Script started on 2024-09-27 23:44:47+00:00 [TERM="xterm-256color" TTY="/dev/pts/0" COLUMNS="-1" LINES="-1"]
P;HTML|
;           (set_option_value  prolog false)

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;           (set_option_value  compat auto)

P;HTML|
;           (set_option_value  compatio true)
P;HTML|
;            (is_cmd_option  prescan halt --halt=true true)
P;HTML|
;            (set_option_value  halt true)
P;HTML|
;            (is_cmd_option  prescan stdin --stdin=tty tty)
P;HTML|
;             (set_option_value  stdin tty)
P;HTML|
;            (is_cmd_option  prescan stdout --stdout=tty tty)
P;HTML|
;             (set_option_value  stdout tty)
P;HTML|
;            (is_cmd_option  prescan stderr --stderr=tty tty)
P;HTML|
;             (set_option_value  stderr tty)
P;HTML|
;            (set_option_value  prolog false)
P;HTML|
;            (set_option_value  compat auto)
P;HTML|
;            (set_option_value  compatio true)
P;HTML|
;          (is_cmd_option  execute python --python=enable enable)
P;HTML|
;           (set_option_value  python enable)
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;          (is_cmd_option  execute timeout --timeout=40 40)
P;HTML|
;           (set_option_value  timeout 40)
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;           (is_cmd_option  execute output --output=./reports/tests_output/baseline-compat/ ./reports/tests_output/baseline-compat/)
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;           (set_option_value  output ./reports/tests_output/baseline-compat/)
P;HTML|
;           (is_cmd_option  execute html --html true)
P;HTML|
;            (set_option_value  html true)
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;           (is_cmd_option  execute test --test true)
P;HTML|
;            (set_option_value  test true)

; (load_metta_file  &self tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta)
P;HTML|
;                         (track_load_into_file  /home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta)
; (%COMMENT  ";;         5. Type inference: (: TERM $type)" 32 0) ; line: 157 
; Done translating 29 forms: asserted_metta_pred(nthesize_long_1727480692_6351593,'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta').


  (failed  once fail)




  (failed  once fail)


^  Call: (171) [user] call(user:once, user:fail)
^  Call: (172) [user] once(user:fail)
   Call: (173) [system] fail
^  Fail: (171) [system] call(user:once, user:fail)
^  Call: (171) [bugger] bugger:mquietly_if(true, rtrace:pop_tracer)
   Call: (173) [system] var(rtrace:pop_tracer)
   Fail: (173) [system] var(rtrace:pop_tracer)
^  Call: (175) [system] setup_call_cleanup('$notrace'(_39194, _39196), once(rtrace:retract(t_l:tracer_reset(_39184))), '$restore_trace'(_39194, _39196))
^  Call: (176) [system] sig_atomic(system:'$notrace'(_39194, _39196))
^  Exit: (175) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(rtrace:retract(t_l:tracer_reset(tAt_normal))), system:'$restore_trace'(3, -1))
^  Call: (175) [rtrace] tAt(false, 271, 271, false)


  (failed  once 
    (convert_metta_to_datalog  /home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta $_2360))




  (failed  once 
    (convert_metta_to_datalog  /home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta $_2360))


^  Call: (158) [user] call(user:once, user:convert_metta_to_datalog(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta', _2360))
^  Call: (159) [user] once(user:convert_metta_to_datalog(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta', _2360))
^  Call: (160) [user] convert_metta_to_datalog(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta', _2360)
^  Call: (161) [user] ignore(symbol_concat(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta', '.datalog', _2360))
^  Call: (162) [user] symbol_concat(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta', '.datalog', _2360)
   Call: (163) [system] atom_concat(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta', '.datalog', _2360)
   Exit: (163) [system] atom_concat(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta', '.datalog', '/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta.datalog')
^  Exit: (162) [user] symbol_concat(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta', '.datalog', '/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta.datalog')
^  Exit: (161) [system] ignore(user:symbol_concat(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta', '.datalog', '/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta.datalog'))
^  Call: (161) [user] setup_call_cleanup(open(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta', read, _104224, [encoding(utf8)]), setup_call_cleanup(open('/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta.datalog', write, _104252, [encoding(utf8)]), must_det_ll(translate_metta_file_to_datalog_io(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta', _104224, _104252)), close(_104252)), close(_104224))
^  Call: (162) [system] sig_atomic(user:open(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta', read, _104224, [encoding(utf8)]))
   Call: (164) [system] open(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta', read, _104224, [encoding(utf8)])
   Exit: (164) [system] open(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta', read, (0x55fbb4538270), [encoding(utf8)])
^  Exit: (162) [system] sig_atomic(user:open(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta', read, (0x55fbb4538270), [encoding(utf8)]))
^  Call: (162) [user] setup_call_cleanup(open('/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta.datalog', write, _104252, [encoding(utf8)]), must_det_ll(translate_metta_file_to_datalog_io(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta', (0x55fbb4538270), _104252)), close(_104252))
^  Call: (163) [system] sig_atomic(user:open('/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta.datalog', write, _104252, [encoding(utf8)]))
   Call: (165) [system] open('/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta.datalog', write, _104252, [encoding(utf8)])
   Exit: (165) [system] open(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta.datalog', write, (0x55fbb44dfd70), [encoding(utf8)])
^  Exit: (163) [system] sig_atomic(user:open(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta.datalog', write, (0x55fbb44dfd70), [encoding(utf8)]))
^  Call: (163) [user] must_det_ll(translate_metta_file_to_datalog_io(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta', (0x55fbb4538270), (0x55fbb44dfd70)))
^  Call: (164) [user] once(user:translate_metta_file_to_datalog_io(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta', (0x55fbb4538270), (0x55fbb44dfd70)))
^  Call: (165) [user] translate_metta_file_to_datalog_io(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta', (0x55fbb4538270), (0x55fbb44dfd70))
^  Call: (166) [user] may_use_datalog
^  Exit: (166) [user] may_use_datalog
^  Call: (166) [user] must_det_ll(notrace((write((0x55fbb44dfd70), '/* '), write((0x55fbb44dfd70), P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta'), writeln((0x55fbb44dfd70), ' */'), get_time(_165262), stamp_date_time(_165262, _165274, 'UTC'), format_time(string(_165294), '%FT%T%z', _165274), write((0x55fbb44dfd70), '/* '), write((0x55fbb44dfd70), _165294), writeln((0x55fbb44dfd70), ' */'))))
^  Call: (167) [user] once(user:notrace((write((0x55fbb44dfd70), '/* '), write((0x55fbb44dfd70), P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta'), writeln((0x55fbb44dfd70), ' */'), get_time(_165262), stamp_date_time(_165262, _165274, 'UTC'), format_time(string(_165294), '%FT%T%z', _165274), write((0x55fbb44dfd70), '/* '), write((0x55fbb44dfd70), _165294), writeln((0x55fbb44dfd70), ' */'))))
^  Call: (169) [system] setup_call_cleanup('$notrace'(_175014, _175016), once(user:(write((0x55fbb44dfd70), '/* '), write((0x55fbb44dfd70), P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta'), writeln((0x55fbb44dfd70), ' */'), get_time(_165262), stamp_date_time(_165262, _165274, 'UTC'), format_time(string(_165294), '%FT%T%z', _165274), write((0x55fbb44dfd70), '/* '), write((0x55fbb44dfd70), _165294), writeln((0x55fbb44dfd70), ' */'))), '$restore_trace'(_175014, _175016))
^  Call: (170) [system] sig_atomic(system:'$notrace'(_175014, _175016))
^  Exit: (169) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:(write((0x55fbb44dfd70), '/* '), write((0x55fbb44dfd70), P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta'), writeln((0x55fbb44dfd70), ' */'), get_time(1727480696.9125626), stamp_date_time(1727480696.9125626, date(2024, 9, 27, 23, 44, 56.912562608, 0, 'UTC', -), 'UTC'), format_time(string("2024-09-27T23:44:56+0000"), '%FT%T%z', date(2024, 9, 27, 23, 44, 56.912562608, 0, 'UTC', -)), write((0x55fbb44dfd70), '/* '), write((0x55fbb44dfd70), "2024-09-27T23:44:56+0000"), writeln((0x55fbb44dfd70), ' */'))), system:'$restore_trace'(3, -1))
^  Exit: (167) [system] once(user:notrace((write((0x55fbb44dfd70), '/* '), write((0x55fbb44dfd70), P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta'), writeln((0x55fbb44dfd70), ' */'), get_time(1727480696.9125626), stamp_date_time(1727480696.9125626, date(2024, 9, 27, 23, 44, 56.912562608, 0, 'UTC', -), 'UTC'), format_time(string("2024-09-27T23:44:56+0000"), '%FT%T%z', date(2024, 9, 27, 23, 44, 56.912562608, 0, 'UTC', -)), write((0x55fbb44dfd70), '/* '), write((0x55fbb44dfd70), "2024-09-27T23:44:56+0000"), writeln((0x55fbb44dfd70), ' */'))))
^  Exit: (166) [user] must_det_ll(user:notrace((write((0x55fbb44dfd70), '/* '), write((0x55fbb44dfd70), P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta'), writeln((0x55fbb44dfd70), ' */'), get_time(1727480696.9125626), stamp_date_time(1727480696.9125626, date(2024, 9, 27, 23, 44, 56.912562608, 0, 'UTC', -), 'UTC'), format_time(string("2024-09-27T23:44:56+0000"), '%FT%T%z', date(2024, 9, 27, 23, 44, 56.912562608, 0, 'UTC', -)), write((0x55fbb44dfd70), '/* '), write((0x55fbb44dfd70), "2024-09-27T23:44:56+0000"), writeln((0x55fbb44dfd70), ' */'))))
^  Call: (166) [user] must_det_ll(filename_to_mangled_pred(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta', _195394))
^  Call: (167) [user] once(user:filename_to_mangled_pred(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta', _195394))
^  Call: (168) [user] filename_to_mangled_pred(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta', _195394)
   Call: (169) [system] get_time(_209914)
   Exit: (169) [system] get_time(1727480696.9164743)
^  Call: (169) [user] symbolic_list_concat([data, P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta', 1727480696.9164743], '_', _211788)
   Call: (170) [system] atomic_list_concat([data, P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta', 1727480696.9164743], '_', _211788)
   Exit: (170) [system] atomic_list_concat([data, P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta', 1727480696.9164743], '_', 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta_1727480696.9164743')
^  Exit: (169) [user] symbolic_list_concat([data, P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta', 1727480696.9164743], '_', 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta_1727480696.9164743')
   Call: (169) [system] _231158=['.metta_'-'_', '_1710'-'_', (/)-'_', (/)-'_', ('.')-'_', (-)-'_', '__'-'_']
   Exit: (169) [system] ['.metta_'-'_', '_1710'-'_', (/)-'_', (/)-'_', ('.')-'_', (-)-'_', '__'-'_']=['.metta_'-'_', '_1710'-'_', (/)-'_', (/)-'_', ('.')-'_', (-)-'_', '__'-'_']
^  Call: (169) [user] atom_subst('data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta_1727480696.9164743', ['.metta_'-'_', '_1710'-'_', (/)-'_', (/)-'_', ('.')-'_', (-)-'_', '__'-'_'], _233100)
^  Call: (170) [user] apply:foldl(replace_in_symbol, ['.metta_'-'_', '_1710'-'_', (/)-'_', (/)-'_', ('.')-'_', (-)-'_', '__'-'_'], 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta_1727480696.9164743', _233100)
   Call: (171) [apply] apply:foldl_(['.metta_'-'_', '_1710'-'_', (/)-'_', (/)-'_', ('.')-'_', (-)-'_', '__'-'_'], user:replace_in_symbol, 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta_1727480696.9164743', _233100)
^  Call: (172) [user] replace_in_symbol('.metta_'-'_', 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta_1727480696.9164743', _235918)
^  Call: (173) [user] symbolic_list_concat(_236852, '.metta_', 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta_1727480696.9164743')
   Call: (174) [system] atomic_list_concat(_236852, '.metta_', 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta_1727480696.9164743')
   Exit: (174) [system] atomic_list_concat(['data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long', '1727480696.9164743'], '.metta_', 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta_1727480696.9164743')
^  Exit: (173) [user] symbolic_list_concat(['data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long', '1727480696.9164743'], '.metta_', 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta_1727480696.9164743')
^  Call: (173) [user] symbolic_list_concat(['data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long', '1727480696.9164743'], '_', _235918)
   Call: (174) [system] atomic_list_concat(['data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long', '1727480696.9164743'], '_', _235918)
   Exit: (174) [system] atomic_list_concat(['data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long', '1727480696.9164743'], '_', 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long_1727480696.9164743')
^  Exit: (173) [user] symbolic_list_concat(['data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long', '1727480696.9164743'], '_', 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long_1727480696.9164743')
^  Exit: (172) [user] replace_in_symbol('.metta_'-'_', 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta_1727480696.9164743', 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long_1727480696.9164743')
   Call: (172) [apply] apply:foldl_(['_1710'-'_', (/)-'_', (/)-'_', ('.')-'_', (-)-'_', '__'-'_'], user:replace_in_symbol, 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long_1727480696.9164743', _233100)
^  Call: (173) [user] replace_in_symbol('_1710'-'_', 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long_1727480696.9164743', _246190)
^  Call: (174) [user] symbolic_list_concat(_247124, '_1710', 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long_1727480696.9164743')
   Call: (175) [system] atomic_list_concat(_247124, '_1710', 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long_1727480696.9164743')
   Exit: (175) [system] atomic_list_concat(['data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long_1727480696.9164743'], '_1710', 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long_1727480696.9164743')
^  Exit: (174) [user] symbolic_list_concat(['data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long_1727480696.9164743'], '_1710', 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long_1727480696.9164743')
^  Call: (174) [user] symbolic_list_concat(['data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long_1727480696.9164743'], '_', _246190)
   Call: (175) [system] atomic_list_concat(['data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long_1727480696.9164743'], '_', _246190)
   Exit: (175) [system] atomic_list_concat(['data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long_1727480696.9164743'], '_', 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long_1727480696.9164743')
^  Exit: (174) [user] symbolic_list_concat(['data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long_1727480696.9164743'], '_', 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long_1727480696.9164743')
^  Exit: (173) [user] replace_in_symbol('_1710'-'_', 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long_1727480696.9164743', 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long_1727480696.9164743')
   Call: (173) [apply] apply:foldl_([(/)-'_', (/)-'_', ('.')-'_', (-)-'_', '__'-'_'], user:replace_in_symbol, 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long_1727480696.9164743', _233100)
^  Call: (174) [user] replace_in_symbol((/)-'_', 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long_1727480696.9164743', _256456)
^  Call: (175) [user] symbolic_list_concat(_257390, /, 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long_1727480696.9164743')
   Call: (176) [system] atomic_list_concat(_257390, /, 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long_1727480696.9164743')
   Exit: (176) [system] atomic_list_concat([data_, home, runner, work, 'metta-wam', 'metta-wam', tests, baseline_compat, 'hyperon-mettalog_sanity', synth_buffer, 'time_synthesize_long_1727480696.9164743'], /, 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long_1727480696.9164743')
^  Exit: (175) [user] symbolic_list_concat([data_, home, runner, work, 'metta-wam', 'metta-wam', tests, baseline_compat, 'hyperon-mettalog_sanity', synth_buffer, 'time_synthesize_long_1727480696.9164743'], /, 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long_1727480696.9164743')
^  Call: (175) [user] symbolic_list_concat([data_, home, runner, work, 'metta-wam', 'metta-wam', tests, baseline_compat, 'hyperon-mettalog_sanity', synth_buffer, 'time_synthesize_long_1727480696.9164743'], '_', _256456)
   Call: (176) [system] atomic_list_concat([data_, home, runner, work, 'metta-wam', 'metta-wam', tests, baseline_compat, 'hyperon-mettalog_sanity', synth_buffer, 'time_synthesize_long_1727480696.9164743'], '_', _256456)
   Exit: (176) [system] atomic_list_concat([data_, home, runner, work, 'metta-wam', 'metta-wam', tests, baseline_compat, 'hyperon-mettalog_sanity', synth_buffer, 'time_synthesize_long_1727480696.9164743'], '_', 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_long_1727480696.9164743')
^  Exit: (175) [user] symbolic_list_concat([data_, home, runner, work, 'metta-wam', 'metta-wam', tests, baseline_compat, 'hyperon-mettalog_sanity', synth_buffer, 'time_synthesize_long_1727480696.9164743'], '_', 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_long_1727480696.9164743')
^  Exit: (174) [user] replace_in_symbol((/)-'_', 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long_1727480696.9164743', 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_long_1727480696.9164743')
   Call: (174) [apply] apply:foldl_([(/)-'_', ('.')-'_', (-)-'_', '__'-'_'], user:replace_in_symbol, 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_long_1727480696.9164743', _233100)
^  Call: (175) [user] replace_in_symbol((/)-'_', 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_long_1727480696.9164743', _266782)
^  Call: (176) [user] symbolic_list_concat(_267716, /, 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_long_1727480696.9164743')
   Call: (177) [system] atomic_list_concat(_267716, /, 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_long_1727480696.9164743')
   Exit: (177) [system] atomic_list_concat(['data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_long_1727480696.9164743'], /, 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_long_1727480696.9164743')
^  Exit: (176) [user] symbolic_list_concat(['data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_long_1727480696.9164743'], /, 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_long_1727480696.9164743')
^  Call: (176) [user] symbolic_list_concat(['data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_long_1727480696.9164743'], '_', _266782)
   Call: (177) [system] atomic_list_concat(['data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_long_1727480696.9164743'], '_', _266782)
   Exit: (177) [system] atomic_list_concat(['data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_long_1727480696.9164743'], '_', 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_long_1727480696.9164743')
^  Exit: (176) [user] symbolic_list_concat(['data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_long_1727480696.9164743'], '_', 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_long_1727480696.9164743')
^  Exit: (175) [user] replace_in_symbol((/)-'_', 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_long_1727480696.9164743', 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_long_1727480696.9164743')
   Call: (175) [apply] apply:foldl_([('.')-'_', (-)-'_', '__'-'_'], user:replace_in_symbol, 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_long_1727480696.9164743', _233100)
^  Call: (176) [user] replace_in_symbol(('.')-'_', 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_long_1727480696.9164743', _277048)
^  Call: (177) [user] symbolic_list_concat(_277982, '.', 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_long_1727480696.9164743')
   Call: (178) [system] atomic_list_concat(_277982, '.', 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_long_1727480696.9164743')
   Exit: (178) [system] atomic_list_concat(['data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_long_1727480696', '9164743'], '.', 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_long_1727480696.9164743')
^  Exit: (177) [user] symbolic_list_concat(['data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_long_1727480696', '9164743'], '.', 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_long_1727480696.9164743')
^  Call: (177) [user] symbolic_list_concat(['data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_long_1727480696', '9164743'], '_', _277048)
   Call: (178) [system] atomic_list_concat(['data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_long_1727480696', '9164743'], '_', _277048)
   Exit: (178) [system] atomic_list_concat(['data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_long_1727480696', '9164743'], '_', 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743')
^  Exit: (177) [user] symbolic_list_concat(['data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_long_1727480696', '9164743'], '_', 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743')
^  Exit: (176) [user] replace_in_symbol(('.')-'_', 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_long_1727480696.9164743', 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743')
   Call: (176) [apply] apply:foldl_([(-)-'_', '__'-'_'], user:replace_in_symbol, 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743', _233100)
^  Call: (177) [user] replace_in_symbol((-)-'_', 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743', _287320)
^  Call: (178) [user] symbolic_list_concat(_288254, -, 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743')
   Call: (179) [system] atomic_list_concat(_288254, -, 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743')
   Exit: (179) [system] atomic_list_concat([data__home_runner_work_metta, wam_metta, wam_tests_baseline_compat_hyperon, mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743], -, 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743')
^  Exit: (178) [user] symbolic_list_concat([data__home_runner_work_metta, wam_metta, wam_tests_baseline_compat_hyperon, mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743], -, 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743')
^  Call: (178) [user] symbolic_list_concat([data__home_runner_work_metta, wam_metta, wam_tests_baseline_compat_hyperon, mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743], '_', _287320)
   Call: (179) [system] atomic_list_concat([data__home_runner_work_metta, wam_metta, wam_tests_baseline_compat_hyperon, mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743], '_', _287320)
   Exit: (179) [system] atomic_list_concat([data__home_runner_work_metta, wam_metta, wam_tests_baseline_compat_hyperon, mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743], '_', data__home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743)
^  Exit: (178) [user] symbolic_list_concat([data__home_runner_work_metta, wam_metta, wam_tests_baseline_compat_hyperon, mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743], '_', data__home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743)
^  Exit: (177) [user] replace_in_symbol((-)-'_', 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743', data__home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743)
   Call: (177) [apply] apply:foldl_(['__'-'_'], user:replace_in_symbol, data__home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743, _233100)
^  Call: (178) [user] replace_in_symbol('__'-'_', data__home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743, _297604)
^  Call: (179) [user] symbolic_list_concat(_298538, '__', data__home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743)
   Call: (180) [system] atomic_list_concat(_298538, '__', data__home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743)
   Exit: (180) [system] atomic_list_concat([data, home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743], '__', data__home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743)
^  Exit: (179) [user] symbolic_list_concat([data, home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743], '__', data__home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743)
^  Call: (179) [user] symbolic_list_concat([data, home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743], '_', _297604)
   Call: (180) [system] atomic_list_concat([data, home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743], '_', _297604)
   Exit: (180) [system] atomic_list_concat([data, home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743], '_', data_home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743)
^  Exit: (179) [user] symbolic_list_concat([data, home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743], '_', data_home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743)
^  Exit: (178) [user] replace_in_symbol('__'-'_', data__home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743, data_home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743)
   Call: (178) [apply] apply:foldl_([], user:replace_in_symbol, data_home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743, _233100)
   Exit: (178) [apply] apply:foldl_([], user:replace_in_symbol, data_home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743, data_home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743)
   Exit: (177) [apply] apply:foldl_(['__'-'_'], user:replace_in_symbol, data__home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743, data_home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743)
   Exit: (176) [apply] apply:foldl_([(-)-'_', '__'-'_'], user:replace_in_symbol, 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743', data_home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743)
   Exit: (175) [apply] apply:foldl_([('.')-'_', (-)-'_', '__'-'_'], user:replace_in_symbol, 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_long_1727480696.9164743', data_home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743)
   Exit: (174) [apply] apply:foldl_([(/)-'_', ('.')-'_', (-)-'_', '__'-'_'], user:replace_in_symbol, 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_long_1727480696.9164743', data_home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743)
   Exit: (173) [apply] apply:foldl_([(/)-'_', (/)-'_', ('.')-'_', (-)-'_', '__'-'_'], user:replace_in_symbol, 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long_1727480696.9164743', data_home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743)
   Exit: (172) [apply] apply:foldl_(['_1710'-'_', (/)-'_', (/)-'_', ('.')-'_', (-)-'_', '__'-'_'], user:replace_in_symbol, 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long_1727480696.9164743', data_home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743)
   Exit: (171) [apply] apply:foldl_(['.metta_'-'_', '_1710'-'_', (/)-'_', (/)-'_', ('.')-'_', (-)-'_', '__'-'_'], user:replace_in_symbol, 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta_1727480696.9164743', data_home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743)
^  Exit: (170) [apply] apply:foldl(user:replace_in_symbol, ['.metta_'-'_', '_1710'-'_', (/)-'_', (/)-'_', ('.')-'_', (-)-'_', '__'-'_'], 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta_1727480696.9164743', data_home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743)
^  Exit: (169) [user] atom_subst('data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta_1727480696.9164743', ['.metta_'-'_', '_1710'-'_', (/)-'_', (/)-'_', ('.')-'_', (-)-'_', '__'-'_'], data_home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743)
^  Call: (169) [user] trim_to_last_nchars(24, data_home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743, _195394)
   Call: (170) [system] atom_length(data_home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743, _318170)
   Exit: (170) [system] atom_length(data_home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743, 140)
   Call: (170) [system] 140=<24
   Call: (170) [system] _320962 is 140+ -32
   Exit: (170) [system] 108 is 140+ -32
   Call: (170) [system] sub_atom(data_home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743, 108, 32, _322900, _195394)
   Exit: (170) [system] sub_atom(data_home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743, 108, 32, 0, nthesize_long_1727480696_9164743)
^  Exit: (169) [user] trim_to_last_nchars(24, data_home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_long_1727480696_9164743, nthesize_long_1727480696_9164743)
^  Exit: (168) [user] filename_to_mangled_pred(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta', nthesize_long_1727480696_9164743)
^  Exit: (167) [system] once(user:filename_to_mangled_pred(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta', nthesize_long_1727480696_9164743))
^  Exit: (166) [user] must_det_ll(user:filename_to_mangled_pred(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta', nthesize_long_1727480696_9164743))
^  Call: (166) [user] must_det_ll(mangle_iz(nthesize_long_1727480696_9164743, _340148))
^  Call: (167) [user] once(user:mangle_iz(nthesize_long_1727480696_9164743, _340148))
^  Call: (168) [user] mangle_iz(nthesize_long_1727480696_9164743, _340148)
^  Call: (169) [user] symbol_concat(nthesize_long_1727480696_9164743, '_iz', _340148)
   Call: (170) [system] atom_concat(nthesize_long_1727480696_9164743, '_iz', _340148)
   Exit: (170) [system] atom_concat(nthesize_long_1727480696_9164743, '_iz', nthesize_long_1727480696_9164743_iz)
^  Exit: (169) [user] symbol_concat(nthesize_long_1727480696_9164743, '_iz', nthesize_long_1727480696_9164743_iz)
^  Exit: (168) [user] mangle_iz(nthesize_long_1727480696_9164743, nthesize_long_1727480696_9164743_iz)
^  Exit: (167) [system] once(user:mangle_iz(nthesize_long_1727480696_9164743, nthesize_long_1727480696_9164743_iz))
^  Exit: (166) [user] must_det_ll(user:mangle_iz(nthesize_long_1727480696_9164743, nthesize_long_1727480696_9164743_iz))
^  Call: (166) [user] must_det_ll(notrace((format((0x55fbb44dfd70), ':- style_check(-singleton). ~n', []), format((0x55fbb44dfd70), ':- style_check(-discontiguous). ~n', []), format((0x55fbb44dfd70), ':- dynamic((~q)/2). ~n', [nthesize_long_1727480696_9164743]), format((0x55fbb44dfd70), ':- dynamic((~q)/3). ~n', [nthesize_long_1727480696_9164743]), format((0x55fbb44dfd70), ':- dynamic((~q)/4). ~n', [nthesize_long_1727480696_9164743]), format((0x55fbb44dfd70), ':- dynamic((~q)/5). ~n', [nthesize_long_1727480696_9164743]), format((0x55fbb44dfd70), ':- dynamic((~q)/6). ~n', [nthesize_long_1727480696_9164743]), format((0x55fbb44dfd70), ':- dynamic((~q)/7). ~n', [nthesize_long_1727480696_9164743]), format((0x55fbb44dfd70), ':- dynamic((~q)/4). ~n', [nthesize_long_1727480696_9164743_iz]), format((0x55fbb44dfd70), ':- dynamic((~q)/5). ~n', [nthesize_long_1727480696_9164743_iz]), format((0x55fbb44dfd70), ':- dynamic((~q)/6). ~n', [nthesize_long_1727480696_9164743_iz]), format((0x55fbb44dfd70), ':- dynamic((~q)/7). ~n', [nthesize_long_1727480696_9164743_iz]), format((0x55fbb44dfd70), ':- dynamic((~q)/8). ~n', [nthesize_long_1727480696_9164743_iz]), writeln((0x55fbb44dfd70), ':- dynamic(user:asserted_metta_pred/2).'), writeln((0x55fbb44dfd70), ':- multifile(user:asserted_metta_pred/2).'), format((0x55fbb44dfd70), 'user:asserted_metta_pred(~q,~q). ~n', [nthesize_long_1727480696_9164743, P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta']), with_output_to((0x55fbb44dfd70), produce_iz(nthesize_long_1727480696_9164743)))))
^  Call: (167) [user] once(user:notrace((format((0x55fbb44dfd70), ':- style_check(-singleton). ~n', []), format((0x55fbb44dfd70), ':- style_check(-discontiguous). ~n', []), format((0x55fbb44dfd70), ':- dynamic((~q)/2). ~n', [nthesize_long_1727480696_9164743]), format((0x55fbb44dfd70), ':- dynamic((~q)/3). ~n', [nthesize_long_1727480696_9164743]), format((0x55fbb44dfd70), ':- dynamic((~q)/4). ~n', [nthesize_long_1727480696_9164743]), format((0x55fbb44dfd70), ':- dynamic((~q)/5). ~n', [nthesize_long_1727480696_9164743]), format((0x55fbb44dfd70), ':- dynamic((~q)/6). ~n', [nthesize_long_1727480696_9164743]), format((0x55fbb44dfd70), ':- dynamic((~q)/7). ~n', [nthesize_long_1727480696_9164743]), format((0x55fbb44dfd70), ':- dynamic((~q)/4). ~n', [nthesize_long_1727480696_9164743_iz]), format((0x55fbb44dfd70), ':- dynamic((~q)/5). ~n', [nthesize_long_1727480696_9164743_iz]), format((0x55fbb44dfd70), ':- dynamic((~q)/6). ~n', [nthesize_long_1727480696_9164743_iz]), format((0x55fbb44dfd70), ':- dynamic((~q)/7). ~n', [nthesize_long_1727480696_9164743_iz]), format((0x55fbb44dfd70), ':- dynamic((~q)/8). ~n', [nthesize_long_1727480696_9164743_iz]), writeln((0x55fbb44dfd70), ':- dynamic(user:asserted_metta_pred/2).'), writeln((0x55fbb44dfd70), ':- multifile(user:asserted_metta_pred/2).'), format((0x55fbb44dfd70), 'user:asserted_metta_pred(~q,~q). ~n', [nthesize_long_1727480696_9164743, P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta']), with_output_to((0x55fbb44dfd70), produce_iz(nthesize_long_1727480696_9164743)))))
^  Call: (169) [system] setup_call_cleanup('$notrace'(_359448, _359450), once(user:(format((0x55fbb44dfd70), ':- style_check(-singleton). ~n', []), format((0x55fbb44dfd70), ':- style_check(-discontiguous). ~n', []), format((0x55fbb44dfd70), ':- dynamic((~q)/2). ~n', [nthesize_long_1727480696_9164743]), format((0x55fbb44dfd70), ':- dynamic((~q)/3). ~n', [nthesize_long_1727480696_9164743]), format((0x55fbb44dfd70), ':- dynamic((~q)/4). ~n', [nthesize_long_1727480696_9164743]), format((0x55fbb44dfd70), ':- dynamic((~q)/5). ~n', [nthesize_long_1727480696_9164743]), format((0x55fbb44dfd70), ':- dynamic((~q)/6). ~n', [nthesize_long_1727480696_9164743]), format((0x55fbb44dfd70), ':- dynamic((~q)/7). ~n', [nthesize_long_1727480696_9164743]), format((0x55fbb44dfd70), ':- dynamic((~q)/4). ~n', [nthesize_long_1727480696_9164743_iz]), format((0x55fbb44dfd70), ':- dynamic((~q)/5). ~n', [nthesize_long_1727480696_9164743_iz]), format((0x55fbb44dfd70), ':- dynamic((~q)/6). ~n', [nthesize_long_1727480696_9164743_iz]), format((0x55fbb44dfd70), ':- dynamic((~q)/7). ~n', [nthesize_long_1727480696_9164743_iz]), format((0x55fbb44dfd70), ':- dynamic((~q)/8). ~n', [nthesize_long_1727480696_9164743_iz]), writeln((0x55fbb44dfd70), ':- dynamic(user:asserted_metta_pred/2).'), writeln((0x55fbb44dfd70), ':- multifile(user:asserted_metta_pred/2).'), format((0x55fbb44dfd70), 'user:asserted_metta_pred(~q,~q). ~n', [nthesize_long_1727480696_9164743, P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta']), with_output_to((0x55fbb44dfd70), produce_iz(nthesize_long_1727480696_9164743)))), '$restore_trace'(_359448, _359450))
^  Call: (170) [system] sig_atomic(system:'$notrace'(_359448, _359450))
^  Exit: (169) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:(format((0x55fbb44dfd70), ':- style_check(-singleton). ~n', []), format((0x55fbb44dfd70), ':- style_check(-discontiguous). ~n', []), format((0x55fbb44dfd70), ':- dynamic((~q)/2). ~n', [nthesize_long_1727480696_9164743]), format((0x55fbb44dfd70), ':- dynamic((~q)/3). ~n', [nthesize_long_1727480696_9164743]), format((0x55fbb44dfd70), ':- dynamic((~q)/4). ~n', [nthesize_long_1727480696_9164743]), format((0x55fbb44dfd70), ':- dynamic((~q)/5). ~n', [nthesize_long_1727480696_9164743]), format((0x55fbb44dfd70), ':- dynamic((~q)/6). ~n', [nthesize_long_1727480696_9164743]), format((0x55fbb44dfd70), ':- dynamic((~q)/7). ~n', [nthesize_long_1727480696_9164743]), format((0x55fbb44dfd70), ':- dynamic((~q)/4). ~n', [nthesize_long_1727480696_9164743_iz]), format((0x55fbb44dfd70), ':- dynamic((~q)/5). ~n', [nthesize_long_1727480696_9164743_iz]), format((0x55fbb44dfd70), ':- dynamic((~q)/6). ~n', [nthesize_long_1727480696_9164743_iz]), format((0x55fbb44dfd70), ':- dynamic((~q)/7). ~n', [nthesize_long_1727480696_9164743_iz]), format((0x55fbb44dfd70), ':- dynamic((~q)/8). ~n', [nthesize_long_1727480696_9164743_iz]), writeln((0x55fbb44dfd70), ':- dynamic(user:asserted_metta_pred/2).'), writeln((0x55fbb44dfd70), ':- multifile(user:asserted_metta_pred/2).'), format((0x55fbb44dfd70), 'user:asserted_metta_pred(~q,~q). ~n', [nthesize_long_1727480696_9164743, P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta']), with_output_to((0x55fbb44dfd70), produce_iz(nthesize_long_1727480696_9164743)))), system:'$restore_trace'(3, -1))
^  Exit: (167) [system] once(user:notrace((format((0x55fbb44dfd70), ':- style_check(-singleton). ~n', []), format((0x55fbb44dfd70), ':- style_check(-discontiguous). ~n', []), format((0x55fbb44dfd70), ':- dynamic((~q)/2). ~n', [nthesize_long_1727480696_9164743]), format((0x55fbb44dfd70), ':- dynamic((~q)/3). ~n', [nthesize_long_1727480696_9164743]), format((0x55fbb44dfd70), ':- dynamic((~q)/4). ~n', [nthesize_long_1727480696_9164743]), format((0x55fbb44dfd70), ':- dynamic((~q)/5). ~n', [nthesize_long_1727480696_9164743]), format((0x55fbb44dfd70), ':- dynamic((~q)/6). ~n', [nthesize_long_1727480696_9164743]), format((0x55fbb44dfd70), ':- dynamic((~q)/7). ~n', [nthesize_long_1727480696_9164743]), format((0x55fbb44dfd70), ':- dynamic((~q)/4). ~n', [nthesize_long_1727480696_9164743_iz]), format((0x55fbb44dfd70), ':- dynamic((~q)/5). ~n', [nthesize_long_1727480696_9164743_iz]), format((0x55fbb44dfd70), ':- dynamic((~q)/6). ~n', [nthesize_long_1727480696_9164743_iz]), format((0x55fbb44dfd70), ':- dynamic((~q)/7). ~n', [nthesize_long_1727480696_9164743_iz]), format((0x55fbb44dfd70), ':- dynamic((~q)/8). ~n', [nthesize_long_1727480696_9164743_iz]), writeln((0x55fbb44dfd70), ':- dynamic(user:asserted_metta_pred/2).'), writeln((0x55fbb44dfd70), ':- multifile(user:asserted_metta_pred/2).'), format((0x55fbb44dfd70), 'user:asserted_metta_pred(~q,~q). ~n', [nthesize_long_1727480696_9164743, P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta']), with_output_to((0x55fbb44dfd70), produce_iz(nthesize_long_1727480696_9164743)))))
^  Exit: (166) [user] must_det_ll(user:notrace((format((0x55fbb44dfd70), ':- style_check(-singleton). ~n', []), format((0x55fbb44dfd70), ':- style_check(-discontiguous). ~n', []), format((0x55fbb44dfd70), ':- dynamic((~q)/2). ~n', [nthesize_long_1727480696_9164743]), format((0x55fbb44dfd70), ':- dynamic((~q)/3). ~n', [nthesize_long_1727480696_9164743]), format((0x55fbb44dfd70), ':- dynamic((~q)/4). ~n', [nthesize_long_1727480696_9164743]), format((0x55fbb44dfd70), ':- dynamic((~q)/5). ~n', [nthesize_long_1727480696_9164743]), format((0x55fbb44dfd70), ':- dynamic((~q)/6). ~n', [nthesize_long_1727480696_9164743]), format((0x55fbb44dfd70), ':- dynamic((~q)/7). ~n', [nthesize_long_1727480696_9164743]), format((0x55fbb44dfd70), ':- dynamic((~q)/4). ~n', [nthesize_long_1727480696_9164743_iz]), format((0x55fbb44dfd70), ':- dynamic((~q)/5). ~n', [nthesize_long_1727480696_9164743_iz]), format((0x55fbb44dfd70), ':- dynamic((~q)/6). ~n', [nthesize_long_1727480696_9164743_iz]), format((0x55fbb44dfd70), ':- dynamic((~q)/7). ~n', [nthesize_long_1727480696_9164743_iz]), format((0x55fbb44dfd70), ':- dynamic((~q)/8). ~n', [nthesize_long_1727480696_9164743_iz]), writeln((0x55fbb44dfd70), ':- dynamic(user:asserted_metta_pred/2).'), writeln((0x55fbb44dfd70), ':- multifile(user:asserted_metta_pred/2).'), format((0x55fbb44dfd70), 'user:asserted_metta_pred(~q,~q). ~n', [nthesize_long_1727480696_9164743, P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta']), with_output_to((0x55fbb44dfd70), produce_iz(nthesize_long_1727480696_9164743)))))
^  Call: (166) [user] must_det_ll(flag(translated_forms, _379894, 0))
^  Call: (167) [user] once(user:flag(translated_forms, _379894, 0))
   Call: (168) [$syspreds] flag(translated_forms, _379894, 0)
   Call: (169) [system] _379894==0
^  Call: (169) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _379894, 0))
   Call: (171) [$syspreds] update_flag(translated_forms, _379894, 0)
   Call: (172) [system] get_flag(translated_forms, _379894)
   Exit: (172) [system] get_flag(translated_forms, 29)
   Call: (172) [system] atom(0)
   Call: (172) [system] set_flag(translated_forms, 0)
   Exit: (172) [system] set_flag(translated_forms, 0)
   Exit: (171) [$syspreds] update_flag(translated_forms, 29, 0)
^  Exit: (169) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 29, 0))
   Exit: (168) [$syspreds] flag(translated_forms, 29, 0)
^  Exit: (167) [system] once(user:flag(translated_forms, 29, 0))
^  Exit: (166) [user] must_det_ll(user:flag(translated_forms, 29, 0))
^  Call: (166) [user] must_det_ll(_394782=t(1727480696.9125626))
^  Call: (167) [user] once(user:(_394782=t(1727480696.9125626)))
   Call: (168) [system] _394782=t(1727480696.9125626)
   Exit: (168) [system] t(1727480696.9125626)=t(1727480696.9125626)
^  Exit: (167) [system] once(user:(t(1727480696.9125626)=t(1727480696.9125626)))
^  Exit: (166) [user] must_det_ll(user:(t(1727480696.9125626)=t(1727480696.9125626)))
^  Call: (166) [user] once(call((repeat, (at_end_of_stream((0x55fbb4538270))->!;(must_det_ll(line_count((0x55fbb4538270), _400406)), must_det_ll(read_sform((0x55fbb4538270), _400416))), (_400416==end_of_file->!;once((if_t((get_time(_400466), arg(1, t(1727480696.9125626), _400480), _400490 is _400466-_400480, _400490>4), (nb_setarg(1, t(1727480696.9125626), _400466), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi(_400416), _400406]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _400578, _400578+1), write_metta_datalog_term((0x55fbb44dfd70), _400416, nthesize_long_1727480696_9164743, _400406))), fail)))))
^  Call: (167) [user] call((repeat, (at_end_of_stream((0x55fbb4538270))->!;(must_det_ll(line_count((0x55fbb4538270), _400406)), must_det_ll(read_sform((0x55fbb4538270), _400416))), (_400416==end_of_file->!;once((if_t((get_time(_400466), arg(1, t(1727480696.9125626), _400480), _400490 is _400466-_400480, _400490>4), (nb_setarg(1, t(1727480696.9125626), _400466), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi(_400416), _400406]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _400578, _400578+1), write_metta_datalog_term((0x55fbb44dfd70), _400416, nthesize_long_1727480696_9164743, _400406))), fail))))
   Call: (169) [system] repeat
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55fbb4538270))
   Fail: (169) [system] at_end_of_stream((0x55fbb4538270))
^  Call: (169) [user] must_det_ll(line_count((0x55fbb4538270), _400406))
^  Call: (170) [user] once(user:line_count((0x55fbb4538270), _400406))
   Call: (171) [system] line_count((0x55fbb4538270), _400406)
   Exit: (171) [system] line_count((0x55fbb4538270), 1)
^  Exit: (170) [system] once(user:line_count((0x55fbb4538270), 1))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55fbb4538270), 1))
^  Call: (169) [user] must_det_ll(read_sform((0x55fbb4538270), _400416))
^  Call: (170) [user] once(user:read_sform((0x55fbb4538270), _400416))
^  Call: (171) [user] read_sform((0x55fbb4538270), _400416)
   Call: (172) [system] string((0x55fbb4538270))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (173) [system] string((0x55fbb4538270))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _400416)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _400416)
   Call: (174) [system] at_end_of_stream((0x55fbb4538270))
   Call: (174) [system] peek_char((0x55fbb4538270), _421240)
   Exit: (174) [system] peek_char((0x55fbb4538270), ;)
   Call: (174) [system] char_type(;, space)
   Call: (174) [system] _424026=(0x55fbb4538270)
   Exit: (174) [system] (0x55fbb4538270)=(0x55fbb4538270)
^  Call: (174) [user] once((read_position((0x55fbb4538270), _425894, _425896, _425898, _425900), read_sexpr((0x55fbb4538270), _425912), assertz(metta_file_comment(_425894, _425896, _425898, _425912, _425900))))
^  Call: (176) [user] read_position((0x55fbb4538270), _425894, _425896, _425898, _425900)
   Call: (177) [system] stream_property((0x55fbb4538270), position(_425900))
   Call: (178) [system] nonvar((0x55fbb4538270))
   Exit: (178) [system] nonvar((0x55fbb4538270))
   Call: (178) [system] nonvar(position(_425900))
   Exit: (178) [system] nonvar(position(_425900))
   Exit: (177) [system] stream_property((0x55fbb4538270), position('$stream_position'(0, 1, 0, 0)))
   Call: (177) [$syspreds] stream_position_data(line_count, '$stream_position'(0, 1, 0, 0), _425894)
   Call: (178) [system] nonvar(line_count)
   Exit: (178) [system] nonvar(line_count)
   Call: (178) [$syspreds] stream_position_field(line_count, _436152)
   Exit: (178) [$syspreds] stream_position_field(line_count, 2)
   Call: (178) [system] arg(2, '$stream_position'(0, 1, 0, 0), _425894)
   Exit: (178) [system] arg(2, '$stream_position'(0, 1, 0, 0), 1)
   Exit: (177) [$syspreds] stream_position_data(line_count, '$stream_position'(0, 1, 0, 0), 1)
   Call: (177) [$syspreds] stream_position_data(line_position, '$stream_position'(0, 1, 0, 0), _425896)
   Call: (178) [system] nonvar(line_position)
   Exit: (178) [system] nonvar(line_position)
   Call: (178) [$syspreds] stream_position_field(line_position, _443586)
   Exit: (178) [$syspreds] stream_position_field(line_position, 3)
   Call: (178) [system] arg(3, '$stream_position'(0, 1, 0, 0), _425896)
   Exit: (178) [system] arg(3, '$stream_position'(0, 1, 0, 0), 0)
   Exit: (177) [$syspreds] stream_position_data(line_position, '$stream_position'(0, 1, 0, 0), 0)
   Call: (177) [$syspreds] stream_position_data(char_count, '$stream_position'(0, 1, 0, 0), _425898)
   Call: (178) [system] nonvar(char_count)
   Exit: (178) [system] nonvar(char_count)
   Call: (178) [$syspreds] stream_position_field(char_count, _451020)
   Exit: (178) [$syspreds] stream_position_field(char_count, 1)
   Call: (178) [system] arg(1, '$stream_position'(0, 1, 0, 0), _425898)
   Exit: (178) [system] arg(1, '$stream_position'(0, 1, 0, 0), 0)
   Exit: (177) [$syspreds] stream_position_data(char_count, '$stream_position'(0, 1, 0, 0), 0)
^  Exit: (176) [user] read_position((0x55fbb4538270), 1, 0, 0, '$stream_position'(0, 1, 0, 0))
^  Call: (176) [user] read_sexpr((0x55fbb4538270), _425912)
   Call: (177) [system] string((0x55fbb4538270))
   Fail: (177) [system] string((0x55fbb4538270))
^  Call: (177) [user] cont_sexpr(')', (0x55fbb4538270), _425912)
^  Call: (178) [user] skip_spaces((0x55fbb4538270))
   Call: (179) [system] peek_char((0x55fbb4538270), _461246)
   Exit: (179) [system] peek_char((0x55fbb4538270), ;)
   Call: (179) [system] (;)=(;)
   Exit: (179) [system] (;)=(;)
^  Call: (179) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (180) [user] read_position((0x55fbb4538270), _465884, _465886, _465888, _465890)
   Call: (181) [system] stream_property((0x55fbb4538270), position(_465890))
   Call: (182) [system] nonvar((0x55fbb4538270))
   Exit: (182) [system] nonvar((0x55fbb4538270))
   Call: (182) [system] nonvar(position(_465890))
   Exit: (182) [system] nonvar(position(_465890))
   Exit: (181) [system] stream_property((0x55fbb4538270), position('$stream_position'(0, 1, 0, 0)))
   Call: (181) [$syspreds] stream_position_data(line_count, '$stream_position'(0, 1, 0, 0), _465884)
   Call: (182) [system] nonvar(line_count)
   Exit: (182) [system] nonvar(line_count)
   Call: (182) [$syspreds] stream_position_field(line_count, _475178)
   Exit: (182) [$syspreds] stream_position_field(line_count, 2)
   Call: (182) [system] arg(2, '$stream_position'(0, 1, 0, 0), _465884)
   Exit: (182) [system] arg(2, '$stream_position'(0, 1, 0, 0), 1)
   Exit: (181) [$syspreds] stream_position_data(line_count, '$stream_position'(0, 1, 0, 0), 1)
   Call: (181) [$syspreds] stream_position_data(line_position, '$stream_position'(0, 1, 0, 0), _465886)
   Call: (182) [system] nonvar(line_position)
   Exit: (182) [system] nonvar(line_position)
   Call: (182) [$syspreds] stream_position_field(line_position, _482612)
   Exit: (182) [$syspreds] stream_position_field(line_position, 3)
   Call: (182) [system] arg(3, '$stream_position'(0, 1, 0, 0), _465886)
   Exit: (182) [system] arg(3, '$stream_position'(0, 1, 0, 0), 0)
   Exit: (181) [$syspreds] stream_position_data(line_position, '$stream_position'(0, 1, 0, 0), 0)
   Call: (181) [$syspreds] stream_position_data(char_count, '$stream_position'(0, 1, 0, 0), _465888)
   Call: (182) [system] nonvar(char_count)
   Exit: (182) [system] nonvar(char_count)
   Call: (182) [$syspreds] stream_position_field(char_count, _490046)
   Exit: (182) [$syspreds] stream_position_field(char_count, 1)
   Call: (182) [system] arg(1, '$stream_position'(0, 1, 0, 0), _465888)
   Exit: (182) [system] arg(1, '$stream_position'(0, 1, 0, 0), 0)
   Exit: (181) [$syspreds] stream_position_data(char_count, '$stream_position'(0, 1, 0, 0), 0)
^  Exit: (180) [user] read_position((0x55fbb4538270), 1, 0, 0, '$stream_position'(0, 1, 0, 0))
   Call: (180) [read_util] read_util:read_line_to_string((0x55fbb4538270), _495640)
   Call: (181) [system] read_string((0x55fbb4538270), '\n', '\r', _496570, _496572)
   Exit: (181) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";;time metta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize_long.metta")
   Call: (181) [system] 10\== -1
   Exit: (181) [system] 10\== -1
   Call: (181) [system] _495640=";;time metta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize_long.metta"
   Exit: (181) [system] ";;time metta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize_long.metta"=";;time metta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize_long.metta"
   Exit: (180) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";;time metta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize_long.metta")
^  Call: (180) [user] assertz(metta_file_comment(1, 0, 0, '$COMMENT'(";;time metta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize_long.metta", 1, 0), '$stream_position'(0, 1, 0, 0)))
^  Exit: (180) [user] assertz(metta_file_comment(1, 0, 0, '$COMMENT'(";;time metta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize_long.metta", 1, 0), '$stream_position'(0, 1, 0, 0)))
^  Exit: (179) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (179) [user] skip_spaces((0x55fbb4538270))
   Call: (180) [system] peek_char((0x55fbb4538270), _506848)
   Exit: (180) [system] peek_char((0x55fbb4538270), ;)
   Call: (180) [system] (;)=(;)
   Exit: (180) [system] (;)=(;)
^  Call: (180) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (181) [user] read_position((0x55fbb4538270), _511486, _511488, _511490, _511492)
   Call: (182) [system] stream_property((0x55fbb4538270), position(_511492))
   Call: (183) [system] nonvar((0x55fbb4538270))
   Exit: (183) [system] nonvar((0x55fbb4538270))
   Call: (183) [system] nonvar(position(_511492))
   Exit: (183) [system] nonvar(position(_511492))
   Exit: (182) [system] stream_property((0x55fbb4538270), position('$stream_position'(86, 2, 0, 86)))
   Call: (182) [$syspreds] stream_position_data(line_count, '$stream_position'(86, 2, 0, 86), _511486)
   Call: (183) [system] nonvar(line_count)
   Exit: (183) [system] nonvar(line_count)
   Call: (183) [$syspreds] stream_position_field(line_count, _520780)
   Exit: (183) [$syspreds] stream_position_field(line_count, 2)
   Call: (183) [system] arg(2, '$stream_position'(86, 2, 0, 86), _511486)
   Exit: (183) [system] arg(2, '$stream_position'(86, 2, 0, 86), 2)
   Exit: (182) [$syspreds] stream_position_data(line_count, '$stream_position'(86, 2, 0, 86), 2)
   Call: (182) [$syspreds] stream_position_data(line_position, '$stream_position'(86, 2, 0, 86), _511488)
   Call: (183) [system] nonvar(line_position)
   Exit: (183) [system] nonvar(line_position)
   Call: (183) [$syspreds] stream_position_field(line_position, _528214)
   Exit: (183) [$syspreds] stream_position_field(line_position, 3)
   Call: (183) [system] arg(3, '$stream_position'(86, 2, 0, 86), _511488)
   Exit: (183) [system] arg(3, '$stream_position'(86, 2, 0, 86), 0)
   Exit: (182) [$syspreds] stream_position_data(line_position, '$stream_position'(86, 2, 0, 86), 0)
   Call: (182) [$syspreds] stream_position_data(char_count, '$stream_position'(86, 2, 0, 86), _511490)
   Call: (183) [system] nonvar(char_count)
   Exit: (183) [system] nonvar(char_count)
   Call: (183) [$syspreds] stream_position_field(char_count, _535648)
   Exit: (183) [$syspreds] stream_position_field(char_count, 1)
   Call: (183) [system] arg(1, '$stream_position'(86, 2, 0, 86), _511490)
   Exit: (183) [system] arg(1, '$stream_position'(86, 2, 0, 86), 86)
   Exit: (182) [$syspreds] stream_position_data(char_count, '$stream_position'(86, 2, 0, 86), 86)
^  Exit: (181) [user] read_position((0x55fbb4538270), 2, 0, 86, '$stream_position'(86, 2, 0, 86))
   Call: (181) [read_util] read_util:read_line_to_string((0x55fbb4538270), _541242)
   Call: (182) [system] read_string((0x55fbb4538270), '\n', '\r', _542172, _542174)
   Exit: (182) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";;real    1m1.667s")
   Call: (182) [system] 10\== -1
   Exit: (182) [system] 10\== -1
   Call: (182) [system] _541242=";;real    1m1.667s"
   Exit: (182) [system] ";;real    1m1.667s"=";;real    1m1.667s"
   Exit: (181) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";;real    1m1.667s")
^  Call: (181) [user] assertz(metta_file_comment(2, 0, 86, '$COMMENT'(";;real    1m1.667s", 2, 0), '$stream_position'(86, 2, 0, 86)))
^  Exit: (181) [user] assertz(metta_file_comment(2, 0, 86, '$COMMENT'(";;real    1m1.667s", 2, 0), '$stream_position'(86, 2, 0, 86)))
^  Exit: (180) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (180) [user] skip_spaces((0x55fbb4538270))
   Call: (181) [system] peek_char((0x55fbb4538270), _552434)
   Exit: (181) [system] peek_char((0x55fbb4538270), ;)
   Call: (181) [system] (;)=(;)
   Exit: (181) [system] (;)=(;)
^  Call: (181) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (182) [user] read_position((0x55fbb4538270), _557072, _557074, _557076, _557078)
   Call: (183) [system] stream_property((0x55fbb4538270), position(_557078))
   Call: (184) [system] nonvar((0x55fbb4538270))
   Exit: (184) [system] nonvar((0x55fbb4538270))
   Call: (184) [system] nonvar(position(_557078))
   Exit: (184) [system] nonvar(position(_557078))
   Exit: (183) [system] stream_property((0x55fbb4538270), position('$stream_position'(105, 3, 0, 105)))
   Call: (183) [$syspreds] stream_position_data(line_count, '$stream_position'(105, 3, 0, 105), _557072)
   Call: (184) [system] nonvar(line_count)
   Exit: (184) [system] nonvar(line_count)
   Call: (184) [$syspreds] stream_position_field(line_count, _566366)
   Exit: (184) [$syspreds] stream_position_field(line_count, 2)
   Call: (184) [system] arg(2, '$stream_position'(105, 3, 0, 105), _557072)
   Exit: (184) [system] arg(2, '$stream_position'(105, 3, 0, 105), 3)
   Exit: (183) [$syspreds] stream_position_data(line_count, '$stream_position'(105, 3, 0, 105), 3)
   Call: (183) [$syspreds] stream_position_data(line_position, '$stream_position'(105, 3, 0, 105), _557074)
   Call: (184) [system] nonvar(line_position)
   Exit: (184) [system] nonvar(line_position)
   Call: (184) [$syspreds] stream_position_field(line_position, _573800)
   Exit: (184) [$syspreds] stream_position_field(line_position, 3)
   Call: (184) [system] arg(3, '$stream_position'(105, 3, 0, 105), _557074)
   Exit: (184) [system] arg(3, '$stream_position'(105, 3, 0, 105), 0)
   Exit: (183) [$syspreds] stream_position_data(line_position, '$stream_position'(105, 3, 0, 105), 0)
   Call: (183) [$syspreds] stream_position_data(char_count, '$stream_position'(105, 3, 0, 105), _557076)
   Call: (184) [system] nonvar(char_count)
   Exit: (184) [system] nonvar(char_count)
   Call: (184) [$syspreds] stream_position_field(char_count, _581234)
   Exit: (184) [$syspreds] stream_position_field(char_count, 1)
   Call: (184) [system] arg(1, '$stream_position'(105, 3, 0, 105), _557076)
   Exit: (184) [system] arg(1, '$stream_position'(105, 3, 0, 105), 105)
   Exit: (183) [$syspreds] stream_position_data(char_count, '$stream_position'(105, 3, 0, 105), 105)
^  Exit: (182) [user] read_position((0x55fbb4538270), 3, 0, 105, '$stream_position'(105, 3, 0, 105))
   Call: (182) [read_util] read_util:read_line_to_string((0x55fbb4538270), _586828)
   Call: (183) [system] read_string((0x55fbb4538270), '\n', '\r', _587758, _587760)
   Exit: (183) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";;user    1m1.635s")
   Call: (183) [system] 10\== -1
   Exit: (183) [system] 10\== -1
   Call: (183) [system] _586828=";;user    1m1.635s"
   Exit: (183) [system] ";;user    1m1.635s"=";;user    1m1.635s"
   Exit: (182) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";;user    1m1.635s")
^  Call: (182) [user] assertz(metta_file_comment(3, 0, 105, '$COMMENT'(";;user    1m1.635s", 3, 0), '$stream_position'(105, 3, 0, 105)))
^  Exit: (182) [user] assertz(metta_file_comment(3, 0, 105, '$COMMENT'(";;user    1m1.635s", 3, 0), '$stream_position'(105, 3, 0, 105)))
^  Exit: (181) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (181) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] peek_char((0x55fbb4538270), _598020)
   Exit: (182) [system] peek_char((0x55fbb4538270), ;)
   Call: (182) [system] (;)=(;)
   Exit: (182) [system] (;)=(;)
^  Call: (182) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (183) [user] read_position((0x55fbb4538270), _602658, _602660, _602662, _602664)
   Call: (184) [system] stream_property((0x55fbb4538270), position(_602664))
   Call: (185) [system] nonvar((0x55fbb4538270))
   Exit: (185) [system] nonvar((0x55fbb4538270))
   Call: (185) [system] nonvar(position(_602664))
   Exit: (185) [system] nonvar(position(_602664))
   Exit: (184) [system] stream_property((0x55fbb4538270), position('$stream_position'(124, 4, 0, 124)))
   Call: (184) [$syspreds] stream_position_data(line_count, '$stream_position'(124, 4, 0, 124), _602658)
   Call: (185) [system] nonvar(line_count)
   Exit: (185) [system] nonvar(line_count)
   Call: (185) [$syspreds] stream_position_field(line_count, _611952)
   Exit: (185) [$syspreds] stream_position_field(line_count, 2)
   Call: (185) [system] arg(2, '$stream_position'(124, 4, 0, 124), _602658)
   Exit: (185) [system] arg(2, '$stream_position'(124, 4, 0, 124), 4)
   Exit: (184) [$syspreds] stream_position_data(line_count, '$stream_position'(124, 4, 0, 124), 4)
   Call: (184) [$syspreds] stream_position_data(line_position, '$stream_position'(124, 4, 0, 124), _602660)
   Call: (185) [system] nonvar(line_position)
   Exit: (185) [system] nonvar(line_position)
   Call: (185) [$syspreds] stream_position_field(line_position, _619386)
   Exit: (185) [$syspreds] stream_position_field(line_position, 3)
   Call: (185) [system] arg(3, '$stream_position'(124, 4, 0, 124), _602660)
   Exit: (185) [system] arg(3, '$stream_position'(124, 4, 0, 124), 0)
   Exit: (184) [$syspreds] stream_position_data(line_position, '$stream_position'(124, 4, 0, 124), 0)
   Call: (184) [$syspreds] stream_position_data(char_count, '$stream_position'(124, 4, 0, 124), _602662)
   Call: (185) [system] nonvar(char_count)
   Exit: (185) [system] nonvar(char_count)
   Call: (185) [$syspreds] stream_position_field(char_count, _626820)
   Exit: (185) [$syspreds] stream_position_field(char_count, 1)
   Call: (185) [system] arg(1, '$stream_position'(124, 4, 0, 124), _602662)
   Exit: (185) [system] arg(1, '$stream_position'(124, 4, 0, 124), 124)
   Exit: (184) [$syspreds] stream_position_data(char_count, '$stream_position'(124, 4, 0, 124), 124)
^  Exit: (183) [user] read_position((0x55fbb4538270), 4, 0, 124, '$stream_position'(124, 4, 0, 124))
   Call: (183) [read_util] read_util:read_line_to_string((0x55fbb4538270), _632414)
   Call: (184) [system] read_string((0x55fbb4538270), '\n', '\r', _633344, _633346)
   Exit: (184) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";;sys     0m0.030s")
   Call: (184) [system] 10\== -1
   Exit: (184) [system] 10\== -1
   Call: (184) [system] _632414=";;sys     0m0.030s"
   Exit: (184) [system] ";;sys     0m0.030s"=";;sys     0m0.030s"
   Exit: (183) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";;sys     0m0.030s")
^  Call: (183) [user] assertz(metta_file_comment(4, 0, 124, '$COMMENT'(";;sys     0m0.030s", 4, 0), '$stream_position'(124, 4, 0, 124)))
^  Exit: (183) [user] assertz(metta_file_comment(4, 0, 124, '$COMMENT'(";;sys     0m0.030s", 4, 0), '$stream_position'(124, 4, 0, 124)))
^  Exit: (182) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _643606)
   Exit: (183) [system] peek_char((0x55fbb4538270), '\n')
   Call: (183) [system] '\n'=(;)
   Fail: (183) [system] '\n'=(;)
   Call: (183) [system] '\n'=(/)
   Fail: (183) [system] '\n'=(/)
^  Call: (183) [user] is_like_space('\n')
   Call: (184) [system] char_type('\n', 'white')
   Fail: (184) [system] char_type('\n', 'white')
   Call: (184) [system] char_type('\n', end_of_line)
   Exit: (184) [system] char_type('\n', end_of_line)
^  Exit: (183) [user] is_like_space('\n')
   Call: (183) [system] get_char((0x55fbb4538270), _655056)
   Exit: (183) [system] get_char((0x55fbb4538270), '\n')
^  Call: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _657760)
   Exit: (184) [system] peek_char((0x55fbb4538270), ;)
   Call: (184) [system] (;)=(;)
   Exit: (184) [system] (;)=(;)
^  Call: (184) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (185) [user] read_position((0x55fbb4538270), _662398, _662400, _662402, _662404)
   Call: (186) [system] stream_property((0x55fbb4538270), position(_662404))
   Call: (187) [system] nonvar((0x55fbb4538270))
   Exit: (187) [system] nonvar((0x55fbb4538270))
   Call: (187) [system] nonvar(position(_662404))
   Exit: (187) [system] nonvar(position(_662404))
   Exit: (186) [system] stream_property((0x55fbb4538270), position('$stream_position'(144, 6, 0, 144)))
   Call: (186) [$syspreds] stream_position_data(line_count, '$stream_position'(144, 6, 0, 144), _662398)
   Call: (187) [system] nonvar(line_count)
   Exit: (187) [system] nonvar(line_count)
   Call: (187) [$syspreds] stream_position_field(line_count, _671692)
   Exit: (187) [$syspreds] stream_position_field(line_count, 2)
   Call: (187) [system] arg(2, '$stream_position'(144, 6, 0, 144), _662398)
   Exit: (187) [system] arg(2, '$stream_position'(144, 6, 0, 144), 6)
   Exit: (186) [$syspreds] stream_position_data(line_count, '$stream_position'(144, 6, 0, 144), 6)
   Call: (186) [$syspreds] stream_position_data(line_position, '$stream_position'(144, 6, 0, 144), _662400)
   Call: (187) [system] nonvar(line_position)
   Exit: (187) [system] nonvar(line_position)
   Call: (187) [$syspreds] stream_position_field(line_position, _679126)
   Exit: (187) [$syspreds] stream_position_field(line_position, 3)
   Call: (187) [system] arg(3, '$stream_position'(144, 6, 0, 144), _662400)
   Exit: (187) [system] arg(3, '$stream_position'(144, 6, 0, 144), 0)
   Exit: (186) [$syspreds] stream_position_data(line_position, '$stream_position'(144, 6, 0, 144), 0)
   Call: (186) [$syspreds] stream_position_data(char_count, '$stream_position'(144, 6, 0, 144), _662402)
   Call: (187) [system] nonvar(char_count)
   Exit: (187) [system] nonvar(char_count)
   Call: (187) [$syspreds] stream_position_field(char_count, _686560)
   Exit: (187) [$syspreds] stream_position_field(char_count, 1)
   Call: (187) [system] arg(1, '$stream_position'(144, 6, 0, 144), _662402)
   Exit: (187) [system] arg(1, '$stream_position'(144, 6, 0, 144), 144)
   Exit: (186) [$syspreds] stream_position_data(char_count, '$stream_position'(144, 6, 0, 144), 144)
^  Exit: (185) [user] read_position((0x55fbb4538270), 6, 0, 144, '$stream_position'(144, 6, 0, 144))
   Call: (185) [read_util] read_util:read_line_to_string((0x55fbb4538270), _692154)
   Call: (186) [system] read_string((0x55fbb4538270), '\n', '\r', _693084, _693086)
   Exit: (186) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";;time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize_long.metta")
   Call: (186) [system] 10\== -1
   Exit: (186) [system] 10\== -1
   Call: (186) [system] _692154=";;time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize_long.metta"
   Exit: (186) [system] ";;time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize_long.metta"=";;time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize_long.metta"
   Exit: (185) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";;time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize_long.metta")
^  Call: (185) [user] assertz(metta_file_comment(6, 0, 144, '$COMMENT'(";;time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize_long.metta", 6, 0), '$stream_position'(144, 6, 0, 144)))
^  Exit: (185) [user] assertz(metta_file_comment(6, 0, 144, '$COMMENT'(";;time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize_long.metta", 6, 0), '$stream_position'(144, 6, 0, 144)))
^  Exit: (184) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _703364)
   Exit: (185) [system] peek_char((0x55fbb4538270), ;)
   Call: (185) [system] (;)=(;)
   Exit: (185) [system] (;)=(;)
^  Call: (185) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (186) [user] read_position((0x55fbb4538270), _708002, _708004, _708006, _708008)
   Call: (187) [system] stream_property((0x55fbb4538270), position(_708008))
   Call: (188) [system] nonvar((0x55fbb4538270))
   Exit: (188) [system] nonvar((0x55fbb4538270))
   Call: (188) [system] nonvar(position(_708008))
   Exit: (188) [system] nonvar(position(_708008))
   Exit: (187) [system] stream_property((0x55fbb4538270), position('$stream_position'(233, 7, 0, 233)))
   Call: (187) [$syspreds] stream_position_data(line_count, '$stream_position'(233, 7, 0, 233), _708002)
   Call: (188) [system] nonvar(line_count)
   Exit: (188) [system] nonvar(line_count)
   Call: (188) [$syspreds] stream_position_field(line_count, _717296)
   Exit: (188) [$syspreds] stream_position_field(line_count, 2)
   Call: (188) [system] arg(2, '$stream_position'(233, 7, 0, 233), _708002)
   Exit: (188) [system] arg(2, '$stream_position'(233, 7, 0, 233), 7)
   Exit: (187) [$syspreds] stream_position_data(line_count, '$stream_position'(233, 7, 0, 233), 7)
   Call: (187) [$syspreds] stream_position_data(line_position, '$stream_position'(233, 7, 0, 233), _708004)
   Call: (188) [system] nonvar(line_position)
   Exit: (188) [system] nonvar(line_position)
   Call: (188) [$syspreds] stream_position_field(line_position, _724730)
   Exit: (188) [$syspreds] stream_position_field(line_position, 3)
   Call: (188) [system] arg(3, '$stream_position'(233, 7, 0, 233), _708004)
   Exit: (188) [system] arg(3, '$stream_position'(233, 7, 0, 233), 0)
   Exit: (187) [$syspreds] stream_position_data(line_position, '$stream_position'(233, 7, 0, 233), 0)
   Call: (187) [$syspreds] stream_position_data(char_count, '$stream_position'(233, 7, 0, 233), _708006)
   Call: (188) [system] nonvar(char_count)
   Exit: (188) [system] nonvar(char_count)
   Call: (188) [$syspreds] stream_position_field(char_count, _732164)
   Exit: (188) [$syspreds] stream_position_field(char_count, 1)
   Call: (188) [system] arg(1, '$stream_position'(233, 7, 0, 233), _708006)
   Exit: (188) [system] arg(1, '$stream_position'(233, 7, 0, 233), 233)
   Exit: (187) [$syspreds] stream_position_data(char_count, '$stream_position'(233, 7, 0, 233), 233)
^  Exit: (186) [user] read_position((0x55fbb4538270), 7, 0, 233, '$stream_position'(233, 7, 0, 233))
   Call: (186) [read_util] read_util:read_line_to_string((0x55fbb4538270), _737758)
   Call: (187) [system] read_string((0x55fbb4538270), '\n', '\r', _738688, _738690)
   Exit: (187) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";;real    1m1.667s")
   Call: (187) [system] 10\== -1
   Exit: (187) [system] 10\== -1
   Call: (187) [system] _737758=";;real    1m1.667s"
   Exit: (187) [system] ";;real    1m1.667s"=";;real    1m1.667s"
   Exit: (186) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";;real    1m1.667s")
^  Call: (186) [user] assertz(metta_file_comment(7, 0, 233, '$COMMENT'(";;real    1m1.667s", 7, 0), '$stream_position'(233, 7, 0, 233)))
^  Exit: (186) [user] assertz(metta_file_comment(7, 0, 233, '$COMMENT'(";;real    1m1.667s", 7, 0), '$stream_position'(233, 7, 0, 233)))
^  Exit: (185) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _748950)
   Exit: (186) [system] peek_char((0x55fbb4538270), ;)
   Call: (186) [system] (;)=(;)
   Exit: (186) [system] (;)=(;)
^  Call: (186) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (187) [user] read_position((0x55fbb4538270), _753588, _753590, _753592, _753594)
   Call: (188) [system] stream_property((0x55fbb4538270), position(_753594))
   Call: (189) [system] nonvar((0x55fbb4538270))
   Exit: (189) [system] nonvar((0x55fbb4538270))
   Call: (189) [system] nonvar(position(_753594))
   Exit: (189) [system] nonvar(position(_753594))
   Exit: (188) [system] stream_property((0x55fbb4538270), position('$stream_position'(252, 8, 0, 252)))
   Call: (188) [$syspreds] stream_position_data(line_count, '$stream_position'(252, 8, 0, 252), _753588)
   Call: (189) [system] nonvar(line_count)
   Exit: (189) [system] nonvar(line_count)
   Call: (189) [$syspreds] stream_position_field(line_count, _762882)
   Exit: (189) [$syspreds] stream_position_field(line_count, 2)
   Call: (189) [system] arg(2, '$stream_position'(252, 8, 0, 252), _753588)
   Exit: (189) [system] arg(2, '$stream_position'(252, 8, 0, 252), 8)
   Exit: (188) [$syspreds] stream_position_data(line_count, '$stream_position'(252, 8, 0, 252), 8)
   Call: (188) [$syspreds] stream_position_data(line_position, '$stream_position'(252, 8, 0, 252), _753590)
   Call: (189) [system] nonvar(line_position)
   Exit: (189) [system] nonvar(line_position)
   Call: (189) [$syspreds] stream_position_field(line_position, _770316)
   Exit: (189) [$syspreds] stream_position_field(line_position, 3)
   Call: (189) [system] arg(3, '$stream_position'(252, 8, 0, 252), _753590)
   Exit: (189) [system] arg(3, '$stream_position'(252, 8, 0, 252), 0)
   Exit: (188) [$syspreds] stream_position_data(line_position, '$stream_position'(252, 8, 0, 252), 0)
   Call: (188) [$syspreds] stream_position_data(char_count, '$stream_position'(252, 8, 0, 252), _753592)
   Call: (189) [system] nonvar(char_count)
   Exit: (189) [system] nonvar(char_count)
   Call: (189) [$syspreds] stream_position_field(char_count, _777750)
   Exit: (189) [$syspreds] stream_position_field(char_count, 1)
   Call: (189) [system] arg(1, '$stream_position'(252, 8, 0, 252), _753592)
   Exit: (189) [system] arg(1, '$stream_position'(252, 8, 0, 252), 252)
   Exit: (188) [$syspreds] stream_position_data(char_count, '$stream_position'(252, 8, 0, 252), 252)
^  Exit: (187) [user] read_position((0x55fbb4538270), 8, 0, 252, '$stream_position'(252, 8, 0, 252))
   Call: (187) [read_util] read_util:read_line_to_string((0x55fbb4538270), _783344)
   Call: (188) [system] read_string((0x55fbb4538270), '\n', '\r', _784274, _784276)
   Exit: (188) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";;user    1m1.635s")
   Call: (188) [system] 10\== -1
   Exit: (188) [system] 10\== -1
   Call: (188) [system] _783344=";;user    1m1.635s"
   Exit: (188) [system] ";;user    1m1.635s"=";;user    1m1.635s"
   Exit: (187) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";;user    1m1.635s")
^  Call: (187) [user] assertz(metta_file_comment(8, 0, 252, '$COMMENT'(";;user    1m1.635s", 8, 0), '$stream_position'(252, 8, 0, 252)))
^  Exit: (187) [user] assertz(metta_file_comment(8, 0, 252, '$COMMENT'(";;user    1m1.635s", 8, 0), '$stream_position'(252, 8, 0, 252)))
^  Exit: (186) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _794536)
   Exit: (187) [system] peek_char((0x55fbb4538270), ;)
   Call: (187) [system] (;)=(;)
   Exit: (187) [system] (;)=(;)
^  Call: (187) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (188) [user] read_position((0x55fbb4538270), _799174, _799176, _799178, _799180)
   Call: (189) [system] stream_property((0x55fbb4538270), position(_799180))
   Call: (190) [system] nonvar((0x55fbb4538270))
   Exit: (190) [system] nonvar((0x55fbb4538270))
   Call: (190) [system] nonvar(position(_799180))
   Exit: (190) [system] nonvar(position(_799180))
   Exit: (189) [system] stream_property((0x55fbb4538270), position('$stream_position'(271, 9, 0, 271)))
   Call: (189) [$syspreds] stream_position_data(line_count, '$stream_position'(271, 9, 0, 271), _799174)
   Call: (190) [system] nonvar(line_count)
   Exit: (190) [system] nonvar(line_count)
   Call: (190) [$syspreds] stream_position_field(line_count, _808468)
   Exit: (190) [$syspreds] stream_position_field(line_count, 2)
   Call: (190) [system] arg(2, '$stream_position'(271, 9, 0, 271), _799174)
   Exit: (190) [system] arg(2, '$stream_position'(271, 9, 0, 271), 9)
   Exit: (189) [$syspreds] stream_position_data(line_count, '$stream_position'(271, 9, 0, 271), 9)
   Call: (189) [$syspreds] stream_position_data(line_position, '$stream_position'(271, 9, 0, 271), _799176)
   Call: (190) [system] nonvar(line_position)
   Exit: (190) [system] nonvar(line_position)
   Call: (190) [$syspreds] stream_position_field(line_position, _815902)
   Exit: (190) [$syspreds] stream_position_field(line_position, 3)
   Call: (190) [system] arg(3, '$stream_position'(271, 9, 0, 271), _799176)
   Exit: (190) [system] arg(3, '$stream_position'(271, 9, 0, 271), 0)
   Exit: (189) [$syspreds] stream_position_data(line_position, '$stream_position'(271, 9, 0, 271), 0)
   Call: (189) [$syspreds] stream_position_data(char_count, '$stream_position'(271, 9, 0, 271), _799178)
   Call: (190) [system] nonvar(char_count)
   Exit: (190) [system] nonvar(char_count)
   Call: (190) [$syspreds] stream_position_field(char_count, _823336)
   Exit: (190) [$syspreds] stream_position_field(char_count, 1)
   Call: (190) [system] arg(1, '$stream_position'(271, 9, 0, 271), _799178)
   Exit: (190) [system] arg(1, '$stream_position'(271, 9, 0, 271), 271)
   Exit: (189) [$syspreds] stream_position_data(char_count, '$stream_position'(271, 9, 0, 271), 271)
^  Exit: (188) [user] read_position((0x55fbb4538270), 9, 0, 271, '$stream_position'(271, 9, 0, 271))
   Call: (188) [read_util] read_util:read_line_to_string((0x55fbb4538270), _828930)
   Call: (189) [system] read_string((0x55fbb4538270), '\n', '\r', _829860, _829862)
   Exit: (189) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";;sys     0m0.030s")
   Call: (189) [system] 10\== -1
   Exit: (189) [system] 10\== -1
   Call: (189) [system] _828930=";;sys     0m0.030s"
   Exit: (189) [system] ";;sys     0m0.030s"=";;sys     0m0.030s"
   Exit: (188) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";;sys     0m0.030s")
^  Call: (188) [user] assertz(metta_file_comment(9, 0, 271, '$COMMENT'(";;sys     0m0.030s", 9, 0), '$stream_position'(271, 9, 0, 271)))
^  Exit: (188) [user] assertz(metta_file_comment(9, 0, 271, '$COMMENT'(";;sys     0m0.030s", 9, 0), '$stream_position'(271, 9, 0, 271)))
^  Exit: (187) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _840122)
   Exit: (188) [system] peek_char((0x55fbb4538270), '\n')
   Call: (188) [system] '\n'=(;)
   Fail: (188) [system] '\n'=(;)
   Call: (188) [system] '\n'=(/)
   Fail: (188) [system] '\n'=(/)
^  Call: (188) [user] is_like_space('\n')
   Call: (189) [system] char_type('\n', 'white')
   Fail: (189) [system] char_type('\n', 'white')
   Call: (189) [system] char_type('\n', end_of_line)
   Exit: (189) [system] char_type('\n', end_of_line)
^  Exit: (188) [user] is_like_space('\n')
   Call: (188) [system] get_char((0x55fbb4538270), _851572)
   Exit: (188) [system] get_char((0x55fbb4538270), '\n')
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _854276)
   Exit: (189) [system] peek_char((0x55fbb4538270), ;)
   Call: (189) [system] (;)=(;)
   Exit: (189) [system] (;)=(;)
^  Call: (189) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (190) [user] read_position((0x55fbb4538270), _858914, _858916, _858918, _858920)
   Call: (191) [system] stream_property((0x55fbb4538270), position(_858920))
   Call: (192) [system] nonvar((0x55fbb4538270))
   Exit: (192) [system] nonvar((0x55fbb4538270))
   Call: (192) [system] nonvar(position(_858920))
   Exit: (192) [system] nonvar(position(_858920))
   Exit: (191) [system] stream_property((0x55fbb4538270), position('$stream_position'(291, 11, 0, 291)))
   Call: (191) [$syspreds] stream_position_data(line_count, '$stream_position'(291, 11, 0, 291), _858914)
   Call: (192) [system] nonvar(line_count)
   Exit: (192) [system] nonvar(line_count)
   Call: (192) [$syspreds] stream_position_field(line_count, _868208)
   Exit: (192) [$syspreds] stream_position_field(line_count, 2)
   Call: (192) [system] arg(2, '$stream_position'(291, 11, 0, 291), _858914)
   Exit: (192) [system] arg(2, '$stream_position'(291, 11, 0, 291), 11)
   Exit: (191) [$syspreds] stream_position_data(line_count, '$stream_position'(291, 11, 0, 291), 11)
   Call: (191) [$syspreds] stream_position_data(line_position, '$stream_position'(291, 11, 0, 291), _858916)
   Call: (192) [system] nonvar(line_position)
   Exit: (192) [system] nonvar(line_position)
   Call: (192) [$syspreds] stream_position_field(line_position, _875642)
   Exit: (192) [$syspreds] stream_position_field(line_position, 3)
   Call: (192) [system] arg(3, '$stream_position'(291, 11, 0, 291), _858916)
   Exit: (192) [system] arg(3, '$stream_position'(291, 11, 0, 291), 0)
   Exit: (191) [$syspreds] stream_position_data(line_position, '$stream_position'(291, 11, 0, 291), 0)
   Call: (191) [$syspreds] stream_position_data(char_count, '$stream_position'(291, 11, 0, 291), _858918)
   Call: (192) [system] nonvar(char_count)
   Exit: (192) [system] nonvar(char_count)
   Call: (192) [$syspreds] stream_position_field(char_count, _883076)
   Exit: (192) [$syspreds] stream_position_field(char_count, 1)
   Call: (192) [system] arg(1, '$stream_position'(291, 11, 0, 291), _858918)
   Exit: (192) [system] arg(1, '$stream_position'(291, 11, 0, 291), 291)
   Exit: (191) [$syspreds] stream_position_data(char_count, '$stream_position'(291, 11, 0, 291), 291)
^  Exit: (190) [user] read_position((0x55fbb4538270), 11, 0, 291, '$stream_position'(291, 11, 0, 291))
   Call: (190) [read_util] read_util:read_line_to_string((0x55fbb4538270), _888670)
   Call: (191) [system] read_string((0x55fbb4538270), '\n', '\r', _889600, _889602)
   Exit: (191) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";; Import modules")
   Call: (191) [system] 10\== -1
   Exit: (191) [system] 10\== -1
   Call: (191) [system] _888670=";; Import modules"
   Exit: (191) [system] ";; Import modules"=";; Import modules"
   Exit: (190) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";; Import modules")
^  Call: (190) [user] assertz(metta_file_comment(11, 0, 291, '$COMMENT'(";; Import modules", 11, 0), '$stream_position'(291, 11, 0, 291)))
^  Exit: (190) [user] assertz(metta_file_comment(11, 0, 291, '$COMMENT'(";; Import modules", 11, 0), '$stream_position'(291, 11, 0, 291)))
^  Exit: (189) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _899862)
   Exit: (190) [system] peek_char((0x55fbb4538270), '\n')
   Call: (190) [system] '\n'=(;)
   Fail: (190) [system] '\n'=(;)
   Call: (190) [system] '\n'=(/)
   Fail: (190) [system] '\n'=(/)
^  Call: (190) [user] is_like_space('\n')
   Call: (191) [system] char_type('\n', 'white')
   Fail: (191) [system] char_type('\n', 'white')
   Call: (191) [system] char_type('\n', end_of_line)
   Exit: (191) [system] char_type('\n', end_of_line)
^  Exit: (190) [user] is_like_space('\n')
   Call: (190) [system] get_char((0x55fbb4538270), _911312)
   Exit: (190) [system] get_char((0x55fbb4538270), '\n')
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _914016)
   Exit: (191) [system] peek_char((0x55fbb4538270), ;)
   Call: (191) [system] (;)=(;)
   Exit: (191) [system] (;)=(;)
^  Call: (191) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (192) [user] read_position((0x55fbb4538270), _918654, _918656, _918658, _918660)
   Call: (193) [system] stream_property((0x55fbb4538270), position(_918660))
   Call: (194) [system] nonvar((0x55fbb4538270))
   Exit: (194) [system] nonvar((0x55fbb4538270))
   Call: (194) [system] nonvar(position(_918660))
   Exit: (194) [system] nonvar(position(_918660))
   Exit: (193) [system] stream_property((0x55fbb4538270), position('$stream_position'(310, 13, 0, 310)))
   Call: (193) [$syspreds] stream_position_data(line_count, '$stream_position'(310, 13, 0, 310), _918654)
   Call: (194) [system] nonvar(line_count)
   Exit: (194) [system] nonvar(line_count)
   Call: (194) [$syspreds] stream_position_field(line_count, _927948)
   Exit: (194) [$syspreds] stream_position_field(line_count, 2)
   Call: (194) [system] arg(2, '$stream_position'(310, 13, 0, 310), _918654)
   Exit: (194) [system] arg(2, '$stream_position'(310, 13, 0, 310), 13)
   Exit: (193) [$syspreds] stream_position_data(line_count, '$stream_position'(310, 13, 0, 310), 13)
   Call: (193) [$syspreds] stream_position_data(line_position, '$stream_position'(310, 13, 0, 310), _918656)
   Call: (194) [system] nonvar(line_position)
   Exit: (194) [system] nonvar(line_position)
   Call: (194) [$syspreds] stream_position_field(line_position, _935382)
   Exit: (194) [$syspreds] stream_position_field(line_position, 3)
   Call: (194) [system] arg(3, '$stream_position'(310, 13, 0, 310), _918656)
   Exit: (194) [system] arg(3, '$stream_position'(310, 13, 0, 310), 0)
   Exit: (193) [$syspreds] stream_position_data(line_position, '$stream_position'(310, 13, 0, 310), 0)
   Call: (193) [$syspreds] stream_position_data(char_count, '$stream_position'(310, 13, 0, 310), _918658)
   Call: (194) [system] nonvar(char_count)
   Exit: (194) [system] nonvar(char_count)
   Call: (194) [$syspreds] stream_position_field(char_count, _942816)
   Exit: (194) [$syspreds] stream_position_field(char_count, 1)
   Call: (194) [system] arg(1, '$stream_position'(310, 13, 0, 310), _918658)
   Exit: (194) [system] arg(1, '$stream_position'(310, 13, 0, 310), 310)
   Exit: (193) [$syspreds] stream_position_data(char_count, '$stream_position'(310, 13, 0, 310), 310)
^  Exit: (192) [user] read_position((0x55fbb4538270), 13, 0, 310, '$stream_position'(310, 13, 0, 310))
   Call: (192) [read_util] read_util:read_line_to_string((0x55fbb4538270), _948410)
   Call: (193) [system] read_string((0x55fbb4538270), '\n', '\r', _949340, _949342)
   Exit: (193) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";; Define Nat")
   Call: (193) [system] 10\== -1
   Exit: (193) [system] 10\== -1
   Call: (193) [system] _948410=";; Define Nat"
   Exit: (193) [system] ";; Define Nat"=";; Define Nat"
   Exit: (192) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";; Define Nat")
^  Call: (192) [user] assertz(metta_file_comment(13, 0, 310, '$COMMENT'(";; Define Nat", 13, 0), '$stream_position'(310, 13, 0, 310)))
^  Exit: (192) [user] assertz(metta_file_comment(13, 0, 310, '$COMMENT'(";; Define Nat", 13, 0), '$stream_position'(310, 13, 0, 310)))
^  Exit: (191) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _959600)
   Exit: (192) [system] peek_char((0x55fbb4538270), '(')
   Call: (192) [system] '('=(;)
   Fail: (192) [system] '('=(;)
   Call: (192) [system] '('=(/)
   Fail: (192) [system] '('=(/)
^  Call: (192) [user] is_like_space('(')
   Call: (193) [system] char_type('(', 'white')
   Fail: (193) [system] char_type('(', 'white')
   Call: (193) [system] char_type('(', end_of_line)
   Fail: (193) [system] char_type('(', end_of_line)
   Call: (193) [system] char_type('(', space)
   Fail: (193) [system] char_type('(', space)
   Call: (193) [system] char_type('(', cntrl)
   Fail: (193) [system] char_type('(', cntrl)
^  Fail: (192) [user] is_like_space('(')
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
^  Exit: (183) [user] skip_spaces((0x55fbb4538270))
^  Exit: (182) [user] skip_spaces((0x55fbb4538270))
^  Exit: (181) [user] skip_spaces((0x55fbb4538270))
^  Exit: (180) [user] skip_spaces((0x55fbb4538270))
^  Exit: (179) [user] skip_spaces((0x55fbb4538270))
^  Exit: (178) [user] skip_spaces((0x55fbb4538270))
   Call: (178) [system] get_char((0x55fbb4538270), _987622)
   Exit: (178) [system] get_char((0x55fbb4538270), '(')
   Call: (178) [system] '('='('
   Exit: (178) [system] '('='('
^  Call: (178) [user] read_list(')', (0x55fbb4538270), _425912)
^  Call: (179) [user] skip_spaces((0x55fbb4538270))
   Call: (180) [system] peek_char((0x55fbb4538270), _993192)
   Exit: (180) [system] peek_char((0x55fbb4538270), :)
   Call: (180) [system] (:)=(;)
   Fail: (180) [system] (:)=(;)
   Call: (180) [system] (:)=(/)
   Fail: (180) [system] (:)=(/)
^  Call: (180) [user] is_like_space(:)
   Call: (181) [system] char_type(:, 'white')
   Fail: (181) [system] char_type(:, 'white')
   Call: (181) [system] char_type(:, end_of_line)
   Fail: (181) [system] char_type(:, end_of_line)
   Call: (181) [system] char_type(:, space)
   Fail: (181) [system] char_type(:, space)
   Call: (181) [system] char_type(:, cntrl)
   Fail: (181) [system] char_type(:, cntrl)
^  Fail: (180) [user] is_like_space(:)
^  Exit: (179) [user] skip_spaces((0x55fbb4538270))
   Call: (179) [system] peek_char((0x55fbb4538270), _1009202)
   Exit: (179) [system] peek_char((0x55fbb4538270), :)
   Call: (179) [system] (:)=')'
   Fail: (179) [system] (:)=')'
   Call: (179) [system] (:)=end_of_file
   Fail: (179) [system] (:)=end_of_file
^  Call: (179) [user] cont_sexpr(')', (0x55fbb4538270), _1014772)
^  Call: (180) [user] skip_spaces((0x55fbb4538270))
   Call: (181) [system] peek_char((0x55fbb4538270), _1016630)
   Exit: (181) [system] peek_char((0x55fbb4538270), :)
   Call: (181) [system] (:)=(;)
   Fail: (181) [system] (:)=(;)
   Call: (181) [system] (:)=(/)
   Fail: (181) [system] (:)=(/)
^  Call: (181) [user] is_like_space(:)
   Call: (182) [system] char_type(:, 'white')
   Fail: (182) [system] char_type(:, 'white')
   Call: (182) [system] char_type(:, end_of_line)
   Fail: (182) [system] char_type(:, end_of_line)
   Call: (182) [system] char_type(:, space)
   Fail: (182) [system] char_type(:, space)
   Call: (182) [system] char_type(:, cntrl)
   Fail: (182) [system] char_type(:, cntrl)
^  Fail: (181) [user] is_like_space(:)
^  Exit: (180) [user] skip_spaces((0x55fbb4538270))
   Call: (180) [system] get_char((0x55fbb4538270), _1032640)
   Exit: (180) [system] get_char((0x55fbb4538270), :)
   Call: (180) [system] (:)='('
   Fail: (180) [system] (:)='('
   Call: (180) [system] (:)='['
   Fail: (180) [system] (:)='['
   Call: (180) [system] (:)='{'
   Fail: (180) [system] (:)='{'
   Call: (180) [system] (:)='"'
   Fail: (180) [system] (:)='"'
   Call: (180) [system] (:)=!
   Fail: (180) [system] (:)=!
   Call: (180) [system] (:)='\''
   Fail: (180) [system] (:)='\''
   Call: (180) [system] (:)='`'
   Fail: (180) [system] (:)='`'
   Call: (180) [system] (:)=end_of_file
   Fail: (180) [system] (:)=end_of_file
^  Call: (180) [user] read_symbolic(')', (0x55fbb4538270), :, _1014772)
^  Call: (181) [user] read_symbolic_cont(')', (0x55fbb4538270), _1050282)
   Call: (182) [system] peek_char((0x55fbb4538270), _1051216)
   Exit: (182) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (182) [user] is_delimiter(' ')
   Call: (183) [system] char_type(' ', space)
   Exit: (183) [system] char_type(' ', space)
^  Exit: (182) [user] is_delimiter(' ')
   Call: (182) [system] _1050282=[]
   Exit: (182) [system] []=[]
^  Exit: (181) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (181) [user] classify_and_convert_charseq([:], _1014772)
^  Call: (182) [user] classify_and_convert_charseq_([:], _1060500)
^  Call: (184) [system] setup_call_cleanup('$notrace'(_1061452, _1061454), once(user:catch(read_from_chars([:], _1060500), _1061434, fail)), '$restore_trace'(_1061452, _1061454))
^  Call: (185) [system] sig_atomic(system:'$notrace'(_1061452, _1061454))
^  Exit: (184) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1061434, fail)), system:'$restore_trace'(3, -1))
   Call: (183) [system] atomic(:)
   Exit: (183) [system] atomic(:)
^  Exit: (182) [user] classify_and_convert_charseq_([:], :)
   Call: (182) [system] integer(:)
   Fail: (182) [system] integer(:)
   Call: (182) [system] _1014772=(:)
   Exit: (182) [system] (:)=(:)
^  Exit: (181) [user] classify_and_convert_charseq([:], :)
^  Exit: (180) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (179) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (179) [user] read_list(')', (0x55fbb4538270), _1073580)
^  Call: (180) [user] skip_spaces((0x55fbb4538270))
   Call: (181) [system] peek_char((0x55fbb4538270), _1075438)
   Exit: (181) [system] peek_char((0x55fbb4538270), ' ')
   Call: (181) [system] ' '=(;)
   Fail: (181) [system] ' '=(;)
   Call: (181) [system] ' '=(/)
   Fail: (181) [system] ' '=(/)
^  Call: (181) [user] is_like_space(' ')
   Call: (182) [system] char_type(' ', 'white')
   Exit: (182) [system] char_type(' ', 'white')
^  Exit: (181) [user] is_like_space(' ')
   Call: (181) [system] get_char((0x55fbb4538270), _1085032)
   Exit: (181) [system] get_char((0x55fbb4538270), ' ')
^  Call: (181) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] peek_char((0x55fbb4538270), _1087736)
   Exit: (182) [system] peek_char((0x55fbb4538270), 'N')
   Call: (182) [system] 'N'=(;)
   Fail: (182) [system] 'N'=(;)
   Call: (182) [system] 'N'=(/)
   Fail: (182) [system] 'N'=(/)
^  Call: (182) [user] is_like_space('N')
   Call: (183) [system] char_type('N', 'white')
   Fail: (183) [system] char_type('N', 'white')
   Call: (183) [system] char_type('N', end_of_line)
   Fail: (183) [system] char_type('N', end_of_line)
   Call: (183) [system] char_type('N', space)
   Fail: (183) [system] char_type('N', space)
   Call: (183) [system] char_type('N', cntrl)
   Fail: (183) [system] char_type('N', cntrl)
^  Fail: (182) [user] is_like_space('N')
^  Exit: (181) [user] skip_spaces((0x55fbb4538270))
^  Exit: (180) [user] skip_spaces((0x55fbb4538270))
   Call: (180) [system] peek_char((0x55fbb4538270), _1104670)
   Exit: (180) [system] peek_char((0x55fbb4538270), 'N')
   Call: (180) [system] 'N'=')'
   Fail: (180) [system] 'N'=')'
   Call: (180) [system] 'N'=end_of_file
   Fail: (180) [system] 'N'=end_of_file
^  Call: (180) [user] cont_sexpr(')', (0x55fbb4538270), _1110240)
^  Call: (181) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] peek_char((0x55fbb4538270), _1112098)
   Exit: (182) [system] peek_char((0x55fbb4538270), 'N')
   Call: (182) [system] 'N'=(;)
   Fail: (182) [system] 'N'=(;)
   Call: (182) [system] 'N'=(/)
   Fail: (182) [system] 'N'=(/)
^  Call: (182) [user] is_like_space('N')
   Call: (183) [system] char_type('N', 'white')
   Fail: (183) [system] char_type('N', 'white')
   Call: (183) [system] char_type('N', end_of_line)
   Fail: (183) [system] char_type('N', end_of_line)
   Call: (183) [system] char_type('N', space)
   Fail: (183) [system] char_type('N', space)
   Call: (183) [system] char_type('N', cntrl)
   Fail: (183) [system] char_type('N', cntrl)
^  Fail: (182) [user] is_like_space('N')
^  Exit: (181) [user] skip_spaces((0x55fbb4538270))
   Call: (181) [system] get_char((0x55fbb4538270), _1128108)
   Exit: (181) [system] get_char((0x55fbb4538270), 'N')
   Call: (181) [system] 'N'='('
   Fail: (181) [system] 'N'='('
   Call: (181) [system] 'N'='['
   Fail: (181) [system] 'N'='['
   Call: (181) [system] 'N'='{'
   Fail: (181) [system] 'N'='{'
   Call: (181) [system] 'N'='"'
   Fail: (181) [system] 'N'='"'
   Call: (181) [system] 'N'=!
   Fail: (181) [system] 'N'=!
   Call: (181) [system] 'N'='\''
   Fail: (181) [system] 'N'='\''
   Call: (181) [system] 'N'='`'
   Fail: (181) [system] 'N'='`'
   Call: (181) [system] 'N'=end_of_file
   Fail: (181) [system] 'N'=end_of_file
^  Call: (181) [user] read_symbolic(')', (0x55fbb4538270), 'N', _1110240)
^  Call: (182) [user] read_symbolic_cont(')', (0x55fbb4538270), _1145750)
   Call: (183) [system] peek_char((0x55fbb4538270), _1146684)
   Exit: (183) [system] peek_char((0x55fbb4538270), a)
^  Call: (183) [user] is_delimiter(a)
   Call: (184) [system] char_type(a, space)
   Fail: (184) [system] char_type(a, space)
   Call: (184) [system] arg(_1151404, v('(', ')', end_of_file), a)
   Fail: (184) [system] arg(_1152336, v('(', ')', end_of_file), a)
^  Fail: (183) [user] is_delimiter(a)
   Call: (183) [system] ')'==a
   Fail: (183) [system] ')'==a
   Call: (183) [system] get_char((0x55fbb4538270), a)
   Exit: (183) [system] get_char((0x55fbb4538270), a)
   Call: (183) [system] a=(\)
   Fail: (183) [system] a=(\)
^  Call: (183) [user] read_symbolic_cont(')', (0x55fbb4538270), _1159686)
   Call: (184) [system] peek_char((0x55fbb4538270), _1160620)
   Exit: (184) [system] peek_char((0x55fbb4538270), t)
^  Call: (184) [user] is_delimiter(t)
   Call: (185) [system] char_type(t, space)
   Fail: (185) [system] char_type(t, space)
   Call: (185) [system] arg(_1165340, v('(', ')', end_of_file), t)
   Fail: (185) [system] arg(_1166272, v('(', ')', end_of_file), t)
^  Fail: (184) [user] is_delimiter(t)
   Call: (184) [system] ')'==t
   Fail: (184) [system] ')'==t
   Call: (184) [system] get_char((0x55fbb4538270), t)
   Exit: (184) [system] get_char((0x55fbb4538270), t)
   Call: (184) [system] t=(\)
   Fail: (184) [system] t=(\)
^  Call: (184) [user] read_symbolic_cont(')', (0x55fbb4538270), _1173622)
   Call: (185) [system] peek_char((0x55fbb4538270), _1174556)
   Exit: (185) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (185) [user] is_delimiter(' ')
   Call: (186) [system] char_type(' ', space)
   Exit: (186) [system] char_type(' ', space)
^  Exit: (185) [user] is_delimiter(' ')
   Call: (185) [system] _1173622=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (184) [system] _1159686=[t]
   Exit: (184) [system] [t]=[t]
^  Exit: (183) [user] read_symbolic_cont(')', (0x55fbb4538270), [t])
   Call: (183) [system] _1145750=[a, t]
   Exit: (183) [system] [a, t]=[a, t]
^  Exit: (182) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t])
^  Call: (182) [user] classify_and_convert_charseq(['N', a, t], _1110240)
^  Call: (183) [user] classify_and_convert_charseq_(['N', a, t], _1189428)
^  Call: (185) [system] setup_call_cleanup('$notrace'(_1190380, _1190382), once(user:catch(read_from_chars(['N', a, t], _1189428), _1190362, fail)), '$restore_trace'(_1190380, _1190382))
^  Call: (186) [system] sig_atomic(system:'$notrace'(_1190380, _1190382))
^  Exit: (185) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['N', a, t], _1189428), _1190362, fail)), system:'$restore_trace'(3, -1))
   Call: (184) [system] atomic(_1189428)
   Fail: (184) [system] atomic(_1189428)
   Call: (184) [system] atom_chars(_1189428, ['N', a, t])
   Exit: (184) [system] atom_chars('Nat', ['N', a, t])
^  Exit: (183) [user] classify_and_convert_charseq_(['N', a, t], 'Nat')
   Call: (183) [system] integer('Nat')
   Fail: (183) [system] integer('Nat')
   Call: (183) [system] _1110240='Nat'
   Exit: (183) [system] 'Nat'='Nat'
^  Exit: (182) [user] classify_and_convert_charseq(['N', a, t], 'Nat')
^  Exit: (181) [user] read_symbolic(')', (0x55fbb4538270), 'N', 'Nat')
^  Exit: (180) [user] cont_sexpr(')', (0x55fbb4538270), 'Nat')
^  Call: (180) [user] read_list(')', (0x55fbb4538270), _1204378)
^  Call: (181) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] peek_char((0x55fbb4538270), _1206236)
   Exit: (182) [system] peek_char((0x55fbb4538270), ' ')
   Call: (182) [system] ' '=(;)
   Fail: (182) [system] ' '=(;)
   Call: (182) [system] ' '=(/)
   Fail: (182) [system] ' '=(/)
^  Call: (182) [user] is_like_space(' ')
   Call: (183) [system] char_type(' ', 'white')
   Exit: (183) [system] char_type(' ', 'white')
^  Exit: (182) [user] is_like_space(' ')
   Call: (182) [system] get_char((0x55fbb4538270), _1215830)
   Exit: (182) [system] get_char((0x55fbb4538270), ' ')
^  Call: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _1218534)
   Exit: (183) [system] peek_char((0x55fbb4538270), 'T')
   Call: (183) [system] 'T'=(;)
   Fail: (183) [system] 'T'=(;)
   Call: (183) [system] 'T'=(/)
   Fail: (183) [system] 'T'=(/)
^  Call: (183) [user] is_like_space('T')
   Call: (184) [system] char_type('T', 'white')
   Fail: (184) [system] char_type('T', 'white')
   Call: (184) [system] char_type('T', end_of_line)
   Fail: (184) [system] char_type('T', end_of_line)
   Call: (184) [system] char_type('T', space)
   Fail: (184) [system] char_type('T', space)
   Call: (184) [system] char_type('T', cntrl)
   Fail: (184) [system] char_type('T', cntrl)
^  Fail: (183) [user] is_like_space('T')
^  Exit: (182) [user] skip_spaces((0x55fbb4538270))
^  Exit: (181) [user] skip_spaces((0x55fbb4538270))
   Call: (181) [system] peek_char((0x55fbb4538270), _1235468)
   Exit: (181) [system] peek_char((0x55fbb4538270), 'T')
   Call: (181) [system] 'T'=')'
   Fail: (181) [system] 'T'=')'
   Call: (181) [system] 'T'=end_of_file
   Fail: (181) [system] 'T'=end_of_file
^  Call: (181) [user] cont_sexpr(')', (0x55fbb4538270), _1241038)
^  Call: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _1242896)
   Exit: (183) [system] peek_char((0x55fbb4538270), 'T')
   Call: (183) [system] 'T'=(;)
   Fail: (183) [system] 'T'=(;)
   Call: (183) [system] 'T'=(/)
   Fail: (183) [system] 'T'=(/)
^  Call: (183) [user] is_like_space('T')
   Call: (184) [system] char_type('T', 'white')
   Fail: (184) [system] char_type('T', 'white')
   Call: (184) [system] char_type('T', end_of_line)
   Fail: (184) [system] char_type('T', end_of_line)
   Call: (184) [system] char_type('T', space)
   Fail: (184) [system] char_type('T', space)
   Call: (184) [system] char_type('T', cntrl)
   Fail: (184) [system] char_type('T', cntrl)
^  Fail: (183) [user] is_like_space('T')
^  Exit: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] get_char((0x55fbb4538270), _1258906)
   Exit: (182) [system] get_char((0x55fbb4538270), 'T')
   Call: (182) [system] 'T'='('
   Fail: (182) [system] 'T'='('
   Call: (182) [system] 'T'='['
   Fail: (182) [system] 'T'='['
   Call: (182) [system] 'T'='{'
   Fail: (182) [system] 'T'='{'
   Call: (182) [system] 'T'='"'
   Fail: (182) [system] 'T'='"'
   Call: (182) [system] 'T'=!
   Fail: (182) [system] 'T'=!
   Call: (182) [system] 'T'='\''
   Fail: (182) [system] 'T'='\''
   Call: (182) [system] 'T'='`'
   Fail: (182) [system] 'T'='`'
   Call: (182) [system] 'T'=end_of_file
   Fail: (182) [system] 'T'=end_of_file
^  Call: (182) [user] read_symbolic(')', (0x55fbb4538270), 'T', _1241038)
^  Call: (183) [user] read_symbolic_cont(')', (0x55fbb4538270), _1276548)
   Call: (184) [system] peek_char((0x55fbb4538270), _1277482)
   Exit: (184) [system] peek_char((0x55fbb4538270), y)
^  Call: (184) [user] is_delimiter(y)
   Call: (185) [system] char_type(y, space)
   Fail: (185) [system] char_type(y, space)
   Call: (185) [system] arg(_1282202, v('(', ')', end_of_file), y)
   Fail: (185) [system] arg(_1283134, v('(', ')', end_of_file), y)
^  Fail: (184) [user] is_delimiter(y)
   Call: (184) [system] ')'==y
   Fail: (184) [system] ')'==y
   Call: (184) [system] get_char((0x55fbb4538270), y)
   Exit: (184) [system] get_char((0x55fbb4538270), y)
   Call: (184) [system] y=(\)
   Fail: (184) [system] y=(\)
^  Call: (184) [user] read_symbolic_cont(')', (0x55fbb4538270), _1290484)
   Call: (185) [system] peek_char((0x55fbb4538270), _1291418)
   Exit: (185) [system] peek_char((0x55fbb4538270), p)
^  Call: (185) [user] is_delimiter(p)
   Call: (186) [system] char_type(p, space)
   Fail: (186) [system] char_type(p, space)
   Call: (186) [system] arg(_1296138, v('(', ')', end_of_file), p)
   Fail: (186) [system] arg(_1297070, v('(', ')', end_of_file), p)
^  Fail: (185) [user] is_delimiter(p)
   Call: (185) [system] ')'==p
   Fail: (185) [system] ')'==p
   Call: (185) [system] get_char((0x55fbb4538270), p)
   Exit: (185) [system] get_char((0x55fbb4538270), p)
   Call: (185) [system] p=(\)
   Fail: (185) [system] p=(\)
^  Call: (185) [user] read_symbolic_cont(')', (0x55fbb4538270), _1304420)
   Call: (186) [system] peek_char((0x55fbb4538270), _1305354)
   Exit: (186) [system] peek_char((0x55fbb4538270), e)
^  Call: (186) [user] is_delimiter(e)
   Call: (187) [system] char_type(e, space)
   Fail: (187) [system] char_type(e, space)
   Call: (187) [system] arg(_1310074, v('(', ')', end_of_file), e)
   Fail: (187) [system] arg(_1311006, v('(', ')', end_of_file), e)
^  Fail: (186) [user] is_delimiter(e)
   Call: (186) [system] ')'==e
   Fail: (186) [system] ')'==e
   Call: (186) [system] get_char((0x55fbb4538270), e)
   Exit: (186) [system] get_char((0x55fbb4538270), e)
   Call: (186) [system] e=(\)
   Fail: (186) [system] e=(\)
^  Call: (186) [user] read_symbolic_cont(')', (0x55fbb4538270), _1318356)
   Call: (187) [system] peek_char((0x55fbb4538270), _1319290)
   Exit: (187) [system] peek_char((0x55fbb4538270), ')')
^  Call: (187) [user] is_delimiter(')')
   Call: (188) [system] char_type(')', space)
   Fail: (188) [system] char_type(')', space)
   Call: (188) [system] arg(_1324010, v('(', ')', end_of_file), ')')
   Exit: (188) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (187) [user] is_delimiter(')')
   Call: (187) [system] _1318356=[]
   Exit: (187) [system] []=[]
^  Exit: (186) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (186) [system] _1304420=[e]
   Exit: (186) [system] [e]=[e]
^  Exit: (185) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (185) [system] _1290484=[p, e]
   Exit: (185) [system] [p, e]=[p, e]
^  Exit: (184) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, e])
   Call: (184) [system] _1276548=[y, p, e]
   Exit: (184) [system] [y, p, e]=[y, p, e]
^  Exit: (183) [user] read_symbolic_cont(')', (0x55fbb4538270), [y, p, e])
^  Call: (183) [user] classify_and_convert_charseq(['T', y, p, e], _1241038)
^  Call: (184) [user] classify_and_convert_charseq_(['T', y, p, e], _1338828)
^  Call: (186) [system] setup_call_cleanup('$notrace'(_1339780, _1339782), once(user:catch(read_from_chars(['T', y, p, e], _1338828), _1339762, fail)), '$restore_trace'(_1339780, _1339782))
^  Call: (187) [system] sig_atomic(system:'$notrace'(_1339780, _1339782))
^  Exit: (186) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['T', y, p, e], _1338828), _1339762, fail)), system:'$restore_trace'(3, -1))
   Call: (185) [system] atomic(_1338828)
   Fail: (185) [system] atomic(_1338828)
   Call: (185) [system] atom_chars(_1338828, ['T', y, p, e])
   Exit: (185) [system] atom_chars('Type', ['T', y, p, e])
^  Exit: (184) [user] classify_and_convert_charseq_(['T', y, p, e], 'Type')
   Call: (184) [system] integer('Type')
   Fail: (184) [system] integer('Type')
   Call: (184) [system] _1241038='Type'
   Exit: (184) [system] 'Type'='Type'
^  Exit: (183) [user] classify_and_convert_charseq(['T', y, p, e], 'Type')
^  Exit: (182) [user] read_symbolic(')', (0x55fbb4538270), 'T', 'Type')
^  Exit: (181) [user] cont_sexpr(')', (0x55fbb4538270), 'Type')
^  Call: (181) [user] read_list(')', (0x55fbb4538270), _1353778)
^  Call: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _1355636)
   Exit: (183) [system] peek_char((0x55fbb4538270), ')')
   Call: (183) [system] ')'=(;)
   Fail: (183) [system] ')'=(;)
   Call: (183) [system] ')'=(/)
   Fail: (183) [system] ')'=(/)
^  Call: (183) [user] is_like_space(')')
   Call: (184) [system] char_type(')', 'white')
   Fail: (184) [system] char_type(')', 'white')
   Call: (184) [system] char_type(')', end_of_line)
   Fail: (184) [system] char_type(')', end_of_line)
   Call: (184) [system] char_type(')', space)
   Fail: (184) [system] char_type(')', space)
   Call: (184) [system] char_type(')', cntrl)
   Fail: (184) [system] char_type(')', cntrl)
^  Fail: (183) [user] is_like_space(')')
^  Exit: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] peek_char((0x55fbb4538270), _1371646)
   Exit: (182) [system] peek_char((0x55fbb4538270), ')')
   Call: (182) [system] ')'=')'
   Exit: (182) [system] ')'=')'
   Call: (182) [system] get_char((0x55fbb4538270), _1375436)
   Exit: (182) [system] get_char((0x55fbb4538270), ')')
   Call: (182) [system] _1353778=[]
   Exit: (182) [system] []=[]
^  Exit: (181) [user] read_list(')', (0x55fbb4538270), [])
   Call: (181) [system] _1204378=['Type']
   Exit: (181) [system] ['Type']=['Type']
^  Exit: (180) [user] read_list(')', (0x55fbb4538270), ['Type'])
   Call: (180) [system] _1073580=['Nat', 'Type']
   Exit: (180) [system] ['Nat', 'Type']=['Nat', 'Type']
^  Exit: (179) [user] read_list(')', (0x55fbb4538270), ['Nat', 'Type'])
   Call: (179) [system] _425912=[:, 'Nat', 'Type']
   Exit: (179) [system] [:, 'Nat', 'Type']=[:, 'Nat', 'Type']
^  Exit: (178) [user] read_list(')', (0x55fbb4538270), [:, 'Nat', 'Type'])
^  Exit: (177) [user] cont_sexpr(')', (0x55fbb4538270), [:, 'Nat', 'Type'])
^  Exit: (176) [user] read_sexpr((0x55fbb4538270), [:, 'Nat', 'Type'])
^  Call: (176) [user] assertz(metta_file_comment(1, 0, 0, [:, 'Nat', 'Type'], '$stream_position'(0, 1, 0, 0)))
^  Exit: (176) [user] assertz(metta_file_comment(1, 0, 0, [:, 'Nat', 'Type'], '$stream_position'(0, 1, 0, 0)))
^  Exit: (174) [system] once(user:(read_position((0x55fbb4538270), 1, 0, 0, '$stream_position'(0, 1, 0, 0)), read_sexpr((0x55fbb4538270), [:, 'Nat', 'Type']), assertz(metta_file_comment(1, 0, 0, [:, 'Nat', 'Type'], '$stream_position'(0, 1, 0, 0)))))
   Call: (174) [system] fail
^  Call: (174) [user] retract(metta_file_comment(_1393954, _1393956, _1393958, _1393960, _1393962))
^  Exit: (174) [user] retract(metta_file_comment(34, 0, 1024, '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), '$stream_position'(1024, 34, 0, 1024)))
^  Call: (174) [user] trly(untyped_to_metta, '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), _400416)
^  Call: (175) [user] once(call(untyped_to_metta, '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), _1396794))
^  Call: (176) [user] call(untyped_to_metta, '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), _1396794)
^  Call: (177) [user] untyped_to_metta('$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), _1396794)
^  Call: (178) [user] must_det_ll(trly(mfix_vars1, '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), _1399610))
^  Call: (179) [user] once(user:trly(mfix_vars1, '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), _1399610))
^  Call: (180) [user] trly(mfix_vars1, '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), _1399610)
^  Call: (181) [user] once(call(mfix_vars1, '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), _1402410))
^  Call: (182) [user] call(mfix_vars1, '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), _1402410)
^  Call: (183) [user] mfix_vars1('$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), _1402410)
   Call: (184) [system] var('$COMMENT'(";; $kb: a nullary function to axiom", 34, 0))
   Call: (184) [system] atom('$COMMENT'(";; $kb: a nullary function to axiom", 34, 0))
   Call: (184) [system] '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0)==true
   Call: (184) [system] '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0)==false
   Call: (184) [system] '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0)==[_1408930, _1408936]
   Call: (184) [system] is_list('$COMMENT'(";; $kb: a nullary function to axiom", 34, 0))
   Call: (184) [system] string('$COMMENT'(";; $kb: a nullary function to axiom", 34, 0))
   Call: (184) [system] compound('$COMMENT'(";; $kb: a nullary function to axiom", 34, 0))
   Exit: (184) [system] compound('$COMMENT'(";; $kb: a nullary function to axiom", 34, 0))
   Call: (184) [system] compound_name_arguments('$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), _1413564, _1413566)
   Exit: (184) [system] compound_name_arguments('$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), '$COMMENT', [";; $kb: a nullary function to axiom", 34, 0])
   Call: (184) [system] '$COMMENT'\=='$VAR'
   Exit: (184) [system] '$COMMENT'\=='$VAR'
^  Call: (184) [user] apply:maplist(mfix_vars1, [";; $kb: a nullary function to axiom", 34, 0], _1417306)
   Call: (185) [apply] apply:maplist_([";; $kb: a nullary function to axiom", 34, 0], _1417306, user:mfix_vars1)
^  Call: (186) [user] mfix_vars1(";; $kb: a nullary function to axiom", _1419186)
   Call: (187) [system] var(";; $kb: a nullary function to axiom")
   Call: (187) [system] atom(";; $kb: a nullary function to axiom")
   Call: (187) [system] ";; $kb: a nullary function to axiom"==true
   Call: (187) [system] ";; $kb: a nullary function to axiom"==false
   Call: (187) [system] ";; $kb: a nullary function to axiom"==[_1423828, _1423834]
   Call: (187) [system] is_list(";; $kb: a nullary function to axiom")
   Call: (187) [system] string(";; $kb: a nullary function to axiom")
   Exit: (187) [system] string(";; $kb: a nullary function to axiom")
^  Call: (187) [user] string_to_syms
   Call: (188) [system] fail
   Call: (187) [system] compound(";; $kb: a nullary function to axiom")
^  Call: (187) [user] symbol(";; $kb: a nullary function to axiom")
   Call: (188) [system] atom(";; $kb: a nullary function to axiom")
   Fail: (188) [system] atom(";; $kb: a nullary function to axiom")
^  Fail: (187) [user] symbol(";; $kb: a nullary function to axiom")
   Call: (187) [system] ";; $kb: a nullary function to axiom"=_1419186
   Exit: (187) [system] ";; $kb: a nullary function to axiom"=";; $kb: a nullary function to axiom"
^  Exit: (186) [user] mfix_vars1(";; $kb: a nullary function to axiom", ";; $kb: a nullary function to axiom")
   Call: (186) [apply] apply:maplist_([34, 0], _1419188, user:mfix_vars1)
^  Call: (187) [user] mfix_vars1(34, _1437708)
   Call: (188) [system] var(34)
   Call: (188) [system] atom(34)
   Call: (188) [system] 34==true
   Call: (188) [system] 34==false
   Call: (188) [system] 34==[_1442350, _1442356]
   Call: (188) [system] is_list(34)
   Call: (188) [system] string(34)
   Call: (188) [system] compound(34)
^  Call: (188) [user] symbol(34)
   Call: (189) [system] atom(34)
   Fail: (189) [system] atom(34)
^  Fail: (188) [user] symbol(34)
   Call: (188) [system] 34=_1437708
   Exit: (188) [system] 34=34
^  Exit: (187) [user] mfix_vars1(34, 34)
   Call: (187) [apply] apply:maplist_([0], _1437710, user:mfix_vars1)
^  Call: (188) [user] mfix_vars1(0, _1453474)
   Call: (189) [system] var(0)
   Call: (189) [system] atom(0)
   Call: (189) [system] 0==true
   Call: (189) [system] 0==false
   Call: (189) [system] 0==[_1458116, _1458122]
   Call: (189) [system] is_list(0)
   Call: (189) [system] string(0)
   Call: (189) [system] compound(0)
^  Call: (189) [user] symbol(0)
   Call: (190) [system] atom(0)
   Fail: (190) [system] atom(0)
^  Fail: (189) [user] symbol(0)
   Call: (189) [system] 0=_1453474
   Exit: (189) [system] 0=0
^  Exit: (188) [user] mfix_vars1(0, 0)
   Call: (188) [apply] apply:maplist_([], _1453476, user:mfix_vars1)
   Exit: (188) [apply] apply:maplist_([], [], user:mfix_vars1)
   Exit: (187) [apply] apply:maplist_([0], [0], user:mfix_vars1)
   Exit: (186) [apply] apply:maplist_([34, 0], [34, 0], user:mfix_vars1)
   Exit: (185) [apply] apply:maplist_([";; $kb: a nullary function to axiom", 34, 0], [";; $kb: a nullary function to axiom", 34, 0], user:mfix_vars1)
^  Exit: (184) [apply] apply:maplist(user:mfix_vars1, [";; $kb: a nullary function to axiom", 34, 0], [";; $kb: a nullary function to axiom", 34, 0])
   Call: (184) [system] compound_name_arguments(_1402410, '$COMMENT', [";; $kb: a nullary function to axiom", 34, 0])
   Exit: (184) [system] compound_name_arguments('$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), '$COMMENT', [";; $kb: a nullary function to axiom", 34, 0])
^  Exit: (183) [user] mfix_vars1('$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0))
^  Exit: (182) [system] call(user:mfix_vars1, '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0))
^  Exit: (181) [system] once(user:call(mfix_vars1, '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0)))
   Call: (181) [system] '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0)\=@='$COMMENT'(";; $kb: a nullary function to axiom", 34, 0)
^  Exit: (180) [user] trly(mfix_vars1, '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0))
^  Exit: (179) [system] once(user:trly(mfix_vars1, '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0)))
^  Exit: (178) [user] must_det_ll(user:trly(mfix_vars1, '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0)))
^  Call: (178) [user] must_det_ll(trly(cons_to_c, '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), _1482292))
^  Call: (179) [user] once(user:trly(cons_to_c, '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), _1482292))
^  Call: (180) [user] trly(cons_to_c, '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), _1482292)
^  Call: (181) [user] once(call(cons_to_c, '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), _1485092))
^  Call: (182) [user] call(cons_to_c, '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), _1485092)
^  Call: (183) [user] cons_to_c('$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), _1485092)
^  Call: (184) [user] no_cons_reduce
^  Exit: (184) [user] no_cons_reduce
^  Exit: (183) [user] cons_to_c('$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0))
^  Exit: (182) [system] call(user:cons_to_c, '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0))
^  Exit: (181) [system] once(user:call(cons_to_c, '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0)))
   Call: (181) [system] '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0)\=@='$COMMENT'(";; $kb: a nullary function to axiom", 34, 0)
^  Exit: (180) [user] trly(cons_to_c, '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0))
^  Exit: (179) [system] once(user:trly(cons_to_c, '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0)))
^  Exit: (178) [user] must_det_ll(user:trly(cons_to_c, '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0)))
^  Call: (178) [user] must_det_ll(trly(cons_to_l, '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), _1396794))
^  Call: (179) [user] once(user:trly(cons_to_l, '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), _1396794))
^  Call: (180) [user] trly(cons_to_l, '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), _1396794)
^  Call: (181) [user] once(call(cons_to_l, '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), _1499050))
^  Call: (182) [user] call(cons_to_l, '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), _1499050)
^  Call: (183) [user] cons_to_l('$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), _1499050)
^  Call: (184) [user] no_cons_reduce
^  Exit: (184) [user] no_cons_reduce
^  Exit: (183) [user] cons_to_l('$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0))
^  Exit: (182) [system] call(user:cons_to_l, '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0))
^  Exit: (181) [system] once(user:call(cons_to_l, '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0)))
   Call: (181) [system] '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0)\=@='$COMMENT'(";; $kb: a nullary function to axiom", 34, 0)
^  Exit: (180) [user] trly(cons_to_l, '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0))
^  Exit: (179) [system] once(user:trly(cons_to_l, '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0)))
^  Exit: (178) [user] must_det_ll(user:trly(cons_to_l, '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0)))
^  Exit: (177) [user] untyped_to_metta('$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0))
^  Exit: (176) [system] call(user:untyped_to_metta, '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0))
^  Exit: (175) [system] once(user:call(untyped_to_metta, '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0)))
   Call: (175) [system] '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0)\=@='$COMMENT'(";; $kb: a nullary function to axiom", 34, 0)
^  Exit: (174) [user] trly(untyped_to_metta, '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0))
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0))
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0))))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0))))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0))
^  Exit: (171) [user] read_sform((0x55fbb4538270), '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0))
^  Exit: (170) [system] once(user:read_sform((0x55fbb4538270), '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0)))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55fbb4538270), '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0)))
   Call: (169) [system] '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0)==end_of_file
   Fail: (169) [system] '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0)==end_of_file
^  Call: (169) [user] once((if_t((get_time(_400466), arg(1, t(1727480696.9125626), _400480), _400490 is _400466-_400480, _400490>4), (nb_setarg(1, t(1727480696.9125626), _400466), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; $kb: a nullary function to axiom", 34, 0)), 1]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _400578, _400578+1), write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), nthesize_long_1727480696_9164743, 1)))
^  Call: (171) [user] if_t((get_time(_400466), arg(1, t(1727480696.9125626), _400480), _400490 is _400466-_400480, _400490>4), (nb_setarg(1, t(1727480696.9125626), _400466), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; $kb: a nullary function to axiom", 34, 0)), 1]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_400466)
   Exit: (173) [system] get_time(1727480697.085415)
   Call: (173) [system] arg(1, t(1727480696.9125626), _400480)
   Exit: (173) [system] arg(1, t(1727480696.9125626), 1727480696.9125626)
   Call: (173) [system] _400490 is 1727480697.085415-1727480696.9125626
   Exit: (173) [system] 0.1728522777557373 is 1727480697.085415-1727480696.9125626
   Call: (173) [system] 0.1728522777557373>4
   Fail: (173) [system] 0.1728522777557373>4
^  Exit: (171) [user] if_t((get_time(_400466), arg(1, t(1727480696.9125626), _400480), _400490 is _400466-_400480, _400490>4), (nb_setarg(1, t(1727480696.9125626), _400466), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; $kb: a nullary function to axiom", 34, 0)), 1]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _400578, _400578+1)
   Call: (172) [system] _400578==_400578+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _400578, _400578+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _400578, _400578+1)
   Call: (175) [system] get_flag(translated_forms, _400578)
   Exit: (175) [system] get_flag(translated_forms, 0)
   Call: (175) [system] atom(0+1)
   Call: (175) [system] set_flag(translated_forms, 1)
   Exit: (175) [system] set_flag(translated_forms, 1)
   Exit: (174) [$syspreds] update_flag(translated_forms, 0, 0+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 0, 0+1))
   Exit: (171) [$syspreds] flag(translated_forms, 0, 0+1)
^  Call: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), nthesize_long_1727480696_9164743, 1)
^  Call: (172) [user] format((0x55fbb44dfd70), "/* ~w */~n", [";; $kb: a nullary function to axiom"])
^  Exit: (172) [user] format((0x55fbb44dfd70), "/* ~w */~n", [";; $kb: a nullary function to axiom"])
^  Exit: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), nthesize_long_1727480696_9164743, 1)
^  Exit: (169) [system] once(user:(if_t((get_time(_400466), arg(1, t(1727480696.9125626), _400480), _400490 is _400466-_400480, _400490>4), (nb_setarg(1, t(1727480696.9125626), _400466), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; $kb: a nullary function to axiom", 34, 0)), 1]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 0, 0+1), write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), nthesize_long_1727480696_9164743, 1)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55fbb4538270))
   Fail: (169) [system] at_end_of_stream((0x55fbb4538270))
^  Call: (169) [user] must_det_ll(line_count((0x55fbb4538270), _400406))
^  Call: (170) [user] once(user:line_count((0x55fbb4538270), _400406))
   Call: (171) [system] line_count((0x55fbb4538270), _400406)
   Exit: (171) [system] line_count((0x55fbb4538270), 14)
^  Exit: (170) [system] once(user:line_count((0x55fbb4538270), 14))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55fbb4538270), 14))
^  Call: (169) [user] must_det_ll(read_sform((0x55fbb4538270), _400416))
^  Call: (170) [user] once(user:read_sform((0x55fbb4538270), _400416))
^  Call: (171) [user] read_sform((0x55fbb4538270), _400416)
   Call: (172) [system] string((0x55fbb4538270))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (173) [system] string((0x55fbb4538270))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _400416)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _400416)
   Call: (174) [system] at_end_of_stream((0x55fbb4538270))
   Call: (174) [system] peek_char((0x55fbb4538270), _1569216)
   Exit: (174) [system] peek_char((0x55fbb4538270), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55fbb4538270), '\n')
   Exit: (174) [system] get_char((0x55fbb4538270), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), _400416)
   Call: (175) [system] at_end_of_stream((0x55fbb4538270))
   Call: (175) [system] peek_char((0x55fbb4538270), _1576638)
   Exit: (175) [system] peek_char((0x55fbb4538270), '(')
   Call: (175) [system] char_type('(', space)
^  Call: (175) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (176) [system] string((0x55fbb4538270))
^  Exit: (175) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (175) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _400416)
^  Call: (176) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _400416)
   Call: (177) [system] at_end_of_stream((0x55fbb4538270))
   Call: (177) [system] peek_char((0x55fbb4538270), _1584976)
   Exit: (177) [system] peek_char((0x55fbb4538270), '(')
   Call: (177) [system] char_type('(', space)
   Call: (177) [system] _1587762=(0x55fbb4538270)
   Exit: (177) [system] (0x55fbb4538270)=(0x55fbb4538270)
^  Call: (177) [user] once((read_position((0x55fbb4538270), _1589630, _1589632, _1589634, _1589636), read_sexpr((0x55fbb4538270), _1589648), assertz(metta_file_comment(_1589630, _1589632, _1589634, _1589648, _1589636))))
^  Call: (179) [user] read_position((0x55fbb4538270), _1589630, _1589632, _1589634, _1589636)
   Call: (180) [system] stream_property((0x55fbb4538270), position(_1589636))
   Call: (181) [system] nonvar((0x55fbb4538270))
   Exit: (181) [system] nonvar((0x55fbb4538270))
   Call: (181) [system] nonvar(position(_1589636))
   Exit: (181) [system] nonvar(position(_1589636))
   Exit: (180) [system] stream_property((0x55fbb4538270), position('$stream_position'(337, 15, 0, 337)))
   Call: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(337, 15, 0, 337), _1589630)
   Call: (181) [system] nonvar(line_count)
   Exit: (181) [system] nonvar(line_count)
   Call: (181) [$syspreds] stream_position_field(line_count, _1599888)
   Exit: (181) [$syspreds] stream_position_field(line_count, 2)
   Call: (181) [system] arg(2, '$stream_position'(337, 15, 0, 337), _1589630)
   Exit: (181) [system] arg(2, '$stream_position'(337, 15, 0, 337), 15)
   Exit: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(337, 15, 0, 337), 15)
   Call: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(337, 15, 0, 337), _1589632)
   Call: (181) [system] nonvar(line_position)
   Exit: (181) [system] nonvar(line_position)
   Call: (181) [$syspreds] stream_position_field(line_position, _1607322)
   Exit: (181) [$syspreds] stream_position_field(line_position, 3)
   Call: (181) [system] arg(3, '$stream_position'(337, 15, 0, 337), _1589632)
   Exit: (181) [system] arg(3, '$stream_position'(337, 15, 0, 337), 0)
   Exit: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(337, 15, 0, 337), 0)
   Call: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(337, 15, 0, 337), _1589634)
   Call: (181) [system] nonvar(char_count)
   Exit: (181) [system] nonvar(char_count)
   Call: (181) [$syspreds] stream_position_field(char_count, _1614756)
   Exit: (181) [$syspreds] stream_position_field(char_count, 1)
   Call: (181) [system] arg(1, '$stream_position'(337, 15, 0, 337), _1589634)
   Exit: (181) [system] arg(1, '$stream_position'(337, 15, 0, 337), 337)
   Exit: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(337, 15, 0, 337), 337)
^  Exit: (179) [user] read_position((0x55fbb4538270), 15, 0, 337, '$stream_position'(337, 15, 0, 337))
^  Call: (179) [user] read_sexpr((0x55fbb4538270), _1589648)
   Call: (180) [system] string((0x55fbb4538270))
   Fail: (180) [system] string((0x55fbb4538270))
^  Call: (180) [user] cont_sexpr(')', (0x55fbb4538270), _1589648)
^  Call: (181) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] peek_char((0x55fbb4538270), _1624982)
   Exit: (182) [system] peek_char((0x55fbb4538270), '(')
   Call: (182) [system] '('=(;)
   Fail: (182) [system] '('=(;)
   Call: (182) [system] '('=(/)
   Fail: (182) [system] '('=(/)
^  Call: (182) [user] is_like_space('(')
   Call: (183) [system] char_type('(', 'white')
   Fail: (183) [system] char_type('(', 'white')
   Call: (183) [system] char_type('(', end_of_line)
   Fail: (183) [system] char_type('(', end_of_line)
   Call: (183) [system] char_type('(', space)
   Fail: (183) [system] char_type('(', space)
   Call: (183) [system] char_type('(', cntrl)
   Fail: (183) [system] char_type('(', cntrl)
^  Fail: (182) [user] is_like_space('(')
^  Exit: (181) [user] skip_spaces((0x55fbb4538270))
   Call: (181) [system] get_char((0x55fbb4538270), _1640992)
   Exit: (181) [system] get_char((0x55fbb4538270), '(')
   Call: (181) [system] '('='('
   Exit: (181) [system] '('='('
^  Call: (181) [user] read_list(')', (0x55fbb4538270), _1589648)
^  Call: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _1646562)
   Exit: (183) [system] peek_char((0x55fbb4538270), :)
   Call: (183) [system] (:)=(;)
   Fail: (183) [system] (:)=(;)
   Call: (183) [system] (:)=(/)
   Fail: (183) [system] (:)=(/)
^  Call: (183) [user] is_like_space(:)
   Call: (184) [system] char_type(:, 'white')
   Fail: (184) [system] char_type(:, 'white')
   Call: (184) [system] char_type(:, end_of_line)
   Fail: (184) [system] char_type(:, end_of_line)
   Call: (184) [system] char_type(:, space)
   Fail: (184) [system] char_type(:, space)
   Call: (184) [system] char_type(:, cntrl)
   Fail: (184) [system] char_type(:, cntrl)
^  Fail: (183) [user] is_like_space(:)
^  Exit: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] peek_char((0x55fbb4538270), _1662572)
   Exit: (182) [system] peek_char((0x55fbb4538270), :)
   Call: (182) [system] (:)=')'
   Fail: (182) [system] (:)=')'
   Call: (182) [system] (:)=end_of_file
   Fail: (182) [system] (:)=end_of_file
^  Call: (182) [user] cont_sexpr(')', (0x55fbb4538270), _1668142)
^  Call: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _1670000)
   Exit: (184) [system] peek_char((0x55fbb4538270), :)
   Call: (184) [system] (:)=(;)
   Fail: (184) [system] (:)=(;)
   Call: (184) [system] (:)=(/)
   Fail: (184) [system] (:)=(/)
^  Call: (184) [user] is_like_space(:)
   Call: (185) [system] char_type(:, 'white')
   Fail: (185) [system] char_type(:, 'white')
   Call: (185) [system] char_type(:, end_of_line)
   Fail: (185) [system] char_type(:, end_of_line)
   Call: (185) [system] char_type(:, space)
   Fail: (185) [system] char_type(:, space)
   Call: (185) [system] char_type(:, cntrl)
   Fail: (185) [system] char_type(:, cntrl)
^  Fail: (184) [user] is_like_space(:)
^  Exit: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] get_char((0x55fbb4538270), _1686010)
   Exit: (183) [system] get_char((0x55fbb4538270), :)
   Call: (183) [system] (:)='('
   Fail: (183) [system] (:)='('
   Call: (183) [system] (:)='['
   Fail: (183) [system] (:)='['
   Call: (183) [system] (:)='{'
   Fail: (183) [system] (:)='{'
   Call: (183) [system] (:)='"'
   Fail: (183) [system] (:)='"'
   Call: (183) [system] (:)=!
   Fail: (183) [system] (:)=!
   Call: (183) [system] (:)='\''
   Fail: (183) [system] (:)='\''
   Call: (183) [system] (:)='`'
   Fail: (183) [system] (:)='`'
   Call: (183) [system] (:)=end_of_file
   Fail: (183) [system] (:)=end_of_file
^  Call: (183) [user] read_symbolic(')', (0x55fbb4538270), :, _1668142)
^  Call: (184) [user] read_symbolic_cont(')', (0x55fbb4538270), _1703652)
   Call: (185) [system] peek_char((0x55fbb4538270), _1704586)
   Exit: (185) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (185) [user] is_delimiter(' ')
   Call: (186) [system] char_type(' ', space)
   Exit: (186) [system] char_type(' ', space)
^  Exit: (185) [user] is_delimiter(' ')
   Call: (185) [system] _1703652=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (184) [user] classify_and_convert_charseq([:], _1668142)
^  Call: (185) [user] classify_and_convert_charseq_([:], _1713870)
^  Call: (187) [system] setup_call_cleanup('$notrace'(_1714822, _1714824), once(user:catch(read_from_chars([:], _1713870), _1714804, fail)), '$restore_trace'(_1714822, _1714824))
^  Call: (188) [system] sig_atomic(system:'$notrace'(_1714822, _1714824))
^  Exit: (187) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1714804, fail)), system:'$restore_trace'(3, -1))
   Call: (186) [system] atomic(:)
   Exit: (186) [system] atomic(:)
^  Exit: (185) [user] classify_and_convert_charseq_([:], :)
   Call: (185) [system] integer(:)
   Fail: (185) [system] integer(:)
   Call: (185) [system] _1668142=(:)
   Exit: (185) [system] (:)=(:)
^  Exit: (184) [user] classify_and_convert_charseq([:], :)
^  Exit: (183) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (182) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (182) [user] read_list(')', (0x55fbb4538270), _1726950)
^  Call: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _1728808)
   Exit: (184) [system] peek_char((0x55fbb4538270), ' ')
   Call: (184) [system] ' '=(;)
   Fail: (184) [system] ' '=(;)
   Call: (184) [system] ' '=(/)
   Fail: (184) [system] ' '=(/)
^  Call: (184) [user] is_like_space(' ')
   Call: (185) [system] char_type(' ', 'white')
   Exit: (185) [system] char_type(' ', 'white')
^  Exit: (184) [user] is_like_space(' ')
   Call: (184) [system] get_char((0x55fbb4538270), _1738402)
   Exit: (184) [system] get_char((0x55fbb4538270), ' ')
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1741106)
   Exit: (185) [system] peek_char((0x55fbb4538270), 'Z')
   Call: (185) [system] 'Z'=(;)
   Fail: (185) [system] 'Z'=(;)
   Call: (185) [system] 'Z'=(/)
   Fail: (185) [system] 'Z'=(/)
^  Call: (185) [user] is_like_space('Z')
   Call: (186) [system] char_type('Z', 'white')
   Fail: (186) [system] char_type('Z', 'white')
   Call: (186) [system] char_type('Z', end_of_line)
   Fail: (186) [system] char_type('Z', end_of_line)
   Call: (186) [system] char_type('Z', space)
   Fail: (186) [system] char_type('Z', space)
   Call: (186) [system] char_type('Z', cntrl)
   Fail: (186) [system] char_type('Z', cntrl)
^  Fail: (185) [user] is_like_space('Z')
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
^  Exit: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _1758040)
   Exit: (183) [system] peek_char((0x55fbb4538270), 'Z')
   Call: (183) [system] 'Z'=')'
   Fail: (183) [system] 'Z'=')'
   Call: (183) [system] 'Z'=end_of_file
   Fail: (183) [system] 'Z'=end_of_file
^  Call: (183) [user] cont_sexpr(')', (0x55fbb4538270), _1763610)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1765468)
   Exit: (185) [system] peek_char((0x55fbb4538270), 'Z')
   Call: (185) [system] 'Z'=(;)
   Fail: (185) [system] 'Z'=(;)
   Call: (185) [system] 'Z'=(/)
   Fail: (185) [system] 'Z'=(/)
^  Call: (185) [user] is_like_space('Z')
   Call: (186) [system] char_type('Z', 'white')
   Fail: (186) [system] char_type('Z', 'white')
   Call: (186) [system] char_type('Z', end_of_line)
   Fail: (186) [system] char_type('Z', end_of_line)
   Call: (186) [system] char_type('Z', space)
   Fail: (186) [system] char_type('Z', space)
   Call: (186) [system] char_type('Z', cntrl)
   Fail: (186) [system] char_type('Z', cntrl)
^  Fail: (185) [user] is_like_space('Z')
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] get_char((0x55fbb4538270), _1781478)
   Exit: (184) [system] get_char((0x55fbb4538270), 'Z')
   Call: (184) [system] 'Z'='('
   Fail: (184) [system] 'Z'='('
   Call: (184) [system] 'Z'='['
   Fail: (184) [system] 'Z'='['
   Call: (184) [system] 'Z'='{'
   Fail: (184) [system] 'Z'='{'
   Call: (184) [system] 'Z'='"'
   Fail: (184) [system] 'Z'='"'
   Call: (184) [system] 'Z'=!
   Fail: (184) [system] 'Z'=!
   Call: (184) [system] 'Z'='\''
   Fail: (184) [system] 'Z'='\''
   Call: (184) [system] 'Z'='`'
   Fail: (184) [system] 'Z'='`'
   Call: (184) [system] 'Z'=end_of_file
   Fail: (184) [system] 'Z'=end_of_file
^  Call: (184) [user] read_symbolic(')', (0x55fbb4538270), 'Z', _1763610)
^  Call: (185) [user] read_symbolic_cont(')', (0x55fbb4538270), _1799120)
   Call: (186) [system] peek_char((0x55fbb4538270), _1800054)
   Exit: (186) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (186) [user] is_delimiter(' ')
   Call: (187) [system] char_type(' ', space)
   Exit: (187) [system] char_type(' ', space)
^  Exit: (186) [user] is_delimiter(' ')
   Call: (186) [system] _1799120=[]
   Exit: (186) [system] []=[]
^  Exit: (185) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (185) [user] classify_and_convert_charseq(['Z'], _1763610)
^  Call: (186) [user] classify_and_convert_charseq_(['Z'], _1809338)
^  Call: (188) [system] setup_call_cleanup('$notrace'(_1810290, _1810292), once(user:catch(read_from_chars(['Z'], _1809338), _1810272, fail)), '$restore_trace'(_1810290, _1810292))
^  Call: (189) [system] sig_atomic(system:'$notrace'(_1810290, _1810292))
^  Exit: (188) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['Z'], _1809338), _1810272, fail)), system:'$restore_trace'(3, -1))
   Call: (187) [system] atomic(_1809338)
   Fail: (187) [system] atomic(_1809338)
   Call: (187) [system] atom_chars(_1809338, ['Z'])
   Exit: (187) [system] atom_chars('Z', ['Z'])
^  Exit: (186) [user] classify_and_convert_charseq_(['Z'], 'Z')
   Call: (186) [system] integer('Z')
   Fail: (186) [system] integer('Z')
   Call: (186) [system] _1763610='Z'
   Exit: (186) [system] 'Z'='Z'
^  Exit: (185) [user] classify_and_convert_charseq(['Z'], 'Z')
^  Exit: (184) [user] read_symbolic(')', (0x55fbb4538270), 'Z', 'Z')
^  Exit: (183) [user] cont_sexpr(')', (0x55fbb4538270), 'Z')
^  Call: (183) [user] read_list(')', (0x55fbb4538270), _1824288)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1826146)
   Exit: (185) [system] peek_char((0x55fbb4538270), ' ')
   Call: (185) [system] ' '=(;)
   Fail: (185) [system] ' '=(;)
   Call: (185) [system] ' '=(/)
   Fail: (185) [system] ' '=(/)
^  Call: (185) [user] is_like_space(' ')
   Call: (186) [system] char_type(' ', 'white')
   Exit: (186) [system] char_type(' ', 'white')
^  Exit: (185) [user] is_like_space(' ')
   Call: (185) [system] get_char((0x55fbb4538270), _1835740)
   Exit: (185) [system] get_char((0x55fbb4538270), ' ')
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1838444)
   Exit: (186) [system] peek_char((0x55fbb4538270), 'N')
   Call: (186) [system] 'N'=(;)
   Fail: (186) [system] 'N'=(;)
   Call: (186) [system] 'N'=(/)
   Fail: (186) [system] 'N'=(/)
^  Call: (186) [user] is_like_space('N')
   Call: (187) [system] char_type('N', 'white')
   Fail: (187) [system] char_type('N', 'white')
   Call: (187) [system] char_type('N', end_of_line)
   Fail: (187) [system] char_type('N', end_of_line)
   Call: (187) [system] char_type('N', space)
   Fail: (187) [system] char_type('N', space)
   Call: (187) [system] char_type('N', cntrl)
   Fail: (187) [system] char_type('N', cntrl)
^  Fail: (186) [user] is_like_space('N')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _1855378)
   Exit: (184) [system] peek_char((0x55fbb4538270), 'N')
   Call: (184) [system] 'N'=')'
   Fail: (184) [system] 'N'=')'
   Call: (184) [system] 'N'=end_of_file
   Fail: (184) [system] 'N'=end_of_file
^  Call: (184) [user] cont_sexpr(')', (0x55fbb4538270), _1860948)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1862806)
   Exit: (186) [system] peek_char((0x55fbb4538270), 'N')
   Call: (186) [system] 'N'=(;)
   Fail: (186) [system] 'N'=(;)
   Call: (186) [system] 'N'=(/)
   Fail: (186) [system] 'N'=(/)
^  Call: (186) [user] is_like_space('N')
   Call: (187) [system] char_type('N', 'white')
   Fail: (187) [system] char_type('N', 'white')
   Call: (187) [system] char_type('N', end_of_line)
   Fail: (187) [system] char_type('N', end_of_line)
   Call: (187) [system] char_type('N', space)
   Fail: (187) [system] char_type('N', space)
   Call: (187) [system] char_type('N', cntrl)
   Fail: (187) [system] char_type('N', cntrl)
^  Fail: (186) [user] is_like_space('N')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] get_char((0x55fbb4538270), _1878816)
   Exit: (185) [system] get_char((0x55fbb4538270), 'N')
   Call: (185) [system] 'N'='('
   Fail: (185) [system] 'N'='('
   Call: (185) [system] 'N'='['
   Fail: (185) [system] 'N'='['
   Call: (185) [system] 'N'='{'
   Fail: (185) [system] 'N'='{'
   Call: (185) [system] 'N'='"'
   Fail: (185) [system] 'N'='"'
   Call: (185) [system] 'N'=!
   Fail: (185) [system] 'N'=!
   Call: (185) [system] 'N'='\''
   Fail: (185) [system] 'N'='\''
   Call: (185) [system] 'N'='`'
   Fail: (185) [system] 'N'='`'
   Call: (185) [system] 'N'=end_of_file
   Fail: (185) [system] 'N'=end_of_file
^  Call: (185) [user] read_symbolic(')', (0x55fbb4538270), 'N', _1860948)
^  Call: (186) [user] read_symbolic_cont(')', (0x55fbb4538270), _1896458)
   Call: (187) [system] peek_char((0x55fbb4538270), _1897392)
   Exit: (187) [system] peek_char((0x55fbb4538270), a)
^  Call: (187) [user] is_delimiter(a)
   Call: (188) [system] char_type(a, space)
   Fail: (188) [system] char_type(a, space)
   Call: (188) [system] arg(_1902112, v('(', ')', end_of_file), a)
   Fail: (188) [system] arg(_1903044, v('(', ')', end_of_file), a)
^  Fail: (187) [user] is_delimiter(a)
   Call: (187) [system] ')'==a
   Fail: (187) [system] ')'==a
   Call: (187) [system] get_char((0x55fbb4538270), a)
   Exit: (187) [system] get_char((0x55fbb4538270), a)
   Call: (187) [system] a=(\)
   Fail: (187) [system] a=(\)
^  Call: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), _1910394)
   Call: (188) [system] peek_char((0x55fbb4538270), _1911328)
   Exit: (188) [system] peek_char((0x55fbb4538270), t)
^  Call: (188) [user] is_delimiter(t)
   Call: (189) [system] char_type(t, space)
   Fail: (189) [system] char_type(t, space)
   Call: (189) [system] arg(_1916048, v('(', ')', end_of_file), t)
   Fail: (189) [system] arg(_1916980, v('(', ')', end_of_file), t)
^  Fail: (188) [user] is_delimiter(t)
   Call: (188) [system] ')'==t
   Fail: (188) [system] ')'==t
   Call: (188) [system] get_char((0x55fbb4538270), t)
   Exit: (188) [system] get_char((0x55fbb4538270), t)
   Call: (188) [system] t=(\)
   Fail: (188) [system] t=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _1924330)
   Call: (189) [system] peek_char((0x55fbb4538270), _1925264)
   Exit: (189) [system] peek_char((0x55fbb4538270), ')')
^  Call: (189) [user] is_delimiter(')')
   Call: (190) [system] char_type(')', space)
   Fail: (190) [system] char_type(')', space)
   Call: (190) [system] arg(_1929984, v('(', ')', end_of_file), ')')
   Exit: (190) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (189) [user] is_delimiter(')')
   Call: (189) [system] _1924330=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (188) [system] _1910394=[t]
   Exit: (188) [system] [t]=[t]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), [t])
   Call: (187) [system] _1896458=[a, t]
   Exit: (187) [system] [a, t]=[a, t]
^  Exit: (186) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t])
^  Call: (186) [user] classify_and_convert_charseq(['N', a, t], _1860948)
^  Call: (187) [user] classify_and_convert_charseq_(['N', a, t], _1942008)
^  Call: (189) [system] setup_call_cleanup('$notrace'(_1942960, _1942962), once(user:catch(read_from_chars(['N', a, t], _1942008), _1942942, fail)), '$restore_trace'(_1942960, _1942962))
^  Call: (190) [system] sig_atomic(system:'$notrace'(_1942960, _1942962))
^  Exit: (189) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['N', a, t], _1942008), _1942942, fail)), system:'$restore_trace'(3, -1))
   Call: (188) [system] atomic(_1942008)
   Fail: (188) [system] atomic(_1942008)
   Call: (188) [system] atom_chars(_1942008, ['N', a, t])
   Exit: (188) [system] atom_chars('Nat', ['N', a, t])
^  Exit: (187) [user] classify_and_convert_charseq_(['N', a, t], 'Nat')
   Call: (187) [system] integer('Nat')
   Fail: (187) [system] integer('Nat')
   Call: (187) [system] _1860948='Nat'
   Exit: (187) [system] 'Nat'='Nat'
^  Exit: (186) [user] classify_and_convert_charseq(['N', a, t], 'Nat')
^  Exit: (185) [user] read_symbolic(')', (0x55fbb4538270), 'N', 'Nat')
^  Exit: (184) [user] cont_sexpr(')', (0x55fbb4538270), 'Nat')
^  Call: (184) [user] read_list(')', (0x55fbb4538270), _1956958)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1958816)
   Exit: (186) [system] peek_char((0x55fbb4538270), ')')
   Call: (186) [system] ')'=(;)
   Fail: (186) [system] ')'=(;)
   Call: (186) [system] ')'=(/)
   Fail: (186) [system] ')'=(/)
^  Call: (186) [user] is_like_space(')')
   Call: (187) [system] char_type(')', 'white')
   Fail: (187) [system] char_type(')', 'white')
   Call: (187) [system] char_type(')', end_of_line)
   Fail: (187) [system] char_type(')', end_of_line)
   Call: (187) [system] char_type(')', space)
   Fail: (187) [system] char_type(')', space)
   Call: (187) [system] char_type(')', cntrl)
   Fail: (187) [system] char_type(')', cntrl)
^  Fail: (186) [user] is_like_space(')')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1974826)
   Exit: (185) [system] peek_char((0x55fbb4538270), ')')
   Call: (185) [system] ')'=')'
   Exit: (185) [system] ')'=')'
   Call: (185) [system] get_char((0x55fbb4538270), _1978616)
   Exit: (185) [system] get_char((0x55fbb4538270), ')')
   Call: (185) [system] _1956958=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_list(')', (0x55fbb4538270), [])
   Call: (184) [system] _1824288=['Nat']
   Exit: (184) [system] ['Nat']=['Nat']
^  Exit: (183) [user] read_list(')', (0x55fbb4538270), ['Nat'])
   Call: (183) [system] _1726950=['Z', 'Nat']
   Exit: (183) [system] ['Z', 'Nat']=['Z', 'Nat']
^  Exit: (182) [user] read_list(')', (0x55fbb4538270), ['Z', 'Nat'])
   Call: (182) [system] _1589648=[:, 'Z', 'Nat']
   Exit: (182) [system] [:, 'Z', 'Nat']=[:, 'Z', 'Nat']
^  Exit: (181) [user] read_list(')', (0x55fbb4538270), [:, 'Z', 'Nat'])
^  Exit: (180) [user] cont_sexpr(')', (0x55fbb4538270), [:, 'Z', 'Nat'])
^  Exit: (179) [user] read_sexpr((0x55fbb4538270), [:, 'Z', 'Nat'])
^  Call: (179) [user] assertz(metta_file_comment(15, 0, 337, [:, 'Z', 'Nat'], '$stream_position'(337, 15, 0, 337)))
^  Exit: (179) [user] assertz(metta_file_comment(15, 0, 337, [:, 'Z', 'Nat'], '$stream_position'(337, 15, 0, 337)))
^  Exit: (177) [system] once(user:(read_position((0x55fbb4538270), 15, 0, 337, '$stream_position'(337, 15, 0, 337)), read_sexpr((0x55fbb4538270), [:, 'Z', 'Nat']), assertz(metta_file_comment(15, 0, 337, [:, 'Z', 'Nat'], '$stream_position'(337, 15, 0, 337)))))
   Call: (177) [system] fail
^  Call: (177) [user] retract(metta_file_comment(_1997134, _1997136, _1997138, _1997140, _1997142))
^  Exit: (177) [user] retract(metta_file_comment(35, 0, 1060, '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), '$stream_position'(1060, 35, 0, 1060)))
^  Call: (177) [user] trly(untyped_to_metta, '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), _400416)
^  Call: (178) [user] once(call(untyped_to_metta, '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), _1999974))
^  Call: (179) [user] call(untyped_to_metta, '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), _1999974)
^  Call: (180) [user] untyped_to_metta('$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), _1999974)
^  Call: (181) [user] must_det_ll(trly(mfix_vars1, '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), _2002790))
^  Call: (182) [user] once(user:trly(mfix_vars1, '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), _2002790))
^  Call: (183) [user] trly(mfix_vars1, '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), _2002790)
^  Call: (184) [user] once(call(mfix_vars1, '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), _2005590))
^  Call: (185) [user] call(mfix_vars1, '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), _2005590)
^  Call: (186) [user] mfix_vars1('$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), _2005590)
   Call: (187) [system] var('$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0))
   Call: (187) [system] atom('$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0))
   Call: (187) [system] '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0)==true
   Call: (187) [system] '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0)==false
   Call: (187) [system] '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0)==[_2012110, _2012116]
   Call: (187) [system] is_list('$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0))
   Call: (187) [system] string('$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0))
   Call: (187) [system] compound('$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0))
   Exit: (187) [system] compound('$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0))
   Call: (187) [system] compound_name_arguments('$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), _2016744, _2016746)
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), '$COMMENT', [";;\t\t to non-deterministically pick up", 35, 0])
   Call: (187) [system] '$COMMENT'\=='$VAR'
   Exit: (187) [system] '$COMMENT'\=='$VAR'
^  Call: (187) [user] apply:maplist(mfix_vars1, [";;\t\t to non-deterministically pick up", 35, 0], _2020486)
   Call: (188) [apply] apply:maplist_([";;\t\t to non-deterministically pick up", 35, 0], _2020486, user:mfix_vars1)
^  Call: (189) [user] mfix_vars1(";;\t\t to non-deterministically pick up", _2022366)
   Call: (190) [system] var(";;\t\t to non-deterministically pick up")
   Call: (190) [system] atom(";;\t\t to non-deterministically pick up")
   Call: (190) [system] ";;\t\t to non-deterministically pick up"==true
   Call: (190) [system] ";;\t\t to non-deterministically pick up"==false
   Call: (190) [system] ";;\t\t to non-deterministically pick up"==[_2027008, _2027014]
   Call: (190) [system] is_list(";;\t\t to non-deterministically pick up")
   Call: (190) [system] string(";;\t\t to non-deterministically pick up")
   Exit: (190) [system] string(";;\t\t to non-deterministically pick up")
^  Call: (190) [user] string_to_syms
   Call: (191) [system] fail
   Call: (190) [system] compound(";;\t\t to non-deterministically pick up")
^  Call: (190) [user] symbol(";;\t\t to non-deterministically pick up")
   Call: (191) [system] atom(";;\t\t to non-deterministically pick up")
   Fail: (191) [system] atom(";;\t\t to non-deterministically pick up")
^  Fail: (190) [user] symbol(";;\t\t to non-deterministically pick up")
   Call: (190) [system] ";;\t\t to non-deterministically pick up"=_2022366
   Exit: (190) [system] ";;\t\t to non-deterministically pick up"=";;\t\t to non-deterministically pick up"
^  Exit: (189) [user] mfix_vars1(";;\t\t to non-deterministically pick up", ";;\t\t to non-deterministically pick up")
   Call: (189) [apply] apply:maplist_([35, 0], _2022368, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1(35, _2040888)
   Call: (191) [system] var(35)
   Call: (191) [system] atom(35)
   Call: (191) [system] 35==true
   Call: (191) [system] 35==false
   Call: (191) [system] 35==[_2045530, _2045536]
   Call: (191) [system] is_list(35)
   Call: (191) [system] string(35)
   Call: (191) [system] compound(35)
^  Call: (191) [user] symbol(35)
   Call: (192) [system] atom(35)
   Fail: (192) [system] atom(35)
^  Fail: (191) [user] symbol(35)
   Call: (191) [system] 35=_2040888
   Exit: (191) [system] 35=35
^  Exit: (190) [user] mfix_vars1(35, 35)
   Call: (190) [apply] apply:maplist_([0], _2040890, user:mfix_vars1)
^  Call: (191) [user] mfix_vars1(0, _2056654)
   Call: (192) [system] var(0)
   Call: (192) [system] atom(0)
   Call: (192) [system] 0==true
   Call: (192) [system] 0==false
   Call: (192) [system] 0==[_2061296, _2061302]
   Call: (192) [system] is_list(0)
   Call: (192) [system] string(0)
   Call: (192) [system] compound(0)
^  Call: (192) [user] symbol(0)
   Call: (193) [system] atom(0)
   Fail: (193) [system] atom(0)
^  Fail: (192) [user] symbol(0)
   Call: (192) [system] 0=_2056654
   Exit: (192) [system] 0=0
^  Exit: (191) [user] mfix_vars1(0, 0)
   Call: (191) [apply] apply:maplist_([], _2056656, user:mfix_vars1)
   Exit: (191) [apply] apply:maplist_([], [], user:mfix_vars1)
   Exit: (190) [apply] apply:maplist_([0], [0], user:mfix_vars1)
   Exit: (189) [apply] apply:maplist_([35, 0], [35, 0], user:mfix_vars1)
   Exit: (188) [apply] apply:maplist_([";;\t\t to non-deterministically pick up", 35, 0], [";;\t\t to non-deterministically pick up", 35, 0], user:mfix_vars1)
^  Exit: (187) [apply] apply:maplist(user:mfix_vars1, [";;\t\t to non-deterministically pick up", 35, 0], [";;\t\t to non-deterministically pick up", 35, 0])
   Call: (187) [system] compound_name_arguments(_2005590, '$COMMENT', [";;\t\t to non-deterministically pick up", 35, 0])
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), '$COMMENT', [";;\t\t to non-deterministically pick up", 35, 0])
^  Exit: (186) [user] mfix_vars1('$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0))
^  Exit: (185) [system] call(user:mfix_vars1, '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0))
^  Exit: (184) [system] once(user:call(mfix_vars1, '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0)))
   Call: (184) [system] '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0)\=@='$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0)
^  Exit: (183) [user] trly(mfix_vars1, '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0))
^  Exit: (182) [system] once(user:trly(mfix_vars1, '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(mfix_vars1, '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_c, '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), _2085472))
^  Call: (182) [user] once(user:trly(cons_to_c, '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), _2085472))
^  Call: (183) [user] trly(cons_to_c, '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), _2085472)
^  Call: (184) [user] once(call(cons_to_c, '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), _2088272))
^  Call: (185) [user] call(cons_to_c, '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), _2088272)
^  Call: (186) [user] cons_to_c('$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), _2088272)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_c('$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0))
^  Exit: (185) [system] call(user:cons_to_c, '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0))
^  Exit: (184) [system] once(user:call(cons_to_c, '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0)))
   Call: (184) [system] '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0)\=@='$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0)
^  Exit: (183) [user] trly(cons_to_c, '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0))
^  Exit: (182) [system] once(user:trly(cons_to_c, '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_c, '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_l, '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), _3326))
^  Call: (182) [user] once(user:trly(cons_to_l, '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), _3326))
^  Call: (183) [user] trly(cons_to_l, '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), _3326)
^  Call: (184) [user] once(call(cons_to_l, '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), _8766))
^  Call: (185) [user] call(cons_to_l, '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), _8766)
^  Call: (186) [user] cons_to_l('$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), _8766)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_l('$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0))
^  Exit: (185) [system] call(user:cons_to_l, '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0))
^  Exit: (184) [system] once(user:call(cons_to_l, '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0)))
   Call: (184) [system] '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0)\=@='$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0)
^  Exit: (183) [user] trly(cons_to_l, '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0))
^  Exit: (182) [system] once(user:trly(cons_to_l, '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_l, '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0)))
^  Exit: (180) [user] untyped_to_metta('$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0))
^  Exit: (179) [system] call(user:untyped_to_metta, '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0))
^  Exit: (178) [system] once(user:call(untyped_to_metta, '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0)))
   Call: (178) [system] '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0)\=@='$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0)
^  Exit: (177) [user] trly(untyped_to_metta, '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0))
^  Exit: (176) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0))
   Call: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0))))
   Exit: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0))))
^  Exit: (175) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0))
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0))
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0))
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0))))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0))))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0))
^  Exit: (171) [user] read_sform((0x55fbb4538270), '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0))
^  Exit: (170) [system] once(user:read_sform((0x55fbb4538270), '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0)))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55fbb4538270), '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0)))
   Call: (169) [system] '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0)==end_of_file
   Fail: (169) [system] '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0)==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1727480696.9125626), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480696.9125626), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0)), 14]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), nthesize_long_1727480696_9164743, 14)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1727480696.9125626), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480696.9125626), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0)), 14]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1727480697.163383)
   Call: (173) [system] arg(1, t(1727480696.9125626), _3148)
   Exit: (173) [system] arg(1, t(1727480696.9125626), 1727480696.9125626)
   Call: (173) [system] _3158 is 1727480697.163383-1727480696.9125626
   Exit: (173) [system] 0.2508203983306885 is 1727480697.163383-1727480696.9125626
   Call: (173) [system] 0.2508203983306885>4
   Fail: (173) [system] 0.2508203983306885>4
^  Exit: (171) [user] if_t((get_time(_3134), arg(1, t(1727480696.9125626), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480696.9125626), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0)), 14]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 1)
   Call: (175) [system] atom(1+1)
   Call: (175) [system] set_flag(translated_forms, 2)
   Exit: (175) [system] set_flag(translated_forms, 2)
   Exit: (174) [$syspreds] update_flag(translated_forms, 1, 1+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 1, 1+1))
   Exit: (171) [$syspreds] flag(translated_forms, 1, 1+1)
^  Call: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), nthesize_long_1727480696_9164743, 14)
^  Call: (172) [user] format((0x55fbb44dfd70), "/* ~w */~n", [";;\t\t to non-deterministically pick up"])
^  Exit: (172) [user] format((0x55fbb44dfd70), "/* ~w */~n", [";;\t\t to non-deterministically pick up"])
^  Exit: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), nthesize_long_1727480696_9164743, 14)
^  Exit: (169) [system] once(user:(if_t((get_time(_3134), arg(1, t(1727480696.9125626), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480696.9125626), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0)), 14]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 1, 1+1), write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), nthesize_long_1727480696_9164743, 14)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55fbb4538270))
   Fail: (169) [system] at_end_of_stream((0x55fbb4538270))
^  Call: (169) [user] must_det_ll(line_count((0x55fbb4538270), _3074))
^  Call: (170) [user] once(user:line_count((0x55fbb4538270), _3074))
   Call: (171) [system] line_count((0x55fbb4538270), _3074)
   Exit: (171) [system] line_count((0x55fbb4538270), 15)
^  Exit: (170) [system] once(user:line_count((0x55fbb4538270), 15))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55fbb4538270), 15))
^  Call: (169) [user] must_det_ll(read_sform((0x55fbb4538270), _3084))
^  Call: (170) [user] once(user:read_sform((0x55fbb4538270), _3084))
^  Call: (171) [user] read_sform((0x55fbb4538270), _3084)
   Call: (172) [system] string((0x55fbb4538270))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (173) [system] string((0x55fbb4538270))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (174) [system] at_end_of_stream((0x55fbb4538270))
   Call: (174) [system] peek_char((0x55fbb4538270), _83550)
   Exit: (174) [system] peek_char((0x55fbb4538270), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55fbb4538270), '\n')
   Exit: (174) [system] get_char((0x55fbb4538270), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), _3084)
   Call: (175) [system] at_end_of_stream((0x55fbb4538270))
   Call: (175) [system] peek_char((0x55fbb4538270), _90972)
   Exit: (175) [system] peek_char((0x55fbb4538270), '(')
   Call: (175) [system] char_type('(', space)
^  Call: (175) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (176) [system] string((0x55fbb4538270))
^  Exit: (175) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (175) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (176) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (177) [system] at_end_of_stream((0x55fbb4538270))
   Call: (177) [system] peek_char((0x55fbb4538270), _99310)
   Exit: (177) [system] peek_char((0x55fbb4538270), '(')
   Call: (177) [system] char_type('(', space)
   Call: (177) [system] _102096=(0x55fbb4538270)
   Exit: (177) [system] (0x55fbb4538270)=(0x55fbb4538270)
^  Call: (177) [user] once((read_position((0x55fbb4538270), _103964, _103966, _103968, _103970), read_sexpr((0x55fbb4538270), _103982), assertz(metta_file_comment(_103964, _103966, _103968, _103982, _103970))))
^  Call: (179) [user] read_position((0x55fbb4538270), _103964, _103966, _103968, _103970)
   Call: (180) [system] stream_property((0x55fbb4538270), position(_103970))
   Call: (181) [system] nonvar((0x55fbb4538270))
   Exit: (181) [system] nonvar((0x55fbb4538270))
   Call: (181) [system] nonvar(position(_103970))
   Exit: (181) [system] nonvar(position(_103970))
   Exit: (180) [system] stream_property((0x55fbb4538270), position('$stream_position'(347, 16, 0, 347)))
   Call: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(347, 16, 0, 347), _103964)
   Call: (181) [system] nonvar(line_count)
   Exit: (181) [system] nonvar(line_count)
   Call: (181) [$syspreds] stream_position_field(line_count, _114222)
   Exit: (181) [$syspreds] stream_position_field(line_count, 2)
   Call: (181) [system] arg(2, '$stream_position'(347, 16, 0, 347), _103964)
   Exit: (181) [system] arg(2, '$stream_position'(347, 16, 0, 347), 16)
   Exit: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(347, 16, 0, 347), 16)
   Call: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(347, 16, 0, 347), _103966)
   Call: (181) [system] nonvar(line_position)
   Exit: (181) [system] nonvar(line_position)
   Call: (181) [$syspreds] stream_position_field(line_position, _121656)
   Exit: (181) [$syspreds] stream_position_field(line_position, 3)
   Call: (181) [system] arg(3, '$stream_position'(347, 16, 0, 347), _103966)
   Exit: (181) [system] arg(3, '$stream_position'(347, 16, 0, 347), 0)
   Exit: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(347, 16, 0, 347), 0)
   Call: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(347, 16, 0, 347), _103968)
   Call: (181) [system] nonvar(char_count)
   Exit: (181) [system] nonvar(char_count)
   Call: (181) [$syspreds] stream_position_field(char_count, _129090)
   Exit: (181) [$syspreds] stream_position_field(char_count, 1)
   Call: (181) [system] arg(1, '$stream_position'(347, 16, 0, 347), _103968)
   Exit: (181) [system] arg(1, '$stream_position'(347, 16, 0, 347), 347)
   Exit: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(347, 16, 0, 347), 347)
^  Exit: (179) [user] read_position((0x55fbb4538270), 16, 0, 347, '$stream_position'(347, 16, 0, 347))
^  Call: (179) [user] read_sexpr((0x55fbb4538270), _103982)
   Call: (180) [system] string((0x55fbb4538270))
   Fail: (180) [system] string((0x55fbb4538270))
^  Call: (180) [user] cont_sexpr(')', (0x55fbb4538270), _103982)
^  Call: (181) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] peek_char((0x55fbb4538270), _139316)
   Exit: (182) [system] peek_char((0x55fbb4538270), '(')
   Call: (182) [system] '('=(;)
   Fail: (182) [system] '('=(;)
   Call: (182) [system] '('=(/)
   Fail: (182) [system] '('=(/)
^  Call: (182) [user] is_like_space('(')
   Call: (183) [system] char_type('(', 'white')
   Fail: (183) [system] char_type('(', 'white')
   Call: (183) [system] char_type('(', end_of_line)
   Fail: (183) [system] char_type('(', end_of_line)
   Call: (183) [system] char_type('(', space)
   Fail: (183) [system] char_type('(', space)
   Call: (183) [system] char_type('(', cntrl)
   Fail: (183) [system] char_type('(', cntrl)
^  Fail: (182) [user] is_like_space('(')
^  Exit: (181) [user] skip_spaces((0x55fbb4538270))
   Call: (181) [system] get_char((0x55fbb4538270), _155326)
   Exit: (181) [system] get_char((0x55fbb4538270), '(')
   Call: (181) [system] '('='('
   Exit: (181) [system] '('='('
^  Call: (181) [user] read_list(')', (0x55fbb4538270), _103982)
^  Call: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _160896)
   Exit: (183) [system] peek_char((0x55fbb4538270), :)
   Call: (183) [system] (:)=(;)
   Fail: (183) [system] (:)=(;)
   Call: (183) [system] (:)=(/)
   Fail: (183) [system] (:)=(/)
^  Call: (183) [user] is_like_space(:)
   Call: (184) [system] char_type(:, 'white')
   Fail: (184) [system] char_type(:, 'white')
   Call: (184) [system] char_type(:, end_of_line)
   Fail: (184) [system] char_type(:, end_of_line)
   Call: (184) [system] char_type(:, space)
   Fail: (184) [system] char_type(:, space)
   Call: (184) [system] char_type(:, cntrl)
   Fail: (184) [system] char_type(:, cntrl)
^  Fail: (183) [user] is_like_space(:)
^  Exit: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] peek_char((0x55fbb4538270), _176906)
   Exit: (182) [system] peek_char((0x55fbb4538270), :)
   Call: (182) [system] (:)=')'
   Fail: (182) [system] (:)=')'
   Call: (182) [system] (:)=end_of_file
   Fail: (182) [system] (:)=end_of_file
^  Call: (182) [user] cont_sexpr(')', (0x55fbb4538270), _182476)
^  Call: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _184334)
   Exit: (184) [system] peek_char((0x55fbb4538270), :)
   Call: (184) [system] (:)=(;)
   Fail: (184) [system] (:)=(;)
   Call: (184) [system] (:)=(/)
   Fail: (184) [system] (:)=(/)
^  Call: (184) [user] is_like_space(:)
   Call: (185) [system] char_type(:, 'white')
   Fail: (185) [system] char_type(:, 'white')
   Call: (185) [system] char_type(:, end_of_line)
   Fail: (185) [system] char_type(:, end_of_line)
   Call: (185) [system] char_type(:, space)
   Fail: (185) [system] char_type(:, space)
   Call: (185) [system] char_type(:, cntrl)
   Fail: (185) [system] char_type(:, cntrl)
^  Fail: (184) [user] is_like_space(:)
^  Exit: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] get_char((0x55fbb4538270), _200344)
   Exit: (183) [system] get_char((0x55fbb4538270), :)
   Call: (183) [system] (:)='('
   Fail: (183) [system] (:)='('
   Call: (183) [system] (:)='['
   Fail: (183) [system] (:)='['
   Call: (183) [system] (:)='{'
   Fail: (183) [system] (:)='{'
   Call: (183) [system] (:)='"'
   Fail: (183) [system] (:)='"'
   Call: (183) [system] (:)=!
   Fail: (183) [system] (:)=!
   Call: (183) [system] (:)='\''
   Fail: (183) [system] (:)='\''
   Call: (183) [system] (:)='`'
   Fail: (183) [system] (:)='`'
   Call: (183) [system] (:)=end_of_file
   Fail: (183) [system] (:)=end_of_file
^  Call: (183) [user] read_symbolic(')', (0x55fbb4538270), :, _182476)
^  Call: (184) [user] read_symbolic_cont(')', (0x55fbb4538270), _217986)
   Call: (185) [system] peek_char((0x55fbb4538270), _218920)
   Exit: (185) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (185) [user] is_delimiter(' ')
   Call: (186) [system] char_type(' ', space)
   Exit: (186) [system] char_type(' ', space)
^  Exit: (185) [user] is_delimiter(' ')
   Call: (185) [system] _217986=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (184) [user] classify_and_convert_charseq([:], _182476)
^  Call: (185) [user] classify_and_convert_charseq_([:], _228204)
^  Call: (187) [system] setup_call_cleanup('$notrace'(_229156, _229158), once(user:catch(read_from_chars([:], _228204), _229138, fail)), '$restore_trace'(_229156, _229158))
^  Call: (188) [system] sig_atomic(system:'$notrace'(_229156, _229158))
^  Exit: (187) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _229138, fail)), system:'$restore_trace'(3, -1))
   Call: (186) [system] atomic(:)
   Exit: (186) [system] atomic(:)
^  Exit: (185) [user] classify_and_convert_charseq_([:], :)
   Call: (185) [system] integer(:)
   Fail: (185) [system] integer(:)
   Call: (185) [system] _182476=(:)
   Exit: (185) [system] (:)=(:)
^  Exit: (184) [user] classify_and_convert_charseq([:], :)
^  Exit: (183) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (182) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (182) [user] read_list(')', (0x55fbb4538270), _241284)
^  Call: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _243142)
   Exit: (184) [system] peek_char((0x55fbb4538270), ' ')
   Call: (184) [system] ' '=(;)
   Fail: (184) [system] ' '=(;)
   Call: (184) [system] ' '=(/)
   Fail: (184) [system] ' '=(/)
^  Call: (184) [user] is_like_space(' ')
   Call: (185) [system] char_type(' ', 'white')
   Exit: (185) [system] char_type(' ', 'white')
^  Exit: (184) [user] is_like_space(' ')
   Call: (184) [system] get_char((0x55fbb4538270), _252736)
   Exit: (184) [system] get_char((0x55fbb4538270), ' ')
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _255440)
   Exit: (185) [system] peek_char((0x55fbb4538270), 'S')
   Call: (185) [system] 'S'=(;)
   Fail: (185) [system] 'S'=(;)
   Call: (185) [system] 'S'=(/)
   Fail: (185) [system] 'S'=(/)
^  Call: (185) [user] is_like_space('S')
   Call: (186) [system] char_type('S', 'white')
   Fail: (186) [system] char_type('S', 'white')
   Call: (186) [system] char_type('S', end_of_line)
   Fail: (186) [system] char_type('S', end_of_line)
   Call: (186) [system] char_type('S', space)
   Fail: (186) [system] char_type('S', space)
   Call: (186) [system] char_type('S', cntrl)
   Fail: (186) [system] char_type('S', cntrl)
^  Fail: (185) [user] is_like_space('S')
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
^  Exit: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _272374)
   Exit: (183) [system] peek_char((0x55fbb4538270), 'S')
   Call: (183) [system] 'S'=')'
   Fail: (183) [system] 'S'=')'
   Call: (183) [system] 'S'=end_of_file
   Fail: (183) [system] 'S'=end_of_file
^  Call: (183) [user] cont_sexpr(')', (0x55fbb4538270), _277944)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _279802)
   Exit: (185) [system] peek_char((0x55fbb4538270), 'S')
   Call: (185) [system] 'S'=(;)
   Fail: (185) [system] 'S'=(;)
   Call: (185) [system] 'S'=(/)
   Fail: (185) [system] 'S'=(/)
^  Call: (185) [user] is_like_space('S')
   Call: (186) [system] char_type('S', 'white')
   Fail: (186) [system] char_type('S', 'white')
   Call: (186) [system] char_type('S', end_of_line)
   Fail: (186) [system] char_type('S', end_of_line)
   Call: (186) [system] char_type('S', space)
   Fail: (186) [system] char_type('S', space)
   Call: (186) [system] char_type('S', cntrl)
   Fail: (186) [system] char_type('S', cntrl)
^  Fail: (185) [user] is_like_space('S')
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] get_char((0x55fbb4538270), _295812)
   Exit: (184) [system] get_char((0x55fbb4538270), 'S')
   Call: (184) [system] 'S'='('
   Fail: (184) [system] 'S'='('
   Call: (184) [system] 'S'='['
   Fail: (184) [system] 'S'='['
   Call: (184) [system] 'S'='{'
   Fail: (184) [system] 'S'='{'
   Call: (184) [system] 'S'='"'
   Fail: (184) [system] 'S'='"'
   Call: (184) [system] 'S'=!
   Fail: (184) [system] 'S'=!
   Call: (184) [system] 'S'='\''
   Fail: (184) [system] 'S'='\''
   Call: (184) [system] 'S'='`'
   Fail: (184) [system] 'S'='`'
   Call: (184) [system] 'S'=end_of_file
   Fail: (184) [system] 'S'=end_of_file
^  Call: (184) [user] read_symbolic(')', (0x55fbb4538270), 'S', _277944)
^  Call: (185) [user] read_symbolic_cont(')', (0x55fbb4538270), _313454)
   Call: (186) [system] peek_char((0x55fbb4538270), _314388)
   Exit: (186) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (186) [user] is_delimiter(' ')
   Call: (187) [system] char_type(' ', space)
   Exit: (187) [system] char_type(' ', space)
^  Exit: (186) [user] is_delimiter(' ')
   Call: (186) [system] _313454=[]
   Exit: (186) [system] []=[]
^  Exit: (185) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (185) [user] classify_and_convert_charseq(['S'], _277944)
^  Call: (186) [user] classify_and_convert_charseq_(['S'], _323672)
^  Call: (188) [system] setup_call_cleanup('$notrace'(_324624, _324626), once(user:catch(read_from_chars(['S'], _323672), _324606, fail)), '$restore_trace'(_324624, _324626))
^  Call: (189) [system] sig_atomic(system:'$notrace'(_324624, _324626))
^  Exit: (188) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['S'], _323672), _324606, fail)), system:'$restore_trace'(3, -1))
   Call: (187) [system] atomic(_323672)
   Fail: (187) [system] atomic(_323672)
   Call: (187) [system] atom_chars(_323672, ['S'])
   Exit: (187) [system] atom_chars('S', ['S'])
^  Exit: (186) [user] classify_and_convert_charseq_(['S'], 'S')
   Call: (186) [system] integer('S')
   Fail: (186) [system] integer('S')
   Call: (186) [system] _277944='S'
   Exit: (186) [system] 'S'='S'
^  Exit: (185) [user] classify_and_convert_charseq(['S'], 'S')
^  Exit: (184) [user] read_symbolic(')', (0x55fbb4538270), 'S', 'S')
^  Exit: (183) [user] cont_sexpr(')', (0x55fbb4538270), 'S')
^  Call: (183) [user] read_list(')', (0x55fbb4538270), _338622)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _340480)
   Exit: (185) [system] peek_char((0x55fbb4538270), ' ')
   Call: (185) [system] ' '=(;)
   Fail: (185) [system] ' '=(;)
   Call: (185) [system] ' '=(/)
   Fail: (185) [system] ' '=(/)
^  Call: (185) [user] is_like_space(' ')
   Call: (186) [system] char_type(' ', 'white')
   Exit: (186) [system] char_type(' ', 'white')
^  Exit: (185) [user] is_like_space(' ')
   Call: (185) [system] get_char((0x55fbb4538270), _350074)
   Exit: (185) [system] get_char((0x55fbb4538270), ' ')
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _352778)
   Exit: (186) [system] peek_char((0x55fbb4538270), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
   Call: (186) [system] '('=(/)
   Fail: (186) [system] '('=(/)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _369712)
   Exit: (184) [system] peek_char((0x55fbb4538270), '(')
   Call: (184) [system] '('=')'
   Fail: (184) [system] '('=')'
   Call: (184) [system] '('=end_of_file
   Fail: (184) [system] '('=end_of_file
^  Call: (184) [user] cont_sexpr(')', (0x55fbb4538270), _375282)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _377140)
   Exit: (186) [system] peek_char((0x55fbb4538270), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
   Call: (186) [system] '('=(/)
   Fail: (186) [system] '('=(/)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] get_char((0x55fbb4538270), _393150)
   Exit: (185) [system] get_char((0x55fbb4538270), '(')
   Call: (185) [system] '('='('
   Exit: (185) [system] '('='('
^  Call: (185) [user] read_list(')', (0x55fbb4538270), _375282)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _398720)
   Exit: (187) [system] peek_char((0x55fbb4538270), -)
   Call: (187) [system] (-)=(;)
   Fail: (187) [system] (-)=(;)
   Call: (187) [system] (-)=(/)
   Fail: (187) [system] (-)=(/)
^  Call: (187) [user] is_like_space(-)
   Call: (188) [system] char_type(-, 'white')
   Fail: (188) [system] char_type(-, 'white')
   Call: (188) [system] char_type(-, end_of_line)
   Fail: (188) [system] char_type(-, end_of_line)
   Call: (188) [system] char_type(-, space)
   Fail: (188) [system] char_type(-, space)
   Call: (188) [system] char_type(-, cntrl)
   Fail: (188) [system] char_type(-, cntrl)
^  Fail: (187) [user] is_like_space(-)
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _414730)
   Exit: (186) [system] peek_char((0x55fbb4538270), -)
   Call: (186) [system] (-)=')'
   Fail: (186) [system] (-)=')'
   Call: (186) [system] (-)=end_of_file
   Fail: (186) [system] (-)=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55fbb4538270), _420300)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _422158)
   Exit: (188) [system] peek_char((0x55fbb4538270), -)
   Call: (188) [system] (-)=(;)
   Fail: (188) [system] (-)=(;)
   Call: (188) [system] (-)=(/)
   Fail: (188) [system] (-)=(/)
^  Call: (188) [user] is_like_space(-)
   Call: (189) [system] char_type(-, 'white')
   Fail: (189) [system] char_type(-, 'white')
   Call: (189) [system] char_type(-, end_of_line)
   Fail: (189) [system] char_type(-, end_of_line)
   Call: (189) [system] char_type(-, space)
   Fail: (189) [system] char_type(-, space)
   Call: (189) [system] char_type(-, cntrl)
   Fail: (189) [system] char_type(-, cntrl)
^  Fail: (188) [user] is_like_space(-)
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] get_char((0x55fbb4538270), _438168)
   Exit: (187) [system] get_char((0x55fbb4538270), -)
   Call: (187) [system] (-)='('
   Fail: (187) [system] (-)='('
   Call: (187) [system] (-)='['
   Fail: (187) [system] (-)='['
   Call: (187) [system] (-)='{'
   Fail: (187) [system] (-)='{'
   Call: (187) [system] (-)='"'
   Fail: (187) [system] (-)='"'
   Call: (187) [system] (-)=!
   Fail: (187) [system] (-)=!
   Call: (187) [system] (-)='\''
   Fail: (187) [system] (-)='\''
   Call: (187) [system] (-)='`'
   Fail: (187) [system] (-)='`'
   Call: (187) [system] (-)=end_of_file
   Fail: (187) [system] (-)=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55fbb4538270), -, _420300)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _455810)
   Call: (189) [system] peek_char((0x55fbb4538270), _456744)
   Exit: (189) [system] peek_char((0x55fbb4538270), >)
^  Call: (189) [user] is_delimiter(>)
   Call: (190) [system] char_type(>, space)
   Fail: (190) [system] char_type(>, space)
   Call: (190) [system] arg(_461464, v('(', ')', end_of_file), >)
   Fail: (190) [system] arg(_462396, v('(', ')', end_of_file), >)
^  Fail: (189) [user] is_delimiter(>)
   Call: (189) [system] ')'==(>)
   Fail: (189) [system] ')'==(>)
   Call: (189) [system] get_char((0x55fbb4538270), >)
   Exit: (189) [system] get_char((0x55fbb4538270), >)
   Call: (189) [system] (>)=(\)
   Fail: (189) [system] (>)=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), _469746)
   Call: (190) [system] peek_char((0x55fbb4538270), _470680)
   Exit: (190) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (190) [user] is_delimiter(' ')
   Call: (191) [system] char_type(' ', space)
   Exit: (191) [system] char_type(' ', space)
^  Exit: (190) [user] is_delimiter(' ')
   Call: (190) [system] _469746=[]
   Exit: (190) [system] []=[]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (189) [system] _455810=[>]
   Exit: (189) [system] [>]=[>]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [>])
^  Call: (188) [user] classify_and_convert_charseq([-, >], _420300)
^  Call: (189) [user] classify_and_convert_charseq_([-, >], _482758)
^  Call: (191) [system] setup_call_cleanup('$notrace'(_483710, _483712), once(user:catch(read_from_chars([-, >], _482758), _483692, fail)), '$restore_trace'(_483710, _483712))
^  Call: (192) [system] sig_atomic(system:'$notrace'(_483710, _483712))
^  Exit: (191) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([-, >], ->), _483692, fail)), system:'$restore_trace'(3, -1))
   Call: (190) [system] atomic(->)
   Exit: (190) [system] atomic(->)
^  Exit: (189) [user] classify_and_convert_charseq_([-, >], ->)
   Call: (189) [system] integer(->)
   Fail: (189) [system] integer(->)
   Call: (189) [system] _420300=(->)
   Exit: (189) [system] (->)=(->)
^  Exit: (188) [user] classify_and_convert_charseq([-, >], ->)
^  Exit: (187) [user] read_symbolic(')', (0x55fbb4538270), -, ->)
^  Exit: (186) [user] cont_sexpr(')', (0x55fbb4538270), ->)
^  Call: (186) [user] read_list(')', (0x55fbb4538270), _495838)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _497696)
   Exit: (188) [system] peek_char((0x55fbb4538270), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
   Call: (188) [system] ' '=(/)
   Fail: (188) [system] ' '=(/)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55fbb4538270), _507290)
   Exit: (188) [system] get_char((0x55fbb4538270), ' ')
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _509994)
   Exit: (189) [system] peek_char((0x55fbb4538270), 'N')
   Call: (189) [system] 'N'=(;)
   Fail: (189) [system] 'N'=(;)
   Call: (189) [system] 'N'=(/)
   Fail: (189) [system] 'N'=(/)
^  Call: (189) [user] is_like_space('N')
   Call: (190) [system] char_type('N', 'white')
   Fail: (190) [system] char_type('N', 'white')
   Call: (190) [system] char_type('N', end_of_line)
   Fail: (190) [system] char_type('N', end_of_line)
   Call: (190) [system] char_type('N', space)
   Fail: (190) [system] char_type('N', space)
   Call: (190) [system] char_type('N', cntrl)
   Fail: (190) [system] char_type('N', cntrl)
^  Fail: (189) [user] is_like_space('N')
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _526928)
   Exit: (187) [system] peek_char((0x55fbb4538270), 'N')
   Call: (187) [system] 'N'=')'
   Fail: (187) [system] 'N'=')'
   Call: (187) [system] 'N'=end_of_file
   Fail: (187) [system] 'N'=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55fbb4538270), _532498)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _534356)
   Exit: (189) [system] peek_char((0x55fbb4538270), 'N')
   Call: (189) [system] 'N'=(;)
   Fail: (189) [system] 'N'=(;)
   Call: (189) [system] 'N'=(/)
   Fail: (189) [system] 'N'=(/)
^  Call: (189) [user] is_like_space('N')
   Call: (190) [system] char_type('N', 'white')
   Fail: (190) [system] char_type('N', 'white')
   Call: (190) [system] char_type('N', end_of_line)
   Fail: (190) [system] char_type('N', end_of_line)
   Call: (190) [system] char_type('N', space)
   Fail: (190) [system] char_type('N', space)
   Call: (190) [system] char_type('N', cntrl)
   Fail: (190) [system] char_type('N', cntrl)
^  Fail: (189) [user] is_like_space('N')
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] get_char((0x55fbb4538270), _550366)
   Exit: (188) [system] get_char((0x55fbb4538270), 'N')
   Call: (188) [system] 'N'='('
   Fail: (188) [system] 'N'='('
   Call: (188) [system] 'N'='['
   Fail: (188) [system] 'N'='['
   Call: (188) [system] 'N'='{'
   Fail: (188) [system] 'N'='{'
   Call: (188) [system] 'N'='"'
   Fail: (188) [system] 'N'='"'
   Call: (188) [system] 'N'=!
   Fail: (188) [system] 'N'=!
   Call: (188) [system] 'N'='\''
   Fail: (188) [system] 'N'='\''
   Call: (188) [system] 'N'='`'
   Fail: (188) [system] 'N'='`'
   Call: (188) [system] 'N'=end_of_file
   Fail: (188) [system] 'N'=end_of_file
^  Call: (188) [user] read_symbolic(')', (0x55fbb4538270), 'N', _532498)
^  Call: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), _568008)
   Call: (190) [system] peek_char((0x55fbb4538270), _568942)
   Exit: (190) [system] peek_char((0x55fbb4538270), a)
^  Call: (190) [user] is_delimiter(a)
   Call: (191) [system] char_type(a, space)
   Fail: (191) [system] char_type(a, space)
   Call: (191) [system] arg(_573662, v('(', ')', end_of_file), a)
   Fail: (191) [system] arg(_574594, v('(', ')', end_of_file), a)
^  Fail: (190) [user] is_delimiter(a)
   Call: (190) [system] ')'==a
   Fail: (190) [system] ')'==a
   Call: (190) [system] get_char((0x55fbb4538270), a)
   Exit: (190) [system] get_char((0x55fbb4538270), a)
   Call: (190) [system] a=(\)
   Fail: (190) [system] a=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _581944)
   Call: (191) [system] peek_char((0x55fbb4538270), _582878)
   Exit: (191) [system] peek_char((0x55fbb4538270), t)
^  Call: (191) [user] is_delimiter(t)
   Call: (192) [system] char_type(t, space)
   Fail: (192) [system] char_type(t, space)
   Call: (192) [system] arg(_587598, v('(', ')', end_of_file), t)
   Fail: (192) [system] arg(_588530, v('(', ')', end_of_file), t)
^  Fail: (191) [user] is_delimiter(t)
   Call: (191) [system] ')'==t
   Fail: (191) [system] ')'==t
   Call: (191) [system] get_char((0x55fbb4538270), t)
   Exit: (191) [system] get_char((0x55fbb4538270), t)
   Call: (191) [system] t=(\)
   Fail: (191) [system] t=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _595880)
   Call: (192) [system] peek_char((0x55fbb4538270), _596814)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (192) [user] is_delimiter(' ')
   Call: (193) [system] char_type(' ', space)
   Exit: (193) [system] char_type(' ', space)
^  Exit: (192) [user] is_delimiter(' ')
   Call: (192) [system] _595880=[]
   Exit: (192) [system] []=[]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (191) [system] _581944=[t]
   Exit: (191) [system] [t]=[t]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [t])
   Call: (190) [system] _568008=[a, t]
   Exit: (190) [system] [a, t]=[a, t]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t])
^  Call: (189) [user] classify_and_convert_charseq(['N', a, t], _532498)
^  Call: (190) [user] classify_and_convert_charseq_(['N', a, t], _611686)
^  Call: (192) [system] setup_call_cleanup('$notrace'(_612638, _612640), once(user:catch(read_from_chars(['N', a, t], _611686), _612620, fail)), '$restore_trace'(_612638, _612640))
^  Call: (193) [system] sig_atomic(system:'$notrace'(_612638, _612640))
^  Exit: (192) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['N', a, t], _611686), _612620, fail)), system:'$restore_trace'(3, -1))
   Call: (191) [system] atomic(_611686)
   Fail: (191) [system] atomic(_611686)
   Call: (191) [system] atom_chars(_611686, ['N', a, t])
   Exit: (191) [system] atom_chars('Nat', ['N', a, t])
^  Exit: (190) [user] classify_and_convert_charseq_(['N', a, t], 'Nat')
   Call: (190) [system] integer('Nat')
   Fail: (190) [system] integer('Nat')
   Call: (190) [system] _532498='Nat'
   Exit: (190) [system] 'Nat'='Nat'
^  Exit: (189) [user] classify_and_convert_charseq(['N', a, t], 'Nat')
^  Exit: (188) [user] read_symbolic(')', (0x55fbb4538270), 'N', 'Nat')
^  Exit: (187) [user] cont_sexpr(')', (0x55fbb4538270), 'Nat')
^  Call: (187) [user] read_list(')', (0x55fbb4538270), _626636)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _628494)
   Exit: (189) [system] peek_char((0x55fbb4538270), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
   Call: (189) [system] ' '=(/)
   Fail: (189) [system] ' '=(/)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55fbb4538270), _638088)
   Exit: (189) [system] get_char((0x55fbb4538270), ' ')
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _640792)
   Exit: (190) [system] peek_char((0x55fbb4538270), 'N')
   Call: (190) [system] 'N'=(;)
   Fail: (190) [system] 'N'=(;)
   Call: (190) [system] 'N'=(/)
   Fail: (190) [system] 'N'=(/)
^  Call: (190) [user] is_like_space('N')
   Call: (191) [system] char_type('N', 'white')
   Fail: (191) [system] char_type('N', 'white')
   Call: (191) [system] char_type('N', end_of_line)
   Fail: (191) [system] char_type('N', end_of_line)
   Call: (191) [system] char_type('N', space)
   Fail: (191) [system] char_type('N', space)
   Call: (191) [system] char_type('N', cntrl)
   Fail: (191) [system] char_type('N', cntrl)
^  Fail: (190) [user] is_like_space('N')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _657726)
   Exit: (188) [system] peek_char((0x55fbb4538270), 'N')
   Call: (188) [system] 'N'=')'
   Fail: (188) [system] 'N'=')'
   Call: (188) [system] 'N'=end_of_file
   Fail: (188) [system] 'N'=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55fbb4538270), _663296)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _665154)
   Exit: (190) [system] peek_char((0x55fbb4538270), 'N')
   Call: (190) [system] 'N'=(;)
   Fail: (190) [system] 'N'=(;)
   Call: (190) [system] 'N'=(/)
   Fail: (190) [system] 'N'=(/)
^  Call: (190) [user] is_like_space('N')
   Call: (191) [system] char_type('N', 'white')
   Fail: (191) [system] char_type('N', 'white')
   Call: (191) [system] char_type('N', end_of_line)
   Fail: (191) [system] char_type('N', end_of_line)
   Call: (191) [system] char_type('N', space)
   Fail: (191) [system] char_type('N', space)
   Call: (191) [system] char_type('N', cntrl)
   Fail: (191) [system] char_type('N', cntrl)
^  Fail: (190) [user] is_like_space('N')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] get_char((0x55fbb4538270), _681164)
   Exit: (189) [system] get_char((0x55fbb4538270), 'N')
   Call: (189) [system] 'N'='('
   Fail: (189) [system] 'N'='('
   Call: (189) [system] 'N'='['
   Fail: (189) [system] 'N'='['
   Call: (189) [system] 'N'='{'
   Fail: (189) [system] 'N'='{'
   Call: (189) [system] 'N'='"'
   Fail: (189) [system] 'N'='"'
   Call: (189) [system] 'N'=!
   Fail: (189) [system] 'N'=!
   Call: (189) [system] 'N'='\''
   Fail: (189) [system] 'N'='\''
   Call: (189) [system] 'N'='`'
   Fail: (189) [system] 'N'='`'
   Call: (189) [system] 'N'=end_of_file
   Fail: (189) [system] 'N'=end_of_file
^  Call: (189) [user] read_symbolic(')', (0x55fbb4538270), 'N', _663296)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _698806)
   Call: (191) [system] peek_char((0x55fbb4538270), _699740)
   Exit: (191) [system] peek_char((0x55fbb4538270), a)
^  Call: (191) [user] is_delimiter(a)
   Call: (192) [system] char_type(a, space)
   Fail: (192) [system] char_type(a, space)
   Call: (192) [system] arg(_704460, v('(', ')', end_of_file), a)
   Fail: (192) [system] arg(_705392, v('(', ')', end_of_file), a)
^  Fail: (191) [user] is_delimiter(a)
   Call: (191) [system] ')'==a
   Fail: (191) [system] ')'==a
   Call: (191) [system] get_char((0x55fbb4538270), a)
   Exit: (191) [system] get_char((0x55fbb4538270), a)
   Call: (191) [system] a=(\)
   Fail: (191) [system] a=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _712742)
   Call: (192) [system] peek_char((0x55fbb4538270), _713676)
   Exit: (192) [system] peek_char((0x55fbb4538270), t)
^  Call: (192) [user] is_delimiter(t)
   Call: (193) [system] char_type(t, space)
   Fail: (193) [system] char_type(t, space)
   Call: (193) [system] arg(_718396, v('(', ')', end_of_file), t)
   Fail: (193) [system] arg(_719328, v('(', ')', end_of_file), t)
^  Fail: (192) [user] is_delimiter(t)
   Call: (192) [system] ')'==t
   Fail: (192) [system] ')'==t
   Call: (192) [system] get_char((0x55fbb4538270), t)
   Exit: (192) [system] get_char((0x55fbb4538270), t)
   Call: (192) [system] t=(\)
   Fail: (192) [system] t=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _726678)
   Call: (193) [system] peek_char((0x55fbb4538270), _727612)
   Exit: (193) [system] peek_char((0x55fbb4538270), ')')
^  Call: (193) [user] is_delimiter(')')
   Call: (194) [system] char_type(')', space)
   Fail: (194) [system] char_type(')', space)
   Call: (194) [system] arg(_732332, v('(', ')', end_of_file), ')')
   Exit: (194) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (193) [user] is_delimiter(')')
   Call: (193) [system] _726678=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (192) [system] _712742=[t]
   Exit: (192) [system] [t]=[t]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [t])
   Call: (191) [system] _698806=[a, t]
   Exit: (191) [system] [a, t]=[a, t]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t])
^  Call: (190) [user] classify_and_convert_charseq(['N', a, t], _663296)
^  Call: (191) [user] classify_and_convert_charseq_(['N', a, t], _744356)
^  Call: (193) [system] setup_call_cleanup('$notrace'(_745308, _745310), once(user:catch(read_from_chars(['N', a, t], _744356), _745290, fail)), '$restore_trace'(_745308, _745310))
^  Call: (194) [system] sig_atomic(system:'$notrace'(_745308, _745310))
^  Exit: (193) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['N', a, t], _744356), _745290, fail)), system:'$restore_trace'(3, -1))
   Call: (192) [system] atomic(_744356)
   Fail: (192) [system] atomic(_744356)
   Call: (192) [system] atom_chars(_744356, ['N', a, t])
   Exit: (192) [system] atom_chars('Nat', ['N', a, t])
^  Exit: (191) [user] classify_and_convert_charseq_(['N', a, t], 'Nat')
   Call: (191) [system] integer('Nat')
   Fail: (191) [system] integer('Nat')
   Call: (191) [system] _663296='Nat'
   Exit: (191) [system] 'Nat'='Nat'
^  Exit: (190) [user] classify_and_convert_charseq(['N', a, t], 'Nat')
^  Exit: (189) [user] read_symbolic(')', (0x55fbb4538270), 'N', 'Nat')
^  Exit: (188) [user] cont_sexpr(')', (0x55fbb4538270), 'Nat')
^  Call: (188) [user] read_list(')', (0x55fbb4538270), _759306)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _761164)
   Exit: (190) [system] peek_char((0x55fbb4538270), ')')
   Call: (190) [system] ')'=(;)
   Fail: (190) [system] ')'=(;)
   Call: (190) [system] ')'=(/)
   Fail: (190) [system] ')'=(/)
^  Call: (190) [user] is_like_space(')')
   Call: (191) [system] char_type(')', 'white')
   Fail: (191) [system] char_type(')', 'white')
   Call: (191) [system] char_type(')', end_of_line)
   Fail: (191) [system] char_type(')', end_of_line)
   Call: (191) [system] char_type(')', space)
   Fail: (191) [system] char_type(')', space)
   Call: (191) [system] char_type(')', cntrl)
   Fail: (191) [system] char_type(')', cntrl)
^  Fail: (190) [user] is_like_space(')')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _777174)
   Exit: (189) [system] peek_char((0x55fbb4538270), ')')
   Call: (189) [system] ')'=')'
   Exit: (189) [system] ')'=')'
   Call: (189) [system] get_char((0x55fbb4538270), _780964)
   Exit: (189) [system] get_char((0x55fbb4538270), ')')
   Call: (189) [system] _759306=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_list(')', (0x55fbb4538270), [])
   Call: (188) [system] _626636=['Nat']
   Exit: (188) [system] ['Nat']=['Nat']
^  Exit: (187) [user] read_list(')', (0x55fbb4538270), ['Nat'])
   Call: (187) [system] _495838=['Nat', 'Nat']
   Exit: (187) [system] ['Nat', 'Nat']=['Nat', 'Nat']
^  Exit: (186) [user] read_list(')', (0x55fbb4538270), ['Nat', 'Nat'])
   Call: (186) [system] _375282=[->, 'Nat', 'Nat']
   Exit: (186) [system] [->, 'Nat', 'Nat']=[->, 'Nat', 'Nat']
^  Exit: (185) [user] read_list(')', (0x55fbb4538270), [->, 'Nat', 'Nat'])
^  Exit: (184) [user] cont_sexpr(')', (0x55fbb4538270), [->, 'Nat', 'Nat'])
^  Call: (184) [user] read_list(')', (0x55fbb4538270), _794846)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _796704)
   Exit: (186) [system] peek_char((0x55fbb4538270), ')')
   Call: (186) [system] ')'=(;)
   Fail: (186) [system] ')'=(;)
   Call: (186) [system] ')'=(/)
   Fail: (186) [system] ')'=(/)
^  Call: (186) [user] is_like_space(')')
   Call: (187) [system] char_type(')', 'white')
   Fail: (187) [system] char_type(')', 'white')
   Call: (187) [system] char_type(')', end_of_line)
   Fail: (187) [system] char_type(')', end_of_line)
   Call: (187) [system] char_type(')', space)
   Fail: (187) [system] char_type(')', space)
   Call: (187) [system] char_type(')', cntrl)
   Fail: (187) [system] char_type(')', cntrl)
^  Fail: (186) [user] is_like_space(')')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _812714)
   Exit: (185) [system] peek_char((0x55fbb4538270), ')')
   Call: (185) [system] ')'=')'
   Exit: (185) [system] ')'=')'
   Call: (185) [system] get_char((0x55fbb4538270), _816504)
   Exit: (185) [system] get_char((0x55fbb4538270), ')')
   Call: (185) [system] _794846=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_list(')', (0x55fbb4538270), [])
   Call: (184) [system] _338622=[[->, 'Nat', 'Nat']]
   Exit: (184) [system] [[->, 'Nat', 'Nat']]=[[->, 'Nat', 'Nat']]
^  Exit: (183) [user] read_list(')', (0x55fbb4538270), [[->, 'Nat', 'Nat']])
   Call: (183) [system] _241284=['S', [->, 'Nat', 'Nat']]
   Exit: (183) [system] ['S', [->, 'Nat', 'Nat']]=['S', [->, 'Nat', 'Nat']]
^  Exit: (182) [user] read_list(')', (0x55fbb4538270), ['S', [->, 'Nat', 'Nat']])
   Call: (182) [system] _103982=[:, 'S', [->, 'Nat', 'Nat']]
   Exit: (182) [system] [:, 'S', [->, 'Nat', 'Nat']]=[:, 'S', [->, 'Nat', 'Nat']]
^  Exit: (181) [user] read_list(')', (0x55fbb4538270), [:, 'S', [->, 'Nat', 'Nat']])
^  Exit: (180) [user] cont_sexpr(')', (0x55fbb4538270), [:, 'S', [->, 'Nat', 'Nat']])
^  Exit: (179) [user] read_sexpr((0x55fbb4538270), [:, 'S', [->, 'Nat', 'Nat']])
^  Call: (179) [user] assertz(metta_file_comment(16, 0, 347, [:, 'S', [->, 'Nat', 'Nat']], '$stream_position'(347, 16, 0, 347)))
^  Exit: (179) [user] assertz(metta_file_comment(16, 0, 347, [:, 'S', [->, 'Nat', 'Nat']], '$stream_position'(347, 16, 0, 347)))
^  Exit: (177) [system] once(user:(read_position((0x55fbb4538270), 16, 0, 347, '$stream_position'(347, 16, 0, 347)), read_sexpr((0x55fbb4538270), [:, 'S', [->, 'Nat', 'Nat']]), assertz(metta_file_comment(16, 0, 347, [:, 'S', [->, 'Nat', 'Nat']], '$stream_position'(347, 16, 0, 347)))))
   Call: (177) [system] fail
^  Call: (177) [user] retract(metta_file_comment(_835022, _835024, _835026, _835028, _835030))
^  Exit: (177) [user] retract(metta_file_comment(36, 0, 1098, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), '$stream_position'(1098, 36, 0, 1098)))
^  Call: (177) [user] trly(untyped_to_metta, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), _3084)
^  Call: (178) [user] once(call(untyped_to_metta, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), _837870))
^  Call: (179) [user] call(untyped_to_metta, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), _837870)
^  Call: (180) [user] untyped_to_metta('$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), _837870)
^  Call: (181) [user] must_det_ll(trly(mfix_vars1, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), _840686))
^  Call: (182) [user] once(user:trly(mfix_vars1, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), _840686))
^  Call: (183) [user] trly(mfix_vars1, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), _840686)
^  Call: (184) [user] once(call(mfix_vars1, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), _843486))
^  Call: (185) [user] call(mfix_vars1, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), _843486)
^  Call: (186) [user] mfix_vars1('$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), _843486)
   Call: (187) [system] var('$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0))
   Call: (187) [system] atom('$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0))
   Call: (187) [system] '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0)==true
   Call: (187) [system] '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0)==false
   Call: (187) [system] '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0)==[_850006, _850012]
   Call: (187) [system] is_list('$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0))
   Call: (187) [system] string('$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0))
   Call: (187) [system] compound('$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0))
   Exit: (187) [system] compound('$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0))
   Call: (187) [system] compound_name_arguments('$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), _854640, _854642)
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), '$COMMENT', [";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0])
   Call: (187) [system] '$COMMENT'\=='$VAR'
   Exit: (187) [system] '$COMMENT'\=='$VAR'
^  Call: (187) [user] apply:maplist(mfix_vars1, [";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0], _858382)
   Call: (188) [apply] apply:maplist_([";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0], _858382, user:mfix_vars1)
^  Call: (189) [user] mfix_vars1(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", _860262)
   Call: (190) [system] var(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).")
   Call: (190) [system] atom(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).")
   Call: (190) [system] ";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE)."==true
   Call: (190) [system] ";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE)."==false
   Call: (190) [system] ";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE)."==[_864904, _864910]
   Call: (190) [system] is_list(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).")
   Call: (190) [system] string(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).")
   Exit: (190) [system] string(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).")
^  Call: (190) [user] string_to_syms
   Call: (191) [system] fail
   Call: (190) [system] compound(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).")
^  Call: (190) [user] symbol(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).")
   Call: (191) [system] atom(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).")
   Fail: (191) [system] atom(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).")
^  Fail: (190) [user] symbol(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).")
   Call: (190) [system] ";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE)."=_860262
   Exit: (190) [system] ";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE)."=";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE)."
^  Exit: (189) [user] mfix_vars1(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", ";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).")
   Call: (189) [apply] apply:maplist_([36, 0], _860264, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1(36, _878784)
   Call: (191) [system] var(36)
   Call: (191) [system] atom(36)
   Call: (191) [system] 36==true
   Call: (191) [system] 36==false
   Call: (191) [system] 36==[_883426, _883432]
   Call: (191) [system] is_list(36)
   Call: (191) [system] string(36)
   Call: (191) [system] compound(36)
^  Call: (191) [user] symbol(36)
   Call: (192) [system] atom(36)
   Fail: (192) [system] atom(36)
^  Fail: (191) [user] symbol(36)
   Call: (191) [system] 36=_878784
   Exit: (191) [system] 36=36
^  Exit: (190) [user] mfix_vars1(36, 36)
   Call: (190) [apply] apply:maplist_([0], _878786, user:mfix_vars1)
^  Call: (191) [user] mfix_vars1(0, _894550)
   Call: (192) [system] var(0)
   Call: (192) [system] atom(0)
   Call: (192) [system] 0==true
   Call: (192) [system] 0==false
   Call: (192) [system] 0==[_899192, _899198]
   Call: (192) [system] is_list(0)
   Call: (192) [system] string(0)
   Call: (192) [system] compound(0)
^  Call: (192) [user] symbol(0)
   Call: (193) [system] atom(0)
   Fail: (193) [system] atom(0)
^  Fail: (192) [user] symbol(0)
   Call: (192) [system] 0=_894550
   Exit: (192) [system] 0=0
^  Exit: (191) [user] mfix_vars1(0, 0)
   Call: (191) [apply] apply:maplist_([], _894552, user:mfix_vars1)
   Exit: (191) [apply] apply:maplist_([], [], user:mfix_vars1)
   Exit: (190) [apply] apply:maplist_([0], [0], user:mfix_vars1)
   Exit: (189) [apply] apply:maplist_([36, 0], [36, 0], user:mfix_vars1)
   Exit: (188) [apply] apply:maplist_([";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0], [";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0], user:mfix_vars1)
^  Exit: (187) [apply] apply:maplist(user:mfix_vars1, [";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0], [";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0])
   Call: (187) [system] compound_name_arguments(_843486, '$COMMENT', [";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0])
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), '$COMMENT', [";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0])
^  Exit: (186) [user] mfix_vars1('$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0))
^  Exit: (185) [system] call(user:mfix_vars1, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0))
^  Exit: (184) [system] once(user:call(mfix_vars1, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0)))
   Call: (184) [system] '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0)\=@='$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0)
^  Exit: (183) [user] trly(mfix_vars1, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0))
^  Exit: (182) [system] once(user:trly(mfix_vars1, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(mfix_vars1, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_c, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), _923368))
^  Call: (182) [user] once(user:trly(cons_to_c, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), _923368))
^  Call: (183) [user] trly(cons_to_c, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), _923368)
^  Call: (184) [user] once(call(cons_to_c, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), _926168))
^  Call: (185) [user] call(cons_to_c, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), _926168)
^  Call: (186) [user] cons_to_c('$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), _926168)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_c('$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0))
^  Exit: (185) [system] call(user:cons_to_c, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0))
^  Exit: (184) [system] once(user:call(cons_to_c, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0)))
   Call: (184) [system] '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0)\=@='$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0)
^  Exit: (183) [user] trly(cons_to_c, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0))
^  Exit: (182) [system] once(user:trly(cons_to_c, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_c, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_l, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), _837870))
^  Call: (182) [user] once(user:trly(cons_to_l, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), _837870))
^  Call: (183) [user] trly(cons_to_l, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), _837870)
^  Call: (184) [user] once(call(cons_to_l, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), _940126))
^  Call: (185) [user] call(cons_to_l, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), _940126)
^  Call: (186) [user] cons_to_l('$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), _940126)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_l('$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0))
^  Exit: (185) [system] call(user:cons_to_l, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0))
^  Exit: (184) [system] once(user:call(cons_to_l, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0)))
   Call: (184) [system] '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0)\=@='$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0)
^  Exit: (183) [user] trly(cons_to_l, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0))
^  Exit: (182) [system] once(user:trly(cons_to_l, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_l, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0)))
^  Exit: (180) [user] untyped_to_metta('$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0))
^  Exit: (179) [system] call(user:untyped_to_metta, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0))
^  Exit: (178) [system] once(user:call(untyped_to_metta, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0)))
   Call: (178) [system] '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0)\=@='$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0)
^  Exit: (177) [user] trly(untyped_to_metta, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0))
^  Exit: (176) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0))
   Call: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0))))
   Exit: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0))))
^  Exit: (175) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0))
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0))
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0))
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0))))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0))))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0))
^  Exit: (171) [user] read_sform((0x55fbb4538270), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0))
^  Exit: (170) [system] once(user:read_sform((0x55fbb4538270), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0)))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55fbb4538270), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0)))
   Call: (169) [system] '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0)==end_of_file
   Fail: (169) [system] '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0)==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1727480696.9125626), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480696.9125626), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0)), 15]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), nthesize_long_1727480696_9164743, 15)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1727480696.9125626), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480696.9125626), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0)), 15]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1727480697.2805026)
   Call: (173) [system] arg(1, t(1727480696.9125626), _3148)
   Exit: (173) [system] arg(1, t(1727480696.9125626), 1727480696.9125626)
   Call: (173) [system] _3158 is 1727480697.2805026-1727480696.9125626
   Exit: (173) [system] 0.36793994903564453 is 1727480697.2805026-1727480696.9125626
   Call: (173) [system] 0.36793994903564453>4
   Fail: (173) [system] 0.36793994903564453>4
^  Exit: (171) [user] if_t((get_time(_3134), arg(1, t(1727480696.9125626), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480696.9125626), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0)), 15]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 2)
   Call: (175) [system] atom(2+1)
   Call: (175) [system] set_flag(translated_forms, 3)
   Exit: (175) [system] set_flag(translated_forms, 3)
   Exit: (174) [$syspreds] update_flag(translated_forms, 2, 2+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 2, 2+1))
   Exit: (171) [$syspreds] flag(translated_forms, 2, 2+1)
^  Call: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), nthesize_long_1727480696_9164743, 15)
^  Call: (172) [user] format((0x55fbb44dfd70), "/* ~w */~n", [";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE)."])
^  Exit: (172) [user] format((0x55fbb44dfd70), "/* ~w */~n", [";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE)."])
^  Exit: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), nthesize_long_1727480696_9164743, 15)
^  Exit: (169) [system] once(user:(if_t((get_time(_3134), arg(1, t(1727480696.9125626), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480696.9125626), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0)), 15]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 2, 2+1), write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), nthesize_long_1727480696_9164743, 15)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55fbb4538270))
   Fail: (169) [system] at_end_of_stream((0x55fbb4538270))
^  Call: (169) [user] must_det_ll(line_count((0x55fbb4538270), _3074))
^  Call: (170) [user] once(user:line_count((0x55fbb4538270), _3074))
   Call: (171) [system] line_count((0x55fbb4538270), _3074)
   Exit: (171) [system] line_count((0x55fbb4538270), 16)
^  Exit: (170) [system] once(user:line_count((0x55fbb4538270), 16))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55fbb4538270), 16))
^  Call: (169) [user] must_det_ll(read_sform((0x55fbb4538270), _3084))
^  Call: (170) [user] once(user:read_sform((0x55fbb4538270), _3084))
^  Call: (171) [user] read_sform((0x55fbb4538270), _3084)
   Call: (172) [system] string((0x55fbb4538270))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (173) [system] string((0x55fbb4538270))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (174) [system] at_end_of_stream((0x55fbb4538270))
   Call: (174) [system] peek_char((0x55fbb4538270), _1014910)
   Exit: (174) [system] peek_char((0x55fbb4538270), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55fbb4538270), '\n')
   Exit: (174) [system] get_char((0x55fbb4538270), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), _3084)
   Call: (175) [system] at_end_of_stream((0x55fbb4538270))
   Call: (175) [system] peek_char((0x55fbb4538270), _1022332)
   Exit: (175) [system] peek_char((0x55fbb4538270), '\n')
   Call: (175) [system] char_type('\n', space)
   Exit: (175) [system] char_type('\n', space)
   Call: (175) [system] get_char((0x55fbb4538270), '\n')
   Exit: (175) [system] get_char((0x55fbb4538270), '\n')
^  Call: (175) [user] parse_sexpr_metta_IO((0x55fbb4538270), _3084)
   Call: (176) [system] at_end_of_stream((0x55fbb4538270))
   Call: (176) [system] peek_char((0x55fbb4538270), _1029754)
   Exit: (176) [system] peek_char((0x55fbb4538270), ;)
   Call: (176) [system] char_type(;, space)
^  Call: (176) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (177) [system] string((0x55fbb4538270))
^  Exit: (176) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (176) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (177) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (178) [system] at_end_of_stream((0x55fbb4538270))
   Call: (178) [system] peek_char((0x55fbb4538270), _1038092)
   Exit: (178) [system] peek_char((0x55fbb4538270), ;)
   Call: (178) [system] char_type(;, space)
   Call: (178) [system] _1040878=(0x55fbb4538270)
   Exit: (178) [system] (0x55fbb4538270)=(0x55fbb4538270)
^  Call: (178) [user] once((read_position((0x55fbb4538270), _1042746, _1042748, _1042750, _1042752), read_sexpr((0x55fbb4538270), _1042764), assertz(metta_file_comment(_1042746, _1042748, _1042750, _1042764, _1042752))))
^  Call: (180) [user] read_position((0x55fbb4538270), _1042746, _1042748, _1042750, _1042752)
   Call: (181) [system] stream_property((0x55fbb4538270), position(_1042752))
   Call: (182) [system] nonvar((0x55fbb4538270))
   Exit: (182) [system] nonvar((0x55fbb4538270))
   Call: (182) [system] nonvar(position(_1042752))
   Exit: (182) [system] nonvar(position(_1042752))
   Exit: (181) [system] stream_property((0x55fbb4538270), position('$stream_position'(367, 18, 0, 367)))
   Call: (181) [$syspreds] stream_position_data(line_count, '$stream_position'(367, 18, 0, 367), _1042746)
   Call: (182) [system] nonvar(line_count)
   Exit: (182) [system] nonvar(line_count)
   Call: (182) [$syspreds] stream_position_field(line_count, _1053004)
   Exit: (182) [$syspreds] stream_position_field(line_count, 2)
   Call: (182) [system] arg(2, '$stream_position'(367, 18, 0, 367), _1042746)
   Exit: (182) [system] arg(2, '$stream_position'(367, 18, 0, 367), 18)
   Exit: (181) [$syspreds] stream_position_data(line_count, '$stream_position'(367, 18, 0, 367), 18)
   Call: (181) [$syspreds] stream_position_data(line_position, '$stream_position'(367, 18, 0, 367), _1042748)
   Call: (182) [system] nonvar(line_position)
   Exit: (182) [system] nonvar(line_position)
   Call: (182) [$syspreds] stream_position_field(line_position, _1060438)
   Exit: (182) [$syspreds] stream_position_field(line_position, 3)
   Call: (182) [system] arg(3, '$stream_position'(367, 18, 0, 367), _1042748)
   Exit: (182) [system] arg(3, '$stream_position'(367, 18, 0, 367), 0)
   Exit: (181) [$syspreds] stream_position_data(line_position, '$stream_position'(367, 18, 0, 367), 0)
   Call: (181) [$syspreds] stream_position_data(char_count, '$stream_position'(367, 18, 0, 367), _1042750)
   Call: (182) [system] nonvar(char_count)
   Exit: (182) [system] nonvar(char_count)
   Call: (182) [$syspreds] stream_position_field(char_count, _1067872)
   Exit: (182) [$syspreds] stream_position_field(char_count, 1)
   Call: (182) [system] arg(1, '$stream_position'(367, 18, 0, 367), _1042750)
   Exit: (182) [system] arg(1, '$stream_position'(367, 18, 0, 367), 367)
   Exit: (181) [$syspreds] stream_position_data(char_count, '$stream_position'(367, 18, 0, 367), 367)
^  Exit: (180) [user] read_position((0x55fbb4538270), 18, 0, 367, '$stream_position'(367, 18, 0, 367))
^  Call: (180) [user] read_sexpr((0x55fbb4538270), _1042764)
   Call: (181) [system] string((0x55fbb4538270))
   Fail: (181) [system] string((0x55fbb4538270))
^  Call: (181) [user] cont_sexpr(')', (0x55fbb4538270), _1042764)
^  Call: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _1078098)
   Exit: (183) [system] peek_char((0x55fbb4538270), ;)
   Call: (183) [system] (;)=(;)
   Exit: (183) [system] (;)=(;)
^  Call: (183) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (184) [user] read_position((0x55fbb4538270), _1082736, _1082738, _1082740, _1082742)
   Call: (185) [system] stream_property((0x55fbb4538270), position(_1082742))
   Call: (186) [system] nonvar((0x55fbb4538270))
   Exit: (186) [system] nonvar((0x55fbb4538270))
   Call: (186) [system] nonvar(position(_1082742))
   Exit: (186) [system] nonvar(position(_1082742))
   Exit: (185) [system] stream_property((0x55fbb4538270), position('$stream_position'(367, 18, 0, 367)))
   Call: (185) [$syspreds] stream_position_data(line_count, '$stream_position'(367, 18, 0, 367), _1082736)
   Call: (186) [system] nonvar(line_count)
   Exit: (186) [system] nonvar(line_count)
   Call: (186) [$syspreds] stream_position_field(line_count, _1092030)
   Exit: (186) [$syspreds] stream_position_field(line_count, 2)
   Call: (186) [system] arg(2, '$stream_position'(367, 18, 0, 367), _1082736)
   Exit: (186) [system] arg(2, '$stream_position'(367, 18, 0, 367), 18)
   Exit: (185) [$syspreds] stream_position_data(line_count, '$stream_position'(367, 18, 0, 367), 18)
   Call: (185) [$syspreds] stream_position_data(line_position, '$stream_position'(367, 18, 0, 367), _1082738)
   Call: (186) [system] nonvar(line_position)
   Exit: (186) [system] nonvar(line_position)
   Call: (186) [$syspreds] stream_position_field(line_position, _1099464)
   Exit: (186) [$syspreds] stream_position_field(line_position, 3)
   Call: (186) [system] arg(3, '$stream_position'(367, 18, 0, 367), _1082738)
   Exit: (186) [system] arg(3, '$stream_position'(367, 18, 0, 367), 0)
   Exit: (185) [$syspreds] stream_position_data(line_position, '$stream_position'(367, 18, 0, 367), 0)
   Call: (185) [$syspreds] stream_position_data(char_count, '$stream_position'(367, 18, 0, 367), _1082740)
   Call: (186) [system] nonvar(char_count)
   Exit: (186) [system] nonvar(char_count)
   Call: (186) [$syspreds] stream_position_field(char_count, _1106898)
   Exit: (186) [$syspreds] stream_position_field(char_count, 1)
   Call: (186) [system] arg(1, '$stream_position'(367, 18, 0, 367), _1082740)
   Exit: (186) [system] arg(1, '$stream_position'(367, 18, 0, 367), 367)
   Exit: (185) [$syspreds] stream_position_data(char_count, '$stream_position'(367, 18, 0, 367), 367)
^  Exit: (184) [user] read_position((0x55fbb4538270), 18, 0, 367, '$stream_position'(367, 18, 0, 367))
   Call: (184) [read_util] read_util:read_line_to_string((0x55fbb4538270), _1112492)
   Call: (185) [system] read_string((0x55fbb4538270), '\n', '\r', _1113422, _1113424)
   Exit: (185) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";; Enumerate all programs up to a given depth that are consistent with")
   Call: (185) [system] 10\== -1
   Exit: (185) [system] 10\== -1
   Call: (185) [system] _1112492=";; Enumerate all programs up to a given depth that are consistent with"
   Exit: (185) [system] ";; Enumerate all programs up to a given depth that are consistent with"=";; Enumerate all programs up to a given depth that are consistent with"
   Exit: (184) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";; Enumerate all programs up to a given depth that are consistent with")
^  Call: (184) [user] assertz(metta_file_comment(18, 0, 367, '$COMMENT'(";; Enumerate all programs up to a given depth that are consistent with", 18, 0), '$stream_position'(367, 18, 0, 367)))
^  Exit: (184) [user] assertz(metta_file_comment(18, 0, 367, '$COMMENT'(";; Enumerate all programs up to a given depth that are consistent with", 18, 0), '$stream_position'(367, 18, 0, 367)))
^  Exit: (183) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _1123696)
   Exit: (184) [system] peek_char((0x55fbb4538270), ;)
   Call: (184) [system] (;)=(;)
   Exit: (184) [system] (;)=(;)
^  Call: (184) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (185) [user] read_position((0x55fbb4538270), _1128334, _1128336, _1128338, _1128340)
   Call: (186) [system] stream_property((0x55fbb4538270), position(_1128340))
   Call: (187) [system] nonvar((0x55fbb4538270))
   Exit: (187) [system] nonvar((0x55fbb4538270))
   Call: (187) [system] nonvar(position(_1128340))
   Exit: (187) [system] nonvar(position(_1128340))
   Exit: (186) [system] stream_property((0x55fbb4538270), position('$stream_position'(438, 19, 0, 438)))
   Call: (186) [$syspreds] stream_position_data(line_count, '$stream_position'(438, 19, 0, 438), _1128334)
   Call: (187) [system] nonvar(line_count)
   Exit: (187) [system] nonvar(line_count)
   Call: (187) [$syspreds] stream_position_field(line_count, _1137628)
   Exit: (187) [$syspreds] stream_position_field(line_count, 2)
   Call: (187) [system] arg(2, '$stream_position'(438, 19, 0, 438), _1128334)
   Exit: (187) [system] arg(2, '$stream_position'(438, 19, 0, 438), 19)
   Exit: (186) [$syspreds] stream_position_data(line_count, '$stream_position'(438, 19, 0, 438), 19)
   Call: (186) [$syspreds] stream_position_data(line_position, '$stream_position'(438, 19, 0, 438), _1128336)
   Call: (187) [system] nonvar(line_position)
   Exit: (187) [system] nonvar(line_position)
   Call: (187) [$syspreds] stream_position_field(line_position, _1145062)
   Exit: (187) [$syspreds] stream_position_field(line_position, 3)
   Call: (187) [system] arg(3, '$stream_position'(438, 19, 0, 438), _1128336)
   Exit: (187) [system] arg(3, '$stream_position'(438, 19, 0, 438), 0)
   Exit: (186) [$syspreds] stream_position_data(line_position, '$stream_position'(438, 19, 0, 438), 0)
   Call: (186) [$syspreds] stream_position_data(char_count, '$stream_position'(438, 19, 0, 438), _1128338)
   Call: (187) [system] nonvar(char_count)
   Exit: (187) [system] nonvar(char_count)
   Call: (187) [$syspreds] stream_position_field(char_count, _1152496)
   Exit: (187) [$syspreds] stream_position_field(char_count, 1)
   Call: (187) [system] arg(1, '$stream_position'(438, 19, 0, 438), _1128338)
   Exit: (187) [system] arg(1, '$stream_position'(438, 19, 0, 438), 438)
   Exit: (186) [$syspreds] stream_position_data(char_count, '$stream_position'(438, 19, 0, 438), 438)
^  Exit: (185) [user] read_position((0x55fbb4538270), 19, 0, 438, '$stream_position'(438, 19, 0, 438))
   Call: (185) [read_util] read_util:read_line_to_string((0x55fbb4538270), _1158090)
   Call: (186) [system] read_string((0x55fbb4538270), '\n', '\r', _1159020, _1159022)
   Exit: (186) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";; the query")
   Call: (186) [system] 10\== -1
   Exit: (186) [system] 10\== -1
   Call: (186) [system] _1158090=";; the query"
   Exit: (186) [system] ";; the query"=";; the query"
   Exit: (185) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";; the query")
^  Call: (185) [user] assertz(metta_file_comment(19, 0, 438, '$COMMENT'(";; the query", 19, 0), '$stream_position'(438, 19, 0, 438)))
^  Exit: (185) [user] assertz(metta_file_comment(19, 0, 438, '$COMMENT'(";; the query", 19, 0), '$stream_position'(438, 19, 0, 438)))
^  Exit: (184) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1169280)
   Exit: (185) [system] peek_char((0x55fbb4538270), ;)
   Call: (185) [system] (;)=(;)
   Exit: (185) [system] (;)=(;)
^  Call: (185) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (186) [user] read_position((0x55fbb4538270), _1173918, _1173920, _1173922, _1173924)
   Call: (187) [system] stream_property((0x55fbb4538270), position(_1173924))
   Call: (188) [system] nonvar((0x55fbb4538270))
   Exit: (188) [system] nonvar((0x55fbb4538270))
   Call: (188) [system] nonvar(position(_1173924))
   Exit: (188) [system] nonvar(position(_1173924))
   Exit: (187) [system] stream_property((0x55fbb4538270), position('$stream_position'(451, 20, 0, 451)))
   Call: (187) [$syspreds] stream_position_data(line_count, '$stream_position'(451, 20, 0, 451), _1173918)
   Call: (188) [system] nonvar(line_count)
   Exit: (188) [system] nonvar(line_count)
   Call: (188) [$syspreds] stream_position_field(line_count, _1183212)
   Exit: (188) [$syspreds] stream_position_field(line_count, 2)
   Call: (188) [system] arg(2, '$stream_position'(451, 20, 0, 451), _1173918)
   Exit: (188) [system] arg(2, '$stream_position'(451, 20, 0, 451), 20)
   Exit: (187) [$syspreds] stream_position_data(line_count, '$stream_position'(451, 20, 0, 451), 20)
   Call: (187) [$syspreds] stream_position_data(line_position, '$stream_position'(451, 20, 0, 451), _1173920)
   Call: (188) [system] nonvar(line_position)
   Exit: (188) [system] nonvar(line_position)
   Call: (188) [$syspreds] stream_position_field(line_position, _1190646)
   Exit: (188) [$syspreds] stream_position_field(line_position, 3)
   Call: (188) [system] arg(3, '$stream_position'(451, 20, 0, 451), _1173920)
   Exit: (188) [system] arg(3, '$stream_position'(451, 20, 0, 451), 0)
   Exit: (187) [$syspreds] stream_position_data(line_position, '$stream_position'(451, 20, 0, 451), 0)
   Call: (187) [$syspreds] stream_position_data(char_count, '$stream_position'(451, 20, 0, 451), _1173922)
   Call: (188) [system] nonvar(char_count)
   Exit: (188) [system] nonvar(char_count)
   Call: (188) [$syspreds] stream_position_field(char_count, _1198080)
   Exit: (188) [$syspreds] stream_position_field(char_count, 1)
   Call: (188) [system] arg(1, '$stream_position'(451, 20, 0, 451), _1173922)
   Exit: (188) [system] arg(1, '$stream_position'(451, 20, 0, 451), 451)
   Exit: (187) [$syspreds] stream_position_data(char_count, '$stream_position'(451, 20, 0, 451), 451)
^  Exit: (186) [user] read_position((0x55fbb4538270), 20, 0, 451, '$stream_position'(451, 20, 0, 451))
   Call: (186) [read_util] read_util:read_line_to_string((0x55fbb4538270), _1203674)
   Call: (187) [system] read_string((0x55fbb4538270), '\n', '\r', _1204604, _1204606)
   Exit: (187) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";;\t\t using the given axiom non-deterministic functions and rules.")
   Call: (187) [system] 10\== -1
   Exit: (187) [system] 10\== -1
   Call: (187) [system] _1203674=";;\t\t using the given axiom non-deterministic functions and rules."
   Exit: (187) [system] ";;\t\t using the given axiom non-deterministic functions and rules."=";;\t\t using the given axiom non-deterministic functions and rules."
   Exit: (186) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";;\t\t using the given axiom non-deterministic functions and rules.")
^  Call: (186) [user] assertz(metta_file_comment(20, 0, 451, '$COMMENT'(";;\t\t using the given axiom non-deterministic functions and rules.", 20, 0), '$stream_position'(451, 20, 0, 451)))
^  Exit: (186) [user] assertz(metta_file_comment(20, 0, 451, '$COMMENT'(";;\t\t using the given axiom non-deterministic functions and rules.", 20, 0), '$stream_position'(451, 20, 0, 451)))
^  Exit: (185) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1214878)
   Exit: (186) [system] peek_char((0x55fbb4538270), ;)
   Call: (186) [system] (;)=(;)
   Exit: (186) [system] (;)=(;)
^  Call: (186) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (187) [user] read_position((0x55fbb4538270), _1219516, _1219518, _1219520, _1219522)
   Call: (188) [system] stream_property((0x55fbb4538270), position(_1219522))
   Call: (189) [system] nonvar((0x55fbb4538270))
   Exit: (189) [system] nonvar((0x55fbb4538270))
   Call: (189) [system] nonvar(position(_1219522))
   Exit: (189) [system] nonvar(position(_1219522))
   Exit: (188) [system] stream_property((0x55fbb4538270), position('$stream_position'(517, 21, 0, 517)))
   Call: (188) [$syspreds] stream_position_data(line_count, '$stream_position'(517, 21, 0, 517), _1219516)
   Call: (189) [system] nonvar(line_count)
   Exit: (189) [system] nonvar(line_count)
   Call: (189) [$syspreds] stream_position_field(line_count, _1228810)
   Exit: (189) [$syspreds] stream_position_field(line_count, 2)
   Call: (189) [system] arg(2, '$stream_position'(517, 21, 0, 517), _1219516)
   Exit: (189) [system] arg(2, '$stream_position'(517, 21, 0, 517), 21)
   Exit: (188) [$syspreds] stream_position_data(line_count, '$stream_position'(517, 21, 0, 517), 21)
   Call: (188) [$syspreds] stream_position_data(line_position, '$stream_position'(517, 21, 0, 517), _1219518)
   Call: (189) [system] nonvar(line_position)
   Exit: (189) [system] nonvar(line_position)
   Call: (189) [$syspreds] stream_position_field(line_position, _1236244)
   Exit: (189) [$syspreds] stream_position_field(line_position, 3)
   Call: (189) [system] arg(3, '$stream_position'(517, 21, 0, 517), _1219518)
   Exit: (189) [system] arg(3, '$stream_position'(517, 21, 0, 517), 0)
   Exit: (188) [$syspreds] stream_position_data(line_position, '$stream_position'(517, 21, 0, 517), 0)
   Call: (188) [$syspreds] stream_position_data(char_count, '$stream_position'(517, 21, 0, 517), _1219520)
   Call: (189) [system] nonvar(char_count)
   Exit: (189) [system] nonvar(char_count)
   Call: (189) [$syspreds] stream_position_field(char_count, _1243678)
   Exit: (189) [$syspreds] stream_position_field(char_count, 1)
   Call: (189) [system] arg(1, '$stream_position'(517, 21, 0, 517), _1219520)
   Exit: (189) [system] arg(1, '$stream_position'(517, 21, 0, 517), 517)
   Exit: (188) [$syspreds] stream_position_data(char_count, '$stream_position'(517, 21, 0, 517), 517)
^  Exit: (187) [user] read_position((0x55fbb4538270), 21, 0, 517, '$stream_position'(517, 21, 0, 517))
   Call: (187) [read_util] read_util:read_line_to_string((0x55fbb4538270), _1249272)
   Call: (188) [system] read_string((0x55fbb4538270), '\n', '\r', _1250202, _1250204)
   Exit: (188) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";;")
   Call: (188) [system] 10\== -1
   Exit: (188) [system] 10\== -1
   Call: (188) [system] _1249272=";;"
   Exit: (188) [system] ";;"=";;"
   Exit: (187) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";;")
^  Call: (187) [user] assertz(metta_file_comment(21, 0, 517, '$COMMENT'(";;", 21, 0), '$stream_position'(517, 21, 0, 517)))
^  Exit: (187) [user] assertz(metta_file_comment(21, 0, 517, '$COMMENT'(";;", 21, 0), '$stream_position'(517, 21, 0, 517)))
^  Exit: (186) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1260460)
   Exit: (187) [system] peek_char((0x55fbb4538270), ;)
   Call: (187) [system] (;)=(;)
   Exit: (187) [system] (;)=(;)
^  Call: (187) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (188) [user] read_position((0x55fbb4538270), _1265098, _1265100, _1265102, _1265104)
   Call: (189) [system] stream_property((0x55fbb4538270), position(_1265104))
   Call: (190) [system] nonvar((0x55fbb4538270))
   Exit: (190) [system] nonvar((0x55fbb4538270))
   Call: (190) [system] nonvar(position(_1265104))
   Exit: (190) [system] nonvar(position(_1265104))
   Exit: (189) [system] stream_property((0x55fbb4538270), position('$stream_position'(520, 22, 0, 520)))
   Call: (189) [$syspreds] stream_position_data(line_count, '$stream_position'(520, 22, 0, 520), _1265098)
   Call: (190) [system] nonvar(line_count)
   Exit: (190) [system] nonvar(line_count)
   Call: (190) [$syspreds] stream_position_field(line_count, _1274392)
   Exit: (190) [$syspreds] stream_position_field(line_count, 2)
   Call: (190) [system] arg(2, '$stream_position'(520, 22, 0, 520), _1265098)
   Exit: (190) [system] arg(2, '$stream_position'(520, 22, 0, 520), 22)
   Exit: (189) [$syspreds] stream_position_data(line_count, '$stream_position'(520, 22, 0, 520), 22)
   Call: (189) [$syspreds] stream_position_data(line_position, '$stream_position'(520, 22, 0, 520), _1265100)
   Call: (190) [system] nonvar(line_position)
   Exit: (190) [system] nonvar(line_position)
   Call: (190) [$syspreds] stream_position_field(line_position, _1281826)
   Exit: (190) [$syspreds] stream_position_field(line_position, 3)
   Call: (190) [system] arg(3, '$stream_position'(520, 22, 0, 520), _1265100)
   Exit: (190) [system] arg(3, '$stream_position'(520, 22, 0, 520), 0)
   Exit: (189) [$syspreds] stream_position_data(line_position, '$stream_position'(520, 22, 0, 520), 0)
   Call: (189) [$syspreds] stream_position_data(char_count, '$stream_position'(520, 22, 0, 520), _1265102)
   Call: (190) [system] nonvar(char_count)
   Exit: (190) [system] nonvar(char_count)
   Call: (190) [$syspreds] stream_position_field(char_count, _1289260)
   Exit: (190) [$syspreds] stream_position_field(char_count, 1)
   Call: (190) [system] arg(1, '$stream_position'(520, 22, 0, 520), _1265102)
   Exit: (190) [system] arg(1, '$stream_position'(520, 22, 0, 520), 520)
   Exit: (189) [$syspreds] stream_position_data(char_count, '$stream_position'(520, 22, 0, 520), 520)
^  Exit: (188) [user] read_position((0x55fbb4538270), 22, 0, 520, '$stream_position'(520, 22, 0, 520))
   Call: (188) [read_util] read_util:read_line_to_string((0x55fbb4538270), _1294854)
   Call: (189) [system] read_string((0x55fbb4538270), '\n', '\r', _1295784, _1295786)
   Exit: (189) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";; The arguments are:")
   Call: (189) [system] 10\== -1
   Exit: (189) [system] 10\== -1
   Call: (189) [system] _1294854=";; The arguments are:"
   Exit: (189) [system] ";; The arguments are:"=";; The arguments are:"
   Exit: (188) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";; The arguments are:")
^  Call: (188) [user] assertz(metta_file_comment(22, 0, 520, '$COMMENT'(";; The arguments are:", 22, 0), '$stream_position'(520, 22, 0, 520)))
^  Exit: (188) [user] assertz(metta_file_comment(22, 0, 520, '$COMMENT'(";; The arguments are:", 22, 0), '$stream_position'(520, 22, 0, 520)))
^  Exit: (187) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1306046)
   Exit: (188) [system] peek_char((0x55fbb4538270), ;)
   Call: (188) [system] (;)=(;)
   Exit: (188) [system] (;)=(;)
^  Call: (188) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (189) [user] read_position((0x55fbb4538270), _1310684, _1310686, _1310688, _1310690)
   Call: (190) [system] stream_property((0x55fbb4538270), position(_1310690))
   Call: (191) [system] nonvar((0x55fbb4538270))
   Exit: (191) [system] nonvar((0x55fbb4538270))
   Call: (191) [system] nonvar(position(_1310690))
   Exit: (191) [system] nonvar(position(_1310690))
   Exit: (190) [system] stream_property((0x55fbb4538270), position('$stream_position'(542, 23, 0, 542)))
   Call: (190) [$syspreds] stream_position_data(line_count, '$stream_position'(542, 23, 0, 542), _1310684)
   Call: (191) [system] nonvar(line_count)
   Exit: (191) [system] nonvar(line_count)
   Call: (191) [$syspreds] stream_position_field(line_count, _1319978)
   Exit: (191) [$syspreds] stream_position_field(line_count, 2)
   Call: (191) [system] arg(2, '$stream_position'(542, 23, 0, 542), _1310684)
   Exit: (191) [system] arg(2, '$stream_position'(542, 23, 0, 542), 23)
   Exit: (190) [$syspreds] stream_position_data(line_count, '$stream_position'(542, 23, 0, 542), 23)
   Call: (190) [$syspreds] stream_position_data(line_position, '$stream_position'(542, 23, 0, 542), _1310686)
   Call: (191) [system] nonvar(line_position)
   Exit: (191) [system] nonvar(line_position)
   Call: (191) [$syspreds] stream_position_field(line_position, _1327412)
   Exit: (191) [$syspreds] stream_position_field(line_position, 3)
   Call: (191) [system] arg(3, '$stream_position'(542, 23, 0, 542), _1310686)
   Exit: (191) [system] arg(3, '$stream_position'(542, 23, 0, 542), 0)
   Exit: (190) [$syspreds] stream_position_data(line_position, '$stream_position'(542, 23, 0, 542), 0)
   Call: (190) [$syspreds] stream_position_data(char_count, '$stream_position'(542, 23, 0, 542), _1310688)
   Call: (191) [system] nonvar(char_count)
   Exit: (191) [system] nonvar(char_count)
   Call: (191) [$syspreds] stream_position_field(char_count, _1334846)
   Exit: (191) [$syspreds] stream_position_field(char_count, 1)
   Call: (191) [system] arg(1, '$stream_position'(542, 23, 0, 542), _1310688)
   Exit: (191) [system] arg(1, '$stream_position'(542, 23, 0, 542), 542)
   Exit: (190) [$syspreds] stream_position_data(char_count, '$stream_position'(542, 23, 0, 542), 542)
^  Exit: (189) [user] read_position((0x55fbb4538270), 23, 0, 542, '$stream_position'(542, 23, 0, 542))
   Call: (189) [read_util] read_util:read_line_to_string((0x55fbb4538270), _1340440)
   Call: (190) [system] read_string((0x55fbb4538270), '\n', '\r', _1341370, _1341372)
   Exit: (190) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";;")
   Call: (190) [system] 10\== -1
   Exit: (190) [system] 10\== -1
   Call: (190) [system] _1340440=";;"
   Exit: (190) [system] ";;"=";;"
   Exit: (189) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";;")
^  Call: (189) [user] assertz(metta_file_comment(23, 0, 542, '$COMMENT'(";;", 23, 0), '$stream_position'(542, 23, 0, 542)))
^  Exit: (189) [user] assertz(metta_file_comment(23, 0, 542, '$COMMENT'(";;", 23, 0), '$stream_position'(542, 23, 0, 542)))
^  Exit: (188) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1351628)
   Exit: (189) [system] peek_char((0x55fbb4538270), ;)
   Call: (189) [system] (;)=(;)
   Exit: (189) [system] (;)=(;)
^  Call: (189) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (190) [user] read_position((0x55fbb4538270), _1356266, _1356268, _1356270, _1356272)
   Call: (191) [system] stream_property((0x55fbb4538270), position(_1356272))
   Call: (192) [system] nonvar((0x55fbb4538270))
   Exit: (192) [system] nonvar((0x55fbb4538270))
   Call: (192) [system] nonvar(position(_1356272))
   Exit: (192) [system] nonvar(position(_1356272))
   Exit: (191) [system] stream_property((0x55fbb4538270), position('$stream_position'(545, 24, 0, 545)))
   Call: (191) [$syspreds] stream_position_data(line_count, '$stream_position'(545, 24, 0, 545), _1356266)
   Call: (192) [system] nonvar(line_count)
   Exit: (192) [system] nonvar(line_count)
   Call: (192) [$syspreds] stream_position_field(line_count, _1365560)
   Exit: (192) [$syspreds] stream_position_field(line_count, 2)
   Call: (192) [system] arg(2, '$stream_position'(545, 24, 0, 545), _1356266)
   Exit: (192) [system] arg(2, '$stream_position'(545, 24, 0, 545), 24)
   Exit: (191) [$syspreds] stream_position_data(line_count, '$stream_position'(545, 24, 0, 545), 24)
   Call: (191) [$syspreds] stream_position_data(line_position, '$stream_position'(545, 24, 0, 545), _1356268)
   Call: (192) [system] nonvar(line_position)
   Exit: (192) [system] nonvar(line_position)
   Call: (192) [$syspreds] stream_position_field(line_position, _1372994)
   Exit: (192) [$syspreds] stream_position_field(line_position, 3)
   Call: (192) [system] arg(3, '$stream_position'(545, 24, 0, 545), _1356268)
   Exit: (192) [system] arg(3, '$stream_position'(545, 24, 0, 545), 0)
   Exit: (191) [$syspreds] stream_position_data(line_position, '$stream_position'(545, 24, 0, 545), 0)
   Call: (191) [$syspreds] stream_position_data(char_count, '$stream_position'(545, 24, 0, 545), _1356270)
   Call: (192) [system] nonvar(char_count)
   Exit: (192) [system] nonvar(char_count)
   Call: (192) [$syspreds] stream_position_field(char_count, _1380428)
   Exit: (192) [$syspreds] stream_position_field(char_count, 1)
   Call: (192) [system] arg(1, '$stream_position'(545, 24, 0, 545), _1356270)
   Exit: (192) [system] arg(1, '$stream_position'(545, 24, 0, 545), 545)
   Exit: (191) [$syspreds] stream_position_data(char_count, '$stream_position'(545, 24, 0, 545), 545)
^  Exit: (190) [user] read_position((0x55fbb4538270), 24, 0, 545, '$stream_position'(545, 24, 0, 545))
   Call: (190) [read_util] read_util:read_line_to_string((0x55fbb4538270), _1386022)
   Call: (191) [system] read_string((0x55fbb4538270), '\n', '\r', _1386952, _1386954)
   Exit: (191) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";; $query: an Atom under the form (: TERM TYPE).  The atom may contain")
   Call: (191) [system] 10\== -1
   Exit: (191) [system] 10\== -1
   Call: (191) [system] _1386022=";; $query: an Atom under the form (: TERM TYPE).  The atom may contain"
   Exit: (191) [system] ";; $query: an Atom under the form (: TERM TYPE).  The atom may contain"=";; $query: an Atom under the form (: TERM TYPE).  The atom may contain"
   Exit: (190) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";; $query: an Atom under the form (: TERM TYPE).  The atom may contain")
^  Call: (190) [user] assertz(metta_file_comment(24, 0, 545, '$COMMENT'(";; $query: an Atom under the form (: TERM TYPE).  The atom may contain", 24, 0), '$stream_position'(545, 24, 0, 545)))
^  Exit: (190) [user] assertz(metta_file_comment(24, 0, 545, '$COMMENT'(";; $query: an Atom under the form (: TERM TYPE).  The atom may contain", 24, 0), '$stream_position'(545, 24, 0, 545)))
^  Exit: (189) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1397226)
   Exit: (190) [system] peek_char((0x55fbb4538270), ;)
   Call: (190) [system] (;)=(;)
   Exit: (190) [system] (;)=(;)
^  Call: (190) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (191) [user] read_position((0x55fbb4538270), _1401864, _1401866, _1401868, _1401870)
   Call: (192) [system] stream_property((0x55fbb4538270), position(_1401870))
   Call: (193) [system] nonvar((0x55fbb4538270))
   Exit: (193) [system] nonvar((0x55fbb4538270))
   Call: (193) [system] nonvar(position(_1401870))
   Exit: (193) [system] nonvar(position(_1401870))
   Exit: (192) [system] stream_property((0x55fbb4538270), position('$stream_position'(616, 25, 0, 616)))
   Call: (192) [$syspreds] stream_position_data(line_count, '$stream_position'(616, 25, 0, 616), _1401864)
   Call: (193) [system] nonvar(line_count)
   Exit: (193) [system] nonvar(line_count)
   Call: (193) [$syspreds] stream_position_field(line_count, _1411158)
   Exit: (193) [$syspreds] stream_position_field(line_count, 2)
   Call: (193) [system] arg(2, '$stream_position'(616, 25, 0, 616), _1401864)
   Exit: (193) [system] arg(2, '$stream_position'(616, 25, 0, 616), 25)
   Exit: (192) [$syspreds] stream_position_data(line_count, '$stream_position'(616, 25, 0, 616), 25)
   Call: (192) [$syspreds] stream_position_data(line_position, '$stream_position'(616, 25, 0, 616), _1401866)
   Call: (193) [system] nonvar(line_position)
   Exit: (193) [system] nonvar(line_position)
   Call: (193) [$syspreds] stream_position_field(line_position, _1418592)
   Exit: (193) [$syspreds] stream_position_field(line_position, 3)
   Call: (193) [system] arg(3, '$stream_position'(616, 25, 0, 616), _1401866)
   Exit: (193) [system] arg(3, '$stream_position'(616, 25, 0, 616), 0)
   Exit: (192) [$syspreds] stream_position_data(line_position, '$stream_position'(616, 25, 0, 616), 0)
   Call: (192) [$syspreds] stream_position_data(char_count, '$stream_position'(616, 25, 0, 616), _1401868)
   Call: (193) [system] nonvar(char_count)
   Exit: (193) [system] nonvar(char_count)
   Call: (193) [$syspreds] stream_position_field(char_count, _1426026)
   Exit: (193) [$syspreds] stream_position_field(char_count, 1)
   Call: (193) [system] arg(1, '$stream_position'(616, 25, 0, 616), _1401868)
   Exit: (193) [system] arg(1, '$stream_position'(616, 25, 0, 616), 616)
   Exit: (192) [$syspreds] stream_position_data(char_count, '$stream_position'(616, 25, 0, 616), 616)
^  Exit: (191) [user] read_position((0x55fbb4538270), 25, 0, 616, '$stream_position'(616, 25, 0, 616))
   Call: (191) [read_util] read_util:read_line_to_string((0x55fbb4538270), _1431620)
   Call: (192) [system] read_string((0x55fbb4538270), '\n', '\r', _1432550, _1432552)
   Exit: (192) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";;         free variables within TERM and TYPE to form various sort of")
   Call: (192) [system] 10\== -1
   Exit: (192) [system] 10\== -1
   Call: (192) [system] _1431620=";;         free variables within TERM and TYPE to form various sort of"
   Exit: (192) [system] ";;         free variables within TERM and TYPE to form various sort of"=";;         free variables within TERM and TYPE to form various sort of"
   Exit: (191) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";;         free variables within TERM and TYPE to form various sort of")
^  Call: (191) [user] assertz(metta_file_comment(25, 0, 616, '$COMMENT'(";;         free variables within TERM and TYPE to form various sort of", 25, 0), '$stream_position'(616, 25, 0, 616)))
^  Exit: (191) [user] assertz(metta_file_comment(25, 0, 616, '$COMMENT'(";;         free variables within TERM and TYPE to form various sort of", 25, 0), '$stream_position'(616, 25, 0, 616)))
^  Exit: (190) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1442824)
   Exit: (191) [system] peek_char((0x55fbb4538270), ;)
   Call: (191) [system] (;)=(;)
   Exit: (191) [system] (;)=(;)
^  Call: (191) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (192) [user] read_position((0x55fbb4538270), _1447462, _1447464, _1447466, _1447468)
   Call: (193) [system] stream_property((0x55fbb4538270), position(_1447468))
   Call: (194) [system] nonvar((0x55fbb4538270))
   Exit: (194) [system] nonvar((0x55fbb4538270))
   Call: (194) [system] nonvar(position(_1447468))
   Exit: (194) [system] nonvar(position(_1447468))
   Exit: (193) [system] stream_property((0x55fbb4538270), position('$stream_position'(687, 26, 0, 687)))
   Call: (193) [$syspreds] stream_position_data(line_count, '$stream_position'(687, 26, 0, 687), _1447462)
   Call: (194) [system] nonvar(line_count)
   Exit: (194) [system] nonvar(line_count)
   Call: (194) [$syspreds] stream_position_field(line_count, _1456756)
   Exit: (194) [$syspreds] stream_position_field(line_count, 2)
   Call: (194) [system] arg(2, '$stream_position'(687, 26, 0, 687), _1447462)
   Exit: (194) [system] arg(2, '$stream_position'(687, 26, 0, 687), 26)
   Exit: (193) [$syspreds] stream_position_data(line_count, '$stream_position'(687, 26, 0, 687), 26)
   Call: (193) [$syspreds] stream_position_data(line_position, '$stream_position'(687, 26, 0, 687), _1447464)
   Call: (194) [system] nonvar(line_position)
   Exit: (194) [system] nonvar(line_position)
   Call: (194) [$syspreds] stream_position_field(line_position, _1464190)
   Exit: (194) [$syspreds] stream_position_field(line_position, 3)
   Call: (194) [system] arg(3, '$stream_position'(687, 26, 0, 687), _1447464)
   Exit: (194) [system] arg(3, '$stream_position'(687, 26, 0, 687), 0)
   Exit: (193) [$syspreds] stream_position_data(line_position, '$stream_position'(687, 26, 0, 687), 0)
   Call: (193) [$syspreds] stream_position_data(char_count, '$stream_position'(687, 26, 0, 687), _1447466)
   Call: (194) [system] nonvar(char_count)
   Exit: (194) [system] nonvar(char_count)
   Call: (194) [$syspreds] stream_position_field(char_count, _1471624)
   Exit: (194) [$syspreds] stream_position_field(char_count, 1)
   Call: (194) [system] arg(1, '$stream_position'(687, 26, 0, 687), _1447466)
   Exit: (194) [system] arg(1, '$stream_position'(687, 26, 0, 687), 687)
   Exit: (193) [$syspreds] stream_position_data(char_count, '$stream_position'(687, 26, 0, 687), 687)
^  Exit: (192) [user] read_position((0x55fbb4538270), 26, 0, 687, '$stream_position'(687, 26, 0, 687))
   Call: (192) [read_util] read_util:read_line_to_string((0x55fbb4538270), _1477218)
   Call: (193) [system] read_string((0x55fbb4538270), '\n', '\r', _1478148, _1478150)
   Exit: (193) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";;         queries")
   Call: (193) [system] 10\== -1
   Exit: (193) [system] 10\== -1
   Call: (193) [system] _1477218=";;         queries"
   Exit: (193) [system] ";;         queries"=";;         queries"
   Exit: (192) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";;         queries")
^  Call: (192) [user] assertz(metta_file_comment(26, 0, 687, '$COMMENT'(";;         queries", 26, 0), '$stream_position'(687, 26, 0, 687)))
^  Exit: (192) [user] assertz(metta_file_comment(26, 0, 687, '$COMMENT'(";;         queries", 26, 0), '$stream_position'(687, 26, 0, 687)))
^  Exit: (191) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1488410)
   Exit: (192) [system] peek_char((0x55fbb4538270), ;)
   Call: (192) [system] (;)=(;)
   Exit: (192) [system] (;)=(;)
^  Call: (192) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (193) [user] read_position((0x55fbb4538270), _1493048, _1493050, _1493052, _1493054)
   Call: (194) [system] stream_property((0x55fbb4538270), position(_1493054))
   Call: (195) [system] nonvar((0x55fbb4538270))
   Exit: (195) [system] nonvar((0x55fbb4538270))
   Call: (195) [system] nonvar(position(_1493054))
   Exit: (195) [system] nonvar(position(_1493054))
   Exit: (194) [system] stream_property((0x55fbb4538270), position('$stream_position'(706, 27, 0, 706)))
   Call: (194) [$syspreds] stream_position_data(line_count, '$stream_position'(706, 27, 0, 706), _1493048)
   Call: (195) [system] nonvar(line_count)
   Exit: (195) [system] nonvar(line_count)
   Call: (195) [$syspreds] stream_position_field(line_count, _1502342)
   Exit: (195) [$syspreds] stream_position_field(line_count, 2)
   Call: (195) [system] arg(2, '$stream_position'(706, 27, 0, 706), _1493048)
   Exit: (195) [system] arg(2, '$stream_position'(706, 27, 0, 706), 27)
   Exit: (194) [$syspreds] stream_position_data(line_count, '$stream_position'(706, 27, 0, 706), 27)
   Call: (194) [$syspreds] stream_position_data(line_position, '$stream_position'(706, 27, 0, 706), _1493050)
   Call: (195) [system] nonvar(line_position)
   Exit: (195) [system] nonvar(line_position)
   Call: (195) [$syspreds] stream_position_field(line_position, _1509776)
   Exit: (195) [$syspreds] stream_position_field(line_position, 3)
   Call: (195) [system] arg(3, '$stream_position'(706, 27, 0, 706), _1493050)
   Exit: (195) [system] arg(3, '$stream_position'(706, 27, 0, 706), 0)
   Exit: (194) [$syspreds] stream_position_data(line_position, '$stream_position'(706, 27, 0, 706), 0)
   Call: (194) [$syspreds] stream_position_data(char_count, '$stream_position'(706, 27, 0, 706), _1493052)
   Call: (195) [system] nonvar(char_count)
   Exit: (195) [system] nonvar(char_count)
   Call: (195) [$syspreds] stream_position_field(char_count, _1517210)
   Exit: (195) [$syspreds] stream_position_field(char_count, 1)
   Call: (195) [system] arg(1, '$stream_position'(706, 27, 0, 706), _1493052)
   Exit: (195) [system] arg(1, '$stream_position'(706, 27, 0, 706), 706)
   Exit: (194) [$syspreds] stream_position_data(char_count, '$stream_position'(706, 27, 0, 706), 706)
^  Exit: (193) [user] read_position((0x55fbb4538270), 27, 0, 706, '$stream_position'(706, 27, 0, 706))
   Call: (193) [read_util] read_util:read_line_to_string((0x55fbb4538270), _1522804)
   Call: (194) [system] read_string((0x55fbb4538270), '\n', '\r', _1523734, _1523736)
   Exit: (194) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";;\t\t such as:")
   Call: (194) [system] 10\== -1
   Exit: (194) [system] 10\== -1
   Call: (194) [system] _1522804=";;\t\t such as:"
   Exit: (194) [system] ";;\t\t such as:"=";;\t\t such as:"
   Exit: (193) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";;\t\t such as:")
^  Call: (193) [user] assertz(metta_file_comment(27, 0, 706, '$COMMENT'(";;\t\t such as:", 27, 0), '$stream_position'(706, 27, 0, 706)))
^  Exit: (193) [user] assertz(metta_file_comment(27, 0, 706, '$COMMENT'(";;\t\t such as:", 27, 0), '$stream_position'(706, 27, 0, 706)))
^  Exit: (192) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1533994)
   Exit: (193) [system] peek_char((0x55fbb4538270), ;)
   Call: (193) [system] (;)=(;)
   Exit: (193) [system] (;)=(;)
^  Call: (193) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (194) [user] read_position((0x55fbb4538270), _1538632, _1538634, _1538636, _1538638)
   Call: (195) [system] stream_property((0x55fbb4538270), position(_1538638))
   Call: (196) [system] nonvar((0x55fbb4538270))
   Exit: (196) [system] nonvar((0x55fbb4538270))
   Call: (196) [system] nonvar(position(_1538638))
   Exit: (196) [system] nonvar(position(_1538638))
   Exit: (195) [system] stream_property((0x55fbb4538270), position('$stream_position'(720, 28, 0, 720)))
   Call: (195) [$syspreds] stream_position_data(line_count, '$stream_position'(720, 28, 0, 720), _1538632)
   Call: (196) [system] nonvar(line_count)
   Exit: (196) [system] nonvar(line_count)
   Call: (196) [$syspreds] stream_position_field(line_count, _1547926)
   Exit: (196) [$syspreds] stream_position_field(line_count, 2)
   Call: (196) [system] arg(2, '$stream_position'(720, 28, 0, 720), _1538632)
   Exit: (196) [system] arg(2, '$stream_position'(720, 28, 0, 720), 28)
   Exit: (195) [$syspreds] stream_position_data(line_count, '$stream_position'(720, 28, 0, 720), 28)
   Call: (195) [$syspreds] stream_position_data(line_position, '$stream_position'(720, 28, 0, 720), _1538634)
   Call: (196) [system] nonvar(line_position)
   Exit: (196) [system] nonvar(line_position)
   Call: (196) [$syspreds] stream_position_field(line_position, _1555360)
   Exit: (196) [$syspreds] stream_position_field(line_position, 3)
   Call: (196) [system] arg(3, '$stream_position'(720, 28, 0, 720), _1538634)
   Exit: (196) [system] arg(3, '$stream_position'(720, 28, 0, 720), 0)
   Exit: (195) [$syspreds] stream_position_data(line_position, '$stream_position'(720, 28, 0, 720), 0)
   Call: (195) [$syspreds] stream_position_data(char_count, '$stream_position'(720, 28, 0, 720), _1538636)
   Call: (196) [system] nonvar(char_count)
   Exit: (196) [system] nonvar(char_count)
   Call: (196) [$syspreds] stream_position_field(char_count, _1562794)
   Exit: (196) [$syspreds] stream_position_field(char_count, 1)
   Call: (196) [system] arg(1, '$stream_position'(720, 28, 0, 720), _1538636)
   Exit: (196) [system] arg(1, '$stream_position'(720, 28, 0, 720), 720)
   Exit: (195) [$syspreds] stream_position_data(char_count, '$stream_position'(720, 28, 0, 720), 720)
^  Exit: (194) [user] read_position((0x55fbb4538270), 28, 0, 720, '$stream_position'(720, 28, 0, 720))
   Call: (194) [read_util] read_util:read_line_to_string((0x55fbb4538270), _1568388)
   Call: (195) [system] read_string((0x55fbb4538270), '\n', '\r', _1569318, _1569320)
   Exit: (195) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";;         1. Backward chaining: (: $term (Inheritance $x Mammal))")
   Call: (195) [system] 10\== -1
   Exit: (195) [system] 10\== -1
   Call: (195) [system] _1568388=";;         1. Backward chaining: (: $term (Inheritance $x Mammal))"
   Exit: (195) [system] ";;         1. Backward chaining: (: $term (Inheritance $x Mammal))"=";;         1. Backward chaining: (: $term (Inheritance $x Mammal))"
   Exit: (194) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";;         1. Backward chaining: (: $term (Inheritance $x Mammal))")
^  Call: (194) [user] assertz(metta_file_comment(28, 0, 720, '$COMMENT'(";;         1. Backward chaining: (: $term (Inheritance $x Mammal))", 28, 0), '$stream_position'(720, 28, 0, 720)))
^  Exit: (194) [user] assertz(metta_file_comment(28, 0, 720, '$COMMENT'(";;         1. Backward chaining: (: $term (Inheritance $x Mammal))", 28, 0), '$stream_position'(720, 28, 0, 720)))
^  Exit: (193) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1579592)
   Exit: (194) [system] peek_char((0x55fbb4538270), ;)
   Call: (194) [system] (;)=(;)
   Exit: (194) [system] (;)=(;)
^  Call: (194) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (195) [user] read_position((0x55fbb4538270), _1584230, _1584232, _1584234, _1584236)
   Call: (196) [system] stream_property((0x55fbb4538270), position(_1584236))
   Call: (197) [system] nonvar((0x55fbb4538270))
   Exit: (197) [system] nonvar((0x55fbb4538270))
   Call: (197) [system] nonvar(position(_1584236))
   Exit: (197) [system] nonvar(position(_1584236))
   Exit: (196) [system] stream_property((0x55fbb4538270), position('$stream_position'(787, 29, 0, 787)))
   Call: (196) [$syspreds] stream_position_data(line_count, '$stream_position'(787, 29, 0, 787), _1584230)
   Call: (197) [system] nonvar(line_count)
   Exit: (197) [system] nonvar(line_count)
   Call: (197) [$syspreds] stream_position_field(line_count, _1593524)
   Exit: (197) [$syspreds] stream_position_field(line_count, 2)
   Call: (197) [system] arg(2, '$stream_position'(787, 29, 0, 787), _1584230)
   Exit: (197) [system] arg(2, '$stream_position'(787, 29, 0, 787), 29)
   Exit: (196) [$syspreds] stream_position_data(line_count, '$stream_position'(787, 29, 0, 787), 29)
   Call: (196) [$syspreds] stream_position_data(line_position, '$stream_position'(787, 29, 0, 787), _1584232)
   Call: (197) [system] nonvar(line_position)
   Exit: (197) [system] nonvar(line_position)
   Call: (197) [$syspreds] stream_position_field(line_position, _1600958)
   Exit: (197) [$syspreds] stream_position_field(line_position, 3)
   Call: (197) [system] arg(3, '$stream_position'(787, 29, 0, 787), _1584232)
   Exit: (197) [system] arg(3, '$stream_position'(787, 29, 0, 787), 0)
   Exit: (196) [$syspreds] stream_position_data(line_position, '$stream_position'(787, 29, 0, 787), 0)
   Call: (196) [$syspreds] stream_position_data(char_count, '$stream_position'(787, 29, 0, 787), _1584234)
   Call: (197) [system] nonvar(char_count)
   Exit: (197) [system] nonvar(char_count)
   Call: (197) [$syspreds] stream_position_field(char_count, _1608392)
   Exit: (197) [$syspreds] stream_position_field(char_count, 1)
   Call: (197) [system] arg(1, '$stream_position'(787, 29, 0, 787), _1584234)
   Exit: (197) [system] arg(1, '$stream_position'(787, 29, 0, 787), 787)
   Exit: (196) [$syspreds] stream_position_data(char_count, '$stream_position'(787, 29, 0, 787), 787)
^  Exit: (195) [user] read_position((0x55fbb4538270), 29, 0, 787, '$stream_position'(787, 29, 0, 787))
   Call: (195) [read_util] read_util:read_line_to_string((0x55fbb4538270), _1613986)
   Call: (196) [system] read_string((0x55fbb4538270), '\n', '\r', _1614916, _1614918)
   Exit: (196) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";;         2. Forward chaining: (: ($rule $premise AXIOM) $type)")
   Call: (196) [system] 10\== -1
   Exit: (196) [system] 10\== -1
   Call: (196) [system] _1613986=";;         2. Forward chaining: (: ($rule $premise AXIOM) $type)"
   Exit: (196) [system] ";;         2. Forward chaining: (: ($rule $premise AXIOM) $type)"=";;         2. Forward chaining: (: ($rule $premise AXIOM) $type)"
   Exit: (195) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";;         2. Forward chaining: (: ($rule $premise AXIOM) $type)")
^  Call: (195) [user] assertz(metta_file_comment(29, 0, 787, '$COMMENT'(";;         2. Forward chaining: (: ($rule $premise AXIOM) $type)", 29, 0), '$stream_position'(787, 29, 0, 787)))
^  Exit: (195) [user] assertz(metta_file_comment(29, 0, 787, '$COMMENT'(";;         2. Forward chaining: (: ($rule $premise AXIOM) $type)", 29, 0), '$stream_position'(787, 29, 0, 787)))
^  Exit: (194) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1625190)
   Exit: (195) [system] peek_char((0x55fbb4538270), ;)
   Call: (195) [system] (;)=(;)
   Exit: (195) [system] (;)=(;)
^  Call: (195) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (196) [user] read_position((0x55fbb4538270), _1629828, _1629830, _1629832, _1629834)
   Call: (197) [system] stream_property((0x55fbb4538270), position(_1629834))
   Call: (198) [system] nonvar((0x55fbb4538270))
   Exit: (198) [system] nonvar((0x55fbb4538270))
   Call: (198) [system] nonvar(position(_1629834))
   Exit: (198) [system] nonvar(position(_1629834))
   Exit: (197) [system] stream_property((0x55fbb4538270), position('$stream_position'(852, 30, 0, 852)))
   Call: (197) [$syspreds] stream_position_data(line_count, '$stream_position'(852, 30, 0, 852), _1629828)
   Call: (198) [system] nonvar(line_count)
   Exit: (198) [system] nonvar(line_count)
   Call: (198) [$syspreds] stream_position_field(line_count, _1639122)
   Exit: (198) [$syspreds] stream_position_field(line_count, 2)
   Call: (198) [system] arg(2, '$stream_position'(852, 30, 0, 852), _1629828)
   Exit: (198) [system] arg(2, '$stream_position'(852, 30, 0, 852), 30)
   Exit: (197) [$syspreds] stream_position_data(line_count, '$stream_position'(852, 30, 0, 852), 30)
   Call: (197) [$syspreds] stream_position_data(line_position, '$stream_position'(852, 30, 0, 852), _1629830)
   Call: (198) [system] nonvar(line_position)
   Exit: (198) [system] nonvar(line_position)
   Call: (198) [$syspreds] stream_position_field(line_position, _1646556)
   Exit: (198) [$syspreds] stream_position_field(line_position, 3)
   Call: (198) [system] arg(3, '$stream_position'(852, 30, 0, 852), _1629830)
   Exit: (198) [system] arg(3, '$stream_position'(852, 30, 0, 852), 0)
   Exit: (197) [$syspreds] stream_position_data(line_position, '$stream_position'(852, 30, 0, 852), 0)
   Call: (197) [$syspreds] stream_position_data(char_count, '$stream_position'(852, 30, 0, 852), _1629832)
   Call: (198) [system] nonvar(char_count)
   Exit: (198) [system] nonvar(char_count)
   Call: (198) [$syspreds] stream_position_field(char_count, _1653990)
   Exit: (198) [$syspreds] stream_position_field(char_count, 1)
   Call: (198) [system] arg(1, '$stream_position'(852, 30, 0, 852), _1629832)
   Exit: (198) [system] arg(1, '$stream_position'(852, 30, 0, 852), 852)
   Exit: (197) [$syspreds] stream_position_data(char_count, '$stream_position'(852, 30, 0, 852), 852)
^  Exit: (196) [user] read_position((0x55fbb4538270), 30, 0, 852, '$stream_position'(852, 30, 0, 852))
   Call: (196) [read_util] read_util:read_line_to_string((0x55fbb4538270), _1659584)
   Call: (197) [system] read_string((0x55fbb4538270), '\n', '\r', _1660514, _1660516)
   Exit: (197) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";;         3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
   Call: (197) [system] 10\== -1
   Exit: (197) [system] 10\== -1
   Call: (197) [system] _1659584=";;         3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))"
   Exit: (197) [system] ";;         3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))"=";;         3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))"
   Exit: (196) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";;         3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
^  Call: (196) [user] assertz(metta_file_comment(30, 0, 852, '$COMMENT'(";;         3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", 30, 0), '$stream_position'(852, 30, 0, 852)))
^  Exit: (196) [user] assertz(metta_file_comment(30, 0, 852, '$COMMENT'(";;         3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", 30, 0), '$stream_position'(852, 30, 0, 852)))
^  Exit: (195) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1670792)
   Exit: (196) [system] peek_char((0x55fbb4538270), ;)
   Call: (196) [system] (;)=(;)
   Exit: (196) [system] (;)=(;)
^  Call: (196) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (197) [user] read_position((0x55fbb4538270), _1675430, _1675432, _1675434, _1675436)
   Call: (198) [system] stream_property((0x55fbb4538270), position(_1675436))
   Call: (199) [system] nonvar((0x55fbb4538270))
   Exit: (199) [system] nonvar((0x55fbb4538270))
   Call: (199) [system] nonvar(position(_1675436))
   Exit: (199) [system] nonvar(position(_1675436))
   Exit: (198) [system] stream_property((0x55fbb4538270), position('$stream_position'(933, 31, 0, 933)))
   Call: (198) [$syspreds] stream_position_data(line_count, '$stream_position'(933, 31, 0, 933), _1675430)
   Call: (199) [system] nonvar(line_count)
   Exit: (199) [system] nonvar(line_count)
   Call: (199) [$syspreds] stream_position_field(line_count, _1684724)
   Exit: (199) [$syspreds] stream_position_field(line_count, 2)
   Call: (199) [system] arg(2, '$stream_position'(933, 31, 0, 933), _1675430)
   Exit: (199) [system] arg(2, '$stream_position'(933, 31, 0, 933), 31)
   Exit: (198) [$syspreds] stream_position_data(line_count, '$stream_position'(933, 31, 0, 933), 31)
   Call: (198) [$syspreds] stream_position_data(line_position, '$stream_position'(933, 31, 0, 933), _1675432)
   Call: (199) [system] nonvar(line_position)
   Exit: (199) [system] nonvar(line_position)
   Call: (199) [$syspreds] stream_position_field(line_position, _1692158)
   Exit: (199) [$syspreds] stream_position_field(line_position, 3)
   Call: (199) [system] arg(3, '$stream_position'(933, 31, 0, 933), _1675432)
   Exit: (199) [system] arg(3, '$stream_position'(933, 31, 0, 933), 0)
   Exit: (198) [$syspreds] stream_position_data(line_position, '$stream_position'(933, 31, 0, 933), 0)
   Call: (198) [$syspreds] stream_position_data(char_count, '$stream_position'(933, 31, 0, 933), _1675434)
   Call: (199) [system] nonvar(char_count)
   Exit: (199) [system] nonvar(char_count)
   Call: (199) [$syspreds] stream_position_field(char_count, _1699592)
   Exit: (199) [$syspreds] stream_position_field(char_count, 1)
   Call: (199) [system] arg(1, '$stream_position'(933, 31, 0, 933), _1675434)
   Exit: (199) [system] arg(1, '$stream_position'(933, 31, 0, 933), 933)
   Exit: (198) [$syspreds] stream_position_data(char_count, '$stream_position'(933, 31, 0, 933), 933)
^  Exit: (197) [user] read_position((0x55fbb4538270), 31, 0, 933, '$stream_position'(933, 31, 0, 933))
   Call: (197) [read_util] read_util:read_line_to_string((0x55fbb4538270), _1705186)
   Call: (198) [system] read_string((0x55fbb4538270), '\n', '\r', _1706116, _1706118)
   Exit: (198) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";;         4. Type checking: (: TERM TYPE)")
   Call: (198) [system] 10\== -1
   Exit: (198) [system] 10\== -1
   Call: (198) [system] _1705186=";;         4. Type checking: (: TERM TYPE)"
   Exit: (198) [system] ";;         4. Type checking: (: TERM TYPE)"=";;         4. Type checking: (: TERM TYPE)"
   Exit: (197) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";;         4. Type checking: (: TERM TYPE)")
^  Call: (197) [user] assertz(metta_file_comment(31, 0, 933, '$COMMENT'(";;         4. Type checking: (: TERM TYPE)", 31, 0), '$stream_position'(933, 31, 0, 933)))
^  Exit: (197) [user] assertz(metta_file_comment(31, 0, 933, '$COMMENT'(";;         4. Type checking: (: TERM TYPE)", 31, 0), '$stream_position'(933, 31, 0, 933)))
^  Exit: (196) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1716384)
   Exit: (197) [system] peek_char((0x55fbb4538270), ;)
   Call: (197) [system] (;)=(;)
   Exit: (197) [system] (;)=(;)
^  Call: (197) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (198) [user] read_position((0x55fbb4538270), _1721022, _1721024, _1721026, _1721028)
   Call: (199) [system] stream_property((0x55fbb4538270), position(_1721028))
   Call: (200) [system] nonvar((0x55fbb4538270))
   Exit: (200) [system] nonvar((0x55fbb4538270))
   Call: (200) [system] nonvar(position(_1721028))
   Exit: (200) [system] nonvar(position(_1721028))
   Exit: (199) [system] stream_property((0x55fbb4538270), position('$stream_position'(976, 32, 0, 976)))
   Call: (199) [$syspreds] stream_position_data(line_count, '$stream_position'(976, 32, 0, 976), _1721022)
   Call: (200) [system] nonvar(line_count)
   Exit: (200) [system] nonvar(line_count)
   Call: (200) [$syspreds] stream_position_field(line_count, _1730316)
   Exit: (200) [$syspreds] stream_position_field(line_count, 2)
   Call: (200) [system] arg(2, '$stream_position'(976, 32, 0, 976), _1721022)
   Exit: (200) [system] arg(2, '$stream_position'(976, 32, 0, 976), 32)
   Exit: (199) [$syspreds] stream_position_data(line_count, '$stream_position'(976, 32, 0, 976), 32)
   Call: (199) [$syspreds] stream_position_data(line_position, '$stream_position'(976, 32, 0, 976), _1721024)
   Call: (200) [system] nonvar(line_position)
   Exit: (200) [system] nonvar(line_position)
   Call: (200) [$syspreds] stream_position_field(line_position, _1737750)
   Exit: (200) [$syspreds] stream_position_field(line_position, 3)
   Call: (200) [system] arg(3, '$stream_position'(976, 32, 0, 976), _1721024)
   Exit: (200) [system] arg(3, '$stream_position'(976, 32, 0, 976), 0)
   Exit: (199) [$syspreds] stream_position_data(line_position, '$stream_position'(976, 32, 0, 976), 0)
   Call: (199) [$syspreds] stream_position_data(char_count, '$stream_position'(976, 32, 0, 976), _1721026)
   Call: (200) [system] nonvar(char_count)
   Exit: (200) [system] nonvar(char_count)
   Call: (200) [$syspreds] stream_position_field(char_count, _1745184)
   Exit: (200) [$syspreds] stream_position_field(char_count, 1)
   Call: (200) [system] arg(1, '$stream_position'(976, 32, 0, 976), _1721026)
   Exit: (200) [system] arg(1, '$stream_position'(976, 32, 0, 976), 976)
   Exit: (199) [$syspreds] stream_position_data(char_count, '$stream_position'(976, 32, 0, 976), 976)
^  Exit: (198) [user] read_position((0x55fbb4538270), 32, 0, 976, '$stream_position'(976, 32, 0, 976))
   Call: (198) [read_util] read_util:read_line_to_string((0x55fbb4538270), _1750778)
   Call: (199) [system] read_string((0x55fbb4538270), '\n', '\r', _1751708, _1751710)
   Exit: (199) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";;         5. Type inference: (: TERM $type)")
   Call: (199) [system] 10\== -1
   Exit: (199) [system] 10\== -1
   Call: (199) [system] _1750778=";;         5. Type inference: (: TERM $type)"
   Exit: (199) [system] ";;         5. Type inference: (: TERM $type)"=";;         5. Type inference: (: TERM $type)"
   Exit: (198) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";;         5. Type inference: (: TERM $type)")
^  Call: (198) [user] assertz(metta_file_comment(32, 0, 976, '$COMMENT'(";;         5. Type inference: (: TERM $type)", 32, 0), '$stream_position'(976, 32, 0, 976)))
^  Exit: (198) [user] assertz(metta_file_comment(32, 0, 976, '$COMMENT'(";;         5. Type inference: (: TERM $type)", 32, 0), '$stream_position'(976, 32, 0, 976)))
^  Exit: (197) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1761976)
   Exit: (198) [system] peek_char((0x55fbb4538270), ;)
   Call: (198) [system] (;)=(;)
   Exit: (198) [system] (;)=(;)
^  Call: (198) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (199) [user] read_position((0x55fbb4538270), _1766614, _1766616, _1766618, _1766620)
   Call: (200) [system] stream_property((0x55fbb4538270), position(_1766620))
   Call: (201) [system] nonvar((0x55fbb4538270))
   Exit: (201) [system] nonvar((0x55fbb4538270))
   Call: (201) [system] nonvar(position(_1766620))
   Exit: (201) [system] nonvar(position(_1766620))
   Exit: (200) [system] stream_property((0x55fbb4538270), position('$stream_position'(1021, 33, 0, 1021)))
   Call: (200) [$syspreds] stream_position_data(line_count, '$stream_position'(1021, 33, 0, 1021), _1766614)
   Call: (201) [system] nonvar(line_count)
   Exit: (201) [system] nonvar(line_count)
   Call: (201) [$syspreds] stream_position_field(line_count, _1775908)
   Exit: (201) [$syspreds] stream_position_field(line_count, 2)
   Call: (201) [system] arg(2, '$stream_position'(1021, 33, 0, 1021), _1766614)
   Exit: (201) [system] arg(2, '$stream_position'(1021, 33, 0, 1021), 33)
   Exit: (200) [$syspreds] stream_position_data(line_count, '$stream_position'(1021, 33, 0, 1021), 33)
   Call: (200) [$syspreds] stream_position_data(line_position, '$stream_position'(1021, 33, 0, 1021), _1766616)
   Call: (201) [system] nonvar(line_position)
   Exit: (201) [system] nonvar(line_position)
   Call: (201) [$syspreds] stream_position_field(line_position, _1783342)
   Exit: (201) [$syspreds] stream_position_field(line_position, 3)
   Call: (201) [system] arg(3, '$stream_position'(1021, 33, 0, 1021), _1766616)
   Exit: (201) [system] arg(3, '$stream_position'(1021, 33, 0, 1021), 0)
   Exit: (200) [$syspreds] stream_position_data(line_position, '$stream_position'(1021, 33, 0, 1021), 0)
   Call: (200) [$syspreds] stream_position_data(char_count, '$stream_position'(1021, 33, 0, 1021), _1766618)
   Call: (201) [system] nonvar(char_count)
   Exit: (201) [system] nonvar(char_count)
   Call: (201) [$syspreds] stream_position_field(char_count, _1790776)
   Exit: (201) [$syspreds] stream_position_field(char_count, 1)
   Call: (201) [system] arg(1, '$stream_position'(1021, 33, 0, 1021), _1766618)
   Exit: (201) [system] arg(1, '$stream_position'(1021, 33, 0, 1021), 1021)
   Exit: (200) [$syspreds] stream_position_data(char_count, '$stream_position'(1021, 33, 0, 1021), 1021)
^  Exit: (199) [user] read_position((0x55fbb4538270), 33, 0, 1021, '$stream_position'(1021, 33, 0, 1021))
   Call: (199) [read_util] read_util:read_line_to_string((0x55fbb4538270), _1796370)
   Call: (200) [system] read_string((0x55fbb4538270), '\n', '\r', _1797300, _1797302)
   Exit: (200) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";;")
   Call: (200) [system] 10\== -1
   Exit: (200) [system] 10\== -1
   Call: (200) [system] _1796370=";;"
   Exit: (200) [system] ";;"=";;"
   Exit: (199) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";;")
^  Call: (199) [user] assertz(metta_file_comment(33, 0, 1021, '$COMMENT'(";;", 33, 0), '$stream_position'(1021, 33, 0, 1021)))
^  Exit: (199) [user] assertz(metta_file_comment(33, 0, 1021, '$COMMENT'(";;", 33, 0), '$stream_position'(1021, 33, 0, 1021)))
^  Exit: (198) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1807558)
   Exit: (199) [system] peek_char((0x55fbb4538270), ;)
   Call: (199) [system] (;)=(;)
   Exit: (199) [system] (;)=(;)
^  Call: (199) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (200) [user] read_position((0x55fbb4538270), _1812196, _1812198, _1812200, _1812202)
   Call: (201) [system] stream_property((0x55fbb4538270), position(_1812202))
   Call: (202) [system] nonvar((0x55fbb4538270))
   Exit: (202) [system] nonvar((0x55fbb4538270))
   Call: (202) [system] nonvar(position(_1812202))
   Exit: (202) [system] nonvar(position(_1812202))
   Exit: (201) [system] stream_property((0x55fbb4538270), position('$stream_position'(1024, 34, 0, 1024)))
   Call: (201) [$syspreds] stream_position_data(line_count, '$stream_position'(1024, 34, 0, 1024), _1812196)
   Call: (202) [system] nonvar(line_count)
   Exit: (202) [system] nonvar(line_count)
   Call: (202) [$syspreds] stream_position_field(line_count, _1821490)
   Exit: (202) [$syspreds] stream_position_field(line_count, 2)
   Call: (202) [system] arg(2, '$stream_position'(1024, 34, 0, 1024), _1812196)
   Exit: (202) [system] arg(2, '$stream_position'(1024, 34, 0, 1024), 34)
   Exit: (201) [$syspreds] stream_position_data(line_count, '$stream_position'(1024, 34, 0, 1024), 34)
   Call: (201) [$syspreds] stream_position_data(line_position, '$stream_position'(1024, 34, 0, 1024), _1812198)
   Call: (202) [system] nonvar(line_position)
   Exit: (202) [system] nonvar(line_position)
   Call: (202) [$syspreds] stream_position_field(line_position, _1828924)
   Exit: (202) [$syspreds] stream_position_field(line_position, 3)
   Call: (202) [system] arg(3, '$stream_position'(1024, 34, 0, 1024), _1812198)
   Exit: (202) [system] arg(3, '$stream_position'(1024, 34, 0, 1024), 0)
   Exit: (201) [$syspreds] stream_position_data(line_position, '$stream_position'(1024, 34, 0, 1024), 0)
   Call: (201) [$syspreds] stream_position_data(char_count, '$stream_position'(1024, 34, 0, 1024), _1812200)
   Call: (202) [system] nonvar(char_count)
   Exit: (202) [system] nonvar(char_count)
   Call: (202) [$syspreds] stream_position_field(char_count, _1836358)
   Exit: (202) [$syspreds] stream_position_field(char_count, 1)
   Call: (202) [system] arg(1, '$stream_position'(1024, 34, 0, 1024), _1812200)
   Exit: (202) [system] arg(1, '$stream_position'(1024, 34, 0, 1024), 1024)
   Exit: (201) [$syspreds] stream_position_data(char_count, '$stream_position'(1024, 34, 0, 1024), 1024)
^  Exit: (200) [user] read_position((0x55fbb4538270), 34, 0, 1024, '$stream_position'(1024, 34, 0, 1024))
   Call: (200) [read_util] read_util:read_line_to_string((0x55fbb4538270), _1841952)
   Call: (201) [system] read_string((0x55fbb4538270), '\n', '\r', _1842882, _1842884)
   Exit: (201) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";; $kb: a nullary function to axiom")
   Call: (201) [system] 10\== -1
   Exit: (201) [system] 10\== -1
   Call: (201) [system] _1841952=";; $kb: a nullary function to axiom"
   Exit: (201) [system] ";; $kb: a nullary function to axiom"=";; $kb: a nullary function to axiom"
   Exit: (200) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";; $kb: a nullary function to axiom")
^  Call: (200) [user] assertz(metta_file_comment(34, 0, 1024, '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), '$stream_position'(1024, 34, 0, 1024)))
^  Exit: (200) [user] assertz(metta_file_comment(34, 0, 1024, '$COMMENT'(";; $kb: a nullary function to axiom", 34, 0), '$stream_position'(1024, 34, 0, 1024)))
^  Exit: (199) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1853148)
   Exit: (200) [system] peek_char((0x55fbb4538270), ;)
   Call: (200) [system] (;)=(;)
   Exit: (200) [system] (;)=(;)
^  Call: (200) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (201) [user] read_position((0x55fbb4538270), _1857786, _1857788, _1857790, _1857792)
   Call: (202) [system] stream_property((0x55fbb4538270), position(_1857792))
   Call: (203) [system] nonvar((0x55fbb4538270))
   Exit: (203) [system] nonvar((0x55fbb4538270))
   Call: (203) [system] nonvar(position(_1857792))
   Exit: (203) [system] nonvar(position(_1857792))
   Exit: (202) [system] stream_property((0x55fbb4538270), position('$stream_position'(1060, 35, 0, 1060)))
   Call: (202) [$syspreds] stream_position_data(line_count, '$stream_position'(1060, 35, 0, 1060), _1857786)
   Call: (203) [system] nonvar(line_count)
   Exit: (203) [system] nonvar(line_count)
   Call: (203) [$syspreds] stream_position_field(line_count, _1867080)
   Exit: (203) [$syspreds] stream_position_field(line_count, 2)
   Call: (203) [system] arg(2, '$stream_position'(1060, 35, 0, 1060), _1857786)
   Exit: (203) [system] arg(2, '$stream_position'(1060, 35, 0, 1060), 35)
   Exit: (202) [$syspreds] stream_position_data(line_count, '$stream_position'(1060, 35, 0, 1060), 35)
   Call: (202) [$syspreds] stream_position_data(line_position, '$stream_position'(1060, 35, 0, 1060), _1857788)
   Call: (203) [system] nonvar(line_position)
   Exit: (203) [system] nonvar(line_position)
   Call: (203) [$syspreds] stream_position_field(line_position, _1874514)
   Exit: (203) [$syspreds] stream_position_field(line_position, 3)
   Call: (203) [system] arg(3, '$stream_position'(1060, 35, 0, 1060), _1857788)
   Exit: (203) [system] arg(3, '$stream_position'(1060, 35, 0, 1060), 0)
   Exit: (202) [$syspreds] stream_position_data(line_position, '$stream_position'(1060, 35, 0, 1060), 0)
   Call: (202) [$syspreds] stream_position_data(char_count, '$stream_position'(1060, 35, 0, 1060), _1857790)
   Call: (203) [system] nonvar(char_count)
   Exit: (203) [system] nonvar(char_count)
   Call: (203) [$syspreds] stream_position_field(char_count, _1881948)
   Exit: (203) [$syspreds] stream_position_field(char_count, 1)
   Call: (203) [system] arg(1, '$stream_position'(1060, 35, 0, 1060), _1857790)
   Exit: (203) [system] arg(1, '$stream_position'(1060, 35, 0, 1060), 1060)
   Exit: (202) [$syspreds] stream_position_data(char_count, '$stream_position'(1060, 35, 0, 1060), 1060)
^  Exit: (201) [user] read_position((0x55fbb4538270), 35, 0, 1060, '$stream_position'(1060, 35, 0, 1060))
   Call: (201) [read_util] read_util:read_line_to_string((0x55fbb4538270), _1887542)
   Call: (202) [system] read_string((0x55fbb4538270), '\n', '\r', _1888472, _1888474)
   Exit: (202) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";;\t\t to non-deterministically pick up")
   Call: (202) [system] 10\== -1
   Exit: (202) [system] 10\== -1
   Call: (202) [system] _1887542=";;\t\t to non-deterministically pick up"
   Exit: (202) [system] ";;\t\t to non-deterministically pick up"=";;\t\t to non-deterministically pick up"
   Exit: (201) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";;\t\t to non-deterministically pick up")
^  Call: (201) [user] assertz(metta_file_comment(35, 0, 1060, '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), '$stream_position'(1060, 35, 0, 1060)))
^  Exit: (201) [user] assertz(metta_file_comment(35, 0, 1060, '$COMMENT'(";;\t\t to non-deterministically pick up", 35, 0), '$stream_position'(1060, 35, 0, 1060)))
^  Exit: (200) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1898738)
   Exit: (201) [system] peek_char((0x55fbb4538270), ;)
   Call: (201) [system] (;)=(;)
   Exit: (201) [system] (;)=(;)
^  Call: (201) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (202) [user] read_position((0x55fbb4538270), _1903376, _1903378, _1903380, _1903382)
   Call: (203) [system] stream_property((0x55fbb4538270), position(_1903382))
   Call: (204) [system] nonvar((0x55fbb4538270))
   Exit: (204) [system] nonvar((0x55fbb4538270))
   Call: (204) [system] nonvar(position(_1903382))
   Exit: (204) [system] nonvar(position(_1903382))
   Exit: (203) [system] stream_property((0x55fbb4538270), position('$stream_position'(1098, 36, 0, 1098)))
   Call: (203) [$syspreds] stream_position_data(line_count, '$stream_position'(1098, 36, 0, 1098), _1903376)
   Call: (204) [system] nonvar(line_count)
   Exit: (204) [system] nonvar(line_count)
   Call: (204) [$syspreds] stream_position_field(line_count, _1912670)
   Exit: (204) [$syspreds] stream_position_field(line_count, 2)
   Call: (204) [system] arg(2, '$stream_position'(1098, 36, 0, 1098), _1903376)
   Exit: (204) [system] arg(2, '$stream_position'(1098, 36, 0, 1098), 36)
   Exit: (203) [$syspreds] stream_position_data(line_count, '$stream_position'(1098, 36, 0, 1098), 36)
   Call: (203) [$syspreds] stream_position_data(line_position, '$stream_position'(1098, 36, 0, 1098), _1903378)
   Call: (204) [system] nonvar(line_position)
   Exit: (204) [system] nonvar(line_position)
   Call: (204) [$syspreds] stream_position_field(line_position, _1920104)
   Exit: (204) [$syspreds] stream_position_field(line_position, 3)
   Call: (204) [system] arg(3, '$stream_position'(1098, 36, 0, 1098), _1903378)
   Exit: (204) [system] arg(3, '$stream_position'(1098, 36, 0, 1098), 0)
   Exit: (203) [$syspreds] stream_position_data(line_position, '$stream_position'(1098, 36, 0, 1098), 0)
   Call: (203) [$syspreds] stream_position_data(char_count, '$stream_position'(1098, 36, 0, 1098), _1903380)
   Call: (204) [system] nonvar(char_count)
   Exit: (204) [system] nonvar(char_count)
   Call: (204) [$syspreds] stream_position_field(char_count, _1927538)
   Exit: (204) [$syspreds] stream_position_field(char_count, 1)
   Call: (204) [system] arg(1, '$stream_position'(1098, 36, 0, 1098), _1903380)
   Exit: (204) [system] arg(1, '$stream_position'(1098, 36, 0, 1098), 1098)
   Exit: (203) [$syspreds] stream_position_data(char_count, '$stream_position'(1098, 36, 0, 1098), 1098)
^  Exit: (202) [user] read_position((0x55fbb4538270), 36, 0, 1098, '$stream_position'(1098, 36, 0, 1098))
   Call: (202) [read_util] read_util:read_line_to_string((0x55fbb4538270), _1933132)
   Call: (203) [system] read_string((0x55fbb4538270), '\n', '\r', _1934062, _1934064)
   Exit: (203) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).")
   Call: (203) [system] 10\== -1
   Exit: (203) [system] 10\== -1
   Call: (203) [system] _1933132=";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE)."
   Exit: (203) [system] ";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE)."=";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE)."
   Exit: (202) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).")
^  Call: (202) [user] assertz(metta_file_comment(36, 0, 1098, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), '$stream_position'(1098, 36, 0, 1098)))
^  Exit: (202) [user] assertz(metta_file_comment(36, 0, 1098, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 36, 0), '$stream_position'(1098, 36, 0, 1098)))
^  Exit: (201) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1944336)
   Exit: (202) [system] peek_char((0x55fbb4538270), ;)
   Call: (202) [system] (;)=(;)
   Exit: (202) [system] (;)=(;)
^  Call: (202) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (203) [user] read_position((0x55fbb4538270), _1948974, _1948976, _1948978, _1948980)
   Call: (204) [system] stream_property((0x55fbb4538270), position(_1948980))
   Call: (205) [system] nonvar((0x55fbb4538270))
   Exit: (205) [system] nonvar((0x55fbb4538270))
   Call: (205) [system] nonvar(position(_1948980))
   Exit: (205) [system] nonvar(position(_1948980))
   Exit: (204) [system] stream_property((0x55fbb4538270), position('$stream_position'(1164, 37, 0, 1164)))
   Call: (204) [$syspreds] stream_position_data(line_count, '$stream_position'(1164, 37, 0, 1164), _1948974)
   Call: (205) [system] nonvar(line_count)
   Exit: (205) [system] nonvar(line_count)
   Call: (205) [$syspreds] stream_position_field(line_count, _1958268)
   Exit: (205) [$syspreds] stream_position_field(line_count, 2)
   Call: (205) [system] arg(2, '$stream_position'(1164, 37, 0, 1164), _1948974)
   Exit: (205) [system] arg(2, '$stream_position'(1164, 37, 0, 1164), 37)
   Exit: (204) [$syspreds] stream_position_data(line_count, '$stream_position'(1164, 37, 0, 1164), 37)
   Call: (204) [$syspreds] stream_position_data(line_position, '$stream_position'(1164, 37, 0, 1164), _1948976)
   Call: (205) [system] nonvar(line_position)
   Exit: (205) [system] nonvar(line_position)
   Call: (205) [$syspreds] stream_position_field(line_position, _1965702)
   Exit: (205) [$syspreds] stream_position_field(line_position, 3)
   Call: (205) [system] arg(3, '$stream_position'(1164, 37, 0, 1164), _1948976)
   Exit: (205) [system] arg(3, '$stream_position'(1164, 37, 0, 1164), 0)
   Exit: (204) [$syspreds] stream_position_data(line_position, '$stream_position'(1164, 37, 0, 1164), 0)
   Call: (204) [$syspreds] stream_position_data(char_count, '$stream_position'(1164, 37, 0, 1164), _1948978)
   Call: (205) [system] nonvar(char_count)
   Exit: (205) [system] nonvar(char_count)
   Call: (205) [$syspreds] stream_position_field(char_count, _1973136)
   Exit: (205) [$syspreds] stream_position_field(char_count, 1)
   Call: (205) [system] arg(1, '$stream_position'(1164, 37, 0, 1164), _1948978)
   Exit: (205) [system] arg(1, '$stream_position'(1164, 37, 0, 1164), 1164)
   Exit: (204) [$syspreds] stream_position_data(char_count, '$stream_position'(1164, 37, 0, 1164), 1164)
^  Exit: (203) [user] read_position((0x55fbb4538270), 37, 0, 1164, '$stream_position'(1164, 37, 0, 1164))
   Call: (203) [read_util] read_util:read_line_to_string((0x55fbb4538270), _1978730)
   Call: (204) [system] read_string((0x55fbb4538270), '\n', '\r', _1979660, _1979662)
   Exit: (204) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";;")
   Call: (204) [system] 10\== -1
   Exit: (204) [system] 10\== -1
   Call: (204) [system] _1978730=";;"
   Exit: (204) [system] ";;"=";;"
   Exit: (203) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";;")
^  Call: (203) [user] assertz(metta_file_comment(37, 0, 1164, '$COMMENT'(";;", 37, 0), '$stream_position'(1164, 37, 0, 1164)))
^  Exit: (203) [user] assertz(metta_file_comment(37, 0, 1164, '$COMMENT'(";;", 37, 0), '$stream_position'(1164, 37, 0, 1164)))
^  Exit: (202) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1989918)
   Exit: (203) [system] peek_char((0x55fbb4538270), ;)
   Call: (203) [system] (;)=(;)
   Exit: (203) [system] (;)=(;)
^  Call: (203) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (204) [user] read_position((0x55fbb4538270), _1994556, _1994558, _1994560, _1994562)
   Call: (205) [system] stream_property((0x55fbb4538270), position(_1994562))
   Call: (206) [system] nonvar((0x55fbb4538270))
   Exit: (206) [system] nonvar((0x55fbb4538270))
   Call: (206) [system] nonvar(position(_1994562))
   Exit: (206) [system] nonvar(position(_1994562))
   Exit: (205) [system] stream_property((0x55fbb4538270), position('$stream_position'(1167, 38, 0, 1167)))
   Call: (205) [$syspreds] stream_position_data(line_count, '$stream_position'(1167, 38, 0, 1167), _1994556)
   Call: (206) [system] nonvar(line_count)
   Exit: (206) [system] nonvar(line_count)
   Call: (206) [$syspreds] stream_position_field(line_count, _2003850)
   Exit: (206) [$syspreds] stream_position_field(line_count, 2)
   Call: (206) [system] arg(2, '$stream_position'(1167, 38, 0, 1167), _1994556)
   Exit: (206) [system] arg(2, '$stream_position'(1167, 38, 0, 1167), 38)
   Exit: (205) [$syspreds] stream_position_data(line_count, '$stream_position'(1167, 38, 0, 1167), 38)
   Call: (205) [$syspreds] stream_position_data(line_position, '$stream_position'(1167, 38, 0, 1167), _1994558)
   Call: (206) [system] nonvar(line_position)
   Exit: (206) [system] nonvar(line_position)
   Call: (206) [$syspreds] stream_position_field(line_position, _2011284)
   Exit: (206) [$syspreds] stream_position_field(line_position, 3)
   Call: (206) [system] arg(3, '$stream_position'(1167, 38, 0, 1167), _1994558)
   Exit: (206) [system] arg(3, '$stream_position'(1167, 38, 0, 1167), 0)
   Exit: (205) [$syspreds] stream_position_data(line_position, '$stream_position'(1167, 38, 0, 1167), 0)
   Call: (205) [$syspreds] stream_position_data(char_count, '$stream_position'(1167, 38, 0, 1167), _1994560)
   Call: (206) [system] nonvar(char_count)
   Exit: (206) [system] nonvar(char_count)
   Call: (206) [$syspreds] stream_position_field(char_count, _2018718)
   Exit: (206) [$syspreds] stream_position_field(char_count, 1)
   Call: (206) [system] arg(1, '$stream_position'(1167, 38, 0, 1167), _1994560)
   Exit: (206) [system] arg(1, '$stream_position'(1167, 38, 0, 1167), 1167)
   Exit: (205) [$syspreds] stream_position_data(char_count, '$stream_position'(1167, 38, 0, 1167), 1167)
^  Exit: (204) [user] read_position((0x55fbb4538270), 38, 0, 1167, '$stream_position'(1167, 38, 0, 1167))
   Call: (204) [read_util] read_util:read_line_to_string((0x55fbb4538270), _2024312)
   Call: (205) [system] read_string((0x55fbb4538270), '\n', '\r', _2025242, _2025244)
   Exit: (205) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";; $rb: a nullary function to rule")
   Call: (205) [system] 10\== -1
   Exit: (205) [system] 10\== -1
   Call: (205) [system] _2024312=";; $rb: a nullary function to rule"
   Exit: (205) [system] ";; $rb: a nullary function to rule"=";; $rb: a nullary function to rule"
   Exit: (204) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";; $rb: a nullary function to rule")
^  Call: (204) [user] assertz(metta_file_comment(38, 0, 1167, '$COMMENT'(";; $rb: a nullary function to rule", 38, 0), '$stream_position'(1167, 38, 0, 1167)))
^  Exit: (204) [user] assertz(metta_file_comment(38, 0, 1167, '$COMMENT'(";; $rb: a nullary function to rule", 38, 0), '$stream_position'(1167, 38, 0, 1167)))
^  Exit: (203) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _2035508)
   Exit: (204) [system] peek_char((0x55fbb4538270), ;)
   Call: (204) [system] (;)=(;)
   Exit: (204) [system] (;)=(;)
^  Call: (204) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (205) [user] read_position((0x55fbb4538270), _2040146, _2040148, _2040150, _2040152)
   Call: (206) [system] stream_property((0x55fbb4538270), position(_2040152))
   Call: (207) [system] nonvar((0x55fbb4538270))
   Exit: (207) [system] nonvar((0x55fbb4538270))
   Call: (207) [system] nonvar(position(_2040152))
   Exit: (207) [system] nonvar(position(_2040152))
   Exit: (206) [system] stream_property((0x55fbb4538270), position('$stream_position'(1202, 39, 0, 1202)))
   Call: (206) [$syspreds] stream_position_data(line_count, '$stream_position'(1202, 39, 0, 1202), _2040146)
   Call: (207) [system] nonvar(line_count)
   Exit: (207) [system] nonvar(line_count)
   Call: (207) [$syspreds] stream_position_field(line_count, _2049440)
   Exit: (207) [$syspreds] stream_position_field(line_count, 2)
   Call: (207) [system] arg(2, '$stream_position'(1202, 39, 0, 1202), _2040146)
   Exit: (207) [system] arg(2, '$stream_position'(1202, 39, 0, 1202), 39)
   Exit: (206) [$syspreds] stream_position_data(line_count, '$stream_position'(1202, 39, 0, 1202), 39)
   Call: (206) [$syspreds] stream_position_data(line_position, '$stream_position'(1202, 39, 0, 1202), _2040148)
   Call: (207) [system] nonvar(line_position)
   Exit: (207) [system] nonvar(line_position)
   Call: (207) [$syspreds] stream_position_field(line_position, _2056874)
   Exit: (207) [$syspreds] stream_position_field(line_position, 3)
   Call: (207) [system] arg(3, '$stream_position'(1202, 39, 0, 1202), _2040148)
   Exit: (207) [system] arg(3, '$stream_position'(1202, 39, 0, 1202), 0)
   Exit: (206) [$syspreds] stream_position_data(line_position, '$stream_position'(1202, 39, 0, 1202), 0)
   Call: (206) [$syspreds] stream_position_data(char_count, '$stream_position'(1202, 39, 0, 1202), _2040150)
   Call: (207) [system] nonvar(char_count)
   Exit: (207) [system] nonvar(char_count)
   Call: (207) [$syspreds] stream_position_field(char_count, _2064308)
   Exit: (207) [$syspreds] stream_position_field(char_count, 1)
   Call: (207) [system] arg(1, '$stream_position'(1202, 39, 0, 1202), _2040150)
   Exit: (207) [system] arg(1, '$stream_position'(1202, 39, 0, 1202), 1202)
   Exit: (206) [$syspreds] stream_position_data(char_count, '$stream_position'(1202, 39, 0, 1202), 1202)
^  Exit: (205) [user] read_position((0x55fbb4538270), 39, 0, 1202, '$stream_position'(1202, 39, 0, 1202))
   Call: (205) [read_util] read_util:read_line_to_string((0x55fbb4538270), _2069902)
   Call: (206) [system] read_string((0x55fbb4538270), '\n', '\r', _2070832, _2070834)
   Exit: (206) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";;\t\t to non-deterministically pick up a")
   Call: (206) [system] 10\== -1
   Exit: (206) [system] 10\== -1
   Call: (206) [system] _2069902=";;\t\t to non-deterministically pick up a"
   Exit: (206) [system] ";;\t\t to non-deterministically pick up a"=";;\t\t to non-deterministically pick up a"
   Exit: (205) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";;\t\t to non-deterministically pick up a")
^  Call: (205) [user] assertz(metta_file_comment(39, 0, 1202, '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), '$stream_position'(1202, 39, 0, 1202)))
^  Exit: (205) [user] assertz(metta_file_comment(39, 0, 1202, '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), '$stream_position'(1202, 39, 0, 1202)))
^  Exit: (204) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _2081100)
   Exit: (205) [system] peek_char((0x55fbb4538270), ;)
   Call: (205) [system] (;)=(;)
   Exit: (205) [system] (;)=(;)
^  Call: (205) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (206) [user] read_position((0x55fbb4538270), _2085738, _2085740, _2085742, _2085744)
   Call: (207) [system] stream_property((0x55fbb4538270), position(_2085744))
   Call: (208) [system] nonvar((0x55fbb4538270))
   Exit: (208) [system] nonvar((0x55fbb4538270))
   Call: (208) [system] nonvar(position(_2085744))
   Exit: (208) [system] nonvar(position(_2085744))
   Exit: (207) [system] stream_property((0x55fbb4538270), position('$stream_position'(1242, 40, 0, 1242)))
   Call: (207) [$syspreds] stream_position_data(line_count, '$stream_position'(1242, 40, 0, 1242), _2085738)
   Call: (208) [system] nonvar(line_count)
   Exit: (208) [system] nonvar(line_count)
   Call: (208) [$syspreds] stream_position_field(line_count, _2095032)
   Exit: (208) [$syspreds] stream_position_field(line_count, 2)
   Call: (208) [system] arg(2, '$stream_position'(1242, 40, 0, 1242), _3398)
   Exit: (208) [system] arg(2, '$stream_position'(1242, 40, 0, 1242), 40)
   Exit: (207) [$syspreds] stream_position_data(line_count, '$stream_position'(1242, 40, 0, 1242), 40)
   Call: (207) [$syspreds] stream_position_data(line_position, '$stream_position'(1242, 40, 0, 1242), _3400)
   Call: (208) [system] nonvar(line_position)
   Exit: (208) [system] nonvar(line_position)
   Call: (208) [$syspreds] stream_position_field(line_position, _8940)
   Exit: (208) [$syspreds] stream_position_field(line_position, 3)
   Call: (208) [system] arg(3, '$stream_position'(1242, 40, 0, 1242), _3400)
   Exit: (208) [system] arg(3, '$stream_position'(1242, 40, 0, 1242), 0)
   Exit: (207) [$syspreds] stream_position_data(line_position, '$stream_position'(1242, 40, 0, 1242), 0)
   Call: (207) [$syspreds] stream_position_data(char_count, '$stream_position'(1242, 40, 0, 1242), _3402)
   Call: (208) [system] nonvar(char_count)
   Exit: (208) [system] nonvar(char_count)
   Call: (208) [$syspreds] stream_position_field(char_count, _16374)
   Exit: (208) [$syspreds] stream_position_field(char_count, 1)
   Call: (208) [system] arg(1, '$stream_position'(1242, 40, 0, 1242), _3402)
   Exit: (208) [system] arg(1, '$stream_position'(1242, 40, 0, 1242), 1242)
   Exit: (207) [$syspreds] stream_position_data(char_count, '$stream_position'(1242, 40, 0, 1242), 1242)
^  Exit: (206) [user] read_position((0x55fbb4538270), 40, 0, 1242, '$stream_position'(1242, 40, 0, 1242))
   Call: (206) [read_util] read_util:read_line_to_string((0x55fbb4538270), _21968)
   Call: (207) [system] read_string((0x55fbb4538270), '\n', '\r', _22898, _22900)
   Exit: (207) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";;      rule.  A rule is a function mapping premises to conclusion")
   Call: (207) [system] 10\== -1
   Exit: (207) [system] 10\== -1
   Call: (207) [system] _21968=";;      rule.  A rule is a function mapping premises to conclusion"
   Exit: (207) [system] ";;      rule.  A rule is a function mapping premises to conclusion"=";;      rule.  A rule is a function mapping premises to conclusion"
   Exit: (206) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";;      rule.  A rule is a function mapping premises to conclusion")
^  Call: (206) [user] assertz(metta_file_comment(40, 0, 1242, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), '$stream_position'(1242, 40, 0, 1242)))
^  Exit: (206) [user] assertz(metta_file_comment(40, 0, 1242, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), '$stream_position'(1242, 40, 0, 1242)))
^  Exit: (205) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _33172)
   Exit: (206) [system] peek_char((0x55fbb4538270), ;)
   Call: (206) [system] (;)=(;)
   Exit: (206) [system] (;)=(;)
^  Call: (206) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (207) [user] read_position((0x55fbb4538270), _37810, _37812, _37814, _37816)
   Call: (208) [system] stream_property((0x55fbb4538270), position(_37816))
   Call: (209) [system] nonvar((0x55fbb4538270))
   Exit: (209) [system] nonvar((0x55fbb4538270))
   Call: (209) [system] nonvar(position(_37816))
   Exit: (209) [system] nonvar(position(_37816))
   Exit: (208) [system] stream_property((0x55fbb4538270), position('$stream_position'(1309, 41, 0, 1309)))
   Call: (208) [$syspreds] stream_position_data(line_count, '$stream_position'(1309, 41, 0, 1309), _37810)
   Call: (209) [system] nonvar(line_count)
   Exit: (209) [system] nonvar(line_count)
   Call: (209) [$syspreds] stream_position_field(line_count, _47104)
   Exit: (209) [$syspreds] stream_position_field(line_count, 2)
   Call: (209) [system] arg(2, '$stream_position'(1309, 41, 0, 1309), _37810)
   Exit: (209) [system] arg(2, '$stream_position'(1309, 41, 0, 1309), 41)
   Exit: (208) [$syspreds] stream_position_data(line_count, '$stream_position'(1309, 41, 0, 1309), 41)
   Call: (208) [$syspreds] stream_position_data(line_position, '$stream_position'(1309, 41, 0, 1309), _37812)
   Call: (209) [system] nonvar(line_position)
   Exit: (209) [system] nonvar(line_position)
   Call: (209) [$syspreds] stream_position_field(line_position, _54538)
   Exit: (209) [$syspreds] stream_position_field(line_position, 3)
   Call: (209) [system] arg(3, '$stream_position'(1309, 41, 0, 1309), _37812)
   Exit: (209) [system] arg(3, '$stream_position'(1309, 41, 0, 1309), 0)
   Exit: (208) [$syspreds] stream_position_data(line_position, '$stream_position'(1309, 41, 0, 1309), 0)
   Call: (208) [$syspreds] stream_position_data(char_count, '$stream_position'(1309, 41, 0, 1309), _37814)
   Call: (209) [system] nonvar(char_count)
   Exit: (209) [system] nonvar(char_count)
   Call: (209) [$syspreds] stream_position_field(char_count, _61972)
   Exit: (209) [$syspreds] stream_position_field(char_count, 1)
   Call: (209) [system] arg(1, '$stream_position'(1309, 41, 0, 1309), _37814)
   Exit: (209) [system] arg(1, '$stream_position'(1309, 41, 0, 1309), 1309)
   Exit: (208) [$syspreds] stream_position_data(char_count, '$stream_position'(1309, 41, 0, 1309), 1309)
^  Exit: (207) [user] read_position((0x55fbb4538270), 41, 0, 1309, '$stream_position'(1309, 41, 0, 1309))
   Call: (207) [read_util] read_util:read_line_to_string((0x55fbb4538270), _67566)
   Call: (208) [system] read_string((0x55fbb4538270), '\n', '\r', _68496, _68498)
   Exit: (208) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";;\t\t")
   Call: (208) [system] 10\== -1
   Exit: (208) [system] 10\== -1
   Call: (208) [system] _67566=";;\t\t"
   Exit: (208) [system] ";;\t\t"=";;\t\t"
   Exit: (207) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";;\t\t")
^  Call: (207) [user] assertz(metta_file_comment(41, 0, 1309, '$COMMENT'(";;\t\t", 41, 0), '$stream_position'(1309, 41, 0, 1309)))
^  Exit: (207) [user] assertz(metta_file_comment(41, 0, 1309, '$COMMENT'(";;\t\t", 41, 0), '$stream_position'(1309, 41, 0, 1309)))
^  Exit: (206) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _78754)
   Exit: (207) [system] peek_char((0x55fbb4538270), ;)
   Call: (207) [system] (;)=(;)
   Exit: (207) [system] (;)=(;)
^  Call: (207) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (208) [user] read_position((0x55fbb4538270), _83392, _83394, _83396, _83398)
   Call: (209) [system] stream_property((0x55fbb4538270), position(_83398))
   Call: (210) [system] nonvar((0x55fbb4538270))
   Exit: (210) [system] nonvar((0x55fbb4538270))
   Call: (210) [system] nonvar(position(_83398))
   Exit: (210) [system] nonvar(position(_83398))
   Exit: (209) [system] stream_property((0x55fbb4538270), position('$stream_position'(1314, 42, 0, 1314)))
   Call: (209) [$syspreds] stream_position_data(line_count, '$stream_position'(1314, 42, 0, 1314), _83392)
   Call: (210) [system] nonvar(line_count)
   Exit: (210) [system] nonvar(line_count)
   Call: (210) [$syspreds] stream_position_field(line_count, _92686)
   Exit: (210) [$syspreds] stream_position_field(line_count, 2)
   Call: (210) [system] arg(2, '$stream_position'(1314, 42, 0, 1314), _83392)
   Exit: (210) [system] arg(2, '$stream_position'(1314, 42, 0, 1314), 42)
   Exit: (209) [$syspreds] stream_position_data(line_count, '$stream_position'(1314, 42, 0, 1314), 42)
   Call: (209) [$syspreds] stream_position_data(line_position, '$stream_position'(1314, 42, 0, 1314), _83394)
   Call: (210) [system] nonvar(line_position)
   Exit: (210) [system] nonvar(line_position)
   Call: (210) [$syspreds] stream_position_field(line_position, _100120)
   Exit: (210) [$syspreds] stream_position_field(line_position, 3)
   Call: (210) [system] arg(3, '$stream_position'(1314, 42, 0, 1314), _83394)
   Exit: (210) [system] arg(3, '$stream_position'(1314, 42, 0, 1314), 0)
   Exit: (209) [$syspreds] stream_position_data(line_position, '$stream_position'(1314, 42, 0, 1314), 0)
   Call: (209) [$syspreds] stream_position_data(char_count, '$stream_position'(1314, 42, 0, 1314), _83396)
   Call: (210) [system] nonvar(char_count)
   Exit: (210) [system] nonvar(char_count)
   Call: (210) [$syspreds] stream_position_field(char_count, _107554)
   Exit: (210) [$syspreds] stream_position_field(char_count, 1)
   Call: (210) [system] arg(1, '$stream_position'(1314, 42, 0, 1314), _83396)
   Exit: (210) [system] arg(1, '$stream_position'(1314, 42, 0, 1314), 1314)
   Exit: (209) [$syspreds] stream_position_data(char_count, '$stream_position'(1314, 42, 0, 1314), 1314)
^  Exit: (208) [user] read_position((0x55fbb4538270), 42, 0, 1314, '$stream_position'(1314, 42, 0, 1314))
   Call: (208) [read_util] read_util:read_line_to_string((0x55fbb4538270), _113148)
   Call: (209) [system] read_string((0x55fbb4538270), '\n', '\r', _114078, _114080)
   Exit: (209) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";;      where premises and conclusion have the form (: TERM TYPE).")
   Call: (209) [system] 10\== -1
   Exit: (209) [system] 10\== -1
   Call: (209) [system] _113148=";;      where premises and conclusion have the form (: TERM TYPE)."
   Exit: (209) [system] ";;      where premises and conclusion have the form (: TERM TYPE)."=";;      where premises and conclusion have the form (: TERM TYPE)."
   Exit: (208) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";;      where premises and conclusion have the form (: TERM TYPE).")
^  Call: (208) [user] assertz(metta_file_comment(42, 0, 1314, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), '$stream_position'(1314, 42, 0, 1314)))
^  Exit: (208) [user] assertz(metta_file_comment(42, 0, 1314, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), '$stream_position'(1314, 42, 0, 1314)))
^  Exit: (207) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _124352)
   Exit: (208) [system] peek_char((0x55fbb4538270), ;)
   Call: (208) [system] (;)=(;)
   Exit: (208) [system] (;)=(;)
^  Call: (208) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (209) [user] read_position((0x55fbb4538270), _128990, _128992, _128994, _128996)
   Call: (210) [system] stream_property((0x55fbb4538270), position(_128996))
   Call: (211) [system] nonvar((0x55fbb4538270))
   Exit: (211) [system] nonvar((0x55fbb4538270))
   Call: (211) [system] nonvar(position(_128996))
   Exit: (211) [system] nonvar(position(_128996))
   Exit: (210) [system] stream_property((0x55fbb4538270), position('$stream_position'(1381, 43, 0, 1381)))
   Call: (210) [$syspreds] stream_position_data(line_count, '$stream_position'(1381, 43, 0, 1381), _128990)
   Call: (211) [system] nonvar(line_count)
   Exit: (211) [system] nonvar(line_count)
   Call: (211) [$syspreds] stream_position_field(line_count, _138284)
   Exit: (211) [$syspreds] stream_position_field(line_count, 2)
   Call: (211) [system] arg(2, '$stream_position'(1381, 43, 0, 1381), _128990)
   Exit: (211) [system] arg(2, '$stream_position'(1381, 43, 0, 1381), 43)
   Exit: (210) [$syspreds] stream_position_data(line_count, '$stream_position'(1381, 43, 0, 1381), 43)
   Call: (210) [$syspreds] stream_position_data(line_position, '$stream_position'(1381, 43, 0, 1381), _128992)
   Call: (211) [system] nonvar(line_position)
   Exit: (211) [system] nonvar(line_position)
   Call: (211) [$syspreds] stream_position_field(line_position, _145718)
   Exit: (211) [$syspreds] stream_position_field(line_position, 3)
   Call: (211) [system] arg(3, '$stream_position'(1381, 43, 0, 1381), _128992)
   Exit: (211) [system] arg(3, '$stream_position'(1381, 43, 0, 1381), 0)
   Exit: (210) [$syspreds] stream_position_data(line_position, '$stream_position'(1381, 43, 0, 1381), 0)
   Call: (210) [$syspreds] stream_position_data(char_count, '$stream_position'(1381, 43, 0, 1381), _128994)
   Call: (211) [system] nonvar(char_count)
   Exit: (211) [system] nonvar(char_count)
   Call: (211) [$syspreds] stream_position_field(char_count, _153152)
   Exit: (211) [$syspreds] stream_position_field(char_count, 1)
   Call: (211) [system] arg(1, '$stream_position'(1381, 43, 0, 1381), _128994)
   Exit: (211) [system] arg(1, '$stream_position'(1381, 43, 0, 1381), 1381)
   Exit: (210) [$syspreds] stream_position_data(char_count, '$stream_position'(1381, 43, 0, 1381), 1381)
^  Exit: (209) [user] read_position((0x55fbb4538270), 43, 0, 1381, '$stream_position'(1381, 43, 0, 1381))
   Call: (209) [read_util] read_util:read_line_to_string((0x55fbb4538270), _158746)
   Call: (210) [system] read_string((0x55fbb4538270), '\n', '\r', _159676, _159678)
   Exit: (210) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";;")
   Call: (210) [system] 10\== -1
   Exit: (210) [system] 10\== -1
   Call: (210) [system] _158746=";;"
   Exit: (210) [system] ";;"=";;"
   Exit: (209) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";;")
^  Call: (209) [user] assertz(metta_file_comment(43, 0, 1381, '$COMMENT'(";;", 43, 0), '$stream_position'(1381, 43, 0, 1381)))
^  Exit: (209) [user] assertz(metta_file_comment(43, 0, 1381, '$COMMENT'(";;", 43, 0), '$stream_position'(1381, 43, 0, 1381)))
^  Exit: (208) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _169934)
   Exit: (209) [system] peek_char((0x55fbb4538270), ;)
   Call: (209) [system] (;)=(;)
   Exit: (209) [system] (;)=(;)
^  Call: (209) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (210) [user] read_position((0x55fbb4538270), _174572, _174574, _174576, _174578)
   Call: (211) [system] stream_property((0x55fbb4538270), position(_174578))
   Call: (212) [system] nonvar((0x55fbb4538270))
   Exit: (212) [system] nonvar((0x55fbb4538270))
   Call: (212) [system] nonvar(position(_174578))
   Exit: (212) [system] nonvar(position(_174578))
   Exit: (211) [system] stream_property((0x55fbb4538270), position('$stream_position'(1384, 44, 0, 1384)))
   Call: (211) [$syspreds] stream_position_data(line_count, '$stream_position'(1384, 44, 0, 1384), _174572)
   Call: (212) [system] nonvar(line_count)
   Exit: (212) [system] nonvar(line_count)
   Call: (212) [$syspreds] stream_position_field(line_count, _183866)
   Exit: (212) [$syspreds] stream_position_field(line_count, 2)
   Call: (212) [system] arg(2, '$stream_position'(1384, 44, 0, 1384), _174572)
   Exit: (212) [system] arg(2, '$stream_position'(1384, 44, 0, 1384), 44)
   Exit: (211) [$syspreds] stream_position_data(line_count, '$stream_position'(1384, 44, 0, 1384), 44)
   Call: (211) [$syspreds] stream_position_data(line_position, '$stream_position'(1384, 44, 0, 1384), _174574)
   Call: (212) [system] nonvar(line_position)
   Exit: (212) [system] nonvar(line_position)
   Call: (212) [$syspreds] stream_position_field(line_position, _191300)
   Exit: (212) [$syspreds] stream_position_field(line_position, 3)
   Call: (212) [system] arg(3, '$stream_position'(1384, 44, 0, 1384), _174574)
   Exit: (212) [system] arg(3, '$stream_position'(1384, 44, 0, 1384), 0)
   Exit: (211) [$syspreds] stream_position_data(line_position, '$stream_position'(1384, 44, 0, 1384), 0)
   Call: (211) [$syspreds] stream_position_data(char_count, '$stream_position'(1384, 44, 0, 1384), _174576)
   Call: (212) [system] nonvar(char_count)
   Exit: (212) [system] nonvar(char_count)
   Call: (212) [$syspreds] stream_position_field(char_count, _198734)
   Exit: (212) [$syspreds] stream_position_field(char_count, 1)
   Call: (212) [system] arg(1, '$stream_position'(1384, 44, 0, 1384), _174576)
   Exit: (212) [system] arg(1, '$stream_position'(1384, 44, 0, 1384), 1384)
   Exit: (211) [$syspreds] stream_position_data(char_count, '$stream_position'(1384, 44, 0, 1384), 1384)
^  Exit: (210) [user] read_position((0x55fbb4538270), 44, 0, 1384, '$stream_position'(1384, 44, 0, 1384))
   Call: (210) [read_util] read_util:read_line_to_string((0x55fbb4538270), _204328)
   Call: (211) [system] read_string((0x55fbb4538270), '\n', '\r', _205258, _205260)
   Exit: (211) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";; $depth: a Nat representing the maximum depth of the generated")
   Call: (211) [system] 10\== -1
   Exit: (211) [system] 10\== -1
   Call: (211) [system] _204328=";; $depth: a Nat representing the maximum depth of the generated"
   Exit: (211) [system] ";; $depth: a Nat representing the maximum depth of the generated"=";; $depth: a Nat representing the maximum depth of the generated"
   Exit: (210) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";; $depth: a Nat representing the maximum depth of the generated")
^  Call: (210) [user] assertz(metta_file_comment(44, 0, 1384, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), '$stream_position'(1384, 44, 0, 1384)))
^  Exit: (210) [user] assertz(metta_file_comment(44, 0, 1384, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), '$stream_position'(1384, 44, 0, 1384)))
^  Exit: (209) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _215532)
   Exit: (210) [system] peek_char((0x55fbb4538270), ;)
   Call: (210) [system] (;)=(;)
   Exit: (210) [system] (;)=(;)
^  Call: (210) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (211) [user] read_position((0x55fbb4538270), _220170, _220172, _220174, _220176)
   Call: (212) [system] stream_property((0x55fbb4538270), position(_220176))
   Call: (213) [system] nonvar((0x55fbb4538270))
   Exit: (213) [system] nonvar((0x55fbb4538270))
   Call: (213) [system] nonvar(position(_220176))
   Exit: (213) [system] nonvar(position(_220176))
   Exit: (212) [system] stream_property((0x55fbb4538270), position('$stream_position'(1449, 45, 0, 1449)))
   Call: (212) [$syspreds] stream_position_data(line_count, '$stream_position'(1449, 45, 0, 1449), _220170)
   Call: (213) [system] nonvar(line_count)
   Exit: (213) [system] nonvar(line_count)
   Call: (213) [$syspreds] stream_position_field(line_count, _229464)
   Exit: (213) [$syspreds] stream_position_field(line_count, 2)
   Call: (213) [system] arg(2, '$stream_position'(1449, 45, 0, 1449), _220170)
   Exit: (213) [system] arg(2, '$stream_position'(1449, 45, 0, 1449), 45)
   Exit: (212) [$syspreds] stream_position_data(line_count, '$stream_position'(1449, 45, 0, 1449), 45)
   Call: (212) [$syspreds] stream_position_data(line_position, '$stream_position'(1449, 45, 0, 1449), _220172)
   Call: (213) [system] nonvar(line_position)
   Exit: (213) [system] nonvar(line_position)
   Call: (213) [$syspreds] stream_position_field(line_position, _236898)
   Exit: (213) [$syspreds] stream_position_field(line_position, 3)
   Call: (213) [system] arg(3, '$stream_position'(1449, 45, 0, 1449), _220172)
   Exit: (213) [system] arg(3, '$stream_position'(1449, 45, 0, 1449), 0)
   Exit: (212) [$syspreds] stream_position_data(line_position, '$stream_position'(1449, 45, 0, 1449), 0)
   Call: (212) [$syspreds] stream_position_data(char_count, '$stream_position'(1449, 45, 0, 1449), _220174)
   Call: (213) [system] nonvar(char_count)
   Exit: (213) [system] nonvar(char_count)
   Call: (213) [$syspreds] stream_position_field(char_count, _244332)
   Exit: (213) [$syspreds] stream_position_field(char_count, 1)
   Call: (213) [system] arg(1, '$stream_position'(1449, 45, 0, 1449), _220174)
   Exit: (213) [system] arg(1, '$stream_position'(1449, 45, 0, 1449), 1449)
   Exit: (212) [$syspreds] stream_position_data(char_count, '$stream_position'(1449, 45, 0, 1449), 1449)
^  Exit: (211) [user] read_position((0x55fbb4538270), 45, 0, 1449, '$stream_position'(1449, 45, 0, 1449))
   Call: (211) [read_util] read_util:read_line_to_string((0x55fbb4538270), _249926)
   Call: (212) [system] read_string((0x55fbb4538270), '\n', '\r', _250856, _250858)
   Exit: (212) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";;         programs.")
   Call: (212) [system] 10\== -1
   Exit: (212) [system] 10\== -1
   Call: (212) [system] _249926=";;         programs."
   Exit: (212) [system] ";;         programs."=";;         programs."
   Exit: (211) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";;         programs.")
^  Call: (211) [user] assertz(metta_file_comment(45, 0, 1449, '$COMMENT'(";;         programs.", 45, 0), '$stream_position'(1449, 45, 0, 1449)))
^  Exit: (211) [user] assertz(metta_file_comment(45, 0, 1449, '$COMMENT'(";;         programs.", 45, 0), '$stream_position'(1449, 45, 0, 1449)))
^  Exit: (210) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _261118)
   Exit: (211) [system] peek_char((0x55fbb4538270), ;)
   Call: (211) [system] (;)=(;)
   Exit: (211) [system] (;)=(;)
^  Call: (211) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (212) [user] read_position((0x55fbb4538270), _265756, _265758, _265760, _265762)
   Call: (213) [system] stream_property((0x55fbb4538270), position(_265762))
   Call: (214) [system] nonvar((0x55fbb4538270))
   Exit: (214) [system] nonvar((0x55fbb4538270))
   Call: (214) [system] nonvar(position(_265762))
   Exit: (214) [system] nonvar(position(_265762))
   Exit: (213) [system] stream_property((0x55fbb4538270), position('$stream_position'(1470, 46, 0, 1470)))
   Call: (213) [$syspreds] stream_position_data(line_count, '$stream_position'(1470, 46, 0, 1470), _265756)
   Call: (214) [system] nonvar(line_count)
   Exit: (214) [system] nonvar(line_count)
   Call: (214) [$syspreds] stream_position_field(line_count, _275050)
   Exit: (214) [$syspreds] stream_position_field(line_count, 2)
   Call: (214) [system] arg(2, '$stream_position'(1470, 46, 0, 1470), _265756)
   Exit: (214) [system] arg(2, '$stream_position'(1470, 46, 0, 1470), 46)
   Exit: (213) [$syspreds] stream_position_data(line_count, '$stream_position'(1470, 46, 0, 1470), 46)
   Call: (213) [$syspreds] stream_position_data(line_position, '$stream_position'(1470, 46, 0, 1470), _265758)
   Call: (214) [system] nonvar(line_position)
   Exit: (214) [system] nonvar(line_position)
   Call: (214) [$syspreds] stream_position_field(line_position, _282484)
   Exit: (214) [$syspreds] stream_position_field(line_position, 3)
   Call: (214) [system] arg(3, '$stream_position'(1470, 46, 0, 1470), _265758)
   Exit: (214) [system] arg(3, '$stream_position'(1470, 46, 0, 1470), 0)
   Exit: (213) [$syspreds] stream_position_data(line_position, '$stream_position'(1470, 46, 0, 1470), 0)
   Call: (213) [$syspreds] stream_position_data(char_count, '$stream_position'(1470, 46, 0, 1470), _265760)
   Call: (214) [system] nonvar(char_count)
   Exit: (214) [system] nonvar(char_count)
   Call: (214) [$syspreds] stream_position_field(char_count, _289918)
   Exit: (214) [$syspreds] stream_position_field(char_count, 1)
   Call: (214) [system] arg(1, '$stream_position'(1470, 46, 0, 1470), _265760)
   Exit: (214) [system] arg(1, '$stream_position'(1470, 46, 0, 1470), 1470)
   Exit: (213) [$syspreds] stream_position_data(char_count, '$stream_position'(1470, 46, 0, 1470), 1470)
^  Exit: (212) [user] read_position((0x55fbb4538270), 46, 0, 1470, '$stream_position'(1470, 46, 0, 1470))
   Call: (212) [read_util] read_util:read_line_to_string((0x55fbb4538270), _295512)
   Call: (213) [system] read_string((0x55fbb4538270), '\n', '\r', _296442, _296444)
   Exit: (213) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";;")
   Call: (213) [system] 10\== -1
   Exit: (213) [system] 10\== -1
   Call: (213) [system] _295512=";;"
   Exit: (213) [system] ";;"=";;"
   Exit: (212) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";;")
^  Call: (212) [user] assertz(metta_file_comment(46, 0, 1470, '$COMMENT'(";;", 46, 0), '$stream_position'(1470, 46, 0, 1470)))
^  Exit: (212) [user] assertz(metta_file_comment(46, 0, 1470, '$COMMENT'(";;", 46, 0), '$stream_position'(1470, 46, 0, 1470)))
^  Exit: (211) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _306700)
   Exit: (212) [system] peek_char((0x55fbb4538270), ;)
   Call: (212) [system] (;)=(;)
   Exit: (212) [system] (;)=(;)
^  Call: (212) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (213) [user] read_position((0x55fbb4538270), _311338, _311340, _311342, _311344)
   Call: (214) [system] stream_property((0x55fbb4538270), position(_311344))
   Call: (215) [system] nonvar((0x55fbb4538270))
   Exit: (215) [system] nonvar((0x55fbb4538270))
   Call: (215) [system] nonvar(position(_311344))
   Exit: (215) [system] nonvar(position(_311344))
   Exit: (214) [system] stream_property((0x55fbb4538270), position('$stream_position'(1473, 47, 0, 1473)))
   Call: (214) [$syspreds] stream_position_data(line_count, '$stream_position'(1473, 47, 0, 1473), _311338)
   Call: (215) [system] nonvar(line_count)
   Exit: (215) [system] nonvar(line_count)
   Call: (215) [$syspreds] stream_position_field(line_count, _320632)
   Exit: (215) [$syspreds] stream_position_field(line_count, 2)
   Call: (215) [system] arg(2, '$stream_position'(1473, 47, 0, 1473), _311338)
   Exit: (215) [system] arg(2, '$stream_position'(1473, 47, 0, 1473), 47)
   Exit: (214) [$syspreds] stream_position_data(line_count, '$stream_position'(1473, 47, 0, 1473), 47)
   Call: (214) [$syspreds] stream_position_data(line_position, '$stream_position'(1473, 47, 0, 1473), _311340)
   Call: (215) [system] nonvar(line_position)
   Exit: (215) [system] nonvar(line_position)
   Call: (215) [$syspreds] stream_position_field(line_position, _328066)
   Exit: (215) [$syspreds] stream_position_field(line_position, 3)
   Call: (215) [system] arg(3, '$stream_position'(1473, 47, 0, 1473), _311340)
   Exit: (215) [system] arg(3, '$stream_position'(1473, 47, 0, 1473), 0)
   Exit: (214) [$syspreds] stream_position_data(line_position, '$stream_position'(1473, 47, 0, 1473), 0)
   Call: (214) [$syspreds] stream_position_data(char_count, '$stream_position'(1473, 47, 0, 1473), _311342)
   Call: (215) [system] nonvar(char_count)
   Exit: (215) [system] nonvar(char_count)
   Call: (215) [$syspreds] stream_position_field(char_count, _335500)
   Exit: (215) [$syspreds] stream_position_field(char_count, 1)
   Call: (215) [system] arg(1, '$stream_position'(1473, 47, 0, 1473), _311342)
   Exit: (215) [system] arg(1, '$stream_position'(1473, 47, 0, 1473), 1473)
   Exit: (214) [$syspreds] stream_position_data(char_count, '$stream_position'(1473, 47, 0, 1473), 1473)
^  Exit: (213) [user] read_position((0x55fbb4538270), 47, 0, 1473, '$stream_position'(1473, 47, 0, 1473))
   Call: (213) [read_util] read_util:read_line_to_string((0x55fbb4538270), _341094)
   Call: (214) [system] read_string((0x55fbb4538270), '\n', '\r', _342024, _342026)
   Exit: (214) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";; TODO: recurse over curried rules instead of duplicating code over")
   Call: (214) [system] 10\== -1
   Exit: (214) [system] 10\== -1
   Call: (214) [system] _341094=";; TODO: recurse over curried rules instead of duplicating code over"
   Exit: (214) [system] ";; TODO: recurse over curried rules instead of duplicating code over"=";; TODO: recurse over curried rules instead of duplicating code over"
   Exit: (213) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";; TODO: recurse over curried rules instead of duplicating code over")
^  Call: (213) [user] assertz(metta_file_comment(47, 0, 1473, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), '$stream_position'(1473, 47, 0, 1473)))
^  Exit: (213) [user] assertz(metta_file_comment(47, 0, 1473, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), '$stream_position'(1473, 47, 0, 1473)))
^  Exit: (212) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _352298)
   Exit: (213) [system] peek_char((0x55fbb4538270), ;)
   Call: (213) [system] (;)=(;)
   Exit: (213) [system] (;)=(;)
^  Call: (213) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (214) [user] read_position((0x55fbb4538270), _356936, _356938, _356940, _356942)
   Call: (215) [system] stream_property((0x55fbb4538270), position(_356942))
   Call: (216) [system] nonvar((0x55fbb4538270))
   Exit: (216) [system] nonvar((0x55fbb4538270))
   Call: (216) [system] nonvar(position(_356942))
   Exit: (216) [system] nonvar(position(_356942))
   Exit: (215) [system] stream_property((0x55fbb4538270), position('$stream_position'(1542, 48, 0, 1542)))
   Call: (215) [$syspreds] stream_position_data(line_count, '$stream_position'(1542, 48, 0, 1542), _356936)
   Call: (216) [system] nonvar(line_count)
   Exit: (216) [system] nonvar(line_count)
   Call: (216) [$syspreds] stream_position_field(line_count, _366230)
   Exit: (216) [$syspreds] stream_position_field(line_count, 2)
   Call: (216) [system] arg(2, '$stream_position'(1542, 48, 0, 1542), _356936)
   Exit: (216) [system] arg(2, '$stream_position'(1542, 48, 0, 1542), 48)
   Exit: (215) [$syspreds] stream_position_data(line_count, '$stream_position'(1542, 48, 0, 1542), 48)
   Call: (215) [$syspreds] stream_position_data(line_position, '$stream_position'(1542, 48, 0, 1542), _356938)
   Call: (216) [system] nonvar(line_position)
   Exit: (216) [system] nonvar(line_position)
   Call: (216) [$syspreds] stream_position_field(line_position, _373664)
   Exit: (216) [$syspreds] stream_position_field(line_position, 3)
   Call: (216) [system] arg(3, '$stream_position'(1542, 48, 0, 1542), _356938)
   Exit: (216) [system] arg(3, '$stream_position'(1542, 48, 0, 1542), 0)
   Exit: (215) [$syspreds] stream_position_data(line_position, '$stream_position'(1542, 48, 0, 1542), 0)
   Call: (215) [$syspreds] stream_position_data(char_count, '$stream_position'(1542, 48, 0, 1542), _356940)
   Call: (216) [system] nonvar(char_count)
   Exit: (216) [system] nonvar(char_count)
   Call: (216) [$syspreds] stream_position_field(char_count, _381098)
   Exit: (216) [$syspreds] stream_position_field(char_count, 1)
   Call: (216) [system] arg(1, '$stream_position'(1542, 48, 0, 1542), _356940)
   Exit: (216) [system] arg(1, '$stream_position'(1542, 48, 0, 1542), 1542)
   Exit: (215) [$syspreds] stream_position_data(char_count, '$stream_position'(1542, 48, 0, 1542), 1542)
^  Exit: (214) [user] read_position((0x55fbb4538270), 48, 0, 1542, '$stream_position'(1542, 48, 0, 1542))
   Call: (214) [read_util] read_util:read_line_to_string((0x55fbb4538270), _386692)
   Call: (215) [system] read_string((0x55fbb4538270), '\n', '\r', _387622, _387624)
   Exit: (215) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";; tuples.")
   Call: (215) [system] 10\== -1
   Exit: (215) [system] 10\== -1
   Call: (215) [system] _386692=";; tuples."
   Exit: (215) [system] ";; tuples."=";; tuples."
   Exit: (214) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";; tuples.")
^  Call: (214) [user] assertz(metta_file_comment(48, 0, 1542, '$COMMENT'(";; tuples.", 48, 0), '$stream_position'(1542, 48, 0, 1542)))
^  Exit: (214) [user] assertz(metta_file_comment(48, 0, 1542, '$COMMENT'(";; tuples.", 48, 0), '$stream_position'(1542, 48, 0, 1542)))
^  Exit: (213) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _397882)
   Exit: (214) [system] peek_char((0x55fbb4538270), '(')
   Call: (214) [system] '('=(;)
   Fail: (214) [system] '('=(;)
   Call: (214) [system] '('=(/)
   Fail: (214) [system] '('=(/)
^  Call: (214) [user] is_like_space('(')
   Call: (215) [system] char_type('(', 'white')
   Fail: (215) [system] char_type('(', 'white')
   Call: (215) [system] char_type('(', end_of_line)
   Fail: (215) [system] char_type('(', end_of_line)
   Call: (215) [system] char_type('(', space)
   Fail: (215) [system] char_type('(', space)
   Call: (215) [system] char_type('(', cntrl)
   Fail: (215) [system] char_type('(', cntrl)
^  Fail: (214) [user] is_like_space('(')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
^  Exit: (183) [user] skip_spaces((0x55fbb4538270))
^  Exit: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] get_char((0x55fbb4538270), _442536)
   Exit: (182) [system] get_char((0x55fbb4538270), '(')
   Call: (182) [system] '('='('
   Exit: (182) [system] '('='('
^  Call: (182) [user] read_list(')', (0x55fbb4538270), _3318)
^  Call: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _448106)
   Exit: (184) [system] peek_char((0x55fbb4538270), :)
   Call: (184) [system] (:)=(;)
   Fail: (184) [system] (:)=(;)
   Call: (184) [system] (:)=(/)
   Fail: (184) [system] (:)=(/)
^  Call: (184) [user] is_like_space(:)
   Call: (185) [system] char_type(:, 'white')
   Fail: (185) [system] char_type(:, 'white')
   Call: (185) [system] char_type(:, end_of_line)
   Fail: (185) [system] char_type(:, end_of_line)
   Call: (185) [system] char_type(:, space)
   Fail: (185) [system] char_type(:, space)
   Call: (185) [system] char_type(:, cntrl)
   Fail: (185) [system] char_type(:, cntrl)
^  Fail: (184) [user] is_like_space(:)
^  Exit: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _464116)
   Exit: (183) [system] peek_char((0x55fbb4538270), :)
   Call: (183) [system] (:)=')'
   Fail: (183) [system] (:)=')'
   Call: (183) [system] (:)=end_of_file
   Fail: (183) [system] (:)=end_of_file
^  Call: (183) [user] cont_sexpr(')', (0x55fbb4538270), _469686)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _471544)
   Exit: (185) [system] peek_char((0x55fbb4538270), :)
   Call: (185) [system] (:)=(;)
   Fail: (185) [system] (:)=(;)
   Call: (185) [system] (:)=(/)
   Fail: (185) [system] (:)=(/)
^  Call: (185) [user] is_like_space(:)
   Call: (186) [system] char_type(:, 'white')
   Fail: (186) [system] char_type(:, 'white')
   Call: (186) [system] char_type(:, end_of_line)
   Fail: (186) [system] char_type(:, end_of_line)
   Call: (186) [system] char_type(:, space)
   Fail: (186) [system] char_type(:, space)
   Call: (186) [system] char_type(:, cntrl)
   Fail: (186) [system] char_type(:, cntrl)
^  Fail: (185) [user] is_like_space(:)
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] get_char((0x55fbb4538270), _487554)
   Exit: (184) [system] get_char((0x55fbb4538270), :)
   Call: (184) [system] (:)='('
   Fail: (184) [system] (:)='('
   Call: (184) [system] (:)='['
   Fail: (184) [system] (:)='['
   Call: (184) [system] (:)='{'
   Fail: (184) [system] (:)='{'
   Call: (184) [system] (:)='"'
   Fail: (184) [system] (:)='"'
   Call: (184) [system] (:)=!
   Fail: (184) [system] (:)=!
   Call: (184) [system] (:)='\''
   Fail: (184) [system] (:)='\''
   Call: (184) [system] (:)='`'
   Fail: (184) [system] (:)='`'
   Call: (184) [system] (:)=end_of_file
   Fail: (184) [system] (:)=end_of_file
^  Call: (184) [user] read_symbolic(')', (0x55fbb4538270), :, _469686)
^  Call: (185) [user] read_symbolic_cont(')', (0x55fbb4538270), _505196)
   Call: (186) [system] peek_char((0x55fbb4538270), _506130)
   Exit: (186) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (186) [user] is_delimiter(' ')
   Call: (187) [system] char_type(' ', space)
   Exit: (187) [system] char_type(' ', space)
^  Exit: (186) [user] is_delimiter(' ')
   Call: (186) [system] _505196=[]
   Exit: (186) [system] []=[]
^  Exit: (185) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (185) [user] classify_and_convert_charseq([:], _469686)
^  Call: (186) [user] classify_and_convert_charseq_([:], _515414)
^  Call: (188) [system] setup_call_cleanup('$notrace'(_516366, _516368), once(user:catch(read_from_chars([:], _515414), _516348, fail)), '$restore_trace'(_516366, _516368))
^  Call: (189) [system] sig_atomic(system:'$notrace'(_516366, _516368))
^  Exit: (188) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _516348, fail)), system:'$restore_trace'(3, -1))
   Call: (187) [system] atomic(:)
   Exit: (187) [system] atomic(:)
^  Exit: (186) [user] classify_and_convert_charseq_([:], :)
   Call: (186) [system] integer(:)
   Fail: (186) [system] integer(:)
   Call: (186) [system] _469686=(:)
   Exit: (186) [system] (:)=(:)
^  Exit: (185) [user] classify_and_convert_charseq([:], :)
^  Exit: (184) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (183) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (183) [user] read_list(')', (0x55fbb4538270), _528494)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _530352)
   Exit: (185) [system] peek_char((0x55fbb4538270), ' ')
   Call: (185) [system] ' '=(;)
   Fail: (185) [system] ' '=(;)
   Call: (185) [system] ' '=(/)
   Fail: (185) [system] ' '=(/)
^  Call: (185) [user] is_like_space(' ')
   Call: (186) [system] char_type(' ', 'white')
   Exit: (186) [system] char_type(' ', 'white')
^  Exit: (185) [user] is_like_space(' ')
   Call: (185) [system] get_char((0x55fbb4538270), _539946)
   Exit: (185) [system] get_char((0x55fbb4538270), ' ')
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _542650)
   Exit: (186) [system] peek_char((0x55fbb4538270), s)
   Call: (186) [system] s=(;)
   Fail: (186) [system] s=(;)
   Call: (186) [system] s=(/)
   Fail: (186) [system] s=(/)
^  Call: (186) [user] is_like_space(s)
   Call: (187) [system] char_type(s, 'white')
   Fail: (187) [system] char_type(s, 'white')
   Call: (187) [system] char_type(s, end_of_line)
   Fail: (187) [system] char_type(s, end_of_line)
   Call: (187) [system] char_type(s, space)
   Fail: (187) [system] char_type(s, space)
   Call: (187) [system] char_type(s, cntrl)
   Fail: (187) [system] char_type(s, cntrl)
^  Fail: (186) [user] is_like_space(s)
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _559584)
   Exit: (184) [system] peek_char((0x55fbb4538270), s)
   Call: (184) [system] s=')'
   Fail: (184) [system] s=')'
   Call: (184) [system] s=end_of_file
   Fail: (184) [system] s=end_of_file
^  Call: (184) [user] cont_sexpr(')', (0x55fbb4538270), _565154)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _567012)
   Exit: (186) [system] peek_char((0x55fbb4538270), s)
   Call: (186) [system] s=(;)
   Fail: (186) [system] s=(;)
   Call: (186) [system] s=(/)
   Fail: (186) [system] s=(/)
^  Call: (186) [user] is_like_space(s)
   Call: (187) [system] char_type(s, 'white')
   Fail: (187) [system] char_type(s, 'white')
   Call: (187) [system] char_type(s, end_of_line)
   Fail: (187) [system] char_type(s, end_of_line)
   Call: (187) [system] char_type(s, space)
   Fail: (187) [system] char_type(s, space)
   Call: (187) [system] char_type(s, cntrl)
   Fail: (187) [system] char_type(s, cntrl)
^  Fail: (186) [user] is_like_space(s)
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] get_char((0x55fbb4538270), _583022)
   Exit: (185) [system] get_char((0x55fbb4538270), s)
   Call: (185) [system] s='('
   Fail: (185) [system] s='('
   Call: (185) [system] s='['
   Fail: (185) [system] s='['
   Call: (185) [system] s='{'
   Fail: (185) [system] s='{'
   Call: (185) [system] s='"'
   Fail: (185) [system] s='"'
   Call: (185) [system] s=!
   Fail: (185) [system] s=!
   Call: (185) [system] s='\''
   Fail: (185) [system] s='\''
   Call: (185) [system] s='`'
   Fail: (185) [system] s='`'
   Call: (185) [system] s=end_of_file
   Fail: (185) [system] s=end_of_file
^  Call: (185) [user] read_symbolic(')', (0x55fbb4538270), s, _565154)
^  Call: (186) [user] read_symbolic_cont(')', (0x55fbb4538270), _600664)
   Call: (187) [system] peek_char((0x55fbb4538270), _601598)
   Exit: (187) [system] peek_char((0x55fbb4538270), y)
^  Call: (187) [user] is_delimiter(y)
   Call: (188) [system] char_type(y, space)
   Fail: (188) [system] char_type(y, space)
   Call: (188) [system] arg(_606318, v('(', ')', end_of_file), y)
   Fail: (188) [system] arg(_607250, v('(', ')', end_of_file), y)
^  Fail: (187) [user] is_delimiter(y)
   Call: (187) [system] ')'==y
   Fail: (187) [system] ')'==y
   Call: (187) [system] get_char((0x55fbb4538270), y)
   Exit: (187) [system] get_char((0x55fbb4538270), y)
   Call: (187) [system] y=(\)
   Fail: (187) [system] y=(\)
^  Call: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), _614600)
   Call: (188) [system] peek_char((0x55fbb4538270), _615534)
   Exit: (188) [system] peek_char((0x55fbb4538270), n)
^  Call: (188) [user] is_delimiter(n)
   Call: (189) [system] char_type(n, space)
   Fail: (189) [system] char_type(n, space)
   Call: (189) [system] arg(_620254, v('(', ')', end_of_file), n)
   Fail: (189) [system] arg(_621186, v('(', ')', end_of_file), n)
^  Fail: (188) [user] is_delimiter(n)
   Call: (188) [system] ')'==n
   Fail: (188) [system] ')'==n
   Call: (188) [system] get_char((0x55fbb4538270), n)
   Exit: (188) [system] get_char((0x55fbb4538270), n)
   Call: (188) [system] n=(\)
   Fail: (188) [system] n=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _628536)
   Call: (189) [system] peek_char((0x55fbb4538270), _629470)
   Exit: (189) [system] peek_char((0x55fbb4538270), t)
^  Call: (189) [user] is_delimiter(t)
   Call: (190) [system] char_type(t, space)
   Fail: (190) [system] char_type(t, space)
   Call: (190) [system] arg(_634190, v('(', ')', end_of_file), t)
   Fail: (190) [system] arg(_635122, v('(', ')', end_of_file), t)
^  Fail: (189) [user] is_delimiter(t)
   Call: (189) [system] ')'==t
   Fail: (189) [system] ')'==t
   Call: (189) [system] get_char((0x55fbb4538270), t)
   Exit: (189) [system] get_char((0x55fbb4538270), t)
   Call: (189) [system] t=(\)
   Fail: (189) [system] t=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), _642472)
   Call: (190) [system] peek_char((0x55fbb4538270), _643406)
   Exit: (190) [system] peek_char((0x55fbb4538270), h)
^  Call: (190) [user] is_delimiter(h)
   Call: (191) [system] char_type(h, space)
   Fail: (191) [system] char_type(h, space)
   Call: (191) [system] arg(_648126, v('(', ')', end_of_file), h)
   Fail: (191) [system] arg(_649058, v('(', ')', end_of_file), h)
^  Fail: (190) [user] is_delimiter(h)
   Call: (190) [system] ')'==h
   Fail: (190) [system] ')'==h
   Call: (190) [system] get_char((0x55fbb4538270), h)
   Exit: (190) [system] get_char((0x55fbb4538270), h)
   Call: (190) [system] h=(\)
   Fail: (190) [system] h=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _656408)
   Call: (191) [system] peek_char((0x55fbb4538270), _657342)
   Exit: (191) [system] peek_char((0x55fbb4538270), e)
^  Call: (191) [user] is_delimiter(e)
   Call: (192) [system] char_type(e, space)
   Fail: (192) [system] char_type(e, space)
   Call: (192) [system] arg(_662062, v('(', ')', end_of_file), e)
   Fail: (192) [system] arg(_662994, v('(', ')', end_of_file), e)
^  Fail: (191) [user] is_delimiter(e)
   Call: (191) [system] ')'==e
   Fail: (191) [system] ')'==e
   Call: (191) [system] get_char((0x55fbb4538270), e)
   Exit: (191) [system] get_char((0x55fbb4538270), e)
   Call: (191) [system] e=(\)
   Fail: (191) [system] e=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _670344)
   Call: (192) [system] peek_char((0x55fbb4538270), _671278)
   Exit: (192) [system] peek_char((0x55fbb4538270), s)
^  Call: (192) [user] is_delimiter(s)
   Call: (193) [system] char_type(s, space)
   Fail: (193) [system] char_type(s, space)
   Call: (193) [system] arg(_675998, v('(', ')', end_of_file), s)
   Fail: (193) [system] arg(_676930, v('(', ')', end_of_file), s)
^  Fail: (192) [user] is_delimiter(s)
   Call: (192) [system] ')'==s
   Fail: (192) [system] ')'==s
   Call: (192) [system] get_char((0x55fbb4538270), s)
   Exit: (192) [system] get_char((0x55fbb4538270), s)
   Call: (192) [system] s=(\)
   Fail: (192) [system] s=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _684280)
   Call: (193) [system] peek_char((0x55fbb4538270), _685214)
   Exit: (193) [system] peek_char((0x55fbb4538270), i)
^  Call: (193) [user] is_delimiter(i)
   Call: (194) [system] char_type(i, space)
   Fail: (194) [system] char_type(i, space)
   Call: (194) [system] arg(_689934, v('(', ')', end_of_file), i)
   Fail: (194) [system] arg(_690866, v('(', ')', end_of_file), i)
^  Fail: (193) [user] is_delimiter(i)
   Call: (193) [system] ')'==i
   Fail: (193) [system] ')'==i
   Call: (193) [system] get_char((0x55fbb4538270), i)
   Exit: (193) [system] get_char((0x55fbb4538270), i)
   Call: (193) [system] i=(\)
   Fail: (193) [system] i=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _698216)
   Call: (194) [system] peek_char((0x55fbb4538270), _699150)
   Exit: (194) [system] peek_char((0x55fbb4538270), z)
^  Call: (194) [user] is_delimiter(z)
   Call: (195) [system] char_type(z, space)
   Fail: (195) [system] char_type(z, space)
   Call: (195) [system] arg(_703870, v('(', ')', end_of_file), z)
   Fail: (195) [system] arg(_704802, v('(', ')', end_of_file), z)
^  Fail: (194) [user] is_delimiter(z)
   Call: (194) [system] ')'==z
   Fail: (194) [system] ')'==z
   Call: (194) [system] get_char((0x55fbb4538270), z)
   Exit: (194) [system] get_char((0x55fbb4538270), z)
   Call: (194) [system] z=(\)
   Fail: (194) [system] z=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _712152)
   Call: (195) [system] peek_char((0x55fbb4538270), _713086)
   Exit: (195) [system] peek_char((0x55fbb4538270), e)
^  Call: (195) [user] is_delimiter(e)
   Call: (196) [system] char_type(e, space)
   Fail: (196) [system] char_type(e, space)
   Call: (196) [system] arg(_717806, v('(', ')', end_of_file), e)
   Fail: (196) [system] arg(_718738, v('(', ')', end_of_file), e)
^  Fail: (195) [user] is_delimiter(e)
   Call: (195) [system] ')'==e
   Fail: (195) [system] ')'==e
   Call: (195) [system] get_char((0x55fbb4538270), e)
   Exit: (195) [system] get_char((0x55fbb4538270), e)
   Call: (195) [system] e=(\)
   Fail: (195) [system] e=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _726088)
   Call: (196) [system] peek_char((0x55fbb4538270), _727022)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (196) [user] is_delimiter(' ')
   Call: (197) [system] char_type(' ', space)
   Exit: (197) [system] char_type(' ', space)
^  Exit: (196) [user] is_delimiter(' ')
   Call: (196) [system] _726088=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (195) [system] _712152=[e]
   Exit: (195) [system] [e]=[e]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (194) [system] _698216=[z, e]
   Exit: (194) [system] [z, e]=[z, e]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [z, e])
   Call: (193) [system] _684280=[i, z, e]
   Exit: (193) [system] [i, z, e]=[i, z, e]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, z, e])
   Call: (192) [system] _670344=[s, i, z, e]
   Exit: (192) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, i, z, e])
   Call: (191) [system] _656408=[e, s, i, z, e]
   Exit: (191) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, s, i, z, e])
   Call: (190) [system] _642472=[h, e, s, i, z, e]
   Exit: (190) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), [h, e, s, i, z, e])
   Call: (189) [system] _628536=[t, h, e, s, i, z, e]
   Exit: (189) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, h, e, s, i, z, e])
   Call: (188) [system] _614600=[n, t, h, e, s, i, z, e]
   Exit: (188) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, h, e, s, i, z, e])
   Call: (187) [system] _600664=[y, n, t, h, e, s, i, z, e]
   Exit: (187) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (186) [user] read_symbolic_cont(')', (0x55fbb4538270), [y, n, t, h, e, s, i, z, e])
^  Call: (186) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], _565154)
^  Call: (187) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], _761452)
^  Call: (189) [system] setup_call_cleanup('$notrace'(_762404, _762406), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _761452), _762386, fail)), '$restore_trace'(_762404, _762406))
^  Call: (190) [system] sig_atomic(system:'$notrace'(_762404, _762406))
^  Exit: (189) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _762386, fail)), system:'$restore_trace'(3, -1))
   Call: (188) [system] atomic(synthesize)
   Exit: (188) [system] atomic(synthesize)
^  Exit: (187) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], synthesize)
   Call: (187) [system] integer(synthesize)
   Fail: (187) [system] integer(synthesize)
   Call: (187) [system] _565154=synthesize
   Exit: (187) [system] synthesize=synthesize
^  Exit: (186) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (185) [user] read_symbolic(')', (0x55fbb4538270), s, synthesize)
^  Exit: (184) [user] cont_sexpr(')', (0x55fbb4538270), synthesize)
^  Call: (184) [user] read_list(')', (0x55fbb4538270), _774532)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _776390)
   Exit: (186) [system] peek_char((0x55fbb4538270), ' ')
   Call: (186) [system] ' '=(;)
   Fail: (186) [system] ' '=(;)
   Call: (186) [system] ' '=(/)
   Fail: (186) [system] ' '=(/)
^  Call: (186) [user] is_like_space(' ')
   Call: (187) [system] char_type(' ', 'white')
   Exit: (187) [system] char_type(' ', 'white')
^  Exit: (186) [user] is_like_space(' ')
   Call: (186) [system] get_char((0x55fbb4538270), _785984)
   Exit: (186) [system] get_char((0x55fbb4538270), ' ')
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _788688)
   Exit: (187) [system] peek_char((0x55fbb4538270), '(')
   Call: (187) [system] '('=(;)
   Fail: (187) [system] '('=(;)
   Call: (187) [system] '('=(/)
   Fail: (187) [system] '('=(/)
^  Call: (187) [user] is_like_space('(')
   Call: (188) [system] char_type('(', 'white')
   Fail: (188) [system] char_type('(', 'white')
   Call: (188) [system] char_type('(', end_of_line)
   Fail: (188) [system] char_type('(', end_of_line)
   Call: (188) [system] char_type('(', space)
   Fail: (188) [system] char_type('(', space)
   Call: (188) [system] char_type('(', cntrl)
   Fail: (188) [system] char_type('(', cntrl)
^  Fail: (187) [user] is_like_space('(')
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _805622)
   Exit: (185) [system] peek_char((0x55fbb4538270), '(')
   Call: (185) [system] '('=')'
   Fail: (185) [system] '('=')'
   Call: (185) [system] '('=end_of_file
   Fail: (185) [system] '('=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55fbb4538270), _811192)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _813050)
   Exit: (187) [system] peek_char((0x55fbb4538270), '(')
   Call: (187) [system] '('=(;)
   Fail: (187) [system] '('=(;)
   Call: (187) [system] '('=(/)
   Fail: (187) [system] '('=(/)
^  Call: (187) [user] is_like_space('(')
   Call: (188) [system] char_type('(', 'white')
   Fail: (188) [system] char_type('(', 'white')
   Call: (188) [system] char_type('(', end_of_line)
   Fail: (188) [system] char_type('(', end_of_line)
   Call: (188) [system] char_type('(', space)
   Fail: (188) [system] char_type('(', space)
   Call: (188) [system] char_type('(', cntrl)
   Fail: (188) [system] char_type('(', cntrl)
^  Fail: (187) [user] is_like_space('(')
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] get_char((0x55fbb4538270), _829060)
   Exit: (186) [system] get_char((0x55fbb4538270), '(')
   Call: (186) [system] '('='('
   Exit: (186) [system] '('='('
^  Call: (186) [user] read_list(')', (0x55fbb4538270), _811192)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _834630)
   Exit: (188) [system] peek_char((0x55fbb4538270), -)
   Call: (188) [system] (-)=(;)
   Fail: (188) [system] (-)=(;)
   Call: (188) [system] (-)=(/)
   Fail: (188) [system] (-)=(/)
^  Call: (188) [user] is_like_space(-)
   Call: (189) [system] char_type(-, 'white')
   Fail: (189) [system] char_type(-, 'white')
   Call: (189) [system] char_type(-, end_of_line)
   Fail: (189) [system] char_type(-, end_of_line)
   Call: (189) [system] char_type(-, space)
   Fail: (189) [system] char_type(-, space)
   Call: (189) [system] char_type(-, cntrl)
   Fail: (189) [system] char_type(-, cntrl)
^  Fail: (188) [user] is_like_space(-)
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _850640)
   Exit: (187) [system] peek_char((0x55fbb4538270), -)
   Call: (187) [system] (-)=')'
   Fail: (187) [system] (-)=')'
   Call: (187) [system] (-)=end_of_file
   Fail: (187) [system] (-)=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55fbb4538270), _856210)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _858068)
   Exit: (189) [system] peek_char((0x55fbb4538270), -)
   Call: (189) [system] (-)=(;)
   Fail: (189) [system] (-)=(;)
   Call: (189) [system] (-)=(/)
   Fail: (189) [system] (-)=(/)
^  Call: (189) [user] is_like_space(-)
   Call: (190) [system] char_type(-, 'white')
   Fail: (190) [system] char_type(-, 'white')
   Call: (190) [system] char_type(-, end_of_line)
   Fail: (190) [system] char_type(-, end_of_line)
   Call: (190) [system] char_type(-, space)
   Fail: (190) [system] char_type(-, space)
   Call: (190) [system] char_type(-, cntrl)
   Fail: (190) [system] char_type(-, cntrl)
^  Fail: (189) [user] is_like_space(-)
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] get_char((0x55fbb4538270), _874078)
   Exit: (188) [system] get_char((0x55fbb4538270), -)
   Call: (188) [system] (-)='('
   Fail: (188) [system] (-)='('
   Call: (188) [system] (-)='['
   Fail: (188) [system] (-)='['
   Call: (188) [system] (-)='{'
   Fail: (188) [system] (-)='{'
   Call: (188) [system] (-)='"'
   Fail: (188) [system] (-)='"'
   Call: (188) [system] (-)=!
   Fail: (188) [system] (-)=!
   Call: (188) [system] (-)='\''
   Fail: (188) [system] (-)='\''
   Call: (188) [system] (-)='`'
   Fail: (188) [system] (-)='`'
   Call: (188) [system] (-)=end_of_file
   Fail: (188) [system] (-)=end_of_file
^  Call: (188) [user] read_symbolic(')', (0x55fbb4538270), -, _856210)
^  Call: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), _891720)
   Call: (190) [system] peek_char((0x55fbb4538270), _892654)
   Exit: (190) [system] peek_char((0x55fbb4538270), >)
^  Call: (190) [user] is_delimiter(>)
   Call: (191) [system] char_type(>, space)
   Fail: (191) [system] char_type(>, space)
   Call: (191) [system] arg(_897374, v('(', ')', end_of_file), >)
   Fail: (191) [system] arg(_898306, v('(', ')', end_of_file), >)
^  Fail: (190) [user] is_delimiter(>)
   Call: (190) [system] ')'==(>)
   Fail: (190) [system] ')'==(>)
   Call: (190) [system] get_char((0x55fbb4538270), >)
   Exit: (190) [system] get_char((0x55fbb4538270), >)
   Call: (190) [system] (>)=(\)
   Fail: (190) [system] (>)=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _905656)
   Call: (191) [system] peek_char((0x55fbb4538270), _906590)
   Exit: (191) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (191) [user] is_delimiter(' ')
   Call: (192) [system] char_type(' ', space)
   Exit: (192) [system] char_type(' ', space)
^  Exit: (191) [user] is_delimiter(' ')
   Call: (191) [system] _905656=[]
   Exit: (191) [system] []=[]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (190) [system] _891720=[>]
   Exit: (190) [system] [>]=[>]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), [>])
^  Call: (189) [user] classify_and_convert_charseq([-, >], _856210)
^  Call: (190) [user] classify_and_convert_charseq_([-, >], _918668)
^  Call: (192) [system] setup_call_cleanup('$notrace'(_919620, _919622), once(user:catch(read_from_chars([-, >], _918668), _919602, fail)), '$restore_trace'(_919620, _919622))
^  Call: (193) [system] sig_atomic(system:'$notrace'(_919620, _919622))
^  Exit: (192) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([-, >], ->), _919602, fail)), system:'$restore_trace'(3, -1))
   Call: (191) [system] atomic(->)
   Exit: (191) [system] atomic(->)
^  Exit: (190) [user] classify_and_convert_charseq_([-, >], ->)
   Call: (190) [system] integer(->)
   Fail: (190) [system] integer(->)
   Call: (190) [system] _856210=(->)
   Exit: (190) [system] (->)=(->)
^  Exit: (189) [user] classify_and_convert_charseq([-, >], ->)
^  Exit: (188) [user] read_symbolic(')', (0x55fbb4538270), -, ->)
^  Exit: (187) [user] cont_sexpr(')', (0x55fbb4538270), ->)
^  Call: (187) [user] read_list(')', (0x55fbb4538270), _931748)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _933606)
   Exit: (189) [system] peek_char((0x55fbb4538270), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
   Call: (189) [system] ' '=(/)
   Fail: (189) [system] ' '=(/)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55fbb4538270), _943200)
   Exit: (189) [system] get_char((0x55fbb4538270), ' ')
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _945904)
   Exit: (190) [system] peek_char((0x55fbb4538270), $)
   Call: (190) [system] ($)=(;)
   Fail: (190) [system] ($)=(;)
   Call: (190) [system] ($)=(/)
   Fail: (190) [system] ($)=(/)
^  Call: (190) [user] is_like_space($)
   Call: (191) [system] char_type($, 'white')
   Fail: (191) [system] char_type($, 'white')
   Call: (191) [system] char_type($, end_of_line)
   Fail: (191) [system] char_type($, end_of_line)
   Call: (191) [system] char_type($, space)
   Fail: (191) [system] char_type($, space)
   Call: (191) [system] char_type($, cntrl)
   Fail: (191) [system] char_type($, cntrl)
^  Fail: (190) [user] is_like_space($)
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _962838)
   Exit: (188) [system] peek_char((0x55fbb4538270), $)
   Call: (188) [system] ($)=')'
   Fail: (188) [system] ($)=')'
   Call: (188) [system] ($)=end_of_file
   Fail: (188) [system] ($)=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55fbb4538270), _968408)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _970266)
   Exit: (190) [system] peek_char((0x55fbb4538270), $)
   Call: (190) [system] ($)=(;)
   Fail: (190) [system] ($)=(;)
   Call: (190) [system] ($)=(/)
   Fail: (190) [system] ($)=(/)
^  Call: (190) [user] is_like_space($)
   Call: (191) [system] char_type($, 'white')
   Fail: (191) [system] char_type($, 'white')
   Call: (191) [system] char_type($, end_of_line)
   Fail: (191) [system] char_type($, end_of_line)
   Call: (191) [system] char_type($, space)
   Fail: (191) [system] char_type($, space)
   Call: (191) [system] char_type($, cntrl)
   Fail: (191) [system] char_type($, cntrl)
^  Fail: (190) [user] is_like_space($)
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] get_char((0x55fbb4538270), _986276)
   Exit: (189) [system] get_char((0x55fbb4538270), $)
   Call: (189) [system] ($)='('
   Fail: (189) [system] ($)='('
   Call: (189) [system] ($)='['
   Fail: (189) [system] ($)='['
   Call: (189) [system] ($)='{'
   Fail: (189) [system] ($)='{'
   Call: (189) [system] ($)='"'
   Fail: (189) [system] ($)='"'
   Call: (189) [system] ($)=!
   Fail: (189) [system] ($)=!
   Call: (189) [system] ($)='\''
   Fail: (189) [system] ($)='\''
   Call: (189) [system] ($)='`'
   Fail: (189) [system] ($)='`'
   Call: (189) [system] ($)=end_of_file
   Fail: (189) [system] ($)=end_of_file
^  Call: (189) [user] read_symbolic(')', (0x55fbb4538270), $, _968408)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _1003918)
   Call: (191) [system] peek_char((0x55fbb4538270), _1004852)
   Exit: (191) [system] peek_char((0x55fbb4538270), a)
^  Call: (191) [user] is_delimiter(a)
   Call: (192) [system] char_type(a, space)
   Fail: (192) [system] char_type(a, space)
   Call: (192) [system] arg(_1009572, v('(', ')', end_of_file), a)
   Fail: (192) [system] arg(_1010504, v('(', ')', end_of_file), a)
^  Fail: (191) [user] is_delimiter(a)
   Call: (191) [system] ')'==a
   Fail: (191) [system] ')'==a
   Call: (191) [system] get_char((0x55fbb4538270), a)
   Exit: (191) [system] get_char((0x55fbb4538270), a)
   Call: (191) [system] a=(\)
   Fail: (191) [system] a=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _1017854)
   Call: (192) [system] peek_char((0x55fbb4538270), _1018788)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (192) [user] is_delimiter(' ')
   Call: (193) [system] char_type(' ', space)
   Exit: (193) [system] char_type(' ', space)
^  Exit: (192) [user] is_delimiter(' ')
   Call: (192) [system] _1017854=[]
   Exit: (192) [system] []=[]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (191) [system] _1003918=[a]
   Exit: (191) [system] [a]=[a]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [a])
^  Call: (190) [user] classify_and_convert_charseq([$, a], _968408)
^  Call: (191) [user] classify_and_convert_charseq_([$, a], _1030866)
   Call: (192) [system] atom_chars(_1031798, ['_', a])
   Exit: (192) [system] atom_chars('_a', ['_', a])
^  Exit: (191) [user] classify_and_convert_charseq_([$, a], _a)
   Call: (191) [system] integer(_a)
   Fail: (191) [system] integer(_a)
   Call: (191) [system] _968408=_a
   Exit: (191) [system] _a=_a
^  Exit: (190) [user] classify_and_convert_charseq([$, a], _a)
^  Exit: (189) [user] read_symbolic(')', (0x55fbb4538270), $, _a)
^  Exit: (188) [user] cont_sexpr(')', (0x55fbb4538270), _a)
^  Call: (188) [user] read_list(')', (0x55fbb4538270), _1041090)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1042948)
   Exit: (190) [system] peek_char((0x55fbb4538270), ' ')
   Call: (190) [system] ' '=(;)
   Fail: (190) [system] ' '=(;)
   Call: (190) [system] ' '=(/)
   Fail: (190) [system] ' '=(/)
^  Call: (190) [user] is_like_space(' ')
   Call: (191) [system] char_type(' ', 'white')
   Exit: (191) [system] char_type(' ', 'white')
^  Exit: (190) [user] is_like_space(' ')
   Call: (190) [system] get_char((0x55fbb4538270), _1052542)
   Exit: (190) [system] get_char((0x55fbb4538270), ' ')
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1055246)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
   Call: (191) [system] '('=(/)
   Fail: (191) [system] '('=(/)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1072180)
   Exit: (189) [system] peek_char((0x55fbb4538270), '(')
   Call: (189) [system] '('=')'
   Fail: (189) [system] '('=')'
   Call: (189) [system] '('=end_of_file
   Fail: (189) [system] '('=end_of_file
^  Call: (189) [user] cont_sexpr(')', (0x55fbb4538270), _1077750)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1079608)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
   Call: (191) [system] '('=(/)
   Fail: (191) [system] '('=(/)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] get_char((0x55fbb4538270), _1095618)
   Exit: (190) [system] get_char((0x55fbb4538270), '(')
   Call: (190) [system] '('='('
   Exit: (190) [system] '('='('
^  Call: (190) [user] read_list(')', (0x55fbb4538270), _1077750)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1101188)
   Exit: (192) [system] peek_char((0x55fbb4538270), -)
   Call: (192) [system] (-)=(;)
   Fail: (192) [system] (-)=(;)
   Call: (192) [system] (-)=(/)
   Fail: (192) [system] (-)=(/)
^  Call: (192) [user] is_like_space(-)
   Call: (193) [system] char_type(-, 'white')
   Fail: (193) [system] char_type(-, 'white')
   Call: (193) [system] char_type(-, end_of_line)
   Fail: (193) [system] char_type(-, end_of_line)
   Call: (193) [system] char_type(-, space)
   Fail: (193) [system] char_type(-, space)
   Call: (193) [system] char_type(-, cntrl)
   Fail: (193) [system] char_type(-, cntrl)
^  Fail: (192) [user] is_like_space(-)
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1117198)
   Exit: (191) [system] peek_char((0x55fbb4538270), -)
   Call: (191) [system] (-)=')'
   Fail: (191) [system] (-)=')'
   Call: (191) [system] (-)=end_of_file
   Fail: (191) [system] (-)=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55fbb4538270), _1122768)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1124626)
   Exit: (193) [system] peek_char((0x55fbb4538270), -)
   Call: (193) [system] (-)=(;)
   Fail: (193) [system] (-)=(;)
   Call: (193) [system] (-)=(/)
   Fail: (193) [system] (-)=(/)
^  Call: (193) [user] is_like_space(-)
   Call: (194) [system] char_type(-, 'white')
   Fail: (194) [system] char_type(-, 'white')
   Call: (194) [system] char_type(-, end_of_line)
   Fail: (194) [system] char_type(-, end_of_line)
   Call: (194) [system] char_type(-, space)
   Fail: (194) [system] char_type(-, space)
   Call: (194) [system] char_type(-, cntrl)
   Fail: (194) [system] char_type(-, cntrl)
^  Fail: (193) [user] is_like_space(-)
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] get_char((0x55fbb4538270), _1140636)
   Exit: (192) [system] get_char((0x55fbb4538270), -)
   Call: (192) [system] (-)='('
   Fail: (192) [system] (-)='('
   Call: (192) [system] (-)='['
   Fail: (192) [system] (-)='['
   Call: (192) [system] (-)='{'
   Fail: (192) [system] (-)='{'
   Call: (192) [system] (-)='"'
   Fail: (192) [system] (-)='"'
   Call: (192) [system] (-)=!
   Fail: (192) [system] (-)=!
   Call: (192) [system] (-)='\''
   Fail: (192) [system] (-)='\''
   Call: (192) [system] (-)='`'
   Fail: (192) [system] (-)='`'
   Call: (192) [system] (-)=end_of_file
   Fail: (192) [system] (-)=end_of_file
^  Call: (192) [user] read_symbolic(')', (0x55fbb4538270), -, _1122768)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _1158278)
   Call: (194) [system] peek_char((0x55fbb4538270), _1159212)
   Exit: (194) [system] peek_char((0x55fbb4538270), >)
^  Call: (194) [user] is_delimiter(>)
   Call: (195) [system] char_type(>, space)
   Fail: (195) [system] char_type(>, space)
   Call: (195) [system] arg(_1163932, v('(', ')', end_of_file), >)
   Fail: (195) [system] arg(_1164864, v('(', ')', end_of_file), >)
^  Fail: (194) [user] is_delimiter(>)
   Call: (194) [system] ')'==(>)
   Fail: (194) [system] ')'==(>)
   Call: (194) [system] get_char((0x55fbb4538270), >)
   Exit: (194) [system] get_char((0x55fbb4538270), >)
   Call: (194) [system] (>)=(\)
   Fail: (194) [system] (>)=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _1172214)
   Call: (195) [system] peek_char((0x55fbb4538270), _1173148)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (195) [user] is_delimiter(' ')
   Call: (196) [system] char_type(' ', space)
   Exit: (196) [system] char_type(' ', space)
^  Exit: (195) [user] is_delimiter(' ')
   Call: (195) [system] _1172214=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (194) [system] _1158278=[>]
   Exit: (194) [system] [>]=[>]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [>])
^  Call: (193) [user] classify_and_convert_charseq([-, >], _1122768)
^  Call: (194) [user] classify_and_convert_charseq_([-, >], _1185226)
^  Call: (196) [system] setup_call_cleanup('$notrace'(_1186178, _1186180), once(user:catch(read_from_chars([-, >], _1185226), _1186160, fail)), '$restore_trace'(_1186178, _1186180))
^  Call: (197) [system] sig_atomic(system:'$notrace'(_1186178, _1186180))
^  Exit: (196) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([-, >], ->), _1186160, fail)), system:'$restore_trace'(3, -1))
   Call: (195) [system] atomic(->)
   Exit: (195) [system] atomic(->)
^  Exit: (194) [user] classify_and_convert_charseq_([-, >], ->)
   Call: (194) [system] integer(->)
   Fail: (194) [system] integer(->)
   Call: (194) [system] _1122768=(->)
   Exit: (194) [system] (->)=(->)
^  Exit: (193) [user] classify_and_convert_charseq([-, >], ->)
^  Exit: (192) [user] read_symbolic(')', (0x55fbb4538270), -, ->)
^  Exit: (191) [user] cont_sexpr(')', (0x55fbb4538270), ->)
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _1198306)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1200164)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _1209758)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1212462)
   Exit: (194) [system] peek_char((0x55fbb4538270), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
   Call: (194) [system] ($)=(/)
   Fail: (194) [system] ($)=(/)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1229396)
   Exit: (192) [system] peek_char((0x55fbb4538270), $)
   Call: (192) [system] ($)=')'
   Fail: (192) [system] ($)=')'
   Call: (192) [system] ($)=end_of_file
   Fail: (192) [system] ($)=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _1234966)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1236824)
   Exit: (194) [system] peek_char((0x55fbb4538270), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
   Call: (194) [system] ($)=(/)
   Fail: (194) [system] ($)=(/)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _1252834)
   Exit: (193) [system] get_char((0x55fbb4538270), $)
   Call: (193) [system] ($)='('
   Fail: (193) [system] ($)='('
   Call: (193) [system] ($)='['
   Fail: (193) [system] ($)='['
   Call: (193) [system] ($)='{'
   Fail: (193) [system] ($)='{'
   Call: (193) [system] ($)='"'
   Fail: (193) [system] ($)='"'
   Call: (193) [system] ($)=!
   Fail: (193) [system] ($)=!
   Call: (193) [system] ($)='\''
   Fail: (193) [system] ($)='\''
   Call: (193) [system] ($)='`'
   Fail: (193) [system] ($)='`'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55fbb4538270), $, _1234966)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _1270476)
   Call: (195) [system] peek_char((0x55fbb4538270), _1271410)
   Exit: (195) [system] peek_char((0x55fbb4538270), k)
^  Call: (195) [user] is_delimiter(k)
   Call: (196) [system] char_type(k, space)
   Fail: (196) [system] char_type(k, space)
   Call: (196) [system] arg(_1276130, v('(', ')', end_of_file), k)
   Fail: (196) [system] arg(_1277062, v('(', ')', end_of_file), k)
^  Fail: (195) [user] is_delimiter(k)
   Call: (195) [system] ')'==k
   Fail: (195) [system] ')'==k
   Call: (195) [system] get_char((0x55fbb4538270), k)
   Exit: (195) [system] get_char((0x55fbb4538270), k)
   Call: (195) [system] k=(\)
   Fail: (195) [system] k=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _1284412)
   Call: (196) [system] peek_char((0x55fbb4538270), _1285346)
   Exit: (196) [system] peek_char((0x55fbb4538270), t)
^  Call: (196) [user] is_delimiter(t)
   Call: (197) [system] char_type(t, space)
   Fail: (197) [system] char_type(t, space)
   Call: (197) [system] arg(_1290066, v('(', ')', end_of_file), t)
   Fail: (197) [system] arg(_1290998, v('(', ')', end_of_file), t)
^  Fail: (196) [user] is_delimiter(t)
   Call: (196) [system] ')'==t
   Fail: (196) [system] ')'==t
   Call: (196) [system] get_char((0x55fbb4538270), t)
   Exit: (196) [system] get_char((0x55fbb4538270), t)
   Call: (196) [system] t=(\)
   Fail: (196) [system] t=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _1298348)
   Call: (197) [system] peek_char((0x55fbb4538270), _1299282)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
^  Call: (197) [user] is_delimiter(')')
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] arg(_1304002, v('(', ')', end_of_file), ')')
   Exit: (198) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (197) [user] is_delimiter(')')
   Call: (197) [system] _1298348=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (196) [system] _1284412=[t]
   Exit: (196) [system] [t]=[t]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [t])
   Call: (195) [system] _1270476=[k, t]
   Exit: (195) [system] [k, t]=[k, t]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [k, t])
^  Call: (194) [user] classify_and_convert_charseq([$, k, t], _1234966)
^  Call: (195) [user] classify_and_convert_charseq_([$, k, t], _1316026)
   Call: (196) [system] atom_chars(_1316958, ['_', k, t])
   Exit: (196) [system] atom_chars('_kt', ['_', k, t])
^  Exit: (195) [user] classify_and_convert_charseq_([$, k, t], _kt)
   Call: (195) [system] integer(_kt)
   Fail: (195) [system] integer(_kt)
   Call: (195) [system] _1234966=_kt
   Exit: (195) [system] _kt=_kt
^  Exit: (194) [user] classify_and_convert_charseq([$, k, t], _kt)
^  Exit: (193) [user] read_symbolic(')', (0x55fbb4538270), $, _kt)
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), _kt)
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _1326250)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1328108)
   Exit: (194) [system] peek_char((0x55fbb4538270), ')')
   Call: (194) [system] ')'=(;)
   Fail: (194) [system] ')'=(;)
   Call: (194) [system] ')'=(/)
   Fail: (194) [system] ')'=(/)
^  Call: (194) [user] is_like_space(')')
   Call: (195) [system] char_type(')', 'white')
   Fail: (195) [system] char_type(')', 'white')
   Call: (195) [system] char_type(')', end_of_line)
   Fail: (195) [system] char_type(')', end_of_line)
   Call: (195) [system] char_type(')', space)
   Fail: (195) [system] char_type(')', space)
   Call: (195) [system] char_type(')', cntrl)
   Fail: (195) [system] char_type(')', cntrl)
^  Fail: (194) [user] is_like_space(')')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1344118)
   Exit: (193) [system] peek_char((0x55fbb4538270), ')')
   Call: (193) [system] ')'=')'
   Exit: (193) [system] ')'=')'
   Call: (193) [system] get_char((0x55fbb4538270), _1347908)
   Exit: (193) [system] get_char((0x55fbb4538270), ')')
   Call: (193) [system] _1326250=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [])
   Call: (192) [system] _1198306=[_kt]
   Exit: (192) [system] [_kt]=[_kt]
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), [_kt])
   Call: (191) [system] _1077750=[->, _kt]
   Exit: (191) [system] [->, _kt]=[->, _kt]
^  Exit: (190) [user] read_list(')', (0x55fbb4538270), [->, _kt])
^  Exit: (189) [user] cont_sexpr(')', (0x55fbb4538270), [->, _kt])
^  Call: (189) [user] read_list(')', (0x55fbb4538270), _1358996)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1360854)
   Exit: (191) [system] peek_char((0x55fbb4538270), ' ')
   Call: (191) [system] ' '=(;)
   Fail: (191) [system] ' '=(;)
   Call: (191) [system] ' '=(/)
   Fail: (191) [system] ' '=(/)
^  Call: (191) [user] is_like_space(' ')
   Call: (192) [system] char_type(' ', 'white')
   Exit: (192) [system] char_type(' ', 'white')
^  Exit: (191) [user] is_like_space(' ')
   Call: (191) [system] get_char((0x55fbb4538270), _1370448)
   Exit: (191) [system] get_char((0x55fbb4538270), ' ')
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1373152)
   Exit: (192) [system] peek_char((0x55fbb4538270), '(')
   Call: (192) [system] '('=(;)
   Fail: (192) [system] '('=(;)
   Call: (192) [system] '('=(/)
   Fail: (192) [system] '('=(/)
^  Call: (192) [user] is_like_space('(')
   Call: (193) [system] char_type('(', 'white')
   Fail: (193) [system] char_type('(', 'white')
   Call: (193) [system] char_type('(', end_of_line)
   Fail: (193) [system] char_type('(', end_of_line)
   Call: (193) [system] char_type('(', space)
   Fail: (193) [system] char_type('(', space)
   Call: (193) [system] char_type('(', cntrl)
   Fail: (193) [system] char_type('(', cntrl)
^  Fail: (192) [user] is_like_space('(')
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1390086)
   Exit: (190) [system] peek_char((0x55fbb4538270), '(')
   Call: (190) [system] '('=')'
   Fail: (190) [system] '('=')'
   Call: (190) [system] '('=end_of_file
   Fail: (190) [system] '('=end_of_file
^  Call: (190) [user] cont_sexpr(')', (0x55fbb4538270), _1395656)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1397514)
   Exit: (192) [system] peek_char((0x55fbb4538270), '(')
   Call: (192) [system] '('=(;)
   Fail: (192) [system] '('=(;)
   Call: (192) [system] '('=(/)
   Fail: (192) [system] '('=(/)
^  Call: (192) [user] is_like_space('(')
   Call: (193) [system] char_type('(', 'white')
   Fail: (193) [system] char_type('(', 'white')
   Call: (193) [system] char_type('(', end_of_line)
   Fail: (193) [system] char_type('(', end_of_line)
   Call: (193) [system] char_type('(', space)
   Fail: (193) [system] char_type('(', space)
   Call: (193) [system] char_type('(', cntrl)
   Fail: (193) [system] char_type('(', cntrl)
^  Fail: (192) [user] is_like_space('(')
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] get_char((0x55fbb4538270), _1413524)
   Exit: (191) [system] get_char((0x55fbb4538270), '(')
   Call: (191) [system] '('='('
   Exit: (191) [system] '('='('
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _1395656)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1419094)
   Exit: (193) [system] peek_char((0x55fbb4538270), -)
   Call: (193) [system] (-)=(;)
   Fail: (193) [system] (-)=(;)
   Call: (193) [system] (-)=(/)
   Fail: (193) [system] (-)=(/)
^  Call: (193) [user] is_like_space(-)
   Call: (194) [system] char_type(-, 'white')
   Fail: (194) [system] char_type(-, 'white')
   Call: (194) [system] char_type(-, end_of_line)
   Fail: (194) [system] char_type(-, end_of_line)
   Call: (194) [system] char_type(-, space)
   Fail: (194) [system] char_type(-, space)
   Call: (194) [system] char_type(-, cntrl)
   Fail: (194) [system] char_type(-, cntrl)
^  Fail: (193) [user] is_like_space(-)
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1435104)
   Exit: (192) [system] peek_char((0x55fbb4538270), -)
   Call: (192) [system] (-)=')'
   Fail: (192) [system] (-)=')'
   Call: (192) [system] (-)=end_of_file
   Fail: (192) [system] (-)=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _1440674)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1442532)
   Exit: (194) [system] peek_char((0x55fbb4538270), -)
   Call: (194) [system] (-)=(;)
   Fail: (194) [system] (-)=(;)
   Call: (194) [system] (-)=(/)
   Fail: (194) [system] (-)=(/)
^  Call: (194) [user] is_like_space(-)
   Call: (195) [system] char_type(-, 'white')
   Fail: (195) [system] char_type(-, 'white')
   Call: (195) [system] char_type(-, end_of_line)
   Fail: (195) [system] char_type(-, end_of_line)
   Call: (195) [system] char_type(-, space)
   Fail: (195) [system] char_type(-, space)
   Call: (195) [system] char_type(-, cntrl)
   Fail: (195) [system] char_type(-, cntrl)
^  Fail: (194) [user] is_like_space(-)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _1458542)
   Exit: (193) [system] get_char((0x55fbb4538270), -)
   Call: (193) [system] (-)='('
   Fail: (193) [system] (-)='('
   Call: (193) [system] (-)='['
   Fail: (193) [system] (-)='['
   Call: (193) [system] (-)='{'
   Fail: (193) [system] (-)='{'
   Call: (193) [system] (-)='"'
   Fail: (193) [system] (-)='"'
   Call: (193) [system] (-)=!
   Fail: (193) [system] (-)=!
   Call: (193) [system] (-)='\''
   Fail: (193) [system] (-)='\''
   Call: (193) [system] (-)='`'
   Fail: (193) [system] (-)='`'
   Call: (193) [system] (-)=end_of_file
   Fail: (193) [system] (-)=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55fbb4538270), -, _1440674)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _1476184)
   Call: (195) [system] peek_char((0x55fbb4538270), _1477118)
   Exit: (195) [system] peek_char((0x55fbb4538270), >)
^  Call: (195) [user] is_delimiter(>)
   Call: (196) [system] char_type(>, space)
   Fail: (196) [system] char_type(>, space)
   Call: (196) [system] arg(_1481838, v('(', ')', end_of_file), >)
   Fail: (196) [system] arg(_1482770, v('(', ')', end_of_file), >)
^  Fail: (195) [user] is_delimiter(>)
   Call: (195) [system] ')'==(>)
   Fail: (195) [system] ')'==(>)
   Call: (195) [system] get_char((0x55fbb4538270), >)
   Exit: (195) [system] get_char((0x55fbb4538270), >)
   Call: (195) [system] (>)=(\)
   Fail: (195) [system] (>)=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _1490120)
   Call: (196) [system] peek_char((0x55fbb4538270), _1491054)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (196) [user] is_delimiter(' ')
   Call: (197) [system] char_type(' ', space)
   Exit: (197) [system] char_type(' ', space)
^  Exit: (196) [user] is_delimiter(' ')
   Call: (196) [system] _1490120=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (195) [system] _1476184=[>]
   Exit: (195) [system] [>]=[>]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [>])
^  Call: (194) [user] classify_and_convert_charseq([-, >], _1440674)
^  Call: (195) [user] classify_and_convert_charseq_([-, >], _1503132)
^  Call: (197) [system] setup_call_cleanup('$notrace'(_1504084, _1504086), once(user:catch(read_from_chars([-, >], _1503132), _1504066, fail)), '$restore_trace'(_1504084, _1504086))
^  Call: (198) [system] sig_atomic(system:'$notrace'(_1504084, _1504086))
^  Exit: (197) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([-, >], ->), _1504066, fail)), system:'$restore_trace'(3, -1))
   Call: (196) [system] atomic(->)
   Exit: (196) [system] atomic(->)
^  Exit: (195) [user] classify_and_convert_charseq_([-, >], ->)
   Call: (195) [system] integer(->)
   Fail: (195) [system] integer(->)
   Call: (195) [system] _1440674=(->)
   Exit: (195) [system] (->)=(->)
^  Exit: (194) [user] classify_and_convert_charseq([-, >], ->)
^  Exit: (193) [user] read_symbolic(')', (0x55fbb4538270), -, ->)
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), ->)
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _1516212)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1518070)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
   Call: (194) [system] ' '=(/)
   Fail: (194) [system] ' '=(/)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55fbb4538270), _1527664)
   Exit: (194) [system] get_char((0x55fbb4538270), ' ')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1530368)
   Exit: (195) [system] peek_char((0x55fbb4538270), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
   Call: (195) [system] ($)=(/)
   Fail: (195) [system] ($)=(/)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1547302)
   Exit: (193) [system] peek_char((0x55fbb4538270), $)
   Call: (193) [system] ($)=')'
   Fail: (193) [system] ($)=')'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _1552872)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1554730)
   Exit: (195) [system] peek_char((0x55fbb4538270), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
   Call: (195) [system] ($)=(/)
   Fail: (195) [system] ($)=(/)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _1570740)
   Exit: (194) [system] get_char((0x55fbb4538270), $)
   Call: (194) [system] ($)='('
   Fail: (194) [system] ($)='('
   Call: (194) [system] ($)='['
   Fail: (194) [system] ($)='['
   Call: (194) [system] ($)='{'
   Fail: (194) [system] ($)='{'
   Call: (194) [system] ($)='"'
   Fail: (194) [system] ($)='"'
   Call: (194) [system] ($)=!
   Fail: (194) [system] ($)=!
   Call: (194) [system] ($)='\''
   Fail: (194) [system] ($)='\''
   Call: (194) [system] ($)='`'
   Fail: (194) [system] ($)='`'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55fbb4538270), $, _1552872)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _1588382)
   Call: (196) [system] peek_char((0x55fbb4538270), _1589316)
   Exit: (196) [system] peek_char((0x55fbb4538270), r)
^  Call: (196) [user] is_delimiter(r)
   Call: (197) [system] char_type(r, space)
   Fail: (197) [system] char_type(r, space)
   Call: (197) [system] arg(_1594036, v('(', ')', end_of_file), r)
   Fail: (197) [system] arg(_1594968, v('(', ')', end_of_file), r)
^  Fail: (196) [user] is_delimiter(r)
   Call: (196) [system] ')'==r
   Fail: (196) [system] ')'==r
   Call: (196) [system] get_char((0x55fbb4538270), r)
   Exit: (196) [system] get_char((0x55fbb4538270), r)
   Call: (196) [system] r=(\)
   Fail: (196) [system] r=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _1602318)
   Call: (197) [system] peek_char((0x55fbb4538270), _1603252)
   Exit: (197) [system] peek_char((0x55fbb4538270), t)
^  Call: (197) [user] is_delimiter(t)
   Call: (198) [system] char_type(t, space)
   Fail: (198) [system] char_type(t, space)
   Call: (198) [system] arg(_1607972, v('(', ')', end_of_file), t)
   Fail: (198) [system] arg(_1608904, v('(', ')', end_of_file), t)
^  Fail: (197) [user] is_delimiter(t)
   Call: (197) [system] ')'==t
   Fail: (197) [system] ')'==t
   Call: (197) [system] get_char((0x55fbb4538270), t)
   Exit: (197) [system] get_char((0x55fbb4538270), t)
   Call: (197) [system] t=(\)
   Fail: (197) [system] t=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _1616254)
   Call: (198) [system] peek_char((0x55fbb4538270), _1617188)
   Exit: (198) [system] peek_char((0x55fbb4538270), ')')
^  Call: (198) [user] is_delimiter(')')
   Call: (199) [system] char_type(')', space)
   Fail: (199) [system] char_type(')', space)
   Call: (199) [system] arg(_1621908, v('(', ')', end_of_file), ')')
   Exit: (199) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (198) [user] is_delimiter(')')
   Call: (198) [system] _1616254=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (197) [system] _1602318=[t]
   Exit: (197) [system] [t]=[t]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [t])
   Call: (196) [system] _1588382=[r, t]
   Exit: (196) [system] [r, t]=[r, t]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, t])
^  Call: (195) [user] classify_and_convert_charseq([$, r, t], _1552872)
^  Call: (196) [user] classify_and_convert_charseq_([$, r, t], _1633932)
   Call: (197) [system] atom_chars(_1634864, ['_', r, t])
   Exit: (197) [system] atom_chars('_rt', ['_', r, t])
^  Exit: (196) [user] classify_and_convert_charseq_([$, r, t], _rt)
   Call: (196) [system] integer(_rt)
   Fail: (196) [system] integer(_rt)
   Call: (196) [system] _1552872=_rt
   Exit: (196) [system] _rt=_rt
^  Exit: (195) [user] classify_and_convert_charseq([$, r, t], _rt)
^  Exit: (194) [user] read_symbolic(')', (0x55fbb4538270), $, _rt)
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), _rt)
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _1644156)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1646014)
   Exit: (195) [system] peek_char((0x55fbb4538270), ')')
   Call: (195) [system] ')'=(;)
   Fail: (195) [system] ')'=(;)
   Call: (195) [system] ')'=(/)
   Fail: (195) [system] ')'=(/)
^  Call: (195) [user] is_like_space(')')
   Call: (196) [system] char_type(')', 'white')
   Fail: (196) [system] char_type(')', 'white')
   Call: (196) [system] char_type(')', end_of_line)
   Fail: (196) [system] char_type(')', end_of_line)
   Call: (196) [system] char_type(')', space)
   Fail: (196) [system] char_type(')', space)
   Call: (196) [system] char_type(')', cntrl)
   Fail: (196) [system] char_type(')', cntrl)
^  Fail: (195) [user] is_like_space(')')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1662024)
   Exit: (194) [system] peek_char((0x55fbb4538270), ')')
   Call: (194) [system] ')'=')'
   Exit: (194) [system] ')'=')'
   Call: (194) [system] get_char((0x55fbb4538270), _1665814)
   Exit: (194) [system] get_char((0x55fbb4538270), ')')
   Call: (194) [system] _1644156=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [])
   Call: (193) [system] _1516212=[_rt]
   Exit: (193) [system] [_rt]=[_rt]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [_rt])
   Call: (192) [system] _1395656=[->, _rt]
   Exit: (192) [system] [->, _rt]=[->, _rt]
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), [->, _rt])
^  Exit: (190) [user] cont_sexpr(')', (0x55fbb4538270), [->, _rt])
^  Call: (190) [user] read_list(')', (0x55fbb4538270), _1676902)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1678760)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
   Call: (192) [system] ' '=(/)
   Fail: (192) [system] ' '=(/)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55fbb4538270), _1688354)
   Exit: (192) [system] get_char((0x55fbb4538270), ' ')
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1691058)
   Exit: (193) [system] peek_char((0x55fbb4538270), 'N')
   Call: (193) [system] 'N'=(;)
   Fail: (193) [system] 'N'=(;)
   Call: (193) [system] 'N'=(/)
   Fail: (193) [system] 'N'=(/)
^  Call: (193) [user] is_like_space('N')
   Call: (194) [system] char_type('N', 'white')
   Fail: (194) [system] char_type('N', 'white')
   Call: (194) [system] char_type('N', end_of_line)
   Fail: (194) [system] char_type('N', end_of_line)
   Call: (194) [system] char_type('N', space)
   Fail: (194) [system] char_type('N', space)
   Call: (194) [system] char_type('N', cntrl)
   Fail: (194) [system] char_type('N', cntrl)
^  Fail: (193) [user] is_like_space('N')
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1707992)
   Exit: (191) [system] peek_char((0x55fbb4538270), 'N')
   Call: (191) [system] 'N'=')'
   Fail: (191) [system] 'N'=')'
   Call: (191) [system] 'N'=end_of_file
   Fail: (191) [system] 'N'=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55fbb4538270), _1713562)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1715420)
   Exit: (193) [system] peek_char((0x55fbb4538270), 'N')
   Call: (193) [system] 'N'=(;)
   Fail: (193) [system] 'N'=(;)
   Call: (193) [system] 'N'=(/)
   Fail: (193) [system] 'N'=(/)
^  Call: (193) [user] is_like_space('N')
   Call: (194) [system] char_type('N', 'white')
   Fail: (194) [system] char_type('N', 'white')
   Call: (194) [system] char_type('N', end_of_line)
   Fail: (194) [system] char_type('N', end_of_line)
   Call: (194) [system] char_type('N', space)
   Fail: (194) [system] char_type('N', space)
   Call: (194) [system] char_type('N', cntrl)
   Fail: (194) [system] char_type('N', cntrl)
^  Fail: (193) [user] is_like_space('N')
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] get_char((0x55fbb4538270), _1731430)
   Exit: (192) [system] get_char((0x55fbb4538270), 'N')
   Call: (192) [system] 'N'='('
   Fail: (192) [system] 'N'='('
   Call: (192) [system] 'N'='['
   Fail: (192) [system] 'N'='['
   Call: (192) [system] 'N'='{'
   Fail: (192) [system] 'N'='{'
   Call: (192) [system] 'N'='"'
   Fail: (192) [system] 'N'='"'
   Call: (192) [system] 'N'=!
   Fail: (192) [system] 'N'=!
   Call: (192) [system] 'N'='\''
   Fail: (192) [system] 'N'='\''
   Call: (192) [system] 'N'='`'
   Fail: (192) [system] 'N'='`'
   Call: (192) [system] 'N'=end_of_file
   Fail: (192) [system] 'N'=end_of_file
^  Call: (192) [user] read_symbolic(')', (0x55fbb4538270), 'N', _1713562)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _1749072)
   Call: (194) [system] peek_char((0x55fbb4538270), _1750006)
   Exit: (194) [system] peek_char((0x55fbb4538270), a)
^  Call: (194) [user] is_delimiter(a)
   Call: (195) [system] char_type(a, space)
   Fail: (195) [system] char_type(a, space)
   Call: (195) [system] arg(_1754726, v('(', ')', end_of_file), a)
   Fail: (195) [system] arg(_1755658, v('(', ')', end_of_file), a)
^  Fail: (194) [user] is_delimiter(a)
   Call: (194) [system] ')'==a
   Fail: (194) [system] ')'==a
   Call: (194) [system] get_char((0x55fbb4538270), a)
   Exit: (194) [system] get_char((0x55fbb4538270), a)
   Call: (194) [system] a=(\)
   Fail: (194) [system] a=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _1763008)
   Call: (195) [system] peek_char((0x55fbb4538270), _1763942)
   Exit: (195) [system] peek_char((0x55fbb4538270), t)
^  Call: (195) [user] is_delimiter(t)
   Call: (196) [system] char_type(t, space)
   Fail: (196) [system] char_type(t, space)
   Call: (196) [system] arg(_1768662, v('(', ')', end_of_file), t)
   Fail: (196) [system] arg(_1769594, v('(', ')', end_of_file), t)
^  Fail: (195) [user] is_delimiter(t)
   Call: (195) [system] ')'==t
   Fail: (195) [system] ')'==t
   Call: (195) [system] get_char((0x55fbb4538270), t)
   Exit: (195) [system] get_char((0x55fbb4538270), t)
   Call: (195) [system] t=(\)
   Fail: (195) [system] t=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _1776944)
   Call: (196) [system] peek_char((0x55fbb4538270), _1777878)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (196) [user] is_delimiter(' ')
   Call: (197) [system] char_type(' ', space)
   Exit: (197) [system] char_type(' ', space)
^  Exit: (196) [user] is_delimiter(' ')
   Call: (196) [system] _1776944=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (195) [system] _1763008=[t]
   Exit: (195) [system] [t]=[t]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [t])
   Call: (194) [system] _1749072=[a, t]
   Exit: (194) [system] [a, t]=[a, t]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t])
^  Call: (193) [user] classify_and_convert_charseq(['N', a, t], _1713562)
^  Call: (194) [user] classify_and_convert_charseq_(['N', a, t], _1792750)
^  Call: (196) [system] setup_call_cleanup('$notrace'(_1793702, _1793704), once(user:catch(read_from_chars(['N', a, t], _1792750), _1793684, fail)), '$restore_trace'(_1793702, _1793704))
^  Call: (197) [system] sig_atomic(system:'$notrace'(_1793702, _1793704))
^  Exit: (196) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['N', a, t], _1792750), _1793684, fail)), system:'$restore_trace'(3, -1))
   Call: (195) [system] atomic(_1792750)
   Fail: (195) [system] atomic(_1792750)
   Call: (195) [system] atom_chars(_1792750, ['N', a, t])
   Exit: (195) [system] atom_chars('Nat', ['N', a, t])
^  Exit: (194) [user] classify_and_convert_charseq_(['N', a, t], 'Nat')
   Call: (194) [system] integer('Nat')
   Fail: (194) [system] integer('Nat')
   Call: (194) [system] _1713562='Nat'
   Exit: (194) [system] 'Nat'='Nat'
^  Exit: (193) [user] classify_and_convert_charseq(['N', a, t], 'Nat')
^  Exit: (192) [user] read_symbolic(')', (0x55fbb4538270), 'N', 'Nat')
^  Exit: (191) [user] cont_sexpr(')', (0x55fbb4538270), 'Nat')
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _1807700)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1809558)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _1819152)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1821856)
   Exit: (194) [system] peek_char((0x55fbb4538270), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
   Call: (194) [system] ($)=(/)
   Fail: (194) [system] ($)=(/)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1838790)
   Exit: (192) [system] peek_char((0x55fbb4538270), $)
   Call: (192) [system] ($)=')'
   Fail: (192) [system] ($)=')'
   Call: (192) [system] ($)=end_of_file
   Fail: (192) [system] ($)=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _1844360)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1846218)
   Exit: (194) [system] peek_char((0x55fbb4538270), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
   Call: (194) [system] ($)=(/)
   Fail: (194) [system] ($)=(/)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _1862228)
   Exit: (193) [system] get_char((0x55fbb4538270), $)
   Call: (193) [system] ($)='('
   Fail: (193) [system] ($)='('
   Call: (193) [system] ($)='['
   Fail: (193) [system] ($)='['
   Call: (193) [system] ($)='{'
   Fail: (193) [system] ($)='{'
   Call: (193) [system] ($)='"'
   Fail: (193) [system] ($)='"'
   Call: (193) [system] ($)=!
   Fail: (193) [system] ($)=!
   Call: (193) [system] ($)='\''
   Fail: (193) [system] ($)='\''
   Call: (193) [system] ($)='`'
   Fail: (193) [system] ($)='`'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55fbb4538270), $, _1844360)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _1879870)
   Call: (195) [system] peek_char((0x55fbb4538270), _1880804)
   Exit: (195) [system] peek_char((0x55fbb4538270), a)
^  Call: (195) [user] is_delimiter(a)
   Call: (196) [system] char_type(a, space)
   Fail: (196) [system] char_type(a, space)
   Call: (196) [system] arg(_1885524, v('(', ')', end_of_file), a)
   Fail: (196) [system] arg(_1886456, v('(', ')', end_of_file), a)
^  Fail: (195) [user] is_delimiter(a)
   Call: (195) [system] ')'==a
   Fail: (195) [system] ')'==a
   Call: (195) [system] get_char((0x55fbb4538270), a)
   Exit: (195) [system] get_char((0x55fbb4538270), a)
   Call: (195) [system] a=(\)
   Fail: (195) [system] a=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _1893806)
   Call: (196) [system] peek_char((0x55fbb4538270), _1894740)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
^  Call: (196) [user] is_delimiter(')')
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] arg(_1899460, v('(', ')', end_of_file), ')')
   Exit: (197) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (196) [user] is_delimiter(')')
   Call: (196) [system] _1893806=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (195) [system] _1879870=[a]
   Exit: (195) [system] [a]=[a]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [a])
^  Call: (194) [user] classify_and_convert_charseq([$, a], _1844360)
^  Call: (195) [user] classify_and_convert_charseq_([$, a], _1908690)
   Call: (196) [system] atom_chars(_1909622, ['_', a])
   Exit: (196) [system] atom_chars('_a', ['_', a])
^  Exit: (195) [user] classify_and_convert_charseq_([$, a], _a)
   Call: (195) [system] integer(_a)
   Fail: (195) [system] integer(_a)
   Call: (195) [system] _1844360=_a
   Exit: (195) [system] _a=_a
^  Exit: (194) [user] classify_and_convert_charseq([$, a], _a)
^  Exit: (193) [user] read_symbolic(')', (0x55fbb4538270), $, _a)
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), _a)
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _1918914)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1920772)
   Exit: (194) [system] peek_char((0x55fbb4538270), ')')
   Call: (194) [system] ')'=(;)
   Fail: (194) [system] ')'=(;)
   Call: (194) [system] ')'=(/)
   Fail: (194) [system] ')'=(/)
^  Call: (194) [user] is_like_space(')')
   Call: (195) [system] char_type(')', 'white')
   Fail: (195) [system] char_type(')', 'white')
   Call: (195) [system] char_type(')', end_of_line)
   Fail: (195) [system] char_type(')', end_of_line)
   Call: (195) [system] char_type(')', space)
   Fail: (195) [system] char_type(')', space)
   Call: (195) [system] char_type(')', cntrl)
   Fail: (195) [system] char_type(')', cntrl)
^  Fail: (194) [user] is_like_space(')')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1936782)
   Exit: (193) [system] peek_char((0x55fbb4538270), ')')
   Call: (193) [system] ')'=')'
   Exit: (193) [system] ')'=')'
   Call: (193) [system] get_char((0x55fbb4538270), _1940572)
   Exit: (193) [system] get_char((0x55fbb4538270), ')')
   Call: (193) [system] _1918914=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [])
   Call: (192) [system] _1807700=[_a]
   Exit: (192) [system] [_a]=[_a]
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), [_a])
   Call: (191) [system] _1676902=['Nat', _a]
   Exit: (191) [system] ['Nat', _a]=['Nat', _a]
^  Exit: (190) [user] read_list(')', (0x55fbb4538270), ['Nat', _a])
   Call: (190) [system] _1358996=[[->, _rt], 'Nat', _a]
   Exit: (190) [system] [[->, _rt], 'Nat', _a]=[[->, _rt], 'Nat', _a]
^  Exit: (189) [user] read_list(')', (0x55fbb4538270), [[->, _rt], 'Nat', _a])
   Call: (189) [system] _1041090=[[->, _kt], [->, _rt], 'Nat', _a]
   Exit: (189) [system] [[->, _kt], [->, _rt], 'Nat', _a]=[[->, _kt], [->, _rt], 'Nat', _a]
^  Exit: (188) [user] read_list(')', (0x55fbb4538270), [[->, _kt], [->, _rt], 'Nat', _a])
   Call: (188) [system] _931748=[_a, [->, _kt], [->, _rt], 'Nat', _a]
   Exit: (188) [system] [_a, [->, _kt], [->, _rt], 'Nat', _a]=[_a, [->, _kt], [->, _rt], 'Nat', _a]
^  Exit: (187) [user] read_list(')', (0x55fbb4538270), [_a, [->, _kt], [->, _rt], 'Nat', _a])
   Call: (187) [system] _811192=[->, _a, [->, _kt], [->, _rt], 'Nat', _a]
   Exit: (187) [system] [->, _a, [->, _kt], [->, _rt], 'Nat', _a]=[->, _a, [->, _kt], [->, _rt], 'Nat', _a]
^  Exit: (186) [user] read_list(')', (0x55fbb4538270), [->, _a, [->, _kt], [->, _rt], 'Nat', _a])
^  Exit: (185) [user] cont_sexpr(')', (0x55fbb4538270), [->, _a, [->, _kt], [->, _rt], 'Nat', _a])
^  Call: (185) [user] read_list(')', (0x55fbb4538270), _1962836)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1964694)
   Exit: (187) [system] peek_char((0x55fbb4538270), ')')
   Call: (187) [system] ')'=(;)
   Fail: (187) [system] ')'=(;)
   Call: (187) [system] ')'=(/)
   Fail: (187) [system] ')'=(/)
^  Call: (187) [user] is_like_space(')')
   Call: (188) [system] char_type(')', 'white')
   Fail: (188) [system] char_type(')', 'white')
   Call: (188) [system] char_type(')', end_of_line)
   Fail: (188) [system] char_type(')', end_of_line)
   Call: (188) [system] char_type(')', space)
   Fail: (188) [system] char_type(')', space)
   Call: (188) [system] char_type(')', cntrl)
   Fail: (188) [system] char_type(')', cntrl)
^  Fail: (187) [user] is_like_space(')')
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1980704)
   Exit: (186) [system] peek_char((0x55fbb4538270), ')')
   Call: (186) [system] ')'=')'
   Exit: (186) [system] ')'=')'
   Call: (186) [system] get_char((0x55fbb4538270), _1984494)
   Exit: (186) [system] get_char((0x55fbb4538270), ')')
   Call: (186) [system] _1962836=[]
   Exit: (186) [system] []=[]
^  Exit: (185) [user] read_list(')', (0x55fbb4538270), [])
   Call: (185) [system] _774532=[[->, _a, [->, _kt], [->, _rt], 'Nat', _a]]
   Exit: (185) [system] [[->, _a, [->, _kt], [->, _rt], 'Nat', _a]]=[[->, _a, [->, _kt], [->, _rt], 'Nat', _a]]
^  Exit: (184) [user] read_list(')', (0x55fbb4538270), [[->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
   Call: (184) [system] _528494=[synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]
   Exit: (184) [system] [synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]=[synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]
^  Exit: (183) [user] read_list(')', (0x55fbb4538270), [synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
   Call: (183) [system] _3318=[:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]
   Exit: (183) [system] [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]=[:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]
^  Exit: (182) [user] read_list(')', (0x55fbb4538270), [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
^  Exit: (181) [user] cont_sexpr(')', (0x55fbb4538270), [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
^  Exit: (180) [user] read_sexpr((0x55fbb4538270), [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
^  Call: (180) [user] assertz(metta_file_comment(18, 0, 367, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], '$stream_position'(367, 18, 0, 367)))
^  Exit: (180) [user] assertz(metta_file_comment(18, 0, 367, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], '$stream_position'(367, 18, 0, 367)))
^  Exit: (178) [system] once(user:(read_position((0x55fbb4538270), 18, 0, 367, '$stream_position'(367, 18, 0, 367)), read_sexpr((0x55fbb4538270), [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]), assertz(metta_file_comment(18, 0, 367, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], '$stream_position'(367, 18, 0, 367)))))
   Call: (178) [system] fail
^  Call: (178) [user] retract(metta_file_comment(_2003012, _2003014, _2003016, _2003018, _2003020))
^  Exit: (178) [user] retract(metta_file_comment(37, 0, 1164, '$COMMENT'(";;", 37, 0), '$stream_position'(1164, 37, 0, 1164)))
^  Call: (178) [user] trly(untyped_to_metta, '$COMMENT'(";;", 37, 0), _3084)
^  Call: (179) [user] once(call(untyped_to_metta, '$COMMENT'(";;", 37, 0), _2005844))
^  Call: (180) [user] call(untyped_to_metta, '$COMMENT'(";;", 37, 0), _2005844)
^  Call: (181) [user] untyped_to_metta('$COMMENT'(";;", 37, 0), _2005844)
^  Call: (182) [user] must_det_ll(trly(mfix_vars1, '$COMMENT'(";;", 37, 0), _2008660))
^  Call: (183) [user] once(user:trly(mfix_vars1, '$COMMENT'(";;", 37, 0), _2008660))
^  Call: (184) [user] trly(mfix_vars1, '$COMMENT'(";;", 37, 0), _2008660)
^  Call: (185) [user] once(call(mfix_vars1, '$COMMENT'(";;", 37, 0), _2011460))
^  Call: (186) [user] call(mfix_vars1, '$COMMENT'(";;", 37, 0), _2011460)
^  Call: (187) [user] mfix_vars1('$COMMENT'(";;", 37, 0), _2011460)
   Call: (188) [system] var('$COMMENT'(";;", 37, 0))
   Call: (188) [system] atom('$COMMENT'(";;", 37, 0))
   Call: (188) [system] '$COMMENT'(";;", 37, 0)==true
   Call: (188) [system] '$COMMENT'(";;", 37, 0)==false
   Call: (188) [system] '$COMMENT'(";;", 37, 0)==[_2017980, _2017986]
   Call: (188) [system] is_list('$COMMENT'(";;", 37, 0))
   Call: (188) [system] string('$COMMENT'(";;", 37, 0))
   Call: (188) [system] compound('$COMMENT'(";;", 37, 0))
   Exit: (188) [system] compound('$COMMENT'(";;", 37, 0))
   Call: (188) [system] compound_name_arguments('$COMMENT'(";;", 37, 0), _2022614, _2022616)
   Exit: (188) [system] compound_name_arguments('$COMMENT'(";;", 37, 0), '$COMMENT', [";;", 37, 0])
   Call: (188) [system] '$COMMENT'\=='$VAR'
   Exit: (188) [system] '$COMMENT'\=='$VAR'
^  Call: (188) [user] apply:maplist(mfix_vars1, [";;", 37, 0], _2026356)
   Call: (189) [apply] apply:maplist_([";;", 37, 0], _2026356, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1(";;", _2028236)
   Call: (191) [system] var(";;")
   Call: (191) [system] atom(";;")
   Call: (191) [system] ";;"==true
   Call: (191) [system] ";;"==false
   Call: (191) [system] ";;"==[_2032878, _2032884]
   Call: (191) [system] is_list(";;")
   Call: (191) [system] string(";;")
   Exit: (191) [system] string(";;")
^  Call: (191) [user] string_to_syms
   Call: (192) [system] fail
   Call: (191) [system] compound(";;")
^  Call: (191) [user] symbol(";;")
   Call: (192) [system] atom(";;")
   Fail: (192) [system] atom(";;")
^  Fail: (191) [user] symbol(";;")
   Call: (191) [system] ";;"=_2028236
   Exit: (191) [system] ";;"=";;"
^  Exit: (190) [user] mfix_vars1(";;", ";;")
   Call: (190) [apply] apply:maplist_([37, 0], _2028238, user:mfix_vars1)
^  Call: (191) [user] mfix_vars1(37, _2046758)
   Call: (192) [system] var(37)
   Call: (192) [system] atom(37)
   Call: (192) [system] 37==true
   Call: (192) [system] 37==false
   Call: (192) [system] 37==[_2051400, _2051406]
   Call: (192) [system] is_list(37)
   Call: (192) [system] string(37)
   Call: (192) [system] compound(37)
^  Call: (192) [user] symbol(37)
   Call: (193) [system] atom(37)
   Fail: (193) [system] atom(37)
^  Fail: (192) [user] symbol(37)
   Call: (192) [system] 37=_2046758
   Exit: (192) [system] 37=37
^  Exit: (191) [user] mfix_vars1(37, 37)
   Call: (191) [apply] apply:maplist_([0], _2046760, user:mfix_vars1)
^  Call: (192) [user] mfix_vars1(0, _2062524)
   Call: (193) [system] var(0)
   Call: (193) [system] atom(0)
   Call: (193) [system] 0==true
   Call: (193) [system] 0==false
   Call: (193) [system] 0==[_2067166, _2067172]
   Call: (193) [system] is_list(0)
   Call: (193) [system] string(0)
   Call: (193) [system] compound(0)
^  Call: (193) [user] symbol(0)
   Call: (194) [system] atom(0)
   Fail: (194) [system] atom(0)
^  Fail: (193) [user] symbol(0)
   Call: (193) [system] 0=_2062524
   Exit: (193) [system] 0=0
^  Exit: (192) [user] mfix_vars1(0, 0)
   Call: (192) [apply] apply:maplist_([], _2062526, user:mfix_vars1)
   Exit: (192) [apply] apply:maplist_([], [], user:mfix_vars1)
   Exit: (191) [apply] apply:maplist_([0], [0], user:mfix_vars1)
   Exit: (190) [apply] apply:maplist_([37, 0], [37, 0], user:mfix_vars1)
   Exit: (189) [apply] apply:maplist_([";;", 37, 0], [";;", 37, 0], user:mfix_vars1)
^  Exit: (188) [apply] apply:maplist(user:mfix_vars1, [";;", 37, 0], [";;", 37, 0])
   Call: (188) [system] compound_name_arguments(_2011460, '$COMMENT', [";;", 37, 0])
   Exit: (188) [system] compound_name_arguments('$COMMENT'(";;", 37, 0), '$COMMENT', [";;", 37, 0])
^  Exit: (187) [user] mfix_vars1('$COMMENT'(";;", 37, 0), '$COMMENT'(";;", 37, 0))
^  Exit: (186) [system] call(user:mfix_vars1, '$COMMENT'(";;", 37, 0), '$COMMENT'(";;", 37, 0))
^  Exit: (185) [system] once(user:call(mfix_vars1, '$COMMENT'(";;", 37, 0), '$COMMENT'(";;", 37, 0)))
   Call: (185) [system] '$COMMENT'(";;", 37, 0)\=@='$COMMENT'(";;", 37, 0)
^  Exit: (184) [user] trly(mfix_vars1, '$COMMENT'(";;", 37, 0), '$COMMENT'(";;", 37, 0))
^  Exit: (183) [system] once(user:trly(mfix_vars1, '$COMMENT'(";;", 37, 0), '$COMMENT'(";;", 37, 0)))
^  Exit: (182) [user] must_det_ll(user:trly(mfix_vars1, '$COMMENT'(";;", 37, 0), '$COMMENT'(";;", 37, 0)))
^  Call: (182) [user] must_det_ll(trly(cons_to_c, '$COMMENT'(";;", 37, 0), _2091342))
^  Call: (183) [user] once(user:trly(cons_to_c, '$COMMENT'(";;", 37, 0), _2091342))
^  Call: (184) [user] trly(cons_to_c, '$COMMENT'(";;", 37, 0), _2091342)
^  Call: (185) [user] once(call(cons_to_c, '$COMMENT'(";;", 37, 0), _2094142))
^  Call: (186) [user] call(cons_to_c, '$COMMENT'(";;", 37, 0), _2094142)
^  Call: (187) [user] cons_to_c('$COMMENT'(";;", 37, 0), _2094142)
^  Call: (188) [user] no_cons_reduce
^  Exit: (188) [user] no_cons_reduce
^  Exit: (187) [user] cons_to_c('$COMMENT'(";;", 37, 0), '$COMMENT'(";;", 37, 0))
^  Exit: (186) [system] call(user:cons_to_c, '$COMMENT'(";;", 37, 0), '$COMMENT'(";;", 37, 0))
^  Exit: (185) [system] once(user:call(cons_to_c, '$COMMENT'(";;", 37, 0), '$COMMENT'(";;", 37, 0)))
   Call: (185) [system] '$COMMENT'(";;", 37, 0)\=@='$COMMENT'(";;", 37, 0)
^  Exit: (184) [user] trly(cons_to_c, '$COMMENT'(";;", 37, 0), '$COMMENT'(";;", 37, 0))
^  Exit: (183) [system] once(user:trly(cons_to_c, '$COMMENT'(";;", 37, 0), '$COMMENT'(";;", 37, 0)))
^  Exit: (182) [user] must_det_ll(user:trly(cons_to_c, '$COMMENT'(";;", 37, 0), '$COMMENT'(";;", 37, 0)))
^  Call: (182) [user] must_det_ll(trly(cons_to_l, '$COMMENT'(";;", 37, 0), _3320))
^  Call: (183) [user] once(user:trly(cons_to_l, '$COMMENT'(";;", 37, 0), _3320))
^  Call: (184) [user] trly(cons_to_l, '$COMMENT'(";;", 37, 0), _3320)
^  Call: (185) [user] once(call(cons_to_l, '$COMMENT'(";;", 37, 0), _14482))
^  Call: (186) [user] call(cons_to_l, '$COMMENT'(";;", 37, 0), _14482)
^  Call: (187) [user] cons_to_l('$COMMENT'(";;", 37, 0), _14482)
^  Call: (188) [user] no_cons_reduce
^  Exit: (188) [user] no_cons_reduce
^  Exit: (187) [user] cons_to_l('$COMMENT'(";;", 37, 0), '$COMMENT'(";;", 37, 0))
^  Exit: (186) [system] call(user:cons_to_l, '$COMMENT'(";;", 37, 0), '$COMMENT'(";;", 37, 0))
^  Exit: (185) [system] once(user:call(cons_to_l, '$COMMENT'(";;", 37, 0), '$COMMENT'(";;", 37, 0)))
   Call: (185) [system] '$COMMENT'(";;", 37, 0)\=@='$COMMENT'(";;", 37, 0)
^  Exit: (184) [user] trly(cons_to_l, '$COMMENT'(";;", 37, 0), '$COMMENT'(";;", 37, 0))
^  Exit: (183) [system] once(user:trly(cons_to_l, '$COMMENT'(";;", 37, 0), '$COMMENT'(";;", 37, 0)))
^  Exit: (182) [user] must_det_ll(user:trly(cons_to_l, '$COMMENT'(";;", 37, 0), '$COMMENT'(";;", 37, 0)))
^  Exit: (181) [user] untyped_to_metta('$COMMENT'(";;", 37, 0), '$COMMENT'(";;", 37, 0))
^  Exit: (180) [system] call(user:untyped_to_metta, '$COMMENT'(";;", 37, 0), '$COMMENT'(";;", 37, 0))
^  Exit: (179) [system] once(user:call(untyped_to_metta, '$COMMENT'(";;", 37, 0), '$COMMENT'(";;", 37, 0)))
   Call: (179) [system] '$COMMENT'(";;", 37, 0)\=@='$COMMENT'(";;", 37, 0)
^  Exit: (178) [user] trly(untyped_to_metta, '$COMMENT'(";;", 37, 0), '$COMMENT'(";;", 37, 0))
^  Exit: (177) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;", 37, 0))
   Call: (177) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;", 37, 0))))
   Exit: (177) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;", 37, 0))))
^  Exit: (176) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";;", 37, 0))
^  Exit: (175) [user] parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";;", 37, 0))
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";;", 37, 0))
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;", 37, 0))
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;", 37, 0))))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;", 37, 0))))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";;", 37, 0))
^  Exit: (171) [user] read_sform((0x55fbb4538270), '$COMMENT'(";;", 37, 0))
^  Exit: (170) [system] once(user:read_sform((0x55fbb4538270), '$COMMENT'(";;", 37, 0)))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55fbb4538270), '$COMMENT'(";;", 37, 0)))
   Call: (169) [system] '$COMMENT'(";;", 37, 0)==end_of_file
   Fail: (169) [system] '$COMMENT'(";;", 37, 0)==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1727480696.9125626), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480696.9125626), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;", 37, 0)), 16]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";;", 37, 0), nthesize_long_1727480696_9164743, 16)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1727480696.9125626), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480696.9125626), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;", 37, 0)), 16]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1727480697.6868386)
   Call: (173) [system] arg(1, t(1727480696.9125626), _3148)
   Exit: (173) [system] arg(1, t(1727480696.9125626), 1727480696.9125626)
   Call: (173) [system] _3158 is 1727480697.6868386-1727480696.9125626
   Exit: (173) [system] 0.7742760181427002 is 1727480697.6868386-1727480696.9125626
   Call: (173) [system] 0.7742760181427002>4
   Fail: (173) [system] 0.7742760181427002>4
^  Exit: (171) [user] if_t((get_time(_3134), arg(1, t(1727480696.9125626), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480696.9125626), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;", 37, 0)), 16]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 3)
   Call: (175) [system] atom(3+1)
   Call: (175) [system] set_flag(translated_forms, 4)
   Exit: (175) [system] set_flag(translated_forms, 4)
   Exit: (174) [$syspreds] update_flag(translated_forms, 3, 3+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 3, 3+1))
   Exit: (171) [$syspreds] flag(translated_forms, 3, 3+1)
^  Call: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";;", 37, 0), nthesize_long_1727480696_9164743, 16)
^  Call: (172) [user] format((0x55fbb44dfd70), "/* ~w */~n", [";;"])
^  Exit: (172) [user] format((0x55fbb44dfd70), "/* ~w */~n", [";;"])
^  Exit: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";;", 37, 0), nthesize_long_1727480696_9164743, 16)
^  Exit: (169) [system] once(user:(if_t((get_time(_3134), arg(1, t(1727480696.9125626), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480696.9125626), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;", 37, 0)), 16]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 3, 3+1), write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";;", 37, 0), nthesize_long_1727480696_9164743, 16)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55fbb4538270))
   Fail: (169) [system] at_end_of_stream((0x55fbb4538270))
^  Call: (169) [user] must_det_ll(line_count((0x55fbb4538270), _3074))
^  Call: (170) [user] once(user:line_count((0x55fbb4538270), _3074))
   Call: (171) [system] line_count((0x55fbb4538270), _3074)
   Exit: (171) [system] line_count((0x55fbb4538270), 49)
^  Exit: (170) [system] once(user:line_count((0x55fbb4538270), 49))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55fbb4538270), 49))
^  Call: (169) [user] must_det_ll(read_sform((0x55fbb4538270), _3084))
^  Call: (170) [user] once(user:read_sform((0x55fbb4538270), _3084))
^  Call: (171) [user] read_sform((0x55fbb4538270), _3084)
   Call: (172) [system] string((0x55fbb4538270))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (173) [system] string((0x55fbb4538270))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (174) [system] at_end_of_stream((0x55fbb4538270))
   Call: (174) [system] peek_char((0x55fbb4538270), _90194)
   Exit: (174) [system] peek_char((0x55fbb4538270), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55fbb4538270), '\n')
   Exit: (174) [system] get_char((0x55fbb4538270), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), _3084)
   Call: (175) [system] at_end_of_stream((0x55fbb4538270))
   Call: (175) [system] peek_char((0x55fbb4538270), _97616)
   Exit: (175) [system] peek_char((0x55fbb4538270), ;)
   Call: (175) [system] char_type(;, space)
^  Call: (175) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (176) [system] string((0x55fbb4538270))
^  Exit: (175) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (175) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (176) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (177) [system] at_end_of_stream((0x55fbb4538270))
   Call: (177) [system] peek_char((0x55fbb4538270), _105954)
   Exit: (177) [system] peek_char((0x55fbb4538270), ;)
   Call: (177) [system] char_type(;, space)
   Call: (177) [system] _108740=(0x55fbb4538270)
   Exit: (177) [system] (0x55fbb4538270)=(0x55fbb4538270)
^  Call: (177) [user] once((read_position((0x55fbb4538270), _110608, _110610, _110612, _110614), read_sexpr((0x55fbb4538270), _110626), assertz(metta_file_comment(_110608, _110610, _110612, _110626, _110614))))
^  Call: (179) [user] read_position((0x55fbb4538270), _110608, _110610, _110612, _110614)
   Call: (180) [system] stream_property((0x55fbb4538270), position(_110614))
   Call: (181) [system] nonvar((0x55fbb4538270))
   Exit: (181) [system] nonvar((0x55fbb4538270))
   Call: (181) [system] nonvar(position(_110614))
   Exit: (181) [system] nonvar(position(_110614))
   Exit: (180) [system] stream_property((0x55fbb4538270), position('$stream_position'(1601, 50, 0, 1601)))
   Call: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(1601, 50, 0, 1601), _110608)
   Call: (181) [system] nonvar(line_count)
   Exit: (181) [system] nonvar(line_count)
   Call: (181) [$syspreds] stream_position_field(line_count, _120866)
   Exit: (181) [$syspreds] stream_position_field(line_count, 2)
   Call: (181) [system] arg(2, '$stream_position'(1601, 50, 0, 1601), _110608)
   Exit: (181) [system] arg(2, '$stream_position'(1601, 50, 0, 1601), 50)
   Exit: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(1601, 50, 0, 1601), 50)
   Call: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(1601, 50, 0, 1601), _110610)
   Call: (181) [system] nonvar(line_position)
   Exit: (181) [system] nonvar(line_position)
   Call: (181) [$syspreds] stream_position_field(line_position, _128300)
   Exit: (181) [$syspreds] stream_position_field(line_position, 3)
   Call: (181) [system] arg(3, '$stream_position'(1601, 50, 0, 1601), _110610)
   Exit: (181) [system] arg(3, '$stream_position'(1601, 50, 0, 1601), 0)
   Exit: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(1601, 50, 0, 1601), 0)
   Call: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(1601, 50, 0, 1601), _110612)
   Call: (181) [system] nonvar(char_count)
   Exit: (181) [system] nonvar(char_count)
   Call: (181) [$syspreds] stream_position_field(char_count, _135734)
   Exit: (181) [$syspreds] stream_position_field(char_count, 1)
   Call: (181) [system] arg(1, '$stream_position'(1601, 50, 0, 1601), _110612)
   Exit: (181) [system] arg(1, '$stream_position'(1601, 50, 0, 1601), 1601)
   Exit: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(1601, 50, 0, 1601), 1601)
^  Exit: (179) [user] read_position((0x55fbb4538270), 50, 0, 1601, '$stream_position'(1601, 50, 0, 1601))
^  Call: (179) [user] read_sexpr((0x55fbb4538270), _110626)
   Call: (180) [system] string((0x55fbb4538270))
   Fail: (180) [system] string((0x55fbb4538270))
^  Call: (180) [user] cont_sexpr(')', (0x55fbb4538270), _110626)
^  Call: (181) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] peek_char((0x55fbb4538270), _145960)
   Exit: (182) [system] peek_char((0x55fbb4538270), ;)
   Call: (182) [system] (;)=(;)
   Exit: (182) [system] (;)=(;)
^  Call: (182) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (183) [user] read_position((0x55fbb4538270), _150598, _150600, _150602, _150604)
   Call: (184) [system] stream_property((0x55fbb4538270), position(_150604))
   Call: (185) [system] nonvar((0x55fbb4538270))
   Exit: (185) [system] nonvar((0x55fbb4538270))
   Call: (185) [system] nonvar(position(_150604))
   Exit: (185) [system] nonvar(position(_150604))
   Exit: (184) [system] stream_property((0x55fbb4538270), position('$stream_position'(1601, 50, 0, 1601)))
   Call: (184) [$syspreds] stream_position_data(line_count, '$stream_position'(1601, 50, 0, 1601), _150598)
   Call: (185) [system] nonvar(line_count)
   Exit: (185) [system] nonvar(line_count)
   Call: (185) [$syspreds] stream_position_field(line_count, _159892)
   Exit: (185) [$syspreds] stream_position_field(line_count, 2)
   Call: (185) [system] arg(2, '$stream_position'(1601, 50, 0, 1601), _150598)
   Exit: (185) [system] arg(2, '$stream_position'(1601, 50, 0, 1601), 50)
   Exit: (184) [$syspreds] stream_position_data(line_count, '$stream_position'(1601, 50, 0, 1601), 50)
   Call: (184) [$syspreds] stream_position_data(line_position, '$stream_position'(1601, 50, 0, 1601), _150600)
   Call: (185) [system] nonvar(line_position)
   Exit: (185) [system] nonvar(line_position)
   Call: (185) [$syspreds] stream_position_field(line_position, _167326)
   Exit: (185) [$syspreds] stream_position_field(line_position, 3)
   Call: (185) [system] arg(3, '$stream_position'(1601, 50, 0, 1601), _150600)
   Exit: (185) [system] arg(3, '$stream_position'(1601, 50, 0, 1601), 0)
   Exit: (184) [$syspreds] stream_position_data(line_position, '$stream_position'(1601, 50, 0, 1601), 0)
   Call: (184) [$syspreds] stream_position_data(char_count, '$stream_position'(1601, 50, 0, 1601), _150602)
   Call: (185) [system] nonvar(char_count)
   Exit: (185) [system] nonvar(char_count)
   Call: (185) [$syspreds] stream_position_field(char_count, _174760)
   Exit: (185) [$syspreds] stream_position_field(char_count, 1)
   Call: (185) [system] arg(1, '$stream_position'(1601, 50, 0, 1601), _150602)
   Exit: (185) [system] arg(1, '$stream_position'(1601, 50, 0, 1601), 1601)
   Exit: (184) [$syspreds] stream_position_data(char_count, '$stream_position'(1601, 50, 0, 1601), 1601)
^  Exit: (183) [user] read_position((0x55fbb4538270), 50, 0, 1601, '$stream_position'(1601, 50, 0, 1601))
   Call: (183) [read_util] read_util:read_line_to_string((0x55fbb4538270), _180354)
   Call: (184) [system] read_string((0x55fbb4538270), '\n', '\r', _181284, _181286)
   Exit: (184) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";; Nullary rule (axiom)")
   Call: (184) [system] 10\== -1
   Exit: (184) [system] 10\== -1
   Call: (184) [system] _180354=";; Nullary rule (axiom)"
   Exit: (184) [system] ";; Nullary rule (axiom)"=";; Nullary rule (axiom)"
   Exit: (183) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";; Nullary rule (axiom)")
^  Call: (183) [user] assertz(metta_file_comment(50, 0, 1601, '$COMMENT'(";; Nullary rule (axiom)", 50, 0), '$stream_position'(1601, 50, 0, 1601)))
^  Exit: (183) [user] assertz(metta_file_comment(50, 0, 1601, '$COMMENT'(";; Nullary rule (axiom)", 50, 0), '$stream_position'(1601, 50, 0, 1601)))
^  Exit: (182) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _191548)
   Exit: (183) [system] peek_char((0x55fbb4538270), '(')
   Call: (183) [system] '('=(;)
   Fail: (183) [system] '('=(;)
   Call: (183) [system] '('=(/)
   Fail: (183) [system] '('=(/)
^  Call: (183) [user] is_like_space('(')
   Call: (184) [system] char_type('(', 'white')
   Fail: (184) [system] char_type('(', 'white')
   Call: (184) [system] char_type('(', end_of_line)
   Fail: (184) [system] char_type('(', end_of_line)
   Call: (184) [system] char_type('(', space)
   Fail: (184) [system] char_type('(', space)
   Call: (184) [system] char_type('(', cntrl)
   Fail: (184) [system] char_type('(', cntrl)
^  Fail: (183) [user] is_like_space('(')
^  Exit: (182) [user] skip_spaces((0x55fbb4538270))
^  Exit: (181) [user] skip_spaces((0x55fbb4538270))
   Call: (181) [system] get_char((0x55fbb4538270), _208482)
   Exit: (181) [system] get_char((0x55fbb4538270), '(')
   Call: (181) [system] '('='('
   Exit: (181) [system] '('='('
^  Call: (181) [user] read_list(')', (0x55fbb4538270), _110626)
^  Call: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _214052)
   Exit: (183) [system] peek_char((0x55fbb4538270), =)
   Call: (183) [system] (=)=(;)
   Fail: (183) [system] (=)=(;)
   Call: (183) [system] (=)=(/)
   Fail: (183) [system] (=)=(/)
^  Call: (183) [user] is_like_space(=)
   Call: (184) [system] char_type(=, 'white')
   Fail: (184) [system] char_type(=, 'white')
   Call: (184) [system] char_type(=, end_of_line)
   Fail: (184) [system] char_type(=, end_of_line)
   Call: (184) [system] char_type(=, space)
   Fail: (184) [system] char_type(=, space)
   Call: (184) [system] char_type(=, cntrl)
   Fail: (184) [system] char_type(=, cntrl)
^  Fail: (183) [user] is_like_space(=)
^  Exit: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] peek_char((0x55fbb4538270), _230062)
   Exit: (182) [system] peek_char((0x55fbb4538270), =)
   Call: (182) [system] (=)=')'
   Fail: (182) [system] (=)=')'
   Call: (182) [system] (=)=end_of_file
   Fail: (182) [system] (=)=end_of_file
^  Call: (182) [user] cont_sexpr(')', (0x55fbb4538270), _235632)
^  Call: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _237490)
   Exit: (184) [system] peek_char((0x55fbb4538270), =)
   Call: (184) [system] (=)=(;)
   Fail: (184) [system] (=)=(;)
   Call: (184) [system] (=)=(/)
   Fail: (184) [system] (=)=(/)
^  Call: (184) [user] is_like_space(=)
   Call: (185) [system] char_type(=, 'white')
   Fail: (185) [system] char_type(=, 'white')
   Call: (185) [system] char_type(=, end_of_line)
   Fail: (185) [system] char_type(=, end_of_line)
   Call: (185) [system] char_type(=, space)
   Fail: (185) [system] char_type(=, space)
   Call: (185) [system] char_type(=, cntrl)
   Fail: (185) [system] char_type(=, cntrl)
^  Fail: (184) [user] is_like_space(=)
^  Exit: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] get_char((0x55fbb4538270), _253500)
   Exit: (183) [system] get_char((0x55fbb4538270), =)
   Call: (183) [system] (=)='('
   Fail: (183) [system] (=)='('
   Call: (183) [system] (=)='['
   Fail: (183) [system] (=)='['
   Call: (183) [system] (=)='{'
   Fail: (183) [system] (=)='{'
   Call: (183) [system] (=)='"'
   Fail: (183) [system] (=)='"'
   Call: (183) [system] (=)=!
   Fail: (183) [system] (=)=!
   Call: (183) [system] (=)='\''
   Fail: (183) [system] (=)='\''
   Call: (183) [system] (=)='`'
   Fail: (183) [system] (=)='`'
   Call: (183) [system] (=)=end_of_file
   Fail: (183) [system] (=)=end_of_file
^  Call: (183) [user] read_symbolic(')', (0x55fbb4538270), =, _235632)
^  Call: (184) [user] read_symbolic_cont(')', (0x55fbb4538270), _271142)
   Call: (185) [system] peek_char((0x55fbb4538270), _272076)
   Exit: (185) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (185) [user] is_delimiter(' ')
   Call: (186) [system] char_type(' ', space)
   Exit: (186) [system] char_type(' ', space)
^  Exit: (185) [user] is_delimiter(' ')
   Call: (185) [system] _271142=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (184) [user] classify_and_convert_charseq([=], _235632)
^  Call: (185) [user] classify_and_convert_charseq_([=], _281360)
^  Call: (187) [system] setup_call_cleanup('$notrace'(_282312, _282314), once(user:catch(read_from_chars([=], _281360), _282294, fail)), '$restore_trace'(_282312, _282314))
^  Call: (188) [system] sig_atomic(system:'$notrace'(_282312, _282314))
^  Exit: (187) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([=], =), _282294, fail)), system:'$restore_trace'(3, -1))
   Call: (186) [system] atomic(=)
   Exit: (186) [system] atomic(=)
^  Exit: (185) [user] classify_and_convert_charseq_([=], =)
   Call: (185) [system] integer(=)
   Fail: (185) [system] integer(=)
   Call: (185) [system] _235632=(=)
   Exit: (185) [system] (=)=(=)
^  Exit: (184) [user] classify_and_convert_charseq([=], =)
^  Exit: (183) [user] read_symbolic(')', (0x55fbb4538270), =, =)
^  Exit: (182) [user] cont_sexpr(')', (0x55fbb4538270), =)
^  Call: (182) [user] read_list(')', (0x55fbb4538270), _294440)
^  Call: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _296298)
   Exit: (184) [system] peek_char((0x55fbb4538270), ' ')
   Call: (184) [system] ' '=(;)
   Fail: (184) [system] ' '=(;)
   Call: (184) [system] ' '=(/)
   Fail: (184) [system] ' '=(/)
^  Call: (184) [user] is_like_space(' ')
   Call: (185) [system] char_type(' ', 'white')
   Exit: (185) [system] char_type(' ', 'white')
^  Exit: (184) [user] is_like_space(' ')
   Call: (184) [system] get_char((0x55fbb4538270), _305892)
   Exit: (184) [system] get_char((0x55fbb4538270), ' ')
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _308596)
   Exit: (185) [system] peek_char((0x55fbb4538270), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
   Call: (185) [system] '('=(/)
   Fail: (185) [system] '('=(/)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
^  Exit: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _325530)
   Exit: (183) [system] peek_char((0x55fbb4538270), '(')
   Call: (183) [system] '('=')'
   Fail: (183) [system] '('=')'
   Call: (183) [system] '('=end_of_file
   Fail: (183) [system] '('=end_of_file
^  Call: (183) [user] cont_sexpr(')', (0x55fbb4538270), _331100)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _332958)
   Exit: (185) [system] peek_char((0x55fbb4538270), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
   Call: (185) [system] '('=(/)
   Fail: (185) [system] '('=(/)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] get_char((0x55fbb4538270), _348968)
   Exit: (184) [system] get_char((0x55fbb4538270), '(')
   Call: (184) [system] '('='('
   Exit: (184) [system] '('='('
^  Call: (184) [user] read_list(')', (0x55fbb4538270), _331100)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _354538)
   Exit: (186) [system] peek_char((0x55fbb4538270), s)
   Call: (186) [system] s=(;)
   Fail: (186) [system] s=(;)
   Call: (186) [system] s=(/)
   Fail: (186) [system] s=(/)
^  Call: (186) [user] is_like_space(s)
   Call: (187) [system] char_type(s, 'white')
   Fail: (187) [system] char_type(s, 'white')
   Call: (187) [system] char_type(s, end_of_line)
   Fail: (187) [system] char_type(s, end_of_line)
   Call: (187) [system] char_type(s, space)
   Fail: (187) [system] char_type(s, space)
   Call: (187) [system] char_type(s, cntrl)
   Fail: (187) [system] char_type(s, cntrl)
^  Fail: (186) [user] is_like_space(s)
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _370548)
   Exit: (185) [system] peek_char((0x55fbb4538270), s)
   Call: (185) [system] s=')'
   Fail: (185) [system] s=')'
   Call: (185) [system] s=end_of_file
   Fail: (185) [system] s=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55fbb4538270), _376118)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _377976)
   Exit: (187) [system] peek_char((0x55fbb4538270), s)
   Call: (187) [system] s=(;)
   Fail: (187) [system] s=(;)
   Call: (187) [system] s=(/)
   Fail: (187) [system] s=(/)
^  Call: (187) [user] is_like_space(s)
   Call: (188) [system] char_type(s, 'white')
   Fail: (188) [system] char_type(s, 'white')
   Call: (188) [system] char_type(s, end_of_line)
   Fail: (188) [system] char_type(s, end_of_line)
   Call: (188) [system] char_type(s, space)
   Fail: (188) [system] char_type(s, space)
   Call: (188) [system] char_type(s, cntrl)
   Fail: (188) [system] char_type(s, cntrl)
^  Fail: (187) [user] is_like_space(s)
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] get_char((0x55fbb4538270), _393986)
   Exit: (186) [system] get_char((0x55fbb4538270), s)
   Call: (186) [system] s='('
   Fail: (186) [system] s='('
   Call: (186) [system] s='['
   Fail: (186) [system] s='['
   Call: (186) [system] s='{'
   Fail: (186) [system] s='{'
   Call: (186) [system] s='"'
   Fail: (186) [system] s='"'
   Call: (186) [system] s=!
   Fail: (186) [system] s=!
   Call: (186) [system] s='\''
   Fail: (186) [system] s='\''
   Call: (186) [system] s='`'
   Fail: (186) [system] s='`'
   Call: (186) [system] s=end_of_file
   Fail: (186) [system] s=end_of_file
^  Call: (186) [user] read_symbolic(')', (0x55fbb4538270), s, _376118)
^  Call: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), _411628)
   Call: (188) [system] peek_char((0x55fbb4538270), _412562)
   Exit: (188) [system] peek_char((0x55fbb4538270), y)
^  Call: (188) [user] is_delimiter(y)
   Call: (189) [system] char_type(y, space)
   Fail: (189) [system] char_type(y, space)
   Call: (189) [system] arg(_417282, v('(', ')', end_of_file), y)
   Fail: (189) [system] arg(_418214, v('(', ')', end_of_file), y)
^  Fail: (188) [user] is_delimiter(y)
   Call: (188) [system] ')'==y
   Fail: (188) [system] ')'==y
   Call: (188) [system] get_char((0x55fbb4538270), y)
   Exit: (188) [system] get_char((0x55fbb4538270), y)
   Call: (188) [system] y=(\)
   Fail: (188) [system] y=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _425564)
   Call: (189) [system] peek_char((0x55fbb4538270), _426498)
   Exit: (189) [system] peek_char((0x55fbb4538270), n)
^  Call: (189) [user] is_delimiter(n)
   Call: (190) [system] char_type(n, space)
   Fail: (190) [system] char_type(n, space)
   Call: (190) [system] arg(_431218, v('(', ')', end_of_file), n)
   Fail: (190) [system] arg(_432150, v('(', ')', end_of_file), n)
^  Fail: (189) [user] is_delimiter(n)
   Call: (189) [system] ')'==n
   Fail: (189) [system] ')'==n
   Call: (189) [system] get_char((0x55fbb4538270), n)
   Exit: (189) [system] get_char((0x55fbb4538270), n)
   Call: (189) [system] n=(\)
   Fail: (189) [system] n=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), _439500)
   Call: (190) [system] peek_char((0x55fbb4538270), _440434)
   Exit: (190) [system] peek_char((0x55fbb4538270), t)
^  Call: (190) [user] is_delimiter(t)
   Call: (191) [system] char_type(t, space)
   Fail: (191) [system] char_type(t, space)
   Call: (191) [system] arg(_445154, v('(', ')', end_of_file), t)
   Fail: (191) [system] arg(_446086, v('(', ')', end_of_file), t)
^  Fail: (190) [user] is_delimiter(t)
   Call: (190) [system] ')'==t
   Fail: (190) [system] ')'==t
   Call: (190) [system] get_char((0x55fbb4538270), t)
   Exit: (190) [system] get_char((0x55fbb4538270), t)
   Call: (190) [system] t=(\)
   Fail: (190) [system] t=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _453436)
   Call: (191) [system] peek_char((0x55fbb4538270), _454370)
   Exit: (191) [system] peek_char((0x55fbb4538270), h)
^  Call: (191) [user] is_delimiter(h)
   Call: (192) [system] char_type(h, space)
   Fail: (192) [system] char_type(h, space)
   Call: (192) [system] arg(_459090, v('(', ')', end_of_file), h)
   Fail: (192) [system] arg(_460022, v('(', ')', end_of_file), h)
^  Fail: (191) [user] is_delimiter(h)
   Call: (191) [system] ')'==h
   Fail: (191) [system] ')'==h
   Call: (191) [system] get_char((0x55fbb4538270), h)
   Exit: (191) [system] get_char((0x55fbb4538270), h)
   Call: (191) [system] h=(\)
   Fail: (191) [system] h=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _467372)
   Call: (192) [system] peek_char((0x55fbb4538270), _468306)
   Exit: (192) [system] peek_char((0x55fbb4538270), e)
^  Call: (192) [user] is_delimiter(e)
   Call: (193) [system] char_type(e, space)
   Fail: (193) [system] char_type(e, space)
   Call: (193) [system] arg(_473026, v('(', ')', end_of_file), e)
   Fail: (193) [system] arg(_473958, v('(', ')', end_of_file), e)
^  Fail: (192) [user] is_delimiter(e)
   Call: (192) [system] ')'==e
   Fail: (192) [system] ')'==e
   Call: (192) [system] get_char((0x55fbb4538270), e)
   Exit: (192) [system] get_char((0x55fbb4538270), e)
   Call: (192) [system] e=(\)
   Fail: (192) [system] e=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _481308)
   Call: (193) [system] peek_char((0x55fbb4538270), _482242)
   Exit: (193) [system] peek_char((0x55fbb4538270), s)
^  Call: (193) [user] is_delimiter(s)
   Call: (194) [system] char_type(s, space)
   Fail: (194) [system] char_type(s, space)
   Call: (194) [system] arg(_486962, v('(', ')', end_of_file), s)
   Fail: (194) [system] arg(_487894, v('(', ')', end_of_file), s)
^  Fail: (193) [user] is_delimiter(s)
   Call: (193) [system] ')'==s
   Fail: (193) [system] ')'==s
   Call: (193) [system] get_char((0x55fbb4538270), s)
   Exit: (193) [system] get_char((0x55fbb4538270), s)
   Call: (193) [system] s=(\)
   Fail: (193) [system] s=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _495244)
   Call: (194) [system] peek_char((0x55fbb4538270), _496178)
   Exit: (194) [system] peek_char((0x55fbb4538270), i)
^  Call: (194) [user] is_delimiter(i)
   Call: (195) [system] char_type(i, space)
   Fail: (195) [system] char_type(i, space)
   Call: (195) [system] arg(_500898, v('(', ')', end_of_file), i)
   Fail: (195) [system] arg(_501830, v('(', ')', end_of_file), i)
^  Fail: (194) [user] is_delimiter(i)
   Call: (194) [system] ')'==i
   Fail: (194) [system] ')'==i
   Call: (194) [system] get_char((0x55fbb4538270), i)
   Exit: (194) [system] get_char((0x55fbb4538270), i)
   Call: (194) [system] i=(\)
   Fail: (194) [system] i=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _509180)
   Call: (195) [system] peek_char((0x55fbb4538270), _510114)
   Exit: (195) [system] peek_char((0x55fbb4538270), z)
^  Call: (195) [user] is_delimiter(z)
   Call: (196) [system] char_type(z, space)
   Fail: (196) [system] char_type(z, space)
   Call: (196) [system] arg(_514834, v('(', ')', end_of_file), z)
   Fail: (196) [system] arg(_515766, v('(', ')', end_of_file), z)
^  Fail: (195) [user] is_delimiter(z)
   Call: (195) [system] ')'==z
   Fail: (195) [system] ')'==z
   Call: (195) [system] get_char((0x55fbb4538270), z)
   Exit: (195) [system] get_char((0x55fbb4538270), z)
   Call: (195) [system] z=(\)
   Fail: (195) [system] z=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _523116)
   Call: (196) [system] peek_char((0x55fbb4538270), _524050)
   Exit: (196) [system] peek_char((0x55fbb4538270), e)
^  Call: (196) [user] is_delimiter(e)
   Call: (197) [system] char_type(e, space)
   Fail: (197) [system] char_type(e, space)
   Call: (197) [system] arg(_528770, v('(', ')', end_of_file), e)
   Fail: (197) [system] arg(_529702, v('(', ')', end_of_file), e)
^  Fail: (196) [user] is_delimiter(e)
   Call: (196) [system] ')'==e
   Fail: (196) [system] ')'==e
   Call: (196) [system] get_char((0x55fbb4538270), e)
   Exit: (196) [system] get_char((0x55fbb4538270), e)
   Call: (196) [system] e=(\)
   Fail: (196) [system] e=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _537052)
   Call: (197) [system] peek_char((0x55fbb4538270), _537986)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (197) [user] is_delimiter(' ')
   Call: (198) [system] char_type(' ', space)
   Exit: (198) [system] char_type(' ', space)
^  Exit: (197) [user] is_delimiter(' ')
   Call: (197) [system] _537052=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (196) [system] _523116=[e]
   Exit: (196) [system] [e]=[e]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (195) [system] _509180=[z, e]
   Exit: (195) [system] [z, e]=[z, e]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [z, e])
   Call: (194) [system] _495244=[i, z, e]
   Exit: (194) [system] [i, z, e]=[i, z, e]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, z, e])
   Call: (193) [system] _481308=[s, i, z, e]
   Exit: (193) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, i, z, e])
   Call: (192) [system] _467372=[e, s, i, z, e]
   Exit: (192) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, s, i, z, e])
   Call: (191) [system] _453436=[h, e, s, i, z, e]
   Exit: (191) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [h, e, s, i, z, e])
   Call: (190) [system] _439500=[t, h, e, s, i, z, e]
   Exit: (190) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, h, e, s, i, z, e])
   Call: (189) [system] _425564=[n, t, h, e, s, i, z, e]
   Exit: (189) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, h, e, s, i, z, e])
   Call: (188) [system] _411628=[y, n, t, h, e, s, i, z, e]
   Exit: (188) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), [y, n, t, h, e, s, i, z, e])
^  Call: (187) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], _376118)
^  Call: (188) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], _572416)
^  Call: (190) [system] setup_call_cleanup('$notrace'(_573368, _573370), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _572416), _573350, fail)), '$restore_trace'(_573368, _573370))
^  Call: (191) [system] sig_atomic(system:'$notrace'(_573368, _573370))
^  Exit: (190) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _573350, fail)), system:'$restore_trace'(3, -1))
   Call: (189) [system] atomic(synthesize)
   Exit: (189) [system] atomic(synthesize)
^  Exit: (188) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], synthesize)
   Call: (188) [system] integer(synthesize)
   Fail: (188) [system] integer(synthesize)
   Call: (188) [system] _376118=synthesize
   Exit: (188) [system] synthesize=synthesize
^  Exit: (187) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (186) [user] read_symbolic(')', (0x55fbb4538270), s, synthesize)
^  Exit: (185) [user] cont_sexpr(')', (0x55fbb4538270), synthesize)
^  Call: (185) [user] read_list(')', (0x55fbb4538270), _585496)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _587354)
   Exit: (187) [system] peek_char((0x55fbb4538270), ' ')
   Call: (187) [system] ' '=(;)
   Fail: (187) [system] ' '=(;)
   Call: (187) [system] ' '=(/)
   Fail: (187) [system] ' '=(/)
^  Call: (187) [user] is_like_space(' ')
   Call: (188) [system] char_type(' ', 'white')
   Exit: (188) [system] char_type(' ', 'white')
^  Exit: (187) [user] is_like_space(' ')
   Call: (187) [system] get_char((0x55fbb4538270), _596948)
   Exit: (187) [system] get_char((0x55fbb4538270), ' ')
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _599652)
   Exit: (188) [system] peek_char((0x55fbb4538270), $)
   Call: (188) [system] ($)=(;)
   Fail: (188) [system] ($)=(;)
   Call: (188) [system] ($)=(/)
   Fail: (188) [system] ($)=(/)
^  Call: (188) [user] is_like_space($)
   Call: (189) [system] char_type($, 'white')
   Fail: (189) [system] char_type($, 'white')
   Call: (189) [system] char_type($, end_of_line)
   Fail: (189) [system] char_type($, end_of_line)
   Call: (189) [system] char_type($, space)
   Fail: (189) [system] char_type($, space)
   Call: (189) [system] char_type($, cntrl)
   Fail: (189) [system] char_type($, cntrl)
^  Fail: (188) [user] is_like_space($)
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _616586)
   Exit: (186) [system] peek_char((0x55fbb4538270), $)
   Call: (186) [system] ($)=')'
   Fail: (186) [system] ($)=')'
   Call: (186) [system] ($)=end_of_file
   Fail: (186) [system] ($)=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55fbb4538270), _622156)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _624014)
   Exit: (188) [system] peek_char((0x55fbb4538270), $)
   Call: (188) [system] ($)=(;)
   Fail: (188) [system] ($)=(;)
   Call: (188) [system] ($)=(/)
   Fail: (188) [system] ($)=(/)
^  Call: (188) [user] is_like_space($)
   Call: (189) [system] char_type($, 'white')
   Fail: (189) [system] char_type($, 'white')
   Call: (189) [system] char_type($, end_of_line)
   Fail: (189) [system] char_type($, end_of_line)
   Call: (189) [system] char_type($, space)
   Fail: (189) [system] char_type($, space)
   Call: (189) [system] char_type($, cntrl)
   Fail: (189) [system] char_type($, cntrl)
^  Fail: (188) [user] is_like_space($)
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] get_char((0x55fbb4538270), _640024)
   Exit: (187) [system] get_char((0x55fbb4538270), $)
   Call: (187) [system] ($)='('
   Fail: (187) [system] ($)='('
   Call: (187) [system] ($)='['
   Fail: (187) [system] ($)='['
   Call: (187) [system] ($)='{'
   Fail: (187) [system] ($)='{'
   Call: (187) [system] ($)='"'
   Fail: (187) [system] ($)='"'
   Call: (187) [system] ($)=!
   Fail: (187) [system] ($)=!
   Call: (187) [system] ($)='\''
   Fail: (187) [system] ($)='\''
   Call: (187) [system] ($)='`'
   Fail: (187) [system] ($)='`'
   Call: (187) [system] ($)=end_of_file
   Fail: (187) [system] ($)=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55fbb4538270), $, _622156)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _657666)
   Call: (189) [system] peek_char((0x55fbb4538270), _658600)
   Exit: (189) [system] peek_char((0x55fbb4538270), q)
^  Call: (189) [user] is_delimiter(q)
   Call: (190) [system] char_type(q, space)
   Fail: (190) [system] char_type(q, space)
   Call: (190) [system] arg(_663320, v('(', ')', end_of_file), q)
   Fail: (190) [system] arg(_664252, v('(', ')', end_of_file), q)
^  Fail: (189) [user] is_delimiter(q)
   Call: (189) [system] ')'==q
   Fail: (189) [system] ')'==q
   Call: (189) [system] get_char((0x55fbb4538270), q)
   Exit: (189) [system] get_char((0x55fbb4538270), q)
   Call: (189) [system] q=(\)
   Fail: (189) [system] q=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), _671602)
   Call: (190) [system] peek_char((0x55fbb4538270), _672536)
   Exit: (190) [system] peek_char((0x55fbb4538270), u)
^  Call: (190) [user] is_delimiter(u)
   Call: (191) [system] char_type(u, space)
   Fail: (191) [system] char_type(u, space)
   Call: (191) [system] arg(_677256, v('(', ')', end_of_file), u)
   Fail: (191) [system] arg(_678188, v('(', ')', end_of_file), u)
^  Fail: (190) [user] is_delimiter(u)
   Call: (190) [system] ')'==u
   Fail: (190) [system] ')'==u
   Call: (190) [system] get_char((0x55fbb4538270), u)
   Exit: (190) [system] get_char((0x55fbb4538270), u)
   Call: (190) [system] u=(\)
   Fail: (190) [system] u=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _685538)
   Call: (191) [system] peek_char((0x55fbb4538270), _686472)
   Exit: (191) [system] peek_char((0x55fbb4538270), e)
^  Call: (191) [user] is_delimiter(e)
   Call: (192) [system] char_type(e, space)
   Fail: (192) [system] char_type(e, space)
   Call: (192) [system] arg(_691192, v('(', ')', end_of_file), e)
   Fail: (192) [system] arg(_692124, v('(', ')', end_of_file), e)
^  Fail: (191) [user] is_delimiter(e)
   Call: (191) [system] ')'==e
   Fail: (191) [system] ')'==e
   Call: (191) [system] get_char((0x55fbb4538270), e)
   Exit: (191) [system] get_char((0x55fbb4538270), e)
   Call: (191) [system] e=(\)
   Fail: (191) [system] e=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _699474)
   Call: (192) [system] peek_char((0x55fbb4538270), _700408)
   Exit: (192) [system] peek_char((0x55fbb4538270), r)
^  Call: (192) [user] is_delimiter(r)
   Call: (193) [system] char_type(r, space)
   Fail: (193) [system] char_type(r, space)
   Call: (193) [system] arg(_705128, v('(', ')', end_of_file), r)
   Fail: (193) [system] arg(_706060, v('(', ')', end_of_file), r)
^  Fail: (192) [user] is_delimiter(r)
   Call: (192) [system] ')'==r
   Fail: (192) [system] ')'==r
   Call: (192) [system] get_char((0x55fbb4538270), r)
   Exit: (192) [system] get_char((0x55fbb4538270), r)
   Call: (192) [system] r=(\)
   Fail: (192) [system] r=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _713410)
   Call: (193) [system] peek_char((0x55fbb4538270), _714344)
   Exit: (193) [system] peek_char((0x55fbb4538270), y)
^  Call: (193) [user] is_delimiter(y)
   Call: (194) [system] char_type(y, space)
   Fail: (194) [system] char_type(y, space)
   Call: (194) [system] arg(_719064, v('(', ')', end_of_file), y)
   Fail: (194) [system] arg(_719996, v('(', ')', end_of_file), y)
^  Fail: (193) [user] is_delimiter(y)
   Call: (193) [system] ')'==y
   Fail: (193) [system] ')'==y
   Call: (193) [system] get_char((0x55fbb4538270), y)
   Exit: (193) [system] get_char((0x55fbb4538270), y)
   Call: (193) [system] y=(\)
   Fail: (193) [system] y=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _727346)
   Call: (194) [system] peek_char((0x55fbb4538270), _728280)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _727346=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (193) [system] _713410=[y]
   Exit: (193) [system] [y]=[y]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [y])
   Call: (192) [system] _699474=[r, y]
   Exit: (192) [system] [r, y]=[r, y]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, y])
   Call: (191) [system] _685538=[e, r, y]
   Exit: (191) [system] [e, r, y]=[e, r, y]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, r, y])
   Call: (190) [system] _671602=[u, e, r, y]
   Exit: (190) [system] [u, e, r, y]=[u, e, r, y]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, e, r, y])
   Call: (189) [system] _657666=[q, u, e, r, y]
   Exit: (189) [system] [q, u, e, r, y]=[q, u, e, r, y]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [q, u, e, r, y])
^  Call: (188) [user] classify_and_convert_charseq([$, q, u, e, r, y], _622156)
^  Call: (189) [user] classify_and_convert_charseq_([$, q, u, e, r, y], _751534)
   Call: (190) [system] atom_chars(_752466, ['_', q, u, e, r, y])
   Exit: (190) [system] atom_chars('_query', ['_', q, u, e, r, y])
^  Exit: (189) [user] classify_and_convert_charseq_([$, q, u, e, r, y], _query)
   Call: (189) [system] integer(_query)
   Fail: (189) [system] integer(_query)
   Call: (189) [system] _622156=_query
   Exit: (189) [system] _query=_query
^  Exit: (188) [user] classify_and_convert_charseq([$, q, u, e, r, y], _query)
^  Exit: (187) [user] read_symbolic(')', (0x55fbb4538270), $, _query)
^  Exit: (186) [user] cont_sexpr(')', (0x55fbb4538270), _query)
^  Call: (186) [user] read_list(')', (0x55fbb4538270), _761758)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _763616)
   Exit: (188) [system] peek_char((0x55fbb4538270), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
   Call: (188) [system] ' '=(/)
   Fail: (188) [system] ' '=(/)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55fbb4538270), _773210)
   Exit: (188) [system] get_char((0x55fbb4538270), ' ')
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _775914)
   Exit: (189) [system] peek_char((0x55fbb4538270), $)
   Call: (189) [system] ($)=(;)
   Fail: (189) [system] ($)=(;)
   Call: (189) [system] ($)=(/)
   Fail: (189) [system] ($)=(/)
^  Call: (189) [user] is_like_space($)
   Call: (190) [system] char_type($, 'white')
   Fail: (190) [system] char_type($, 'white')
   Call: (190) [system] char_type($, end_of_line)
   Fail: (190) [system] char_type($, end_of_line)
   Call: (190) [system] char_type($, space)
   Fail: (190) [system] char_type($, space)
   Call: (190) [system] char_type($, cntrl)
   Fail: (190) [system] char_type($, cntrl)
^  Fail: (189) [user] is_like_space($)
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _792848)
   Exit: (187) [system] peek_char((0x55fbb4538270), $)
   Call: (187) [system] ($)=')'
   Fail: (187) [system] ($)=')'
   Call: (187) [system] ($)=end_of_file
   Fail: (187) [system] ($)=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55fbb4538270), _798418)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _800276)
   Exit: (189) [system] peek_char((0x55fbb4538270), $)
   Call: (189) [system] ($)=(;)
   Fail: (189) [system] ($)=(;)
   Call: (189) [system] ($)=(/)
   Fail: (189) [system] ($)=(/)
^  Call: (189) [user] is_like_space($)
   Call: (190) [system] char_type($, 'white')
   Fail: (190) [system] char_type($, 'white')
   Call: (190) [system] char_type($, end_of_line)
   Fail: (190) [system] char_type($, end_of_line)
   Call: (190) [system] char_type($, space)
   Fail: (190) [system] char_type($, space)
   Call: (190) [system] char_type($, cntrl)
   Fail: (190) [system] char_type($, cntrl)
^  Fail: (189) [user] is_like_space($)
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] get_char((0x55fbb4538270), _816286)
   Exit: (188) [system] get_char((0x55fbb4538270), $)
   Call: (188) [system] ($)='('
   Fail: (188) [system] ($)='('
   Call: (188) [system] ($)='['
   Fail: (188) [system] ($)='['
   Call: (188) [system] ($)='{'
   Fail: (188) [system] ($)='{'
   Call: (188) [system] ($)='"'
   Fail: (188) [system] ($)='"'
   Call: (188) [system] ($)=!
   Fail: (188) [system] ($)=!
   Call: (188) [system] ($)='\''
   Fail: (188) [system] ($)='\''
   Call: (188) [system] ($)='`'
   Fail: (188) [system] ($)='`'
   Call: (188) [system] ($)=end_of_file
   Fail: (188) [system] ($)=end_of_file
^  Call: (188) [user] read_symbolic(')', (0x55fbb4538270), $, _798418)
^  Call: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), _833928)
   Call: (190) [system] peek_char((0x55fbb4538270), _834862)
   Exit: (190) [system] peek_char((0x55fbb4538270), k)
^  Call: (190) [user] is_delimiter(k)
   Call: (191) [system] char_type(k, space)
   Fail: (191) [system] char_type(k, space)
   Call: (191) [system] arg(_839582, v('(', ')', end_of_file), k)
   Fail: (191) [system] arg(_840514, v('(', ')', end_of_file), k)
^  Fail: (190) [user] is_delimiter(k)
   Call: (190) [system] ')'==k
   Fail: (190) [system] ')'==k
   Call: (190) [system] get_char((0x55fbb4538270), k)
   Exit: (190) [system] get_char((0x55fbb4538270), k)
   Call: (190) [system] k=(\)
   Fail: (190) [system] k=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _847864)
   Call: (191) [system] peek_char((0x55fbb4538270), _848798)
   Exit: (191) [system] peek_char((0x55fbb4538270), b)
^  Call: (191) [user] is_delimiter(b)
   Call: (192) [system] char_type(b, space)
   Fail: (192) [system] char_type(b, space)
   Call: (192) [system] arg(_853518, v('(', ')', end_of_file), b)
   Fail: (192) [system] arg(_854450, v('(', ')', end_of_file), b)
^  Fail: (191) [user] is_delimiter(b)
   Call: (191) [system] ')'==b
   Fail: (191) [system] ')'==b
   Call: (191) [system] get_char((0x55fbb4538270), b)
   Exit: (191) [system] get_char((0x55fbb4538270), b)
   Call: (191) [system] b=(\)
   Fail: (191) [system] b=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _861800)
   Call: (192) [system] peek_char((0x55fbb4538270), _862734)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (192) [user] is_delimiter(' ')
   Call: (193) [system] char_type(' ', space)
   Exit: (193) [system] char_type(' ', space)
^  Exit: (192) [user] is_delimiter(' ')
   Call: (192) [system] _861800=[]
   Exit: (192) [system] []=[]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (191) [system] _847864=[b]
   Exit: (191) [system] [b]=[b]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (190) [system] _833928=[k, b]
   Exit: (190) [system] [k, b]=[k, b]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), [k, b])
^  Call: (189) [user] classify_and_convert_charseq([$, k, b], _798418)
^  Call: (190) [user] classify_and_convert_charseq_([$, k, b], _877606)
   Call: (191) [system] atom_chars(_878538, ['_', k, b])
   Exit: (191) [system] atom_chars('_kb', ['_', k, b])
^  Exit: (190) [user] classify_and_convert_charseq_([$, k, b], _kb)
   Call: (190) [system] integer(_kb)
   Fail: (190) [system] integer(_kb)
   Call: (190) [system] _798418=_kb
   Exit: (190) [system] _kb=_kb
^  Exit: (189) [user] classify_and_convert_charseq([$, k, b], _kb)
^  Exit: (188) [user] read_symbolic(')', (0x55fbb4538270), $, _kb)
^  Exit: (187) [user] cont_sexpr(')', (0x55fbb4538270), _kb)
^  Call: (187) [user] read_list(')', (0x55fbb4538270), _887830)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _889688)
   Exit: (189) [system] peek_char((0x55fbb4538270), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
   Call: (189) [system] ' '=(/)
   Fail: (189) [system] ' '=(/)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55fbb4538270), _899282)
   Exit: (189) [system] get_char((0x55fbb4538270), ' ')
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _901986)
   Exit: (190) [system] peek_char((0x55fbb4538270), $)
   Call: (190) [system] ($)=(;)
   Fail: (190) [system] ($)=(;)
   Call: (190) [system] ($)=(/)
   Fail: (190) [system] ($)=(/)
^  Call: (190) [user] is_like_space($)
   Call: (191) [system] char_type($, 'white')
   Fail: (191) [system] char_type($, 'white')
   Call: (191) [system] char_type($, end_of_line)
   Fail: (191) [system] char_type($, end_of_line)
   Call: (191) [system] char_type($, space)
   Fail: (191) [system] char_type($, space)
   Call: (191) [system] char_type($, cntrl)
   Fail: (191) [system] char_type($, cntrl)
^  Fail: (190) [user] is_like_space($)
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _918920)
   Exit: (188) [system] peek_char((0x55fbb4538270), $)
   Call: (188) [system] ($)=')'
   Fail: (188) [system] ($)=')'
   Call: (188) [system] ($)=end_of_file
   Fail: (188) [system] ($)=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55fbb4538270), _924490)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _926348)
   Exit: (190) [system] peek_char((0x55fbb4538270), $)
   Call: (190) [system] ($)=(;)
   Fail: (190) [system] ($)=(;)
   Call: (190) [system] ($)=(/)
   Fail: (190) [system] ($)=(/)
^  Call: (190) [user] is_like_space($)
   Call: (191) [system] char_type($, 'white')
   Fail: (191) [system] char_type($, 'white')
   Call: (191) [system] char_type($, end_of_line)
   Fail: (191) [system] char_type($, end_of_line)
   Call: (191) [system] char_type($, space)
   Fail: (191) [system] char_type($, space)
   Call: (191) [system] char_type($, cntrl)
   Fail: (191) [system] char_type($, cntrl)
^  Fail: (190) [user] is_like_space($)
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] get_char((0x55fbb4538270), _942358)
   Exit: (189) [system] get_char((0x55fbb4538270), $)
   Call: (189) [system] ($)='('
   Fail: (189) [system] ($)='('
   Call: (189) [system] ($)='['
   Fail: (189) [system] ($)='['
   Call: (189) [system] ($)='{'
   Fail: (189) [system] ($)='{'
   Call: (189) [system] ($)='"'
   Fail: (189) [system] ($)='"'
   Call: (189) [system] ($)=!
   Fail: (189) [system] ($)=!
   Call: (189) [system] ($)='\''
   Fail: (189) [system] ($)='\''
   Call: (189) [system] ($)='`'
   Fail: (189) [system] ($)='`'
   Call: (189) [system] ($)=end_of_file
   Fail: (189) [system] ($)=end_of_file
^  Call: (189) [user] read_symbolic(')', (0x55fbb4538270), $, _924490)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _960000)
   Call: (191) [system] peek_char((0x55fbb4538270), _960934)
   Exit: (191) [system] peek_char((0x55fbb4538270), r)
^  Call: (191) [user] is_delimiter(r)
   Call: (192) [system] char_type(r, space)
   Fail: (192) [system] char_type(r, space)
   Call: (192) [system] arg(_965654, v('(', ')', end_of_file), r)
   Fail: (192) [system] arg(_966586, v('(', ')', end_of_file), r)
^  Fail: (191) [user] is_delimiter(r)
   Call: (191) [system] ')'==r
   Fail: (191) [system] ')'==r
   Call: (191) [system] get_char((0x55fbb4538270), r)
   Exit: (191) [system] get_char((0x55fbb4538270), r)
   Call: (191) [system] r=(\)
   Fail: (191) [system] r=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _973936)
   Call: (192) [system] peek_char((0x55fbb4538270), _974870)
   Exit: (192) [system] peek_char((0x55fbb4538270), b)
^  Call: (192) [user] is_delimiter(b)
   Call: (193) [system] char_type(b, space)
   Fail: (193) [system] char_type(b, space)
   Call: (193) [system] arg(_979590, v('(', ')', end_of_file), b)
   Fail: (193) [system] arg(_980522, v('(', ')', end_of_file), b)
^  Fail: (192) [user] is_delimiter(b)
   Call: (192) [system] ')'==b
   Fail: (192) [system] ')'==b
   Call: (192) [system] get_char((0x55fbb4538270), b)
   Exit: (192) [system] get_char((0x55fbb4538270), b)
   Call: (192) [system] b=(\)
   Fail: (192) [system] b=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _987872)
   Call: (193) [system] peek_char((0x55fbb4538270), _988806)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (193) [user] is_delimiter(' ')
   Call: (194) [system] char_type(' ', space)
   Exit: (194) [system] char_type(' ', space)
^  Exit: (193) [user] is_delimiter(' ')
   Call: (193) [system] _987872=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (192) [system] _973936=[b]
   Exit: (192) [system] [b]=[b]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (191) [system] _960000=[r, b]
   Exit: (191) [system] [r, b]=[r, b]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, b])
^  Call: (190) [user] classify_and_convert_charseq([$, r, b], _924490)
^  Call: (191) [user] classify_and_convert_charseq_([$, r, b], _1003678)
   Call: (192) [system] atom_chars(_1004610, ['_', r, b])
   Exit: (192) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (191) [user] classify_and_convert_charseq_([$, r, b], _rb)
   Call: (191) [system] integer(_rb)
   Fail: (191) [system] integer(_rb)
   Call: (191) [system] _924490=_rb
   Exit: (191) [system] _rb=_rb
^  Exit: (190) [user] classify_and_convert_charseq([$, r, b], _rb)
^  Exit: (189) [user] read_symbolic(')', (0x55fbb4538270), $, _rb)
^  Exit: (188) [user] cont_sexpr(')', (0x55fbb4538270), _rb)
^  Call: (188) [user] read_list(')', (0x55fbb4538270), _1013902)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1015760)
   Exit: (190) [system] peek_char((0x55fbb4538270), ' ')
   Call: (190) [system] ' '=(;)
   Fail: (190) [system] ' '=(;)
   Call: (190) [system] ' '=(/)
   Fail: (190) [system] ' '=(/)
^  Call: (190) [user] is_like_space(' ')
   Call: (191) [system] char_type(' ', 'white')
   Exit: (191) [system] char_type(' ', 'white')
^  Exit: (190) [user] is_like_space(' ')
   Call: (190) [system] get_char((0x55fbb4538270), _1025354)
   Exit: (190) [system] get_char((0x55fbb4538270), ' ')
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1028058)
   Exit: (191) [system] peek_char((0x55fbb4538270), $)
   Call: (191) [system] ($)=(;)
   Fail: (191) [system] ($)=(;)
   Call: (191) [system] ($)=(/)
   Fail: (191) [system] ($)=(/)
^  Call: (191) [user] is_like_space($)
   Call: (192) [system] char_type($, 'white')
   Fail: (192) [system] char_type($, 'white')
   Call: (192) [system] char_type($, end_of_line)
   Fail: (192) [system] char_type($, end_of_line)
   Call: (192) [system] char_type($, space)
   Fail: (192) [system] char_type($, space)
   Call: (192) [system] char_type($, cntrl)
   Fail: (192) [system] char_type($, cntrl)
^  Fail: (191) [user] is_like_space($)
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1044992)
   Exit: (189) [system] peek_char((0x55fbb4538270), $)
   Call: (189) [system] ($)=')'
   Fail: (189) [system] ($)=')'
   Call: (189) [system] ($)=end_of_file
   Fail: (189) [system] ($)=end_of_file
^  Call: (189) [user] cont_sexpr(')', (0x55fbb4538270), _1050562)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1052420)
   Exit: (191) [system] peek_char((0x55fbb4538270), $)
   Call: (191) [system] ($)=(;)
   Fail: (191) [system] ($)=(;)
   Call: (191) [system] ($)=(/)
   Fail: (191) [system] ($)=(/)
^  Call: (191) [user] is_like_space($)
   Call: (192) [system] char_type($, 'white')
   Fail: (192) [system] char_type($, 'white')
   Call: (192) [system] char_type($, end_of_line)
   Fail: (192) [system] char_type($, end_of_line)
   Call: (192) [system] char_type($, space)
   Fail: (192) [system] char_type($, space)
   Call: (192) [system] char_type($, cntrl)
   Fail: (192) [system] char_type($, cntrl)
^  Fail: (191) [user] is_like_space($)
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] get_char((0x55fbb4538270), _1068430)
   Exit: (190) [system] get_char((0x55fbb4538270), $)
   Call: (190) [system] ($)='('
   Fail: (190) [system] ($)='('
   Call: (190) [system] ($)='['
   Fail: (190) [system] ($)='['
   Call: (190) [system] ($)='{'
   Fail: (190) [system] ($)='{'
   Call: (190) [system] ($)='"'
   Fail: (190) [system] ($)='"'
   Call: (190) [system] ($)=!
   Fail: (190) [system] ($)=!
   Call: (190) [system] ($)='\''
   Fail: (190) [system] ($)='\''
   Call: (190) [system] ($)='`'
   Fail: (190) [system] ($)='`'
   Call: (190) [system] ($)=end_of_file
   Fail: (190) [system] ($)=end_of_file
^  Call: (190) [user] read_symbolic(')', (0x55fbb4538270), $, _1050562)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _1086072)
   Call: (192) [system] peek_char((0x55fbb4538270), _1087006)
   Exit: (192) [system] peek_char((0x55fbb4538270), d)
^  Call: (192) [user] is_delimiter(d)
   Call: (193) [system] char_type(d, space)
   Fail: (193) [system] char_type(d, space)
   Call: (193) [system] arg(_1091726, v('(', ')', end_of_file), d)
   Fail: (193) [system] arg(_1092658, v('(', ')', end_of_file), d)
^  Fail: (192) [user] is_delimiter(d)
   Call: (192) [system] ')'==d
   Fail: (192) [system] ')'==d
   Call: (192) [system] get_char((0x55fbb4538270), d)
   Exit: (192) [system] get_char((0x55fbb4538270), d)
   Call: (192) [system] d=(\)
   Fail: (192) [system] d=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _1100008)
   Call: (193) [system] peek_char((0x55fbb4538270), _1100942)
   Exit: (193) [system] peek_char((0x55fbb4538270), e)
^  Call: (193) [user] is_delimiter(e)
   Call: (194) [system] char_type(e, space)
   Fail: (194) [system] char_type(e, space)
   Call: (194) [system] arg(_1105662, v('(', ')', end_of_file), e)
   Fail: (194) [system] arg(_1106594, v('(', ')', end_of_file), e)
^  Fail: (193) [user] is_delimiter(e)
   Call: (193) [system] ')'==e
   Fail: (193) [system] ')'==e
   Call: (193) [system] get_char((0x55fbb4538270), e)
   Exit: (193) [system] get_char((0x55fbb4538270), e)
   Call: (193) [system] e=(\)
   Fail: (193) [system] e=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _1113944)
   Call: (194) [system] peek_char((0x55fbb4538270), _1114878)
   Exit: (194) [system] peek_char((0x55fbb4538270), p)
^  Call: (194) [user] is_delimiter(p)
   Call: (195) [system] char_type(p, space)
   Fail: (195) [system] char_type(p, space)
   Call: (195) [system] arg(_1119598, v('(', ')', end_of_file), p)
   Fail: (195) [system] arg(_1120530, v('(', ')', end_of_file), p)
^  Fail: (194) [user] is_delimiter(p)
   Call: (194) [system] ')'==p
   Fail: (194) [system] ')'==p
   Call: (194) [system] get_char((0x55fbb4538270), p)
   Exit: (194) [system] get_char((0x55fbb4538270), p)
   Call: (194) [system] p=(\)
   Fail: (194) [system] p=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _1127880)
   Call: (195) [system] peek_char((0x55fbb4538270), _1128814)
   Exit: (195) [system] peek_char((0x55fbb4538270), t)
^  Call: (195) [user] is_delimiter(t)
   Call: (196) [system] char_type(t, space)
   Fail: (196) [system] char_type(t, space)
   Call: (196) [system] arg(_1133534, v('(', ')', end_of_file), t)
   Fail: (196) [system] arg(_1134466, v('(', ')', end_of_file), t)
^  Fail: (195) [user] is_delimiter(t)
   Call: (195) [system] ')'==t
   Fail: (195) [system] ')'==t
   Call: (195) [system] get_char((0x55fbb4538270), t)
   Exit: (195) [system] get_char((0x55fbb4538270), t)
   Call: (195) [system] t=(\)
   Fail: (195) [system] t=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _1141816)
   Call: (196) [system] peek_char((0x55fbb4538270), _1142750)
   Exit: (196) [system] peek_char((0x55fbb4538270), h)
^  Call: (196) [user] is_delimiter(h)
   Call: (197) [system] char_type(h, space)
   Fail: (197) [system] char_type(h, space)
   Call: (197) [system] arg(_1147470, v('(', ')', end_of_file), h)
   Fail: (197) [system] arg(_1148402, v('(', ')', end_of_file), h)
^  Fail: (196) [user] is_delimiter(h)
   Call: (196) [system] ')'==h
   Fail: (196) [system] ')'==h
   Call: (196) [system] get_char((0x55fbb4538270), h)
   Exit: (196) [system] get_char((0x55fbb4538270), h)
   Call: (196) [system] h=(\)
   Fail: (196) [system] h=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _1155752)
   Call: (197) [system] peek_char((0x55fbb4538270), _1156686)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
^  Call: (197) [user] is_delimiter(')')
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] arg(_1161406, v('(', ')', end_of_file), ')')
   Exit: (198) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (197) [user] is_delimiter(')')
   Call: (197) [system] _1155752=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (196) [system] _1141816=[h]
   Exit: (196) [system] [h]=[h]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [h])
   Call: (195) [system] _1127880=[t, h]
   Exit: (195) [system] [t, h]=[t, h]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, h])
   Call: (194) [system] _1113944=[p, t, h]
   Exit: (194) [system] [p, t, h]=[p, t, h]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, t, h])
   Call: (193) [system] _1100008=[e, p, t, h]
   Exit: (193) [system] [e, p, t, h]=[e, p, t, h]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, p, t, h])
   Call: (192) [system] _1086072=[d, e, p, t, h]
   Exit: (192) [system] [d, e, p, t, h]=[d, e, p, t, h]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, e, p, t, h])
^  Call: (191) [user] classify_and_convert_charseq([$, d, e, p, t, h], _1050562)
^  Call: (192) [user] classify_and_convert_charseq_([$, d, e, p, t, h], _1181812)
   Call: (193) [system] atom_chars(_1182744, ['_', d, e, p, t, h])
   Exit: (193) [system] atom_chars('_depth', ['_', d, e, p, t, h])
^  Exit: (192) [user] classify_and_convert_charseq_([$, d, e, p, t, h], _depth)
   Call: (192) [system] integer(_depth)
   Fail: (192) [system] integer(_depth)
   Call: (192) [system] _1050562=_depth
   Exit: (192) [system] _depth=_depth
^  Exit: (191) [user] classify_and_convert_charseq([$, d, e, p, t, h], _depth)
^  Exit: (190) [user] read_symbolic(')', (0x55fbb4538270), $, _depth)
^  Exit: (189) [user] cont_sexpr(')', (0x55fbb4538270), _depth)
^  Call: (189) [user] read_list(')', (0x55fbb4538270), _1192036)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1193894)
   Exit: (191) [system] peek_char((0x55fbb4538270), ')')
   Call: (191) [system] ')'=(;)
   Fail: (191) [system] ')'=(;)
   Call: (191) [system] ')'=(/)
   Fail: (191) [system] ')'=(/)
^  Call: (191) [user] is_like_space(')')
   Call: (192) [system] char_type(')', 'white')
   Fail: (192) [system] char_type(')', 'white')
   Call: (192) [system] char_type(')', end_of_line)
   Fail: (192) [system] char_type(')', end_of_line)
   Call: (192) [system] char_type(')', space)
   Fail: (192) [system] char_type(')', space)
   Call: (192) [system] char_type(')', cntrl)
   Fail: (192) [system] char_type(')', cntrl)
^  Fail: (191) [user] is_like_space(')')
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1209904)
   Exit: (190) [system] peek_char((0x55fbb4538270), ')')
   Call: (190) [system] ')'=')'
   Exit: (190) [system] ')'=')'
   Call: (190) [system] get_char((0x55fbb4538270), _1213694)
   Exit: (190) [system] get_char((0x55fbb4538270), ')')
   Call: (190) [system] _1192036=[]
   Exit: (190) [system] []=[]
^  Exit: (189) [user] read_list(')', (0x55fbb4538270), [])
   Call: (189) [system] _1013902=[_depth]
   Exit: (189) [system] [_depth]=[_depth]
^  Exit: (188) [user] read_list(')', (0x55fbb4538270), [_depth])
   Call: (188) [system] _887830=[_rb, _depth]
   Exit: (188) [system] [_rb, _depth]=[_rb, _depth]
^  Exit: (187) [user] read_list(')', (0x55fbb4538270), [_rb, _depth])
   Call: (187) [system] _761758=[_kb, _rb, _depth]
   Exit: (187) [system] [_kb, _rb, _depth]=[_kb, _rb, _depth]
^  Exit: (186) [user] read_list(')', (0x55fbb4538270), [_kb, _rb, _depth])
   Call: (186) [system] _585496=[_query, _kb, _rb, _depth]
   Exit: (186) [system] [_query, _kb, _rb, _depth]=[_query, _kb, _rb, _depth]
^  Exit: (185) [user] read_list(')', (0x55fbb4538270), [_query, _kb, _rb, _depth])
   Call: (185) [system] _331100=[synthesize, _query, _kb, _rb, _depth]
   Exit: (185) [system] [synthesize, _query, _kb, _rb, _depth]=[synthesize, _query, _kb, _rb, _depth]
^  Exit: (184) [user] read_list(')', (0x55fbb4538270), [synthesize, _query, _kb, _rb, _depth])
^  Exit: (183) [user] cont_sexpr(')', (0x55fbb4538270), [synthesize, _query, _kb, _rb, _depth])
^  Call: (183) [user] read_list(')', (0x55fbb4538270), _1233164)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1235022)
   Exit: (185) [system] peek_char((0x55fbb4538270), '\n')
   Call: (185) [system] '\n'=(;)
   Fail: (185) [system] '\n'=(;)
   Call: (185) [system] '\n'=(/)
   Fail: (185) [system] '\n'=(/)
^  Call: (185) [user] is_like_space('\n')
   Call: (186) [system] char_type('\n', 'white')
   Fail: (186) [system] char_type('\n', 'white')
   Call: (186) [system] char_type('\n', end_of_line)
   Exit: (186) [system] char_type('\n', end_of_line)
^  Exit: (185) [user] is_like_space('\n')
   Call: (185) [system] get_char((0x55fbb4538270), _1246472)
   Exit: (185) [system] get_char((0x55fbb4538270), '\n')
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1249176)
   Exit: (186) [system] peek_char((0x55fbb4538270), ' ')
   Call: (186) [system] ' '=(;)
   Fail: (186) [system] ' '=(;)
   Call: (186) [system] ' '=(/)
   Fail: (186) [system] ' '=(/)
^  Call: (186) [user] is_like_space(' ')
   Call: (187) [system] char_type(' ', 'white')
   Exit: (187) [system] char_type(' ', 'white')
^  Exit: (186) [user] is_like_space(' ')
   Call: (186) [system] get_char((0x55fbb4538270), _1258770)
   Exit: (186) [system] get_char((0x55fbb4538270), ' ')
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1261474)
   Exit: (187) [system] peek_char((0x55fbb4538270), ' ')
   Call: (187) [system] ' '=(;)
   Fail: (187) [system] ' '=(;)
   Call: (187) [system] ' '=(/)
   Fail: (187) [system] ' '=(/)
^  Call: (187) [user] is_like_space(' ')
   Call: (188) [system] char_type(' ', 'white')
   Exit: (188) [system] char_type(' ', 'white')
^  Exit: (187) [user] is_like_space(' ')
   Call: (187) [system] get_char((0x55fbb4538270), _1271068)
   Exit: (187) [system] get_char((0x55fbb4538270), ' ')
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1273772)
   Exit: (188) [system] peek_char((0x55fbb4538270), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
   Call: (188) [system] ' '=(/)
   Fail: (188) [system] ' '=(/)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55fbb4538270), _1283366)
   Exit: (188) [system] get_char((0x55fbb4538270), ' ')
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1286070)
   Exit: (189) [system] peek_char((0x55fbb4538270), '(')
   Call: (189) [system] '('=(;)
   Fail: (189) [system] '('=(;)
   Call: (189) [system] '('=(/)
   Fail: (189) [system] '('=(/)
^  Call: (189) [user] is_like_space('(')
   Call: (190) [system] char_type('(', 'white')
   Fail: (190) [system] char_type('(', 'white')
   Call: (190) [system] char_type('(', end_of_line)
   Fail: (190) [system] char_type('(', end_of_line)
   Call: (190) [system] char_type('(', space)
   Fail: (190) [system] char_type('(', space)
   Call: (190) [system] char_type('(', cntrl)
   Fail: (190) [system] char_type('(', cntrl)
^  Fail: (189) [user] is_like_space('(')
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _1305776)
   Exit: (184) [system] peek_char((0x55fbb4538270), '(')
   Call: (184) [system] '('=')'
   Fail: (184) [system] '('=')'
   Call: (184) [system] '('=end_of_file
   Fail: (184) [system] '('=end_of_file
^  Call: (184) [user] cont_sexpr(')', (0x55fbb4538270), _1311346)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1313204)
   Exit: (186) [system] peek_char((0x55fbb4538270), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
   Call: (186) [system] '('=(/)
   Fail: (186) [system] '('=(/)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] get_char((0x55fbb4538270), _1329214)
   Exit: (185) [system] get_char((0x55fbb4538270), '(')
   Call: (185) [system] '('='('
   Exit: (185) [system] '('='('
^  Call: (185) [user] read_list(')', (0x55fbb4538270), _1311346)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1334784)
   Exit: (187) [system] peek_char((0x55fbb4538270), l)
   Call: (187) [system] l=(;)
   Fail: (187) [system] l=(;)
   Call: (187) [system] l=(/)
   Fail: (187) [system] l=(/)
^  Call: (187) [user] is_like_space(l)
   Call: (188) [system] char_type(l, 'white')
   Fail: (188) [system] char_type(l, 'white')
   Call: (188) [system] char_type(l, end_of_line)
   Fail: (188) [system] char_type(l, end_of_line)
   Call: (188) [system] char_type(l, space)
   Fail: (188) [system] char_type(l, space)
   Call: (188) [system] char_type(l, cntrl)
   Fail: (188) [system] char_type(l, cntrl)
^  Fail: (187) [user] is_like_space(l)
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1350794)
   Exit: (186) [system] peek_char((0x55fbb4538270), l)
   Call: (186) [system] l=')'
   Fail: (186) [system] l=')'
   Call: (186) [system] l=end_of_file
   Fail: (186) [system] l=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55fbb4538270), _1356364)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1358222)
   Exit: (188) [system] peek_char((0x55fbb4538270), l)
   Call: (188) [system] l=(;)
   Fail: (188) [system] l=(;)
   Call: (188) [system] l=(/)
   Fail: (188) [system] l=(/)
^  Call: (188) [user] is_like_space(l)
   Call: (189) [system] char_type(l, 'white')
   Fail: (189) [system] char_type(l, 'white')
   Call: (189) [system] char_type(l, end_of_line)
   Fail: (189) [system] char_type(l, end_of_line)
   Call: (189) [system] char_type(l, space)
   Fail: (189) [system] char_type(l, space)
   Call: (189) [system] char_type(l, cntrl)
   Fail: (189) [system] char_type(l, cntrl)
^  Fail: (188) [user] is_like_space(l)
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] get_char((0x55fbb4538270), _1374232)
   Exit: (187) [system] get_char((0x55fbb4538270), l)
   Call: (187) [system] l='('
   Fail: (187) [system] l='('
   Call: (187) [system] l='['
   Fail: (187) [system] l='['
   Call: (187) [system] l='{'
   Fail: (187) [system] l='{'
   Call: (187) [system] l='"'
   Fail: (187) [system] l='"'
   Call: (187) [system] l=!
   Fail: (187) [system] l=!
   Call: (187) [system] l='\''
   Fail: (187) [system] l='\''
   Call: (187) [system] l='`'
   Fail: (187) [system] l='`'
   Call: (187) [system] l=end_of_file
   Fail: (187) [system] l=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55fbb4538270), l, _1356364)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _1391874)
   Call: (189) [system] peek_char((0x55fbb4538270), _1392808)
   Exit: (189) [system] peek_char((0x55fbb4538270), e)
^  Call: (189) [user] is_delimiter(e)
   Call: (190) [system] char_type(e, space)
   Fail: (190) [system] char_type(e, space)
   Call: (190) [system] arg(_1397528, v('(', ')', end_of_file), e)
   Fail: (190) [system] arg(_1398460, v('(', ')', end_of_file), e)
^  Fail: (189) [user] is_delimiter(e)
   Call: (189) [system] ')'==e
   Fail: (189) [system] ')'==e
   Call: (189) [system] get_char((0x55fbb4538270), e)
   Exit: (189) [system] get_char((0x55fbb4538270), e)
   Call: (189) [system] e=(\)
   Fail: (189) [system] e=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), _1405810)
   Call: (190) [system] peek_char((0x55fbb4538270), _1406744)
   Exit: (190) [system] peek_char((0x55fbb4538270), t)
^  Call: (190) [user] is_delimiter(t)
   Call: (191) [system] char_type(t, space)
   Fail: (191) [system] char_type(t, space)
   Call: (191) [system] arg(_1411464, v('(', ')', end_of_file), t)
   Fail: (191) [system] arg(_1412396, v('(', ')', end_of_file), t)
^  Fail: (190) [user] is_delimiter(t)
   Call: (190) [system] ')'==t
   Fail: (190) [system] ')'==t
   Call: (190) [system] get_char((0x55fbb4538270), t)
   Exit: (190) [system] get_char((0x55fbb4538270), t)
   Call: (190) [system] t=(\)
   Fail: (190) [system] t=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _1419746)
   Call: (191) [system] peek_char((0x55fbb4538270), _1420680)
   Exit: (191) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (191) [user] is_delimiter(' ')
   Call: (192) [system] char_type(' ', space)
   Exit: (192) [system] char_type(' ', space)
^  Exit: (191) [user] is_delimiter(' ')
   Call: (191) [system] _1419746=[]
   Exit: (191) [system] []=[]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (190) [system] _1405810=[t]
   Exit: (190) [system] [t]=[t]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), [t])
   Call: (189) [system] _1391874=[e, t]
   Exit: (189) [system] [e, t]=[e, t]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, t])
^  Call: (188) [user] classify_and_convert_charseq([l, e, t], _1356364)
^  Call: (189) [user] classify_and_convert_charseq_([l, e, t], _1435552)
^  Call: (191) [system] setup_call_cleanup('$notrace'(_1436504, _1436506), once(user:catch(read_from_chars([l, e, t], _1435552), _1436486, fail)), '$restore_trace'(_1436504, _1436506))
^  Call: (192) [system] sig_atomic(system:'$notrace'(_1436504, _1436506))
^  Exit: (191) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([l, e, t], let), _1436486, fail)), system:'$restore_trace'(3, -1))
   Call: (190) [system] atomic(let)
   Exit: (190) [system] atomic(let)
^  Exit: (189) [user] classify_and_convert_charseq_([l, e, t], let)
   Call: (189) [system] integer(let)
   Fail: (189) [system] integer(let)
   Call: (189) [system] _1356364=let
   Exit: (189) [system] let=let
^  Exit: (188) [user] classify_and_convert_charseq([l, e, t], let)
^  Exit: (187) [user] read_symbolic(')', (0x55fbb4538270), l, let)
^  Exit: (186) [user] cont_sexpr(')', (0x55fbb4538270), let)
^  Call: (186) [user] read_list(')', (0x55fbb4538270), _1448632)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1450490)
   Exit: (188) [system] peek_char((0x55fbb4538270), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
   Call: (188) [system] ' '=(/)
   Fail: (188) [system] ' '=(/)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55fbb4538270), _1460084)
   Exit: (188) [system] get_char((0x55fbb4538270), ' ')
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1462788)
   Exit: (189) [system] peek_char((0x55fbb4538270), $)
   Call: (189) [system] ($)=(;)
   Fail: (189) [system] ($)=(;)
   Call: (189) [system] ($)=(/)
   Fail: (189) [system] ($)=(/)
^  Call: (189) [user] is_like_space($)
   Call: (190) [system] char_type($, 'white')
   Fail: (190) [system] char_type($, 'white')
   Call: (190) [system] char_type($, end_of_line)
   Fail: (190) [system] char_type($, end_of_line)
   Call: (190) [system] char_type($, space)
   Fail: (190) [system] char_type($, space)
   Call: (190) [system] char_type($, cntrl)
   Fail: (190) [system] char_type($, cntrl)
^  Fail: (189) [user] is_like_space($)
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1479722)
   Exit: (187) [system] peek_char((0x55fbb4538270), $)
   Call: (187) [system] ($)=')'
   Fail: (187) [system] ($)=')'
   Call: (187) [system] ($)=end_of_file
   Fail: (187) [system] ($)=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55fbb4538270), _1485292)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1487150)
   Exit: (189) [system] peek_char((0x55fbb4538270), $)
   Call: (189) [system] ($)=(;)
   Fail: (189) [system] ($)=(;)
   Call: (189) [system] ($)=(/)
   Fail: (189) [system] ($)=(/)
^  Call: (189) [user] is_like_space($)
   Call: (190) [system] char_type($, 'white')
   Fail: (190) [system] char_type($, 'white')
   Call: (190) [system] char_type($, end_of_line)
   Fail: (190) [system] char_type($, end_of_line)
   Call: (190) [system] char_type($, space)
   Fail: (190) [system] char_type($, space)
   Call: (190) [system] char_type($, cntrl)
   Fail: (190) [system] char_type($, cntrl)
^  Fail: (189) [user] is_like_space($)
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] get_char((0x55fbb4538270), _1503160)
   Exit: (188) [system] get_char((0x55fbb4538270), $)
   Call: (188) [system] ($)='('
   Fail: (188) [system] ($)='('
   Call: (188) [system] ($)='['
   Fail: (188) [system] ($)='['
   Call: (188) [system] ($)='{'
   Fail: (188) [system] ($)='{'
   Call: (188) [system] ($)='"'
   Fail: (188) [system] ($)='"'
   Call: (188) [system] ($)=!
   Fail: (188) [system] ($)=!
   Call: (188) [system] ($)='\''
   Fail: (188) [system] ($)='\''
   Call: (188) [system] ($)='`'
   Fail: (188) [system] ($)='`'
   Call: (188) [system] ($)=end_of_file
   Fail: (188) [system] ($)=end_of_file
^  Call: (188) [user] read_symbolic(')', (0x55fbb4538270), $, _1485292)
^  Call: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), _1520802)
   Call: (190) [system] peek_char((0x55fbb4538270), _1521736)
   Exit: (190) [system] peek_char((0x55fbb4538270), q)
^  Call: (190) [user] is_delimiter(q)
   Call: (191) [system] char_type(q, space)
   Fail: (191) [system] char_type(q, space)
   Call: (191) [system] arg(_1526456, v('(', ')', end_of_file), q)
   Fail: (191) [system] arg(_1527388, v('(', ')', end_of_file), q)
^  Fail: (190) [user] is_delimiter(q)
   Call: (190) [system] ')'==q
   Fail: (190) [system] ')'==q
   Call: (190) [system] get_char((0x55fbb4538270), q)
   Exit: (190) [system] get_char((0x55fbb4538270), q)
   Call: (190) [system] q=(\)
   Fail: (190) [system] q=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _1534738)
   Call: (191) [system] peek_char((0x55fbb4538270), _1535672)
   Exit: (191) [system] peek_char((0x55fbb4538270), u)
^  Call: (191) [user] is_delimiter(u)
   Call: (192) [system] char_type(u, space)
   Fail: (192) [system] char_type(u, space)
   Call: (192) [system] arg(_1540392, v('(', ')', end_of_file), u)
   Fail: (192) [system] arg(_1541324, v('(', ')', end_of_file), u)
^  Fail: (191) [user] is_delimiter(u)
   Call: (191) [system] ')'==u
   Fail: (191) [system] ')'==u
   Call: (191) [system] get_char((0x55fbb4538270), u)
   Exit: (191) [system] get_char((0x55fbb4538270), u)
   Call: (191) [system] u=(\)
   Fail: (191) [system] u=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _1548674)
   Call: (192) [system] peek_char((0x55fbb4538270), _1549608)
   Exit: (192) [system] peek_char((0x55fbb4538270), e)
^  Call: (192) [user] is_delimiter(e)
   Call: (193) [system] char_type(e, space)
   Fail: (193) [system] char_type(e, space)
   Call: (193) [system] arg(_1554328, v('(', ')', end_of_file), e)
   Fail: (193) [system] arg(_1555260, v('(', ')', end_of_file), e)
^  Fail: (192) [user] is_delimiter(e)
   Call: (192) [system] ')'==e
   Fail: (192) [system] ')'==e
   Call: (192) [system] get_char((0x55fbb4538270), e)
   Exit: (192) [system] get_char((0x55fbb4538270), e)
   Call: (192) [system] e=(\)
   Fail: (192) [system] e=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _1562610)
   Call: (193) [system] peek_char((0x55fbb4538270), _1563544)
   Exit: (193) [system] peek_char((0x55fbb4538270), r)
^  Call: (193) [user] is_delimiter(r)
   Call: (194) [system] char_type(r, space)
   Fail: (194) [system] char_type(r, space)
   Call: (194) [system] arg(_1568264, v('(', ')', end_of_file), r)
   Fail: (194) [system] arg(_1569196, v('(', ')', end_of_file), r)
^  Fail: (193) [user] is_delimiter(r)
   Call: (193) [system] ')'==r
   Fail: (193) [system] ')'==r
   Call: (193) [system] get_char((0x55fbb4538270), r)
   Exit: (193) [system] get_char((0x55fbb4538270), r)
   Call: (193) [system] r=(\)
   Fail: (193) [system] r=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _1576546)
   Call: (194) [system] peek_char((0x55fbb4538270), _1577480)
   Exit: (194) [system] peek_char((0x55fbb4538270), y)
^  Call: (194) [user] is_delimiter(y)
   Call: (195) [system] char_type(y, space)
   Fail: (195) [system] char_type(y, space)
   Call: (195) [system] arg(_1582200, v('(', ')', end_of_file), y)
   Fail: (195) [system] arg(_1583132, v('(', ')', end_of_file), y)
^  Fail: (194) [user] is_delimiter(y)
   Call: (194) [system] ')'==y
   Fail: (194) [system] ')'==y
   Call: (194) [system] get_char((0x55fbb4538270), y)
   Exit: (194) [system] get_char((0x55fbb4538270), y)
   Call: (194) [system] y=(\)
   Fail: (194) [system] y=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _1590482)
   Call: (195) [system] peek_char((0x55fbb4538270), _1591416)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (195) [user] is_delimiter(' ')
   Call: (196) [system] char_type(' ', space)
   Exit: (196) [system] char_type(' ', space)
^  Exit: (195) [user] is_delimiter(' ')
   Call: (195) [system] _1590482=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (194) [system] _1576546=[y]
   Exit: (194) [system] [y]=[y]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [y])
   Call: (193) [system] _1562610=[r, y]
   Exit: (193) [system] [r, y]=[r, y]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, y])
   Call: (192) [system] _1548674=[e, r, y]
   Exit: (192) [system] [e, r, y]=[e, r, y]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, r, y])
   Call: (191) [system] _1534738=[u, e, r, y]
   Exit: (191) [system] [u, e, r, y]=[u, e, r, y]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, e, r, y])
   Call: (190) [system] _1520802=[q, u, e, r, y]
   Exit: (190) [system] [q, u, e, r, y]=[q, u, e, r, y]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), [q, u, e, r, y])
^  Call: (189) [user] classify_and_convert_charseq([$, q, u, e, r, y], _1485292)
^  Call: (190) [user] classify_and_convert_charseq_([$, q, u, e, r, y], _1614670)
   Call: (191) [system] atom_chars(_1615602, ['_', q, u, e, r, y])
   Exit: (191) [system] atom_chars('_query', ['_', q, u, e, r, y])
^  Exit: (190) [user] classify_and_convert_charseq_([$, q, u, e, r, y], _query)
   Call: (190) [system] integer(_query)
   Fail: (190) [system] integer(_query)
   Call: (190) [system] _1485292=_query
   Exit: (190) [system] _query=_query
^  Exit: (189) [user] classify_and_convert_charseq([$, q, u, e, r, y], _query)
^  Exit: (188) [user] read_symbolic(')', (0x55fbb4538270), $, _query)
^  Exit: (187) [user] cont_sexpr(')', (0x55fbb4538270), _query)
^  Call: (187) [user] read_list(')', (0x55fbb4538270), _1624894)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1626752)
   Exit: (189) [system] peek_char((0x55fbb4538270), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
   Call: (189) [system] ' '=(/)
   Fail: (189) [system] ' '=(/)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55fbb4538270), _1636346)
   Exit: (189) [system] get_char((0x55fbb4538270), ' ')
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1639050)
   Exit: (190) [system] peek_char((0x55fbb4538270), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
   Call: (190) [system] '('=(/)
   Fail: (190) [system] '('=(/)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1655984)
   Exit: (188) [system] peek_char((0x55fbb4538270), '(')
   Call: (188) [system] '('=')'
   Fail: (188) [system] '('=')'
   Call: (188) [system] '('=end_of_file
   Fail: (188) [system] '('=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55fbb4538270), _1661554)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1663412)
   Exit: (190) [system] peek_char((0x55fbb4538270), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
   Call: (190) [system] '('=(/)
   Fail: (190) [system] '('=(/)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] get_char((0x55fbb4538270), _1679422)
   Exit: (189) [system] get_char((0x55fbb4538270), '(')
   Call: (189) [system] '('='('
   Exit: (189) [system] '('='('
^  Call: (189) [user] read_list(')', (0x55fbb4538270), _1661554)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1684992)
   Exit: (191) [system] peek_char((0x55fbb4538270), $)
   Call: (191) [system] ($)=(;)
   Fail: (191) [system] ($)=(;)
   Call: (191) [system] ($)=(/)
   Fail: (191) [system] ($)=(/)
^  Call: (191) [user] is_like_space($)
   Call: (192) [system] char_type($, 'white')
   Fail: (192) [system] char_type($, 'white')
   Call: (192) [system] char_type($, end_of_line)
   Fail: (192) [system] char_type($, end_of_line)
   Call: (192) [system] char_type($, space)
   Fail: (192) [system] char_type($, space)
   Call: (192) [system] char_type($, cntrl)
   Fail: (192) [system] char_type($, cntrl)
^  Fail: (191) [user] is_like_space($)
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1701002)
   Exit: (190) [system] peek_char((0x55fbb4538270), $)
   Call: (190) [system] ($)=')'
   Fail: (190) [system] ($)=')'
   Call: (190) [system] ($)=end_of_file
   Fail: (190) [system] ($)=end_of_file
^  Call: (190) [user] cont_sexpr(')', (0x55fbb4538270), _1706572)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1708430)
   Exit: (192) [system] peek_char((0x55fbb4538270), $)
   Call: (192) [system] ($)=(;)
   Fail: (192) [system] ($)=(;)
   Call: (192) [system] ($)=(/)
   Fail: (192) [system] ($)=(/)
^  Call: (192) [user] is_like_space($)
   Call: (193) [system] char_type($, 'white')
   Fail: (193) [system] char_type($, 'white')
   Call: (193) [system] char_type($, end_of_line)
   Fail: (193) [system] char_type($, end_of_line)
   Call: (193) [system] char_type($, space)
   Fail: (193) [system] char_type($, space)
   Call: (193) [system] char_type($, cntrl)
   Fail: (193) [system] char_type($, cntrl)
^  Fail: (192) [user] is_like_space($)
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] get_char((0x55fbb4538270), _1724440)
   Exit: (191) [system] get_char((0x55fbb4538270), $)
   Call: (191) [system] ($)='('
   Fail: (191) [system] ($)='('
   Call: (191) [system] ($)='['
   Fail: (191) [system] ($)='['
   Call: (191) [system] ($)='{'
   Fail: (191) [system] ($)='{'
   Call: (191) [system] ($)='"'
   Fail: (191) [system] ($)='"'
   Call: (191) [system] ($)=!
   Fail: (191) [system] ($)=!
   Call: (191) [system] ($)='\''
   Fail: (191) [system] ($)='\''
   Call: (191) [system] ($)='`'
   Fail: (191) [system] ($)='`'
   Call: (191) [system] ($)=end_of_file
   Fail: (191) [system] ($)=end_of_file
^  Call: (191) [user] read_symbolic(')', (0x55fbb4538270), $, _1706572)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _1742082)
   Call: (193) [system] peek_char((0x55fbb4538270), _1743016)
   Exit: (193) [system] peek_char((0x55fbb4538270), k)
^  Call: (193) [user] is_delimiter(k)
   Call: (194) [system] char_type(k, space)
   Fail: (194) [system] char_type(k, space)
   Call: (194) [system] arg(_1747736, v('(', ')', end_of_file), k)
   Fail: (194) [system] arg(_1748668, v('(', ')', end_of_file), k)
^  Fail: (193) [user] is_delimiter(k)
   Call: (193) [system] ')'==k
   Fail: (193) [system] ')'==k
   Call: (193) [system] get_char((0x55fbb4538270), k)
   Exit: (193) [system] get_char((0x55fbb4538270), k)
   Call: (193) [system] k=(\)
   Fail: (193) [system] k=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _1756018)
   Call: (194) [system] peek_char((0x55fbb4538270), _1756952)
   Exit: (194) [system] peek_char((0x55fbb4538270), b)
^  Call: (194) [user] is_delimiter(b)
   Call: (195) [system] char_type(b, space)
   Fail: (195) [system] char_type(b, space)
   Call: (195) [system] arg(_1761672, v('(', ')', end_of_file), b)
   Fail: (195) [system] arg(_1762604, v('(', ')', end_of_file), b)
^  Fail: (194) [user] is_delimiter(b)
   Call: (194) [system] ')'==b
   Fail: (194) [system] ')'==b
   Call: (194) [system] get_char((0x55fbb4538270), b)
   Exit: (194) [system] get_char((0x55fbb4538270), b)
   Call: (194) [system] b=(\)
   Fail: (194) [system] b=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _1769954)
   Call: (195) [system] peek_char((0x55fbb4538270), _1770888)
   Exit: (195) [system] peek_char((0x55fbb4538270), ')')
^  Call: (195) [user] is_delimiter(')')
   Call: (196) [system] char_type(')', space)
   Fail: (196) [system] char_type(')', space)
   Call: (196) [system] arg(_1775608, v('(', ')', end_of_file), ')')
   Exit: (196) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (195) [user] is_delimiter(')')
   Call: (195) [system] _1769954=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (194) [system] _1756018=[b]
   Exit: (194) [system] [b]=[b]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (193) [system] _1742082=[k, b]
   Exit: (193) [system] [k, b]=[k, b]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [k, b])
^  Call: (192) [user] classify_and_convert_charseq([$, k, b], _1706572)
^  Call: (193) [user] classify_and_convert_charseq_([$, k, b], _1787632)
   Call: (194) [system] atom_chars(_1788564, ['_', k, b])
   Exit: (194) [system] atom_chars('_kb', ['_', k, b])
^  Exit: (193) [user] classify_and_convert_charseq_([$, k, b], _kb)
   Call: (193) [system] integer(_kb)
   Fail: (193) [system] integer(_kb)
   Call: (193) [system] _1706572=_kb
   Exit: (193) [system] _kb=_kb
^  Exit: (192) [user] classify_and_convert_charseq([$, k, b], _kb)
^  Exit: (191) [user] read_symbolic(')', (0x55fbb4538270), $, _kb)
^  Exit: (190) [user] cont_sexpr(')', (0x55fbb4538270), _kb)
^  Call: (190) [user] read_list(')', (0x55fbb4538270), _1797856)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1799714)
   Exit: (192) [system] peek_char((0x55fbb4538270), ')')
   Call: (192) [system] ')'=(;)
   Fail: (192) [system] ')'=(;)
   Call: (192) [system] ')'=(/)
   Fail: (192) [system] ')'=(/)
^  Call: (192) [user] is_like_space(')')
   Call: (193) [system] char_type(')', 'white')
   Fail: (193) [system] char_type(')', 'white')
   Call: (193) [system] char_type(')', end_of_line)
   Fail: (193) [system] char_type(')', end_of_line)
   Call: (193) [system] char_type(')', space)
   Fail: (193) [system] char_type(')', space)
   Call: (193) [system] char_type(')', cntrl)
   Fail: (193) [system] char_type(')', cntrl)
^  Fail: (192) [user] is_like_space(')')
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1815724)
   Exit: (191) [system] peek_char((0x55fbb4538270), ')')
   Call: (191) [system] ')'=')'
   Exit: (191) [system] ')'=')'
   Call: (191) [system] get_char((0x55fbb4538270), _1819514)
   Exit: (191) [system] get_char((0x55fbb4538270), ')')
   Call: (191) [system] _1797856=[]
   Exit: (191) [system] []=[]
^  Exit: (190) [user] read_list(')', (0x55fbb4538270), [])
   Call: (190) [system] _1661554=[_kb]
   Exit: (190) [system] [_kb]=[_kb]
^  Exit: (189) [user] read_list(')', (0x55fbb4538270), [_kb])
^  Exit: (188) [user] cont_sexpr(')', (0x55fbb4538270), [_kb])
^  Call: (188) [user] read_list(')', (0x55fbb4538270), _1827808)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1829666)
   Exit: (190) [system] peek_char((0x55fbb4538270), ' ')
   Call: (190) [system] ' '=(;)
   Fail: (190) [system] ' '=(;)
   Call: (190) [system] ' '=(/)
   Fail: (190) [system] ' '=(/)
^  Call: (190) [user] is_like_space(' ')
   Call: (191) [system] char_type(' ', 'white')
   Exit: (191) [system] char_type(' ', 'white')
^  Exit: (190) [user] is_like_space(' ')
   Call: (190) [system] get_char((0x55fbb4538270), _1839260)
   Exit: (190) [system] get_char((0x55fbb4538270), ' ')
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1841964)
   Exit: (191) [system] peek_char((0x55fbb4538270), $)
   Call: (191) [system] ($)=(;)
   Fail: (191) [system] ($)=(;)
   Call: (191) [system] ($)=(/)
   Fail: (191) [system] ($)=(/)
^  Call: (191) [user] is_like_space($)
   Call: (192) [system] char_type($, 'white')
   Fail: (192) [system] char_type($, 'white')
   Call: (192) [system] char_type($, end_of_line)
   Fail: (192) [system] char_type($, end_of_line)
   Call: (192) [system] char_type($, space)
   Fail: (192) [system] char_type($, space)
   Call: (192) [system] char_type($, cntrl)
   Fail: (192) [system] char_type($, cntrl)
^  Fail: (191) [user] is_like_space($)
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1858898)
   Exit: (189) [system] peek_char((0x55fbb4538270), $)
   Call: (189) [system] ($)=')'
   Fail: (189) [system] ($)=')'
   Call: (189) [system] ($)=end_of_file
   Fail: (189) [system] ($)=end_of_file
^  Call: (189) [user] cont_sexpr(')', (0x55fbb4538270), _1864468)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1866326)
   Exit: (191) [system] peek_char((0x55fbb4538270), $)
   Call: (191) [system] ($)=(;)
   Fail: (191) [system] ($)=(;)
   Call: (191) [system] ($)=(/)
   Fail: (191) [system] ($)=(/)
^  Call: (191) [user] is_like_space($)
   Call: (192) [system] char_type($, 'white')
   Fail: (192) [system] char_type($, 'white')
   Call: (192) [system] char_type($, end_of_line)
   Fail: (192) [system] char_type($, end_of_line)
   Call: (192) [system] char_type($, space)
   Fail: (192) [system] char_type($, space)
   Call: (192) [system] char_type($, cntrl)
   Fail: (192) [system] char_type($, cntrl)
^  Fail: (191) [user] is_like_space($)
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] get_char((0x55fbb4538270), _1882336)
   Exit: (190) [system] get_char((0x55fbb4538270), $)
   Call: (190) [system] ($)='('
   Fail: (190) [system] ($)='('
   Call: (190) [system] ($)='['
   Fail: (190) [system] ($)='['
   Call: (190) [system] ($)='{'
   Fail: (190) [system] ($)='{'
   Call: (190) [system] ($)='"'
   Fail: (190) [system] ($)='"'
   Call: (190) [system] ($)=!
   Fail: (190) [system] ($)=!
   Call: (190) [system] ($)='\''
   Fail: (190) [system] ($)='\''
   Call: (190) [system] ($)='`'
   Fail: (190) [system] ($)='`'
   Call: (190) [system] ($)=end_of_file
   Fail: (190) [system] ($)=end_of_file
^  Call: (190) [user] read_symbolic(')', (0x55fbb4538270), $, _1864468)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _1899978)
   Call: (192) [system] peek_char((0x55fbb4538270), _1900912)
   Exit: (192) [system] peek_char((0x55fbb4538270), q)
^  Call: (192) [user] is_delimiter(q)
   Call: (193) [system] char_type(q, space)
   Fail: (193) [system] char_type(q, space)
   Call: (193) [system] arg(_1905632, v('(', ')', end_of_file), q)
   Fail: (193) [system] arg(_1906564, v('(', ')', end_of_file), q)
^  Fail: (192) [user] is_delimiter(q)
   Call: (192) [system] ')'==q
   Fail: (192) [system] ')'==q
   Call: (192) [system] get_char((0x55fbb4538270), q)
   Exit: (192) [system] get_char((0x55fbb4538270), q)
   Call: (192) [system] q=(\)
   Fail: (192) [system] q=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _1913914)
   Call: (193) [system] peek_char((0x55fbb4538270), _1914848)
   Exit: (193) [system] peek_char((0x55fbb4538270), u)
^  Call: (193) [user] is_delimiter(u)
   Call: (194) [system] char_type(u, space)
   Fail: (194) [system] char_type(u, space)
   Call: (194) [system] arg(_1919568, v('(', ')', end_of_file), u)
   Fail: (194) [system] arg(_1920500, v('(', ')', end_of_file), u)
^  Fail: (193) [user] is_delimiter(u)
   Call: (193) [system] ')'==u
   Fail: (193) [system] ')'==u
   Call: (193) [system] get_char((0x55fbb4538270), u)
   Exit: (193) [system] get_char((0x55fbb4538270), u)
   Call: (193) [system] u=(\)
   Fail: (193) [system] u=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _1927850)
   Call: (194) [system] peek_char((0x55fbb4538270), _1928784)
   Exit: (194) [system] peek_char((0x55fbb4538270), e)
^  Call: (194) [user] is_delimiter(e)
   Call: (195) [system] char_type(e, space)
   Fail: (195) [system] char_type(e, space)
   Call: (195) [system] arg(_1933504, v('(', ')', end_of_file), e)
   Fail: (195) [system] arg(_1934436, v('(', ')', end_of_file), e)
^  Fail: (194) [user] is_delimiter(e)
   Call: (194) [system] ')'==e
   Fail: (194) [system] ')'==e
   Call: (194) [system] get_char((0x55fbb4538270), e)
   Exit: (194) [system] get_char((0x55fbb4538270), e)
   Call: (194) [system] e=(\)
   Fail: (194) [system] e=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _1941786)
   Call: (195) [system] peek_char((0x55fbb4538270), _1942720)
   Exit: (195) [system] peek_char((0x55fbb4538270), r)
^  Call: (195) [user] is_delimiter(r)
   Call: (196) [system] char_type(r, space)
   Fail: (196) [system] char_type(r, space)
   Call: (196) [system] arg(_1947440, v('(', ')', end_of_file), r)
   Fail: (196) [system] arg(_1948372, v('(', ')', end_of_file), r)
^  Fail: (195) [user] is_delimiter(r)
   Call: (195) [system] ')'==r
   Fail: (195) [system] ')'==r
   Call: (195) [system] get_char((0x55fbb4538270), r)
   Exit: (195) [system] get_char((0x55fbb4538270), r)
   Call: (195) [system] r=(\)
   Fail: (195) [system] r=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _1955722)
   Call: (196) [system] peek_char((0x55fbb4538270), _1956656)
   Exit: (196) [system] peek_char((0x55fbb4538270), y)
^  Call: (196) [user] is_delimiter(y)
   Call: (197) [system] char_type(y, space)
   Fail: (197) [system] char_type(y, space)
   Call: (197) [system] arg(_1961376, v('(', ')', end_of_file), y)
   Fail: (197) [system] arg(_1962308, v('(', ')', end_of_file), y)
^  Fail: (196) [user] is_delimiter(y)
   Call: (196) [system] ')'==y
   Fail: (196) [system] ')'==y
   Call: (196) [system] get_char((0x55fbb4538270), y)
   Exit: (196) [system] get_char((0x55fbb4538270), y)
   Call: (196) [system] y=(\)
   Fail: (196) [system] y=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _1969658)
   Call: (197) [system] peek_char((0x55fbb4538270), _1970592)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
^  Call: (197) [user] is_delimiter(')')
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] arg(_1975312, v('(', ')', end_of_file), ')')
   Exit: (198) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (197) [user] is_delimiter(')')
   Call: (197) [system] _1969658=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (196) [system] _1955722=[y]
   Exit: (196) [system] [y]=[y]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [y])
   Call: (195) [system] _1941786=[r, y]
   Exit: (195) [system] [r, y]=[r, y]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, y])
   Call: (194) [system] _1927850=[e, r, y]
   Exit: (194) [system] [e, r, y]=[e, r, y]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, r, y])
   Call: (193) [system] _1913914=[u, e, r, y]
   Exit: (193) [system] [u, e, r, y]=[u, e, r, y]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, e, r, y])
   Call: (192) [system] _1899978=[q, u, e, r, y]
   Exit: (192) [system] [q, u, e, r, y]=[q, u, e, r, y]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [q, u, e, r, y])
^  Call: (191) [user] classify_and_convert_charseq([$, q, u, e, r, y], _1864468)
^  Call: (192) [user] classify_and_convert_charseq_([$, q, u, e, r, y], _1995718)
   Call: (193) [system] atom_chars(_1996650, ['_', q, u, e, r, y])
   Exit: (193) [system] atom_chars('_query', ['_', q, u, e, r, y])
^  Exit: (192) [user] classify_and_convert_charseq_([$, q, u, e, r, y], _query)
   Call: (192) [system] integer(_query)
   Fail: (192) [system] integer(_query)
   Call: (192) [system] _1864468=_query
   Exit: (192) [system] _query=_query
^  Exit: (191) [user] classify_and_convert_charseq([$, q, u, e, r, y], _query)
^  Exit: (190) [user] read_symbolic(')', (0x55fbb4538270), $, _query)
^  Exit: (189) [user] cont_sexpr(')', (0x55fbb4538270), _query)
^  Call: (189) [user] read_list(')', (0x55fbb4538270), _2005942)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _2007800)
   Exit: (191) [system] peek_char((0x55fbb4538270), ')')
   Call: (191) [system] ')'=(;)
   Fail: (191) [system] ')'=(;)
   Call: (191) [system] ')'=(/)
   Fail: (191) [system] ')'=(/)
^  Call: (191) [user] is_like_space(')')
   Call: (192) [system] char_type(')', 'white')
   Fail: (192) [system] char_type(')', 'white')
   Call: (192) [system] char_type(')', end_of_line)
   Fail: (192) [system] char_type(')', end_of_line)
   Call: (192) [system] char_type(')', space)
   Fail: (192) [system] char_type(')', space)
   Call: (192) [system] char_type(')', cntrl)
   Fail: (192) [system] char_type(')', cntrl)
^  Fail: (191) [user] is_like_space(')')
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _2023810)
   Exit: (190) [system] peek_char((0x55fbb4538270), ')')
   Call: (190) [system] ')'=')'
   Exit: (190) [system] ')'=')'
   Call: (190) [system] get_char((0x55fbb4538270), _2027600)
   Exit: (190) [system] get_char((0x55fbb4538270), ')')
   Call: (190) [system] _2005942=[]
   Exit: (190) [system] []=[]
^  Exit: (189) [user] read_list(')', (0x55fbb4538270), [])
   Call: (189) [system] _1827808=[_query]
   Exit: (189) [system] [_query]=[_query]
^  Exit: (188) [user] read_list(')', (0x55fbb4538270), [_query])
   Call: (188) [system] _1624894=[[_kb], _query]
   Exit: (188) [system] [[_kb], _query]=[[_kb], _query]
^  Exit: (187) [user] read_list(')', (0x55fbb4538270), [[_kb], _query])
   Call: (187) [system] _1448632=[_query, [_kb], _query]
   Exit: (187) [system] [_query, [_kb], _query]=[_query, [_kb], _query]
^  Exit: (186) [user] read_list(')', (0x55fbb4538270), [_query, [_kb], _query])
   Call: (186) [system] _1311346=[let, _query, [_kb], _query]
   Exit: (186) [system] [let, _query, [_kb], _query]=[let, _query, [_kb], _query]
^  Exit: (185) [user] read_list(')', (0x55fbb4538270), [let, _query, [_kb], _query])
^  Exit: (184) [user] cont_sexpr(')', (0x55fbb4538270), [let, _query, [_kb], _query])
^  Call: (184) [user] read_list(')', (0x55fbb4538270), _2044276)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _2046134)
   Exit: (186) [system] peek_char((0x55fbb4538270), ')')
   Call: (186) [system] ')'=(;)
   Fail: (186) [system] ')'=(;)
   Call: (186) [system] ')'=(/)
   Fail: (186) [system] ')'=(/)
^  Call: (186) [user] is_like_space(')')
   Call: (187) [system] char_type(')', 'white')
   Fail: (187) [system] char_type(')', 'white')
   Call: (187) [system] char_type(')', end_of_line)
   Fail: (187) [system] char_type(')', end_of_line)
   Call: (187) [system] char_type(')', space)
   Fail: (187) [system] char_type(')', space)
   Call: (187) [system] char_type(')', cntrl)
   Fail: (187) [system] char_type(')', cntrl)
^  Fail: (186) [user] is_like_space(')')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _2062144)
   Exit: (185) [system] peek_char((0x55fbb4538270), ')')
   Call: (185) [system] ')'=')'
   Exit: (185) [system] ')'=')'
   Call: (185) [system] get_char((0x55fbb4538270), _2065934)
   Exit: (185) [system] get_char((0x55fbb4538270), ')')
   Call: (185) [system] _2044276=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_list(')', (0x55fbb4538270), [])
   Call: (184) [system] _1233164=[[let, _query, [_kb], _query]]
   Exit: (184) [system] [[let, _query, [_kb], _query]]=[[let, _query, [_kb], _query]]
^  Exit: (183) [user] read_list(')', (0x55fbb4538270), [[let, _query, [_kb], _query]])
   Call: (183) [system] _294440=[[synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]
   Exit: (183) [system] [[synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]=[[synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]
^  Exit: (182) [user] read_list(')', (0x55fbb4538270), [[synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
   Call: (182) [system] _110626=[=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]
   Exit: (182) [system] [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]=[=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]
^  Exit: (181) [user] read_list(')', (0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
^  Exit: (180) [user] cont_sexpr(')', (0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
^  Exit: (179) [user] read_sexpr((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
^  Call: (179) [user] assertz(metta_file_comment(50, 0, 1601, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], '$stream_position'(1601, 50, 0, 1601)))
^  Exit: (179) [user] assertz(metta_file_comment(50, 0, 1601, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], '$stream_position'(1601, 50, 0, 1601)))
^  Exit: (177) [system] once(user:(read_position((0x55fbb4538270), 50, 0, 1601, '$stream_position'(1601, 50, 0, 1601)), read_sexpr((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]), assertz(metta_file_comment(50, 0, 1601, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], '$stream_position'(1601, 50, 0, 1601)))))
   Call: (177) [system] fail
^  Call: (177) [user] retract(metta_file_comment(_2084452, _2084454, _2084456, _2084458, _2084460))
^  Exit: (177) [user] retract(metta_file_comment(38, 0, 1167, '$COMMENT'(";; $rb: a nullary function to rule", 38, 0), '$stream_position'(1167, 38, 0, 1167)))
^  Call: (177) [user] trly(untyped_to_metta, '$COMMENT'(";; $rb: a nullary function to rule", 38, 0), _3084)
^  Call: (178) [user] once(call(untyped_to_metta, '$COMMENT'(";; $rb: a nullary function to rule", 38, 0), _2087292))
^  Call: (179) [user] call(untyped_to_metta, '$COMMENT'(";; $rb: a nullary function to rule", 38, 0), _2087292)
^  Call: (180) [user] untyped_to_metta('$COMMENT'(";; $rb: a nullary function to rule", 38, 0), _2087292)
^  Call: (181) [user] must_det_ll(trly(mfix_vars1, '$COMMENT'(";; $rb: a nullary function to rule", 38, 0), _2090108))
^  Call: (182) [user] once(user:trly(mfix_vars1, '$COMMENT'(";; $rb: a nullary function to rule", 38, 0), _2090108))
^  Call: (183) [user] trly(mfix_vars1, '$COMMENT'(";; $rb: a nullary function to rule", 38, 0), _2090108)
^  Call: (184) [user] once(call(mfix_vars1, '$COMMENT'(";; $rb: a nullary function to rule", 38, 0), _2092908))
^  Call: (185) [user] call(mfix_vars1, '$COMMENT'(";; $rb: a nullary function to rule", 38, 0), _2092908)
^  Call: (186) [user] mfix_vars1('$COMMENT'(";; $rb: a nullary function to rule", 38, 0), _2092908)
   Call: (187) [system] var('$COMMENT'(";; $rb: a nullary function to rule", 38, 0))
   Call: (187) [system] atom('$COMMENT'(";; $rb: a nullary function to rule", 38, 0))
   Call: (187) [system] '$COMMENT'(";; $rb: a nullary function to rule", 38, 0)==true
   Call: (187) [system] '$COMMENT'(";; $rb: a nullary function to rule", 38, 0)==false
   Call: (187) [system] '$COMMENT'(";; $rb: a nullary function to rule", 38, 0)==[_5982, _5988]
   Call: (187) [system] is_list('$COMMENT'(";; $rb: a nullary function to rule", 38, 0))
   Call: (187) [system] string('$COMMENT'(";; $rb: a nullary function to rule", 38, 0))
   Call: (187) [system] compound('$COMMENT'(";; $rb: a nullary function to rule", 38, 0))
   Exit: (187) [system] compound('$COMMENT'(";; $rb: a nullary function to rule", 38, 0))
   Call: (187) [system] compound_name_arguments('$COMMENT'(";; $rb: a nullary function to rule", 38, 0), _10616, _10618)
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";; $rb: a nullary function to rule", 38, 0), '$COMMENT', [";; $rb: a nullary function to rule", 38, 0])
   Call: (187) [system] '$COMMENT'\=='$VAR'
   Exit: (187) [system] '$COMMENT'\=='$VAR'
^  Call: (187) [user] apply:maplist(mfix_vars1, [";; $rb: a nullary function to rule", 38, 0], _14358)
   Call: (188) [apply] apply:maplist_([";; $rb: a nullary function to rule", 38, 0], _14358, user:mfix_vars1)
^  Call: (189) [user] mfix_vars1(";; $rb: a nullary function to rule", _16238)
   Call: (190) [system] var(";; $rb: a nullary function to rule")
   Call: (190) [system] atom(";; $rb: a nullary function to rule")
   Call: (190) [system] ";; $rb: a nullary function to rule"==true
   Call: (190) [system] ";; $rb: a nullary function to rule"==false
   Call: (190) [system] ";; $rb: a nullary function to rule"==[_20880, _20886]
   Call: (190) [system] is_list(";; $rb: a nullary function to rule")
   Call: (190) [system] string(";; $rb: a nullary function to rule")
   Exit: (190) [system] string(";; $rb: a nullary function to rule")
^  Call: (190) [user] string_to_syms
   Call: (191) [system] fail
   Call: (190) [system] compound(";; $rb: a nullary function to rule")
^  Call: (190) [user] symbol(";; $rb: a nullary function to rule")
   Call: (191) [system] atom(";; $rb: a nullary function to rule")
   Fail: (191) [system] atom(";; $rb: a nullary function to rule")
^  Fail: (190) [user] symbol(";; $rb: a nullary function to rule")
   Call: (190) [system] ";; $rb: a nullary function to rule"=_16238
   Exit: (190) [system] ";; $rb: a nullary function to rule"=";; $rb: a nullary function to rule"
^  Exit: (189) [user] mfix_vars1(";; $rb: a nullary function to rule", ";; $rb: a nullary function to rule")
   Call: (189) [apply] apply:maplist_([38, 0], _16240, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1(38, _34760)
   Call: (191) [system] var(38)
   Call: (191) [system] atom(38)
   Call: (191) [system] 38==true
   Call: (191) [system] 38==false
   Call: (191) [system] 38==[_39402, _39408]
   Call: (191) [system] is_list(38)
   Call: (191) [system] string(38)
   Call: (191) [system] compound(38)
^  Call: (191) [user] symbol(38)
   Call: (192) [system] atom(38)
   Fail: (192) [system] atom(38)
^  Fail: (191) [user] symbol(38)
   Call: (191) [system] 38=_34760
   Exit: (191) [system] 38=38
^  Exit: (190) [user] mfix_vars1(38, 38)
   Call: (190) [apply] apply:maplist_([0], _34762, user:mfix_vars1)
^  Call: (191) [user] mfix_vars1(0, _50526)
   Call: (192) [system] var(0)
   Call: (192) [system] atom(0)
   Call: (192) [system] 0==true
   Call: (192) [system] 0==false
   Call: (192) [system] 0==[_55168, _55174]
   Call: (192) [system] is_list(0)
   Call: (192) [system] string(0)
   Call: (192) [system] compound(0)
^  Call: (192) [user] symbol(0)
   Call: (193) [system] atom(0)
   Fail: (193) [system] atom(0)
^  Fail: (192) [user] symbol(0)
   Call: (192) [system] 0=_50526
   Exit: (192) [system] 0=0
^  Exit: (191) [user] mfix_vars1(0, 0)
   Call: (191) [apply] apply:maplist_([], _50528, user:mfix_vars1)
   Exit: (191) [apply] apply:maplist_([], [], user:mfix_vars1)
   Exit: (190) [apply] apply:maplist_([0], [0], user:mfix_vars1)
   Exit: (189) [apply] apply:maplist_([38, 0], [38, 0], user:mfix_vars1)
   Exit: (188) [apply] apply:maplist_([";; $rb: a nullary function to rule", 38, 0], [";; $rb: a nullary function to rule", 38, 0], user:mfix_vars1)
^  Exit: (187) [apply] apply:maplist(user:mfix_vars1, [";; $rb: a nullary function to rule", 38, 0], [";; $rb: a nullary function to rule", 38, 0])
   Call: (187) [system] compound_name_arguments(_3360, '$COMMENT', [";; $rb: a nullary function to rule", 38, 0])
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";; $rb: a nullary function to rule", 38, 0), '$COMMENT', [";; $rb: a nullary function to rule", 38, 0])
^  Exit: (186) [user] mfix_vars1('$COMMENT'(";; $rb: a nullary function to rule", 38, 0), '$COMMENT'(";; $rb: a nullary function to rule", 38, 0))
^  Exit: (185) [system] call(user:mfix_vars1, '$COMMENT'(";; $rb: a nullary function to rule", 38, 0), '$COMMENT'(";; $rb: a nullary function to rule", 38, 0))
^  Exit: (184) [system] once(user:call(mfix_vars1, '$COMMENT'(";; $rb: a nullary function to rule", 38, 0), '$COMMENT'(";; $rb: a nullary function to rule", 38, 0)))
   Call: (184) [system] '$COMMENT'(";; $rb: a nullary function to rule", 38, 0)\=@='$COMMENT'(";; $rb: a nullary function to rule", 38, 0)
^  Exit: (183) [user] trly(mfix_vars1, '$COMMENT'(";; $rb: a nullary function to rule", 38, 0), '$COMMENT'(";; $rb: a nullary function to rule", 38, 0))
^  Exit: (182) [system] once(user:trly(mfix_vars1, '$COMMENT'(";; $rb: a nullary function to rule", 38, 0), '$COMMENT'(";; $rb: a nullary function to rule", 38, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(mfix_vars1, '$COMMENT'(";; $rb: a nullary function to rule", 38, 0), '$COMMENT'(";; $rb: a nullary function to rule", 38, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_c, '$COMMENT'(";; $rb: a nullary function to rule", 38, 0), _79344))
^  Call: (182) [user] once(user:trly(cons_to_c, '$COMMENT'(";; $rb: a nullary function to rule", 38, 0), _79344))
^  Call: (183) [user] trly(cons_to_c, '$COMMENT'(";; $rb: a nullary function to rule", 38, 0), _79344)
^  Call: (184) [user] once(call(cons_to_c, '$COMMENT'(";; $rb: a nullary function to rule", 38, 0), _82144))
^  Call: (185) [user] call(cons_to_c, '$COMMENT'(";; $rb: a nullary function to rule", 38, 0), _82144)
^  Call: (186) [user] cons_to_c('$COMMENT'(";; $rb: a nullary function to rule", 38, 0), _82144)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_c('$COMMENT'(";; $rb: a nullary function to rule", 38, 0), '$COMMENT'(";; $rb: a nullary function to rule", 38, 0))
^  Exit: (185) [system] call(user:cons_to_c, '$COMMENT'(";; $rb: a nullary function to rule", 38, 0), '$COMMENT'(";; $rb: a nullary function to rule", 38, 0))
^  Exit: (184) [system] once(user:call(cons_to_c, '$COMMENT'(";; $rb: a nullary function to rule", 38, 0), '$COMMENT'(";; $rb: a nullary function to rule", 38, 0)))
   Call: (184) [system] '$COMMENT'(";; $rb: a nullary function to rule", 38, 0)\=@='$COMMENT'(";; $rb: a nullary function to rule", 38, 0)
^  Exit: (183) [user] trly(cons_to_c, '$COMMENT'(";; $rb: a nullary function to rule", 38, 0), '$COMMENT'(";; $rb: a nullary function to rule", 38, 0))
^  Exit: (182) [system] once(user:trly(cons_to_c, '$COMMENT'(";; $rb: a nullary function to rule", 38, 0), '$COMMENT'(";; $rb: a nullary function to rule", 38, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_c, '$COMMENT'(";; $rb: a nullary function to rule", 38, 0), '$COMMENT'(";; $rb: a nullary function to rule", 38, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_l, '$COMMENT'(";; $rb: a nullary function to rule", 38, 0), _3326))
^  Call: (182) [user] once(user:trly(cons_to_l, '$COMMENT'(";; $rb: a nullary function to rule", 38, 0), _3326))
^  Call: (183) [user] trly(cons_to_l, '$COMMENT'(";; $rb: a nullary function to rule", 38, 0), _3326)
^  Call: (184) [user] once(call(cons_to_l, '$COMMENT'(";; $rb: a nullary function to rule", 38, 0), _96102))
^  Call: (185) [user] call(cons_to_l, '$COMMENT'(";; $rb: a nullary function to rule", 38, 0), _96102)
^  Call: (186) [user] cons_to_l('$COMMENT'(";; $rb: a nullary function to rule", 38, 0), _96102)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_l('$COMMENT'(";; $rb: a nullary function to rule", 38, 0), '$COMMENT'(";; $rb: a nullary function to rule", 38, 0))
^  Exit: (185) [system] call(user:cons_to_l, '$COMMENT'(";; $rb: a nullary function to rule", 38, 0), '$COMMENT'(";; $rb: a nullary function to rule", 38, 0))
^  Exit: (184) [system] once(user:call(cons_to_l, '$COMMENT'(";; $rb: a nullary function to rule", 38, 0), '$COMMENT'(";; $rb: a nullary function to rule", 38, 0)))
   Call: (184) [system] '$COMMENT'(";; $rb: a nullary function to rule", 38, 0)\=@='$COMMENT'(";; $rb: a nullary function to rule", 38, 0)
^  Exit: (183) [user] trly(cons_to_l, '$COMMENT'(";; $rb: a nullary function to rule", 38, 0), '$COMMENT'(";; $rb: a nullary function to rule", 38, 0))
^  Exit: (182) [system] once(user:trly(cons_to_l, '$COMMENT'(";; $rb: a nullary function to rule", 38, 0), '$COMMENT'(";; $rb: a nullary function to rule", 38, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_l, '$COMMENT'(";; $rb: a nullary function to rule", 38, 0), '$COMMENT'(";; $rb: a nullary function to rule", 38, 0)))
^  Exit: (180) [user] untyped_to_metta('$COMMENT'(";; $rb: a nullary function to rule", 38, 0), '$COMMENT'(";; $rb: a nullary function to rule", 38, 0))
^  Exit: (179) [system] call(user:untyped_to_metta, '$COMMENT'(";; $rb: a nullary function to rule", 38, 0), '$COMMENT'(";; $rb: a nullary function to rule", 38, 0))
^  Exit: (178) [system] once(user:call(untyped_to_metta, '$COMMENT'(";; $rb: a nullary function to rule", 38, 0), '$COMMENT'(";; $rb: a nullary function to rule", 38, 0)))
   Call: (178) [system] '$COMMENT'(";; $rb: a nullary function to rule", 38, 0)\=@='$COMMENT'(";; $rb: a nullary function to rule", 38, 0)
^  Exit: (177) [user] trly(untyped_to_metta, '$COMMENT'(";; $rb: a nullary function to rule", 38, 0), '$COMMENT'(";; $rb: a nullary function to rule", 38, 0))
^  Exit: (176) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; $rb: a nullary function to rule", 38, 0))
   Call: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; $rb: a nullary function to rule", 38, 0))))
   Exit: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; $rb: a nullary function to rule", 38, 0))))
^  Exit: (175) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";; $rb: a nullary function to rule", 38, 0))
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";; $rb: a nullary function to rule", 38, 0))
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; $rb: a nullary function to rule", 38, 0))
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; $rb: a nullary function to rule", 38, 0))))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; $rb: a nullary function to rule", 38, 0))))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";; $rb: a nullary function to rule", 38, 0))
^  Exit: (171) [user] read_sform((0x55fbb4538270), '$COMMENT'(";; $rb: a nullary function to rule", 38, 0))
^  Exit: (170) [system] once(user:read_sform((0x55fbb4538270), '$COMMENT'(";; $rb: a nullary function to rule", 38, 0)))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55fbb4538270), '$COMMENT'(";; $rb: a nullary function to rule", 38, 0)))
   Call: (169) [system] '$COMMENT'(";; $rb: a nullary function to rule", 38, 0)==end_of_file
   Fail: (169) [system] '$COMMENT'(";; $rb: a nullary function to rule", 38, 0)==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1727480696.9125626), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480696.9125626), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; $rb: a nullary function to rule", 38, 0)), 49]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";; $rb: a nullary function to rule", 38, 0), nthesize_long_1727480696_9164743, 49)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1727480696.9125626), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480696.9125626), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; $rb: a nullary function to rule", 38, 0)), 49]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1727480697.959828)
   Call: (173) [system] arg(1, t(1727480696.9125626), _3148)
   Exit: (173) [system] arg(1, t(1727480696.9125626), 1727480696.9125626)
   Call: (173) [system] _3158 is 1727480697.959828-1727480696.9125626
   Exit: (173) [system] 1.0472652912139893 is 1727480697.959828-1727480696.9125626
   Call: (173) [system] 1.0472652912139893>4
   Fail: (173) [system] 1.0472652912139893>4
^  Exit: (171) [user] if_t((get_time(_3134), arg(1, t(1727480696.9125626), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480696.9125626), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; $rb: a nullary function to rule", 38, 0)), 49]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 4)
   Call: (175) [system] atom(4+1)
   Call: (175) [system] set_flag(translated_forms, 5)
   Exit: (175) [system] set_flag(translated_forms, 5)
   Exit: (174) [$syspreds] update_flag(translated_forms, 4, 4+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 4, 4+1))
   Exit: (171) [$syspreds] flag(translated_forms, 4, 4+1)
^  Call: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";; $rb: a nullary function to rule", 38, 0), nthesize_long_1727480696_9164743, 49)
^  Call: (172) [user] format((0x55fbb44dfd70), "/* ~w */~n", [";; $rb: a nullary function to rule"])
^  Exit: (172) [user] format((0x55fbb44dfd70), "/* ~w */~n", [";; $rb: a nullary function to rule"])
^  Exit: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";; $rb: a nullary function to rule", 38, 0), nthesize_long_1727480696_9164743, 49)
^  Exit: (169) [system] once(user:(if_t((get_time(_3134), arg(1, t(1727480696.9125626), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480696.9125626), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; $rb: a nullary function to rule", 38, 0)), 49]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 4, 4+1), write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";; $rb: a nullary function to rule", 38, 0), nthesize_long_1727480696_9164743, 49)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55fbb4538270))
   Fail: (169) [system] at_end_of_stream((0x55fbb4538270))
^  Call: (169) [user] must_det_ll(line_count((0x55fbb4538270), _3074))
^  Call: (170) [user] once(user:line_count((0x55fbb4538270), _3074))
   Call: (171) [system] line_count((0x55fbb4538270), _3074)
   Exit: (171) [system] line_count((0x55fbb4538270), 52)
^  Exit: (170) [system] once(user:line_count((0x55fbb4538270), 52))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55fbb4538270), 52))
^  Call: (169) [user] must_det_ll(read_sform((0x55fbb4538270), _3084))
^  Call: (170) [user] once(user:read_sform((0x55fbb4538270), _3084))
^  Call: (171) [user] read_sform((0x55fbb4538270), _3084)
   Call: (172) [system] string((0x55fbb4538270))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (173) [system] string((0x55fbb4538270))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (174) [system] at_end_of_stream((0x55fbb4538270))
   Call: (174) [system] peek_char((0x55fbb4538270), _170886)
   Exit: (174) [system] peek_char((0x55fbb4538270), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55fbb4538270), '\n')
   Exit: (174) [system] get_char((0x55fbb4538270), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), _3084)
   Call: (175) [system] at_end_of_stream((0x55fbb4538270))
   Call: (175) [system] peek_char((0x55fbb4538270), _178308)
   Exit: (175) [system] peek_char((0x55fbb4538270), ;)
   Call: (175) [system] char_type(;, space)
^  Call: (175) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (176) [system] string((0x55fbb4538270))
^  Exit: (175) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (175) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (176) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (177) [system] at_end_of_stream((0x55fbb4538270))
   Call: (177) [system] peek_char((0x55fbb4538270), _186646)
   Exit: (177) [system] peek_char((0x55fbb4538270), ;)
   Call: (177) [system] char_type(;, space)
   Call: (177) [system] _189432=(0x55fbb4538270)
   Exit: (177) [system] (0x55fbb4538270)=(0x55fbb4538270)
^  Call: (177) [user] once((read_position((0x55fbb4538270), _191300, _191302, _191304, _191306), read_sexpr((0x55fbb4538270), _191318), assertz(metta_file_comment(_191300, _191302, _191304, _191318, _191306))))
^  Call: (179) [user] read_position((0x55fbb4538270), _191300, _191302, _191304, _191306)
   Call: (180) [system] stream_property((0x55fbb4538270), position(_191306))
   Call: (181) [system] nonvar((0x55fbb4538270))
   Exit: (181) [system] nonvar((0x55fbb4538270))
   Call: (181) [system] nonvar(position(_191306))
   Exit: (181) [system] nonvar(position(_191306))
   Exit: (180) [system] stream_property((0x55fbb4538270), position('$stream_position'(1693, 53, 0, 1693)))
   Call: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(1693, 53, 0, 1693), _191300)
   Call: (181) [system] nonvar(line_count)
   Exit: (181) [system] nonvar(line_count)
   Call: (181) [$syspreds] stream_position_field(line_count, _201558)
   Exit: (181) [$syspreds] stream_position_field(line_count, 2)
   Call: (181) [system] arg(2, '$stream_position'(1693, 53, 0, 1693), _191300)
   Exit: (181) [system] arg(2, '$stream_position'(1693, 53, 0, 1693), 53)
   Exit: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(1693, 53, 0, 1693), 53)
   Call: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(1693, 53, 0, 1693), _191302)
   Call: (181) [system] nonvar(line_position)
   Exit: (181) [system] nonvar(line_position)
   Call: (181) [$syspreds] stream_position_field(line_position, _208992)
   Exit: (181) [$syspreds] stream_position_field(line_position, 3)
   Call: (181) [system] arg(3, '$stream_position'(1693, 53, 0, 1693), _191302)
   Exit: (181) [system] arg(3, '$stream_position'(1693, 53, 0, 1693), 0)
   Exit: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(1693, 53, 0, 1693), 0)
   Call: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(1693, 53, 0, 1693), _191304)
   Call: (181) [system] nonvar(char_count)
   Exit: (181) [system] nonvar(char_count)
   Call: (181) [$syspreds] stream_position_field(char_count, _216426)
   Exit: (181) [$syspreds] stream_position_field(char_count, 1)
   Call: (181) [system] arg(1, '$stream_position'(1693, 53, 0, 1693), _191304)
   Exit: (181) [system] arg(1, '$stream_position'(1693, 53, 0, 1693), 1693)
   Exit: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(1693, 53, 0, 1693), 1693)
^  Exit: (179) [user] read_position((0x55fbb4538270), 53, 0, 1693, '$stream_position'(1693, 53, 0, 1693))
^  Call: (179) [user] read_sexpr((0x55fbb4538270), _191318)
   Call: (180) [system] string((0x55fbb4538270))
   Fail: (180) [system] string((0x55fbb4538270))
^  Call: (180) [user] cont_sexpr(')', (0x55fbb4538270), _191318)
^  Call: (181) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] peek_char((0x55fbb4538270), _226652)
   Exit: (182) [system] peek_char((0x55fbb4538270), ;)
   Call: (182) [system] (;)=(;)
   Exit: (182) [system] (;)=(;)
^  Call: (182) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (183) [user] read_position((0x55fbb4538270), _231290, _231292, _231294, _231296)
   Call: (184) [system] stream_property((0x55fbb4538270), position(_231296))
   Call: (185) [system] nonvar((0x55fbb4538270))
   Exit: (185) [system] nonvar((0x55fbb4538270))
   Call: (185) [system] nonvar(position(_231296))
   Exit: (185) [system] nonvar(position(_231296))
   Exit: (184) [system] stream_property((0x55fbb4538270), position('$stream_position'(1693, 53, 0, 1693)))
   Call: (184) [$syspreds] stream_position_data(line_count, '$stream_position'(1693, 53, 0, 1693), _231290)
   Call: (185) [system] nonvar(line_count)
   Exit: (185) [system] nonvar(line_count)
   Call: (185) [$syspreds] stream_position_field(line_count, _240584)
   Exit: (185) [$syspreds] stream_position_field(line_count, 2)
   Call: (185) [system] arg(2, '$stream_position'(1693, 53, 0, 1693), _231290)
   Exit: (185) [system] arg(2, '$stream_position'(1693, 53, 0, 1693), 53)
   Exit: (184) [$syspreds] stream_position_data(line_count, '$stream_position'(1693, 53, 0, 1693), 53)
   Call: (184) [$syspreds] stream_position_data(line_position, '$stream_position'(1693, 53, 0, 1693), _231292)
   Call: (185) [system] nonvar(line_position)
   Exit: (185) [system] nonvar(line_position)
   Call: (185) [$syspreds] stream_position_field(line_position, _248018)
   Exit: (185) [$syspreds] stream_position_field(line_position, 3)
   Call: (185) [system] arg(3, '$stream_position'(1693, 53, 0, 1693), _231292)
   Exit: (185) [system] arg(3, '$stream_position'(1693, 53, 0, 1693), 0)
   Exit: (184) [$syspreds] stream_position_data(line_position, '$stream_position'(1693, 53, 0, 1693), 0)
   Call: (184) [$syspreds] stream_position_data(char_count, '$stream_position'(1693, 53, 0, 1693), _231294)
   Call: (185) [system] nonvar(char_count)
   Exit: (185) [system] nonvar(char_count)
   Call: (185) [$syspreds] stream_position_field(char_count, _255452)
   Exit: (185) [$syspreds] stream_position_field(char_count, 1)
   Call: (185) [system] arg(1, '$stream_position'(1693, 53, 0, 1693), _231294)
   Exit: (185) [system] arg(1, '$stream_position'(1693, 53, 0, 1693), 1693)
   Exit: (184) [$syspreds] stream_position_data(char_count, '$stream_position'(1693, 53, 0, 1693), 1693)
^  Exit: (183) [user] read_position((0x55fbb4538270), 53, 0, 1693, '$stream_position'(1693, 53, 0, 1693))
   Call: (183) [read_util] read_util:read_line_to_string((0x55fbb4538270), _261046)
   Call: (184) [system] read_string((0x55fbb4538270), '\n', '\r', _261976, _261978)
   Exit: (184) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";; Unary rule")
   Call: (184) [system] 10\== -1
   Exit: (184) [system] 10\== -1
   Call: (184) [system] _261046=";; Unary rule"
   Exit: (184) [system] ";; Unary rule"=";; Unary rule"
   Exit: (183) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";; Unary rule")
^  Call: (183) [user] assertz(metta_file_comment(53, 0, 1693, '$COMMENT'(";; Unary rule", 53, 0), '$stream_position'(1693, 53, 0, 1693)))
^  Exit: (183) [user] assertz(metta_file_comment(53, 0, 1693, '$COMMENT'(";; Unary rule", 53, 0), '$stream_position'(1693, 53, 0, 1693)))
^  Exit: (182) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _272236)
   Exit: (183) [system] peek_char((0x55fbb4538270), '(')
   Call: (183) [system] '('=(;)
   Fail: (183) [system] '('=(;)
   Call: (183) [system] '('=(/)
   Fail: (183) [system] '('=(/)
^  Call: (183) [user] is_like_space('(')
   Call: (184) [system] char_type('(', 'white')
   Fail: (184) [system] char_type('(', 'white')
   Call: (184) [system] char_type('(', end_of_line)
   Fail: (184) [system] char_type('(', end_of_line)
   Call: (184) [system] char_type('(', space)
   Fail: (184) [system] char_type('(', space)
   Call: (184) [system] char_type('(', cntrl)
   Fail: (184) [system] char_type('(', cntrl)
^  Fail: (183) [user] is_like_space('(')
^  Exit: (182) [user] skip_spaces((0x55fbb4538270))
^  Exit: (181) [user] skip_spaces((0x55fbb4538270))
   Call: (181) [system] get_char((0x55fbb4538270), _289170)
   Exit: (181) [system] get_char((0x55fbb4538270), '(')
   Call: (181) [system] '('='('
   Exit: (181) [system] '('='('
^  Call: (181) [user] read_list(')', (0x55fbb4538270), _191318)
^  Call: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _294740)
   Exit: (183) [system] peek_char((0x55fbb4538270), =)
   Call: (183) [system] (=)=(;)
   Fail: (183) [system] (=)=(;)
   Call: (183) [system] (=)=(/)
   Fail: (183) [system] (=)=(/)
^  Call: (183) [user] is_like_space(=)
   Call: (184) [system] char_type(=, 'white')
   Fail: (184) [system] char_type(=, 'white')
   Call: (184) [system] char_type(=, end_of_line)
   Fail: (184) [system] char_type(=, end_of_line)
   Call: (184) [system] char_type(=, space)
   Fail: (184) [system] char_type(=, space)
   Call: (184) [system] char_type(=, cntrl)
   Fail: (184) [system] char_type(=, cntrl)
^  Fail: (183) [user] is_like_space(=)
^  Exit: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] peek_char((0x55fbb4538270), _310750)
   Exit: (182) [system] peek_char((0x55fbb4538270), =)
   Call: (182) [system] (=)=')'
   Fail: (182) [system] (=)=')'
   Call: (182) [system] (=)=end_of_file
   Fail: (182) [system] (=)=end_of_file
^  Call: (182) [user] cont_sexpr(')', (0x55fbb4538270), _316320)
^  Call: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _318178)
   Exit: (184) [system] peek_char((0x55fbb4538270), =)
   Call: (184) [system] (=)=(;)
   Fail: (184) [system] (=)=(;)
   Call: (184) [system] (=)=(/)
   Fail: (184) [system] (=)=(/)
^  Call: (184) [user] is_like_space(=)
   Call: (185) [system] char_type(=, 'white')
   Fail: (185) [system] char_type(=, 'white')
   Call: (185) [system] char_type(=, end_of_line)
   Fail: (185) [system] char_type(=, end_of_line)
   Call: (185) [system] char_type(=, space)
   Fail: (185) [system] char_type(=, space)
   Call: (185) [system] char_type(=, cntrl)
   Fail: (185) [system] char_type(=, cntrl)
^  Fail: (184) [user] is_like_space(=)
^  Exit: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] get_char((0x55fbb4538270), _334188)
   Exit: (183) [system] get_char((0x55fbb4538270), =)
   Call: (183) [system] (=)='('
   Fail: (183) [system] (=)='('
   Call: (183) [system] (=)='['
   Fail: (183) [system] (=)='['
   Call: (183) [system] (=)='{'
   Fail: (183) [system] (=)='{'
   Call: (183) [system] (=)='"'
   Fail: (183) [system] (=)='"'
   Call: (183) [system] (=)=!
   Fail: (183) [system] (=)=!
   Call: (183) [system] (=)='\''
   Fail: (183) [system] (=)='\''
   Call: (183) [system] (=)='`'
   Fail: (183) [system] (=)='`'
   Call: (183) [system] (=)=end_of_file
   Fail: (183) [system] (=)=end_of_file
^  Call: (183) [user] read_symbolic(')', (0x55fbb4538270), =, _316320)
^  Call: (184) [user] read_symbolic_cont(')', (0x55fbb4538270), _351830)
   Call: (185) [system] peek_char((0x55fbb4538270), _352764)
   Exit: (185) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (185) [user] is_delimiter(' ')
   Call: (186) [system] char_type(' ', space)
   Exit: (186) [system] char_type(' ', space)
^  Exit: (185) [user] is_delimiter(' ')
   Call: (185) [system] _351830=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (184) [user] classify_and_convert_charseq([=], _316320)
^  Call: (185) [user] classify_and_convert_charseq_([=], _362048)
^  Call: (187) [system] setup_call_cleanup('$notrace'(_363000, _363002), once(user:catch(read_from_chars([=], _362048), _362982, fail)), '$restore_trace'(_363000, _363002))
^  Call: (188) [system] sig_atomic(system:'$notrace'(_363000, _363002))
^  Exit: (187) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([=], =), _362982, fail)), system:'$restore_trace'(3, -1))
   Call: (186) [system] atomic(=)
   Exit: (186) [system] atomic(=)
^  Exit: (185) [user] classify_and_convert_charseq_([=], =)
   Call: (185) [system] integer(=)
   Fail: (185) [system] integer(=)
   Call: (185) [system] _316320=(=)
   Exit: (185) [system] (=)=(=)
^  Exit: (184) [user] classify_and_convert_charseq([=], =)
^  Exit: (183) [user] read_symbolic(')', (0x55fbb4538270), =, =)
^  Exit: (182) [user] cont_sexpr(')', (0x55fbb4538270), =)
^  Call: (182) [user] read_list(')', (0x55fbb4538270), _375128)
^  Call: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _376986)
   Exit: (184) [system] peek_char((0x55fbb4538270), ' ')
   Call: (184) [system] ' '=(;)
   Fail: (184) [system] ' '=(;)
   Call: (184) [system] ' '=(/)
   Fail: (184) [system] ' '=(/)
^  Call: (184) [user] is_like_space(' ')
   Call: (185) [system] char_type(' ', 'white')
   Exit: (185) [system] char_type(' ', 'white')
^  Exit: (184) [user] is_like_space(' ')
   Call: (184) [system] get_char((0x55fbb4538270), _386580)
   Exit: (184) [system] get_char((0x55fbb4538270), ' ')
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _389284)
   Exit: (185) [system] peek_char((0x55fbb4538270), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
   Call: (185) [system] '('=(/)
   Fail: (185) [system] '('=(/)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
^  Exit: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _406218)
   Exit: (183) [system] peek_char((0x55fbb4538270), '(')
   Call: (183) [system] '('=')'
   Fail: (183) [system] '('=')'
   Call: (183) [system] '('=end_of_file
   Fail: (183) [system] '('=end_of_file
^  Call: (183) [user] cont_sexpr(')', (0x55fbb4538270), _411788)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _413646)
   Exit: (185) [system] peek_char((0x55fbb4538270), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
   Call: (185) [system] '('=(/)
   Fail: (185) [system] '('=(/)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] get_char((0x55fbb4538270), _429656)
   Exit: (184) [system] get_char((0x55fbb4538270), '(')
   Call: (184) [system] '('='('
   Exit: (184) [system] '('='('
^  Call: (184) [user] read_list(')', (0x55fbb4538270), _411788)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _435226)
   Exit: (186) [system] peek_char((0x55fbb4538270), s)
   Call: (186) [system] s=(;)
   Fail: (186) [system] s=(;)
   Call: (186) [system] s=(/)
   Fail: (186) [system] s=(/)
^  Call: (186) [user] is_like_space(s)
   Call: (187) [system] char_type(s, 'white')
   Fail: (187) [system] char_type(s, 'white')
   Call: (187) [system] char_type(s, end_of_line)
   Fail: (187) [system] char_type(s, end_of_line)
   Call: (187) [system] char_type(s, space)
   Fail: (187) [system] char_type(s, space)
   Call: (187) [system] char_type(s, cntrl)
   Fail: (187) [system] char_type(s, cntrl)
^  Fail: (186) [user] is_like_space(s)
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _451236)
   Exit: (185) [system] peek_char((0x55fbb4538270), s)
   Call: (185) [system] s=')'
   Fail: (185) [system] s=')'
   Call: (185) [system] s=end_of_file
   Fail: (185) [system] s=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55fbb4538270), _456806)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _458664)
   Exit: (187) [system] peek_char((0x55fbb4538270), s)
   Call: (187) [system] s=(;)
   Fail: (187) [system] s=(;)
   Call: (187) [system] s=(/)
   Fail: (187) [system] s=(/)
^  Call: (187) [user] is_like_space(s)
   Call: (188) [system] char_type(s, 'white')
   Fail: (188) [system] char_type(s, 'white')
   Call: (188) [system] char_type(s, end_of_line)
   Fail: (188) [system] char_type(s, end_of_line)
   Call: (188) [system] char_type(s, space)
   Fail: (188) [system] char_type(s, space)
   Call: (188) [system] char_type(s, cntrl)
   Fail: (188) [system] char_type(s, cntrl)
^  Fail: (187) [user] is_like_space(s)
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] get_char((0x55fbb4538270), _474674)
   Exit: (186) [system] get_char((0x55fbb4538270), s)
   Call: (186) [system] s='('
   Fail: (186) [system] s='('
   Call: (186) [system] s='['
   Fail: (186) [system] s='['
   Call: (186) [system] s='{'
   Fail: (186) [system] s='{'
   Call: (186) [system] s='"'
   Fail: (186) [system] s='"'
   Call: (186) [system] s=!
   Fail: (186) [system] s=!
   Call: (186) [system] s='\''
   Fail: (186) [system] s='\''
   Call: (186) [system] s='`'
   Fail: (186) [system] s='`'
   Call: (186) [system] s=end_of_file
   Fail: (186) [system] s=end_of_file
^  Call: (186) [user] read_symbolic(')', (0x55fbb4538270), s, _456806)
^  Call: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), _492316)
   Call: (188) [system] peek_char((0x55fbb4538270), _493250)
   Exit: (188) [system] peek_char((0x55fbb4538270), y)
^  Call: (188) [user] is_delimiter(y)
   Call: (189) [system] char_type(y, space)
   Fail: (189) [system] char_type(y, space)
   Call: (189) [system] arg(_497970, v('(', ')', end_of_file), y)
   Fail: (189) [system] arg(_498902, v('(', ')', end_of_file), y)
^  Fail: (188) [user] is_delimiter(y)
   Call: (188) [system] ')'==y
   Fail: (188) [system] ')'==y
   Call: (188) [system] get_char((0x55fbb4538270), y)
   Exit: (188) [system] get_char((0x55fbb4538270), y)
   Call: (188) [system] y=(\)
   Fail: (188) [system] y=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _506252)
   Call: (189) [system] peek_char((0x55fbb4538270), _507186)
   Exit: (189) [system] peek_char((0x55fbb4538270), n)
^  Call: (189) [user] is_delimiter(n)
   Call: (190) [system] char_type(n, space)
   Fail: (190) [system] char_type(n, space)
   Call: (190) [system] arg(_511906, v('(', ')', end_of_file), n)
   Fail: (190) [system] arg(_512838, v('(', ')', end_of_file), n)
^  Fail: (189) [user] is_delimiter(n)
   Call: (189) [system] ')'==n
   Fail: (189) [system] ')'==n
   Call: (189) [system] get_char((0x55fbb4538270), n)
   Exit: (189) [system] get_char((0x55fbb4538270), n)
   Call: (189) [system] n=(\)
   Fail: (189) [system] n=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), _520188)
   Call: (190) [system] peek_char((0x55fbb4538270), _521122)
   Exit: (190) [system] peek_char((0x55fbb4538270), t)
^  Call: (190) [user] is_delimiter(t)
   Call: (191) [system] char_type(t, space)
   Fail: (191) [system] char_type(t, space)
   Call: (191) [system] arg(_525842, v('(', ')', end_of_file), t)
   Fail: (191) [system] arg(_526774, v('(', ')', end_of_file), t)
^  Fail: (190) [user] is_delimiter(t)
   Call: (190) [system] ')'==t
   Fail: (190) [system] ')'==t
   Call: (190) [system] get_char((0x55fbb4538270), t)
   Exit: (190) [system] get_char((0x55fbb4538270), t)
   Call: (190) [system] t=(\)
   Fail: (190) [system] t=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _534124)
   Call: (191) [system] peek_char((0x55fbb4538270), _535058)
   Exit: (191) [system] peek_char((0x55fbb4538270), h)
^  Call: (191) [user] is_delimiter(h)
   Call: (192) [system] char_type(h, space)
   Fail: (192) [system] char_type(h, space)
   Call: (192) [system] arg(_539778, v('(', ')', end_of_file), h)
   Fail: (192) [system] arg(_540710, v('(', ')', end_of_file), h)
^  Fail: (191) [user] is_delimiter(h)
   Call: (191) [system] ')'==h
   Fail: (191) [system] ')'==h
   Call: (191) [system] get_char((0x55fbb4538270), h)
   Exit: (191) [system] get_char((0x55fbb4538270), h)
   Call: (191) [system] h=(\)
   Fail: (191) [system] h=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _548060)
   Call: (192) [system] peek_char((0x55fbb4538270), _548994)
   Exit: (192) [system] peek_char((0x55fbb4538270), e)
^  Call: (192) [user] is_delimiter(e)
   Call: (193) [system] char_type(e, space)
   Fail: (193) [system] char_type(e, space)
   Call: (193) [system] arg(_553714, v('(', ')', end_of_file), e)
   Fail: (193) [system] arg(_554646, v('(', ')', end_of_file), e)
^  Fail: (192) [user] is_delimiter(e)
   Call: (192) [system] ')'==e
   Fail: (192) [system] ')'==e
   Call: (192) [system] get_char((0x55fbb4538270), e)
   Exit: (192) [system] get_char((0x55fbb4538270), e)
   Call: (192) [system] e=(\)
   Fail: (192) [system] e=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _561996)
   Call: (193) [system] peek_char((0x55fbb4538270), _562930)
   Exit: (193) [system] peek_char((0x55fbb4538270), s)
^  Call: (193) [user] is_delimiter(s)
   Call: (194) [system] char_type(s, space)
   Fail: (194) [system] char_type(s, space)
   Call: (194) [system] arg(_567650, v('(', ')', end_of_file), s)
   Fail: (194) [system] arg(_568582, v('(', ')', end_of_file), s)
^  Fail: (193) [user] is_delimiter(s)
   Call: (193) [system] ')'==s
   Fail: (193) [system] ')'==s
   Call: (193) [system] get_char((0x55fbb4538270), s)
   Exit: (193) [system] get_char((0x55fbb4538270), s)
   Call: (193) [system] s=(\)
   Fail: (193) [system] s=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _575932)
   Call: (194) [system] peek_char((0x55fbb4538270), _576866)
   Exit: (194) [system] peek_char((0x55fbb4538270), i)
^  Call: (194) [user] is_delimiter(i)
   Call: (195) [system] char_type(i, space)
   Fail: (195) [system] char_type(i, space)
   Call: (195) [system] arg(_581586, v('(', ')', end_of_file), i)
   Fail: (195) [system] arg(_582518, v('(', ')', end_of_file), i)
^  Fail: (194) [user] is_delimiter(i)
   Call: (194) [system] ')'==i
   Fail: (194) [system] ')'==i
   Call: (194) [system] get_char((0x55fbb4538270), i)
   Exit: (194) [system] get_char((0x55fbb4538270), i)
   Call: (194) [system] i=(\)
   Fail: (194) [system] i=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _589868)
   Call: (195) [system] peek_char((0x55fbb4538270), _590802)
   Exit: (195) [system] peek_char((0x55fbb4538270), z)
^  Call: (195) [user] is_delimiter(z)
   Call: (196) [system] char_type(z, space)
   Fail: (196) [system] char_type(z, space)
   Call: (196) [system] arg(_595522, v('(', ')', end_of_file), z)
   Fail: (196) [system] arg(_596454, v('(', ')', end_of_file), z)
^  Fail: (195) [user] is_delimiter(z)
   Call: (195) [system] ')'==z
   Fail: (195) [system] ')'==z
   Call: (195) [system] get_char((0x55fbb4538270), z)
   Exit: (195) [system] get_char((0x55fbb4538270), z)
   Call: (195) [system] z=(\)
   Fail: (195) [system] z=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _603804)
   Call: (196) [system] peek_char((0x55fbb4538270), _604738)
   Exit: (196) [system] peek_char((0x55fbb4538270), e)
^  Call: (196) [user] is_delimiter(e)
   Call: (197) [system] char_type(e, space)
   Fail: (197) [system] char_type(e, space)
   Call: (197) [system] arg(_609458, v('(', ')', end_of_file), e)
   Fail: (197) [system] arg(_610390, v('(', ')', end_of_file), e)
^  Fail: (196) [user] is_delimiter(e)
   Call: (196) [system] ')'==e
   Fail: (196) [system] ')'==e
   Call: (196) [system] get_char((0x55fbb4538270), e)
   Exit: (196) [system] get_char((0x55fbb4538270), e)
   Call: (196) [system] e=(\)
   Fail: (196) [system] e=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _617740)
   Call: (197) [system] peek_char((0x55fbb4538270), _618674)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (197) [user] is_delimiter(' ')
   Call: (198) [system] char_type(' ', space)
   Exit: (198) [system] char_type(' ', space)
^  Exit: (197) [user] is_delimiter(' ')
   Call: (197) [system] _617740=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (196) [system] _603804=[e]
   Exit: (196) [system] [e]=[e]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (195) [system] _589868=[z, e]
   Exit: (195) [system] [z, e]=[z, e]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [z, e])
   Call: (194) [system] _575932=[i, z, e]
   Exit: (194) [system] [i, z, e]=[i, z, e]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, z, e])
   Call: (193) [system] _561996=[s, i, z, e]
   Exit: (193) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, i, z, e])
   Call: (192) [system] _548060=[e, s, i, z, e]
   Exit: (192) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, s, i, z, e])
   Call: (191) [system] _534124=[h, e, s, i, z, e]
   Exit: (191) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [h, e, s, i, z, e])
   Call: (190) [system] _520188=[t, h, e, s, i, z, e]
   Exit: (190) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, h, e, s, i, z, e])
   Call: (189) [system] _506252=[n, t, h, e, s, i, z, e]
   Exit: (189) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, h, e, s, i, z, e])
   Call: (188) [system] _492316=[y, n, t, h, e, s, i, z, e]
   Exit: (188) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), [y, n, t, h, e, s, i, z, e])
^  Call: (187) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], _456806)
^  Call: (188) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], _653104)
^  Call: (190) [system] setup_call_cleanup('$notrace'(_654056, _654058), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _653104), _654038, fail)), '$restore_trace'(_654056, _654058))
^  Call: (191) [system] sig_atomic(system:'$notrace'(_654056, _654058))
^  Exit: (190) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _654038, fail)), system:'$restore_trace'(3, -1))
   Call: (189) [system] atomic(synthesize)
   Exit: (189) [system] atomic(synthesize)
^  Exit: (188) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], synthesize)
   Call: (188) [system] integer(synthesize)
   Fail: (188) [system] integer(synthesize)
   Call: (188) [system] _456806=synthesize
   Exit: (188) [system] synthesize=synthesize
^  Exit: (187) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (186) [user] read_symbolic(')', (0x55fbb4538270), s, synthesize)
^  Exit: (185) [user] cont_sexpr(')', (0x55fbb4538270), synthesize)
^  Call: (185) [user] read_list(')', (0x55fbb4538270), _666184)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _668042)
   Exit: (187) [system] peek_char((0x55fbb4538270), ' ')
   Call: (187) [system] ' '=(;)
   Fail: (187) [system] ' '=(;)
   Call: (187) [system] ' '=(/)
   Fail: (187) [system] ' '=(/)
^  Call: (187) [user] is_like_space(' ')
   Call: (188) [system] char_type(' ', 'white')
   Exit: (188) [system] char_type(' ', 'white')
^  Exit: (187) [user] is_like_space(' ')
   Call: (187) [system] get_char((0x55fbb4538270), _677636)
   Exit: (187) [system] get_char((0x55fbb4538270), ' ')
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _680340)
   Exit: (188) [system] peek_char((0x55fbb4538270), $)
   Call: (188) [system] ($)=(;)
   Fail: (188) [system] ($)=(;)
   Call: (188) [system] ($)=(/)
   Fail: (188) [system] ($)=(/)
^  Call: (188) [user] is_like_space($)
   Call: (189) [system] char_type($, 'white')
   Fail: (189) [system] char_type($, 'white')
   Call: (189) [system] char_type($, end_of_line)
   Fail: (189) [system] char_type($, end_of_line)
   Call: (189) [system] char_type($, space)
   Fail: (189) [system] char_type($, space)
   Call: (189) [system] char_type($, cntrl)
   Fail: (189) [system] char_type($, cntrl)
^  Fail: (188) [user] is_like_space($)
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _697274)
   Exit: (186) [system] peek_char((0x55fbb4538270), $)
   Call: (186) [system] ($)=')'
   Fail: (186) [system] ($)=')'
   Call: (186) [system] ($)=end_of_file
   Fail: (186) [system] ($)=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55fbb4538270), _702844)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _704702)
   Exit: (188) [system] peek_char((0x55fbb4538270), $)
   Call: (188) [system] ($)=(;)
   Fail: (188) [system] ($)=(;)
   Call: (188) [system] ($)=(/)
   Fail: (188) [system] ($)=(/)
^  Call: (188) [user] is_like_space($)
   Call: (189) [system] char_type($, 'white')
   Fail: (189) [system] char_type($, 'white')
   Call: (189) [system] char_type($, end_of_line)
   Fail: (189) [system] char_type($, end_of_line)
   Call: (189) [system] char_type($, space)
   Fail: (189) [system] char_type($, space)
   Call: (189) [system] char_type($, cntrl)
   Fail: (189) [system] char_type($, cntrl)
^  Fail: (188) [user] is_like_space($)
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] get_char((0x55fbb4538270), _720712)
   Exit: (187) [system] get_char((0x55fbb4538270), $)
   Call: (187) [system] ($)='('
   Fail: (187) [system] ($)='('
   Call: (187) [system] ($)='['
   Fail: (187) [system] ($)='['
   Call: (187) [system] ($)='{'
   Fail: (187) [system] ($)='{'
   Call: (187) [system] ($)='"'
   Fail: (187) [system] ($)='"'
   Call: (187) [system] ($)=!
   Fail: (187) [system] ($)=!
   Call: (187) [system] ($)='\''
   Fail: (187) [system] ($)='\''
   Call: (187) [system] ($)='`'
   Fail: (187) [system] ($)='`'
   Call: (187) [system] ($)=end_of_file
   Fail: (187) [system] ($)=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55fbb4538270), $, _702844)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _738354)
   Call: (189) [system] peek_char((0x55fbb4538270), _739288)
   Exit: (189) [system] peek_char((0x55fbb4538270), q)
^  Call: (189) [user] is_delimiter(q)
   Call: (190) [system] char_type(q, space)
   Fail: (190) [system] char_type(q, space)
   Call: (190) [system] arg(_744008, v('(', ')', end_of_file), q)
   Fail: (190) [system] arg(_744940, v('(', ')', end_of_file), q)
^  Fail: (189) [user] is_delimiter(q)
   Call: (189) [system] ')'==q
   Fail: (189) [system] ')'==q
   Call: (189) [system] get_char((0x55fbb4538270), q)
   Exit: (189) [system] get_char((0x55fbb4538270), q)
   Call: (189) [system] q=(\)
   Fail: (189) [system] q=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), _752290)
   Call: (190) [system] peek_char((0x55fbb4538270), _753224)
   Exit: (190) [system] peek_char((0x55fbb4538270), u)
^  Call: (190) [user] is_delimiter(u)
   Call: (191) [system] char_type(u, space)
   Fail: (191) [system] char_type(u, space)
   Call: (191) [system] arg(_757944, v('(', ')', end_of_file), u)
   Fail: (191) [system] arg(_758876, v('(', ')', end_of_file), u)
^  Fail: (190) [user] is_delimiter(u)
   Call: (190) [system] ')'==u
   Fail: (190) [system] ')'==u
   Call: (190) [system] get_char((0x55fbb4538270), u)
   Exit: (190) [system] get_char((0x55fbb4538270), u)
   Call: (190) [system] u=(\)
   Fail: (190) [system] u=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _766226)
   Call: (191) [system] peek_char((0x55fbb4538270), _767160)
   Exit: (191) [system] peek_char((0x55fbb4538270), e)
^  Call: (191) [user] is_delimiter(e)
   Call: (192) [system] char_type(e, space)
   Fail: (192) [system] char_type(e, space)
   Call: (192) [system] arg(_771880, v('(', ')', end_of_file), e)
   Fail: (192) [system] arg(_772812, v('(', ')', end_of_file), e)
^  Fail: (191) [user] is_delimiter(e)
   Call: (191) [system] ')'==e
   Fail: (191) [system] ')'==e
   Call: (191) [system] get_char((0x55fbb4538270), e)
   Exit: (191) [system] get_char((0x55fbb4538270), e)
   Call: (191) [system] e=(\)
   Fail: (191) [system] e=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _780162)
   Call: (192) [system] peek_char((0x55fbb4538270), _781096)
   Exit: (192) [system] peek_char((0x55fbb4538270), r)
^  Call: (192) [user] is_delimiter(r)
   Call: (193) [system] char_type(r, space)
   Fail: (193) [system] char_type(r, space)
   Call: (193) [system] arg(_785816, v('(', ')', end_of_file), r)
   Fail: (193) [system] arg(_786748, v('(', ')', end_of_file), r)
^  Fail: (192) [user] is_delimiter(r)
   Call: (192) [system] ')'==r
   Fail: (192) [system] ')'==r
   Call: (192) [system] get_char((0x55fbb4538270), r)
   Exit: (192) [system] get_char((0x55fbb4538270), r)
   Call: (192) [system] r=(\)
   Fail: (192) [system] r=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _794098)
   Call: (193) [system] peek_char((0x55fbb4538270), _795032)
   Exit: (193) [system] peek_char((0x55fbb4538270), y)
^  Call: (193) [user] is_delimiter(y)
   Call: (194) [system] char_type(y, space)
   Fail: (194) [system] char_type(y, space)
   Call: (194) [system] arg(_799752, v('(', ')', end_of_file), y)
   Fail: (194) [system] arg(_800684, v('(', ')', end_of_file), y)
^  Fail: (193) [user] is_delimiter(y)
   Call: (193) [system] ')'==y
   Fail: (193) [system] ')'==y
   Call: (193) [system] get_char((0x55fbb4538270), y)
   Exit: (193) [system] get_char((0x55fbb4538270), y)
   Call: (193) [system] y=(\)
   Fail: (193) [system] y=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _808034)
   Call: (194) [system] peek_char((0x55fbb4538270), _808968)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _808034=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (193) [system] _794098=[y]
   Exit: (193) [system] [y]=[y]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [y])
   Call: (192) [system] _780162=[r, y]
   Exit: (192) [system] [r, y]=[r, y]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, y])
   Call: (191) [system] _766226=[e, r, y]
   Exit: (191) [system] [e, r, y]=[e, r, y]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, r, y])
   Call: (190) [system] _752290=[u, e, r, y]
   Exit: (190) [system] [u, e, r, y]=[u, e, r, y]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, e, r, y])
   Call: (189) [system] _738354=[q, u, e, r, y]
   Exit: (189) [system] [q, u, e, r, y]=[q, u, e, r, y]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [q, u, e, r, y])
^  Call: (188) [user] classify_and_convert_charseq([$, q, u, e, r, y], _702844)
^  Call: (189) [user] classify_and_convert_charseq_([$, q, u, e, r, y], _832222)
   Call: (190) [system] atom_chars(_833154, ['_', q, u, e, r, y])
   Exit: (190) [system] atom_chars('_query', ['_', q, u, e, r, y])
^  Exit: (189) [user] classify_and_convert_charseq_([$, q, u, e, r, y], _query)
   Call: (189) [system] integer(_query)
   Fail: (189) [system] integer(_query)
   Call: (189) [system] _702844=_query
   Exit: (189) [system] _query=_query
^  Exit: (188) [user] classify_and_convert_charseq([$, q, u, e, r, y], _query)
^  Exit: (187) [user] read_symbolic(')', (0x55fbb4538270), $, _query)
^  Exit: (186) [user] cont_sexpr(')', (0x55fbb4538270), _query)
^  Call: (186) [user] read_list(')', (0x55fbb4538270), _842446)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _844304)
   Exit: (188) [system] peek_char((0x55fbb4538270), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
   Call: (188) [system] ' '=(/)
   Fail: (188) [system] ' '=(/)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55fbb4538270), _853898)
   Exit: (188) [system] get_char((0x55fbb4538270), ' ')
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _856602)
   Exit: (189) [system] peek_char((0x55fbb4538270), $)
   Call: (189) [system] ($)=(;)
   Fail: (189) [system] ($)=(;)
   Call: (189) [system] ($)=(/)
   Fail: (189) [system] ($)=(/)
^  Call: (189) [user] is_like_space($)
   Call: (190) [system] char_type($, 'white')
   Fail: (190) [system] char_type($, 'white')
   Call: (190) [system] char_type($, end_of_line)
   Fail: (190) [system] char_type($, end_of_line)
   Call: (190) [system] char_type($, space)
   Fail: (190) [system] char_type($, space)
   Call: (190) [system] char_type($, cntrl)
   Fail: (190) [system] char_type($, cntrl)
^  Fail: (189) [user] is_like_space($)
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _873536)
   Exit: (187) [system] peek_char((0x55fbb4538270), $)
   Call: (187) [system] ($)=')'
   Fail: (187) [system] ($)=')'
   Call: (187) [system] ($)=end_of_file
   Fail: (187) [system] ($)=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55fbb4538270), _879106)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _880964)
   Exit: (189) [system] peek_char((0x55fbb4538270), $)
   Call: (189) [system] ($)=(;)
   Fail: (189) [system] ($)=(;)
   Call: (189) [system] ($)=(/)
   Fail: (189) [system] ($)=(/)
^  Call: (189) [user] is_like_space($)
   Call: (190) [system] char_type($, 'white')
   Fail: (190) [system] char_type($, 'white')
   Call: (190) [system] char_type($, end_of_line)
   Fail: (190) [system] char_type($, end_of_line)
   Call: (190) [system] char_type($, space)
   Fail: (190) [system] char_type($, space)
   Call: (190) [system] char_type($, cntrl)
   Fail: (190) [system] char_type($, cntrl)
^  Fail: (189) [user] is_like_space($)
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] get_char((0x55fbb4538270), _896974)
   Exit: (188) [system] get_char((0x55fbb4538270), $)
   Call: (188) [system] ($)='('
   Fail: (188) [system] ($)='('
   Call: (188) [system] ($)='['
   Fail: (188) [system] ($)='['
   Call: (188) [system] ($)='{'
   Fail: (188) [system] ($)='{'
   Call: (188) [system] ($)='"'
   Fail: (188) [system] ($)='"'
   Call: (188) [system] ($)=!
   Fail: (188) [system] ($)=!
   Call: (188) [system] ($)='\''
   Fail: (188) [system] ($)='\''
   Call: (188) [system] ($)='`'
   Fail: (188) [system] ($)='`'
   Call: (188) [system] ($)=end_of_file
   Fail: (188) [system] ($)=end_of_file
^  Call: (188) [user] read_symbolic(')', (0x55fbb4538270), $, _879106)
^  Call: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), _914616)
   Call: (190) [system] peek_char((0x55fbb4538270), _915550)
   Exit: (190) [system] peek_char((0x55fbb4538270), k)
^  Call: (190) [user] is_delimiter(k)
   Call: (191) [system] char_type(k, space)
   Fail: (191) [system] char_type(k, space)
   Call: (191) [system] arg(_920270, v('(', ')', end_of_file), k)
   Fail: (191) [system] arg(_921202, v('(', ')', end_of_file), k)
^  Fail: (190) [user] is_delimiter(k)
   Call: (190) [system] ')'==k
   Fail: (190) [system] ')'==k
   Call: (190) [system] get_char((0x55fbb4538270), k)
   Exit: (190) [system] get_char((0x55fbb4538270), k)
   Call: (190) [system] k=(\)
   Fail: (190) [system] k=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _928552)
   Call: (191) [system] peek_char((0x55fbb4538270), _929486)
   Exit: (191) [system] peek_char((0x55fbb4538270), b)
^  Call: (191) [user] is_delimiter(b)
   Call: (192) [system] char_type(b, space)
   Fail: (192) [system] char_type(b, space)
   Call: (192) [system] arg(_934206, v('(', ')', end_of_file), b)
   Fail: (192) [system] arg(_935138, v('(', ')', end_of_file), b)
^  Fail: (191) [user] is_delimiter(b)
   Call: (191) [system] ')'==b
   Fail: (191) [system] ')'==b
   Call: (191) [system] get_char((0x55fbb4538270), b)
   Exit: (191) [system] get_char((0x55fbb4538270), b)
   Call: (191) [system] b=(\)
   Fail: (191) [system] b=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _942488)
   Call: (192) [system] peek_char((0x55fbb4538270), _943422)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (192) [user] is_delimiter(' ')
   Call: (193) [system] char_type(' ', space)
   Exit: (193) [system] char_type(' ', space)
^  Exit: (192) [user] is_delimiter(' ')
   Call: (192) [system] _942488=[]
   Exit: (192) [system] []=[]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (191) [system] _928552=[b]
   Exit: (191) [system] [b]=[b]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (190) [system] _914616=[k, b]
   Exit: (190) [system] [k, b]=[k, b]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), [k, b])
^  Call: (189) [user] classify_and_convert_charseq([$, k, b], _879106)
^  Call: (190) [user] classify_and_convert_charseq_([$, k, b], _958294)
   Call: (191) [system] atom_chars(_959226, ['_', k, b])
   Exit: (191) [system] atom_chars('_kb', ['_', k, b])
^  Exit: (190) [user] classify_and_convert_charseq_([$, k, b], _kb)
   Call: (190) [system] integer(_kb)
   Fail: (190) [system] integer(_kb)
   Call: (190) [system] _879106=_kb
   Exit: (190) [system] _kb=_kb
^  Exit: (189) [user] classify_and_convert_charseq([$, k, b], _kb)
^  Exit: (188) [user] read_symbolic(')', (0x55fbb4538270), $, _kb)
^  Exit: (187) [user] cont_sexpr(')', (0x55fbb4538270), _kb)
^  Call: (187) [user] read_list(')', (0x55fbb4538270), _968518)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _970376)
   Exit: (189) [system] peek_char((0x55fbb4538270), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
   Call: (189) [system] ' '=(/)
   Fail: (189) [system] ' '=(/)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55fbb4538270), _979970)
   Exit: (189) [system] get_char((0x55fbb4538270), ' ')
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _982674)
   Exit: (190) [system] peek_char((0x55fbb4538270), $)
   Call: (190) [system] ($)=(;)
   Fail: (190) [system] ($)=(;)
   Call: (190) [system] ($)=(/)
   Fail: (190) [system] ($)=(/)
^  Call: (190) [user] is_like_space($)
   Call: (191) [system] char_type($, 'white')
   Fail: (191) [system] char_type($, 'white')
   Call: (191) [system] char_type($, end_of_line)
   Fail: (191) [system] char_type($, end_of_line)
   Call: (191) [system] char_type($, space)
   Fail: (191) [system] char_type($, space)
   Call: (191) [system] char_type($, cntrl)
   Fail: (191) [system] char_type($, cntrl)
^  Fail: (190) [user] is_like_space($)
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _999608)
   Exit: (188) [system] peek_char((0x55fbb4538270), $)
   Call: (188) [system] ($)=')'
   Fail: (188) [system] ($)=')'
   Call: (188) [system] ($)=end_of_file
   Fail: (188) [system] ($)=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55fbb4538270), _1005178)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1007036)
   Exit: (190) [system] peek_char((0x55fbb4538270), $)
   Call: (190) [system] ($)=(;)
   Fail: (190) [system] ($)=(;)
   Call: (190) [system] ($)=(/)
   Fail: (190) [system] ($)=(/)
^  Call: (190) [user] is_like_space($)
   Call: (191) [system] char_type($, 'white')
   Fail: (191) [system] char_type($, 'white')
   Call: (191) [system] char_type($, end_of_line)
   Fail: (191) [system] char_type($, end_of_line)
   Call: (191) [system] char_type($, space)
   Fail: (191) [system] char_type($, space)
   Call: (191) [system] char_type($, cntrl)
   Fail: (191) [system] char_type($, cntrl)
^  Fail: (190) [user] is_like_space($)
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] get_char((0x55fbb4538270), _1023046)
   Exit: (189) [system] get_char((0x55fbb4538270), $)
   Call: (189) [system] ($)='('
   Fail: (189) [system] ($)='('
   Call: (189) [system] ($)='['
   Fail: (189) [system] ($)='['
   Call: (189) [system] ($)='{'
   Fail: (189) [system] ($)='{'
   Call: (189) [system] ($)='"'
   Fail: (189) [system] ($)='"'
   Call: (189) [system] ($)=!
   Fail: (189) [system] ($)=!
   Call: (189) [system] ($)='\''
   Fail: (189) [system] ($)='\''
   Call: (189) [system] ($)='`'
   Fail: (189) [system] ($)='`'
   Call: (189) [system] ($)=end_of_file
   Fail: (189) [system] ($)=end_of_file
^  Call: (189) [user] read_symbolic(')', (0x55fbb4538270), $, _1005178)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _1040688)
   Call: (191) [system] peek_char((0x55fbb4538270), _1041622)
   Exit: (191) [system] peek_char((0x55fbb4538270), r)
^  Call: (191) [user] is_delimiter(r)
   Call: (192) [system] char_type(r, space)
   Fail: (192) [system] char_type(r, space)
   Call: (192) [system] arg(_1046342, v('(', ')', end_of_file), r)
   Fail: (192) [system] arg(_1047274, v('(', ')', end_of_file), r)
^  Fail: (191) [user] is_delimiter(r)
   Call: (191) [system] ')'==r
   Fail: (191) [system] ')'==r
   Call: (191) [system] get_char((0x55fbb4538270), r)
   Exit: (191) [system] get_char((0x55fbb4538270), r)
   Call: (191) [system] r=(\)
   Fail: (191) [system] r=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _1054624)
   Call: (192) [system] peek_char((0x55fbb4538270), _1055558)
   Exit: (192) [system] peek_char((0x55fbb4538270), b)
^  Call: (192) [user] is_delimiter(b)
   Call: (193) [system] char_type(b, space)
   Fail: (193) [system] char_type(b, space)
   Call: (193) [system] arg(_1060278, v('(', ')', end_of_file), b)
   Fail: (193) [system] arg(_1061210, v('(', ')', end_of_file), b)
^  Fail: (192) [user] is_delimiter(b)
   Call: (192) [system] ')'==b
   Fail: (192) [system] ')'==b
   Call: (192) [system] get_char((0x55fbb4538270), b)
   Exit: (192) [system] get_char((0x55fbb4538270), b)
   Call: (192) [system] b=(\)
   Fail: (192) [system] b=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _1068560)
   Call: (193) [system] peek_char((0x55fbb4538270), _1069494)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (193) [user] is_delimiter(' ')
   Call: (194) [system] char_type(' ', space)
   Exit: (194) [system] char_type(' ', space)
^  Exit: (193) [user] is_delimiter(' ')
   Call: (193) [system] _1068560=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (192) [system] _1054624=[b]
   Exit: (192) [system] [b]=[b]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (191) [system] _1040688=[r, b]
   Exit: (191) [system] [r, b]=[r, b]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, b])
^  Call: (190) [user] classify_and_convert_charseq([$, r, b], _1005178)
^  Call: (191) [user] classify_and_convert_charseq_([$, r, b], _1084366)
   Call: (192) [system] atom_chars(_1085298, ['_', r, b])
   Exit: (192) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (191) [user] classify_and_convert_charseq_([$, r, b], _rb)
   Call: (191) [system] integer(_rb)
   Fail: (191) [system] integer(_rb)
   Call: (191) [system] _1005178=_rb
   Exit: (191) [system] _rb=_rb
^  Exit: (190) [user] classify_and_convert_charseq([$, r, b], _rb)
^  Exit: (189) [user] read_symbolic(')', (0x55fbb4538270), $, _rb)
^  Exit: (188) [user] cont_sexpr(')', (0x55fbb4538270), _rb)
^  Call: (188) [user] read_list(')', (0x55fbb4538270), _1094590)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1096448)
   Exit: (190) [system] peek_char((0x55fbb4538270), ' ')
   Call: (190) [system] ' '=(;)
   Fail: (190) [system] ' '=(;)
   Call: (190) [system] ' '=(/)
   Fail: (190) [system] ' '=(/)
^  Call: (190) [user] is_like_space(' ')
   Call: (191) [system] char_type(' ', 'white')
   Exit: (191) [system] char_type(' ', 'white')
^  Exit: (190) [user] is_like_space(' ')
   Call: (190) [system] get_char((0x55fbb4538270), _1106042)
   Exit: (190) [system] get_char((0x55fbb4538270), ' ')
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1108746)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
   Call: (191) [system] '('=(/)
   Fail: (191) [system] '('=(/)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1125680)
   Exit: (189) [system] peek_char((0x55fbb4538270), '(')
   Call: (189) [system] '('=')'
   Fail: (189) [system] '('=')'
   Call: (189) [system] '('=end_of_file
   Fail: (189) [system] '('=end_of_file
^  Call: (189) [user] cont_sexpr(')', (0x55fbb4538270), _1131250)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1133108)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
   Call: (191) [system] '('=(/)
   Fail: (191) [system] '('=(/)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] get_char((0x55fbb4538270), _1149118)
   Exit: (190) [system] get_char((0x55fbb4538270), '(')
   Call: (190) [system] '('='('
   Exit: (190) [system] '('='('
^  Call: (190) [user] read_list(')', (0x55fbb4538270), _1131250)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1154688)
   Exit: (192) [system] peek_char((0x55fbb4538270), 'S')
   Call: (192) [system] 'S'=(;)
   Fail: (192) [system] 'S'=(;)
   Call: (192) [system] 'S'=(/)
   Fail: (192) [system] 'S'=(/)
^  Call: (192) [user] is_like_space('S')
   Call: (193) [system] char_type('S', 'white')
   Fail: (193) [system] char_type('S', 'white')
   Call: (193) [system] char_type('S', end_of_line)
   Fail: (193) [system] char_type('S', end_of_line)
   Call: (193) [system] char_type('S', space)
   Fail: (193) [system] char_type('S', space)
   Call: (193) [system] char_type('S', cntrl)
   Fail: (193) [system] char_type('S', cntrl)
^  Fail: (192) [user] is_like_space('S')
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1170698)
   Exit: (191) [system] peek_char((0x55fbb4538270), 'S')
   Call: (191) [system] 'S'=')'
   Fail: (191) [system] 'S'=')'
   Call: (191) [system] 'S'=end_of_file
   Fail: (191) [system] 'S'=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55fbb4538270), _1176268)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1178126)
   Exit: (193) [system] peek_char((0x55fbb4538270), 'S')
   Call: (193) [system] 'S'=(;)
   Fail: (193) [system] 'S'=(;)
   Call: (193) [system] 'S'=(/)
   Fail: (193) [system] 'S'=(/)
^  Call: (193) [user] is_like_space('S')
   Call: (194) [system] char_type('S', 'white')
   Fail: (194) [system] char_type('S', 'white')
   Call: (194) [system] char_type('S', end_of_line)
   Fail: (194) [system] char_type('S', end_of_line)
   Call: (194) [system] char_type('S', space)
   Fail: (194) [system] char_type('S', space)
   Call: (194) [system] char_type('S', cntrl)
   Fail: (194) [system] char_type('S', cntrl)
^  Fail: (193) [user] is_like_space('S')
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] get_char((0x55fbb4538270), _1194136)
   Exit: (192) [system] get_char((0x55fbb4538270), 'S')
   Call: (192) [system] 'S'='('
   Fail: (192) [system] 'S'='('
   Call: (192) [system] 'S'='['
   Fail: (192) [system] 'S'='['
   Call: (192) [system] 'S'='{'
   Fail: (192) [system] 'S'='{'
   Call: (192) [system] 'S'='"'
   Fail: (192) [system] 'S'='"'
   Call: (192) [system] 'S'=!
   Fail: (192) [system] 'S'=!
   Call: (192) [system] 'S'='\''
   Fail: (192) [system] 'S'='\''
   Call: (192) [system] 'S'='`'
   Fail: (192) [system] 'S'='`'
   Call: (192) [system] 'S'=end_of_file
   Fail: (192) [system] 'S'=end_of_file
^  Call: (192) [user] read_symbolic(')', (0x55fbb4538270), 'S', _1176268)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _1211778)
   Call: (194) [system] peek_char((0x55fbb4538270), _1212712)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _1211778=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (193) [user] classify_and_convert_charseq(['S'], _1176268)
^  Call: (194) [user] classify_and_convert_charseq_(['S'], _1221996)
^  Call: (196) [system] setup_call_cleanup('$notrace'(_1222948, _1222950), once(user:catch(read_from_chars(['S'], _1221996), _1222930, fail)), '$restore_trace'(_1222948, _1222950))
^  Call: (197) [system] sig_atomic(system:'$notrace'(_1222948, _1222950))
^  Exit: (196) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['S'], _1221996), _1222930, fail)), system:'$restore_trace'(3, -1))
   Call: (195) [system] atomic(_1221996)
   Fail: (195) [system] atomic(_1221996)
   Call: (195) [system] atom_chars(_1221996, ['S'])
   Exit: (195) [system] atom_chars('S', ['S'])
^  Exit: (194) [user] classify_and_convert_charseq_(['S'], 'S')
   Call: (194) [system] integer('S')
   Fail: (194) [system] integer('S')
   Call: (194) [system] _1176268='S'
   Exit: (194) [system] 'S'='S'
^  Exit: (193) [user] classify_and_convert_charseq(['S'], 'S')
^  Exit: (192) [user] read_symbolic(')', (0x55fbb4538270), 'S', 'S')
^  Exit: (191) [user] cont_sexpr(')', (0x55fbb4538270), 'S')
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _1236946)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1238804)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _1248398)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1251102)
   Exit: (194) [system] peek_char((0x55fbb4538270), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
   Call: (194) [system] ($)=(/)
   Fail: (194) [system] ($)=(/)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1268036)
   Exit: (192) [system] peek_char((0x55fbb4538270), $)
   Call: (192) [system] ($)=')'
   Fail: (192) [system] ($)=')'
   Call: (192) [system] ($)=end_of_file
   Fail: (192) [system] ($)=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _1273606)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1275464)
   Exit: (194) [system] peek_char((0x55fbb4538270), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
   Call: (194) [system] ($)=(/)
   Fail: (194) [system] ($)=(/)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _1291474)
   Exit: (193) [system] get_char((0x55fbb4538270), $)
   Call: (193) [system] ($)='('
   Fail: (193) [system] ($)='('
   Call: (193) [system] ($)='['
   Fail: (193) [system] ($)='['
   Call: (193) [system] ($)='{'
   Fail: (193) [system] ($)='{'
   Call: (193) [system] ($)='"'
   Fail: (193) [system] ($)='"'
   Call: (193) [system] ($)=!
   Fail: (193) [system] ($)=!
   Call: (193) [system] ($)='\''
   Fail: (193) [system] ($)='\''
   Call: (193) [system] ($)='`'
   Fail: (193) [system] ($)='`'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55fbb4538270), $, _1273606)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _1309116)
   Call: (195) [system] peek_char((0x55fbb4538270), _1310050)
   Exit: (195) [system] peek_char((0x55fbb4538270), k)
^  Call: (195) [user] is_delimiter(k)
   Call: (196) [system] char_type(k, space)
   Fail: (196) [system] char_type(k, space)
   Call: (196) [system] arg(_1314770, v('(', ')', end_of_file), k)
   Fail: (196) [system] arg(_1315702, v('(', ')', end_of_file), k)
^  Fail: (195) [user] is_delimiter(k)
   Call: (195) [system] ')'==k
   Fail: (195) [system] ')'==k
   Call: (195) [system] get_char((0x55fbb4538270), k)
   Exit: (195) [system] get_char((0x55fbb4538270), k)
   Call: (195) [system] k=(\)
   Fail: (195) [system] k=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _1323052)
   Call: (196) [system] peek_char((0x55fbb4538270), _1323986)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
^  Call: (196) [user] is_delimiter(')')
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] arg(_1328706, v('(', ')', end_of_file), ')')
   Exit: (197) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (196) [user] is_delimiter(')')
   Call: (196) [system] _1323052=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (195) [system] _1309116=[k]
   Exit: (195) [system] [k]=[k]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
^  Call: (194) [user] classify_and_convert_charseq([$, k], _1273606)
^  Call: (195) [user] classify_and_convert_charseq_([$, k], _1337936)
   Call: (196) [system] atom_chars(_1338868, ['_', k])
   Exit: (196) [system] atom_chars('_k', ['_', k])
^  Exit: (195) [user] classify_and_convert_charseq_([$, k], _k)
   Call: (195) [system] integer(_k)
   Fail: (195) [system] integer(_k)
   Call: (195) [system] _1273606=_k
   Exit: (195) [system] _k=_k
^  Exit: (194) [user] classify_and_convert_charseq([$, k], _k)
^  Exit: (193) [user] read_symbolic(')', (0x55fbb4538270), $, _k)
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), _k)
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _1348160)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1350018)
   Exit: (194) [system] peek_char((0x55fbb4538270), ')')
   Call: (194) [system] ')'=(;)
   Fail: (194) [system] ')'=(;)
   Call: (194) [system] ')'=(/)
   Fail: (194) [system] ')'=(/)
^  Call: (194) [user] is_like_space(')')
   Call: (195) [system] char_type(')', 'white')
   Fail: (195) [system] char_type(')', 'white')
   Call: (195) [system] char_type(')', end_of_line)
   Fail: (195) [system] char_type(')', end_of_line)
   Call: (195) [system] char_type(')', space)
   Fail: (195) [system] char_type(')', space)
   Call: (195) [system] char_type(')', cntrl)
   Fail: (195) [system] char_type(')', cntrl)
^  Fail: (194) [user] is_like_space(')')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1366028)
   Exit: (193) [system] peek_char((0x55fbb4538270), ')')
   Call: (193) [system] ')'=')'
   Exit: (193) [system] ')'=')'
   Call: (193) [system] get_char((0x55fbb4538270), _1369818)
   Exit: (193) [system] get_char((0x55fbb4538270), ')')
   Call: (193) [system] _1348160=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [])
   Call: (192) [system] _1236946=[_k]
   Exit: (192) [system] [_k]=[_k]
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), [_k])
   Call: (191) [system] _1131250=['S', _k]
   Exit: (191) [system] ['S', _k]=['S', _k]
^  Exit: (190) [user] read_list(')', (0x55fbb4538270), ['S', _k])
^  Exit: (189) [user] cont_sexpr(')', (0x55fbb4538270), ['S', _k])
^  Call: (189) [user] read_list(')', (0x55fbb4538270), _1380906)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1382764)
   Exit: (191) [system] peek_char((0x55fbb4538270), ')')
   Call: (191) [system] ')'=(;)
   Fail: (191) [system] ')'=(;)
   Call: (191) [system] ')'=(/)
   Fail: (191) [system] ')'=(/)
^  Call: (191) [user] is_like_space(')')
   Call: (192) [system] char_type(')', 'white')
   Fail: (192) [system] char_type(')', 'white')
   Call: (192) [system] char_type(')', end_of_line)
   Fail: (192) [system] char_type(')', end_of_line)
   Call: (192) [system] char_type(')', space)
   Fail: (192) [system] char_type(')', space)
   Call: (192) [system] char_type(')', cntrl)
   Fail: (192) [system] char_type(')', cntrl)
^  Fail: (191) [user] is_like_space(')')
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1398774)
   Exit: (190) [system] peek_char((0x55fbb4538270), ')')
   Call: (190) [system] ')'=')'
   Exit: (190) [system] ')'=')'
   Call: (190) [system] get_char((0x55fbb4538270), _1402564)
   Exit: (190) [system] get_char((0x55fbb4538270), ')')
   Call: (190) [system] _1380906=[]
   Exit: (190) [system] []=[]
^  Exit: (189) [user] read_list(')', (0x55fbb4538270), [])
   Call: (189) [system] _1094590=[['S', _k]]
   Exit: (189) [system] [['S', _k]]=[['S', _k]]
^  Exit: (188) [user] read_list(')', (0x55fbb4538270), [['S', _k]])
   Call: (188) [system] _968518=[_rb, ['S', _k]]
   Exit: (188) [system] [_rb, ['S', _k]]=[_rb, ['S', _k]]
^  Exit: (187) [user] read_list(')', (0x55fbb4538270), [_rb, ['S', _k]])
   Call: (187) [system] _842446=[_kb, _rb, ['S', _k]]
   Exit: (187) [system] [_kb, _rb, ['S', _k]]=[_kb, _rb, ['S', _k]]
^  Exit: (186) [user] read_list(')', (0x55fbb4538270), [_kb, _rb, ['S', _k]])
   Call: (186) [system] _666184=[_query, _kb, _rb, ['S', _k]]
   Exit: (186) [system] [_query, _kb, _rb, ['S', _k]]=[_query, _kb, _rb, ['S', _k]]
^  Exit: (185) [user] read_list(')', (0x55fbb4538270), [_query, _kb, _rb, ['S', _k]])
   Call: (185) [system] _411788=[synthesize, _query, _kb, _rb, ['S', _k]]
   Exit: (185) [system] [synthesize, _query, _kb, _rb, ['S', _k]]=[synthesize, _query, _kb, _rb, ['S', _k]]
^  Exit: (184) [user] read_list(')', (0x55fbb4538270), [synthesize, _query, _kb, _rb, ['S', _k]])
^  Exit: (183) [user] cont_sexpr(')', (0x55fbb4538270), [synthesize, _query, _kb, _rb, ['S', _k]])
^  Call: (183) [user] read_list(')', (0x55fbb4538270), _1422034)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1423892)
   Exit: (185) [system] peek_char((0x55fbb4538270), '\n')
   Call: (185) [system] '\n'=(;)
   Fail: (185) [system] '\n'=(;)
   Call: (185) [system] '\n'=(/)
   Fail: (185) [system] '\n'=(/)
^  Call: (185) [user] is_like_space('\n')
   Call: (186) [system] char_type('\n', 'white')
   Fail: (186) [system] char_type('\n', 'white')
   Call: (186) [system] char_type('\n', end_of_line)
   Exit: (186) [system] char_type('\n', end_of_line)
^  Exit: (185) [user] is_like_space('\n')
   Call: (185) [system] get_char((0x55fbb4538270), _1435342)
   Exit: (185) [system] get_char((0x55fbb4538270), '\n')
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1438046)
   Exit: (186) [system] peek_char((0x55fbb4538270), ' ')
   Call: (186) [system] ' '=(;)
   Fail: (186) [system] ' '=(;)
   Call: (186) [system] ' '=(/)
   Fail: (186) [system] ' '=(/)
^  Call: (186) [user] is_like_space(' ')
   Call: (187) [system] char_type(' ', 'white')
   Exit: (187) [system] char_type(' ', 'white')
^  Exit: (186) [user] is_like_space(' ')
   Call: (186) [system] get_char((0x55fbb4538270), _1447640)
   Exit: (186) [system] get_char((0x55fbb4538270), ' ')
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1450344)
   Exit: (187) [system] peek_char((0x55fbb4538270), ' ')
   Call: (187) [system] ' '=(;)
   Fail: (187) [system] ' '=(;)
   Call: (187) [system] ' '=(/)
   Fail: (187) [system] ' '=(/)
^  Call: (187) [user] is_like_space(' ')
   Call: (188) [system] char_type(' ', 'white')
   Exit: (188) [system] char_type(' ', 'white')
^  Exit: (187) [user] is_like_space(' ')
   Call: (187) [system] get_char((0x55fbb4538270), _1459938)
   Exit: (187) [system] get_char((0x55fbb4538270), ' ')
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1462642)
   Exit: (188) [system] peek_char((0x55fbb4538270), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
   Call: (188) [system] ' '=(/)
   Fail: (188) [system] ' '=(/)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55fbb4538270), _1472236)
   Exit: (188) [system] get_char((0x55fbb4538270), ' ')
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1474940)
   Exit: (189) [system] peek_char((0x55fbb4538270), '(')
   Call: (189) [system] '('=(;)
   Fail: (189) [system] '('=(;)
   Call: (189) [system] '('=(/)
   Fail: (189) [system] '('=(/)
^  Call: (189) [user] is_like_space('(')
   Call: (190) [system] char_type('(', 'white')
   Fail: (190) [system] char_type('(', 'white')
   Call: (190) [system] char_type('(', end_of_line)
   Fail: (190) [system] char_type('(', end_of_line)
   Call: (190) [system] char_type('(', space)
   Fail: (190) [system] char_type('(', space)
   Call: (190) [system] char_type('(', cntrl)
   Fail: (190) [system] char_type('(', cntrl)
^  Fail: (189) [user] is_like_space('(')
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _1494646)
   Exit: (184) [system] peek_char((0x55fbb4538270), '(')
   Call: (184) [system] '('=')'
   Fail: (184) [system] '('=')'
   Call: (184) [system] '('=end_of_file
   Fail: (184) [system] '('=end_of_file
^  Call: (184) [user] cont_sexpr(')', (0x55fbb4538270), _1500216)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1502074)
   Exit: (186) [system] peek_char((0x55fbb4538270), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
   Call: (186) [system] '('=(/)
   Fail: (186) [system] '('=(/)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] get_char((0x55fbb4538270), _1518084)
   Exit: (185) [system] get_char((0x55fbb4538270), '(')
   Call: (185) [system] '('='('
   Exit: (185) [system] '('='('
^  Call: (185) [user] read_list(')', (0x55fbb4538270), _1500216)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1523654)
   Exit: (187) [system] peek_char((0x55fbb4538270), l)
   Call: (187) [system] l=(;)
   Fail: (187) [system] l=(;)
   Call: (187) [system] l=(/)
   Fail: (187) [system] l=(/)
^  Call: (187) [user] is_like_space(l)
   Call: (188) [system] char_type(l, 'white')
   Fail: (188) [system] char_type(l, 'white')
   Call: (188) [system] char_type(l, end_of_line)
   Fail: (188) [system] char_type(l, end_of_line)
   Call: (188) [system] char_type(l, space)
   Fail: (188) [system] char_type(l, space)
   Call: (188) [system] char_type(l, cntrl)
   Fail: (188) [system] char_type(l, cntrl)
^  Fail: (187) [user] is_like_space(l)
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1539664)
   Exit: (186) [system] peek_char((0x55fbb4538270), l)
   Call: (186) [system] l=')'
   Fail: (186) [system] l=')'
   Call: (186) [system] l=end_of_file
   Fail: (186) [system] l=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55fbb4538270), _1545234)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1547092)
   Exit: (188) [system] peek_char((0x55fbb4538270), l)
   Call: (188) [system] l=(;)
   Fail: (188) [system] l=(;)
   Call: (188) [system] l=(/)
   Fail: (188) [system] l=(/)
^  Call: (188) [user] is_like_space(l)
   Call: (189) [system] char_type(l, 'white')
   Fail: (189) [system] char_type(l, 'white')
   Call: (189) [system] char_type(l, end_of_line)
   Fail: (189) [system] char_type(l, end_of_line)
   Call: (189) [system] char_type(l, space)
   Fail: (189) [system] char_type(l, space)
   Call: (189) [system] char_type(l, cntrl)
   Fail: (189) [system] char_type(l, cntrl)
^  Fail: (188) [user] is_like_space(l)
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] get_char((0x55fbb4538270), _1563102)
   Exit: (187) [system] get_char((0x55fbb4538270), l)
   Call: (187) [system] l='('
   Fail: (187) [system] l='('
   Call: (187) [system] l='['
   Fail: (187) [system] l='['
   Call: (187) [system] l='{'
   Fail: (187) [system] l='{'
   Call: (187) [system] l='"'
   Fail: (187) [system] l='"'
   Call: (187) [system] l=!
   Fail: (187) [system] l=!
   Call: (187) [system] l='\''
   Fail: (187) [system] l='\''
   Call: (187) [system] l='`'
   Fail: (187) [system] l='`'
   Call: (187) [system] l=end_of_file
   Fail: (187) [system] l=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55fbb4538270), l, _1545234)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _1580744)
   Call: (189) [system] peek_char((0x55fbb4538270), _1581678)
   Exit: (189) [system] peek_char((0x55fbb4538270), e)
^  Call: (189) [user] is_delimiter(e)
   Call: (190) [system] char_type(e, space)
   Fail: (190) [system] char_type(e, space)
   Call: (190) [system] arg(_1586398, v('(', ')', end_of_file), e)
   Fail: (190) [system] arg(_1587330, v('(', ')', end_of_file), e)
^  Fail: (189) [user] is_delimiter(e)
   Call: (189) [system] ')'==e
   Fail: (189) [system] ')'==e
   Call: (189) [system] get_char((0x55fbb4538270), e)
   Exit: (189) [system] get_char((0x55fbb4538270), e)
   Call: (189) [system] e=(\)
   Fail: (189) [system] e=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), _1594680)
   Call: (190) [system] peek_char((0x55fbb4538270), _1595614)
   Exit: (190) [system] peek_char((0x55fbb4538270), t)
^  Call: (190) [user] is_delimiter(t)
   Call: (191) [system] char_type(t, space)
   Fail: (191) [system] char_type(t, space)
   Call: (191) [system] arg(_1600334, v('(', ')', end_of_file), t)
   Fail: (191) [system] arg(_1601266, v('(', ')', end_of_file), t)
^  Fail: (190) [user] is_delimiter(t)
   Call: (190) [system] ')'==t
   Fail: (190) [system] ')'==t
   Call: (190) [system] get_char((0x55fbb4538270), t)
   Exit: (190) [system] get_char((0x55fbb4538270), t)
   Call: (190) [system] t=(\)
   Fail: (190) [system] t=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _1608616)
   Call: (191) [system] peek_char((0x55fbb4538270), _1609550)
   Exit: (191) [system] peek_char((0x55fbb4538270), *)
^  Call: (191) [user] is_delimiter(*)
   Call: (192) [system] char_type(*, space)
   Fail: (192) [system] char_type(*, space)
   Call: (192) [system] arg(_1614270, v('(', ')', end_of_file), *)
   Fail: (192) [system] arg(_1615202, v('(', ')', end_of_file), *)
^  Fail: (191) [user] is_delimiter(*)
   Call: (191) [system] ')'==(*)
   Fail: (191) [system] ')'==(*)
   Call: (191) [system] get_char((0x55fbb4538270), *)
   Exit: (191) [system] get_char((0x55fbb4538270), *)
   Call: (191) [system] (*)=(\)
   Fail: (191) [system] (*)=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _1622552)
   Call: (192) [system] peek_char((0x55fbb4538270), _1623486)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (192) [user] is_delimiter(' ')
   Call: (193) [system] char_type(' ', space)
   Exit: (193) [system] char_type(' ', space)
^  Exit: (192) [user] is_delimiter(' ')
   Call: (192) [system] _1622552=[]
   Exit: (192) [system] []=[]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (191) [system] _1608616=[*]
   Exit: (191) [system] [*]=[*]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [*])
   Call: (190) [system] _1594680=[t, *]
   Exit: (190) [system] [t, *]=[t, *]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, *])
   Call: (189) [system] _1580744=[e, t, *]
   Exit: (189) [system] [e, t, *]=[e, t, *]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, t, *])
^  Call: (188) [user] classify_and_convert_charseq([l, e, t, *], _1545234)
^  Call: (189) [user] classify_and_convert_charseq_([l, e, t, *], _1641152)
^  Call: (191) [system] setup_call_cleanup('$notrace'(_1642104, _1642106), once(user:catch(read_from_chars([l, e, t, *], _1641152), _1642086, fail)), '$restore_trace'(_1642104, _1642106))
^  Call: (192) [system] sig_atomic(system:'$notrace'(_1642104, _1642106))
   Call: (190) [system] atom_chars(_3460, [l, e, t, *])
   Exit: (190) [system] atom_chars('let*', [l, e, t, *])
^  Exit: (189) [user] classify_and_convert_charseq_([l, e, t, *], 'let*')
   Call: (189) [system] integer('let*')
   Fail: (189) [system] integer('let*')
   Call: (189) [system] _3430='let*'
   Exit: (189) [system] 'let*'='let*'
^  Exit: (188) [user] classify_and_convert_charseq([l, e, t, *], 'let*')
^  Exit: (187) [user] read_symbolic(')', (0x55fbb4538270), l, 'let*')
^  Exit: (186) [user] cont_sexpr(')', (0x55fbb4538270), 'let*')
^  Call: (186) [user] read_list(')', (0x55fbb4538270), _12826)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _14684)
   Exit: (188) [system] peek_char((0x55fbb4538270), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
   Call: (188) [system] ' '=(/)
   Fail: (188) [system] ' '=(/)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55fbb4538270), _24278)
   Exit: (188) [system] get_char((0x55fbb4538270), ' ')
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _26982)
   Exit: (189) [system] peek_char((0x55fbb4538270), '(')
   Call: (189) [system] '('=(;)
   Fail: (189) [system] '('=(;)
   Call: (189) [system] '('=(/)
   Fail: (189) [system] '('=(/)
^  Call: (189) [user] is_like_space('(')
   Call: (190) [system] char_type('(', 'white')
   Fail: (190) [system] char_type('(', 'white')
   Call: (190) [system] char_type('(', end_of_line)
   Fail: (190) [system] char_type('(', end_of_line)
   Call: (190) [system] char_type('(', space)
   Fail: (190) [system] char_type('(', space)
   Call: (190) [system] char_type('(', cntrl)
   Fail: (190) [system] char_type('(', cntrl)
^  Fail: (189) [user] is_like_space('(')
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _43916)
   Exit: (187) [system] peek_char((0x55fbb4538270), '(')
   Call: (187) [system] '('=')'
   Fail: (187) [system] '('=')'
   Call: (187) [system] '('=end_of_file
   Fail: (187) [system] '('=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55fbb4538270), _49486)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _51344)
   Exit: (189) [system] peek_char((0x55fbb4538270), '(')
   Call: (189) [system] '('=(;)
   Fail: (189) [system] '('=(;)
   Call: (189) [system] '('=(/)
   Fail: (189) [system] '('=(/)
^  Call: (189) [user] is_like_space('(')
   Call: (190) [system] char_type('(', 'white')
   Fail: (190) [system] char_type('(', 'white')
   Call: (190) [system] char_type('(', end_of_line)
   Fail: (190) [system] char_type('(', end_of_line)
   Call: (190) [system] char_type('(', space)
   Fail: (190) [system] char_type('(', space)
   Call: (190) [system] char_type('(', cntrl)
   Fail: (190) [system] char_type('(', cntrl)
^  Fail: (189) [user] is_like_space('(')
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] get_char((0x55fbb4538270), _67354)
   Exit: (188) [system] get_char((0x55fbb4538270), '(')
   Call: (188) [system] '('='('
   Exit: (188) [system] '('='('
^  Call: (188) [user] read_list(')', (0x55fbb4538270), _49486)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _72924)
   Exit: (190) [system] peek_char((0x55fbb4538270), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
   Call: (190) [system] '('=(/)
   Fail: (190) [system] '('=(/)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _88934)
   Exit: (189) [system] peek_char((0x55fbb4538270), '(')
   Call: (189) [system] '('=')'
   Fail: (189) [system] '('=')'
   Call: (189) [system] '('=end_of_file
   Fail: (189) [system] '('=end_of_file
^  Call: (189) [user] cont_sexpr(')', (0x55fbb4538270), _94504)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _96362)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
   Call: (191) [system] '('=(/)
   Fail: (191) [system] '('=(/)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] get_char((0x55fbb4538270), _112372)
   Exit: (190) [system] get_char((0x55fbb4538270), '(')
   Call: (190) [system] '('='('
   Exit: (190) [system] '('='('
^  Call: (190) [user] read_list(')', (0x55fbb4538270), _94504)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _117942)
   Exit: (192) [system] peek_char((0x55fbb4538270), '(')
   Call: (192) [system] '('=(;)
   Fail: (192) [system] '('=(;)
   Call: (192) [system] '('=(/)
   Fail: (192) [system] '('=(/)
^  Call: (192) [user] is_like_space('(')
   Call: (193) [system] char_type('(', 'white')
   Fail: (193) [system] char_type('(', 'white')
   Call: (193) [system] char_type('(', end_of_line)
   Fail: (193) [system] char_type('(', end_of_line)
   Call: (193) [system] char_type('(', space)
   Fail: (193) [system] char_type('(', space)
   Call: (193) [system] char_type('(', cntrl)
   Fail: (193) [system] char_type('(', cntrl)
^  Fail: (192) [user] is_like_space('(')
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _133952)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=')'
   Fail: (191) [system] '('=')'
   Call: (191) [system] '('=end_of_file
   Fail: (191) [system] '('=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55fbb4538270), _139522)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _141380)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
   Call: (193) [system] '('=(/)
   Fail: (193) [system] '('=(/)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] get_char((0x55fbb4538270), _157390)
   Exit: (192) [system] get_char((0x55fbb4538270), '(')
   Call: (192) [system] '('='('
   Exit: (192) [system] '('='('
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _139522)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _162960)
   Exit: (194) [system] peek_char((0x55fbb4538270), :)
   Call: (194) [system] (:)=(;)
   Fail: (194) [system] (:)=(;)
   Call: (194) [system] (:)=(/)
   Fail: (194) [system] (:)=(/)
^  Call: (194) [user] is_like_space(:)
   Call: (195) [system] char_type(:, 'white')
   Fail: (195) [system] char_type(:, 'white')
   Call: (195) [system] char_type(:, end_of_line)
   Fail: (195) [system] char_type(:, end_of_line)
   Call: (195) [system] char_type(:, space)
   Fail: (195) [system] char_type(:, space)
   Call: (195) [system] char_type(:, cntrl)
   Fail: (195) [system] char_type(:, cntrl)
^  Fail: (194) [user] is_like_space(:)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _178970)
   Exit: (193) [system] peek_char((0x55fbb4538270), :)
   Call: (193) [system] (:)=')'
   Fail: (193) [system] (:)=')'
   Call: (193) [system] (:)=end_of_file
   Fail: (193) [system] (:)=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _184540)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _186398)
   Exit: (195) [system] peek_char((0x55fbb4538270), :)
   Call: (195) [system] (:)=(;)
   Fail: (195) [system] (:)=(;)
   Call: (195) [system] (:)=(/)
   Fail: (195) [system] (:)=(/)
^  Call: (195) [user] is_like_space(:)
   Call: (196) [system] char_type(:, 'white')
   Fail: (196) [system] char_type(:, 'white')
   Call: (196) [system] char_type(:, end_of_line)
   Fail: (196) [system] char_type(:, end_of_line)
   Call: (196) [system] char_type(:, space)
   Fail: (196) [system] char_type(:, space)
   Call: (196) [system] char_type(:, cntrl)
   Fail: (196) [system] char_type(:, cntrl)
^  Fail: (195) [user] is_like_space(:)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _202408)
   Exit: (194) [system] get_char((0x55fbb4538270), :)
   Call: (194) [system] (:)='('
   Fail: (194) [system] (:)='('
   Call: (194) [system] (:)='['
   Fail: (194) [system] (:)='['
   Call: (194) [system] (:)='{'
   Fail: (194) [system] (:)='{'
   Call: (194) [system] (:)='"'
   Fail: (194) [system] (:)='"'
   Call: (194) [system] (:)=!
   Fail: (194) [system] (:)=!
   Call: (194) [system] (:)='\''
   Fail: (194) [system] (:)='\''
   Call: (194) [system] (:)='`'
   Fail: (194) [system] (:)='`'
   Call: (194) [system] (:)=end_of_file
   Fail: (194) [system] (:)=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55fbb4538270), :, _184540)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _220050)
   Call: (196) [system] peek_char((0x55fbb4538270), _220984)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (196) [user] is_delimiter(' ')
   Call: (197) [system] char_type(' ', space)
   Exit: (197) [system] char_type(' ', space)
^  Exit: (196) [user] is_delimiter(' ')
   Call: (196) [system] _220050=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (195) [user] classify_and_convert_charseq([:], _184540)
^  Call: (196) [user] classify_and_convert_charseq_([:], _230268)
^  Call: (198) [system] setup_call_cleanup('$notrace'(_231220, _231222), once(user:catch(read_from_chars([:], _230268), _231202, fail)), '$restore_trace'(_231220, _231222))
^  Call: (199) [system] sig_atomic(system:'$notrace'(_231220, _231222))
^  Exit: (198) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _231202, fail)), system:'$restore_trace'(3, -1))
   Call: (197) [system] atomic(:)
   Exit: (197) [system] atomic(:)
^  Exit: (196) [user] classify_and_convert_charseq_([:], :)
   Call: (196) [system] integer(:)
   Fail: (196) [system] integer(:)
   Call: (196) [system] _184540=(:)
   Exit: (196) [system] (:)=(:)
^  Exit: (195) [user] classify_and_convert_charseq([:], :)
^  Exit: (194) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _243348)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _245206)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _254800)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _257504)
   Exit: (196) [system] peek_char((0x55fbb4538270), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
   Call: (196) [system] ($)=(/)
   Fail: (196) [system] ($)=(/)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _274438)
   Exit: (194) [system] peek_char((0x55fbb4538270), $)
   Call: (194) [system] ($)=')'
   Fail: (194) [system] ($)=')'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _280008)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _281866)
   Exit: (196) [system] peek_char((0x55fbb4538270), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
   Call: (196) [system] ($)=(/)
   Fail: (196) [system] ($)=(/)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _297876)
   Exit: (195) [system] get_char((0x55fbb4538270), $)
   Call: (195) [system] ($)='('
   Fail: (195) [system] ($)='('
   Call: (195) [system] ($)='['
   Fail: (195) [system] ($)='['
   Call: (195) [system] ($)='{'
   Fail: (195) [system] ($)='{'
   Call: (195) [system] ($)='"'
   Fail: (195) [system] ($)='"'
   Call: (195) [system] ($)=!
   Fail: (195) [system] ($)=!
   Call: (195) [system] ($)='\''
   Fail: (195) [system] ($)='\''
   Call: (195) [system] ($)='`'
   Fail: (195) [system] ($)='`'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55fbb4538270), $, _280008)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _315518)
   Call: (197) [system] peek_char((0x55fbb4538270), _316452)
   Exit: (197) [system] peek_char((0x55fbb4538270), r)
^  Call: (197) [user] is_delimiter(r)
   Call: (198) [system] char_type(r, space)
   Fail: (198) [system] char_type(r, space)
   Call: (198) [system] arg(_321172, v('(', ')', end_of_file), r)
   Fail: (198) [system] arg(_322104, v('(', ')', end_of_file), r)
^  Fail: (197) [user] is_delimiter(r)
   Call: (197) [system] ')'==r
   Fail: (197) [system] ')'==r
   Call: (197) [system] get_char((0x55fbb4538270), r)
   Exit: (197) [system] get_char((0x55fbb4538270), r)
   Call: (197) [system] r=(\)
   Fail: (197) [system] r=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _329454)
   Call: (198) [system] peek_char((0x55fbb4538270), _330388)
   Exit: (198) [system] peek_char((0x55fbb4538270), u)
^  Call: (198) [user] is_delimiter(u)
   Call: (199) [system] char_type(u, space)
   Fail: (199) [system] char_type(u, space)
   Call: (199) [system] arg(_335108, v('(', ')', end_of_file), u)
   Fail: (199) [system] arg(_336040, v('(', ')', end_of_file), u)
^  Fail: (198) [user] is_delimiter(u)
   Call: (198) [system] ')'==u
   Fail: (198) [system] ')'==u
   Call: (198) [system] get_char((0x55fbb4538270), u)
   Exit: (198) [system] get_char((0x55fbb4538270), u)
   Call: (198) [system] u=(\)
   Fail: (198) [system] u=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _343390)
   Call: (199) [system] peek_char((0x55fbb4538270), _344324)
   Exit: (199) [system] peek_char((0x55fbb4538270), c)
^  Call: (199) [user] is_delimiter(c)
   Call: (200) [system] char_type(c, space)
   Fail: (200) [system] char_type(c, space)
   Call: (200) [system] arg(_349044, v('(', ')', end_of_file), c)
   Fail: (200) [system] arg(_349976, v('(', ')', end_of_file), c)
^  Fail: (199) [user] is_delimiter(c)
   Call: (199) [system] ')'==c
   Fail: (199) [system] ')'==c
   Call: (199) [system] get_char((0x55fbb4538270), c)
   Exit: (199) [system] get_char((0x55fbb4538270), c)
   Call: (199) [system] c=(\)
   Fail: (199) [system] c=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _357326)
   Call: (200) [system] peek_char((0x55fbb4538270), _358260)
   Exit: (200) [system] peek_char((0x55fbb4538270), t)
^  Call: (200) [user] is_delimiter(t)
   Call: (201) [system] char_type(t, space)
   Fail: (201) [system] char_type(t, space)
   Call: (201) [system] arg(_362980, v('(', ')', end_of_file), t)
   Fail: (201) [system] arg(_363912, v('(', ')', end_of_file), t)
^  Fail: (200) [user] is_delimiter(t)
   Call: (200) [system] ')'==t
   Fail: (200) [system] ')'==t
   Call: (200) [system] get_char((0x55fbb4538270), t)
   Exit: (200) [system] get_char((0x55fbb4538270), t)
   Call: (200) [system] t=(\)
   Fail: (200) [system] t=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _371262)
   Call: (201) [system] peek_char((0x55fbb4538270), _372196)
   Exit: (201) [system] peek_char((0x55fbb4538270), o)
^  Call: (201) [user] is_delimiter(o)
   Call: (202) [system] char_type(o, space)
   Fail: (202) [system] char_type(o, space)
   Call: (202) [system] arg(_376916, v('(', ')', end_of_file), o)
   Fail: (202) [system] arg(_377848, v('(', ')', end_of_file), o)
^  Fail: (201) [user] is_delimiter(o)
   Call: (201) [system] ')'==o
   Fail: (201) [system] ')'==o
   Call: (201) [system] get_char((0x55fbb4538270), o)
   Exit: (201) [system] get_char((0x55fbb4538270), o)
   Call: (201) [system] o=(\)
   Fail: (201) [system] o=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _385198)
   Call: (202) [system] peek_char((0x55fbb4538270), _386132)
   Exit: (202) [system] peek_char((0x55fbb4538270), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_390852, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_391784, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55fbb4538270), r)
   Exit: (202) [system] get_char((0x55fbb4538270), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _399134)
   Call: (203) [system] peek_char((0x55fbb4538270), _400068)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (203) [user] is_delimiter(' ')
   Call: (204) [system] char_type(' ', space)
   Exit: (204) [system] char_type(' ', space)
^  Exit: (203) [user] is_delimiter(' ')
   Call: (203) [system] _399134=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (202) [system] _385198=[r]
   Exit: (202) [system] [r]=[r]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [r])
   Call: (201) [system] _371262=[o, r]
   Exit: (201) [system] [o, r]=[o, r]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, r])
   Call: (200) [system] _357326=[t, o, r]
   Exit: (200) [system] [t, o, r]=[t, o, r]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, o, r])
   Call: (199) [system] _343390=[c, t, o, r]
   Exit: (199) [system] [c, t, o, r]=[c, t, o, r]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, o, r])
   Call: (198) [system] _329454=[u, c, t, o, r]
   Exit: (198) [system] [u, c, t, o, r]=[u, c, t, o, r]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, o, r])
   Call: (197) [system] _315518=[r, u, c, t, o, r]
   Exit: (197) [system] [r, u, c, t, o, r]=[r, u, c, t, o, r]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, u, c, t, o, r])
^  Call: (196) [user] classify_and_convert_charseq([$, r, u, c, t, o, r], _280008)
^  Call: (197) [user] classify_and_convert_charseq_([$, r, u, c, t, o, r], _426116)
   Call: (198) [system] atom_chars(_427048, ['_', r, u, c, t, o, r])
   Exit: (198) [system] atom_chars('_ructor', ['_', r, u, c, t, o, r])
^  Exit: (197) [user] classify_and_convert_charseq_([$, r, u, c, t, o, r], _ructor)
   Call: (197) [system] integer(_ructor)
   Fail: (197) [system] integer(_ructor)
   Call: (197) [system] _280008=_ructor
   Exit: (197) [system] _ructor=_ructor
^  Exit: (196) [user] classify_and_convert_charseq([$, r, u, c, t, o, r], _ructor)
^  Exit: (195) [user] read_symbolic(')', (0x55fbb4538270), $, _ructor)
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), _ructor)
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _436340)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _438198)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _447792)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _450496)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
   Call: (197) [system] '('=(/)
   Fail: (197) [system] '('=(/)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _467430)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=')'
   Fail: (195) [system] '('=')'
   Call: (195) [system] '('=end_of_file
   Fail: (195) [system] '('=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _473000)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _474858)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
   Call: (197) [system] '('=(/)
   Fail: (197) [system] '('=(/)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _490868)
   Exit: (196) [system] get_char((0x55fbb4538270), '(')
   Call: (196) [system] '('='('
   Exit: (196) [system] '('='('
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _473000)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _496438)
   Exit: (198) [system] peek_char((0x55fbb4538270), -)
   Call: (198) [system] (-)=(;)
   Fail: (198) [system] (-)=(;)
   Call: (198) [system] (-)=(/)
   Fail: (198) [system] (-)=(/)
^  Call: (198) [user] is_like_space(-)
   Call: (199) [system] char_type(-, 'white')
   Fail: (199) [system] char_type(-, 'white')
   Call: (199) [system] char_type(-, end_of_line)
   Fail: (199) [system] char_type(-, end_of_line)
   Call: (199) [system] char_type(-, space)
   Fail: (199) [system] char_type(-, space)
   Call: (199) [system] char_type(-, cntrl)
   Fail: (199) [system] char_type(-, cntrl)
^  Fail: (198) [user] is_like_space(-)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _512448)
   Exit: (197) [system] peek_char((0x55fbb4538270), -)
   Call: (197) [system] (-)=')'
   Fail: (197) [system] (-)=')'
   Call: (197) [system] (-)=end_of_file
   Fail: (197) [system] (-)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _518018)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _519876)
   Exit: (199) [system] peek_char((0x55fbb4538270), -)
   Call: (199) [system] (-)=(;)
   Fail: (199) [system] (-)=(;)
   Call: (199) [system] (-)=(/)
   Fail: (199) [system] (-)=(/)
^  Call: (199) [user] is_like_space(-)
   Call: (200) [system] char_type(-, 'white')
   Fail: (200) [system] char_type(-, 'white')
   Call: (200) [system] char_type(-, end_of_line)
   Fail: (200) [system] char_type(-, end_of_line)
   Call: (200) [system] char_type(-, space)
   Fail: (200) [system] char_type(-, space)
   Call: (200) [system] char_type(-, cntrl)
   Fail: (200) [system] char_type(-, cntrl)
^  Fail: (199) [user] is_like_space(-)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _535886)
   Exit: (198) [system] get_char((0x55fbb4538270), -)
   Call: (198) [system] (-)='('
   Fail: (198) [system] (-)='('
   Call: (198) [system] (-)='['
   Fail: (198) [system] (-)='['
   Call: (198) [system] (-)='{'
   Fail: (198) [system] (-)='{'
   Call: (198) [system] (-)='"'
   Fail: (198) [system] (-)='"'
   Call: (198) [system] (-)=!
   Fail: (198) [system] (-)=!
   Call: (198) [system] (-)='\''
   Fail: (198) [system] (-)='\''
   Call: (198) [system] (-)='`'
   Fail: (198) [system] (-)='`'
   Call: (198) [system] (-)=end_of_file
   Fail: (198) [system] (-)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55fbb4538270), -, _518018)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _553528)
   Call: (200) [system] peek_char((0x55fbb4538270), _554462)
   Exit: (200) [system] peek_char((0x55fbb4538270), >)
^  Call: (200) [user] is_delimiter(>)
   Call: (201) [system] char_type(>, space)
   Fail: (201) [system] char_type(>, space)
   Call: (201) [system] arg(_559182, v('(', ')', end_of_file), >)
   Fail: (201) [system] arg(_560114, v('(', ')', end_of_file), >)
^  Fail: (200) [user] is_delimiter(>)
   Call: (200) [system] ')'==(>)
   Fail: (200) [system] ')'==(>)
   Call: (200) [system] get_char((0x55fbb4538270), >)
   Exit: (200) [system] get_char((0x55fbb4538270), >)
   Call: (200) [system] (>)=(\)
   Fail: (200) [system] (>)=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _567464)
   Call: (201) [system] peek_char((0x55fbb4538270), _568398)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (201) [user] is_delimiter(' ')
   Call: (202) [system] char_type(' ', space)
   Exit: (202) [system] char_type(' ', space)
^  Exit: (201) [user] is_delimiter(' ')
   Call: (201) [system] _567464=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (200) [system] _553528=[>]
   Exit: (200) [system] [>]=[>]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [>])
^  Call: (199) [user] classify_and_convert_charseq([-, >], _518018)
^  Call: (200) [user] classify_and_convert_charseq_([-, >], _580476)
^  Call: (202) [system] setup_call_cleanup('$notrace'(_581428, _581430), once(user:catch(read_from_chars([-, >], _580476), _581410, fail)), '$restore_trace'(_581428, _581430))
^  Call: (203) [system] sig_atomic(system:'$notrace'(_581428, _581430))
^  Exit: (202) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([-, >], ->), _581410, fail)), system:'$restore_trace'(3, -1))
   Call: (201) [system] atomic(->)
   Exit: (201) [system] atomic(->)
^  Exit: (200) [user] classify_and_convert_charseq_([-, >], ->)
   Call: (200) [system] integer(->)
   Fail: (200) [system] integer(->)
   Call: (200) [system] _518018=(->)
   Exit: (200) [system] (->)=(->)
^  Exit: (199) [user] classify_and_convert_charseq([-, >], ->)
^  Exit: (198) [user] read_symbolic(')', (0x55fbb4538270), -, ->)
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), ->)
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _593556)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _595414)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _605008)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _607712)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
   Call: (200) [system] ($)=(/)
   Fail: (200) [system] ($)=(/)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _624646)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=')'
   Fail: (198) [system] ($)=')'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _630216)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _632074)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
   Call: (200) [system] ($)=(/)
   Fail: (200) [system] ($)=(/)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _648084)
   Exit: (199) [system] get_char((0x55fbb4538270), $)
   Call: (199) [system] ($)='('
   Fail: (199) [system] ($)='('
   Call: (199) [system] ($)='['
   Fail: (199) [system] ($)='['
   Call: (199) [system] ($)='{'
   Fail: (199) [system] ($)='{'
   Call: (199) [system] ($)='"'
   Fail: (199) [system] ($)='"'
   Call: (199) [system] ($)=!
   Fail: (199) [system] ($)=!
   Call: (199) [system] ($)='\''
   Fail: (199) [system] ($)='\''
   Call: (199) [system] ($)='`'
   Fail: (199) [system] ($)='`'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55fbb4538270), $, _630216)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _665726)
   Call: (201) [system] peek_char((0x55fbb4538270), _666660)
   Exit: (201) [system] peek_char((0x55fbb4538270), p)
^  Call: (201) [user] is_delimiter(p)
   Call: (202) [system] char_type(p, space)
   Fail: (202) [system] char_type(p, space)
   Call: (202) [system] arg(_671380, v('(', ')', end_of_file), p)
   Fail: (202) [system] arg(_672312, v('(', ')', end_of_file), p)
^  Fail: (201) [user] is_delimiter(p)
   Call: (201) [system] ')'==p
   Fail: (201) [system] ')'==p
   Call: (201) [system] get_char((0x55fbb4538270), p)
   Exit: (201) [system] get_char((0x55fbb4538270), p)
   Call: (201) [system] p=(\)
   Fail: (201) [system] p=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _679662)
   Call: (202) [system] peek_char((0x55fbb4538270), _680596)
   Exit: (202) [system] peek_char((0x55fbb4538270), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_685316, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_686248, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55fbb4538270), r)
   Exit: (202) [system] get_char((0x55fbb4538270), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _693598)
   Call: (203) [system] peek_char((0x55fbb4538270), _694532)
   Exit: (203) [system] peek_char((0x55fbb4538270), e)
^  Call: (203) [user] is_delimiter(e)
   Call: (204) [system] char_type(e, space)
   Fail: (204) [system] char_type(e, space)
   Call: (204) [system] arg(_699252, v('(', ')', end_of_file), e)
   Fail: (204) [system] arg(_700184, v('(', ')', end_of_file), e)
^  Fail: (203) [user] is_delimiter(e)
   Call: (203) [system] ')'==e
   Fail: (203) [system] ')'==e
   Call: (203) [system] get_char((0x55fbb4538270), e)
   Exit: (203) [system] get_char((0x55fbb4538270), e)
   Call: (203) [system] e=(\)
   Fail: (203) [system] e=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _707534)
   Call: (204) [system] peek_char((0x55fbb4538270), _708468)
   Exit: (204) [system] peek_char((0x55fbb4538270), m)
^  Call: (204) [user] is_delimiter(m)
   Call: (205) [system] char_type(m, space)
   Fail: (205) [system] char_type(m, space)
   Call: (205) [system] arg(_713188, v('(', ')', end_of_file), m)
   Fail: (205) [system] arg(_714120, v('(', ')', end_of_file), m)
^  Fail: (204) [user] is_delimiter(m)
   Call: (204) [system] ')'==m
   Fail: (204) [system] ')'==m
   Call: (204) [system] get_char((0x55fbb4538270), m)
   Exit: (204) [system] get_char((0x55fbb4538270), m)
   Call: (204) [system] m=(\)
   Fail: (204) [system] m=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _721470)
   Call: (205) [system] peek_char((0x55fbb4538270), _722404)
   Exit: (205) [system] peek_char((0x55fbb4538270), i)
^  Call: (205) [user] is_delimiter(i)
   Call: (206) [system] char_type(i, space)
   Fail: (206) [system] char_type(i, space)
   Call: (206) [system] arg(_727124, v('(', ')', end_of_file), i)
   Fail: (206) [system] arg(_728056, v('(', ')', end_of_file), i)
^  Fail: (205) [user] is_delimiter(i)
   Call: (205) [system] ')'==i
   Fail: (205) [system] ')'==i
   Call: (205) [system] get_char((0x55fbb4538270), i)
   Exit: (205) [system] get_char((0x55fbb4538270), i)
   Call: (205) [system] i=(\)
   Fail: (205) [system] i=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _735406)
   Call: (206) [system] peek_char((0x55fbb4538270), _736340)
   Exit: (206) [system] peek_char((0x55fbb4538270), s)
^  Call: (206) [user] is_delimiter(s)
   Call: (207) [system] char_type(s, space)
   Fail: (207) [system] char_type(s, space)
   Call: (207) [system] arg(_741060, v('(', ')', end_of_file), s)
   Fail: (207) [system] arg(_741992, v('(', ')', end_of_file), s)
^  Fail: (206) [user] is_delimiter(s)
   Call: (206) [system] ')'==s
   Fail: (206) [system] ')'==s
   Call: (206) [system] get_char((0x55fbb4538270), s)
   Exit: (206) [system] get_char((0x55fbb4538270), s)
   Call: (206) [system] s=(\)
   Fail: (206) [system] s=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _749342)
   Call: (207) [system] peek_char((0x55fbb4538270), _750276)
   Exit: (207) [system] peek_char((0x55fbb4538270), e)
^  Call: (207) [user] is_delimiter(e)
   Call: (208) [system] char_type(e, space)
   Fail: (208) [system] char_type(e, space)
   Call: (208) [system] arg(_754996, v('(', ')', end_of_file), e)
   Fail: (208) [system] arg(_755928, v('(', ')', end_of_file), e)
^  Fail: (207) [user] is_delimiter(e)
   Call: (207) [system] ')'==e
   Fail: (207) [system] ')'==e
   Call: (207) [system] get_char((0x55fbb4538270), e)
   Exit: (207) [system] get_char((0x55fbb4538270), e)
   Call: (207) [system] e=(\)
   Fail: (207) [system] e=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _763278)
   Call: (208) [system] peek_char((0x55fbb4538270), _764212)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (208) [user] is_delimiter(' ')
   Call: (209) [system] char_type(' ', space)
   Exit: (209) [system] char_type(' ', space)
^  Exit: (208) [user] is_delimiter(' ')
   Call: (208) [system] _763278=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (207) [system] _749342=[e]
   Exit: (207) [system] [e]=[e]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (206) [system] _735406=[s, e]
   Exit: (206) [system] [s, e]=[s, e]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e])
   Call: (205) [system] _721470=[i, s, e]
   Exit: (205) [system] [i, s, e]=[i, s, e]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, e])
   Call: (204) [system] _707534=[m, i, s, e]
   Exit: (204) [system] [m, i, s, e]=[m, i, s, e]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, i, s, e])
   Call: (203) [system] _693598=[e, m, i, s, e]
   Exit: (203) [system] [e, m, i, s, e]=[e, m, i, s, e]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, m, i, s, e])
   Call: (202) [system] _679662=[r, e, m, i, s, e]
   Exit: (202) [system] [r, e, m, i, s, e]=[r, e, m, i, s, e]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, e, m, i, s, e])
   Call: (201) [system] _665726=[p, r, e, m, i, s, e]
   Exit: (201) [system] [p, r, e, m, i, s, e]=[p, r, e, m, i, s, e]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, e, m, i, s, e])
^  Call: (200) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e], _630216)
^  Call: (201) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e], _793054)
   Call: (202) [system] atom_chars(_793986, ['_', p, r, e, m, i, s, e])
   Exit: (202) [system] atom_chars('_premise', ['_', p, r, e, m, i, s, e])
^  Exit: (201) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e], _premise)
   Call: (201) [system] integer(_premise)
   Fail: (201) [system] integer(_premise)
   Call: (201) [system] _630216=_premise
   Exit: (201) [system] _premise=_premise
^  Exit: (200) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e], _premise)
^  Exit: (199) [user] read_symbolic(')', (0x55fbb4538270), $, _premise)
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), _premise)
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _803278)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _805136)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _814730)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _817434)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
   Call: (201) [system] ($)=(/)
   Fail: (201) [system] ($)=(/)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _834368)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=')'
   Fail: (199) [system] ($)=')'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _839938)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _841796)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
   Call: (201) [system] ($)=(/)
   Fail: (201) [system] ($)=(/)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _857806)
   Exit: (200) [system] get_char((0x55fbb4538270), $)
   Call: (200) [system] ($)='('
   Fail: (200) [system] ($)='('
   Call: (200) [system] ($)='['
   Fail: (200) [system] ($)='['
   Call: (200) [system] ($)='{'
   Fail: (200) [system] ($)='{'
   Call: (200) [system] ($)='"'
   Fail: (200) [system] ($)='"'
   Call: (200) [system] ($)=!
   Fail: (200) [system] ($)=!
   Call: (200) [system] ($)='\''
   Fail: (200) [system] ($)='\''
   Call: (200) [system] ($)='`'
   Fail: (200) [system] ($)='`'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55fbb4538270), $, _839938)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _875448)
   Call: (202) [system] peek_char((0x55fbb4538270), _876382)
   Exit: (202) [system] peek_char((0x55fbb4538270), c)
^  Call: (202) [user] is_delimiter(c)
   Call: (203) [system] char_type(c, space)
   Fail: (203) [system] char_type(c, space)
   Call: (203) [system] arg(_881102, v('(', ')', end_of_file), c)
   Fail: (203) [system] arg(_882034, v('(', ')', end_of_file), c)
^  Fail: (202) [user] is_delimiter(c)
   Call: (202) [system] ')'==c
   Fail: (202) [system] ')'==c
   Call: (202) [system] get_char((0x55fbb4538270), c)
   Exit: (202) [system] get_char((0x55fbb4538270), c)
   Call: (202) [system] c=(\)
   Fail: (202) [system] c=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _889384)
   Call: (203) [system] peek_char((0x55fbb4538270), _890318)
   Exit: (203) [system] peek_char((0x55fbb4538270), o)
^  Call: (203) [user] is_delimiter(o)
   Call: (204) [system] char_type(o, space)
   Fail: (204) [system] char_type(o, space)
   Call: (204) [system] arg(_895038, v('(', ')', end_of_file), o)
   Fail: (204) [system] arg(_895970, v('(', ')', end_of_file), o)
^  Fail: (203) [user] is_delimiter(o)
   Call: (203) [system] ')'==o
   Fail: (203) [system] ')'==o
   Call: (203) [system] get_char((0x55fbb4538270), o)
   Exit: (203) [system] get_char((0x55fbb4538270), o)
   Call: (203) [system] o=(\)
   Fail: (203) [system] o=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _903320)
   Call: (204) [system] peek_char((0x55fbb4538270), _904254)
   Exit: (204) [system] peek_char((0x55fbb4538270), n)
^  Call: (204) [user] is_delimiter(n)
   Call: (205) [system] char_type(n, space)
   Fail: (205) [system] char_type(n, space)
   Call: (205) [system] arg(_908974, v('(', ')', end_of_file), n)
   Fail: (205) [system] arg(_909906, v('(', ')', end_of_file), n)
^  Fail: (204) [user] is_delimiter(n)
   Call: (204) [system] ')'==n
   Fail: (204) [system] ')'==n
   Call: (204) [system] get_char((0x55fbb4538270), n)
   Exit: (204) [system] get_char((0x55fbb4538270), n)
   Call: (204) [system] n=(\)
   Fail: (204) [system] n=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _917256)
   Call: (205) [system] peek_char((0x55fbb4538270), _918190)
   Exit: (205) [system] peek_char((0x55fbb4538270), c)
^  Call: (205) [user] is_delimiter(c)
   Call: (206) [system] char_type(c, space)
   Fail: (206) [system] char_type(c, space)
   Call: (206) [system] arg(_922910, v('(', ')', end_of_file), c)
   Fail: (206) [system] arg(_923842, v('(', ')', end_of_file), c)
^  Fail: (205) [user] is_delimiter(c)
   Call: (205) [system] ')'==c
   Fail: (205) [system] ')'==c
   Call: (205) [system] get_char((0x55fbb4538270), c)
   Exit: (205) [system] get_char((0x55fbb4538270), c)
   Call: (205) [system] c=(\)
   Fail: (205) [system] c=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _931192)
   Call: (206) [system] peek_char((0x55fbb4538270), _932126)
   Exit: (206) [system] peek_char((0x55fbb4538270), l)
^  Call: (206) [user] is_delimiter(l)
   Call: (207) [system] char_type(l, space)
   Fail: (207) [system] char_type(l, space)
   Call: (207) [system] arg(_936846, v('(', ')', end_of_file), l)
   Fail: (207) [system] arg(_937778, v('(', ')', end_of_file), l)
^  Fail: (206) [user] is_delimiter(l)
   Call: (206) [system] ')'==l
   Fail: (206) [system] ')'==l
   Call: (206) [system] get_char((0x55fbb4538270), l)
   Exit: (206) [system] get_char((0x55fbb4538270), l)
   Call: (206) [system] l=(\)
   Fail: (206) [system] l=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _945128)
   Call: (207) [system] peek_char((0x55fbb4538270), _946062)
   Exit: (207) [system] peek_char((0x55fbb4538270), u)
^  Call: (207) [user] is_delimiter(u)
   Call: (208) [system] char_type(u, space)
   Fail: (208) [system] char_type(u, space)
   Call: (208) [system] arg(_950782, v('(', ')', end_of_file), u)
   Fail: (208) [system] arg(_951714, v('(', ')', end_of_file), u)
^  Fail: (207) [user] is_delimiter(u)
   Call: (207) [system] ')'==u
   Fail: (207) [system] ')'==u
   Call: (207) [system] get_char((0x55fbb4538270), u)
   Exit: (207) [system] get_char((0x55fbb4538270), u)
   Call: (207) [system] u=(\)
   Fail: (207) [system] u=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _959064)
   Call: (208) [system] peek_char((0x55fbb4538270), _959998)
   Exit: (208) [system] peek_char((0x55fbb4538270), s)
^  Call: (208) [user] is_delimiter(s)
   Call: (209) [system] char_type(s, space)
   Fail: (209) [system] char_type(s, space)
   Call: (209) [system] arg(_964718, v('(', ')', end_of_file), s)
   Fail: (209) [system] arg(_965650, v('(', ')', end_of_file), s)
^  Fail: (208) [user] is_delimiter(s)
   Call: (208) [system] ')'==s
   Fail: (208) [system] ')'==s
   Call: (208) [system] get_char((0x55fbb4538270), s)
   Exit: (208) [system] get_char((0x55fbb4538270), s)
   Call: (208) [system] s=(\)
   Fail: (208) [system] s=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _973000)
   Call: (209) [system] peek_char((0x55fbb4538270), _973934)
   Exit: (209) [system] peek_char((0x55fbb4538270), i)
^  Call: (209) [user] is_delimiter(i)
   Call: (210) [system] char_type(i, space)
   Fail: (210) [system] char_type(i, space)
   Call: (210) [system] arg(_978654, v('(', ')', end_of_file), i)
   Fail: (210) [system] arg(_979586, v('(', ')', end_of_file), i)
^  Fail: (209) [user] is_delimiter(i)
   Call: (209) [system] ')'==i
   Fail: (209) [system] ')'==i
   Call: (209) [system] get_char((0x55fbb4538270), i)
   Exit: (209) [system] get_char((0x55fbb4538270), i)
   Call: (209) [system] i=(\)
   Fail: (209) [system] i=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _986936)
   Call: (210) [system] peek_char((0x55fbb4538270), _987870)
   Exit: (210) [system] peek_char((0x55fbb4538270), o)
^  Call: (210) [user] is_delimiter(o)
   Call: (211) [system] char_type(o, space)
   Fail: (211) [system] char_type(o, space)
   Call: (211) [system] arg(_992590, v('(', ')', end_of_file), o)
   Fail: (211) [system] arg(_993522, v('(', ')', end_of_file), o)
^  Fail: (210) [user] is_delimiter(o)
   Call: (210) [system] ')'==o
   Fail: (210) [system] ')'==o
   Call: (210) [system] get_char((0x55fbb4538270), o)
   Exit: (210) [system] get_char((0x55fbb4538270), o)
   Call: (210) [system] o=(\)
   Fail: (210) [system] o=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1000872)
   Call: (211) [system] peek_char((0x55fbb4538270), _1001806)
   Exit: (211) [system] peek_char((0x55fbb4538270), n)
^  Call: (211) [user] is_delimiter(n)
   Call: (212) [system] char_type(n, space)
   Fail: (212) [system] char_type(n, space)
   Call: (212) [system] arg(_1006526, v('(', ')', end_of_file), n)
   Fail: (212) [system] arg(_1007458, v('(', ')', end_of_file), n)
^  Fail: (211) [user] is_delimiter(n)
   Call: (211) [system] ')'==n
   Fail: (211) [system] ')'==n
   Call: (211) [system] get_char((0x55fbb4538270), n)
   Exit: (211) [system] get_char((0x55fbb4538270), n)
   Call: (211) [system] n=(\)
   Fail: (211) [system] n=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1014808)
   Call: (212) [system] peek_char((0x55fbb4538270), _1015742)
   Exit: (212) [system] peek_char((0x55fbb4538270), ')')
^  Call: (212) [user] is_delimiter(')')
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] arg(_1020462, v('(', ')', end_of_file), ')')
   Exit: (213) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (212) [user] is_delimiter(')')
   Call: (212) [system] _1014808=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (211) [system] _1000872=[n]
   Exit: (211) [system] [n]=[n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (210) [system] _986936=[o, n]
   Exit: (210) [system] [o, n]=[o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (209) [system] _973000=[i, o, n]
   Exit: (209) [system] [i, o, n]=[i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (208) [system] _959064=[s, i, o, n]
   Exit: (208) [system] [s, i, o, n]=[s, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, i, o, n])
   Call: (207) [system] _945128=[u, s, i, o, n]
   Exit: (207) [system] [u, s, i, o, n]=[u, s, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, s, i, o, n])
   Call: (206) [system] _931192=[l, u, s, i, o, n]
   Exit: (206) [system] [l, u, s, i, o, n]=[l, u, s, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, u, s, i, o, n])
   Call: (205) [system] _917256=[c, l, u, s, i, o, n]
   Exit: (205) [system] [c, l, u, s, i, o, n]=[c, l, u, s, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, l, u, s, i, o, n])
   Call: (204) [system] _903320=[n, c, l, u, s, i, o, n]
   Exit: (204) [system] [n, c, l, u, s, i, o, n]=[n, c, l, u, s, i, o, n]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, l, u, s, i, o, n])
   Call: (203) [system] _889384=[o, n, c, l, u, s, i, o, n]
   Exit: (203) [system] [o, n, c, l, u, s, i, o, n]=[o, n, c, l, u, s, i, o, n]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, c, l, u, s, i, o, n])
   Call: (202) [system] _875448=[c, o, n, c, l, u, s, i, o, n]
   Exit: (202) [system] [c, o, n, c, l, u, s, i, o, n]=[c, o, n, c, l, u, s, i, o, n]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, o, n, c, l, u, s, i, o, n])
^  Call: (201) [user] classify_and_convert_charseq([$, c, o, n, c, l, u, s, i, o, n], _839938)
^  Call: (202) [user] classify_and_convert_charseq_([$, c, o, n, c, l, u, s, i, o, n], _1054838)
   Call: (203) [system] atom_chars(_1055770, ['_', c, o, n, c, l, u, s, i, o, n])
   Exit: (203) [system] atom_chars('_conclusion', ['_', c, o, n, c, l, u, s, i, o, n])
^  Exit: (202) [user] classify_and_convert_charseq_([$, c, o, n, c, l, u, s, i, o, n], _conclusion)
   Call: (202) [system] integer(_conclusion)
   Fail: (202) [system] integer(_conclusion)
   Call: (202) [system] _839938=_conclusion
   Exit: (202) [system] _conclusion=_conclusion
^  Exit: (201) [user] classify_and_convert_charseq([$, c, o, n, c, l, u, s, i, o, n], _conclusion)
^  Exit: (200) [user] read_symbolic(')', (0x55fbb4538270), $, _conclusion)
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), _conclusion)
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _1065062)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1066920)
   Exit: (201) [system] peek_char((0x55fbb4538270), ')')
   Call: (201) [system] ')'=(;)
   Fail: (201) [system] ')'=(;)
   Call: (201) [system] ')'=(/)
   Fail: (201) [system] ')'=(/)
^  Call: (201) [user] is_like_space(')')
   Call: (202) [system] char_type(')', 'white')
   Fail: (202) [system] char_type(')', 'white')
   Call: (202) [system] char_type(')', end_of_line)
   Fail: (202) [system] char_type(')', end_of_line)
   Call: (202) [system] char_type(')', space)
   Fail: (202) [system] char_type(')', space)
   Call: (202) [system] char_type(')', cntrl)
   Fail: (202) [system] char_type(')', cntrl)
^  Fail: (201) [user] is_like_space(')')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1082930)
   Exit: (200) [system] peek_char((0x55fbb4538270), ')')
   Call: (200) [system] ')'=')'
   Exit: (200) [system] ')'=')'
   Call: (200) [system] get_char((0x55fbb4538270), _1086720)
   Exit: (200) [system] get_char((0x55fbb4538270), ')')
   Call: (200) [system] _1065062=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [])
   Call: (199) [system] _803278=[_conclusion]
   Exit: (199) [system] [_conclusion]=[_conclusion]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [_conclusion])
   Call: (198) [system] _593556=[_premise, _conclusion]
   Exit: (198) [system] [_premise, _conclusion]=[_premise, _conclusion]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [_premise, _conclusion])
   Call: (197) [system] _473000=[->, _premise, _conclusion]
   Exit: (197) [system] [->, _premise, _conclusion]=[->, _premise, _conclusion]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [->, _premise, _conclusion])
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), [->, _premise, _conclusion])
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _1100602)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1102460)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
   Call: (197) [system] ')'=(/)
   Fail: (197) [system] ')'=(/)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1118470)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55fbb4538270), _1122260)
   Exit: (196) [system] get_char((0x55fbb4538270), ')')
   Call: (196) [system] _1100602=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [])
   Call: (195) [system] _436340=[[->, _premise, _conclusion]]
   Exit: (195) [system] [[->, _premise, _conclusion]]=[[->, _premise, _conclusion]]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [[->, _premise, _conclusion]])
   Call: (194) [system] _243348=[_ructor, [->, _premise, _conclusion]]
   Exit: (194) [system] [_ructor, [->, _premise, _conclusion]]=[_ructor, [->, _premise, _conclusion]]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [_ructor, [->, _premise, _conclusion]])
   Call: (193) [system] _139522=[:, _ructor, [->, _premise, _conclusion]]
   Exit: (193) [system] [:, _ructor, [->, _premise, _conclusion]]=[:, _ructor, [->, _premise, _conclusion]]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [:, _ructor, [->, _premise, _conclusion]])
^  Exit: (191) [user] cont_sexpr(')', (0x55fbb4538270), [:, _ructor, [->, _premise, _conclusion]])
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _1136142)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1138000)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _1147594)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1150298)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
   Call: (194) [system] '('=(/)
   Fail: (194) [system] '('=(/)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1167232)
   Exit: (192) [system] peek_char((0x55fbb4538270), '(')
   Call: (192) [system] '('=')'
   Fail: (192) [system] '('=')'
   Call: (192) [system] '('=end_of_file
   Fail: (192) [system] '('=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _1172802)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1174660)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
   Call: (194) [system] '('=(/)
   Fail: (194) [system] '('=(/)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _1190670)
   Exit: (193) [system] get_char((0x55fbb4538270), '(')
   Call: (193) [system] '('='('
   Exit: (193) [system] '('='('
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _1172802)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1196240)
   Exit: (195) [system] peek_char((0x55fbb4538270), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
   Call: (195) [system] ($)=(/)
   Fail: (195) [system] ($)=(/)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1212250)
   Exit: (194) [system] peek_char((0x55fbb4538270), $)
   Call: (194) [system] ($)=')'
   Fail: (194) [system] ($)=')'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _1217820)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1219678)
   Exit: (196) [system] peek_char((0x55fbb4538270), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
   Call: (196) [system] ($)=(/)
   Fail: (196) [system] ($)=(/)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _1235688)
   Exit: (195) [system] get_char((0x55fbb4538270), $)
   Call: (195) [system] ($)='('
   Fail: (195) [system] ($)='('
   Call: (195) [system] ($)='['
   Fail: (195) [system] ($)='['
   Call: (195) [system] ($)='{'
   Fail: (195) [system] ($)='{'
   Call: (195) [system] ($)='"'
   Fail: (195) [system] ($)='"'
   Call: (195) [system] ($)=!
   Fail: (195) [system] ($)=!
   Call: (195) [system] ($)='\''
   Fail: (195) [system] ($)='\''
   Call: (195) [system] ($)='`'
   Fail: (195) [system] ($)='`'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55fbb4538270), $, _1217820)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _1253330)
   Call: (197) [system] peek_char((0x55fbb4538270), _1254264)
   Exit: (197) [system] peek_char((0x55fbb4538270), r)
^  Call: (197) [user] is_delimiter(r)
   Call: (198) [system] char_type(r, space)
   Fail: (198) [system] char_type(r, space)
   Call: (198) [system] arg(_1258984, v('(', ')', end_of_file), r)
   Fail: (198) [system] arg(_1259916, v('(', ')', end_of_file), r)
^  Fail: (197) [user] is_delimiter(r)
   Call: (197) [system] ')'==r
   Fail: (197) [system] ')'==r
   Call: (197) [system] get_char((0x55fbb4538270), r)
   Exit: (197) [system] get_char((0x55fbb4538270), r)
   Call: (197) [system] r=(\)
   Fail: (197) [system] r=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _1267266)
   Call: (198) [system] peek_char((0x55fbb4538270), _1268200)
   Exit: (198) [system] peek_char((0x55fbb4538270), b)
^  Call: (198) [user] is_delimiter(b)
   Call: (199) [system] char_type(b, space)
   Fail: (199) [system] char_type(b, space)
   Call: (199) [system] arg(_1272920, v('(', ')', end_of_file), b)
   Fail: (199) [system] arg(_1273852, v('(', ')', end_of_file), b)
^  Fail: (198) [user] is_delimiter(b)
   Call: (198) [system] ')'==b
   Fail: (198) [system] ')'==b
   Call: (198) [system] get_char((0x55fbb4538270), b)
   Exit: (198) [system] get_char((0x55fbb4538270), b)
   Call: (198) [system] b=(\)
   Fail: (198) [system] b=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _1281202)
   Call: (199) [system] peek_char((0x55fbb4538270), _1282136)
   Exit: (199) [system] peek_char((0x55fbb4538270), ')')
^  Call: (199) [user] is_delimiter(')')
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] arg(_1286856, v('(', ')', end_of_file), ')')
   Exit: (200) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (199) [user] is_delimiter(')')
   Call: (199) [system] _1281202=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (198) [system] _1267266=[b]
   Exit: (198) [system] [b]=[b]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (197) [system] _1253330=[r, b]
   Exit: (197) [system] [r, b]=[r, b]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, b])
^  Call: (196) [user] classify_and_convert_charseq([$, r, b], _1217820)
^  Call: (197) [user] classify_and_convert_charseq_([$, r, b], _1298880)
   Call: (198) [system] atom_chars(_1299812, ['_', r, b])
   Exit: (198) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (197) [user] classify_and_convert_charseq_([$, r, b], _rb)
   Call: (197) [system] integer(_rb)
   Fail: (197) [system] integer(_rb)
   Call: (197) [system] _1217820=_rb
   Exit: (197) [system] _rb=_rb
^  Exit: (196) [user] classify_and_convert_charseq([$, r, b], _rb)
^  Exit: (195) [user] read_symbolic(')', (0x55fbb4538270), $, _rb)
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), _rb)
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _1309104)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1310962)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
   Call: (196) [system] ')'=(;)
   Fail: (196) [system] ')'=(;)
   Call: (196) [system] ')'=(/)
   Fail: (196) [system] ')'=(/)
^  Call: (196) [user] is_like_space(')')
   Call: (197) [system] char_type(')', 'white')
   Fail: (197) [system] char_type(')', 'white')
   Call: (197) [system] char_type(')', end_of_line)
   Fail: (197) [system] char_type(')', end_of_line)
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] char_type(')', cntrl)
   Fail: (197) [system] char_type(')', cntrl)
^  Fail: (196) [user] is_like_space(')')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1326972)
   Exit: (195) [system] peek_char((0x55fbb4538270), ')')
   Call: (195) [system] ')'=')'
   Exit: (195) [system] ')'=')'
   Call: (195) [system] get_char((0x55fbb4538270), _1330762)
   Exit: (195) [system] get_char((0x55fbb4538270), ')')
   Call: (195) [system] _1309104=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [])
   Call: (194) [system] _1172802=[_rb]
   Exit: (194) [system] [_rb]=[_rb]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [_rb])
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), [_rb])
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _1339056)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1340914)
   Exit: (194) [system] peek_char((0x55fbb4538270), ')')
   Call: (194) [system] ')'=(;)
   Fail: (194) [system] ')'=(;)
   Call: (194) [system] ')'=(/)
   Fail: (194) [system] ')'=(/)
^  Call: (194) [user] is_like_space(')')
   Call: (195) [system] char_type(')', 'white')
   Fail: (195) [system] char_type(')', 'white')
   Call: (195) [system] char_type(')', end_of_line)
   Fail: (195) [system] char_type(')', end_of_line)
   Call: (195) [system] char_type(')', space)
   Fail: (195) [system] char_type(')', space)
   Call: (195) [system] char_type(')', cntrl)
   Fail: (195) [system] char_type(')', cntrl)
^  Fail: (194) [user] is_like_space(')')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1356924)
   Exit: (193) [system] peek_char((0x55fbb4538270), ')')
   Call: (193) [system] ')'=')'
   Exit: (193) [system] ')'=')'
   Call: (193) [system] get_char((0x55fbb4538270), _1360714)
   Exit: (193) [system] get_char((0x55fbb4538270), ')')
   Call: (193) [system] _1339056=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [])
   Call: (192) [system] _1136142=[[_rb]]
   Exit: (192) [system] [[_rb]]=[[_rb]]
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), [[_rb]])
   Call: (191) [system] _94504=[[:, _ructor, [->, _premise, _conclusion]], [_rb]]
   Exit: (191) [system] [[:, _ructor, [->, _premise, _conclusion]], [_rb]]=[[:, _ructor, [->, _premise, _conclusion]], [_rb]]
^  Exit: (190) [user] read_list(')', (0x55fbb4538270), [[:, _ructor, [->, _premise, _conclusion]], [_rb]])
^  Exit: (189) [user] cont_sexpr(')', (0x55fbb4538270), [[:, _ructor, [->, _premise, _conclusion]], [_rb]])
^  Call: (189) [user] read_list(')', (0x55fbb4538270), _1371802)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1373660)
   Exit: (191) [system] peek_char((0x55fbb4538270), '\n')
   Call: (191) [system] '\n'=(;)
   Fail: (191) [system] '\n'=(;)
   Call: (191) [system] '\n'=(/)
   Fail: (191) [system] '\n'=(/)
^  Call: (191) [user] is_like_space('\n')
   Call: (192) [system] char_type('\n', 'white')
   Fail: (192) [system] char_type('\n', 'white')
   Call: (192) [system] char_type('\n', end_of_line)
   Exit: (192) [system] char_type('\n', end_of_line)
^  Exit: (191) [user] is_like_space('\n')
   Call: (191) [system] get_char((0x55fbb4538270), _1385110)
   Exit: (191) [system] get_char((0x55fbb4538270), '\n')
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1387814)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
   Call: (192) [system] ' '=(/)
   Fail: (192) [system] ' '=(/)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55fbb4538270), _1397408)
   Exit: (192) [system] get_char((0x55fbb4538270), ' ')
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1400112)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _1409706)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1412410)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
   Call: (194) [system] ' '=(/)
   Fail: (194) [system] ' '=(/)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55fbb4538270), _1422004)
   Exit: (194) [system] get_char((0x55fbb4538270), ' ')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1424708)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _1434302)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1437006)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _1446600)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1449304)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _1458898)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1461602)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _1471196)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1473900)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _1483494)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1486198)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _1495792)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1498496)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _1508090)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1510794)
   Exit: (202) [system] peek_char((0x55fbb4538270), '(')
   Call: (202) [system] '('=(;)
   Fail: (202) [system] '('=(;)
   Call: (202) [system] '('=(/)
   Fail: (202) [system] '('=(/)
^  Call: (202) [user] is_like_space('(')
   Call: (203) [system] char_type('(', 'white')
   Fail: (203) [system] char_type('(', 'white')
   Call: (203) [system] char_type('(', end_of_line)
   Fail: (203) [system] char_type('(', end_of_line)
   Call: (203) [system] char_type('(', space)
   Fail: (203) [system] char_type('(', space)
   Call: (203) [system] char_type('(', cntrl)
   Fail: (203) [system] char_type('(', cntrl)
^  Fail: (202) [user] is_like_space('(')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1536968)
   Exit: (190) [system] peek_char((0x55fbb4538270), '(')
   Call: (190) [system] '('=')'
   Fail: (190) [system] '('=')'
   Call: (190) [system] '('=end_of_file
   Fail: (190) [system] '('=end_of_file
^  Call: (190) [user] cont_sexpr(')', (0x55fbb4538270), _1542538)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1544396)
   Exit: (192) [system] peek_char((0x55fbb4538270), '(')
   Call: (192) [system] '('=(;)
   Fail: (192) [system] '('=(;)
   Call: (192) [system] '('=(/)
   Fail: (192) [system] '('=(/)
^  Call: (192) [user] is_like_space('(')
   Call: (193) [system] char_type('(', 'white')
   Fail: (193) [system] char_type('(', 'white')
   Call: (193) [system] char_type('(', end_of_line)
   Fail: (193) [system] char_type('(', end_of_line)
   Call: (193) [system] char_type('(', space)
   Fail: (193) [system] char_type('(', space)
   Call: (193) [system] char_type('(', cntrl)
   Fail: (193) [system] char_type('(', cntrl)
^  Fail: (192) [user] is_like_space('(')
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] get_char((0x55fbb4538270), _1560406)
   Exit: (191) [system] get_char((0x55fbb4538270), '(')
   Call: (191) [system] '('='('
   Exit: (191) [system] '('='('
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _1542538)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1565976)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
   Call: (193) [system] '('=(/)
   Fail: (193) [system] '('=(/)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1581986)
   Exit: (192) [system] peek_char((0x55fbb4538270), '(')
   Call: (192) [system] '('=')'
   Fail: (192) [system] '('=')'
   Call: (192) [system] '('=end_of_file
   Fail: (192) [system] '('=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _1587556)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1589414)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
   Call: (194) [system] '('=(/)
   Fail: (194) [system] '('=(/)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _1605424)
   Exit: (193) [system] get_char((0x55fbb4538270), '(')
   Call: (193) [system] '('='('
   Exit: (193) [system] '('='('
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _1587556)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1610994)
   Exit: (195) [system] peek_char((0x55fbb4538270), :)
   Call: (195) [system] (:)=(;)
   Fail: (195) [system] (:)=(;)
   Call: (195) [system] (:)=(/)
   Fail: (195) [system] (:)=(/)
^  Call: (195) [user] is_like_space(:)
   Call: (196) [system] char_type(:, 'white')
   Fail: (196) [system] char_type(:, 'white')
   Call: (196) [system] char_type(:, end_of_line)
   Fail: (196) [system] char_type(:, end_of_line)
   Call: (196) [system] char_type(:, space)
   Fail: (196) [system] char_type(:, space)
   Call: (196) [system] char_type(:, cntrl)
   Fail: (196) [system] char_type(:, cntrl)
^  Fail: (195) [user] is_like_space(:)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1627004)
   Exit: (194) [system] peek_char((0x55fbb4538270), :)
   Call: (194) [system] (:)=')'
   Fail: (194) [system] (:)=')'
   Call: (194) [system] (:)=end_of_file
   Fail: (194) [system] (:)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _1632574)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1634432)
   Exit: (196) [system] peek_char((0x55fbb4538270), :)
   Call: (196) [system] (:)=(;)
   Fail: (196) [system] (:)=(;)
   Call: (196) [system] (:)=(/)
   Fail: (196) [system] (:)=(/)
^  Call: (196) [user] is_like_space(:)
   Call: (197) [system] char_type(:, 'white')
   Fail: (197) [system] char_type(:, 'white')
   Call: (197) [system] char_type(:, end_of_line)
   Fail: (197) [system] char_type(:, end_of_line)
   Call: (197) [system] char_type(:, space)
   Fail: (197) [system] char_type(:, space)
   Call: (197) [system] char_type(:, cntrl)
   Fail: (197) [system] char_type(:, cntrl)
^  Fail: (196) [user] is_like_space(:)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _1650442)
   Exit: (195) [system] get_char((0x55fbb4538270), :)
   Call: (195) [system] (:)='('
   Fail: (195) [system] (:)='('
   Call: (195) [system] (:)='['
   Fail: (195) [system] (:)='['
   Call: (195) [system] (:)='{'
   Fail: (195) [system] (:)='{'
   Call: (195) [system] (:)='"'
   Fail: (195) [system] (:)='"'
   Call: (195) [system] (:)=!
   Fail: (195) [system] (:)=!
   Call: (195) [system] (:)='\''
   Fail: (195) [system] (:)='\''
   Call: (195) [system] (:)='`'
   Fail: (195) [system] (:)='`'
   Call: (195) [system] (:)=end_of_file
   Fail: (195) [system] (:)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55fbb4538270), :, _1632574)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _1668084)
   Call: (197) [system] peek_char((0x55fbb4538270), _1669018)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (197) [user] is_delimiter(' ')
   Call: (198) [system] char_type(' ', space)
   Exit: (198) [system] char_type(' ', space)
^  Exit: (197) [user] is_delimiter(' ')
   Call: (197) [system] _1668084=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (196) [user] classify_and_convert_charseq([:], _1632574)
^  Call: (197) [user] classify_and_convert_charseq_([:], _1678302)
^  Call: (199) [system] setup_call_cleanup('$notrace'(_1679254, _1679256), once(user:catch(read_from_chars([:], _1678302), _1679236, fail)), '$restore_trace'(_1679254, _1679256))
^  Call: (200) [system] sig_atomic(system:'$notrace'(_1679254, _1679256))
^  Exit: (199) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1679236, fail)), system:'$restore_trace'(3, -1))
   Call: (198) [system] atomic(:)
   Exit: (198) [system] atomic(:)
^  Exit: (197) [user] classify_and_convert_charseq_([:], :)
   Call: (197) [system] integer(:)
   Fail: (197) [system] integer(:)
   Call: (197) [system] _1632574=(:)
   Exit: (197) [system] (:)=(:)
^  Exit: (196) [user] classify_and_convert_charseq([:], :)
^  Exit: (195) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _1691382)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1693240)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _1702834)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1705538)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
   Call: (197) [system] '('=(/)
   Fail: (197) [system] '('=(/)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1722472)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=')'
   Fail: (195) [system] '('=')'
   Call: (195) [system] '('=end_of_file
   Fail: (195) [system] '('=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _1728042)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1729900)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
   Call: (197) [system] '('=(/)
   Fail: (197) [system] '('=(/)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _1745910)
   Exit: (196) [system] get_char((0x55fbb4538270), '(')
   Call: (196) [system] '('='('
   Exit: (196) [system] '('='('
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _1728042)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1751480)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
   Call: (198) [system] ($)=(/)
   Fail: (198) [system] ($)=(/)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1767490)
   Exit: (197) [system] peek_char((0x55fbb4538270), $)
   Call: (197) [system] ($)=')'
   Fail: (197) [system] ($)=')'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _1773060)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1774918)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
   Call: (199) [system] ($)=(/)
   Fail: (199) [system] ($)=(/)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _1790928)
   Exit: (198) [system] get_char((0x55fbb4538270), $)
   Call: (198) [system] ($)='('
   Fail: (198) [system] ($)='('
   Call: (198) [system] ($)='['
   Fail: (198) [system] ($)='['
   Call: (198) [system] ($)='{'
   Fail: (198) [system] ($)='{'
   Call: (198) [system] ($)='"'
   Fail: (198) [system] ($)='"'
   Call: (198) [system] ($)=!
   Fail: (198) [system] ($)=!
   Call: (198) [system] ($)='\''
   Fail: (198) [system] ($)='\''
   Call: (198) [system] ($)='`'
   Fail: (198) [system] ($)='`'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55fbb4538270), $, _1773060)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _1808570)
   Call: (200) [system] peek_char((0x55fbb4538270), _1809504)
   Exit: (200) [system] peek_char((0x55fbb4538270), r)
^  Call: (200) [user] is_delimiter(r)
   Call: (201) [system] char_type(r, space)
   Fail: (201) [system] char_type(r, space)
   Call: (201) [system] arg(_1814224, v('(', ')', end_of_file), r)
   Fail: (201) [system] arg(_1815156, v('(', ')', end_of_file), r)
^  Fail: (200) [user] is_delimiter(r)
   Call: (200) [system] ')'==r
   Fail: (200) [system] ')'==r
   Call: (200) [system] get_char((0x55fbb4538270), r)
   Exit: (200) [system] get_char((0x55fbb4538270), r)
   Call: (200) [system] r=(\)
   Fail: (200) [system] r=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _1822506)
   Call: (201) [system] peek_char((0x55fbb4538270), _1823440)
   Exit: (201) [system] peek_char((0x55fbb4538270), u)
^  Call: (201) [user] is_delimiter(u)
   Call: (202) [system] char_type(u, space)
   Fail: (202) [system] char_type(u, space)
   Call: (202) [system] arg(_1828160, v('(', ')', end_of_file), u)
   Fail: (202) [system] arg(_1829092, v('(', ')', end_of_file), u)
^  Fail: (201) [user] is_delimiter(u)
   Call: (201) [system] ')'==u
   Fail: (201) [system] ')'==u
   Call: (201) [system] get_char((0x55fbb4538270), u)
   Exit: (201) [system] get_char((0x55fbb4538270), u)
   Call: (201) [system] u=(\)
   Fail: (201) [system] u=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1836442)
   Call: (202) [system] peek_char((0x55fbb4538270), _1837376)
   Exit: (202) [system] peek_char((0x55fbb4538270), c)
^  Call: (202) [user] is_delimiter(c)
   Call: (203) [system] char_type(c, space)
   Fail: (203) [system] char_type(c, space)
   Call: (203) [system] arg(_1842096, v('(', ')', end_of_file), c)
   Fail: (203) [system] arg(_1843028, v('(', ')', end_of_file), c)
^  Fail: (202) [user] is_delimiter(c)
   Call: (202) [system] ')'==c
   Fail: (202) [system] ')'==c
   Call: (202) [system] get_char((0x55fbb4538270), c)
   Exit: (202) [system] get_char((0x55fbb4538270), c)
   Call: (202) [system] c=(\)
   Fail: (202) [system] c=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1850378)
   Call: (203) [system] peek_char((0x55fbb4538270), _1851312)
   Exit: (203) [system] peek_char((0x55fbb4538270), t)
^  Call: (203) [user] is_delimiter(t)
   Call: (204) [system] char_type(t, space)
   Fail: (204) [system] char_type(t, space)
   Call: (204) [system] arg(_1856032, v('(', ')', end_of_file), t)
   Fail: (204) [system] arg(_1856964, v('(', ')', end_of_file), t)
^  Fail: (203) [user] is_delimiter(t)
   Call: (203) [system] ')'==t
   Fail: (203) [system] ')'==t
   Call: (203) [system] get_char((0x55fbb4538270), t)
   Exit: (203) [system] get_char((0x55fbb4538270), t)
   Call: (203) [system] t=(\)
   Fail: (203) [system] t=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1864314)
   Call: (204) [system] peek_char((0x55fbb4538270), _1865248)
   Exit: (204) [system] peek_char((0x55fbb4538270), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_1869968, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_1870900, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55fbb4538270), o)
   Exit: (204) [system] get_char((0x55fbb4538270), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1878250)
   Call: (205) [system] peek_char((0x55fbb4538270), _1879184)
   Exit: (205) [system] peek_char((0x55fbb4538270), r)
^  Call: (205) [user] is_delimiter(r)
   Call: (206) [system] char_type(r, space)
   Fail: (206) [system] char_type(r, space)
   Call: (206) [system] arg(_1883904, v('(', ')', end_of_file), r)
   Fail: (206) [system] arg(_1884836, v('(', ')', end_of_file), r)
^  Fail: (205) [user] is_delimiter(r)
   Call: (205) [system] ')'==r
   Fail: (205) [system] ')'==r
   Call: (205) [system] get_char((0x55fbb4538270), r)
   Exit: (205) [system] get_char((0x55fbb4538270), r)
   Call: (205) [system] r=(\)
   Fail: (205) [system] r=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1892186)
   Call: (206) [system] peek_char((0x55fbb4538270), _1893120)
   Exit: (206) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (206) [user] is_delimiter(' ')
   Call: (207) [system] char_type(' ', space)
   Exit: (207) [system] char_type(' ', space)
^  Exit: (206) [user] is_delimiter(' ')
   Call: (206) [system] _1892186=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (205) [system] _1878250=[r]
   Exit: (205) [system] [r]=[r]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [r])
   Call: (204) [system] _1864314=[o, r]
   Exit: (204) [system] [o, r]=[o, r]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, r])
   Call: (203) [system] _1850378=[t, o, r]
   Exit: (203) [system] [t, o, r]=[t, o, r]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, o, r])
   Call: (202) [system] _1836442=[c, t, o, r]
   Exit: (202) [system] [c, t, o, r]=[c, t, o, r]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, o, r])
   Call: (201) [system] _1822506=[u, c, t, o, r]
   Exit: (201) [system] [u, c, t, o, r]=[u, c, t, o, r]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, o, r])
   Call: (200) [system] _1808570=[r, u, c, t, o, r]
   Exit: (200) [system] [r, u, c, t, o, r]=[r, u, c, t, o, r]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, u, c, t, o, r])
^  Call: (199) [user] classify_and_convert_charseq([$, r, u, c, t, o, r], _1773060)
^  Call: (200) [user] classify_and_convert_charseq_([$, r, u, c, t, o, r], _1919168)
   Call: (201) [system] atom_chars(_1920100, ['_', r, u, c, t, o, r])
   Exit: (201) [system] atom_chars('_ructor', ['_', r, u, c, t, o, r])
^  Exit: (200) [user] classify_and_convert_charseq_([$, r, u, c, t, o, r], _ructor)
   Call: (200) [system] integer(_ructor)
   Fail: (200) [system] integer(_ructor)
   Call: (200) [system] _1773060=_ructor
   Exit: (200) [system] _ructor=_ructor
^  Exit: (199) [user] classify_and_convert_charseq([$, r, u, c, t, o, r], _ructor)
^  Exit: (198) [user] read_symbolic(')', (0x55fbb4538270), $, _ructor)
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), _ructor)
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _1929392)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1931250)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _1940844)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1943548)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
   Call: (200) [system] ($)=(/)
   Fail: (200) [system] ($)=(/)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1960482)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=')'
   Fail: (198) [system] ($)=')'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _1966052)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1967910)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
   Call: (200) [system] ($)=(/)
   Fail: (200) [system] ($)=(/)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _1983920)
   Exit: (199) [system] get_char((0x55fbb4538270), $)
   Call: (199) [system] ($)='('
   Fail: (199) [system] ($)='('
   Call: (199) [system] ($)='['
   Fail: (199) [system] ($)='['
   Call: (199) [system] ($)='{'
   Fail: (199) [system] ($)='{'
   Call: (199) [system] ($)='"'
   Fail: (199) [system] ($)='"'
   Call: (199) [system] ($)=!
   Fail: (199) [system] ($)=!
   Call: (199) [system] ($)='\''
   Fail: (199) [system] ($)='\''
   Call: (199) [system] ($)='`'
   Fail: (199) [system] ($)='`'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55fbb4538270), $, _1966052)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _2001562)
   Call: (201) [system] peek_char((0x55fbb4538270), _2002496)
   Exit: (201) [system] peek_char((0x55fbb4538270), p)
^  Call: (201) [user] is_delimiter(p)
   Call: (202) [system] char_type(p, space)
   Fail: (202) [system] char_type(p, space)
   Call: (202) [system] arg(_2007216, v('(', ')', end_of_file), p)
   Fail: (202) [system] arg(_2008148, v('(', ')', end_of_file), p)
^  Fail: (201) [user] is_delimiter(p)
   Call: (201) [system] ')'==p
   Fail: (201) [system] ')'==p
   Call: (201) [system] get_char((0x55fbb4538270), p)
   Exit: (201) [system] get_char((0x55fbb4538270), p)
   Call: (201) [system] p=(\)
   Fail: (201) [system] p=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _2015498)
   Call: (202) [system] peek_char((0x55fbb4538270), _2016432)
   Exit: (202) [system] peek_char((0x55fbb4538270), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_2021152, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_2022084, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55fbb4538270), r)
   Exit: (202) [system] get_char((0x55fbb4538270), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _2029434)
   Call: (203) [system] peek_char((0x55fbb4538270), _2030368)
   Exit: (203) [system] peek_char((0x55fbb4538270), o)
^  Call: (203) [user] is_delimiter(o)
   Call: (204) [system] char_type(o, space)
   Fail: (204) [system] char_type(o, space)
   Call: (204) [system] arg(_2035088, v('(', ')', end_of_file), o)
   Fail: (204) [system] arg(_2036020, v('(', ')', end_of_file), o)
^  Fail: (203) [user] is_delimiter(o)
   Call: (203) [system] ')'==o
   Fail: (203) [system] ')'==o
   Call: (203) [system] get_char((0x55fbb4538270), o)
   Exit: (203) [system] get_char((0x55fbb4538270), o)
   Call: (203) [system] o=(\)
   Fail: (203) [system] o=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _2043370)
   Call: (204) [system] peek_char((0x55fbb4538270), _2044304)
   Exit: (204) [system] peek_char((0x55fbb4538270), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_2049024, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_2049956, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55fbb4538270), o)
   Exit: (204) [system] get_char((0x55fbb4538270), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _2057306)
   Call: (205) [system] peek_char((0x55fbb4538270), _2058240)
   Exit: (205) [system] peek_char((0x55fbb4538270), f)
^  Call: (205) [user] is_delimiter(f)
   Call: (206) [system] char_type(f, space)
   Fail: (206) [system] char_type(f, space)
   Call: (206) [system] arg(_2062960, v('(', ')', end_of_file), f)
   Fail: (206) [system] arg(_2063892, v('(', ')', end_of_file), f)
^  Fail: (205) [user] is_delimiter(f)
   Call: (205) [system] ')'==f
   Fail: (205) [system] ')'==f
   Call: (205) [system] get_char((0x55fbb4538270), f)
   Exit: (205) [system] get_char((0x55fbb4538270), f)
   Call: (205) [system] f=(\)
   Fail: (205) [system] f=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _2071242)
   Call: (206) [system] peek_char((0x55fbb4538270), _2072176)
   Exit: (206) [system] peek_char((0x55fbb4538270), ')')
^  Call: (206) [user] is_delimiter(')')
   Call: (207) [system] char_type(')', space)
   Fail: (207) [system] char_type(')', space)
   Call: (207) [system] arg(_2076896, v('(', ')', end_of_file), ')')
   Exit: (207) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (206) [user] is_delimiter(')')
   Call: (206) [system] _2071242=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (205) [system] _2057306=[f]
   Exit: (205) [system] [f]=[f]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [f])
   Call: (204) [system] _2043370=[o, f]
   Exit: (204) [system] [o, f]=[o, f]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, f])
   Call: (203) [system] _2029434=[o, o, f]
   Exit: (203) [system] [o, o, f]=[o, o, f]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, o, f])
   Call: (202) [system] _2015498=[r, o, o, f]
   Exit: (202) [system] [r, o, o, f]=[r, o, o, f]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, o, f])
   Call: (201) [system] _2001562=[p, r, o, o, f]
   Exit: (201) [system] [p, r, o, o, f]=[p, r, o, o, f]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, o, o, f])
^  Call: (200) [user] classify_and_convert_charseq([$, p, r, o, o, f], _3552)
^  Call: (201) [user] classify_and_convert_charseq_([$, p, r, o, o, f], _4170)
   Call: (202) [system] atom_chars(_5102, ['_', p, r, o, o, f])
   Exit: (202) [system] atom_chars('_proof', ['_', p, r, o, o, f])
^  Exit: (201) [user] classify_and_convert_charseq_([$, p, r, o, o, f], _proof)
   Call: (201) [system] integer(_proof)
   Fail: (201) [system] integer(_proof)
   Call: (201) [system] _3552=_proof
   Exit: (201) [system] _proof=_proof
^  Exit: (200) [user] classify_and_convert_charseq([$, p, r, o, o, f], _proof)
^  Exit: (199) [user] read_symbolic(')', (0x55fbb4538270), $, _proof)
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), _proof)
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _14394)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _16252)
   Exit: (200) [system] peek_char((0x55fbb4538270), ')')
   Call: (200) [system] ')'=(;)
   Fail: (200) [system] ')'=(;)
   Call: (200) [system] ')'=(/)
   Fail: (200) [system] ')'=(/)
^  Call: (200) [user] is_like_space(')')
   Call: (201) [system] char_type(')', 'white')
   Fail: (201) [system] char_type(')', 'white')
   Call: (201) [system] char_type(')', end_of_line)
   Fail: (201) [system] char_type(')', end_of_line)
   Call: (201) [system] char_type(')', space)
   Fail: (201) [system] char_type(')', space)
   Call: (201) [system] char_type(')', cntrl)
   Fail: (201) [system] char_type(')', cntrl)
^  Fail: (200) [user] is_like_space(')')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _32262)
   Exit: (199) [system] peek_char((0x55fbb4538270), ')')
   Call: (199) [system] ')'=')'
   Exit: (199) [system] ')'=')'
   Call: (199) [system] get_char((0x55fbb4538270), _36052)
   Exit: (199) [system] get_char((0x55fbb4538270), ')')
   Call: (199) [system] _14394=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [])
   Call: (198) [system] _3548=[_proof]
   Exit: (198) [system] [_proof]=[_proof]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [_proof])
   Call: (197) [system] _3536=[_ructor, _proof]
   Exit: (197) [system] [_ructor, _proof]=[_ructor, _proof]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [_ructor, _proof])
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), [_ructor, _proof])
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _47140)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _48998)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _58592)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _61296)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
   Call: (198) [system] ($)=(/)
   Fail: (198) [system] ($)=(/)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _78230)
   Exit: (196) [system] peek_char((0x55fbb4538270), $)
   Call: (196) [system] ($)=')'
   Fail: (196) [system] ($)=')'
   Call: (196) [system] ($)=end_of_file
   Fail: (196) [system] ($)=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55fbb4538270), _83800)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _85658)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
   Call: (198) [system] ($)=(/)
   Fail: (198) [system] ($)=(/)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] get_char((0x55fbb4538270), _101668)
   Exit: (197) [system] get_char((0x55fbb4538270), $)
   Call: (197) [system] ($)='('
   Fail: (197) [system] ($)='('
   Call: (197) [system] ($)='['
   Fail: (197) [system] ($)='['
   Call: (197) [system] ($)='{'
   Fail: (197) [system] ($)='{'
   Call: (197) [system] ($)='"'
   Fail: (197) [system] ($)='"'
   Call: (197) [system] ($)=!
   Fail: (197) [system] ($)=!
   Call: (197) [system] ($)='\''
   Fail: (197) [system] ($)='\''
   Call: (197) [system] ($)='`'
   Fail: (197) [system] ($)='`'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55fbb4538270), $, _83800)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _119310)
   Call: (199) [system] peek_char((0x55fbb4538270), _120244)
   Exit: (199) [system] peek_char((0x55fbb4538270), c)
^  Call: (199) [user] is_delimiter(c)
   Call: (200) [system] char_type(c, space)
   Fail: (200) [system] char_type(c, space)
   Call: (200) [system] arg(_124964, v('(', ')', end_of_file), c)
   Fail: (200) [system] arg(_125896, v('(', ')', end_of_file), c)
^  Fail: (199) [user] is_delimiter(c)
   Call: (199) [system] ')'==c
   Fail: (199) [system] ')'==c
   Call: (199) [system] get_char((0x55fbb4538270), c)
   Exit: (199) [system] get_char((0x55fbb4538270), c)
   Call: (199) [system] c=(\)
   Fail: (199) [system] c=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _133246)
   Call: (200) [system] peek_char((0x55fbb4538270), _134180)
   Exit: (200) [system] peek_char((0x55fbb4538270), o)
^  Call: (200) [user] is_delimiter(o)
   Call: (201) [system] char_type(o, space)
   Fail: (201) [system] char_type(o, space)
   Call: (201) [system] arg(_138900, v('(', ')', end_of_file), o)
   Fail: (201) [system] arg(_139832, v('(', ')', end_of_file), o)
^  Fail: (200) [user] is_delimiter(o)
   Call: (200) [system] ')'==o
   Fail: (200) [system] ')'==o
   Call: (200) [system] get_char((0x55fbb4538270), o)
   Exit: (200) [system] get_char((0x55fbb4538270), o)
   Call: (200) [system] o=(\)
   Fail: (200) [system] o=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _147182)
   Call: (201) [system] peek_char((0x55fbb4538270), _148116)
   Exit: (201) [system] peek_char((0x55fbb4538270), n)
^  Call: (201) [user] is_delimiter(n)
   Call: (202) [system] char_type(n, space)
   Fail: (202) [system] char_type(n, space)
   Call: (202) [system] arg(_152836, v('(', ')', end_of_file), n)
   Fail: (202) [system] arg(_153768, v('(', ')', end_of_file), n)
^  Fail: (201) [user] is_delimiter(n)
   Call: (201) [system] ')'==n
   Fail: (201) [system] ')'==n
   Call: (201) [system] get_char((0x55fbb4538270), n)
   Exit: (201) [system] get_char((0x55fbb4538270), n)
   Call: (201) [system] n=(\)
   Fail: (201) [system] n=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _161118)
   Call: (202) [system] peek_char((0x55fbb4538270), _162052)
   Exit: (202) [system] peek_char((0x55fbb4538270), c)
^  Call: (202) [user] is_delimiter(c)
   Call: (203) [system] char_type(c, space)
   Fail: (203) [system] char_type(c, space)
   Call: (203) [system] arg(_166772, v('(', ')', end_of_file), c)
   Fail: (203) [system] arg(_167704, v('(', ')', end_of_file), c)
^  Fail: (202) [user] is_delimiter(c)
   Call: (202) [system] ')'==c
   Fail: (202) [system] ')'==c
   Call: (202) [system] get_char((0x55fbb4538270), c)
   Exit: (202) [system] get_char((0x55fbb4538270), c)
   Call: (202) [system] c=(\)
   Fail: (202) [system] c=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _175054)
   Call: (203) [system] peek_char((0x55fbb4538270), _175988)
   Exit: (203) [system] peek_char((0x55fbb4538270), l)
^  Call: (203) [user] is_delimiter(l)
   Call: (204) [system] char_type(l, space)
   Fail: (204) [system] char_type(l, space)
   Call: (204) [system] arg(_180708, v('(', ')', end_of_file), l)
   Fail: (204) [system] arg(_181640, v('(', ')', end_of_file), l)
^  Fail: (203) [user] is_delimiter(l)
   Call: (203) [system] ')'==l
   Fail: (203) [system] ')'==l
   Call: (203) [system] get_char((0x55fbb4538270), l)
   Exit: (203) [system] get_char((0x55fbb4538270), l)
   Call: (203) [system] l=(\)
   Fail: (203) [system] l=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _188990)
   Call: (204) [system] peek_char((0x55fbb4538270), _189924)
   Exit: (204) [system] peek_char((0x55fbb4538270), u)
^  Call: (204) [user] is_delimiter(u)
   Call: (205) [system] char_type(u, space)
   Fail: (205) [system] char_type(u, space)
   Call: (205) [system] arg(_194644, v('(', ')', end_of_file), u)
   Fail: (205) [system] arg(_195576, v('(', ')', end_of_file), u)
^  Fail: (204) [user] is_delimiter(u)
   Call: (204) [system] ')'==u
   Fail: (204) [system] ')'==u
   Call: (204) [system] get_char((0x55fbb4538270), u)
   Exit: (204) [system] get_char((0x55fbb4538270), u)
   Call: (204) [system] u=(\)
   Fail: (204) [system] u=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _202926)
   Call: (205) [system] peek_char((0x55fbb4538270), _203860)
   Exit: (205) [system] peek_char((0x55fbb4538270), s)
^  Call: (205) [user] is_delimiter(s)
   Call: (206) [system] char_type(s, space)
   Fail: (206) [system] char_type(s, space)
   Call: (206) [system] arg(_208580, v('(', ')', end_of_file), s)
   Fail: (206) [system] arg(_209512, v('(', ')', end_of_file), s)
^  Fail: (205) [user] is_delimiter(s)
   Call: (205) [system] ')'==s
   Fail: (205) [system] ')'==s
   Call: (205) [system] get_char((0x55fbb4538270), s)
   Exit: (205) [system] get_char((0x55fbb4538270), s)
   Call: (205) [system] s=(\)
   Fail: (205) [system] s=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _216862)
   Call: (206) [system] peek_char((0x55fbb4538270), _217796)
   Exit: (206) [system] peek_char((0x55fbb4538270), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_222516, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_223448, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55fbb4538270), i)
   Exit: (206) [system] get_char((0x55fbb4538270), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _230798)
   Call: (207) [system] peek_char((0x55fbb4538270), _231732)
   Exit: (207) [system] peek_char((0x55fbb4538270), o)
^  Call: (207) [user] is_delimiter(o)
   Call: (208) [system] char_type(o, space)
   Fail: (208) [system] char_type(o, space)
   Call: (208) [system] arg(_236452, v('(', ')', end_of_file), o)
   Fail: (208) [system] arg(_237384, v('(', ')', end_of_file), o)
^  Fail: (207) [user] is_delimiter(o)
   Call: (207) [system] ')'==o
   Fail: (207) [system] ')'==o
   Call: (207) [system] get_char((0x55fbb4538270), o)
   Exit: (207) [system] get_char((0x55fbb4538270), o)
   Call: (207) [system] o=(\)
   Fail: (207) [system] o=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _244734)
   Call: (208) [system] peek_char((0x55fbb4538270), _245668)
   Exit: (208) [system] peek_char((0x55fbb4538270), n)
^  Call: (208) [user] is_delimiter(n)
   Call: (209) [system] char_type(n, space)
   Fail: (209) [system] char_type(n, space)
   Call: (209) [system] arg(_250388, v('(', ')', end_of_file), n)
   Fail: (209) [system] arg(_251320, v('(', ')', end_of_file), n)
^  Fail: (208) [user] is_delimiter(n)
   Call: (208) [system] ')'==n
   Fail: (208) [system] ')'==n
   Call: (208) [system] get_char((0x55fbb4538270), n)
   Exit: (208) [system] get_char((0x55fbb4538270), n)
   Call: (208) [system] n=(\)
   Fail: (208) [system] n=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _258670)
   Call: (209) [system] peek_char((0x55fbb4538270), _259604)
   Exit: (209) [system] peek_char((0x55fbb4538270), ')')
^  Call: (209) [user] is_delimiter(')')
   Call: (210) [system] char_type(')', space)
   Fail: (210) [system] char_type(')', space)
   Call: (210) [system] arg(_264324, v('(', ')', end_of_file), ')')
   Exit: (210) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (209) [user] is_delimiter(')')
   Call: (209) [system] _258670=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (208) [system] _244734=[n]
   Exit: (208) [system] [n]=[n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (207) [system] _230798=[o, n]
   Exit: (207) [system] [o, n]=[o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (206) [system] _216862=[i, o, n]
   Exit: (206) [system] [i, o, n]=[i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (205) [system] _202926=[s, i, o, n]
   Exit: (205) [system] [s, i, o, n]=[s, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, i, o, n])
   Call: (204) [system] _188990=[u, s, i, o, n]
   Exit: (204) [system] [u, s, i, o, n]=[u, s, i, o, n]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, s, i, o, n])
   Call: (203) [system] _175054=[l, u, s, i, o, n]
   Exit: (203) [system] [l, u, s, i, o, n]=[l, u, s, i, o, n]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, u, s, i, o, n])
   Call: (202) [system] _161118=[c, l, u, s, i, o, n]
   Exit: (202) [system] [c, l, u, s, i, o, n]=[c, l, u, s, i, o, n]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, l, u, s, i, o, n])
   Call: (201) [system] _147182=[n, c, l, u, s, i, o, n]
   Exit: (201) [system] [n, c, l, u, s, i, o, n]=[n, c, l, u, s, i, o, n]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, l, u, s, i, o, n])
   Call: (200) [system] _133246=[o, n, c, l, u, s, i, o, n]
   Exit: (200) [system] [o, n, c, l, u, s, i, o, n]=[o, n, c, l, u, s, i, o, n]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, c, l, u, s, i, o, n])
   Call: (199) [system] _119310=[c, o, n, c, l, u, s, i, o, n]
   Exit: (199) [system] [c, o, n, c, l, u, s, i, o, n]=[c, o, n, c, l, u, s, i, o, n]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, o, n, c, l, u, s, i, o, n])
^  Call: (198) [user] classify_and_convert_charseq([$, c, o, n, c, l, u, s, i, o, n], _83800)
^  Call: (199) [user] classify_and_convert_charseq_([$, c, o, n, c, l, u, s, i, o, n], _298700)
   Call: (200) [system] atom_chars(_299632, ['_', c, o, n, c, l, u, s, i, o, n])
   Exit: (200) [system] atom_chars('_conclusion', ['_', c, o, n, c, l, u, s, i, o, n])
^  Exit: (199) [user] classify_and_convert_charseq_([$, c, o, n, c, l, u, s, i, o, n], _conclusion)
   Call: (199) [system] integer(_conclusion)
   Fail: (199) [system] integer(_conclusion)
   Call: (199) [system] _83800=_conclusion
   Exit: (199) [system] _conclusion=_conclusion
^  Exit: (198) [user] classify_and_convert_charseq([$, c, o, n, c, l, u, s, i, o, n], _conclusion)
^  Exit: (197) [user] read_symbolic(')', (0x55fbb4538270), $, _conclusion)
^  Exit: (196) [user] cont_sexpr(')', (0x55fbb4538270), _conclusion)
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _308924)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _310782)
   Exit: (198) [system] peek_char((0x55fbb4538270), ')')
   Call: (198) [system] ')'=(;)
   Fail: (198) [system] ')'=(;)
   Call: (198) [system] ')'=(/)
   Fail: (198) [system] ')'=(/)
^  Call: (198) [user] is_like_space(')')
   Call: (199) [system] char_type(')', 'white')
   Fail: (199) [system] char_type(')', 'white')
   Call: (199) [system] char_type(')', end_of_line)
   Fail: (199) [system] char_type(')', end_of_line)
   Call: (199) [system] char_type(')', space)
   Fail: (199) [system] char_type(')', space)
   Call: (199) [system] char_type(')', cntrl)
   Fail: (199) [system] char_type(')', cntrl)
^  Fail: (198) [user] is_like_space(')')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _326792)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
   Call: (197) [system] ')'=')'
   Exit: (197) [system] ')'=')'
   Call: (197) [system] get_char((0x55fbb4538270), _330582)
   Exit: (197) [system] get_char((0x55fbb4538270), ')')
   Call: (197) [system] _308924=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [])
   Call: (196) [system] _47140=[_conclusion]
   Exit: (196) [system] [_conclusion]=[_conclusion]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [_conclusion])
   Call: (195) [system] _3532=[[_ructor, _proof], _conclusion]
   Exit: (195) [system] [[_ructor, _proof], _conclusion]=[[_ructor, _proof], _conclusion]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [[_ructor, _proof], _conclusion])
   Call: (194) [system] _3524=[:, [_ructor, _proof], _conclusion]
   Exit: (194) [system] [:, [_ructor, _proof], _conclusion]=[:, [_ructor, _proof], _conclusion]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [:, [_ructor, _proof], _conclusion])
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), [:, [_ructor, _proof], _conclusion])
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _344464)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _346322)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
   Call: (194) [system] ' '=(/)
   Fail: (194) [system] ' '=(/)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55fbb4538270), _355916)
   Exit: (194) [system] get_char((0x55fbb4538270), ' ')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _358620)
   Exit: (195) [system] peek_char((0x55fbb4538270), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
   Call: (195) [system] ($)=(/)
   Fail: (195) [system] ($)=(/)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _375554)
   Exit: (193) [system] peek_char((0x55fbb4538270), $)
   Call: (193) [system] ($)=')'
   Fail: (193) [system] ($)=')'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _381124)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _382982)
   Exit: (195) [system] peek_char((0x55fbb4538270), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
   Call: (195) [system] ($)=(/)
   Fail: (195) [system] ($)=(/)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _398992)
   Exit: (194) [system] get_char((0x55fbb4538270), $)
   Call: (194) [system] ($)='('
   Fail: (194) [system] ($)='('
   Call: (194) [system] ($)='['
   Fail: (194) [system] ($)='['
   Call: (194) [system] ($)='{'
   Fail: (194) [system] ($)='{'
   Call: (194) [system] ($)='"'
   Fail: (194) [system] ($)='"'
   Call: (194) [system] ($)=!
   Fail: (194) [system] ($)=!
   Call: (194) [system] ($)='\''
   Fail: (194) [system] ($)='\''
   Call: (194) [system] ($)='`'
   Fail: (194) [system] ($)='`'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55fbb4538270), $, _381124)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _416634)
   Call: (196) [system] peek_char((0x55fbb4538270), _417568)
   Exit: (196) [system] peek_char((0x55fbb4538270), q)
^  Call: (196) [user] is_delimiter(q)
   Call: (197) [system] char_type(q, space)
   Fail: (197) [system] char_type(q, space)
   Call: (197) [system] arg(_422288, v('(', ')', end_of_file), q)
   Fail: (197) [system] arg(_423220, v('(', ')', end_of_file), q)
^  Fail: (196) [user] is_delimiter(q)
   Call: (196) [system] ')'==q
   Fail: (196) [system] ')'==q
   Call: (196) [system] get_char((0x55fbb4538270), q)
   Exit: (196) [system] get_char((0x55fbb4538270), q)
   Call: (196) [system] q=(\)
   Fail: (196) [system] q=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _430570)
   Call: (197) [system] peek_char((0x55fbb4538270), _431504)
   Exit: (197) [system] peek_char((0x55fbb4538270), u)
^  Call: (197) [user] is_delimiter(u)
   Call: (198) [system] char_type(u, space)
   Fail: (198) [system] char_type(u, space)
   Call: (198) [system] arg(_436224, v('(', ')', end_of_file), u)
   Fail: (198) [system] arg(_437156, v('(', ')', end_of_file), u)
^  Fail: (197) [user] is_delimiter(u)
   Call: (197) [system] ')'==u
   Fail: (197) [system] ')'==u
   Call: (197) [system] get_char((0x55fbb4538270), u)
   Exit: (197) [system] get_char((0x55fbb4538270), u)
   Call: (197) [system] u=(\)
   Fail: (197) [system] u=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _444506)
   Call: (198) [system] peek_char((0x55fbb4538270), _445440)
   Exit: (198) [system] peek_char((0x55fbb4538270), e)
^  Call: (198) [user] is_delimiter(e)
   Call: (199) [system] char_type(e, space)
   Fail: (199) [system] char_type(e, space)
   Call: (199) [system] arg(_450160, v('(', ')', end_of_file), e)
   Fail: (199) [system] arg(_451092, v('(', ')', end_of_file), e)
^  Fail: (198) [user] is_delimiter(e)
   Call: (198) [system] ')'==e
   Fail: (198) [system] ')'==e
   Call: (198) [system] get_char((0x55fbb4538270), e)
   Exit: (198) [system] get_char((0x55fbb4538270), e)
   Call: (198) [system] e=(\)
   Fail: (198) [system] e=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _458442)
   Call: (199) [system] peek_char((0x55fbb4538270), _459376)
   Exit: (199) [system] peek_char((0x55fbb4538270), r)
^  Call: (199) [user] is_delimiter(r)
   Call: (200) [system] char_type(r, space)
   Fail: (200) [system] char_type(r, space)
   Call: (200) [system] arg(_464096, v('(', ')', end_of_file), r)
   Fail: (200) [system] arg(_465028, v('(', ')', end_of_file), r)
^  Fail: (199) [user] is_delimiter(r)
   Call: (199) [system] ')'==r
   Fail: (199) [system] ')'==r
   Call: (199) [system] get_char((0x55fbb4538270), r)
   Exit: (199) [system] get_char((0x55fbb4538270), r)
   Call: (199) [system] r=(\)
   Fail: (199) [system] r=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _472378)
   Call: (200) [system] peek_char((0x55fbb4538270), _473312)
   Exit: (200) [system] peek_char((0x55fbb4538270), y)
^  Call: (200) [user] is_delimiter(y)
   Call: (201) [system] char_type(y, space)
   Fail: (201) [system] char_type(y, space)
   Call: (201) [system] arg(_478032, v('(', ')', end_of_file), y)
   Fail: (201) [system] arg(_478964, v('(', ')', end_of_file), y)
^  Fail: (200) [user] is_delimiter(y)
   Call: (200) [system] ')'==y
   Fail: (200) [system] ')'==y
   Call: (200) [system] get_char((0x55fbb4538270), y)
   Exit: (200) [system] get_char((0x55fbb4538270), y)
   Call: (200) [system] y=(\)
   Fail: (200) [system] y=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _486314)
   Call: (201) [system] peek_char((0x55fbb4538270), _487248)
   Exit: (201) [system] peek_char((0x55fbb4538270), ')')
^  Call: (201) [user] is_delimiter(')')
   Call: (202) [system] char_type(')', space)
   Fail: (202) [system] char_type(')', space)
   Call: (202) [system] arg(_491968, v('(', ')', end_of_file), ')')
   Exit: (202) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (201) [user] is_delimiter(')')
   Call: (201) [system] _486314=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (200) [system] _472378=[y]
   Exit: (200) [system] [y]=[y]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [y])
   Call: (199) [system] _458442=[r, y]
   Exit: (199) [system] [r, y]=[r, y]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, y])
   Call: (198) [system] _444506=[e, r, y]
   Exit: (198) [system] [e, r, y]=[e, r, y]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, r, y])
   Call: (197) [system] _430570=[u, e, r, y]
   Exit: (197) [system] [u, e, r, y]=[u, e, r, y]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, e, r, y])
   Call: (196) [system] _416634=[q, u, e, r, y]
   Exit: (196) [system] [q, u, e, r, y]=[q, u, e, r, y]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [q, u, e, r, y])
^  Call: (195) [user] classify_and_convert_charseq([$, q, u, e, r, y], _381124)
^  Call: (196) [user] classify_and_convert_charseq_([$, q, u, e, r, y], _512374)
   Call: (197) [system] atom_chars(_513306, ['_', q, u, e, r, y])
   Exit: (197) [system] atom_chars('_query', ['_', q, u, e, r, y])
^  Exit: (196) [user] classify_and_convert_charseq_([$, q, u, e, r, y], _query)
   Call: (196) [system] integer(_query)
   Fail: (196) [system] integer(_query)
   Call: (196) [system] _381124=_query
   Exit: (196) [system] _query=_query
^  Exit: (195) [user] classify_and_convert_charseq([$, q, u, e, r, y], _query)
^  Exit: (194) [user] read_symbolic(')', (0x55fbb4538270), $, _query)
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), _query)
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _522598)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _524456)
   Exit: (195) [system] peek_char((0x55fbb4538270), ')')
   Call: (195) [system] ')'=(;)
   Fail: (195) [system] ')'=(;)
   Call: (195) [system] ')'=(/)
   Fail: (195) [system] ')'=(/)
^  Call: (195) [user] is_like_space(')')
   Call: (196) [system] char_type(')', 'white')
   Fail: (196) [system] char_type(')', 'white')
   Call: (196) [system] char_type(')', end_of_line)
   Fail: (196) [system] char_type(')', end_of_line)
   Call: (196) [system] char_type(')', space)
   Fail: (196) [system] char_type(')', space)
   Call: (196) [system] char_type(')', cntrl)
   Fail: (196) [system] char_type(')', cntrl)
^  Fail: (195) [user] is_like_space(')')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _540466)
   Exit: (194) [system] peek_char((0x55fbb4538270), ')')
   Call: (194) [system] ')'=')'
   Exit: (194) [system] ')'=')'
   Call: (194) [system] get_char((0x55fbb4538270), _544256)
   Exit: (194) [system] get_char((0x55fbb4538270), ')')
   Call: (194) [system] _522598=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [])
   Call: (193) [system] _344464=[_query]
   Exit: (193) [system] [_query]=[_query]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [_query])
   Call: (192) [system] _3518=[[:, [_ructor, _proof], _conclusion], _query]
   Exit: (192) [system] [[:, [_ructor, _proof], _conclusion], _query]=[[:, [_ructor, _proof], _conclusion], _query]
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), [[:, [_ructor, _proof], _conclusion], _query])
^  Exit: (190) [user] cont_sexpr(')', (0x55fbb4538270), [[:, [_ructor, _proof], _conclusion], _query])
^  Call: (190) [user] read_list(')', (0x55fbb4538270), _555344)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _557202)
   Exit: (192) [system] peek_char((0x55fbb4538270), '\n')
   Call: (192) [system] '\n'=(;)
   Fail: (192) [system] '\n'=(;)
   Call: (192) [system] '\n'=(/)
   Fail: (192) [system] '\n'=(/)
^  Call: (192) [user] is_like_space('\n')
   Call: (193) [system] char_type('\n', 'white')
   Fail: (193) [system] char_type('\n', 'white')
   Call: (193) [system] char_type('\n', end_of_line)
   Exit: (193) [system] char_type('\n', end_of_line)
^  Exit: (192) [user] is_like_space('\n')
   Call: (192) [system] get_char((0x55fbb4538270), _568652)
   Exit: (192) [system] get_char((0x55fbb4538270), '\n')
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _571356)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _580950)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _583654)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
   Call: (194) [system] ' '=(/)
   Fail: (194) [system] ' '=(/)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55fbb4538270), _593248)
   Exit: (194) [system] get_char((0x55fbb4538270), ' ')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _595952)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _605546)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _608250)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _617844)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _620548)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _630142)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _632846)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _642440)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _645144)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _654738)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _657442)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _667036)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _669740)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _679334)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _682038)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _691632)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _694336)
   Exit: (203) [system] peek_char((0x55fbb4538270), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
   Call: (203) [system] '('=(/)
   Fail: (203) [system] '('=(/)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _720510)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=')'
   Fail: (191) [system] '('=')'
   Call: (191) [system] '('=end_of_file
   Fail: (191) [system] '('=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55fbb4538270), _726080)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _727938)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
   Call: (193) [system] '('=(/)
   Fail: (193) [system] '('=(/)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] get_char((0x55fbb4538270), _743948)
   Exit: (192) [system] get_char((0x55fbb4538270), '(')
   Call: (192) [system] '('='('
   Exit: (192) [system] '('='('
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _726080)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _749518)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
   Call: (194) [system] '('=(/)
   Fail: (194) [system] '('=(/)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _765528)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=')'
   Fail: (193) [system] '('=')'
   Call: (193) [system] '('=end_of_file
   Fail: (193) [system] '('=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _771098)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _772956)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
   Call: (195) [system] '('=(/)
   Fail: (195) [system] '('=(/)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _788966)
   Exit: (194) [system] get_char((0x55fbb4538270), '(')
   Call: (194) [system] '('='('
   Exit: (194) [system] '('='('
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _771098)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _794536)
   Exit: (196) [system] peek_char((0x55fbb4538270), :)
   Call: (196) [system] (:)=(;)
   Fail: (196) [system] (:)=(;)
   Call: (196) [system] (:)=(/)
   Fail: (196) [system] (:)=(/)
^  Call: (196) [user] is_like_space(:)
   Call: (197) [system] char_type(:, 'white')
   Fail: (197) [system] char_type(:, 'white')
   Call: (197) [system] char_type(:, end_of_line)
   Fail: (197) [system] char_type(:, end_of_line)
   Call: (197) [system] char_type(:, space)
   Fail: (197) [system] char_type(:, space)
   Call: (197) [system] char_type(:, cntrl)
   Fail: (197) [system] char_type(:, cntrl)
^  Fail: (196) [user] is_like_space(:)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _810546)
   Exit: (195) [system] peek_char((0x55fbb4538270), :)
   Call: (195) [system] (:)=')'
   Fail: (195) [system] (:)=')'
   Call: (195) [system] (:)=end_of_file
   Fail: (195) [system] (:)=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _816116)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _817974)
   Exit: (197) [system] peek_char((0x55fbb4538270), :)
   Call: (197) [system] (:)=(;)
   Fail: (197) [system] (:)=(;)
   Call: (197) [system] (:)=(/)
   Fail: (197) [system] (:)=(/)
^  Call: (197) [user] is_like_space(:)
   Call: (198) [system] char_type(:, 'white')
   Fail: (198) [system] char_type(:, 'white')
   Call: (198) [system] char_type(:, end_of_line)
   Fail: (198) [system] char_type(:, end_of_line)
   Call: (198) [system] char_type(:, space)
   Fail: (198) [system] char_type(:, space)
   Call: (198) [system] char_type(:, cntrl)
   Fail: (198) [system] char_type(:, cntrl)
^  Fail: (197) [user] is_like_space(:)
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _833984)
   Exit: (196) [system] get_char((0x55fbb4538270), :)
   Call: (196) [system] (:)='('
   Fail: (196) [system] (:)='('
   Call: (196) [system] (:)='['
   Fail: (196) [system] (:)='['
   Call: (196) [system] (:)='{'
   Fail: (196) [system] (:)='{'
   Call: (196) [system] (:)='"'
   Fail: (196) [system] (:)='"'
   Call: (196) [system] (:)=!
   Fail: (196) [system] (:)=!
   Call: (196) [system] (:)='\''
   Fail: (196) [system] (:)='\''
   Call: (196) [system] (:)='`'
   Fail: (196) [system] (:)='`'
   Call: (196) [system] (:)=end_of_file
   Fail: (196) [system] (:)=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55fbb4538270), :, _816116)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _851626)
   Call: (198) [system] peek_char((0x55fbb4538270), _852560)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (198) [user] is_delimiter(' ')
   Call: (199) [system] char_type(' ', space)
   Exit: (199) [system] char_type(' ', space)
^  Exit: (198) [user] is_delimiter(' ')
   Call: (198) [system] _851626=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (197) [user] classify_and_convert_charseq([:], _816116)
^  Call: (198) [user] classify_and_convert_charseq_([:], _861844)
^  Call: (200) [system] setup_call_cleanup('$notrace'(_862796, _862798), once(user:catch(read_from_chars([:], _861844), _862778, fail)), '$restore_trace'(_862796, _862798))
^  Call: (201) [system] sig_atomic(system:'$notrace'(_862796, _862798))
^  Exit: (200) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _862778, fail)), system:'$restore_trace'(3, -1))
   Call: (199) [system] atomic(:)
   Exit: (199) [system] atomic(:)
^  Exit: (198) [user] classify_and_convert_charseq_([:], :)
   Call: (198) [system] integer(:)
   Fail: (198) [system] integer(:)
   Call: (198) [system] _816116=(:)
   Exit: (198) [system] (:)=(:)
^  Exit: (197) [user] classify_and_convert_charseq([:], :)
^  Exit: (196) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _874924)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _876782)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _886376)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _889080)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
   Call: (198) [system] ($)=(/)
   Fail: (198) [system] ($)=(/)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _906014)
   Exit: (196) [system] peek_char((0x55fbb4538270), $)
   Call: (196) [system] ($)=')'
   Fail: (196) [system] ($)=')'
   Call: (196) [system] ($)=end_of_file
   Fail: (196) [system] ($)=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55fbb4538270), _911584)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _913442)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
   Call: (198) [system] ($)=(/)
   Fail: (198) [system] ($)=(/)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] get_char((0x55fbb4538270), _929452)
   Exit: (197) [system] get_char((0x55fbb4538270), $)
   Call: (197) [system] ($)='('
   Fail: (197) [system] ($)='('
   Call: (197) [system] ($)='['
   Fail: (197) [system] ($)='['
   Call: (197) [system] ($)='{'
   Fail: (197) [system] ($)='{'
   Call: (197) [system] ($)='"'
   Fail: (197) [system] ($)='"'
   Call: (197) [system] ($)=!
   Fail: (197) [system] ($)=!
   Call: (197) [system] ($)='\''
   Fail: (197) [system] ($)='\''
   Call: (197) [system] ($)='`'
   Fail: (197) [system] ($)='`'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55fbb4538270), $, _911584)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _947094)
   Call: (199) [system] peek_char((0x55fbb4538270), _948028)
   Exit: (199) [system] peek_char((0x55fbb4538270), p)
^  Call: (199) [user] is_delimiter(p)
   Call: (200) [system] char_type(p, space)
   Fail: (200) [system] char_type(p, space)
   Call: (200) [system] arg(_952748, v('(', ')', end_of_file), p)
   Fail: (200) [system] arg(_953680, v('(', ')', end_of_file), p)
^  Fail: (199) [user] is_delimiter(p)
   Call: (199) [system] ')'==p
   Fail: (199) [system] ')'==p
   Call: (199) [system] get_char((0x55fbb4538270), p)
   Exit: (199) [system] get_char((0x55fbb4538270), p)
   Call: (199) [system] p=(\)
   Fail: (199) [system] p=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _961030)
   Call: (200) [system] peek_char((0x55fbb4538270), _961964)
   Exit: (200) [system] peek_char((0x55fbb4538270), r)
^  Call: (200) [user] is_delimiter(r)
   Call: (201) [system] char_type(r, space)
   Fail: (201) [system] char_type(r, space)
   Call: (201) [system] arg(_966684, v('(', ')', end_of_file), r)
   Fail: (201) [system] arg(_967616, v('(', ')', end_of_file), r)
^  Fail: (200) [user] is_delimiter(r)
   Call: (200) [system] ')'==r
   Fail: (200) [system] ')'==r
   Call: (200) [system] get_char((0x55fbb4538270), r)
   Exit: (200) [system] get_char((0x55fbb4538270), r)
   Call: (200) [system] r=(\)
   Fail: (200) [system] r=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _974966)
   Call: (201) [system] peek_char((0x55fbb4538270), _975900)
   Exit: (201) [system] peek_char((0x55fbb4538270), o)
^  Call: (201) [user] is_delimiter(o)
   Call: (202) [system] char_type(o, space)
   Fail: (202) [system] char_type(o, space)
   Call: (202) [system] arg(_980620, v('(', ')', end_of_file), o)
   Fail: (202) [system] arg(_981552, v('(', ')', end_of_file), o)
^  Fail: (201) [user] is_delimiter(o)
   Call: (201) [system] ')'==o
   Fail: (201) [system] ')'==o
   Call: (201) [system] get_char((0x55fbb4538270), o)
   Exit: (201) [system] get_char((0x55fbb4538270), o)
   Call: (201) [system] o=(\)
   Fail: (201) [system] o=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _988902)
   Call: (202) [system] peek_char((0x55fbb4538270), _989836)
   Exit: (202) [system] peek_char((0x55fbb4538270), o)
^  Call: (202) [user] is_delimiter(o)
   Call: (203) [system] char_type(o, space)
   Fail: (203) [system] char_type(o, space)
   Call: (203) [system] arg(_994556, v('(', ')', end_of_file), o)
   Fail: (203) [system] arg(_995488, v('(', ')', end_of_file), o)
^  Fail: (202) [user] is_delimiter(o)
   Call: (202) [system] ')'==o
   Fail: (202) [system] ')'==o
   Call: (202) [system] get_char((0x55fbb4538270), o)
   Exit: (202) [system] get_char((0x55fbb4538270), o)
   Call: (202) [system] o=(\)
   Fail: (202) [system] o=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1002838)
   Call: (203) [system] peek_char((0x55fbb4538270), _1003772)
   Exit: (203) [system] peek_char((0x55fbb4538270), f)
^  Call: (203) [user] is_delimiter(f)
   Call: (204) [system] char_type(f, space)
   Fail: (204) [system] char_type(f, space)
   Call: (204) [system] arg(_1008492, v('(', ')', end_of_file), f)
   Fail: (204) [system] arg(_1009424, v('(', ')', end_of_file), f)
^  Fail: (203) [user] is_delimiter(f)
   Call: (203) [system] ')'==f
   Fail: (203) [system] ')'==f
   Call: (203) [system] get_char((0x55fbb4538270), f)
   Exit: (203) [system] get_char((0x55fbb4538270), f)
   Call: (203) [system] f=(\)
   Fail: (203) [system] f=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1016774)
   Call: (204) [system] peek_char((0x55fbb4538270), _1017708)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (204) [user] is_delimiter(' ')
   Call: (205) [system] char_type(' ', space)
   Exit: (205) [system] char_type(' ', space)
^  Exit: (204) [user] is_delimiter(' ')
   Call: (204) [system] _1016774=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (203) [system] _1002838=[f]
   Exit: (203) [system] [f]=[f]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [f])
   Call: (202) [system] _988902=[o, f]
   Exit: (202) [system] [o, f]=[o, f]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, f])
   Call: (201) [system] _974966=[o, o, f]
   Exit: (201) [system] [o, o, f]=[o, o, f]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, o, f])
   Call: (200) [system] _961030=[r, o, o, f]
   Exit: (200) [system] [r, o, o, f]=[r, o, o, f]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, o, f])
   Call: (199) [system] _947094=[p, r, o, o, f]
   Exit: (199) [system] [p, r, o, o, f]=[p, r, o, o, f]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, o, o, f])
^  Call: (198) [user] classify_and_convert_charseq([$, p, r, o, o, f], _911584)
^  Call: (199) [user] classify_and_convert_charseq_([$, p, r, o, o, f], _1040962)
   Call: (200) [system] atom_chars(_1041894, ['_', p, r, o, o, f])
   Exit: (200) [system] atom_chars('_proof', ['_', p, r, o, o, f])
^  Exit: (199) [user] classify_and_convert_charseq_([$, p, r, o, o, f], _proof)
   Call: (199) [system] integer(_proof)
   Fail: (199) [system] integer(_proof)
   Call: (199) [system] _911584=_proof
   Exit: (199) [system] _proof=_proof
^  Exit: (198) [user] classify_and_convert_charseq([$, p, r, o, o, f], _proof)
^  Exit: (197) [user] read_symbolic(')', (0x55fbb4538270), $, _proof)
^  Exit: (196) [user] cont_sexpr(')', (0x55fbb4538270), _proof)
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _1051186)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1053044)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _1062638)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1065342)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
   Call: (199) [system] ($)=(/)
   Fail: (199) [system] ($)=(/)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1082276)
   Exit: (197) [system] peek_char((0x55fbb4538270), $)
   Call: (197) [system] ($)=')'
   Fail: (197) [system] ($)=')'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _1087846)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1089704)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
   Call: (199) [system] ($)=(/)
   Fail: (199) [system] ($)=(/)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _1105714)
   Exit: (198) [system] get_char((0x55fbb4538270), $)
   Call: (198) [system] ($)='('
   Fail: (198) [system] ($)='('
   Call: (198) [system] ($)='['
   Fail: (198) [system] ($)='['
   Call: (198) [system] ($)='{'
   Fail: (198) [system] ($)='{'
   Call: (198) [system] ($)='"'
   Fail: (198) [system] ($)='"'
   Call: (198) [system] ($)=!
   Fail: (198) [system] ($)=!
   Call: (198) [system] ($)='\''
   Fail: (198) [system] ($)='\''
   Call: (198) [system] ($)='`'
   Fail: (198) [system] ($)='`'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55fbb4538270), $, _1087846)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _1123356)
   Call: (200) [system] peek_char((0x55fbb4538270), _1124290)
   Exit: (200) [system] peek_char((0x55fbb4538270), p)
^  Call: (200) [user] is_delimiter(p)
   Call: (201) [system] char_type(p, space)
   Fail: (201) [system] char_type(p, space)
   Call: (201) [system] arg(_1129010, v('(', ')', end_of_file), p)
   Fail: (201) [system] arg(_1129942, v('(', ')', end_of_file), p)
^  Fail: (200) [user] is_delimiter(p)
   Call: (200) [system] ')'==p
   Fail: (200) [system] ')'==p
   Call: (200) [system] get_char((0x55fbb4538270), p)
   Exit: (200) [system] get_char((0x55fbb4538270), p)
   Call: (200) [system] p=(\)
   Fail: (200) [system] p=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _1137292)
   Call: (201) [system] peek_char((0x55fbb4538270), _1138226)
   Exit: (201) [system] peek_char((0x55fbb4538270), r)
^  Call: (201) [user] is_delimiter(r)
   Call: (202) [system] char_type(r, space)
   Fail: (202) [system] char_type(r, space)
   Call: (202) [system] arg(_1142946, v('(', ')', end_of_file), r)
   Fail: (202) [system] arg(_1143878, v('(', ')', end_of_file), r)
^  Fail: (201) [user] is_delimiter(r)
   Call: (201) [system] ')'==r
   Fail: (201) [system] ')'==r
   Call: (201) [system] get_char((0x55fbb4538270), r)
   Exit: (201) [system] get_char((0x55fbb4538270), r)
   Call: (201) [system] r=(\)
   Fail: (201) [system] r=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1151228)
   Call: (202) [system] peek_char((0x55fbb4538270), _1152162)
   Exit: (202) [system] peek_char((0x55fbb4538270), e)
^  Call: (202) [user] is_delimiter(e)
   Call: (203) [system] char_type(e, space)
   Fail: (203) [system] char_type(e, space)
   Call: (203) [system] arg(_1156882, v('(', ')', end_of_file), e)
   Fail: (203) [system] arg(_1157814, v('(', ')', end_of_file), e)
^  Fail: (202) [user] is_delimiter(e)
   Call: (202) [system] ')'==e
   Fail: (202) [system] ')'==e
   Call: (202) [system] get_char((0x55fbb4538270), e)
   Exit: (202) [system] get_char((0x55fbb4538270), e)
   Call: (202) [system] e=(\)
   Fail: (202) [system] e=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1165164)
   Call: (203) [system] peek_char((0x55fbb4538270), _1166098)
   Exit: (203) [system] peek_char((0x55fbb4538270), m)
^  Call: (203) [user] is_delimiter(m)
   Call: (204) [system] char_type(m, space)
   Fail: (204) [system] char_type(m, space)
   Call: (204) [system] arg(_1170818, v('(', ')', end_of_file), m)
   Fail: (204) [system] arg(_1171750, v('(', ')', end_of_file), m)
^  Fail: (203) [user] is_delimiter(m)
   Call: (203) [system] ')'==m
   Fail: (203) [system] ')'==m
   Call: (203) [system] get_char((0x55fbb4538270), m)
   Exit: (203) [system] get_char((0x55fbb4538270), m)
   Call: (203) [system] m=(\)
   Fail: (203) [system] m=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1179100)
   Call: (204) [system] peek_char((0x55fbb4538270), _1180034)
   Exit: (204) [system] peek_char((0x55fbb4538270), i)
^  Call: (204) [user] is_delimiter(i)
   Call: (205) [system] char_type(i, space)
   Fail: (205) [system] char_type(i, space)
   Call: (205) [system] arg(_1184754, v('(', ')', end_of_file), i)
   Fail: (205) [system] arg(_1185686, v('(', ')', end_of_file), i)
^  Fail: (204) [user] is_delimiter(i)
   Call: (204) [system] ')'==i
   Fail: (204) [system] ')'==i
   Call: (204) [system] get_char((0x55fbb4538270), i)
   Exit: (204) [system] get_char((0x55fbb4538270), i)
   Call: (204) [system] i=(\)
   Fail: (204) [system] i=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1193036)
   Call: (205) [system] peek_char((0x55fbb4538270), _1193970)
   Exit: (205) [system] peek_char((0x55fbb4538270), s)
^  Call: (205) [user] is_delimiter(s)
   Call: (206) [system] char_type(s, space)
   Fail: (206) [system] char_type(s, space)
   Call: (206) [system] arg(_1198690, v('(', ')', end_of_file), s)
   Fail: (206) [system] arg(_1199622, v('(', ')', end_of_file), s)
^  Fail: (205) [user] is_delimiter(s)
   Call: (205) [system] ')'==s
   Fail: (205) [system] ')'==s
   Call: (205) [system] get_char((0x55fbb4538270), s)
   Exit: (205) [system] get_char((0x55fbb4538270), s)
   Call: (205) [system] s=(\)
   Fail: (205) [system] s=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1206972)
   Call: (206) [system] peek_char((0x55fbb4538270), _1207906)
   Exit: (206) [system] peek_char((0x55fbb4538270), e)
^  Call: (206) [user] is_delimiter(e)
   Call: (207) [system] char_type(e, space)
   Fail: (207) [system] char_type(e, space)
   Call: (207) [system] arg(_1212626, v('(', ')', end_of_file), e)
   Fail: (207) [system] arg(_1213558, v('(', ')', end_of_file), e)
^  Fail: (206) [user] is_delimiter(e)
   Call: (206) [system] ')'==e
   Fail: (206) [system] ')'==e
   Call: (206) [system] get_char((0x55fbb4538270), e)
   Exit: (206) [system] get_char((0x55fbb4538270), e)
   Call: (206) [system] e=(\)
   Fail: (206) [system] e=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1220908)
   Call: (207) [system] peek_char((0x55fbb4538270), _1221842)
   Exit: (207) [system] peek_char((0x55fbb4538270), ')')
^  Call: (207) [user] is_delimiter(')')
   Call: (208) [system] char_type(')', space)
   Fail: (208) [system] char_type(')', space)
   Call: (208) [system] arg(_1226562, v('(', ')', end_of_file), ')')
   Exit: (208) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (207) [user] is_delimiter(')')
   Call: (207) [system] _1220908=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (206) [system] _1206972=[e]
   Exit: (206) [system] [e]=[e]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (205) [system] _1193036=[s, e]
   Exit: (205) [system] [s, e]=[s, e]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e])
   Call: (204) [system] _1179100=[i, s, e]
   Exit: (204) [system] [i, s, e]=[i, s, e]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, e])
   Call: (203) [system] _1165164=[m, i, s, e]
   Exit: (203) [system] [m, i, s, e]=[m, i, s, e]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, i, s, e])
   Call: (202) [system] _1151228=[e, m, i, s, e]
   Exit: (202) [system] [e, m, i, s, e]=[e, m, i, s, e]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, m, i, s, e])
   Call: (201) [system] _1137292=[r, e, m, i, s, e]
   Exit: (201) [system] [r, e, m, i, s, e]=[r, e, m, i, s, e]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, e, m, i, s, e])
   Call: (200) [system] _1123356=[p, r, e, m, i, s, e]
   Exit: (200) [system] [p, r, e, m, i, s, e]=[p, r, e, m, i, s, e]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, e, m, i, s, e])
^  Call: (199) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e], _1087846)
^  Call: (200) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e], _1252556)
   Call: (201) [system] atom_chars(_1253488, ['_', p, r, e, m, i, s, e])
   Exit: (201) [system] atom_chars('_premise', ['_', p, r, e, m, i, s, e])
^  Exit: (200) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e], _premise)
   Call: (200) [system] integer(_premise)
   Fail: (200) [system] integer(_premise)
   Call: (200) [system] _1087846=_premise
   Exit: (200) [system] _premise=_premise
^  Exit: (199) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e], _premise)
^  Exit: (198) [user] read_symbolic(')', (0x55fbb4538270), $, _premise)
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), _premise)
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _1262780)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1264638)
   Exit: (199) [system] peek_char((0x55fbb4538270), ')')
   Call: (199) [system] ')'=(;)
   Fail: (199) [system] ')'=(;)
   Call: (199) [system] ')'=(/)
   Fail: (199) [system] ')'=(/)
^  Call: (199) [user] is_like_space(')')
   Call: (200) [system] char_type(')', 'white')
   Fail: (200) [system] char_type(')', 'white')
   Call: (200) [system] char_type(')', end_of_line)
   Fail: (200) [system] char_type(')', end_of_line)
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] char_type(')', cntrl)
   Fail: (200) [system] char_type(')', cntrl)
^  Fail: (199) [user] is_like_space(')')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1280648)
   Exit: (198) [system] peek_char((0x55fbb4538270), ')')
   Call: (198) [system] ')'=')'
   Exit: (198) [system] ')'=')'
   Call: (198) [system] get_char((0x55fbb4538270), _1284438)
   Exit: (198) [system] get_char((0x55fbb4538270), ')')
   Call: (198) [system] _1262780=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [])
   Call: (197) [system] _1051186=[_premise]
   Exit: (197) [system] [_premise]=[_premise]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [_premise])
   Call: (196) [system] _874924=[_proof, _premise]
   Exit: (196) [system] [_proof, _premise]=[_proof, _premise]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [_proof, _premise])
   Call: (195) [system] _771098=[:, _proof, _premise]
   Exit: (195) [system] [:, _proof, _premise]=[:, _proof, _premise]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [:, _proof, _premise])
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), [:, _proof, _premise])
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _1298320)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1300178)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _1309772)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1312476)
   Exit: (196) [system] peek_char((0x55fbb4538270), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
   Call: (196) [system] '('=(/)
   Fail: (196) [system] '('=(/)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1329410)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=')'
   Fail: (194) [system] '('=')'
   Call: (194) [system] '('=end_of_file
   Fail: (194) [system] '('=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _1334980)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1336838)
   Exit: (196) [system] peek_char((0x55fbb4538270), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
   Call: (196) [system] '('=(/)
   Fail: (196) [system] '('=(/)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _1352848)
   Exit: (195) [system] get_char((0x55fbb4538270), '(')
   Call: (195) [system] '('='('
   Exit: (195) [system] '('='('
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _1334980)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1358418)
   Exit: (197) [system] peek_char((0x55fbb4538270), s)
   Call: (197) [system] s=(;)
   Fail: (197) [system] s=(;)
   Call: (197) [system] s=(/)
   Fail: (197) [system] s=(/)
^  Call: (197) [user] is_like_space(s)
   Call: (198) [system] char_type(s, 'white')
   Fail: (198) [system] char_type(s, 'white')
   Call: (198) [system] char_type(s, end_of_line)
   Fail: (198) [system] char_type(s, end_of_line)
   Call: (198) [system] char_type(s, space)
   Fail: (198) [system] char_type(s, space)
   Call: (198) [system] char_type(s, cntrl)
   Fail: (198) [system] char_type(s, cntrl)
^  Fail: (197) [user] is_like_space(s)
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1374428)
   Exit: (196) [system] peek_char((0x55fbb4538270), s)
   Call: (196) [system] s=')'
   Fail: (196) [system] s=')'
   Call: (196) [system] s=end_of_file
   Fail: (196) [system] s=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55fbb4538270), _1379998)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1381856)
   Exit: (198) [system] peek_char((0x55fbb4538270), s)
   Call: (198) [system] s=(;)
   Fail: (198) [system] s=(;)
   Call: (198) [system] s=(/)
   Fail: (198) [system] s=(/)
^  Call: (198) [user] is_like_space(s)
   Call: (199) [system] char_type(s, 'white')
   Fail: (199) [system] char_type(s, 'white')
   Call: (199) [system] char_type(s, end_of_line)
   Fail: (199) [system] char_type(s, end_of_line)
   Call: (199) [system] char_type(s, space)
   Fail: (199) [system] char_type(s, space)
   Call: (199) [system] char_type(s, cntrl)
   Fail: (199) [system] char_type(s, cntrl)
^  Fail: (198) [user] is_like_space(s)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] get_char((0x55fbb4538270), _1397866)
   Exit: (197) [system] get_char((0x55fbb4538270), s)
   Call: (197) [system] s='('
   Fail: (197) [system] s='('
   Call: (197) [system] s='['
   Fail: (197) [system] s='['
   Call: (197) [system] s='{'
   Fail: (197) [system] s='{'
   Call: (197) [system] s='"'
   Fail: (197) [system] s='"'
   Call: (197) [system] s=!
   Fail: (197) [system] s=!
   Call: (197) [system] s='\''
   Fail: (197) [system] s='\''
   Call: (197) [system] s='`'
   Fail: (197) [system] s='`'
   Call: (197) [system] s=end_of_file
   Fail: (197) [system] s=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55fbb4538270), s, _1379998)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _1415508)
   Call: (199) [system] peek_char((0x55fbb4538270), _1416442)
   Exit: (199) [system] peek_char((0x55fbb4538270), y)
^  Call: (199) [user] is_delimiter(y)
   Call: (200) [system] char_type(y, space)
   Fail: (200) [system] char_type(y, space)
   Call: (200) [system] arg(_1421162, v('(', ')', end_of_file), y)
   Fail: (200) [system] arg(_1422094, v('(', ')', end_of_file), y)
^  Fail: (199) [user] is_delimiter(y)
   Call: (199) [system] ')'==y
   Fail: (199) [system] ')'==y
   Call: (199) [system] get_char((0x55fbb4538270), y)
   Exit: (199) [system] get_char((0x55fbb4538270), y)
   Call: (199) [system] y=(\)
   Fail: (199) [system] y=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _1429444)
   Call: (200) [system] peek_char((0x55fbb4538270), _1430378)
   Exit: (200) [system] peek_char((0x55fbb4538270), n)
^  Call: (200) [user] is_delimiter(n)
   Call: (201) [system] char_type(n, space)
   Fail: (201) [system] char_type(n, space)
   Call: (201) [system] arg(_1435098, v('(', ')', end_of_file), n)
   Fail: (201) [system] arg(_1436030, v('(', ')', end_of_file), n)
^  Fail: (200) [user] is_delimiter(n)
   Call: (200) [system] ')'==n
   Fail: (200) [system] ')'==n
   Call: (200) [system] get_char((0x55fbb4538270), n)
   Exit: (200) [system] get_char((0x55fbb4538270), n)
   Call: (200) [system] n=(\)
   Fail: (200) [system] n=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _1443380)
   Call: (201) [system] peek_char((0x55fbb4538270), _1444314)
   Exit: (201) [system] peek_char((0x55fbb4538270), t)
^  Call: (201) [user] is_delimiter(t)
   Call: (202) [system] char_type(t, space)
   Fail: (202) [system] char_type(t, space)
   Call: (202) [system] arg(_1449034, v('(', ')', end_of_file), t)
   Fail: (202) [system] arg(_1449966, v('(', ')', end_of_file), t)
^  Fail: (201) [user] is_delimiter(t)
   Call: (201) [system] ')'==t
   Fail: (201) [system] ')'==t
   Call: (201) [system] get_char((0x55fbb4538270), t)
   Exit: (201) [system] get_char((0x55fbb4538270), t)
   Call: (201) [system] t=(\)
   Fail: (201) [system] t=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1457316)
   Call: (202) [system] peek_char((0x55fbb4538270), _1458250)
   Exit: (202) [system] peek_char((0x55fbb4538270), h)
^  Call: (202) [user] is_delimiter(h)
   Call: (203) [system] char_type(h, space)
   Fail: (203) [system] char_type(h, space)
   Call: (203) [system] arg(_1462970, v('(', ')', end_of_file), h)
   Fail: (203) [system] arg(_1463902, v('(', ')', end_of_file), h)
^  Fail: (202) [user] is_delimiter(h)
   Call: (202) [system] ')'==h
   Fail: (202) [system] ')'==h
   Call: (202) [system] get_char((0x55fbb4538270), h)
   Exit: (202) [system] get_char((0x55fbb4538270), h)
   Call: (202) [system] h=(\)
   Fail: (202) [system] h=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1471252)
   Call: (203) [system] peek_char((0x55fbb4538270), _1472186)
   Exit: (203) [system] peek_char((0x55fbb4538270), e)
^  Call: (203) [user] is_delimiter(e)
   Call: (204) [system] char_type(e, space)
   Fail: (204) [system] char_type(e, space)
   Call: (204) [system] arg(_1476906, v('(', ')', end_of_file), e)
   Fail: (204) [system] arg(_1477838, v('(', ')', end_of_file), e)
^  Fail: (203) [user] is_delimiter(e)
   Call: (203) [system] ')'==e
   Fail: (203) [system] ')'==e
   Call: (203) [system] get_char((0x55fbb4538270), e)
   Exit: (203) [system] get_char((0x55fbb4538270), e)
   Call: (203) [system] e=(\)
   Fail: (203) [system] e=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1485188)
   Call: (204) [system] peek_char((0x55fbb4538270), _1486122)
   Exit: (204) [system] peek_char((0x55fbb4538270), s)
^  Call: (204) [user] is_delimiter(s)
   Call: (205) [system] char_type(s, space)
   Fail: (205) [system] char_type(s, space)
   Call: (205) [system] arg(_1490842, v('(', ')', end_of_file), s)
   Fail: (205) [system] arg(_1491774, v('(', ')', end_of_file), s)
^  Fail: (204) [user] is_delimiter(s)
   Call: (204) [system] ')'==s
   Fail: (204) [system] ')'==s
   Call: (204) [system] get_char((0x55fbb4538270), s)
   Exit: (204) [system] get_char((0x55fbb4538270), s)
   Call: (204) [system] s=(\)
   Fail: (204) [system] s=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1499124)
   Call: (205) [system] peek_char((0x55fbb4538270), _1500058)
   Exit: (205) [system] peek_char((0x55fbb4538270), i)
^  Call: (205) [user] is_delimiter(i)
   Call: (206) [system] char_type(i, space)
   Fail: (206) [system] char_type(i, space)
   Call: (206) [system] arg(_1504778, v('(', ')', end_of_file), i)
   Fail: (206) [system] arg(_1505710, v('(', ')', end_of_file), i)
^  Fail: (205) [user] is_delimiter(i)
   Call: (205) [system] ')'==i
   Fail: (205) [system] ')'==i
   Call: (205) [system] get_char((0x55fbb4538270), i)
   Exit: (205) [system] get_char((0x55fbb4538270), i)
   Call: (205) [system] i=(\)
   Fail: (205) [system] i=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1513060)
   Call: (206) [system] peek_char((0x55fbb4538270), _1513994)
   Exit: (206) [system] peek_char((0x55fbb4538270), z)
^  Call: (206) [user] is_delimiter(z)
   Call: (207) [system] char_type(z, space)
   Fail: (207) [system] char_type(z, space)
   Call: (207) [system] arg(_1518714, v('(', ')', end_of_file), z)
   Fail: (207) [system] arg(_1519646, v('(', ')', end_of_file), z)
^  Fail: (206) [user] is_delimiter(z)
   Call: (206) [system] ')'==z
   Fail: (206) [system] ')'==z
   Call: (206) [system] get_char((0x55fbb4538270), z)
   Exit: (206) [system] get_char((0x55fbb4538270), z)
   Call: (206) [system] z=(\)
   Fail: (206) [system] z=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1526996)
   Call: (207) [system] peek_char((0x55fbb4538270), _1527930)
   Exit: (207) [system] peek_char((0x55fbb4538270), e)
^  Call: (207) [user] is_delimiter(e)
   Call: (208) [system] char_type(e, space)
   Fail: (208) [system] char_type(e, space)
   Call: (208) [system] arg(_1532650, v('(', ')', end_of_file), e)
   Fail: (208) [system] arg(_1533582, v('(', ')', end_of_file), e)
^  Fail: (207) [user] is_delimiter(e)
   Call: (207) [system] ')'==e
   Fail: (207) [system] ')'==e
   Call: (207) [system] get_char((0x55fbb4538270), e)
   Exit: (207) [system] get_char((0x55fbb4538270), e)
   Call: (207) [system] e=(\)
   Fail: (207) [system] e=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1540932)
   Call: (208) [system] peek_char((0x55fbb4538270), _1541866)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (208) [user] is_delimiter(' ')
   Call: (209) [system] char_type(' ', space)
   Exit: (209) [system] char_type(' ', space)
^  Exit: (208) [user] is_delimiter(' ')
   Call: (208) [system] _1540932=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (207) [system] _1526996=[e]
   Exit: (207) [system] [e]=[e]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (206) [system] _1513060=[z, e]
   Exit: (206) [system] [z, e]=[z, e]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [z, e])
   Call: (205) [system] _1499124=[i, z, e]
   Exit: (205) [system] [i, z, e]=[i, z, e]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, z, e])
   Call: (204) [system] _1485188=[s, i, z, e]
   Exit: (204) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, i, z, e])
   Call: (203) [system] _1471252=[e, s, i, z, e]
   Exit: (203) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, s, i, z, e])
   Call: (202) [system] _1457316=[h, e, s, i, z, e]
   Exit: (202) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [h, e, s, i, z, e])
   Call: (201) [system] _1443380=[t, h, e, s, i, z, e]
   Exit: (201) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, h, e, s, i, z, e])
   Call: (200) [system] _1429444=[n, t, h, e, s, i, z, e]
   Exit: (200) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, h, e, s, i, z, e])
   Call: (199) [system] _1415508=[y, n, t, h, e, s, i, z, e]
   Exit: (199) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [y, n, t, h, e, s, i, z, e])
^  Call: (198) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], _1379998)
^  Call: (199) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], _1576296)
^  Call: (201) [system] setup_call_cleanup('$notrace'(_1577248, _1577250), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _1576296), _1577230, fail)), '$restore_trace'(_1577248, _1577250))
^  Call: (202) [system] sig_atomic(system:'$notrace'(_1577248, _1577250))
^  Exit: (201) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _1577230, fail)), system:'$restore_trace'(3, -1))
   Call: (200) [system] atomic(synthesize)
   Exit: (200) [system] atomic(synthesize)
^  Exit: (199) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], synthesize)
   Call: (199) [system] integer(synthesize)
   Fail: (199) [system] integer(synthesize)
   Call: (199) [system] _1379998=synthesize
   Exit: (199) [system] synthesize=synthesize
^  Exit: (198) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (197) [user] read_symbolic(')', (0x55fbb4538270), s, synthesize)
^  Exit: (196) [user] cont_sexpr(')', (0x55fbb4538270), synthesize)
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _1589376)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1591234)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _1600828)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1603532)
   Exit: (199) [system] peek_char((0x55fbb4538270), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
   Call: (199) [system] '('=(/)
   Fail: (199) [system] '('=(/)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1620466)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=')'
   Fail: (197) [system] '('=')'
   Call: (197) [system] '('=end_of_file
   Fail: (197) [system] '('=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _1626036)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1627894)
   Exit: (199) [system] peek_char((0x55fbb4538270), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
   Call: (199) [system] '('=(/)
   Fail: (199) [system] '('=(/)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _1643904)
   Exit: (198) [system] get_char((0x55fbb4538270), '(')
   Call: (198) [system] '('='('
   Exit: (198) [system] '('='('
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _1626036)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1649474)
   Exit: (200) [system] peek_char((0x55fbb4538270), :)
   Call: (200) [system] (:)=(;)
   Fail: (200) [system] (:)=(;)
   Call: (200) [system] (:)=(/)
   Fail: (200) [system] (:)=(/)
^  Call: (200) [user] is_like_space(:)
   Call: (201) [system] char_type(:, 'white')
   Fail: (201) [system] char_type(:, 'white')
   Call: (201) [system] char_type(:, end_of_line)
   Fail: (201) [system] char_type(:, end_of_line)
   Call: (201) [system] char_type(:, space)
   Fail: (201) [system] char_type(:, space)
   Call: (201) [system] char_type(:, cntrl)
   Fail: (201) [system] char_type(:, cntrl)
^  Fail: (200) [user] is_like_space(:)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1665484)
   Exit: (199) [system] peek_char((0x55fbb4538270), :)
   Call: (199) [system] (:)=')'
   Fail: (199) [system] (:)=')'
   Call: (199) [system] (:)=end_of_file
   Fail: (199) [system] (:)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _1671054)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1672912)
   Exit: (201) [system] peek_char((0x55fbb4538270), :)
   Call: (201) [system] (:)=(;)
   Fail: (201) [system] (:)=(;)
   Call: (201) [system] (:)=(/)
   Fail: (201) [system] (:)=(/)
^  Call: (201) [user] is_like_space(:)
   Call: (202) [system] char_type(:, 'white')
   Fail: (202) [system] char_type(:, 'white')
   Call: (202) [system] char_type(:, end_of_line)
   Fail: (202) [system] char_type(:, end_of_line)
   Call: (202) [system] char_type(:, space)
   Fail: (202) [system] char_type(:, space)
   Call: (202) [system] char_type(:, cntrl)
   Fail: (202) [system] char_type(:, cntrl)
^  Fail: (201) [user] is_like_space(:)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _1688922)
   Exit: (200) [system] get_char((0x55fbb4538270), :)
   Call: (200) [system] (:)='('
   Fail: (200) [system] (:)='('
   Call: (200) [system] (:)='['
   Fail: (200) [system] (:)='['
   Call: (200) [system] (:)='{'
   Fail: (200) [system] (:)='{'
   Call: (200) [system] (:)='"'
   Fail: (200) [system] (:)='"'
   Call: (200) [system] (:)=!
   Fail: (200) [system] (:)=!
   Call: (200) [system] (:)='\''
   Fail: (200) [system] (:)='\''
   Call: (200) [system] (:)='`'
   Fail: (200) [system] (:)='`'
   Call: (200) [system] (:)=end_of_file
   Fail: (200) [system] (:)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55fbb4538270), :, _1671054)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1706564)
   Call: (202) [system] peek_char((0x55fbb4538270), _1707498)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (202) [user] is_delimiter(' ')
   Call: (203) [system] char_type(' ', space)
   Exit: (203) [system] char_type(' ', space)
^  Exit: (202) [user] is_delimiter(' ')
   Call: (202) [system] _1706564=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (201) [user] classify_and_convert_charseq([:], _1671054)
^  Call: (202) [user] classify_and_convert_charseq_([:], _1716782)
^  Call: (204) [system] setup_call_cleanup('$notrace'(_1717734, _1717736), once(user:catch(read_from_chars([:], _1716782), _1717716, fail)), '$restore_trace'(_1717734, _1717736))
^  Call: (205) [system] sig_atomic(system:'$notrace'(_1717734, _1717736))
^  Exit: (204) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1717716, fail)), system:'$restore_trace'(3, -1))
   Call: (203) [system] atomic(:)
   Exit: (203) [system] atomic(:)
^  Exit: (202) [user] classify_and_convert_charseq_([:], :)
   Call: (202) [system] integer(:)
   Fail: (202) [system] integer(:)
   Call: (202) [system] _1671054=(:)
   Exit: (202) [system] (:)=(:)
^  Exit: (201) [user] classify_and_convert_charseq([:], :)
^  Exit: (200) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _1729862)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1731720)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _1741314)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1744018)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1760952)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _1766522)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1768380)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _1784390)
   Exit: (201) [system] get_char((0x55fbb4538270), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _1766522)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1802032)
   Call: (203) [system] peek_char((0x55fbb4538270), _1802966)
   Exit: (203) [system] peek_char((0x55fbb4538270), p)
^  Call: (203) [user] is_delimiter(p)
   Call: (204) [system] char_type(p, space)
   Fail: (204) [system] char_type(p, space)
   Call: (204) [system] arg(_1807686, v('(', ')', end_of_file), p)
   Fail: (204) [system] arg(_1808618, v('(', ')', end_of_file), p)
^  Fail: (203) [user] is_delimiter(p)
   Call: (203) [system] ')'==p
   Fail: (203) [system] ')'==p
   Call: (203) [system] get_char((0x55fbb4538270), p)
   Exit: (203) [system] get_char((0x55fbb4538270), p)
   Call: (203) [system] p=(\)
   Fail: (203) [system] p=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1815968)
   Call: (204) [system] peek_char((0x55fbb4538270), _1816902)
   Exit: (204) [system] peek_char((0x55fbb4538270), r)
^  Call: (204) [user] is_delimiter(r)
   Call: (205) [system] char_type(r, space)
   Fail: (205) [system] char_type(r, space)
   Call: (205) [system] arg(_1821622, v('(', ')', end_of_file), r)
   Fail: (205) [system] arg(_1822554, v('(', ')', end_of_file), r)
^  Fail: (204) [user] is_delimiter(r)
   Call: (204) [system] ')'==r
   Fail: (204) [system] ')'==r
   Call: (204) [system] get_char((0x55fbb4538270), r)
   Exit: (204) [system] get_char((0x55fbb4538270), r)
   Call: (204) [system] r=(\)
   Fail: (204) [system] r=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1829904)
   Call: (205) [system] peek_char((0x55fbb4538270), _1830838)
   Exit: (205) [system] peek_char((0x55fbb4538270), o)
^  Call: (205) [user] is_delimiter(o)
   Call: (206) [system] char_type(o, space)
   Fail: (206) [system] char_type(o, space)
   Call: (206) [system] arg(_1835558, v('(', ')', end_of_file), o)
   Fail: (206) [system] arg(_1836490, v('(', ')', end_of_file), o)
^  Fail: (205) [user] is_delimiter(o)
   Call: (205) [system] ')'==o
   Fail: (205) [system] ')'==o
   Call: (205) [system] get_char((0x55fbb4538270), o)
   Exit: (205) [system] get_char((0x55fbb4538270), o)
   Call: (205) [system] o=(\)
   Fail: (205) [system] o=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1843840)
   Call: (206) [system] peek_char((0x55fbb4538270), _1844774)
   Exit: (206) [system] peek_char((0x55fbb4538270), o)
^  Call: (206) [user] is_delimiter(o)
   Call: (207) [system] char_type(o, space)
   Fail: (207) [system] char_type(o, space)
   Call: (207) [system] arg(_1849494, v('(', ')', end_of_file), o)
   Fail: (207) [system] arg(_1850426, v('(', ')', end_of_file), o)
^  Fail: (206) [user] is_delimiter(o)
   Call: (206) [system] ')'==o
   Fail: (206) [system] ')'==o
   Call: (206) [system] get_char((0x55fbb4538270), o)
   Exit: (206) [system] get_char((0x55fbb4538270), o)
   Call: (206) [system] o=(\)
   Fail: (206) [system] o=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1857776)
   Call: (207) [system] peek_char((0x55fbb4538270), _1858710)
   Exit: (207) [system] peek_char((0x55fbb4538270), f)
^  Call: (207) [user] is_delimiter(f)
   Call: (208) [system] char_type(f, space)
   Fail: (208) [system] char_type(f, space)
   Call: (208) [system] arg(_1863430, v('(', ')', end_of_file), f)
   Fail: (208) [system] arg(_1864362, v('(', ')', end_of_file), f)
^  Fail: (207) [user] is_delimiter(f)
   Call: (207) [system] ')'==f
   Fail: (207) [system] ')'==f
   Call: (207) [system] get_char((0x55fbb4538270), f)
   Exit: (207) [system] get_char((0x55fbb4538270), f)
   Call: (207) [system] f=(\)
   Fail: (207) [system] f=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1871712)
   Call: (208) [system] peek_char((0x55fbb4538270), _1872646)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (208) [user] is_delimiter(' ')
   Call: (209) [system] char_type(' ', space)
   Exit: (209) [system] char_type(' ', space)
^  Exit: (208) [user] is_delimiter(' ')
   Call: (208) [system] _1871712=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (207) [system] _1857776=[f]
   Exit: (207) [system] [f]=[f]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [f])
   Call: (206) [system] _1843840=[o, f]
   Exit: (206) [system] [o, f]=[o, f]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, f])
   Call: (205) [system] _1829904=[o, o, f]
   Exit: (205) [system] [o, o, f]=[o, o, f]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, o, f])
   Call: (204) [system] _1815968=[r, o, o, f]
   Exit: (204) [system] [r, o, o, f]=[r, o, o, f]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, o, f])
   Call: (203) [system] _1802032=[p, r, o, o, f]
   Exit: (203) [system] [p, r, o, o, f]=[p, r, o, o, f]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, o, o, f])
^  Call: (202) [user] classify_and_convert_charseq([$, p, r, o, o, f], _1766522)
^  Call: (203) [user] classify_and_convert_charseq_([$, p, r, o, o, f], _1895900)
   Call: (204) [system] atom_chars(_1896832, ['_', p, r, o, o, f])
   Exit: (204) [system] atom_chars('_proof', ['_', p, r, o, o, f])
^  Exit: (203) [user] classify_and_convert_charseq_([$, p, r, o, o, f], _proof)
   Call: (203) [system] integer(_proof)
   Fail: (203) [system] integer(_proof)
   Call: (203) [system] _1766522=_proof
   Exit: (203) [system] _proof=_proof
^  Exit: (202) [user] classify_and_convert_charseq([$, p, r, o, o, f], _proof)
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _proof)
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), _proof)
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _1906124)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1907982)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _1917576)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1920280)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1937214)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _1942784)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1944642)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _1960652)
   Exit: (202) [system] get_char((0x55fbb4538270), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _1942784)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1978294)
   Call: (204) [system] peek_char((0x55fbb4538270), _1979228)
   Exit: (204) [system] peek_char((0x55fbb4538270), p)
^  Call: (204) [user] is_delimiter(p)
   Call: (205) [system] char_type(p, space)
   Fail: (205) [system] char_type(p, space)
   Call: (205) [system] arg(_1983948, v('(', ')', end_of_file), p)
   Fail: (205) [system] arg(_1984880, v('(', ')', end_of_file), p)
^  Fail: (204) [user] is_delimiter(p)
   Call: (204) [system] ')'==p
   Fail: (204) [system] ')'==p
   Call: (204) [system] get_char((0x55fbb4538270), p)
   Exit: (204) [system] get_char((0x55fbb4538270), p)
   Call: (204) [system] p=(\)
   Fail: (204) [system] p=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1992230)
   Call: (205) [system] peek_char((0x55fbb4538270), _1993164)
   Exit: (205) [system] peek_char((0x55fbb4538270), r)
^  Call: (205) [user] is_delimiter(r)
   Call: (206) [system] char_type(r, space)
   Fail: (206) [system] char_type(r, space)
   Call: (206) [system] arg(_1997884, v('(', ')', end_of_file), r)
   Fail: (206) [system] arg(_1998816, v('(', ')', end_of_file), r)
^  Fail: (205) [user] is_delimiter(r)
   Call: (205) [system] ')'==r
   Fail: (205) [system] ')'==r
   Call: (205) [system] get_char((0x55fbb4538270), r)
   Exit: (205) [system] get_char((0x55fbb4538270), r)
   Call: (205) [system] r=(\)
   Fail: (205) [system] r=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _2006166)
   Call: (206) [system] peek_char((0x55fbb4538270), _2007100)
   Exit: (206) [system] peek_char((0x55fbb4538270), e)
^  Call: (206) [user] is_delimiter(e)
   Call: (207) [system] char_type(e, space)
   Fail: (207) [system] char_type(e, space)
   Call: (207) [system] arg(_2011820, v('(', ')', end_of_file), e)
   Fail: (207) [system] arg(_2012752, v('(', ')', end_of_file), e)
^  Fail: (206) [user] is_delimiter(e)
   Call: (206) [system] ')'==e
   Fail: (206) [system] ')'==e
   Call: (206) [system] get_char((0x55fbb4538270), e)
   Exit: (206) [system] get_char((0x55fbb4538270), e)
   Call: (206) [system] e=(\)
   Fail: (206) [system] e=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _2020102)
   Call: (207) [system] peek_char((0x55fbb4538270), _2021036)
   Exit: (207) [system] peek_char((0x55fbb4538270), m)
^  Call: (207) [user] is_delimiter(m)
   Call: (208) [system] char_type(m, space)
   Fail: (208) [system] char_type(m, space)
   Call: (208) [system] arg(_2025756, v('(', ')', end_of_file), m)
   Fail: (208) [system] arg(_2026688, v('(', ')', end_of_file), m)
^  Fail: (207) [user] is_delimiter(m)
   Call: (207) [system] ')'==m
   Fail: (207) [system] ')'==m
   Call: (207) [system] get_char((0x55fbb4538270), m)
   Exit: (207) [system] get_char((0x55fbb4538270), m)
   Call: (207) [system] m=(\)
   Fail: (207) [system] m=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _2034038)
   Call: (208) [system] peek_char((0x55fbb4538270), _2034972)
   Exit: (208) [system] peek_char((0x55fbb4538270), i)
^  Call: (208) [user] is_delimiter(i)
   Call: (209) [system] char_type(i, space)
   Fail: (209) [system] char_type(i, space)
   Call: (209) [system] arg(_2039692, v('(', ')', end_of_file), i)
   Fail: (209) [system] arg(_2040624, v('(', ')', end_of_file), i)
^  Fail: (208) [user] is_delimiter(i)
   Call: (208) [system] ')'==i
   Fail: (208) [system] ')'==i
   Call: (208) [system] get_char((0x55fbb4538270), i)
   Exit: (208) [system] get_char((0x55fbb4538270), i)
   Call: (208) [system] i=(\)
   Fail: (208) [system] i=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _2047974)
   Call: (209) [system] peek_char((0x55fbb4538270), _2048908)
   Exit: (209) [system] peek_char((0x55fbb4538270), s)
^  Call: (209) [user] is_delimiter(s)
   Call: (210) [system] char_type(s, space)
   Fail: (210) [system] char_type(s, space)
   Call: (210) [system] arg(_2053628, v('(', ')', end_of_file), s)
   Fail: (210) [system] arg(_2054560, v('(', ')', end_of_file), s)
^  Fail: (209) [user] is_delimiter(s)
   Call: (209) [system] ')'==s
   Fail: (209) [system] ')'==s
   Call: (209) [system] get_char((0x55fbb4538270), s)
   Exit: (209) [system] get_char((0x55fbb4538270), s)
   Call: (209) [system] s=(\)
   Fail: (209) [system] s=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _2061910)
   Call: (210) [system] peek_char((0x55fbb4538270), _2062844)
   Exit: (210) [system] peek_char((0x55fbb4538270), e)
^  Call: (210) [user] is_delimiter(e)
   Call: (211) [system] char_type(e, space)
   Fail: (211) [system] char_type(e, space)
   Call: (211) [system] arg(_2067564, v('(', ')', end_of_file), e)
   Fail: (211) [system] arg(_2068496, v('(', ')', end_of_file), e)
^  Fail: (210) [user] is_delimiter(e)
   Call: (210) [system] ')'==e
   Fail: (210) [system] ')'==e
   Call: (210) [system] get_char((0x55fbb4538270), e)
   Exit: (210) [system] get_char((0x55fbb4538270), e)
   Call: (210) [system] e=(\)
   Fail: (210) [system] e=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _2075846)
   Call: (211) [system] peek_char((0x55fbb4538270), _2076780)
   Exit: (211) [system] peek_char((0x55fbb4538270), ')')
^  Call: (211) [user] is_delimiter(')')
   Call: (212) [system] char_type(')', space)
   Fail: (212) [system] char_type(')', space)
   Call: (212) [system] arg(_2081500, v('(', ')', end_of_file), ')')
   Exit: (212) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (211) [user] is_delimiter(')')
   Call: (211) [system] _2075846=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (210) [system] _2061910=[e]
   Exit: (210) [system] [e]=[e]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (209) [system] _2047974=[s, e]
   Exit: (209) [system] [s, e]=[s, e]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e])
   Call: (208) [system] _2034038=[i, s, e]
   Exit: (208) [system] [i, s, e]=[i, s, e]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, e])
   Call: (207) [system] _2020102=[m, i, s, e]
   Exit: (207) [system] [m, i, s, e]=[m, i, s, e]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, i, s, e])
   Call: (206) [system] _3666=[e, m, i, s, e]
   Exit: (206) [system] [e, m, i, s, e]=[e, m, i, s, e]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, m, i, s, e])
   Call: (205) [system] _3662=[r, e, m, i, s, e]
   Exit: (205) [system] [r, e, m, i, s, e]=[r, e, m, i, s, e]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, e, m, i, s, e])
   Call: (204) [system] _3658=[p, r, e, m, i, s, e]
   Exit: (204) [system] [p, r, e, m, i, s, e]=[p, r, e, m, i, s, e]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, e, m, i, s, e])
^  Call: (203) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e], _3654)
^  Call: (204) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e], _14378)
   Call: (205) [system] atom_chars(_15310, ['_', p, r, e, m, i, s, e])
   Exit: (205) [system] atom_chars('_premise', ['_', p, r, e, m, i, s, e])
^  Exit: (204) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e], _premise)
   Call: (204) [system] integer(_premise)
   Fail: (204) [system] integer(_premise)
   Call: (204) [system] _3654=_premise
   Exit: (204) [system] _premise=_premise
^  Exit: (203) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e], _premise)
^  Exit: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _premise)
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), _premise)
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _24602)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _26460)
   Exit: (203) [system] peek_char((0x55fbb4538270), ')')
   Call: (203) [system] ')'=(;)
   Fail: (203) [system] ')'=(;)
   Call: (203) [system] ')'=(/)
   Fail: (203) [system] ')'=(/)
^  Call: (203) [user] is_like_space(')')
   Call: (204) [system] char_type(')', 'white')
   Fail: (204) [system] char_type(')', 'white')
   Call: (204) [system] char_type(')', end_of_line)
   Fail: (204) [system] char_type(')', end_of_line)
   Call: (204) [system] char_type(')', space)
   Fail: (204) [system] char_type(')', space)
   Call: (204) [system] char_type(')', cntrl)
   Fail: (204) [system] char_type(')', cntrl)
^  Fail: (203) [user] is_like_space(')')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _42470)
   Exit: (202) [system] peek_char((0x55fbb4538270), ')')
   Call: (202) [system] ')'=')'
   Exit: (202) [system] ')'=')'
   Call: (202) [system] get_char((0x55fbb4538270), _46260)
   Exit: (202) [system] get_char((0x55fbb4538270), ')')
   Call: (202) [system] _24602=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [])
   Call: (201) [system] _3650=[_premise]
   Exit: (201) [system] [_premise]=[_premise]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [_premise])
   Call: (200) [system] _3640=[_proof, _premise]
   Exit: (200) [system] [_proof, _premise]=[_proof, _premise]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [_proof, _premise])
   Call: (199) [system] _3632=[:, _proof, _premise]
   Exit: (199) [system] [:, _proof, _premise]=[:, _proof, _premise]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [:, _proof, _premise])
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), [:, _proof, _premise])
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _60142)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _62000)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _71594)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _74298)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
   Call: (200) [system] ($)=(/)
   Fail: (200) [system] ($)=(/)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _91232)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=')'
   Fail: (198) [system] ($)=')'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _96802)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _98660)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
   Call: (200) [system] ($)=(/)
   Fail: (200) [system] ($)=(/)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _114670)
   Exit: (199) [system] get_char((0x55fbb4538270), $)
   Call: (199) [system] ($)='('
   Fail: (199) [system] ($)='('
   Call: (199) [system] ($)='['
   Fail: (199) [system] ($)='['
   Call: (199) [system] ($)='{'
   Fail: (199) [system] ($)='{'
   Call: (199) [system] ($)='"'
   Fail: (199) [system] ($)='"'
   Call: (199) [system] ($)=!
   Fail: (199) [system] ($)=!
   Call: (199) [system] ($)='\''
   Fail: (199) [system] ($)='\''
   Call: (199) [system] ($)='`'
   Fail: (199) [system] ($)='`'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55fbb4538270), $, _96802)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _132312)
   Call: (201) [system] peek_char((0x55fbb4538270), _133246)
   Exit: (201) [system] peek_char((0x55fbb4538270), k)
^  Call: (201) [user] is_delimiter(k)
   Call: (202) [system] char_type(k, space)
   Fail: (202) [system] char_type(k, space)
   Call: (202) [system] arg(_137966, v('(', ')', end_of_file), k)
   Fail: (202) [system] arg(_138898, v('(', ')', end_of_file), k)
^  Fail: (201) [user] is_delimiter(k)
   Call: (201) [system] ')'==k
   Fail: (201) [system] ')'==k
   Call: (201) [system] get_char((0x55fbb4538270), k)
   Exit: (201) [system] get_char((0x55fbb4538270), k)
   Call: (201) [system] k=(\)
   Fail: (201) [system] k=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _146248)
   Call: (202) [system] peek_char((0x55fbb4538270), _147182)
   Exit: (202) [system] peek_char((0x55fbb4538270), b)
^  Call: (202) [user] is_delimiter(b)
   Call: (203) [system] char_type(b, space)
   Fail: (203) [system] char_type(b, space)
   Call: (203) [system] arg(_151902, v('(', ')', end_of_file), b)
   Fail: (203) [system] arg(_152834, v('(', ')', end_of_file), b)
^  Fail: (202) [user] is_delimiter(b)
   Call: (202) [system] ')'==b
   Fail: (202) [system] ')'==b
   Call: (202) [system] get_char((0x55fbb4538270), b)
   Exit: (202) [system] get_char((0x55fbb4538270), b)
   Call: (202) [system] b=(\)
   Fail: (202) [system] b=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _160184)
   Call: (203) [system] peek_char((0x55fbb4538270), _161118)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (203) [user] is_delimiter(' ')
   Call: (204) [system] char_type(' ', space)
   Exit: (204) [system] char_type(' ', space)
^  Exit: (203) [user] is_delimiter(' ')
   Call: (203) [system] _160184=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (202) [system] _146248=[b]
   Exit: (202) [system] [b]=[b]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (201) [system] _132312=[k, b]
   Exit: (201) [system] [k, b]=[k, b]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [k, b])
^  Call: (200) [user] classify_and_convert_charseq([$, k, b], _96802)
^  Call: (201) [user] classify_and_convert_charseq_([$, k, b], _175990)
   Call: (202) [system] atom_chars(_176922, ['_', k, b])
   Exit: (202) [system] atom_chars('_kb', ['_', k, b])
^  Exit: (201) [user] classify_and_convert_charseq_([$, k, b], _kb)
   Call: (201) [system] integer(_kb)
   Fail: (201) [system] integer(_kb)
   Call: (201) [system] _96802=_kb
   Exit: (201) [system] _kb=_kb
^  Exit: (200) [user] classify_and_convert_charseq([$, k, b], _kb)
^  Exit: (199) [user] read_symbolic(')', (0x55fbb4538270), $, _kb)
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), _kb)
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _186214)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _188072)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _197666)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _200370)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
   Call: (201) [system] ($)=(/)
   Fail: (201) [system] ($)=(/)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _217304)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=')'
   Fail: (199) [system] ($)=')'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _222874)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _224732)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
   Call: (201) [system] ($)=(/)
   Fail: (201) [system] ($)=(/)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _240742)
   Exit: (200) [system] get_char((0x55fbb4538270), $)
   Call: (200) [system] ($)='('
   Fail: (200) [system] ($)='('
   Call: (200) [system] ($)='['
   Fail: (200) [system] ($)='['
   Call: (200) [system] ($)='{'
   Fail: (200) [system] ($)='{'
   Call: (200) [system] ($)='"'
   Fail: (200) [system] ($)='"'
   Call: (200) [system] ($)=!
   Fail: (200) [system] ($)=!
   Call: (200) [system] ($)='\''
   Fail: (200) [system] ($)='\''
   Call: (200) [system] ($)='`'
   Fail: (200) [system] ($)='`'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55fbb4538270), $, _222874)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _258384)
   Call: (202) [system] peek_char((0x55fbb4538270), _259318)
   Exit: (202) [system] peek_char((0x55fbb4538270), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_264038, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_264970, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55fbb4538270), r)
   Exit: (202) [system] get_char((0x55fbb4538270), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _272320)
   Call: (203) [system] peek_char((0x55fbb4538270), _273254)
   Exit: (203) [system] peek_char((0x55fbb4538270), b)
^  Call: (203) [user] is_delimiter(b)
   Call: (204) [system] char_type(b, space)
   Fail: (204) [system] char_type(b, space)
   Call: (204) [system] arg(_277974, v('(', ')', end_of_file), b)
   Fail: (204) [system] arg(_278906, v('(', ')', end_of_file), b)
^  Fail: (203) [user] is_delimiter(b)
   Call: (203) [system] ')'==b
   Fail: (203) [system] ')'==b
   Call: (203) [system] get_char((0x55fbb4538270), b)
   Exit: (203) [system] get_char((0x55fbb4538270), b)
   Call: (203) [system] b=(\)
   Fail: (203) [system] b=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _286256)
   Call: (204) [system] peek_char((0x55fbb4538270), _287190)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (204) [user] is_delimiter(' ')
   Call: (205) [system] char_type(' ', space)
   Exit: (205) [system] char_type(' ', space)
^  Exit: (204) [user] is_delimiter(' ')
   Call: (204) [system] _286256=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (203) [system] _272320=[b]
   Exit: (203) [system] [b]=[b]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (202) [system] _258384=[r, b]
   Exit: (202) [system] [r, b]=[r, b]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, b])
^  Call: (201) [user] classify_and_convert_charseq([$, r, b], _222874)
^  Call: (202) [user] classify_and_convert_charseq_([$, r, b], _302062)
   Call: (203) [system] atom_chars(_302994, ['_', r, b])
   Exit: (203) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (202) [user] classify_and_convert_charseq_([$, r, b], _rb)
   Call: (202) [system] integer(_rb)
   Fail: (202) [system] integer(_rb)
   Call: (202) [system] _222874=_rb
   Exit: (202) [system] _rb=_rb
^  Exit: (201) [user] classify_and_convert_charseq([$, r, b], _rb)
^  Exit: (200) [user] read_symbolic(')', (0x55fbb4538270), $, _rb)
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), _rb)
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _312286)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _314144)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _323738)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _326442)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _343376)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _348946)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _350804)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _366814)
   Exit: (201) [system] get_char((0x55fbb4538270), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _348946)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _384456)
   Call: (203) [system] peek_char((0x55fbb4538270), _385390)
   Exit: (203) [system] peek_char((0x55fbb4538270), k)
^  Call: (203) [user] is_delimiter(k)
   Call: (204) [system] char_type(k, space)
   Fail: (204) [system] char_type(k, space)
   Call: (204) [system] arg(_390110, v('(', ')', end_of_file), k)
   Fail: (204) [system] arg(_391042, v('(', ')', end_of_file), k)
^  Fail: (203) [user] is_delimiter(k)
   Call: (203) [system] ')'==k
   Fail: (203) [system] ')'==k
   Call: (203) [system] get_char((0x55fbb4538270), k)
   Exit: (203) [system] get_char((0x55fbb4538270), k)
   Call: (203) [system] k=(\)
   Fail: (203) [system] k=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _398392)
   Call: (204) [system] peek_char((0x55fbb4538270), _399326)
   Exit: (204) [system] peek_char((0x55fbb4538270), ')')
^  Call: (204) [user] is_delimiter(')')
   Call: (205) [system] char_type(')', space)
   Fail: (205) [system] char_type(')', space)
   Call: (205) [system] arg(_404046, v('(', ')', end_of_file), ')')
   Exit: (205) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (204) [user] is_delimiter(')')
   Call: (204) [system] _398392=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (203) [system] _384456=[k]
   Exit: (203) [system] [k]=[k]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
^  Call: (202) [user] classify_and_convert_charseq([$, k], _348946)
^  Call: (203) [user] classify_and_convert_charseq_([$, k], _413276)
   Call: (204) [system] atom_chars(_414208, ['_', k])
   Exit: (204) [system] atom_chars('_k', ['_', k])
^  Exit: (203) [user] classify_and_convert_charseq_([$, k], _k)
   Call: (203) [system] integer(_k)
   Fail: (203) [system] integer(_k)
   Call: (203) [system] _348946=_k
   Exit: (203) [system] _k=_k
^  Exit: (202) [user] classify_and_convert_charseq([$, k], _k)
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _k)
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), _k)
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _423500)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _425358)
   Exit: (202) [system] peek_char((0x55fbb4538270), ')')
   Call: (202) [system] ')'=(;)
   Fail: (202) [system] ')'=(;)
   Call: (202) [system] ')'=(/)
   Fail: (202) [system] ')'=(/)
^  Call: (202) [user] is_like_space(')')
   Call: (203) [system] char_type(')', 'white')
   Fail: (203) [system] char_type(')', 'white')
   Call: (203) [system] char_type(')', end_of_line)
   Fail: (203) [system] char_type(')', end_of_line)
   Call: (203) [system] char_type(')', space)
   Fail: (203) [system] char_type(')', space)
   Call: (203) [system] char_type(')', cntrl)
   Fail: (203) [system] char_type(')', cntrl)
^  Fail: (202) [user] is_like_space(')')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _441368)
   Exit: (201) [system] peek_char((0x55fbb4538270), ')')
   Call: (201) [system] ')'=')'
   Exit: (201) [system] ')'=')'
   Call: (201) [system] get_char((0x55fbb4538270), _445158)
   Exit: (201) [system] get_char((0x55fbb4538270), ')')
   Call: (201) [system] _423500=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [])
   Call: (200) [system] _312286=[_k]
   Exit: (200) [system] [_k]=[_k]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [_k])
   Call: (199) [system] _186214=[_rb, _k]
   Exit: (199) [system] [_rb, _k]=[_rb, _k]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [_rb, _k])
   Call: (198) [system] _60142=[_kb, _rb, _k]
   Exit: (198) [system] [_kb, _rb, _k]=[_kb, _rb, _k]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [_kb, _rb, _k])
   Call: (197) [system] _3628=[[:, _proof, _premise], _kb, _rb, _k]
   Exit: (197) [system] [[:, _proof, _premise], _kb, _rb, _k]=[[:, _proof, _premise], _kb, _rb, _k]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [[:, _proof, _premise], _kb, _rb, _k])
   Call: (196) [system] _3620=[synthesize, [:, _proof, _premise], _kb, _rb, _k]
   Exit: (196) [system] [synthesize, [:, _proof, _premise], _kb, _rb, _k]=[synthesize, [:, _proof, _premise], _kb, _rb, _k]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [synthesize, [:, _proof, _premise], _kb, _rb, _k])
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), [synthesize, [:, _proof, _premise], _kb, _rb, _k])
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _464628)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _466486)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
   Call: (196) [system] ')'=(;)
   Fail: (196) [system] ')'=(;)
   Call: (196) [system] ')'=(/)
   Fail: (196) [system] ')'=(/)
^  Call: (196) [user] is_like_space(')')
   Call: (197) [system] char_type(')', 'white')
   Fail: (197) [system] char_type(')', 'white')
   Call: (197) [system] char_type(')', end_of_line)
   Fail: (197) [system] char_type(')', end_of_line)
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] char_type(')', cntrl)
   Fail: (197) [system] char_type(')', cntrl)
^  Fail: (196) [user] is_like_space(')')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _482496)
   Exit: (195) [system] peek_char((0x55fbb4538270), ')')
   Call: (195) [system] ')'=')'
   Exit: (195) [system] ')'=')'
   Call: (195) [system] get_char((0x55fbb4538270), _486286)
   Exit: (195) [system] get_char((0x55fbb4538270), ')')
   Call: (195) [system] _464628=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [])
   Call: (194) [system] _3616=[[synthesize, [:, _proof, _premise], _kb, _rb, _k]]
   Exit: (194) [system] [[synthesize, [:, _proof, _premise], _kb, _rb, _k]]=[[synthesize, [:, _proof, _premise], _kb, _rb, _k]]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [[synthesize, [:, _proof, _premise], _kb, _rb, _k]])
   Call: (193) [system] _3582=[[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]
   Exit: (193) [system] [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]=[[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]])
^  Exit: (191) [user] cont_sexpr(')', (0x55fbb4538270), [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]])
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _497374)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _499232)
   Exit: (193) [system] peek_char((0x55fbb4538270), ')')
   Call: (193) [system] ')'=(;)
   Fail: (193) [system] ')'=(;)
   Call: (193) [system] ')'=(/)
   Fail: (193) [system] ')'=(/)
^  Call: (193) [user] is_like_space(')')
   Call: (194) [system] char_type(')', 'white')
   Fail: (194) [system] char_type(')', 'white')
   Call: (194) [system] char_type(')', end_of_line)
   Fail: (194) [system] char_type(')', end_of_line)
   Call: (194) [system] char_type(')', space)
   Fail: (194) [system] char_type(')', space)
   Call: (194) [system] char_type(')', cntrl)
   Fail: (194) [system] char_type(')', cntrl)
^  Fail: (193) [user] is_like_space(')')
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _515242)
   Exit: (192) [system] peek_char((0x55fbb4538270), ')')
   Call: (192) [system] ')'=')'
   Exit: (192) [system] ')'=')'
   Call: (192) [system] get_char((0x55fbb4538270), _519032)
   Exit: (192) [system] get_char((0x55fbb4538270), ')')
   Call: (192) [system] _497374=[]
   Exit: (192) [system] []=[]
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), [])
   Call: (191) [system] _3578=[[[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]]
   Exit: (191) [system] [[[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]]=[[[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]]
^  Exit: (190) [user] read_list(')', (0x55fbb4538270), [[[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]])
   Call: (190) [system] _3514=[[[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]]
   Exit: (190) [system] [[[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]]=[[[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]]
^  Exit: (189) [user] read_list(')', (0x55fbb4538270), [[[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]])
   Call: (189) [system] _3436=[[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]]
   Exit: (189) [system] [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]]=[[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]]
^  Exit: (188) [user] read_list(')', (0x55fbb4538270), [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]])
^  Exit: (187) [user] cont_sexpr(')', (0x55fbb4538270), [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]])
^  Call: (187) [user] read_list(')', (0x55fbb4538270), _532914)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _534772)
   Exit: (189) [system] peek_char((0x55fbb4538270), '\n')
   Call: (189) [system] '\n'=(;)
   Fail: (189) [system] '\n'=(;)
   Call: (189) [system] '\n'=(/)
   Fail: (189) [system] '\n'=(/)
^  Call: (189) [user] is_like_space('\n')
   Call: (190) [system] char_type('\n', 'white')
   Fail: (190) [system] char_type('\n', 'white')
   Call: (190) [system] char_type('\n', end_of_line)
   Exit: (190) [system] char_type('\n', end_of_line)
^  Exit: (189) [user] is_like_space('\n')
   Call: (189) [system] get_char((0x55fbb4538270), _546222)
   Exit: (189) [system] get_char((0x55fbb4538270), '\n')
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _548926)
   Exit: (190) [system] peek_char((0x55fbb4538270), ' ')
   Call: (190) [system] ' '=(;)
   Fail: (190) [system] ' '=(;)
   Call: (190) [system] ' '=(/)
   Fail: (190) [system] ' '=(/)
^  Call: (190) [user] is_like_space(' ')
   Call: (191) [system] char_type(' ', 'white')
   Exit: (191) [system] char_type(' ', 'white')
^  Exit: (190) [user] is_like_space(' ')
   Call: (190) [system] get_char((0x55fbb4538270), _558520)
   Exit: (190) [system] get_char((0x55fbb4538270), ' ')
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _561224)
   Exit: (191) [system] peek_char((0x55fbb4538270), ' ')
   Call: (191) [system] ' '=(;)
   Fail: (191) [system] ' '=(;)
   Call: (191) [system] ' '=(/)
   Fail: (191) [system] ' '=(/)
^  Call: (191) [user] is_like_space(' ')
   Call: (192) [system] char_type(' ', 'white')
   Exit: (192) [system] char_type(' ', 'white')
^  Exit: (191) [user] is_like_space(' ')
   Call: (191) [system] get_char((0x55fbb4538270), _570818)
   Exit: (191) [system] get_char((0x55fbb4538270), ' ')
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _573522)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
   Call: (192) [system] ' '=(/)
   Fail: (192) [system] ' '=(/)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55fbb4538270), _583116)
   Exit: (192) [system] get_char((0x55fbb4538270), ' ')
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _585820)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _595414)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _598118)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
   Call: (194) [system] ' '=(/)
   Fail: (194) [system] ' '=(/)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55fbb4538270), _607712)
   Exit: (194) [system] get_char((0x55fbb4538270), ' ')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _610416)
   Exit: (195) [system] peek_char((0x55fbb4538270), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
   Call: (195) [system] ($)=(/)
   Fail: (195) [system] ($)=(/)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _631970)
   Exit: (188) [system] peek_char((0x55fbb4538270), $)
   Call: (188) [system] ($)=')'
   Fail: (188) [system] ($)=')'
   Call: (188) [system] ($)=end_of_file
   Fail: (188) [system] ($)=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55fbb4538270), _637540)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _639398)
   Exit: (190) [system] peek_char((0x55fbb4538270), $)
   Call: (190) [system] ($)=(;)
   Fail: (190) [system] ($)=(;)
   Call: (190) [system] ($)=(/)
   Fail: (190) [system] ($)=(/)
^  Call: (190) [user] is_like_space($)
   Call: (191) [system] char_type($, 'white')
   Fail: (191) [system] char_type($, 'white')
   Call: (191) [system] char_type($, end_of_line)
   Fail: (191) [system] char_type($, end_of_line)
   Call: (191) [system] char_type($, space)
   Fail: (191) [system] char_type($, space)
   Call: (191) [system] char_type($, cntrl)
   Fail: (191) [system] char_type($, cntrl)
^  Fail: (190) [user] is_like_space($)
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] get_char((0x55fbb4538270), _655408)
   Exit: (189) [system] get_char((0x55fbb4538270), $)
   Call: (189) [system] ($)='('
   Fail: (189) [system] ($)='('
   Call: (189) [system] ($)='['
   Fail: (189) [system] ($)='['
   Call: (189) [system] ($)='{'
   Fail: (189) [system] ($)='{'
   Call: (189) [system] ($)='"'
   Fail: (189) [system] ($)='"'
   Call: (189) [system] ($)=!
   Fail: (189) [system] ($)=!
   Call: (189) [system] ($)='\''
   Fail: (189) [system] ($)='\''
   Call: (189) [system] ($)='`'
   Fail: (189) [system] ($)='`'
   Call: (189) [system] ($)=end_of_file
   Fail: (189) [system] ($)=end_of_file
^  Call: (189) [user] read_symbolic(')', (0x55fbb4538270), $, _637540)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _673050)
   Call: (191) [system] peek_char((0x55fbb4538270), _673984)
   Exit: (191) [system] peek_char((0x55fbb4538270), q)
^  Call: (191) [user] is_delimiter(q)
   Call: (192) [system] char_type(q, space)
   Fail: (192) [system] char_type(q, space)
   Call: (192) [system] arg(_678704, v('(', ')', end_of_file), q)
   Fail: (192) [system] arg(_679636, v('(', ')', end_of_file), q)
^  Fail: (191) [user] is_delimiter(q)
   Call: (191) [system] ')'==q
   Fail: (191) [system] ')'==q
   Call: (191) [system] get_char((0x55fbb4538270), q)
   Exit: (191) [system] get_char((0x55fbb4538270), q)
   Call: (191) [system] q=(\)
   Fail: (191) [system] q=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _686986)
   Call: (192) [system] peek_char((0x55fbb4538270), _687920)
   Exit: (192) [system] peek_char((0x55fbb4538270), u)
^  Call: (192) [user] is_delimiter(u)
   Call: (193) [system] char_type(u, space)
   Fail: (193) [system] char_type(u, space)
   Call: (193) [system] arg(_692640, v('(', ')', end_of_file), u)
   Fail: (193) [system] arg(_693572, v('(', ')', end_of_file), u)
^  Fail: (192) [user] is_delimiter(u)
   Call: (192) [system] ')'==u
   Fail: (192) [system] ')'==u
   Call: (192) [system] get_char((0x55fbb4538270), u)
   Exit: (192) [system] get_char((0x55fbb4538270), u)
   Call: (192) [system] u=(\)
   Fail: (192) [system] u=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _700922)
   Call: (193) [system] peek_char((0x55fbb4538270), _701856)
   Exit: (193) [system] peek_char((0x55fbb4538270), e)
^  Call: (193) [user] is_delimiter(e)
   Call: (194) [system] char_type(e, space)
   Fail: (194) [system] char_type(e, space)
   Call: (194) [system] arg(_706576, v('(', ')', end_of_file), e)
   Fail: (194) [system] arg(_707508, v('(', ')', end_of_file), e)
^  Fail: (193) [user] is_delimiter(e)
   Call: (193) [system] ')'==e
   Fail: (193) [system] ')'==e
   Call: (193) [system] get_char((0x55fbb4538270), e)
   Exit: (193) [system] get_char((0x55fbb4538270), e)
   Call: (193) [system] e=(\)
   Fail: (193) [system] e=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _714858)
   Call: (194) [system] peek_char((0x55fbb4538270), _715792)
   Exit: (194) [system] peek_char((0x55fbb4538270), r)
^  Call: (194) [user] is_delimiter(r)
   Call: (195) [system] char_type(r, space)
   Fail: (195) [system] char_type(r, space)
   Call: (195) [system] arg(_720512, v('(', ')', end_of_file), r)
   Fail: (195) [system] arg(_721444, v('(', ')', end_of_file), r)
^  Fail: (194) [user] is_delimiter(r)
   Call: (194) [system] ')'==r
   Fail: (194) [system] ')'==r
   Call: (194) [system] get_char((0x55fbb4538270), r)
   Exit: (194) [system] get_char((0x55fbb4538270), r)
   Call: (194) [system] r=(\)
   Fail: (194) [system] r=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _728794)
   Call: (195) [system] peek_char((0x55fbb4538270), _729728)
   Exit: (195) [system] peek_char((0x55fbb4538270), y)
^  Call: (195) [user] is_delimiter(y)
   Call: (196) [system] char_type(y, space)
   Fail: (196) [system] char_type(y, space)
   Call: (196) [system] arg(_734448, v('(', ')', end_of_file), y)
   Fail: (196) [system] arg(_735380, v('(', ')', end_of_file), y)
^  Fail: (195) [user] is_delimiter(y)
   Call: (195) [system] ')'==y
   Fail: (195) [system] ')'==y
   Call: (195) [system] get_char((0x55fbb4538270), y)
   Exit: (195) [system] get_char((0x55fbb4538270), y)
   Call: (195) [system] y=(\)
   Fail: (195) [system] y=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _742730)
   Call: (196) [system] peek_char((0x55fbb4538270), _743664)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
^  Call: (196) [user] is_delimiter(')')
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] arg(_748384, v('(', ')', end_of_file), ')')
   Exit: (197) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (196) [user] is_delimiter(')')
   Call: (196) [system] _742730=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (195) [system] _728794=[y]
   Exit: (195) [system] [y]=[y]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [y])
   Call: (194) [system] _714858=[r, y]
   Exit: (194) [system] [r, y]=[r, y]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, y])
   Call: (193) [system] _700922=[e, r, y]
   Exit: (193) [system] [e, r, y]=[e, r, y]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, r, y])
   Call: (192) [system] _686986=[u, e, r, y]
   Exit: (192) [system] [u, e, r, y]=[u, e, r, y]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, e, r, y])
   Call: (191) [system] _673050=[q, u, e, r, y]
   Exit: (191) [system] [q, u, e, r, y]=[q, u, e, r, y]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [q, u, e, r, y])
^  Call: (190) [user] classify_and_convert_charseq([$, q, u, e, r, y], _637540)
^  Call: (191) [user] classify_and_convert_charseq_([$, q, u, e, r, y], _768790)
   Call: (192) [system] atom_chars(_769722, ['_', q, u, e, r, y])
   Exit: (192) [system] atom_chars('_query', ['_', q, u, e, r, y])
^  Exit: (191) [user] classify_and_convert_charseq_([$, q, u, e, r, y], _query)
   Call: (191) [system] integer(_query)
   Fail: (191) [system] integer(_query)
   Call: (191) [system] _637540=_query
   Exit: (191) [system] _query=_query
^  Exit: (190) [user] classify_and_convert_charseq([$, q, u, e, r, y], _query)
^  Exit: (189) [user] read_symbolic(')', (0x55fbb4538270), $, _query)
^  Exit: (188) [user] cont_sexpr(')', (0x55fbb4538270), _query)
^  Call: (188) [user] read_list(')', (0x55fbb4538270), _779014)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _780872)
   Exit: (190) [system] peek_char((0x55fbb4538270), ')')
   Call: (190) [system] ')'=(;)
   Fail: (190) [system] ')'=(;)
   Call: (190) [system] ')'=(/)
   Fail: (190) [system] ')'=(/)
^  Call: (190) [user] is_like_space(')')
   Call: (191) [system] char_type(')', 'white')
   Fail: (191) [system] char_type(')', 'white')
   Call: (191) [system] char_type(')', end_of_line)
   Fail: (191) [system] char_type(')', end_of_line)
   Call: (191) [system] char_type(')', space)
   Fail: (191) [system] char_type(')', space)
   Call: (191) [system] char_type(')', cntrl)
   Fail: (191) [system] char_type(')', cntrl)
^  Fail: (190) [user] is_like_space(')')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _796882)
   Exit: (189) [system] peek_char((0x55fbb4538270), ')')
   Call: (189) [system] ')'=')'
   Exit: (189) [system] ')'=')'
   Call: (189) [system] get_char((0x55fbb4538270), _800672)
   Exit: (189) [system] get_char((0x55fbb4538270), ')')
   Call: (189) [system] _779014=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_list(')', (0x55fbb4538270), [])
   Call: (188) [system] _532914=[_query]
   Exit: (188) [system] [_query]=[_query]
^  Exit: (187) [user] read_list(')', (0x55fbb4538270), [_query])
   Call: (187) [system] _3432=[[[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]
   Exit: (187) [system] [[[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]=[[[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]
^  Exit: (186) [user] read_list(')', (0x55fbb4538270), [[[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query])
   Call: (186) [system] _3424=['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]
   Exit: (186) [system] ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]=['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]
^  Exit: (185) [user] read_list(')', (0x55fbb4538270), ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query])
^  Exit: (184) [user] cont_sexpr(')', (0x55fbb4538270), ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query])
^  Call: (184) [user] read_list(')', (0x55fbb4538270), _814554)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _816412)
   Exit: (186) [system] peek_char((0x55fbb4538270), ')')
   Call: (186) [system] ')'=(;)
   Fail: (186) [system] ')'=(;)
   Call: (186) [system] ')'=(/)
   Fail: (186) [system] ')'=(/)
^  Call: (186) [user] is_like_space(')')
   Call: (187) [system] char_type(')', 'white')
   Fail: (187) [system] char_type(')', 'white')
   Call: (187) [system] char_type(')', end_of_line)
   Fail: (187) [system] char_type(')', end_of_line)
   Call: (187) [system] char_type(')', space)
   Fail: (187) [system] char_type(')', space)
   Call: (187) [system] char_type(')', cntrl)
   Fail: (187) [system] char_type(')', cntrl)
^  Fail: (186) [user] is_like_space(')')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _832422)
   Exit: (185) [system] peek_char((0x55fbb4538270), ')')
   Call: (185) [system] ')'=')'
   Exit: (185) [system] ')'=')'
   Call: (185) [system] get_char((0x55fbb4538270), _836212)
   Exit: (185) [system] get_char((0x55fbb4538270), ')')
   Call: (185) [system] _814554=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_list(')', (0x55fbb4538270), [])
   Call: (184) [system] _3420=[['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]
   Exit: (184) [system] [['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]=[['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]
^  Exit: (183) [user] read_list(')', (0x55fbb4538270), [['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
   Call: (183) [system] _3356=[[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]
   Exit: (183) [system] [[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]=[[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]
^  Exit: (182) [user] read_list(')', (0x55fbb4538270), [[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
   Call: (182) [system] _3316=[=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]
   Exit: (182) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]=[=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]
^  Exit: (181) [user] read_list(')', (0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
^  Exit: (180) [user] cont_sexpr(')', (0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
^  Exit: (179) [user] read_sexpr((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
^  Call: (179) [user] assertz(metta_file_comment(53, 0, 1693, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], '$stream_position'(1693, 53, 0, 1693)))
^  Exit: (179) [user] assertz(metta_file_comment(53, 0, 1693, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], '$stream_position'(1693, 53, 0, 1693)))
^  Exit: (177) [system] once(user:(read_position((0x55fbb4538270), 53, 0, 1693, '$stream_position'(1693, 53, 0, 1693)), read_sexpr((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]), assertz(metta_file_comment(53, 0, 1693, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], '$stream_position'(1693, 53, 0, 1693)))))
   Call: (177) [system] fail
^  Call: (177) [user] retract(metta_file_comment(_854730, _854732, _854734, _854736, _854738))
^  Exit: (177) [user] retract(metta_file_comment(39, 0, 1202, '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), '$stream_position'(1202, 39, 0, 1202)))
^  Call: (177) [user] trly(untyped_to_metta, '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), _3084)
^  Call: (178) [user] once(call(untyped_to_metta, '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), _857572))
^  Call: (179) [user] call(untyped_to_metta, '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), _857572)
^  Call: (180) [user] untyped_to_metta('$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), _857572)
^  Call: (181) [user] must_det_ll(trly(mfix_vars1, '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), _860388))
^  Call: (182) [user] once(user:trly(mfix_vars1, '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), _860388))
^  Call: (183) [user] trly(mfix_vars1, '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), _860388)
^  Call: (184) [user] once(call(mfix_vars1, '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), _863188))
^  Call: (185) [user] call(mfix_vars1, '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), _863188)
^  Call: (186) [user] mfix_vars1('$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), _863188)
   Call: (187) [system] var('$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0))
   Call: (187) [system] atom('$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0))
   Call: (187) [system] '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0)==true
   Call: (187) [system] '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0)==false
   Call: (187) [system] '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0)==[_869708, _869714]
   Call: (187) [system] is_list('$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0))
   Call: (187) [system] string('$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0))
   Call: (187) [system] compound('$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0))
   Exit: (187) [system] compound('$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0))
   Call: (187) [system] compound_name_arguments('$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), _874342, _874344)
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), '$COMMENT', [";;\t\t to non-deterministically pick up a", 39, 0])
   Call: (187) [system] '$COMMENT'\=='$VAR'
   Exit: (187) [system] '$COMMENT'\=='$VAR'
^  Call: (187) [user] apply:maplist(mfix_vars1, [";;\t\t to non-deterministically pick up a", 39, 0], _878084)
   Call: (188) [apply] apply:maplist_([";;\t\t to non-deterministically pick up a", 39, 0], _878084, user:mfix_vars1)
^  Call: (189) [user] mfix_vars1(";;\t\t to non-deterministically pick up a", _879964)
   Call: (190) [system] var(";;\t\t to non-deterministically pick up a")
   Call: (190) [system] atom(";;\t\t to non-deterministically pick up a")
   Call: (190) [system] ";;\t\t to non-deterministically pick up a"==true
   Call: (190) [system] ";;\t\t to non-deterministically pick up a"==false
   Call: (190) [system] ";;\t\t to non-deterministically pick up a"==[_884606, _884612]
   Call: (190) [system] is_list(";;\t\t to non-deterministically pick up a")
   Call: (190) [system] string(";;\t\t to non-deterministically pick up a")
   Exit: (190) [system] string(";;\t\t to non-deterministically pick up a")
^  Call: (190) [user] string_to_syms
   Call: (191) [system] fail
   Call: (190) [system] compound(";;\t\t to non-deterministically pick up a")
^  Call: (190) [user] symbol(";;\t\t to non-deterministically pick up a")
   Call: (191) [system] atom(";;\t\t to non-deterministically pick up a")
   Fail: (191) [system] atom(";;\t\t to non-deterministically pick up a")
^  Fail: (190) [user] symbol(";;\t\t to non-deterministically pick up a")
   Call: (190) [system] ";;\t\t to non-deterministically pick up a"=_879964
   Exit: (190) [system] ";;\t\t to non-deterministically pick up a"=";;\t\t to non-deterministically pick up a"
^  Exit: (189) [user] mfix_vars1(";;\t\t to non-deterministically pick up a", ";;\t\t to non-deterministically pick up a")
   Call: (189) [apply] apply:maplist_([39, 0], _879966, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1(39, _898486)
   Call: (191) [system] var(39)
   Call: (191) [system] atom(39)
   Call: (191) [system] 39==true
   Call: (191) [system] 39==false
   Call: (191) [system] 39==[_903128, _903134]
   Call: (191) [system] is_list(39)
   Call: (191) [system] string(39)
   Call: (191) [system] compound(39)
^  Call: (191) [user] symbol(39)
   Call: (192) [system] atom(39)
   Fail: (192) [system] atom(39)
^  Fail: (191) [user] symbol(39)
   Call: (191) [system] 39=_898486
   Exit: (191) [system] 39=39
^  Exit: (190) [user] mfix_vars1(39, 39)
   Call: (190) [apply] apply:maplist_([0], _898488, user:mfix_vars1)
^  Call: (191) [user] mfix_vars1(0, _914252)
   Call: (192) [system] var(0)
   Call: (192) [system] atom(0)
   Call: (192) [system] 0==true
   Call: (192) [system] 0==false
   Call: (192) [system] 0==[_918894, _918900]
   Call: (192) [system] is_list(0)
   Call: (192) [system] string(0)
   Call: (192) [system] compound(0)
^  Call: (192) [user] symbol(0)
   Call: (193) [system] atom(0)
   Fail: (193) [system] atom(0)
^  Fail: (192) [user] symbol(0)
   Call: (192) [system] 0=_914252
   Exit: (192) [system] 0=0
^  Exit: (191) [user] mfix_vars1(0, 0)
   Call: (191) [apply] apply:maplist_([], _914254, user:mfix_vars1)
   Exit: (191) [apply] apply:maplist_([], [], user:mfix_vars1)
   Exit: (190) [apply] apply:maplist_([0], [0], user:mfix_vars1)
   Exit: (189) [apply] apply:maplist_([39, 0], [39, 0], user:mfix_vars1)
   Exit: (188) [apply] apply:maplist_([";;\t\t to non-deterministically pick up a", 39, 0], [";;\t\t to non-deterministically pick up a", 39, 0], user:mfix_vars1)
^  Exit: (187) [apply] apply:maplist(user:mfix_vars1, [";;\t\t to non-deterministically pick up a", 39, 0], [";;\t\t to non-deterministically pick up a", 39, 0])
   Call: (187) [system] compound_name_arguments(_863188, '$COMMENT', [";;\t\t to non-deterministically pick up a", 39, 0])
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), '$COMMENT', [";;\t\t to non-deterministically pick up a", 39, 0])
^  Exit: (186) [user] mfix_vars1('$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0))
^  Exit: (185) [system] call(user:mfix_vars1, '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0))
^  Exit: (184) [system] once(user:call(mfix_vars1, '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0)))
   Call: (184) [system] '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0)\=@='$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0)
^  Exit: (183) [user] trly(mfix_vars1, '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0))
^  Exit: (182) [system] once(user:trly(mfix_vars1, '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(mfix_vars1, '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_c, '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), _943070))
^  Call: (182) [user] once(user:trly(cons_to_c, '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), _943070))
^  Call: (183) [user] trly(cons_to_c, '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), _943070)
^  Call: (184) [user] once(call(cons_to_c, '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), _945870))
^  Call: (185) [user] call(cons_to_c, '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), _945870)
^  Call: (186) [user] cons_to_c('$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), _945870)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_c('$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0))
^  Exit: (185) [system] call(user:cons_to_c, '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0))
^  Exit: (184) [system] once(user:call(cons_to_c, '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0)))
   Call: (184) [system] '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0)\=@='$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0)
^  Exit: (183) [user] trly(cons_to_c, '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0))
^  Exit: (182) [system] once(user:trly(cons_to_c, '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_c, '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_l, '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), _857572))
^  Call: (182) [user] once(user:trly(cons_to_l, '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), _857572))
^  Call: (183) [user] trly(cons_to_l, '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), _857572)
^  Call: (184) [user] once(call(cons_to_l, '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), _959828))
^  Call: (185) [user] call(cons_to_l, '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), _959828)
^  Call: (186) [user] cons_to_l('$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), _959828)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_l('$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0))
^  Exit: (185) [system] call(user:cons_to_l, '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0))
^  Exit: (184) [system] once(user:call(cons_to_l, '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0)))
   Call: (184) [system] '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0)\=@='$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0)
^  Exit: (183) [user] trly(cons_to_l, '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0))
^  Exit: (182) [system] once(user:trly(cons_to_l, '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_l, '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0)))
^  Exit: (180) [user] untyped_to_metta('$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0))
^  Exit: (179) [system] call(user:untyped_to_metta, '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0))
^  Exit: (178) [system] once(user:call(untyped_to_metta, '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0)))
   Call: (178) [system] '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0)\=@='$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0)
^  Exit: (177) [user] trly(untyped_to_metta, '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0))
^  Exit: (176) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0))
   Call: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0))))
   Exit: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0))))
^  Exit: (175) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0))
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0))
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0))
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0))))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0))))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0))
^  Exit: (171) [user] read_sform((0x55fbb4538270), '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0))
^  Exit: (170) [system] once(user:read_sform((0x55fbb4538270), '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0)))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55fbb4538270), '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0)))
   Call: (169) [system] '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0)==end_of_file
   Fail: (169) [system] '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0)==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1727480696.9125626), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480696.9125626), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0)), 52]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), nthesize_long_1727480696_9164743, 52)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1727480696.9125626), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480696.9125626), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0)), 52]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1727480698.7920957)
   Call: (173) [system] arg(1, t(1727480696.9125626), _3148)
   Exit: (173) [system] arg(1, t(1727480696.9125626), 1727480696.9125626)
   Call: (173) [system] _3158 is 1727480698.7920957-1727480696.9125626
   Exit: (173) [system] 1.879533052444458 is 1727480698.7920957-1727480696.9125626
   Call: (173) [system] 1.879533052444458>4
   Fail: (173) [system] 1.879533052444458>4
^  Exit: (171) [user] if_t((get_time(_3134), arg(1, t(1727480696.9125626), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480696.9125626), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0)), 52]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 5)
   Call: (175) [system] atom(5+1)
   Call: (175) [system] set_flag(translated_forms, 6)
   Exit: (175) [system] set_flag(translated_forms, 6)
   Exit: (174) [$syspreds] update_flag(translated_forms, 5, 5+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 5, 5+1))
   Exit: (171) [$syspreds] flag(translated_forms, 5, 5+1)
^  Call: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), nthesize_long_1727480696_9164743, 52)
^  Call: (172) [user] format((0x55fbb44dfd70), "/* ~w */~n", [";;\t\t to non-deterministically pick up a"])
^  Exit: (172) [user] format((0x55fbb44dfd70), "/* ~w */~n", [";;\t\t to non-deterministically pick up a"])
^  Exit: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), nthesize_long_1727480696_9164743, 52)
^  Exit: (169) [system] once(user:(if_t((get_time(_3134), arg(1, t(1727480696.9125626), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480696.9125626), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0)), 52]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 5, 5+1), write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";;\t\t to non-deterministically pick up a", 39, 0), nthesize_long_1727480696_9164743, 52)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55fbb4538270))
   Fail: (169) [system] at_end_of_stream((0x55fbb4538270))
^  Call: (169) [user] must_det_ll(line_count((0x55fbb4538270), _3074))
^  Call: (170) [user] once(user:line_count((0x55fbb4538270), _3074))
   Call: (171) [system] line_count((0x55fbb4538270), _3074)
   Exit: (171) [system] line_count((0x55fbb4538270), 58)
^  Exit: (170) [system] once(user:line_count((0x55fbb4538270), 58))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55fbb4538270), 58))
^  Call: (169) [user] must_det_ll(read_sform((0x55fbb4538270), _3084))
^  Call: (170) [user] once(user:read_sform((0x55fbb4538270), _3084))
^  Call: (171) [user] read_sform((0x55fbb4538270), _3084)
   Call: (172) [system] string((0x55fbb4538270))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (173) [system] string((0x55fbb4538270))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (174) [system] at_end_of_stream((0x55fbb4538270))
   Call: (174) [system] peek_char((0x55fbb4538270), _1034612)
   Exit: (174) [system] peek_char((0x55fbb4538270), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55fbb4538270), '\n')
   Exit: (174) [system] get_char((0x55fbb4538270), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), _3084)
   Call: (175) [system] at_end_of_stream((0x55fbb4538270))
   Call: (175) [system] peek_char((0x55fbb4538270), _1042034)
   Exit: (175) [system] peek_char((0x55fbb4538270), ;)
   Call: (175) [system] char_type(;, space)
^  Call: (175) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (176) [system] string((0x55fbb4538270))
^  Exit: (175) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (175) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (176) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (177) [system] at_end_of_stream((0x55fbb4538270))
   Call: (177) [system] peek_char((0x55fbb4538270), _1050372)
   Exit: (177) [system] peek_char((0x55fbb4538270), ;)
   Call: (177) [system] char_type(;, space)
   Call: (177) [system] _1053158=(0x55fbb4538270)
   Exit: (177) [system] (0x55fbb4538270)=(0x55fbb4538270)
^  Call: (177) [user] once((read_position((0x55fbb4538270), _1055026, _1055028, _1055030, _1055032), read_sexpr((0x55fbb4538270), _1055044), assertz(metta_file_comment(_1055026, _1055028, _1055030, _1055044, _1055032))))
^  Call: (179) [user] read_position((0x55fbb4538270), _1055026, _1055028, _1055030, _1055032)
   Call: (180) [system] stream_property((0x55fbb4538270), position(_1055032))
   Call: (181) [system] nonvar((0x55fbb4538270))
   Exit: (181) [system] nonvar((0x55fbb4538270))
   Call: (181) [system] nonvar(position(_1055032))
   Exit: (181) [system] nonvar(position(_1055032))
   Exit: (180) [system] stream_property((0x55fbb4538270), position('$stream_position'(1944, 59, 0, 1944)))
   Call: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(1944, 59, 0, 1944), _1055026)
   Call: (181) [system] nonvar(line_count)
   Exit: (181) [system] nonvar(line_count)
   Call: (181) [$syspreds] stream_position_field(line_count, _1065284)
   Exit: (181) [$syspreds] stream_position_field(line_count, 2)
   Call: (181) [system] arg(2, '$stream_position'(1944, 59, 0, 1944), _1055026)
   Exit: (181) [system] arg(2, '$stream_position'(1944, 59, 0, 1944), 59)
   Exit: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(1944, 59, 0, 1944), 59)
   Call: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(1944, 59, 0, 1944), _1055028)
   Call: (181) [system] nonvar(line_position)
   Exit: (181) [system] nonvar(line_position)
   Call: (181) [$syspreds] stream_position_field(line_position, _1072718)
   Exit: (181) [$syspreds] stream_position_field(line_position, 3)
   Call: (181) [system] arg(3, '$stream_position'(1944, 59, 0, 1944), _1055028)
   Exit: (181) [system] arg(3, '$stream_position'(1944, 59, 0, 1944), 0)
   Exit: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(1944, 59, 0, 1944), 0)
   Call: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(1944, 59, 0, 1944), _1055030)
   Call: (181) [system] nonvar(char_count)
   Exit: (181) [system] nonvar(char_count)
   Call: (181) [$syspreds] stream_position_field(char_count, _1080152)
   Exit: (181) [$syspreds] stream_position_field(char_count, 1)
   Call: (181) [system] arg(1, '$stream_position'(1944, 59, 0, 1944), _1055030)
   Exit: (181) [system] arg(1, '$stream_position'(1944, 59, 0, 1944), 1944)
   Exit: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(1944, 59, 0, 1944), 1944)
^  Exit: (179) [user] read_position((0x55fbb4538270), 59, 0, 1944, '$stream_position'(1944, 59, 0, 1944))
^  Call: (179) [user] read_sexpr((0x55fbb4538270), _1055044)
   Call: (180) [system] string((0x55fbb4538270))
   Fail: (180) [system] string((0x55fbb4538270))
^  Call: (180) [user] cont_sexpr(')', (0x55fbb4538270), _1055044)
^  Call: (181) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] peek_char((0x55fbb4538270), _1090378)
   Exit: (182) [system] peek_char((0x55fbb4538270), ;)
   Call: (182) [system] (;)=(;)
   Exit: (182) [system] (;)=(;)
^  Call: (182) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (183) [user] read_position((0x55fbb4538270), _1095016, _1095018, _1095020, _1095022)
   Call: (184) [system] stream_property((0x55fbb4538270), position(_1095022))
   Call: (185) [system] nonvar((0x55fbb4538270))
   Exit: (185) [system] nonvar((0x55fbb4538270))
   Call: (185) [system] nonvar(position(_1095022))
   Exit: (185) [system] nonvar(position(_1095022))
   Exit: (184) [system] stream_property((0x55fbb4538270), position('$stream_position'(1944, 59, 0, 1944)))
   Call: (184) [$syspreds] stream_position_data(line_count, '$stream_position'(1944, 59, 0, 1944), _1095016)
   Call: (185) [system] nonvar(line_count)
   Exit: (185) [system] nonvar(line_count)
   Call: (185) [$syspreds] stream_position_field(line_count, _1104310)
   Exit: (185) [$syspreds] stream_position_field(line_count, 2)
   Call: (185) [system] arg(2, '$stream_position'(1944, 59, 0, 1944), _1095016)
   Exit: (185) [system] arg(2, '$stream_position'(1944, 59, 0, 1944), 59)
   Exit: (184) [$syspreds] stream_position_data(line_count, '$stream_position'(1944, 59, 0, 1944), 59)
   Call: (184) [$syspreds] stream_position_data(line_position, '$stream_position'(1944, 59, 0, 1944), _1095018)
   Call: (185) [system] nonvar(line_position)
   Exit: (185) [system] nonvar(line_position)
   Call: (185) [$syspreds] stream_position_field(line_position, _1111744)
   Exit: (185) [$syspreds] stream_position_field(line_position, 3)
   Call: (185) [system] arg(3, '$stream_position'(1944, 59, 0, 1944), _1095018)
   Exit: (185) [system] arg(3, '$stream_position'(1944, 59, 0, 1944), 0)
   Exit: (184) [$syspreds] stream_position_data(line_position, '$stream_position'(1944, 59, 0, 1944), 0)
   Call: (184) [$syspreds] stream_position_data(char_count, '$stream_position'(1944, 59, 0, 1944), _1095020)
   Call: (185) [system] nonvar(char_count)
   Exit: (185) [system] nonvar(char_count)
   Call: (185) [$syspreds] stream_position_field(char_count, _1119178)
   Exit: (185) [$syspreds] stream_position_field(char_count, 1)
   Call: (185) [system] arg(1, '$stream_position'(1944, 59, 0, 1944), _1095020)
   Exit: (185) [system] arg(1, '$stream_position'(1944, 59, 0, 1944), 1944)
   Exit: (184) [$syspreds] stream_position_data(char_count, '$stream_position'(1944, 59, 0, 1944), 1944)
^  Exit: (183) [user] read_position((0x55fbb4538270), 59, 0, 1944, '$stream_position'(1944, 59, 0, 1944))
   Call: (183) [read_util] read_util:read_line_to_string((0x55fbb4538270), _1124772)
   Call: (184) [system] read_string((0x55fbb4538270), '\n', '\r', _1125702, _1125704)
   Exit: (184) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";; Binary rule")
   Call: (184) [system] 10\== -1
   Exit: (184) [system] 10\== -1
   Call: (184) [system] _1124772=";; Binary rule"
   Exit: (184) [system] ";; Binary rule"=";; Binary rule"
   Exit: (183) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";; Binary rule")
^  Call: (183) [user] assertz(metta_file_comment(59, 0, 1944, '$COMMENT'(";; Binary rule", 59, 0), '$stream_position'(1944, 59, 0, 1944)))
^  Exit: (183) [user] assertz(metta_file_comment(59, 0, 1944, '$COMMENT'(";; Binary rule", 59, 0), '$stream_position'(1944, 59, 0, 1944)))
^  Exit: (182) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _1135962)
   Exit: (183) [system] peek_char((0x55fbb4538270), '(')
   Call: (183) [system] '('=(;)
   Fail: (183) [system] '('=(;)
   Call: (183) [system] '('=(/)
   Fail: (183) [system] '('=(/)
^  Call: (183) [user] is_like_space('(')
   Call: (184) [system] char_type('(', 'white')
   Fail: (184) [system] char_type('(', 'white')
   Call: (184) [system] char_type('(', end_of_line)
   Fail: (184) [system] char_type('(', end_of_line)
   Call: (184) [system] char_type('(', space)
   Fail: (184) [system] char_type('(', space)
   Call: (184) [system] char_type('(', cntrl)
   Fail: (184) [system] char_type('(', cntrl)
^  Fail: (183) [user] is_like_space('(')
^  Exit: (182) [user] skip_spaces((0x55fbb4538270))
^  Exit: (181) [user] skip_spaces((0x55fbb4538270))
   Call: (181) [system] get_char((0x55fbb4538270), _1152896)
   Exit: (181) [system] get_char((0x55fbb4538270), '(')
   Call: (181) [system] '('='('
   Exit: (181) [system] '('='('
^  Call: (181) [user] read_list(')', (0x55fbb4538270), _1055044)
^  Call: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _1158466)
   Exit: (183) [system] peek_char((0x55fbb4538270), =)
   Call: (183) [system] (=)=(;)
   Fail: (183) [system] (=)=(;)
   Call: (183) [system] (=)=(/)
   Fail: (183) [system] (=)=(/)
^  Call: (183) [user] is_like_space(=)
   Call: (184) [system] char_type(=, 'white')
   Fail: (184) [system] char_type(=, 'white')
   Call: (184) [system] char_type(=, end_of_line)
   Fail: (184) [system] char_type(=, end_of_line)
   Call: (184) [system] char_type(=, space)
   Fail: (184) [system] char_type(=, space)
   Call: (184) [system] char_type(=, cntrl)
   Fail: (184) [system] char_type(=, cntrl)
^  Fail: (183) [user] is_like_space(=)
^  Exit: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] peek_char((0x55fbb4538270), _1174476)
   Exit: (182) [system] peek_char((0x55fbb4538270), =)
   Call: (182) [system] (=)=')'
   Fail: (182) [system] (=)=')'
   Call: (182) [system] (=)=end_of_file
   Fail: (182) [system] (=)=end_of_file
^  Call: (182) [user] cont_sexpr(')', (0x55fbb4538270), _1180046)
^  Call: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _1181904)
   Exit: (184) [system] peek_char((0x55fbb4538270), =)
   Call: (184) [system] (=)=(;)
   Fail: (184) [system] (=)=(;)
   Call: (184) [system] (=)=(/)
   Fail: (184) [system] (=)=(/)
^  Call: (184) [user] is_like_space(=)
   Call: (185) [system] char_type(=, 'white')
   Fail: (185) [system] char_type(=, 'white')
   Call: (185) [system] char_type(=, end_of_line)
   Fail: (185) [system] char_type(=, end_of_line)
   Call: (185) [system] char_type(=, space)
   Fail: (185) [system] char_type(=, space)
   Call: (185) [system] char_type(=, cntrl)
   Fail: (185) [system] char_type(=, cntrl)
^  Fail: (184) [user] is_like_space(=)
^  Exit: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] get_char((0x55fbb4538270), _1197914)
   Exit: (183) [system] get_char((0x55fbb4538270), =)
   Call: (183) [system] (=)='('
   Fail: (183) [system] (=)='('
   Call: (183) [system] (=)='['
   Fail: (183) [system] (=)='['
   Call: (183) [system] (=)='{'
   Fail: (183) [system] (=)='{'
   Call: (183) [system] (=)='"'
   Fail: (183) [system] (=)='"'
   Call: (183) [system] (=)=!
   Fail: (183) [system] (=)=!
   Call: (183) [system] (=)='\''
   Fail: (183) [system] (=)='\''
   Call: (183) [system] (=)='`'
   Fail: (183) [system] (=)='`'
   Call: (183) [system] (=)=end_of_file
   Fail: (183) [system] (=)=end_of_file
^  Call: (183) [user] read_symbolic(')', (0x55fbb4538270), =, _1180046)
^  Call: (184) [user] read_symbolic_cont(')', (0x55fbb4538270), _1215556)
   Call: (185) [system] peek_char((0x55fbb4538270), _1216490)
   Exit: (185) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (185) [user] is_delimiter(' ')
   Call: (186) [system] char_type(' ', space)
   Exit: (186) [system] char_type(' ', space)
^  Exit: (185) [user] is_delimiter(' ')
   Call: (185) [system] _1215556=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (184) [user] classify_and_convert_charseq([=], _1180046)
^  Call: (185) [user] classify_and_convert_charseq_([=], _1225774)
^  Call: (187) [system] setup_call_cleanup('$notrace'(_1226726, _1226728), once(user:catch(read_from_chars([=], _1225774), _1226708, fail)), '$restore_trace'(_1226726, _1226728))
^  Call: (188) [system] sig_atomic(system:'$notrace'(_1226726, _1226728))
^  Exit: (187) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([=], =), _1226708, fail)), system:'$restore_trace'(3, -1))
   Call: (186) [system] atomic(=)
   Exit: (186) [system] atomic(=)
^  Exit: (185) [user] classify_and_convert_charseq_([=], =)
   Call: (185) [system] integer(=)
   Fail: (185) [system] integer(=)
   Call: (185) [system] _1180046=(=)
   Exit: (185) [system] (=)=(=)
^  Exit: (184) [user] classify_and_convert_charseq([=], =)
^  Exit: (183) [user] read_symbolic(')', (0x55fbb4538270), =, =)
^  Exit: (182) [user] cont_sexpr(')', (0x55fbb4538270), =)
^  Call: (182) [user] read_list(')', (0x55fbb4538270), _1238854)
^  Call: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _1240712)
   Exit: (184) [system] peek_char((0x55fbb4538270), ' ')
   Call: (184) [system] ' '=(;)
   Fail: (184) [system] ' '=(;)
   Call: (184) [system] ' '=(/)
   Fail: (184) [system] ' '=(/)
^  Call: (184) [user] is_like_space(' ')
   Call: (185) [system] char_type(' ', 'white')
   Exit: (185) [system] char_type(' ', 'white')
^  Exit: (184) [user] is_like_space(' ')
   Call: (184) [system] get_char((0x55fbb4538270), _1250306)
   Exit: (184) [system] get_char((0x55fbb4538270), ' ')
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1253010)
   Exit: (185) [system] peek_char((0x55fbb4538270), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
   Call: (185) [system] '('=(/)
   Fail: (185) [system] '('=(/)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
^  Exit: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _1269944)
   Exit: (183) [system] peek_char((0x55fbb4538270), '(')
   Call: (183) [system] '('=')'
   Fail: (183) [system] '('=')'
   Call: (183) [system] '('=end_of_file
   Fail: (183) [system] '('=end_of_file
^  Call: (183) [user] cont_sexpr(')', (0x55fbb4538270), _1275514)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1277372)
   Exit: (185) [system] peek_char((0x55fbb4538270), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
   Call: (185) [system] '('=(/)
   Fail: (185) [system] '('=(/)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] get_char((0x55fbb4538270), _1293382)
   Exit: (184) [system] get_char((0x55fbb4538270), '(')
   Call: (184) [system] '('='('
   Exit: (184) [system] '('='('
^  Call: (184) [user] read_list(')', (0x55fbb4538270), _1275514)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1298952)
   Exit: (186) [system] peek_char((0x55fbb4538270), s)
   Call: (186) [system] s=(;)
   Fail: (186) [system] s=(;)
   Call: (186) [system] s=(/)
   Fail: (186) [system] s=(/)
^  Call: (186) [user] is_like_space(s)
   Call: (187) [system] char_type(s, 'white')
   Fail: (187) [system] char_type(s, 'white')
   Call: (187) [system] char_type(s, end_of_line)
   Fail: (187) [system] char_type(s, end_of_line)
   Call: (187) [system] char_type(s, space)
   Fail: (187) [system] char_type(s, space)
   Call: (187) [system] char_type(s, cntrl)
   Fail: (187) [system] char_type(s, cntrl)
^  Fail: (186) [user] is_like_space(s)
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1314962)
   Exit: (185) [system] peek_char((0x55fbb4538270), s)
   Call: (185) [system] s=')'
   Fail: (185) [system] s=')'
   Call: (185) [system] s=end_of_file
   Fail: (185) [system] s=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55fbb4538270), _1320532)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1322390)
   Exit: (187) [system] peek_char((0x55fbb4538270), s)
   Call: (187) [system] s=(;)
   Fail: (187) [system] s=(;)
   Call: (187) [system] s=(/)
   Fail: (187) [system] s=(/)
^  Call: (187) [user] is_like_space(s)
   Call: (188) [system] char_type(s, 'white')
   Fail: (188) [system] char_type(s, 'white')
   Call: (188) [system] char_type(s, end_of_line)
   Fail: (188) [system] char_type(s, end_of_line)
   Call: (188) [system] char_type(s, space)
   Fail: (188) [system] char_type(s, space)
   Call: (188) [system] char_type(s, cntrl)
   Fail: (188) [system] char_type(s, cntrl)
^  Fail: (187) [user] is_like_space(s)
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] get_char((0x55fbb4538270), _1338400)
   Exit: (186) [system] get_char((0x55fbb4538270), s)
   Call: (186) [system] s='('
   Fail: (186) [system] s='('
   Call: (186) [system] s='['
   Fail: (186) [system] s='['
   Call: (186) [system] s='{'
   Fail: (186) [system] s='{'
   Call: (186) [system] s='"'
   Fail: (186) [system] s='"'
   Call: (186) [system] s=!
   Fail: (186) [system] s=!
   Call: (186) [system] s='\''
   Fail: (186) [system] s='\''
   Call: (186) [system] s='`'
   Fail: (186) [system] s='`'
   Call: (186) [system] s=end_of_file
   Fail: (186) [system] s=end_of_file
^  Call: (186) [user] read_symbolic(')', (0x55fbb4538270), s, _1320532)
^  Call: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), _1356042)
   Call: (188) [system] peek_char((0x55fbb4538270), _1356976)
   Exit: (188) [system] peek_char((0x55fbb4538270), y)
^  Call: (188) [user] is_delimiter(y)
   Call: (189) [system] char_type(y, space)
   Fail: (189) [system] char_type(y, space)
   Call: (189) [system] arg(_1361696, v('(', ')', end_of_file), y)
   Fail: (189) [system] arg(_1362628, v('(', ')', end_of_file), y)
^  Fail: (188) [user] is_delimiter(y)
   Call: (188) [system] ')'==y
   Fail: (188) [system] ')'==y
   Call: (188) [system] get_char((0x55fbb4538270), y)
   Exit: (188) [system] get_char((0x55fbb4538270), y)
   Call: (188) [system] y=(\)
   Fail: (188) [system] y=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _1369978)
   Call: (189) [system] peek_char((0x55fbb4538270), _1370912)
   Exit: (189) [system] peek_char((0x55fbb4538270), n)
^  Call: (189) [user] is_delimiter(n)
   Call: (190) [system] char_type(n, space)
   Fail: (190) [system] char_type(n, space)
   Call: (190) [system] arg(_1375632, v('(', ')', end_of_file), n)
   Fail: (190) [system] arg(_1376564, v('(', ')', end_of_file), n)
^  Fail: (189) [user] is_delimiter(n)
   Call: (189) [system] ')'==n
   Fail: (189) [system] ')'==n
   Call: (189) [system] get_char((0x55fbb4538270), n)
   Exit: (189) [system] get_char((0x55fbb4538270), n)
   Call: (189) [system] n=(\)
   Fail: (189) [system] n=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), _1383914)
   Call: (190) [system] peek_char((0x55fbb4538270), _1384848)
   Exit: (190) [system] peek_char((0x55fbb4538270), t)
^  Call: (190) [user] is_delimiter(t)
   Call: (191) [system] char_type(t, space)
   Fail: (191) [system] char_type(t, space)
   Call: (191) [system] arg(_1389568, v('(', ')', end_of_file), t)
   Fail: (191) [system] arg(_1390500, v('(', ')', end_of_file), t)
^  Fail: (190) [user] is_delimiter(t)
   Call: (190) [system] ')'==t
   Fail: (190) [system] ')'==t
   Call: (190) [system] get_char((0x55fbb4538270), t)
   Exit: (190) [system] get_char((0x55fbb4538270), t)
   Call: (190) [system] t=(\)
   Fail: (190) [system] t=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _1397850)
   Call: (191) [system] peek_char((0x55fbb4538270), _1398784)
   Exit: (191) [system] peek_char((0x55fbb4538270), h)
^  Call: (191) [user] is_delimiter(h)
   Call: (192) [system] char_type(h, space)
   Fail: (192) [system] char_type(h, space)
   Call: (192) [system] arg(_1403504, v('(', ')', end_of_file), h)
   Fail: (192) [system] arg(_1404436, v('(', ')', end_of_file), h)
^  Fail: (191) [user] is_delimiter(h)
   Call: (191) [system] ')'==h
   Fail: (191) [system] ')'==h
   Call: (191) [system] get_char((0x55fbb4538270), h)
   Exit: (191) [system] get_char((0x55fbb4538270), h)
   Call: (191) [system] h=(\)
   Fail: (191) [system] h=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _1411786)
   Call: (192) [system] peek_char((0x55fbb4538270), _1412720)
   Exit: (192) [system] peek_char((0x55fbb4538270), e)
^  Call: (192) [user] is_delimiter(e)
   Call: (193) [system] char_type(e, space)
   Fail: (193) [system] char_type(e, space)
   Call: (193) [system] arg(_1417440, v('(', ')', end_of_file), e)
   Fail: (193) [system] arg(_1418372, v('(', ')', end_of_file), e)
^  Fail: (192) [user] is_delimiter(e)
   Call: (192) [system] ')'==e
   Fail: (192) [system] ')'==e
   Call: (192) [system] get_char((0x55fbb4538270), e)
   Exit: (192) [system] get_char((0x55fbb4538270), e)
   Call: (192) [system] e=(\)
   Fail: (192) [system] e=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _1425722)
   Call: (193) [system] peek_char((0x55fbb4538270), _1426656)
   Exit: (193) [system] peek_char((0x55fbb4538270), s)
^  Call: (193) [user] is_delimiter(s)
   Call: (194) [system] char_type(s, space)
   Fail: (194) [system] char_type(s, space)
   Call: (194) [system] arg(_1431376, v('(', ')', end_of_file), s)
   Fail: (194) [system] arg(_1432308, v('(', ')', end_of_file), s)
^  Fail: (193) [user] is_delimiter(s)
   Call: (193) [system] ')'==s
   Fail: (193) [system] ')'==s
   Call: (193) [system] get_char((0x55fbb4538270), s)
   Exit: (193) [system] get_char((0x55fbb4538270), s)
   Call: (193) [system] s=(\)
   Fail: (193) [system] s=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _1439658)
   Call: (194) [system] peek_char((0x55fbb4538270), _1440592)
   Exit: (194) [system] peek_char((0x55fbb4538270), i)
^  Call: (194) [user] is_delimiter(i)
   Call: (195) [system] char_type(i, space)
   Fail: (195) [system] char_type(i, space)
   Call: (195) [system] arg(_1445312, v('(', ')', end_of_file), i)
   Fail: (195) [system] arg(_1446244, v('(', ')', end_of_file), i)
^  Fail: (194) [user] is_delimiter(i)
   Call: (194) [system] ')'==i
   Fail: (194) [system] ')'==i
   Call: (194) [system] get_char((0x55fbb4538270), i)
   Exit: (194) [system] get_char((0x55fbb4538270), i)
   Call: (194) [system] i=(\)
   Fail: (194) [system] i=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _1453594)
   Call: (195) [system] peek_char((0x55fbb4538270), _1454528)
   Exit: (195) [system] peek_char((0x55fbb4538270), z)
^  Call: (195) [user] is_delimiter(z)
   Call: (196) [system] char_type(z, space)
   Fail: (196) [system] char_type(z, space)
   Call: (196) [system] arg(_1459248, v('(', ')', end_of_file), z)
   Fail: (196) [system] arg(_1460180, v('(', ')', end_of_file), z)
^  Fail: (195) [user] is_delimiter(z)
   Call: (195) [system] ')'==z
   Fail: (195) [system] ')'==z
   Call: (195) [system] get_char((0x55fbb4538270), z)
   Exit: (195) [system] get_char((0x55fbb4538270), z)
   Call: (195) [system] z=(\)
   Fail: (195) [system] z=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _1467530)
   Call: (196) [system] peek_char((0x55fbb4538270), _1468464)
   Exit: (196) [system] peek_char((0x55fbb4538270), e)
^  Call: (196) [user] is_delimiter(e)
   Call: (197) [system] char_type(e, space)
   Fail: (197) [system] char_type(e, space)
   Call: (197) [system] arg(_1473184, v('(', ')', end_of_file), e)
   Fail: (197) [system] arg(_1474116, v('(', ')', end_of_file), e)
^  Fail: (196) [user] is_delimiter(e)
   Call: (196) [system] ')'==e
   Fail: (196) [system] ')'==e
   Call: (196) [system] get_char((0x55fbb4538270), e)
   Exit: (196) [system] get_char((0x55fbb4538270), e)
   Call: (196) [system] e=(\)
   Fail: (196) [system] e=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _1481466)
   Call: (197) [system] peek_char((0x55fbb4538270), _1482400)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (197) [user] is_delimiter(' ')
   Call: (198) [system] char_type(' ', space)
   Exit: (198) [system] char_type(' ', space)
^  Exit: (197) [user] is_delimiter(' ')
   Call: (197) [system] _1481466=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (196) [system] _1467530=[e]
   Exit: (196) [system] [e]=[e]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (195) [system] _1453594=[z, e]
   Exit: (195) [system] [z, e]=[z, e]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [z, e])
   Call: (194) [system] _1439658=[i, z, e]
   Exit: (194) [system] [i, z, e]=[i, z, e]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, z, e])
   Call: (193) [system] _1425722=[s, i, z, e]
   Exit: (193) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, i, z, e])
   Call: (192) [system] _1411786=[e, s, i, z, e]
   Exit: (192) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, s, i, z, e])
   Call: (191) [system] _1397850=[h, e, s, i, z, e]
   Exit: (191) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [h, e, s, i, z, e])
   Call: (190) [system] _1383914=[t, h, e, s, i, z, e]
   Exit: (190) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, h, e, s, i, z, e])
   Call: (189) [system] _1369978=[n, t, h, e, s, i, z, e]
   Exit: (189) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, h, e, s, i, z, e])
   Call: (188) [system] _1356042=[y, n, t, h, e, s, i, z, e]
   Exit: (188) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), [y, n, t, h, e, s, i, z, e])
^  Call: (187) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], _1320532)
^  Call: (188) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], _1516830)
^  Call: (190) [system] setup_call_cleanup('$notrace'(_1517782, _1517784), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _1516830), _1517764, fail)), '$restore_trace'(_1517782, _1517784))
^  Call: (191) [system] sig_atomic(system:'$notrace'(_1517782, _1517784))
^  Exit: (190) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _1517764, fail)), system:'$restore_trace'(3, -1))
   Call: (189) [system] atomic(synthesize)
   Exit: (189) [system] atomic(synthesize)
^  Exit: (188) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], synthesize)
   Call: (188) [system] integer(synthesize)
   Fail: (188) [system] integer(synthesize)
   Call: (188) [system] _1320532=synthesize
   Exit: (188) [system] synthesize=synthesize
^  Exit: (187) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (186) [user] read_symbolic(')', (0x55fbb4538270), s, synthesize)
^  Exit: (185) [user] cont_sexpr(')', (0x55fbb4538270), synthesize)
^  Call: (185) [user] read_list(')', (0x55fbb4538270), _1529910)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1531768)
   Exit: (187) [system] peek_char((0x55fbb4538270), ' ')
   Call: (187) [system] ' '=(;)
   Fail: (187) [system] ' '=(;)
   Call: (187) [system] ' '=(/)
   Fail: (187) [system] ' '=(/)
^  Call: (187) [user] is_like_space(' ')
   Call: (188) [system] char_type(' ', 'white')
   Exit: (188) [system] char_type(' ', 'white')
^  Exit: (187) [user] is_like_space(' ')
   Call: (187) [system] get_char((0x55fbb4538270), _1541362)
   Exit: (187) [system] get_char((0x55fbb4538270), ' ')
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1544066)
   Exit: (188) [system] peek_char((0x55fbb4538270), $)
   Call: (188) [system] ($)=(;)
   Fail: (188) [system] ($)=(;)
   Call: (188) [system] ($)=(/)
   Fail: (188) [system] ($)=(/)
^  Call: (188) [user] is_like_space($)
   Call: (189) [system] char_type($, 'white')
   Fail: (189) [system] char_type($, 'white')
   Call: (189) [system] char_type($, end_of_line)
   Fail: (189) [system] char_type($, end_of_line)
   Call: (189) [system] char_type($, space)
   Fail: (189) [system] char_type($, space)
   Call: (189) [system] char_type($, cntrl)
   Fail: (189) [system] char_type($, cntrl)
^  Fail: (188) [user] is_like_space($)
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1561000)
   Exit: (186) [system] peek_char((0x55fbb4538270), $)
   Call: (186) [system] ($)=')'
   Fail: (186) [system] ($)=')'
   Call: (186) [system] ($)=end_of_file
   Fail: (186) [system] ($)=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55fbb4538270), _1566570)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1568428)
   Exit: (188) [system] peek_char((0x55fbb4538270), $)
   Call: (188) [system] ($)=(;)
   Fail: (188) [system] ($)=(;)
   Call: (188) [system] ($)=(/)
   Fail: (188) [system] ($)=(/)
^  Call: (188) [user] is_like_space($)
   Call: (189) [system] char_type($, 'white')
   Fail: (189) [system] char_type($, 'white')
   Call: (189) [system] char_type($, end_of_line)
   Fail: (189) [system] char_type($, end_of_line)
   Call: (189) [system] char_type($, space)
   Fail: (189) [system] char_type($, space)
   Call: (189) [system] char_type($, cntrl)
   Fail: (189) [system] char_type($, cntrl)
^  Fail: (188) [user] is_like_space($)
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] get_char((0x55fbb4538270), _1584438)
   Exit: (187) [system] get_char((0x55fbb4538270), $)
   Call: (187) [system] ($)='('
   Fail: (187) [system] ($)='('
   Call: (187) [system] ($)='['
   Fail: (187) [system] ($)='['
   Call: (187) [system] ($)='{'
   Fail: (187) [system] ($)='{'
   Call: (187) [system] ($)='"'
   Fail: (187) [system] ($)='"'
   Call: (187) [system] ($)=!
   Fail: (187) [system] ($)=!
   Call: (187) [system] ($)='\''
   Fail: (187) [system] ($)='\''
   Call: (187) [system] ($)='`'
   Fail: (187) [system] ($)='`'
   Call: (187) [system] ($)=end_of_file
   Fail: (187) [system] ($)=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55fbb4538270), $, _1566570)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _1602080)
   Call: (189) [system] peek_char((0x55fbb4538270), _1603014)
   Exit: (189) [system] peek_char((0x55fbb4538270), q)
^  Call: (189) [user] is_delimiter(q)
   Call: (190) [system] char_type(q, space)
   Fail: (190) [system] char_type(q, space)
   Call: (190) [system] arg(_1607734, v('(', ')', end_of_file), q)
   Fail: (190) [system] arg(_1608666, v('(', ')', end_of_file), q)
^  Fail: (189) [user] is_delimiter(q)
   Call: (189) [system] ')'==q
   Fail: (189) [system] ')'==q
   Call: (189) [system] get_char((0x55fbb4538270), q)
   Exit: (189) [system] get_char((0x55fbb4538270), q)
   Call: (189) [system] q=(\)
   Fail: (189) [system] q=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), _1616016)
   Call: (190) [system] peek_char((0x55fbb4538270), _1616950)
   Exit: (190) [system] peek_char((0x55fbb4538270), u)
^  Call: (190) [user] is_delimiter(u)
   Call: (191) [system] char_type(u, space)
   Fail: (191) [system] char_type(u, space)
   Call: (191) [system] arg(_1621670, v('(', ')', end_of_file), u)
   Fail: (191) [system] arg(_1622602, v('(', ')', end_of_file), u)
^  Fail: (190) [user] is_delimiter(u)
   Call: (190) [system] ')'==u
   Fail: (190) [system] ')'==u
   Call: (190) [system] get_char((0x55fbb4538270), u)
   Exit: (190) [system] get_char((0x55fbb4538270), u)
   Call: (190) [system] u=(\)
   Fail: (190) [system] u=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _1629952)
   Call: (191) [system] peek_char((0x55fbb4538270), _1630886)
   Exit: (191) [system] peek_char((0x55fbb4538270), e)
^  Call: (191) [user] is_delimiter(e)
   Call: (192) [system] char_type(e, space)
   Fail: (192) [system] char_type(e, space)
   Call: (192) [system] arg(_1635606, v('(', ')', end_of_file), e)
   Fail: (192) [system] arg(_1636538, v('(', ')', end_of_file), e)
^  Fail: (191) [user] is_delimiter(e)
   Call: (191) [system] ')'==e
   Fail: (191) [system] ')'==e
   Call: (191) [system] get_char((0x55fbb4538270), e)
   Exit: (191) [system] get_char((0x55fbb4538270), e)
   Call: (191) [system] e=(\)
   Fail: (191) [system] e=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _1643888)
   Call: (192) [system] peek_char((0x55fbb4538270), _1644822)
   Exit: (192) [system] peek_char((0x55fbb4538270), r)
^  Call: (192) [user] is_delimiter(r)
   Call: (193) [system] char_type(r, space)
   Fail: (193) [system] char_type(r, space)
   Call: (193) [system] arg(_1649542, v('(', ')', end_of_file), r)
   Fail: (193) [system] arg(_1650474, v('(', ')', end_of_file), r)
^  Fail: (192) [user] is_delimiter(r)
   Call: (192) [system] ')'==r
   Fail: (192) [system] ')'==r
   Call: (192) [system] get_char((0x55fbb4538270), r)
   Exit: (192) [system] get_char((0x55fbb4538270), r)
   Call: (192) [system] r=(\)
   Fail: (192) [system] r=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _1657824)
   Call: (193) [system] peek_char((0x55fbb4538270), _1658758)
   Exit: (193) [system] peek_char((0x55fbb4538270), y)
^  Call: (193) [user] is_delimiter(y)
   Call: (194) [system] char_type(y, space)
   Fail: (194) [system] char_type(y, space)
   Call: (194) [system] arg(_1663478, v('(', ')', end_of_file), y)
   Fail: (194) [system] arg(_1664410, v('(', ')', end_of_file), y)
^  Fail: (193) [user] is_delimiter(y)
   Call: (193) [system] ')'==y
   Fail: (193) [system] ')'==y
   Call: (193) [system] get_char((0x55fbb4538270), y)
   Exit: (193) [system] get_char((0x55fbb4538270), y)
   Call: (193) [system] y=(\)
   Fail: (193) [system] y=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _1671760)
   Call: (194) [system] peek_char((0x55fbb4538270), _1672694)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _1671760=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (193) [system] _1657824=[y]
   Exit: (193) [system] [y]=[y]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [y])
   Call: (192) [system] _1643888=[r, y]
   Exit: (192) [system] [r, y]=[r, y]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, y])
   Call: (191) [system] _1629952=[e, r, y]
   Exit: (191) [system] [e, r, y]=[e, r, y]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, r, y])
   Call: (190) [system] _1616016=[u, e, r, y]
   Exit: (190) [system] [u, e, r, y]=[u, e, r, y]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, e, r, y])
   Call: (189) [system] _1602080=[q, u, e, r, y]
   Exit: (189) [system] [q, u, e, r, y]=[q, u, e, r, y]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [q, u, e, r, y])
^  Call: (188) [user] classify_and_convert_charseq([$, q, u, e, r, y], _1566570)
^  Call: (189) [user] classify_and_convert_charseq_([$, q, u, e, r, y], _1695948)
   Call: (190) [system] atom_chars(_1696880, ['_', q, u, e, r, y])
   Exit: (190) [system] atom_chars('_query', ['_', q, u, e, r, y])
^  Exit: (189) [user] classify_and_convert_charseq_([$, q, u, e, r, y], _query)
   Call: (189) [system] integer(_query)
   Fail: (189) [system] integer(_query)
   Call: (189) [system] _1566570=_query
   Exit: (189) [system] _query=_query
^  Exit: (188) [user] classify_and_convert_charseq([$, q, u, e, r, y], _query)
^  Exit: (187) [user] read_symbolic(')', (0x55fbb4538270), $, _query)
^  Exit: (186) [user] cont_sexpr(')', (0x55fbb4538270), _query)
^  Call: (186) [user] read_list(')', (0x55fbb4538270), _1706172)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1708030)
   Exit: (188) [system] peek_char((0x55fbb4538270), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
   Call: (188) [system] ' '=(/)
   Fail: (188) [system] ' '=(/)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55fbb4538270), _1717624)
   Exit: (188) [system] get_char((0x55fbb4538270), ' ')
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1720328)
   Exit: (189) [system] peek_char((0x55fbb4538270), $)
   Call: (189) [system] ($)=(;)
   Fail: (189) [system] ($)=(;)
   Call: (189) [system] ($)=(/)
   Fail: (189) [system] ($)=(/)
^  Call: (189) [user] is_like_space($)
   Call: (190) [system] char_type($, 'white')
   Fail: (190) [system] char_type($, 'white')
   Call: (190) [system] char_type($, end_of_line)
   Fail: (190) [system] char_type($, end_of_line)
   Call: (190) [system] char_type($, space)
   Fail: (190) [system] char_type($, space)
   Call: (190) [system] char_type($, cntrl)
   Fail: (190) [system] char_type($, cntrl)
^  Fail: (189) [user] is_like_space($)
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1737262)
   Exit: (187) [system] peek_char((0x55fbb4538270), $)
   Call: (187) [system] ($)=')'
   Fail: (187) [system] ($)=')'
   Call: (187) [system] ($)=end_of_file
   Fail: (187) [system] ($)=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55fbb4538270), _1742832)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1744690)
   Exit: (189) [system] peek_char((0x55fbb4538270), $)
   Call: (189) [system] ($)=(;)
   Fail: (189) [system] ($)=(;)
   Call: (189) [system] ($)=(/)
   Fail: (189) [system] ($)=(/)
^  Call: (189) [user] is_like_space($)
   Call: (190) [system] char_type($, 'white')
   Fail: (190) [system] char_type($, 'white')
   Call: (190) [system] char_type($, end_of_line)
   Fail: (190) [system] char_type($, end_of_line)
   Call: (190) [system] char_type($, space)
   Fail: (190) [system] char_type($, space)
   Call: (190) [system] char_type($, cntrl)
   Fail: (190) [system] char_type($, cntrl)
^  Fail: (189) [user] is_like_space($)
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] get_char((0x55fbb4538270), _1760700)
   Exit: (188) [system] get_char((0x55fbb4538270), $)
   Call: (188) [system] ($)='('
   Fail: (188) [system] ($)='('
   Call: (188) [system] ($)='['
   Fail: (188) [system] ($)='['
   Call: (188) [system] ($)='{'
   Fail: (188) [system] ($)='{'
   Call: (188) [system] ($)='"'
   Fail: (188) [system] ($)='"'
   Call: (188) [system] ($)=!
   Fail: (188) [system] ($)=!
   Call: (188) [system] ($)='\''
   Fail: (188) [system] ($)='\''
   Call: (188) [system] ($)='`'
   Fail: (188) [system] ($)='`'
   Call: (188) [system] ($)=end_of_file
   Fail: (188) [system] ($)=end_of_file
^  Call: (188) [user] read_symbolic(')', (0x55fbb4538270), $, _1742832)
^  Call: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), _1778342)
   Call: (190) [system] peek_char((0x55fbb4538270), _1779276)
   Exit: (190) [system] peek_char((0x55fbb4538270), k)
^  Call: (190) [user] is_delimiter(k)
   Call: (191) [system] char_type(k, space)
   Fail: (191) [system] char_type(k, space)
   Call: (191) [system] arg(_1783996, v('(', ')', end_of_file), k)
   Fail: (191) [system] arg(_1784928, v('(', ')', end_of_file), k)
^  Fail: (190) [user] is_delimiter(k)
   Call: (190) [system] ')'==k
   Fail: (190) [system] ')'==k
   Call: (190) [system] get_char((0x55fbb4538270), k)
   Exit: (190) [system] get_char((0x55fbb4538270), k)
   Call: (190) [system] k=(\)
   Fail: (190) [system] k=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _1792278)
   Call: (191) [system] peek_char((0x55fbb4538270), _1793212)
   Exit: (191) [system] peek_char((0x55fbb4538270), b)
^  Call: (191) [user] is_delimiter(b)
   Call: (192) [system] char_type(b, space)
   Fail: (192) [system] char_type(b, space)
   Call: (192) [system] arg(_1797932, v('(', ')', end_of_file), b)
   Fail: (192) [system] arg(_1798864, v('(', ')', end_of_file), b)
^  Fail: (191) [user] is_delimiter(b)
   Call: (191) [system] ')'==b
   Fail: (191) [system] ')'==b
   Call: (191) [system] get_char((0x55fbb4538270), b)
   Exit: (191) [system] get_char((0x55fbb4538270), b)
   Call: (191) [system] b=(\)
   Fail: (191) [system] b=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _1806214)
   Call: (192) [system] peek_char((0x55fbb4538270), _1807148)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (192) [user] is_delimiter(' ')
   Call: (193) [system] char_type(' ', space)
   Exit: (193) [system] char_type(' ', space)
^  Exit: (192) [user] is_delimiter(' ')
   Call: (192) [system] _1806214=[]
   Exit: (192) [system] []=[]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (191) [system] _1792278=[b]
   Exit: (191) [system] [b]=[b]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (190) [system] _1778342=[k, b]
   Exit: (190) [system] [k, b]=[k, b]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), [k, b])
^  Call: (189) [user] classify_and_convert_charseq([$, k, b], _1742832)
^  Call: (190) [user] classify_and_convert_charseq_([$, k, b], _1822020)
   Call: (191) [system] atom_chars(_1822952, ['_', k, b])
   Exit: (191) [system] atom_chars('_kb', ['_', k, b])
^  Exit: (190) [user] classify_and_convert_charseq_([$, k, b], _kb)
   Call: (190) [system] integer(_kb)
   Fail: (190) [system] integer(_kb)
   Call: (190) [system] _1742832=_kb
   Exit: (190) [system] _kb=_kb
^  Exit: (189) [user] classify_and_convert_charseq([$, k, b], _kb)
^  Exit: (188) [user] read_symbolic(')', (0x55fbb4538270), $, _kb)
^  Exit: (187) [user] cont_sexpr(')', (0x55fbb4538270), _kb)
^  Call: (187) [user] read_list(')', (0x55fbb4538270), _1832244)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1834102)
   Exit: (189) [system] peek_char((0x55fbb4538270), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
   Call: (189) [system] ' '=(/)
   Fail: (189) [system] ' '=(/)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55fbb4538270), _1843696)
   Exit: (189) [system] get_char((0x55fbb4538270), ' ')
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1846400)
   Exit: (190) [system] peek_char((0x55fbb4538270), $)
   Call: (190) [system] ($)=(;)
   Fail: (190) [system] ($)=(;)
   Call: (190) [system] ($)=(/)
   Fail: (190) [system] ($)=(/)
^  Call: (190) [user] is_like_space($)
   Call: (191) [system] char_type($, 'white')
   Fail: (191) [system] char_type($, 'white')
   Call: (191) [system] char_type($, end_of_line)
   Fail: (191) [system] char_type($, end_of_line)
   Call: (191) [system] char_type($, space)
   Fail: (191) [system] char_type($, space)
   Call: (191) [system] char_type($, cntrl)
   Fail: (191) [system] char_type($, cntrl)
^  Fail: (190) [user] is_like_space($)
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1863334)
   Exit: (188) [system] peek_char((0x55fbb4538270), $)
   Call: (188) [system] ($)=')'
   Fail: (188) [system] ($)=')'
   Call: (188) [system] ($)=end_of_file
   Fail: (188) [system] ($)=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55fbb4538270), _1868904)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1870762)
   Exit: (190) [system] peek_char((0x55fbb4538270), $)
   Call: (190) [system] ($)=(;)
   Fail: (190) [system] ($)=(;)
   Call: (190) [system] ($)=(/)
   Fail: (190) [system] ($)=(/)
^  Call: (190) [user] is_like_space($)
   Call: (191) [system] char_type($, 'white')
   Fail: (191) [system] char_type($, 'white')
   Call: (191) [system] char_type($, end_of_line)
   Fail: (191) [system] char_type($, end_of_line)
   Call: (191) [system] char_type($, space)
   Fail: (191) [system] char_type($, space)
   Call: (191) [system] char_type($, cntrl)
   Fail: (191) [system] char_type($, cntrl)
^  Fail: (190) [user] is_like_space($)
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] get_char((0x55fbb4538270), _1886772)
   Exit: (189) [system] get_char((0x55fbb4538270), $)
   Call: (189) [system] ($)='('
   Fail: (189) [system] ($)='('
   Call: (189) [system] ($)='['
   Fail: (189) [system] ($)='['
   Call: (189) [system] ($)='{'
   Fail: (189) [system] ($)='{'
   Call: (189) [system] ($)='"'
   Fail: (189) [system] ($)='"'
   Call: (189) [system] ($)=!
   Fail: (189) [system] ($)=!
   Call: (189) [system] ($)='\''
   Fail: (189) [system] ($)='\''
   Call: (189) [system] ($)='`'
   Fail: (189) [system] ($)='`'
   Call: (189) [system] ($)=end_of_file
   Fail: (189) [system] ($)=end_of_file
^  Call: (189) [user] read_symbolic(')', (0x55fbb4538270), $, _1868904)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _1904414)
   Call: (191) [system] peek_char((0x55fbb4538270), _1905348)
   Exit: (191) [system] peek_char((0x55fbb4538270), r)
^  Call: (191) [user] is_delimiter(r)
   Call: (192) [system] char_type(r, space)
   Fail: (192) [system] char_type(r, space)
   Call: (192) [system] arg(_1910068, v('(', ')', end_of_file), r)
   Fail: (192) [system] arg(_1911000, v('(', ')', end_of_file), r)
^  Fail: (191) [user] is_delimiter(r)
   Call: (191) [system] ')'==r
   Fail: (191) [system] ')'==r
   Call: (191) [system] get_char((0x55fbb4538270), r)
   Exit: (191) [system] get_char((0x55fbb4538270), r)
   Call: (191) [system] r=(\)
   Fail: (191) [system] r=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _1918350)
   Call: (192) [system] peek_char((0x55fbb4538270), _1919284)
   Exit: (192) [system] peek_char((0x55fbb4538270), b)
^  Call: (192) [user] is_delimiter(b)
   Call: (193) [system] char_type(b, space)
   Fail: (193) [system] char_type(b, space)
   Call: (193) [system] arg(_1924004, v('(', ')', end_of_file), b)
   Fail: (193) [system] arg(_1924936, v('(', ')', end_of_file), b)
^  Fail: (192) [user] is_delimiter(b)
   Call: (192) [system] ')'==b
   Fail: (192) [system] ')'==b
   Call: (192) [system] get_char((0x55fbb4538270), b)
   Exit: (192) [system] get_char((0x55fbb4538270), b)
   Call: (192) [system] b=(\)
   Fail: (192) [system] b=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _1932286)
   Call: (193) [system] peek_char((0x55fbb4538270), _1933220)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (193) [user] is_delimiter(' ')
   Call: (194) [system] char_type(' ', space)
   Exit: (194) [system] char_type(' ', space)
^  Exit: (193) [user] is_delimiter(' ')
   Call: (193) [system] _1932286=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (192) [system] _1918350=[b]
   Exit: (192) [system] [b]=[b]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (191) [system] _1904414=[r, b]
   Exit: (191) [system] [r, b]=[r, b]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, b])
^  Call: (190) [user] classify_and_convert_charseq([$, r, b], _1868904)
^  Call: (191) [user] classify_and_convert_charseq_([$, r, b], _1948092)
   Call: (192) [system] atom_chars(_1949024, ['_', r, b])
   Exit: (192) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (191) [user] classify_and_convert_charseq_([$, r, b], _rb)
   Call: (191) [system] integer(_rb)
   Fail: (191) [system] integer(_rb)
   Call: (191) [system] _1868904=_rb
   Exit: (191) [system] _rb=_rb
^  Exit: (190) [user] classify_and_convert_charseq([$, r, b], _rb)
^  Exit: (189) [user] read_symbolic(')', (0x55fbb4538270), $, _rb)
^  Exit: (188) [user] cont_sexpr(')', (0x55fbb4538270), _rb)
^  Call: (188) [user] read_list(')', (0x55fbb4538270), _1958316)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1960174)
   Exit: (190) [system] peek_char((0x55fbb4538270), ' ')
   Call: (190) [system] ' '=(;)
   Fail: (190) [system] ' '=(;)
   Call: (190) [system] ' '=(/)
   Fail: (190) [system] ' '=(/)
^  Call: (190) [user] is_like_space(' ')
   Call: (191) [system] char_type(' ', 'white')
   Exit: (191) [system] char_type(' ', 'white')
^  Exit: (190) [user] is_like_space(' ')
   Call: (190) [system] get_char((0x55fbb4538270), _1969768)
   Exit: (190) [system] get_char((0x55fbb4538270), ' ')
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1972472)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
   Call: (191) [system] '('=(/)
   Fail: (191) [system] '('=(/)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1989406)
   Exit: (189) [system] peek_char((0x55fbb4538270), '(')
   Call: (189) [system] '('=')'
   Fail: (189) [system] '('=')'
   Call: (189) [system] '('=end_of_file
   Fail: (189) [system] '('=end_of_file
^  Call: (189) [user] cont_sexpr(')', (0x55fbb4538270), _1994976)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1996834)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
   Call: (191) [system] '('=(/)
   Fail: (191) [system] '('=(/)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] get_char((0x55fbb4538270), _2012844)
   Exit: (190) [system] get_char((0x55fbb4538270), '(')
   Call: (190) [system] '('='('
   Exit: (190) [system] '('='('
^  Call: (190) [user] read_list(')', (0x55fbb4538270), _1994976)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _2018414)
   Exit: (192) [system] peek_char((0x55fbb4538270), 'S')
   Call: (192) [system] 'S'=(;)
   Fail: (192) [system] 'S'=(;)
   Call: (192) [system] 'S'=(/)
   Fail: (192) [system] 'S'=(/)
^  Call: (192) [user] is_like_space('S')
   Call: (193) [system] char_type('S', 'white')
   Fail: (193) [system] char_type('S', 'white')
   Call: (193) [system] char_type('S', end_of_line)
   Fail: (193) [system] char_type('S', end_of_line)
   Call: (193) [system] char_type('S', space)
   Fail: (193) [system] char_type('S', space)
   Call: (193) [system] char_type('S', cntrl)
   Fail: (193) [system] char_type('S', cntrl)
^  Fail: (192) [user] is_like_space('S')
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _2034424)
   Exit: (191) [system] peek_char((0x55fbb4538270), 'S')
   Call: (191) [system] 'S'=')'
   Fail: (191) [system] 'S'=')'
   Call: (191) [system] 'S'=end_of_file
   Fail: (191) [system] 'S'=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55fbb4538270), _2039994)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _2041852)
   Exit: (193) [system] peek_char((0x55fbb4538270), 'S')
   Call: (193) [system] 'S'=(;)
   Fail: (193) [system] 'S'=(;)
   Call: (193) [system] 'S'=(/)
   Fail: (193) [system] 'S'=(/)
^  Call: (193) [user] is_like_space('S')
   Call: (194) [system] char_type('S', 'white')
   Fail: (194) [system] char_type('S', 'white')
   Call: (194) [system] char_type('S', end_of_line)
   Fail: (194) [system] char_type('S', end_of_line)
   Call: (194) [system] char_type('S', space)
   Fail: (194) [system] char_type('S', space)
   Call: (194) [system] char_type('S', cntrl)
   Fail: (194) [system] char_type('S', cntrl)
^  Fail: (193) [user] is_like_space('S')
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] get_char((0x55fbb4538270), _2057862)
   Exit: (192) [system] get_char((0x55fbb4538270), 'S')
   Call: (192) [system] 'S'='('
   Fail: (192) [system] 'S'='('
   Call: (192) [system] 'S'='['
   Fail: (192) [system] 'S'='['
   Call: (192) [system] 'S'='{'
   Fail: (192) [system] 'S'='{'
   Call: (192) [system] 'S'='"'
   Fail: (192) [system] 'S'='"'
   Call: (192) [system] 'S'=!
   Fail: (192) [system] 'S'=!
   Call: (192) [system] 'S'='\''
   Fail: (192) [system] 'S'='\''
   Call: (192) [system] 'S'='`'
   Fail: (192) [system] 'S'='`'
   Call: (192) [system] 'S'=end_of_file
   Fail: (192) [system] 'S'=end_of_file
^  Call: (192) [user] read_symbolic(')', (0x55fbb4538270), 'S', _2039994)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _2075504)
   Call: (194) [system] peek_char((0x55fbb4538270), _2076438)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _2075504=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (193) [user] classify_and_convert_charseq(['S'], _2039994)
^  Call: (194) [user] classify_and_convert_charseq_(['S'], _2085722)
^  Call: (196) [system] setup_call_cleanup('$notrace'(_2086674, _2086676), once(user:catch(read_from_chars(['S'], _2085722), _2086656, fail)), '$restore_trace'(_2086674, _2086676))
^  Call: (197) [system] sig_atomic(system:'$notrace'(_2086674, _2086676))
^  Exit: (196) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['S'], _2085722), _2086656, fail)), system:'$restore_trace'(3, -1))
   Call: (195) [system] atomic(_2085722)
   Fail: (195) [system] atomic(_2085722)
   Call: (195) [system] atom_chars(_2085722, ['S'])
   Exit: (195) [system] atom_chars('S', ['S'])
^  Exit: (194) [user] classify_and_convert_charseq_(['S'], 'S')
   Call: (194) [system] integer('S')
   Fail: (194) [system] integer('S')
   Call: (194) [system] _2039994='S'
   Exit: (194) [system] 'S'='S'
^  Exit: (193) [user] classify_and_convert_charseq(['S'], 'S')
^  Exit: (192) [user] read_symbolic(')', (0x55fbb4538270), 'S', 'S')
^  Exit: (191) [user] cont_sexpr(')', (0x55fbb4538270), 'S')
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _7110)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _8968)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _18562)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _21266)
   Exit: (194) [system] peek_char((0x55fbb4538270), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
   Call: (194) [system] ($)=(/)
   Fail: (194) [system] ($)=(/)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _38200)
   Exit: (192) [system] peek_char((0x55fbb4538270), $)
   Call: (192) [system] ($)=')'
   Fail: (192) [system] ($)=')'
   Call: (192) [system] ($)=end_of_file
   Fail: (192) [system] ($)=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _43770)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _45628)
   Exit: (194) [system] peek_char((0x55fbb4538270), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
   Call: (194) [system] ($)=(/)
   Fail: (194) [system] ($)=(/)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _61638)
   Exit: (193) [system] get_char((0x55fbb4538270), $)
   Call: (193) [system] ($)='('
   Fail: (193) [system] ($)='('
   Call: (193) [system] ($)='['
   Fail: (193) [system] ($)='['
   Call: (193) [system] ($)='{'
   Fail: (193) [system] ($)='{'
   Call: (193) [system] ($)='"'
   Fail: (193) [system] ($)='"'
   Call: (193) [system] ($)=!
   Fail: (193) [system] ($)=!
   Call: (193) [system] ($)='\''
   Fail: (193) [system] ($)='\''
   Call: (193) [system] ($)='`'
   Fail: (193) [system] ($)='`'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55fbb4538270), $, _43770)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _79280)
   Call: (195) [system] peek_char((0x55fbb4538270), _80214)
   Exit: (195) [system] peek_char((0x55fbb4538270), k)
^  Call: (195) [user] is_delimiter(k)
   Call: (196) [system] char_type(k, space)
   Fail: (196) [system] char_type(k, space)
   Call: (196) [system] arg(_84934, v('(', ')', end_of_file), k)
   Fail: (196) [system] arg(_85866, v('(', ')', end_of_file), k)
^  Fail: (195) [user] is_delimiter(k)
   Call: (195) [system] ')'==k
   Fail: (195) [system] ')'==k
   Call: (195) [system] get_char((0x55fbb4538270), k)
   Exit: (195) [system] get_char((0x55fbb4538270), k)
   Call: (195) [system] k=(\)
   Fail: (195) [system] k=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _93216)
   Call: (196) [system] peek_char((0x55fbb4538270), _94150)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
^  Call: (196) [user] is_delimiter(')')
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] arg(_98870, v('(', ')', end_of_file), ')')
   Exit: (197) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (196) [user] is_delimiter(')')
   Call: (196) [system] _93216=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (195) [system] _79280=[k]
   Exit: (195) [system] [k]=[k]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
^  Call: (194) [user] classify_and_convert_charseq([$, k], _43770)
^  Call: (195) [user] classify_and_convert_charseq_([$, k], _108100)
   Call: (196) [system] atom_chars(_109032, ['_', k])
   Exit: (196) [system] atom_chars('_k', ['_', k])
^  Exit: (195) [user] classify_and_convert_charseq_([$, k], _k)
   Call: (195) [system] integer(_k)
   Fail: (195) [system] integer(_k)
   Call: (195) [system] _43770=_k
   Exit: (195) [system] _k=_k
^  Exit: (194) [user] classify_and_convert_charseq([$, k], _k)
^  Exit: (193) [user] read_symbolic(')', (0x55fbb4538270), $, _k)
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), _k)
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _118324)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _120182)
   Exit: (194) [system] peek_char((0x55fbb4538270), ')')
   Call: (194) [system] ')'=(;)
   Fail: (194) [system] ')'=(;)
   Call: (194) [system] ')'=(/)
   Fail: (194) [system] ')'=(/)
^  Call: (194) [user] is_like_space(')')
   Call: (195) [system] char_type(')', 'white')
   Fail: (195) [system] char_type(')', 'white')
   Call: (195) [system] char_type(')', end_of_line)
   Fail: (195) [system] char_type(')', end_of_line)
   Call: (195) [system] char_type(')', space)
   Fail: (195) [system] char_type(')', space)
   Call: (195) [system] char_type(')', cntrl)
   Fail: (195) [system] char_type(')', cntrl)
^  Fail: (194) [user] is_like_space(')')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _136192)
   Exit: (193) [system] peek_char((0x55fbb4538270), ')')
   Call: (193) [system] ')'=')'
   Exit: (193) [system] ')'=')'
   Call: (193) [system] get_char((0x55fbb4538270), _139982)
   Exit: (193) [system] get_char((0x55fbb4538270), ')')
   Call: (193) [system] _118324=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [])
   Call: (192) [system] _7110=[_k]
   Exit: (192) [system] [_k]=[_k]
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), [_k])
   Call: (191) [system] _3402=['S', _k]
   Exit: (191) [system] ['S', _k]=['S', _k]
^  Exit: (190) [user] read_list(')', (0x55fbb4538270), ['S', _k])
^  Exit: (189) [user] cont_sexpr(')', (0x55fbb4538270), ['S', _k])
^  Call: (189) [user] read_list(')', (0x55fbb4538270), _151070)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _152928)
   Exit: (191) [system] peek_char((0x55fbb4538270), ')')
   Call: (191) [system] ')'=(;)
   Fail: (191) [system] ')'=(;)
   Call: (191) [system] ')'=(/)
   Fail: (191) [system] ')'=(/)
^  Call: (191) [user] is_like_space(')')
   Call: (192) [system] char_type(')', 'white')
   Fail: (192) [system] char_type(')', 'white')
   Call: (192) [system] char_type(')', end_of_line)
   Fail: (192) [system] char_type(')', end_of_line)
   Call: (192) [system] char_type(')', space)
   Fail: (192) [system] char_type(')', space)
   Call: (192) [system] char_type(')', cntrl)
   Fail: (192) [system] char_type(')', cntrl)
^  Fail: (191) [user] is_like_space(')')
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _168938)
   Exit: (190) [system] peek_char((0x55fbb4538270), ')')
   Call: (190) [system] ')'=')'
   Exit: (190) [system] ')'=')'
   Call: (190) [system] get_char((0x55fbb4538270), _172728)
   Exit: (190) [system] get_char((0x55fbb4538270), ')')
   Call: (190) [system] _151070=[]
   Exit: (190) [system] []=[]
^  Exit: (189) [user] read_list(')', (0x55fbb4538270), [])
   Call: (189) [system] _3398=[['S', _k]]
   Exit: (189) [system] [['S', _k]]=[['S', _k]]
^  Exit: (188) [user] read_list(')', (0x55fbb4538270), [['S', _k]])
   Call: (188) [system] _3388=[_rb, ['S', _k]]
   Exit: (188) [system] [_rb, ['S', _k]]=[_rb, ['S', _k]]
^  Exit: (187) [user] read_list(')', (0x55fbb4538270), [_rb, ['S', _k]])
   Call: (187) [system] _3378=[_kb, _rb, ['S', _k]]
   Exit: (187) [system] [_kb, _rb, ['S', _k]]=[_kb, _rb, ['S', _k]]
^  Exit: (186) [user] read_list(')', (0x55fbb4538270), [_kb, _rb, ['S', _k]])
   Call: (186) [system] _3368=[_query, _kb, _rb, ['S', _k]]
   Exit: (186) [system] [_query, _kb, _rb, ['S', _k]]=[_query, _kb, _rb, ['S', _k]]
^  Exit: (185) [user] read_list(')', (0x55fbb4538270), [_query, _kb, _rb, ['S', _k]])
   Call: (185) [system] _3360=[synthesize, _query, _kb, _rb, ['S', _k]]
   Exit: (185) [system] [synthesize, _query, _kb, _rb, ['S', _k]]=[synthesize, _query, _kb, _rb, ['S', _k]]
^  Exit: (184) [user] read_list(')', (0x55fbb4538270), [synthesize, _query, _kb, _rb, ['S', _k]])
^  Exit: (183) [user] cont_sexpr(')', (0x55fbb4538270), [synthesize, _query, _kb, _rb, ['S', _k]])
^  Call: (183) [user] read_list(')', (0x55fbb4538270), _192198)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _194056)
   Exit: (185) [system] peek_char((0x55fbb4538270), '\n')
   Call: (185) [system] '\n'=(;)
   Fail: (185) [system] '\n'=(;)
   Call: (185) [system] '\n'=(/)
   Fail: (185) [system] '\n'=(/)
^  Call: (185) [user] is_like_space('\n')
   Call: (186) [system] char_type('\n', 'white')
   Fail: (186) [system] char_type('\n', 'white')
   Call: (186) [system] char_type('\n', end_of_line)
   Exit: (186) [system] char_type('\n', end_of_line)
^  Exit: (185) [user] is_like_space('\n')
   Call: (185) [system] get_char((0x55fbb4538270), _205506)
   Exit: (185) [system] get_char((0x55fbb4538270), '\n')
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _208210)
   Exit: (186) [system] peek_char((0x55fbb4538270), ' ')
   Call: (186) [system] ' '=(;)
   Fail: (186) [system] ' '=(;)
   Call: (186) [system] ' '=(/)
   Fail: (186) [system] ' '=(/)
^  Call: (186) [user] is_like_space(' ')
   Call: (187) [system] char_type(' ', 'white')
   Exit: (187) [system] char_type(' ', 'white')
^  Exit: (186) [user] is_like_space(' ')
   Call: (186) [system] get_char((0x55fbb4538270), _217804)
   Exit: (186) [system] get_char((0x55fbb4538270), ' ')
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _220508)
   Exit: (187) [system] peek_char((0x55fbb4538270), ' ')
   Call: (187) [system] ' '=(;)
   Fail: (187) [system] ' '=(;)
   Call: (187) [system] ' '=(/)
   Fail: (187) [system] ' '=(/)
^  Call: (187) [user] is_like_space(' ')
   Call: (188) [system] char_type(' ', 'white')
   Exit: (188) [system] char_type(' ', 'white')
^  Exit: (187) [user] is_like_space(' ')
   Call: (187) [system] get_char((0x55fbb4538270), _230102)
   Exit: (187) [system] get_char((0x55fbb4538270), ' ')
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _232806)
   Exit: (188) [system] peek_char((0x55fbb4538270), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
   Call: (188) [system] ' '=(/)
   Fail: (188) [system] ' '=(/)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55fbb4538270), _242400)
   Exit: (188) [system] get_char((0x55fbb4538270), ' ')
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _245104)
   Exit: (189) [system] peek_char((0x55fbb4538270), '(')
   Call: (189) [system] '('=(;)
   Fail: (189) [system] '('=(;)
   Call: (189) [system] '('=(/)
   Fail: (189) [system] '('=(/)
^  Call: (189) [user] is_like_space('(')
   Call: (190) [system] char_type('(', 'white')
   Fail: (190) [system] char_type('(', 'white')
   Call: (190) [system] char_type('(', end_of_line)
   Fail: (190) [system] char_type('(', end_of_line)
   Call: (190) [system] char_type('(', space)
   Fail: (190) [system] char_type('(', space)
   Call: (190) [system] char_type('(', cntrl)
   Fail: (190) [system] char_type('(', cntrl)
^  Fail: (189) [user] is_like_space('(')
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _264810)
   Exit: (184) [system] peek_char((0x55fbb4538270), '(')
   Call: (184) [system] '('=')'
   Fail: (184) [system] '('=')'
   Call: (184) [system] '('=end_of_file
   Fail: (184) [system] '('=end_of_file
^  Call: (184) [user] cont_sexpr(')', (0x55fbb4538270), _270380)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _272238)
   Exit: (186) [system] peek_char((0x55fbb4538270), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
   Call: (186) [system] '('=(/)
   Fail: (186) [system] '('=(/)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] get_char((0x55fbb4538270), _288248)
   Exit: (185) [system] get_char((0x55fbb4538270), '(')
   Call: (185) [system] '('='('
   Exit: (185) [system] '('='('
^  Call: (185) [user] read_list(')', (0x55fbb4538270), _270380)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _293818)
   Exit: (187) [system] peek_char((0x55fbb4538270), l)
   Call: (187) [system] l=(;)
   Fail: (187) [system] l=(;)
   Call: (187) [system] l=(/)
   Fail: (187) [system] l=(/)
^  Call: (187) [user] is_like_space(l)
   Call: (188) [system] char_type(l, 'white')
   Fail: (188) [system] char_type(l, 'white')
   Call: (188) [system] char_type(l, end_of_line)
   Fail: (188) [system] char_type(l, end_of_line)
   Call: (188) [system] char_type(l, space)
   Fail: (188) [system] char_type(l, space)
   Call: (188) [system] char_type(l, cntrl)
   Fail: (188) [system] char_type(l, cntrl)
^  Fail: (187) [user] is_like_space(l)
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _309828)
   Exit: (186) [system] peek_char((0x55fbb4538270), l)
   Call: (186) [system] l=')'
   Fail: (186) [system] l=')'
   Call: (186) [system] l=end_of_file
   Fail: (186) [system] l=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55fbb4538270), _315398)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _317256)
   Exit: (188) [system] peek_char((0x55fbb4538270), l)
   Call: (188) [system] l=(;)
   Fail: (188) [system] l=(;)
   Call: (188) [system] l=(/)
   Fail: (188) [system] l=(/)
^  Call: (188) [user] is_like_space(l)
   Call: (189) [system] char_type(l, 'white')
   Fail: (189) [system] char_type(l, 'white')
   Call: (189) [system] char_type(l, end_of_line)
   Fail: (189) [system] char_type(l, end_of_line)
   Call: (189) [system] char_type(l, space)
   Fail: (189) [system] char_type(l, space)
   Call: (189) [system] char_type(l, cntrl)
   Fail: (189) [system] char_type(l, cntrl)
^  Fail: (188) [user] is_like_space(l)
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] get_char((0x55fbb4538270), _333266)
   Exit: (187) [system] get_char((0x55fbb4538270), l)
   Call: (187) [system] l='('
   Fail: (187) [system] l='('
   Call: (187) [system] l='['
   Fail: (187) [system] l='['
   Call: (187) [system] l='{'
   Fail: (187) [system] l='{'
   Call: (187) [system] l='"'
   Fail: (187) [system] l='"'
   Call: (187) [system] l=!
   Fail: (187) [system] l=!
   Call: (187) [system] l='\''
   Fail: (187) [system] l='\''
   Call: (187) [system] l='`'
   Fail: (187) [system] l='`'
   Call: (187) [system] l=end_of_file
   Fail: (187) [system] l=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55fbb4538270), l, _315398)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _350908)
   Call: (189) [system] peek_char((0x55fbb4538270), _351842)
   Exit: (189) [system] peek_char((0x55fbb4538270), e)
^  Call: (189) [user] is_delimiter(e)
   Call: (190) [system] char_type(e, space)
   Fail: (190) [system] char_type(e, space)
   Call: (190) [system] arg(_356562, v('(', ')', end_of_file), e)
   Fail: (190) [system] arg(_357494, v('(', ')', end_of_file), e)
^  Fail: (189) [user] is_delimiter(e)
   Call: (189) [system] ')'==e
   Fail: (189) [system] ')'==e
   Call: (189) [system] get_char((0x55fbb4538270), e)
   Exit: (189) [system] get_char((0x55fbb4538270), e)
   Call: (189) [system] e=(\)
   Fail: (189) [system] e=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), _364844)
   Call: (190) [system] peek_char((0x55fbb4538270), _365778)
   Exit: (190) [system] peek_char((0x55fbb4538270), t)
^  Call: (190) [user] is_delimiter(t)
   Call: (191) [system] char_type(t, space)
   Fail: (191) [system] char_type(t, space)
   Call: (191) [system] arg(_370498, v('(', ')', end_of_file), t)
   Fail: (191) [system] arg(_371430, v('(', ')', end_of_file), t)
^  Fail: (190) [user] is_delimiter(t)
   Call: (190) [system] ')'==t
   Fail: (190) [system] ')'==t
   Call: (190) [system] get_char((0x55fbb4538270), t)
   Exit: (190) [system] get_char((0x55fbb4538270), t)
   Call: (190) [system] t=(\)
   Fail: (190) [system] t=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _378780)
   Call: (191) [system] peek_char((0x55fbb4538270), _379714)
   Exit: (191) [system] peek_char((0x55fbb4538270), *)
^  Call: (191) [user] is_delimiter(*)
   Call: (192) [system] char_type(*, space)
   Fail: (192) [system] char_type(*, space)
   Call: (192) [system] arg(_384434, v('(', ')', end_of_file), *)
   Fail: (192) [system] arg(_385366, v('(', ')', end_of_file), *)
^  Fail: (191) [user] is_delimiter(*)
   Call: (191) [system] ')'==(*)
   Fail: (191) [system] ')'==(*)
   Call: (191) [system] get_char((0x55fbb4538270), *)
   Exit: (191) [system] get_char((0x55fbb4538270), *)
   Call: (191) [system] (*)=(\)
   Fail: (191) [system] (*)=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _392716)
   Call: (192) [system] peek_char((0x55fbb4538270), _393650)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (192) [user] is_delimiter(' ')
   Call: (193) [system] char_type(' ', space)
   Exit: (193) [system] char_type(' ', space)
^  Exit: (192) [user] is_delimiter(' ')
   Call: (192) [system] _392716=[]
   Exit: (192) [system] []=[]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (191) [system] _378780=[*]
   Exit: (191) [system] [*]=[*]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [*])
   Call: (190) [system] _364844=[t, *]
   Exit: (190) [system] [t, *]=[t, *]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, *])
   Call: (189) [system] _350908=[e, t, *]
   Exit: (189) [system] [e, t, *]=[e, t, *]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, t, *])
^  Call: (188) [user] classify_and_convert_charseq([l, e, t, *], _315398)
^  Call: (189) [user] classify_and_convert_charseq_([l, e, t, *], _411316)
^  Call: (191) [system] setup_call_cleanup('$notrace'(_412268, _412270), once(user:catch(read_from_chars([l, e, t, *], _411316), _412250, fail)), '$restore_trace'(_412268, _412270))
^  Call: (192) [system] sig_atomic(system:'$notrace'(_412268, _412270))
   Call: (190) [system] atom_chars(_3460, [l, e, t, *])
   Exit: (190) [system] atom_chars('let*', [l, e, t, *])
^  Exit: (189) [user] classify_and_convert_charseq_([l, e, t, *], 'let*')
   Call: (189) [system] integer('let*')
   Fail: (189) [system] integer('let*')
   Call: (189) [system] _3430='let*'
   Exit: (189) [system] 'let*'='let*'
^  Exit: (188) [user] classify_and_convert_charseq([l, e, t, *], 'let*')
^  Exit: (187) [user] read_symbolic(')', (0x55fbb4538270), l, 'let*')
^  Exit: (186) [user] cont_sexpr(')', (0x55fbb4538270), 'let*')
^  Call: (186) [user] read_list(')', (0x55fbb4538270), _12826)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _14684)
   Exit: (188) [system] peek_char((0x55fbb4538270), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
   Call: (188) [system] ' '=(/)
   Fail: (188) [system] ' '=(/)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55fbb4538270), _24278)
   Exit: (188) [system] get_char((0x55fbb4538270), ' ')
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _26982)
   Exit: (189) [system] peek_char((0x55fbb4538270), '(')
   Call: (189) [system] '('=(;)
   Fail: (189) [system] '('=(;)
   Call: (189) [system] '('=(/)
   Fail: (189) [system] '('=(/)
^  Call: (189) [user] is_like_space('(')
   Call: (190) [system] char_type('(', 'white')
   Fail: (190) [system] char_type('(', 'white')
   Call: (190) [system] char_type('(', end_of_line)
   Fail: (190) [system] char_type('(', end_of_line)
   Call: (190) [system] char_type('(', space)
   Fail: (190) [system] char_type('(', space)
   Call: (190) [system] char_type('(', cntrl)
   Fail: (190) [system] char_type('(', cntrl)
^  Fail: (189) [user] is_like_space('(')
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _43916)
   Exit: (187) [system] peek_char((0x55fbb4538270), '(')
   Call: (187) [system] '('=')'
   Fail: (187) [system] '('=')'
   Call: (187) [system] '('=end_of_file
   Fail: (187) [system] '('=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55fbb4538270), _49486)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _51344)
   Exit: (189) [system] peek_char((0x55fbb4538270), '(')
   Call: (189) [system] '('=(;)
   Fail: (189) [system] '('=(;)
   Call: (189) [system] '('=(/)
   Fail: (189) [system] '('=(/)
^  Call: (189) [user] is_like_space('(')
   Call: (190) [system] char_type('(', 'white')
   Fail: (190) [system] char_type('(', 'white')
   Call: (190) [system] char_type('(', end_of_line)
   Fail: (190) [system] char_type('(', end_of_line)
   Call: (190) [system] char_type('(', space)
   Fail: (190) [system] char_type('(', space)
   Call: (190) [system] char_type('(', cntrl)
   Fail: (190) [system] char_type('(', cntrl)
^  Fail: (189) [user] is_like_space('(')
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] get_char((0x55fbb4538270), _67354)
   Exit: (188) [system] get_char((0x55fbb4538270), '(')
   Call: (188) [system] '('='('
   Exit: (188) [system] '('='('
^  Call: (188) [user] read_list(')', (0x55fbb4538270), _49486)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _72924)
   Exit: (190) [system] peek_char((0x55fbb4538270), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
   Call: (190) [system] '('=(/)
   Fail: (190) [system] '('=(/)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _88934)
   Exit: (189) [system] peek_char((0x55fbb4538270), '(')
   Call: (189) [system] '('=')'
   Fail: (189) [system] '('=')'
   Call: (189) [system] '('=end_of_file
   Fail: (189) [system] '('=end_of_file
^  Call: (189) [user] cont_sexpr(')', (0x55fbb4538270), _94504)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _96362)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
   Call: (191) [system] '('=(/)
   Fail: (191) [system] '('=(/)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] get_char((0x55fbb4538270), _112372)
   Exit: (190) [system] get_char((0x55fbb4538270), '(')
   Call: (190) [system] '('='('
   Exit: (190) [system] '('='('
^  Call: (190) [user] read_list(')', (0x55fbb4538270), _94504)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _117942)
   Exit: (192) [system] peek_char((0x55fbb4538270), '(')
   Call: (192) [system] '('=(;)
   Fail: (192) [system] '('=(;)
   Call: (192) [system] '('=(/)
   Fail: (192) [system] '('=(/)
^  Call: (192) [user] is_like_space('(')
   Call: (193) [system] char_type('(', 'white')
   Fail: (193) [system] char_type('(', 'white')
   Call: (193) [system] char_type('(', end_of_line)
   Fail: (193) [system] char_type('(', end_of_line)
   Call: (193) [system] char_type('(', space)
   Fail: (193) [system] char_type('(', space)
   Call: (193) [system] char_type('(', cntrl)
   Fail: (193) [system] char_type('(', cntrl)
^  Fail: (192) [user] is_like_space('(')
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _133952)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=')'
   Fail: (191) [system] '('=')'
   Call: (191) [system] '('=end_of_file
   Fail: (191) [system] '('=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55fbb4538270), _139522)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _141380)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
   Call: (193) [system] '('=(/)
   Fail: (193) [system] '('=(/)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] get_char((0x55fbb4538270), _157390)
   Exit: (192) [system] get_char((0x55fbb4538270), '(')
   Call: (192) [system] '('='('
   Exit: (192) [system] '('='('
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _139522)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _162960)
   Exit: (194) [system] peek_char((0x55fbb4538270), :)
   Call: (194) [system] (:)=(;)
   Fail: (194) [system] (:)=(;)
   Call: (194) [system] (:)=(/)
   Fail: (194) [system] (:)=(/)
^  Call: (194) [user] is_like_space(:)
   Call: (195) [system] char_type(:, 'white')
   Fail: (195) [system] char_type(:, 'white')
   Call: (195) [system] char_type(:, end_of_line)
   Fail: (195) [system] char_type(:, end_of_line)
   Call: (195) [system] char_type(:, space)
   Fail: (195) [system] char_type(:, space)
   Call: (195) [system] char_type(:, cntrl)
   Fail: (195) [system] char_type(:, cntrl)
^  Fail: (194) [user] is_like_space(:)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _178970)
   Exit: (193) [system] peek_char((0x55fbb4538270), :)
   Call: (193) [system] (:)=')'
   Fail: (193) [system] (:)=')'
   Call: (193) [system] (:)=end_of_file
   Fail: (193) [system] (:)=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _184540)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _186398)
   Exit: (195) [system] peek_char((0x55fbb4538270), :)
   Call: (195) [system] (:)=(;)
   Fail: (195) [system] (:)=(;)
   Call: (195) [system] (:)=(/)
   Fail: (195) [system] (:)=(/)
^  Call: (195) [user] is_like_space(:)
   Call: (196) [system] char_type(:, 'white')
   Fail: (196) [system] char_type(:, 'white')
   Call: (196) [system] char_type(:, end_of_line)
   Fail: (196) [system] char_type(:, end_of_line)
   Call: (196) [system] char_type(:, space)
   Fail: (196) [system] char_type(:, space)
   Call: (196) [system] char_type(:, cntrl)
   Fail: (196) [system] char_type(:, cntrl)
^  Fail: (195) [user] is_like_space(:)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _202408)
   Exit: (194) [system] get_char((0x55fbb4538270), :)
   Call: (194) [system] (:)='('
   Fail: (194) [system] (:)='('
   Call: (194) [system] (:)='['
   Fail: (194) [system] (:)='['
   Call: (194) [system] (:)='{'
   Fail: (194) [system] (:)='{'
   Call: (194) [system] (:)='"'
   Fail: (194) [system] (:)='"'
   Call: (194) [system] (:)=!
   Fail: (194) [system] (:)=!
   Call: (194) [system] (:)='\''
   Fail: (194) [system] (:)='\''
   Call: (194) [system] (:)='`'
   Fail: (194) [system] (:)='`'
   Call: (194) [system] (:)=end_of_file
   Fail: (194) [system] (:)=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55fbb4538270), :, _184540)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _220050)
   Call: (196) [system] peek_char((0x55fbb4538270), _220984)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (196) [user] is_delimiter(' ')
   Call: (197) [system] char_type(' ', space)
   Exit: (197) [system] char_type(' ', space)
^  Exit: (196) [user] is_delimiter(' ')
   Call: (196) [system] _220050=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (195) [user] classify_and_convert_charseq([:], _184540)
^  Call: (196) [user] classify_and_convert_charseq_([:], _230268)
^  Call: (198) [system] setup_call_cleanup('$notrace'(_231220, _231222), once(user:catch(read_from_chars([:], _230268), _231202, fail)), '$restore_trace'(_231220, _231222))
^  Call: (199) [system] sig_atomic(system:'$notrace'(_231220, _231222))
^  Exit: (198) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _231202, fail)), system:'$restore_trace'(3, -1))
   Call: (197) [system] atomic(:)
   Exit: (197) [system] atomic(:)
^  Exit: (196) [user] classify_and_convert_charseq_([:], :)
   Call: (196) [system] integer(:)
   Fail: (196) [system] integer(:)
   Call: (196) [system] _184540=(:)
   Exit: (196) [system] (:)=(:)
^  Exit: (195) [user] classify_and_convert_charseq([:], :)
^  Exit: (194) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _243348)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _245206)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _254800)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _257504)
   Exit: (196) [system] peek_char((0x55fbb4538270), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
   Call: (196) [system] ($)=(/)
   Fail: (196) [system] ($)=(/)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _274438)
   Exit: (194) [system] peek_char((0x55fbb4538270), $)
   Call: (194) [system] ($)=')'
   Fail: (194) [system] ($)=')'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _280008)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _281866)
   Exit: (196) [system] peek_char((0x55fbb4538270), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
   Call: (196) [system] ($)=(/)
   Fail: (196) [system] ($)=(/)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _297876)
   Exit: (195) [system] get_char((0x55fbb4538270), $)
   Call: (195) [system] ($)='('
   Fail: (195) [system] ($)='('
   Call: (195) [system] ($)='['
   Fail: (195) [system] ($)='['
   Call: (195) [system] ($)='{'
   Fail: (195) [system] ($)='{'
   Call: (195) [system] ($)='"'
   Fail: (195) [system] ($)='"'
   Call: (195) [system] ($)=!
   Fail: (195) [system] ($)=!
   Call: (195) [system] ($)='\''
   Fail: (195) [system] ($)='\''
   Call: (195) [system] ($)='`'
   Fail: (195) [system] ($)='`'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55fbb4538270), $, _280008)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _315518)
   Call: (197) [system] peek_char((0x55fbb4538270), _316452)
   Exit: (197) [system] peek_char((0x55fbb4538270), r)
^  Call: (197) [user] is_delimiter(r)
   Call: (198) [system] char_type(r, space)
   Fail: (198) [system] char_type(r, space)
   Call: (198) [system] arg(_321172, v('(', ')', end_of_file), r)
   Fail: (198) [system] arg(_322104, v('(', ')', end_of_file), r)
^  Fail: (197) [user] is_delimiter(r)
   Call: (197) [system] ')'==r
   Fail: (197) [system] ')'==r
   Call: (197) [system] get_char((0x55fbb4538270), r)
   Exit: (197) [system] get_char((0x55fbb4538270), r)
   Call: (197) [system] r=(\)
   Fail: (197) [system] r=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _329454)
   Call: (198) [system] peek_char((0x55fbb4538270), _330388)
   Exit: (198) [system] peek_char((0x55fbb4538270), u)
^  Call: (198) [user] is_delimiter(u)
   Call: (199) [system] char_type(u, space)
   Fail: (199) [system] char_type(u, space)
   Call: (199) [system] arg(_335108, v('(', ')', end_of_file), u)
   Fail: (199) [system] arg(_336040, v('(', ')', end_of_file), u)
^  Fail: (198) [user] is_delimiter(u)
   Call: (198) [system] ')'==u
   Fail: (198) [system] ')'==u
   Call: (198) [system] get_char((0x55fbb4538270), u)
   Exit: (198) [system] get_char((0x55fbb4538270), u)
   Call: (198) [system] u=(\)
   Fail: (198) [system] u=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _343390)
   Call: (199) [system] peek_char((0x55fbb4538270), _344324)
   Exit: (199) [system] peek_char((0x55fbb4538270), c)
^  Call: (199) [user] is_delimiter(c)
   Call: (200) [system] char_type(c, space)
   Fail: (200) [system] char_type(c, space)
   Call: (200) [system] arg(_349044, v('(', ')', end_of_file), c)
   Fail: (200) [system] arg(_349976, v('(', ')', end_of_file), c)
^  Fail: (199) [user] is_delimiter(c)
   Call: (199) [system] ')'==c
   Fail: (199) [system] ')'==c
   Call: (199) [system] get_char((0x55fbb4538270), c)
   Exit: (199) [system] get_char((0x55fbb4538270), c)
   Call: (199) [system] c=(\)
   Fail: (199) [system] c=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _357326)
   Call: (200) [system] peek_char((0x55fbb4538270), _358260)
   Exit: (200) [system] peek_char((0x55fbb4538270), t)
^  Call: (200) [user] is_delimiter(t)
   Call: (201) [system] char_type(t, space)
   Fail: (201) [system] char_type(t, space)
   Call: (201) [system] arg(_362980, v('(', ')', end_of_file), t)
   Fail: (201) [system] arg(_363912, v('(', ')', end_of_file), t)
^  Fail: (200) [user] is_delimiter(t)
   Call: (200) [system] ')'==t
   Fail: (200) [system] ')'==t
   Call: (200) [system] get_char((0x55fbb4538270), t)
   Exit: (200) [system] get_char((0x55fbb4538270), t)
   Call: (200) [system] t=(\)
   Fail: (200) [system] t=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _371262)
   Call: (201) [system] peek_char((0x55fbb4538270), _372196)
   Exit: (201) [system] peek_char((0x55fbb4538270), o)
^  Call: (201) [user] is_delimiter(o)
   Call: (202) [system] char_type(o, space)
   Fail: (202) [system] char_type(o, space)
   Call: (202) [system] arg(_376916, v('(', ')', end_of_file), o)
   Fail: (202) [system] arg(_377848, v('(', ')', end_of_file), o)
^  Fail: (201) [user] is_delimiter(o)
   Call: (201) [system] ')'==o
   Fail: (201) [system] ')'==o
   Call: (201) [system] get_char((0x55fbb4538270), o)
   Exit: (201) [system] get_char((0x55fbb4538270), o)
   Call: (201) [system] o=(\)
   Fail: (201) [system] o=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _385198)
   Call: (202) [system] peek_char((0x55fbb4538270), _386132)
   Exit: (202) [system] peek_char((0x55fbb4538270), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_390852, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_391784, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55fbb4538270), r)
   Exit: (202) [system] get_char((0x55fbb4538270), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _399134)
   Call: (203) [system] peek_char((0x55fbb4538270), _400068)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (203) [user] is_delimiter(' ')
   Call: (204) [system] char_type(' ', space)
   Exit: (204) [system] char_type(' ', space)
^  Exit: (203) [user] is_delimiter(' ')
   Call: (203) [system] _399134=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (202) [system] _385198=[r]
   Exit: (202) [system] [r]=[r]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [r])
   Call: (201) [system] _371262=[o, r]
   Exit: (201) [system] [o, r]=[o, r]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, r])
   Call: (200) [system] _357326=[t, o, r]
   Exit: (200) [system] [t, o, r]=[t, o, r]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, o, r])
   Call: (199) [system] _343390=[c, t, o, r]
   Exit: (199) [system] [c, t, o, r]=[c, t, o, r]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, o, r])
   Call: (198) [system] _329454=[u, c, t, o, r]
   Exit: (198) [system] [u, c, t, o, r]=[u, c, t, o, r]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, o, r])
   Call: (197) [system] _315518=[r, u, c, t, o, r]
   Exit: (197) [system] [r, u, c, t, o, r]=[r, u, c, t, o, r]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, u, c, t, o, r])
^  Call: (196) [user] classify_and_convert_charseq([$, r, u, c, t, o, r], _280008)
^  Call: (197) [user] classify_and_convert_charseq_([$, r, u, c, t, o, r], _426116)
   Call: (198) [system] atom_chars(_427048, ['_', r, u, c, t, o, r])
   Exit: (198) [system] atom_chars('_ructor', ['_', r, u, c, t, o, r])
^  Exit: (197) [user] classify_and_convert_charseq_([$, r, u, c, t, o, r], _ructor)
   Call: (197) [system] integer(_ructor)
   Fail: (197) [system] integer(_ructor)
   Call: (197) [system] _280008=_ructor
   Exit: (197) [system] _ructor=_ructor
^  Exit: (196) [user] classify_and_convert_charseq([$, r, u, c, t, o, r], _ructor)
^  Exit: (195) [user] read_symbolic(')', (0x55fbb4538270), $, _ructor)
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), _ructor)
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _436340)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _438198)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _447792)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _450496)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
   Call: (197) [system] '('=(/)
   Fail: (197) [system] '('=(/)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _467430)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=')'
   Fail: (195) [system] '('=')'
   Call: (195) [system] '('=end_of_file
   Fail: (195) [system] '('=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _473000)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _474858)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
   Call: (197) [system] '('=(/)
   Fail: (197) [system] '('=(/)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _490868)
   Exit: (196) [system] get_char((0x55fbb4538270), '(')
   Call: (196) [system] '('='('
   Exit: (196) [system] '('='('
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _473000)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _496438)
   Exit: (198) [system] peek_char((0x55fbb4538270), -)
   Call: (198) [system] (-)=(;)
   Fail: (198) [system] (-)=(;)
   Call: (198) [system] (-)=(/)
   Fail: (198) [system] (-)=(/)
^  Call: (198) [user] is_like_space(-)
   Call: (199) [system] char_type(-, 'white')
   Fail: (199) [system] char_type(-, 'white')
   Call: (199) [system] char_type(-, end_of_line)
   Fail: (199) [system] char_type(-, end_of_line)
   Call: (199) [system] char_type(-, space)
   Fail: (199) [system] char_type(-, space)
   Call: (199) [system] char_type(-, cntrl)
   Fail: (199) [system] char_type(-, cntrl)
^  Fail: (198) [user] is_like_space(-)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _512448)
   Exit: (197) [system] peek_char((0x55fbb4538270), -)
   Call: (197) [system] (-)=')'
   Fail: (197) [system] (-)=')'
   Call: (197) [system] (-)=end_of_file
   Fail: (197) [system] (-)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _518018)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _519876)
   Exit: (199) [system] peek_char((0x55fbb4538270), -)
   Call: (199) [system] (-)=(;)
   Fail: (199) [system] (-)=(;)
   Call: (199) [system] (-)=(/)
   Fail: (199) [system] (-)=(/)
^  Call: (199) [user] is_like_space(-)
   Call: (200) [system] char_type(-, 'white')
   Fail: (200) [system] char_type(-, 'white')
   Call: (200) [system] char_type(-, end_of_line)
   Fail: (200) [system] char_type(-, end_of_line)
   Call: (200) [system] char_type(-, space)
   Fail: (200) [system] char_type(-, space)
   Call: (200) [system] char_type(-, cntrl)
   Fail: (200) [system] char_type(-, cntrl)
^  Fail: (199) [user] is_like_space(-)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _535886)
   Exit: (198) [system] get_char((0x55fbb4538270), -)
   Call: (198) [system] (-)='('
   Fail: (198) [system] (-)='('
   Call: (198) [system] (-)='['
   Fail: (198) [system] (-)='['
   Call: (198) [system] (-)='{'
   Fail: (198) [system] (-)='{'
   Call: (198) [system] (-)='"'
   Fail: (198) [system] (-)='"'
   Call: (198) [system] (-)=!
   Fail: (198) [system] (-)=!
   Call: (198) [system] (-)='\''
   Fail: (198) [system] (-)='\''
   Call: (198) [system] (-)='`'
   Fail: (198) [system] (-)='`'
   Call: (198) [system] (-)=end_of_file
   Fail: (198) [system] (-)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55fbb4538270), -, _518018)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _553528)
   Call: (200) [system] peek_char((0x55fbb4538270), _554462)
   Exit: (200) [system] peek_char((0x55fbb4538270), >)
^  Call: (200) [user] is_delimiter(>)
   Call: (201) [system] char_type(>, space)
   Fail: (201) [system] char_type(>, space)
   Call: (201) [system] arg(_559182, v('(', ')', end_of_file), >)
   Fail: (201) [system] arg(_560114, v('(', ')', end_of_file), >)
^  Fail: (200) [user] is_delimiter(>)
   Call: (200) [system] ')'==(>)
   Fail: (200) [system] ')'==(>)
   Call: (200) [system] get_char((0x55fbb4538270), >)
   Exit: (200) [system] get_char((0x55fbb4538270), >)
   Call: (200) [system] (>)=(\)
   Fail: (200) [system] (>)=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _567464)
   Call: (201) [system] peek_char((0x55fbb4538270), _568398)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (201) [user] is_delimiter(' ')
   Call: (202) [system] char_type(' ', space)
   Exit: (202) [system] char_type(' ', space)
^  Exit: (201) [user] is_delimiter(' ')
   Call: (201) [system] _567464=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (200) [system] _553528=[>]
   Exit: (200) [system] [>]=[>]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [>])
^  Call: (199) [user] classify_and_convert_charseq([-, >], _518018)
^  Call: (200) [user] classify_and_convert_charseq_([-, >], _580476)
^  Call: (202) [system] setup_call_cleanup('$notrace'(_581428, _581430), once(user:catch(read_from_chars([-, >], _580476), _581410, fail)), '$restore_trace'(_581428, _581430))
^  Call: (203) [system] sig_atomic(system:'$notrace'(_581428, _581430))
^  Exit: (202) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([-, >], ->), _581410, fail)), system:'$restore_trace'(3, -1))
   Call: (201) [system] atomic(->)
   Exit: (201) [system] atomic(->)
^  Exit: (200) [user] classify_and_convert_charseq_([-, >], ->)
   Call: (200) [system] integer(->)
   Fail: (200) [system] integer(->)
   Call: (200) [system] _518018=(->)
   Exit: (200) [system] (->)=(->)
^  Exit: (199) [user] classify_and_convert_charseq([-, >], ->)
^  Exit: (198) [user] read_symbolic(')', (0x55fbb4538270), -, ->)
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), ->)
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _593556)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _595414)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _605008)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _607712)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
   Call: (200) [system] ($)=(/)
   Fail: (200) [system] ($)=(/)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _624646)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=')'
   Fail: (198) [system] ($)=')'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _630216)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _632074)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
   Call: (200) [system] ($)=(/)
   Fail: (200) [system] ($)=(/)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _648084)
   Exit: (199) [system] get_char((0x55fbb4538270), $)
   Call: (199) [system] ($)='('
   Fail: (199) [system] ($)='('
   Call: (199) [system] ($)='['
   Fail: (199) [system] ($)='['
   Call: (199) [system] ($)='{'
   Fail: (199) [system] ($)='{'
   Call: (199) [system] ($)='"'
   Fail: (199) [system] ($)='"'
   Call: (199) [system] ($)=!
   Fail: (199) [system] ($)=!
   Call: (199) [system] ($)='\''
   Fail: (199) [system] ($)='\''
   Call: (199) [system] ($)='`'
   Fail: (199) [system] ($)='`'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55fbb4538270), $, _630216)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _665726)
   Call: (201) [system] peek_char((0x55fbb4538270), _666660)
   Exit: (201) [system] peek_char((0x55fbb4538270), p)
^  Call: (201) [user] is_delimiter(p)
   Call: (202) [system] char_type(p, space)
   Fail: (202) [system] char_type(p, space)
   Call: (202) [system] arg(_671380, v('(', ')', end_of_file), p)
   Fail: (202) [system] arg(_672312, v('(', ')', end_of_file), p)
^  Fail: (201) [user] is_delimiter(p)
   Call: (201) [system] ')'==p
   Fail: (201) [system] ')'==p
   Call: (201) [system] get_char((0x55fbb4538270), p)
   Exit: (201) [system] get_char((0x55fbb4538270), p)
   Call: (201) [system] p=(\)
   Fail: (201) [system] p=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _679662)
   Call: (202) [system] peek_char((0x55fbb4538270), _680596)
   Exit: (202) [system] peek_char((0x55fbb4538270), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_685316, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_686248, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55fbb4538270), r)
   Exit: (202) [system] get_char((0x55fbb4538270), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _693598)
   Call: (203) [system] peek_char((0x55fbb4538270), _694532)
   Exit: (203) [system] peek_char((0x55fbb4538270), e)
^  Call: (203) [user] is_delimiter(e)
   Call: (204) [system] char_type(e, space)
   Fail: (204) [system] char_type(e, space)
   Call: (204) [system] arg(_699252, v('(', ')', end_of_file), e)
   Fail: (204) [system] arg(_700184, v('(', ')', end_of_file), e)
^  Fail: (203) [user] is_delimiter(e)
   Call: (203) [system] ')'==e
   Fail: (203) [system] ')'==e
   Call: (203) [system] get_char((0x55fbb4538270), e)
   Exit: (203) [system] get_char((0x55fbb4538270), e)
   Call: (203) [system] e=(\)
   Fail: (203) [system] e=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _707534)
   Call: (204) [system] peek_char((0x55fbb4538270), _708468)
   Exit: (204) [system] peek_char((0x55fbb4538270), m)
^  Call: (204) [user] is_delimiter(m)
   Call: (205) [system] char_type(m, space)
   Fail: (205) [system] char_type(m, space)
   Call: (205) [system] arg(_713188, v('(', ')', end_of_file), m)
   Fail: (205) [system] arg(_714120, v('(', ')', end_of_file), m)
^  Fail: (204) [user] is_delimiter(m)
   Call: (204) [system] ')'==m
   Fail: (204) [system] ')'==m
   Call: (204) [system] get_char((0x55fbb4538270), m)
   Exit: (204) [system] get_char((0x55fbb4538270), m)
   Call: (204) [system] m=(\)
   Fail: (204) [system] m=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _721470)
   Call: (205) [system] peek_char((0x55fbb4538270), _722404)
   Exit: (205) [system] peek_char((0x55fbb4538270), i)
^  Call: (205) [user] is_delimiter(i)
   Call: (206) [system] char_type(i, space)
   Fail: (206) [system] char_type(i, space)
   Call: (206) [system] arg(_727124, v('(', ')', end_of_file), i)
   Fail: (206) [system] arg(_728056, v('(', ')', end_of_file), i)
^  Fail: (205) [user] is_delimiter(i)
   Call: (205) [system] ')'==i
   Fail: (205) [system] ')'==i
   Call: (205) [system] get_char((0x55fbb4538270), i)
   Exit: (205) [system] get_char((0x55fbb4538270), i)
   Call: (205) [system] i=(\)
   Fail: (205) [system] i=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _735406)
   Call: (206) [system] peek_char((0x55fbb4538270), _736340)
   Exit: (206) [system] peek_char((0x55fbb4538270), s)
^  Call: (206) [user] is_delimiter(s)
   Call: (207) [system] char_type(s, space)
   Fail: (207) [system] char_type(s, space)
   Call: (207) [system] arg(_741060, v('(', ')', end_of_file), s)
   Fail: (207) [system] arg(_741992, v('(', ')', end_of_file), s)
^  Fail: (206) [user] is_delimiter(s)
   Call: (206) [system] ')'==s
   Fail: (206) [system] ')'==s
   Call: (206) [system] get_char((0x55fbb4538270), s)
   Exit: (206) [system] get_char((0x55fbb4538270), s)
   Call: (206) [system] s=(\)
   Fail: (206) [system] s=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _749342)
   Call: (207) [system] peek_char((0x55fbb4538270), _750276)
   Exit: (207) [system] peek_char((0x55fbb4538270), e)
^  Call: (207) [user] is_delimiter(e)
   Call: (208) [system] char_type(e, space)
   Fail: (208) [system] char_type(e, space)
   Call: (208) [system] arg(_754996, v('(', ')', end_of_file), e)
   Fail: (208) [system] arg(_755928, v('(', ')', end_of_file), e)
^  Fail: (207) [user] is_delimiter(e)
   Call: (207) [system] ')'==e
   Fail: (207) [system] ')'==e
   Call: (207) [system] get_char((0x55fbb4538270), e)
   Exit: (207) [system] get_char((0x55fbb4538270), e)
   Call: (207) [system] e=(\)
   Fail: (207) [system] e=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _763278)
   Call: (208) [system] peek_char((0x55fbb4538270), _764212)
   Exit: (208) [system] peek_char((0x55fbb4538270), '1')
^  Call: (208) [user] is_delimiter('1')
   Call: (209) [system] char_type('1', space)
   Fail: (209) [system] char_type('1', space)
   Call: (209) [system] arg(_768932, v('(', ')', end_of_file), '1')
   Fail: (209) [system] arg(_769864, v('(', ')', end_of_file), '1')
^  Fail: (208) [user] is_delimiter('1')
   Call: (208) [system] ')'=='1'
   Fail: (208) [system] ')'=='1'
   Call: (208) [system] get_char((0x55fbb4538270), '1')
   Exit: (208) [system] get_char((0x55fbb4538270), '1')
   Call: (208) [system] '1'=(\)
   Fail: (208) [system] '1'=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _777214)
   Call: (209) [system] peek_char((0x55fbb4538270), _778148)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _777214=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (208) [system] _763278=['1']
   Exit: (208) [system] ['1']=['1']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), ['1'])
   Call: (207) [system] _749342=[e, '1']
   Exit: (207) [system] [e, '1']=[e, '1']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, '1'])
   Call: (206) [system] _735406=[s, e, '1']
   Exit: (206) [system] [s, e, '1']=[s, e, '1']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e, '1'])
   Call: (205) [system] _721470=[i, s, e, '1']
   Exit: (205) [system] [i, s, e, '1']=[i, s, e, '1']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, e, '1'])
   Call: (204) [system] _707534=[m, i, s, e, '1']
   Exit: (204) [system] [m, i, s, e, '1']=[m, i, s, e, '1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, i, s, e, '1'])
   Call: (203) [system] _693598=[e, m, i, s, e, '1']
   Exit: (203) [system] [e, m, i, s, e, '1']=[e, m, i, s, e, '1']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, m, i, s, e, '1'])
   Call: (202) [system] _679662=[r, e, m, i, s, e, '1']
   Exit: (202) [system] [r, e, m, i, s, e, '1']=[r, e, m, i, s, e, '1']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, e, m, i, s, e, '1'])
   Call: (201) [system] _665726=[p, r, e, m, i, s, e, '1']
   Exit: (201) [system] [p, r, e, m, i, s, e, '1']=[p, r, e, m, i, s, e, '1']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, e, m, i, s, e, '1'])
^  Call: (200) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '1'], _630216)
^  Call: (201) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '1'], _809784)
   Call: (202) [system] atom_chars(_810716, ['_', p, r, e, m, i, s, e, '1'])
   Exit: (202) [system] atom_chars('_premise1', ['_', p, r, e, m, i, s, e, '1'])
^  Exit: (201) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '1'], _premise1)
   Call: (201) [system] integer(_premise1)
   Fail: (201) [system] integer(_premise1)
   Call: (201) [system] _630216=_premise1
   Exit: (201) [system] _premise1=_premise1
^  Exit: (200) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '1'], _premise1)
^  Exit: (199) [user] read_symbolic(')', (0x55fbb4538270), $, _premise1)
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), _premise1)
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _820008)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _821866)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _831460)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _834164)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
   Call: (201) [system] ($)=(/)
   Fail: (201) [system] ($)=(/)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _851098)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=')'
   Fail: (199) [system] ($)=')'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _856668)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _858526)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
   Call: (201) [system] ($)=(/)
   Fail: (201) [system] ($)=(/)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _874536)
   Exit: (200) [system] get_char((0x55fbb4538270), $)
   Call: (200) [system] ($)='('
   Fail: (200) [system] ($)='('
   Call: (200) [system] ($)='['
   Fail: (200) [system] ($)='['
   Call: (200) [system] ($)='{'
   Fail: (200) [system] ($)='{'
   Call: (200) [system] ($)='"'
   Fail: (200) [system] ($)='"'
   Call: (200) [system] ($)=!
   Fail: (200) [system] ($)=!
   Call: (200) [system] ($)='\''
   Fail: (200) [system] ($)='\''
   Call: (200) [system] ($)='`'
   Fail: (200) [system] ($)='`'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55fbb4538270), $, _856668)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _892178)
   Call: (202) [system] peek_char((0x55fbb4538270), _893112)
   Exit: (202) [system] peek_char((0x55fbb4538270), p)
^  Call: (202) [user] is_delimiter(p)
   Call: (203) [system] char_type(p, space)
   Fail: (203) [system] char_type(p, space)
   Call: (203) [system] arg(_897832, v('(', ')', end_of_file), p)
   Fail: (203) [system] arg(_898764, v('(', ')', end_of_file), p)
^  Fail: (202) [user] is_delimiter(p)
   Call: (202) [system] ')'==p
   Fail: (202) [system] ')'==p
   Call: (202) [system] get_char((0x55fbb4538270), p)
   Exit: (202) [system] get_char((0x55fbb4538270), p)
   Call: (202) [system] p=(\)
   Fail: (202) [system] p=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _906114)
   Call: (203) [system] peek_char((0x55fbb4538270), _907048)
   Exit: (203) [system] peek_char((0x55fbb4538270), r)
^  Call: (203) [user] is_delimiter(r)
   Call: (204) [system] char_type(r, space)
   Fail: (204) [system] char_type(r, space)
   Call: (204) [system] arg(_911768, v('(', ')', end_of_file), r)
   Fail: (204) [system] arg(_912700, v('(', ')', end_of_file), r)
^  Fail: (203) [user] is_delimiter(r)
   Call: (203) [system] ')'==r
   Fail: (203) [system] ')'==r
   Call: (203) [system] get_char((0x55fbb4538270), r)
   Exit: (203) [system] get_char((0x55fbb4538270), r)
   Call: (203) [system] r=(\)
   Fail: (203) [system] r=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _920050)
   Call: (204) [system] peek_char((0x55fbb4538270), _920984)
   Exit: (204) [system] peek_char((0x55fbb4538270), e)
^  Call: (204) [user] is_delimiter(e)
   Call: (205) [system] char_type(e, space)
   Fail: (205) [system] char_type(e, space)
   Call: (205) [system] arg(_925704, v('(', ')', end_of_file), e)
   Fail: (205) [system] arg(_926636, v('(', ')', end_of_file), e)
^  Fail: (204) [user] is_delimiter(e)
   Call: (204) [system] ')'==e
   Fail: (204) [system] ')'==e
   Call: (204) [system] get_char((0x55fbb4538270), e)
   Exit: (204) [system] get_char((0x55fbb4538270), e)
   Call: (204) [system] e=(\)
   Fail: (204) [system] e=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _933986)
   Call: (205) [system] peek_char((0x55fbb4538270), _934920)
   Exit: (205) [system] peek_char((0x55fbb4538270), m)
^  Call: (205) [user] is_delimiter(m)
   Call: (206) [system] char_type(m, space)
   Fail: (206) [system] char_type(m, space)
   Call: (206) [system] arg(_939640, v('(', ')', end_of_file), m)
   Fail: (206) [system] arg(_940572, v('(', ')', end_of_file), m)
^  Fail: (205) [user] is_delimiter(m)
   Call: (205) [system] ')'==m
   Fail: (205) [system] ')'==m
   Call: (205) [system] get_char((0x55fbb4538270), m)
   Exit: (205) [system] get_char((0x55fbb4538270), m)
   Call: (205) [system] m=(\)
   Fail: (205) [system] m=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _947922)
   Call: (206) [system] peek_char((0x55fbb4538270), _948856)
   Exit: (206) [system] peek_char((0x55fbb4538270), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_953576, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_954508, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55fbb4538270), i)
   Exit: (206) [system] get_char((0x55fbb4538270), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _961858)
   Call: (207) [system] peek_char((0x55fbb4538270), _962792)
   Exit: (207) [system] peek_char((0x55fbb4538270), s)
^  Call: (207) [user] is_delimiter(s)
   Call: (208) [system] char_type(s, space)
   Fail: (208) [system] char_type(s, space)
   Call: (208) [system] arg(_967512, v('(', ')', end_of_file), s)
   Fail: (208) [system] arg(_968444, v('(', ')', end_of_file), s)
^  Fail: (207) [user] is_delimiter(s)
   Call: (207) [system] ')'==s
   Fail: (207) [system] ')'==s
   Call: (207) [system] get_char((0x55fbb4538270), s)
   Exit: (207) [system] get_char((0x55fbb4538270), s)
   Call: (207) [system] s=(\)
   Fail: (207) [system] s=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _975794)
   Call: (208) [system] peek_char((0x55fbb4538270), _976728)
   Exit: (208) [system] peek_char((0x55fbb4538270), e)
^  Call: (208) [user] is_delimiter(e)
   Call: (209) [system] char_type(e, space)
   Fail: (209) [system] char_type(e, space)
   Call: (209) [system] arg(_981448, v('(', ')', end_of_file), e)
   Fail: (209) [system] arg(_982380, v('(', ')', end_of_file), e)
^  Fail: (208) [user] is_delimiter(e)
   Call: (208) [system] ')'==e
   Fail: (208) [system] ')'==e
   Call: (208) [system] get_char((0x55fbb4538270), e)
   Exit: (208) [system] get_char((0x55fbb4538270), e)
   Call: (208) [system] e=(\)
   Fail: (208) [system] e=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _989730)
   Call: (209) [system] peek_char((0x55fbb4538270), _990664)
   Exit: (209) [system] peek_char((0x55fbb4538270), '2')
^  Call: (209) [user] is_delimiter('2')
   Call: (210) [system] char_type('2', space)
   Fail: (210) [system] char_type('2', space)
   Call: (210) [system] arg(_995384, v('(', ')', end_of_file), '2')
   Fail: (210) [system] arg(_996316, v('(', ')', end_of_file), '2')
^  Fail: (209) [user] is_delimiter('2')
   Call: (209) [system] ')'=='2'
   Fail: (209) [system] ')'=='2'
   Call: (209) [system] get_char((0x55fbb4538270), '2')
   Exit: (209) [system] get_char((0x55fbb4538270), '2')
   Call: (209) [system] '2'=(\)
   Fail: (209) [system] '2'=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1003666)
   Call: (210) [system] peek_char((0x55fbb4538270), _1004600)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _1003666=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (209) [system] _989730=['2']
   Exit: (209) [system] ['2']=['2']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), ['2'])
   Call: (208) [system] _975794=[e, '2']
   Exit: (208) [system] [e, '2']=[e, '2']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, '2'])
   Call: (207) [system] _961858=[s, e, '2']
   Exit: (207) [system] [s, e, '2']=[s, e, '2']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e, '2'])
   Call: (206) [system] _947922=[i, s, e, '2']
   Exit: (206) [system] [i, s, e, '2']=[i, s, e, '2']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, e, '2'])
   Call: (205) [system] _933986=[m, i, s, e, '2']
   Exit: (205) [system] [m, i, s, e, '2']=[m, i, s, e, '2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, i, s, e, '2'])
   Call: (204) [system] _920050=[e, m, i, s, e, '2']
   Exit: (204) [system] [e, m, i, s, e, '2']=[e, m, i, s, e, '2']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, m, i, s, e, '2'])
   Call: (203) [system] _906114=[r, e, m, i, s, e, '2']
   Exit: (203) [system] [r, e, m, i, s, e, '2']=[r, e, m, i, s, e, '2']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, e, m, i, s, e, '2'])
   Call: (202) [system] _892178=[p, r, e, m, i, s, e, '2']
   Exit: (202) [system] [p, r, e, m, i, s, e, '2']=[p, r, e, m, i, s, e, '2']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, e, m, i, s, e, '2'])
^  Call: (201) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '2'], _856668)
^  Call: (202) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '2'], _1036236)
   Call: (203) [system] atom_chars(_1037168, ['_', p, r, e, m, i, s, e, '2'])
   Exit: (203) [system] atom_chars('_premise2', ['_', p, r, e, m, i, s, e, '2'])
^  Exit: (202) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '2'], _premise2)
   Call: (202) [system] integer(_premise2)
   Fail: (202) [system] integer(_premise2)
   Call: (202) [system] _856668=_premise2
   Exit: (202) [system] _premise2=_premise2
^  Exit: (201) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '2'], _premise2)
^  Exit: (200) [user] read_symbolic(')', (0x55fbb4538270), $, _premise2)
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), _premise2)
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _1046460)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1048318)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _1057912)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1060616)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1077550)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _1083120)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1084978)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _1100988)
   Exit: (201) [system] get_char((0x55fbb4538270), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _1083120)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1118630)
   Call: (203) [system] peek_char((0x55fbb4538270), _1119564)
   Exit: (203) [system] peek_char((0x55fbb4538270), c)
^  Call: (203) [user] is_delimiter(c)
   Call: (204) [system] char_type(c, space)
   Fail: (204) [system] char_type(c, space)
   Call: (204) [system] arg(_1124284, v('(', ')', end_of_file), c)
   Fail: (204) [system] arg(_1125216, v('(', ')', end_of_file), c)
^  Fail: (203) [user] is_delimiter(c)
   Call: (203) [system] ')'==c
   Fail: (203) [system] ')'==c
   Call: (203) [system] get_char((0x55fbb4538270), c)
   Exit: (203) [system] get_char((0x55fbb4538270), c)
   Call: (203) [system] c=(\)
   Fail: (203) [system] c=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1132566)
   Call: (204) [system] peek_char((0x55fbb4538270), _1133500)
   Exit: (204) [system] peek_char((0x55fbb4538270), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_1138220, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_1139152, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55fbb4538270), o)
   Exit: (204) [system] get_char((0x55fbb4538270), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1146502)
   Call: (205) [system] peek_char((0x55fbb4538270), _1147436)
   Exit: (205) [system] peek_char((0x55fbb4538270), n)
^  Call: (205) [user] is_delimiter(n)
   Call: (206) [system] char_type(n, space)
   Fail: (206) [system] char_type(n, space)
   Call: (206) [system] arg(_1152156, v('(', ')', end_of_file), n)
   Fail: (206) [system] arg(_1153088, v('(', ')', end_of_file), n)
^  Fail: (205) [user] is_delimiter(n)
   Call: (205) [system] ')'==n
   Fail: (205) [system] ')'==n
   Call: (205) [system] get_char((0x55fbb4538270), n)
   Exit: (205) [system] get_char((0x55fbb4538270), n)
   Call: (205) [system] n=(\)
   Fail: (205) [system] n=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1160438)
   Call: (206) [system] peek_char((0x55fbb4538270), _1161372)
   Exit: (206) [system] peek_char((0x55fbb4538270), c)
^  Call: (206) [user] is_delimiter(c)
   Call: (207) [system] char_type(c, space)
   Fail: (207) [system] char_type(c, space)
   Call: (207) [system] arg(_1166092, v('(', ')', end_of_file), c)
   Fail: (207) [system] arg(_1167024, v('(', ')', end_of_file), c)
^  Fail: (206) [user] is_delimiter(c)
   Call: (206) [system] ')'==c
   Fail: (206) [system] ')'==c
   Call: (206) [system] get_char((0x55fbb4538270), c)
   Exit: (206) [system] get_char((0x55fbb4538270), c)
   Call: (206) [system] c=(\)
   Fail: (206) [system] c=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1174374)
   Call: (207) [system] peek_char((0x55fbb4538270), _1175308)
   Exit: (207) [system] peek_char((0x55fbb4538270), l)
^  Call: (207) [user] is_delimiter(l)
   Call: (208) [system] char_type(l, space)
   Fail: (208) [system] char_type(l, space)
   Call: (208) [system] arg(_1180028, v('(', ')', end_of_file), l)
   Fail: (208) [system] arg(_1180960, v('(', ')', end_of_file), l)
^  Fail: (207) [user] is_delimiter(l)
   Call: (207) [system] ')'==l
   Fail: (207) [system] ')'==l
   Call: (207) [system] get_char((0x55fbb4538270), l)
   Exit: (207) [system] get_char((0x55fbb4538270), l)
   Call: (207) [system] l=(\)
   Fail: (207) [system] l=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1188310)
   Call: (208) [system] peek_char((0x55fbb4538270), _1189244)
   Exit: (208) [system] peek_char((0x55fbb4538270), u)
^  Call: (208) [user] is_delimiter(u)
   Call: (209) [system] char_type(u, space)
   Fail: (209) [system] char_type(u, space)
   Call: (209) [system] arg(_1193964, v('(', ')', end_of_file), u)
   Fail: (209) [system] arg(_1194896, v('(', ')', end_of_file), u)
^  Fail: (208) [user] is_delimiter(u)
   Call: (208) [system] ')'==u
   Fail: (208) [system] ')'==u
   Call: (208) [system] get_char((0x55fbb4538270), u)
   Exit: (208) [system] get_char((0x55fbb4538270), u)
   Call: (208) [system] u=(\)
   Fail: (208) [system] u=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1202246)
   Call: (209) [system] peek_char((0x55fbb4538270), _1203180)
   Exit: (209) [system] peek_char((0x55fbb4538270), s)
^  Call: (209) [user] is_delimiter(s)
   Call: (210) [system] char_type(s, space)
   Fail: (210) [system] char_type(s, space)
   Call: (210) [system] arg(_1207900, v('(', ')', end_of_file), s)
   Fail: (210) [system] arg(_1208832, v('(', ')', end_of_file), s)
^  Fail: (209) [user] is_delimiter(s)
   Call: (209) [system] ')'==s
   Fail: (209) [system] ')'==s
   Call: (209) [system] get_char((0x55fbb4538270), s)
   Exit: (209) [system] get_char((0x55fbb4538270), s)
   Call: (209) [system] s=(\)
   Fail: (209) [system] s=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1216182)
   Call: (210) [system] peek_char((0x55fbb4538270), _1217116)
   Exit: (210) [system] peek_char((0x55fbb4538270), i)
^  Call: (210) [user] is_delimiter(i)
   Call: (211) [system] char_type(i, space)
   Fail: (211) [system] char_type(i, space)
   Call: (211) [system] arg(_1221836, v('(', ')', end_of_file), i)
   Fail: (211) [system] arg(_1222768, v('(', ')', end_of_file), i)
^  Fail: (210) [user] is_delimiter(i)
   Call: (210) [system] ')'==i
   Fail: (210) [system] ')'==i
   Call: (210) [system] get_char((0x55fbb4538270), i)
   Exit: (210) [system] get_char((0x55fbb4538270), i)
   Call: (210) [system] i=(\)
   Fail: (210) [system] i=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1230118)
   Call: (211) [system] peek_char((0x55fbb4538270), _1231052)
   Exit: (211) [system] peek_char((0x55fbb4538270), o)
^  Call: (211) [user] is_delimiter(o)
   Call: (212) [system] char_type(o, space)
   Fail: (212) [system] char_type(o, space)
   Call: (212) [system] arg(_1235772, v('(', ')', end_of_file), o)
   Fail: (212) [system] arg(_1236704, v('(', ')', end_of_file), o)
^  Fail: (211) [user] is_delimiter(o)
   Call: (211) [system] ')'==o
   Fail: (211) [system] ')'==o
   Call: (211) [system] get_char((0x55fbb4538270), o)
   Exit: (211) [system] get_char((0x55fbb4538270), o)
   Call: (211) [system] o=(\)
   Fail: (211) [system] o=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1244054)
   Call: (212) [system] peek_char((0x55fbb4538270), _1244988)
   Exit: (212) [system] peek_char((0x55fbb4538270), n)
^  Call: (212) [user] is_delimiter(n)
   Call: (213) [system] char_type(n, space)
   Fail: (213) [system] char_type(n, space)
   Call: (213) [system] arg(_1249708, v('(', ')', end_of_file), n)
   Fail: (213) [system] arg(_1250640, v('(', ')', end_of_file), n)
^  Fail: (212) [user] is_delimiter(n)
   Call: (212) [system] ')'==n
   Fail: (212) [system] ')'==n
   Call: (212) [system] get_char((0x55fbb4538270), n)
   Exit: (212) [system] get_char((0x55fbb4538270), n)
   Call: (212) [system] n=(\)
   Fail: (212) [system] n=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1257990)
   Call: (213) [system] peek_char((0x55fbb4538270), _1258924)
   Exit: (213) [system] peek_char((0x55fbb4538270), ')')
^  Call: (213) [user] is_delimiter(')')
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] arg(_1263644, v('(', ')', end_of_file), ')')
   Exit: (214) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (213) [user] is_delimiter(')')
   Call: (213) [system] _1257990=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (212) [system] _1244054=[n]
   Exit: (212) [system] [n]=[n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (211) [system] _1230118=[o, n]
   Exit: (211) [system] [o, n]=[o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (210) [system] _1216182=[i, o, n]
   Exit: (210) [system] [i, o, n]=[i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (209) [system] _1202246=[s, i, o, n]
   Exit: (209) [system] [s, i, o, n]=[s, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, i, o, n])
   Call: (208) [system] _1188310=[u, s, i, o, n]
   Exit: (208) [system] [u, s, i, o, n]=[u, s, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, s, i, o, n])
   Call: (207) [system] _1174374=[l, u, s, i, o, n]
   Exit: (207) [system] [l, u, s, i, o, n]=[l, u, s, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, u, s, i, o, n])
   Call: (206) [system] _1160438=[c, l, u, s, i, o, n]
   Exit: (206) [system] [c, l, u, s, i, o, n]=[c, l, u, s, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, l, u, s, i, o, n])
   Call: (205) [system] _1146502=[n, c, l, u, s, i, o, n]
   Exit: (205) [system] [n, c, l, u, s, i, o, n]=[n, c, l, u, s, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, l, u, s, i, o, n])
   Call: (204) [system] _1132566=[o, n, c, l, u, s, i, o, n]
   Exit: (204) [system] [o, n, c, l, u, s, i, o, n]=[o, n, c, l, u, s, i, o, n]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, c, l, u, s, i, o, n])
   Call: (203) [system] _1118630=[c, o, n, c, l, u, s, i, o, n]
   Exit: (203) [system] [c, o, n, c, l, u, s, i, o, n]=[c, o, n, c, l, u, s, i, o, n]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, o, n, c, l, u, s, i, o, n])
^  Call: (202) [user] classify_and_convert_charseq([$, c, o, n, c, l, u, s, i, o, n], _1083120)
^  Call: (203) [user] classify_and_convert_charseq_([$, c, o, n, c, l, u, s, i, o, n], _1298020)
   Call: (204) [system] atom_chars(_1298952, ['_', c, o, n, c, l, u, s, i, o, n])
   Exit: (204) [system] atom_chars('_conclusion', ['_', c, o, n, c, l, u, s, i, o, n])
^  Exit: (203) [user] classify_and_convert_charseq_([$, c, o, n, c, l, u, s, i, o, n], _conclusion)
   Call: (203) [system] integer(_conclusion)
   Fail: (203) [system] integer(_conclusion)
   Call: (203) [system] _1083120=_conclusion
   Exit: (203) [system] _conclusion=_conclusion
^  Exit: (202) [user] classify_and_convert_charseq([$, c, o, n, c, l, u, s, i, o, n], _conclusion)
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _conclusion)
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), _conclusion)
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _1308244)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1310102)
   Exit: (202) [system] peek_char((0x55fbb4538270), ')')
   Call: (202) [system] ')'=(;)
   Fail: (202) [system] ')'=(;)
   Call: (202) [system] ')'=(/)
   Fail: (202) [system] ')'=(/)
^  Call: (202) [user] is_like_space(')')
   Call: (203) [system] char_type(')', 'white')
   Fail: (203) [system] char_type(')', 'white')
   Call: (203) [system] char_type(')', end_of_line)
   Fail: (203) [system] char_type(')', end_of_line)
   Call: (203) [system] char_type(')', space)
   Fail: (203) [system] char_type(')', space)
   Call: (203) [system] char_type(')', cntrl)
   Fail: (203) [system] char_type(')', cntrl)
^  Fail: (202) [user] is_like_space(')')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1326112)
   Exit: (201) [system] peek_char((0x55fbb4538270), ')')
   Call: (201) [system] ')'=')'
   Exit: (201) [system] ')'=')'
   Call: (201) [system] get_char((0x55fbb4538270), _1329902)
   Exit: (201) [system] get_char((0x55fbb4538270), ')')
   Call: (201) [system] _1308244=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [])
   Call: (200) [system] _1046460=[_conclusion]
   Exit: (200) [system] [_conclusion]=[_conclusion]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [_conclusion])
   Call: (199) [system] _820008=[_premise2, _conclusion]
   Exit: (199) [system] [_premise2, _conclusion]=[_premise2, _conclusion]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [_premise2, _conclusion])
   Call: (198) [system] _593556=[_premise1, _premise2, _conclusion]
   Exit: (198) [system] [_premise1, _premise2, _conclusion]=[_premise1, _premise2, _conclusion]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [_premise1, _premise2, _conclusion])
   Call: (197) [system] _473000=[->, _premise1, _premise2, _conclusion]
   Exit: (197) [system] [->, _premise1, _premise2, _conclusion]=[->, _premise1, _premise2, _conclusion]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [->, _premise1, _premise2, _conclusion])
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), [->, _premise1, _premise2, _conclusion])
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _1346578)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1348436)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
   Call: (197) [system] ')'=(/)
   Fail: (197) [system] ')'=(/)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1364446)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55fbb4538270), _1368236)
   Exit: (196) [system] get_char((0x55fbb4538270), ')')
   Call: (196) [system] _1346578=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [])
   Call: (195) [system] _436340=[[->, _premise1, _premise2, _conclusion]]
   Exit: (195) [system] [[->, _premise1, _premise2, _conclusion]]=[[->, _premise1, _premise2, _conclusion]]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [[->, _premise1, _premise2, _conclusion]])
   Call: (194) [system] _243348=[_ructor, [->, _premise1, _premise2, _conclusion]]
   Exit: (194) [system] [_ructor, [->, _premise1, _premise2, _conclusion]]=[_ructor, [->, _premise1, _premise2, _conclusion]]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [_ructor, [->, _premise1, _premise2, _conclusion]])
   Call: (193) [system] _139522=[:, _ructor, [->, _premise1, _premise2, _conclusion]]
   Exit: (193) [system] [:, _ructor, [->, _premise1, _premise2, _conclusion]]=[:, _ructor, [->, _premise1, _premise2, _conclusion]]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [:, _ructor, [->, _premise1, _premise2, _conclusion]])
^  Exit: (191) [user] cont_sexpr(')', (0x55fbb4538270), [:, _ructor, [->, _premise1, _premise2, _conclusion]])
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _1382118)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1383976)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _1393570)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1396274)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
   Call: (194) [system] '('=(/)
   Fail: (194) [system] '('=(/)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1413208)
   Exit: (192) [system] peek_char((0x55fbb4538270), '(')
   Call: (192) [system] '('=')'
   Fail: (192) [system] '('=')'
   Call: (192) [system] '('=end_of_file
   Fail: (192) [system] '('=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _1418778)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1420636)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
   Call: (194) [system] '('=(/)
   Fail: (194) [system] '('=(/)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _1436646)
   Exit: (193) [system] get_char((0x55fbb4538270), '(')
   Call: (193) [system] '('='('
   Exit: (193) [system] '('='('
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _1418778)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1442216)
   Exit: (195) [system] peek_char((0x55fbb4538270), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
   Call: (195) [system] ($)=(/)
   Fail: (195) [system] ($)=(/)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1458226)
   Exit: (194) [system] peek_char((0x55fbb4538270), $)
   Call: (194) [system] ($)=')'
   Fail: (194) [system] ($)=')'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _1463796)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1465654)
   Exit: (196) [system] peek_char((0x55fbb4538270), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
   Call: (196) [system] ($)=(/)
   Fail: (196) [system] ($)=(/)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _1481664)
   Exit: (195) [system] get_char((0x55fbb4538270), $)
   Call: (195) [system] ($)='('
   Fail: (195) [system] ($)='('
   Call: (195) [system] ($)='['
   Fail: (195) [system] ($)='['
   Call: (195) [system] ($)='{'
   Fail: (195) [system] ($)='{'
   Call: (195) [system] ($)='"'
   Fail: (195) [system] ($)='"'
   Call: (195) [system] ($)=!
   Fail: (195) [system] ($)=!
   Call: (195) [system] ($)='\''
   Fail: (195) [system] ($)='\''
   Call: (195) [system] ($)='`'
   Fail: (195) [system] ($)='`'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55fbb4538270), $, _1463796)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _1499306)
   Call: (197) [system] peek_char((0x55fbb4538270), _1500240)
   Exit: (197) [system] peek_char((0x55fbb4538270), r)
^  Call: (197) [user] is_delimiter(r)
   Call: (198) [system] char_type(r, space)
   Fail: (198) [system] char_type(r, space)
   Call: (198) [system] arg(_1504960, v('(', ')', end_of_file), r)
   Fail: (198) [system] arg(_1505892, v('(', ')', end_of_file), r)
^  Fail: (197) [user] is_delimiter(r)
   Call: (197) [system] ')'==r
   Fail: (197) [system] ')'==r
   Call: (197) [system] get_char((0x55fbb4538270), r)
   Exit: (197) [system] get_char((0x55fbb4538270), r)
   Call: (197) [system] r=(\)
   Fail: (197) [system] r=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _1513242)
   Call: (198) [system] peek_char((0x55fbb4538270), _1514176)
   Exit: (198) [system] peek_char((0x55fbb4538270), b)
^  Call: (198) [user] is_delimiter(b)
   Call: (199) [system] char_type(b, space)
   Fail: (199) [system] char_type(b, space)
   Call: (199) [system] arg(_1518896, v('(', ')', end_of_file), b)
   Fail: (199) [system] arg(_1519828, v('(', ')', end_of_file), b)
^  Fail: (198) [user] is_delimiter(b)
   Call: (198) [system] ')'==b
   Fail: (198) [system] ')'==b
   Call: (198) [system] get_char((0x55fbb4538270), b)
   Exit: (198) [system] get_char((0x55fbb4538270), b)
   Call: (198) [system] b=(\)
   Fail: (198) [system] b=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _1527178)
   Call: (199) [system] peek_char((0x55fbb4538270), _1528112)
   Exit: (199) [system] peek_char((0x55fbb4538270), ')')
^  Call: (199) [user] is_delimiter(')')
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] arg(_1532832, v('(', ')', end_of_file), ')')
   Exit: (200) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (199) [user] is_delimiter(')')
   Call: (199) [system] _1527178=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (198) [system] _1513242=[b]
   Exit: (198) [system] [b]=[b]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (197) [system] _1499306=[r, b]
   Exit: (197) [system] [r, b]=[r, b]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, b])
^  Call: (196) [user] classify_and_convert_charseq([$, r, b], _1463796)
^  Call: (197) [user] classify_and_convert_charseq_([$, r, b], _1544856)
   Call: (198) [system] atom_chars(_1545788, ['_', r, b])
   Exit: (198) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (197) [user] classify_and_convert_charseq_([$, r, b], _rb)
   Call: (197) [system] integer(_rb)
   Fail: (197) [system] integer(_rb)
   Call: (197) [system] _1463796=_rb
   Exit: (197) [system] _rb=_rb
^  Exit: (196) [user] classify_and_convert_charseq([$, r, b], _rb)
^  Exit: (195) [user] read_symbolic(')', (0x55fbb4538270), $, _rb)
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), _rb)
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _1555080)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1556938)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
   Call: (196) [system] ')'=(;)
   Fail: (196) [system] ')'=(;)
   Call: (196) [system] ')'=(/)
   Fail: (196) [system] ')'=(/)
^  Call: (196) [user] is_like_space(')')
   Call: (197) [system] char_type(')', 'white')
   Fail: (197) [system] char_type(')', 'white')
   Call: (197) [system] char_type(')', end_of_line)
   Fail: (197) [system] char_type(')', end_of_line)
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] char_type(')', cntrl)
   Fail: (197) [system] char_type(')', cntrl)
^  Fail: (196) [user] is_like_space(')')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1572948)
   Exit: (195) [system] peek_char((0x55fbb4538270), ')')
   Call: (195) [system] ')'=')'
   Exit: (195) [system] ')'=')'
   Call: (195) [system] get_char((0x55fbb4538270), _1576738)
   Exit: (195) [system] get_char((0x55fbb4538270), ')')
   Call: (195) [system] _1555080=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [])
   Call: (194) [system] _1418778=[_rb]
   Exit: (194) [system] [_rb]=[_rb]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [_rb])
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), [_rb])
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _1585032)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1586890)
   Exit: (194) [system] peek_char((0x55fbb4538270), ')')
   Call: (194) [system] ')'=(;)
   Fail: (194) [system] ')'=(;)
   Call: (194) [system] ')'=(/)
   Fail: (194) [system] ')'=(/)
^  Call: (194) [user] is_like_space(')')
   Call: (195) [system] char_type(')', 'white')
   Fail: (195) [system] char_type(')', 'white')
   Call: (195) [system] char_type(')', end_of_line)
   Fail: (195) [system] char_type(')', end_of_line)
   Call: (195) [system] char_type(')', space)
   Fail: (195) [system] char_type(')', space)
   Call: (195) [system] char_type(')', cntrl)
   Fail: (195) [system] char_type(')', cntrl)
^  Fail: (194) [user] is_like_space(')')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1602900)
   Exit: (193) [system] peek_char((0x55fbb4538270), ')')
   Call: (193) [system] ')'=')'
   Exit: (193) [system] ')'=')'
   Call: (193) [system] get_char((0x55fbb4538270), _1606690)
   Exit: (193) [system] get_char((0x55fbb4538270), ')')
   Call: (193) [system] _1585032=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [])
   Call: (192) [system] _1382118=[[_rb]]
   Exit: (192) [system] [[_rb]]=[[_rb]]
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), [[_rb]])
   Call: (191) [system] _94504=[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]]
   Exit: (191) [system] [[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]]=[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]]
^  Exit: (190) [user] read_list(')', (0x55fbb4538270), [[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]])
^  Exit: (189) [user] cont_sexpr(')', (0x55fbb4538270), [[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]])
^  Call: (189) [user] read_list(')', (0x55fbb4538270), _1617778)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1619636)
   Exit: (191) [system] peek_char((0x55fbb4538270), '\n')
   Call: (191) [system] '\n'=(;)
   Fail: (191) [system] '\n'=(;)
   Call: (191) [system] '\n'=(/)
   Fail: (191) [system] '\n'=(/)
^  Call: (191) [user] is_like_space('\n')
   Call: (192) [system] char_type('\n', 'white')
   Fail: (192) [system] char_type('\n', 'white')
   Call: (192) [system] char_type('\n', end_of_line)
   Exit: (192) [system] char_type('\n', end_of_line)
^  Exit: (191) [user] is_like_space('\n')
   Call: (191) [system] get_char((0x55fbb4538270), _1631086)
   Exit: (191) [system] get_char((0x55fbb4538270), '\n')
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1633790)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
   Call: (192) [system] ' '=(/)
   Fail: (192) [system] ' '=(/)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55fbb4538270), _1643384)
   Exit: (192) [system] get_char((0x55fbb4538270), ' ')
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1646088)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _1655682)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1658386)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
   Call: (194) [system] ' '=(/)
   Fail: (194) [system] ' '=(/)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55fbb4538270), _1667980)
   Exit: (194) [system] get_char((0x55fbb4538270), ' ')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1670684)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _1680278)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1682982)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _1692576)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1695280)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _1704874)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1707578)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _1717172)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1719876)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _1729470)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1732174)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _1741768)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1744472)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _1754066)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1756770)
   Exit: (202) [system] peek_char((0x55fbb4538270), '(')
   Call: (202) [system] '('=(;)
   Fail: (202) [system] '('=(;)
   Call: (202) [system] '('=(/)
   Fail: (202) [system] '('=(/)
^  Call: (202) [user] is_like_space('(')
   Call: (203) [system] char_type('(', 'white')
   Fail: (203) [system] char_type('(', 'white')
   Call: (203) [system] char_type('(', end_of_line)
   Fail: (203) [system] char_type('(', end_of_line)
   Call: (203) [system] char_type('(', space)
   Fail: (203) [system] char_type('(', space)
   Call: (203) [system] char_type('(', cntrl)
   Fail: (203) [system] char_type('(', cntrl)
^  Fail: (202) [user] is_like_space('(')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1782944)
   Exit: (190) [system] peek_char((0x55fbb4538270), '(')
   Call: (190) [system] '('=')'
   Fail: (190) [system] '('=')'
   Call: (190) [system] '('=end_of_file
   Fail: (190) [system] '('=end_of_file
^  Call: (190) [user] cont_sexpr(')', (0x55fbb4538270), _1788514)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1790372)
   Exit: (192) [system] peek_char((0x55fbb4538270), '(')
   Call: (192) [system] '('=(;)
   Fail: (192) [system] '('=(;)
   Call: (192) [system] '('=(/)
   Fail: (192) [system] '('=(/)
^  Call: (192) [user] is_like_space('(')
   Call: (193) [system] char_type('(', 'white')
   Fail: (193) [system] char_type('(', 'white')
   Call: (193) [system] char_type('(', end_of_line)
   Fail: (193) [system] char_type('(', end_of_line)
   Call: (193) [system] char_type('(', space)
   Fail: (193) [system] char_type('(', space)
   Call: (193) [system] char_type('(', cntrl)
   Fail: (193) [system] char_type('(', cntrl)
^  Fail: (192) [user] is_like_space('(')
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] get_char((0x55fbb4538270), _1806382)
   Exit: (191) [system] get_char((0x55fbb4538270), '(')
   Call: (191) [system] '('='('
   Exit: (191) [system] '('='('
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _1788514)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1811952)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
   Call: (193) [system] '('=(/)
   Fail: (193) [system] '('=(/)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1827962)
   Exit: (192) [system] peek_char((0x55fbb4538270), '(')
   Call: (192) [system] '('=')'
   Fail: (192) [system] '('=')'
   Call: (192) [system] '('=end_of_file
   Fail: (192) [system] '('=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _1833532)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1835390)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
   Call: (194) [system] '('=(/)
   Fail: (194) [system] '('=(/)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _1851400)
   Exit: (193) [system] get_char((0x55fbb4538270), '(')
   Call: (193) [system] '('='('
   Exit: (193) [system] '('='('
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _1833532)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1856970)
   Exit: (195) [system] peek_char((0x55fbb4538270), :)
   Call: (195) [system] (:)=(;)
   Fail: (195) [system] (:)=(;)
   Call: (195) [system] (:)=(/)
   Fail: (195) [system] (:)=(/)
^  Call: (195) [user] is_like_space(:)
   Call: (196) [system] char_type(:, 'white')
   Fail: (196) [system] char_type(:, 'white')
   Call: (196) [system] char_type(:, end_of_line)
   Fail: (196) [system] char_type(:, end_of_line)
   Call: (196) [system] char_type(:, space)
   Fail: (196) [system] char_type(:, space)
   Call: (196) [system] char_type(:, cntrl)
   Fail: (196) [system] char_type(:, cntrl)
^  Fail: (195) [user] is_like_space(:)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1872980)
   Exit: (194) [system] peek_char((0x55fbb4538270), :)
   Call: (194) [system] (:)=')'
   Fail: (194) [system] (:)=')'
   Call: (194) [system] (:)=end_of_file
   Fail: (194) [system] (:)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _1878550)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1880408)
   Exit: (196) [system] peek_char((0x55fbb4538270), :)
   Call: (196) [system] (:)=(;)
   Fail: (196) [system] (:)=(;)
   Call: (196) [system] (:)=(/)
   Fail: (196) [system] (:)=(/)
^  Call: (196) [user] is_like_space(:)
   Call: (197) [system] char_type(:, 'white')
   Fail: (197) [system] char_type(:, 'white')
   Call: (197) [system] char_type(:, end_of_line)
   Fail: (197) [system] char_type(:, end_of_line)
   Call: (197) [system] char_type(:, space)
   Fail: (197) [system] char_type(:, space)
   Call: (197) [system] char_type(:, cntrl)
   Fail: (197) [system] char_type(:, cntrl)
^  Fail: (196) [user] is_like_space(:)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _1896418)
   Exit: (195) [system] get_char((0x55fbb4538270), :)
   Call: (195) [system] (:)='('
   Fail: (195) [system] (:)='('
   Call: (195) [system] (:)='['
   Fail: (195) [system] (:)='['
   Call: (195) [system] (:)='{'
   Fail: (195) [system] (:)='{'
   Call: (195) [system] (:)='"'
   Fail: (195) [system] (:)='"'
   Call: (195) [system] (:)=!
   Fail: (195) [system] (:)=!
   Call: (195) [system] (:)='\''
   Fail: (195) [system] (:)='\''
   Call: (195) [system] (:)='`'
   Fail: (195) [system] (:)='`'
   Call: (195) [system] (:)=end_of_file
   Fail: (195) [system] (:)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55fbb4538270), :, _1878550)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _1914060)
   Call: (197) [system] peek_char((0x55fbb4538270), _1914994)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (197) [user] is_delimiter(' ')
   Call: (198) [system] char_type(' ', space)
   Exit: (198) [system] char_type(' ', space)
^  Exit: (197) [user] is_delimiter(' ')
   Call: (197) [system] _1914060=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (196) [user] classify_and_convert_charseq([:], _1878550)
^  Call: (197) [user] classify_and_convert_charseq_([:], _1924278)
^  Call: (199) [system] setup_call_cleanup('$notrace'(_1925230, _1925232), once(user:catch(read_from_chars([:], _1924278), _1925212, fail)), '$restore_trace'(_1925230, _1925232))
^  Call: (200) [system] sig_atomic(system:'$notrace'(_1925230, _1925232))
^  Exit: (199) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1925212, fail)), system:'$restore_trace'(3, -1))
   Call: (198) [system] atomic(:)
   Exit: (198) [system] atomic(:)
^  Exit: (197) [user] classify_and_convert_charseq_([:], :)
   Call: (197) [system] integer(:)
   Fail: (197) [system] integer(:)
   Call: (197) [system] _1878550=(:)
   Exit: (197) [system] (:)=(:)
^  Exit: (196) [user] classify_and_convert_charseq([:], :)
^  Exit: (195) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _1937358)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1939216)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _1948810)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1951514)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
   Call: (197) [system] '('=(/)
   Fail: (197) [system] '('=(/)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1968448)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=')'
   Fail: (195) [system] '('=')'
   Call: (195) [system] '('=end_of_file
   Fail: (195) [system] '('=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _1974018)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1975876)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
   Call: (197) [system] '('=(/)
   Fail: (197) [system] '('=(/)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _1991886)
   Exit: (196) [system] get_char((0x55fbb4538270), '(')
   Call: (196) [system] '('='('
   Exit: (196) [system] '('='('
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _1974018)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1997456)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
   Call: (198) [system] ($)=(/)
   Fail: (198) [system] ($)=(/)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _2013466)
   Exit: (197) [system] peek_char((0x55fbb4538270), $)
   Call: (197) [system] ($)=')'
   Fail: (197) [system] ($)=')'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _2019036)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _2020894)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
   Call: (199) [system] ($)=(/)
   Fail: (199) [system] ($)=(/)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _2036904)
   Exit: (198) [system] get_char((0x55fbb4538270), $)
   Call: (198) [system] ($)='('
   Fail: (198) [system] ($)='('
   Call: (198) [system] ($)='['
   Fail: (198) [system] ($)='['
   Call: (198) [system] ($)='{'
   Fail: (198) [system] ($)='{'
   Call: (198) [system] ($)='"'
   Fail: (198) [system] ($)='"'
   Call: (198) [system] ($)=!
   Fail: (198) [system] ($)=!
   Call: (198) [system] ($)='\''
   Fail: (198) [system] ($)='\''
   Call: (198) [system] ($)='`'
   Fail: (198) [system] ($)='`'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55fbb4538270), $, _2019036)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _2054546)
   Call: (200) [system] peek_char((0x55fbb4538270), _2055480)
   Exit: (200) [system] peek_char((0x55fbb4538270), r)
^  Call: (200) [user] is_delimiter(r)
   Call: (201) [system] char_type(r, space)
   Fail: (201) [system] char_type(r, space)
   Call: (201) [system] arg(_2060200, v('(', ')', end_of_file), r)
   Fail: (201) [system] arg(_2061132, v('(', ')', end_of_file), r)
^  Fail: (200) [user] is_delimiter(r)
   Call: (200) [system] ')'==r
   Fail: (200) [system] ')'==r
   Call: (200) [system] get_char((0x55fbb4538270), r)
   Exit: (200) [system] get_char((0x55fbb4538270), r)
   Call: (200) [system] r=(\)
   Fail: (200) [system] r=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _2068482)
   Call: (201) [system] peek_char((0x55fbb4538270), _2069416)
   Exit: (201) [system] peek_char((0x55fbb4538270), u)
^  Call: (201) [user] is_delimiter(u)
   Call: (202) [system] char_type(u, space)
   Fail: (202) [system] char_type(u, space)
   Call: (202) [system] arg(_2074136, v('(', ')', end_of_file), u)
   Fail: (202) [system] arg(_2075068, v('(', ')', end_of_file), u)
^  Fail: (201) [user] is_delimiter(u)
   Call: (201) [system] ')'==u
   Fail: (201) [system] ')'==u
   Call: (201) [system] get_char((0x55fbb4538270), u)
   Exit: (201) [system] get_char((0x55fbb4538270), u)
   Call: (201) [system] u=(\)
   Fail: (201) [system] u=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _2082418)
   Call: (202) [system] peek_char((0x55fbb4538270), _2083352)
   Exit: (202) [system] peek_char((0x55fbb4538270), c)
^  Call: (202) [user] is_delimiter(c)
   Call: (203) [system] char_type(c, space)
   Fail: (203) [system] char_type(c, space)
   Call: (203) [system] arg(_2088072, v('(', ')', end_of_file), c)
   Fail: (203) [system] arg(_2089004, v('(', ')', end_of_file), c)
^  Fail: (202) [user] is_delimiter(c)
   Call: (202) [system] ')'==c
   Fail: (202) [system] ')'==c
   Call: (202) [system] get_char((0x55fbb4538270), c)
   Exit: (202) [system] get_char((0x55fbb4538270), c)
   Call: (202) [system] c=(\)
   Fail: (202) [system] c=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _3570)
   Call: (203) [system] peek_char((0x55fbb4538270), _4100)
   Exit: (203) [system] peek_char((0x55fbb4538270), t)
^  Call: (203) [user] is_delimiter(t)
   Call: (204) [system] char_type(t, space)
   Fail: (204) [system] char_type(t, space)
   Call: (204) [system] arg(_8820, v('(', ')', end_of_file), t)
   Fail: (204) [system] arg(_9752, v('(', ')', end_of_file), t)
^  Fail: (203) [user] is_delimiter(t)
   Call: (203) [system] ')'==t
   Fail: (203) [system] ')'==t
   Call: (203) [system] get_char((0x55fbb4538270), t)
   Exit: (203) [system] get_char((0x55fbb4538270), t)
   Call: (203) [system] t=(\)
   Fail: (203) [system] t=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _17102)
   Call: (204) [system] peek_char((0x55fbb4538270), _18036)
   Exit: (204) [system] peek_char((0x55fbb4538270), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_22756, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_23688, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55fbb4538270), o)
   Exit: (204) [system] get_char((0x55fbb4538270), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _31038)
   Call: (205) [system] peek_char((0x55fbb4538270), _31972)
   Exit: (205) [system] peek_char((0x55fbb4538270), r)
^  Call: (205) [user] is_delimiter(r)
   Call: (206) [system] char_type(r, space)
   Fail: (206) [system] char_type(r, space)
   Call: (206) [system] arg(_36692, v('(', ')', end_of_file), r)
   Fail: (206) [system] arg(_37624, v('(', ')', end_of_file), r)
^  Fail: (205) [user] is_delimiter(r)
   Call: (205) [system] ')'==r
   Fail: (205) [system] ')'==r
   Call: (205) [system] get_char((0x55fbb4538270), r)
   Exit: (205) [system] get_char((0x55fbb4538270), r)
   Call: (205) [system] r=(\)
   Fail: (205) [system] r=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _44974)
   Call: (206) [system] peek_char((0x55fbb4538270), _45908)
   Exit: (206) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (206) [user] is_delimiter(' ')
   Call: (207) [system] char_type(' ', space)
   Exit: (207) [system] char_type(' ', space)
^  Exit: (206) [user] is_delimiter(' ')
   Call: (206) [system] _44974=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (205) [system] _31038=[r]
   Exit: (205) [system] [r]=[r]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [r])
   Call: (204) [system] _17102=[o, r]
   Exit: (204) [system] [o, r]=[o, r]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, r])
   Call: (203) [system] _3570=[t, o, r]
   Exit: (203) [system] [t, o, r]=[t, o, r]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, o, r])
   Call: (202) [system] _3564=[c, t, o, r]
   Exit: (202) [system] [c, t, o, r]=[c, t, o, r]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, o, r])
   Call: (201) [system] _3560=[u, c, t, o, r]
   Exit: (201) [system] [u, c, t, o, r]=[u, c, t, o, r]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, o, r])
   Call: (200) [system] _3556=[r, u, c, t, o, r]
   Exit: (200) [system] [r, u, c, t, o, r]=[r, u, c, t, o, r]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, u, c, t, o, r])
^  Call: (199) [user] classify_and_convert_charseq([$, r, u, c, t, o, r], _3552)
^  Call: (200) [user] classify_and_convert_charseq_([$, r, u, c, t, o, r], _71956)
   Call: (201) [system] atom_chars(_72888, ['_', r, u, c, t, o, r])
   Exit: (201) [system] atom_chars('_ructor', ['_', r, u, c, t, o, r])
^  Exit: (200) [user] classify_and_convert_charseq_([$, r, u, c, t, o, r], _ructor)
   Call: (200) [system] integer(_ructor)
   Fail: (200) [system] integer(_ructor)
   Call: (200) [system] _3552=_ructor
   Exit: (200) [system] _ructor=_ructor
^  Exit: (199) [user] classify_and_convert_charseq([$, r, u, c, t, o, r], _ructor)
^  Exit: (198) [user] read_symbolic(')', (0x55fbb4538270), $, _ructor)
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), _ructor)
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _82180)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _84038)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _93632)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _96336)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
   Call: (200) [system] ($)=(/)
   Fail: (200) [system] ($)=(/)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _113270)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=')'
   Fail: (198) [system] ($)=')'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _118840)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _120698)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
   Call: (200) [system] ($)=(/)
   Fail: (200) [system] ($)=(/)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _136708)
   Exit: (199) [system] get_char((0x55fbb4538270), $)
   Call: (199) [system] ($)='('
   Fail: (199) [system] ($)='('
   Call: (199) [system] ($)='['
   Fail: (199) [system] ($)='['
   Call: (199) [system] ($)='{'
   Fail: (199) [system] ($)='{'
   Call: (199) [system] ($)='"'
   Fail: (199) [system] ($)='"'
   Call: (199) [system] ($)=!
   Fail: (199) [system] ($)=!
   Call: (199) [system] ($)='\''
   Fail: (199) [system] ($)='\''
   Call: (199) [system] ($)='`'
   Fail: (199) [system] ($)='`'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55fbb4538270), $, _118840)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _154350)
   Call: (201) [system] peek_char((0x55fbb4538270), _155284)
   Exit: (201) [system] peek_char((0x55fbb4538270), p)
^  Call: (201) [user] is_delimiter(p)
   Call: (202) [system] char_type(p, space)
   Fail: (202) [system] char_type(p, space)
   Call: (202) [system] arg(_160004, v('(', ')', end_of_file), p)
   Fail: (202) [system] arg(_160936, v('(', ')', end_of_file), p)
^  Fail: (201) [user] is_delimiter(p)
   Call: (201) [system] ')'==p
   Fail: (201) [system] ')'==p
   Call: (201) [system] get_char((0x55fbb4538270), p)
   Exit: (201) [system] get_char((0x55fbb4538270), p)
   Call: (201) [system] p=(\)
   Fail: (201) [system] p=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _168286)
   Call: (202) [system] peek_char((0x55fbb4538270), _169220)
   Exit: (202) [system] peek_char((0x55fbb4538270), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_173940, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_174872, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55fbb4538270), r)
   Exit: (202) [system] get_char((0x55fbb4538270), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _182222)
   Call: (203) [system] peek_char((0x55fbb4538270), _183156)
   Exit: (203) [system] peek_char((0x55fbb4538270), o)
^  Call: (203) [user] is_delimiter(o)
   Call: (204) [system] char_type(o, space)
   Fail: (204) [system] char_type(o, space)
   Call: (204) [system] arg(_187876, v('(', ')', end_of_file), o)
   Fail: (204) [system] arg(_188808, v('(', ')', end_of_file), o)
^  Fail: (203) [user] is_delimiter(o)
   Call: (203) [system] ')'==o
   Fail: (203) [system] ')'==o
   Call: (203) [system] get_char((0x55fbb4538270), o)
   Exit: (203) [system] get_char((0x55fbb4538270), o)
   Call: (203) [system] o=(\)
   Fail: (203) [system] o=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _196158)
   Call: (204) [system] peek_char((0x55fbb4538270), _197092)
   Exit: (204) [system] peek_char((0x55fbb4538270), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_201812, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_202744, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55fbb4538270), o)
   Exit: (204) [system] get_char((0x55fbb4538270), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _210094)
   Call: (205) [system] peek_char((0x55fbb4538270), _211028)
   Exit: (205) [system] peek_char((0x55fbb4538270), f)
^  Call: (205) [user] is_delimiter(f)
   Call: (206) [system] char_type(f, space)
   Fail: (206) [system] char_type(f, space)
   Call: (206) [system] arg(_215748, v('(', ')', end_of_file), f)
   Fail: (206) [system] arg(_216680, v('(', ')', end_of_file), f)
^  Fail: (205) [user] is_delimiter(f)
   Call: (205) [system] ')'==f
   Fail: (205) [system] ')'==f
   Call: (205) [system] get_char((0x55fbb4538270), f)
   Exit: (205) [system] get_char((0x55fbb4538270), f)
   Call: (205) [system] f=(\)
   Fail: (205) [system] f=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _224030)
   Call: (206) [system] peek_char((0x55fbb4538270), _224964)
   Exit: (206) [system] peek_char((0x55fbb4538270), '1')
^  Call: (206) [user] is_delimiter('1')
   Call: (207) [system] char_type('1', space)
   Fail: (207) [system] char_type('1', space)
   Call: (207) [system] arg(_229684, v('(', ')', end_of_file), '1')
   Fail: (207) [system] arg(_230616, v('(', ')', end_of_file), '1')
^  Fail: (206) [user] is_delimiter('1')
   Call: (206) [system] ')'=='1'
   Fail: (206) [system] ')'=='1'
   Call: (206) [system] get_char((0x55fbb4538270), '1')
   Exit: (206) [system] get_char((0x55fbb4538270), '1')
   Call: (206) [system] '1'=(\)
   Fail: (206) [system] '1'=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _237966)
   Call: (207) [system] peek_char((0x55fbb4538270), _238900)
   Exit: (207) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (207) [user] is_delimiter(' ')
   Call: (208) [system] char_type(' ', space)
   Exit: (208) [system] char_type(' ', space)
^  Exit: (207) [user] is_delimiter(' ')
   Call: (207) [system] _237966=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (206) [system] _224030=['1']
   Exit: (206) [system] ['1']=['1']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), ['1'])
   Call: (205) [system] _210094=[f, '1']
   Exit: (205) [system] [f, '1']=[f, '1']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [f, '1'])
   Call: (204) [system] _196158=[o, f, '1']
   Exit: (204) [system] [o, f, '1']=[o, f, '1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, f, '1'])
   Call: (203) [system] _182222=[o, o, f, '1']
   Exit: (203) [system] [o, o, f, '1']=[o, o, f, '1']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, o, f, '1'])
   Call: (202) [system] _168286=[r, o, o, f, '1']
   Exit: (202) [system] [r, o, o, f, '1']=[r, o, o, f, '1']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, o, f, '1'])
   Call: (201) [system] _154350=[p, r, o, o, f, '1']
   Exit: (201) [system] [p, r, o, o, f, '1']=[p, r, o, o, f, '1']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, o, o, f, '1'])
^  Call: (200) [user] classify_and_convert_charseq([$, p, r, o, o, f, '1'], _118840)
^  Call: (201) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '1'], _264948)
   Call: (202) [system] atom_chars(_265880, ['_', p, r, o, o, f, '1'])
   Exit: (202) [system] atom_chars('_proof1', ['_', p, r, o, o, f, '1'])
^  Exit: (201) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '1'], _proof1)
   Call: (201) [system] integer(_proof1)
   Fail: (201) [system] integer(_proof1)
   Call: (201) [system] _118840=_proof1
   Exit: (201) [system] _proof1=_proof1
^  Exit: (200) [user] classify_and_convert_charseq([$, p, r, o, o, f, '1'], _proof1)
^  Exit: (199) [user] read_symbolic(')', (0x55fbb4538270), $, _proof1)
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), _proof1)
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _275172)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _277030)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _286624)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _289328)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
   Call: (201) [system] ($)=(/)
   Fail: (201) [system] ($)=(/)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _306262)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=')'
   Fail: (199) [system] ($)=')'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _311832)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _313690)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
   Call: (201) [system] ($)=(/)
   Fail: (201) [system] ($)=(/)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _329700)
   Exit: (200) [system] get_char((0x55fbb4538270), $)
   Call: (200) [system] ($)='('
   Fail: (200) [system] ($)='('
   Call: (200) [system] ($)='['
   Fail: (200) [system] ($)='['
   Call: (200) [system] ($)='{'
   Fail: (200) [system] ($)='{'
   Call: (200) [system] ($)='"'
   Fail: (200) [system] ($)='"'
   Call: (200) [system] ($)=!
   Fail: (200) [system] ($)=!
   Call: (200) [system] ($)='\''
   Fail: (200) [system] ($)='\''
   Call: (200) [system] ($)='`'
   Fail: (200) [system] ($)='`'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55fbb4538270), $, _311832)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _347342)
   Call: (202) [system] peek_char((0x55fbb4538270), _348276)
   Exit: (202) [system] peek_char((0x55fbb4538270), p)
^  Call: (202) [user] is_delimiter(p)
   Call: (203) [system] char_type(p, space)
   Fail: (203) [system] char_type(p, space)
   Call: (203) [system] arg(_352996, v('(', ')', end_of_file), p)
   Fail: (203) [system] arg(_353928, v('(', ')', end_of_file), p)
^  Fail: (202) [user] is_delimiter(p)
   Call: (202) [system] ')'==p
   Fail: (202) [system] ')'==p
   Call: (202) [system] get_char((0x55fbb4538270), p)
   Exit: (202) [system] get_char((0x55fbb4538270), p)
   Call: (202) [system] p=(\)
   Fail: (202) [system] p=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _361278)
   Call: (203) [system] peek_char((0x55fbb4538270), _362212)
   Exit: (203) [system] peek_char((0x55fbb4538270), r)
^  Call: (203) [user] is_delimiter(r)
   Call: (204) [system] char_type(r, space)
   Fail: (204) [system] char_type(r, space)
   Call: (204) [system] arg(_366932, v('(', ')', end_of_file), r)
   Fail: (204) [system] arg(_367864, v('(', ')', end_of_file), r)
^  Fail: (203) [user] is_delimiter(r)
   Call: (203) [system] ')'==r
   Fail: (203) [system] ')'==r
   Call: (203) [system] get_char((0x55fbb4538270), r)
   Exit: (203) [system] get_char((0x55fbb4538270), r)
   Call: (203) [system] r=(\)
   Fail: (203) [system] r=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _375214)
   Call: (204) [system] peek_char((0x55fbb4538270), _376148)
   Exit: (204) [system] peek_char((0x55fbb4538270), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_380868, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_381800, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55fbb4538270), o)
   Exit: (204) [system] get_char((0x55fbb4538270), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _389150)
   Call: (205) [system] peek_char((0x55fbb4538270), _390084)
   Exit: (205) [system] peek_char((0x55fbb4538270), o)
^  Call: (205) [user] is_delimiter(o)
   Call: (206) [system] char_type(o, space)
   Fail: (206) [system] char_type(o, space)
   Call: (206) [system] arg(_394804, v('(', ')', end_of_file), o)
   Fail: (206) [system] arg(_395736, v('(', ')', end_of_file), o)
^  Fail: (205) [user] is_delimiter(o)
   Call: (205) [system] ')'==o
   Fail: (205) [system] ')'==o
   Call: (205) [system] get_char((0x55fbb4538270), o)
   Exit: (205) [system] get_char((0x55fbb4538270), o)
   Call: (205) [system] o=(\)
   Fail: (205) [system] o=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _403086)
   Call: (206) [system] peek_char((0x55fbb4538270), _404020)
   Exit: (206) [system] peek_char((0x55fbb4538270), f)
^  Call: (206) [user] is_delimiter(f)
   Call: (207) [system] char_type(f, space)
   Fail: (207) [system] char_type(f, space)
   Call: (207) [system] arg(_408740, v('(', ')', end_of_file), f)
   Fail: (207) [system] arg(_409672, v('(', ')', end_of_file), f)
^  Fail: (206) [user] is_delimiter(f)
   Call: (206) [system] ')'==f
   Fail: (206) [system] ')'==f
   Call: (206) [system] get_char((0x55fbb4538270), f)
   Exit: (206) [system] get_char((0x55fbb4538270), f)
   Call: (206) [system] f=(\)
   Fail: (206) [system] f=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _417022)
   Call: (207) [system] peek_char((0x55fbb4538270), _417956)
   Exit: (207) [system] peek_char((0x55fbb4538270), '2')
^  Call: (207) [user] is_delimiter('2')
   Call: (208) [system] char_type('2', space)
   Fail: (208) [system] char_type('2', space)
   Call: (208) [system] arg(_422676, v('(', ')', end_of_file), '2')
   Fail: (208) [system] arg(_423608, v('(', ')', end_of_file), '2')
^  Fail: (207) [user] is_delimiter('2')
   Call: (207) [system] ')'=='2'
   Fail: (207) [system] ')'=='2'
   Call: (207) [system] get_char((0x55fbb4538270), '2')
   Exit: (207) [system] get_char((0x55fbb4538270), '2')
   Call: (207) [system] '2'=(\)
   Fail: (207) [system] '2'=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _430958)
   Call: (208) [system] peek_char((0x55fbb4538270), _431892)
   Exit: (208) [system] peek_char((0x55fbb4538270), ')')
^  Call: (208) [user] is_delimiter(')')
   Call: (209) [system] char_type(')', space)
   Fail: (209) [system] char_type(')', space)
   Call: (209) [system] arg(_436612, v('(', ')', end_of_file), ')')
   Exit: (209) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (208) [user] is_delimiter(')')
   Call: (208) [system] _430958=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (207) [system] _417022=['2']
   Exit: (207) [system] ['2']=['2']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), ['2'])
   Call: (206) [system] _403086=[f, '2']
   Exit: (206) [system] [f, '2']=[f, '2']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [f, '2'])
   Call: (205) [system] _389150=[o, f, '2']
   Exit: (205) [system] [o, f, '2']=[o, f, '2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, f, '2'])
   Call: (204) [system] _375214=[o, o, f, '2']
   Exit: (204) [system] [o, o, f, '2']=[o, o, f, '2']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, o, f, '2'])
   Call: (203) [system] _361278=[r, o, o, f, '2']
   Exit: (203) [system] [r, o, o, f, '2']=[r, o, o, f, '2']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, o, f, '2'])
   Call: (202) [system] _347342=[p, r, o, o, f, '2']
   Exit: (202) [system] [p, r, o, o, f, '2']=[p, r, o, o, f, '2']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, o, o, f, '2'])
^  Call: (201) [user] classify_and_convert_charseq([$, p, r, o, o, f, '2'], _311832)
^  Call: (202) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '2'], _459812)
   Call: (203) [system] atom_chars(_460744, ['_', p, r, o, o, f, '2'])
   Exit: (203) [system] atom_chars('_proof2', ['_', p, r, o, o, f, '2'])
^  Exit: (202) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '2'], _proof2)
   Call: (202) [system] integer(_proof2)
   Fail: (202) [system] integer(_proof2)
   Call: (202) [system] _311832=_proof2
   Exit: (202) [system] _proof2=_proof2
^  Exit: (201) [user] classify_and_convert_charseq([$, p, r, o, o, f, '2'], _proof2)
^  Exit: (200) [user] read_symbolic(')', (0x55fbb4538270), $, _proof2)
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), _proof2)
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _470036)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _471894)
   Exit: (201) [system] peek_char((0x55fbb4538270), ')')
   Call: (201) [system] ')'=(;)
   Fail: (201) [system] ')'=(;)
   Call: (201) [system] ')'=(/)
   Fail: (201) [system] ')'=(/)
^  Call: (201) [user] is_like_space(')')
   Call: (202) [system] char_type(')', 'white')
   Fail: (202) [system] char_type(')', 'white')
   Call: (202) [system] char_type(')', end_of_line)
   Fail: (202) [system] char_type(')', end_of_line)
   Call: (202) [system] char_type(')', space)
   Fail: (202) [system] char_type(')', space)
   Call: (202) [system] char_type(')', cntrl)
   Fail: (202) [system] char_type(')', cntrl)
^  Fail: (201) [user] is_like_space(')')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _487904)
   Exit: (200) [system] peek_char((0x55fbb4538270), ')')
   Call: (200) [system] ')'=')'
   Exit: (200) [system] ')'=')'
   Call: (200) [system] get_char((0x55fbb4538270), _491694)
   Exit: (200) [system] get_char((0x55fbb4538270), ')')
   Call: (200) [system] _470036=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [])
   Call: (199) [system] _275172=[_proof2]
   Exit: (199) [system] [_proof2]=[_proof2]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [_proof2])
   Call: (198) [system] _82180=[_proof1, _proof2]
   Exit: (198) [system] [_proof1, _proof2]=[_proof1, _proof2]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [_proof1, _proof2])
   Call: (197) [system] _3546=[_ructor, _proof1, _proof2]
   Exit: (197) [system] [_ructor, _proof1, _proof2]=[_ructor, _proof1, _proof2]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [_ructor, _proof1, _proof2])
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), [_ructor, _proof1, _proof2])
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _505576)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _507434)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _517028)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _519732)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
   Call: (198) [system] ($)=(/)
   Fail: (198) [system] ($)=(/)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _536666)
   Exit: (196) [system] peek_char((0x55fbb4538270), $)
   Call: (196) [system] ($)=')'
   Fail: (196) [system] ($)=')'
   Call: (196) [system] ($)=end_of_file
   Fail: (196) [system] ($)=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55fbb4538270), _542236)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _544094)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
   Call: (198) [system] ($)=(/)
   Fail: (198) [system] ($)=(/)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] get_char((0x55fbb4538270), _560104)
   Exit: (197) [system] get_char((0x55fbb4538270), $)
   Call: (197) [system] ($)='('
   Fail: (197) [system] ($)='('
   Call: (197) [system] ($)='['
   Fail: (197) [system] ($)='['
   Call: (197) [system] ($)='{'
   Fail: (197) [system] ($)='{'
   Call: (197) [system] ($)='"'
   Fail: (197) [system] ($)='"'
   Call: (197) [system] ($)=!
   Fail: (197) [system] ($)=!
   Call: (197) [system] ($)='\''
   Fail: (197) [system] ($)='\''
   Call: (197) [system] ($)='`'
   Fail: (197) [system] ($)='`'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55fbb4538270), $, _542236)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _577746)
   Call: (199) [system] peek_char((0x55fbb4538270), _578680)
   Exit: (199) [system] peek_char((0x55fbb4538270), c)
^  Call: (199) [user] is_delimiter(c)
   Call: (200) [system] char_type(c, space)
   Fail: (200) [system] char_type(c, space)
   Call: (200) [system] arg(_583400, v('(', ')', end_of_file), c)
   Fail: (200) [system] arg(_584332, v('(', ')', end_of_file), c)
^  Fail: (199) [user] is_delimiter(c)
   Call: (199) [system] ')'==c
   Fail: (199) [system] ')'==c
   Call: (199) [system] get_char((0x55fbb4538270), c)
   Exit: (199) [system] get_char((0x55fbb4538270), c)
   Call: (199) [system] c=(\)
   Fail: (199) [system] c=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _591682)
   Call: (200) [system] peek_char((0x55fbb4538270), _592616)
   Exit: (200) [system] peek_char((0x55fbb4538270), o)
^  Call: (200) [user] is_delimiter(o)
   Call: (201) [system] char_type(o, space)
   Fail: (201) [system] char_type(o, space)
   Call: (201) [system] arg(_597336, v('(', ')', end_of_file), o)
   Fail: (201) [system] arg(_598268, v('(', ')', end_of_file), o)
^  Fail: (200) [user] is_delimiter(o)
   Call: (200) [system] ')'==o
   Fail: (200) [system] ')'==o
   Call: (200) [system] get_char((0x55fbb4538270), o)
   Exit: (200) [system] get_char((0x55fbb4538270), o)
   Call: (200) [system] o=(\)
   Fail: (200) [system] o=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _605618)
   Call: (201) [system] peek_char((0x55fbb4538270), _606552)
   Exit: (201) [system] peek_char((0x55fbb4538270), n)
^  Call: (201) [user] is_delimiter(n)
   Call: (202) [system] char_type(n, space)
   Fail: (202) [system] char_type(n, space)
   Call: (202) [system] arg(_611272, v('(', ')', end_of_file), n)
   Fail: (202) [system] arg(_612204, v('(', ')', end_of_file), n)
^  Fail: (201) [user] is_delimiter(n)
   Call: (201) [system] ')'==n
   Fail: (201) [system] ')'==n
   Call: (201) [system] get_char((0x55fbb4538270), n)
   Exit: (201) [system] get_char((0x55fbb4538270), n)
   Call: (201) [system] n=(\)
   Fail: (201) [system] n=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _619554)
   Call: (202) [system] peek_char((0x55fbb4538270), _620488)
   Exit: (202) [system] peek_char((0x55fbb4538270), c)
^  Call: (202) [user] is_delimiter(c)
   Call: (203) [system] char_type(c, space)
   Fail: (203) [system] char_type(c, space)
   Call: (203) [system] arg(_625208, v('(', ')', end_of_file), c)
   Fail: (203) [system] arg(_626140, v('(', ')', end_of_file), c)
^  Fail: (202) [user] is_delimiter(c)
   Call: (202) [system] ')'==c
   Fail: (202) [system] ')'==c
   Call: (202) [system] get_char((0x55fbb4538270), c)
   Exit: (202) [system] get_char((0x55fbb4538270), c)
   Call: (202) [system] c=(\)
   Fail: (202) [system] c=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _633490)
   Call: (203) [system] peek_char((0x55fbb4538270), _634424)
   Exit: (203) [system] peek_char((0x55fbb4538270), l)
^  Call: (203) [user] is_delimiter(l)
   Call: (204) [system] char_type(l, space)
   Fail: (204) [system] char_type(l, space)
   Call: (204) [system] arg(_639144, v('(', ')', end_of_file), l)
   Fail: (204) [system] arg(_640076, v('(', ')', end_of_file), l)
^  Fail: (203) [user] is_delimiter(l)
   Call: (203) [system] ')'==l
   Fail: (203) [system] ')'==l
   Call: (203) [system] get_char((0x55fbb4538270), l)
   Exit: (203) [system] get_char((0x55fbb4538270), l)
   Call: (203) [system] l=(\)
   Fail: (203) [system] l=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _647426)
   Call: (204) [system] peek_char((0x55fbb4538270), _648360)
   Exit: (204) [system] peek_char((0x55fbb4538270), u)
^  Call: (204) [user] is_delimiter(u)
   Call: (205) [system] char_type(u, space)
   Fail: (205) [system] char_type(u, space)
   Call: (205) [system] arg(_653080, v('(', ')', end_of_file), u)
   Fail: (205) [system] arg(_654012, v('(', ')', end_of_file), u)
^  Fail: (204) [user] is_delimiter(u)
   Call: (204) [system] ')'==u
   Fail: (204) [system] ')'==u
   Call: (204) [system] get_char((0x55fbb4538270), u)
   Exit: (204) [system] get_char((0x55fbb4538270), u)
   Call: (204) [system] u=(\)
   Fail: (204) [system] u=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _661362)
   Call: (205) [system] peek_char((0x55fbb4538270), _662296)
   Exit: (205) [system] peek_char((0x55fbb4538270), s)
^  Call: (205) [user] is_delimiter(s)
   Call: (206) [system] char_type(s, space)
   Fail: (206) [system] char_type(s, space)
   Call: (206) [system] arg(_667016, v('(', ')', end_of_file), s)
   Fail: (206) [system] arg(_667948, v('(', ')', end_of_file), s)
^  Fail: (205) [user] is_delimiter(s)
   Call: (205) [system] ')'==s
   Fail: (205) [system] ')'==s
   Call: (205) [system] get_char((0x55fbb4538270), s)
   Exit: (205) [system] get_char((0x55fbb4538270), s)
   Call: (205) [system] s=(\)
   Fail: (205) [system] s=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _675298)
   Call: (206) [system] peek_char((0x55fbb4538270), _676232)
   Exit: (206) [system] peek_char((0x55fbb4538270), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_680952, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_681884, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55fbb4538270), i)
   Exit: (206) [system] get_char((0x55fbb4538270), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _689234)
   Call: (207) [system] peek_char((0x55fbb4538270), _690168)
   Exit: (207) [system] peek_char((0x55fbb4538270), o)
^  Call: (207) [user] is_delimiter(o)
   Call: (208) [system] char_type(o, space)
   Fail: (208) [system] char_type(o, space)
   Call: (208) [system] arg(_694888, v('(', ')', end_of_file), o)
   Fail: (208) [system] arg(_695820, v('(', ')', end_of_file), o)
^  Fail: (207) [user] is_delimiter(o)
   Call: (207) [system] ')'==o
   Fail: (207) [system] ')'==o
   Call: (207) [system] get_char((0x55fbb4538270), o)
   Exit: (207) [system] get_char((0x55fbb4538270), o)
   Call: (207) [system] o=(\)
   Fail: (207) [system] o=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _703170)
   Call: (208) [system] peek_char((0x55fbb4538270), _704104)
   Exit: (208) [system] peek_char((0x55fbb4538270), n)
^  Call: (208) [user] is_delimiter(n)
   Call: (209) [system] char_type(n, space)
   Fail: (209) [system] char_type(n, space)
   Call: (209) [system] arg(_708824, v('(', ')', end_of_file), n)
   Fail: (209) [system] arg(_709756, v('(', ')', end_of_file), n)
^  Fail: (208) [user] is_delimiter(n)
   Call: (208) [system] ')'==n
   Fail: (208) [system] ')'==n
   Call: (208) [system] get_char((0x55fbb4538270), n)
   Exit: (208) [system] get_char((0x55fbb4538270), n)
   Call: (208) [system] n=(\)
   Fail: (208) [system] n=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _717106)
   Call: (209) [system] peek_char((0x55fbb4538270), _718040)
   Exit: (209) [system] peek_char((0x55fbb4538270), ')')
^  Call: (209) [user] is_delimiter(')')
   Call: (210) [system] char_type(')', space)
   Fail: (210) [system] char_type(')', space)
   Call: (210) [system] arg(_722760, v('(', ')', end_of_file), ')')
   Exit: (210) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (209) [user] is_delimiter(')')
   Call: (209) [system] _717106=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (208) [system] _703170=[n]
   Exit: (208) [system] [n]=[n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (207) [system] _689234=[o, n]
   Exit: (207) [system] [o, n]=[o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (206) [system] _675298=[i, o, n]
   Exit: (206) [system] [i, o, n]=[i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (205) [system] _661362=[s, i, o, n]
   Exit: (205) [system] [s, i, o, n]=[s, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, i, o, n])
   Call: (204) [system] _647426=[u, s, i, o, n]
   Exit: (204) [system] [u, s, i, o, n]=[u, s, i, o, n]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, s, i, o, n])
   Call: (203) [system] _633490=[l, u, s, i, o, n]
   Exit: (203) [system] [l, u, s, i, o, n]=[l, u, s, i, o, n]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, u, s, i, o, n])
   Call: (202) [system] _619554=[c, l, u, s, i, o, n]
   Exit: (202) [system] [c, l, u, s, i, o, n]=[c, l, u, s, i, o, n]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, l, u, s, i, o, n])
   Call: (201) [system] _605618=[n, c, l, u, s, i, o, n]
   Exit: (201) [system] [n, c, l, u, s, i, o, n]=[n, c, l, u, s, i, o, n]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, l, u, s, i, o, n])
   Call: (200) [system] _591682=[o, n, c, l, u, s, i, o, n]
   Exit: (200) [system] [o, n, c, l, u, s, i, o, n]=[o, n, c, l, u, s, i, o, n]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, c, l, u, s, i, o, n])
   Call: (199) [system] _577746=[c, o, n, c, l, u, s, i, o, n]
   Exit: (199) [system] [c, o, n, c, l, u, s, i, o, n]=[c, o, n, c, l, u, s, i, o, n]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, o, n, c, l, u, s, i, o, n])
^  Call: (198) [user] classify_and_convert_charseq([$, c, o, n, c, l, u, s, i, o, n], _542236)
^  Call: (199) [user] classify_and_convert_charseq_([$, c, o, n, c, l, u, s, i, o, n], _757136)
   Call: (200) [system] atom_chars(_758068, ['_', c, o, n, c, l, u, s, i, o, n])
   Exit: (200) [system] atom_chars('_conclusion', ['_', c, o, n, c, l, u, s, i, o, n])
^  Exit: (199) [user] classify_and_convert_charseq_([$, c, o, n, c, l, u, s, i, o, n], _conclusion)
   Call: (199) [system] integer(_conclusion)
   Fail: (199) [system] integer(_conclusion)
   Call: (199) [system] _542236=_conclusion
   Exit: (199) [system] _conclusion=_conclusion
^  Exit: (198) [user] classify_and_convert_charseq([$, c, o, n, c, l, u, s, i, o, n], _conclusion)
^  Exit: (197) [user] read_symbolic(')', (0x55fbb4538270), $, _conclusion)
^  Exit: (196) [user] cont_sexpr(')', (0x55fbb4538270), _conclusion)
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _767360)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _769218)
   Exit: (198) [system] peek_char((0x55fbb4538270), ')')
   Call: (198) [system] ')'=(;)
   Fail: (198) [system] ')'=(;)
   Call: (198) [system] ')'=(/)
   Fail: (198) [system] ')'=(/)
^  Call: (198) [user] is_like_space(')')
   Call: (199) [system] char_type(')', 'white')
   Fail: (199) [system] char_type(')', 'white')
   Call: (199) [system] char_type(')', end_of_line)
   Fail: (199) [system] char_type(')', end_of_line)
   Call: (199) [system] char_type(')', space)
   Fail: (199) [system] char_type(')', space)
   Call: (199) [system] char_type(')', cntrl)
   Fail: (199) [system] char_type(')', cntrl)
^  Fail: (198) [user] is_like_space(')')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _785228)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
   Call: (197) [system] ')'=')'
   Exit: (197) [system] ')'=')'
   Call: (197) [system] get_char((0x55fbb4538270), _789018)
   Exit: (197) [system] get_char((0x55fbb4538270), ')')
   Call: (197) [system] _767360=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [])
   Call: (196) [system] _505576=[_conclusion]
   Exit: (196) [system] [_conclusion]=[_conclusion]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [_conclusion])
   Call: (195) [system] _3542=[[_ructor, _proof1, _proof2], _conclusion]
   Exit: (195) [system] [[_ructor, _proof1, _proof2], _conclusion]=[[_ructor, _proof1, _proof2], _conclusion]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [[_ructor, _proof1, _proof2], _conclusion])
   Call: (194) [system] _3534=[:, [_ructor, _proof1, _proof2], _conclusion]
   Exit: (194) [system] [:, [_ructor, _proof1, _proof2], _conclusion]=[:, [_ructor, _proof1, _proof2], _conclusion]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [:, [_ructor, _proof1, _proof2], _conclusion])
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), [:, [_ructor, _proof1, _proof2], _conclusion])
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _802900)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _804758)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
   Call: (194) [system] ' '=(/)
   Fail: (194) [system] ' '=(/)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55fbb4538270), _814352)
   Exit: (194) [system] get_char((0x55fbb4538270), ' ')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _817056)
   Exit: (195) [system] peek_char((0x55fbb4538270), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
   Call: (195) [system] ($)=(/)
   Fail: (195) [system] ($)=(/)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _833990)
   Exit: (193) [system] peek_char((0x55fbb4538270), $)
   Call: (193) [system] ($)=')'
   Fail: (193) [system] ($)=')'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _839560)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _841418)
   Exit: (195) [system] peek_char((0x55fbb4538270), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
   Call: (195) [system] ($)=(/)
   Fail: (195) [system] ($)=(/)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _857428)
   Exit: (194) [system] get_char((0x55fbb4538270), $)
   Call: (194) [system] ($)='('
   Fail: (194) [system] ($)='('
   Call: (194) [system] ($)='['
   Fail: (194) [system] ($)='['
   Call: (194) [system] ($)='{'
   Fail: (194) [system] ($)='{'
   Call: (194) [system] ($)='"'
   Fail: (194) [system] ($)='"'
   Call: (194) [system] ($)=!
   Fail: (194) [system] ($)=!
   Call: (194) [system] ($)='\''
   Fail: (194) [system] ($)='\''
   Call: (194) [system] ($)='`'
   Fail: (194) [system] ($)='`'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55fbb4538270), $, _839560)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _875070)
   Call: (196) [system] peek_char((0x55fbb4538270), _876004)
   Exit: (196) [system] peek_char((0x55fbb4538270), q)
^  Call: (196) [user] is_delimiter(q)
   Call: (197) [system] char_type(q, space)
   Fail: (197) [system] char_type(q, space)
   Call: (197) [system] arg(_880724, v('(', ')', end_of_file), q)
   Fail: (197) [system] arg(_881656, v('(', ')', end_of_file), q)
^  Fail: (196) [user] is_delimiter(q)
   Call: (196) [system] ')'==q
   Fail: (196) [system] ')'==q
   Call: (196) [system] get_char((0x55fbb4538270), q)
   Exit: (196) [system] get_char((0x55fbb4538270), q)
   Call: (196) [system] q=(\)
   Fail: (196) [system] q=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _889006)
   Call: (197) [system] peek_char((0x55fbb4538270), _889940)
   Exit: (197) [system] peek_char((0x55fbb4538270), u)
^  Call: (197) [user] is_delimiter(u)
   Call: (198) [system] char_type(u, space)
   Fail: (198) [system] char_type(u, space)
   Call: (198) [system] arg(_894660, v('(', ')', end_of_file), u)
   Fail: (198) [system] arg(_895592, v('(', ')', end_of_file), u)
^  Fail: (197) [user] is_delimiter(u)
   Call: (197) [system] ')'==u
   Fail: (197) [system] ')'==u
   Call: (197) [system] get_char((0x55fbb4538270), u)
   Exit: (197) [system] get_char((0x55fbb4538270), u)
   Call: (197) [system] u=(\)
   Fail: (197) [system] u=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _902942)
   Call: (198) [system] peek_char((0x55fbb4538270), _903876)
   Exit: (198) [system] peek_char((0x55fbb4538270), e)
^  Call: (198) [user] is_delimiter(e)
   Call: (199) [system] char_type(e, space)
   Fail: (199) [system] char_type(e, space)
   Call: (199) [system] arg(_908596, v('(', ')', end_of_file), e)
   Fail: (199) [system] arg(_909528, v('(', ')', end_of_file), e)
^  Fail: (198) [user] is_delimiter(e)
   Call: (198) [system] ')'==e
   Fail: (198) [system] ')'==e
   Call: (198) [system] get_char((0x55fbb4538270), e)
   Exit: (198) [system] get_char((0x55fbb4538270), e)
   Call: (198) [system] e=(\)
   Fail: (198) [system] e=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _916878)
   Call: (199) [system] peek_char((0x55fbb4538270), _917812)
   Exit: (199) [system] peek_char((0x55fbb4538270), r)
^  Call: (199) [user] is_delimiter(r)
   Call: (200) [system] char_type(r, space)
   Fail: (200) [system] char_type(r, space)
   Call: (200) [system] arg(_922532, v('(', ')', end_of_file), r)
   Fail: (200) [system] arg(_923464, v('(', ')', end_of_file), r)
^  Fail: (199) [user] is_delimiter(r)
   Call: (199) [system] ')'==r
   Fail: (199) [system] ')'==r
   Call: (199) [system] get_char((0x55fbb4538270), r)
   Exit: (199) [system] get_char((0x55fbb4538270), r)
   Call: (199) [system] r=(\)
   Fail: (199) [system] r=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _930814)
   Call: (200) [system] peek_char((0x55fbb4538270), _931748)
   Exit: (200) [system] peek_char((0x55fbb4538270), y)
^  Call: (200) [user] is_delimiter(y)
   Call: (201) [system] char_type(y, space)
   Fail: (201) [system] char_type(y, space)
   Call: (201) [system] arg(_936468, v('(', ')', end_of_file), y)
   Fail: (201) [system] arg(_937400, v('(', ')', end_of_file), y)
^  Fail: (200) [user] is_delimiter(y)
   Call: (200) [system] ')'==y
   Fail: (200) [system] ')'==y
   Call: (200) [system] get_char((0x55fbb4538270), y)
   Exit: (200) [system] get_char((0x55fbb4538270), y)
   Call: (200) [system] y=(\)
   Fail: (200) [system] y=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _944750)
   Call: (201) [system] peek_char((0x55fbb4538270), _945684)
   Exit: (201) [system] peek_char((0x55fbb4538270), ')')
^  Call: (201) [user] is_delimiter(')')
   Call: (202) [system] char_type(')', space)
   Fail: (202) [system] char_type(')', space)
   Call: (202) [system] arg(_950404, v('(', ')', end_of_file), ')')
   Exit: (202) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (201) [user] is_delimiter(')')
   Call: (201) [system] _944750=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (200) [system] _930814=[y]
   Exit: (200) [system] [y]=[y]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [y])
   Call: (199) [system] _916878=[r, y]
   Exit: (199) [system] [r, y]=[r, y]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, y])
   Call: (198) [system] _902942=[e, r, y]
   Exit: (198) [system] [e, r, y]=[e, r, y]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, r, y])
   Call: (197) [system] _889006=[u, e, r, y]
   Exit: (197) [system] [u, e, r, y]=[u, e, r, y]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, e, r, y])
   Call: (196) [system] _875070=[q, u, e, r, y]
   Exit: (196) [system] [q, u, e, r, y]=[q, u, e, r, y]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [q, u, e, r, y])
^  Call: (195) [user] classify_and_convert_charseq([$, q, u, e, r, y], _839560)
^  Call: (196) [user] classify_and_convert_charseq_([$, q, u, e, r, y], _970810)
   Call: (197) [system] atom_chars(_971742, ['_', q, u, e, r, y])
   Exit: (197) [system] atom_chars('_query', ['_', q, u, e, r, y])
^  Exit: (196) [user] classify_and_convert_charseq_([$, q, u, e, r, y], _query)
   Call: (196) [system] integer(_query)
   Fail: (196) [system] integer(_query)
   Call: (196) [system] _839560=_query
   Exit: (196) [system] _query=_query
^  Exit: (195) [user] classify_and_convert_charseq([$, q, u, e, r, y], _query)
^  Exit: (194) [user] read_symbolic(')', (0x55fbb4538270), $, _query)
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), _query)
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _981034)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _982892)
   Exit: (195) [system] peek_char((0x55fbb4538270), ')')
   Call: (195) [system] ')'=(;)
   Fail: (195) [system] ')'=(;)
   Call: (195) [system] ')'=(/)
   Fail: (195) [system] ')'=(/)
^  Call: (195) [user] is_like_space(')')
   Call: (196) [system] char_type(')', 'white')
   Fail: (196) [system] char_type(')', 'white')
   Call: (196) [system] char_type(')', end_of_line)
   Fail: (196) [system] char_type(')', end_of_line)
   Call: (196) [system] char_type(')', space)
   Fail: (196) [system] char_type(')', space)
   Call: (196) [system] char_type(')', cntrl)
   Fail: (196) [system] char_type(')', cntrl)
^  Fail: (195) [user] is_like_space(')')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _998902)
   Exit: (194) [system] peek_char((0x55fbb4538270), ')')
   Call: (194) [system] ')'=')'
   Exit: (194) [system] ')'=')'
   Call: (194) [system] get_char((0x55fbb4538270), _1002692)
   Exit: (194) [system] get_char((0x55fbb4538270), ')')
   Call: (194) [system] _981034=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [])
   Call: (193) [system] _802900=[_query]
   Exit: (193) [system] [_query]=[_query]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [_query])
   Call: (192) [system] _3528=[[:, [_ructor, _proof1, _proof2], _conclusion], _query]
   Exit: (192) [system] [[:, [_ructor, _proof1, _proof2], _conclusion], _query]=[[:, [_ructor, _proof1, _proof2], _conclusion], _query]
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), [[:, [_ructor, _proof1, _proof2], _conclusion], _query])
^  Exit: (190) [user] cont_sexpr(')', (0x55fbb4538270), [[:, [_ructor, _proof1, _proof2], _conclusion], _query])
^  Call: (190) [user] read_list(')', (0x55fbb4538270), _1013780)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1015638)
   Exit: (192) [system] peek_char((0x55fbb4538270), '\n')
   Call: (192) [system] '\n'=(;)
   Fail: (192) [system] '\n'=(;)
   Call: (192) [system] '\n'=(/)
   Fail: (192) [system] '\n'=(/)
^  Call: (192) [user] is_like_space('\n')
   Call: (193) [system] char_type('\n', 'white')
   Fail: (193) [system] char_type('\n', 'white')
   Call: (193) [system] char_type('\n', end_of_line)
   Exit: (193) [system] char_type('\n', end_of_line)
^  Exit: (192) [user] is_like_space('\n')
   Call: (192) [system] get_char((0x55fbb4538270), _1027088)
   Exit: (192) [system] get_char((0x55fbb4538270), '\n')
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1029792)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _1039386)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1042090)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
   Call: (194) [system] ' '=(/)
   Fail: (194) [system] ' '=(/)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55fbb4538270), _1051684)
   Exit: (194) [system] get_char((0x55fbb4538270), ' ')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1054388)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _1063982)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1066686)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _1076280)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1078984)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _1088578)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1091282)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _1100876)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1103580)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _1113174)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1115878)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _1125472)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1128176)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _1137770)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1140474)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _1150068)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1152772)
   Exit: (203) [system] peek_char((0x55fbb4538270), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
   Call: (203) [system] '('=(/)
   Fail: (203) [system] '('=(/)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1178946)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=')'
   Fail: (191) [system] '('=')'
   Call: (191) [system] '('=end_of_file
   Fail: (191) [system] '('=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55fbb4538270), _1184516)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1186374)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
   Call: (193) [system] '('=(/)
   Fail: (193) [system] '('=(/)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] get_char((0x55fbb4538270), _1202384)
   Exit: (192) [system] get_char((0x55fbb4538270), '(')
   Call: (192) [system] '('='('
   Exit: (192) [system] '('='('
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _1184516)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1207954)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
   Call: (194) [system] '('=(/)
   Fail: (194) [system] '('=(/)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1223964)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=')'
   Fail: (193) [system] '('=')'
   Call: (193) [system] '('=end_of_file
   Fail: (193) [system] '('=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _1229534)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1231392)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
   Call: (195) [system] '('=(/)
   Fail: (195) [system] '('=(/)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _1247402)
   Exit: (194) [system] get_char((0x55fbb4538270), '(')
   Call: (194) [system] '('='('
   Exit: (194) [system] '('='('
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _1229534)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1252972)
   Exit: (196) [system] peek_char((0x55fbb4538270), :)
   Call: (196) [system] (:)=(;)
   Fail: (196) [system] (:)=(;)
   Call: (196) [system] (:)=(/)
   Fail: (196) [system] (:)=(/)
^  Call: (196) [user] is_like_space(:)
   Call: (197) [system] char_type(:, 'white')
   Fail: (197) [system] char_type(:, 'white')
   Call: (197) [system] char_type(:, end_of_line)
   Fail: (197) [system] char_type(:, end_of_line)
   Call: (197) [system] char_type(:, space)
   Fail: (197) [system] char_type(:, space)
   Call: (197) [system] char_type(:, cntrl)
   Fail: (197) [system] char_type(:, cntrl)
^  Fail: (196) [user] is_like_space(:)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1268982)
   Exit: (195) [system] peek_char((0x55fbb4538270), :)
   Call: (195) [system] (:)=')'
   Fail: (195) [system] (:)=')'
   Call: (195) [system] (:)=end_of_file
   Fail: (195) [system] (:)=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _1274552)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1276410)
   Exit: (197) [system] peek_char((0x55fbb4538270), :)
   Call: (197) [system] (:)=(;)
   Fail: (197) [system] (:)=(;)
   Call: (197) [system] (:)=(/)
   Fail: (197) [system] (:)=(/)
^  Call: (197) [user] is_like_space(:)
   Call: (198) [system] char_type(:, 'white')
   Fail: (198) [system] char_type(:, 'white')
   Call: (198) [system] char_type(:, end_of_line)
   Fail: (198) [system] char_type(:, end_of_line)
   Call: (198) [system] char_type(:, space)
   Fail: (198) [system] char_type(:, space)
   Call: (198) [system] char_type(:, cntrl)
   Fail: (198) [system] char_type(:, cntrl)
^  Fail: (197) [user] is_like_space(:)
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _1292420)
   Exit: (196) [system] get_char((0x55fbb4538270), :)
   Call: (196) [system] (:)='('
   Fail: (196) [system] (:)='('
   Call: (196) [system] (:)='['
   Fail: (196) [system] (:)='['
   Call: (196) [system] (:)='{'
   Fail: (196) [system] (:)='{'
   Call: (196) [system] (:)='"'
   Fail: (196) [system] (:)='"'
   Call: (196) [system] (:)=!
   Fail: (196) [system] (:)=!
   Call: (196) [system] (:)='\''
   Fail: (196) [system] (:)='\''
   Call: (196) [system] (:)='`'
   Fail: (196) [system] (:)='`'
   Call: (196) [system] (:)=end_of_file
   Fail: (196) [system] (:)=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55fbb4538270), :, _1274552)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _1310062)
   Call: (198) [system] peek_char((0x55fbb4538270), _1310996)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (198) [user] is_delimiter(' ')
   Call: (199) [system] char_type(' ', space)
   Exit: (199) [system] char_type(' ', space)
^  Exit: (198) [user] is_delimiter(' ')
   Call: (198) [system] _1310062=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (197) [user] classify_and_convert_charseq([:], _1274552)
^  Call: (198) [user] classify_and_convert_charseq_([:], _1320280)
^  Call: (200) [system] setup_call_cleanup('$notrace'(_1321232, _1321234), once(user:catch(read_from_chars([:], _1320280), _1321214, fail)), '$restore_trace'(_1321232, _1321234))
^  Call: (201) [system] sig_atomic(system:'$notrace'(_1321232, _1321234))
^  Exit: (200) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1321214, fail)), system:'$restore_trace'(3, -1))
   Call: (199) [system] atomic(:)
   Exit: (199) [system] atomic(:)
^  Exit: (198) [user] classify_and_convert_charseq_([:], :)
   Call: (198) [system] integer(:)
   Fail: (198) [system] integer(:)
   Call: (198) [system] _1274552=(:)
   Exit: (198) [system] (:)=(:)
^  Exit: (197) [user] classify_and_convert_charseq([:], :)
^  Exit: (196) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _1333360)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1335218)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _1344812)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1347516)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
   Call: (198) [system] ($)=(/)
   Fail: (198) [system] ($)=(/)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1364450)
   Exit: (196) [system] peek_char((0x55fbb4538270), $)
   Call: (196) [system] ($)=')'
   Fail: (196) [system] ($)=')'
   Call: (196) [system] ($)=end_of_file
   Fail: (196) [system] ($)=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55fbb4538270), _1370020)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1371878)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
   Call: (198) [system] ($)=(/)
   Fail: (198) [system] ($)=(/)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] get_char((0x55fbb4538270), _1387888)
   Exit: (197) [system] get_char((0x55fbb4538270), $)
   Call: (197) [system] ($)='('
   Fail: (197) [system] ($)='('
   Call: (197) [system] ($)='['
   Fail: (197) [system] ($)='['
   Call: (197) [system] ($)='{'
   Fail: (197) [system] ($)='{'
   Call: (197) [system] ($)='"'
   Fail: (197) [system] ($)='"'
   Call: (197) [system] ($)=!
   Fail: (197) [system] ($)=!
   Call: (197) [system] ($)='\''
   Fail: (197) [system] ($)='\''
   Call: (197) [system] ($)='`'
   Fail: (197) [system] ($)='`'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55fbb4538270), $, _1370020)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _1405530)
   Call: (199) [system] peek_char((0x55fbb4538270), _1406464)
   Exit: (199) [system] peek_char((0x55fbb4538270), p)
^  Call: (199) [user] is_delimiter(p)
   Call: (200) [system] char_type(p, space)
   Fail: (200) [system] char_type(p, space)
   Call: (200) [system] arg(_1411184, v('(', ')', end_of_file), p)
   Fail: (200) [system] arg(_1412116, v('(', ')', end_of_file), p)
^  Fail: (199) [user] is_delimiter(p)
   Call: (199) [system] ')'==p
   Fail: (199) [system] ')'==p
   Call: (199) [system] get_char((0x55fbb4538270), p)
   Exit: (199) [system] get_char((0x55fbb4538270), p)
   Call: (199) [system] p=(\)
   Fail: (199) [system] p=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _1419466)
   Call: (200) [system] peek_char((0x55fbb4538270), _1420400)
   Exit: (200) [system] peek_char((0x55fbb4538270), r)
^  Call: (200) [user] is_delimiter(r)
   Call: (201) [system] char_type(r, space)
   Fail: (201) [system] char_type(r, space)
   Call: (201) [system] arg(_1425120, v('(', ')', end_of_file), r)
   Fail: (201) [system] arg(_1426052, v('(', ')', end_of_file), r)
^  Fail: (200) [user] is_delimiter(r)
   Call: (200) [system] ')'==r
   Fail: (200) [system] ')'==r
   Call: (200) [system] get_char((0x55fbb4538270), r)
   Exit: (200) [system] get_char((0x55fbb4538270), r)
   Call: (200) [system] r=(\)
   Fail: (200) [system] r=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _1433402)
   Call: (201) [system] peek_char((0x55fbb4538270), _1434336)
   Exit: (201) [system] peek_char((0x55fbb4538270), o)
^  Call: (201) [user] is_delimiter(o)
   Call: (202) [system] char_type(o, space)
   Fail: (202) [system] char_type(o, space)
   Call: (202) [system] arg(_1439056, v('(', ')', end_of_file), o)
   Fail: (202) [system] arg(_1439988, v('(', ')', end_of_file), o)
^  Fail: (201) [user] is_delimiter(o)
   Call: (201) [system] ')'==o
   Fail: (201) [system] ')'==o
   Call: (201) [system] get_char((0x55fbb4538270), o)
   Exit: (201) [system] get_char((0x55fbb4538270), o)
   Call: (201) [system] o=(\)
   Fail: (201) [system] o=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1447338)
   Call: (202) [system] peek_char((0x55fbb4538270), _1448272)
   Exit: (202) [system] peek_char((0x55fbb4538270), o)
^  Call: (202) [user] is_delimiter(o)
   Call: (203) [system] char_type(o, space)
   Fail: (203) [system] char_type(o, space)
   Call: (203) [system] arg(_1452992, v('(', ')', end_of_file), o)
   Fail: (203) [system] arg(_1453924, v('(', ')', end_of_file), o)
^  Fail: (202) [user] is_delimiter(o)
   Call: (202) [system] ')'==o
   Fail: (202) [system] ')'==o
   Call: (202) [system] get_char((0x55fbb4538270), o)
   Exit: (202) [system] get_char((0x55fbb4538270), o)
   Call: (202) [system] o=(\)
   Fail: (202) [system] o=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1461274)
   Call: (203) [system] peek_char((0x55fbb4538270), _1462208)
   Exit: (203) [system] peek_char((0x55fbb4538270), f)
^  Call: (203) [user] is_delimiter(f)
   Call: (204) [system] char_type(f, space)
   Fail: (204) [system] char_type(f, space)
   Call: (204) [system] arg(_1466928, v('(', ')', end_of_file), f)
   Fail: (204) [system] arg(_1467860, v('(', ')', end_of_file), f)
^  Fail: (203) [user] is_delimiter(f)
   Call: (203) [system] ')'==f
   Fail: (203) [system] ')'==f
   Call: (203) [system] get_char((0x55fbb4538270), f)
   Exit: (203) [system] get_char((0x55fbb4538270), f)
   Call: (203) [system] f=(\)
   Fail: (203) [system] f=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1475210)
   Call: (204) [system] peek_char((0x55fbb4538270), _1476144)
   Exit: (204) [system] peek_char((0x55fbb4538270), '1')
^  Call: (204) [user] is_delimiter('1')
   Call: (205) [system] char_type('1', space)
   Fail: (205) [system] char_type('1', space)
   Call: (205) [system] arg(_1480864, v('(', ')', end_of_file), '1')
   Fail: (205) [system] arg(_1481796, v('(', ')', end_of_file), '1')
^  Fail: (204) [user] is_delimiter('1')
   Call: (204) [system] ')'=='1'
   Fail: (204) [system] ')'=='1'
   Call: (204) [system] get_char((0x55fbb4538270), '1')
   Exit: (204) [system] get_char((0x55fbb4538270), '1')
   Call: (204) [system] '1'=(\)
   Fail: (204) [system] '1'=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1489146)
   Call: (205) [system] peek_char((0x55fbb4538270), _1490080)
   Exit: (205) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (205) [user] is_delimiter(' ')
   Call: (206) [system] char_type(' ', space)
   Exit: (206) [system] char_type(' ', space)
^  Exit: (205) [user] is_delimiter(' ')
   Call: (205) [system] _1489146=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (204) [system] _1475210=['1']
   Exit: (204) [system] ['1']=['1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), ['1'])
   Call: (203) [system] _1461274=[f, '1']
   Exit: (203) [system] [f, '1']=[f, '1']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [f, '1'])
   Call: (202) [system] _1447338=[o, f, '1']
   Exit: (202) [system] [o, f, '1']=[o, f, '1']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, f, '1'])
   Call: (201) [system] _1433402=[o, o, f, '1']
   Exit: (201) [system] [o, o, f, '1']=[o, o, f, '1']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, o, f, '1'])
   Call: (200) [system] _1419466=[r, o, o, f, '1']
   Exit: (200) [system] [r, o, o, f, '1']=[r, o, o, f, '1']
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, o, f, '1'])
   Call: (199) [system] _1405530=[p, r, o, o, f, '1']
   Exit: (199) [system] [p, r, o, o, f, '1']=[p, r, o, o, f, '1']
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, o, o, f, '1'])
^  Call: (198) [user] classify_and_convert_charseq([$, p, r, o, o, f, '1'], _1370020)
^  Call: (199) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '1'], _1516128)
   Call: (200) [system] atom_chars(_1517060, ['_', p, r, o, o, f, '1'])
   Exit: (200) [system] atom_chars('_proof1', ['_', p, r, o, o, f, '1'])
^  Exit: (199) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '1'], _proof1)
   Call: (199) [system] integer(_proof1)
   Fail: (199) [system] integer(_proof1)
   Call: (199) [system] _1370020=_proof1
   Exit: (199) [system] _proof1=_proof1
^  Exit: (198) [user] classify_and_convert_charseq([$, p, r, o, o, f, '1'], _proof1)
^  Exit: (197) [user] read_symbolic(')', (0x55fbb4538270), $, _proof1)
^  Exit: (196) [user] cont_sexpr(')', (0x55fbb4538270), _proof1)
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _1526352)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1528210)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _1537804)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1540508)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
   Call: (199) [system] ($)=(/)
   Fail: (199) [system] ($)=(/)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1557442)
   Exit: (197) [system] peek_char((0x55fbb4538270), $)
   Call: (197) [system] ($)=')'
   Fail: (197) [system] ($)=')'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _1563012)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1564870)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
   Call: (199) [system] ($)=(/)
   Fail: (199) [system] ($)=(/)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _1580880)
   Exit: (198) [system] get_char((0x55fbb4538270), $)
   Call: (198) [system] ($)='('
   Fail: (198) [system] ($)='('
   Call: (198) [system] ($)='['
   Fail: (198) [system] ($)='['
   Call: (198) [system] ($)='{'
   Fail: (198) [system] ($)='{'
   Call: (198) [system] ($)='"'
   Fail: (198) [system] ($)='"'
   Call: (198) [system] ($)=!
   Fail: (198) [system] ($)=!
   Call: (198) [system] ($)='\''
   Fail: (198) [system] ($)='\''
   Call: (198) [system] ($)='`'
   Fail: (198) [system] ($)='`'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55fbb4538270), $, _1563012)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _1598522)
   Call: (200) [system] peek_char((0x55fbb4538270), _1599456)
   Exit: (200) [system] peek_char((0x55fbb4538270), p)
^  Call: (200) [user] is_delimiter(p)
   Call: (201) [system] char_type(p, space)
   Fail: (201) [system] char_type(p, space)
   Call: (201) [system] arg(_1604176, v('(', ')', end_of_file), p)
   Fail: (201) [system] arg(_1605108, v('(', ')', end_of_file), p)
^  Fail: (200) [user] is_delimiter(p)
   Call: (200) [system] ')'==p
   Fail: (200) [system] ')'==p
   Call: (200) [system] get_char((0x55fbb4538270), p)
   Exit: (200) [system] get_char((0x55fbb4538270), p)
   Call: (200) [system] p=(\)
   Fail: (200) [system] p=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _1612458)
   Call: (201) [system] peek_char((0x55fbb4538270), _1613392)
   Exit: (201) [system] peek_char((0x55fbb4538270), r)
^  Call: (201) [user] is_delimiter(r)
   Call: (202) [system] char_type(r, space)
   Fail: (202) [system] char_type(r, space)
   Call: (202) [system] arg(_1618112, v('(', ')', end_of_file), r)
   Fail: (202) [system] arg(_1619044, v('(', ')', end_of_file), r)
^  Fail: (201) [user] is_delimiter(r)
   Call: (201) [system] ')'==r
   Fail: (201) [system] ')'==r
   Call: (201) [system] get_char((0x55fbb4538270), r)
   Exit: (201) [system] get_char((0x55fbb4538270), r)
   Call: (201) [system] r=(\)
   Fail: (201) [system] r=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1626394)
   Call: (202) [system] peek_char((0x55fbb4538270), _1627328)
   Exit: (202) [system] peek_char((0x55fbb4538270), e)
^  Call: (202) [user] is_delimiter(e)
   Call: (203) [system] char_type(e, space)
   Fail: (203) [system] char_type(e, space)
   Call: (203) [system] arg(_1632048, v('(', ')', end_of_file), e)
   Fail: (203) [system] arg(_1632980, v('(', ')', end_of_file), e)
^  Fail: (202) [user] is_delimiter(e)
   Call: (202) [system] ')'==e
   Fail: (202) [system] ')'==e
   Call: (202) [system] get_char((0x55fbb4538270), e)
   Exit: (202) [system] get_char((0x55fbb4538270), e)
   Call: (202) [system] e=(\)
   Fail: (202) [system] e=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1640330)
   Call: (203) [system] peek_char((0x55fbb4538270), _1641264)
   Exit: (203) [system] peek_char((0x55fbb4538270), m)
^  Call: (203) [user] is_delimiter(m)
   Call: (204) [system] char_type(m, space)
   Fail: (204) [system] char_type(m, space)
   Call: (204) [system] arg(_1645984, v('(', ')', end_of_file), m)
   Fail: (204) [system] arg(_1646916, v('(', ')', end_of_file), m)
^  Fail: (203) [user] is_delimiter(m)
   Call: (203) [system] ')'==m
   Fail: (203) [system] ')'==m
   Call: (203) [system] get_char((0x55fbb4538270), m)
   Exit: (203) [system] get_char((0x55fbb4538270), m)
   Call: (203) [system] m=(\)
   Fail: (203) [system] m=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1654266)
   Call: (204) [system] peek_char((0x55fbb4538270), _1655200)
   Exit: (204) [system] peek_char((0x55fbb4538270), i)
^  Call: (204) [user] is_delimiter(i)
   Call: (205) [system] char_type(i, space)
   Fail: (205) [system] char_type(i, space)
   Call: (205) [system] arg(_1659920, v('(', ')', end_of_file), i)
   Fail: (205) [system] arg(_1660852, v('(', ')', end_of_file), i)
^  Fail: (204) [user] is_delimiter(i)
   Call: (204) [system] ')'==i
   Fail: (204) [system] ')'==i
   Call: (204) [system] get_char((0x55fbb4538270), i)
   Exit: (204) [system] get_char((0x55fbb4538270), i)
   Call: (204) [system] i=(\)
   Fail: (204) [system] i=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1668202)
   Call: (205) [system] peek_char((0x55fbb4538270), _1669136)
   Exit: (205) [system] peek_char((0x55fbb4538270), s)
^  Call: (205) [user] is_delimiter(s)
   Call: (206) [system] char_type(s, space)
   Fail: (206) [system] char_type(s, space)
   Call: (206) [system] arg(_1673856, v('(', ')', end_of_file), s)
   Fail: (206) [system] arg(_1674788, v('(', ')', end_of_file), s)
^  Fail: (205) [user] is_delimiter(s)
   Call: (205) [system] ')'==s
   Fail: (205) [system] ')'==s
   Call: (205) [system] get_char((0x55fbb4538270), s)
   Exit: (205) [system] get_char((0x55fbb4538270), s)
   Call: (205) [system] s=(\)
   Fail: (205) [system] s=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1682138)
   Call: (206) [system] peek_char((0x55fbb4538270), _1683072)
   Exit: (206) [system] peek_char((0x55fbb4538270), e)
^  Call: (206) [user] is_delimiter(e)
   Call: (207) [system] char_type(e, space)
   Fail: (207) [system] char_type(e, space)
   Call: (207) [system] arg(_1687792, v('(', ')', end_of_file), e)
   Fail: (207) [system] arg(_1688724, v('(', ')', end_of_file), e)
^  Fail: (206) [user] is_delimiter(e)
   Call: (206) [system] ')'==e
   Fail: (206) [system] ')'==e
   Call: (206) [system] get_char((0x55fbb4538270), e)
   Exit: (206) [system] get_char((0x55fbb4538270), e)
   Call: (206) [system] e=(\)
   Fail: (206) [system] e=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1696074)
   Call: (207) [system] peek_char((0x55fbb4538270), _1697008)
   Exit: (207) [system] peek_char((0x55fbb4538270), '1')
^  Call: (207) [user] is_delimiter('1')
   Call: (208) [system] char_type('1', space)
   Fail: (208) [system] char_type('1', space)
   Call: (208) [system] arg(_1701728, v('(', ')', end_of_file), '1')
   Fail: (208) [system] arg(_1702660, v('(', ')', end_of_file), '1')
^  Fail: (207) [user] is_delimiter('1')
   Call: (207) [system] ')'=='1'
   Fail: (207) [system] ')'=='1'
   Call: (207) [system] get_char((0x55fbb4538270), '1')
   Exit: (207) [system] get_char((0x55fbb4538270), '1')
   Call: (207) [system] '1'=(\)
   Fail: (207) [system] '1'=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1710010)
   Call: (208) [system] peek_char((0x55fbb4538270), _1710944)
   Exit: (208) [system] peek_char((0x55fbb4538270), ')')
^  Call: (208) [user] is_delimiter(')')
   Call: (209) [system] char_type(')', space)
   Fail: (209) [system] char_type(')', space)
   Call: (209) [system] arg(_1715664, v('(', ')', end_of_file), ')')
   Exit: (209) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (208) [user] is_delimiter(')')
   Call: (208) [system] _1710010=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (207) [system] _1696074=['1']
   Exit: (207) [system] ['1']=['1']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), ['1'])
   Call: (206) [system] _1682138=[e, '1']
   Exit: (206) [system] [e, '1']=[e, '1']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, '1'])
   Call: (205) [system] _1668202=[s, e, '1']
   Exit: (205) [system] [s, e, '1']=[s, e, '1']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e, '1'])
   Call: (204) [system] _1654266=[i, s, e, '1']
   Exit: (204) [system] [i, s, e, '1']=[i, s, e, '1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, e, '1'])
   Call: (203) [system] _1640330=[m, i, s, e, '1']
   Exit: (203) [system] [m, i, s, e, '1']=[m, i, s, e, '1']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, i, s, e, '1'])
   Call: (202) [system] _1626394=[e, m, i, s, e, '1']
   Exit: (202) [system] [e, m, i, s, e, '1']=[e, m, i, s, e, '1']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, m, i, s, e, '1'])
   Call: (201) [system] _1612458=[r, e, m, i, s, e, '1']
   Exit: (201) [system] [r, e, m, i, s, e, '1']=[r, e, m, i, s, e, '1']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, e, m, i, s, e, '1'])
   Call: (200) [system] _1598522=[p, r, e, m, i, s, e, '1']
   Exit: (200) [system] [p, r, e, m, i, s, e, '1']=[p, r, e, m, i, s, e, '1']
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, e, m, i, s, e, '1'])
^  Call: (199) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '1'], _1563012)
^  Call: (200) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '1'], _1744452)
   Call: (201) [system] atom_chars(_1745384, ['_', p, r, e, m, i, s, e, '1'])
   Exit: (201) [system] atom_chars('_premise1', ['_', p, r, e, m, i, s, e, '1'])
^  Exit: (200) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '1'], _premise1)
   Call: (200) [system] integer(_premise1)
   Fail: (200) [system] integer(_premise1)
   Call: (200) [system] _1563012=_premise1
   Exit: (200) [system] _premise1=_premise1
^  Exit: (199) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '1'], _premise1)
^  Exit: (198) [user] read_symbolic(')', (0x55fbb4538270), $, _premise1)
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), _premise1)
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _1754676)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1756534)
   Exit: (199) [system] peek_char((0x55fbb4538270), ')')
   Call: (199) [system] ')'=(;)
   Fail: (199) [system] ')'=(;)
   Call: (199) [system] ')'=(/)
   Fail: (199) [system] ')'=(/)
^  Call: (199) [user] is_like_space(')')
   Call: (200) [system] char_type(')', 'white')
   Fail: (200) [system] char_type(')', 'white')
   Call: (200) [system] char_type(')', end_of_line)
   Fail: (200) [system] char_type(')', end_of_line)
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] char_type(')', cntrl)
   Fail: (200) [system] char_type(')', cntrl)
^  Fail: (199) [user] is_like_space(')')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1772544)
   Exit: (198) [system] peek_char((0x55fbb4538270), ')')
   Call: (198) [system] ')'=')'
   Exit: (198) [system] ')'=')'
   Call: (198) [system] get_char((0x55fbb4538270), _1776334)
   Exit: (198) [system] get_char((0x55fbb4538270), ')')
   Call: (198) [system] _1754676=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [])
   Call: (197) [system] _1526352=[_premise1]
   Exit: (197) [system] [_premise1]=[_premise1]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [_premise1])
   Call: (196) [system] _1333360=[_proof1, _premise1]
   Exit: (196) [system] [_proof1, _premise1]=[_proof1, _premise1]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [_proof1, _premise1])
   Call: (195) [system] _1229534=[:, _proof1, _premise1]
   Exit: (195) [system] [:, _proof1, _premise1]=[:, _proof1, _premise1]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [:, _proof1, _premise1])
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), [:, _proof1, _premise1])
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _1790216)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1792074)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _1801668)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1804372)
   Exit: (196) [system] peek_char((0x55fbb4538270), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
   Call: (196) [system] '('=(/)
   Fail: (196) [system] '('=(/)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1821306)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=')'
   Fail: (194) [system] '('=')'
   Call: (194) [system] '('=end_of_file
   Fail: (194) [system] '('=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _1826876)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1828734)
   Exit: (196) [system] peek_char((0x55fbb4538270), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
   Call: (196) [system] '('=(/)
   Fail: (196) [system] '('=(/)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _1844744)
   Exit: (195) [system] get_char((0x55fbb4538270), '(')
   Call: (195) [system] '('='('
   Exit: (195) [system] '('='('
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _1826876)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1850314)
   Exit: (197) [system] peek_char((0x55fbb4538270), s)
   Call: (197) [system] s=(;)
   Fail: (197) [system] s=(;)
   Call: (197) [system] s=(/)
   Fail: (197) [system] s=(/)
^  Call: (197) [user] is_like_space(s)
   Call: (198) [system] char_type(s, 'white')
   Fail: (198) [system] char_type(s, 'white')
   Call: (198) [system] char_type(s, end_of_line)
   Fail: (198) [system] char_type(s, end_of_line)
   Call: (198) [system] char_type(s, space)
   Fail: (198) [system] char_type(s, space)
   Call: (198) [system] char_type(s, cntrl)
   Fail: (198) [system] char_type(s, cntrl)
^  Fail: (197) [user] is_like_space(s)
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1866324)
   Exit: (196) [system] peek_char((0x55fbb4538270), s)
   Call: (196) [system] s=')'
   Fail: (196) [system] s=')'
   Call: (196) [system] s=end_of_file
   Fail: (196) [system] s=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55fbb4538270), _1871894)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1873752)
   Exit: (198) [system] peek_char((0x55fbb4538270), s)
   Call: (198) [system] s=(;)
   Fail: (198) [system] s=(;)
   Call: (198) [system] s=(/)
   Fail: (198) [system] s=(/)
^  Call: (198) [user] is_like_space(s)
   Call: (199) [system] char_type(s, 'white')
   Fail: (199) [system] char_type(s, 'white')
   Call: (199) [system] char_type(s, end_of_line)
   Fail: (199) [system] char_type(s, end_of_line)
   Call: (199) [system] char_type(s, space)
   Fail: (199) [system] char_type(s, space)
   Call: (199) [system] char_type(s, cntrl)
   Fail: (199) [system] char_type(s, cntrl)
^  Fail: (198) [user] is_like_space(s)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] get_char((0x55fbb4538270), _1889762)
   Exit: (197) [system] get_char((0x55fbb4538270), s)
   Call: (197) [system] s='('
   Fail: (197) [system] s='('
   Call: (197) [system] s='['
   Fail: (197) [system] s='['
   Call: (197) [system] s='{'
   Fail: (197) [system] s='{'
   Call: (197) [system] s='"'
   Fail: (197) [system] s='"'
   Call: (197) [system] s=!
   Fail: (197) [system] s=!
   Call: (197) [system] s='\''
   Fail: (197) [system] s='\''
   Call: (197) [system] s='`'
   Fail: (197) [system] s='`'
   Call: (197) [system] s=end_of_file
   Fail: (197) [system] s=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55fbb4538270), s, _1871894)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _1907404)
   Call: (199) [system] peek_char((0x55fbb4538270), _1908338)
   Exit: (199) [system] peek_char((0x55fbb4538270), y)
^  Call: (199) [user] is_delimiter(y)
   Call: (200) [system] char_type(y, space)
   Fail: (200) [system] char_type(y, space)
   Call: (200) [system] arg(_1913058, v('(', ')', end_of_file), y)
   Fail: (200) [system] arg(_1913990, v('(', ')', end_of_file), y)
^  Fail: (199) [user] is_delimiter(y)
   Call: (199) [system] ')'==y
   Fail: (199) [system] ')'==y
   Call: (199) [system] get_char((0x55fbb4538270), y)
   Exit: (199) [system] get_char((0x55fbb4538270), y)
   Call: (199) [system] y=(\)
   Fail: (199) [system] y=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _1921340)
   Call: (200) [system] peek_char((0x55fbb4538270), _1922274)
   Exit: (200) [system] peek_char((0x55fbb4538270), n)
^  Call: (200) [user] is_delimiter(n)
   Call: (201) [system] char_type(n, space)
   Fail: (201) [system] char_type(n, space)
   Call: (201) [system] arg(_1926994, v('(', ')', end_of_file), n)
   Fail: (201) [system] arg(_1927926, v('(', ')', end_of_file), n)
^  Fail: (200) [user] is_delimiter(n)
   Call: (200) [system] ')'==n
   Fail: (200) [system] ')'==n
   Call: (200) [system] get_char((0x55fbb4538270), n)
   Exit: (200) [system] get_char((0x55fbb4538270), n)
   Call: (200) [system] n=(\)
   Fail: (200) [system] n=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _1935276)
   Call: (201) [system] peek_char((0x55fbb4538270), _1936210)
   Exit: (201) [system] peek_char((0x55fbb4538270), t)
^  Call: (201) [user] is_delimiter(t)
   Call: (202) [system] char_type(t, space)
   Fail: (202) [system] char_type(t, space)
   Call: (202) [system] arg(_1940930, v('(', ')', end_of_file), t)
   Fail: (202) [system] arg(_1941862, v('(', ')', end_of_file), t)
^  Fail: (201) [user] is_delimiter(t)
   Call: (201) [system] ')'==t
   Fail: (201) [system] ')'==t
   Call: (201) [system] get_char((0x55fbb4538270), t)
   Exit: (201) [system] get_char((0x55fbb4538270), t)
   Call: (201) [system] t=(\)
   Fail: (201) [system] t=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1949212)
   Call: (202) [system] peek_char((0x55fbb4538270), _1950146)
   Exit: (202) [system] peek_char((0x55fbb4538270), h)
^  Call: (202) [user] is_delimiter(h)
   Call: (203) [system] char_type(h, space)
   Fail: (203) [system] char_type(h, space)
   Call: (203) [system] arg(_1954866, v('(', ')', end_of_file), h)
   Fail: (203) [system] arg(_1955798, v('(', ')', end_of_file), h)
^  Fail: (202) [user] is_delimiter(h)
   Call: (202) [system] ')'==h
   Fail: (202) [system] ')'==h
   Call: (202) [system] get_char((0x55fbb4538270), h)
   Exit: (202) [system] get_char((0x55fbb4538270), h)
   Call: (202) [system] h=(\)
   Fail: (202) [system] h=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1963148)
   Call: (203) [system] peek_char((0x55fbb4538270), _1964082)
   Exit: (203) [system] peek_char((0x55fbb4538270), e)
^  Call: (203) [user] is_delimiter(e)
   Call: (204) [system] char_type(e, space)
   Fail: (204) [system] char_type(e, space)
   Call: (204) [system] arg(_1968802, v('(', ')', end_of_file), e)
   Fail: (204) [system] arg(_1969734, v('(', ')', end_of_file), e)
^  Fail: (203) [user] is_delimiter(e)
   Call: (203) [system] ')'==e
   Fail: (203) [system] ')'==e
   Call: (203) [system] get_char((0x55fbb4538270), e)
   Exit: (203) [system] get_char((0x55fbb4538270), e)
   Call: (203) [system] e=(\)
   Fail: (203) [system] e=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1977084)
   Call: (204) [system] peek_char((0x55fbb4538270), _1978018)
   Exit: (204) [system] peek_char((0x55fbb4538270), s)
^  Call: (204) [user] is_delimiter(s)
   Call: (205) [system] char_type(s, space)
   Fail: (205) [system] char_type(s, space)
   Call: (205) [system] arg(_1982738, v('(', ')', end_of_file), s)
   Fail: (205) [system] arg(_1983670, v('(', ')', end_of_file), s)
^  Fail: (204) [user] is_delimiter(s)
   Call: (204) [system] ')'==s
   Fail: (204) [system] ')'==s
   Call: (204) [system] get_char((0x55fbb4538270), s)
   Exit: (204) [system] get_char((0x55fbb4538270), s)
   Call: (204) [system] s=(\)
   Fail: (204) [system] s=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1991020)
   Call: (205) [system] peek_char((0x55fbb4538270), _1991954)
   Exit: (205) [system] peek_char((0x55fbb4538270), i)
^  Call: (205) [user] is_delimiter(i)
   Call: (206) [system] char_type(i, space)
   Fail: (206) [system] char_type(i, space)
   Call: (206) [system] arg(_1996674, v('(', ')', end_of_file), i)
   Fail: (206) [system] arg(_1997606, v('(', ')', end_of_file), i)
^  Fail: (205) [user] is_delimiter(i)
   Call: (205) [system] ')'==i
   Fail: (205) [system] ')'==i
   Call: (205) [system] get_char((0x55fbb4538270), i)
   Exit: (205) [system] get_char((0x55fbb4538270), i)
   Call: (205) [system] i=(\)
   Fail: (205) [system] i=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _2004956)
   Call: (206) [system] peek_char((0x55fbb4538270), _2005890)
   Exit: (206) [system] peek_char((0x55fbb4538270), z)
^  Call: (206) [user] is_delimiter(z)
   Call: (207) [system] char_type(z, space)
   Fail: (207) [system] char_type(z, space)
   Call: (207) [system] arg(_2010610, v('(', ')', end_of_file), z)
   Fail: (207) [system] arg(_2011542, v('(', ')', end_of_file), z)
^  Fail: (206) [user] is_delimiter(z)
   Call: (206) [system] ')'==z
   Fail: (206) [system] ')'==z
   Call: (206) [system] get_char((0x55fbb4538270), z)
   Exit: (206) [system] get_char((0x55fbb4538270), z)
   Call: (206) [system] z=(\)
   Fail: (206) [system] z=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _2018892)
   Call: (207) [system] peek_char((0x55fbb4538270), _2019826)
   Exit: (207) [system] peek_char((0x55fbb4538270), e)
^  Call: (207) [user] is_delimiter(e)
   Call: (208) [system] char_type(e, space)
   Fail: (208) [system] char_type(e, space)
   Call: (208) [system] arg(_2024546, v('(', ')', end_of_file), e)
   Fail: (208) [system] arg(_2025478, v('(', ')', end_of_file), e)
^  Fail: (207) [user] is_delimiter(e)
   Call: (207) [system] ')'==e
   Fail: (207) [system] ')'==e
   Call: (207) [system] get_char((0x55fbb4538270), e)
   Exit: (207) [system] get_char((0x55fbb4538270), e)
   Call: (207) [system] e=(\)
   Fail: (207) [system] e=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _2032828)
   Call: (208) [system] peek_char((0x55fbb4538270), _2033762)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (208) [user] is_delimiter(' ')
   Call: (209) [system] char_type(' ', space)
   Exit: (209) [system] char_type(' ', space)
^  Exit: (208) [user] is_delimiter(' ')
   Call: (208) [system] _2032828=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (207) [system] _2018892=[e]
   Exit: (207) [system] [e]=[e]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (206) [system] _2004956=[z, e]
   Exit: (206) [system] [z, e]=[z, e]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [z, e])
   Call: (205) [system] _1991020=[i, z, e]
   Exit: (205) [system] [i, z, e]=[i, z, e]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, z, e])
   Call: (204) [system] _1977084=[s, i, z, e]
   Exit: (204) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, i, z, e])
   Call: (203) [system] _1963148=[e, s, i, z, e]
   Exit: (203) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, s, i, z, e])
   Call: (202) [system] _1949212=[h, e, s, i, z, e]
   Exit: (202) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [h, e, s, i, z, e])
   Call: (201) [system] _1935276=[t, h, e, s, i, z, e]
   Exit: (201) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, h, e, s, i, z, e])
   Call: (200) [system] _1921340=[n, t, h, e, s, i, z, e]
   Exit: (200) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, h, e, s, i, z, e])
   Call: (199) [system] _1907404=[y, n, t, h, e, s, i, z, e]
   Exit: (199) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [y, n, t, h, e, s, i, z, e])
^  Call: (198) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], _1871894)
^  Call: (199) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], _2068192)
^  Call: (201) [system] setup_call_cleanup('$notrace'(_2069144, _2069146), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _2068192), _2069126, fail)), '$restore_trace'(_2069144, _2069146))
^  Call: (202) [system] sig_atomic(system:'$notrace'(_2069144, _2069146))
^  Exit: (201) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _2069126, fail)), system:'$restore_trace'(3, -1))
   Call: (200) [system] atomic(synthesize)
   Exit: (200) [system] atomic(synthesize)
^  Exit: (199) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], synthesize)
   Call: (199) [system] integer(synthesize)
   Fail: (199) [system] integer(synthesize)
   Call: (199) [system] _1871894=synthesize
   Exit: (199) [system] synthesize=synthesize
^  Exit: (198) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (197) [user] read_symbolic(')', (0x55fbb4538270), s, synthesize)
^  Exit: (196) [user] cont_sexpr(')', (0x55fbb4538270), synthesize)
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _2081272)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _2083130)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _2092724)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _2095428)
   Exit: (199) [system] peek_char((0x55fbb4538270), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
   Call: (199) [system] '('=(/)
   Fail: (199) [system] '('=(/)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _19258)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=')'
   Fail: (197) [system] '('=')'
   Call: (197) [system] '('=end_of_file
   Fail: (197) [system] '('=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _24828)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _26686)
   Exit: (199) [system] peek_char((0x55fbb4538270), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
   Call: (199) [system] '('=(/)
   Fail: (199) [system] '('=(/)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _42696)
   Exit: (198) [system] get_char((0x55fbb4538270), '(')
   Call: (198) [system] '('='('
   Exit: (198) [system] '('='('
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _24828)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _48266)
   Exit: (200) [system] peek_char((0x55fbb4538270), :)
   Call: (200) [system] (:)=(;)
   Fail: (200) [system] (:)=(;)
   Call: (200) [system] (:)=(/)
   Fail: (200) [system] (:)=(/)
^  Call: (200) [user] is_like_space(:)
   Call: (201) [system] char_type(:, 'white')
   Fail: (201) [system] char_type(:, 'white')
   Call: (201) [system] char_type(:, end_of_line)
   Fail: (201) [system] char_type(:, end_of_line)
   Call: (201) [system] char_type(:, space)
   Fail: (201) [system] char_type(:, space)
   Call: (201) [system] char_type(:, cntrl)
   Fail: (201) [system] char_type(:, cntrl)
^  Fail: (200) [user] is_like_space(:)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _64276)
   Exit: (199) [system] peek_char((0x55fbb4538270), :)
   Call: (199) [system] (:)=')'
   Fail: (199) [system] (:)=')'
   Call: (199) [system] (:)=end_of_file
   Fail: (199) [system] (:)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _69846)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _71704)
   Exit: (201) [system] peek_char((0x55fbb4538270), :)
   Call: (201) [system] (:)=(;)
   Fail: (201) [system] (:)=(;)
   Call: (201) [system] (:)=(/)
   Fail: (201) [system] (:)=(/)
^  Call: (201) [user] is_like_space(:)
   Call: (202) [system] char_type(:, 'white')
   Fail: (202) [system] char_type(:, 'white')
   Call: (202) [system] char_type(:, end_of_line)
   Fail: (202) [system] char_type(:, end_of_line)
   Call: (202) [system] char_type(:, space)
   Fail: (202) [system] char_type(:, space)
   Call: (202) [system] char_type(:, cntrl)
   Fail: (202) [system] char_type(:, cntrl)
^  Fail: (201) [user] is_like_space(:)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _87714)
   Exit: (200) [system] get_char((0x55fbb4538270), :)
   Call: (200) [system] (:)='('
   Fail: (200) [system] (:)='('
   Call: (200) [system] (:)='['
   Fail: (200) [system] (:)='['
   Call: (200) [system] (:)='{'
   Fail: (200) [system] (:)='{'
   Call: (200) [system] (:)='"'
   Fail: (200) [system] (:)='"'
   Call: (200) [system] (:)=!
   Fail: (200) [system] (:)=!
   Call: (200) [system] (:)='\''
   Fail: (200) [system] (:)='\''
   Call: (200) [system] (:)='`'
   Fail: (200) [system] (:)='`'
   Call: (200) [system] (:)=end_of_file
   Fail: (200) [system] (:)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55fbb4538270), :, _69846)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _105356)
   Call: (202) [system] peek_char((0x55fbb4538270), _106290)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (202) [user] is_delimiter(' ')
   Call: (203) [system] char_type(' ', space)
   Exit: (203) [system] char_type(' ', space)
^  Exit: (202) [user] is_delimiter(' ')
   Call: (202) [system] _105356=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (201) [user] classify_and_convert_charseq([:], _69846)
^  Call: (202) [user] classify_and_convert_charseq_([:], _115574)
^  Call: (204) [system] setup_call_cleanup('$notrace'(_116526, _116528), once(user:catch(read_from_chars([:], _115574), _116508, fail)), '$restore_trace'(_116526, _116528))
^  Call: (205) [system] sig_atomic(system:'$notrace'(_116526, _116528))
^  Exit: (204) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _116508, fail)), system:'$restore_trace'(3, -1))
   Call: (203) [system] atomic(:)
   Exit: (203) [system] atomic(:)
^  Exit: (202) [user] classify_and_convert_charseq_([:], :)
   Call: (202) [system] integer(:)
   Fail: (202) [system] integer(:)
   Call: (202) [system] _69846=(:)
   Exit: (202) [system] (:)=(:)
^  Exit: (201) [user] classify_and_convert_charseq([:], :)
^  Exit: (200) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _128654)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _130512)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _140106)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _142810)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _159744)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _165314)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _167172)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _183182)
   Exit: (201) [system] get_char((0x55fbb4538270), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _165314)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _200824)
   Call: (203) [system] peek_char((0x55fbb4538270), _201758)
   Exit: (203) [system] peek_char((0x55fbb4538270), p)
^  Call: (203) [user] is_delimiter(p)
   Call: (204) [system] char_type(p, space)
   Fail: (204) [system] char_type(p, space)
   Call: (204) [system] arg(_206478, v('(', ')', end_of_file), p)
   Fail: (204) [system] arg(_207410, v('(', ')', end_of_file), p)
^  Fail: (203) [user] is_delimiter(p)
   Call: (203) [system] ')'==p
   Fail: (203) [system] ')'==p
   Call: (203) [system] get_char((0x55fbb4538270), p)
   Exit: (203) [system] get_char((0x55fbb4538270), p)
   Call: (203) [system] p=(\)
   Fail: (203) [system] p=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _214760)
   Call: (204) [system] peek_char((0x55fbb4538270), _215694)
   Exit: (204) [system] peek_char((0x55fbb4538270), r)
^  Call: (204) [user] is_delimiter(r)
   Call: (205) [system] char_type(r, space)
   Fail: (205) [system] char_type(r, space)
   Call: (205) [system] arg(_220414, v('(', ')', end_of_file), r)
   Fail: (205) [system] arg(_221346, v('(', ')', end_of_file), r)
^  Fail: (204) [user] is_delimiter(r)
   Call: (204) [system] ')'==r
   Fail: (204) [system] ')'==r
   Call: (204) [system] get_char((0x55fbb4538270), r)
   Exit: (204) [system] get_char((0x55fbb4538270), r)
   Call: (204) [system] r=(\)
   Fail: (204) [system] r=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _228696)
   Call: (205) [system] peek_char((0x55fbb4538270), _229630)
   Exit: (205) [system] peek_char((0x55fbb4538270), o)
^  Call: (205) [user] is_delimiter(o)
   Call: (206) [system] char_type(o, space)
   Fail: (206) [system] char_type(o, space)
   Call: (206) [system] arg(_234350, v('(', ')', end_of_file), o)
   Fail: (206) [system] arg(_235282, v('(', ')', end_of_file), o)
^  Fail: (205) [user] is_delimiter(o)
   Call: (205) [system] ')'==o
   Fail: (205) [system] ')'==o
   Call: (205) [system] get_char((0x55fbb4538270), o)
   Exit: (205) [system] get_char((0x55fbb4538270), o)
   Call: (205) [system] o=(\)
   Fail: (205) [system] o=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _242632)
   Call: (206) [system] peek_char((0x55fbb4538270), _243566)
   Exit: (206) [system] peek_char((0x55fbb4538270), o)
^  Call: (206) [user] is_delimiter(o)
   Call: (207) [system] char_type(o, space)
   Fail: (207) [system] char_type(o, space)
   Call: (207) [system] arg(_248286, v('(', ')', end_of_file), o)
   Fail: (207) [system] arg(_249218, v('(', ')', end_of_file), o)
^  Fail: (206) [user] is_delimiter(o)
   Call: (206) [system] ')'==o
   Fail: (206) [system] ')'==o
   Call: (206) [system] get_char((0x55fbb4538270), o)
   Exit: (206) [system] get_char((0x55fbb4538270), o)
   Call: (206) [system] o=(\)
   Fail: (206) [system] o=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _256568)
   Call: (207) [system] peek_char((0x55fbb4538270), _257502)
   Exit: (207) [system] peek_char((0x55fbb4538270), f)
^  Call: (207) [user] is_delimiter(f)
   Call: (208) [system] char_type(f, space)
   Fail: (208) [system] char_type(f, space)
   Call: (208) [system] arg(_262222, v('(', ')', end_of_file), f)
   Fail: (208) [system] arg(_263154, v('(', ')', end_of_file), f)
^  Fail: (207) [user] is_delimiter(f)
   Call: (207) [system] ')'==f
   Fail: (207) [system] ')'==f
   Call: (207) [system] get_char((0x55fbb4538270), f)
   Exit: (207) [system] get_char((0x55fbb4538270), f)
   Call: (207) [system] f=(\)
   Fail: (207) [system] f=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _270504)
   Call: (208) [system] peek_char((0x55fbb4538270), _271438)
   Exit: (208) [system] peek_char((0x55fbb4538270), '1')
^  Call: (208) [user] is_delimiter('1')
   Call: (209) [system] char_type('1', space)
   Fail: (209) [system] char_type('1', space)
   Call: (209) [system] arg(_276158, v('(', ')', end_of_file), '1')
   Fail: (209) [system] arg(_277090, v('(', ')', end_of_file), '1')
^  Fail: (208) [user] is_delimiter('1')
   Call: (208) [system] ')'=='1'
   Fail: (208) [system] ')'=='1'
   Call: (208) [system] get_char((0x55fbb4538270), '1')
   Exit: (208) [system] get_char((0x55fbb4538270), '1')
   Call: (208) [system] '1'=(\)
   Fail: (208) [system] '1'=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _284440)
   Call: (209) [system] peek_char((0x55fbb4538270), _285374)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _284440=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (208) [system] _270504=['1']
   Exit: (208) [system] ['1']=['1']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), ['1'])
   Call: (207) [system] _256568=[f, '1']
   Exit: (207) [system] [f, '1']=[f, '1']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [f, '1'])
   Call: (206) [system] _242632=[o, f, '1']
   Exit: (206) [system] [o, f, '1']=[o, f, '1']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, f, '1'])
   Call: (205) [system] _228696=[o, o, f, '1']
   Exit: (205) [system] [o, o, f, '1']=[o, o, f, '1']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, o, f, '1'])
   Call: (204) [system] _214760=[r, o, o, f, '1']
   Exit: (204) [system] [r, o, o, f, '1']=[r, o, o, f, '1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, o, f, '1'])
   Call: (203) [system] _200824=[p, r, o, o, f, '1']
   Exit: (203) [system] [p, r, o, o, f, '1']=[p, r, o, o, f, '1']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, o, o, f, '1'])
^  Call: (202) [user] classify_and_convert_charseq([$, p, r, o, o, f, '1'], _165314)
^  Call: (203) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '1'], _311422)
   Call: (204) [system] atom_chars(_312354, ['_', p, r, o, o, f, '1'])
   Exit: (204) [system] atom_chars('_proof1', ['_', p, r, o, o, f, '1'])
^  Exit: (203) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '1'], _proof1)
   Call: (203) [system] integer(_proof1)
   Fail: (203) [system] integer(_proof1)
   Call: (203) [system] _165314=_proof1
   Exit: (203) [system] _proof1=_proof1
^  Exit: (202) [user] classify_and_convert_charseq([$, p, r, o, o, f, '1'], _proof1)
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _proof1)
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), _proof1)
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _321646)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _323504)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _333098)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _335802)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _352736)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _358306)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _360164)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _376174)
   Exit: (202) [system] get_char((0x55fbb4538270), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _358306)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _393816)
   Call: (204) [system] peek_char((0x55fbb4538270), _394750)
   Exit: (204) [system] peek_char((0x55fbb4538270), p)
^  Call: (204) [user] is_delimiter(p)
   Call: (205) [system] char_type(p, space)
   Fail: (205) [system] char_type(p, space)
   Call: (205) [system] arg(_399470, v('(', ')', end_of_file), p)
   Fail: (205) [system] arg(_400402, v('(', ')', end_of_file), p)
^  Fail: (204) [user] is_delimiter(p)
   Call: (204) [system] ')'==p
   Fail: (204) [system] ')'==p
   Call: (204) [system] get_char((0x55fbb4538270), p)
   Exit: (204) [system] get_char((0x55fbb4538270), p)
   Call: (204) [system] p=(\)
   Fail: (204) [system] p=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _407752)
   Call: (205) [system] peek_char((0x55fbb4538270), _408686)
   Exit: (205) [system] peek_char((0x55fbb4538270), r)
^  Call: (205) [user] is_delimiter(r)
   Call: (206) [system] char_type(r, space)
   Fail: (206) [system] char_type(r, space)
   Call: (206) [system] arg(_413406, v('(', ')', end_of_file), r)
   Fail: (206) [system] arg(_414338, v('(', ')', end_of_file), r)
^  Fail: (205) [user] is_delimiter(r)
   Call: (205) [system] ')'==r
   Fail: (205) [system] ')'==r
   Call: (205) [system] get_char((0x55fbb4538270), r)
   Exit: (205) [system] get_char((0x55fbb4538270), r)
   Call: (205) [system] r=(\)
   Fail: (205) [system] r=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _421688)
   Call: (206) [system] peek_char((0x55fbb4538270), _422622)
   Exit: (206) [system] peek_char((0x55fbb4538270), e)
^  Call: (206) [user] is_delimiter(e)
   Call: (207) [system] char_type(e, space)
   Fail: (207) [system] char_type(e, space)
   Call: (207) [system] arg(_427342, v('(', ')', end_of_file), e)
   Fail: (207) [system] arg(_428274, v('(', ')', end_of_file), e)
^  Fail: (206) [user] is_delimiter(e)
   Call: (206) [system] ')'==e
   Fail: (206) [system] ')'==e
   Call: (206) [system] get_char((0x55fbb4538270), e)
   Exit: (206) [system] get_char((0x55fbb4538270), e)
   Call: (206) [system] e=(\)
   Fail: (206) [system] e=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _435624)
   Call: (207) [system] peek_char((0x55fbb4538270), _436558)
   Exit: (207) [system] peek_char((0x55fbb4538270), m)
^  Call: (207) [user] is_delimiter(m)
   Call: (208) [system] char_type(m, space)
   Fail: (208) [system] char_type(m, space)
   Call: (208) [system] arg(_441278, v('(', ')', end_of_file), m)
   Fail: (208) [system] arg(_442210, v('(', ')', end_of_file), m)
^  Fail: (207) [user] is_delimiter(m)
   Call: (207) [system] ')'==m
   Fail: (207) [system] ')'==m
   Call: (207) [system] get_char((0x55fbb4538270), m)
   Exit: (207) [system] get_char((0x55fbb4538270), m)
   Call: (207) [system] m=(\)
   Fail: (207) [system] m=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _449560)
   Call: (208) [system] peek_char((0x55fbb4538270), _450494)
   Exit: (208) [system] peek_char((0x55fbb4538270), i)
^  Call: (208) [user] is_delimiter(i)
   Call: (209) [system] char_type(i, space)
   Fail: (209) [system] char_type(i, space)
   Call: (209) [system] arg(_455214, v('(', ')', end_of_file), i)
   Fail: (209) [system] arg(_456146, v('(', ')', end_of_file), i)
^  Fail: (208) [user] is_delimiter(i)
   Call: (208) [system] ')'==i
   Fail: (208) [system] ')'==i
   Call: (208) [system] get_char((0x55fbb4538270), i)
   Exit: (208) [system] get_char((0x55fbb4538270), i)
   Call: (208) [system] i=(\)
   Fail: (208) [system] i=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _463496)
   Call: (209) [system] peek_char((0x55fbb4538270), _464430)
   Exit: (209) [system] peek_char((0x55fbb4538270), s)
^  Call: (209) [user] is_delimiter(s)
   Call: (210) [system] char_type(s, space)
   Fail: (210) [system] char_type(s, space)
   Call: (210) [system] arg(_469150, v('(', ')', end_of_file), s)
   Fail: (210) [system] arg(_470082, v('(', ')', end_of_file), s)
^  Fail: (209) [user] is_delimiter(s)
   Call: (209) [system] ')'==s
   Fail: (209) [system] ')'==s
   Call: (209) [system] get_char((0x55fbb4538270), s)
   Exit: (209) [system] get_char((0x55fbb4538270), s)
   Call: (209) [system] s=(\)
   Fail: (209) [system] s=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _477432)
   Call: (210) [system] peek_char((0x55fbb4538270), _478366)
   Exit: (210) [system] peek_char((0x55fbb4538270), e)
^  Call: (210) [user] is_delimiter(e)
   Call: (211) [system] char_type(e, space)
   Fail: (211) [system] char_type(e, space)
   Call: (211) [system] arg(_483086, v('(', ')', end_of_file), e)
   Fail: (211) [system] arg(_484018, v('(', ')', end_of_file), e)
^  Fail: (210) [user] is_delimiter(e)
   Call: (210) [system] ')'==e
   Fail: (210) [system] ')'==e
   Call: (210) [system] get_char((0x55fbb4538270), e)
   Exit: (210) [system] get_char((0x55fbb4538270), e)
   Call: (210) [system] e=(\)
   Fail: (210) [system] e=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _491368)
   Call: (211) [system] peek_char((0x55fbb4538270), _492302)
   Exit: (211) [system] peek_char((0x55fbb4538270), '1')
^  Call: (211) [user] is_delimiter('1')
   Call: (212) [system] char_type('1', space)
   Fail: (212) [system] char_type('1', space)
   Call: (212) [system] arg(_497022, v('(', ')', end_of_file), '1')
   Fail: (212) [system] arg(_497954, v('(', ')', end_of_file), '1')
^  Fail: (211) [user] is_delimiter('1')
   Call: (211) [system] ')'=='1'
   Fail: (211) [system] ')'=='1'
   Call: (211) [system] get_char((0x55fbb4538270), '1')
   Exit: (211) [system] get_char((0x55fbb4538270), '1')
   Call: (211) [system] '1'=(\)
   Fail: (211) [system] '1'=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _505304)
   Call: (212) [system] peek_char((0x55fbb4538270), _506238)
   Exit: (212) [system] peek_char((0x55fbb4538270), ')')
^  Call: (212) [user] is_delimiter(')')
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] arg(_510958, v('(', ')', end_of_file), ')')
   Exit: (213) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (212) [user] is_delimiter(')')
   Call: (212) [system] _505304=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (211) [system] _491368=['1']
   Exit: (211) [system] ['1']=['1']
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), ['1'])
   Call: (210) [system] _477432=[e, '1']
   Exit: (210) [system] [e, '1']=[e, '1']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, '1'])
   Call: (209) [system] _463496=[s, e, '1']
   Exit: (209) [system] [s, e, '1']=[s, e, '1']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e, '1'])
   Call: (208) [system] _449560=[i, s, e, '1']
   Exit: (208) [system] [i, s, e, '1']=[i, s, e, '1']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, e, '1'])
   Call: (207) [system] _435624=[m, i, s, e, '1']
   Exit: (207) [system] [m, i, s, e, '1']=[m, i, s, e, '1']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, i, s, e, '1'])
   Call: (206) [system] _421688=[e, m, i, s, e, '1']
   Exit: (206) [system] [e, m, i, s, e, '1']=[e, m, i, s, e, '1']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, m, i, s, e, '1'])
   Call: (205) [system] _407752=[r, e, m, i, s, e, '1']
   Exit: (205) [system] [r, e, m, i, s, e, '1']=[r, e, m, i, s, e, '1']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, e, m, i, s, e, '1'])
   Call: (204) [system] _393816=[p, r, e, m, i, s, e, '1']
   Exit: (204) [system] [p, r, e, m, i, s, e, '1']=[p, r, e, m, i, s, e, '1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, e, m, i, s, e, '1'])
^  Call: (203) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '1'], _358306)
^  Call: (204) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '1'], _539746)
   Call: (205) [system] atom_chars(_540678, ['_', p, r, e, m, i, s, e, '1'])
   Exit: (205) [system] atom_chars('_premise1', ['_', p, r, e, m, i, s, e, '1'])
^  Exit: (204) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '1'], _premise1)
   Call: (204) [system] integer(_premise1)
   Fail: (204) [system] integer(_premise1)
   Call: (204) [system] _358306=_premise1
   Exit: (204) [system] _premise1=_premise1
^  Exit: (203) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '1'], _premise1)
^  Exit: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _premise1)
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), _premise1)
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _549970)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _551828)
   Exit: (203) [system] peek_char((0x55fbb4538270), ')')
   Call: (203) [system] ')'=(;)
   Fail: (203) [system] ')'=(;)
   Call: (203) [system] ')'=(/)
   Fail: (203) [system] ')'=(/)
^  Call: (203) [user] is_like_space(')')
   Call: (204) [system] char_type(')', 'white')
   Fail: (204) [system] char_type(')', 'white')
   Call: (204) [system] char_type(')', end_of_line)
   Fail: (204) [system] char_type(')', end_of_line)
   Call: (204) [system] char_type(')', space)
   Fail: (204) [system] char_type(')', space)
   Call: (204) [system] char_type(')', cntrl)
   Fail: (204) [system] char_type(')', cntrl)
^  Fail: (203) [user] is_like_space(')')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _567838)
   Exit: (202) [system] peek_char((0x55fbb4538270), ')')
   Call: (202) [system] ')'=')'
   Exit: (202) [system] ')'=')'
   Call: (202) [system] get_char((0x55fbb4538270), _571628)
   Exit: (202) [system] get_char((0x55fbb4538270), ')')
   Call: (202) [system] _549970=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [])
   Call: (201) [system] _321646=[_premise1]
   Exit: (201) [system] [_premise1]=[_premise1]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [_premise1])
   Call: (200) [system] _128654=[_proof1, _premise1]
   Exit: (200) [system] [_proof1, _premise1]=[_proof1, _premise1]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [_proof1, _premise1])
   Call: (199) [system] _24828=[:, _proof1, _premise1]
   Exit: (199) [system] [:, _proof1, _premise1]=[:, _proof1, _premise1]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [:, _proof1, _premise1])
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), [:, _proof1, _premise1])
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _585510)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _587368)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _596962)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _599666)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
   Call: (200) [system] ($)=(/)
   Fail: (200) [system] ($)=(/)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _616600)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=')'
   Fail: (198) [system] ($)=')'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _622170)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _624028)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
   Call: (200) [system] ($)=(/)
   Fail: (200) [system] ($)=(/)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _640038)
   Exit: (199) [system] get_char((0x55fbb4538270), $)
   Call: (199) [system] ($)='('
   Fail: (199) [system] ($)='('
   Call: (199) [system] ($)='['
   Fail: (199) [system] ($)='['
   Call: (199) [system] ($)='{'
   Fail: (199) [system] ($)='{'
   Call: (199) [system] ($)='"'
   Fail: (199) [system] ($)='"'
   Call: (199) [system] ($)=!
   Fail: (199) [system] ($)=!
   Call: (199) [system] ($)='\''
   Fail: (199) [system] ($)='\''
   Call: (199) [system] ($)='`'
   Fail: (199) [system] ($)='`'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55fbb4538270), $, _622170)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _657680)
   Call: (201) [system] peek_char((0x55fbb4538270), _658614)
   Exit: (201) [system] peek_char((0x55fbb4538270), k)
^  Call: (201) [user] is_delimiter(k)
   Call: (202) [system] char_type(k, space)
   Fail: (202) [system] char_type(k, space)
   Call: (202) [system] arg(_663334, v('(', ')', end_of_file), k)
   Fail: (202) [system] arg(_664266, v('(', ')', end_of_file), k)
^  Fail: (201) [user] is_delimiter(k)
   Call: (201) [system] ')'==k
   Fail: (201) [system] ')'==k
   Call: (201) [system] get_char((0x55fbb4538270), k)
   Exit: (201) [system] get_char((0x55fbb4538270), k)
   Call: (201) [system] k=(\)
   Fail: (201) [system] k=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _671616)
   Call: (202) [system] peek_char((0x55fbb4538270), _672550)
   Exit: (202) [system] peek_char((0x55fbb4538270), b)
^  Call: (202) [user] is_delimiter(b)
   Call: (203) [system] char_type(b, space)
   Fail: (203) [system] char_type(b, space)
   Call: (203) [system] arg(_677270, v('(', ')', end_of_file), b)
   Fail: (203) [system] arg(_678202, v('(', ')', end_of_file), b)
^  Fail: (202) [user] is_delimiter(b)
   Call: (202) [system] ')'==b
   Fail: (202) [system] ')'==b
   Call: (202) [system] get_char((0x55fbb4538270), b)
   Exit: (202) [system] get_char((0x55fbb4538270), b)
   Call: (202) [system] b=(\)
   Fail: (202) [system] b=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _685552)
   Call: (203) [system] peek_char((0x55fbb4538270), _686486)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (203) [user] is_delimiter(' ')
   Call: (204) [system] char_type(' ', space)
   Exit: (204) [system] char_type(' ', space)
^  Exit: (203) [user] is_delimiter(' ')
   Call: (203) [system] _685552=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (202) [system] _671616=[b]
   Exit: (202) [system] [b]=[b]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (201) [system] _657680=[k, b]
   Exit: (201) [system] [k, b]=[k, b]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [k, b])
^  Call: (200) [user] classify_and_convert_charseq([$, k, b], _622170)
^  Call: (201) [user] classify_and_convert_charseq_([$, k, b], _701358)
   Call: (202) [system] atom_chars(_702290, ['_', k, b])
   Exit: (202) [system] atom_chars('_kb', ['_', k, b])
^  Exit: (201) [user] classify_and_convert_charseq_([$, k, b], _kb)
   Call: (201) [system] integer(_kb)
   Fail: (201) [system] integer(_kb)
   Call: (201) [system] _622170=_kb
   Exit: (201) [system] _kb=_kb
^  Exit: (200) [user] classify_and_convert_charseq([$, k, b], _kb)
^  Exit: (199) [user] read_symbolic(')', (0x55fbb4538270), $, _kb)
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), _kb)
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _711582)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _713440)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _723034)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _725738)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
   Call: (201) [system] ($)=(/)
   Fail: (201) [system] ($)=(/)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _742672)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=')'
   Fail: (199) [system] ($)=')'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _748242)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _750100)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
   Call: (201) [system] ($)=(/)
   Fail: (201) [system] ($)=(/)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _766110)
   Exit: (200) [system] get_char((0x55fbb4538270), $)
   Call: (200) [system] ($)='('
   Fail: (200) [system] ($)='('
   Call: (200) [system] ($)='['
   Fail: (200) [system] ($)='['
   Call: (200) [system] ($)='{'
   Fail: (200) [system] ($)='{'
   Call: (200) [system] ($)='"'
   Fail: (200) [system] ($)='"'
   Call: (200) [system] ($)=!
   Fail: (200) [system] ($)=!
   Call: (200) [system] ($)='\''
   Fail: (200) [system] ($)='\''
   Call: (200) [system] ($)='`'
   Fail: (200) [system] ($)='`'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55fbb4538270), $, _748242)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _783752)
   Call: (202) [system] peek_char((0x55fbb4538270), _784686)
   Exit: (202) [system] peek_char((0x55fbb4538270), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_789406, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_790338, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55fbb4538270), r)
   Exit: (202) [system] get_char((0x55fbb4538270), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _797688)
   Call: (203) [system] peek_char((0x55fbb4538270), _798622)
   Exit: (203) [system] peek_char((0x55fbb4538270), b)
^  Call: (203) [user] is_delimiter(b)
   Call: (204) [system] char_type(b, space)
   Fail: (204) [system] char_type(b, space)
   Call: (204) [system] arg(_803342, v('(', ')', end_of_file), b)
   Fail: (204) [system] arg(_804274, v('(', ')', end_of_file), b)
^  Fail: (203) [user] is_delimiter(b)
   Call: (203) [system] ')'==b
   Fail: (203) [system] ')'==b
   Call: (203) [system] get_char((0x55fbb4538270), b)
   Exit: (203) [system] get_char((0x55fbb4538270), b)
   Call: (203) [system] b=(\)
   Fail: (203) [system] b=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _811624)
   Call: (204) [system] peek_char((0x55fbb4538270), _812558)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (204) [user] is_delimiter(' ')
   Call: (205) [system] char_type(' ', space)
   Exit: (205) [system] char_type(' ', space)
^  Exit: (204) [user] is_delimiter(' ')
   Call: (204) [system] _811624=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (203) [system] _797688=[b]
   Exit: (203) [system] [b]=[b]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (202) [system] _783752=[r, b]
   Exit: (202) [system] [r, b]=[r, b]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, b])
^  Call: (201) [user] classify_and_convert_charseq([$, r, b], _748242)
^  Call: (202) [user] classify_and_convert_charseq_([$, r, b], _827430)
   Call: (203) [system] atom_chars(_828362, ['_', r, b])
   Exit: (203) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (202) [user] classify_and_convert_charseq_([$, r, b], _rb)
   Call: (202) [system] integer(_rb)
   Fail: (202) [system] integer(_rb)
   Call: (202) [system] _748242=_rb
   Exit: (202) [system] _rb=_rb
^  Exit: (201) [user] classify_and_convert_charseq([$, r, b], _rb)
^  Exit: (200) [user] read_symbolic(')', (0x55fbb4538270), $, _rb)
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), _rb)
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _837654)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _839512)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _849106)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _851810)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _868744)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _874314)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _876172)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _892182)
   Exit: (201) [system] get_char((0x55fbb4538270), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _874314)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _909824)
   Call: (203) [system] peek_char((0x55fbb4538270), _910758)
   Exit: (203) [system] peek_char((0x55fbb4538270), k)
^  Call: (203) [user] is_delimiter(k)
   Call: (204) [system] char_type(k, space)
   Fail: (204) [system] char_type(k, space)
   Call: (204) [system] arg(_915478, v('(', ')', end_of_file), k)
   Fail: (204) [system] arg(_916410, v('(', ')', end_of_file), k)
^  Fail: (203) [user] is_delimiter(k)
   Call: (203) [system] ')'==k
   Fail: (203) [system] ')'==k
   Call: (203) [system] get_char((0x55fbb4538270), k)
   Exit: (203) [system] get_char((0x55fbb4538270), k)
   Call: (203) [system] k=(\)
   Fail: (203) [system] k=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _923760)
   Call: (204) [system] peek_char((0x55fbb4538270), _924694)
   Exit: (204) [system] peek_char((0x55fbb4538270), ')')
^  Call: (204) [user] is_delimiter(')')
   Call: (205) [system] char_type(')', space)
   Fail: (205) [system] char_type(')', space)
   Call: (205) [system] arg(_929414, v('(', ')', end_of_file), ')')
   Exit: (205) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (204) [user] is_delimiter(')')
   Call: (204) [system] _923760=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (203) [system] _909824=[k]
   Exit: (203) [system] [k]=[k]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
^  Call: (202) [user] classify_and_convert_charseq([$, k], _874314)
^  Call: (203) [user] classify_and_convert_charseq_([$, k], _938644)
   Call: (204) [system] atom_chars(_939576, ['_', k])
   Exit: (204) [system] atom_chars('_k', ['_', k])
^  Exit: (203) [user] classify_and_convert_charseq_([$, k], _k)
   Call: (203) [system] integer(_k)
   Fail: (203) [system] integer(_k)
   Call: (203) [system] _874314=_k
   Exit: (203) [system] _k=_k
^  Exit: (202) [user] classify_and_convert_charseq([$, k], _k)
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _k)
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), _k)
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _948868)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _950726)
   Exit: (202) [system] peek_char((0x55fbb4538270), ')')
   Call: (202) [system] ')'=(;)
   Fail: (202) [system] ')'=(;)
   Call: (202) [system] ')'=(/)
   Fail: (202) [system] ')'=(/)
^  Call: (202) [user] is_like_space(')')
   Call: (203) [system] char_type(')', 'white')
   Fail: (203) [system] char_type(')', 'white')
   Call: (203) [system] char_type(')', end_of_line)
   Fail: (203) [system] char_type(')', end_of_line)
   Call: (203) [system] char_type(')', space)
   Fail: (203) [system] char_type(')', space)
   Call: (203) [system] char_type(')', cntrl)
   Fail: (203) [system] char_type(')', cntrl)
^  Fail: (202) [user] is_like_space(')')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _966736)
   Exit: (201) [system] peek_char((0x55fbb4538270), ')')
   Call: (201) [system] ')'=')'
   Exit: (201) [system] ')'=')'
   Call: (201) [system] get_char((0x55fbb4538270), _970526)
   Exit: (201) [system] get_char((0x55fbb4538270), ')')
   Call: (201) [system] _948868=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [])
   Call: (200) [system] _837654=[_k]
   Exit: (200) [system] [_k]=[_k]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [_k])
   Call: (199) [system] _711582=[_rb, _k]
   Exit: (199) [system] [_rb, _k]=[_rb, _k]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [_rb, _k])
   Call: (198) [system] _585510=[_kb, _rb, _k]
   Exit: (198) [system] [_kb, _rb, _k]=[_kb, _rb, _k]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [_kb, _rb, _k])
   Call: (197) [system] _3648=[[:, _proof1, _premise1], _kb, _rb, _k]
   Exit: (197) [system] [[:, _proof1, _premise1], _kb, _rb, _k]=[[:, _proof1, _premise1], _kb, _rb, _k]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [[:, _proof1, _premise1], _kb, _rb, _k])
   Call: (196) [system] _3640=[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]
   Exit: (196) [system] [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]=[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [synthesize, [:, _proof1, _premise1], _kb, _rb, _k])
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), [synthesize, [:, _proof1, _premise1], _kb, _rb, _k])
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _989996)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _991854)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
   Call: (196) [system] ')'=(;)
   Fail: (196) [system] ')'=(;)
   Call: (196) [system] ')'=(/)
   Fail: (196) [system] ')'=(/)
^  Call: (196) [user] is_like_space(')')
   Call: (197) [system] char_type(')', 'white')
   Fail: (197) [system] char_type(')', 'white')
   Call: (197) [system] char_type(')', end_of_line)
   Fail: (197) [system] char_type(')', end_of_line)
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] char_type(')', cntrl)
   Fail: (197) [system] char_type(')', cntrl)
^  Fail: (196) [user] is_like_space(')')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1007864)
   Exit: (195) [system] peek_char((0x55fbb4538270), ')')
   Call: (195) [system] ')'=')'
   Exit: (195) [system] ')'=')'
   Call: (195) [system] get_char((0x55fbb4538270), _1011654)
   Exit: (195) [system] get_char((0x55fbb4538270), ')')
   Call: (195) [system] _989996=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [])
   Call: (194) [system] _3636=[[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]
   Exit: (194) [system] [[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]=[[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
   Call: (193) [system] _3602=[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]
   Exit: (193) [system] [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]=[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
^  Exit: (191) [user] cont_sexpr(')', (0x55fbb4538270), [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _1022742)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1024600)
   Exit: (193) [system] peek_char((0x55fbb4538270), '\n')
   Call: (193) [system] '\n'=(;)
   Fail: (193) [system] '\n'=(;)
   Call: (193) [system] '\n'=(/)
   Fail: (193) [system] '\n'=(/)
^  Call: (193) [user] is_like_space('\n')
   Call: (194) [system] char_type('\n', 'white')
   Fail: (194) [system] char_type('\n', 'white')
   Call: (194) [system] char_type('\n', end_of_line)
   Exit: (194) [system] char_type('\n', end_of_line)
^  Exit: (193) [user] is_like_space('\n')
   Call: (193) [system] get_char((0x55fbb4538270), _1036050)
   Exit: (193) [system] get_char((0x55fbb4538270), '\n')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1038754)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
   Call: (194) [system] ' '=(/)
   Fail: (194) [system] ' '=(/)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55fbb4538270), _1048348)
   Exit: (194) [system] get_char((0x55fbb4538270), ' ')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1051052)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _1060646)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1063350)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _1072944)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1075648)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _1085242)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1087946)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _1097540)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1100244)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _1109838)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1112542)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _1122136)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1124840)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _1134434)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1137138)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _1146732)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1149436)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
   Call: (203) [system] ' '=(/)
   Fail: (203) [system] ' '=(/)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55fbb4538270), _1159030)
   Exit: (203) [system] get_char((0x55fbb4538270), ' ')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1161734)
   Exit: (204) [system] peek_char((0x55fbb4538270), '(')
   Call: (204) [system] '('=(;)
   Fail: (204) [system] '('=(;)
   Call: (204) [system] '('=(/)
   Fail: (204) [system] '('=(/)
^  Call: (204) [user] is_like_space('(')
   Call: (205) [system] char_type('(', 'white')
   Fail: (205) [system] char_type('(', 'white')
   Call: (205) [system] char_type('(', end_of_line)
   Fail: (205) [system] char_type('(', end_of_line)
   Call: (205) [system] char_type('(', space)
   Fail: (205) [system] char_type('(', space)
   Call: (205) [system] char_type('(', cntrl)
   Fail: (205) [system] char_type('(', cntrl)
^  Fail: (204) [user] is_like_space('(')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1187908)
   Exit: (192) [system] peek_char((0x55fbb4538270), '(')
   Call: (192) [system] '('=')'
   Fail: (192) [system] '('=')'
   Call: (192) [system] '('=end_of_file
   Fail: (192) [system] '('=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _1193478)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1195336)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
   Call: (194) [system] '('=(/)
   Fail: (194) [system] '('=(/)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _1211346)
   Exit: (193) [system] get_char((0x55fbb4538270), '(')
   Call: (193) [system] '('='('
   Exit: (193) [system] '('='('
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _1193478)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1216916)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
   Call: (195) [system] '('=(/)
   Fail: (195) [system] '('=(/)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1232926)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=')'
   Fail: (194) [system] '('=')'
   Call: (194) [system] '('=end_of_file
   Fail: (194) [system] '('=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _1238496)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1240354)
   Exit: (196) [system] peek_char((0x55fbb4538270), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
   Call: (196) [system] '('=(/)
   Fail: (196) [system] '('=(/)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _1256364)
   Exit: (195) [system] get_char((0x55fbb4538270), '(')
   Call: (195) [system] '('='('
   Exit: (195) [system] '('='('
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _1238496)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1261934)
   Exit: (197) [system] peek_char((0x55fbb4538270), :)
   Call: (197) [system] (:)=(;)
   Fail: (197) [system] (:)=(;)
   Call: (197) [system] (:)=(/)
   Fail: (197) [system] (:)=(/)
^  Call: (197) [user] is_like_space(:)
   Call: (198) [system] char_type(:, 'white')
   Fail: (198) [system] char_type(:, 'white')
   Call: (198) [system] char_type(:, end_of_line)
   Fail: (198) [system] char_type(:, end_of_line)
   Call: (198) [system] char_type(:, space)
   Fail: (198) [system] char_type(:, space)
   Call: (198) [system] char_type(:, cntrl)
   Fail: (198) [system] char_type(:, cntrl)
^  Fail: (197) [user] is_like_space(:)
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1277944)
   Exit: (196) [system] peek_char((0x55fbb4538270), :)
   Call: (196) [system] (:)=')'
   Fail: (196) [system] (:)=')'
   Call: (196) [system] (:)=end_of_file
   Fail: (196) [system] (:)=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55fbb4538270), _1283514)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1285372)
   Exit: (198) [system] peek_char((0x55fbb4538270), :)
   Call: (198) [system] (:)=(;)
   Fail: (198) [system] (:)=(;)
   Call: (198) [system] (:)=(/)
   Fail: (198) [system] (:)=(/)
^  Call: (198) [user] is_like_space(:)
   Call: (199) [system] char_type(:, 'white')
   Fail: (199) [system] char_type(:, 'white')
   Call: (199) [system] char_type(:, end_of_line)
   Fail: (199) [system] char_type(:, end_of_line)
   Call: (199) [system] char_type(:, space)
   Fail: (199) [system] char_type(:, space)
   Call: (199) [system] char_type(:, cntrl)
   Fail: (199) [system] char_type(:, cntrl)
^  Fail: (198) [user] is_like_space(:)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] get_char((0x55fbb4538270), _1301382)
   Exit: (197) [system] get_char((0x55fbb4538270), :)
   Call: (197) [system] (:)='('
   Fail: (197) [system] (:)='('
   Call: (197) [system] (:)='['
   Fail: (197) [system] (:)='['
   Call: (197) [system] (:)='{'
   Fail: (197) [system] (:)='{'
   Call: (197) [system] (:)='"'
   Fail: (197) [system] (:)='"'
   Call: (197) [system] (:)=!
   Fail: (197) [system] (:)=!
   Call: (197) [system] (:)='\''
   Fail: (197) [system] (:)='\''
   Call: (197) [system] (:)='`'
   Fail: (197) [system] (:)='`'
   Call: (197) [system] (:)=end_of_file
   Fail: (197) [system] (:)=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55fbb4538270), :, _1283514)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _1319024)
   Call: (199) [system] peek_char((0x55fbb4538270), _1319958)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (199) [user] is_delimiter(' ')
   Call: (200) [system] char_type(' ', space)
   Exit: (200) [system] char_type(' ', space)
^  Exit: (199) [user] is_delimiter(' ')
   Call: (199) [system] _1319024=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (198) [user] classify_and_convert_charseq([:], _1283514)
^  Call: (199) [user] classify_and_convert_charseq_([:], _1329242)
^  Call: (201) [system] setup_call_cleanup('$notrace'(_1330194, _1330196), once(user:catch(read_from_chars([:], _1329242), _1330176, fail)), '$restore_trace'(_1330194, _1330196))
^  Call: (202) [system] sig_atomic(system:'$notrace'(_1330194, _1330196))
^  Exit: (201) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1330176, fail)), system:'$restore_trace'(3, -1))
   Call: (200) [system] atomic(:)
   Exit: (200) [system] atomic(:)
^  Exit: (199) [user] classify_and_convert_charseq_([:], :)
   Call: (199) [system] integer(:)
   Fail: (199) [system] integer(:)
   Call: (199) [system] _1283514=(:)
   Exit: (199) [system] (:)=(:)
^  Exit: (198) [user] classify_and_convert_charseq([:], :)
^  Exit: (197) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (196) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _1342322)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1344180)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _1353774)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1356478)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
   Call: (199) [system] ($)=(/)
   Fail: (199) [system] ($)=(/)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1373412)
   Exit: (197) [system] peek_char((0x55fbb4538270), $)
   Call: (197) [system] ($)=')'
   Fail: (197) [system] ($)=')'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _1378982)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1380840)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
   Call: (199) [system] ($)=(/)
   Fail: (199) [system] ($)=(/)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _1396850)
   Exit: (198) [system] get_char((0x55fbb4538270), $)
   Call: (198) [system] ($)='('
   Fail: (198) [system] ($)='('
   Call: (198) [system] ($)='['
   Fail: (198) [system] ($)='['
   Call: (198) [system] ($)='{'
   Fail: (198) [system] ($)='{'
   Call: (198) [system] ($)='"'
   Fail: (198) [system] ($)='"'
   Call: (198) [system] ($)=!
   Fail: (198) [system] ($)=!
   Call: (198) [system] ($)='\''
   Fail: (198) [system] ($)='\''
   Call: (198) [system] ($)='`'
   Fail: (198) [system] ($)='`'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55fbb4538270), $, _1378982)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _1414492)
   Call: (200) [system] peek_char((0x55fbb4538270), _1415426)
   Exit: (200) [system] peek_char((0x55fbb4538270), p)
^  Call: (200) [user] is_delimiter(p)
   Call: (201) [system] char_type(p, space)
   Fail: (201) [system] char_type(p, space)
   Call: (201) [system] arg(_1420146, v('(', ')', end_of_file), p)
   Fail: (201) [system] arg(_1421078, v('(', ')', end_of_file), p)
^  Fail: (200) [user] is_delimiter(p)
   Call: (200) [system] ')'==p
   Fail: (200) [system] ')'==p
   Call: (200) [system] get_char((0x55fbb4538270), p)
   Exit: (200) [system] get_char((0x55fbb4538270), p)
   Call: (200) [system] p=(\)
   Fail: (200) [system] p=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _1428428)
   Call: (201) [system] peek_char((0x55fbb4538270), _1429362)
   Exit: (201) [system] peek_char((0x55fbb4538270), r)
^  Call: (201) [user] is_delimiter(r)
   Call: (202) [system] char_type(r, space)
   Fail: (202) [system] char_type(r, space)
   Call: (202) [system] arg(_1434082, v('(', ')', end_of_file), r)
   Fail: (202) [system] arg(_1435014, v('(', ')', end_of_file), r)
^  Fail: (201) [user] is_delimiter(r)
   Call: (201) [system] ')'==r
   Fail: (201) [system] ')'==r
   Call: (201) [system] get_char((0x55fbb4538270), r)
   Exit: (201) [system] get_char((0x55fbb4538270), r)
   Call: (201) [system] r=(\)
   Fail: (201) [system] r=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1442364)
   Call: (202) [system] peek_char((0x55fbb4538270), _1443298)
   Exit: (202) [system] peek_char((0x55fbb4538270), o)
^  Call: (202) [user] is_delimiter(o)
   Call: (203) [system] char_type(o, space)
   Fail: (203) [system] char_type(o, space)
   Call: (203) [system] arg(_1448018, v('(', ')', end_of_file), o)
   Fail: (203) [system] arg(_1448950, v('(', ')', end_of_file), o)
^  Fail: (202) [user] is_delimiter(o)
   Call: (202) [system] ')'==o
   Fail: (202) [system] ')'==o
   Call: (202) [system] get_char((0x55fbb4538270), o)
   Exit: (202) [system] get_char((0x55fbb4538270), o)
   Call: (202) [system] o=(\)
   Fail: (202) [system] o=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1456300)
   Call: (203) [system] peek_char((0x55fbb4538270), _1457234)
   Exit: (203) [system] peek_char((0x55fbb4538270), o)
^  Call: (203) [user] is_delimiter(o)
   Call: (204) [system] char_type(o, space)
   Fail: (204) [system] char_type(o, space)
   Call: (204) [system] arg(_1461954, v('(', ')', end_of_file), o)
   Fail: (204) [system] arg(_1462886, v('(', ')', end_of_file), o)
^  Fail: (203) [user] is_delimiter(o)
   Call: (203) [system] ')'==o
   Fail: (203) [system] ')'==o
   Call: (203) [system] get_char((0x55fbb4538270), o)
   Exit: (203) [system] get_char((0x55fbb4538270), o)
   Call: (203) [system] o=(\)
   Fail: (203) [system] o=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1470236)
   Call: (204) [system] peek_char((0x55fbb4538270), _1471170)
   Exit: (204) [system] peek_char((0x55fbb4538270), f)
^  Call: (204) [user] is_delimiter(f)
   Call: (205) [system] char_type(f, space)
   Fail: (205) [system] char_type(f, space)
   Call: (205) [system] arg(_1475890, v('(', ')', end_of_file), f)
   Fail: (205) [system] arg(_1476822, v('(', ')', end_of_file), f)
^  Fail: (204) [user] is_delimiter(f)
   Call: (204) [system] ')'==f
   Fail: (204) [system] ')'==f
   Call: (204) [system] get_char((0x55fbb4538270), f)
   Exit: (204) [system] get_char((0x55fbb4538270), f)
   Call: (204) [system] f=(\)
   Fail: (204) [system] f=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1484172)
   Call: (205) [system] peek_char((0x55fbb4538270), _1485106)
   Exit: (205) [system] peek_char((0x55fbb4538270), '2')
^  Call: (205) [user] is_delimiter('2')
   Call: (206) [system] char_type('2', space)
   Fail: (206) [system] char_type('2', space)
   Call: (206) [system] arg(_1489826, v('(', ')', end_of_file), '2')
   Fail: (206) [system] arg(_1490758, v('(', ')', end_of_file), '2')
^  Fail: (205) [user] is_delimiter('2')
   Call: (205) [system] ')'=='2'
   Fail: (205) [system] ')'=='2'
   Call: (205) [system] get_char((0x55fbb4538270), '2')
   Exit: (205) [system] get_char((0x55fbb4538270), '2')
   Call: (205) [system] '2'=(\)
   Fail: (205) [system] '2'=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1498108)
   Call: (206) [system] peek_char((0x55fbb4538270), _1499042)
   Exit: (206) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (206) [user] is_delimiter(' ')
   Call: (207) [system] char_type(' ', space)
   Exit: (207) [system] char_type(' ', space)
^  Exit: (206) [user] is_delimiter(' ')
   Call: (206) [system] _1498108=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (205) [system] _1484172=['2']
   Exit: (205) [system] ['2']=['2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), ['2'])
   Call: (204) [system] _1470236=[f, '2']
   Exit: (204) [system] [f, '2']=[f, '2']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [f, '2'])
   Call: (203) [system] _1456300=[o, f, '2']
   Exit: (203) [system] [o, f, '2']=[o, f, '2']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, f, '2'])
   Call: (202) [system] _1442364=[o, o, f, '2']
   Exit: (202) [system] [o, o, f, '2']=[o, o, f, '2']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, o, f, '2'])
   Call: (201) [system] _1428428=[r, o, o, f, '2']
   Exit: (201) [system] [r, o, o, f, '2']=[r, o, o, f, '2']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, o, f, '2'])
   Call: (200) [system] _1414492=[p, r, o, o, f, '2']
   Exit: (200) [system] [p, r, o, o, f, '2']=[p, r, o, o, f, '2']
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, o, o, f, '2'])
^  Call: (199) [user] classify_and_convert_charseq([$, p, r, o, o, f, '2'], _1378982)
^  Call: (200) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '2'], _1525090)
   Call: (201) [system] atom_chars(_1526022, ['_', p, r, o, o, f, '2'])
   Exit: (201) [system] atom_chars('_proof2', ['_', p, r, o, o, f, '2'])
^  Exit: (200) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '2'], _proof2)
   Call: (200) [system] integer(_proof2)
   Fail: (200) [system] integer(_proof2)
   Call: (200) [system] _1378982=_proof2
   Exit: (200) [system] _proof2=_proof2
^  Exit: (199) [user] classify_and_convert_charseq([$, p, r, o, o, f, '2'], _proof2)
^  Exit: (198) [user] read_symbolic(')', (0x55fbb4538270), $, _proof2)
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), _proof2)
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _1535314)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1537172)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _1546766)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1549470)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
   Call: (200) [system] ($)=(/)
   Fail: (200) [system] ($)=(/)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1566404)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=')'
   Fail: (198) [system] ($)=')'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _1571974)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1573832)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
   Call: (200) [system] ($)=(/)
   Fail: (200) [system] ($)=(/)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _1589842)
   Exit: (199) [system] get_char((0x55fbb4538270), $)
   Call: (199) [system] ($)='('
   Fail: (199) [system] ($)='('
   Call: (199) [system] ($)='['
   Fail: (199) [system] ($)='['
   Call: (199) [system] ($)='{'
   Fail: (199) [system] ($)='{'
   Call: (199) [system] ($)='"'
   Fail: (199) [system] ($)='"'
   Call: (199) [system] ($)=!
   Fail: (199) [system] ($)=!
   Call: (199) [system] ($)='\''
   Fail: (199) [system] ($)='\''
   Call: (199) [system] ($)='`'
   Fail: (199) [system] ($)='`'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55fbb4538270), $, _1571974)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _1607484)
   Call: (201) [system] peek_char((0x55fbb4538270), _1608418)
   Exit: (201) [system] peek_char((0x55fbb4538270), p)
^  Call: (201) [user] is_delimiter(p)
   Call: (202) [system] char_type(p, space)
   Fail: (202) [system] char_type(p, space)
   Call: (202) [system] arg(_1613138, v('(', ')', end_of_file), p)
   Fail: (202) [system] arg(_1614070, v('(', ')', end_of_file), p)
^  Fail: (201) [user] is_delimiter(p)
   Call: (201) [system] ')'==p
   Fail: (201) [system] ')'==p
   Call: (201) [system] get_char((0x55fbb4538270), p)
   Exit: (201) [system] get_char((0x55fbb4538270), p)
   Call: (201) [system] p=(\)
   Fail: (201) [system] p=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1621420)
   Call: (202) [system] peek_char((0x55fbb4538270), _1622354)
   Exit: (202) [system] peek_char((0x55fbb4538270), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_1627074, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_1628006, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55fbb4538270), r)
   Exit: (202) [system] get_char((0x55fbb4538270), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1635356)
   Call: (203) [system] peek_char((0x55fbb4538270), _1636290)
   Exit: (203) [system] peek_char((0x55fbb4538270), e)
^  Call: (203) [user] is_delimiter(e)
   Call: (204) [system] char_type(e, space)
   Fail: (204) [system] char_type(e, space)
   Call: (204) [system] arg(_1641010, v('(', ')', end_of_file), e)
   Fail: (204) [system] arg(_1641942, v('(', ')', end_of_file), e)
^  Fail: (203) [user] is_delimiter(e)
   Call: (203) [system] ')'==e
   Fail: (203) [system] ')'==e
   Call: (203) [system] get_char((0x55fbb4538270), e)
   Exit: (203) [system] get_char((0x55fbb4538270), e)
   Call: (203) [system] e=(\)
   Fail: (203) [system] e=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1649292)
   Call: (204) [system] peek_char((0x55fbb4538270), _1650226)
   Exit: (204) [system] peek_char((0x55fbb4538270), m)
^  Call: (204) [user] is_delimiter(m)
   Call: (205) [system] char_type(m, space)
   Fail: (205) [system] char_type(m, space)
   Call: (205) [system] arg(_1654946, v('(', ')', end_of_file), m)
   Fail: (205) [system] arg(_1655878, v('(', ')', end_of_file), m)
^  Fail: (204) [user] is_delimiter(m)
   Call: (204) [system] ')'==m
   Fail: (204) [system] ')'==m
   Call: (204) [system] get_char((0x55fbb4538270), m)
   Exit: (204) [system] get_char((0x55fbb4538270), m)
   Call: (204) [system] m=(\)
   Fail: (204) [system] m=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1663228)
   Call: (205) [system] peek_char((0x55fbb4538270), _1664162)
   Exit: (205) [system] peek_char((0x55fbb4538270), i)
^  Call: (205) [user] is_delimiter(i)
   Call: (206) [system] char_type(i, space)
   Fail: (206) [system] char_type(i, space)
   Call: (206) [system] arg(_1668882, v('(', ')', end_of_file), i)
   Fail: (206) [system] arg(_1669814, v('(', ')', end_of_file), i)
^  Fail: (205) [user] is_delimiter(i)
   Call: (205) [system] ')'==i
   Fail: (205) [system] ')'==i
   Call: (205) [system] get_char((0x55fbb4538270), i)
   Exit: (205) [system] get_char((0x55fbb4538270), i)
   Call: (205) [system] i=(\)
   Fail: (205) [system] i=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1677164)
   Call: (206) [system] peek_char((0x55fbb4538270), _1678098)
   Exit: (206) [system] peek_char((0x55fbb4538270), s)
^  Call: (206) [user] is_delimiter(s)
   Call: (207) [system] char_type(s, space)
   Fail: (207) [system] char_type(s, space)
   Call: (207) [system] arg(_1682818, v('(', ')', end_of_file), s)
   Fail: (207) [system] arg(_1683750, v('(', ')', end_of_file), s)
^  Fail: (206) [user] is_delimiter(s)
   Call: (206) [system] ')'==s
   Fail: (206) [system] ')'==s
   Call: (206) [system] get_char((0x55fbb4538270), s)
   Exit: (206) [system] get_char((0x55fbb4538270), s)
   Call: (206) [system] s=(\)
   Fail: (206) [system] s=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1691100)
   Call: (207) [system] peek_char((0x55fbb4538270), _1692034)
   Exit: (207) [system] peek_char((0x55fbb4538270), e)
^  Call: (207) [user] is_delimiter(e)
   Call: (208) [system] char_type(e, space)
   Fail: (208) [system] char_type(e, space)
   Call: (208) [system] arg(_1696754, v('(', ')', end_of_file), e)
   Fail: (208) [system] arg(_1697686, v('(', ')', end_of_file), e)
^  Fail: (207) [user] is_delimiter(e)
   Call: (207) [system] ')'==e
   Fail: (207) [system] ')'==e
   Call: (207) [system] get_char((0x55fbb4538270), e)
   Exit: (207) [system] get_char((0x55fbb4538270), e)
   Call: (207) [system] e=(\)
   Fail: (207) [system] e=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1705036)
   Call: (208) [system] peek_char((0x55fbb4538270), _1705970)
   Exit: (208) [system] peek_char((0x55fbb4538270), '2')
^  Call: (208) [user] is_delimiter('2')
   Call: (209) [system] char_type('2', space)
   Fail: (209) [system] char_type('2', space)
   Call: (209) [system] arg(_1710690, v('(', ')', end_of_file), '2')
   Fail: (209) [system] arg(_1711622, v('(', ')', end_of_file), '2')
^  Fail: (208) [user] is_delimiter('2')
   Call: (208) [system] ')'=='2'
   Fail: (208) [system] ')'=='2'
   Call: (208) [system] get_char((0x55fbb4538270), '2')
   Exit: (208) [system] get_char((0x55fbb4538270), '2')
   Call: (208) [system] '2'=(\)
   Fail: (208) [system] '2'=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1718972)
   Call: (209) [system] peek_char((0x55fbb4538270), _1719906)
   Exit: (209) [system] peek_char((0x55fbb4538270), ')')
^  Call: (209) [user] is_delimiter(')')
   Call: (210) [system] char_type(')', space)
   Fail: (210) [system] char_type(')', space)
   Call: (210) [system] arg(_1724626, v('(', ')', end_of_file), ')')
   Exit: (210) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (209) [user] is_delimiter(')')
   Call: (209) [system] _1718972=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (208) [system] _1705036=['2']
   Exit: (208) [system] ['2']=['2']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), ['2'])
   Call: (207) [system] _1691100=[e, '2']
   Exit: (207) [system] [e, '2']=[e, '2']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, '2'])
   Call: (206) [system] _1677164=[s, e, '2']
   Exit: (206) [system] [s, e, '2']=[s, e, '2']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e, '2'])
   Call: (205) [system] _1663228=[i, s, e, '2']
   Exit: (205) [system] [i, s, e, '2']=[i, s, e, '2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, e, '2'])
   Call: (204) [system] _1649292=[m, i, s, e, '2']
   Exit: (204) [system] [m, i, s, e, '2']=[m, i, s, e, '2']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, i, s, e, '2'])
   Call: (203) [system] _1635356=[e, m, i, s, e, '2']
   Exit: (203) [system] [e, m, i, s, e, '2']=[e, m, i, s, e, '2']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, m, i, s, e, '2'])
   Call: (202) [system] _1621420=[r, e, m, i, s, e, '2']
   Exit: (202) [system] [r, e, m, i, s, e, '2']=[r, e, m, i, s, e, '2']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, e, m, i, s, e, '2'])
   Call: (201) [system] _1607484=[p, r, e, m, i, s, e, '2']
   Exit: (201) [system] [p, r, e, m, i, s, e, '2']=[p, r, e, m, i, s, e, '2']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, e, m, i, s, e, '2'])
^  Call: (200) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '2'], _1571974)
^  Call: (201) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '2'], _1753414)
   Call: (202) [system] atom_chars(_1754346, ['_', p, r, e, m, i, s, e, '2'])
   Exit: (202) [system] atom_chars('_premise2', ['_', p, r, e, m, i, s, e, '2'])
^  Exit: (201) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '2'], _premise2)
   Call: (201) [system] integer(_premise2)
   Fail: (201) [system] integer(_premise2)
   Call: (201) [system] _1571974=_premise2
   Exit: (201) [system] _premise2=_premise2
^  Exit: (200) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '2'], _premise2)
^  Exit: (199) [user] read_symbolic(')', (0x55fbb4538270), $, _premise2)
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), _premise2)
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _1763638)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1765496)
   Exit: (200) [system] peek_char((0x55fbb4538270), ')')
   Call: (200) [system] ')'=(;)
   Fail: (200) [system] ')'=(;)
   Call: (200) [system] ')'=(/)
   Fail: (200) [system] ')'=(/)
^  Call: (200) [user] is_like_space(')')
   Call: (201) [system] char_type(')', 'white')
   Fail: (201) [system] char_type(')', 'white')
   Call: (201) [system] char_type(')', end_of_line)
   Fail: (201) [system] char_type(')', end_of_line)
   Call: (201) [system] char_type(')', space)
   Fail: (201) [system] char_type(')', space)
   Call: (201) [system] char_type(')', cntrl)
   Fail: (201) [system] char_type(')', cntrl)
^  Fail: (200) [user] is_like_space(')')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1781506)
   Exit: (199) [system] peek_char((0x55fbb4538270), ')')
   Call: (199) [system] ')'=')'
   Exit: (199) [system] ')'=')'
   Call: (199) [system] get_char((0x55fbb4538270), _1785296)
   Exit: (199) [system] get_char((0x55fbb4538270), ')')
   Call: (199) [system] _1763638=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [])
   Call: (198) [system] _1535314=[_premise2]
   Exit: (198) [system] [_premise2]=[_premise2]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [_premise2])
   Call: (197) [system] _1342322=[_proof2, _premise2]
   Exit: (197) [system] [_proof2, _premise2]=[_proof2, _premise2]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [_proof2, _premise2])
   Call: (196) [system] _1238496=[:, _proof2, _premise2]
   Exit: (196) [system] [:, _proof2, _premise2]=[:, _proof2, _premise2]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [:, _proof2, _premise2])
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), [:, _proof2, _premise2])
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _1799178)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1801036)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _1810630)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1813334)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
   Call: (197) [system] '('=(/)
   Fail: (197) [system] '('=(/)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1830268)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=')'
   Fail: (195) [system] '('=')'
   Call: (195) [system] '('=end_of_file
   Fail: (195) [system] '('=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _1835838)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1837696)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
   Call: (197) [system] '('=(/)
   Fail: (197) [system] '('=(/)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _1853706)
   Exit: (196) [system] get_char((0x55fbb4538270), '(')
   Call: (196) [system] '('='('
   Exit: (196) [system] '('='('
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _1835838)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1859276)
   Exit: (198) [system] peek_char((0x55fbb4538270), s)
   Call: (198) [system] s=(;)
   Fail: (198) [system] s=(;)
   Call: (198) [system] s=(/)
   Fail: (198) [system] s=(/)
^  Call: (198) [user] is_like_space(s)
   Call: (199) [system] char_type(s, 'white')
   Fail: (199) [system] char_type(s, 'white')
   Call: (199) [system] char_type(s, end_of_line)
   Fail: (199) [system] char_type(s, end_of_line)
   Call: (199) [system] char_type(s, space)
   Fail: (199) [system] char_type(s, space)
   Call: (199) [system] char_type(s, cntrl)
   Fail: (199) [system] char_type(s, cntrl)
^  Fail: (198) [user] is_like_space(s)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1875286)
   Exit: (197) [system] peek_char((0x55fbb4538270), s)
   Call: (197) [system] s=')'
   Fail: (197) [system] s=')'
   Call: (197) [system] s=end_of_file
   Fail: (197) [system] s=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _1880856)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1882714)
   Exit: (199) [system] peek_char((0x55fbb4538270), s)
   Call: (199) [system] s=(;)
   Fail: (199) [system] s=(;)
   Call: (199) [system] s=(/)
   Fail: (199) [system] s=(/)
^  Call: (199) [user] is_like_space(s)
   Call: (200) [system] char_type(s, 'white')
   Fail: (200) [system] char_type(s, 'white')
   Call: (200) [system] char_type(s, end_of_line)
   Fail: (200) [system] char_type(s, end_of_line)
   Call: (200) [system] char_type(s, space)
   Fail: (200) [system] char_type(s, space)
   Call: (200) [system] char_type(s, cntrl)
   Fail: (200) [system] char_type(s, cntrl)
^  Fail: (199) [user] is_like_space(s)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _1898724)
   Exit: (198) [system] get_char((0x55fbb4538270), s)
   Call: (198) [system] s='('
   Fail: (198) [system] s='('
   Call: (198) [system] s='['
   Fail: (198) [system] s='['
   Call: (198) [system] s='{'
   Fail: (198) [system] s='{'
   Call: (198) [system] s='"'
   Fail: (198) [system] s='"'
   Call: (198) [system] s=!
   Fail: (198) [system] s=!
   Call: (198) [system] s='\''
   Fail: (198) [system] s='\''
   Call: (198) [system] s='`'
   Fail: (198) [system] s='`'
   Call: (198) [system] s=end_of_file
   Fail: (198) [system] s=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55fbb4538270), s, _1880856)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _1916366)
   Call: (200) [system] peek_char((0x55fbb4538270), _1917300)
   Exit: (200) [system] peek_char((0x55fbb4538270), y)
^  Call: (200) [user] is_delimiter(y)
   Call: (201) [system] char_type(y, space)
   Fail: (201) [system] char_type(y, space)
   Call: (201) [system] arg(_1922020, v('(', ')', end_of_file), y)
   Fail: (201) [system] arg(_1922952, v('(', ')', end_of_file), y)
^  Fail: (200) [user] is_delimiter(y)
   Call: (200) [system] ')'==y
   Fail: (200) [system] ')'==y
   Call: (200) [system] get_char((0x55fbb4538270), y)
   Exit: (200) [system] get_char((0x55fbb4538270), y)
   Call: (200) [system] y=(\)
   Fail: (200) [system] y=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _1930302)
   Call: (201) [system] peek_char((0x55fbb4538270), _1931236)
   Exit: (201) [system] peek_char((0x55fbb4538270), n)
^  Call: (201) [user] is_delimiter(n)
   Call: (202) [system] char_type(n, space)
   Fail: (202) [system] char_type(n, space)
   Call: (202) [system] arg(_1935956, v('(', ')', end_of_file), n)
   Fail: (202) [system] arg(_1936888, v('(', ')', end_of_file), n)
^  Fail: (201) [user] is_delimiter(n)
   Call: (201) [system] ')'==n
   Fail: (201) [system] ')'==n
   Call: (201) [system] get_char((0x55fbb4538270), n)
   Exit: (201) [system] get_char((0x55fbb4538270), n)
   Call: (201) [system] n=(\)
   Fail: (201) [system] n=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1944238)
   Call: (202) [system] peek_char((0x55fbb4538270), _1945172)
   Exit: (202) [system] peek_char((0x55fbb4538270), t)
^  Call: (202) [user] is_delimiter(t)
   Call: (203) [system] char_type(t, space)
   Fail: (203) [system] char_type(t, space)
   Call: (203) [system] arg(_1949892, v('(', ')', end_of_file), t)
   Fail: (203) [system] arg(_1950824, v('(', ')', end_of_file), t)
^  Fail: (202) [user] is_delimiter(t)
   Call: (202) [system] ')'==t
   Fail: (202) [system] ')'==t
   Call: (202) [system] get_char((0x55fbb4538270), t)
   Exit: (202) [system] get_char((0x55fbb4538270), t)
   Call: (202) [system] t=(\)
   Fail: (202) [system] t=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1958174)
   Call: (203) [system] peek_char((0x55fbb4538270), _1959108)
   Exit: (203) [system] peek_char((0x55fbb4538270), h)
^  Call: (203) [user] is_delimiter(h)
   Call: (204) [system] char_type(h, space)
   Fail: (204) [system] char_type(h, space)
   Call: (204) [system] arg(_1963828, v('(', ')', end_of_file), h)
   Fail: (204) [system] arg(_1964760, v('(', ')', end_of_file), h)
^  Fail: (203) [user] is_delimiter(h)
   Call: (203) [system] ')'==h
   Fail: (203) [system] ')'==h
   Call: (203) [system] get_char((0x55fbb4538270), h)
   Exit: (203) [system] get_char((0x55fbb4538270), h)
   Call: (203) [system] h=(\)
   Fail: (203) [system] h=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1972110)
   Call: (204) [system] peek_char((0x55fbb4538270), _1973044)
   Exit: (204) [system] peek_char((0x55fbb4538270), e)
^  Call: (204) [user] is_delimiter(e)
   Call: (205) [system] char_type(e, space)
   Fail: (205) [system] char_type(e, space)
   Call: (205) [system] arg(_1977764, v('(', ')', end_of_file), e)
   Fail: (205) [system] arg(_1978696, v('(', ')', end_of_file), e)
^  Fail: (204) [user] is_delimiter(e)
   Call: (204) [system] ')'==e
   Fail: (204) [system] ')'==e
   Call: (204) [system] get_char((0x55fbb4538270), e)
   Exit: (204) [system] get_char((0x55fbb4538270), e)
   Call: (204) [system] e=(\)
   Fail: (204) [system] e=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1986046)
   Call: (205) [system] peek_char((0x55fbb4538270), _1986980)
   Exit: (205) [system] peek_char((0x55fbb4538270), s)
^  Call: (205) [user] is_delimiter(s)
   Call: (206) [system] char_type(s, space)
   Fail: (206) [system] char_type(s, space)
   Call: (206) [system] arg(_1991700, v('(', ')', end_of_file), s)
   Fail: (206) [system] arg(_1992632, v('(', ')', end_of_file), s)
^  Fail: (205) [user] is_delimiter(s)
   Call: (205) [system] ')'==s
   Fail: (205) [system] ')'==s
   Call: (205) [system] get_char((0x55fbb4538270), s)
   Exit: (205) [system] get_char((0x55fbb4538270), s)
   Call: (205) [system] s=(\)
   Fail: (205) [system] s=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1999982)
   Call: (206) [system] peek_char((0x55fbb4538270), _2000916)
   Exit: (206) [system] peek_char((0x55fbb4538270), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_2005636, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_2006568, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55fbb4538270), i)
   Exit: (206) [system] get_char((0x55fbb4538270), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _2013918)
   Call: (207) [system] peek_char((0x55fbb4538270), _2014852)
   Exit: (207) [system] peek_char((0x55fbb4538270), z)
^  Call: (207) [user] is_delimiter(z)
   Call: (208) [system] char_type(z, space)
   Fail: (208) [system] char_type(z, space)
   Call: (208) [system] arg(_2019572, v('(', ')', end_of_file), z)
   Fail: (208) [system] arg(_2020504, v('(', ')', end_of_file), z)
^  Fail: (207) [user] is_delimiter(z)
   Call: (207) [system] ')'==z
   Fail: (207) [system] ')'==z
   Call: (207) [system] get_char((0x55fbb4538270), z)
   Exit: (207) [system] get_char((0x55fbb4538270), z)
   Call: (207) [system] z=(\)
   Fail: (207) [system] z=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _2027854)
   Call: (208) [system] peek_char((0x55fbb4538270), _2028788)
   Exit: (208) [system] peek_char((0x55fbb4538270), e)
^  Call: (208) [user] is_delimiter(e)
   Call: (209) [system] char_type(e, space)
   Fail: (209) [system] char_type(e, space)
   Call: (209) [system] arg(_2033508, v('(', ')', end_of_file), e)
   Fail: (209) [system] arg(_2034440, v('(', ')', end_of_file), e)
^  Fail: (208) [user] is_delimiter(e)
   Call: (208) [system] ')'==e
   Fail: (208) [system] ')'==e
   Call: (208) [system] get_char((0x55fbb4538270), e)
   Exit: (208) [system] get_char((0x55fbb4538270), e)
   Call: (208) [system] e=(\)
   Fail: (208) [system] e=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _2041790)
   Call: (209) [system] peek_char((0x55fbb4538270), _2042724)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _2041790=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (208) [system] _2027854=[e]
   Exit: (208) [system] [e]=[e]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (207) [system] _2013918=[z, e]
   Exit: (207) [system] [z, e]=[z, e]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [z, e])
   Call: (206) [system] _1999982=[i, z, e]
   Exit: (206) [system] [i, z, e]=[i, z, e]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, z, e])
   Call: (205) [system] _1986046=[s, i, z, e]
   Exit: (205) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, i, z, e])
   Call: (204) [system] _1972110=[e, s, i, z, e]
   Exit: (204) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, s, i, z, e])
   Call: (203) [system] _1958174=[h, e, s, i, z, e]
   Exit: (203) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [h, e, s, i, z, e])
   Call: (202) [system] _1944238=[t, h, e, s, i, z, e]
   Exit: (202) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, h, e, s, i, z, e])
   Call: (201) [system] _1930302=[n, t, h, e, s, i, z, e]
   Exit: (201) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, h, e, s, i, z, e])
   Call: (200) [system] _1916366=[y, n, t, h, e, s, i, z, e]
   Exit: (200) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [y, n, t, h, e, s, i, z, e])
^  Call: (199) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], _1880856)
^  Call: (200) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], _2077154)
^  Call: (202) [system] setup_call_cleanup('$notrace'(_2078106, _2078108), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _2077154), _2078088, fail)), '$restore_trace'(_2078106, _2078108))
^  Call: (203) [system] sig_atomic(system:'$notrace'(_2078106, _2078108))
^  Exit: (202) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _2078088, fail)), system:'$restore_trace'(3, -1))
   Call: (201) [system] atomic(synthesize)
   Exit: (201) [system] atomic(synthesize)
^  Exit: (200) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], synthesize)
   Call: (200) [system] integer(synthesize)
   Fail: (200) [system] integer(synthesize)
   Call: (200) [system] _1880856=synthesize
   Exit: (200) [system] synthesize=synthesize
^  Exit: (199) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (198) [user] read_symbolic(')', (0x55fbb4538270), s, synthesize)
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), synthesize)
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _2090234)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _2092092)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _8580)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _11284)
   Exit: (200) [system] peek_char((0x55fbb4538270), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
   Call: (200) [system] '('=(/)
   Fail: (200) [system] '('=(/)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _28218)
   Exit: (198) [system] peek_char((0x55fbb4538270), '(')
   Call: (198) [system] '('=')'
   Fail: (198) [system] '('=')'
   Call: (198) [system] '('=end_of_file
   Fail: (198) [system] '('=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _33788)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _35646)
   Exit: (200) [system] peek_char((0x55fbb4538270), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
   Call: (200) [system] '('=(/)
   Fail: (200) [system] '('=(/)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _51656)
   Exit: (199) [system] get_char((0x55fbb4538270), '(')
   Call: (199) [system] '('='('
   Exit: (199) [system] '('='('
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _33788)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _57226)
   Exit: (201) [system] peek_char((0x55fbb4538270), :)
   Call: (201) [system] (:)=(;)
   Fail: (201) [system] (:)=(;)
   Call: (201) [system] (:)=(/)
   Fail: (201) [system] (:)=(/)
^  Call: (201) [user] is_like_space(:)
   Call: (202) [system] char_type(:, 'white')
   Fail: (202) [system] char_type(:, 'white')
   Call: (202) [system] char_type(:, end_of_line)
   Fail: (202) [system] char_type(:, end_of_line)
   Call: (202) [system] char_type(:, space)
   Fail: (202) [system] char_type(:, space)
   Call: (202) [system] char_type(:, cntrl)
   Fail: (202) [system] char_type(:, cntrl)
^  Fail: (201) [user] is_like_space(:)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _73236)
   Exit: (200) [system] peek_char((0x55fbb4538270), :)
   Call: (200) [system] (:)=')'
   Fail: (200) [system] (:)=')'
   Call: (200) [system] (:)=end_of_file
   Fail: (200) [system] (:)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _78806)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _80664)
   Exit: (202) [system] peek_char((0x55fbb4538270), :)
   Call: (202) [system] (:)=(;)
   Fail: (202) [system] (:)=(;)
   Call: (202) [system] (:)=(/)
   Fail: (202) [system] (:)=(/)
^  Call: (202) [user] is_like_space(:)
   Call: (203) [system] char_type(:, 'white')
   Fail: (203) [system] char_type(:, 'white')
   Call: (203) [system] char_type(:, end_of_line)
   Fail: (203) [system] char_type(:, end_of_line)
   Call: (203) [system] char_type(:, space)
   Fail: (203) [system] char_type(:, space)
   Call: (203) [system] char_type(:, cntrl)
   Fail: (203) [system] char_type(:, cntrl)
^  Fail: (202) [user] is_like_space(:)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _96674)
   Exit: (201) [system] get_char((0x55fbb4538270), :)
   Call: (201) [system] (:)='('
   Fail: (201) [system] (:)='('
   Call: (201) [system] (:)='['
   Fail: (201) [system] (:)='['
   Call: (201) [system] (:)='{'
   Fail: (201) [system] (:)='{'
   Call: (201) [system] (:)='"'
   Fail: (201) [system] (:)='"'
   Call: (201) [system] (:)=!
   Fail: (201) [system] (:)=!
   Call: (201) [system] (:)='\''
   Fail: (201) [system] (:)='\''
   Call: (201) [system] (:)='`'
   Fail: (201) [system] (:)='`'
   Call: (201) [system] (:)=end_of_file
   Fail: (201) [system] (:)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), :, _78806)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _114316)
   Call: (203) [system] peek_char((0x55fbb4538270), _115250)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (203) [user] is_delimiter(' ')
   Call: (204) [system] char_type(' ', space)
   Exit: (204) [system] char_type(' ', space)
^  Exit: (203) [user] is_delimiter(' ')
   Call: (203) [system] _114316=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (202) [user] classify_and_convert_charseq([:], _78806)
^  Call: (203) [user] classify_and_convert_charseq_([:], _124534)
^  Call: (205) [system] setup_call_cleanup('$notrace'(_125486, _125488), once(user:catch(read_from_chars([:], _124534), _125468, fail)), '$restore_trace'(_125486, _125488))
^  Call: (206) [system] sig_atomic(system:'$notrace'(_125486, _125488))
^  Exit: (205) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _125468, fail)), system:'$restore_trace'(3, -1))
   Call: (204) [system] atomic(:)
   Exit: (204) [system] atomic(:)
^  Exit: (203) [user] classify_and_convert_charseq_([:], :)
   Call: (203) [system] integer(:)
   Fail: (203) [system] integer(:)
   Call: (203) [system] _78806=(:)
   Exit: (203) [system] (:)=(:)
^  Exit: (202) [user] classify_and_convert_charseq([:], :)
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _137614)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _139472)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _149066)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _151770)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _168704)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _174274)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _176132)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _192142)
   Exit: (202) [system] get_char((0x55fbb4538270), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _174274)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _209784)
   Call: (204) [system] peek_char((0x55fbb4538270), _210718)
   Exit: (204) [system] peek_char((0x55fbb4538270), p)
^  Call: (204) [user] is_delimiter(p)
   Call: (205) [system] char_type(p, space)
   Fail: (205) [system] char_type(p, space)
   Call: (205) [system] arg(_215438, v('(', ')', end_of_file), p)
   Fail: (205) [system] arg(_216370, v('(', ')', end_of_file), p)
^  Fail: (204) [user] is_delimiter(p)
   Call: (204) [system] ')'==p
   Fail: (204) [system] ')'==p
   Call: (204) [system] get_char((0x55fbb4538270), p)
   Exit: (204) [system] get_char((0x55fbb4538270), p)
   Call: (204) [system] p=(\)
   Fail: (204) [system] p=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _223720)
   Call: (205) [system] peek_char((0x55fbb4538270), _224654)
   Exit: (205) [system] peek_char((0x55fbb4538270), r)
^  Call: (205) [user] is_delimiter(r)
   Call: (206) [system] char_type(r, space)
   Fail: (206) [system] char_type(r, space)
   Call: (206) [system] arg(_229374, v('(', ')', end_of_file), r)
   Fail: (206) [system] arg(_230306, v('(', ')', end_of_file), r)
^  Fail: (205) [user] is_delimiter(r)
   Call: (205) [system] ')'==r
   Fail: (205) [system] ')'==r
   Call: (205) [system] get_char((0x55fbb4538270), r)
   Exit: (205) [system] get_char((0x55fbb4538270), r)
   Call: (205) [system] r=(\)
   Fail: (205) [system] r=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _237656)
   Call: (206) [system] peek_char((0x55fbb4538270), _238590)
   Exit: (206) [system] peek_char((0x55fbb4538270), o)
^  Call: (206) [user] is_delimiter(o)
   Call: (207) [system] char_type(o, space)
   Fail: (207) [system] char_type(o, space)
   Call: (207) [system] arg(_243310, v('(', ')', end_of_file), o)
   Fail: (207) [system] arg(_244242, v('(', ')', end_of_file), o)
^  Fail: (206) [user] is_delimiter(o)
   Call: (206) [system] ')'==o
   Fail: (206) [system] ')'==o
   Call: (206) [system] get_char((0x55fbb4538270), o)
   Exit: (206) [system] get_char((0x55fbb4538270), o)
   Call: (206) [system] o=(\)
   Fail: (206) [system] o=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _251592)
   Call: (207) [system] peek_char((0x55fbb4538270), _252526)
   Exit: (207) [system] peek_char((0x55fbb4538270), o)
^  Call: (207) [user] is_delimiter(o)
   Call: (208) [system] char_type(o, space)
   Fail: (208) [system] char_type(o, space)
   Call: (208) [system] arg(_257246, v('(', ')', end_of_file), o)
   Fail: (208) [system] arg(_258178, v('(', ')', end_of_file), o)
^  Fail: (207) [user] is_delimiter(o)
   Call: (207) [system] ')'==o
   Fail: (207) [system] ')'==o
   Call: (207) [system] get_char((0x55fbb4538270), o)
   Exit: (207) [system] get_char((0x55fbb4538270), o)
   Call: (207) [system] o=(\)
   Fail: (207) [system] o=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _265528)
   Call: (208) [system] peek_char((0x55fbb4538270), _266462)
   Exit: (208) [system] peek_char((0x55fbb4538270), f)
^  Call: (208) [user] is_delimiter(f)
   Call: (209) [system] char_type(f, space)
   Fail: (209) [system] char_type(f, space)
   Call: (209) [system] arg(_271182, v('(', ')', end_of_file), f)
   Fail: (209) [system] arg(_272114, v('(', ')', end_of_file), f)
^  Fail: (208) [user] is_delimiter(f)
   Call: (208) [system] ')'==f
   Fail: (208) [system] ')'==f
   Call: (208) [system] get_char((0x55fbb4538270), f)
   Exit: (208) [system] get_char((0x55fbb4538270), f)
   Call: (208) [system] f=(\)
   Fail: (208) [system] f=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _279464)
   Call: (209) [system] peek_char((0x55fbb4538270), _280398)
   Exit: (209) [system] peek_char((0x55fbb4538270), '2')
^  Call: (209) [user] is_delimiter('2')
   Call: (210) [system] char_type('2', space)
   Fail: (210) [system] char_type('2', space)
   Call: (210) [system] arg(_285118, v('(', ')', end_of_file), '2')
   Fail: (210) [system] arg(_286050, v('(', ')', end_of_file), '2')
^  Fail: (209) [user] is_delimiter('2')
   Call: (209) [system] ')'=='2'
   Fail: (209) [system] ')'=='2'
   Call: (209) [system] get_char((0x55fbb4538270), '2')
   Exit: (209) [system] get_char((0x55fbb4538270), '2')
   Call: (209) [system] '2'=(\)
   Fail: (209) [system] '2'=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _293400)
   Call: (210) [system] peek_char((0x55fbb4538270), _294334)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _293400=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (209) [system] _279464=['2']
   Exit: (209) [system] ['2']=['2']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), ['2'])
   Call: (208) [system] _265528=[f, '2']
   Exit: (208) [system] [f, '2']=[f, '2']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [f, '2'])
   Call: (207) [system] _251592=[o, f, '2']
   Exit: (207) [system] [o, f, '2']=[o, f, '2']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, f, '2'])
   Call: (206) [system] _237656=[o, o, f, '2']
   Exit: (206) [system] [o, o, f, '2']=[o, o, f, '2']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, o, f, '2'])
   Call: (205) [system] _223720=[r, o, o, f, '2']
   Exit: (205) [system] [r, o, o, f, '2']=[r, o, o, f, '2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, o, f, '2'])
   Call: (204) [system] _209784=[p, r, o, o, f, '2']
   Exit: (204) [system] [p, r, o, o, f, '2']=[p, r, o, o, f, '2']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, o, o, f, '2'])
^  Call: (203) [user] classify_and_convert_charseq([$, p, r, o, o, f, '2'], _174274)
^  Call: (204) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '2'], _320382)
   Call: (205) [system] atom_chars(_321314, ['_', p, r, o, o, f, '2'])
   Exit: (205) [system] atom_chars('_proof2', ['_', p, r, o, o, f, '2'])
^  Exit: (204) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '2'], _proof2)
   Call: (204) [system] integer(_proof2)
   Fail: (204) [system] integer(_proof2)
   Call: (204) [system] _174274=_proof2
   Exit: (204) [system] _proof2=_proof2
^  Exit: (203) [user] classify_and_convert_charseq([$, p, r, o, o, f, '2'], _proof2)
^  Exit: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _proof2)
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), _proof2)
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _330606)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _332464)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
   Call: (203) [system] ' '=(/)
   Fail: (203) [system] ' '=(/)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55fbb4538270), _342058)
   Exit: (203) [system] get_char((0x55fbb4538270), ' ')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _344762)
   Exit: (204) [system] peek_char((0x55fbb4538270), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
   Call: (204) [system] ($)=(/)
   Fail: (204) [system] ($)=(/)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _361696)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=')'
   Fail: (202) [system] ($)=')'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55fbb4538270), _367266)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _369124)
   Exit: (204) [system] peek_char((0x55fbb4538270), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
   Call: (204) [system] ($)=(/)
   Fail: (204) [system] ($)=(/)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] get_char((0x55fbb4538270), _385134)
   Exit: (203) [system] get_char((0x55fbb4538270), $)
   Call: (203) [system] ($)='('
   Fail: (203) [system] ($)='('
   Call: (203) [system] ($)='['
   Fail: (203) [system] ($)='['
   Call: (203) [system] ($)='{'
   Fail: (203) [system] ($)='{'
   Call: (203) [system] ($)='"'
   Fail: (203) [system] ($)='"'
   Call: (203) [system] ($)=!
   Fail: (203) [system] ($)=!
   Call: (203) [system] ($)='\''
   Fail: (203) [system] ($)='\''
   Call: (203) [system] ($)='`'
   Fail: (203) [system] ($)='`'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55fbb4538270), $, _367266)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _402776)
   Call: (205) [system] peek_char((0x55fbb4538270), _403710)
   Exit: (205) [system] peek_char((0x55fbb4538270), p)
^  Call: (205) [user] is_delimiter(p)
   Call: (206) [system] char_type(p, space)
   Fail: (206) [system] char_type(p, space)
   Call: (206) [system] arg(_408430, v('(', ')', end_of_file), p)
   Fail: (206) [system] arg(_409362, v('(', ')', end_of_file), p)
^  Fail: (205) [user] is_delimiter(p)
   Call: (205) [system] ')'==p
   Fail: (205) [system] ')'==p
   Call: (205) [system] get_char((0x55fbb4538270), p)
   Exit: (205) [system] get_char((0x55fbb4538270), p)
   Call: (205) [system] p=(\)
   Fail: (205) [system] p=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _416712)
   Call: (206) [system] peek_char((0x55fbb4538270), _417646)
   Exit: (206) [system] peek_char((0x55fbb4538270), r)
^  Call: (206) [user] is_delimiter(r)
   Call: (207) [system] char_type(r, space)
   Fail: (207) [system] char_type(r, space)
   Call: (207) [system] arg(_422366, v('(', ')', end_of_file), r)
   Fail: (207) [system] arg(_423298, v('(', ')', end_of_file), r)
^  Fail: (206) [user] is_delimiter(r)
   Call: (206) [system] ')'==r
   Fail: (206) [system] ')'==r
   Call: (206) [system] get_char((0x55fbb4538270), r)
   Exit: (206) [system] get_char((0x55fbb4538270), r)
   Call: (206) [system] r=(\)
   Fail: (206) [system] r=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _430648)
   Call: (207) [system] peek_char((0x55fbb4538270), _431582)
   Exit: (207) [system] peek_char((0x55fbb4538270), e)
^  Call: (207) [user] is_delimiter(e)
   Call: (208) [system] char_type(e, space)
   Fail: (208) [system] char_type(e, space)
   Call: (208) [system] arg(_436302, v('(', ')', end_of_file), e)
   Fail: (208) [system] arg(_437234, v('(', ')', end_of_file), e)
^  Fail: (207) [user] is_delimiter(e)
   Call: (207) [system] ')'==e
   Fail: (207) [system] ')'==e
   Call: (207) [system] get_char((0x55fbb4538270), e)
   Exit: (207) [system] get_char((0x55fbb4538270), e)
   Call: (207) [system] e=(\)
   Fail: (207) [system] e=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _444584)
   Call: (208) [system] peek_char((0x55fbb4538270), _445518)
   Exit: (208) [system] peek_char((0x55fbb4538270), m)
^  Call: (208) [user] is_delimiter(m)
   Call: (209) [system] char_type(m, space)
   Fail: (209) [system] char_type(m, space)
   Call: (209) [system] arg(_450238, v('(', ')', end_of_file), m)
   Fail: (209) [system] arg(_451170, v('(', ')', end_of_file), m)
^  Fail: (208) [user] is_delimiter(m)
   Call: (208) [system] ')'==m
   Fail: (208) [system] ')'==m
   Call: (208) [system] get_char((0x55fbb4538270), m)
   Exit: (208) [system] get_char((0x55fbb4538270), m)
   Call: (208) [system] m=(\)
   Fail: (208) [system] m=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _458520)
   Call: (209) [system] peek_char((0x55fbb4538270), _459454)
   Exit: (209) [system] peek_char((0x55fbb4538270), i)
^  Call: (209) [user] is_delimiter(i)
   Call: (210) [system] char_type(i, space)
   Fail: (210) [system] char_type(i, space)
   Call: (210) [system] arg(_464174, v('(', ')', end_of_file), i)
   Fail: (210) [system] arg(_465106, v('(', ')', end_of_file), i)
^  Fail: (209) [user] is_delimiter(i)
   Call: (209) [system] ')'==i
   Fail: (209) [system] ')'==i
   Call: (209) [system] get_char((0x55fbb4538270), i)
   Exit: (209) [system] get_char((0x55fbb4538270), i)
   Call: (209) [system] i=(\)
   Fail: (209) [system] i=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _472456)
   Call: (210) [system] peek_char((0x55fbb4538270), _473390)
   Exit: (210) [system] peek_char((0x55fbb4538270), s)
^  Call: (210) [user] is_delimiter(s)
   Call: (211) [system] char_type(s, space)
   Fail: (211) [system] char_type(s, space)
   Call: (211) [system] arg(_478110, v('(', ')', end_of_file), s)
   Fail: (211) [system] arg(_479042, v('(', ')', end_of_file), s)
^  Fail: (210) [user] is_delimiter(s)
   Call: (210) [system] ')'==s
   Fail: (210) [system] ')'==s
   Call: (210) [system] get_char((0x55fbb4538270), s)
   Exit: (210) [system] get_char((0x55fbb4538270), s)
   Call: (210) [system] s=(\)
   Fail: (210) [system] s=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _486392)
   Call: (211) [system] peek_char((0x55fbb4538270), _487326)
   Exit: (211) [system] peek_char((0x55fbb4538270), e)
^  Call: (211) [user] is_delimiter(e)
   Call: (212) [system] char_type(e, space)
   Fail: (212) [system] char_type(e, space)
   Call: (212) [system] arg(_492046, v('(', ')', end_of_file), e)
   Fail: (212) [system] arg(_492978, v('(', ')', end_of_file), e)
^  Fail: (211) [user] is_delimiter(e)
   Call: (211) [system] ')'==e
   Fail: (211) [system] ')'==e
   Call: (211) [system] get_char((0x55fbb4538270), e)
   Exit: (211) [system] get_char((0x55fbb4538270), e)
   Call: (211) [system] e=(\)
   Fail: (211) [system] e=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _500328)
   Call: (212) [system] peek_char((0x55fbb4538270), _501262)
   Exit: (212) [system] peek_char((0x55fbb4538270), '2')
^  Call: (212) [user] is_delimiter('2')
   Call: (213) [system] char_type('2', space)
   Fail: (213) [system] char_type('2', space)
   Call: (213) [system] arg(_505982, v('(', ')', end_of_file), '2')
   Fail: (213) [system] arg(_506914, v('(', ')', end_of_file), '2')
^  Fail: (212) [user] is_delimiter('2')
   Call: (212) [system] ')'=='2'
   Fail: (212) [system] ')'=='2'
   Call: (212) [system] get_char((0x55fbb4538270), '2')
   Exit: (212) [system] get_char((0x55fbb4538270), '2')
   Call: (212) [system] '2'=(\)
   Fail: (212) [system] '2'=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _514264)
   Call: (213) [system] peek_char((0x55fbb4538270), _515198)
   Exit: (213) [system] peek_char((0x55fbb4538270), ')')
^  Call: (213) [user] is_delimiter(')')
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] arg(_519918, v('(', ')', end_of_file), ')')
   Exit: (214) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (213) [user] is_delimiter(')')
   Call: (213) [system] _514264=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (212) [system] _500328=['2']
   Exit: (212) [system] ['2']=['2']
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), ['2'])
   Call: (211) [system] _486392=[e, '2']
   Exit: (211) [system] [e, '2']=[e, '2']
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, '2'])
   Call: (210) [system] _472456=[s, e, '2']
   Exit: (210) [system] [s, e, '2']=[s, e, '2']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e, '2'])
   Call: (209) [system] _458520=[i, s, e, '2']
   Exit: (209) [system] [i, s, e, '2']=[i, s, e, '2']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, e, '2'])
   Call: (208) [system] _444584=[m, i, s, e, '2']
   Exit: (208) [system] [m, i, s, e, '2']=[m, i, s, e, '2']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, i, s, e, '2'])
   Call: (207) [system] _430648=[e, m, i, s, e, '2']
   Exit: (207) [system] [e, m, i, s, e, '2']=[e, m, i, s, e, '2']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, m, i, s, e, '2'])
   Call: (206) [system] _416712=[r, e, m, i, s, e, '2']
   Exit: (206) [system] [r, e, m, i, s, e, '2']=[r, e, m, i, s, e, '2']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, e, m, i, s, e, '2'])
   Call: (205) [system] _402776=[p, r, e, m, i, s, e, '2']
   Exit: (205) [system] [p, r, e, m, i, s, e, '2']=[p, r, e, m, i, s, e, '2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, e, m, i, s, e, '2'])
^  Call: (204) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '2'], _367266)
^  Call: (205) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '2'], _548706)
   Call: (206) [system] atom_chars(_549638, ['_', p, r, e, m, i, s, e, '2'])
   Exit: (206) [system] atom_chars('_premise2', ['_', p, r, e, m, i, s, e, '2'])
^  Exit: (205) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '2'], _premise2)
   Call: (205) [system] integer(_premise2)
   Fail: (205) [system] integer(_premise2)
   Call: (205) [system] _367266=_premise2
   Exit: (205) [system] _premise2=_premise2
^  Exit: (204) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '2'], _premise2)
^  Exit: (203) [user] read_symbolic(')', (0x55fbb4538270), $, _premise2)
^  Exit: (202) [user] cont_sexpr(')', (0x55fbb4538270), _premise2)
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _558930)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _560788)
   Exit: (204) [system] peek_char((0x55fbb4538270), ')')
   Call: (204) [system] ')'=(;)
   Fail: (204) [system] ')'=(;)
   Call: (204) [system] ')'=(/)
   Fail: (204) [system] ')'=(/)
^  Call: (204) [user] is_like_space(')')
   Call: (205) [system] char_type(')', 'white')
   Fail: (205) [system] char_type(')', 'white')
   Call: (205) [system] char_type(')', end_of_line)
   Fail: (205) [system] char_type(')', end_of_line)
   Call: (205) [system] char_type(')', space)
   Fail: (205) [system] char_type(')', space)
   Call: (205) [system] char_type(')', cntrl)
   Fail: (205) [system] char_type(')', cntrl)
^  Fail: (204) [user] is_like_space(')')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _576798)
   Exit: (203) [system] peek_char((0x55fbb4538270), ')')
   Call: (203) [system] ')'=')'
   Exit: (203) [system] ')'=')'
   Call: (203) [system] get_char((0x55fbb4538270), _580588)
   Exit: (203) [system] get_char((0x55fbb4538270), ')')
   Call: (203) [system] _558930=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), [])
   Call: (202) [system] _330606=[_premise2]
   Exit: (202) [system] [_premise2]=[_premise2]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [_premise2])
   Call: (201) [system] _137614=[_proof2, _premise2]
   Exit: (201) [system] [_proof2, _premise2]=[_proof2, _premise2]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [_proof2, _premise2])
   Call: (200) [system] _33788=[:, _proof2, _premise2]
   Exit: (200) [system] [:, _proof2, _premise2]=[:, _proof2, _premise2]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [:, _proof2, _premise2])
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), [:, _proof2, _premise2])
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _594470)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _596328)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _605922)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _608626)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
   Call: (201) [system] ($)=(/)
   Fail: (201) [system] ($)=(/)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _625560)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=')'
   Fail: (199) [system] ($)=')'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _631130)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _632988)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
   Call: (201) [system] ($)=(/)
   Fail: (201) [system] ($)=(/)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _648998)
   Exit: (200) [system] get_char((0x55fbb4538270), $)
   Call: (200) [system] ($)='('
   Fail: (200) [system] ($)='('
   Call: (200) [system] ($)='['
   Fail: (200) [system] ($)='['
   Call: (200) [system] ($)='{'
   Fail: (200) [system] ($)='{'
   Call: (200) [system] ($)='"'
   Fail: (200) [system] ($)='"'
   Call: (200) [system] ($)=!
   Fail: (200) [system] ($)=!
   Call: (200) [system] ($)='\''
   Fail: (200) [system] ($)='\''
   Call: (200) [system] ($)='`'
   Fail: (200) [system] ($)='`'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55fbb4538270), $, _631130)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _666640)
   Call: (202) [system] peek_char((0x55fbb4538270), _667574)
   Exit: (202) [system] peek_char((0x55fbb4538270), k)
^  Call: (202) [user] is_delimiter(k)
   Call: (203) [system] char_type(k, space)
   Fail: (203) [system] char_type(k, space)
   Call: (203) [system] arg(_672294, v('(', ')', end_of_file), k)
   Fail: (203) [system] arg(_673226, v('(', ')', end_of_file), k)
^  Fail: (202) [user] is_delimiter(k)
   Call: (202) [system] ')'==k
   Fail: (202) [system] ')'==k
   Call: (202) [system] get_char((0x55fbb4538270), k)
   Exit: (202) [system] get_char((0x55fbb4538270), k)
   Call: (202) [system] k=(\)
   Fail: (202) [system] k=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _680576)
   Call: (203) [system] peek_char((0x55fbb4538270), _681510)
   Exit: (203) [system] peek_char((0x55fbb4538270), b)
^  Call: (203) [user] is_delimiter(b)
   Call: (204) [system] char_type(b, space)
   Fail: (204) [system] char_type(b, space)
   Call: (204) [system] arg(_686230, v('(', ')', end_of_file), b)
   Fail: (204) [system] arg(_687162, v('(', ')', end_of_file), b)
^  Fail: (203) [user] is_delimiter(b)
   Call: (203) [system] ')'==b
   Fail: (203) [system] ')'==b
   Call: (203) [system] get_char((0x55fbb4538270), b)
   Exit: (203) [system] get_char((0x55fbb4538270), b)
   Call: (203) [system] b=(\)
   Fail: (203) [system] b=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _694512)
   Call: (204) [system] peek_char((0x55fbb4538270), _695446)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (204) [user] is_delimiter(' ')
   Call: (205) [system] char_type(' ', space)
   Exit: (205) [system] char_type(' ', space)
^  Exit: (204) [user] is_delimiter(' ')
   Call: (204) [system] _694512=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (203) [system] _680576=[b]
   Exit: (203) [system] [b]=[b]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (202) [system] _666640=[k, b]
   Exit: (202) [system] [k, b]=[k, b]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [k, b])
^  Call: (201) [user] classify_and_convert_charseq([$, k, b], _631130)
^  Call: (202) [user] classify_and_convert_charseq_([$, k, b], _710318)
   Call: (203) [system] atom_chars(_711250, ['_', k, b])
   Exit: (203) [system] atom_chars('_kb', ['_', k, b])
^  Exit: (202) [user] classify_and_convert_charseq_([$, k, b], _kb)
   Call: (202) [system] integer(_kb)
   Fail: (202) [system] integer(_kb)
   Call: (202) [system] _631130=_kb
   Exit: (202) [system] _kb=_kb
^  Exit: (201) [user] classify_and_convert_charseq([$, k, b], _kb)
^  Exit: (200) [user] read_symbolic(')', (0x55fbb4538270), $, _kb)
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), _kb)
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _720542)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _722400)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _731994)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _734698)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _751632)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _757202)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _759060)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _775070)
   Exit: (201) [system] get_char((0x55fbb4538270), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _757202)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _792712)
   Call: (203) [system] peek_char((0x55fbb4538270), _793646)
   Exit: (203) [system] peek_char((0x55fbb4538270), r)
^  Call: (203) [user] is_delimiter(r)
   Call: (204) [system] char_type(r, space)
   Fail: (204) [system] char_type(r, space)
   Call: (204) [system] arg(_798366, v('(', ')', end_of_file), r)
   Fail: (204) [system] arg(_799298, v('(', ')', end_of_file), r)
^  Fail: (203) [user] is_delimiter(r)
   Call: (203) [system] ')'==r
   Fail: (203) [system] ')'==r
   Call: (203) [system] get_char((0x55fbb4538270), r)
   Exit: (203) [system] get_char((0x55fbb4538270), r)
   Call: (203) [system] r=(\)
   Fail: (203) [system] r=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _806648)
   Call: (204) [system] peek_char((0x55fbb4538270), _807582)
   Exit: (204) [system] peek_char((0x55fbb4538270), b)
^  Call: (204) [user] is_delimiter(b)
   Call: (205) [system] char_type(b, space)
   Fail: (205) [system] char_type(b, space)
   Call: (205) [system] arg(_812302, v('(', ')', end_of_file), b)
   Fail: (205) [system] arg(_813234, v('(', ')', end_of_file), b)
^  Fail: (204) [user] is_delimiter(b)
   Call: (204) [system] ')'==b
   Fail: (204) [system] ')'==b
   Call: (204) [system] get_char((0x55fbb4538270), b)
   Exit: (204) [system] get_char((0x55fbb4538270), b)
   Call: (204) [system] b=(\)
   Fail: (204) [system] b=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _820584)
   Call: (205) [system] peek_char((0x55fbb4538270), _821518)
   Exit: (205) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (205) [user] is_delimiter(' ')
   Call: (206) [system] char_type(' ', space)
   Exit: (206) [system] char_type(' ', space)
^  Exit: (205) [user] is_delimiter(' ')
   Call: (205) [system] _820584=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (204) [system] _806648=[b]
   Exit: (204) [system] [b]=[b]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (203) [system] _792712=[r, b]
   Exit: (203) [system] [r, b]=[r, b]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, b])
^  Call: (202) [user] classify_and_convert_charseq([$, r, b], _757202)
^  Call: (203) [user] classify_and_convert_charseq_([$, r, b], _836390)
   Call: (204) [system] atom_chars(_837322, ['_', r, b])
   Exit: (204) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (203) [user] classify_and_convert_charseq_([$, r, b], _rb)
   Call: (203) [system] integer(_rb)
   Fail: (203) [system] integer(_rb)
   Call: (203) [system] _757202=_rb
   Exit: (203) [system] _rb=_rb
^  Exit: (202) [user] classify_and_convert_charseq([$, r, b], _rb)
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _rb)
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), _rb)
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _846614)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _848472)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _858066)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _860770)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _877704)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _883274)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _885132)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _901142)
   Exit: (202) [system] get_char((0x55fbb4538270), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _883274)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _918784)
   Call: (204) [system] peek_char((0x55fbb4538270), _919718)
   Exit: (204) [system] peek_char((0x55fbb4538270), k)
^  Call: (204) [user] is_delimiter(k)
   Call: (205) [system] char_type(k, space)
   Fail: (205) [system] char_type(k, space)
   Call: (205) [system] arg(_924438, v('(', ')', end_of_file), k)
   Fail: (205) [system] arg(_925370, v('(', ')', end_of_file), k)
^  Fail: (204) [user] is_delimiter(k)
   Call: (204) [system] ')'==k
   Fail: (204) [system] ')'==k
   Call: (204) [system] get_char((0x55fbb4538270), k)
   Exit: (204) [system] get_char((0x55fbb4538270), k)
   Call: (204) [system] k=(\)
   Fail: (204) [system] k=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _932720)
   Call: (205) [system] peek_char((0x55fbb4538270), _933654)
   Exit: (205) [system] peek_char((0x55fbb4538270), ')')
^  Call: (205) [user] is_delimiter(')')
   Call: (206) [system] char_type(')', space)
   Fail: (206) [system] char_type(')', space)
   Call: (206) [system] arg(_938374, v('(', ')', end_of_file), ')')
   Exit: (206) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (205) [user] is_delimiter(')')
   Call: (205) [system] _932720=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (204) [system] _918784=[k]
   Exit: (204) [system] [k]=[k]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
^  Call: (203) [user] classify_and_convert_charseq([$, k], _883274)
^  Call: (204) [user] classify_and_convert_charseq_([$, k], _947604)
   Call: (205) [system] atom_chars(_948536, ['_', k])
   Exit: (205) [system] atom_chars('_k', ['_', k])
^  Exit: (204) [user] classify_and_convert_charseq_([$, k], _k)
   Call: (204) [system] integer(_k)
   Fail: (204) [system] integer(_k)
   Call: (204) [system] _883274=_k
   Exit: (204) [system] _k=_k
^  Exit: (203) [user] classify_and_convert_charseq([$, k], _k)
^  Exit: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _k)
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), _k)
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _957828)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _959686)
   Exit: (203) [system] peek_char((0x55fbb4538270), ')')
   Call: (203) [system] ')'=(;)
   Fail: (203) [system] ')'=(;)
   Call: (203) [system] ')'=(/)
   Fail: (203) [system] ')'=(/)
^  Call: (203) [user] is_like_space(')')
   Call: (204) [system] char_type(')', 'white')
   Fail: (204) [system] char_type(')', 'white')
   Call: (204) [system] char_type(')', end_of_line)
   Fail: (204) [system] char_type(')', end_of_line)
   Call: (204) [system] char_type(')', space)
   Fail: (204) [system] char_type(')', space)
   Call: (204) [system] char_type(')', cntrl)
   Fail: (204) [system] char_type(')', cntrl)
^  Fail: (203) [user] is_like_space(')')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _975696)
   Exit: (202) [system] peek_char((0x55fbb4538270), ')')
   Call: (202) [system] ')'=')'
   Exit: (202) [system] ')'=')'
   Call: (202) [system] get_char((0x55fbb4538270), _979486)
   Exit: (202) [system] get_char((0x55fbb4538270), ')')
   Call: (202) [system] _957828=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [])
   Call: (201) [system] _846614=[_k]
   Exit: (201) [system] [_k]=[_k]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [_k])
   Call: (200) [system] _720542=[_rb, _k]
   Exit: (200) [system] [_rb, _k]=[_rb, _k]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [_rb, _k])
   Call: (199) [system] _594470=[_kb, _rb, _k]
   Exit: (199) [system] [_kb, _rb, _k]=[_kb, _rb, _k]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [_kb, _rb, _k])
   Call: (198) [system] _3760=[[:, _proof2, _premise2], _kb, _rb, _k]
   Exit: (198) [system] [[:, _proof2, _premise2], _kb, _rb, _k]=[[:, _proof2, _premise2], _kb, _rb, _k]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [[:, _proof2, _premise2], _kb, _rb, _k])
   Call: (197) [system] _3752=[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]
   Exit: (197) [system] [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]=[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [synthesize, [:, _proof2, _premise2], _kb, _rb, _k])
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), [synthesize, [:, _proof2, _premise2], _kb, _rb, _k])
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _998956)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1000814)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
   Call: (197) [system] ')'=(/)
   Fail: (197) [system] ')'=(/)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1016824)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55fbb4538270), _1020614)
   Exit: (196) [system] get_char((0x55fbb4538270), ')')
   Call: (196) [system] _998956=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [])
   Call: (195) [system] _3748=[[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]
   Exit: (195) [system] [[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]=[[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
   Call: (194) [system] _3714=[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]
   Exit: (194) [system] [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]=[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _1031702)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1033560)
   Exit: (194) [system] peek_char((0x55fbb4538270), ')')
   Call: (194) [system] ')'=(;)
   Fail: (194) [system] ')'=(;)
   Call: (194) [system] ')'=(/)
   Fail: (194) [system] ')'=(/)
^  Call: (194) [user] is_like_space(')')
   Call: (195) [system] char_type(')', 'white')
   Fail: (195) [system] char_type(')', 'white')
   Call: (195) [system] char_type(')', end_of_line)
   Fail: (195) [system] char_type(')', end_of_line)
   Call: (195) [system] char_type(')', space)
   Fail: (195) [system] char_type(')', space)
   Call: (195) [system] char_type(')', cntrl)
   Fail: (195) [system] char_type(')', cntrl)
^  Fail: (194) [user] is_like_space(')')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1049570)
   Exit: (193) [system] peek_char((0x55fbb4538270), ')')
   Call: (193) [system] ')'=')'
   Exit: (193) [system] ')'=')'
   Call: (193) [system] get_char((0x55fbb4538270), _1053360)
   Exit: (193) [system] get_char((0x55fbb4538270), ')')
   Call: (193) [system] _1031702=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [])
   Call: (192) [system] _3710=[[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]]
   Exit: (192) [system] [[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]]=[[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]]
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), [[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]])
   Call: (191) [system] _3598=[[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]]
   Exit: (191) [system] [[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]]=[[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]]
^  Exit: (190) [user] read_list(')', (0x55fbb4538270), [[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]])
   Call: (190) [system] _3524=[[[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]]
   Exit: (190) [system] [[[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]]=[[[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]]
^  Exit: (189) [user] read_list(')', (0x55fbb4538270), [[[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]])
   Call: (189) [system] _3436=[[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]]
   Exit: (189) [system] [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]]=[[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]]
^  Exit: (188) [user] read_list(')', (0x55fbb4538270), [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]])
^  Exit: (187) [user] cont_sexpr(')', (0x55fbb4538270), [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]])
^  Call: (187) [user] read_list(')', (0x55fbb4538270), _1070036)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1071894)
   Exit: (189) [system] peek_char((0x55fbb4538270), '\n')
   Call: (189) [system] '\n'=(;)
   Fail: (189) [system] '\n'=(;)
   Call: (189) [system] '\n'=(/)
   Fail: (189) [system] '\n'=(/)
^  Call: (189) [user] is_like_space('\n')
   Call: (190) [system] char_type('\n', 'white')
   Fail: (190) [system] char_type('\n', 'white')
   Call: (190) [system] char_type('\n', end_of_line)
   Exit: (190) [system] char_type('\n', end_of_line)
^  Exit: (189) [user] is_like_space('\n')
   Call: (189) [system] get_char((0x55fbb4538270), _1083344)
   Exit: (189) [system] get_char((0x55fbb4538270), '\n')
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1086048)
   Exit: (190) [system] peek_char((0x55fbb4538270), ' ')
   Call: (190) [system] ' '=(;)
   Fail: (190) [system] ' '=(;)
   Call: (190) [system] ' '=(/)
   Fail: (190) [system] ' '=(/)
^  Call: (190) [user] is_like_space(' ')
   Call: (191) [system] char_type(' ', 'white')
   Exit: (191) [system] char_type(' ', 'white')
^  Exit: (190) [user] is_like_space(' ')
   Call: (190) [system] get_char((0x55fbb4538270), _1095642)
   Exit: (190) [system] get_char((0x55fbb4538270), ' ')
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1098346)
   Exit: (191) [system] peek_char((0x55fbb4538270), ' ')
   Call: (191) [system] ' '=(;)
   Fail: (191) [system] ' '=(;)
   Call: (191) [system] ' '=(/)
   Fail: (191) [system] ' '=(/)
^  Call: (191) [user] is_like_space(' ')
   Call: (192) [system] char_type(' ', 'white')
   Exit: (192) [system] char_type(' ', 'white')
^  Exit: (191) [user] is_like_space(' ')
   Call: (191) [system] get_char((0x55fbb4538270), _1107940)
   Exit: (191) [system] get_char((0x55fbb4538270), ' ')
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1110644)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
   Call: (192) [system] ' '=(/)
   Fail: (192) [system] ' '=(/)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55fbb4538270), _1120238)
   Exit: (192) [system] get_char((0x55fbb4538270), ' ')
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1122942)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _1132536)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1135240)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
   Call: (194) [system] ' '=(/)
   Fail: (194) [system] ' '=(/)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55fbb4538270), _1144834)
   Exit: (194) [system] get_char((0x55fbb4538270), ' ')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1147538)
   Exit: (195) [system] peek_char((0x55fbb4538270), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
   Call: (195) [system] ($)=(/)
   Fail: (195) [system] ($)=(/)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1169092)
   Exit: (188) [system] peek_char((0x55fbb4538270), $)
   Call: (188) [system] ($)=')'
   Fail: (188) [system] ($)=')'
   Call: (188) [system] ($)=end_of_file
   Fail: (188) [system] ($)=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55fbb4538270), _1174662)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1176520)
   Exit: (190) [system] peek_char((0x55fbb4538270), $)
   Call: (190) [system] ($)=(;)
   Fail: (190) [system] ($)=(;)
   Call: (190) [system] ($)=(/)
   Fail: (190) [system] ($)=(/)
^  Call: (190) [user] is_like_space($)
   Call: (191) [system] char_type($, 'white')
   Fail: (191) [system] char_type($, 'white')
   Call: (191) [system] char_type($, end_of_line)
   Fail: (191) [system] char_type($, end_of_line)
   Call: (191) [system] char_type($, space)
   Fail: (191) [system] char_type($, space)
   Call: (191) [system] char_type($, cntrl)
   Fail: (191) [system] char_type($, cntrl)
^  Fail: (190) [user] is_like_space($)
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] get_char((0x55fbb4538270), _1192530)
   Exit: (189) [system] get_char((0x55fbb4538270), $)
   Call: (189) [system] ($)='('
   Fail: (189) [system] ($)='('
   Call: (189) [system] ($)='['
   Fail: (189) [system] ($)='['
   Call: (189) [system] ($)='{'
   Fail: (189) [system] ($)='{'
   Call: (189) [system] ($)='"'
   Fail: (189) [system] ($)='"'
   Call: (189) [system] ($)=!
   Fail: (189) [system] ($)=!
   Call: (189) [system] ($)='\''
   Fail: (189) [system] ($)='\''
   Call: (189) [system] ($)='`'
   Fail: (189) [system] ($)='`'
   Call: (189) [system] ($)=end_of_file
   Fail: (189) [system] ($)=end_of_file
^  Call: (189) [user] read_symbolic(')', (0x55fbb4538270), $, _1174662)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _1210172)
   Call: (191) [system] peek_char((0x55fbb4538270), _1211106)
   Exit: (191) [system] peek_char((0x55fbb4538270), q)
^  Call: (191) [user] is_delimiter(q)
   Call: (192) [system] char_type(q, space)
   Fail: (192) [system] char_type(q, space)
   Call: (192) [system] arg(_1215826, v('(', ')', end_of_file), q)
   Fail: (192) [system] arg(_1216758, v('(', ')', end_of_file), q)
^  Fail: (191) [user] is_delimiter(q)
   Call: (191) [system] ')'==q
   Fail: (191) [system] ')'==q
   Call: (191) [system] get_char((0x55fbb4538270), q)
   Exit: (191) [system] get_char((0x55fbb4538270), q)
   Call: (191) [system] q=(\)
   Fail: (191) [system] q=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _1224108)
   Call: (192) [system] peek_char((0x55fbb4538270), _1225042)
   Exit: (192) [system] peek_char((0x55fbb4538270), u)
^  Call: (192) [user] is_delimiter(u)
   Call: (193) [system] char_type(u, space)
   Fail: (193) [system] char_type(u, space)
   Call: (193) [system] arg(_1229762, v('(', ')', end_of_file), u)
   Fail: (193) [system] arg(_1230694, v('(', ')', end_of_file), u)
^  Fail: (192) [user] is_delimiter(u)
   Call: (192) [system] ')'==u
   Fail: (192) [system] ')'==u
   Call: (192) [system] get_char((0x55fbb4538270), u)
   Exit: (192) [system] get_char((0x55fbb4538270), u)
   Call: (192) [system] u=(\)
   Fail: (192) [system] u=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _1238044)
   Call: (193) [system] peek_char((0x55fbb4538270), _1238978)
   Exit: (193) [system] peek_char((0x55fbb4538270), e)
^  Call: (193) [user] is_delimiter(e)
   Call: (194) [system] char_type(e, space)
   Fail: (194) [system] char_type(e, space)
   Call: (194) [system] arg(_1243698, v('(', ')', end_of_file), e)
   Fail: (194) [system] arg(_1244630, v('(', ')', end_of_file), e)
^  Fail: (193) [user] is_delimiter(e)
   Call: (193) [system] ')'==e
   Fail: (193) [system] ')'==e
   Call: (193) [system] get_char((0x55fbb4538270), e)
   Exit: (193) [system] get_char((0x55fbb4538270), e)
   Call: (193) [system] e=(\)
   Fail: (193) [system] e=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _1251980)
   Call: (194) [system] peek_char((0x55fbb4538270), _1252914)
   Exit: (194) [system] peek_char((0x55fbb4538270), r)
^  Call: (194) [user] is_delimiter(r)
   Call: (195) [system] char_type(r, space)
   Fail: (195) [system] char_type(r, space)
   Call: (195) [system] arg(_1257634, v('(', ')', end_of_file), r)
   Fail: (195) [system] arg(_1258566, v('(', ')', end_of_file), r)
^  Fail: (194) [user] is_delimiter(r)
   Call: (194) [system] ')'==r
   Fail: (194) [system] ')'==r
   Call: (194) [system] get_char((0x55fbb4538270), r)
   Exit: (194) [system] get_char((0x55fbb4538270), r)
   Call: (194) [system] r=(\)
   Fail: (194) [system] r=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _1265916)
   Call: (195) [system] peek_char((0x55fbb4538270), _1266850)
   Exit: (195) [system] peek_char((0x55fbb4538270), y)
^  Call: (195) [user] is_delimiter(y)
   Call: (196) [system] char_type(y, space)
   Fail: (196) [system] char_type(y, space)
   Call: (196) [system] arg(_1271570, v('(', ')', end_of_file), y)
   Fail: (196) [system] arg(_1272502, v('(', ')', end_of_file), y)
^  Fail: (195) [user] is_delimiter(y)
   Call: (195) [system] ')'==y
   Fail: (195) [system] ')'==y
   Call: (195) [system] get_char((0x55fbb4538270), y)
   Exit: (195) [system] get_char((0x55fbb4538270), y)
   Call: (195) [system] y=(\)
   Fail: (195) [system] y=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _1279852)
   Call: (196) [system] peek_char((0x55fbb4538270), _1280786)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
^  Call: (196) [user] is_delimiter(')')
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] arg(_1285506, v('(', ')', end_of_file), ')')
   Exit: (197) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (196) [user] is_delimiter(')')
   Call: (196) [system] _1279852=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (195) [system] _1265916=[y]
   Exit: (195) [system] [y]=[y]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [y])
   Call: (194) [system] _1251980=[r, y]
   Exit: (194) [system] [r, y]=[r, y]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, y])
   Call: (193) [system] _1238044=[e, r, y]
   Exit: (193) [system] [e, r, y]=[e, r, y]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, r, y])
   Call: (192) [system] _1224108=[u, e, r, y]
   Exit: (192) [system] [u, e, r, y]=[u, e, r, y]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, e, r, y])
   Call: (191) [system] _1210172=[q, u, e, r, y]
   Exit: (191) [system] [q, u, e, r, y]=[q, u, e, r, y]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [q, u, e, r, y])
^  Call: (190) [user] classify_and_convert_charseq([$, q, u, e, r, y], _1174662)
^  Call: (191) [user] classify_and_convert_charseq_([$, q, u, e, r, y], _1305912)
   Call: (192) [system] atom_chars(_1306844, ['_', q, u, e, r, y])
   Exit: (192) [system] atom_chars('_query', ['_', q, u, e, r, y])
^  Exit: (191) [user] classify_and_convert_charseq_([$, q, u, e, r, y], _query)
   Call: (191) [system] integer(_query)
   Fail: (191) [system] integer(_query)
   Call: (191) [system] _1174662=_query
   Exit: (191) [system] _query=_query
^  Exit: (190) [user] classify_and_convert_charseq([$, q, u, e, r, y], _query)
^  Exit: (189) [user] read_symbolic(')', (0x55fbb4538270), $, _query)
^  Exit: (188) [user] cont_sexpr(')', (0x55fbb4538270), _query)
^  Call: (188) [user] read_list(')', (0x55fbb4538270), _1316136)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1317994)
   Exit: (190) [system] peek_char((0x55fbb4538270), ')')
   Call: (190) [system] ')'=(;)
   Fail: (190) [system] ')'=(;)
   Call: (190) [system] ')'=(/)
   Fail: (190) [system] ')'=(/)
^  Call: (190) [user] is_like_space(')')
   Call: (191) [system] char_type(')', 'white')
   Fail: (191) [system] char_type(')', 'white')
   Call: (191) [system] char_type(')', end_of_line)
   Fail: (191) [system] char_type(')', end_of_line)
   Call: (191) [system] char_type(')', space)
   Fail: (191) [system] char_type(')', space)
   Call: (191) [system] char_type(')', cntrl)
   Fail: (191) [system] char_type(')', cntrl)
^  Fail: (190) [user] is_like_space(')')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1334004)
   Exit: (189) [system] peek_char((0x55fbb4538270), ')')
   Call: (189) [system] ')'=')'
   Exit: (189) [system] ')'=')'
   Call: (189) [system] get_char((0x55fbb4538270), _1337794)
   Exit: (189) [system] get_char((0x55fbb4538270), ')')
   Call: (189) [system] _1316136=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_list(')', (0x55fbb4538270), [])
   Call: (188) [system] _1070036=[_query]
   Exit: (188) [system] [_query]=[_query]
^  Exit: (187) [user] read_list(')', (0x55fbb4538270), [_query])
   Call: (187) [system] _3432=[[[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]
   Exit: (187) [system] [[[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]=[[[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]
^  Exit: (186) [user] read_list(')', (0x55fbb4538270), [[[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query])
   Call: (186) [system] _3424=['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]
   Exit: (186) [system] ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]=['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]
^  Exit: (185) [user] read_list(')', (0x55fbb4538270), ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query])
^  Exit: (184) [user] cont_sexpr(')', (0x55fbb4538270), ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query])
^  Call: (184) [user] read_list(')', (0x55fbb4538270), _1351676)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1353534)
   Exit: (186) [system] peek_char((0x55fbb4538270), ')')
   Call: (186) [system] ')'=(;)
   Fail: (186) [system] ')'=(;)
   Call: (186) [system] ')'=(/)
   Fail: (186) [system] ')'=(/)
^  Call: (186) [user] is_like_space(')')
   Call: (187) [system] char_type(')', 'white')
   Fail: (187) [system] char_type(')', 'white')
   Call: (187) [system] char_type(')', end_of_line)
   Fail: (187) [system] char_type(')', end_of_line)
   Call: (187) [system] char_type(')', space)
   Fail: (187) [system] char_type(')', space)
   Call: (187) [system] char_type(')', cntrl)
   Fail: (187) [system] char_type(')', cntrl)
^  Fail: (186) [user] is_like_space(')')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1369544)
   Exit: (185) [system] peek_char((0x55fbb4538270), ')')
   Call: (185) [system] ')'=')'
   Exit: (185) [system] ')'=')'
   Call: (185) [system] get_char((0x55fbb4538270), _1373334)
   Exit: (185) [system] get_char((0x55fbb4538270), ')')
   Call: (185) [system] _1351676=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_list(')', (0x55fbb4538270), [])
   Call: (184) [system] _3420=[['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]
   Exit: (184) [system] [['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]=[['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]
^  Exit: (183) [user] read_list(')', (0x55fbb4538270), [['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
   Call: (183) [system] _3356=[[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]
   Exit: (183) [system] [[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]=[[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]
^  Exit: (182) [user] read_list(')', (0x55fbb4538270), [[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
   Call: (182) [system] _3316=[=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]
   Exit: (182) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]=[=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]
^  Exit: (181) [user] read_list(')', (0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
^  Exit: (180) [user] cont_sexpr(')', (0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
^  Exit: (179) [user] read_sexpr((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
^  Call: (179) [user] assertz(metta_file_comment(59, 0, 1944, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], '$stream_position'(1944, 59, 0, 1944)))
^  Exit: (179) [user] assertz(metta_file_comment(59, 0, 1944, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], '$stream_position'(1944, 59, 0, 1944)))
^  Exit: (177) [system] once(user:(read_position((0x55fbb4538270), 59, 0, 1944, '$stream_position'(1944, 59, 0, 1944)), read_sexpr((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]), assertz(metta_file_comment(59, 0, 1944, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], '$stream_position'(1944, 59, 0, 1944)))))
   Call: (177) [system] fail
^  Call: (177) [user] retract(metta_file_comment(_1391852, _1391854, _1391856, _1391858, _1391860))
^  Exit: (177) [user] retract(metta_file_comment(40, 0, 1242, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), '$stream_position'(1242, 40, 0, 1242)))
^  Call: (177) [user] trly(untyped_to_metta, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), _3084)
^  Call: (178) [user] once(call(untyped_to_metta, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), _1394700))
^  Call: (179) [user] call(untyped_to_metta, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), _1394700)
^  Call: (180) [user] untyped_to_metta('$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), _1394700)
^  Call: (181) [user] must_det_ll(trly(mfix_vars1, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), _1397516))
^  Call: (182) [user] once(user:trly(mfix_vars1, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), _1397516))
^  Call: (183) [user] trly(mfix_vars1, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), _1397516)
^  Call: (184) [user] once(call(mfix_vars1, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), _1400316))
^  Call: (185) [user] call(mfix_vars1, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), _1400316)
^  Call: (186) [user] mfix_vars1('$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), _1400316)
   Call: (187) [system] var('$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0))
   Call: (187) [system] atom('$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0))
   Call: (187) [system] '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0)==true
   Call: (187) [system] '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0)==false
   Call: (187) [system] '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0)==[_1406836, _1406842]
   Call: (187) [system] is_list('$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0))
   Call: (187) [system] string('$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0))
   Call: (187) [system] compound('$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0))
   Exit: (187) [system] compound('$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0))
   Call: (187) [system] compound_name_arguments('$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), _1411470, _1411472)
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), '$COMMENT', [";;      rule.  A rule is a function mapping premises to conclusion", 40, 0])
   Call: (187) [system] '$COMMENT'\=='$VAR'
   Exit: (187) [system] '$COMMENT'\=='$VAR'
^  Call: (187) [user] apply:maplist(mfix_vars1, [";;      rule.  A rule is a function mapping premises to conclusion", 40, 0], _1415212)
   Call: (188) [apply] apply:maplist_([";;      rule.  A rule is a function mapping premises to conclusion", 40, 0], _1415212, user:mfix_vars1)
^  Call: (189) [user] mfix_vars1(";;      rule.  A rule is a function mapping premises to conclusion", _1417092)
   Call: (190) [system] var(";;      rule.  A rule is a function mapping premises to conclusion")
   Call: (190) [system] atom(";;      rule.  A rule is a function mapping premises to conclusion")
   Call: (190) [system] ";;      rule.  A rule is a function mapping premises to conclusion"==true
   Call: (190) [system] ";;      rule.  A rule is a function mapping premises to conclusion"==false
   Call: (190) [system] ";;      rule.  A rule is a function mapping premises to conclusion"==[_1421734, _1421740]
   Call: (190) [system] is_list(";;      rule.  A rule is a function mapping premises to conclusion")
   Call: (190) [system] string(";;      rule.  A rule is a function mapping premises to conclusion")
   Exit: (190) [system] string(";;      rule.  A rule is a function mapping premises to conclusion")
^  Call: (190) [user] string_to_syms
   Call: (191) [system] fail
   Call: (190) [system] compound(";;      rule.  A rule is a function mapping premises to conclusion")
^  Call: (190) [user] symbol(";;      rule.  A rule is a function mapping premises to conclusion")
   Call: (191) [system] atom(";;      rule.  A rule is a function mapping premises to conclusion")
   Fail: (191) [system] atom(";;      rule.  A rule is a function mapping premises to conclusion")
^  Fail: (190) [user] symbol(";;      rule.  A rule is a function mapping premises to conclusion")
   Call: (190) [system] ";;      rule.  A rule is a function mapping premises to conclusion"=_1417092
   Exit: (190) [system] ";;      rule.  A rule is a function mapping premises to conclusion"=";;      rule.  A rule is a function mapping premises to conclusion"
^  Exit: (189) [user] mfix_vars1(";;      rule.  A rule is a function mapping premises to conclusion", ";;      rule.  A rule is a function mapping premises to conclusion")
   Call: (189) [apply] apply:maplist_([40, 0], _1417094, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1(40, _1435614)
   Call: (191) [system] var(40)
   Call: (191) [system] atom(40)
   Call: (191) [system] 40==true
   Call: (191) [system] 40==false
   Call: (191) [system] 40==[_1440256, _1440262]
   Call: (191) [system] is_list(40)
   Call: (191) [system] string(40)
   Call: (191) [system] compound(40)
^  Call: (191) [user] symbol(40)
   Call: (192) [system] atom(40)
   Fail: (192) [system] atom(40)
^  Fail: (191) [user] symbol(40)
   Call: (191) [system] 40=_1435614
   Exit: (191) [system] 40=40
^  Exit: (190) [user] mfix_vars1(40, 40)
   Call: (190) [apply] apply:maplist_([0], _1435616, user:mfix_vars1)
^  Call: (191) [user] mfix_vars1(0, _1451380)
   Call: (192) [system] var(0)
   Call: (192) [system] atom(0)
   Call: (192) [system] 0==true
   Call: (192) [system] 0==false
   Call: (192) [system] 0==[_1456022, _1456028]
   Call: (192) [system] is_list(0)
   Call: (192) [system] string(0)
   Call: (192) [system] compound(0)
^  Call: (192) [user] symbol(0)
   Call: (193) [system] atom(0)
   Fail: (193) [system] atom(0)
^  Fail: (192) [user] symbol(0)
   Call: (192) [system] 0=_1451380
   Exit: (192) [system] 0=0
^  Exit: (191) [user] mfix_vars1(0, 0)
   Call: (191) [apply] apply:maplist_([], _1451382, user:mfix_vars1)
   Exit: (191) [apply] apply:maplist_([], [], user:mfix_vars1)
   Exit: (190) [apply] apply:maplist_([0], [0], user:mfix_vars1)
   Exit: (189) [apply] apply:maplist_([40, 0], [40, 0], user:mfix_vars1)
   Exit: (188) [apply] apply:maplist_([";;      rule.  A rule is a function mapping premises to conclusion", 40, 0], [";;      rule.  A rule is a function mapping premises to conclusion", 40, 0], user:mfix_vars1)
^  Exit: (187) [apply] apply:maplist(user:mfix_vars1, [";;      rule.  A rule is a function mapping premises to conclusion", 40, 0], [";;      rule.  A rule is a function mapping premises to conclusion", 40, 0])
   Call: (187) [system] compound_name_arguments(_1400316, '$COMMENT', [";;      rule.  A rule is a function mapping premises to conclusion", 40, 0])
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), '$COMMENT', [";;      rule.  A rule is a function mapping premises to conclusion", 40, 0])
^  Exit: (186) [user] mfix_vars1('$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0))
^  Exit: (185) [system] call(user:mfix_vars1, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0))
^  Exit: (184) [system] once(user:call(mfix_vars1, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0)))
   Call: (184) [system] '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0)\=@='$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0)
^  Exit: (183) [user] trly(mfix_vars1, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0))
^  Exit: (182) [system] once(user:trly(mfix_vars1, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(mfix_vars1, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_c, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), _1480198))
^  Call: (182) [user] once(user:trly(cons_to_c, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), _1480198))
^  Call: (183) [user] trly(cons_to_c, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), _1480198)
^  Call: (184) [user] once(call(cons_to_c, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), _1482998))
^  Call: (185) [user] call(cons_to_c, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), _1482998)
^  Call: (186) [user] cons_to_c('$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), _1482998)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_c('$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0))
^  Exit: (185) [system] call(user:cons_to_c, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0))
^  Exit: (184) [system] once(user:call(cons_to_c, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0)))
   Call: (184) [system] '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0)\=@='$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0)
^  Exit: (183) [user] trly(cons_to_c, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0))
^  Exit: (182) [system] once(user:trly(cons_to_c, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_c, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_l, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), _1394700))
^  Call: (182) [user] once(user:trly(cons_to_l, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), _1394700))
^  Call: (183) [user] trly(cons_to_l, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), _1394700)
^  Call: (184) [user] once(call(cons_to_l, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), _1496956))
^  Call: (185) [user] call(cons_to_l, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), _1496956)
^  Call: (186) [user] cons_to_l('$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), _1496956)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_l('$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0))
^  Exit: (185) [system] call(user:cons_to_l, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0))
^  Exit: (184) [system] once(user:call(cons_to_l, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0)))
   Call: (184) [system] '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0)\=@='$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0)
^  Exit: (183) [user] trly(cons_to_l, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0))
^  Exit: (182) [system] once(user:trly(cons_to_l, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_l, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0)))
^  Exit: (180) [user] untyped_to_metta('$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0))
^  Exit: (179) [system] call(user:untyped_to_metta, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0))
^  Exit: (178) [system] once(user:call(untyped_to_metta, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0)))
   Call: (178) [system] '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0)\=@='$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0)
^  Exit: (177) [user] trly(untyped_to_metta, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0))
^  Exit: (176) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0))
   Call: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0))))
   Exit: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0))))
^  Exit: (175) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0))
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0))
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0))
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0))))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0))))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0))
^  Exit: (171) [user] read_sform((0x55fbb4538270), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0))
^  Exit: (170) [system] once(user:read_sform((0x55fbb4538270), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0)))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55fbb4538270), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0)))
   Call: (169) [system] '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0)==end_of_file
   Fail: (169) [system] '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0)==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1727480696.9125626), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480696.9125626), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0)), 58]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), nthesize_long_1727480696_9164743, 58)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1727480696.9125626), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480696.9125626), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0)), 58]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1727480699.9509428)
   Call: (173) [system] arg(1, t(1727480696.9125626), _3148)
   Exit: (173) [system] arg(1, t(1727480696.9125626), 1727480696.9125626)
   Call: (173) [system] _3158 is 1727480699.9509428-1727480696.9125626
   Exit: (173) [system] 3.0383801460266113 is 1727480699.9509428-1727480696.9125626
   Call: (173) [system] 3.0383801460266113>4
   Fail: (173) [system] 3.0383801460266113>4
^  Exit: (171) [user] if_t((get_time(_3134), arg(1, t(1727480696.9125626), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480696.9125626), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0)), 58]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 6)
   Call: (175) [system] atom(6+1)
   Call: (175) [system] set_flag(translated_forms, 7)
   Exit: (175) [system] set_flag(translated_forms, 7)
   Exit: (174) [$syspreds] update_flag(translated_forms, 6, 6+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 6, 6+1))
   Exit: (171) [$syspreds] flag(translated_forms, 6, 6+1)
^  Call: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), nthesize_long_1727480696_9164743, 58)
^  Call: (172) [user] format((0x55fbb44dfd70), "/* ~w */~n", [";;      rule.  A rule is a function mapping premises to conclusion"])
^  Exit: (172) [user] format((0x55fbb44dfd70), "/* ~w */~n", [";;      rule.  A rule is a function mapping premises to conclusion"])
^  Exit: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), nthesize_long_1727480696_9164743, 58)
^  Exit: (169) [system] once(user:(if_t((get_time(_3134), arg(1, t(1727480696.9125626), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480696.9125626), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0)), 58]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 6, 6+1), write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 40, 0), nthesize_long_1727480696_9164743, 58)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55fbb4538270))
   Fail: (169) [system] at_end_of_stream((0x55fbb4538270))
^  Call: (169) [user] must_det_ll(line_count((0x55fbb4538270), _3074))
^  Call: (170) [user] once(user:line_count((0x55fbb4538270), _3074))
   Call: (171) [system] line_count((0x55fbb4538270), _3074)
   Exit: (171) [system] line_count((0x55fbb4538270), 65)
^  Exit: (170) [system] once(user:line_count((0x55fbb4538270), 65))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55fbb4538270), 65))
^  Call: (169) [user] must_det_ll(read_sform((0x55fbb4538270), _3084))
^  Call: (170) [user] once(user:read_sform((0x55fbb4538270), _3084))
^  Call: (171) [user] read_sform((0x55fbb4538270), _3084)
   Call: (172) [system] string((0x55fbb4538270))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (173) [system] string((0x55fbb4538270))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (174) [system] at_end_of_stream((0x55fbb4538270))
   Call: (174) [system] peek_char((0x55fbb4538270), _1571740)
   Exit: (174) [system] peek_char((0x55fbb4538270), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55fbb4538270), '\n')
   Exit: (174) [system] get_char((0x55fbb4538270), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), _3084)
   Call: (175) [system] at_end_of_stream((0x55fbb4538270))
   Call: (175) [system] peek_char((0x55fbb4538270), _1579162)
   Exit: (175) [system] peek_char((0x55fbb4538270), ;)
   Call: (175) [system] char_type(;, space)
^  Call: (175) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (176) [system] string((0x55fbb4538270))
^  Exit: (175) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (175) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (176) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (177) [system] at_end_of_stream((0x55fbb4538270))
   Call: (177) [system] peek_char((0x55fbb4538270), _1587500)
   Exit: (177) [system] peek_char((0x55fbb4538270), ;)
   Call: (177) [system] char_type(;, space)
   Call: (177) [system] _1590286=(0x55fbb4538270)
   Exit: (177) [system] (0x55fbb4538270)=(0x55fbb4538270)
^  Call: (177) [user] once((read_position((0x55fbb4538270), _1592154, _1592156, _1592158, _1592160), read_sexpr((0x55fbb4538270), _1592172), assertz(metta_file_comment(_1592154, _1592156, _1592158, _1592172, _1592160))))
^  Call: (179) [user] read_position((0x55fbb4538270), _1592154, _1592156, _1592158, _1592160)
   Call: (180) [system] stream_property((0x55fbb4538270), position(_1592160))
   Call: (181) [system] nonvar((0x55fbb4538270))
   Exit: (181) [system] nonvar((0x55fbb4538270))
   Call: (181) [system] nonvar(position(_1592160))
   Exit: (181) [system] nonvar(position(_1592160))
   Exit: (180) [system] stream_property((0x55fbb4538270), position('$stream_position'(2300, 66, 0, 2300)))
   Call: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(2300, 66, 0, 2300), _1592154)
   Call: (181) [system] nonvar(line_count)
   Exit: (181) [system] nonvar(line_count)
   Call: (181) [$syspreds] stream_position_field(line_count, _1602412)
   Exit: (181) [$syspreds] stream_position_field(line_count, 2)
   Call: (181) [system] arg(2, '$stream_position'(2300, 66, 0, 2300), _1592154)
   Exit: (181) [system] arg(2, '$stream_position'(2300, 66, 0, 2300), 66)
   Exit: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(2300, 66, 0, 2300), 66)
   Call: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(2300, 66, 0, 2300), _1592156)
   Call: (181) [system] nonvar(line_position)
   Exit: (181) [system] nonvar(line_position)
   Call: (181) [$syspreds] stream_position_field(line_position, _1609846)
   Exit: (181) [$syspreds] stream_position_field(line_position, 3)
   Call: (181) [system] arg(3, '$stream_position'(2300, 66, 0, 2300), _1592156)
   Exit: (181) [system] arg(3, '$stream_position'(2300, 66, 0, 2300), 0)
   Exit: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(2300, 66, 0, 2300), 0)
   Call: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(2300, 66, 0, 2300), _1592158)
   Call: (181) [system] nonvar(char_count)
   Exit: (181) [system] nonvar(char_count)
   Call: (181) [$syspreds] stream_position_field(char_count, _1617280)
   Exit: (181) [$syspreds] stream_position_field(char_count, 1)
   Call: (181) [system] arg(1, '$stream_position'(2300, 66, 0, 2300), _1592158)
   Exit: (181) [system] arg(1, '$stream_position'(2300, 66, 0, 2300), 2300)
   Exit: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(2300, 66, 0, 2300), 2300)
^  Exit: (179) [user] read_position((0x55fbb4538270), 66, 0, 2300, '$stream_position'(2300, 66, 0, 2300))
^  Call: (179) [user] read_sexpr((0x55fbb4538270), _1592172)
   Call: (180) [system] string((0x55fbb4538270))
   Fail: (180) [system] string((0x55fbb4538270))
^  Call: (180) [user] cont_sexpr(')', (0x55fbb4538270), _1592172)
^  Call: (181) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] peek_char((0x55fbb4538270), _1627506)
   Exit: (182) [system] peek_char((0x55fbb4538270), ;)
   Call: (182) [system] (;)=(;)
   Exit: (182) [system] (;)=(;)
^  Call: (182) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (183) [user] read_position((0x55fbb4538270), _1632144, _1632146, _1632148, _1632150)
   Call: (184) [system] stream_property((0x55fbb4538270), position(_1632150))
   Call: (185) [system] nonvar((0x55fbb4538270))
   Exit: (185) [system] nonvar((0x55fbb4538270))
   Call: (185) [system] nonvar(position(_1632150))
   Exit: (185) [system] nonvar(position(_1632150))
   Exit: (184) [system] stream_property((0x55fbb4538270), position('$stream_position'(2300, 66, 0, 2300)))
   Call: (184) [$syspreds] stream_position_data(line_count, '$stream_position'(2300, 66, 0, 2300), _1632144)
   Call: (185) [system] nonvar(line_count)
   Exit: (185) [system] nonvar(line_count)
   Call: (185) [$syspreds] stream_position_field(line_count, _1641438)
   Exit: (185) [$syspreds] stream_position_field(line_count, 2)
   Call: (185) [system] arg(2, '$stream_position'(2300, 66, 0, 2300), _1632144)
   Exit: (185) [system] arg(2, '$stream_position'(2300, 66, 0, 2300), 66)
   Exit: (184) [$syspreds] stream_position_data(line_count, '$stream_position'(2300, 66, 0, 2300), 66)
   Call: (184) [$syspreds] stream_position_data(line_position, '$stream_position'(2300, 66, 0, 2300), _1632146)
   Call: (185) [system] nonvar(line_position)
   Exit: (185) [system] nonvar(line_position)
   Call: (185) [$syspreds] stream_position_field(line_position, _1648872)
   Exit: (185) [$syspreds] stream_position_field(line_position, 3)
   Call: (185) [system] arg(3, '$stream_position'(2300, 66, 0, 2300), _1632146)
   Exit: (185) [system] arg(3, '$stream_position'(2300, 66, 0, 2300), 0)
   Exit: (184) [$syspreds] stream_position_data(line_position, '$stream_position'(2300, 66, 0, 2300), 0)
   Call: (184) [$syspreds] stream_position_data(char_count, '$stream_position'(2300, 66, 0, 2300), _1632148)
   Call: (185) [system] nonvar(char_count)
   Exit: (185) [system] nonvar(char_count)
   Call: (185) [$syspreds] stream_position_field(char_count, _1656306)
   Exit: (185) [$syspreds] stream_position_field(char_count, 1)
   Call: (185) [system] arg(1, '$stream_position'(2300, 66, 0, 2300), _1632148)
   Exit: (185) [system] arg(1, '$stream_position'(2300, 66, 0, 2300), 2300)
   Exit: (184) [$syspreds] stream_position_data(char_count, '$stream_position'(2300, 66, 0, 2300), 2300)
^  Exit: (183) [user] read_position((0x55fbb4538270), 66, 0, 2300, '$stream_position'(2300, 66, 0, 2300))
   Call: (183) [read_util] read_util:read_line_to_string((0x55fbb4538270), _1661900)
   Call: (184) [system] read_string((0x55fbb4538270), '\n', '\r', _1662830, _1662832)
   Exit: (184) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";; Trinary rule")
   Call: (184) [system] 10\== -1
   Exit: (184) [system] 10\== -1
   Call: (184) [system] _1661900=";; Trinary rule"
   Exit: (184) [system] ";; Trinary rule"=";; Trinary rule"
   Exit: (183) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";; Trinary rule")
^  Call: (183) [user] assertz(metta_file_comment(66, 0, 2300, '$COMMENT'(";; Trinary rule", 66, 0), '$stream_position'(2300, 66, 0, 2300)))
^  Exit: (183) [user] assertz(metta_file_comment(66, 0, 2300, '$COMMENT'(";; Trinary rule", 66, 0), '$stream_position'(2300, 66, 0, 2300)))
^  Exit: (182) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _1673092)
   Exit: (183) [system] peek_char((0x55fbb4538270), '(')
   Call: (183) [system] '('=(;)
   Fail: (183) [system] '('=(;)
   Call: (183) [system] '('=(/)
   Fail: (183) [system] '('=(/)
^  Call: (183) [user] is_like_space('(')
   Call: (184) [system] char_type('(', 'white')
   Fail: (184) [system] char_type('(', 'white')
   Call: (184) [system] char_type('(', end_of_line)
   Fail: (184) [system] char_type('(', end_of_line)
   Call: (184) [system] char_type('(', space)
   Fail: (184) [system] char_type('(', space)
   Call: (184) [system] char_type('(', cntrl)
   Fail: (184) [system] char_type('(', cntrl)
^  Fail: (183) [user] is_like_space('(')
^  Exit: (182) [user] skip_spaces((0x55fbb4538270))
^  Exit: (181) [user] skip_spaces((0x55fbb4538270))
   Call: (181) [system] get_char((0x55fbb4538270), _1690026)
   Exit: (181) [system] get_char((0x55fbb4538270), '(')
   Call: (181) [system] '('='('
   Exit: (181) [system] '('='('
^  Call: (181) [user] read_list(')', (0x55fbb4538270), _1592172)
^  Call: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _1695596)
   Exit: (183) [system] peek_char((0x55fbb4538270), =)
   Call: (183) [system] (=)=(;)
   Fail: (183) [system] (=)=(;)
   Call: (183) [system] (=)=(/)
   Fail: (183) [system] (=)=(/)
^  Call: (183) [user] is_like_space(=)
   Call: (184) [system] char_type(=, 'white')
   Fail: (184) [system] char_type(=, 'white')
   Call: (184) [system] char_type(=, end_of_line)
   Fail: (184) [system] char_type(=, end_of_line)
   Call: (184) [system] char_type(=, space)
   Fail: (184) [system] char_type(=, space)
   Call: (184) [system] char_type(=, cntrl)
   Fail: (184) [system] char_type(=, cntrl)
^  Fail: (183) [user] is_like_space(=)
^  Exit: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] peek_char((0x55fbb4538270), _1711606)
   Exit: (182) [system] peek_char((0x55fbb4538270), =)
   Call: (182) [system] (=)=')'
   Fail: (182) [system] (=)=')'
   Call: (182) [system] (=)=end_of_file
   Fail: (182) [system] (=)=end_of_file
^  Call: (182) [user] cont_sexpr(')', (0x55fbb4538270), _1717176)
^  Call: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _1719034)
   Exit: (184) [system] peek_char((0x55fbb4538270), =)
   Call: (184) [system] (=)=(;)
   Fail: (184) [system] (=)=(;)
   Call: (184) [system] (=)=(/)
   Fail: (184) [system] (=)=(/)
^  Call: (184) [user] is_like_space(=)
   Call: (185) [system] char_type(=, 'white')
   Fail: (185) [system] char_type(=, 'white')
   Call: (185) [system] char_type(=, end_of_line)
   Fail: (185) [system] char_type(=, end_of_line)
   Call: (185) [system] char_type(=, space)
   Fail: (185) [system] char_type(=, space)
   Call: (185) [system] char_type(=, cntrl)
   Fail: (185) [system] char_type(=, cntrl)
^  Fail: (184) [user] is_like_space(=)
^  Exit: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] get_char((0x55fbb4538270), _1735044)
   Exit: (183) [system] get_char((0x55fbb4538270), =)
   Call: (183) [system] (=)='('
   Fail: (183) [system] (=)='('
   Call: (183) [system] (=)='['
   Fail: (183) [system] (=)='['
   Call: (183) [system] (=)='{'
   Fail: (183) [system] (=)='{'
   Call: (183) [system] (=)='"'
   Fail: (183) [system] (=)='"'
   Call: (183) [system] (=)=!
   Fail: (183) [system] (=)=!
   Call: (183) [system] (=)='\''
   Fail: (183) [system] (=)='\''
   Call: (183) [system] (=)='`'
   Fail: (183) [system] (=)='`'
   Call: (183) [system] (=)=end_of_file
   Fail: (183) [system] (=)=end_of_file
^  Call: (183) [user] read_symbolic(')', (0x55fbb4538270), =, _1717176)
^  Call: (184) [user] read_symbolic_cont(')', (0x55fbb4538270), _1752686)
   Call: (185) [system] peek_char((0x55fbb4538270), _1753620)
   Exit: (185) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (185) [user] is_delimiter(' ')
   Call: (186) [system] char_type(' ', space)
   Exit: (186) [system] char_type(' ', space)
^  Exit: (185) [user] is_delimiter(' ')
   Call: (185) [system] _1752686=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (184) [user] classify_and_convert_charseq([=], _1717176)
^  Call: (185) [user] classify_and_convert_charseq_([=], _1762904)
^  Call: (187) [system] setup_call_cleanup('$notrace'(_1763856, _1763858), once(user:catch(read_from_chars([=], _1762904), _1763838, fail)), '$restore_trace'(_1763856, _1763858))
^  Call: (188) [system] sig_atomic(system:'$notrace'(_1763856, _1763858))
^  Exit: (187) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([=], =), _1763838, fail)), system:'$restore_trace'(3, -1))
   Call: (186) [system] atomic(=)
   Exit: (186) [system] atomic(=)
^  Exit: (185) [user] classify_and_convert_charseq_([=], =)
   Call: (185) [system] integer(=)
   Fail: (185) [system] integer(=)
   Call: (185) [system] _1717176=(=)
   Exit: (185) [system] (=)=(=)
^  Exit: (184) [user] classify_and_convert_charseq([=], =)
^  Exit: (183) [user] read_symbolic(')', (0x55fbb4538270), =, =)
^  Exit: (182) [user] cont_sexpr(')', (0x55fbb4538270), =)
^  Call: (182) [user] read_list(')', (0x55fbb4538270), _1775984)
^  Call: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _1777842)
   Exit: (184) [system] peek_char((0x55fbb4538270), ' ')
   Call: (184) [system] ' '=(;)
   Fail: (184) [system] ' '=(;)
   Call: (184) [system] ' '=(/)
   Fail: (184) [system] ' '=(/)
^  Call: (184) [user] is_like_space(' ')
   Call: (185) [system] char_type(' ', 'white')
   Exit: (185) [system] char_type(' ', 'white')
^  Exit: (184) [user] is_like_space(' ')
   Call: (184) [system] get_char((0x55fbb4538270), _1787436)
   Exit: (184) [system] get_char((0x55fbb4538270), ' ')
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1790140)
   Exit: (185) [system] peek_char((0x55fbb4538270), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
   Call: (185) [system] '('=(/)
   Fail: (185) [system] '('=(/)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
^  Exit: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _1807074)
   Exit: (183) [system] peek_char((0x55fbb4538270), '(')
   Call: (183) [system] '('=')'
   Fail: (183) [system] '('=')'
   Call: (183) [system] '('=end_of_file
   Fail: (183) [system] '('=end_of_file
^  Call: (183) [user] cont_sexpr(')', (0x55fbb4538270), _1812644)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1814502)
   Exit: (185) [system] peek_char((0x55fbb4538270), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
   Call: (185) [system] '('=(/)
   Fail: (185) [system] '('=(/)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] get_char((0x55fbb4538270), _1830512)
   Exit: (184) [system] get_char((0x55fbb4538270), '(')
   Call: (184) [system] '('='('
   Exit: (184) [system] '('='('
^  Call: (184) [user] read_list(')', (0x55fbb4538270), _1812644)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1836082)
   Exit: (186) [system] peek_char((0x55fbb4538270), s)
   Call: (186) [system] s=(;)
   Fail: (186) [system] s=(;)
   Call: (186) [system] s=(/)
   Fail: (186) [system] s=(/)
^  Call: (186) [user] is_like_space(s)
   Call: (187) [system] char_type(s, 'white')
   Fail: (187) [system] char_type(s, 'white')
   Call: (187) [system] char_type(s, end_of_line)
   Fail: (187) [system] char_type(s, end_of_line)
   Call: (187) [system] char_type(s, space)
   Fail: (187) [system] char_type(s, space)
   Call: (187) [system] char_type(s, cntrl)
   Fail: (187) [system] char_type(s, cntrl)
^  Fail: (186) [user] is_like_space(s)
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1852092)
   Exit: (185) [system] peek_char((0x55fbb4538270), s)
   Call: (185) [system] s=')'
   Fail: (185) [system] s=')'
   Call: (185) [system] s=end_of_file
   Fail: (185) [system] s=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55fbb4538270), _1857662)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1859520)
   Exit: (187) [system] peek_char((0x55fbb4538270), s)
   Call: (187) [system] s=(;)
   Fail: (187) [system] s=(;)
   Call: (187) [system] s=(/)
   Fail: (187) [system] s=(/)
^  Call: (187) [user] is_like_space(s)
   Call: (188) [system] char_type(s, 'white')
   Fail: (188) [system] char_type(s, 'white')
   Call: (188) [system] char_type(s, end_of_line)
   Fail: (188) [system] char_type(s, end_of_line)
   Call: (188) [system] char_type(s, space)
   Fail: (188) [system] char_type(s, space)
   Call: (188) [system] char_type(s, cntrl)
   Fail: (188) [system] char_type(s, cntrl)
^  Fail: (187) [user] is_like_space(s)
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] get_char((0x55fbb4538270), _1875530)
   Exit: (186) [system] get_char((0x55fbb4538270), s)
   Call: (186) [system] s='('
   Fail: (186) [system] s='('
   Call: (186) [system] s='['
   Fail: (186) [system] s='['
   Call: (186) [system] s='{'
   Fail: (186) [system] s='{'
   Call: (186) [system] s='"'
   Fail: (186) [system] s='"'
   Call: (186) [system] s=!
   Fail: (186) [system] s=!
   Call: (186) [system] s='\''
   Fail: (186) [system] s='\''
   Call: (186) [system] s='`'
   Fail: (186) [system] s='`'
   Call: (186) [system] s=end_of_file
   Fail: (186) [system] s=end_of_file
^  Call: (186) [user] read_symbolic(')', (0x55fbb4538270), s, _1857662)
^  Call: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), _1893172)
   Call: (188) [system] peek_char((0x55fbb4538270), _1894106)
   Exit: (188) [system] peek_char((0x55fbb4538270), y)
^  Call: (188) [user] is_delimiter(y)
   Call: (189) [system] char_type(y, space)
   Fail: (189) [system] char_type(y, space)
   Call: (189) [system] arg(_1898826, v('(', ')', end_of_file), y)
   Fail: (189) [system] arg(_1899758, v('(', ')', end_of_file), y)
^  Fail: (188) [user] is_delimiter(y)
   Call: (188) [system] ')'==y
   Fail: (188) [system] ')'==y
   Call: (188) [system] get_char((0x55fbb4538270), y)
   Exit: (188) [system] get_char((0x55fbb4538270), y)
   Call: (188) [system] y=(\)
   Fail: (188) [system] y=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _1907108)
   Call: (189) [system] peek_char((0x55fbb4538270), _1908042)
   Exit: (189) [system] peek_char((0x55fbb4538270), n)
^  Call: (189) [user] is_delimiter(n)
   Call: (190) [system] char_type(n, space)
   Fail: (190) [system] char_type(n, space)
   Call: (190) [system] arg(_1912762, v('(', ')', end_of_file), n)
   Fail: (190) [system] arg(_1913694, v('(', ')', end_of_file), n)
^  Fail: (189) [user] is_delimiter(n)
   Call: (189) [system] ')'==n
   Fail: (189) [system] ')'==n
   Call: (189) [system] get_char((0x55fbb4538270), n)
   Exit: (189) [system] get_char((0x55fbb4538270), n)
   Call: (189) [system] n=(\)
   Fail: (189) [system] n=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), _1921044)
   Call: (190) [system] peek_char((0x55fbb4538270), _1921978)
   Exit: (190) [system] peek_char((0x55fbb4538270), t)
^  Call: (190) [user] is_delimiter(t)
   Call: (191) [system] char_type(t, space)
   Fail: (191) [system] char_type(t, space)
   Call: (191) [system] arg(_1926698, v('(', ')', end_of_file), t)
   Fail: (191) [system] arg(_1927630, v('(', ')', end_of_file), t)
^  Fail: (190) [user] is_delimiter(t)
   Call: (190) [system] ')'==t
   Fail: (190) [system] ')'==t
   Call: (190) [system] get_char((0x55fbb4538270), t)
   Exit: (190) [system] get_char((0x55fbb4538270), t)
   Call: (190) [system] t=(\)
   Fail: (190) [system] t=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _1934980)
   Call: (191) [system] peek_char((0x55fbb4538270), _1935914)
   Exit: (191) [system] peek_char((0x55fbb4538270), h)
^  Call: (191) [user] is_delimiter(h)
   Call: (192) [system] char_type(h, space)
   Fail: (192) [system] char_type(h, space)
   Call: (192) [system] arg(_1940634, v('(', ')', end_of_file), h)
   Fail: (192) [system] arg(_1941566, v('(', ')', end_of_file), h)
^  Fail: (191) [user] is_delimiter(h)
   Call: (191) [system] ')'==h
   Fail: (191) [system] ')'==h
   Call: (191) [system] get_char((0x55fbb4538270), h)
   Exit: (191) [system] get_char((0x55fbb4538270), h)
   Call: (191) [system] h=(\)
   Fail: (191) [system] h=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _1948916)
   Call: (192) [system] peek_char((0x55fbb4538270), _1949850)
   Exit: (192) [system] peek_char((0x55fbb4538270), e)
^  Call: (192) [user] is_delimiter(e)
   Call: (193) [system] char_type(e, space)
   Fail: (193) [system] char_type(e, space)
   Call: (193) [system] arg(_1954570, v('(', ')', end_of_file), e)
   Fail: (193) [system] arg(_1955502, v('(', ')', end_of_file), e)
^  Fail: (192) [user] is_delimiter(e)
   Call: (192) [system] ')'==e
   Fail: (192) [system] ')'==e
   Call: (192) [system] get_char((0x55fbb4538270), e)
   Exit: (192) [system] get_char((0x55fbb4538270), e)
   Call: (192) [system] e=(\)
   Fail: (192) [system] e=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _1962852)
   Call: (193) [system] peek_char((0x55fbb4538270), _1963786)
   Exit: (193) [system] peek_char((0x55fbb4538270), s)
^  Call: (193) [user] is_delimiter(s)
   Call: (194) [system] char_type(s, space)
   Fail: (194) [system] char_type(s, space)
   Call: (194) [system] arg(_1968506, v('(', ')', end_of_file), s)
   Fail: (194) [system] arg(_1969438, v('(', ')', end_of_file), s)
^  Fail: (193) [user] is_delimiter(s)
   Call: (193) [system] ')'==s
   Fail: (193) [system] ')'==s
   Call: (193) [system] get_char((0x55fbb4538270), s)
   Exit: (193) [system] get_char((0x55fbb4538270), s)
   Call: (193) [system] s=(\)
   Fail: (193) [system] s=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _1976788)
   Call: (194) [system] peek_char((0x55fbb4538270), _1977722)
   Exit: (194) [system] peek_char((0x55fbb4538270), i)
^  Call: (194) [user] is_delimiter(i)
   Call: (195) [system] char_type(i, space)
   Fail: (195) [system] char_type(i, space)
   Call: (195) [system] arg(_1982442, v('(', ')', end_of_file), i)
   Fail: (195) [system] arg(_1983374, v('(', ')', end_of_file), i)
^  Fail: (194) [user] is_delimiter(i)
   Call: (194) [system] ')'==i
   Fail: (194) [system] ')'==i
   Call: (194) [system] get_char((0x55fbb4538270), i)
   Exit: (194) [system] get_char((0x55fbb4538270), i)
   Call: (194) [system] i=(\)
   Fail: (194) [system] i=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _1990724)
   Call: (195) [system] peek_char((0x55fbb4538270), _1991658)
   Exit: (195) [system] peek_char((0x55fbb4538270), z)
^  Call: (195) [user] is_delimiter(z)
   Call: (196) [system] char_type(z, space)
   Fail: (196) [system] char_type(z, space)
   Call: (196) [system] arg(_1996378, v('(', ')', end_of_file), z)
   Fail: (196) [system] arg(_1997310, v('(', ')', end_of_file), z)
^  Fail: (195) [user] is_delimiter(z)
   Call: (195) [system] ')'==z
   Fail: (195) [system] ')'==z
   Call: (195) [system] get_char((0x55fbb4538270), z)
   Exit: (195) [system] get_char((0x55fbb4538270), z)
   Call: (195) [system] z=(\)
   Fail: (195) [system] z=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _2004660)
   Call: (196) [system] peek_char((0x55fbb4538270), _2005594)
   Exit: (196) [system] peek_char((0x55fbb4538270), e)
^  Call: (196) [user] is_delimiter(e)
   Call: (197) [system] char_type(e, space)
   Fail: (197) [system] char_type(e, space)
   Call: (197) [system] arg(_2010314, v('(', ')', end_of_file), e)
   Fail: (197) [system] arg(_2011246, v('(', ')', end_of_file), e)
^  Fail: (196) [user] is_delimiter(e)
   Call: (196) [system] ')'==e
   Fail: (196) [system] ')'==e
   Call: (196) [system] get_char((0x55fbb4538270), e)
   Exit: (196) [system] get_char((0x55fbb4538270), e)
   Call: (196) [system] e=(\)
   Fail: (196) [system] e=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _2018596)
   Call: (197) [system] peek_char((0x55fbb4538270), _2019530)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (197) [user] is_delimiter(' ')
   Call: (198) [system] char_type(' ', space)
   Exit: (198) [system] char_type(' ', space)
^  Exit: (197) [user] is_delimiter(' ')
   Call: (197) [system] _2018596=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (196) [system] _2004660=[e]
   Exit: (196) [system] [e]=[e]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (195) [system] _1990724=[z, e]
   Exit: (195) [system] [z, e]=[z, e]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [z, e])
   Call: (194) [system] _1976788=[i, z, e]
   Exit: (194) [system] [i, z, e]=[i, z, e]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, z, e])
   Call: (193) [system] _1962852=[s, i, z, e]
   Exit: (193) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, i, z, e])
   Call: (192) [system] _1948916=[e, s, i, z, e]
   Exit: (192) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, s, i, z, e])
   Call: (191) [system] _1934980=[h, e, s, i, z, e]
   Exit: (191) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [h, e, s, i, z, e])
   Call: (190) [system] _1921044=[t, h, e, s, i, z, e]
   Exit: (190) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, h, e, s, i, z, e])
   Call: (189) [system] _1907108=[n, t, h, e, s, i, z, e]
   Exit: (189) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, h, e, s, i, z, e])
   Call: (188) [system] _1893172=[y, n, t, h, e, s, i, z, e]
   Exit: (188) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), [y, n, t, h, e, s, i, z, e])
^  Call: (187) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], _1857662)
^  Call: (188) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], _2053960)
^  Call: (190) [system] setup_call_cleanup('$notrace'(_2054912, _2054914), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _2053960), _2054894, fail)), '$restore_trace'(_2054912, _2054914))
^  Call: (191) [system] sig_atomic(system:'$notrace'(_2054912, _2054914))
^  Exit: (190) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _2054894, fail)), system:'$restore_trace'(3, -1))
   Call: (189) [system] atomic(synthesize)
   Exit: (189) [system] atomic(synthesize)
^  Exit: (188) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], synthesize)
   Call: (188) [system] integer(synthesize)
   Fail: (188) [system] integer(synthesize)
   Call: (188) [system] _1857662=synthesize
   Exit: (188) [system] synthesize=synthesize
^  Exit: (187) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (186) [user] read_symbolic(')', (0x55fbb4538270), s, synthesize)
^  Exit: (185) [user] cont_sexpr(')', (0x55fbb4538270), synthesize)
^  Call: (185) [user] read_list(')', (0x55fbb4538270), _2067040)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _2068898)
   Exit: (187) [system] peek_char((0x55fbb4538270), ' ')
   Call: (187) [system] ' '=(;)
   Fail: (187) [system] ' '=(;)
   Call: (187) [system] ' '=(/)
   Fail: (187) [system] ' '=(/)
^  Call: (187) [user] is_like_space(' ')
   Call: (188) [system] char_type(' ', 'white')
   Exit: (188) [system] char_type(' ', 'white')
^  Exit: (187) [user] is_like_space(' ')
   Call: (187) [system] get_char((0x55fbb4538270), _2078492)
   Exit: (187) [system] get_char((0x55fbb4538270), ' ')
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _2081196)
   Exit: (188) [system] peek_char((0x55fbb4538270), $)
   Call: (188) [system] ($)=(;)
   Fail: (188) [system] ($)=(;)
   Call: (188) [system] ($)=(/)
   Fail: (188) [system] ($)=(/)
^  Call: (188) [user] is_like_space($)
   Call: (189) [system] char_type($, 'white')
   Fail: (189) [system] char_type($, 'white')
   Call: (189) [system] char_type($, end_of_line)
   Fail: (189) [system] char_type($, end_of_line)
   Call: (189) [system] char_type($, space)
   Fail: (189) [system] char_type($, space)
   Call: (189) [system] char_type($, cntrl)
   Fail: (189) [system] char_type($, cntrl)
^  Fail: (188) [user] is_like_space($)
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _4688)
   Exit: (186) [system] peek_char((0x55fbb4538270), $)
   Call: (186) [system] ($)=')'
   Fail: (186) [system] ($)=')'
   Call: (186) [system] ($)=end_of_file
   Fail: (186) [system] ($)=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55fbb4538270), _10258)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _12116)
   Exit: (188) [system] peek_char((0x55fbb4538270), $)
   Call: (188) [system] ($)=(;)
   Fail: (188) [system] ($)=(;)
   Call: (188) [system] ($)=(/)
   Fail: (188) [system] ($)=(/)
^  Call: (188) [user] is_like_space($)
   Call: (189) [system] char_type($, 'white')
   Fail: (189) [system] char_type($, 'white')
   Call: (189) [system] char_type($, end_of_line)
   Fail: (189) [system] char_type($, end_of_line)
   Call: (189) [system] char_type($, space)
   Fail: (189) [system] char_type($, space)
   Call: (189) [system] char_type($, cntrl)
   Fail: (189) [system] char_type($, cntrl)
^  Fail: (188) [user] is_like_space($)
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] get_char((0x55fbb4538270), _28126)
   Exit: (187) [system] get_char((0x55fbb4538270), $)
   Call: (187) [system] ($)='('
   Fail: (187) [system] ($)='('
   Call: (187) [system] ($)='['
   Fail: (187) [system] ($)='['
   Call: (187) [system] ($)='{'
   Fail: (187) [system] ($)='{'
   Call: (187) [system] ($)='"'
   Fail: (187) [system] ($)='"'
   Call: (187) [system] ($)=!
   Fail: (187) [system] ($)=!
   Call: (187) [system] ($)='\''
   Fail: (187) [system] ($)='\''
   Call: (187) [system] ($)='`'
   Fail: (187) [system] ($)='`'
   Call: (187) [system] ($)=end_of_file
   Fail: (187) [system] ($)=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55fbb4538270), $, _10258)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _45768)
   Call: (189) [system] peek_char((0x55fbb4538270), _46702)
   Exit: (189) [system] peek_char((0x55fbb4538270), q)
^  Call: (189) [user] is_delimiter(q)
   Call: (190) [system] char_type(q, space)
   Fail: (190) [system] char_type(q, space)
   Call: (190) [system] arg(_51422, v('(', ')', end_of_file), q)
   Fail: (190) [system] arg(_52354, v('(', ')', end_of_file), q)
^  Fail: (189) [user] is_delimiter(q)
   Call: (189) [system] ')'==q
   Fail: (189) [system] ')'==q
   Call: (189) [system] get_char((0x55fbb4538270), q)
   Exit: (189) [system] get_char((0x55fbb4538270), q)
   Call: (189) [system] q=(\)
   Fail: (189) [system] q=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), _59704)
   Call: (190) [system] peek_char((0x55fbb4538270), _60638)
   Exit: (190) [system] peek_char((0x55fbb4538270), u)
^  Call: (190) [user] is_delimiter(u)
   Call: (191) [system] char_type(u, space)
   Fail: (191) [system] char_type(u, space)
   Call: (191) [system] arg(_65358, v('(', ')', end_of_file), u)
   Fail: (191) [system] arg(_66290, v('(', ')', end_of_file), u)
^  Fail: (190) [user] is_delimiter(u)
   Call: (190) [system] ')'==u
   Fail: (190) [system] ')'==u
   Call: (190) [system] get_char((0x55fbb4538270), u)
   Exit: (190) [system] get_char((0x55fbb4538270), u)
   Call: (190) [system] u=(\)
   Fail: (190) [system] u=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _73640)
   Call: (191) [system] peek_char((0x55fbb4538270), _74574)
   Exit: (191) [system] peek_char((0x55fbb4538270), e)
^  Call: (191) [user] is_delimiter(e)
   Call: (192) [system] char_type(e, space)
   Fail: (192) [system] char_type(e, space)
   Call: (192) [system] arg(_79294, v('(', ')', end_of_file), e)
   Fail: (192) [system] arg(_80226, v('(', ')', end_of_file), e)
^  Fail: (191) [user] is_delimiter(e)
   Call: (191) [system] ')'==e
   Fail: (191) [system] ')'==e
   Call: (191) [system] get_char((0x55fbb4538270), e)
   Exit: (191) [system] get_char((0x55fbb4538270), e)
   Call: (191) [system] e=(\)
   Fail: (191) [system] e=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _87576)
   Call: (192) [system] peek_char((0x55fbb4538270), _88510)
   Exit: (192) [system] peek_char((0x55fbb4538270), r)
^  Call: (192) [user] is_delimiter(r)
   Call: (193) [system] char_type(r, space)
   Fail: (193) [system] char_type(r, space)
   Call: (193) [system] arg(_93230, v('(', ')', end_of_file), r)
   Fail: (193) [system] arg(_94162, v('(', ')', end_of_file), r)
^  Fail: (192) [user] is_delimiter(r)
   Call: (192) [system] ')'==r
   Fail: (192) [system] ')'==r
   Call: (192) [system] get_char((0x55fbb4538270), r)
   Exit: (192) [system] get_char((0x55fbb4538270), r)
   Call: (192) [system] r=(\)
   Fail: (192) [system] r=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _101512)
   Call: (193) [system] peek_char((0x55fbb4538270), _102446)
   Exit: (193) [system] peek_char((0x55fbb4538270), y)
^  Call: (193) [user] is_delimiter(y)
   Call: (194) [system] char_type(y, space)
   Fail: (194) [system] char_type(y, space)
   Call: (194) [system] arg(_107166, v('(', ')', end_of_file), y)
   Fail: (194) [system] arg(_108098, v('(', ')', end_of_file), y)
^  Fail: (193) [user] is_delimiter(y)
   Call: (193) [system] ')'==y
   Fail: (193) [system] ')'==y
   Call: (193) [system] get_char((0x55fbb4538270), y)
   Exit: (193) [system] get_char((0x55fbb4538270), y)
   Call: (193) [system] y=(\)
   Fail: (193) [system] y=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _115448)
   Call: (194) [system] peek_char((0x55fbb4538270), _116382)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _115448=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (193) [system] _101512=[y]
   Exit: (193) [system] [y]=[y]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [y])
   Call: (192) [system] _87576=[r, y]
   Exit: (192) [system] [r, y]=[r, y]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, y])
   Call: (191) [system] _73640=[e, r, y]
   Exit: (191) [system] [e, r, y]=[e, r, y]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, r, y])
   Call: (190) [system] _59704=[u, e, r, y]
   Exit: (190) [system] [u, e, r, y]=[u, e, r, y]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, e, r, y])
   Call: (189) [system] _45768=[q, u, e, r, y]
   Exit: (189) [system] [q, u, e, r, y]=[q, u, e, r, y]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [q, u, e, r, y])
^  Call: (188) [user] classify_and_convert_charseq([$, q, u, e, r, y], _10258)
^  Call: (189) [user] classify_and_convert_charseq_([$, q, u, e, r, y], _139636)
   Call: (190) [system] atom_chars(_140568, ['_', q, u, e, r, y])
   Exit: (190) [system] atom_chars('_query', ['_', q, u, e, r, y])
^  Exit: (189) [user] classify_and_convert_charseq_([$, q, u, e, r, y], _query)
   Call: (189) [system] integer(_query)
   Fail: (189) [system] integer(_query)
   Call: (189) [system] _10258=_query
   Exit: (189) [system] _query=_query
^  Exit: (188) [user] classify_and_convert_charseq([$, q, u, e, r, y], _query)
^  Exit: (187) [user] read_symbolic(')', (0x55fbb4538270), $, _query)
^  Exit: (186) [user] cont_sexpr(')', (0x55fbb4538270), _query)
^  Call: (186) [user] read_list(')', (0x55fbb4538270), _149860)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _151718)
   Exit: (188) [system] peek_char((0x55fbb4538270), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
   Call: (188) [system] ' '=(/)
   Fail: (188) [system] ' '=(/)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55fbb4538270), _161312)
   Exit: (188) [system] get_char((0x55fbb4538270), ' ')
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _164016)
   Exit: (189) [system] peek_char((0x55fbb4538270), $)
   Call: (189) [system] ($)=(;)
   Fail: (189) [system] ($)=(;)
   Call: (189) [system] ($)=(/)
   Fail: (189) [system] ($)=(/)
^  Call: (189) [user] is_like_space($)
   Call: (190) [system] char_type($, 'white')
   Fail: (190) [system] char_type($, 'white')
   Call: (190) [system] char_type($, end_of_line)
   Fail: (190) [system] char_type($, end_of_line)
   Call: (190) [system] char_type($, space)
   Fail: (190) [system] char_type($, space)
   Call: (190) [system] char_type($, cntrl)
   Fail: (190) [system] char_type($, cntrl)
^  Fail: (189) [user] is_like_space($)
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _180950)
   Exit: (187) [system] peek_char((0x55fbb4538270), $)
   Call: (187) [system] ($)=')'
   Fail: (187) [system] ($)=')'
   Call: (187) [system] ($)=end_of_file
   Fail: (187) [system] ($)=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55fbb4538270), _186520)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _188378)
   Exit: (189) [system] peek_char((0x55fbb4538270), $)
   Call: (189) [system] ($)=(;)
   Fail: (189) [system] ($)=(;)
   Call: (189) [system] ($)=(/)
   Fail: (189) [system] ($)=(/)
^  Call: (189) [user] is_like_space($)
   Call: (190) [system] char_type($, 'white')
   Fail: (190) [system] char_type($, 'white')
   Call: (190) [system] char_type($, end_of_line)
   Fail: (190) [system] char_type($, end_of_line)
   Call: (190) [system] char_type($, space)
   Fail: (190) [system] char_type($, space)
   Call: (190) [system] char_type($, cntrl)
   Fail: (190) [system] char_type($, cntrl)
^  Fail: (189) [user] is_like_space($)
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] get_char((0x55fbb4538270), _204388)
   Exit: (188) [system] get_char((0x55fbb4538270), $)
   Call: (188) [system] ($)='('
   Fail: (188) [system] ($)='('
   Call: (188) [system] ($)='['
   Fail: (188) [system] ($)='['
   Call: (188) [system] ($)='{'
   Fail: (188) [system] ($)='{'
   Call: (188) [system] ($)='"'
   Fail: (188) [system] ($)='"'
   Call: (188) [system] ($)=!
   Fail: (188) [system] ($)=!
   Call: (188) [system] ($)='\''
   Fail: (188) [system] ($)='\''
   Call: (188) [system] ($)='`'
   Fail: (188) [system] ($)='`'
   Call: (188) [system] ($)=end_of_file
   Fail: (188) [system] ($)=end_of_file
^  Call: (188) [user] read_symbolic(')', (0x55fbb4538270), $, _186520)
^  Call: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), _222030)
   Call: (190) [system] peek_char((0x55fbb4538270), _222964)
   Exit: (190) [system] peek_char((0x55fbb4538270), k)
^  Call: (190) [user] is_delimiter(k)
   Call: (191) [system] char_type(k, space)
   Fail: (191) [system] char_type(k, space)
   Call: (191) [system] arg(_227684, v('(', ')', end_of_file), k)
   Fail: (191) [system] arg(_228616, v('(', ')', end_of_file), k)
^  Fail: (190) [user] is_delimiter(k)
   Call: (190) [system] ')'==k
   Fail: (190) [system] ')'==k
   Call: (190) [system] get_char((0x55fbb4538270), k)
   Exit: (190) [system] get_char((0x55fbb4538270), k)
   Call: (190) [system] k=(\)
   Fail: (190) [system] k=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _235966)
   Call: (191) [system] peek_char((0x55fbb4538270), _236900)
   Exit: (191) [system] peek_char((0x55fbb4538270), b)
^  Call: (191) [user] is_delimiter(b)
   Call: (192) [system] char_type(b, space)
   Fail: (192) [system] char_type(b, space)
   Call: (192) [system] arg(_241620, v('(', ')', end_of_file), b)
   Fail: (192) [system] arg(_242552, v('(', ')', end_of_file), b)
^  Fail: (191) [user] is_delimiter(b)
   Call: (191) [system] ')'==b
   Fail: (191) [system] ')'==b
   Call: (191) [system] get_char((0x55fbb4538270), b)
   Exit: (191) [system] get_char((0x55fbb4538270), b)
   Call: (191) [system] b=(\)
   Fail: (191) [system] b=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _249902)
   Call: (192) [system] peek_char((0x55fbb4538270), _250836)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (192) [user] is_delimiter(' ')
   Call: (193) [system] char_type(' ', space)
   Exit: (193) [system] char_type(' ', space)
^  Exit: (192) [user] is_delimiter(' ')
   Call: (192) [system] _249902=[]
   Exit: (192) [system] []=[]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (191) [system] _235966=[b]
   Exit: (191) [system] [b]=[b]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (190) [system] _222030=[k, b]
   Exit: (190) [system] [k, b]=[k, b]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), [k, b])
^  Call: (189) [user] classify_and_convert_charseq([$, k, b], _186520)
^  Call: (190) [user] classify_and_convert_charseq_([$, k, b], _265708)
   Call: (191) [system] atom_chars(_266640, ['_', k, b])
   Exit: (191) [system] atom_chars('_kb', ['_', k, b])
^  Exit: (190) [user] classify_and_convert_charseq_([$, k, b], _kb)
   Call: (190) [system] integer(_kb)
   Fail: (190) [system] integer(_kb)
   Call: (190) [system] _186520=_kb
   Exit: (190) [system] _kb=_kb
^  Exit: (189) [user] classify_and_convert_charseq([$, k, b], _kb)
^  Exit: (188) [user] read_symbolic(')', (0x55fbb4538270), $, _kb)
^  Exit: (187) [user] cont_sexpr(')', (0x55fbb4538270), _kb)
^  Call: (187) [user] read_list(')', (0x55fbb4538270), _275932)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _277790)
   Exit: (189) [system] peek_char((0x55fbb4538270), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
   Call: (189) [system] ' '=(/)
   Fail: (189) [system] ' '=(/)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55fbb4538270), _287384)
   Exit: (189) [system] get_char((0x55fbb4538270), ' ')
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _290088)
   Exit: (190) [system] peek_char((0x55fbb4538270), $)
   Call: (190) [system] ($)=(;)
   Fail: (190) [system] ($)=(;)
   Call: (190) [system] ($)=(/)
   Fail: (190) [system] ($)=(/)
^  Call: (190) [user] is_like_space($)
   Call: (191) [system] char_type($, 'white')
   Fail: (191) [system] char_type($, 'white')
   Call: (191) [system] char_type($, end_of_line)
   Fail: (191) [system] char_type($, end_of_line)
   Call: (191) [system] char_type($, space)
   Fail: (191) [system] char_type($, space)
   Call: (191) [system] char_type($, cntrl)
   Fail: (191) [system] char_type($, cntrl)
^  Fail: (190) [user] is_like_space($)
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _307022)
   Exit: (188) [system] peek_char((0x55fbb4538270), $)
   Call: (188) [system] ($)=')'
   Fail: (188) [system] ($)=')'
   Call: (188) [system] ($)=end_of_file
   Fail: (188) [system] ($)=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55fbb4538270), _312592)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _314450)
   Exit: (190) [system] peek_char((0x55fbb4538270), $)
   Call: (190) [system] ($)=(;)
   Fail: (190) [system] ($)=(;)
   Call: (190) [system] ($)=(/)
   Fail: (190) [system] ($)=(/)
^  Call: (190) [user] is_like_space($)
   Call: (191) [system] char_type($, 'white')
   Fail: (191) [system] char_type($, 'white')
   Call: (191) [system] char_type($, end_of_line)
   Fail: (191) [system] char_type($, end_of_line)
   Call: (191) [system] char_type($, space)
   Fail: (191) [system] char_type($, space)
   Call: (191) [system] char_type($, cntrl)
   Fail: (191) [system] char_type($, cntrl)
^  Fail: (190) [user] is_like_space($)
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] get_char((0x55fbb4538270), _330460)
   Exit: (189) [system] get_char((0x55fbb4538270), $)
   Call: (189) [system] ($)='('
   Fail: (189) [system] ($)='('
   Call: (189) [system] ($)='['
   Fail: (189) [system] ($)='['
   Call: (189) [system] ($)='{'
   Fail: (189) [system] ($)='{'
   Call: (189) [system] ($)='"'
   Fail: (189) [system] ($)='"'
   Call: (189) [system] ($)=!
   Fail: (189) [system] ($)=!
   Call: (189) [system] ($)='\''
   Fail: (189) [system] ($)='\''
   Call: (189) [system] ($)='`'
   Fail: (189) [system] ($)='`'
   Call: (189) [system] ($)=end_of_file
   Fail: (189) [system] ($)=end_of_file
^  Call: (189) [user] read_symbolic(')', (0x55fbb4538270), $, _312592)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _348102)
   Call: (191) [system] peek_char((0x55fbb4538270), _349036)
   Exit: (191) [system] peek_char((0x55fbb4538270), r)
^  Call: (191) [user] is_delimiter(r)
   Call: (192) [system] char_type(r, space)
   Fail: (192) [system] char_type(r, space)
   Call: (192) [system] arg(_353756, v('(', ')', end_of_file), r)
   Fail: (192) [system] arg(_354688, v('(', ')', end_of_file), r)
^  Fail: (191) [user] is_delimiter(r)
   Call: (191) [system] ')'==r
   Fail: (191) [system] ')'==r
   Call: (191) [system] get_char((0x55fbb4538270), r)
   Exit: (191) [system] get_char((0x55fbb4538270), r)
   Call: (191) [system] r=(\)
   Fail: (191) [system] r=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _362038)
   Call: (192) [system] peek_char((0x55fbb4538270), _362972)
   Exit: (192) [system] peek_char((0x55fbb4538270), b)
^  Call: (192) [user] is_delimiter(b)
   Call: (193) [system] char_type(b, space)
   Fail: (193) [system] char_type(b, space)
   Call: (193) [system] arg(_367692, v('(', ')', end_of_file), b)
   Fail: (193) [system] arg(_368624, v('(', ')', end_of_file), b)
^  Fail: (192) [user] is_delimiter(b)
   Call: (192) [system] ')'==b
   Fail: (192) [system] ')'==b
   Call: (192) [system] get_char((0x55fbb4538270), b)
   Exit: (192) [system] get_char((0x55fbb4538270), b)
   Call: (192) [system] b=(\)
   Fail: (192) [system] b=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _375974)
   Call: (193) [system] peek_char((0x55fbb4538270), _376908)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (193) [user] is_delimiter(' ')
   Call: (194) [system] char_type(' ', space)
   Exit: (194) [system] char_type(' ', space)
^  Exit: (193) [user] is_delimiter(' ')
   Call: (193) [system] _375974=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (192) [system] _362038=[b]
   Exit: (192) [system] [b]=[b]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (191) [system] _348102=[r, b]
   Exit: (191) [system] [r, b]=[r, b]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, b])
^  Call: (190) [user] classify_and_convert_charseq([$, r, b], _312592)
^  Call: (191) [user] classify_and_convert_charseq_([$, r, b], _391780)
   Call: (192) [system] atom_chars(_392712, ['_', r, b])
   Exit: (192) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (191) [user] classify_and_convert_charseq_([$, r, b], _rb)
   Call: (191) [system] integer(_rb)
   Fail: (191) [system] integer(_rb)
   Call: (191) [system] _312592=_rb
   Exit: (191) [system] _rb=_rb
^  Exit: (190) [user] classify_and_convert_charseq([$, r, b], _rb)
^  Exit: (189) [user] read_symbolic(')', (0x55fbb4538270), $, _rb)
^  Exit: (188) [user] cont_sexpr(')', (0x55fbb4538270), _rb)
^  Call: (188) [user] read_list(')', (0x55fbb4538270), _402004)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _403862)
   Exit: (190) [system] peek_char((0x55fbb4538270), ' ')
   Call: (190) [system] ' '=(;)
   Fail: (190) [system] ' '=(;)
   Call: (190) [system] ' '=(/)
   Fail: (190) [system] ' '=(/)
^  Call: (190) [user] is_like_space(' ')
   Call: (191) [system] char_type(' ', 'white')
   Exit: (191) [system] char_type(' ', 'white')
^  Exit: (190) [user] is_like_space(' ')
   Call: (190) [system] get_char((0x55fbb4538270), _413456)
   Exit: (190) [system] get_char((0x55fbb4538270), ' ')
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _416160)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
   Call: (191) [system] '('=(/)
   Fail: (191) [system] '('=(/)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _433094)
   Exit: (189) [system] peek_char((0x55fbb4538270), '(')
   Call: (189) [system] '('=')'
   Fail: (189) [system] '('=')'
   Call: (189) [system] '('=end_of_file
   Fail: (189) [system] '('=end_of_file
^  Call: (189) [user] cont_sexpr(')', (0x55fbb4538270), _438664)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _440522)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
   Call: (191) [system] '('=(/)
   Fail: (191) [system] '('=(/)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] get_char((0x55fbb4538270), _456532)
   Exit: (190) [system] get_char((0x55fbb4538270), '(')
   Call: (190) [system] '('='('
   Exit: (190) [system] '('='('
^  Call: (190) [user] read_list(')', (0x55fbb4538270), _438664)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _462102)
   Exit: (192) [system] peek_char((0x55fbb4538270), 'S')
   Call: (192) [system] 'S'=(;)
   Fail: (192) [system] 'S'=(;)
   Call: (192) [system] 'S'=(/)
   Fail: (192) [system] 'S'=(/)
^  Call: (192) [user] is_like_space('S')
   Call: (193) [system] char_type('S', 'white')
   Fail: (193) [system] char_type('S', 'white')
   Call: (193) [system] char_type('S', end_of_line)
   Fail: (193) [system] char_type('S', end_of_line)
   Call: (193) [system] char_type('S', space)
   Fail: (193) [system] char_type('S', space)
   Call: (193) [system] char_type('S', cntrl)
   Fail: (193) [system] char_type('S', cntrl)
^  Fail: (192) [user] is_like_space('S')
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _478112)
   Exit: (191) [system] peek_char((0x55fbb4538270), 'S')
   Call: (191) [system] 'S'=')'
   Fail: (191) [system] 'S'=')'
   Call: (191) [system] 'S'=end_of_file
   Fail: (191) [system] 'S'=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55fbb4538270), _483682)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _485540)
   Exit: (193) [system] peek_char((0x55fbb4538270), 'S')
   Call: (193) [system] 'S'=(;)
   Fail: (193) [system] 'S'=(;)
   Call: (193) [system] 'S'=(/)
   Fail: (193) [system] 'S'=(/)
^  Call: (193) [user] is_like_space('S')
   Call: (194) [system] char_type('S', 'white')
   Fail: (194) [system] char_type('S', 'white')
   Call: (194) [system] char_type('S', end_of_line)
   Fail: (194) [system] char_type('S', end_of_line)
   Call: (194) [system] char_type('S', space)
   Fail: (194) [system] char_type('S', space)
   Call: (194) [system] char_type('S', cntrl)
   Fail: (194) [system] char_type('S', cntrl)
^  Fail: (193) [user] is_like_space('S')
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] get_char((0x55fbb4538270), _501550)
   Exit: (192) [system] get_char((0x55fbb4538270), 'S')
   Call: (192) [system] 'S'='('
   Fail: (192) [system] 'S'='('
   Call: (192) [system] 'S'='['
   Fail: (192) [system] 'S'='['
   Call: (192) [system] 'S'='{'
   Fail: (192) [system] 'S'='{'
   Call: (192) [system] 'S'='"'
   Fail: (192) [system] 'S'='"'
   Call: (192) [system] 'S'=!
   Fail: (192) [system] 'S'=!
   Call: (192) [system] 'S'='\''
   Fail: (192) [system] 'S'='\''
   Call: (192) [system] 'S'='`'
   Fail: (192) [system] 'S'='`'
   Call: (192) [system] 'S'=end_of_file
   Fail: (192) [system] 'S'=end_of_file
^  Call: (192) [user] read_symbolic(')', (0x55fbb4538270), 'S', _483682)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _519192)
   Call: (194) [system] peek_char((0x55fbb4538270), _520126)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _519192=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (193) [user] classify_and_convert_charseq(['S'], _483682)
^  Call: (194) [user] classify_and_convert_charseq_(['S'], _529410)
^  Call: (196) [system] setup_call_cleanup('$notrace'(_530362, _530364), once(user:catch(read_from_chars(['S'], _529410), _530344, fail)), '$restore_trace'(_530362, _530364))
^  Call: (197) [system] sig_atomic(system:'$notrace'(_530362, _530364))
^  Exit: (196) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['S'], _529410), _530344, fail)), system:'$restore_trace'(3, -1))
   Call: (195) [system] atomic(_529410)
   Fail: (195) [system] atomic(_529410)
   Call: (195) [system] atom_chars(_529410, ['S'])
   Exit: (195) [system] atom_chars('S', ['S'])
^  Exit: (194) [user] classify_and_convert_charseq_(['S'], 'S')
   Call: (194) [system] integer('S')
   Fail: (194) [system] integer('S')
   Call: (194) [system] _483682='S'
   Exit: (194) [system] 'S'='S'
^  Exit: (193) [user] classify_and_convert_charseq(['S'], 'S')
^  Exit: (192) [user] read_symbolic(')', (0x55fbb4538270), 'S', 'S')
^  Exit: (191) [user] cont_sexpr(')', (0x55fbb4538270), 'S')
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _544360)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _546218)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _555812)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _558516)
   Exit: (194) [system] peek_char((0x55fbb4538270), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
   Call: (194) [system] ($)=(/)
   Fail: (194) [system] ($)=(/)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _575450)
   Exit: (192) [system] peek_char((0x55fbb4538270), $)
   Call: (192) [system] ($)=')'
   Fail: (192) [system] ($)=')'
   Call: (192) [system] ($)=end_of_file
   Fail: (192) [system] ($)=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _581020)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _582878)
   Exit: (194) [system] peek_char((0x55fbb4538270), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
   Call: (194) [system] ($)=(/)
   Fail: (194) [system] ($)=(/)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _598888)
   Exit: (193) [system] get_char((0x55fbb4538270), $)
   Call: (193) [system] ($)='('
   Fail: (193) [system] ($)='('
   Call: (193) [system] ($)='['
   Fail: (193) [system] ($)='['
   Call: (193) [system] ($)='{'
   Fail: (193) [system] ($)='{'
   Call: (193) [system] ($)='"'
   Fail: (193) [system] ($)='"'
   Call: (193) [system] ($)=!
   Fail: (193) [system] ($)=!
   Call: (193) [system] ($)='\''
   Fail: (193) [system] ($)='\''
   Call: (193) [system] ($)='`'
   Fail: (193) [system] ($)='`'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55fbb4538270), $, _581020)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _616530)
   Call: (195) [system] peek_char((0x55fbb4538270), _617464)
   Exit: (195) [system] peek_char((0x55fbb4538270), k)
^  Call: (195) [user] is_delimiter(k)
   Call: (196) [system] char_type(k, space)
   Fail: (196) [system] char_type(k, space)
   Call: (196) [system] arg(_622184, v('(', ')', end_of_file), k)
   Fail: (196) [system] arg(_623116, v('(', ')', end_of_file), k)
^  Fail: (195) [user] is_delimiter(k)
   Call: (195) [system] ')'==k
   Fail: (195) [system] ')'==k
   Call: (195) [system] get_char((0x55fbb4538270), k)
   Exit: (195) [system] get_char((0x55fbb4538270), k)
   Call: (195) [system] k=(\)
   Fail: (195) [system] k=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _630466)
   Call: (196) [system] peek_char((0x55fbb4538270), _631400)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
^  Call: (196) [user] is_delimiter(')')
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] arg(_636120, v('(', ')', end_of_file), ')')
   Exit: (197) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (196) [user] is_delimiter(')')
   Call: (196) [system] _630466=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (195) [system] _616530=[k]
   Exit: (195) [system] [k]=[k]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
^  Call: (194) [user] classify_and_convert_charseq([$, k], _581020)
^  Call: (195) [user] classify_and_convert_charseq_([$, k], _645350)
   Call: (196) [system] atom_chars(_646282, ['_', k])
   Exit: (196) [system] atom_chars('_k', ['_', k])
^  Exit: (195) [user] classify_and_convert_charseq_([$, k], _k)
   Call: (195) [system] integer(_k)
   Fail: (195) [system] integer(_k)
   Call: (195) [system] _581020=_k
   Exit: (195) [system] _k=_k
^  Exit: (194) [user] classify_and_convert_charseq([$, k], _k)
^  Exit: (193) [user] read_symbolic(')', (0x55fbb4538270), $, _k)
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), _k)
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _655574)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _657432)
   Exit: (194) [system] peek_char((0x55fbb4538270), ')')
   Call: (194) [system] ')'=(;)
   Fail: (194) [system] ')'=(;)
   Call: (194) [system] ')'=(/)
   Fail: (194) [system] ')'=(/)
^  Call: (194) [user] is_like_space(')')
   Call: (195) [system] char_type(')', 'white')
   Fail: (195) [system] char_type(')', 'white')
   Call: (195) [system] char_type(')', end_of_line)
   Fail: (195) [system] char_type(')', end_of_line)
   Call: (195) [system] char_type(')', space)
   Fail: (195) [system] char_type(')', space)
   Call: (195) [system] char_type(')', cntrl)
   Fail: (195) [system] char_type(')', cntrl)
^  Fail: (194) [user] is_like_space(')')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _673442)
   Exit: (193) [system] peek_char((0x55fbb4538270), ')')
   Call: (193) [system] ')'=')'
   Exit: (193) [system] ')'=')'
   Call: (193) [system] get_char((0x55fbb4538270), _677232)
   Exit: (193) [system] get_char((0x55fbb4538270), ')')
   Call: (193) [system] _655574=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [])
   Call: (192) [system] _544360=[_k]
   Exit: (192) [system] [_k]=[_k]
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), [_k])
   Call: (191) [system] _438664=['S', _k]
   Exit: (191) [system] ['S', _k]=['S', _k]
^  Exit: (190) [user] read_list(')', (0x55fbb4538270), ['S', _k])
^  Exit: (189) [user] cont_sexpr(')', (0x55fbb4538270), ['S', _k])
^  Call: (189) [user] read_list(')', (0x55fbb4538270), _688320)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _690178)
   Exit: (191) [system] peek_char((0x55fbb4538270), ')')
   Call: (191) [system] ')'=(;)
   Fail: (191) [system] ')'=(;)
   Call: (191) [system] ')'=(/)
   Fail: (191) [system] ')'=(/)
^  Call: (191) [user] is_like_space(')')
   Call: (192) [system] char_type(')', 'white')
   Fail: (192) [system] char_type(')', 'white')
   Call: (192) [system] char_type(')', end_of_line)
   Fail: (192) [system] char_type(')', end_of_line)
   Call: (192) [system] char_type(')', space)
   Fail: (192) [system] char_type(')', space)
   Call: (192) [system] char_type(')', cntrl)
   Fail: (192) [system] char_type(')', cntrl)
^  Fail: (191) [user] is_like_space(')')
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _706188)
   Exit: (190) [system] peek_char((0x55fbb4538270), ')')
   Call: (190) [system] ')'=')'
   Exit: (190) [system] ')'=')'
   Call: (190) [system] get_char((0x55fbb4538270), _709978)
   Exit: (190) [system] get_char((0x55fbb4538270), ')')
   Call: (190) [system] _688320=[]
   Exit: (190) [system] []=[]
^  Exit: (189) [user] read_list(')', (0x55fbb4538270), [])
   Call: (189) [system] _402004=[['S', _k]]
   Exit: (189) [system] [['S', _k]]=[['S', _k]]
^  Exit: (188) [user] read_list(')', (0x55fbb4538270), [['S', _k]])
   Call: (188) [system] _275932=[_rb, ['S', _k]]
   Exit: (188) [system] [_rb, ['S', _k]]=[_rb, ['S', _k]]
^  Exit: (187) [user] read_list(')', (0x55fbb4538270), [_rb, ['S', _k]])
   Call: (187) [system] _149860=[_kb, _rb, ['S', _k]]
   Exit: (187) [system] [_kb, _rb, ['S', _k]]=[_kb, _rb, ['S', _k]]
^  Exit: (186) [user] read_list(')', (0x55fbb4538270), [_kb, _rb, ['S', _k]])
   Call: (186) [system] _3368=[_query, _kb, _rb, ['S', _k]]
   Exit: (186) [system] [_query, _kb, _rb, ['S', _k]]=[_query, _kb, _rb, ['S', _k]]
^  Exit: (185) [user] read_list(')', (0x55fbb4538270), [_query, _kb, _rb, ['S', _k]])
   Call: (185) [system] _3360=[synthesize, _query, _kb, _rb, ['S', _k]]
   Exit: (185) [system] [synthesize, _query, _kb, _rb, ['S', _k]]=[synthesize, _query, _kb, _rb, ['S', _k]]
^  Exit: (184) [user] read_list(')', (0x55fbb4538270), [synthesize, _query, _kb, _rb, ['S', _k]])
^  Exit: (183) [user] cont_sexpr(')', (0x55fbb4538270), [synthesize, _query, _kb, _rb, ['S', _k]])
^  Call: (183) [user] read_list(')', (0x55fbb4538270), _729448)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _731306)
   Exit: (185) [system] peek_char((0x55fbb4538270), '\n')
   Call: (185) [system] '\n'=(;)
   Fail: (185) [system] '\n'=(;)
   Call: (185) [system] '\n'=(/)
   Fail: (185) [system] '\n'=(/)
^  Call: (185) [user] is_like_space('\n')
   Call: (186) [system] char_type('\n', 'white')
   Fail: (186) [system] char_type('\n', 'white')
   Call: (186) [system] char_type('\n', end_of_line)
   Exit: (186) [system] char_type('\n', end_of_line)
^  Exit: (185) [user] is_like_space('\n')
   Call: (185) [system] get_char((0x55fbb4538270), _742756)
   Exit: (185) [system] get_char((0x55fbb4538270), '\n')
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _745460)
   Exit: (186) [system] peek_char((0x55fbb4538270), ' ')
   Call: (186) [system] ' '=(;)
   Fail: (186) [system] ' '=(;)
   Call: (186) [system] ' '=(/)
   Fail: (186) [system] ' '=(/)
^  Call: (186) [user] is_like_space(' ')
   Call: (187) [system] char_type(' ', 'white')
   Exit: (187) [system] char_type(' ', 'white')
^  Exit: (186) [user] is_like_space(' ')
   Call: (186) [system] get_char((0x55fbb4538270), _755054)
   Exit: (186) [system] get_char((0x55fbb4538270), ' ')
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _757758)
   Exit: (187) [system] peek_char((0x55fbb4538270), ' ')
   Call: (187) [system] ' '=(;)
   Fail: (187) [system] ' '=(;)
   Call: (187) [system] ' '=(/)
   Fail: (187) [system] ' '=(/)
^  Call: (187) [user] is_like_space(' ')
   Call: (188) [system] char_type(' ', 'white')
   Exit: (188) [system] char_type(' ', 'white')
^  Exit: (187) [user] is_like_space(' ')
   Call: (187) [system] get_char((0x55fbb4538270), _767352)
   Exit: (187) [system] get_char((0x55fbb4538270), ' ')
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _770056)
   Exit: (188) [system] peek_char((0x55fbb4538270), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
   Call: (188) [system] ' '=(/)
   Fail: (188) [system] ' '=(/)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55fbb4538270), _779650)
   Exit: (188) [system] get_char((0x55fbb4538270), ' ')
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _782354)
   Exit: (189) [system] peek_char((0x55fbb4538270), '(')
   Call: (189) [system] '('=(;)
   Fail: (189) [system] '('=(;)
   Call: (189) [system] '('=(/)
   Fail: (189) [system] '('=(/)
^  Call: (189) [user] is_like_space('(')
   Call: (190) [system] char_type('(', 'white')
   Fail: (190) [system] char_type('(', 'white')
   Call: (190) [system] char_type('(', end_of_line)
   Fail: (190) [system] char_type('(', end_of_line)
   Call: (190) [system] char_type('(', space)
   Fail: (190) [system] char_type('(', space)
   Call: (190) [system] char_type('(', cntrl)
   Fail: (190) [system] char_type('(', cntrl)
^  Fail: (189) [user] is_like_space('(')
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _802060)
   Exit: (184) [system] peek_char((0x55fbb4538270), '(')
   Call: (184) [system] '('=')'
   Fail: (184) [system] '('=')'
   Call: (184) [system] '('=end_of_file
   Fail: (184) [system] '('=end_of_file
^  Call: (184) [user] cont_sexpr(')', (0x55fbb4538270), _807630)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _809488)
   Exit: (186) [system] peek_char((0x55fbb4538270), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
   Call: (186) [system] '('=(/)
   Fail: (186) [system] '('=(/)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] get_char((0x55fbb4538270), _825498)
   Exit: (185) [system] get_char((0x55fbb4538270), '(')
   Call: (185) [system] '('='('
   Exit: (185) [system] '('='('
^  Call: (185) [user] read_list(')', (0x55fbb4538270), _807630)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _831068)
   Exit: (187) [system] peek_char((0x55fbb4538270), l)
   Call: (187) [system] l=(;)
   Fail: (187) [system] l=(;)
   Call: (187) [system] l=(/)
   Fail: (187) [system] l=(/)
^  Call: (187) [user] is_like_space(l)
   Call: (188) [system] char_type(l, 'white')
   Fail: (188) [system] char_type(l, 'white')
   Call: (188) [system] char_type(l, end_of_line)
   Fail: (188) [system] char_type(l, end_of_line)
   Call: (188) [system] char_type(l, space)
   Fail: (188) [system] char_type(l, space)
   Call: (188) [system] char_type(l, cntrl)
   Fail: (188) [system] char_type(l, cntrl)
^  Fail: (187) [user] is_like_space(l)
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _847078)
   Exit: (186) [system] peek_char((0x55fbb4538270), l)
   Call: (186) [system] l=')'
   Fail: (186) [system] l=')'
   Call: (186) [system] l=end_of_file
   Fail: (186) [system] l=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55fbb4538270), _852648)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _854506)
   Exit: (188) [system] peek_char((0x55fbb4538270), l)
   Call: (188) [system] l=(;)
   Fail: (188) [system] l=(;)
   Call: (188) [system] l=(/)
   Fail: (188) [system] l=(/)
^  Call: (188) [user] is_like_space(l)
   Call: (189) [system] char_type(l, 'white')
   Fail: (189) [system] char_type(l, 'white')
   Call: (189) [system] char_type(l, end_of_line)
   Fail: (189) [system] char_type(l, end_of_line)
   Call: (189) [system] char_type(l, space)
   Fail: (189) [system] char_type(l, space)
   Call: (189) [system] char_type(l, cntrl)
   Fail: (189) [system] char_type(l, cntrl)
^  Fail: (188) [user] is_like_space(l)
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] get_char((0x55fbb4538270), _870516)
   Exit: (187) [system] get_char((0x55fbb4538270), l)
   Call: (187) [system] l='('
   Fail: (187) [system] l='('
   Call: (187) [system] l='['
   Fail: (187) [system] l='['
   Call: (187) [system] l='{'
   Fail: (187) [system] l='{'
   Call: (187) [system] l='"'
   Fail: (187) [system] l='"'
   Call: (187) [system] l=!
   Fail: (187) [system] l=!
   Call: (187) [system] l='\''
   Fail: (187) [system] l='\''
   Call: (187) [system] l='`'
   Fail: (187) [system] l='`'
   Call: (187) [system] l=end_of_file
   Fail: (187) [system] l=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55fbb4538270), l, _852648)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _888158)
   Call: (189) [system] peek_char((0x55fbb4538270), _889092)
   Exit: (189) [system] peek_char((0x55fbb4538270), e)
^  Call: (189) [user] is_delimiter(e)
   Call: (190) [system] char_type(e, space)
   Fail: (190) [system] char_type(e, space)
   Call: (190) [system] arg(_893812, v('(', ')', end_of_file), e)
   Fail: (190) [system] arg(_894744, v('(', ')', end_of_file), e)
^  Fail: (189) [user] is_delimiter(e)
   Call: (189) [system] ')'==e
   Fail: (189) [system] ')'==e
   Call: (189) [system] get_char((0x55fbb4538270), e)
   Exit: (189) [system] get_char((0x55fbb4538270), e)
   Call: (189) [system] e=(\)
   Fail: (189) [system] e=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), _902094)
   Call: (190) [system] peek_char((0x55fbb4538270), _903028)
   Exit: (190) [system] peek_char((0x55fbb4538270), t)
^  Call: (190) [user] is_delimiter(t)
   Call: (191) [system] char_type(t, space)
   Fail: (191) [system] char_type(t, space)
   Call: (191) [system] arg(_907748, v('(', ')', end_of_file), t)
   Fail: (191) [system] arg(_908680, v('(', ')', end_of_file), t)
^  Fail: (190) [user] is_delimiter(t)
   Call: (190) [system] ')'==t
   Fail: (190) [system] ')'==t
   Call: (190) [system] get_char((0x55fbb4538270), t)
   Exit: (190) [system] get_char((0x55fbb4538270), t)
   Call: (190) [system] t=(\)
   Fail: (190) [system] t=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _916030)
   Call: (191) [system] peek_char((0x55fbb4538270), _916964)
   Exit: (191) [system] peek_char((0x55fbb4538270), *)
^  Call: (191) [user] is_delimiter(*)
   Call: (192) [system] char_type(*, space)
   Fail: (192) [system] char_type(*, space)
   Call: (192) [system] arg(_921684, v('(', ')', end_of_file), *)
   Fail: (192) [system] arg(_922616, v('(', ')', end_of_file), *)
^  Fail: (191) [user] is_delimiter(*)
   Call: (191) [system] ')'==(*)
   Fail: (191) [system] ')'==(*)
   Call: (191) [system] get_char((0x55fbb4538270), *)
   Exit: (191) [system] get_char((0x55fbb4538270), *)
   Call: (191) [system] (*)=(\)
   Fail: (191) [system] (*)=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _929966)
   Call: (192) [system] peek_char((0x55fbb4538270), _930900)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (192) [user] is_delimiter(' ')
   Call: (193) [system] char_type(' ', space)
   Exit: (193) [system] char_type(' ', space)
^  Exit: (192) [user] is_delimiter(' ')
   Call: (192) [system] _929966=[]
   Exit: (192) [system] []=[]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (191) [system] _916030=[*]
   Exit: (191) [system] [*]=[*]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [*])
   Call: (190) [system] _902094=[t, *]
   Exit: (190) [system] [t, *]=[t, *]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, *])
   Call: (189) [system] _888158=[e, t, *]
   Exit: (189) [system] [e, t, *]=[e, t, *]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, t, *])
^  Call: (188) [user] classify_and_convert_charseq([l, e, t, *], _852648)
^  Call: (189) [user] classify_and_convert_charseq_([l, e, t, *], _948566)
^  Call: (191) [system] setup_call_cleanup('$notrace'(_949518, _949520), once(user:catch(read_from_chars([l, e, t, *], _948566), _949500, fail)), '$restore_trace'(_949518, _949520))
^  Call: (192) [system] sig_atomic(system:'$notrace'(_949518, _949520))
   Call: (190) [system] atom_chars(_3460, [l, e, t, *])
   Exit: (190) [system] atom_chars('let*', [l, e, t, *])
^  Exit: (189) [user] classify_and_convert_charseq_([l, e, t, *], 'let*')
   Call: (189) [system] integer('let*')
   Fail: (189) [system] integer('let*')
   Call: (189) [system] _3430='let*'
   Exit: (189) [system] 'let*'='let*'
^  Exit: (188) [user] classify_and_convert_charseq([l, e, t, *], 'let*')
^  Exit: (187) [user] read_symbolic(')', (0x55fbb4538270), l, 'let*')
^  Exit: (186) [user] cont_sexpr(')', (0x55fbb4538270), 'let*')
^  Call: (186) [user] read_list(')', (0x55fbb4538270), _12826)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _14684)
   Exit: (188) [system] peek_char((0x55fbb4538270), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
   Call: (188) [system] ' '=(/)
   Fail: (188) [system] ' '=(/)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55fbb4538270), _24278)
   Exit: (188) [system] get_char((0x55fbb4538270), ' ')
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _26982)
   Exit: (189) [system] peek_char((0x55fbb4538270), '(')
   Call: (189) [system] '('=(;)
   Fail: (189) [system] '('=(;)
   Call: (189) [system] '('=(/)
   Fail: (189) [system] '('=(/)
^  Call: (189) [user] is_like_space('(')
   Call: (190) [system] char_type('(', 'white')
   Fail: (190) [system] char_type('(', 'white')
   Call: (190) [system] char_type('(', end_of_line)
   Fail: (190) [system] char_type('(', end_of_line)
   Call: (190) [system] char_type('(', space)
   Fail: (190) [system] char_type('(', space)
   Call: (190) [system] char_type('(', cntrl)
   Fail: (190) [system] char_type('(', cntrl)
^  Fail: (189) [user] is_like_space('(')
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _43916)
   Exit: (187) [system] peek_char((0x55fbb4538270), '(')
   Call: (187) [system] '('=')'
   Fail: (187) [system] '('=')'
   Call: (187) [system] '('=end_of_file
   Fail: (187) [system] '('=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55fbb4538270), _49486)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _51344)
   Exit: (189) [system] peek_char((0x55fbb4538270), '(')
   Call: (189) [system] '('=(;)
   Fail: (189) [system] '('=(;)
   Call: (189) [system] '('=(/)
   Fail: (189) [system] '('=(/)
^  Call: (189) [user] is_like_space('(')
   Call: (190) [system] char_type('(', 'white')
   Fail: (190) [system] char_type('(', 'white')
   Call: (190) [system] char_type('(', end_of_line)
   Fail: (190) [system] char_type('(', end_of_line)
   Call: (190) [system] char_type('(', space)
   Fail: (190) [system] char_type('(', space)
   Call: (190) [system] char_type('(', cntrl)
   Fail: (190) [system] char_type('(', cntrl)
^  Fail: (189) [user] is_like_space('(')
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] get_char((0x55fbb4538270), _67354)
   Exit: (188) [system] get_char((0x55fbb4538270), '(')
   Call: (188) [system] '('='('
   Exit: (188) [system] '('='('
^  Call: (188) [user] read_list(')', (0x55fbb4538270), _49486)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _72924)
   Exit: (190) [system] peek_char((0x55fbb4538270), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
   Call: (190) [system] '('=(/)
   Fail: (190) [system] '('=(/)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _88934)
   Exit: (189) [system] peek_char((0x55fbb4538270), '(')
   Call: (189) [system] '('=')'
   Fail: (189) [system] '('=')'
   Call: (189) [system] '('=end_of_file
   Fail: (189) [system] '('=end_of_file
^  Call: (189) [user] cont_sexpr(')', (0x55fbb4538270), _94504)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _96362)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
   Call: (191) [system] '('=(/)
   Fail: (191) [system] '('=(/)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] get_char((0x55fbb4538270), _112372)
   Exit: (190) [system] get_char((0x55fbb4538270), '(')
   Call: (190) [system] '('='('
   Exit: (190) [system] '('='('
^  Call: (190) [user] read_list(')', (0x55fbb4538270), _94504)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _117942)
   Exit: (192) [system] peek_char((0x55fbb4538270), '(')
   Call: (192) [system] '('=(;)
   Fail: (192) [system] '('=(;)
   Call: (192) [system] '('=(/)
   Fail: (192) [system] '('=(/)
^  Call: (192) [user] is_like_space('(')
   Call: (193) [system] char_type('(', 'white')
   Fail: (193) [system] char_type('(', 'white')
   Call: (193) [system] char_type('(', end_of_line)
   Fail: (193) [system] char_type('(', end_of_line)
   Call: (193) [system] char_type('(', space)
   Fail: (193) [system] char_type('(', space)
   Call: (193) [system] char_type('(', cntrl)
   Fail: (193) [system] char_type('(', cntrl)
^  Fail: (192) [user] is_like_space('(')
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _133952)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=')'
   Fail: (191) [system] '('=')'
   Call: (191) [system] '('=end_of_file
   Fail: (191) [system] '('=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55fbb4538270), _139522)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _141380)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
   Call: (193) [system] '('=(/)
   Fail: (193) [system] '('=(/)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] get_char((0x55fbb4538270), _157390)
   Exit: (192) [system] get_char((0x55fbb4538270), '(')
   Call: (192) [system] '('='('
   Exit: (192) [system] '('='('
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _139522)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _162960)
   Exit: (194) [system] peek_char((0x55fbb4538270), :)
   Call: (194) [system] (:)=(;)
   Fail: (194) [system] (:)=(;)
   Call: (194) [system] (:)=(/)
   Fail: (194) [system] (:)=(/)
^  Call: (194) [user] is_like_space(:)
   Call: (195) [system] char_type(:, 'white')
   Fail: (195) [system] char_type(:, 'white')
   Call: (195) [system] char_type(:, end_of_line)
   Fail: (195) [system] char_type(:, end_of_line)
   Call: (195) [system] char_type(:, space)
   Fail: (195) [system] char_type(:, space)
   Call: (195) [system] char_type(:, cntrl)
   Fail: (195) [system] char_type(:, cntrl)
^  Fail: (194) [user] is_like_space(:)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _178970)
   Exit: (193) [system] peek_char((0x55fbb4538270), :)
   Call: (193) [system] (:)=')'
   Fail: (193) [system] (:)=')'
   Call: (193) [system] (:)=end_of_file
   Fail: (193) [system] (:)=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _184540)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _186398)
   Exit: (195) [system] peek_char((0x55fbb4538270), :)
   Call: (195) [system] (:)=(;)
   Fail: (195) [system] (:)=(;)
   Call: (195) [system] (:)=(/)
   Fail: (195) [system] (:)=(/)
^  Call: (195) [user] is_like_space(:)
   Call: (196) [system] char_type(:, 'white')
   Fail: (196) [system] char_type(:, 'white')
   Call: (196) [system] char_type(:, end_of_line)
   Fail: (196) [system] char_type(:, end_of_line)
   Call: (196) [system] char_type(:, space)
   Fail: (196) [system] char_type(:, space)
   Call: (196) [system] char_type(:, cntrl)
   Fail: (196) [system] char_type(:, cntrl)
^  Fail: (195) [user] is_like_space(:)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _202408)
   Exit: (194) [system] get_char((0x55fbb4538270), :)
   Call: (194) [system] (:)='('
   Fail: (194) [system] (:)='('
   Call: (194) [system] (:)='['
   Fail: (194) [system] (:)='['
   Call: (194) [system] (:)='{'
   Fail: (194) [system] (:)='{'
   Call: (194) [system] (:)='"'
   Fail: (194) [system] (:)='"'
   Call: (194) [system] (:)=!
   Fail: (194) [system] (:)=!
   Call: (194) [system] (:)='\''
   Fail: (194) [system] (:)='\''
   Call: (194) [system] (:)='`'
   Fail: (194) [system] (:)='`'
   Call: (194) [system] (:)=end_of_file
   Fail: (194) [system] (:)=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55fbb4538270), :, _184540)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _220050)
   Call: (196) [system] peek_char((0x55fbb4538270), _220984)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (196) [user] is_delimiter(' ')
   Call: (197) [system] char_type(' ', space)
   Exit: (197) [system] char_type(' ', space)
^  Exit: (196) [user] is_delimiter(' ')
   Call: (196) [system] _220050=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (195) [user] classify_and_convert_charseq([:], _184540)
^  Call: (196) [user] classify_and_convert_charseq_([:], _230268)
^  Call: (198) [system] setup_call_cleanup('$notrace'(_231220, _231222), once(user:catch(read_from_chars([:], _230268), _231202, fail)), '$restore_trace'(_231220, _231222))
^  Call: (199) [system] sig_atomic(system:'$notrace'(_231220, _231222))
^  Exit: (198) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _231202, fail)), system:'$restore_trace'(3, -1))
   Call: (197) [system] atomic(:)
   Exit: (197) [system] atomic(:)
^  Exit: (196) [user] classify_and_convert_charseq_([:], :)
   Call: (196) [system] integer(:)
   Fail: (196) [system] integer(:)
   Call: (196) [system] _184540=(:)
   Exit: (196) [system] (:)=(:)
^  Exit: (195) [user] classify_and_convert_charseq([:], :)
^  Exit: (194) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _243348)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _245206)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _254800)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _257504)
   Exit: (196) [system] peek_char((0x55fbb4538270), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
   Call: (196) [system] ($)=(/)
   Fail: (196) [system] ($)=(/)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _274438)
   Exit: (194) [system] peek_char((0x55fbb4538270), $)
   Call: (194) [system] ($)=')'
   Fail: (194) [system] ($)=')'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _280008)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _281866)
   Exit: (196) [system] peek_char((0x55fbb4538270), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
   Call: (196) [system] ($)=(/)
   Fail: (196) [system] ($)=(/)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _297876)
   Exit: (195) [system] get_char((0x55fbb4538270), $)
   Call: (195) [system] ($)='('
   Fail: (195) [system] ($)='('
   Call: (195) [system] ($)='['
   Fail: (195) [system] ($)='['
   Call: (195) [system] ($)='{'
   Fail: (195) [system] ($)='{'
   Call: (195) [system] ($)='"'
   Fail: (195) [system] ($)='"'
   Call: (195) [system] ($)=!
   Fail: (195) [system] ($)=!
   Call: (195) [system] ($)='\''
   Fail: (195) [system] ($)='\''
   Call: (195) [system] ($)='`'
   Fail: (195) [system] ($)='`'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55fbb4538270), $, _280008)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _315518)
   Call: (197) [system] peek_char((0x55fbb4538270), _316452)
   Exit: (197) [system] peek_char((0x55fbb4538270), r)
^  Call: (197) [user] is_delimiter(r)
   Call: (198) [system] char_type(r, space)
   Fail: (198) [system] char_type(r, space)
   Call: (198) [system] arg(_321172, v('(', ')', end_of_file), r)
   Fail: (198) [system] arg(_322104, v('(', ')', end_of_file), r)
^  Fail: (197) [user] is_delimiter(r)
   Call: (197) [system] ')'==r
   Fail: (197) [system] ')'==r
   Call: (197) [system] get_char((0x55fbb4538270), r)
   Exit: (197) [system] get_char((0x55fbb4538270), r)
   Call: (197) [system] r=(\)
   Fail: (197) [system] r=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _329454)
   Call: (198) [system] peek_char((0x55fbb4538270), _330388)
   Exit: (198) [system] peek_char((0x55fbb4538270), u)
^  Call: (198) [user] is_delimiter(u)
   Call: (199) [system] char_type(u, space)
   Fail: (199) [system] char_type(u, space)
   Call: (199) [system] arg(_335108, v('(', ')', end_of_file), u)
   Fail: (199) [system] arg(_336040, v('(', ')', end_of_file), u)
^  Fail: (198) [user] is_delimiter(u)
   Call: (198) [system] ')'==u
   Fail: (198) [system] ')'==u
   Call: (198) [system] get_char((0x55fbb4538270), u)
   Exit: (198) [system] get_char((0x55fbb4538270), u)
   Call: (198) [system] u=(\)
   Fail: (198) [system] u=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _343390)
   Call: (199) [system] peek_char((0x55fbb4538270), _344324)
   Exit: (199) [system] peek_char((0x55fbb4538270), c)
^  Call: (199) [user] is_delimiter(c)
   Call: (200) [system] char_type(c, space)
   Fail: (200) [system] char_type(c, space)
   Call: (200) [system] arg(_349044, v('(', ')', end_of_file), c)
   Fail: (200) [system] arg(_349976, v('(', ')', end_of_file), c)
^  Fail: (199) [user] is_delimiter(c)
   Call: (199) [system] ')'==c
   Fail: (199) [system] ')'==c
   Call: (199) [system] get_char((0x55fbb4538270), c)
   Exit: (199) [system] get_char((0x55fbb4538270), c)
   Call: (199) [system] c=(\)
   Fail: (199) [system] c=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _357326)
   Call: (200) [system] peek_char((0x55fbb4538270), _358260)
   Exit: (200) [system] peek_char((0x55fbb4538270), t)
^  Call: (200) [user] is_delimiter(t)
   Call: (201) [system] char_type(t, space)
   Fail: (201) [system] char_type(t, space)
   Call: (201) [system] arg(_362980, v('(', ')', end_of_file), t)
   Fail: (201) [system] arg(_363912, v('(', ')', end_of_file), t)
^  Fail: (200) [user] is_delimiter(t)
   Call: (200) [system] ')'==t
   Fail: (200) [system] ')'==t
   Call: (200) [system] get_char((0x55fbb4538270), t)
   Exit: (200) [system] get_char((0x55fbb4538270), t)
   Call: (200) [system] t=(\)
   Fail: (200) [system] t=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _371262)
   Call: (201) [system] peek_char((0x55fbb4538270), _372196)
   Exit: (201) [system] peek_char((0x55fbb4538270), o)
^  Call: (201) [user] is_delimiter(o)
   Call: (202) [system] char_type(o, space)
   Fail: (202) [system] char_type(o, space)
   Call: (202) [system] arg(_376916, v('(', ')', end_of_file), o)
   Fail: (202) [system] arg(_377848, v('(', ')', end_of_file), o)
^  Fail: (201) [user] is_delimiter(o)
   Call: (201) [system] ')'==o
   Fail: (201) [system] ')'==o
   Call: (201) [system] get_char((0x55fbb4538270), o)
   Exit: (201) [system] get_char((0x55fbb4538270), o)
   Call: (201) [system] o=(\)
   Fail: (201) [system] o=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _385198)
   Call: (202) [system] peek_char((0x55fbb4538270), _386132)
   Exit: (202) [system] peek_char((0x55fbb4538270), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_390852, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_391784, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55fbb4538270), r)
   Exit: (202) [system] get_char((0x55fbb4538270), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _399134)
   Call: (203) [system] peek_char((0x55fbb4538270), _400068)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (203) [user] is_delimiter(' ')
   Call: (204) [system] char_type(' ', space)
   Exit: (204) [system] char_type(' ', space)
^  Exit: (203) [user] is_delimiter(' ')
   Call: (203) [system] _399134=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (202) [system] _385198=[r]
   Exit: (202) [system] [r]=[r]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [r])
   Call: (201) [system] _371262=[o, r]
   Exit: (201) [system] [o, r]=[o, r]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, r])
   Call: (200) [system] _357326=[t, o, r]
   Exit: (200) [system] [t, o, r]=[t, o, r]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, o, r])
   Call: (199) [system] _343390=[c, t, o, r]
   Exit: (199) [system] [c, t, o, r]=[c, t, o, r]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, o, r])
   Call: (198) [system] _329454=[u, c, t, o, r]
   Exit: (198) [system] [u, c, t, o, r]=[u, c, t, o, r]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, o, r])
   Call: (197) [system] _315518=[r, u, c, t, o, r]
   Exit: (197) [system] [r, u, c, t, o, r]=[r, u, c, t, o, r]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, u, c, t, o, r])
^  Call: (196) [user] classify_and_convert_charseq([$, r, u, c, t, o, r], _280008)
^  Call: (197) [user] classify_and_convert_charseq_([$, r, u, c, t, o, r], _426116)
   Call: (198) [system] atom_chars(_427048, ['_', r, u, c, t, o, r])
   Exit: (198) [system] atom_chars('_ructor', ['_', r, u, c, t, o, r])
^  Exit: (197) [user] classify_and_convert_charseq_([$, r, u, c, t, o, r], _ructor)
   Call: (197) [system] integer(_ructor)
   Fail: (197) [system] integer(_ructor)
   Call: (197) [system] _280008=_ructor
   Exit: (197) [system] _ructor=_ructor
^  Exit: (196) [user] classify_and_convert_charseq([$, r, u, c, t, o, r], _ructor)
^  Exit: (195) [user] read_symbolic(')', (0x55fbb4538270), $, _ructor)
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), _ructor)
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _436340)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _438198)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _447792)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _450496)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
   Call: (197) [system] '('=(/)
   Fail: (197) [system] '('=(/)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _467430)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=')'
   Fail: (195) [system] '('=')'
   Call: (195) [system] '('=end_of_file
   Fail: (195) [system] '('=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _473000)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _474858)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
   Call: (197) [system] '('=(/)
   Fail: (197) [system] '('=(/)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _490868)
   Exit: (196) [system] get_char((0x55fbb4538270), '(')
   Call: (196) [system] '('='('
   Exit: (196) [system] '('='('
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _473000)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _496438)
   Exit: (198) [system] peek_char((0x55fbb4538270), -)
   Call: (198) [system] (-)=(;)
   Fail: (198) [system] (-)=(;)
   Call: (198) [system] (-)=(/)
   Fail: (198) [system] (-)=(/)
^  Call: (198) [user] is_like_space(-)
   Call: (199) [system] char_type(-, 'white')
   Fail: (199) [system] char_type(-, 'white')
   Call: (199) [system] char_type(-, end_of_line)
   Fail: (199) [system] char_type(-, end_of_line)
   Call: (199) [system] char_type(-, space)
   Fail: (199) [system] char_type(-, space)
   Call: (199) [system] char_type(-, cntrl)
   Fail: (199) [system] char_type(-, cntrl)
^  Fail: (198) [user] is_like_space(-)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _512448)
   Exit: (197) [system] peek_char((0x55fbb4538270), -)
   Call: (197) [system] (-)=')'
   Fail: (197) [system] (-)=')'
   Call: (197) [system] (-)=end_of_file
   Fail: (197) [system] (-)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _518018)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _519876)
   Exit: (199) [system] peek_char((0x55fbb4538270), -)
   Call: (199) [system] (-)=(;)
   Fail: (199) [system] (-)=(;)
   Call: (199) [system] (-)=(/)
   Fail: (199) [system] (-)=(/)
^  Call: (199) [user] is_like_space(-)
   Call: (200) [system] char_type(-, 'white')
   Fail: (200) [system] char_type(-, 'white')
   Call: (200) [system] char_type(-, end_of_line)
   Fail: (200) [system] char_type(-, end_of_line)
   Call: (200) [system] char_type(-, space)
   Fail: (200) [system] char_type(-, space)
   Call: (200) [system] char_type(-, cntrl)
   Fail: (200) [system] char_type(-, cntrl)
^  Fail: (199) [user] is_like_space(-)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _535886)
   Exit: (198) [system] get_char((0x55fbb4538270), -)
   Call: (198) [system] (-)='('
   Fail: (198) [system] (-)='('
   Call: (198) [system] (-)='['
   Fail: (198) [system] (-)='['
   Call: (198) [system] (-)='{'
   Fail: (198) [system] (-)='{'
   Call: (198) [system] (-)='"'
   Fail: (198) [system] (-)='"'
   Call: (198) [system] (-)=!
   Fail: (198) [system] (-)=!
   Call: (198) [system] (-)='\''
   Fail: (198) [system] (-)='\''
   Call: (198) [system] (-)='`'
   Fail: (198) [system] (-)='`'
   Call: (198) [system] (-)=end_of_file
   Fail: (198) [system] (-)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55fbb4538270), -, _518018)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _553528)
   Call: (200) [system] peek_char((0x55fbb4538270), _554462)
   Exit: (200) [system] peek_char((0x55fbb4538270), >)
^  Call: (200) [user] is_delimiter(>)
   Call: (201) [system] char_type(>, space)
   Fail: (201) [system] char_type(>, space)
   Call: (201) [system] arg(_559182, v('(', ')', end_of_file), >)
   Fail: (201) [system] arg(_560114, v('(', ')', end_of_file), >)
^  Fail: (200) [user] is_delimiter(>)
   Call: (200) [system] ')'==(>)
   Fail: (200) [system] ')'==(>)
   Call: (200) [system] get_char((0x55fbb4538270), >)
   Exit: (200) [system] get_char((0x55fbb4538270), >)
   Call: (200) [system] (>)=(\)
   Fail: (200) [system] (>)=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _567464)
   Call: (201) [system] peek_char((0x55fbb4538270), _568398)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (201) [user] is_delimiter(' ')
   Call: (202) [system] char_type(' ', space)
   Exit: (202) [system] char_type(' ', space)
^  Exit: (201) [user] is_delimiter(' ')
   Call: (201) [system] _567464=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (200) [system] _553528=[>]
   Exit: (200) [system] [>]=[>]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [>])
^  Call: (199) [user] classify_and_convert_charseq([-, >], _518018)
^  Call: (200) [user] classify_and_convert_charseq_([-, >], _580476)
^  Call: (202) [system] setup_call_cleanup('$notrace'(_581428, _581430), once(user:catch(read_from_chars([-, >], _580476), _581410, fail)), '$restore_trace'(_581428, _581430))
^  Call: (203) [system] sig_atomic(system:'$notrace'(_581428, _581430))
^  Exit: (202) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([-, >], ->), _581410, fail)), system:'$restore_trace'(3, -1))
   Call: (201) [system] atomic(->)
   Exit: (201) [system] atomic(->)
^  Exit: (200) [user] classify_and_convert_charseq_([-, >], ->)
   Call: (200) [system] integer(->)
   Fail: (200) [system] integer(->)
   Call: (200) [system] _518018=(->)
   Exit: (200) [system] (->)=(->)
^  Exit: (199) [user] classify_and_convert_charseq([-, >], ->)
^  Exit: (198) [user] read_symbolic(')', (0x55fbb4538270), -, ->)
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), ->)
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _593556)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _595414)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _605008)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _607712)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
   Call: (200) [system] ($)=(/)
   Fail: (200) [system] ($)=(/)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _624646)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=')'
   Fail: (198) [system] ($)=')'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _630216)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _632074)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
   Call: (200) [system] ($)=(/)
   Fail: (200) [system] ($)=(/)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _648084)
   Exit: (199) [system] get_char((0x55fbb4538270), $)
   Call: (199) [system] ($)='('
   Fail: (199) [system] ($)='('
   Call: (199) [system] ($)='['
   Fail: (199) [system] ($)='['
   Call: (199) [system] ($)='{'
   Fail: (199) [system] ($)='{'
   Call: (199) [system] ($)='"'
   Fail: (199) [system] ($)='"'
   Call: (199) [system] ($)=!
   Fail: (199) [system] ($)=!
   Call: (199) [system] ($)='\''
   Fail: (199) [system] ($)='\''
   Call: (199) [system] ($)='`'
   Fail: (199) [system] ($)='`'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55fbb4538270), $, _630216)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _665726)
   Call: (201) [system] peek_char((0x55fbb4538270), _666660)
   Exit: (201) [system] peek_char((0x55fbb4538270), p)
^  Call: (201) [user] is_delimiter(p)
   Call: (202) [system] char_type(p, space)
   Fail: (202) [system] char_type(p, space)
   Call: (202) [system] arg(_671380, v('(', ')', end_of_file), p)
   Fail: (202) [system] arg(_672312, v('(', ')', end_of_file), p)
^  Fail: (201) [user] is_delimiter(p)
   Call: (201) [system] ')'==p
   Fail: (201) [system] ')'==p
   Call: (201) [system] get_char((0x55fbb4538270), p)
   Exit: (201) [system] get_char((0x55fbb4538270), p)
   Call: (201) [system] p=(\)
   Fail: (201) [system] p=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _679662)
   Call: (202) [system] peek_char((0x55fbb4538270), _680596)
   Exit: (202) [system] peek_char((0x55fbb4538270), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_685316, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_686248, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55fbb4538270), r)
   Exit: (202) [system] get_char((0x55fbb4538270), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _693598)
   Call: (203) [system] peek_char((0x55fbb4538270), _694532)
   Exit: (203) [system] peek_char((0x55fbb4538270), e)
^  Call: (203) [user] is_delimiter(e)
   Call: (204) [system] char_type(e, space)
   Fail: (204) [system] char_type(e, space)
   Call: (204) [system] arg(_699252, v('(', ')', end_of_file), e)
   Fail: (204) [system] arg(_700184, v('(', ')', end_of_file), e)
^  Fail: (203) [user] is_delimiter(e)
   Call: (203) [system] ')'==e
   Fail: (203) [system] ')'==e
   Call: (203) [system] get_char((0x55fbb4538270), e)
   Exit: (203) [system] get_char((0x55fbb4538270), e)
   Call: (203) [system] e=(\)
   Fail: (203) [system] e=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _707534)
   Call: (204) [system] peek_char((0x55fbb4538270), _708468)
   Exit: (204) [system] peek_char((0x55fbb4538270), m)
^  Call: (204) [user] is_delimiter(m)
   Call: (205) [system] char_type(m, space)
   Fail: (205) [system] char_type(m, space)
   Call: (205) [system] arg(_713188, v('(', ')', end_of_file), m)
   Fail: (205) [system] arg(_714120, v('(', ')', end_of_file), m)
^  Fail: (204) [user] is_delimiter(m)
   Call: (204) [system] ')'==m
   Fail: (204) [system] ')'==m
   Call: (204) [system] get_char((0x55fbb4538270), m)
   Exit: (204) [system] get_char((0x55fbb4538270), m)
   Call: (204) [system] m=(\)
   Fail: (204) [system] m=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _721470)
   Call: (205) [system] peek_char((0x55fbb4538270), _722404)
   Exit: (205) [system] peek_char((0x55fbb4538270), i)
^  Call: (205) [user] is_delimiter(i)
   Call: (206) [system] char_type(i, space)
   Fail: (206) [system] char_type(i, space)
   Call: (206) [system] arg(_727124, v('(', ')', end_of_file), i)
   Fail: (206) [system] arg(_728056, v('(', ')', end_of_file), i)
^  Fail: (205) [user] is_delimiter(i)
   Call: (205) [system] ')'==i
   Fail: (205) [system] ')'==i
   Call: (205) [system] get_char((0x55fbb4538270), i)
   Exit: (205) [system] get_char((0x55fbb4538270), i)
   Call: (205) [system] i=(\)
   Fail: (205) [system] i=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _735406)
   Call: (206) [system] peek_char((0x55fbb4538270), _736340)
   Exit: (206) [system] peek_char((0x55fbb4538270), s)
^  Call: (206) [user] is_delimiter(s)
   Call: (207) [system] char_type(s, space)
   Fail: (207) [system] char_type(s, space)
   Call: (207) [system] arg(_741060, v('(', ')', end_of_file), s)
   Fail: (207) [system] arg(_741992, v('(', ')', end_of_file), s)
^  Fail: (206) [user] is_delimiter(s)
   Call: (206) [system] ')'==s
   Fail: (206) [system] ')'==s
   Call: (206) [system] get_char((0x55fbb4538270), s)
   Exit: (206) [system] get_char((0x55fbb4538270), s)
   Call: (206) [system] s=(\)
   Fail: (206) [system] s=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _749342)
   Call: (207) [system] peek_char((0x55fbb4538270), _750276)
   Exit: (207) [system] peek_char((0x55fbb4538270), e)
^  Call: (207) [user] is_delimiter(e)
   Call: (208) [system] char_type(e, space)
   Fail: (208) [system] char_type(e, space)
   Call: (208) [system] arg(_754996, v('(', ')', end_of_file), e)
   Fail: (208) [system] arg(_755928, v('(', ')', end_of_file), e)
^  Fail: (207) [user] is_delimiter(e)
   Call: (207) [system] ')'==e
   Fail: (207) [system] ')'==e
   Call: (207) [system] get_char((0x55fbb4538270), e)
   Exit: (207) [system] get_char((0x55fbb4538270), e)
   Call: (207) [system] e=(\)
   Fail: (207) [system] e=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _763278)
   Call: (208) [system] peek_char((0x55fbb4538270), _764212)
   Exit: (208) [system] peek_char((0x55fbb4538270), '1')
^  Call: (208) [user] is_delimiter('1')
   Call: (209) [system] char_type('1', space)
   Fail: (209) [system] char_type('1', space)
   Call: (209) [system] arg(_768932, v('(', ')', end_of_file), '1')
   Fail: (209) [system] arg(_769864, v('(', ')', end_of_file), '1')
^  Fail: (208) [user] is_delimiter('1')
   Call: (208) [system] ')'=='1'
   Fail: (208) [system] ')'=='1'
   Call: (208) [system] get_char((0x55fbb4538270), '1')
   Exit: (208) [system] get_char((0x55fbb4538270), '1')
   Call: (208) [system] '1'=(\)
   Fail: (208) [system] '1'=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _777214)
   Call: (209) [system] peek_char((0x55fbb4538270), _778148)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _777214=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (208) [system] _763278=['1']
   Exit: (208) [system] ['1']=['1']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), ['1'])
   Call: (207) [system] _749342=[e, '1']
   Exit: (207) [system] [e, '1']=[e, '1']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, '1'])
   Call: (206) [system] _735406=[s, e, '1']
   Exit: (206) [system] [s, e, '1']=[s, e, '1']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e, '1'])
   Call: (205) [system] _721470=[i, s, e, '1']
   Exit: (205) [system] [i, s, e, '1']=[i, s, e, '1']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, e, '1'])
   Call: (204) [system] _707534=[m, i, s, e, '1']
   Exit: (204) [system] [m, i, s, e, '1']=[m, i, s, e, '1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, i, s, e, '1'])
   Call: (203) [system] _693598=[e, m, i, s, e, '1']
   Exit: (203) [system] [e, m, i, s, e, '1']=[e, m, i, s, e, '1']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, m, i, s, e, '1'])
   Call: (202) [system] _679662=[r, e, m, i, s, e, '1']
   Exit: (202) [system] [r, e, m, i, s, e, '1']=[r, e, m, i, s, e, '1']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, e, m, i, s, e, '1'])
   Call: (201) [system] _665726=[p, r, e, m, i, s, e, '1']
   Exit: (201) [system] [p, r, e, m, i, s, e, '1']=[p, r, e, m, i, s, e, '1']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, e, m, i, s, e, '1'])
^  Call: (200) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '1'], _630216)
^  Call: (201) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '1'], _809784)
   Call: (202) [system] atom_chars(_810716, ['_', p, r, e, m, i, s, e, '1'])
   Exit: (202) [system] atom_chars('_premise1', ['_', p, r, e, m, i, s, e, '1'])
^  Exit: (201) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '1'], _premise1)
   Call: (201) [system] integer(_premise1)
   Fail: (201) [system] integer(_premise1)
   Call: (201) [system] _630216=_premise1
   Exit: (201) [system] _premise1=_premise1
^  Exit: (200) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '1'], _premise1)
^  Exit: (199) [user] read_symbolic(')', (0x55fbb4538270), $, _premise1)
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), _premise1)
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _820008)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _821866)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _831460)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _834164)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
   Call: (201) [system] ($)=(/)
   Fail: (201) [system] ($)=(/)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _851098)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=')'
   Fail: (199) [system] ($)=')'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _856668)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _858526)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
   Call: (201) [system] ($)=(/)
   Fail: (201) [system] ($)=(/)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _874536)
   Exit: (200) [system] get_char((0x55fbb4538270), $)
   Call: (200) [system] ($)='('
   Fail: (200) [system] ($)='('
   Call: (200) [system] ($)='['
   Fail: (200) [system] ($)='['
   Call: (200) [system] ($)='{'
   Fail: (200) [system] ($)='{'
   Call: (200) [system] ($)='"'
   Fail: (200) [system] ($)='"'
   Call: (200) [system] ($)=!
   Fail: (200) [system] ($)=!
   Call: (200) [system] ($)='\''
   Fail: (200) [system] ($)='\''
   Call: (200) [system] ($)='`'
   Fail: (200) [system] ($)='`'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55fbb4538270), $, _856668)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _892178)
   Call: (202) [system] peek_char((0x55fbb4538270), _893112)
   Exit: (202) [system] peek_char((0x55fbb4538270), p)
^  Call: (202) [user] is_delimiter(p)
   Call: (203) [system] char_type(p, space)
   Fail: (203) [system] char_type(p, space)
   Call: (203) [system] arg(_897832, v('(', ')', end_of_file), p)
   Fail: (203) [system] arg(_898764, v('(', ')', end_of_file), p)
^  Fail: (202) [user] is_delimiter(p)
   Call: (202) [system] ')'==p
   Fail: (202) [system] ')'==p
   Call: (202) [system] get_char((0x55fbb4538270), p)
   Exit: (202) [system] get_char((0x55fbb4538270), p)
   Call: (202) [system] p=(\)
   Fail: (202) [system] p=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _906114)
   Call: (203) [system] peek_char((0x55fbb4538270), _907048)
   Exit: (203) [system] peek_char((0x55fbb4538270), r)
^  Call: (203) [user] is_delimiter(r)
   Call: (204) [system] char_type(r, space)
   Fail: (204) [system] char_type(r, space)
   Call: (204) [system] arg(_911768, v('(', ')', end_of_file), r)
   Fail: (204) [system] arg(_912700, v('(', ')', end_of_file), r)
^  Fail: (203) [user] is_delimiter(r)
   Call: (203) [system] ')'==r
   Fail: (203) [system] ')'==r
   Call: (203) [system] get_char((0x55fbb4538270), r)
   Exit: (203) [system] get_char((0x55fbb4538270), r)
   Call: (203) [system] r=(\)
   Fail: (203) [system] r=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _920050)
   Call: (204) [system] peek_char((0x55fbb4538270), _920984)
   Exit: (204) [system] peek_char((0x55fbb4538270), e)
^  Call: (204) [user] is_delimiter(e)
   Call: (205) [system] char_type(e, space)
   Fail: (205) [system] char_type(e, space)
   Call: (205) [system] arg(_925704, v('(', ')', end_of_file), e)
   Fail: (205) [system] arg(_926636, v('(', ')', end_of_file), e)
^  Fail: (204) [user] is_delimiter(e)
   Call: (204) [system] ')'==e
   Fail: (204) [system] ')'==e
   Call: (204) [system] get_char((0x55fbb4538270), e)
   Exit: (204) [system] get_char((0x55fbb4538270), e)
   Call: (204) [system] e=(\)
   Fail: (204) [system] e=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _933986)
   Call: (205) [system] peek_char((0x55fbb4538270), _934920)
   Exit: (205) [system] peek_char((0x55fbb4538270), m)
^  Call: (205) [user] is_delimiter(m)
   Call: (206) [system] char_type(m, space)
   Fail: (206) [system] char_type(m, space)
   Call: (206) [system] arg(_939640, v('(', ')', end_of_file), m)
   Fail: (206) [system] arg(_940572, v('(', ')', end_of_file), m)
^  Fail: (205) [user] is_delimiter(m)
   Call: (205) [system] ')'==m
   Fail: (205) [system] ')'==m
   Call: (205) [system] get_char((0x55fbb4538270), m)
   Exit: (205) [system] get_char((0x55fbb4538270), m)
   Call: (205) [system] m=(\)
   Fail: (205) [system] m=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _947922)
   Call: (206) [system] peek_char((0x55fbb4538270), _948856)
   Exit: (206) [system] peek_char((0x55fbb4538270), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_953576, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_954508, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55fbb4538270), i)
   Exit: (206) [system] get_char((0x55fbb4538270), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _961858)
   Call: (207) [system] peek_char((0x55fbb4538270), _962792)
   Exit: (207) [system] peek_char((0x55fbb4538270), s)
^  Call: (207) [user] is_delimiter(s)
   Call: (208) [system] char_type(s, space)
   Fail: (208) [system] char_type(s, space)
   Call: (208) [system] arg(_967512, v('(', ')', end_of_file), s)
   Fail: (208) [system] arg(_968444, v('(', ')', end_of_file), s)
^  Fail: (207) [user] is_delimiter(s)
   Call: (207) [system] ')'==s
   Fail: (207) [system] ')'==s
   Call: (207) [system] get_char((0x55fbb4538270), s)
   Exit: (207) [system] get_char((0x55fbb4538270), s)
   Call: (207) [system] s=(\)
   Fail: (207) [system] s=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _975794)
   Call: (208) [system] peek_char((0x55fbb4538270), _976728)
   Exit: (208) [system] peek_char((0x55fbb4538270), e)
^  Call: (208) [user] is_delimiter(e)
   Call: (209) [system] char_type(e, space)
   Fail: (209) [system] char_type(e, space)
   Call: (209) [system] arg(_981448, v('(', ')', end_of_file), e)
   Fail: (209) [system] arg(_982380, v('(', ')', end_of_file), e)
^  Fail: (208) [user] is_delimiter(e)
   Call: (208) [system] ')'==e
   Fail: (208) [system] ')'==e
   Call: (208) [system] get_char((0x55fbb4538270), e)
   Exit: (208) [system] get_char((0x55fbb4538270), e)
   Call: (208) [system] e=(\)
   Fail: (208) [system] e=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _989730)
   Call: (209) [system] peek_char((0x55fbb4538270), _990664)
   Exit: (209) [system] peek_char((0x55fbb4538270), '2')
^  Call: (209) [user] is_delimiter('2')
   Call: (210) [system] char_type('2', space)
   Fail: (210) [system] char_type('2', space)
   Call: (210) [system] arg(_995384, v('(', ')', end_of_file), '2')
   Fail: (210) [system] arg(_996316, v('(', ')', end_of_file), '2')
^  Fail: (209) [user] is_delimiter('2')
   Call: (209) [system] ')'=='2'
   Fail: (209) [system] ')'=='2'
   Call: (209) [system] get_char((0x55fbb4538270), '2')
   Exit: (209) [system] get_char((0x55fbb4538270), '2')
   Call: (209) [system] '2'=(\)
   Fail: (209) [system] '2'=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1003666)
   Call: (210) [system] peek_char((0x55fbb4538270), _1004600)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _1003666=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (209) [system] _989730=['2']
   Exit: (209) [system] ['2']=['2']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), ['2'])
   Call: (208) [system] _975794=[e, '2']
   Exit: (208) [system] [e, '2']=[e, '2']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, '2'])
   Call: (207) [system] _961858=[s, e, '2']
   Exit: (207) [system] [s, e, '2']=[s, e, '2']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e, '2'])
   Call: (206) [system] _947922=[i, s, e, '2']
   Exit: (206) [system] [i, s, e, '2']=[i, s, e, '2']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, e, '2'])
   Call: (205) [system] _933986=[m, i, s, e, '2']
   Exit: (205) [system] [m, i, s, e, '2']=[m, i, s, e, '2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, i, s, e, '2'])
   Call: (204) [system] _920050=[e, m, i, s, e, '2']
   Exit: (204) [system] [e, m, i, s, e, '2']=[e, m, i, s, e, '2']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, m, i, s, e, '2'])
   Call: (203) [system] _906114=[r, e, m, i, s, e, '2']
   Exit: (203) [system] [r, e, m, i, s, e, '2']=[r, e, m, i, s, e, '2']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, e, m, i, s, e, '2'])
   Call: (202) [system] _892178=[p, r, e, m, i, s, e, '2']
   Exit: (202) [system] [p, r, e, m, i, s, e, '2']=[p, r, e, m, i, s, e, '2']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, e, m, i, s, e, '2'])
^  Call: (201) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '2'], _856668)
^  Call: (202) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '2'], _1036236)
   Call: (203) [system] atom_chars(_1037168, ['_', p, r, e, m, i, s, e, '2'])
   Exit: (203) [system] atom_chars('_premise2', ['_', p, r, e, m, i, s, e, '2'])
^  Exit: (202) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '2'], _premise2)
   Call: (202) [system] integer(_premise2)
   Fail: (202) [system] integer(_premise2)
   Call: (202) [system] _856668=_premise2
   Exit: (202) [system] _premise2=_premise2
^  Exit: (201) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '2'], _premise2)
^  Exit: (200) [user] read_symbolic(')', (0x55fbb4538270), $, _premise2)
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), _premise2)
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _1046460)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1048318)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _1057912)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1060616)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1077550)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _1083120)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1084978)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _1100988)
   Exit: (201) [system] get_char((0x55fbb4538270), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _1083120)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1118630)
   Call: (203) [system] peek_char((0x55fbb4538270), _1119564)
   Exit: (203) [system] peek_char((0x55fbb4538270), p)
^  Call: (203) [user] is_delimiter(p)
   Call: (204) [system] char_type(p, space)
   Fail: (204) [system] char_type(p, space)
   Call: (204) [system] arg(_1124284, v('(', ')', end_of_file), p)
   Fail: (204) [system] arg(_1125216, v('(', ')', end_of_file), p)
^  Fail: (203) [user] is_delimiter(p)
   Call: (203) [system] ')'==p
   Fail: (203) [system] ')'==p
   Call: (203) [system] get_char((0x55fbb4538270), p)
   Exit: (203) [system] get_char((0x55fbb4538270), p)
   Call: (203) [system] p=(\)
   Fail: (203) [system] p=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1132566)
   Call: (204) [system] peek_char((0x55fbb4538270), _1133500)
   Exit: (204) [system] peek_char((0x55fbb4538270), r)
^  Call: (204) [user] is_delimiter(r)
   Call: (205) [system] char_type(r, space)
   Fail: (205) [system] char_type(r, space)
   Call: (205) [system] arg(_1138220, v('(', ')', end_of_file), r)
   Fail: (205) [system] arg(_1139152, v('(', ')', end_of_file), r)
^  Fail: (204) [user] is_delimiter(r)
   Call: (204) [system] ')'==r
   Fail: (204) [system] ')'==r
   Call: (204) [system] get_char((0x55fbb4538270), r)
   Exit: (204) [system] get_char((0x55fbb4538270), r)
   Call: (204) [system] r=(\)
   Fail: (204) [system] r=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1146502)
   Call: (205) [system] peek_char((0x55fbb4538270), _1147436)
   Exit: (205) [system] peek_char((0x55fbb4538270), e)
^  Call: (205) [user] is_delimiter(e)
   Call: (206) [system] char_type(e, space)
   Fail: (206) [system] char_type(e, space)
   Call: (206) [system] arg(_1152156, v('(', ')', end_of_file), e)
   Fail: (206) [system] arg(_1153088, v('(', ')', end_of_file), e)
^  Fail: (205) [user] is_delimiter(e)
   Call: (205) [system] ')'==e
   Fail: (205) [system] ')'==e
   Call: (205) [system] get_char((0x55fbb4538270), e)
   Exit: (205) [system] get_char((0x55fbb4538270), e)
   Call: (205) [system] e=(\)
   Fail: (205) [system] e=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1160438)
   Call: (206) [system] peek_char((0x55fbb4538270), _1161372)
   Exit: (206) [system] peek_char((0x55fbb4538270), m)
^  Call: (206) [user] is_delimiter(m)
   Call: (207) [system] char_type(m, space)
   Fail: (207) [system] char_type(m, space)
   Call: (207) [system] arg(_1166092, v('(', ')', end_of_file), m)
   Fail: (207) [system] arg(_1167024, v('(', ')', end_of_file), m)
^  Fail: (206) [user] is_delimiter(m)
   Call: (206) [system] ')'==m
   Fail: (206) [system] ')'==m
   Call: (206) [system] get_char((0x55fbb4538270), m)
   Exit: (206) [system] get_char((0x55fbb4538270), m)
   Call: (206) [system] m=(\)
   Fail: (206) [system] m=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1174374)
   Call: (207) [system] peek_char((0x55fbb4538270), _1175308)
   Exit: (207) [system] peek_char((0x55fbb4538270), i)
^  Call: (207) [user] is_delimiter(i)
   Call: (208) [system] char_type(i, space)
   Fail: (208) [system] char_type(i, space)
   Call: (208) [system] arg(_1180028, v('(', ')', end_of_file), i)
   Fail: (208) [system] arg(_1180960, v('(', ')', end_of_file), i)
^  Fail: (207) [user] is_delimiter(i)
   Call: (207) [system] ')'==i
   Fail: (207) [system] ')'==i
   Call: (207) [system] get_char((0x55fbb4538270), i)
   Exit: (207) [system] get_char((0x55fbb4538270), i)
   Call: (207) [system] i=(\)
   Fail: (207) [system] i=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1188310)
   Call: (208) [system] peek_char((0x55fbb4538270), _1189244)
   Exit: (208) [system] peek_char((0x55fbb4538270), s)
^  Call: (208) [user] is_delimiter(s)
   Call: (209) [system] char_type(s, space)
   Fail: (209) [system] char_type(s, space)
   Call: (209) [system] arg(_1193964, v('(', ')', end_of_file), s)
   Fail: (209) [system] arg(_1194896, v('(', ')', end_of_file), s)
^  Fail: (208) [user] is_delimiter(s)
   Call: (208) [system] ')'==s
   Fail: (208) [system] ')'==s
   Call: (208) [system] get_char((0x55fbb4538270), s)
   Exit: (208) [system] get_char((0x55fbb4538270), s)
   Call: (208) [system] s=(\)
   Fail: (208) [system] s=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1202246)
   Call: (209) [system] peek_char((0x55fbb4538270), _1203180)
   Exit: (209) [system] peek_char((0x55fbb4538270), e)
^  Call: (209) [user] is_delimiter(e)
   Call: (210) [system] char_type(e, space)
   Fail: (210) [system] char_type(e, space)
   Call: (210) [system] arg(_1207900, v('(', ')', end_of_file), e)
   Fail: (210) [system] arg(_1208832, v('(', ')', end_of_file), e)
^  Fail: (209) [user] is_delimiter(e)
   Call: (209) [system] ')'==e
   Fail: (209) [system] ')'==e
   Call: (209) [system] get_char((0x55fbb4538270), e)
   Exit: (209) [system] get_char((0x55fbb4538270), e)
   Call: (209) [system] e=(\)
   Fail: (209) [system] e=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1216182)
   Call: (210) [system] peek_char((0x55fbb4538270), _1217116)
   Exit: (210) [system] peek_char((0x55fbb4538270), '3')
^  Call: (210) [user] is_delimiter('3')
   Call: (211) [system] char_type('3', space)
   Fail: (211) [system] char_type('3', space)
   Call: (211) [system] arg(_1221836, v('(', ')', end_of_file), '3')
   Fail: (211) [system] arg(_1222768, v('(', ')', end_of_file), '3')
^  Fail: (210) [user] is_delimiter('3')
   Call: (210) [system] ')'=='3'
   Fail: (210) [system] ')'=='3'
   Call: (210) [system] get_char((0x55fbb4538270), '3')
   Exit: (210) [system] get_char((0x55fbb4538270), '3')
   Call: (210) [system] '3'=(\)
   Fail: (210) [system] '3'=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1230118)
   Call: (211) [system] peek_char((0x55fbb4538270), _1231052)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (211) [user] is_delimiter(' ')
   Call: (212) [system] char_type(' ', space)
   Exit: (212) [system] char_type(' ', space)
^  Exit: (211) [user] is_delimiter(' ')
   Call: (211) [system] _1230118=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (210) [system] _1216182=['3']
   Exit: (210) [system] ['3']=['3']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), ['3'])
   Call: (209) [system] _1202246=[e, '3']
   Exit: (209) [system] [e, '3']=[e, '3']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, '3'])
   Call: (208) [system] _1188310=[s, e, '3']
   Exit: (208) [system] [s, e, '3']=[s, e, '3']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e, '3'])
   Call: (207) [system] _1174374=[i, s, e, '3']
   Exit: (207) [system] [i, s, e, '3']=[i, s, e, '3']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, e, '3'])
   Call: (206) [system] _1160438=[m, i, s, e, '3']
   Exit: (206) [system] [m, i, s, e, '3']=[m, i, s, e, '3']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, i, s, e, '3'])
   Call: (205) [system] _1146502=[e, m, i, s, e, '3']
   Exit: (205) [system] [e, m, i, s, e, '3']=[e, m, i, s, e, '3']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, m, i, s, e, '3'])
   Call: (204) [system] _1132566=[r, e, m, i, s, e, '3']
   Exit: (204) [system] [r, e, m, i, s, e, '3']=[r, e, m, i, s, e, '3']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, e, m, i, s, e, '3'])
   Call: (203) [system] _1118630=[p, r, e, m, i, s, e, '3']
   Exit: (203) [system] [p, r, e, m, i, s, e, '3']=[p, r, e, m, i, s, e, '3']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, e, m, i, s, e, '3'])
^  Call: (202) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '3'], _1083120)
^  Call: (203) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '3'], _1262688)
   Call: (204) [system] atom_chars(_1263620, ['_', p, r, e, m, i, s, e, '3'])
   Exit: (204) [system] atom_chars('_premise3', ['_', p, r, e, m, i, s, e, '3'])
^  Exit: (203) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '3'], _premise3)
   Call: (203) [system] integer(_premise3)
   Fail: (203) [system] integer(_premise3)
   Call: (203) [system] _1083120=_premise3
   Exit: (203) [system] _premise3=_premise3
^  Exit: (202) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '3'], _premise3)
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _premise3)
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), _premise3)
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _1272912)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1274770)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _1284364)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1287068)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1304002)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _1309572)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1311430)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _1327440)
   Exit: (202) [system] get_char((0x55fbb4538270), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _1309572)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1345082)
   Call: (204) [system] peek_char((0x55fbb4538270), _1346016)
   Exit: (204) [system] peek_char((0x55fbb4538270), c)
^  Call: (204) [user] is_delimiter(c)
   Call: (205) [system] char_type(c, space)
   Fail: (205) [system] char_type(c, space)
   Call: (205) [system] arg(_1350736, v('(', ')', end_of_file), c)
   Fail: (205) [system] arg(_1351668, v('(', ')', end_of_file), c)
^  Fail: (204) [user] is_delimiter(c)
   Call: (204) [system] ')'==c
   Fail: (204) [system] ')'==c
   Call: (204) [system] get_char((0x55fbb4538270), c)
   Exit: (204) [system] get_char((0x55fbb4538270), c)
   Call: (204) [system] c=(\)
   Fail: (204) [system] c=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1359018)
   Call: (205) [system] peek_char((0x55fbb4538270), _1359952)
   Exit: (205) [system] peek_char((0x55fbb4538270), o)
^  Call: (205) [user] is_delimiter(o)
   Call: (206) [system] char_type(o, space)
   Fail: (206) [system] char_type(o, space)
   Call: (206) [system] arg(_1364672, v('(', ')', end_of_file), o)
   Fail: (206) [system] arg(_1365604, v('(', ')', end_of_file), o)
^  Fail: (205) [user] is_delimiter(o)
   Call: (205) [system] ')'==o
   Fail: (205) [system] ')'==o
   Call: (205) [system] get_char((0x55fbb4538270), o)
   Exit: (205) [system] get_char((0x55fbb4538270), o)
   Call: (205) [system] o=(\)
   Fail: (205) [system] o=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1372954)
   Call: (206) [system] peek_char((0x55fbb4538270), _1373888)
   Exit: (206) [system] peek_char((0x55fbb4538270), n)
^  Call: (206) [user] is_delimiter(n)
   Call: (207) [system] char_type(n, space)
   Fail: (207) [system] char_type(n, space)
   Call: (207) [system] arg(_1378608, v('(', ')', end_of_file), n)
   Fail: (207) [system] arg(_1379540, v('(', ')', end_of_file), n)
^  Fail: (206) [user] is_delimiter(n)
   Call: (206) [system] ')'==n
   Fail: (206) [system] ')'==n
   Call: (206) [system] get_char((0x55fbb4538270), n)
   Exit: (206) [system] get_char((0x55fbb4538270), n)
   Call: (206) [system] n=(\)
   Fail: (206) [system] n=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1386890)
   Call: (207) [system] peek_char((0x55fbb4538270), _1387824)
   Exit: (207) [system] peek_char((0x55fbb4538270), c)
^  Call: (207) [user] is_delimiter(c)
   Call: (208) [system] char_type(c, space)
   Fail: (208) [system] char_type(c, space)
   Call: (208) [system] arg(_1392544, v('(', ')', end_of_file), c)
   Fail: (208) [system] arg(_1393476, v('(', ')', end_of_file), c)
^  Fail: (207) [user] is_delimiter(c)
   Call: (207) [system] ')'==c
   Fail: (207) [system] ')'==c
   Call: (207) [system] get_char((0x55fbb4538270), c)
   Exit: (207) [system] get_char((0x55fbb4538270), c)
   Call: (207) [system] c=(\)
   Fail: (207) [system] c=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1400826)
   Call: (208) [system] peek_char((0x55fbb4538270), _1401760)
   Exit: (208) [system] peek_char((0x55fbb4538270), l)
^  Call: (208) [user] is_delimiter(l)
   Call: (209) [system] char_type(l, space)
   Fail: (209) [system] char_type(l, space)
   Call: (209) [system] arg(_1406480, v('(', ')', end_of_file), l)
   Fail: (209) [system] arg(_1407412, v('(', ')', end_of_file), l)
^  Fail: (208) [user] is_delimiter(l)
   Call: (208) [system] ')'==l
   Fail: (208) [system] ')'==l
   Call: (208) [system] get_char((0x55fbb4538270), l)
   Exit: (208) [system] get_char((0x55fbb4538270), l)
   Call: (208) [system] l=(\)
   Fail: (208) [system] l=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1414762)
   Call: (209) [system] peek_char((0x55fbb4538270), _1415696)
   Exit: (209) [system] peek_char((0x55fbb4538270), u)
^  Call: (209) [user] is_delimiter(u)
   Call: (210) [system] char_type(u, space)
   Fail: (210) [system] char_type(u, space)
   Call: (210) [system] arg(_1420416, v('(', ')', end_of_file), u)
   Fail: (210) [system] arg(_1421348, v('(', ')', end_of_file), u)
^  Fail: (209) [user] is_delimiter(u)
   Call: (209) [system] ')'==u
   Fail: (209) [system] ')'==u
   Call: (209) [system] get_char((0x55fbb4538270), u)
   Exit: (209) [system] get_char((0x55fbb4538270), u)
   Call: (209) [system] u=(\)
   Fail: (209) [system] u=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1428698)
   Call: (210) [system] peek_char((0x55fbb4538270), _1429632)
   Exit: (210) [system] peek_char((0x55fbb4538270), s)
^  Call: (210) [user] is_delimiter(s)
   Call: (211) [system] char_type(s, space)
   Fail: (211) [system] char_type(s, space)
   Call: (211) [system] arg(_1434352, v('(', ')', end_of_file), s)
   Fail: (211) [system] arg(_1435284, v('(', ')', end_of_file), s)
^  Fail: (210) [user] is_delimiter(s)
   Call: (210) [system] ')'==s
   Fail: (210) [system] ')'==s
   Call: (210) [system] get_char((0x55fbb4538270), s)
   Exit: (210) [system] get_char((0x55fbb4538270), s)
   Call: (210) [system] s=(\)
   Fail: (210) [system] s=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1442634)
   Call: (211) [system] peek_char((0x55fbb4538270), _1443568)
   Exit: (211) [system] peek_char((0x55fbb4538270), i)
^  Call: (211) [user] is_delimiter(i)
   Call: (212) [system] char_type(i, space)
   Fail: (212) [system] char_type(i, space)
   Call: (212) [system] arg(_1448288, v('(', ')', end_of_file), i)
   Fail: (212) [system] arg(_1449220, v('(', ')', end_of_file), i)
^  Fail: (211) [user] is_delimiter(i)
   Call: (211) [system] ')'==i
   Fail: (211) [system] ')'==i
   Call: (211) [system] get_char((0x55fbb4538270), i)
   Exit: (211) [system] get_char((0x55fbb4538270), i)
   Call: (211) [system] i=(\)
   Fail: (211) [system] i=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1456570)
   Call: (212) [system] peek_char((0x55fbb4538270), _1457504)
   Exit: (212) [system] peek_char((0x55fbb4538270), o)
^  Call: (212) [user] is_delimiter(o)
   Call: (213) [system] char_type(o, space)
   Fail: (213) [system] char_type(o, space)
   Call: (213) [system] arg(_1462224, v('(', ')', end_of_file), o)
   Fail: (213) [system] arg(_1463156, v('(', ')', end_of_file), o)
^  Fail: (212) [user] is_delimiter(o)
   Call: (212) [system] ')'==o
   Fail: (212) [system] ')'==o
   Call: (212) [system] get_char((0x55fbb4538270), o)
   Exit: (212) [system] get_char((0x55fbb4538270), o)
   Call: (212) [system] o=(\)
   Fail: (212) [system] o=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1470506)
   Call: (213) [system] peek_char((0x55fbb4538270), _1471440)
   Exit: (213) [system] peek_char((0x55fbb4538270), n)
^  Call: (213) [user] is_delimiter(n)
   Call: (214) [system] char_type(n, space)
   Fail: (214) [system] char_type(n, space)
   Call: (214) [system] arg(_1476160, v('(', ')', end_of_file), n)
   Fail: (214) [system] arg(_1477092, v('(', ')', end_of_file), n)
^  Fail: (213) [user] is_delimiter(n)
   Call: (213) [system] ')'==n
   Fail: (213) [system] ')'==n
   Call: (213) [system] get_char((0x55fbb4538270), n)
   Exit: (213) [system] get_char((0x55fbb4538270), n)
   Call: (213) [system] n=(\)
   Fail: (213) [system] n=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1484442)
   Call: (214) [system] peek_char((0x55fbb4538270), _1485376)
   Exit: (214) [system] peek_char((0x55fbb4538270), ')')
^  Call: (214) [user] is_delimiter(')')
   Call: (215) [system] char_type(')', space)
   Fail: (215) [system] char_type(')', space)
   Call: (215) [system] arg(_1490096, v('(', ')', end_of_file), ')')
   Exit: (215) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (214) [user] is_delimiter(')')
   Call: (214) [system] _1484442=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (213) [system] _1470506=[n]
   Exit: (213) [system] [n]=[n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (212) [system] _1456570=[o, n]
   Exit: (212) [system] [o, n]=[o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (211) [system] _1442634=[i, o, n]
   Exit: (211) [system] [i, o, n]=[i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (210) [system] _1428698=[s, i, o, n]
   Exit: (210) [system] [s, i, o, n]=[s, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, i, o, n])
   Call: (209) [system] _1414762=[u, s, i, o, n]
   Exit: (209) [system] [u, s, i, o, n]=[u, s, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, s, i, o, n])
   Call: (208) [system] _1400826=[l, u, s, i, o, n]
   Exit: (208) [system] [l, u, s, i, o, n]=[l, u, s, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, u, s, i, o, n])
   Call: (207) [system] _1386890=[c, l, u, s, i, o, n]
   Exit: (207) [system] [c, l, u, s, i, o, n]=[c, l, u, s, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, l, u, s, i, o, n])
   Call: (206) [system] _1372954=[n, c, l, u, s, i, o, n]
   Exit: (206) [system] [n, c, l, u, s, i, o, n]=[n, c, l, u, s, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, l, u, s, i, o, n])
   Call: (205) [system] _1359018=[o, n, c, l, u, s, i, o, n]
   Exit: (205) [system] [o, n, c, l, u, s, i, o, n]=[o, n, c, l, u, s, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, c, l, u, s, i, o, n])
   Call: (204) [system] _1345082=[c, o, n, c, l, u, s, i, o, n]
   Exit: (204) [system] [c, o, n, c, l, u, s, i, o, n]=[c, o, n, c, l, u, s, i, o, n]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, o, n, c, l, u, s, i, o, n])
^  Call: (203) [user] classify_and_convert_charseq([$, c, o, n, c, l, u, s, i, o, n], _1309572)
^  Call: (204) [user] classify_and_convert_charseq_([$, c, o, n, c, l, u, s, i, o, n], _1524472)
   Call: (205) [system] atom_chars(_1525404, ['_', c, o, n, c, l, u, s, i, o, n])
   Exit: (205) [system] atom_chars('_conclusion', ['_', c, o, n, c, l, u, s, i, o, n])
^  Exit: (204) [user] classify_and_convert_charseq_([$, c, o, n, c, l, u, s, i, o, n], _conclusion)
   Call: (204) [system] integer(_conclusion)
   Fail: (204) [system] integer(_conclusion)
   Call: (204) [system] _1309572=_conclusion
   Exit: (204) [system] _conclusion=_conclusion
^  Exit: (203) [user] classify_and_convert_charseq([$, c, o, n, c, l, u, s, i, o, n], _conclusion)
^  Exit: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _conclusion)
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), _conclusion)
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _1534696)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1536554)
   Exit: (203) [system] peek_char((0x55fbb4538270), ')')
   Call: (203) [system] ')'=(;)
   Fail: (203) [system] ')'=(;)
   Call: (203) [system] ')'=(/)
   Fail: (203) [system] ')'=(/)
^  Call: (203) [user] is_like_space(')')
   Call: (204) [system] char_type(')', 'white')
   Fail: (204) [system] char_type(')', 'white')
   Call: (204) [system] char_type(')', end_of_line)
   Fail: (204) [system] char_type(')', end_of_line)
   Call: (204) [system] char_type(')', space)
   Fail: (204) [system] char_type(')', space)
   Call: (204) [system] char_type(')', cntrl)
   Fail: (204) [system] char_type(')', cntrl)
^  Fail: (203) [user] is_like_space(')')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1552564)
   Exit: (202) [system] peek_char((0x55fbb4538270), ')')
   Call: (202) [system] ')'=')'
   Exit: (202) [system] ')'=')'
   Call: (202) [system] get_char((0x55fbb4538270), _1556354)
   Exit: (202) [system] get_char((0x55fbb4538270), ')')
   Call: (202) [system] _1534696=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [])
   Call: (201) [system] _1272912=[_conclusion]
   Exit: (201) [system] [_conclusion]=[_conclusion]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [_conclusion])
   Call: (200) [system] _1046460=[_premise3, _conclusion]
   Exit: (200) [system] [_premise3, _conclusion]=[_premise3, _conclusion]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [_premise3, _conclusion])
   Call: (199) [system] _820008=[_premise2, _premise3, _conclusion]
   Exit: (199) [system] [_premise2, _premise3, _conclusion]=[_premise2, _premise3, _conclusion]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [_premise2, _premise3, _conclusion])
   Call: (198) [system] _593556=[_premise1, _premise2, _premise3, _conclusion]
   Exit: (198) [system] [_premise1, _premise2, _premise3, _conclusion]=[_premise1, _premise2, _premise3, _conclusion]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [_premise1, _premise2, _premise3, _conclusion])
   Call: (197) [system] _473000=[->, _premise1, _premise2, _premise3, _conclusion]
   Exit: (197) [system] [->, _premise1, _premise2, _premise3, _conclusion]=[->, _premise1, _premise2, _premise3, _conclusion]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [->, _premise1, _premise2, _premise3, _conclusion])
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), [->, _premise1, _premise2, _premise3, _conclusion])
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _1575824)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1577682)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
   Call: (197) [system] ')'=(/)
   Fail: (197) [system] ')'=(/)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1593692)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55fbb4538270), _1597482)
   Exit: (196) [system] get_char((0x55fbb4538270), ')')
   Call: (196) [system] _1575824=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [])
   Call: (195) [system] _436340=[[->, _premise1, _premise2, _premise3, _conclusion]]
   Exit: (195) [system] [[->, _premise1, _premise2, _premise3, _conclusion]]=[[->, _premise1, _premise2, _premise3, _conclusion]]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [[->, _premise1, _premise2, _premise3, _conclusion]])
   Call: (194) [system] _243348=[_ructor, [->, _premise1, _premise2, _premise3, _conclusion]]
   Exit: (194) [system] [_ructor, [->, _premise1, _premise2, _premise3, _conclusion]]=[_ructor, [->, _premise1, _premise2, _premise3, _conclusion]]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [_ructor, [->, _premise1, _premise2, _premise3, _conclusion]])
   Call: (193) [system] _139522=[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]]
   Exit: (193) [system] [:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]]=[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]])
^  Exit: (191) [user] cont_sexpr(')', (0x55fbb4538270), [:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]])
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _1611364)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1613222)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _1622816)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1625520)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
   Call: (194) [system] '('=(/)
   Fail: (194) [system] '('=(/)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1642454)
   Exit: (192) [system] peek_char((0x55fbb4538270), '(')
   Call: (192) [system] '('=')'
   Fail: (192) [system] '('=')'
   Call: (192) [system] '('=end_of_file
   Fail: (192) [system] '('=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _1648024)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1649882)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
   Call: (194) [system] '('=(/)
   Fail: (194) [system] '('=(/)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _1665892)
   Exit: (193) [system] get_char((0x55fbb4538270), '(')
   Call: (193) [system] '('='('
   Exit: (193) [system] '('='('
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _1648024)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1671462)
   Exit: (195) [system] peek_char((0x55fbb4538270), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
   Call: (195) [system] ($)=(/)
   Fail: (195) [system] ($)=(/)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1687472)
   Exit: (194) [system] peek_char((0x55fbb4538270), $)
   Call: (194) [system] ($)=')'
   Fail: (194) [system] ($)=')'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _1693042)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1694900)
   Exit: (196) [system] peek_char((0x55fbb4538270), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
   Call: (196) [system] ($)=(/)
   Fail: (196) [system] ($)=(/)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _1710910)
   Exit: (195) [system] get_char((0x55fbb4538270), $)
   Call: (195) [system] ($)='('
   Fail: (195) [system] ($)='('
   Call: (195) [system] ($)='['
   Fail: (195) [system] ($)='['
   Call: (195) [system] ($)='{'
   Fail: (195) [system] ($)='{'
   Call: (195) [system] ($)='"'
   Fail: (195) [system] ($)='"'
   Call: (195) [system] ($)=!
   Fail: (195) [system] ($)=!
   Call: (195) [system] ($)='\''
   Fail: (195) [system] ($)='\''
   Call: (195) [system] ($)='`'
   Fail: (195) [system] ($)='`'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55fbb4538270), $, _1693042)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _1728552)
   Call: (197) [system] peek_char((0x55fbb4538270), _1729486)
   Exit: (197) [system] peek_char((0x55fbb4538270), r)
^  Call: (197) [user] is_delimiter(r)
   Call: (198) [system] char_type(r, space)
   Fail: (198) [system] char_type(r, space)
   Call: (198) [system] arg(_1734206, v('(', ')', end_of_file), r)
   Fail: (198) [system] arg(_1735138, v('(', ')', end_of_file), r)
^  Fail: (197) [user] is_delimiter(r)
   Call: (197) [system] ')'==r
   Fail: (197) [system] ')'==r
   Call: (197) [system] get_char((0x55fbb4538270), r)
   Exit: (197) [system] get_char((0x55fbb4538270), r)
   Call: (197) [system] r=(\)
   Fail: (197) [system] r=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _1742488)
   Call: (198) [system] peek_char((0x55fbb4538270), _1743422)
   Exit: (198) [system] peek_char((0x55fbb4538270), b)
^  Call: (198) [user] is_delimiter(b)
   Call: (199) [system] char_type(b, space)
   Fail: (199) [system] char_type(b, space)
   Call: (199) [system] arg(_1748142, v('(', ')', end_of_file), b)
   Fail: (199) [system] arg(_1749074, v('(', ')', end_of_file), b)
^  Fail: (198) [user] is_delimiter(b)
   Call: (198) [system] ')'==b
   Fail: (198) [system] ')'==b
   Call: (198) [system] get_char((0x55fbb4538270), b)
   Exit: (198) [system] get_char((0x55fbb4538270), b)
   Call: (198) [system] b=(\)
   Fail: (198) [system] b=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _1756424)
   Call: (199) [system] peek_char((0x55fbb4538270), _1757358)
   Exit: (199) [system] peek_char((0x55fbb4538270), ')')
^  Call: (199) [user] is_delimiter(')')
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] arg(_1762078, v('(', ')', end_of_file), ')')
   Exit: (200) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (199) [user] is_delimiter(')')
   Call: (199) [system] _1756424=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (198) [system] _1742488=[b]
   Exit: (198) [system] [b]=[b]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (197) [system] _1728552=[r, b]
   Exit: (197) [system] [r, b]=[r, b]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, b])
^  Call: (196) [user] classify_and_convert_charseq([$, r, b], _1693042)
^  Call: (197) [user] classify_and_convert_charseq_([$, r, b], _1774102)
   Call: (198) [system] atom_chars(_1775034, ['_', r, b])
   Exit: (198) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (197) [user] classify_and_convert_charseq_([$, r, b], _rb)
   Call: (197) [system] integer(_rb)
   Fail: (197) [system] integer(_rb)
   Call: (197) [system] _1693042=_rb
   Exit: (197) [system] _rb=_rb
^  Exit: (196) [user] classify_and_convert_charseq([$, r, b], _rb)
^  Exit: (195) [user] read_symbolic(')', (0x55fbb4538270), $, _rb)
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), _rb)
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _1784326)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1786184)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
   Call: (196) [system] ')'=(;)
   Fail: (196) [system] ')'=(;)
   Call: (196) [system] ')'=(/)
   Fail: (196) [system] ')'=(/)
^  Call: (196) [user] is_like_space(')')
   Call: (197) [system] char_type(')', 'white')
   Fail: (197) [system] char_type(')', 'white')
   Call: (197) [system] char_type(')', end_of_line)
   Fail: (197) [system] char_type(')', end_of_line)
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] char_type(')', cntrl)
   Fail: (197) [system] char_type(')', cntrl)
^  Fail: (196) [user] is_like_space(')')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1802194)
   Exit: (195) [system] peek_char((0x55fbb4538270), ')')
   Call: (195) [system] ')'=')'
   Exit: (195) [system] ')'=')'
   Call: (195) [system] get_char((0x55fbb4538270), _1805984)
   Exit: (195) [system] get_char((0x55fbb4538270), ')')
   Call: (195) [system] _1784326=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [])
   Call: (194) [system] _1648024=[_rb]
   Exit: (194) [system] [_rb]=[_rb]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [_rb])
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), [_rb])
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _1814278)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1816136)
   Exit: (194) [system] peek_char((0x55fbb4538270), ')')
   Call: (194) [system] ')'=(;)
   Fail: (194) [system] ')'=(;)
   Call: (194) [system] ')'=(/)
   Fail: (194) [system] ')'=(/)
^  Call: (194) [user] is_like_space(')')
   Call: (195) [system] char_type(')', 'white')
   Fail: (195) [system] char_type(')', 'white')
   Call: (195) [system] char_type(')', end_of_line)
   Fail: (195) [system] char_type(')', end_of_line)
   Call: (195) [system] char_type(')', space)
   Fail: (195) [system] char_type(')', space)
   Call: (195) [system] char_type(')', cntrl)
   Fail: (195) [system] char_type(')', cntrl)
^  Fail: (194) [user] is_like_space(')')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1832146)
   Exit: (193) [system] peek_char((0x55fbb4538270), ')')
   Call: (193) [system] ')'=')'
   Exit: (193) [system] ')'=')'
   Call: (193) [system] get_char((0x55fbb4538270), _1835936)
   Exit: (193) [system] get_char((0x55fbb4538270), ')')
   Call: (193) [system] _1814278=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [])
   Call: (192) [system] _1611364=[[_rb]]
   Exit: (192) [system] [[_rb]]=[[_rb]]
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), [[_rb]])
   Call: (191) [system] _94504=[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]]
   Exit: (191) [system] [[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]]=[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]]
^  Exit: (190) [user] read_list(')', (0x55fbb4538270), [[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]])
^  Exit: (189) [user] cont_sexpr(')', (0x55fbb4538270), [[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]])
^  Call: (189) [user] read_list(')', (0x55fbb4538270), _1847024)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1848882)
   Exit: (191) [system] peek_char((0x55fbb4538270), '\n')
   Call: (191) [system] '\n'=(;)
   Fail: (191) [system] '\n'=(;)
   Call: (191) [system] '\n'=(/)
   Fail: (191) [system] '\n'=(/)
^  Call: (191) [user] is_like_space('\n')
   Call: (192) [system] char_type('\n', 'white')
   Fail: (192) [system] char_type('\n', 'white')
   Call: (192) [system] char_type('\n', end_of_line)
   Exit: (192) [system] char_type('\n', end_of_line)
^  Exit: (191) [user] is_like_space('\n')
   Call: (191) [system] get_char((0x55fbb4538270), _1860332)
   Exit: (191) [system] get_char((0x55fbb4538270), '\n')
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1863036)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
   Call: (192) [system] ' '=(/)
   Fail: (192) [system] ' '=(/)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55fbb4538270), _1872630)
   Exit: (192) [system] get_char((0x55fbb4538270), ' ')
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1875334)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _1884928)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1887632)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
   Call: (194) [system] ' '=(/)
   Fail: (194) [system] ' '=(/)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55fbb4538270), _1897226)
   Exit: (194) [system] get_char((0x55fbb4538270), ' ')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1899930)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _1909524)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1912228)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _1921822)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1924526)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _1934120)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1936824)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _1946418)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1949122)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _1958716)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1961420)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _1971014)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1973718)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _1983312)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1986016)
   Exit: (202) [system] peek_char((0x55fbb4538270), '(')
   Call: (202) [system] '('=(;)
   Fail: (202) [system] '('=(;)
   Call: (202) [system] '('=(/)
   Fail: (202) [system] '('=(/)
^  Call: (202) [user] is_like_space('(')
   Call: (203) [system] char_type('(', 'white')
   Fail: (203) [system] char_type('(', 'white')
   Call: (203) [system] char_type('(', end_of_line)
   Fail: (203) [system] char_type('(', end_of_line)
   Call: (203) [system] char_type('(', space)
   Fail: (203) [system] char_type('(', space)
   Call: (203) [system] char_type('(', cntrl)
   Fail: (203) [system] char_type('(', cntrl)
^  Fail: (202) [user] is_like_space('(')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _2012190)
   Exit: (190) [system] peek_char((0x55fbb4538270), '(')
   Call: (190) [system] '('=')'
   Fail: (190) [system] '('=')'
   Call: (190) [system] '('=end_of_file
   Fail: (190) [system] '('=end_of_file
^  Call: (190) [user] cont_sexpr(')', (0x55fbb4538270), _2017760)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _2019618)
   Exit: (192) [system] peek_char((0x55fbb4538270), '(')
   Call: (192) [system] '('=(;)
   Fail: (192) [system] '('=(;)
   Call: (192) [system] '('=(/)
   Fail: (192) [system] '('=(/)
^  Call: (192) [user] is_like_space('(')
   Call: (193) [system] char_type('(', 'white')
   Fail: (193) [system] char_type('(', 'white')
   Call: (193) [system] char_type('(', end_of_line)
   Fail: (193) [system] char_type('(', end_of_line)
   Call: (193) [system] char_type('(', space)
   Fail: (193) [system] char_type('(', space)
   Call: (193) [system] char_type('(', cntrl)
   Fail: (193) [system] char_type('(', cntrl)
^  Fail: (192) [user] is_like_space('(')
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] get_char((0x55fbb4538270), _2035628)
   Exit: (191) [system] get_char((0x55fbb4538270), '(')
   Call: (191) [system] '('='('
   Exit: (191) [system] '('='('
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _2017760)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _2041198)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
   Call: (193) [system] '('=(/)
   Fail: (193) [system] '('=(/)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _2057208)
   Exit: (192) [system] peek_char((0x55fbb4538270), '(')
   Call: (192) [system] '('=')'
   Fail: (192) [system] '('=')'
   Call: (192) [system] '('=end_of_file
   Fail: (192) [system] '('=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _2062778)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _2064636)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
   Call: (194) [system] '('=(/)
   Fail: (194) [system] '('=(/)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _2080646)
   Exit: (193) [system] get_char((0x55fbb4538270), '(')
   Call: (193) [system] '('='('
   Exit: (193) [system] '('='('
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _2062778)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _2086216)
   Exit: (195) [system] peek_char((0x55fbb4538270), :)
   Call: (195) [system] (:)=(;)
   Fail: (195) [system] (:)=(;)
   Call: (195) [system] (:)=(/)
   Fail: (195) [system] (:)=(/)
^  Call: (195) [user] is_like_space(:)
   Call: (196) [system] char_type(:, 'white')
   Fail: (196) [system] char_type(:, 'white')
   Call: (196) [system] char_type(:, end_of_line)
   Fail: (196) [system] char_type(:, end_of_line)
   Call: (196) [system] char_type(:, space)
   Fail: (196) [system] char_type(:, space)
   Call: (196) [system] char_type(:, cntrl)
   Fail: (196) [system] char_type(:, cntrl)
^  Fail: (195) [user] is_like_space(:)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _8930)
   Exit: (194) [system] peek_char((0x55fbb4538270), :)
   Call: (194) [system] (:)=')'
   Fail: (194) [system] (:)=')'
   Call: (194) [system] (:)=end_of_file
   Fail: (194) [system] (:)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _14500)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _16358)
   Exit: (196) [system] peek_char((0x55fbb4538270), :)
   Call: (196) [system] (:)=(;)
   Fail: (196) [system] (:)=(;)
   Call: (196) [system] (:)=(/)
   Fail: (196) [system] (:)=(/)
^  Call: (196) [user] is_like_space(:)
   Call: (197) [system] char_type(:, 'white')
   Fail: (197) [system] char_type(:, 'white')
   Call: (197) [system] char_type(:, end_of_line)
   Fail: (197) [system] char_type(:, end_of_line)
   Call: (197) [system] char_type(:, space)
   Fail: (197) [system] char_type(:, space)
   Call: (197) [system] char_type(:, cntrl)
   Fail: (197) [system] char_type(:, cntrl)
^  Fail: (196) [user] is_like_space(:)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _32368)
   Exit: (195) [system] get_char((0x55fbb4538270), :)
   Call: (195) [system] (:)='('
   Fail: (195) [system] (:)='('
   Call: (195) [system] (:)='['
   Fail: (195) [system] (:)='['
   Call: (195) [system] (:)='{'
   Fail: (195) [system] (:)='{'
   Call: (195) [system] (:)='"'
   Fail: (195) [system] (:)='"'
   Call: (195) [system] (:)=!
   Fail: (195) [system] (:)=!
   Call: (195) [system] (:)='\''
   Fail: (195) [system] (:)='\''
   Call: (195) [system] (:)='`'
   Fail: (195) [system] (:)='`'
   Call: (195) [system] (:)=end_of_file
   Fail: (195) [system] (:)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55fbb4538270), :, _14500)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _50010)
   Call: (197) [system] peek_char((0x55fbb4538270), _50944)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (197) [user] is_delimiter(' ')
   Call: (198) [system] char_type(' ', space)
   Exit: (198) [system] char_type(' ', space)
^  Exit: (197) [user] is_delimiter(' ')
   Call: (197) [system] _50010=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (196) [user] classify_and_convert_charseq([:], _14500)
^  Call: (197) [user] classify_and_convert_charseq_([:], _60228)
^  Call: (199) [system] setup_call_cleanup('$notrace'(_61180, _61182), once(user:catch(read_from_chars([:], _60228), _61162, fail)), '$restore_trace'(_61180, _61182))
^  Call: (200) [system] sig_atomic(system:'$notrace'(_61180, _61182))
^  Exit: (199) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _61162, fail)), system:'$restore_trace'(3, -1))
   Call: (198) [system] atomic(:)
   Exit: (198) [system] atomic(:)
^  Exit: (197) [user] classify_and_convert_charseq_([:], :)
   Call: (197) [system] integer(:)
   Fail: (197) [system] integer(:)
   Call: (197) [system] _14500=(:)
   Exit: (197) [system] (:)=(:)
^  Exit: (196) [user] classify_and_convert_charseq([:], :)
^  Exit: (195) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _73308)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _75166)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _84760)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _87464)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
   Call: (197) [system] '('=(/)
   Fail: (197) [system] '('=(/)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _104398)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=')'
   Fail: (195) [system] '('=')'
   Call: (195) [system] '('=end_of_file
   Fail: (195) [system] '('=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _109968)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _111826)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
   Call: (197) [system] '('=(/)
   Fail: (197) [system] '('=(/)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _127836)
   Exit: (196) [system] get_char((0x55fbb4538270), '(')
   Call: (196) [system] '('='('
   Exit: (196) [system] '('='('
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _109968)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _133406)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
   Call: (198) [system] ($)=(/)
   Fail: (198) [system] ($)=(/)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _149416)
   Exit: (197) [system] peek_char((0x55fbb4538270), $)
   Call: (197) [system] ($)=')'
   Fail: (197) [system] ($)=')'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _154986)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _156844)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
   Call: (199) [system] ($)=(/)
   Fail: (199) [system] ($)=(/)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _172854)
   Exit: (198) [system] get_char((0x55fbb4538270), $)
   Call: (198) [system] ($)='('
   Fail: (198) [system] ($)='('
   Call: (198) [system] ($)='['
   Fail: (198) [system] ($)='['
   Call: (198) [system] ($)='{'
   Fail: (198) [system] ($)='{'
   Call: (198) [system] ($)='"'
   Fail: (198) [system] ($)='"'
   Call: (198) [system] ($)=!
   Fail: (198) [system] ($)=!
   Call: (198) [system] ($)='\''
   Fail: (198) [system] ($)='\''
   Call: (198) [system] ($)='`'
   Fail: (198) [system] ($)='`'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55fbb4538270), $, _154986)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _190496)
   Call: (200) [system] peek_char((0x55fbb4538270), _191430)
   Exit: (200) [system] peek_char((0x55fbb4538270), r)
^  Call: (200) [user] is_delimiter(r)
   Call: (201) [system] char_type(r, space)
   Fail: (201) [system] char_type(r, space)
   Call: (201) [system] arg(_196150, v('(', ')', end_of_file), r)
   Fail: (201) [system] arg(_197082, v('(', ')', end_of_file), r)
^  Fail: (200) [user] is_delimiter(r)
   Call: (200) [system] ')'==r
   Fail: (200) [system] ')'==r
   Call: (200) [system] get_char((0x55fbb4538270), r)
   Exit: (200) [system] get_char((0x55fbb4538270), r)
   Call: (200) [system] r=(\)
   Fail: (200) [system] r=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _204432)
   Call: (201) [system] peek_char((0x55fbb4538270), _205366)
   Exit: (201) [system] peek_char((0x55fbb4538270), u)
^  Call: (201) [user] is_delimiter(u)
   Call: (202) [system] char_type(u, space)
   Fail: (202) [system] char_type(u, space)
   Call: (202) [system] arg(_210086, v('(', ')', end_of_file), u)
   Fail: (202) [system] arg(_211018, v('(', ')', end_of_file), u)
^  Fail: (201) [user] is_delimiter(u)
   Call: (201) [system] ')'==u
   Fail: (201) [system] ')'==u
   Call: (201) [system] get_char((0x55fbb4538270), u)
   Exit: (201) [system] get_char((0x55fbb4538270), u)
   Call: (201) [system] u=(\)
   Fail: (201) [system] u=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _218368)
   Call: (202) [system] peek_char((0x55fbb4538270), _219302)
   Exit: (202) [system] peek_char((0x55fbb4538270), c)
^  Call: (202) [user] is_delimiter(c)
   Call: (203) [system] char_type(c, space)
   Fail: (203) [system] char_type(c, space)
   Call: (203) [system] arg(_224022, v('(', ')', end_of_file), c)
   Fail: (203) [system] arg(_224954, v('(', ')', end_of_file), c)
^  Fail: (202) [user] is_delimiter(c)
   Call: (202) [system] ')'==c
   Fail: (202) [system] ')'==c
   Call: (202) [system] get_char((0x55fbb4538270), c)
   Exit: (202) [system] get_char((0x55fbb4538270), c)
   Call: (202) [system] c=(\)
   Fail: (202) [system] c=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _232304)
   Call: (203) [system] peek_char((0x55fbb4538270), _233238)
   Exit: (203) [system] peek_char((0x55fbb4538270), t)
^  Call: (203) [user] is_delimiter(t)
   Call: (204) [system] char_type(t, space)
   Fail: (204) [system] char_type(t, space)
   Call: (204) [system] arg(_237958, v('(', ')', end_of_file), t)
   Fail: (204) [system] arg(_238890, v('(', ')', end_of_file), t)
^  Fail: (203) [user] is_delimiter(t)
   Call: (203) [system] ')'==t
   Fail: (203) [system] ')'==t
   Call: (203) [system] get_char((0x55fbb4538270), t)
   Exit: (203) [system] get_char((0x55fbb4538270), t)
   Call: (203) [system] t=(\)
   Fail: (203) [system] t=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _246240)
   Call: (204) [system] peek_char((0x55fbb4538270), _247174)
   Exit: (204) [system] peek_char((0x55fbb4538270), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_251894, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_252826, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55fbb4538270), o)
   Exit: (204) [system] get_char((0x55fbb4538270), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _260176)
   Call: (205) [system] peek_char((0x55fbb4538270), _261110)
   Exit: (205) [system] peek_char((0x55fbb4538270), r)
^  Call: (205) [user] is_delimiter(r)
   Call: (206) [system] char_type(r, space)
   Fail: (206) [system] char_type(r, space)
   Call: (206) [system] arg(_265830, v('(', ')', end_of_file), r)
   Fail: (206) [system] arg(_266762, v('(', ')', end_of_file), r)
^  Fail: (205) [user] is_delimiter(r)
   Call: (205) [system] ')'==r
   Fail: (205) [system] ')'==r
   Call: (205) [system] get_char((0x55fbb4538270), r)
   Exit: (205) [system] get_char((0x55fbb4538270), r)
   Call: (205) [system] r=(\)
   Fail: (205) [system] r=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _274112)
   Call: (206) [system] peek_char((0x55fbb4538270), _275046)
   Exit: (206) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (206) [user] is_delimiter(' ')
   Call: (207) [system] char_type(' ', space)
   Exit: (207) [system] char_type(' ', space)
^  Exit: (206) [user] is_delimiter(' ')
   Call: (206) [system] _274112=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (205) [system] _260176=[r]
   Exit: (205) [system] [r]=[r]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [r])
   Call: (204) [system] _246240=[o, r]
   Exit: (204) [system] [o, r]=[o, r]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, r])
   Call: (203) [system] _232304=[t, o, r]
   Exit: (203) [system] [t, o, r]=[t, o, r]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, o, r])
   Call: (202) [system] _218368=[c, t, o, r]
   Exit: (202) [system] [c, t, o, r]=[c, t, o, r]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, o, r])
   Call: (201) [system] _204432=[u, c, t, o, r]
   Exit: (201) [system] [u, c, t, o, r]=[u, c, t, o, r]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, o, r])
   Call: (200) [system] _190496=[r, u, c, t, o, r]
   Exit: (200) [system] [r, u, c, t, o, r]=[r, u, c, t, o, r]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, u, c, t, o, r])
^  Call: (199) [user] classify_and_convert_charseq([$, r, u, c, t, o, r], _154986)
^  Call: (200) [user] classify_and_convert_charseq_([$, r, u, c, t, o, r], _301094)
   Call: (201) [system] atom_chars(_302026, ['_', r, u, c, t, o, r])
   Exit: (201) [system] atom_chars('_ructor', ['_', r, u, c, t, o, r])
^  Exit: (200) [user] classify_and_convert_charseq_([$, r, u, c, t, o, r], _ructor)
   Call: (200) [system] integer(_ructor)
   Fail: (200) [system] integer(_ructor)
   Call: (200) [system] _154986=_ructor
   Exit: (200) [system] _ructor=_ructor
^  Exit: (199) [user] classify_and_convert_charseq([$, r, u, c, t, o, r], _ructor)
^  Exit: (198) [user] read_symbolic(')', (0x55fbb4538270), $, _ructor)
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), _ructor)
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _311318)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _313176)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _322770)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _325474)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
   Call: (200) [system] ($)=(/)
   Fail: (200) [system] ($)=(/)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _342408)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=')'
   Fail: (198) [system] ($)=')'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _347978)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _349836)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
   Call: (200) [system] ($)=(/)
   Fail: (200) [system] ($)=(/)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _365846)
   Exit: (199) [system] get_char((0x55fbb4538270), $)
   Call: (199) [system] ($)='('
   Fail: (199) [system] ($)='('
   Call: (199) [system] ($)='['
   Fail: (199) [system] ($)='['
   Call: (199) [system] ($)='{'
   Fail: (199) [system] ($)='{'
   Call: (199) [system] ($)='"'
   Fail: (199) [system] ($)='"'
   Call: (199) [system] ($)=!
   Fail: (199) [system] ($)=!
   Call: (199) [system] ($)='\''
   Fail: (199) [system] ($)='\''
   Call: (199) [system] ($)='`'
   Fail: (199) [system] ($)='`'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55fbb4538270), $, _347978)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _383488)
   Call: (201) [system] peek_char((0x55fbb4538270), _384422)
   Exit: (201) [system] peek_char((0x55fbb4538270), p)
^  Call: (201) [user] is_delimiter(p)
   Call: (202) [system] char_type(p, space)
   Fail: (202) [system] char_type(p, space)
   Call: (202) [system] arg(_389142, v('(', ')', end_of_file), p)
   Fail: (202) [system] arg(_390074, v('(', ')', end_of_file), p)
^  Fail: (201) [user] is_delimiter(p)
   Call: (201) [system] ')'==p
   Fail: (201) [system] ')'==p
   Call: (201) [system] get_char((0x55fbb4538270), p)
   Exit: (201) [system] get_char((0x55fbb4538270), p)
   Call: (201) [system] p=(\)
   Fail: (201) [system] p=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _397424)
   Call: (202) [system] peek_char((0x55fbb4538270), _398358)
   Exit: (202) [system] peek_char((0x55fbb4538270), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_403078, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_404010, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55fbb4538270), r)
   Exit: (202) [system] get_char((0x55fbb4538270), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _411360)
   Call: (203) [system] peek_char((0x55fbb4538270), _412294)
   Exit: (203) [system] peek_char((0x55fbb4538270), o)
^  Call: (203) [user] is_delimiter(o)
   Call: (204) [system] char_type(o, space)
   Fail: (204) [system] char_type(o, space)
   Call: (204) [system] arg(_417014, v('(', ')', end_of_file), o)
   Fail: (204) [system] arg(_417946, v('(', ')', end_of_file), o)
^  Fail: (203) [user] is_delimiter(o)
   Call: (203) [system] ')'==o
   Fail: (203) [system] ')'==o
   Call: (203) [system] get_char((0x55fbb4538270), o)
   Exit: (203) [system] get_char((0x55fbb4538270), o)
   Call: (203) [system] o=(\)
   Fail: (203) [system] o=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _425296)
   Call: (204) [system] peek_char((0x55fbb4538270), _426230)
   Exit: (204) [system] peek_char((0x55fbb4538270), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_430950, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_431882, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55fbb4538270), o)
   Exit: (204) [system] get_char((0x55fbb4538270), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _439232)
   Call: (205) [system] peek_char((0x55fbb4538270), _440166)
   Exit: (205) [system] peek_char((0x55fbb4538270), f)
^  Call: (205) [user] is_delimiter(f)
   Call: (206) [system] char_type(f, space)
   Fail: (206) [system] char_type(f, space)
   Call: (206) [system] arg(_444886, v('(', ')', end_of_file), f)
   Fail: (206) [system] arg(_445818, v('(', ')', end_of_file), f)
^  Fail: (205) [user] is_delimiter(f)
   Call: (205) [system] ')'==f
   Fail: (205) [system] ')'==f
   Call: (205) [system] get_char((0x55fbb4538270), f)
   Exit: (205) [system] get_char((0x55fbb4538270), f)
   Call: (205) [system] f=(\)
   Fail: (205) [system] f=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _453168)
   Call: (206) [system] peek_char((0x55fbb4538270), _454102)
   Exit: (206) [system] peek_char((0x55fbb4538270), '1')
^  Call: (206) [user] is_delimiter('1')
   Call: (207) [system] char_type('1', space)
   Fail: (207) [system] char_type('1', space)
   Call: (207) [system] arg(_458822, v('(', ')', end_of_file), '1')
   Fail: (207) [system] arg(_459754, v('(', ')', end_of_file), '1')
^  Fail: (206) [user] is_delimiter('1')
   Call: (206) [system] ')'=='1'
   Fail: (206) [system] ')'=='1'
   Call: (206) [system] get_char((0x55fbb4538270), '1')
   Exit: (206) [system] get_char((0x55fbb4538270), '1')
   Call: (206) [system] '1'=(\)
   Fail: (206) [system] '1'=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _467104)
   Call: (207) [system] peek_char((0x55fbb4538270), _468038)
   Exit: (207) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (207) [user] is_delimiter(' ')
   Call: (208) [system] char_type(' ', space)
   Exit: (208) [system] char_type(' ', space)
^  Exit: (207) [user] is_delimiter(' ')
   Call: (207) [system] _467104=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (206) [system] _453168=['1']
   Exit: (206) [system] ['1']=['1']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), ['1'])
   Call: (205) [system] _439232=[f, '1']
   Exit: (205) [system] [f, '1']=[f, '1']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [f, '1'])
   Call: (204) [system] _425296=[o, f, '1']
   Exit: (204) [system] [o, f, '1']=[o, f, '1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, f, '1'])
   Call: (203) [system] _411360=[o, o, f, '1']
   Exit: (203) [system] [o, o, f, '1']=[o, o, f, '1']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, o, f, '1'])
   Call: (202) [system] _397424=[r, o, o, f, '1']
   Exit: (202) [system] [r, o, o, f, '1']=[r, o, o, f, '1']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, o, f, '1'])
   Call: (201) [system] _383488=[p, r, o, o, f, '1']
   Exit: (201) [system] [p, r, o, o, f, '1']=[p, r, o, o, f, '1']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, o, o, f, '1'])
^  Call: (200) [user] classify_and_convert_charseq([$, p, r, o, o, f, '1'], _347978)
^  Call: (201) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '1'], _494086)
   Call: (202) [system] atom_chars(_495018, ['_', p, r, o, o, f, '1'])
   Exit: (202) [system] atom_chars('_proof1', ['_', p, r, o, o, f, '1'])
^  Exit: (201) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '1'], _proof1)
   Call: (201) [system] integer(_proof1)
   Fail: (201) [system] integer(_proof1)
   Call: (201) [system] _347978=_proof1
   Exit: (201) [system] _proof1=_proof1
^  Exit: (200) [user] classify_and_convert_charseq([$, p, r, o, o, f, '1'], _proof1)
^  Exit: (199) [user] read_symbolic(')', (0x55fbb4538270), $, _proof1)
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), _proof1)
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _504310)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _506168)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _515762)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _518466)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
   Call: (201) [system] ($)=(/)
   Fail: (201) [system] ($)=(/)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _535400)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=')'
   Fail: (199) [system] ($)=')'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _540970)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _542828)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
   Call: (201) [system] ($)=(/)
   Fail: (201) [system] ($)=(/)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _558838)
   Exit: (200) [system] get_char((0x55fbb4538270), $)
   Call: (200) [system] ($)='('
   Fail: (200) [system] ($)='('
   Call: (200) [system] ($)='['
   Fail: (200) [system] ($)='['
   Call: (200) [system] ($)='{'
   Fail: (200) [system] ($)='{'
   Call: (200) [system] ($)='"'
   Fail: (200) [system] ($)='"'
   Call: (200) [system] ($)=!
   Fail: (200) [system] ($)=!
   Call: (200) [system] ($)='\''
   Fail: (200) [system] ($)='\''
   Call: (200) [system] ($)='`'
   Fail: (200) [system] ($)='`'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55fbb4538270), $, _540970)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _576480)
   Call: (202) [system] peek_char((0x55fbb4538270), _577414)
   Exit: (202) [system] peek_char((0x55fbb4538270), p)
^  Call: (202) [user] is_delimiter(p)
   Call: (203) [system] char_type(p, space)
   Fail: (203) [system] char_type(p, space)
   Call: (203) [system] arg(_582134, v('(', ')', end_of_file), p)
   Fail: (203) [system] arg(_583066, v('(', ')', end_of_file), p)
^  Fail: (202) [user] is_delimiter(p)
   Call: (202) [system] ')'==p
   Fail: (202) [system] ')'==p
   Call: (202) [system] get_char((0x55fbb4538270), p)
   Exit: (202) [system] get_char((0x55fbb4538270), p)
   Call: (202) [system] p=(\)
   Fail: (202) [system] p=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _590416)
   Call: (203) [system] peek_char((0x55fbb4538270), _591350)
   Exit: (203) [system] peek_char((0x55fbb4538270), r)
^  Call: (203) [user] is_delimiter(r)
   Call: (204) [system] char_type(r, space)
   Fail: (204) [system] char_type(r, space)
   Call: (204) [system] arg(_596070, v('(', ')', end_of_file), r)
   Fail: (204) [system] arg(_597002, v('(', ')', end_of_file), r)
^  Fail: (203) [user] is_delimiter(r)
   Call: (203) [system] ')'==r
   Fail: (203) [system] ')'==r
   Call: (203) [system] get_char((0x55fbb4538270), r)
   Exit: (203) [system] get_char((0x55fbb4538270), r)
   Call: (203) [system] r=(\)
   Fail: (203) [system] r=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _604352)
   Call: (204) [system] peek_char((0x55fbb4538270), _605286)
   Exit: (204) [system] peek_char((0x55fbb4538270), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_610006, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_610938, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55fbb4538270), o)
   Exit: (204) [system] get_char((0x55fbb4538270), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _618288)
   Call: (205) [system] peek_char((0x55fbb4538270), _619222)
   Exit: (205) [system] peek_char((0x55fbb4538270), o)
^  Call: (205) [user] is_delimiter(o)
   Call: (206) [system] char_type(o, space)
   Fail: (206) [system] char_type(o, space)
   Call: (206) [system] arg(_623942, v('(', ')', end_of_file), o)
   Fail: (206) [system] arg(_624874, v('(', ')', end_of_file), o)
^  Fail: (205) [user] is_delimiter(o)
   Call: (205) [system] ')'==o
   Fail: (205) [system] ')'==o
   Call: (205) [system] get_char((0x55fbb4538270), o)
   Exit: (205) [system] get_char((0x55fbb4538270), o)
   Call: (205) [system] o=(\)
   Fail: (205) [system] o=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _632224)
   Call: (206) [system] peek_char((0x55fbb4538270), _633158)
   Exit: (206) [system] peek_char((0x55fbb4538270), f)
^  Call: (206) [user] is_delimiter(f)
   Call: (207) [system] char_type(f, space)
   Fail: (207) [system] char_type(f, space)
   Call: (207) [system] arg(_637878, v('(', ')', end_of_file), f)
   Fail: (207) [system] arg(_638810, v('(', ')', end_of_file), f)
^  Fail: (206) [user] is_delimiter(f)
   Call: (206) [system] ')'==f
   Fail: (206) [system] ')'==f
   Call: (206) [system] get_char((0x55fbb4538270), f)
   Exit: (206) [system] get_char((0x55fbb4538270), f)
   Call: (206) [system] f=(\)
   Fail: (206) [system] f=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _646160)
   Call: (207) [system] peek_char((0x55fbb4538270), _647094)
   Exit: (207) [system] peek_char((0x55fbb4538270), '2')
^  Call: (207) [user] is_delimiter('2')
   Call: (208) [system] char_type('2', space)
   Fail: (208) [system] char_type('2', space)
   Call: (208) [system] arg(_651814, v('(', ')', end_of_file), '2')
   Fail: (208) [system] arg(_652746, v('(', ')', end_of_file), '2')
^  Fail: (207) [user] is_delimiter('2')
   Call: (207) [system] ')'=='2'
   Fail: (207) [system] ')'=='2'
   Call: (207) [system] get_char((0x55fbb4538270), '2')
   Exit: (207) [system] get_char((0x55fbb4538270), '2')
   Call: (207) [system] '2'=(\)
   Fail: (207) [system] '2'=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _660096)
   Call: (208) [system] peek_char((0x55fbb4538270), _661030)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (208) [user] is_delimiter(' ')
   Call: (209) [system] char_type(' ', space)
   Exit: (209) [system] char_type(' ', space)
^  Exit: (208) [user] is_delimiter(' ')
   Call: (208) [system] _660096=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (207) [system] _646160=['2']
   Exit: (207) [system] ['2']=['2']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), ['2'])
   Call: (206) [system] _632224=[f, '2']
   Exit: (206) [system] [f, '2']=[f, '2']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [f, '2'])
   Call: (205) [system] _618288=[o, f, '2']
   Exit: (205) [system] [o, f, '2']=[o, f, '2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, f, '2'])
   Call: (204) [system] _604352=[o, o, f, '2']
   Exit: (204) [system] [o, o, f, '2']=[o, o, f, '2']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, o, f, '2'])
   Call: (203) [system] _590416=[r, o, o, f, '2']
   Exit: (203) [system] [r, o, o, f, '2']=[r, o, o, f, '2']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, o, f, '2'])
   Call: (202) [system] _576480=[p, r, o, o, f, '2']
   Exit: (202) [system] [p, r, o, o, f, '2']=[p, r, o, o, f, '2']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, o, o, f, '2'])
^  Call: (201) [user] classify_and_convert_charseq([$, p, r, o, o, f, '2'], _540970)
^  Call: (202) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '2'], _687078)
   Call: (203) [system] atom_chars(_688010, ['_', p, r, o, o, f, '2'])
   Exit: (203) [system] atom_chars('_proof2', ['_', p, r, o, o, f, '2'])
^  Exit: (202) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '2'], _proof2)
   Call: (202) [system] integer(_proof2)
   Fail: (202) [system] integer(_proof2)
   Call: (202) [system] _540970=_proof2
   Exit: (202) [system] _proof2=_proof2
^  Exit: (201) [user] classify_and_convert_charseq([$, p, r, o, o, f, '2'], _proof2)
^  Exit: (200) [user] read_symbolic(')', (0x55fbb4538270), $, _proof2)
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), _proof2)
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _697302)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _699160)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _708754)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _711458)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _728392)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _733962)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _735820)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _751830)
   Exit: (201) [system] get_char((0x55fbb4538270), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _733962)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _769472)
   Call: (203) [system] peek_char((0x55fbb4538270), _770406)
   Exit: (203) [system] peek_char((0x55fbb4538270), p)
^  Call: (203) [user] is_delimiter(p)
   Call: (204) [system] char_type(p, space)
   Fail: (204) [system] char_type(p, space)
   Call: (204) [system] arg(_775126, v('(', ')', end_of_file), p)
   Fail: (204) [system] arg(_776058, v('(', ')', end_of_file), p)
^  Fail: (203) [user] is_delimiter(p)
   Call: (203) [system] ')'==p
   Fail: (203) [system] ')'==p
   Call: (203) [system] get_char((0x55fbb4538270), p)
   Exit: (203) [system] get_char((0x55fbb4538270), p)
   Call: (203) [system] p=(\)
   Fail: (203) [system] p=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _783408)
   Call: (204) [system] peek_char((0x55fbb4538270), _784342)
   Exit: (204) [system] peek_char((0x55fbb4538270), r)
^  Call: (204) [user] is_delimiter(r)
   Call: (205) [system] char_type(r, space)
   Fail: (205) [system] char_type(r, space)
   Call: (205) [system] arg(_789062, v('(', ')', end_of_file), r)
   Fail: (205) [system] arg(_789994, v('(', ')', end_of_file), r)
^  Fail: (204) [user] is_delimiter(r)
   Call: (204) [system] ')'==r
   Fail: (204) [system] ')'==r
   Call: (204) [system] get_char((0x55fbb4538270), r)
   Exit: (204) [system] get_char((0x55fbb4538270), r)
   Call: (204) [system] r=(\)
   Fail: (204) [system] r=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _797344)
   Call: (205) [system] peek_char((0x55fbb4538270), _798278)
   Exit: (205) [system] peek_char((0x55fbb4538270), o)
^  Call: (205) [user] is_delimiter(o)
   Call: (206) [system] char_type(o, space)
   Fail: (206) [system] char_type(o, space)
   Call: (206) [system] arg(_802998, v('(', ')', end_of_file), o)
   Fail: (206) [system] arg(_803930, v('(', ')', end_of_file), o)
^  Fail: (205) [user] is_delimiter(o)
   Call: (205) [system] ')'==o
   Fail: (205) [system] ')'==o
   Call: (205) [system] get_char((0x55fbb4538270), o)
   Exit: (205) [system] get_char((0x55fbb4538270), o)
   Call: (205) [system] o=(\)
   Fail: (205) [system] o=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _811280)
   Call: (206) [system] peek_char((0x55fbb4538270), _812214)
   Exit: (206) [system] peek_char((0x55fbb4538270), o)
^  Call: (206) [user] is_delimiter(o)
   Call: (207) [system] char_type(o, space)
   Fail: (207) [system] char_type(o, space)
   Call: (207) [system] arg(_816934, v('(', ')', end_of_file), o)
   Fail: (207) [system] arg(_817866, v('(', ')', end_of_file), o)
^  Fail: (206) [user] is_delimiter(o)
   Call: (206) [system] ')'==o
   Fail: (206) [system] ')'==o
   Call: (206) [system] get_char((0x55fbb4538270), o)
   Exit: (206) [system] get_char((0x55fbb4538270), o)
   Call: (206) [system] o=(\)
   Fail: (206) [system] o=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _825216)
   Call: (207) [system] peek_char((0x55fbb4538270), _826150)
   Exit: (207) [system] peek_char((0x55fbb4538270), f)
^  Call: (207) [user] is_delimiter(f)
   Call: (208) [system] char_type(f, space)
   Fail: (208) [system] char_type(f, space)
   Call: (208) [system] arg(_830870, v('(', ')', end_of_file), f)
   Fail: (208) [system] arg(_831802, v('(', ')', end_of_file), f)
^  Fail: (207) [user] is_delimiter(f)
   Call: (207) [system] ')'==f
   Fail: (207) [system] ')'==f
   Call: (207) [system] get_char((0x55fbb4538270), f)
   Exit: (207) [system] get_char((0x55fbb4538270), f)
   Call: (207) [system] f=(\)
   Fail: (207) [system] f=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _839152)
   Call: (208) [system] peek_char((0x55fbb4538270), _840086)
   Exit: (208) [system] peek_char((0x55fbb4538270), '3')
^  Call: (208) [user] is_delimiter('3')
   Call: (209) [system] char_type('3', space)
   Fail: (209) [system] char_type('3', space)
   Call: (209) [system] arg(_844806, v('(', ')', end_of_file), '3')
   Fail: (209) [system] arg(_845738, v('(', ')', end_of_file), '3')
^  Fail: (208) [user] is_delimiter('3')
   Call: (208) [system] ')'=='3'
   Fail: (208) [system] ')'=='3'
   Call: (208) [system] get_char((0x55fbb4538270), '3')
   Exit: (208) [system] get_char((0x55fbb4538270), '3')
   Call: (208) [system] '3'=(\)
   Fail: (208) [system] '3'=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _853088)
   Call: (209) [system] peek_char((0x55fbb4538270), _854022)
   Exit: (209) [system] peek_char((0x55fbb4538270), ')')
^  Call: (209) [user] is_delimiter(')')
   Call: (210) [system] char_type(')', space)
   Fail: (210) [system] char_type(')', space)
   Call: (210) [system] arg(_858742, v('(', ')', end_of_file), ')')
   Exit: (210) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (209) [user] is_delimiter(')')
   Call: (209) [system] _853088=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (208) [system] _839152=['3']
   Exit: (208) [system] ['3']=['3']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), ['3'])
   Call: (207) [system] _825216=[f, '3']
   Exit: (207) [system] [f, '3']=[f, '3']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [f, '3'])
   Call: (206) [system] _811280=[o, f, '3']
   Exit: (206) [system] [o, f, '3']=[o, f, '3']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, f, '3'])
   Call: (205) [system] _797344=[o, o, f, '3']
   Exit: (205) [system] [o, o, f, '3']=[o, o, f, '3']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, o, f, '3'])
   Call: (204) [system] _783408=[r, o, o, f, '3']
   Exit: (204) [system] [r, o, o, f, '3']=[r, o, o, f, '3']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, o, f, '3'])
   Call: (203) [system] _769472=[p, r, o, o, f, '3']
   Exit: (203) [system] [p, r, o, o, f, '3']=[p, r, o, o, f, '3']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, o, o, f, '3'])
^  Call: (202) [user] classify_and_convert_charseq([$, p, r, o, o, f, '3'], _733962)
^  Call: (203) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '3'], _881942)
   Call: (204) [system] atom_chars(_882874, ['_', p, r, o, o, f, '3'])
   Exit: (204) [system] atom_chars('_proof3', ['_', p, r, o, o, f, '3'])
^  Exit: (203) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '3'], _proof3)
   Call: (203) [system] integer(_proof3)
   Fail: (203) [system] integer(_proof3)
   Call: (203) [system] _733962=_proof3
   Exit: (203) [system] _proof3=_proof3
^  Exit: (202) [user] classify_and_convert_charseq([$, p, r, o, o, f, '3'], _proof3)
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _proof3)
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), _proof3)
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _892166)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _894024)
   Exit: (202) [system] peek_char((0x55fbb4538270), ')')
   Call: (202) [system] ')'=(;)
   Fail: (202) [system] ')'=(;)
   Call: (202) [system] ')'=(/)
   Fail: (202) [system] ')'=(/)
^  Call: (202) [user] is_like_space(')')
   Call: (203) [system] char_type(')', 'white')
   Fail: (203) [system] char_type(')', 'white')
   Call: (203) [system] char_type(')', end_of_line)
   Fail: (203) [system] char_type(')', end_of_line)
   Call: (203) [system] char_type(')', space)
   Fail: (203) [system] char_type(')', space)
   Call: (203) [system] char_type(')', cntrl)
   Fail: (203) [system] char_type(')', cntrl)
^  Fail: (202) [user] is_like_space(')')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _910034)
   Exit: (201) [system] peek_char((0x55fbb4538270), ')')
   Call: (201) [system] ')'=')'
   Exit: (201) [system] ')'=')'
   Call: (201) [system] get_char((0x55fbb4538270), _913824)
   Exit: (201) [system] get_char((0x55fbb4538270), ')')
   Call: (201) [system] _892166=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [])
   Call: (200) [system] _697302=[_proof3]
   Exit: (200) [system] [_proof3]=[_proof3]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [_proof3])
   Call: (199) [system] _504310=[_proof2, _proof3]
   Exit: (199) [system] [_proof2, _proof3]=[_proof2, _proof3]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [_proof2, _proof3])
   Call: (198) [system] _311318=[_proof1, _proof2, _proof3]
   Exit: (198) [system] [_proof1, _proof2, _proof3]=[_proof1, _proof2, _proof3]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [_proof1, _proof2, _proof3])
   Call: (197) [system] _109968=[_ructor, _proof1, _proof2, _proof3]
   Exit: (197) [system] [_ructor, _proof1, _proof2, _proof3]=[_ructor, _proof1, _proof2, _proof3]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [_ructor, _proof1, _proof2, _proof3])
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), [_ructor, _proof1, _proof2, _proof3])
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _930500)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _932358)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _941952)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _944656)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
   Call: (198) [system] ($)=(/)
   Fail: (198) [system] ($)=(/)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _961590)
   Exit: (196) [system] peek_char((0x55fbb4538270), $)
   Call: (196) [system] ($)=')'
   Fail: (196) [system] ($)=')'
   Call: (196) [system] ($)=end_of_file
   Fail: (196) [system] ($)=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55fbb4538270), _967160)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _969018)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
   Call: (198) [system] ($)=(/)
   Fail: (198) [system] ($)=(/)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] get_char((0x55fbb4538270), _985028)
   Exit: (197) [system] get_char((0x55fbb4538270), $)
   Call: (197) [system] ($)='('
   Fail: (197) [system] ($)='('
   Call: (197) [system] ($)='['
   Fail: (197) [system] ($)='['
   Call: (197) [system] ($)='{'
   Fail: (197) [system] ($)='{'
   Call: (197) [system] ($)='"'
   Fail: (197) [system] ($)='"'
   Call: (197) [system] ($)=!
   Fail: (197) [system] ($)=!
   Call: (197) [system] ($)='\''
   Fail: (197) [system] ($)='\''
   Call: (197) [system] ($)='`'
   Fail: (197) [system] ($)='`'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55fbb4538270), $, _967160)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _1002670)
   Call: (199) [system] peek_char((0x55fbb4538270), _1003604)
   Exit: (199) [system] peek_char((0x55fbb4538270), c)
^  Call: (199) [user] is_delimiter(c)
   Call: (200) [system] char_type(c, space)
   Fail: (200) [system] char_type(c, space)
   Call: (200) [system] arg(_1008324, v('(', ')', end_of_file), c)
   Fail: (200) [system] arg(_1009256, v('(', ')', end_of_file), c)
^  Fail: (199) [user] is_delimiter(c)
   Call: (199) [system] ')'==c
   Fail: (199) [system] ')'==c
   Call: (199) [system] get_char((0x55fbb4538270), c)
   Exit: (199) [system] get_char((0x55fbb4538270), c)
   Call: (199) [system] c=(\)
   Fail: (199) [system] c=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _1016606)
   Call: (200) [system] peek_char((0x55fbb4538270), _1017540)
   Exit: (200) [system] peek_char((0x55fbb4538270), o)
^  Call: (200) [user] is_delimiter(o)
   Call: (201) [system] char_type(o, space)
   Fail: (201) [system] char_type(o, space)
   Call: (201) [system] arg(_1022260, v('(', ')', end_of_file), o)
   Fail: (201) [system] arg(_1023192, v('(', ')', end_of_file), o)
^  Fail: (200) [user] is_delimiter(o)
   Call: (200) [system] ')'==o
   Fail: (200) [system] ')'==o
   Call: (200) [system] get_char((0x55fbb4538270), o)
   Exit: (200) [system] get_char((0x55fbb4538270), o)
   Call: (200) [system] o=(\)
   Fail: (200) [system] o=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _1030542)
   Call: (201) [system] peek_char((0x55fbb4538270), _1031476)
   Exit: (201) [system] peek_char((0x55fbb4538270), n)
^  Call: (201) [user] is_delimiter(n)
   Call: (202) [system] char_type(n, space)
   Fail: (202) [system] char_type(n, space)
   Call: (202) [system] arg(_1036196, v('(', ')', end_of_file), n)
   Fail: (202) [system] arg(_1037128, v('(', ')', end_of_file), n)
^  Fail: (201) [user] is_delimiter(n)
   Call: (201) [system] ')'==n
   Fail: (201) [system] ')'==n
   Call: (201) [system] get_char((0x55fbb4538270), n)
   Exit: (201) [system] get_char((0x55fbb4538270), n)
   Call: (201) [system] n=(\)
   Fail: (201) [system] n=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1044478)
   Call: (202) [system] peek_char((0x55fbb4538270), _1045412)
   Exit: (202) [system] peek_char((0x55fbb4538270), c)
^  Call: (202) [user] is_delimiter(c)
   Call: (203) [system] char_type(c, space)
   Fail: (203) [system] char_type(c, space)
   Call: (203) [system] arg(_1050132, v('(', ')', end_of_file), c)
   Fail: (203) [system] arg(_1051064, v('(', ')', end_of_file), c)
^  Fail: (202) [user] is_delimiter(c)
   Call: (202) [system] ')'==c
   Fail: (202) [system] ')'==c
   Call: (202) [system] get_char((0x55fbb4538270), c)
   Exit: (202) [system] get_char((0x55fbb4538270), c)
   Call: (202) [system] c=(\)
   Fail: (202) [system] c=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1058414)
   Call: (203) [system] peek_char((0x55fbb4538270), _1059348)
   Exit: (203) [system] peek_char((0x55fbb4538270), l)
^  Call: (203) [user] is_delimiter(l)
   Call: (204) [system] char_type(l, space)
   Fail: (204) [system] char_type(l, space)
   Call: (204) [system] arg(_1064068, v('(', ')', end_of_file), l)
   Fail: (204) [system] arg(_1065000, v('(', ')', end_of_file), l)
^  Fail: (203) [user] is_delimiter(l)
   Call: (203) [system] ')'==l
   Fail: (203) [system] ')'==l
   Call: (203) [system] get_char((0x55fbb4538270), l)
   Exit: (203) [system] get_char((0x55fbb4538270), l)
   Call: (203) [system] l=(\)
   Fail: (203) [system] l=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1072350)
   Call: (204) [system] peek_char((0x55fbb4538270), _1073284)
   Exit: (204) [system] peek_char((0x55fbb4538270), u)
^  Call: (204) [user] is_delimiter(u)
   Call: (205) [system] char_type(u, space)
   Fail: (205) [system] char_type(u, space)
   Call: (205) [system] arg(_1078004, v('(', ')', end_of_file), u)
   Fail: (205) [system] arg(_1078936, v('(', ')', end_of_file), u)
^  Fail: (204) [user] is_delimiter(u)
   Call: (204) [system] ')'==u
   Fail: (204) [system] ')'==u
   Call: (204) [system] get_char((0x55fbb4538270), u)
   Exit: (204) [system] get_char((0x55fbb4538270), u)
   Call: (204) [system] u=(\)
   Fail: (204) [system] u=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1086286)
   Call: (205) [system] peek_char((0x55fbb4538270), _1087220)
   Exit: (205) [system] peek_char((0x55fbb4538270), s)
^  Call: (205) [user] is_delimiter(s)
   Call: (206) [system] char_type(s, space)
   Fail: (206) [system] char_type(s, space)
   Call: (206) [system] arg(_1091940, v('(', ')', end_of_file), s)
   Fail: (206) [system] arg(_1092872, v('(', ')', end_of_file), s)
^  Fail: (205) [user] is_delimiter(s)
   Call: (205) [system] ')'==s
   Fail: (205) [system] ')'==s
   Call: (205) [system] get_char((0x55fbb4538270), s)
   Exit: (205) [system] get_char((0x55fbb4538270), s)
   Call: (205) [system] s=(\)
   Fail: (205) [system] s=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1100222)
   Call: (206) [system] peek_char((0x55fbb4538270), _1101156)
   Exit: (206) [system] peek_char((0x55fbb4538270), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_1105876, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_1106808, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55fbb4538270), i)
   Exit: (206) [system] get_char((0x55fbb4538270), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1114158)
   Call: (207) [system] peek_char((0x55fbb4538270), _1115092)
   Exit: (207) [system] peek_char((0x55fbb4538270), o)
^  Call: (207) [user] is_delimiter(o)
   Call: (208) [system] char_type(o, space)
   Fail: (208) [system] char_type(o, space)
   Call: (208) [system] arg(_1119812, v('(', ')', end_of_file), o)
   Fail: (208) [system] arg(_1120744, v('(', ')', end_of_file), o)
^  Fail: (207) [user] is_delimiter(o)
   Call: (207) [system] ')'==o
   Fail: (207) [system] ')'==o
   Call: (207) [system] get_char((0x55fbb4538270), o)
   Exit: (207) [system] get_char((0x55fbb4538270), o)
   Call: (207) [system] o=(\)
   Fail: (207) [system] o=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1128094)
   Call: (208) [system] peek_char((0x55fbb4538270), _1129028)
   Exit: (208) [system] peek_char((0x55fbb4538270), n)
^  Call: (208) [user] is_delimiter(n)
   Call: (209) [system] char_type(n, space)
   Fail: (209) [system] char_type(n, space)
   Call: (209) [system] arg(_1133748, v('(', ')', end_of_file), n)
   Fail: (209) [system] arg(_1134680, v('(', ')', end_of_file), n)
^  Fail: (208) [user] is_delimiter(n)
   Call: (208) [system] ')'==n
   Fail: (208) [system] ')'==n
   Call: (208) [system] get_char((0x55fbb4538270), n)
   Exit: (208) [system] get_char((0x55fbb4538270), n)
   Call: (208) [system] n=(\)
   Fail: (208) [system] n=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1142030)
   Call: (209) [system] peek_char((0x55fbb4538270), _1142964)
   Exit: (209) [system] peek_char((0x55fbb4538270), ')')
^  Call: (209) [user] is_delimiter(')')
   Call: (210) [system] char_type(')', space)
   Fail: (210) [system] char_type(')', space)
   Call: (210) [system] arg(_1147684, v('(', ')', end_of_file), ')')
   Exit: (210) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (209) [user] is_delimiter(')')
   Call: (209) [system] _1142030=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (208) [system] _1128094=[n]
   Exit: (208) [system] [n]=[n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (207) [system] _1114158=[o, n]
   Exit: (207) [system] [o, n]=[o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (206) [system] _1100222=[i, o, n]
   Exit: (206) [system] [i, o, n]=[i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (205) [system] _1086286=[s, i, o, n]
   Exit: (205) [system] [s, i, o, n]=[s, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, i, o, n])
   Call: (204) [system] _1072350=[u, s, i, o, n]
   Exit: (204) [system] [u, s, i, o, n]=[u, s, i, o, n]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, s, i, o, n])
   Call: (203) [system] _1058414=[l, u, s, i, o, n]
   Exit: (203) [system] [l, u, s, i, o, n]=[l, u, s, i, o, n]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, u, s, i, o, n])
   Call: (202) [system] _1044478=[c, l, u, s, i, o, n]
   Exit: (202) [system] [c, l, u, s, i, o, n]=[c, l, u, s, i, o, n]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, l, u, s, i, o, n])
   Call: (201) [system] _1030542=[n, c, l, u, s, i, o, n]
   Exit: (201) [system] [n, c, l, u, s, i, o, n]=[n, c, l, u, s, i, o, n]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, l, u, s, i, o, n])
   Call: (200) [system] _1016606=[o, n, c, l, u, s, i, o, n]
   Exit: (200) [system] [o, n, c, l, u, s, i, o, n]=[o, n, c, l, u, s, i, o, n]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, c, l, u, s, i, o, n])
   Call: (199) [system] _1002670=[c, o, n, c, l, u, s, i, o, n]
   Exit: (199) [system] [c, o, n, c, l, u, s, i, o, n]=[c, o, n, c, l, u, s, i, o, n]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, o, n, c, l, u, s, i, o, n])
^  Call: (198) [user] classify_and_convert_charseq([$, c, o, n, c, l, u, s, i, o, n], _967160)
^  Call: (199) [user] classify_and_convert_charseq_([$, c, o, n, c, l, u, s, i, o, n], _1182060)
   Call: (200) [system] atom_chars(_1182992, ['_', c, o, n, c, l, u, s, i, o, n])
   Exit: (200) [system] atom_chars('_conclusion', ['_', c, o, n, c, l, u, s, i, o, n])
^  Exit: (199) [user] classify_and_convert_charseq_([$, c, o, n, c, l, u, s, i, o, n], _conclusion)
   Call: (199) [system] integer(_conclusion)
   Fail: (199) [system] integer(_conclusion)
   Call: (199) [system] _967160=_conclusion
   Exit: (199) [system] _conclusion=_conclusion
^  Exit: (198) [user] classify_and_convert_charseq([$, c, o, n, c, l, u, s, i, o, n], _conclusion)
^  Exit: (197) [user] read_symbolic(')', (0x55fbb4538270), $, _conclusion)
^  Exit: (196) [user] cont_sexpr(')', (0x55fbb4538270), _conclusion)
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _1192284)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1194142)
   Exit: (198) [system] peek_char((0x55fbb4538270), ')')
   Call: (198) [system] ')'=(;)
   Fail: (198) [system] ')'=(;)
   Call: (198) [system] ')'=(/)
   Fail: (198) [system] ')'=(/)
^  Call: (198) [user] is_like_space(')')
   Call: (199) [system] char_type(')', 'white')
   Fail: (199) [system] char_type(')', 'white')
   Call: (199) [system] char_type(')', end_of_line)
   Fail: (199) [system] char_type(')', end_of_line)
   Call: (199) [system] char_type(')', space)
   Fail: (199) [system] char_type(')', space)
   Call: (199) [system] char_type(')', cntrl)
   Fail: (199) [system] char_type(')', cntrl)
^  Fail: (198) [user] is_like_space(')')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1210152)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
   Call: (197) [system] ')'=')'
   Exit: (197) [system] ')'=')'
   Call: (197) [system] get_char((0x55fbb4538270), _1213942)
   Exit: (197) [system] get_char((0x55fbb4538270), ')')
   Call: (197) [system] _1192284=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [])
   Call: (196) [system] _930500=[_conclusion]
   Exit: (196) [system] [_conclusion]=[_conclusion]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [_conclusion])
   Call: (195) [system] _73308=[[_ructor, _proof1, _proof2, _proof3], _conclusion]
   Exit: (195) [system] [[_ructor, _proof1, _proof2, _proof3], _conclusion]=[[_ructor, _proof1, _proof2, _proof3], _conclusion]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [[_ructor, _proof1, _proof2, _proof3], _conclusion])
   Call: (194) [system] _3544=[:, [_ructor, _proof1, _proof2, _proof3], _conclusion]
   Exit: (194) [system] [:, [_ructor, _proof1, _proof2, _proof3], _conclusion]=[:, [_ructor, _proof1, _proof2, _proof3], _conclusion]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [:, [_ructor, _proof1, _proof2, _proof3], _conclusion])
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), [:, [_ructor, _proof1, _proof2, _proof3], _conclusion])
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _1227824)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1229682)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
   Call: (194) [system] ' '=(/)
   Fail: (194) [system] ' '=(/)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55fbb4538270), _1239276)
   Exit: (194) [system] get_char((0x55fbb4538270), ' ')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1241980)
   Exit: (195) [system] peek_char((0x55fbb4538270), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
   Call: (195) [system] ($)=(/)
   Fail: (195) [system] ($)=(/)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1258914)
   Exit: (193) [system] peek_char((0x55fbb4538270), $)
   Call: (193) [system] ($)=')'
   Fail: (193) [system] ($)=')'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _1264484)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1266342)
   Exit: (195) [system] peek_char((0x55fbb4538270), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
   Call: (195) [system] ($)=(/)
   Fail: (195) [system] ($)=(/)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _1282352)
   Exit: (194) [system] get_char((0x55fbb4538270), $)
   Call: (194) [system] ($)='('
   Fail: (194) [system] ($)='('
   Call: (194) [system] ($)='['
   Fail: (194) [system] ($)='['
   Call: (194) [system] ($)='{'
   Fail: (194) [system] ($)='{'
   Call: (194) [system] ($)='"'
   Fail: (194) [system] ($)='"'
   Call: (194) [system] ($)=!
   Fail: (194) [system] ($)=!
   Call: (194) [system] ($)='\''
   Fail: (194) [system] ($)='\''
   Call: (194) [system] ($)='`'
   Fail: (194) [system] ($)='`'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55fbb4538270), $, _1264484)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _1299994)
   Call: (196) [system] peek_char((0x55fbb4538270), _1300928)
   Exit: (196) [system] peek_char((0x55fbb4538270), q)
^  Call: (196) [user] is_delimiter(q)
   Call: (197) [system] char_type(q, space)
   Fail: (197) [system] char_type(q, space)
   Call: (197) [system] arg(_1305648, v('(', ')', end_of_file), q)
   Fail: (197) [system] arg(_1306580, v('(', ')', end_of_file), q)
^  Fail: (196) [user] is_delimiter(q)
   Call: (196) [system] ')'==q
   Fail: (196) [system] ')'==q
   Call: (196) [system] get_char((0x55fbb4538270), q)
   Exit: (196) [system] get_char((0x55fbb4538270), q)
   Call: (196) [system] q=(\)
   Fail: (196) [system] q=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _1313930)
   Call: (197) [system] peek_char((0x55fbb4538270), _1314864)
   Exit: (197) [system] peek_char((0x55fbb4538270), u)
^  Call: (197) [user] is_delimiter(u)
   Call: (198) [system] char_type(u, space)
   Fail: (198) [system] char_type(u, space)
   Call: (198) [system] arg(_1319584, v('(', ')', end_of_file), u)
   Fail: (198) [system] arg(_1320516, v('(', ')', end_of_file), u)
^  Fail: (197) [user] is_delimiter(u)
   Call: (197) [system] ')'==u
   Fail: (197) [system] ')'==u
   Call: (197) [system] get_char((0x55fbb4538270), u)
   Exit: (197) [system] get_char((0x55fbb4538270), u)
   Call: (197) [system] u=(\)
   Fail: (197) [system] u=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _1327866)
   Call: (198) [system] peek_char((0x55fbb4538270), _1328800)
   Exit: (198) [system] peek_char((0x55fbb4538270), e)
^  Call: (198) [user] is_delimiter(e)
   Call: (199) [system] char_type(e, space)
   Fail: (199) [system] char_type(e, space)
   Call: (199) [system] arg(_1333520, v('(', ')', end_of_file), e)
   Fail: (199) [system] arg(_1334452, v('(', ')', end_of_file), e)
^  Fail: (198) [user] is_delimiter(e)
   Call: (198) [system] ')'==e
   Fail: (198) [system] ')'==e
   Call: (198) [system] get_char((0x55fbb4538270), e)
   Exit: (198) [system] get_char((0x55fbb4538270), e)
   Call: (198) [system] e=(\)
   Fail: (198) [system] e=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _1341802)
   Call: (199) [system] peek_char((0x55fbb4538270), _1342736)
   Exit: (199) [system] peek_char((0x55fbb4538270), r)
^  Call: (199) [user] is_delimiter(r)
   Call: (200) [system] char_type(r, space)
   Fail: (200) [system] char_type(r, space)
   Call: (200) [system] arg(_1347456, v('(', ')', end_of_file), r)
   Fail: (200) [system] arg(_1348388, v('(', ')', end_of_file), r)
^  Fail: (199) [user] is_delimiter(r)
   Call: (199) [system] ')'==r
   Fail: (199) [system] ')'==r
   Call: (199) [system] get_char((0x55fbb4538270), r)
   Exit: (199) [system] get_char((0x55fbb4538270), r)
   Call: (199) [system] r=(\)
   Fail: (199) [system] r=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _1355738)
   Call: (200) [system] peek_char((0x55fbb4538270), _1356672)
   Exit: (200) [system] peek_char((0x55fbb4538270), y)
^  Call: (200) [user] is_delimiter(y)
   Call: (201) [system] char_type(y, space)
   Fail: (201) [system] char_type(y, space)
   Call: (201) [system] arg(_1361392, v('(', ')', end_of_file), y)
   Fail: (201) [system] arg(_1362324, v('(', ')', end_of_file), y)
^  Fail: (200) [user] is_delimiter(y)
   Call: (200) [system] ')'==y
   Fail: (200) [system] ')'==y
   Call: (200) [system] get_char((0x55fbb4538270), y)
   Exit: (200) [system] get_char((0x55fbb4538270), y)
   Call: (200) [system] y=(\)
   Fail: (200) [system] y=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _1369674)
   Call: (201) [system] peek_char((0x55fbb4538270), _1370608)
   Exit: (201) [system] peek_char((0x55fbb4538270), ')')
^  Call: (201) [user] is_delimiter(')')
   Call: (202) [system] char_type(')', space)
   Fail: (202) [system] char_type(')', space)
   Call: (202) [system] arg(_1375328, v('(', ')', end_of_file), ')')
   Exit: (202) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (201) [user] is_delimiter(')')
   Call: (201) [system] _1369674=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (200) [system] _1355738=[y]
   Exit: (200) [system] [y]=[y]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [y])
   Call: (199) [system] _1341802=[r, y]
   Exit: (199) [system] [r, y]=[r, y]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, y])
   Call: (198) [system] _1327866=[e, r, y]
   Exit: (198) [system] [e, r, y]=[e, r, y]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, r, y])
   Call: (197) [system] _1313930=[u, e, r, y]
   Exit: (197) [system] [u, e, r, y]=[u, e, r, y]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, e, r, y])
   Call: (196) [system] _1299994=[q, u, e, r, y]
   Exit: (196) [system] [q, u, e, r, y]=[q, u, e, r, y]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [q, u, e, r, y])
^  Call: (195) [user] classify_and_convert_charseq([$, q, u, e, r, y], _1264484)
^  Call: (196) [user] classify_and_convert_charseq_([$, q, u, e, r, y], _1395734)
   Call: (197) [system] atom_chars(_1396666, ['_', q, u, e, r, y])
   Exit: (197) [system] atom_chars('_query', ['_', q, u, e, r, y])
^  Exit: (196) [user] classify_and_convert_charseq_([$, q, u, e, r, y], _query)
   Call: (196) [system] integer(_query)
   Fail: (196) [system] integer(_query)
   Call: (196) [system] _1264484=_query
   Exit: (196) [system] _query=_query
^  Exit: (195) [user] classify_and_convert_charseq([$, q, u, e, r, y], _query)
^  Exit: (194) [user] read_symbolic(')', (0x55fbb4538270), $, _query)
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), _query)
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _1405958)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1407816)
   Exit: (195) [system] peek_char((0x55fbb4538270), ')')
   Call: (195) [system] ')'=(;)
   Fail: (195) [system] ')'=(;)
   Call: (195) [system] ')'=(/)
   Fail: (195) [system] ')'=(/)
^  Call: (195) [user] is_like_space(')')
   Call: (196) [system] char_type(')', 'white')
   Fail: (196) [system] char_type(')', 'white')
   Call: (196) [system] char_type(')', end_of_line)
   Fail: (196) [system] char_type(')', end_of_line)
   Call: (196) [system] char_type(')', space)
   Fail: (196) [system] char_type(')', space)
   Call: (196) [system] char_type(')', cntrl)
   Fail: (196) [system] char_type(')', cntrl)
^  Fail: (195) [user] is_like_space(')')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1423826)
   Exit: (194) [system] peek_char((0x55fbb4538270), ')')
   Call: (194) [system] ')'=')'
   Exit: (194) [system] ')'=')'
   Call: (194) [system] get_char((0x55fbb4538270), _1427616)
   Exit: (194) [system] get_char((0x55fbb4538270), ')')
   Call: (194) [system] _1405958=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [])
   Call: (193) [system] _1227824=[_query]
   Exit: (193) [system] [_query]=[_query]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [_query])
   Call: (192) [system] _3538=[[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query]
   Exit: (192) [system] [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query]=[[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query]
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query])
^  Exit: (190) [user] cont_sexpr(')', (0x55fbb4538270), [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query])
^  Call: (190) [user] read_list(')', (0x55fbb4538270), _1438704)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1440562)
   Exit: (192) [system] peek_char((0x55fbb4538270), '\n')
   Call: (192) [system] '\n'=(;)
   Fail: (192) [system] '\n'=(;)
   Call: (192) [system] '\n'=(/)
   Fail: (192) [system] '\n'=(/)
^  Call: (192) [user] is_like_space('\n')
   Call: (193) [system] char_type('\n', 'white')
   Fail: (193) [system] char_type('\n', 'white')
   Call: (193) [system] char_type('\n', end_of_line)
   Exit: (193) [system] char_type('\n', end_of_line)
^  Exit: (192) [user] is_like_space('\n')
   Call: (192) [system] get_char((0x55fbb4538270), _1452012)
   Exit: (192) [system] get_char((0x55fbb4538270), '\n')
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1454716)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _1464310)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1467014)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
   Call: (194) [system] ' '=(/)
   Fail: (194) [system] ' '=(/)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55fbb4538270), _1476608)
   Exit: (194) [system] get_char((0x55fbb4538270), ' ')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1479312)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _1488906)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1491610)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _1501204)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1503908)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _1513502)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1516206)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _1525800)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1528504)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _1538098)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1540802)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _1550396)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1553100)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _1562694)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1565398)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _1574992)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1577696)
   Exit: (203) [system] peek_char((0x55fbb4538270), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
   Call: (203) [system] '('=(/)
   Fail: (203) [system] '('=(/)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1603870)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=')'
   Fail: (191) [system] '('=')'
   Call: (191) [system] '('=end_of_file
   Fail: (191) [system] '('=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55fbb4538270), _1609440)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1611298)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
   Call: (193) [system] '('=(/)
   Fail: (193) [system] '('=(/)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] get_char((0x55fbb4538270), _1627308)
   Exit: (192) [system] get_char((0x55fbb4538270), '(')
   Call: (192) [system] '('='('
   Exit: (192) [system] '('='('
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _1609440)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1632878)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
   Call: (194) [system] '('=(/)
   Fail: (194) [system] '('=(/)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1648888)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=')'
   Fail: (193) [system] '('=')'
   Call: (193) [system] '('=end_of_file
   Fail: (193) [system] '('=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _1654458)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1656316)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
   Call: (195) [system] '('=(/)
   Fail: (195) [system] '('=(/)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _1672326)
   Exit: (194) [system] get_char((0x55fbb4538270), '(')
   Call: (194) [system] '('='('
   Exit: (194) [system] '('='('
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _1654458)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1677896)
   Exit: (196) [system] peek_char((0x55fbb4538270), :)
   Call: (196) [system] (:)=(;)
   Fail: (196) [system] (:)=(;)
   Call: (196) [system] (:)=(/)
   Fail: (196) [system] (:)=(/)
^  Call: (196) [user] is_like_space(:)
   Call: (197) [system] char_type(:, 'white')
   Fail: (197) [system] char_type(:, 'white')
   Call: (197) [system] char_type(:, end_of_line)
   Fail: (197) [system] char_type(:, end_of_line)
   Call: (197) [system] char_type(:, space)
   Fail: (197) [system] char_type(:, space)
   Call: (197) [system] char_type(:, cntrl)
   Fail: (197) [system] char_type(:, cntrl)
^  Fail: (196) [user] is_like_space(:)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1693906)
   Exit: (195) [system] peek_char((0x55fbb4538270), :)
   Call: (195) [system] (:)=')'
   Fail: (195) [system] (:)=')'
   Call: (195) [system] (:)=end_of_file
   Fail: (195) [system] (:)=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _1699476)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1701334)
   Exit: (197) [system] peek_char((0x55fbb4538270), :)
   Call: (197) [system] (:)=(;)
   Fail: (197) [system] (:)=(;)
   Call: (197) [system] (:)=(/)
   Fail: (197) [system] (:)=(/)
^  Call: (197) [user] is_like_space(:)
   Call: (198) [system] char_type(:, 'white')
   Fail: (198) [system] char_type(:, 'white')
   Call: (198) [system] char_type(:, end_of_line)
   Fail: (198) [system] char_type(:, end_of_line)
   Call: (198) [system] char_type(:, space)
   Fail: (198) [system] char_type(:, space)
   Call: (198) [system] char_type(:, cntrl)
   Fail: (198) [system] char_type(:, cntrl)
^  Fail: (197) [user] is_like_space(:)
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _1717344)
   Exit: (196) [system] get_char((0x55fbb4538270), :)
   Call: (196) [system] (:)='('
   Fail: (196) [system] (:)='('
   Call: (196) [system] (:)='['
   Fail: (196) [system] (:)='['
   Call: (196) [system] (:)='{'
   Fail: (196) [system] (:)='{'
   Call: (196) [system] (:)='"'
   Fail: (196) [system] (:)='"'
   Call: (196) [system] (:)=!
   Fail: (196) [system] (:)=!
   Call: (196) [system] (:)='\''
   Fail: (196) [system] (:)='\''
   Call: (196) [system] (:)='`'
   Fail: (196) [system] (:)='`'
   Call: (196) [system] (:)=end_of_file
   Fail: (196) [system] (:)=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55fbb4538270), :, _1699476)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _1734986)
   Call: (198) [system] peek_char((0x55fbb4538270), _1735920)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (198) [user] is_delimiter(' ')
   Call: (199) [system] char_type(' ', space)
   Exit: (199) [system] char_type(' ', space)
^  Exit: (198) [user] is_delimiter(' ')
   Call: (198) [system] _1734986=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (197) [user] classify_and_convert_charseq([:], _1699476)
^  Call: (198) [user] classify_and_convert_charseq_([:], _1745204)
^  Call: (200) [system] setup_call_cleanup('$notrace'(_1746156, _1746158), once(user:catch(read_from_chars([:], _1745204), _1746138, fail)), '$restore_trace'(_1746156, _1746158))
^  Call: (201) [system] sig_atomic(system:'$notrace'(_1746156, _1746158))
^  Exit: (200) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1746138, fail)), system:'$restore_trace'(3, -1))
   Call: (199) [system] atomic(:)
   Exit: (199) [system] atomic(:)
^  Exit: (198) [user] classify_and_convert_charseq_([:], :)
   Call: (198) [system] integer(:)
   Fail: (198) [system] integer(:)
   Call: (198) [system] _1699476=(:)
   Exit: (198) [system] (:)=(:)
^  Exit: (197) [user] classify_and_convert_charseq([:], :)
^  Exit: (196) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _1758284)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1760142)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _1769736)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1772440)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
   Call: (198) [system] ($)=(/)
   Fail: (198) [system] ($)=(/)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1789374)
   Exit: (196) [system] peek_char((0x55fbb4538270), $)
   Call: (196) [system] ($)=')'
   Fail: (196) [system] ($)=')'
   Call: (196) [system] ($)=end_of_file
   Fail: (196) [system] ($)=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55fbb4538270), _1794944)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1796802)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
   Call: (198) [system] ($)=(/)
   Fail: (198) [system] ($)=(/)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] get_char((0x55fbb4538270), _1812812)
   Exit: (197) [system] get_char((0x55fbb4538270), $)
   Call: (197) [system] ($)='('
   Fail: (197) [system] ($)='('
   Call: (197) [system] ($)='['
   Fail: (197) [system] ($)='['
   Call: (197) [system] ($)='{'
   Fail: (197) [system] ($)='{'
   Call: (197) [system] ($)='"'
   Fail: (197) [system] ($)='"'
   Call: (197) [system] ($)=!
   Fail: (197) [system] ($)=!
   Call: (197) [system] ($)='\''
   Fail: (197) [system] ($)='\''
   Call: (197) [system] ($)='`'
   Fail: (197) [system] ($)='`'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55fbb4538270), $, _1794944)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _1830454)
   Call: (199) [system] peek_char((0x55fbb4538270), _1831388)
   Exit: (199) [system] peek_char((0x55fbb4538270), p)
^  Call: (199) [user] is_delimiter(p)
   Call: (200) [system] char_type(p, space)
   Fail: (200) [system] char_type(p, space)
   Call: (200) [system] arg(_1836108, v('(', ')', end_of_file), p)
   Fail: (200) [system] arg(_1837040, v('(', ')', end_of_file), p)
^  Fail: (199) [user] is_delimiter(p)
   Call: (199) [system] ')'==p
   Fail: (199) [system] ')'==p
   Call: (199) [system] get_char((0x55fbb4538270), p)
   Exit: (199) [system] get_char((0x55fbb4538270), p)
   Call: (199) [system] p=(\)
   Fail: (199) [system] p=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _1844390)
   Call: (200) [system] peek_char((0x55fbb4538270), _1845324)
   Exit: (200) [system] peek_char((0x55fbb4538270), r)
^  Call: (200) [user] is_delimiter(r)
   Call: (201) [system] char_type(r, space)
   Fail: (201) [system] char_type(r, space)
   Call: (201) [system] arg(_1850044, v('(', ')', end_of_file), r)
   Fail: (201) [system] arg(_1850976, v('(', ')', end_of_file), r)
^  Fail: (200) [user] is_delimiter(r)
   Call: (200) [system] ')'==r
   Fail: (200) [system] ')'==r
   Call: (200) [system] get_char((0x55fbb4538270), r)
   Exit: (200) [system] get_char((0x55fbb4538270), r)
   Call: (200) [system] r=(\)
   Fail: (200) [system] r=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _1858326)
   Call: (201) [system] peek_char((0x55fbb4538270), _1859260)
   Exit: (201) [system] peek_char((0x55fbb4538270), o)
^  Call: (201) [user] is_delimiter(o)
   Call: (202) [system] char_type(o, space)
   Fail: (202) [system] char_type(o, space)
   Call: (202) [system] arg(_1863980, v('(', ')', end_of_file), o)
   Fail: (202) [system] arg(_1864912, v('(', ')', end_of_file), o)
^  Fail: (201) [user] is_delimiter(o)
   Call: (201) [system] ')'==o
   Fail: (201) [system] ')'==o
   Call: (201) [system] get_char((0x55fbb4538270), o)
   Exit: (201) [system] get_char((0x55fbb4538270), o)
   Call: (201) [system] o=(\)
   Fail: (201) [system] o=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1872262)
   Call: (202) [system] peek_char((0x55fbb4538270), _1873196)
   Exit: (202) [system] peek_char((0x55fbb4538270), o)
^  Call: (202) [user] is_delimiter(o)
   Call: (203) [system] char_type(o, space)
   Fail: (203) [system] char_type(o, space)
   Call: (203) [system] arg(_1877916, v('(', ')', end_of_file), o)
   Fail: (203) [system] arg(_1878848, v('(', ')', end_of_file), o)
^  Fail: (202) [user] is_delimiter(o)
   Call: (202) [system] ')'==o
   Fail: (202) [system] ')'==o
   Call: (202) [system] get_char((0x55fbb4538270), o)
   Exit: (202) [system] get_char((0x55fbb4538270), o)
   Call: (202) [system] o=(\)
   Fail: (202) [system] o=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1886198)
   Call: (203) [system] peek_char((0x55fbb4538270), _1887132)
   Exit: (203) [system] peek_char((0x55fbb4538270), f)
^  Call: (203) [user] is_delimiter(f)
   Call: (204) [system] char_type(f, space)
   Fail: (204) [system] char_type(f, space)
   Call: (204) [system] arg(_1891852, v('(', ')', end_of_file), f)
   Fail: (204) [system] arg(_1892784, v('(', ')', end_of_file), f)
^  Fail: (203) [user] is_delimiter(f)
   Call: (203) [system] ')'==f
   Fail: (203) [system] ')'==f
   Call: (203) [system] get_char((0x55fbb4538270), f)
   Exit: (203) [system] get_char((0x55fbb4538270), f)
   Call: (203) [system] f=(\)
   Fail: (203) [system] f=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1900134)
   Call: (204) [system] peek_char((0x55fbb4538270), _1901068)
   Exit: (204) [system] peek_char((0x55fbb4538270), '1')
^  Call: (204) [user] is_delimiter('1')
   Call: (205) [system] char_type('1', space)
   Fail: (205) [system] char_type('1', space)
   Call: (205) [system] arg(_1905788, v('(', ')', end_of_file), '1')
   Fail: (205) [system] arg(_1906720, v('(', ')', end_of_file), '1')
^  Fail: (204) [user] is_delimiter('1')
   Call: (204) [system] ')'=='1'
   Fail: (204) [system] ')'=='1'
   Call: (204) [system] get_char((0x55fbb4538270), '1')
   Exit: (204) [system] get_char((0x55fbb4538270), '1')
   Call: (204) [system] '1'=(\)
   Fail: (204) [system] '1'=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1914070)
   Call: (205) [system] peek_char((0x55fbb4538270), _1915004)
   Exit: (205) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (205) [user] is_delimiter(' ')
   Call: (206) [system] char_type(' ', space)
   Exit: (206) [system] char_type(' ', space)
^  Exit: (205) [user] is_delimiter(' ')
   Call: (205) [system] _1914070=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (204) [system] _1900134=['1']
   Exit: (204) [system] ['1']=['1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), ['1'])
   Call: (203) [system] _1886198=[f, '1']
   Exit: (203) [system] [f, '1']=[f, '1']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [f, '1'])
   Call: (202) [system] _1872262=[o, f, '1']
   Exit: (202) [system] [o, f, '1']=[o, f, '1']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, f, '1'])
   Call: (201) [system] _1858326=[o, o, f, '1']
   Exit: (201) [system] [o, o, f, '1']=[o, o, f, '1']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, o, f, '1'])
   Call: (200) [system] _1844390=[r, o, o, f, '1']
   Exit: (200) [system] [r, o, o, f, '1']=[r, o, o, f, '1']
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, o, f, '1'])
   Call: (199) [system] _1830454=[p, r, o, o, f, '1']
   Exit: (199) [system] [p, r, o, o, f, '1']=[p, r, o, o, f, '1']
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, o, o, f, '1'])
^  Call: (198) [user] classify_and_convert_charseq([$, p, r, o, o, f, '1'], _1794944)
^  Call: (199) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '1'], _1941052)
   Call: (200) [system] atom_chars(_1941984, ['_', p, r, o, o, f, '1'])
   Exit: (200) [system] atom_chars('_proof1', ['_', p, r, o, o, f, '1'])
^  Exit: (199) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '1'], _proof1)
   Call: (199) [system] integer(_proof1)
   Fail: (199) [system] integer(_proof1)
   Call: (199) [system] _1794944=_proof1
   Exit: (199) [system] _proof1=_proof1
^  Exit: (198) [user] classify_and_convert_charseq([$, p, r, o, o, f, '1'], _proof1)
^  Exit: (197) [user] read_symbolic(')', (0x55fbb4538270), $, _proof1)
^  Exit: (196) [user] cont_sexpr(')', (0x55fbb4538270), _proof1)
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _1951276)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1953134)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _1962728)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1965432)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
   Call: (199) [system] ($)=(/)
   Fail: (199) [system] ($)=(/)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1982366)
   Exit: (197) [system] peek_char((0x55fbb4538270), $)
   Call: (197) [system] ($)=')'
   Fail: (197) [system] ($)=')'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _1987936)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1989794)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
   Call: (199) [system] ($)=(/)
   Fail: (199) [system] ($)=(/)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _2005804)
   Exit: (198) [system] get_char((0x55fbb4538270), $)
   Call: (198) [system] ($)='('
   Fail: (198) [system] ($)='('
   Call: (198) [system] ($)='['
   Fail: (198) [system] ($)='['
   Call: (198) [system] ($)='{'
   Fail: (198) [system] ($)='{'
   Call: (198) [system] ($)='"'
   Fail: (198) [system] ($)='"'
   Call: (198) [system] ($)=!
   Fail: (198) [system] ($)=!
   Call: (198) [system] ($)='\''
   Fail: (198) [system] ($)='\''
   Call: (198) [system] ($)='`'
   Fail: (198) [system] ($)='`'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55fbb4538270), $, _1987936)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _2023446)
   Call: (200) [system] peek_char((0x55fbb4538270), _2024380)
   Exit: (200) [system] peek_char((0x55fbb4538270), p)
^  Call: (200) [user] is_delimiter(p)
   Call: (201) [system] char_type(p, space)
   Fail: (201) [system] char_type(p, space)
   Call: (201) [system] arg(_2029100, v('(', ')', end_of_file), p)
   Fail: (201) [system] arg(_2030032, v('(', ')', end_of_file), p)
^  Fail: (200) [user] is_delimiter(p)
   Call: (200) [system] ')'==p
   Fail: (200) [system] ')'==p
   Call: (200) [system] get_char((0x55fbb4538270), p)
   Exit: (200) [system] get_char((0x55fbb4538270), p)
   Call: (200) [system] p=(\)
   Fail: (200) [system] p=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _2037382)
   Call: (201) [system] peek_char((0x55fbb4538270), _2038316)
   Exit: (201) [system] peek_char((0x55fbb4538270), r)
^  Call: (201) [user] is_delimiter(r)
   Call: (202) [system] char_type(r, space)
   Fail: (202) [system] char_type(r, space)
   Call: (202) [system] arg(_2043036, v('(', ')', end_of_file), r)
   Fail: (202) [system] arg(_2043968, v('(', ')', end_of_file), r)
^  Fail: (201) [user] is_delimiter(r)
   Call: (201) [system] ')'==r
   Fail: (201) [system] ')'==r
   Call: (201) [system] get_char((0x55fbb4538270), r)
   Exit: (201) [system] get_char((0x55fbb4538270), r)
   Call: (201) [system] r=(\)
   Fail: (201) [system] r=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _2051318)
   Call: (202) [system] peek_char((0x55fbb4538270), _2052252)
   Exit: (202) [system] peek_char((0x55fbb4538270), e)
^  Call: (202) [user] is_delimiter(e)
   Call: (203) [system] char_type(e, space)
   Fail: (203) [system] char_type(e, space)
   Call: (203) [system] arg(_2056972, v('(', ')', end_of_file), e)
   Fail: (203) [system] arg(_2057904, v('(', ')', end_of_file), e)
^  Fail: (202) [user] is_delimiter(e)
   Call: (202) [system] ')'==e
   Fail: (202) [system] ')'==e
   Call: (202) [system] get_char((0x55fbb4538270), e)
   Exit: (202) [system] get_char((0x55fbb4538270), e)
   Call: (202) [system] e=(\)
   Fail: (202) [system] e=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _2065254)
   Call: (203) [system] peek_char((0x55fbb4538270), _2066188)
   Exit: (203) [system] peek_char((0x55fbb4538270), m)
^  Call: (203) [user] is_delimiter(m)
   Call: (204) [system] char_type(m, space)
   Fail: (204) [system] char_type(m, space)
   Call: (204) [system] arg(_2070908, v('(', ')', end_of_file), m)
   Fail: (204) [system] arg(_2071840, v('(', ')', end_of_file), m)
^  Fail: (203) [user] is_delimiter(m)
   Call: (203) [system] ')'==m
   Fail: (203) [system] ')'==m
   Call: (203) [system] get_char((0x55fbb4538270), m)
   Exit: (203) [system] get_char((0x55fbb4538270), m)
   Call: (203) [system] m=(\)
   Fail: (203) [system] m=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _2079190)
   Call: (204) [system] peek_char((0x55fbb4538270), _2080124)
   Exit: (204) [system] peek_char((0x55fbb4538270), i)
^  Call: (204) [user] is_delimiter(i)
   Call: (205) [system] char_type(i, space)
   Fail: (205) [system] char_type(i, space)
   Call: (205) [system] arg(_2084844, v('(', ')', end_of_file), i)
   Fail: (205) [system] arg(_2085776, v('(', ')', end_of_file), i)
^  Fail: (204) [user] is_delimiter(i)
   Call: (204) [system] ')'==i
   Fail: (204) [system] ')'==i
   Call: (204) [system] get_char((0x55fbb4538270), i)
   Exit: (204) [system] get_char((0x55fbb4538270), i)
   Call: (204) [system] i=(\)
   Fail: (204) [system] i=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _2093126)
   Call: (205) [system] peek_char((0x55fbb4538270), _2094060)
   Exit: (205) [system] peek_char((0x55fbb4538270), s)
^  Call: (205) [user] is_delimiter(s)
   Call: (206) [system] char_type(s, space)
   Fail: (206) [system] char_type(s, space)
   Call: (206) [system] arg(_5562, v('(', ')', end_of_file), s)
   Fail: (206) [system] arg(_6494, v('(', ')', end_of_file), s)
^  Fail: (205) [user] is_delimiter(s)
   Call: (205) [system] ')'==s
   Fail: (205) [system] ')'==s
   Call: (205) [system] get_char((0x55fbb4538270), s)
   Exit: (205) [system] get_char((0x55fbb4538270), s)
   Call: (205) [system] s=(\)
   Fail: (205) [system] s=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _13844)
   Call: (206) [system] peek_char((0x55fbb4538270), _14778)
   Exit: (206) [system] peek_char((0x55fbb4538270), e)
^  Call: (206) [user] is_delimiter(e)
   Call: (207) [system] char_type(e, space)
   Fail: (207) [system] char_type(e, space)
   Call: (207) [system] arg(_19498, v('(', ')', end_of_file), e)
   Fail: (207) [system] arg(_20430, v('(', ')', end_of_file), e)
^  Fail: (206) [user] is_delimiter(e)
   Call: (206) [system] ')'==e
   Fail: (206) [system] ')'==e
   Call: (206) [system] get_char((0x55fbb4538270), e)
   Exit: (206) [system] get_char((0x55fbb4538270), e)
   Call: (206) [system] e=(\)
   Fail: (206) [system] e=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _27780)
   Call: (207) [system] peek_char((0x55fbb4538270), _28714)
   Exit: (207) [system] peek_char((0x55fbb4538270), '1')
^  Call: (207) [user] is_delimiter('1')
   Call: (208) [system] char_type('1', space)
   Fail: (208) [system] char_type('1', space)
   Call: (208) [system] arg(_33434, v('(', ')', end_of_file), '1')
   Fail: (208) [system] arg(_34366, v('(', ')', end_of_file), '1')
^  Fail: (207) [user] is_delimiter('1')
   Call: (207) [system] ')'=='1'
   Fail: (207) [system] ')'=='1'
   Call: (207) [system] get_char((0x55fbb4538270), '1')
   Exit: (207) [system] get_char((0x55fbb4538270), '1')
   Call: (207) [system] '1'=(\)
   Fail: (207) [system] '1'=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _41716)
   Call: (208) [system] peek_char((0x55fbb4538270), _42650)
   Exit: (208) [system] peek_char((0x55fbb4538270), ')')
^  Call: (208) [user] is_delimiter(')')
   Call: (209) [system] char_type(')', space)
   Fail: (209) [system] char_type(')', space)
   Call: (209) [system] arg(_47370, v('(', ')', end_of_file), ')')
   Exit: (209) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (208) [user] is_delimiter(')')
   Call: (208) [system] _41716=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (207) [system] _27780=['1']
   Exit: (207) [system] ['1']=['1']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), ['1'])
   Call: (206) [system] _13844=[e, '1']
   Exit: (206) [system] [e, '1']=[e, '1']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, '1'])
   Call: (205) [system] _3674=[s, e, '1']
   Exit: (205) [system] [s, e, '1']=[s, e, '1']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e, '1'])
   Call: (204) [system] _3670=[i, s, e, '1']
   Exit: (204) [system] [i, s, e, '1']=[i, s, e, '1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, e, '1'])
   Call: (203) [system] _3666=[m, i, s, e, '1']
   Exit: (203) [system] [m, i, s, e, '1']=[m, i, s, e, '1']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, i, s, e, '1'])
   Call: (202) [system] _3662=[e, m, i, s, e, '1']
   Exit: (202) [system] [e, m, i, s, e, '1']=[e, m, i, s, e, '1']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, m, i, s, e, '1'])
   Call: (201) [system] _3658=[r, e, m, i, s, e, '1']
   Exit: (201) [system] [r, e, m, i, s, e, '1']=[r, e, m, i, s, e, '1']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, e, m, i, s, e, '1'])
   Call: (200) [system] _3654=[p, r, e, m, i, s, e, '1']
   Exit: (200) [system] [p, r, e, m, i, s, e, '1']=[p, r, e, m, i, s, e, '1']
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, e, m, i, s, e, '1'])
^  Call: (199) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '1'], _3650)
^  Call: (200) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '1'], _76158)
   Call: (201) [system] atom_chars(_77090, ['_', p, r, e, m, i, s, e, '1'])
   Exit: (201) [system] atom_chars('_premise1', ['_', p, r, e, m, i, s, e, '1'])
^  Exit: (200) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '1'], _premise1)
   Call: (200) [system] integer(_premise1)
   Fail: (200) [system] integer(_premise1)
   Call: (200) [system] _3650=_premise1
   Exit: (200) [system] _premise1=_premise1
^  Exit: (199) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '1'], _premise1)
^  Exit: (198) [user] read_symbolic(')', (0x55fbb4538270), $, _premise1)
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), _premise1)
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _86382)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _88240)
   Exit: (199) [system] peek_char((0x55fbb4538270), ')')
   Call: (199) [system] ')'=(;)
   Fail: (199) [system] ')'=(;)
   Call: (199) [system] ')'=(/)
   Fail: (199) [system] ')'=(/)
^  Call: (199) [user] is_like_space(')')
   Call: (200) [system] char_type(')', 'white')
   Fail: (200) [system] char_type(')', 'white')
   Call: (200) [system] char_type(')', end_of_line)
   Fail: (200) [system] char_type(')', end_of_line)
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] char_type(')', cntrl)
   Fail: (200) [system] char_type(')', cntrl)
^  Fail: (199) [user] is_like_space(')')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _104250)
   Exit: (198) [system] peek_char((0x55fbb4538270), ')')
   Call: (198) [system] ')'=')'
   Exit: (198) [system] ')'=')'
   Call: (198) [system] get_char((0x55fbb4538270), _108040)
   Exit: (198) [system] get_char((0x55fbb4538270), ')')
   Call: (198) [system] _86382=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [])
   Call: (197) [system] _3646=[_premise1]
   Exit: (197) [system] [_premise1]=[_premise1]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [_premise1])
   Call: (196) [system] _3636=[_proof1, _premise1]
   Exit: (196) [system] [_proof1, _premise1]=[_proof1, _premise1]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [_proof1, _premise1])
   Call: (195) [system] _3628=[:, _proof1, _premise1]
   Exit: (195) [system] [:, _proof1, _premise1]=[:, _proof1, _premise1]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [:, _proof1, _premise1])
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), [:, _proof1, _premise1])
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _121922)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _123780)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _133374)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _136078)
   Exit: (196) [system] peek_char((0x55fbb4538270), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
   Call: (196) [system] '('=(/)
   Fail: (196) [system] '('=(/)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _153012)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=')'
   Fail: (194) [system] '('=')'
   Call: (194) [system] '('=end_of_file
   Fail: (194) [system] '('=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _158582)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _160440)
   Exit: (196) [system] peek_char((0x55fbb4538270), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
   Call: (196) [system] '('=(/)
   Fail: (196) [system] '('=(/)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _176450)
   Exit: (195) [system] get_char((0x55fbb4538270), '(')
   Call: (195) [system] '('='('
   Exit: (195) [system] '('='('
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _158582)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _182020)
   Exit: (197) [system] peek_char((0x55fbb4538270), s)
   Call: (197) [system] s=(;)
   Fail: (197) [system] s=(;)
   Call: (197) [system] s=(/)
   Fail: (197) [system] s=(/)
^  Call: (197) [user] is_like_space(s)
   Call: (198) [system] char_type(s, 'white')
   Fail: (198) [system] char_type(s, 'white')
   Call: (198) [system] char_type(s, end_of_line)
   Fail: (198) [system] char_type(s, end_of_line)
   Call: (198) [system] char_type(s, space)
   Fail: (198) [system] char_type(s, space)
   Call: (198) [system] char_type(s, cntrl)
   Fail: (198) [system] char_type(s, cntrl)
^  Fail: (197) [user] is_like_space(s)
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _198030)
   Exit: (196) [system] peek_char((0x55fbb4538270), s)
   Call: (196) [system] s=')'
   Fail: (196) [system] s=')'
   Call: (196) [system] s=end_of_file
   Fail: (196) [system] s=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55fbb4538270), _203600)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _205458)
   Exit: (198) [system] peek_char((0x55fbb4538270), s)
   Call: (198) [system] s=(;)
   Fail: (198) [system] s=(;)
   Call: (198) [system] s=(/)
   Fail: (198) [system] s=(/)
^  Call: (198) [user] is_like_space(s)
   Call: (199) [system] char_type(s, 'white')
   Fail: (199) [system] char_type(s, 'white')
   Call: (199) [system] char_type(s, end_of_line)
   Fail: (199) [system] char_type(s, end_of_line)
   Call: (199) [system] char_type(s, space)
   Fail: (199) [system] char_type(s, space)
   Call: (199) [system] char_type(s, cntrl)
   Fail: (199) [system] char_type(s, cntrl)
^  Fail: (198) [user] is_like_space(s)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] get_char((0x55fbb4538270), _221468)
   Exit: (197) [system] get_char((0x55fbb4538270), s)
   Call: (197) [system] s='('
   Fail: (197) [system] s='('
   Call: (197) [system] s='['
   Fail: (197) [system] s='['
   Call: (197) [system] s='{'
   Fail: (197) [system] s='{'
   Call: (197) [system] s='"'
   Fail: (197) [system] s='"'
   Call: (197) [system] s=!
   Fail: (197) [system] s=!
   Call: (197) [system] s='\''
   Fail: (197) [system] s='\''
   Call: (197) [system] s='`'
   Fail: (197) [system] s='`'
   Call: (197) [system] s=end_of_file
   Fail: (197) [system] s=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55fbb4538270), s, _203600)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _239110)
   Call: (199) [system] peek_char((0x55fbb4538270), _240044)
   Exit: (199) [system] peek_char((0x55fbb4538270), y)
^  Call: (199) [user] is_delimiter(y)
   Call: (200) [system] char_type(y, space)
   Fail: (200) [system] char_type(y, space)
   Call: (200) [system] arg(_244764, v('(', ')', end_of_file), y)
   Fail: (200) [system] arg(_245696, v('(', ')', end_of_file), y)
^  Fail: (199) [user] is_delimiter(y)
   Call: (199) [system] ')'==y
   Fail: (199) [system] ')'==y
   Call: (199) [system] get_char((0x55fbb4538270), y)
   Exit: (199) [system] get_char((0x55fbb4538270), y)
   Call: (199) [system] y=(\)
   Fail: (199) [system] y=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _253046)
   Call: (200) [system] peek_char((0x55fbb4538270), _253980)
   Exit: (200) [system] peek_char((0x55fbb4538270), n)
^  Call: (200) [user] is_delimiter(n)
   Call: (201) [system] char_type(n, space)
   Fail: (201) [system] char_type(n, space)
   Call: (201) [system] arg(_258700, v('(', ')', end_of_file), n)
   Fail: (201) [system] arg(_259632, v('(', ')', end_of_file), n)
^  Fail: (200) [user] is_delimiter(n)
   Call: (200) [system] ')'==n
   Fail: (200) [system] ')'==n
   Call: (200) [system] get_char((0x55fbb4538270), n)
   Exit: (200) [system] get_char((0x55fbb4538270), n)
   Call: (200) [system] n=(\)
   Fail: (200) [system] n=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _266982)
   Call: (201) [system] peek_char((0x55fbb4538270), _267916)
   Exit: (201) [system] peek_char((0x55fbb4538270), t)
^  Call: (201) [user] is_delimiter(t)
   Call: (202) [system] char_type(t, space)
   Fail: (202) [system] char_type(t, space)
   Call: (202) [system] arg(_272636, v('(', ')', end_of_file), t)
   Fail: (202) [system] arg(_273568, v('(', ')', end_of_file), t)
^  Fail: (201) [user] is_delimiter(t)
   Call: (201) [system] ')'==t
   Fail: (201) [system] ')'==t
   Call: (201) [system] get_char((0x55fbb4538270), t)
   Exit: (201) [system] get_char((0x55fbb4538270), t)
   Call: (201) [system] t=(\)
   Fail: (201) [system] t=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _280918)
   Call: (202) [system] peek_char((0x55fbb4538270), _281852)
   Exit: (202) [system] peek_char((0x55fbb4538270), h)
^  Call: (202) [user] is_delimiter(h)
   Call: (203) [system] char_type(h, space)
   Fail: (203) [system] char_type(h, space)
   Call: (203) [system] arg(_286572, v('(', ')', end_of_file), h)
   Fail: (203) [system] arg(_287504, v('(', ')', end_of_file), h)
^  Fail: (202) [user] is_delimiter(h)
   Call: (202) [system] ')'==h
   Fail: (202) [system] ')'==h
   Call: (202) [system] get_char((0x55fbb4538270), h)
   Exit: (202) [system] get_char((0x55fbb4538270), h)
   Call: (202) [system] h=(\)
   Fail: (202) [system] h=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _294854)
   Call: (203) [system] peek_char((0x55fbb4538270), _295788)
   Exit: (203) [system] peek_char((0x55fbb4538270), e)
^  Call: (203) [user] is_delimiter(e)
   Call: (204) [system] char_type(e, space)
   Fail: (204) [system] char_type(e, space)
   Call: (204) [system] arg(_300508, v('(', ')', end_of_file), e)
   Fail: (204) [system] arg(_301440, v('(', ')', end_of_file), e)
^  Fail: (203) [user] is_delimiter(e)
   Call: (203) [system] ')'==e
   Fail: (203) [system] ')'==e
   Call: (203) [system] get_char((0x55fbb4538270), e)
   Exit: (203) [system] get_char((0x55fbb4538270), e)
   Call: (203) [system] e=(\)
   Fail: (203) [system] e=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _308790)
   Call: (204) [system] peek_char((0x55fbb4538270), _309724)
   Exit: (204) [system] peek_char((0x55fbb4538270), s)
^  Call: (204) [user] is_delimiter(s)
   Call: (205) [system] char_type(s, space)
   Fail: (205) [system] char_type(s, space)
   Call: (205) [system] arg(_314444, v('(', ')', end_of_file), s)
   Fail: (205) [system] arg(_315376, v('(', ')', end_of_file), s)
^  Fail: (204) [user] is_delimiter(s)
   Call: (204) [system] ')'==s
   Fail: (204) [system] ')'==s
   Call: (204) [system] get_char((0x55fbb4538270), s)
   Exit: (204) [system] get_char((0x55fbb4538270), s)
   Call: (204) [system] s=(\)
   Fail: (204) [system] s=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _322726)
   Call: (205) [system] peek_char((0x55fbb4538270), _323660)
   Exit: (205) [system] peek_char((0x55fbb4538270), i)
^  Call: (205) [user] is_delimiter(i)
   Call: (206) [system] char_type(i, space)
   Fail: (206) [system] char_type(i, space)
   Call: (206) [system] arg(_328380, v('(', ')', end_of_file), i)
   Fail: (206) [system] arg(_329312, v('(', ')', end_of_file), i)
^  Fail: (205) [user] is_delimiter(i)
   Call: (205) [system] ')'==i
   Fail: (205) [system] ')'==i
   Call: (205) [system] get_char((0x55fbb4538270), i)
   Exit: (205) [system] get_char((0x55fbb4538270), i)
   Call: (205) [system] i=(\)
   Fail: (205) [system] i=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _336662)
   Call: (206) [system] peek_char((0x55fbb4538270), _337596)
   Exit: (206) [system] peek_char((0x55fbb4538270), z)
^  Call: (206) [user] is_delimiter(z)
   Call: (207) [system] char_type(z, space)
   Fail: (207) [system] char_type(z, space)
   Call: (207) [system] arg(_342316, v('(', ')', end_of_file), z)
   Fail: (207) [system] arg(_343248, v('(', ')', end_of_file), z)
^  Fail: (206) [user] is_delimiter(z)
   Call: (206) [system] ')'==z
   Fail: (206) [system] ')'==z
   Call: (206) [system] get_char((0x55fbb4538270), z)
   Exit: (206) [system] get_char((0x55fbb4538270), z)
   Call: (206) [system] z=(\)
   Fail: (206) [system] z=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _350598)
   Call: (207) [system] peek_char((0x55fbb4538270), _351532)
   Exit: (207) [system] peek_char((0x55fbb4538270), e)
^  Call: (207) [user] is_delimiter(e)
   Call: (208) [system] char_type(e, space)
   Fail: (208) [system] char_type(e, space)
   Call: (208) [system] arg(_356252, v('(', ')', end_of_file), e)
   Fail: (208) [system] arg(_357184, v('(', ')', end_of_file), e)
^  Fail: (207) [user] is_delimiter(e)
   Call: (207) [system] ')'==e
   Fail: (207) [system] ')'==e
   Call: (207) [system] get_char((0x55fbb4538270), e)
   Exit: (207) [system] get_char((0x55fbb4538270), e)
   Call: (207) [system] e=(\)
   Fail: (207) [system] e=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _364534)
   Call: (208) [system] peek_char((0x55fbb4538270), _365468)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (208) [user] is_delimiter(' ')
   Call: (209) [system] char_type(' ', space)
   Exit: (209) [system] char_type(' ', space)
^  Exit: (208) [user] is_delimiter(' ')
   Call: (208) [system] _364534=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (207) [system] _350598=[e]
   Exit: (207) [system] [e]=[e]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (206) [system] _336662=[z, e]
   Exit: (206) [system] [z, e]=[z, e]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [z, e])
   Call: (205) [system] _322726=[i, z, e]
   Exit: (205) [system] [i, z, e]=[i, z, e]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, z, e])
   Call: (204) [system] _308790=[s, i, z, e]
   Exit: (204) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, i, z, e])
   Call: (203) [system] _294854=[e, s, i, z, e]
   Exit: (203) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, s, i, z, e])
   Call: (202) [system] _280918=[h, e, s, i, z, e]
   Exit: (202) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [h, e, s, i, z, e])
   Call: (201) [system] _266982=[t, h, e, s, i, z, e]
   Exit: (201) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, h, e, s, i, z, e])
   Call: (200) [system] _253046=[n, t, h, e, s, i, z, e]
   Exit: (200) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, h, e, s, i, z, e])
   Call: (199) [system] _239110=[y, n, t, h, e, s, i, z, e]
   Exit: (199) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [y, n, t, h, e, s, i, z, e])
^  Call: (198) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], _203600)
^  Call: (199) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], _399898)
^  Call: (201) [system] setup_call_cleanup('$notrace'(_400850, _400852), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _399898), _400832, fail)), '$restore_trace'(_400850, _400852))
^  Call: (202) [system] sig_atomic(system:'$notrace'(_400850, _400852))
^  Exit: (201) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _400832, fail)), system:'$restore_trace'(3, -1))
   Call: (200) [system] atomic(synthesize)
   Exit: (200) [system] atomic(synthesize)
^  Exit: (199) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], synthesize)
   Call: (199) [system] integer(synthesize)
   Fail: (199) [system] integer(synthesize)
   Call: (199) [system] _203600=synthesize
   Exit: (199) [system] synthesize=synthesize
^  Exit: (198) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (197) [user] read_symbolic(')', (0x55fbb4538270), s, synthesize)
^  Exit: (196) [user] cont_sexpr(')', (0x55fbb4538270), synthesize)
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _412978)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _414836)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _424430)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _427134)
   Exit: (199) [system] peek_char((0x55fbb4538270), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
   Call: (199) [system] '('=(/)
   Fail: (199) [system] '('=(/)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _444068)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=')'
   Fail: (197) [system] '('=')'
   Call: (197) [system] '('=end_of_file
   Fail: (197) [system] '('=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _449638)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _451496)
   Exit: (199) [system] peek_char((0x55fbb4538270), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
   Call: (199) [system] '('=(/)
   Fail: (199) [system] '('=(/)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _467506)
   Exit: (198) [system] get_char((0x55fbb4538270), '(')
   Call: (198) [system] '('='('
   Exit: (198) [system] '('='('
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _449638)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _473076)
   Exit: (200) [system] peek_char((0x55fbb4538270), :)
   Call: (200) [system] (:)=(;)
   Fail: (200) [system] (:)=(;)
   Call: (200) [system] (:)=(/)
   Fail: (200) [system] (:)=(/)
^  Call: (200) [user] is_like_space(:)
   Call: (201) [system] char_type(:, 'white')
   Fail: (201) [system] char_type(:, 'white')
   Call: (201) [system] char_type(:, end_of_line)
   Fail: (201) [system] char_type(:, end_of_line)
   Call: (201) [system] char_type(:, space)
   Fail: (201) [system] char_type(:, space)
   Call: (201) [system] char_type(:, cntrl)
   Fail: (201) [system] char_type(:, cntrl)
^  Fail: (200) [user] is_like_space(:)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _489086)
   Exit: (199) [system] peek_char((0x55fbb4538270), :)
   Call: (199) [system] (:)=')'
   Fail: (199) [system] (:)=')'
   Call: (199) [system] (:)=end_of_file
   Fail: (199) [system] (:)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _494656)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _496514)
   Exit: (201) [system] peek_char((0x55fbb4538270), :)
   Call: (201) [system] (:)=(;)
   Fail: (201) [system] (:)=(;)
   Call: (201) [system] (:)=(/)
   Fail: (201) [system] (:)=(/)
^  Call: (201) [user] is_like_space(:)
   Call: (202) [system] char_type(:, 'white')
   Fail: (202) [system] char_type(:, 'white')
   Call: (202) [system] char_type(:, end_of_line)
   Fail: (202) [system] char_type(:, end_of_line)
   Call: (202) [system] char_type(:, space)
   Fail: (202) [system] char_type(:, space)
   Call: (202) [system] char_type(:, cntrl)
   Fail: (202) [system] char_type(:, cntrl)
^  Fail: (201) [user] is_like_space(:)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _512524)
   Exit: (200) [system] get_char((0x55fbb4538270), :)
   Call: (200) [system] (:)='('
   Fail: (200) [system] (:)='('
   Call: (200) [system] (:)='['
   Fail: (200) [system] (:)='['
   Call: (200) [system] (:)='{'
   Fail: (200) [system] (:)='{'
   Call: (200) [system] (:)='"'
   Fail: (200) [system] (:)='"'
   Call: (200) [system] (:)=!
   Fail: (200) [system] (:)=!
   Call: (200) [system] (:)='\''
   Fail: (200) [system] (:)='\''
   Call: (200) [system] (:)='`'
   Fail: (200) [system] (:)='`'
   Call: (200) [system] (:)=end_of_file
   Fail: (200) [system] (:)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55fbb4538270), :, _494656)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _530166)
   Call: (202) [system] peek_char((0x55fbb4538270), _531100)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (202) [user] is_delimiter(' ')
   Call: (203) [system] char_type(' ', space)
   Exit: (203) [system] char_type(' ', space)
^  Exit: (202) [user] is_delimiter(' ')
   Call: (202) [system] _530166=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (201) [user] classify_and_convert_charseq([:], _494656)
^  Call: (202) [user] classify_and_convert_charseq_([:], _540384)
^  Call: (204) [system] setup_call_cleanup('$notrace'(_541336, _541338), once(user:catch(read_from_chars([:], _540384), _541318, fail)), '$restore_trace'(_541336, _541338))
^  Call: (205) [system] sig_atomic(system:'$notrace'(_541336, _541338))
^  Exit: (204) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _541318, fail)), system:'$restore_trace'(3, -1))
   Call: (203) [system] atomic(:)
   Exit: (203) [system] atomic(:)
^  Exit: (202) [user] classify_and_convert_charseq_([:], :)
   Call: (202) [system] integer(:)
   Fail: (202) [system] integer(:)
   Call: (202) [system] _494656=(:)
   Exit: (202) [system] (:)=(:)
^  Exit: (201) [user] classify_and_convert_charseq([:], :)
^  Exit: (200) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _553464)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _555322)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _564916)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _567620)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _584554)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _590124)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _591982)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _607992)
   Exit: (201) [system] get_char((0x55fbb4538270), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _590124)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _625634)
   Call: (203) [system] peek_char((0x55fbb4538270), _626568)
   Exit: (203) [system] peek_char((0x55fbb4538270), p)
^  Call: (203) [user] is_delimiter(p)
   Call: (204) [system] char_type(p, space)
   Fail: (204) [system] char_type(p, space)
   Call: (204) [system] arg(_631288, v('(', ')', end_of_file), p)
   Fail: (204) [system] arg(_632220, v('(', ')', end_of_file), p)
^  Fail: (203) [user] is_delimiter(p)
   Call: (203) [system] ')'==p
   Fail: (203) [system] ')'==p
   Call: (203) [system] get_char((0x55fbb4538270), p)
   Exit: (203) [system] get_char((0x55fbb4538270), p)
   Call: (203) [system] p=(\)
   Fail: (203) [system] p=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _639570)
   Call: (204) [system] peek_char((0x55fbb4538270), _640504)
   Exit: (204) [system] peek_char((0x55fbb4538270), r)
^  Call: (204) [user] is_delimiter(r)
   Call: (205) [system] char_type(r, space)
   Fail: (205) [system] char_type(r, space)
   Call: (205) [system] arg(_645224, v('(', ')', end_of_file), r)
   Fail: (205) [system] arg(_646156, v('(', ')', end_of_file), r)
^  Fail: (204) [user] is_delimiter(r)
   Call: (204) [system] ')'==r
   Fail: (204) [system] ')'==r
   Call: (204) [system] get_char((0x55fbb4538270), r)
   Exit: (204) [system] get_char((0x55fbb4538270), r)
   Call: (204) [system] r=(\)
   Fail: (204) [system] r=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _653506)
   Call: (205) [system] peek_char((0x55fbb4538270), _654440)
   Exit: (205) [system] peek_char((0x55fbb4538270), o)
^  Call: (205) [user] is_delimiter(o)
   Call: (206) [system] char_type(o, space)
   Fail: (206) [system] char_type(o, space)
   Call: (206) [system] arg(_659160, v('(', ')', end_of_file), o)
   Fail: (206) [system] arg(_660092, v('(', ')', end_of_file), o)
^  Fail: (205) [user] is_delimiter(o)
   Call: (205) [system] ')'==o
   Fail: (205) [system] ')'==o
   Call: (205) [system] get_char((0x55fbb4538270), o)
   Exit: (205) [system] get_char((0x55fbb4538270), o)
   Call: (205) [system] o=(\)
   Fail: (205) [system] o=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _667442)
   Call: (206) [system] peek_char((0x55fbb4538270), _668376)
   Exit: (206) [system] peek_char((0x55fbb4538270), o)
^  Call: (206) [user] is_delimiter(o)
   Call: (207) [system] char_type(o, space)
   Fail: (207) [system] char_type(o, space)
   Call: (207) [system] arg(_673096, v('(', ')', end_of_file), o)
   Fail: (207) [system] arg(_674028, v('(', ')', end_of_file), o)
^  Fail: (206) [user] is_delimiter(o)
   Call: (206) [system] ')'==o
   Fail: (206) [system] ')'==o
   Call: (206) [system] get_char((0x55fbb4538270), o)
   Exit: (206) [system] get_char((0x55fbb4538270), o)
   Call: (206) [system] o=(\)
   Fail: (206) [system] o=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _681378)
   Call: (207) [system] peek_char((0x55fbb4538270), _682312)
   Exit: (207) [system] peek_char((0x55fbb4538270), f)
^  Call: (207) [user] is_delimiter(f)
   Call: (208) [system] char_type(f, space)
   Fail: (208) [system] char_type(f, space)
   Call: (208) [system] arg(_687032, v('(', ')', end_of_file), f)
   Fail: (208) [system] arg(_687964, v('(', ')', end_of_file), f)
^  Fail: (207) [user] is_delimiter(f)
   Call: (207) [system] ')'==f
   Fail: (207) [system] ')'==f
   Call: (207) [system] get_char((0x55fbb4538270), f)
   Exit: (207) [system] get_char((0x55fbb4538270), f)
   Call: (207) [system] f=(\)
   Fail: (207) [system] f=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _695314)
   Call: (208) [system] peek_char((0x55fbb4538270), _696248)
   Exit: (208) [system] peek_char((0x55fbb4538270), '1')
^  Call: (208) [user] is_delimiter('1')
   Call: (209) [system] char_type('1', space)
   Fail: (209) [system] char_type('1', space)
   Call: (209) [system] arg(_700968, v('(', ')', end_of_file), '1')
   Fail: (209) [system] arg(_701900, v('(', ')', end_of_file), '1')
^  Fail: (208) [user] is_delimiter('1')
   Call: (208) [system] ')'=='1'
   Fail: (208) [system] ')'=='1'
   Call: (208) [system] get_char((0x55fbb4538270), '1')
   Exit: (208) [system] get_char((0x55fbb4538270), '1')
   Call: (208) [system] '1'=(\)
   Fail: (208) [system] '1'=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _709250)
   Call: (209) [system] peek_char((0x55fbb4538270), _710184)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _709250=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (208) [system] _695314=['1']
   Exit: (208) [system] ['1']=['1']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), ['1'])
   Call: (207) [system] _681378=[f, '1']
   Exit: (207) [system] [f, '1']=[f, '1']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [f, '1'])
   Call: (206) [system] _667442=[o, f, '1']
   Exit: (206) [system] [o, f, '1']=[o, f, '1']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, f, '1'])
   Call: (205) [system] _653506=[o, o, f, '1']
   Exit: (205) [system] [o, o, f, '1']=[o, o, f, '1']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, o, f, '1'])
   Call: (204) [system] _639570=[r, o, o, f, '1']
   Exit: (204) [system] [r, o, o, f, '1']=[r, o, o, f, '1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, o, f, '1'])
   Call: (203) [system] _625634=[p, r, o, o, f, '1']
   Exit: (203) [system] [p, r, o, o, f, '1']=[p, r, o, o, f, '1']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, o, o, f, '1'])
^  Call: (202) [user] classify_and_convert_charseq([$, p, r, o, o, f, '1'], _590124)
^  Call: (203) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '1'], _736232)
   Call: (204) [system] atom_chars(_737164, ['_', p, r, o, o, f, '1'])
   Exit: (204) [system] atom_chars('_proof1', ['_', p, r, o, o, f, '1'])
^  Exit: (203) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '1'], _proof1)
   Call: (203) [system] integer(_proof1)
   Fail: (203) [system] integer(_proof1)
   Call: (203) [system] _590124=_proof1
   Exit: (203) [system] _proof1=_proof1
^  Exit: (202) [user] classify_and_convert_charseq([$, p, r, o, o, f, '1'], _proof1)
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _proof1)
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), _proof1)
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _746456)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _748314)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _757908)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _760612)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _777546)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _783116)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _784974)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _800984)
   Exit: (202) [system] get_char((0x55fbb4538270), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _783116)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _818626)
   Call: (204) [system] peek_char((0x55fbb4538270), _819560)
   Exit: (204) [system] peek_char((0x55fbb4538270), p)
^  Call: (204) [user] is_delimiter(p)
   Call: (205) [system] char_type(p, space)
   Fail: (205) [system] char_type(p, space)
   Call: (205) [system] arg(_824280, v('(', ')', end_of_file), p)
   Fail: (205) [system] arg(_825212, v('(', ')', end_of_file), p)
^  Fail: (204) [user] is_delimiter(p)
   Call: (204) [system] ')'==p
   Fail: (204) [system] ')'==p
   Call: (204) [system] get_char((0x55fbb4538270), p)
   Exit: (204) [system] get_char((0x55fbb4538270), p)
   Call: (204) [system] p=(\)
   Fail: (204) [system] p=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _832562)
   Call: (205) [system] peek_char((0x55fbb4538270), _833496)
   Exit: (205) [system] peek_char((0x55fbb4538270), r)
^  Call: (205) [user] is_delimiter(r)
   Call: (206) [system] char_type(r, space)
   Fail: (206) [system] char_type(r, space)
   Call: (206) [system] arg(_838216, v('(', ')', end_of_file), r)
   Fail: (206) [system] arg(_839148, v('(', ')', end_of_file), r)
^  Fail: (205) [user] is_delimiter(r)
   Call: (205) [system] ')'==r
   Fail: (205) [system] ')'==r
   Call: (205) [system] get_char((0x55fbb4538270), r)
   Exit: (205) [system] get_char((0x55fbb4538270), r)
   Call: (205) [system] r=(\)
   Fail: (205) [system] r=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _846498)
   Call: (206) [system] peek_char((0x55fbb4538270), _847432)
   Exit: (206) [system] peek_char((0x55fbb4538270), e)
^  Call: (206) [user] is_delimiter(e)
   Call: (207) [system] char_type(e, space)
   Fail: (207) [system] char_type(e, space)
   Call: (207) [system] arg(_852152, v('(', ')', end_of_file), e)
   Fail: (207) [system] arg(_853084, v('(', ')', end_of_file), e)
^  Fail: (206) [user] is_delimiter(e)
   Call: (206) [system] ')'==e
   Fail: (206) [system] ')'==e
   Call: (206) [system] get_char((0x55fbb4538270), e)
   Exit: (206) [system] get_char((0x55fbb4538270), e)
   Call: (206) [system] e=(\)
   Fail: (206) [system] e=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _860434)
   Call: (207) [system] peek_char((0x55fbb4538270), _861368)
   Exit: (207) [system] peek_char((0x55fbb4538270), m)
^  Call: (207) [user] is_delimiter(m)
   Call: (208) [system] char_type(m, space)
   Fail: (208) [system] char_type(m, space)
   Call: (208) [system] arg(_866088, v('(', ')', end_of_file), m)
   Fail: (208) [system] arg(_867020, v('(', ')', end_of_file), m)
^  Fail: (207) [user] is_delimiter(m)
   Call: (207) [system] ')'==m
   Fail: (207) [system] ')'==m
   Call: (207) [system] get_char((0x55fbb4538270), m)
   Exit: (207) [system] get_char((0x55fbb4538270), m)
   Call: (207) [system] m=(\)
   Fail: (207) [system] m=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _874370)
   Call: (208) [system] peek_char((0x55fbb4538270), _875304)
   Exit: (208) [system] peek_char((0x55fbb4538270), i)
^  Call: (208) [user] is_delimiter(i)
   Call: (209) [system] char_type(i, space)
   Fail: (209) [system] char_type(i, space)
   Call: (209) [system] arg(_880024, v('(', ')', end_of_file), i)
   Fail: (209) [system] arg(_880956, v('(', ')', end_of_file), i)
^  Fail: (208) [user] is_delimiter(i)
   Call: (208) [system] ')'==i
   Fail: (208) [system] ')'==i
   Call: (208) [system] get_char((0x55fbb4538270), i)
   Exit: (208) [system] get_char((0x55fbb4538270), i)
   Call: (208) [system] i=(\)
   Fail: (208) [system] i=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _888306)
   Call: (209) [system] peek_char((0x55fbb4538270), _889240)
   Exit: (209) [system] peek_char((0x55fbb4538270), s)
^  Call: (209) [user] is_delimiter(s)
   Call: (210) [system] char_type(s, space)
   Fail: (210) [system] char_type(s, space)
   Call: (210) [system] arg(_893960, v('(', ')', end_of_file), s)
   Fail: (210) [system] arg(_894892, v('(', ')', end_of_file), s)
^  Fail: (209) [user] is_delimiter(s)
   Call: (209) [system] ')'==s
   Fail: (209) [system] ')'==s
   Call: (209) [system] get_char((0x55fbb4538270), s)
   Exit: (209) [system] get_char((0x55fbb4538270), s)
   Call: (209) [system] s=(\)
   Fail: (209) [system] s=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _902242)
   Call: (210) [system] peek_char((0x55fbb4538270), _903176)
   Exit: (210) [system] peek_char((0x55fbb4538270), e)
^  Call: (210) [user] is_delimiter(e)
   Call: (211) [system] char_type(e, space)
   Fail: (211) [system] char_type(e, space)
   Call: (211) [system] arg(_907896, v('(', ')', end_of_file), e)
   Fail: (211) [system] arg(_908828, v('(', ')', end_of_file), e)
^  Fail: (210) [user] is_delimiter(e)
   Call: (210) [system] ')'==e
   Fail: (210) [system] ')'==e
   Call: (210) [system] get_char((0x55fbb4538270), e)
   Exit: (210) [system] get_char((0x55fbb4538270), e)
   Call: (210) [system] e=(\)
   Fail: (210) [system] e=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _916178)
   Call: (211) [system] peek_char((0x55fbb4538270), _917112)
   Exit: (211) [system] peek_char((0x55fbb4538270), '1')
^  Call: (211) [user] is_delimiter('1')
   Call: (212) [system] char_type('1', space)
   Fail: (212) [system] char_type('1', space)
   Call: (212) [system] arg(_921832, v('(', ')', end_of_file), '1')
   Fail: (212) [system] arg(_922764, v('(', ')', end_of_file), '1')
^  Fail: (211) [user] is_delimiter('1')
   Call: (211) [system] ')'=='1'
   Fail: (211) [system] ')'=='1'
   Call: (211) [system] get_char((0x55fbb4538270), '1')
   Exit: (211) [system] get_char((0x55fbb4538270), '1')
   Call: (211) [system] '1'=(\)
   Fail: (211) [system] '1'=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _930114)
   Call: (212) [system] peek_char((0x55fbb4538270), _931048)
   Exit: (212) [system] peek_char((0x55fbb4538270), ')')
^  Call: (212) [user] is_delimiter(')')
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] arg(_935768, v('(', ')', end_of_file), ')')
   Exit: (213) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (212) [user] is_delimiter(')')
   Call: (212) [system] _930114=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (211) [system] _916178=['1']
   Exit: (211) [system] ['1']=['1']
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), ['1'])
   Call: (210) [system] _902242=[e, '1']
   Exit: (210) [system] [e, '1']=[e, '1']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, '1'])
   Call: (209) [system] _888306=[s, e, '1']
   Exit: (209) [system] [s, e, '1']=[s, e, '1']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e, '1'])
   Call: (208) [system] _874370=[i, s, e, '1']
   Exit: (208) [system] [i, s, e, '1']=[i, s, e, '1']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, e, '1'])
   Call: (207) [system] _860434=[m, i, s, e, '1']
   Exit: (207) [system] [m, i, s, e, '1']=[m, i, s, e, '1']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, i, s, e, '1'])
   Call: (206) [system] _846498=[e, m, i, s, e, '1']
   Exit: (206) [system] [e, m, i, s, e, '1']=[e, m, i, s, e, '1']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, m, i, s, e, '1'])
   Call: (205) [system] _832562=[r, e, m, i, s, e, '1']
   Exit: (205) [system] [r, e, m, i, s, e, '1']=[r, e, m, i, s, e, '1']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, e, m, i, s, e, '1'])
   Call: (204) [system] _818626=[p, r, e, m, i, s, e, '1']
   Exit: (204) [system] [p, r, e, m, i, s, e, '1']=[p, r, e, m, i, s, e, '1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, e, m, i, s, e, '1'])
^  Call: (203) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '1'], _783116)
^  Call: (204) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '1'], _964556)
   Call: (205) [system] atom_chars(_965488, ['_', p, r, e, m, i, s, e, '1'])
   Exit: (205) [system] atom_chars('_premise1', ['_', p, r, e, m, i, s, e, '1'])
^  Exit: (204) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '1'], _premise1)
   Call: (204) [system] integer(_premise1)
   Fail: (204) [system] integer(_premise1)
   Call: (204) [system] _783116=_premise1
   Exit: (204) [system] _premise1=_premise1
^  Exit: (203) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '1'], _premise1)
^  Exit: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _premise1)
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), _premise1)
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _974780)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _976638)
   Exit: (203) [system] peek_char((0x55fbb4538270), ')')
   Call: (203) [system] ')'=(;)
   Fail: (203) [system] ')'=(;)
   Call: (203) [system] ')'=(/)
   Fail: (203) [system] ')'=(/)
^  Call: (203) [user] is_like_space(')')
   Call: (204) [system] char_type(')', 'white')
   Fail: (204) [system] char_type(')', 'white')
   Call: (204) [system] char_type(')', end_of_line)
   Fail: (204) [system] char_type(')', end_of_line)
   Call: (204) [system] char_type(')', space)
   Fail: (204) [system] char_type(')', space)
   Call: (204) [system] char_type(')', cntrl)
   Fail: (204) [system] char_type(')', cntrl)
^  Fail: (203) [user] is_like_space(')')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _992648)
   Exit: (202) [system] peek_char((0x55fbb4538270), ')')
   Call: (202) [system] ')'=')'
   Exit: (202) [system] ')'=')'
   Call: (202) [system] get_char((0x55fbb4538270), _996438)
   Exit: (202) [system] get_char((0x55fbb4538270), ')')
   Call: (202) [system] _974780=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [])
   Call: (201) [system] _746456=[_premise1]
   Exit: (201) [system] [_premise1]=[_premise1]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [_premise1])
   Call: (200) [system] _553464=[_proof1, _premise1]
   Exit: (200) [system] [_proof1, _premise1]=[_proof1, _premise1]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [_proof1, _premise1])
   Call: (199) [system] _449638=[:, _proof1, _premise1]
   Exit: (199) [system] [:, _proof1, _premise1]=[:, _proof1, _premise1]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [:, _proof1, _premise1])
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), [:, _proof1, _premise1])
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _1010320)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1012178)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _1021772)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1024476)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
   Call: (200) [system] ($)=(/)
   Fail: (200) [system] ($)=(/)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1041410)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=')'
   Fail: (198) [system] ($)=')'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _1046980)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1048838)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
   Call: (200) [system] ($)=(/)
   Fail: (200) [system] ($)=(/)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _1064848)
   Exit: (199) [system] get_char((0x55fbb4538270), $)
   Call: (199) [system] ($)='('
   Fail: (199) [system] ($)='('
   Call: (199) [system] ($)='['
   Fail: (199) [system] ($)='['
   Call: (199) [system] ($)='{'
   Fail: (199) [system] ($)='{'
   Call: (199) [system] ($)='"'
   Fail: (199) [system] ($)='"'
   Call: (199) [system] ($)=!
   Fail: (199) [system] ($)=!
   Call: (199) [system] ($)='\''
   Fail: (199) [system] ($)='\''
   Call: (199) [system] ($)='`'
   Fail: (199) [system] ($)='`'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55fbb4538270), $, _1046980)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _1082490)
   Call: (201) [system] peek_char((0x55fbb4538270), _1083424)
   Exit: (201) [system] peek_char((0x55fbb4538270), k)
^  Call: (201) [user] is_delimiter(k)
   Call: (202) [system] char_type(k, space)
   Fail: (202) [system] char_type(k, space)
   Call: (202) [system] arg(_1088144, v('(', ')', end_of_file), k)
   Fail: (202) [system] arg(_1089076, v('(', ')', end_of_file), k)
^  Fail: (201) [user] is_delimiter(k)
   Call: (201) [system] ')'==k
   Fail: (201) [system] ')'==k
   Call: (201) [system] get_char((0x55fbb4538270), k)
   Exit: (201) [system] get_char((0x55fbb4538270), k)
   Call: (201) [system] k=(\)
   Fail: (201) [system] k=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1096426)
   Call: (202) [system] peek_char((0x55fbb4538270), _1097360)
   Exit: (202) [system] peek_char((0x55fbb4538270), b)
^  Call: (202) [user] is_delimiter(b)
   Call: (203) [system] char_type(b, space)
   Fail: (203) [system] char_type(b, space)
   Call: (203) [system] arg(_1102080, v('(', ')', end_of_file), b)
   Fail: (203) [system] arg(_1103012, v('(', ')', end_of_file), b)
^  Fail: (202) [user] is_delimiter(b)
   Call: (202) [system] ')'==b
   Fail: (202) [system] ')'==b
   Call: (202) [system] get_char((0x55fbb4538270), b)
   Exit: (202) [system] get_char((0x55fbb4538270), b)
   Call: (202) [system] b=(\)
   Fail: (202) [system] b=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1110362)
   Call: (203) [system] peek_char((0x55fbb4538270), _1111296)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (203) [user] is_delimiter(' ')
   Call: (204) [system] char_type(' ', space)
   Exit: (204) [system] char_type(' ', space)
^  Exit: (203) [user] is_delimiter(' ')
   Call: (203) [system] _1110362=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (202) [system] _1096426=[b]
   Exit: (202) [system] [b]=[b]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (201) [system] _1082490=[k, b]
   Exit: (201) [system] [k, b]=[k, b]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [k, b])
^  Call: (200) [user] classify_and_convert_charseq([$, k, b], _1046980)
^  Call: (201) [user] classify_and_convert_charseq_([$, k, b], _1126168)
   Call: (202) [system] atom_chars(_1127100, ['_', k, b])
   Exit: (202) [system] atom_chars('_kb', ['_', k, b])
^  Exit: (201) [user] classify_and_convert_charseq_([$, k, b], _kb)
   Call: (201) [system] integer(_kb)
   Fail: (201) [system] integer(_kb)
   Call: (201) [system] _1046980=_kb
   Exit: (201) [system] _kb=_kb
^  Exit: (200) [user] classify_and_convert_charseq([$, k, b], _kb)
^  Exit: (199) [user] read_symbolic(')', (0x55fbb4538270), $, _kb)
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), _kb)
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _1136392)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1138250)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _1147844)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1150548)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
   Call: (201) [system] ($)=(/)
   Fail: (201) [system] ($)=(/)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1167482)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=')'
   Fail: (199) [system] ($)=')'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _1173052)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1174910)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
   Call: (201) [system] ($)=(/)
   Fail: (201) [system] ($)=(/)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _1190920)
   Exit: (200) [system] get_char((0x55fbb4538270), $)
   Call: (200) [system] ($)='('
   Fail: (200) [system] ($)='('
   Call: (200) [system] ($)='['
   Fail: (200) [system] ($)='['
   Call: (200) [system] ($)='{'
   Fail: (200) [system] ($)='{'
   Call: (200) [system] ($)='"'
   Fail: (200) [system] ($)='"'
   Call: (200) [system] ($)=!
   Fail: (200) [system] ($)=!
   Call: (200) [system] ($)='\''
   Fail: (200) [system] ($)='\''
   Call: (200) [system] ($)='`'
   Fail: (200) [system] ($)='`'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55fbb4538270), $, _1173052)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1208562)
   Call: (202) [system] peek_char((0x55fbb4538270), _1209496)
   Exit: (202) [system] peek_char((0x55fbb4538270), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_1214216, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_1215148, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55fbb4538270), r)
   Exit: (202) [system] get_char((0x55fbb4538270), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1222498)
   Call: (203) [system] peek_char((0x55fbb4538270), _1223432)
   Exit: (203) [system] peek_char((0x55fbb4538270), b)
^  Call: (203) [user] is_delimiter(b)
   Call: (204) [system] char_type(b, space)
   Fail: (204) [system] char_type(b, space)
   Call: (204) [system] arg(_1228152, v('(', ')', end_of_file), b)
   Fail: (204) [system] arg(_1229084, v('(', ')', end_of_file), b)
^  Fail: (203) [user] is_delimiter(b)
   Call: (203) [system] ')'==b
   Fail: (203) [system] ')'==b
   Call: (203) [system] get_char((0x55fbb4538270), b)
   Exit: (203) [system] get_char((0x55fbb4538270), b)
   Call: (203) [system] b=(\)
   Fail: (203) [system] b=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1236434)
   Call: (204) [system] peek_char((0x55fbb4538270), _1237368)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (204) [user] is_delimiter(' ')
   Call: (205) [system] char_type(' ', space)
   Exit: (205) [system] char_type(' ', space)
^  Exit: (204) [user] is_delimiter(' ')
   Call: (204) [system] _1236434=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (203) [system] _1222498=[b]
   Exit: (203) [system] [b]=[b]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (202) [system] _1208562=[r, b]
   Exit: (202) [system] [r, b]=[r, b]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, b])
^  Call: (201) [user] classify_and_convert_charseq([$, r, b], _1173052)
^  Call: (202) [user] classify_and_convert_charseq_([$, r, b], _1252240)
   Call: (203) [system] atom_chars(_1253172, ['_', r, b])
   Exit: (203) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (202) [user] classify_and_convert_charseq_([$, r, b], _rb)
   Call: (202) [system] integer(_rb)
   Fail: (202) [system] integer(_rb)
   Call: (202) [system] _1173052=_rb
   Exit: (202) [system] _rb=_rb
^  Exit: (201) [user] classify_and_convert_charseq([$, r, b], _rb)
^  Exit: (200) [user] read_symbolic(')', (0x55fbb4538270), $, _rb)
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), _rb)
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _1262464)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1264322)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _1273916)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1276620)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1293554)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _1299124)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1300982)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _1316992)
   Exit: (201) [system] get_char((0x55fbb4538270), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _1299124)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1334634)
   Call: (203) [system] peek_char((0x55fbb4538270), _1335568)
   Exit: (203) [system] peek_char((0x55fbb4538270), k)
^  Call: (203) [user] is_delimiter(k)
   Call: (204) [system] char_type(k, space)
   Fail: (204) [system] char_type(k, space)
   Call: (204) [system] arg(_1340288, v('(', ')', end_of_file), k)
   Fail: (204) [system] arg(_1341220, v('(', ')', end_of_file), k)
^  Fail: (203) [user] is_delimiter(k)
   Call: (203) [system] ')'==k
   Fail: (203) [system] ')'==k
   Call: (203) [system] get_char((0x55fbb4538270), k)
   Exit: (203) [system] get_char((0x55fbb4538270), k)
   Call: (203) [system] k=(\)
   Fail: (203) [system] k=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1348570)
   Call: (204) [system] peek_char((0x55fbb4538270), _1349504)
   Exit: (204) [system] peek_char((0x55fbb4538270), ')')
^  Call: (204) [user] is_delimiter(')')
   Call: (205) [system] char_type(')', space)
   Fail: (205) [system] char_type(')', space)
   Call: (205) [system] arg(_1354224, v('(', ')', end_of_file), ')')
   Exit: (205) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (204) [user] is_delimiter(')')
   Call: (204) [system] _1348570=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (203) [system] _1334634=[k]
   Exit: (203) [system] [k]=[k]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
^  Call: (202) [user] classify_and_convert_charseq([$, k], _1299124)
^  Call: (203) [user] classify_and_convert_charseq_([$, k], _1363454)
   Call: (204) [system] atom_chars(_1364386, ['_', k])
   Exit: (204) [system] atom_chars('_k', ['_', k])
^  Exit: (203) [user] classify_and_convert_charseq_([$, k], _k)
   Call: (203) [system] integer(_k)
   Fail: (203) [system] integer(_k)
   Call: (203) [system] _1299124=_k
   Exit: (203) [system] _k=_k
^  Exit: (202) [user] classify_and_convert_charseq([$, k], _k)
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _k)
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), _k)
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _1373678)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1375536)
   Exit: (202) [system] peek_char((0x55fbb4538270), ')')
   Call: (202) [system] ')'=(;)
   Fail: (202) [system] ')'=(;)
   Call: (202) [system] ')'=(/)
   Fail: (202) [system] ')'=(/)
^  Call: (202) [user] is_like_space(')')
   Call: (203) [system] char_type(')', 'white')
   Fail: (203) [system] char_type(')', 'white')
   Call: (203) [system] char_type(')', end_of_line)
   Fail: (203) [system] char_type(')', end_of_line)
   Call: (203) [system] char_type(')', space)
   Fail: (203) [system] char_type(')', space)
   Call: (203) [system] char_type(')', cntrl)
   Fail: (203) [system] char_type(')', cntrl)
^  Fail: (202) [user] is_like_space(')')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1391546)
   Exit: (201) [system] peek_char((0x55fbb4538270), ')')
   Call: (201) [system] ')'=')'
   Exit: (201) [system] ')'=')'
   Call: (201) [system] get_char((0x55fbb4538270), _1395336)
   Exit: (201) [system] get_char((0x55fbb4538270), ')')
   Call: (201) [system] _1373678=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [])
   Call: (200) [system] _1262464=[_k]
   Exit: (200) [system] [_k]=[_k]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [_k])
   Call: (199) [system] _1136392=[_rb, _k]
   Exit: (199) [system] [_rb, _k]=[_rb, _k]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [_rb, _k])
   Call: (198) [system] _1010320=[_kb, _rb, _k]
   Exit: (198) [system] [_kb, _rb, _k]=[_kb, _rb, _k]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [_kb, _rb, _k])
   Call: (197) [system] _412978=[[:, _proof1, _premise1], _kb, _rb, _k]
   Exit: (197) [system] [[:, _proof1, _premise1], _kb, _rb, _k]=[[:, _proof1, _premise1], _kb, _rb, _k]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [[:, _proof1, _premise1], _kb, _rb, _k])
   Call: (196) [system] _158582=[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]
   Exit: (196) [system] [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]=[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [synthesize, [:, _proof1, _premise1], _kb, _rb, _k])
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), [synthesize, [:, _proof1, _premise1], _kb, _rb, _k])
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _1414806)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1416664)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
   Call: (196) [system] ')'=(;)
   Fail: (196) [system] ')'=(;)
   Call: (196) [system] ')'=(/)
   Fail: (196) [system] ')'=(/)
^  Call: (196) [user] is_like_space(')')
   Call: (197) [system] char_type(')', 'white')
   Fail: (197) [system] char_type(')', 'white')
   Call: (197) [system] char_type(')', end_of_line)
   Fail: (197) [system] char_type(')', end_of_line)
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] char_type(')', cntrl)
   Fail: (197) [system] char_type(')', cntrl)
^  Fail: (196) [user] is_like_space(')')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1432674)
   Exit: (195) [system] peek_char((0x55fbb4538270), ')')
   Call: (195) [system] ')'=')'
   Exit: (195) [system] ')'=')'
   Call: (195) [system] get_char((0x55fbb4538270), _1436464)
   Exit: (195) [system] get_char((0x55fbb4538270), ')')
   Call: (195) [system] _1414806=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [])
   Call: (194) [system] _121922=[[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]
   Exit: (194) [system] [[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]=[[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
   Call: (193) [system] _3622=[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]
   Exit: (193) [system] [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]=[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
^  Exit: (191) [user] cont_sexpr(')', (0x55fbb4538270), [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _1447552)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1449410)
   Exit: (193) [system] peek_char((0x55fbb4538270), '\n')
   Call: (193) [system] '\n'=(;)
   Fail: (193) [system] '\n'=(;)
   Call: (193) [system] '\n'=(/)
   Fail: (193) [system] '\n'=(/)
^  Call: (193) [user] is_like_space('\n')
   Call: (194) [system] char_type('\n', 'white')
   Fail: (194) [system] char_type('\n', 'white')
   Call: (194) [system] char_type('\n', end_of_line)
   Exit: (194) [system] char_type('\n', end_of_line)
^  Exit: (193) [user] is_like_space('\n')
   Call: (193) [system] get_char((0x55fbb4538270), _1460860)
   Exit: (193) [system] get_char((0x55fbb4538270), '\n')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1463564)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
   Call: (194) [system] ' '=(/)
   Fail: (194) [system] ' '=(/)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55fbb4538270), _1473158)
   Exit: (194) [system] get_char((0x55fbb4538270), ' ')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1475862)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _1485456)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1488160)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _1497754)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1500458)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _1510052)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1512756)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _1522350)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1525054)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _1534648)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1537352)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _1546946)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1549650)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _1559244)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1561948)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _1571542)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1574246)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
   Call: (203) [system] ' '=(/)
   Fail: (203) [system] ' '=(/)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55fbb4538270), _1583840)
   Exit: (203) [system] get_char((0x55fbb4538270), ' ')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1586544)
   Exit: (204) [system] peek_char((0x55fbb4538270), '(')
   Call: (204) [system] '('=(;)
   Fail: (204) [system] '('=(;)
   Call: (204) [system] '('=(/)
   Fail: (204) [system] '('=(/)
^  Call: (204) [user] is_like_space('(')
   Call: (205) [system] char_type('(', 'white')
   Fail: (205) [system] char_type('(', 'white')
   Call: (205) [system] char_type('(', end_of_line)
   Fail: (205) [system] char_type('(', end_of_line)
   Call: (205) [system] char_type('(', space)
   Fail: (205) [system] char_type('(', space)
   Call: (205) [system] char_type('(', cntrl)
   Fail: (205) [system] char_type('(', cntrl)
^  Fail: (204) [user] is_like_space('(')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1612718)
   Exit: (192) [system] peek_char((0x55fbb4538270), '(')
   Call: (192) [system] '('=')'
   Fail: (192) [system] '('=')'
   Call: (192) [system] '('=end_of_file
   Fail: (192) [system] '('=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _1618288)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1620146)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
   Call: (194) [system] '('=(/)
   Fail: (194) [system] '('=(/)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _1636156)
   Exit: (193) [system] get_char((0x55fbb4538270), '(')
   Call: (193) [system] '('='('
   Exit: (193) [system] '('='('
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _1618288)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1641726)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
   Call: (195) [system] '('=(/)
   Fail: (195) [system] '('=(/)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1657736)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=')'
   Fail: (194) [system] '('=')'
   Call: (194) [system] '('=end_of_file
   Fail: (194) [system] '('=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _1663306)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1665164)
   Exit: (196) [system] peek_char((0x55fbb4538270), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
   Call: (196) [system] '('=(/)
   Fail: (196) [system] '('=(/)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _1681174)
   Exit: (195) [system] get_char((0x55fbb4538270), '(')
   Call: (195) [system] '('='('
   Exit: (195) [system] '('='('
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _1663306)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1686744)
   Exit: (197) [system] peek_char((0x55fbb4538270), :)
   Call: (197) [system] (:)=(;)
   Fail: (197) [system] (:)=(;)
   Call: (197) [system] (:)=(/)
   Fail: (197) [system] (:)=(/)
^  Call: (197) [user] is_like_space(:)
   Call: (198) [system] char_type(:, 'white')
   Fail: (198) [system] char_type(:, 'white')
   Call: (198) [system] char_type(:, end_of_line)
   Fail: (198) [system] char_type(:, end_of_line)
   Call: (198) [system] char_type(:, space)
   Fail: (198) [system] char_type(:, space)
   Call: (198) [system] char_type(:, cntrl)
   Fail: (198) [system] char_type(:, cntrl)
^  Fail: (197) [user] is_like_space(:)
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1702754)
   Exit: (196) [system] peek_char((0x55fbb4538270), :)
   Call: (196) [system] (:)=')'
   Fail: (196) [system] (:)=')'
   Call: (196) [system] (:)=end_of_file
   Fail: (196) [system] (:)=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55fbb4538270), _1708324)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1710182)
   Exit: (198) [system] peek_char((0x55fbb4538270), :)
   Call: (198) [system] (:)=(;)
   Fail: (198) [system] (:)=(;)
   Call: (198) [system] (:)=(/)
   Fail: (198) [system] (:)=(/)
^  Call: (198) [user] is_like_space(:)
   Call: (199) [system] char_type(:, 'white')
   Fail: (199) [system] char_type(:, 'white')
   Call: (199) [system] char_type(:, end_of_line)
   Fail: (199) [system] char_type(:, end_of_line)
   Call: (199) [system] char_type(:, space)
   Fail: (199) [system] char_type(:, space)
   Call: (199) [system] char_type(:, cntrl)
   Fail: (199) [system] char_type(:, cntrl)
^  Fail: (198) [user] is_like_space(:)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] get_char((0x55fbb4538270), _1726192)
   Exit: (197) [system] get_char((0x55fbb4538270), :)
   Call: (197) [system] (:)='('
   Fail: (197) [system] (:)='('
   Call: (197) [system] (:)='['
   Fail: (197) [system] (:)='['
   Call: (197) [system] (:)='{'
   Fail: (197) [system] (:)='{'
   Call: (197) [system] (:)='"'
   Fail: (197) [system] (:)='"'
   Call: (197) [system] (:)=!
   Fail: (197) [system] (:)=!
   Call: (197) [system] (:)='\''
   Fail: (197) [system] (:)='\''
   Call: (197) [system] (:)='`'
   Fail: (197) [system] (:)='`'
   Call: (197) [system] (:)=end_of_file
   Fail: (197) [system] (:)=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55fbb4538270), :, _1708324)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _1743834)
   Call: (199) [system] peek_char((0x55fbb4538270), _1744768)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (199) [user] is_delimiter(' ')
   Call: (200) [system] char_type(' ', space)
   Exit: (200) [system] char_type(' ', space)
^  Exit: (199) [user] is_delimiter(' ')
   Call: (199) [system] _1743834=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (198) [user] classify_and_convert_charseq([:], _1708324)
^  Call: (199) [user] classify_and_convert_charseq_([:], _1754052)
^  Call: (201) [system] setup_call_cleanup('$notrace'(_1755004, _1755006), once(user:catch(read_from_chars([:], _1754052), _1754986, fail)), '$restore_trace'(_1755004, _1755006))
^  Call: (202) [system] sig_atomic(system:'$notrace'(_1755004, _1755006))
^  Exit: (201) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1754986, fail)), system:'$restore_trace'(3, -1))
   Call: (200) [system] atomic(:)
   Exit: (200) [system] atomic(:)
^  Exit: (199) [user] classify_and_convert_charseq_([:], :)
   Call: (199) [system] integer(:)
   Fail: (199) [system] integer(:)
   Call: (199) [system] _1708324=(:)
   Exit: (199) [system] (:)=(:)
^  Exit: (198) [user] classify_and_convert_charseq([:], :)
^  Exit: (197) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (196) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _1767132)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1768990)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _1778584)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1781288)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
   Call: (199) [system] ($)=(/)
   Fail: (199) [system] ($)=(/)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1798222)
   Exit: (197) [system] peek_char((0x55fbb4538270), $)
   Call: (197) [system] ($)=')'
   Fail: (197) [system] ($)=')'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _1803792)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1805650)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
   Call: (199) [system] ($)=(/)
   Fail: (199) [system] ($)=(/)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _1821660)
   Exit: (198) [system] get_char((0x55fbb4538270), $)
   Call: (198) [system] ($)='('
   Fail: (198) [system] ($)='('
   Call: (198) [system] ($)='['
   Fail: (198) [system] ($)='['
   Call: (198) [system] ($)='{'
   Fail: (198) [system] ($)='{'
   Call: (198) [system] ($)='"'
   Fail: (198) [system] ($)='"'
   Call: (198) [system] ($)=!
   Fail: (198) [system] ($)=!
   Call: (198) [system] ($)='\''
   Fail: (198) [system] ($)='\''
   Call: (198) [system] ($)='`'
   Fail: (198) [system] ($)='`'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55fbb4538270), $, _1803792)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _1839302)
   Call: (200) [system] peek_char((0x55fbb4538270), _1840236)
   Exit: (200) [system] peek_char((0x55fbb4538270), p)
^  Call: (200) [user] is_delimiter(p)
   Call: (201) [system] char_type(p, space)
   Fail: (201) [system] char_type(p, space)
   Call: (201) [system] arg(_1844956, v('(', ')', end_of_file), p)
   Fail: (201) [system] arg(_1845888, v('(', ')', end_of_file), p)
^  Fail: (200) [user] is_delimiter(p)
   Call: (200) [system] ')'==p
   Fail: (200) [system] ')'==p
   Call: (200) [system] get_char((0x55fbb4538270), p)
   Exit: (200) [system] get_char((0x55fbb4538270), p)
   Call: (200) [system] p=(\)
   Fail: (200) [system] p=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _1853238)
   Call: (201) [system] peek_char((0x55fbb4538270), _1854172)
   Exit: (201) [system] peek_char((0x55fbb4538270), r)
^  Call: (201) [user] is_delimiter(r)
   Call: (202) [system] char_type(r, space)
   Fail: (202) [system] char_type(r, space)
   Call: (202) [system] arg(_1858892, v('(', ')', end_of_file), r)
   Fail: (202) [system] arg(_1859824, v('(', ')', end_of_file), r)
^  Fail: (201) [user] is_delimiter(r)
   Call: (201) [system] ')'==r
   Fail: (201) [system] ')'==r
   Call: (201) [system] get_char((0x55fbb4538270), r)
   Exit: (201) [system] get_char((0x55fbb4538270), r)
   Call: (201) [system] r=(\)
   Fail: (201) [system] r=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1867174)
   Call: (202) [system] peek_char((0x55fbb4538270), _1868108)
   Exit: (202) [system] peek_char((0x55fbb4538270), o)
^  Call: (202) [user] is_delimiter(o)
   Call: (203) [system] char_type(o, space)
   Fail: (203) [system] char_type(o, space)
   Call: (203) [system] arg(_1872828, v('(', ')', end_of_file), o)
   Fail: (203) [system] arg(_1873760, v('(', ')', end_of_file), o)
^  Fail: (202) [user] is_delimiter(o)
   Call: (202) [system] ')'==o
   Fail: (202) [system] ')'==o
   Call: (202) [system] get_char((0x55fbb4538270), o)
   Exit: (202) [system] get_char((0x55fbb4538270), o)
   Call: (202) [system] o=(\)
   Fail: (202) [system] o=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1881110)
   Call: (203) [system] peek_char((0x55fbb4538270), _1882044)
   Exit: (203) [system] peek_char((0x55fbb4538270), o)
^  Call: (203) [user] is_delimiter(o)
   Call: (204) [system] char_type(o, space)
   Fail: (204) [system] char_type(o, space)
   Call: (204) [system] arg(_1886764, v('(', ')', end_of_file), o)
   Fail: (204) [system] arg(_1887696, v('(', ')', end_of_file), o)
^  Fail: (203) [user] is_delimiter(o)
   Call: (203) [system] ')'==o
   Fail: (203) [system] ')'==o
   Call: (203) [system] get_char((0x55fbb4538270), o)
   Exit: (203) [system] get_char((0x55fbb4538270), o)
   Call: (203) [system] o=(\)
   Fail: (203) [system] o=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1895046)
   Call: (204) [system] peek_char((0x55fbb4538270), _1895980)
   Exit: (204) [system] peek_char((0x55fbb4538270), f)
^  Call: (204) [user] is_delimiter(f)
   Call: (205) [system] char_type(f, space)
   Fail: (205) [system] char_type(f, space)
   Call: (205) [system] arg(_1900700, v('(', ')', end_of_file), f)
   Fail: (205) [system] arg(_1901632, v('(', ')', end_of_file), f)
^  Fail: (204) [user] is_delimiter(f)
   Call: (204) [system] ')'==f
   Fail: (204) [system] ')'==f
   Call: (204) [system] get_char((0x55fbb4538270), f)
   Exit: (204) [system] get_char((0x55fbb4538270), f)
   Call: (204) [system] f=(\)
   Fail: (204) [system] f=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1908982)
   Call: (205) [system] peek_char((0x55fbb4538270), _1909916)
   Exit: (205) [system] peek_char((0x55fbb4538270), '2')
^  Call: (205) [user] is_delimiter('2')
   Call: (206) [system] char_type('2', space)
   Fail: (206) [system] char_type('2', space)
   Call: (206) [system] arg(_1914636, v('(', ')', end_of_file), '2')
   Fail: (206) [system] arg(_1915568, v('(', ')', end_of_file), '2')
^  Fail: (205) [user] is_delimiter('2')
   Call: (205) [system] ')'=='2'
   Fail: (205) [system] ')'=='2'
   Call: (205) [system] get_char((0x55fbb4538270), '2')
   Exit: (205) [system] get_char((0x55fbb4538270), '2')
   Call: (205) [system] '2'=(\)
   Fail: (205) [system] '2'=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1922918)
   Call: (206) [system] peek_char((0x55fbb4538270), _1923852)
   Exit: (206) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (206) [user] is_delimiter(' ')
   Call: (207) [system] char_type(' ', space)
   Exit: (207) [system] char_type(' ', space)
^  Exit: (206) [user] is_delimiter(' ')
   Call: (206) [system] _1922918=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (205) [system] _1908982=['2']
   Exit: (205) [system] ['2']=['2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), ['2'])
   Call: (204) [system] _1895046=[f, '2']
   Exit: (204) [system] [f, '2']=[f, '2']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [f, '2'])
   Call: (203) [system] _1881110=[o, f, '2']
   Exit: (203) [system] [o, f, '2']=[o, f, '2']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, f, '2'])
   Call: (202) [system] _1867174=[o, o, f, '2']
   Exit: (202) [system] [o, o, f, '2']=[o, o, f, '2']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, o, f, '2'])
   Call: (201) [system] _1853238=[r, o, o, f, '2']
   Exit: (201) [system] [r, o, o, f, '2']=[r, o, o, f, '2']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, o, f, '2'])
   Call: (200) [system] _1839302=[p, r, o, o, f, '2']
   Exit: (200) [system] [p, r, o, o, f, '2']=[p, r, o, o, f, '2']
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, o, o, f, '2'])
^  Call: (199) [user] classify_and_convert_charseq([$, p, r, o, o, f, '2'], _1803792)
^  Call: (200) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '2'], _1949900)
   Call: (201) [system] atom_chars(_1950832, ['_', p, r, o, o, f, '2'])
   Exit: (201) [system] atom_chars('_proof2', ['_', p, r, o, o, f, '2'])
^  Exit: (200) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '2'], _proof2)
   Call: (200) [system] integer(_proof2)
   Fail: (200) [system] integer(_proof2)
   Call: (200) [system] _1803792=_proof2
   Exit: (200) [system] _proof2=_proof2
^  Exit: (199) [user] classify_and_convert_charseq([$, p, r, o, o, f, '2'], _proof2)
^  Exit: (198) [user] read_symbolic(')', (0x55fbb4538270), $, _proof2)
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), _proof2)
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _1960124)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1961982)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _1971576)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1974280)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
   Call: (200) [system] ($)=(/)
   Fail: (200) [system] ($)=(/)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1991214)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=')'
   Fail: (198) [system] ($)=')'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _1996784)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1998642)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
   Call: (200) [system] ($)=(/)
   Fail: (200) [system] ($)=(/)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _2014652)
   Exit: (199) [system] get_char((0x55fbb4538270), $)
   Call: (199) [system] ($)='('
   Fail: (199) [system] ($)='('
   Call: (199) [system] ($)='['
   Fail: (199) [system] ($)='['
   Call: (199) [system] ($)='{'
   Fail: (199) [system] ($)='{'
   Call: (199) [system] ($)='"'
   Fail: (199) [system] ($)='"'
   Call: (199) [system] ($)=!
   Fail: (199) [system] ($)=!
   Call: (199) [system] ($)='\''
   Fail: (199) [system] ($)='\''
   Call: (199) [system] ($)='`'
   Fail: (199) [system] ($)='`'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55fbb4538270), $, _1996784)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _2032294)
   Call: (201) [system] peek_char((0x55fbb4538270), _2033228)
   Exit: (201) [system] peek_char((0x55fbb4538270), p)
^  Call: (201) [user] is_delimiter(p)
   Call: (202) [system] char_type(p, space)
   Fail: (202) [system] char_type(p, space)
   Call: (202) [system] arg(_2037948, v('(', ')', end_of_file), p)
   Fail: (202) [system] arg(_2038880, v('(', ')', end_of_file), p)
^  Fail: (201) [user] is_delimiter(p)
   Call: (201) [system] ')'==p
   Fail: (201) [system] ')'==p
   Call: (201) [system] get_char((0x55fbb4538270), p)
   Exit: (201) [system] get_char((0x55fbb4538270), p)
   Call: (201) [system] p=(\)
   Fail: (201) [system] p=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _2046230)
   Call: (202) [system] peek_char((0x55fbb4538270), _2047164)
   Exit: (202) [system] peek_char((0x55fbb4538270), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_2051884, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_2052816, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55fbb4538270), r)
   Exit: (202) [system] get_char((0x55fbb4538270), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _2060166)
   Call: (203) [system] peek_char((0x55fbb4538270), _2061100)
   Exit: (203) [system] peek_char((0x55fbb4538270), e)
^  Call: (203) [user] is_delimiter(e)
   Call: (204) [system] char_type(e, space)
   Fail: (204) [system] char_type(e, space)
   Call: (204) [system] arg(_2065820, v('(', ')', end_of_file), e)
   Fail: (204) [system] arg(_2066752, v('(', ')', end_of_file), e)
^  Fail: (203) [user] is_delimiter(e)
   Call: (203) [system] ')'==e
   Fail: (203) [system] ')'==e
   Call: (203) [system] get_char((0x55fbb4538270), e)
   Exit: (203) [system] get_char((0x55fbb4538270), e)
   Call: (203) [system] e=(\)
   Fail: (203) [system] e=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _2074102)
   Call: (204) [system] peek_char((0x55fbb4538270), _2075036)
   Exit: (204) [system] peek_char((0x55fbb4538270), m)
^  Call: (204) [user] is_delimiter(m)
   Call: (205) [system] char_type(m, space)
   Fail: (205) [system] char_type(m, space)
   Call: (205) [system] arg(_2079756, v('(', ')', end_of_file), m)
   Fail: (205) [system] arg(_2080688, v('(', ')', end_of_file), m)
^  Fail: (204) [user] is_delimiter(m)
   Call: (204) [system] ')'==m
   Fail: (204) [system] ')'==m
   Call: (204) [system] get_char((0x55fbb4538270), m)
   Exit: (204) [system] get_char((0x55fbb4538270), m)
   Call: (204) [system] m=(\)
   Fail: (204) [system] m=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _2088038)
   Call: (205) [system] peek_char((0x55fbb4538270), _2088972)
   Exit: (205) [system] peek_char((0x55fbb4538270), i)
^  Call: (205) [user] is_delimiter(i)
   Call: (206) [system] char_type(i, space)
   Fail: (206) [system] char_type(i, space)
   Call: (206) [system] arg(_2093692, v('(', ')', end_of_file), i)
   Fail: (206) [system] arg(_2094624, v('(', ')', end_of_file), i)
^  Fail: (205) [user] is_delimiter(i)
   Call: (205) [system] ')'==i
   Fail: (205) [system] ')'==i
   Call: (205) [system] get_char((0x55fbb4538270), i)
   Exit: (205) [system] get_char((0x55fbb4538270), i)
   Call: (205) [system] i=(\)
   Fail: (205) [system] i=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _9006)
   Call: (206) [system] peek_char((0x55fbb4538270), _9940)
   Exit: (206) [system] peek_char((0x55fbb4538270), s)
^  Call: (206) [user] is_delimiter(s)
   Call: (207) [system] char_type(s, space)
   Fail: (207) [system] char_type(s, space)
   Call: (207) [system] arg(_14660, v('(', ')', end_of_file), s)
   Fail: (207) [system] arg(_15592, v('(', ')', end_of_file), s)
^  Fail: (206) [user] is_delimiter(s)
   Call: (206) [system] ')'==s
   Fail: (206) [system] ')'==s
   Call: (206) [system] get_char((0x55fbb4538270), s)
   Exit: (206) [system] get_char((0x55fbb4538270), s)
   Call: (206) [system] s=(\)
   Fail: (206) [system] s=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _22942)
   Call: (207) [system] peek_char((0x55fbb4538270), _23876)
   Exit: (207) [system] peek_char((0x55fbb4538270), e)
^  Call: (207) [user] is_delimiter(e)
   Call: (208) [system] char_type(e, space)
   Fail: (208) [system] char_type(e, space)
   Call: (208) [system] arg(_28596, v('(', ')', end_of_file), e)
   Fail: (208) [system] arg(_29528, v('(', ')', end_of_file), e)
^  Fail: (207) [user] is_delimiter(e)
   Call: (207) [system] ')'==e
   Fail: (207) [system] ')'==e
   Call: (207) [system] get_char((0x55fbb4538270), e)
   Exit: (207) [system] get_char((0x55fbb4538270), e)
   Call: (207) [system] e=(\)
   Fail: (207) [system] e=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _36878)
   Call: (208) [system] peek_char((0x55fbb4538270), _37812)
   Exit: (208) [system] peek_char((0x55fbb4538270), '2')
^  Call: (208) [user] is_delimiter('2')
   Call: (209) [system] char_type('2', space)
   Fail: (209) [system] char_type('2', space)
   Call: (209) [system] arg(_42532, v('(', ')', end_of_file), '2')
   Fail: (209) [system] arg(_43464, v('(', ')', end_of_file), '2')
^  Fail: (208) [user] is_delimiter('2')
   Call: (208) [system] ')'=='2'
   Fail: (208) [system] ')'=='2'
   Call: (208) [system] get_char((0x55fbb4538270), '2')
   Exit: (208) [system] get_char((0x55fbb4538270), '2')
   Call: (208) [system] '2'=(\)
   Fail: (208) [system] '2'=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _50814)
   Call: (209) [system] peek_char((0x55fbb4538270), _51748)
   Exit: (209) [system] peek_char((0x55fbb4538270), ')')
^  Call: (209) [user] is_delimiter(')')
   Call: (210) [system] char_type(')', space)
   Fail: (210) [system] char_type(')', space)
   Call: (210) [system] arg(_56468, v('(', ')', end_of_file), ')')
   Exit: (210) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (209) [user] is_delimiter(')')
   Call: (209) [system] _50814=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (208) [system] _36878=['2']
   Exit: (208) [system] ['2']=['2']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), ['2'])
   Call: (207) [system] _22942=[e, '2']
   Exit: (207) [system] [e, '2']=[e, '2']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, '2'])
   Call: (206) [system] _9006=[s, e, '2']
   Exit: (206) [system] [s, e, '2']=[s, e, '2']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e, '2'])
   Call: (205) [system] _3782=[i, s, e, '2']
   Exit: (205) [system] [i, s, e, '2']=[i, s, e, '2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, e, '2'])
   Call: (204) [system] _3778=[m, i, s, e, '2']
   Exit: (204) [system] [m, i, s, e, '2']=[m, i, s, e, '2']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, i, s, e, '2'])
   Call: (203) [system] _3774=[e, m, i, s, e, '2']
   Exit: (203) [system] [e, m, i, s, e, '2']=[e, m, i, s, e, '2']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, m, i, s, e, '2'])
   Call: (202) [system] _3770=[r, e, m, i, s, e, '2']
   Exit: (202) [system] [r, e, m, i, s, e, '2']=[r, e, m, i, s, e, '2']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, e, m, i, s, e, '2'])
   Call: (201) [system] _3766=[p, r, e, m, i, s, e, '2']
   Exit: (201) [system] [p, r, e, m, i, s, e, '2']=[p, r, e, m, i, s, e, '2']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, e, m, i, s, e, '2'])
^  Call: (200) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '2'], _3762)
^  Call: (201) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '2'], _85256)
   Call: (202) [system] atom_chars(_86188, ['_', p, r, e, m, i, s, e, '2'])
   Exit: (202) [system] atom_chars('_premise2', ['_', p, r, e, m, i, s, e, '2'])
^  Exit: (201) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '2'], _premise2)
   Call: (201) [system] integer(_premise2)
   Fail: (201) [system] integer(_premise2)
   Call: (201) [system] _3762=_premise2
   Exit: (201) [system] _premise2=_premise2
^  Exit: (200) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '2'], _premise2)
^  Exit: (199) [user] read_symbolic(')', (0x55fbb4538270), $, _premise2)
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), _premise2)
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _95480)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _97338)
   Exit: (200) [system] peek_char((0x55fbb4538270), ')')
   Call: (200) [system] ')'=(;)
   Fail: (200) [system] ')'=(;)
   Call: (200) [system] ')'=(/)
   Fail: (200) [system] ')'=(/)
^  Call: (200) [user] is_like_space(')')
   Call: (201) [system] char_type(')', 'white')
   Fail: (201) [system] char_type(')', 'white')
   Call: (201) [system] char_type(')', end_of_line)
   Fail: (201) [system] char_type(')', end_of_line)
   Call: (201) [system] char_type(')', space)
   Fail: (201) [system] char_type(')', space)
   Call: (201) [system] char_type(')', cntrl)
   Fail: (201) [system] char_type(')', cntrl)
^  Fail: (200) [user] is_like_space(')')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _113348)
   Exit: (199) [system] peek_char((0x55fbb4538270), ')')
   Call: (199) [system] ')'=')'
   Exit: (199) [system] ')'=')'
   Call: (199) [system] get_char((0x55fbb4538270), _117138)
   Exit: (199) [system] get_char((0x55fbb4538270), ')')
   Call: (199) [system] _95480=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [])
   Call: (198) [system] _3758=[_premise2]
   Exit: (198) [system] [_premise2]=[_premise2]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [_premise2])
   Call: (197) [system] _3748=[_proof2, _premise2]
   Exit: (197) [system] [_proof2, _premise2]=[_proof2, _premise2]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [_proof2, _premise2])
   Call: (196) [system] _3740=[:, _proof2, _premise2]
   Exit: (196) [system] [:, _proof2, _premise2]=[:, _proof2, _premise2]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [:, _proof2, _premise2])
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), [:, _proof2, _premise2])
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _131020)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _132878)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _142472)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _145176)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
   Call: (197) [system] '('=(/)
   Fail: (197) [system] '('=(/)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _162110)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=')'
   Fail: (195) [system] '('=')'
   Call: (195) [system] '('=end_of_file
   Fail: (195) [system] '('=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _167680)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _169538)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
   Call: (197) [system] '('=(/)
   Fail: (197) [system] '('=(/)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _185548)
   Exit: (196) [system] get_char((0x55fbb4538270), '(')
   Call: (196) [system] '('='('
   Exit: (196) [system] '('='('
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _167680)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _191118)
   Exit: (198) [system] peek_char((0x55fbb4538270), s)
   Call: (198) [system] s=(;)
   Fail: (198) [system] s=(;)
   Call: (198) [system] s=(/)
   Fail: (198) [system] s=(/)
^  Call: (198) [user] is_like_space(s)
   Call: (199) [system] char_type(s, 'white')
   Fail: (199) [system] char_type(s, 'white')
   Call: (199) [system] char_type(s, end_of_line)
   Fail: (199) [system] char_type(s, end_of_line)
   Call: (199) [system] char_type(s, space)
   Fail: (199) [system] char_type(s, space)
   Call: (199) [system] char_type(s, cntrl)
   Fail: (199) [system] char_type(s, cntrl)
^  Fail: (198) [user] is_like_space(s)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _207128)
   Exit: (197) [system] peek_char((0x55fbb4538270), s)
   Call: (197) [system] s=')'
   Fail: (197) [system] s=')'
   Call: (197) [system] s=end_of_file
   Fail: (197) [system] s=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _212698)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _214556)
   Exit: (199) [system] peek_char((0x55fbb4538270), s)
   Call: (199) [system] s=(;)
   Fail: (199) [system] s=(;)
   Call: (199) [system] s=(/)
   Fail: (199) [system] s=(/)
^  Call: (199) [user] is_like_space(s)
   Call: (200) [system] char_type(s, 'white')
   Fail: (200) [system] char_type(s, 'white')
   Call: (200) [system] char_type(s, end_of_line)
   Fail: (200) [system] char_type(s, end_of_line)
   Call: (200) [system] char_type(s, space)
   Fail: (200) [system] char_type(s, space)
   Call: (200) [system] char_type(s, cntrl)
   Fail: (200) [system] char_type(s, cntrl)
^  Fail: (199) [user] is_like_space(s)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _230566)
   Exit: (198) [system] get_char((0x55fbb4538270), s)
   Call: (198) [system] s='('
   Fail: (198) [system] s='('
   Call: (198) [system] s='['
   Fail: (198) [system] s='['
   Call: (198) [system] s='{'
   Fail: (198) [system] s='{'
   Call: (198) [system] s='"'
   Fail: (198) [system] s='"'
   Call: (198) [system] s=!
   Fail: (198) [system] s=!
   Call: (198) [system] s='\''
   Fail: (198) [system] s='\''
   Call: (198) [system] s='`'
   Fail: (198) [system] s='`'
   Call: (198) [system] s=end_of_file
   Fail: (198) [system] s=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55fbb4538270), s, _212698)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _248208)
   Call: (200) [system] peek_char((0x55fbb4538270), _249142)
   Exit: (200) [system] peek_char((0x55fbb4538270), y)
^  Call: (200) [user] is_delimiter(y)
   Call: (201) [system] char_type(y, space)
   Fail: (201) [system] char_type(y, space)
   Call: (201) [system] arg(_253862, v('(', ')', end_of_file), y)
   Fail: (201) [system] arg(_254794, v('(', ')', end_of_file), y)
^  Fail: (200) [user] is_delimiter(y)
   Call: (200) [system] ')'==y
   Fail: (200) [system] ')'==y
   Call: (200) [system] get_char((0x55fbb4538270), y)
   Exit: (200) [system] get_char((0x55fbb4538270), y)
   Call: (200) [system] y=(\)
   Fail: (200) [system] y=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _262144)
   Call: (201) [system] peek_char((0x55fbb4538270), _263078)
   Exit: (201) [system] peek_char((0x55fbb4538270), n)
^  Call: (201) [user] is_delimiter(n)
   Call: (202) [system] char_type(n, space)
   Fail: (202) [system] char_type(n, space)
   Call: (202) [system] arg(_267798, v('(', ')', end_of_file), n)
   Fail: (202) [system] arg(_268730, v('(', ')', end_of_file), n)
^  Fail: (201) [user] is_delimiter(n)
   Call: (201) [system] ')'==n
   Fail: (201) [system] ')'==n
   Call: (201) [system] get_char((0x55fbb4538270), n)
   Exit: (201) [system] get_char((0x55fbb4538270), n)
   Call: (201) [system] n=(\)
   Fail: (201) [system] n=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _276080)
   Call: (202) [system] peek_char((0x55fbb4538270), _277014)
   Exit: (202) [system] peek_char((0x55fbb4538270), t)
^  Call: (202) [user] is_delimiter(t)
   Call: (203) [system] char_type(t, space)
   Fail: (203) [system] char_type(t, space)
   Call: (203) [system] arg(_281734, v('(', ')', end_of_file), t)
   Fail: (203) [system] arg(_282666, v('(', ')', end_of_file), t)
^  Fail: (202) [user] is_delimiter(t)
   Call: (202) [system] ')'==t
   Fail: (202) [system] ')'==t
   Call: (202) [system] get_char((0x55fbb4538270), t)
   Exit: (202) [system] get_char((0x55fbb4538270), t)
   Call: (202) [system] t=(\)
   Fail: (202) [system] t=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _290016)
   Call: (203) [system] peek_char((0x55fbb4538270), _290950)
   Exit: (203) [system] peek_char((0x55fbb4538270), h)
^  Call: (203) [user] is_delimiter(h)
   Call: (204) [system] char_type(h, space)
   Fail: (204) [system] char_type(h, space)
   Call: (204) [system] arg(_295670, v('(', ')', end_of_file), h)
   Fail: (204) [system] arg(_296602, v('(', ')', end_of_file), h)
^  Fail: (203) [user] is_delimiter(h)
   Call: (203) [system] ')'==h
   Fail: (203) [system] ')'==h
   Call: (203) [system] get_char((0x55fbb4538270), h)
   Exit: (203) [system] get_char((0x55fbb4538270), h)
   Call: (203) [system] h=(\)
   Fail: (203) [system] h=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _303952)
   Call: (204) [system] peek_char((0x55fbb4538270), _304886)
   Exit: (204) [system] peek_char((0x55fbb4538270), e)
^  Call: (204) [user] is_delimiter(e)
   Call: (205) [system] char_type(e, space)
   Fail: (205) [system] char_type(e, space)
   Call: (205) [system] arg(_309606, v('(', ')', end_of_file), e)
   Fail: (205) [system] arg(_310538, v('(', ')', end_of_file), e)
^  Fail: (204) [user] is_delimiter(e)
   Call: (204) [system] ')'==e
   Fail: (204) [system] ')'==e
   Call: (204) [system] get_char((0x55fbb4538270), e)
   Exit: (204) [system] get_char((0x55fbb4538270), e)
   Call: (204) [system] e=(\)
   Fail: (204) [system] e=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _317888)
   Call: (205) [system] peek_char((0x55fbb4538270), _318822)
   Exit: (205) [system] peek_char((0x55fbb4538270), s)
^  Call: (205) [user] is_delimiter(s)
   Call: (206) [system] char_type(s, space)
   Fail: (206) [system] char_type(s, space)
   Call: (206) [system] arg(_323542, v('(', ')', end_of_file), s)
   Fail: (206) [system] arg(_324474, v('(', ')', end_of_file), s)
^  Fail: (205) [user] is_delimiter(s)
   Call: (205) [system] ')'==s
   Fail: (205) [system] ')'==s
   Call: (205) [system] get_char((0x55fbb4538270), s)
   Exit: (205) [system] get_char((0x55fbb4538270), s)
   Call: (205) [system] s=(\)
   Fail: (205) [system] s=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _331824)
   Call: (206) [system] peek_char((0x55fbb4538270), _332758)
   Exit: (206) [system] peek_char((0x55fbb4538270), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_337478, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_338410, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55fbb4538270), i)
   Exit: (206) [system] get_char((0x55fbb4538270), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _345760)
   Call: (207) [system] peek_char((0x55fbb4538270), _346694)
   Exit: (207) [system] peek_char((0x55fbb4538270), z)
^  Call: (207) [user] is_delimiter(z)
   Call: (208) [system] char_type(z, space)
   Fail: (208) [system] char_type(z, space)
   Call: (208) [system] arg(_351414, v('(', ')', end_of_file), z)
   Fail: (208) [system] arg(_352346, v('(', ')', end_of_file), z)
^  Fail: (207) [user] is_delimiter(z)
   Call: (207) [system] ')'==z
   Fail: (207) [system] ')'==z
   Call: (207) [system] get_char((0x55fbb4538270), z)
   Exit: (207) [system] get_char((0x55fbb4538270), z)
   Call: (207) [system] z=(\)
   Fail: (207) [system] z=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _359696)
   Call: (208) [system] peek_char((0x55fbb4538270), _360630)
   Exit: (208) [system] peek_char((0x55fbb4538270), e)
^  Call: (208) [user] is_delimiter(e)
   Call: (209) [system] char_type(e, space)
   Fail: (209) [system] char_type(e, space)
   Call: (209) [system] arg(_365350, v('(', ')', end_of_file), e)
   Fail: (209) [system] arg(_366282, v('(', ')', end_of_file), e)
^  Fail: (208) [user] is_delimiter(e)
   Call: (208) [system] ')'==e
   Fail: (208) [system] ')'==e
   Call: (208) [system] get_char((0x55fbb4538270), e)
   Exit: (208) [system] get_char((0x55fbb4538270), e)
   Call: (208) [system] e=(\)
   Fail: (208) [system] e=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _373632)
   Call: (209) [system] peek_char((0x55fbb4538270), _374566)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _373632=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (208) [system] _359696=[e]
   Exit: (208) [system] [e]=[e]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (207) [system] _345760=[z, e]
   Exit: (207) [system] [z, e]=[z, e]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [z, e])
   Call: (206) [system] _331824=[i, z, e]
   Exit: (206) [system] [i, z, e]=[i, z, e]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, z, e])
   Call: (205) [system] _317888=[s, i, z, e]
   Exit: (205) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, i, z, e])
   Call: (204) [system] _303952=[e, s, i, z, e]
   Exit: (204) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, s, i, z, e])
   Call: (203) [system] _290016=[h, e, s, i, z, e]
   Exit: (203) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [h, e, s, i, z, e])
   Call: (202) [system] _276080=[t, h, e, s, i, z, e]
   Exit: (202) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, h, e, s, i, z, e])
   Call: (201) [system] _262144=[n, t, h, e, s, i, z, e]
   Exit: (201) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, h, e, s, i, z, e])
   Call: (200) [system] _248208=[y, n, t, h, e, s, i, z, e]
   Exit: (200) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [y, n, t, h, e, s, i, z, e])
^  Call: (199) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], _212698)
^  Call: (200) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], _408996)
^  Call: (202) [system] setup_call_cleanup('$notrace'(_409948, _409950), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _408996), _409930, fail)), '$restore_trace'(_409948, _409950))
^  Call: (203) [system] sig_atomic(system:'$notrace'(_409948, _409950))
^  Exit: (202) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _409930, fail)), system:'$restore_trace'(3, -1))
   Call: (201) [system] atomic(synthesize)
   Exit: (201) [system] atomic(synthesize)
^  Exit: (200) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], synthesize)
   Call: (200) [system] integer(synthesize)
   Fail: (200) [system] integer(synthesize)
   Call: (200) [system] _212698=synthesize
   Exit: (200) [system] synthesize=synthesize
^  Exit: (199) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (198) [user] read_symbolic(')', (0x55fbb4538270), s, synthesize)
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), synthesize)
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _422076)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _423934)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _433528)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _436232)
   Exit: (200) [system] peek_char((0x55fbb4538270), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
   Call: (200) [system] '('=(/)
   Fail: (200) [system] '('=(/)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _453166)
   Exit: (198) [system] peek_char((0x55fbb4538270), '(')
   Call: (198) [system] '('=')'
   Fail: (198) [system] '('=')'
   Call: (198) [system] '('=end_of_file
   Fail: (198) [system] '('=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _458736)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _460594)
   Exit: (200) [system] peek_char((0x55fbb4538270), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
   Call: (200) [system] '('=(/)
   Fail: (200) [system] '('=(/)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _476604)
   Exit: (199) [system] get_char((0x55fbb4538270), '(')
   Call: (199) [system] '('='('
   Exit: (199) [system] '('='('
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _458736)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _482174)
   Exit: (201) [system] peek_char((0x55fbb4538270), :)
   Call: (201) [system] (:)=(;)
   Fail: (201) [system] (:)=(;)
   Call: (201) [system] (:)=(/)
   Fail: (201) [system] (:)=(/)
^  Call: (201) [user] is_like_space(:)
   Call: (202) [system] char_type(:, 'white')
   Fail: (202) [system] char_type(:, 'white')
   Call: (202) [system] char_type(:, end_of_line)
   Fail: (202) [system] char_type(:, end_of_line)
   Call: (202) [system] char_type(:, space)
   Fail: (202) [system] char_type(:, space)
   Call: (202) [system] char_type(:, cntrl)
   Fail: (202) [system] char_type(:, cntrl)
^  Fail: (201) [user] is_like_space(:)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _498184)
   Exit: (200) [system] peek_char((0x55fbb4538270), :)
   Call: (200) [system] (:)=')'
   Fail: (200) [system] (:)=')'
   Call: (200) [system] (:)=end_of_file
   Fail: (200) [system] (:)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _503754)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _505612)
   Exit: (202) [system] peek_char((0x55fbb4538270), :)
   Call: (202) [system] (:)=(;)
   Fail: (202) [system] (:)=(;)
   Call: (202) [system] (:)=(/)
   Fail: (202) [system] (:)=(/)
^  Call: (202) [user] is_like_space(:)
   Call: (203) [system] char_type(:, 'white')
   Fail: (203) [system] char_type(:, 'white')
   Call: (203) [system] char_type(:, end_of_line)
   Fail: (203) [system] char_type(:, end_of_line)
   Call: (203) [system] char_type(:, space)
   Fail: (203) [system] char_type(:, space)
   Call: (203) [system] char_type(:, cntrl)
   Fail: (203) [system] char_type(:, cntrl)
^  Fail: (202) [user] is_like_space(:)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _521622)
   Exit: (201) [system] get_char((0x55fbb4538270), :)
   Call: (201) [system] (:)='('
   Fail: (201) [system] (:)='('
   Call: (201) [system] (:)='['
   Fail: (201) [system] (:)='['
   Call: (201) [system] (:)='{'
   Fail: (201) [system] (:)='{'
   Call: (201) [system] (:)='"'
   Fail: (201) [system] (:)='"'
   Call: (201) [system] (:)=!
   Fail: (201) [system] (:)=!
   Call: (201) [system] (:)='\''
   Fail: (201) [system] (:)='\''
   Call: (201) [system] (:)='`'
   Fail: (201) [system] (:)='`'
   Call: (201) [system] (:)=end_of_file
   Fail: (201) [system] (:)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), :, _503754)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _539264)
   Call: (203) [system] peek_char((0x55fbb4538270), _540198)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (203) [user] is_delimiter(' ')
   Call: (204) [system] char_type(' ', space)
   Exit: (204) [system] char_type(' ', space)
^  Exit: (203) [user] is_delimiter(' ')
   Call: (203) [system] _539264=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (202) [user] classify_and_convert_charseq([:], _503754)
^  Call: (203) [user] classify_and_convert_charseq_([:], _549482)
^  Call: (205) [system] setup_call_cleanup('$notrace'(_550434, _550436), once(user:catch(read_from_chars([:], _549482), _550416, fail)), '$restore_trace'(_550434, _550436))
^  Call: (206) [system] sig_atomic(system:'$notrace'(_550434, _550436))
^  Exit: (205) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _550416, fail)), system:'$restore_trace'(3, -1))
   Call: (204) [system] atomic(:)
   Exit: (204) [system] atomic(:)
^  Exit: (203) [user] classify_and_convert_charseq_([:], :)
   Call: (203) [system] integer(:)
   Fail: (203) [system] integer(:)
   Call: (203) [system] _503754=(:)
   Exit: (203) [system] (:)=(:)
^  Exit: (202) [user] classify_and_convert_charseq([:], :)
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _562562)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _564420)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _574014)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _576718)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _593652)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _599222)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _601080)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _617090)
   Exit: (202) [system] get_char((0x55fbb4538270), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _599222)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _634732)
   Call: (204) [system] peek_char((0x55fbb4538270), _635666)
   Exit: (204) [system] peek_char((0x55fbb4538270), p)
^  Call: (204) [user] is_delimiter(p)
   Call: (205) [system] char_type(p, space)
   Fail: (205) [system] char_type(p, space)
   Call: (205) [system] arg(_640386, v('(', ')', end_of_file), p)
   Fail: (205) [system] arg(_641318, v('(', ')', end_of_file), p)
^  Fail: (204) [user] is_delimiter(p)
   Call: (204) [system] ')'==p
   Fail: (204) [system] ')'==p
   Call: (204) [system] get_char((0x55fbb4538270), p)
   Exit: (204) [system] get_char((0x55fbb4538270), p)
   Call: (204) [system] p=(\)
   Fail: (204) [system] p=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _648668)
   Call: (205) [system] peek_char((0x55fbb4538270), _649602)
   Exit: (205) [system] peek_char((0x55fbb4538270), r)
^  Call: (205) [user] is_delimiter(r)
   Call: (206) [system] char_type(r, space)
   Fail: (206) [system] char_type(r, space)
   Call: (206) [system] arg(_654322, v('(', ')', end_of_file), r)
   Fail: (206) [system] arg(_655254, v('(', ')', end_of_file), r)
^  Fail: (205) [user] is_delimiter(r)
   Call: (205) [system] ')'==r
   Fail: (205) [system] ')'==r
   Call: (205) [system] get_char((0x55fbb4538270), r)
   Exit: (205) [system] get_char((0x55fbb4538270), r)
   Call: (205) [system] r=(\)
   Fail: (205) [system] r=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _662604)
   Call: (206) [system] peek_char((0x55fbb4538270), _663538)
   Exit: (206) [system] peek_char((0x55fbb4538270), o)
^  Call: (206) [user] is_delimiter(o)
   Call: (207) [system] char_type(o, space)
   Fail: (207) [system] char_type(o, space)
   Call: (207) [system] arg(_668258, v('(', ')', end_of_file), o)
   Fail: (207) [system] arg(_669190, v('(', ')', end_of_file), o)
^  Fail: (206) [user] is_delimiter(o)
   Call: (206) [system] ')'==o
   Fail: (206) [system] ')'==o
   Call: (206) [system] get_char((0x55fbb4538270), o)
   Exit: (206) [system] get_char((0x55fbb4538270), o)
   Call: (206) [system] o=(\)
   Fail: (206) [system] o=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _676540)
   Call: (207) [system] peek_char((0x55fbb4538270), _677474)
   Exit: (207) [system] peek_char((0x55fbb4538270), o)
^  Call: (207) [user] is_delimiter(o)
   Call: (208) [system] char_type(o, space)
   Fail: (208) [system] char_type(o, space)
   Call: (208) [system] arg(_682194, v('(', ')', end_of_file), o)
   Fail: (208) [system] arg(_683126, v('(', ')', end_of_file), o)
^  Fail: (207) [user] is_delimiter(o)
   Call: (207) [system] ')'==o
   Fail: (207) [system] ')'==o
   Call: (207) [system] get_char((0x55fbb4538270), o)
   Exit: (207) [system] get_char((0x55fbb4538270), o)
   Call: (207) [system] o=(\)
   Fail: (207) [system] o=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _690476)
   Call: (208) [system] peek_char((0x55fbb4538270), _691410)
   Exit: (208) [system] peek_char((0x55fbb4538270), f)
^  Call: (208) [user] is_delimiter(f)
   Call: (209) [system] char_type(f, space)
   Fail: (209) [system] char_type(f, space)
   Call: (209) [system] arg(_696130, v('(', ')', end_of_file), f)
   Fail: (209) [system] arg(_697062, v('(', ')', end_of_file), f)
^  Fail: (208) [user] is_delimiter(f)
   Call: (208) [system] ')'==f
   Fail: (208) [system] ')'==f
   Call: (208) [system] get_char((0x55fbb4538270), f)
   Exit: (208) [system] get_char((0x55fbb4538270), f)
   Call: (208) [system] f=(\)
   Fail: (208) [system] f=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _704412)
   Call: (209) [system] peek_char((0x55fbb4538270), _705346)
   Exit: (209) [system] peek_char((0x55fbb4538270), '2')
^  Call: (209) [user] is_delimiter('2')
   Call: (210) [system] char_type('2', space)
   Fail: (210) [system] char_type('2', space)
   Call: (210) [system] arg(_710066, v('(', ')', end_of_file), '2')
   Fail: (210) [system] arg(_710998, v('(', ')', end_of_file), '2')
^  Fail: (209) [user] is_delimiter('2')
   Call: (209) [system] ')'=='2'
   Fail: (209) [system] ')'=='2'
   Call: (209) [system] get_char((0x55fbb4538270), '2')
   Exit: (209) [system] get_char((0x55fbb4538270), '2')
   Call: (209) [system] '2'=(\)
   Fail: (209) [system] '2'=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _718348)
   Call: (210) [system] peek_char((0x55fbb4538270), _719282)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _718348=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (209) [system] _704412=['2']
   Exit: (209) [system] ['2']=['2']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), ['2'])
   Call: (208) [system] _690476=[f, '2']
   Exit: (208) [system] [f, '2']=[f, '2']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [f, '2'])
   Call: (207) [system] _676540=[o, f, '2']
   Exit: (207) [system] [o, f, '2']=[o, f, '2']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, f, '2'])
   Call: (206) [system] _662604=[o, o, f, '2']
   Exit: (206) [system] [o, o, f, '2']=[o, o, f, '2']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, o, f, '2'])
   Call: (205) [system] _648668=[r, o, o, f, '2']
   Exit: (205) [system] [r, o, o, f, '2']=[r, o, o, f, '2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, o, f, '2'])
   Call: (204) [system] _634732=[p, r, o, o, f, '2']
   Exit: (204) [system] [p, r, o, o, f, '2']=[p, r, o, o, f, '2']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, o, o, f, '2'])
^  Call: (203) [user] classify_and_convert_charseq([$, p, r, o, o, f, '2'], _599222)
^  Call: (204) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '2'], _745330)
   Call: (205) [system] atom_chars(_746262, ['_', p, r, o, o, f, '2'])
   Exit: (205) [system] atom_chars('_proof2', ['_', p, r, o, o, f, '2'])
^  Exit: (204) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '2'], _proof2)
   Call: (204) [system] integer(_proof2)
   Fail: (204) [system] integer(_proof2)
   Call: (204) [system] _599222=_proof2
   Exit: (204) [system] _proof2=_proof2
^  Exit: (203) [user] classify_and_convert_charseq([$, p, r, o, o, f, '2'], _proof2)
^  Exit: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _proof2)
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), _proof2)
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _755554)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _757412)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
   Call: (203) [system] ' '=(/)
   Fail: (203) [system] ' '=(/)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55fbb4538270), _767006)
   Exit: (203) [system] get_char((0x55fbb4538270), ' ')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _769710)
   Exit: (204) [system] peek_char((0x55fbb4538270), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
   Call: (204) [system] ($)=(/)
   Fail: (204) [system] ($)=(/)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _786644)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=')'
   Fail: (202) [system] ($)=')'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55fbb4538270), _792214)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _794072)
   Exit: (204) [system] peek_char((0x55fbb4538270), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
   Call: (204) [system] ($)=(/)
   Fail: (204) [system] ($)=(/)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] get_char((0x55fbb4538270), _810082)
   Exit: (203) [system] get_char((0x55fbb4538270), $)
   Call: (203) [system] ($)='('
   Fail: (203) [system] ($)='('
   Call: (203) [system] ($)='['
   Fail: (203) [system] ($)='['
   Call: (203) [system] ($)='{'
   Fail: (203) [system] ($)='{'
   Call: (203) [system] ($)='"'
   Fail: (203) [system] ($)='"'
   Call: (203) [system] ($)=!
   Fail: (203) [system] ($)=!
   Call: (203) [system] ($)='\''
   Fail: (203) [system] ($)='\''
   Call: (203) [system] ($)='`'
   Fail: (203) [system] ($)='`'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55fbb4538270), $, _792214)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _827724)
   Call: (205) [system] peek_char((0x55fbb4538270), _828658)
   Exit: (205) [system] peek_char((0x55fbb4538270), p)
^  Call: (205) [user] is_delimiter(p)
   Call: (206) [system] char_type(p, space)
   Fail: (206) [system] char_type(p, space)
   Call: (206) [system] arg(_833378, v('(', ')', end_of_file), p)
   Fail: (206) [system] arg(_834310, v('(', ')', end_of_file), p)
^  Fail: (205) [user] is_delimiter(p)
   Call: (205) [system] ')'==p
   Fail: (205) [system] ')'==p
   Call: (205) [system] get_char((0x55fbb4538270), p)
   Exit: (205) [system] get_char((0x55fbb4538270), p)
   Call: (205) [system] p=(\)
   Fail: (205) [system] p=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _841660)
   Call: (206) [system] peek_char((0x55fbb4538270), _842594)
   Exit: (206) [system] peek_char((0x55fbb4538270), r)
^  Call: (206) [user] is_delimiter(r)
   Call: (207) [system] char_type(r, space)
   Fail: (207) [system] char_type(r, space)
   Call: (207) [system] arg(_847314, v('(', ')', end_of_file), r)
   Fail: (207) [system] arg(_848246, v('(', ')', end_of_file), r)
^  Fail: (206) [user] is_delimiter(r)
   Call: (206) [system] ')'==r
   Fail: (206) [system] ')'==r
   Call: (206) [system] get_char((0x55fbb4538270), r)
   Exit: (206) [system] get_char((0x55fbb4538270), r)
   Call: (206) [system] r=(\)
   Fail: (206) [system] r=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _855596)
   Call: (207) [system] peek_char((0x55fbb4538270), _856530)
   Exit: (207) [system] peek_char((0x55fbb4538270), e)
^  Call: (207) [user] is_delimiter(e)
   Call: (208) [system] char_type(e, space)
   Fail: (208) [system] char_type(e, space)
   Call: (208) [system] arg(_861250, v('(', ')', end_of_file), e)
   Fail: (208) [system] arg(_862182, v('(', ')', end_of_file), e)
^  Fail: (207) [user] is_delimiter(e)
   Call: (207) [system] ')'==e
   Fail: (207) [system] ')'==e
   Call: (207) [system] get_char((0x55fbb4538270), e)
   Exit: (207) [system] get_char((0x55fbb4538270), e)
   Call: (207) [system] e=(\)
   Fail: (207) [system] e=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _869532)
   Call: (208) [system] peek_char((0x55fbb4538270), _870466)
   Exit: (208) [system] peek_char((0x55fbb4538270), m)
^  Call: (208) [user] is_delimiter(m)
   Call: (209) [system] char_type(m, space)
   Fail: (209) [system] char_type(m, space)
   Call: (209) [system] arg(_875186, v('(', ')', end_of_file), m)
   Fail: (209) [system] arg(_876118, v('(', ')', end_of_file), m)
^  Fail: (208) [user] is_delimiter(m)
   Call: (208) [system] ')'==m
   Fail: (208) [system] ')'==m
   Call: (208) [system] get_char((0x55fbb4538270), m)
   Exit: (208) [system] get_char((0x55fbb4538270), m)
   Call: (208) [system] m=(\)
   Fail: (208) [system] m=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _883468)
   Call: (209) [system] peek_char((0x55fbb4538270), _884402)
   Exit: (209) [system] peek_char((0x55fbb4538270), i)
^  Call: (209) [user] is_delimiter(i)
   Call: (210) [system] char_type(i, space)
   Fail: (210) [system] char_type(i, space)
   Call: (210) [system] arg(_889122, v('(', ')', end_of_file), i)
   Fail: (210) [system] arg(_890054, v('(', ')', end_of_file), i)
^  Fail: (209) [user] is_delimiter(i)
   Call: (209) [system] ')'==i
   Fail: (209) [system] ')'==i
   Call: (209) [system] get_char((0x55fbb4538270), i)
   Exit: (209) [system] get_char((0x55fbb4538270), i)
   Call: (209) [system] i=(\)
   Fail: (209) [system] i=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _897404)
   Call: (210) [system] peek_char((0x55fbb4538270), _898338)
   Exit: (210) [system] peek_char((0x55fbb4538270), s)
^  Call: (210) [user] is_delimiter(s)
   Call: (211) [system] char_type(s, space)
   Fail: (211) [system] char_type(s, space)
   Call: (211) [system] arg(_903058, v('(', ')', end_of_file), s)
   Fail: (211) [system] arg(_903990, v('(', ')', end_of_file), s)
^  Fail: (210) [user] is_delimiter(s)
   Call: (210) [system] ')'==s
   Fail: (210) [system] ')'==s
   Call: (210) [system] get_char((0x55fbb4538270), s)
   Exit: (210) [system] get_char((0x55fbb4538270), s)
   Call: (210) [system] s=(\)
   Fail: (210) [system] s=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _911340)
   Call: (211) [system] peek_char((0x55fbb4538270), _912274)
   Exit: (211) [system] peek_char((0x55fbb4538270), e)
^  Call: (211) [user] is_delimiter(e)
   Call: (212) [system] char_type(e, space)
   Fail: (212) [system] char_type(e, space)
   Call: (212) [system] arg(_916994, v('(', ')', end_of_file), e)
   Fail: (212) [system] arg(_917926, v('(', ')', end_of_file), e)
^  Fail: (211) [user] is_delimiter(e)
   Call: (211) [system] ')'==e
   Fail: (211) [system] ')'==e
   Call: (211) [system] get_char((0x55fbb4538270), e)
   Exit: (211) [system] get_char((0x55fbb4538270), e)
   Call: (211) [system] e=(\)
   Fail: (211) [system] e=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _925276)
   Call: (212) [system] peek_char((0x55fbb4538270), _926210)
   Exit: (212) [system] peek_char((0x55fbb4538270), '2')
^  Call: (212) [user] is_delimiter('2')
   Call: (213) [system] char_type('2', space)
   Fail: (213) [system] char_type('2', space)
   Call: (213) [system] arg(_930930, v('(', ')', end_of_file), '2')
   Fail: (213) [system] arg(_931862, v('(', ')', end_of_file), '2')
^  Fail: (212) [user] is_delimiter('2')
   Call: (212) [system] ')'=='2'
   Fail: (212) [system] ')'=='2'
   Call: (212) [system] get_char((0x55fbb4538270), '2')
   Exit: (212) [system] get_char((0x55fbb4538270), '2')
   Call: (212) [system] '2'=(\)
   Fail: (212) [system] '2'=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _939212)
   Call: (213) [system] peek_char((0x55fbb4538270), _940146)
   Exit: (213) [system] peek_char((0x55fbb4538270), ')')
^  Call: (213) [user] is_delimiter(')')
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] arg(_944866, v('(', ')', end_of_file), ')')
   Exit: (214) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (213) [user] is_delimiter(')')
   Call: (213) [system] _939212=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (212) [system] _925276=['2']
   Exit: (212) [system] ['2']=['2']
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), ['2'])
   Call: (211) [system] _911340=[e, '2']
   Exit: (211) [system] [e, '2']=[e, '2']
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, '2'])
   Call: (210) [system] _897404=[s, e, '2']
   Exit: (210) [system] [s, e, '2']=[s, e, '2']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e, '2'])
   Call: (209) [system] _883468=[i, s, e, '2']
   Exit: (209) [system] [i, s, e, '2']=[i, s, e, '2']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, e, '2'])
   Call: (208) [system] _869532=[m, i, s, e, '2']
   Exit: (208) [system] [m, i, s, e, '2']=[m, i, s, e, '2']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, i, s, e, '2'])
   Call: (207) [system] _855596=[e, m, i, s, e, '2']
   Exit: (207) [system] [e, m, i, s, e, '2']=[e, m, i, s, e, '2']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, m, i, s, e, '2'])
   Call: (206) [system] _841660=[r, e, m, i, s, e, '2']
   Exit: (206) [system] [r, e, m, i, s, e, '2']=[r, e, m, i, s, e, '2']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, e, m, i, s, e, '2'])
   Call: (205) [system] _827724=[p, r, e, m, i, s, e, '2']
   Exit: (205) [system] [p, r, e, m, i, s, e, '2']=[p, r, e, m, i, s, e, '2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, e, m, i, s, e, '2'])
^  Call: (204) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '2'], _792214)
^  Call: (205) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '2'], _973654)
   Call: (206) [system] atom_chars(_974586, ['_', p, r, e, m, i, s, e, '2'])
   Exit: (206) [system] atom_chars('_premise2', ['_', p, r, e, m, i, s, e, '2'])
^  Exit: (205) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '2'], _premise2)
   Call: (205) [system] integer(_premise2)
   Fail: (205) [system] integer(_premise2)
   Call: (205) [system] _792214=_premise2
   Exit: (205) [system] _premise2=_premise2
^  Exit: (204) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '2'], _premise2)
^  Exit: (203) [user] read_symbolic(')', (0x55fbb4538270), $, _premise2)
^  Exit: (202) [user] cont_sexpr(')', (0x55fbb4538270), _premise2)
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _983878)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _985736)
   Exit: (204) [system] peek_char((0x55fbb4538270), ')')
   Call: (204) [system] ')'=(;)
   Fail: (204) [system] ')'=(;)
   Call: (204) [system] ')'=(/)
   Fail: (204) [system] ')'=(/)
^  Call: (204) [user] is_like_space(')')
   Call: (205) [system] char_type(')', 'white')
   Fail: (205) [system] char_type(')', 'white')
   Call: (205) [system] char_type(')', end_of_line)
   Fail: (205) [system] char_type(')', end_of_line)
   Call: (205) [system] char_type(')', space)
   Fail: (205) [system] char_type(')', space)
   Call: (205) [system] char_type(')', cntrl)
   Fail: (205) [system] char_type(')', cntrl)
^  Fail: (204) [user] is_like_space(')')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1001746)
   Exit: (203) [system] peek_char((0x55fbb4538270), ')')
   Call: (203) [system] ')'=')'
   Exit: (203) [system] ')'=')'
   Call: (203) [system] get_char((0x55fbb4538270), _1005536)
   Exit: (203) [system] get_char((0x55fbb4538270), ')')
   Call: (203) [system] _983878=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), [])
   Call: (202) [system] _755554=[_premise2]
   Exit: (202) [system] [_premise2]=[_premise2]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [_premise2])
   Call: (201) [system] _562562=[_proof2, _premise2]
   Exit: (201) [system] [_proof2, _premise2]=[_proof2, _premise2]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [_proof2, _premise2])
   Call: (200) [system] _458736=[:, _proof2, _premise2]
   Exit: (200) [system] [:, _proof2, _premise2]=[:, _proof2, _premise2]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [:, _proof2, _premise2])
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), [:, _proof2, _premise2])
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _1019418)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1021276)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _1030870)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1033574)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
   Call: (201) [system] ($)=(/)
   Fail: (201) [system] ($)=(/)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1050508)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=')'
   Fail: (199) [system] ($)=')'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _1056078)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1057936)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
   Call: (201) [system] ($)=(/)
   Fail: (201) [system] ($)=(/)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _1073946)
   Exit: (200) [system] get_char((0x55fbb4538270), $)
   Call: (200) [system] ($)='('
   Fail: (200) [system] ($)='('
   Call: (200) [system] ($)='['
   Fail: (200) [system] ($)='['
   Call: (200) [system] ($)='{'
   Fail: (200) [system] ($)='{'
   Call: (200) [system] ($)='"'
   Fail: (200) [system] ($)='"'
   Call: (200) [system] ($)=!
   Fail: (200) [system] ($)=!
   Call: (200) [system] ($)='\''
   Fail: (200) [system] ($)='\''
   Call: (200) [system] ($)='`'
   Fail: (200) [system] ($)='`'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55fbb4538270), $, _1056078)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1091588)
   Call: (202) [system] peek_char((0x55fbb4538270), _1092522)
   Exit: (202) [system] peek_char((0x55fbb4538270), k)
^  Call: (202) [user] is_delimiter(k)
   Call: (203) [system] char_type(k, space)
   Fail: (203) [system] char_type(k, space)
   Call: (203) [system] arg(_1097242, v('(', ')', end_of_file), k)
   Fail: (203) [system] arg(_1098174, v('(', ')', end_of_file), k)
^  Fail: (202) [user] is_delimiter(k)
   Call: (202) [system] ')'==k
   Fail: (202) [system] ')'==k
   Call: (202) [system] get_char((0x55fbb4538270), k)
   Exit: (202) [system] get_char((0x55fbb4538270), k)
   Call: (202) [system] k=(\)
   Fail: (202) [system] k=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1105524)
   Call: (203) [system] peek_char((0x55fbb4538270), _1106458)
   Exit: (203) [system] peek_char((0x55fbb4538270), b)
^  Call: (203) [user] is_delimiter(b)
   Call: (204) [system] char_type(b, space)
   Fail: (204) [system] char_type(b, space)
   Call: (204) [system] arg(_1111178, v('(', ')', end_of_file), b)
   Fail: (204) [system] arg(_1112110, v('(', ')', end_of_file), b)
^  Fail: (203) [user] is_delimiter(b)
   Call: (203) [system] ')'==b
   Fail: (203) [system] ')'==b
   Call: (203) [system] get_char((0x55fbb4538270), b)
   Exit: (203) [system] get_char((0x55fbb4538270), b)
   Call: (203) [system] b=(\)
   Fail: (203) [system] b=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1119460)
   Call: (204) [system] peek_char((0x55fbb4538270), _1120394)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (204) [user] is_delimiter(' ')
   Call: (205) [system] char_type(' ', space)
   Exit: (205) [system] char_type(' ', space)
^  Exit: (204) [user] is_delimiter(' ')
   Call: (204) [system] _1119460=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (203) [system] _1105524=[b]
   Exit: (203) [system] [b]=[b]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (202) [system] _1091588=[k, b]
   Exit: (202) [system] [k, b]=[k, b]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [k, b])
^  Call: (201) [user] classify_and_convert_charseq([$, k, b], _1056078)
^  Call: (202) [user] classify_and_convert_charseq_([$, k, b], _1135266)
   Call: (203) [system] atom_chars(_1136198, ['_', k, b])
   Exit: (203) [system] atom_chars('_kb', ['_', k, b])
^  Exit: (202) [user] classify_and_convert_charseq_([$, k, b], _kb)
   Call: (202) [system] integer(_kb)
   Fail: (202) [system] integer(_kb)
   Call: (202) [system] _1056078=_kb
   Exit: (202) [system] _kb=_kb
^  Exit: (201) [user] classify_and_convert_charseq([$, k, b], _kb)
^  Exit: (200) [user] read_symbolic(')', (0x55fbb4538270), $, _kb)
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), _kb)
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _1145490)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1147348)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _1156942)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1159646)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1176580)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _1182150)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1184008)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _1200018)
   Exit: (201) [system] get_char((0x55fbb4538270), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _1182150)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1217660)
   Call: (203) [system] peek_char((0x55fbb4538270), _1218594)
   Exit: (203) [system] peek_char((0x55fbb4538270), r)
^  Call: (203) [user] is_delimiter(r)
   Call: (204) [system] char_type(r, space)
   Fail: (204) [system] char_type(r, space)
   Call: (204) [system] arg(_1223314, v('(', ')', end_of_file), r)
   Fail: (204) [system] arg(_1224246, v('(', ')', end_of_file), r)
^  Fail: (203) [user] is_delimiter(r)
   Call: (203) [system] ')'==r
   Fail: (203) [system] ')'==r
   Call: (203) [system] get_char((0x55fbb4538270), r)
   Exit: (203) [system] get_char((0x55fbb4538270), r)
   Call: (203) [system] r=(\)
   Fail: (203) [system] r=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1231596)
   Call: (204) [system] peek_char((0x55fbb4538270), _1232530)
   Exit: (204) [system] peek_char((0x55fbb4538270), b)
^  Call: (204) [user] is_delimiter(b)
   Call: (205) [system] char_type(b, space)
   Fail: (205) [system] char_type(b, space)
   Call: (205) [system] arg(_1237250, v('(', ')', end_of_file), b)
   Fail: (205) [system] arg(_1238182, v('(', ')', end_of_file), b)
^  Fail: (204) [user] is_delimiter(b)
   Call: (204) [system] ')'==b
   Fail: (204) [system] ')'==b
   Call: (204) [system] get_char((0x55fbb4538270), b)
   Exit: (204) [system] get_char((0x55fbb4538270), b)
   Call: (204) [system] b=(\)
   Fail: (204) [system] b=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1245532)
   Call: (205) [system] peek_char((0x55fbb4538270), _1246466)
   Exit: (205) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (205) [user] is_delimiter(' ')
   Call: (206) [system] char_type(' ', space)
   Exit: (206) [system] char_type(' ', space)
^  Exit: (205) [user] is_delimiter(' ')
   Call: (205) [system] _1245532=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (204) [system] _1231596=[b]
   Exit: (204) [system] [b]=[b]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (203) [system] _1217660=[r, b]
   Exit: (203) [system] [r, b]=[r, b]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, b])
^  Call: (202) [user] classify_and_convert_charseq([$, r, b], _1182150)
^  Call: (203) [user] classify_and_convert_charseq_([$, r, b], _1261338)
   Call: (204) [system] atom_chars(_1262270, ['_', r, b])
   Exit: (204) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (203) [user] classify_and_convert_charseq_([$, r, b], _rb)
   Call: (203) [system] integer(_rb)
   Fail: (203) [system] integer(_rb)
   Call: (203) [system] _1182150=_rb
   Exit: (203) [system] _rb=_rb
^  Exit: (202) [user] classify_and_convert_charseq([$, r, b], _rb)
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _rb)
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), _rb)
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _1271562)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1273420)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _1283014)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1285718)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1302652)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _1308222)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1310080)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _1326090)
   Exit: (202) [system] get_char((0x55fbb4538270), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _1308222)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1343732)
   Call: (204) [system] peek_char((0x55fbb4538270), _1344666)
   Exit: (204) [system] peek_char((0x55fbb4538270), k)
^  Call: (204) [user] is_delimiter(k)
   Call: (205) [system] char_type(k, space)
   Fail: (205) [system] char_type(k, space)
   Call: (205) [system] arg(_1349386, v('(', ')', end_of_file), k)
   Fail: (205) [system] arg(_1350318, v('(', ')', end_of_file), k)
^  Fail: (204) [user] is_delimiter(k)
   Call: (204) [system] ')'==k
   Fail: (204) [system] ')'==k
   Call: (204) [system] get_char((0x55fbb4538270), k)
   Exit: (204) [system] get_char((0x55fbb4538270), k)
   Call: (204) [system] k=(\)
   Fail: (204) [system] k=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1357668)
   Call: (205) [system] peek_char((0x55fbb4538270), _1358602)
   Exit: (205) [system] peek_char((0x55fbb4538270), ')')
^  Call: (205) [user] is_delimiter(')')
   Call: (206) [system] char_type(')', space)
   Fail: (206) [system] char_type(')', space)
   Call: (206) [system] arg(_1363322, v('(', ')', end_of_file), ')')
   Exit: (206) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (205) [user] is_delimiter(')')
   Call: (205) [system] _1357668=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (204) [system] _1343732=[k]
   Exit: (204) [system] [k]=[k]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
^  Call: (203) [user] classify_and_convert_charseq([$, k], _1308222)
^  Call: (204) [user] classify_and_convert_charseq_([$, k], _1372552)
   Call: (205) [system] atom_chars(_1373484, ['_', k])
   Exit: (205) [system] atom_chars('_k', ['_', k])
^  Exit: (204) [user] classify_and_convert_charseq_([$, k], _k)
   Call: (204) [system] integer(_k)
   Fail: (204) [system] integer(_k)
   Call: (204) [system] _1308222=_k
   Exit: (204) [system] _k=_k
^  Exit: (203) [user] classify_and_convert_charseq([$, k], _k)
^  Exit: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _k)
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), _k)
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _1382776)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1384634)
   Exit: (203) [system] peek_char((0x55fbb4538270), ')')
   Call: (203) [system] ')'=(;)
   Fail: (203) [system] ')'=(;)
   Call: (203) [system] ')'=(/)
   Fail: (203) [system] ')'=(/)
^  Call: (203) [user] is_like_space(')')
   Call: (204) [system] char_type(')', 'white')
   Fail: (204) [system] char_type(')', 'white')
   Call: (204) [system] char_type(')', end_of_line)
   Fail: (204) [system] char_type(')', end_of_line)
   Call: (204) [system] char_type(')', space)
   Fail: (204) [system] char_type(')', space)
   Call: (204) [system] char_type(')', cntrl)
   Fail: (204) [system] char_type(')', cntrl)
^  Fail: (203) [user] is_like_space(')')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1400644)
   Exit: (202) [system] peek_char((0x55fbb4538270), ')')
   Call: (202) [system] ')'=')'
   Exit: (202) [system] ')'=')'
   Call: (202) [system] get_char((0x55fbb4538270), _1404434)
   Exit: (202) [system] get_char((0x55fbb4538270), ')')
   Call: (202) [system] _1382776=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [])
   Call: (201) [system] _1271562=[_k]
   Exit: (201) [system] [_k]=[_k]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [_k])
   Call: (200) [system] _1145490=[_rb, _k]
   Exit: (200) [system] [_rb, _k]=[_rb, _k]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [_rb, _k])
   Call: (199) [system] _1019418=[_kb, _rb, _k]
   Exit: (199) [system] [_kb, _rb, _k]=[_kb, _rb, _k]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [_kb, _rb, _k])
   Call: (198) [system] _422076=[[:, _proof2, _premise2], _kb, _rb, _k]
   Exit: (198) [system] [[:, _proof2, _premise2], _kb, _rb, _k]=[[:, _proof2, _premise2], _kb, _rb, _k]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [[:, _proof2, _premise2], _kb, _rb, _k])
   Call: (197) [system] _167680=[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]
   Exit: (197) [system] [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]=[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [synthesize, [:, _proof2, _premise2], _kb, _rb, _k])
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), [synthesize, [:, _proof2, _premise2], _kb, _rb, _k])
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _1423904)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1425762)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
   Call: (197) [system] ')'=(/)
   Fail: (197) [system] ')'=(/)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1441772)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55fbb4538270), _1445562)
   Exit: (196) [system] get_char((0x55fbb4538270), ')')
   Call: (196) [system] _1423904=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [])
   Call: (195) [system] _131020=[[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]
   Exit: (195) [system] [[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]=[[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
   Call: (194) [system] _3734=[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]
   Exit: (194) [system] [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]=[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _1456650)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1458508)
   Exit: (194) [system] peek_char((0x55fbb4538270), '\n')
   Call: (194) [system] '\n'=(;)
   Fail: (194) [system] '\n'=(;)
   Call: (194) [system] '\n'=(/)
   Fail: (194) [system] '\n'=(/)
^  Call: (194) [user] is_like_space('\n')
   Call: (195) [system] char_type('\n', 'white')
   Fail: (195) [system] char_type('\n', 'white')
   Call: (195) [system] char_type('\n', end_of_line)
   Exit: (195) [system] char_type('\n', end_of_line)
^  Exit: (194) [user] is_like_space('\n')
   Call: (194) [system] get_char((0x55fbb4538270), _1469958)
   Exit: (194) [system] get_char((0x55fbb4538270), '\n')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1472662)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _1482256)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1484960)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _1494554)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1497258)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _1506852)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1509556)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _1519150)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1521854)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _1531448)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1534152)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _1543746)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1546450)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _1556044)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1558748)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _1568342)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1571046)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
   Call: (203) [system] ' '=(/)
   Fail: (203) [system] ' '=(/)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55fbb4538270), _1580640)
   Exit: (203) [system] get_char((0x55fbb4538270), ' ')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1583344)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
   Call: (204) [system] ' '=(/)
   Fail: (204) [system] ' '=(/)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55fbb4538270), _1592938)
   Exit: (204) [system] get_char((0x55fbb4538270), ' ')
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1595642)
   Exit: (205) [system] peek_char((0x55fbb4538270), '(')
   Call: (205) [system] '('=(;)
   Fail: (205) [system] '('=(;)
   Call: (205) [system] '('=(/)
   Fail: (205) [system] '('=(/)
^  Call: (205) [user] is_like_space('(')
   Call: (206) [system] char_type('(', 'white')
   Fail: (206) [system] char_type('(', 'white')
   Call: (206) [system] char_type('(', end_of_line)
   Fail: (206) [system] char_type('(', end_of_line)
   Call: (206) [system] char_type('(', space)
   Fail: (206) [system] char_type('(', space)
   Call: (206) [system] char_type('(', cntrl)
   Fail: (206) [system] char_type('(', cntrl)
^  Fail: (205) [user] is_like_space('(')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1621816)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=')'
   Fail: (193) [system] '('=')'
   Call: (193) [system] '('=end_of_file
   Fail: (193) [system] '('=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _1627386)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1629244)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
   Call: (195) [system] '('=(/)
   Fail: (195) [system] '('=(/)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _1645254)
   Exit: (194) [system] get_char((0x55fbb4538270), '(')
   Call: (194) [system] '('='('
   Exit: (194) [system] '('='('
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _1627386)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1650824)
   Exit: (196) [system] peek_char((0x55fbb4538270), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
   Call: (196) [system] '('=(/)
   Fail: (196) [system] '('=(/)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1666834)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=')'
   Fail: (195) [system] '('=')'
   Call: (195) [system] '('=end_of_file
   Fail: (195) [system] '('=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _1672404)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1674262)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
   Call: (197) [system] '('=(/)
   Fail: (197) [system] '('=(/)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _1690272)
   Exit: (196) [system] get_char((0x55fbb4538270), '(')
   Call: (196) [system] '('='('
   Exit: (196) [system] '('='('
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _1672404)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1695842)
   Exit: (198) [system] peek_char((0x55fbb4538270), :)
   Call: (198) [system] (:)=(;)
   Fail: (198) [system] (:)=(;)
   Call: (198) [system] (:)=(/)
   Fail: (198) [system] (:)=(/)
^  Call: (198) [user] is_like_space(:)
   Call: (199) [system] char_type(:, 'white')
   Fail: (199) [system] char_type(:, 'white')
   Call: (199) [system] char_type(:, end_of_line)
   Fail: (199) [system] char_type(:, end_of_line)
   Call: (199) [system] char_type(:, space)
   Fail: (199) [system] char_type(:, space)
   Call: (199) [system] char_type(:, cntrl)
   Fail: (199) [system] char_type(:, cntrl)
^  Fail: (198) [user] is_like_space(:)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1711852)
   Exit: (197) [system] peek_char((0x55fbb4538270), :)
   Call: (197) [system] (:)=')'
   Fail: (197) [system] (:)=')'
   Call: (197) [system] (:)=end_of_file
   Fail: (197) [system] (:)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _1717422)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1719280)
   Exit: (199) [system] peek_char((0x55fbb4538270), :)
   Call: (199) [system] (:)=(;)
   Fail: (199) [system] (:)=(;)
   Call: (199) [system] (:)=(/)
   Fail: (199) [system] (:)=(/)
^  Call: (199) [user] is_like_space(:)
   Call: (200) [system] char_type(:, 'white')
   Fail: (200) [system] char_type(:, 'white')
   Call: (200) [system] char_type(:, end_of_line)
   Fail: (200) [system] char_type(:, end_of_line)
   Call: (200) [system] char_type(:, space)
   Fail: (200) [system] char_type(:, space)
   Call: (200) [system] char_type(:, cntrl)
   Fail: (200) [system] char_type(:, cntrl)
^  Fail: (199) [user] is_like_space(:)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _1735290)
   Exit: (198) [system] get_char((0x55fbb4538270), :)
   Call: (198) [system] (:)='('
   Fail: (198) [system] (:)='('
   Call: (198) [system] (:)='['
   Fail: (198) [system] (:)='['
   Call: (198) [system] (:)='{'
   Fail: (198) [system] (:)='{'
   Call: (198) [system] (:)='"'
   Fail: (198) [system] (:)='"'
   Call: (198) [system] (:)=!
   Fail: (198) [system] (:)=!
   Call: (198) [system] (:)='\''
   Fail: (198) [system] (:)='\''
   Call: (198) [system] (:)='`'
   Fail: (198) [system] (:)='`'
   Call: (198) [system] (:)=end_of_file
   Fail: (198) [system] (:)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55fbb4538270), :, _1717422)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _1752932)
   Call: (200) [system] peek_char((0x55fbb4538270), _1753866)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (200) [user] is_delimiter(' ')
   Call: (201) [system] char_type(' ', space)
   Exit: (201) [system] char_type(' ', space)
^  Exit: (200) [user] is_delimiter(' ')
   Call: (200) [system] _1752932=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (199) [user] classify_and_convert_charseq([:], _1717422)
^  Call: (200) [user] classify_and_convert_charseq_([:], _1763150)
^  Call: (202) [system] setup_call_cleanup('$notrace'(_1764102, _1764104), once(user:catch(read_from_chars([:], _1763150), _1764084, fail)), '$restore_trace'(_1764102, _1764104))
^  Call: (203) [system] sig_atomic(system:'$notrace'(_1764102, _1764104))
^  Exit: (202) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1764084, fail)), system:'$restore_trace'(3, -1))
   Call: (201) [system] atomic(:)
   Exit: (201) [system] atomic(:)
^  Exit: (200) [user] classify_and_convert_charseq_([:], :)
   Call: (200) [system] integer(:)
   Fail: (200) [system] integer(:)
   Call: (200) [system] _1717422=(:)
   Exit: (200) [system] (:)=(:)
^  Exit: (199) [user] classify_and_convert_charseq([:], :)
^  Exit: (198) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _1776230)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1778088)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _1787682)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1790386)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
   Call: (200) [system] ($)=(/)
   Fail: (200) [system] ($)=(/)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1807320)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=')'
   Fail: (198) [system] ($)=')'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _1812890)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1814748)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
   Call: (200) [system] ($)=(/)
   Fail: (200) [system] ($)=(/)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _1830758)
   Exit: (199) [system] get_char((0x55fbb4538270), $)
   Call: (199) [system] ($)='('
   Fail: (199) [system] ($)='('
   Call: (199) [system] ($)='['
   Fail: (199) [system] ($)='['
   Call: (199) [system] ($)='{'
   Fail: (199) [system] ($)='{'
   Call: (199) [system] ($)='"'
   Fail: (199) [system] ($)='"'
   Call: (199) [system] ($)=!
   Fail: (199) [system] ($)=!
   Call: (199) [system] ($)='\''
   Fail: (199) [system] ($)='\''
   Call: (199) [system] ($)='`'
   Fail: (199) [system] ($)='`'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55fbb4538270), $, _1812890)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _1848400)
   Call: (201) [system] peek_char((0x55fbb4538270), _1849334)
   Exit: (201) [system] peek_char((0x55fbb4538270), p)
^  Call: (201) [user] is_delimiter(p)
   Call: (202) [system] char_type(p, space)
   Fail: (202) [system] char_type(p, space)
   Call: (202) [system] arg(_1854054, v('(', ')', end_of_file), p)
   Fail: (202) [system] arg(_1854986, v('(', ')', end_of_file), p)
^  Fail: (201) [user] is_delimiter(p)
   Call: (201) [system] ')'==p
   Fail: (201) [system] ')'==p
   Call: (201) [system] get_char((0x55fbb4538270), p)
   Exit: (201) [system] get_char((0x55fbb4538270), p)
   Call: (201) [system] p=(\)
   Fail: (201) [system] p=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1862336)
   Call: (202) [system] peek_char((0x55fbb4538270), _1863270)
   Exit: (202) [system] peek_char((0x55fbb4538270), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_1867990, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_1868922, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55fbb4538270), r)
   Exit: (202) [system] get_char((0x55fbb4538270), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1876272)
   Call: (203) [system] peek_char((0x55fbb4538270), _1877206)
   Exit: (203) [system] peek_char((0x55fbb4538270), o)
^  Call: (203) [user] is_delimiter(o)
   Call: (204) [system] char_type(o, space)
   Fail: (204) [system] char_type(o, space)
   Call: (204) [system] arg(_1881926, v('(', ')', end_of_file), o)
   Fail: (204) [system] arg(_1882858, v('(', ')', end_of_file), o)
^  Fail: (203) [user] is_delimiter(o)
   Call: (203) [system] ')'==o
   Fail: (203) [system] ')'==o
   Call: (203) [system] get_char((0x55fbb4538270), o)
   Exit: (203) [system] get_char((0x55fbb4538270), o)
   Call: (203) [system] o=(\)
   Fail: (203) [system] o=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1890208)
   Call: (204) [system] peek_char((0x55fbb4538270), _1891142)
   Exit: (204) [system] peek_char((0x55fbb4538270), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_1895862, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_1896794, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55fbb4538270), o)
   Exit: (204) [system] get_char((0x55fbb4538270), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1904144)
   Call: (205) [system] peek_char((0x55fbb4538270), _1905078)
   Exit: (205) [system] peek_char((0x55fbb4538270), f)
^  Call: (205) [user] is_delimiter(f)
   Call: (206) [system] char_type(f, space)
   Fail: (206) [system] char_type(f, space)
   Call: (206) [system] arg(_1909798, v('(', ')', end_of_file), f)
   Fail: (206) [system] arg(_1910730, v('(', ')', end_of_file), f)
^  Fail: (205) [user] is_delimiter(f)
   Call: (205) [system] ')'==f
   Fail: (205) [system] ')'==f
   Call: (205) [system] get_char((0x55fbb4538270), f)
   Exit: (205) [system] get_char((0x55fbb4538270), f)
   Call: (205) [system] f=(\)
   Fail: (205) [system] f=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1918080)
   Call: (206) [system] peek_char((0x55fbb4538270), _1919014)
   Exit: (206) [system] peek_char((0x55fbb4538270), '3')
^  Call: (206) [user] is_delimiter('3')
   Call: (207) [system] char_type('3', space)
   Fail: (207) [system] char_type('3', space)
   Call: (207) [system] arg(_1923734, v('(', ')', end_of_file), '3')
   Fail: (207) [system] arg(_1924666, v('(', ')', end_of_file), '3')
^  Fail: (206) [user] is_delimiter('3')
   Call: (206) [system] ')'=='3'
   Fail: (206) [system] ')'=='3'
   Call: (206) [system] get_char((0x55fbb4538270), '3')
   Exit: (206) [system] get_char((0x55fbb4538270), '3')
   Call: (206) [system] '3'=(\)
   Fail: (206) [system] '3'=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1932016)
   Call: (207) [system] peek_char((0x55fbb4538270), _1932950)
   Exit: (207) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (207) [user] is_delimiter(' ')
   Call: (208) [system] char_type(' ', space)
   Exit: (208) [system] char_type(' ', space)
^  Exit: (207) [user] is_delimiter(' ')
   Call: (207) [system] _1932016=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (206) [system] _1918080=['3']
   Exit: (206) [system] ['3']=['3']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), ['3'])
   Call: (205) [system] _1904144=[f, '3']
   Exit: (205) [system] [f, '3']=[f, '3']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [f, '3'])
   Call: (204) [system] _1890208=[o, f, '3']
   Exit: (204) [system] [o, f, '3']=[o, f, '3']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, f, '3'])
   Call: (203) [system] _1876272=[o, o, f, '3']
   Exit: (203) [system] [o, o, f, '3']=[o, o, f, '3']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, o, f, '3'])
   Call: (202) [system] _1862336=[r, o, o, f, '3']
   Exit: (202) [system] [r, o, o, f, '3']=[r, o, o, f, '3']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, o, f, '3'])
   Call: (201) [system] _1848400=[p, r, o, o, f, '3']
   Exit: (201) [system] [p, r, o, o, f, '3']=[p, r, o, o, f, '3']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, o, o, f, '3'])
^  Call: (200) [user] classify_and_convert_charseq([$, p, r, o, o, f, '3'], _1812890)
^  Call: (201) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '3'], _1958998)
   Call: (202) [system] atom_chars(_1959930, ['_', p, r, o, o, f, '3'])
   Exit: (202) [system] atom_chars('_proof3', ['_', p, r, o, o, f, '3'])
^  Exit: (201) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '3'], _proof3)
   Call: (201) [system] integer(_proof3)
   Fail: (201) [system] integer(_proof3)
   Call: (201) [system] _1812890=_proof3
   Exit: (201) [system] _proof3=_proof3
^  Exit: (200) [user] classify_and_convert_charseq([$, p, r, o, o, f, '3'], _proof3)
^  Exit: (199) [user] read_symbolic(')', (0x55fbb4538270), $, _proof3)
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), _proof3)
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _1969222)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1971080)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _1980674)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1983378)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
   Call: (201) [system] ($)=(/)
   Fail: (201) [system] ($)=(/)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _2000312)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=')'
   Fail: (199) [system] ($)=')'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _2005882)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _2007740)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
   Call: (201) [system] ($)=(/)
   Fail: (201) [system] ($)=(/)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _2023750)
   Exit: (200) [system] get_char((0x55fbb4538270), $)
   Call: (200) [system] ($)='('
   Fail: (200) [system] ($)='('
   Call: (200) [system] ($)='['
   Fail: (200) [system] ($)='['
   Call: (200) [system] ($)='{'
   Fail: (200) [system] ($)='{'
   Call: (200) [system] ($)='"'
   Fail: (200) [system] ($)='"'
   Call: (200) [system] ($)=!
   Fail: (200) [system] ($)=!
   Call: (200) [system] ($)='\''
   Fail: (200) [system] ($)='\''
   Call: (200) [system] ($)='`'
   Fail: (200) [system] ($)='`'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55fbb4538270), $, _2005882)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _2041392)
   Call: (202) [system] peek_char((0x55fbb4538270), _2042326)
   Exit: (202) [system] peek_char((0x55fbb4538270), p)
^  Call: (202) [user] is_delimiter(p)
   Call: (203) [system] char_type(p, space)
   Fail: (203) [system] char_type(p, space)
   Call: (203) [system] arg(_2047046, v('(', ')', end_of_file), p)
   Fail: (203) [system] arg(_2047978, v('(', ')', end_of_file), p)
^  Fail: (202) [user] is_delimiter(p)
   Call: (202) [system] ')'==p
   Fail: (202) [system] ')'==p
   Call: (202) [system] get_char((0x55fbb4538270), p)
   Exit: (202) [system] get_char((0x55fbb4538270), p)
   Call: (202) [system] p=(\)
   Fail: (202) [system] p=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _2055328)
   Call: (203) [system] peek_char((0x55fbb4538270), _2056262)
   Exit: (203) [system] peek_char((0x55fbb4538270), r)
^  Call: (203) [user] is_delimiter(r)
   Call: (204) [system] char_type(r, space)
   Fail: (204) [system] char_type(r, space)
   Call: (204) [system] arg(_2060982, v('(', ')', end_of_file), r)
   Fail: (204) [system] arg(_2061914, v('(', ')', end_of_file), r)
^  Fail: (203) [user] is_delimiter(r)
   Call: (203) [system] ')'==r
   Fail: (203) [system] ')'==r
   Call: (203) [system] get_char((0x55fbb4538270), r)
   Exit: (203) [system] get_char((0x55fbb4538270), r)
   Call: (203) [system] r=(\)
   Fail: (203) [system] r=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _2069264)
   Call: (204) [system] peek_char((0x55fbb4538270), _2070198)
   Exit: (204) [system] peek_char((0x55fbb4538270), e)
^  Call: (204) [user] is_delimiter(e)
   Call: (205) [system] char_type(e, space)
   Fail: (205) [system] char_type(e, space)
   Call: (205) [system] arg(_2074918, v('(', ')', end_of_file), e)
   Fail: (205) [system] arg(_2075850, v('(', ')', end_of_file), e)
^  Fail: (204) [user] is_delimiter(e)
   Call: (204) [system] ')'==e
   Fail: (204) [system] ')'==e
   Call: (204) [system] get_char((0x55fbb4538270), e)
   Exit: (204) [system] get_char((0x55fbb4538270), e)
   Call: (204) [system] e=(\)
   Fail: (204) [system] e=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _2083200)
   Call: (205) [system] peek_char((0x55fbb4538270), _2084134)
   Exit: (205) [system] peek_char((0x55fbb4538270), m)
^  Call: (205) [user] is_delimiter(m)
   Call: (206) [system] char_type(m, space)
   Fail: (206) [system] char_type(m, space)
   Call: (206) [system] arg(_2088854, v('(', ')', end_of_file), m)
   Fail: (206) [system] arg(_2089786, v('(', ')', end_of_file), m)
^  Fail: (205) [user] is_delimiter(m)
   Call: (205) [system] ')'==m
   Fail: (205) [system] ')'==m
   Call: (205) [system] get_char((0x55fbb4538270), m)
   Exit: (205) [system] get_char((0x55fbb4538270), m)
   Call: (205) [system] m=(\)
   Fail: (205) [system] m=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _4246)
   Call: (206) [system] peek_char((0x55fbb4538270), _5180)
   Exit: (206) [system] peek_char((0x55fbb4538270), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_9900, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_10832, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55fbb4538270), i)
   Exit: (206) [system] get_char((0x55fbb4538270), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _18182)
   Call: (207) [system] peek_char((0x55fbb4538270), _19116)
   Exit: (207) [system] peek_char((0x55fbb4538270), s)
^  Call: (207) [user] is_delimiter(s)
   Call: (208) [system] char_type(s, space)
   Fail: (208) [system] char_type(s, space)
   Call: (208) [system] arg(_23836, v('(', ')', end_of_file), s)
   Fail: (208) [system] arg(_24768, v('(', ')', end_of_file), s)
^  Fail: (207) [user] is_delimiter(s)
   Call: (207) [system] ')'==s
   Fail: (207) [system] ')'==s
   Call: (207) [system] get_char((0x55fbb4538270), s)
   Exit: (207) [system] get_char((0x55fbb4538270), s)
   Call: (207) [system] s=(\)
   Fail: (207) [system] s=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _32118)
   Call: (208) [system] peek_char((0x55fbb4538270), _33052)
   Exit: (208) [system] peek_char((0x55fbb4538270), e)
^  Call: (208) [user] is_delimiter(e)
   Call: (209) [system] char_type(e, space)
   Fail: (209) [system] char_type(e, space)
   Call: (209) [system] arg(_37772, v('(', ')', end_of_file), e)
   Fail: (209) [system] arg(_38704, v('(', ')', end_of_file), e)
^  Fail: (208) [user] is_delimiter(e)
   Call: (208) [system] ')'==e
   Fail: (208) [system] ')'==e
   Call: (208) [system] get_char((0x55fbb4538270), e)
   Exit: (208) [system] get_char((0x55fbb4538270), e)
   Call: (208) [system] e=(\)
   Fail: (208) [system] e=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _46054)
   Call: (209) [system] peek_char((0x55fbb4538270), _46988)
   Exit: (209) [system] peek_char((0x55fbb4538270), '3')
^  Call: (209) [user] is_delimiter('3')
   Call: (210) [system] char_type('3', space)
   Fail: (210) [system] char_type('3', space)
   Call: (210) [system] arg(_51708, v('(', ')', end_of_file), '3')
   Fail: (210) [system] arg(_52640, v('(', ')', end_of_file), '3')
^  Fail: (209) [user] is_delimiter('3')
   Call: (209) [system] ')'=='3'
   Fail: (209) [system] ')'=='3'
   Call: (209) [system] get_char((0x55fbb4538270), '3')
   Exit: (209) [system] get_char((0x55fbb4538270), '3')
   Call: (209) [system] '3'=(\)
   Fail: (209) [system] '3'=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _59990)
   Call: (210) [system] peek_char((0x55fbb4538270), _60924)
   Exit: (210) [system] peek_char((0x55fbb4538270), ')')
^  Call: (210) [user] is_delimiter(')')
   Call: (211) [system] char_type(')', space)
   Fail: (211) [system] char_type(')', space)
   Call: (211) [system] arg(_65644, v('(', ')', end_of_file), ')')
   Exit: (211) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (210) [user] is_delimiter(')')
   Call: (210) [system] _59990=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (209) [system] _46054=['3']
   Exit: (209) [system] ['3']=['3']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), ['3'])
   Call: (208) [system] _32118=[e, '3']
   Exit: (208) [system] [e, '3']=[e, '3']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, '3'])
   Call: (207) [system] _18182=[s, e, '3']
   Exit: (207) [system] [s, e, '3']=[s, e, '3']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e, '3'])
   Call: (206) [system] _4246=[i, s, e, '3']
   Exit: (206) [system] [i, s, e, '3']=[i, s, e, '3']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, e, '3'])
   Call: (205) [system] _3890=[m, i, s, e, '3']
   Exit: (205) [system] [m, i, s, e, '3']=[m, i, s, e, '3']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, i, s, e, '3'])
   Call: (204) [system] _3886=[e, m, i, s, e, '3']
   Exit: (204) [system] [e, m, i, s, e, '3']=[e, m, i, s, e, '3']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, m, i, s, e, '3'])
   Call: (203) [system] _3882=[r, e, m, i, s, e, '3']
   Exit: (203) [system] [r, e, m, i, s, e, '3']=[r, e, m, i, s, e, '3']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, e, m, i, s, e, '3'])
   Call: (202) [system] _3878=[p, r, e, m, i, s, e, '3']
   Exit: (202) [system] [p, r, e, m, i, s, e, '3']=[p, r, e, m, i, s, e, '3']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, e, m, i, s, e, '3'])
^  Call: (201) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '3'], _3874)
^  Call: (202) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '3'], _94432)
   Call: (203) [system] atom_chars(_95364, ['_', p, r, e, m, i, s, e, '3'])
   Exit: (203) [system] atom_chars('_premise3', ['_', p, r, e, m, i, s, e, '3'])
^  Exit: (202) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '3'], _premise3)
   Call: (202) [system] integer(_premise3)
   Fail: (202) [system] integer(_premise3)
   Call: (202) [system] _3874=_premise3
   Exit: (202) [system] _premise3=_premise3
^  Exit: (201) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '3'], _premise3)
^  Exit: (200) [user] read_symbolic(')', (0x55fbb4538270), $, _premise3)
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), _premise3)
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _104656)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _106514)
   Exit: (201) [system] peek_char((0x55fbb4538270), ')')
   Call: (201) [system] ')'=(;)
   Fail: (201) [system] ')'=(;)
   Call: (201) [system] ')'=(/)
   Fail: (201) [system] ')'=(/)
^  Call: (201) [user] is_like_space(')')
   Call: (202) [system] char_type(')', 'white')
   Fail: (202) [system] char_type(')', 'white')
   Call: (202) [system] char_type(')', end_of_line)
   Fail: (202) [system] char_type(')', end_of_line)
   Call: (202) [system] char_type(')', space)
   Fail: (202) [system] char_type(')', space)
   Call: (202) [system] char_type(')', cntrl)
   Fail: (202) [system] char_type(')', cntrl)
^  Fail: (201) [user] is_like_space(')')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _122524)
   Exit: (200) [system] peek_char((0x55fbb4538270), ')')
   Call: (200) [system] ')'=')'
   Exit: (200) [system] ')'=')'
   Call: (200) [system] get_char((0x55fbb4538270), _126314)
   Exit: (200) [system] get_char((0x55fbb4538270), ')')
   Call: (200) [system] _104656=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [])
   Call: (199) [system] _3870=[_premise3]
   Exit: (199) [system] [_premise3]=[_premise3]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [_premise3])
   Call: (198) [system] _3860=[_proof3, _premise3]
   Exit: (198) [system] [_proof3, _premise3]=[_proof3, _premise3]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [_proof3, _premise3])
   Call: (197) [system] _3852=[:, _proof3, _premise3]
   Exit: (197) [system] [:, _proof3, _premise3]=[:, _proof3, _premise3]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [:, _proof3, _premise3])
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), [:, _proof3, _premise3])
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _140196)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _142054)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _151648)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _154352)
   Exit: (198) [system] peek_char((0x55fbb4538270), '(')
   Call: (198) [system] '('=(;)
   Fail: (198) [system] '('=(;)
   Call: (198) [system] '('=(/)
   Fail: (198) [system] '('=(/)
^  Call: (198) [user] is_like_space('(')
   Call: (199) [system] char_type('(', 'white')
   Fail: (199) [system] char_type('(', 'white')
   Call: (199) [system] char_type('(', end_of_line)
   Fail: (199) [system] char_type('(', end_of_line)
   Call: (199) [system] char_type('(', space)
   Fail: (199) [system] char_type('(', space)
   Call: (199) [system] char_type('(', cntrl)
   Fail: (199) [system] char_type('(', cntrl)
^  Fail: (198) [user] is_like_space('(')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _171286)
   Exit: (196) [system] peek_char((0x55fbb4538270), '(')
   Call: (196) [system] '('=')'
   Fail: (196) [system] '('=')'
   Call: (196) [system] '('=end_of_file
   Fail: (196) [system] '('=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55fbb4538270), _176856)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _178714)
   Exit: (198) [system] peek_char((0x55fbb4538270), '(')
   Call: (198) [system] '('=(;)
   Fail: (198) [system] '('=(;)
   Call: (198) [system] '('=(/)
   Fail: (198) [system] '('=(/)
^  Call: (198) [user] is_like_space('(')
   Call: (199) [system] char_type('(', 'white')
   Fail: (199) [system] char_type('(', 'white')
   Call: (199) [system] char_type('(', end_of_line)
   Fail: (199) [system] char_type('(', end_of_line)
   Call: (199) [system] char_type('(', space)
   Fail: (199) [system] char_type('(', space)
   Call: (199) [system] char_type('(', cntrl)
   Fail: (199) [system] char_type('(', cntrl)
^  Fail: (198) [user] is_like_space('(')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] get_char((0x55fbb4538270), _194724)
   Exit: (197) [system] get_char((0x55fbb4538270), '(')
   Call: (197) [system] '('='('
   Exit: (197) [system] '('='('
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _176856)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _200294)
   Exit: (199) [system] peek_char((0x55fbb4538270), s)
   Call: (199) [system] s=(;)
   Fail: (199) [system] s=(;)
   Call: (199) [system] s=(/)
   Fail: (199) [system] s=(/)
^  Call: (199) [user] is_like_space(s)
   Call: (200) [system] char_type(s, 'white')
   Fail: (200) [system] char_type(s, 'white')
   Call: (200) [system] char_type(s, end_of_line)
   Fail: (200) [system] char_type(s, end_of_line)
   Call: (200) [system] char_type(s, space)
   Fail: (200) [system] char_type(s, space)
   Call: (200) [system] char_type(s, cntrl)
   Fail: (200) [system] char_type(s, cntrl)
^  Fail: (199) [user] is_like_space(s)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _216304)
   Exit: (198) [system] peek_char((0x55fbb4538270), s)
   Call: (198) [system] s=')'
   Fail: (198) [system] s=')'
   Call: (198) [system] s=end_of_file
   Fail: (198) [system] s=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _221874)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _223732)
   Exit: (200) [system] peek_char((0x55fbb4538270), s)
   Call: (200) [system] s=(;)
   Fail: (200) [system] s=(;)
   Call: (200) [system] s=(/)
   Fail: (200) [system] s=(/)
^  Call: (200) [user] is_like_space(s)
   Call: (201) [system] char_type(s, 'white')
   Fail: (201) [system] char_type(s, 'white')
   Call: (201) [system] char_type(s, end_of_line)
   Fail: (201) [system] char_type(s, end_of_line)
   Call: (201) [system] char_type(s, space)
   Fail: (201) [system] char_type(s, space)
   Call: (201) [system] char_type(s, cntrl)
   Fail: (201) [system] char_type(s, cntrl)
^  Fail: (200) [user] is_like_space(s)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _239742)
   Exit: (199) [system] get_char((0x55fbb4538270), s)
   Call: (199) [system] s='('
   Fail: (199) [system] s='('
   Call: (199) [system] s='['
   Fail: (199) [system] s='['
   Call: (199) [system] s='{'
   Fail: (199) [system] s='{'
   Call: (199) [system] s='"'
   Fail: (199) [system] s='"'
   Call: (199) [system] s=!
   Fail: (199) [system] s=!
   Call: (199) [system] s='\''
   Fail: (199) [system] s='\''
   Call: (199) [system] s='`'
   Fail: (199) [system] s='`'
   Call: (199) [system] s=end_of_file
   Fail: (199) [system] s=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55fbb4538270), s, _221874)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _257384)
   Call: (201) [system] peek_char((0x55fbb4538270), _258318)
   Exit: (201) [system] peek_char((0x55fbb4538270), y)
^  Call: (201) [user] is_delimiter(y)
   Call: (202) [system] char_type(y, space)
   Fail: (202) [system] char_type(y, space)
   Call: (202) [system] arg(_263038, v('(', ')', end_of_file), y)
   Fail: (202) [system] arg(_263970, v('(', ')', end_of_file), y)
^  Fail: (201) [user] is_delimiter(y)
   Call: (201) [system] ')'==y
   Fail: (201) [system] ')'==y
   Call: (201) [system] get_char((0x55fbb4538270), y)
   Exit: (201) [system] get_char((0x55fbb4538270), y)
   Call: (201) [system] y=(\)
   Fail: (201) [system] y=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _271320)
   Call: (202) [system] peek_char((0x55fbb4538270), _272254)
   Exit: (202) [system] peek_char((0x55fbb4538270), n)
^  Call: (202) [user] is_delimiter(n)
   Call: (203) [system] char_type(n, space)
   Fail: (203) [system] char_type(n, space)
   Call: (203) [system] arg(_276974, v('(', ')', end_of_file), n)
   Fail: (203) [system] arg(_277906, v('(', ')', end_of_file), n)
^  Fail: (202) [user] is_delimiter(n)
   Call: (202) [system] ')'==n
   Fail: (202) [system] ')'==n
   Call: (202) [system] get_char((0x55fbb4538270), n)
   Exit: (202) [system] get_char((0x55fbb4538270), n)
   Call: (202) [system] n=(\)
   Fail: (202) [system] n=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _285256)
   Call: (203) [system] peek_char((0x55fbb4538270), _286190)
   Exit: (203) [system] peek_char((0x55fbb4538270), t)
^  Call: (203) [user] is_delimiter(t)
   Call: (204) [system] char_type(t, space)
   Fail: (204) [system] char_type(t, space)
   Call: (204) [system] arg(_290910, v('(', ')', end_of_file), t)
   Fail: (204) [system] arg(_291842, v('(', ')', end_of_file), t)
^  Fail: (203) [user] is_delimiter(t)
   Call: (203) [system] ')'==t
   Fail: (203) [system] ')'==t
   Call: (203) [system] get_char((0x55fbb4538270), t)
   Exit: (203) [system] get_char((0x55fbb4538270), t)
   Call: (203) [system] t=(\)
   Fail: (203) [system] t=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _299192)
   Call: (204) [system] peek_char((0x55fbb4538270), _300126)
   Exit: (204) [system] peek_char((0x55fbb4538270), h)
^  Call: (204) [user] is_delimiter(h)
   Call: (205) [system] char_type(h, space)
   Fail: (205) [system] char_type(h, space)
   Call: (205) [system] arg(_304846, v('(', ')', end_of_file), h)
   Fail: (205) [system] arg(_305778, v('(', ')', end_of_file), h)
^  Fail: (204) [user] is_delimiter(h)
   Call: (204) [system] ')'==h
   Fail: (204) [system] ')'==h
   Call: (204) [system] get_char((0x55fbb4538270), h)
   Exit: (204) [system] get_char((0x55fbb4538270), h)
   Call: (204) [system] h=(\)
   Fail: (204) [system] h=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _313128)
   Call: (205) [system] peek_char((0x55fbb4538270), _314062)
   Exit: (205) [system] peek_char((0x55fbb4538270), e)
^  Call: (205) [user] is_delimiter(e)
   Call: (206) [system] char_type(e, space)
   Fail: (206) [system] char_type(e, space)
   Call: (206) [system] arg(_318782, v('(', ')', end_of_file), e)
   Fail: (206) [system] arg(_319714, v('(', ')', end_of_file), e)
^  Fail: (205) [user] is_delimiter(e)
   Call: (205) [system] ')'==e
   Fail: (205) [system] ')'==e
   Call: (205) [system] get_char((0x55fbb4538270), e)
   Exit: (205) [system] get_char((0x55fbb4538270), e)
   Call: (205) [system] e=(\)
   Fail: (205) [system] e=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _327064)
   Call: (206) [system] peek_char((0x55fbb4538270), _327998)
   Exit: (206) [system] peek_char((0x55fbb4538270), s)
^  Call: (206) [user] is_delimiter(s)
   Call: (207) [system] char_type(s, space)
   Fail: (207) [system] char_type(s, space)
   Call: (207) [system] arg(_332718, v('(', ')', end_of_file), s)
   Fail: (207) [system] arg(_333650, v('(', ')', end_of_file), s)
^  Fail: (206) [user] is_delimiter(s)
   Call: (206) [system] ')'==s
   Fail: (206) [system] ')'==s
   Call: (206) [system] get_char((0x55fbb4538270), s)
   Exit: (206) [system] get_char((0x55fbb4538270), s)
   Call: (206) [system] s=(\)
   Fail: (206) [system] s=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _341000)
   Call: (207) [system] peek_char((0x55fbb4538270), _341934)
   Exit: (207) [system] peek_char((0x55fbb4538270), i)
^  Call: (207) [user] is_delimiter(i)
   Call: (208) [system] char_type(i, space)
   Fail: (208) [system] char_type(i, space)
   Call: (208) [system] arg(_346654, v('(', ')', end_of_file), i)
   Fail: (208) [system] arg(_347586, v('(', ')', end_of_file), i)
^  Fail: (207) [user] is_delimiter(i)
   Call: (207) [system] ')'==i
   Fail: (207) [system] ')'==i
   Call: (207) [system] get_char((0x55fbb4538270), i)
   Exit: (207) [system] get_char((0x55fbb4538270), i)
   Call: (207) [system] i=(\)
   Fail: (207) [system] i=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _354936)
   Call: (208) [system] peek_char((0x55fbb4538270), _355870)
   Exit: (208) [system] peek_char((0x55fbb4538270), z)
^  Call: (208) [user] is_delimiter(z)
   Call: (209) [system] char_type(z, space)
   Fail: (209) [system] char_type(z, space)
   Call: (209) [system] arg(_360590, v('(', ')', end_of_file), z)
   Fail: (209) [system] arg(_361522, v('(', ')', end_of_file), z)
^  Fail: (208) [user] is_delimiter(z)
   Call: (208) [system] ')'==z
   Fail: (208) [system] ')'==z
   Call: (208) [system] get_char((0x55fbb4538270), z)
   Exit: (208) [system] get_char((0x55fbb4538270), z)
   Call: (208) [system] z=(\)
   Fail: (208) [system] z=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _368872)
   Call: (209) [system] peek_char((0x55fbb4538270), _369806)
   Exit: (209) [system] peek_char((0x55fbb4538270), e)
^  Call: (209) [user] is_delimiter(e)
   Call: (210) [system] char_type(e, space)
   Fail: (210) [system] char_type(e, space)
   Call: (210) [system] arg(_374526, v('(', ')', end_of_file), e)
   Fail: (210) [system] arg(_375458, v('(', ')', end_of_file), e)
^  Fail: (209) [user] is_delimiter(e)
   Call: (209) [system] ')'==e
   Fail: (209) [system] ')'==e
   Call: (209) [system] get_char((0x55fbb4538270), e)
   Exit: (209) [system] get_char((0x55fbb4538270), e)
   Call: (209) [system] e=(\)
   Fail: (209) [system] e=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _382808)
   Call: (210) [system] peek_char((0x55fbb4538270), _383742)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _382808=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (209) [system] _368872=[e]
   Exit: (209) [system] [e]=[e]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (208) [system] _354936=[z, e]
   Exit: (208) [system] [z, e]=[z, e]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [z, e])
   Call: (207) [system] _341000=[i, z, e]
   Exit: (207) [system] [i, z, e]=[i, z, e]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, z, e])
   Call: (206) [system] _327064=[s, i, z, e]
   Exit: (206) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, i, z, e])
   Call: (205) [system] _313128=[e, s, i, z, e]
   Exit: (205) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, s, i, z, e])
   Call: (204) [system] _299192=[h, e, s, i, z, e]
   Exit: (204) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [h, e, s, i, z, e])
   Call: (203) [system] _285256=[t, h, e, s, i, z, e]
   Exit: (203) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, h, e, s, i, z, e])
   Call: (202) [system] _271320=[n, t, h, e, s, i, z, e]
   Exit: (202) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, h, e, s, i, z, e])
   Call: (201) [system] _257384=[y, n, t, h, e, s, i, z, e]
   Exit: (201) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [y, n, t, h, e, s, i, z, e])
^  Call: (200) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], _221874)
^  Call: (201) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], _418172)
^  Call: (203) [system] setup_call_cleanup('$notrace'(_419124, _419126), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _418172), _419106, fail)), '$restore_trace'(_419124, _419126))
^  Call: (204) [system] sig_atomic(system:'$notrace'(_419124, _419126))
^  Exit: (203) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _419106, fail)), system:'$restore_trace'(3, -1))
   Call: (202) [system] atomic(synthesize)
   Exit: (202) [system] atomic(synthesize)
^  Exit: (201) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], synthesize)
   Call: (201) [system] integer(synthesize)
   Fail: (201) [system] integer(synthesize)
   Call: (201) [system] _221874=synthesize
   Exit: (201) [system] synthesize=synthesize
^  Exit: (200) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (199) [user] read_symbolic(')', (0x55fbb4538270), s, synthesize)
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), synthesize)
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _431252)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _433110)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _442704)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _445408)
   Exit: (201) [system] peek_char((0x55fbb4538270), '(')
   Call: (201) [system] '('=(;)
   Fail: (201) [system] '('=(;)
   Call: (201) [system] '('=(/)
   Fail: (201) [system] '('=(/)
^  Call: (201) [user] is_like_space('(')
   Call: (202) [system] char_type('(', 'white')
   Fail: (202) [system] char_type('(', 'white')
   Call: (202) [system] char_type('(', end_of_line)
   Fail: (202) [system] char_type('(', end_of_line)
   Call: (202) [system] char_type('(', space)
   Fail: (202) [system] char_type('(', space)
   Call: (202) [system] char_type('(', cntrl)
   Fail: (202) [system] char_type('(', cntrl)
^  Fail: (201) [user] is_like_space('(')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _462342)
   Exit: (199) [system] peek_char((0x55fbb4538270), '(')
   Call: (199) [system] '('=')'
   Fail: (199) [system] '('=')'
   Call: (199) [system] '('=end_of_file
   Fail: (199) [system] '('=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _467912)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _469770)
   Exit: (201) [system] peek_char((0x55fbb4538270), '(')
   Call: (201) [system] '('=(;)
   Fail: (201) [system] '('=(;)
   Call: (201) [system] '('=(/)
   Fail: (201) [system] '('=(/)
^  Call: (201) [user] is_like_space('(')
   Call: (202) [system] char_type('(', 'white')
   Fail: (202) [system] char_type('(', 'white')
   Call: (202) [system] char_type('(', end_of_line)
   Fail: (202) [system] char_type('(', end_of_line)
   Call: (202) [system] char_type('(', space)
   Fail: (202) [system] char_type('(', space)
   Call: (202) [system] char_type('(', cntrl)
   Fail: (202) [system] char_type('(', cntrl)
^  Fail: (201) [user] is_like_space('(')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _485780)
   Exit: (200) [system] get_char((0x55fbb4538270), '(')
   Call: (200) [system] '('='('
   Exit: (200) [system] '('='('
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _467912)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _491350)
   Exit: (202) [system] peek_char((0x55fbb4538270), :)
   Call: (202) [system] (:)=(;)
   Fail: (202) [system] (:)=(;)
   Call: (202) [system] (:)=(/)
   Fail: (202) [system] (:)=(/)
^  Call: (202) [user] is_like_space(:)
   Call: (203) [system] char_type(:, 'white')
   Fail: (203) [system] char_type(:, 'white')
   Call: (203) [system] char_type(:, end_of_line)
   Fail: (203) [system] char_type(:, end_of_line)
   Call: (203) [system] char_type(:, space)
   Fail: (203) [system] char_type(:, space)
   Call: (203) [system] char_type(:, cntrl)
   Fail: (203) [system] char_type(:, cntrl)
^  Fail: (202) [user] is_like_space(:)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _507360)
   Exit: (201) [system] peek_char((0x55fbb4538270), :)
   Call: (201) [system] (:)=')'
   Fail: (201) [system] (:)=')'
   Call: (201) [system] (:)=end_of_file
   Fail: (201) [system] (:)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _512930)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _514788)
   Exit: (203) [system] peek_char((0x55fbb4538270), :)
   Call: (203) [system] (:)=(;)
   Fail: (203) [system] (:)=(;)
   Call: (203) [system] (:)=(/)
   Fail: (203) [system] (:)=(/)
^  Call: (203) [user] is_like_space(:)
   Call: (204) [system] char_type(:, 'white')
   Fail: (204) [system] char_type(:, 'white')
   Call: (204) [system] char_type(:, end_of_line)
   Fail: (204) [system] char_type(:, end_of_line)
   Call: (204) [system] char_type(:, space)
   Fail: (204) [system] char_type(:, space)
   Call: (204) [system] char_type(:, cntrl)
   Fail: (204) [system] char_type(:, cntrl)
^  Fail: (203) [user] is_like_space(:)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _530798)
   Exit: (202) [system] get_char((0x55fbb4538270), :)
   Call: (202) [system] (:)='('
   Fail: (202) [system] (:)='('
   Call: (202) [system] (:)='['
   Fail: (202) [system] (:)='['
   Call: (202) [system] (:)='{'
   Fail: (202) [system] (:)='{'
   Call: (202) [system] (:)='"'
   Fail: (202) [system] (:)='"'
   Call: (202) [system] (:)=!
   Fail: (202) [system] (:)=!
   Call: (202) [system] (:)='\''
   Fail: (202) [system] (:)='\''
   Call: (202) [system] (:)='`'
   Fail: (202) [system] (:)='`'
   Call: (202) [system] (:)=end_of_file
   Fail: (202) [system] (:)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55fbb4538270), :, _512930)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _548440)
   Call: (204) [system] peek_char((0x55fbb4538270), _549374)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (204) [user] is_delimiter(' ')
   Call: (205) [system] char_type(' ', space)
   Exit: (205) [system] char_type(' ', space)
^  Exit: (204) [user] is_delimiter(' ')
   Call: (204) [system] _548440=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (203) [user] classify_and_convert_charseq([:], _512930)
^  Call: (204) [user] classify_and_convert_charseq_([:], _558658)
^  Call: (206) [system] setup_call_cleanup('$notrace'(_559610, _559612), once(user:catch(read_from_chars([:], _558658), _559592, fail)), '$restore_trace'(_559610, _559612))
^  Call: (207) [system] sig_atomic(system:'$notrace'(_559610, _559612))
^  Exit: (206) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _559592, fail)), system:'$restore_trace'(3, -1))
   Call: (205) [system] atomic(:)
   Exit: (205) [system] atomic(:)
^  Exit: (204) [user] classify_and_convert_charseq_([:], :)
   Call: (204) [system] integer(:)
   Fail: (204) [system] integer(:)
   Call: (204) [system] _512930=(:)
   Exit: (204) [system] (:)=(:)
^  Exit: (203) [user] classify_and_convert_charseq([:], :)
^  Exit: (202) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _571738)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _573596)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
   Call: (203) [system] ' '=(/)
   Fail: (203) [system] ' '=(/)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55fbb4538270), _583190)
   Exit: (203) [system] get_char((0x55fbb4538270), ' ')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _585894)
   Exit: (204) [system] peek_char((0x55fbb4538270), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
   Call: (204) [system] ($)=(/)
   Fail: (204) [system] ($)=(/)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _602828)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=')'
   Fail: (202) [system] ($)=')'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55fbb4538270), _608398)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _610256)
   Exit: (204) [system] peek_char((0x55fbb4538270), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
   Call: (204) [system] ($)=(/)
   Fail: (204) [system] ($)=(/)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] get_char((0x55fbb4538270), _626266)
   Exit: (203) [system] get_char((0x55fbb4538270), $)
   Call: (203) [system] ($)='('
   Fail: (203) [system] ($)='('
   Call: (203) [system] ($)='['
   Fail: (203) [system] ($)='['
   Call: (203) [system] ($)='{'
   Fail: (203) [system] ($)='{'
   Call: (203) [system] ($)='"'
   Fail: (203) [system] ($)='"'
   Call: (203) [system] ($)=!
   Fail: (203) [system] ($)=!
   Call: (203) [system] ($)='\''
   Fail: (203) [system] ($)='\''
   Call: (203) [system] ($)='`'
   Fail: (203) [system] ($)='`'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55fbb4538270), $, _608398)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _643908)
   Call: (205) [system] peek_char((0x55fbb4538270), _644842)
   Exit: (205) [system] peek_char((0x55fbb4538270), p)
^  Call: (205) [user] is_delimiter(p)
   Call: (206) [system] char_type(p, space)
   Fail: (206) [system] char_type(p, space)
   Call: (206) [system] arg(_649562, v('(', ')', end_of_file), p)
   Fail: (206) [system] arg(_650494, v('(', ')', end_of_file), p)
^  Fail: (205) [user] is_delimiter(p)
   Call: (205) [system] ')'==p
   Fail: (205) [system] ')'==p
   Call: (205) [system] get_char((0x55fbb4538270), p)
   Exit: (205) [system] get_char((0x55fbb4538270), p)
   Call: (205) [system] p=(\)
   Fail: (205) [system] p=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _657844)
   Call: (206) [system] peek_char((0x55fbb4538270), _658778)
   Exit: (206) [system] peek_char((0x55fbb4538270), r)
^  Call: (206) [user] is_delimiter(r)
   Call: (207) [system] char_type(r, space)
   Fail: (207) [system] char_type(r, space)
   Call: (207) [system] arg(_663498, v('(', ')', end_of_file), r)
   Fail: (207) [system] arg(_664430, v('(', ')', end_of_file), r)
^  Fail: (206) [user] is_delimiter(r)
   Call: (206) [system] ')'==r
   Fail: (206) [system] ')'==r
   Call: (206) [system] get_char((0x55fbb4538270), r)
   Exit: (206) [system] get_char((0x55fbb4538270), r)
   Call: (206) [system] r=(\)
   Fail: (206) [system] r=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _671780)
   Call: (207) [system] peek_char((0x55fbb4538270), _672714)
   Exit: (207) [system] peek_char((0x55fbb4538270), o)
^  Call: (207) [user] is_delimiter(o)
   Call: (208) [system] char_type(o, space)
   Fail: (208) [system] char_type(o, space)
   Call: (208) [system] arg(_677434, v('(', ')', end_of_file), o)
   Fail: (208) [system] arg(_678366, v('(', ')', end_of_file), o)
^  Fail: (207) [user] is_delimiter(o)
   Call: (207) [system] ')'==o
   Fail: (207) [system] ')'==o
   Call: (207) [system] get_char((0x55fbb4538270), o)
   Exit: (207) [system] get_char((0x55fbb4538270), o)
   Call: (207) [system] o=(\)
   Fail: (207) [system] o=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _685716)
   Call: (208) [system] peek_char((0x55fbb4538270), _686650)
   Exit: (208) [system] peek_char((0x55fbb4538270), o)
^  Call: (208) [user] is_delimiter(o)
   Call: (209) [system] char_type(o, space)
   Fail: (209) [system] char_type(o, space)
   Call: (209) [system] arg(_691370, v('(', ')', end_of_file), o)
   Fail: (209) [system] arg(_692302, v('(', ')', end_of_file), o)
^  Fail: (208) [user] is_delimiter(o)
   Call: (208) [system] ')'==o
   Fail: (208) [system] ')'==o
   Call: (208) [system] get_char((0x55fbb4538270), o)
   Exit: (208) [system] get_char((0x55fbb4538270), o)
   Call: (208) [system] o=(\)
   Fail: (208) [system] o=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _699652)
   Call: (209) [system] peek_char((0x55fbb4538270), _700586)
   Exit: (209) [system] peek_char((0x55fbb4538270), f)
^  Call: (209) [user] is_delimiter(f)
   Call: (210) [system] char_type(f, space)
   Fail: (210) [system] char_type(f, space)
   Call: (210) [system] arg(_705306, v('(', ')', end_of_file), f)
   Fail: (210) [system] arg(_706238, v('(', ')', end_of_file), f)
^  Fail: (209) [user] is_delimiter(f)
   Call: (209) [system] ')'==f
   Fail: (209) [system] ')'==f
   Call: (209) [system] get_char((0x55fbb4538270), f)
   Exit: (209) [system] get_char((0x55fbb4538270), f)
   Call: (209) [system] f=(\)
   Fail: (209) [system] f=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _713588)
   Call: (210) [system] peek_char((0x55fbb4538270), _714522)
   Exit: (210) [system] peek_char((0x55fbb4538270), '3')
^  Call: (210) [user] is_delimiter('3')
   Call: (211) [system] char_type('3', space)
   Fail: (211) [system] char_type('3', space)
   Call: (211) [system] arg(_719242, v('(', ')', end_of_file), '3')
   Fail: (211) [system] arg(_720174, v('(', ')', end_of_file), '3')
^  Fail: (210) [user] is_delimiter('3')
   Call: (210) [system] ')'=='3'
   Fail: (210) [system] ')'=='3'
   Call: (210) [system] get_char((0x55fbb4538270), '3')
   Exit: (210) [system] get_char((0x55fbb4538270), '3')
   Call: (210) [system] '3'=(\)
   Fail: (210) [system] '3'=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _727524)
   Call: (211) [system] peek_char((0x55fbb4538270), _728458)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (211) [user] is_delimiter(' ')
   Call: (212) [system] char_type(' ', space)
   Exit: (212) [system] char_type(' ', space)
^  Exit: (211) [user] is_delimiter(' ')
   Call: (211) [system] _727524=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (210) [system] _713588=['3']
   Exit: (210) [system] ['3']=['3']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), ['3'])
   Call: (209) [system] _699652=[f, '3']
   Exit: (209) [system] [f, '3']=[f, '3']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [f, '3'])
   Call: (208) [system] _685716=[o, f, '3']
   Exit: (208) [system] [o, f, '3']=[o, f, '3']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, f, '3'])
   Call: (207) [system] _671780=[o, o, f, '3']
   Exit: (207) [system] [o, o, f, '3']=[o, o, f, '3']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, o, f, '3'])
   Call: (206) [system] _657844=[r, o, o, f, '3']
   Exit: (206) [system] [r, o, o, f, '3']=[r, o, o, f, '3']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, o, f, '3'])
   Call: (205) [system] _643908=[p, r, o, o, f, '3']
   Exit: (205) [system] [p, r, o, o, f, '3']=[p, r, o, o, f, '3']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, o, o, f, '3'])
^  Call: (204) [user] classify_and_convert_charseq([$, p, r, o, o, f, '3'], _608398)
^  Call: (205) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '3'], _754506)
   Call: (206) [system] atom_chars(_755438, ['_', p, r, o, o, f, '3'])
   Exit: (206) [system] atom_chars('_proof3', ['_', p, r, o, o, f, '3'])
^  Exit: (205) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '3'], _proof3)
   Call: (205) [system] integer(_proof3)
   Fail: (205) [system] integer(_proof3)
   Call: (205) [system] _608398=_proof3
   Exit: (205) [system] _proof3=_proof3
^  Exit: (204) [user] classify_and_convert_charseq([$, p, r, o, o, f, '3'], _proof3)
^  Exit: (203) [user] read_symbolic(')', (0x55fbb4538270), $, _proof3)
^  Exit: (202) [user] cont_sexpr(')', (0x55fbb4538270), _proof3)
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _764730)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _766588)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
   Call: (204) [system] ' '=(/)
   Fail: (204) [system] ' '=(/)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55fbb4538270), _776182)
   Exit: (204) [system] get_char((0x55fbb4538270), ' ')
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _778886)
   Exit: (205) [system] peek_char((0x55fbb4538270), $)
   Call: (205) [system] ($)=(;)
   Fail: (205) [system] ($)=(;)
   Call: (205) [system] ($)=(/)
   Fail: (205) [system] ($)=(/)
^  Call: (205) [user] is_like_space($)
   Call: (206) [system] char_type($, 'white')
   Fail: (206) [system] char_type($, 'white')
   Call: (206) [system] char_type($, end_of_line)
   Fail: (206) [system] char_type($, end_of_line)
   Call: (206) [system] char_type($, space)
   Fail: (206) [system] char_type($, space)
   Call: (206) [system] char_type($, cntrl)
   Fail: (206) [system] char_type($, cntrl)
^  Fail: (205) [user] is_like_space($)
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _795820)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=')'
   Fail: (203) [system] ($)=')'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55fbb4538270), _801390)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _803248)
   Exit: (205) [system] peek_char((0x55fbb4538270), $)
   Call: (205) [system] ($)=(;)
   Fail: (205) [system] ($)=(;)
   Call: (205) [system] ($)=(/)
   Fail: (205) [system] ($)=(/)
^  Call: (205) [user] is_like_space($)
   Call: (206) [system] char_type($, 'white')
   Fail: (206) [system] char_type($, 'white')
   Call: (206) [system] char_type($, end_of_line)
   Fail: (206) [system] char_type($, end_of_line)
   Call: (206) [system] char_type($, space)
   Fail: (206) [system] char_type($, space)
   Call: (206) [system] char_type($, cntrl)
   Fail: (206) [system] char_type($, cntrl)
^  Fail: (205) [user] is_like_space($)
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] get_char((0x55fbb4538270), _819258)
   Exit: (204) [system] get_char((0x55fbb4538270), $)
   Call: (204) [system] ($)='('
   Fail: (204) [system] ($)='('
   Call: (204) [system] ($)='['
   Fail: (204) [system] ($)='['
   Call: (204) [system] ($)='{'
   Fail: (204) [system] ($)='{'
   Call: (204) [system] ($)='"'
   Fail: (204) [system] ($)='"'
   Call: (204) [system] ($)=!
   Fail: (204) [system] ($)=!
   Call: (204) [system] ($)='\''
   Fail: (204) [system] ($)='\''
   Call: (204) [system] ($)='`'
   Fail: (204) [system] ($)='`'
   Call: (204) [system] ($)=end_of_file
   Fail: (204) [system] ($)=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55fbb4538270), $, _801390)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _836900)
   Call: (206) [system] peek_char((0x55fbb4538270), _837834)
   Exit: (206) [system] peek_char((0x55fbb4538270), p)
^  Call: (206) [user] is_delimiter(p)
   Call: (207) [system] char_type(p, space)
   Fail: (207) [system] char_type(p, space)
   Call: (207) [system] arg(_842554, v('(', ')', end_of_file), p)
   Fail: (207) [system] arg(_843486, v('(', ')', end_of_file), p)
^  Fail: (206) [user] is_delimiter(p)
   Call: (206) [system] ')'==p
   Fail: (206) [system] ')'==p
   Call: (206) [system] get_char((0x55fbb4538270), p)
   Exit: (206) [system] get_char((0x55fbb4538270), p)
   Call: (206) [system] p=(\)
   Fail: (206) [system] p=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _850836)
   Call: (207) [system] peek_char((0x55fbb4538270), _851770)
   Exit: (207) [system] peek_char((0x55fbb4538270), r)
^  Call: (207) [user] is_delimiter(r)
   Call: (208) [system] char_type(r, space)
   Fail: (208) [system] char_type(r, space)
   Call: (208) [system] arg(_856490, v('(', ')', end_of_file), r)
   Fail: (208) [system] arg(_857422, v('(', ')', end_of_file), r)
^  Fail: (207) [user] is_delimiter(r)
   Call: (207) [system] ')'==r
   Fail: (207) [system] ')'==r
   Call: (207) [system] get_char((0x55fbb4538270), r)
   Exit: (207) [system] get_char((0x55fbb4538270), r)
   Call: (207) [system] r=(\)
   Fail: (207) [system] r=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _864772)
   Call: (208) [system] peek_char((0x55fbb4538270), _865706)
   Exit: (208) [system] peek_char((0x55fbb4538270), e)
^  Call: (208) [user] is_delimiter(e)
   Call: (209) [system] char_type(e, space)
   Fail: (209) [system] char_type(e, space)
   Call: (209) [system] arg(_870426, v('(', ')', end_of_file), e)
   Fail: (209) [system] arg(_871358, v('(', ')', end_of_file), e)
^  Fail: (208) [user] is_delimiter(e)
   Call: (208) [system] ')'==e
   Fail: (208) [system] ')'==e
   Call: (208) [system] get_char((0x55fbb4538270), e)
   Exit: (208) [system] get_char((0x55fbb4538270), e)
   Call: (208) [system] e=(\)
   Fail: (208) [system] e=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _878708)
   Call: (209) [system] peek_char((0x55fbb4538270), _879642)
   Exit: (209) [system] peek_char((0x55fbb4538270), m)
^  Call: (209) [user] is_delimiter(m)
   Call: (210) [system] char_type(m, space)
   Fail: (210) [system] char_type(m, space)
   Call: (210) [system] arg(_884362, v('(', ')', end_of_file), m)
   Fail: (210) [system] arg(_885294, v('(', ')', end_of_file), m)
^  Fail: (209) [user] is_delimiter(m)
   Call: (209) [system] ')'==m
   Fail: (209) [system] ')'==m
   Call: (209) [system] get_char((0x55fbb4538270), m)
   Exit: (209) [system] get_char((0x55fbb4538270), m)
   Call: (209) [system] m=(\)
   Fail: (209) [system] m=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _892644)
   Call: (210) [system] peek_char((0x55fbb4538270), _893578)
   Exit: (210) [system] peek_char((0x55fbb4538270), i)
^  Call: (210) [user] is_delimiter(i)
   Call: (211) [system] char_type(i, space)
   Fail: (211) [system] char_type(i, space)
   Call: (211) [system] arg(_898298, v('(', ')', end_of_file), i)
   Fail: (211) [system] arg(_899230, v('(', ')', end_of_file), i)
^  Fail: (210) [user] is_delimiter(i)
   Call: (210) [system] ')'==i
   Fail: (210) [system] ')'==i
   Call: (210) [system] get_char((0x55fbb4538270), i)
   Exit: (210) [system] get_char((0x55fbb4538270), i)
   Call: (210) [system] i=(\)
   Fail: (210) [system] i=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _906580)
   Call: (211) [system] peek_char((0x55fbb4538270), _907514)
   Exit: (211) [system] peek_char((0x55fbb4538270), s)
^  Call: (211) [user] is_delimiter(s)
   Call: (212) [system] char_type(s, space)
   Fail: (212) [system] char_type(s, space)
   Call: (212) [system] arg(_912234, v('(', ')', end_of_file), s)
   Fail: (212) [system] arg(_913166, v('(', ')', end_of_file), s)
^  Fail: (211) [user] is_delimiter(s)
   Call: (211) [system] ')'==s
   Fail: (211) [system] ')'==s
   Call: (211) [system] get_char((0x55fbb4538270), s)
   Exit: (211) [system] get_char((0x55fbb4538270), s)
   Call: (211) [system] s=(\)
   Fail: (211) [system] s=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _920516)
   Call: (212) [system] peek_char((0x55fbb4538270), _921450)
   Exit: (212) [system] peek_char((0x55fbb4538270), e)
^  Call: (212) [user] is_delimiter(e)
   Call: (213) [system] char_type(e, space)
   Fail: (213) [system] char_type(e, space)
   Call: (213) [system] arg(_926170, v('(', ')', end_of_file), e)
   Fail: (213) [system] arg(_927102, v('(', ')', end_of_file), e)
^  Fail: (212) [user] is_delimiter(e)
   Call: (212) [system] ')'==e
   Fail: (212) [system] ')'==e
   Call: (212) [system] get_char((0x55fbb4538270), e)
   Exit: (212) [system] get_char((0x55fbb4538270), e)
   Call: (212) [system] e=(\)
   Fail: (212) [system] e=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _934452)
   Call: (213) [system] peek_char((0x55fbb4538270), _935386)
   Exit: (213) [system] peek_char((0x55fbb4538270), '3')
^  Call: (213) [user] is_delimiter('3')
   Call: (214) [system] char_type('3', space)
   Fail: (214) [system] char_type('3', space)
   Call: (214) [system] arg(_940106, v('(', ')', end_of_file), '3')
   Fail: (214) [system] arg(_941038, v('(', ')', end_of_file), '3')
^  Fail: (213) [user] is_delimiter('3')
   Call: (213) [system] ')'=='3'
   Fail: (213) [system] ')'=='3'
   Call: (213) [system] get_char((0x55fbb4538270), '3')
   Exit: (213) [system] get_char((0x55fbb4538270), '3')
   Call: (213) [system] '3'=(\)
   Fail: (213) [system] '3'=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _948388)
   Call: (214) [system] peek_char((0x55fbb4538270), _949322)
   Exit: (214) [system] peek_char((0x55fbb4538270), ')')
^  Call: (214) [user] is_delimiter(')')
   Call: (215) [system] char_type(')', space)
   Fail: (215) [system] char_type(')', space)
   Call: (215) [system] arg(_954042, v('(', ')', end_of_file), ')')
   Exit: (215) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (214) [user] is_delimiter(')')
   Call: (214) [system] _948388=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (213) [system] _934452=['3']
   Exit: (213) [system] ['3']=['3']
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), ['3'])
   Call: (212) [system] _920516=[e, '3']
   Exit: (212) [system] [e, '3']=[e, '3']
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, '3'])
   Call: (211) [system] _906580=[s, e, '3']
   Exit: (211) [system] [s, e, '3']=[s, e, '3']
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e, '3'])
   Call: (210) [system] _892644=[i, s, e, '3']
   Exit: (210) [system] [i, s, e, '3']=[i, s, e, '3']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, e, '3'])
   Call: (209) [system] _878708=[m, i, s, e, '3']
   Exit: (209) [system] [m, i, s, e, '3']=[m, i, s, e, '3']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, i, s, e, '3'])
   Call: (208) [system] _864772=[e, m, i, s, e, '3']
   Exit: (208) [system] [e, m, i, s, e, '3']=[e, m, i, s, e, '3']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, m, i, s, e, '3'])
   Call: (207) [system] _850836=[r, e, m, i, s, e, '3']
   Exit: (207) [system] [r, e, m, i, s, e, '3']=[r, e, m, i, s, e, '3']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, e, m, i, s, e, '3'])
   Call: (206) [system] _836900=[p, r, e, m, i, s, e, '3']
   Exit: (206) [system] [p, r, e, m, i, s, e, '3']=[p, r, e, m, i, s, e, '3']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, e, m, i, s, e, '3'])
^  Call: (205) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '3'], _801390)
^  Call: (206) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '3'], _982830)
   Call: (207) [system] atom_chars(_983762, ['_', p, r, e, m, i, s, e, '3'])
   Exit: (207) [system] atom_chars('_premise3', ['_', p, r, e, m, i, s, e, '3'])
^  Exit: (206) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '3'], _premise3)
   Call: (206) [system] integer(_premise3)
   Fail: (206) [system] integer(_premise3)
   Call: (206) [system] _801390=_premise3
   Exit: (206) [system] _premise3=_premise3
^  Exit: (205) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '3'], _premise3)
^  Exit: (204) [user] read_symbolic(')', (0x55fbb4538270), $, _premise3)
^  Exit: (203) [user] cont_sexpr(')', (0x55fbb4538270), _premise3)
^  Call: (203) [user] read_list(')', (0x55fbb4538270), _993054)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _994912)
   Exit: (205) [system] peek_char((0x55fbb4538270), ')')
   Call: (205) [system] ')'=(;)
   Fail: (205) [system] ')'=(;)
   Call: (205) [system] ')'=(/)
   Fail: (205) [system] ')'=(/)
^  Call: (205) [user] is_like_space(')')
   Call: (206) [system] char_type(')', 'white')
   Fail: (206) [system] char_type(')', 'white')
   Call: (206) [system] char_type(')', end_of_line)
   Fail: (206) [system] char_type(')', end_of_line)
   Call: (206) [system] char_type(')', space)
   Fail: (206) [system] char_type(')', space)
   Call: (206) [system] char_type(')', cntrl)
   Fail: (206) [system] char_type(')', cntrl)
^  Fail: (205) [user] is_like_space(')')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1010922)
   Exit: (204) [system] peek_char((0x55fbb4538270), ')')
   Call: (204) [system] ')'=')'
   Exit: (204) [system] ')'=')'
   Call: (204) [system] get_char((0x55fbb4538270), _1014712)
   Exit: (204) [system] get_char((0x55fbb4538270), ')')
   Call: (204) [system] _993054=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_list(')', (0x55fbb4538270), [])
   Call: (203) [system] _764730=[_premise3]
   Exit: (203) [system] [_premise3]=[_premise3]
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), [_premise3])
   Call: (202) [system] _571738=[_proof3, _premise3]
   Exit: (202) [system] [_proof3, _premise3]=[_proof3, _premise3]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [_proof3, _premise3])
   Call: (201) [system] _467912=[:, _proof3, _premise3]
   Exit: (201) [system] [:, _proof3, _premise3]=[:, _proof3, _premise3]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [:, _proof3, _premise3])
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), [:, _proof3, _premise3])
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _1028594)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1030452)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _1040046)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1042750)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1059684)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _1065254)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1067112)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _1083122)
   Exit: (201) [system] get_char((0x55fbb4538270), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _1065254)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1100764)
   Call: (203) [system] peek_char((0x55fbb4538270), _1101698)
   Exit: (203) [system] peek_char((0x55fbb4538270), k)
^  Call: (203) [user] is_delimiter(k)
   Call: (204) [system] char_type(k, space)
   Fail: (204) [system] char_type(k, space)
   Call: (204) [system] arg(_1106418, v('(', ')', end_of_file), k)
   Fail: (204) [system] arg(_1107350, v('(', ')', end_of_file), k)
^  Fail: (203) [user] is_delimiter(k)
   Call: (203) [system] ')'==k
   Fail: (203) [system] ')'==k
   Call: (203) [system] get_char((0x55fbb4538270), k)
   Exit: (203) [system] get_char((0x55fbb4538270), k)
   Call: (203) [system] k=(\)
   Fail: (203) [system] k=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1114700)
   Call: (204) [system] peek_char((0x55fbb4538270), _1115634)
   Exit: (204) [system] peek_char((0x55fbb4538270), b)
^  Call: (204) [user] is_delimiter(b)
   Call: (205) [system] char_type(b, space)
   Fail: (205) [system] char_type(b, space)
   Call: (205) [system] arg(_1120354, v('(', ')', end_of_file), b)
   Fail: (205) [system] arg(_1121286, v('(', ')', end_of_file), b)
^  Fail: (204) [user] is_delimiter(b)
   Call: (204) [system] ')'==b
   Fail: (204) [system] ')'==b
   Call: (204) [system] get_char((0x55fbb4538270), b)
   Exit: (204) [system] get_char((0x55fbb4538270), b)
   Call: (204) [system] b=(\)
   Fail: (204) [system] b=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1128636)
   Call: (205) [system] peek_char((0x55fbb4538270), _1129570)
   Exit: (205) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (205) [user] is_delimiter(' ')
   Call: (206) [system] char_type(' ', space)
   Exit: (206) [system] char_type(' ', space)
^  Exit: (205) [user] is_delimiter(' ')
   Call: (205) [system] _1128636=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (204) [system] _1114700=[b]
   Exit: (204) [system] [b]=[b]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (203) [system] _1100764=[k, b]
   Exit: (203) [system] [k, b]=[k, b]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [k, b])
^  Call: (202) [user] classify_and_convert_charseq([$, k, b], _1065254)
^  Call: (203) [user] classify_and_convert_charseq_([$, k, b], _1144442)
   Call: (204) [system] atom_chars(_1145374, ['_', k, b])
   Exit: (204) [system] atom_chars('_kb', ['_', k, b])
^  Exit: (203) [user] classify_and_convert_charseq_([$, k, b], _kb)
   Call: (203) [system] integer(_kb)
   Fail: (203) [system] integer(_kb)
   Call: (203) [system] _1065254=_kb
   Exit: (203) [system] _kb=_kb
^  Exit: (202) [user] classify_and_convert_charseq([$, k, b], _kb)
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _kb)
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), _kb)
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _1154666)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1156524)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _1166118)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1168822)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1185756)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _1191326)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1193184)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _1209194)
   Exit: (202) [system] get_char((0x55fbb4538270), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _1191326)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1226836)
   Call: (204) [system] peek_char((0x55fbb4538270), _1227770)
   Exit: (204) [system] peek_char((0x55fbb4538270), r)
^  Call: (204) [user] is_delimiter(r)
   Call: (205) [system] char_type(r, space)
   Fail: (205) [system] char_type(r, space)
   Call: (205) [system] arg(_1232490, v('(', ')', end_of_file), r)
   Fail: (205) [system] arg(_1233422, v('(', ')', end_of_file), r)
^  Fail: (204) [user] is_delimiter(r)
   Call: (204) [system] ')'==r
   Fail: (204) [system] ')'==r
   Call: (204) [system] get_char((0x55fbb4538270), r)
   Exit: (204) [system] get_char((0x55fbb4538270), r)
   Call: (204) [system] r=(\)
   Fail: (204) [system] r=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1240772)
   Call: (205) [system] peek_char((0x55fbb4538270), _1241706)
   Exit: (205) [system] peek_char((0x55fbb4538270), b)
^  Call: (205) [user] is_delimiter(b)
   Call: (206) [system] char_type(b, space)
   Fail: (206) [system] char_type(b, space)
   Call: (206) [system] arg(_1246426, v('(', ')', end_of_file), b)
   Fail: (206) [system] arg(_1247358, v('(', ')', end_of_file), b)
^  Fail: (205) [user] is_delimiter(b)
   Call: (205) [system] ')'==b
   Fail: (205) [system] ')'==b
   Call: (205) [system] get_char((0x55fbb4538270), b)
   Exit: (205) [system] get_char((0x55fbb4538270), b)
   Call: (205) [system] b=(\)
   Fail: (205) [system] b=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1254708)
   Call: (206) [system] peek_char((0x55fbb4538270), _1255642)
   Exit: (206) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (206) [user] is_delimiter(' ')
   Call: (207) [system] char_type(' ', space)
   Exit: (207) [system] char_type(' ', space)
^  Exit: (206) [user] is_delimiter(' ')
   Call: (206) [system] _1254708=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (205) [system] _1240772=[b]
   Exit: (205) [system] [b]=[b]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (204) [system] _1226836=[r, b]
   Exit: (204) [system] [r, b]=[r, b]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, b])
^  Call: (203) [user] classify_and_convert_charseq([$, r, b], _1191326)
^  Call: (204) [user] classify_and_convert_charseq_([$, r, b], _1270514)
   Call: (205) [system] atom_chars(_1271446, ['_', r, b])
   Exit: (205) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (204) [user] classify_and_convert_charseq_([$, r, b], _rb)
   Call: (204) [system] integer(_rb)
   Fail: (204) [system] integer(_rb)
   Call: (204) [system] _1191326=_rb
   Exit: (204) [system] _rb=_rb
^  Exit: (203) [user] classify_and_convert_charseq([$, r, b], _rb)
^  Exit: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _rb)
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), _rb)
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _1280738)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1282596)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
   Call: (203) [system] ' '=(/)
   Fail: (203) [system] ' '=(/)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55fbb4538270), _1292190)
   Exit: (203) [system] get_char((0x55fbb4538270), ' ')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1294894)
   Exit: (204) [system] peek_char((0x55fbb4538270), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
   Call: (204) [system] ($)=(/)
   Fail: (204) [system] ($)=(/)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1311828)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=')'
   Fail: (202) [system] ($)=')'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55fbb4538270), _1317398)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1319256)
   Exit: (204) [system] peek_char((0x55fbb4538270), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
   Call: (204) [system] ($)=(/)
   Fail: (204) [system] ($)=(/)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] get_char((0x55fbb4538270), _1335266)
   Exit: (203) [system] get_char((0x55fbb4538270), $)
   Call: (203) [system] ($)='('
   Fail: (203) [system] ($)='('
   Call: (203) [system] ($)='['
   Fail: (203) [system] ($)='['
   Call: (203) [system] ($)='{'
   Fail: (203) [system] ($)='{'
   Call: (203) [system] ($)='"'
   Fail: (203) [system] ($)='"'
   Call: (203) [system] ($)=!
   Fail: (203) [system] ($)=!
   Call: (203) [system] ($)='\''
   Fail: (203) [system] ($)='\''
   Call: (203) [system] ($)='`'
   Fail: (203) [system] ($)='`'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55fbb4538270), $, _1317398)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1352908)
   Call: (205) [system] peek_char((0x55fbb4538270), _1353842)
   Exit: (205) [system] peek_char((0x55fbb4538270), k)
^  Call: (205) [user] is_delimiter(k)
   Call: (206) [system] char_type(k, space)
   Fail: (206) [system] char_type(k, space)
   Call: (206) [system] arg(_1358562, v('(', ')', end_of_file), k)
   Fail: (206) [system] arg(_1359494, v('(', ')', end_of_file), k)
^  Fail: (205) [user] is_delimiter(k)
   Call: (205) [system] ')'==k
   Fail: (205) [system] ')'==k
   Call: (205) [system] get_char((0x55fbb4538270), k)
   Exit: (205) [system] get_char((0x55fbb4538270), k)
   Call: (205) [system] k=(\)
   Fail: (205) [system] k=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1366844)
   Call: (206) [system] peek_char((0x55fbb4538270), _1367778)
   Exit: (206) [system] peek_char((0x55fbb4538270), ')')
^  Call: (206) [user] is_delimiter(')')
   Call: (207) [system] char_type(')', space)
   Fail: (207) [system] char_type(')', space)
   Call: (207) [system] arg(_1372498, v('(', ')', end_of_file), ')')
   Exit: (207) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (206) [user] is_delimiter(')')
   Call: (206) [system] _1366844=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (205) [system] _1352908=[k]
   Exit: (205) [system] [k]=[k]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
^  Call: (204) [user] classify_and_convert_charseq([$, k], _1317398)
^  Call: (205) [user] classify_and_convert_charseq_([$, k], _1381728)
   Call: (206) [system] atom_chars(_1382660, ['_', k])
   Exit: (206) [system] atom_chars('_k', ['_', k])
^  Exit: (205) [user] classify_and_convert_charseq_([$, k], _k)
   Call: (205) [system] integer(_k)
   Fail: (205) [system] integer(_k)
   Call: (205) [system] _1317398=_k
   Exit: (205) [system] _k=_k
^  Exit: (204) [user] classify_and_convert_charseq([$, k], _k)
^  Exit: (203) [user] read_symbolic(')', (0x55fbb4538270), $, _k)
^  Exit: (202) [user] cont_sexpr(')', (0x55fbb4538270), _k)
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _1391952)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1393810)
   Exit: (204) [system] peek_char((0x55fbb4538270), ')')
   Call: (204) [system] ')'=(;)
   Fail: (204) [system] ')'=(;)
   Call: (204) [system] ')'=(/)
   Fail: (204) [system] ')'=(/)
^  Call: (204) [user] is_like_space(')')
   Call: (205) [system] char_type(')', 'white')
   Fail: (205) [system] char_type(')', 'white')
   Call: (205) [system] char_type(')', end_of_line)
   Fail: (205) [system] char_type(')', end_of_line)
   Call: (205) [system] char_type(')', space)
   Fail: (205) [system] char_type(')', space)
   Call: (205) [system] char_type(')', cntrl)
   Fail: (205) [system] char_type(')', cntrl)
^  Fail: (204) [user] is_like_space(')')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1409820)
   Exit: (203) [system] peek_char((0x55fbb4538270), ')')
   Call: (203) [system] ')'=')'
   Exit: (203) [system] ')'=')'
   Call: (203) [system] get_char((0x55fbb4538270), _1413610)
   Exit: (203) [system] get_char((0x55fbb4538270), ')')
   Call: (203) [system] _1391952=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), [])
   Call: (202) [system] _1280738=[_k]
   Exit: (202) [system] [_k]=[_k]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [_k])
   Call: (201) [system] _1154666=[_rb, _k]
   Exit: (201) [system] [_rb, _k]=[_rb, _k]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [_rb, _k])
   Call: (200) [system] _1028594=[_kb, _rb, _k]
   Exit: (200) [system] [_kb, _rb, _k]=[_kb, _rb, _k]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [_kb, _rb, _k])
   Call: (199) [system] _431252=[[:, _proof3, _premise3], _kb, _rb, _k]
   Exit: (199) [system] [[:, _proof3, _premise3], _kb, _rb, _k]=[[:, _proof3, _premise3], _kb, _rb, _k]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [[:, _proof3, _premise3], _kb, _rb, _k])
   Call: (198) [system] _176856=[synthesize, [:, _proof3, _premise3], _kb, _rb, _k]
   Exit: (198) [system] [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]=[synthesize, [:, _proof3, _premise3], _kb, _rb, _k]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [synthesize, [:, _proof3, _premise3], _kb, _rb, _k])
^  Exit: (196) [user] cont_sexpr(')', (0x55fbb4538270), [synthesize, [:, _proof3, _premise3], _kb, _rb, _k])
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _1433080)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1434938)
   Exit: (198) [system] peek_char((0x55fbb4538270), ')')
   Call: (198) [system] ')'=(;)
   Fail: (198) [system] ')'=(;)
   Call: (198) [system] ')'=(/)
   Fail: (198) [system] ')'=(/)
^  Call: (198) [user] is_like_space(')')
   Call: (199) [system] char_type(')', 'white')
   Fail: (199) [system] char_type(')', 'white')
   Call: (199) [system] char_type(')', end_of_line)
   Fail: (199) [system] char_type(')', end_of_line)
   Call: (199) [system] char_type(')', space)
   Fail: (199) [system] char_type(')', space)
   Call: (199) [system] char_type(')', cntrl)
   Fail: (199) [system] char_type(')', cntrl)
^  Fail: (198) [user] is_like_space(')')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1450948)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
   Call: (197) [system] ')'=')'
   Exit: (197) [system] ')'=')'
   Call: (197) [system] get_char((0x55fbb4538270), _1454738)
   Exit: (197) [system] get_char((0x55fbb4538270), ')')
   Call: (197) [system] _1433080=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [])
   Call: (196) [system] _140196=[[synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]
   Exit: (196) [system] [[synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]=[[synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [[synthesize, [:, _proof3, _premise3], _kb, _rb, _k]])
   Call: (195) [system] _3846=[[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]
   Exit: (195) [system] [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]=[[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]])
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]])
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _1465826)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1467684)
   Exit: (195) [system] peek_char((0x55fbb4538270), ')')
   Call: (195) [system] ')'=(;)
   Fail: (195) [system] ')'=(;)
   Call: (195) [system] ')'=(/)
   Fail: (195) [system] ')'=(/)
^  Call: (195) [user] is_like_space(')')
   Call: (196) [system] char_type(')', 'white')
   Fail: (196) [system] char_type(')', 'white')
   Call: (196) [system] char_type(')', end_of_line)
   Fail: (196) [system] char_type(')', end_of_line)
   Call: (196) [system] char_type(')', space)
   Fail: (196) [system] char_type(')', space)
   Call: (196) [system] char_type(')', cntrl)
   Fail: (196) [system] char_type(')', cntrl)
^  Fail: (195) [user] is_like_space(')')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1483694)
   Exit: (194) [system] peek_char((0x55fbb4538270), ')')
   Call: (194) [system] ')'=')'
   Exit: (194) [system] ')'=')'
   Call: (194) [system] get_char((0x55fbb4538270), _1487484)
   Exit: (194) [system] get_char((0x55fbb4538270), ')')
   Call: (194) [system] _1465826=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [])
   Call: (193) [system] _3842=[[[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]]
   Exit: (193) [system] [[[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]]=[[[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [[[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]])
   Call: (192) [system] _3730=[[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]]
   Exit: (192) [system] [[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]]=[[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]]
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), [[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]])
   Call: (191) [system] _3618=[[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]]
   Exit: (191) [system] [[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]]=[[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]]
^  Exit: (190) [user] read_list(')', (0x55fbb4538270), [[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]])
   Call: (190) [system] _3534=[[[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]]
   Exit: (190) [system] [[[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]]=[[[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]]
^  Exit: (189) [user] read_list(')', (0x55fbb4538270), [[[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]])
   Call: (189) [system] _3436=[[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]]
   Exit: (189) [system] [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]]=[[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]]
^  Exit: (188) [user] read_list(')', (0x55fbb4538270), [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]])
^  Exit: (187) [user] cont_sexpr(')', (0x55fbb4538270), [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]])
^  Call: (187) [user] read_list(')', (0x55fbb4538270), _1506954)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1508812)
   Exit: (189) [system] peek_char((0x55fbb4538270), '\n')
   Call: (189) [system] '\n'=(;)
   Fail: (189) [system] '\n'=(;)
   Call: (189) [system] '\n'=(/)
   Fail: (189) [system] '\n'=(/)
^  Call: (189) [user] is_like_space('\n')
   Call: (190) [system] char_type('\n', 'white')
   Fail: (190) [system] char_type('\n', 'white')
   Call: (190) [system] char_type('\n', end_of_line)
   Exit: (190) [system] char_type('\n', end_of_line)
^  Exit: (189) [user] is_like_space('\n')
   Call: (189) [system] get_char((0x55fbb4538270), _1520262)
   Exit: (189) [system] get_char((0x55fbb4538270), '\n')
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1522966)
   Exit: (190) [system] peek_char((0x55fbb4538270), ' ')
   Call: (190) [system] ' '=(;)
   Fail: (190) [system] ' '=(;)
   Call: (190) [system] ' '=(/)
   Fail: (190) [system] ' '=(/)
^  Call: (190) [user] is_like_space(' ')
   Call: (191) [system] char_type(' ', 'white')
   Exit: (191) [system] char_type(' ', 'white')
^  Exit: (190) [user] is_like_space(' ')
   Call: (190) [system] get_char((0x55fbb4538270), _1532560)
   Exit: (190) [system] get_char((0x55fbb4538270), ' ')
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1535264)
   Exit: (191) [system] peek_char((0x55fbb4538270), ' ')
   Call: (191) [system] ' '=(;)
   Fail: (191) [system] ' '=(;)
   Call: (191) [system] ' '=(/)
   Fail: (191) [system] ' '=(/)
^  Call: (191) [user] is_like_space(' ')
   Call: (192) [system] char_type(' ', 'white')
   Exit: (192) [system] char_type(' ', 'white')
^  Exit: (191) [user] is_like_space(' ')
   Call: (191) [system] get_char((0x55fbb4538270), _1544858)
   Exit: (191) [system] get_char((0x55fbb4538270), ' ')
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1547562)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
   Call: (192) [system] ' '=(/)
   Fail: (192) [system] ' '=(/)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55fbb4538270), _1557156)
   Exit: (192) [system] get_char((0x55fbb4538270), ' ')
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1559860)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _1569454)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1572158)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
   Call: (194) [system] ' '=(/)
   Fail: (194) [system] ' '=(/)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55fbb4538270), _1581752)
   Exit: (194) [system] get_char((0x55fbb4538270), ' ')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1584456)
   Exit: (195) [system] peek_char((0x55fbb4538270), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
   Call: (195) [system] ($)=(/)
   Fail: (195) [system] ($)=(/)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1606010)
   Exit: (188) [system] peek_char((0x55fbb4538270), $)
   Call: (188) [system] ($)=')'
   Fail: (188) [system] ($)=')'
   Call: (188) [system] ($)=end_of_file
   Fail: (188) [system] ($)=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55fbb4538270), _1611580)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1613438)
   Exit: (190) [system] peek_char((0x55fbb4538270), $)
   Call: (190) [system] ($)=(;)
   Fail: (190) [system] ($)=(;)
   Call: (190) [system] ($)=(/)
   Fail: (190) [system] ($)=(/)
^  Call: (190) [user] is_like_space($)
   Call: (191) [system] char_type($, 'white')
   Fail: (191) [system] char_type($, 'white')
   Call: (191) [system] char_type($, end_of_line)
   Fail: (191) [system] char_type($, end_of_line)
   Call: (191) [system] char_type($, space)
   Fail: (191) [system] char_type($, space)
   Call: (191) [system] char_type($, cntrl)
   Fail: (191) [system] char_type($, cntrl)
^  Fail: (190) [user] is_like_space($)
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] get_char((0x55fbb4538270), _1629448)
   Exit: (189) [system] get_char((0x55fbb4538270), $)
   Call: (189) [system] ($)='('
   Fail: (189) [system] ($)='('
   Call: (189) [system] ($)='['
   Fail: (189) [system] ($)='['
   Call: (189) [system] ($)='{'
   Fail: (189) [system] ($)='{'
   Call: (189) [system] ($)='"'
   Fail: (189) [system] ($)='"'
   Call: (189) [system] ($)=!
   Fail: (189) [system] ($)=!
   Call: (189) [system] ($)='\''
   Fail: (189) [system] ($)='\''
   Call: (189) [system] ($)='`'
   Fail: (189) [system] ($)='`'
   Call: (189) [system] ($)=end_of_file
   Fail: (189) [system] ($)=end_of_file
^  Call: (189) [user] read_symbolic(')', (0x55fbb4538270), $, _1611580)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _1647090)
   Call: (191) [system] peek_char((0x55fbb4538270), _1648024)
   Exit: (191) [system] peek_char((0x55fbb4538270), q)
^  Call: (191) [user] is_delimiter(q)
   Call: (192) [system] char_type(q, space)
   Fail: (192) [system] char_type(q, space)
   Call: (192) [system] arg(_1652744, v('(', ')', end_of_file), q)
   Fail: (192) [system] arg(_1653676, v('(', ')', end_of_file), q)
^  Fail: (191) [user] is_delimiter(q)
   Call: (191) [system] ')'==q
   Fail: (191) [system] ')'==q
   Call: (191) [system] get_char((0x55fbb4538270), q)
   Exit: (191) [system] get_char((0x55fbb4538270), q)
   Call: (191) [system] q=(\)
   Fail: (191) [system] q=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _1661026)
   Call: (192) [system] peek_char((0x55fbb4538270), _1661960)
   Exit: (192) [system] peek_char((0x55fbb4538270), u)
^  Call: (192) [user] is_delimiter(u)
   Call: (193) [system] char_type(u, space)
   Fail: (193) [system] char_type(u, space)
   Call: (193) [system] arg(_1666680, v('(', ')', end_of_file), u)
   Fail: (193) [system] arg(_1667612, v('(', ')', end_of_file), u)
^  Fail: (192) [user] is_delimiter(u)
   Call: (192) [system] ')'==u
   Fail: (192) [system] ')'==u
   Call: (192) [system] get_char((0x55fbb4538270), u)
   Exit: (192) [system] get_char((0x55fbb4538270), u)
   Call: (192) [system] u=(\)
   Fail: (192) [system] u=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _1674962)
   Call: (193) [system] peek_char((0x55fbb4538270), _1675896)
   Exit: (193) [system] peek_char((0x55fbb4538270), e)
^  Call: (193) [user] is_delimiter(e)
   Call: (194) [system] char_type(e, space)
   Fail: (194) [system] char_type(e, space)
   Call: (194) [system] arg(_1680616, v('(', ')', end_of_file), e)
   Fail: (194) [system] arg(_1681548, v('(', ')', end_of_file), e)
^  Fail: (193) [user] is_delimiter(e)
   Call: (193) [system] ')'==e
   Fail: (193) [system] ')'==e
   Call: (193) [system] get_char((0x55fbb4538270), e)
   Exit: (193) [system] get_char((0x55fbb4538270), e)
   Call: (193) [system] e=(\)
   Fail: (193) [system] e=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _1688898)
   Call: (194) [system] peek_char((0x55fbb4538270), _1689832)
   Exit: (194) [system] peek_char((0x55fbb4538270), r)
^  Call: (194) [user] is_delimiter(r)
   Call: (195) [system] char_type(r, space)
   Fail: (195) [system] char_type(r, space)
   Call: (195) [system] arg(_1694552, v('(', ')', end_of_file), r)
   Fail: (195) [system] arg(_1695484, v('(', ')', end_of_file), r)
^  Fail: (194) [user] is_delimiter(r)
   Call: (194) [system] ')'==r
   Fail: (194) [system] ')'==r
   Call: (194) [system] get_char((0x55fbb4538270), r)
   Exit: (194) [system] get_char((0x55fbb4538270), r)
   Call: (194) [system] r=(\)
   Fail: (194) [system] r=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _1702834)
   Call: (195) [system] peek_char((0x55fbb4538270), _1703768)
   Exit: (195) [system] peek_char((0x55fbb4538270), y)
^  Call: (195) [user] is_delimiter(y)
   Call: (196) [system] char_type(y, space)
   Fail: (196) [system] char_type(y, space)
   Call: (196) [system] arg(_1708488, v('(', ')', end_of_file), y)
   Fail: (196) [system] arg(_1709420, v('(', ')', end_of_file), y)
^  Fail: (195) [user] is_delimiter(y)
   Call: (195) [system] ')'==y
   Fail: (195) [system] ')'==y
   Call: (195) [system] get_char((0x55fbb4538270), y)
   Exit: (195) [system] get_char((0x55fbb4538270), y)
   Call: (195) [system] y=(\)
   Fail: (195) [system] y=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _1716770)
   Call: (196) [system] peek_char((0x55fbb4538270), _1717704)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
^  Call: (196) [user] is_delimiter(')')
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] arg(_1722424, v('(', ')', end_of_file), ')')
   Exit: (197) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (196) [user] is_delimiter(')')
   Call: (196) [system] _1716770=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (195) [system] _1702834=[y]
   Exit: (195) [system] [y]=[y]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [y])
   Call: (194) [system] _1688898=[r, y]
   Exit: (194) [system] [r, y]=[r, y]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, y])
   Call: (193) [system] _1674962=[e, r, y]
   Exit: (193) [system] [e, r, y]=[e, r, y]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, r, y])
   Call: (192) [system] _1661026=[u, e, r, y]
   Exit: (192) [system] [u, e, r, y]=[u, e, r, y]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, e, r, y])
   Call: (191) [system] _1647090=[q, u, e, r, y]
   Exit: (191) [system] [q, u, e, r, y]=[q, u, e, r, y]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [q, u, e, r, y])
^  Call: (190) [user] classify_and_convert_charseq([$, q, u, e, r, y], _1611580)
^  Call: (191) [user] classify_and_convert_charseq_([$, q, u, e, r, y], _1742830)
   Call: (192) [system] atom_chars(_1743762, ['_', q, u, e, r, y])
   Exit: (192) [system] atom_chars('_query', ['_', q, u, e, r, y])
^  Exit: (191) [user] classify_and_convert_charseq_([$, q, u, e, r, y], _query)
   Call: (191) [system] integer(_query)
   Fail: (191) [system] integer(_query)
   Call: (191) [system] _1611580=_query
   Exit: (191) [system] _query=_query
^  Exit: (190) [user] classify_and_convert_charseq([$, q, u, e, r, y], _query)
^  Exit: (189) [user] read_symbolic(')', (0x55fbb4538270), $, _query)
^  Exit: (188) [user] cont_sexpr(')', (0x55fbb4538270), _query)
^  Call: (188) [user] read_list(')', (0x55fbb4538270), _1753054)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1754912)
   Exit: (190) [system] peek_char((0x55fbb4538270), ')')
   Call: (190) [system] ')'=(;)
   Fail: (190) [system] ')'=(;)
   Call: (190) [system] ')'=(/)
   Fail: (190) [system] ')'=(/)
^  Call: (190) [user] is_like_space(')')
   Call: (191) [system] char_type(')', 'white')
   Fail: (191) [system] char_type(')', 'white')
   Call: (191) [system] char_type(')', end_of_line)
   Fail: (191) [system] char_type(')', end_of_line)
   Call: (191) [system] char_type(')', space)
   Fail: (191) [system] char_type(')', space)
   Call: (191) [system] char_type(')', cntrl)
   Fail: (191) [system] char_type(')', cntrl)
^  Fail: (190) [user] is_like_space(')')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1770922)
   Exit: (189) [system] peek_char((0x55fbb4538270), ')')
   Call: (189) [system] ')'=')'
   Exit: (189) [system] ')'=')'
   Call: (189) [system] get_char((0x55fbb4538270), _1774712)
   Exit: (189) [system] get_char((0x55fbb4538270), ')')
   Call: (189) [system] _1753054=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_list(')', (0x55fbb4538270), [])
   Call: (188) [system] _1506954=[_query]
   Exit: (188) [system] [_query]=[_query]
^  Exit: (187) [user] read_list(')', (0x55fbb4538270), [_query])
   Call: (187) [system] _3432=[[[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]
   Exit: (187) [system] [[[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]=[[[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]
^  Exit: (186) [user] read_list(')', (0x55fbb4538270), [[[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query])
   Call: (186) [system] _3424=['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]
   Exit: (186) [system] ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]=['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]
^  Exit: (185) [user] read_list(')', (0x55fbb4538270), ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query])
^  Exit: (184) [user] cont_sexpr(')', (0x55fbb4538270), ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query])
^  Call: (184) [user] read_list(')', (0x55fbb4538270), _1788594)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1790452)
   Exit: (186) [system] peek_char((0x55fbb4538270), ')')
   Call: (186) [system] ')'=(;)
   Fail: (186) [system] ')'=(;)
   Call: (186) [system] ')'=(/)
   Fail: (186) [system] ')'=(/)
^  Call: (186) [user] is_like_space(')')
   Call: (187) [system] char_type(')', 'white')
   Fail: (187) [system] char_type(')', 'white')
   Call: (187) [system] char_type(')', end_of_line)
   Fail: (187) [system] char_type(')', end_of_line)
   Call: (187) [system] char_type(')', space)
   Fail: (187) [system] char_type(')', space)
   Call: (187) [system] char_type(')', cntrl)
   Fail: (187) [system] char_type(')', cntrl)
^  Fail: (186) [user] is_like_space(')')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1806462)
   Exit: (185) [system] peek_char((0x55fbb4538270), ')')
   Call: (185) [system] ')'=')'
   Exit: (185) [system] ')'=')'
   Call: (185) [system] get_char((0x55fbb4538270), _1810252)
   Exit: (185) [system] get_char((0x55fbb4538270), ')')
   Call: (185) [system] _1788594=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_list(')', (0x55fbb4538270), [])
   Call: (184) [system] _3420=[['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]
   Exit: (184) [system] [['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]=[['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]
^  Exit: (183) [user] read_list(')', (0x55fbb4538270), [['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
   Call: (183) [system] _3356=[[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]
   Exit: (183) [system] [[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]=[[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]
^  Exit: (182) [user] read_list(')', (0x55fbb4538270), [[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
   Call: (182) [system] _3316=[=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]
   Exit: (182) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]=[=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]
^  Exit: (181) [user] read_list(')', (0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
^  Exit: (180) [user] cont_sexpr(')', (0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
^  Exit: (179) [user] read_sexpr((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
^  Call: (179) [user] assertz(metta_file_comment(66, 0, 2300, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], '$stream_position'(2300, 66, 0, 2300)))
^  Exit: (179) [user] assertz(metta_file_comment(66, 0, 2300, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], '$stream_position'(2300, 66, 0, 2300)))
^  Exit: (177) [system] once(user:(read_position((0x55fbb4538270), 66, 0, 2300, '$stream_position'(2300, 66, 0, 2300)), read_sexpr((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]), assertz(metta_file_comment(66, 0, 2300, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], '$stream_position'(2300, 66, 0, 2300)))))
   Call: (177) [system] fail
^  Call: (177) [user] retract(metta_file_comment(_1828770, _1828772, _1828774, _1828776, _1828778))
^  Exit: (177) [user] retract(metta_file_comment(41, 0, 1309, '$COMMENT'(";;\t\t", 41, 0), '$stream_position'(1309, 41, 0, 1309)))
^  Call: (177) [user] trly(untyped_to_metta, '$COMMENT'(";;\t\t", 41, 0), _3084)
^  Call: (178) [user] once(call(untyped_to_metta, '$COMMENT'(";;\t\t", 41, 0), _1831602))
^  Call: (179) [user] call(untyped_to_metta, '$COMMENT'(";;\t\t", 41, 0), _1831602)
^  Call: (180) [user] untyped_to_metta('$COMMENT'(";;\t\t", 41, 0), _1831602)
^  Call: (181) [user] must_det_ll(trly(mfix_vars1, '$COMMENT'(";;\t\t", 41, 0), _1834418))
^  Call: (182) [user] once(user:trly(mfix_vars1, '$COMMENT'(";;\t\t", 41, 0), _1834418))
^  Call: (183) [user] trly(mfix_vars1, '$COMMENT'(";;\t\t", 41, 0), _1834418)
^  Call: (184) [user] once(call(mfix_vars1, '$COMMENT'(";;\t\t", 41, 0), _1837218))
^  Call: (185) [user] call(mfix_vars1, '$COMMENT'(";;\t\t", 41, 0), _1837218)
^  Call: (186) [user] mfix_vars1('$COMMENT'(";;\t\t", 41, 0), _1837218)
   Call: (187) [system] var('$COMMENT'(";;\t\t", 41, 0))
   Call: (187) [system] atom('$COMMENT'(";;\t\t", 41, 0))
   Call: (187) [system] '$COMMENT'(";;\t\t", 41, 0)==true
   Call: (187) [system] '$COMMENT'(";;\t\t", 41, 0)==false
   Call: (187) [system] '$COMMENT'(";;\t\t", 41, 0)==[_1843738, _1843744]
   Call: (187) [system] is_list('$COMMENT'(";;\t\t", 41, 0))
   Call: (187) [system] string('$COMMENT'(";;\t\t", 41, 0))
   Call: (187) [system] compound('$COMMENT'(";;\t\t", 41, 0))
   Exit: (187) [system] compound('$COMMENT'(";;\t\t", 41, 0))
   Call: (187) [system] compound_name_arguments('$COMMENT'(";;\t\t", 41, 0), _1848372, _1848374)
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";;\t\t", 41, 0), '$COMMENT', [";;\t\t", 41, 0])
   Call: (187) [system] '$COMMENT'\=='$VAR'
   Exit: (187) [system] '$COMMENT'\=='$VAR'
^  Call: (187) [user] apply:maplist(mfix_vars1, [";;\t\t", 41, 0], _1852114)
   Call: (188) [apply] apply:maplist_([";;\t\t", 41, 0], _1852114, user:mfix_vars1)
^  Call: (189) [user] mfix_vars1(";;\t\t", _1853994)
   Call: (190) [system] var(";;\t\t")
   Call: (190) [system] atom(";;\t\t")
   Call: (190) [system] ";;\t\t"==true
   Call: (190) [system] ";;\t\t"==false
   Call: (190) [system] ";;\t\t"==[_1858636, _1858642]
   Call: (190) [system] is_list(";;\t\t")
   Call: (190) [system] string(";;\t\t")
   Exit: (190) [system] string(";;\t\t")
^  Call: (190) [user] string_to_syms
   Call: (191) [system] fail
   Call: (190) [system] compound(";;\t\t")
^  Call: (190) [user] symbol(";;\t\t")
   Call: (191) [system] atom(";;\t\t")
   Fail: (191) [system] atom(";;\t\t")
^  Fail: (190) [user] symbol(";;\t\t")
   Call: (190) [system] ";;\t\t"=_1853994
   Exit: (190) [system] ";;\t\t"=";;\t\t"
^  Exit: (189) [user] mfix_vars1(";;\t\t", ";;\t\t")
   Call: (189) [apply] apply:maplist_([41, 0], _1853996, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1(41, _1872516)
   Call: (191) [system] var(41)
   Call: (191) [system] atom(41)
   Call: (191) [system] 41==true
   Call: (191) [system] 41==false
   Call: (191) [system] 41==[_1877158, _1877164]
   Call: (191) [system] is_list(41)
   Call: (191) [system] string(41)
   Call: (191) [system] compound(41)
^  Call: (191) [user] symbol(41)
   Call: (192) [system] atom(41)
   Fail: (192) [system] atom(41)
^  Fail: (191) [user] symbol(41)
   Call: (191) [system] 41=_1872516
   Exit: (191) [system] 41=41
^  Exit: (190) [user] mfix_vars1(41, 41)
   Call: (190) [apply] apply:maplist_([0], _1872518, user:mfix_vars1)
^  Call: (191) [user] mfix_vars1(0, _1888282)
   Call: (192) [system] var(0)
   Call: (192) [system] atom(0)
   Call: (192) [system] 0==true
   Call: (192) [system] 0==false
   Call: (192) [system] 0==[_1892924, _1892930]
   Call: (192) [system] is_list(0)
   Call: (192) [system] string(0)
   Call: (192) [system] compound(0)
^  Call: (192) [user] symbol(0)
   Call: (193) [system] atom(0)
   Fail: (193) [system] atom(0)
^  Fail: (192) [user] symbol(0)
   Call: (192) [system] 0=_1888282
   Exit: (192) [system] 0=0
^  Exit: (191) [user] mfix_vars1(0, 0)
   Call: (191) [apply] apply:maplist_([], _1888284, user:mfix_vars1)
   Exit: (191) [apply] apply:maplist_([], [], user:mfix_vars1)
   Exit: (190) [apply] apply:maplist_([0], [0], user:mfix_vars1)
   Exit: (189) [apply] apply:maplist_([41, 0], [41, 0], user:mfix_vars1)
   Exit: (188) [apply] apply:maplist_([";;\t\t", 41, 0], [";;\t\t", 41, 0], user:mfix_vars1)
^  Exit: (187) [apply] apply:maplist(user:mfix_vars1, [";;\t\t", 41, 0], [";;\t\t", 41, 0])
   Call: (187) [system] compound_name_arguments(_1837218, '$COMMENT', [";;\t\t", 41, 0])
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";;\t\t", 41, 0), '$COMMENT', [";;\t\t", 41, 0])
^  Exit: (186) [user] mfix_vars1('$COMMENT'(";;\t\t", 41, 0), '$COMMENT'(";;\t\t", 41, 0))
^  Exit: (185) [system] call(user:mfix_vars1, '$COMMENT'(";;\t\t", 41, 0), '$COMMENT'(";;\t\t", 41, 0))
^  Exit: (184) [system] once(user:call(mfix_vars1, '$COMMENT'(";;\t\t", 41, 0), '$COMMENT'(";;\t\t", 41, 0)))
   Call: (184) [system] '$COMMENT'(";;\t\t", 41, 0)\=@='$COMMENT'(";;\t\t", 41, 0)
^  Exit: (183) [user] trly(mfix_vars1, '$COMMENT'(";;\t\t", 41, 0), '$COMMENT'(";;\t\t", 41, 0))
^  Exit: (182) [system] once(user:trly(mfix_vars1, '$COMMENT'(";;\t\t", 41, 0), '$COMMENT'(";;\t\t", 41, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(mfix_vars1, '$COMMENT'(";;\t\t", 41, 0), '$COMMENT'(";;\t\t", 41, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_c, '$COMMENT'(";;\t\t", 41, 0), _1917100))
^  Call: (182) [user] once(user:trly(cons_to_c, '$COMMENT'(";;\t\t", 41, 0), _1917100))
^  Call: (183) [user] trly(cons_to_c, '$COMMENT'(";;\t\t", 41, 0), _1917100)
^  Call: (184) [user] once(call(cons_to_c, '$COMMENT'(";;\t\t", 41, 0), _1919900))
^  Call: (185) [user] call(cons_to_c, '$COMMENT'(";;\t\t", 41, 0), _1919900)
^  Call: (186) [user] cons_to_c('$COMMENT'(";;\t\t", 41, 0), _1919900)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_c('$COMMENT'(";;\t\t", 41, 0), '$COMMENT'(";;\t\t", 41, 0))
^  Exit: (185) [system] call(user:cons_to_c, '$COMMENT'(";;\t\t", 41, 0), '$COMMENT'(";;\t\t", 41, 0))
^  Exit: (184) [system] once(user:call(cons_to_c, '$COMMENT'(";;\t\t", 41, 0), '$COMMENT'(";;\t\t", 41, 0)))
   Call: (184) [system] '$COMMENT'(";;\t\t", 41, 0)\=@='$COMMENT'(";;\t\t", 41, 0)
^  Exit: (183) [user] trly(cons_to_c, '$COMMENT'(";;\t\t", 41, 0), '$COMMENT'(";;\t\t", 41, 0))
^  Exit: (182) [system] once(user:trly(cons_to_c, '$COMMENT'(";;\t\t", 41, 0), '$COMMENT'(";;\t\t", 41, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_c, '$COMMENT'(";;\t\t", 41, 0), '$COMMENT'(";;\t\t", 41, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_l, '$COMMENT'(";;\t\t", 41, 0), _1831602))
^  Call: (182) [user] once(user:trly(cons_to_l, '$COMMENT'(";;\t\t", 41, 0), _1831602))
^  Call: (183) [user] trly(cons_to_l, '$COMMENT'(";;\t\t", 41, 0), _1831602)
^  Call: (184) [user] once(call(cons_to_l, '$COMMENT'(";;\t\t", 41, 0), _1933858))
^  Call: (185) [user] call(cons_to_l, '$COMMENT'(";;\t\t", 41, 0), _1933858)
^  Call: (186) [user] cons_to_l('$COMMENT'(";;\t\t", 41, 0), _1933858)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_l('$COMMENT'(";;\t\t", 41, 0), '$COMMENT'(";;\t\t", 41, 0))
^  Exit: (185) [system] call(user:cons_to_l, '$COMMENT'(";;\t\t", 41, 0), '$COMMENT'(";;\t\t", 41, 0))
^  Exit: (184) [system] once(user:call(cons_to_l, '$COMMENT'(";;\t\t", 41, 0), '$COMMENT'(";;\t\t", 41, 0)))
   Call: (184) [system] '$COMMENT'(";;\t\t", 41, 0)\=@='$COMMENT'(";;\t\t", 41, 0)
^  Exit: (183) [user] trly(cons_to_l, '$COMMENT'(";;\t\t", 41, 0), '$COMMENT'(";;\t\t", 41, 0))
^  Exit: (182) [system] once(user:trly(cons_to_l, '$COMMENT'(";;\t\t", 41, 0), '$COMMENT'(";;\t\t", 41, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_l, '$COMMENT'(";;\t\t", 41, 0), '$COMMENT'(";;\t\t", 41, 0)))
^  Exit: (180) [user] untyped_to_metta('$COMMENT'(";;\t\t", 41, 0), '$COMMENT'(";;\t\t", 41, 0))
^  Exit: (179) [system] call(user:untyped_to_metta, '$COMMENT'(";;\t\t", 41, 0), '$COMMENT'(";;\t\t", 41, 0))
^  Exit: (178) [system] once(user:call(untyped_to_metta, '$COMMENT'(";;\t\t", 41, 0), '$COMMENT'(";;\t\t", 41, 0)))
   Call: (178) [system] '$COMMENT'(";;\t\t", 41, 0)\=@='$COMMENT'(";;\t\t", 41, 0)
^  Exit: (177) [user] trly(untyped_to_metta, '$COMMENT'(";;\t\t", 41, 0), '$COMMENT'(";;\t\t", 41, 0))
^  Exit: (176) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;\t\t", 41, 0))
   Call: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;\t\t", 41, 0))))
   Exit: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;\t\t", 41, 0))))
^  Exit: (175) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";;\t\t", 41, 0))
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";;\t\t", 41, 0))
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;\t\t", 41, 0))
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;\t\t", 41, 0))))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;\t\t", 41, 0))))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";;\t\t", 41, 0))
^  Exit: (171) [user] read_sform((0x55fbb4538270), '$COMMENT'(";;\t\t", 41, 0))
^  Exit: (170) [system] once(user:read_sform((0x55fbb4538270), '$COMMENT'(";;\t\t", 41, 0)))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55fbb4538270), '$COMMENT'(";;\t\t", 41, 0)))
   Call: (169) [system] '$COMMENT'(";;\t\t", 41, 0)==end_of_file
   Fail: (169) [system] '$COMMENT'(";;\t\t", 41, 0)==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1727480696.9125626), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480696.9125626), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;\t\t", 41, 0)), 65]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";;\t\t", 41, 0), nthesize_long_1727480696_9164743, 65)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1727480696.9125626), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480696.9125626), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;\t\t", 41, 0)), 65]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1727480701.434666)
   Call: (173) [system] arg(1, t(1727480696.9125626), _3148)
   Exit: (173) [system] arg(1, t(1727480696.9125626), 1727480696.9125626)
   Call: (173) [system] _3158 is 1727480701.434666-1727480696.9125626
   Exit: (173) [system] 4.522103309631348 is 1727480701.434666-1727480696.9125626
   Call: (173) [system] 4.522103309631348>4
   Exit: (173) [system] 4.522103309631348>4
   Call: (173) [system] nb_setarg(1, t(1727480696.9125626), 1727480701.434666)
   Exit: (173) [system] nb_setarg(1, t(1727480701.434666), 1727480701.434666)
^  Call: (173) [user] move_cursor_to_first_column
   Call: (174) [system] write(user_error, '')

   Exit: (174) [system] write(user_error, '')
^  Exit: (173) [user] move_cursor_to_first_column
^  Call: (173) [user] format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;\t\t", 41, 0)), 65])
; 
^  Call: (175) [user] write_src_woi('$COMMENT'(";;\t\t", 41, 0))
^  Call: (177) [system] setup_call_cleanup('$notrace'(_1979862, _1979864), once(user:with_indents(false, write_src('$COMMENT'(";;\t\t", 41, 0)))), '$restore_trace'(_1979862, _1979864))
^  Call: (178) [system] sig_atomic(system:'$notrace'(_1979862, _1979864))
(%COMMENT  ";;\t\t" 41 0)
^  Exit: (177) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:with_indents(false, write_src('$COMMENT'(";;\t\t", 41, 0)))), system:'$restore_trace'(3, -1))
^  Exit: (175) [user] write_src_woi('$COMMENT'(";;\t\t", 41, 0))
 ; line: 65 
^  Exit: (173) [user] format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;\t\t", 41, 0)), 65])
   Call: (173) [system] write(user_error, '')

   Exit: (173) [system] write(user_error, '')
^  Call: (173) [user] move_cursor_to_first_column
   Call: (174) [system] write(user_error, '')

   Exit: (174) [system] write(user_error, '')
^  Exit: (173) [user] move_cursor_to_first_column
^  Exit: (171) [user] if_t((get_time(1727480701.434666), arg(1, t(1727480701.434666), 1727480696.9125626), 4.522103309631348 is 1727480701.434666-1727480696.9125626, 4.522103309631348>4), (nb_setarg(1, t(1727480701.434666), 1727480701.434666), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;\t\t", 41, 0)), 65]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 7)
   Call: (175) [system] atom(7+1)
   Call: (175) [system] set_flag(translated_forms, 8)
   Exit: (175) [system] set_flag(translated_forms, 8)
   Exit: (174) [$syspreds] update_flag(translated_forms, 7, 7+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 7, 7+1))
   Exit: (171) [$syspreds] flag(translated_forms, 7, 7+1)
^  Call: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";;\t\t", 41, 0), nthesize_long_1727480696_9164743, 65)
^  Call: (172) [user] format((0x55fbb44dfd70), "/* ~w */~n", [";;\t\t"])
^  Exit: (172) [user] format((0x55fbb44dfd70), "/* ~w */~n", [";;\t\t"])
^  Exit: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";;\t\t", 41, 0), nthesize_long_1727480696_9164743, 65)
^  Exit: (169) [system] once(user:(if_t((get_time(1727480701.434666), arg(1, t(1727480701.434666), 1727480696.9125626), 4.522103309631348 is 1727480701.434666-1727480696.9125626, 4.522103309631348>4), (nb_setarg(1, t(1727480701.434666), 1727480701.434666), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;\t\t", 41, 0)), 65]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 7, 7+1), write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";;\t\t", 41, 0), nthesize_long_1727480696_9164743, 65)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55fbb4538270))
   Fail: (169) [system] at_end_of_stream((0x55fbb4538270))
^  Call: (169) [user] must_det_ll(line_count((0x55fbb4538270), _3074))
^  Call: (170) [user] once(user:line_count((0x55fbb4538270), _3074))
   Call: (171) [system] line_count((0x55fbb4538270), _3074)
   Exit: (171) [system] line_count((0x55fbb4538270), 73)
^  Exit: (170) [system] once(user:line_count((0x55fbb4538270), 73))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55fbb4538270), 73))
^  Call: (169) [user] must_det_ll(read_sform((0x55fbb4538270), _3084))
^  Call: (170) [user] once(user:read_sform((0x55fbb4538270), _3084))
^  Call: (171) [user] read_sform((0x55fbb4538270), _3084)
   Call: (172) [system] string((0x55fbb4538270))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (173) [system] string((0x55fbb4538270))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (174) [system] at_end_of_stream((0x55fbb4538270))
   Call: (174) [system] peek_char((0x55fbb4538270), _2027420)
   Exit: (174) [system] peek_char((0x55fbb4538270), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55fbb4538270), '\n')
   Exit: (174) [system] get_char((0x55fbb4538270), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), _3084)
   Call: (175) [system] at_end_of_stream((0x55fbb4538270))
   Call: (175) [system] peek_char((0x55fbb4538270), _2034842)
   Exit: (175) [system] peek_char((0x55fbb4538270), ;)
   Call: (175) [system] char_type(;, space)
^  Call: (175) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (176) [system] string((0x55fbb4538270))
^  Exit: (175) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (175) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (176) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (177) [system] at_end_of_stream((0x55fbb4538270))
   Call: (177) [system] peek_char((0x55fbb4538270), _2043180)
   Exit: (177) [system] peek_char((0x55fbb4538270), ;)
   Call: (177) [system] char_type(;, space)
   Call: (177) [system] _2045966=(0x55fbb4538270)
   Exit: (177) [system] (0x55fbb4538270)=(0x55fbb4538270)
^  Call: (177) [user] once((read_position((0x55fbb4538270), _2047834, _2047836, _2047838, _2047840), read_sexpr((0x55fbb4538270), _2047852), assertz(metta_file_comment(_2047834, _2047836, _2047838, _2047852, _2047840))))
^  Call: (179) [user] read_position((0x55fbb4538270), _2047834, _2047836, _2047838, _2047840)
   Call: (180) [system] stream_property((0x55fbb4538270), position(_2047840))
   Call: (181) [system] nonvar((0x55fbb4538270))
   Exit: (181) [system] nonvar((0x55fbb4538270))
   Call: (181) [system] nonvar(position(_2047840))
   Exit: (181) [system] nonvar(position(_2047840))
   Exit: (180) [system] stream_property((0x55fbb4538270), position('$stream_position'(2755, 74, 0, 2755)))
   Call: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(2755, 74, 0, 2755), _2047834)
   Call: (181) [system] nonvar(line_count)
   Exit: (181) [system] nonvar(line_count)
   Call: (181) [$syspreds] stream_position_field(line_count, _2058092)
   Exit: (181) [$syspreds] stream_position_field(line_count, 2)
   Call: (181) [system] arg(2, '$stream_position'(2755, 74, 0, 2755), _2047834)
   Exit: (181) [system] arg(2, '$stream_position'(2755, 74, 0, 2755), 74)
   Exit: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(2755, 74, 0, 2755), 74)
   Call: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(2755, 74, 0, 2755), _2047836)
   Call: (181) [system] nonvar(line_position)
   Exit: (181) [system] nonvar(line_position)
   Call: (181) [$syspreds] stream_position_field(line_position, _2065526)
   Exit: (181) [$syspreds] stream_position_field(line_position, 3)
   Call: (181) [system] arg(3, '$stream_position'(2755, 74, 0, 2755), _2047836)
   Exit: (181) [system] arg(3, '$stream_position'(2755, 74, 0, 2755), 0)
   Exit: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(2755, 74, 0, 2755), 0)
   Call: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(2755, 74, 0, 2755), _2047838)
   Call: (181) [system] nonvar(char_count)
   Exit: (181) [system] nonvar(char_count)
   Call: (181) [$syspreds] stream_position_field(char_count, _2072960)
   Exit: (181) [$syspreds] stream_position_field(char_count, 1)
   Call: (181) [system] arg(1, '$stream_position'(2755, 74, 0, 2755), _2047838)
   Exit: (181) [system] arg(1, '$stream_position'(2755, 74, 0, 2755), 2755)
   Exit: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(2755, 74, 0, 2755), 2755)
^  Exit: (179) [user] read_position((0x55fbb4538270), 74, 0, 2755, '$stream_position'(2755, 74, 0, 2755))
^  Call: (179) [user] read_sexpr((0x55fbb4538270), _2047852)
   Call: (180) [system] string((0x55fbb4538270))
   Fail: (180) [system] string((0x55fbb4538270))
^  Call: (180) [user] cont_sexpr(')', (0x55fbb4538270), _2047852)
^  Call: (181) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] peek_char((0x55fbb4538270), _2083186)
   Exit: (182) [system] peek_char((0x55fbb4538270), ;)
   Call: (182) [system] (;)=(;)
   Exit: (182) [system] (;)=(;)
^  Call: (182) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (183) [user] read_position((0x55fbb4538270), _2087824, _2087826, _2087828, _2087830)
   Call: (184) [system] stream_property((0x55fbb4538270), position(_2087830))
   Call: (185) [system] nonvar((0x55fbb4538270))
   Exit: (185) [system] nonvar((0x55fbb4538270))
   Call: (185) [system] nonvar(position(_2087830))
   Exit: (185) [system] nonvar(position(_2087830))
   Exit: (184) [system] stream_property((0x55fbb4538270), position('$stream_position'(2755, 74, 0, 2755)))
   Call: (184) [$syspreds] stream_position_data(line_count, '$stream_position'(2755, 74, 0, 2755), _2087824)
   Call: (185) [system] nonvar(line_count)
   Exit: (185) [system] nonvar(line_count)
   Call: (185) [$syspreds] stream_position_field(line_count, _3726)
   Exit: (185) [$syspreds] stream_position_field(line_count, 2)
   Call: (185) [system] arg(2, '$stream_position'(2755, 74, 0, 2755), _3358)
   Exit: (185) [system] arg(2, '$stream_position'(2755, 74, 0, 2755), 74)
   Exit: (184) [$syspreds] stream_position_data(line_count, '$stream_position'(2755, 74, 0, 2755), 74)
   Call: (184) [$syspreds] stream_position_data(line_position, '$stream_position'(2755, 74, 0, 2755), _3360)
   Call: (185) [system] nonvar(line_position)
   Exit: (185) [system] nonvar(line_position)
   Call: (185) [$syspreds] stream_position_field(line_position, _11160)
   Exit: (185) [$syspreds] stream_position_field(line_position, 3)
   Call: (185) [system] arg(3, '$stream_position'(2755, 74, 0, 2755), _3360)
   Exit: (185) [system] arg(3, '$stream_position'(2755, 74, 0, 2755), 0)
   Exit: (184) [$syspreds] stream_position_data(line_position, '$stream_position'(2755, 74, 0, 2755), 0)
   Call: (184) [$syspreds] stream_position_data(char_count, '$stream_position'(2755, 74, 0, 2755), _3362)
   Call: (185) [system] nonvar(char_count)
   Exit: (185) [system] nonvar(char_count)
   Call: (185) [$syspreds] stream_position_field(char_count, _18594)
   Exit: (185) [$syspreds] stream_position_field(char_count, 1)
   Call: (185) [system] arg(1, '$stream_position'(2755, 74, 0, 2755), _3362)
   Exit: (185) [system] arg(1, '$stream_position'(2755, 74, 0, 2755), 2755)
   Exit: (184) [$syspreds] stream_position_data(char_count, '$stream_position'(2755, 74, 0, 2755), 2755)
^  Exit: (183) [user] read_position((0x55fbb4538270), 74, 0, 2755, '$stream_position'(2755, 74, 0, 2755))
   Call: (183) [read_util] read_util:read_line_to_string((0x55fbb4538270), _24188)
   Call: (184) [system] read_string((0x55fbb4538270), '\n', '\r', _25118, _25120)
   Exit: (184) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";; Quaternary rule")
   Call: (184) [system] 10\== -1
   Exit: (184) [system] 10\== -1
   Call: (184) [system] _24188=";; Quaternary rule"
   Exit: (184) [system] ";; Quaternary rule"=";; Quaternary rule"
   Exit: (183) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";; Quaternary rule")
^  Call: (183) [user] assertz(metta_file_comment(74, 0, 2755, '$COMMENT'(";; Quaternary rule", 74, 0), '$stream_position'(2755, 74, 0, 2755)))
^  Exit: (183) [user] assertz(metta_file_comment(74, 0, 2755, '$COMMENT'(";; Quaternary rule", 74, 0), '$stream_position'(2755, 74, 0, 2755)))
^  Exit: (182) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _35380)
   Exit: (183) [system] peek_char((0x55fbb4538270), '(')
   Call: (183) [system] '('=(;)
   Fail: (183) [system] '('=(;)
   Call: (183) [system] '('=(/)
   Fail: (183) [system] '('=(/)
^  Call: (183) [user] is_like_space('(')
   Call: (184) [system] char_type('(', 'white')
   Fail: (184) [system] char_type('(', 'white')
   Call: (184) [system] char_type('(', end_of_line)
   Fail: (184) [system] char_type('(', end_of_line)
   Call: (184) [system] char_type('(', space)
   Fail: (184) [system] char_type('(', space)
   Call: (184) [system] char_type('(', cntrl)
   Fail: (184) [system] char_type('(', cntrl)
^  Fail: (183) [user] is_like_space('(')
^  Exit: (182) [user] skip_spaces((0x55fbb4538270))
^  Exit: (181) [user] skip_spaces((0x55fbb4538270))
   Call: (181) [system] get_char((0x55fbb4538270), _52314)
   Exit: (181) [system] get_char((0x55fbb4538270), '(')
   Call: (181) [system] '('='('
   Exit: (181) [system] '('='('
^  Call: (181) [user] read_list(')', (0x55fbb4538270), _3322)
^  Call: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _57884)
   Exit: (183) [system] peek_char((0x55fbb4538270), =)
   Call: (183) [system] (=)=(;)
   Fail: (183) [system] (=)=(;)
   Call: (183) [system] (=)=(/)
   Fail: (183) [system] (=)=(/)
^  Call: (183) [user] is_like_space(=)
   Call: (184) [system] char_type(=, 'white')
   Fail: (184) [system] char_type(=, 'white')
   Call: (184) [system] char_type(=, end_of_line)
   Fail: (184) [system] char_type(=, end_of_line)
   Call: (184) [system] char_type(=, space)
   Fail: (184) [system] char_type(=, space)
   Call: (184) [system] char_type(=, cntrl)
   Fail: (184) [system] char_type(=, cntrl)
^  Fail: (183) [user] is_like_space(=)
^  Exit: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] peek_char((0x55fbb4538270), _73894)
   Exit: (182) [system] peek_char((0x55fbb4538270), =)
   Call: (182) [system] (=)=')'
   Fail: (182) [system] (=)=')'
   Call: (182) [system] (=)=end_of_file
   Fail: (182) [system] (=)=end_of_file
^  Call: (182) [user] cont_sexpr(')', (0x55fbb4538270), _79464)
^  Call: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _81322)
   Exit: (184) [system] peek_char((0x55fbb4538270), =)
   Call: (184) [system] (=)=(;)
   Fail: (184) [system] (=)=(;)
   Call: (184) [system] (=)=(/)
   Fail: (184) [system] (=)=(/)
^  Call: (184) [user] is_like_space(=)
   Call: (185) [system] char_type(=, 'white')
   Fail: (185) [system] char_type(=, 'white')
   Call: (185) [system] char_type(=, end_of_line)
   Fail: (185) [system] char_type(=, end_of_line)
   Call: (185) [system] char_type(=, space)
   Fail: (185) [system] char_type(=, space)
   Call: (185) [system] char_type(=, cntrl)
   Fail: (185) [system] char_type(=, cntrl)
^  Fail: (184) [user] is_like_space(=)
^  Exit: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] get_char((0x55fbb4538270), _97332)
   Exit: (183) [system] get_char((0x55fbb4538270), =)
   Call: (183) [system] (=)='('
   Fail: (183) [system] (=)='('
   Call: (183) [system] (=)='['
   Fail: (183) [system] (=)='['
   Call: (183) [system] (=)='{'
   Fail: (183) [system] (=)='{'
   Call: (183) [system] (=)='"'
   Fail: (183) [system] (=)='"'
   Call: (183) [system] (=)=!
   Fail: (183) [system] (=)=!
   Call: (183) [system] (=)='\''
   Fail: (183) [system] (=)='\''
   Call: (183) [system] (=)='`'
   Fail: (183) [system] (=)='`'
   Call: (183) [system] (=)=end_of_file
   Fail: (183) [system] (=)=end_of_file
^  Call: (183) [user] read_symbolic(')', (0x55fbb4538270), =, _79464)
^  Call: (184) [user] read_symbolic_cont(')', (0x55fbb4538270), _114974)
   Call: (185) [system] peek_char((0x55fbb4538270), _115908)
   Exit: (185) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (185) [user] is_delimiter(' ')
   Call: (186) [system] char_type(' ', space)
   Exit: (186) [system] char_type(' ', space)
^  Exit: (185) [user] is_delimiter(' ')
   Call: (185) [system] _114974=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (184) [user] classify_and_convert_charseq([=], _79464)
^  Call: (185) [user] classify_and_convert_charseq_([=], _125192)
^  Call: (187) [system] setup_call_cleanup('$notrace'(_126144, _126146), once(user:catch(read_from_chars([=], _125192), _126126, fail)), '$restore_trace'(_126144, _126146))
^  Call: (188) [system] sig_atomic(system:'$notrace'(_126144, _126146))
^  Exit: (187) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([=], =), _126126, fail)), system:'$restore_trace'(3, -1))
   Call: (186) [system] atomic(=)
   Exit: (186) [system] atomic(=)
^  Exit: (185) [user] classify_and_convert_charseq_([=], =)
   Call: (185) [system] integer(=)
   Fail: (185) [system] integer(=)
   Call: (185) [system] _79464=(=)
   Exit: (185) [system] (=)=(=)
^  Exit: (184) [user] classify_and_convert_charseq([=], =)
^  Exit: (183) [user] read_symbolic(')', (0x55fbb4538270), =, =)
^  Exit: (182) [user] cont_sexpr(')', (0x55fbb4538270), =)
^  Call: (182) [user] read_list(')', (0x55fbb4538270), _138272)
^  Call: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _140130)
   Exit: (184) [system] peek_char((0x55fbb4538270), ' ')
   Call: (184) [system] ' '=(;)
   Fail: (184) [system] ' '=(;)
   Call: (184) [system] ' '=(/)
   Fail: (184) [system] ' '=(/)
^  Call: (184) [user] is_like_space(' ')
   Call: (185) [system] char_type(' ', 'white')
   Exit: (185) [system] char_type(' ', 'white')
^  Exit: (184) [user] is_like_space(' ')
   Call: (184) [system] get_char((0x55fbb4538270), _149724)
   Exit: (184) [system] get_char((0x55fbb4538270), ' ')
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _152428)
   Exit: (185) [system] peek_char((0x55fbb4538270), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
   Call: (185) [system] '('=(/)
   Fail: (185) [system] '('=(/)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
^  Exit: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _169362)
   Exit: (183) [system] peek_char((0x55fbb4538270), '(')
   Call: (183) [system] '('=')'
   Fail: (183) [system] '('=')'
   Call: (183) [system] '('=end_of_file
   Fail: (183) [system] '('=end_of_file
^  Call: (183) [user] cont_sexpr(')', (0x55fbb4538270), _174932)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _176790)
   Exit: (185) [system] peek_char((0x55fbb4538270), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
   Call: (185) [system] '('=(/)
   Fail: (185) [system] '('=(/)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] get_char((0x55fbb4538270), _192800)
   Exit: (184) [system] get_char((0x55fbb4538270), '(')
   Call: (184) [system] '('='('
   Exit: (184) [system] '('='('
^  Call: (184) [user] read_list(')', (0x55fbb4538270), _174932)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _198370)
   Exit: (186) [system] peek_char((0x55fbb4538270), s)
   Call: (186) [system] s=(;)
   Fail: (186) [system] s=(;)
   Call: (186) [system] s=(/)
   Fail: (186) [system] s=(/)
^  Call: (186) [user] is_like_space(s)
   Call: (187) [system] char_type(s, 'white')
   Fail: (187) [system] char_type(s, 'white')
   Call: (187) [system] char_type(s, end_of_line)
   Fail: (187) [system] char_type(s, end_of_line)
   Call: (187) [system] char_type(s, space)
   Fail: (187) [system] char_type(s, space)
   Call: (187) [system] char_type(s, cntrl)
   Fail: (187) [system] char_type(s, cntrl)
^  Fail: (186) [user] is_like_space(s)
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _214380)
   Exit: (185) [system] peek_char((0x55fbb4538270), s)
   Call: (185) [system] s=')'
   Fail: (185) [system] s=')'
   Call: (185) [system] s=end_of_file
   Fail: (185) [system] s=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55fbb4538270), _219950)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _221808)
   Exit: (187) [system] peek_char((0x55fbb4538270), s)
   Call: (187) [system] s=(;)
   Fail: (187) [system] s=(;)
   Call: (187) [system] s=(/)
   Fail: (187) [system] s=(/)
^  Call: (187) [user] is_like_space(s)
   Call: (188) [system] char_type(s, 'white')
   Fail: (188) [system] char_type(s, 'white')
   Call: (188) [system] char_type(s, end_of_line)
   Fail: (188) [system] char_type(s, end_of_line)
   Call: (188) [system] char_type(s, space)
   Fail: (188) [system] char_type(s, space)
   Call: (188) [system] char_type(s, cntrl)
   Fail: (188) [system] char_type(s, cntrl)
^  Fail: (187) [user] is_like_space(s)
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] get_char((0x55fbb4538270), _237818)
   Exit: (186) [system] get_char((0x55fbb4538270), s)
   Call: (186) [system] s='('
   Fail: (186) [system] s='('
   Call: (186) [system] s='['
   Fail: (186) [system] s='['
   Call: (186) [system] s='{'
   Fail: (186) [system] s='{'
   Call: (186) [system] s='"'
   Fail: (186) [system] s='"'
   Call: (186) [system] s=!
   Fail: (186) [system] s=!
   Call: (186) [system] s='\''
   Fail: (186) [system] s='\''
   Call: (186) [system] s='`'
   Fail: (186) [system] s='`'
   Call: (186) [system] s=end_of_file
   Fail: (186) [system] s=end_of_file
^  Call: (186) [user] read_symbolic(')', (0x55fbb4538270), s, _219950)
^  Call: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), _255460)
   Call: (188) [system] peek_char((0x55fbb4538270), _256394)
   Exit: (188) [system] peek_char((0x55fbb4538270), y)
^  Call: (188) [user] is_delimiter(y)
   Call: (189) [system] char_type(y, space)
   Fail: (189) [system] char_type(y, space)
   Call: (189) [system] arg(_261114, v('(', ')', end_of_file), y)
   Fail: (189) [system] arg(_262046, v('(', ')', end_of_file), y)
^  Fail: (188) [user] is_delimiter(y)
   Call: (188) [system] ')'==y
   Fail: (188) [system] ')'==y
   Call: (188) [system] get_char((0x55fbb4538270), y)
   Exit: (188) [system] get_char((0x55fbb4538270), y)
   Call: (188) [system] y=(\)
   Fail: (188) [system] y=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _269396)
   Call: (189) [system] peek_char((0x55fbb4538270), _270330)
   Exit: (189) [system] peek_char((0x55fbb4538270), n)
^  Call: (189) [user] is_delimiter(n)
   Call: (190) [system] char_type(n, space)
   Fail: (190) [system] char_type(n, space)
   Call: (190) [system] arg(_275050, v('(', ')', end_of_file), n)
   Fail: (190) [system] arg(_275982, v('(', ')', end_of_file), n)
^  Fail: (189) [user] is_delimiter(n)
   Call: (189) [system] ')'==n
   Fail: (189) [system] ')'==n
   Call: (189) [system] get_char((0x55fbb4538270), n)
   Exit: (189) [system] get_char((0x55fbb4538270), n)
   Call: (189) [system] n=(\)
   Fail: (189) [system] n=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), _283332)
   Call: (190) [system] peek_char((0x55fbb4538270), _284266)
   Exit: (190) [system] peek_char((0x55fbb4538270), t)
^  Call: (190) [user] is_delimiter(t)
   Call: (191) [system] char_type(t, space)
   Fail: (191) [system] char_type(t, space)
   Call: (191) [system] arg(_288986, v('(', ')', end_of_file), t)
   Fail: (191) [system] arg(_289918, v('(', ')', end_of_file), t)
^  Fail: (190) [user] is_delimiter(t)
   Call: (190) [system] ')'==t
   Fail: (190) [system] ')'==t
   Call: (190) [system] get_char((0x55fbb4538270), t)
   Exit: (190) [system] get_char((0x55fbb4538270), t)
   Call: (190) [system] t=(\)
   Fail: (190) [system] t=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _297268)
   Call: (191) [system] peek_char((0x55fbb4538270), _298202)
   Exit: (191) [system] peek_char((0x55fbb4538270), h)
^  Call: (191) [user] is_delimiter(h)
   Call: (192) [system] char_type(h, space)
   Fail: (192) [system] char_type(h, space)
   Call: (192) [system] arg(_302922, v('(', ')', end_of_file), h)
   Fail: (192) [system] arg(_303854, v('(', ')', end_of_file), h)
^  Fail: (191) [user] is_delimiter(h)
   Call: (191) [system] ')'==h
   Fail: (191) [system] ')'==h
   Call: (191) [system] get_char((0x55fbb4538270), h)
   Exit: (191) [system] get_char((0x55fbb4538270), h)
   Call: (191) [system] h=(\)
   Fail: (191) [system] h=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _311204)
   Call: (192) [system] peek_char((0x55fbb4538270), _312138)
   Exit: (192) [system] peek_char((0x55fbb4538270), e)
^  Call: (192) [user] is_delimiter(e)
   Call: (193) [system] char_type(e, space)
   Fail: (193) [system] char_type(e, space)
   Call: (193) [system] arg(_316858, v('(', ')', end_of_file), e)
   Fail: (193) [system] arg(_317790, v('(', ')', end_of_file), e)
^  Fail: (192) [user] is_delimiter(e)
   Call: (192) [system] ')'==e
   Fail: (192) [system] ')'==e
   Call: (192) [system] get_char((0x55fbb4538270), e)
   Exit: (192) [system] get_char((0x55fbb4538270), e)
   Call: (192) [system] e=(\)
   Fail: (192) [system] e=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _325140)
   Call: (193) [system] peek_char((0x55fbb4538270), _326074)
   Exit: (193) [system] peek_char((0x55fbb4538270), s)
^  Call: (193) [user] is_delimiter(s)
   Call: (194) [system] char_type(s, space)
   Fail: (194) [system] char_type(s, space)
   Call: (194) [system] arg(_330794, v('(', ')', end_of_file), s)
   Fail: (194) [system] arg(_331726, v('(', ')', end_of_file), s)
^  Fail: (193) [user] is_delimiter(s)
   Call: (193) [system] ')'==s
   Fail: (193) [system] ')'==s
   Call: (193) [system] get_char((0x55fbb4538270), s)
   Exit: (193) [system] get_char((0x55fbb4538270), s)
   Call: (193) [system] s=(\)
   Fail: (193) [system] s=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _339076)
   Call: (194) [system] peek_char((0x55fbb4538270), _340010)
   Exit: (194) [system] peek_char((0x55fbb4538270), i)
^  Call: (194) [user] is_delimiter(i)
   Call: (195) [system] char_type(i, space)
   Fail: (195) [system] char_type(i, space)
   Call: (195) [system] arg(_344730, v('(', ')', end_of_file), i)
   Fail: (195) [system] arg(_345662, v('(', ')', end_of_file), i)
^  Fail: (194) [user] is_delimiter(i)
   Call: (194) [system] ')'==i
   Fail: (194) [system] ')'==i
   Call: (194) [system] get_char((0x55fbb4538270), i)
   Exit: (194) [system] get_char((0x55fbb4538270), i)
   Call: (194) [system] i=(\)
   Fail: (194) [system] i=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _353012)
   Call: (195) [system] peek_char((0x55fbb4538270), _353946)
   Exit: (195) [system] peek_char((0x55fbb4538270), z)
^  Call: (195) [user] is_delimiter(z)
   Call: (196) [system] char_type(z, space)
   Fail: (196) [system] char_type(z, space)
   Call: (196) [system] arg(_358666, v('(', ')', end_of_file), z)
   Fail: (196) [system] arg(_359598, v('(', ')', end_of_file), z)
^  Fail: (195) [user] is_delimiter(z)
   Call: (195) [system] ')'==z
   Fail: (195) [system] ')'==z
   Call: (195) [system] get_char((0x55fbb4538270), z)
   Exit: (195) [system] get_char((0x55fbb4538270), z)
   Call: (195) [system] z=(\)
   Fail: (195) [system] z=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _366948)
   Call: (196) [system] peek_char((0x55fbb4538270), _367882)
   Exit: (196) [system] peek_char((0x55fbb4538270), e)
^  Call: (196) [user] is_delimiter(e)
   Call: (197) [system] char_type(e, space)
   Fail: (197) [system] char_type(e, space)
   Call: (197) [system] arg(_372602, v('(', ')', end_of_file), e)
   Fail: (197) [system] arg(_373534, v('(', ')', end_of_file), e)
^  Fail: (196) [user] is_delimiter(e)
   Call: (196) [system] ')'==e
   Fail: (196) [system] ')'==e
   Call: (196) [system] get_char((0x55fbb4538270), e)
   Exit: (196) [system] get_char((0x55fbb4538270), e)
   Call: (196) [system] e=(\)
   Fail: (196) [system] e=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _380884)
   Call: (197) [system] peek_char((0x55fbb4538270), _381818)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (197) [user] is_delimiter(' ')
   Call: (198) [system] char_type(' ', space)
   Exit: (198) [system] char_type(' ', space)
^  Exit: (197) [user] is_delimiter(' ')
   Call: (197) [system] _380884=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (196) [system] _366948=[e]
   Exit: (196) [system] [e]=[e]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (195) [system] _353012=[z, e]
   Exit: (195) [system] [z, e]=[z, e]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [z, e])
   Call: (194) [system] _339076=[i, z, e]
   Exit: (194) [system] [i, z, e]=[i, z, e]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, z, e])
   Call: (193) [system] _325140=[s, i, z, e]
   Exit: (193) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, i, z, e])
   Call: (192) [system] _311204=[e, s, i, z, e]
   Exit: (192) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, s, i, z, e])
   Call: (191) [system] _297268=[h, e, s, i, z, e]
   Exit: (191) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [h, e, s, i, z, e])
   Call: (190) [system] _283332=[t, h, e, s, i, z, e]
   Exit: (190) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, h, e, s, i, z, e])
   Call: (189) [system] _269396=[n, t, h, e, s, i, z, e]
   Exit: (189) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, h, e, s, i, z, e])
   Call: (188) [system] _255460=[y, n, t, h, e, s, i, z, e]
   Exit: (188) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), [y, n, t, h, e, s, i, z, e])
^  Call: (187) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], _219950)
^  Call: (188) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], _416248)
^  Call: (190) [system] setup_call_cleanup('$notrace'(_417200, _417202), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _416248), _417182, fail)), '$restore_trace'(_417200, _417202))
^  Call: (191) [system] sig_atomic(system:'$notrace'(_417200, _417202))
^  Exit: (190) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _417182, fail)), system:'$restore_trace'(3, -1))
   Call: (189) [system] atomic(synthesize)
   Exit: (189) [system] atomic(synthesize)
^  Exit: (188) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], synthesize)
   Call: (188) [system] integer(synthesize)
   Fail: (188) [system] integer(synthesize)
   Call: (188) [system] _219950=synthesize
   Exit: (188) [system] synthesize=synthesize
^  Exit: (187) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (186) [user] read_symbolic(')', (0x55fbb4538270), s, synthesize)
^  Exit: (185) [user] cont_sexpr(')', (0x55fbb4538270), synthesize)
^  Call: (185) [user] read_list(')', (0x55fbb4538270), _429328)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _431186)
   Exit: (187) [system] peek_char((0x55fbb4538270), ' ')
   Call: (187) [system] ' '=(;)
   Fail: (187) [system] ' '=(;)
   Call: (187) [system] ' '=(/)
   Fail: (187) [system] ' '=(/)
^  Call: (187) [user] is_like_space(' ')
   Call: (188) [system] char_type(' ', 'white')
   Exit: (188) [system] char_type(' ', 'white')
^  Exit: (187) [user] is_like_space(' ')
   Call: (187) [system] get_char((0x55fbb4538270), _440780)
   Exit: (187) [system] get_char((0x55fbb4538270), ' ')
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _443484)
   Exit: (188) [system] peek_char((0x55fbb4538270), $)
   Call: (188) [system] ($)=(;)
   Fail: (188) [system] ($)=(;)
   Call: (188) [system] ($)=(/)
   Fail: (188) [system] ($)=(/)
^  Call: (188) [user] is_like_space($)
   Call: (189) [system] char_type($, 'white')
   Fail: (189) [system] char_type($, 'white')
   Call: (189) [system] char_type($, end_of_line)
   Fail: (189) [system] char_type($, end_of_line)
   Call: (189) [system] char_type($, space)
   Fail: (189) [system] char_type($, space)
   Call: (189) [system] char_type($, cntrl)
   Fail: (189) [system] char_type($, cntrl)
^  Fail: (188) [user] is_like_space($)
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _460418)
   Exit: (186) [system] peek_char((0x55fbb4538270), $)
   Call: (186) [system] ($)=')'
   Fail: (186) [system] ($)=')'
   Call: (186) [system] ($)=end_of_file
   Fail: (186) [system] ($)=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55fbb4538270), _465988)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _467846)
   Exit: (188) [system] peek_char((0x55fbb4538270), $)
   Call: (188) [system] ($)=(;)
   Fail: (188) [system] ($)=(;)
   Call: (188) [system] ($)=(/)
   Fail: (188) [system] ($)=(/)
^  Call: (188) [user] is_like_space($)
   Call: (189) [system] char_type($, 'white')
   Fail: (189) [system] char_type($, 'white')
   Call: (189) [system] char_type($, end_of_line)
   Fail: (189) [system] char_type($, end_of_line)
   Call: (189) [system] char_type($, space)
   Fail: (189) [system] char_type($, space)
   Call: (189) [system] char_type($, cntrl)
   Fail: (189) [system] char_type($, cntrl)
^  Fail: (188) [user] is_like_space($)
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] get_char((0x55fbb4538270), _483856)
   Exit: (187) [system] get_char((0x55fbb4538270), $)
   Call: (187) [system] ($)='('
   Fail: (187) [system] ($)='('
   Call: (187) [system] ($)='['
   Fail: (187) [system] ($)='['
   Call: (187) [system] ($)='{'
   Fail: (187) [system] ($)='{'
   Call: (187) [system] ($)='"'
   Fail: (187) [system] ($)='"'
   Call: (187) [system] ($)=!
   Fail: (187) [system] ($)=!
   Call: (187) [system] ($)='\''
   Fail: (187) [system] ($)='\''
   Call: (187) [system] ($)='`'
   Fail: (187) [system] ($)='`'
   Call: (187) [system] ($)=end_of_file
   Fail: (187) [system] ($)=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55fbb4538270), $, _465988)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _501498)
   Call: (189) [system] peek_char((0x55fbb4538270), _502432)
   Exit: (189) [system] peek_char((0x55fbb4538270), q)
^  Call: (189) [user] is_delimiter(q)
   Call: (190) [system] char_type(q, space)
   Fail: (190) [system] char_type(q, space)
   Call: (190) [system] arg(_507152, v('(', ')', end_of_file), q)
   Fail: (190) [system] arg(_508084, v('(', ')', end_of_file), q)
^  Fail: (189) [user] is_delimiter(q)
   Call: (189) [system] ')'==q
   Fail: (189) [system] ')'==q
   Call: (189) [system] get_char((0x55fbb4538270), q)
   Exit: (189) [system] get_char((0x55fbb4538270), q)
   Call: (189) [system] q=(\)
   Fail: (189) [system] q=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), _515434)
   Call: (190) [system] peek_char((0x55fbb4538270), _516368)
   Exit: (190) [system] peek_char((0x55fbb4538270), u)
^  Call: (190) [user] is_delimiter(u)
   Call: (191) [system] char_type(u, space)
   Fail: (191) [system] char_type(u, space)
   Call: (191) [system] arg(_521088, v('(', ')', end_of_file), u)
   Fail: (191) [system] arg(_522020, v('(', ')', end_of_file), u)
^  Fail: (190) [user] is_delimiter(u)
   Call: (190) [system] ')'==u
   Fail: (190) [system] ')'==u
   Call: (190) [system] get_char((0x55fbb4538270), u)
   Exit: (190) [system] get_char((0x55fbb4538270), u)
   Call: (190) [system] u=(\)
   Fail: (190) [system] u=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _529370)
   Call: (191) [system] peek_char((0x55fbb4538270), _530304)
   Exit: (191) [system] peek_char((0x55fbb4538270), e)
^  Call: (191) [user] is_delimiter(e)
   Call: (192) [system] char_type(e, space)
   Fail: (192) [system] char_type(e, space)
   Call: (192) [system] arg(_535024, v('(', ')', end_of_file), e)
   Fail: (192) [system] arg(_535956, v('(', ')', end_of_file), e)
^  Fail: (191) [user] is_delimiter(e)
   Call: (191) [system] ')'==e
   Fail: (191) [system] ')'==e
   Call: (191) [system] get_char((0x55fbb4538270), e)
   Exit: (191) [system] get_char((0x55fbb4538270), e)
   Call: (191) [system] e=(\)
   Fail: (191) [system] e=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _543306)
   Call: (192) [system] peek_char((0x55fbb4538270), _544240)
   Exit: (192) [system] peek_char((0x55fbb4538270), r)
^  Call: (192) [user] is_delimiter(r)
   Call: (193) [system] char_type(r, space)
   Fail: (193) [system] char_type(r, space)
   Call: (193) [system] arg(_548960, v('(', ')', end_of_file), r)
   Fail: (193) [system] arg(_549892, v('(', ')', end_of_file), r)
^  Fail: (192) [user] is_delimiter(r)
   Call: (192) [system] ')'==r
   Fail: (192) [system] ')'==r
   Call: (192) [system] get_char((0x55fbb4538270), r)
   Exit: (192) [system] get_char((0x55fbb4538270), r)
   Call: (192) [system] r=(\)
   Fail: (192) [system] r=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _557242)
   Call: (193) [system] peek_char((0x55fbb4538270), _558176)
   Exit: (193) [system] peek_char((0x55fbb4538270), y)
^  Call: (193) [user] is_delimiter(y)
   Call: (194) [system] char_type(y, space)
   Fail: (194) [system] char_type(y, space)
   Call: (194) [system] arg(_562896, v('(', ')', end_of_file), y)
   Fail: (194) [system] arg(_563828, v('(', ')', end_of_file), y)
^  Fail: (193) [user] is_delimiter(y)
   Call: (193) [system] ')'==y
   Fail: (193) [system] ')'==y
   Call: (193) [system] get_char((0x55fbb4538270), y)
   Exit: (193) [system] get_char((0x55fbb4538270), y)
   Call: (193) [system] y=(\)
   Fail: (193) [system] y=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _571178)
   Call: (194) [system] peek_char((0x55fbb4538270), _572112)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _571178=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (193) [system] _557242=[y]
   Exit: (193) [system] [y]=[y]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [y])
   Call: (192) [system] _543306=[r, y]
   Exit: (192) [system] [r, y]=[r, y]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, y])
   Call: (191) [system] _529370=[e, r, y]
   Exit: (191) [system] [e, r, y]=[e, r, y]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, r, y])
   Call: (190) [system] _515434=[u, e, r, y]
   Exit: (190) [system] [u, e, r, y]=[u, e, r, y]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, e, r, y])
   Call: (189) [system] _501498=[q, u, e, r, y]
   Exit: (189) [system] [q, u, e, r, y]=[q, u, e, r, y]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [q, u, e, r, y])
^  Call: (188) [user] classify_and_convert_charseq([$, q, u, e, r, y], _465988)
^  Call: (189) [user] classify_and_convert_charseq_([$, q, u, e, r, y], _595366)
   Call: (190) [system] atom_chars(_596298, ['_', q, u, e, r, y])
   Exit: (190) [system] atom_chars('_query', ['_', q, u, e, r, y])
^  Exit: (189) [user] classify_and_convert_charseq_([$, q, u, e, r, y], _query)
   Call: (189) [system] integer(_query)
   Fail: (189) [system] integer(_query)
   Call: (189) [system] _465988=_query
   Exit: (189) [system] _query=_query
^  Exit: (188) [user] classify_and_convert_charseq([$, q, u, e, r, y], _query)
^  Exit: (187) [user] read_symbolic(')', (0x55fbb4538270), $, _query)
^  Exit: (186) [user] cont_sexpr(')', (0x55fbb4538270), _query)
^  Call: (186) [user] read_list(')', (0x55fbb4538270), _605590)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _607448)
   Exit: (188) [system] peek_char((0x55fbb4538270), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
   Call: (188) [system] ' '=(/)
   Fail: (188) [system] ' '=(/)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55fbb4538270), _617042)
   Exit: (188) [system] get_char((0x55fbb4538270), ' ')
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _619746)
   Exit: (189) [system] peek_char((0x55fbb4538270), $)
   Call: (189) [system] ($)=(;)
   Fail: (189) [system] ($)=(;)
   Call: (189) [system] ($)=(/)
   Fail: (189) [system] ($)=(/)
^  Call: (189) [user] is_like_space($)
   Call: (190) [system] char_type($, 'white')
   Fail: (190) [system] char_type($, 'white')
   Call: (190) [system] char_type($, end_of_line)
   Fail: (190) [system] char_type($, end_of_line)
   Call: (190) [system] char_type($, space)
   Fail: (190) [system] char_type($, space)
   Call: (190) [system] char_type($, cntrl)
   Fail: (190) [system] char_type($, cntrl)
^  Fail: (189) [user] is_like_space($)
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _636680)
   Exit: (187) [system] peek_char((0x55fbb4538270), $)
   Call: (187) [system] ($)=')'
   Fail: (187) [system] ($)=')'
   Call: (187) [system] ($)=end_of_file
   Fail: (187) [system] ($)=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55fbb4538270), _642250)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _644108)
   Exit: (189) [system] peek_char((0x55fbb4538270), $)
   Call: (189) [system] ($)=(;)
   Fail: (189) [system] ($)=(;)
   Call: (189) [system] ($)=(/)
   Fail: (189) [system] ($)=(/)
^  Call: (189) [user] is_like_space($)
   Call: (190) [system] char_type($, 'white')
   Fail: (190) [system] char_type($, 'white')
   Call: (190) [system] char_type($, end_of_line)
   Fail: (190) [system] char_type($, end_of_line)
   Call: (190) [system] char_type($, space)
   Fail: (190) [system] char_type($, space)
   Call: (190) [system] char_type($, cntrl)
   Fail: (190) [system] char_type($, cntrl)
^  Fail: (189) [user] is_like_space($)
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] get_char((0x55fbb4538270), _660118)
   Exit: (188) [system] get_char((0x55fbb4538270), $)
   Call: (188) [system] ($)='('
   Fail: (188) [system] ($)='('
   Call: (188) [system] ($)='['
   Fail: (188) [system] ($)='['
   Call: (188) [system] ($)='{'
   Fail: (188) [system] ($)='{'
   Call: (188) [system] ($)='"'
   Fail: (188) [system] ($)='"'
   Call: (188) [system] ($)=!
   Fail: (188) [system] ($)=!
   Call: (188) [system] ($)='\''
   Fail: (188) [system] ($)='\''
   Call: (188) [system] ($)='`'
   Fail: (188) [system] ($)='`'
   Call: (188) [system] ($)=end_of_file
   Fail: (188) [system] ($)=end_of_file
^  Call: (188) [user] read_symbolic(')', (0x55fbb4538270), $, _642250)
^  Call: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), _677760)
   Call: (190) [system] peek_char((0x55fbb4538270), _678694)
   Exit: (190) [system] peek_char((0x55fbb4538270), k)
^  Call: (190) [user] is_delimiter(k)
   Call: (191) [system] char_type(k, space)
   Fail: (191) [system] char_type(k, space)
   Call: (191) [system] arg(_683414, v('(', ')', end_of_file), k)
   Fail: (191) [system] arg(_684346, v('(', ')', end_of_file), k)
^  Fail: (190) [user] is_delimiter(k)
   Call: (190) [system] ')'==k
   Fail: (190) [system] ')'==k
   Call: (190) [system] get_char((0x55fbb4538270), k)
   Exit: (190) [system] get_char((0x55fbb4538270), k)
   Call: (190) [system] k=(\)
   Fail: (190) [system] k=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _691696)
   Call: (191) [system] peek_char((0x55fbb4538270), _692630)
   Exit: (191) [system] peek_char((0x55fbb4538270), b)
^  Call: (191) [user] is_delimiter(b)
   Call: (192) [system] char_type(b, space)
   Fail: (192) [system] char_type(b, space)
   Call: (192) [system] arg(_697350, v('(', ')', end_of_file), b)
   Fail: (192) [system] arg(_698282, v('(', ')', end_of_file), b)
^  Fail: (191) [user] is_delimiter(b)
   Call: (191) [system] ')'==b
   Fail: (191) [system] ')'==b
   Call: (191) [system] get_char((0x55fbb4538270), b)
   Exit: (191) [system] get_char((0x55fbb4538270), b)
   Call: (191) [system] b=(\)
   Fail: (191) [system] b=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _705632)
   Call: (192) [system] peek_char((0x55fbb4538270), _706566)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (192) [user] is_delimiter(' ')
   Call: (193) [system] char_type(' ', space)
   Exit: (193) [system] char_type(' ', space)
^  Exit: (192) [user] is_delimiter(' ')
   Call: (192) [system] _705632=[]
   Exit: (192) [system] []=[]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (191) [system] _691696=[b]
   Exit: (191) [system] [b]=[b]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (190) [system] _677760=[k, b]
   Exit: (190) [system] [k, b]=[k, b]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), [k, b])
^  Call: (189) [user] classify_and_convert_charseq([$, k, b], _642250)
^  Call: (190) [user] classify_and_convert_charseq_([$, k, b], _721438)
   Call: (191) [system] atom_chars(_722370, ['_', k, b])
   Exit: (191) [system] atom_chars('_kb', ['_', k, b])
^  Exit: (190) [user] classify_and_convert_charseq_([$, k, b], _kb)
   Call: (190) [system] integer(_kb)
   Fail: (190) [system] integer(_kb)
   Call: (190) [system] _642250=_kb
   Exit: (190) [system] _kb=_kb
^  Exit: (189) [user] classify_and_convert_charseq([$, k, b], _kb)
^  Exit: (188) [user] read_symbolic(')', (0x55fbb4538270), $, _kb)
^  Exit: (187) [user] cont_sexpr(')', (0x55fbb4538270), _kb)
^  Call: (187) [user] read_list(')', (0x55fbb4538270), _731662)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _733520)
   Exit: (189) [system] peek_char((0x55fbb4538270), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
   Call: (189) [system] ' '=(/)
   Fail: (189) [system] ' '=(/)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55fbb4538270), _743114)
   Exit: (189) [system] get_char((0x55fbb4538270), ' ')
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _745818)
   Exit: (190) [system] peek_char((0x55fbb4538270), $)
   Call: (190) [system] ($)=(;)
   Fail: (190) [system] ($)=(;)
   Call: (190) [system] ($)=(/)
   Fail: (190) [system] ($)=(/)
^  Call: (190) [user] is_like_space($)
   Call: (191) [system] char_type($, 'white')
   Fail: (191) [system] char_type($, 'white')
   Call: (191) [system] char_type($, end_of_line)
   Fail: (191) [system] char_type($, end_of_line)
   Call: (191) [system] char_type($, space)
   Fail: (191) [system] char_type($, space)
   Call: (191) [system] char_type($, cntrl)
   Fail: (191) [system] char_type($, cntrl)
^  Fail: (190) [user] is_like_space($)
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _762752)
   Exit: (188) [system] peek_char((0x55fbb4538270), $)
   Call: (188) [system] ($)=')'
   Fail: (188) [system] ($)=')'
   Call: (188) [system] ($)=end_of_file
   Fail: (188) [system] ($)=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55fbb4538270), _768322)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _770180)
   Exit: (190) [system] peek_char((0x55fbb4538270), $)
   Call: (190) [system] ($)=(;)
   Fail: (190) [system] ($)=(;)
   Call: (190) [system] ($)=(/)
   Fail: (190) [system] ($)=(/)
^  Call: (190) [user] is_like_space($)
   Call: (191) [system] char_type($, 'white')
   Fail: (191) [system] char_type($, 'white')
   Call: (191) [system] char_type($, end_of_line)
   Fail: (191) [system] char_type($, end_of_line)
   Call: (191) [system] char_type($, space)
   Fail: (191) [system] char_type($, space)
   Call: (191) [system] char_type($, cntrl)
   Fail: (191) [system] char_type($, cntrl)
^  Fail: (190) [user] is_like_space($)
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] get_char((0x55fbb4538270), _786190)
   Exit: (189) [system] get_char((0x55fbb4538270), $)
   Call: (189) [system] ($)='('
   Fail: (189) [system] ($)='('
   Call: (189) [system] ($)='['
   Fail: (189) [system] ($)='['
   Call: (189) [system] ($)='{'
   Fail: (189) [system] ($)='{'
   Call: (189) [system] ($)='"'
   Fail: (189) [system] ($)='"'
   Call: (189) [system] ($)=!
   Fail: (189) [system] ($)=!
   Call: (189) [system] ($)='\''
   Fail: (189) [system] ($)='\''
   Call: (189) [system] ($)='`'
   Fail: (189) [system] ($)='`'
   Call: (189) [system] ($)=end_of_file
   Fail: (189) [system] ($)=end_of_file
^  Call: (189) [user] read_symbolic(')', (0x55fbb4538270), $, _768322)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _803832)
   Call: (191) [system] peek_char((0x55fbb4538270), _804766)
   Exit: (191) [system] peek_char((0x55fbb4538270), r)
^  Call: (191) [user] is_delimiter(r)
   Call: (192) [system] char_type(r, space)
   Fail: (192) [system] char_type(r, space)
   Call: (192) [system] arg(_809486, v('(', ')', end_of_file), r)
   Fail: (192) [system] arg(_810418, v('(', ')', end_of_file), r)
^  Fail: (191) [user] is_delimiter(r)
   Call: (191) [system] ')'==r
   Fail: (191) [system] ')'==r
   Call: (191) [system] get_char((0x55fbb4538270), r)
   Exit: (191) [system] get_char((0x55fbb4538270), r)
   Call: (191) [system] r=(\)
   Fail: (191) [system] r=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _817768)
   Call: (192) [system] peek_char((0x55fbb4538270), _818702)
   Exit: (192) [system] peek_char((0x55fbb4538270), b)
^  Call: (192) [user] is_delimiter(b)
   Call: (193) [system] char_type(b, space)
   Fail: (193) [system] char_type(b, space)
   Call: (193) [system] arg(_823422, v('(', ')', end_of_file), b)
   Fail: (193) [system] arg(_824354, v('(', ')', end_of_file), b)
^  Fail: (192) [user] is_delimiter(b)
   Call: (192) [system] ')'==b
   Fail: (192) [system] ')'==b
   Call: (192) [system] get_char((0x55fbb4538270), b)
   Exit: (192) [system] get_char((0x55fbb4538270), b)
   Call: (192) [system] b=(\)
   Fail: (192) [system] b=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _831704)
   Call: (193) [system] peek_char((0x55fbb4538270), _832638)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (193) [user] is_delimiter(' ')
   Call: (194) [system] char_type(' ', space)
   Exit: (194) [system] char_type(' ', space)
^  Exit: (193) [user] is_delimiter(' ')
   Call: (193) [system] _831704=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (192) [system] _817768=[b]
   Exit: (192) [system] [b]=[b]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (191) [system] _803832=[r, b]
   Exit: (191) [system] [r, b]=[r, b]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, b])
^  Call: (190) [user] classify_and_convert_charseq([$, r, b], _768322)
^  Call: (191) [user] classify_and_convert_charseq_([$, r, b], _847510)
   Call: (192) [system] atom_chars(_848442, ['_', r, b])
   Exit: (192) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (191) [user] classify_and_convert_charseq_([$, r, b], _rb)
   Call: (191) [system] integer(_rb)
   Fail: (191) [system] integer(_rb)
   Call: (191) [system] _768322=_rb
   Exit: (191) [system] _rb=_rb
^  Exit: (190) [user] classify_and_convert_charseq([$, r, b], _rb)
^  Exit: (189) [user] read_symbolic(')', (0x55fbb4538270), $, _rb)
^  Exit: (188) [user] cont_sexpr(')', (0x55fbb4538270), _rb)
^  Call: (188) [user] read_list(')', (0x55fbb4538270), _857734)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _859592)
   Exit: (190) [system] peek_char((0x55fbb4538270), ' ')
   Call: (190) [system] ' '=(;)
   Fail: (190) [system] ' '=(;)
   Call: (190) [system] ' '=(/)
   Fail: (190) [system] ' '=(/)
^  Call: (190) [user] is_like_space(' ')
   Call: (191) [system] char_type(' ', 'white')
   Exit: (191) [system] char_type(' ', 'white')
^  Exit: (190) [user] is_like_space(' ')
   Call: (190) [system] get_char((0x55fbb4538270), _869186)
   Exit: (190) [system] get_char((0x55fbb4538270), ' ')
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _871890)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
   Call: (191) [system] '('=(/)
   Fail: (191) [system] '('=(/)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _888824)
   Exit: (189) [system] peek_char((0x55fbb4538270), '(')
   Call: (189) [system] '('=')'
   Fail: (189) [system] '('=')'
   Call: (189) [system] '('=end_of_file
   Fail: (189) [system] '('=end_of_file
^  Call: (189) [user] cont_sexpr(')', (0x55fbb4538270), _894394)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _896252)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
   Call: (191) [system] '('=(/)
   Fail: (191) [system] '('=(/)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] get_char((0x55fbb4538270), _912262)
   Exit: (190) [system] get_char((0x55fbb4538270), '(')
   Call: (190) [system] '('='('
   Exit: (190) [system] '('='('
^  Call: (190) [user] read_list(')', (0x55fbb4538270), _894394)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _917832)
   Exit: (192) [system] peek_char((0x55fbb4538270), 'S')
   Call: (192) [system] 'S'=(;)
   Fail: (192) [system] 'S'=(;)
   Call: (192) [system] 'S'=(/)
   Fail: (192) [system] 'S'=(/)
^  Call: (192) [user] is_like_space('S')
   Call: (193) [system] char_type('S', 'white')
   Fail: (193) [system] char_type('S', 'white')
   Call: (193) [system] char_type('S', end_of_line)
   Fail: (193) [system] char_type('S', end_of_line)
   Call: (193) [system] char_type('S', space)
   Fail: (193) [system] char_type('S', space)
   Call: (193) [system] char_type('S', cntrl)
   Fail: (193) [system] char_type('S', cntrl)
^  Fail: (192) [user] is_like_space('S')
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _933842)
   Exit: (191) [system] peek_char((0x55fbb4538270), 'S')
   Call: (191) [system] 'S'=')'
   Fail: (191) [system] 'S'=')'
   Call: (191) [system] 'S'=end_of_file
   Fail: (191) [system] 'S'=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55fbb4538270), _939412)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _941270)
   Exit: (193) [system] peek_char((0x55fbb4538270), 'S')
   Call: (193) [system] 'S'=(;)
   Fail: (193) [system] 'S'=(;)
   Call: (193) [system] 'S'=(/)
   Fail: (193) [system] 'S'=(/)
^  Call: (193) [user] is_like_space('S')
   Call: (194) [system] char_type('S', 'white')
   Fail: (194) [system] char_type('S', 'white')
   Call: (194) [system] char_type('S', end_of_line)
   Fail: (194) [system] char_type('S', end_of_line)
   Call: (194) [system] char_type('S', space)
   Fail: (194) [system] char_type('S', space)
   Call: (194) [system] char_type('S', cntrl)
   Fail: (194) [system] char_type('S', cntrl)
^  Fail: (193) [user] is_like_space('S')
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] get_char((0x55fbb4538270), _957280)
   Exit: (192) [system] get_char((0x55fbb4538270), 'S')
   Call: (192) [system] 'S'='('
   Fail: (192) [system] 'S'='('
   Call: (192) [system] 'S'='['
   Fail: (192) [system] 'S'='['
   Call: (192) [system] 'S'='{'
   Fail: (192) [system] 'S'='{'
   Call: (192) [system] 'S'='"'
   Fail: (192) [system] 'S'='"'
   Call: (192) [system] 'S'=!
   Fail: (192) [system] 'S'=!
   Call: (192) [system] 'S'='\''
   Fail: (192) [system] 'S'='\''
   Call: (192) [system] 'S'='`'
   Fail: (192) [system] 'S'='`'
   Call: (192) [system] 'S'=end_of_file
   Fail: (192) [system] 'S'=end_of_file
^  Call: (192) [user] read_symbolic(')', (0x55fbb4538270), 'S', _939412)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _974922)
   Call: (194) [system] peek_char((0x55fbb4538270), _975856)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _974922=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (193) [user] classify_and_convert_charseq(['S'], _939412)
^  Call: (194) [user] classify_and_convert_charseq_(['S'], _985140)
^  Call: (196) [system] setup_call_cleanup('$notrace'(_986092, _986094), once(user:catch(read_from_chars(['S'], _985140), _986074, fail)), '$restore_trace'(_986092, _986094))
^  Call: (197) [system] sig_atomic(system:'$notrace'(_986092, _986094))
^  Exit: (196) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['S'], _985140), _986074, fail)), system:'$restore_trace'(3, -1))
   Call: (195) [system] atomic(_985140)
   Fail: (195) [system] atomic(_985140)
   Call: (195) [system] atom_chars(_985140, ['S'])
   Exit: (195) [system] atom_chars('S', ['S'])
^  Exit: (194) [user] classify_and_convert_charseq_(['S'], 'S')
   Call: (194) [system] integer('S')
   Fail: (194) [system] integer('S')
   Call: (194) [system] _939412='S'
   Exit: (194) [system] 'S'='S'
^  Exit: (193) [user] classify_and_convert_charseq(['S'], 'S')
^  Exit: (192) [user] read_symbolic(')', (0x55fbb4538270), 'S', 'S')
^  Exit: (191) [user] cont_sexpr(')', (0x55fbb4538270), 'S')
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _1000090)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1001948)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _1011542)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1014246)
   Exit: (194) [system] peek_char((0x55fbb4538270), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
   Call: (194) [system] ($)=(/)
   Fail: (194) [system] ($)=(/)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1031180)
   Exit: (192) [system] peek_char((0x55fbb4538270), $)
   Call: (192) [system] ($)=')'
   Fail: (192) [system] ($)=')'
   Call: (192) [system] ($)=end_of_file
   Fail: (192) [system] ($)=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _1036750)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1038608)
   Exit: (194) [system] peek_char((0x55fbb4538270), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
   Call: (194) [system] ($)=(/)
   Fail: (194) [system] ($)=(/)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _1054618)
   Exit: (193) [system] get_char((0x55fbb4538270), $)
   Call: (193) [system] ($)='('
   Fail: (193) [system] ($)='('
   Call: (193) [system] ($)='['
   Fail: (193) [system] ($)='['
   Call: (193) [system] ($)='{'
   Fail: (193) [system] ($)='{'
   Call: (193) [system] ($)='"'
   Fail: (193) [system] ($)='"'
   Call: (193) [system] ($)=!
   Fail: (193) [system] ($)=!
   Call: (193) [system] ($)='\''
   Fail: (193) [system] ($)='\''
   Call: (193) [system] ($)='`'
   Fail: (193) [system] ($)='`'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55fbb4538270), $, _1036750)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _1072260)
   Call: (195) [system] peek_char((0x55fbb4538270), _1073194)
   Exit: (195) [system] peek_char((0x55fbb4538270), k)
^  Call: (195) [user] is_delimiter(k)
   Call: (196) [system] char_type(k, space)
   Fail: (196) [system] char_type(k, space)
   Call: (196) [system] arg(_1077914, v('(', ')', end_of_file), k)
   Fail: (196) [system] arg(_1078846, v('(', ')', end_of_file), k)
^  Fail: (195) [user] is_delimiter(k)
   Call: (195) [system] ')'==k
   Fail: (195) [system] ')'==k
   Call: (195) [system] get_char((0x55fbb4538270), k)
   Exit: (195) [system] get_char((0x55fbb4538270), k)
   Call: (195) [system] k=(\)
   Fail: (195) [system] k=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _1086196)
   Call: (196) [system] peek_char((0x55fbb4538270), _1087130)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
^  Call: (196) [user] is_delimiter(')')
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] arg(_1091850, v('(', ')', end_of_file), ')')
   Exit: (197) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (196) [user] is_delimiter(')')
   Call: (196) [system] _1086196=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (195) [system] _1072260=[k]
   Exit: (195) [system] [k]=[k]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
^  Call: (194) [user] classify_and_convert_charseq([$, k], _1036750)
^  Call: (195) [user] classify_and_convert_charseq_([$, k], _1101080)
   Call: (196) [system] atom_chars(_1102012, ['_', k])
   Exit: (196) [system] atom_chars('_k', ['_', k])
^  Exit: (195) [user] classify_and_convert_charseq_([$, k], _k)
   Call: (195) [system] integer(_k)
   Fail: (195) [system] integer(_k)
   Call: (195) [system] _1036750=_k
   Exit: (195) [system] _k=_k
^  Exit: (194) [user] classify_and_convert_charseq([$, k], _k)
^  Exit: (193) [user] read_symbolic(')', (0x55fbb4538270), $, _k)
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), _k)
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _1111304)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1113162)
   Exit: (194) [system] peek_char((0x55fbb4538270), ')')
   Call: (194) [system] ')'=(;)
   Fail: (194) [system] ')'=(;)
   Call: (194) [system] ')'=(/)
   Fail: (194) [system] ')'=(/)
^  Call: (194) [user] is_like_space(')')
   Call: (195) [system] char_type(')', 'white')
   Fail: (195) [system] char_type(')', 'white')
   Call: (195) [system] char_type(')', end_of_line)
   Fail: (195) [system] char_type(')', end_of_line)
   Call: (195) [system] char_type(')', space)
   Fail: (195) [system] char_type(')', space)
   Call: (195) [system] char_type(')', cntrl)
   Fail: (195) [system] char_type(')', cntrl)
^  Fail: (194) [user] is_like_space(')')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1129172)
   Exit: (193) [system] peek_char((0x55fbb4538270), ')')
   Call: (193) [system] ')'=')'
   Exit: (193) [system] ')'=')'
   Call: (193) [system] get_char((0x55fbb4538270), _1132962)
   Exit: (193) [system] get_char((0x55fbb4538270), ')')
   Call: (193) [system] _1111304=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [])
   Call: (192) [system] _1000090=[_k]
   Exit: (192) [system] [_k]=[_k]
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), [_k])
   Call: (191) [system] _894394=['S', _k]
   Exit: (191) [system] ['S', _k]=['S', _k]
^  Exit: (190) [user] read_list(')', (0x55fbb4538270), ['S', _k])
^  Exit: (189) [user] cont_sexpr(')', (0x55fbb4538270), ['S', _k])
^  Call: (189) [user] read_list(')', (0x55fbb4538270), _1144050)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1145908)
   Exit: (191) [system] peek_char((0x55fbb4538270), ')')
   Call: (191) [system] ')'=(;)
   Fail: (191) [system] ')'=(;)
   Call: (191) [system] ')'=(/)
   Fail: (191) [system] ')'=(/)
^  Call: (191) [user] is_like_space(')')
   Call: (192) [system] char_type(')', 'white')
   Fail: (192) [system] char_type(')', 'white')
   Call: (192) [system] char_type(')', end_of_line)
   Fail: (192) [system] char_type(')', end_of_line)
   Call: (192) [system] char_type(')', space)
   Fail: (192) [system] char_type(')', space)
   Call: (192) [system] char_type(')', cntrl)
   Fail: (192) [system] char_type(')', cntrl)
^  Fail: (191) [user] is_like_space(')')
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1161918)
   Exit: (190) [system] peek_char((0x55fbb4538270), ')')
   Call: (190) [system] ')'=')'
   Exit: (190) [system] ')'=')'
   Call: (190) [system] get_char((0x55fbb4538270), _1165708)
   Exit: (190) [system] get_char((0x55fbb4538270), ')')
   Call: (190) [system] _1144050=[]
   Exit: (190) [system] []=[]
^  Exit: (189) [user] read_list(')', (0x55fbb4538270), [])
   Call: (189) [system] _857734=[['S', _k]]
   Exit: (189) [system] [['S', _k]]=[['S', _k]]
^  Exit: (188) [user] read_list(')', (0x55fbb4538270), [['S', _k]])
   Call: (188) [system] _731662=[_rb, ['S', _k]]
   Exit: (188) [system] [_rb, ['S', _k]]=[_rb, ['S', _k]]
^  Exit: (187) [user] read_list(')', (0x55fbb4538270), [_rb, ['S', _k]])
   Call: (187) [system] _605590=[_kb, _rb, ['S', _k]]
   Exit: (187) [system] [_kb, _rb, ['S', _k]]=[_kb, _rb, ['S', _k]]
^  Exit: (186) [user] read_list(')', (0x55fbb4538270), [_kb, _rb, ['S', _k]])
   Call: (186) [system] _429328=[_query, _kb, _rb, ['S', _k]]
   Exit: (186) [system] [_query, _kb, _rb, ['S', _k]]=[_query, _kb, _rb, ['S', _k]]
^  Exit: (185) [user] read_list(')', (0x55fbb4538270), [_query, _kb, _rb, ['S', _k]])
   Call: (185) [system] _174932=[synthesize, _query, _kb, _rb, ['S', _k]]
   Exit: (185) [system] [synthesize, _query, _kb, _rb, ['S', _k]]=[synthesize, _query, _kb, _rb, ['S', _k]]
^  Exit: (184) [user] read_list(')', (0x55fbb4538270), [synthesize, _query, _kb, _rb, ['S', _k]])
^  Exit: (183) [user] cont_sexpr(')', (0x55fbb4538270), [synthesize, _query, _kb, _rb, ['S', _k]])
^  Call: (183) [user] read_list(')', (0x55fbb4538270), _1185178)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1187036)
   Exit: (185) [system] peek_char((0x55fbb4538270), '\n')
   Call: (185) [system] '\n'=(;)
   Fail: (185) [system] '\n'=(;)
   Call: (185) [system] '\n'=(/)
   Fail: (185) [system] '\n'=(/)
^  Call: (185) [user] is_like_space('\n')
   Call: (186) [system] char_type('\n', 'white')
   Fail: (186) [system] char_type('\n', 'white')
   Call: (186) [system] char_type('\n', end_of_line)
   Exit: (186) [system] char_type('\n', end_of_line)
^  Exit: (185) [user] is_like_space('\n')
   Call: (185) [system] get_char((0x55fbb4538270), _1198486)
   Exit: (185) [system] get_char((0x55fbb4538270), '\n')
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1201190)
   Exit: (186) [system] peek_char((0x55fbb4538270), ' ')
   Call: (186) [system] ' '=(;)
   Fail: (186) [system] ' '=(;)
   Call: (186) [system] ' '=(/)
   Fail: (186) [system] ' '=(/)
^  Call: (186) [user] is_like_space(' ')
   Call: (187) [system] char_type(' ', 'white')
   Exit: (187) [system] char_type(' ', 'white')
^  Exit: (186) [user] is_like_space(' ')
   Call: (186) [system] get_char((0x55fbb4538270), _1210784)
   Exit: (186) [system] get_char((0x55fbb4538270), ' ')
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1213488)
   Exit: (187) [system] peek_char((0x55fbb4538270), ' ')
   Call: (187) [system] ' '=(;)
   Fail: (187) [system] ' '=(;)
   Call: (187) [system] ' '=(/)
   Fail: (187) [system] ' '=(/)
^  Call: (187) [user] is_like_space(' ')
   Call: (188) [system] char_type(' ', 'white')
   Exit: (188) [system] char_type(' ', 'white')
^  Exit: (187) [user] is_like_space(' ')
   Call: (187) [system] get_char((0x55fbb4538270), _1223082)
   Exit: (187) [system] get_char((0x55fbb4538270), ' ')
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1225786)
   Exit: (188) [system] peek_char((0x55fbb4538270), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
   Call: (188) [system] ' '=(/)
   Fail: (188) [system] ' '=(/)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55fbb4538270), _1235380)
   Exit: (188) [system] get_char((0x55fbb4538270), ' ')
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1238084)
   Exit: (189) [system] peek_char((0x55fbb4538270), '(')
   Call: (189) [system] '('=(;)
   Fail: (189) [system] '('=(;)
   Call: (189) [system] '('=(/)
   Fail: (189) [system] '('=(/)
^  Call: (189) [user] is_like_space('(')
   Call: (190) [system] char_type('(', 'white')
   Fail: (190) [system] char_type('(', 'white')
   Call: (190) [system] char_type('(', end_of_line)
   Fail: (190) [system] char_type('(', end_of_line)
   Call: (190) [system] char_type('(', space)
   Fail: (190) [system] char_type('(', space)
   Call: (190) [system] char_type('(', cntrl)
   Fail: (190) [system] char_type('(', cntrl)
^  Fail: (189) [user] is_like_space('(')
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _1257790)
   Exit: (184) [system] peek_char((0x55fbb4538270), '(')
   Call: (184) [system] '('=')'
   Fail: (184) [system] '('=')'
   Call: (184) [system] '('=end_of_file
   Fail: (184) [system] '('=end_of_file
^  Call: (184) [user] cont_sexpr(')', (0x55fbb4538270), _1263360)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1265218)
   Exit: (186) [system] peek_char((0x55fbb4538270), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
   Call: (186) [system] '('=(/)
   Fail: (186) [system] '('=(/)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] get_char((0x55fbb4538270), _1281228)
   Exit: (185) [system] get_char((0x55fbb4538270), '(')
   Call: (185) [system] '('='('
   Exit: (185) [system] '('='('
^  Call: (185) [user] read_list(')', (0x55fbb4538270), _1263360)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1286798)
   Exit: (187) [system] peek_char((0x55fbb4538270), l)
   Call: (187) [system] l=(;)
   Fail: (187) [system] l=(;)
   Call: (187) [system] l=(/)
   Fail: (187) [system] l=(/)
^  Call: (187) [user] is_like_space(l)
   Call: (188) [system] char_type(l, 'white')
   Fail: (188) [system] char_type(l, 'white')
   Call: (188) [system] char_type(l, end_of_line)
   Fail: (188) [system] char_type(l, end_of_line)
   Call: (188) [system] char_type(l, space)
   Fail: (188) [system] char_type(l, space)
   Call: (188) [system] char_type(l, cntrl)
   Fail: (188) [system] char_type(l, cntrl)
^  Fail: (187) [user] is_like_space(l)
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1302808)
   Exit: (186) [system] peek_char((0x55fbb4538270), l)
   Call: (186) [system] l=')'
   Fail: (186) [system] l=')'
   Call: (186) [system] l=end_of_file
   Fail: (186) [system] l=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55fbb4538270), _1308378)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1310236)
   Exit: (188) [system] peek_char((0x55fbb4538270), l)
   Call: (188) [system] l=(;)
   Fail: (188) [system] l=(;)
   Call: (188) [system] l=(/)
   Fail: (188) [system] l=(/)
^  Call: (188) [user] is_like_space(l)
   Call: (189) [system] char_type(l, 'white')
   Fail: (189) [system] char_type(l, 'white')
   Call: (189) [system] char_type(l, end_of_line)
   Fail: (189) [system] char_type(l, end_of_line)
   Call: (189) [system] char_type(l, space)
   Fail: (189) [system] char_type(l, space)
   Call: (189) [system] char_type(l, cntrl)
   Fail: (189) [system] char_type(l, cntrl)
^  Fail: (188) [user] is_like_space(l)
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] get_char((0x55fbb4538270), _1326246)
   Exit: (187) [system] get_char((0x55fbb4538270), l)
   Call: (187) [system] l='('
   Fail: (187) [system] l='('
   Call: (187) [system] l='['
   Fail: (187) [system] l='['
   Call: (187) [system] l='{'
   Fail: (187) [system] l='{'
   Call: (187) [system] l='"'
   Fail: (187) [system] l='"'
   Call: (187) [system] l=!
   Fail: (187) [system] l=!
   Call: (187) [system] l='\''
   Fail: (187) [system] l='\''
   Call: (187) [system] l='`'
   Fail: (187) [system] l='`'
   Call: (187) [system] l=end_of_file
   Fail: (187) [system] l=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55fbb4538270), l, _1308378)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _1343888)
   Call: (189) [system] peek_char((0x55fbb4538270), _1344822)
   Exit: (189) [system] peek_char((0x55fbb4538270), e)
^  Call: (189) [user] is_delimiter(e)
   Call: (190) [system] char_type(e, space)
   Fail: (190) [system] char_type(e, space)
   Call: (190) [system] arg(_1349542, v('(', ')', end_of_file), e)
   Fail: (190) [system] arg(_1350474, v('(', ')', end_of_file), e)
^  Fail: (189) [user] is_delimiter(e)
   Call: (189) [system] ')'==e
   Fail: (189) [system] ')'==e
   Call: (189) [system] get_char((0x55fbb4538270), e)
   Exit: (189) [system] get_char((0x55fbb4538270), e)
   Call: (189) [system] e=(\)
   Fail: (189) [system] e=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), _1357824)
   Call: (190) [system] peek_char((0x55fbb4538270), _1358758)
   Exit: (190) [system] peek_char((0x55fbb4538270), t)
^  Call: (190) [user] is_delimiter(t)
   Call: (191) [system] char_type(t, space)
   Fail: (191) [system] char_type(t, space)
   Call: (191) [system] arg(_1363478, v('(', ')', end_of_file), t)
   Fail: (191) [system] arg(_1364410, v('(', ')', end_of_file), t)
^  Fail: (190) [user] is_delimiter(t)
   Call: (190) [system] ')'==t
   Fail: (190) [system] ')'==t
   Call: (190) [system] get_char((0x55fbb4538270), t)
   Exit: (190) [system] get_char((0x55fbb4538270), t)
   Call: (190) [system] t=(\)
   Fail: (190) [system] t=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _1371760)
   Call: (191) [system] peek_char((0x55fbb4538270), _1372694)
   Exit: (191) [system] peek_char((0x55fbb4538270), *)
^  Call: (191) [user] is_delimiter(*)
   Call: (192) [system] char_type(*, space)
   Fail: (192) [system] char_type(*, space)
   Call: (192) [system] arg(_1377414, v('(', ')', end_of_file), *)
   Fail: (192) [system] arg(_1378346, v('(', ')', end_of_file), *)
^  Fail: (191) [user] is_delimiter(*)
   Call: (191) [system] ')'==(*)
   Fail: (191) [system] ')'==(*)
   Call: (191) [system] get_char((0x55fbb4538270), *)
   Exit: (191) [system] get_char((0x55fbb4538270), *)
   Call: (191) [system] (*)=(\)
   Fail: (191) [system] (*)=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _1385696)
   Call: (192) [system] peek_char((0x55fbb4538270), _1386630)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (192) [user] is_delimiter(' ')
   Call: (193) [system] char_type(' ', space)
   Exit: (193) [system] char_type(' ', space)
^  Exit: (192) [user] is_delimiter(' ')
   Call: (192) [system] _1385696=[]
   Exit: (192) [system] []=[]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (191) [system] _1371760=[*]
   Exit: (191) [system] [*]=[*]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [*])
   Call: (190) [system] _1357824=[t, *]
   Exit: (190) [system] [t, *]=[t, *]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, *])
   Call: (189) [system] _1343888=[e, t, *]
   Exit: (189) [system] [e, t, *]=[e, t, *]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, t, *])
^  Call: (188) [user] classify_and_convert_charseq([l, e, t, *], _1308378)
^  Call: (189) [user] classify_and_convert_charseq_([l, e, t, *], _1404296)
^  Call: (191) [system] setup_call_cleanup('$notrace'(_1405248, _1405250), once(user:catch(read_from_chars([l, e, t, *], _1404296), _1405230, fail)), '$restore_trace'(_1405248, _1405250))
^  Call: (192) [system] sig_atomic(system:'$notrace'(_1405248, _1405250))
   Call: (190) [system] atom_chars(_3466, [l, e, t, *])
   Exit: (190) [system] atom_chars('let*', [l, e, t, *])
^  Exit: (189) [user] classify_and_convert_charseq_([l, e, t, *], 'let*')
   Call: (189) [system] integer('let*')
   Fail: (189) [system] integer('let*')
   Call: (189) [system] _3436='let*'
   Exit: (189) [system] 'let*'='let*'
^  Exit: (188) [user] classify_and_convert_charseq([l, e, t, *], 'let*')
^  Exit: (187) [user] read_symbolic(')', (0x55fbb4538270), l, 'let*')
^  Exit: (186) [user] cont_sexpr(')', (0x55fbb4538270), 'let*')
^  Call: (186) [user] read_list(')', (0x55fbb4538270), _12832)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _14690)
   Exit: (188) [system] peek_char((0x55fbb4538270), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
   Call: (188) [system] ' '=(/)
   Fail: (188) [system] ' '=(/)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55fbb4538270), _24284)
   Exit: (188) [system] get_char((0x55fbb4538270), ' ')
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _26988)
   Exit: (189) [system] peek_char((0x55fbb4538270), '(')
   Call: (189) [system] '('=(;)
   Fail: (189) [system] '('=(;)
   Call: (189) [system] '('=(/)
   Fail: (189) [system] '('=(/)
^  Call: (189) [user] is_like_space('(')
   Call: (190) [system] char_type('(', 'white')
   Fail: (190) [system] char_type('(', 'white')
   Call: (190) [system] char_type('(', end_of_line)
   Fail: (190) [system] char_type('(', end_of_line)
   Call: (190) [system] char_type('(', space)
   Fail: (190) [system] char_type('(', space)
   Call: (190) [system] char_type('(', cntrl)
   Fail: (190) [system] char_type('(', cntrl)
^  Fail: (189) [user] is_like_space('(')
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _43922)
   Exit: (187) [system] peek_char((0x55fbb4538270), '(')
   Call: (187) [system] '('=')'
   Fail: (187) [system] '('=')'
   Call: (187) [system] '('=end_of_file
   Fail: (187) [system] '('=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55fbb4538270), _49492)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _51350)
   Exit: (189) [system] peek_char((0x55fbb4538270), '(')
   Call: (189) [system] '('=(;)
   Fail: (189) [system] '('=(;)
   Call: (189) [system] '('=(/)
   Fail: (189) [system] '('=(/)
^  Call: (189) [user] is_like_space('(')
   Call: (190) [system] char_type('(', 'white')
   Fail: (190) [system] char_type('(', 'white')
   Call: (190) [system] char_type('(', end_of_line)
   Fail: (190) [system] char_type('(', end_of_line)
   Call: (190) [system] char_type('(', space)
   Fail: (190) [system] char_type('(', space)
   Call: (190) [system] char_type('(', cntrl)
   Fail: (190) [system] char_type('(', cntrl)
^  Fail: (189) [user] is_like_space('(')
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] get_char((0x55fbb4538270), _67360)
   Exit: (188) [system] get_char((0x55fbb4538270), '(')
   Call: (188) [system] '('='('
   Exit: (188) [system] '('='('
^  Call: (188) [user] read_list(')', (0x55fbb4538270), _49492)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _72930)
   Exit: (190) [system] peek_char((0x55fbb4538270), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
   Call: (190) [system] '('=(/)
   Fail: (190) [system] '('=(/)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _88940)
   Exit: (189) [system] peek_char((0x55fbb4538270), '(')
   Call: (189) [system] '('=')'
   Fail: (189) [system] '('=')'
   Call: (189) [system] '('=end_of_file
   Fail: (189) [system] '('=end_of_file
^  Call: (189) [user] cont_sexpr(')', (0x55fbb4538270), _94510)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _96368)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
   Call: (191) [system] '('=(/)
   Fail: (191) [system] '('=(/)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] get_char((0x55fbb4538270), _112378)
   Exit: (190) [system] get_char((0x55fbb4538270), '(')
   Call: (190) [system] '('='('
   Exit: (190) [system] '('='('
^  Call: (190) [user] read_list(')', (0x55fbb4538270), _94510)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _117948)
   Exit: (192) [system] peek_char((0x55fbb4538270), '(')
   Call: (192) [system] '('=(;)
   Fail: (192) [system] '('=(;)
   Call: (192) [system] '('=(/)
   Fail: (192) [system] '('=(/)
^  Call: (192) [user] is_like_space('(')
   Call: (193) [system] char_type('(', 'white')
   Fail: (193) [system] char_type('(', 'white')
   Call: (193) [system] char_type('(', end_of_line)
   Fail: (193) [system] char_type('(', end_of_line)
   Call: (193) [system] char_type('(', space)
   Fail: (193) [system] char_type('(', space)
   Call: (193) [system] char_type('(', cntrl)
   Fail: (193) [system] char_type('(', cntrl)
^  Fail: (192) [user] is_like_space('(')
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _133958)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=')'
   Fail: (191) [system] '('=')'
   Call: (191) [system] '('=end_of_file
   Fail: (191) [system] '('=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55fbb4538270), _139528)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _141386)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
   Call: (193) [system] '('=(/)
   Fail: (193) [system] '('=(/)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] get_char((0x55fbb4538270), _157396)
   Exit: (192) [system] get_char((0x55fbb4538270), '(')
   Call: (192) [system] '('='('
   Exit: (192) [system] '('='('
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _139528)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _162966)
   Exit: (194) [system] peek_char((0x55fbb4538270), :)
   Call: (194) [system] (:)=(;)
   Fail: (194) [system] (:)=(;)
   Call: (194) [system] (:)=(/)
   Fail: (194) [system] (:)=(/)
^  Call: (194) [user] is_like_space(:)
   Call: (195) [system] char_type(:, 'white')
   Fail: (195) [system] char_type(:, 'white')
   Call: (195) [system] char_type(:, end_of_line)
   Fail: (195) [system] char_type(:, end_of_line)
   Call: (195) [system] char_type(:, space)
   Fail: (195) [system] char_type(:, space)
   Call: (195) [system] char_type(:, cntrl)
   Fail: (195) [system] char_type(:, cntrl)
^  Fail: (194) [user] is_like_space(:)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _178976)
   Exit: (193) [system] peek_char((0x55fbb4538270), :)
   Call: (193) [system] (:)=')'
   Fail: (193) [system] (:)=')'
   Call: (193) [system] (:)=end_of_file
   Fail: (193) [system] (:)=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _184546)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _186404)
   Exit: (195) [system] peek_char((0x55fbb4538270), :)
   Call: (195) [system] (:)=(;)
   Fail: (195) [system] (:)=(;)
   Call: (195) [system] (:)=(/)
   Fail: (195) [system] (:)=(/)
^  Call: (195) [user] is_like_space(:)
   Call: (196) [system] char_type(:, 'white')
   Fail: (196) [system] char_type(:, 'white')
   Call: (196) [system] char_type(:, end_of_line)
   Fail: (196) [system] char_type(:, end_of_line)
   Call: (196) [system] char_type(:, space)
   Fail: (196) [system] char_type(:, space)
   Call: (196) [system] char_type(:, cntrl)
   Fail: (196) [system] char_type(:, cntrl)
^  Fail: (195) [user] is_like_space(:)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _202414)
   Exit: (194) [system] get_char((0x55fbb4538270), :)
   Call: (194) [system] (:)='('
   Fail: (194) [system] (:)='('
   Call: (194) [system] (:)='['
   Fail: (194) [system] (:)='['
   Call: (194) [system] (:)='{'
   Fail: (194) [system] (:)='{'
   Call: (194) [system] (:)='"'
   Fail: (194) [system] (:)='"'
   Call: (194) [system] (:)=!
   Fail: (194) [system] (:)=!
   Call: (194) [system] (:)='\''
   Fail: (194) [system] (:)='\''
   Call: (194) [system] (:)='`'
   Fail: (194) [system] (:)='`'
   Call: (194) [system] (:)=end_of_file
   Fail: (194) [system] (:)=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55fbb4538270), :, _184546)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _220056)
   Call: (196) [system] peek_char((0x55fbb4538270), _220990)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (196) [user] is_delimiter(' ')
   Call: (197) [system] char_type(' ', space)
   Exit: (197) [system] char_type(' ', space)
^  Exit: (196) [user] is_delimiter(' ')
   Call: (196) [system] _220056=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (195) [user] classify_and_convert_charseq([:], _184546)
^  Call: (196) [user] classify_and_convert_charseq_([:], _230274)
^  Call: (198) [system] setup_call_cleanup('$notrace'(_231226, _231228), once(user:catch(read_from_chars([:], _230274), _231208, fail)), '$restore_trace'(_231226, _231228))
^  Call: (199) [system] sig_atomic(system:'$notrace'(_231226, _231228))
^  Exit: (198) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _231208, fail)), system:'$restore_trace'(3, -1))
   Call: (197) [system] atomic(:)
   Exit: (197) [system] atomic(:)
^  Exit: (196) [user] classify_and_convert_charseq_([:], :)
   Call: (196) [system] integer(:)
   Fail: (196) [system] integer(:)
   Call: (196) [system] _184546=(:)
   Exit: (196) [system] (:)=(:)
^  Exit: (195) [user] classify_and_convert_charseq([:], :)
^  Exit: (194) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _243354)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _245212)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _254806)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _257510)
   Exit: (196) [system] peek_char((0x55fbb4538270), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
   Call: (196) [system] ($)=(/)
   Fail: (196) [system] ($)=(/)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _274444)
   Exit: (194) [system] peek_char((0x55fbb4538270), $)
   Call: (194) [system] ($)=')'
   Fail: (194) [system] ($)=')'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _280014)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _281872)
   Exit: (196) [system] peek_char((0x55fbb4538270), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
   Call: (196) [system] ($)=(/)
   Fail: (196) [system] ($)=(/)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _297882)
   Exit: (195) [system] get_char((0x55fbb4538270), $)
   Call: (195) [system] ($)='('
   Fail: (195) [system] ($)='('
   Call: (195) [system] ($)='['
   Fail: (195) [system] ($)='['
   Call: (195) [system] ($)='{'
   Fail: (195) [system] ($)='{'
   Call: (195) [system] ($)='"'
   Fail: (195) [system] ($)='"'
   Call: (195) [system] ($)=!
   Fail: (195) [system] ($)=!
   Call: (195) [system] ($)='\''
   Fail: (195) [system] ($)='\''
   Call: (195) [system] ($)='`'
   Fail: (195) [system] ($)='`'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55fbb4538270), $, _280014)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _315524)
   Call: (197) [system] peek_char((0x55fbb4538270), _316458)
   Exit: (197) [system] peek_char((0x55fbb4538270), r)
^  Call: (197) [user] is_delimiter(r)
   Call: (198) [system] char_type(r, space)
   Fail: (198) [system] char_type(r, space)
   Call: (198) [system] arg(_321178, v('(', ')', end_of_file), r)
   Fail: (198) [system] arg(_322110, v('(', ')', end_of_file), r)
^  Fail: (197) [user] is_delimiter(r)
   Call: (197) [system] ')'==r
   Fail: (197) [system] ')'==r
   Call: (197) [system] get_char((0x55fbb4538270), r)
   Exit: (197) [system] get_char((0x55fbb4538270), r)
   Call: (197) [system] r=(\)
   Fail: (197) [system] r=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _329460)
   Call: (198) [system] peek_char((0x55fbb4538270), _330394)
   Exit: (198) [system] peek_char((0x55fbb4538270), u)
^  Call: (198) [user] is_delimiter(u)
   Call: (199) [system] char_type(u, space)
   Fail: (199) [system] char_type(u, space)
   Call: (199) [system] arg(_335114, v('(', ')', end_of_file), u)
   Fail: (199) [system] arg(_336046, v('(', ')', end_of_file), u)
^  Fail: (198) [user] is_delimiter(u)
   Call: (198) [system] ')'==u
   Fail: (198) [system] ')'==u
   Call: (198) [system] get_char((0x55fbb4538270), u)
   Exit: (198) [system] get_char((0x55fbb4538270), u)
   Call: (198) [system] u=(\)
   Fail: (198) [system] u=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _343396)
   Call: (199) [system] peek_char((0x55fbb4538270), _344330)
   Exit: (199) [system] peek_char((0x55fbb4538270), c)
^  Call: (199) [user] is_delimiter(c)
   Call: (200) [system] char_type(c, space)
   Fail: (200) [system] char_type(c, space)
   Call: (200) [system] arg(_349050, v('(', ')', end_of_file), c)
   Fail: (200) [system] arg(_349982, v('(', ')', end_of_file), c)
^  Fail: (199) [user] is_delimiter(c)
   Call: (199) [system] ')'==c
   Fail: (199) [system] ')'==c
   Call: (199) [system] get_char((0x55fbb4538270), c)
   Exit: (199) [system] get_char((0x55fbb4538270), c)
   Call: (199) [system] c=(\)
   Fail: (199) [system] c=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _357332)
   Call: (200) [system] peek_char((0x55fbb4538270), _358266)
   Exit: (200) [system] peek_char((0x55fbb4538270), t)
^  Call: (200) [user] is_delimiter(t)
   Call: (201) [system] char_type(t, space)
   Fail: (201) [system] char_type(t, space)
   Call: (201) [system] arg(_362986, v('(', ')', end_of_file), t)
   Fail: (201) [system] arg(_363918, v('(', ')', end_of_file), t)
^  Fail: (200) [user] is_delimiter(t)
   Call: (200) [system] ')'==t
   Fail: (200) [system] ')'==t
   Call: (200) [system] get_char((0x55fbb4538270), t)
   Exit: (200) [system] get_char((0x55fbb4538270), t)
   Call: (200) [system] t=(\)
   Fail: (200) [system] t=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _371268)
   Call: (201) [system] peek_char((0x55fbb4538270), _372202)
   Exit: (201) [system] peek_char((0x55fbb4538270), o)
^  Call: (201) [user] is_delimiter(o)
   Call: (202) [system] char_type(o, space)
   Fail: (202) [system] char_type(o, space)
   Call: (202) [system] arg(_376922, v('(', ')', end_of_file), o)
   Fail: (202) [system] arg(_377854, v('(', ')', end_of_file), o)
^  Fail: (201) [user] is_delimiter(o)
   Call: (201) [system] ')'==o
   Fail: (201) [system] ')'==o
   Call: (201) [system] get_char((0x55fbb4538270), o)
   Exit: (201) [system] get_char((0x55fbb4538270), o)
   Call: (201) [system] o=(\)
   Fail: (201) [system] o=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _385204)
   Call: (202) [system] peek_char((0x55fbb4538270), _386138)
   Exit: (202) [system] peek_char((0x55fbb4538270), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_390858, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_391790, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55fbb4538270), r)
   Exit: (202) [system] get_char((0x55fbb4538270), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _399140)
   Call: (203) [system] peek_char((0x55fbb4538270), _400074)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (203) [user] is_delimiter(' ')
   Call: (204) [system] char_type(' ', space)
   Exit: (204) [system] char_type(' ', space)
^  Exit: (203) [user] is_delimiter(' ')
   Call: (203) [system] _399140=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (202) [system] _385204=[r]
   Exit: (202) [system] [r]=[r]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [r])
   Call: (201) [system] _371268=[o, r]
   Exit: (201) [system] [o, r]=[o, r]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, r])
   Call: (200) [system] _357332=[t, o, r]
   Exit: (200) [system] [t, o, r]=[t, o, r]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, o, r])
   Call: (199) [system] _343396=[c, t, o, r]
   Exit: (199) [system] [c, t, o, r]=[c, t, o, r]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, o, r])
   Call: (198) [system] _329460=[u, c, t, o, r]
   Exit: (198) [system] [u, c, t, o, r]=[u, c, t, o, r]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, o, r])
   Call: (197) [system] _315524=[r, u, c, t, o, r]
   Exit: (197) [system] [r, u, c, t, o, r]=[r, u, c, t, o, r]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, u, c, t, o, r])
^  Call: (196) [user] classify_and_convert_charseq([$, r, u, c, t, o, r], _280014)
^  Call: (197) [user] classify_and_convert_charseq_([$, r, u, c, t, o, r], _426122)
   Call: (198) [system] atom_chars(_427054, ['_', r, u, c, t, o, r])
   Exit: (198) [system] atom_chars('_ructor', ['_', r, u, c, t, o, r])
^  Exit: (197) [user] classify_and_convert_charseq_([$, r, u, c, t, o, r], _ructor)
   Call: (197) [system] integer(_ructor)
   Fail: (197) [system] integer(_ructor)
   Call: (197) [system] _280014=_ructor
   Exit: (197) [system] _ructor=_ructor
^  Exit: (196) [user] classify_and_convert_charseq([$, r, u, c, t, o, r], _ructor)
^  Exit: (195) [user] read_symbolic(')', (0x55fbb4538270), $, _ructor)
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), _ructor)
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _436346)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _438204)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _447798)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _450502)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
   Call: (197) [system] '('=(/)
   Fail: (197) [system] '('=(/)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _467436)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=')'
   Fail: (195) [system] '('=')'
   Call: (195) [system] '('=end_of_file
   Fail: (195) [system] '('=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _473006)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _474864)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
   Call: (197) [system] '('=(/)
   Fail: (197) [system] '('=(/)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _490874)
   Exit: (196) [system] get_char((0x55fbb4538270), '(')
   Call: (196) [system] '('='('
   Exit: (196) [system] '('='('
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _473006)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _496444)
   Exit: (198) [system] peek_char((0x55fbb4538270), -)
   Call: (198) [system] (-)=(;)
   Fail: (198) [system] (-)=(;)
   Call: (198) [system] (-)=(/)
   Fail: (198) [system] (-)=(/)
^  Call: (198) [user] is_like_space(-)
   Call: (199) [system] char_type(-, 'white')
   Fail: (199) [system] char_type(-, 'white')
   Call: (199) [system] char_type(-, end_of_line)
   Fail: (199) [system] char_type(-, end_of_line)
   Call: (199) [system] char_type(-, space)
   Fail: (199) [system] char_type(-, space)
   Call: (199) [system] char_type(-, cntrl)
   Fail: (199) [system] char_type(-, cntrl)
^  Fail: (198) [user] is_like_space(-)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _512454)
   Exit: (197) [system] peek_char((0x55fbb4538270), -)
   Call: (197) [system] (-)=')'
   Fail: (197) [system] (-)=')'
   Call: (197) [system] (-)=end_of_file
   Fail: (197) [system] (-)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _518024)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _519882)
   Exit: (199) [system] peek_char((0x55fbb4538270), -)
   Call: (199) [system] (-)=(;)
   Fail: (199) [system] (-)=(;)
   Call: (199) [system] (-)=(/)
   Fail: (199) [system] (-)=(/)
^  Call: (199) [user] is_like_space(-)
   Call: (200) [system] char_type(-, 'white')
   Fail: (200) [system] char_type(-, 'white')
   Call: (200) [system] char_type(-, end_of_line)
   Fail: (200) [system] char_type(-, end_of_line)
   Call: (200) [system] char_type(-, space)
   Fail: (200) [system] char_type(-, space)
   Call: (200) [system] char_type(-, cntrl)
   Fail: (200) [system] char_type(-, cntrl)
^  Fail: (199) [user] is_like_space(-)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _535892)
   Exit: (198) [system] get_char((0x55fbb4538270), -)
   Call: (198) [system] (-)='('
   Fail: (198) [system] (-)='('
   Call: (198) [system] (-)='['
   Fail: (198) [system] (-)='['
   Call: (198) [system] (-)='{'
   Fail: (198) [system] (-)='{'
   Call: (198) [system] (-)='"'
   Fail: (198) [system] (-)='"'
   Call: (198) [system] (-)=!
   Fail: (198) [system] (-)=!
   Call: (198) [system] (-)='\''
   Fail: (198) [system] (-)='\''
   Call: (198) [system] (-)='`'
   Fail: (198) [system] (-)='`'
   Call: (198) [system] (-)=end_of_file
   Fail: (198) [system] (-)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55fbb4538270), -, _518024)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _553534)
   Call: (200) [system] peek_char((0x55fbb4538270), _554468)
   Exit: (200) [system] peek_char((0x55fbb4538270), >)
^  Call: (200) [user] is_delimiter(>)
   Call: (201) [system] char_type(>, space)
   Fail: (201) [system] char_type(>, space)
   Call: (201) [system] arg(_559188, v('(', ')', end_of_file), >)
   Fail: (201) [system] arg(_560120, v('(', ')', end_of_file), >)
^  Fail: (200) [user] is_delimiter(>)
   Call: (200) [system] ')'==(>)
   Fail: (200) [system] ')'==(>)
   Call: (200) [system] get_char((0x55fbb4538270), >)
   Exit: (200) [system] get_char((0x55fbb4538270), >)
   Call: (200) [system] (>)=(\)
   Fail: (200) [system] (>)=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _567470)
   Call: (201) [system] peek_char((0x55fbb4538270), _568404)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (201) [user] is_delimiter(' ')
   Call: (202) [system] char_type(' ', space)
   Exit: (202) [system] char_type(' ', space)
^  Exit: (201) [user] is_delimiter(' ')
   Call: (201) [system] _567470=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (200) [system] _553534=[>]
   Exit: (200) [system] [>]=[>]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [>])
^  Call: (199) [user] classify_and_convert_charseq([-, >], _518024)
^  Call: (200) [user] classify_and_convert_charseq_([-, >], _580482)
^  Call: (202) [system] setup_call_cleanup('$notrace'(_581434, _581436), once(user:catch(read_from_chars([-, >], _580482), _581416, fail)), '$restore_trace'(_581434, _581436))
^  Call: (203) [system] sig_atomic(system:'$notrace'(_581434, _581436))
^  Exit: (202) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([-, >], ->), _581416, fail)), system:'$restore_trace'(3, -1))
   Call: (201) [system] atomic(->)
   Exit: (201) [system] atomic(->)
^  Exit: (200) [user] classify_and_convert_charseq_([-, >], ->)
   Call: (200) [system] integer(->)
   Fail: (200) [system] integer(->)
   Call: (200) [system] _518024=(->)
   Exit: (200) [system] (->)=(->)
^  Exit: (199) [user] classify_and_convert_charseq([-, >], ->)
^  Exit: (198) [user] read_symbolic(')', (0x55fbb4538270), -, ->)
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), ->)
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _593562)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _595420)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _605014)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _607718)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
   Call: (200) [system] ($)=(/)
   Fail: (200) [system] ($)=(/)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _624652)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=')'
   Fail: (198) [system] ($)=')'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _630222)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _632080)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
   Call: (200) [system] ($)=(/)
   Fail: (200) [system] ($)=(/)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _648090)
   Exit: (199) [system] get_char((0x55fbb4538270), $)
   Call: (199) [system] ($)='('
   Fail: (199) [system] ($)='('
   Call: (199) [system] ($)='['
   Fail: (199) [system] ($)='['
   Call: (199) [system] ($)='{'
   Fail: (199) [system] ($)='{'
   Call: (199) [system] ($)='"'
   Fail: (199) [system] ($)='"'
   Call: (199) [system] ($)=!
   Fail: (199) [system] ($)=!
   Call: (199) [system] ($)='\''
   Fail: (199) [system] ($)='\''
   Call: (199) [system] ($)='`'
   Fail: (199) [system] ($)='`'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55fbb4538270), $, _630222)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _665732)
   Call: (201) [system] peek_char((0x55fbb4538270), _666666)
   Exit: (201) [system] peek_char((0x55fbb4538270), p)
^  Call: (201) [user] is_delimiter(p)
   Call: (202) [system] char_type(p, space)
   Fail: (202) [system] char_type(p, space)
   Call: (202) [system] arg(_671386, v('(', ')', end_of_file), p)
   Fail: (202) [system] arg(_672318, v('(', ')', end_of_file), p)
^  Fail: (201) [user] is_delimiter(p)
   Call: (201) [system] ')'==p
   Fail: (201) [system] ')'==p
   Call: (201) [system] get_char((0x55fbb4538270), p)
   Exit: (201) [system] get_char((0x55fbb4538270), p)
   Call: (201) [system] p=(\)
   Fail: (201) [system] p=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _679668)
   Call: (202) [system] peek_char((0x55fbb4538270), _680602)
   Exit: (202) [system] peek_char((0x55fbb4538270), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_685322, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_686254, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55fbb4538270), r)
   Exit: (202) [system] get_char((0x55fbb4538270), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _693604)
   Call: (203) [system] peek_char((0x55fbb4538270), _694538)
   Exit: (203) [system] peek_char((0x55fbb4538270), e)
^  Call: (203) [user] is_delimiter(e)
   Call: (204) [system] char_type(e, space)
   Fail: (204) [system] char_type(e, space)
   Call: (204) [system] arg(_699258, v('(', ')', end_of_file), e)
   Fail: (204) [system] arg(_700190, v('(', ')', end_of_file), e)
^  Fail: (203) [user] is_delimiter(e)
   Call: (203) [system] ')'==e
   Fail: (203) [system] ')'==e
   Call: (203) [system] get_char((0x55fbb4538270), e)
   Exit: (203) [system] get_char((0x55fbb4538270), e)
   Call: (203) [system] e=(\)
   Fail: (203) [system] e=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _707540)
   Call: (204) [system] peek_char((0x55fbb4538270), _708474)
   Exit: (204) [system] peek_char((0x55fbb4538270), m)
^  Call: (204) [user] is_delimiter(m)
   Call: (205) [system] char_type(m, space)
   Fail: (205) [system] char_type(m, space)
   Call: (205) [system] arg(_713194, v('(', ')', end_of_file), m)
   Fail: (205) [system] arg(_714126, v('(', ')', end_of_file), m)
^  Fail: (204) [user] is_delimiter(m)
   Call: (204) [system] ')'==m
   Fail: (204) [system] ')'==m
   Call: (204) [system] get_char((0x55fbb4538270), m)
   Exit: (204) [system] get_char((0x55fbb4538270), m)
   Call: (204) [system] m=(\)
   Fail: (204) [system] m=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _721476)
   Call: (205) [system] peek_char((0x55fbb4538270), _722410)
   Exit: (205) [system] peek_char((0x55fbb4538270), i)
^  Call: (205) [user] is_delimiter(i)
   Call: (206) [system] char_type(i, space)
   Fail: (206) [system] char_type(i, space)
   Call: (206) [system] arg(_727130, v('(', ')', end_of_file), i)
   Fail: (206) [system] arg(_728062, v('(', ')', end_of_file), i)
^  Fail: (205) [user] is_delimiter(i)
   Call: (205) [system] ')'==i
   Fail: (205) [system] ')'==i
   Call: (205) [system] get_char((0x55fbb4538270), i)
   Exit: (205) [system] get_char((0x55fbb4538270), i)
   Call: (205) [system] i=(\)
   Fail: (205) [system] i=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _735412)
   Call: (206) [system] peek_char((0x55fbb4538270), _736346)
   Exit: (206) [system] peek_char((0x55fbb4538270), s)
^  Call: (206) [user] is_delimiter(s)
   Call: (207) [system] char_type(s, space)
   Fail: (207) [system] char_type(s, space)
   Call: (207) [system] arg(_741066, v('(', ')', end_of_file), s)
   Fail: (207) [system] arg(_741998, v('(', ')', end_of_file), s)
^  Fail: (206) [user] is_delimiter(s)
   Call: (206) [system] ')'==s
   Fail: (206) [system] ')'==s
   Call: (206) [system] get_char((0x55fbb4538270), s)
   Exit: (206) [system] get_char((0x55fbb4538270), s)
   Call: (206) [system] s=(\)
   Fail: (206) [system] s=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _749348)
   Call: (207) [system] peek_char((0x55fbb4538270), _750282)
   Exit: (207) [system] peek_char((0x55fbb4538270), e)
^  Call: (207) [user] is_delimiter(e)
   Call: (208) [system] char_type(e, space)
   Fail: (208) [system] char_type(e, space)
   Call: (208) [system] arg(_755002, v('(', ')', end_of_file), e)
   Fail: (208) [system] arg(_755934, v('(', ')', end_of_file), e)
^  Fail: (207) [user] is_delimiter(e)
   Call: (207) [system] ')'==e
   Fail: (207) [system] ')'==e
   Call: (207) [system] get_char((0x55fbb4538270), e)
   Exit: (207) [system] get_char((0x55fbb4538270), e)
   Call: (207) [system] e=(\)
   Fail: (207) [system] e=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _763284)
   Call: (208) [system] peek_char((0x55fbb4538270), _764218)
   Exit: (208) [system] peek_char((0x55fbb4538270), '1')
^  Call: (208) [user] is_delimiter('1')
   Call: (209) [system] char_type('1', space)
   Fail: (209) [system] char_type('1', space)
   Call: (209) [system] arg(_768938, v('(', ')', end_of_file), '1')
   Fail: (209) [system] arg(_769870, v('(', ')', end_of_file), '1')
^  Fail: (208) [user] is_delimiter('1')
   Call: (208) [system] ')'=='1'
   Fail: (208) [system] ')'=='1'
   Call: (208) [system] get_char((0x55fbb4538270), '1')
   Exit: (208) [system] get_char((0x55fbb4538270), '1')
   Call: (208) [system] '1'=(\)
   Fail: (208) [system] '1'=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _777220)
   Call: (209) [system] peek_char((0x55fbb4538270), _778154)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _777220=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (208) [system] _763284=['1']
   Exit: (208) [system] ['1']=['1']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), ['1'])
   Call: (207) [system] _749348=[e, '1']
   Exit: (207) [system] [e, '1']=[e, '1']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, '1'])
   Call: (206) [system] _735412=[s, e, '1']
   Exit: (206) [system] [s, e, '1']=[s, e, '1']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e, '1'])
   Call: (205) [system] _721476=[i, s, e, '1']
   Exit: (205) [system] [i, s, e, '1']=[i, s, e, '1']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, e, '1'])
   Call: (204) [system] _707540=[m, i, s, e, '1']
   Exit: (204) [system] [m, i, s, e, '1']=[m, i, s, e, '1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, i, s, e, '1'])
   Call: (203) [system] _693604=[e, m, i, s, e, '1']
   Exit: (203) [system] [e, m, i, s, e, '1']=[e, m, i, s, e, '1']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, m, i, s, e, '1'])
   Call: (202) [system] _679668=[r, e, m, i, s, e, '1']
   Exit: (202) [system] [r, e, m, i, s, e, '1']=[r, e, m, i, s, e, '1']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, e, m, i, s, e, '1'])
   Call: (201) [system] _665732=[p, r, e, m, i, s, e, '1']
   Exit: (201) [system] [p, r, e, m, i, s, e, '1']=[p, r, e, m, i, s, e, '1']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, e, m, i, s, e, '1'])
^  Call: (200) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '1'], _630222)
^  Call: (201) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '1'], _809790)
   Call: (202) [system] atom_chars(_810722, ['_', p, r, e, m, i, s, e, '1'])
   Exit: (202) [system] atom_chars('_premise1', ['_', p, r, e, m, i, s, e, '1'])
^  Exit: (201) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '1'], _premise1)
   Call: (201) [system] integer(_premise1)
   Fail: (201) [system] integer(_premise1)
   Call: (201) [system] _630222=_premise1
   Exit: (201) [system] _premise1=_premise1
^  Exit: (200) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '1'], _premise1)
^  Exit: (199) [user] read_symbolic(')', (0x55fbb4538270), $, _premise1)
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), _premise1)
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _820014)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _821872)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _831466)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _834170)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
   Call: (201) [system] ($)=(/)
   Fail: (201) [system] ($)=(/)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _851104)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=')'
   Fail: (199) [system] ($)=')'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _856674)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _858532)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
   Call: (201) [system] ($)=(/)
   Fail: (201) [system] ($)=(/)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _874542)
   Exit: (200) [system] get_char((0x55fbb4538270), $)
   Call: (200) [system] ($)='('
   Fail: (200) [system] ($)='('
   Call: (200) [system] ($)='['
   Fail: (200) [system] ($)='['
   Call: (200) [system] ($)='{'
   Fail: (200) [system] ($)='{'
   Call: (200) [system] ($)='"'
   Fail: (200) [system] ($)='"'
   Call: (200) [system] ($)=!
   Fail: (200) [system] ($)=!
   Call: (200) [system] ($)='\''
   Fail: (200) [system] ($)='\''
   Call: (200) [system] ($)='`'
   Fail: (200) [system] ($)='`'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55fbb4538270), $, _856674)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _892184)
   Call: (202) [system] peek_char((0x55fbb4538270), _893118)
   Exit: (202) [system] peek_char((0x55fbb4538270), p)
^  Call: (202) [user] is_delimiter(p)
   Call: (203) [system] char_type(p, space)
   Fail: (203) [system] char_type(p, space)
   Call: (203) [system] arg(_897838, v('(', ')', end_of_file), p)
   Fail: (203) [system] arg(_898770, v('(', ')', end_of_file), p)
^  Fail: (202) [user] is_delimiter(p)
   Call: (202) [system] ')'==p
   Fail: (202) [system] ')'==p
   Call: (202) [system] get_char((0x55fbb4538270), p)
   Exit: (202) [system] get_char((0x55fbb4538270), p)
   Call: (202) [system] p=(\)
   Fail: (202) [system] p=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _906120)
   Call: (203) [system] peek_char((0x55fbb4538270), _907054)
   Exit: (203) [system] peek_char((0x55fbb4538270), r)
^  Call: (203) [user] is_delimiter(r)
   Call: (204) [system] char_type(r, space)
   Fail: (204) [system] char_type(r, space)
   Call: (204) [system] arg(_911774, v('(', ')', end_of_file), r)
   Fail: (204) [system] arg(_912706, v('(', ')', end_of_file), r)
^  Fail: (203) [user] is_delimiter(r)
   Call: (203) [system] ')'==r
   Fail: (203) [system] ')'==r
   Call: (203) [system] get_char((0x55fbb4538270), r)
   Exit: (203) [system] get_char((0x55fbb4538270), r)
   Call: (203) [system] r=(\)
   Fail: (203) [system] r=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _920056)
   Call: (204) [system] peek_char((0x55fbb4538270), _920990)
   Exit: (204) [system] peek_char((0x55fbb4538270), e)
^  Call: (204) [user] is_delimiter(e)
   Call: (205) [system] char_type(e, space)
   Fail: (205) [system] char_type(e, space)
   Call: (205) [system] arg(_925710, v('(', ')', end_of_file), e)
   Fail: (205) [system] arg(_926642, v('(', ')', end_of_file), e)
^  Fail: (204) [user] is_delimiter(e)
   Call: (204) [system] ')'==e
   Fail: (204) [system] ')'==e
   Call: (204) [system] get_char((0x55fbb4538270), e)
   Exit: (204) [system] get_char((0x55fbb4538270), e)
   Call: (204) [system] e=(\)
   Fail: (204) [system] e=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _933992)
   Call: (205) [system] peek_char((0x55fbb4538270), _934926)
   Exit: (205) [system] peek_char((0x55fbb4538270), m)
^  Call: (205) [user] is_delimiter(m)
   Call: (206) [system] char_type(m, space)
   Fail: (206) [system] char_type(m, space)
   Call: (206) [system] arg(_939646, v('(', ')', end_of_file), m)
   Fail: (206) [system] arg(_940578, v('(', ')', end_of_file), m)
^  Fail: (205) [user] is_delimiter(m)
   Call: (205) [system] ')'==m
   Fail: (205) [system] ')'==m
   Call: (205) [system] get_char((0x55fbb4538270), m)
   Exit: (205) [system] get_char((0x55fbb4538270), m)
   Call: (205) [system] m=(\)
   Fail: (205) [system] m=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _947928)
   Call: (206) [system] peek_char((0x55fbb4538270), _948862)
   Exit: (206) [system] peek_char((0x55fbb4538270), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_953582, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_954514, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55fbb4538270), i)
   Exit: (206) [system] get_char((0x55fbb4538270), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _961864)
   Call: (207) [system] peek_char((0x55fbb4538270), _962798)
   Exit: (207) [system] peek_char((0x55fbb4538270), s)
^  Call: (207) [user] is_delimiter(s)
   Call: (208) [system] char_type(s, space)
   Fail: (208) [system] char_type(s, space)
   Call: (208) [system] arg(_967518, v('(', ')', end_of_file), s)
   Fail: (208) [system] arg(_968450, v('(', ')', end_of_file), s)
^  Fail: (207) [user] is_delimiter(s)
   Call: (207) [system] ')'==s
   Fail: (207) [system] ')'==s
   Call: (207) [system] get_char((0x55fbb4538270), s)
   Exit: (207) [system] get_char((0x55fbb4538270), s)
   Call: (207) [system] s=(\)
   Fail: (207) [system] s=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _975800)
   Call: (208) [system] peek_char((0x55fbb4538270), _976734)
   Exit: (208) [system] peek_char((0x55fbb4538270), e)
^  Call: (208) [user] is_delimiter(e)
   Call: (209) [system] char_type(e, space)
   Fail: (209) [system] char_type(e, space)
   Call: (209) [system] arg(_981454, v('(', ')', end_of_file), e)
   Fail: (209) [system] arg(_982386, v('(', ')', end_of_file), e)
^  Fail: (208) [user] is_delimiter(e)
   Call: (208) [system] ')'==e
   Fail: (208) [system] ')'==e
   Call: (208) [system] get_char((0x55fbb4538270), e)
   Exit: (208) [system] get_char((0x55fbb4538270), e)
   Call: (208) [system] e=(\)
   Fail: (208) [system] e=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _989736)
   Call: (209) [system] peek_char((0x55fbb4538270), _990670)
   Exit: (209) [system] peek_char((0x55fbb4538270), '2')
^  Call: (209) [user] is_delimiter('2')
   Call: (210) [system] char_type('2', space)
   Fail: (210) [system] char_type('2', space)
   Call: (210) [system] arg(_995390, v('(', ')', end_of_file), '2')
   Fail: (210) [system] arg(_996322, v('(', ')', end_of_file), '2')
^  Fail: (209) [user] is_delimiter('2')
   Call: (209) [system] ')'=='2'
   Fail: (209) [system] ')'=='2'
   Call: (209) [system] get_char((0x55fbb4538270), '2')
   Exit: (209) [system] get_char((0x55fbb4538270), '2')
   Call: (209) [system] '2'=(\)
   Fail: (209) [system] '2'=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1003672)
   Call: (210) [system] peek_char((0x55fbb4538270), _1004606)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _1003672=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (209) [system] _989736=['2']
   Exit: (209) [system] ['2']=['2']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), ['2'])
   Call: (208) [system] _975800=[e, '2']
   Exit: (208) [system] [e, '2']=[e, '2']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, '2'])
   Call: (207) [system] _961864=[s, e, '2']
   Exit: (207) [system] [s, e, '2']=[s, e, '2']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e, '2'])
   Call: (206) [system] _947928=[i, s, e, '2']
   Exit: (206) [system] [i, s, e, '2']=[i, s, e, '2']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, e, '2'])
   Call: (205) [system] _933992=[m, i, s, e, '2']
   Exit: (205) [system] [m, i, s, e, '2']=[m, i, s, e, '2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, i, s, e, '2'])
   Call: (204) [system] _920056=[e, m, i, s, e, '2']
   Exit: (204) [system] [e, m, i, s, e, '2']=[e, m, i, s, e, '2']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, m, i, s, e, '2'])
   Call: (203) [system] _906120=[r, e, m, i, s, e, '2']
   Exit: (203) [system] [r, e, m, i, s, e, '2']=[r, e, m, i, s, e, '2']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, e, m, i, s, e, '2'])
   Call: (202) [system] _892184=[p, r, e, m, i, s, e, '2']
   Exit: (202) [system] [p, r, e, m, i, s, e, '2']=[p, r, e, m, i, s, e, '2']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, e, m, i, s, e, '2'])
^  Call: (201) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '2'], _856674)
^  Call: (202) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '2'], _1036242)
   Call: (203) [system] atom_chars(_1037174, ['_', p, r, e, m, i, s, e, '2'])
   Exit: (203) [system] atom_chars('_premise2', ['_', p, r, e, m, i, s, e, '2'])
^  Exit: (202) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '2'], _premise2)
   Call: (202) [system] integer(_premise2)
   Fail: (202) [system] integer(_premise2)
   Call: (202) [system] _856674=_premise2
   Exit: (202) [system] _premise2=_premise2
^  Exit: (201) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '2'], _premise2)
^  Exit: (200) [user] read_symbolic(')', (0x55fbb4538270), $, _premise2)
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), _premise2)
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _1046466)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1048324)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _1057918)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1060622)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1077556)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _1083126)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1084984)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _1100994)
   Exit: (201) [system] get_char((0x55fbb4538270), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _1083126)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1118636)
   Call: (203) [system] peek_char((0x55fbb4538270), _1119570)
   Exit: (203) [system] peek_char((0x55fbb4538270), p)
^  Call: (203) [user] is_delimiter(p)
   Call: (204) [system] char_type(p, space)
   Fail: (204) [system] char_type(p, space)
   Call: (204) [system] arg(_1124290, v('(', ')', end_of_file), p)
   Fail: (204) [system] arg(_1125222, v('(', ')', end_of_file), p)
^  Fail: (203) [user] is_delimiter(p)
   Call: (203) [system] ')'==p
   Fail: (203) [system] ')'==p
   Call: (203) [system] get_char((0x55fbb4538270), p)
   Exit: (203) [system] get_char((0x55fbb4538270), p)
   Call: (203) [system] p=(\)
   Fail: (203) [system] p=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1132572)
   Call: (204) [system] peek_char((0x55fbb4538270), _1133506)
   Exit: (204) [system] peek_char((0x55fbb4538270), r)
^  Call: (204) [user] is_delimiter(r)
   Call: (205) [system] char_type(r, space)
   Fail: (205) [system] char_type(r, space)
   Call: (205) [system] arg(_1138226, v('(', ')', end_of_file), r)
   Fail: (205) [system] arg(_1139158, v('(', ')', end_of_file), r)
^  Fail: (204) [user] is_delimiter(r)
   Call: (204) [system] ')'==r
   Fail: (204) [system] ')'==r
   Call: (204) [system] get_char((0x55fbb4538270), r)
   Exit: (204) [system] get_char((0x55fbb4538270), r)
   Call: (204) [system] r=(\)
   Fail: (204) [system] r=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1146508)
   Call: (205) [system] peek_char((0x55fbb4538270), _1147442)
   Exit: (205) [system] peek_char((0x55fbb4538270), e)
^  Call: (205) [user] is_delimiter(e)
   Call: (206) [system] char_type(e, space)
   Fail: (206) [system] char_type(e, space)
   Call: (206) [system] arg(_1152162, v('(', ')', end_of_file), e)
   Fail: (206) [system] arg(_1153094, v('(', ')', end_of_file), e)
^  Fail: (205) [user] is_delimiter(e)
   Call: (205) [system] ')'==e
   Fail: (205) [system] ')'==e
   Call: (205) [system] get_char((0x55fbb4538270), e)
   Exit: (205) [system] get_char((0x55fbb4538270), e)
   Call: (205) [system] e=(\)
   Fail: (205) [system] e=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1160444)
   Call: (206) [system] peek_char((0x55fbb4538270), _1161378)
   Exit: (206) [system] peek_char((0x55fbb4538270), m)
^  Call: (206) [user] is_delimiter(m)
   Call: (207) [system] char_type(m, space)
   Fail: (207) [system] char_type(m, space)
   Call: (207) [system] arg(_1166098, v('(', ')', end_of_file), m)
   Fail: (207) [system] arg(_1167030, v('(', ')', end_of_file), m)
^  Fail: (206) [user] is_delimiter(m)
   Call: (206) [system] ')'==m
   Fail: (206) [system] ')'==m
   Call: (206) [system] get_char((0x55fbb4538270), m)
   Exit: (206) [system] get_char((0x55fbb4538270), m)
   Call: (206) [system] m=(\)
   Fail: (206) [system] m=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1174380)
   Call: (207) [system] peek_char((0x55fbb4538270), _1175314)
   Exit: (207) [system] peek_char((0x55fbb4538270), i)
^  Call: (207) [user] is_delimiter(i)
   Call: (208) [system] char_type(i, space)
   Fail: (208) [system] char_type(i, space)
   Call: (208) [system] arg(_1180034, v('(', ')', end_of_file), i)
   Fail: (208) [system] arg(_1180966, v('(', ')', end_of_file), i)
^  Fail: (207) [user] is_delimiter(i)
   Call: (207) [system] ')'==i
   Fail: (207) [system] ')'==i
   Call: (207) [system] get_char((0x55fbb4538270), i)
   Exit: (207) [system] get_char((0x55fbb4538270), i)
   Call: (207) [system] i=(\)
   Fail: (207) [system] i=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1188316)
   Call: (208) [system] peek_char((0x55fbb4538270), _1189250)
   Exit: (208) [system] peek_char((0x55fbb4538270), s)
^  Call: (208) [user] is_delimiter(s)
   Call: (209) [system] char_type(s, space)
   Fail: (209) [system] char_type(s, space)
   Call: (209) [system] arg(_1193970, v('(', ')', end_of_file), s)
   Fail: (209) [system] arg(_1194902, v('(', ')', end_of_file), s)
^  Fail: (208) [user] is_delimiter(s)
   Call: (208) [system] ')'==s
   Fail: (208) [system] ')'==s
   Call: (208) [system] get_char((0x55fbb4538270), s)
   Exit: (208) [system] get_char((0x55fbb4538270), s)
   Call: (208) [system] s=(\)
   Fail: (208) [system] s=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1202252)
   Call: (209) [system] peek_char((0x55fbb4538270), _1203186)
   Exit: (209) [system] peek_char((0x55fbb4538270), e)
^  Call: (209) [user] is_delimiter(e)
   Call: (210) [system] char_type(e, space)
   Fail: (210) [system] char_type(e, space)
   Call: (210) [system] arg(_1207906, v('(', ')', end_of_file), e)
   Fail: (210) [system] arg(_1208838, v('(', ')', end_of_file), e)
^  Fail: (209) [user] is_delimiter(e)
   Call: (209) [system] ')'==e
   Fail: (209) [system] ')'==e
   Call: (209) [system] get_char((0x55fbb4538270), e)
   Exit: (209) [system] get_char((0x55fbb4538270), e)
   Call: (209) [system] e=(\)
   Fail: (209) [system] e=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1216188)
   Call: (210) [system] peek_char((0x55fbb4538270), _1217122)
   Exit: (210) [system] peek_char((0x55fbb4538270), '3')
^  Call: (210) [user] is_delimiter('3')
   Call: (211) [system] char_type('3', space)
   Fail: (211) [system] char_type('3', space)
   Call: (211) [system] arg(_1221842, v('(', ')', end_of_file), '3')
   Fail: (211) [system] arg(_1222774, v('(', ')', end_of_file), '3')
^  Fail: (210) [user] is_delimiter('3')
   Call: (210) [system] ')'=='3'
   Fail: (210) [system] ')'=='3'
   Call: (210) [system] get_char((0x55fbb4538270), '3')
   Exit: (210) [system] get_char((0x55fbb4538270), '3')
   Call: (210) [system] '3'=(\)
   Fail: (210) [system] '3'=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1230124)
   Call: (211) [system] peek_char((0x55fbb4538270), _1231058)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (211) [user] is_delimiter(' ')
   Call: (212) [system] char_type(' ', space)
   Exit: (212) [system] char_type(' ', space)
^  Exit: (211) [user] is_delimiter(' ')
   Call: (211) [system] _1230124=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (210) [system] _1216188=['3']
   Exit: (210) [system] ['3']=['3']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), ['3'])
   Call: (209) [system] _1202252=[e, '3']
   Exit: (209) [system] [e, '3']=[e, '3']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, '3'])
   Call: (208) [system] _1188316=[s, e, '3']
   Exit: (208) [system] [s, e, '3']=[s, e, '3']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e, '3'])
   Call: (207) [system] _1174380=[i, s, e, '3']
   Exit: (207) [system] [i, s, e, '3']=[i, s, e, '3']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, e, '3'])
   Call: (206) [system] _1160444=[m, i, s, e, '3']
   Exit: (206) [system] [m, i, s, e, '3']=[m, i, s, e, '3']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, i, s, e, '3'])
   Call: (205) [system] _1146508=[e, m, i, s, e, '3']
   Exit: (205) [system] [e, m, i, s, e, '3']=[e, m, i, s, e, '3']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, m, i, s, e, '3'])
   Call: (204) [system] _1132572=[r, e, m, i, s, e, '3']
   Exit: (204) [system] [r, e, m, i, s, e, '3']=[r, e, m, i, s, e, '3']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, e, m, i, s, e, '3'])
   Call: (203) [system] _1118636=[p, r, e, m, i, s, e, '3']
   Exit: (203) [system] [p, r, e, m, i, s, e, '3']=[p, r, e, m, i, s, e, '3']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, e, m, i, s, e, '3'])
^  Call: (202) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '3'], _1083126)
^  Call: (203) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '3'], _1262694)
   Call: (204) [system] atom_chars(_1263626, ['_', p, r, e, m, i, s, e, '3'])
   Exit: (204) [system] atom_chars('_premise3', ['_', p, r, e, m, i, s, e, '3'])
^  Exit: (203) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '3'], _premise3)
   Call: (203) [system] integer(_premise3)
   Fail: (203) [system] integer(_premise3)
   Call: (203) [system] _1083126=_premise3
   Exit: (203) [system] _premise3=_premise3
^  Exit: (202) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '3'], _premise3)
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _premise3)
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), _premise3)
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _1272918)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1274776)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _1284370)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1287074)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1304008)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _1309578)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1311436)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _1327446)
   Exit: (202) [system] get_char((0x55fbb4538270), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _1309578)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1345088)
   Call: (204) [system] peek_char((0x55fbb4538270), _1346022)
   Exit: (204) [system] peek_char((0x55fbb4538270), p)
^  Call: (204) [user] is_delimiter(p)
   Call: (205) [system] char_type(p, space)
   Fail: (205) [system] char_type(p, space)
   Call: (205) [system] arg(_1350742, v('(', ')', end_of_file), p)
   Fail: (205) [system] arg(_1351674, v('(', ')', end_of_file), p)
^  Fail: (204) [user] is_delimiter(p)
   Call: (204) [system] ')'==p
   Fail: (204) [system] ')'==p
   Call: (204) [system] get_char((0x55fbb4538270), p)
   Exit: (204) [system] get_char((0x55fbb4538270), p)
   Call: (204) [system] p=(\)
   Fail: (204) [system] p=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1359024)
   Call: (205) [system] peek_char((0x55fbb4538270), _1359958)
   Exit: (205) [system] peek_char((0x55fbb4538270), r)
^  Call: (205) [user] is_delimiter(r)
   Call: (206) [system] char_type(r, space)
   Fail: (206) [system] char_type(r, space)
   Call: (206) [system] arg(_1364678, v('(', ')', end_of_file), r)
   Fail: (206) [system] arg(_1365610, v('(', ')', end_of_file), r)
^  Fail: (205) [user] is_delimiter(r)
   Call: (205) [system] ')'==r
   Fail: (205) [system] ')'==r
   Call: (205) [system] get_char((0x55fbb4538270), r)
   Exit: (205) [system] get_char((0x55fbb4538270), r)
   Call: (205) [system] r=(\)
   Fail: (205) [system] r=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1372960)
   Call: (206) [system] peek_char((0x55fbb4538270), _1373894)
   Exit: (206) [system] peek_char((0x55fbb4538270), e)
^  Call: (206) [user] is_delimiter(e)
   Call: (207) [system] char_type(e, space)
   Fail: (207) [system] char_type(e, space)
   Call: (207) [system] arg(_1378614, v('(', ')', end_of_file), e)
   Fail: (207) [system] arg(_1379546, v('(', ')', end_of_file), e)
^  Fail: (206) [user] is_delimiter(e)
   Call: (206) [system] ')'==e
   Fail: (206) [system] ')'==e
   Call: (206) [system] get_char((0x55fbb4538270), e)
   Exit: (206) [system] get_char((0x55fbb4538270), e)
   Call: (206) [system] e=(\)
   Fail: (206) [system] e=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1386896)
   Call: (207) [system] peek_char((0x55fbb4538270), _1387830)
   Exit: (207) [system] peek_char((0x55fbb4538270), m)
^  Call: (207) [user] is_delimiter(m)
   Call: (208) [system] char_type(m, space)
   Fail: (208) [system] char_type(m, space)
   Call: (208) [system] arg(_1392550, v('(', ')', end_of_file), m)
   Fail: (208) [system] arg(_1393482, v('(', ')', end_of_file), m)
^  Fail: (207) [user] is_delimiter(m)
   Call: (207) [system] ')'==m
   Fail: (207) [system] ')'==m
   Call: (207) [system] get_char((0x55fbb4538270), m)
   Exit: (207) [system] get_char((0x55fbb4538270), m)
   Call: (207) [system] m=(\)
   Fail: (207) [system] m=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1400832)
   Call: (208) [system] peek_char((0x55fbb4538270), _1401766)
   Exit: (208) [system] peek_char((0x55fbb4538270), i)
^  Call: (208) [user] is_delimiter(i)
   Call: (209) [system] char_type(i, space)
   Fail: (209) [system] char_type(i, space)
   Call: (209) [system] arg(_1406486, v('(', ')', end_of_file), i)
   Fail: (209) [system] arg(_1407418, v('(', ')', end_of_file), i)
^  Fail: (208) [user] is_delimiter(i)
   Call: (208) [system] ')'==i
   Fail: (208) [system] ')'==i
   Call: (208) [system] get_char((0x55fbb4538270), i)
   Exit: (208) [system] get_char((0x55fbb4538270), i)
   Call: (208) [system] i=(\)
   Fail: (208) [system] i=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1414768)
   Call: (209) [system] peek_char((0x55fbb4538270), _1415702)
   Exit: (209) [system] peek_char((0x55fbb4538270), s)
^  Call: (209) [user] is_delimiter(s)
   Call: (210) [system] char_type(s, space)
   Fail: (210) [system] char_type(s, space)
   Call: (210) [system] arg(_1420422, v('(', ')', end_of_file), s)
   Fail: (210) [system] arg(_1421354, v('(', ')', end_of_file), s)
^  Fail: (209) [user] is_delimiter(s)
   Call: (209) [system] ')'==s
   Fail: (209) [system] ')'==s
   Call: (209) [system] get_char((0x55fbb4538270), s)
   Exit: (209) [system] get_char((0x55fbb4538270), s)
   Call: (209) [system] s=(\)
   Fail: (209) [system] s=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1428704)
   Call: (210) [system] peek_char((0x55fbb4538270), _1429638)
   Exit: (210) [system] peek_char((0x55fbb4538270), e)
^  Call: (210) [user] is_delimiter(e)
   Call: (211) [system] char_type(e, space)
   Fail: (211) [system] char_type(e, space)
   Call: (211) [system] arg(_1434358, v('(', ')', end_of_file), e)
   Fail: (211) [system] arg(_1435290, v('(', ')', end_of_file), e)
^  Fail: (210) [user] is_delimiter(e)
   Call: (210) [system] ')'==e
   Fail: (210) [system] ')'==e
   Call: (210) [system] get_char((0x55fbb4538270), e)
   Exit: (210) [system] get_char((0x55fbb4538270), e)
   Call: (210) [system] e=(\)
   Fail: (210) [system] e=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1442640)
   Call: (211) [system] peek_char((0x55fbb4538270), _1443574)
   Exit: (211) [system] peek_char((0x55fbb4538270), '4')
^  Call: (211) [user] is_delimiter('4')
   Call: (212) [system] char_type('4', space)
   Fail: (212) [system] char_type('4', space)
   Call: (212) [system] arg(_1448294, v('(', ')', end_of_file), '4')
   Fail: (212) [system] arg(_1449226, v('(', ')', end_of_file), '4')
^  Fail: (211) [user] is_delimiter('4')
   Call: (211) [system] ')'=='4'
   Fail: (211) [system] ')'=='4'
   Call: (211) [system] get_char((0x55fbb4538270), '4')
   Exit: (211) [system] get_char((0x55fbb4538270), '4')
   Call: (211) [system] '4'=(\)
   Fail: (211) [system] '4'=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1456576)
   Call: (212) [system] peek_char((0x55fbb4538270), _1457510)
   Exit: (212) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (212) [user] is_delimiter(' ')
   Call: (213) [system] char_type(' ', space)
   Exit: (213) [system] char_type(' ', space)
^  Exit: (212) [user] is_delimiter(' ')
   Call: (212) [system] _1456576=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (211) [system] _1442640=['4']
   Exit: (211) [system] ['4']=['4']
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), ['4'])
   Call: (210) [system] _1428704=[e, '4']
   Exit: (210) [system] [e, '4']=[e, '4']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, '4'])
   Call: (209) [system] _1414768=[s, e, '4']
   Exit: (209) [system] [s, e, '4']=[s, e, '4']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e, '4'])
   Call: (208) [system] _1400832=[i, s, e, '4']
   Exit: (208) [system] [i, s, e, '4']=[i, s, e, '4']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, e, '4'])
   Call: (207) [system] _1386896=[m, i, s, e, '4']
   Exit: (207) [system] [m, i, s, e, '4']=[m, i, s, e, '4']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, i, s, e, '4'])
   Call: (206) [system] _1372960=[e, m, i, s, e, '4']
   Exit: (206) [system] [e, m, i, s, e, '4']=[e, m, i, s, e, '4']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, m, i, s, e, '4'])
   Call: (205) [system] _1359024=[r, e, m, i, s, e, '4']
   Exit: (205) [system] [r, e, m, i, s, e, '4']=[r, e, m, i, s, e, '4']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, e, m, i, s, e, '4'])
   Call: (204) [system] _1345088=[p, r, e, m, i, s, e, '4']
   Exit: (204) [system] [p, r, e, m, i, s, e, '4']=[p, r, e, m, i, s, e, '4']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, e, m, i, s, e, '4'])
^  Call: (203) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '4'], _1309578)
^  Call: (204) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '4'], _1489146)
   Call: (205) [system] atom_chars(_1490078, ['_', p, r, e, m, i, s, e, '4'])
   Exit: (205) [system] atom_chars('_premise4', ['_', p, r, e, m, i, s, e, '4'])
^  Exit: (204) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '4'], _premise4)
   Call: (204) [system] integer(_premise4)
   Fail: (204) [system] integer(_premise4)
   Call: (204) [system] _1309578=_premise4
   Exit: (204) [system] _premise4=_premise4
^  Exit: (203) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '4'], _premise4)
^  Exit: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _premise4)
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), _premise4)
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _1499370)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1501228)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
   Call: (203) [system] ' '=(/)
   Fail: (203) [system] ' '=(/)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55fbb4538270), _1510822)
   Exit: (203) [system] get_char((0x55fbb4538270), ' ')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1513526)
   Exit: (204) [system] peek_char((0x55fbb4538270), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
   Call: (204) [system] ($)=(/)
   Fail: (204) [system] ($)=(/)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1530460)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=')'
   Fail: (202) [system] ($)=')'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55fbb4538270), _1536030)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1537888)
   Exit: (204) [system] peek_char((0x55fbb4538270), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
   Call: (204) [system] ($)=(/)
   Fail: (204) [system] ($)=(/)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] get_char((0x55fbb4538270), _1553898)
   Exit: (203) [system] get_char((0x55fbb4538270), $)
   Call: (203) [system] ($)='('
   Fail: (203) [system] ($)='('
   Call: (203) [system] ($)='['
   Fail: (203) [system] ($)='['
   Call: (203) [system] ($)='{'
   Fail: (203) [system] ($)='{'
   Call: (203) [system] ($)='"'
   Fail: (203) [system] ($)='"'
   Call: (203) [system] ($)=!
   Fail: (203) [system] ($)=!
   Call: (203) [system] ($)='\''
   Fail: (203) [system] ($)='\''
   Call: (203) [system] ($)='`'
   Fail: (203) [system] ($)='`'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55fbb4538270), $, _1536030)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1571540)
   Call: (205) [system] peek_char((0x55fbb4538270), _1572474)
   Exit: (205) [system] peek_char((0x55fbb4538270), c)
^  Call: (205) [user] is_delimiter(c)
   Call: (206) [system] char_type(c, space)
   Fail: (206) [system] char_type(c, space)
   Call: (206) [system] arg(_1577194, v('(', ')', end_of_file), c)
   Fail: (206) [system] arg(_1578126, v('(', ')', end_of_file), c)
^  Fail: (205) [user] is_delimiter(c)
   Call: (205) [system] ')'==c
   Fail: (205) [system] ')'==c
   Call: (205) [system] get_char((0x55fbb4538270), c)
   Exit: (205) [system] get_char((0x55fbb4538270), c)
   Call: (205) [system] c=(\)
   Fail: (205) [system] c=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1585476)
   Call: (206) [system] peek_char((0x55fbb4538270), _1586410)
   Exit: (206) [system] peek_char((0x55fbb4538270), o)
^  Call: (206) [user] is_delimiter(o)
   Call: (207) [system] char_type(o, space)
   Fail: (207) [system] char_type(o, space)
   Call: (207) [system] arg(_1591130, v('(', ')', end_of_file), o)
   Fail: (207) [system] arg(_1592062, v('(', ')', end_of_file), o)
^  Fail: (206) [user] is_delimiter(o)
   Call: (206) [system] ')'==o
   Fail: (206) [system] ')'==o
   Call: (206) [system] get_char((0x55fbb4538270), o)
   Exit: (206) [system] get_char((0x55fbb4538270), o)
   Call: (206) [system] o=(\)
   Fail: (206) [system] o=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1599412)
   Call: (207) [system] peek_char((0x55fbb4538270), _1600346)
   Exit: (207) [system] peek_char((0x55fbb4538270), n)
^  Call: (207) [user] is_delimiter(n)
   Call: (208) [system] char_type(n, space)
   Fail: (208) [system] char_type(n, space)
   Call: (208) [system] arg(_1605066, v('(', ')', end_of_file), n)
   Fail: (208) [system] arg(_1605998, v('(', ')', end_of_file), n)
^  Fail: (207) [user] is_delimiter(n)
   Call: (207) [system] ')'==n
   Fail: (207) [system] ')'==n
   Call: (207) [system] get_char((0x55fbb4538270), n)
   Exit: (207) [system] get_char((0x55fbb4538270), n)
   Call: (207) [system] n=(\)
   Fail: (207) [system] n=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1613348)
   Call: (208) [system] peek_char((0x55fbb4538270), _1614282)
   Exit: (208) [system] peek_char((0x55fbb4538270), c)
^  Call: (208) [user] is_delimiter(c)
   Call: (209) [system] char_type(c, space)
   Fail: (209) [system] char_type(c, space)
   Call: (209) [system] arg(_1619002, v('(', ')', end_of_file), c)
   Fail: (209) [system] arg(_1619934, v('(', ')', end_of_file), c)
^  Fail: (208) [user] is_delimiter(c)
   Call: (208) [system] ')'==c
   Fail: (208) [system] ')'==c
   Call: (208) [system] get_char((0x55fbb4538270), c)
   Exit: (208) [system] get_char((0x55fbb4538270), c)
   Call: (208) [system] c=(\)
   Fail: (208) [system] c=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1627284)
   Call: (209) [system] peek_char((0x55fbb4538270), _1628218)
   Exit: (209) [system] peek_char((0x55fbb4538270), l)
^  Call: (209) [user] is_delimiter(l)
   Call: (210) [system] char_type(l, space)
   Fail: (210) [system] char_type(l, space)
   Call: (210) [system] arg(_1632938, v('(', ')', end_of_file), l)
   Fail: (210) [system] arg(_1633870, v('(', ')', end_of_file), l)
^  Fail: (209) [user] is_delimiter(l)
   Call: (209) [system] ')'==l
   Fail: (209) [system] ')'==l
   Call: (209) [system] get_char((0x55fbb4538270), l)
   Exit: (209) [system] get_char((0x55fbb4538270), l)
   Call: (209) [system] l=(\)
   Fail: (209) [system] l=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1641220)
   Call: (210) [system] peek_char((0x55fbb4538270), _1642154)
   Exit: (210) [system] peek_char((0x55fbb4538270), u)
^  Call: (210) [user] is_delimiter(u)
   Call: (211) [system] char_type(u, space)
   Fail: (211) [system] char_type(u, space)
   Call: (211) [system] arg(_1646874, v('(', ')', end_of_file), u)
   Fail: (211) [system] arg(_1647806, v('(', ')', end_of_file), u)
^  Fail: (210) [user] is_delimiter(u)
   Call: (210) [system] ')'==u
   Fail: (210) [system] ')'==u
   Call: (210) [system] get_char((0x55fbb4538270), u)
   Exit: (210) [system] get_char((0x55fbb4538270), u)
   Call: (210) [system] u=(\)
   Fail: (210) [system] u=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1655156)
   Call: (211) [system] peek_char((0x55fbb4538270), _1656090)
   Exit: (211) [system] peek_char((0x55fbb4538270), s)
^  Call: (211) [user] is_delimiter(s)
   Call: (212) [system] char_type(s, space)
   Fail: (212) [system] char_type(s, space)
   Call: (212) [system] arg(_1660810, v('(', ')', end_of_file), s)
   Fail: (212) [system] arg(_1661742, v('(', ')', end_of_file), s)
^  Fail: (211) [user] is_delimiter(s)
   Call: (211) [system] ')'==s
   Fail: (211) [system] ')'==s
   Call: (211) [system] get_char((0x55fbb4538270), s)
   Exit: (211) [system] get_char((0x55fbb4538270), s)
   Call: (211) [system] s=(\)
   Fail: (211) [system] s=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1669092)
   Call: (212) [system] peek_char((0x55fbb4538270), _1670026)
   Exit: (212) [system] peek_char((0x55fbb4538270), i)
^  Call: (212) [user] is_delimiter(i)
   Call: (213) [system] char_type(i, space)
   Fail: (213) [system] char_type(i, space)
   Call: (213) [system] arg(_1674746, v('(', ')', end_of_file), i)
   Fail: (213) [system] arg(_1675678, v('(', ')', end_of_file), i)
^  Fail: (212) [user] is_delimiter(i)
   Call: (212) [system] ')'==i
   Fail: (212) [system] ')'==i
   Call: (212) [system] get_char((0x55fbb4538270), i)
   Exit: (212) [system] get_char((0x55fbb4538270), i)
   Call: (212) [system] i=(\)
   Fail: (212) [system] i=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1683028)
   Call: (213) [system] peek_char((0x55fbb4538270), _1683962)
   Exit: (213) [system] peek_char((0x55fbb4538270), o)
^  Call: (213) [user] is_delimiter(o)
   Call: (214) [system] char_type(o, space)
   Fail: (214) [system] char_type(o, space)
   Call: (214) [system] arg(_1688682, v('(', ')', end_of_file), o)
   Fail: (214) [system] arg(_1689614, v('(', ')', end_of_file), o)
^  Fail: (213) [user] is_delimiter(o)
   Call: (213) [system] ')'==o
   Fail: (213) [system] ')'==o
   Call: (213) [system] get_char((0x55fbb4538270), o)
   Exit: (213) [system] get_char((0x55fbb4538270), o)
   Call: (213) [system] o=(\)
   Fail: (213) [system] o=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1696964)
   Call: (214) [system] peek_char((0x55fbb4538270), _1697898)
   Exit: (214) [system] peek_char((0x55fbb4538270), n)
^  Call: (214) [user] is_delimiter(n)
   Call: (215) [system] char_type(n, space)
   Fail: (215) [system] char_type(n, space)
   Call: (215) [system] arg(_1702618, v('(', ')', end_of_file), n)
   Fail: (215) [system] arg(_1703550, v('(', ')', end_of_file), n)
^  Fail: (214) [user] is_delimiter(n)
   Call: (214) [system] ')'==n
   Fail: (214) [system] ')'==n
   Call: (214) [system] get_char((0x55fbb4538270), n)
   Exit: (214) [system] get_char((0x55fbb4538270), n)
   Call: (214) [system] n=(\)
   Fail: (214) [system] n=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1710900)
   Call: (215) [system] peek_char((0x55fbb4538270), _1711834)
   Exit: (215) [system] peek_char((0x55fbb4538270), ')')
^  Call: (215) [user] is_delimiter(')')
   Call: (216) [system] char_type(')', space)
   Fail: (216) [system] char_type(')', space)
   Call: (216) [system] arg(_1716554, v('(', ')', end_of_file), ')')
   Exit: (216) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (215) [user] is_delimiter(')')
   Call: (215) [system] _1710900=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (214) [system] _1696964=[n]
   Exit: (214) [system] [n]=[n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (213) [system] _1683028=[o, n]
   Exit: (213) [system] [o, n]=[o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (212) [system] _1669092=[i, o, n]
   Exit: (212) [system] [i, o, n]=[i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (211) [system] _1655156=[s, i, o, n]
   Exit: (211) [system] [s, i, o, n]=[s, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, i, o, n])
   Call: (210) [system] _1641220=[u, s, i, o, n]
   Exit: (210) [system] [u, s, i, o, n]=[u, s, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, s, i, o, n])
   Call: (209) [system] _1627284=[l, u, s, i, o, n]
   Exit: (209) [system] [l, u, s, i, o, n]=[l, u, s, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, u, s, i, o, n])
   Call: (208) [system] _1613348=[c, l, u, s, i, o, n]
   Exit: (208) [system] [c, l, u, s, i, o, n]=[c, l, u, s, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, l, u, s, i, o, n])
   Call: (207) [system] _1599412=[n, c, l, u, s, i, o, n]
   Exit: (207) [system] [n, c, l, u, s, i, o, n]=[n, c, l, u, s, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, l, u, s, i, o, n])
   Call: (206) [system] _1585476=[o, n, c, l, u, s, i, o, n]
   Exit: (206) [system] [o, n, c, l, u, s, i, o, n]=[o, n, c, l, u, s, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, c, l, u, s, i, o, n])
   Call: (205) [system] _1571540=[c, o, n, c, l, u, s, i, o, n]
   Exit: (205) [system] [c, o, n, c, l, u, s, i, o, n]=[c, o, n, c, l, u, s, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, o, n, c, l, u, s, i, o, n])
^  Call: (204) [user] classify_and_convert_charseq([$, c, o, n, c, l, u, s, i, o, n], _1536030)
^  Call: (205) [user] classify_and_convert_charseq_([$, c, o, n, c, l, u, s, i, o, n], _1750930)
   Call: (206) [system] atom_chars(_1751862, ['_', c, o, n, c, l, u, s, i, o, n])
   Exit: (206) [system] atom_chars('_conclusion', ['_', c, o, n, c, l, u, s, i, o, n])
^  Exit: (205) [user] classify_and_convert_charseq_([$, c, o, n, c, l, u, s, i, o, n], _conclusion)
   Call: (205) [system] integer(_conclusion)
   Fail: (205) [system] integer(_conclusion)
   Call: (205) [system] _1536030=_conclusion
   Exit: (205) [system] _conclusion=_conclusion
^  Exit: (204) [user] classify_and_convert_charseq([$, c, o, n, c, l, u, s, i, o, n], _conclusion)
^  Exit: (203) [user] read_symbolic(')', (0x55fbb4538270), $, _conclusion)
^  Exit: (202) [user] cont_sexpr(')', (0x55fbb4538270), _conclusion)
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _1761154)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1763012)
   Exit: (204) [system] peek_char((0x55fbb4538270), ')')
   Call: (204) [system] ')'=(;)
   Fail: (204) [system] ')'=(;)
   Call: (204) [system] ')'=(/)
   Fail: (204) [system] ')'=(/)
^  Call: (204) [user] is_like_space(')')
   Call: (205) [system] char_type(')', 'white')
   Fail: (205) [system] char_type(')', 'white')
   Call: (205) [system] char_type(')', end_of_line)
   Fail: (205) [system] char_type(')', end_of_line)
   Call: (205) [system] char_type(')', space)
   Fail: (205) [system] char_type(')', space)
   Call: (205) [system] char_type(')', cntrl)
   Fail: (205) [system] char_type(')', cntrl)
^  Fail: (204) [user] is_like_space(')')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1779022)
   Exit: (203) [system] peek_char((0x55fbb4538270), ')')
   Call: (203) [system] ')'=')'
   Exit: (203) [system] ')'=')'
   Call: (203) [system] get_char((0x55fbb4538270), _1782812)
   Exit: (203) [system] get_char((0x55fbb4538270), ')')
   Call: (203) [system] _1761154=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), [])
   Call: (202) [system] _1499370=[_conclusion]
   Exit: (202) [system] [_conclusion]=[_conclusion]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [_conclusion])
   Call: (201) [system] _1272918=[_premise4, _conclusion]
   Exit: (201) [system] [_premise4, _conclusion]=[_premise4, _conclusion]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [_premise4, _conclusion])
   Call: (200) [system] _1046466=[_premise3, _premise4, _conclusion]
   Exit: (200) [system] [_premise3, _premise4, _conclusion]=[_premise3, _premise4, _conclusion]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [_premise3, _premise4, _conclusion])
   Call: (199) [system] _820014=[_premise2, _premise3, _premise4, _conclusion]
   Exit: (199) [system] [_premise2, _premise3, _premise4, _conclusion]=[_premise2, _premise3, _premise4, _conclusion]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [_premise2, _premise3, _premise4, _conclusion])
   Call: (198) [system] _593562=[_premise1, _premise2, _premise3, _premise4, _conclusion]
   Exit: (198) [system] [_premise1, _premise2, _premise3, _premise4, _conclusion]=[_premise1, _premise2, _premise3, _premise4, _conclusion]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [_premise1, _premise2, _premise3, _premise4, _conclusion])
   Call: (197) [system] _473006=[->, _premise1, _premise2, _premise3, _premise4, _conclusion]
   Exit: (197) [system] [->, _premise1, _premise2, _premise3, _premise4, _conclusion]=[->, _premise1, _premise2, _premise3, _premise4, _conclusion]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [->, _premise1, _premise2, _premise3, _premise4, _conclusion])
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), [->, _premise1, _premise2, _premise3, _premise4, _conclusion])
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _1805076)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1806934)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
   Call: (197) [system] ')'=(/)
   Fail: (197) [system] ')'=(/)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1822944)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55fbb4538270), _1826734)
   Exit: (196) [system] get_char((0x55fbb4538270), ')')
   Call: (196) [system] _1805076=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [])
   Call: (195) [system] _436346=[[->, _premise1, _premise2, _premise3, _premise4, _conclusion]]
   Exit: (195) [system] [[->, _premise1, _premise2, _premise3, _premise4, _conclusion]]=[[->, _premise1, _premise2, _premise3, _premise4, _conclusion]]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [[->, _premise1, _premise2, _premise3, _premise4, _conclusion]])
   Call: (194) [system] _243354=[_ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]]
   Exit: (194) [system] [_ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]]=[_ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [_ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]])
   Call: (193) [system] _139528=[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]]
   Exit: (193) [system] [:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]]=[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]])
^  Exit: (191) [user] cont_sexpr(')', (0x55fbb4538270), [:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]])
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _1840616)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1842474)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _1852068)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1854772)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
   Call: (194) [system] '('=(/)
   Fail: (194) [system] '('=(/)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1871706)
   Exit: (192) [system] peek_char((0x55fbb4538270), '(')
   Call: (192) [system] '('=')'
   Fail: (192) [system] '('=')'
   Call: (192) [system] '('=end_of_file
   Fail: (192) [system] '('=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _1877276)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1879134)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
   Call: (194) [system] '('=(/)
   Fail: (194) [system] '('=(/)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _1895144)
   Exit: (193) [system] get_char((0x55fbb4538270), '(')
   Call: (193) [system] '('='('
   Exit: (193) [system] '('='('
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _1877276)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1900714)
   Exit: (195) [system] peek_char((0x55fbb4538270), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
   Call: (195) [system] ($)=(/)
   Fail: (195) [system] ($)=(/)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1916724)
   Exit: (194) [system] peek_char((0x55fbb4538270), $)
   Call: (194) [system] ($)=')'
   Fail: (194) [system] ($)=')'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _1922294)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1924152)
   Exit: (196) [system] peek_char((0x55fbb4538270), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
   Call: (196) [system] ($)=(/)
   Fail: (196) [system] ($)=(/)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _1940162)
   Exit: (195) [system] get_char((0x55fbb4538270), $)
   Call: (195) [system] ($)='('
   Fail: (195) [system] ($)='('
   Call: (195) [system] ($)='['
   Fail: (195) [system] ($)='['
   Call: (195) [system] ($)='{'
   Fail: (195) [system] ($)='{'
   Call: (195) [system] ($)='"'
   Fail: (195) [system] ($)='"'
   Call: (195) [system] ($)=!
   Fail: (195) [system] ($)=!
   Call: (195) [system] ($)='\''
   Fail: (195) [system] ($)='\''
   Call: (195) [system] ($)='`'
   Fail: (195) [system] ($)='`'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55fbb4538270), $, _1922294)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _1957804)
   Call: (197) [system] peek_char((0x55fbb4538270), _1958738)
   Exit: (197) [system] peek_char((0x55fbb4538270), r)
^  Call: (197) [user] is_delimiter(r)
   Call: (198) [system] char_type(r, space)
   Fail: (198) [system] char_type(r, space)
   Call: (198) [system] arg(_1963458, v('(', ')', end_of_file), r)
   Fail: (198) [system] arg(_1964390, v('(', ')', end_of_file), r)
^  Fail: (197) [user] is_delimiter(r)
   Call: (197) [system] ')'==r
   Fail: (197) [system] ')'==r
   Call: (197) [system] get_char((0x55fbb4538270), r)
   Exit: (197) [system] get_char((0x55fbb4538270), r)
   Call: (197) [system] r=(\)
   Fail: (197) [system] r=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _1971740)
   Call: (198) [system] peek_char((0x55fbb4538270), _1972674)
   Exit: (198) [system] peek_char((0x55fbb4538270), b)
^  Call: (198) [user] is_delimiter(b)
   Call: (199) [system] char_type(b, space)
   Fail: (199) [system] char_type(b, space)
   Call: (199) [system] arg(_1977394, v('(', ')', end_of_file), b)
   Fail: (199) [system] arg(_1978326, v('(', ')', end_of_file), b)
^  Fail: (198) [user] is_delimiter(b)
   Call: (198) [system] ')'==b
   Fail: (198) [system] ')'==b
   Call: (198) [system] get_char((0x55fbb4538270), b)
   Exit: (198) [system] get_char((0x55fbb4538270), b)
   Call: (198) [system] b=(\)
   Fail: (198) [system] b=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _1985676)
   Call: (199) [system] peek_char((0x55fbb4538270), _1986610)
   Exit: (199) [system] peek_char((0x55fbb4538270), ')')
^  Call: (199) [user] is_delimiter(')')
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] arg(_1991330, v('(', ')', end_of_file), ')')
   Exit: (200) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (199) [user] is_delimiter(')')
   Call: (199) [system] _1985676=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (198) [system] _1971740=[b]
   Exit: (198) [system] [b]=[b]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (197) [system] _1957804=[r, b]
   Exit: (197) [system] [r, b]=[r, b]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, b])
^  Call: (196) [user] classify_and_convert_charseq([$, r, b], _1922294)
^  Call: (197) [user] classify_and_convert_charseq_([$, r, b], _2003354)
   Call: (198) [system] atom_chars(_2004286, ['_', r, b])
   Exit: (198) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (197) [user] classify_and_convert_charseq_([$, r, b], _rb)
   Call: (197) [system] integer(_rb)
   Fail: (197) [system] integer(_rb)
   Call: (197) [system] _1922294=_rb
   Exit: (197) [system] _rb=_rb
^  Exit: (196) [user] classify_and_convert_charseq([$, r, b], _rb)
^  Exit: (195) [user] read_symbolic(')', (0x55fbb4538270), $, _rb)
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), _rb)
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _2013578)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _2015436)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
   Call: (196) [system] ')'=(;)
   Fail: (196) [system] ')'=(;)
   Call: (196) [system] ')'=(/)
   Fail: (196) [system] ')'=(/)
^  Call: (196) [user] is_like_space(')')
   Call: (197) [system] char_type(')', 'white')
   Fail: (197) [system] char_type(')', 'white')
   Call: (197) [system] char_type(')', end_of_line)
   Fail: (197) [system] char_type(')', end_of_line)
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] char_type(')', cntrl)
   Fail: (197) [system] char_type(')', cntrl)
^  Fail: (196) [user] is_like_space(')')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _2031446)
   Exit: (195) [system] peek_char((0x55fbb4538270), ')')
   Call: (195) [system] ')'=')'
   Exit: (195) [system] ')'=')'
   Call: (195) [system] get_char((0x55fbb4538270), _2035236)
   Exit: (195) [system] get_char((0x55fbb4538270), ')')
   Call: (195) [system] _2013578=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [])
   Call: (194) [system] _1877276=[_rb]
   Exit: (194) [system] [_rb]=[_rb]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [_rb])
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), [_rb])
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _2043530)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _2045388)
   Exit: (194) [system] peek_char((0x55fbb4538270), ')')
   Call: (194) [system] ')'=(;)
   Fail: (194) [system] ')'=(;)
   Call: (194) [system] ')'=(/)
   Fail: (194) [system] ')'=(/)
^  Call: (194) [user] is_like_space(')')
   Call: (195) [system] char_type(')', 'white')
   Fail: (195) [system] char_type(')', 'white')
   Call: (195) [system] char_type(')', end_of_line)
   Fail: (195) [system] char_type(')', end_of_line)
   Call: (195) [system] char_type(')', space)
   Fail: (195) [system] char_type(')', space)
   Call: (195) [system] char_type(')', cntrl)
   Fail: (195) [system] char_type(')', cntrl)
^  Fail: (194) [user] is_like_space(')')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _2061398)
   Exit: (193) [system] peek_char((0x55fbb4538270), ')')
   Call: (193) [system] ')'=')'
   Exit: (193) [system] ')'=')'
   Call: (193) [system] get_char((0x55fbb4538270), _2065188)
   Exit: (193) [system] get_char((0x55fbb4538270), ')')
   Call: (193) [system] _2043530=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [])
   Call: (192) [system] _1840616=[[_rb]]
   Exit: (192) [system] [[_rb]]=[[_rb]]
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), [[_rb]])
   Call: (191) [system] _94510=[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]]
   Exit: (191) [system] [[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]]=[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]]
^  Exit: (190) [user] read_list(')', (0x55fbb4538270), [[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]])
^  Exit: (189) [user] cont_sexpr(')', (0x55fbb4538270), [[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]])
^  Call: (189) [user] read_list(')', (0x55fbb4538270), _2076276)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _2078134)
   Exit: (191) [system] peek_char((0x55fbb4538270), '\n')
   Call: (191) [system] '\n'=(;)
   Fail: (191) [system] '\n'=(;)
   Call: (191) [system] '\n'=(/)
   Fail: (191) [system] '\n'=(/)
^  Call: (191) [user] is_like_space('\n')
   Call: (192) [system] char_type('\n', 'white')
   Fail: (192) [system] char_type('\n', 'white')
   Call: (192) [system] char_type('\n', end_of_line)
   Exit: (192) [system] char_type('\n', end_of_line)
^  Exit: (191) [user] is_like_space('\n')
   Call: (191) [system] get_char((0x55fbb4538270), _2089584)
   Exit: (191) [system] get_char((0x55fbb4538270), '\n')
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _2092288)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
   Call: (192) [system] ' '=(/)
   Fail: (192) [system] ' '=(/)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55fbb4538270), _8466)
   Exit: (192) [system] get_char((0x55fbb4538270), ' ')
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _11170)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _20764)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _23468)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
   Call: (194) [system] ' '=(/)
   Fail: (194) [system] ' '=(/)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55fbb4538270), _33062)
   Exit: (194) [system] get_char((0x55fbb4538270), ' ')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _35766)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _45360)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _48064)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _57658)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _60362)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _69956)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _72660)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _82254)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _84958)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _94552)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _97256)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _106850)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _109554)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _119148)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _121852)
   Exit: (202) [system] peek_char((0x55fbb4538270), '(')
   Call: (202) [system] '('=(;)
   Fail: (202) [system] '('=(;)
   Call: (202) [system] '('=(/)
   Fail: (202) [system] '('=(/)
^  Call: (202) [user] is_like_space('(')
   Call: (203) [system] char_type('(', 'white')
   Fail: (203) [system] char_type('(', 'white')
   Call: (203) [system] char_type('(', end_of_line)
   Fail: (203) [system] char_type('(', end_of_line)
   Call: (203) [system] char_type('(', space)
   Fail: (203) [system] char_type('(', space)
   Call: (203) [system] char_type('(', cntrl)
   Fail: (203) [system] char_type('(', cntrl)
^  Fail: (202) [user] is_like_space('(')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _148026)
   Exit: (190) [system] peek_char((0x55fbb4538270), '(')
   Call: (190) [system] '('=')'
   Fail: (190) [system] '('=')'
   Call: (190) [system] '('=end_of_file
   Fail: (190) [system] '('=end_of_file
^  Call: (190) [user] cont_sexpr(')', (0x55fbb4538270), _153596)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _155454)
   Exit: (192) [system] peek_char((0x55fbb4538270), '(')
   Call: (192) [system] '('=(;)
   Fail: (192) [system] '('=(;)
   Call: (192) [system] '('=(/)
   Fail: (192) [system] '('=(/)
^  Call: (192) [user] is_like_space('(')
   Call: (193) [system] char_type('(', 'white')
   Fail: (193) [system] char_type('(', 'white')
   Call: (193) [system] char_type('(', end_of_line)
   Fail: (193) [system] char_type('(', end_of_line)
   Call: (193) [system] char_type('(', space)
   Fail: (193) [system] char_type('(', space)
   Call: (193) [system] char_type('(', cntrl)
   Fail: (193) [system] char_type('(', cntrl)
^  Fail: (192) [user] is_like_space('(')
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] get_char((0x55fbb4538270), _171464)
   Exit: (191) [system] get_char((0x55fbb4538270), '(')
   Call: (191) [system] '('='('
   Exit: (191) [system] '('='('
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _153596)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _177034)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
   Call: (193) [system] '('=(/)
   Fail: (193) [system] '('=(/)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _193044)
   Exit: (192) [system] peek_char((0x55fbb4538270), '(')
   Call: (192) [system] '('=')'
   Fail: (192) [system] '('=')'
   Call: (192) [system] '('=end_of_file
   Fail: (192) [system] '('=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _198614)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _200472)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
   Call: (194) [system] '('=(/)
   Fail: (194) [system] '('=(/)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _216482)
   Exit: (193) [system] get_char((0x55fbb4538270), '(')
   Call: (193) [system] '('='('
   Exit: (193) [system] '('='('
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _198614)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _222052)
   Exit: (195) [system] peek_char((0x55fbb4538270), :)
   Call: (195) [system] (:)=(;)
   Fail: (195) [system] (:)=(;)
   Call: (195) [system] (:)=(/)
   Fail: (195) [system] (:)=(/)
^  Call: (195) [user] is_like_space(:)
   Call: (196) [system] char_type(:, 'white')
   Fail: (196) [system] char_type(:, 'white')
   Call: (196) [system] char_type(:, end_of_line)
   Fail: (196) [system] char_type(:, end_of_line)
   Call: (196) [system] char_type(:, space)
   Fail: (196) [system] char_type(:, space)
   Call: (196) [system] char_type(:, cntrl)
   Fail: (196) [system] char_type(:, cntrl)
^  Fail: (195) [user] is_like_space(:)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _238062)
   Exit: (194) [system] peek_char((0x55fbb4538270), :)
   Call: (194) [system] (:)=')'
   Fail: (194) [system] (:)=')'
   Call: (194) [system] (:)=end_of_file
   Fail: (194) [system] (:)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _243632)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _245490)
   Exit: (196) [system] peek_char((0x55fbb4538270), :)
   Call: (196) [system] (:)=(;)
   Fail: (196) [system] (:)=(;)
   Call: (196) [system] (:)=(/)
   Fail: (196) [system] (:)=(/)
^  Call: (196) [user] is_like_space(:)
   Call: (197) [system] char_type(:, 'white')
   Fail: (197) [system] char_type(:, 'white')
   Call: (197) [system] char_type(:, end_of_line)
   Fail: (197) [system] char_type(:, end_of_line)
   Call: (197) [system] char_type(:, space)
   Fail: (197) [system] char_type(:, space)
   Call: (197) [system] char_type(:, cntrl)
   Fail: (197) [system] char_type(:, cntrl)
^  Fail: (196) [user] is_like_space(:)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _261500)
   Exit: (195) [system] get_char((0x55fbb4538270), :)
   Call: (195) [system] (:)='('
   Fail: (195) [system] (:)='('
   Call: (195) [system] (:)='['
   Fail: (195) [system] (:)='['
   Call: (195) [system] (:)='{'
   Fail: (195) [system] (:)='{'
   Call: (195) [system] (:)='"'
   Fail: (195) [system] (:)='"'
   Call: (195) [system] (:)=!
   Fail: (195) [system] (:)=!
   Call: (195) [system] (:)='\''
   Fail: (195) [system] (:)='\''
   Call: (195) [system] (:)='`'
   Fail: (195) [system] (:)='`'
   Call: (195) [system] (:)=end_of_file
   Fail: (195) [system] (:)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55fbb4538270), :, _243632)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _279142)
   Call: (197) [system] peek_char((0x55fbb4538270), _280076)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (197) [user] is_delimiter(' ')
   Call: (198) [system] char_type(' ', space)
   Exit: (198) [system] char_type(' ', space)
^  Exit: (197) [user] is_delimiter(' ')
   Call: (197) [system] _279142=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (196) [user] classify_and_convert_charseq([:], _243632)
^  Call: (197) [user] classify_and_convert_charseq_([:], _289360)
^  Call: (199) [system] setup_call_cleanup('$notrace'(_290312, _290314), once(user:catch(read_from_chars([:], _289360), _290294, fail)), '$restore_trace'(_290312, _290314))
^  Call: (200) [system] sig_atomic(system:'$notrace'(_290312, _290314))
^  Exit: (199) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _290294, fail)), system:'$restore_trace'(3, -1))
   Call: (198) [system] atomic(:)
   Exit: (198) [system] atomic(:)
^  Exit: (197) [user] classify_and_convert_charseq_([:], :)
   Call: (197) [system] integer(:)
   Fail: (197) [system] integer(:)
   Call: (197) [system] _243632=(:)
   Exit: (197) [system] (:)=(:)
^  Exit: (196) [user] classify_and_convert_charseq([:], :)
^  Exit: (195) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _302440)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _304298)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _313892)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _316596)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
   Call: (197) [system] '('=(/)
   Fail: (197) [system] '('=(/)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _333530)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=')'
   Fail: (195) [system] '('=')'
   Call: (195) [system] '('=end_of_file
   Fail: (195) [system] '('=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _339100)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _340958)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
   Call: (197) [system] '('=(/)
   Fail: (197) [system] '('=(/)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _356968)
   Exit: (196) [system] get_char((0x55fbb4538270), '(')
   Call: (196) [system] '('='('
   Exit: (196) [system] '('='('
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _339100)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _362538)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
   Call: (198) [system] ($)=(/)
   Fail: (198) [system] ($)=(/)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _378548)
   Exit: (197) [system] peek_char((0x55fbb4538270), $)
   Call: (197) [system] ($)=')'
   Fail: (197) [system] ($)=')'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _384118)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _385976)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
   Call: (199) [system] ($)=(/)
   Fail: (199) [system] ($)=(/)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _401986)
   Exit: (198) [system] get_char((0x55fbb4538270), $)
   Call: (198) [system] ($)='('
   Fail: (198) [system] ($)='('
   Call: (198) [system] ($)='['
   Fail: (198) [system] ($)='['
   Call: (198) [system] ($)='{'
   Fail: (198) [system] ($)='{'
   Call: (198) [system] ($)='"'
   Fail: (198) [system] ($)='"'
   Call: (198) [system] ($)=!
   Fail: (198) [system] ($)=!
   Call: (198) [system] ($)='\''
   Fail: (198) [system] ($)='\''
   Call: (198) [system] ($)='`'
   Fail: (198) [system] ($)='`'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55fbb4538270), $, _384118)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _419628)
   Call: (200) [system] peek_char((0x55fbb4538270), _420562)
   Exit: (200) [system] peek_char((0x55fbb4538270), r)
^  Call: (200) [user] is_delimiter(r)
   Call: (201) [system] char_type(r, space)
   Fail: (201) [system] char_type(r, space)
   Call: (201) [system] arg(_425282, v('(', ')', end_of_file), r)
   Fail: (201) [system] arg(_426214, v('(', ')', end_of_file), r)
^  Fail: (200) [user] is_delimiter(r)
   Call: (200) [system] ')'==r
   Fail: (200) [system] ')'==r
   Call: (200) [system] get_char((0x55fbb4538270), r)
   Exit: (200) [system] get_char((0x55fbb4538270), r)
   Call: (200) [system] r=(\)
   Fail: (200) [system] r=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _433564)
   Call: (201) [system] peek_char((0x55fbb4538270), _434498)
   Exit: (201) [system] peek_char((0x55fbb4538270), u)
^  Call: (201) [user] is_delimiter(u)
   Call: (202) [system] char_type(u, space)
   Fail: (202) [system] char_type(u, space)
   Call: (202) [system] arg(_439218, v('(', ')', end_of_file), u)
   Fail: (202) [system] arg(_440150, v('(', ')', end_of_file), u)
^  Fail: (201) [user] is_delimiter(u)
   Call: (201) [system] ')'==u
   Fail: (201) [system] ')'==u
   Call: (201) [system] get_char((0x55fbb4538270), u)
   Exit: (201) [system] get_char((0x55fbb4538270), u)
   Call: (201) [system] u=(\)
   Fail: (201) [system] u=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _447500)
   Call: (202) [system] peek_char((0x55fbb4538270), _448434)
   Exit: (202) [system] peek_char((0x55fbb4538270), c)
^  Call: (202) [user] is_delimiter(c)
   Call: (203) [system] char_type(c, space)
   Fail: (203) [system] char_type(c, space)
   Call: (203) [system] arg(_453154, v('(', ')', end_of_file), c)
   Fail: (203) [system] arg(_454086, v('(', ')', end_of_file), c)
^  Fail: (202) [user] is_delimiter(c)
   Call: (202) [system] ')'==c
   Fail: (202) [system] ')'==c
   Call: (202) [system] get_char((0x55fbb4538270), c)
   Exit: (202) [system] get_char((0x55fbb4538270), c)
   Call: (202) [system] c=(\)
   Fail: (202) [system] c=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _461436)
   Call: (203) [system] peek_char((0x55fbb4538270), _462370)
   Exit: (203) [system] peek_char((0x55fbb4538270), t)
^  Call: (203) [user] is_delimiter(t)
   Call: (204) [system] char_type(t, space)
   Fail: (204) [system] char_type(t, space)
   Call: (204) [system] arg(_467090, v('(', ')', end_of_file), t)
   Fail: (204) [system] arg(_468022, v('(', ')', end_of_file), t)
^  Fail: (203) [user] is_delimiter(t)
   Call: (203) [system] ')'==t
   Fail: (203) [system] ')'==t
   Call: (203) [system] get_char((0x55fbb4538270), t)
   Exit: (203) [system] get_char((0x55fbb4538270), t)
   Call: (203) [system] t=(\)
   Fail: (203) [system] t=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _475372)
   Call: (204) [system] peek_char((0x55fbb4538270), _476306)
   Exit: (204) [system] peek_char((0x55fbb4538270), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_481026, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_481958, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55fbb4538270), o)
   Exit: (204) [system] get_char((0x55fbb4538270), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _489308)
   Call: (205) [system] peek_char((0x55fbb4538270), _490242)
   Exit: (205) [system] peek_char((0x55fbb4538270), r)
^  Call: (205) [user] is_delimiter(r)
   Call: (206) [system] char_type(r, space)
   Fail: (206) [system] char_type(r, space)
   Call: (206) [system] arg(_494962, v('(', ')', end_of_file), r)
   Fail: (206) [system] arg(_495894, v('(', ')', end_of_file), r)
^  Fail: (205) [user] is_delimiter(r)
   Call: (205) [system] ')'==r
   Fail: (205) [system] ')'==r
   Call: (205) [system] get_char((0x55fbb4538270), r)
   Exit: (205) [system] get_char((0x55fbb4538270), r)
   Call: (205) [system] r=(\)
   Fail: (205) [system] r=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _503244)
   Call: (206) [system] peek_char((0x55fbb4538270), _504178)
   Exit: (206) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (206) [user] is_delimiter(' ')
   Call: (207) [system] char_type(' ', space)
   Exit: (207) [system] char_type(' ', space)
^  Exit: (206) [user] is_delimiter(' ')
   Call: (206) [system] _503244=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (205) [system] _489308=[r]
   Exit: (205) [system] [r]=[r]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [r])
   Call: (204) [system] _475372=[o, r]
   Exit: (204) [system] [o, r]=[o, r]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, r])
   Call: (203) [system] _461436=[t, o, r]
   Exit: (203) [system] [t, o, r]=[t, o, r]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, o, r])
   Call: (202) [system] _447500=[c, t, o, r]
   Exit: (202) [system] [c, t, o, r]=[c, t, o, r]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, o, r])
   Call: (201) [system] _433564=[u, c, t, o, r]
   Exit: (201) [system] [u, c, t, o, r]=[u, c, t, o, r]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, o, r])
   Call: (200) [system] _419628=[r, u, c, t, o, r]
   Exit: (200) [system] [r, u, c, t, o, r]=[r, u, c, t, o, r]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, u, c, t, o, r])
^  Call: (199) [user] classify_and_convert_charseq([$, r, u, c, t, o, r], _384118)
^  Call: (200) [user] classify_and_convert_charseq_([$, r, u, c, t, o, r], _530226)
   Call: (201) [system] atom_chars(_531158, ['_', r, u, c, t, o, r])
   Exit: (201) [system] atom_chars('_ructor', ['_', r, u, c, t, o, r])
^  Exit: (200) [user] classify_and_convert_charseq_([$, r, u, c, t, o, r], _ructor)
   Call: (200) [system] integer(_ructor)
   Fail: (200) [system] integer(_ructor)
   Call: (200) [system] _384118=_ructor
   Exit: (200) [system] _ructor=_ructor
^  Exit: (199) [user] classify_and_convert_charseq([$, r, u, c, t, o, r], _ructor)
^  Exit: (198) [user] read_symbolic(')', (0x55fbb4538270), $, _ructor)
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), _ructor)
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _540450)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _542308)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _551902)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _554606)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
   Call: (200) [system] ($)=(/)
   Fail: (200) [system] ($)=(/)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _571540)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=')'
   Fail: (198) [system] ($)=')'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _577110)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _578968)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
   Call: (200) [system] ($)=(/)
   Fail: (200) [system] ($)=(/)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _594978)
   Exit: (199) [system] get_char((0x55fbb4538270), $)
   Call: (199) [system] ($)='('
   Fail: (199) [system] ($)='('
   Call: (199) [system] ($)='['
   Fail: (199) [system] ($)='['
   Call: (199) [system] ($)='{'
   Fail: (199) [system] ($)='{'
   Call: (199) [system] ($)='"'
   Fail: (199) [system] ($)='"'
   Call: (199) [system] ($)=!
   Fail: (199) [system] ($)=!
   Call: (199) [system] ($)='\''
   Fail: (199) [system] ($)='\''
   Call: (199) [system] ($)='`'
   Fail: (199) [system] ($)='`'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55fbb4538270), $, _577110)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _612620)
   Call: (201) [system] peek_char((0x55fbb4538270), _613554)
   Exit: (201) [system] peek_char((0x55fbb4538270), p)
^  Call: (201) [user] is_delimiter(p)
   Call: (202) [system] char_type(p, space)
   Fail: (202) [system] char_type(p, space)
   Call: (202) [system] arg(_618274, v('(', ')', end_of_file), p)
   Fail: (202) [system] arg(_619206, v('(', ')', end_of_file), p)
^  Fail: (201) [user] is_delimiter(p)
   Call: (201) [system] ')'==p
   Fail: (201) [system] ')'==p
   Call: (201) [system] get_char((0x55fbb4538270), p)
   Exit: (201) [system] get_char((0x55fbb4538270), p)
   Call: (201) [system] p=(\)
   Fail: (201) [system] p=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _626556)
   Call: (202) [system] peek_char((0x55fbb4538270), _627490)
   Exit: (202) [system] peek_char((0x55fbb4538270), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_632210, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_633142, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55fbb4538270), r)
   Exit: (202) [system] get_char((0x55fbb4538270), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _640492)
   Call: (203) [system] peek_char((0x55fbb4538270), _641426)
   Exit: (203) [system] peek_char((0x55fbb4538270), o)
^  Call: (203) [user] is_delimiter(o)
   Call: (204) [system] char_type(o, space)
   Fail: (204) [system] char_type(o, space)
   Call: (204) [system] arg(_646146, v('(', ')', end_of_file), o)
   Fail: (204) [system] arg(_647078, v('(', ')', end_of_file), o)
^  Fail: (203) [user] is_delimiter(o)
   Call: (203) [system] ')'==o
   Fail: (203) [system] ')'==o
   Call: (203) [system] get_char((0x55fbb4538270), o)
   Exit: (203) [system] get_char((0x55fbb4538270), o)
   Call: (203) [system] o=(\)
   Fail: (203) [system] o=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _654428)
   Call: (204) [system] peek_char((0x55fbb4538270), _655362)
   Exit: (204) [system] peek_char((0x55fbb4538270), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_660082, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_661014, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55fbb4538270), o)
   Exit: (204) [system] get_char((0x55fbb4538270), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _668364)
   Call: (205) [system] peek_char((0x55fbb4538270), _669298)
   Exit: (205) [system] peek_char((0x55fbb4538270), f)
^  Call: (205) [user] is_delimiter(f)
   Call: (206) [system] char_type(f, space)
   Fail: (206) [system] char_type(f, space)
   Call: (206) [system] arg(_674018, v('(', ')', end_of_file), f)
   Fail: (206) [system] arg(_674950, v('(', ')', end_of_file), f)
^  Fail: (205) [user] is_delimiter(f)
   Call: (205) [system] ')'==f
   Fail: (205) [system] ')'==f
   Call: (205) [system] get_char((0x55fbb4538270), f)
   Exit: (205) [system] get_char((0x55fbb4538270), f)
   Call: (205) [system] f=(\)
   Fail: (205) [system] f=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _682300)
   Call: (206) [system] peek_char((0x55fbb4538270), _683234)
   Exit: (206) [system] peek_char((0x55fbb4538270), '1')
^  Call: (206) [user] is_delimiter('1')
   Call: (207) [system] char_type('1', space)
   Fail: (207) [system] char_type('1', space)
   Call: (207) [system] arg(_687954, v('(', ')', end_of_file), '1')
   Fail: (207) [system] arg(_688886, v('(', ')', end_of_file), '1')
^  Fail: (206) [user] is_delimiter('1')
   Call: (206) [system] ')'=='1'
   Fail: (206) [system] ')'=='1'
   Call: (206) [system] get_char((0x55fbb4538270), '1')
   Exit: (206) [system] get_char((0x55fbb4538270), '1')
   Call: (206) [system] '1'=(\)
   Fail: (206) [system] '1'=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _696236)
   Call: (207) [system] peek_char((0x55fbb4538270), _697170)
   Exit: (207) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (207) [user] is_delimiter(' ')
   Call: (208) [system] char_type(' ', space)
   Exit: (208) [system] char_type(' ', space)
^  Exit: (207) [user] is_delimiter(' ')
   Call: (207) [system] _696236=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (206) [system] _682300=['1']
   Exit: (206) [system] ['1']=['1']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), ['1'])
   Call: (205) [system] _668364=[f, '1']
   Exit: (205) [system] [f, '1']=[f, '1']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [f, '1'])
   Call: (204) [system] _654428=[o, f, '1']
   Exit: (204) [system] [o, f, '1']=[o, f, '1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, f, '1'])
   Call: (203) [system] _640492=[o, o, f, '1']
   Exit: (203) [system] [o, o, f, '1']=[o, o, f, '1']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, o, f, '1'])
   Call: (202) [system] _626556=[r, o, o, f, '1']
   Exit: (202) [system] [r, o, o, f, '1']=[r, o, o, f, '1']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, o, f, '1'])
   Call: (201) [system] _612620=[p, r, o, o, f, '1']
   Exit: (201) [system] [p, r, o, o, f, '1']=[p, r, o, o, f, '1']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, o, o, f, '1'])
^  Call: (200) [user] classify_and_convert_charseq([$, p, r, o, o, f, '1'], _577110)
^  Call: (201) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '1'], _723218)
   Call: (202) [system] atom_chars(_724150, ['_', p, r, o, o, f, '1'])
   Exit: (202) [system] atom_chars('_proof1', ['_', p, r, o, o, f, '1'])
^  Exit: (201) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '1'], _proof1)
   Call: (201) [system] integer(_proof1)
   Fail: (201) [system] integer(_proof1)
   Call: (201) [system] _577110=_proof1
   Exit: (201) [system] _proof1=_proof1
^  Exit: (200) [user] classify_and_convert_charseq([$, p, r, o, o, f, '1'], _proof1)
^  Exit: (199) [user] read_symbolic(')', (0x55fbb4538270), $, _proof1)
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), _proof1)
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _733442)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _735300)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _744894)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _747598)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
   Call: (201) [system] ($)=(/)
   Fail: (201) [system] ($)=(/)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _764532)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=')'
   Fail: (199) [system] ($)=')'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _770102)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _771960)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
   Call: (201) [system] ($)=(/)
   Fail: (201) [system] ($)=(/)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _787970)
   Exit: (200) [system] get_char((0x55fbb4538270), $)
   Call: (200) [system] ($)='('
   Fail: (200) [system] ($)='('
   Call: (200) [system] ($)='['
   Fail: (200) [system] ($)='['
   Call: (200) [system] ($)='{'
   Fail: (200) [system] ($)='{'
   Call: (200) [system] ($)='"'
   Fail: (200) [system] ($)='"'
   Call: (200) [system] ($)=!
   Fail: (200) [system] ($)=!
   Call: (200) [system] ($)='\''
   Fail: (200) [system] ($)='\''
   Call: (200) [system] ($)='`'
   Fail: (200) [system] ($)='`'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55fbb4538270), $, _770102)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _805612)
   Call: (202) [system] peek_char((0x55fbb4538270), _806546)
   Exit: (202) [system] peek_char((0x55fbb4538270), p)
^  Call: (202) [user] is_delimiter(p)
   Call: (203) [system] char_type(p, space)
   Fail: (203) [system] char_type(p, space)
   Call: (203) [system] arg(_811266, v('(', ')', end_of_file), p)
   Fail: (203) [system] arg(_812198, v('(', ')', end_of_file), p)
^  Fail: (202) [user] is_delimiter(p)
   Call: (202) [system] ')'==p
   Fail: (202) [system] ')'==p
   Call: (202) [system] get_char((0x55fbb4538270), p)
   Exit: (202) [system] get_char((0x55fbb4538270), p)
   Call: (202) [system] p=(\)
   Fail: (202) [system] p=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _819548)
   Call: (203) [system] peek_char((0x55fbb4538270), _820482)
   Exit: (203) [system] peek_char((0x55fbb4538270), r)
^  Call: (203) [user] is_delimiter(r)
   Call: (204) [system] char_type(r, space)
   Fail: (204) [system] char_type(r, space)
   Call: (204) [system] arg(_825202, v('(', ')', end_of_file), r)
   Fail: (204) [system] arg(_826134, v('(', ')', end_of_file), r)
^  Fail: (203) [user] is_delimiter(r)
   Call: (203) [system] ')'==r
   Fail: (203) [system] ')'==r
   Call: (203) [system] get_char((0x55fbb4538270), r)
   Exit: (203) [system] get_char((0x55fbb4538270), r)
   Call: (203) [system] r=(\)
   Fail: (203) [system] r=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _833484)
   Call: (204) [system] peek_char((0x55fbb4538270), _834418)
   Exit: (204) [system] peek_char((0x55fbb4538270), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_839138, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_840070, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55fbb4538270), o)
   Exit: (204) [system] get_char((0x55fbb4538270), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _847420)
   Call: (205) [system] peek_char((0x55fbb4538270), _848354)
   Exit: (205) [system] peek_char((0x55fbb4538270), o)
^  Call: (205) [user] is_delimiter(o)
   Call: (206) [system] char_type(o, space)
   Fail: (206) [system] char_type(o, space)
   Call: (206) [system] arg(_853074, v('(', ')', end_of_file), o)
   Fail: (206) [system] arg(_854006, v('(', ')', end_of_file), o)
^  Fail: (205) [user] is_delimiter(o)
   Call: (205) [system] ')'==o
   Fail: (205) [system] ')'==o
   Call: (205) [system] get_char((0x55fbb4538270), o)
   Exit: (205) [system] get_char((0x55fbb4538270), o)
   Call: (205) [system] o=(\)
   Fail: (205) [system] o=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _861356)
   Call: (206) [system] peek_char((0x55fbb4538270), _862290)
   Exit: (206) [system] peek_char((0x55fbb4538270), f)
^  Call: (206) [user] is_delimiter(f)
   Call: (207) [system] char_type(f, space)
   Fail: (207) [system] char_type(f, space)
   Call: (207) [system] arg(_867010, v('(', ')', end_of_file), f)
   Fail: (207) [system] arg(_867942, v('(', ')', end_of_file), f)
^  Fail: (206) [user] is_delimiter(f)
   Call: (206) [system] ')'==f
   Fail: (206) [system] ')'==f
   Call: (206) [system] get_char((0x55fbb4538270), f)
   Exit: (206) [system] get_char((0x55fbb4538270), f)
   Call: (206) [system] f=(\)
   Fail: (206) [system] f=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _875292)
   Call: (207) [system] peek_char((0x55fbb4538270), _876226)
   Exit: (207) [system] peek_char((0x55fbb4538270), '2')
^  Call: (207) [user] is_delimiter('2')
   Call: (208) [system] char_type('2', space)
   Fail: (208) [system] char_type('2', space)
   Call: (208) [system] arg(_880946, v('(', ')', end_of_file), '2')
   Fail: (208) [system] arg(_881878, v('(', ')', end_of_file), '2')
^  Fail: (207) [user] is_delimiter('2')
   Call: (207) [system] ')'=='2'
   Fail: (207) [system] ')'=='2'
   Call: (207) [system] get_char((0x55fbb4538270), '2')
   Exit: (207) [system] get_char((0x55fbb4538270), '2')
   Call: (207) [system] '2'=(\)
   Fail: (207) [system] '2'=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _889228)
   Call: (208) [system] peek_char((0x55fbb4538270), _890162)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (208) [user] is_delimiter(' ')
   Call: (209) [system] char_type(' ', space)
   Exit: (209) [system] char_type(' ', space)
^  Exit: (208) [user] is_delimiter(' ')
   Call: (208) [system] _889228=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (207) [system] _875292=['2']
   Exit: (207) [system] ['2']=['2']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), ['2'])
   Call: (206) [system] _861356=[f, '2']
   Exit: (206) [system] [f, '2']=[f, '2']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [f, '2'])
   Call: (205) [system] _847420=[o, f, '2']
   Exit: (205) [system] [o, f, '2']=[o, f, '2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, f, '2'])
   Call: (204) [system] _833484=[o, o, f, '2']
   Exit: (204) [system] [o, o, f, '2']=[o, o, f, '2']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, o, f, '2'])
   Call: (203) [system] _819548=[r, o, o, f, '2']
   Exit: (203) [system] [r, o, o, f, '2']=[r, o, o, f, '2']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, o, f, '2'])
   Call: (202) [system] _805612=[p, r, o, o, f, '2']
   Exit: (202) [system] [p, r, o, o, f, '2']=[p, r, o, o, f, '2']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, o, o, f, '2'])
^  Call: (201) [user] classify_and_convert_charseq([$, p, r, o, o, f, '2'], _770102)
^  Call: (202) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '2'], _916210)
   Call: (203) [system] atom_chars(_917142, ['_', p, r, o, o, f, '2'])
   Exit: (203) [system] atom_chars('_proof2', ['_', p, r, o, o, f, '2'])
^  Exit: (202) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '2'], _proof2)
   Call: (202) [system] integer(_proof2)
   Fail: (202) [system] integer(_proof2)
   Call: (202) [system] _770102=_proof2
   Exit: (202) [system] _proof2=_proof2
^  Exit: (201) [user] classify_and_convert_charseq([$, p, r, o, o, f, '2'], _proof2)
^  Exit: (200) [user] read_symbolic(')', (0x55fbb4538270), $, _proof2)
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), _proof2)
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _926434)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _928292)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _937886)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _940590)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _957524)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _963094)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _964952)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _980962)
   Exit: (201) [system] get_char((0x55fbb4538270), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _963094)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _998604)
   Call: (203) [system] peek_char((0x55fbb4538270), _999538)
   Exit: (203) [system] peek_char((0x55fbb4538270), p)
^  Call: (203) [user] is_delimiter(p)
   Call: (204) [system] char_type(p, space)
   Fail: (204) [system] char_type(p, space)
   Call: (204) [system] arg(_1004258, v('(', ')', end_of_file), p)
   Fail: (204) [system] arg(_1005190, v('(', ')', end_of_file), p)
^  Fail: (203) [user] is_delimiter(p)
   Call: (203) [system] ')'==p
   Fail: (203) [system] ')'==p
   Call: (203) [system] get_char((0x55fbb4538270), p)
   Exit: (203) [system] get_char((0x55fbb4538270), p)
   Call: (203) [system] p=(\)
   Fail: (203) [system] p=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1012540)
   Call: (204) [system] peek_char((0x55fbb4538270), _1013474)
   Exit: (204) [system] peek_char((0x55fbb4538270), r)
^  Call: (204) [user] is_delimiter(r)
   Call: (205) [system] char_type(r, space)
   Fail: (205) [system] char_type(r, space)
   Call: (205) [system] arg(_1018194, v('(', ')', end_of_file), r)
   Fail: (205) [system] arg(_1019126, v('(', ')', end_of_file), r)
^  Fail: (204) [user] is_delimiter(r)
   Call: (204) [system] ')'==r
   Fail: (204) [system] ')'==r
   Call: (204) [system] get_char((0x55fbb4538270), r)
   Exit: (204) [system] get_char((0x55fbb4538270), r)
   Call: (204) [system] r=(\)
   Fail: (204) [system] r=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1026476)
   Call: (205) [system] peek_char((0x55fbb4538270), _1027410)
   Exit: (205) [system] peek_char((0x55fbb4538270), o)
^  Call: (205) [user] is_delimiter(o)
   Call: (206) [system] char_type(o, space)
   Fail: (206) [system] char_type(o, space)
   Call: (206) [system] arg(_1032130, v('(', ')', end_of_file), o)
   Fail: (206) [system] arg(_1033062, v('(', ')', end_of_file), o)
^  Fail: (205) [user] is_delimiter(o)
   Call: (205) [system] ')'==o
   Fail: (205) [system] ')'==o
   Call: (205) [system] get_char((0x55fbb4538270), o)
   Exit: (205) [system] get_char((0x55fbb4538270), o)
   Call: (205) [system] o=(\)
   Fail: (205) [system] o=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1040412)
   Call: (206) [system] peek_char((0x55fbb4538270), _1041346)
   Exit: (206) [system] peek_char((0x55fbb4538270), o)
^  Call: (206) [user] is_delimiter(o)
   Call: (207) [system] char_type(o, space)
   Fail: (207) [system] char_type(o, space)
   Call: (207) [system] arg(_1046066, v('(', ')', end_of_file), o)
   Fail: (207) [system] arg(_1046998, v('(', ')', end_of_file), o)
^  Fail: (206) [user] is_delimiter(o)
   Call: (206) [system] ')'==o
   Fail: (206) [system] ')'==o
   Call: (206) [system] get_char((0x55fbb4538270), o)
   Exit: (206) [system] get_char((0x55fbb4538270), o)
   Call: (206) [system] o=(\)
   Fail: (206) [system] o=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1054348)
   Call: (207) [system] peek_char((0x55fbb4538270), _1055282)
   Exit: (207) [system] peek_char((0x55fbb4538270), f)
^  Call: (207) [user] is_delimiter(f)
   Call: (208) [system] char_type(f, space)
   Fail: (208) [system] char_type(f, space)
   Call: (208) [system] arg(_1060002, v('(', ')', end_of_file), f)
   Fail: (208) [system] arg(_1060934, v('(', ')', end_of_file), f)
^  Fail: (207) [user] is_delimiter(f)
   Call: (207) [system] ')'==f
   Fail: (207) [system] ')'==f
   Call: (207) [system] get_char((0x55fbb4538270), f)
   Exit: (207) [system] get_char((0x55fbb4538270), f)
   Call: (207) [system] f=(\)
   Fail: (207) [system] f=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1068284)
   Call: (208) [system] peek_char((0x55fbb4538270), _1069218)
   Exit: (208) [system] peek_char((0x55fbb4538270), '3')
^  Call: (208) [user] is_delimiter('3')
   Call: (209) [system] char_type('3', space)
   Fail: (209) [system] char_type('3', space)
   Call: (209) [system] arg(_1073938, v('(', ')', end_of_file), '3')
   Fail: (209) [system] arg(_1074870, v('(', ')', end_of_file), '3')
^  Fail: (208) [user] is_delimiter('3')
   Call: (208) [system] ')'=='3'
   Fail: (208) [system] ')'=='3'
   Call: (208) [system] get_char((0x55fbb4538270), '3')
   Exit: (208) [system] get_char((0x55fbb4538270), '3')
   Call: (208) [system] '3'=(\)
   Fail: (208) [system] '3'=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1082220)
   Call: (209) [system] peek_char((0x55fbb4538270), _1083154)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _1082220=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (208) [system] _1068284=['3']
   Exit: (208) [system] ['3']=['3']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), ['3'])
   Call: (207) [system] _1054348=[f, '3']
   Exit: (207) [system] [f, '3']=[f, '3']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [f, '3'])
   Call: (206) [system] _1040412=[o, f, '3']
   Exit: (206) [system] [o, f, '3']=[o, f, '3']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, f, '3'])
   Call: (205) [system] _1026476=[o, o, f, '3']
   Exit: (205) [system] [o, o, f, '3']=[o, o, f, '3']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, o, f, '3'])
   Call: (204) [system] _1012540=[r, o, o, f, '3']
   Exit: (204) [system] [r, o, o, f, '3']=[r, o, o, f, '3']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, o, f, '3'])
   Call: (203) [system] _998604=[p, r, o, o, f, '3']
   Exit: (203) [system] [p, r, o, o, f, '3']=[p, r, o, o, f, '3']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, o, o, f, '3'])
^  Call: (202) [user] classify_and_convert_charseq([$, p, r, o, o, f, '3'], _963094)
^  Call: (203) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '3'], _1109202)
   Call: (204) [system] atom_chars(_1110134, ['_', p, r, o, o, f, '3'])
   Exit: (204) [system] atom_chars('_proof3', ['_', p, r, o, o, f, '3'])
^  Exit: (203) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '3'], _proof3)
   Call: (203) [system] integer(_proof3)
   Fail: (203) [system] integer(_proof3)
   Call: (203) [system] _963094=_proof3
   Exit: (203) [system] _proof3=_proof3
^  Exit: (202) [user] classify_and_convert_charseq([$, p, r, o, o, f, '3'], _proof3)
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _proof3)
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), _proof3)
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _1119426)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1121284)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _1130878)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1133582)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1150516)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _1156086)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1157944)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _1173954)
   Exit: (202) [system] get_char((0x55fbb4538270), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _1156086)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1191596)
   Call: (204) [system] peek_char((0x55fbb4538270), _1192530)
   Exit: (204) [system] peek_char((0x55fbb4538270), p)
^  Call: (204) [user] is_delimiter(p)
   Call: (205) [system] char_type(p, space)
   Fail: (205) [system] char_type(p, space)
   Call: (205) [system] arg(_1197250, v('(', ')', end_of_file), p)
   Fail: (205) [system] arg(_1198182, v('(', ')', end_of_file), p)
^  Fail: (204) [user] is_delimiter(p)
   Call: (204) [system] ')'==p
   Fail: (204) [system] ')'==p
   Call: (204) [system] get_char((0x55fbb4538270), p)
   Exit: (204) [system] get_char((0x55fbb4538270), p)
   Call: (204) [system] p=(\)
   Fail: (204) [system] p=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1205532)
   Call: (205) [system] peek_char((0x55fbb4538270), _1206466)
   Exit: (205) [system] peek_char((0x55fbb4538270), r)
^  Call: (205) [user] is_delimiter(r)
   Call: (206) [system] char_type(r, space)
   Fail: (206) [system] char_type(r, space)
   Call: (206) [system] arg(_1211186, v('(', ')', end_of_file), r)
   Fail: (206) [system] arg(_1212118, v('(', ')', end_of_file), r)
^  Fail: (205) [user] is_delimiter(r)
   Call: (205) [system] ')'==r
   Fail: (205) [system] ')'==r
   Call: (205) [system] get_char((0x55fbb4538270), r)
   Exit: (205) [system] get_char((0x55fbb4538270), r)
   Call: (205) [system] r=(\)
   Fail: (205) [system] r=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1219468)
   Call: (206) [system] peek_char((0x55fbb4538270), _1220402)
   Exit: (206) [system] peek_char((0x55fbb4538270), o)
^  Call: (206) [user] is_delimiter(o)
   Call: (207) [system] char_type(o, space)
   Fail: (207) [system] char_type(o, space)
   Call: (207) [system] arg(_1225122, v('(', ')', end_of_file), o)
   Fail: (207) [system] arg(_1226054, v('(', ')', end_of_file), o)
^  Fail: (206) [user] is_delimiter(o)
   Call: (206) [system] ')'==o
   Fail: (206) [system] ')'==o
   Call: (206) [system] get_char((0x55fbb4538270), o)
   Exit: (206) [system] get_char((0x55fbb4538270), o)
   Call: (206) [system] o=(\)
   Fail: (206) [system] o=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1233404)
   Call: (207) [system] peek_char((0x55fbb4538270), _1234338)
   Exit: (207) [system] peek_char((0x55fbb4538270), o)
^  Call: (207) [user] is_delimiter(o)
   Call: (208) [system] char_type(o, space)
   Fail: (208) [system] char_type(o, space)
   Call: (208) [system] arg(_1239058, v('(', ')', end_of_file), o)
   Fail: (208) [system] arg(_1239990, v('(', ')', end_of_file), o)
^  Fail: (207) [user] is_delimiter(o)
   Call: (207) [system] ')'==o
   Fail: (207) [system] ')'==o
   Call: (207) [system] get_char((0x55fbb4538270), o)
   Exit: (207) [system] get_char((0x55fbb4538270), o)
   Call: (207) [system] o=(\)
   Fail: (207) [system] o=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1247340)
   Call: (208) [system] peek_char((0x55fbb4538270), _1248274)
   Exit: (208) [system] peek_char((0x55fbb4538270), f)
^  Call: (208) [user] is_delimiter(f)
   Call: (209) [system] char_type(f, space)
   Fail: (209) [system] char_type(f, space)
   Call: (209) [system] arg(_1252994, v('(', ')', end_of_file), f)
   Fail: (209) [system] arg(_1253926, v('(', ')', end_of_file), f)
^  Fail: (208) [user] is_delimiter(f)
   Call: (208) [system] ')'==f
   Fail: (208) [system] ')'==f
   Call: (208) [system] get_char((0x55fbb4538270), f)
   Exit: (208) [system] get_char((0x55fbb4538270), f)
   Call: (208) [system] f=(\)
   Fail: (208) [system] f=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1261276)
   Call: (209) [system] peek_char((0x55fbb4538270), _1262210)
   Exit: (209) [system] peek_char((0x55fbb4538270), '4')
^  Call: (209) [user] is_delimiter('4')
   Call: (210) [system] char_type('4', space)
   Fail: (210) [system] char_type('4', space)
   Call: (210) [system] arg(_1266930, v('(', ')', end_of_file), '4')
   Fail: (210) [system] arg(_1267862, v('(', ')', end_of_file), '4')
^  Fail: (209) [user] is_delimiter('4')
   Call: (209) [system] ')'=='4'
   Fail: (209) [system] ')'=='4'
   Call: (209) [system] get_char((0x55fbb4538270), '4')
   Exit: (209) [system] get_char((0x55fbb4538270), '4')
   Call: (209) [system] '4'=(\)
   Fail: (209) [system] '4'=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1275212)
   Call: (210) [system] peek_char((0x55fbb4538270), _1276146)
   Exit: (210) [system] peek_char((0x55fbb4538270), ')')
^  Call: (210) [user] is_delimiter(')')
   Call: (211) [system] char_type(')', space)
   Fail: (211) [system] char_type(')', space)
   Call: (211) [system] arg(_1280866, v('(', ')', end_of_file), ')')
   Exit: (211) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (210) [user] is_delimiter(')')
   Call: (210) [system] _1275212=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (209) [system] _1261276=['4']
   Exit: (209) [system] ['4']=['4']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), ['4'])
   Call: (208) [system] _1247340=[f, '4']
   Exit: (208) [system] [f, '4']=[f, '4']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [f, '4'])
   Call: (207) [system] _1233404=[o, f, '4']
   Exit: (207) [system] [o, f, '4']=[o, f, '4']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, f, '4'])
   Call: (206) [system] _1219468=[o, o, f, '4']
   Exit: (206) [system] [o, o, f, '4']=[o, o, f, '4']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, o, f, '4'])
   Call: (205) [system] _1205532=[r, o, o, f, '4']
   Exit: (205) [system] [r, o, o, f, '4']=[r, o, o, f, '4']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, o, f, '4'])
   Call: (204) [system] _1191596=[p, r, o, o, f, '4']
   Exit: (204) [system] [p, r, o, o, f, '4']=[p, r, o, o, f, '4']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, o, o, f, '4'])
^  Call: (203) [user] classify_and_convert_charseq([$, p, r, o, o, f, '4'], _1156086)
^  Call: (204) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '4'], _1304066)
   Call: (205) [system] atom_chars(_1304998, ['_', p, r, o, o, f, '4'])
   Exit: (205) [system] atom_chars('_proof4', ['_', p, r, o, o, f, '4'])
^  Exit: (204) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '4'], _proof4)
   Call: (204) [system] integer(_proof4)
   Fail: (204) [system] integer(_proof4)
   Call: (204) [system] _1156086=_proof4
   Exit: (204) [system] _proof4=_proof4
^  Exit: (203) [user] classify_and_convert_charseq([$, p, r, o, o, f, '4'], _proof4)
^  Exit: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _proof4)
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), _proof4)
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _1314290)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1316148)
   Exit: (203) [system] peek_char((0x55fbb4538270), ')')
   Call: (203) [system] ')'=(;)
   Fail: (203) [system] ')'=(;)
   Call: (203) [system] ')'=(/)
   Fail: (203) [system] ')'=(/)
^  Call: (203) [user] is_like_space(')')
   Call: (204) [system] char_type(')', 'white')
   Fail: (204) [system] char_type(')', 'white')
   Call: (204) [system] char_type(')', end_of_line)
   Fail: (204) [system] char_type(')', end_of_line)
   Call: (204) [system] char_type(')', space)
   Fail: (204) [system] char_type(')', space)
   Call: (204) [system] char_type(')', cntrl)
   Fail: (204) [system] char_type(')', cntrl)
^  Fail: (203) [user] is_like_space(')')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1332158)
   Exit: (202) [system] peek_char((0x55fbb4538270), ')')
   Call: (202) [system] ')'=')'
   Exit: (202) [system] ')'=')'
   Call: (202) [system] get_char((0x55fbb4538270), _1335948)
   Exit: (202) [system] get_char((0x55fbb4538270), ')')
   Call: (202) [system] _1314290=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [])
   Call: (201) [system] _1119426=[_proof4]
   Exit: (201) [system] [_proof4]=[_proof4]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [_proof4])
   Call: (200) [system] _926434=[_proof3, _proof4]
   Exit: (200) [system] [_proof3, _proof4]=[_proof3, _proof4]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [_proof3, _proof4])
   Call: (199) [system] _733442=[_proof2, _proof3, _proof4]
   Exit: (199) [system] [_proof2, _proof3, _proof4]=[_proof2, _proof3, _proof4]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [_proof2, _proof3, _proof4])
   Call: (198) [system] _540450=[_proof1, _proof2, _proof3, _proof4]
   Exit: (198) [system] [_proof1, _proof2, _proof3, _proof4]=[_proof1, _proof2, _proof3, _proof4]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [_proof1, _proof2, _proof3, _proof4])
   Call: (197) [system] _339100=[_ructor, _proof1, _proof2, _proof3, _proof4]
   Exit: (197) [system] [_ructor, _proof1, _proof2, _proof3, _proof4]=[_ructor, _proof1, _proof2, _proof3, _proof4]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [_ructor, _proof1, _proof2, _proof3, _proof4])
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), [_ructor, _proof1, _proof2, _proof3, _proof4])
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _1355418)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1357276)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _1366870)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1369574)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
   Call: (198) [system] ($)=(/)
   Fail: (198) [system] ($)=(/)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1386508)
   Exit: (196) [system] peek_char((0x55fbb4538270), $)
   Call: (196) [system] ($)=')'
   Fail: (196) [system] ($)=')'
   Call: (196) [system] ($)=end_of_file
   Fail: (196) [system] ($)=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55fbb4538270), _1392078)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1393936)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
   Call: (198) [system] ($)=(/)
   Fail: (198) [system] ($)=(/)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] get_char((0x55fbb4538270), _1409946)
   Exit: (197) [system] get_char((0x55fbb4538270), $)
   Call: (197) [system] ($)='('
   Fail: (197) [system] ($)='('
   Call: (197) [system] ($)='['
   Fail: (197) [system] ($)='['
   Call: (197) [system] ($)='{'
   Fail: (197) [system] ($)='{'
   Call: (197) [system] ($)='"'
   Fail: (197) [system] ($)='"'
   Call: (197) [system] ($)=!
   Fail: (197) [system] ($)=!
   Call: (197) [system] ($)='\''
   Fail: (197) [system] ($)='\''
   Call: (197) [system] ($)='`'
   Fail: (197) [system] ($)='`'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55fbb4538270), $, _1392078)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _1427588)
   Call: (199) [system] peek_char((0x55fbb4538270), _1428522)
   Exit: (199) [system] peek_char((0x55fbb4538270), c)
^  Call: (199) [user] is_delimiter(c)
   Call: (200) [system] char_type(c, space)
   Fail: (200) [system] char_type(c, space)
   Call: (200) [system] arg(_1433242, v('(', ')', end_of_file), c)
   Fail: (200) [system] arg(_1434174, v('(', ')', end_of_file), c)
^  Fail: (199) [user] is_delimiter(c)
   Call: (199) [system] ')'==c
   Fail: (199) [system] ')'==c
   Call: (199) [system] get_char((0x55fbb4538270), c)
   Exit: (199) [system] get_char((0x55fbb4538270), c)
   Call: (199) [system] c=(\)
   Fail: (199) [system] c=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _1441524)
   Call: (200) [system] peek_char((0x55fbb4538270), _1442458)
   Exit: (200) [system] peek_char((0x55fbb4538270), o)
^  Call: (200) [user] is_delimiter(o)
   Call: (201) [system] char_type(o, space)
   Fail: (201) [system] char_type(o, space)
   Call: (201) [system] arg(_1447178, v('(', ')', end_of_file), o)
   Fail: (201) [system] arg(_1448110, v('(', ')', end_of_file), o)
^  Fail: (200) [user] is_delimiter(o)
   Call: (200) [system] ')'==o
   Fail: (200) [system] ')'==o
   Call: (200) [system] get_char((0x55fbb4538270), o)
   Exit: (200) [system] get_char((0x55fbb4538270), o)
   Call: (200) [system] o=(\)
   Fail: (200) [system] o=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _1455460)
   Call: (201) [system] peek_char((0x55fbb4538270), _1456394)
   Exit: (201) [system] peek_char((0x55fbb4538270), n)
^  Call: (201) [user] is_delimiter(n)
   Call: (202) [system] char_type(n, space)
   Fail: (202) [system] char_type(n, space)
   Call: (202) [system] arg(_1461114, v('(', ')', end_of_file), n)
   Fail: (202) [system] arg(_1462046, v('(', ')', end_of_file), n)
^  Fail: (201) [user] is_delimiter(n)
   Call: (201) [system] ')'==n
   Fail: (201) [system] ')'==n
   Call: (201) [system] get_char((0x55fbb4538270), n)
   Exit: (201) [system] get_char((0x55fbb4538270), n)
   Call: (201) [system] n=(\)
   Fail: (201) [system] n=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1469396)
   Call: (202) [system] peek_char((0x55fbb4538270), _1470330)
   Exit: (202) [system] peek_char((0x55fbb4538270), c)
^  Call: (202) [user] is_delimiter(c)
   Call: (203) [system] char_type(c, space)
   Fail: (203) [system] char_type(c, space)
   Call: (203) [system] arg(_1475050, v('(', ')', end_of_file), c)
   Fail: (203) [system] arg(_1475982, v('(', ')', end_of_file), c)
^  Fail: (202) [user] is_delimiter(c)
   Call: (202) [system] ')'==c
   Fail: (202) [system] ')'==c
   Call: (202) [system] get_char((0x55fbb4538270), c)
   Exit: (202) [system] get_char((0x55fbb4538270), c)
   Call: (202) [system] c=(\)
   Fail: (202) [system] c=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1483332)
   Call: (203) [system] peek_char((0x55fbb4538270), _1484266)
   Exit: (203) [system] peek_char((0x55fbb4538270), l)
^  Call: (203) [user] is_delimiter(l)
   Call: (204) [system] char_type(l, space)
   Fail: (204) [system] char_type(l, space)
   Call: (204) [system] arg(_1488986, v('(', ')', end_of_file), l)
   Fail: (204) [system] arg(_1489918, v('(', ')', end_of_file), l)
^  Fail: (203) [user] is_delimiter(l)
   Call: (203) [system] ')'==l
   Fail: (203) [system] ')'==l
   Call: (203) [system] get_char((0x55fbb4538270), l)
   Exit: (203) [system] get_char((0x55fbb4538270), l)
   Call: (203) [system] l=(\)
   Fail: (203) [system] l=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1497268)
   Call: (204) [system] peek_char((0x55fbb4538270), _1498202)
   Exit: (204) [system] peek_char((0x55fbb4538270), u)
^  Call: (204) [user] is_delimiter(u)
   Call: (205) [system] char_type(u, space)
   Fail: (205) [system] char_type(u, space)
   Call: (205) [system] arg(_1502922, v('(', ')', end_of_file), u)
   Fail: (205) [system] arg(_1503854, v('(', ')', end_of_file), u)
^  Fail: (204) [user] is_delimiter(u)
   Call: (204) [system] ')'==u
   Fail: (204) [system] ')'==u
   Call: (204) [system] get_char((0x55fbb4538270), u)
   Exit: (204) [system] get_char((0x55fbb4538270), u)
   Call: (204) [system] u=(\)
   Fail: (204) [system] u=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1511204)
   Call: (205) [system] peek_char((0x55fbb4538270), _1512138)
   Exit: (205) [system] peek_char((0x55fbb4538270), s)
^  Call: (205) [user] is_delimiter(s)
   Call: (206) [system] char_type(s, space)
   Fail: (206) [system] char_type(s, space)
   Call: (206) [system] arg(_1516858, v('(', ')', end_of_file), s)
   Fail: (206) [system] arg(_1517790, v('(', ')', end_of_file), s)
^  Fail: (205) [user] is_delimiter(s)
   Call: (205) [system] ')'==s
   Fail: (205) [system] ')'==s
   Call: (205) [system] get_char((0x55fbb4538270), s)
   Exit: (205) [system] get_char((0x55fbb4538270), s)
   Call: (205) [system] s=(\)
   Fail: (205) [system] s=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1525140)
   Call: (206) [system] peek_char((0x55fbb4538270), _1526074)
   Exit: (206) [system] peek_char((0x55fbb4538270), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_1530794, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_1531726, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55fbb4538270), i)
   Exit: (206) [system] get_char((0x55fbb4538270), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1539076)
   Call: (207) [system] peek_char((0x55fbb4538270), _1540010)
   Exit: (207) [system] peek_char((0x55fbb4538270), o)
^  Call: (207) [user] is_delimiter(o)
   Call: (208) [system] char_type(o, space)
   Fail: (208) [system] char_type(o, space)
   Call: (208) [system] arg(_1544730, v('(', ')', end_of_file), o)
   Fail: (208) [system] arg(_1545662, v('(', ')', end_of_file), o)
^  Fail: (207) [user] is_delimiter(o)
   Call: (207) [system] ')'==o
   Fail: (207) [system] ')'==o
   Call: (207) [system] get_char((0x55fbb4538270), o)
   Exit: (207) [system] get_char((0x55fbb4538270), o)
   Call: (207) [system] o=(\)
   Fail: (207) [system] o=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1553012)
   Call: (208) [system] peek_char((0x55fbb4538270), _1553946)
   Exit: (208) [system] peek_char((0x55fbb4538270), n)
^  Call: (208) [user] is_delimiter(n)
   Call: (209) [system] char_type(n, space)
   Fail: (209) [system] char_type(n, space)
   Call: (209) [system] arg(_1558666, v('(', ')', end_of_file), n)
   Fail: (209) [system] arg(_1559598, v('(', ')', end_of_file), n)
^  Fail: (208) [user] is_delimiter(n)
   Call: (208) [system] ')'==n
   Fail: (208) [system] ')'==n
   Call: (208) [system] get_char((0x55fbb4538270), n)
   Exit: (208) [system] get_char((0x55fbb4538270), n)
   Call: (208) [system] n=(\)
   Fail: (208) [system] n=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1566948)
   Call: (209) [system] peek_char((0x55fbb4538270), _1567882)
   Exit: (209) [system] peek_char((0x55fbb4538270), ')')
^  Call: (209) [user] is_delimiter(')')
   Call: (210) [system] char_type(')', space)
   Fail: (210) [system] char_type(')', space)
   Call: (210) [system] arg(_1572602, v('(', ')', end_of_file), ')')
   Exit: (210) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (209) [user] is_delimiter(')')
   Call: (209) [system] _1566948=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (208) [system] _1553012=[n]
   Exit: (208) [system] [n]=[n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (207) [system] _1539076=[o, n]
   Exit: (207) [system] [o, n]=[o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (206) [system] _1525140=[i, o, n]
   Exit: (206) [system] [i, o, n]=[i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (205) [system] _1511204=[s, i, o, n]
   Exit: (205) [system] [s, i, o, n]=[s, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, i, o, n])
   Call: (204) [system] _1497268=[u, s, i, o, n]
   Exit: (204) [system] [u, s, i, o, n]=[u, s, i, o, n]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, s, i, o, n])
   Call: (203) [system] _1483332=[l, u, s, i, o, n]
   Exit: (203) [system] [l, u, s, i, o, n]=[l, u, s, i, o, n]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, u, s, i, o, n])
   Call: (202) [system] _1469396=[c, l, u, s, i, o, n]
   Exit: (202) [system] [c, l, u, s, i, o, n]=[c, l, u, s, i, o, n]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, l, u, s, i, o, n])
   Call: (201) [system] _1455460=[n, c, l, u, s, i, o, n]
   Exit: (201) [system] [n, c, l, u, s, i, o, n]=[n, c, l, u, s, i, o, n]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, l, u, s, i, o, n])
   Call: (200) [system] _1441524=[o, n, c, l, u, s, i, o, n]
   Exit: (200) [system] [o, n, c, l, u, s, i, o, n]=[o, n, c, l, u, s, i, o, n]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, c, l, u, s, i, o, n])
   Call: (199) [system] _1427588=[c, o, n, c, l, u, s, i, o, n]
   Exit: (199) [system] [c, o, n, c, l, u, s, i, o, n]=[c, o, n, c, l, u, s, i, o, n]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, o, n, c, l, u, s, i, o, n])
^  Call: (198) [user] classify_and_convert_charseq([$, c, o, n, c, l, u, s, i, o, n], _1392078)
^  Call: (199) [user] classify_and_convert_charseq_([$, c, o, n, c, l, u, s, i, o, n], _1606978)
   Call: (200) [system] atom_chars(_1607910, ['_', c, o, n, c, l, u, s, i, o, n])
   Exit: (200) [system] atom_chars('_conclusion', ['_', c, o, n, c, l, u, s, i, o, n])
^  Exit: (199) [user] classify_and_convert_charseq_([$, c, o, n, c, l, u, s, i, o, n], _conclusion)
   Call: (199) [system] integer(_conclusion)
   Fail: (199) [system] integer(_conclusion)
   Call: (199) [system] _1392078=_conclusion
   Exit: (199) [system] _conclusion=_conclusion
^  Exit: (198) [user] classify_and_convert_charseq([$, c, o, n, c, l, u, s, i, o, n], _conclusion)
^  Exit: (197) [user] read_symbolic(')', (0x55fbb4538270), $, _conclusion)
^  Exit: (196) [user] cont_sexpr(')', (0x55fbb4538270), _conclusion)
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _1617202)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1619060)
   Exit: (198) [system] peek_char((0x55fbb4538270), ')')
   Call: (198) [system] ')'=(;)
   Fail: (198) [system] ')'=(;)
   Call: (198) [system] ')'=(/)
   Fail: (198) [system] ')'=(/)
^  Call: (198) [user] is_like_space(')')
   Call: (199) [system] char_type(')', 'white')
   Fail: (199) [system] char_type(')', 'white')
   Call: (199) [system] char_type(')', end_of_line)
   Fail: (199) [system] char_type(')', end_of_line)
   Call: (199) [system] char_type(')', space)
   Fail: (199) [system] char_type(')', space)
   Call: (199) [system] char_type(')', cntrl)
   Fail: (199) [system] char_type(')', cntrl)
^  Fail: (198) [user] is_like_space(')')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1635070)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
   Call: (197) [system] ')'=')'
   Exit: (197) [system] ')'=')'
   Call: (197) [system] get_char((0x55fbb4538270), _1638860)
   Exit: (197) [system] get_char((0x55fbb4538270), ')')
   Call: (197) [system] _1617202=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [])
   Call: (196) [system] _1355418=[_conclusion]
   Exit: (196) [system] [_conclusion]=[_conclusion]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [_conclusion])
   Call: (195) [system] _302440=[[_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion]
   Exit: (195) [system] [[_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion]=[[_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [[_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion])
   Call: (194) [system] _198614=[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion]
   Exit: (194) [system] [:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion]=[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion])
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), [:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion])
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _1652742)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1654600)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
   Call: (194) [system] ' '=(/)
   Fail: (194) [system] ' '=(/)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55fbb4538270), _1664194)
   Exit: (194) [system] get_char((0x55fbb4538270), ' ')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1666898)
   Exit: (195) [system] peek_char((0x55fbb4538270), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
   Call: (195) [system] ($)=(/)
   Fail: (195) [system] ($)=(/)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1683832)
   Exit: (193) [system] peek_char((0x55fbb4538270), $)
   Call: (193) [system] ($)=')'
   Fail: (193) [system] ($)=')'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _1689402)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1691260)
   Exit: (195) [system] peek_char((0x55fbb4538270), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
   Call: (195) [system] ($)=(/)
   Fail: (195) [system] ($)=(/)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _1707270)
   Exit: (194) [system] get_char((0x55fbb4538270), $)
   Call: (194) [system] ($)='('
   Fail: (194) [system] ($)='('
   Call: (194) [system] ($)='['
   Fail: (194) [system] ($)='['
   Call: (194) [system] ($)='{'
   Fail: (194) [system] ($)='{'
   Call: (194) [system] ($)='"'
   Fail: (194) [system] ($)='"'
   Call: (194) [system] ($)=!
   Fail: (194) [system] ($)=!
   Call: (194) [system] ($)='\''
   Fail: (194) [system] ($)='\''
   Call: (194) [system] ($)='`'
   Fail: (194) [system] ($)='`'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55fbb4538270), $, _1689402)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _1724912)
   Call: (196) [system] peek_char((0x55fbb4538270), _1725846)
   Exit: (196) [system] peek_char((0x55fbb4538270), q)
^  Call: (196) [user] is_delimiter(q)
   Call: (197) [system] char_type(q, space)
   Fail: (197) [system] char_type(q, space)
   Call: (197) [system] arg(_1730566, v('(', ')', end_of_file), q)
   Fail: (197) [system] arg(_1731498, v('(', ')', end_of_file), q)
^  Fail: (196) [user] is_delimiter(q)
   Call: (196) [system] ')'==q
   Fail: (196) [system] ')'==q
   Call: (196) [system] get_char((0x55fbb4538270), q)
   Exit: (196) [system] get_char((0x55fbb4538270), q)
   Call: (196) [system] q=(\)
   Fail: (196) [system] q=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _1738848)
   Call: (197) [system] peek_char((0x55fbb4538270), _1739782)
   Exit: (197) [system] peek_char((0x55fbb4538270), u)
^  Call: (197) [user] is_delimiter(u)
   Call: (198) [system] char_type(u, space)
   Fail: (198) [system] char_type(u, space)
   Call: (198) [system] arg(_1744502, v('(', ')', end_of_file), u)
   Fail: (198) [system] arg(_1745434, v('(', ')', end_of_file), u)
^  Fail: (197) [user] is_delimiter(u)
   Call: (197) [system] ')'==u
   Fail: (197) [system] ')'==u
   Call: (197) [system] get_char((0x55fbb4538270), u)
   Exit: (197) [system] get_char((0x55fbb4538270), u)
   Call: (197) [system] u=(\)
   Fail: (197) [system] u=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _1752784)
   Call: (198) [system] peek_char((0x55fbb4538270), _1753718)
   Exit: (198) [system] peek_char((0x55fbb4538270), e)
^  Call: (198) [user] is_delimiter(e)
   Call: (199) [system] char_type(e, space)
   Fail: (199) [system] char_type(e, space)
   Call: (199) [system] arg(_1758438, v('(', ')', end_of_file), e)
   Fail: (199) [system] arg(_1759370, v('(', ')', end_of_file), e)
^  Fail: (198) [user] is_delimiter(e)
   Call: (198) [system] ')'==e
   Fail: (198) [system] ')'==e
   Call: (198) [system] get_char((0x55fbb4538270), e)
   Exit: (198) [system] get_char((0x55fbb4538270), e)
   Call: (198) [system] e=(\)
   Fail: (198) [system] e=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _1766720)
   Call: (199) [system] peek_char((0x55fbb4538270), _1767654)
   Exit: (199) [system] peek_char((0x55fbb4538270), r)
^  Call: (199) [user] is_delimiter(r)
   Call: (200) [system] char_type(r, space)
   Fail: (200) [system] char_type(r, space)
   Call: (200) [system] arg(_1772374, v('(', ')', end_of_file), r)
   Fail: (200) [system] arg(_1773306, v('(', ')', end_of_file), r)
^  Fail: (199) [user] is_delimiter(r)
   Call: (199) [system] ')'==r
   Fail: (199) [system] ')'==r
   Call: (199) [system] get_char((0x55fbb4538270), r)
   Exit: (199) [system] get_char((0x55fbb4538270), r)
   Call: (199) [system] r=(\)
   Fail: (199) [system] r=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _1780656)
   Call: (200) [system] peek_char((0x55fbb4538270), _1781590)
   Exit: (200) [system] peek_char((0x55fbb4538270), y)
^  Call: (200) [user] is_delimiter(y)
   Call: (201) [system] char_type(y, space)
   Fail: (201) [system] char_type(y, space)
   Call: (201) [system] arg(_1786310, v('(', ')', end_of_file), y)
   Fail: (201) [system] arg(_1787242, v('(', ')', end_of_file), y)
^  Fail: (200) [user] is_delimiter(y)
   Call: (200) [system] ')'==y
   Fail: (200) [system] ')'==y
   Call: (200) [system] get_char((0x55fbb4538270), y)
   Exit: (200) [system] get_char((0x55fbb4538270), y)
   Call: (200) [system] y=(\)
   Fail: (200) [system] y=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _1794592)
   Call: (201) [system] peek_char((0x55fbb4538270), _1795526)
   Exit: (201) [system] peek_char((0x55fbb4538270), ')')
^  Call: (201) [user] is_delimiter(')')
   Call: (202) [system] char_type(')', space)
   Fail: (202) [system] char_type(')', space)
   Call: (202) [system] arg(_1800246, v('(', ')', end_of_file), ')')
   Exit: (202) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (201) [user] is_delimiter(')')
   Call: (201) [system] _1794592=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (200) [system] _1780656=[y]
   Exit: (200) [system] [y]=[y]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [y])
   Call: (199) [system] _1766720=[r, y]
   Exit: (199) [system] [r, y]=[r, y]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, y])
   Call: (198) [system] _1752784=[e, r, y]
   Exit: (198) [system] [e, r, y]=[e, r, y]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, r, y])
   Call: (197) [system] _1738848=[u, e, r, y]
   Exit: (197) [system] [u, e, r, y]=[u, e, r, y]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, e, r, y])
   Call: (196) [system] _1724912=[q, u, e, r, y]
   Exit: (196) [system] [q, u, e, r, y]=[q, u, e, r, y]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [q, u, e, r, y])
^  Call: (195) [user] classify_and_convert_charseq([$, q, u, e, r, y], _1689402)
^  Call: (196) [user] classify_and_convert_charseq_([$, q, u, e, r, y], _1820652)
   Call: (197) [system] atom_chars(_1821584, ['_', q, u, e, r, y])
   Exit: (197) [system] atom_chars('_query', ['_', q, u, e, r, y])
^  Exit: (196) [user] classify_and_convert_charseq_([$, q, u, e, r, y], _query)
   Call: (196) [system] integer(_query)
   Fail: (196) [system] integer(_query)
   Call: (196) [system] _1689402=_query
   Exit: (196) [system] _query=_query
^  Exit: (195) [user] classify_and_convert_charseq([$, q, u, e, r, y], _query)
^  Exit: (194) [user] read_symbolic(')', (0x55fbb4538270), $, _query)
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), _query)
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _1830876)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1832734)
   Exit: (195) [system] peek_char((0x55fbb4538270), ')')
   Call: (195) [system] ')'=(;)
   Fail: (195) [system] ')'=(;)
   Call: (195) [system] ')'=(/)
   Fail: (195) [system] ')'=(/)
^  Call: (195) [user] is_like_space(')')
   Call: (196) [system] char_type(')', 'white')
   Fail: (196) [system] char_type(')', 'white')
   Call: (196) [system] char_type(')', end_of_line)
   Fail: (196) [system] char_type(')', end_of_line)
   Call: (196) [system] char_type(')', space)
   Fail: (196) [system] char_type(')', space)
   Call: (196) [system] char_type(')', cntrl)
   Fail: (196) [system] char_type(')', cntrl)
^  Fail: (195) [user] is_like_space(')')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1848744)
   Exit: (194) [system] peek_char((0x55fbb4538270), ')')
   Call: (194) [system] ')'=')'
   Exit: (194) [system] ')'=')'
   Call: (194) [system] get_char((0x55fbb4538270), _1852534)
   Exit: (194) [system] get_char((0x55fbb4538270), ')')
   Call: (194) [system] _1830876=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [])
   Call: (193) [system] _1652742=[_query]
   Exit: (193) [system] [_query]=[_query]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [_query])
   Call: (192) [system] _153596=[[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query]
   Exit: (192) [system] [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query]=[[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query]
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query])
^  Exit: (190) [user] cont_sexpr(')', (0x55fbb4538270), [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query])
^  Call: (190) [user] read_list(')', (0x55fbb4538270), _1863622)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1865480)
   Exit: (192) [system] peek_char((0x55fbb4538270), '\n')
   Call: (192) [system] '\n'=(;)
   Fail: (192) [system] '\n'=(;)
   Call: (192) [system] '\n'=(/)
   Fail: (192) [system] '\n'=(/)
^  Call: (192) [user] is_like_space('\n')
   Call: (193) [system] char_type('\n', 'white')
   Fail: (193) [system] char_type('\n', 'white')
   Call: (193) [system] char_type('\n', end_of_line)
   Exit: (193) [system] char_type('\n', end_of_line)
^  Exit: (192) [user] is_like_space('\n')
   Call: (192) [system] get_char((0x55fbb4538270), _1876930)
   Exit: (192) [system] get_char((0x55fbb4538270), '\n')
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1879634)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _1889228)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1891932)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
   Call: (194) [system] ' '=(/)
   Fail: (194) [system] ' '=(/)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55fbb4538270), _1901526)
   Exit: (194) [system] get_char((0x55fbb4538270), ' ')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1904230)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _1913824)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1916528)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _1926122)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1928826)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _1938420)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1941124)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _1950718)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1953422)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _1963016)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1965720)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _1975314)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1978018)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _1987612)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1990316)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _1999910)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _2002614)
   Exit: (203) [system] peek_char((0x55fbb4538270), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
   Call: (203) [system] '('=(/)
   Fail: (203) [system] '('=(/)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _2028788)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=')'
   Fail: (191) [system] '('=')'
   Call: (191) [system] '('=end_of_file
   Fail: (191) [system] '('=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55fbb4538270), _2034358)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _2036216)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
   Call: (193) [system] '('=(/)
   Fail: (193) [system] '('=(/)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] get_char((0x55fbb4538270), _2052226)
   Exit: (192) [system] get_char((0x55fbb4538270), '(')
   Call: (192) [system] '('='('
   Exit: (192) [system] '('='('
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _2034358)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _2057796)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
   Call: (194) [system] '('=(/)
   Fail: (194) [system] '('=(/)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _2073806)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=')'
   Fail: (193) [system] '('=')'
   Call: (193) [system] '('=end_of_file
   Fail: (193) [system] '('=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _2079376)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _2081234)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
   Call: (195) [system] '('=(/)
   Fail: (195) [system] '('=(/)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _4086)
   Exit: (194) [system] get_char((0x55fbb4538270), '(')
   Call: (194) [system] '('='('
   Exit: (194) [system] '('='('
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _3654)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _9656)
   Exit: (196) [system] peek_char((0x55fbb4538270), :)
   Call: (196) [system] (:)=(;)
   Fail: (196) [system] (:)=(;)
   Call: (196) [system] (:)=(/)
   Fail: (196) [system] (:)=(/)
^  Call: (196) [user] is_like_space(:)
   Call: (197) [system] char_type(:, 'white')
   Fail: (197) [system] char_type(:, 'white')
   Call: (197) [system] char_type(:, end_of_line)
   Fail: (197) [system] char_type(:, end_of_line)
   Call: (197) [system] char_type(:, space)
   Fail: (197) [system] char_type(:, space)
   Call: (197) [system] char_type(:, cntrl)
   Fail: (197) [system] char_type(:, cntrl)
^  Fail: (196) [user] is_like_space(:)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _25666)
   Exit: (195) [system] peek_char((0x55fbb4538270), :)
   Call: (195) [system] (:)=')'
   Fail: (195) [system] (:)=')'
   Call: (195) [system] (:)=end_of_file
   Fail: (195) [system] (:)=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _31236)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _33094)
   Exit: (197) [system] peek_char((0x55fbb4538270), :)
   Call: (197) [system] (:)=(;)
   Fail: (197) [system] (:)=(;)
   Call: (197) [system] (:)=(/)
   Fail: (197) [system] (:)=(/)
^  Call: (197) [user] is_like_space(:)
   Call: (198) [system] char_type(:, 'white')
   Fail: (198) [system] char_type(:, 'white')
   Call: (198) [system] char_type(:, end_of_line)
   Fail: (198) [system] char_type(:, end_of_line)
   Call: (198) [system] char_type(:, space)
   Fail: (198) [system] char_type(:, space)
   Call: (198) [system] char_type(:, cntrl)
   Fail: (198) [system] char_type(:, cntrl)
^  Fail: (197) [user] is_like_space(:)
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _49104)
   Exit: (196) [system] get_char((0x55fbb4538270), :)
   Call: (196) [system] (:)='('
   Fail: (196) [system] (:)='('
   Call: (196) [system] (:)='['
   Fail: (196) [system] (:)='['
   Call: (196) [system] (:)='{'
   Fail: (196) [system] (:)='{'
   Call: (196) [system] (:)='"'
   Fail: (196) [system] (:)='"'
   Call: (196) [system] (:)=!
   Fail: (196) [system] (:)=!
   Call: (196) [system] (:)='\''
   Fail: (196) [system] (:)='\''
   Call: (196) [system] (:)='`'
   Fail: (196) [system] (:)='`'
   Call: (196) [system] (:)=end_of_file
   Fail: (196) [system] (:)=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55fbb4538270), :, _31236)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _66746)
   Call: (198) [system] peek_char((0x55fbb4538270), _67680)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (198) [user] is_delimiter(' ')
   Call: (199) [system] char_type(' ', space)
   Exit: (199) [system] char_type(' ', space)
^  Exit: (198) [user] is_delimiter(' ')
   Call: (198) [system] _66746=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (197) [user] classify_and_convert_charseq([:], _31236)
^  Call: (198) [user] classify_and_convert_charseq_([:], _76964)
^  Call: (200) [system] setup_call_cleanup('$notrace'(_77916, _77918), once(user:catch(read_from_chars([:], _76964), _77898, fail)), '$restore_trace'(_77916, _77918))
^  Call: (201) [system] sig_atomic(system:'$notrace'(_77916, _77918))
^  Exit: (200) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _77898, fail)), system:'$restore_trace'(3, -1))
   Call: (199) [system] atomic(:)
   Exit: (199) [system] atomic(:)
^  Exit: (198) [user] classify_and_convert_charseq_([:], :)
   Call: (198) [system] integer(:)
   Fail: (198) [system] integer(:)
   Call: (198) [system] _31236=(:)
   Exit: (198) [system] (:)=(:)
^  Exit: (197) [user] classify_and_convert_charseq([:], :)
^  Exit: (196) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _90044)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _91902)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _101496)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _104200)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
   Call: (198) [system] ($)=(/)
   Fail: (198) [system] ($)=(/)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _121134)
   Exit: (196) [system] peek_char((0x55fbb4538270), $)
   Call: (196) [system] ($)=')'
   Fail: (196) [system] ($)=')'
   Call: (196) [system] ($)=end_of_file
   Fail: (196) [system] ($)=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55fbb4538270), _126704)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _128562)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
   Call: (198) [system] ($)=(/)
   Fail: (198) [system] ($)=(/)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] get_char((0x55fbb4538270), _144572)
   Exit: (197) [system] get_char((0x55fbb4538270), $)
   Call: (197) [system] ($)='('
   Fail: (197) [system] ($)='('
   Call: (197) [system] ($)='['
   Fail: (197) [system] ($)='['
   Call: (197) [system] ($)='{'
   Fail: (197) [system] ($)='{'
   Call: (197) [system] ($)='"'
   Fail: (197) [system] ($)='"'
   Call: (197) [system] ($)=!
   Fail: (197) [system] ($)=!
   Call: (197) [system] ($)='\''
   Fail: (197) [system] ($)='\''
   Call: (197) [system] ($)='`'
   Fail: (197) [system] ($)='`'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55fbb4538270), $, _126704)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _162214)
   Call: (199) [system] peek_char((0x55fbb4538270), _163148)
   Exit: (199) [system] peek_char((0x55fbb4538270), p)
^  Call: (199) [user] is_delimiter(p)
   Call: (200) [system] char_type(p, space)
   Fail: (200) [system] char_type(p, space)
   Call: (200) [system] arg(_167868, v('(', ')', end_of_file), p)
   Fail: (200) [system] arg(_168800, v('(', ')', end_of_file), p)
^  Fail: (199) [user] is_delimiter(p)
   Call: (199) [system] ')'==p
   Fail: (199) [system] ')'==p
   Call: (199) [system] get_char((0x55fbb4538270), p)
   Exit: (199) [system] get_char((0x55fbb4538270), p)
   Call: (199) [system] p=(\)
   Fail: (199) [system] p=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _176150)
   Call: (200) [system] peek_char((0x55fbb4538270), _177084)
   Exit: (200) [system] peek_char((0x55fbb4538270), r)
^  Call: (200) [user] is_delimiter(r)
   Call: (201) [system] char_type(r, space)
   Fail: (201) [system] char_type(r, space)
   Call: (201) [system] arg(_181804, v('(', ')', end_of_file), r)
   Fail: (201) [system] arg(_182736, v('(', ')', end_of_file), r)
^  Fail: (200) [user] is_delimiter(r)
   Call: (200) [system] ')'==r
   Fail: (200) [system] ')'==r
   Call: (200) [system] get_char((0x55fbb4538270), r)
   Exit: (200) [system] get_char((0x55fbb4538270), r)
   Call: (200) [system] r=(\)
   Fail: (200) [system] r=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _190086)
   Call: (201) [system] peek_char((0x55fbb4538270), _191020)
   Exit: (201) [system] peek_char((0x55fbb4538270), o)
^  Call: (201) [user] is_delimiter(o)
   Call: (202) [system] char_type(o, space)
   Fail: (202) [system] char_type(o, space)
   Call: (202) [system] arg(_195740, v('(', ')', end_of_file), o)
   Fail: (202) [system] arg(_196672, v('(', ')', end_of_file), o)
^  Fail: (201) [user] is_delimiter(o)
   Call: (201) [system] ')'==o
   Fail: (201) [system] ')'==o
   Call: (201) [system] get_char((0x55fbb4538270), o)
   Exit: (201) [system] get_char((0x55fbb4538270), o)
   Call: (201) [system] o=(\)
   Fail: (201) [system] o=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _204022)
   Call: (202) [system] peek_char((0x55fbb4538270), _204956)
   Exit: (202) [system] peek_char((0x55fbb4538270), o)
^  Call: (202) [user] is_delimiter(o)
   Call: (203) [system] char_type(o, space)
   Fail: (203) [system] char_type(o, space)
   Call: (203) [system] arg(_209676, v('(', ')', end_of_file), o)
   Fail: (203) [system] arg(_210608, v('(', ')', end_of_file), o)
^  Fail: (202) [user] is_delimiter(o)
   Call: (202) [system] ')'==o
   Fail: (202) [system] ')'==o
   Call: (202) [system] get_char((0x55fbb4538270), o)
   Exit: (202) [system] get_char((0x55fbb4538270), o)
   Call: (202) [system] o=(\)
   Fail: (202) [system] o=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _217958)
   Call: (203) [system] peek_char((0x55fbb4538270), _218892)
   Exit: (203) [system] peek_char((0x55fbb4538270), f)
^  Call: (203) [user] is_delimiter(f)
   Call: (204) [system] char_type(f, space)
   Fail: (204) [system] char_type(f, space)
   Call: (204) [system] arg(_223612, v('(', ')', end_of_file), f)
   Fail: (204) [system] arg(_224544, v('(', ')', end_of_file), f)
^  Fail: (203) [user] is_delimiter(f)
   Call: (203) [system] ')'==f
   Fail: (203) [system] ')'==f
   Call: (203) [system] get_char((0x55fbb4538270), f)
   Exit: (203) [system] get_char((0x55fbb4538270), f)
   Call: (203) [system] f=(\)
   Fail: (203) [system] f=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _231894)
   Call: (204) [system] peek_char((0x55fbb4538270), _232828)
   Exit: (204) [system] peek_char((0x55fbb4538270), '1')
^  Call: (204) [user] is_delimiter('1')
   Call: (205) [system] char_type('1', space)
   Fail: (205) [system] char_type('1', space)
   Call: (205) [system] arg(_237548, v('(', ')', end_of_file), '1')
   Fail: (205) [system] arg(_238480, v('(', ')', end_of_file), '1')
^  Fail: (204) [user] is_delimiter('1')
   Call: (204) [system] ')'=='1'
   Fail: (204) [system] ')'=='1'
   Call: (204) [system] get_char((0x55fbb4538270), '1')
   Exit: (204) [system] get_char((0x55fbb4538270), '1')
   Call: (204) [system] '1'=(\)
   Fail: (204) [system] '1'=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _245830)
   Call: (205) [system] peek_char((0x55fbb4538270), _246764)
   Exit: (205) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (205) [user] is_delimiter(' ')
   Call: (206) [system] char_type(' ', space)
   Exit: (206) [system] char_type(' ', space)
^  Exit: (205) [user] is_delimiter(' ')
   Call: (205) [system] _245830=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (204) [system] _231894=['1']
   Exit: (204) [system] ['1']=['1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), ['1'])
   Call: (203) [system] _217958=[f, '1']
   Exit: (203) [system] [f, '1']=[f, '1']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [f, '1'])
   Call: (202) [system] _204022=[o, f, '1']
   Exit: (202) [system] [o, f, '1']=[o, f, '1']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, f, '1'])
   Call: (201) [system] _190086=[o, o, f, '1']
   Exit: (201) [system] [o, o, f, '1']=[o, o, f, '1']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, o, f, '1'])
   Call: (200) [system] _176150=[r, o, o, f, '1']
   Exit: (200) [system] [r, o, o, f, '1']=[r, o, o, f, '1']
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, o, f, '1'])
   Call: (199) [system] _162214=[p, r, o, o, f, '1']
   Exit: (199) [system] [p, r, o, o, f, '1']=[p, r, o, o, f, '1']
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, o, o, f, '1'])
^  Call: (198) [user] classify_and_convert_charseq([$, p, r, o, o, f, '1'], _126704)
^  Call: (199) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '1'], _272812)
   Call: (200) [system] atom_chars(_273744, ['_', p, r, o, o, f, '1'])
   Exit: (200) [system] atom_chars('_proof1', ['_', p, r, o, o, f, '1'])
^  Exit: (199) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '1'], _proof1)
   Call: (199) [system] integer(_proof1)
   Fail: (199) [system] integer(_proof1)
   Call: (199) [system] _126704=_proof1
   Exit: (199) [system] _proof1=_proof1
^  Exit: (198) [user] classify_and_convert_charseq([$, p, r, o, o, f, '1'], _proof1)
^  Exit: (197) [user] read_symbolic(')', (0x55fbb4538270), $, _proof1)
^  Exit: (196) [user] cont_sexpr(')', (0x55fbb4538270), _proof1)
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _283036)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _284894)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _294488)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _297192)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
   Call: (199) [system] ($)=(/)
   Fail: (199) [system] ($)=(/)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _314126)
   Exit: (197) [system] peek_char((0x55fbb4538270), $)
   Call: (197) [system] ($)=')'
   Fail: (197) [system] ($)=')'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _319696)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _321554)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
   Call: (199) [system] ($)=(/)
   Fail: (199) [system] ($)=(/)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _337564)
   Exit: (198) [system] get_char((0x55fbb4538270), $)
   Call: (198) [system] ($)='('
   Fail: (198) [system] ($)='('
   Call: (198) [system] ($)='['
   Fail: (198) [system] ($)='['
   Call: (198) [system] ($)='{'
   Fail: (198) [system] ($)='{'
   Call: (198) [system] ($)='"'
   Fail: (198) [system] ($)='"'
   Call: (198) [system] ($)=!
   Fail: (198) [system] ($)=!
   Call: (198) [system] ($)='\''
   Fail: (198) [system] ($)='\''
   Call: (198) [system] ($)='`'
   Fail: (198) [system] ($)='`'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55fbb4538270), $, _319696)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _355206)
   Call: (200) [system] peek_char((0x55fbb4538270), _356140)
   Exit: (200) [system] peek_char((0x55fbb4538270), p)
^  Call: (200) [user] is_delimiter(p)
   Call: (201) [system] char_type(p, space)
   Fail: (201) [system] char_type(p, space)
   Call: (201) [system] arg(_360860, v('(', ')', end_of_file), p)
   Fail: (201) [system] arg(_361792, v('(', ')', end_of_file), p)
^  Fail: (200) [user] is_delimiter(p)
   Call: (200) [system] ')'==p
   Fail: (200) [system] ')'==p
   Call: (200) [system] get_char((0x55fbb4538270), p)
   Exit: (200) [system] get_char((0x55fbb4538270), p)
   Call: (200) [system] p=(\)
   Fail: (200) [system] p=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _369142)
   Call: (201) [system] peek_char((0x55fbb4538270), _370076)
   Exit: (201) [system] peek_char((0x55fbb4538270), r)
^  Call: (201) [user] is_delimiter(r)
   Call: (202) [system] char_type(r, space)
   Fail: (202) [system] char_type(r, space)
   Call: (202) [system] arg(_374796, v('(', ')', end_of_file), r)
   Fail: (202) [system] arg(_375728, v('(', ')', end_of_file), r)
^  Fail: (201) [user] is_delimiter(r)
   Call: (201) [system] ')'==r
   Fail: (201) [system] ')'==r
   Call: (201) [system] get_char((0x55fbb4538270), r)
   Exit: (201) [system] get_char((0x55fbb4538270), r)
   Call: (201) [system] r=(\)
   Fail: (201) [system] r=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _383078)
   Call: (202) [system] peek_char((0x55fbb4538270), _384012)
   Exit: (202) [system] peek_char((0x55fbb4538270), e)
^  Call: (202) [user] is_delimiter(e)
   Call: (203) [system] char_type(e, space)
   Fail: (203) [system] char_type(e, space)
   Call: (203) [system] arg(_388732, v('(', ')', end_of_file), e)
   Fail: (203) [system] arg(_389664, v('(', ')', end_of_file), e)
^  Fail: (202) [user] is_delimiter(e)
   Call: (202) [system] ')'==e
   Fail: (202) [system] ')'==e
   Call: (202) [system] get_char((0x55fbb4538270), e)
   Exit: (202) [system] get_char((0x55fbb4538270), e)
   Call: (202) [system] e=(\)
   Fail: (202) [system] e=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _397014)
   Call: (203) [system] peek_char((0x55fbb4538270), _397948)
   Exit: (203) [system] peek_char((0x55fbb4538270), m)
^  Call: (203) [user] is_delimiter(m)
   Call: (204) [system] char_type(m, space)
   Fail: (204) [system] char_type(m, space)
   Call: (204) [system] arg(_402668, v('(', ')', end_of_file), m)
   Fail: (204) [system] arg(_403600, v('(', ')', end_of_file), m)
^  Fail: (203) [user] is_delimiter(m)
   Call: (203) [system] ')'==m
   Fail: (203) [system] ')'==m
   Call: (203) [system] get_char((0x55fbb4538270), m)
   Exit: (203) [system] get_char((0x55fbb4538270), m)
   Call: (203) [system] m=(\)
   Fail: (203) [system] m=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _410950)
   Call: (204) [system] peek_char((0x55fbb4538270), _411884)
   Exit: (204) [system] peek_char((0x55fbb4538270), i)
^  Call: (204) [user] is_delimiter(i)
   Call: (205) [system] char_type(i, space)
   Fail: (205) [system] char_type(i, space)
   Call: (205) [system] arg(_416604, v('(', ')', end_of_file), i)
   Fail: (205) [system] arg(_417536, v('(', ')', end_of_file), i)
^  Fail: (204) [user] is_delimiter(i)
   Call: (204) [system] ')'==i
   Fail: (204) [system] ')'==i
   Call: (204) [system] get_char((0x55fbb4538270), i)
   Exit: (204) [system] get_char((0x55fbb4538270), i)
   Call: (204) [system] i=(\)
   Fail: (204) [system] i=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _424886)
   Call: (205) [system] peek_char((0x55fbb4538270), _425820)
   Exit: (205) [system] peek_char((0x55fbb4538270), s)
^  Call: (205) [user] is_delimiter(s)
   Call: (206) [system] char_type(s, space)
   Fail: (206) [system] char_type(s, space)
   Call: (206) [system] arg(_430540, v('(', ')', end_of_file), s)
   Fail: (206) [system] arg(_431472, v('(', ')', end_of_file), s)
^  Fail: (205) [user] is_delimiter(s)
   Call: (205) [system] ')'==s
   Fail: (205) [system] ')'==s
   Call: (205) [system] get_char((0x55fbb4538270), s)
   Exit: (205) [system] get_char((0x55fbb4538270), s)
   Call: (205) [system] s=(\)
   Fail: (205) [system] s=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _438822)
   Call: (206) [system] peek_char((0x55fbb4538270), _439756)
   Exit: (206) [system] peek_char((0x55fbb4538270), e)
^  Call: (206) [user] is_delimiter(e)
   Call: (207) [system] char_type(e, space)
   Fail: (207) [system] char_type(e, space)
   Call: (207) [system] arg(_444476, v('(', ')', end_of_file), e)
   Fail: (207) [system] arg(_445408, v('(', ')', end_of_file), e)
^  Fail: (206) [user] is_delimiter(e)
   Call: (206) [system] ')'==e
   Fail: (206) [system] ')'==e
   Call: (206) [system] get_char((0x55fbb4538270), e)
   Exit: (206) [system] get_char((0x55fbb4538270), e)
   Call: (206) [system] e=(\)
   Fail: (206) [system] e=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _452758)
   Call: (207) [system] peek_char((0x55fbb4538270), _453692)
   Exit: (207) [system] peek_char((0x55fbb4538270), '1')
^  Call: (207) [user] is_delimiter('1')
   Call: (208) [system] char_type('1', space)
   Fail: (208) [system] char_type('1', space)
   Call: (208) [system] arg(_458412, v('(', ')', end_of_file), '1')
   Fail: (208) [system] arg(_459344, v('(', ')', end_of_file), '1')
^  Fail: (207) [user] is_delimiter('1')
   Call: (207) [system] ')'=='1'
   Fail: (207) [system] ')'=='1'
   Call: (207) [system] get_char((0x55fbb4538270), '1')
   Exit: (207) [system] get_char((0x55fbb4538270), '1')
   Call: (207) [system] '1'=(\)
   Fail: (207) [system] '1'=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _466694)
   Call: (208) [system] peek_char((0x55fbb4538270), _467628)
   Exit: (208) [system] peek_char((0x55fbb4538270), ')')
^  Call: (208) [user] is_delimiter(')')
   Call: (209) [system] char_type(')', space)
   Fail: (209) [system] char_type(')', space)
   Call: (209) [system] arg(_472348, v('(', ')', end_of_file), ')')
   Exit: (209) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (208) [user] is_delimiter(')')
   Call: (208) [system] _466694=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (207) [system] _452758=['1']
   Exit: (207) [system] ['1']=['1']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), ['1'])
   Call: (206) [system] _438822=[e, '1']
   Exit: (206) [system] [e, '1']=[e, '1']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, '1'])
   Call: (205) [system] _424886=[s, e, '1']
   Exit: (205) [system] [s, e, '1']=[s, e, '1']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e, '1'])
   Call: (204) [system] _410950=[i, s, e, '1']
   Exit: (204) [system] [i, s, e, '1']=[i, s, e, '1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, e, '1'])
   Call: (203) [system] _397014=[m, i, s, e, '1']
   Exit: (203) [system] [m, i, s, e, '1']=[m, i, s, e, '1']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, i, s, e, '1'])
   Call: (202) [system] _383078=[e, m, i, s, e, '1']
   Exit: (202) [system] [e, m, i, s, e, '1']=[e, m, i, s, e, '1']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, m, i, s, e, '1'])
   Call: (201) [system] _369142=[r, e, m, i, s, e, '1']
   Exit: (201) [system] [r, e, m, i, s, e, '1']=[r, e, m, i, s, e, '1']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, e, m, i, s, e, '1'])
   Call: (200) [system] _355206=[p, r, e, m, i, s, e, '1']
   Exit: (200) [system] [p, r, e, m, i, s, e, '1']=[p, r, e, m, i, s, e, '1']
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, e, m, i, s, e, '1'])
^  Call: (199) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '1'], _319696)
^  Call: (200) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '1'], _501136)
   Call: (201) [system] atom_chars(_502068, ['_', p, r, e, m, i, s, e, '1'])
   Exit: (201) [system] atom_chars('_premise1', ['_', p, r, e, m, i, s, e, '1'])
^  Exit: (200) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '1'], _premise1)
   Call: (200) [system] integer(_premise1)
   Fail: (200) [system] integer(_premise1)
   Call: (200) [system] _319696=_premise1
   Exit: (200) [system] _premise1=_premise1
^  Exit: (199) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '1'], _premise1)
^  Exit: (198) [user] read_symbolic(')', (0x55fbb4538270), $, _premise1)
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), _premise1)
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _511360)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _513218)
   Exit: (199) [system] peek_char((0x55fbb4538270), ')')
   Call: (199) [system] ')'=(;)
   Fail: (199) [system] ')'=(;)
   Call: (199) [system] ')'=(/)
   Fail: (199) [system] ')'=(/)
^  Call: (199) [user] is_like_space(')')
   Call: (200) [system] char_type(')', 'white')
   Fail: (200) [system] char_type(')', 'white')
   Call: (200) [system] char_type(')', end_of_line)
   Fail: (200) [system] char_type(')', end_of_line)
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] char_type(')', cntrl)
   Fail: (200) [system] char_type(')', cntrl)
^  Fail: (199) [user] is_like_space(')')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _529228)
   Exit: (198) [system] peek_char((0x55fbb4538270), ')')
   Call: (198) [system] ')'=')'
   Exit: (198) [system] ')'=')'
   Call: (198) [system] get_char((0x55fbb4538270), _533018)
   Exit: (198) [system] get_char((0x55fbb4538270), ')')
   Call: (198) [system] _511360=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [])
   Call: (197) [system] _283036=[_premise1]
   Exit: (197) [system] [_premise1]=[_premise1]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [_premise1])
   Call: (196) [system] _90044=[_proof1, _premise1]
   Exit: (196) [system] [_proof1, _premise1]=[_proof1, _premise1]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [_proof1, _premise1])
   Call: (195) [system] _3654=[:, _proof1, _premise1]
   Exit: (195) [system] [:, _proof1, _premise1]=[:, _proof1, _premise1]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [:, _proof1, _premise1])
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), [:, _proof1, _premise1])
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _546900)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _548758)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _558352)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _561056)
   Exit: (196) [system] peek_char((0x55fbb4538270), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
   Call: (196) [system] '('=(/)
   Fail: (196) [system] '('=(/)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _577990)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=')'
   Fail: (194) [system] '('=')'
   Call: (194) [system] '('=end_of_file
   Fail: (194) [system] '('=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _583560)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _585418)
   Exit: (196) [system] peek_char((0x55fbb4538270), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
   Call: (196) [system] '('=(/)
   Fail: (196) [system] '('=(/)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _601428)
   Exit: (195) [system] get_char((0x55fbb4538270), '(')
   Call: (195) [system] '('='('
   Exit: (195) [system] '('='('
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _583560)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _606998)
   Exit: (197) [system] peek_char((0x55fbb4538270), s)
   Call: (197) [system] s=(;)
   Fail: (197) [system] s=(;)
   Call: (197) [system] s=(/)
   Fail: (197) [system] s=(/)
^  Call: (197) [user] is_like_space(s)
   Call: (198) [system] char_type(s, 'white')
   Fail: (198) [system] char_type(s, 'white')
   Call: (198) [system] char_type(s, end_of_line)
   Fail: (198) [system] char_type(s, end_of_line)
   Call: (198) [system] char_type(s, space)
   Fail: (198) [system] char_type(s, space)
   Call: (198) [system] char_type(s, cntrl)
   Fail: (198) [system] char_type(s, cntrl)
^  Fail: (197) [user] is_like_space(s)
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _623008)
   Exit: (196) [system] peek_char((0x55fbb4538270), s)
   Call: (196) [system] s=')'
   Fail: (196) [system] s=')'
   Call: (196) [system] s=end_of_file
   Fail: (196) [system] s=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55fbb4538270), _628578)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _630436)
   Exit: (198) [system] peek_char((0x55fbb4538270), s)
   Call: (198) [system] s=(;)
   Fail: (198) [system] s=(;)
   Call: (198) [system] s=(/)
   Fail: (198) [system] s=(/)
^  Call: (198) [user] is_like_space(s)
   Call: (199) [system] char_type(s, 'white')
   Fail: (199) [system] char_type(s, 'white')
   Call: (199) [system] char_type(s, end_of_line)
   Fail: (199) [system] char_type(s, end_of_line)
   Call: (199) [system] char_type(s, space)
   Fail: (199) [system] char_type(s, space)
   Call: (199) [system] char_type(s, cntrl)
   Fail: (199) [system] char_type(s, cntrl)
^  Fail: (198) [user] is_like_space(s)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] get_char((0x55fbb4538270), _646446)
   Exit: (197) [system] get_char((0x55fbb4538270), s)
   Call: (197) [system] s='('
   Fail: (197) [system] s='('
   Call: (197) [system] s='['
   Fail: (197) [system] s='['
   Call: (197) [system] s='{'
   Fail: (197) [system] s='{'
   Call: (197) [system] s='"'
   Fail: (197) [system] s='"'
   Call: (197) [system] s=!
   Fail: (197) [system] s=!
   Call: (197) [system] s='\''
   Fail: (197) [system] s='\''
   Call: (197) [system] s='`'
   Fail: (197) [system] s='`'
   Call: (197) [system] s=end_of_file
   Fail: (197) [system] s=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55fbb4538270), s, _628578)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _664088)
   Call: (199) [system] peek_char((0x55fbb4538270), _665022)
   Exit: (199) [system] peek_char((0x55fbb4538270), y)
^  Call: (199) [user] is_delimiter(y)
   Call: (200) [system] char_type(y, space)
   Fail: (200) [system] char_type(y, space)
   Call: (200) [system] arg(_669742, v('(', ')', end_of_file), y)
   Fail: (200) [system] arg(_670674, v('(', ')', end_of_file), y)
^  Fail: (199) [user] is_delimiter(y)
   Call: (199) [system] ')'==y
   Fail: (199) [system] ')'==y
   Call: (199) [system] get_char((0x55fbb4538270), y)
   Exit: (199) [system] get_char((0x55fbb4538270), y)
   Call: (199) [system] y=(\)
   Fail: (199) [system] y=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _678024)
   Call: (200) [system] peek_char((0x55fbb4538270), _678958)
   Exit: (200) [system] peek_char((0x55fbb4538270), n)
^  Call: (200) [user] is_delimiter(n)
   Call: (201) [system] char_type(n, space)
   Fail: (201) [system] char_type(n, space)
   Call: (201) [system] arg(_683678, v('(', ')', end_of_file), n)
   Fail: (201) [system] arg(_684610, v('(', ')', end_of_file), n)
^  Fail: (200) [user] is_delimiter(n)
   Call: (200) [system] ')'==n
   Fail: (200) [system] ')'==n
   Call: (200) [system] get_char((0x55fbb4538270), n)
   Exit: (200) [system] get_char((0x55fbb4538270), n)
   Call: (200) [system] n=(\)
   Fail: (200) [system] n=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _691960)
   Call: (201) [system] peek_char((0x55fbb4538270), _692894)
   Exit: (201) [system] peek_char((0x55fbb4538270), t)
^  Call: (201) [user] is_delimiter(t)
   Call: (202) [system] char_type(t, space)
   Fail: (202) [system] char_type(t, space)
   Call: (202) [system] arg(_697614, v('(', ')', end_of_file), t)
   Fail: (202) [system] arg(_698546, v('(', ')', end_of_file), t)
^  Fail: (201) [user] is_delimiter(t)
   Call: (201) [system] ')'==t
   Fail: (201) [system] ')'==t
   Call: (201) [system] get_char((0x55fbb4538270), t)
   Exit: (201) [system] get_char((0x55fbb4538270), t)
   Call: (201) [system] t=(\)
   Fail: (201) [system] t=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _705896)
   Call: (202) [system] peek_char((0x55fbb4538270), _706830)
   Exit: (202) [system] peek_char((0x55fbb4538270), h)
^  Call: (202) [user] is_delimiter(h)
   Call: (203) [system] char_type(h, space)
   Fail: (203) [system] char_type(h, space)
   Call: (203) [system] arg(_711550, v('(', ')', end_of_file), h)
   Fail: (203) [system] arg(_712482, v('(', ')', end_of_file), h)
^  Fail: (202) [user] is_delimiter(h)
   Call: (202) [system] ')'==h
   Fail: (202) [system] ')'==h
   Call: (202) [system] get_char((0x55fbb4538270), h)
   Exit: (202) [system] get_char((0x55fbb4538270), h)
   Call: (202) [system] h=(\)
   Fail: (202) [system] h=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _719832)
   Call: (203) [system] peek_char((0x55fbb4538270), _720766)
   Exit: (203) [system] peek_char((0x55fbb4538270), e)
^  Call: (203) [user] is_delimiter(e)
   Call: (204) [system] char_type(e, space)
   Fail: (204) [system] char_type(e, space)
   Call: (204) [system] arg(_725486, v('(', ')', end_of_file), e)
   Fail: (204) [system] arg(_726418, v('(', ')', end_of_file), e)
^  Fail: (203) [user] is_delimiter(e)
   Call: (203) [system] ')'==e
   Fail: (203) [system] ')'==e
   Call: (203) [system] get_char((0x55fbb4538270), e)
   Exit: (203) [system] get_char((0x55fbb4538270), e)
   Call: (203) [system] e=(\)
   Fail: (203) [system] e=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _733768)
   Call: (204) [system] peek_char((0x55fbb4538270), _734702)
   Exit: (204) [system] peek_char((0x55fbb4538270), s)
^  Call: (204) [user] is_delimiter(s)
   Call: (205) [system] char_type(s, space)
   Fail: (205) [system] char_type(s, space)
   Call: (205) [system] arg(_739422, v('(', ')', end_of_file), s)
   Fail: (205) [system] arg(_740354, v('(', ')', end_of_file), s)
^  Fail: (204) [user] is_delimiter(s)
   Call: (204) [system] ')'==s
   Fail: (204) [system] ')'==s
   Call: (204) [system] get_char((0x55fbb4538270), s)
   Exit: (204) [system] get_char((0x55fbb4538270), s)
   Call: (204) [system] s=(\)
   Fail: (204) [system] s=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _747704)
   Call: (205) [system] peek_char((0x55fbb4538270), _748638)
   Exit: (205) [system] peek_char((0x55fbb4538270), i)
^  Call: (205) [user] is_delimiter(i)
   Call: (206) [system] char_type(i, space)
   Fail: (206) [system] char_type(i, space)
   Call: (206) [system] arg(_753358, v('(', ')', end_of_file), i)
   Fail: (206) [system] arg(_754290, v('(', ')', end_of_file), i)
^  Fail: (205) [user] is_delimiter(i)
   Call: (205) [system] ')'==i
   Fail: (205) [system] ')'==i
   Call: (205) [system] get_char((0x55fbb4538270), i)
   Exit: (205) [system] get_char((0x55fbb4538270), i)
   Call: (205) [system] i=(\)
   Fail: (205) [system] i=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _761640)
   Call: (206) [system] peek_char((0x55fbb4538270), _762574)
   Exit: (206) [system] peek_char((0x55fbb4538270), z)
^  Call: (206) [user] is_delimiter(z)
   Call: (207) [system] char_type(z, space)
   Fail: (207) [system] char_type(z, space)
   Call: (207) [system] arg(_767294, v('(', ')', end_of_file), z)
   Fail: (207) [system] arg(_768226, v('(', ')', end_of_file), z)
^  Fail: (206) [user] is_delimiter(z)
   Call: (206) [system] ')'==z
   Fail: (206) [system] ')'==z
   Call: (206) [system] get_char((0x55fbb4538270), z)
   Exit: (206) [system] get_char((0x55fbb4538270), z)
   Call: (206) [system] z=(\)
   Fail: (206) [system] z=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _775576)
   Call: (207) [system] peek_char((0x55fbb4538270), _776510)
   Exit: (207) [system] peek_char((0x55fbb4538270), e)
^  Call: (207) [user] is_delimiter(e)
   Call: (208) [system] char_type(e, space)
   Fail: (208) [system] char_type(e, space)
   Call: (208) [system] arg(_781230, v('(', ')', end_of_file), e)
   Fail: (208) [system] arg(_782162, v('(', ')', end_of_file), e)
^  Fail: (207) [user] is_delimiter(e)
   Call: (207) [system] ')'==e
   Fail: (207) [system] ')'==e
   Call: (207) [system] get_char((0x55fbb4538270), e)
   Exit: (207) [system] get_char((0x55fbb4538270), e)
   Call: (207) [system] e=(\)
   Fail: (207) [system] e=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _789512)
   Call: (208) [system] peek_char((0x55fbb4538270), _790446)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (208) [user] is_delimiter(' ')
   Call: (209) [system] char_type(' ', space)
   Exit: (209) [system] char_type(' ', space)
^  Exit: (208) [user] is_delimiter(' ')
   Call: (208) [system] _789512=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (207) [system] _775576=[e]
   Exit: (207) [system] [e]=[e]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (206) [system] _761640=[z, e]
   Exit: (206) [system] [z, e]=[z, e]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [z, e])
   Call: (205) [system] _747704=[i, z, e]
   Exit: (205) [system] [i, z, e]=[i, z, e]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, z, e])
   Call: (204) [system] _733768=[s, i, z, e]
   Exit: (204) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, i, z, e])
   Call: (203) [system] _719832=[e, s, i, z, e]
   Exit: (203) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, s, i, z, e])
   Call: (202) [system] _705896=[h, e, s, i, z, e]
   Exit: (202) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [h, e, s, i, z, e])
   Call: (201) [system] _691960=[t, h, e, s, i, z, e]
   Exit: (201) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, h, e, s, i, z, e])
   Call: (200) [system] _678024=[n, t, h, e, s, i, z, e]
   Exit: (200) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, h, e, s, i, z, e])
   Call: (199) [system] _664088=[y, n, t, h, e, s, i, z, e]
   Exit: (199) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [y, n, t, h, e, s, i, z, e])
^  Call: (198) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], _628578)
^  Call: (199) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], _824876)
^  Call: (201) [system] setup_call_cleanup('$notrace'(_825828, _825830), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _824876), _825810, fail)), '$restore_trace'(_825828, _825830))
^  Call: (202) [system] sig_atomic(system:'$notrace'(_825828, _825830))
^  Exit: (201) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _825810, fail)), system:'$restore_trace'(3, -1))
   Call: (200) [system] atomic(synthesize)
   Exit: (200) [system] atomic(synthesize)
^  Exit: (199) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], synthesize)
   Call: (199) [system] integer(synthesize)
   Fail: (199) [system] integer(synthesize)
   Call: (199) [system] _628578=synthesize
   Exit: (199) [system] synthesize=synthesize
^  Exit: (198) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (197) [user] read_symbolic(')', (0x55fbb4538270), s, synthesize)
^  Exit: (196) [user] cont_sexpr(')', (0x55fbb4538270), synthesize)
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _837956)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _839814)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _849408)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _852112)
   Exit: (199) [system] peek_char((0x55fbb4538270), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
   Call: (199) [system] '('=(/)
   Fail: (199) [system] '('=(/)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _869046)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=')'
   Fail: (197) [system] '('=')'
   Call: (197) [system] '('=end_of_file
   Fail: (197) [system] '('=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _874616)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _876474)
   Exit: (199) [system] peek_char((0x55fbb4538270), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
   Call: (199) [system] '('=(/)
   Fail: (199) [system] '('=(/)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _892484)
   Exit: (198) [system] get_char((0x55fbb4538270), '(')
   Call: (198) [system] '('='('
   Exit: (198) [system] '('='('
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _874616)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _898054)
   Exit: (200) [system] peek_char((0x55fbb4538270), :)
   Call: (200) [system] (:)=(;)
   Fail: (200) [system] (:)=(;)
   Call: (200) [system] (:)=(/)
   Fail: (200) [system] (:)=(/)
^  Call: (200) [user] is_like_space(:)
   Call: (201) [system] char_type(:, 'white')
   Fail: (201) [system] char_type(:, 'white')
   Call: (201) [system] char_type(:, end_of_line)
   Fail: (201) [system] char_type(:, end_of_line)
   Call: (201) [system] char_type(:, space)
   Fail: (201) [system] char_type(:, space)
   Call: (201) [system] char_type(:, cntrl)
   Fail: (201) [system] char_type(:, cntrl)
^  Fail: (200) [user] is_like_space(:)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _914064)
   Exit: (199) [system] peek_char((0x55fbb4538270), :)
   Call: (199) [system] (:)=')'
   Fail: (199) [system] (:)=')'
   Call: (199) [system] (:)=end_of_file
   Fail: (199) [system] (:)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _919634)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _921492)
   Exit: (201) [system] peek_char((0x55fbb4538270), :)
   Call: (201) [system] (:)=(;)
   Fail: (201) [system] (:)=(;)
   Call: (201) [system] (:)=(/)
   Fail: (201) [system] (:)=(/)
^  Call: (201) [user] is_like_space(:)
   Call: (202) [system] char_type(:, 'white')
   Fail: (202) [system] char_type(:, 'white')
   Call: (202) [system] char_type(:, end_of_line)
   Fail: (202) [system] char_type(:, end_of_line)
   Call: (202) [system] char_type(:, space)
   Fail: (202) [system] char_type(:, space)
   Call: (202) [system] char_type(:, cntrl)
   Fail: (202) [system] char_type(:, cntrl)
^  Fail: (201) [user] is_like_space(:)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _937502)
   Exit: (200) [system] get_char((0x55fbb4538270), :)
   Call: (200) [system] (:)='('
   Fail: (200) [system] (:)='('
   Call: (200) [system] (:)='['
   Fail: (200) [system] (:)='['
   Call: (200) [system] (:)='{'
   Fail: (200) [system] (:)='{'
   Call: (200) [system] (:)='"'
   Fail: (200) [system] (:)='"'
   Call: (200) [system] (:)=!
   Fail: (200) [system] (:)=!
   Call: (200) [system] (:)='\''
   Fail: (200) [system] (:)='\''
   Call: (200) [system] (:)='`'
   Fail: (200) [system] (:)='`'
   Call: (200) [system] (:)=end_of_file
   Fail: (200) [system] (:)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55fbb4538270), :, _919634)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _955144)
   Call: (202) [system] peek_char((0x55fbb4538270), _956078)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (202) [user] is_delimiter(' ')
   Call: (203) [system] char_type(' ', space)
   Exit: (203) [system] char_type(' ', space)
^  Exit: (202) [user] is_delimiter(' ')
   Call: (202) [system] _955144=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (201) [user] classify_and_convert_charseq([:], _919634)
^  Call: (202) [user] classify_and_convert_charseq_([:], _965362)
^  Call: (204) [system] setup_call_cleanup('$notrace'(_966314, _966316), once(user:catch(read_from_chars([:], _965362), _966296, fail)), '$restore_trace'(_966314, _966316))
^  Call: (205) [system] sig_atomic(system:'$notrace'(_966314, _966316))
^  Exit: (204) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _966296, fail)), system:'$restore_trace'(3, -1))
   Call: (203) [system] atomic(:)
   Exit: (203) [system] atomic(:)
^  Exit: (202) [user] classify_and_convert_charseq_([:], :)
   Call: (202) [system] integer(:)
   Fail: (202) [system] integer(:)
   Call: (202) [system] _919634=(:)
   Exit: (202) [system] (:)=(:)
^  Exit: (201) [user] classify_and_convert_charseq([:], :)
^  Exit: (200) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _978442)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _980300)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _989894)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _992598)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1009532)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _1015102)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1016960)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _1032970)
   Exit: (201) [system] get_char((0x55fbb4538270), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _1015102)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1050612)
   Call: (203) [system] peek_char((0x55fbb4538270), _1051546)
   Exit: (203) [system] peek_char((0x55fbb4538270), p)
^  Call: (203) [user] is_delimiter(p)
   Call: (204) [system] char_type(p, space)
   Fail: (204) [system] char_type(p, space)
   Call: (204) [system] arg(_1056266, v('(', ')', end_of_file), p)
   Fail: (204) [system] arg(_1057198, v('(', ')', end_of_file), p)
^  Fail: (203) [user] is_delimiter(p)
   Call: (203) [system] ')'==p
   Fail: (203) [system] ')'==p
   Call: (203) [system] get_char((0x55fbb4538270), p)
   Exit: (203) [system] get_char((0x55fbb4538270), p)
   Call: (203) [system] p=(\)
   Fail: (203) [system] p=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1064548)
   Call: (204) [system] peek_char((0x55fbb4538270), _1065482)
   Exit: (204) [system] peek_char((0x55fbb4538270), r)
^  Call: (204) [user] is_delimiter(r)
   Call: (205) [system] char_type(r, space)
   Fail: (205) [system] char_type(r, space)
   Call: (205) [system] arg(_1070202, v('(', ')', end_of_file), r)
   Fail: (205) [system] arg(_1071134, v('(', ')', end_of_file), r)
^  Fail: (204) [user] is_delimiter(r)
   Call: (204) [system] ')'==r
   Fail: (204) [system] ')'==r
   Call: (204) [system] get_char((0x55fbb4538270), r)
   Exit: (204) [system] get_char((0x55fbb4538270), r)
   Call: (204) [system] r=(\)
   Fail: (204) [system] r=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1078484)
   Call: (205) [system] peek_char((0x55fbb4538270), _1079418)
   Exit: (205) [system] peek_char((0x55fbb4538270), o)
^  Call: (205) [user] is_delimiter(o)
   Call: (206) [system] char_type(o, space)
   Fail: (206) [system] char_type(o, space)
   Call: (206) [system] arg(_1084138, v('(', ')', end_of_file), o)
   Fail: (206) [system] arg(_1085070, v('(', ')', end_of_file), o)
^  Fail: (205) [user] is_delimiter(o)
   Call: (205) [system] ')'==o
   Fail: (205) [system] ')'==o
   Call: (205) [system] get_char((0x55fbb4538270), o)
   Exit: (205) [system] get_char((0x55fbb4538270), o)
   Call: (205) [system] o=(\)
   Fail: (205) [system] o=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1092420)
   Call: (206) [system] peek_char((0x55fbb4538270), _1093354)
   Exit: (206) [system] peek_char((0x55fbb4538270), o)
^  Call: (206) [user] is_delimiter(o)
   Call: (207) [system] char_type(o, space)
   Fail: (207) [system] char_type(o, space)
   Call: (207) [system] arg(_1098074, v('(', ')', end_of_file), o)
   Fail: (207) [system] arg(_1099006, v('(', ')', end_of_file), o)
^  Fail: (206) [user] is_delimiter(o)
   Call: (206) [system] ')'==o
   Fail: (206) [system] ')'==o
   Call: (206) [system] get_char((0x55fbb4538270), o)
   Exit: (206) [system] get_char((0x55fbb4538270), o)
   Call: (206) [system] o=(\)
   Fail: (206) [system] o=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1106356)
   Call: (207) [system] peek_char((0x55fbb4538270), _1107290)
   Exit: (207) [system] peek_char((0x55fbb4538270), f)
^  Call: (207) [user] is_delimiter(f)
   Call: (208) [system] char_type(f, space)
   Fail: (208) [system] char_type(f, space)
   Call: (208) [system] arg(_1112010, v('(', ')', end_of_file), f)
   Fail: (208) [system] arg(_1112942, v('(', ')', end_of_file), f)
^  Fail: (207) [user] is_delimiter(f)
   Call: (207) [system] ')'==f
   Fail: (207) [system] ')'==f
   Call: (207) [system] get_char((0x55fbb4538270), f)
   Exit: (207) [system] get_char((0x55fbb4538270), f)
   Call: (207) [system] f=(\)
   Fail: (207) [system] f=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1120292)
   Call: (208) [system] peek_char((0x55fbb4538270), _1121226)
   Exit: (208) [system] peek_char((0x55fbb4538270), '1')
^  Call: (208) [user] is_delimiter('1')
   Call: (209) [system] char_type('1', space)
   Fail: (209) [system] char_type('1', space)
   Call: (209) [system] arg(_1125946, v('(', ')', end_of_file), '1')
   Fail: (209) [system] arg(_1126878, v('(', ')', end_of_file), '1')
^  Fail: (208) [user] is_delimiter('1')
   Call: (208) [system] ')'=='1'
   Fail: (208) [system] ')'=='1'
   Call: (208) [system] get_char((0x55fbb4538270), '1')
   Exit: (208) [system] get_char((0x55fbb4538270), '1')
   Call: (208) [system] '1'=(\)
   Fail: (208) [system] '1'=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1134228)
   Call: (209) [system] peek_char((0x55fbb4538270), _1135162)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _1134228=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (208) [system] _1120292=['1']
   Exit: (208) [system] ['1']=['1']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), ['1'])
   Call: (207) [system] _1106356=[f, '1']
   Exit: (207) [system] [f, '1']=[f, '1']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [f, '1'])
   Call: (206) [system] _1092420=[o, f, '1']
   Exit: (206) [system] [o, f, '1']=[o, f, '1']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, f, '1'])
   Call: (205) [system] _1078484=[o, o, f, '1']
   Exit: (205) [system] [o, o, f, '1']=[o, o, f, '1']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, o, f, '1'])
   Call: (204) [system] _1064548=[r, o, o, f, '1']
   Exit: (204) [system] [r, o, o, f, '1']=[r, o, o, f, '1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, o, f, '1'])
   Call: (203) [system] _1050612=[p, r, o, o, f, '1']
   Exit: (203) [system] [p, r, o, o, f, '1']=[p, r, o, o, f, '1']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, o, o, f, '1'])
^  Call: (202) [user] classify_and_convert_charseq([$, p, r, o, o, f, '1'], _1015102)
^  Call: (203) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '1'], _1161210)
   Call: (204) [system] atom_chars(_1162142, ['_', p, r, o, o, f, '1'])
   Exit: (204) [system] atom_chars('_proof1', ['_', p, r, o, o, f, '1'])
^  Exit: (203) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '1'], _proof1)
   Call: (203) [system] integer(_proof1)
   Fail: (203) [system] integer(_proof1)
   Call: (203) [system] _1015102=_proof1
   Exit: (203) [system] _proof1=_proof1
^  Exit: (202) [user] classify_and_convert_charseq([$, p, r, o, o, f, '1'], _proof1)
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _proof1)
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), _proof1)
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _1171434)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1173292)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _1182886)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1185590)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1202524)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _1208094)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1209952)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _1225962)
   Exit: (202) [system] get_char((0x55fbb4538270), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _1208094)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1243604)
   Call: (204) [system] peek_char((0x55fbb4538270), _1244538)
   Exit: (204) [system] peek_char((0x55fbb4538270), p)
^  Call: (204) [user] is_delimiter(p)
   Call: (205) [system] char_type(p, space)
   Fail: (205) [system] char_type(p, space)
   Call: (205) [system] arg(_1249258, v('(', ')', end_of_file), p)
   Fail: (205) [system] arg(_1250190, v('(', ')', end_of_file), p)
^  Fail: (204) [user] is_delimiter(p)
   Call: (204) [system] ')'==p
   Fail: (204) [system] ')'==p
   Call: (204) [system] get_char((0x55fbb4538270), p)
   Exit: (204) [system] get_char((0x55fbb4538270), p)
   Call: (204) [system] p=(\)
   Fail: (204) [system] p=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1257540)
   Call: (205) [system] peek_char((0x55fbb4538270), _1258474)
   Exit: (205) [system] peek_char((0x55fbb4538270), r)
^  Call: (205) [user] is_delimiter(r)
   Call: (206) [system] char_type(r, space)
   Fail: (206) [system] char_type(r, space)
   Call: (206) [system] arg(_1263194, v('(', ')', end_of_file), r)
   Fail: (206) [system] arg(_1264126, v('(', ')', end_of_file), r)
^  Fail: (205) [user] is_delimiter(r)
   Call: (205) [system] ')'==r
   Fail: (205) [system] ')'==r
   Call: (205) [system] get_char((0x55fbb4538270), r)
   Exit: (205) [system] get_char((0x55fbb4538270), r)
   Call: (205) [system] r=(\)
   Fail: (205) [system] r=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1271476)
   Call: (206) [system] peek_char((0x55fbb4538270), _1272410)
   Exit: (206) [system] peek_char((0x55fbb4538270), e)
^  Call: (206) [user] is_delimiter(e)
   Call: (207) [system] char_type(e, space)
   Fail: (207) [system] char_type(e, space)
   Call: (207) [system] arg(_1277130, v('(', ')', end_of_file), e)
   Fail: (207) [system] arg(_1278062, v('(', ')', end_of_file), e)
^  Fail: (206) [user] is_delimiter(e)
   Call: (206) [system] ')'==e
   Fail: (206) [system] ')'==e
   Call: (206) [system] get_char((0x55fbb4538270), e)
   Exit: (206) [system] get_char((0x55fbb4538270), e)
   Call: (206) [system] e=(\)
   Fail: (206) [system] e=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1285412)
   Call: (207) [system] peek_char((0x55fbb4538270), _1286346)
   Exit: (207) [system] peek_char((0x55fbb4538270), m)
^  Call: (207) [user] is_delimiter(m)
   Call: (208) [system] char_type(m, space)
   Fail: (208) [system] char_type(m, space)
   Call: (208) [system] arg(_1291066, v('(', ')', end_of_file), m)
   Fail: (208) [system] arg(_1291998, v('(', ')', end_of_file), m)
^  Fail: (207) [user] is_delimiter(m)
   Call: (207) [system] ')'==m
   Fail: (207) [system] ')'==m
   Call: (207) [system] get_char((0x55fbb4538270), m)
   Exit: (207) [system] get_char((0x55fbb4538270), m)
   Call: (207) [system] m=(\)
   Fail: (207) [system] m=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1299348)
   Call: (208) [system] peek_char((0x55fbb4538270), _1300282)
   Exit: (208) [system] peek_char((0x55fbb4538270), i)
^  Call: (208) [user] is_delimiter(i)
   Call: (209) [system] char_type(i, space)
   Fail: (209) [system] char_type(i, space)
   Call: (209) [system] arg(_1305002, v('(', ')', end_of_file), i)
   Fail: (209) [system] arg(_1305934, v('(', ')', end_of_file), i)
^  Fail: (208) [user] is_delimiter(i)
   Call: (208) [system] ')'==i
   Fail: (208) [system] ')'==i
   Call: (208) [system] get_char((0x55fbb4538270), i)
   Exit: (208) [system] get_char((0x55fbb4538270), i)
   Call: (208) [system] i=(\)
   Fail: (208) [system] i=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1313284)
   Call: (209) [system] peek_char((0x55fbb4538270), _1314218)
   Exit: (209) [system] peek_char((0x55fbb4538270), s)
^  Call: (209) [user] is_delimiter(s)
   Call: (210) [system] char_type(s, space)
   Fail: (210) [system] char_type(s, space)
   Call: (210) [system] arg(_1318938, v('(', ')', end_of_file), s)
   Fail: (210) [system] arg(_1319870, v('(', ')', end_of_file), s)
^  Fail: (209) [user] is_delimiter(s)
   Call: (209) [system] ')'==s
   Fail: (209) [system] ')'==s
   Call: (209) [system] get_char((0x55fbb4538270), s)
   Exit: (209) [system] get_char((0x55fbb4538270), s)
   Call: (209) [system] s=(\)
   Fail: (209) [system] s=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1327220)
   Call: (210) [system] peek_char((0x55fbb4538270), _1328154)
   Exit: (210) [system] peek_char((0x55fbb4538270), e)
^  Call: (210) [user] is_delimiter(e)
   Call: (211) [system] char_type(e, space)
   Fail: (211) [system] char_type(e, space)
   Call: (211) [system] arg(_1332874, v('(', ')', end_of_file), e)
   Fail: (211) [system] arg(_1333806, v('(', ')', end_of_file), e)
^  Fail: (210) [user] is_delimiter(e)
   Call: (210) [system] ')'==e
   Fail: (210) [system] ')'==e
   Call: (210) [system] get_char((0x55fbb4538270), e)
   Exit: (210) [system] get_char((0x55fbb4538270), e)
   Call: (210) [system] e=(\)
   Fail: (210) [system] e=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1341156)
   Call: (211) [system] peek_char((0x55fbb4538270), _1342090)
   Exit: (211) [system] peek_char((0x55fbb4538270), '1')
^  Call: (211) [user] is_delimiter('1')
   Call: (212) [system] char_type('1', space)
   Fail: (212) [system] char_type('1', space)
   Call: (212) [system] arg(_1346810, v('(', ')', end_of_file), '1')
   Fail: (212) [system] arg(_1347742, v('(', ')', end_of_file), '1')
^  Fail: (211) [user] is_delimiter('1')
   Call: (211) [system] ')'=='1'
   Fail: (211) [system] ')'=='1'
   Call: (211) [system] get_char((0x55fbb4538270), '1')
   Exit: (211) [system] get_char((0x55fbb4538270), '1')
   Call: (211) [system] '1'=(\)
   Fail: (211) [system] '1'=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1355092)
   Call: (212) [system] peek_char((0x55fbb4538270), _1356026)
   Exit: (212) [system] peek_char((0x55fbb4538270), ')')
^  Call: (212) [user] is_delimiter(')')
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] arg(_1360746, v('(', ')', end_of_file), ')')
   Exit: (213) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (212) [user] is_delimiter(')')
   Call: (212) [system] _1355092=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (211) [system] _1341156=['1']
   Exit: (211) [system] ['1']=['1']
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), ['1'])
   Call: (210) [system] _1327220=[e, '1']
   Exit: (210) [system] [e, '1']=[e, '1']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, '1'])
   Call: (209) [system] _1313284=[s, e, '1']
   Exit: (209) [system] [s, e, '1']=[s, e, '1']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e, '1'])
   Call: (208) [system] _1299348=[i, s, e, '1']
   Exit: (208) [system] [i, s, e, '1']=[i, s, e, '1']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, e, '1'])
   Call: (207) [system] _1285412=[m, i, s, e, '1']
   Exit: (207) [system] [m, i, s, e, '1']=[m, i, s, e, '1']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, i, s, e, '1'])
   Call: (206) [system] _1271476=[e, m, i, s, e, '1']
   Exit: (206) [system] [e, m, i, s, e, '1']=[e, m, i, s, e, '1']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, m, i, s, e, '1'])
   Call: (205) [system] _1257540=[r, e, m, i, s, e, '1']
   Exit: (205) [system] [r, e, m, i, s, e, '1']=[r, e, m, i, s, e, '1']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, e, m, i, s, e, '1'])
   Call: (204) [system] _1243604=[p, r, e, m, i, s, e, '1']
   Exit: (204) [system] [p, r, e, m, i, s, e, '1']=[p, r, e, m, i, s, e, '1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, e, m, i, s, e, '1'])
^  Call: (203) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '1'], _1208094)
^  Call: (204) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '1'], _1389534)
   Call: (205) [system] atom_chars(_1390466, ['_', p, r, e, m, i, s, e, '1'])
   Exit: (205) [system] atom_chars('_premise1', ['_', p, r, e, m, i, s, e, '1'])
^  Exit: (204) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '1'], _premise1)
   Call: (204) [system] integer(_premise1)
   Fail: (204) [system] integer(_premise1)
   Call: (204) [system] _1208094=_premise1
   Exit: (204) [system] _premise1=_premise1
^  Exit: (203) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '1'], _premise1)
^  Exit: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _premise1)
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), _premise1)
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _1399758)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1401616)
   Exit: (203) [system] peek_char((0x55fbb4538270), ')')
   Call: (203) [system] ')'=(;)
   Fail: (203) [system] ')'=(;)
   Call: (203) [system] ')'=(/)
   Fail: (203) [system] ')'=(/)
^  Call: (203) [user] is_like_space(')')
   Call: (204) [system] char_type(')', 'white')
   Fail: (204) [system] char_type(')', 'white')
   Call: (204) [system] char_type(')', end_of_line)
   Fail: (204) [system] char_type(')', end_of_line)
   Call: (204) [system] char_type(')', space)
   Fail: (204) [system] char_type(')', space)
   Call: (204) [system] char_type(')', cntrl)
   Fail: (204) [system] char_type(')', cntrl)
^  Fail: (203) [user] is_like_space(')')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1417626)
   Exit: (202) [system] peek_char((0x55fbb4538270), ')')
   Call: (202) [system] ')'=')'
   Exit: (202) [system] ')'=')'
   Call: (202) [system] get_char((0x55fbb4538270), _1421416)
   Exit: (202) [system] get_char((0x55fbb4538270), ')')
   Call: (202) [system] _1399758=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [])
   Call: (201) [system] _1171434=[_premise1]
   Exit: (201) [system] [_premise1]=[_premise1]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [_premise1])
   Call: (200) [system] _978442=[_proof1, _premise1]
   Exit: (200) [system] [_proof1, _premise1]=[_proof1, _premise1]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [_proof1, _premise1])
   Call: (199) [system] _874616=[:, _proof1, _premise1]
   Exit: (199) [system] [:, _proof1, _premise1]=[:, _proof1, _premise1]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [:, _proof1, _premise1])
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), [:, _proof1, _premise1])
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _1435298)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1437156)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _1446750)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1449454)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
   Call: (200) [system] ($)=(/)
   Fail: (200) [system] ($)=(/)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1466388)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=')'
   Fail: (198) [system] ($)=')'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _1471958)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1473816)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
   Call: (200) [system] ($)=(/)
   Fail: (200) [system] ($)=(/)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _1489826)
   Exit: (199) [system] get_char((0x55fbb4538270), $)
   Call: (199) [system] ($)='('
   Fail: (199) [system] ($)='('
   Call: (199) [system] ($)='['
   Fail: (199) [system] ($)='['
   Call: (199) [system] ($)='{'
   Fail: (199) [system] ($)='{'
   Call: (199) [system] ($)='"'
   Fail: (199) [system] ($)='"'
   Call: (199) [system] ($)=!
   Fail: (199) [system] ($)=!
   Call: (199) [system] ($)='\''
   Fail: (199) [system] ($)='\''
   Call: (199) [system] ($)='`'
   Fail: (199) [system] ($)='`'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55fbb4538270), $, _1471958)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _1507468)
   Call: (201) [system] peek_char((0x55fbb4538270), _1508402)
   Exit: (201) [system] peek_char((0x55fbb4538270), k)
^  Call: (201) [user] is_delimiter(k)
   Call: (202) [system] char_type(k, space)
   Fail: (202) [system] char_type(k, space)
   Call: (202) [system] arg(_1513122, v('(', ')', end_of_file), k)
   Fail: (202) [system] arg(_1514054, v('(', ')', end_of_file), k)
^  Fail: (201) [user] is_delimiter(k)
   Call: (201) [system] ')'==k
   Fail: (201) [system] ')'==k
   Call: (201) [system] get_char((0x55fbb4538270), k)
   Exit: (201) [system] get_char((0x55fbb4538270), k)
   Call: (201) [system] k=(\)
   Fail: (201) [system] k=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1521404)
   Call: (202) [system] peek_char((0x55fbb4538270), _1522338)
   Exit: (202) [system] peek_char((0x55fbb4538270), b)
^  Call: (202) [user] is_delimiter(b)
   Call: (203) [system] char_type(b, space)
   Fail: (203) [system] char_type(b, space)
   Call: (203) [system] arg(_1527058, v('(', ')', end_of_file), b)
   Fail: (203) [system] arg(_1527990, v('(', ')', end_of_file), b)
^  Fail: (202) [user] is_delimiter(b)
   Call: (202) [system] ')'==b
   Fail: (202) [system] ')'==b
   Call: (202) [system] get_char((0x55fbb4538270), b)
   Exit: (202) [system] get_char((0x55fbb4538270), b)
   Call: (202) [system] b=(\)
   Fail: (202) [system] b=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1535340)
   Call: (203) [system] peek_char((0x55fbb4538270), _1536274)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (203) [user] is_delimiter(' ')
   Call: (204) [system] char_type(' ', space)
   Exit: (204) [system] char_type(' ', space)
^  Exit: (203) [user] is_delimiter(' ')
   Call: (203) [system] _1535340=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (202) [system] _1521404=[b]
   Exit: (202) [system] [b]=[b]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (201) [system] _1507468=[k, b]
   Exit: (201) [system] [k, b]=[k, b]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [k, b])
^  Call: (200) [user] classify_and_convert_charseq([$, k, b], _1471958)
^  Call: (201) [user] classify_and_convert_charseq_([$, k, b], _1551146)
   Call: (202) [system] atom_chars(_1552078, ['_', k, b])
   Exit: (202) [system] atom_chars('_kb', ['_', k, b])
^  Exit: (201) [user] classify_and_convert_charseq_([$, k, b], _kb)
   Call: (201) [system] integer(_kb)
   Fail: (201) [system] integer(_kb)
   Call: (201) [system] _1471958=_kb
   Exit: (201) [system] _kb=_kb
^  Exit: (200) [user] classify_and_convert_charseq([$, k, b], _kb)
^  Exit: (199) [user] read_symbolic(')', (0x55fbb4538270), $, _kb)
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), _kb)
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _1561370)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1563228)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _1572822)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1575526)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
   Call: (201) [system] ($)=(/)
   Fail: (201) [system] ($)=(/)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1592460)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=')'
   Fail: (199) [system] ($)=')'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _1598030)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1599888)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
   Call: (201) [system] ($)=(/)
   Fail: (201) [system] ($)=(/)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _1615898)
   Exit: (200) [system] get_char((0x55fbb4538270), $)
   Call: (200) [system] ($)='('
   Fail: (200) [system] ($)='('
   Call: (200) [system] ($)='['
   Fail: (200) [system] ($)='['
   Call: (200) [system] ($)='{'
   Fail: (200) [system] ($)='{'
   Call: (200) [system] ($)='"'
   Fail: (200) [system] ($)='"'
   Call: (200) [system] ($)=!
   Fail: (200) [system] ($)=!
   Call: (200) [system] ($)='\''
   Fail: (200) [system] ($)='\''
   Call: (200) [system] ($)='`'
   Fail: (200) [system] ($)='`'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55fbb4538270), $, _1598030)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1633540)
   Call: (202) [system] peek_char((0x55fbb4538270), _1634474)
   Exit: (202) [system] peek_char((0x55fbb4538270), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_1639194, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_1640126, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55fbb4538270), r)
   Exit: (202) [system] get_char((0x55fbb4538270), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1647476)
   Call: (203) [system] peek_char((0x55fbb4538270), _1648410)
   Exit: (203) [system] peek_char((0x55fbb4538270), b)
^  Call: (203) [user] is_delimiter(b)
   Call: (204) [system] char_type(b, space)
   Fail: (204) [system] char_type(b, space)
   Call: (204) [system] arg(_1653130, v('(', ')', end_of_file), b)
   Fail: (204) [system] arg(_1654062, v('(', ')', end_of_file), b)
^  Fail: (203) [user] is_delimiter(b)
   Call: (203) [system] ')'==b
   Fail: (203) [system] ')'==b
   Call: (203) [system] get_char((0x55fbb4538270), b)
   Exit: (203) [system] get_char((0x55fbb4538270), b)
   Call: (203) [system] b=(\)
   Fail: (203) [system] b=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1661412)
   Call: (204) [system] peek_char((0x55fbb4538270), _1662346)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (204) [user] is_delimiter(' ')
   Call: (205) [system] char_type(' ', space)
   Exit: (205) [system] char_type(' ', space)
^  Exit: (204) [user] is_delimiter(' ')
   Call: (204) [system] _1661412=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (203) [system] _1647476=[b]
   Exit: (203) [system] [b]=[b]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (202) [system] _1633540=[r, b]
   Exit: (202) [system] [r, b]=[r, b]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, b])
^  Call: (201) [user] classify_and_convert_charseq([$, r, b], _1598030)
^  Call: (202) [user] classify_and_convert_charseq_([$, r, b], _1677218)
   Call: (203) [system] atom_chars(_1678150, ['_', r, b])
   Exit: (203) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (202) [user] classify_and_convert_charseq_([$, r, b], _rb)
   Call: (202) [system] integer(_rb)
   Fail: (202) [system] integer(_rb)
   Call: (202) [system] _1598030=_rb
   Exit: (202) [system] _rb=_rb
^  Exit: (201) [user] classify_and_convert_charseq([$, r, b], _rb)
^  Exit: (200) [user] read_symbolic(')', (0x55fbb4538270), $, _rb)
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), _rb)
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _1687442)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1689300)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _1698894)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1701598)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1718532)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _1724102)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1725960)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _1741970)
   Exit: (201) [system] get_char((0x55fbb4538270), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _1724102)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1759612)
   Call: (203) [system] peek_char((0x55fbb4538270), _1760546)
   Exit: (203) [system] peek_char((0x55fbb4538270), k)
^  Call: (203) [user] is_delimiter(k)
   Call: (204) [system] char_type(k, space)
   Fail: (204) [system] char_type(k, space)
   Call: (204) [system] arg(_1765266, v('(', ')', end_of_file), k)
   Fail: (204) [system] arg(_1766198, v('(', ')', end_of_file), k)
^  Fail: (203) [user] is_delimiter(k)
   Call: (203) [system] ')'==k
   Fail: (203) [system] ')'==k
   Call: (203) [system] get_char((0x55fbb4538270), k)
   Exit: (203) [system] get_char((0x55fbb4538270), k)
   Call: (203) [system] k=(\)
   Fail: (203) [system] k=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1773548)
   Call: (204) [system] peek_char((0x55fbb4538270), _1774482)
   Exit: (204) [system] peek_char((0x55fbb4538270), ')')
^  Call: (204) [user] is_delimiter(')')
   Call: (205) [system] char_type(')', space)
   Fail: (205) [system] char_type(')', space)
   Call: (205) [system] arg(_1779202, v('(', ')', end_of_file), ')')
   Exit: (205) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (204) [user] is_delimiter(')')
   Call: (204) [system] _1773548=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (203) [system] _1759612=[k]
   Exit: (203) [system] [k]=[k]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
^  Call: (202) [user] classify_and_convert_charseq([$, k], _1724102)
^  Call: (203) [user] classify_and_convert_charseq_([$, k], _1788432)
   Call: (204) [system] atom_chars(_1789364, ['_', k])
   Exit: (204) [system] atom_chars('_k', ['_', k])
^  Exit: (203) [user] classify_and_convert_charseq_([$, k], _k)
   Call: (203) [system] integer(_k)
   Fail: (203) [system] integer(_k)
   Call: (203) [system] _1724102=_k
   Exit: (203) [system] _k=_k
^  Exit: (202) [user] classify_and_convert_charseq([$, k], _k)
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _k)
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), _k)
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _1798656)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1800514)
   Exit: (202) [system] peek_char((0x55fbb4538270), ')')
   Call: (202) [system] ')'=(;)
   Fail: (202) [system] ')'=(;)
   Call: (202) [system] ')'=(/)
   Fail: (202) [system] ')'=(/)
^  Call: (202) [user] is_like_space(')')
   Call: (203) [system] char_type(')', 'white')
   Fail: (203) [system] char_type(')', 'white')
   Call: (203) [system] char_type(')', end_of_line)
   Fail: (203) [system] char_type(')', end_of_line)
   Call: (203) [system] char_type(')', space)
   Fail: (203) [system] char_type(')', space)
   Call: (203) [system] char_type(')', cntrl)
   Fail: (203) [system] char_type(')', cntrl)
^  Fail: (202) [user] is_like_space(')')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1816524)
   Exit: (201) [system] peek_char((0x55fbb4538270), ')')
   Call: (201) [system] ')'=')'
   Exit: (201) [system] ')'=')'
   Call: (201) [system] get_char((0x55fbb4538270), _1820314)
   Exit: (201) [system] get_char((0x55fbb4538270), ')')
   Call: (201) [system] _1798656=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [])
   Call: (200) [system] _1687442=[_k]
   Exit: (200) [system] [_k]=[_k]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [_k])
   Call: (199) [system] _1561370=[_rb, _k]
   Exit: (199) [system] [_rb, _k]=[_rb, _k]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [_rb, _k])
   Call: (198) [system] _1435298=[_kb, _rb, _k]
   Exit: (198) [system] [_kb, _rb, _k]=[_kb, _rb, _k]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [_kb, _rb, _k])
   Call: (197) [system] _837956=[[:, _proof1, _premise1], _kb, _rb, _k]
   Exit: (197) [system] [[:, _proof1, _premise1], _kb, _rb, _k]=[[:, _proof1, _premise1], _kb, _rb, _k]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [[:, _proof1, _premise1], _kb, _rb, _k])
   Call: (196) [system] _583560=[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]
   Exit: (196) [system] [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]=[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [synthesize, [:, _proof1, _premise1], _kb, _rb, _k])
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), [synthesize, [:, _proof1, _premise1], _kb, _rb, _k])
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _1839784)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1841642)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
   Call: (196) [system] ')'=(;)
   Fail: (196) [system] ')'=(;)
   Call: (196) [system] ')'=(/)
   Fail: (196) [system] ')'=(/)
^  Call: (196) [user] is_like_space(')')
   Call: (197) [system] char_type(')', 'white')
   Fail: (197) [system] char_type(')', 'white')
   Call: (197) [system] char_type(')', end_of_line)
   Fail: (197) [system] char_type(')', end_of_line)
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] char_type(')', cntrl)
   Fail: (197) [system] char_type(')', cntrl)
^  Fail: (196) [user] is_like_space(')')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1857652)
   Exit: (195) [system] peek_char((0x55fbb4538270), ')')
   Call: (195) [system] ')'=')'
   Exit: (195) [system] ')'=')'
   Call: (195) [system] get_char((0x55fbb4538270), _1861442)
   Exit: (195) [system] get_char((0x55fbb4538270), ')')
   Call: (195) [system] _1839784=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [])
   Call: (194) [system] _546900=[[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]
   Exit: (194) [system] [[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]=[[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
   Call: (193) [system] _3648=[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]
   Exit: (193) [system] [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]=[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
^  Exit: (191) [user] cont_sexpr(')', (0x55fbb4538270), [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _1872530)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1874388)
   Exit: (193) [system] peek_char((0x55fbb4538270), '\n')
   Call: (193) [system] '\n'=(;)
   Fail: (193) [system] '\n'=(;)
   Call: (193) [system] '\n'=(/)
   Fail: (193) [system] '\n'=(/)
^  Call: (193) [user] is_like_space('\n')
   Call: (194) [system] char_type('\n', 'white')
   Fail: (194) [system] char_type('\n', 'white')
   Call: (194) [system] char_type('\n', end_of_line)
   Exit: (194) [system] char_type('\n', end_of_line)
^  Exit: (193) [user] is_like_space('\n')
   Call: (193) [system] get_char((0x55fbb4538270), _1885838)
   Exit: (193) [system] get_char((0x55fbb4538270), '\n')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1888542)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
   Call: (194) [system] ' '=(/)
   Fail: (194) [system] ' '=(/)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55fbb4538270), _1898136)
   Exit: (194) [system] get_char((0x55fbb4538270), ' ')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1900840)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _1910434)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1913138)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _1922732)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1925436)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _1935030)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1937734)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _1947328)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1950032)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _1959626)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1962330)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _1971924)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1974628)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _1984222)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1986926)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _1996520)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1999224)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
   Call: (203) [system] ' '=(/)
   Fail: (203) [system] ' '=(/)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55fbb4538270), _2008818)
   Exit: (203) [system] get_char((0x55fbb4538270), ' ')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _2011522)
   Exit: (204) [system] peek_char((0x55fbb4538270), '(')
   Call: (204) [system] '('=(;)
   Fail: (204) [system] '('=(;)
   Call: (204) [system] '('=(/)
   Fail: (204) [system] '('=(/)
^  Call: (204) [user] is_like_space('(')
   Call: (205) [system] char_type('(', 'white')
   Fail: (205) [system] char_type('(', 'white')
   Call: (205) [system] char_type('(', end_of_line)
   Fail: (205) [system] char_type('(', end_of_line)
   Call: (205) [system] char_type('(', space)
   Fail: (205) [system] char_type('(', space)
   Call: (205) [system] char_type('(', cntrl)
   Fail: (205) [system] char_type('(', cntrl)
^  Fail: (204) [user] is_like_space('(')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _2037696)
   Exit: (192) [system] peek_char((0x55fbb4538270), '(')
   Call: (192) [system] '('=')'
   Fail: (192) [system] '('=')'
   Call: (192) [system] '('=end_of_file
   Fail: (192) [system] '('=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _2043266)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _2045124)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
   Call: (194) [system] '('=(/)
   Fail: (194) [system] '('=(/)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _2061134)
   Exit: (193) [system] get_char((0x55fbb4538270), '(')
   Call: (193) [system] '('='('
   Exit: (193) [system] '('='('
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _2043266)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _2066704)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
   Call: (195) [system] '('=(/)
   Fail: (195) [system] '('=(/)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _2082714)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=')'
   Fail: (194) [system] '('=')'
   Call: (194) [system] '('=end_of_file
   Fail: (194) [system] '('=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _2088284)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _2090142)
   Exit: (196) [system] peek_char((0x55fbb4538270), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
   Call: (196) [system] '('=(/)
   Fail: (196) [system] '('=(/)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _13106)
   Exit: (195) [system] get_char((0x55fbb4538270), '(')
   Call: (195) [system] '('='('
   Exit: (195) [system] '('='('
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _3766)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _18676)
   Exit: (197) [system] peek_char((0x55fbb4538270), :)
   Call: (197) [system] (:)=(;)
   Fail: (197) [system] (:)=(;)
   Call: (197) [system] (:)=(/)
   Fail: (197) [system] (:)=(/)
^  Call: (197) [user] is_like_space(:)
   Call: (198) [system] char_type(:, 'white')
   Fail: (198) [system] char_type(:, 'white')
   Call: (198) [system] char_type(:, end_of_line)
   Fail: (198) [system] char_type(:, end_of_line)
   Call: (198) [system] char_type(:, space)
   Fail: (198) [system] char_type(:, space)
   Call: (198) [system] char_type(:, cntrl)
   Fail: (198) [system] char_type(:, cntrl)
^  Fail: (197) [user] is_like_space(:)
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _34686)
   Exit: (196) [system] peek_char((0x55fbb4538270), :)
   Call: (196) [system] (:)=')'
   Fail: (196) [system] (:)=')'
   Call: (196) [system] (:)=end_of_file
   Fail: (196) [system] (:)=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55fbb4538270), _40256)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _42114)
   Exit: (198) [system] peek_char((0x55fbb4538270), :)
   Call: (198) [system] (:)=(;)
   Fail: (198) [system] (:)=(;)
   Call: (198) [system] (:)=(/)
   Fail: (198) [system] (:)=(/)
^  Call: (198) [user] is_like_space(:)
   Call: (199) [system] char_type(:, 'white')
   Fail: (199) [system] char_type(:, 'white')
   Call: (199) [system] char_type(:, end_of_line)
   Fail: (199) [system] char_type(:, end_of_line)
   Call: (199) [system] char_type(:, space)
   Fail: (199) [system] char_type(:, space)
   Call: (199) [system] char_type(:, cntrl)
   Fail: (199) [system] char_type(:, cntrl)
^  Fail: (198) [user] is_like_space(:)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] get_char((0x55fbb4538270), _58124)
   Exit: (197) [system] get_char((0x55fbb4538270), :)
   Call: (197) [system] (:)='('
   Fail: (197) [system] (:)='('
   Call: (197) [system] (:)='['
   Fail: (197) [system] (:)='['
   Call: (197) [system] (:)='{'
   Fail: (197) [system] (:)='{'
   Call: (197) [system] (:)='"'
   Fail: (197) [system] (:)='"'
   Call: (197) [system] (:)=!
   Fail: (197) [system] (:)=!
   Call: (197) [system] (:)='\''
   Fail: (197) [system] (:)='\''
   Call: (197) [system] (:)='`'
   Fail: (197) [system] (:)='`'
   Call: (197) [system] (:)=end_of_file
   Fail: (197) [system] (:)=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55fbb4538270), :, _40256)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _75766)
   Call: (199) [system] peek_char((0x55fbb4538270), _76700)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (199) [user] is_delimiter(' ')
   Call: (200) [system] char_type(' ', space)
   Exit: (200) [system] char_type(' ', space)
^  Exit: (199) [user] is_delimiter(' ')
   Call: (199) [system] _75766=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (198) [user] classify_and_convert_charseq([:], _40256)
^  Call: (199) [user] classify_and_convert_charseq_([:], _85984)
^  Call: (201) [system] setup_call_cleanup('$notrace'(_86936, _86938), once(user:catch(read_from_chars([:], _85984), _86918, fail)), '$restore_trace'(_86936, _86938))
^  Call: (202) [system] sig_atomic(system:'$notrace'(_86936, _86938))
^  Exit: (201) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _86918, fail)), system:'$restore_trace'(3, -1))
   Call: (200) [system] atomic(:)
   Exit: (200) [system] atomic(:)
^  Exit: (199) [user] classify_and_convert_charseq_([:], :)
   Call: (199) [system] integer(:)
   Fail: (199) [system] integer(:)
   Call: (199) [system] _40256=(:)
   Exit: (199) [system] (:)=(:)
^  Exit: (198) [user] classify_and_convert_charseq([:], :)
^  Exit: (197) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (196) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _99064)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _100922)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _110516)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _113220)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
   Call: (199) [system] ($)=(/)
   Fail: (199) [system] ($)=(/)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _130154)
   Exit: (197) [system] peek_char((0x55fbb4538270), $)
   Call: (197) [system] ($)=')'
   Fail: (197) [system] ($)=')'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _135724)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _137582)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
   Call: (199) [system] ($)=(/)
   Fail: (199) [system] ($)=(/)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _153592)
   Exit: (198) [system] get_char((0x55fbb4538270), $)
   Call: (198) [system] ($)='('
   Fail: (198) [system] ($)='('
   Call: (198) [system] ($)='['
   Fail: (198) [system] ($)='['
   Call: (198) [system] ($)='{'
   Fail: (198) [system] ($)='{'
   Call: (198) [system] ($)='"'
   Fail: (198) [system] ($)='"'
   Call: (198) [system] ($)=!
   Fail: (198) [system] ($)=!
   Call: (198) [system] ($)='\''
   Fail: (198) [system] ($)='\''
   Call: (198) [system] ($)='`'
   Fail: (198) [system] ($)='`'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55fbb4538270), $, _135724)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _171234)
   Call: (200) [system] peek_char((0x55fbb4538270), _172168)
   Exit: (200) [system] peek_char((0x55fbb4538270), p)
^  Call: (200) [user] is_delimiter(p)
   Call: (201) [system] char_type(p, space)
   Fail: (201) [system] char_type(p, space)
   Call: (201) [system] arg(_176888, v('(', ')', end_of_file), p)
   Fail: (201) [system] arg(_177820, v('(', ')', end_of_file), p)
^  Fail: (200) [user] is_delimiter(p)
   Call: (200) [system] ')'==p
   Fail: (200) [system] ')'==p
   Call: (200) [system] get_char((0x55fbb4538270), p)
   Exit: (200) [system] get_char((0x55fbb4538270), p)
   Call: (200) [system] p=(\)
   Fail: (200) [system] p=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _185170)
   Call: (201) [system] peek_char((0x55fbb4538270), _186104)
   Exit: (201) [system] peek_char((0x55fbb4538270), r)
^  Call: (201) [user] is_delimiter(r)
   Call: (202) [system] char_type(r, space)
   Fail: (202) [system] char_type(r, space)
   Call: (202) [system] arg(_190824, v('(', ')', end_of_file), r)
   Fail: (202) [system] arg(_191756, v('(', ')', end_of_file), r)
^  Fail: (201) [user] is_delimiter(r)
   Call: (201) [system] ')'==r
   Fail: (201) [system] ')'==r
   Call: (201) [system] get_char((0x55fbb4538270), r)
   Exit: (201) [system] get_char((0x55fbb4538270), r)
   Call: (201) [system] r=(\)
   Fail: (201) [system] r=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _199106)
   Call: (202) [system] peek_char((0x55fbb4538270), _200040)
   Exit: (202) [system] peek_char((0x55fbb4538270), o)
^  Call: (202) [user] is_delimiter(o)
   Call: (203) [system] char_type(o, space)
   Fail: (203) [system] char_type(o, space)
   Call: (203) [system] arg(_204760, v('(', ')', end_of_file), o)
   Fail: (203) [system] arg(_205692, v('(', ')', end_of_file), o)
^  Fail: (202) [user] is_delimiter(o)
   Call: (202) [system] ')'==o
   Fail: (202) [system] ')'==o
   Call: (202) [system] get_char((0x55fbb4538270), o)
   Exit: (202) [system] get_char((0x55fbb4538270), o)
   Call: (202) [system] o=(\)
   Fail: (202) [system] o=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _213042)
   Call: (203) [system] peek_char((0x55fbb4538270), _213976)
   Exit: (203) [system] peek_char((0x55fbb4538270), o)
^  Call: (203) [user] is_delimiter(o)
   Call: (204) [system] char_type(o, space)
   Fail: (204) [system] char_type(o, space)
   Call: (204) [system] arg(_218696, v('(', ')', end_of_file), o)
   Fail: (204) [system] arg(_219628, v('(', ')', end_of_file), o)
^  Fail: (203) [user] is_delimiter(o)
   Call: (203) [system] ')'==o
   Fail: (203) [system] ')'==o
   Call: (203) [system] get_char((0x55fbb4538270), o)
   Exit: (203) [system] get_char((0x55fbb4538270), o)
   Call: (203) [system] o=(\)
   Fail: (203) [system] o=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _226978)
   Call: (204) [system] peek_char((0x55fbb4538270), _227912)
   Exit: (204) [system] peek_char((0x55fbb4538270), f)
^  Call: (204) [user] is_delimiter(f)
   Call: (205) [system] char_type(f, space)
   Fail: (205) [system] char_type(f, space)
   Call: (205) [system] arg(_232632, v('(', ')', end_of_file), f)
   Fail: (205) [system] arg(_233564, v('(', ')', end_of_file), f)
^  Fail: (204) [user] is_delimiter(f)
   Call: (204) [system] ')'==f
   Fail: (204) [system] ')'==f
   Call: (204) [system] get_char((0x55fbb4538270), f)
   Exit: (204) [system] get_char((0x55fbb4538270), f)
   Call: (204) [system] f=(\)
   Fail: (204) [system] f=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _240914)
   Call: (205) [system] peek_char((0x55fbb4538270), _241848)
   Exit: (205) [system] peek_char((0x55fbb4538270), '2')
^  Call: (205) [user] is_delimiter('2')
   Call: (206) [system] char_type('2', space)
   Fail: (206) [system] char_type('2', space)
   Call: (206) [system] arg(_246568, v('(', ')', end_of_file), '2')
   Fail: (206) [system] arg(_247500, v('(', ')', end_of_file), '2')
^  Fail: (205) [user] is_delimiter('2')
   Call: (205) [system] ')'=='2'
   Fail: (205) [system] ')'=='2'
   Call: (205) [system] get_char((0x55fbb4538270), '2')
   Exit: (205) [system] get_char((0x55fbb4538270), '2')
   Call: (205) [system] '2'=(\)
   Fail: (205) [system] '2'=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _254850)
   Call: (206) [system] peek_char((0x55fbb4538270), _255784)
   Exit: (206) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (206) [user] is_delimiter(' ')
   Call: (207) [system] char_type(' ', space)
   Exit: (207) [system] char_type(' ', space)
^  Exit: (206) [user] is_delimiter(' ')
   Call: (206) [system] _254850=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (205) [system] _240914=['2']
   Exit: (205) [system] ['2']=['2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), ['2'])
   Call: (204) [system] _226978=[f, '2']
   Exit: (204) [system] [f, '2']=[f, '2']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [f, '2'])
   Call: (203) [system] _213042=[o, f, '2']
   Exit: (203) [system] [o, f, '2']=[o, f, '2']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, f, '2'])
   Call: (202) [system] _199106=[o, o, f, '2']
   Exit: (202) [system] [o, o, f, '2']=[o, o, f, '2']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, o, f, '2'])
   Call: (201) [system] _185170=[r, o, o, f, '2']
   Exit: (201) [system] [r, o, o, f, '2']=[r, o, o, f, '2']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, o, f, '2'])
   Call: (200) [system] _171234=[p, r, o, o, f, '2']
   Exit: (200) [system] [p, r, o, o, f, '2']=[p, r, o, o, f, '2']
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, o, o, f, '2'])
^  Call: (199) [user] classify_and_convert_charseq([$, p, r, o, o, f, '2'], _135724)
^  Call: (200) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '2'], _281832)
   Call: (201) [system] atom_chars(_282764, ['_', p, r, o, o, f, '2'])
   Exit: (201) [system] atom_chars('_proof2', ['_', p, r, o, o, f, '2'])
^  Exit: (200) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '2'], _proof2)
   Call: (200) [system] integer(_proof2)
   Fail: (200) [system] integer(_proof2)
   Call: (200) [system] _135724=_proof2
   Exit: (200) [system] _proof2=_proof2
^  Exit: (199) [user] classify_and_convert_charseq([$, p, r, o, o, f, '2'], _proof2)
^  Exit: (198) [user] read_symbolic(')', (0x55fbb4538270), $, _proof2)
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), _proof2)
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _292056)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _293914)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _303508)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _306212)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
   Call: (200) [system] ($)=(/)
   Fail: (200) [system] ($)=(/)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _323146)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=')'
   Fail: (198) [system] ($)=')'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _328716)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _330574)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
   Call: (200) [system] ($)=(/)
   Fail: (200) [system] ($)=(/)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _346584)
   Exit: (199) [system] get_char((0x55fbb4538270), $)
   Call: (199) [system] ($)='('
   Fail: (199) [system] ($)='('
   Call: (199) [system] ($)='['
   Fail: (199) [system] ($)='['
   Call: (199) [system] ($)='{'
   Fail: (199) [system] ($)='{'
   Call: (199) [system] ($)='"'
   Fail: (199) [system] ($)='"'
   Call: (199) [system] ($)=!
   Fail: (199) [system] ($)=!
   Call: (199) [system] ($)='\''
   Fail: (199) [system] ($)='\''
   Call: (199) [system] ($)='`'
   Fail: (199) [system] ($)='`'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55fbb4538270), $, _328716)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _364226)
   Call: (201) [system] peek_char((0x55fbb4538270), _365160)
   Exit: (201) [system] peek_char((0x55fbb4538270), p)
^  Call: (201) [user] is_delimiter(p)
   Call: (202) [system] char_type(p, space)
   Fail: (202) [system] char_type(p, space)
   Call: (202) [system] arg(_369880, v('(', ')', end_of_file), p)
   Fail: (202) [system] arg(_370812, v('(', ')', end_of_file), p)
^  Fail: (201) [user] is_delimiter(p)
   Call: (201) [system] ')'==p
   Fail: (201) [system] ')'==p
   Call: (201) [system] get_char((0x55fbb4538270), p)
   Exit: (201) [system] get_char((0x55fbb4538270), p)
   Call: (201) [system] p=(\)
   Fail: (201) [system] p=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _378162)
   Call: (202) [system] peek_char((0x55fbb4538270), _379096)
   Exit: (202) [system] peek_char((0x55fbb4538270), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_383816, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_384748, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55fbb4538270), r)
   Exit: (202) [system] get_char((0x55fbb4538270), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _392098)
   Call: (203) [system] peek_char((0x55fbb4538270), _393032)
   Exit: (203) [system] peek_char((0x55fbb4538270), e)
^  Call: (203) [user] is_delimiter(e)
   Call: (204) [system] char_type(e, space)
   Fail: (204) [system] char_type(e, space)
   Call: (204) [system] arg(_397752, v('(', ')', end_of_file), e)
   Fail: (204) [system] arg(_398684, v('(', ')', end_of_file), e)
^  Fail: (203) [user] is_delimiter(e)
   Call: (203) [system] ')'==e
   Fail: (203) [system] ')'==e
   Call: (203) [system] get_char((0x55fbb4538270), e)
   Exit: (203) [system] get_char((0x55fbb4538270), e)
   Call: (203) [system] e=(\)
   Fail: (203) [system] e=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _406034)
   Call: (204) [system] peek_char((0x55fbb4538270), _406968)
   Exit: (204) [system] peek_char((0x55fbb4538270), m)
^  Call: (204) [user] is_delimiter(m)
   Call: (205) [system] char_type(m, space)
   Fail: (205) [system] char_type(m, space)
   Call: (205) [system] arg(_411688, v('(', ')', end_of_file), m)
   Fail: (205) [system] arg(_412620, v('(', ')', end_of_file), m)
^  Fail: (204) [user] is_delimiter(m)
   Call: (204) [system] ')'==m
   Fail: (204) [system] ')'==m
   Call: (204) [system] get_char((0x55fbb4538270), m)
   Exit: (204) [system] get_char((0x55fbb4538270), m)
   Call: (204) [system] m=(\)
   Fail: (204) [system] m=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _419970)
   Call: (205) [system] peek_char((0x55fbb4538270), _420904)
   Exit: (205) [system] peek_char((0x55fbb4538270), i)
^  Call: (205) [user] is_delimiter(i)
   Call: (206) [system] char_type(i, space)
   Fail: (206) [system] char_type(i, space)
   Call: (206) [system] arg(_425624, v('(', ')', end_of_file), i)
   Fail: (206) [system] arg(_426556, v('(', ')', end_of_file), i)
^  Fail: (205) [user] is_delimiter(i)
   Call: (205) [system] ')'==i
   Fail: (205) [system] ')'==i
   Call: (205) [system] get_char((0x55fbb4538270), i)
   Exit: (205) [system] get_char((0x55fbb4538270), i)
   Call: (205) [system] i=(\)
   Fail: (205) [system] i=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _433906)
   Call: (206) [system] peek_char((0x55fbb4538270), _434840)
   Exit: (206) [system] peek_char((0x55fbb4538270), s)
^  Call: (206) [user] is_delimiter(s)
   Call: (207) [system] char_type(s, space)
   Fail: (207) [system] char_type(s, space)
   Call: (207) [system] arg(_439560, v('(', ')', end_of_file), s)
   Fail: (207) [system] arg(_440492, v('(', ')', end_of_file), s)
^  Fail: (206) [user] is_delimiter(s)
   Call: (206) [system] ')'==s
   Fail: (206) [system] ')'==s
   Call: (206) [system] get_char((0x55fbb4538270), s)
   Exit: (206) [system] get_char((0x55fbb4538270), s)
   Call: (206) [system] s=(\)
   Fail: (206) [system] s=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _447842)
   Call: (207) [system] peek_char((0x55fbb4538270), _448776)
   Exit: (207) [system] peek_char((0x55fbb4538270), e)
^  Call: (207) [user] is_delimiter(e)
   Call: (208) [system] char_type(e, space)
   Fail: (208) [system] char_type(e, space)
   Call: (208) [system] arg(_453496, v('(', ')', end_of_file), e)
   Fail: (208) [system] arg(_454428, v('(', ')', end_of_file), e)
^  Fail: (207) [user] is_delimiter(e)
   Call: (207) [system] ')'==e
   Fail: (207) [system] ')'==e
   Call: (207) [system] get_char((0x55fbb4538270), e)
   Exit: (207) [system] get_char((0x55fbb4538270), e)
   Call: (207) [system] e=(\)
   Fail: (207) [system] e=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _461778)
   Call: (208) [system] peek_char((0x55fbb4538270), _462712)
   Exit: (208) [system] peek_char((0x55fbb4538270), '2')
^  Call: (208) [user] is_delimiter('2')
   Call: (209) [system] char_type('2', space)
   Fail: (209) [system] char_type('2', space)
   Call: (209) [system] arg(_467432, v('(', ')', end_of_file), '2')
   Fail: (209) [system] arg(_468364, v('(', ')', end_of_file), '2')
^  Fail: (208) [user] is_delimiter('2')
   Call: (208) [system] ')'=='2'
   Fail: (208) [system] ')'=='2'
   Call: (208) [system] get_char((0x55fbb4538270), '2')
   Exit: (208) [system] get_char((0x55fbb4538270), '2')
   Call: (208) [system] '2'=(\)
   Fail: (208) [system] '2'=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _475714)
   Call: (209) [system] peek_char((0x55fbb4538270), _476648)
   Exit: (209) [system] peek_char((0x55fbb4538270), ')')
^  Call: (209) [user] is_delimiter(')')
   Call: (210) [system] char_type(')', space)
   Fail: (210) [system] char_type(')', space)
   Call: (210) [system] arg(_481368, v('(', ')', end_of_file), ')')
   Exit: (210) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (209) [user] is_delimiter(')')
   Call: (209) [system] _475714=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (208) [system] _461778=['2']
   Exit: (208) [system] ['2']=['2']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), ['2'])
   Call: (207) [system] _447842=[e, '2']
   Exit: (207) [system] [e, '2']=[e, '2']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, '2'])
   Call: (206) [system] _433906=[s, e, '2']
   Exit: (206) [system] [s, e, '2']=[s, e, '2']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e, '2'])
   Call: (205) [system] _419970=[i, s, e, '2']
   Exit: (205) [system] [i, s, e, '2']=[i, s, e, '2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, e, '2'])
   Call: (204) [system] _406034=[m, i, s, e, '2']
   Exit: (204) [system] [m, i, s, e, '2']=[m, i, s, e, '2']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, i, s, e, '2'])
   Call: (203) [system] _392098=[e, m, i, s, e, '2']
   Exit: (203) [system] [e, m, i, s, e, '2']=[e, m, i, s, e, '2']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, m, i, s, e, '2'])
   Call: (202) [system] _378162=[r, e, m, i, s, e, '2']
   Exit: (202) [system] [r, e, m, i, s, e, '2']=[r, e, m, i, s, e, '2']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, e, m, i, s, e, '2'])
   Call: (201) [system] _364226=[p, r, e, m, i, s, e, '2']
   Exit: (201) [system] [p, r, e, m, i, s, e, '2']=[p, r, e, m, i, s, e, '2']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, e, m, i, s, e, '2'])
^  Call: (200) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '2'], _328716)
^  Call: (201) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '2'], _510156)
   Call: (202) [system] atom_chars(_511088, ['_', p, r, e, m, i, s, e, '2'])
   Exit: (202) [system] atom_chars('_premise2', ['_', p, r, e, m, i, s, e, '2'])
^  Exit: (201) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '2'], _premise2)
   Call: (201) [system] integer(_premise2)
   Fail: (201) [system] integer(_premise2)
   Call: (201) [system] _328716=_premise2
   Exit: (201) [system] _premise2=_premise2
^  Exit: (200) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '2'], _premise2)
^  Exit: (199) [user] read_symbolic(')', (0x55fbb4538270), $, _premise2)
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), _premise2)
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _520380)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _522238)
   Exit: (200) [system] peek_char((0x55fbb4538270), ')')
   Call: (200) [system] ')'=(;)
   Fail: (200) [system] ')'=(;)
   Call: (200) [system] ')'=(/)
   Fail: (200) [system] ')'=(/)
^  Call: (200) [user] is_like_space(')')
   Call: (201) [system] char_type(')', 'white')
   Fail: (201) [system] char_type(')', 'white')
   Call: (201) [system] char_type(')', end_of_line)
   Fail: (201) [system] char_type(')', end_of_line)
   Call: (201) [system] char_type(')', space)
   Fail: (201) [system] char_type(')', space)
   Call: (201) [system] char_type(')', cntrl)
   Fail: (201) [system] char_type(')', cntrl)
^  Fail: (200) [user] is_like_space(')')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _538248)
   Exit: (199) [system] peek_char((0x55fbb4538270), ')')
   Call: (199) [system] ')'=')'
   Exit: (199) [system] ')'=')'
   Call: (199) [system] get_char((0x55fbb4538270), _542038)
   Exit: (199) [system] get_char((0x55fbb4538270), ')')
   Call: (199) [system] _520380=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [])
   Call: (198) [system] _292056=[_premise2]
   Exit: (198) [system] [_premise2]=[_premise2]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [_premise2])
   Call: (197) [system] _99064=[_proof2, _premise2]
   Exit: (197) [system] [_proof2, _premise2]=[_proof2, _premise2]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [_proof2, _premise2])
   Call: (196) [system] _3766=[:, _proof2, _premise2]
   Exit: (196) [system] [:, _proof2, _premise2]=[:, _proof2, _premise2]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [:, _proof2, _premise2])
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), [:, _proof2, _premise2])
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _555920)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _557778)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _567372)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _570076)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
   Call: (197) [system] '('=(/)
   Fail: (197) [system] '('=(/)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _587010)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=')'
   Fail: (195) [system] '('=')'
   Call: (195) [system] '('=end_of_file
   Fail: (195) [system] '('=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _592580)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _594438)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
   Call: (197) [system] '('=(/)
   Fail: (197) [system] '('=(/)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _610448)
   Exit: (196) [system] get_char((0x55fbb4538270), '(')
   Call: (196) [system] '('='('
   Exit: (196) [system] '('='('
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _592580)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _616018)
   Exit: (198) [system] peek_char((0x55fbb4538270), s)
   Call: (198) [system] s=(;)
   Fail: (198) [system] s=(;)
   Call: (198) [system] s=(/)
   Fail: (198) [system] s=(/)
^  Call: (198) [user] is_like_space(s)
   Call: (199) [system] char_type(s, 'white')
   Fail: (199) [system] char_type(s, 'white')
   Call: (199) [system] char_type(s, end_of_line)
   Fail: (199) [system] char_type(s, end_of_line)
   Call: (199) [system] char_type(s, space)
   Fail: (199) [system] char_type(s, space)
   Call: (199) [system] char_type(s, cntrl)
   Fail: (199) [system] char_type(s, cntrl)
^  Fail: (198) [user] is_like_space(s)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _632028)
   Exit: (197) [system] peek_char((0x55fbb4538270), s)
   Call: (197) [system] s=')'
   Fail: (197) [system] s=')'
   Call: (197) [system] s=end_of_file
   Fail: (197) [system] s=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _637598)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _639456)
   Exit: (199) [system] peek_char((0x55fbb4538270), s)
   Call: (199) [system] s=(;)
   Fail: (199) [system] s=(;)
   Call: (199) [system] s=(/)
   Fail: (199) [system] s=(/)
^  Call: (199) [user] is_like_space(s)
   Call: (200) [system] char_type(s, 'white')
   Fail: (200) [system] char_type(s, 'white')
   Call: (200) [system] char_type(s, end_of_line)
   Fail: (200) [system] char_type(s, end_of_line)
   Call: (200) [system] char_type(s, space)
   Fail: (200) [system] char_type(s, space)
   Call: (200) [system] char_type(s, cntrl)
   Fail: (200) [system] char_type(s, cntrl)
^  Fail: (199) [user] is_like_space(s)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _655466)
   Exit: (198) [system] get_char((0x55fbb4538270), s)
   Call: (198) [system] s='('
   Fail: (198) [system] s='('
   Call: (198) [system] s='['
   Fail: (198) [system] s='['
   Call: (198) [system] s='{'
   Fail: (198) [system] s='{'
   Call: (198) [system] s='"'
   Fail: (198) [system] s='"'
   Call: (198) [system] s=!
   Fail: (198) [system] s=!
   Call: (198) [system] s='\''
   Fail: (198) [system] s='\''
   Call: (198) [system] s='`'
   Fail: (198) [system] s='`'
   Call: (198) [system] s=end_of_file
   Fail: (198) [system] s=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55fbb4538270), s, _637598)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _673108)
   Call: (200) [system] peek_char((0x55fbb4538270), _674042)
   Exit: (200) [system] peek_char((0x55fbb4538270), y)
^  Call: (200) [user] is_delimiter(y)
   Call: (201) [system] char_type(y, space)
   Fail: (201) [system] char_type(y, space)
   Call: (201) [system] arg(_678762, v('(', ')', end_of_file), y)
   Fail: (201) [system] arg(_679694, v('(', ')', end_of_file), y)
^  Fail: (200) [user] is_delimiter(y)
   Call: (200) [system] ')'==y
   Fail: (200) [system] ')'==y
   Call: (200) [system] get_char((0x55fbb4538270), y)
   Exit: (200) [system] get_char((0x55fbb4538270), y)
   Call: (200) [system] y=(\)
   Fail: (200) [system] y=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _687044)
   Call: (201) [system] peek_char((0x55fbb4538270), _687978)
   Exit: (201) [system] peek_char((0x55fbb4538270), n)
^  Call: (201) [user] is_delimiter(n)
   Call: (202) [system] char_type(n, space)
   Fail: (202) [system] char_type(n, space)
   Call: (202) [system] arg(_692698, v('(', ')', end_of_file), n)
   Fail: (202) [system] arg(_693630, v('(', ')', end_of_file), n)
^  Fail: (201) [user] is_delimiter(n)
   Call: (201) [system] ')'==n
   Fail: (201) [system] ')'==n
   Call: (201) [system] get_char((0x55fbb4538270), n)
   Exit: (201) [system] get_char((0x55fbb4538270), n)
   Call: (201) [system] n=(\)
   Fail: (201) [system] n=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _700980)
   Call: (202) [system] peek_char((0x55fbb4538270), _701914)
   Exit: (202) [system] peek_char((0x55fbb4538270), t)
^  Call: (202) [user] is_delimiter(t)
   Call: (203) [system] char_type(t, space)
   Fail: (203) [system] char_type(t, space)
   Call: (203) [system] arg(_706634, v('(', ')', end_of_file), t)
   Fail: (203) [system] arg(_707566, v('(', ')', end_of_file), t)
^  Fail: (202) [user] is_delimiter(t)
   Call: (202) [system] ')'==t
   Fail: (202) [system] ')'==t
   Call: (202) [system] get_char((0x55fbb4538270), t)
   Exit: (202) [system] get_char((0x55fbb4538270), t)
   Call: (202) [system] t=(\)
   Fail: (202) [system] t=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _714916)
   Call: (203) [system] peek_char((0x55fbb4538270), _715850)
   Exit: (203) [system] peek_char((0x55fbb4538270), h)
^  Call: (203) [user] is_delimiter(h)
   Call: (204) [system] char_type(h, space)
   Fail: (204) [system] char_type(h, space)
   Call: (204) [system] arg(_720570, v('(', ')', end_of_file), h)
   Fail: (204) [system] arg(_721502, v('(', ')', end_of_file), h)
^  Fail: (203) [user] is_delimiter(h)
   Call: (203) [system] ')'==h
   Fail: (203) [system] ')'==h
   Call: (203) [system] get_char((0x55fbb4538270), h)
   Exit: (203) [system] get_char((0x55fbb4538270), h)
   Call: (203) [system] h=(\)
   Fail: (203) [system] h=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _728852)
   Call: (204) [system] peek_char((0x55fbb4538270), _729786)
   Exit: (204) [system] peek_char((0x55fbb4538270), e)
^  Call: (204) [user] is_delimiter(e)
   Call: (205) [system] char_type(e, space)
   Fail: (205) [system] char_type(e, space)
   Call: (205) [system] arg(_734506, v('(', ')', end_of_file), e)
   Fail: (205) [system] arg(_735438, v('(', ')', end_of_file), e)
^  Fail: (204) [user] is_delimiter(e)
   Call: (204) [system] ')'==e
   Fail: (204) [system] ')'==e
   Call: (204) [system] get_char((0x55fbb4538270), e)
   Exit: (204) [system] get_char((0x55fbb4538270), e)
   Call: (204) [system] e=(\)
   Fail: (204) [system] e=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _742788)
   Call: (205) [system] peek_char((0x55fbb4538270), _743722)
   Exit: (205) [system] peek_char((0x55fbb4538270), s)
^  Call: (205) [user] is_delimiter(s)
   Call: (206) [system] char_type(s, space)
   Fail: (206) [system] char_type(s, space)
   Call: (206) [system] arg(_748442, v('(', ')', end_of_file), s)
   Fail: (206) [system] arg(_749374, v('(', ')', end_of_file), s)
^  Fail: (205) [user] is_delimiter(s)
   Call: (205) [system] ')'==s
   Fail: (205) [system] ')'==s
   Call: (205) [system] get_char((0x55fbb4538270), s)
   Exit: (205) [system] get_char((0x55fbb4538270), s)
   Call: (205) [system] s=(\)
   Fail: (205) [system] s=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _756724)
   Call: (206) [system] peek_char((0x55fbb4538270), _757658)
   Exit: (206) [system] peek_char((0x55fbb4538270), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_762378, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_763310, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55fbb4538270), i)
   Exit: (206) [system] get_char((0x55fbb4538270), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _770660)
   Call: (207) [system] peek_char((0x55fbb4538270), _771594)
   Exit: (207) [system] peek_char((0x55fbb4538270), z)
^  Call: (207) [user] is_delimiter(z)
   Call: (208) [system] char_type(z, space)
   Fail: (208) [system] char_type(z, space)
   Call: (208) [system] arg(_776314, v('(', ')', end_of_file), z)
   Fail: (208) [system] arg(_777246, v('(', ')', end_of_file), z)
^  Fail: (207) [user] is_delimiter(z)
   Call: (207) [system] ')'==z
   Fail: (207) [system] ')'==z
   Call: (207) [system] get_char((0x55fbb4538270), z)
   Exit: (207) [system] get_char((0x55fbb4538270), z)
   Call: (207) [system] z=(\)
   Fail: (207) [system] z=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _784596)
   Call: (208) [system] peek_char((0x55fbb4538270), _785530)
   Exit: (208) [system] peek_char((0x55fbb4538270), e)
^  Call: (208) [user] is_delimiter(e)
   Call: (209) [system] char_type(e, space)
   Fail: (209) [system] char_type(e, space)
   Call: (209) [system] arg(_790250, v('(', ')', end_of_file), e)
   Fail: (209) [system] arg(_791182, v('(', ')', end_of_file), e)
^  Fail: (208) [user] is_delimiter(e)
   Call: (208) [system] ')'==e
   Fail: (208) [system] ')'==e
   Call: (208) [system] get_char((0x55fbb4538270), e)
   Exit: (208) [system] get_char((0x55fbb4538270), e)
   Call: (208) [system] e=(\)
   Fail: (208) [system] e=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _798532)
   Call: (209) [system] peek_char((0x55fbb4538270), _799466)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _798532=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (208) [system] _784596=[e]
   Exit: (208) [system] [e]=[e]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (207) [system] _770660=[z, e]
   Exit: (207) [system] [z, e]=[z, e]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [z, e])
   Call: (206) [system] _756724=[i, z, e]
   Exit: (206) [system] [i, z, e]=[i, z, e]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, z, e])
   Call: (205) [system] _742788=[s, i, z, e]
   Exit: (205) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, i, z, e])
   Call: (204) [system] _728852=[e, s, i, z, e]
   Exit: (204) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, s, i, z, e])
   Call: (203) [system] _714916=[h, e, s, i, z, e]
   Exit: (203) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [h, e, s, i, z, e])
   Call: (202) [system] _700980=[t, h, e, s, i, z, e]
   Exit: (202) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, h, e, s, i, z, e])
   Call: (201) [system] _687044=[n, t, h, e, s, i, z, e]
   Exit: (201) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, h, e, s, i, z, e])
   Call: (200) [system] _673108=[y, n, t, h, e, s, i, z, e]
   Exit: (200) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [y, n, t, h, e, s, i, z, e])
^  Call: (199) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], _637598)
^  Call: (200) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], _833896)
^  Call: (202) [system] setup_call_cleanup('$notrace'(_834848, _834850), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _833896), _834830, fail)), '$restore_trace'(_834848, _834850))
^  Call: (203) [system] sig_atomic(system:'$notrace'(_834848, _834850))
^  Exit: (202) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _834830, fail)), system:'$restore_trace'(3, -1))
   Call: (201) [system] atomic(synthesize)
   Exit: (201) [system] atomic(synthesize)
^  Exit: (200) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], synthesize)
   Call: (200) [system] integer(synthesize)
   Fail: (200) [system] integer(synthesize)
   Call: (200) [system] _637598=synthesize
   Exit: (200) [system] synthesize=synthesize
^  Exit: (199) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (198) [user] read_symbolic(')', (0x55fbb4538270), s, synthesize)
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), synthesize)
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _846976)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _848834)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _858428)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _861132)
   Exit: (200) [system] peek_char((0x55fbb4538270), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
   Call: (200) [system] '('=(/)
   Fail: (200) [system] '('=(/)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _878066)
   Exit: (198) [system] peek_char((0x55fbb4538270), '(')
   Call: (198) [system] '('=')'
   Fail: (198) [system] '('=')'
   Call: (198) [system] '('=end_of_file
   Fail: (198) [system] '('=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _883636)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _885494)
   Exit: (200) [system] peek_char((0x55fbb4538270), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
   Call: (200) [system] '('=(/)
   Fail: (200) [system] '('=(/)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _901504)
   Exit: (199) [system] get_char((0x55fbb4538270), '(')
   Call: (199) [system] '('='('
   Exit: (199) [system] '('='('
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _883636)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _907074)
   Exit: (201) [system] peek_char((0x55fbb4538270), :)
   Call: (201) [system] (:)=(;)
   Fail: (201) [system] (:)=(;)
   Call: (201) [system] (:)=(/)
   Fail: (201) [system] (:)=(/)
^  Call: (201) [user] is_like_space(:)
   Call: (202) [system] char_type(:, 'white')
   Fail: (202) [system] char_type(:, 'white')
   Call: (202) [system] char_type(:, end_of_line)
   Fail: (202) [system] char_type(:, end_of_line)
   Call: (202) [system] char_type(:, space)
   Fail: (202) [system] char_type(:, space)
   Call: (202) [system] char_type(:, cntrl)
   Fail: (202) [system] char_type(:, cntrl)
^  Fail: (201) [user] is_like_space(:)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _923084)
   Exit: (200) [system] peek_char((0x55fbb4538270), :)
   Call: (200) [system] (:)=')'
   Fail: (200) [system] (:)=')'
   Call: (200) [system] (:)=end_of_file
   Fail: (200) [system] (:)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _928654)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _930512)
   Exit: (202) [system] peek_char((0x55fbb4538270), :)
   Call: (202) [system] (:)=(;)
   Fail: (202) [system] (:)=(;)
   Call: (202) [system] (:)=(/)
   Fail: (202) [system] (:)=(/)
^  Call: (202) [user] is_like_space(:)
   Call: (203) [system] char_type(:, 'white')
   Fail: (203) [system] char_type(:, 'white')
   Call: (203) [system] char_type(:, end_of_line)
   Fail: (203) [system] char_type(:, end_of_line)
   Call: (203) [system] char_type(:, space)
   Fail: (203) [system] char_type(:, space)
   Call: (203) [system] char_type(:, cntrl)
   Fail: (203) [system] char_type(:, cntrl)
^  Fail: (202) [user] is_like_space(:)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _946522)
   Exit: (201) [system] get_char((0x55fbb4538270), :)
   Call: (201) [system] (:)='('
   Fail: (201) [system] (:)='('
   Call: (201) [system] (:)='['
   Fail: (201) [system] (:)='['
   Call: (201) [system] (:)='{'
   Fail: (201) [system] (:)='{'
   Call: (201) [system] (:)='"'
   Fail: (201) [system] (:)='"'
   Call: (201) [system] (:)=!
   Fail: (201) [system] (:)=!
   Call: (201) [system] (:)='\''
   Fail: (201) [system] (:)='\''
   Call: (201) [system] (:)='`'
   Fail: (201) [system] (:)='`'
   Call: (201) [system] (:)=end_of_file
   Fail: (201) [system] (:)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), :, _928654)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _964164)
   Call: (203) [system] peek_char((0x55fbb4538270), _965098)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (203) [user] is_delimiter(' ')
   Call: (204) [system] char_type(' ', space)
   Exit: (204) [system] char_type(' ', space)
^  Exit: (203) [user] is_delimiter(' ')
   Call: (203) [system] _964164=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (202) [user] classify_and_convert_charseq([:], _928654)
^  Call: (203) [user] classify_and_convert_charseq_([:], _974382)
^  Call: (205) [system] setup_call_cleanup('$notrace'(_975334, _975336), once(user:catch(read_from_chars([:], _974382), _975316, fail)), '$restore_trace'(_975334, _975336))
^  Call: (206) [system] sig_atomic(system:'$notrace'(_975334, _975336))
^  Exit: (205) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _975316, fail)), system:'$restore_trace'(3, -1))
   Call: (204) [system] atomic(:)
   Exit: (204) [system] atomic(:)
^  Exit: (203) [user] classify_and_convert_charseq_([:], :)
   Call: (203) [system] integer(:)
   Fail: (203) [system] integer(:)
   Call: (203) [system] _928654=(:)
   Exit: (203) [system] (:)=(:)
^  Exit: (202) [user] classify_and_convert_charseq([:], :)
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _987462)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _989320)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _998914)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1001618)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1018552)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _1024122)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1025980)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _1041990)
   Exit: (202) [system] get_char((0x55fbb4538270), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _1024122)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1059632)
   Call: (204) [system] peek_char((0x55fbb4538270), _1060566)
   Exit: (204) [system] peek_char((0x55fbb4538270), p)
^  Call: (204) [user] is_delimiter(p)
   Call: (205) [system] char_type(p, space)
   Fail: (205) [system] char_type(p, space)
   Call: (205) [system] arg(_1065286, v('(', ')', end_of_file), p)
   Fail: (205) [system] arg(_1066218, v('(', ')', end_of_file), p)
^  Fail: (204) [user] is_delimiter(p)
   Call: (204) [system] ')'==p
   Fail: (204) [system] ')'==p
   Call: (204) [system] get_char((0x55fbb4538270), p)
   Exit: (204) [system] get_char((0x55fbb4538270), p)
   Call: (204) [system] p=(\)
   Fail: (204) [system] p=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1073568)
   Call: (205) [system] peek_char((0x55fbb4538270), _1074502)
   Exit: (205) [system] peek_char((0x55fbb4538270), r)
^  Call: (205) [user] is_delimiter(r)
   Call: (206) [system] char_type(r, space)
   Fail: (206) [system] char_type(r, space)
   Call: (206) [system] arg(_1079222, v('(', ')', end_of_file), r)
   Fail: (206) [system] arg(_1080154, v('(', ')', end_of_file), r)
^  Fail: (205) [user] is_delimiter(r)
   Call: (205) [system] ')'==r
   Fail: (205) [system] ')'==r
   Call: (205) [system] get_char((0x55fbb4538270), r)
   Exit: (205) [system] get_char((0x55fbb4538270), r)
   Call: (205) [system] r=(\)
   Fail: (205) [system] r=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1087504)
   Call: (206) [system] peek_char((0x55fbb4538270), _1088438)
   Exit: (206) [system] peek_char((0x55fbb4538270), o)
^  Call: (206) [user] is_delimiter(o)
   Call: (207) [system] char_type(o, space)
   Fail: (207) [system] char_type(o, space)
   Call: (207) [system] arg(_1093158, v('(', ')', end_of_file), o)
   Fail: (207) [system] arg(_1094090, v('(', ')', end_of_file), o)
^  Fail: (206) [user] is_delimiter(o)
   Call: (206) [system] ')'==o
   Fail: (206) [system] ')'==o
   Call: (206) [system] get_char((0x55fbb4538270), o)
   Exit: (206) [system] get_char((0x55fbb4538270), o)
   Call: (206) [system] o=(\)
   Fail: (206) [system] o=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1101440)
   Call: (207) [system] peek_char((0x55fbb4538270), _1102374)
   Exit: (207) [system] peek_char((0x55fbb4538270), o)
^  Call: (207) [user] is_delimiter(o)
   Call: (208) [system] char_type(o, space)
   Fail: (208) [system] char_type(o, space)
   Call: (208) [system] arg(_1107094, v('(', ')', end_of_file), o)
   Fail: (208) [system] arg(_1108026, v('(', ')', end_of_file), o)
^  Fail: (207) [user] is_delimiter(o)
   Call: (207) [system] ')'==o
   Fail: (207) [system] ')'==o
   Call: (207) [system] get_char((0x55fbb4538270), o)
   Exit: (207) [system] get_char((0x55fbb4538270), o)
   Call: (207) [system] o=(\)
   Fail: (207) [system] o=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1115376)
   Call: (208) [system] peek_char((0x55fbb4538270), _1116310)
   Exit: (208) [system] peek_char((0x55fbb4538270), f)
^  Call: (208) [user] is_delimiter(f)
   Call: (209) [system] char_type(f, space)
   Fail: (209) [system] char_type(f, space)
   Call: (209) [system] arg(_1121030, v('(', ')', end_of_file), f)
   Fail: (209) [system] arg(_1121962, v('(', ')', end_of_file), f)
^  Fail: (208) [user] is_delimiter(f)
   Call: (208) [system] ')'==f
   Fail: (208) [system] ')'==f
   Call: (208) [system] get_char((0x55fbb4538270), f)
   Exit: (208) [system] get_char((0x55fbb4538270), f)
   Call: (208) [system] f=(\)
   Fail: (208) [system] f=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1129312)
   Call: (209) [system] peek_char((0x55fbb4538270), _1130246)
   Exit: (209) [system] peek_char((0x55fbb4538270), '2')
^  Call: (209) [user] is_delimiter('2')
   Call: (210) [system] char_type('2', space)
   Fail: (210) [system] char_type('2', space)
   Call: (210) [system] arg(_1134966, v('(', ')', end_of_file), '2')
   Fail: (210) [system] arg(_1135898, v('(', ')', end_of_file), '2')
^  Fail: (209) [user] is_delimiter('2')
   Call: (209) [system] ')'=='2'
   Fail: (209) [system] ')'=='2'
   Call: (209) [system] get_char((0x55fbb4538270), '2')
   Exit: (209) [system] get_char((0x55fbb4538270), '2')
   Call: (209) [system] '2'=(\)
   Fail: (209) [system] '2'=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1143248)
   Call: (210) [system] peek_char((0x55fbb4538270), _1144182)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _1143248=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (209) [system] _1129312=['2']
   Exit: (209) [system] ['2']=['2']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), ['2'])
   Call: (208) [system] _1115376=[f, '2']
   Exit: (208) [system] [f, '2']=[f, '2']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [f, '2'])
   Call: (207) [system] _1101440=[o, f, '2']
   Exit: (207) [system] [o, f, '2']=[o, f, '2']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, f, '2'])
   Call: (206) [system] _1087504=[o, o, f, '2']
   Exit: (206) [system] [o, o, f, '2']=[o, o, f, '2']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, o, f, '2'])
   Call: (205) [system] _1073568=[r, o, o, f, '2']
   Exit: (205) [system] [r, o, o, f, '2']=[r, o, o, f, '2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, o, f, '2'])
   Call: (204) [system] _1059632=[p, r, o, o, f, '2']
   Exit: (204) [system] [p, r, o, o, f, '2']=[p, r, o, o, f, '2']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, o, o, f, '2'])
^  Call: (203) [user] classify_and_convert_charseq([$, p, r, o, o, f, '2'], _1024122)
^  Call: (204) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '2'], _1170230)
   Call: (205) [system] atom_chars(_1171162, ['_', p, r, o, o, f, '2'])
   Exit: (205) [system] atom_chars('_proof2', ['_', p, r, o, o, f, '2'])
^  Exit: (204) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '2'], _proof2)
   Call: (204) [system] integer(_proof2)
   Fail: (204) [system] integer(_proof2)
   Call: (204) [system] _1024122=_proof2
   Exit: (204) [system] _proof2=_proof2
^  Exit: (203) [user] classify_and_convert_charseq([$, p, r, o, o, f, '2'], _proof2)
^  Exit: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _proof2)
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), _proof2)
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _1180454)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1182312)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
   Call: (203) [system] ' '=(/)
   Fail: (203) [system] ' '=(/)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55fbb4538270), _1191906)
   Exit: (203) [system] get_char((0x55fbb4538270), ' ')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1194610)
   Exit: (204) [system] peek_char((0x55fbb4538270), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
   Call: (204) [system] ($)=(/)
   Fail: (204) [system] ($)=(/)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1211544)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=')'
   Fail: (202) [system] ($)=')'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55fbb4538270), _1217114)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1218972)
   Exit: (204) [system] peek_char((0x55fbb4538270), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
   Call: (204) [system] ($)=(/)
   Fail: (204) [system] ($)=(/)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] get_char((0x55fbb4538270), _1234982)
   Exit: (203) [system] get_char((0x55fbb4538270), $)
   Call: (203) [system] ($)='('
   Fail: (203) [system] ($)='('
   Call: (203) [system] ($)='['
   Fail: (203) [system] ($)='['
   Call: (203) [system] ($)='{'
   Fail: (203) [system] ($)='{'
   Call: (203) [system] ($)='"'
   Fail: (203) [system] ($)='"'
   Call: (203) [system] ($)=!
   Fail: (203) [system] ($)=!
   Call: (203) [system] ($)='\''
   Fail: (203) [system] ($)='\''
   Call: (203) [system] ($)='`'
   Fail: (203) [system] ($)='`'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55fbb4538270), $, _1217114)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1252624)
   Call: (205) [system] peek_char((0x55fbb4538270), _1253558)
   Exit: (205) [system] peek_char((0x55fbb4538270), p)
^  Call: (205) [user] is_delimiter(p)
   Call: (206) [system] char_type(p, space)
   Fail: (206) [system] char_type(p, space)
   Call: (206) [system] arg(_1258278, v('(', ')', end_of_file), p)
   Fail: (206) [system] arg(_1259210, v('(', ')', end_of_file), p)
^  Fail: (205) [user] is_delimiter(p)
   Call: (205) [system] ')'==p
   Fail: (205) [system] ')'==p
   Call: (205) [system] get_char((0x55fbb4538270), p)
   Exit: (205) [system] get_char((0x55fbb4538270), p)
   Call: (205) [system] p=(\)
   Fail: (205) [system] p=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1266560)
   Call: (206) [system] peek_char((0x55fbb4538270), _1267494)
   Exit: (206) [system] peek_char((0x55fbb4538270), r)
^  Call: (206) [user] is_delimiter(r)
   Call: (207) [system] char_type(r, space)
   Fail: (207) [system] char_type(r, space)
   Call: (207) [system] arg(_1272214, v('(', ')', end_of_file), r)
   Fail: (207) [system] arg(_1273146, v('(', ')', end_of_file), r)
^  Fail: (206) [user] is_delimiter(r)
   Call: (206) [system] ')'==r
   Fail: (206) [system] ')'==r
   Call: (206) [system] get_char((0x55fbb4538270), r)
   Exit: (206) [system] get_char((0x55fbb4538270), r)
   Call: (206) [system] r=(\)
   Fail: (206) [system] r=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1280496)
   Call: (207) [system] peek_char((0x55fbb4538270), _1281430)
   Exit: (207) [system] peek_char((0x55fbb4538270), e)
^  Call: (207) [user] is_delimiter(e)
   Call: (208) [system] char_type(e, space)
   Fail: (208) [system] char_type(e, space)
   Call: (208) [system] arg(_1286150, v('(', ')', end_of_file), e)
   Fail: (208) [system] arg(_1287082, v('(', ')', end_of_file), e)
^  Fail: (207) [user] is_delimiter(e)
   Call: (207) [system] ')'==e
   Fail: (207) [system] ')'==e
   Call: (207) [system] get_char((0x55fbb4538270), e)
   Exit: (207) [system] get_char((0x55fbb4538270), e)
   Call: (207) [system] e=(\)
   Fail: (207) [system] e=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1294432)
   Call: (208) [system] peek_char((0x55fbb4538270), _1295366)
   Exit: (208) [system] peek_char((0x55fbb4538270), m)
^  Call: (208) [user] is_delimiter(m)
   Call: (209) [system] char_type(m, space)
   Fail: (209) [system] char_type(m, space)
   Call: (209) [system] arg(_1300086, v('(', ')', end_of_file), m)
   Fail: (209) [system] arg(_1301018, v('(', ')', end_of_file), m)
^  Fail: (208) [user] is_delimiter(m)
   Call: (208) [system] ')'==m
   Fail: (208) [system] ')'==m
   Call: (208) [system] get_char((0x55fbb4538270), m)
   Exit: (208) [system] get_char((0x55fbb4538270), m)
   Call: (208) [system] m=(\)
   Fail: (208) [system] m=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1308368)
   Call: (209) [system] peek_char((0x55fbb4538270), _1309302)
   Exit: (209) [system] peek_char((0x55fbb4538270), i)
^  Call: (209) [user] is_delimiter(i)
   Call: (210) [system] char_type(i, space)
   Fail: (210) [system] char_type(i, space)
   Call: (210) [system] arg(_1314022, v('(', ')', end_of_file), i)
   Fail: (210) [system] arg(_1314954, v('(', ')', end_of_file), i)
^  Fail: (209) [user] is_delimiter(i)
   Call: (209) [system] ')'==i
   Fail: (209) [system] ')'==i
   Call: (209) [system] get_char((0x55fbb4538270), i)
   Exit: (209) [system] get_char((0x55fbb4538270), i)
   Call: (209) [system] i=(\)
   Fail: (209) [system] i=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1322304)
   Call: (210) [system] peek_char((0x55fbb4538270), _1323238)
   Exit: (210) [system] peek_char((0x55fbb4538270), s)
^  Call: (210) [user] is_delimiter(s)
   Call: (211) [system] char_type(s, space)
   Fail: (211) [system] char_type(s, space)
   Call: (211) [system] arg(_1327958, v('(', ')', end_of_file), s)
   Fail: (211) [system] arg(_1328890, v('(', ')', end_of_file), s)
^  Fail: (210) [user] is_delimiter(s)
   Call: (210) [system] ')'==s
   Fail: (210) [system] ')'==s
   Call: (210) [system] get_char((0x55fbb4538270), s)
   Exit: (210) [system] get_char((0x55fbb4538270), s)
   Call: (210) [system] s=(\)
   Fail: (210) [system] s=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1336240)
   Call: (211) [system] peek_char((0x55fbb4538270), _1337174)
   Exit: (211) [system] peek_char((0x55fbb4538270), e)
^  Call: (211) [user] is_delimiter(e)
   Call: (212) [system] char_type(e, space)
   Fail: (212) [system] char_type(e, space)
   Call: (212) [system] arg(_1341894, v('(', ')', end_of_file), e)
   Fail: (212) [system] arg(_1342826, v('(', ')', end_of_file), e)
^  Fail: (211) [user] is_delimiter(e)
   Call: (211) [system] ')'==e
   Fail: (211) [system] ')'==e
   Call: (211) [system] get_char((0x55fbb4538270), e)
   Exit: (211) [system] get_char((0x55fbb4538270), e)
   Call: (211) [system] e=(\)
   Fail: (211) [system] e=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1350176)
   Call: (212) [system] peek_char((0x55fbb4538270), _1351110)
   Exit: (212) [system] peek_char((0x55fbb4538270), '2')
^  Call: (212) [user] is_delimiter('2')
   Call: (213) [system] char_type('2', space)
   Fail: (213) [system] char_type('2', space)
   Call: (213) [system] arg(_1355830, v('(', ')', end_of_file), '2')
   Fail: (213) [system] arg(_1356762, v('(', ')', end_of_file), '2')
^  Fail: (212) [user] is_delimiter('2')
   Call: (212) [system] ')'=='2'
   Fail: (212) [system] ')'=='2'
   Call: (212) [system] get_char((0x55fbb4538270), '2')
   Exit: (212) [system] get_char((0x55fbb4538270), '2')
   Call: (212) [system] '2'=(\)
   Fail: (212) [system] '2'=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1364112)
   Call: (213) [system] peek_char((0x55fbb4538270), _1365046)
   Exit: (213) [system] peek_char((0x55fbb4538270), ')')
^  Call: (213) [user] is_delimiter(')')
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] arg(_1369766, v('(', ')', end_of_file), ')')
   Exit: (214) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (213) [user] is_delimiter(')')
   Call: (213) [system] _1364112=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (212) [system] _1350176=['2']
   Exit: (212) [system] ['2']=['2']
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), ['2'])
   Call: (211) [system] _1336240=[e, '2']
   Exit: (211) [system] [e, '2']=[e, '2']
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, '2'])
   Call: (210) [system] _1322304=[s, e, '2']
   Exit: (210) [system] [s, e, '2']=[s, e, '2']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e, '2'])
   Call: (209) [system] _1308368=[i, s, e, '2']
   Exit: (209) [system] [i, s, e, '2']=[i, s, e, '2']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, e, '2'])
   Call: (208) [system] _1294432=[m, i, s, e, '2']
   Exit: (208) [system] [m, i, s, e, '2']=[m, i, s, e, '2']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, i, s, e, '2'])
   Call: (207) [system] _1280496=[e, m, i, s, e, '2']
   Exit: (207) [system] [e, m, i, s, e, '2']=[e, m, i, s, e, '2']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, m, i, s, e, '2'])
   Call: (206) [system] _1266560=[r, e, m, i, s, e, '2']
   Exit: (206) [system] [r, e, m, i, s, e, '2']=[r, e, m, i, s, e, '2']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, e, m, i, s, e, '2'])
   Call: (205) [system] _1252624=[p, r, e, m, i, s, e, '2']
   Exit: (205) [system] [p, r, e, m, i, s, e, '2']=[p, r, e, m, i, s, e, '2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, e, m, i, s, e, '2'])
^  Call: (204) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '2'], _1217114)
^  Call: (205) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '2'], _1398554)
   Call: (206) [system] atom_chars(_1399486, ['_', p, r, e, m, i, s, e, '2'])
   Exit: (206) [system] atom_chars('_premise2', ['_', p, r, e, m, i, s, e, '2'])
^  Exit: (205) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '2'], _premise2)
   Call: (205) [system] integer(_premise2)
   Fail: (205) [system] integer(_premise2)
   Call: (205) [system] _1217114=_premise2
   Exit: (205) [system] _premise2=_premise2
^  Exit: (204) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '2'], _premise2)
^  Exit: (203) [user] read_symbolic(')', (0x55fbb4538270), $, _premise2)
^  Exit: (202) [user] cont_sexpr(')', (0x55fbb4538270), _premise2)
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _1408778)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1410636)
   Exit: (204) [system] peek_char((0x55fbb4538270), ')')
   Call: (204) [system] ')'=(;)
   Fail: (204) [system] ')'=(;)
   Call: (204) [system] ')'=(/)
   Fail: (204) [system] ')'=(/)
^  Call: (204) [user] is_like_space(')')
   Call: (205) [system] char_type(')', 'white')
   Fail: (205) [system] char_type(')', 'white')
   Call: (205) [system] char_type(')', end_of_line)
   Fail: (205) [system] char_type(')', end_of_line)
   Call: (205) [system] char_type(')', space)
   Fail: (205) [system] char_type(')', space)
   Call: (205) [system] char_type(')', cntrl)
   Fail: (205) [system] char_type(')', cntrl)
^  Fail: (204) [user] is_like_space(')')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1426646)
   Exit: (203) [system] peek_char((0x55fbb4538270), ')')
   Call: (203) [system] ')'=')'
   Exit: (203) [system] ')'=')'
   Call: (203) [system] get_char((0x55fbb4538270), _1430436)
   Exit: (203) [system] get_char((0x55fbb4538270), ')')
   Call: (203) [system] _1408778=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), [])
   Call: (202) [system] _1180454=[_premise2]
   Exit: (202) [system] [_premise2]=[_premise2]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [_premise2])
   Call: (201) [system] _987462=[_proof2, _premise2]
   Exit: (201) [system] [_proof2, _premise2]=[_proof2, _premise2]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [_proof2, _premise2])
   Call: (200) [system] _883636=[:, _proof2, _premise2]
   Exit: (200) [system] [:, _proof2, _premise2]=[:, _proof2, _premise2]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [:, _proof2, _premise2])
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), [:, _proof2, _premise2])
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _1444318)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1446176)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _1455770)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1458474)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
   Call: (201) [system] ($)=(/)
   Fail: (201) [system] ($)=(/)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1475408)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=')'
   Fail: (199) [system] ($)=')'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _1480978)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1482836)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
   Call: (201) [system] ($)=(/)
   Fail: (201) [system] ($)=(/)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _1498846)
   Exit: (200) [system] get_char((0x55fbb4538270), $)
   Call: (200) [system] ($)='('
   Fail: (200) [system] ($)='('
   Call: (200) [system] ($)='['
   Fail: (200) [system] ($)='['
   Call: (200) [system] ($)='{'
   Fail: (200) [system] ($)='{'
   Call: (200) [system] ($)='"'
   Fail: (200) [system] ($)='"'
   Call: (200) [system] ($)=!
   Fail: (200) [system] ($)=!
   Call: (200) [system] ($)='\''
   Fail: (200) [system] ($)='\''
   Call: (200) [system] ($)='`'
   Fail: (200) [system] ($)='`'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55fbb4538270), $, _1480978)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1516488)
   Call: (202) [system] peek_char((0x55fbb4538270), _1517422)
   Exit: (202) [system] peek_char((0x55fbb4538270), k)
^  Call: (202) [user] is_delimiter(k)
   Call: (203) [system] char_type(k, space)
   Fail: (203) [system] char_type(k, space)
   Call: (203) [system] arg(_1522142, v('(', ')', end_of_file), k)
   Fail: (203) [system] arg(_1523074, v('(', ')', end_of_file), k)
^  Fail: (202) [user] is_delimiter(k)
   Call: (202) [system] ')'==k
   Fail: (202) [system] ')'==k
   Call: (202) [system] get_char((0x55fbb4538270), k)
   Exit: (202) [system] get_char((0x55fbb4538270), k)
   Call: (202) [system] k=(\)
   Fail: (202) [system] k=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1530424)
   Call: (203) [system] peek_char((0x55fbb4538270), _1531358)
   Exit: (203) [system] peek_char((0x55fbb4538270), b)
^  Call: (203) [user] is_delimiter(b)
   Call: (204) [system] char_type(b, space)
   Fail: (204) [system] char_type(b, space)
   Call: (204) [system] arg(_1536078, v('(', ')', end_of_file), b)
   Fail: (204) [system] arg(_1537010, v('(', ')', end_of_file), b)
^  Fail: (203) [user] is_delimiter(b)
   Call: (203) [system] ')'==b
   Fail: (203) [system] ')'==b
   Call: (203) [system] get_char((0x55fbb4538270), b)
   Exit: (203) [system] get_char((0x55fbb4538270), b)
   Call: (203) [system] b=(\)
   Fail: (203) [system] b=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1544360)
   Call: (204) [system] peek_char((0x55fbb4538270), _1545294)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (204) [user] is_delimiter(' ')
   Call: (205) [system] char_type(' ', space)
   Exit: (205) [system] char_type(' ', space)
^  Exit: (204) [user] is_delimiter(' ')
   Call: (204) [system] _1544360=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (203) [system] _1530424=[b]
   Exit: (203) [system] [b]=[b]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (202) [system] _1516488=[k, b]
   Exit: (202) [system] [k, b]=[k, b]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [k, b])
^  Call: (201) [user] classify_and_convert_charseq([$, k, b], _1480978)
^  Call: (202) [user] classify_and_convert_charseq_([$, k, b], _1560166)
   Call: (203) [system] atom_chars(_1561098, ['_', k, b])
   Exit: (203) [system] atom_chars('_kb', ['_', k, b])
^  Exit: (202) [user] classify_and_convert_charseq_([$, k, b], _kb)
   Call: (202) [system] integer(_kb)
   Fail: (202) [system] integer(_kb)
   Call: (202) [system] _1480978=_kb
   Exit: (202) [system] _kb=_kb
^  Exit: (201) [user] classify_and_convert_charseq([$, k, b], _kb)
^  Exit: (200) [user] read_symbolic(')', (0x55fbb4538270), $, _kb)
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), _kb)
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _1570390)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1572248)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _1581842)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1584546)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1601480)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _1607050)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1608908)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _1624918)
   Exit: (201) [system] get_char((0x55fbb4538270), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _1607050)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1642560)
   Call: (203) [system] peek_char((0x55fbb4538270), _1643494)
   Exit: (203) [system] peek_char((0x55fbb4538270), r)
^  Call: (203) [user] is_delimiter(r)
   Call: (204) [system] char_type(r, space)
   Fail: (204) [system] char_type(r, space)
   Call: (204) [system] arg(_1648214, v('(', ')', end_of_file), r)
   Fail: (204) [system] arg(_1649146, v('(', ')', end_of_file), r)
^  Fail: (203) [user] is_delimiter(r)
   Call: (203) [system] ')'==r
   Fail: (203) [system] ')'==r
   Call: (203) [system] get_char((0x55fbb4538270), r)
   Exit: (203) [system] get_char((0x55fbb4538270), r)
   Call: (203) [system] r=(\)
   Fail: (203) [system] r=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1656496)
   Call: (204) [system] peek_char((0x55fbb4538270), _1657430)
   Exit: (204) [system] peek_char((0x55fbb4538270), b)
^  Call: (204) [user] is_delimiter(b)
   Call: (205) [system] char_type(b, space)
   Fail: (205) [system] char_type(b, space)
   Call: (205) [system] arg(_1662150, v('(', ')', end_of_file), b)
   Fail: (205) [system] arg(_1663082, v('(', ')', end_of_file), b)
^  Fail: (204) [user] is_delimiter(b)
   Call: (204) [system] ')'==b
   Fail: (204) [system] ')'==b
   Call: (204) [system] get_char((0x55fbb4538270), b)
   Exit: (204) [system] get_char((0x55fbb4538270), b)
   Call: (204) [system] b=(\)
   Fail: (204) [system] b=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1670432)
   Call: (205) [system] peek_char((0x55fbb4538270), _1671366)
   Exit: (205) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (205) [user] is_delimiter(' ')
   Call: (206) [system] char_type(' ', space)
   Exit: (206) [system] char_type(' ', space)
^  Exit: (205) [user] is_delimiter(' ')
   Call: (205) [system] _1670432=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (204) [system] _1656496=[b]
   Exit: (204) [system] [b]=[b]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (203) [system] _1642560=[r, b]
   Exit: (203) [system] [r, b]=[r, b]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, b])
^  Call: (202) [user] classify_and_convert_charseq([$, r, b], _1607050)
^  Call: (203) [user] classify_and_convert_charseq_([$, r, b], _1686238)
   Call: (204) [system] atom_chars(_1687170, ['_', r, b])
   Exit: (204) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (203) [user] classify_and_convert_charseq_([$, r, b], _rb)
   Call: (203) [system] integer(_rb)
   Fail: (203) [system] integer(_rb)
   Call: (203) [system] _1607050=_rb
   Exit: (203) [system] _rb=_rb
^  Exit: (202) [user] classify_and_convert_charseq([$, r, b], _rb)
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _rb)
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), _rb)
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _1696462)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1698320)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _1707914)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1710618)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1727552)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _1733122)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1734980)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _1750990)
   Exit: (202) [system] get_char((0x55fbb4538270), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _1733122)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1768632)
   Call: (204) [system] peek_char((0x55fbb4538270), _1769566)
   Exit: (204) [system] peek_char((0x55fbb4538270), k)
^  Call: (204) [user] is_delimiter(k)
   Call: (205) [system] char_type(k, space)
   Fail: (205) [system] char_type(k, space)
   Call: (205) [system] arg(_1774286, v('(', ')', end_of_file), k)
   Fail: (205) [system] arg(_1775218, v('(', ')', end_of_file), k)
^  Fail: (204) [user] is_delimiter(k)
   Call: (204) [system] ')'==k
   Fail: (204) [system] ')'==k
   Call: (204) [system] get_char((0x55fbb4538270), k)
   Exit: (204) [system] get_char((0x55fbb4538270), k)
   Call: (204) [system] k=(\)
   Fail: (204) [system] k=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1782568)
   Call: (205) [system] peek_char((0x55fbb4538270), _1783502)
   Exit: (205) [system] peek_char((0x55fbb4538270), ')')
^  Call: (205) [user] is_delimiter(')')
   Call: (206) [system] char_type(')', space)
   Fail: (206) [system] char_type(')', space)
   Call: (206) [system] arg(_1788222, v('(', ')', end_of_file), ')')
   Exit: (206) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (205) [user] is_delimiter(')')
   Call: (205) [system] _1782568=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (204) [system] _1768632=[k]
   Exit: (204) [system] [k]=[k]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
^  Call: (203) [user] classify_and_convert_charseq([$, k], _1733122)
^  Call: (204) [user] classify_and_convert_charseq_([$, k], _1797452)
   Call: (205) [system] atom_chars(_1798384, ['_', k])
   Exit: (205) [system] atom_chars('_k', ['_', k])
^  Exit: (204) [user] classify_and_convert_charseq_([$, k], _k)
   Call: (204) [system] integer(_k)
   Fail: (204) [system] integer(_k)
   Call: (204) [system] _1733122=_k
   Exit: (204) [system] _k=_k
^  Exit: (203) [user] classify_and_convert_charseq([$, k], _k)
^  Exit: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _k)
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), _k)
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _1807676)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1809534)
   Exit: (203) [system] peek_char((0x55fbb4538270), ')')
   Call: (203) [system] ')'=(;)
   Fail: (203) [system] ')'=(;)
   Call: (203) [system] ')'=(/)
   Fail: (203) [system] ')'=(/)
^  Call: (203) [user] is_like_space(')')
   Call: (204) [system] char_type(')', 'white')
   Fail: (204) [system] char_type(')', 'white')
   Call: (204) [system] char_type(')', end_of_line)
   Fail: (204) [system] char_type(')', end_of_line)
   Call: (204) [system] char_type(')', space)
   Fail: (204) [system] char_type(')', space)
   Call: (204) [system] char_type(')', cntrl)
   Fail: (204) [system] char_type(')', cntrl)
^  Fail: (203) [user] is_like_space(')')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1825544)
   Exit: (202) [system] peek_char((0x55fbb4538270), ')')
   Call: (202) [system] ')'=')'
   Exit: (202) [system] ')'=')'
   Call: (202) [system] get_char((0x55fbb4538270), _1829334)
   Exit: (202) [system] get_char((0x55fbb4538270), ')')
   Call: (202) [system] _1807676=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [])
   Call: (201) [system] _1696462=[_k]
   Exit: (201) [system] [_k]=[_k]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [_k])
   Call: (200) [system] _1570390=[_rb, _k]
   Exit: (200) [system] [_rb, _k]=[_rb, _k]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [_rb, _k])
   Call: (199) [system] _1444318=[_kb, _rb, _k]
   Exit: (199) [system] [_kb, _rb, _k]=[_kb, _rb, _k]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [_kb, _rb, _k])
   Call: (198) [system] _846976=[[:, _proof2, _premise2], _kb, _rb, _k]
   Exit: (198) [system] [[:, _proof2, _premise2], _kb, _rb, _k]=[[:, _proof2, _premise2], _kb, _rb, _k]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [[:, _proof2, _premise2], _kb, _rb, _k])
   Call: (197) [system] _592580=[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]
   Exit: (197) [system] [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]=[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [synthesize, [:, _proof2, _premise2], _kb, _rb, _k])
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), [synthesize, [:, _proof2, _premise2], _kb, _rb, _k])
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _1848804)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1850662)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
   Call: (197) [system] ')'=(/)
   Fail: (197) [system] ')'=(/)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1866672)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55fbb4538270), _1870462)
   Exit: (196) [system] get_char((0x55fbb4538270), ')')
   Call: (196) [system] _1848804=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [])
   Call: (195) [system] _555920=[[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]
   Exit: (195) [system] [[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]=[[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
   Call: (194) [system] _3760=[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]
   Exit: (194) [system] [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]=[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _1881550)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1883408)
   Exit: (194) [system] peek_char((0x55fbb4538270), '\n')
   Call: (194) [system] '\n'=(;)
   Fail: (194) [system] '\n'=(;)
   Call: (194) [system] '\n'=(/)
   Fail: (194) [system] '\n'=(/)
^  Call: (194) [user] is_like_space('\n')
   Call: (195) [system] char_type('\n', 'white')
   Fail: (195) [system] char_type('\n', 'white')
   Call: (195) [system] char_type('\n', end_of_line)
   Exit: (195) [system] char_type('\n', end_of_line)
^  Exit: (194) [user] is_like_space('\n')
   Call: (194) [system] get_char((0x55fbb4538270), _1894858)
   Exit: (194) [system] get_char((0x55fbb4538270), '\n')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1897562)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _1907156)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1909860)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _1919454)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1922158)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _1931752)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1934456)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _1944050)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1946754)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _1956348)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1959052)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _1968646)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1971350)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _1980944)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1983648)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _1993242)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1995946)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
   Call: (203) [system] ' '=(/)
   Fail: (203) [system] ' '=(/)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55fbb4538270), _2005540)
   Exit: (203) [system] get_char((0x55fbb4538270), ' ')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _2008244)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
   Call: (204) [system] ' '=(/)
   Fail: (204) [system] ' '=(/)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55fbb4538270), _2017838)
   Exit: (204) [system] get_char((0x55fbb4538270), ' ')
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _2020542)
   Exit: (205) [system] peek_char((0x55fbb4538270), '(')
   Call: (205) [system] '('=(;)
   Fail: (205) [system] '('=(;)
   Call: (205) [system] '('=(/)
   Fail: (205) [system] '('=(/)
^  Call: (205) [user] is_like_space('(')
   Call: (206) [system] char_type('(', 'white')
   Fail: (206) [system] char_type('(', 'white')
   Call: (206) [system] char_type('(', end_of_line)
   Fail: (206) [system] char_type('(', end_of_line)
   Call: (206) [system] char_type('(', space)
   Fail: (206) [system] char_type('(', space)
   Call: (206) [system] char_type('(', cntrl)
   Fail: (206) [system] char_type('(', cntrl)
^  Fail: (205) [user] is_like_space('(')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _2046716)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=')'
   Fail: (193) [system] '('=')'
   Call: (193) [system] '('=end_of_file
   Fail: (193) [system] '('=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _2052286)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _2054144)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
   Call: (195) [system] '('=(/)
   Fail: (195) [system] '('=(/)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _2070154)
   Exit: (194) [system] get_char((0x55fbb4538270), '(')
   Call: (194) [system] '('='('
   Exit: (194) [system] '('='('
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _2052286)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _2075724)
   Exit: (196) [system] peek_char((0x55fbb4538270), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
   Call: (196) [system] '('=(/)
   Fail: (196) [system] '('=(/)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _2091734)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=')'
   Fail: (195) [system] '('=')'
   Call: (195) [system] '('=end_of_file
   Fail: (195) [system] '('=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _4454)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _6312)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
   Call: (197) [system] '('=(/)
   Fail: (197) [system] '('=(/)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _22322)
   Exit: (196) [system] get_char((0x55fbb4538270), '(')
   Call: (196) [system] '('='('
   Exit: (196) [system] '('='('
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _4454)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _27892)
   Exit: (198) [system] peek_char((0x55fbb4538270), :)
   Call: (198) [system] (:)=(;)
   Fail: (198) [system] (:)=(;)
   Call: (198) [system] (:)=(/)
   Fail: (198) [system] (:)=(/)
^  Call: (198) [user] is_like_space(:)
   Call: (199) [system] char_type(:, 'white')
   Fail: (199) [system] char_type(:, 'white')
   Call: (199) [system] char_type(:, end_of_line)
   Fail: (199) [system] char_type(:, end_of_line)
   Call: (199) [system] char_type(:, space)
   Fail: (199) [system] char_type(:, space)
   Call: (199) [system] char_type(:, cntrl)
   Fail: (199) [system] char_type(:, cntrl)
^  Fail: (198) [user] is_like_space(:)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _43902)
   Exit: (197) [system] peek_char((0x55fbb4538270), :)
   Call: (197) [system] (:)=')'
   Fail: (197) [system] (:)=')'
   Call: (197) [system] (:)=end_of_file
   Fail: (197) [system] (:)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _49472)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _51330)
   Exit: (199) [system] peek_char((0x55fbb4538270), :)
   Call: (199) [system] (:)=(;)
   Fail: (199) [system] (:)=(;)
   Call: (199) [system] (:)=(/)
   Fail: (199) [system] (:)=(/)
^  Call: (199) [user] is_like_space(:)
   Call: (200) [system] char_type(:, 'white')
   Fail: (200) [system] char_type(:, 'white')
   Call: (200) [system] char_type(:, end_of_line)
   Fail: (200) [system] char_type(:, end_of_line)
   Call: (200) [system] char_type(:, space)
   Fail: (200) [system] char_type(:, space)
   Call: (200) [system] char_type(:, cntrl)
   Fail: (200) [system] char_type(:, cntrl)
^  Fail: (199) [user] is_like_space(:)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _67340)
   Exit: (198) [system] get_char((0x55fbb4538270), :)
   Call: (198) [system] (:)='('
   Fail: (198) [system] (:)='('
   Call: (198) [system] (:)='['
   Fail: (198) [system] (:)='['
   Call: (198) [system] (:)='{'
   Fail: (198) [system] (:)='{'
   Call: (198) [system] (:)='"'
   Fail: (198) [system] (:)='"'
   Call: (198) [system] (:)=!
   Fail: (198) [system] (:)=!
   Call: (198) [system] (:)='\''
   Fail: (198) [system] (:)='\''
   Call: (198) [system] (:)='`'
   Fail: (198) [system] (:)='`'
   Call: (198) [system] (:)=end_of_file
   Fail: (198) [system] (:)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55fbb4538270), :, _49472)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _84982)
   Call: (200) [system] peek_char((0x55fbb4538270), _85916)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (200) [user] is_delimiter(' ')
   Call: (201) [system] char_type(' ', space)
   Exit: (201) [system] char_type(' ', space)
^  Exit: (200) [user] is_delimiter(' ')
   Call: (200) [system] _84982=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (199) [user] classify_and_convert_charseq([:], _49472)
^  Call: (200) [user] classify_and_convert_charseq_([:], _95200)
^  Call: (202) [system] setup_call_cleanup('$notrace'(_96152, _96154), once(user:catch(read_from_chars([:], _95200), _96134, fail)), '$restore_trace'(_96152, _96154))
^  Call: (203) [system] sig_atomic(system:'$notrace'(_96152, _96154))
^  Exit: (202) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _96134, fail)), system:'$restore_trace'(3, -1))
   Call: (201) [system] atomic(:)
   Exit: (201) [system] atomic(:)
^  Exit: (200) [user] classify_and_convert_charseq_([:], :)
   Call: (200) [system] integer(:)
   Fail: (200) [system] integer(:)
   Call: (200) [system] _49472=(:)
   Exit: (200) [system] (:)=(:)
^  Exit: (199) [user] classify_and_convert_charseq([:], :)
^  Exit: (198) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _108280)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _110138)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _119732)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _122436)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
   Call: (200) [system] ($)=(/)
   Fail: (200) [system] ($)=(/)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _139370)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=')'
   Fail: (198) [system] ($)=')'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _144940)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _146798)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
   Call: (200) [system] ($)=(/)
   Fail: (200) [system] ($)=(/)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _162808)
   Exit: (199) [system] get_char((0x55fbb4538270), $)
   Call: (199) [system] ($)='('
   Fail: (199) [system] ($)='('
   Call: (199) [system] ($)='['
   Fail: (199) [system] ($)='['
   Call: (199) [system] ($)='{'
   Fail: (199) [system] ($)='{'
   Call: (199) [system] ($)='"'
   Fail: (199) [system] ($)='"'
   Call: (199) [system] ($)=!
   Fail: (199) [system] ($)=!
   Call: (199) [system] ($)='\''
   Fail: (199) [system] ($)='\''
   Call: (199) [system] ($)='`'
   Fail: (199) [system] ($)='`'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55fbb4538270), $, _144940)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _180450)
   Call: (201) [system] peek_char((0x55fbb4538270), _181384)
   Exit: (201) [system] peek_char((0x55fbb4538270), p)
^  Call: (201) [user] is_delimiter(p)
   Call: (202) [system] char_type(p, space)
   Fail: (202) [system] char_type(p, space)
   Call: (202) [system] arg(_186104, v('(', ')', end_of_file), p)
   Fail: (202) [system] arg(_187036, v('(', ')', end_of_file), p)
^  Fail: (201) [user] is_delimiter(p)
   Call: (201) [system] ')'==p
   Fail: (201) [system] ')'==p
   Call: (201) [system] get_char((0x55fbb4538270), p)
   Exit: (201) [system] get_char((0x55fbb4538270), p)
   Call: (201) [system] p=(\)
   Fail: (201) [system] p=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _194386)
   Call: (202) [system] peek_char((0x55fbb4538270), _195320)
   Exit: (202) [system] peek_char((0x55fbb4538270), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_200040, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_200972, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55fbb4538270), r)
   Exit: (202) [system] get_char((0x55fbb4538270), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _208322)
   Call: (203) [system] peek_char((0x55fbb4538270), _209256)
   Exit: (203) [system] peek_char((0x55fbb4538270), o)
^  Call: (203) [user] is_delimiter(o)
   Call: (204) [system] char_type(o, space)
   Fail: (204) [system] char_type(o, space)
   Call: (204) [system] arg(_213976, v('(', ')', end_of_file), o)
   Fail: (204) [system] arg(_214908, v('(', ')', end_of_file), o)
^  Fail: (203) [user] is_delimiter(o)
   Call: (203) [system] ')'==o
   Fail: (203) [system] ')'==o
   Call: (203) [system] get_char((0x55fbb4538270), o)
   Exit: (203) [system] get_char((0x55fbb4538270), o)
   Call: (203) [system] o=(\)
   Fail: (203) [system] o=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _222258)
   Call: (204) [system] peek_char((0x55fbb4538270), _223192)
   Exit: (204) [system] peek_char((0x55fbb4538270), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_227912, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_228844, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55fbb4538270), o)
   Exit: (204) [system] get_char((0x55fbb4538270), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _236194)
   Call: (205) [system] peek_char((0x55fbb4538270), _237128)
   Exit: (205) [system] peek_char((0x55fbb4538270), f)
^  Call: (205) [user] is_delimiter(f)
   Call: (206) [system] char_type(f, space)
   Fail: (206) [system] char_type(f, space)
   Call: (206) [system] arg(_241848, v('(', ')', end_of_file), f)
   Fail: (206) [system] arg(_242780, v('(', ')', end_of_file), f)
^  Fail: (205) [user] is_delimiter(f)
   Call: (205) [system] ')'==f
   Fail: (205) [system] ')'==f
   Call: (205) [system] get_char((0x55fbb4538270), f)
   Exit: (205) [system] get_char((0x55fbb4538270), f)
   Call: (205) [system] f=(\)
   Fail: (205) [system] f=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _250130)
   Call: (206) [system] peek_char((0x55fbb4538270), _251064)
   Exit: (206) [system] peek_char((0x55fbb4538270), '3')
^  Call: (206) [user] is_delimiter('3')
   Call: (207) [system] char_type('3', space)
   Fail: (207) [system] char_type('3', space)
   Call: (207) [system] arg(_255784, v('(', ')', end_of_file), '3')
   Fail: (207) [system] arg(_256716, v('(', ')', end_of_file), '3')
^  Fail: (206) [user] is_delimiter('3')
   Call: (206) [system] ')'=='3'
   Fail: (206) [system] ')'=='3'
   Call: (206) [system] get_char((0x55fbb4538270), '3')
   Exit: (206) [system] get_char((0x55fbb4538270), '3')
   Call: (206) [system] '3'=(\)
   Fail: (206) [system] '3'=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _264066)
   Call: (207) [system] peek_char((0x55fbb4538270), _265000)
   Exit: (207) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (207) [user] is_delimiter(' ')
   Call: (208) [system] char_type(' ', space)
   Exit: (208) [system] char_type(' ', space)
^  Exit: (207) [user] is_delimiter(' ')
   Call: (207) [system] _264066=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (206) [system] _250130=['3']
   Exit: (206) [system] ['3']=['3']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), ['3'])
   Call: (205) [system] _236194=[f, '3']
   Exit: (205) [system] [f, '3']=[f, '3']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [f, '3'])
   Call: (204) [system] _222258=[o, f, '3']
   Exit: (204) [system] [o, f, '3']=[o, f, '3']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, f, '3'])
   Call: (203) [system] _208322=[o, o, f, '3']
   Exit: (203) [system] [o, o, f, '3']=[o, o, f, '3']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, o, f, '3'])
   Call: (202) [system] _194386=[r, o, o, f, '3']
   Exit: (202) [system] [r, o, o, f, '3']=[r, o, o, f, '3']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, o, f, '3'])
   Call: (201) [system] _180450=[p, r, o, o, f, '3']
   Exit: (201) [system] [p, r, o, o, f, '3']=[p, r, o, o, f, '3']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, o, o, f, '3'])
^  Call: (200) [user] classify_and_convert_charseq([$, p, r, o, o, f, '3'], _144940)
^  Call: (201) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '3'], _291048)
   Call: (202) [system] atom_chars(_291980, ['_', p, r, o, o, f, '3'])
   Exit: (202) [system] atom_chars('_proof3', ['_', p, r, o, o, f, '3'])
^  Exit: (201) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '3'], _proof3)
   Call: (201) [system] integer(_proof3)
   Fail: (201) [system] integer(_proof3)
   Call: (201) [system] _144940=_proof3
   Exit: (201) [system] _proof3=_proof3
^  Exit: (200) [user] classify_and_convert_charseq([$, p, r, o, o, f, '3'], _proof3)
^  Exit: (199) [user] read_symbolic(')', (0x55fbb4538270), $, _proof3)
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), _proof3)
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _301272)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _303130)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _312724)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _315428)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
   Call: (201) [system] ($)=(/)
   Fail: (201) [system] ($)=(/)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _332362)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=')'
   Fail: (199) [system] ($)=')'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _337932)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _339790)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
   Call: (201) [system] ($)=(/)
   Fail: (201) [system] ($)=(/)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _355800)
   Exit: (200) [system] get_char((0x55fbb4538270), $)
   Call: (200) [system] ($)='('
   Fail: (200) [system] ($)='('
   Call: (200) [system] ($)='['
   Fail: (200) [system] ($)='['
   Call: (200) [system] ($)='{'
   Fail: (200) [system] ($)='{'
   Call: (200) [system] ($)='"'
   Fail: (200) [system] ($)='"'
   Call: (200) [system] ($)=!
   Fail: (200) [system] ($)=!
   Call: (200) [system] ($)='\''
   Fail: (200) [system] ($)='\''
   Call: (200) [system] ($)='`'
   Fail: (200) [system] ($)='`'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55fbb4538270), $, _337932)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _373442)
   Call: (202) [system] peek_char((0x55fbb4538270), _374376)
   Exit: (202) [system] peek_char((0x55fbb4538270), p)
^  Call: (202) [user] is_delimiter(p)
   Call: (203) [system] char_type(p, space)
   Fail: (203) [system] char_type(p, space)
   Call: (203) [system] arg(_379096, v('(', ')', end_of_file), p)
   Fail: (203) [system] arg(_380028, v('(', ')', end_of_file), p)
^  Fail: (202) [user] is_delimiter(p)
   Call: (202) [system] ')'==p
   Fail: (202) [system] ')'==p
   Call: (202) [system] get_char((0x55fbb4538270), p)
   Exit: (202) [system] get_char((0x55fbb4538270), p)
   Call: (202) [system] p=(\)
   Fail: (202) [system] p=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _387378)
   Call: (203) [system] peek_char((0x55fbb4538270), _388312)
   Exit: (203) [system] peek_char((0x55fbb4538270), r)
^  Call: (203) [user] is_delimiter(r)
   Call: (204) [system] char_type(r, space)
   Fail: (204) [system] char_type(r, space)
   Call: (204) [system] arg(_393032, v('(', ')', end_of_file), r)
   Fail: (204) [system] arg(_393964, v('(', ')', end_of_file), r)
^  Fail: (203) [user] is_delimiter(r)
   Call: (203) [system] ')'==r
   Fail: (203) [system] ')'==r
   Call: (203) [system] get_char((0x55fbb4538270), r)
   Exit: (203) [system] get_char((0x55fbb4538270), r)
   Call: (203) [system] r=(\)
   Fail: (203) [system] r=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _401314)
   Call: (204) [system] peek_char((0x55fbb4538270), _402248)
   Exit: (204) [system] peek_char((0x55fbb4538270), e)
^  Call: (204) [user] is_delimiter(e)
   Call: (205) [system] char_type(e, space)
   Fail: (205) [system] char_type(e, space)
   Call: (205) [system] arg(_406968, v('(', ')', end_of_file), e)
   Fail: (205) [system] arg(_407900, v('(', ')', end_of_file), e)
^  Fail: (204) [user] is_delimiter(e)
   Call: (204) [system] ')'==e
   Fail: (204) [system] ')'==e
   Call: (204) [system] get_char((0x55fbb4538270), e)
   Exit: (204) [system] get_char((0x55fbb4538270), e)
   Call: (204) [system] e=(\)
   Fail: (204) [system] e=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _415250)
   Call: (205) [system] peek_char((0x55fbb4538270), _416184)
   Exit: (205) [system] peek_char((0x55fbb4538270), m)
^  Call: (205) [user] is_delimiter(m)
   Call: (206) [system] char_type(m, space)
   Fail: (206) [system] char_type(m, space)
   Call: (206) [system] arg(_420904, v('(', ')', end_of_file), m)
   Fail: (206) [system] arg(_421836, v('(', ')', end_of_file), m)
^  Fail: (205) [user] is_delimiter(m)
   Call: (205) [system] ')'==m
   Fail: (205) [system] ')'==m
   Call: (205) [system] get_char((0x55fbb4538270), m)
   Exit: (205) [system] get_char((0x55fbb4538270), m)
   Call: (205) [system] m=(\)
   Fail: (205) [system] m=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _429186)
   Call: (206) [system] peek_char((0x55fbb4538270), _430120)
   Exit: (206) [system] peek_char((0x55fbb4538270), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_434840, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_435772, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55fbb4538270), i)
   Exit: (206) [system] get_char((0x55fbb4538270), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _443122)
   Call: (207) [system] peek_char((0x55fbb4538270), _444056)
   Exit: (207) [system] peek_char((0x55fbb4538270), s)
^  Call: (207) [user] is_delimiter(s)
   Call: (208) [system] char_type(s, space)
   Fail: (208) [system] char_type(s, space)
   Call: (208) [system] arg(_448776, v('(', ')', end_of_file), s)
   Fail: (208) [system] arg(_449708, v('(', ')', end_of_file), s)
^  Fail: (207) [user] is_delimiter(s)
   Call: (207) [system] ')'==s
   Fail: (207) [system] ')'==s
   Call: (207) [system] get_char((0x55fbb4538270), s)
   Exit: (207) [system] get_char((0x55fbb4538270), s)
   Call: (207) [system] s=(\)
   Fail: (207) [system] s=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _457058)
   Call: (208) [system] peek_char((0x55fbb4538270), _457992)
   Exit: (208) [system] peek_char((0x55fbb4538270), e)
^  Call: (208) [user] is_delimiter(e)
   Call: (209) [system] char_type(e, space)
   Fail: (209) [system] char_type(e, space)
   Call: (209) [system] arg(_462712, v('(', ')', end_of_file), e)
   Fail: (209) [system] arg(_463644, v('(', ')', end_of_file), e)
^  Fail: (208) [user] is_delimiter(e)
   Call: (208) [system] ')'==e
   Fail: (208) [system] ')'==e
   Call: (208) [system] get_char((0x55fbb4538270), e)
   Exit: (208) [system] get_char((0x55fbb4538270), e)
   Call: (208) [system] e=(\)
   Fail: (208) [system] e=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _470994)
   Call: (209) [system] peek_char((0x55fbb4538270), _471928)
   Exit: (209) [system] peek_char((0x55fbb4538270), '3')
^  Call: (209) [user] is_delimiter('3')
   Call: (210) [system] char_type('3', space)
   Fail: (210) [system] char_type('3', space)
   Call: (210) [system] arg(_476648, v('(', ')', end_of_file), '3')
   Fail: (210) [system] arg(_477580, v('(', ')', end_of_file), '3')
^  Fail: (209) [user] is_delimiter('3')
   Call: (209) [system] ')'=='3'
   Fail: (209) [system] ')'=='3'
   Call: (209) [system] get_char((0x55fbb4538270), '3')
   Exit: (209) [system] get_char((0x55fbb4538270), '3')
   Call: (209) [system] '3'=(\)
   Fail: (209) [system] '3'=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _484930)
   Call: (210) [system] peek_char((0x55fbb4538270), _485864)
   Exit: (210) [system] peek_char((0x55fbb4538270), ')')
^  Call: (210) [user] is_delimiter(')')
   Call: (211) [system] char_type(')', space)
   Fail: (211) [system] char_type(')', space)
   Call: (211) [system] arg(_490584, v('(', ')', end_of_file), ')')
   Exit: (211) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (210) [user] is_delimiter(')')
   Call: (210) [system] _484930=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (209) [system] _470994=['3']
   Exit: (209) [system] ['3']=['3']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), ['3'])
   Call: (208) [system] _457058=[e, '3']
   Exit: (208) [system] [e, '3']=[e, '3']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, '3'])
   Call: (207) [system] _443122=[s, e, '3']
   Exit: (207) [system] [s, e, '3']=[s, e, '3']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e, '3'])
   Call: (206) [system] _429186=[i, s, e, '3']
   Exit: (206) [system] [i, s, e, '3']=[i, s, e, '3']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, e, '3'])
   Call: (205) [system] _415250=[m, i, s, e, '3']
   Exit: (205) [system] [m, i, s, e, '3']=[m, i, s, e, '3']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, i, s, e, '3'])
   Call: (204) [system] _401314=[e, m, i, s, e, '3']
   Exit: (204) [system] [e, m, i, s, e, '3']=[e, m, i, s, e, '3']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, m, i, s, e, '3'])
   Call: (203) [system] _387378=[r, e, m, i, s, e, '3']
   Exit: (203) [system] [r, e, m, i, s, e, '3']=[r, e, m, i, s, e, '3']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, e, m, i, s, e, '3'])
   Call: (202) [system] _373442=[p, r, e, m, i, s, e, '3']
   Exit: (202) [system] [p, r, e, m, i, s, e, '3']=[p, r, e, m, i, s, e, '3']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, e, m, i, s, e, '3'])
^  Call: (201) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '3'], _337932)
^  Call: (202) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '3'], _519372)
   Call: (203) [system] atom_chars(_520304, ['_', p, r, e, m, i, s, e, '3'])
   Exit: (203) [system] atom_chars('_premise3', ['_', p, r, e, m, i, s, e, '3'])
^  Exit: (202) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '3'], _premise3)
   Call: (202) [system] integer(_premise3)
   Fail: (202) [system] integer(_premise3)
   Call: (202) [system] _337932=_premise3
   Exit: (202) [system] _premise3=_premise3
^  Exit: (201) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '3'], _premise3)
^  Exit: (200) [user] read_symbolic(')', (0x55fbb4538270), $, _premise3)
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), _premise3)
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _529596)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _531454)
   Exit: (201) [system] peek_char((0x55fbb4538270), ')')
   Call: (201) [system] ')'=(;)
   Fail: (201) [system] ')'=(;)
   Call: (201) [system] ')'=(/)
   Fail: (201) [system] ')'=(/)
^  Call: (201) [user] is_like_space(')')
   Call: (202) [system] char_type(')', 'white')
   Fail: (202) [system] char_type(')', 'white')
   Call: (202) [system] char_type(')', end_of_line)
   Fail: (202) [system] char_type(')', end_of_line)
   Call: (202) [system] char_type(')', space)
   Fail: (202) [system] char_type(')', space)
   Call: (202) [system] char_type(')', cntrl)
   Fail: (202) [system] char_type(')', cntrl)
^  Fail: (201) [user] is_like_space(')')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _547464)
   Exit: (200) [system] peek_char((0x55fbb4538270), ')')
   Call: (200) [system] ')'=')'
   Exit: (200) [system] ')'=')'
   Call: (200) [system] get_char((0x55fbb4538270), _551254)
   Exit: (200) [system] get_char((0x55fbb4538270), ')')
   Call: (200) [system] _529596=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [])
   Call: (199) [system] _301272=[_premise3]
   Exit: (199) [system] [_premise3]=[_premise3]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [_premise3])
   Call: (198) [system] _108280=[_proof3, _premise3]
   Exit: (198) [system] [_proof3, _premise3]=[_proof3, _premise3]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [_proof3, _premise3])
   Call: (197) [system] _4454=[:, _proof3, _premise3]
   Exit: (197) [system] [:, _proof3, _premise3]=[:, _proof3, _premise3]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [:, _proof3, _premise3])
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), [:, _proof3, _premise3])
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _565136)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _566994)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _576588)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _579292)
   Exit: (198) [system] peek_char((0x55fbb4538270), '(')
   Call: (198) [system] '('=(;)
   Fail: (198) [system] '('=(;)
   Call: (198) [system] '('=(/)
   Fail: (198) [system] '('=(/)
^  Call: (198) [user] is_like_space('(')
   Call: (199) [system] char_type('(', 'white')
   Fail: (199) [system] char_type('(', 'white')
   Call: (199) [system] char_type('(', end_of_line)
   Fail: (199) [system] char_type('(', end_of_line)
   Call: (199) [system] char_type('(', space)
   Fail: (199) [system] char_type('(', space)
   Call: (199) [system] char_type('(', cntrl)
   Fail: (199) [system] char_type('(', cntrl)
^  Fail: (198) [user] is_like_space('(')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _596226)
   Exit: (196) [system] peek_char((0x55fbb4538270), '(')
   Call: (196) [system] '('=')'
   Fail: (196) [system] '('=')'
   Call: (196) [system] '('=end_of_file
   Fail: (196) [system] '('=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55fbb4538270), _601796)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _603654)
   Exit: (198) [system] peek_char((0x55fbb4538270), '(')
   Call: (198) [system] '('=(;)
   Fail: (198) [system] '('=(;)
   Call: (198) [system] '('=(/)
   Fail: (198) [system] '('=(/)
^  Call: (198) [user] is_like_space('(')
   Call: (199) [system] char_type('(', 'white')
   Fail: (199) [system] char_type('(', 'white')
   Call: (199) [system] char_type('(', end_of_line)
   Fail: (199) [system] char_type('(', end_of_line)
   Call: (199) [system] char_type('(', space)
   Fail: (199) [system] char_type('(', space)
   Call: (199) [system] char_type('(', cntrl)
   Fail: (199) [system] char_type('(', cntrl)
^  Fail: (198) [user] is_like_space('(')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] get_char((0x55fbb4538270), _619664)
   Exit: (197) [system] get_char((0x55fbb4538270), '(')
   Call: (197) [system] '('='('
   Exit: (197) [system] '('='('
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _601796)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _625234)
   Exit: (199) [system] peek_char((0x55fbb4538270), s)
   Call: (199) [system] s=(;)
   Fail: (199) [system] s=(;)
   Call: (199) [system] s=(/)
   Fail: (199) [system] s=(/)
^  Call: (199) [user] is_like_space(s)
   Call: (200) [system] char_type(s, 'white')
   Fail: (200) [system] char_type(s, 'white')
   Call: (200) [system] char_type(s, end_of_line)
   Fail: (200) [system] char_type(s, end_of_line)
   Call: (200) [system] char_type(s, space)
   Fail: (200) [system] char_type(s, space)
   Call: (200) [system] char_type(s, cntrl)
   Fail: (200) [system] char_type(s, cntrl)
^  Fail: (199) [user] is_like_space(s)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _641244)
   Exit: (198) [system] peek_char((0x55fbb4538270), s)
   Call: (198) [system] s=')'
   Fail: (198) [system] s=')'
   Call: (198) [system] s=end_of_file
   Fail: (198) [system] s=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _646814)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _648672)
   Exit: (200) [system] peek_char((0x55fbb4538270), s)
   Call: (200) [system] s=(;)
   Fail: (200) [system] s=(;)
   Call: (200) [system] s=(/)
   Fail: (200) [system] s=(/)
^  Call: (200) [user] is_like_space(s)
   Call: (201) [system] char_type(s, 'white')
   Fail: (201) [system] char_type(s, 'white')
   Call: (201) [system] char_type(s, end_of_line)
   Fail: (201) [system] char_type(s, end_of_line)
   Call: (201) [system] char_type(s, space)
   Fail: (201) [system] char_type(s, space)
   Call: (201) [system] char_type(s, cntrl)
   Fail: (201) [system] char_type(s, cntrl)
^  Fail: (200) [user] is_like_space(s)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _664682)
   Exit: (199) [system] get_char((0x55fbb4538270), s)
   Call: (199) [system] s='('
   Fail: (199) [system] s='('
   Call: (199) [system] s='['
   Fail: (199) [system] s='['
   Call: (199) [system] s='{'
   Fail: (199) [system] s='{'
   Call: (199) [system] s='"'
   Fail: (199) [system] s='"'
   Call: (199) [system] s=!
   Fail: (199) [system] s=!
   Call: (199) [system] s='\''
   Fail: (199) [system] s='\''
   Call: (199) [system] s='`'
   Fail: (199) [system] s='`'
   Call: (199) [system] s=end_of_file
   Fail: (199) [system] s=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55fbb4538270), s, _646814)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _682324)
   Call: (201) [system] peek_char((0x55fbb4538270), _683258)
   Exit: (201) [system] peek_char((0x55fbb4538270), y)
^  Call: (201) [user] is_delimiter(y)
   Call: (202) [system] char_type(y, space)
   Fail: (202) [system] char_type(y, space)
   Call: (202) [system] arg(_687978, v('(', ')', end_of_file), y)
   Fail: (202) [system] arg(_688910, v('(', ')', end_of_file), y)
^  Fail: (201) [user] is_delimiter(y)
   Call: (201) [system] ')'==y
   Fail: (201) [system] ')'==y
   Call: (201) [system] get_char((0x55fbb4538270), y)
   Exit: (201) [system] get_char((0x55fbb4538270), y)
   Call: (201) [system] y=(\)
   Fail: (201) [system] y=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _696260)
   Call: (202) [system] peek_char((0x55fbb4538270), _697194)
   Exit: (202) [system] peek_char((0x55fbb4538270), n)
^  Call: (202) [user] is_delimiter(n)
   Call: (203) [system] char_type(n, space)
   Fail: (203) [system] char_type(n, space)
   Call: (203) [system] arg(_701914, v('(', ')', end_of_file), n)
   Fail: (203) [system] arg(_702846, v('(', ')', end_of_file), n)
^  Fail: (202) [user] is_delimiter(n)
   Call: (202) [system] ')'==n
   Fail: (202) [system] ')'==n
   Call: (202) [system] get_char((0x55fbb4538270), n)
   Exit: (202) [system] get_char((0x55fbb4538270), n)
   Call: (202) [system] n=(\)
   Fail: (202) [system] n=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _710196)
   Call: (203) [system] peek_char((0x55fbb4538270), _711130)
   Exit: (203) [system] peek_char((0x55fbb4538270), t)
^  Call: (203) [user] is_delimiter(t)
   Call: (204) [system] char_type(t, space)
   Fail: (204) [system] char_type(t, space)
   Call: (204) [system] arg(_715850, v('(', ')', end_of_file), t)
   Fail: (204) [system] arg(_716782, v('(', ')', end_of_file), t)
^  Fail: (203) [user] is_delimiter(t)
   Call: (203) [system] ')'==t
   Fail: (203) [system] ')'==t
   Call: (203) [system] get_char((0x55fbb4538270), t)
   Exit: (203) [system] get_char((0x55fbb4538270), t)
   Call: (203) [system] t=(\)
   Fail: (203) [system] t=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _724132)
   Call: (204) [system] peek_char((0x55fbb4538270), _725066)
   Exit: (204) [system] peek_char((0x55fbb4538270), h)
^  Call: (204) [user] is_delimiter(h)
   Call: (205) [system] char_type(h, space)
   Fail: (205) [system] char_type(h, space)
   Call: (205) [system] arg(_729786, v('(', ')', end_of_file), h)
   Fail: (205) [system] arg(_730718, v('(', ')', end_of_file), h)
^  Fail: (204) [user] is_delimiter(h)
   Call: (204) [system] ')'==h
   Fail: (204) [system] ')'==h
   Call: (204) [system] get_char((0x55fbb4538270), h)
   Exit: (204) [system] get_char((0x55fbb4538270), h)
   Call: (204) [system] h=(\)
   Fail: (204) [system] h=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _738068)
   Call: (205) [system] peek_char((0x55fbb4538270), _739002)
   Exit: (205) [system] peek_char((0x55fbb4538270), e)
^  Call: (205) [user] is_delimiter(e)
   Call: (206) [system] char_type(e, space)
   Fail: (206) [system] char_type(e, space)
   Call: (206) [system] arg(_743722, v('(', ')', end_of_file), e)
   Fail: (206) [system] arg(_744654, v('(', ')', end_of_file), e)
^  Fail: (205) [user] is_delimiter(e)
   Call: (205) [system] ')'==e
   Fail: (205) [system] ')'==e
   Call: (205) [system] get_char((0x55fbb4538270), e)
   Exit: (205) [system] get_char((0x55fbb4538270), e)
   Call: (205) [system] e=(\)
   Fail: (205) [system] e=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _752004)
   Call: (206) [system] peek_char((0x55fbb4538270), _752938)
   Exit: (206) [system] peek_char((0x55fbb4538270), s)
^  Call: (206) [user] is_delimiter(s)
   Call: (207) [system] char_type(s, space)
   Fail: (207) [system] char_type(s, space)
   Call: (207) [system] arg(_757658, v('(', ')', end_of_file), s)
   Fail: (207) [system] arg(_758590, v('(', ')', end_of_file), s)
^  Fail: (206) [user] is_delimiter(s)
   Call: (206) [system] ')'==s
   Fail: (206) [system] ')'==s
   Call: (206) [system] get_char((0x55fbb4538270), s)
   Exit: (206) [system] get_char((0x55fbb4538270), s)
   Call: (206) [system] s=(\)
   Fail: (206) [system] s=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _765940)
   Call: (207) [system] peek_char((0x55fbb4538270), _766874)
   Exit: (207) [system] peek_char((0x55fbb4538270), i)
^  Call: (207) [user] is_delimiter(i)
   Call: (208) [system] char_type(i, space)
   Fail: (208) [system] char_type(i, space)
   Call: (208) [system] arg(_771594, v('(', ')', end_of_file), i)
   Fail: (208) [system] arg(_772526, v('(', ')', end_of_file), i)
^  Fail: (207) [user] is_delimiter(i)
   Call: (207) [system] ')'==i
   Fail: (207) [system] ')'==i
   Call: (207) [system] get_char((0x55fbb4538270), i)
   Exit: (207) [system] get_char((0x55fbb4538270), i)
   Call: (207) [system] i=(\)
   Fail: (207) [system] i=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _779876)
   Call: (208) [system] peek_char((0x55fbb4538270), _780810)
   Exit: (208) [system] peek_char((0x55fbb4538270), z)
^  Call: (208) [user] is_delimiter(z)
   Call: (209) [system] char_type(z, space)
   Fail: (209) [system] char_type(z, space)
   Call: (209) [system] arg(_785530, v('(', ')', end_of_file), z)
   Fail: (209) [system] arg(_786462, v('(', ')', end_of_file), z)
^  Fail: (208) [user] is_delimiter(z)
   Call: (208) [system] ')'==z
   Fail: (208) [system] ')'==z
   Call: (208) [system] get_char((0x55fbb4538270), z)
   Exit: (208) [system] get_char((0x55fbb4538270), z)
   Call: (208) [system] z=(\)
   Fail: (208) [system] z=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _793812)
   Call: (209) [system] peek_char((0x55fbb4538270), _794746)
   Exit: (209) [system] peek_char((0x55fbb4538270), e)
^  Call: (209) [user] is_delimiter(e)
   Call: (210) [system] char_type(e, space)
   Fail: (210) [system] char_type(e, space)
   Call: (210) [system] arg(_799466, v('(', ')', end_of_file), e)
   Fail: (210) [system] arg(_800398, v('(', ')', end_of_file), e)
^  Fail: (209) [user] is_delimiter(e)
   Call: (209) [system] ')'==e
   Fail: (209) [system] ')'==e
   Call: (209) [system] get_char((0x55fbb4538270), e)
   Exit: (209) [system] get_char((0x55fbb4538270), e)
   Call: (209) [system] e=(\)
   Fail: (209) [system] e=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _807748)
   Call: (210) [system] peek_char((0x55fbb4538270), _808682)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _807748=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (209) [system] _793812=[e]
   Exit: (209) [system] [e]=[e]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (208) [system] _779876=[z, e]
   Exit: (208) [system] [z, e]=[z, e]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [z, e])
   Call: (207) [system] _765940=[i, z, e]
   Exit: (207) [system] [i, z, e]=[i, z, e]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, z, e])
   Call: (206) [system] _752004=[s, i, z, e]
   Exit: (206) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, i, z, e])
   Call: (205) [system] _738068=[e, s, i, z, e]
   Exit: (205) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, s, i, z, e])
   Call: (204) [system] _724132=[h, e, s, i, z, e]
   Exit: (204) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [h, e, s, i, z, e])
   Call: (203) [system] _710196=[t, h, e, s, i, z, e]
   Exit: (203) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, h, e, s, i, z, e])
   Call: (202) [system] _696260=[n, t, h, e, s, i, z, e]
   Exit: (202) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, h, e, s, i, z, e])
   Call: (201) [system] _682324=[y, n, t, h, e, s, i, z, e]
   Exit: (201) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [y, n, t, h, e, s, i, z, e])
^  Call: (200) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], _646814)
^  Call: (201) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], _843112)
^  Call: (203) [system] setup_call_cleanup('$notrace'(_844064, _844066), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _843112), _844046, fail)), '$restore_trace'(_844064, _844066))
^  Call: (204) [system] sig_atomic(system:'$notrace'(_844064, _844066))
^  Exit: (203) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _844046, fail)), system:'$restore_trace'(3, -1))
   Call: (202) [system] atomic(synthesize)
   Exit: (202) [system] atomic(synthesize)
^  Exit: (201) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], synthesize)
   Call: (201) [system] integer(synthesize)
   Fail: (201) [system] integer(synthesize)
   Call: (201) [system] _646814=synthesize
   Exit: (201) [system] synthesize=synthesize
^  Exit: (200) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (199) [user] read_symbolic(')', (0x55fbb4538270), s, synthesize)
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), synthesize)
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _856192)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _858050)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _867644)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _870348)
   Exit: (201) [system] peek_char((0x55fbb4538270), '(')
   Call: (201) [system] '('=(;)
   Fail: (201) [system] '('=(;)
   Call: (201) [system] '('=(/)
   Fail: (201) [system] '('=(/)
^  Call: (201) [user] is_like_space('(')
   Call: (202) [system] char_type('(', 'white')
   Fail: (202) [system] char_type('(', 'white')
   Call: (202) [system] char_type('(', end_of_line)
   Fail: (202) [system] char_type('(', end_of_line)
   Call: (202) [system] char_type('(', space)
   Fail: (202) [system] char_type('(', space)
   Call: (202) [system] char_type('(', cntrl)
   Fail: (202) [system] char_type('(', cntrl)
^  Fail: (201) [user] is_like_space('(')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _887282)
   Exit: (199) [system] peek_char((0x55fbb4538270), '(')
   Call: (199) [system] '('=')'
   Fail: (199) [system] '('=')'
   Call: (199) [system] '('=end_of_file
   Fail: (199) [system] '('=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _892852)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _894710)
   Exit: (201) [system] peek_char((0x55fbb4538270), '(')
   Call: (201) [system] '('=(;)
   Fail: (201) [system] '('=(;)
   Call: (201) [system] '('=(/)
   Fail: (201) [system] '('=(/)
^  Call: (201) [user] is_like_space('(')
   Call: (202) [system] char_type('(', 'white')
   Fail: (202) [system] char_type('(', 'white')
   Call: (202) [system] char_type('(', end_of_line)
   Fail: (202) [system] char_type('(', end_of_line)
   Call: (202) [system] char_type('(', space)
   Fail: (202) [system] char_type('(', space)
   Call: (202) [system] char_type('(', cntrl)
   Fail: (202) [system] char_type('(', cntrl)
^  Fail: (201) [user] is_like_space('(')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _910720)
   Exit: (200) [system] get_char((0x55fbb4538270), '(')
   Call: (200) [system] '('='('
   Exit: (200) [system] '('='('
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _892852)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _916290)
   Exit: (202) [system] peek_char((0x55fbb4538270), :)
   Call: (202) [system] (:)=(;)
   Fail: (202) [system] (:)=(;)
   Call: (202) [system] (:)=(/)
   Fail: (202) [system] (:)=(/)
^  Call: (202) [user] is_like_space(:)
   Call: (203) [system] char_type(:, 'white')
   Fail: (203) [system] char_type(:, 'white')
   Call: (203) [system] char_type(:, end_of_line)
   Fail: (203) [system] char_type(:, end_of_line)
   Call: (203) [system] char_type(:, space)
   Fail: (203) [system] char_type(:, space)
   Call: (203) [system] char_type(:, cntrl)
   Fail: (203) [system] char_type(:, cntrl)
^  Fail: (202) [user] is_like_space(:)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _932300)
   Exit: (201) [system] peek_char((0x55fbb4538270), :)
   Call: (201) [system] (:)=')'
   Fail: (201) [system] (:)=')'
   Call: (201) [system] (:)=end_of_file
   Fail: (201) [system] (:)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _937870)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _939728)
   Exit: (203) [system] peek_char((0x55fbb4538270), :)
   Call: (203) [system] (:)=(;)
   Fail: (203) [system] (:)=(;)
   Call: (203) [system] (:)=(/)
   Fail: (203) [system] (:)=(/)
^  Call: (203) [user] is_like_space(:)
   Call: (204) [system] char_type(:, 'white')
   Fail: (204) [system] char_type(:, 'white')
   Call: (204) [system] char_type(:, end_of_line)
   Fail: (204) [system] char_type(:, end_of_line)
   Call: (204) [system] char_type(:, space)
   Fail: (204) [system] char_type(:, space)
   Call: (204) [system] char_type(:, cntrl)
   Fail: (204) [system] char_type(:, cntrl)
^  Fail: (203) [user] is_like_space(:)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _955738)
   Exit: (202) [system] get_char((0x55fbb4538270), :)
   Call: (202) [system] (:)='('
   Fail: (202) [system] (:)='('
   Call: (202) [system] (:)='['
   Fail: (202) [system] (:)='['
   Call: (202) [system] (:)='{'
   Fail: (202) [system] (:)='{'
   Call: (202) [system] (:)='"'
   Fail: (202) [system] (:)='"'
   Call: (202) [system] (:)=!
   Fail: (202) [system] (:)=!
   Call: (202) [system] (:)='\''
   Fail: (202) [system] (:)='\''
   Call: (202) [system] (:)='`'
   Fail: (202) [system] (:)='`'
   Call: (202) [system] (:)=end_of_file
   Fail: (202) [system] (:)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55fbb4538270), :, _937870)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _973380)
   Call: (204) [system] peek_char((0x55fbb4538270), _974314)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (204) [user] is_delimiter(' ')
   Call: (205) [system] char_type(' ', space)
   Exit: (205) [system] char_type(' ', space)
^  Exit: (204) [user] is_delimiter(' ')
   Call: (204) [system] _973380=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (203) [user] classify_and_convert_charseq([:], _937870)
^  Call: (204) [user] classify_and_convert_charseq_([:], _983598)
^  Call: (206) [system] setup_call_cleanup('$notrace'(_984550, _984552), once(user:catch(read_from_chars([:], _983598), _984532, fail)), '$restore_trace'(_984550, _984552))
^  Call: (207) [system] sig_atomic(system:'$notrace'(_984550, _984552))
^  Exit: (206) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _984532, fail)), system:'$restore_trace'(3, -1))
   Call: (205) [system] atomic(:)
   Exit: (205) [system] atomic(:)
^  Exit: (204) [user] classify_and_convert_charseq_([:], :)
   Call: (204) [system] integer(:)
   Fail: (204) [system] integer(:)
   Call: (204) [system] _937870=(:)
   Exit: (204) [system] (:)=(:)
^  Exit: (203) [user] classify_and_convert_charseq([:], :)
^  Exit: (202) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _996678)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _998536)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
   Call: (203) [system] ' '=(/)
   Fail: (203) [system] ' '=(/)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55fbb4538270), _1008130)
   Exit: (203) [system] get_char((0x55fbb4538270), ' ')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1010834)
   Exit: (204) [system] peek_char((0x55fbb4538270), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
   Call: (204) [system] ($)=(/)
   Fail: (204) [system] ($)=(/)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1027768)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=')'
   Fail: (202) [system] ($)=')'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55fbb4538270), _1033338)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1035196)
   Exit: (204) [system] peek_char((0x55fbb4538270), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
   Call: (204) [system] ($)=(/)
   Fail: (204) [system] ($)=(/)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] get_char((0x55fbb4538270), _1051206)
   Exit: (203) [system] get_char((0x55fbb4538270), $)
   Call: (203) [system] ($)='('
   Fail: (203) [system] ($)='('
   Call: (203) [system] ($)='['
   Fail: (203) [system] ($)='['
   Call: (203) [system] ($)='{'
   Fail: (203) [system] ($)='{'
   Call: (203) [system] ($)='"'
   Fail: (203) [system] ($)='"'
   Call: (203) [system] ($)=!
   Fail: (203) [system] ($)=!
   Call: (203) [system] ($)='\''
   Fail: (203) [system] ($)='\''
   Call: (203) [system] ($)='`'
   Fail: (203) [system] ($)='`'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55fbb4538270), $, _1033338)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1068848)
   Call: (205) [system] peek_char((0x55fbb4538270), _1069782)
   Exit: (205) [system] peek_char((0x55fbb4538270), p)
^  Call: (205) [user] is_delimiter(p)
   Call: (206) [system] char_type(p, space)
   Fail: (206) [system] char_type(p, space)
   Call: (206) [system] arg(_1074502, v('(', ')', end_of_file), p)
   Fail: (206) [system] arg(_1075434, v('(', ')', end_of_file), p)
^  Fail: (205) [user] is_delimiter(p)
   Call: (205) [system] ')'==p
   Fail: (205) [system] ')'==p
   Call: (205) [system] get_char((0x55fbb4538270), p)
   Exit: (205) [system] get_char((0x55fbb4538270), p)
   Call: (205) [system] p=(\)
   Fail: (205) [system] p=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1082784)
   Call: (206) [system] peek_char((0x55fbb4538270), _1083718)
   Exit: (206) [system] peek_char((0x55fbb4538270), r)
^  Call: (206) [user] is_delimiter(r)
   Call: (207) [system] char_type(r, space)
   Fail: (207) [system] char_type(r, space)
   Call: (207) [system] arg(_1088438, v('(', ')', end_of_file), r)
   Fail: (207) [system] arg(_1089370, v('(', ')', end_of_file), r)
^  Fail: (206) [user] is_delimiter(r)
   Call: (206) [system] ')'==r
   Fail: (206) [system] ')'==r
   Call: (206) [system] get_char((0x55fbb4538270), r)
   Exit: (206) [system] get_char((0x55fbb4538270), r)
   Call: (206) [system] r=(\)
   Fail: (206) [system] r=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1096720)
   Call: (207) [system] peek_char((0x55fbb4538270), _1097654)
   Exit: (207) [system] peek_char((0x55fbb4538270), o)
^  Call: (207) [user] is_delimiter(o)
   Call: (208) [system] char_type(o, space)
   Fail: (208) [system] char_type(o, space)
   Call: (208) [system] arg(_1102374, v('(', ')', end_of_file), o)
   Fail: (208) [system] arg(_1103306, v('(', ')', end_of_file), o)
^  Fail: (207) [user] is_delimiter(o)
   Call: (207) [system] ')'==o
   Fail: (207) [system] ')'==o
   Call: (207) [system] get_char((0x55fbb4538270), o)
   Exit: (207) [system] get_char((0x55fbb4538270), o)
   Call: (207) [system] o=(\)
   Fail: (207) [system] o=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1110656)
   Call: (208) [system] peek_char((0x55fbb4538270), _1111590)
   Exit: (208) [system] peek_char((0x55fbb4538270), o)
^  Call: (208) [user] is_delimiter(o)
   Call: (209) [system] char_type(o, space)
   Fail: (209) [system] char_type(o, space)
   Call: (209) [system] arg(_1116310, v('(', ')', end_of_file), o)
   Fail: (209) [system] arg(_1117242, v('(', ')', end_of_file), o)
^  Fail: (208) [user] is_delimiter(o)
   Call: (208) [system] ')'==o
   Fail: (208) [system] ')'==o
   Call: (208) [system] get_char((0x55fbb4538270), o)
   Exit: (208) [system] get_char((0x55fbb4538270), o)
   Call: (208) [system] o=(\)
   Fail: (208) [system] o=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1124592)
   Call: (209) [system] peek_char((0x55fbb4538270), _1125526)
   Exit: (209) [system] peek_char((0x55fbb4538270), f)
^  Call: (209) [user] is_delimiter(f)
   Call: (210) [system] char_type(f, space)
   Fail: (210) [system] char_type(f, space)
   Call: (210) [system] arg(_1130246, v('(', ')', end_of_file), f)
   Fail: (210) [system] arg(_1131178, v('(', ')', end_of_file), f)
^  Fail: (209) [user] is_delimiter(f)
   Call: (209) [system] ')'==f
   Fail: (209) [system] ')'==f
   Call: (209) [system] get_char((0x55fbb4538270), f)
   Exit: (209) [system] get_char((0x55fbb4538270), f)
   Call: (209) [system] f=(\)
   Fail: (209) [system] f=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1138528)
   Call: (210) [system] peek_char((0x55fbb4538270), _1139462)
   Exit: (210) [system] peek_char((0x55fbb4538270), '3')
^  Call: (210) [user] is_delimiter('3')
   Call: (211) [system] char_type('3', space)
   Fail: (211) [system] char_type('3', space)
   Call: (211) [system] arg(_1144182, v('(', ')', end_of_file), '3')
   Fail: (211) [system] arg(_1145114, v('(', ')', end_of_file), '3')
^  Fail: (210) [user] is_delimiter('3')
   Call: (210) [system] ')'=='3'
   Fail: (210) [system] ')'=='3'
   Call: (210) [system] get_char((0x55fbb4538270), '3')
   Exit: (210) [system] get_char((0x55fbb4538270), '3')
   Call: (210) [system] '3'=(\)
   Fail: (210) [system] '3'=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1152464)
   Call: (211) [system] peek_char((0x55fbb4538270), _1153398)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (211) [user] is_delimiter(' ')
   Call: (212) [system] char_type(' ', space)
   Exit: (212) [system] char_type(' ', space)
^  Exit: (211) [user] is_delimiter(' ')
   Call: (211) [system] _1152464=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (210) [system] _1138528=['3']
   Exit: (210) [system] ['3']=['3']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), ['3'])
   Call: (209) [system] _1124592=[f, '3']
   Exit: (209) [system] [f, '3']=[f, '3']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [f, '3'])
   Call: (208) [system] _1110656=[o, f, '3']
   Exit: (208) [system] [o, f, '3']=[o, f, '3']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, f, '3'])
   Call: (207) [system] _1096720=[o, o, f, '3']
   Exit: (207) [system] [o, o, f, '3']=[o, o, f, '3']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, o, f, '3'])
   Call: (206) [system] _1082784=[r, o, o, f, '3']
   Exit: (206) [system] [r, o, o, f, '3']=[r, o, o, f, '3']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, o, f, '3'])
   Call: (205) [system] _1068848=[p, r, o, o, f, '3']
   Exit: (205) [system] [p, r, o, o, f, '3']=[p, r, o, o, f, '3']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, o, o, f, '3'])
^  Call: (204) [user] classify_and_convert_charseq([$, p, r, o, o, f, '3'], _1033338)
^  Call: (205) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '3'], _1179446)
   Call: (206) [system] atom_chars(_1180378, ['_', p, r, o, o, f, '3'])
   Exit: (206) [system] atom_chars('_proof3', ['_', p, r, o, o, f, '3'])
^  Exit: (205) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '3'], _proof3)
   Call: (205) [system] integer(_proof3)
   Fail: (205) [system] integer(_proof3)
   Call: (205) [system] _1033338=_proof3
   Exit: (205) [system] _proof3=_proof3
^  Exit: (204) [user] classify_and_convert_charseq([$, p, r, o, o, f, '3'], _proof3)
^  Exit: (203) [user] read_symbolic(')', (0x55fbb4538270), $, _proof3)
^  Exit: (202) [user] cont_sexpr(')', (0x55fbb4538270), _proof3)
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _1189670)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1191528)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
   Call: (204) [system] ' '=(/)
   Fail: (204) [system] ' '=(/)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55fbb4538270), _1201122)
   Exit: (204) [system] get_char((0x55fbb4538270), ' ')
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1203826)
   Exit: (205) [system] peek_char((0x55fbb4538270), $)
   Call: (205) [system] ($)=(;)
   Fail: (205) [system] ($)=(;)
   Call: (205) [system] ($)=(/)
   Fail: (205) [system] ($)=(/)
^  Call: (205) [user] is_like_space($)
   Call: (206) [system] char_type($, 'white')
   Fail: (206) [system] char_type($, 'white')
   Call: (206) [system] char_type($, end_of_line)
   Fail: (206) [system] char_type($, end_of_line)
   Call: (206) [system] char_type($, space)
   Fail: (206) [system] char_type($, space)
   Call: (206) [system] char_type($, cntrl)
   Fail: (206) [system] char_type($, cntrl)
^  Fail: (205) [user] is_like_space($)
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1220760)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=')'
   Fail: (203) [system] ($)=')'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55fbb4538270), _1226330)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1228188)
   Exit: (205) [system] peek_char((0x55fbb4538270), $)
   Call: (205) [system] ($)=(;)
   Fail: (205) [system] ($)=(;)
   Call: (205) [system] ($)=(/)
   Fail: (205) [system] ($)=(/)
^  Call: (205) [user] is_like_space($)
   Call: (206) [system] char_type($, 'white')
   Fail: (206) [system] char_type($, 'white')
   Call: (206) [system] char_type($, end_of_line)
   Fail: (206) [system] char_type($, end_of_line)
   Call: (206) [system] char_type($, space)
   Fail: (206) [system] char_type($, space)
   Call: (206) [system] char_type($, cntrl)
   Fail: (206) [system] char_type($, cntrl)
^  Fail: (205) [user] is_like_space($)
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] get_char((0x55fbb4538270), _1244198)
   Exit: (204) [system] get_char((0x55fbb4538270), $)
   Call: (204) [system] ($)='('
   Fail: (204) [system] ($)='('
   Call: (204) [system] ($)='['
   Fail: (204) [system] ($)='['
   Call: (204) [system] ($)='{'
   Fail: (204) [system] ($)='{'
   Call: (204) [system] ($)='"'
   Fail: (204) [system] ($)='"'
   Call: (204) [system] ($)=!
   Fail: (204) [system] ($)=!
   Call: (204) [system] ($)='\''
   Fail: (204) [system] ($)='\''
   Call: (204) [system] ($)='`'
   Fail: (204) [system] ($)='`'
   Call: (204) [system] ($)=end_of_file
   Fail: (204) [system] ($)=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55fbb4538270), $, _1226330)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1261840)
   Call: (206) [system] peek_char((0x55fbb4538270), _1262774)
   Exit: (206) [system] peek_char((0x55fbb4538270), p)
^  Call: (206) [user] is_delimiter(p)
   Call: (207) [system] char_type(p, space)
   Fail: (207) [system] char_type(p, space)
   Call: (207) [system] arg(_1267494, v('(', ')', end_of_file), p)
   Fail: (207) [system] arg(_1268426, v('(', ')', end_of_file), p)
^  Fail: (206) [user] is_delimiter(p)
   Call: (206) [system] ')'==p
   Fail: (206) [system] ')'==p
   Call: (206) [system] get_char((0x55fbb4538270), p)
   Exit: (206) [system] get_char((0x55fbb4538270), p)
   Call: (206) [system] p=(\)
   Fail: (206) [system] p=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1275776)
   Call: (207) [system] peek_char((0x55fbb4538270), _1276710)
   Exit: (207) [system] peek_char((0x55fbb4538270), r)
^  Call: (207) [user] is_delimiter(r)
   Call: (208) [system] char_type(r, space)
   Fail: (208) [system] char_type(r, space)
   Call: (208) [system] arg(_1281430, v('(', ')', end_of_file), r)
   Fail: (208) [system] arg(_1282362, v('(', ')', end_of_file), r)
^  Fail: (207) [user] is_delimiter(r)
   Call: (207) [system] ')'==r
   Fail: (207) [system] ')'==r
   Call: (207) [system] get_char((0x55fbb4538270), r)
   Exit: (207) [system] get_char((0x55fbb4538270), r)
   Call: (207) [system] r=(\)
   Fail: (207) [system] r=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1289712)
   Call: (208) [system] peek_char((0x55fbb4538270), _1290646)
   Exit: (208) [system] peek_char((0x55fbb4538270), e)
^  Call: (208) [user] is_delimiter(e)
   Call: (209) [system] char_type(e, space)
   Fail: (209) [system] char_type(e, space)
   Call: (209) [system] arg(_1295366, v('(', ')', end_of_file), e)
   Fail: (209) [system] arg(_1296298, v('(', ')', end_of_file), e)
^  Fail: (208) [user] is_delimiter(e)
   Call: (208) [system] ')'==e
   Fail: (208) [system] ')'==e
   Call: (208) [system] get_char((0x55fbb4538270), e)
   Exit: (208) [system] get_char((0x55fbb4538270), e)
   Call: (208) [system] e=(\)
   Fail: (208) [system] e=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1303648)
   Call: (209) [system] peek_char((0x55fbb4538270), _1304582)
   Exit: (209) [system] peek_char((0x55fbb4538270), m)
^  Call: (209) [user] is_delimiter(m)
   Call: (210) [system] char_type(m, space)
   Fail: (210) [system] char_type(m, space)
   Call: (210) [system] arg(_1309302, v('(', ')', end_of_file), m)
   Fail: (210) [system] arg(_1310234, v('(', ')', end_of_file), m)
^  Fail: (209) [user] is_delimiter(m)
   Call: (209) [system] ')'==m
   Fail: (209) [system] ')'==m
   Call: (209) [system] get_char((0x55fbb4538270), m)
   Exit: (209) [system] get_char((0x55fbb4538270), m)
   Call: (209) [system] m=(\)
   Fail: (209) [system] m=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1317584)
   Call: (210) [system] peek_char((0x55fbb4538270), _1318518)
   Exit: (210) [system] peek_char((0x55fbb4538270), i)
^  Call: (210) [user] is_delimiter(i)
   Call: (211) [system] char_type(i, space)
   Fail: (211) [system] char_type(i, space)
   Call: (211) [system] arg(_1323238, v('(', ')', end_of_file), i)
   Fail: (211) [system] arg(_1324170, v('(', ')', end_of_file), i)
^  Fail: (210) [user] is_delimiter(i)
   Call: (210) [system] ')'==i
   Fail: (210) [system] ')'==i
   Call: (210) [system] get_char((0x55fbb4538270), i)
   Exit: (210) [system] get_char((0x55fbb4538270), i)
   Call: (210) [system] i=(\)
   Fail: (210) [system] i=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1331520)
   Call: (211) [system] peek_char((0x55fbb4538270), _1332454)
   Exit: (211) [system] peek_char((0x55fbb4538270), s)
^  Call: (211) [user] is_delimiter(s)
   Call: (212) [system] char_type(s, space)
   Fail: (212) [system] char_type(s, space)
   Call: (212) [system] arg(_1337174, v('(', ')', end_of_file), s)
   Fail: (212) [system] arg(_1338106, v('(', ')', end_of_file), s)
^  Fail: (211) [user] is_delimiter(s)
   Call: (211) [system] ')'==s
   Fail: (211) [system] ')'==s
   Call: (211) [system] get_char((0x55fbb4538270), s)
   Exit: (211) [system] get_char((0x55fbb4538270), s)
   Call: (211) [system] s=(\)
   Fail: (211) [system] s=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1345456)
   Call: (212) [system] peek_char((0x55fbb4538270), _1346390)
   Exit: (212) [system] peek_char((0x55fbb4538270), e)
^  Call: (212) [user] is_delimiter(e)
   Call: (213) [system] char_type(e, space)
   Fail: (213) [system] char_type(e, space)
   Call: (213) [system] arg(_1351110, v('(', ')', end_of_file), e)
   Fail: (213) [system] arg(_1352042, v('(', ')', end_of_file), e)
^  Fail: (212) [user] is_delimiter(e)
   Call: (212) [system] ')'==e
   Fail: (212) [system] ')'==e
   Call: (212) [system] get_char((0x55fbb4538270), e)
   Exit: (212) [system] get_char((0x55fbb4538270), e)
   Call: (212) [system] e=(\)
   Fail: (212) [system] e=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1359392)
   Call: (213) [system] peek_char((0x55fbb4538270), _1360326)
   Exit: (213) [system] peek_char((0x55fbb4538270), '3')
^  Call: (213) [user] is_delimiter('3')
   Call: (214) [system] char_type('3', space)
   Fail: (214) [system] char_type('3', space)
   Call: (214) [system] arg(_1365046, v('(', ')', end_of_file), '3')
   Fail: (214) [system] arg(_1365978, v('(', ')', end_of_file), '3')
^  Fail: (213) [user] is_delimiter('3')
   Call: (213) [system] ')'=='3'
   Fail: (213) [system] ')'=='3'
   Call: (213) [system] get_char((0x55fbb4538270), '3')
   Exit: (213) [system] get_char((0x55fbb4538270), '3')
   Call: (213) [system] '3'=(\)
   Fail: (213) [system] '3'=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1373328)
   Call: (214) [system] peek_char((0x55fbb4538270), _1374262)
   Exit: (214) [system] peek_char((0x55fbb4538270), ')')
^  Call: (214) [user] is_delimiter(')')
   Call: (215) [system] char_type(')', space)
   Fail: (215) [system] char_type(')', space)
   Call: (215) [system] arg(_1378982, v('(', ')', end_of_file), ')')
   Exit: (215) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (214) [user] is_delimiter(')')
   Call: (214) [system] _1373328=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (213) [system] _1359392=['3']
   Exit: (213) [system] ['3']=['3']
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), ['3'])
   Call: (212) [system] _1345456=[e, '3']
   Exit: (212) [system] [e, '3']=[e, '3']
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, '3'])
   Call: (211) [system] _1331520=[s, e, '3']
   Exit: (211) [system] [s, e, '3']=[s, e, '3']
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e, '3'])
   Call: (210) [system] _1317584=[i, s, e, '3']
   Exit: (210) [system] [i, s, e, '3']=[i, s, e, '3']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, e, '3'])
   Call: (209) [system] _1303648=[m, i, s, e, '3']
   Exit: (209) [system] [m, i, s, e, '3']=[m, i, s, e, '3']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, i, s, e, '3'])
   Call: (208) [system] _1289712=[e, m, i, s, e, '3']
   Exit: (208) [system] [e, m, i, s, e, '3']=[e, m, i, s, e, '3']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, m, i, s, e, '3'])
   Call: (207) [system] _1275776=[r, e, m, i, s, e, '3']
   Exit: (207) [system] [r, e, m, i, s, e, '3']=[r, e, m, i, s, e, '3']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, e, m, i, s, e, '3'])
   Call: (206) [system] _1261840=[p, r, e, m, i, s, e, '3']
   Exit: (206) [system] [p, r, e, m, i, s, e, '3']=[p, r, e, m, i, s, e, '3']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, e, m, i, s, e, '3'])
^  Call: (205) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '3'], _1226330)
^  Call: (206) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '3'], _1407770)
   Call: (207) [system] atom_chars(_1408702, ['_', p, r, e, m, i, s, e, '3'])
   Exit: (207) [system] atom_chars('_premise3', ['_', p, r, e, m, i, s, e, '3'])
^  Exit: (206) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '3'], _premise3)
   Call: (206) [system] integer(_premise3)
   Fail: (206) [system] integer(_premise3)
   Call: (206) [system] _1226330=_premise3
   Exit: (206) [system] _premise3=_premise3
^  Exit: (205) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '3'], _premise3)
^  Exit: (204) [user] read_symbolic(')', (0x55fbb4538270), $, _premise3)
^  Exit: (203) [user] cont_sexpr(')', (0x55fbb4538270), _premise3)
^  Call: (203) [user] read_list(')', (0x55fbb4538270), _1417994)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1419852)
   Exit: (205) [system] peek_char((0x55fbb4538270), ')')
   Call: (205) [system] ')'=(;)
   Fail: (205) [system] ')'=(;)
   Call: (205) [system] ')'=(/)
   Fail: (205) [system] ')'=(/)
^  Call: (205) [user] is_like_space(')')
   Call: (206) [system] char_type(')', 'white')
   Fail: (206) [system] char_type(')', 'white')
   Call: (206) [system] char_type(')', end_of_line)
   Fail: (206) [system] char_type(')', end_of_line)
   Call: (206) [system] char_type(')', space)
   Fail: (206) [system] char_type(')', space)
   Call: (206) [system] char_type(')', cntrl)
   Fail: (206) [system] char_type(')', cntrl)
^  Fail: (205) [user] is_like_space(')')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1435862)
   Exit: (204) [system] peek_char((0x55fbb4538270), ')')
   Call: (204) [system] ')'=')'
   Exit: (204) [system] ')'=')'
   Call: (204) [system] get_char((0x55fbb4538270), _1439652)
   Exit: (204) [system] get_char((0x55fbb4538270), ')')
   Call: (204) [system] _1417994=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_list(')', (0x55fbb4538270), [])
   Call: (203) [system] _1189670=[_premise3]
   Exit: (203) [system] [_premise3]=[_premise3]
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), [_premise3])
   Call: (202) [system] _996678=[_proof3, _premise3]
   Exit: (202) [system] [_proof3, _premise3]=[_proof3, _premise3]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [_proof3, _premise3])
   Call: (201) [system] _892852=[:, _proof3, _premise3]
   Exit: (201) [system] [:, _proof3, _premise3]=[:, _proof3, _premise3]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [:, _proof3, _premise3])
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), [:, _proof3, _premise3])
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _1453534)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1455392)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _1464986)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1467690)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1484624)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _1490194)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1492052)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _1508062)
   Exit: (201) [system] get_char((0x55fbb4538270), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _1490194)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1525704)
   Call: (203) [system] peek_char((0x55fbb4538270), _1526638)
   Exit: (203) [system] peek_char((0x55fbb4538270), k)
^  Call: (203) [user] is_delimiter(k)
   Call: (204) [system] char_type(k, space)
   Fail: (204) [system] char_type(k, space)
   Call: (204) [system] arg(_1531358, v('(', ')', end_of_file), k)
   Fail: (204) [system] arg(_1532290, v('(', ')', end_of_file), k)
^  Fail: (203) [user] is_delimiter(k)
   Call: (203) [system] ')'==k
   Fail: (203) [system] ')'==k
   Call: (203) [system] get_char((0x55fbb4538270), k)
   Exit: (203) [system] get_char((0x55fbb4538270), k)
   Call: (203) [system] k=(\)
   Fail: (203) [system] k=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1539640)
   Call: (204) [system] peek_char((0x55fbb4538270), _1540574)
   Exit: (204) [system] peek_char((0x55fbb4538270), b)
^  Call: (204) [user] is_delimiter(b)
   Call: (205) [system] char_type(b, space)
   Fail: (205) [system] char_type(b, space)
   Call: (205) [system] arg(_1545294, v('(', ')', end_of_file), b)
   Fail: (205) [system] arg(_1546226, v('(', ')', end_of_file), b)
^  Fail: (204) [user] is_delimiter(b)
   Call: (204) [system] ')'==b
   Fail: (204) [system] ')'==b
   Call: (204) [system] get_char((0x55fbb4538270), b)
   Exit: (204) [system] get_char((0x55fbb4538270), b)
   Call: (204) [system] b=(\)
   Fail: (204) [system] b=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1553576)
   Call: (205) [system] peek_char((0x55fbb4538270), _1554510)
   Exit: (205) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (205) [user] is_delimiter(' ')
   Call: (206) [system] char_type(' ', space)
   Exit: (206) [system] char_type(' ', space)
^  Exit: (205) [user] is_delimiter(' ')
   Call: (205) [system] _1553576=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (204) [system] _1539640=[b]
   Exit: (204) [system] [b]=[b]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (203) [system] _1525704=[k, b]
   Exit: (203) [system] [k, b]=[k, b]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [k, b])
^  Call: (202) [user] classify_and_convert_charseq([$, k, b], _1490194)
^  Call: (203) [user] classify_and_convert_charseq_([$, k, b], _1569382)
   Call: (204) [system] atom_chars(_1570314, ['_', k, b])
   Exit: (204) [system] atom_chars('_kb', ['_', k, b])
^  Exit: (203) [user] classify_and_convert_charseq_([$, k, b], _kb)
   Call: (203) [system] integer(_kb)
   Fail: (203) [system] integer(_kb)
   Call: (203) [system] _1490194=_kb
   Exit: (203) [system] _kb=_kb
^  Exit: (202) [user] classify_and_convert_charseq([$, k, b], _kb)
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _kb)
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), _kb)
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _1579606)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1581464)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _1591058)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1593762)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1610696)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _1616266)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1618124)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _1634134)
   Exit: (202) [system] get_char((0x55fbb4538270), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _1616266)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1651776)
   Call: (204) [system] peek_char((0x55fbb4538270), _1652710)
   Exit: (204) [system] peek_char((0x55fbb4538270), r)
^  Call: (204) [user] is_delimiter(r)
   Call: (205) [system] char_type(r, space)
   Fail: (205) [system] char_type(r, space)
   Call: (205) [system] arg(_1657430, v('(', ')', end_of_file), r)
   Fail: (205) [system] arg(_1658362, v('(', ')', end_of_file), r)
^  Fail: (204) [user] is_delimiter(r)
   Call: (204) [system] ')'==r
   Fail: (204) [system] ')'==r
   Call: (204) [system] get_char((0x55fbb4538270), r)
   Exit: (204) [system] get_char((0x55fbb4538270), r)
   Call: (204) [system] r=(\)
   Fail: (204) [system] r=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1665712)
   Call: (205) [system] peek_char((0x55fbb4538270), _1666646)
   Exit: (205) [system] peek_char((0x55fbb4538270), b)
^  Call: (205) [user] is_delimiter(b)
   Call: (206) [system] char_type(b, space)
   Fail: (206) [system] char_type(b, space)
   Call: (206) [system] arg(_1671366, v('(', ')', end_of_file), b)
   Fail: (206) [system] arg(_1672298, v('(', ')', end_of_file), b)
^  Fail: (205) [user] is_delimiter(b)
   Call: (205) [system] ')'==b
   Fail: (205) [system] ')'==b
   Call: (205) [system] get_char((0x55fbb4538270), b)
   Exit: (205) [system] get_char((0x55fbb4538270), b)
   Call: (205) [system] b=(\)
   Fail: (205) [system] b=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1679648)
   Call: (206) [system] peek_char((0x55fbb4538270), _1680582)
   Exit: (206) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (206) [user] is_delimiter(' ')
   Call: (207) [system] char_type(' ', space)
   Exit: (207) [system] char_type(' ', space)
^  Exit: (206) [user] is_delimiter(' ')
   Call: (206) [system] _1679648=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (205) [system] _1665712=[b]
   Exit: (205) [system] [b]=[b]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (204) [system] _1651776=[r, b]
   Exit: (204) [system] [r, b]=[r, b]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, b])
^  Call: (203) [user] classify_and_convert_charseq([$, r, b], _1616266)
^  Call: (204) [user] classify_and_convert_charseq_([$, r, b], _1695454)
   Call: (205) [system] atom_chars(_1696386, ['_', r, b])
   Exit: (205) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (204) [user] classify_and_convert_charseq_([$, r, b], _rb)
   Call: (204) [system] integer(_rb)
   Fail: (204) [system] integer(_rb)
   Call: (204) [system] _1616266=_rb
   Exit: (204) [system] _rb=_rb
^  Exit: (203) [user] classify_and_convert_charseq([$, r, b], _rb)
^  Exit: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _rb)
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), _rb)
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _1705678)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1707536)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
   Call: (203) [system] ' '=(/)
   Fail: (203) [system] ' '=(/)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55fbb4538270), _1717130)
   Exit: (203) [system] get_char((0x55fbb4538270), ' ')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1719834)
   Exit: (204) [system] peek_char((0x55fbb4538270), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
   Call: (204) [system] ($)=(/)
   Fail: (204) [system] ($)=(/)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1736768)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=')'
   Fail: (202) [system] ($)=')'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55fbb4538270), _1742338)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1744196)
   Exit: (204) [system] peek_char((0x55fbb4538270), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
   Call: (204) [system] ($)=(/)
   Fail: (204) [system] ($)=(/)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] get_char((0x55fbb4538270), _1760206)
   Exit: (203) [system] get_char((0x55fbb4538270), $)
   Call: (203) [system] ($)='('
   Fail: (203) [system] ($)='('
   Call: (203) [system] ($)='['
   Fail: (203) [system] ($)='['
   Call: (203) [system] ($)='{'
   Fail: (203) [system] ($)='{'
   Call: (203) [system] ($)='"'
   Fail: (203) [system] ($)='"'
   Call: (203) [system] ($)=!
   Fail: (203) [system] ($)=!
   Call: (203) [system] ($)='\''
   Fail: (203) [system] ($)='\''
   Call: (203) [system] ($)='`'
   Fail: (203) [system] ($)='`'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55fbb4538270), $, _1742338)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1777848)
   Call: (205) [system] peek_char((0x55fbb4538270), _1778782)
   Exit: (205) [system] peek_char((0x55fbb4538270), k)
^  Call: (205) [user] is_delimiter(k)
   Call: (206) [system] char_type(k, space)
   Fail: (206) [system] char_type(k, space)
   Call: (206) [system] arg(_1783502, v('(', ')', end_of_file), k)
   Fail: (206) [system] arg(_1784434, v('(', ')', end_of_file), k)
^  Fail: (205) [user] is_delimiter(k)
   Call: (205) [system] ')'==k
   Fail: (205) [system] ')'==k
   Call: (205) [system] get_char((0x55fbb4538270), k)
   Exit: (205) [system] get_char((0x55fbb4538270), k)
   Call: (205) [system] k=(\)
   Fail: (205) [system] k=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1791784)
   Call: (206) [system] peek_char((0x55fbb4538270), _1792718)
   Exit: (206) [system] peek_char((0x55fbb4538270), ')')
^  Call: (206) [user] is_delimiter(')')
   Call: (207) [system] char_type(')', space)
   Fail: (207) [system] char_type(')', space)
   Call: (207) [system] arg(_1797438, v('(', ')', end_of_file), ')')
   Exit: (207) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (206) [user] is_delimiter(')')
   Call: (206) [system] _1791784=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (205) [system] _1777848=[k]
   Exit: (205) [system] [k]=[k]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
^  Call: (204) [user] classify_and_convert_charseq([$, k], _1742338)
^  Call: (205) [user] classify_and_convert_charseq_([$, k], _1806668)
   Call: (206) [system] atom_chars(_1807600, ['_', k])
   Exit: (206) [system] atom_chars('_k', ['_', k])
^  Exit: (205) [user] classify_and_convert_charseq_([$, k], _k)
   Call: (205) [system] integer(_k)
   Fail: (205) [system] integer(_k)
   Call: (205) [system] _1742338=_k
   Exit: (205) [system] _k=_k
^  Exit: (204) [user] classify_and_convert_charseq([$, k], _k)
^  Exit: (203) [user] read_symbolic(')', (0x55fbb4538270), $, _k)
^  Exit: (202) [user] cont_sexpr(')', (0x55fbb4538270), _k)
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _1816892)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1818750)
   Exit: (204) [system] peek_char((0x55fbb4538270), ')')
   Call: (204) [system] ')'=(;)
   Fail: (204) [system] ')'=(;)
   Call: (204) [system] ')'=(/)
   Fail: (204) [system] ')'=(/)
^  Call: (204) [user] is_like_space(')')
   Call: (205) [system] char_type(')', 'white')
   Fail: (205) [system] char_type(')', 'white')
   Call: (205) [system] char_type(')', end_of_line)
   Fail: (205) [system] char_type(')', end_of_line)
   Call: (205) [system] char_type(')', space)
   Fail: (205) [system] char_type(')', space)
   Call: (205) [system] char_type(')', cntrl)
   Fail: (205) [system] char_type(')', cntrl)
^  Fail: (204) [user] is_like_space(')')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1834760)
   Exit: (203) [system] peek_char((0x55fbb4538270), ')')
   Call: (203) [system] ')'=')'
   Exit: (203) [system] ')'=')'
   Call: (203) [system] get_char((0x55fbb4538270), _1838550)
   Exit: (203) [system] get_char((0x55fbb4538270), ')')
   Call: (203) [system] _1816892=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), [])
   Call: (202) [system] _1705678=[_k]
   Exit: (202) [system] [_k]=[_k]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [_k])
   Call: (201) [system] _1579606=[_rb, _k]
   Exit: (201) [system] [_rb, _k]=[_rb, _k]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [_rb, _k])
   Call: (200) [system] _1453534=[_kb, _rb, _k]
   Exit: (200) [system] [_kb, _rb, _k]=[_kb, _rb, _k]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [_kb, _rb, _k])
   Call: (199) [system] _856192=[[:, _proof3, _premise3], _kb, _rb, _k]
   Exit: (199) [system] [[:, _proof3, _premise3], _kb, _rb, _k]=[[:, _proof3, _premise3], _kb, _rb, _k]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [[:, _proof3, _premise3], _kb, _rb, _k])
   Call: (198) [system] _601796=[synthesize, [:, _proof3, _premise3], _kb, _rb, _k]
   Exit: (198) [system] [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]=[synthesize, [:, _proof3, _premise3], _kb, _rb, _k]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [synthesize, [:, _proof3, _premise3], _kb, _rb, _k])
^  Exit: (196) [user] cont_sexpr(')', (0x55fbb4538270), [synthesize, [:, _proof3, _premise3], _kb, _rb, _k])
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _1858020)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1859878)
   Exit: (198) [system] peek_char((0x55fbb4538270), ')')
   Call: (198) [system] ')'=(;)
   Fail: (198) [system] ')'=(;)
   Call: (198) [system] ')'=(/)
   Fail: (198) [system] ')'=(/)
^  Call: (198) [user] is_like_space(')')
   Call: (199) [system] char_type(')', 'white')
   Fail: (199) [system] char_type(')', 'white')
   Call: (199) [system] char_type(')', end_of_line)
   Fail: (199) [system] char_type(')', end_of_line)
   Call: (199) [system] char_type(')', space)
   Fail: (199) [system] char_type(')', space)
   Call: (199) [system] char_type(')', cntrl)
   Fail: (199) [system] char_type(')', cntrl)
^  Fail: (198) [user] is_like_space(')')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1875888)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
   Call: (197) [system] ')'=')'
   Exit: (197) [system] ')'=')'
   Call: (197) [system] get_char((0x55fbb4538270), _1879678)
   Exit: (197) [system] get_char((0x55fbb4538270), ')')
   Call: (197) [system] _1858020=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [])
   Call: (196) [system] _565136=[[synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]
   Exit: (196) [system] [[synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]=[[synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [[synthesize, [:, _proof3, _premise3], _kb, _rb, _k]])
   Call: (195) [system] _3872=[[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]
   Exit: (195) [system] [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]=[[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]])
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]])
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _1890766)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1892624)
   Exit: (195) [system] peek_char((0x55fbb4538270), '\n')
   Call: (195) [system] '\n'=(;)
   Fail: (195) [system] '\n'=(;)
   Call: (195) [system] '\n'=(/)
   Fail: (195) [system] '\n'=(/)
^  Call: (195) [user] is_like_space('\n')
   Call: (196) [system] char_type('\n', 'white')
   Fail: (196) [system] char_type('\n', 'white')
   Call: (196) [system] char_type('\n', end_of_line)
   Exit: (196) [system] char_type('\n', end_of_line)
^  Exit: (195) [user] is_like_space('\n')
   Call: (195) [system] get_char((0x55fbb4538270), _1904074)
   Exit: (195) [system] get_char((0x55fbb4538270), '\n')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1906778)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _1916372)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1919076)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _1928670)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1931374)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _1940968)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1943672)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _1953266)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1955970)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _1965564)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1968268)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _1977862)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1980566)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _1990160)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1992864)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
   Call: (203) [system] ' '=(/)
   Fail: (203) [system] ' '=(/)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55fbb4538270), _2002458)
   Exit: (203) [system] get_char((0x55fbb4538270), ' ')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _2005162)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
   Call: (204) [system] ' '=(/)
   Fail: (204) [system] ' '=(/)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55fbb4538270), _2014756)
   Exit: (204) [system] get_char((0x55fbb4538270), ' ')
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _2017460)
   Exit: (205) [system] peek_char((0x55fbb4538270), ' ')
   Call: (205) [system] ' '=(;)
   Fail: (205) [system] ' '=(;)
   Call: (205) [system] ' '=(/)
   Fail: (205) [system] ' '=(/)
^  Call: (205) [user] is_like_space(' ')
   Call: (206) [system] char_type(' ', 'white')
   Exit: (206) [system] char_type(' ', 'white')
^  Exit: (205) [user] is_like_space(' ')
   Call: (205) [system] get_char((0x55fbb4538270), _2027054)
   Exit: (205) [system] get_char((0x55fbb4538270), ' ')
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _2029758)
   Exit: (206) [system] peek_char((0x55fbb4538270), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
   Call: (206) [system] '('=(/)
   Fail: (206) [system] '('=(/)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _2055932)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=')'
   Fail: (194) [system] '('=')'
   Call: (194) [system] '('=end_of_file
   Fail: (194) [system] '('=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _2061502)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _2063360)
   Exit: (196) [system] peek_char((0x55fbb4538270), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
   Call: (196) [system] '('=(/)
   Fail: (196) [system] '('=(/)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _2079370)
   Exit: (195) [system] get_char((0x55fbb4538270), '(')
   Call: (195) [system] '('='('
   Exit: (195) [system] '('='('
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _2061502)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _2084940)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
   Call: (197) [system] '('=(/)
   Fail: (197) [system] '('=(/)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _8124)
   Exit: (196) [system] peek_char((0x55fbb4538270), '(')
   Call: (196) [system] '('=')'
   Fail: (196) [system] '('=')'
   Call: (196) [system] '('=end_of_file
   Fail: (196) [system] '('=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55fbb4538270), _13694)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _15552)
   Exit: (198) [system] peek_char((0x55fbb4538270), '(')
   Call: (198) [system] '('=(;)
   Fail: (198) [system] '('=(;)
   Call: (198) [system] '('=(/)
   Fail: (198) [system] '('=(/)
^  Call: (198) [user] is_like_space('(')
   Call: (199) [system] char_type('(', 'white')
   Fail: (199) [system] char_type('(', 'white')
   Call: (199) [system] char_type('(', end_of_line)
   Fail: (199) [system] char_type('(', end_of_line)
   Call: (199) [system] char_type('(', space)
   Fail: (199) [system] char_type('(', space)
   Call: (199) [system] char_type('(', cntrl)
   Fail: (199) [system] char_type('(', cntrl)
^  Fail: (198) [user] is_like_space('(')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] get_char((0x55fbb4538270), _31562)
   Exit: (197) [system] get_char((0x55fbb4538270), '(')
   Call: (197) [system] '('='('
   Exit: (197) [system] '('='('
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _13694)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _37132)
   Exit: (199) [system] peek_char((0x55fbb4538270), :)
   Call: (199) [system] (:)=(;)
   Fail: (199) [system] (:)=(;)
   Call: (199) [system] (:)=(/)
   Fail: (199) [system] (:)=(/)
^  Call: (199) [user] is_like_space(:)
   Call: (200) [system] char_type(:, 'white')
   Fail: (200) [system] char_type(:, 'white')
   Call: (200) [system] char_type(:, end_of_line)
   Fail: (200) [system] char_type(:, end_of_line)
   Call: (200) [system] char_type(:, space)
   Fail: (200) [system] char_type(:, space)
   Call: (200) [system] char_type(:, cntrl)
   Fail: (200) [system] char_type(:, cntrl)
^  Fail: (199) [user] is_like_space(:)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _53142)
   Exit: (198) [system] peek_char((0x55fbb4538270), :)
   Call: (198) [system] (:)=')'
   Fail: (198) [system] (:)=')'
   Call: (198) [system] (:)=end_of_file
   Fail: (198) [system] (:)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _58712)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _60570)
   Exit: (200) [system] peek_char((0x55fbb4538270), :)
   Call: (200) [system] (:)=(;)
   Fail: (200) [system] (:)=(;)
   Call: (200) [system] (:)=(/)
   Fail: (200) [system] (:)=(/)
^  Call: (200) [user] is_like_space(:)
   Call: (201) [system] char_type(:, 'white')
   Fail: (201) [system] char_type(:, 'white')
   Call: (201) [system] char_type(:, end_of_line)
   Fail: (201) [system] char_type(:, end_of_line)
   Call: (201) [system] char_type(:, space)
   Fail: (201) [system] char_type(:, space)
   Call: (201) [system] char_type(:, cntrl)
   Fail: (201) [system] char_type(:, cntrl)
^  Fail: (200) [user] is_like_space(:)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _76580)
   Exit: (199) [system] get_char((0x55fbb4538270), :)
   Call: (199) [system] (:)='('
   Fail: (199) [system] (:)='('
   Call: (199) [system] (:)='['
   Fail: (199) [system] (:)='['
   Call: (199) [system] (:)='{'
   Fail: (199) [system] (:)='{'
   Call: (199) [system] (:)='"'
   Fail: (199) [system] (:)='"'
   Call: (199) [system] (:)=!
   Fail: (199) [system] (:)=!
   Call: (199) [system] (:)='\''
   Fail: (199) [system] (:)='\''
   Call: (199) [system] (:)='`'
   Fail: (199) [system] (:)='`'
   Call: (199) [system] (:)=end_of_file
   Fail: (199) [system] (:)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55fbb4538270), :, _58712)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _94222)
   Call: (201) [system] peek_char((0x55fbb4538270), _95156)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (201) [user] is_delimiter(' ')
   Call: (202) [system] char_type(' ', space)
   Exit: (202) [system] char_type(' ', space)
^  Exit: (201) [user] is_delimiter(' ')
   Call: (201) [system] _94222=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (200) [user] classify_and_convert_charseq([:], _58712)
^  Call: (201) [user] classify_and_convert_charseq_([:], _104440)
^  Call: (203) [system] setup_call_cleanup('$notrace'(_105392, _105394), once(user:catch(read_from_chars([:], _104440), _105374, fail)), '$restore_trace'(_105392, _105394))
^  Call: (204) [system] sig_atomic(system:'$notrace'(_105392, _105394))
^  Exit: (203) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _105374, fail)), system:'$restore_trace'(3, -1))
   Call: (202) [system] atomic(:)
   Exit: (202) [system] atomic(:)
^  Exit: (201) [user] classify_and_convert_charseq_([:], :)
   Call: (201) [system] integer(:)
   Fail: (201) [system] integer(:)
   Call: (201) [system] _58712=(:)
   Exit: (201) [system] (:)=(:)
^  Exit: (200) [user] classify_and_convert_charseq([:], :)
^  Exit: (199) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _117520)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _119378)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _128972)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _131676)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
   Call: (201) [system] ($)=(/)
   Fail: (201) [system] ($)=(/)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _148610)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=')'
   Fail: (199) [system] ($)=')'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _154180)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _156038)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
   Call: (201) [system] ($)=(/)
   Fail: (201) [system] ($)=(/)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _172048)
   Exit: (200) [system] get_char((0x55fbb4538270), $)
   Call: (200) [system] ($)='('
   Fail: (200) [system] ($)='('
   Call: (200) [system] ($)='['
   Fail: (200) [system] ($)='['
   Call: (200) [system] ($)='{'
   Fail: (200) [system] ($)='{'
   Call: (200) [system] ($)='"'
   Fail: (200) [system] ($)='"'
   Call: (200) [system] ($)=!
   Fail: (200) [system] ($)=!
   Call: (200) [system] ($)='\''
   Fail: (200) [system] ($)='\''
   Call: (200) [system] ($)='`'
   Fail: (200) [system] ($)='`'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55fbb4538270), $, _154180)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _189690)
   Call: (202) [system] peek_char((0x55fbb4538270), _190624)
   Exit: (202) [system] peek_char((0x55fbb4538270), p)
^  Call: (202) [user] is_delimiter(p)
   Call: (203) [system] char_type(p, space)
   Fail: (203) [system] char_type(p, space)
   Call: (203) [system] arg(_195344, v('(', ')', end_of_file), p)
   Fail: (203) [system] arg(_196276, v('(', ')', end_of_file), p)
^  Fail: (202) [user] is_delimiter(p)
   Call: (202) [system] ')'==p
   Fail: (202) [system] ')'==p
   Call: (202) [system] get_char((0x55fbb4538270), p)
   Exit: (202) [system] get_char((0x55fbb4538270), p)
   Call: (202) [system] p=(\)
   Fail: (202) [system] p=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _203626)
   Call: (203) [system] peek_char((0x55fbb4538270), _204560)
   Exit: (203) [system] peek_char((0x55fbb4538270), r)
^  Call: (203) [user] is_delimiter(r)
   Call: (204) [system] char_type(r, space)
   Fail: (204) [system] char_type(r, space)
   Call: (204) [system] arg(_209280, v('(', ')', end_of_file), r)
   Fail: (204) [system] arg(_210212, v('(', ')', end_of_file), r)
^  Fail: (203) [user] is_delimiter(r)
   Call: (203) [system] ')'==r
   Fail: (203) [system] ')'==r
   Call: (203) [system] get_char((0x55fbb4538270), r)
   Exit: (203) [system] get_char((0x55fbb4538270), r)
   Call: (203) [system] r=(\)
   Fail: (203) [system] r=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _217562)
   Call: (204) [system] peek_char((0x55fbb4538270), _218496)
   Exit: (204) [system] peek_char((0x55fbb4538270), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_223216, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_224148, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55fbb4538270), o)
   Exit: (204) [system] get_char((0x55fbb4538270), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _231498)
   Call: (205) [system] peek_char((0x55fbb4538270), _232432)
   Exit: (205) [system] peek_char((0x55fbb4538270), o)
^  Call: (205) [user] is_delimiter(o)
   Call: (206) [system] char_type(o, space)
   Fail: (206) [system] char_type(o, space)
   Call: (206) [system] arg(_237152, v('(', ')', end_of_file), o)
   Fail: (206) [system] arg(_238084, v('(', ')', end_of_file), o)
^  Fail: (205) [user] is_delimiter(o)
   Call: (205) [system] ')'==o
   Fail: (205) [system] ')'==o
   Call: (205) [system] get_char((0x55fbb4538270), o)
   Exit: (205) [system] get_char((0x55fbb4538270), o)
   Call: (205) [system] o=(\)
   Fail: (205) [system] o=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _245434)
   Call: (206) [system] peek_char((0x55fbb4538270), _246368)
   Exit: (206) [system] peek_char((0x55fbb4538270), f)
^  Call: (206) [user] is_delimiter(f)
   Call: (207) [system] char_type(f, space)
   Fail: (207) [system] char_type(f, space)
   Call: (207) [system] arg(_251088, v('(', ')', end_of_file), f)
   Fail: (207) [system] arg(_252020, v('(', ')', end_of_file), f)
^  Fail: (206) [user] is_delimiter(f)
   Call: (206) [system] ')'==f
   Fail: (206) [system] ')'==f
   Call: (206) [system] get_char((0x55fbb4538270), f)
   Exit: (206) [system] get_char((0x55fbb4538270), f)
   Call: (206) [system] f=(\)
   Fail: (206) [system] f=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _259370)
   Call: (207) [system] peek_char((0x55fbb4538270), _260304)
   Exit: (207) [system] peek_char((0x55fbb4538270), '4')
^  Call: (207) [user] is_delimiter('4')
   Call: (208) [system] char_type('4', space)
   Fail: (208) [system] char_type('4', space)
   Call: (208) [system] arg(_265024, v('(', ')', end_of_file), '4')
   Fail: (208) [system] arg(_265956, v('(', ')', end_of_file), '4')
^  Fail: (207) [user] is_delimiter('4')
   Call: (207) [system] ')'=='4'
   Fail: (207) [system] ')'=='4'
   Call: (207) [system] get_char((0x55fbb4538270), '4')
   Exit: (207) [system] get_char((0x55fbb4538270), '4')
   Call: (207) [system] '4'=(\)
   Fail: (207) [system] '4'=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _273306)
   Call: (208) [system] peek_char((0x55fbb4538270), _274240)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (208) [user] is_delimiter(' ')
   Call: (209) [system] char_type(' ', space)
   Exit: (209) [system] char_type(' ', space)
^  Exit: (208) [user] is_delimiter(' ')
   Call: (208) [system] _273306=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (207) [system] _259370=['4']
   Exit: (207) [system] ['4']=['4']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), ['4'])
   Call: (206) [system] _245434=[f, '4']
   Exit: (206) [system] [f, '4']=[f, '4']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [f, '4'])
   Call: (205) [system] _231498=[o, f, '4']
   Exit: (205) [system] [o, f, '4']=[o, f, '4']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, f, '4'])
   Call: (204) [system] _217562=[o, o, f, '4']
   Exit: (204) [system] [o, o, f, '4']=[o, o, f, '4']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, o, f, '4'])
   Call: (203) [system] _203626=[r, o, o, f, '4']
   Exit: (203) [system] [r, o, o, f, '4']=[r, o, o, f, '4']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, o, f, '4'])
   Call: (202) [system] _189690=[p, r, o, o, f, '4']
   Exit: (202) [system] [p, r, o, o, f, '4']=[p, r, o, o, f, '4']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, o, o, f, '4'])
^  Call: (201) [user] classify_and_convert_charseq([$, p, r, o, o, f, '4'], _154180)
^  Call: (202) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '4'], _300288)
   Call: (203) [system] atom_chars(_301220, ['_', p, r, o, o, f, '4'])
   Exit: (203) [system] atom_chars('_proof4', ['_', p, r, o, o, f, '4'])
^  Exit: (202) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '4'], _proof4)
   Call: (202) [system] integer(_proof4)
   Fail: (202) [system] integer(_proof4)
   Call: (202) [system] _154180=_proof4
   Exit: (202) [system] _proof4=_proof4
^  Exit: (201) [user] classify_and_convert_charseq([$, p, r, o, o, f, '4'], _proof4)
^  Exit: (200) [user] read_symbolic(')', (0x55fbb4538270), $, _proof4)
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), _proof4)
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _310512)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _312370)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _321964)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _324668)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _341602)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _347172)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _349030)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _365040)
   Exit: (201) [system] get_char((0x55fbb4538270), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _347172)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _382682)
   Call: (203) [system] peek_char((0x55fbb4538270), _383616)
   Exit: (203) [system] peek_char((0x55fbb4538270), p)
^  Call: (203) [user] is_delimiter(p)
   Call: (204) [system] char_type(p, space)
   Fail: (204) [system] char_type(p, space)
   Call: (204) [system] arg(_388336, v('(', ')', end_of_file), p)
   Fail: (204) [system] arg(_389268, v('(', ')', end_of_file), p)
^  Fail: (203) [user] is_delimiter(p)
   Call: (203) [system] ')'==p
   Fail: (203) [system] ')'==p
   Call: (203) [system] get_char((0x55fbb4538270), p)
   Exit: (203) [system] get_char((0x55fbb4538270), p)
   Call: (203) [system] p=(\)
   Fail: (203) [system] p=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _396618)
   Call: (204) [system] peek_char((0x55fbb4538270), _397552)
   Exit: (204) [system] peek_char((0x55fbb4538270), r)
^  Call: (204) [user] is_delimiter(r)
   Call: (205) [system] char_type(r, space)
   Fail: (205) [system] char_type(r, space)
   Call: (205) [system] arg(_402272, v('(', ')', end_of_file), r)
   Fail: (205) [system] arg(_403204, v('(', ')', end_of_file), r)
^  Fail: (204) [user] is_delimiter(r)
   Call: (204) [system] ')'==r
   Fail: (204) [system] ')'==r
   Call: (204) [system] get_char((0x55fbb4538270), r)
   Exit: (204) [system] get_char((0x55fbb4538270), r)
   Call: (204) [system] r=(\)
   Fail: (204) [system] r=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _410554)
   Call: (205) [system] peek_char((0x55fbb4538270), _411488)
   Exit: (205) [system] peek_char((0x55fbb4538270), e)
^  Call: (205) [user] is_delimiter(e)
   Call: (206) [system] char_type(e, space)
   Fail: (206) [system] char_type(e, space)
   Call: (206) [system] arg(_416208, v('(', ')', end_of_file), e)
   Fail: (206) [system] arg(_417140, v('(', ')', end_of_file), e)
^  Fail: (205) [user] is_delimiter(e)
   Call: (205) [system] ')'==e
   Fail: (205) [system] ')'==e
   Call: (205) [system] get_char((0x55fbb4538270), e)
   Exit: (205) [system] get_char((0x55fbb4538270), e)
   Call: (205) [system] e=(\)
   Fail: (205) [system] e=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _424490)
   Call: (206) [system] peek_char((0x55fbb4538270), _425424)
   Exit: (206) [system] peek_char((0x55fbb4538270), m)
^  Call: (206) [user] is_delimiter(m)
   Call: (207) [system] char_type(m, space)
   Fail: (207) [system] char_type(m, space)
   Call: (207) [system] arg(_430144, v('(', ')', end_of_file), m)
   Fail: (207) [system] arg(_431076, v('(', ')', end_of_file), m)
^  Fail: (206) [user] is_delimiter(m)
   Call: (206) [system] ')'==m
   Fail: (206) [system] ')'==m
   Call: (206) [system] get_char((0x55fbb4538270), m)
   Exit: (206) [system] get_char((0x55fbb4538270), m)
   Call: (206) [system] m=(\)
   Fail: (206) [system] m=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _438426)
   Call: (207) [system] peek_char((0x55fbb4538270), _439360)
   Exit: (207) [system] peek_char((0x55fbb4538270), i)
^  Call: (207) [user] is_delimiter(i)
   Call: (208) [system] char_type(i, space)
   Fail: (208) [system] char_type(i, space)
   Call: (208) [system] arg(_444080, v('(', ')', end_of_file), i)
   Fail: (208) [system] arg(_445012, v('(', ')', end_of_file), i)
^  Fail: (207) [user] is_delimiter(i)
   Call: (207) [system] ')'==i
   Fail: (207) [system] ')'==i
   Call: (207) [system] get_char((0x55fbb4538270), i)
   Exit: (207) [system] get_char((0x55fbb4538270), i)
   Call: (207) [system] i=(\)
   Fail: (207) [system] i=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _452362)
   Call: (208) [system] peek_char((0x55fbb4538270), _453296)
   Exit: (208) [system] peek_char((0x55fbb4538270), s)
^  Call: (208) [user] is_delimiter(s)
   Call: (209) [system] char_type(s, space)
   Fail: (209) [system] char_type(s, space)
   Call: (209) [system] arg(_458016, v('(', ')', end_of_file), s)
   Fail: (209) [system] arg(_458948, v('(', ')', end_of_file), s)
^  Fail: (208) [user] is_delimiter(s)
   Call: (208) [system] ')'==s
   Fail: (208) [system] ')'==s
   Call: (208) [system] get_char((0x55fbb4538270), s)
   Exit: (208) [system] get_char((0x55fbb4538270), s)
   Call: (208) [system] s=(\)
   Fail: (208) [system] s=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _466298)
   Call: (209) [system] peek_char((0x55fbb4538270), _467232)
   Exit: (209) [system] peek_char((0x55fbb4538270), e)
^  Call: (209) [user] is_delimiter(e)
   Call: (210) [system] char_type(e, space)
   Fail: (210) [system] char_type(e, space)
   Call: (210) [system] arg(_471952, v('(', ')', end_of_file), e)
   Fail: (210) [system] arg(_472884, v('(', ')', end_of_file), e)
^  Fail: (209) [user] is_delimiter(e)
   Call: (209) [system] ')'==e
   Fail: (209) [system] ')'==e
   Call: (209) [system] get_char((0x55fbb4538270), e)
   Exit: (209) [system] get_char((0x55fbb4538270), e)
   Call: (209) [system] e=(\)
   Fail: (209) [system] e=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _480234)
   Call: (210) [system] peek_char((0x55fbb4538270), _481168)
   Exit: (210) [system] peek_char((0x55fbb4538270), '4')
^  Call: (210) [user] is_delimiter('4')
   Call: (211) [system] char_type('4', space)
   Fail: (211) [system] char_type('4', space)
   Call: (211) [system] arg(_485888, v('(', ')', end_of_file), '4')
   Fail: (211) [system] arg(_486820, v('(', ')', end_of_file), '4')
^  Fail: (210) [user] is_delimiter('4')
   Call: (210) [system] ')'=='4'
   Fail: (210) [system] ')'=='4'
   Call: (210) [system] get_char((0x55fbb4538270), '4')
   Exit: (210) [system] get_char((0x55fbb4538270), '4')
   Call: (210) [system] '4'=(\)
   Fail: (210) [system] '4'=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _494170)
   Call: (211) [system] peek_char((0x55fbb4538270), _495104)
   Exit: (211) [system] peek_char((0x55fbb4538270), ')')
^  Call: (211) [user] is_delimiter(')')
   Call: (212) [system] char_type(')', space)
   Fail: (212) [system] char_type(')', space)
   Call: (212) [system] arg(_499824, v('(', ')', end_of_file), ')')
   Exit: (212) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (211) [user] is_delimiter(')')
   Call: (211) [system] _494170=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (210) [system] _480234=['4']
   Exit: (210) [system] ['4']=['4']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), ['4'])
   Call: (209) [system] _466298=[e, '4']
   Exit: (209) [system] [e, '4']=[e, '4']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, '4'])
   Call: (208) [system] _452362=[s, e, '4']
   Exit: (208) [system] [s, e, '4']=[s, e, '4']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e, '4'])
   Call: (207) [system] _438426=[i, s, e, '4']
   Exit: (207) [system] [i, s, e, '4']=[i, s, e, '4']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, e, '4'])
   Call: (206) [system] _424490=[m, i, s, e, '4']
   Exit: (206) [system] [m, i, s, e, '4']=[m, i, s, e, '4']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, i, s, e, '4'])
   Call: (205) [system] _410554=[e, m, i, s, e, '4']
   Exit: (205) [system] [e, m, i, s, e, '4']=[e, m, i, s, e, '4']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, m, i, s, e, '4'])
   Call: (204) [system] _396618=[r, e, m, i, s, e, '4']
   Exit: (204) [system] [r, e, m, i, s, e, '4']=[r, e, m, i, s, e, '4']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, e, m, i, s, e, '4'])
   Call: (203) [system] _382682=[p, r, e, m, i, s, e, '4']
   Exit: (203) [system] [p, r, e, m, i, s, e, '4']=[p, r, e, m, i, s, e, '4']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, e, m, i, s, e, '4'])
^  Call: (202) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '4'], _347172)
^  Call: (203) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '4'], _528612)
   Call: (204) [system] atom_chars(_529544, ['_', p, r, e, m, i, s, e, '4'])
   Exit: (204) [system] atom_chars('_premise4', ['_', p, r, e, m, i, s, e, '4'])
^  Exit: (203) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '4'], _premise4)
   Call: (203) [system] integer(_premise4)
   Fail: (203) [system] integer(_premise4)
   Call: (203) [system] _347172=_premise4
   Exit: (203) [system] _premise4=_premise4
^  Exit: (202) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '4'], _premise4)
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _premise4)
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), _premise4)
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _538836)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _540694)
   Exit: (202) [system] peek_char((0x55fbb4538270), ')')
   Call: (202) [system] ')'=(;)
   Fail: (202) [system] ')'=(;)
   Call: (202) [system] ')'=(/)
   Fail: (202) [system] ')'=(/)
^  Call: (202) [user] is_like_space(')')
   Call: (203) [system] char_type(')', 'white')
   Fail: (203) [system] char_type(')', 'white')
   Call: (203) [system] char_type(')', end_of_line)
   Fail: (203) [system] char_type(')', end_of_line)
   Call: (203) [system] char_type(')', space)
   Fail: (203) [system] char_type(')', space)
   Call: (203) [system] char_type(')', cntrl)
   Fail: (203) [system] char_type(')', cntrl)
^  Fail: (202) [user] is_like_space(')')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _556704)
   Exit: (201) [system] peek_char((0x55fbb4538270), ')')
   Call: (201) [system] ')'=')'
   Exit: (201) [system] ')'=')'
   Call: (201) [system] get_char((0x55fbb4538270), _560494)
   Exit: (201) [system] get_char((0x55fbb4538270), ')')
   Call: (201) [system] _538836=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [])
   Call: (200) [system] _310512=[_premise4]
   Exit: (200) [system] [_premise4]=[_premise4]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [_premise4])
   Call: (199) [system] _117520=[_proof4, _premise4]
   Exit: (199) [system] [_proof4, _premise4]=[_proof4, _premise4]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [_proof4, _premise4])
   Call: (198) [system] _13694=[:, _proof4, _premise4]
   Exit: (198) [system] [:, _proof4, _premise4]=[:, _proof4, _premise4]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [:, _proof4, _premise4])
^  Exit: (196) [user] cont_sexpr(')', (0x55fbb4538270), [:, _proof4, _premise4])
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _574376)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _576234)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _585828)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _588532)
   Exit: (199) [system] peek_char((0x55fbb4538270), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
   Call: (199) [system] '('=(/)
   Fail: (199) [system] '('=(/)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _605466)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=')'
   Fail: (197) [system] '('=')'
   Call: (197) [system] '('=end_of_file
   Fail: (197) [system] '('=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _611036)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _612894)
   Exit: (199) [system] peek_char((0x55fbb4538270), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
   Call: (199) [system] '('=(/)
   Fail: (199) [system] '('=(/)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _628904)
   Exit: (198) [system] get_char((0x55fbb4538270), '(')
   Call: (198) [system] '('='('
   Exit: (198) [system] '('='('
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _611036)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _634474)
   Exit: (200) [system] peek_char((0x55fbb4538270), s)
   Call: (200) [system] s=(;)
   Fail: (200) [system] s=(;)
   Call: (200) [system] s=(/)
   Fail: (200) [system] s=(/)
^  Call: (200) [user] is_like_space(s)
   Call: (201) [system] char_type(s, 'white')
   Fail: (201) [system] char_type(s, 'white')
   Call: (201) [system] char_type(s, end_of_line)
   Fail: (201) [system] char_type(s, end_of_line)
   Call: (201) [system] char_type(s, space)
   Fail: (201) [system] char_type(s, space)
   Call: (201) [system] char_type(s, cntrl)
   Fail: (201) [system] char_type(s, cntrl)
^  Fail: (200) [user] is_like_space(s)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _650484)
   Exit: (199) [system] peek_char((0x55fbb4538270), s)
   Call: (199) [system] s=')'
   Fail: (199) [system] s=')'
   Call: (199) [system] s=end_of_file
   Fail: (199) [system] s=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _656054)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _657912)
   Exit: (201) [system] peek_char((0x55fbb4538270), s)
   Call: (201) [system] s=(;)
   Fail: (201) [system] s=(;)
   Call: (201) [system] s=(/)
   Fail: (201) [system] s=(/)
^  Call: (201) [user] is_like_space(s)
   Call: (202) [system] char_type(s, 'white')
   Fail: (202) [system] char_type(s, 'white')
   Call: (202) [system] char_type(s, end_of_line)
   Fail: (202) [system] char_type(s, end_of_line)
   Call: (202) [system] char_type(s, space)
   Fail: (202) [system] char_type(s, space)
   Call: (202) [system] char_type(s, cntrl)
   Fail: (202) [system] char_type(s, cntrl)
^  Fail: (201) [user] is_like_space(s)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _673922)
   Exit: (200) [system] get_char((0x55fbb4538270), s)
   Call: (200) [system] s='('
   Fail: (200) [system] s='('
   Call: (200) [system] s='['
   Fail: (200) [system] s='['
   Call: (200) [system] s='{'
   Fail: (200) [system] s='{'
   Call: (200) [system] s='"'
   Fail: (200) [system] s='"'
   Call: (200) [system] s=!
   Fail: (200) [system] s=!
   Call: (200) [system] s='\''
   Fail: (200) [system] s='\''
   Call: (200) [system] s='`'
   Fail: (200) [system] s='`'
   Call: (200) [system] s=end_of_file
   Fail: (200) [system] s=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55fbb4538270), s, _656054)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _691564)
   Call: (202) [system] peek_char((0x55fbb4538270), _692498)
   Exit: (202) [system] peek_char((0x55fbb4538270), y)
^  Call: (202) [user] is_delimiter(y)
   Call: (203) [system] char_type(y, space)
   Fail: (203) [system] char_type(y, space)
   Call: (203) [system] arg(_697218, v('(', ')', end_of_file), y)
   Fail: (203) [system] arg(_698150, v('(', ')', end_of_file), y)
^  Fail: (202) [user] is_delimiter(y)
   Call: (202) [system] ')'==y
   Fail: (202) [system] ')'==y
   Call: (202) [system] get_char((0x55fbb4538270), y)
   Exit: (202) [system] get_char((0x55fbb4538270), y)
   Call: (202) [system] y=(\)
   Fail: (202) [system] y=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _705500)
   Call: (203) [system] peek_char((0x55fbb4538270), _706434)
   Exit: (203) [system] peek_char((0x55fbb4538270), n)
^  Call: (203) [user] is_delimiter(n)
   Call: (204) [system] char_type(n, space)
   Fail: (204) [system] char_type(n, space)
   Call: (204) [system] arg(_711154, v('(', ')', end_of_file), n)
   Fail: (204) [system] arg(_712086, v('(', ')', end_of_file), n)
^  Fail: (203) [user] is_delimiter(n)
   Call: (203) [system] ')'==n
   Fail: (203) [system] ')'==n
   Call: (203) [system] get_char((0x55fbb4538270), n)
   Exit: (203) [system] get_char((0x55fbb4538270), n)
   Call: (203) [system] n=(\)
   Fail: (203) [system] n=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _719436)
   Call: (204) [system] peek_char((0x55fbb4538270), _720370)
   Exit: (204) [system] peek_char((0x55fbb4538270), t)
^  Call: (204) [user] is_delimiter(t)
   Call: (205) [system] char_type(t, space)
   Fail: (205) [system] char_type(t, space)
   Call: (205) [system] arg(_725090, v('(', ')', end_of_file), t)
   Fail: (205) [system] arg(_726022, v('(', ')', end_of_file), t)
^  Fail: (204) [user] is_delimiter(t)
   Call: (204) [system] ')'==t
   Fail: (204) [system] ')'==t
   Call: (204) [system] get_char((0x55fbb4538270), t)
   Exit: (204) [system] get_char((0x55fbb4538270), t)
   Call: (204) [system] t=(\)
   Fail: (204) [system] t=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _733372)
   Call: (205) [system] peek_char((0x55fbb4538270), _734306)
   Exit: (205) [system] peek_char((0x55fbb4538270), h)
^  Call: (205) [user] is_delimiter(h)
   Call: (206) [system] char_type(h, space)
   Fail: (206) [system] char_type(h, space)
   Call: (206) [system] arg(_739026, v('(', ')', end_of_file), h)
   Fail: (206) [system] arg(_739958, v('(', ')', end_of_file), h)
^  Fail: (205) [user] is_delimiter(h)
   Call: (205) [system] ')'==h
   Fail: (205) [system] ')'==h
   Call: (205) [system] get_char((0x55fbb4538270), h)
   Exit: (205) [system] get_char((0x55fbb4538270), h)
   Call: (205) [system] h=(\)
   Fail: (205) [system] h=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _747308)
   Call: (206) [system] peek_char((0x55fbb4538270), _748242)
   Exit: (206) [system] peek_char((0x55fbb4538270), e)
^  Call: (206) [user] is_delimiter(e)
   Call: (207) [system] char_type(e, space)
   Fail: (207) [system] char_type(e, space)
   Call: (207) [system] arg(_752962, v('(', ')', end_of_file), e)
   Fail: (207) [system] arg(_753894, v('(', ')', end_of_file), e)
^  Fail: (206) [user] is_delimiter(e)
   Call: (206) [system] ')'==e
   Fail: (206) [system] ')'==e
   Call: (206) [system] get_char((0x55fbb4538270), e)
   Exit: (206) [system] get_char((0x55fbb4538270), e)
   Call: (206) [system] e=(\)
   Fail: (206) [system] e=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _761244)
   Call: (207) [system] peek_char((0x55fbb4538270), _762178)
   Exit: (207) [system] peek_char((0x55fbb4538270), s)
^  Call: (207) [user] is_delimiter(s)
   Call: (208) [system] char_type(s, space)
   Fail: (208) [system] char_type(s, space)
   Call: (208) [system] arg(_766898, v('(', ')', end_of_file), s)
   Fail: (208) [system] arg(_767830, v('(', ')', end_of_file), s)
^  Fail: (207) [user] is_delimiter(s)
   Call: (207) [system] ')'==s
   Fail: (207) [system] ')'==s
   Call: (207) [system] get_char((0x55fbb4538270), s)
   Exit: (207) [system] get_char((0x55fbb4538270), s)
   Call: (207) [system] s=(\)
   Fail: (207) [system] s=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _775180)
   Call: (208) [system] peek_char((0x55fbb4538270), _776114)
   Exit: (208) [system] peek_char((0x55fbb4538270), i)
^  Call: (208) [user] is_delimiter(i)
   Call: (209) [system] char_type(i, space)
   Fail: (209) [system] char_type(i, space)
   Call: (209) [system] arg(_780834, v('(', ')', end_of_file), i)
   Fail: (209) [system] arg(_781766, v('(', ')', end_of_file), i)
^  Fail: (208) [user] is_delimiter(i)
   Call: (208) [system] ')'==i
   Fail: (208) [system] ')'==i
   Call: (208) [system] get_char((0x55fbb4538270), i)
   Exit: (208) [system] get_char((0x55fbb4538270), i)
   Call: (208) [system] i=(\)
   Fail: (208) [system] i=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _789116)
   Call: (209) [system] peek_char((0x55fbb4538270), _790050)
   Exit: (209) [system] peek_char((0x55fbb4538270), z)
^  Call: (209) [user] is_delimiter(z)
   Call: (210) [system] char_type(z, space)
   Fail: (210) [system] char_type(z, space)
   Call: (210) [system] arg(_794770, v('(', ')', end_of_file), z)
   Fail: (210) [system] arg(_795702, v('(', ')', end_of_file), z)
^  Fail: (209) [user] is_delimiter(z)
   Call: (209) [system] ')'==z
   Fail: (209) [system] ')'==z
   Call: (209) [system] get_char((0x55fbb4538270), z)
   Exit: (209) [system] get_char((0x55fbb4538270), z)
   Call: (209) [system] z=(\)
   Fail: (209) [system] z=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _803052)
   Call: (210) [system] peek_char((0x55fbb4538270), _803986)
   Exit: (210) [system] peek_char((0x55fbb4538270), e)
^  Call: (210) [user] is_delimiter(e)
   Call: (211) [system] char_type(e, space)
   Fail: (211) [system] char_type(e, space)
   Call: (211) [system] arg(_808706, v('(', ')', end_of_file), e)
   Fail: (211) [system] arg(_809638, v('(', ')', end_of_file), e)
^  Fail: (210) [user] is_delimiter(e)
   Call: (210) [system] ')'==e
   Fail: (210) [system] ')'==e
   Call: (210) [system] get_char((0x55fbb4538270), e)
   Exit: (210) [system] get_char((0x55fbb4538270), e)
   Call: (210) [system] e=(\)
   Fail: (210) [system] e=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _816988)
   Call: (211) [system] peek_char((0x55fbb4538270), _817922)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (211) [user] is_delimiter(' ')
   Call: (212) [system] char_type(' ', space)
   Exit: (212) [system] char_type(' ', space)
^  Exit: (211) [user] is_delimiter(' ')
   Call: (211) [system] _816988=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (210) [system] _803052=[e]
   Exit: (210) [system] [e]=[e]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (209) [system] _789116=[z, e]
   Exit: (209) [system] [z, e]=[z, e]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [z, e])
   Call: (208) [system] _775180=[i, z, e]
   Exit: (208) [system] [i, z, e]=[i, z, e]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, z, e])
   Call: (207) [system] _761244=[s, i, z, e]
   Exit: (207) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, i, z, e])
   Call: (206) [system] _747308=[e, s, i, z, e]
   Exit: (206) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, s, i, z, e])
   Call: (205) [system] _733372=[h, e, s, i, z, e]
   Exit: (205) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [h, e, s, i, z, e])
   Call: (204) [system] _719436=[t, h, e, s, i, z, e]
   Exit: (204) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, h, e, s, i, z, e])
   Call: (203) [system] _705500=[n, t, h, e, s, i, z, e]
   Exit: (203) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, h, e, s, i, z, e])
   Call: (202) [system] _691564=[y, n, t, h, e, s, i, z, e]
   Exit: (202) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [y, n, t, h, e, s, i, z, e])
^  Call: (201) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], _656054)
^  Call: (202) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], _852352)
^  Call: (204) [system] setup_call_cleanup('$notrace'(_853304, _853306), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _852352), _853286, fail)), '$restore_trace'(_853304, _853306))
^  Call: (205) [system] sig_atomic(system:'$notrace'(_853304, _853306))
^  Exit: (204) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _853286, fail)), system:'$restore_trace'(3, -1))
   Call: (203) [system] atomic(synthesize)
   Exit: (203) [system] atomic(synthesize)
^  Exit: (202) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], synthesize)
   Call: (202) [system] integer(synthesize)
   Fail: (202) [system] integer(synthesize)
   Call: (202) [system] _656054=synthesize
   Exit: (202) [system] synthesize=synthesize
^  Exit: (201) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (200) [user] read_symbolic(')', (0x55fbb4538270), s, synthesize)
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), synthesize)
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _865432)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _867290)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _876884)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _879588)
   Exit: (202) [system] peek_char((0x55fbb4538270), '(')
   Call: (202) [system] '('=(;)
   Fail: (202) [system] '('=(;)
   Call: (202) [system] '('=(/)
   Fail: (202) [system] '('=(/)
^  Call: (202) [user] is_like_space('(')
   Call: (203) [system] char_type('(', 'white')
   Fail: (203) [system] char_type('(', 'white')
   Call: (203) [system] char_type('(', end_of_line)
   Fail: (203) [system] char_type('(', end_of_line)
   Call: (203) [system] char_type('(', space)
   Fail: (203) [system] char_type('(', space)
   Call: (203) [system] char_type('(', cntrl)
   Fail: (203) [system] char_type('(', cntrl)
^  Fail: (202) [user] is_like_space('(')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _896522)
   Exit: (200) [system] peek_char((0x55fbb4538270), '(')
   Call: (200) [system] '('=')'
   Fail: (200) [system] '('=')'
   Call: (200) [system] '('=end_of_file
   Fail: (200) [system] '('=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _902092)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _903950)
   Exit: (202) [system] peek_char((0x55fbb4538270), '(')
   Call: (202) [system] '('=(;)
   Fail: (202) [system] '('=(;)
   Call: (202) [system] '('=(/)
   Fail: (202) [system] '('=(/)
^  Call: (202) [user] is_like_space('(')
   Call: (203) [system] char_type('(', 'white')
   Fail: (203) [system] char_type('(', 'white')
   Call: (203) [system] char_type('(', end_of_line)
   Fail: (203) [system] char_type('(', end_of_line)
   Call: (203) [system] char_type('(', space)
   Fail: (203) [system] char_type('(', space)
   Call: (203) [system] char_type('(', cntrl)
   Fail: (203) [system] char_type('(', cntrl)
^  Fail: (202) [user] is_like_space('(')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _919960)
   Exit: (201) [system] get_char((0x55fbb4538270), '(')
   Call: (201) [system] '('='('
   Exit: (201) [system] '('='('
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _902092)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _925530)
   Exit: (203) [system] peek_char((0x55fbb4538270), :)
   Call: (203) [system] (:)=(;)
   Fail: (203) [system] (:)=(;)
   Call: (203) [system] (:)=(/)
   Fail: (203) [system] (:)=(/)
^  Call: (203) [user] is_like_space(:)
   Call: (204) [system] char_type(:, 'white')
   Fail: (204) [system] char_type(:, 'white')
   Call: (204) [system] char_type(:, end_of_line)
   Fail: (204) [system] char_type(:, end_of_line)
   Call: (204) [system] char_type(:, space)
   Fail: (204) [system] char_type(:, space)
   Call: (204) [system] char_type(:, cntrl)
   Fail: (204) [system] char_type(:, cntrl)
^  Fail: (203) [user] is_like_space(:)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _941540)
   Exit: (202) [system] peek_char((0x55fbb4538270), :)
   Call: (202) [system] (:)=')'
   Fail: (202) [system] (:)=')'
   Call: (202) [system] (:)=end_of_file
   Fail: (202) [system] (:)=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55fbb4538270), _947110)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _948968)
   Exit: (204) [system] peek_char((0x55fbb4538270), :)
   Call: (204) [system] (:)=(;)
   Fail: (204) [system] (:)=(;)
   Call: (204) [system] (:)=(/)
   Fail: (204) [system] (:)=(/)
^  Call: (204) [user] is_like_space(:)
   Call: (205) [system] char_type(:, 'white')
   Fail: (205) [system] char_type(:, 'white')
   Call: (205) [system] char_type(:, end_of_line)
   Fail: (205) [system] char_type(:, end_of_line)
   Call: (205) [system] char_type(:, space)
   Fail: (205) [system] char_type(:, space)
   Call: (205) [system] char_type(:, cntrl)
   Fail: (205) [system] char_type(:, cntrl)
^  Fail: (204) [user] is_like_space(:)
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] get_char((0x55fbb4538270), _964978)
   Exit: (203) [system] get_char((0x55fbb4538270), :)
   Call: (203) [system] (:)='('
   Fail: (203) [system] (:)='('
   Call: (203) [system] (:)='['
   Fail: (203) [system] (:)='['
   Call: (203) [system] (:)='{'
   Fail: (203) [system] (:)='{'
   Call: (203) [system] (:)='"'
   Fail: (203) [system] (:)='"'
   Call: (203) [system] (:)=!
   Fail: (203) [system] (:)=!
   Call: (203) [system] (:)='\''
   Fail: (203) [system] (:)='\''
   Call: (203) [system] (:)='`'
   Fail: (203) [system] (:)='`'
   Call: (203) [system] (:)=end_of_file
   Fail: (203) [system] (:)=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55fbb4538270), :, _947110)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _982620)
   Call: (205) [system] peek_char((0x55fbb4538270), _983554)
   Exit: (205) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (205) [user] is_delimiter(' ')
   Call: (206) [system] char_type(' ', space)
   Exit: (206) [system] char_type(' ', space)
^  Exit: (205) [user] is_delimiter(' ')
   Call: (205) [system] _982620=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (204) [user] classify_and_convert_charseq([:], _947110)
^  Call: (205) [user] classify_and_convert_charseq_([:], _992838)
^  Call: (207) [system] setup_call_cleanup('$notrace'(_993790, _993792), once(user:catch(read_from_chars([:], _992838), _993772, fail)), '$restore_trace'(_993790, _993792))
^  Call: (208) [system] sig_atomic(system:'$notrace'(_993790, _993792))
^  Exit: (207) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _993772, fail)), system:'$restore_trace'(3, -1))
   Call: (206) [system] atomic(:)
   Exit: (206) [system] atomic(:)
^  Exit: (205) [user] classify_and_convert_charseq_([:], :)
   Call: (205) [system] integer(:)
   Fail: (205) [system] integer(:)
   Call: (205) [system] _947110=(:)
   Exit: (205) [system] (:)=(:)
^  Exit: (204) [user] classify_and_convert_charseq([:], :)
^  Exit: (203) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (202) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _1005918)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1007776)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
   Call: (204) [system] ' '=(/)
   Fail: (204) [system] ' '=(/)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55fbb4538270), _1017370)
   Exit: (204) [system] get_char((0x55fbb4538270), ' ')
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1020074)
   Exit: (205) [system] peek_char((0x55fbb4538270), $)
   Call: (205) [system] ($)=(;)
   Fail: (205) [system] ($)=(;)
   Call: (205) [system] ($)=(/)
   Fail: (205) [system] ($)=(/)
^  Call: (205) [user] is_like_space($)
   Call: (206) [system] char_type($, 'white')
   Fail: (206) [system] char_type($, 'white')
   Call: (206) [system] char_type($, end_of_line)
   Fail: (206) [system] char_type($, end_of_line)
   Call: (206) [system] char_type($, space)
   Fail: (206) [system] char_type($, space)
   Call: (206) [system] char_type($, cntrl)
   Fail: (206) [system] char_type($, cntrl)
^  Fail: (205) [user] is_like_space($)
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1037008)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=')'
   Fail: (203) [system] ($)=')'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55fbb4538270), _1042578)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1044436)
   Exit: (205) [system] peek_char((0x55fbb4538270), $)
   Call: (205) [system] ($)=(;)
   Fail: (205) [system] ($)=(;)
   Call: (205) [system] ($)=(/)
   Fail: (205) [system] ($)=(/)
^  Call: (205) [user] is_like_space($)
   Call: (206) [system] char_type($, 'white')
   Fail: (206) [system] char_type($, 'white')
   Call: (206) [system] char_type($, end_of_line)
   Fail: (206) [system] char_type($, end_of_line)
   Call: (206) [system] char_type($, space)
   Fail: (206) [system] char_type($, space)
   Call: (206) [system] char_type($, cntrl)
   Fail: (206) [system] char_type($, cntrl)
^  Fail: (205) [user] is_like_space($)
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] get_char((0x55fbb4538270), _1060446)
   Exit: (204) [system] get_char((0x55fbb4538270), $)
   Call: (204) [system] ($)='('
   Fail: (204) [system] ($)='('
   Call: (204) [system] ($)='['
   Fail: (204) [system] ($)='['
   Call: (204) [system] ($)='{'
   Fail: (204) [system] ($)='{'
   Call: (204) [system] ($)='"'
   Fail: (204) [system] ($)='"'
   Call: (204) [system] ($)=!
   Fail: (204) [system] ($)=!
   Call: (204) [system] ($)='\''
   Fail: (204) [system] ($)='\''
   Call: (204) [system] ($)='`'
   Fail: (204) [system] ($)='`'
   Call: (204) [system] ($)=end_of_file
   Fail: (204) [system] ($)=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55fbb4538270), $, _1042578)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1078088)
   Call: (206) [system] peek_char((0x55fbb4538270), _1079022)
   Exit: (206) [system] peek_char((0x55fbb4538270), p)
^  Call: (206) [user] is_delimiter(p)
   Call: (207) [system] char_type(p, space)
   Fail: (207) [system] char_type(p, space)
   Call: (207) [system] arg(_1083742, v('(', ')', end_of_file), p)
   Fail: (207) [system] arg(_1084674, v('(', ')', end_of_file), p)
^  Fail: (206) [user] is_delimiter(p)
   Call: (206) [system] ')'==p
   Fail: (206) [system] ')'==p
   Call: (206) [system] get_char((0x55fbb4538270), p)
   Exit: (206) [system] get_char((0x55fbb4538270), p)
   Call: (206) [system] p=(\)
   Fail: (206) [system] p=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1092024)
   Call: (207) [system] peek_char((0x55fbb4538270), _1092958)
   Exit: (207) [system] peek_char((0x55fbb4538270), r)
^  Call: (207) [user] is_delimiter(r)
   Call: (208) [system] char_type(r, space)
   Fail: (208) [system] char_type(r, space)
   Call: (208) [system] arg(_1097678, v('(', ')', end_of_file), r)
   Fail: (208) [system] arg(_1098610, v('(', ')', end_of_file), r)
^  Fail: (207) [user] is_delimiter(r)
   Call: (207) [system] ')'==r
   Fail: (207) [system] ')'==r
   Call: (207) [system] get_char((0x55fbb4538270), r)
   Exit: (207) [system] get_char((0x55fbb4538270), r)
   Call: (207) [system] r=(\)
   Fail: (207) [system] r=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1105960)
   Call: (208) [system] peek_char((0x55fbb4538270), _1106894)
   Exit: (208) [system] peek_char((0x55fbb4538270), o)
^  Call: (208) [user] is_delimiter(o)
   Call: (209) [system] char_type(o, space)
   Fail: (209) [system] char_type(o, space)
   Call: (209) [system] arg(_1111614, v('(', ')', end_of_file), o)
   Fail: (209) [system] arg(_1112546, v('(', ')', end_of_file), o)
^  Fail: (208) [user] is_delimiter(o)
   Call: (208) [system] ')'==o
   Fail: (208) [system] ')'==o
   Call: (208) [system] get_char((0x55fbb4538270), o)
   Exit: (208) [system] get_char((0x55fbb4538270), o)
   Call: (208) [system] o=(\)
   Fail: (208) [system] o=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1119896)
   Call: (209) [system] peek_char((0x55fbb4538270), _1120830)
   Exit: (209) [system] peek_char((0x55fbb4538270), o)
^  Call: (209) [user] is_delimiter(o)
   Call: (210) [system] char_type(o, space)
   Fail: (210) [system] char_type(o, space)
   Call: (210) [system] arg(_1125550, v('(', ')', end_of_file), o)
   Fail: (210) [system] arg(_1126482, v('(', ')', end_of_file), o)
^  Fail: (209) [user] is_delimiter(o)
   Call: (209) [system] ')'==o
   Fail: (209) [system] ')'==o
   Call: (209) [system] get_char((0x55fbb4538270), o)
   Exit: (209) [system] get_char((0x55fbb4538270), o)
   Call: (209) [system] o=(\)
   Fail: (209) [system] o=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1133832)
   Call: (210) [system] peek_char((0x55fbb4538270), _1134766)
   Exit: (210) [system] peek_char((0x55fbb4538270), f)
^  Call: (210) [user] is_delimiter(f)
   Call: (211) [system] char_type(f, space)
   Fail: (211) [system] char_type(f, space)
   Call: (211) [system] arg(_1139486, v('(', ')', end_of_file), f)
   Fail: (211) [system] arg(_1140418, v('(', ')', end_of_file), f)
^  Fail: (210) [user] is_delimiter(f)
   Call: (210) [system] ')'==f
   Fail: (210) [system] ')'==f
   Call: (210) [system] get_char((0x55fbb4538270), f)
   Exit: (210) [system] get_char((0x55fbb4538270), f)
   Call: (210) [system] f=(\)
   Fail: (210) [system] f=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1147768)
   Call: (211) [system] peek_char((0x55fbb4538270), _1148702)
   Exit: (211) [system] peek_char((0x55fbb4538270), '4')
^  Call: (211) [user] is_delimiter('4')
   Call: (212) [system] char_type('4', space)
   Fail: (212) [system] char_type('4', space)
   Call: (212) [system] arg(_1153422, v('(', ')', end_of_file), '4')
   Fail: (212) [system] arg(_1154354, v('(', ')', end_of_file), '4')
^  Fail: (211) [user] is_delimiter('4')
   Call: (211) [system] ')'=='4'
   Fail: (211) [system] ')'=='4'
   Call: (211) [system] get_char((0x55fbb4538270), '4')
   Exit: (211) [system] get_char((0x55fbb4538270), '4')
   Call: (211) [system] '4'=(\)
   Fail: (211) [system] '4'=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1161704)
   Call: (212) [system] peek_char((0x55fbb4538270), _1162638)
   Exit: (212) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (212) [user] is_delimiter(' ')
   Call: (213) [system] char_type(' ', space)
   Exit: (213) [system] char_type(' ', space)
^  Exit: (212) [user] is_delimiter(' ')
   Call: (212) [system] _1161704=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (211) [system] _1147768=['4']
   Exit: (211) [system] ['4']=['4']
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), ['4'])
   Call: (210) [system] _1133832=[f, '4']
   Exit: (210) [system] [f, '4']=[f, '4']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [f, '4'])
   Call: (209) [system] _1119896=[o, f, '4']
   Exit: (209) [system] [o, f, '4']=[o, f, '4']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, f, '4'])
   Call: (208) [system] _1105960=[o, o, f, '4']
   Exit: (208) [system] [o, o, f, '4']=[o, o, f, '4']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, o, f, '4'])
   Call: (207) [system] _1092024=[r, o, o, f, '4']
   Exit: (207) [system] [r, o, o, f, '4']=[r, o, o, f, '4']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, o, f, '4'])
   Call: (206) [system] _1078088=[p, r, o, o, f, '4']
   Exit: (206) [system] [p, r, o, o, f, '4']=[p, r, o, o, f, '4']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, o, o, f, '4'])
^  Call: (205) [user] classify_and_convert_charseq([$, p, r, o, o, f, '4'], _1042578)
^  Call: (206) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '4'], _1188686)
   Call: (207) [system] atom_chars(_1189618, ['_', p, r, o, o, f, '4'])
   Exit: (207) [system] atom_chars('_proof4', ['_', p, r, o, o, f, '4'])
^  Exit: (206) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '4'], _proof4)
   Call: (206) [system] integer(_proof4)
   Fail: (206) [system] integer(_proof4)
   Call: (206) [system] _1042578=_proof4
   Exit: (206) [system] _proof4=_proof4
^  Exit: (205) [user] classify_and_convert_charseq([$, p, r, o, o, f, '4'], _proof4)
^  Exit: (204) [user] read_symbolic(')', (0x55fbb4538270), $, _proof4)
^  Exit: (203) [user] cont_sexpr(')', (0x55fbb4538270), _proof4)
^  Call: (203) [user] read_list(')', (0x55fbb4538270), _1198910)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1200768)
   Exit: (205) [system] peek_char((0x55fbb4538270), ' ')
   Call: (205) [system] ' '=(;)
   Fail: (205) [system] ' '=(;)
   Call: (205) [system] ' '=(/)
   Fail: (205) [system] ' '=(/)
^  Call: (205) [user] is_like_space(' ')
   Call: (206) [system] char_type(' ', 'white')
   Exit: (206) [system] char_type(' ', 'white')
^  Exit: (205) [user] is_like_space(' ')
   Call: (205) [system] get_char((0x55fbb4538270), _1210362)
   Exit: (205) [system] get_char((0x55fbb4538270), ' ')
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1213066)
   Exit: (206) [system] peek_char((0x55fbb4538270), $)
   Call: (206) [system] ($)=(;)
   Fail: (206) [system] ($)=(;)
   Call: (206) [system] ($)=(/)
   Fail: (206) [system] ($)=(/)
^  Call: (206) [user] is_like_space($)
   Call: (207) [system] char_type($, 'white')
   Fail: (207) [system] char_type($, 'white')
   Call: (207) [system] char_type($, end_of_line)
   Fail: (207) [system] char_type($, end_of_line)
   Call: (207) [system] char_type($, space)
   Fail: (207) [system] char_type($, space)
   Call: (207) [system] char_type($, cntrl)
   Fail: (207) [system] char_type($, cntrl)
^  Fail: (206) [user] is_like_space($)
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1230000)
   Exit: (204) [system] peek_char((0x55fbb4538270), $)
   Call: (204) [system] ($)=')'
   Fail: (204) [system] ($)=')'
   Call: (204) [system] ($)=end_of_file
   Fail: (204) [system] ($)=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55fbb4538270), _1235570)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1237428)
   Exit: (206) [system] peek_char((0x55fbb4538270), $)
   Call: (206) [system] ($)=(;)
   Fail: (206) [system] ($)=(;)
   Call: (206) [system] ($)=(/)
   Fail: (206) [system] ($)=(/)
^  Call: (206) [user] is_like_space($)
   Call: (207) [system] char_type($, 'white')
   Fail: (207) [system] char_type($, 'white')
   Call: (207) [system] char_type($, end_of_line)
   Fail: (207) [system] char_type($, end_of_line)
   Call: (207) [system] char_type($, space)
   Fail: (207) [system] char_type($, space)
   Call: (207) [system] char_type($, cntrl)
   Fail: (207) [system] char_type($, cntrl)
^  Fail: (206) [user] is_like_space($)
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] get_char((0x55fbb4538270), _1253438)
   Exit: (205) [system] get_char((0x55fbb4538270), $)
   Call: (205) [system] ($)='('
   Fail: (205) [system] ($)='('
   Call: (205) [system] ($)='['
   Fail: (205) [system] ($)='['
   Call: (205) [system] ($)='{'
   Fail: (205) [system] ($)='{'
   Call: (205) [system] ($)='"'
   Fail: (205) [system] ($)='"'
   Call: (205) [system] ($)=!
   Fail: (205) [system] ($)=!
   Call: (205) [system] ($)='\''
   Fail: (205) [system] ($)='\''
   Call: (205) [system] ($)='`'
   Fail: (205) [system] ($)='`'
   Call: (205) [system] ($)=end_of_file
   Fail: (205) [system] ($)=end_of_file
^  Call: (205) [user] read_symbolic(')', (0x55fbb4538270), $, _1235570)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1271080)
   Call: (207) [system] peek_char((0x55fbb4538270), _1272014)
   Exit: (207) [system] peek_char((0x55fbb4538270), p)
^  Call: (207) [user] is_delimiter(p)
   Call: (208) [system] char_type(p, space)
   Fail: (208) [system] char_type(p, space)
   Call: (208) [system] arg(_1276734, v('(', ')', end_of_file), p)
   Fail: (208) [system] arg(_1277666, v('(', ')', end_of_file), p)
^  Fail: (207) [user] is_delimiter(p)
   Call: (207) [system] ')'==p
   Fail: (207) [system] ')'==p
   Call: (207) [system] get_char((0x55fbb4538270), p)
   Exit: (207) [system] get_char((0x55fbb4538270), p)
   Call: (207) [system] p=(\)
   Fail: (207) [system] p=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1285016)
   Call: (208) [system] peek_char((0x55fbb4538270), _1285950)
   Exit: (208) [system] peek_char((0x55fbb4538270), r)
^  Call: (208) [user] is_delimiter(r)
   Call: (209) [system] char_type(r, space)
   Fail: (209) [system] char_type(r, space)
   Call: (209) [system] arg(_1290670, v('(', ')', end_of_file), r)
   Fail: (209) [system] arg(_1291602, v('(', ')', end_of_file), r)
^  Fail: (208) [user] is_delimiter(r)
   Call: (208) [system] ')'==r
   Fail: (208) [system] ')'==r
   Call: (208) [system] get_char((0x55fbb4538270), r)
   Exit: (208) [system] get_char((0x55fbb4538270), r)
   Call: (208) [system] r=(\)
   Fail: (208) [system] r=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1298952)
   Call: (209) [system] peek_char((0x55fbb4538270), _1299886)
   Exit: (209) [system] peek_char((0x55fbb4538270), e)
^  Call: (209) [user] is_delimiter(e)
   Call: (210) [system] char_type(e, space)
   Fail: (210) [system] char_type(e, space)
   Call: (210) [system] arg(_1304606, v('(', ')', end_of_file), e)
   Fail: (210) [system] arg(_1305538, v('(', ')', end_of_file), e)
^  Fail: (209) [user] is_delimiter(e)
   Call: (209) [system] ')'==e
   Fail: (209) [system] ')'==e
   Call: (209) [system] get_char((0x55fbb4538270), e)
   Exit: (209) [system] get_char((0x55fbb4538270), e)
   Call: (209) [system] e=(\)
   Fail: (209) [system] e=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1312888)
   Call: (210) [system] peek_char((0x55fbb4538270), _1313822)
   Exit: (210) [system] peek_char((0x55fbb4538270), m)
^  Call: (210) [user] is_delimiter(m)
   Call: (211) [system] char_type(m, space)
   Fail: (211) [system] char_type(m, space)
   Call: (211) [system] arg(_1318542, v('(', ')', end_of_file), m)
   Fail: (211) [system] arg(_1319474, v('(', ')', end_of_file), m)
^  Fail: (210) [user] is_delimiter(m)
   Call: (210) [system] ')'==m
   Fail: (210) [system] ')'==m
   Call: (210) [system] get_char((0x55fbb4538270), m)
   Exit: (210) [system] get_char((0x55fbb4538270), m)
   Call: (210) [system] m=(\)
   Fail: (210) [system] m=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1326824)
   Call: (211) [system] peek_char((0x55fbb4538270), _1327758)
   Exit: (211) [system] peek_char((0x55fbb4538270), i)
^  Call: (211) [user] is_delimiter(i)
   Call: (212) [system] char_type(i, space)
   Fail: (212) [system] char_type(i, space)
   Call: (212) [system] arg(_1332478, v('(', ')', end_of_file), i)
   Fail: (212) [system] arg(_1333410, v('(', ')', end_of_file), i)
^  Fail: (211) [user] is_delimiter(i)
   Call: (211) [system] ')'==i
   Fail: (211) [system] ')'==i
   Call: (211) [system] get_char((0x55fbb4538270), i)
   Exit: (211) [system] get_char((0x55fbb4538270), i)
   Call: (211) [system] i=(\)
   Fail: (211) [system] i=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1340760)
   Call: (212) [system] peek_char((0x55fbb4538270), _1341694)
   Exit: (212) [system] peek_char((0x55fbb4538270), s)
^  Call: (212) [user] is_delimiter(s)
   Call: (213) [system] char_type(s, space)
   Fail: (213) [system] char_type(s, space)
   Call: (213) [system] arg(_1346414, v('(', ')', end_of_file), s)
   Fail: (213) [system] arg(_1347346, v('(', ')', end_of_file), s)
^  Fail: (212) [user] is_delimiter(s)
   Call: (212) [system] ')'==s
   Fail: (212) [system] ')'==s
   Call: (212) [system] get_char((0x55fbb4538270), s)
   Exit: (212) [system] get_char((0x55fbb4538270), s)
   Call: (212) [system] s=(\)
   Fail: (212) [system] s=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1354696)
   Call: (213) [system] peek_char((0x55fbb4538270), _1355630)
   Exit: (213) [system] peek_char((0x55fbb4538270), e)
^  Call: (213) [user] is_delimiter(e)
   Call: (214) [system] char_type(e, space)
   Fail: (214) [system] char_type(e, space)
   Call: (214) [system] arg(_1360350, v('(', ')', end_of_file), e)
   Fail: (214) [system] arg(_1361282, v('(', ')', end_of_file), e)
^  Fail: (213) [user] is_delimiter(e)
   Call: (213) [system] ')'==e
   Fail: (213) [system] ')'==e
   Call: (213) [system] get_char((0x55fbb4538270), e)
   Exit: (213) [system] get_char((0x55fbb4538270), e)
   Call: (213) [system] e=(\)
   Fail: (213) [system] e=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1368632)
   Call: (214) [system] peek_char((0x55fbb4538270), _1369566)
   Exit: (214) [system] peek_char((0x55fbb4538270), '4')
^  Call: (214) [user] is_delimiter('4')
   Call: (215) [system] char_type('4', space)
   Fail: (215) [system] char_type('4', space)
   Call: (215) [system] arg(_1374286, v('(', ')', end_of_file), '4')
   Fail: (215) [system] arg(_1375218, v('(', ')', end_of_file), '4')
^  Fail: (214) [user] is_delimiter('4')
   Call: (214) [system] ')'=='4'
   Fail: (214) [system] ')'=='4'
   Call: (214) [system] get_char((0x55fbb4538270), '4')
   Exit: (214) [system] get_char((0x55fbb4538270), '4')
   Call: (214) [system] '4'=(\)
   Fail: (214) [system] '4'=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1382568)
   Call: (215) [system] peek_char((0x55fbb4538270), _1383502)
   Exit: (215) [system] peek_char((0x55fbb4538270), ')')
^  Call: (215) [user] is_delimiter(')')
   Call: (216) [system] char_type(')', space)
   Fail: (216) [system] char_type(')', space)
   Call: (216) [system] arg(_1388222, v('(', ')', end_of_file), ')')
   Exit: (216) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (215) [user] is_delimiter(')')
   Call: (215) [system] _1382568=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (214) [system] _1368632=['4']
   Exit: (214) [system] ['4']=['4']
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), ['4'])
   Call: (213) [system] _1354696=[e, '4']
   Exit: (213) [system] [e, '4']=[e, '4']
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, '4'])
   Call: (212) [system] _1340760=[s, e, '4']
   Exit: (212) [system] [s, e, '4']=[s, e, '4']
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e, '4'])
   Call: (211) [system] _1326824=[i, s, e, '4']
   Exit: (211) [system] [i, s, e, '4']=[i, s, e, '4']
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, e, '4'])
   Call: (210) [system] _1312888=[m, i, s, e, '4']
   Exit: (210) [system] [m, i, s, e, '4']=[m, i, s, e, '4']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, i, s, e, '4'])
   Call: (209) [system] _1298952=[e, m, i, s, e, '4']
   Exit: (209) [system] [e, m, i, s, e, '4']=[e, m, i, s, e, '4']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, m, i, s, e, '4'])
   Call: (208) [system] _1285016=[r, e, m, i, s, e, '4']
   Exit: (208) [system] [r, e, m, i, s, e, '4']=[r, e, m, i, s, e, '4']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, e, m, i, s, e, '4'])
   Call: (207) [system] _1271080=[p, r, e, m, i, s, e, '4']
   Exit: (207) [system] [p, r, e, m, i, s, e, '4']=[p, r, e, m, i, s, e, '4']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, e, m, i, s, e, '4'])
^  Call: (206) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '4'], _1235570)
^  Call: (207) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '4'], _1417010)
   Call: (208) [system] atom_chars(_1417942, ['_', p, r, e, m, i, s, e, '4'])
   Exit: (208) [system] atom_chars('_premise4', ['_', p, r, e, m, i, s, e, '4'])
^  Exit: (207) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '4'], _premise4)
   Call: (207) [system] integer(_premise4)
   Fail: (207) [system] integer(_premise4)
   Call: (207) [system] _1235570=_premise4
   Exit: (207) [system] _premise4=_premise4
^  Exit: (206) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '4'], _premise4)
^  Exit: (205) [user] read_symbolic(')', (0x55fbb4538270), $, _premise4)
^  Exit: (204) [user] cont_sexpr(')', (0x55fbb4538270), _premise4)
^  Call: (204) [user] read_list(')', (0x55fbb4538270), _1427234)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1429092)
   Exit: (206) [system] peek_char((0x55fbb4538270), ')')
   Call: (206) [system] ')'=(;)
   Fail: (206) [system] ')'=(;)
   Call: (206) [system] ')'=(/)
   Fail: (206) [system] ')'=(/)
^  Call: (206) [user] is_like_space(')')
   Call: (207) [system] char_type(')', 'white')
   Fail: (207) [system] char_type(')', 'white')
   Call: (207) [system] char_type(')', end_of_line)
   Fail: (207) [system] char_type(')', end_of_line)
   Call: (207) [system] char_type(')', space)
   Fail: (207) [system] char_type(')', space)
   Call: (207) [system] char_type(')', cntrl)
   Fail: (207) [system] char_type(')', cntrl)
^  Fail: (206) [user] is_like_space(')')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1445102)
   Exit: (205) [system] peek_char((0x55fbb4538270), ')')
   Call: (205) [system] ')'=')'
   Exit: (205) [system] ')'=')'
   Call: (205) [system] get_char((0x55fbb4538270), _1448892)
   Exit: (205) [system] get_char((0x55fbb4538270), ')')
   Call: (205) [system] _1427234=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_list(')', (0x55fbb4538270), [])
   Call: (204) [system] _1198910=[_premise4]
   Exit: (204) [system] [_premise4]=[_premise4]
^  Exit: (203) [user] read_list(')', (0x55fbb4538270), [_premise4])
   Call: (203) [system] _1005918=[_proof4, _premise4]
   Exit: (203) [system] [_proof4, _premise4]=[_proof4, _premise4]
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), [_proof4, _premise4])
   Call: (202) [system] _902092=[:, _proof4, _premise4]
   Exit: (202) [system] [:, _proof4, _premise4]=[:, _proof4, _premise4]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [:, _proof4, _premise4])
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), [:, _proof4, _premise4])
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _1462774)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1464632)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _1474226)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1476930)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1493864)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _1499434)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1501292)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _1517302)
   Exit: (202) [system] get_char((0x55fbb4538270), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _1499434)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1534944)
   Call: (204) [system] peek_char((0x55fbb4538270), _1535878)
   Exit: (204) [system] peek_char((0x55fbb4538270), k)
^  Call: (204) [user] is_delimiter(k)
   Call: (205) [system] char_type(k, space)
   Fail: (205) [system] char_type(k, space)
   Call: (205) [system] arg(_1540598, v('(', ')', end_of_file), k)
   Fail: (205) [system] arg(_1541530, v('(', ')', end_of_file), k)
^  Fail: (204) [user] is_delimiter(k)
   Call: (204) [system] ')'==k
   Fail: (204) [system] ')'==k
   Call: (204) [system] get_char((0x55fbb4538270), k)
   Exit: (204) [system] get_char((0x55fbb4538270), k)
   Call: (204) [system] k=(\)
   Fail: (204) [system] k=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1548880)
   Call: (205) [system] peek_char((0x55fbb4538270), _1549814)
   Exit: (205) [system] peek_char((0x55fbb4538270), b)
^  Call: (205) [user] is_delimiter(b)
   Call: (206) [system] char_type(b, space)
   Fail: (206) [system] char_type(b, space)
   Call: (206) [system] arg(_1554534, v('(', ')', end_of_file), b)
   Fail: (206) [system] arg(_1555466, v('(', ')', end_of_file), b)
^  Fail: (205) [user] is_delimiter(b)
   Call: (205) [system] ')'==b
   Fail: (205) [system] ')'==b
   Call: (205) [system] get_char((0x55fbb4538270), b)
   Exit: (205) [system] get_char((0x55fbb4538270), b)
   Call: (205) [system] b=(\)
   Fail: (205) [system] b=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1562816)
   Call: (206) [system] peek_char((0x55fbb4538270), _1563750)
   Exit: (206) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (206) [user] is_delimiter(' ')
   Call: (207) [system] char_type(' ', space)
   Exit: (207) [system] char_type(' ', space)
^  Exit: (206) [user] is_delimiter(' ')
   Call: (206) [system] _1562816=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (205) [system] _1548880=[b]
   Exit: (205) [system] [b]=[b]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (204) [system] _1534944=[k, b]
   Exit: (204) [system] [k, b]=[k, b]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [k, b])
^  Call: (203) [user] classify_and_convert_charseq([$, k, b], _1499434)
^  Call: (204) [user] classify_and_convert_charseq_([$, k, b], _1578622)
   Call: (205) [system] atom_chars(_1579554, ['_', k, b])
   Exit: (205) [system] atom_chars('_kb', ['_', k, b])
^  Exit: (204) [user] classify_and_convert_charseq_([$, k, b], _kb)
   Call: (204) [system] integer(_kb)
   Fail: (204) [system] integer(_kb)
   Call: (204) [system] _1499434=_kb
   Exit: (204) [system] _kb=_kb
^  Exit: (203) [user] classify_and_convert_charseq([$, k, b], _kb)
^  Exit: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _kb)
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), _kb)
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _1588846)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1590704)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
   Call: (203) [system] ' '=(/)
   Fail: (203) [system] ' '=(/)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55fbb4538270), _1600298)
   Exit: (203) [system] get_char((0x55fbb4538270), ' ')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1603002)
   Exit: (204) [system] peek_char((0x55fbb4538270), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
   Call: (204) [system] ($)=(/)
   Fail: (204) [system] ($)=(/)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1619936)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=')'
   Fail: (202) [system] ($)=')'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55fbb4538270), _1625506)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1627364)
   Exit: (204) [system] peek_char((0x55fbb4538270), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
   Call: (204) [system] ($)=(/)
   Fail: (204) [system] ($)=(/)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] get_char((0x55fbb4538270), _1643374)
   Exit: (203) [system] get_char((0x55fbb4538270), $)
   Call: (203) [system] ($)='('
   Fail: (203) [system] ($)='('
   Call: (203) [system] ($)='['
   Fail: (203) [system] ($)='['
   Call: (203) [system] ($)='{'
   Fail: (203) [system] ($)='{'
   Call: (203) [system] ($)='"'
   Fail: (203) [system] ($)='"'
   Call: (203) [system] ($)=!
   Fail: (203) [system] ($)=!
   Call: (203) [system] ($)='\''
   Fail: (203) [system] ($)='\''
   Call: (203) [system] ($)='`'
   Fail: (203) [system] ($)='`'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55fbb4538270), $, _1625506)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1661016)
   Call: (205) [system] peek_char((0x55fbb4538270), _1661950)
   Exit: (205) [system] peek_char((0x55fbb4538270), r)
^  Call: (205) [user] is_delimiter(r)
   Call: (206) [system] char_type(r, space)
   Fail: (206) [system] char_type(r, space)
   Call: (206) [system] arg(_1666670, v('(', ')', end_of_file), r)
   Fail: (206) [system] arg(_1667602, v('(', ')', end_of_file), r)
^  Fail: (205) [user] is_delimiter(r)
   Call: (205) [system] ')'==r
   Fail: (205) [system] ')'==r
   Call: (205) [system] get_char((0x55fbb4538270), r)
   Exit: (205) [system] get_char((0x55fbb4538270), r)
   Call: (205) [system] r=(\)
   Fail: (205) [system] r=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1674952)
   Call: (206) [system] peek_char((0x55fbb4538270), _1675886)
   Exit: (206) [system] peek_char((0x55fbb4538270), b)
^  Call: (206) [user] is_delimiter(b)
   Call: (207) [system] char_type(b, space)
   Fail: (207) [system] char_type(b, space)
   Call: (207) [system] arg(_1680606, v('(', ')', end_of_file), b)
   Fail: (207) [system] arg(_1681538, v('(', ')', end_of_file), b)
^  Fail: (206) [user] is_delimiter(b)
   Call: (206) [system] ')'==b
   Fail: (206) [system] ')'==b
   Call: (206) [system] get_char((0x55fbb4538270), b)
   Exit: (206) [system] get_char((0x55fbb4538270), b)
   Call: (206) [system] b=(\)
   Fail: (206) [system] b=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1688888)
   Call: (207) [system] peek_char((0x55fbb4538270), _1689822)
   Exit: (207) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (207) [user] is_delimiter(' ')
   Call: (208) [system] char_type(' ', space)
   Exit: (208) [system] char_type(' ', space)
^  Exit: (207) [user] is_delimiter(' ')
   Call: (207) [system] _1688888=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (206) [system] _1674952=[b]
   Exit: (206) [system] [b]=[b]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (205) [system] _1661016=[r, b]
   Exit: (205) [system] [r, b]=[r, b]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, b])
^  Call: (204) [user] classify_and_convert_charseq([$, r, b], _1625506)
^  Call: (205) [user] classify_and_convert_charseq_([$, r, b], _1704694)
   Call: (206) [system] atom_chars(_1705626, ['_', r, b])
   Exit: (206) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (205) [user] classify_and_convert_charseq_([$, r, b], _rb)
   Call: (205) [system] integer(_rb)
   Fail: (205) [system] integer(_rb)
   Call: (205) [system] _1625506=_rb
   Exit: (205) [system] _rb=_rb
^  Exit: (204) [user] classify_and_convert_charseq([$, r, b], _rb)
^  Exit: (203) [user] read_symbolic(')', (0x55fbb4538270), $, _rb)
^  Exit: (202) [user] cont_sexpr(')', (0x55fbb4538270), _rb)
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _1714918)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1716776)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
   Call: (204) [system] ' '=(/)
   Fail: (204) [system] ' '=(/)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55fbb4538270), _1726370)
   Exit: (204) [system] get_char((0x55fbb4538270), ' ')
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1729074)
   Exit: (205) [system] peek_char((0x55fbb4538270), $)
   Call: (205) [system] ($)=(;)
   Fail: (205) [system] ($)=(;)
   Call: (205) [system] ($)=(/)
   Fail: (205) [system] ($)=(/)
^  Call: (205) [user] is_like_space($)
   Call: (206) [system] char_type($, 'white')
   Fail: (206) [system] char_type($, 'white')
   Call: (206) [system] char_type($, end_of_line)
   Fail: (206) [system] char_type($, end_of_line)
   Call: (206) [system] char_type($, space)
   Fail: (206) [system] char_type($, space)
   Call: (206) [system] char_type($, cntrl)
   Fail: (206) [system] char_type($, cntrl)
^  Fail: (205) [user] is_like_space($)
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1746008)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=')'
   Fail: (203) [system] ($)=')'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55fbb4538270), _1751578)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1753436)
   Exit: (205) [system] peek_char((0x55fbb4538270), $)
   Call: (205) [system] ($)=(;)
   Fail: (205) [system] ($)=(;)
   Call: (205) [system] ($)=(/)
   Fail: (205) [system] ($)=(/)
^  Call: (205) [user] is_like_space($)
   Call: (206) [system] char_type($, 'white')
   Fail: (206) [system] char_type($, 'white')
   Call: (206) [system] char_type($, end_of_line)
   Fail: (206) [system] char_type($, end_of_line)
   Call: (206) [system] char_type($, space)
   Fail: (206) [system] char_type($, space)
   Call: (206) [system] char_type($, cntrl)
   Fail: (206) [system] char_type($, cntrl)
^  Fail: (205) [user] is_like_space($)
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] get_char((0x55fbb4538270), _1769446)
   Exit: (204) [system] get_char((0x55fbb4538270), $)
   Call: (204) [system] ($)='('
   Fail: (204) [system] ($)='('
   Call: (204) [system] ($)='['
   Fail: (204) [system] ($)='['
   Call: (204) [system] ($)='{'
   Fail: (204) [system] ($)='{'
   Call: (204) [system] ($)='"'
   Fail: (204) [system] ($)='"'
   Call: (204) [system] ($)=!
   Fail: (204) [system] ($)=!
   Call: (204) [system] ($)='\''
   Fail: (204) [system] ($)='\''
   Call: (204) [system] ($)='`'
   Fail: (204) [system] ($)='`'
   Call: (204) [system] ($)=end_of_file
   Fail: (204) [system] ($)=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55fbb4538270), $, _1751578)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1787088)
   Call: (206) [system] peek_char((0x55fbb4538270), _1788022)
   Exit: (206) [system] peek_char((0x55fbb4538270), k)
^  Call: (206) [user] is_delimiter(k)
   Call: (207) [system] char_type(k, space)
   Fail: (207) [system] char_type(k, space)
   Call: (207) [system] arg(_1792742, v('(', ')', end_of_file), k)
   Fail: (207) [system] arg(_1793674, v('(', ')', end_of_file), k)
^  Fail: (206) [user] is_delimiter(k)
   Call: (206) [system] ')'==k
   Fail: (206) [system] ')'==k
   Call: (206) [system] get_char((0x55fbb4538270), k)
   Exit: (206) [system] get_char((0x55fbb4538270), k)
   Call: (206) [system] k=(\)
   Fail: (206) [system] k=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1801024)
   Call: (207) [system] peek_char((0x55fbb4538270), _1801958)
   Exit: (207) [system] peek_char((0x55fbb4538270), ')')
^  Call: (207) [user] is_delimiter(')')
   Call: (208) [system] char_type(')', space)
   Fail: (208) [system] char_type(')', space)
   Call: (208) [system] arg(_1806678, v('(', ')', end_of_file), ')')
   Exit: (208) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (207) [user] is_delimiter(')')
   Call: (207) [system] _1801024=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (206) [system] _1787088=[k]
   Exit: (206) [system] [k]=[k]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
^  Call: (205) [user] classify_and_convert_charseq([$, k], _1751578)
^  Call: (206) [user] classify_and_convert_charseq_([$, k], _1815908)
   Call: (207) [system] atom_chars(_1816840, ['_', k])
   Exit: (207) [system] atom_chars('_k', ['_', k])
^  Exit: (206) [user] classify_and_convert_charseq_([$, k], _k)
   Call: (206) [system] integer(_k)
   Fail: (206) [system] integer(_k)
   Call: (206) [system] _1751578=_k
   Exit: (206) [system] _k=_k
^  Exit: (205) [user] classify_and_convert_charseq([$, k], _k)
^  Exit: (204) [user] read_symbolic(')', (0x55fbb4538270), $, _k)
^  Exit: (203) [user] cont_sexpr(')', (0x55fbb4538270), _k)
^  Call: (203) [user] read_list(')', (0x55fbb4538270), _1826132)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1827990)
   Exit: (205) [system] peek_char((0x55fbb4538270), ')')
   Call: (205) [system] ')'=(;)
   Fail: (205) [system] ')'=(;)
   Call: (205) [system] ')'=(/)
   Fail: (205) [system] ')'=(/)
^  Call: (205) [user] is_like_space(')')
   Call: (206) [system] char_type(')', 'white')
   Fail: (206) [system] char_type(')', 'white')
   Call: (206) [system] char_type(')', end_of_line)
   Fail: (206) [system] char_type(')', end_of_line)
   Call: (206) [system] char_type(')', space)
   Fail: (206) [system] char_type(')', space)
   Call: (206) [system] char_type(')', cntrl)
   Fail: (206) [system] char_type(')', cntrl)
^  Fail: (205) [user] is_like_space(')')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1844000)
   Exit: (204) [system] peek_char((0x55fbb4538270), ')')
   Call: (204) [system] ')'=')'
   Exit: (204) [system] ')'=')'
   Call: (204) [system] get_char((0x55fbb4538270), _1847790)
   Exit: (204) [system] get_char((0x55fbb4538270), ')')
   Call: (204) [system] _1826132=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_list(')', (0x55fbb4538270), [])
   Call: (203) [system] _1714918=[_k]
   Exit: (203) [system] [_k]=[_k]
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), [_k])
   Call: (202) [system] _1588846=[_rb, _k]
   Exit: (202) [system] [_rb, _k]=[_rb, _k]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [_rb, _k])
   Call: (201) [system] _1462774=[_kb, _rb, _k]
   Exit: (201) [system] [_kb, _rb, _k]=[_kb, _rb, _k]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [_kb, _rb, _k])
   Call: (200) [system] _865432=[[:, _proof4, _premise4], _kb, _rb, _k]
   Exit: (200) [system] [[:, _proof4, _premise4], _kb, _rb, _k]=[[:, _proof4, _premise4], _kb, _rb, _k]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [[:, _proof4, _premise4], _kb, _rb, _k])
   Call: (199) [system] _611036=[synthesize, [:, _proof4, _premise4], _kb, _rb, _k]
   Exit: (199) [system] [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]=[synthesize, [:, _proof4, _premise4], _kb, _rb, _k]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [synthesize, [:, _proof4, _premise4], _kb, _rb, _k])
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), [synthesize, [:, _proof4, _premise4], _kb, _rb, _k])
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _1867260)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1869118)
   Exit: (199) [system] peek_char((0x55fbb4538270), ')')
   Call: (199) [system] ')'=(;)
   Fail: (199) [system] ')'=(;)
   Call: (199) [system] ')'=(/)
   Fail: (199) [system] ')'=(/)
^  Call: (199) [user] is_like_space(')')
   Call: (200) [system] char_type(')', 'white')
   Fail: (200) [system] char_type(')', 'white')
   Call: (200) [system] char_type(')', end_of_line)
   Fail: (200) [system] char_type(')', end_of_line)
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] char_type(')', cntrl)
   Fail: (200) [system] char_type(')', cntrl)
^  Fail: (199) [user] is_like_space(')')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1885128)
   Exit: (198) [system] peek_char((0x55fbb4538270), ')')
   Call: (198) [system] ')'=')'
   Exit: (198) [system] ')'=')'
   Call: (198) [system] get_char((0x55fbb4538270), _1888918)
   Exit: (198) [system] get_char((0x55fbb4538270), ')')
   Call: (198) [system] _1867260=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [])
   Call: (197) [system] _574376=[[synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]
   Exit: (197) [system] [[synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]=[[synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [[synthesize, [:, _proof4, _premise4], _kb, _rb, _k]])
   Call: (196) [system] _3984=[[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]
   Exit: (196) [system] [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]=[[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]])
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]])
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _1900006)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1901864)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
   Call: (196) [system] ')'=(;)
   Fail: (196) [system] ')'=(;)
   Call: (196) [system] ')'=(/)
   Fail: (196) [system] ')'=(/)
^  Call: (196) [user] is_like_space(')')
   Call: (197) [system] char_type(')', 'white')
   Fail: (197) [system] char_type(')', 'white')
   Call: (197) [system] char_type(')', end_of_line)
   Fail: (197) [system] char_type(')', end_of_line)
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] char_type(')', cntrl)
   Fail: (197) [system] char_type(')', cntrl)
^  Fail: (196) [user] is_like_space(')')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1917874)
   Exit: (195) [system] peek_char((0x55fbb4538270), ')')
   Call: (195) [system] ')'=')'
   Exit: (195) [system] ')'=')'
   Call: (195) [system] get_char((0x55fbb4538270), _1921664)
   Exit: (195) [system] get_char((0x55fbb4538270), ')')
   Call: (195) [system] _1900006=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [])
   Call: (194) [system] _3980=[[[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]]
   Exit: (194) [system] [[[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]]=[[[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [[[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]])
   Call: (193) [system] _3868=[[[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]]
   Exit: (193) [system] [[[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]]=[[[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [[[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]])
   Call: (192) [system] _3756=[[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]]
   Exit: (192) [system] [[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]]=[[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]]
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), [[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]])
   Call: (191) [system] _3644=[[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]]
   Exit: (191) [system] [[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]]=[[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]]
^  Exit: (190) [user] read_list(')', (0x55fbb4538270), [[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]])
   Call: (190) [system] _3550=[[[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]]
   Exit: (190) [system] [[[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]]=[[[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]]
^  Exit: (189) [user] read_list(')', (0x55fbb4538270), [[[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]])
   Call: (189) [system] _3442=[[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]]
   Exit: (189) [system] [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]]=[[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]]
^  Exit: (188) [user] read_list(')', (0x55fbb4538270), [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]])
^  Exit: (187) [user] cont_sexpr(')', (0x55fbb4538270), [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]])
^  Call: (187) [user] read_list(')', (0x55fbb4538270), _1943928)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1945786)
   Exit: (189) [system] peek_char((0x55fbb4538270), '\n')
   Call: (189) [system] '\n'=(;)
   Fail: (189) [system] '\n'=(;)
   Call: (189) [system] '\n'=(/)
   Fail: (189) [system] '\n'=(/)
^  Call: (189) [user] is_like_space('\n')
   Call: (190) [system] char_type('\n', 'white')
   Fail: (190) [system] char_type('\n', 'white')
   Call: (190) [system] char_type('\n', end_of_line)
   Exit: (190) [system] char_type('\n', end_of_line)
^  Exit: (189) [user] is_like_space('\n')
   Call: (189) [system] get_char((0x55fbb4538270), _1957236)
   Exit: (189) [system] get_char((0x55fbb4538270), '\n')
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1959940)
   Exit: (190) [system] peek_char((0x55fbb4538270), ' ')
   Call: (190) [system] ' '=(;)
   Fail: (190) [system] ' '=(;)
   Call: (190) [system] ' '=(/)
   Fail: (190) [system] ' '=(/)
^  Call: (190) [user] is_like_space(' ')
   Call: (191) [system] char_type(' ', 'white')
   Exit: (191) [system] char_type(' ', 'white')
^  Exit: (190) [user] is_like_space(' ')
   Call: (190) [system] get_char((0x55fbb4538270), _1969534)
   Exit: (190) [system] get_char((0x55fbb4538270), ' ')
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1972238)
   Exit: (191) [system] peek_char((0x55fbb4538270), ' ')
   Call: (191) [system] ' '=(;)
   Fail: (191) [system] ' '=(;)
   Call: (191) [system] ' '=(/)
   Fail: (191) [system] ' '=(/)
^  Call: (191) [user] is_like_space(' ')
   Call: (192) [system] char_type(' ', 'white')
   Exit: (192) [system] char_type(' ', 'white')
^  Exit: (191) [user] is_like_space(' ')
   Call: (191) [system] get_char((0x55fbb4538270), _1981832)
   Exit: (191) [system] get_char((0x55fbb4538270), ' ')
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1984536)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
   Call: (192) [system] ' '=(/)
   Fail: (192) [system] ' '=(/)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55fbb4538270), _1994130)
   Exit: (192) [system] get_char((0x55fbb4538270), ' ')
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1996834)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _2006428)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _2009132)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
   Call: (194) [system] ' '=(/)
   Fail: (194) [system] ' '=(/)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55fbb4538270), _2018726)
   Exit: (194) [system] get_char((0x55fbb4538270), ' ')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _2021430)
   Exit: (195) [system] peek_char((0x55fbb4538270), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
   Call: (195) [system] ($)=(/)
   Fail: (195) [system] ($)=(/)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _2042984)
   Exit: (188) [system] peek_char((0x55fbb4538270), $)
   Call: (188) [system] ($)=')'
   Fail: (188) [system] ($)=')'
   Call: (188) [system] ($)=end_of_file
   Fail: (188) [system] ($)=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55fbb4538270), _2048554)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _2050412)
   Exit: (190) [system] peek_char((0x55fbb4538270), $)
   Call: (190) [system] ($)=(;)
   Fail: (190) [system] ($)=(;)
   Call: (190) [system] ($)=(/)
   Fail: (190) [system] ($)=(/)
^  Call: (190) [user] is_like_space($)
   Call: (191) [system] char_type($, 'white')
   Fail: (191) [system] char_type($, 'white')
   Call: (191) [system] char_type($, end_of_line)
   Fail: (191) [system] char_type($, end_of_line)
   Call: (191) [system] char_type($, space)
   Fail: (191) [system] char_type($, space)
   Call: (191) [system] char_type($, cntrl)
   Fail: (191) [system] char_type($, cntrl)
^  Fail: (190) [user] is_like_space($)
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] get_char((0x55fbb4538270), _2066422)
   Exit: (189) [system] get_char((0x55fbb4538270), $)
   Call: (189) [system] ($)='('
   Fail: (189) [system] ($)='('
   Call: (189) [system] ($)='['
   Fail: (189) [system] ($)='['
   Call: (189) [system] ($)='{'
   Fail: (189) [system] ($)='{'
   Call: (189) [system] ($)='"'
   Fail: (189) [system] ($)='"'
   Call: (189) [system] ($)=!
   Fail: (189) [system] ($)=!
   Call: (189) [system] ($)='\''
   Fail: (189) [system] ($)='\''
   Call: (189) [system] ($)='`'
   Fail: (189) [system] ($)='`'
   Call: (189) [system] ($)=end_of_file
   Fail: (189) [system] ($)=end_of_file
^  Call: (189) [user] read_symbolic(')', (0x55fbb4538270), $, _2048554)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _2084064)
   Call: (191) [system] peek_char((0x55fbb4538270), _2084998)
   Exit: (191) [system] peek_char((0x55fbb4538270), q)
^  Call: (191) [user] is_delimiter(q)
   Call: (192) [system] char_type(q, space)
   Fail: (192) [system] char_type(q, space)
   Call: (192) [system] arg(_2089718, v('(', ')', end_of_file), q)
   Fail: (192) [system] arg(_2090650, v('(', ')', end_of_file), q)
^  Fail: (191) [user] is_delimiter(q)
   Call: (191) [system] ')'==q
   Fail: (191) [system] ')'==q
   Call: (191) [system] get_char((0x55fbb4538270), q)
   Exit: (191) [system] get_char((0x55fbb4538270), q)
   Call: (191) [system] q=(\)
   Fail: (191) [system] q=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _5384)
   Call: (192) [system] peek_char((0x55fbb4538270), _6318)
   Exit: (192) [system] peek_char((0x55fbb4538270), u)
^  Call: (192) [user] is_delimiter(u)
   Call: (193) [system] char_type(u, space)
   Fail: (193) [system] char_type(u, space)
   Call: (193) [system] arg(_11038, v('(', ')', end_of_file), u)
   Fail: (193) [system] arg(_11970, v('(', ')', end_of_file), u)
^  Fail: (192) [user] is_delimiter(u)
   Call: (192) [system] ')'==u
   Fail: (192) [system] ')'==u
   Call: (192) [system] get_char((0x55fbb4538270), u)
   Exit: (192) [system] get_char((0x55fbb4538270), u)
   Call: (192) [system] u=(\)
   Fail: (192) [system] u=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _19320)
   Call: (193) [system] peek_char((0x55fbb4538270), _20254)
   Exit: (193) [system] peek_char((0x55fbb4538270), e)
^  Call: (193) [user] is_delimiter(e)
   Call: (194) [system] char_type(e, space)
   Fail: (194) [system] char_type(e, space)
   Call: (194) [system] arg(_24974, v('(', ')', end_of_file), e)
   Fail: (194) [system] arg(_25906, v('(', ')', end_of_file), e)
^  Fail: (193) [user] is_delimiter(e)
   Call: (193) [system] ')'==e
   Fail: (193) [system] ')'==e
   Call: (193) [system] get_char((0x55fbb4538270), e)
   Exit: (193) [system] get_char((0x55fbb4538270), e)
   Call: (193) [system] e=(\)
   Fail: (193) [system] e=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _33256)
   Call: (194) [system] peek_char((0x55fbb4538270), _34190)
   Exit: (194) [system] peek_char((0x55fbb4538270), r)
^  Call: (194) [user] is_delimiter(r)
   Call: (195) [system] char_type(r, space)
   Fail: (195) [system] char_type(r, space)
   Call: (195) [system] arg(_38910, v('(', ')', end_of_file), r)
   Fail: (195) [system] arg(_39842, v('(', ')', end_of_file), r)
^  Fail: (194) [user] is_delimiter(r)
   Call: (194) [system] ')'==r
   Fail: (194) [system] ')'==r
   Call: (194) [system] get_char((0x55fbb4538270), r)
   Exit: (194) [system] get_char((0x55fbb4538270), r)
   Call: (194) [system] r=(\)
   Fail: (194) [system] r=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _47192)
   Call: (195) [system] peek_char((0x55fbb4538270), _48126)
   Exit: (195) [system] peek_char((0x55fbb4538270), y)
^  Call: (195) [user] is_delimiter(y)
   Call: (196) [system] char_type(y, space)
   Fail: (196) [system] char_type(y, space)
   Call: (196) [system] arg(_52846, v('(', ')', end_of_file), y)
   Fail: (196) [system] arg(_53778, v('(', ')', end_of_file), y)
^  Fail: (195) [user] is_delimiter(y)
   Call: (195) [system] ')'==y
   Fail: (195) [system] ')'==y
   Call: (195) [system] get_char((0x55fbb4538270), y)
   Exit: (195) [system] get_char((0x55fbb4538270), y)
   Call: (195) [system] y=(\)
   Fail: (195) [system] y=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _61128)
   Call: (196) [system] peek_char((0x55fbb4538270), _62062)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
^  Call: (196) [user] is_delimiter(')')
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] arg(_66782, v('(', ')', end_of_file), ')')
   Exit: (197) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (196) [user] is_delimiter(')')
   Call: (196) [system] _61128=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (195) [system] _47192=[y]
   Exit: (195) [system] [y]=[y]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [y])
   Call: (194) [system] _33256=[r, y]
   Exit: (194) [system] [r, y]=[r, y]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, y])
   Call: (193) [system] _19320=[e, r, y]
   Exit: (193) [system] [e, r, y]=[e, r, y]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, r, y])
   Call: (192) [system] _5384=[u, e, r, y]
   Exit: (192) [system] [u, e, r, y]=[u, e, r, y]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, e, r, y])
   Call: (191) [system] _4100=[q, u, e, r, y]
   Exit: (191) [system] [q, u, e, r, y]=[q, u, e, r, y]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [q, u, e, r, y])
^  Call: (190) [user] classify_and_convert_charseq([$, q, u, e, r, y], _4096)
^  Call: (191) [user] classify_and_convert_charseq_([$, q, u, e, r, y], _87188)
   Call: (192) [system] atom_chars(_88120, ['_', q, u, e, r, y])
   Exit: (192) [system] atom_chars('_query', ['_', q, u, e, r, y])
^  Exit: (191) [user] classify_and_convert_charseq_([$, q, u, e, r, y], _query)
   Call: (191) [system] integer(_query)
   Fail: (191) [system] integer(_query)
   Call: (191) [system] _4096=_query
   Exit: (191) [system] _query=_query
^  Exit: (190) [user] classify_and_convert_charseq([$, q, u, e, r, y], _query)
^  Exit: (189) [user] read_symbolic(')', (0x55fbb4538270), $, _query)
^  Exit: (188) [user] cont_sexpr(')', (0x55fbb4538270), _query)
^  Call: (188) [user] read_list(')', (0x55fbb4538270), _97412)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _99270)
   Exit: (190) [system] peek_char((0x55fbb4538270), ')')
   Call: (190) [system] ')'=(;)
   Fail: (190) [system] ')'=(;)
   Call: (190) [system] ')'=(/)
   Fail: (190) [system] ')'=(/)
^  Call: (190) [user] is_like_space(')')
   Call: (191) [system] char_type(')', 'white')
   Fail: (191) [system] char_type(')', 'white')
   Call: (191) [system] char_type(')', end_of_line)
   Fail: (191) [system] char_type(')', end_of_line)
   Call: (191) [system] char_type(')', space)
   Fail: (191) [system] char_type(')', space)
   Call: (191) [system] char_type(')', cntrl)
   Fail: (191) [system] char_type(')', cntrl)
^  Fail: (190) [user] is_like_space(')')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _115280)
   Exit: (189) [system] peek_char((0x55fbb4538270), ')')
   Call: (189) [system] ')'=')'
   Exit: (189) [system] ')'=')'
   Call: (189) [system] get_char((0x55fbb4538270), _119070)
   Exit: (189) [system] get_char((0x55fbb4538270), ')')
   Call: (189) [system] _97412=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_list(')', (0x55fbb4538270), [])
   Call: (188) [system] _4092=[_query]
   Exit: (188) [system] [_query]=[_query]
^  Exit: (187) [user] read_list(')', (0x55fbb4538270), [_query])
   Call: (187) [system] _3438=[[[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]
   Exit: (187) [system] [[[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]=[[[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]
^  Exit: (186) [user] read_list(')', (0x55fbb4538270), [[[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query])
   Call: (186) [system] _3430=['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]
   Exit: (186) [system] ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]=['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]
^  Exit: (185) [user] read_list(')', (0x55fbb4538270), ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query])
^  Exit: (184) [user] cont_sexpr(')', (0x55fbb4538270), ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query])
^  Call: (184) [user] read_list(')', (0x55fbb4538270), _132952)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _134810)
   Exit: (186) [system] peek_char((0x55fbb4538270), ')')
   Call: (186) [system] ')'=(;)
   Fail: (186) [system] ')'=(;)
   Call: (186) [system] ')'=(/)
   Fail: (186) [system] ')'=(/)
^  Call: (186) [user] is_like_space(')')
   Call: (187) [system] char_type(')', 'white')
   Fail: (187) [system] char_type(')', 'white')
   Call: (187) [system] char_type(')', end_of_line)
   Fail: (187) [system] char_type(')', end_of_line)
   Call: (187) [system] char_type(')', space)
   Fail: (187) [system] char_type(')', space)
   Call: (187) [system] char_type(')', cntrl)
   Fail: (187) [system] char_type(')', cntrl)
^  Fail: (186) [user] is_like_space(')')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _150820)
   Exit: (185) [system] peek_char((0x55fbb4538270), ')')
   Call: (185) [system] ')'=')'
   Exit: (185) [system] ')'=')'
   Call: (185) [system] get_char((0x55fbb4538270), _154610)
   Exit: (185) [system] get_char((0x55fbb4538270), ')')
   Call: (185) [system] _132952=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_list(')', (0x55fbb4538270), [])
   Call: (184) [system] _3426=[['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]
   Exit: (184) [system] [['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]=[['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]
^  Exit: (183) [user] read_list(')', (0x55fbb4538270), [['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
   Call: (183) [system] _3362=[[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]
   Exit: (183) [system] [[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]=[[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]
^  Exit: (182) [user] read_list(')', (0x55fbb4538270), [[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
   Call: (182) [system] _3322=[=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]
   Exit: (182) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]=[=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]
^  Exit: (181) [user] read_list(')', (0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
^  Exit: (180) [user] cont_sexpr(')', (0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
^  Exit: (179) [user] read_sexpr((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
^  Call: (179) [user] assertz(metta_file_comment(74, 0, 2755, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], '$stream_position'(2755, 74, 0, 2755)))
^  Exit: (179) [user] assertz(metta_file_comment(74, 0, 2755, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], '$stream_position'(2755, 74, 0, 2755)))
^  Exit: (177) [system] once(user:(read_position((0x55fbb4538270), 74, 0, 2755, '$stream_position'(2755, 74, 0, 2755)), read_sexpr((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]), assertz(metta_file_comment(74, 0, 2755, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], '$stream_position'(2755, 74, 0, 2755)))))
   Call: (177) [system] fail
^  Call: (177) [user] retract(metta_file_comment(_173128, _173130, _173132, _173134, _173136))
^  Exit: (177) [user] retract(metta_file_comment(42, 0, 1314, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), '$stream_position'(1314, 42, 0, 1314)))
^  Call: (177) [user] trly(untyped_to_metta, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), _3084)
^  Call: (178) [user] once(call(untyped_to_metta, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), _175976))
^  Call: (179) [user] call(untyped_to_metta, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), _175976)
^  Call: (180) [user] untyped_to_metta('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), _175976)
^  Call: (181) [user] must_det_ll(trly(mfix_vars1, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), _178792))
^  Call: (182) [user] once(user:trly(mfix_vars1, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), _178792))
^  Call: (183) [user] trly(mfix_vars1, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), _178792)
^  Call: (184) [user] once(call(mfix_vars1, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), _181592))
^  Call: (185) [user] call(mfix_vars1, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), _181592)
^  Call: (186) [user] mfix_vars1('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), _181592)
   Call: (187) [system] var('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0))
   Call: (187) [system] atom('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0))
   Call: (187) [system] '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0)==true
   Call: (187) [system] '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0)==false
   Call: (187) [system] '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0)==[_188112, _188118]
   Call: (187) [system] is_list('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0))
   Call: (187) [system] string('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0))
   Call: (187) [system] compound('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0))
   Exit: (187) [system] compound('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0))
   Call: (187) [system] compound_name_arguments('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), _192746, _192748)
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), '$COMMENT', [";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0])
   Call: (187) [system] '$COMMENT'\=='$VAR'
   Exit: (187) [system] '$COMMENT'\=='$VAR'
^  Call: (187) [user] apply:maplist(mfix_vars1, [";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0], _196488)
   Call: (188) [apply] apply:maplist_([";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0], _196488, user:mfix_vars1)
^  Call: (189) [user] mfix_vars1(";;      where premises and conclusion have the form (: TERM TYPE).", _198368)
   Call: (190) [system] var(";;      where premises and conclusion have the form (: TERM TYPE).")
   Call: (190) [system] atom(";;      where premises and conclusion have the form (: TERM TYPE).")
   Call: (190) [system] ";;      where premises and conclusion have the form (: TERM TYPE)."==true
   Call: (190) [system] ";;      where premises and conclusion have the form (: TERM TYPE)."==false
   Call: (190) [system] ";;      where premises and conclusion have the form (: TERM TYPE)."==[_203010, _203016]
   Call: (190) [system] is_list(";;      where premises and conclusion have the form (: TERM TYPE).")
   Call: (190) [system] string(";;      where premises and conclusion have the form (: TERM TYPE).")
   Exit: (190) [system] string(";;      where premises and conclusion have the form (: TERM TYPE).")
^  Call: (190) [user] string_to_syms
   Call: (191) [system] fail
   Call: (190) [system] compound(";;      where premises and conclusion have the form (: TERM TYPE).")
^  Call: (190) [user] symbol(";;      where premises and conclusion have the form (: TERM TYPE).")
   Call: (191) [system] atom(";;      where premises and conclusion have the form (: TERM TYPE).")
   Fail: (191) [system] atom(";;      where premises and conclusion have the form (: TERM TYPE).")
^  Fail: (190) [user] symbol(";;      where premises and conclusion have the form (: TERM TYPE).")
   Call: (190) [system] ";;      where premises and conclusion have the form (: TERM TYPE)."=_198368
   Exit: (190) [system] ";;      where premises and conclusion have the form (: TERM TYPE)."=";;      where premises and conclusion have the form (: TERM TYPE)."
^  Exit: (189) [user] mfix_vars1(";;      where premises and conclusion have the form (: TERM TYPE).", ";;      where premises and conclusion have the form (: TERM TYPE).")
   Call: (189) [apply] apply:maplist_([42, 0], _198370, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1(42, _216890)
   Call: (191) [system] var(42)
   Call: (191) [system] atom(42)
   Call: (191) [system] 42==true
   Call: (191) [system] 42==false
   Call: (191) [system] 42==[_221532, _221538]
   Call: (191) [system] is_list(42)
   Call: (191) [system] string(42)
   Call: (191) [system] compound(42)
^  Call: (191) [user] symbol(42)
   Call: (192) [system] atom(42)
   Fail: (192) [system] atom(42)
^  Fail: (191) [user] symbol(42)
   Call: (191) [system] 42=_216890
   Exit: (191) [system] 42=42
^  Exit: (190) [user] mfix_vars1(42, 42)
   Call: (190) [apply] apply:maplist_([0], _216892, user:mfix_vars1)
^  Call: (191) [user] mfix_vars1(0, _232656)
   Call: (192) [system] var(0)
   Call: (192) [system] atom(0)
   Call: (192) [system] 0==true
   Call: (192) [system] 0==false
   Call: (192) [system] 0==[_237298, _237304]
   Call: (192) [system] is_list(0)
   Call: (192) [system] string(0)
   Call: (192) [system] compound(0)
^  Call: (192) [user] symbol(0)
   Call: (193) [system] atom(0)
   Fail: (193) [system] atom(0)
^  Fail: (192) [user] symbol(0)
   Call: (192) [system] 0=_232656
   Exit: (192) [system] 0=0
^  Exit: (191) [user] mfix_vars1(0, 0)
   Call: (191) [apply] apply:maplist_([], _232658, user:mfix_vars1)
   Exit: (191) [apply] apply:maplist_([], [], user:mfix_vars1)
   Exit: (190) [apply] apply:maplist_([0], [0], user:mfix_vars1)
   Exit: (189) [apply] apply:maplist_([42, 0], [42, 0], user:mfix_vars1)
   Exit: (188) [apply] apply:maplist_([";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0], [";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0], user:mfix_vars1)
^  Exit: (187) [apply] apply:maplist(user:mfix_vars1, [";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0], [";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0])
   Call: (187) [system] compound_name_arguments(_181592, '$COMMENT', [";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0])
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), '$COMMENT', [";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0])
^  Exit: (186) [user] mfix_vars1('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0))
^  Exit: (185) [system] call(user:mfix_vars1, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0))
^  Exit: (184) [system] once(user:call(mfix_vars1, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0)))
   Call: (184) [system] '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0)\=@='$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0)
^  Exit: (183) [user] trly(mfix_vars1, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0))
^  Exit: (182) [system] once(user:trly(mfix_vars1, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(mfix_vars1, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_c, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), _261474))
^  Call: (182) [user] once(user:trly(cons_to_c, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), _261474))
^  Call: (183) [user] trly(cons_to_c, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), _261474)
^  Call: (184) [user] once(call(cons_to_c, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), _264274))
^  Call: (185) [user] call(cons_to_c, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), _264274)
^  Call: (186) [user] cons_to_c('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), _264274)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_c('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0))
^  Exit: (185) [system] call(user:cons_to_c, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0))
^  Exit: (184) [system] once(user:call(cons_to_c, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0)))
   Call: (184) [system] '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0)\=@='$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0)
^  Exit: (183) [user] trly(cons_to_c, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0))
^  Exit: (182) [system] once(user:trly(cons_to_c, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_c, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_l, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), _175976))
^  Call: (182) [user] once(user:trly(cons_to_l, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), _175976))
^  Call: (183) [user] trly(cons_to_l, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), _175976)
^  Call: (184) [user] once(call(cons_to_l, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), _278232))
^  Call: (185) [user] call(cons_to_l, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), _278232)
^  Call: (186) [user] cons_to_l('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), _278232)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_l('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0))
^  Exit: (185) [system] call(user:cons_to_l, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0))
^  Exit: (184) [system] once(user:call(cons_to_l, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0)))
   Call: (184) [system] '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0)\=@='$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0)
^  Exit: (183) [user] trly(cons_to_l, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0))
^  Exit: (182) [system] once(user:trly(cons_to_l, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_l, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0)))
^  Exit: (180) [user] untyped_to_metta('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0))
^  Exit: (179) [system] call(user:untyped_to_metta, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0))
^  Exit: (178) [system] once(user:call(untyped_to_metta, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0)))
   Call: (178) [system] '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0)\=@='$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0)
^  Exit: (177) [user] trly(untyped_to_metta, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0))
^  Exit: (176) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0))
   Call: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0))))
   Exit: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0))))
^  Exit: (175) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0))
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0))
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0))
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0))))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0))))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0))
^  Exit: (171) [user] read_sform((0x55fbb4538270), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0))
^  Exit: (170) [system] once(user:read_sform((0x55fbb4538270), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0)))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55fbb4538270), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0)))
   Call: (169) [system] '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0)==end_of_file
   Fail: (169) [system] '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0)==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1727480701.434666), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480701.434666), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0)), 73]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), nthesize_long_1727480696_9164743, 73)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1727480701.434666), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480701.434666), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0)), 73]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1727480703.2264552)
   Call: (173) [system] arg(1, t(1727480701.434666), _3148)
   Exit: (173) [system] arg(1, t(1727480701.434666), 1727480701.434666)
   Call: (173) [system] _3158 is 1727480703.2264552-1727480701.434666
   Exit: (173) [system] 1.7917892932891846 is 1727480703.2264552-1727480701.434666
   Call: (173) [system] 1.7917892932891846>4
   Fail: (173) [system] 1.7917892932891846>4
^  Exit: (171) [user] if_t((get_time(_3134), arg(1, t(1727480701.434666), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480701.434666), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0)), 73]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 8)
   Call: (175) [system] atom(8+1)
   Call: (175) [system] set_flag(translated_forms, 9)
   Exit: (175) [system] set_flag(translated_forms, 9)
   Exit: (174) [$syspreds] update_flag(translated_forms, 8, 8+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 8, 8+1))
   Exit: (171) [$syspreds] flag(translated_forms, 8, 8+1)
^  Call: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), nthesize_long_1727480696_9164743, 73)
^  Call: (172) [user] format((0x55fbb44dfd70), "/* ~w */~n", [";;      where premises and conclusion have the form (: TERM TYPE)."])
^  Exit: (172) [user] format((0x55fbb44dfd70), "/* ~w */~n", [";;      where premises and conclusion have the form (: TERM TYPE)."])
^  Exit: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), nthesize_long_1727480696_9164743, 73)
^  Exit: (169) [system] once(user:(if_t((get_time(_3134), arg(1, t(1727480701.434666), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480701.434666), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0)), 73]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 8, 8+1), write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 42, 0), nthesize_long_1727480696_9164743, 73)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55fbb4538270))
   Fail: (169) [system] at_end_of_stream((0x55fbb4538270))
^  Call: (169) [user] must_det_ll(line_count((0x55fbb4538270), _3074))
^  Call: (170) [user] once(user:line_count((0x55fbb4538270), _3074))
   Call: (171) [system] line_count((0x55fbb4538270), _3074)
   Exit: (171) [system] line_count((0x55fbb4538270), 82)
^  Exit: (170) [system] once(user:line_count((0x55fbb4538270), 82))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55fbb4538270), 82))
^  Call: (169) [user] must_det_ll(read_sform((0x55fbb4538270), _3084))
^  Call: (170) [user] once(user:read_sform((0x55fbb4538270), _3084))
^  Call: (171) [user] read_sform((0x55fbb4538270), _3084)
   Call: (172) [system] string((0x55fbb4538270))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (173) [system] string((0x55fbb4538270))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (174) [system] at_end_of_stream((0x55fbb4538270))
   Call: (174) [system] peek_char((0x55fbb4538270), _353016)
   Exit: (174) [system] peek_char((0x55fbb4538270), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55fbb4538270), '\n')
   Exit: (174) [system] get_char((0x55fbb4538270), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), _3084)
   Call: (175) [system] at_end_of_stream((0x55fbb4538270))
   Call: (175) [system] peek_char((0x55fbb4538270), _360438)
   Exit: (175) [system] peek_char((0x55fbb4538270), ;)
   Call: (175) [system] char_type(;, space)
^  Call: (175) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (176) [system] string((0x55fbb4538270))
^  Exit: (175) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (175) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (176) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (177) [system] at_end_of_stream((0x55fbb4538270))
   Call: (177) [system] peek_char((0x55fbb4538270), _368776)
   Exit: (177) [system] peek_char((0x55fbb4538270), ;)
   Call: (177) [system] char_type(;, space)
   Call: (177) [system] _371562=(0x55fbb4538270)
   Exit: (177) [system] (0x55fbb4538270)=(0x55fbb4538270)
^  Call: (177) [user] once((read_position((0x55fbb4538270), _373430, _373432, _373434, _373436), read_sexpr((0x55fbb4538270), _373448), assertz(metta_file_comment(_373430, _373432, _373434, _373448, _373436))))
^  Call: (179) [user] read_position((0x55fbb4538270), _373430, _373432, _373434, _373436)
   Call: (180) [system] stream_property((0x55fbb4538270), position(_373436))
   Call: (181) [system] nonvar((0x55fbb4538270))
   Exit: (181) [system] nonvar((0x55fbb4538270))
   Call: (181) [system] nonvar(position(_373436))
   Exit: (181) [system] nonvar(position(_373436))
   Exit: (180) [system] stream_property((0x55fbb4538270), position('$stream_position'(3311, 83, 0, 3311)))
   Call: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(3311, 83, 0, 3311), _373430)
   Call: (181) [system] nonvar(line_count)
   Exit: (181) [system] nonvar(line_count)
   Call: (181) [$syspreds] stream_position_field(line_count, _383688)
   Exit: (181) [$syspreds] stream_position_field(line_count, 2)
   Call: (181) [system] arg(2, '$stream_position'(3311, 83, 0, 3311), _373430)
   Exit: (181) [system] arg(2, '$stream_position'(3311, 83, 0, 3311), 83)
   Exit: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(3311, 83, 0, 3311), 83)
   Call: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(3311, 83, 0, 3311), _373432)
   Call: (181) [system] nonvar(line_position)
   Exit: (181) [system] nonvar(line_position)
   Call: (181) [$syspreds] stream_position_field(line_position, _391122)
   Exit: (181) [$syspreds] stream_position_field(line_position, 3)
   Call: (181) [system] arg(3, '$stream_position'(3311, 83, 0, 3311), _373432)
   Exit: (181) [system] arg(3, '$stream_position'(3311, 83, 0, 3311), 0)
   Exit: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(3311, 83, 0, 3311), 0)
   Call: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(3311, 83, 0, 3311), _373434)
   Call: (181) [system] nonvar(char_count)
   Exit: (181) [system] nonvar(char_count)
   Call: (181) [$syspreds] stream_position_field(char_count, _398556)
   Exit: (181) [$syspreds] stream_position_field(char_count, 1)
   Call: (181) [system] arg(1, '$stream_position'(3311, 83, 0, 3311), _373434)
   Exit: (181) [system] arg(1, '$stream_position'(3311, 83, 0, 3311), 3311)
   Exit: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(3311, 83, 0, 3311), 3311)
^  Exit: (179) [user] read_position((0x55fbb4538270), 83, 0, 3311, '$stream_position'(3311, 83, 0, 3311))
^  Call: (179) [user] read_sexpr((0x55fbb4538270), _373448)
   Call: (180) [system] string((0x55fbb4538270))
   Fail: (180) [system] string((0x55fbb4538270))
^  Call: (180) [user] cont_sexpr(')', (0x55fbb4538270), _373448)
^  Call: (181) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] peek_char((0x55fbb4538270), _408782)
   Exit: (182) [system] peek_char((0x55fbb4538270), ;)
   Call: (182) [system] (;)=(;)
   Exit: (182) [system] (;)=(;)
^  Call: (182) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (183) [user] read_position((0x55fbb4538270), _413420, _413422, _413424, _413426)
   Call: (184) [system] stream_property((0x55fbb4538270), position(_413426))
   Call: (185) [system] nonvar((0x55fbb4538270))
   Exit: (185) [system] nonvar((0x55fbb4538270))
   Call: (185) [system] nonvar(position(_413426))
   Exit: (185) [system] nonvar(position(_413426))
   Exit: (184) [system] stream_property((0x55fbb4538270), position('$stream_position'(3311, 83, 0, 3311)))
   Call: (184) [$syspreds] stream_position_data(line_count, '$stream_position'(3311, 83, 0, 3311), _413420)
   Call: (185) [system] nonvar(line_count)
   Exit: (185) [system] nonvar(line_count)
   Call: (185) [$syspreds] stream_position_field(line_count, _422714)
   Exit: (185) [$syspreds] stream_position_field(line_count, 2)
   Call: (185) [system] arg(2, '$stream_position'(3311, 83, 0, 3311), _413420)
   Exit: (185) [system] arg(2, '$stream_position'(3311, 83, 0, 3311), 83)
   Exit: (184) [$syspreds] stream_position_data(line_count, '$stream_position'(3311, 83, 0, 3311), 83)
   Call: (184) [$syspreds] stream_position_data(line_position, '$stream_position'(3311, 83, 0, 3311), _413422)
   Call: (185) [system] nonvar(line_position)
   Exit: (185) [system] nonvar(line_position)
   Call: (185) [$syspreds] stream_position_field(line_position, _430148)
   Exit: (185) [$syspreds] stream_position_field(line_position, 3)
   Call: (185) [system] arg(3, '$stream_position'(3311, 83, 0, 3311), _413422)
   Exit: (185) [system] arg(3, '$stream_position'(3311, 83, 0, 3311), 0)
   Exit: (184) [$syspreds] stream_position_data(line_position, '$stream_position'(3311, 83, 0, 3311), 0)
   Call: (184) [$syspreds] stream_position_data(char_count, '$stream_position'(3311, 83, 0, 3311), _413424)
   Call: (185) [system] nonvar(char_count)
   Exit: (185) [system] nonvar(char_count)
   Call: (185) [$syspreds] stream_position_field(char_count, _437582)
   Exit: (185) [$syspreds] stream_position_field(char_count, 1)
   Call: (185) [system] arg(1, '$stream_position'(3311, 83, 0, 3311), _413424)
   Exit: (185) [system] arg(1, '$stream_position'(3311, 83, 0, 3311), 3311)
   Exit: (184) [$syspreds] stream_position_data(char_count, '$stream_position'(3311, 83, 0, 3311), 3311)
^  Exit: (183) [user] read_position((0x55fbb4538270), 83, 0, 3311, '$stream_position'(3311, 83, 0, 3311))
   Call: (183) [read_util] read_util:read_line_to_string((0x55fbb4538270), _443176)
   Call: (184) [system] read_string((0x55fbb4538270), '\n', '\r', _444106, _444108)
   Exit: (184) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";; Quintenary rule")
   Call: (184) [system] 10\== -1
   Exit: (184) [system] 10\== -1
   Call: (184) [system] _443176=";; Quintenary rule"
   Exit: (184) [system] ";; Quintenary rule"=";; Quintenary rule"
   Exit: (183) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";; Quintenary rule")
^  Call: (183) [user] assertz(metta_file_comment(83, 0, 3311, '$COMMENT'(";; Quintenary rule", 83, 0), '$stream_position'(3311, 83, 0, 3311)))
^  Exit: (183) [user] assertz(metta_file_comment(83, 0, 3311, '$COMMENT'(";; Quintenary rule", 83, 0), '$stream_position'(3311, 83, 0, 3311)))
^  Exit: (182) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _454368)
   Exit: (183) [system] peek_char((0x55fbb4538270), '(')
   Call: (183) [system] '('=(;)
   Fail: (183) [system] '('=(;)
   Call: (183) [system] '('=(/)
   Fail: (183) [system] '('=(/)
^  Call: (183) [user] is_like_space('(')
   Call: (184) [system] char_type('(', 'white')
   Fail: (184) [system] char_type('(', 'white')
   Call: (184) [system] char_type('(', end_of_line)
   Fail: (184) [system] char_type('(', end_of_line)
   Call: (184) [system] char_type('(', space)
   Fail: (184) [system] char_type('(', space)
   Call: (184) [system] char_type('(', cntrl)
   Fail: (184) [system] char_type('(', cntrl)
^  Fail: (183) [user] is_like_space('(')
^  Exit: (182) [user] skip_spaces((0x55fbb4538270))
^  Exit: (181) [user] skip_spaces((0x55fbb4538270))
   Call: (181) [system] get_char((0x55fbb4538270), _471302)
   Exit: (181) [system] get_char((0x55fbb4538270), '(')
   Call: (181) [system] '('='('
   Exit: (181) [system] '('='('
^  Call: (181) [user] read_list(')', (0x55fbb4538270), _373448)
^  Call: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _476872)
   Exit: (183) [system] peek_char((0x55fbb4538270), =)
   Call: (183) [system] (=)=(;)
   Fail: (183) [system] (=)=(;)
   Call: (183) [system] (=)=(/)
   Fail: (183) [system] (=)=(/)
^  Call: (183) [user] is_like_space(=)
   Call: (184) [system] char_type(=, 'white')
   Fail: (184) [system] char_type(=, 'white')
   Call: (184) [system] char_type(=, end_of_line)
   Fail: (184) [system] char_type(=, end_of_line)
   Call: (184) [system] char_type(=, space)
   Fail: (184) [system] char_type(=, space)
   Call: (184) [system] char_type(=, cntrl)
   Fail: (184) [system] char_type(=, cntrl)
^  Fail: (183) [user] is_like_space(=)
^  Exit: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] peek_char((0x55fbb4538270), _492882)
   Exit: (182) [system] peek_char((0x55fbb4538270), =)
   Call: (182) [system] (=)=')'
   Fail: (182) [system] (=)=')'
   Call: (182) [system] (=)=end_of_file
   Fail: (182) [system] (=)=end_of_file
^  Call: (182) [user] cont_sexpr(')', (0x55fbb4538270), _498452)
^  Call: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _500310)
   Exit: (184) [system] peek_char((0x55fbb4538270), =)
   Call: (184) [system] (=)=(;)
   Fail: (184) [system] (=)=(;)
   Call: (184) [system] (=)=(/)
   Fail: (184) [system] (=)=(/)
^  Call: (184) [user] is_like_space(=)
   Call: (185) [system] char_type(=, 'white')
   Fail: (185) [system] char_type(=, 'white')
   Call: (185) [system] char_type(=, end_of_line)
   Fail: (185) [system] char_type(=, end_of_line)
   Call: (185) [system] char_type(=, space)
   Fail: (185) [system] char_type(=, space)
   Call: (185) [system] char_type(=, cntrl)
   Fail: (185) [system] char_type(=, cntrl)
^  Fail: (184) [user] is_like_space(=)
^  Exit: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] get_char((0x55fbb4538270), _516320)
   Exit: (183) [system] get_char((0x55fbb4538270), =)
   Call: (183) [system] (=)='('
   Fail: (183) [system] (=)='('
   Call: (183) [system] (=)='['
   Fail: (183) [system] (=)='['
   Call: (183) [system] (=)='{'
   Fail: (183) [system] (=)='{'
   Call: (183) [system] (=)='"'
   Fail: (183) [system] (=)='"'
   Call: (183) [system] (=)=!
   Fail: (183) [system] (=)=!
   Call: (183) [system] (=)='\''
   Fail: (183) [system] (=)='\''
   Call: (183) [system] (=)='`'
   Fail: (183) [system] (=)='`'
   Call: (183) [system] (=)=end_of_file
   Fail: (183) [system] (=)=end_of_file
^  Call: (183) [user] read_symbolic(')', (0x55fbb4538270), =, _498452)
^  Call: (184) [user] read_symbolic_cont(')', (0x55fbb4538270), _533962)
   Call: (185) [system] peek_char((0x55fbb4538270), _534896)
   Exit: (185) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (185) [user] is_delimiter(' ')
   Call: (186) [system] char_type(' ', space)
   Exit: (186) [system] char_type(' ', space)
^  Exit: (185) [user] is_delimiter(' ')
   Call: (185) [system] _533962=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (184) [user] classify_and_convert_charseq([=], _498452)
^  Call: (185) [user] classify_and_convert_charseq_([=], _544180)
^  Call: (187) [system] setup_call_cleanup('$notrace'(_545132, _545134), once(user:catch(read_from_chars([=], _544180), _545114, fail)), '$restore_trace'(_545132, _545134))
^  Call: (188) [system] sig_atomic(system:'$notrace'(_545132, _545134))
^  Exit: (187) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([=], =), _545114, fail)), system:'$restore_trace'(3, -1))
   Call: (186) [system] atomic(=)
   Exit: (186) [system] atomic(=)
^  Exit: (185) [user] classify_and_convert_charseq_([=], =)
   Call: (185) [system] integer(=)
   Fail: (185) [system] integer(=)
   Call: (185) [system] _498452=(=)
   Exit: (185) [system] (=)=(=)
^  Exit: (184) [user] classify_and_convert_charseq([=], =)
^  Exit: (183) [user] read_symbolic(')', (0x55fbb4538270), =, =)
^  Exit: (182) [user] cont_sexpr(')', (0x55fbb4538270), =)
^  Call: (182) [user] read_list(')', (0x55fbb4538270), _557260)
^  Call: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _559118)
   Exit: (184) [system] peek_char((0x55fbb4538270), ' ')
   Call: (184) [system] ' '=(;)
   Fail: (184) [system] ' '=(;)
   Call: (184) [system] ' '=(/)
   Fail: (184) [system] ' '=(/)
^  Call: (184) [user] is_like_space(' ')
   Call: (185) [system] char_type(' ', 'white')
   Exit: (185) [system] char_type(' ', 'white')
^  Exit: (184) [user] is_like_space(' ')
   Call: (184) [system] get_char((0x55fbb4538270), _568712)
   Exit: (184) [system] get_char((0x55fbb4538270), ' ')
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _571416)
   Exit: (185) [system] peek_char((0x55fbb4538270), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
   Call: (185) [system] '('=(/)
   Fail: (185) [system] '('=(/)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
^  Exit: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _588350)
   Exit: (183) [system] peek_char((0x55fbb4538270), '(')
   Call: (183) [system] '('=')'
   Fail: (183) [system] '('=')'
   Call: (183) [system] '('=end_of_file
   Fail: (183) [system] '('=end_of_file
^  Call: (183) [user] cont_sexpr(')', (0x55fbb4538270), _593920)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _595778)
   Exit: (185) [system] peek_char((0x55fbb4538270), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
   Call: (185) [system] '('=(/)
   Fail: (185) [system] '('=(/)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] get_char((0x55fbb4538270), _611788)
   Exit: (184) [system] get_char((0x55fbb4538270), '(')
   Call: (184) [system] '('='('
   Exit: (184) [system] '('='('
^  Call: (184) [user] read_list(')', (0x55fbb4538270), _593920)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _617358)
   Exit: (186) [system] peek_char((0x55fbb4538270), s)
   Call: (186) [system] s=(;)
   Fail: (186) [system] s=(;)
   Call: (186) [system] s=(/)
   Fail: (186) [system] s=(/)
^  Call: (186) [user] is_like_space(s)
   Call: (187) [system] char_type(s, 'white')
   Fail: (187) [system] char_type(s, 'white')
   Call: (187) [system] char_type(s, end_of_line)
   Fail: (187) [system] char_type(s, end_of_line)
   Call: (187) [system] char_type(s, space)
   Fail: (187) [system] char_type(s, space)
   Call: (187) [system] char_type(s, cntrl)
   Fail: (187) [system] char_type(s, cntrl)
^  Fail: (186) [user] is_like_space(s)
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _633368)
   Exit: (185) [system] peek_char((0x55fbb4538270), s)
   Call: (185) [system] s=')'
   Fail: (185) [system] s=')'
   Call: (185) [system] s=end_of_file
   Fail: (185) [system] s=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55fbb4538270), _638938)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _640796)
   Exit: (187) [system] peek_char((0x55fbb4538270), s)
   Call: (187) [system] s=(;)
   Fail: (187) [system] s=(;)
   Call: (187) [system] s=(/)
   Fail: (187) [system] s=(/)
^  Call: (187) [user] is_like_space(s)
   Call: (188) [system] char_type(s, 'white')
   Fail: (188) [system] char_type(s, 'white')
   Call: (188) [system] char_type(s, end_of_line)
   Fail: (188) [system] char_type(s, end_of_line)
   Call: (188) [system] char_type(s, space)
   Fail: (188) [system] char_type(s, space)
   Call: (188) [system] char_type(s, cntrl)
   Fail: (188) [system] char_type(s, cntrl)
^  Fail: (187) [user] is_like_space(s)
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] get_char((0x55fbb4538270), _656806)
   Exit: (186) [system] get_char((0x55fbb4538270), s)
   Call: (186) [system] s='('
   Fail: (186) [system] s='('
   Call: (186) [system] s='['
   Fail: (186) [system] s='['
   Call: (186) [system] s='{'
   Fail: (186) [system] s='{'
   Call: (186) [system] s='"'
   Fail: (186) [system] s='"'
   Call: (186) [system] s=!
   Fail: (186) [system] s=!
   Call: (186) [system] s='\''
   Fail: (186) [system] s='\''
   Call: (186) [system] s='`'
   Fail: (186) [system] s='`'
   Call: (186) [system] s=end_of_file
   Fail: (186) [system] s=end_of_file
^  Call: (186) [user] read_symbolic(')', (0x55fbb4538270), s, _638938)
^  Call: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), _674448)
   Call: (188) [system] peek_char((0x55fbb4538270), _675382)
   Exit: (188) [system] peek_char((0x55fbb4538270), y)
^  Call: (188) [user] is_delimiter(y)
   Call: (189) [system] char_type(y, space)
   Fail: (189) [system] char_type(y, space)
   Call: (189) [system] arg(_680102, v('(', ')', end_of_file), y)
   Fail: (189) [system] arg(_681034, v('(', ')', end_of_file), y)
^  Fail: (188) [user] is_delimiter(y)
   Call: (188) [system] ')'==y
   Fail: (188) [system] ')'==y
   Call: (188) [system] get_char((0x55fbb4538270), y)
   Exit: (188) [system] get_char((0x55fbb4538270), y)
   Call: (188) [system] y=(\)
   Fail: (188) [system] y=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _688384)
   Call: (189) [system] peek_char((0x55fbb4538270), _689318)
   Exit: (189) [system] peek_char((0x55fbb4538270), n)
^  Call: (189) [user] is_delimiter(n)
   Call: (190) [system] char_type(n, space)
   Fail: (190) [system] char_type(n, space)
   Call: (190) [system] arg(_694038, v('(', ')', end_of_file), n)
   Fail: (190) [system] arg(_694970, v('(', ')', end_of_file), n)
^  Fail: (189) [user] is_delimiter(n)
   Call: (189) [system] ')'==n
   Fail: (189) [system] ')'==n
   Call: (189) [system] get_char((0x55fbb4538270), n)
   Exit: (189) [system] get_char((0x55fbb4538270), n)
   Call: (189) [system] n=(\)
   Fail: (189) [system] n=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), _702320)
   Call: (190) [system] peek_char((0x55fbb4538270), _703254)
   Exit: (190) [system] peek_char((0x55fbb4538270), t)
^  Call: (190) [user] is_delimiter(t)
   Call: (191) [system] char_type(t, space)
   Fail: (191) [system] char_type(t, space)
   Call: (191) [system] arg(_707974, v('(', ')', end_of_file), t)
   Fail: (191) [system] arg(_708906, v('(', ')', end_of_file), t)
^  Fail: (190) [user] is_delimiter(t)
   Call: (190) [system] ')'==t
   Fail: (190) [system] ')'==t
   Call: (190) [system] get_char((0x55fbb4538270), t)
   Exit: (190) [system] get_char((0x55fbb4538270), t)
   Call: (190) [system] t=(\)
   Fail: (190) [system] t=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _716256)
   Call: (191) [system] peek_char((0x55fbb4538270), _717190)
   Exit: (191) [system] peek_char((0x55fbb4538270), h)
^  Call: (191) [user] is_delimiter(h)
   Call: (192) [system] char_type(h, space)
   Fail: (192) [system] char_type(h, space)
   Call: (192) [system] arg(_721910, v('(', ')', end_of_file), h)
   Fail: (192) [system] arg(_722842, v('(', ')', end_of_file), h)
^  Fail: (191) [user] is_delimiter(h)
   Call: (191) [system] ')'==h
   Fail: (191) [system] ')'==h
   Call: (191) [system] get_char((0x55fbb4538270), h)
   Exit: (191) [system] get_char((0x55fbb4538270), h)
   Call: (191) [system] h=(\)
   Fail: (191) [system] h=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _730192)
   Call: (192) [system] peek_char((0x55fbb4538270), _731126)
   Exit: (192) [system] peek_char((0x55fbb4538270), e)
^  Call: (192) [user] is_delimiter(e)
   Call: (193) [system] char_type(e, space)
   Fail: (193) [system] char_type(e, space)
   Call: (193) [system] arg(_735846, v('(', ')', end_of_file), e)
   Fail: (193) [system] arg(_736778, v('(', ')', end_of_file), e)
^  Fail: (192) [user] is_delimiter(e)
   Call: (192) [system] ')'==e
   Fail: (192) [system] ')'==e
   Call: (192) [system] get_char((0x55fbb4538270), e)
   Exit: (192) [system] get_char((0x55fbb4538270), e)
   Call: (192) [system] e=(\)
   Fail: (192) [system] e=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _744128)
   Call: (193) [system] peek_char((0x55fbb4538270), _745062)
   Exit: (193) [system] peek_char((0x55fbb4538270), s)
^  Call: (193) [user] is_delimiter(s)
   Call: (194) [system] char_type(s, space)
   Fail: (194) [system] char_type(s, space)
   Call: (194) [system] arg(_749782, v('(', ')', end_of_file), s)
   Fail: (194) [system] arg(_750714, v('(', ')', end_of_file), s)
^  Fail: (193) [user] is_delimiter(s)
   Call: (193) [system] ')'==s
   Fail: (193) [system] ')'==s
   Call: (193) [system] get_char((0x55fbb4538270), s)
   Exit: (193) [system] get_char((0x55fbb4538270), s)
   Call: (193) [system] s=(\)
   Fail: (193) [system] s=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _758064)
   Call: (194) [system] peek_char((0x55fbb4538270), _758998)
   Exit: (194) [system] peek_char((0x55fbb4538270), i)
^  Call: (194) [user] is_delimiter(i)
   Call: (195) [system] char_type(i, space)
   Fail: (195) [system] char_type(i, space)
   Call: (195) [system] arg(_763718, v('(', ')', end_of_file), i)
   Fail: (195) [system] arg(_764650, v('(', ')', end_of_file), i)
^  Fail: (194) [user] is_delimiter(i)
   Call: (194) [system] ')'==i
   Fail: (194) [system] ')'==i
   Call: (194) [system] get_char((0x55fbb4538270), i)
   Exit: (194) [system] get_char((0x55fbb4538270), i)
   Call: (194) [system] i=(\)
   Fail: (194) [system] i=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _772000)
   Call: (195) [system] peek_char((0x55fbb4538270), _772934)
   Exit: (195) [system] peek_char((0x55fbb4538270), z)
^  Call: (195) [user] is_delimiter(z)
   Call: (196) [system] char_type(z, space)
   Fail: (196) [system] char_type(z, space)
   Call: (196) [system] arg(_777654, v('(', ')', end_of_file), z)
   Fail: (196) [system] arg(_778586, v('(', ')', end_of_file), z)
^  Fail: (195) [user] is_delimiter(z)
   Call: (195) [system] ')'==z
   Fail: (195) [system] ')'==z
   Call: (195) [system] get_char((0x55fbb4538270), z)
   Exit: (195) [system] get_char((0x55fbb4538270), z)
   Call: (195) [system] z=(\)
   Fail: (195) [system] z=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _785936)
   Call: (196) [system] peek_char((0x55fbb4538270), _786870)
   Exit: (196) [system] peek_char((0x55fbb4538270), e)
^  Call: (196) [user] is_delimiter(e)
   Call: (197) [system] char_type(e, space)
   Fail: (197) [system] char_type(e, space)
   Call: (197) [system] arg(_791590, v('(', ')', end_of_file), e)
   Fail: (197) [system] arg(_792522, v('(', ')', end_of_file), e)
^  Fail: (196) [user] is_delimiter(e)
   Call: (196) [system] ')'==e
   Fail: (196) [system] ')'==e
   Call: (196) [system] get_char((0x55fbb4538270), e)
   Exit: (196) [system] get_char((0x55fbb4538270), e)
   Call: (196) [system] e=(\)
   Fail: (196) [system] e=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _799872)
   Call: (197) [system] peek_char((0x55fbb4538270), _800806)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (197) [user] is_delimiter(' ')
   Call: (198) [system] char_type(' ', space)
   Exit: (198) [system] char_type(' ', space)
^  Exit: (197) [user] is_delimiter(' ')
   Call: (197) [system] _799872=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (196) [system] _785936=[e]
   Exit: (196) [system] [e]=[e]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (195) [system] _772000=[z, e]
   Exit: (195) [system] [z, e]=[z, e]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [z, e])
   Call: (194) [system] _758064=[i, z, e]
   Exit: (194) [system] [i, z, e]=[i, z, e]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, z, e])
   Call: (193) [system] _744128=[s, i, z, e]
   Exit: (193) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, i, z, e])
   Call: (192) [system] _730192=[e, s, i, z, e]
   Exit: (192) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, s, i, z, e])
   Call: (191) [system] _716256=[h, e, s, i, z, e]
   Exit: (191) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [h, e, s, i, z, e])
   Call: (190) [system] _702320=[t, h, e, s, i, z, e]
   Exit: (190) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, h, e, s, i, z, e])
   Call: (189) [system] _688384=[n, t, h, e, s, i, z, e]
   Exit: (189) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, h, e, s, i, z, e])
   Call: (188) [system] _674448=[y, n, t, h, e, s, i, z, e]
   Exit: (188) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), [y, n, t, h, e, s, i, z, e])
^  Call: (187) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], _638938)
^  Call: (188) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], _835236)
^  Call: (190) [system] setup_call_cleanup('$notrace'(_836188, _836190), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _835236), _836170, fail)), '$restore_trace'(_836188, _836190))
^  Call: (191) [system] sig_atomic(system:'$notrace'(_836188, _836190))
^  Exit: (190) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _836170, fail)), system:'$restore_trace'(3, -1))
   Call: (189) [system] atomic(synthesize)
   Exit: (189) [system] atomic(synthesize)
^  Exit: (188) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], synthesize)
   Call: (188) [system] integer(synthesize)
   Fail: (188) [system] integer(synthesize)
   Call: (188) [system] _638938=synthesize
   Exit: (188) [system] synthesize=synthesize
^  Exit: (187) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (186) [user] read_symbolic(')', (0x55fbb4538270), s, synthesize)
^  Exit: (185) [user] cont_sexpr(')', (0x55fbb4538270), synthesize)
^  Call: (185) [user] read_list(')', (0x55fbb4538270), _848316)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _850174)
   Exit: (187) [system] peek_char((0x55fbb4538270), ' ')
   Call: (187) [system] ' '=(;)
   Fail: (187) [system] ' '=(;)
   Call: (187) [system] ' '=(/)
   Fail: (187) [system] ' '=(/)
^  Call: (187) [user] is_like_space(' ')
   Call: (188) [system] char_type(' ', 'white')
   Exit: (188) [system] char_type(' ', 'white')
^  Exit: (187) [user] is_like_space(' ')
   Call: (187) [system] get_char((0x55fbb4538270), _859768)
   Exit: (187) [system] get_char((0x55fbb4538270), ' ')
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _862472)
   Exit: (188) [system] peek_char((0x55fbb4538270), $)
   Call: (188) [system] ($)=(;)
   Fail: (188) [system] ($)=(;)
   Call: (188) [system] ($)=(/)
   Fail: (188) [system] ($)=(/)
^  Call: (188) [user] is_like_space($)
   Call: (189) [system] char_type($, 'white')
   Fail: (189) [system] char_type($, 'white')
   Call: (189) [system] char_type($, end_of_line)
   Fail: (189) [system] char_type($, end_of_line)
   Call: (189) [system] char_type($, space)
   Fail: (189) [system] char_type($, space)
   Call: (189) [system] char_type($, cntrl)
   Fail: (189) [system] char_type($, cntrl)
^  Fail: (188) [user] is_like_space($)
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _879406)
   Exit: (186) [system] peek_char((0x55fbb4538270), $)
   Call: (186) [system] ($)=')'
   Fail: (186) [system] ($)=')'
   Call: (186) [system] ($)=end_of_file
   Fail: (186) [system] ($)=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55fbb4538270), _884976)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _886834)
   Exit: (188) [system] peek_char((0x55fbb4538270), $)
   Call: (188) [system] ($)=(;)
   Fail: (188) [system] ($)=(;)
   Call: (188) [system] ($)=(/)
   Fail: (188) [system] ($)=(/)
^  Call: (188) [user] is_like_space($)
   Call: (189) [system] char_type($, 'white')
   Fail: (189) [system] char_type($, 'white')
   Call: (189) [system] char_type($, end_of_line)
   Fail: (189) [system] char_type($, end_of_line)
   Call: (189) [system] char_type($, space)
   Fail: (189) [system] char_type($, space)
   Call: (189) [system] char_type($, cntrl)
   Fail: (189) [system] char_type($, cntrl)
^  Fail: (188) [user] is_like_space($)
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] get_char((0x55fbb4538270), _902844)
   Exit: (187) [system] get_char((0x55fbb4538270), $)
   Call: (187) [system] ($)='('
   Fail: (187) [system] ($)='('
   Call: (187) [system] ($)='['
   Fail: (187) [system] ($)='['
   Call: (187) [system] ($)='{'
   Fail: (187) [system] ($)='{'
   Call: (187) [system] ($)='"'
   Fail: (187) [system] ($)='"'
   Call: (187) [system] ($)=!
   Fail: (187) [system] ($)=!
   Call: (187) [system] ($)='\''
   Fail: (187) [system] ($)='\''
   Call: (187) [system] ($)='`'
   Fail: (187) [system] ($)='`'
   Call: (187) [system] ($)=end_of_file
   Fail: (187) [system] ($)=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55fbb4538270), $, _884976)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _920486)
   Call: (189) [system] peek_char((0x55fbb4538270), _921420)
   Exit: (189) [system] peek_char((0x55fbb4538270), q)
^  Call: (189) [user] is_delimiter(q)
   Call: (190) [system] char_type(q, space)
   Fail: (190) [system] char_type(q, space)
   Call: (190) [system] arg(_926140, v('(', ')', end_of_file), q)
   Fail: (190) [system] arg(_927072, v('(', ')', end_of_file), q)
^  Fail: (189) [user] is_delimiter(q)
   Call: (189) [system] ')'==q
   Fail: (189) [system] ')'==q
   Call: (189) [system] get_char((0x55fbb4538270), q)
   Exit: (189) [system] get_char((0x55fbb4538270), q)
   Call: (189) [system] q=(\)
   Fail: (189) [system] q=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), _934422)
   Call: (190) [system] peek_char((0x55fbb4538270), _935356)
   Exit: (190) [system] peek_char((0x55fbb4538270), u)
^  Call: (190) [user] is_delimiter(u)
   Call: (191) [system] char_type(u, space)
   Fail: (191) [system] char_type(u, space)
   Call: (191) [system] arg(_940076, v('(', ')', end_of_file), u)
   Fail: (191) [system] arg(_941008, v('(', ')', end_of_file), u)
^  Fail: (190) [user] is_delimiter(u)
   Call: (190) [system] ')'==u
   Fail: (190) [system] ')'==u
   Call: (190) [system] get_char((0x55fbb4538270), u)
   Exit: (190) [system] get_char((0x55fbb4538270), u)
   Call: (190) [system] u=(\)
   Fail: (190) [system] u=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _948358)
   Call: (191) [system] peek_char((0x55fbb4538270), _949292)
   Exit: (191) [system] peek_char((0x55fbb4538270), e)
^  Call: (191) [user] is_delimiter(e)
   Call: (192) [system] char_type(e, space)
   Fail: (192) [system] char_type(e, space)
   Call: (192) [system] arg(_954012, v('(', ')', end_of_file), e)
   Fail: (192) [system] arg(_954944, v('(', ')', end_of_file), e)
^  Fail: (191) [user] is_delimiter(e)
   Call: (191) [system] ')'==e
   Fail: (191) [system] ')'==e
   Call: (191) [system] get_char((0x55fbb4538270), e)
   Exit: (191) [system] get_char((0x55fbb4538270), e)
   Call: (191) [system] e=(\)
   Fail: (191) [system] e=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _962294)
   Call: (192) [system] peek_char((0x55fbb4538270), _963228)
   Exit: (192) [system] peek_char((0x55fbb4538270), r)
^  Call: (192) [user] is_delimiter(r)
   Call: (193) [system] char_type(r, space)
   Fail: (193) [system] char_type(r, space)
   Call: (193) [system] arg(_967948, v('(', ')', end_of_file), r)
   Fail: (193) [system] arg(_968880, v('(', ')', end_of_file), r)
^  Fail: (192) [user] is_delimiter(r)
   Call: (192) [system] ')'==r
   Fail: (192) [system] ')'==r
   Call: (192) [system] get_char((0x55fbb4538270), r)
   Exit: (192) [system] get_char((0x55fbb4538270), r)
   Call: (192) [system] r=(\)
   Fail: (192) [system] r=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _976230)
   Call: (193) [system] peek_char((0x55fbb4538270), _977164)
   Exit: (193) [system] peek_char((0x55fbb4538270), y)
^  Call: (193) [user] is_delimiter(y)
   Call: (194) [system] char_type(y, space)
   Fail: (194) [system] char_type(y, space)
   Call: (194) [system] arg(_981884, v('(', ')', end_of_file), y)
   Fail: (194) [system] arg(_982816, v('(', ')', end_of_file), y)
^  Fail: (193) [user] is_delimiter(y)
   Call: (193) [system] ')'==y
   Fail: (193) [system] ')'==y
   Call: (193) [system] get_char((0x55fbb4538270), y)
   Exit: (193) [system] get_char((0x55fbb4538270), y)
   Call: (193) [system] y=(\)
   Fail: (193) [system] y=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _990166)
   Call: (194) [system] peek_char((0x55fbb4538270), _991100)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _990166=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (193) [system] _976230=[y]
   Exit: (193) [system] [y]=[y]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [y])
   Call: (192) [system] _962294=[r, y]
   Exit: (192) [system] [r, y]=[r, y]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, y])
   Call: (191) [system] _948358=[e, r, y]
   Exit: (191) [system] [e, r, y]=[e, r, y]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, r, y])
   Call: (190) [system] _934422=[u, e, r, y]
   Exit: (190) [system] [u, e, r, y]=[u, e, r, y]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, e, r, y])
   Call: (189) [system] _920486=[q, u, e, r, y]
   Exit: (189) [system] [q, u, e, r, y]=[q, u, e, r, y]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [q, u, e, r, y])
^  Call: (188) [user] classify_and_convert_charseq([$, q, u, e, r, y], _884976)
^  Call: (189) [user] classify_and_convert_charseq_([$, q, u, e, r, y], _1014354)
   Call: (190) [system] atom_chars(_1015286, ['_', q, u, e, r, y])
   Exit: (190) [system] atom_chars('_query', ['_', q, u, e, r, y])
^  Exit: (189) [user] classify_and_convert_charseq_([$, q, u, e, r, y], _query)
   Call: (189) [system] integer(_query)
   Fail: (189) [system] integer(_query)
   Call: (189) [system] _884976=_query
   Exit: (189) [system] _query=_query
^  Exit: (188) [user] classify_and_convert_charseq([$, q, u, e, r, y], _query)
^  Exit: (187) [user] read_symbolic(')', (0x55fbb4538270), $, _query)
^  Exit: (186) [user] cont_sexpr(')', (0x55fbb4538270), _query)
^  Call: (186) [user] read_list(')', (0x55fbb4538270), _1024578)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1026436)
   Exit: (188) [system] peek_char((0x55fbb4538270), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
   Call: (188) [system] ' '=(/)
   Fail: (188) [system] ' '=(/)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55fbb4538270), _1036030)
   Exit: (188) [system] get_char((0x55fbb4538270), ' ')
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1038734)
   Exit: (189) [system] peek_char((0x55fbb4538270), $)
   Call: (189) [system] ($)=(;)
   Fail: (189) [system] ($)=(;)
   Call: (189) [system] ($)=(/)
   Fail: (189) [system] ($)=(/)
^  Call: (189) [user] is_like_space($)
   Call: (190) [system] char_type($, 'white')
   Fail: (190) [system] char_type($, 'white')
   Call: (190) [system] char_type($, end_of_line)
   Fail: (190) [system] char_type($, end_of_line)
   Call: (190) [system] char_type($, space)
   Fail: (190) [system] char_type($, space)
   Call: (190) [system] char_type($, cntrl)
   Fail: (190) [system] char_type($, cntrl)
^  Fail: (189) [user] is_like_space($)
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1055668)
   Exit: (187) [system] peek_char((0x55fbb4538270), $)
   Call: (187) [system] ($)=')'
   Fail: (187) [system] ($)=')'
   Call: (187) [system] ($)=end_of_file
   Fail: (187) [system] ($)=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55fbb4538270), _1061238)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1063096)
   Exit: (189) [system] peek_char((0x55fbb4538270), $)
   Call: (189) [system] ($)=(;)
   Fail: (189) [system] ($)=(;)
   Call: (189) [system] ($)=(/)
   Fail: (189) [system] ($)=(/)
^  Call: (189) [user] is_like_space($)
   Call: (190) [system] char_type($, 'white')
   Fail: (190) [system] char_type($, 'white')
   Call: (190) [system] char_type($, end_of_line)
   Fail: (190) [system] char_type($, end_of_line)
   Call: (190) [system] char_type($, space)
   Fail: (190) [system] char_type($, space)
   Call: (190) [system] char_type($, cntrl)
   Fail: (190) [system] char_type($, cntrl)
^  Fail: (189) [user] is_like_space($)
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] get_char((0x55fbb4538270), _1079106)
   Exit: (188) [system] get_char((0x55fbb4538270), $)
   Call: (188) [system] ($)='('
   Fail: (188) [system] ($)='('
   Call: (188) [system] ($)='['
   Fail: (188) [system] ($)='['
   Call: (188) [system] ($)='{'
   Fail: (188) [system] ($)='{'
   Call: (188) [system] ($)='"'
   Fail: (188) [system] ($)='"'
   Call: (188) [system] ($)=!
   Fail: (188) [system] ($)=!
   Call: (188) [system] ($)='\''
   Fail: (188) [system] ($)='\''
   Call: (188) [system] ($)='`'
   Fail: (188) [system] ($)='`'
   Call: (188) [system] ($)=end_of_file
   Fail: (188) [system] ($)=end_of_file
^  Call: (188) [user] read_symbolic(')', (0x55fbb4538270), $, _1061238)
^  Call: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), _1096748)
   Call: (190) [system] peek_char((0x55fbb4538270), _1097682)
   Exit: (190) [system] peek_char((0x55fbb4538270), k)
^  Call: (190) [user] is_delimiter(k)
   Call: (191) [system] char_type(k, space)
   Fail: (191) [system] char_type(k, space)
   Call: (191) [system] arg(_1102402, v('(', ')', end_of_file), k)
   Fail: (191) [system] arg(_1103334, v('(', ')', end_of_file), k)
^  Fail: (190) [user] is_delimiter(k)
   Call: (190) [system] ')'==k
   Fail: (190) [system] ')'==k
   Call: (190) [system] get_char((0x55fbb4538270), k)
   Exit: (190) [system] get_char((0x55fbb4538270), k)
   Call: (190) [system] k=(\)
   Fail: (190) [system] k=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _1110684)
   Call: (191) [system] peek_char((0x55fbb4538270), _1111618)
   Exit: (191) [system] peek_char((0x55fbb4538270), b)
^  Call: (191) [user] is_delimiter(b)
   Call: (192) [system] char_type(b, space)
   Fail: (192) [system] char_type(b, space)
   Call: (192) [system] arg(_1116338, v('(', ')', end_of_file), b)
   Fail: (192) [system] arg(_1117270, v('(', ')', end_of_file), b)
^  Fail: (191) [user] is_delimiter(b)
   Call: (191) [system] ')'==b
   Fail: (191) [system] ')'==b
   Call: (191) [system] get_char((0x55fbb4538270), b)
   Exit: (191) [system] get_char((0x55fbb4538270), b)
   Call: (191) [system] b=(\)
   Fail: (191) [system] b=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _1124620)
   Call: (192) [system] peek_char((0x55fbb4538270), _1125554)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (192) [user] is_delimiter(' ')
   Call: (193) [system] char_type(' ', space)
   Exit: (193) [system] char_type(' ', space)
^  Exit: (192) [user] is_delimiter(' ')
   Call: (192) [system] _1124620=[]
   Exit: (192) [system] []=[]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (191) [system] _1110684=[b]
   Exit: (191) [system] [b]=[b]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (190) [system] _1096748=[k, b]
   Exit: (190) [system] [k, b]=[k, b]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), [k, b])
^  Call: (189) [user] classify_and_convert_charseq([$, k, b], _1061238)
^  Call: (190) [user] classify_and_convert_charseq_([$, k, b], _1140426)
   Call: (191) [system] atom_chars(_1141358, ['_', k, b])
   Exit: (191) [system] atom_chars('_kb', ['_', k, b])
^  Exit: (190) [user] classify_and_convert_charseq_([$, k, b], _kb)
   Call: (190) [system] integer(_kb)
   Fail: (190) [system] integer(_kb)
   Call: (190) [system] _1061238=_kb
   Exit: (190) [system] _kb=_kb
^  Exit: (189) [user] classify_and_convert_charseq([$, k, b], _kb)
^  Exit: (188) [user] read_symbolic(')', (0x55fbb4538270), $, _kb)
^  Exit: (187) [user] cont_sexpr(')', (0x55fbb4538270), _kb)
^  Call: (187) [user] read_list(')', (0x55fbb4538270), _1150650)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1152508)
   Exit: (189) [system] peek_char((0x55fbb4538270), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
   Call: (189) [system] ' '=(/)
   Fail: (189) [system] ' '=(/)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55fbb4538270), _1162102)
   Exit: (189) [system] get_char((0x55fbb4538270), ' ')
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1164806)
   Exit: (190) [system] peek_char((0x55fbb4538270), $)
   Call: (190) [system] ($)=(;)
   Fail: (190) [system] ($)=(;)
   Call: (190) [system] ($)=(/)
   Fail: (190) [system] ($)=(/)
^  Call: (190) [user] is_like_space($)
   Call: (191) [system] char_type($, 'white')
   Fail: (191) [system] char_type($, 'white')
   Call: (191) [system] char_type($, end_of_line)
   Fail: (191) [system] char_type($, end_of_line)
   Call: (191) [system] char_type($, space)
   Fail: (191) [system] char_type($, space)
   Call: (191) [system] char_type($, cntrl)
   Fail: (191) [system] char_type($, cntrl)
^  Fail: (190) [user] is_like_space($)
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1181740)
   Exit: (188) [system] peek_char((0x55fbb4538270), $)
   Call: (188) [system] ($)=')'
   Fail: (188) [system] ($)=')'
   Call: (188) [system] ($)=end_of_file
   Fail: (188) [system] ($)=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55fbb4538270), _1187310)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1189168)
   Exit: (190) [system] peek_char((0x55fbb4538270), $)
   Call: (190) [system] ($)=(;)
   Fail: (190) [system] ($)=(;)
   Call: (190) [system] ($)=(/)
   Fail: (190) [system] ($)=(/)
^  Call: (190) [user] is_like_space($)
   Call: (191) [system] char_type($, 'white')
   Fail: (191) [system] char_type($, 'white')
   Call: (191) [system] char_type($, end_of_line)
   Fail: (191) [system] char_type($, end_of_line)
   Call: (191) [system] char_type($, space)
   Fail: (191) [system] char_type($, space)
   Call: (191) [system] char_type($, cntrl)
   Fail: (191) [system] char_type($, cntrl)
^  Fail: (190) [user] is_like_space($)
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] get_char((0x55fbb4538270), _1205178)
   Exit: (189) [system] get_char((0x55fbb4538270), $)
   Call: (189) [system] ($)='('
   Fail: (189) [system] ($)='('
   Call: (189) [system] ($)='['
   Fail: (189) [system] ($)='['
   Call: (189) [system] ($)='{'
   Fail: (189) [system] ($)='{'
   Call: (189) [system] ($)='"'
   Fail: (189) [system] ($)='"'
   Call: (189) [system] ($)=!
   Fail: (189) [system] ($)=!
   Call: (189) [system] ($)='\''
   Fail: (189) [system] ($)='\''
   Call: (189) [system] ($)='`'
   Fail: (189) [system] ($)='`'
   Call: (189) [system] ($)=end_of_file
   Fail: (189) [system] ($)=end_of_file
^  Call: (189) [user] read_symbolic(')', (0x55fbb4538270), $, _1187310)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _1222820)
   Call: (191) [system] peek_char((0x55fbb4538270), _1223754)
   Exit: (191) [system] peek_char((0x55fbb4538270), r)
^  Call: (191) [user] is_delimiter(r)
   Call: (192) [system] char_type(r, space)
   Fail: (192) [system] char_type(r, space)
   Call: (192) [system] arg(_1228474, v('(', ')', end_of_file), r)
   Fail: (192) [system] arg(_1229406, v('(', ')', end_of_file), r)
^  Fail: (191) [user] is_delimiter(r)
   Call: (191) [system] ')'==r
   Fail: (191) [system] ')'==r
   Call: (191) [system] get_char((0x55fbb4538270), r)
   Exit: (191) [system] get_char((0x55fbb4538270), r)
   Call: (191) [system] r=(\)
   Fail: (191) [system] r=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _1236756)
   Call: (192) [system] peek_char((0x55fbb4538270), _1237690)
   Exit: (192) [system] peek_char((0x55fbb4538270), b)
^  Call: (192) [user] is_delimiter(b)
   Call: (193) [system] char_type(b, space)
   Fail: (193) [system] char_type(b, space)
   Call: (193) [system] arg(_1242410, v('(', ')', end_of_file), b)
   Fail: (193) [system] arg(_1243342, v('(', ')', end_of_file), b)
^  Fail: (192) [user] is_delimiter(b)
   Call: (192) [system] ')'==b
   Fail: (192) [system] ')'==b
   Call: (192) [system] get_char((0x55fbb4538270), b)
   Exit: (192) [system] get_char((0x55fbb4538270), b)
   Call: (192) [system] b=(\)
   Fail: (192) [system] b=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _1250692)
   Call: (193) [system] peek_char((0x55fbb4538270), _1251626)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (193) [user] is_delimiter(' ')
   Call: (194) [system] char_type(' ', space)
   Exit: (194) [system] char_type(' ', space)
^  Exit: (193) [user] is_delimiter(' ')
   Call: (193) [system] _1250692=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (192) [system] _1236756=[b]
   Exit: (192) [system] [b]=[b]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (191) [system] _1222820=[r, b]
   Exit: (191) [system] [r, b]=[r, b]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, b])
^  Call: (190) [user] classify_and_convert_charseq([$, r, b], _1187310)
^  Call: (191) [user] classify_and_convert_charseq_([$, r, b], _1266498)
   Call: (192) [system] atom_chars(_1267430, ['_', r, b])
   Exit: (192) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (191) [user] classify_and_convert_charseq_([$, r, b], _rb)
   Call: (191) [system] integer(_rb)
   Fail: (191) [system] integer(_rb)
   Call: (191) [system] _1187310=_rb
   Exit: (191) [system] _rb=_rb
^  Exit: (190) [user] classify_and_convert_charseq([$, r, b], _rb)
^  Exit: (189) [user] read_symbolic(')', (0x55fbb4538270), $, _rb)
^  Exit: (188) [user] cont_sexpr(')', (0x55fbb4538270), _rb)
^  Call: (188) [user] read_list(')', (0x55fbb4538270), _1276722)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1278580)
   Exit: (190) [system] peek_char((0x55fbb4538270), ' ')
   Call: (190) [system] ' '=(;)
   Fail: (190) [system] ' '=(;)
   Call: (190) [system] ' '=(/)
   Fail: (190) [system] ' '=(/)
^  Call: (190) [user] is_like_space(' ')
   Call: (191) [system] char_type(' ', 'white')
   Exit: (191) [system] char_type(' ', 'white')
^  Exit: (190) [user] is_like_space(' ')
   Call: (190) [system] get_char((0x55fbb4538270), _1288174)
   Exit: (190) [system] get_char((0x55fbb4538270), ' ')
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1290878)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
   Call: (191) [system] '('=(/)
   Fail: (191) [system] '('=(/)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1307812)
   Exit: (189) [system] peek_char((0x55fbb4538270), '(')
   Call: (189) [system] '('=')'
   Fail: (189) [system] '('=')'
   Call: (189) [system] '('=end_of_file
   Fail: (189) [system] '('=end_of_file
^  Call: (189) [user] cont_sexpr(')', (0x55fbb4538270), _1313382)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1315240)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
   Call: (191) [system] '('=(/)
   Fail: (191) [system] '('=(/)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] get_char((0x55fbb4538270), _1331250)
   Exit: (190) [system] get_char((0x55fbb4538270), '(')
   Call: (190) [system] '('='('
   Exit: (190) [system] '('='('
^  Call: (190) [user] read_list(')', (0x55fbb4538270), _1313382)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1336820)
   Exit: (192) [system] peek_char((0x55fbb4538270), 'S')
   Call: (192) [system] 'S'=(;)
   Fail: (192) [system] 'S'=(;)
   Call: (192) [system] 'S'=(/)
   Fail: (192) [system] 'S'=(/)
^  Call: (192) [user] is_like_space('S')
   Call: (193) [system] char_type('S', 'white')
   Fail: (193) [system] char_type('S', 'white')
   Call: (193) [system] char_type('S', end_of_line)
   Fail: (193) [system] char_type('S', end_of_line)
   Call: (193) [system] char_type('S', space)
   Fail: (193) [system] char_type('S', space)
   Call: (193) [system] char_type('S', cntrl)
   Fail: (193) [system] char_type('S', cntrl)
^  Fail: (192) [user] is_like_space('S')
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1352830)
   Exit: (191) [system] peek_char((0x55fbb4538270), 'S')
   Call: (191) [system] 'S'=')'
   Fail: (191) [system] 'S'=')'
   Call: (191) [system] 'S'=end_of_file
   Fail: (191) [system] 'S'=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55fbb4538270), _1358400)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1360258)
   Exit: (193) [system] peek_char((0x55fbb4538270), 'S')
   Call: (193) [system] 'S'=(;)
   Fail: (193) [system] 'S'=(;)
   Call: (193) [system] 'S'=(/)
   Fail: (193) [system] 'S'=(/)
^  Call: (193) [user] is_like_space('S')
   Call: (194) [system] char_type('S', 'white')
   Fail: (194) [system] char_type('S', 'white')
   Call: (194) [system] char_type('S', end_of_line)
   Fail: (194) [system] char_type('S', end_of_line)
   Call: (194) [system] char_type('S', space)
   Fail: (194) [system] char_type('S', space)
   Call: (194) [system] char_type('S', cntrl)
   Fail: (194) [system] char_type('S', cntrl)
^  Fail: (193) [user] is_like_space('S')
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] get_char((0x55fbb4538270), _1376268)
   Exit: (192) [system] get_char((0x55fbb4538270), 'S')
   Call: (192) [system] 'S'='('
   Fail: (192) [system] 'S'='('
   Call: (192) [system] 'S'='['
   Fail: (192) [system] 'S'='['
   Call: (192) [system] 'S'='{'
   Fail: (192) [system] 'S'='{'
   Call: (192) [system] 'S'='"'
   Fail: (192) [system] 'S'='"'
   Call: (192) [system] 'S'=!
   Fail: (192) [system] 'S'=!
   Call: (192) [system] 'S'='\''
   Fail: (192) [system] 'S'='\''
   Call: (192) [system] 'S'='`'
   Fail: (192) [system] 'S'='`'
   Call: (192) [system] 'S'=end_of_file
   Fail: (192) [system] 'S'=end_of_file
^  Call: (192) [user] read_symbolic(')', (0x55fbb4538270), 'S', _1358400)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _1393910)
   Call: (194) [system] peek_char((0x55fbb4538270), _1394844)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _1393910=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (193) [user] classify_and_convert_charseq(['S'], _1358400)
^  Call: (194) [user] classify_and_convert_charseq_(['S'], _1404128)
^  Call: (196) [system] setup_call_cleanup('$notrace'(_1405080, _1405082), once(user:catch(read_from_chars(['S'], _1404128), _1405062, fail)), '$restore_trace'(_1405080, _1405082))
^  Call: (197) [system] sig_atomic(system:'$notrace'(_1405080, _1405082))
^  Exit: (196) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['S'], _1404128), _1405062, fail)), system:'$restore_trace'(3, -1))
   Call: (195) [system] atomic(_1404128)
   Fail: (195) [system] atomic(_1404128)
   Call: (195) [system] atom_chars(_1404128, ['S'])
   Exit: (195) [system] atom_chars('S', ['S'])
^  Exit: (194) [user] classify_and_convert_charseq_(['S'], 'S')
   Call: (194) [system] integer('S')
   Fail: (194) [system] integer('S')
   Call: (194) [system] _1358400='S'
   Exit: (194) [system] 'S'='S'
^  Exit: (193) [user] classify_and_convert_charseq(['S'], 'S')
^  Exit: (192) [user] read_symbolic(')', (0x55fbb4538270), 'S', 'S')
^  Exit: (191) [user] cont_sexpr(')', (0x55fbb4538270), 'S')
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _1419078)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1420936)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _1430530)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1433234)
   Exit: (194) [system] peek_char((0x55fbb4538270), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
   Call: (194) [system] ($)=(/)
   Fail: (194) [system] ($)=(/)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1450168)
   Exit: (192) [system] peek_char((0x55fbb4538270), $)
   Call: (192) [system] ($)=')'
   Fail: (192) [system] ($)=')'
   Call: (192) [system] ($)=end_of_file
   Fail: (192) [system] ($)=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _1455738)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1457596)
   Exit: (194) [system] peek_char((0x55fbb4538270), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
   Call: (194) [system] ($)=(/)
   Fail: (194) [system] ($)=(/)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _1473606)
   Exit: (193) [system] get_char((0x55fbb4538270), $)
   Call: (193) [system] ($)='('
   Fail: (193) [system] ($)='('
   Call: (193) [system] ($)='['
   Fail: (193) [system] ($)='['
   Call: (193) [system] ($)='{'
   Fail: (193) [system] ($)='{'
   Call: (193) [system] ($)='"'
   Fail: (193) [system] ($)='"'
   Call: (193) [system] ($)=!
   Fail: (193) [system] ($)=!
   Call: (193) [system] ($)='\''
   Fail: (193) [system] ($)='\''
   Call: (193) [system] ($)='`'
   Fail: (193) [system] ($)='`'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55fbb4538270), $, _1455738)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _1491248)
   Call: (195) [system] peek_char((0x55fbb4538270), _1492182)
   Exit: (195) [system] peek_char((0x55fbb4538270), k)
^  Call: (195) [user] is_delimiter(k)
   Call: (196) [system] char_type(k, space)
   Fail: (196) [system] char_type(k, space)
   Call: (196) [system] arg(_1496902, v('(', ')', end_of_file), k)
   Fail: (196) [system] arg(_1497834, v('(', ')', end_of_file), k)
^  Fail: (195) [user] is_delimiter(k)
   Call: (195) [system] ')'==k
   Fail: (195) [system] ')'==k
   Call: (195) [system] get_char((0x55fbb4538270), k)
   Exit: (195) [system] get_char((0x55fbb4538270), k)
   Call: (195) [system] k=(\)
   Fail: (195) [system] k=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _1505184)
   Call: (196) [system] peek_char((0x55fbb4538270), _1506118)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
^  Call: (196) [user] is_delimiter(')')
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] arg(_1510838, v('(', ')', end_of_file), ')')
   Exit: (197) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (196) [user] is_delimiter(')')
   Call: (196) [system] _1505184=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (195) [system] _1491248=[k]
   Exit: (195) [system] [k]=[k]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
^  Call: (194) [user] classify_and_convert_charseq([$, k], _1455738)
^  Call: (195) [user] classify_and_convert_charseq_([$, k], _1520068)
   Call: (196) [system] atom_chars(_1521000, ['_', k])
   Exit: (196) [system] atom_chars('_k', ['_', k])
^  Exit: (195) [user] classify_and_convert_charseq_([$, k], _k)
   Call: (195) [system] integer(_k)
   Fail: (195) [system] integer(_k)
   Call: (195) [system] _1455738=_k
   Exit: (195) [system] _k=_k
^  Exit: (194) [user] classify_and_convert_charseq([$, k], _k)
^  Exit: (193) [user] read_symbolic(')', (0x55fbb4538270), $, _k)
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), _k)
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _1530292)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1532150)
   Exit: (194) [system] peek_char((0x55fbb4538270), ')')
   Call: (194) [system] ')'=(;)
   Fail: (194) [system] ')'=(;)
   Call: (194) [system] ')'=(/)
   Fail: (194) [system] ')'=(/)
^  Call: (194) [user] is_like_space(')')
   Call: (195) [system] char_type(')', 'white')
   Fail: (195) [system] char_type(')', 'white')
   Call: (195) [system] char_type(')', end_of_line)
   Fail: (195) [system] char_type(')', end_of_line)
   Call: (195) [system] char_type(')', space)
   Fail: (195) [system] char_type(')', space)
   Call: (195) [system] char_type(')', cntrl)
   Fail: (195) [system] char_type(')', cntrl)
^  Fail: (194) [user] is_like_space(')')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1548160)
   Exit: (193) [system] peek_char((0x55fbb4538270), ')')
   Call: (193) [system] ')'=')'
   Exit: (193) [system] ')'=')'
   Call: (193) [system] get_char((0x55fbb4538270), _1551950)
   Exit: (193) [system] get_char((0x55fbb4538270), ')')
   Call: (193) [system] _1530292=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [])
   Call: (192) [system] _1419078=[_k]
   Exit: (192) [system] [_k]=[_k]
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), [_k])
   Call: (191) [system] _1313382=['S', _k]
   Exit: (191) [system] ['S', _k]=['S', _k]
^  Exit: (190) [user] read_list(')', (0x55fbb4538270), ['S', _k])
^  Exit: (189) [user] cont_sexpr(')', (0x55fbb4538270), ['S', _k])
^  Call: (189) [user] read_list(')', (0x55fbb4538270), _1563038)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1564896)
   Exit: (191) [system] peek_char((0x55fbb4538270), ')')
   Call: (191) [system] ')'=(;)
   Fail: (191) [system] ')'=(;)
   Call: (191) [system] ')'=(/)
   Fail: (191) [system] ')'=(/)
^  Call: (191) [user] is_like_space(')')
   Call: (192) [system] char_type(')', 'white')
   Fail: (192) [system] char_type(')', 'white')
   Call: (192) [system] char_type(')', end_of_line)
   Fail: (192) [system] char_type(')', end_of_line)
   Call: (192) [system] char_type(')', space)
   Fail: (192) [system] char_type(')', space)
   Call: (192) [system] char_type(')', cntrl)
   Fail: (192) [system] char_type(')', cntrl)
^  Fail: (191) [user] is_like_space(')')
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1580906)
   Exit: (190) [system] peek_char((0x55fbb4538270), ')')
   Call: (190) [system] ')'=')'
   Exit: (190) [system] ')'=')'
   Call: (190) [system] get_char((0x55fbb4538270), _1584696)
   Exit: (190) [system] get_char((0x55fbb4538270), ')')
   Call: (190) [system] _1563038=[]
   Exit: (190) [system] []=[]
^  Exit: (189) [user] read_list(')', (0x55fbb4538270), [])
   Call: (189) [system] _1276722=[['S', _k]]
   Exit: (189) [system] [['S', _k]]=[['S', _k]]
^  Exit: (188) [user] read_list(')', (0x55fbb4538270), [['S', _k]])
   Call: (188) [system] _1150650=[_rb, ['S', _k]]
   Exit: (188) [system] [_rb, ['S', _k]]=[_rb, ['S', _k]]
^  Exit: (187) [user] read_list(')', (0x55fbb4538270), [_rb, ['S', _k]])
   Call: (187) [system] _1024578=[_kb, _rb, ['S', _k]]
   Exit: (187) [system] [_kb, _rb, ['S', _k]]=[_kb, _rb, ['S', _k]]
^  Exit: (186) [user] read_list(')', (0x55fbb4538270), [_kb, _rb, ['S', _k]])
   Call: (186) [system] _848316=[_query, _kb, _rb, ['S', _k]]
   Exit: (186) [system] [_query, _kb, _rb, ['S', _k]]=[_query, _kb, _rb, ['S', _k]]
^  Exit: (185) [user] read_list(')', (0x55fbb4538270), [_query, _kb, _rb, ['S', _k]])
   Call: (185) [system] _593920=[synthesize, _query, _kb, _rb, ['S', _k]]
   Exit: (185) [system] [synthesize, _query, _kb, _rb, ['S', _k]]=[synthesize, _query, _kb, _rb, ['S', _k]]
^  Exit: (184) [user] read_list(')', (0x55fbb4538270), [synthesize, _query, _kb, _rb, ['S', _k]])
^  Exit: (183) [user] cont_sexpr(')', (0x55fbb4538270), [synthesize, _query, _kb, _rb, ['S', _k]])
^  Call: (183) [user] read_list(')', (0x55fbb4538270), _1604166)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1606024)
   Exit: (185) [system] peek_char((0x55fbb4538270), '\n')
   Call: (185) [system] '\n'=(;)
   Fail: (185) [system] '\n'=(;)
   Call: (185) [system] '\n'=(/)
   Fail: (185) [system] '\n'=(/)
^  Call: (185) [user] is_like_space('\n')
   Call: (186) [system] char_type('\n', 'white')
   Fail: (186) [system] char_type('\n', 'white')
   Call: (186) [system] char_type('\n', end_of_line)
   Exit: (186) [system] char_type('\n', end_of_line)
^  Exit: (185) [user] is_like_space('\n')
   Call: (185) [system] get_char((0x55fbb4538270), _1617474)
   Exit: (185) [system] get_char((0x55fbb4538270), '\n')
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1620178)
   Exit: (186) [system] peek_char((0x55fbb4538270), ' ')
   Call: (186) [system] ' '=(;)
   Fail: (186) [system] ' '=(;)
   Call: (186) [system] ' '=(/)
   Fail: (186) [system] ' '=(/)
^  Call: (186) [user] is_like_space(' ')
   Call: (187) [system] char_type(' ', 'white')
   Exit: (187) [system] char_type(' ', 'white')
^  Exit: (186) [user] is_like_space(' ')
   Call: (186) [system] get_char((0x55fbb4538270), _1629772)
   Exit: (186) [system] get_char((0x55fbb4538270), ' ')
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1632476)
   Exit: (187) [system] peek_char((0x55fbb4538270), ' ')
   Call: (187) [system] ' '=(;)
   Fail: (187) [system] ' '=(;)
   Call: (187) [system] ' '=(/)
   Fail: (187) [system] ' '=(/)
^  Call: (187) [user] is_like_space(' ')
   Call: (188) [system] char_type(' ', 'white')
   Exit: (188) [system] char_type(' ', 'white')
^  Exit: (187) [user] is_like_space(' ')
   Call: (187) [system] get_char((0x55fbb4538270), _1642070)
   Exit: (187) [system] get_char((0x55fbb4538270), ' ')
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1644774)
   Exit: (188) [system] peek_char((0x55fbb4538270), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
   Call: (188) [system] ' '=(/)
   Fail: (188) [system] ' '=(/)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55fbb4538270), _1654368)
   Exit: (188) [system] get_char((0x55fbb4538270), ' ')
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1657072)
   Exit: (189) [system] peek_char((0x55fbb4538270), '(')
   Call: (189) [system] '('=(;)
   Fail: (189) [system] '('=(;)
   Call: (189) [system] '('=(/)
   Fail: (189) [system] '('=(/)
^  Call: (189) [user] is_like_space('(')
   Call: (190) [system] char_type('(', 'white')
   Fail: (190) [system] char_type('(', 'white')
   Call: (190) [system] char_type('(', end_of_line)
   Fail: (190) [system] char_type('(', end_of_line)
   Call: (190) [system] char_type('(', space)
   Fail: (190) [system] char_type('(', space)
   Call: (190) [system] char_type('(', cntrl)
   Fail: (190) [system] char_type('(', cntrl)
^  Fail: (189) [user] is_like_space('(')
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _1676778)
   Exit: (184) [system] peek_char((0x55fbb4538270), '(')
   Call: (184) [system] '('=')'
   Fail: (184) [system] '('=')'
   Call: (184) [system] '('=end_of_file
   Fail: (184) [system] '('=end_of_file
^  Call: (184) [user] cont_sexpr(')', (0x55fbb4538270), _1682348)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1684206)
   Exit: (186) [system] peek_char((0x55fbb4538270), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
   Call: (186) [system] '('=(/)
   Fail: (186) [system] '('=(/)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] get_char((0x55fbb4538270), _1700216)
   Exit: (185) [system] get_char((0x55fbb4538270), '(')
   Call: (185) [system] '('='('
   Exit: (185) [system] '('='('
^  Call: (185) [user] read_list(')', (0x55fbb4538270), _1682348)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1705786)
   Exit: (187) [system] peek_char((0x55fbb4538270), l)
   Call: (187) [system] l=(;)
   Fail: (187) [system] l=(;)
   Call: (187) [system] l=(/)
   Fail: (187) [system] l=(/)
^  Call: (187) [user] is_like_space(l)
   Call: (188) [system] char_type(l, 'white')
   Fail: (188) [system] char_type(l, 'white')
   Call: (188) [system] char_type(l, end_of_line)
   Fail: (188) [system] char_type(l, end_of_line)
   Call: (188) [system] char_type(l, space)
   Fail: (188) [system] char_type(l, space)
   Call: (188) [system] char_type(l, cntrl)
   Fail: (188) [system] char_type(l, cntrl)
^  Fail: (187) [user] is_like_space(l)
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1721796)
   Exit: (186) [system] peek_char((0x55fbb4538270), l)
   Call: (186) [system] l=')'
   Fail: (186) [system] l=')'
   Call: (186) [system] l=end_of_file
   Fail: (186) [system] l=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55fbb4538270), _1727366)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1729224)
   Exit: (188) [system] peek_char((0x55fbb4538270), l)
   Call: (188) [system] l=(;)
   Fail: (188) [system] l=(;)
   Call: (188) [system] l=(/)
   Fail: (188) [system] l=(/)
^  Call: (188) [user] is_like_space(l)
   Call: (189) [system] char_type(l, 'white')
   Fail: (189) [system] char_type(l, 'white')
   Call: (189) [system] char_type(l, end_of_line)
   Fail: (189) [system] char_type(l, end_of_line)
   Call: (189) [system] char_type(l, space)
   Fail: (189) [system] char_type(l, space)
   Call: (189) [system] char_type(l, cntrl)
   Fail: (189) [system] char_type(l, cntrl)
^  Fail: (188) [user] is_like_space(l)
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] get_char((0x55fbb4538270), _1745234)
   Exit: (187) [system] get_char((0x55fbb4538270), l)
   Call: (187) [system] l='('
   Fail: (187) [system] l='('
   Call: (187) [system] l='['
   Fail: (187) [system] l='['
   Call: (187) [system] l='{'
   Fail: (187) [system] l='{'
   Call: (187) [system] l='"'
   Fail: (187) [system] l='"'
   Call: (187) [system] l=!
   Fail: (187) [system] l=!
   Call: (187) [system] l='\''
   Fail: (187) [system] l='\''
   Call: (187) [system] l='`'
   Fail: (187) [system] l='`'
   Call: (187) [system] l=end_of_file
   Fail: (187) [system] l=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55fbb4538270), l, _1727366)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _1762876)
   Call: (189) [system] peek_char((0x55fbb4538270), _1763810)
   Exit: (189) [system] peek_char((0x55fbb4538270), e)
^  Call: (189) [user] is_delimiter(e)
   Call: (190) [system] char_type(e, space)
   Fail: (190) [system] char_type(e, space)
   Call: (190) [system] arg(_1768530, v('(', ')', end_of_file), e)
   Fail: (190) [system] arg(_1769462, v('(', ')', end_of_file), e)
^  Fail: (189) [user] is_delimiter(e)
   Call: (189) [system] ')'==e
   Fail: (189) [system] ')'==e
   Call: (189) [system] get_char((0x55fbb4538270), e)
   Exit: (189) [system] get_char((0x55fbb4538270), e)
   Call: (189) [system] e=(\)
   Fail: (189) [system] e=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), _1776812)
   Call: (190) [system] peek_char((0x55fbb4538270), _1777746)
   Exit: (190) [system] peek_char((0x55fbb4538270), t)
^  Call: (190) [user] is_delimiter(t)
   Call: (191) [system] char_type(t, space)
   Fail: (191) [system] char_type(t, space)
   Call: (191) [system] arg(_1782466, v('(', ')', end_of_file), t)
   Fail: (191) [system] arg(_1783398, v('(', ')', end_of_file), t)
^  Fail: (190) [user] is_delimiter(t)
   Call: (190) [system] ')'==t
   Fail: (190) [system] ')'==t
   Call: (190) [system] get_char((0x55fbb4538270), t)
   Exit: (190) [system] get_char((0x55fbb4538270), t)
   Call: (190) [system] t=(\)
   Fail: (190) [system] t=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _1790748)
   Call: (191) [system] peek_char((0x55fbb4538270), _1791682)
   Exit: (191) [system] peek_char((0x55fbb4538270), *)
^  Call: (191) [user] is_delimiter(*)
   Call: (192) [system] char_type(*, space)
   Fail: (192) [system] char_type(*, space)
   Call: (192) [system] arg(_1796402, v('(', ')', end_of_file), *)
   Fail: (192) [system] arg(_1797334, v('(', ')', end_of_file), *)
^  Fail: (191) [user] is_delimiter(*)
   Call: (191) [system] ')'==(*)
   Fail: (191) [system] ')'==(*)
   Call: (191) [system] get_char((0x55fbb4538270), *)
   Exit: (191) [system] get_char((0x55fbb4538270), *)
   Call: (191) [system] (*)=(\)
   Fail: (191) [system] (*)=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _1804684)
   Call: (192) [system] peek_char((0x55fbb4538270), _1805618)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (192) [user] is_delimiter(' ')
   Call: (193) [system] char_type(' ', space)
   Exit: (193) [system] char_type(' ', space)
^  Exit: (192) [user] is_delimiter(' ')
   Call: (192) [system] _1804684=[]
   Exit: (192) [system] []=[]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (191) [system] _1790748=[*]
   Exit: (191) [system] [*]=[*]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [*])
   Call: (190) [system] _1776812=[t, *]
   Exit: (190) [system] [t, *]=[t, *]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, *])
   Call: (189) [system] _1762876=[e, t, *]
   Exit: (189) [system] [e, t, *]=[e, t, *]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, t, *])
^  Call: (188) [user] classify_and_convert_charseq([l, e, t, *], _1727366)
^  Call: (189) [user] classify_and_convert_charseq_([l, e, t, *], _1823284)
^  Call: (191) [system] setup_call_cleanup('$notrace'(_1824236, _1824238), once(user:catch(read_from_chars([l, e, t, *], _1823284), _1824218, fail)), '$restore_trace'(_1824236, _1824238))
^  Call: (192) [system] sig_atomic(system:'$notrace'(_1824236, _1824238))
   Call: (190) [system] atom_chars(_3466, [l, e, t, *])
   Exit: (190) [system] atom_chars('let*', [l, e, t, *])
^  Exit: (189) [user] classify_and_convert_charseq_([l, e, t, *], 'let*')
   Call: (189) [system] integer('let*')
   Fail: (189) [system] integer('let*')
   Call: (189) [system] _3436='let*'
   Exit: (189) [system] 'let*'='let*'
^  Exit: (188) [user] classify_and_convert_charseq([l, e, t, *], 'let*')
^  Exit: (187) [user] read_symbolic(')', (0x55fbb4538270), l, 'let*')
^  Exit: (186) [user] cont_sexpr(')', (0x55fbb4538270), 'let*')
^  Call: (186) [user] read_list(')', (0x55fbb4538270), _12832)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _14690)
   Exit: (188) [system] peek_char((0x55fbb4538270), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
   Call: (188) [system] ' '=(/)
   Fail: (188) [system] ' '=(/)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55fbb4538270), _24284)
   Exit: (188) [system] get_char((0x55fbb4538270), ' ')
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _26988)
   Exit: (189) [system] peek_char((0x55fbb4538270), '(')
   Call: (189) [system] '('=(;)
   Fail: (189) [system] '('=(;)
   Call: (189) [system] '('=(/)
   Fail: (189) [system] '('=(/)
^  Call: (189) [user] is_like_space('(')
   Call: (190) [system] char_type('(', 'white')
   Fail: (190) [system] char_type('(', 'white')
   Call: (190) [system] char_type('(', end_of_line)
   Fail: (190) [system] char_type('(', end_of_line)
   Call: (190) [system] char_type('(', space)
   Fail: (190) [system] char_type('(', space)
   Call: (190) [system] char_type('(', cntrl)
   Fail: (190) [system] char_type('(', cntrl)
^  Fail: (189) [user] is_like_space('(')
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _43922)
   Exit: (187) [system] peek_char((0x55fbb4538270), '(')
   Call: (187) [system] '('=')'
   Fail: (187) [system] '('=')'
   Call: (187) [system] '('=end_of_file
   Fail: (187) [system] '('=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55fbb4538270), _49492)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _51350)
   Exit: (189) [system] peek_char((0x55fbb4538270), '(')
   Call: (189) [system] '('=(;)
   Fail: (189) [system] '('=(;)
   Call: (189) [system] '('=(/)
   Fail: (189) [system] '('=(/)
^  Call: (189) [user] is_like_space('(')
   Call: (190) [system] char_type('(', 'white')
   Fail: (190) [system] char_type('(', 'white')
   Call: (190) [system] char_type('(', end_of_line)
   Fail: (190) [system] char_type('(', end_of_line)
   Call: (190) [system] char_type('(', space)
   Fail: (190) [system] char_type('(', space)
   Call: (190) [system] char_type('(', cntrl)
   Fail: (190) [system] char_type('(', cntrl)
^  Fail: (189) [user] is_like_space('(')
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] get_char((0x55fbb4538270), _67360)
   Exit: (188) [system] get_char((0x55fbb4538270), '(')
   Call: (188) [system] '('='('
   Exit: (188) [system] '('='('
^  Call: (188) [user] read_list(')', (0x55fbb4538270), _49492)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _72930)
   Exit: (190) [system] peek_char((0x55fbb4538270), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
   Call: (190) [system] '('=(/)
   Fail: (190) [system] '('=(/)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _88940)
   Exit: (189) [system] peek_char((0x55fbb4538270), '(')
   Call: (189) [system] '('=')'
   Fail: (189) [system] '('=')'
   Call: (189) [system] '('=end_of_file
   Fail: (189) [system] '('=end_of_file
^  Call: (189) [user] cont_sexpr(')', (0x55fbb4538270), _94510)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _96368)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
   Call: (191) [system] '('=(/)
   Fail: (191) [system] '('=(/)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] get_char((0x55fbb4538270), _112378)
   Exit: (190) [system] get_char((0x55fbb4538270), '(')
   Call: (190) [system] '('='('
   Exit: (190) [system] '('='('
^  Call: (190) [user] read_list(')', (0x55fbb4538270), _94510)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _117948)
   Exit: (192) [system] peek_char((0x55fbb4538270), '(')
   Call: (192) [system] '('=(;)
   Fail: (192) [system] '('=(;)
   Call: (192) [system] '('=(/)
   Fail: (192) [system] '('=(/)
^  Call: (192) [user] is_like_space('(')
   Call: (193) [system] char_type('(', 'white')
   Fail: (193) [system] char_type('(', 'white')
   Call: (193) [system] char_type('(', end_of_line)
   Fail: (193) [system] char_type('(', end_of_line)
   Call: (193) [system] char_type('(', space)
   Fail: (193) [system] char_type('(', space)
   Call: (193) [system] char_type('(', cntrl)
   Fail: (193) [system] char_type('(', cntrl)
^  Fail: (192) [user] is_like_space('(')
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _133958)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=')'
   Fail: (191) [system] '('=')'
   Call: (191) [system] '('=end_of_file
   Fail: (191) [system] '('=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55fbb4538270), _139528)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _141386)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
   Call: (193) [system] '('=(/)
   Fail: (193) [system] '('=(/)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] get_char((0x55fbb4538270), _157396)
   Exit: (192) [system] get_char((0x55fbb4538270), '(')
   Call: (192) [system] '('='('
   Exit: (192) [system] '('='('
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _139528)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _162966)
   Exit: (194) [system] peek_char((0x55fbb4538270), :)
   Call: (194) [system] (:)=(;)
   Fail: (194) [system] (:)=(;)
   Call: (194) [system] (:)=(/)
   Fail: (194) [system] (:)=(/)
^  Call: (194) [user] is_like_space(:)
   Call: (195) [system] char_type(:, 'white')
   Fail: (195) [system] char_type(:, 'white')
   Call: (195) [system] char_type(:, end_of_line)
   Fail: (195) [system] char_type(:, end_of_line)
   Call: (195) [system] char_type(:, space)
   Fail: (195) [system] char_type(:, space)
   Call: (195) [system] char_type(:, cntrl)
   Fail: (195) [system] char_type(:, cntrl)
^  Fail: (194) [user] is_like_space(:)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _178976)
   Exit: (193) [system] peek_char((0x55fbb4538270), :)
   Call: (193) [system] (:)=')'
   Fail: (193) [system] (:)=')'
   Call: (193) [system] (:)=end_of_file
   Fail: (193) [system] (:)=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _184546)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _186404)
   Exit: (195) [system] peek_char((0x55fbb4538270), :)
   Call: (195) [system] (:)=(;)
   Fail: (195) [system] (:)=(;)
   Call: (195) [system] (:)=(/)
   Fail: (195) [system] (:)=(/)
^  Call: (195) [user] is_like_space(:)
   Call: (196) [system] char_type(:, 'white')
   Fail: (196) [system] char_type(:, 'white')
   Call: (196) [system] char_type(:, end_of_line)
   Fail: (196) [system] char_type(:, end_of_line)
   Call: (196) [system] char_type(:, space)
   Fail: (196) [system] char_type(:, space)
   Call: (196) [system] char_type(:, cntrl)
   Fail: (196) [system] char_type(:, cntrl)
^  Fail: (195) [user] is_like_space(:)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _202414)
   Exit: (194) [system] get_char((0x55fbb4538270), :)
   Call: (194) [system] (:)='('
   Fail: (194) [system] (:)='('
   Call: (194) [system] (:)='['
   Fail: (194) [system] (:)='['
   Call: (194) [system] (:)='{'
   Fail: (194) [system] (:)='{'
   Call: (194) [system] (:)='"'
   Fail: (194) [system] (:)='"'
   Call: (194) [system] (:)=!
   Fail: (194) [system] (:)=!
   Call: (194) [system] (:)='\''
   Fail: (194) [system] (:)='\''
   Call: (194) [system] (:)='`'
   Fail: (194) [system] (:)='`'
   Call: (194) [system] (:)=end_of_file
   Fail: (194) [system] (:)=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55fbb4538270), :, _184546)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _220056)
   Call: (196) [system] peek_char((0x55fbb4538270), _220990)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (196) [user] is_delimiter(' ')
   Call: (197) [system] char_type(' ', space)
   Exit: (197) [system] char_type(' ', space)
^  Exit: (196) [user] is_delimiter(' ')
   Call: (196) [system] _220056=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (195) [user] classify_and_convert_charseq([:], _184546)
^  Call: (196) [user] classify_and_convert_charseq_([:], _230274)
^  Call: (198) [system] setup_call_cleanup('$notrace'(_231226, _231228), once(user:catch(read_from_chars([:], _230274), _231208, fail)), '$restore_trace'(_231226, _231228))
^  Call: (199) [system] sig_atomic(system:'$notrace'(_231226, _231228))
^  Exit: (198) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _231208, fail)), system:'$restore_trace'(3, -1))
   Call: (197) [system] atomic(:)
   Exit: (197) [system] atomic(:)
^  Exit: (196) [user] classify_and_convert_charseq_([:], :)
   Call: (196) [system] integer(:)
   Fail: (196) [system] integer(:)
   Call: (196) [system] _184546=(:)
   Exit: (196) [system] (:)=(:)
^  Exit: (195) [user] classify_and_convert_charseq([:], :)
^  Exit: (194) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _243354)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _245212)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _254806)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _257510)
   Exit: (196) [system] peek_char((0x55fbb4538270), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
   Call: (196) [system] ($)=(/)
   Fail: (196) [system] ($)=(/)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _274444)
   Exit: (194) [system] peek_char((0x55fbb4538270), $)
   Call: (194) [system] ($)=')'
   Fail: (194) [system] ($)=')'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _280014)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _281872)
   Exit: (196) [system] peek_char((0x55fbb4538270), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
   Call: (196) [system] ($)=(/)
   Fail: (196) [system] ($)=(/)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _297882)
   Exit: (195) [system] get_char((0x55fbb4538270), $)
   Call: (195) [system] ($)='('
   Fail: (195) [system] ($)='('
   Call: (195) [system] ($)='['
   Fail: (195) [system] ($)='['
   Call: (195) [system] ($)='{'
   Fail: (195) [system] ($)='{'
   Call: (195) [system] ($)='"'
   Fail: (195) [system] ($)='"'
   Call: (195) [system] ($)=!
   Fail: (195) [system] ($)=!
   Call: (195) [system] ($)='\''
   Fail: (195) [system] ($)='\''
   Call: (195) [system] ($)='`'
   Fail: (195) [system] ($)='`'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55fbb4538270), $, _280014)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _315524)
   Call: (197) [system] peek_char((0x55fbb4538270), _316458)
   Exit: (197) [system] peek_char((0x55fbb4538270), r)
^  Call: (197) [user] is_delimiter(r)
   Call: (198) [system] char_type(r, space)
   Fail: (198) [system] char_type(r, space)
   Call: (198) [system] arg(_321178, v('(', ')', end_of_file), r)
   Fail: (198) [system] arg(_322110, v('(', ')', end_of_file), r)
^  Fail: (197) [user] is_delimiter(r)
   Call: (197) [system] ')'==r
   Fail: (197) [system] ')'==r
   Call: (197) [system] get_char((0x55fbb4538270), r)
   Exit: (197) [system] get_char((0x55fbb4538270), r)
   Call: (197) [system] r=(\)
   Fail: (197) [system] r=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _329460)
   Call: (198) [system] peek_char((0x55fbb4538270), _330394)
   Exit: (198) [system] peek_char((0x55fbb4538270), u)
^  Call: (198) [user] is_delimiter(u)
   Call: (199) [system] char_type(u, space)
   Fail: (199) [system] char_type(u, space)
   Call: (199) [system] arg(_335114, v('(', ')', end_of_file), u)
   Fail: (199) [system] arg(_336046, v('(', ')', end_of_file), u)
^  Fail: (198) [user] is_delimiter(u)
   Call: (198) [system] ')'==u
   Fail: (198) [system] ')'==u
   Call: (198) [system] get_char((0x55fbb4538270), u)
   Exit: (198) [system] get_char((0x55fbb4538270), u)
   Call: (198) [system] u=(\)
   Fail: (198) [system] u=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _343396)
   Call: (199) [system] peek_char((0x55fbb4538270), _344330)
   Exit: (199) [system] peek_char((0x55fbb4538270), c)
^  Call: (199) [user] is_delimiter(c)
   Call: (200) [system] char_type(c, space)
   Fail: (200) [system] char_type(c, space)
   Call: (200) [system] arg(_349050, v('(', ')', end_of_file), c)
   Fail: (200) [system] arg(_349982, v('(', ')', end_of_file), c)
^  Fail: (199) [user] is_delimiter(c)
   Call: (199) [system] ')'==c
   Fail: (199) [system] ')'==c
   Call: (199) [system] get_char((0x55fbb4538270), c)
   Exit: (199) [system] get_char((0x55fbb4538270), c)
   Call: (199) [system] c=(\)
   Fail: (199) [system] c=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _357332)
   Call: (200) [system] peek_char((0x55fbb4538270), _358266)
   Exit: (200) [system] peek_char((0x55fbb4538270), t)
^  Call: (200) [user] is_delimiter(t)
   Call: (201) [system] char_type(t, space)
   Fail: (201) [system] char_type(t, space)
   Call: (201) [system] arg(_362986, v('(', ')', end_of_file), t)
   Fail: (201) [system] arg(_363918, v('(', ')', end_of_file), t)
^  Fail: (200) [user] is_delimiter(t)
   Call: (200) [system] ')'==t
   Fail: (200) [system] ')'==t
   Call: (200) [system] get_char((0x55fbb4538270), t)
   Exit: (200) [system] get_char((0x55fbb4538270), t)
   Call: (200) [system] t=(\)
   Fail: (200) [system] t=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _371268)
   Call: (201) [system] peek_char((0x55fbb4538270), _372202)
   Exit: (201) [system] peek_char((0x55fbb4538270), o)
^  Call: (201) [user] is_delimiter(o)
   Call: (202) [system] char_type(o, space)
   Fail: (202) [system] char_type(o, space)
   Call: (202) [system] arg(_376922, v('(', ')', end_of_file), o)
   Fail: (202) [system] arg(_377854, v('(', ')', end_of_file), o)
^  Fail: (201) [user] is_delimiter(o)
   Call: (201) [system] ')'==o
   Fail: (201) [system] ')'==o
   Call: (201) [system] get_char((0x55fbb4538270), o)
   Exit: (201) [system] get_char((0x55fbb4538270), o)
   Call: (201) [system] o=(\)
   Fail: (201) [system] o=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _385204)
   Call: (202) [system] peek_char((0x55fbb4538270), _386138)
   Exit: (202) [system] peek_char((0x55fbb4538270), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_390858, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_391790, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55fbb4538270), r)
   Exit: (202) [system] get_char((0x55fbb4538270), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _399140)
   Call: (203) [system] peek_char((0x55fbb4538270), _400074)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (203) [user] is_delimiter(' ')
   Call: (204) [system] char_type(' ', space)
   Exit: (204) [system] char_type(' ', space)
^  Exit: (203) [user] is_delimiter(' ')
   Call: (203) [system] _399140=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (202) [system] _385204=[r]
   Exit: (202) [system] [r]=[r]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [r])
   Call: (201) [system] _371268=[o, r]
   Exit: (201) [system] [o, r]=[o, r]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, r])
   Call: (200) [system] _357332=[t, o, r]
   Exit: (200) [system] [t, o, r]=[t, o, r]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, o, r])
   Call: (199) [system] _343396=[c, t, o, r]
   Exit: (199) [system] [c, t, o, r]=[c, t, o, r]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, o, r])
   Call: (198) [system] _329460=[u, c, t, o, r]
   Exit: (198) [system] [u, c, t, o, r]=[u, c, t, o, r]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, o, r])
   Call: (197) [system] _315524=[r, u, c, t, o, r]
   Exit: (197) [system] [r, u, c, t, o, r]=[r, u, c, t, o, r]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, u, c, t, o, r])
^  Call: (196) [user] classify_and_convert_charseq([$, r, u, c, t, o, r], _280014)
^  Call: (197) [user] classify_and_convert_charseq_([$, r, u, c, t, o, r], _426122)
   Call: (198) [system] atom_chars(_427054, ['_', r, u, c, t, o, r])
   Exit: (198) [system] atom_chars('_ructor', ['_', r, u, c, t, o, r])
^  Exit: (197) [user] classify_and_convert_charseq_([$, r, u, c, t, o, r], _ructor)
   Call: (197) [system] integer(_ructor)
   Fail: (197) [system] integer(_ructor)
   Call: (197) [system] _280014=_ructor
   Exit: (197) [system] _ructor=_ructor
^  Exit: (196) [user] classify_and_convert_charseq([$, r, u, c, t, o, r], _ructor)
^  Exit: (195) [user] read_symbolic(')', (0x55fbb4538270), $, _ructor)
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), _ructor)
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _436346)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _438204)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _447798)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _450502)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
   Call: (197) [system] '('=(/)
   Fail: (197) [system] '('=(/)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _467436)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=')'
   Fail: (195) [system] '('=')'
   Call: (195) [system] '('=end_of_file
   Fail: (195) [system] '('=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _473006)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _474864)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
   Call: (197) [system] '('=(/)
   Fail: (197) [system] '('=(/)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _490874)
   Exit: (196) [system] get_char((0x55fbb4538270), '(')
   Call: (196) [system] '('='('
   Exit: (196) [system] '('='('
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _473006)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _496444)
   Exit: (198) [system] peek_char((0x55fbb4538270), -)
   Call: (198) [system] (-)=(;)
   Fail: (198) [system] (-)=(;)
   Call: (198) [system] (-)=(/)
   Fail: (198) [system] (-)=(/)
^  Call: (198) [user] is_like_space(-)
   Call: (199) [system] char_type(-, 'white')
   Fail: (199) [system] char_type(-, 'white')
   Call: (199) [system] char_type(-, end_of_line)
   Fail: (199) [system] char_type(-, end_of_line)
   Call: (199) [system] char_type(-, space)
   Fail: (199) [system] char_type(-, space)
   Call: (199) [system] char_type(-, cntrl)
   Fail: (199) [system] char_type(-, cntrl)
^  Fail: (198) [user] is_like_space(-)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _512454)
   Exit: (197) [system] peek_char((0x55fbb4538270), -)
   Call: (197) [system] (-)=')'
   Fail: (197) [system] (-)=')'
   Call: (197) [system] (-)=end_of_file
   Fail: (197) [system] (-)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _518024)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _519882)
   Exit: (199) [system] peek_char((0x55fbb4538270), -)
   Call: (199) [system] (-)=(;)
   Fail: (199) [system] (-)=(;)
   Call: (199) [system] (-)=(/)
   Fail: (199) [system] (-)=(/)
^  Call: (199) [user] is_like_space(-)
   Call: (200) [system] char_type(-, 'white')
   Fail: (200) [system] char_type(-, 'white')
   Call: (200) [system] char_type(-, end_of_line)
   Fail: (200) [system] char_type(-, end_of_line)
   Call: (200) [system] char_type(-, space)
   Fail: (200) [system] char_type(-, space)
   Call: (200) [system] char_type(-, cntrl)
   Fail: (200) [system] char_type(-, cntrl)
^  Fail: (199) [user] is_like_space(-)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _535892)
   Exit: (198) [system] get_char((0x55fbb4538270), -)
   Call: (198) [system] (-)='('
   Fail: (198) [system] (-)='('
   Call: (198) [system] (-)='['
   Fail: (198) [system] (-)='['
   Call: (198) [system] (-)='{'
   Fail: (198) [system] (-)='{'
   Call: (198) [system] (-)='"'
   Fail: (198) [system] (-)='"'
   Call: (198) [system] (-)=!
   Fail: (198) [system] (-)=!
   Call: (198) [system] (-)='\''
   Fail: (198) [system] (-)='\''
   Call: (198) [system] (-)='`'
   Fail: (198) [system] (-)='`'
   Call: (198) [system] (-)=end_of_file
   Fail: (198) [system] (-)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55fbb4538270), -, _518024)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _553534)
   Call: (200) [system] peek_char((0x55fbb4538270), _554468)
   Exit: (200) [system] peek_char((0x55fbb4538270), >)
^  Call: (200) [user] is_delimiter(>)
   Call: (201) [system] char_type(>, space)
   Fail: (201) [system] char_type(>, space)
   Call: (201) [system] arg(_559188, v('(', ')', end_of_file), >)
   Fail: (201) [system] arg(_560120, v('(', ')', end_of_file), >)
^  Fail: (200) [user] is_delimiter(>)
   Call: (200) [system] ')'==(>)
   Fail: (200) [system] ')'==(>)
   Call: (200) [system] get_char((0x55fbb4538270), >)
   Exit: (200) [system] get_char((0x55fbb4538270), >)
   Call: (200) [system] (>)=(\)
   Fail: (200) [system] (>)=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _567470)
   Call: (201) [system] peek_char((0x55fbb4538270), _568404)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (201) [user] is_delimiter(' ')
   Call: (202) [system] char_type(' ', space)
   Exit: (202) [system] char_type(' ', space)
^  Exit: (201) [user] is_delimiter(' ')
   Call: (201) [system] _567470=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (200) [system] _553534=[>]
   Exit: (200) [system] [>]=[>]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [>])
^  Call: (199) [user] classify_and_convert_charseq([-, >], _518024)
^  Call: (200) [user] classify_and_convert_charseq_([-, >], _580482)
^  Call: (202) [system] setup_call_cleanup('$notrace'(_581434, _581436), once(user:catch(read_from_chars([-, >], _580482), _581416, fail)), '$restore_trace'(_581434, _581436))
^  Call: (203) [system] sig_atomic(system:'$notrace'(_581434, _581436))
^  Exit: (202) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([-, >], ->), _581416, fail)), system:'$restore_trace'(3, -1))
   Call: (201) [system] atomic(->)
   Exit: (201) [system] atomic(->)
^  Exit: (200) [user] classify_and_convert_charseq_([-, >], ->)
   Call: (200) [system] integer(->)
   Fail: (200) [system] integer(->)
   Call: (200) [system] _518024=(->)
   Exit: (200) [system] (->)=(->)
^  Exit: (199) [user] classify_and_convert_charseq([-, >], ->)
^  Exit: (198) [user] read_symbolic(')', (0x55fbb4538270), -, ->)
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), ->)
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _593562)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _595420)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _605014)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _607718)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
   Call: (200) [system] ($)=(/)
   Fail: (200) [system] ($)=(/)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _624652)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=')'
   Fail: (198) [system] ($)=')'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _630222)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _632080)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
   Call: (200) [system] ($)=(/)
   Fail: (200) [system] ($)=(/)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _648090)
   Exit: (199) [system] get_char((0x55fbb4538270), $)
   Call: (199) [system] ($)='('
   Fail: (199) [system] ($)='('
   Call: (199) [system] ($)='['
   Fail: (199) [system] ($)='['
   Call: (199) [system] ($)='{'
   Fail: (199) [system] ($)='{'
   Call: (199) [system] ($)='"'
   Fail: (199) [system] ($)='"'
   Call: (199) [system] ($)=!
   Fail: (199) [system] ($)=!
   Call: (199) [system] ($)='\''
   Fail: (199) [system] ($)='\''
   Call: (199) [system] ($)='`'
   Fail: (199) [system] ($)='`'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55fbb4538270), $, _630222)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _665732)
   Call: (201) [system] peek_char((0x55fbb4538270), _666666)
   Exit: (201) [system] peek_char((0x55fbb4538270), p)
^  Call: (201) [user] is_delimiter(p)
   Call: (202) [system] char_type(p, space)
   Fail: (202) [system] char_type(p, space)
   Call: (202) [system] arg(_671386, v('(', ')', end_of_file), p)
   Fail: (202) [system] arg(_672318, v('(', ')', end_of_file), p)
^  Fail: (201) [user] is_delimiter(p)
   Call: (201) [system] ')'==p
   Fail: (201) [system] ')'==p
   Call: (201) [system] get_char((0x55fbb4538270), p)
   Exit: (201) [system] get_char((0x55fbb4538270), p)
   Call: (201) [system] p=(\)
   Fail: (201) [system] p=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _679668)
   Call: (202) [system] peek_char((0x55fbb4538270), _680602)
   Exit: (202) [system] peek_char((0x55fbb4538270), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_685322, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_686254, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55fbb4538270), r)
   Exit: (202) [system] get_char((0x55fbb4538270), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _693604)
   Call: (203) [system] peek_char((0x55fbb4538270), _694538)
   Exit: (203) [system] peek_char((0x55fbb4538270), e)
^  Call: (203) [user] is_delimiter(e)
   Call: (204) [system] char_type(e, space)
   Fail: (204) [system] char_type(e, space)
   Call: (204) [system] arg(_699258, v('(', ')', end_of_file), e)
   Fail: (204) [system] arg(_700190, v('(', ')', end_of_file), e)
^  Fail: (203) [user] is_delimiter(e)
   Call: (203) [system] ')'==e
   Fail: (203) [system] ')'==e
   Call: (203) [system] get_char((0x55fbb4538270), e)
   Exit: (203) [system] get_char((0x55fbb4538270), e)
   Call: (203) [system] e=(\)
   Fail: (203) [system] e=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _707540)
   Call: (204) [system] peek_char((0x55fbb4538270), _708474)
   Exit: (204) [system] peek_char((0x55fbb4538270), m)
^  Call: (204) [user] is_delimiter(m)
   Call: (205) [system] char_type(m, space)
   Fail: (205) [system] char_type(m, space)
   Call: (205) [system] arg(_713194, v('(', ')', end_of_file), m)
   Fail: (205) [system] arg(_714126, v('(', ')', end_of_file), m)
^  Fail: (204) [user] is_delimiter(m)
   Call: (204) [system] ')'==m
   Fail: (204) [system] ')'==m
   Call: (204) [system] get_char((0x55fbb4538270), m)
   Exit: (204) [system] get_char((0x55fbb4538270), m)
   Call: (204) [system] m=(\)
   Fail: (204) [system] m=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _721476)
   Call: (205) [system] peek_char((0x55fbb4538270), _722410)
   Exit: (205) [system] peek_char((0x55fbb4538270), i)
^  Call: (205) [user] is_delimiter(i)
   Call: (206) [system] char_type(i, space)
   Fail: (206) [system] char_type(i, space)
   Call: (206) [system] arg(_727130, v('(', ')', end_of_file), i)
   Fail: (206) [system] arg(_728062, v('(', ')', end_of_file), i)
^  Fail: (205) [user] is_delimiter(i)
   Call: (205) [system] ')'==i
   Fail: (205) [system] ')'==i
   Call: (205) [system] get_char((0x55fbb4538270), i)
   Exit: (205) [system] get_char((0x55fbb4538270), i)
   Call: (205) [system] i=(\)
   Fail: (205) [system] i=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _735412)
   Call: (206) [system] peek_char((0x55fbb4538270), _736346)
   Exit: (206) [system] peek_char((0x55fbb4538270), s)
^  Call: (206) [user] is_delimiter(s)
   Call: (207) [system] char_type(s, space)
   Fail: (207) [system] char_type(s, space)
   Call: (207) [system] arg(_741066, v('(', ')', end_of_file), s)
   Fail: (207) [system] arg(_741998, v('(', ')', end_of_file), s)
^  Fail: (206) [user] is_delimiter(s)
   Call: (206) [system] ')'==s
   Fail: (206) [system] ')'==s
   Call: (206) [system] get_char((0x55fbb4538270), s)
   Exit: (206) [system] get_char((0x55fbb4538270), s)
   Call: (206) [system] s=(\)
   Fail: (206) [system] s=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _749348)
   Call: (207) [system] peek_char((0x55fbb4538270), _750282)
   Exit: (207) [system] peek_char((0x55fbb4538270), e)
^  Call: (207) [user] is_delimiter(e)
   Call: (208) [system] char_type(e, space)
   Fail: (208) [system] char_type(e, space)
   Call: (208) [system] arg(_755002, v('(', ')', end_of_file), e)
   Fail: (208) [system] arg(_755934, v('(', ')', end_of_file), e)
^  Fail: (207) [user] is_delimiter(e)
   Call: (207) [system] ')'==e
   Fail: (207) [system] ')'==e
   Call: (207) [system] get_char((0x55fbb4538270), e)
   Exit: (207) [system] get_char((0x55fbb4538270), e)
   Call: (207) [system] e=(\)
   Fail: (207) [system] e=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _763284)
   Call: (208) [system] peek_char((0x55fbb4538270), _764218)
   Exit: (208) [system] peek_char((0x55fbb4538270), '1')
^  Call: (208) [user] is_delimiter('1')
   Call: (209) [system] char_type('1', space)
   Fail: (209) [system] char_type('1', space)
   Call: (209) [system] arg(_768938, v('(', ')', end_of_file), '1')
   Fail: (209) [system] arg(_769870, v('(', ')', end_of_file), '1')
^  Fail: (208) [user] is_delimiter('1')
   Call: (208) [system] ')'=='1'
   Fail: (208) [system] ')'=='1'
   Call: (208) [system] get_char((0x55fbb4538270), '1')
   Exit: (208) [system] get_char((0x55fbb4538270), '1')
   Call: (208) [system] '1'=(\)
   Fail: (208) [system] '1'=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _777220)
   Call: (209) [system] peek_char((0x55fbb4538270), _778154)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _777220=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (208) [system] _763284=['1']
   Exit: (208) [system] ['1']=['1']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), ['1'])
   Call: (207) [system] _749348=[e, '1']
   Exit: (207) [system] [e, '1']=[e, '1']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, '1'])
   Call: (206) [system] _735412=[s, e, '1']
   Exit: (206) [system] [s, e, '1']=[s, e, '1']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e, '1'])
   Call: (205) [system] _721476=[i, s, e, '1']
   Exit: (205) [system] [i, s, e, '1']=[i, s, e, '1']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, e, '1'])
   Call: (204) [system] _707540=[m, i, s, e, '1']
   Exit: (204) [system] [m, i, s, e, '1']=[m, i, s, e, '1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, i, s, e, '1'])
   Call: (203) [system] _693604=[e, m, i, s, e, '1']
   Exit: (203) [system] [e, m, i, s, e, '1']=[e, m, i, s, e, '1']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, m, i, s, e, '1'])
   Call: (202) [system] _679668=[r, e, m, i, s, e, '1']
   Exit: (202) [system] [r, e, m, i, s, e, '1']=[r, e, m, i, s, e, '1']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, e, m, i, s, e, '1'])
   Call: (201) [system] _665732=[p, r, e, m, i, s, e, '1']
   Exit: (201) [system] [p, r, e, m, i, s, e, '1']=[p, r, e, m, i, s, e, '1']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, e, m, i, s, e, '1'])
^  Call: (200) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '1'], _630222)
^  Call: (201) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '1'], _809790)
   Call: (202) [system] atom_chars(_810722, ['_', p, r, e, m, i, s, e, '1'])
   Exit: (202) [system] atom_chars('_premise1', ['_', p, r, e, m, i, s, e, '1'])
^  Exit: (201) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '1'], _premise1)
   Call: (201) [system] integer(_premise1)
   Fail: (201) [system] integer(_premise1)
   Call: (201) [system] _630222=_premise1
   Exit: (201) [system] _premise1=_premise1
^  Exit: (200) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '1'], _premise1)
^  Exit: (199) [user] read_symbolic(')', (0x55fbb4538270), $, _premise1)
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), _premise1)
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _820014)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _821872)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _831466)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _834170)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
   Call: (201) [system] ($)=(/)
   Fail: (201) [system] ($)=(/)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _851104)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=')'
   Fail: (199) [system] ($)=')'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _856674)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _858532)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
   Call: (201) [system] ($)=(/)
   Fail: (201) [system] ($)=(/)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _874542)
   Exit: (200) [system] get_char((0x55fbb4538270), $)
   Call: (200) [system] ($)='('
   Fail: (200) [system] ($)='('
   Call: (200) [system] ($)='['
   Fail: (200) [system] ($)='['
   Call: (200) [system] ($)='{'
   Fail: (200) [system] ($)='{'
   Call: (200) [system] ($)='"'
   Fail: (200) [system] ($)='"'
   Call: (200) [system] ($)=!
   Fail: (200) [system] ($)=!
   Call: (200) [system] ($)='\''
   Fail: (200) [system] ($)='\''
   Call: (200) [system] ($)='`'
   Fail: (200) [system] ($)='`'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55fbb4538270), $, _856674)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _892184)
   Call: (202) [system] peek_char((0x55fbb4538270), _893118)
   Exit: (202) [system] peek_char((0x55fbb4538270), p)
^  Call: (202) [user] is_delimiter(p)
   Call: (203) [system] char_type(p, space)
   Fail: (203) [system] char_type(p, space)
   Call: (203) [system] arg(_897838, v('(', ')', end_of_file), p)
   Fail: (203) [system] arg(_898770, v('(', ')', end_of_file), p)
^  Fail: (202) [user] is_delimiter(p)
   Call: (202) [system] ')'==p
   Fail: (202) [system] ')'==p
   Call: (202) [system] get_char((0x55fbb4538270), p)
   Exit: (202) [system] get_char((0x55fbb4538270), p)
   Call: (202) [system] p=(\)
   Fail: (202) [system] p=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _906120)
   Call: (203) [system] peek_char((0x55fbb4538270), _907054)
   Exit: (203) [system] peek_char((0x55fbb4538270), r)
^  Call: (203) [user] is_delimiter(r)
   Call: (204) [system] char_type(r, space)
   Fail: (204) [system] char_type(r, space)
   Call: (204) [system] arg(_911774, v('(', ')', end_of_file), r)
   Fail: (204) [system] arg(_912706, v('(', ')', end_of_file), r)
^  Fail: (203) [user] is_delimiter(r)
   Call: (203) [system] ')'==r
   Fail: (203) [system] ')'==r
   Call: (203) [system] get_char((0x55fbb4538270), r)
   Exit: (203) [system] get_char((0x55fbb4538270), r)
   Call: (203) [system] r=(\)
   Fail: (203) [system] r=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _920056)
   Call: (204) [system] peek_char((0x55fbb4538270), _920990)
   Exit: (204) [system] peek_char((0x55fbb4538270), e)
^  Call: (204) [user] is_delimiter(e)
   Call: (205) [system] char_type(e, space)
   Fail: (205) [system] char_type(e, space)
   Call: (205) [system] arg(_925710, v('(', ')', end_of_file), e)
   Fail: (205) [system] arg(_926642, v('(', ')', end_of_file), e)
^  Fail: (204) [user] is_delimiter(e)
   Call: (204) [system] ')'==e
   Fail: (204) [system] ')'==e
   Call: (204) [system] get_char((0x55fbb4538270), e)
   Exit: (204) [system] get_char((0x55fbb4538270), e)
   Call: (204) [system] e=(\)
   Fail: (204) [system] e=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _933992)
   Call: (205) [system] peek_char((0x55fbb4538270), _934926)
   Exit: (205) [system] peek_char((0x55fbb4538270), m)
^  Call: (205) [user] is_delimiter(m)
   Call: (206) [system] char_type(m, space)
   Fail: (206) [system] char_type(m, space)
   Call: (206) [system] arg(_939646, v('(', ')', end_of_file), m)
   Fail: (206) [system] arg(_940578, v('(', ')', end_of_file), m)
^  Fail: (205) [user] is_delimiter(m)
   Call: (205) [system] ')'==m
   Fail: (205) [system] ')'==m
   Call: (205) [system] get_char((0x55fbb4538270), m)
   Exit: (205) [system] get_char((0x55fbb4538270), m)
   Call: (205) [system] m=(\)
   Fail: (205) [system] m=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _947928)
   Call: (206) [system] peek_char((0x55fbb4538270), _948862)
   Exit: (206) [system] peek_char((0x55fbb4538270), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_953582, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_954514, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55fbb4538270), i)
   Exit: (206) [system] get_char((0x55fbb4538270), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _961864)
   Call: (207) [system] peek_char((0x55fbb4538270), _962798)
   Exit: (207) [system] peek_char((0x55fbb4538270), s)
^  Call: (207) [user] is_delimiter(s)
   Call: (208) [system] char_type(s, space)
   Fail: (208) [system] char_type(s, space)
   Call: (208) [system] arg(_967518, v('(', ')', end_of_file), s)
   Fail: (208) [system] arg(_968450, v('(', ')', end_of_file), s)
^  Fail: (207) [user] is_delimiter(s)
   Call: (207) [system] ')'==s
   Fail: (207) [system] ')'==s
   Call: (207) [system] get_char((0x55fbb4538270), s)
   Exit: (207) [system] get_char((0x55fbb4538270), s)
   Call: (207) [system] s=(\)
   Fail: (207) [system] s=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _975800)
   Call: (208) [system] peek_char((0x55fbb4538270), _976734)
   Exit: (208) [system] peek_char((0x55fbb4538270), e)
^  Call: (208) [user] is_delimiter(e)
   Call: (209) [system] char_type(e, space)
   Fail: (209) [system] char_type(e, space)
   Call: (209) [system] arg(_981454, v('(', ')', end_of_file), e)
   Fail: (209) [system] arg(_982386, v('(', ')', end_of_file), e)
^  Fail: (208) [user] is_delimiter(e)
   Call: (208) [system] ')'==e
   Fail: (208) [system] ')'==e
   Call: (208) [system] get_char((0x55fbb4538270), e)
   Exit: (208) [system] get_char((0x55fbb4538270), e)
   Call: (208) [system] e=(\)
   Fail: (208) [system] e=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _989736)
   Call: (209) [system] peek_char((0x55fbb4538270), _990670)
   Exit: (209) [system] peek_char((0x55fbb4538270), '2')
^  Call: (209) [user] is_delimiter('2')
   Call: (210) [system] char_type('2', space)
   Fail: (210) [system] char_type('2', space)
   Call: (210) [system] arg(_995390, v('(', ')', end_of_file), '2')
   Fail: (210) [system] arg(_996322, v('(', ')', end_of_file), '2')
^  Fail: (209) [user] is_delimiter('2')
   Call: (209) [system] ')'=='2'
   Fail: (209) [system] ')'=='2'
   Call: (209) [system] get_char((0x55fbb4538270), '2')
   Exit: (209) [system] get_char((0x55fbb4538270), '2')
   Call: (209) [system] '2'=(\)
   Fail: (209) [system] '2'=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1003672)
   Call: (210) [system] peek_char((0x55fbb4538270), _1004606)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _1003672=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (209) [system] _989736=['2']
   Exit: (209) [system] ['2']=['2']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), ['2'])
   Call: (208) [system] _975800=[e, '2']
   Exit: (208) [system] [e, '2']=[e, '2']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, '2'])
   Call: (207) [system] _961864=[s, e, '2']
   Exit: (207) [system] [s, e, '2']=[s, e, '2']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e, '2'])
   Call: (206) [system] _947928=[i, s, e, '2']
   Exit: (206) [system] [i, s, e, '2']=[i, s, e, '2']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, e, '2'])
   Call: (205) [system] _933992=[m, i, s, e, '2']
   Exit: (205) [system] [m, i, s, e, '2']=[m, i, s, e, '2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, i, s, e, '2'])
   Call: (204) [system] _920056=[e, m, i, s, e, '2']
   Exit: (204) [system] [e, m, i, s, e, '2']=[e, m, i, s, e, '2']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, m, i, s, e, '2'])
   Call: (203) [system] _906120=[r, e, m, i, s, e, '2']
   Exit: (203) [system] [r, e, m, i, s, e, '2']=[r, e, m, i, s, e, '2']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, e, m, i, s, e, '2'])
   Call: (202) [system] _892184=[p, r, e, m, i, s, e, '2']
   Exit: (202) [system] [p, r, e, m, i, s, e, '2']=[p, r, e, m, i, s, e, '2']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, e, m, i, s, e, '2'])
^  Call: (201) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '2'], _856674)
^  Call: (202) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '2'], _1036242)
   Call: (203) [system] atom_chars(_1037174, ['_', p, r, e, m, i, s, e, '2'])
   Exit: (203) [system] atom_chars('_premise2', ['_', p, r, e, m, i, s, e, '2'])
^  Exit: (202) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '2'], _premise2)
   Call: (202) [system] integer(_premise2)
   Fail: (202) [system] integer(_premise2)
   Call: (202) [system] _856674=_premise2
   Exit: (202) [system] _premise2=_premise2
^  Exit: (201) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '2'], _premise2)
^  Exit: (200) [user] read_symbolic(')', (0x55fbb4538270), $, _premise2)
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), _premise2)
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _1046466)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1048324)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _1057918)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1060622)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1077556)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _1083126)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1084984)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _1100994)
   Exit: (201) [system] get_char((0x55fbb4538270), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _1083126)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1118636)
   Call: (203) [system] peek_char((0x55fbb4538270), _1119570)
   Exit: (203) [system] peek_char((0x55fbb4538270), p)
^  Call: (203) [user] is_delimiter(p)
   Call: (204) [system] char_type(p, space)
   Fail: (204) [system] char_type(p, space)
   Call: (204) [system] arg(_1124290, v('(', ')', end_of_file), p)
   Fail: (204) [system] arg(_1125222, v('(', ')', end_of_file), p)
^  Fail: (203) [user] is_delimiter(p)
   Call: (203) [system] ')'==p
   Fail: (203) [system] ')'==p
   Call: (203) [system] get_char((0x55fbb4538270), p)
   Exit: (203) [system] get_char((0x55fbb4538270), p)
   Call: (203) [system] p=(\)
   Fail: (203) [system] p=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1132572)
   Call: (204) [system] peek_char((0x55fbb4538270), _1133506)
   Exit: (204) [system] peek_char((0x55fbb4538270), r)
^  Call: (204) [user] is_delimiter(r)
   Call: (205) [system] char_type(r, space)
   Fail: (205) [system] char_type(r, space)
   Call: (205) [system] arg(_1138226, v('(', ')', end_of_file), r)
   Fail: (205) [system] arg(_1139158, v('(', ')', end_of_file), r)
^  Fail: (204) [user] is_delimiter(r)
   Call: (204) [system] ')'==r
   Fail: (204) [system] ')'==r
   Call: (204) [system] get_char((0x55fbb4538270), r)
   Exit: (204) [system] get_char((0x55fbb4538270), r)
   Call: (204) [system] r=(\)
   Fail: (204) [system] r=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1146508)
   Call: (205) [system] peek_char((0x55fbb4538270), _1147442)
   Exit: (205) [system] peek_char((0x55fbb4538270), e)
^  Call: (205) [user] is_delimiter(e)
   Call: (206) [system] char_type(e, space)
   Fail: (206) [system] char_type(e, space)
   Call: (206) [system] arg(_1152162, v('(', ')', end_of_file), e)
   Fail: (206) [system] arg(_1153094, v('(', ')', end_of_file), e)
^  Fail: (205) [user] is_delimiter(e)
   Call: (205) [system] ')'==e
   Fail: (205) [system] ')'==e
   Call: (205) [system] get_char((0x55fbb4538270), e)
   Exit: (205) [system] get_char((0x55fbb4538270), e)
   Call: (205) [system] e=(\)
   Fail: (205) [system] e=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1160444)
   Call: (206) [system] peek_char((0x55fbb4538270), _1161378)
   Exit: (206) [system] peek_char((0x55fbb4538270), m)
^  Call: (206) [user] is_delimiter(m)
   Call: (207) [system] char_type(m, space)
   Fail: (207) [system] char_type(m, space)
   Call: (207) [system] arg(_1166098, v('(', ')', end_of_file), m)
   Fail: (207) [system] arg(_1167030, v('(', ')', end_of_file), m)
^  Fail: (206) [user] is_delimiter(m)
   Call: (206) [system] ')'==m
   Fail: (206) [system] ')'==m
   Call: (206) [system] get_char((0x55fbb4538270), m)
   Exit: (206) [system] get_char((0x55fbb4538270), m)
   Call: (206) [system] m=(\)
   Fail: (206) [system] m=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1174380)
   Call: (207) [system] peek_char((0x55fbb4538270), _1175314)
   Exit: (207) [system] peek_char((0x55fbb4538270), i)
^  Call: (207) [user] is_delimiter(i)
   Call: (208) [system] char_type(i, space)
   Fail: (208) [system] char_type(i, space)
   Call: (208) [system] arg(_1180034, v('(', ')', end_of_file), i)
   Fail: (208) [system] arg(_1180966, v('(', ')', end_of_file), i)
^  Fail: (207) [user] is_delimiter(i)
   Call: (207) [system] ')'==i
   Fail: (207) [system] ')'==i
   Call: (207) [system] get_char((0x55fbb4538270), i)
   Exit: (207) [system] get_char((0x55fbb4538270), i)
   Call: (207) [system] i=(\)
   Fail: (207) [system] i=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1188316)
   Call: (208) [system] peek_char((0x55fbb4538270), _1189250)
   Exit: (208) [system] peek_char((0x55fbb4538270), s)
^  Call: (208) [user] is_delimiter(s)
   Call: (209) [system] char_type(s, space)
   Fail: (209) [system] char_type(s, space)
   Call: (209) [system] arg(_1193970, v('(', ')', end_of_file), s)
   Fail: (209) [system] arg(_1194902, v('(', ')', end_of_file), s)
^  Fail: (208) [user] is_delimiter(s)
   Call: (208) [system] ')'==s
   Fail: (208) [system] ')'==s
   Call: (208) [system] get_char((0x55fbb4538270), s)
   Exit: (208) [system] get_char((0x55fbb4538270), s)
   Call: (208) [system] s=(\)
   Fail: (208) [system] s=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1202252)
   Call: (209) [system] peek_char((0x55fbb4538270), _1203186)
   Exit: (209) [system] peek_char((0x55fbb4538270), e)
^  Call: (209) [user] is_delimiter(e)
   Call: (210) [system] char_type(e, space)
   Fail: (210) [system] char_type(e, space)
   Call: (210) [system] arg(_1207906, v('(', ')', end_of_file), e)
   Fail: (210) [system] arg(_1208838, v('(', ')', end_of_file), e)
^  Fail: (209) [user] is_delimiter(e)
   Call: (209) [system] ')'==e
   Fail: (209) [system] ')'==e
   Call: (209) [system] get_char((0x55fbb4538270), e)
   Exit: (209) [system] get_char((0x55fbb4538270), e)
   Call: (209) [system] e=(\)
   Fail: (209) [system] e=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1216188)
   Call: (210) [system] peek_char((0x55fbb4538270), _1217122)
   Exit: (210) [system] peek_char((0x55fbb4538270), '3')
^  Call: (210) [user] is_delimiter('3')
   Call: (211) [system] char_type('3', space)
   Fail: (211) [system] char_type('3', space)
   Call: (211) [system] arg(_1221842, v('(', ')', end_of_file), '3')
   Fail: (211) [system] arg(_1222774, v('(', ')', end_of_file), '3')
^  Fail: (210) [user] is_delimiter('3')
   Call: (210) [system] ')'=='3'
   Fail: (210) [system] ')'=='3'
   Call: (210) [system] get_char((0x55fbb4538270), '3')
   Exit: (210) [system] get_char((0x55fbb4538270), '3')
   Call: (210) [system] '3'=(\)
   Fail: (210) [system] '3'=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1230124)
   Call: (211) [system] peek_char((0x55fbb4538270), _1231058)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (211) [user] is_delimiter(' ')
   Call: (212) [system] char_type(' ', space)
   Exit: (212) [system] char_type(' ', space)
^  Exit: (211) [user] is_delimiter(' ')
   Call: (211) [system] _1230124=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (210) [system] _1216188=['3']
   Exit: (210) [system] ['3']=['3']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), ['3'])
   Call: (209) [system] _1202252=[e, '3']
   Exit: (209) [system] [e, '3']=[e, '3']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, '3'])
   Call: (208) [system] _1188316=[s, e, '3']
   Exit: (208) [system] [s, e, '3']=[s, e, '3']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e, '3'])
   Call: (207) [system] _1174380=[i, s, e, '3']
   Exit: (207) [system] [i, s, e, '3']=[i, s, e, '3']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, e, '3'])
   Call: (206) [system] _1160444=[m, i, s, e, '3']
   Exit: (206) [system] [m, i, s, e, '3']=[m, i, s, e, '3']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, i, s, e, '3'])
   Call: (205) [system] _1146508=[e, m, i, s, e, '3']
   Exit: (205) [system] [e, m, i, s, e, '3']=[e, m, i, s, e, '3']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, m, i, s, e, '3'])
   Call: (204) [system] _1132572=[r, e, m, i, s, e, '3']
   Exit: (204) [system] [r, e, m, i, s, e, '3']=[r, e, m, i, s, e, '3']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, e, m, i, s, e, '3'])
   Call: (203) [system] _1118636=[p, r, e, m, i, s, e, '3']
   Exit: (203) [system] [p, r, e, m, i, s, e, '3']=[p, r, e, m, i, s, e, '3']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, e, m, i, s, e, '3'])
^  Call: (202) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '3'], _1083126)
^  Call: (203) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '3'], _1262694)
   Call: (204) [system] atom_chars(_1263626, ['_', p, r, e, m, i, s, e, '3'])
   Exit: (204) [system] atom_chars('_premise3', ['_', p, r, e, m, i, s, e, '3'])
^  Exit: (203) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '3'], _premise3)
   Call: (203) [system] integer(_premise3)
   Fail: (203) [system] integer(_premise3)
   Call: (203) [system] _1083126=_premise3
   Exit: (203) [system] _premise3=_premise3
^  Exit: (202) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '3'], _premise3)
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _premise3)
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), _premise3)
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _1272918)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1274776)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _1284370)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1287074)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1304008)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _1309578)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1311436)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _1327446)
   Exit: (202) [system] get_char((0x55fbb4538270), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _1309578)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1345088)
   Call: (204) [system] peek_char((0x55fbb4538270), _1346022)
   Exit: (204) [system] peek_char((0x55fbb4538270), p)
^  Call: (204) [user] is_delimiter(p)
   Call: (205) [system] char_type(p, space)
   Fail: (205) [system] char_type(p, space)
   Call: (205) [system] arg(_1350742, v('(', ')', end_of_file), p)
   Fail: (205) [system] arg(_1351674, v('(', ')', end_of_file), p)
^  Fail: (204) [user] is_delimiter(p)
   Call: (204) [system] ')'==p
   Fail: (204) [system] ')'==p
   Call: (204) [system] get_char((0x55fbb4538270), p)
   Exit: (204) [system] get_char((0x55fbb4538270), p)
   Call: (204) [system] p=(\)
   Fail: (204) [system] p=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1359024)
   Call: (205) [system] peek_char((0x55fbb4538270), _1359958)
   Exit: (205) [system] peek_char((0x55fbb4538270), r)
^  Call: (205) [user] is_delimiter(r)
   Call: (206) [system] char_type(r, space)
   Fail: (206) [system] char_type(r, space)
   Call: (206) [system] arg(_1364678, v('(', ')', end_of_file), r)
   Fail: (206) [system] arg(_1365610, v('(', ')', end_of_file), r)
^  Fail: (205) [user] is_delimiter(r)
   Call: (205) [system] ')'==r
   Fail: (205) [system] ')'==r
   Call: (205) [system] get_char((0x55fbb4538270), r)
   Exit: (205) [system] get_char((0x55fbb4538270), r)
   Call: (205) [system] r=(\)
   Fail: (205) [system] r=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1372960)
   Call: (206) [system] peek_char((0x55fbb4538270), _1373894)
   Exit: (206) [system] peek_char((0x55fbb4538270), e)
^  Call: (206) [user] is_delimiter(e)
   Call: (207) [system] char_type(e, space)
   Fail: (207) [system] char_type(e, space)
   Call: (207) [system] arg(_1378614, v('(', ')', end_of_file), e)
   Fail: (207) [system] arg(_1379546, v('(', ')', end_of_file), e)
^  Fail: (206) [user] is_delimiter(e)
   Call: (206) [system] ')'==e
   Fail: (206) [system] ')'==e
   Call: (206) [system] get_char((0x55fbb4538270), e)
   Exit: (206) [system] get_char((0x55fbb4538270), e)
   Call: (206) [system] e=(\)
   Fail: (206) [system] e=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1386896)
   Call: (207) [system] peek_char((0x55fbb4538270), _1387830)
   Exit: (207) [system] peek_char((0x55fbb4538270), m)
^  Call: (207) [user] is_delimiter(m)
   Call: (208) [system] char_type(m, space)
   Fail: (208) [system] char_type(m, space)
   Call: (208) [system] arg(_1392550, v('(', ')', end_of_file), m)
   Fail: (208) [system] arg(_1393482, v('(', ')', end_of_file), m)
^  Fail: (207) [user] is_delimiter(m)
   Call: (207) [system] ')'==m
   Fail: (207) [system] ')'==m
   Call: (207) [system] get_char((0x55fbb4538270), m)
   Exit: (207) [system] get_char((0x55fbb4538270), m)
   Call: (207) [system] m=(\)
   Fail: (207) [system] m=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1400832)
   Call: (208) [system] peek_char((0x55fbb4538270), _1401766)
   Exit: (208) [system] peek_char((0x55fbb4538270), i)
^  Call: (208) [user] is_delimiter(i)
   Call: (209) [system] char_type(i, space)
   Fail: (209) [system] char_type(i, space)
   Call: (209) [system] arg(_1406486, v('(', ')', end_of_file), i)
   Fail: (209) [system] arg(_1407418, v('(', ')', end_of_file), i)
^  Fail: (208) [user] is_delimiter(i)
   Call: (208) [system] ')'==i
   Fail: (208) [system] ')'==i
   Call: (208) [system] get_char((0x55fbb4538270), i)
   Exit: (208) [system] get_char((0x55fbb4538270), i)
   Call: (208) [system] i=(\)
   Fail: (208) [system] i=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1414768)
   Call: (209) [system] peek_char((0x55fbb4538270), _1415702)
   Exit: (209) [system] peek_char((0x55fbb4538270), s)
^  Call: (209) [user] is_delimiter(s)
   Call: (210) [system] char_type(s, space)
   Fail: (210) [system] char_type(s, space)
   Call: (210) [system] arg(_1420422, v('(', ')', end_of_file), s)
   Fail: (210) [system] arg(_1421354, v('(', ')', end_of_file), s)
^  Fail: (209) [user] is_delimiter(s)
   Call: (209) [system] ')'==s
   Fail: (209) [system] ')'==s
   Call: (209) [system] get_char((0x55fbb4538270), s)
   Exit: (209) [system] get_char((0x55fbb4538270), s)
   Call: (209) [system] s=(\)
   Fail: (209) [system] s=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1428704)
   Call: (210) [system] peek_char((0x55fbb4538270), _1429638)
   Exit: (210) [system] peek_char((0x55fbb4538270), e)
^  Call: (210) [user] is_delimiter(e)
   Call: (211) [system] char_type(e, space)
   Fail: (211) [system] char_type(e, space)
   Call: (211) [system] arg(_1434358, v('(', ')', end_of_file), e)
   Fail: (211) [system] arg(_1435290, v('(', ')', end_of_file), e)
^  Fail: (210) [user] is_delimiter(e)
   Call: (210) [system] ')'==e
   Fail: (210) [system] ')'==e
   Call: (210) [system] get_char((0x55fbb4538270), e)
   Exit: (210) [system] get_char((0x55fbb4538270), e)
   Call: (210) [system] e=(\)
   Fail: (210) [system] e=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1442640)
   Call: (211) [system] peek_char((0x55fbb4538270), _1443574)
   Exit: (211) [system] peek_char((0x55fbb4538270), '4')
^  Call: (211) [user] is_delimiter('4')
   Call: (212) [system] char_type('4', space)
   Fail: (212) [system] char_type('4', space)
   Call: (212) [system] arg(_1448294, v('(', ')', end_of_file), '4')
   Fail: (212) [system] arg(_1449226, v('(', ')', end_of_file), '4')
^  Fail: (211) [user] is_delimiter('4')
   Call: (211) [system] ')'=='4'
   Fail: (211) [system] ')'=='4'
   Call: (211) [system] get_char((0x55fbb4538270), '4')
   Exit: (211) [system] get_char((0x55fbb4538270), '4')
   Call: (211) [system] '4'=(\)
   Fail: (211) [system] '4'=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1456576)
   Call: (212) [system] peek_char((0x55fbb4538270), _1457510)
   Exit: (212) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (212) [user] is_delimiter(' ')
   Call: (213) [system] char_type(' ', space)
   Exit: (213) [system] char_type(' ', space)
^  Exit: (212) [user] is_delimiter(' ')
   Call: (212) [system] _1456576=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (211) [system] _1442640=['4']
   Exit: (211) [system] ['4']=['4']
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), ['4'])
   Call: (210) [system] _1428704=[e, '4']
   Exit: (210) [system] [e, '4']=[e, '4']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, '4'])
   Call: (209) [system] _1414768=[s, e, '4']
   Exit: (209) [system] [s, e, '4']=[s, e, '4']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e, '4'])
   Call: (208) [system] _1400832=[i, s, e, '4']
   Exit: (208) [system] [i, s, e, '4']=[i, s, e, '4']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, e, '4'])
   Call: (207) [system] _1386896=[m, i, s, e, '4']
   Exit: (207) [system] [m, i, s, e, '4']=[m, i, s, e, '4']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, i, s, e, '4'])
   Call: (206) [system] _1372960=[e, m, i, s, e, '4']
   Exit: (206) [system] [e, m, i, s, e, '4']=[e, m, i, s, e, '4']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, m, i, s, e, '4'])
   Call: (205) [system] _1359024=[r, e, m, i, s, e, '4']
   Exit: (205) [system] [r, e, m, i, s, e, '4']=[r, e, m, i, s, e, '4']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, e, m, i, s, e, '4'])
   Call: (204) [system] _1345088=[p, r, e, m, i, s, e, '4']
   Exit: (204) [system] [p, r, e, m, i, s, e, '4']=[p, r, e, m, i, s, e, '4']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, e, m, i, s, e, '4'])
^  Call: (203) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '4'], _1309578)
^  Call: (204) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '4'], _1489146)
   Call: (205) [system] atom_chars(_1490078, ['_', p, r, e, m, i, s, e, '4'])
   Exit: (205) [system] atom_chars('_premise4', ['_', p, r, e, m, i, s, e, '4'])
^  Exit: (204) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '4'], _premise4)
   Call: (204) [system] integer(_premise4)
   Fail: (204) [system] integer(_premise4)
   Call: (204) [system] _1309578=_premise4
   Exit: (204) [system] _premise4=_premise4
^  Exit: (203) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '4'], _premise4)
^  Exit: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _premise4)
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), _premise4)
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _1499370)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1501228)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
   Call: (203) [system] ' '=(/)
   Fail: (203) [system] ' '=(/)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55fbb4538270), _1510822)
   Exit: (203) [system] get_char((0x55fbb4538270), ' ')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1513526)
   Exit: (204) [system] peek_char((0x55fbb4538270), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
   Call: (204) [system] ($)=(/)
   Fail: (204) [system] ($)=(/)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1530460)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=')'
   Fail: (202) [system] ($)=')'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55fbb4538270), _1536030)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1537888)
   Exit: (204) [system] peek_char((0x55fbb4538270), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
   Call: (204) [system] ($)=(/)
   Fail: (204) [system] ($)=(/)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] get_char((0x55fbb4538270), _1553898)
   Exit: (203) [system] get_char((0x55fbb4538270), $)
   Call: (203) [system] ($)='('
   Fail: (203) [system] ($)='('
   Call: (203) [system] ($)='['
   Fail: (203) [system] ($)='['
   Call: (203) [system] ($)='{'
   Fail: (203) [system] ($)='{'
   Call: (203) [system] ($)='"'
   Fail: (203) [system] ($)='"'
   Call: (203) [system] ($)=!
   Fail: (203) [system] ($)=!
   Call: (203) [system] ($)='\''
   Fail: (203) [system] ($)='\''
   Call: (203) [system] ($)='`'
   Fail: (203) [system] ($)='`'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55fbb4538270), $, _1536030)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1571540)
   Call: (205) [system] peek_char((0x55fbb4538270), _1572474)
   Exit: (205) [system] peek_char((0x55fbb4538270), p)
^  Call: (205) [user] is_delimiter(p)
   Call: (206) [system] char_type(p, space)
   Fail: (206) [system] char_type(p, space)
   Call: (206) [system] arg(_1577194, v('(', ')', end_of_file), p)
   Fail: (206) [system] arg(_1578126, v('(', ')', end_of_file), p)
^  Fail: (205) [user] is_delimiter(p)
   Call: (205) [system] ')'==p
   Fail: (205) [system] ')'==p
   Call: (205) [system] get_char((0x55fbb4538270), p)
   Exit: (205) [system] get_char((0x55fbb4538270), p)
   Call: (205) [system] p=(\)
   Fail: (205) [system] p=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1585476)
   Call: (206) [system] peek_char((0x55fbb4538270), _1586410)
   Exit: (206) [system] peek_char((0x55fbb4538270), r)
^  Call: (206) [user] is_delimiter(r)
   Call: (207) [system] char_type(r, space)
   Fail: (207) [system] char_type(r, space)
   Call: (207) [system] arg(_1591130, v('(', ')', end_of_file), r)
   Fail: (207) [system] arg(_1592062, v('(', ')', end_of_file), r)
^  Fail: (206) [user] is_delimiter(r)
   Call: (206) [system] ')'==r
   Fail: (206) [system] ')'==r
   Call: (206) [system] get_char((0x55fbb4538270), r)
   Exit: (206) [system] get_char((0x55fbb4538270), r)
   Call: (206) [system] r=(\)
   Fail: (206) [system] r=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1599412)
   Call: (207) [system] peek_char((0x55fbb4538270), _1600346)
   Exit: (207) [system] peek_char((0x55fbb4538270), e)
^  Call: (207) [user] is_delimiter(e)
   Call: (208) [system] char_type(e, space)
   Fail: (208) [system] char_type(e, space)
   Call: (208) [system] arg(_1605066, v('(', ')', end_of_file), e)
   Fail: (208) [system] arg(_1605998, v('(', ')', end_of_file), e)
^  Fail: (207) [user] is_delimiter(e)
   Call: (207) [system] ')'==e
   Fail: (207) [system] ')'==e
   Call: (207) [system] get_char((0x55fbb4538270), e)
   Exit: (207) [system] get_char((0x55fbb4538270), e)
   Call: (207) [system] e=(\)
   Fail: (207) [system] e=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1613348)
   Call: (208) [system] peek_char((0x55fbb4538270), _1614282)
   Exit: (208) [system] peek_char((0x55fbb4538270), m)
^  Call: (208) [user] is_delimiter(m)
   Call: (209) [system] char_type(m, space)
   Fail: (209) [system] char_type(m, space)
   Call: (209) [system] arg(_1619002, v('(', ')', end_of_file), m)
   Fail: (209) [system] arg(_1619934, v('(', ')', end_of_file), m)
^  Fail: (208) [user] is_delimiter(m)
   Call: (208) [system] ')'==m
   Fail: (208) [system] ')'==m
   Call: (208) [system] get_char((0x55fbb4538270), m)
   Exit: (208) [system] get_char((0x55fbb4538270), m)
   Call: (208) [system] m=(\)
   Fail: (208) [system] m=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1627284)
   Call: (209) [system] peek_char((0x55fbb4538270), _1628218)
   Exit: (209) [system] peek_char((0x55fbb4538270), i)
^  Call: (209) [user] is_delimiter(i)
   Call: (210) [system] char_type(i, space)
   Fail: (210) [system] char_type(i, space)
   Call: (210) [system] arg(_1632938, v('(', ')', end_of_file), i)
   Fail: (210) [system] arg(_1633870, v('(', ')', end_of_file), i)
^  Fail: (209) [user] is_delimiter(i)
   Call: (209) [system] ')'==i
   Fail: (209) [system] ')'==i
   Call: (209) [system] get_char((0x55fbb4538270), i)
   Exit: (209) [system] get_char((0x55fbb4538270), i)
   Call: (209) [system] i=(\)
   Fail: (209) [system] i=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1641220)
   Call: (210) [system] peek_char((0x55fbb4538270), _1642154)
   Exit: (210) [system] peek_char((0x55fbb4538270), s)
^  Call: (210) [user] is_delimiter(s)
   Call: (211) [system] char_type(s, space)
   Fail: (211) [system] char_type(s, space)
   Call: (211) [system] arg(_1646874, v('(', ')', end_of_file), s)
   Fail: (211) [system] arg(_1647806, v('(', ')', end_of_file), s)
^  Fail: (210) [user] is_delimiter(s)
   Call: (210) [system] ')'==s
   Fail: (210) [system] ')'==s
   Call: (210) [system] get_char((0x55fbb4538270), s)
   Exit: (210) [system] get_char((0x55fbb4538270), s)
   Call: (210) [system] s=(\)
   Fail: (210) [system] s=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1655156)
   Call: (211) [system] peek_char((0x55fbb4538270), _1656090)
   Exit: (211) [system] peek_char((0x55fbb4538270), e)
^  Call: (211) [user] is_delimiter(e)
   Call: (212) [system] char_type(e, space)
   Fail: (212) [system] char_type(e, space)
   Call: (212) [system] arg(_1660810, v('(', ')', end_of_file), e)
   Fail: (212) [system] arg(_1661742, v('(', ')', end_of_file), e)
^  Fail: (211) [user] is_delimiter(e)
   Call: (211) [system] ')'==e
   Fail: (211) [system] ')'==e
   Call: (211) [system] get_char((0x55fbb4538270), e)
   Exit: (211) [system] get_char((0x55fbb4538270), e)
   Call: (211) [system] e=(\)
   Fail: (211) [system] e=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1669092)
   Call: (212) [system] peek_char((0x55fbb4538270), _1670026)
   Exit: (212) [system] peek_char((0x55fbb4538270), '5')
^  Call: (212) [user] is_delimiter('5')
   Call: (213) [system] char_type('5', space)
   Fail: (213) [system] char_type('5', space)
   Call: (213) [system] arg(_1674746, v('(', ')', end_of_file), '5')
   Fail: (213) [system] arg(_1675678, v('(', ')', end_of_file), '5')
^  Fail: (212) [user] is_delimiter('5')
   Call: (212) [system] ')'=='5'
   Fail: (212) [system] ')'=='5'
   Call: (212) [system] get_char((0x55fbb4538270), '5')
   Exit: (212) [system] get_char((0x55fbb4538270), '5')
   Call: (212) [system] '5'=(\)
   Fail: (212) [system] '5'=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1683028)
   Call: (213) [system] peek_char((0x55fbb4538270), _1683962)
   Exit: (213) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (213) [user] is_delimiter(' ')
   Call: (214) [system] char_type(' ', space)
   Exit: (214) [system] char_type(' ', space)
^  Exit: (213) [user] is_delimiter(' ')
   Call: (213) [system] _1683028=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (212) [system] _1669092=['5']
   Exit: (212) [system] ['5']=['5']
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), ['5'])
   Call: (211) [system] _1655156=[e, '5']
   Exit: (211) [system] [e, '5']=[e, '5']
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, '5'])
   Call: (210) [system] _1641220=[s, e, '5']
   Exit: (210) [system] [s, e, '5']=[s, e, '5']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e, '5'])
   Call: (209) [system] _1627284=[i, s, e, '5']
   Exit: (209) [system] [i, s, e, '5']=[i, s, e, '5']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, e, '5'])
   Call: (208) [system] _1613348=[m, i, s, e, '5']
   Exit: (208) [system] [m, i, s, e, '5']=[m, i, s, e, '5']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, i, s, e, '5'])
   Call: (207) [system] _1599412=[e, m, i, s, e, '5']
   Exit: (207) [system] [e, m, i, s, e, '5']=[e, m, i, s, e, '5']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, m, i, s, e, '5'])
   Call: (206) [system] _1585476=[r, e, m, i, s, e, '5']
   Exit: (206) [system] [r, e, m, i, s, e, '5']=[r, e, m, i, s, e, '5']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, e, m, i, s, e, '5'])
   Call: (205) [system] _1571540=[p, r, e, m, i, s, e, '5']
   Exit: (205) [system] [p, r, e, m, i, s, e, '5']=[p, r, e, m, i, s, e, '5']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, e, m, i, s, e, '5'])
^  Call: (204) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '5'], _1536030)
^  Call: (205) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '5'], _1715598)
   Call: (206) [system] atom_chars(_1716530, ['_', p, r, e, m, i, s, e, '5'])
   Exit: (206) [system] atom_chars('_premise5', ['_', p, r, e, m, i, s, e, '5'])
^  Exit: (205) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '5'], _premise5)
   Call: (205) [system] integer(_premise5)
   Fail: (205) [system] integer(_premise5)
   Call: (205) [system] _1536030=_premise5
   Exit: (205) [system] _premise5=_premise5
^  Exit: (204) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '5'], _premise5)
^  Exit: (203) [user] read_symbolic(')', (0x55fbb4538270), $, _premise5)
^  Exit: (202) [user] cont_sexpr(')', (0x55fbb4538270), _premise5)
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _1725822)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1727680)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
   Call: (204) [system] ' '=(/)
   Fail: (204) [system] ' '=(/)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55fbb4538270), _1737274)
   Exit: (204) [system] get_char((0x55fbb4538270), ' ')
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1739978)
   Exit: (205) [system] peek_char((0x55fbb4538270), $)
   Call: (205) [system] ($)=(;)
   Fail: (205) [system] ($)=(;)
   Call: (205) [system] ($)=(/)
   Fail: (205) [system] ($)=(/)
^  Call: (205) [user] is_like_space($)
   Call: (206) [system] char_type($, 'white')
   Fail: (206) [system] char_type($, 'white')
   Call: (206) [system] char_type($, end_of_line)
   Fail: (206) [system] char_type($, end_of_line)
   Call: (206) [system] char_type($, space)
   Fail: (206) [system] char_type($, space)
   Call: (206) [system] char_type($, cntrl)
   Fail: (206) [system] char_type($, cntrl)
^  Fail: (205) [user] is_like_space($)
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1756912)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=')'
   Fail: (203) [system] ($)=')'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55fbb4538270), _1762482)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1764340)
   Exit: (205) [system] peek_char((0x55fbb4538270), $)
   Call: (205) [system] ($)=(;)
   Fail: (205) [system] ($)=(;)
   Call: (205) [system] ($)=(/)
   Fail: (205) [system] ($)=(/)
^  Call: (205) [user] is_like_space($)
   Call: (206) [system] char_type($, 'white')
   Fail: (206) [system] char_type($, 'white')
   Call: (206) [system] char_type($, end_of_line)
   Fail: (206) [system] char_type($, end_of_line)
   Call: (206) [system] char_type($, space)
   Fail: (206) [system] char_type($, space)
   Call: (206) [system] char_type($, cntrl)
   Fail: (206) [system] char_type($, cntrl)
^  Fail: (205) [user] is_like_space($)
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] get_char((0x55fbb4538270), _1780350)
   Exit: (204) [system] get_char((0x55fbb4538270), $)
   Call: (204) [system] ($)='('
   Fail: (204) [system] ($)='('
   Call: (204) [system] ($)='['
   Fail: (204) [system] ($)='['
   Call: (204) [system] ($)='{'
   Fail: (204) [system] ($)='{'
   Call: (204) [system] ($)='"'
   Fail: (204) [system] ($)='"'
   Call: (204) [system] ($)=!
   Fail: (204) [system] ($)=!
   Call: (204) [system] ($)='\''
   Fail: (204) [system] ($)='\''
   Call: (204) [system] ($)='`'
   Fail: (204) [system] ($)='`'
   Call: (204) [system] ($)=end_of_file
   Fail: (204) [system] ($)=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55fbb4538270), $, _1762482)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1797992)
   Call: (206) [system] peek_char((0x55fbb4538270), _1798926)
   Exit: (206) [system] peek_char((0x55fbb4538270), c)
^  Call: (206) [user] is_delimiter(c)
   Call: (207) [system] char_type(c, space)
   Fail: (207) [system] char_type(c, space)
   Call: (207) [system] arg(_1803646, v('(', ')', end_of_file), c)
   Fail: (207) [system] arg(_1804578, v('(', ')', end_of_file), c)
^  Fail: (206) [user] is_delimiter(c)
   Call: (206) [system] ')'==c
   Fail: (206) [system] ')'==c
   Call: (206) [system] get_char((0x55fbb4538270), c)
   Exit: (206) [system] get_char((0x55fbb4538270), c)
   Call: (206) [system] c=(\)
   Fail: (206) [system] c=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1811928)
   Call: (207) [system] peek_char((0x55fbb4538270), _1812862)
   Exit: (207) [system] peek_char((0x55fbb4538270), o)
^  Call: (207) [user] is_delimiter(o)
   Call: (208) [system] char_type(o, space)
   Fail: (208) [system] char_type(o, space)
   Call: (208) [system] arg(_1817582, v('(', ')', end_of_file), o)
   Fail: (208) [system] arg(_1818514, v('(', ')', end_of_file), o)
^  Fail: (207) [user] is_delimiter(o)
   Call: (207) [system] ')'==o
   Fail: (207) [system] ')'==o
   Call: (207) [system] get_char((0x55fbb4538270), o)
   Exit: (207) [system] get_char((0x55fbb4538270), o)
   Call: (207) [system] o=(\)
   Fail: (207) [system] o=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1825864)
   Call: (208) [system] peek_char((0x55fbb4538270), _1826798)
   Exit: (208) [system] peek_char((0x55fbb4538270), n)
^  Call: (208) [user] is_delimiter(n)
   Call: (209) [system] char_type(n, space)
   Fail: (209) [system] char_type(n, space)
   Call: (209) [system] arg(_1831518, v('(', ')', end_of_file), n)
   Fail: (209) [system] arg(_1832450, v('(', ')', end_of_file), n)
^  Fail: (208) [user] is_delimiter(n)
   Call: (208) [system] ')'==n
   Fail: (208) [system] ')'==n
   Call: (208) [system] get_char((0x55fbb4538270), n)
   Exit: (208) [system] get_char((0x55fbb4538270), n)
   Call: (208) [system] n=(\)
   Fail: (208) [system] n=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1839800)
   Call: (209) [system] peek_char((0x55fbb4538270), _1840734)
   Exit: (209) [system] peek_char((0x55fbb4538270), c)
^  Call: (209) [user] is_delimiter(c)
   Call: (210) [system] char_type(c, space)
   Fail: (210) [system] char_type(c, space)
   Call: (210) [system] arg(_1845454, v('(', ')', end_of_file), c)
   Fail: (210) [system] arg(_1846386, v('(', ')', end_of_file), c)
^  Fail: (209) [user] is_delimiter(c)
   Call: (209) [system] ')'==c
   Fail: (209) [system] ')'==c
   Call: (209) [system] get_char((0x55fbb4538270), c)
   Exit: (209) [system] get_char((0x55fbb4538270), c)
   Call: (209) [system] c=(\)
   Fail: (209) [system] c=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1853736)
   Call: (210) [system] peek_char((0x55fbb4538270), _1854670)
   Exit: (210) [system] peek_char((0x55fbb4538270), l)
^  Call: (210) [user] is_delimiter(l)
   Call: (211) [system] char_type(l, space)
   Fail: (211) [system] char_type(l, space)
   Call: (211) [system] arg(_1859390, v('(', ')', end_of_file), l)
   Fail: (211) [system] arg(_1860322, v('(', ')', end_of_file), l)
^  Fail: (210) [user] is_delimiter(l)
   Call: (210) [system] ')'==l
   Fail: (210) [system] ')'==l
   Call: (210) [system] get_char((0x55fbb4538270), l)
   Exit: (210) [system] get_char((0x55fbb4538270), l)
   Call: (210) [system] l=(\)
   Fail: (210) [system] l=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1867672)
   Call: (211) [system] peek_char((0x55fbb4538270), _1868606)
   Exit: (211) [system] peek_char((0x55fbb4538270), u)
^  Call: (211) [user] is_delimiter(u)
   Call: (212) [system] char_type(u, space)
   Fail: (212) [system] char_type(u, space)
   Call: (212) [system] arg(_1873326, v('(', ')', end_of_file), u)
   Fail: (212) [system] arg(_1874258, v('(', ')', end_of_file), u)
^  Fail: (211) [user] is_delimiter(u)
   Call: (211) [system] ')'==u
   Fail: (211) [system] ')'==u
   Call: (211) [system] get_char((0x55fbb4538270), u)
   Exit: (211) [system] get_char((0x55fbb4538270), u)
   Call: (211) [system] u=(\)
   Fail: (211) [system] u=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1881608)
   Call: (212) [system] peek_char((0x55fbb4538270), _1882542)
   Exit: (212) [system] peek_char((0x55fbb4538270), s)
^  Call: (212) [user] is_delimiter(s)
   Call: (213) [system] char_type(s, space)
   Fail: (213) [system] char_type(s, space)
   Call: (213) [system] arg(_1887262, v('(', ')', end_of_file), s)
   Fail: (213) [system] arg(_1888194, v('(', ')', end_of_file), s)
^  Fail: (212) [user] is_delimiter(s)
   Call: (212) [system] ')'==s
   Fail: (212) [system] ')'==s
   Call: (212) [system] get_char((0x55fbb4538270), s)
   Exit: (212) [system] get_char((0x55fbb4538270), s)
   Call: (212) [system] s=(\)
   Fail: (212) [system] s=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1895544)
   Call: (213) [system] peek_char((0x55fbb4538270), _1896478)
   Exit: (213) [system] peek_char((0x55fbb4538270), i)
^  Call: (213) [user] is_delimiter(i)
   Call: (214) [system] char_type(i, space)
   Fail: (214) [system] char_type(i, space)
   Call: (214) [system] arg(_1901198, v('(', ')', end_of_file), i)
   Fail: (214) [system] arg(_1902130, v('(', ')', end_of_file), i)
^  Fail: (213) [user] is_delimiter(i)
   Call: (213) [system] ')'==i
   Fail: (213) [system] ')'==i
   Call: (213) [system] get_char((0x55fbb4538270), i)
   Exit: (213) [system] get_char((0x55fbb4538270), i)
   Call: (213) [system] i=(\)
   Fail: (213) [system] i=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1909480)
   Call: (214) [system] peek_char((0x55fbb4538270), _1910414)
   Exit: (214) [system] peek_char((0x55fbb4538270), o)
^  Call: (214) [user] is_delimiter(o)
   Call: (215) [system] char_type(o, space)
   Fail: (215) [system] char_type(o, space)
   Call: (215) [system] arg(_1915134, v('(', ')', end_of_file), o)
   Fail: (215) [system] arg(_1916066, v('(', ')', end_of_file), o)
^  Fail: (214) [user] is_delimiter(o)
   Call: (214) [system] ')'==o
   Fail: (214) [system] ')'==o
   Call: (214) [system] get_char((0x55fbb4538270), o)
   Exit: (214) [system] get_char((0x55fbb4538270), o)
   Call: (214) [system] o=(\)
   Fail: (214) [system] o=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1923416)
   Call: (215) [system] peek_char((0x55fbb4538270), _1924350)
   Exit: (215) [system] peek_char((0x55fbb4538270), n)
^  Call: (215) [user] is_delimiter(n)
   Call: (216) [system] char_type(n, space)
   Fail: (216) [system] char_type(n, space)
   Call: (216) [system] arg(_1929070, v('(', ')', end_of_file), n)
   Fail: (216) [system] arg(_1930002, v('(', ')', end_of_file), n)
^  Fail: (215) [user] is_delimiter(n)
   Call: (215) [system] ')'==n
   Fail: (215) [system] ')'==n
   Call: (215) [system] get_char((0x55fbb4538270), n)
   Exit: (215) [system] get_char((0x55fbb4538270), n)
   Call: (215) [system] n=(\)
   Fail: (215) [system] n=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1937352)
   Call: (216) [system] peek_char((0x55fbb4538270), _1938286)
   Exit: (216) [system] peek_char((0x55fbb4538270), ')')
^  Call: (216) [user] is_delimiter(')')
   Call: (217) [system] char_type(')', space)
   Fail: (217) [system] char_type(')', space)
   Call: (217) [system] arg(_1943006, v('(', ')', end_of_file), ')')
   Exit: (217) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (216) [user] is_delimiter(')')
   Call: (216) [system] _1937352=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (215) [system] _1923416=[n]
   Exit: (215) [system] [n]=[n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (214) [system] _1909480=[o, n]
   Exit: (214) [system] [o, n]=[o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (213) [system] _1895544=[i, o, n]
   Exit: (213) [system] [i, o, n]=[i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (212) [system] _1881608=[s, i, o, n]
   Exit: (212) [system] [s, i, o, n]=[s, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, i, o, n])
   Call: (211) [system] _1867672=[u, s, i, o, n]
   Exit: (211) [system] [u, s, i, o, n]=[u, s, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, s, i, o, n])
   Call: (210) [system] _1853736=[l, u, s, i, o, n]
   Exit: (210) [system] [l, u, s, i, o, n]=[l, u, s, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, u, s, i, o, n])
   Call: (209) [system] _1839800=[c, l, u, s, i, o, n]
   Exit: (209) [system] [c, l, u, s, i, o, n]=[c, l, u, s, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, l, u, s, i, o, n])
   Call: (208) [system] _1825864=[n, c, l, u, s, i, o, n]
   Exit: (208) [system] [n, c, l, u, s, i, o, n]=[n, c, l, u, s, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, l, u, s, i, o, n])
   Call: (207) [system] _1811928=[o, n, c, l, u, s, i, o, n]
   Exit: (207) [system] [o, n, c, l, u, s, i, o, n]=[o, n, c, l, u, s, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, c, l, u, s, i, o, n])
   Call: (206) [system] _1797992=[c, o, n, c, l, u, s, i, o, n]
   Exit: (206) [system] [c, o, n, c, l, u, s, i, o, n]=[c, o, n, c, l, u, s, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, o, n, c, l, u, s, i, o, n])
^  Call: (205) [user] classify_and_convert_charseq([$, c, o, n, c, l, u, s, i, o, n], _1762482)
^  Call: (206) [user] classify_and_convert_charseq_([$, c, o, n, c, l, u, s, i, o, n], _1977382)
   Call: (207) [system] atom_chars(_1978314, ['_', c, o, n, c, l, u, s, i, o, n])
   Exit: (207) [system] atom_chars('_conclusion', ['_', c, o, n, c, l, u, s, i, o, n])
^  Exit: (206) [user] classify_and_convert_charseq_([$, c, o, n, c, l, u, s, i, o, n], _conclusion)
   Call: (206) [system] integer(_conclusion)
   Fail: (206) [system] integer(_conclusion)
   Call: (206) [system] _1762482=_conclusion
   Exit: (206) [system] _conclusion=_conclusion
^  Exit: (205) [user] classify_and_convert_charseq([$, c, o, n, c, l, u, s, i, o, n], _conclusion)
^  Exit: (204) [user] read_symbolic(')', (0x55fbb4538270), $, _conclusion)
^  Exit: (203) [user] cont_sexpr(')', (0x55fbb4538270), _conclusion)
^  Call: (203) [user] read_list(')', (0x55fbb4538270), _1987606)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1989464)
   Exit: (205) [system] peek_char((0x55fbb4538270), ')')
   Call: (205) [system] ')'=(;)
   Fail: (205) [system] ')'=(;)
   Call: (205) [system] ')'=(/)
   Fail: (205) [system] ')'=(/)
^  Call: (205) [user] is_like_space(')')
   Call: (206) [system] char_type(')', 'white')
   Fail: (206) [system] char_type(')', 'white')
   Call: (206) [system] char_type(')', end_of_line)
   Fail: (206) [system] char_type(')', end_of_line)
   Call: (206) [system] char_type(')', space)
   Fail: (206) [system] char_type(')', space)
   Call: (206) [system] char_type(')', cntrl)
   Fail: (206) [system] char_type(')', cntrl)
^  Fail: (205) [user] is_like_space(')')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _2005474)
   Exit: (204) [system] peek_char((0x55fbb4538270), ')')
   Call: (204) [system] ')'=')'
   Exit: (204) [system] ')'=')'
   Call: (204) [system] get_char((0x55fbb4538270), _2009264)
   Exit: (204) [system] get_char((0x55fbb4538270), ')')
   Call: (204) [system] _1987606=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_list(')', (0x55fbb4538270), [])
   Call: (203) [system] _1725822=[_conclusion]
   Exit: (203) [system] [_conclusion]=[_conclusion]
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), [_conclusion])
   Call: (202) [system] _1499370=[_premise5, _conclusion]
   Exit: (202) [system] [_premise5, _conclusion]=[_premise5, _conclusion]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [_premise5, _conclusion])
   Call: (201) [system] _1272918=[_premise4, _premise5, _conclusion]
   Exit: (201) [system] [_premise4, _premise5, _conclusion]=[_premise4, _premise5, _conclusion]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [_premise4, _premise5, _conclusion])
   Call: (200) [system] _1046466=[_premise3, _premise4, _premise5, _conclusion]
   Exit: (200) [system] [_premise3, _premise4, _premise5, _conclusion]=[_premise3, _premise4, _premise5, _conclusion]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [_premise3, _premise4, _premise5, _conclusion])
   Call: (199) [system] _820014=[_premise2, _premise3, _premise4, _premise5, _conclusion]
   Exit: (199) [system] [_premise2, _premise3, _premise4, _premise5, _conclusion]=[_premise2, _premise3, _premise4, _premise5, _conclusion]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [_premise2, _premise3, _premise4, _premise5, _conclusion])
   Call: (198) [system] _593562=[_premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]
   Exit: (198) [system] [_premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]=[_premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [_premise1, _premise2, _premise3, _premise4, _premise5, _conclusion])
   Call: (197) [system] _473006=[->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]
   Exit: (197) [system] [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]=[->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion])
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion])
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _2034322)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _2036180)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
   Call: (197) [system] ')'=(/)
   Fail: (197) [system] ')'=(/)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _2052190)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55fbb4538270), _2055980)
   Exit: (196) [system] get_char((0x55fbb4538270), ')')
   Call: (196) [system] _2034322=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [])
   Call: (195) [system] _436346=[[->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]]
   Exit: (195) [system] [[->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]]=[[->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [[->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]])
   Call: (194) [system] _243354=[_ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]]
   Exit: (194) [system] [_ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]]=[_ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [_ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]])
   Call: (193) [system] _139528=[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]]
   Exit: (193) [system] [:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]]=[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]])
^  Exit: (191) [user] cont_sexpr(')', (0x55fbb4538270), [:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]])
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _2069862)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _2071720)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _2081314)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _2084018)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
   Call: (194) [system] '('=(/)
   Fail: (194) [system] '('=(/)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _7774)
   Exit: (192) [system] peek_char((0x55fbb4538270), '(')
   Call: (192) [system] '('=')'
   Fail: (192) [system] '('=')'
   Call: (192) [system] '('=end_of_file
   Fail: (192) [system] '('=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _13344)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _15202)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
   Call: (194) [system] '('=(/)
   Fail: (194) [system] '('=(/)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _31212)
   Exit: (193) [system] get_char((0x55fbb4538270), '(')
   Call: (193) [system] '('='('
   Exit: (193) [system] '('='('
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _13344)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _36782)
   Exit: (195) [system] peek_char((0x55fbb4538270), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
   Call: (195) [system] ($)=(/)
   Fail: (195) [system] ($)=(/)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _52792)
   Exit: (194) [system] peek_char((0x55fbb4538270), $)
   Call: (194) [system] ($)=')'
   Fail: (194) [system] ($)=')'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _58362)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _60220)
   Exit: (196) [system] peek_char((0x55fbb4538270), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
   Call: (196) [system] ($)=(/)
   Fail: (196) [system] ($)=(/)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _76230)
   Exit: (195) [system] get_char((0x55fbb4538270), $)
   Call: (195) [system] ($)='('
   Fail: (195) [system] ($)='('
   Call: (195) [system] ($)='['
   Fail: (195) [system] ($)='['
   Call: (195) [system] ($)='{'
   Fail: (195) [system] ($)='{'
   Call: (195) [system] ($)='"'
   Fail: (195) [system] ($)='"'
   Call: (195) [system] ($)=!
   Fail: (195) [system] ($)=!
   Call: (195) [system] ($)='\''
   Fail: (195) [system] ($)='\''
   Call: (195) [system] ($)='`'
   Fail: (195) [system] ($)='`'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55fbb4538270), $, _58362)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _93872)
   Call: (197) [system] peek_char((0x55fbb4538270), _94806)
   Exit: (197) [system] peek_char((0x55fbb4538270), r)
^  Call: (197) [user] is_delimiter(r)
   Call: (198) [system] char_type(r, space)
   Fail: (198) [system] char_type(r, space)
   Call: (198) [system] arg(_99526, v('(', ')', end_of_file), r)
   Fail: (198) [system] arg(_100458, v('(', ')', end_of_file), r)
^  Fail: (197) [user] is_delimiter(r)
   Call: (197) [system] ')'==r
   Fail: (197) [system] ')'==r
   Call: (197) [system] get_char((0x55fbb4538270), r)
   Exit: (197) [system] get_char((0x55fbb4538270), r)
   Call: (197) [system] r=(\)
   Fail: (197) [system] r=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _107808)
   Call: (198) [system] peek_char((0x55fbb4538270), _108742)
   Exit: (198) [system] peek_char((0x55fbb4538270), b)
^  Call: (198) [user] is_delimiter(b)
   Call: (199) [system] char_type(b, space)
   Fail: (199) [system] char_type(b, space)
   Call: (199) [system] arg(_113462, v('(', ')', end_of_file), b)
   Fail: (199) [system] arg(_114394, v('(', ')', end_of_file), b)
^  Fail: (198) [user] is_delimiter(b)
   Call: (198) [system] ')'==b
   Fail: (198) [system] ')'==b
   Call: (198) [system] get_char((0x55fbb4538270), b)
   Exit: (198) [system] get_char((0x55fbb4538270), b)
   Call: (198) [system] b=(\)
   Fail: (198) [system] b=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _121744)
   Call: (199) [system] peek_char((0x55fbb4538270), _122678)
   Exit: (199) [system] peek_char((0x55fbb4538270), ')')
^  Call: (199) [user] is_delimiter(')')
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] arg(_127398, v('(', ')', end_of_file), ')')
   Exit: (200) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (199) [user] is_delimiter(')')
   Call: (199) [system] _121744=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (198) [system] _107808=[b]
   Exit: (198) [system] [b]=[b]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (197) [system] _93872=[r, b]
   Exit: (197) [system] [r, b]=[r, b]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, b])
^  Call: (196) [user] classify_and_convert_charseq([$, r, b], _58362)
^  Call: (197) [user] classify_and_convert_charseq_([$, r, b], _139422)
   Call: (198) [system] atom_chars(_140354, ['_', r, b])
   Exit: (198) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (197) [user] classify_and_convert_charseq_([$, r, b], _rb)
   Call: (197) [system] integer(_rb)
   Fail: (197) [system] integer(_rb)
   Call: (197) [system] _58362=_rb
   Exit: (197) [system] _rb=_rb
^  Exit: (196) [user] classify_and_convert_charseq([$, r, b], _rb)
^  Exit: (195) [user] read_symbolic(')', (0x55fbb4538270), $, _rb)
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), _rb)
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _149646)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _151504)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
   Call: (196) [system] ')'=(;)
   Fail: (196) [system] ')'=(;)
   Call: (196) [system] ')'=(/)
   Fail: (196) [system] ')'=(/)
^  Call: (196) [user] is_like_space(')')
   Call: (197) [system] char_type(')', 'white')
   Fail: (197) [system] char_type(')', 'white')
   Call: (197) [system] char_type(')', end_of_line)
   Fail: (197) [system] char_type(')', end_of_line)
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] char_type(')', cntrl)
   Fail: (197) [system] char_type(')', cntrl)
^  Fail: (196) [user] is_like_space(')')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _167514)
   Exit: (195) [system] peek_char((0x55fbb4538270), ')')
   Call: (195) [system] ')'=')'
   Exit: (195) [system] ')'=')'
   Call: (195) [system] get_char((0x55fbb4538270), _171304)
   Exit: (195) [system] get_char((0x55fbb4538270), ')')
   Call: (195) [system] _149646=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [])
   Call: (194) [system] _13344=[_rb]
   Exit: (194) [system] [_rb]=[_rb]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [_rb])
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), [_rb])
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _179598)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _181456)
   Exit: (194) [system] peek_char((0x55fbb4538270), ')')
   Call: (194) [system] ')'=(;)
   Fail: (194) [system] ')'=(;)
   Call: (194) [system] ')'=(/)
   Fail: (194) [system] ')'=(/)
^  Call: (194) [user] is_like_space(')')
   Call: (195) [system] char_type(')', 'white')
   Fail: (195) [system] char_type(')', 'white')
   Call: (195) [system] char_type(')', end_of_line)
   Fail: (195) [system] char_type(')', end_of_line)
   Call: (195) [system] char_type(')', space)
   Fail: (195) [system] char_type(')', space)
   Call: (195) [system] char_type(')', cntrl)
   Fail: (195) [system] char_type(')', cntrl)
^  Fail: (194) [user] is_like_space(')')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _197466)
   Exit: (193) [system] peek_char((0x55fbb4538270), ')')
   Call: (193) [system] ')'=')'
   Exit: (193) [system] ')'=')'
   Call: (193) [system] get_char((0x55fbb4538270), _201256)
   Exit: (193) [system] get_char((0x55fbb4538270), ')')
   Call: (193) [system] _179598=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [])
   Call: (192) [system] _3544=[[_rb]]
   Exit: (192) [system] [[_rb]]=[[_rb]]
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), [[_rb]])
   Call: (191) [system] _3448=[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]]
   Exit: (191) [system] [[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]]=[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]]
^  Exit: (190) [user] read_list(')', (0x55fbb4538270), [[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]])
^  Exit: (189) [user] cont_sexpr(')', (0x55fbb4538270), [[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]])
^  Call: (189) [user] read_list(')', (0x55fbb4538270), _212344)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _214202)
   Exit: (191) [system] peek_char((0x55fbb4538270), '\n')
   Call: (191) [system] '\n'=(;)
   Fail: (191) [system] '\n'=(;)
   Call: (191) [system] '\n'=(/)
   Fail: (191) [system] '\n'=(/)
^  Call: (191) [user] is_like_space('\n')
   Call: (192) [system] char_type('\n', 'white')
   Fail: (192) [system] char_type('\n', 'white')
   Call: (192) [system] char_type('\n', end_of_line)
   Exit: (192) [system] char_type('\n', end_of_line)
^  Exit: (191) [user] is_like_space('\n')
   Call: (191) [system] get_char((0x55fbb4538270), _225652)
   Exit: (191) [system] get_char((0x55fbb4538270), '\n')
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _228356)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
   Call: (192) [system] ' '=(/)
   Fail: (192) [system] ' '=(/)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55fbb4538270), _237950)
   Exit: (192) [system] get_char((0x55fbb4538270), ' ')
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _240654)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _250248)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _252952)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
   Call: (194) [system] ' '=(/)
   Fail: (194) [system] ' '=(/)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55fbb4538270), _262546)
   Exit: (194) [system] get_char((0x55fbb4538270), ' ')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _265250)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _274844)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _277548)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _287142)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _289846)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _299440)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _302144)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _311738)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _314442)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _324036)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _326740)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _336334)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _339038)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _348632)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _351336)
   Exit: (202) [system] peek_char((0x55fbb4538270), '(')
   Call: (202) [system] '('=(;)
   Fail: (202) [system] '('=(;)
   Call: (202) [system] '('=(/)
   Fail: (202) [system] '('=(/)
^  Call: (202) [user] is_like_space('(')
   Call: (203) [system] char_type('(', 'white')
   Fail: (203) [system] char_type('(', 'white')
   Call: (203) [system] char_type('(', end_of_line)
   Fail: (203) [system] char_type('(', end_of_line)
   Call: (203) [system] char_type('(', space)
   Fail: (203) [system] char_type('(', space)
   Call: (203) [system] char_type('(', cntrl)
   Fail: (203) [system] char_type('(', cntrl)
^  Fail: (202) [user] is_like_space('(')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _377510)
   Exit: (190) [system] peek_char((0x55fbb4538270), '(')
   Call: (190) [system] '('=')'
   Fail: (190) [system] '('=')'
   Call: (190) [system] '('=end_of_file
   Fail: (190) [system] '('=end_of_file
^  Call: (190) [user] cont_sexpr(')', (0x55fbb4538270), _383080)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _384938)
   Exit: (192) [system] peek_char((0x55fbb4538270), '(')
   Call: (192) [system] '('=(;)
   Fail: (192) [system] '('=(;)
   Call: (192) [system] '('=(/)
   Fail: (192) [system] '('=(/)
^  Call: (192) [user] is_like_space('(')
   Call: (193) [system] char_type('(', 'white')
   Fail: (193) [system] char_type('(', 'white')
   Call: (193) [system] char_type('(', end_of_line)
   Fail: (193) [system] char_type('(', end_of_line)
   Call: (193) [system] char_type('(', space)
   Fail: (193) [system] char_type('(', space)
   Call: (193) [system] char_type('(', cntrl)
   Fail: (193) [system] char_type('(', cntrl)
^  Fail: (192) [user] is_like_space('(')
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] get_char((0x55fbb4538270), _400948)
   Exit: (191) [system] get_char((0x55fbb4538270), '(')
   Call: (191) [system] '('='('
   Exit: (191) [system] '('='('
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _383080)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _406518)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
   Call: (193) [system] '('=(/)
   Fail: (193) [system] '('=(/)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _422528)
   Exit: (192) [system] peek_char((0x55fbb4538270), '(')
   Call: (192) [system] '('=')'
   Fail: (192) [system] '('=')'
   Call: (192) [system] '('=end_of_file
   Fail: (192) [system] '('=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _428098)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _429956)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
   Call: (194) [system] '('=(/)
   Fail: (194) [system] '('=(/)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _445966)
   Exit: (193) [system] get_char((0x55fbb4538270), '(')
   Call: (193) [system] '('='('
   Exit: (193) [system] '('='('
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _428098)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _451536)
   Exit: (195) [system] peek_char((0x55fbb4538270), :)
   Call: (195) [system] (:)=(;)
   Fail: (195) [system] (:)=(;)
   Call: (195) [system] (:)=(/)
   Fail: (195) [system] (:)=(/)
^  Call: (195) [user] is_like_space(:)
   Call: (196) [system] char_type(:, 'white')
   Fail: (196) [system] char_type(:, 'white')
   Call: (196) [system] char_type(:, end_of_line)
   Fail: (196) [system] char_type(:, end_of_line)
   Call: (196) [system] char_type(:, space)
   Fail: (196) [system] char_type(:, space)
   Call: (196) [system] char_type(:, cntrl)
   Fail: (196) [system] char_type(:, cntrl)
^  Fail: (195) [user] is_like_space(:)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _467546)
   Exit: (194) [system] peek_char((0x55fbb4538270), :)
   Call: (194) [system] (:)=')'
   Fail: (194) [system] (:)=')'
   Call: (194) [system] (:)=end_of_file
   Fail: (194) [system] (:)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _473116)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _474974)
   Exit: (196) [system] peek_char((0x55fbb4538270), :)
   Call: (196) [system] (:)=(;)
   Fail: (196) [system] (:)=(;)
   Call: (196) [system] (:)=(/)
   Fail: (196) [system] (:)=(/)
^  Call: (196) [user] is_like_space(:)
   Call: (197) [system] char_type(:, 'white')
   Fail: (197) [system] char_type(:, 'white')
   Call: (197) [system] char_type(:, end_of_line)
   Fail: (197) [system] char_type(:, end_of_line)
   Call: (197) [system] char_type(:, space)
   Fail: (197) [system] char_type(:, space)
   Call: (197) [system] char_type(:, cntrl)
   Fail: (197) [system] char_type(:, cntrl)
^  Fail: (196) [user] is_like_space(:)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _490984)
   Exit: (195) [system] get_char((0x55fbb4538270), :)
   Call: (195) [system] (:)='('
   Fail: (195) [system] (:)='('
   Call: (195) [system] (:)='['
   Fail: (195) [system] (:)='['
   Call: (195) [system] (:)='{'
   Fail: (195) [system] (:)='{'
   Call: (195) [system] (:)='"'
   Fail: (195) [system] (:)='"'
   Call: (195) [system] (:)=!
   Fail: (195) [system] (:)=!
   Call: (195) [system] (:)='\''
   Fail: (195) [system] (:)='\''
   Call: (195) [system] (:)='`'
   Fail: (195) [system] (:)='`'
   Call: (195) [system] (:)=end_of_file
   Fail: (195) [system] (:)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55fbb4538270), :, _473116)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _508626)
   Call: (197) [system] peek_char((0x55fbb4538270), _509560)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (197) [user] is_delimiter(' ')
   Call: (198) [system] char_type(' ', space)
   Exit: (198) [system] char_type(' ', space)
^  Exit: (197) [user] is_delimiter(' ')
   Call: (197) [system] _508626=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (196) [user] classify_and_convert_charseq([:], _473116)
^  Call: (197) [user] classify_and_convert_charseq_([:], _518844)
^  Call: (199) [system] setup_call_cleanup('$notrace'(_519796, _519798), once(user:catch(read_from_chars([:], _518844), _519778, fail)), '$restore_trace'(_519796, _519798))
^  Call: (200) [system] sig_atomic(system:'$notrace'(_519796, _519798))
^  Exit: (199) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _519778, fail)), system:'$restore_trace'(3, -1))
   Call: (198) [system] atomic(:)
   Exit: (198) [system] atomic(:)
^  Exit: (197) [user] classify_and_convert_charseq_([:], :)
   Call: (197) [system] integer(:)
   Fail: (197) [system] integer(:)
   Call: (197) [system] _473116=(:)
   Exit: (197) [system] (:)=(:)
^  Exit: (196) [user] classify_and_convert_charseq([:], :)
^  Exit: (195) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _531924)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _533782)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _543376)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _546080)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
   Call: (197) [system] '('=(/)
   Fail: (197) [system] '('=(/)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _563014)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=')'
   Fail: (195) [system] '('=')'
   Call: (195) [system] '('=end_of_file
   Fail: (195) [system] '('=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _568584)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _570442)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
   Call: (197) [system] '('=(/)
   Fail: (197) [system] '('=(/)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _586452)
   Exit: (196) [system] get_char((0x55fbb4538270), '(')
   Call: (196) [system] '('='('
   Exit: (196) [system] '('='('
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _568584)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _592022)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
   Call: (198) [system] ($)=(/)
   Fail: (198) [system] ($)=(/)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _608032)
   Exit: (197) [system] peek_char((0x55fbb4538270), $)
   Call: (197) [system] ($)=')'
   Fail: (197) [system] ($)=')'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _613602)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _615460)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
   Call: (199) [system] ($)=(/)
   Fail: (199) [system] ($)=(/)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _631470)
   Exit: (198) [system] get_char((0x55fbb4538270), $)
   Call: (198) [system] ($)='('
   Fail: (198) [system] ($)='('
   Call: (198) [system] ($)='['
   Fail: (198) [system] ($)='['
   Call: (198) [system] ($)='{'
   Fail: (198) [system] ($)='{'
   Call: (198) [system] ($)='"'
   Fail: (198) [system] ($)='"'
   Call: (198) [system] ($)=!
   Fail: (198) [system] ($)=!
   Call: (198) [system] ($)='\''
   Fail: (198) [system] ($)='\''
   Call: (198) [system] ($)='`'
   Fail: (198) [system] ($)='`'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55fbb4538270), $, _613602)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _649112)
   Call: (200) [system] peek_char((0x55fbb4538270), _650046)
   Exit: (200) [system] peek_char((0x55fbb4538270), r)
^  Call: (200) [user] is_delimiter(r)
   Call: (201) [system] char_type(r, space)
   Fail: (201) [system] char_type(r, space)
   Call: (201) [system] arg(_654766, v('(', ')', end_of_file), r)
   Fail: (201) [system] arg(_655698, v('(', ')', end_of_file), r)
^  Fail: (200) [user] is_delimiter(r)
   Call: (200) [system] ')'==r
   Fail: (200) [system] ')'==r
   Call: (200) [system] get_char((0x55fbb4538270), r)
   Exit: (200) [system] get_char((0x55fbb4538270), r)
   Call: (200) [system] r=(\)
   Fail: (200) [system] r=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _663048)
   Call: (201) [system] peek_char((0x55fbb4538270), _663982)
   Exit: (201) [system] peek_char((0x55fbb4538270), u)
^  Call: (201) [user] is_delimiter(u)
   Call: (202) [system] char_type(u, space)
   Fail: (202) [system] char_type(u, space)
   Call: (202) [system] arg(_668702, v('(', ')', end_of_file), u)
   Fail: (202) [system] arg(_669634, v('(', ')', end_of_file), u)
^  Fail: (201) [user] is_delimiter(u)
   Call: (201) [system] ')'==u
   Fail: (201) [system] ')'==u
   Call: (201) [system] get_char((0x55fbb4538270), u)
   Exit: (201) [system] get_char((0x55fbb4538270), u)
   Call: (201) [system] u=(\)
   Fail: (201) [system] u=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _676984)
   Call: (202) [system] peek_char((0x55fbb4538270), _677918)
   Exit: (202) [system] peek_char((0x55fbb4538270), c)
^  Call: (202) [user] is_delimiter(c)
   Call: (203) [system] char_type(c, space)
   Fail: (203) [system] char_type(c, space)
   Call: (203) [system] arg(_682638, v('(', ')', end_of_file), c)
   Fail: (203) [system] arg(_683570, v('(', ')', end_of_file), c)
^  Fail: (202) [user] is_delimiter(c)
   Call: (202) [system] ')'==c
   Fail: (202) [system] ')'==c
   Call: (202) [system] get_char((0x55fbb4538270), c)
   Exit: (202) [system] get_char((0x55fbb4538270), c)
   Call: (202) [system] c=(\)
   Fail: (202) [system] c=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _690920)
   Call: (203) [system] peek_char((0x55fbb4538270), _691854)
   Exit: (203) [system] peek_char((0x55fbb4538270), t)
^  Call: (203) [user] is_delimiter(t)
   Call: (204) [system] char_type(t, space)
   Fail: (204) [system] char_type(t, space)
   Call: (204) [system] arg(_696574, v('(', ')', end_of_file), t)
   Fail: (204) [system] arg(_697506, v('(', ')', end_of_file), t)
^  Fail: (203) [user] is_delimiter(t)
   Call: (203) [system] ')'==t
   Fail: (203) [system] ')'==t
   Call: (203) [system] get_char((0x55fbb4538270), t)
   Exit: (203) [system] get_char((0x55fbb4538270), t)
   Call: (203) [system] t=(\)
   Fail: (203) [system] t=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _704856)
   Call: (204) [system] peek_char((0x55fbb4538270), _705790)
   Exit: (204) [system] peek_char((0x55fbb4538270), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_710510, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_711442, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55fbb4538270), o)
   Exit: (204) [system] get_char((0x55fbb4538270), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _718792)
   Call: (205) [system] peek_char((0x55fbb4538270), _719726)
   Exit: (205) [system] peek_char((0x55fbb4538270), r)
^  Call: (205) [user] is_delimiter(r)
   Call: (206) [system] char_type(r, space)
   Fail: (206) [system] char_type(r, space)
   Call: (206) [system] arg(_724446, v('(', ')', end_of_file), r)
   Fail: (206) [system] arg(_725378, v('(', ')', end_of_file), r)
^  Fail: (205) [user] is_delimiter(r)
   Call: (205) [system] ')'==r
   Fail: (205) [system] ')'==r
   Call: (205) [system] get_char((0x55fbb4538270), r)
   Exit: (205) [system] get_char((0x55fbb4538270), r)
   Call: (205) [system] r=(\)
   Fail: (205) [system] r=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _732728)
   Call: (206) [system] peek_char((0x55fbb4538270), _733662)
   Exit: (206) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (206) [user] is_delimiter(' ')
   Call: (207) [system] char_type(' ', space)
   Exit: (207) [system] char_type(' ', space)
^  Exit: (206) [user] is_delimiter(' ')
   Call: (206) [system] _732728=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (205) [system] _718792=[r]
   Exit: (205) [system] [r]=[r]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [r])
   Call: (204) [system] _704856=[o, r]
   Exit: (204) [system] [o, r]=[o, r]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, r])
   Call: (203) [system] _690920=[t, o, r]
   Exit: (203) [system] [t, o, r]=[t, o, r]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, o, r])
   Call: (202) [system] _676984=[c, t, o, r]
   Exit: (202) [system] [c, t, o, r]=[c, t, o, r]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, o, r])
   Call: (201) [system] _663048=[u, c, t, o, r]
   Exit: (201) [system] [u, c, t, o, r]=[u, c, t, o, r]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, o, r])
   Call: (200) [system] _649112=[r, u, c, t, o, r]
   Exit: (200) [system] [r, u, c, t, o, r]=[r, u, c, t, o, r]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, u, c, t, o, r])
^  Call: (199) [user] classify_and_convert_charseq([$, r, u, c, t, o, r], _613602)
^  Call: (200) [user] classify_and_convert_charseq_([$, r, u, c, t, o, r], _759710)
   Call: (201) [system] atom_chars(_760642, ['_', r, u, c, t, o, r])
   Exit: (201) [system] atom_chars('_ructor', ['_', r, u, c, t, o, r])
^  Exit: (200) [user] classify_and_convert_charseq_([$, r, u, c, t, o, r], _ructor)
   Call: (200) [system] integer(_ructor)
   Fail: (200) [system] integer(_ructor)
   Call: (200) [system] _613602=_ructor
   Exit: (200) [system] _ructor=_ructor
^  Exit: (199) [user] classify_and_convert_charseq([$, r, u, c, t, o, r], _ructor)
^  Exit: (198) [user] read_symbolic(')', (0x55fbb4538270), $, _ructor)
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), _ructor)
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _769934)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _771792)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _781386)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _784090)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
   Call: (200) [system] ($)=(/)
   Fail: (200) [system] ($)=(/)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _801024)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=')'
   Fail: (198) [system] ($)=')'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _806594)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _808452)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
   Call: (200) [system] ($)=(/)
   Fail: (200) [system] ($)=(/)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _824462)
   Exit: (199) [system] get_char((0x55fbb4538270), $)
   Call: (199) [system] ($)='('
   Fail: (199) [system] ($)='('
   Call: (199) [system] ($)='['
   Fail: (199) [system] ($)='['
   Call: (199) [system] ($)='{'
   Fail: (199) [system] ($)='{'
   Call: (199) [system] ($)='"'
   Fail: (199) [system] ($)='"'
   Call: (199) [system] ($)=!
   Fail: (199) [system] ($)=!
   Call: (199) [system] ($)='\''
   Fail: (199) [system] ($)='\''
   Call: (199) [system] ($)='`'
   Fail: (199) [system] ($)='`'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55fbb4538270), $, _806594)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _842104)
   Call: (201) [system] peek_char((0x55fbb4538270), _843038)
   Exit: (201) [system] peek_char((0x55fbb4538270), p)
^  Call: (201) [user] is_delimiter(p)
   Call: (202) [system] char_type(p, space)
   Fail: (202) [system] char_type(p, space)
   Call: (202) [system] arg(_847758, v('(', ')', end_of_file), p)
   Fail: (202) [system] arg(_848690, v('(', ')', end_of_file), p)
^  Fail: (201) [user] is_delimiter(p)
   Call: (201) [system] ')'==p
   Fail: (201) [system] ')'==p
   Call: (201) [system] get_char((0x55fbb4538270), p)
   Exit: (201) [system] get_char((0x55fbb4538270), p)
   Call: (201) [system] p=(\)
   Fail: (201) [system] p=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _856040)
   Call: (202) [system] peek_char((0x55fbb4538270), _856974)
   Exit: (202) [system] peek_char((0x55fbb4538270), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_861694, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_862626, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55fbb4538270), r)
   Exit: (202) [system] get_char((0x55fbb4538270), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _869976)
   Call: (203) [system] peek_char((0x55fbb4538270), _870910)
   Exit: (203) [system] peek_char((0x55fbb4538270), o)
^  Call: (203) [user] is_delimiter(o)
   Call: (204) [system] char_type(o, space)
   Fail: (204) [system] char_type(o, space)
   Call: (204) [system] arg(_875630, v('(', ')', end_of_file), o)
   Fail: (204) [system] arg(_876562, v('(', ')', end_of_file), o)
^  Fail: (203) [user] is_delimiter(o)
   Call: (203) [system] ')'==o
   Fail: (203) [system] ')'==o
   Call: (203) [system] get_char((0x55fbb4538270), o)
   Exit: (203) [system] get_char((0x55fbb4538270), o)
   Call: (203) [system] o=(\)
   Fail: (203) [system] o=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _883912)
   Call: (204) [system] peek_char((0x55fbb4538270), _884846)
   Exit: (204) [system] peek_char((0x55fbb4538270), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_889566, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_890498, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55fbb4538270), o)
   Exit: (204) [system] get_char((0x55fbb4538270), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _897848)
   Call: (205) [system] peek_char((0x55fbb4538270), _898782)
   Exit: (205) [system] peek_char((0x55fbb4538270), f)
^  Call: (205) [user] is_delimiter(f)
   Call: (206) [system] char_type(f, space)
   Fail: (206) [system] char_type(f, space)
   Call: (206) [system] arg(_903502, v('(', ')', end_of_file), f)
   Fail: (206) [system] arg(_904434, v('(', ')', end_of_file), f)
^  Fail: (205) [user] is_delimiter(f)
   Call: (205) [system] ')'==f
   Fail: (205) [system] ')'==f
   Call: (205) [system] get_char((0x55fbb4538270), f)
   Exit: (205) [system] get_char((0x55fbb4538270), f)
   Call: (205) [system] f=(\)
   Fail: (205) [system] f=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _911784)
   Call: (206) [system] peek_char((0x55fbb4538270), _912718)
   Exit: (206) [system] peek_char((0x55fbb4538270), '1')
^  Call: (206) [user] is_delimiter('1')
   Call: (207) [system] char_type('1', space)
   Fail: (207) [system] char_type('1', space)
   Call: (207) [system] arg(_917438, v('(', ')', end_of_file), '1')
   Fail: (207) [system] arg(_918370, v('(', ')', end_of_file), '1')
^  Fail: (206) [user] is_delimiter('1')
   Call: (206) [system] ')'=='1'
   Fail: (206) [system] ')'=='1'
   Call: (206) [system] get_char((0x55fbb4538270), '1')
   Exit: (206) [system] get_char((0x55fbb4538270), '1')
   Call: (206) [system] '1'=(\)
   Fail: (206) [system] '1'=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _925720)
   Call: (207) [system] peek_char((0x55fbb4538270), _926654)
   Exit: (207) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (207) [user] is_delimiter(' ')
   Call: (208) [system] char_type(' ', space)
   Exit: (208) [system] char_type(' ', space)
^  Exit: (207) [user] is_delimiter(' ')
   Call: (207) [system] _925720=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (206) [system] _911784=['1']
   Exit: (206) [system] ['1']=['1']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), ['1'])
   Call: (205) [system] _897848=[f, '1']
   Exit: (205) [system] [f, '1']=[f, '1']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [f, '1'])
   Call: (204) [system] _883912=[o, f, '1']
   Exit: (204) [system] [o, f, '1']=[o, f, '1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, f, '1'])
   Call: (203) [system] _869976=[o, o, f, '1']
   Exit: (203) [system] [o, o, f, '1']=[o, o, f, '1']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, o, f, '1'])
   Call: (202) [system] _856040=[r, o, o, f, '1']
   Exit: (202) [system] [r, o, o, f, '1']=[r, o, o, f, '1']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, o, f, '1'])
   Call: (201) [system] _842104=[p, r, o, o, f, '1']
   Exit: (201) [system] [p, r, o, o, f, '1']=[p, r, o, o, f, '1']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, o, o, f, '1'])
^  Call: (200) [user] classify_and_convert_charseq([$, p, r, o, o, f, '1'], _806594)
^  Call: (201) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '1'], _952702)
   Call: (202) [system] atom_chars(_953634, ['_', p, r, o, o, f, '1'])
   Exit: (202) [system] atom_chars('_proof1', ['_', p, r, o, o, f, '1'])
^  Exit: (201) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '1'], _proof1)
   Call: (201) [system] integer(_proof1)
   Fail: (201) [system] integer(_proof1)
   Call: (201) [system] _806594=_proof1
   Exit: (201) [system] _proof1=_proof1
^  Exit: (200) [user] classify_and_convert_charseq([$, p, r, o, o, f, '1'], _proof1)
^  Exit: (199) [user] read_symbolic(')', (0x55fbb4538270), $, _proof1)
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), _proof1)
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _962926)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _964784)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _974378)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _977082)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
   Call: (201) [system] ($)=(/)
   Fail: (201) [system] ($)=(/)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _994016)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=')'
   Fail: (199) [system] ($)=')'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _999586)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1001444)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
   Call: (201) [system] ($)=(/)
   Fail: (201) [system] ($)=(/)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _1017454)
   Exit: (200) [system] get_char((0x55fbb4538270), $)
   Call: (200) [system] ($)='('
   Fail: (200) [system] ($)='('
   Call: (200) [system] ($)='['
   Fail: (200) [system] ($)='['
   Call: (200) [system] ($)='{'
   Fail: (200) [system] ($)='{'
   Call: (200) [system] ($)='"'
   Fail: (200) [system] ($)='"'
   Call: (200) [system] ($)=!
   Fail: (200) [system] ($)=!
   Call: (200) [system] ($)='\''
   Fail: (200) [system] ($)='\''
   Call: (200) [system] ($)='`'
   Fail: (200) [system] ($)='`'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55fbb4538270), $, _999586)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1035096)
   Call: (202) [system] peek_char((0x55fbb4538270), _1036030)
   Exit: (202) [system] peek_char((0x55fbb4538270), p)
^  Call: (202) [user] is_delimiter(p)
   Call: (203) [system] char_type(p, space)
   Fail: (203) [system] char_type(p, space)
   Call: (203) [system] arg(_1040750, v('(', ')', end_of_file), p)
   Fail: (203) [system] arg(_1041682, v('(', ')', end_of_file), p)
^  Fail: (202) [user] is_delimiter(p)
   Call: (202) [system] ')'==p
   Fail: (202) [system] ')'==p
   Call: (202) [system] get_char((0x55fbb4538270), p)
   Exit: (202) [system] get_char((0x55fbb4538270), p)
   Call: (202) [system] p=(\)
   Fail: (202) [system] p=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1049032)
   Call: (203) [system] peek_char((0x55fbb4538270), _1049966)
   Exit: (203) [system] peek_char((0x55fbb4538270), r)
^  Call: (203) [user] is_delimiter(r)
   Call: (204) [system] char_type(r, space)
   Fail: (204) [system] char_type(r, space)
   Call: (204) [system] arg(_1054686, v('(', ')', end_of_file), r)
   Fail: (204) [system] arg(_1055618, v('(', ')', end_of_file), r)
^  Fail: (203) [user] is_delimiter(r)
   Call: (203) [system] ')'==r
   Fail: (203) [system] ')'==r
   Call: (203) [system] get_char((0x55fbb4538270), r)
   Exit: (203) [system] get_char((0x55fbb4538270), r)
   Call: (203) [system] r=(\)
   Fail: (203) [system] r=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1062968)
   Call: (204) [system] peek_char((0x55fbb4538270), _1063902)
   Exit: (204) [system] peek_char((0x55fbb4538270), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_1068622, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_1069554, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55fbb4538270), o)
   Exit: (204) [system] get_char((0x55fbb4538270), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1076904)
   Call: (205) [system] peek_char((0x55fbb4538270), _1077838)
   Exit: (205) [system] peek_char((0x55fbb4538270), o)
^  Call: (205) [user] is_delimiter(o)
   Call: (206) [system] char_type(o, space)
   Fail: (206) [system] char_type(o, space)
   Call: (206) [system] arg(_1082558, v('(', ')', end_of_file), o)
   Fail: (206) [system] arg(_1083490, v('(', ')', end_of_file), o)
^  Fail: (205) [user] is_delimiter(o)
   Call: (205) [system] ')'==o
   Fail: (205) [system] ')'==o
   Call: (205) [system] get_char((0x55fbb4538270), o)
   Exit: (205) [system] get_char((0x55fbb4538270), o)
   Call: (205) [system] o=(\)
   Fail: (205) [system] o=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1090840)
   Call: (206) [system] peek_char((0x55fbb4538270), _1091774)
   Exit: (206) [system] peek_char((0x55fbb4538270), f)
^  Call: (206) [user] is_delimiter(f)
   Call: (207) [system] char_type(f, space)
   Fail: (207) [system] char_type(f, space)
   Call: (207) [system] arg(_1096494, v('(', ')', end_of_file), f)
   Fail: (207) [system] arg(_1097426, v('(', ')', end_of_file), f)
^  Fail: (206) [user] is_delimiter(f)
   Call: (206) [system] ')'==f
   Fail: (206) [system] ')'==f
   Call: (206) [system] get_char((0x55fbb4538270), f)
   Exit: (206) [system] get_char((0x55fbb4538270), f)
   Call: (206) [system] f=(\)
   Fail: (206) [system] f=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1104776)
   Call: (207) [system] peek_char((0x55fbb4538270), _1105710)
   Exit: (207) [system] peek_char((0x55fbb4538270), '2')
^  Call: (207) [user] is_delimiter('2')
   Call: (208) [system] char_type('2', space)
   Fail: (208) [system] char_type('2', space)
   Call: (208) [system] arg(_1110430, v('(', ')', end_of_file), '2')
   Fail: (208) [system] arg(_1111362, v('(', ')', end_of_file), '2')
^  Fail: (207) [user] is_delimiter('2')
   Call: (207) [system] ')'=='2'
   Fail: (207) [system] ')'=='2'
   Call: (207) [system] get_char((0x55fbb4538270), '2')
   Exit: (207) [system] get_char((0x55fbb4538270), '2')
   Call: (207) [system] '2'=(\)
   Fail: (207) [system] '2'=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1118712)
   Call: (208) [system] peek_char((0x55fbb4538270), _1119646)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (208) [user] is_delimiter(' ')
   Call: (209) [system] char_type(' ', space)
   Exit: (209) [system] char_type(' ', space)
^  Exit: (208) [user] is_delimiter(' ')
   Call: (208) [system] _1118712=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (207) [system] _1104776=['2']
   Exit: (207) [system] ['2']=['2']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), ['2'])
   Call: (206) [system] _1090840=[f, '2']
   Exit: (206) [system] [f, '2']=[f, '2']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [f, '2'])
   Call: (205) [system] _1076904=[o, f, '2']
   Exit: (205) [system] [o, f, '2']=[o, f, '2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, f, '2'])
   Call: (204) [system] _1062968=[o, o, f, '2']
   Exit: (204) [system] [o, o, f, '2']=[o, o, f, '2']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, o, f, '2'])
   Call: (203) [system] _1049032=[r, o, o, f, '2']
   Exit: (203) [system] [r, o, o, f, '2']=[r, o, o, f, '2']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, o, f, '2'])
   Call: (202) [system] _1035096=[p, r, o, o, f, '2']
   Exit: (202) [system] [p, r, o, o, f, '2']=[p, r, o, o, f, '2']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, o, o, f, '2'])
^  Call: (201) [user] classify_and_convert_charseq([$, p, r, o, o, f, '2'], _999586)
^  Call: (202) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '2'], _1145694)
   Call: (203) [system] atom_chars(_1146626, ['_', p, r, o, o, f, '2'])
   Exit: (203) [system] atom_chars('_proof2', ['_', p, r, o, o, f, '2'])
^  Exit: (202) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '2'], _proof2)
   Call: (202) [system] integer(_proof2)
   Fail: (202) [system] integer(_proof2)
   Call: (202) [system] _999586=_proof2
   Exit: (202) [system] _proof2=_proof2
^  Exit: (201) [user] classify_and_convert_charseq([$, p, r, o, o, f, '2'], _proof2)
^  Exit: (200) [user] read_symbolic(')', (0x55fbb4538270), $, _proof2)
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), _proof2)
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _1155918)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1157776)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _1167370)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1170074)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1187008)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _1192578)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1194436)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _1210446)
   Exit: (201) [system] get_char((0x55fbb4538270), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _1192578)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1228088)
   Call: (203) [system] peek_char((0x55fbb4538270), _1229022)
   Exit: (203) [system] peek_char((0x55fbb4538270), p)
^  Call: (203) [user] is_delimiter(p)
   Call: (204) [system] char_type(p, space)
   Fail: (204) [system] char_type(p, space)
   Call: (204) [system] arg(_1233742, v('(', ')', end_of_file), p)
   Fail: (204) [system] arg(_1234674, v('(', ')', end_of_file), p)
^  Fail: (203) [user] is_delimiter(p)
   Call: (203) [system] ')'==p
   Fail: (203) [system] ')'==p
   Call: (203) [system] get_char((0x55fbb4538270), p)
   Exit: (203) [system] get_char((0x55fbb4538270), p)
   Call: (203) [system] p=(\)
   Fail: (203) [system] p=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1242024)
   Call: (204) [system] peek_char((0x55fbb4538270), _1242958)
   Exit: (204) [system] peek_char((0x55fbb4538270), r)
^  Call: (204) [user] is_delimiter(r)
   Call: (205) [system] char_type(r, space)
   Fail: (205) [system] char_type(r, space)
   Call: (205) [system] arg(_1247678, v('(', ')', end_of_file), r)
   Fail: (205) [system] arg(_1248610, v('(', ')', end_of_file), r)
^  Fail: (204) [user] is_delimiter(r)
   Call: (204) [system] ')'==r
   Fail: (204) [system] ')'==r
   Call: (204) [system] get_char((0x55fbb4538270), r)
   Exit: (204) [system] get_char((0x55fbb4538270), r)
   Call: (204) [system] r=(\)
   Fail: (204) [system] r=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1255960)
   Call: (205) [system] peek_char((0x55fbb4538270), _1256894)
   Exit: (205) [system] peek_char((0x55fbb4538270), o)
^  Call: (205) [user] is_delimiter(o)
   Call: (206) [system] char_type(o, space)
   Fail: (206) [system] char_type(o, space)
   Call: (206) [system] arg(_1261614, v('(', ')', end_of_file), o)
   Fail: (206) [system] arg(_1262546, v('(', ')', end_of_file), o)
^  Fail: (205) [user] is_delimiter(o)
   Call: (205) [system] ')'==o
   Fail: (205) [system] ')'==o
   Call: (205) [system] get_char((0x55fbb4538270), o)
   Exit: (205) [system] get_char((0x55fbb4538270), o)
   Call: (205) [system] o=(\)
   Fail: (205) [system] o=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1269896)
   Call: (206) [system] peek_char((0x55fbb4538270), _1270830)
   Exit: (206) [system] peek_char((0x55fbb4538270), o)
^  Call: (206) [user] is_delimiter(o)
   Call: (207) [system] char_type(o, space)
   Fail: (207) [system] char_type(o, space)
   Call: (207) [system] arg(_1275550, v('(', ')', end_of_file), o)
   Fail: (207) [system] arg(_1276482, v('(', ')', end_of_file), o)
^  Fail: (206) [user] is_delimiter(o)
   Call: (206) [system] ')'==o
   Fail: (206) [system] ')'==o
   Call: (206) [system] get_char((0x55fbb4538270), o)
   Exit: (206) [system] get_char((0x55fbb4538270), o)
   Call: (206) [system] o=(\)
   Fail: (206) [system] o=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1283832)
   Call: (207) [system] peek_char((0x55fbb4538270), _1284766)
   Exit: (207) [system] peek_char((0x55fbb4538270), f)
^  Call: (207) [user] is_delimiter(f)
   Call: (208) [system] char_type(f, space)
   Fail: (208) [system] char_type(f, space)
   Call: (208) [system] arg(_1289486, v('(', ')', end_of_file), f)
   Fail: (208) [system] arg(_1290418, v('(', ')', end_of_file), f)
^  Fail: (207) [user] is_delimiter(f)
   Call: (207) [system] ')'==f
   Fail: (207) [system] ')'==f
   Call: (207) [system] get_char((0x55fbb4538270), f)
   Exit: (207) [system] get_char((0x55fbb4538270), f)
   Call: (207) [system] f=(\)
   Fail: (207) [system] f=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1297768)
   Call: (208) [system] peek_char((0x55fbb4538270), _1298702)
   Exit: (208) [system] peek_char((0x55fbb4538270), '3')
^  Call: (208) [user] is_delimiter('3')
   Call: (209) [system] char_type('3', space)
   Fail: (209) [system] char_type('3', space)
   Call: (209) [system] arg(_1303422, v('(', ')', end_of_file), '3')
   Fail: (209) [system] arg(_1304354, v('(', ')', end_of_file), '3')
^  Fail: (208) [user] is_delimiter('3')
   Call: (208) [system] ')'=='3'
   Fail: (208) [system] ')'=='3'
   Call: (208) [system] get_char((0x55fbb4538270), '3')
   Exit: (208) [system] get_char((0x55fbb4538270), '3')
   Call: (208) [system] '3'=(\)
   Fail: (208) [system] '3'=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1311704)
   Call: (209) [system] peek_char((0x55fbb4538270), _1312638)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _1311704=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (208) [system] _1297768=['3']
   Exit: (208) [system] ['3']=['3']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), ['3'])
   Call: (207) [system] _1283832=[f, '3']
   Exit: (207) [system] [f, '3']=[f, '3']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [f, '3'])
   Call: (206) [system] _1269896=[o, f, '3']
   Exit: (206) [system] [o, f, '3']=[o, f, '3']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, f, '3'])
   Call: (205) [system] _1255960=[o, o, f, '3']
   Exit: (205) [system] [o, o, f, '3']=[o, o, f, '3']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, o, f, '3'])
   Call: (204) [system] _1242024=[r, o, o, f, '3']
   Exit: (204) [system] [r, o, o, f, '3']=[r, o, o, f, '3']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, o, f, '3'])
   Call: (203) [system] _1228088=[p, r, o, o, f, '3']
   Exit: (203) [system] [p, r, o, o, f, '3']=[p, r, o, o, f, '3']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, o, o, f, '3'])
^  Call: (202) [user] classify_and_convert_charseq([$, p, r, o, o, f, '3'], _1192578)
^  Call: (203) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '3'], _1338686)
   Call: (204) [system] atom_chars(_1339618, ['_', p, r, o, o, f, '3'])
   Exit: (204) [system] atom_chars('_proof3', ['_', p, r, o, o, f, '3'])
^  Exit: (203) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '3'], _proof3)
   Call: (203) [system] integer(_proof3)
   Fail: (203) [system] integer(_proof3)
   Call: (203) [system] _1192578=_proof3
   Exit: (203) [system] _proof3=_proof3
^  Exit: (202) [user] classify_and_convert_charseq([$, p, r, o, o, f, '3'], _proof3)
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _proof3)
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), _proof3)
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _1348910)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1350768)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _1360362)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1363066)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1380000)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _1385570)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1387428)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _1403438)
   Exit: (202) [system] get_char((0x55fbb4538270), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _1385570)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1421080)
   Call: (204) [system] peek_char((0x55fbb4538270), _1422014)
   Exit: (204) [system] peek_char((0x55fbb4538270), p)
^  Call: (204) [user] is_delimiter(p)
   Call: (205) [system] char_type(p, space)
   Fail: (205) [system] char_type(p, space)
   Call: (205) [system] arg(_1426734, v('(', ')', end_of_file), p)
   Fail: (205) [system] arg(_1427666, v('(', ')', end_of_file), p)
^  Fail: (204) [user] is_delimiter(p)
   Call: (204) [system] ')'==p
   Fail: (204) [system] ')'==p
   Call: (204) [system] get_char((0x55fbb4538270), p)
   Exit: (204) [system] get_char((0x55fbb4538270), p)
   Call: (204) [system] p=(\)
   Fail: (204) [system] p=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1435016)
   Call: (205) [system] peek_char((0x55fbb4538270), _1435950)
   Exit: (205) [system] peek_char((0x55fbb4538270), r)
^  Call: (205) [user] is_delimiter(r)
   Call: (206) [system] char_type(r, space)
   Fail: (206) [system] char_type(r, space)
   Call: (206) [system] arg(_1440670, v('(', ')', end_of_file), r)
   Fail: (206) [system] arg(_1441602, v('(', ')', end_of_file), r)
^  Fail: (205) [user] is_delimiter(r)
   Call: (205) [system] ')'==r
   Fail: (205) [system] ')'==r
   Call: (205) [system] get_char((0x55fbb4538270), r)
   Exit: (205) [system] get_char((0x55fbb4538270), r)
   Call: (205) [system] r=(\)
   Fail: (205) [system] r=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1448952)
   Call: (206) [system] peek_char((0x55fbb4538270), _1449886)
   Exit: (206) [system] peek_char((0x55fbb4538270), o)
^  Call: (206) [user] is_delimiter(o)
   Call: (207) [system] char_type(o, space)
   Fail: (207) [system] char_type(o, space)
   Call: (207) [system] arg(_1454606, v('(', ')', end_of_file), o)
   Fail: (207) [system] arg(_1455538, v('(', ')', end_of_file), o)
^  Fail: (206) [user] is_delimiter(o)
   Call: (206) [system] ')'==o
   Fail: (206) [system] ')'==o
   Call: (206) [system] get_char((0x55fbb4538270), o)
   Exit: (206) [system] get_char((0x55fbb4538270), o)
   Call: (206) [system] o=(\)
   Fail: (206) [system] o=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1462888)
   Call: (207) [system] peek_char((0x55fbb4538270), _1463822)
   Exit: (207) [system] peek_char((0x55fbb4538270), o)
^  Call: (207) [user] is_delimiter(o)
   Call: (208) [system] char_type(o, space)
   Fail: (208) [system] char_type(o, space)
   Call: (208) [system] arg(_1468542, v('(', ')', end_of_file), o)
   Fail: (208) [system] arg(_1469474, v('(', ')', end_of_file), o)
^  Fail: (207) [user] is_delimiter(o)
   Call: (207) [system] ')'==o
   Fail: (207) [system] ')'==o
   Call: (207) [system] get_char((0x55fbb4538270), o)
   Exit: (207) [system] get_char((0x55fbb4538270), o)
   Call: (207) [system] o=(\)
   Fail: (207) [system] o=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1476824)
   Call: (208) [system] peek_char((0x55fbb4538270), _1477758)
   Exit: (208) [system] peek_char((0x55fbb4538270), f)
^  Call: (208) [user] is_delimiter(f)
   Call: (209) [system] char_type(f, space)
   Fail: (209) [system] char_type(f, space)
   Call: (209) [system] arg(_1482478, v('(', ')', end_of_file), f)
   Fail: (209) [system] arg(_1483410, v('(', ')', end_of_file), f)
^  Fail: (208) [user] is_delimiter(f)
   Call: (208) [system] ')'==f
   Fail: (208) [system] ')'==f
   Call: (208) [system] get_char((0x55fbb4538270), f)
   Exit: (208) [system] get_char((0x55fbb4538270), f)
   Call: (208) [system] f=(\)
   Fail: (208) [system] f=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1490760)
   Call: (209) [system] peek_char((0x55fbb4538270), _1491694)
   Exit: (209) [system] peek_char((0x55fbb4538270), '4')
^  Call: (209) [user] is_delimiter('4')
   Call: (210) [system] char_type('4', space)
   Fail: (210) [system] char_type('4', space)
   Call: (210) [system] arg(_1496414, v('(', ')', end_of_file), '4')
   Fail: (210) [system] arg(_1497346, v('(', ')', end_of_file), '4')
^  Fail: (209) [user] is_delimiter('4')
   Call: (209) [system] ')'=='4'
   Fail: (209) [system] ')'=='4'
   Call: (209) [system] get_char((0x55fbb4538270), '4')
   Exit: (209) [system] get_char((0x55fbb4538270), '4')
   Call: (209) [system] '4'=(\)
   Fail: (209) [system] '4'=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1504696)
   Call: (210) [system] peek_char((0x55fbb4538270), _1505630)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _1504696=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (209) [system] _1490760=['4']
   Exit: (209) [system] ['4']=['4']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), ['4'])
   Call: (208) [system] _1476824=[f, '4']
   Exit: (208) [system] [f, '4']=[f, '4']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [f, '4'])
   Call: (207) [system] _1462888=[o, f, '4']
   Exit: (207) [system] [o, f, '4']=[o, f, '4']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, f, '4'])
   Call: (206) [system] _1448952=[o, o, f, '4']
   Exit: (206) [system] [o, o, f, '4']=[o, o, f, '4']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, o, f, '4'])
   Call: (205) [system] _1435016=[r, o, o, f, '4']
   Exit: (205) [system] [r, o, o, f, '4']=[r, o, o, f, '4']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, o, f, '4'])
   Call: (204) [system] _1421080=[p, r, o, o, f, '4']
   Exit: (204) [system] [p, r, o, o, f, '4']=[p, r, o, o, f, '4']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, o, o, f, '4'])
^  Call: (203) [user] classify_and_convert_charseq([$, p, r, o, o, f, '4'], _1385570)
^  Call: (204) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '4'], _1531678)
   Call: (205) [system] atom_chars(_1532610, ['_', p, r, o, o, f, '4'])
   Exit: (205) [system] atom_chars('_proof4', ['_', p, r, o, o, f, '4'])
^  Exit: (204) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '4'], _proof4)
   Call: (204) [system] integer(_proof4)
   Fail: (204) [system] integer(_proof4)
   Call: (204) [system] _1385570=_proof4
   Exit: (204) [system] _proof4=_proof4
^  Exit: (203) [user] classify_and_convert_charseq([$, p, r, o, o, f, '4'], _proof4)
^  Exit: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _proof4)
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), _proof4)
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _1541902)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1543760)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
   Call: (203) [system] ' '=(/)
   Fail: (203) [system] ' '=(/)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55fbb4538270), _1553354)
   Exit: (203) [system] get_char((0x55fbb4538270), ' ')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1556058)
   Exit: (204) [system] peek_char((0x55fbb4538270), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
   Call: (204) [system] ($)=(/)
   Fail: (204) [system] ($)=(/)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1572992)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=')'
   Fail: (202) [system] ($)=')'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55fbb4538270), _1578562)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1580420)
   Exit: (204) [system] peek_char((0x55fbb4538270), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
   Call: (204) [system] ($)=(/)
   Fail: (204) [system] ($)=(/)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] get_char((0x55fbb4538270), _1596430)
   Exit: (203) [system] get_char((0x55fbb4538270), $)
   Call: (203) [system] ($)='('
   Fail: (203) [system] ($)='('
   Call: (203) [system] ($)='['
   Fail: (203) [system] ($)='['
   Call: (203) [system] ($)='{'
   Fail: (203) [system] ($)='{'
   Call: (203) [system] ($)='"'
   Fail: (203) [system] ($)='"'
   Call: (203) [system] ($)=!
   Fail: (203) [system] ($)=!
   Call: (203) [system] ($)='\''
   Fail: (203) [system] ($)='\''
   Call: (203) [system] ($)='`'
   Fail: (203) [system] ($)='`'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55fbb4538270), $, _1578562)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1614072)
   Call: (205) [system] peek_char((0x55fbb4538270), _1615006)
   Exit: (205) [system] peek_char((0x55fbb4538270), p)
^  Call: (205) [user] is_delimiter(p)
   Call: (206) [system] char_type(p, space)
   Fail: (206) [system] char_type(p, space)
   Call: (206) [system] arg(_1619726, v('(', ')', end_of_file), p)
   Fail: (206) [system] arg(_1620658, v('(', ')', end_of_file), p)
^  Fail: (205) [user] is_delimiter(p)
   Call: (205) [system] ')'==p
   Fail: (205) [system] ')'==p
   Call: (205) [system] get_char((0x55fbb4538270), p)
   Exit: (205) [system] get_char((0x55fbb4538270), p)
   Call: (205) [system] p=(\)
   Fail: (205) [system] p=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1628008)
   Call: (206) [system] peek_char((0x55fbb4538270), _1628942)
   Exit: (206) [system] peek_char((0x55fbb4538270), r)
^  Call: (206) [user] is_delimiter(r)
   Call: (207) [system] char_type(r, space)
   Fail: (207) [system] char_type(r, space)
   Call: (207) [system] arg(_1633662, v('(', ')', end_of_file), r)
   Fail: (207) [system] arg(_1634594, v('(', ')', end_of_file), r)
^  Fail: (206) [user] is_delimiter(r)
   Call: (206) [system] ')'==r
   Fail: (206) [system] ')'==r
   Call: (206) [system] get_char((0x55fbb4538270), r)
   Exit: (206) [system] get_char((0x55fbb4538270), r)
   Call: (206) [system] r=(\)
   Fail: (206) [system] r=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1641944)
   Call: (207) [system] peek_char((0x55fbb4538270), _1642878)
   Exit: (207) [system] peek_char((0x55fbb4538270), o)
^  Call: (207) [user] is_delimiter(o)
   Call: (208) [system] char_type(o, space)
   Fail: (208) [system] char_type(o, space)
   Call: (208) [system] arg(_1647598, v('(', ')', end_of_file), o)
   Fail: (208) [system] arg(_1648530, v('(', ')', end_of_file), o)
^  Fail: (207) [user] is_delimiter(o)
   Call: (207) [system] ')'==o
   Fail: (207) [system] ')'==o
   Call: (207) [system] get_char((0x55fbb4538270), o)
   Exit: (207) [system] get_char((0x55fbb4538270), o)
   Call: (207) [system] o=(\)
   Fail: (207) [system] o=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1655880)
   Call: (208) [system] peek_char((0x55fbb4538270), _1656814)
   Exit: (208) [system] peek_char((0x55fbb4538270), o)
^  Call: (208) [user] is_delimiter(o)
   Call: (209) [system] char_type(o, space)
   Fail: (209) [system] char_type(o, space)
   Call: (209) [system] arg(_1661534, v('(', ')', end_of_file), o)
   Fail: (209) [system] arg(_1662466, v('(', ')', end_of_file), o)
^  Fail: (208) [user] is_delimiter(o)
   Call: (208) [system] ')'==o
   Fail: (208) [system] ')'==o
   Call: (208) [system] get_char((0x55fbb4538270), o)
   Exit: (208) [system] get_char((0x55fbb4538270), o)
   Call: (208) [system] o=(\)
   Fail: (208) [system] o=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1669816)
   Call: (209) [system] peek_char((0x55fbb4538270), _1670750)
   Exit: (209) [system] peek_char((0x55fbb4538270), f)
^  Call: (209) [user] is_delimiter(f)
   Call: (210) [system] char_type(f, space)
   Fail: (210) [system] char_type(f, space)
   Call: (210) [system] arg(_1675470, v('(', ')', end_of_file), f)
   Fail: (210) [system] arg(_1676402, v('(', ')', end_of_file), f)
^  Fail: (209) [user] is_delimiter(f)
   Call: (209) [system] ')'==f
   Fail: (209) [system] ')'==f
   Call: (209) [system] get_char((0x55fbb4538270), f)
   Exit: (209) [system] get_char((0x55fbb4538270), f)
   Call: (209) [system] f=(\)
   Fail: (209) [system] f=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1683752)
   Call: (210) [system] peek_char((0x55fbb4538270), _1684686)
   Exit: (210) [system] peek_char((0x55fbb4538270), '5')
^  Call: (210) [user] is_delimiter('5')
   Call: (211) [system] char_type('5', space)
   Fail: (211) [system] char_type('5', space)
   Call: (211) [system] arg(_1689406, v('(', ')', end_of_file), '5')
   Fail: (211) [system] arg(_1690338, v('(', ')', end_of_file), '5')
^  Fail: (210) [user] is_delimiter('5')
   Call: (210) [system] ')'=='5'
   Fail: (210) [system] ')'=='5'
   Call: (210) [system] get_char((0x55fbb4538270), '5')
   Exit: (210) [system] get_char((0x55fbb4538270), '5')
   Call: (210) [system] '5'=(\)
   Fail: (210) [system] '5'=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1697688)
   Call: (211) [system] peek_char((0x55fbb4538270), _1698622)
   Exit: (211) [system] peek_char((0x55fbb4538270), ')')
^  Call: (211) [user] is_delimiter(')')
   Call: (212) [system] char_type(')', space)
   Fail: (212) [system] char_type(')', space)
   Call: (212) [system] arg(_1703342, v('(', ')', end_of_file), ')')
   Exit: (212) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (211) [user] is_delimiter(')')
   Call: (211) [system] _1697688=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (210) [system] _1683752=['5']
   Exit: (210) [system] ['5']=['5']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), ['5'])
   Call: (209) [system] _1669816=[f, '5']
   Exit: (209) [system] [f, '5']=[f, '5']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [f, '5'])
   Call: (208) [system] _1655880=[o, f, '5']
   Exit: (208) [system] [o, f, '5']=[o, f, '5']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, f, '5'])
   Call: (207) [system] _1641944=[o, o, f, '5']
   Exit: (207) [system] [o, o, f, '5']=[o, o, f, '5']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, o, f, '5'])
   Call: (206) [system] _1628008=[r, o, o, f, '5']
   Exit: (206) [system] [r, o, o, f, '5']=[r, o, o, f, '5']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, o, f, '5'])
   Call: (205) [system] _1614072=[p, r, o, o, f, '5']
   Exit: (205) [system] [p, r, o, o, f, '5']=[p, r, o, o, f, '5']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, o, o, f, '5'])
^  Call: (204) [user] classify_and_convert_charseq([$, p, r, o, o, f, '5'], _1578562)
^  Call: (205) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '5'], _1726542)
   Call: (206) [system] atom_chars(_1727474, ['_', p, r, o, o, f, '5'])
   Exit: (206) [system] atom_chars('_proof5', ['_', p, r, o, o, f, '5'])
^  Exit: (205) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '5'], _proof5)
   Call: (205) [system] integer(_proof5)
   Fail: (205) [system] integer(_proof5)
   Call: (205) [system] _1578562=_proof5
   Exit: (205) [system] _proof5=_proof5
^  Exit: (204) [user] classify_and_convert_charseq([$, p, r, o, o, f, '5'], _proof5)
^  Exit: (203) [user] read_symbolic(')', (0x55fbb4538270), $, _proof5)
^  Exit: (202) [user] cont_sexpr(')', (0x55fbb4538270), _proof5)
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _1736766)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1738624)
   Exit: (204) [system] peek_char((0x55fbb4538270), ')')
   Call: (204) [system] ')'=(;)
   Fail: (204) [system] ')'=(;)
   Call: (204) [system] ')'=(/)
   Fail: (204) [system] ')'=(/)
^  Call: (204) [user] is_like_space(')')
   Call: (205) [system] char_type(')', 'white')
   Fail: (205) [system] char_type(')', 'white')
   Call: (205) [system] char_type(')', end_of_line)
   Fail: (205) [system] char_type(')', end_of_line)
   Call: (205) [system] char_type(')', space)
   Fail: (205) [system] char_type(')', space)
   Call: (205) [system] char_type(')', cntrl)
   Fail: (205) [system] char_type(')', cntrl)
^  Fail: (204) [user] is_like_space(')')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1754634)
   Exit: (203) [system] peek_char((0x55fbb4538270), ')')
   Call: (203) [system] ')'=')'
   Exit: (203) [system] ')'=')'
   Call: (203) [system] get_char((0x55fbb4538270), _1758424)
   Exit: (203) [system] get_char((0x55fbb4538270), ')')
   Call: (203) [system] _1736766=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), [])
   Call: (202) [system] _1541902=[_proof5]
   Exit: (202) [system] [_proof5]=[_proof5]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [_proof5])
   Call: (201) [system] _1348910=[_proof4, _proof5]
   Exit: (201) [system] [_proof4, _proof5]=[_proof4, _proof5]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [_proof4, _proof5])
   Call: (200) [system] _1155918=[_proof3, _proof4, _proof5]
   Exit: (200) [system] [_proof3, _proof4, _proof5]=[_proof3, _proof4, _proof5]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [_proof3, _proof4, _proof5])
   Call: (199) [system] _962926=[_proof2, _proof3, _proof4, _proof5]
   Exit: (199) [system] [_proof2, _proof3, _proof4, _proof5]=[_proof2, _proof3, _proof4, _proof5]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [_proof2, _proof3, _proof4, _proof5])
   Call: (198) [system] _769934=[_proof1, _proof2, _proof3, _proof4, _proof5]
   Exit: (198) [system] [_proof1, _proof2, _proof3, _proof4, _proof5]=[_proof1, _proof2, _proof3, _proof4, _proof5]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [_proof1, _proof2, _proof3, _proof4, _proof5])
   Call: (197) [system] _568584=[_ructor, _proof1, _proof2, _proof3, _proof4, _proof5]
   Exit: (197) [system] [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5]=[_ructor, _proof1, _proof2, _proof3, _proof4, _proof5]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5])
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5])
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _1780688)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1782546)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _1792140)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1794844)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
   Call: (198) [system] ($)=(/)
   Fail: (198) [system] ($)=(/)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1811778)
   Exit: (196) [system] peek_char((0x55fbb4538270), $)
   Call: (196) [system] ($)=')'
   Fail: (196) [system] ($)=')'
   Call: (196) [system] ($)=end_of_file
   Fail: (196) [system] ($)=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55fbb4538270), _1817348)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1819206)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
   Call: (198) [system] ($)=(/)
   Fail: (198) [system] ($)=(/)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] get_char((0x55fbb4538270), _1835216)
   Exit: (197) [system] get_char((0x55fbb4538270), $)
   Call: (197) [system] ($)='('
   Fail: (197) [system] ($)='('
   Call: (197) [system] ($)='['
   Fail: (197) [system] ($)='['
   Call: (197) [system] ($)='{'
   Fail: (197) [system] ($)='{'
   Call: (197) [system] ($)='"'
   Fail: (197) [system] ($)='"'
   Call: (197) [system] ($)=!
   Fail: (197) [system] ($)=!
   Call: (197) [system] ($)='\''
   Fail: (197) [system] ($)='\''
   Call: (197) [system] ($)='`'
   Fail: (197) [system] ($)='`'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55fbb4538270), $, _1817348)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _1852858)
   Call: (199) [system] peek_char((0x55fbb4538270), _1853792)
   Exit: (199) [system] peek_char((0x55fbb4538270), c)
^  Call: (199) [user] is_delimiter(c)
   Call: (200) [system] char_type(c, space)
   Fail: (200) [system] char_type(c, space)
   Call: (200) [system] arg(_1858512, v('(', ')', end_of_file), c)
   Fail: (200) [system] arg(_1859444, v('(', ')', end_of_file), c)
^  Fail: (199) [user] is_delimiter(c)
   Call: (199) [system] ')'==c
   Fail: (199) [system] ')'==c
   Call: (199) [system] get_char((0x55fbb4538270), c)
   Exit: (199) [system] get_char((0x55fbb4538270), c)
   Call: (199) [system] c=(\)
   Fail: (199) [system] c=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _1866794)
   Call: (200) [system] peek_char((0x55fbb4538270), _1867728)
   Exit: (200) [system] peek_char((0x55fbb4538270), o)
^  Call: (200) [user] is_delimiter(o)
   Call: (201) [system] char_type(o, space)
   Fail: (201) [system] char_type(o, space)
   Call: (201) [system] arg(_1872448, v('(', ')', end_of_file), o)
   Fail: (201) [system] arg(_1873380, v('(', ')', end_of_file), o)
^  Fail: (200) [user] is_delimiter(o)
   Call: (200) [system] ')'==o
   Fail: (200) [system] ')'==o
   Call: (200) [system] get_char((0x55fbb4538270), o)
   Exit: (200) [system] get_char((0x55fbb4538270), o)
   Call: (200) [system] o=(\)
   Fail: (200) [system] o=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _1880730)
   Call: (201) [system] peek_char((0x55fbb4538270), _1881664)
   Exit: (201) [system] peek_char((0x55fbb4538270), n)
^  Call: (201) [user] is_delimiter(n)
   Call: (202) [system] char_type(n, space)
   Fail: (202) [system] char_type(n, space)
   Call: (202) [system] arg(_1886384, v('(', ')', end_of_file), n)
   Fail: (202) [system] arg(_1887316, v('(', ')', end_of_file), n)
^  Fail: (201) [user] is_delimiter(n)
   Call: (201) [system] ')'==n
   Fail: (201) [system] ')'==n
   Call: (201) [system] get_char((0x55fbb4538270), n)
   Exit: (201) [system] get_char((0x55fbb4538270), n)
   Call: (201) [system] n=(\)
   Fail: (201) [system] n=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1894666)
   Call: (202) [system] peek_char((0x55fbb4538270), _1895600)
   Exit: (202) [system] peek_char((0x55fbb4538270), c)
^  Call: (202) [user] is_delimiter(c)
   Call: (203) [system] char_type(c, space)
   Fail: (203) [system] char_type(c, space)
   Call: (203) [system] arg(_1900320, v('(', ')', end_of_file), c)
   Fail: (203) [system] arg(_1901252, v('(', ')', end_of_file), c)
^  Fail: (202) [user] is_delimiter(c)
   Call: (202) [system] ')'==c
   Fail: (202) [system] ')'==c
   Call: (202) [system] get_char((0x55fbb4538270), c)
   Exit: (202) [system] get_char((0x55fbb4538270), c)
   Call: (202) [system] c=(\)
   Fail: (202) [system] c=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1908602)
   Call: (203) [system] peek_char((0x55fbb4538270), _1909536)
   Exit: (203) [system] peek_char((0x55fbb4538270), l)
^  Call: (203) [user] is_delimiter(l)
   Call: (204) [system] char_type(l, space)
   Fail: (204) [system] char_type(l, space)
   Call: (204) [system] arg(_1914256, v('(', ')', end_of_file), l)
   Fail: (204) [system] arg(_1915188, v('(', ')', end_of_file), l)
^  Fail: (203) [user] is_delimiter(l)
   Call: (203) [system] ')'==l
   Fail: (203) [system] ')'==l
   Call: (203) [system] get_char((0x55fbb4538270), l)
   Exit: (203) [system] get_char((0x55fbb4538270), l)
   Call: (203) [system] l=(\)
   Fail: (203) [system] l=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1922538)
   Call: (204) [system] peek_char((0x55fbb4538270), _1923472)
   Exit: (204) [system] peek_char((0x55fbb4538270), u)
^  Call: (204) [user] is_delimiter(u)
   Call: (205) [system] char_type(u, space)
   Fail: (205) [system] char_type(u, space)
   Call: (205) [system] arg(_1928192, v('(', ')', end_of_file), u)
   Fail: (205) [system] arg(_1929124, v('(', ')', end_of_file), u)
^  Fail: (204) [user] is_delimiter(u)
   Call: (204) [system] ')'==u
   Fail: (204) [system] ')'==u
   Call: (204) [system] get_char((0x55fbb4538270), u)
   Exit: (204) [system] get_char((0x55fbb4538270), u)
   Call: (204) [system] u=(\)
   Fail: (204) [system] u=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1936474)
   Call: (205) [system] peek_char((0x55fbb4538270), _1937408)
   Exit: (205) [system] peek_char((0x55fbb4538270), s)
^  Call: (205) [user] is_delimiter(s)
   Call: (206) [system] char_type(s, space)
   Fail: (206) [system] char_type(s, space)
   Call: (206) [system] arg(_1942128, v('(', ')', end_of_file), s)
   Fail: (206) [system] arg(_1943060, v('(', ')', end_of_file), s)
^  Fail: (205) [user] is_delimiter(s)
   Call: (205) [system] ')'==s
   Fail: (205) [system] ')'==s
   Call: (205) [system] get_char((0x55fbb4538270), s)
   Exit: (205) [system] get_char((0x55fbb4538270), s)
   Call: (205) [system] s=(\)
   Fail: (205) [system] s=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1950410)
   Call: (206) [system] peek_char((0x55fbb4538270), _1951344)
   Exit: (206) [system] peek_char((0x55fbb4538270), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_1956064, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_1956996, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55fbb4538270), i)
   Exit: (206) [system] get_char((0x55fbb4538270), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1964346)
   Call: (207) [system] peek_char((0x55fbb4538270), _1965280)
   Exit: (207) [system] peek_char((0x55fbb4538270), o)
^  Call: (207) [user] is_delimiter(o)
   Call: (208) [system] char_type(o, space)
   Fail: (208) [system] char_type(o, space)
   Call: (208) [system] arg(_1970000, v('(', ')', end_of_file), o)
   Fail: (208) [system] arg(_1970932, v('(', ')', end_of_file), o)
^  Fail: (207) [user] is_delimiter(o)
   Call: (207) [system] ')'==o
   Fail: (207) [system] ')'==o
   Call: (207) [system] get_char((0x55fbb4538270), o)
   Exit: (207) [system] get_char((0x55fbb4538270), o)
   Call: (207) [system] o=(\)
   Fail: (207) [system] o=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1978282)
   Call: (208) [system] peek_char((0x55fbb4538270), _1979216)
   Exit: (208) [system] peek_char((0x55fbb4538270), n)
^  Call: (208) [user] is_delimiter(n)
   Call: (209) [system] char_type(n, space)
   Fail: (209) [system] char_type(n, space)
   Call: (209) [system] arg(_1983936, v('(', ')', end_of_file), n)
   Fail: (209) [system] arg(_1984868, v('(', ')', end_of_file), n)
^  Fail: (208) [user] is_delimiter(n)
   Call: (208) [system] ')'==n
   Fail: (208) [system] ')'==n
   Call: (208) [system] get_char((0x55fbb4538270), n)
   Exit: (208) [system] get_char((0x55fbb4538270), n)
   Call: (208) [system] n=(\)
   Fail: (208) [system] n=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1992218)
   Call: (209) [system] peek_char((0x55fbb4538270), _1993152)
   Exit: (209) [system] peek_char((0x55fbb4538270), ')')
^  Call: (209) [user] is_delimiter(')')
   Call: (210) [system] char_type(')', space)
   Fail: (210) [system] char_type(')', space)
   Call: (210) [system] arg(_1997872, v('(', ')', end_of_file), ')')
   Exit: (210) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (209) [user] is_delimiter(')')
   Call: (209) [system] _1992218=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (208) [system] _1978282=[n]
   Exit: (208) [system] [n]=[n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (207) [system] _1964346=[o, n]
   Exit: (207) [system] [o, n]=[o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (206) [system] _1950410=[i, o, n]
   Exit: (206) [system] [i, o, n]=[i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (205) [system] _1936474=[s, i, o, n]
   Exit: (205) [system] [s, i, o, n]=[s, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, i, o, n])
   Call: (204) [system] _1922538=[u, s, i, o, n]
   Exit: (204) [system] [u, s, i, o, n]=[u, s, i, o, n]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, s, i, o, n])
   Call: (203) [system] _1908602=[l, u, s, i, o, n]
   Exit: (203) [system] [l, u, s, i, o, n]=[l, u, s, i, o, n]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, u, s, i, o, n])
   Call: (202) [system] _1894666=[c, l, u, s, i, o, n]
   Exit: (202) [system] [c, l, u, s, i, o, n]=[c, l, u, s, i, o, n]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, l, u, s, i, o, n])
   Call: (201) [system] _1880730=[n, c, l, u, s, i, o, n]
   Exit: (201) [system] [n, c, l, u, s, i, o, n]=[n, c, l, u, s, i, o, n]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, l, u, s, i, o, n])
   Call: (200) [system] _1866794=[o, n, c, l, u, s, i, o, n]
   Exit: (200) [system] [o, n, c, l, u, s, i, o, n]=[o, n, c, l, u, s, i, o, n]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, c, l, u, s, i, o, n])
   Call: (199) [system] _1852858=[c, o, n, c, l, u, s, i, o, n]
   Exit: (199) [system] [c, o, n, c, l, u, s, i, o, n]=[c, o, n, c, l, u, s, i, o, n]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, o, n, c, l, u, s, i, o, n])
^  Call: (198) [user] classify_and_convert_charseq([$, c, o, n, c, l, u, s, i, o, n], _1817348)
^  Call: (199) [user] classify_and_convert_charseq_([$, c, o, n, c, l, u, s, i, o, n], _2032248)
   Call: (200) [system] atom_chars(_2033180, ['_', c, o, n, c, l, u, s, i, o, n])
   Exit: (200) [system] atom_chars('_conclusion', ['_', c, o, n, c, l, u, s, i, o, n])
^  Exit: (199) [user] classify_and_convert_charseq_([$, c, o, n, c, l, u, s, i, o, n], _conclusion)
   Call: (199) [system] integer(_conclusion)
   Fail: (199) [system] integer(_conclusion)
   Call: (199) [system] _1817348=_conclusion
   Exit: (199) [system] _conclusion=_conclusion
^  Exit: (198) [user] classify_and_convert_charseq([$, c, o, n, c, l, u, s, i, o, n], _conclusion)
^  Exit: (197) [user] read_symbolic(')', (0x55fbb4538270), $, _conclusion)
^  Exit: (196) [user] cont_sexpr(')', (0x55fbb4538270), _conclusion)
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _2042472)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _2044330)
   Exit: (198) [system] peek_char((0x55fbb4538270), ')')
   Call: (198) [system] ')'=(;)
   Fail: (198) [system] ')'=(;)
   Call: (198) [system] ')'=(/)
   Fail: (198) [system] ')'=(/)
^  Call: (198) [user] is_like_space(')')
   Call: (199) [system] char_type(')', 'white')
   Fail: (199) [system] char_type(')', 'white')
   Call: (199) [system] char_type(')', end_of_line)
   Fail: (199) [system] char_type(')', end_of_line)
   Call: (199) [system] char_type(')', space)
   Fail: (199) [system] char_type(')', space)
   Call: (199) [system] char_type(')', cntrl)
   Fail: (199) [system] char_type(')', cntrl)
^  Fail: (198) [user] is_like_space(')')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _2060340)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
   Call: (197) [system] ')'=')'
   Exit: (197) [system] ')'=')'
   Call: (197) [system] get_char((0x55fbb4538270), _2064130)
   Exit: (197) [system] get_char((0x55fbb4538270), ')')
   Call: (197) [system] _2042472=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [])
   Call: (196) [system] _1780688=[_conclusion]
   Exit: (196) [system] [_conclusion]=[_conclusion]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [_conclusion])
   Call: (195) [system] _531924=[[_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion]
   Exit: (195) [system] [[_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion]=[[_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [[_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion])
   Call: (194) [system] _428098=[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion]
   Exit: (194) [system] [:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion]=[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion])
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), [:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion])
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _2078012)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _2079870)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
   Call: (194) [system] ' '=(/)
   Fail: (194) [system] ' '=(/)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55fbb4538270), _2089464)
   Exit: (194) [system] get_char((0x55fbb4538270), ' ')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _2092168)
   Exit: (195) [system] peek_char((0x55fbb4538270), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
   Call: (195) [system] ($)=(/)
   Fail: (195) [system] ($)=(/)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _15894)
   Exit: (193) [system] peek_char((0x55fbb4538270), $)
   Call: (193) [system] ($)=')'
   Fail: (193) [system] ($)=')'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _21464)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _23322)
   Exit: (195) [system] peek_char((0x55fbb4538270), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
   Call: (195) [system] ($)=(/)
   Fail: (195) [system] ($)=(/)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _39332)
   Exit: (194) [system] get_char((0x55fbb4538270), $)
   Call: (194) [system] ($)='('
   Fail: (194) [system] ($)='('
   Call: (194) [system] ($)='['
   Fail: (194) [system] ($)='['
   Call: (194) [system] ($)='{'
   Fail: (194) [system] ($)='{'
   Call: (194) [system] ($)='"'
   Fail: (194) [system] ($)='"'
   Call: (194) [system] ($)=!
   Fail: (194) [system] ($)=!
   Call: (194) [system] ($)='\''
   Fail: (194) [system] ($)='\''
   Call: (194) [system] ($)='`'
   Fail: (194) [system] ($)='`'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55fbb4538270), $, _21464)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _56974)
   Call: (196) [system] peek_char((0x55fbb4538270), _57908)
   Exit: (196) [system] peek_char((0x55fbb4538270), q)
^  Call: (196) [user] is_delimiter(q)
   Call: (197) [system] char_type(q, space)
   Fail: (197) [system] char_type(q, space)
   Call: (197) [system] arg(_62628, v('(', ')', end_of_file), q)
   Fail: (197) [system] arg(_63560, v('(', ')', end_of_file), q)
^  Fail: (196) [user] is_delimiter(q)
   Call: (196) [system] ')'==q
   Fail: (196) [system] ')'==q
   Call: (196) [system] get_char((0x55fbb4538270), q)
   Exit: (196) [system] get_char((0x55fbb4538270), q)
   Call: (196) [system] q=(\)
   Fail: (196) [system] q=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _70910)
   Call: (197) [system] peek_char((0x55fbb4538270), _71844)
   Exit: (197) [system] peek_char((0x55fbb4538270), u)
^  Call: (197) [user] is_delimiter(u)
   Call: (198) [system] char_type(u, space)
   Fail: (198) [system] char_type(u, space)
   Call: (198) [system] arg(_76564, v('(', ')', end_of_file), u)
   Fail: (198) [system] arg(_77496, v('(', ')', end_of_file), u)
^  Fail: (197) [user] is_delimiter(u)
   Call: (197) [system] ')'==u
   Fail: (197) [system] ')'==u
   Call: (197) [system] get_char((0x55fbb4538270), u)
   Exit: (197) [system] get_char((0x55fbb4538270), u)
   Call: (197) [system] u=(\)
   Fail: (197) [system] u=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _84846)
   Call: (198) [system] peek_char((0x55fbb4538270), _85780)
   Exit: (198) [system] peek_char((0x55fbb4538270), e)
^  Call: (198) [user] is_delimiter(e)
   Call: (199) [system] char_type(e, space)
   Fail: (199) [system] char_type(e, space)
   Call: (199) [system] arg(_90500, v('(', ')', end_of_file), e)
   Fail: (199) [system] arg(_91432, v('(', ')', end_of_file), e)
^  Fail: (198) [user] is_delimiter(e)
   Call: (198) [system] ')'==e
   Fail: (198) [system] ')'==e
   Call: (198) [system] get_char((0x55fbb4538270), e)
   Exit: (198) [system] get_char((0x55fbb4538270), e)
   Call: (198) [system] e=(\)
   Fail: (198) [system] e=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _98782)
   Call: (199) [system] peek_char((0x55fbb4538270), _99716)
   Exit: (199) [system] peek_char((0x55fbb4538270), r)
^  Call: (199) [user] is_delimiter(r)
   Call: (200) [system] char_type(r, space)
   Fail: (200) [system] char_type(r, space)
   Call: (200) [system] arg(_104436, v('(', ')', end_of_file), r)
   Fail: (200) [system] arg(_105368, v('(', ')', end_of_file), r)
^  Fail: (199) [user] is_delimiter(r)
   Call: (199) [system] ')'==r
   Fail: (199) [system] ')'==r
   Call: (199) [system] get_char((0x55fbb4538270), r)
   Exit: (199) [system] get_char((0x55fbb4538270), r)
   Call: (199) [system] r=(\)
   Fail: (199) [system] r=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _112718)
   Call: (200) [system] peek_char((0x55fbb4538270), _113652)
   Exit: (200) [system] peek_char((0x55fbb4538270), y)
^  Call: (200) [user] is_delimiter(y)
   Call: (201) [system] char_type(y, space)
   Fail: (201) [system] char_type(y, space)
   Call: (201) [system] arg(_118372, v('(', ')', end_of_file), y)
   Fail: (201) [system] arg(_119304, v('(', ')', end_of_file), y)
^  Fail: (200) [user] is_delimiter(y)
   Call: (200) [system] ')'==y
   Fail: (200) [system] ')'==y
   Call: (200) [system] get_char((0x55fbb4538270), y)
   Exit: (200) [system] get_char((0x55fbb4538270), y)
   Call: (200) [system] y=(\)
   Fail: (200) [system] y=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _126654)
   Call: (201) [system] peek_char((0x55fbb4538270), _127588)
   Exit: (201) [system] peek_char((0x55fbb4538270), ')')
^  Call: (201) [user] is_delimiter(')')
   Call: (202) [system] char_type(')', space)
   Fail: (202) [system] char_type(')', space)
   Call: (202) [system] arg(_132308, v('(', ')', end_of_file), ')')
   Exit: (202) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (201) [user] is_delimiter(')')
   Call: (201) [system] _126654=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (200) [system] _112718=[y]
   Exit: (200) [system] [y]=[y]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [y])
   Call: (199) [system] _98782=[r, y]
   Exit: (199) [system] [r, y]=[r, y]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, y])
   Call: (198) [system] _84846=[e, r, y]
   Exit: (198) [system] [e, r, y]=[e, r, y]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, r, y])
   Call: (197) [system] _70910=[u, e, r, y]
   Exit: (197) [system] [u, e, r, y]=[u, e, r, y]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, e, r, y])
   Call: (196) [system] _56974=[q, u, e, r, y]
   Exit: (196) [system] [q, u, e, r, y]=[q, u, e, r, y]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [q, u, e, r, y])
^  Call: (195) [user] classify_and_convert_charseq([$, q, u, e, r, y], _21464)
^  Call: (196) [user] classify_and_convert_charseq_([$, q, u, e, r, y], _152714)
   Call: (197) [system] atom_chars(_153646, ['_', q, u, e, r, y])
   Exit: (197) [system] atom_chars('_query', ['_', q, u, e, r, y])
^  Exit: (196) [user] classify_and_convert_charseq_([$, q, u, e, r, y], _query)
   Call: (196) [system] integer(_query)
   Fail: (196) [system] integer(_query)
   Call: (196) [system] _21464=_query
   Exit: (196) [system] _query=_query
^  Exit: (195) [user] classify_and_convert_charseq([$, q, u, e, r, y], _query)
^  Exit: (194) [user] read_symbolic(')', (0x55fbb4538270), $, _query)
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), _query)
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _162938)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _164796)
   Exit: (195) [system] peek_char((0x55fbb4538270), ')')
   Call: (195) [system] ')'=(;)
   Fail: (195) [system] ')'=(;)
   Call: (195) [system] ')'=(/)
   Fail: (195) [system] ')'=(/)
^  Call: (195) [user] is_like_space(')')
   Call: (196) [system] char_type(')', 'white')
   Fail: (196) [system] char_type(')', 'white')
   Call: (196) [system] char_type(')', end_of_line)
   Fail: (196) [system] char_type(')', end_of_line)
   Call: (196) [system] char_type(')', space)
   Fail: (196) [system] char_type(')', space)
   Call: (196) [system] char_type(')', cntrl)
   Fail: (196) [system] char_type(')', cntrl)
^  Fail: (195) [user] is_like_space(')')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _180806)
   Exit: (194) [system] peek_char((0x55fbb4538270), ')')
   Call: (194) [system] ')'=')'
   Exit: (194) [system] ')'=')'
   Call: (194) [system] get_char((0x55fbb4538270), _184596)
   Exit: (194) [system] get_char((0x55fbb4538270), ')')
   Call: (194) [system] _162938=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [])
   Call: (193) [system] _3654=[_query]
   Exit: (193) [system] [_query]=[_query]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [_query])
   Call: (192) [system] _3564=[[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query]
   Exit: (192) [system] [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query]=[[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query]
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query])
^  Exit: (190) [user] cont_sexpr(')', (0x55fbb4538270), [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query])
^  Call: (190) [user] read_list(')', (0x55fbb4538270), _195684)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _197542)
   Exit: (192) [system] peek_char((0x55fbb4538270), '\n')
   Call: (192) [system] '\n'=(;)
   Fail: (192) [system] '\n'=(;)
   Call: (192) [system] '\n'=(/)
   Fail: (192) [system] '\n'=(/)
^  Call: (192) [user] is_like_space('\n')
   Call: (193) [system] char_type('\n', 'white')
   Fail: (193) [system] char_type('\n', 'white')
   Call: (193) [system] char_type('\n', end_of_line)
   Exit: (193) [system] char_type('\n', end_of_line)
^  Exit: (192) [user] is_like_space('\n')
   Call: (192) [system] get_char((0x55fbb4538270), _208992)
   Exit: (192) [system] get_char((0x55fbb4538270), '\n')
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _211696)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _221290)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _223994)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
   Call: (194) [system] ' '=(/)
   Fail: (194) [system] ' '=(/)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55fbb4538270), _233588)
   Exit: (194) [system] get_char((0x55fbb4538270), ' ')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _236292)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _245886)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _248590)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _258184)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _260888)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _270482)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _273186)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _282780)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _285484)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _295078)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _297782)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _307376)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _310080)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _319674)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _322378)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _331972)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _334676)
   Exit: (203) [system] peek_char((0x55fbb4538270), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
   Call: (203) [system] '('=(/)
   Fail: (203) [system] '('=(/)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _360850)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=')'
   Fail: (191) [system] '('=')'
   Call: (191) [system] '('=end_of_file
   Fail: (191) [system] '('=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55fbb4538270), _366420)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _368278)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
   Call: (193) [system] '('=(/)
   Fail: (193) [system] '('=(/)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] get_char((0x55fbb4538270), _384288)
   Exit: (192) [system] get_char((0x55fbb4538270), '(')
   Call: (192) [system] '('='('
   Exit: (192) [system] '('='('
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _366420)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _389858)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
   Call: (194) [system] '('=(/)
   Fail: (194) [system] '('=(/)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _405868)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=')'
   Fail: (193) [system] '('=')'
   Call: (193) [system] '('=end_of_file
   Fail: (193) [system] '('=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _411438)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _413296)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
   Call: (195) [system] '('=(/)
   Fail: (195) [system] '('=(/)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _429306)
   Exit: (194) [system] get_char((0x55fbb4538270), '(')
   Call: (194) [system] '('='('
   Exit: (194) [system] '('='('
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _411438)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _434876)
   Exit: (196) [system] peek_char((0x55fbb4538270), :)
   Call: (196) [system] (:)=(;)
   Fail: (196) [system] (:)=(;)
   Call: (196) [system] (:)=(/)
   Fail: (196) [system] (:)=(/)
^  Call: (196) [user] is_like_space(:)
   Call: (197) [system] char_type(:, 'white')
   Fail: (197) [system] char_type(:, 'white')
   Call: (197) [system] char_type(:, end_of_line)
   Fail: (197) [system] char_type(:, end_of_line)
   Call: (197) [system] char_type(:, space)
   Fail: (197) [system] char_type(:, space)
   Call: (197) [system] char_type(:, cntrl)
   Fail: (197) [system] char_type(:, cntrl)
^  Fail: (196) [user] is_like_space(:)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _450886)
   Exit: (195) [system] peek_char((0x55fbb4538270), :)
   Call: (195) [system] (:)=')'
   Fail: (195) [system] (:)=')'
   Call: (195) [system] (:)=end_of_file
   Fail: (195) [system] (:)=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _456456)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _458314)
   Exit: (197) [system] peek_char((0x55fbb4538270), :)
   Call: (197) [system] (:)=(;)
   Fail: (197) [system] (:)=(;)
   Call: (197) [system] (:)=(/)
   Fail: (197) [system] (:)=(/)
^  Call: (197) [user] is_like_space(:)
   Call: (198) [system] char_type(:, 'white')
   Fail: (198) [system] char_type(:, 'white')
   Call: (198) [system] char_type(:, end_of_line)
   Fail: (198) [system] char_type(:, end_of_line)
   Call: (198) [system] char_type(:, space)
   Fail: (198) [system] char_type(:, space)
   Call: (198) [system] char_type(:, cntrl)
   Fail: (198) [system] char_type(:, cntrl)
^  Fail: (197) [user] is_like_space(:)
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _474324)
   Exit: (196) [system] get_char((0x55fbb4538270), :)
   Call: (196) [system] (:)='('
   Fail: (196) [system] (:)='('
   Call: (196) [system] (:)='['
   Fail: (196) [system] (:)='['
   Call: (196) [system] (:)='{'
   Fail: (196) [system] (:)='{'
   Call: (196) [system] (:)='"'
   Fail: (196) [system] (:)='"'
   Call: (196) [system] (:)=!
   Fail: (196) [system] (:)=!
   Call: (196) [system] (:)='\''
   Fail: (196) [system] (:)='\''
   Call: (196) [system] (:)='`'
   Fail: (196) [system] (:)='`'
   Call: (196) [system] (:)=end_of_file
   Fail: (196) [system] (:)=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55fbb4538270), :, _456456)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _491966)
   Call: (198) [system] peek_char((0x55fbb4538270), _492900)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (198) [user] is_delimiter(' ')
   Call: (199) [system] char_type(' ', space)
   Exit: (199) [system] char_type(' ', space)
^  Exit: (198) [user] is_delimiter(' ')
   Call: (198) [system] _491966=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (197) [user] classify_and_convert_charseq([:], _456456)
^  Call: (198) [user] classify_and_convert_charseq_([:], _502184)
^  Call: (200) [system] setup_call_cleanup('$notrace'(_503136, _503138), once(user:catch(read_from_chars([:], _502184), _503118, fail)), '$restore_trace'(_503136, _503138))
^  Call: (201) [system] sig_atomic(system:'$notrace'(_503136, _503138))
^  Exit: (200) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _503118, fail)), system:'$restore_trace'(3, -1))
   Call: (199) [system] atomic(:)
   Exit: (199) [system] atomic(:)
^  Exit: (198) [user] classify_and_convert_charseq_([:], :)
   Call: (198) [system] integer(:)
   Fail: (198) [system] integer(:)
   Call: (198) [system] _456456=(:)
   Exit: (198) [system] (:)=(:)
^  Exit: (197) [user] classify_and_convert_charseq([:], :)
^  Exit: (196) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _515264)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _517122)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _526716)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _529420)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
   Call: (198) [system] ($)=(/)
   Fail: (198) [system] ($)=(/)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _546354)
   Exit: (196) [system] peek_char((0x55fbb4538270), $)
   Call: (196) [system] ($)=')'
   Fail: (196) [system] ($)=')'
   Call: (196) [system] ($)=end_of_file
   Fail: (196) [system] ($)=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55fbb4538270), _551924)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _553782)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
   Call: (198) [system] ($)=(/)
   Fail: (198) [system] ($)=(/)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] get_char((0x55fbb4538270), _569792)
   Exit: (197) [system] get_char((0x55fbb4538270), $)
   Call: (197) [system] ($)='('
   Fail: (197) [system] ($)='('
   Call: (197) [system] ($)='['
   Fail: (197) [system] ($)='['
   Call: (197) [system] ($)='{'
   Fail: (197) [system] ($)='{'
   Call: (197) [system] ($)='"'
   Fail: (197) [system] ($)='"'
   Call: (197) [system] ($)=!
   Fail: (197) [system] ($)=!
   Call: (197) [system] ($)='\''
   Fail: (197) [system] ($)='\''
   Call: (197) [system] ($)='`'
   Fail: (197) [system] ($)='`'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55fbb4538270), $, _551924)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _587434)
   Call: (199) [system] peek_char((0x55fbb4538270), _588368)
   Exit: (199) [system] peek_char((0x55fbb4538270), p)
^  Call: (199) [user] is_delimiter(p)
   Call: (200) [system] char_type(p, space)
   Fail: (200) [system] char_type(p, space)
   Call: (200) [system] arg(_593088, v('(', ')', end_of_file), p)
   Fail: (200) [system] arg(_594020, v('(', ')', end_of_file), p)
^  Fail: (199) [user] is_delimiter(p)
   Call: (199) [system] ')'==p
   Fail: (199) [system] ')'==p
   Call: (199) [system] get_char((0x55fbb4538270), p)
   Exit: (199) [system] get_char((0x55fbb4538270), p)
   Call: (199) [system] p=(\)
   Fail: (199) [system] p=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _601370)
   Call: (200) [system] peek_char((0x55fbb4538270), _602304)
   Exit: (200) [system] peek_char((0x55fbb4538270), r)
^  Call: (200) [user] is_delimiter(r)
   Call: (201) [system] char_type(r, space)
   Fail: (201) [system] char_type(r, space)
   Call: (201) [system] arg(_607024, v('(', ')', end_of_file), r)
   Fail: (201) [system] arg(_607956, v('(', ')', end_of_file), r)
^  Fail: (200) [user] is_delimiter(r)
   Call: (200) [system] ')'==r
   Fail: (200) [system] ')'==r
   Call: (200) [system] get_char((0x55fbb4538270), r)
   Exit: (200) [system] get_char((0x55fbb4538270), r)
   Call: (200) [system] r=(\)
   Fail: (200) [system] r=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _615306)
   Call: (201) [system] peek_char((0x55fbb4538270), _616240)
   Exit: (201) [system] peek_char((0x55fbb4538270), o)
^  Call: (201) [user] is_delimiter(o)
   Call: (202) [system] char_type(o, space)
   Fail: (202) [system] char_type(o, space)
   Call: (202) [system] arg(_620960, v('(', ')', end_of_file), o)
   Fail: (202) [system] arg(_621892, v('(', ')', end_of_file), o)
^  Fail: (201) [user] is_delimiter(o)
   Call: (201) [system] ')'==o
   Fail: (201) [system] ')'==o
   Call: (201) [system] get_char((0x55fbb4538270), o)
   Exit: (201) [system] get_char((0x55fbb4538270), o)
   Call: (201) [system] o=(\)
   Fail: (201) [system] o=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _629242)
   Call: (202) [system] peek_char((0x55fbb4538270), _630176)
   Exit: (202) [system] peek_char((0x55fbb4538270), o)
^  Call: (202) [user] is_delimiter(o)
   Call: (203) [system] char_type(o, space)
   Fail: (203) [system] char_type(o, space)
   Call: (203) [system] arg(_634896, v('(', ')', end_of_file), o)
   Fail: (203) [system] arg(_635828, v('(', ')', end_of_file), o)
^  Fail: (202) [user] is_delimiter(o)
   Call: (202) [system] ')'==o
   Fail: (202) [system] ')'==o
   Call: (202) [system] get_char((0x55fbb4538270), o)
   Exit: (202) [system] get_char((0x55fbb4538270), o)
   Call: (202) [system] o=(\)
   Fail: (202) [system] o=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _643178)
   Call: (203) [system] peek_char((0x55fbb4538270), _644112)
   Exit: (203) [system] peek_char((0x55fbb4538270), f)
^  Call: (203) [user] is_delimiter(f)
   Call: (204) [system] char_type(f, space)
   Fail: (204) [system] char_type(f, space)
   Call: (204) [system] arg(_648832, v('(', ')', end_of_file), f)
   Fail: (204) [system] arg(_649764, v('(', ')', end_of_file), f)
^  Fail: (203) [user] is_delimiter(f)
   Call: (203) [system] ')'==f
   Fail: (203) [system] ')'==f
   Call: (203) [system] get_char((0x55fbb4538270), f)
   Exit: (203) [system] get_char((0x55fbb4538270), f)
   Call: (203) [system] f=(\)
   Fail: (203) [system] f=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _657114)
   Call: (204) [system] peek_char((0x55fbb4538270), _658048)
   Exit: (204) [system] peek_char((0x55fbb4538270), '1')
^  Call: (204) [user] is_delimiter('1')
   Call: (205) [system] char_type('1', space)
   Fail: (205) [system] char_type('1', space)
   Call: (205) [system] arg(_662768, v('(', ')', end_of_file), '1')
   Fail: (205) [system] arg(_663700, v('(', ')', end_of_file), '1')
^  Fail: (204) [user] is_delimiter('1')
   Call: (204) [system] ')'=='1'
   Fail: (204) [system] ')'=='1'
   Call: (204) [system] get_char((0x55fbb4538270), '1')
   Exit: (204) [system] get_char((0x55fbb4538270), '1')
   Call: (204) [system] '1'=(\)
   Fail: (204) [system] '1'=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _671050)
   Call: (205) [system] peek_char((0x55fbb4538270), _671984)
   Exit: (205) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (205) [user] is_delimiter(' ')
   Call: (206) [system] char_type(' ', space)
   Exit: (206) [system] char_type(' ', space)
^  Exit: (205) [user] is_delimiter(' ')
   Call: (205) [system] _671050=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (204) [system] _657114=['1']
   Exit: (204) [system] ['1']=['1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), ['1'])
   Call: (203) [system] _643178=[f, '1']
   Exit: (203) [system] [f, '1']=[f, '1']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [f, '1'])
   Call: (202) [system] _629242=[o, f, '1']
   Exit: (202) [system] [o, f, '1']=[o, f, '1']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, f, '1'])
   Call: (201) [system] _615306=[o, o, f, '1']
   Exit: (201) [system] [o, o, f, '1']=[o, o, f, '1']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, o, f, '1'])
   Call: (200) [system] _601370=[r, o, o, f, '1']
   Exit: (200) [system] [r, o, o, f, '1']=[r, o, o, f, '1']
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, o, f, '1'])
   Call: (199) [system] _587434=[p, r, o, o, f, '1']
   Exit: (199) [system] [p, r, o, o, f, '1']=[p, r, o, o, f, '1']
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, o, o, f, '1'])
^  Call: (198) [user] classify_and_convert_charseq([$, p, r, o, o, f, '1'], _551924)
^  Call: (199) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '1'], _698032)
   Call: (200) [system] atom_chars(_698964, ['_', p, r, o, o, f, '1'])
   Exit: (200) [system] atom_chars('_proof1', ['_', p, r, o, o, f, '1'])
^  Exit: (199) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '1'], _proof1)
   Call: (199) [system] integer(_proof1)
   Fail: (199) [system] integer(_proof1)
   Call: (199) [system] _551924=_proof1
   Exit: (199) [system] _proof1=_proof1
^  Exit: (198) [user] classify_and_convert_charseq([$, p, r, o, o, f, '1'], _proof1)
^  Exit: (197) [user] read_symbolic(')', (0x55fbb4538270), $, _proof1)
^  Exit: (196) [user] cont_sexpr(')', (0x55fbb4538270), _proof1)
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _708256)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _710114)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _719708)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _722412)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
   Call: (199) [system] ($)=(/)
   Fail: (199) [system] ($)=(/)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _739346)
   Exit: (197) [system] peek_char((0x55fbb4538270), $)
   Call: (197) [system] ($)=')'
   Fail: (197) [system] ($)=')'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _744916)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _746774)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
   Call: (199) [system] ($)=(/)
   Fail: (199) [system] ($)=(/)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _762784)
   Exit: (198) [system] get_char((0x55fbb4538270), $)
   Call: (198) [system] ($)='('
   Fail: (198) [system] ($)='('
   Call: (198) [system] ($)='['
   Fail: (198) [system] ($)='['
   Call: (198) [system] ($)='{'
   Fail: (198) [system] ($)='{'
   Call: (198) [system] ($)='"'
   Fail: (198) [system] ($)='"'
   Call: (198) [system] ($)=!
   Fail: (198) [system] ($)=!
   Call: (198) [system] ($)='\''
   Fail: (198) [system] ($)='\''
   Call: (198) [system] ($)='`'
   Fail: (198) [system] ($)='`'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55fbb4538270), $, _744916)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _780426)
   Call: (200) [system] peek_char((0x55fbb4538270), _781360)
   Exit: (200) [system] peek_char((0x55fbb4538270), p)
^  Call: (200) [user] is_delimiter(p)
   Call: (201) [system] char_type(p, space)
   Fail: (201) [system] char_type(p, space)
   Call: (201) [system] arg(_786080, v('(', ')', end_of_file), p)
   Fail: (201) [system] arg(_787012, v('(', ')', end_of_file), p)
^  Fail: (200) [user] is_delimiter(p)
   Call: (200) [system] ')'==p
   Fail: (200) [system] ')'==p
   Call: (200) [system] get_char((0x55fbb4538270), p)
   Exit: (200) [system] get_char((0x55fbb4538270), p)
   Call: (200) [system] p=(\)
   Fail: (200) [system] p=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _794362)
   Call: (201) [system] peek_char((0x55fbb4538270), _795296)
   Exit: (201) [system] peek_char((0x55fbb4538270), r)
^  Call: (201) [user] is_delimiter(r)
   Call: (202) [system] char_type(r, space)
   Fail: (202) [system] char_type(r, space)
   Call: (202) [system] arg(_800016, v('(', ')', end_of_file), r)
   Fail: (202) [system] arg(_800948, v('(', ')', end_of_file), r)
^  Fail: (201) [user] is_delimiter(r)
   Call: (201) [system] ')'==r
   Fail: (201) [system] ')'==r
   Call: (201) [system] get_char((0x55fbb4538270), r)
   Exit: (201) [system] get_char((0x55fbb4538270), r)
   Call: (201) [system] r=(\)
   Fail: (201) [system] r=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _808298)
   Call: (202) [system] peek_char((0x55fbb4538270), _809232)
   Exit: (202) [system] peek_char((0x55fbb4538270), e)
^  Call: (202) [user] is_delimiter(e)
   Call: (203) [system] char_type(e, space)
   Fail: (203) [system] char_type(e, space)
   Call: (203) [system] arg(_813952, v('(', ')', end_of_file), e)
   Fail: (203) [system] arg(_814884, v('(', ')', end_of_file), e)
^  Fail: (202) [user] is_delimiter(e)
   Call: (202) [system] ')'==e
   Fail: (202) [system] ')'==e
   Call: (202) [system] get_char((0x55fbb4538270), e)
   Exit: (202) [system] get_char((0x55fbb4538270), e)
   Call: (202) [system] e=(\)
   Fail: (202) [system] e=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _822234)
   Call: (203) [system] peek_char((0x55fbb4538270), _823168)
   Exit: (203) [system] peek_char((0x55fbb4538270), m)
^  Call: (203) [user] is_delimiter(m)
   Call: (204) [system] char_type(m, space)
   Fail: (204) [system] char_type(m, space)
   Call: (204) [system] arg(_827888, v('(', ')', end_of_file), m)
   Fail: (204) [system] arg(_828820, v('(', ')', end_of_file), m)
^  Fail: (203) [user] is_delimiter(m)
   Call: (203) [system] ')'==m
   Fail: (203) [system] ')'==m
   Call: (203) [system] get_char((0x55fbb4538270), m)
   Exit: (203) [system] get_char((0x55fbb4538270), m)
   Call: (203) [system] m=(\)
   Fail: (203) [system] m=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _836170)
   Call: (204) [system] peek_char((0x55fbb4538270), _837104)
   Exit: (204) [system] peek_char((0x55fbb4538270), i)
^  Call: (204) [user] is_delimiter(i)
   Call: (205) [system] char_type(i, space)
   Fail: (205) [system] char_type(i, space)
   Call: (205) [system] arg(_841824, v('(', ')', end_of_file), i)
   Fail: (205) [system] arg(_842756, v('(', ')', end_of_file), i)
^  Fail: (204) [user] is_delimiter(i)
   Call: (204) [system] ')'==i
   Fail: (204) [system] ')'==i
   Call: (204) [system] get_char((0x55fbb4538270), i)
   Exit: (204) [system] get_char((0x55fbb4538270), i)
   Call: (204) [system] i=(\)
   Fail: (204) [system] i=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _850106)
   Call: (205) [system] peek_char((0x55fbb4538270), _851040)
   Exit: (205) [system] peek_char((0x55fbb4538270), s)
^  Call: (205) [user] is_delimiter(s)
   Call: (206) [system] char_type(s, space)
   Fail: (206) [system] char_type(s, space)
   Call: (206) [system] arg(_855760, v('(', ')', end_of_file), s)
   Fail: (206) [system] arg(_856692, v('(', ')', end_of_file), s)
^  Fail: (205) [user] is_delimiter(s)
   Call: (205) [system] ')'==s
   Fail: (205) [system] ')'==s
   Call: (205) [system] get_char((0x55fbb4538270), s)
   Exit: (205) [system] get_char((0x55fbb4538270), s)
   Call: (205) [system] s=(\)
   Fail: (205) [system] s=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _864042)
   Call: (206) [system] peek_char((0x55fbb4538270), _864976)
   Exit: (206) [system] peek_char((0x55fbb4538270), e)
^  Call: (206) [user] is_delimiter(e)
   Call: (207) [system] char_type(e, space)
   Fail: (207) [system] char_type(e, space)
   Call: (207) [system] arg(_869696, v('(', ')', end_of_file), e)
   Fail: (207) [system] arg(_870628, v('(', ')', end_of_file), e)
^  Fail: (206) [user] is_delimiter(e)
   Call: (206) [system] ')'==e
   Fail: (206) [system] ')'==e
   Call: (206) [system] get_char((0x55fbb4538270), e)
   Exit: (206) [system] get_char((0x55fbb4538270), e)
   Call: (206) [system] e=(\)
   Fail: (206) [system] e=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _877978)
   Call: (207) [system] peek_char((0x55fbb4538270), _878912)
   Exit: (207) [system] peek_char((0x55fbb4538270), '1')
^  Call: (207) [user] is_delimiter('1')
   Call: (208) [system] char_type('1', space)
   Fail: (208) [system] char_type('1', space)
   Call: (208) [system] arg(_883632, v('(', ')', end_of_file), '1')
   Fail: (208) [system] arg(_884564, v('(', ')', end_of_file), '1')
^  Fail: (207) [user] is_delimiter('1')
   Call: (207) [system] ')'=='1'
   Fail: (207) [system] ')'=='1'
   Call: (207) [system] get_char((0x55fbb4538270), '1')
   Exit: (207) [system] get_char((0x55fbb4538270), '1')
   Call: (207) [system] '1'=(\)
   Fail: (207) [system] '1'=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _891914)
   Call: (208) [system] peek_char((0x55fbb4538270), _892848)
   Exit: (208) [system] peek_char((0x55fbb4538270), ')')
^  Call: (208) [user] is_delimiter(')')
   Call: (209) [system] char_type(')', space)
   Fail: (209) [system] char_type(')', space)
   Call: (209) [system] arg(_897568, v('(', ')', end_of_file), ')')
   Exit: (209) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (208) [user] is_delimiter(')')
   Call: (208) [system] _891914=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (207) [system] _877978=['1']
   Exit: (207) [system] ['1']=['1']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), ['1'])
   Call: (206) [system] _864042=[e, '1']
   Exit: (206) [system] [e, '1']=[e, '1']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, '1'])
   Call: (205) [system] _850106=[s, e, '1']
   Exit: (205) [system] [s, e, '1']=[s, e, '1']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e, '1'])
   Call: (204) [system] _836170=[i, s, e, '1']
   Exit: (204) [system] [i, s, e, '1']=[i, s, e, '1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, e, '1'])
   Call: (203) [system] _822234=[m, i, s, e, '1']
   Exit: (203) [system] [m, i, s, e, '1']=[m, i, s, e, '1']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, i, s, e, '1'])
   Call: (202) [system] _808298=[e, m, i, s, e, '1']
   Exit: (202) [system] [e, m, i, s, e, '1']=[e, m, i, s, e, '1']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, m, i, s, e, '1'])
   Call: (201) [system] _794362=[r, e, m, i, s, e, '1']
   Exit: (201) [system] [r, e, m, i, s, e, '1']=[r, e, m, i, s, e, '1']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, e, m, i, s, e, '1'])
   Call: (200) [system] _780426=[p, r, e, m, i, s, e, '1']
   Exit: (200) [system] [p, r, e, m, i, s, e, '1']=[p, r, e, m, i, s, e, '1']
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, e, m, i, s, e, '1'])
^  Call: (199) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '1'], _744916)
^  Call: (200) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '1'], _926356)
   Call: (201) [system] atom_chars(_927288, ['_', p, r, e, m, i, s, e, '1'])
   Exit: (201) [system] atom_chars('_premise1', ['_', p, r, e, m, i, s, e, '1'])
^  Exit: (200) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '1'], _premise1)
   Call: (200) [system] integer(_premise1)
   Fail: (200) [system] integer(_premise1)
   Call: (200) [system] _744916=_premise1
   Exit: (200) [system] _premise1=_premise1
^  Exit: (199) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '1'], _premise1)
^  Exit: (198) [user] read_symbolic(')', (0x55fbb4538270), $, _premise1)
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), _premise1)
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _936580)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _938438)
   Exit: (199) [system] peek_char((0x55fbb4538270), ')')
   Call: (199) [system] ')'=(;)
   Fail: (199) [system] ')'=(;)
   Call: (199) [system] ')'=(/)
   Fail: (199) [system] ')'=(/)
^  Call: (199) [user] is_like_space(')')
   Call: (200) [system] char_type(')', 'white')
   Fail: (200) [system] char_type(')', 'white')
   Call: (200) [system] char_type(')', end_of_line)
   Fail: (200) [system] char_type(')', end_of_line)
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] char_type(')', cntrl)
   Fail: (200) [system] char_type(')', cntrl)
^  Fail: (199) [user] is_like_space(')')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _954448)
   Exit: (198) [system] peek_char((0x55fbb4538270), ')')
   Call: (198) [system] ')'=')'
   Exit: (198) [system] ')'=')'
   Call: (198) [system] get_char((0x55fbb4538270), _958238)
   Exit: (198) [system] get_char((0x55fbb4538270), ')')
   Call: (198) [system] _936580=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [])
   Call: (197) [system] _708256=[_premise1]
   Exit: (197) [system] [_premise1]=[_premise1]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [_premise1])
   Call: (196) [system] _515264=[_proof1, _premise1]
   Exit: (196) [system] [_proof1, _premise1]=[_proof1, _premise1]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [_proof1, _premise1])
   Call: (195) [system] _411438=[:, _proof1, _premise1]
   Exit: (195) [system] [:, _proof1, _premise1]=[:, _proof1, _premise1]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [:, _proof1, _premise1])
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), [:, _proof1, _premise1])
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _972120)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _973978)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _983572)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _986276)
   Exit: (196) [system] peek_char((0x55fbb4538270), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
   Call: (196) [system] '('=(/)
   Fail: (196) [system] '('=(/)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1003210)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=')'
   Fail: (194) [system] '('=')'
   Call: (194) [system] '('=end_of_file
   Fail: (194) [system] '('=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _1008780)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1010638)
   Exit: (196) [system] peek_char((0x55fbb4538270), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
   Call: (196) [system] '('=(/)
   Fail: (196) [system] '('=(/)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _1026648)
   Exit: (195) [system] get_char((0x55fbb4538270), '(')
   Call: (195) [system] '('='('
   Exit: (195) [system] '('='('
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _1008780)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1032218)
   Exit: (197) [system] peek_char((0x55fbb4538270), s)
   Call: (197) [system] s=(;)
   Fail: (197) [system] s=(;)
   Call: (197) [system] s=(/)
   Fail: (197) [system] s=(/)
^  Call: (197) [user] is_like_space(s)
   Call: (198) [system] char_type(s, 'white')
   Fail: (198) [system] char_type(s, 'white')
   Call: (198) [system] char_type(s, end_of_line)
   Fail: (198) [system] char_type(s, end_of_line)
   Call: (198) [system] char_type(s, space)
   Fail: (198) [system] char_type(s, space)
   Call: (198) [system] char_type(s, cntrl)
   Fail: (198) [system] char_type(s, cntrl)
^  Fail: (197) [user] is_like_space(s)
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1048228)
   Exit: (196) [system] peek_char((0x55fbb4538270), s)
   Call: (196) [system] s=')'
   Fail: (196) [system] s=')'
   Call: (196) [system] s=end_of_file
   Fail: (196) [system] s=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55fbb4538270), _1053798)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1055656)
   Exit: (198) [system] peek_char((0x55fbb4538270), s)
   Call: (198) [system] s=(;)
   Fail: (198) [system] s=(;)
   Call: (198) [system] s=(/)
   Fail: (198) [system] s=(/)
^  Call: (198) [user] is_like_space(s)
   Call: (199) [system] char_type(s, 'white')
   Fail: (199) [system] char_type(s, 'white')
   Call: (199) [system] char_type(s, end_of_line)
   Fail: (199) [system] char_type(s, end_of_line)
   Call: (199) [system] char_type(s, space)
   Fail: (199) [system] char_type(s, space)
   Call: (199) [system] char_type(s, cntrl)
   Fail: (199) [system] char_type(s, cntrl)
^  Fail: (198) [user] is_like_space(s)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] get_char((0x55fbb4538270), _1071666)
   Exit: (197) [system] get_char((0x55fbb4538270), s)
   Call: (197) [system] s='('
   Fail: (197) [system] s='('
   Call: (197) [system] s='['
   Fail: (197) [system] s='['
   Call: (197) [system] s='{'
   Fail: (197) [system] s='{'
   Call: (197) [system] s='"'
   Fail: (197) [system] s='"'
   Call: (197) [system] s=!
   Fail: (197) [system] s=!
   Call: (197) [system] s='\''
   Fail: (197) [system] s='\''
   Call: (197) [system] s='`'
   Fail: (197) [system] s='`'
   Call: (197) [system] s=end_of_file
   Fail: (197) [system] s=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55fbb4538270), s, _1053798)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _1089308)
   Call: (199) [system] peek_char((0x55fbb4538270), _1090242)
   Exit: (199) [system] peek_char((0x55fbb4538270), y)
^  Call: (199) [user] is_delimiter(y)
   Call: (200) [system] char_type(y, space)
   Fail: (200) [system] char_type(y, space)
   Call: (200) [system] arg(_1094962, v('(', ')', end_of_file), y)
   Fail: (200) [system] arg(_1095894, v('(', ')', end_of_file), y)
^  Fail: (199) [user] is_delimiter(y)
   Call: (199) [system] ')'==y
   Fail: (199) [system] ')'==y
   Call: (199) [system] get_char((0x55fbb4538270), y)
   Exit: (199) [system] get_char((0x55fbb4538270), y)
   Call: (199) [system] y=(\)
   Fail: (199) [system] y=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _1103244)
   Call: (200) [system] peek_char((0x55fbb4538270), _1104178)
   Exit: (200) [system] peek_char((0x55fbb4538270), n)
^  Call: (200) [user] is_delimiter(n)
   Call: (201) [system] char_type(n, space)
   Fail: (201) [system] char_type(n, space)
   Call: (201) [system] arg(_1108898, v('(', ')', end_of_file), n)
   Fail: (201) [system] arg(_1109830, v('(', ')', end_of_file), n)
^  Fail: (200) [user] is_delimiter(n)
   Call: (200) [system] ')'==n
   Fail: (200) [system] ')'==n
   Call: (200) [system] get_char((0x55fbb4538270), n)
   Exit: (200) [system] get_char((0x55fbb4538270), n)
   Call: (200) [system] n=(\)
   Fail: (200) [system] n=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _1117180)
   Call: (201) [system] peek_char((0x55fbb4538270), _1118114)
   Exit: (201) [system] peek_char((0x55fbb4538270), t)
^  Call: (201) [user] is_delimiter(t)
   Call: (202) [system] char_type(t, space)
   Fail: (202) [system] char_type(t, space)
   Call: (202) [system] arg(_1122834, v('(', ')', end_of_file), t)
   Fail: (202) [system] arg(_1123766, v('(', ')', end_of_file), t)
^  Fail: (201) [user] is_delimiter(t)
   Call: (201) [system] ')'==t
   Fail: (201) [system] ')'==t
   Call: (201) [system] get_char((0x55fbb4538270), t)
   Exit: (201) [system] get_char((0x55fbb4538270), t)
   Call: (201) [system] t=(\)
   Fail: (201) [system] t=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1131116)
   Call: (202) [system] peek_char((0x55fbb4538270), _1132050)
   Exit: (202) [system] peek_char((0x55fbb4538270), h)
^  Call: (202) [user] is_delimiter(h)
   Call: (203) [system] char_type(h, space)
   Fail: (203) [system] char_type(h, space)
   Call: (203) [system] arg(_1136770, v('(', ')', end_of_file), h)
   Fail: (203) [system] arg(_1137702, v('(', ')', end_of_file), h)
^  Fail: (202) [user] is_delimiter(h)
   Call: (202) [system] ')'==h
   Fail: (202) [system] ')'==h
   Call: (202) [system] get_char((0x55fbb4538270), h)
   Exit: (202) [system] get_char((0x55fbb4538270), h)
   Call: (202) [system] h=(\)
   Fail: (202) [system] h=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1145052)
   Call: (203) [system] peek_char((0x55fbb4538270), _1145986)
   Exit: (203) [system] peek_char((0x55fbb4538270), e)
^  Call: (203) [user] is_delimiter(e)
   Call: (204) [system] char_type(e, space)
   Fail: (204) [system] char_type(e, space)
   Call: (204) [system] arg(_1150706, v('(', ')', end_of_file), e)
   Fail: (204) [system] arg(_1151638, v('(', ')', end_of_file), e)
^  Fail: (203) [user] is_delimiter(e)
   Call: (203) [system] ')'==e
   Fail: (203) [system] ')'==e
   Call: (203) [system] get_char((0x55fbb4538270), e)
   Exit: (203) [system] get_char((0x55fbb4538270), e)
   Call: (203) [system] e=(\)
   Fail: (203) [system] e=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1158988)
   Call: (204) [system] peek_char((0x55fbb4538270), _1159922)
   Exit: (204) [system] peek_char((0x55fbb4538270), s)
^  Call: (204) [user] is_delimiter(s)
   Call: (205) [system] char_type(s, space)
   Fail: (205) [system] char_type(s, space)
   Call: (205) [system] arg(_1164642, v('(', ')', end_of_file), s)
   Fail: (205) [system] arg(_1165574, v('(', ')', end_of_file), s)
^  Fail: (204) [user] is_delimiter(s)
   Call: (204) [system] ')'==s
   Fail: (204) [system] ')'==s
   Call: (204) [system] get_char((0x55fbb4538270), s)
   Exit: (204) [system] get_char((0x55fbb4538270), s)
   Call: (204) [system] s=(\)
   Fail: (204) [system] s=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1172924)
   Call: (205) [system] peek_char((0x55fbb4538270), _1173858)
   Exit: (205) [system] peek_char((0x55fbb4538270), i)
^  Call: (205) [user] is_delimiter(i)
   Call: (206) [system] char_type(i, space)
   Fail: (206) [system] char_type(i, space)
   Call: (206) [system] arg(_1178578, v('(', ')', end_of_file), i)
   Fail: (206) [system] arg(_1179510, v('(', ')', end_of_file), i)
^  Fail: (205) [user] is_delimiter(i)
   Call: (205) [system] ')'==i
   Fail: (205) [system] ')'==i
   Call: (205) [system] get_char((0x55fbb4538270), i)
   Exit: (205) [system] get_char((0x55fbb4538270), i)
   Call: (205) [system] i=(\)
   Fail: (205) [system] i=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1186860)
   Call: (206) [system] peek_char((0x55fbb4538270), _1187794)
   Exit: (206) [system] peek_char((0x55fbb4538270), z)
^  Call: (206) [user] is_delimiter(z)
   Call: (207) [system] char_type(z, space)
   Fail: (207) [system] char_type(z, space)
   Call: (207) [system] arg(_1192514, v('(', ')', end_of_file), z)
   Fail: (207) [system] arg(_1193446, v('(', ')', end_of_file), z)
^  Fail: (206) [user] is_delimiter(z)
   Call: (206) [system] ')'==z
   Fail: (206) [system] ')'==z
   Call: (206) [system] get_char((0x55fbb4538270), z)
   Exit: (206) [system] get_char((0x55fbb4538270), z)
   Call: (206) [system] z=(\)
   Fail: (206) [system] z=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1200796)
   Call: (207) [system] peek_char((0x55fbb4538270), _1201730)
   Exit: (207) [system] peek_char((0x55fbb4538270), e)
^  Call: (207) [user] is_delimiter(e)
   Call: (208) [system] char_type(e, space)
   Fail: (208) [system] char_type(e, space)
   Call: (208) [system] arg(_1206450, v('(', ')', end_of_file), e)
   Fail: (208) [system] arg(_1207382, v('(', ')', end_of_file), e)
^  Fail: (207) [user] is_delimiter(e)
   Call: (207) [system] ')'==e
   Fail: (207) [system] ')'==e
   Call: (207) [system] get_char((0x55fbb4538270), e)
   Exit: (207) [system] get_char((0x55fbb4538270), e)
   Call: (207) [system] e=(\)
   Fail: (207) [system] e=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1214732)
   Call: (208) [system] peek_char((0x55fbb4538270), _1215666)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (208) [user] is_delimiter(' ')
   Call: (209) [system] char_type(' ', space)
   Exit: (209) [system] char_type(' ', space)
^  Exit: (208) [user] is_delimiter(' ')
   Call: (208) [system] _1214732=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (207) [system] _1200796=[e]
   Exit: (207) [system] [e]=[e]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (206) [system] _1186860=[z, e]
   Exit: (206) [system] [z, e]=[z, e]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [z, e])
   Call: (205) [system] _1172924=[i, z, e]
   Exit: (205) [system] [i, z, e]=[i, z, e]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, z, e])
   Call: (204) [system] _1158988=[s, i, z, e]
   Exit: (204) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, i, z, e])
   Call: (203) [system] _1145052=[e, s, i, z, e]
   Exit: (203) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, s, i, z, e])
   Call: (202) [system] _1131116=[h, e, s, i, z, e]
   Exit: (202) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [h, e, s, i, z, e])
   Call: (201) [system] _1117180=[t, h, e, s, i, z, e]
   Exit: (201) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, h, e, s, i, z, e])
   Call: (200) [system] _1103244=[n, t, h, e, s, i, z, e]
   Exit: (200) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, h, e, s, i, z, e])
   Call: (199) [system] _1089308=[y, n, t, h, e, s, i, z, e]
   Exit: (199) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [y, n, t, h, e, s, i, z, e])
^  Call: (198) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], _1053798)
^  Call: (199) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], _1250096)
^  Call: (201) [system] setup_call_cleanup('$notrace'(_1251048, _1251050), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _1250096), _1251030, fail)), '$restore_trace'(_1251048, _1251050))
^  Call: (202) [system] sig_atomic(system:'$notrace'(_1251048, _1251050))
^  Exit: (201) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _1251030, fail)), system:'$restore_trace'(3, -1))
   Call: (200) [system] atomic(synthesize)
   Exit: (200) [system] atomic(synthesize)
^  Exit: (199) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], synthesize)
   Call: (199) [system] integer(synthesize)
   Fail: (199) [system] integer(synthesize)
   Call: (199) [system] _1053798=synthesize
   Exit: (199) [system] synthesize=synthesize
^  Exit: (198) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (197) [user] read_symbolic(')', (0x55fbb4538270), s, synthesize)
^  Exit: (196) [user] cont_sexpr(')', (0x55fbb4538270), synthesize)
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _1263176)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1265034)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _1274628)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1277332)
   Exit: (199) [system] peek_char((0x55fbb4538270), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
   Call: (199) [system] '('=(/)
   Fail: (199) [system] '('=(/)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1294266)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=')'
   Fail: (197) [system] '('=')'
   Call: (197) [system] '('=end_of_file
   Fail: (197) [system] '('=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _1299836)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1301694)
   Exit: (199) [system] peek_char((0x55fbb4538270), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
   Call: (199) [system] '('=(/)
   Fail: (199) [system] '('=(/)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _1317704)
   Exit: (198) [system] get_char((0x55fbb4538270), '(')
   Call: (198) [system] '('='('
   Exit: (198) [system] '('='('
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _1299836)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1323274)
   Exit: (200) [system] peek_char((0x55fbb4538270), :)
   Call: (200) [system] (:)=(;)
   Fail: (200) [system] (:)=(;)
   Call: (200) [system] (:)=(/)
   Fail: (200) [system] (:)=(/)
^  Call: (200) [user] is_like_space(:)
   Call: (201) [system] char_type(:, 'white')
   Fail: (201) [system] char_type(:, 'white')
   Call: (201) [system] char_type(:, end_of_line)
   Fail: (201) [system] char_type(:, end_of_line)
   Call: (201) [system] char_type(:, space)
   Fail: (201) [system] char_type(:, space)
   Call: (201) [system] char_type(:, cntrl)
   Fail: (201) [system] char_type(:, cntrl)
^  Fail: (200) [user] is_like_space(:)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1339284)
   Exit: (199) [system] peek_char((0x55fbb4538270), :)
   Call: (199) [system] (:)=')'
   Fail: (199) [system] (:)=')'
   Call: (199) [system] (:)=end_of_file
   Fail: (199) [system] (:)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _1344854)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1346712)
   Exit: (201) [system] peek_char((0x55fbb4538270), :)
   Call: (201) [system] (:)=(;)
   Fail: (201) [system] (:)=(;)
   Call: (201) [system] (:)=(/)
   Fail: (201) [system] (:)=(/)
^  Call: (201) [user] is_like_space(:)
   Call: (202) [system] char_type(:, 'white')
   Fail: (202) [system] char_type(:, 'white')
   Call: (202) [system] char_type(:, end_of_line)
   Fail: (202) [system] char_type(:, end_of_line)
   Call: (202) [system] char_type(:, space)
   Fail: (202) [system] char_type(:, space)
   Call: (202) [system] char_type(:, cntrl)
   Fail: (202) [system] char_type(:, cntrl)
^  Fail: (201) [user] is_like_space(:)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _1362722)
   Exit: (200) [system] get_char((0x55fbb4538270), :)
   Call: (200) [system] (:)='('
   Fail: (200) [system] (:)='('
   Call: (200) [system] (:)='['
   Fail: (200) [system] (:)='['
   Call: (200) [system] (:)='{'
   Fail: (200) [system] (:)='{'
   Call: (200) [system] (:)='"'
   Fail: (200) [system] (:)='"'
   Call: (200) [system] (:)=!
   Fail: (200) [system] (:)=!
   Call: (200) [system] (:)='\''
   Fail: (200) [system] (:)='\''
   Call: (200) [system] (:)='`'
   Fail: (200) [system] (:)='`'
   Call: (200) [system] (:)=end_of_file
   Fail: (200) [system] (:)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55fbb4538270), :, _1344854)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1380364)
   Call: (202) [system] peek_char((0x55fbb4538270), _1381298)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (202) [user] is_delimiter(' ')
   Call: (203) [system] char_type(' ', space)
   Exit: (203) [system] char_type(' ', space)
^  Exit: (202) [user] is_delimiter(' ')
   Call: (202) [system] _1380364=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (201) [user] classify_and_convert_charseq([:], _1344854)
^  Call: (202) [user] classify_and_convert_charseq_([:], _1390582)
^  Call: (204) [system] setup_call_cleanup('$notrace'(_1391534, _1391536), once(user:catch(read_from_chars([:], _1390582), _1391516, fail)), '$restore_trace'(_1391534, _1391536))
^  Call: (205) [system] sig_atomic(system:'$notrace'(_1391534, _1391536))
^  Exit: (204) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1391516, fail)), system:'$restore_trace'(3, -1))
   Call: (203) [system] atomic(:)
   Exit: (203) [system] atomic(:)
^  Exit: (202) [user] classify_and_convert_charseq_([:], :)
   Call: (202) [system] integer(:)
   Fail: (202) [system] integer(:)
   Call: (202) [system] _1344854=(:)
   Exit: (202) [system] (:)=(:)
^  Exit: (201) [user] classify_and_convert_charseq([:], :)
^  Exit: (200) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _1403662)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1405520)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _1415114)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1417818)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1434752)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _1440322)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1442180)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _1458190)
   Exit: (201) [system] get_char((0x55fbb4538270), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _1440322)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1475832)
   Call: (203) [system] peek_char((0x55fbb4538270), _1476766)
   Exit: (203) [system] peek_char((0x55fbb4538270), p)
^  Call: (203) [user] is_delimiter(p)
   Call: (204) [system] char_type(p, space)
   Fail: (204) [system] char_type(p, space)
   Call: (204) [system] arg(_1481486, v('(', ')', end_of_file), p)
   Fail: (204) [system] arg(_1482418, v('(', ')', end_of_file), p)
^  Fail: (203) [user] is_delimiter(p)
   Call: (203) [system] ')'==p
   Fail: (203) [system] ')'==p
   Call: (203) [system] get_char((0x55fbb4538270), p)
   Exit: (203) [system] get_char((0x55fbb4538270), p)
   Call: (203) [system] p=(\)
   Fail: (203) [system] p=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1489768)
   Call: (204) [system] peek_char((0x55fbb4538270), _1490702)
   Exit: (204) [system] peek_char((0x55fbb4538270), r)
^  Call: (204) [user] is_delimiter(r)
   Call: (205) [system] char_type(r, space)
   Fail: (205) [system] char_type(r, space)
   Call: (205) [system] arg(_1495422, v('(', ')', end_of_file), r)
   Fail: (205) [system] arg(_1496354, v('(', ')', end_of_file), r)
^  Fail: (204) [user] is_delimiter(r)
   Call: (204) [system] ')'==r
   Fail: (204) [system] ')'==r
   Call: (204) [system] get_char((0x55fbb4538270), r)
   Exit: (204) [system] get_char((0x55fbb4538270), r)
   Call: (204) [system] r=(\)
   Fail: (204) [system] r=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1503704)
   Call: (205) [system] peek_char((0x55fbb4538270), _1504638)
   Exit: (205) [system] peek_char((0x55fbb4538270), o)
^  Call: (205) [user] is_delimiter(o)
   Call: (206) [system] char_type(o, space)
   Fail: (206) [system] char_type(o, space)
   Call: (206) [system] arg(_1509358, v('(', ')', end_of_file), o)
   Fail: (206) [system] arg(_1510290, v('(', ')', end_of_file), o)
^  Fail: (205) [user] is_delimiter(o)
   Call: (205) [system] ')'==o
   Fail: (205) [system] ')'==o
   Call: (205) [system] get_char((0x55fbb4538270), o)
   Exit: (205) [system] get_char((0x55fbb4538270), o)
   Call: (205) [system] o=(\)
   Fail: (205) [system] o=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1517640)
   Call: (206) [system] peek_char((0x55fbb4538270), _1518574)
   Exit: (206) [system] peek_char((0x55fbb4538270), o)
^  Call: (206) [user] is_delimiter(o)
   Call: (207) [system] char_type(o, space)
   Fail: (207) [system] char_type(o, space)
   Call: (207) [system] arg(_1523294, v('(', ')', end_of_file), o)
   Fail: (207) [system] arg(_1524226, v('(', ')', end_of_file), o)
^  Fail: (206) [user] is_delimiter(o)
   Call: (206) [system] ')'==o
   Fail: (206) [system] ')'==o
   Call: (206) [system] get_char((0x55fbb4538270), o)
   Exit: (206) [system] get_char((0x55fbb4538270), o)
   Call: (206) [system] o=(\)
   Fail: (206) [system] o=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1531576)
   Call: (207) [system] peek_char((0x55fbb4538270), _1532510)
   Exit: (207) [system] peek_char((0x55fbb4538270), f)
^  Call: (207) [user] is_delimiter(f)
   Call: (208) [system] char_type(f, space)
   Fail: (208) [system] char_type(f, space)
   Call: (208) [system] arg(_1537230, v('(', ')', end_of_file), f)
   Fail: (208) [system] arg(_1538162, v('(', ')', end_of_file), f)
^  Fail: (207) [user] is_delimiter(f)
   Call: (207) [system] ')'==f
   Fail: (207) [system] ')'==f
   Call: (207) [system] get_char((0x55fbb4538270), f)
   Exit: (207) [system] get_char((0x55fbb4538270), f)
   Call: (207) [system] f=(\)
   Fail: (207) [system] f=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1545512)
   Call: (208) [system] peek_char((0x55fbb4538270), _1546446)
   Exit: (208) [system] peek_char((0x55fbb4538270), '1')
^  Call: (208) [user] is_delimiter('1')
   Call: (209) [system] char_type('1', space)
   Fail: (209) [system] char_type('1', space)
   Call: (209) [system] arg(_1551166, v('(', ')', end_of_file), '1')
   Fail: (209) [system] arg(_1552098, v('(', ')', end_of_file), '1')
^  Fail: (208) [user] is_delimiter('1')
   Call: (208) [system] ')'=='1'
   Fail: (208) [system] ')'=='1'
   Call: (208) [system] get_char((0x55fbb4538270), '1')
   Exit: (208) [system] get_char((0x55fbb4538270), '1')
   Call: (208) [system] '1'=(\)
   Fail: (208) [system] '1'=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1559448)
   Call: (209) [system] peek_char((0x55fbb4538270), _1560382)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _1559448=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (208) [system] _1545512=['1']
   Exit: (208) [system] ['1']=['1']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), ['1'])
   Call: (207) [system] _1531576=[f, '1']
   Exit: (207) [system] [f, '1']=[f, '1']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [f, '1'])
   Call: (206) [system] _1517640=[o, f, '1']
   Exit: (206) [system] [o, f, '1']=[o, f, '1']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, f, '1'])
   Call: (205) [system] _1503704=[o, o, f, '1']
   Exit: (205) [system] [o, o, f, '1']=[o, o, f, '1']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, o, f, '1'])
   Call: (204) [system] _1489768=[r, o, o, f, '1']
   Exit: (204) [system] [r, o, o, f, '1']=[r, o, o, f, '1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, o, f, '1'])
   Call: (203) [system] _1475832=[p, r, o, o, f, '1']
   Exit: (203) [system] [p, r, o, o, f, '1']=[p, r, o, o, f, '1']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, o, o, f, '1'])
^  Call: (202) [user] classify_and_convert_charseq([$, p, r, o, o, f, '1'], _1440322)
^  Call: (203) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '1'], _1586430)
   Call: (204) [system] atom_chars(_1587362, ['_', p, r, o, o, f, '1'])
   Exit: (204) [system] atom_chars('_proof1', ['_', p, r, o, o, f, '1'])
^  Exit: (203) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '1'], _proof1)
   Call: (203) [system] integer(_proof1)
   Fail: (203) [system] integer(_proof1)
   Call: (203) [system] _1440322=_proof1
   Exit: (203) [system] _proof1=_proof1
^  Exit: (202) [user] classify_and_convert_charseq([$, p, r, o, o, f, '1'], _proof1)
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _proof1)
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), _proof1)
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _1596654)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1598512)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _1608106)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1610810)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1627744)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _1633314)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1635172)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _1651182)
   Exit: (202) [system] get_char((0x55fbb4538270), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _1633314)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1668824)
   Call: (204) [system] peek_char((0x55fbb4538270), _1669758)
   Exit: (204) [system] peek_char((0x55fbb4538270), p)
^  Call: (204) [user] is_delimiter(p)
   Call: (205) [system] char_type(p, space)
   Fail: (205) [system] char_type(p, space)
   Call: (205) [system] arg(_1674478, v('(', ')', end_of_file), p)
   Fail: (205) [system] arg(_1675410, v('(', ')', end_of_file), p)
^  Fail: (204) [user] is_delimiter(p)
   Call: (204) [system] ')'==p
   Fail: (204) [system] ')'==p
   Call: (204) [system] get_char((0x55fbb4538270), p)
   Exit: (204) [system] get_char((0x55fbb4538270), p)
   Call: (204) [system] p=(\)
   Fail: (204) [system] p=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1682760)
   Call: (205) [system] peek_char((0x55fbb4538270), _1683694)
   Exit: (205) [system] peek_char((0x55fbb4538270), r)
^  Call: (205) [user] is_delimiter(r)
   Call: (206) [system] char_type(r, space)
   Fail: (206) [system] char_type(r, space)
   Call: (206) [system] arg(_1688414, v('(', ')', end_of_file), r)
   Fail: (206) [system] arg(_1689346, v('(', ')', end_of_file), r)
^  Fail: (205) [user] is_delimiter(r)
   Call: (205) [system] ')'==r
   Fail: (205) [system] ')'==r
   Call: (205) [system] get_char((0x55fbb4538270), r)
   Exit: (205) [system] get_char((0x55fbb4538270), r)
   Call: (205) [system] r=(\)
   Fail: (205) [system] r=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1696696)
   Call: (206) [system] peek_char((0x55fbb4538270), _1697630)
   Exit: (206) [system] peek_char((0x55fbb4538270), e)
^  Call: (206) [user] is_delimiter(e)
   Call: (207) [system] char_type(e, space)
   Fail: (207) [system] char_type(e, space)
   Call: (207) [system] arg(_1702350, v('(', ')', end_of_file), e)
   Fail: (207) [system] arg(_1703282, v('(', ')', end_of_file), e)
^  Fail: (206) [user] is_delimiter(e)
   Call: (206) [system] ')'==e
   Fail: (206) [system] ')'==e
   Call: (206) [system] get_char((0x55fbb4538270), e)
   Exit: (206) [system] get_char((0x55fbb4538270), e)
   Call: (206) [system] e=(\)
   Fail: (206) [system] e=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1710632)
   Call: (207) [system] peek_char((0x55fbb4538270), _1711566)
   Exit: (207) [system] peek_char((0x55fbb4538270), m)
^  Call: (207) [user] is_delimiter(m)
   Call: (208) [system] char_type(m, space)
   Fail: (208) [system] char_type(m, space)
   Call: (208) [system] arg(_1716286, v('(', ')', end_of_file), m)
   Fail: (208) [system] arg(_1717218, v('(', ')', end_of_file), m)
^  Fail: (207) [user] is_delimiter(m)
   Call: (207) [system] ')'==m
   Fail: (207) [system] ')'==m
   Call: (207) [system] get_char((0x55fbb4538270), m)
   Exit: (207) [system] get_char((0x55fbb4538270), m)
   Call: (207) [system] m=(\)
   Fail: (207) [system] m=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1724568)
   Call: (208) [system] peek_char((0x55fbb4538270), _1725502)
   Exit: (208) [system] peek_char((0x55fbb4538270), i)
^  Call: (208) [user] is_delimiter(i)
   Call: (209) [system] char_type(i, space)
   Fail: (209) [system] char_type(i, space)
   Call: (209) [system] arg(_1730222, v('(', ')', end_of_file), i)
   Fail: (209) [system] arg(_1731154, v('(', ')', end_of_file), i)
^  Fail: (208) [user] is_delimiter(i)
   Call: (208) [system] ')'==i
   Fail: (208) [system] ')'==i
   Call: (208) [system] get_char((0x55fbb4538270), i)
   Exit: (208) [system] get_char((0x55fbb4538270), i)
   Call: (208) [system] i=(\)
   Fail: (208) [system] i=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1738504)
   Call: (209) [system] peek_char((0x55fbb4538270), _1739438)
   Exit: (209) [system] peek_char((0x55fbb4538270), s)
^  Call: (209) [user] is_delimiter(s)
   Call: (210) [system] char_type(s, space)
   Fail: (210) [system] char_type(s, space)
   Call: (210) [system] arg(_1744158, v('(', ')', end_of_file), s)
   Fail: (210) [system] arg(_1745090, v('(', ')', end_of_file), s)
^  Fail: (209) [user] is_delimiter(s)
   Call: (209) [system] ')'==s
   Fail: (209) [system] ')'==s
   Call: (209) [system] get_char((0x55fbb4538270), s)
   Exit: (209) [system] get_char((0x55fbb4538270), s)
   Call: (209) [system] s=(\)
   Fail: (209) [system] s=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1752440)
   Call: (210) [system] peek_char((0x55fbb4538270), _1753374)
   Exit: (210) [system] peek_char((0x55fbb4538270), e)
^  Call: (210) [user] is_delimiter(e)
   Call: (211) [system] char_type(e, space)
   Fail: (211) [system] char_type(e, space)
   Call: (211) [system] arg(_1758094, v('(', ')', end_of_file), e)
   Fail: (211) [system] arg(_1759026, v('(', ')', end_of_file), e)
^  Fail: (210) [user] is_delimiter(e)
   Call: (210) [system] ')'==e
   Fail: (210) [system] ')'==e
   Call: (210) [system] get_char((0x55fbb4538270), e)
   Exit: (210) [system] get_char((0x55fbb4538270), e)
   Call: (210) [system] e=(\)
   Fail: (210) [system] e=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1766376)
   Call: (211) [system] peek_char((0x55fbb4538270), _1767310)
   Exit: (211) [system] peek_char((0x55fbb4538270), '1')
^  Call: (211) [user] is_delimiter('1')
   Call: (212) [system] char_type('1', space)
   Fail: (212) [system] char_type('1', space)
   Call: (212) [system] arg(_1772030, v('(', ')', end_of_file), '1')
   Fail: (212) [system] arg(_1772962, v('(', ')', end_of_file), '1')
^  Fail: (211) [user] is_delimiter('1')
   Call: (211) [system] ')'=='1'
   Fail: (211) [system] ')'=='1'
   Call: (211) [system] get_char((0x55fbb4538270), '1')
   Exit: (211) [system] get_char((0x55fbb4538270), '1')
   Call: (211) [system] '1'=(\)
   Fail: (211) [system] '1'=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1780312)
   Call: (212) [system] peek_char((0x55fbb4538270), _1781246)
   Exit: (212) [system] peek_char((0x55fbb4538270), ')')
^  Call: (212) [user] is_delimiter(')')
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] arg(_1785966, v('(', ')', end_of_file), ')')
   Exit: (213) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (212) [user] is_delimiter(')')
   Call: (212) [system] _1780312=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (211) [system] _1766376=['1']
   Exit: (211) [system] ['1']=['1']
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), ['1'])
   Call: (210) [system] _1752440=[e, '1']
   Exit: (210) [system] [e, '1']=[e, '1']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, '1'])
   Call: (209) [system] _1738504=[s, e, '1']
   Exit: (209) [system] [s, e, '1']=[s, e, '1']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e, '1'])
   Call: (208) [system] _1724568=[i, s, e, '1']
   Exit: (208) [system] [i, s, e, '1']=[i, s, e, '1']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, e, '1'])
   Call: (207) [system] _1710632=[m, i, s, e, '1']
   Exit: (207) [system] [m, i, s, e, '1']=[m, i, s, e, '1']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, i, s, e, '1'])
   Call: (206) [system] _1696696=[e, m, i, s, e, '1']
   Exit: (206) [system] [e, m, i, s, e, '1']=[e, m, i, s, e, '1']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, m, i, s, e, '1'])
   Call: (205) [system] _1682760=[r, e, m, i, s, e, '1']
   Exit: (205) [system] [r, e, m, i, s, e, '1']=[r, e, m, i, s, e, '1']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, e, m, i, s, e, '1'])
   Call: (204) [system] _1668824=[p, r, e, m, i, s, e, '1']
   Exit: (204) [system] [p, r, e, m, i, s, e, '1']=[p, r, e, m, i, s, e, '1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, e, m, i, s, e, '1'])
^  Call: (203) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '1'], _1633314)
^  Call: (204) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '1'], _1814754)
   Call: (205) [system] atom_chars(_1815686, ['_', p, r, e, m, i, s, e, '1'])
   Exit: (205) [system] atom_chars('_premise1', ['_', p, r, e, m, i, s, e, '1'])
^  Exit: (204) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '1'], _premise1)
   Call: (204) [system] integer(_premise1)
   Fail: (204) [system] integer(_premise1)
   Call: (204) [system] _1633314=_premise1
   Exit: (204) [system] _premise1=_premise1
^  Exit: (203) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '1'], _premise1)
^  Exit: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _premise1)
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), _premise1)
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _1824978)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1826836)
   Exit: (203) [system] peek_char((0x55fbb4538270), ')')
   Call: (203) [system] ')'=(;)
   Fail: (203) [system] ')'=(;)
   Call: (203) [system] ')'=(/)
   Fail: (203) [system] ')'=(/)
^  Call: (203) [user] is_like_space(')')
   Call: (204) [system] char_type(')', 'white')
   Fail: (204) [system] char_type(')', 'white')
   Call: (204) [system] char_type(')', end_of_line)
   Fail: (204) [system] char_type(')', end_of_line)
   Call: (204) [system] char_type(')', space)
   Fail: (204) [system] char_type(')', space)
   Call: (204) [system] char_type(')', cntrl)
   Fail: (204) [system] char_type(')', cntrl)
^  Fail: (203) [user] is_like_space(')')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1842846)
   Exit: (202) [system] peek_char((0x55fbb4538270), ')')
   Call: (202) [system] ')'=')'
   Exit: (202) [system] ')'=')'
   Call: (202) [system] get_char((0x55fbb4538270), _1846636)
   Exit: (202) [system] get_char((0x55fbb4538270), ')')
   Call: (202) [system] _1824978=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [])
   Call: (201) [system] _1596654=[_premise1]
   Exit: (201) [system] [_premise1]=[_premise1]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [_premise1])
   Call: (200) [system] _1403662=[_proof1, _premise1]
   Exit: (200) [system] [_proof1, _premise1]=[_proof1, _premise1]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [_proof1, _premise1])
   Call: (199) [system] _1299836=[:, _proof1, _premise1]
   Exit: (199) [system] [:, _proof1, _premise1]=[:, _proof1, _premise1]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [:, _proof1, _premise1])
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), [:, _proof1, _premise1])
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _1860518)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1862376)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _1871970)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1874674)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
   Call: (200) [system] ($)=(/)
   Fail: (200) [system] ($)=(/)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1891608)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=')'
   Fail: (198) [system] ($)=')'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _1897178)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1899036)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
   Call: (200) [system] ($)=(/)
   Fail: (200) [system] ($)=(/)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _1915046)
   Exit: (199) [system] get_char((0x55fbb4538270), $)
   Call: (199) [system] ($)='('
   Fail: (199) [system] ($)='('
   Call: (199) [system] ($)='['
   Fail: (199) [system] ($)='['
   Call: (199) [system] ($)='{'
   Fail: (199) [system] ($)='{'
   Call: (199) [system] ($)='"'
   Fail: (199) [system] ($)='"'
   Call: (199) [system] ($)=!
   Fail: (199) [system] ($)=!
   Call: (199) [system] ($)='\''
   Fail: (199) [system] ($)='\''
   Call: (199) [system] ($)='`'
   Fail: (199) [system] ($)='`'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55fbb4538270), $, _1897178)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _1932688)
   Call: (201) [system] peek_char((0x55fbb4538270), _1933622)
   Exit: (201) [system] peek_char((0x55fbb4538270), k)
^  Call: (201) [user] is_delimiter(k)
   Call: (202) [system] char_type(k, space)
   Fail: (202) [system] char_type(k, space)
   Call: (202) [system] arg(_1938342, v('(', ')', end_of_file), k)
   Fail: (202) [system] arg(_1939274, v('(', ')', end_of_file), k)
^  Fail: (201) [user] is_delimiter(k)
   Call: (201) [system] ')'==k
   Fail: (201) [system] ')'==k
   Call: (201) [system] get_char((0x55fbb4538270), k)
   Exit: (201) [system] get_char((0x55fbb4538270), k)
   Call: (201) [system] k=(\)
   Fail: (201) [system] k=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1946624)
   Call: (202) [system] peek_char((0x55fbb4538270), _1947558)
   Exit: (202) [system] peek_char((0x55fbb4538270), b)
^  Call: (202) [user] is_delimiter(b)
   Call: (203) [system] char_type(b, space)
   Fail: (203) [system] char_type(b, space)
   Call: (203) [system] arg(_1952278, v('(', ')', end_of_file), b)
   Fail: (203) [system] arg(_1953210, v('(', ')', end_of_file), b)
^  Fail: (202) [user] is_delimiter(b)
   Call: (202) [system] ')'==b
   Fail: (202) [system] ')'==b
   Call: (202) [system] get_char((0x55fbb4538270), b)
   Exit: (202) [system] get_char((0x55fbb4538270), b)
   Call: (202) [system] b=(\)
   Fail: (202) [system] b=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1960560)
   Call: (203) [system] peek_char((0x55fbb4538270), _1961494)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (203) [user] is_delimiter(' ')
   Call: (204) [system] char_type(' ', space)
   Exit: (204) [system] char_type(' ', space)
^  Exit: (203) [user] is_delimiter(' ')
   Call: (203) [system] _1960560=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (202) [system] _1946624=[b]
   Exit: (202) [system] [b]=[b]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (201) [system] _1932688=[k, b]
   Exit: (201) [system] [k, b]=[k, b]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [k, b])
^  Call: (200) [user] classify_and_convert_charseq([$, k, b], _1897178)
^  Call: (201) [user] classify_and_convert_charseq_([$, k, b], _1976366)
   Call: (202) [system] atom_chars(_1977298, ['_', k, b])
   Exit: (202) [system] atom_chars('_kb', ['_', k, b])
^  Exit: (201) [user] classify_and_convert_charseq_([$, k, b], _kb)
   Call: (201) [system] integer(_kb)
   Fail: (201) [system] integer(_kb)
   Call: (201) [system] _1897178=_kb
   Exit: (201) [system] _kb=_kb
^  Exit: (200) [user] classify_and_convert_charseq([$, k, b], _kb)
^  Exit: (199) [user] read_symbolic(')', (0x55fbb4538270), $, _kb)
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), _kb)
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _1986590)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1988448)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _1998042)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _2000746)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
   Call: (201) [system] ($)=(/)
   Fail: (201) [system] ($)=(/)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _2017680)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=')'
   Fail: (199) [system] ($)=')'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _2023250)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _2025108)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
   Call: (201) [system] ($)=(/)
   Fail: (201) [system] ($)=(/)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _2041118)
   Exit: (200) [system] get_char((0x55fbb4538270), $)
   Call: (200) [system] ($)='('
   Fail: (200) [system] ($)='('
   Call: (200) [system] ($)='['
   Fail: (200) [system] ($)='['
   Call: (200) [system] ($)='{'
   Fail: (200) [system] ($)='{'
   Call: (200) [system] ($)='"'
   Fail: (200) [system] ($)='"'
   Call: (200) [system] ($)=!
   Fail: (200) [system] ($)=!
   Call: (200) [system] ($)='\''
   Fail: (200) [system] ($)='\''
   Call: (200) [system] ($)='`'
   Fail: (200) [system] ($)='`'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55fbb4538270), $, _2023250)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _2058760)
   Call: (202) [system] peek_char((0x55fbb4538270), _2059694)
   Exit: (202) [system] peek_char((0x55fbb4538270), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_2064414, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_2065346, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55fbb4538270), r)
   Exit: (202) [system] get_char((0x55fbb4538270), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _2072696)
   Call: (203) [system] peek_char((0x55fbb4538270), _2073630)
   Exit: (203) [system] peek_char((0x55fbb4538270), b)
^  Call: (203) [user] is_delimiter(b)
   Call: (204) [system] char_type(b, space)
   Fail: (204) [system] char_type(b, space)
   Call: (204) [system] arg(_2078350, v('(', ')', end_of_file), b)
   Fail: (204) [system] arg(_2079282, v('(', ')', end_of_file), b)
^  Fail: (203) [user] is_delimiter(b)
   Call: (203) [system] ')'==b
   Fail: (203) [system] ')'==b
   Call: (203) [system] get_char((0x55fbb4538270), b)
   Exit: (203) [system] get_char((0x55fbb4538270), b)
   Call: (203) [system] b=(\)
   Fail: (203) [system] b=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _2086632)
   Call: (204) [system] peek_char((0x55fbb4538270), _2087566)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (204) [user] is_delimiter(' ')
   Call: (205) [system] char_type(' ', space)
   Exit: (205) [system] char_type(' ', space)
^  Exit: (204) [user] is_delimiter(' ')
   Call: (204) [system] _2086632=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (203) [system] _2072696=[b]
   Exit: (203) [system] [b]=[b]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (202) [system] _3764=[r, b]
   Exit: (202) [system] [r, b]=[r, b]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, b])
^  Call: (201) [user] classify_and_convert_charseq([$, r, b], _3760)
^  Call: (202) [user] classify_and_convert_charseq_([$, r, b], _9316)
   Call: (203) [system] atom_chars(_10248, ['_', r, b])
   Exit: (203) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (202) [user] classify_and_convert_charseq_([$, r, b], _rb)
   Call: (202) [system] integer(_rb)
   Fail: (202) [system] integer(_rb)
   Call: (202) [system] _3760=_rb
   Exit: (202) [system] _rb=_rb
^  Exit: (201) [user] classify_and_convert_charseq([$, r, b], _rb)
^  Exit: (200) [user] read_symbolic(')', (0x55fbb4538270), $, _rb)
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), _rb)
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _19540)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _21398)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _30992)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _33696)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _50630)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _56200)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _58058)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _74068)
   Exit: (201) [system] get_char((0x55fbb4538270), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _56200)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _91710)
   Call: (203) [system] peek_char((0x55fbb4538270), _92644)
   Exit: (203) [system] peek_char((0x55fbb4538270), k)
^  Call: (203) [user] is_delimiter(k)
   Call: (204) [system] char_type(k, space)
   Fail: (204) [system] char_type(k, space)
   Call: (204) [system] arg(_97364, v('(', ')', end_of_file), k)
   Fail: (204) [system] arg(_98296, v('(', ')', end_of_file), k)
^  Fail: (203) [user] is_delimiter(k)
   Call: (203) [system] ')'==k
   Fail: (203) [system] ')'==k
   Call: (203) [system] get_char((0x55fbb4538270), k)
   Exit: (203) [system] get_char((0x55fbb4538270), k)
   Call: (203) [system] k=(\)
   Fail: (203) [system] k=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _105646)
   Call: (204) [system] peek_char((0x55fbb4538270), _106580)
   Exit: (204) [system] peek_char((0x55fbb4538270), ')')
^  Call: (204) [user] is_delimiter(')')
   Call: (205) [system] char_type(')', space)
   Fail: (205) [system] char_type(')', space)
   Call: (205) [system] arg(_111300, v('(', ')', end_of_file), ')')
   Exit: (205) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (204) [user] is_delimiter(')')
   Call: (204) [system] _105646=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (203) [system] _91710=[k]
   Exit: (203) [system] [k]=[k]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
^  Call: (202) [user] classify_and_convert_charseq([$, k], _56200)
^  Call: (203) [user] classify_and_convert_charseq_([$, k], _120530)
   Call: (204) [system] atom_chars(_121462, ['_', k])
   Exit: (204) [system] atom_chars('_k', ['_', k])
^  Exit: (203) [user] classify_and_convert_charseq_([$, k], _k)
   Call: (203) [system] integer(_k)
   Fail: (203) [system] integer(_k)
   Call: (203) [system] _56200=_k
   Exit: (203) [system] _k=_k
^  Exit: (202) [user] classify_and_convert_charseq([$, k], _k)
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _k)
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), _k)
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _130754)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _132612)
   Exit: (202) [system] peek_char((0x55fbb4538270), ')')
   Call: (202) [system] ')'=(;)
   Fail: (202) [system] ')'=(;)
   Call: (202) [system] ')'=(/)
   Fail: (202) [system] ')'=(/)
^  Call: (202) [user] is_like_space(')')
   Call: (203) [system] char_type(')', 'white')
   Fail: (203) [system] char_type(')', 'white')
   Call: (203) [system] char_type(')', end_of_line)
   Fail: (203) [system] char_type(')', end_of_line)
   Call: (203) [system] char_type(')', space)
   Fail: (203) [system] char_type(')', space)
   Call: (203) [system] char_type(')', cntrl)
   Fail: (203) [system] char_type(')', cntrl)
^  Fail: (202) [user] is_like_space(')')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _148622)
   Exit: (201) [system] peek_char((0x55fbb4538270), ')')
   Call: (201) [system] ')'=')'
   Exit: (201) [system] ')'=')'
   Call: (201) [system] get_char((0x55fbb4538270), _152412)
   Exit: (201) [system] get_char((0x55fbb4538270), ')')
   Call: (201) [system] _130754=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [])
   Call: (200) [system] _19540=[_k]
   Exit: (200) [system] [_k]=[_k]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [_k])
   Call: (199) [system] _3756=[_rb, _k]
   Exit: (199) [system] [_rb, _k]=[_rb, _k]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [_rb, _k])
   Call: (198) [system] _3746=[_kb, _rb, _k]
   Exit: (198) [system] [_kb, _rb, _k]=[_kb, _rb, _k]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [_kb, _rb, _k])
   Call: (197) [system] _3714=[[:, _proof1, _premise1], _kb, _rb, _k]
   Exit: (197) [system] [[:, _proof1, _premise1], _kb, _rb, _k]=[[:, _proof1, _premise1], _kb, _rb, _k]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [[:, _proof1, _premise1], _kb, _rb, _k])
   Call: (196) [system] _3706=[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]
   Exit: (196) [system] [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]=[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [synthesize, [:, _proof1, _premise1], _kb, _rb, _k])
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), [synthesize, [:, _proof1, _premise1], _kb, _rb, _k])
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _171882)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _173740)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
   Call: (196) [system] ')'=(;)
   Fail: (196) [system] ')'=(;)
   Call: (196) [system] ')'=(/)
   Fail: (196) [system] ')'=(/)
^  Call: (196) [user] is_like_space(')')
   Call: (197) [system] char_type(')', 'white')
   Fail: (197) [system] char_type(')', 'white')
   Call: (197) [system] char_type(')', end_of_line)
   Fail: (197) [system] char_type(')', end_of_line)
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] char_type(')', cntrl)
   Fail: (197) [system] char_type(')', cntrl)
^  Fail: (196) [user] is_like_space(')')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _189750)
   Exit: (195) [system] peek_char((0x55fbb4538270), ')')
   Call: (195) [system] ')'=')'
   Exit: (195) [system] ')'=')'
   Call: (195) [system] get_char((0x55fbb4538270), _193540)
   Exit: (195) [system] get_char((0x55fbb4538270), ')')
   Call: (195) [system] _171882=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [])
   Call: (194) [system] _3702=[[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]
   Exit: (194) [system] [[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]=[[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
   Call: (193) [system] _3668=[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]
   Exit: (193) [system] [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]=[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
^  Exit: (191) [user] cont_sexpr(')', (0x55fbb4538270), [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _204628)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _206486)
   Exit: (193) [system] peek_char((0x55fbb4538270), '\n')
   Call: (193) [system] '\n'=(;)
   Fail: (193) [system] '\n'=(;)
   Call: (193) [system] '\n'=(/)
   Fail: (193) [system] '\n'=(/)
^  Call: (193) [user] is_like_space('\n')
   Call: (194) [system] char_type('\n', 'white')
   Fail: (194) [system] char_type('\n', 'white')
   Call: (194) [system] char_type('\n', end_of_line)
   Exit: (194) [system] char_type('\n', end_of_line)
^  Exit: (193) [user] is_like_space('\n')
   Call: (193) [system] get_char((0x55fbb4538270), _217936)
   Exit: (193) [system] get_char((0x55fbb4538270), '\n')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _220640)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
   Call: (194) [system] ' '=(/)
   Fail: (194) [system] ' '=(/)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55fbb4538270), _230234)
   Exit: (194) [system] get_char((0x55fbb4538270), ' ')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _232938)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _242532)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _245236)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _254830)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _257534)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _267128)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _269832)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _279426)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _282130)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _291724)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _294428)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _304022)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _306726)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _316320)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _319024)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _328618)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _331322)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
   Call: (203) [system] ' '=(/)
   Fail: (203) [system] ' '=(/)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55fbb4538270), _340916)
   Exit: (203) [system] get_char((0x55fbb4538270), ' ')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _343620)
   Exit: (204) [system] peek_char((0x55fbb4538270), '(')
   Call: (204) [system] '('=(;)
   Fail: (204) [system] '('=(;)
   Call: (204) [system] '('=(/)
   Fail: (204) [system] '('=(/)
^  Call: (204) [user] is_like_space('(')
   Call: (205) [system] char_type('(', 'white')
   Fail: (205) [system] char_type('(', 'white')
   Call: (205) [system] char_type('(', end_of_line)
   Fail: (205) [system] char_type('(', end_of_line)
   Call: (205) [system] char_type('(', space)
   Fail: (205) [system] char_type('(', space)
   Call: (205) [system] char_type('(', cntrl)
   Fail: (205) [system] char_type('(', cntrl)
^  Fail: (204) [user] is_like_space('(')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _369794)
   Exit: (192) [system] peek_char((0x55fbb4538270), '(')
   Call: (192) [system] '('=')'
   Fail: (192) [system] '('=')'
   Call: (192) [system] '('=end_of_file
   Fail: (192) [system] '('=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _375364)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _377222)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
   Call: (194) [system] '('=(/)
   Fail: (194) [system] '('=(/)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _393232)
   Exit: (193) [system] get_char((0x55fbb4538270), '(')
   Call: (193) [system] '('='('
   Exit: (193) [system] '('='('
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _375364)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _398802)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
   Call: (195) [system] '('=(/)
   Fail: (195) [system] '('=(/)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _414812)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=')'
   Fail: (194) [system] '('=')'
   Call: (194) [system] '('=end_of_file
   Fail: (194) [system] '('=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _420382)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _422240)
   Exit: (196) [system] peek_char((0x55fbb4538270), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
   Call: (196) [system] '('=(/)
   Fail: (196) [system] '('=(/)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _438250)
   Exit: (195) [system] get_char((0x55fbb4538270), '(')
   Call: (195) [system] '('='('
   Exit: (195) [system] '('='('
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _420382)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _443820)
   Exit: (197) [system] peek_char((0x55fbb4538270), :)
   Call: (197) [system] (:)=(;)
   Fail: (197) [system] (:)=(;)
   Call: (197) [system] (:)=(/)
   Fail: (197) [system] (:)=(/)
^  Call: (197) [user] is_like_space(:)
   Call: (198) [system] char_type(:, 'white')
   Fail: (198) [system] char_type(:, 'white')
   Call: (198) [system] char_type(:, end_of_line)
   Fail: (198) [system] char_type(:, end_of_line)
   Call: (198) [system] char_type(:, space)
   Fail: (198) [system] char_type(:, space)
   Call: (198) [system] char_type(:, cntrl)
   Fail: (198) [system] char_type(:, cntrl)
^  Fail: (197) [user] is_like_space(:)
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _459830)
   Exit: (196) [system] peek_char((0x55fbb4538270), :)
   Call: (196) [system] (:)=')'
   Fail: (196) [system] (:)=')'
   Call: (196) [system] (:)=end_of_file
   Fail: (196) [system] (:)=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55fbb4538270), _465400)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _467258)
   Exit: (198) [system] peek_char((0x55fbb4538270), :)
   Call: (198) [system] (:)=(;)
   Fail: (198) [system] (:)=(;)
   Call: (198) [system] (:)=(/)
   Fail: (198) [system] (:)=(/)
^  Call: (198) [user] is_like_space(:)
   Call: (199) [system] char_type(:, 'white')
   Fail: (199) [system] char_type(:, 'white')
   Call: (199) [system] char_type(:, end_of_line)
   Fail: (199) [system] char_type(:, end_of_line)
   Call: (199) [system] char_type(:, space)
   Fail: (199) [system] char_type(:, space)
   Call: (199) [system] char_type(:, cntrl)
   Fail: (199) [system] char_type(:, cntrl)
^  Fail: (198) [user] is_like_space(:)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] get_char((0x55fbb4538270), _483268)
   Exit: (197) [system] get_char((0x55fbb4538270), :)
   Call: (197) [system] (:)='('
   Fail: (197) [system] (:)='('
   Call: (197) [system] (:)='['
   Fail: (197) [system] (:)='['
   Call: (197) [system] (:)='{'
   Fail: (197) [system] (:)='{'
   Call: (197) [system] (:)='"'
   Fail: (197) [system] (:)='"'
   Call: (197) [system] (:)=!
   Fail: (197) [system] (:)=!
   Call: (197) [system] (:)='\''
   Fail: (197) [system] (:)='\''
   Call: (197) [system] (:)='`'
   Fail: (197) [system] (:)='`'
   Call: (197) [system] (:)=end_of_file
   Fail: (197) [system] (:)=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55fbb4538270), :, _465400)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _500910)
   Call: (199) [system] peek_char((0x55fbb4538270), _501844)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (199) [user] is_delimiter(' ')
   Call: (200) [system] char_type(' ', space)
   Exit: (200) [system] char_type(' ', space)
^  Exit: (199) [user] is_delimiter(' ')
   Call: (199) [system] _500910=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (198) [user] classify_and_convert_charseq([:], _465400)
^  Call: (199) [user] classify_and_convert_charseq_([:], _511128)
^  Call: (201) [system] setup_call_cleanup('$notrace'(_512080, _512082), once(user:catch(read_from_chars([:], _511128), _512062, fail)), '$restore_trace'(_512080, _512082))
^  Call: (202) [system] sig_atomic(system:'$notrace'(_512080, _512082))
^  Exit: (201) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _512062, fail)), system:'$restore_trace'(3, -1))
   Call: (200) [system] atomic(:)
   Exit: (200) [system] atomic(:)
^  Exit: (199) [user] classify_and_convert_charseq_([:], :)
   Call: (199) [system] integer(:)
   Fail: (199) [system] integer(:)
   Call: (199) [system] _465400=(:)
   Exit: (199) [system] (:)=(:)
^  Exit: (198) [user] classify_and_convert_charseq([:], :)
^  Exit: (197) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (196) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _524208)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _526066)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _535660)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _538364)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
   Call: (199) [system] ($)=(/)
   Fail: (199) [system] ($)=(/)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _555298)
   Exit: (197) [system] peek_char((0x55fbb4538270), $)
   Call: (197) [system] ($)=')'
   Fail: (197) [system] ($)=')'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _560868)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _562726)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
   Call: (199) [system] ($)=(/)
   Fail: (199) [system] ($)=(/)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _578736)
   Exit: (198) [system] get_char((0x55fbb4538270), $)
   Call: (198) [system] ($)='('
   Fail: (198) [system] ($)='('
   Call: (198) [system] ($)='['
   Fail: (198) [system] ($)='['
   Call: (198) [system] ($)='{'
   Fail: (198) [system] ($)='{'
   Call: (198) [system] ($)='"'
   Fail: (198) [system] ($)='"'
   Call: (198) [system] ($)=!
   Fail: (198) [system] ($)=!
   Call: (198) [system] ($)='\''
   Fail: (198) [system] ($)='\''
   Call: (198) [system] ($)='`'
   Fail: (198) [system] ($)='`'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55fbb4538270), $, _560868)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _596378)
   Call: (200) [system] peek_char((0x55fbb4538270), _597312)
   Exit: (200) [system] peek_char((0x55fbb4538270), p)
^  Call: (200) [user] is_delimiter(p)
   Call: (201) [system] char_type(p, space)
   Fail: (201) [system] char_type(p, space)
   Call: (201) [system] arg(_602032, v('(', ')', end_of_file), p)
   Fail: (201) [system] arg(_602964, v('(', ')', end_of_file), p)
^  Fail: (200) [user] is_delimiter(p)
   Call: (200) [system] ')'==p
   Fail: (200) [system] ')'==p
   Call: (200) [system] get_char((0x55fbb4538270), p)
   Exit: (200) [system] get_char((0x55fbb4538270), p)
   Call: (200) [system] p=(\)
   Fail: (200) [system] p=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _610314)
   Call: (201) [system] peek_char((0x55fbb4538270), _611248)
   Exit: (201) [system] peek_char((0x55fbb4538270), r)
^  Call: (201) [user] is_delimiter(r)
   Call: (202) [system] char_type(r, space)
   Fail: (202) [system] char_type(r, space)
   Call: (202) [system] arg(_615968, v('(', ')', end_of_file), r)
   Fail: (202) [system] arg(_616900, v('(', ')', end_of_file), r)
^  Fail: (201) [user] is_delimiter(r)
   Call: (201) [system] ')'==r
   Fail: (201) [system] ')'==r
   Call: (201) [system] get_char((0x55fbb4538270), r)
   Exit: (201) [system] get_char((0x55fbb4538270), r)
   Call: (201) [system] r=(\)
   Fail: (201) [system] r=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _624250)
   Call: (202) [system] peek_char((0x55fbb4538270), _625184)
   Exit: (202) [system] peek_char((0x55fbb4538270), o)
^  Call: (202) [user] is_delimiter(o)
   Call: (203) [system] char_type(o, space)
   Fail: (203) [system] char_type(o, space)
   Call: (203) [system] arg(_629904, v('(', ')', end_of_file), o)
   Fail: (203) [system] arg(_630836, v('(', ')', end_of_file), o)
^  Fail: (202) [user] is_delimiter(o)
   Call: (202) [system] ')'==o
   Fail: (202) [system] ')'==o
   Call: (202) [system] get_char((0x55fbb4538270), o)
   Exit: (202) [system] get_char((0x55fbb4538270), o)
   Call: (202) [system] o=(\)
   Fail: (202) [system] o=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _638186)
   Call: (203) [system] peek_char((0x55fbb4538270), _639120)
   Exit: (203) [system] peek_char((0x55fbb4538270), o)
^  Call: (203) [user] is_delimiter(o)
   Call: (204) [system] char_type(o, space)
   Fail: (204) [system] char_type(o, space)
   Call: (204) [system] arg(_643840, v('(', ')', end_of_file), o)
   Fail: (204) [system] arg(_644772, v('(', ')', end_of_file), o)
^  Fail: (203) [user] is_delimiter(o)
   Call: (203) [system] ')'==o
   Fail: (203) [system] ')'==o
   Call: (203) [system] get_char((0x55fbb4538270), o)
   Exit: (203) [system] get_char((0x55fbb4538270), o)
   Call: (203) [system] o=(\)
   Fail: (203) [system] o=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _652122)
   Call: (204) [system] peek_char((0x55fbb4538270), _653056)
   Exit: (204) [system] peek_char((0x55fbb4538270), f)
^  Call: (204) [user] is_delimiter(f)
   Call: (205) [system] char_type(f, space)
   Fail: (205) [system] char_type(f, space)
   Call: (205) [system] arg(_657776, v('(', ')', end_of_file), f)
   Fail: (205) [system] arg(_658708, v('(', ')', end_of_file), f)
^  Fail: (204) [user] is_delimiter(f)
   Call: (204) [system] ')'==f
   Fail: (204) [system] ')'==f
   Call: (204) [system] get_char((0x55fbb4538270), f)
   Exit: (204) [system] get_char((0x55fbb4538270), f)
   Call: (204) [system] f=(\)
   Fail: (204) [system] f=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _666058)
   Call: (205) [system] peek_char((0x55fbb4538270), _666992)
   Exit: (205) [system] peek_char((0x55fbb4538270), '2')
^  Call: (205) [user] is_delimiter('2')
   Call: (206) [system] char_type('2', space)
   Fail: (206) [system] char_type('2', space)
   Call: (206) [system] arg(_671712, v('(', ')', end_of_file), '2')
   Fail: (206) [system] arg(_672644, v('(', ')', end_of_file), '2')
^  Fail: (205) [user] is_delimiter('2')
   Call: (205) [system] ')'=='2'
   Fail: (205) [system] ')'=='2'
   Call: (205) [system] get_char((0x55fbb4538270), '2')
   Exit: (205) [system] get_char((0x55fbb4538270), '2')
   Call: (205) [system] '2'=(\)
   Fail: (205) [system] '2'=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _679994)
   Call: (206) [system] peek_char((0x55fbb4538270), _680928)
   Exit: (206) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (206) [user] is_delimiter(' ')
   Call: (207) [system] char_type(' ', space)
   Exit: (207) [system] char_type(' ', space)
^  Exit: (206) [user] is_delimiter(' ')
   Call: (206) [system] _679994=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (205) [system] _666058=['2']
   Exit: (205) [system] ['2']=['2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), ['2'])
   Call: (204) [system] _652122=[f, '2']
   Exit: (204) [system] [f, '2']=[f, '2']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [f, '2'])
   Call: (203) [system] _638186=[o, f, '2']
   Exit: (203) [system] [o, f, '2']=[o, f, '2']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, f, '2'])
   Call: (202) [system] _624250=[o, o, f, '2']
   Exit: (202) [system] [o, o, f, '2']=[o, o, f, '2']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, o, f, '2'])
   Call: (201) [system] _610314=[r, o, o, f, '2']
   Exit: (201) [system] [r, o, o, f, '2']=[r, o, o, f, '2']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, o, f, '2'])
   Call: (200) [system] _596378=[p, r, o, o, f, '2']
   Exit: (200) [system] [p, r, o, o, f, '2']=[p, r, o, o, f, '2']
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, o, o, f, '2'])
^  Call: (199) [user] classify_and_convert_charseq([$, p, r, o, o, f, '2'], _560868)
^  Call: (200) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '2'], _706976)
   Call: (201) [system] atom_chars(_707908, ['_', p, r, o, o, f, '2'])
   Exit: (201) [system] atom_chars('_proof2', ['_', p, r, o, o, f, '2'])
^  Exit: (200) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '2'], _proof2)
   Call: (200) [system] integer(_proof2)
   Fail: (200) [system] integer(_proof2)
   Call: (200) [system] _560868=_proof2
   Exit: (200) [system] _proof2=_proof2
^  Exit: (199) [user] classify_and_convert_charseq([$, p, r, o, o, f, '2'], _proof2)
^  Exit: (198) [user] read_symbolic(')', (0x55fbb4538270), $, _proof2)
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), _proof2)
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _717200)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _719058)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _728652)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _731356)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
   Call: (200) [system] ($)=(/)
   Fail: (200) [system] ($)=(/)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _748290)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=')'
   Fail: (198) [system] ($)=')'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _753860)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _755718)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
   Call: (200) [system] ($)=(/)
   Fail: (200) [system] ($)=(/)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _771728)
   Exit: (199) [system] get_char((0x55fbb4538270), $)
   Call: (199) [system] ($)='('
   Fail: (199) [system] ($)='('
   Call: (199) [system] ($)='['
   Fail: (199) [system] ($)='['
   Call: (199) [system] ($)='{'
   Fail: (199) [system] ($)='{'
   Call: (199) [system] ($)='"'
   Fail: (199) [system] ($)='"'
   Call: (199) [system] ($)=!
   Fail: (199) [system] ($)=!
   Call: (199) [system] ($)='\''
   Fail: (199) [system] ($)='\''
   Call: (199) [system] ($)='`'
   Fail: (199) [system] ($)='`'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55fbb4538270), $, _753860)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _789370)
   Call: (201) [system] peek_char((0x55fbb4538270), _790304)
   Exit: (201) [system] peek_char((0x55fbb4538270), p)
^  Call: (201) [user] is_delimiter(p)
   Call: (202) [system] char_type(p, space)
   Fail: (202) [system] char_type(p, space)
   Call: (202) [system] arg(_795024, v('(', ')', end_of_file), p)
   Fail: (202) [system] arg(_795956, v('(', ')', end_of_file), p)
^  Fail: (201) [user] is_delimiter(p)
   Call: (201) [system] ')'==p
   Fail: (201) [system] ')'==p
   Call: (201) [system] get_char((0x55fbb4538270), p)
   Exit: (201) [system] get_char((0x55fbb4538270), p)
   Call: (201) [system] p=(\)
   Fail: (201) [system] p=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _803306)
   Call: (202) [system] peek_char((0x55fbb4538270), _804240)
   Exit: (202) [system] peek_char((0x55fbb4538270), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_808960, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_809892, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55fbb4538270), r)
   Exit: (202) [system] get_char((0x55fbb4538270), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _817242)
   Call: (203) [system] peek_char((0x55fbb4538270), _818176)
   Exit: (203) [system] peek_char((0x55fbb4538270), e)
^  Call: (203) [user] is_delimiter(e)
   Call: (204) [system] char_type(e, space)
   Fail: (204) [system] char_type(e, space)
   Call: (204) [system] arg(_822896, v('(', ')', end_of_file), e)
   Fail: (204) [system] arg(_823828, v('(', ')', end_of_file), e)
^  Fail: (203) [user] is_delimiter(e)
   Call: (203) [system] ')'==e
   Fail: (203) [system] ')'==e
   Call: (203) [system] get_char((0x55fbb4538270), e)
   Exit: (203) [system] get_char((0x55fbb4538270), e)
   Call: (203) [system] e=(\)
   Fail: (203) [system] e=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _831178)
   Call: (204) [system] peek_char((0x55fbb4538270), _832112)
   Exit: (204) [system] peek_char((0x55fbb4538270), m)
^  Call: (204) [user] is_delimiter(m)
   Call: (205) [system] char_type(m, space)
   Fail: (205) [system] char_type(m, space)
   Call: (205) [system] arg(_836832, v('(', ')', end_of_file), m)
   Fail: (205) [system] arg(_837764, v('(', ')', end_of_file), m)
^  Fail: (204) [user] is_delimiter(m)
   Call: (204) [system] ')'==m
   Fail: (204) [system] ')'==m
   Call: (204) [system] get_char((0x55fbb4538270), m)
   Exit: (204) [system] get_char((0x55fbb4538270), m)
   Call: (204) [system] m=(\)
   Fail: (204) [system] m=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _845114)
   Call: (205) [system] peek_char((0x55fbb4538270), _846048)
   Exit: (205) [system] peek_char((0x55fbb4538270), i)
^  Call: (205) [user] is_delimiter(i)
   Call: (206) [system] char_type(i, space)
   Fail: (206) [system] char_type(i, space)
   Call: (206) [system] arg(_850768, v('(', ')', end_of_file), i)
   Fail: (206) [system] arg(_851700, v('(', ')', end_of_file), i)
^  Fail: (205) [user] is_delimiter(i)
   Call: (205) [system] ')'==i
   Fail: (205) [system] ')'==i
   Call: (205) [system] get_char((0x55fbb4538270), i)
   Exit: (205) [system] get_char((0x55fbb4538270), i)
   Call: (205) [system] i=(\)
   Fail: (205) [system] i=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _859050)
   Call: (206) [system] peek_char((0x55fbb4538270), _859984)
   Exit: (206) [system] peek_char((0x55fbb4538270), s)
^  Call: (206) [user] is_delimiter(s)
   Call: (207) [system] char_type(s, space)
   Fail: (207) [system] char_type(s, space)
   Call: (207) [system] arg(_864704, v('(', ')', end_of_file), s)
   Fail: (207) [system] arg(_865636, v('(', ')', end_of_file), s)
^  Fail: (206) [user] is_delimiter(s)
   Call: (206) [system] ')'==s
   Fail: (206) [system] ')'==s
   Call: (206) [system] get_char((0x55fbb4538270), s)
   Exit: (206) [system] get_char((0x55fbb4538270), s)
   Call: (206) [system] s=(\)
   Fail: (206) [system] s=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _872986)
   Call: (207) [system] peek_char((0x55fbb4538270), _873920)
   Exit: (207) [system] peek_char((0x55fbb4538270), e)
^  Call: (207) [user] is_delimiter(e)
   Call: (208) [system] char_type(e, space)
   Fail: (208) [system] char_type(e, space)
   Call: (208) [system] arg(_878640, v('(', ')', end_of_file), e)
   Fail: (208) [system] arg(_879572, v('(', ')', end_of_file), e)
^  Fail: (207) [user] is_delimiter(e)
   Call: (207) [system] ')'==e
   Fail: (207) [system] ')'==e
   Call: (207) [system] get_char((0x55fbb4538270), e)
   Exit: (207) [system] get_char((0x55fbb4538270), e)
   Call: (207) [system] e=(\)
   Fail: (207) [system] e=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _886922)
   Call: (208) [system] peek_char((0x55fbb4538270), _887856)
   Exit: (208) [system] peek_char((0x55fbb4538270), '2')
^  Call: (208) [user] is_delimiter('2')
   Call: (209) [system] char_type('2', space)
   Fail: (209) [system] char_type('2', space)
   Call: (209) [system] arg(_892576, v('(', ')', end_of_file), '2')
   Fail: (209) [system] arg(_893508, v('(', ')', end_of_file), '2')
^  Fail: (208) [user] is_delimiter('2')
   Call: (208) [system] ')'=='2'
   Fail: (208) [system] ')'=='2'
   Call: (208) [system] get_char((0x55fbb4538270), '2')
   Exit: (208) [system] get_char((0x55fbb4538270), '2')
   Call: (208) [system] '2'=(\)
   Fail: (208) [system] '2'=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _900858)
   Call: (209) [system] peek_char((0x55fbb4538270), _901792)
   Exit: (209) [system] peek_char((0x55fbb4538270), ')')
^  Call: (209) [user] is_delimiter(')')
   Call: (210) [system] char_type(')', space)
   Fail: (210) [system] char_type(')', space)
   Call: (210) [system] arg(_906512, v('(', ')', end_of_file), ')')
   Exit: (210) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (209) [user] is_delimiter(')')
   Call: (209) [system] _900858=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (208) [system] _886922=['2']
   Exit: (208) [system] ['2']=['2']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), ['2'])
   Call: (207) [system] _872986=[e, '2']
   Exit: (207) [system] [e, '2']=[e, '2']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, '2'])
   Call: (206) [system] _859050=[s, e, '2']
   Exit: (206) [system] [s, e, '2']=[s, e, '2']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e, '2'])
   Call: (205) [system] _845114=[i, s, e, '2']
   Exit: (205) [system] [i, s, e, '2']=[i, s, e, '2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, e, '2'])
   Call: (204) [system] _831178=[m, i, s, e, '2']
   Exit: (204) [system] [m, i, s, e, '2']=[m, i, s, e, '2']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, i, s, e, '2'])
   Call: (203) [system] _817242=[e, m, i, s, e, '2']
   Exit: (203) [system] [e, m, i, s, e, '2']=[e, m, i, s, e, '2']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, m, i, s, e, '2'])
   Call: (202) [system] _803306=[r, e, m, i, s, e, '2']
   Exit: (202) [system] [r, e, m, i, s, e, '2']=[r, e, m, i, s, e, '2']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, e, m, i, s, e, '2'])
   Call: (201) [system] _789370=[p, r, e, m, i, s, e, '2']
   Exit: (201) [system] [p, r, e, m, i, s, e, '2']=[p, r, e, m, i, s, e, '2']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, e, m, i, s, e, '2'])
^  Call: (200) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '2'], _753860)
^  Call: (201) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '2'], _935300)
   Call: (202) [system] atom_chars(_936232, ['_', p, r, e, m, i, s, e, '2'])
   Exit: (202) [system] atom_chars('_premise2', ['_', p, r, e, m, i, s, e, '2'])
^  Exit: (201) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '2'], _premise2)
   Call: (201) [system] integer(_premise2)
   Fail: (201) [system] integer(_premise2)
   Call: (201) [system] _753860=_premise2
   Exit: (201) [system] _premise2=_premise2
^  Exit: (200) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '2'], _premise2)
^  Exit: (199) [user] read_symbolic(')', (0x55fbb4538270), $, _premise2)
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), _premise2)
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _945524)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _947382)
   Exit: (200) [system] peek_char((0x55fbb4538270), ')')
   Call: (200) [system] ')'=(;)
   Fail: (200) [system] ')'=(;)
   Call: (200) [system] ')'=(/)
   Fail: (200) [system] ')'=(/)
^  Call: (200) [user] is_like_space(')')
   Call: (201) [system] char_type(')', 'white')
   Fail: (201) [system] char_type(')', 'white')
   Call: (201) [system] char_type(')', end_of_line)
   Fail: (201) [system] char_type(')', end_of_line)
   Call: (201) [system] char_type(')', space)
   Fail: (201) [system] char_type(')', space)
   Call: (201) [system] char_type(')', cntrl)
   Fail: (201) [system] char_type(')', cntrl)
^  Fail: (200) [user] is_like_space(')')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _963392)
   Exit: (199) [system] peek_char((0x55fbb4538270), ')')
   Call: (199) [system] ')'=')'
   Exit: (199) [system] ')'=')'
   Call: (199) [system] get_char((0x55fbb4538270), _967182)
   Exit: (199) [system] get_char((0x55fbb4538270), ')')
   Call: (199) [system] _945524=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [])
   Call: (198) [system] _717200=[_premise2]
   Exit: (198) [system] [_premise2]=[_premise2]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [_premise2])
   Call: (197) [system] _524208=[_proof2, _premise2]
   Exit: (197) [system] [_proof2, _premise2]=[_proof2, _premise2]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [_proof2, _premise2])
   Call: (196) [system] _420382=[:, _proof2, _premise2]
   Exit: (196) [system] [:, _proof2, _premise2]=[:, _proof2, _premise2]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [:, _proof2, _premise2])
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), [:, _proof2, _premise2])
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _981064)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _982922)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _992516)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _995220)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
   Call: (197) [system] '('=(/)
   Fail: (197) [system] '('=(/)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1012154)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=')'
   Fail: (195) [system] '('=')'
   Call: (195) [system] '('=end_of_file
   Fail: (195) [system] '('=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _1017724)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1019582)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
   Call: (197) [system] '('=(/)
   Fail: (197) [system] '('=(/)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _1035592)
   Exit: (196) [system] get_char((0x55fbb4538270), '(')
   Call: (196) [system] '('='('
   Exit: (196) [system] '('='('
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _1017724)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1041162)
   Exit: (198) [system] peek_char((0x55fbb4538270), s)
   Call: (198) [system] s=(;)
   Fail: (198) [system] s=(;)
   Call: (198) [system] s=(/)
   Fail: (198) [system] s=(/)
^  Call: (198) [user] is_like_space(s)
   Call: (199) [system] char_type(s, 'white')
   Fail: (199) [system] char_type(s, 'white')
   Call: (199) [system] char_type(s, end_of_line)
   Fail: (199) [system] char_type(s, end_of_line)
   Call: (199) [system] char_type(s, space)
   Fail: (199) [system] char_type(s, space)
   Call: (199) [system] char_type(s, cntrl)
   Fail: (199) [system] char_type(s, cntrl)
^  Fail: (198) [user] is_like_space(s)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1057172)
   Exit: (197) [system] peek_char((0x55fbb4538270), s)
   Call: (197) [system] s=')'
   Fail: (197) [system] s=')'
   Call: (197) [system] s=end_of_file
   Fail: (197) [system] s=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _1062742)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1064600)
   Exit: (199) [system] peek_char((0x55fbb4538270), s)
   Call: (199) [system] s=(;)
   Fail: (199) [system] s=(;)
   Call: (199) [system] s=(/)
   Fail: (199) [system] s=(/)
^  Call: (199) [user] is_like_space(s)
   Call: (200) [system] char_type(s, 'white')
   Fail: (200) [system] char_type(s, 'white')
   Call: (200) [system] char_type(s, end_of_line)
   Fail: (200) [system] char_type(s, end_of_line)
   Call: (200) [system] char_type(s, space)
   Fail: (200) [system] char_type(s, space)
   Call: (200) [system] char_type(s, cntrl)
   Fail: (200) [system] char_type(s, cntrl)
^  Fail: (199) [user] is_like_space(s)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _1080610)
   Exit: (198) [system] get_char((0x55fbb4538270), s)
   Call: (198) [system] s='('
   Fail: (198) [system] s='('
   Call: (198) [system] s='['
   Fail: (198) [system] s='['
   Call: (198) [system] s='{'
   Fail: (198) [system] s='{'
   Call: (198) [system] s='"'
   Fail: (198) [system] s='"'
   Call: (198) [system] s=!
   Fail: (198) [system] s=!
   Call: (198) [system] s='\''
   Fail: (198) [system] s='\''
   Call: (198) [system] s='`'
   Fail: (198) [system] s='`'
   Call: (198) [system] s=end_of_file
   Fail: (198) [system] s=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55fbb4538270), s, _1062742)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _1098252)
   Call: (200) [system] peek_char((0x55fbb4538270), _1099186)
   Exit: (200) [system] peek_char((0x55fbb4538270), y)
^  Call: (200) [user] is_delimiter(y)
   Call: (201) [system] char_type(y, space)
   Fail: (201) [system] char_type(y, space)
   Call: (201) [system] arg(_1103906, v('(', ')', end_of_file), y)
   Fail: (201) [system] arg(_1104838, v('(', ')', end_of_file), y)
^  Fail: (200) [user] is_delimiter(y)
   Call: (200) [system] ')'==y
   Fail: (200) [system] ')'==y
   Call: (200) [system] get_char((0x55fbb4538270), y)
   Exit: (200) [system] get_char((0x55fbb4538270), y)
   Call: (200) [system] y=(\)
   Fail: (200) [system] y=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _1112188)
   Call: (201) [system] peek_char((0x55fbb4538270), _1113122)
   Exit: (201) [system] peek_char((0x55fbb4538270), n)
^  Call: (201) [user] is_delimiter(n)
   Call: (202) [system] char_type(n, space)
   Fail: (202) [system] char_type(n, space)
   Call: (202) [system] arg(_1117842, v('(', ')', end_of_file), n)
   Fail: (202) [system] arg(_1118774, v('(', ')', end_of_file), n)
^  Fail: (201) [user] is_delimiter(n)
   Call: (201) [system] ')'==n
   Fail: (201) [system] ')'==n
   Call: (201) [system] get_char((0x55fbb4538270), n)
   Exit: (201) [system] get_char((0x55fbb4538270), n)
   Call: (201) [system] n=(\)
   Fail: (201) [system] n=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1126124)
   Call: (202) [system] peek_char((0x55fbb4538270), _1127058)
   Exit: (202) [system] peek_char((0x55fbb4538270), t)
^  Call: (202) [user] is_delimiter(t)
   Call: (203) [system] char_type(t, space)
   Fail: (203) [system] char_type(t, space)
   Call: (203) [system] arg(_1131778, v('(', ')', end_of_file), t)
   Fail: (203) [system] arg(_1132710, v('(', ')', end_of_file), t)
^  Fail: (202) [user] is_delimiter(t)
   Call: (202) [system] ')'==t
   Fail: (202) [system] ')'==t
   Call: (202) [system] get_char((0x55fbb4538270), t)
   Exit: (202) [system] get_char((0x55fbb4538270), t)
   Call: (202) [system] t=(\)
   Fail: (202) [system] t=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1140060)
   Call: (203) [system] peek_char((0x55fbb4538270), _1140994)
   Exit: (203) [system] peek_char((0x55fbb4538270), h)
^  Call: (203) [user] is_delimiter(h)
   Call: (204) [system] char_type(h, space)
   Fail: (204) [system] char_type(h, space)
   Call: (204) [system] arg(_1145714, v('(', ')', end_of_file), h)
   Fail: (204) [system] arg(_1146646, v('(', ')', end_of_file), h)
^  Fail: (203) [user] is_delimiter(h)
   Call: (203) [system] ')'==h
   Fail: (203) [system] ')'==h
   Call: (203) [system] get_char((0x55fbb4538270), h)
   Exit: (203) [system] get_char((0x55fbb4538270), h)
   Call: (203) [system] h=(\)
   Fail: (203) [system] h=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1153996)
   Call: (204) [system] peek_char((0x55fbb4538270), _1154930)
   Exit: (204) [system] peek_char((0x55fbb4538270), e)
^  Call: (204) [user] is_delimiter(e)
   Call: (205) [system] char_type(e, space)
   Fail: (205) [system] char_type(e, space)
   Call: (205) [system] arg(_1159650, v('(', ')', end_of_file), e)
   Fail: (205) [system] arg(_1160582, v('(', ')', end_of_file), e)
^  Fail: (204) [user] is_delimiter(e)
   Call: (204) [system] ')'==e
   Fail: (204) [system] ')'==e
   Call: (204) [system] get_char((0x55fbb4538270), e)
   Exit: (204) [system] get_char((0x55fbb4538270), e)
   Call: (204) [system] e=(\)
   Fail: (204) [system] e=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1167932)
   Call: (205) [system] peek_char((0x55fbb4538270), _1168866)
   Exit: (205) [system] peek_char((0x55fbb4538270), s)
^  Call: (205) [user] is_delimiter(s)
   Call: (206) [system] char_type(s, space)
   Fail: (206) [system] char_type(s, space)
   Call: (206) [system] arg(_1173586, v('(', ')', end_of_file), s)
   Fail: (206) [system] arg(_1174518, v('(', ')', end_of_file), s)
^  Fail: (205) [user] is_delimiter(s)
   Call: (205) [system] ')'==s
   Fail: (205) [system] ')'==s
   Call: (205) [system] get_char((0x55fbb4538270), s)
   Exit: (205) [system] get_char((0x55fbb4538270), s)
   Call: (205) [system] s=(\)
   Fail: (205) [system] s=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1181868)
   Call: (206) [system] peek_char((0x55fbb4538270), _1182802)
   Exit: (206) [system] peek_char((0x55fbb4538270), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_1187522, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_1188454, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55fbb4538270), i)
   Exit: (206) [system] get_char((0x55fbb4538270), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1195804)
   Call: (207) [system] peek_char((0x55fbb4538270), _1196738)
   Exit: (207) [system] peek_char((0x55fbb4538270), z)
^  Call: (207) [user] is_delimiter(z)
   Call: (208) [system] char_type(z, space)
   Fail: (208) [system] char_type(z, space)
   Call: (208) [system] arg(_1201458, v('(', ')', end_of_file), z)
   Fail: (208) [system] arg(_1202390, v('(', ')', end_of_file), z)
^  Fail: (207) [user] is_delimiter(z)
   Call: (207) [system] ')'==z
   Fail: (207) [system] ')'==z
   Call: (207) [system] get_char((0x55fbb4538270), z)
   Exit: (207) [system] get_char((0x55fbb4538270), z)
   Call: (207) [system] z=(\)
   Fail: (207) [system] z=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1209740)
   Call: (208) [system] peek_char((0x55fbb4538270), _1210674)
   Exit: (208) [system] peek_char((0x55fbb4538270), e)
^  Call: (208) [user] is_delimiter(e)
   Call: (209) [system] char_type(e, space)
   Fail: (209) [system] char_type(e, space)
   Call: (209) [system] arg(_1215394, v('(', ')', end_of_file), e)
   Fail: (209) [system] arg(_1216326, v('(', ')', end_of_file), e)
^  Fail: (208) [user] is_delimiter(e)
   Call: (208) [system] ')'==e
   Fail: (208) [system] ')'==e
   Call: (208) [system] get_char((0x55fbb4538270), e)
   Exit: (208) [system] get_char((0x55fbb4538270), e)
   Call: (208) [system] e=(\)
   Fail: (208) [system] e=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1223676)
   Call: (209) [system] peek_char((0x55fbb4538270), _1224610)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _1223676=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (208) [system] _1209740=[e]
   Exit: (208) [system] [e]=[e]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (207) [system] _1195804=[z, e]
   Exit: (207) [system] [z, e]=[z, e]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [z, e])
   Call: (206) [system] _1181868=[i, z, e]
   Exit: (206) [system] [i, z, e]=[i, z, e]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, z, e])
   Call: (205) [system] _1167932=[s, i, z, e]
   Exit: (205) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, i, z, e])
   Call: (204) [system] _1153996=[e, s, i, z, e]
   Exit: (204) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, s, i, z, e])
   Call: (203) [system] _1140060=[h, e, s, i, z, e]
   Exit: (203) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [h, e, s, i, z, e])
   Call: (202) [system] _1126124=[t, h, e, s, i, z, e]
   Exit: (202) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, h, e, s, i, z, e])
   Call: (201) [system] _1112188=[n, t, h, e, s, i, z, e]
   Exit: (201) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, h, e, s, i, z, e])
   Call: (200) [system] _1098252=[y, n, t, h, e, s, i, z, e]
   Exit: (200) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [y, n, t, h, e, s, i, z, e])
^  Call: (199) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], _1062742)
^  Call: (200) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], _1259040)
^  Call: (202) [system] setup_call_cleanup('$notrace'(_1259992, _1259994), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _1259040), _1259974, fail)), '$restore_trace'(_1259992, _1259994))
^  Call: (203) [system] sig_atomic(system:'$notrace'(_1259992, _1259994))
^  Exit: (202) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _1259974, fail)), system:'$restore_trace'(3, -1))
   Call: (201) [system] atomic(synthesize)
   Exit: (201) [system] atomic(synthesize)
^  Exit: (200) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], synthesize)
   Call: (200) [system] integer(synthesize)
   Fail: (200) [system] integer(synthesize)
   Call: (200) [system] _1062742=synthesize
   Exit: (200) [system] synthesize=synthesize
^  Exit: (199) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (198) [user] read_symbolic(')', (0x55fbb4538270), s, synthesize)
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), synthesize)
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _1272120)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1273978)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _1283572)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1286276)
   Exit: (200) [system] peek_char((0x55fbb4538270), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
   Call: (200) [system] '('=(/)
   Fail: (200) [system] '('=(/)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1303210)
   Exit: (198) [system] peek_char((0x55fbb4538270), '(')
   Call: (198) [system] '('=')'
   Fail: (198) [system] '('=')'
   Call: (198) [system] '('=end_of_file
   Fail: (198) [system] '('=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _1308780)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1310638)
   Exit: (200) [system] peek_char((0x55fbb4538270), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
   Call: (200) [system] '('=(/)
   Fail: (200) [system] '('=(/)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _1326648)
   Exit: (199) [system] get_char((0x55fbb4538270), '(')
   Call: (199) [system] '('='('
   Exit: (199) [system] '('='('
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _1308780)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1332218)
   Exit: (201) [system] peek_char((0x55fbb4538270), :)
   Call: (201) [system] (:)=(;)
   Fail: (201) [system] (:)=(;)
   Call: (201) [system] (:)=(/)
   Fail: (201) [system] (:)=(/)
^  Call: (201) [user] is_like_space(:)
   Call: (202) [system] char_type(:, 'white')
   Fail: (202) [system] char_type(:, 'white')
   Call: (202) [system] char_type(:, end_of_line)
   Fail: (202) [system] char_type(:, end_of_line)
   Call: (202) [system] char_type(:, space)
   Fail: (202) [system] char_type(:, space)
   Call: (202) [system] char_type(:, cntrl)
   Fail: (202) [system] char_type(:, cntrl)
^  Fail: (201) [user] is_like_space(:)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1348228)
   Exit: (200) [system] peek_char((0x55fbb4538270), :)
   Call: (200) [system] (:)=')'
   Fail: (200) [system] (:)=')'
   Call: (200) [system] (:)=end_of_file
   Fail: (200) [system] (:)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _1353798)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1355656)
   Exit: (202) [system] peek_char((0x55fbb4538270), :)
   Call: (202) [system] (:)=(;)
   Fail: (202) [system] (:)=(;)
   Call: (202) [system] (:)=(/)
   Fail: (202) [system] (:)=(/)
^  Call: (202) [user] is_like_space(:)
   Call: (203) [system] char_type(:, 'white')
   Fail: (203) [system] char_type(:, 'white')
   Call: (203) [system] char_type(:, end_of_line)
   Fail: (203) [system] char_type(:, end_of_line)
   Call: (203) [system] char_type(:, space)
   Fail: (203) [system] char_type(:, space)
   Call: (203) [system] char_type(:, cntrl)
   Fail: (203) [system] char_type(:, cntrl)
^  Fail: (202) [user] is_like_space(:)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _1371666)
   Exit: (201) [system] get_char((0x55fbb4538270), :)
   Call: (201) [system] (:)='('
   Fail: (201) [system] (:)='('
   Call: (201) [system] (:)='['
   Fail: (201) [system] (:)='['
   Call: (201) [system] (:)='{'
   Fail: (201) [system] (:)='{'
   Call: (201) [system] (:)='"'
   Fail: (201) [system] (:)='"'
   Call: (201) [system] (:)=!
   Fail: (201) [system] (:)=!
   Call: (201) [system] (:)='\''
   Fail: (201) [system] (:)='\''
   Call: (201) [system] (:)='`'
   Fail: (201) [system] (:)='`'
   Call: (201) [system] (:)=end_of_file
   Fail: (201) [system] (:)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), :, _1353798)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1389308)
   Call: (203) [system] peek_char((0x55fbb4538270), _1390242)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (203) [user] is_delimiter(' ')
   Call: (204) [system] char_type(' ', space)
   Exit: (204) [system] char_type(' ', space)
^  Exit: (203) [user] is_delimiter(' ')
   Call: (203) [system] _1389308=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (202) [user] classify_and_convert_charseq([:], _1353798)
^  Call: (203) [user] classify_and_convert_charseq_([:], _1399526)
^  Call: (205) [system] setup_call_cleanup('$notrace'(_1400478, _1400480), once(user:catch(read_from_chars([:], _1399526), _1400460, fail)), '$restore_trace'(_1400478, _1400480))
^  Call: (206) [system] sig_atomic(system:'$notrace'(_1400478, _1400480))
^  Exit: (205) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1400460, fail)), system:'$restore_trace'(3, -1))
   Call: (204) [system] atomic(:)
   Exit: (204) [system] atomic(:)
^  Exit: (203) [user] classify_and_convert_charseq_([:], :)
   Call: (203) [system] integer(:)
   Fail: (203) [system] integer(:)
   Call: (203) [system] _1353798=(:)
   Exit: (203) [system] (:)=(:)
^  Exit: (202) [user] classify_and_convert_charseq([:], :)
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _1412606)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1414464)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _1424058)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1426762)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1443696)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _1449266)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1451124)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _1467134)
   Exit: (202) [system] get_char((0x55fbb4538270), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _1449266)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1484776)
   Call: (204) [system] peek_char((0x55fbb4538270), _1485710)
   Exit: (204) [system] peek_char((0x55fbb4538270), p)
^  Call: (204) [user] is_delimiter(p)
   Call: (205) [system] char_type(p, space)
   Fail: (205) [system] char_type(p, space)
   Call: (205) [system] arg(_1490430, v('(', ')', end_of_file), p)
   Fail: (205) [system] arg(_1491362, v('(', ')', end_of_file), p)
^  Fail: (204) [user] is_delimiter(p)
   Call: (204) [system] ')'==p
   Fail: (204) [system] ')'==p
   Call: (204) [system] get_char((0x55fbb4538270), p)
   Exit: (204) [system] get_char((0x55fbb4538270), p)
   Call: (204) [system] p=(\)
   Fail: (204) [system] p=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1498712)
   Call: (205) [system] peek_char((0x55fbb4538270), _1499646)
   Exit: (205) [system] peek_char((0x55fbb4538270), r)
^  Call: (205) [user] is_delimiter(r)
   Call: (206) [system] char_type(r, space)
   Fail: (206) [system] char_type(r, space)
   Call: (206) [system] arg(_1504366, v('(', ')', end_of_file), r)
   Fail: (206) [system] arg(_1505298, v('(', ')', end_of_file), r)
^  Fail: (205) [user] is_delimiter(r)
   Call: (205) [system] ')'==r
   Fail: (205) [system] ')'==r
   Call: (205) [system] get_char((0x55fbb4538270), r)
   Exit: (205) [system] get_char((0x55fbb4538270), r)
   Call: (205) [system] r=(\)
   Fail: (205) [system] r=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1512648)
   Call: (206) [system] peek_char((0x55fbb4538270), _1513582)
   Exit: (206) [system] peek_char((0x55fbb4538270), o)
^  Call: (206) [user] is_delimiter(o)
   Call: (207) [system] char_type(o, space)
   Fail: (207) [system] char_type(o, space)
   Call: (207) [system] arg(_1518302, v('(', ')', end_of_file), o)
   Fail: (207) [system] arg(_1519234, v('(', ')', end_of_file), o)
^  Fail: (206) [user] is_delimiter(o)
   Call: (206) [system] ')'==o
   Fail: (206) [system] ')'==o
   Call: (206) [system] get_char((0x55fbb4538270), o)
   Exit: (206) [system] get_char((0x55fbb4538270), o)
   Call: (206) [system] o=(\)
   Fail: (206) [system] o=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1526584)
   Call: (207) [system] peek_char((0x55fbb4538270), _1527518)
   Exit: (207) [system] peek_char((0x55fbb4538270), o)
^  Call: (207) [user] is_delimiter(o)
   Call: (208) [system] char_type(o, space)
   Fail: (208) [system] char_type(o, space)
   Call: (208) [system] arg(_1532238, v('(', ')', end_of_file), o)
   Fail: (208) [system] arg(_1533170, v('(', ')', end_of_file), o)
^  Fail: (207) [user] is_delimiter(o)
   Call: (207) [system] ')'==o
   Fail: (207) [system] ')'==o
   Call: (207) [system] get_char((0x55fbb4538270), o)
   Exit: (207) [system] get_char((0x55fbb4538270), o)
   Call: (207) [system] o=(\)
   Fail: (207) [system] o=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1540520)
   Call: (208) [system] peek_char((0x55fbb4538270), _1541454)
   Exit: (208) [system] peek_char((0x55fbb4538270), f)
^  Call: (208) [user] is_delimiter(f)
   Call: (209) [system] char_type(f, space)
   Fail: (209) [system] char_type(f, space)
   Call: (209) [system] arg(_1546174, v('(', ')', end_of_file), f)
   Fail: (209) [system] arg(_1547106, v('(', ')', end_of_file), f)
^  Fail: (208) [user] is_delimiter(f)
   Call: (208) [system] ')'==f
   Fail: (208) [system] ')'==f
   Call: (208) [system] get_char((0x55fbb4538270), f)
   Exit: (208) [system] get_char((0x55fbb4538270), f)
   Call: (208) [system] f=(\)
   Fail: (208) [system] f=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1554456)
   Call: (209) [system] peek_char((0x55fbb4538270), _1555390)
   Exit: (209) [system] peek_char((0x55fbb4538270), '2')
^  Call: (209) [user] is_delimiter('2')
   Call: (210) [system] char_type('2', space)
   Fail: (210) [system] char_type('2', space)
   Call: (210) [system] arg(_1560110, v('(', ')', end_of_file), '2')
   Fail: (210) [system] arg(_1561042, v('(', ')', end_of_file), '2')
^  Fail: (209) [user] is_delimiter('2')
   Call: (209) [system] ')'=='2'
   Fail: (209) [system] ')'=='2'
   Call: (209) [system] get_char((0x55fbb4538270), '2')
   Exit: (209) [system] get_char((0x55fbb4538270), '2')
   Call: (209) [system] '2'=(\)
   Fail: (209) [system] '2'=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1568392)
   Call: (210) [system] peek_char((0x55fbb4538270), _1569326)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _1568392=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (209) [system] _1554456=['2']
   Exit: (209) [system] ['2']=['2']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), ['2'])
   Call: (208) [system] _1540520=[f, '2']
   Exit: (208) [system] [f, '2']=[f, '2']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [f, '2'])
   Call: (207) [system] _1526584=[o, f, '2']
   Exit: (207) [system] [o, f, '2']=[o, f, '2']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, f, '2'])
   Call: (206) [system] _1512648=[o, o, f, '2']
   Exit: (206) [system] [o, o, f, '2']=[o, o, f, '2']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, o, f, '2'])
   Call: (205) [system] _1498712=[r, o, o, f, '2']
   Exit: (205) [system] [r, o, o, f, '2']=[r, o, o, f, '2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, o, f, '2'])
   Call: (204) [system] _1484776=[p, r, o, o, f, '2']
   Exit: (204) [system] [p, r, o, o, f, '2']=[p, r, o, o, f, '2']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, o, o, f, '2'])
^  Call: (203) [user] classify_and_convert_charseq([$, p, r, o, o, f, '2'], _1449266)
^  Call: (204) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '2'], _1595374)
   Call: (205) [system] atom_chars(_1596306, ['_', p, r, o, o, f, '2'])
   Exit: (205) [system] atom_chars('_proof2', ['_', p, r, o, o, f, '2'])
^  Exit: (204) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '2'], _proof2)
   Call: (204) [system] integer(_proof2)
   Fail: (204) [system] integer(_proof2)
   Call: (204) [system] _1449266=_proof2
   Exit: (204) [system] _proof2=_proof2
^  Exit: (203) [user] classify_and_convert_charseq([$, p, r, o, o, f, '2'], _proof2)
^  Exit: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _proof2)
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), _proof2)
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _1605598)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1607456)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
   Call: (203) [system] ' '=(/)
   Fail: (203) [system] ' '=(/)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55fbb4538270), _1617050)
   Exit: (203) [system] get_char((0x55fbb4538270), ' ')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1619754)
   Exit: (204) [system] peek_char((0x55fbb4538270), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
   Call: (204) [system] ($)=(/)
   Fail: (204) [system] ($)=(/)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1636688)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=')'
   Fail: (202) [system] ($)=')'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55fbb4538270), _1642258)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1644116)
   Exit: (204) [system] peek_char((0x55fbb4538270), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
   Call: (204) [system] ($)=(/)
   Fail: (204) [system] ($)=(/)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] get_char((0x55fbb4538270), _1660126)
   Exit: (203) [system] get_char((0x55fbb4538270), $)
   Call: (203) [system] ($)='('
   Fail: (203) [system] ($)='('
   Call: (203) [system] ($)='['
   Fail: (203) [system] ($)='['
   Call: (203) [system] ($)='{'
   Fail: (203) [system] ($)='{'
   Call: (203) [system] ($)='"'
   Fail: (203) [system] ($)='"'
   Call: (203) [system] ($)=!
   Fail: (203) [system] ($)=!
   Call: (203) [system] ($)='\''
   Fail: (203) [system] ($)='\''
   Call: (203) [system] ($)='`'
   Fail: (203) [system] ($)='`'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55fbb4538270), $, _1642258)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1677768)
   Call: (205) [system] peek_char((0x55fbb4538270), _1678702)
   Exit: (205) [system] peek_char((0x55fbb4538270), p)
^  Call: (205) [user] is_delimiter(p)
   Call: (206) [system] char_type(p, space)
   Fail: (206) [system] char_type(p, space)
   Call: (206) [system] arg(_1683422, v('(', ')', end_of_file), p)
   Fail: (206) [system] arg(_1684354, v('(', ')', end_of_file), p)
^  Fail: (205) [user] is_delimiter(p)
   Call: (205) [system] ')'==p
   Fail: (205) [system] ')'==p
   Call: (205) [system] get_char((0x55fbb4538270), p)
   Exit: (205) [system] get_char((0x55fbb4538270), p)
   Call: (205) [system] p=(\)
   Fail: (205) [system] p=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1691704)
   Call: (206) [system] peek_char((0x55fbb4538270), _1692638)
   Exit: (206) [system] peek_char((0x55fbb4538270), r)
^  Call: (206) [user] is_delimiter(r)
   Call: (207) [system] char_type(r, space)
   Fail: (207) [system] char_type(r, space)
   Call: (207) [system] arg(_1697358, v('(', ')', end_of_file), r)
   Fail: (207) [system] arg(_1698290, v('(', ')', end_of_file), r)
^  Fail: (206) [user] is_delimiter(r)
   Call: (206) [system] ')'==r
   Fail: (206) [system] ')'==r
   Call: (206) [system] get_char((0x55fbb4538270), r)
   Exit: (206) [system] get_char((0x55fbb4538270), r)
   Call: (206) [system] r=(\)
   Fail: (206) [system] r=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1705640)
   Call: (207) [system] peek_char((0x55fbb4538270), _1706574)
   Exit: (207) [system] peek_char((0x55fbb4538270), e)
^  Call: (207) [user] is_delimiter(e)
   Call: (208) [system] char_type(e, space)
   Fail: (208) [system] char_type(e, space)
   Call: (208) [system] arg(_1711294, v('(', ')', end_of_file), e)
   Fail: (208) [system] arg(_1712226, v('(', ')', end_of_file), e)
^  Fail: (207) [user] is_delimiter(e)
   Call: (207) [system] ')'==e
   Fail: (207) [system] ')'==e
   Call: (207) [system] get_char((0x55fbb4538270), e)
   Exit: (207) [system] get_char((0x55fbb4538270), e)
   Call: (207) [system] e=(\)
   Fail: (207) [system] e=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1719576)
   Call: (208) [system] peek_char((0x55fbb4538270), _1720510)
   Exit: (208) [system] peek_char((0x55fbb4538270), m)
^  Call: (208) [user] is_delimiter(m)
   Call: (209) [system] char_type(m, space)
   Fail: (209) [system] char_type(m, space)
   Call: (209) [system] arg(_1725230, v('(', ')', end_of_file), m)
   Fail: (209) [system] arg(_1726162, v('(', ')', end_of_file), m)
^  Fail: (208) [user] is_delimiter(m)
   Call: (208) [system] ')'==m
   Fail: (208) [system] ')'==m
   Call: (208) [system] get_char((0x55fbb4538270), m)
   Exit: (208) [system] get_char((0x55fbb4538270), m)
   Call: (208) [system] m=(\)
   Fail: (208) [system] m=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1733512)
   Call: (209) [system] peek_char((0x55fbb4538270), _1734446)
   Exit: (209) [system] peek_char((0x55fbb4538270), i)
^  Call: (209) [user] is_delimiter(i)
   Call: (210) [system] char_type(i, space)
   Fail: (210) [system] char_type(i, space)
   Call: (210) [system] arg(_1739166, v('(', ')', end_of_file), i)
   Fail: (210) [system] arg(_1740098, v('(', ')', end_of_file), i)
^  Fail: (209) [user] is_delimiter(i)
   Call: (209) [system] ')'==i
   Fail: (209) [system] ')'==i
   Call: (209) [system] get_char((0x55fbb4538270), i)
   Exit: (209) [system] get_char((0x55fbb4538270), i)
   Call: (209) [system] i=(\)
   Fail: (209) [system] i=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1747448)
   Call: (210) [system] peek_char((0x55fbb4538270), _1748382)
   Exit: (210) [system] peek_char((0x55fbb4538270), s)
^  Call: (210) [user] is_delimiter(s)
   Call: (211) [system] char_type(s, space)
   Fail: (211) [system] char_type(s, space)
   Call: (211) [system] arg(_1753102, v('(', ')', end_of_file), s)
   Fail: (211) [system] arg(_1754034, v('(', ')', end_of_file), s)
^  Fail: (210) [user] is_delimiter(s)
   Call: (210) [system] ')'==s
   Fail: (210) [system] ')'==s
   Call: (210) [system] get_char((0x55fbb4538270), s)
   Exit: (210) [system] get_char((0x55fbb4538270), s)
   Call: (210) [system] s=(\)
   Fail: (210) [system] s=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1761384)
   Call: (211) [system] peek_char((0x55fbb4538270), _1762318)
   Exit: (211) [system] peek_char((0x55fbb4538270), e)
^  Call: (211) [user] is_delimiter(e)
   Call: (212) [system] char_type(e, space)
   Fail: (212) [system] char_type(e, space)
   Call: (212) [system] arg(_1767038, v('(', ')', end_of_file), e)
   Fail: (212) [system] arg(_1767970, v('(', ')', end_of_file), e)
^  Fail: (211) [user] is_delimiter(e)
   Call: (211) [system] ')'==e
   Fail: (211) [system] ')'==e
   Call: (211) [system] get_char((0x55fbb4538270), e)
   Exit: (211) [system] get_char((0x55fbb4538270), e)
   Call: (211) [system] e=(\)
   Fail: (211) [system] e=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1775320)
   Call: (212) [system] peek_char((0x55fbb4538270), _1776254)
   Exit: (212) [system] peek_char((0x55fbb4538270), '2')
^  Call: (212) [user] is_delimiter('2')
   Call: (213) [system] char_type('2', space)
   Fail: (213) [system] char_type('2', space)
   Call: (213) [system] arg(_1780974, v('(', ')', end_of_file), '2')
   Fail: (213) [system] arg(_1781906, v('(', ')', end_of_file), '2')
^  Fail: (212) [user] is_delimiter('2')
   Call: (212) [system] ')'=='2'
   Fail: (212) [system] ')'=='2'
   Call: (212) [system] get_char((0x55fbb4538270), '2')
   Exit: (212) [system] get_char((0x55fbb4538270), '2')
   Call: (212) [system] '2'=(\)
   Fail: (212) [system] '2'=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1789256)
   Call: (213) [system] peek_char((0x55fbb4538270), _1790190)
   Exit: (213) [system] peek_char((0x55fbb4538270), ')')
^  Call: (213) [user] is_delimiter(')')
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] arg(_1794910, v('(', ')', end_of_file), ')')
   Exit: (214) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (213) [user] is_delimiter(')')
   Call: (213) [system] _1789256=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (212) [system] _1775320=['2']
   Exit: (212) [system] ['2']=['2']
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), ['2'])
   Call: (211) [system] _1761384=[e, '2']
   Exit: (211) [system] [e, '2']=[e, '2']
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, '2'])
   Call: (210) [system] _1747448=[s, e, '2']
   Exit: (210) [system] [s, e, '2']=[s, e, '2']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e, '2'])
   Call: (209) [system] _1733512=[i, s, e, '2']
   Exit: (209) [system] [i, s, e, '2']=[i, s, e, '2']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, e, '2'])
   Call: (208) [system] _1719576=[m, i, s, e, '2']
   Exit: (208) [system] [m, i, s, e, '2']=[m, i, s, e, '2']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, i, s, e, '2'])
   Call: (207) [system] _1705640=[e, m, i, s, e, '2']
   Exit: (207) [system] [e, m, i, s, e, '2']=[e, m, i, s, e, '2']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, m, i, s, e, '2'])
   Call: (206) [system] _1691704=[r, e, m, i, s, e, '2']
   Exit: (206) [system] [r, e, m, i, s, e, '2']=[r, e, m, i, s, e, '2']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, e, m, i, s, e, '2'])
   Call: (205) [system] _1677768=[p, r, e, m, i, s, e, '2']
   Exit: (205) [system] [p, r, e, m, i, s, e, '2']=[p, r, e, m, i, s, e, '2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, e, m, i, s, e, '2'])
^  Call: (204) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '2'], _1642258)
^  Call: (205) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '2'], _1823698)
   Call: (206) [system] atom_chars(_1824630, ['_', p, r, e, m, i, s, e, '2'])
   Exit: (206) [system] atom_chars('_premise2', ['_', p, r, e, m, i, s, e, '2'])
^  Exit: (205) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '2'], _premise2)
   Call: (205) [system] integer(_premise2)
   Fail: (205) [system] integer(_premise2)
   Call: (205) [system] _1642258=_premise2
   Exit: (205) [system] _premise2=_premise2
^  Exit: (204) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '2'], _premise2)
^  Exit: (203) [user] read_symbolic(')', (0x55fbb4538270), $, _premise2)
^  Exit: (202) [user] cont_sexpr(')', (0x55fbb4538270), _premise2)
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _1833922)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1835780)
   Exit: (204) [system] peek_char((0x55fbb4538270), ')')
   Call: (204) [system] ')'=(;)
   Fail: (204) [system] ')'=(;)
   Call: (204) [system] ')'=(/)
   Fail: (204) [system] ')'=(/)
^  Call: (204) [user] is_like_space(')')
   Call: (205) [system] char_type(')', 'white')
   Fail: (205) [system] char_type(')', 'white')
   Call: (205) [system] char_type(')', end_of_line)
   Fail: (205) [system] char_type(')', end_of_line)
   Call: (205) [system] char_type(')', space)
   Fail: (205) [system] char_type(')', space)
   Call: (205) [system] char_type(')', cntrl)
   Fail: (205) [system] char_type(')', cntrl)
^  Fail: (204) [user] is_like_space(')')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1851790)
   Exit: (203) [system] peek_char((0x55fbb4538270), ')')
   Call: (203) [system] ')'=')'
   Exit: (203) [system] ')'=')'
   Call: (203) [system] get_char((0x55fbb4538270), _1855580)
   Exit: (203) [system] get_char((0x55fbb4538270), ')')
   Call: (203) [system] _1833922=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), [])
   Call: (202) [system] _1605598=[_premise2]
   Exit: (202) [system] [_premise2]=[_premise2]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [_premise2])
   Call: (201) [system] _1412606=[_proof2, _premise2]
   Exit: (201) [system] [_proof2, _premise2]=[_proof2, _premise2]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [_proof2, _premise2])
   Call: (200) [system] _1308780=[:, _proof2, _premise2]
   Exit: (200) [system] [:, _proof2, _premise2]=[:, _proof2, _premise2]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [:, _proof2, _premise2])
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), [:, _proof2, _premise2])
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _1869462)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1871320)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _1880914)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1883618)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
   Call: (201) [system] ($)=(/)
   Fail: (201) [system] ($)=(/)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1900552)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=')'
   Fail: (199) [system] ($)=')'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _1906122)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1907980)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
   Call: (201) [system] ($)=(/)
   Fail: (201) [system] ($)=(/)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _1923990)
   Exit: (200) [system] get_char((0x55fbb4538270), $)
   Call: (200) [system] ($)='('
   Fail: (200) [system] ($)='('
   Call: (200) [system] ($)='['
   Fail: (200) [system] ($)='['
   Call: (200) [system] ($)='{'
   Fail: (200) [system] ($)='{'
   Call: (200) [system] ($)='"'
   Fail: (200) [system] ($)='"'
   Call: (200) [system] ($)=!
   Fail: (200) [system] ($)=!
   Call: (200) [system] ($)='\''
   Fail: (200) [system] ($)='\''
   Call: (200) [system] ($)='`'
   Fail: (200) [system] ($)='`'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55fbb4538270), $, _1906122)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1941632)
   Call: (202) [system] peek_char((0x55fbb4538270), _1942566)
   Exit: (202) [system] peek_char((0x55fbb4538270), k)
^  Call: (202) [user] is_delimiter(k)
   Call: (203) [system] char_type(k, space)
   Fail: (203) [system] char_type(k, space)
   Call: (203) [system] arg(_1947286, v('(', ')', end_of_file), k)
   Fail: (203) [system] arg(_1948218, v('(', ')', end_of_file), k)
^  Fail: (202) [user] is_delimiter(k)
   Call: (202) [system] ')'==k
   Fail: (202) [system] ')'==k
   Call: (202) [system] get_char((0x55fbb4538270), k)
   Exit: (202) [system] get_char((0x55fbb4538270), k)
   Call: (202) [system] k=(\)
   Fail: (202) [system] k=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1955568)
   Call: (203) [system] peek_char((0x55fbb4538270), _1956502)
   Exit: (203) [system] peek_char((0x55fbb4538270), b)
^  Call: (203) [user] is_delimiter(b)
   Call: (204) [system] char_type(b, space)
   Fail: (204) [system] char_type(b, space)
   Call: (204) [system] arg(_1961222, v('(', ')', end_of_file), b)
   Fail: (204) [system] arg(_1962154, v('(', ')', end_of_file), b)
^  Fail: (203) [user] is_delimiter(b)
   Call: (203) [system] ')'==b
   Fail: (203) [system] ')'==b
   Call: (203) [system] get_char((0x55fbb4538270), b)
   Exit: (203) [system] get_char((0x55fbb4538270), b)
   Call: (203) [system] b=(\)
   Fail: (203) [system] b=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1969504)
   Call: (204) [system] peek_char((0x55fbb4538270), _1970438)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (204) [user] is_delimiter(' ')
   Call: (205) [system] char_type(' ', space)
   Exit: (205) [system] char_type(' ', space)
^  Exit: (204) [user] is_delimiter(' ')
   Call: (204) [system] _1969504=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (203) [system] _1955568=[b]
   Exit: (203) [system] [b]=[b]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (202) [system] _1941632=[k, b]
   Exit: (202) [system] [k, b]=[k, b]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [k, b])
^  Call: (201) [user] classify_and_convert_charseq([$, k, b], _1906122)
^  Call: (202) [user] classify_and_convert_charseq_([$, k, b], _1985310)
   Call: (203) [system] atom_chars(_1986242, ['_', k, b])
   Exit: (203) [system] atom_chars('_kb', ['_', k, b])
^  Exit: (202) [user] classify_and_convert_charseq_([$, k, b], _kb)
   Call: (202) [system] integer(_kb)
   Fail: (202) [system] integer(_kb)
   Call: (202) [system] _1906122=_kb
   Exit: (202) [system] _kb=_kb
^  Exit: (201) [user] classify_and_convert_charseq([$, k, b], _kb)
^  Exit: (200) [user] read_symbolic(')', (0x55fbb4538270), $, _kb)
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), _kb)
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _1995534)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1997392)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _2006986)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _2009690)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _2026624)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _2032194)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _2034052)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _2050062)
   Exit: (201) [system] get_char((0x55fbb4538270), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _2032194)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _2067704)
   Call: (203) [system] peek_char((0x55fbb4538270), _2068638)
   Exit: (203) [system] peek_char((0x55fbb4538270), r)
^  Call: (203) [user] is_delimiter(r)
   Call: (204) [system] char_type(r, space)
   Fail: (204) [system] char_type(r, space)
   Call: (204) [system] arg(_2073358, v('(', ')', end_of_file), r)
   Fail: (204) [system] arg(_2074290, v('(', ')', end_of_file), r)
^  Fail: (203) [user] is_delimiter(r)
   Call: (203) [system] ')'==r
   Fail: (203) [system] ')'==r
   Call: (203) [system] get_char((0x55fbb4538270), r)
   Exit: (203) [system] get_char((0x55fbb4538270), r)
   Call: (203) [system] r=(\)
   Fail: (203) [system] r=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _2081640)
   Call: (204) [system] peek_char((0x55fbb4538270), _2082574)
   Exit: (204) [system] peek_char((0x55fbb4538270), b)
^  Call: (204) [user] is_delimiter(b)
   Call: (205) [system] char_type(b, space)
   Fail: (205) [system] char_type(b, space)
   Call: (205) [system] arg(_2087294, v('(', ')', end_of_file), b)
   Fail: (205) [system] arg(_2088226, v('(', ')', end_of_file), b)
^  Fail: (204) [user] is_delimiter(b)
   Call: (204) [system] ')'==b
   Fail: (204) [system] ')'==b
   Call: (204) [system] get_char((0x55fbb4538270), b)
   Exit: (204) [system] get_char((0x55fbb4538270), b)
   Call: (204) [system] b=(\)
   Fail: (204) [system] b=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _2095576)
   Call: (205) [system] peek_char((0x55fbb4538270), _3888)
   Exit: (205) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (205) [user] is_delimiter(' ')
   Call: (206) [system] char_type(' ', space)
   Exit: (206) [system] char_type(' ', space)
^  Exit: (205) [user] is_delimiter(' ')
   Call: (205) [system] _3884=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (204) [system] _3880=[b]
   Exit: (204) [system] [b]=[b]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (203) [system] _3876=[r, b]
   Exit: (203) [system] [r, b]=[r, b]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, b])
^  Call: (202) [user] classify_and_convert_charseq([$, r, b], _3872)
^  Call: (203) [user] classify_and_convert_charseq_([$, r, b], _18476)
   Call: (204) [system] atom_chars(_19408, ['_', r, b])
   Exit: (204) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (203) [user] classify_and_convert_charseq_([$, r, b], _rb)
   Call: (203) [system] integer(_rb)
   Fail: (203) [system] integer(_rb)
   Call: (203) [system] _3872=_rb
   Exit: (203) [system] _rb=_rb
^  Exit: (202) [user] classify_and_convert_charseq([$, r, b], _rb)
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _rb)
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), _rb)
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _28700)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _30558)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _40152)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _42856)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _59790)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _65360)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _67218)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _83228)
   Exit: (202) [system] get_char((0x55fbb4538270), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _65360)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _100870)
   Call: (204) [system] peek_char((0x55fbb4538270), _101804)
   Exit: (204) [system] peek_char((0x55fbb4538270), k)
^  Call: (204) [user] is_delimiter(k)
   Call: (205) [system] char_type(k, space)
   Fail: (205) [system] char_type(k, space)
   Call: (205) [system] arg(_106524, v('(', ')', end_of_file), k)
   Fail: (205) [system] arg(_107456, v('(', ')', end_of_file), k)
^  Fail: (204) [user] is_delimiter(k)
   Call: (204) [system] ')'==k
   Fail: (204) [system] ')'==k
   Call: (204) [system] get_char((0x55fbb4538270), k)
   Exit: (204) [system] get_char((0x55fbb4538270), k)
   Call: (204) [system] k=(\)
   Fail: (204) [system] k=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _114806)
   Call: (205) [system] peek_char((0x55fbb4538270), _115740)
   Exit: (205) [system] peek_char((0x55fbb4538270), ')')
^  Call: (205) [user] is_delimiter(')')
   Call: (206) [system] char_type(')', space)
   Fail: (206) [system] char_type(')', space)
   Call: (206) [system] arg(_120460, v('(', ')', end_of_file), ')')
   Exit: (206) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (205) [user] is_delimiter(')')
   Call: (205) [system] _114806=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (204) [system] _100870=[k]
   Exit: (204) [system] [k]=[k]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
^  Call: (203) [user] classify_and_convert_charseq([$, k], _65360)
^  Call: (204) [user] classify_and_convert_charseq_([$, k], _129690)
   Call: (205) [system] atom_chars(_130622, ['_', k])
   Exit: (205) [system] atom_chars('_k', ['_', k])
^  Exit: (204) [user] classify_and_convert_charseq_([$, k], _k)
   Call: (204) [system] integer(_k)
   Fail: (204) [system] integer(_k)
   Call: (204) [system] _65360=_k
   Exit: (204) [system] _k=_k
^  Exit: (203) [user] classify_and_convert_charseq([$, k], _k)
^  Exit: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _k)
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), _k)
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _139914)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _141772)
   Exit: (203) [system] peek_char((0x55fbb4538270), ')')
   Call: (203) [system] ')'=(;)
   Fail: (203) [system] ')'=(;)
   Call: (203) [system] ')'=(/)
   Fail: (203) [system] ')'=(/)
^  Call: (203) [user] is_like_space(')')
   Call: (204) [system] char_type(')', 'white')
   Fail: (204) [system] char_type(')', 'white')
   Call: (204) [system] char_type(')', end_of_line)
   Fail: (204) [system] char_type(')', end_of_line)
   Call: (204) [system] char_type(')', space)
   Fail: (204) [system] char_type(')', space)
   Call: (204) [system] char_type(')', cntrl)
   Fail: (204) [system] char_type(')', cntrl)
^  Fail: (203) [user] is_like_space(')')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _157782)
   Exit: (202) [system] peek_char((0x55fbb4538270), ')')
   Call: (202) [system] ')'=')'
   Exit: (202) [system] ')'=')'
   Call: (202) [system] get_char((0x55fbb4538270), _161572)
   Exit: (202) [system] get_char((0x55fbb4538270), ')')
   Call: (202) [system] _139914=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [])
   Call: (201) [system] _28700=[_k]
   Exit: (201) [system] [_k]=[_k]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [_k])
   Call: (200) [system] _3868=[_rb, _k]
   Exit: (200) [system] [_rb, _k]=[_rb, _k]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [_rb, _k])
   Call: (199) [system] _3858=[_kb, _rb, _k]
   Exit: (199) [system] [_kb, _rb, _k]=[_kb, _rb, _k]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [_kb, _rb, _k])
   Call: (198) [system] _3826=[[:, _proof2, _premise2], _kb, _rb, _k]
   Exit: (198) [system] [[:, _proof2, _premise2], _kb, _rb, _k]=[[:, _proof2, _premise2], _kb, _rb, _k]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [[:, _proof2, _premise2], _kb, _rb, _k])
   Call: (197) [system] _3818=[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]
   Exit: (197) [system] [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]=[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [synthesize, [:, _proof2, _premise2], _kb, _rb, _k])
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), [synthesize, [:, _proof2, _premise2], _kb, _rb, _k])
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _181042)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _182900)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
   Call: (197) [system] ')'=(/)
   Fail: (197) [system] ')'=(/)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _198910)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55fbb4538270), _202700)
   Exit: (196) [system] get_char((0x55fbb4538270), ')')
   Call: (196) [system] _181042=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [])
   Call: (195) [system] _3814=[[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]
   Exit: (195) [system] [[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]=[[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
   Call: (194) [system] _3780=[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]
   Exit: (194) [system] [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]=[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _213788)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _215646)
   Exit: (194) [system] peek_char((0x55fbb4538270), '\n')
   Call: (194) [system] '\n'=(;)
   Fail: (194) [system] '\n'=(;)
   Call: (194) [system] '\n'=(/)
   Fail: (194) [system] '\n'=(/)
^  Call: (194) [user] is_like_space('\n')
   Call: (195) [system] char_type('\n', 'white')
   Fail: (195) [system] char_type('\n', 'white')
   Call: (195) [system] char_type('\n', end_of_line)
   Exit: (195) [system] char_type('\n', end_of_line)
^  Exit: (194) [user] is_like_space('\n')
   Call: (194) [system] get_char((0x55fbb4538270), _227096)
   Exit: (194) [system] get_char((0x55fbb4538270), '\n')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _229800)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _239394)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _242098)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _251692)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _254396)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _263990)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _266694)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _276288)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _278992)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _288586)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _291290)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _300884)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _303588)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _313182)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _315886)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _325480)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _328184)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
   Call: (203) [system] ' '=(/)
   Fail: (203) [system] ' '=(/)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55fbb4538270), _337778)
   Exit: (203) [system] get_char((0x55fbb4538270), ' ')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _340482)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
   Call: (204) [system] ' '=(/)
   Fail: (204) [system] ' '=(/)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55fbb4538270), _350076)
   Exit: (204) [system] get_char((0x55fbb4538270), ' ')
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _352780)
   Exit: (205) [system] peek_char((0x55fbb4538270), '(')
   Call: (205) [system] '('=(;)
   Fail: (205) [system] '('=(;)
   Call: (205) [system] '('=(/)
   Fail: (205) [system] '('=(/)
^  Call: (205) [user] is_like_space('(')
   Call: (206) [system] char_type('(', 'white')
   Fail: (206) [system] char_type('(', 'white')
   Call: (206) [system] char_type('(', end_of_line)
   Fail: (206) [system] char_type('(', end_of_line)
   Call: (206) [system] char_type('(', space)
   Fail: (206) [system] char_type('(', space)
   Call: (206) [system] char_type('(', cntrl)
   Fail: (206) [system] char_type('(', cntrl)
^  Fail: (205) [user] is_like_space('(')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _378954)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=')'
   Fail: (193) [system] '('=')'
   Call: (193) [system] '('=end_of_file
   Fail: (193) [system] '('=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _384524)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _386382)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
   Call: (195) [system] '('=(/)
   Fail: (195) [system] '('=(/)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _402392)
   Exit: (194) [system] get_char((0x55fbb4538270), '(')
   Call: (194) [system] '('='('
   Exit: (194) [system] '('='('
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _384524)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _407962)
   Exit: (196) [system] peek_char((0x55fbb4538270), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
   Call: (196) [system] '('=(/)
   Fail: (196) [system] '('=(/)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _423972)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=')'
   Fail: (195) [system] '('=')'
   Call: (195) [system] '('=end_of_file
   Fail: (195) [system] '('=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _429542)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _431400)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
   Call: (197) [system] '('=(/)
   Fail: (197) [system] '('=(/)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _447410)
   Exit: (196) [system] get_char((0x55fbb4538270), '(')
   Call: (196) [system] '('='('
   Exit: (196) [system] '('='('
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _429542)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _452980)
   Exit: (198) [system] peek_char((0x55fbb4538270), :)
   Call: (198) [system] (:)=(;)
   Fail: (198) [system] (:)=(;)
   Call: (198) [system] (:)=(/)
   Fail: (198) [system] (:)=(/)
^  Call: (198) [user] is_like_space(:)
   Call: (199) [system] char_type(:, 'white')
   Fail: (199) [system] char_type(:, 'white')
   Call: (199) [system] char_type(:, end_of_line)
   Fail: (199) [system] char_type(:, end_of_line)
   Call: (199) [system] char_type(:, space)
   Fail: (199) [system] char_type(:, space)
   Call: (199) [system] char_type(:, cntrl)
   Fail: (199) [system] char_type(:, cntrl)
^  Fail: (198) [user] is_like_space(:)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _468990)
   Exit: (197) [system] peek_char((0x55fbb4538270), :)
   Call: (197) [system] (:)=')'
   Fail: (197) [system] (:)=')'
   Call: (197) [system] (:)=end_of_file
   Fail: (197) [system] (:)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _474560)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _476418)
   Exit: (199) [system] peek_char((0x55fbb4538270), :)
   Call: (199) [system] (:)=(;)
   Fail: (199) [system] (:)=(;)
   Call: (199) [system] (:)=(/)
   Fail: (199) [system] (:)=(/)
^  Call: (199) [user] is_like_space(:)
   Call: (200) [system] char_type(:, 'white')
   Fail: (200) [system] char_type(:, 'white')
   Call: (200) [system] char_type(:, end_of_line)
   Fail: (200) [system] char_type(:, end_of_line)
   Call: (200) [system] char_type(:, space)
   Fail: (200) [system] char_type(:, space)
   Call: (200) [system] char_type(:, cntrl)
   Fail: (200) [system] char_type(:, cntrl)
^  Fail: (199) [user] is_like_space(:)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _492428)
   Exit: (198) [system] get_char((0x55fbb4538270), :)
   Call: (198) [system] (:)='('
   Fail: (198) [system] (:)='('
   Call: (198) [system] (:)='['
   Fail: (198) [system] (:)='['
   Call: (198) [system] (:)='{'
   Fail: (198) [system] (:)='{'
   Call: (198) [system] (:)='"'
   Fail: (198) [system] (:)='"'
   Call: (198) [system] (:)=!
   Fail: (198) [system] (:)=!
   Call: (198) [system] (:)='\''
   Fail: (198) [system] (:)='\''
   Call: (198) [system] (:)='`'
   Fail: (198) [system] (:)='`'
   Call: (198) [system] (:)=end_of_file
   Fail: (198) [system] (:)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55fbb4538270), :, _474560)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _510070)
   Call: (200) [system] peek_char((0x55fbb4538270), _511004)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (200) [user] is_delimiter(' ')
   Call: (201) [system] char_type(' ', space)
   Exit: (201) [system] char_type(' ', space)
^  Exit: (200) [user] is_delimiter(' ')
   Call: (200) [system] _510070=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (199) [user] classify_and_convert_charseq([:], _474560)
^  Call: (200) [user] classify_and_convert_charseq_([:], _520288)
^  Call: (202) [system] setup_call_cleanup('$notrace'(_521240, _521242), once(user:catch(read_from_chars([:], _520288), _521222, fail)), '$restore_trace'(_521240, _521242))
^  Call: (203) [system] sig_atomic(system:'$notrace'(_521240, _521242))
^  Exit: (202) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _521222, fail)), system:'$restore_trace'(3, -1))
   Call: (201) [system] atomic(:)
   Exit: (201) [system] atomic(:)
^  Exit: (200) [user] classify_and_convert_charseq_([:], :)
   Call: (200) [system] integer(:)
   Fail: (200) [system] integer(:)
   Call: (200) [system] _474560=(:)
   Exit: (200) [system] (:)=(:)
^  Exit: (199) [user] classify_and_convert_charseq([:], :)
^  Exit: (198) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _533368)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _535226)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _544820)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _547524)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
   Call: (200) [system] ($)=(/)
   Fail: (200) [system] ($)=(/)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _564458)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=')'
   Fail: (198) [system] ($)=')'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _570028)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _571886)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
   Call: (200) [system] ($)=(/)
   Fail: (200) [system] ($)=(/)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _587896)
   Exit: (199) [system] get_char((0x55fbb4538270), $)
   Call: (199) [system] ($)='('
   Fail: (199) [system] ($)='('
   Call: (199) [system] ($)='['
   Fail: (199) [system] ($)='['
   Call: (199) [system] ($)='{'
   Fail: (199) [system] ($)='{'
   Call: (199) [system] ($)='"'
   Fail: (199) [system] ($)='"'
   Call: (199) [system] ($)=!
   Fail: (199) [system] ($)=!
   Call: (199) [system] ($)='\''
   Fail: (199) [system] ($)='\''
   Call: (199) [system] ($)='`'
   Fail: (199) [system] ($)='`'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55fbb4538270), $, _570028)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _605538)
   Call: (201) [system] peek_char((0x55fbb4538270), _606472)
   Exit: (201) [system] peek_char((0x55fbb4538270), p)
^  Call: (201) [user] is_delimiter(p)
   Call: (202) [system] char_type(p, space)
   Fail: (202) [system] char_type(p, space)
   Call: (202) [system] arg(_611192, v('(', ')', end_of_file), p)
   Fail: (202) [system] arg(_612124, v('(', ')', end_of_file), p)
^  Fail: (201) [user] is_delimiter(p)
   Call: (201) [system] ')'==p
   Fail: (201) [system] ')'==p
   Call: (201) [system] get_char((0x55fbb4538270), p)
   Exit: (201) [system] get_char((0x55fbb4538270), p)
   Call: (201) [system] p=(\)
   Fail: (201) [system] p=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _619474)
   Call: (202) [system] peek_char((0x55fbb4538270), _620408)
   Exit: (202) [system] peek_char((0x55fbb4538270), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_625128, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_626060, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55fbb4538270), r)
   Exit: (202) [system] get_char((0x55fbb4538270), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _633410)
   Call: (203) [system] peek_char((0x55fbb4538270), _634344)
   Exit: (203) [system] peek_char((0x55fbb4538270), o)
^  Call: (203) [user] is_delimiter(o)
   Call: (204) [system] char_type(o, space)
   Fail: (204) [system] char_type(o, space)
   Call: (204) [system] arg(_639064, v('(', ')', end_of_file), o)
   Fail: (204) [system] arg(_639996, v('(', ')', end_of_file), o)
^  Fail: (203) [user] is_delimiter(o)
   Call: (203) [system] ')'==o
   Fail: (203) [system] ')'==o
   Call: (203) [system] get_char((0x55fbb4538270), o)
   Exit: (203) [system] get_char((0x55fbb4538270), o)
   Call: (203) [system] o=(\)
   Fail: (203) [system] o=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _647346)
   Call: (204) [system] peek_char((0x55fbb4538270), _648280)
   Exit: (204) [system] peek_char((0x55fbb4538270), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_653000, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_653932, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55fbb4538270), o)
   Exit: (204) [system] get_char((0x55fbb4538270), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _661282)
   Call: (205) [system] peek_char((0x55fbb4538270), _662216)
   Exit: (205) [system] peek_char((0x55fbb4538270), f)
^  Call: (205) [user] is_delimiter(f)
   Call: (206) [system] char_type(f, space)
   Fail: (206) [system] char_type(f, space)
   Call: (206) [system] arg(_666936, v('(', ')', end_of_file), f)
   Fail: (206) [system] arg(_667868, v('(', ')', end_of_file), f)
^  Fail: (205) [user] is_delimiter(f)
   Call: (205) [system] ')'==f
   Fail: (205) [system] ')'==f
   Call: (205) [system] get_char((0x55fbb4538270), f)
   Exit: (205) [system] get_char((0x55fbb4538270), f)
   Call: (205) [system] f=(\)
   Fail: (205) [system] f=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _675218)
   Call: (206) [system] peek_char((0x55fbb4538270), _676152)
   Exit: (206) [system] peek_char((0x55fbb4538270), '3')
^  Call: (206) [user] is_delimiter('3')
   Call: (207) [system] char_type('3', space)
   Fail: (207) [system] char_type('3', space)
   Call: (207) [system] arg(_680872, v('(', ')', end_of_file), '3')
   Fail: (207) [system] arg(_681804, v('(', ')', end_of_file), '3')
^  Fail: (206) [user] is_delimiter('3')
   Call: (206) [system] ')'=='3'
   Fail: (206) [system] ')'=='3'
   Call: (206) [system] get_char((0x55fbb4538270), '3')
   Exit: (206) [system] get_char((0x55fbb4538270), '3')
   Call: (206) [system] '3'=(\)
   Fail: (206) [system] '3'=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _689154)
   Call: (207) [system] peek_char((0x55fbb4538270), _690088)
   Exit: (207) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (207) [user] is_delimiter(' ')
   Call: (208) [system] char_type(' ', space)
   Exit: (208) [system] char_type(' ', space)
^  Exit: (207) [user] is_delimiter(' ')
   Call: (207) [system] _689154=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (206) [system] _675218=['3']
   Exit: (206) [system] ['3']=['3']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), ['3'])
   Call: (205) [system] _661282=[f, '3']
   Exit: (205) [system] [f, '3']=[f, '3']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [f, '3'])
   Call: (204) [system] _647346=[o, f, '3']
   Exit: (204) [system] [o, f, '3']=[o, f, '3']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, f, '3'])
   Call: (203) [system] _633410=[o, o, f, '3']
   Exit: (203) [system] [o, o, f, '3']=[o, o, f, '3']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, o, f, '3'])
   Call: (202) [system] _619474=[r, o, o, f, '3']
   Exit: (202) [system] [r, o, o, f, '3']=[r, o, o, f, '3']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, o, f, '3'])
   Call: (201) [system] _605538=[p, r, o, o, f, '3']
   Exit: (201) [system] [p, r, o, o, f, '3']=[p, r, o, o, f, '3']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, o, o, f, '3'])
^  Call: (200) [user] classify_and_convert_charseq([$, p, r, o, o, f, '3'], _570028)
^  Call: (201) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '3'], _716136)
   Call: (202) [system] atom_chars(_717068, ['_', p, r, o, o, f, '3'])
   Exit: (202) [system] atom_chars('_proof3', ['_', p, r, o, o, f, '3'])
^  Exit: (201) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '3'], _proof3)
   Call: (201) [system] integer(_proof3)
   Fail: (201) [system] integer(_proof3)
   Call: (201) [system] _570028=_proof3
   Exit: (201) [system] _proof3=_proof3
^  Exit: (200) [user] classify_and_convert_charseq([$, p, r, o, o, f, '3'], _proof3)
^  Exit: (199) [user] read_symbolic(')', (0x55fbb4538270), $, _proof3)
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), _proof3)
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _726360)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _728218)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _737812)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _740516)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
   Call: (201) [system] ($)=(/)
   Fail: (201) [system] ($)=(/)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _757450)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=')'
   Fail: (199) [system] ($)=')'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _763020)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _764878)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
   Call: (201) [system] ($)=(/)
   Fail: (201) [system] ($)=(/)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _780888)
   Exit: (200) [system] get_char((0x55fbb4538270), $)
   Call: (200) [system] ($)='('
   Fail: (200) [system] ($)='('
   Call: (200) [system] ($)='['
   Fail: (200) [system] ($)='['
   Call: (200) [system] ($)='{'
   Fail: (200) [system] ($)='{'
   Call: (200) [system] ($)='"'
   Fail: (200) [system] ($)='"'
   Call: (200) [system] ($)=!
   Fail: (200) [system] ($)=!
   Call: (200) [system] ($)='\''
   Fail: (200) [system] ($)='\''
   Call: (200) [system] ($)='`'
   Fail: (200) [system] ($)='`'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55fbb4538270), $, _763020)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _798530)
   Call: (202) [system] peek_char((0x55fbb4538270), _799464)
   Exit: (202) [system] peek_char((0x55fbb4538270), p)
^  Call: (202) [user] is_delimiter(p)
   Call: (203) [system] char_type(p, space)
   Fail: (203) [system] char_type(p, space)
   Call: (203) [system] arg(_804184, v('(', ')', end_of_file), p)
   Fail: (203) [system] arg(_805116, v('(', ')', end_of_file), p)
^  Fail: (202) [user] is_delimiter(p)
   Call: (202) [system] ')'==p
   Fail: (202) [system] ')'==p
   Call: (202) [system] get_char((0x55fbb4538270), p)
   Exit: (202) [system] get_char((0x55fbb4538270), p)
   Call: (202) [system] p=(\)
   Fail: (202) [system] p=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _812466)
   Call: (203) [system] peek_char((0x55fbb4538270), _813400)
   Exit: (203) [system] peek_char((0x55fbb4538270), r)
^  Call: (203) [user] is_delimiter(r)
   Call: (204) [system] char_type(r, space)
   Fail: (204) [system] char_type(r, space)
   Call: (204) [system] arg(_818120, v('(', ')', end_of_file), r)
   Fail: (204) [system] arg(_819052, v('(', ')', end_of_file), r)
^  Fail: (203) [user] is_delimiter(r)
   Call: (203) [system] ')'==r
   Fail: (203) [system] ')'==r
   Call: (203) [system] get_char((0x55fbb4538270), r)
   Exit: (203) [system] get_char((0x55fbb4538270), r)
   Call: (203) [system] r=(\)
   Fail: (203) [system] r=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _826402)
   Call: (204) [system] peek_char((0x55fbb4538270), _827336)
   Exit: (204) [system] peek_char((0x55fbb4538270), e)
^  Call: (204) [user] is_delimiter(e)
   Call: (205) [system] char_type(e, space)
   Fail: (205) [system] char_type(e, space)
   Call: (205) [system] arg(_832056, v('(', ')', end_of_file), e)
   Fail: (205) [system] arg(_832988, v('(', ')', end_of_file), e)
^  Fail: (204) [user] is_delimiter(e)
   Call: (204) [system] ')'==e
   Fail: (204) [system] ')'==e
   Call: (204) [system] get_char((0x55fbb4538270), e)
   Exit: (204) [system] get_char((0x55fbb4538270), e)
   Call: (204) [system] e=(\)
   Fail: (204) [system] e=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _840338)
   Call: (205) [system] peek_char((0x55fbb4538270), _841272)
   Exit: (205) [system] peek_char((0x55fbb4538270), m)
^  Call: (205) [user] is_delimiter(m)
   Call: (206) [system] char_type(m, space)
   Fail: (206) [system] char_type(m, space)
   Call: (206) [system] arg(_845992, v('(', ')', end_of_file), m)
   Fail: (206) [system] arg(_846924, v('(', ')', end_of_file), m)
^  Fail: (205) [user] is_delimiter(m)
   Call: (205) [system] ')'==m
   Fail: (205) [system] ')'==m
   Call: (205) [system] get_char((0x55fbb4538270), m)
   Exit: (205) [system] get_char((0x55fbb4538270), m)
   Call: (205) [system] m=(\)
   Fail: (205) [system] m=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _854274)
   Call: (206) [system] peek_char((0x55fbb4538270), _855208)
   Exit: (206) [system] peek_char((0x55fbb4538270), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_859928, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_860860, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55fbb4538270), i)
   Exit: (206) [system] get_char((0x55fbb4538270), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _868210)
   Call: (207) [system] peek_char((0x55fbb4538270), _869144)
   Exit: (207) [system] peek_char((0x55fbb4538270), s)
^  Call: (207) [user] is_delimiter(s)
   Call: (208) [system] char_type(s, space)
   Fail: (208) [system] char_type(s, space)
   Call: (208) [system] arg(_873864, v('(', ')', end_of_file), s)
   Fail: (208) [system] arg(_874796, v('(', ')', end_of_file), s)
^  Fail: (207) [user] is_delimiter(s)
   Call: (207) [system] ')'==s
   Fail: (207) [system] ')'==s
   Call: (207) [system] get_char((0x55fbb4538270), s)
   Exit: (207) [system] get_char((0x55fbb4538270), s)
   Call: (207) [system] s=(\)
   Fail: (207) [system] s=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _882146)
   Call: (208) [system] peek_char((0x55fbb4538270), _883080)
   Exit: (208) [system] peek_char((0x55fbb4538270), e)
^  Call: (208) [user] is_delimiter(e)
   Call: (209) [system] char_type(e, space)
   Fail: (209) [system] char_type(e, space)
   Call: (209) [system] arg(_887800, v('(', ')', end_of_file), e)
   Fail: (209) [system] arg(_888732, v('(', ')', end_of_file), e)
^  Fail: (208) [user] is_delimiter(e)
   Call: (208) [system] ')'==e
   Fail: (208) [system] ')'==e
   Call: (208) [system] get_char((0x55fbb4538270), e)
   Exit: (208) [system] get_char((0x55fbb4538270), e)
   Call: (208) [system] e=(\)
   Fail: (208) [system] e=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _896082)
   Call: (209) [system] peek_char((0x55fbb4538270), _897016)
   Exit: (209) [system] peek_char((0x55fbb4538270), '3')
^  Call: (209) [user] is_delimiter('3')
   Call: (210) [system] char_type('3', space)
   Fail: (210) [system] char_type('3', space)
   Call: (210) [system] arg(_901736, v('(', ')', end_of_file), '3')
   Fail: (210) [system] arg(_902668, v('(', ')', end_of_file), '3')
^  Fail: (209) [user] is_delimiter('3')
   Call: (209) [system] ')'=='3'
   Fail: (209) [system] ')'=='3'
   Call: (209) [system] get_char((0x55fbb4538270), '3')
   Exit: (209) [system] get_char((0x55fbb4538270), '3')
   Call: (209) [system] '3'=(\)
   Fail: (209) [system] '3'=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _910018)
   Call: (210) [system] peek_char((0x55fbb4538270), _910952)
   Exit: (210) [system] peek_char((0x55fbb4538270), ')')
^  Call: (210) [user] is_delimiter(')')
   Call: (211) [system] char_type(')', space)
   Fail: (211) [system] char_type(')', space)
   Call: (211) [system] arg(_915672, v('(', ')', end_of_file), ')')
   Exit: (211) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (210) [user] is_delimiter(')')
   Call: (210) [system] _910018=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (209) [system] _896082=['3']
   Exit: (209) [system] ['3']=['3']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), ['3'])
   Call: (208) [system] _882146=[e, '3']
   Exit: (208) [system] [e, '3']=[e, '3']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, '3'])
   Call: (207) [system] _868210=[s, e, '3']
   Exit: (207) [system] [s, e, '3']=[s, e, '3']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e, '3'])
   Call: (206) [system] _854274=[i, s, e, '3']
   Exit: (206) [system] [i, s, e, '3']=[i, s, e, '3']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, e, '3'])
   Call: (205) [system] _840338=[m, i, s, e, '3']
   Exit: (205) [system] [m, i, s, e, '3']=[m, i, s, e, '3']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, i, s, e, '3'])
   Call: (204) [system] _826402=[e, m, i, s, e, '3']
   Exit: (204) [system] [e, m, i, s, e, '3']=[e, m, i, s, e, '3']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, m, i, s, e, '3'])
   Call: (203) [system] _812466=[r, e, m, i, s, e, '3']
   Exit: (203) [system] [r, e, m, i, s, e, '3']=[r, e, m, i, s, e, '3']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, e, m, i, s, e, '3'])
   Call: (202) [system] _798530=[p, r, e, m, i, s, e, '3']
   Exit: (202) [system] [p, r, e, m, i, s, e, '3']=[p, r, e, m, i, s, e, '3']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, e, m, i, s, e, '3'])
^  Call: (201) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '3'], _763020)
^  Call: (202) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '3'], _944460)
   Call: (203) [system] atom_chars(_945392, ['_', p, r, e, m, i, s, e, '3'])
   Exit: (203) [system] atom_chars('_premise3', ['_', p, r, e, m, i, s, e, '3'])
^  Exit: (202) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '3'], _premise3)
   Call: (202) [system] integer(_premise3)
   Fail: (202) [system] integer(_premise3)
   Call: (202) [system] _763020=_premise3
   Exit: (202) [system] _premise3=_premise3
^  Exit: (201) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '3'], _premise3)
^  Exit: (200) [user] read_symbolic(')', (0x55fbb4538270), $, _premise3)
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), _premise3)
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _954684)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _956542)
   Exit: (201) [system] peek_char((0x55fbb4538270), ')')
   Call: (201) [system] ')'=(;)
   Fail: (201) [system] ')'=(;)
   Call: (201) [system] ')'=(/)
   Fail: (201) [system] ')'=(/)
^  Call: (201) [user] is_like_space(')')
   Call: (202) [system] char_type(')', 'white')
   Fail: (202) [system] char_type(')', 'white')
   Call: (202) [system] char_type(')', end_of_line)
   Fail: (202) [system] char_type(')', end_of_line)
   Call: (202) [system] char_type(')', space)
   Fail: (202) [system] char_type(')', space)
   Call: (202) [system] char_type(')', cntrl)
   Fail: (202) [system] char_type(')', cntrl)
^  Fail: (201) [user] is_like_space(')')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _972552)
   Exit: (200) [system] peek_char((0x55fbb4538270), ')')
   Call: (200) [system] ')'=')'
   Exit: (200) [system] ')'=')'
   Call: (200) [system] get_char((0x55fbb4538270), _976342)
   Exit: (200) [system] get_char((0x55fbb4538270), ')')
   Call: (200) [system] _954684=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [])
   Call: (199) [system] _726360=[_premise3]
   Exit: (199) [system] [_premise3]=[_premise3]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [_premise3])
   Call: (198) [system] _533368=[_proof3, _premise3]
   Exit: (198) [system] [_proof3, _premise3]=[_proof3, _premise3]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [_proof3, _premise3])
   Call: (197) [system] _429542=[:, _proof3, _premise3]
   Exit: (197) [system] [:, _proof3, _premise3]=[:, _proof3, _premise3]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [:, _proof3, _premise3])
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), [:, _proof3, _premise3])
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _990224)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _992082)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _1001676)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1004380)
   Exit: (198) [system] peek_char((0x55fbb4538270), '(')
   Call: (198) [system] '('=(;)
   Fail: (198) [system] '('=(;)
   Call: (198) [system] '('=(/)
   Fail: (198) [system] '('=(/)
^  Call: (198) [user] is_like_space('(')
   Call: (199) [system] char_type('(', 'white')
   Fail: (199) [system] char_type('(', 'white')
   Call: (199) [system] char_type('(', end_of_line)
   Fail: (199) [system] char_type('(', end_of_line)
   Call: (199) [system] char_type('(', space)
   Fail: (199) [system] char_type('(', space)
   Call: (199) [system] char_type('(', cntrl)
   Fail: (199) [system] char_type('(', cntrl)
^  Fail: (198) [user] is_like_space('(')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1021314)
   Exit: (196) [system] peek_char((0x55fbb4538270), '(')
   Call: (196) [system] '('=')'
   Fail: (196) [system] '('=')'
   Call: (196) [system] '('=end_of_file
   Fail: (196) [system] '('=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55fbb4538270), _1026884)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1028742)
   Exit: (198) [system] peek_char((0x55fbb4538270), '(')
   Call: (198) [system] '('=(;)
   Fail: (198) [system] '('=(;)
   Call: (198) [system] '('=(/)
   Fail: (198) [system] '('=(/)
^  Call: (198) [user] is_like_space('(')
   Call: (199) [system] char_type('(', 'white')
   Fail: (199) [system] char_type('(', 'white')
   Call: (199) [system] char_type('(', end_of_line)
   Fail: (199) [system] char_type('(', end_of_line)
   Call: (199) [system] char_type('(', space)
   Fail: (199) [system] char_type('(', space)
   Call: (199) [system] char_type('(', cntrl)
   Fail: (199) [system] char_type('(', cntrl)
^  Fail: (198) [user] is_like_space('(')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] get_char((0x55fbb4538270), _1044752)
   Exit: (197) [system] get_char((0x55fbb4538270), '(')
   Call: (197) [system] '('='('
   Exit: (197) [system] '('='('
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _1026884)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1050322)
   Exit: (199) [system] peek_char((0x55fbb4538270), s)
   Call: (199) [system] s=(;)
   Fail: (199) [system] s=(;)
   Call: (199) [system] s=(/)
   Fail: (199) [system] s=(/)
^  Call: (199) [user] is_like_space(s)
   Call: (200) [system] char_type(s, 'white')
   Fail: (200) [system] char_type(s, 'white')
   Call: (200) [system] char_type(s, end_of_line)
   Fail: (200) [system] char_type(s, end_of_line)
   Call: (200) [system] char_type(s, space)
   Fail: (200) [system] char_type(s, space)
   Call: (200) [system] char_type(s, cntrl)
   Fail: (200) [system] char_type(s, cntrl)
^  Fail: (199) [user] is_like_space(s)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1066332)
   Exit: (198) [system] peek_char((0x55fbb4538270), s)
   Call: (198) [system] s=')'
   Fail: (198) [system] s=')'
   Call: (198) [system] s=end_of_file
   Fail: (198) [system] s=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _1071902)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1073760)
   Exit: (200) [system] peek_char((0x55fbb4538270), s)
   Call: (200) [system] s=(;)
   Fail: (200) [system] s=(;)
   Call: (200) [system] s=(/)
   Fail: (200) [system] s=(/)
^  Call: (200) [user] is_like_space(s)
   Call: (201) [system] char_type(s, 'white')
   Fail: (201) [system] char_type(s, 'white')
   Call: (201) [system] char_type(s, end_of_line)
   Fail: (201) [system] char_type(s, end_of_line)
   Call: (201) [system] char_type(s, space)
   Fail: (201) [system] char_type(s, space)
   Call: (201) [system] char_type(s, cntrl)
   Fail: (201) [system] char_type(s, cntrl)
^  Fail: (200) [user] is_like_space(s)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _1089770)
   Exit: (199) [system] get_char((0x55fbb4538270), s)
   Call: (199) [system] s='('
   Fail: (199) [system] s='('
   Call: (199) [system] s='['
   Fail: (199) [system] s='['
   Call: (199) [system] s='{'
   Fail: (199) [system] s='{'
   Call: (199) [system] s='"'
   Fail: (199) [system] s='"'
   Call: (199) [system] s=!
   Fail: (199) [system] s=!
   Call: (199) [system] s='\''
   Fail: (199) [system] s='\''
   Call: (199) [system] s='`'
   Fail: (199) [system] s='`'
   Call: (199) [system] s=end_of_file
   Fail: (199) [system] s=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55fbb4538270), s, _1071902)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _1107412)
   Call: (201) [system] peek_char((0x55fbb4538270), _1108346)
   Exit: (201) [system] peek_char((0x55fbb4538270), y)
^  Call: (201) [user] is_delimiter(y)
   Call: (202) [system] char_type(y, space)
   Fail: (202) [system] char_type(y, space)
   Call: (202) [system] arg(_1113066, v('(', ')', end_of_file), y)
   Fail: (202) [system] arg(_1113998, v('(', ')', end_of_file), y)
^  Fail: (201) [user] is_delimiter(y)
   Call: (201) [system] ')'==y
   Fail: (201) [system] ')'==y
   Call: (201) [system] get_char((0x55fbb4538270), y)
   Exit: (201) [system] get_char((0x55fbb4538270), y)
   Call: (201) [system] y=(\)
   Fail: (201) [system] y=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1121348)
   Call: (202) [system] peek_char((0x55fbb4538270), _1122282)
   Exit: (202) [system] peek_char((0x55fbb4538270), n)
^  Call: (202) [user] is_delimiter(n)
   Call: (203) [system] char_type(n, space)
   Fail: (203) [system] char_type(n, space)
   Call: (203) [system] arg(_1127002, v('(', ')', end_of_file), n)
   Fail: (203) [system] arg(_1127934, v('(', ')', end_of_file), n)
^  Fail: (202) [user] is_delimiter(n)
   Call: (202) [system] ')'==n
   Fail: (202) [system] ')'==n
   Call: (202) [system] get_char((0x55fbb4538270), n)
   Exit: (202) [system] get_char((0x55fbb4538270), n)
   Call: (202) [system] n=(\)
   Fail: (202) [system] n=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1135284)
   Call: (203) [system] peek_char((0x55fbb4538270), _1136218)
   Exit: (203) [system] peek_char((0x55fbb4538270), t)
^  Call: (203) [user] is_delimiter(t)
   Call: (204) [system] char_type(t, space)
   Fail: (204) [system] char_type(t, space)
   Call: (204) [system] arg(_1140938, v('(', ')', end_of_file), t)
   Fail: (204) [system] arg(_1141870, v('(', ')', end_of_file), t)
^  Fail: (203) [user] is_delimiter(t)
   Call: (203) [system] ')'==t
   Fail: (203) [system] ')'==t
   Call: (203) [system] get_char((0x55fbb4538270), t)
   Exit: (203) [system] get_char((0x55fbb4538270), t)
   Call: (203) [system] t=(\)
   Fail: (203) [system] t=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1149220)
   Call: (204) [system] peek_char((0x55fbb4538270), _1150154)
   Exit: (204) [system] peek_char((0x55fbb4538270), h)
^  Call: (204) [user] is_delimiter(h)
   Call: (205) [system] char_type(h, space)
   Fail: (205) [system] char_type(h, space)
   Call: (205) [system] arg(_1154874, v('(', ')', end_of_file), h)
   Fail: (205) [system] arg(_1155806, v('(', ')', end_of_file), h)
^  Fail: (204) [user] is_delimiter(h)
   Call: (204) [system] ')'==h
   Fail: (204) [system] ')'==h
   Call: (204) [system] get_char((0x55fbb4538270), h)
   Exit: (204) [system] get_char((0x55fbb4538270), h)
   Call: (204) [system] h=(\)
   Fail: (204) [system] h=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1163156)
   Call: (205) [system] peek_char((0x55fbb4538270), _1164090)
   Exit: (205) [system] peek_char((0x55fbb4538270), e)
^  Call: (205) [user] is_delimiter(e)
   Call: (206) [system] char_type(e, space)
   Fail: (206) [system] char_type(e, space)
   Call: (206) [system] arg(_1168810, v('(', ')', end_of_file), e)
   Fail: (206) [system] arg(_1169742, v('(', ')', end_of_file), e)
^  Fail: (205) [user] is_delimiter(e)
   Call: (205) [system] ')'==e
   Fail: (205) [system] ')'==e
   Call: (205) [system] get_char((0x55fbb4538270), e)
   Exit: (205) [system] get_char((0x55fbb4538270), e)
   Call: (205) [system] e=(\)
   Fail: (205) [system] e=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1177092)
   Call: (206) [system] peek_char((0x55fbb4538270), _1178026)
   Exit: (206) [system] peek_char((0x55fbb4538270), s)
^  Call: (206) [user] is_delimiter(s)
   Call: (207) [system] char_type(s, space)
   Fail: (207) [system] char_type(s, space)
   Call: (207) [system] arg(_1182746, v('(', ')', end_of_file), s)
   Fail: (207) [system] arg(_1183678, v('(', ')', end_of_file), s)
^  Fail: (206) [user] is_delimiter(s)
   Call: (206) [system] ')'==s
   Fail: (206) [system] ')'==s
   Call: (206) [system] get_char((0x55fbb4538270), s)
   Exit: (206) [system] get_char((0x55fbb4538270), s)
   Call: (206) [system] s=(\)
   Fail: (206) [system] s=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1191028)
   Call: (207) [system] peek_char((0x55fbb4538270), _1191962)
   Exit: (207) [system] peek_char((0x55fbb4538270), i)
^  Call: (207) [user] is_delimiter(i)
   Call: (208) [system] char_type(i, space)
   Fail: (208) [system] char_type(i, space)
   Call: (208) [system] arg(_1196682, v('(', ')', end_of_file), i)
   Fail: (208) [system] arg(_1197614, v('(', ')', end_of_file), i)
^  Fail: (207) [user] is_delimiter(i)
   Call: (207) [system] ')'==i
   Fail: (207) [system] ')'==i
   Call: (207) [system] get_char((0x55fbb4538270), i)
   Exit: (207) [system] get_char((0x55fbb4538270), i)
   Call: (207) [system] i=(\)
   Fail: (207) [system] i=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1204964)
   Call: (208) [system] peek_char((0x55fbb4538270), _1205898)
   Exit: (208) [system] peek_char((0x55fbb4538270), z)
^  Call: (208) [user] is_delimiter(z)
   Call: (209) [system] char_type(z, space)
   Fail: (209) [system] char_type(z, space)
   Call: (209) [system] arg(_1210618, v('(', ')', end_of_file), z)
   Fail: (209) [system] arg(_1211550, v('(', ')', end_of_file), z)
^  Fail: (208) [user] is_delimiter(z)
   Call: (208) [system] ')'==z
   Fail: (208) [system] ')'==z
   Call: (208) [system] get_char((0x55fbb4538270), z)
   Exit: (208) [system] get_char((0x55fbb4538270), z)
   Call: (208) [system] z=(\)
   Fail: (208) [system] z=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1218900)
   Call: (209) [system] peek_char((0x55fbb4538270), _1219834)
   Exit: (209) [system] peek_char((0x55fbb4538270), e)
^  Call: (209) [user] is_delimiter(e)
   Call: (210) [system] char_type(e, space)
   Fail: (210) [system] char_type(e, space)
   Call: (210) [system] arg(_1224554, v('(', ')', end_of_file), e)
   Fail: (210) [system] arg(_1225486, v('(', ')', end_of_file), e)
^  Fail: (209) [user] is_delimiter(e)
   Call: (209) [system] ')'==e
   Fail: (209) [system] ')'==e
   Call: (209) [system] get_char((0x55fbb4538270), e)
   Exit: (209) [system] get_char((0x55fbb4538270), e)
   Call: (209) [system] e=(\)
   Fail: (209) [system] e=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1232836)
   Call: (210) [system] peek_char((0x55fbb4538270), _1233770)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _1232836=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (209) [system] _1218900=[e]
   Exit: (209) [system] [e]=[e]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (208) [system] _1204964=[z, e]
   Exit: (208) [system] [z, e]=[z, e]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [z, e])
   Call: (207) [system] _1191028=[i, z, e]
   Exit: (207) [system] [i, z, e]=[i, z, e]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, z, e])
   Call: (206) [system] _1177092=[s, i, z, e]
   Exit: (206) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, i, z, e])
   Call: (205) [system] _1163156=[e, s, i, z, e]
   Exit: (205) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, s, i, z, e])
   Call: (204) [system] _1149220=[h, e, s, i, z, e]
   Exit: (204) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [h, e, s, i, z, e])
   Call: (203) [system] _1135284=[t, h, e, s, i, z, e]
   Exit: (203) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, h, e, s, i, z, e])
   Call: (202) [system] _1121348=[n, t, h, e, s, i, z, e]
   Exit: (202) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, h, e, s, i, z, e])
   Call: (201) [system] _1107412=[y, n, t, h, e, s, i, z, e]
   Exit: (201) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [y, n, t, h, e, s, i, z, e])
^  Call: (200) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], _1071902)
^  Call: (201) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], _1268200)
^  Call: (203) [system] setup_call_cleanup('$notrace'(_1269152, _1269154), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _1268200), _1269134, fail)), '$restore_trace'(_1269152, _1269154))
^  Call: (204) [system] sig_atomic(system:'$notrace'(_1269152, _1269154))
^  Exit: (203) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _1269134, fail)), system:'$restore_trace'(3, -1))
   Call: (202) [system] atomic(synthesize)
   Exit: (202) [system] atomic(synthesize)
^  Exit: (201) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], synthesize)
   Call: (201) [system] integer(synthesize)
   Fail: (201) [system] integer(synthesize)
   Call: (201) [system] _1071902=synthesize
   Exit: (201) [system] synthesize=synthesize
^  Exit: (200) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (199) [user] read_symbolic(')', (0x55fbb4538270), s, synthesize)
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), synthesize)
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _1281280)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1283138)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _1292732)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1295436)
   Exit: (201) [system] peek_char((0x55fbb4538270), '(')
   Call: (201) [system] '('=(;)
   Fail: (201) [system] '('=(;)
   Call: (201) [system] '('=(/)
   Fail: (201) [system] '('=(/)
^  Call: (201) [user] is_like_space('(')
   Call: (202) [system] char_type('(', 'white')
   Fail: (202) [system] char_type('(', 'white')
   Call: (202) [system] char_type('(', end_of_line)
   Fail: (202) [system] char_type('(', end_of_line)
   Call: (202) [system] char_type('(', space)
   Fail: (202) [system] char_type('(', space)
   Call: (202) [system] char_type('(', cntrl)
   Fail: (202) [system] char_type('(', cntrl)
^  Fail: (201) [user] is_like_space('(')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1312370)
   Exit: (199) [system] peek_char((0x55fbb4538270), '(')
   Call: (199) [system] '('=')'
   Fail: (199) [system] '('=')'
   Call: (199) [system] '('=end_of_file
   Fail: (199) [system] '('=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _1317940)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1319798)
   Exit: (201) [system] peek_char((0x55fbb4538270), '(')
   Call: (201) [system] '('=(;)
   Fail: (201) [system] '('=(;)
   Call: (201) [system] '('=(/)
   Fail: (201) [system] '('=(/)
^  Call: (201) [user] is_like_space('(')
   Call: (202) [system] char_type('(', 'white')
   Fail: (202) [system] char_type('(', 'white')
   Call: (202) [system] char_type('(', end_of_line)
   Fail: (202) [system] char_type('(', end_of_line)
   Call: (202) [system] char_type('(', space)
   Fail: (202) [system] char_type('(', space)
   Call: (202) [system] char_type('(', cntrl)
   Fail: (202) [system] char_type('(', cntrl)
^  Fail: (201) [user] is_like_space('(')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _1335808)
   Exit: (200) [system] get_char((0x55fbb4538270), '(')
   Call: (200) [system] '('='('
   Exit: (200) [system] '('='('
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _1317940)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1341378)
   Exit: (202) [system] peek_char((0x55fbb4538270), :)
   Call: (202) [system] (:)=(;)
   Fail: (202) [system] (:)=(;)
   Call: (202) [system] (:)=(/)
   Fail: (202) [system] (:)=(/)
^  Call: (202) [user] is_like_space(:)
   Call: (203) [system] char_type(:, 'white')
   Fail: (203) [system] char_type(:, 'white')
   Call: (203) [system] char_type(:, end_of_line)
   Fail: (203) [system] char_type(:, end_of_line)
   Call: (203) [system] char_type(:, space)
   Fail: (203) [system] char_type(:, space)
   Call: (203) [system] char_type(:, cntrl)
   Fail: (203) [system] char_type(:, cntrl)
^  Fail: (202) [user] is_like_space(:)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1357388)
   Exit: (201) [system] peek_char((0x55fbb4538270), :)
   Call: (201) [system] (:)=')'
   Fail: (201) [system] (:)=')'
   Call: (201) [system] (:)=end_of_file
   Fail: (201) [system] (:)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _1362958)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1364816)
   Exit: (203) [system] peek_char((0x55fbb4538270), :)
   Call: (203) [system] (:)=(;)
   Fail: (203) [system] (:)=(;)
   Call: (203) [system] (:)=(/)
   Fail: (203) [system] (:)=(/)
^  Call: (203) [user] is_like_space(:)
   Call: (204) [system] char_type(:, 'white')
   Fail: (204) [system] char_type(:, 'white')
   Call: (204) [system] char_type(:, end_of_line)
   Fail: (204) [system] char_type(:, end_of_line)
   Call: (204) [system] char_type(:, space)
   Fail: (204) [system] char_type(:, space)
   Call: (204) [system] char_type(:, cntrl)
   Fail: (204) [system] char_type(:, cntrl)
^  Fail: (203) [user] is_like_space(:)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _1380826)
   Exit: (202) [system] get_char((0x55fbb4538270), :)
   Call: (202) [system] (:)='('
   Fail: (202) [system] (:)='('
   Call: (202) [system] (:)='['
   Fail: (202) [system] (:)='['
   Call: (202) [system] (:)='{'
   Fail: (202) [system] (:)='{'
   Call: (202) [system] (:)='"'
   Fail: (202) [system] (:)='"'
   Call: (202) [system] (:)=!
   Fail: (202) [system] (:)=!
   Call: (202) [system] (:)='\''
   Fail: (202) [system] (:)='\''
   Call: (202) [system] (:)='`'
   Fail: (202) [system] (:)='`'
   Call: (202) [system] (:)=end_of_file
   Fail: (202) [system] (:)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55fbb4538270), :, _1362958)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1398468)
   Call: (204) [system] peek_char((0x55fbb4538270), _1399402)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (204) [user] is_delimiter(' ')
   Call: (205) [system] char_type(' ', space)
   Exit: (205) [system] char_type(' ', space)
^  Exit: (204) [user] is_delimiter(' ')
   Call: (204) [system] _1398468=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (203) [user] classify_and_convert_charseq([:], _1362958)
^  Call: (204) [user] classify_and_convert_charseq_([:], _1408686)
^  Call: (206) [system] setup_call_cleanup('$notrace'(_1409638, _1409640), once(user:catch(read_from_chars([:], _1408686), _1409620, fail)), '$restore_trace'(_1409638, _1409640))
^  Call: (207) [system] sig_atomic(system:'$notrace'(_1409638, _1409640))
^  Exit: (206) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1409620, fail)), system:'$restore_trace'(3, -1))
   Call: (205) [system] atomic(:)
   Exit: (205) [system] atomic(:)
^  Exit: (204) [user] classify_and_convert_charseq_([:], :)
   Call: (204) [system] integer(:)
   Fail: (204) [system] integer(:)
   Call: (204) [system] _1362958=(:)
   Exit: (204) [system] (:)=(:)
^  Exit: (203) [user] classify_and_convert_charseq([:], :)
^  Exit: (202) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _1421766)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1423624)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
   Call: (203) [system] ' '=(/)
   Fail: (203) [system] ' '=(/)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55fbb4538270), _1433218)
   Exit: (203) [system] get_char((0x55fbb4538270), ' ')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1435922)
   Exit: (204) [system] peek_char((0x55fbb4538270), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
   Call: (204) [system] ($)=(/)
   Fail: (204) [system] ($)=(/)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1452856)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=')'
   Fail: (202) [system] ($)=')'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55fbb4538270), _1458426)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1460284)
   Exit: (204) [system] peek_char((0x55fbb4538270), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
   Call: (204) [system] ($)=(/)
   Fail: (204) [system] ($)=(/)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] get_char((0x55fbb4538270), _1476294)
   Exit: (203) [system] get_char((0x55fbb4538270), $)
   Call: (203) [system] ($)='('
   Fail: (203) [system] ($)='('
   Call: (203) [system] ($)='['
   Fail: (203) [system] ($)='['
   Call: (203) [system] ($)='{'
   Fail: (203) [system] ($)='{'
   Call: (203) [system] ($)='"'
   Fail: (203) [system] ($)='"'
   Call: (203) [system] ($)=!
   Fail: (203) [system] ($)=!
   Call: (203) [system] ($)='\''
   Fail: (203) [system] ($)='\''
   Call: (203) [system] ($)='`'
   Fail: (203) [system] ($)='`'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55fbb4538270), $, _1458426)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1493936)
   Call: (205) [system] peek_char((0x55fbb4538270), _1494870)
   Exit: (205) [system] peek_char((0x55fbb4538270), p)
^  Call: (205) [user] is_delimiter(p)
   Call: (206) [system] char_type(p, space)
   Fail: (206) [system] char_type(p, space)
   Call: (206) [system] arg(_1499590, v('(', ')', end_of_file), p)
   Fail: (206) [system] arg(_1500522, v('(', ')', end_of_file), p)
^  Fail: (205) [user] is_delimiter(p)
   Call: (205) [system] ')'==p
   Fail: (205) [system] ')'==p
   Call: (205) [system] get_char((0x55fbb4538270), p)
   Exit: (205) [system] get_char((0x55fbb4538270), p)
   Call: (205) [system] p=(\)
   Fail: (205) [system] p=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1507872)
   Call: (206) [system] peek_char((0x55fbb4538270), _1508806)
   Exit: (206) [system] peek_char((0x55fbb4538270), r)
^  Call: (206) [user] is_delimiter(r)
   Call: (207) [system] char_type(r, space)
   Fail: (207) [system] char_type(r, space)
   Call: (207) [system] arg(_1513526, v('(', ')', end_of_file), r)
   Fail: (207) [system] arg(_1514458, v('(', ')', end_of_file), r)
^  Fail: (206) [user] is_delimiter(r)
   Call: (206) [system] ')'==r
   Fail: (206) [system] ')'==r
   Call: (206) [system] get_char((0x55fbb4538270), r)
   Exit: (206) [system] get_char((0x55fbb4538270), r)
   Call: (206) [system] r=(\)
   Fail: (206) [system] r=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1521808)
   Call: (207) [system] peek_char((0x55fbb4538270), _1522742)
   Exit: (207) [system] peek_char((0x55fbb4538270), o)
^  Call: (207) [user] is_delimiter(o)
   Call: (208) [system] char_type(o, space)
   Fail: (208) [system] char_type(o, space)
   Call: (208) [system] arg(_1527462, v('(', ')', end_of_file), o)
   Fail: (208) [system] arg(_1528394, v('(', ')', end_of_file), o)
^  Fail: (207) [user] is_delimiter(o)
   Call: (207) [system] ')'==o
   Fail: (207) [system] ')'==o
   Call: (207) [system] get_char((0x55fbb4538270), o)
   Exit: (207) [system] get_char((0x55fbb4538270), o)
   Call: (207) [system] o=(\)
   Fail: (207) [system] o=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1535744)
   Call: (208) [system] peek_char((0x55fbb4538270), _1536678)
   Exit: (208) [system] peek_char((0x55fbb4538270), o)
^  Call: (208) [user] is_delimiter(o)
   Call: (209) [system] char_type(o, space)
   Fail: (209) [system] char_type(o, space)
   Call: (209) [system] arg(_1541398, v('(', ')', end_of_file), o)
   Fail: (209) [system] arg(_1542330, v('(', ')', end_of_file), o)
^  Fail: (208) [user] is_delimiter(o)
   Call: (208) [system] ')'==o
   Fail: (208) [system] ')'==o
   Call: (208) [system] get_char((0x55fbb4538270), o)
   Exit: (208) [system] get_char((0x55fbb4538270), o)
   Call: (208) [system] o=(\)
   Fail: (208) [system] o=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1549680)
   Call: (209) [system] peek_char((0x55fbb4538270), _1550614)
   Exit: (209) [system] peek_char((0x55fbb4538270), f)
^  Call: (209) [user] is_delimiter(f)
   Call: (210) [system] char_type(f, space)
   Fail: (210) [system] char_type(f, space)
   Call: (210) [system] arg(_1555334, v('(', ')', end_of_file), f)
   Fail: (210) [system] arg(_1556266, v('(', ')', end_of_file), f)
^  Fail: (209) [user] is_delimiter(f)
   Call: (209) [system] ')'==f
   Fail: (209) [system] ')'==f
   Call: (209) [system] get_char((0x55fbb4538270), f)
   Exit: (209) [system] get_char((0x55fbb4538270), f)
   Call: (209) [system] f=(\)
   Fail: (209) [system] f=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1563616)
   Call: (210) [system] peek_char((0x55fbb4538270), _1564550)
   Exit: (210) [system] peek_char((0x55fbb4538270), '3')
^  Call: (210) [user] is_delimiter('3')
   Call: (211) [system] char_type('3', space)
   Fail: (211) [system] char_type('3', space)
   Call: (211) [system] arg(_1569270, v('(', ')', end_of_file), '3')
   Fail: (211) [system] arg(_1570202, v('(', ')', end_of_file), '3')
^  Fail: (210) [user] is_delimiter('3')
   Call: (210) [system] ')'=='3'
   Fail: (210) [system] ')'=='3'
   Call: (210) [system] get_char((0x55fbb4538270), '3')
   Exit: (210) [system] get_char((0x55fbb4538270), '3')
   Call: (210) [system] '3'=(\)
   Fail: (210) [system] '3'=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1577552)
   Call: (211) [system] peek_char((0x55fbb4538270), _1578486)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (211) [user] is_delimiter(' ')
   Call: (212) [system] char_type(' ', space)
   Exit: (212) [system] char_type(' ', space)
^  Exit: (211) [user] is_delimiter(' ')
   Call: (211) [system] _1577552=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (210) [system] _1563616=['3']
   Exit: (210) [system] ['3']=['3']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), ['3'])
   Call: (209) [system] _1549680=[f, '3']
   Exit: (209) [system] [f, '3']=[f, '3']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [f, '3'])
   Call: (208) [system] _1535744=[o, f, '3']
   Exit: (208) [system] [o, f, '3']=[o, f, '3']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, f, '3'])
   Call: (207) [system] _1521808=[o, o, f, '3']
   Exit: (207) [system] [o, o, f, '3']=[o, o, f, '3']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, o, f, '3'])
   Call: (206) [system] _1507872=[r, o, o, f, '3']
   Exit: (206) [system] [r, o, o, f, '3']=[r, o, o, f, '3']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, o, f, '3'])
   Call: (205) [system] _1493936=[p, r, o, o, f, '3']
   Exit: (205) [system] [p, r, o, o, f, '3']=[p, r, o, o, f, '3']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, o, o, f, '3'])
^  Call: (204) [user] classify_and_convert_charseq([$, p, r, o, o, f, '3'], _1458426)
^  Call: (205) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '3'], _1604534)
   Call: (206) [system] atom_chars(_1605466, ['_', p, r, o, o, f, '3'])
   Exit: (206) [system] atom_chars('_proof3', ['_', p, r, o, o, f, '3'])
^  Exit: (205) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '3'], _proof3)
   Call: (205) [system] integer(_proof3)
   Fail: (205) [system] integer(_proof3)
   Call: (205) [system] _1458426=_proof3
   Exit: (205) [system] _proof3=_proof3
^  Exit: (204) [user] classify_and_convert_charseq([$, p, r, o, o, f, '3'], _proof3)
^  Exit: (203) [user] read_symbolic(')', (0x55fbb4538270), $, _proof3)
^  Exit: (202) [user] cont_sexpr(')', (0x55fbb4538270), _proof3)
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _1614758)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1616616)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
   Call: (204) [system] ' '=(/)
   Fail: (204) [system] ' '=(/)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55fbb4538270), _1626210)
   Exit: (204) [system] get_char((0x55fbb4538270), ' ')
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1628914)
   Exit: (205) [system] peek_char((0x55fbb4538270), $)
   Call: (205) [system] ($)=(;)
   Fail: (205) [system] ($)=(;)
   Call: (205) [system] ($)=(/)
   Fail: (205) [system] ($)=(/)
^  Call: (205) [user] is_like_space($)
   Call: (206) [system] char_type($, 'white')
   Fail: (206) [system] char_type($, 'white')
   Call: (206) [system] char_type($, end_of_line)
   Fail: (206) [system] char_type($, end_of_line)
   Call: (206) [system] char_type($, space)
   Fail: (206) [system] char_type($, space)
   Call: (206) [system] char_type($, cntrl)
   Fail: (206) [system] char_type($, cntrl)
^  Fail: (205) [user] is_like_space($)
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1645848)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=')'
   Fail: (203) [system] ($)=')'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55fbb4538270), _1651418)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1653276)
   Exit: (205) [system] peek_char((0x55fbb4538270), $)
   Call: (205) [system] ($)=(;)
   Fail: (205) [system] ($)=(;)
   Call: (205) [system] ($)=(/)
   Fail: (205) [system] ($)=(/)
^  Call: (205) [user] is_like_space($)
   Call: (206) [system] char_type($, 'white')
   Fail: (206) [system] char_type($, 'white')
   Call: (206) [system] char_type($, end_of_line)
   Fail: (206) [system] char_type($, end_of_line)
   Call: (206) [system] char_type($, space)
   Fail: (206) [system] char_type($, space)
   Call: (206) [system] char_type($, cntrl)
   Fail: (206) [system] char_type($, cntrl)
^  Fail: (205) [user] is_like_space($)
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] get_char((0x55fbb4538270), _1669286)
   Exit: (204) [system] get_char((0x55fbb4538270), $)
   Call: (204) [system] ($)='('
   Fail: (204) [system] ($)='('
   Call: (204) [system] ($)='['
   Fail: (204) [system] ($)='['
   Call: (204) [system] ($)='{'
   Fail: (204) [system] ($)='{'
   Call: (204) [system] ($)='"'
   Fail: (204) [system] ($)='"'
   Call: (204) [system] ($)=!
   Fail: (204) [system] ($)=!
   Call: (204) [system] ($)='\''
   Fail: (204) [system] ($)='\''
   Call: (204) [system] ($)='`'
   Fail: (204) [system] ($)='`'
   Call: (204) [system] ($)=end_of_file
   Fail: (204) [system] ($)=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55fbb4538270), $, _1651418)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1686928)
   Call: (206) [system] peek_char((0x55fbb4538270), _1687862)
   Exit: (206) [system] peek_char((0x55fbb4538270), p)
^  Call: (206) [user] is_delimiter(p)
   Call: (207) [system] char_type(p, space)
   Fail: (207) [system] char_type(p, space)
   Call: (207) [system] arg(_1692582, v('(', ')', end_of_file), p)
   Fail: (207) [system] arg(_1693514, v('(', ')', end_of_file), p)
^  Fail: (206) [user] is_delimiter(p)
   Call: (206) [system] ')'==p
   Fail: (206) [system] ')'==p
   Call: (206) [system] get_char((0x55fbb4538270), p)
   Exit: (206) [system] get_char((0x55fbb4538270), p)
   Call: (206) [system] p=(\)
   Fail: (206) [system] p=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1700864)
   Call: (207) [system] peek_char((0x55fbb4538270), _1701798)
   Exit: (207) [system] peek_char((0x55fbb4538270), r)
^  Call: (207) [user] is_delimiter(r)
   Call: (208) [system] char_type(r, space)
   Fail: (208) [system] char_type(r, space)
   Call: (208) [system] arg(_1706518, v('(', ')', end_of_file), r)
   Fail: (208) [system] arg(_1707450, v('(', ')', end_of_file), r)
^  Fail: (207) [user] is_delimiter(r)
   Call: (207) [system] ')'==r
   Fail: (207) [system] ')'==r
   Call: (207) [system] get_char((0x55fbb4538270), r)
   Exit: (207) [system] get_char((0x55fbb4538270), r)
   Call: (207) [system] r=(\)
   Fail: (207) [system] r=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1714800)
   Call: (208) [system] peek_char((0x55fbb4538270), _1715734)
   Exit: (208) [system] peek_char((0x55fbb4538270), e)
^  Call: (208) [user] is_delimiter(e)
   Call: (209) [system] char_type(e, space)
   Fail: (209) [system] char_type(e, space)
   Call: (209) [system] arg(_1720454, v('(', ')', end_of_file), e)
   Fail: (209) [system] arg(_1721386, v('(', ')', end_of_file), e)
^  Fail: (208) [user] is_delimiter(e)
   Call: (208) [system] ')'==e
   Fail: (208) [system] ')'==e
   Call: (208) [system] get_char((0x55fbb4538270), e)
   Exit: (208) [system] get_char((0x55fbb4538270), e)
   Call: (208) [system] e=(\)
   Fail: (208) [system] e=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1728736)
   Call: (209) [system] peek_char((0x55fbb4538270), _1729670)
   Exit: (209) [system] peek_char((0x55fbb4538270), m)
^  Call: (209) [user] is_delimiter(m)
   Call: (210) [system] char_type(m, space)
   Fail: (210) [system] char_type(m, space)
   Call: (210) [system] arg(_1734390, v('(', ')', end_of_file), m)
   Fail: (210) [system] arg(_1735322, v('(', ')', end_of_file), m)
^  Fail: (209) [user] is_delimiter(m)
   Call: (209) [system] ')'==m
   Fail: (209) [system] ')'==m
   Call: (209) [system] get_char((0x55fbb4538270), m)
   Exit: (209) [system] get_char((0x55fbb4538270), m)
   Call: (209) [system] m=(\)
   Fail: (209) [system] m=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1742672)
   Call: (210) [system] peek_char((0x55fbb4538270), _1743606)
   Exit: (210) [system] peek_char((0x55fbb4538270), i)
^  Call: (210) [user] is_delimiter(i)
   Call: (211) [system] char_type(i, space)
   Fail: (211) [system] char_type(i, space)
   Call: (211) [system] arg(_1748326, v('(', ')', end_of_file), i)
   Fail: (211) [system] arg(_1749258, v('(', ')', end_of_file), i)
^  Fail: (210) [user] is_delimiter(i)
   Call: (210) [system] ')'==i
   Fail: (210) [system] ')'==i
   Call: (210) [system] get_char((0x55fbb4538270), i)
   Exit: (210) [system] get_char((0x55fbb4538270), i)
   Call: (210) [system] i=(\)
   Fail: (210) [system] i=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1756608)
   Call: (211) [system] peek_char((0x55fbb4538270), _1757542)
   Exit: (211) [system] peek_char((0x55fbb4538270), s)
^  Call: (211) [user] is_delimiter(s)
   Call: (212) [system] char_type(s, space)
   Fail: (212) [system] char_type(s, space)
   Call: (212) [system] arg(_1762262, v('(', ')', end_of_file), s)
   Fail: (212) [system] arg(_1763194, v('(', ')', end_of_file), s)
^  Fail: (211) [user] is_delimiter(s)
   Call: (211) [system] ')'==s
   Fail: (211) [system] ')'==s
   Call: (211) [system] get_char((0x55fbb4538270), s)
   Exit: (211) [system] get_char((0x55fbb4538270), s)
   Call: (211) [system] s=(\)
   Fail: (211) [system] s=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1770544)
   Call: (212) [system] peek_char((0x55fbb4538270), _1771478)
   Exit: (212) [system] peek_char((0x55fbb4538270), e)
^  Call: (212) [user] is_delimiter(e)
   Call: (213) [system] char_type(e, space)
   Fail: (213) [system] char_type(e, space)
   Call: (213) [system] arg(_1776198, v('(', ')', end_of_file), e)
   Fail: (213) [system] arg(_1777130, v('(', ')', end_of_file), e)
^  Fail: (212) [user] is_delimiter(e)
   Call: (212) [system] ')'==e
   Fail: (212) [system] ')'==e
   Call: (212) [system] get_char((0x55fbb4538270), e)
   Exit: (212) [system] get_char((0x55fbb4538270), e)
   Call: (212) [system] e=(\)
   Fail: (212) [system] e=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1784480)
   Call: (213) [system] peek_char((0x55fbb4538270), _1785414)
   Exit: (213) [system] peek_char((0x55fbb4538270), '3')
^  Call: (213) [user] is_delimiter('3')
   Call: (214) [system] char_type('3', space)
   Fail: (214) [system] char_type('3', space)
   Call: (214) [system] arg(_1790134, v('(', ')', end_of_file), '3')
   Fail: (214) [system] arg(_1791066, v('(', ')', end_of_file), '3')
^  Fail: (213) [user] is_delimiter('3')
   Call: (213) [system] ')'=='3'
   Fail: (213) [system] ')'=='3'
   Call: (213) [system] get_char((0x55fbb4538270), '3')
   Exit: (213) [system] get_char((0x55fbb4538270), '3')
   Call: (213) [system] '3'=(\)
   Fail: (213) [system] '3'=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1798416)
   Call: (214) [system] peek_char((0x55fbb4538270), _1799350)
   Exit: (214) [system] peek_char((0x55fbb4538270), ')')
^  Call: (214) [user] is_delimiter(')')
   Call: (215) [system] char_type(')', space)
   Fail: (215) [system] char_type(')', space)
   Call: (215) [system] arg(_1804070, v('(', ')', end_of_file), ')')
   Exit: (215) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (214) [user] is_delimiter(')')
   Call: (214) [system] _1798416=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (213) [system] _1784480=['3']
   Exit: (213) [system] ['3']=['3']
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), ['3'])
   Call: (212) [system] _1770544=[e, '3']
   Exit: (212) [system] [e, '3']=[e, '3']
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, '3'])
   Call: (211) [system] _1756608=[s, e, '3']
   Exit: (211) [system] [s, e, '3']=[s, e, '3']
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e, '3'])
   Call: (210) [system] _1742672=[i, s, e, '3']
   Exit: (210) [system] [i, s, e, '3']=[i, s, e, '3']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, e, '3'])
   Call: (209) [system] _1728736=[m, i, s, e, '3']
   Exit: (209) [system] [m, i, s, e, '3']=[m, i, s, e, '3']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, i, s, e, '3'])
   Call: (208) [system] _1714800=[e, m, i, s, e, '3']
   Exit: (208) [system] [e, m, i, s, e, '3']=[e, m, i, s, e, '3']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, m, i, s, e, '3'])
   Call: (207) [system] _1700864=[r, e, m, i, s, e, '3']
   Exit: (207) [system] [r, e, m, i, s, e, '3']=[r, e, m, i, s, e, '3']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, e, m, i, s, e, '3'])
   Call: (206) [system] _1686928=[p, r, e, m, i, s, e, '3']
   Exit: (206) [system] [p, r, e, m, i, s, e, '3']=[p, r, e, m, i, s, e, '3']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, e, m, i, s, e, '3'])
^  Call: (205) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '3'], _1651418)
^  Call: (206) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '3'], _1832858)
   Call: (207) [system] atom_chars(_1833790, ['_', p, r, e, m, i, s, e, '3'])
   Exit: (207) [system] atom_chars('_premise3', ['_', p, r, e, m, i, s, e, '3'])
^  Exit: (206) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '3'], _premise3)
   Call: (206) [system] integer(_premise3)
   Fail: (206) [system] integer(_premise3)
   Call: (206) [system] _1651418=_premise3
   Exit: (206) [system] _premise3=_premise3
^  Exit: (205) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '3'], _premise3)
^  Exit: (204) [user] read_symbolic(')', (0x55fbb4538270), $, _premise3)
^  Exit: (203) [user] cont_sexpr(')', (0x55fbb4538270), _premise3)
^  Call: (203) [user] read_list(')', (0x55fbb4538270), _1843082)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1844940)
   Exit: (205) [system] peek_char((0x55fbb4538270), ')')
   Call: (205) [system] ')'=(;)
   Fail: (205) [system] ')'=(;)
   Call: (205) [system] ')'=(/)
   Fail: (205) [system] ')'=(/)
^  Call: (205) [user] is_like_space(')')
   Call: (206) [system] char_type(')', 'white')
   Fail: (206) [system] char_type(')', 'white')
   Call: (206) [system] char_type(')', end_of_line)
   Fail: (206) [system] char_type(')', end_of_line)
   Call: (206) [system] char_type(')', space)
   Fail: (206) [system] char_type(')', space)
   Call: (206) [system] char_type(')', cntrl)
   Fail: (206) [system] char_type(')', cntrl)
^  Fail: (205) [user] is_like_space(')')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1860950)
   Exit: (204) [system] peek_char((0x55fbb4538270), ')')
   Call: (204) [system] ')'=')'
   Exit: (204) [system] ')'=')'
   Call: (204) [system] get_char((0x55fbb4538270), _1864740)
   Exit: (204) [system] get_char((0x55fbb4538270), ')')
   Call: (204) [system] _1843082=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_list(')', (0x55fbb4538270), [])
   Call: (203) [system] _1614758=[_premise3]
   Exit: (203) [system] [_premise3]=[_premise3]
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), [_premise3])
   Call: (202) [system] _1421766=[_proof3, _premise3]
   Exit: (202) [system] [_proof3, _premise3]=[_proof3, _premise3]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [_proof3, _premise3])
   Call: (201) [system] _1317940=[:, _proof3, _premise3]
   Exit: (201) [system] [:, _proof3, _premise3]=[:, _proof3, _premise3]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [:, _proof3, _premise3])
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), [:, _proof3, _premise3])
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _1878622)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1880480)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _1890074)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1892778)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1909712)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _1915282)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1917140)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _1933150)
   Exit: (201) [system] get_char((0x55fbb4538270), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _1915282)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1950792)
   Call: (203) [system] peek_char((0x55fbb4538270), _1951726)
   Exit: (203) [system] peek_char((0x55fbb4538270), k)
^  Call: (203) [user] is_delimiter(k)
   Call: (204) [system] char_type(k, space)
   Fail: (204) [system] char_type(k, space)
   Call: (204) [system] arg(_1956446, v('(', ')', end_of_file), k)
   Fail: (204) [system] arg(_1957378, v('(', ')', end_of_file), k)
^  Fail: (203) [user] is_delimiter(k)
   Call: (203) [system] ')'==k
   Fail: (203) [system] ')'==k
   Call: (203) [system] get_char((0x55fbb4538270), k)
   Exit: (203) [system] get_char((0x55fbb4538270), k)
   Call: (203) [system] k=(\)
   Fail: (203) [system] k=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1964728)
   Call: (204) [system] peek_char((0x55fbb4538270), _1965662)
   Exit: (204) [system] peek_char((0x55fbb4538270), b)
^  Call: (204) [user] is_delimiter(b)
   Call: (205) [system] char_type(b, space)
   Fail: (205) [system] char_type(b, space)
   Call: (205) [system] arg(_1970382, v('(', ')', end_of_file), b)
   Fail: (205) [system] arg(_1971314, v('(', ')', end_of_file), b)
^  Fail: (204) [user] is_delimiter(b)
   Call: (204) [system] ')'==b
   Fail: (204) [system] ')'==b
   Call: (204) [system] get_char((0x55fbb4538270), b)
   Exit: (204) [system] get_char((0x55fbb4538270), b)
   Call: (204) [system] b=(\)
   Fail: (204) [system] b=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1978664)
   Call: (205) [system] peek_char((0x55fbb4538270), _1979598)
   Exit: (205) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (205) [user] is_delimiter(' ')
   Call: (206) [system] char_type(' ', space)
   Exit: (206) [system] char_type(' ', space)
^  Exit: (205) [user] is_delimiter(' ')
   Call: (205) [system] _1978664=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (204) [system] _1964728=[b]
   Exit: (204) [system] [b]=[b]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (203) [system] _1950792=[k, b]
   Exit: (203) [system] [k, b]=[k, b]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [k, b])
^  Call: (202) [user] classify_and_convert_charseq([$, k, b], _1915282)
^  Call: (203) [user] classify_and_convert_charseq_([$, k, b], _1994470)
   Call: (204) [system] atom_chars(_1995402, ['_', k, b])
   Exit: (204) [system] atom_chars('_kb', ['_', k, b])
^  Exit: (203) [user] classify_and_convert_charseq_([$, k, b], _kb)
   Call: (203) [system] integer(_kb)
   Fail: (203) [system] integer(_kb)
   Call: (203) [system] _1915282=_kb
   Exit: (203) [system] _kb=_kb
^  Exit: (202) [user] classify_and_convert_charseq([$, k, b], _kb)
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _kb)
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), _kb)
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _2004694)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _2006552)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _2016146)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _2018850)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _2035784)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _2041354)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _2043212)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _2059222)
   Exit: (202) [system] get_char((0x55fbb4538270), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _2041354)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _2076864)
   Call: (204) [system] peek_char((0x55fbb4538270), _2077798)
   Exit: (204) [system] peek_char((0x55fbb4538270), r)
^  Call: (204) [user] is_delimiter(r)
   Call: (205) [system] char_type(r, space)
   Fail: (205) [system] char_type(r, space)
   Call: (205) [system] arg(_2082518, v('(', ')', end_of_file), r)
   Fail: (205) [system] arg(_2083450, v('(', ')', end_of_file), r)
^  Fail: (204) [user] is_delimiter(r)
   Call: (204) [system] ')'==r
   Fail: (204) [system] ')'==r
   Call: (204) [system] get_char((0x55fbb4538270), r)
   Exit: (204) [system] get_char((0x55fbb4538270), r)
   Call: (204) [system] r=(\)
   Fail: (204) [system] r=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _2090800)
   Call: (205) [system] peek_char((0x55fbb4538270), _2091734)
   Exit: (205) [system] peek_char((0x55fbb4538270), b)
^  Call: (205) [user] is_delimiter(b)
   Call: (206) [system] char_type(b, space)
   Fail: (206) [system] char_type(b, space)
   Call: (206) [system] arg(_4062, v('(', ')', end_of_file), b)
   Fail: (206) [system] arg(_4658, v('(', ')', end_of_file), b)
^  Fail: (205) [user] is_delimiter(b)
   Call: (205) [system] ')'==b
   Fail: (205) [system] ')'==b
   Call: (205) [system] get_char((0x55fbb4538270), b)
   Exit: (205) [system] get_char((0x55fbb4538270), b)
   Call: (205) [system] b=(\)
   Fail: (205) [system] b=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _12008)
   Call: (206) [system] peek_char((0x55fbb4538270), _12942)
   Exit: (206) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (206) [user] is_delimiter(' ')
   Call: (207) [system] char_type(' ', space)
   Exit: (207) [system] char_type(' ', space)
^  Exit: (206) [user] is_delimiter(' ')
   Call: (206) [system] _12008=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (205) [system] _3992=[b]
   Exit: (205) [system] [b]=[b]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (204) [system] _3988=[r, b]
   Exit: (204) [system] [r, b]=[r, b]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, b])
^  Call: (203) [user] classify_and_convert_charseq([$, r, b], _3984)
^  Call: (204) [user] classify_and_convert_charseq_([$, r, b], _27814)
   Call: (205) [system] atom_chars(_28746, ['_', r, b])
   Exit: (205) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (204) [user] classify_and_convert_charseq_([$, r, b], _rb)
   Call: (204) [system] integer(_rb)
   Fail: (204) [system] integer(_rb)
   Call: (204) [system] _3984=_rb
   Exit: (204) [system] _rb=_rb
^  Exit: (203) [user] classify_and_convert_charseq([$, r, b], _rb)
^  Exit: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _rb)
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), _rb)
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _38038)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _39896)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
   Call: (203) [system] ' '=(/)
   Fail: (203) [system] ' '=(/)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55fbb4538270), _49490)
   Exit: (203) [system] get_char((0x55fbb4538270), ' ')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _52194)
   Exit: (204) [system] peek_char((0x55fbb4538270), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
   Call: (204) [system] ($)=(/)
   Fail: (204) [system] ($)=(/)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _69128)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=')'
   Fail: (202) [system] ($)=')'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55fbb4538270), _74698)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _76556)
   Exit: (204) [system] peek_char((0x55fbb4538270), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
   Call: (204) [system] ($)=(/)
   Fail: (204) [system] ($)=(/)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] get_char((0x55fbb4538270), _92566)
   Exit: (203) [system] get_char((0x55fbb4538270), $)
   Call: (203) [system] ($)='('
   Fail: (203) [system] ($)='('
   Call: (203) [system] ($)='['
   Fail: (203) [system] ($)='['
   Call: (203) [system] ($)='{'
   Fail: (203) [system] ($)='{'
   Call: (203) [system] ($)='"'
   Fail: (203) [system] ($)='"'
   Call: (203) [system] ($)=!
   Fail: (203) [system] ($)=!
   Call: (203) [system] ($)='\''
   Fail: (203) [system] ($)='\''
   Call: (203) [system] ($)='`'
   Fail: (203) [system] ($)='`'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55fbb4538270), $, _74698)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _110208)
   Call: (205) [system] peek_char((0x55fbb4538270), _111142)
   Exit: (205) [system] peek_char((0x55fbb4538270), k)
^  Call: (205) [user] is_delimiter(k)
   Call: (206) [system] char_type(k, space)
   Fail: (206) [system] char_type(k, space)
   Call: (206) [system] arg(_115862, v('(', ')', end_of_file), k)
   Fail: (206) [system] arg(_116794, v('(', ')', end_of_file), k)
^  Fail: (205) [user] is_delimiter(k)
   Call: (205) [system] ')'==k
   Fail: (205) [system] ')'==k
   Call: (205) [system] get_char((0x55fbb4538270), k)
   Exit: (205) [system] get_char((0x55fbb4538270), k)
   Call: (205) [system] k=(\)
   Fail: (205) [system] k=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _124144)
   Call: (206) [system] peek_char((0x55fbb4538270), _125078)
   Exit: (206) [system] peek_char((0x55fbb4538270), ')')
^  Call: (206) [user] is_delimiter(')')
   Call: (207) [system] char_type(')', space)
   Fail: (207) [system] char_type(')', space)
   Call: (207) [system] arg(_129798, v('(', ')', end_of_file), ')')
   Exit: (207) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (206) [user] is_delimiter(')')
   Call: (206) [system] _124144=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (205) [system] _110208=[k]
   Exit: (205) [system] [k]=[k]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
^  Call: (204) [user] classify_and_convert_charseq([$, k], _74698)
^  Call: (205) [user] classify_and_convert_charseq_([$, k], _139028)
   Call: (206) [system] atom_chars(_139960, ['_', k])
   Exit: (206) [system] atom_chars('_k', ['_', k])
^  Exit: (205) [user] classify_and_convert_charseq_([$, k], _k)
   Call: (205) [system] integer(_k)
   Fail: (205) [system] integer(_k)
   Call: (205) [system] _74698=_k
   Exit: (205) [system] _k=_k
^  Exit: (204) [user] classify_and_convert_charseq([$, k], _k)
^  Exit: (203) [user] read_symbolic(')', (0x55fbb4538270), $, _k)
^  Exit: (202) [user] cont_sexpr(')', (0x55fbb4538270), _k)
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _149252)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _151110)
   Exit: (204) [system] peek_char((0x55fbb4538270), ')')
   Call: (204) [system] ')'=(;)
   Fail: (204) [system] ')'=(;)
   Call: (204) [system] ')'=(/)
   Fail: (204) [system] ')'=(/)
^  Call: (204) [user] is_like_space(')')
   Call: (205) [system] char_type(')', 'white')
   Fail: (205) [system] char_type(')', 'white')
   Call: (205) [system] char_type(')', end_of_line)
   Fail: (205) [system] char_type(')', end_of_line)
   Call: (205) [system] char_type(')', space)
   Fail: (205) [system] char_type(')', space)
   Call: (205) [system] char_type(')', cntrl)
   Fail: (205) [system] char_type(')', cntrl)
^  Fail: (204) [user] is_like_space(')')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _167120)
   Exit: (203) [system] peek_char((0x55fbb4538270), ')')
   Call: (203) [system] ')'=')'
   Exit: (203) [system] ')'=')'
   Call: (203) [system] get_char((0x55fbb4538270), _170910)
   Exit: (203) [system] get_char((0x55fbb4538270), ')')
   Call: (203) [system] _149252=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), [])
   Call: (202) [system] _38038=[_k]
   Exit: (202) [system] [_k]=[_k]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [_k])
   Call: (201) [system] _3980=[_rb, _k]
   Exit: (201) [system] [_rb, _k]=[_rb, _k]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [_rb, _k])
   Call: (200) [system] _3970=[_kb, _rb, _k]
   Exit: (200) [system] [_kb, _rb, _k]=[_kb, _rb, _k]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [_kb, _rb, _k])
   Call: (199) [system] _3938=[[:, _proof3, _premise3], _kb, _rb, _k]
   Exit: (199) [system] [[:, _proof3, _premise3], _kb, _rb, _k]=[[:, _proof3, _premise3], _kb, _rb, _k]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [[:, _proof3, _premise3], _kb, _rb, _k])
   Call: (198) [system] _3930=[synthesize, [:, _proof3, _premise3], _kb, _rb, _k]
   Exit: (198) [system] [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]=[synthesize, [:, _proof3, _premise3], _kb, _rb, _k]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [synthesize, [:, _proof3, _premise3], _kb, _rb, _k])
^  Exit: (196) [user] cont_sexpr(')', (0x55fbb4538270), [synthesize, [:, _proof3, _premise3], _kb, _rb, _k])
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _190380)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _192238)
   Exit: (198) [system] peek_char((0x55fbb4538270), ')')
   Call: (198) [system] ')'=(;)
   Fail: (198) [system] ')'=(;)
   Call: (198) [system] ')'=(/)
   Fail: (198) [system] ')'=(/)
^  Call: (198) [user] is_like_space(')')
   Call: (199) [system] char_type(')', 'white')
   Fail: (199) [system] char_type(')', 'white')
   Call: (199) [system] char_type(')', end_of_line)
   Fail: (199) [system] char_type(')', end_of_line)
   Call: (199) [system] char_type(')', space)
   Fail: (199) [system] char_type(')', space)
   Call: (199) [system] char_type(')', cntrl)
   Fail: (199) [system] char_type(')', cntrl)
^  Fail: (198) [user] is_like_space(')')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _208248)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
   Call: (197) [system] ')'=')'
   Exit: (197) [system] ')'=')'
   Call: (197) [system] get_char((0x55fbb4538270), _212038)
   Exit: (197) [system] get_char((0x55fbb4538270), ')')
   Call: (197) [system] _190380=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [])
   Call: (196) [system] _3926=[[synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]
   Exit: (196) [system] [[synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]=[[synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [[synthesize, [:, _proof3, _premise3], _kb, _rb, _k]])
   Call: (195) [system] _3892=[[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]
   Exit: (195) [system] [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]=[[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]])
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]])
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _223126)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _224984)
   Exit: (195) [system] peek_char((0x55fbb4538270), '\n')
   Call: (195) [system] '\n'=(;)
   Fail: (195) [system] '\n'=(;)
   Call: (195) [system] '\n'=(/)
   Fail: (195) [system] '\n'=(/)
^  Call: (195) [user] is_like_space('\n')
   Call: (196) [system] char_type('\n', 'white')
   Fail: (196) [system] char_type('\n', 'white')
   Call: (196) [system] char_type('\n', end_of_line)
   Exit: (196) [system] char_type('\n', end_of_line)
^  Exit: (195) [user] is_like_space('\n')
   Call: (195) [system] get_char((0x55fbb4538270), _236434)
   Exit: (195) [system] get_char((0x55fbb4538270), '\n')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _239138)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _248732)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _251436)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _261030)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _263734)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _273328)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _276032)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _285626)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _288330)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _297924)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _300628)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _310222)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _312926)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _322520)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _325224)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
   Call: (203) [system] ' '=(/)
   Fail: (203) [system] ' '=(/)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55fbb4538270), _334818)
   Exit: (203) [system] get_char((0x55fbb4538270), ' ')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _337522)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
   Call: (204) [system] ' '=(/)
   Fail: (204) [system] ' '=(/)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55fbb4538270), _347116)
   Exit: (204) [system] get_char((0x55fbb4538270), ' ')
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _349820)
   Exit: (205) [system] peek_char((0x55fbb4538270), ' ')
   Call: (205) [system] ' '=(;)
   Fail: (205) [system] ' '=(;)
   Call: (205) [system] ' '=(/)
   Fail: (205) [system] ' '=(/)
^  Call: (205) [user] is_like_space(' ')
   Call: (206) [system] char_type(' ', 'white')
   Exit: (206) [system] char_type(' ', 'white')
^  Exit: (205) [user] is_like_space(' ')
   Call: (205) [system] get_char((0x55fbb4538270), _359414)
   Exit: (205) [system] get_char((0x55fbb4538270), ' ')
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _362118)
   Exit: (206) [system] peek_char((0x55fbb4538270), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
   Call: (206) [system] '('=(/)
   Fail: (206) [system] '('=(/)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _388292)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=')'
   Fail: (194) [system] '('=')'
   Call: (194) [system] '('=end_of_file
   Fail: (194) [system] '('=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _393862)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _395720)
   Exit: (196) [system] peek_char((0x55fbb4538270), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
   Call: (196) [system] '('=(/)
   Fail: (196) [system] '('=(/)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _411730)
   Exit: (195) [system] get_char((0x55fbb4538270), '(')
   Call: (195) [system] '('='('
   Exit: (195) [system] '('='('
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _393862)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _417300)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
   Call: (197) [system] '('=(/)
   Fail: (197) [system] '('=(/)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _433310)
   Exit: (196) [system] peek_char((0x55fbb4538270), '(')
   Call: (196) [system] '('=')'
   Fail: (196) [system] '('=')'
   Call: (196) [system] '('=end_of_file
   Fail: (196) [system] '('=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55fbb4538270), _438880)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _440738)
   Exit: (198) [system] peek_char((0x55fbb4538270), '(')
   Call: (198) [system] '('=(;)
   Fail: (198) [system] '('=(;)
   Call: (198) [system] '('=(/)
   Fail: (198) [system] '('=(/)
^  Call: (198) [user] is_like_space('(')
   Call: (199) [system] char_type('(', 'white')
   Fail: (199) [system] char_type('(', 'white')
   Call: (199) [system] char_type('(', end_of_line)
   Fail: (199) [system] char_type('(', end_of_line)
   Call: (199) [system] char_type('(', space)
   Fail: (199) [system] char_type('(', space)
   Call: (199) [system] char_type('(', cntrl)
   Fail: (199) [system] char_type('(', cntrl)
^  Fail: (198) [user] is_like_space('(')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] get_char((0x55fbb4538270), _456748)
   Exit: (197) [system] get_char((0x55fbb4538270), '(')
   Call: (197) [system] '('='('
   Exit: (197) [system] '('='('
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _438880)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _462318)
   Exit: (199) [system] peek_char((0x55fbb4538270), :)
   Call: (199) [system] (:)=(;)
   Fail: (199) [system] (:)=(;)
   Call: (199) [system] (:)=(/)
   Fail: (199) [system] (:)=(/)
^  Call: (199) [user] is_like_space(:)
   Call: (200) [system] char_type(:, 'white')
   Fail: (200) [system] char_type(:, 'white')
   Call: (200) [system] char_type(:, end_of_line)
   Fail: (200) [system] char_type(:, end_of_line)
   Call: (200) [system] char_type(:, space)
   Fail: (200) [system] char_type(:, space)
   Call: (200) [system] char_type(:, cntrl)
   Fail: (200) [system] char_type(:, cntrl)
^  Fail: (199) [user] is_like_space(:)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _478328)
   Exit: (198) [system] peek_char((0x55fbb4538270), :)
   Call: (198) [system] (:)=')'
   Fail: (198) [system] (:)=')'
   Call: (198) [system] (:)=end_of_file
   Fail: (198) [system] (:)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _483898)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _485756)
   Exit: (200) [system] peek_char((0x55fbb4538270), :)
   Call: (200) [system] (:)=(;)
   Fail: (200) [system] (:)=(;)
   Call: (200) [system] (:)=(/)
   Fail: (200) [system] (:)=(/)
^  Call: (200) [user] is_like_space(:)
   Call: (201) [system] char_type(:, 'white')
   Fail: (201) [system] char_type(:, 'white')
   Call: (201) [system] char_type(:, end_of_line)
   Fail: (201) [system] char_type(:, end_of_line)
   Call: (201) [system] char_type(:, space)
   Fail: (201) [system] char_type(:, space)
   Call: (201) [system] char_type(:, cntrl)
   Fail: (201) [system] char_type(:, cntrl)
^  Fail: (200) [user] is_like_space(:)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _501766)
   Exit: (199) [system] get_char((0x55fbb4538270), :)
   Call: (199) [system] (:)='('
   Fail: (199) [system] (:)='('
   Call: (199) [system] (:)='['
   Fail: (199) [system] (:)='['
   Call: (199) [system] (:)='{'
   Fail: (199) [system] (:)='{'
   Call: (199) [system] (:)='"'
   Fail: (199) [system] (:)='"'
   Call: (199) [system] (:)=!
   Fail: (199) [system] (:)=!
   Call: (199) [system] (:)='\''
   Fail: (199) [system] (:)='\''
   Call: (199) [system] (:)='`'
   Fail: (199) [system] (:)='`'
   Call: (199) [system] (:)=end_of_file
   Fail: (199) [system] (:)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55fbb4538270), :, _483898)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _519408)
   Call: (201) [system] peek_char((0x55fbb4538270), _520342)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (201) [user] is_delimiter(' ')
   Call: (202) [system] char_type(' ', space)
   Exit: (202) [system] char_type(' ', space)
^  Exit: (201) [user] is_delimiter(' ')
   Call: (201) [system] _519408=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (200) [user] classify_and_convert_charseq([:], _483898)
^  Call: (201) [user] classify_and_convert_charseq_([:], _529626)
^  Call: (203) [system] setup_call_cleanup('$notrace'(_530578, _530580), once(user:catch(read_from_chars([:], _529626), _530560, fail)), '$restore_trace'(_530578, _530580))
^  Call: (204) [system] sig_atomic(system:'$notrace'(_530578, _530580))
^  Exit: (203) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _530560, fail)), system:'$restore_trace'(3, -1))
   Call: (202) [system] atomic(:)
   Exit: (202) [system] atomic(:)
^  Exit: (201) [user] classify_and_convert_charseq_([:], :)
   Call: (201) [system] integer(:)
   Fail: (201) [system] integer(:)
   Call: (201) [system] _483898=(:)
   Exit: (201) [system] (:)=(:)
^  Exit: (200) [user] classify_and_convert_charseq([:], :)
^  Exit: (199) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _542706)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _544564)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _554158)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _556862)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
   Call: (201) [system] ($)=(/)
   Fail: (201) [system] ($)=(/)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _573796)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=')'
   Fail: (199) [system] ($)=')'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _579366)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _581224)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
   Call: (201) [system] ($)=(/)
   Fail: (201) [system] ($)=(/)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _597234)
   Exit: (200) [system] get_char((0x55fbb4538270), $)
   Call: (200) [system] ($)='('
   Fail: (200) [system] ($)='('
   Call: (200) [system] ($)='['
   Fail: (200) [system] ($)='['
   Call: (200) [system] ($)='{'
   Fail: (200) [system] ($)='{'
   Call: (200) [system] ($)='"'
   Fail: (200) [system] ($)='"'
   Call: (200) [system] ($)=!
   Fail: (200) [system] ($)=!
   Call: (200) [system] ($)='\''
   Fail: (200) [system] ($)='\''
   Call: (200) [system] ($)='`'
   Fail: (200) [system] ($)='`'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55fbb4538270), $, _579366)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _614876)
   Call: (202) [system] peek_char((0x55fbb4538270), _615810)
   Exit: (202) [system] peek_char((0x55fbb4538270), p)
^  Call: (202) [user] is_delimiter(p)
   Call: (203) [system] char_type(p, space)
   Fail: (203) [system] char_type(p, space)
   Call: (203) [system] arg(_620530, v('(', ')', end_of_file), p)
   Fail: (203) [system] arg(_621462, v('(', ')', end_of_file), p)
^  Fail: (202) [user] is_delimiter(p)
   Call: (202) [system] ')'==p
   Fail: (202) [system] ')'==p
   Call: (202) [system] get_char((0x55fbb4538270), p)
   Exit: (202) [system] get_char((0x55fbb4538270), p)
   Call: (202) [system] p=(\)
   Fail: (202) [system] p=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _628812)
   Call: (203) [system] peek_char((0x55fbb4538270), _629746)
   Exit: (203) [system] peek_char((0x55fbb4538270), r)
^  Call: (203) [user] is_delimiter(r)
   Call: (204) [system] char_type(r, space)
   Fail: (204) [system] char_type(r, space)
   Call: (204) [system] arg(_634466, v('(', ')', end_of_file), r)
   Fail: (204) [system] arg(_635398, v('(', ')', end_of_file), r)
^  Fail: (203) [user] is_delimiter(r)
   Call: (203) [system] ')'==r
   Fail: (203) [system] ')'==r
   Call: (203) [system] get_char((0x55fbb4538270), r)
   Exit: (203) [system] get_char((0x55fbb4538270), r)
   Call: (203) [system] r=(\)
   Fail: (203) [system] r=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _642748)
   Call: (204) [system] peek_char((0x55fbb4538270), _643682)
   Exit: (204) [system] peek_char((0x55fbb4538270), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_648402, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_649334, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55fbb4538270), o)
   Exit: (204) [system] get_char((0x55fbb4538270), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _656684)
   Call: (205) [system] peek_char((0x55fbb4538270), _657618)
   Exit: (205) [system] peek_char((0x55fbb4538270), o)
^  Call: (205) [user] is_delimiter(o)
   Call: (206) [system] char_type(o, space)
   Fail: (206) [system] char_type(o, space)
   Call: (206) [system] arg(_662338, v('(', ')', end_of_file), o)
   Fail: (206) [system] arg(_663270, v('(', ')', end_of_file), o)
^  Fail: (205) [user] is_delimiter(o)
   Call: (205) [system] ')'==o
   Fail: (205) [system] ')'==o
   Call: (205) [system] get_char((0x55fbb4538270), o)
   Exit: (205) [system] get_char((0x55fbb4538270), o)
   Call: (205) [system] o=(\)
   Fail: (205) [system] o=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _670620)
   Call: (206) [system] peek_char((0x55fbb4538270), _671554)
   Exit: (206) [system] peek_char((0x55fbb4538270), f)
^  Call: (206) [user] is_delimiter(f)
   Call: (207) [system] char_type(f, space)
   Fail: (207) [system] char_type(f, space)
   Call: (207) [system] arg(_676274, v('(', ')', end_of_file), f)
   Fail: (207) [system] arg(_677206, v('(', ')', end_of_file), f)
^  Fail: (206) [user] is_delimiter(f)
   Call: (206) [system] ')'==f
   Fail: (206) [system] ')'==f
   Call: (206) [system] get_char((0x55fbb4538270), f)
   Exit: (206) [system] get_char((0x55fbb4538270), f)
   Call: (206) [system] f=(\)
   Fail: (206) [system] f=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _684556)
   Call: (207) [system] peek_char((0x55fbb4538270), _685490)
   Exit: (207) [system] peek_char((0x55fbb4538270), '4')
^  Call: (207) [user] is_delimiter('4')
   Call: (208) [system] char_type('4', space)
   Fail: (208) [system] char_type('4', space)
   Call: (208) [system] arg(_690210, v('(', ')', end_of_file), '4')
   Fail: (208) [system] arg(_691142, v('(', ')', end_of_file), '4')
^  Fail: (207) [user] is_delimiter('4')
   Call: (207) [system] ')'=='4'
   Fail: (207) [system] ')'=='4'
   Call: (207) [system] get_char((0x55fbb4538270), '4')
   Exit: (207) [system] get_char((0x55fbb4538270), '4')
   Call: (207) [system] '4'=(\)
   Fail: (207) [system] '4'=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _698492)
   Call: (208) [system] peek_char((0x55fbb4538270), _699426)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (208) [user] is_delimiter(' ')
   Call: (209) [system] char_type(' ', space)
   Exit: (209) [system] char_type(' ', space)
^  Exit: (208) [user] is_delimiter(' ')
   Call: (208) [system] _698492=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (207) [system] _684556=['4']
   Exit: (207) [system] ['4']=['4']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), ['4'])
   Call: (206) [system] _670620=[f, '4']
   Exit: (206) [system] [f, '4']=[f, '4']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [f, '4'])
   Call: (205) [system] _656684=[o, f, '4']
   Exit: (205) [system] [o, f, '4']=[o, f, '4']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, f, '4'])
   Call: (204) [system] _642748=[o, o, f, '4']
   Exit: (204) [system] [o, o, f, '4']=[o, o, f, '4']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, o, f, '4'])
   Call: (203) [system] _628812=[r, o, o, f, '4']
   Exit: (203) [system] [r, o, o, f, '4']=[r, o, o, f, '4']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, o, f, '4'])
   Call: (202) [system] _614876=[p, r, o, o, f, '4']
   Exit: (202) [system] [p, r, o, o, f, '4']=[p, r, o, o, f, '4']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, o, o, f, '4'])
^  Call: (201) [user] classify_and_convert_charseq([$, p, r, o, o, f, '4'], _579366)
^  Call: (202) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '4'], _725474)
   Call: (203) [system] atom_chars(_726406, ['_', p, r, o, o, f, '4'])
   Exit: (203) [system] atom_chars('_proof4', ['_', p, r, o, o, f, '4'])
^  Exit: (202) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '4'], _proof4)
   Call: (202) [system] integer(_proof4)
   Fail: (202) [system] integer(_proof4)
   Call: (202) [system] _579366=_proof4
   Exit: (202) [system] _proof4=_proof4
^  Exit: (201) [user] classify_and_convert_charseq([$, p, r, o, o, f, '4'], _proof4)
^  Exit: (200) [user] read_symbolic(')', (0x55fbb4538270), $, _proof4)
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), _proof4)
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _735698)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _737556)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _747150)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _749854)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _766788)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _772358)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _774216)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _790226)
   Exit: (201) [system] get_char((0x55fbb4538270), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _772358)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _807868)
   Call: (203) [system] peek_char((0x55fbb4538270), _808802)
   Exit: (203) [system] peek_char((0x55fbb4538270), p)
^  Call: (203) [user] is_delimiter(p)
   Call: (204) [system] char_type(p, space)
   Fail: (204) [system] char_type(p, space)
   Call: (204) [system] arg(_813522, v('(', ')', end_of_file), p)
   Fail: (204) [system] arg(_814454, v('(', ')', end_of_file), p)
^  Fail: (203) [user] is_delimiter(p)
   Call: (203) [system] ')'==p
   Fail: (203) [system] ')'==p
   Call: (203) [system] get_char((0x55fbb4538270), p)
   Exit: (203) [system] get_char((0x55fbb4538270), p)
   Call: (203) [system] p=(\)
   Fail: (203) [system] p=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _821804)
   Call: (204) [system] peek_char((0x55fbb4538270), _822738)
   Exit: (204) [system] peek_char((0x55fbb4538270), r)
^  Call: (204) [user] is_delimiter(r)
   Call: (205) [system] char_type(r, space)
   Fail: (205) [system] char_type(r, space)
   Call: (205) [system] arg(_827458, v('(', ')', end_of_file), r)
   Fail: (205) [system] arg(_828390, v('(', ')', end_of_file), r)
^  Fail: (204) [user] is_delimiter(r)
   Call: (204) [system] ')'==r
   Fail: (204) [system] ')'==r
   Call: (204) [system] get_char((0x55fbb4538270), r)
   Exit: (204) [system] get_char((0x55fbb4538270), r)
   Call: (204) [system] r=(\)
   Fail: (204) [system] r=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _835740)
   Call: (205) [system] peek_char((0x55fbb4538270), _836674)
   Exit: (205) [system] peek_char((0x55fbb4538270), e)
^  Call: (205) [user] is_delimiter(e)
   Call: (206) [system] char_type(e, space)
   Fail: (206) [system] char_type(e, space)
   Call: (206) [system] arg(_841394, v('(', ')', end_of_file), e)
   Fail: (206) [system] arg(_842326, v('(', ')', end_of_file), e)
^  Fail: (205) [user] is_delimiter(e)
   Call: (205) [system] ')'==e
   Fail: (205) [system] ')'==e
   Call: (205) [system] get_char((0x55fbb4538270), e)
   Exit: (205) [system] get_char((0x55fbb4538270), e)
   Call: (205) [system] e=(\)
   Fail: (205) [system] e=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _849676)
   Call: (206) [system] peek_char((0x55fbb4538270), _850610)
   Exit: (206) [system] peek_char((0x55fbb4538270), m)
^  Call: (206) [user] is_delimiter(m)
   Call: (207) [system] char_type(m, space)
   Fail: (207) [system] char_type(m, space)
   Call: (207) [system] arg(_855330, v('(', ')', end_of_file), m)
   Fail: (207) [system] arg(_856262, v('(', ')', end_of_file), m)
^  Fail: (206) [user] is_delimiter(m)
   Call: (206) [system] ')'==m
   Fail: (206) [system] ')'==m
   Call: (206) [system] get_char((0x55fbb4538270), m)
   Exit: (206) [system] get_char((0x55fbb4538270), m)
   Call: (206) [system] m=(\)
   Fail: (206) [system] m=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _863612)
   Call: (207) [system] peek_char((0x55fbb4538270), _864546)
   Exit: (207) [system] peek_char((0x55fbb4538270), i)
^  Call: (207) [user] is_delimiter(i)
   Call: (208) [system] char_type(i, space)
   Fail: (208) [system] char_type(i, space)
   Call: (208) [system] arg(_869266, v('(', ')', end_of_file), i)
   Fail: (208) [system] arg(_870198, v('(', ')', end_of_file), i)
^  Fail: (207) [user] is_delimiter(i)
   Call: (207) [system] ')'==i
   Fail: (207) [system] ')'==i
   Call: (207) [system] get_char((0x55fbb4538270), i)
   Exit: (207) [system] get_char((0x55fbb4538270), i)
   Call: (207) [system] i=(\)
   Fail: (207) [system] i=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _877548)
   Call: (208) [system] peek_char((0x55fbb4538270), _878482)
   Exit: (208) [system] peek_char((0x55fbb4538270), s)
^  Call: (208) [user] is_delimiter(s)
   Call: (209) [system] char_type(s, space)
   Fail: (209) [system] char_type(s, space)
   Call: (209) [system] arg(_883202, v('(', ')', end_of_file), s)
   Fail: (209) [system] arg(_884134, v('(', ')', end_of_file), s)
^  Fail: (208) [user] is_delimiter(s)
   Call: (208) [system] ')'==s
   Fail: (208) [system] ')'==s
   Call: (208) [system] get_char((0x55fbb4538270), s)
   Exit: (208) [system] get_char((0x55fbb4538270), s)
   Call: (208) [system] s=(\)
   Fail: (208) [system] s=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _891484)
   Call: (209) [system] peek_char((0x55fbb4538270), _892418)
   Exit: (209) [system] peek_char((0x55fbb4538270), e)
^  Call: (209) [user] is_delimiter(e)
   Call: (210) [system] char_type(e, space)
   Fail: (210) [system] char_type(e, space)
   Call: (210) [system] arg(_897138, v('(', ')', end_of_file), e)
   Fail: (210) [system] arg(_898070, v('(', ')', end_of_file), e)
^  Fail: (209) [user] is_delimiter(e)
   Call: (209) [system] ')'==e
   Fail: (209) [system] ')'==e
   Call: (209) [system] get_char((0x55fbb4538270), e)
   Exit: (209) [system] get_char((0x55fbb4538270), e)
   Call: (209) [system] e=(\)
   Fail: (209) [system] e=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _905420)
   Call: (210) [system] peek_char((0x55fbb4538270), _906354)
   Exit: (210) [system] peek_char((0x55fbb4538270), '4')
^  Call: (210) [user] is_delimiter('4')
   Call: (211) [system] char_type('4', space)
   Fail: (211) [system] char_type('4', space)
   Call: (211) [system] arg(_911074, v('(', ')', end_of_file), '4')
   Fail: (211) [system] arg(_912006, v('(', ')', end_of_file), '4')
^  Fail: (210) [user] is_delimiter('4')
   Call: (210) [system] ')'=='4'
   Fail: (210) [system] ')'=='4'
   Call: (210) [system] get_char((0x55fbb4538270), '4')
   Exit: (210) [system] get_char((0x55fbb4538270), '4')
   Call: (210) [system] '4'=(\)
   Fail: (210) [system] '4'=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _919356)
   Call: (211) [system] peek_char((0x55fbb4538270), _920290)
   Exit: (211) [system] peek_char((0x55fbb4538270), ')')
^  Call: (211) [user] is_delimiter(')')
   Call: (212) [system] char_type(')', space)
   Fail: (212) [system] char_type(')', space)
   Call: (212) [system] arg(_925010, v('(', ')', end_of_file), ')')
   Exit: (212) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (211) [user] is_delimiter(')')
   Call: (211) [system] _919356=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (210) [system] _905420=['4']
   Exit: (210) [system] ['4']=['4']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), ['4'])
   Call: (209) [system] _891484=[e, '4']
   Exit: (209) [system] [e, '4']=[e, '4']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, '4'])
   Call: (208) [system] _877548=[s, e, '4']
   Exit: (208) [system] [s, e, '4']=[s, e, '4']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e, '4'])
   Call: (207) [system] _863612=[i, s, e, '4']
   Exit: (207) [system] [i, s, e, '4']=[i, s, e, '4']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, e, '4'])
   Call: (206) [system] _849676=[m, i, s, e, '4']
   Exit: (206) [system] [m, i, s, e, '4']=[m, i, s, e, '4']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, i, s, e, '4'])
   Call: (205) [system] _835740=[e, m, i, s, e, '4']
   Exit: (205) [system] [e, m, i, s, e, '4']=[e, m, i, s, e, '4']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, m, i, s, e, '4'])
   Call: (204) [system] _821804=[r, e, m, i, s, e, '4']
   Exit: (204) [system] [r, e, m, i, s, e, '4']=[r, e, m, i, s, e, '4']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, e, m, i, s, e, '4'])
   Call: (203) [system] _807868=[p, r, e, m, i, s, e, '4']
   Exit: (203) [system] [p, r, e, m, i, s, e, '4']=[p, r, e, m, i, s, e, '4']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, e, m, i, s, e, '4'])
^  Call: (202) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '4'], _772358)
^  Call: (203) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '4'], _953798)
   Call: (204) [system] atom_chars(_954730, ['_', p, r, e, m, i, s, e, '4'])
   Exit: (204) [system] atom_chars('_premise4', ['_', p, r, e, m, i, s, e, '4'])
^  Exit: (203) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '4'], _premise4)
   Call: (203) [system] integer(_premise4)
   Fail: (203) [system] integer(_premise4)
   Call: (203) [system] _772358=_premise4
   Exit: (203) [system] _premise4=_premise4
^  Exit: (202) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '4'], _premise4)
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _premise4)
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), _premise4)
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _964022)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _965880)
   Exit: (202) [system] peek_char((0x55fbb4538270), ')')
   Call: (202) [system] ')'=(;)
   Fail: (202) [system] ')'=(;)
   Call: (202) [system] ')'=(/)
   Fail: (202) [system] ')'=(/)
^  Call: (202) [user] is_like_space(')')
   Call: (203) [system] char_type(')', 'white')
   Fail: (203) [system] char_type(')', 'white')
   Call: (203) [system] char_type(')', end_of_line)
   Fail: (203) [system] char_type(')', end_of_line)
   Call: (203) [system] char_type(')', space)
   Fail: (203) [system] char_type(')', space)
   Call: (203) [system] char_type(')', cntrl)
   Fail: (203) [system] char_type(')', cntrl)
^  Fail: (202) [user] is_like_space(')')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _981890)
   Exit: (201) [system] peek_char((0x55fbb4538270), ')')
   Call: (201) [system] ')'=')'
   Exit: (201) [system] ')'=')'
   Call: (201) [system] get_char((0x55fbb4538270), _985680)
   Exit: (201) [system] get_char((0x55fbb4538270), ')')
   Call: (201) [system] _964022=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [])
   Call: (200) [system] _735698=[_premise4]
   Exit: (200) [system] [_premise4]=[_premise4]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [_premise4])
   Call: (199) [system] _542706=[_proof4, _premise4]
   Exit: (199) [system] [_proof4, _premise4]=[_proof4, _premise4]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [_proof4, _premise4])
   Call: (198) [system] _438880=[:, _proof4, _premise4]
   Exit: (198) [system] [:, _proof4, _premise4]=[:, _proof4, _premise4]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [:, _proof4, _premise4])
^  Exit: (196) [user] cont_sexpr(')', (0x55fbb4538270), [:, _proof4, _premise4])
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _999562)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1001420)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _1011014)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1013718)
   Exit: (199) [system] peek_char((0x55fbb4538270), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
   Call: (199) [system] '('=(/)
   Fail: (199) [system] '('=(/)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1030652)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=')'
   Fail: (197) [system] '('=')'
   Call: (197) [system] '('=end_of_file
   Fail: (197) [system] '('=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _1036222)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1038080)
   Exit: (199) [system] peek_char((0x55fbb4538270), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
   Call: (199) [system] '('=(/)
   Fail: (199) [system] '('=(/)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _1054090)
   Exit: (198) [system] get_char((0x55fbb4538270), '(')
   Call: (198) [system] '('='('
   Exit: (198) [system] '('='('
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _1036222)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1059660)
   Exit: (200) [system] peek_char((0x55fbb4538270), s)
   Call: (200) [system] s=(;)
   Fail: (200) [system] s=(;)
   Call: (200) [system] s=(/)
   Fail: (200) [system] s=(/)
^  Call: (200) [user] is_like_space(s)
   Call: (201) [system] char_type(s, 'white')
   Fail: (201) [system] char_type(s, 'white')
   Call: (201) [system] char_type(s, end_of_line)
   Fail: (201) [system] char_type(s, end_of_line)
   Call: (201) [system] char_type(s, space)
   Fail: (201) [system] char_type(s, space)
   Call: (201) [system] char_type(s, cntrl)
   Fail: (201) [system] char_type(s, cntrl)
^  Fail: (200) [user] is_like_space(s)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1075670)
   Exit: (199) [system] peek_char((0x55fbb4538270), s)
   Call: (199) [system] s=')'
   Fail: (199) [system] s=')'
   Call: (199) [system] s=end_of_file
   Fail: (199) [system] s=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _1081240)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1083098)
   Exit: (201) [system] peek_char((0x55fbb4538270), s)
   Call: (201) [system] s=(;)
   Fail: (201) [system] s=(;)
   Call: (201) [system] s=(/)
   Fail: (201) [system] s=(/)
^  Call: (201) [user] is_like_space(s)
   Call: (202) [system] char_type(s, 'white')
   Fail: (202) [system] char_type(s, 'white')
   Call: (202) [system] char_type(s, end_of_line)
   Fail: (202) [system] char_type(s, end_of_line)
   Call: (202) [system] char_type(s, space)
   Fail: (202) [system] char_type(s, space)
   Call: (202) [system] char_type(s, cntrl)
   Fail: (202) [system] char_type(s, cntrl)
^  Fail: (201) [user] is_like_space(s)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _1099108)
   Exit: (200) [system] get_char((0x55fbb4538270), s)
   Call: (200) [system] s='('
   Fail: (200) [system] s='('
   Call: (200) [system] s='['
   Fail: (200) [system] s='['
   Call: (200) [system] s='{'
   Fail: (200) [system] s='{'
   Call: (200) [system] s='"'
   Fail: (200) [system] s='"'
   Call: (200) [system] s=!
   Fail: (200) [system] s=!
   Call: (200) [system] s='\''
   Fail: (200) [system] s='\''
   Call: (200) [system] s='`'
   Fail: (200) [system] s='`'
   Call: (200) [system] s=end_of_file
   Fail: (200) [system] s=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55fbb4538270), s, _1081240)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1116750)
   Call: (202) [system] peek_char((0x55fbb4538270), _1117684)
   Exit: (202) [system] peek_char((0x55fbb4538270), y)
^  Call: (202) [user] is_delimiter(y)
   Call: (203) [system] char_type(y, space)
   Fail: (203) [system] char_type(y, space)
   Call: (203) [system] arg(_1122404, v('(', ')', end_of_file), y)
   Fail: (203) [system] arg(_1123336, v('(', ')', end_of_file), y)
^  Fail: (202) [user] is_delimiter(y)
   Call: (202) [system] ')'==y
   Fail: (202) [system] ')'==y
   Call: (202) [system] get_char((0x55fbb4538270), y)
   Exit: (202) [system] get_char((0x55fbb4538270), y)
   Call: (202) [system] y=(\)
   Fail: (202) [system] y=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1130686)
   Call: (203) [system] peek_char((0x55fbb4538270), _1131620)
   Exit: (203) [system] peek_char((0x55fbb4538270), n)
^  Call: (203) [user] is_delimiter(n)
   Call: (204) [system] char_type(n, space)
   Fail: (204) [system] char_type(n, space)
   Call: (204) [system] arg(_1136340, v('(', ')', end_of_file), n)
   Fail: (204) [system] arg(_1137272, v('(', ')', end_of_file), n)
^  Fail: (203) [user] is_delimiter(n)
   Call: (203) [system] ')'==n
   Fail: (203) [system] ')'==n
   Call: (203) [system] get_char((0x55fbb4538270), n)
   Exit: (203) [system] get_char((0x55fbb4538270), n)
   Call: (203) [system] n=(\)
   Fail: (203) [system] n=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1144622)
   Call: (204) [system] peek_char((0x55fbb4538270), _1145556)
   Exit: (204) [system] peek_char((0x55fbb4538270), t)
^  Call: (204) [user] is_delimiter(t)
   Call: (205) [system] char_type(t, space)
   Fail: (205) [system] char_type(t, space)
   Call: (205) [system] arg(_1150276, v('(', ')', end_of_file), t)
   Fail: (205) [system] arg(_1151208, v('(', ')', end_of_file), t)
^  Fail: (204) [user] is_delimiter(t)
   Call: (204) [system] ')'==t
   Fail: (204) [system] ')'==t
   Call: (204) [system] get_char((0x55fbb4538270), t)
   Exit: (204) [system] get_char((0x55fbb4538270), t)
   Call: (204) [system] t=(\)
   Fail: (204) [system] t=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1158558)
   Call: (205) [system] peek_char((0x55fbb4538270), _1159492)
   Exit: (205) [system] peek_char((0x55fbb4538270), h)
^  Call: (205) [user] is_delimiter(h)
   Call: (206) [system] char_type(h, space)
   Fail: (206) [system] char_type(h, space)
   Call: (206) [system] arg(_1164212, v('(', ')', end_of_file), h)
   Fail: (206) [system] arg(_1165144, v('(', ')', end_of_file), h)
^  Fail: (205) [user] is_delimiter(h)
   Call: (205) [system] ')'==h
   Fail: (205) [system] ')'==h
   Call: (205) [system] get_char((0x55fbb4538270), h)
   Exit: (205) [system] get_char((0x55fbb4538270), h)
   Call: (205) [system] h=(\)
   Fail: (205) [system] h=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1172494)
   Call: (206) [system] peek_char((0x55fbb4538270), _1173428)
   Exit: (206) [system] peek_char((0x55fbb4538270), e)
^  Call: (206) [user] is_delimiter(e)
   Call: (207) [system] char_type(e, space)
   Fail: (207) [system] char_type(e, space)
   Call: (207) [system] arg(_1178148, v('(', ')', end_of_file), e)
   Fail: (207) [system] arg(_1179080, v('(', ')', end_of_file), e)
^  Fail: (206) [user] is_delimiter(e)
   Call: (206) [system] ')'==e
   Fail: (206) [system] ')'==e
   Call: (206) [system] get_char((0x55fbb4538270), e)
   Exit: (206) [system] get_char((0x55fbb4538270), e)
   Call: (206) [system] e=(\)
   Fail: (206) [system] e=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1186430)
   Call: (207) [system] peek_char((0x55fbb4538270), _1187364)
   Exit: (207) [system] peek_char((0x55fbb4538270), s)
^  Call: (207) [user] is_delimiter(s)
   Call: (208) [system] char_type(s, space)
   Fail: (208) [system] char_type(s, space)
   Call: (208) [system] arg(_1192084, v('(', ')', end_of_file), s)
   Fail: (208) [system] arg(_1193016, v('(', ')', end_of_file), s)
^  Fail: (207) [user] is_delimiter(s)
   Call: (207) [system] ')'==s
   Fail: (207) [system] ')'==s
   Call: (207) [system] get_char((0x55fbb4538270), s)
   Exit: (207) [system] get_char((0x55fbb4538270), s)
   Call: (207) [system] s=(\)
   Fail: (207) [system] s=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1200366)
   Call: (208) [system] peek_char((0x55fbb4538270), _1201300)
   Exit: (208) [system] peek_char((0x55fbb4538270), i)
^  Call: (208) [user] is_delimiter(i)
   Call: (209) [system] char_type(i, space)
   Fail: (209) [system] char_type(i, space)
   Call: (209) [system] arg(_1206020, v('(', ')', end_of_file), i)
   Fail: (209) [system] arg(_1206952, v('(', ')', end_of_file), i)
^  Fail: (208) [user] is_delimiter(i)
   Call: (208) [system] ')'==i
   Fail: (208) [system] ')'==i
   Call: (208) [system] get_char((0x55fbb4538270), i)
   Exit: (208) [system] get_char((0x55fbb4538270), i)
   Call: (208) [system] i=(\)
   Fail: (208) [system] i=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1214302)
   Call: (209) [system] peek_char((0x55fbb4538270), _1215236)
   Exit: (209) [system] peek_char((0x55fbb4538270), z)
^  Call: (209) [user] is_delimiter(z)
   Call: (210) [system] char_type(z, space)
   Fail: (210) [system] char_type(z, space)
   Call: (210) [system] arg(_1219956, v('(', ')', end_of_file), z)
   Fail: (210) [system] arg(_1220888, v('(', ')', end_of_file), z)
^  Fail: (209) [user] is_delimiter(z)
   Call: (209) [system] ')'==z
   Fail: (209) [system] ')'==z
   Call: (209) [system] get_char((0x55fbb4538270), z)
   Exit: (209) [system] get_char((0x55fbb4538270), z)
   Call: (209) [system] z=(\)
   Fail: (209) [system] z=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1228238)
   Call: (210) [system] peek_char((0x55fbb4538270), _1229172)
   Exit: (210) [system] peek_char((0x55fbb4538270), e)
^  Call: (210) [user] is_delimiter(e)
   Call: (211) [system] char_type(e, space)
   Fail: (211) [system] char_type(e, space)
   Call: (211) [system] arg(_1233892, v('(', ')', end_of_file), e)
   Fail: (211) [system] arg(_1234824, v('(', ')', end_of_file), e)
^  Fail: (210) [user] is_delimiter(e)
   Call: (210) [system] ')'==e
   Fail: (210) [system] ')'==e
   Call: (210) [system] get_char((0x55fbb4538270), e)
   Exit: (210) [system] get_char((0x55fbb4538270), e)
   Call: (210) [system] e=(\)
   Fail: (210) [system] e=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1242174)
   Call: (211) [system] peek_char((0x55fbb4538270), _1243108)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (211) [user] is_delimiter(' ')
   Call: (212) [system] char_type(' ', space)
   Exit: (212) [system] char_type(' ', space)
^  Exit: (211) [user] is_delimiter(' ')
   Call: (211) [system] _1242174=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (210) [system] _1228238=[e]
   Exit: (210) [system] [e]=[e]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (209) [system] _1214302=[z, e]
   Exit: (209) [system] [z, e]=[z, e]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [z, e])
   Call: (208) [system] _1200366=[i, z, e]
   Exit: (208) [system] [i, z, e]=[i, z, e]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, z, e])
   Call: (207) [system] _1186430=[s, i, z, e]
   Exit: (207) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, i, z, e])
   Call: (206) [system] _1172494=[e, s, i, z, e]
   Exit: (206) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, s, i, z, e])
   Call: (205) [system] _1158558=[h, e, s, i, z, e]
   Exit: (205) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [h, e, s, i, z, e])
   Call: (204) [system] _1144622=[t, h, e, s, i, z, e]
   Exit: (204) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, h, e, s, i, z, e])
   Call: (203) [system] _1130686=[n, t, h, e, s, i, z, e]
   Exit: (203) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, h, e, s, i, z, e])
   Call: (202) [system] _1116750=[y, n, t, h, e, s, i, z, e]
   Exit: (202) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [y, n, t, h, e, s, i, z, e])
^  Call: (201) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], _1081240)
^  Call: (202) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], _1277538)
^  Call: (204) [system] setup_call_cleanup('$notrace'(_1278490, _1278492), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _1277538), _1278472, fail)), '$restore_trace'(_1278490, _1278492))
^  Call: (205) [system] sig_atomic(system:'$notrace'(_1278490, _1278492))
^  Exit: (204) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _1278472, fail)), system:'$restore_trace'(3, -1))
   Call: (203) [system] atomic(synthesize)
   Exit: (203) [system] atomic(synthesize)
^  Exit: (202) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], synthesize)
   Call: (202) [system] integer(synthesize)
   Fail: (202) [system] integer(synthesize)
   Call: (202) [system] _1081240=synthesize
   Exit: (202) [system] synthesize=synthesize
^  Exit: (201) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (200) [user] read_symbolic(')', (0x55fbb4538270), s, synthesize)
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), synthesize)
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _1290618)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1292476)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _1302070)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1304774)
   Exit: (202) [system] peek_char((0x55fbb4538270), '(')
   Call: (202) [system] '('=(;)
   Fail: (202) [system] '('=(;)
   Call: (202) [system] '('=(/)
   Fail: (202) [system] '('=(/)
^  Call: (202) [user] is_like_space('(')
   Call: (203) [system] char_type('(', 'white')
   Fail: (203) [system] char_type('(', 'white')
   Call: (203) [system] char_type('(', end_of_line)
   Fail: (203) [system] char_type('(', end_of_line)
   Call: (203) [system] char_type('(', space)
   Fail: (203) [system] char_type('(', space)
   Call: (203) [system] char_type('(', cntrl)
   Fail: (203) [system] char_type('(', cntrl)
^  Fail: (202) [user] is_like_space('(')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1321708)
   Exit: (200) [system] peek_char((0x55fbb4538270), '(')
   Call: (200) [system] '('=')'
   Fail: (200) [system] '('=')'
   Call: (200) [system] '('=end_of_file
   Fail: (200) [system] '('=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _1327278)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1329136)
   Exit: (202) [system] peek_char((0x55fbb4538270), '(')
   Call: (202) [system] '('=(;)
   Fail: (202) [system] '('=(;)
   Call: (202) [system] '('=(/)
   Fail: (202) [system] '('=(/)
^  Call: (202) [user] is_like_space('(')
   Call: (203) [system] char_type('(', 'white')
   Fail: (203) [system] char_type('(', 'white')
   Call: (203) [system] char_type('(', end_of_line)
   Fail: (203) [system] char_type('(', end_of_line)
   Call: (203) [system] char_type('(', space)
   Fail: (203) [system] char_type('(', space)
   Call: (203) [system] char_type('(', cntrl)
   Fail: (203) [system] char_type('(', cntrl)
^  Fail: (202) [user] is_like_space('(')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _1345146)
   Exit: (201) [system] get_char((0x55fbb4538270), '(')
   Call: (201) [system] '('='('
   Exit: (201) [system] '('='('
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _1327278)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1350716)
   Exit: (203) [system] peek_char((0x55fbb4538270), :)
   Call: (203) [system] (:)=(;)
   Fail: (203) [system] (:)=(;)
   Call: (203) [system] (:)=(/)
   Fail: (203) [system] (:)=(/)
^  Call: (203) [user] is_like_space(:)
   Call: (204) [system] char_type(:, 'white')
   Fail: (204) [system] char_type(:, 'white')
   Call: (204) [system] char_type(:, end_of_line)
   Fail: (204) [system] char_type(:, end_of_line)
   Call: (204) [system] char_type(:, space)
   Fail: (204) [system] char_type(:, space)
   Call: (204) [system] char_type(:, cntrl)
   Fail: (204) [system] char_type(:, cntrl)
^  Fail: (203) [user] is_like_space(:)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1366726)
   Exit: (202) [system] peek_char((0x55fbb4538270), :)
   Call: (202) [system] (:)=')'
   Fail: (202) [system] (:)=')'
   Call: (202) [system] (:)=end_of_file
   Fail: (202) [system] (:)=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55fbb4538270), _1372296)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1374154)
   Exit: (204) [system] peek_char((0x55fbb4538270), :)
   Call: (204) [system] (:)=(;)
   Fail: (204) [system] (:)=(;)
   Call: (204) [system] (:)=(/)
   Fail: (204) [system] (:)=(/)
^  Call: (204) [user] is_like_space(:)
   Call: (205) [system] char_type(:, 'white')
   Fail: (205) [system] char_type(:, 'white')
   Call: (205) [system] char_type(:, end_of_line)
   Fail: (205) [system] char_type(:, end_of_line)
   Call: (205) [system] char_type(:, space)
   Fail: (205) [system] char_type(:, space)
   Call: (205) [system] char_type(:, cntrl)
   Fail: (205) [system] char_type(:, cntrl)
^  Fail: (204) [user] is_like_space(:)
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] get_char((0x55fbb4538270), _1390164)
   Exit: (203) [system] get_char((0x55fbb4538270), :)
   Call: (203) [system] (:)='('
   Fail: (203) [system] (:)='('
   Call: (203) [system] (:)='['
   Fail: (203) [system] (:)='['
   Call: (203) [system] (:)='{'
   Fail: (203) [system] (:)='{'
   Call: (203) [system] (:)='"'
   Fail: (203) [system] (:)='"'
   Call: (203) [system] (:)=!
   Fail: (203) [system] (:)=!
   Call: (203) [system] (:)='\''
   Fail: (203) [system] (:)='\''
   Call: (203) [system] (:)='`'
   Fail: (203) [system] (:)='`'
   Call: (203) [system] (:)=end_of_file
   Fail: (203) [system] (:)=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55fbb4538270), :, _1372296)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1407806)
   Call: (205) [system] peek_char((0x55fbb4538270), _1408740)
   Exit: (205) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (205) [user] is_delimiter(' ')
   Call: (206) [system] char_type(' ', space)
   Exit: (206) [system] char_type(' ', space)
^  Exit: (205) [user] is_delimiter(' ')
   Call: (205) [system] _1407806=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (204) [user] classify_and_convert_charseq([:], _1372296)
^  Call: (205) [user] classify_and_convert_charseq_([:], _1418024)
^  Call: (207) [system] setup_call_cleanup('$notrace'(_1418976, _1418978), once(user:catch(read_from_chars([:], _1418024), _1418958, fail)), '$restore_trace'(_1418976, _1418978))
^  Call: (208) [system] sig_atomic(system:'$notrace'(_1418976, _1418978))
^  Exit: (207) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1418958, fail)), system:'$restore_trace'(3, -1))
   Call: (206) [system] atomic(:)
   Exit: (206) [system] atomic(:)
^  Exit: (205) [user] classify_and_convert_charseq_([:], :)
   Call: (205) [system] integer(:)
   Fail: (205) [system] integer(:)
   Call: (205) [system] _1372296=(:)
   Exit: (205) [system] (:)=(:)
^  Exit: (204) [user] classify_and_convert_charseq([:], :)
^  Exit: (203) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (202) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _1431104)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1432962)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
   Call: (204) [system] ' '=(/)
   Fail: (204) [system] ' '=(/)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55fbb4538270), _1442556)
   Exit: (204) [system] get_char((0x55fbb4538270), ' ')
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1445260)
   Exit: (205) [system] peek_char((0x55fbb4538270), $)
   Call: (205) [system] ($)=(;)
   Fail: (205) [system] ($)=(;)
   Call: (205) [system] ($)=(/)
   Fail: (205) [system] ($)=(/)
^  Call: (205) [user] is_like_space($)
   Call: (206) [system] char_type($, 'white')
   Fail: (206) [system] char_type($, 'white')
   Call: (206) [system] char_type($, end_of_line)
   Fail: (206) [system] char_type($, end_of_line)
   Call: (206) [system] char_type($, space)
   Fail: (206) [system] char_type($, space)
   Call: (206) [system] char_type($, cntrl)
   Fail: (206) [system] char_type($, cntrl)
^  Fail: (205) [user] is_like_space($)
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1462194)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=')'
   Fail: (203) [system] ($)=')'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55fbb4538270), _1467764)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1469622)
   Exit: (205) [system] peek_char((0x55fbb4538270), $)
   Call: (205) [system] ($)=(;)
   Fail: (205) [system] ($)=(;)
   Call: (205) [system] ($)=(/)
   Fail: (205) [system] ($)=(/)
^  Call: (205) [user] is_like_space($)
   Call: (206) [system] char_type($, 'white')
   Fail: (206) [system] char_type($, 'white')
   Call: (206) [system] char_type($, end_of_line)
   Fail: (206) [system] char_type($, end_of_line)
   Call: (206) [system] char_type($, space)
   Fail: (206) [system] char_type($, space)
   Call: (206) [system] char_type($, cntrl)
   Fail: (206) [system] char_type($, cntrl)
^  Fail: (205) [user] is_like_space($)
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] get_char((0x55fbb4538270), _1485632)
   Exit: (204) [system] get_char((0x55fbb4538270), $)
   Call: (204) [system] ($)='('
   Fail: (204) [system] ($)='('
   Call: (204) [system] ($)='['
   Fail: (204) [system] ($)='['
   Call: (204) [system] ($)='{'
   Fail: (204) [system] ($)='{'
   Call: (204) [system] ($)='"'
   Fail: (204) [system] ($)='"'
   Call: (204) [system] ($)=!
   Fail: (204) [system] ($)=!
   Call: (204) [system] ($)='\''
   Fail: (204) [system] ($)='\''
   Call: (204) [system] ($)='`'
   Fail: (204) [system] ($)='`'
   Call: (204) [system] ($)=end_of_file
   Fail: (204) [system] ($)=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55fbb4538270), $, _1467764)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1503274)
   Call: (206) [system] peek_char((0x55fbb4538270), _1504208)
   Exit: (206) [system] peek_char((0x55fbb4538270), p)
^  Call: (206) [user] is_delimiter(p)
   Call: (207) [system] char_type(p, space)
   Fail: (207) [system] char_type(p, space)
   Call: (207) [system] arg(_1508928, v('(', ')', end_of_file), p)
   Fail: (207) [system] arg(_1509860, v('(', ')', end_of_file), p)
^  Fail: (206) [user] is_delimiter(p)
   Call: (206) [system] ')'==p
   Fail: (206) [system] ')'==p
   Call: (206) [system] get_char((0x55fbb4538270), p)
   Exit: (206) [system] get_char((0x55fbb4538270), p)
   Call: (206) [system] p=(\)
   Fail: (206) [system] p=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1517210)
   Call: (207) [system] peek_char((0x55fbb4538270), _1518144)
   Exit: (207) [system] peek_char((0x55fbb4538270), r)
^  Call: (207) [user] is_delimiter(r)
   Call: (208) [system] char_type(r, space)
   Fail: (208) [system] char_type(r, space)
   Call: (208) [system] arg(_1522864, v('(', ')', end_of_file), r)
   Fail: (208) [system] arg(_1523796, v('(', ')', end_of_file), r)
^  Fail: (207) [user] is_delimiter(r)
   Call: (207) [system] ')'==r
   Fail: (207) [system] ')'==r
   Call: (207) [system] get_char((0x55fbb4538270), r)
   Exit: (207) [system] get_char((0x55fbb4538270), r)
   Call: (207) [system] r=(\)
   Fail: (207) [system] r=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1531146)
   Call: (208) [system] peek_char((0x55fbb4538270), _1532080)
   Exit: (208) [system] peek_char((0x55fbb4538270), o)
^  Call: (208) [user] is_delimiter(o)
   Call: (209) [system] char_type(o, space)
   Fail: (209) [system] char_type(o, space)
   Call: (209) [system] arg(_1536800, v('(', ')', end_of_file), o)
   Fail: (209) [system] arg(_1537732, v('(', ')', end_of_file), o)
^  Fail: (208) [user] is_delimiter(o)
   Call: (208) [system] ')'==o
   Fail: (208) [system] ')'==o
   Call: (208) [system] get_char((0x55fbb4538270), o)
   Exit: (208) [system] get_char((0x55fbb4538270), o)
   Call: (208) [system] o=(\)
   Fail: (208) [system] o=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1545082)
   Call: (209) [system] peek_char((0x55fbb4538270), _1546016)
   Exit: (209) [system] peek_char((0x55fbb4538270), o)
^  Call: (209) [user] is_delimiter(o)
   Call: (210) [system] char_type(o, space)
   Fail: (210) [system] char_type(o, space)
   Call: (210) [system] arg(_1550736, v('(', ')', end_of_file), o)
   Fail: (210) [system] arg(_1551668, v('(', ')', end_of_file), o)
^  Fail: (209) [user] is_delimiter(o)
   Call: (209) [system] ')'==o
   Fail: (209) [system] ')'==o
   Call: (209) [system] get_char((0x55fbb4538270), o)
   Exit: (209) [system] get_char((0x55fbb4538270), o)
   Call: (209) [system] o=(\)
   Fail: (209) [system] o=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1559018)
   Call: (210) [system] peek_char((0x55fbb4538270), _1559952)
   Exit: (210) [system] peek_char((0x55fbb4538270), f)
^  Call: (210) [user] is_delimiter(f)
   Call: (211) [system] char_type(f, space)
   Fail: (211) [system] char_type(f, space)
   Call: (211) [system] arg(_1564672, v('(', ')', end_of_file), f)
   Fail: (211) [system] arg(_1565604, v('(', ')', end_of_file), f)
^  Fail: (210) [user] is_delimiter(f)
   Call: (210) [system] ')'==f
   Fail: (210) [system] ')'==f
   Call: (210) [system] get_char((0x55fbb4538270), f)
   Exit: (210) [system] get_char((0x55fbb4538270), f)
   Call: (210) [system] f=(\)
   Fail: (210) [system] f=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1572954)
   Call: (211) [system] peek_char((0x55fbb4538270), _1573888)
   Exit: (211) [system] peek_char((0x55fbb4538270), '4')
^  Call: (211) [user] is_delimiter('4')
   Call: (212) [system] char_type('4', space)
   Fail: (212) [system] char_type('4', space)
   Call: (212) [system] arg(_1578608, v('(', ')', end_of_file), '4')
   Fail: (212) [system] arg(_1579540, v('(', ')', end_of_file), '4')
^  Fail: (211) [user] is_delimiter('4')
   Call: (211) [system] ')'=='4'
   Fail: (211) [system] ')'=='4'
   Call: (211) [system] get_char((0x55fbb4538270), '4')
   Exit: (211) [system] get_char((0x55fbb4538270), '4')
   Call: (211) [system] '4'=(\)
   Fail: (211) [system] '4'=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1586890)
   Call: (212) [system] peek_char((0x55fbb4538270), _1587824)
   Exit: (212) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (212) [user] is_delimiter(' ')
   Call: (213) [system] char_type(' ', space)
   Exit: (213) [system] char_type(' ', space)
^  Exit: (212) [user] is_delimiter(' ')
   Call: (212) [system] _1586890=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (211) [system] _1572954=['4']
   Exit: (211) [system] ['4']=['4']
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), ['4'])
   Call: (210) [system] _1559018=[f, '4']
   Exit: (210) [system] [f, '4']=[f, '4']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [f, '4'])
   Call: (209) [system] _1545082=[o, f, '4']
   Exit: (209) [system] [o, f, '4']=[o, f, '4']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, f, '4'])
   Call: (208) [system] _1531146=[o, o, f, '4']
   Exit: (208) [system] [o, o, f, '4']=[o, o, f, '4']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, o, f, '4'])
   Call: (207) [system] _1517210=[r, o, o, f, '4']
   Exit: (207) [system] [r, o, o, f, '4']=[r, o, o, f, '4']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, o, f, '4'])
   Call: (206) [system] _1503274=[p, r, o, o, f, '4']
   Exit: (206) [system] [p, r, o, o, f, '4']=[p, r, o, o, f, '4']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, o, o, f, '4'])
^  Call: (205) [user] classify_and_convert_charseq([$, p, r, o, o, f, '4'], _1467764)
^  Call: (206) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '4'], _1613872)
   Call: (207) [system] atom_chars(_1614804, ['_', p, r, o, o, f, '4'])
   Exit: (207) [system] atom_chars('_proof4', ['_', p, r, o, o, f, '4'])
^  Exit: (206) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '4'], _proof4)
   Call: (206) [system] integer(_proof4)
   Fail: (206) [system] integer(_proof4)
   Call: (206) [system] _1467764=_proof4
   Exit: (206) [system] _proof4=_proof4
^  Exit: (205) [user] classify_and_convert_charseq([$, p, r, o, o, f, '4'], _proof4)
^  Exit: (204) [user] read_symbolic(')', (0x55fbb4538270), $, _proof4)
^  Exit: (203) [user] cont_sexpr(')', (0x55fbb4538270), _proof4)
^  Call: (203) [user] read_list(')', (0x55fbb4538270), _1624096)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1625954)
   Exit: (205) [system] peek_char((0x55fbb4538270), ' ')
   Call: (205) [system] ' '=(;)
   Fail: (205) [system] ' '=(;)
   Call: (205) [system] ' '=(/)
   Fail: (205) [system] ' '=(/)
^  Call: (205) [user] is_like_space(' ')
   Call: (206) [system] char_type(' ', 'white')
   Exit: (206) [system] char_type(' ', 'white')
^  Exit: (205) [user] is_like_space(' ')
   Call: (205) [system] get_char((0x55fbb4538270), _1635548)
   Exit: (205) [system] get_char((0x55fbb4538270), ' ')
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1638252)
   Exit: (206) [system] peek_char((0x55fbb4538270), $)
   Call: (206) [system] ($)=(;)
   Fail: (206) [system] ($)=(;)
   Call: (206) [system] ($)=(/)
   Fail: (206) [system] ($)=(/)
^  Call: (206) [user] is_like_space($)
   Call: (207) [system] char_type($, 'white')
   Fail: (207) [system] char_type($, 'white')
   Call: (207) [system] char_type($, end_of_line)
   Fail: (207) [system] char_type($, end_of_line)
   Call: (207) [system] char_type($, space)
   Fail: (207) [system] char_type($, space)
   Call: (207) [system] char_type($, cntrl)
   Fail: (207) [system] char_type($, cntrl)
^  Fail: (206) [user] is_like_space($)
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1655186)
   Exit: (204) [system] peek_char((0x55fbb4538270), $)
   Call: (204) [system] ($)=')'
   Fail: (204) [system] ($)=')'
   Call: (204) [system] ($)=end_of_file
   Fail: (204) [system] ($)=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55fbb4538270), _1660756)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1662614)
   Exit: (206) [system] peek_char((0x55fbb4538270), $)
   Call: (206) [system] ($)=(;)
   Fail: (206) [system] ($)=(;)
   Call: (206) [system] ($)=(/)
   Fail: (206) [system] ($)=(/)
^  Call: (206) [user] is_like_space($)
   Call: (207) [system] char_type($, 'white')
   Fail: (207) [system] char_type($, 'white')
   Call: (207) [system] char_type($, end_of_line)
   Fail: (207) [system] char_type($, end_of_line)
   Call: (207) [system] char_type($, space)
   Fail: (207) [system] char_type($, space)
   Call: (207) [system] char_type($, cntrl)
   Fail: (207) [system] char_type($, cntrl)
^  Fail: (206) [user] is_like_space($)
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] get_char((0x55fbb4538270), _1678624)
   Exit: (205) [system] get_char((0x55fbb4538270), $)
   Call: (205) [system] ($)='('
   Fail: (205) [system] ($)='('
   Call: (205) [system] ($)='['
   Fail: (205) [system] ($)='['
   Call: (205) [system] ($)='{'
   Fail: (205) [system] ($)='{'
   Call: (205) [system] ($)='"'
   Fail: (205) [system] ($)='"'
   Call: (205) [system] ($)=!
   Fail: (205) [system] ($)=!
   Call: (205) [system] ($)='\''
   Fail: (205) [system] ($)='\''
   Call: (205) [system] ($)='`'
   Fail: (205) [system] ($)='`'
   Call: (205) [system] ($)=end_of_file
   Fail: (205) [system] ($)=end_of_file
^  Call: (205) [user] read_symbolic(')', (0x55fbb4538270), $, _1660756)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1696266)
   Call: (207) [system] peek_char((0x55fbb4538270), _1697200)
   Exit: (207) [system] peek_char((0x55fbb4538270), p)
^  Call: (207) [user] is_delimiter(p)
   Call: (208) [system] char_type(p, space)
   Fail: (208) [system] char_type(p, space)
   Call: (208) [system] arg(_1701920, v('(', ')', end_of_file), p)
   Fail: (208) [system] arg(_1702852, v('(', ')', end_of_file), p)
^  Fail: (207) [user] is_delimiter(p)
   Call: (207) [system] ')'==p
   Fail: (207) [system] ')'==p
   Call: (207) [system] get_char((0x55fbb4538270), p)
   Exit: (207) [system] get_char((0x55fbb4538270), p)
   Call: (207) [system] p=(\)
   Fail: (207) [system] p=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1710202)
   Call: (208) [system] peek_char((0x55fbb4538270), _1711136)
   Exit: (208) [system] peek_char((0x55fbb4538270), r)
^  Call: (208) [user] is_delimiter(r)
   Call: (209) [system] char_type(r, space)
   Fail: (209) [system] char_type(r, space)
   Call: (209) [system] arg(_1715856, v('(', ')', end_of_file), r)
   Fail: (209) [system] arg(_1716788, v('(', ')', end_of_file), r)
^  Fail: (208) [user] is_delimiter(r)
   Call: (208) [system] ')'==r
   Fail: (208) [system] ')'==r
   Call: (208) [system] get_char((0x55fbb4538270), r)
   Exit: (208) [system] get_char((0x55fbb4538270), r)
   Call: (208) [system] r=(\)
   Fail: (208) [system] r=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1724138)
   Call: (209) [system] peek_char((0x55fbb4538270), _1725072)
   Exit: (209) [system] peek_char((0x55fbb4538270), e)
^  Call: (209) [user] is_delimiter(e)
   Call: (210) [system] char_type(e, space)
   Fail: (210) [system] char_type(e, space)
   Call: (210) [system] arg(_1729792, v('(', ')', end_of_file), e)
   Fail: (210) [system] arg(_1730724, v('(', ')', end_of_file), e)
^  Fail: (209) [user] is_delimiter(e)
   Call: (209) [system] ')'==e
   Fail: (209) [system] ')'==e
   Call: (209) [system] get_char((0x55fbb4538270), e)
   Exit: (209) [system] get_char((0x55fbb4538270), e)
   Call: (209) [system] e=(\)
   Fail: (209) [system] e=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1738074)
   Call: (210) [system] peek_char((0x55fbb4538270), _1739008)
   Exit: (210) [system] peek_char((0x55fbb4538270), m)
^  Call: (210) [user] is_delimiter(m)
   Call: (211) [system] char_type(m, space)
   Fail: (211) [system] char_type(m, space)
   Call: (211) [system] arg(_1743728, v('(', ')', end_of_file), m)
   Fail: (211) [system] arg(_1744660, v('(', ')', end_of_file), m)
^  Fail: (210) [user] is_delimiter(m)
   Call: (210) [system] ')'==m
   Fail: (210) [system] ')'==m
   Call: (210) [system] get_char((0x55fbb4538270), m)
   Exit: (210) [system] get_char((0x55fbb4538270), m)
   Call: (210) [system] m=(\)
   Fail: (210) [system] m=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1752010)
   Call: (211) [system] peek_char((0x55fbb4538270), _1752944)
   Exit: (211) [system] peek_char((0x55fbb4538270), i)
^  Call: (211) [user] is_delimiter(i)
   Call: (212) [system] char_type(i, space)
   Fail: (212) [system] char_type(i, space)
   Call: (212) [system] arg(_1757664, v('(', ')', end_of_file), i)
   Fail: (212) [system] arg(_1758596, v('(', ')', end_of_file), i)
^  Fail: (211) [user] is_delimiter(i)
   Call: (211) [system] ')'==i
   Fail: (211) [system] ')'==i
   Call: (211) [system] get_char((0x55fbb4538270), i)
   Exit: (211) [system] get_char((0x55fbb4538270), i)
   Call: (211) [system] i=(\)
   Fail: (211) [system] i=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1765946)
   Call: (212) [system] peek_char((0x55fbb4538270), _1766880)
   Exit: (212) [system] peek_char((0x55fbb4538270), s)
^  Call: (212) [user] is_delimiter(s)
   Call: (213) [system] char_type(s, space)
   Fail: (213) [system] char_type(s, space)
   Call: (213) [system] arg(_1771600, v('(', ')', end_of_file), s)
   Fail: (213) [system] arg(_1772532, v('(', ')', end_of_file), s)
^  Fail: (212) [user] is_delimiter(s)
   Call: (212) [system] ')'==s
   Fail: (212) [system] ')'==s
   Call: (212) [system] get_char((0x55fbb4538270), s)
   Exit: (212) [system] get_char((0x55fbb4538270), s)
   Call: (212) [system] s=(\)
   Fail: (212) [system] s=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1779882)
   Call: (213) [system] peek_char((0x55fbb4538270), _1780816)
   Exit: (213) [system] peek_char((0x55fbb4538270), e)
^  Call: (213) [user] is_delimiter(e)
   Call: (214) [system] char_type(e, space)
   Fail: (214) [system] char_type(e, space)
   Call: (214) [system] arg(_1785536, v('(', ')', end_of_file), e)
   Fail: (214) [system] arg(_1786468, v('(', ')', end_of_file), e)
^  Fail: (213) [user] is_delimiter(e)
   Call: (213) [system] ')'==e
   Fail: (213) [system] ')'==e
   Call: (213) [system] get_char((0x55fbb4538270), e)
   Exit: (213) [system] get_char((0x55fbb4538270), e)
   Call: (213) [system] e=(\)
   Fail: (213) [system] e=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1793818)
   Call: (214) [system] peek_char((0x55fbb4538270), _1794752)
   Exit: (214) [system] peek_char((0x55fbb4538270), '4')
^  Call: (214) [user] is_delimiter('4')
   Call: (215) [system] char_type('4', space)
   Fail: (215) [system] char_type('4', space)
   Call: (215) [system] arg(_1799472, v('(', ')', end_of_file), '4')
   Fail: (215) [system] arg(_1800404, v('(', ')', end_of_file), '4')
^  Fail: (214) [user] is_delimiter('4')
   Call: (214) [system] ')'=='4'
   Fail: (214) [system] ')'=='4'
   Call: (214) [system] get_char((0x55fbb4538270), '4')
   Exit: (214) [system] get_char((0x55fbb4538270), '4')
   Call: (214) [system] '4'=(\)
   Fail: (214) [system] '4'=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1807754)
   Call: (215) [system] peek_char((0x55fbb4538270), _1808688)
   Exit: (215) [system] peek_char((0x55fbb4538270), ')')
^  Call: (215) [user] is_delimiter(')')
   Call: (216) [system] char_type(')', space)
   Fail: (216) [system] char_type(')', space)
   Call: (216) [system] arg(_1813408, v('(', ')', end_of_file), ')')
   Exit: (216) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (215) [user] is_delimiter(')')
   Call: (215) [system] _1807754=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (214) [system] _1793818=['4']
   Exit: (214) [system] ['4']=['4']
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), ['4'])
   Call: (213) [system] _1779882=[e, '4']
   Exit: (213) [system] [e, '4']=[e, '4']
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, '4'])
   Call: (212) [system] _1765946=[s, e, '4']
   Exit: (212) [system] [s, e, '4']=[s, e, '4']
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e, '4'])
   Call: (211) [system] _1752010=[i, s, e, '4']
   Exit: (211) [system] [i, s, e, '4']=[i, s, e, '4']
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, e, '4'])
   Call: (210) [system] _1738074=[m, i, s, e, '4']
   Exit: (210) [system] [m, i, s, e, '4']=[m, i, s, e, '4']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, i, s, e, '4'])
   Call: (209) [system] _1724138=[e, m, i, s, e, '4']
   Exit: (209) [system] [e, m, i, s, e, '4']=[e, m, i, s, e, '4']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, m, i, s, e, '4'])
   Call: (208) [system] _1710202=[r, e, m, i, s, e, '4']
   Exit: (208) [system] [r, e, m, i, s, e, '4']=[r, e, m, i, s, e, '4']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, e, m, i, s, e, '4'])
   Call: (207) [system] _1696266=[p, r, e, m, i, s, e, '4']
   Exit: (207) [system] [p, r, e, m, i, s, e, '4']=[p, r, e, m, i, s, e, '4']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, e, m, i, s, e, '4'])
^  Call: (206) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '4'], _1660756)
^  Call: (207) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '4'], _1842196)
   Call: (208) [system] atom_chars(_1843128, ['_', p, r, e, m, i, s, e, '4'])
   Exit: (208) [system] atom_chars('_premise4', ['_', p, r, e, m, i, s, e, '4'])
^  Exit: (207) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '4'], _premise4)
   Call: (207) [system] integer(_premise4)
   Fail: (207) [system] integer(_premise4)
   Call: (207) [system] _1660756=_premise4
   Exit: (207) [system] _premise4=_premise4
^  Exit: (206) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '4'], _premise4)
^  Exit: (205) [user] read_symbolic(')', (0x55fbb4538270), $, _premise4)
^  Exit: (204) [user] cont_sexpr(')', (0x55fbb4538270), _premise4)
^  Call: (204) [user] read_list(')', (0x55fbb4538270), _1852420)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1854278)
   Exit: (206) [system] peek_char((0x55fbb4538270), ')')
   Call: (206) [system] ')'=(;)
   Fail: (206) [system] ')'=(;)
   Call: (206) [system] ')'=(/)
   Fail: (206) [system] ')'=(/)
^  Call: (206) [user] is_like_space(')')
   Call: (207) [system] char_type(')', 'white')
   Fail: (207) [system] char_type(')', 'white')
   Call: (207) [system] char_type(')', end_of_line)
   Fail: (207) [system] char_type(')', end_of_line)
   Call: (207) [system] char_type(')', space)
   Fail: (207) [system] char_type(')', space)
   Call: (207) [system] char_type(')', cntrl)
   Fail: (207) [system] char_type(')', cntrl)
^  Fail: (206) [user] is_like_space(')')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1870288)
   Exit: (205) [system] peek_char((0x55fbb4538270), ')')
   Call: (205) [system] ')'=')'
   Exit: (205) [system] ')'=')'
   Call: (205) [system] get_char((0x55fbb4538270), _1874078)
   Exit: (205) [system] get_char((0x55fbb4538270), ')')
   Call: (205) [system] _1852420=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_list(')', (0x55fbb4538270), [])
   Call: (204) [system] _1624096=[_premise4]
   Exit: (204) [system] [_premise4]=[_premise4]
^  Exit: (203) [user] read_list(')', (0x55fbb4538270), [_premise4])
   Call: (203) [system] _1431104=[_proof4, _premise4]
   Exit: (203) [system] [_proof4, _premise4]=[_proof4, _premise4]
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), [_proof4, _premise4])
   Call: (202) [system] _1327278=[:, _proof4, _premise4]
   Exit: (202) [system] [:, _proof4, _premise4]=[:, _proof4, _premise4]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [:, _proof4, _premise4])
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), [:, _proof4, _premise4])
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _1887960)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1889818)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _1899412)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1902116)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1919050)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _1924620)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1926478)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _1942488)
   Exit: (202) [system] get_char((0x55fbb4538270), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _1924620)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1960130)
   Call: (204) [system] peek_char((0x55fbb4538270), _1961064)
   Exit: (204) [system] peek_char((0x55fbb4538270), k)
^  Call: (204) [user] is_delimiter(k)
   Call: (205) [system] char_type(k, space)
   Fail: (205) [system] char_type(k, space)
   Call: (205) [system] arg(_1965784, v('(', ')', end_of_file), k)
   Fail: (205) [system] arg(_1966716, v('(', ')', end_of_file), k)
^  Fail: (204) [user] is_delimiter(k)
   Call: (204) [system] ')'==k
   Fail: (204) [system] ')'==k
   Call: (204) [system] get_char((0x55fbb4538270), k)
   Exit: (204) [system] get_char((0x55fbb4538270), k)
   Call: (204) [system] k=(\)
   Fail: (204) [system] k=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1974066)
   Call: (205) [system] peek_char((0x55fbb4538270), _1975000)
   Exit: (205) [system] peek_char((0x55fbb4538270), b)
^  Call: (205) [user] is_delimiter(b)
   Call: (206) [system] char_type(b, space)
   Fail: (206) [system] char_type(b, space)
   Call: (206) [system] arg(_1979720, v('(', ')', end_of_file), b)
   Fail: (206) [system] arg(_1980652, v('(', ')', end_of_file), b)
^  Fail: (205) [user] is_delimiter(b)
   Call: (205) [system] ')'==b
   Fail: (205) [system] ')'==b
   Call: (205) [system] get_char((0x55fbb4538270), b)
   Exit: (205) [system] get_char((0x55fbb4538270), b)
   Call: (205) [system] b=(\)
   Fail: (205) [system] b=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1988002)
   Call: (206) [system] peek_char((0x55fbb4538270), _1988936)
   Exit: (206) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (206) [user] is_delimiter(' ')
   Call: (207) [system] char_type(' ', space)
   Exit: (207) [system] char_type(' ', space)
^  Exit: (206) [user] is_delimiter(' ')
   Call: (206) [system] _1988002=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (205) [system] _1974066=[b]
   Exit: (205) [system] [b]=[b]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (204) [system] _1960130=[k, b]
   Exit: (204) [system] [k, b]=[k, b]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [k, b])
^  Call: (203) [user] classify_and_convert_charseq([$, k, b], _1924620)
^  Call: (204) [user] classify_and_convert_charseq_([$, k, b], _2003808)
   Call: (205) [system] atom_chars(_2004740, ['_', k, b])
   Exit: (205) [system] atom_chars('_kb', ['_', k, b])
^  Exit: (204) [user] classify_and_convert_charseq_([$, k, b], _kb)
   Call: (204) [system] integer(_kb)
   Fail: (204) [system] integer(_kb)
   Call: (204) [system] _1924620=_kb
   Exit: (204) [system] _kb=_kb
^  Exit: (203) [user] classify_and_convert_charseq([$, k, b], _kb)
^  Exit: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _kb)
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), _kb)
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _2014032)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _2015890)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
   Call: (203) [system] ' '=(/)
   Fail: (203) [system] ' '=(/)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55fbb4538270), _2025484)
   Exit: (203) [system] get_char((0x55fbb4538270), ' ')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _2028188)
   Exit: (204) [system] peek_char((0x55fbb4538270), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
   Call: (204) [system] ($)=(/)
   Fail: (204) [system] ($)=(/)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _2045122)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=')'
   Fail: (202) [system] ($)=')'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55fbb4538270), _2050692)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _2052550)
   Exit: (204) [system] peek_char((0x55fbb4538270), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
   Call: (204) [system] ($)=(/)
   Fail: (204) [system] ($)=(/)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] get_char((0x55fbb4538270), _2068560)
   Exit: (203) [system] get_char((0x55fbb4538270), $)
   Call: (203) [system] ($)='('
   Fail: (203) [system] ($)='('
   Call: (203) [system] ($)='['
   Fail: (203) [system] ($)='['
   Call: (203) [system] ($)='{'
   Fail: (203) [system] ($)='{'
   Call: (203) [system] ($)='"'
   Fail: (203) [system] ($)='"'
   Call: (203) [system] ($)=!
   Fail: (203) [system] ($)=!
   Call: (203) [system] ($)='\''
   Fail: (203) [system] ($)='\''
   Call: (203) [system] ($)='`'
   Fail: (203) [system] ($)='`'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55fbb4538270), $, _2050692)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _2086202)
   Call: (205) [system] peek_char((0x55fbb4538270), _2087136)
   Exit: (205) [system] peek_char((0x55fbb4538270), r)
^  Call: (205) [user] is_delimiter(r)
   Call: (206) [system] char_type(r, space)
   Fail: (206) [system] char_type(r, space)
   Call: (206) [system] arg(_2091856, v('(', ')', end_of_file), r)
   Fail: (206) [system] arg(_2092788, v('(', ')', end_of_file), r)
^  Fail: (205) [user] is_delimiter(r)
   Call: (205) [system] ')'==r
   Fail: (205) [system] ')'==r
   Call: (205) [system] get_char((0x55fbb4538270), r)
   Exit: (205) [system] get_char((0x55fbb4538270), r)
   Call: (205) [system] r=(\)
   Fail: (205) [system] r=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _7486)
   Call: (206) [system] peek_char((0x55fbb4538270), _8420)
   Exit: (206) [system] peek_char((0x55fbb4538270), b)
^  Call: (206) [user] is_delimiter(b)
   Call: (207) [system] char_type(b, space)
   Fail: (207) [system] char_type(b, space)
   Call: (207) [system] arg(_13140, v('(', ')', end_of_file), b)
   Fail: (207) [system] arg(_14072, v('(', ')', end_of_file), b)
^  Fail: (206) [user] is_delimiter(b)
   Call: (206) [system] ')'==b
   Fail: (206) [system] ')'==b
   Call: (206) [system] get_char((0x55fbb4538270), b)
   Exit: (206) [system] get_char((0x55fbb4538270), b)
   Call: (206) [system] b=(\)
   Fail: (206) [system] b=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _21422)
   Call: (207) [system] peek_char((0x55fbb4538270), _22356)
   Exit: (207) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (207) [user] is_delimiter(' ')
   Call: (208) [system] char_type(' ', space)
   Exit: (208) [system] char_type(' ', space)
^  Exit: (207) [user] is_delimiter(' ')
   Call: (207) [system] _21422=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (206) [system] _7486=[b]
   Exit: (206) [system] [b]=[b]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (205) [system] _4100=[r, b]
   Exit: (205) [system] [r, b]=[r, b]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, b])
^  Call: (204) [user] classify_and_convert_charseq([$, r, b], _4096)
^  Call: (205) [user] classify_and_convert_charseq_([$, r, b], _37228)
   Call: (206) [system] atom_chars(_38160, ['_', r, b])
   Exit: (206) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (205) [user] classify_and_convert_charseq_([$, r, b], _rb)
   Call: (205) [system] integer(_rb)
   Fail: (205) [system] integer(_rb)
   Call: (205) [system] _4096=_rb
   Exit: (205) [system] _rb=_rb
^  Exit: (204) [user] classify_and_convert_charseq([$, r, b], _rb)
^  Exit: (203) [user] read_symbolic(')', (0x55fbb4538270), $, _rb)
^  Exit: (202) [user] cont_sexpr(')', (0x55fbb4538270), _rb)
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _47452)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _49310)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
   Call: (204) [system] ' '=(/)
   Fail: (204) [system] ' '=(/)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55fbb4538270), _58904)
   Exit: (204) [system] get_char((0x55fbb4538270), ' ')
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _61608)
   Exit: (205) [system] peek_char((0x55fbb4538270), $)
   Call: (205) [system] ($)=(;)
   Fail: (205) [system] ($)=(;)
   Call: (205) [system] ($)=(/)
   Fail: (205) [system] ($)=(/)
^  Call: (205) [user] is_like_space($)
   Call: (206) [system] char_type($, 'white')
   Fail: (206) [system] char_type($, 'white')
   Call: (206) [system] char_type($, end_of_line)
   Fail: (206) [system] char_type($, end_of_line)
   Call: (206) [system] char_type($, space)
   Fail: (206) [system] char_type($, space)
   Call: (206) [system] char_type($, cntrl)
   Fail: (206) [system] char_type($, cntrl)
^  Fail: (205) [user] is_like_space($)
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _78542)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=')'
   Fail: (203) [system] ($)=')'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55fbb4538270), _84112)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _85970)
   Exit: (205) [system] peek_char((0x55fbb4538270), $)
   Call: (205) [system] ($)=(;)
   Fail: (205) [system] ($)=(;)
   Call: (205) [system] ($)=(/)
   Fail: (205) [system] ($)=(/)
^  Call: (205) [user] is_like_space($)
   Call: (206) [system] char_type($, 'white')
   Fail: (206) [system] char_type($, 'white')
   Call: (206) [system] char_type($, end_of_line)
   Fail: (206) [system] char_type($, end_of_line)
   Call: (206) [system] char_type($, space)
   Fail: (206) [system] char_type($, space)
   Call: (206) [system] char_type($, cntrl)
   Fail: (206) [system] char_type($, cntrl)
^  Fail: (205) [user] is_like_space($)
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] get_char((0x55fbb4538270), _101980)
   Exit: (204) [system] get_char((0x55fbb4538270), $)
   Call: (204) [system] ($)='('
   Fail: (204) [system] ($)='('
   Call: (204) [system] ($)='['
   Fail: (204) [system] ($)='['
   Call: (204) [system] ($)='{'
   Fail: (204) [system] ($)='{'
   Call: (204) [system] ($)='"'
   Fail: (204) [system] ($)='"'
   Call: (204) [system] ($)=!
   Fail: (204) [system] ($)=!
   Call: (204) [system] ($)='\''
   Fail: (204) [system] ($)='\''
   Call: (204) [system] ($)='`'
   Fail: (204) [system] ($)='`'
   Call: (204) [system] ($)=end_of_file
   Fail: (204) [system] ($)=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55fbb4538270), $, _84112)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _119622)
   Call: (206) [system] peek_char((0x55fbb4538270), _120556)
   Exit: (206) [system] peek_char((0x55fbb4538270), k)
^  Call: (206) [user] is_delimiter(k)
   Call: (207) [system] char_type(k, space)
   Fail: (207) [system] char_type(k, space)
   Call: (207) [system] arg(_125276, v('(', ')', end_of_file), k)
   Fail: (207) [system] arg(_126208, v('(', ')', end_of_file), k)
^  Fail: (206) [user] is_delimiter(k)
   Call: (206) [system] ')'==k
   Fail: (206) [system] ')'==k
   Call: (206) [system] get_char((0x55fbb4538270), k)
   Exit: (206) [system] get_char((0x55fbb4538270), k)
   Call: (206) [system] k=(\)
   Fail: (206) [system] k=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _133558)
   Call: (207) [system] peek_char((0x55fbb4538270), _134492)
   Exit: (207) [system] peek_char((0x55fbb4538270), ')')
^  Call: (207) [user] is_delimiter(')')
   Call: (208) [system] char_type(')', space)
   Fail: (208) [system] char_type(')', space)
   Call: (208) [system] arg(_139212, v('(', ')', end_of_file), ')')
   Exit: (208) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (207) [user] is_delimiter(')')
   Call: (207) [system] _133558=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (206) [system] _119622=[k]
   Exit: (206) [system] [k]=[k]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
^  Call: (205) [user] classify_and_convert_charseq([$, k], _84112)
^  Call: (206) [user] classify_and_convert_charseq_([$, k], _148442)
   Call: (207) [system] atom_chars(_149374, ['_', k])
   Exit: (207) [system] atom_chars('_k', ['_', k])
^  Exit: (206) [user] classify_and_convert_charseq_([$, k], _k)
   Call: (206) [system] integer(_k)
   Fail: (206) [system] integer(_k)
   Call: (206) [system] _84112=_k
   Exit: (206) [system] _k=_k
^  Exit: (205) [user] classify_and_convert_charseq([$, k], _k)
^  Exit: (204) [user] read_symbolic(')', (0x55fbb4538270), $, _k)
^  Exit: (203) [user] cont_sexpr(')', (0x55fbb4538270), _k)
^  Call: (203) [user] read_list(')', (0x55fbb4538270), _158666)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _160524)
   Exit: (205) [system] peek_char((0x55fbb4538270), ')')
   Call: (205) [system] ')'=(;)
   Fail: (205) [system] ')'=(;)
   Call: (205) [system] ')'=(/)
   Fail: (205) [system] ')'=(/)
^  Call: (205) [user] is_like_space(')')
   Call: (206) [system] char_type(')', 'white')
   Fail: (206) [system] char_type(')', 'white')
   Call: (206) [system] char_type(')', end_of_line)
   Fail: (206) [system] char_type(')', end_of_line)
   Call: (206) [system] char_type(')', space)
   Fail: (206) [system] char_type(')', space)
   Call: (206) [system] char_type(')', cntrl)
   Fail: (206) [system] char_type(')', cntrl)
^  Fail: (205) [user] is_like_space(')')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _176534)
   Exit: (204) [system] peek_char((0x55fbb4538270), ')')
   Call: (204) [system] ')'=')'
   Exit: (204) [system] ')'=')'
   Call: (204) [system] get_char((0x55fbb4538270), _180324)
   Exit: (204) [system] get_char((0x55fbb4538270), ')')
   Call: (204) [system] _158666=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_list(')', (0x55fbb4538270), [])
   Call: (203) [system] _47452=[_k]
   Exit: (203) [system] [_k]=[_k]
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), [_k])
   Call: (202) [system] _4092=[_rb, _k]
   Exit: (202) [system] [_rb, _k]=[_rb, _k]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [_rb, _k])
   Call: (201) [system] _4082=[_kb, _rb, _k]
   Exit: (201) [system] [_kb, _rb, _k]=[_kb, _rb, _k]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [_kb, _rb, _k])
   Call: (200) [system] _4050=[[:, _proof4, _premise4], _kb, _rb, _k]
   Exit: (200) [system] [[:, _proof4, _premise4], _kb, _rb, _k]=[[:, _proof4, _premise4], _kb, _rb, _k]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [[:, _proof4, _premise4], _kb, _rb, _k])
   Call: (199) [system] _4042=[synthesize, [:, _proof4, _premise4], _kb, _rb, _k]
   Exit: (199) [system] [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]=[synthesize, [:, _proof4, _premise4], _kb, _rb, _k]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [synthesize, [:, _proof4, _premise4], _kb, _rb, _k])
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), [synthesize, [:, _proof4, _premise4], _kb, _rb, _k])
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _199794)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _201652)
   Exit: (199) [system] peek_char((0x55fbb4538270), ')')
   Call: (199) [system] ')'=(;)
   Fail: (199) [system] ')'=(;)
   Call: (199) [system] ')'=(/)
   Fail: (199) [system] ')'=(/)
^  Call: (199) [user] is_like_space(')')
   Call: (200) [system] char_type(')', 'white')
   Fail: (200) [system] char_type(')', 'white')
   Call: (200) [system] char_type(')', end_of_line)
   Fail: (200) [system] char_type(')', end_of_line)
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] char_type(')', cntrl)
   Fail: (200) [system] char_type(')', cntrl)
^  Fail: (199) [user] is_like_space(')')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _217662)
   Exit: (198) [system] peek_char((0x55fbb4538270), ')')
   Call: (198) [system] ')'=')'
   Exit: (198) [system] ')'=')'
   Call: (198) [system] get_char((0x55fbb4538270), _221452)
   Exit: (198) [system] get_char((0x55fbb4538270), ')')
   Call: (198) [system] _199794=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [])
   Call: (197) [system] _4038=[[synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]
   Exit: (197) [system] [[synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]=[[synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [[synthesize, [:, _proof4, _premise4], _kb, _rb, _k]])
   Call: (196) [system] _4004=[[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]
   Exit: (196) [system] [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]=[[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]])
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]])
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _232540)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _234398)
   Exit: (196) [system] peek_char((0x55fbb4538270), '\n')
   Call: (196) [system] '\n'=(;)
   Fail: (196) [system] '\n'=(;)
   Call: (196) [system] '\n'=(/)
   Fail: (196) [system] '\n'=(/)
^  Call: (196) [user] is_like_space('\n')
   Call: (197) [system] char_type('\n', 'white')
   Fail: (197) [system] char_type('\n', 'white')
   Call: (197) [system] char_type('\n', end_of_line)
   Exit: (197) [system] char_type('\n', end_of_line)
^  Exit: (196) [user] is_like_space('\n')
   Call: (196) [system] get_char((0x55fbb4538270), _245848)
   Exit: (196) [system] get_char((0x55fbb4538270), '\n')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _248552)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _258146)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _260850)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _270444)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _273148)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _282742)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _285446)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _295040)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _297744)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _307338)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _310042)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _319636)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _322340)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
   Call: (203) [system] ' '=(/)
   Fail: (203) [system] ' '=(/)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55fbb4538270), _331934)
   Exit: (203) [system] get_char((0x55fbb4538270), ' ')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _334638)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
   Call: (204) [system] ' '=(/)
   Fail: (204) [system] ' '=(/)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55fbb4538270), _344232)
   Exit: (204) [system] get_char((0x55fbb4538270), ' ')
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _346936)
   Exit: (205) [system] peek_char((0x55fbb4538270), ' ')
   Call: (205) [system] ' '=(;)
   Fail: (205) [system] ' '=(;)
   Call: (205) [system] ' '=(/)
   Fail: (205) [system] ' '=(/)
^  Call: (205) [user] is_like_space(' ')
   Call: (206) [system] char_type(' ', 'white')
   Exit: (206) [system] char_type(' ', 'white')
^  Exit: (205) [user] is_like_space(' ')
   Call: (205) [system] get_char((0x55fbb4538270), _356530)
   Exit: (205) [system] get_char((0x55fbb4538270), ' ')
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _359234)
   Exit: (206) [system] peek_char((0x55fbb4538270), ' ')
   Call: (206) [system] ' '=(;)
   Fail: (206) [system] ' '=(;)
   Call: (206) [system] ' '=(/)
   Fail: (206) [system] ' '=(/)
^  Call: (206) [user] is_like_space(' ')
   Call: (207) [system] char_type(' ', 'white')
   Exit: (207) [system] char_type(' ', 'white')
^  Exit: (206) [user] is_like_space(' ')
   Call: (206) [system] get_char((0x55fbb4538270), _368828)
   Exit: (206) [system] get_char((0x55fbb4538270), ' ')
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _371532)
   Exit: (207) [system] peek_char((0x55fbb4538270), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
   Call: (207) [system] '('=(/)
   Fail: (207) [system] '('=(/)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _397706)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=')'
   Fail: (195) [system] '('=')'
   Call: (195) [system] '('=end_of_file
   Fail: (195) [system] '('=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _403276)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _405134)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
   Call: (197) [system] '('=(/)
   Fail: (197) [system] '('=(/)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _421144)
   Exit: (196) [system] get_char((0x55fbb4538270), '(')
   Call: (196) [system] '('='('
   Exit: (196) [system] '('='('
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _403276)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _426714)
   Exit: (198) [system] peek_char((0x55fbb4538270), '(')
   Call: (198) [system] '('=(;)
   Fail: (198) [system] '('=(;)
   Call: (198) [system] '('=(/)
   Fail: (198) [system] '('=(/)
^  Call: (198) [user] is_like_space('(')
   Call: (199) [system] char_type('(', 'white')
   Fail: (199) [system] char_type('(', 'white')
   Call: (199) [system] char_type('(', end_of_line)
   Fail: (199) [system] char_type('(', end_of_line)
   Call: (199) [system] char_type('(', space)
   Fail: (199) [system] char_type('(', space)
   Call: (199) [system] char_type('(', cntrl)
   Fail: (199) [system] char_type('(', cntrl)
^  Fail: (198) [user] is_like_space('(')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _442724)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=')'
   Fail: (197) [system] '('=')'
   Call: (197) [system] '('=end_of_file
   Fail: (197) [system] '('=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _448294)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _450152)
   Exit: (199) [system] peek_char((0x55fbb4538270), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
   Call: (199) [system] '('=(/)
   Fail: (199) [system] '('=(/)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _466162)
   Exit: (198) [system] get_char((0x55fbb4538270), '(')
   Call: (198) [system] '('='('
   Exit: (198) [system] '('='('
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _448294)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _471732)
   Exit: (200) [system] peek_char((0x55fbb4538270), :)
   Call: (200) [system] (:)=(;)
   Fail: (200) [system] (:)=(;)
   Call: (200) [system] (:)=(/)
   Fail: (200) [system] (:)=(/)
^  Call: (200) [user] is_like_space(:)
   Call: (201) [system] char_type(:, 'white')
   Fail: (201) [system] char_type(:, 'white')
   Call: (201) [system] char_type(:, end_of_line)
   Fail: (201) [system] char_type(:, end_of_line)
   Call: (201) [system] char_type(:, space)
   Fail: (201) [system] char_type(:, space)
   Call: (201) [system] char_type(:, cntrl)
   Fail: (201) [system] char_type(:, cntrl)
^  Fail: (200) [user] is_like_space(:)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _487742)
   Exit: (199) [system] peek_char((0x55fbb4538270), :)
   Call: (199) [system] (:)=')'
   Fail: (199) [system] (:)=')'
   Call: (199) [system] (:)=end_of_file
   Fail: (199) [system] (:)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _493312)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _495170)
   Exit: (201) [system] peek_char((0x55fbb4538270), :)
   Call: (201) [system] (:)=(;)
   Fail: (201) [system] (:)=(;)
   Call: (201) [system] (:)=(/)
   Fail: (201) [system] (:)=(/)
^  Call: (201) [user] is_like_space(:)
   Call: (202) [system] char_type(:, 'white')
   Fail: (202) [system] char_type(:, 'white')
   Call: (202) [system] char_type(:, end_of_line)
   Fail: (202) [system] char_type(:, end_of_line)
   Call: (202) [system] char_type(:, space)
   Fail: (202) [system] char_type(:, space)
   Call: (202) [system] char_type(:, cntrl)
   Fail: (202) [system] char_type(:, cntrl)
^  Fail: (201) [user] is_like_space(:)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _511180)
   Exit: (200) [system] get_char((0x55fbb4538270), :)
   Call: (200) [system] (:)='('
   Fail: (200) [system] (:)='('
   Call: (200) [system] (:)='['
   Fail: (200) [system] (:)='['
   Call: (200) [system] (:)='{'
   Fail: (200) [system] (:)='{'
   Call: (200) [system] (:)='"'
   Fail: (200) [system] (:)='"'
   Call: (200) [system] (:)=!
   Fail: (200) [system] (:)=!
   Call: (200) [system] (:)='\''
   Fail: (200) [system] (:)='\''
   Call: (200) [system] (:)='`'
   Fail: (200) [system] (:)='`'
   Call: (200) [system] (:)=end_of_file
   Fail: (200) [system] (:)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55fbb4538270), :, _493312)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _528822)
   Call: (202) [system] peek_char((0x55fbb4538270), _529756)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (202) [user] is_delimiter(' ')
   Call: (203) [system] char_type(' ', space)
   Exit: (203) [system] char_type(' ', space)
^  Exit: (202) [user] is_delimiter(' ')
   Call: (202) [system] _528822=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (201) [user] classify_and_convert_charseq([:], _493312)
^  Call: (202) [user] classify_and_convert_charseq_([:], _539040)
^  Call: (204) [system] setup_call_cleanup('$notrace'(_539992, _539994), once(user:catch(read_from_chars([:], _539040), _539974, fail)), '$restore_trace'(_539992, _539994))
^  Call: (205) [system] sig_atomic(system:'$notrace'(_539992, _539994))
^  Exit: (204) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _539974, fail)), system:'$restore_trace'(3, -1))
   Call: (203) [system] atomic(:)
   Exit: (203) [system] atomic(:)
^  Exit: (202) [user] classify_and_convert_charseq_([:], :)
   Call: (202) [system] integer(:)
   Fail: (202) [system] integer(:)
   Call: (202) [system] _493312=(:)
   Exit: (202) [system] (:)=(:)
^  Exit: (201) [user] classify_and_convert_charseq([:], :)
^  Exit: (200) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _552120)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _553978)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _563572)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _566276)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _583210)
   Exit: (200) [system] peek_char((0x55fbb4538270), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _588780)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _590638)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
   Call: (202) [system] ($)=(/)
   Fail: (202) [system] ($)=(/)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _606648)
   Exit: (201) [system] get_char((0x55fbb4538270), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _588780)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _624290)
   Call: (203) [system] peek_char((0x55fbb4538270), _625224)
   Exit: (203) [system] peek_char((0x55fbb4538270), p)
^  Call: (203) [user] is_delimiter(p)
   Call: (204) [system] char_type(p, space)
   Fail: (204) [system] char_type(p, space)
   Call: (204) [system] arg(_629944, v('(', ')', end_of_file), p)
   Fail: (204) [system] arg(_630876, v('(', ')', end_of_file), p)
^  Fail: (203) [user] is_delimiter(p)
   Call: (203) [system] ')'==p
   Fail: (203) [system] ')'==p
   Call: (203) [system] get_char((0x55fbb4538270), p)
   Exit: (203) [system] get_char((0x55fbb4538270), p)
   Call: (203) [system] p=(\)
   Fail: (203) [system] p=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _638226)
   Call: (204) [system] peek_char((0x55fbb4538270), _639160)
   Exit: (204) [system] peek_char((0x55fbb4538270), r)
^  Call: (204) [user] is_delimiter(r)
   Call: (205) [system] char_type(r, space)
   Fail: (205) [system] char_type(r, space)
   Call: (205) [system] arg(_643880, v('(', ')', end_of_file), r)
   Fail: (205) [system] arg(_644812, v('(', ')', end_of_file), r)
^  Fail: (204) [user] is_delimiter(r)
   Call: (204) [system] ')'==r
   Fail: (204) [system] ')'==r
   Call: (204) [system] get_char((0x55fbb4538270), r)
   Exit: (204) [system] get_char((0x55fbb4538270), r)
   Call: (204) [system] r=(\)
   Fail: (204) [system] r=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _652162)
   Call: (205) [system] peek_char((0x55fbb4538270), _653096)
   Exit: (205) [system] peek_char((0x55fbb4538270), o)
^  Call: (205) [user] is_delimiter(o)
   Call: (206) [system] char_type(o, space)
   Fail: (206) [system] char_type(o, space)
   Call: (206) [system] arg(_657816, v('(', ')', end_of_file), o)
   Fail: (206) [system] arg(_658748, v('(', ')', end_of_file), o)
^  Fail: (205) [user] is_delimiter(o)
   Call: (205) [system] ')'==o
   Fail: (205) [system] ')'==o
   Call: (205) [system] get_char((0x55fbb4538270), o)
   Exit: (205) [system] get_char((0x55fbb4538270), o)
   Call: (205) [system] o=(\)
   Fail: (205) [system] o=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _666098)
   Call: (206) [system] peek_char((0x55fbb4538270), _667032)
   Exit: (206) [system] peek_char((0x55fbb4538270), o)
^  Call: (206) [user] is_delimiter(o)
   Call: (207) [system] char_type(o, space)
   Fail: (207) [system] char_type(o, space)
   Call: (207) [system] arg(_671752, v('(', ')', end_of_file), o)
   Fail: (207) [system] arg(_672684, v('(', ')', end_of_file), o)
^  Fail: (206) [user] is_delimiter(o)
   Call: (206) [system] ')'==o
   Fail: (206) [system] ')'==o
   Call: (206) [system] get_char((0x55fbb4538270), o)
   Exit: (206) [system] get_char((0x55fbb4538270), o)
   Call: (206) [system] o=(\)
   Fail: (206) [system] o=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _680034)
   Call: (207) [system] peek_char((0x55fbb4538270), _680968)
   Exit: (207) [system] peek_char((0x55fbb4538270), f)
^  Call: (207) [user] is_delimiter(f)
   Call: (208) [system] char_type(f, space)
   Fail: (208) [system] char_type(f, space)
   Call: (208) [system] arg(_685688, v('(', ')', end_of_file), f)
   Fail: (208) [system] arg(_686620, v('(', ')', end_of_file), f)
^  Fail: (207) [user] is_delimiter(f)
   Call: (207) [system] ')'==f
   Fail: (207) [system] ')'==f
   Call: (207) [system] get_char((0x55fbb4538270), f)
   Exit: (207) [system] get_char((0x55fbb4538270), f)
   Call: (207) [system] f=(\)
   Fail: (207) [system] f=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _693970)
   Call: (208) [system] peek_char((0x55fbb4538270), _694904)
   Exit: (208) [system] peek_char((0x55fbb4538270), '5')
^  Call: (208) [user] is_delimiter('5')
   Call: (209) [system] char_type('5', space)
   Fail: (209) [system] char_type('5', space)
   Call: (209) [system] arg(_699624, v('(', ')', end_of_file), '5')
   Fail: (209) [system] arg(_700556, v('(', ')', end_of_file), '5')
^  Fail: (208) [user] is_delimiter('5')
   Call: (208) [system] ')'=='5'
   Fail: (208) [system] ')'=='5'
   Call: (208) [system] get_char((0x55fbb4538270), '5')
   Exit: (208) [system] get_char((0x55fbb4538270), '5')
   Call: (208) [system] '5'=(\)
   Fail: (208) [system] '5'=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _707906)
   Call: (209) [system] peek_char((0x55fbb4538270), _708840)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _707906=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (208) [system] _693970=['5']
   Exit: (208) [system] ['5']=['5']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), ['5'])
   Call: (207) [system] _680034=[f, '5']
   Exit: (207) [system] [f, '5']=[f, '5']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [f, '5'])
   Call: (206) [system] _666098=[o, f, '5']
   Exit: (206) [system] [o, f, '5']=[o, f, '5']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, f, '5'])
   Call: (205) [system] _652162=[o, o, f, '5']
   Exit: (205) [system] [o, o, f, '5']=[o, o, f, '5']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, o, f, '5'])
   Call: (204) [system] _638226=[r, o, o, f, '5']
   Exit: (204) [system] [r, o, o, f, '5']=[r, o, o, f, '5']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, o, f, '5'])
   Call: (203) [system] _624290=[p, r, o, o, f, '5']
   Exit: (203) [system] [p, r, o, o, f, '5']=[p, r, o, o, f, '5']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, o, o, f, '5'])
^  Call: (202) [user] classify_and_convert_charseq([$, p, r, o, o, f, '5'], _588780)
^  Call: (203) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '5'], _734888)
   Call: (204) [system] atom_chars(_735820, ['_', p, r, o, o, f, '5'])
   Exit: (204) [system] atom_chars('_proof5', ['_', p, r, o, o, f, '5'])
^  Exit: (203) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '5'], _proof5)
   Call: (203) [system] integer(_proof5)
   Fail: (203) [system] integer(_proof5)
   Call: (203) [system] _588780=_proof5
   Exit: (203) [system] _proof5=_proof5
^  Exit: (202) [user] classify_and_convert_charseq([$, p, r, o, o, f, '5'], _proof5)
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), $, _proof5)
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), _proof5)
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _745112)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _746970)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _756564)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _759268)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _776202)
   Exit: (201) [system] peek_char((0x55fbb4538270), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _781772)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _783630)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
   Call: (203) [system] ($)=(/)
   Fail: (203) [system] ($)=(/)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _799640)
   Exit: (202) [system] get_char((0x55fbb4538270), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _781772)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _817282)
   Call: (204) [system] peek_char((0x55fbb4538270), _818216)
   Exit: (204) [system] peek_char((0x55fbb4538270), p)
^  Call: (204) [user] is_delimiter(p)
   Call: (205) [system] char_type(p, space)
   Fail: (205) [system] char_type(p, space)
   Call: (205) [system] arg(_822936, v('(', ')', end_of_file), p)
   Fail: (205) [system] arg(_823868, v('(', ')', end_of_file), p)
^  Fail: (204) [user] is_delimiter(p)
   Call: (204) [system] ')'==p
   Fail: (204) [system] ')'==p
   Call: (204) [system] get_char((0x55fbb4538270), p)
   Exit: (204) [system] get_char((0x55fbb4538270), p)
   Call: (204) [system] p=(\)
   Fail: (204) [system] p=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _831218)
   Call: (205) [system] peek_char((0x55fbb4538270), _832152)
   Exit: (205) [system] peek_char((0x55fbb4538270), r)
^  Call: (205) [user] is_delimiter(r)
   Call: (206) [system] char_type(r, space)
   Fail: (206) [system] char_type(r, space)
   Call: (206) [system] arg(_836872, v('(', ')', end_of_file), r)
   Fail: (206) [system] arg(_837804, v('(', ')', end_of_file), r)
^  Fail: (205) [user] is_delimiter(r)
   Call: (205) [system] ')'==r
   Fail: (205) [system] ')'==r
   Call: (205) [system] get_char((0x55fbb4538270), r)
   Exit: (205) [system] get_char((0x55fbb4538270), r)
   Call: (205) [system] r=(\)
   Fail: (205) [system] r=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _845154)
   Call: (206) [system] peek_char((0x55fbb4538270), _846088)
   Exit: (206) [system] peek_char((0x55fbb4538270), e)
^  Call: (206) [user] is_delimiter(e)
   Call: (207) [system] char_type(e, space)
   Fail: (207) [system] char_type(e, space)
   Call: (207) [system] arg(_850808, v('(', ')', end_of_file), e)
   Fail: (207) [system] arg(_851740, v('(', ')', end_of_file), e)
^  Fail: (206) [user] is_delimiter(e)
   Call: (206) [system] ')'==e
   Fail: (206) [system] ')'==e
   Call: (206) [system] get_char((0x55fbb4538270), e)
   Exit: (206) [system] get_char((0x55fbb4538270), e)
   Call: (206) [system] e=(\)
   Fail: (206) [system] e=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _859090)
   Call: (207) [system] peek_char((0x55fbb4538270), _860024)
   Exit: (207) [system] peek_char((0x55fbb4538270), m)
^  Call: (207) [user] is_delimiter(m)
   Call: (208) [system] char_type(m, space)
   Fail: (208) [system] char_type(m, space)
   Call: (208) [system] arg(_864744, v('(', ')', end_of_file), m)
   Fail: (208) [system] arg(_865676, v('(', ')', end_of_file), m)
^  Fail: (207) [user] is_delimiter(m)
   Call: (207) [system] ')'==m
   Fail: (207) [system] ')'==m
   Call: (207) [system] get_char((0x55fbb4538270), m)
   Exit: (207) [system] get_char((0x55fbb4538270), m)
   Call: (207) [system] m=(\)
   Fail: (207) [system] m=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _873026)
   Call: (208) [system] peek_char((0x55fbb4538270), _873960)
   Exit: (208) [system] peek_char((0x55fbb4538270), i)
^  Call: (208) [user] is_delimiter(i)
   Call: (209) [system] char_type(i, space)
   Fail: (209) [system] char_type(i, space)
   Call: (209) [system] arg(_878680, v('(', ')', end_of_file), i)
   Fail: (209) [system] arg(_879612, v('(', ')', end_of_file), i)
^  Fail: (208) [user] is_delimiter(i)
   Call: (208) [system] ')'==i
   Fail: (208) [system] ')'==i
   Call: (208) [system] get_char((0x55fbb4538270), i)
   Exit: (208) [system] get_char((0x55fbb4538270), i)
   Call: (208) [system] i=(\)
   Fail: (208) [system] i=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _886962)
   Call: (209) [system] peek_char((0x55fbb4538270), _887896)
   Exit: (209) [system] peek_char((0x55fbb4538270), s)
^  Call: (209) [user] is_delimiter(s)
   Call: (210) [system] char_type(s, space)
   Fail: (210) [system] char_type(s, space)
   Call: (210) [system] arg(_892616, v('(', ')', end_of_file), s)
   Fail: (210) [system] arg(_893548, v('(', ')', end_of_file), s)
^  Fail: (209) [user] is_delimiter(s)
   Call: (209) [system] ')'==s
   Fail: (209) [system] ')'==s
   Call: (209) [system] get_char((0x55fbb4538270), s)
   Exit: (209) [system] get_char((0x55fbb4538270), s)
   Call: (209) [system] s=(\)
   Fail: (209) [system] s=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _900898)
   Call: (210) [system] peek_char((0x55fbb4538270), _901832)
   Exit: (210) [system] peek_char((0x55fbb4538270), e)
^  Call: (210) [user] is_delimiter(e)
   Call: (211) [system] char_type(e, space)
   Fail: (211) [system] char_type(e, space)
   Call: (211) [system] arg(_906552, v('(', ')', end_of_file), e)
   Fail: (211) [system] arg(_907484, v('(', ')', end_of_file), e)
^  Fail: (210) [user] is_delimiter(e)
   Call: (210) [system] ')'==e
   Fail: (210) [system] ')'==e
   Call: (210) [system] get_char((0x55fbb4538270), e)
   Exit: (210) [system] get_char((0x55fbb4538270), e)
   Call: (210) [system] e=(\)
   Fail: (210) [system] e=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _914834)
   Call: (211) [system] peek_char((0x55fbb4538270), _915768)
   Exit: (211) [system] peek_char((0x55fbb4538270), '5')
^  Call: (211) [user] is_delimiter('5')
   Call: (212) [system] char_type('5', space)
   Fail: (212) [system] char_type('5', space)
   Call: (212) [system] arg(_920488, v('(', ')', end_of_file), '5')
   Fail: (212) [system] arg(_921420, v('(', ')', end_of_file), '5')
^  Fail: (211) [user] is_delimiter('5')
   Call: (211) [system] ')'=='5'
   Fail: (211) [system] ')'=='5'
   Call: (211) [system] get_char((0x55fbb4538270), '5')
   Exit: (211) [system] get_char((0x55fbb4538270), '5')
   Call: (211) [system] '5'=(\)
   Fail: (211) [system] '5'=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _928770)
   Call: (212) [system] peek_char((0x55fbb4538270), _929704)
   Exit: (212) [system] peek_char((0x55fbb4538270), ')')
^  Call: (212) [user] is_delimiter(')')
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] arg(_934424, v('(', ')', end_of_file), ')')
   Exit: (213) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (212) [user] is_delimiter(')')
   Call: (212) [system] _928770=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (211) [system] _914834=['5']
   Exit: (211) [system] ['5']=['5']
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), ['5'])
   Call: (210) [system] _900898=[e, '5']
   Exit: (210) [system] [e, '5']=[e, '5']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, '5'])
   Call: (209) [system] _886962=[s, e, '5']
   Exit: (209) [system] [s, e, '5']=[s, e, '5']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e, '5'])
   Call: (208) [system] _873026=[i, s, e, '5']
   Exit: (208) [system] [i, s, e, '5']=[i, s, e, '5']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, e, '5'])
   Call: (207) [system] _859090=[m, i, s, e, '5']
   Exit: (207) [system] [m, i, s, e, '5']=[m, i, s, e, '5']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, i, s, e, '5'])
   Call: (206) [system] _845154=[e, m, i, s, e, '5']
   Exit: (206) [system] [e, m, i, s, e, '5']=[e, m, i, s, e, '5']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, m, i, s, e, '5'])
   Call: (205) [system] _831218=[r, e, m, i, s, e, '5']
   Exit: (205) [system] [r, e, m, i, s, e, '5']=[r, e, m, i, s, e, '5']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, e, m, i, s, e, '5'])
   Call: (204) [system] _817282=[p, r, e, m, i, s, e, '5']
   Exit: (204) [system] [p, r, e, m, i, s, e, '5']=[p, r, e, m, i, s, e, '5']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, e, m, i, s, e, '5'])
^  Call: (203) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '5'], _781772)
^  Call: (204) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '5'], _963212)
   Call: (205) [system] atom_chars(_964144, ['_', p, r, e, m, i, s, e, '5'])
   Exit: (205) [system] atom_chars('_premise5', ['_', p, r, e, m, i, s, e, '5'])
^  Exit: (204) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '5'], _premise5)
   Call: (204) [system] integer(_premise5)
   Fail: (204) [system] integer(_premise5)
   Call: (204) [system] _781772=_premise5
   Exit: (204) [system] _premise5=_premise5
^  Exit: (203) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '5'], _premise5)
^  Exit: (202) [user] read_symbolic(')', (0x55fbb4538270), $, _premise5)
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), _premise5)
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _973436)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _975294)
   Exit: (203) [system] peek_char((0x55fbb4538270), ')')
   Call: (203) [system] ')'=(;)
   Fail: (203) [system] ')'=(;)
   Call: (203) [system] ')'=(/)
   Fail: (203) [system] ')'=(/)
^  Call: (203) [user] is_like_space(')')
   Call: (204) [system] char_type(')', 'white')
   Fail: (204) [system] char_type(')', 'white')
   Call: (204) [system] char_type(')', end_of_line)
   Fail: (204) [system] char_type(')', end_of_line)
   Call: (204) [system] char_type(')', space)
   Fail: (204) [system] char_type(')', space)
   Call: (204) [system] char_type(')', cntrl)
   Fail: (204) [system] char_type(')', cntrl)
^  Fail: (203) [user] is_like_space(')')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _991304)
   Exit: (202) [system] peek_char((0x55fbb4538270), ')')
   Call: (202) [system] ')'=')'
   Exit: (202) [system] ')'=')'
   Call: (202) [system] get_char((0x55fbb4538270), _995094)
   Exit: (202) [system] get_char((0x55fbb4538270), ')')
   Call: (202) [system] _973436=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [])
   Call: (201) [system] _745112=[_premise5]
   Exit: (201) [system] [_premise5]=[_premise5]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [_premise5])
   Call: (200) [system] _552120=[_proof5, _premise5]
   Exit: (200) [system] [_proof5, _premise5]=[_proof5, _premise5]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [_proof5, _premise5])
   Call: (199) [system] _448294=[:, _proof5, _premise5]
   Exit: (199) [system] [:, _proof5, _premise5]=[:, _proof5, _premise5]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [:, _proof5, _premise5])
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), [:, _proof5, _premise5])
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _1008976)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1010834)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _1020428)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1023132)
   Exit: (200) [system] peek_char((0x55fbb4538270), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
   Call: (200) [system] '('=(/)
   Fail: (200) [system] '('=(/)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1040066)
   Exit: (198) [system] peek_char((0x55fbb4538270), '(')
   Call: (198) [system] '('=')'
   Fail: (198) [system] '('=')'
   Call: (198) [system] '('=end_of_file
   Fail: (198) [system] '('=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _1045636)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1047494)
   Exit: (200) [system] peek_char((0x55fbb4538270), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
   Call: (200) [system] '('=(/)
   Fail: (200) [system] '('=(/)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _1063504)
   Exit: (199) [system] get_char((0x55fbb4538270), '(')
   Call: (199) [system] '('='('
   Exit: (199) [system] '('='('
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _1045636)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1069074)
   Exit: (201) [system] peek_char((0x55fbb4538270), s)
   Call: (201) [system] s=(;)
   Fail: (201) [system] s=(;)
   Call: (201) [system] s=(/)
   Fail: (201) [system] s=(/)
^  Call: (201) [user] is_like_space(s)
   Call: (202) [system] char_type(s, 'white')
   Fail: (202) [system] char_type(s, 'white')
   Call: (202) [system] char_type(s, end_of_line)
   Fail: (202) [system] char_type(s, end_of_line)
   Call: (202) [system] char_type(s, space)
   Fail: (202) [system] char_type(s, space)
   Call: (202) [system] char_type(s, cntrl)
   Fail: (202) [system] char_type(s, cntrl)
^  Fail: (201) [user] is_like_space(s)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1085084)
   Exit: (200) [system] peek_char((0x55fbb4538270), s)
   Call: (200) [system] s=')'
   Fail: (200) [system] s=')'
   Call: (200) [system] s=end_of_file
   Fail: (200) [system] s=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _1090654)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1092512)
   Exit: (202) [system] peek_char((0x55fbb4538270), s)
   Call: (202) [system] s=(;)
   Fail: (202) [system] s=(;)
   Call: (202) [system] s=(/)
   Fail: (202) [system] s=(/)
^  Call: (202) [user] is_like_space(s)
   Call: (203) [system] char_type(s, 'white')
   Fail: (203) [system] char_type(s, 'white')
   Call: (203) [system] char_type(s, end_of_line)
   Fail: (203) [system] char_type(s, end_of_line)
   Call: (203) [system] char_type(s, space)
   Fail: (203) [system] char_type(s, space)
   Call: (203) [system] char_type(s, cntrl)
   Fail: (203) [system] char_type(s, cntrl)
^  Fail: (202) [user] is_like_space(s)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _1108522)
   Exit: (201) [system] get_char((0x55fbb4538270), s)
   Call: (201) [system] s='('
   Fail: (201) [system] s='('
   Call: (201) [system] s='['
   Fail: (201) [system] s='['
   Call: (201) [system] s='{'
   Fail: (201) [system] s='{'
   Call: (201) [system] s='"'
   Fail: (201) [system] s='"'
   Call: (201) [system] s=!
   Fail: (201) [system] s=!
   Call: (201) [system] s='\''
   Fail: (201) [system] s='\''
   Call: (201) [system] s='`'
   Fail: (201) [system] s='`'
   Call: (201) [system] s=end_of_file
   Fail: (201) [system] s=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), s, _1090654)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1126164)
   Call: (203) [system] peek_char((0x55fbb4538270), _1127098)
   Exit: (203) [system] peek_char((0x55fbb4538270), y)
^  Call: (203) [user] is_delimiter(y)
   Call: (204) [system] char_type(y, space)
   Fail: (204) [system] char_type(y, space)
   Call: (204) [system] arg(_1131818, v('(', ')', end_of_file), y)
   Fail: (204) [system] arg(_1132750, v('(', ')', end_of_file), y)
^  Fail: (203) [user] is_delimiter(y)
   Call: (203) [system] ')'==y
   Fail: (203) [system] ')'==y
   Call: (203) [system] get_char((0x55fbb4538270), y)
   Exit: (203) [system] get_char((0x55fbb4538270), y)
   Call: (203) [system] y=(\)
   Fail: (203) [system] y=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1140100)
   Call: (204) [system] peek_char((0x55fbb4538270), _1141034)
   Exit: (204) [system] peek_char((0x55fbb4538270), n)
^  Call: (204) [user] is_delimiter(n)
   Call: (205) [system] char_type(n, space)
   Fail: (205) [system] char_type(n, space)
   Call: (205) [system] arg(_1145754, v('(', ')', end_of_file), n)
   Fail: (205) [system] arg(_1146686, v('(', ')', end_of_file), n)
^  Fail: (204) [user] is_delimiter(n)
   Call: (204) [system] ')'==n
   Fail: (204) [system] ')'==n
   Call: (204) [system] get_char((0x55fbb4538270), n)
   Exit: (204) [system] get_char((0x55fbb4538270), n)
   Call: (204) [system] n=(\)
   Fail: (204) [system] n=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1154036)
   Call: (205) [system] peek_char((0x55fbb4538270), _1154970)
   Exit: (205) [system] peek_char((0x55fbb4538270), t)
^  Call: (205) [user] is_delimiter(t)
   Call: (206) [system] char_type(t, space)
   Fail: (206) [system] char_type(t, space)
   Call: (206) [system] arg(_1159690, v('(', ')', end_of_file), t)
   Fail: (206) [system] arg(_1160622, v('(', ')', end_of_file), t)
^  Fail: (205) [user] is_delimiter(t)
   Call: (205) [system] ')'==t
   Fail: (205) [system] ')'==t
   Call: (205) [system] get_char((0x55fbb4538270), t)
   Exit: (205) [system] get_char((0x55fbb4538270), t)
   Call: (205) [system] t=(\)
   Fail: (205) [system] t=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1167972)
   Call: (206) [system] peek_char((0x55fbb4538270), _1168906)
   Exit: (206) [system] peek_char((0x55fbb4538270), h)
^  Call: (206) [user] is_delimiter(h)
   Call: (207) [system] char_type(h, space)
   Fail: (207) [system] char_type(h, space)
   Call: (207) [system] arg(_1173626, v('(', ')', end_of_file), h)
   Fail: (207) [system] arg(_1174558, v('(', ')', end_of_file), h)
^  Fail: (206) [user] is_delimiter(h)
   Call: (206) [system] ')'==h
   Fail: (206) [system] ')'==h
   Call: (206) [system] get_char((0x55fbb4538270), h)
   Exit: (206) [system] get_char((0x55fbb4538270), h)
   Call: (206) [system] h=(\)
   Fail: (206) [system] h=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1181908)
   Call: (207) [system] peek_char((0x55fbb4538270), _1182842)
   Exit: (207) [system] peek_char((0x55fbb4538270), e)
^  Call: (207) [user] is_delimiter(e)
   Call: (208) [system] char_type(e, space)
   Fail: (208) [system] char_type(e, space)
   Call: (208) [system] arg(_1187562, v('(', ')', end_of_file), e)
   Fail: (208) [system] arg(_1188494, v('(', ')', end_of_file), e)
^  Fail: (207) [user] is_delimiter(e)
   Call: (207) [system] ')'==e
   Fail: (207) [system] ')'==e
   Call: (207) [system] get_char((0x55fbb4538270), e)
   Exit: (207) [system] get_char((0x55fbb4538270), e)
   Call: (207) [system] e=(\)
   Fail: (207) [system] e=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1195844)
   Call: (208) [system] peek_char((0x55fbb4538270), _1196778)
   Exit: (208) [system] peek_char((0x55fbb4538270), s)
^  Call: (208) [user] is_delimiter(s)
   Call: (209) [system] char_type(s, space)
   Fail: (209) [system] char_type(s, space)
   Call: (209) [system] arg(_1201498, v('(', ')', end_of_file), s)
   Fail: (209) [system] arg(_1202430, v('(', ')', end_of_file), s)
^  Fail: (208) [user] is_delimiter(s)
   Call: (208) [system] ')'==s
   Fail: (208) [system] ')'==s
   Call: (208) [system] get_char((0x55fbb4538270), s)
   Exit: (208) [system] get_char((0x55fbb4538270), s)
   Call: (208) [system] s=(\)
   Fail: (208) [system] s=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1209780)
   Call: (209) [system] peek_char((0x55fbb4538270), _1210714)
   Exit: (209) [system] peek_char((0x55fbb4538270), i)
^  Call: (209) [user] is_delimiter(i)
   Call: (210) [system] char_type(i, space)
   Fail: (210) [system] char_type(i, space)
   Call: (210) [system] arg(_1215434, v('(', ')', end_of_file), i)
   Fail: (210) [system] arg(_1216366, v('(', ')', end_of_file), i)
^  Fail: (209) [user] is_delimiter(i)
   Call: (209) [system] ')'==i
   Fail: (209) [system] ')'==i
   Call: (209) [system] get_char((0x55fbb4538270), i)
   Exit: (209) [system] get_char((0x55fbb4538270), i)
   Call: (209) [system] i=(\)
   Fail: (209) [system] i=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1223716)
   Call: (210) [system] peek_char((0x55fbb4538270), _1224650)
   Exit: (210) [system] peek_char((0x55fbb4538270), z)
^  Call: (210) [user] is_delimiter(z)
   Call: (211) [system] char_type(z, space)
   Fail: (211) [system] char_type(z, space)
   Call: (211) [system] arg(_1229370, v('(', ')', end_of_file), z)
   Fail: (211) [system] arg(_1230302, v('(', ')', end_of_file), z)
^  Fail: (210) [user] is_delimiter(z)
   Call: (210) [system] ')'==z
   Fail: (210) [system] ')'==z
   Call: (210) [system] get_char((0x55fbb4538270), z)
   Exit: (210) [system] get_char((0x55fbb4538270), z)
   Call: (210) [system] z=(\)
   Fail: (210) [system] z=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1237652)
   Call: (211) [system] peek_char((0x55fbb4538270), _1238586)
   Exit: (211) [system] peek_char((0x55fbb4538270), e)
^  Call: (211) [user] is_delimiter(e)
   Call: (212) [system] char_type(e, space)
   Fail: (212) [system] char_type(e, space)
   Call: (212) [system] arg(_1243306, v('(', ')', end_of_file), e)
   Fail: (212) [system] arg(_1244238, v('(', ')', end_of_file), e)
^  Fail: (211) [user] is_delimiter(e)
   Call: (211) [system] ')'==e
   Fail: (211) [system] ')'==e
   Call: (211) [system] get_char((0x55fbb4538270), e)
   Exit: (211) [system] get_char((0x55fbb4538270), e)
   Call: (211) [system] e=(\)
   Fail: (211) [system] e=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1251588)
   Call: (212) [system] peek_char((0x55fbb4538270), _1252522)
   Exit: (212) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (212) [user] is_delimiter(' ')
   Call: (213) [system] char_type(' ', space)
   Exit: (213) [system] char_type(' ', space)
^  Exit: (212) [user] is_delimiter(' ')
   Call: (212) [system] _1251588=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (211) [system] _1237652=[e]
   Exit: (211) [system] [e]=[e]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (210) [system] _1223716=[z, e]
   Exit: (210) [system] [z, e]=[z, e]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [z, e])
   Call: (209) [system] _1209780=[i, z, e]
   Exit: (209) [system] [i, z, e]=[i, z, e]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, z, e])
   Call: (208) [system] _1195844=[s, i, z, e]
   Exit: (208) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, i, z, e])
   Call: (207) [system] _1181908=[e, s, i, z, e]
   Exit: (207) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, s, i, z, e])
   Call: (206) [system] _1167972=[h, e, s, i, z, e]
   Exit: (206) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [h, e, s, i, z, e])
   Call: (205) [system] _1154036=[t, h, e, s, i, z, e]
   Exit: (205) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, h, e, s, i, z, e])
   Call: (204) [system] _1140100=[n, t, h, e, s, i, z, e]
   Exit: (204) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, h, e, s, i, z, e])
   Call: (203) [system] _1126164=[y, n, t, h, e, s, i, z, e]
   Exit: (203) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [y, n, t, h, e, s, i, z, e])
^  Call: (202) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], _1090654)
^  Call: (203) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], _1286952)
^  Call: (205) [system] setup_call_cleanup('$notrace'(_1287904, _1287906), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _1286952), _1287886, fail)), '$restore_trace'(_1287904, _1287906))
^  Call: (206) [system] sig_atomic(system:'$notrace'(_1287904, _1287906))
^  Exit: (205) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _1287886, fail)), system:'$restore_trace'(3, -1))
   Call: (204) [system] atomic(synthesize)
   Exit: (204) [system] atomic(synthesize)
^  Exit: (203) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], synthesize)
   Call: (203) [system] integer(synthesize)
   Fail: (203) [system] integer(synthesize)
   Call: (203) [system] _1090654=synthesize
   Exit: (203) [system] synthesize=synthesize
^  Exit: (202) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), s, synthesize)
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), synthesize)
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _1300032)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1301890)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _1311484)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1314188)
   Exit: (203) [system] peek_char((0x55fbb4538270), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
   Call: (203) [system] '('=(/)
   Fail: (203) [system] '('=(/)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1331122)
   Exit: (201) [system] peek_char((0x55fbb4538270), '(')
   Call: (201) [system] '('=')'
   Fail: (201) [system] '('=')'
   Call: (201) [system] '('=end_of_file
   Fail: (201) [system] '('=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _1336692)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1338550)
   Exit: (203) [system] peek_char((0x55fbb4538270), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
   Call: (203) [system] '('=(/)
   Fail: (203) [system] '('=(/)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _1354560)
   Exit: (202) [system] get_char((0x55fbb4538270), '(')
   Call: (202) [system] '('='('
   Exit: (202) [system] '('='('
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _1336692)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1360130)
   Exit: (204) [system] peek_char((0x55fbb4538270), :)
   Call: (204) [system] (:)=(;)
   Fail: (204) [system] (:)=(;)
   Call: (204) [system] (:)=(/)
   Fail: (204) [system] (:)=(/)
^  Call: (204) [user] is_like_space(:)
   Call: (205) [system] char_type(:, 'white')
   Fail: (205) [system] char_type(:, 'white')
   Call: (205) [system] char_type(:, end_of_line)
   Fail: (205) [system] char_type(:, end_of_line)
   Call: (205) [system] char_type(:, space)
   Fail: (205) [system] char_type(:, space)
   Call: (205) [system] char_type(:, cntrl)
   Fail: (205) [system] char_type(:, cntrl)
^  Fail: (204) [user] is_like_space(:)
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1376140)
   Exit: (203) [system] peek_char((0x55fbb4538270), :)
   Call: (203) [system] (:)=')'
   Fail: (203) [system] (:)=')'
   Call: (203) [system] (:)=end_of_file
   Fail: (203) [system] (:)=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55fbb4538270), _1381710)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1383568)
   Exit: (205) [system] peek_char((0x55fbb4538270), :)
   Call: (205) [system] (:)=(;)
   Fail: (205) [system] (:)=(;)
   Call: (205) [system] (:)=(/)
   Fail: (205) [system] (:)=(/)
^  Call: (205) [user] is_like_space(:)
   Call: (206) [system] char_type(:, 'white')
   Fail: (206) [system] char_type(:, 'white')
   Call: (206) [system] char_type(:, end_of_line)
   Fail: (206) [system] char_type(:, end_of_line)
   Call: (206) [system] char_type(:, space)
   Fail: (206) [system] char_type(:, space)
   Call: (206) [system] char_type(:, cntrl)
   Fail: (206) [system] char_type(:, cntrl)
^  Fail: (205) [user] is_like_space(:)
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] get_char((0x55fbb4538270), _1399578)
   Exit: (204) [system] get_char((0x55fbb4538270), :)
   Call: (204) [system] (:)='('
   Fail: (204) [system] (:)='('
   Call: (204) [system] (:)='['
   Fail: (204) [system] (:)='['
   Call: (204) [system] (:)='{'
   Fail: (204) [system] (:)='{'
   Call: (204) [system] (:)='"'
   Fail: (204) [system] (:)='"'
   Call: (204) [system] (:)=!
   Fail: (204) [system] (:)=!
   Call: (204) [system] (:)='\''
   Fail: (204) [system] (:)='\''
   Call: (204) [system] (:)='`'
   Fail: (204) [system] (:)='`'
   Call: (204) [system] (:)=end_of_file
   Fail: (204) [system] (:)=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55fbb4538270), :, _1381710)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1417220)
   Call: (206) [system] peek_char((0x55fbb4538270), _1418154)
   Exit: (206) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (206) [user] is_delimiter(' ')
   Call: (207) [system] char_type(' ', space)
   Exit: (207) [system] char_type(' ', space)
^  Exit: (206) [user] is_delimiter(' ')
   Call: (206) [system] _1417220=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (205) [user] classify_and_convert_charseq([:], _1381710)
^  Call: (206) [user] classify_and_convert_charseq_([:], _1427438)
^  Call: (208) [system] setup_call_cleanup('$notrace'(_1428390, _1428392), once(user:catch(read_from_chars([:], _1427438), _1428372, fail)), '$restore_trace'(_1428390, _1428392))
^  Call: (209) [system] sig_atomic(system:'$notrace'(_1428390, _1428392))
^  Exit: (208) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1428372, fail)), system:'$restore_trace'(3, -1))
   Call: (207) [system] atomic(:)
   Exit: (207) [system] atomic(:)
^  Exit: (206) [user] classify_and_convert_charseq_([:], :)
   Call: (206) [system] integer(:)
   Fail: (206) [system] integer(:)
   Call: (206) [system] _1381710=(:)
   Exit: (206) [system] (:)=(:)
^  Exit: (205) [user] classify_and_convert_charseq([:], :)
^  Exit: (204) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (203) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (203) [user] read_list(')', (0x55fbb4538270), _1440518)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1442376)
   Exit: (205) [system] peek_char((0x55fbb4538270), ' ')
   Call: (205) [system] ' '=(;)
   Fail: (205) [system] ' '=(;)
   Call: (205) [system] ' '=(/)
   Fail: (205) [system] ' '=(/)
^  Call: (205) [user] is_like_space(' ')
   Call: (206) [system] char_type(' ', 'white')
   Exit: (206) [system] char_type(' ', 'white')
^  Exit: (205) [user] is_like_space(' ')
   Call: (205) [system] get_char((0x55fbb4538270), _1451970)
   Exit: (205) [system] get_char((0x55fbb4538270), ' ')
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1454674)
   Exit: (206) [system] peek_char((0x55fbb4538270), $)
   Call: (206) [system] ($)=(;)
   Fail: (206) [system] ($)=(;)
   Call: (206) [system] ($)=(/)
   Fail: (206) [system] ($)=(/)
^  Call: (206) [user] is_like_space($)
   Call: (207) [system] char_type($, 'white')
   Fail: (207) [system] char_type($, 'white')
   Call: (207) [system] char_type($, end_of_line)
   Fail: (207) [system] char_type($, end_of_line)
   Call: (207) [system] char_type($, space)
   Fail: (207) [system] char_type($, space)
   Call: (207) [system] char_type($, cntrl)
   Fail: (207) [system] char_type($, cntrl)
^  Fail: (206) [user] is_like_space($)
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1471608)
   Exit: (204) [system] peek_char((0x55fbb4538270), $)
   Call: (204) [system] ($)=')'
   Fail: (204) [system] ($)=')'
   Call: (204) [system] ($)=end_of_file
   Fail: (204) [system] ($)=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55fbb4538270), _1477178)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1479036)
   Exit: (206) [system] peek_char((0x55fbb4538270), $)
   Call: (206) [system] ($)=(;)
   Fail: (206) [system] ($)=(;)
   Call: (206) [system] ($)=(/)
   Fail: (206) [system] ($)=(/)
^  Call: (206) [user] is_like_space($)
   Call: (207) [system] char_type($, 'white')
   Fail: (207) [system] char_type($, 'white')
   Call: (207) [system] char_type($, end_of_line)
   Fail: (207) [system] char_type($, end_of_line)
   Call: (207) [system] char_type($, space)
   Fail: (207) [system] char_type($, space)
   Call: (207) [system] char_type($, cntrl)
   Fail: (207) [system] char_type($, cntrl)
^  Fail: (206) [user] is_like_space($)
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] get_char((0x55fbb4538270), _1495046)
   Exit: (205) [system] get_char((0x55fbb4538270), $)
   Call: (205) [system] ($)='('
   Fail: (205) [system] ($)='('
   Call: (205) [system] ($)='['
   Fail: (205) [system] ($)='['
   Call: (205) [system] ($)='{'
   Fail: (205) [system] ($)='{'
   Call: (205) [system] ($)='"'
   Fail: (205) [system] ($)='"'
   Call: (205) [system] ($)=!
   Fail: (205) [system] ($)=!
   Call: (205) [system] ($)='\''
   Fail: (205) [system] ($)='\''
   Call: (205) [system] ($)='`'
   Fail: (205) [system] ($)='`'
   Call: (205) [system] ($)=end_of_file
   Fail: (205) [system] ($)=end_of_file
^  Call: (205) [user] read_symbolic(')', (0x55fbb4538270), $, _1477178)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1512688)
   Call: (207) [system] peek_char((0x55fbb4538270), _1513622)
   Exit: (207) [system] peek_char((0x55fbb4538270), p)
^  Call: (207) [user] is_delimiter(p)
   Call: (208) [system] char_type(p, space)
   Fail: (208) [system] char_type(p, space)
   Call: (208) [system] arg(_1518342, v('(', ')', end_of_file), p)
   Fail: (208) [system] arg(_1519274, v('(', ')', end_of_file), p)
^  Fail: (207) [user] is_delimiter(p)
   Call: (207) [system] ')'==p
   Fail: (207) [system] ')'==p
   Call: (207) [system] get_char((0x55fbb4538270), p)
   Exit: (207) [system] get_char((0x55fbb4538270), p)
   Call: (207) [system] p=(\)
   Fail: (207) [system] p=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1526624)
   Call: (208) [system] peek_char((0x55fbb4538270), _1527558)
   Exit: (208) [system] peek_char((0x55fbb4538270), r)
^  Call: (208) [user] is_delimiter(r)
   Call: (209) [system] char_type(r, space)
   Fail: (209) [system] char_type(r, space)
   Call: (209) [system] arg(_1532278, v('(', ')', end_of_file), r)
   Fail: (209) [system] arg(_1533210, v('(', ')', end_of_file), r)
^  Fail: (208) [user] is_delimiter(r)
   Call: (208) [system] ')'==r
   Fail: (208) [system] ')'==r
   Call: (208) [system] get_char((0x55fbb4538270), r)
   Exit: (208) [system] get_char((0x55fbb4538270), r)
   Call: (208) [system] r=(\)
   Fail: (208) [system] r=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1540560)
   Call: (209) [system] peek_char((0x55fbb4538270), _1541494)
   Exit: (209) [system] peek_char((0x55fbb4538270), o)
^  Call: (209) [user] is_delimiter(o)
   Call: (210) [system] char_type(o, space)
   Fail: (210) [system] char_type(o, space)
   Call: (210) [system] arg(_1546214, v('(', ')', end_of_file), o)
   Fail: (210) [system] arg(_1547146, v('(', ')', end_of_file), o)
^  Fail: (209) [user] is_delimiter(o)
   Call: (209) [system] ')'==o
   Fail: (209) [system] ')'==o
   Call: (209) [system] get_char((0x55fbb4538270), o)
   Exit: (209) [system] get_char((0x55fbb4538270), o)
   Call: (209) [system] o=(\)
   Fail: (209) [system] o=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1554496)
   Call: (210) [system] peek_char((0x55fbb4538270), _1555430)
   Exit: (210) [system] peek_char((0x55fbb4538270), o)
^  Call: (210) [user] is_delimiter(o)
   Call: (211) [system] char_type(o, space)
   Fail: (211) [system] char_type(o, space)
   Call: (211) [system] arg(_1560150, v('(', ')', end_of_file), o)
   Fail: (211) [system] arg(_1561082, v('(', ')', end_of_file), o)
^  Fail: (210) [user] is_delimiter(o)
   Call: (210) [system] ')'==o
   Fail: (210) [system] ')'==o
   Call: (210) [system] get_char((0x55fbb4538270), o)
   Exit: (210) [system] get_char((0x55fbb4538270), o)
   Call: (210) [system] o=(\)
   Fail: (210) [system] o=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1568432)
   Call: (211) [system] peek_char((0x55fbb4538270), _1569366)
   Exit: (211) [system] peek_char((0x55fbb4538270), f)
^  Call: (211) [user] is_delimiter(f)
   Call: (212) [system] char_type(f, space)
   Fail: (212) [system] char_type(f, space)
   Call: (212) [system] arg(_1574086, v('(', ')', end_of_file), f)
   Fail: (212) [system] arg(_1575018, v('(', ')', end_of_file), f)
^  Fail: (211) [user] is_delimiter(f)
   Call: (211) [system] ')'==f
   Fail: (211) [system] ')'==f
   Call: (211) [system] get_char((0x55fbb4538270), f)
   Exit: (211) [system] get_char((0x55fbb4538270), f)
   Call: (211) [system] f=(\)
   Fail: (211) [system] f=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1582368)
   Call: (212) [system] peek_char((0x55fbb4538270), _1583302)
   Exit: (212) [system] peek_char((0x55fbb4538270), '5')
^  Call: (212) [user] is_delimiter('5')
   Call: (213) [system] char_type('5', space)
   Fail: (213) [system] char_type('5', space)
   Call: (213) [system] arg(_1588022, v('(', ')', end_of_file), '5')
   Fail: (213) [system] arg(_1588954, v('(', ')', end_of_file), '5')
^  Fail: (212) [user] is_delimiter('5')
   Call: (212) [system] ')'=='5'
   Fail: (212) [system] ')'=='5'
   Call: (212) [system] get_char((0x55fbb4538270), '5')
   Exit: (212) [system] get_char((0x55fbb4538270), '5')
   Call: (212) [system] '5'=(\)
   Fail: (212) [system] '5'=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1596304)
   Call: (213) [system] peek_char((0x55fbb4538270), _1597238)
   Exit: (213) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (213) [user] is_delimiter(' ')
   Call: (214) [system] char_type(' ', space)
   Exit: (214) [system] char_type(' ', space)
^  Exit: (213) [user] is_delimiter(' ')
   Call: (213) [system] _1596304=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (212) [system] _1582368=['5']
   Exit: (212) [system] ['5']=['5']
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), ['5'])
   Call: (211) [system] _1568432=[f, '5']
   Exit: (211) [system] [f, '5']=[f, '5']
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [f, '5'])
   Call: (210) [system] _1554496=[o, f, '5']
   Exit: (210) [system] [o, f, '5']=[o, f, '5']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, f, '5'])
   Call: (209) [system] _1540560=[o, o, f, '5']
   Exit: (209) [system] [o, o, f, '5']=[o, o, f, '5']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, o, f, '5'])
   Call: (208) [system] _1526624=[r, o, o, f, '5']
   Exit: (208) [system] [r, o, o, f, '5']=[r, o, o, f, '5']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, o, f, '5'])
   Call: (207) [system] _1512688=[p, r, o, o, f, '5']
   Exit: (207) [system] [p, r, o, o, f, '5']=[p, r, o, o, f, '5']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, o, o, f, '5'])
^  Call: (206) [user] classify_and_convert_charseq([$, p, r, o, o, f, '5'], _1477178)
^  Call: (207) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '5'], _1623286)
   Call: (208) [system] atom_chars(_1624218, ['_', p, r, o, o, f, '5'])
   Exit: (208) [system] atom_chars('_proof5', ['_', p, r, o, o, f, '5'])
^  Exit: (207) [user] classify_and_convert_charseq_([$, p, r, o, o, f, '5'], _proof5)
   Call: (207) [system] integer(_proof5)
   Fail: (207) [system] integer(_proof5)
   Call: (207) [system] _1477178=_proof5
   Exit: (207) [system] _proof5=_proof5
^  Exit: (206) [user] classify_and_convert_charseq([$, p, r, o, o, f, '5'], _proof5)
^  Exit: (205) [user] read_symbolic(')', (0x55fbb4538270), $, _proof5)
^  Exit: (204) [user] cont_sexpr(')', (0x55fbb4538270), _proof5)
^  Call: (204) [user] read_list(')', (0x55fbb4538270), _1633510)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1635368)
   Exit: (206) [system] peek_char((0x55fbb4538270), ' ')
   Call: (206) [system] ' '=(;)
   Fail: (206) [system] ' '=(;)
   Call: (206) [system] ' '=(/)
   Fail: (206) [system] ' '=(/)
^  Call: (206) [user] is_like_space(' ')
   Call: (207) [system] char_type(' ', 'white')
   Exit: (207) [system] char_type(' ', 'white')
^  Exit: (206) [user] is_like_space(' ')
   Call: (206) [system] get_char((0x55fbb4538270), _1644962)
   Exit: (206) [system] get_char((0x55fbb4538270), ' ')
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1647666)
   Exit: (207) [system] peek_char((0x55fbb4538270), $)
   Call: (207) [system] ($)=(;)
   Fail: (207) [system] ($)=(;)
   Call: (207) [system] ($)=(/)
   Fail: (207) [system] ($)=(/)
^  Call: (207) [user] is_like_space($)
   Call: (208) [system] char_type($, 'white')
   Fail: (208) [system] char_type($, 'white')
   Call: (208) [system] char_type($, end_of_line)
   Fail: (208) [system] char_type($, end_of_line)
   Call: (208) [system] char_type($, space)
   Fail: (208) [system] char_type($, space)
   Call: (208) [system] char_type($, cntrl)
   Fail: (208) [system] char_type($, cntrl)
^  Fail: (207) [user] is_like_space($)
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1664600)
   Exit: (205) [system] peek_char((0x55fbb4538270), $)
   Call: (205) [system] ($)=')'
   Fail: (205) [system] ($)=')'
   Call: (205) [system] ($)=end_of_file
   Fail: (205) [system] ($)=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55fbb4538270), _1670170)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1672028)
   Exit: (207) [system] peek_char((0x55fbb4538270), $)
   Call: (207) [system] ($)=(;)
   Fail: (207) [system] ($)=(;)
   Call: (207) [system] ($)=(/)
   Fail: (207) [system] ($)=(/)
^  Call: (207) [user] is_like_space($)
   Call: (208) [system] char_type($, 'white')
   Fail: (208) [system] char_type($, 'white')
   Call: (208) [system] char_type($, end_of_line)
   Fail: (208) [system] char_type($, end_of_line)
   Call: (208) [system] char_type($, space)
   Fail: (208) [system] char_type($, space)
   Call: (208) [system] char_type($, cntrl)
   Fail: (208) [system] char_type($, cntrl)
^  Fail: (207) [user] is_like_space($)
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] get_char((0x55fbb4538270), _1688038)
   Exit: (206) [system] get_char((0x55fbb4538270), $)
   Call: (206) [system] ($)='('
   Fail: (206) [system] ($)='('
   Call: (206) [system] ($)='['
   Fail: (206) [system] ($)='['
   Call: (206) [system] ($)='{'
   Fail: (206) [system] ($)='{'
   Call: (206) [system] ($)='"'
   Fail: (206) [system] ($)='"'
   Call: (206) [system] ($)=!
   Fail: (206) [system] ($)=!
   Call: (206) [system] ($)='\''
   Fail: (206) [system] ($)='\''
   Call: (206) [system] ($)='`'
   Fail: (206) [system] ($)='`'
   Call: (206) [system] ($)=end_of_file
   Fail: (206) [system] ($)=end_of_file
^  Call: (206) [user] read_symbolic(')', (0x55fbb4538270), $, _1670170)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1705680)
   Call: (208) [system] peek_char((0x55fbb4538270), _1706614)
   Exit: (208) [system] peek_char((0x55fbb4538270), p)
^  Call: (208) [user] is_delimiter(p)
   Call: (209) [system] char_type(p, space)
   Fail: (209) [system] char_type(p, space)
   Call: (209) [system] arg(_1711334, v('(', ')', end_of_file), p)
   Fail: (209) [system] arg(_1712266, v('(', ')', end_of_file), p)
^  Fail: (208) [user] is_delimiter(p)
   Call: (208) [system] ')'==p
   Fail: (208) [system] ')'==p
   Call: (208) [system] get_char((0x55fbb4538270), p)
   Exit: (208) [system] get_char((0x55fbb4538270), p)
   Call: (208) [system] p=(\)
   Fail: (208) [system] p=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1719616)
   Call: (209) [system] peek_char((0x55fbb4538270), _1720550)
   Exit: (209) [system] peek_char((0x55fbb4538270), r)
^  Call: (209) [user] is_delimiter(r)
   Call: (210) [system] char_type(r, space)
   Fail: (210) [system] char_type(r, space)
   Call: (210) [system] arg(_1725270, v('(', ')', end_of_file), r)
   Fail: (210) [system] arg(_1726202, v('(', ')', end_of_file), r)
^  Fail: (209) [user] is_delimiter(r)
   Call: (209) [system] ')'==r
   Fail: (209) [system] ')'==r
   Call: (209) [system] get_char((0x55fbb4538270), r)
   Exit: (209) [system] get_char((0x55fbb4538270), r)
   Call: (209) [system] r=(\)
   Fail: (209) [system] r=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1733552)
   Call: (210) [system] peek_char((0x55fbb4538270), _1734486)
   Exit: (210) [system] peek_char((0x55fbb4538270), e)
^  Call: (210) [user] is_delimiter(e)
   Call: (211) [system] char_type(e, space)
   Fail: (211) [system] char_type(e, space)
   Call: (211) [system] arg(_1739206, v('(', ')', end_of_file), e)
   Fail: (211) [system] arg(_1740138, v('(', ')', end_of_file), e)
^  Fail: (210) [user] is_delimiter(e)
   Call: (210) [system] ')'==e
   Fail: (210) [system] ')'==e
   Call: (210) [system] get_char((0x55fbb4538270), e)
   Exit: (210) [system] get_char((0x55fbb4538270), e)
   Call: (210) [system] e=(\)
   Fail: (210) [system] e=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1747488)
   Call: (211) [system] peek_char((0x55fbb4538270), _1748422)
   Exit: (211) [system] peek_char((0x55fbb4538270), m)
^  Call: (211) [user] is_delimiter(m)
   Call: (212) [system] char_type(m, space)
   Fail: (212) [system] char_type(m, space)
   Call: (212) [system] arg(_1753142, v('(', ')', end_of_file), m)
   Fail: (212) [system] arg(_1754074, v('(', ')', end_of_file), m)
^  Fail: (211) [user] is_delimiter(m)
   Call: (211) [system] ')'==m
   Fail: (211) [system] ')'==m
   Call: (211) [system] get_char((0x55fbb4538270), m)
   Exit: (211) [system] get_char((0x55fbb4538270), m)
   Call: (211) [system] m=(\)
   Fail: (211) [system] m=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1761424)
   Call: (212) [system] peek_char((0x55fbb4538270), _1762358)
   Exit: (212) [system] peek_char((0x55fbb4538270), i)
^  Call: (212) [user] is_delimiter(i)
   Call: (213) [system] char_type(i, space)
   Fail: (213) [system] char_type(i, space)
   Call: (213) [system] arg(_1767078, v('(', ')', end_of_file), i)
   Fail: (213) [system] arg(_1768010, v('(', ')', end_of_file), i)
^  Fail: (212) [user] is_delimiter(i)
   Call: (212) [system] ')'==i
   Fail: (212) [system] ')'==i
   Call: (212) [system] get_char((0x55fbb4538270), i)
   Exit: (212) [system] get_char((0x55fbb4538270), i)
   Call: (212) [system] i=(\)
   Fail: (212) [system] i=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1775360)
   Call: (213) [system] peek_char((0x55fbb4538270), _1776294)
   Exit: (213) [system] peek_char((0x55fbb4538270), s)
^  Call: (213) [user] is_delimiter(s)
   Call: (214) [system] char_type(s, space)
   Fail: (214) [system] char_type(s, space)
   Call: (214) [system] arg(_1781014, v('(', ')', end_of_file), s)
   Fail: (214) [system] arg(_1781946, v('(', ')', end_of_file), s)
^  Fail: (213) [user] is_delimiter(s)
   Call: (213) [system] ')'==s
   Fail: (213) [system] ')'==s
   Call: (213) [system] get_char((0x55fbb4538270), s)
   Exit: (213) [system] get_char((0x55fbb4538270), s)
   Call: (213) [system] s=(\)
   Fail: (213) [system] s=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1789296)
   Call: (214) [system] peek_char((0x55fbb4538270), _1790230)
   Exit: (214) [system] peek_char((0x55fbb4538270), e)
^  Call: (214) [user] is_delimiter(e)
   Call: (215) [system] char_type(e, space)
   Fail: (215) [system] char_type(e, space)
   Call: (215) [system] arg(_1794950, v('(', ')', end_of_file), e)
   Fail: (215) [system] arg(_1795882, v('(', ')', end_of_file), e)
^  Fail: (214) [user] is_delimiter(e)
   Call: (214) [system] ')'==e
   Fail: (214) [system] ')'==e
   Call: (214) [system] get_char((0x55fbb4538270), e)
   Exit: (214) [system] get_char((0x55fbb4538270), e)
   Call: (214) [system] e=(\)
   Fail: (214) [system] e=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1803232)
   Call: (215) [system] peek_char((0x55fbb4538270), _1804166)
   Exit: (215) [system] peek_char((0x55fbb4538270), '5')
^  Call: (215) [user] is_delimiter('5')
   Call: (216) [system] char_type('5', space)
   Fail: (216) [system] char_type('5', space)
   Call: (216) [system] arg(_1808886, v('(', ')', end_of_file), '5')
   Fail: (216) [system] arg(_1809818, v('(', ')', end_of_file), '5')
^  Fail: (215) [user] is_delimiter('5')
   Call: (215) [system] ')'=='5'
   Fail: (215) [system] ')'=='5'
   Call: (215) [system] get_char((0x55fbb4538270), '5')
   Exit: (215) [system] get_char((0x55fbb4538270), '5')
   Call: (215) [system] '5'=(\)
   Fail: (215) [system] '5'=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1817168)
   Call: (216) [system] peek_char((0x55fbb4538270), _1818102)
   Exit: (216) [system] peek_char((0x55fbb4538270), ')')
^  Call: (216) [user] is_delimiter(')')
   Call: (217) [system] char_type(')', space)
   Fail: (217) [system] char_type(')', space)
   Call: (217) [system] arg(_1822822, v('(', ')', end_of_file), ')')
   Exit: (217) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (216) [user] is_delimiter(')')
   Call: (216) [system] _1817168=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (215) [system] _1803232=['5']
   Exit: (215) [system] ['5']=['5']
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), ['5'])
   Call: (214) [system] _1789296=[e, '5']
   Exit: (214) [system] [e, '5']=[e, '5']
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, '5'])
   Call: (213) [system] _1775360=[s, e, '5']
   Exit: (213) [system] [s, e, '5']=[s, e, '5']
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e, '5'])
   Call: (212) [system] _1761424=[i, s, e, '5']
   Exit: (212) [system] [i, s, e, '5']=[i, s, e, '5']
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, e, '5'])
   Call: (211) [system] _1747488=[m, i, s, e, '5']
   Exit: (211) [system] [m, i, s, e, '5']=[m, i, s, e, '5']
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, i, s, e, '5'])
   Call: (210) [system] _1733552=[e, m, i, s, e, '5']
   Exit: (210) [system] [e, m, i, s, e, '5']=[e, m, i, s, e, '5']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, m, i, s, e, '5'])
   Call: (209) [system] _1719616=[r, e, m, i, s, e, '5']
   Exit: (209) [system] [r, e, m, i, s, e, '5']=[r, e, m, i, s, e, '5']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, e, m, i, s, e, '5'])
   Call: (208) [system] _1705680=[p, r, e, m, i, s, e, '5']
   Exit: (208) [system] [p, r, e, m, i, s, e, '5']=[p, r, e, m, i, s, e, '5']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, r, e, m, i, s, e, '5'])
^  Call: (207) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '5'], _1670170)
^  Call: (208) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '5'], _1851610)
   Call: (209) [system] atom_chars(_1852542, ['_', p, r, e, m, i, s, e, '5'])
   Exit: (209) [system] atom_chars('_premise5', ['_', p, r, e, m, i, s, e, '5'])
^  Exit: (208) [user] classify_and_convert_charseq_([$, p, r, e, m, i, s, e, '5'], _premise5)
   Call: (208) [system] integer(_premise5)
   Fail: (208) [system] integer(_premise5)
   Call: (208) [system] _1670170=_premise5
   Exit: (208) [system] _premise5=_premise5
^  Exit: (207) [user] classify_and_convert_charseq([$, p, r, e, m, i, s, e, '5'], _premise5)
^  Exit: (206) [user] read_symbolic(')', (0x55fbb4538270), $, _premise5)
^  Exit: (205) [user] cont_sexpr(')', (0x55fbb4538270), _premise5)
^  Call: (205) [user] read_list(')', (0x55fbb4538270), _1861834)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1863692)
   Exit: (207) [system] peek_char((0x55fbb4538270), ')')
   Call: (207) [system] ')'=(;)
   Fail: (207) [system] ')'=(;)
   Call: (207) [system] ')'=(/)
   Fail: (207) [system] ')'=(/)
^  Call: (207) [user] is_like_space(')')
   Call: (208) [system] char_type(')', 'white')
   Fail: (208) [system] char_type(')', 'white')
   Call: (208) [system] char_type(')', end_of_line)
   Fail: (208) [system] char_type(')', end_of_line)
   Call: (208) [system] char_type(')', space)
   Fail: (208) [system] char_type(')', space)
   Call: (208) [system] char_type(')', cntrl)
   Fail: (208) [system] char_type(')', cntrl)
^  Fail: (207) [user] is_like_space(')')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1879702)
   Exit: (206) [system] peek_char((0x55fbb4538270), ')')
   Call: (206) [system] ')'=')'
   Exit: (206) [system] ')'=')'
   Call: (206) [system] get_char((0x55fbb4538270), _1883492)
   Exit: (206) [system] get_char((0x55fbb4538270), ')')
   Call: (206) [system] _1861834=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_list(')', (0x55fbb4538270), [])
   Call: (205) [system] _1633510=[_premise5]
   Exit: (205) [system] [_premise5]=[_premise5]
^  Exit: (204) [user] read_list(')', (0x55fbb4538270), [_premise5])
   Call: (204) [system] _1440518=[_proof5, _premise5]
   Exit: (204) [system] [_proof5, _premise5]=[_proof5, _premise5]
^  Exit: (203) [user] read_list(')', (0x55fbb4538270), [_proof5, _premise5])
   Call: (203) [system] _1336692=[:, _proof5, _premise5]
   Exit: (203) [system] [:, _proof5, _premise5]=[:, _proof5, _premise5]
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), [:, _proof5, _premise5])
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), [:, _proof5, _premise5])
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _1897374)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1899232)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
   Call: (203) [system] ' '=(/)
   Fail: (203) [system] ' '=(/)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55fbb4538270), _1908826)
   Exit: (203) [system] get_char((0x55fbb4538270), ' ')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1911530)
   Exit: (204) [system] peek_char((0x55fbb4538270), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
   Call: (204) [system] ($)=(/)
   Fail: (204) [system] ($)=(/)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1928464)
   Exit: (202) [system] peek_char((0x55fbb4538270), $)
   Call: (202) [system] ($)=')'
   Fail: (202) [system] ($)=')'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55fbb4538270), _1934034)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1935892)
   Exit: (204) [system] peek_char((0x55fbb4538270), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
   Call: (204) [system] ($)=(/)
   Fail: (204) [system] ($)=(/)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] get_char((0x55fbb4538270), _1951902)
   Exit: (203) [system] get_char((0x55fbb4538270), $)
   Call: (203) [system] ($)='('
   Fail: (203) [system] ($)='('
   Call: (203) [system] ($)='['
   Fail: (203) [system] ($)='['
   Call: (203) [system] ($)='{'
   Fail: (203) [system] ($)='{'
   Call: (203) [system] ($)='"'
   Fail: (203) [system] ($)='"'
   Call: (203) [system] ($)=!
   Fail: (203) [system] ($)=!
   Call: (203) [system] ($)='\''
   Fail: (203) [system] ($)='\''
   Call: (203) [system] ($)='`'
   Fail: (203) [system] ($)='`'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55fbb4538270), $, _1934034)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1969544)
   Call: (205) [system] peek_char((0x55fbb4538270), _1970478)
   Exit: (205) [system] peek_char((0x55fbb4538270), k)
^  Call: (205) [user] is_delimiter(k)
   Call: (206) [system] char_type(k, space)
   Fail: (206) [system] char_type(k, space)
   Call: (206) [system] arg(_1975198, v('(', ')', end_of_file), k)
   Fail: (206) [system] arg(_1976130, v('(', ')', end_of_file), k)
^  Fail: (205) [user] is_delimiter(k)
   Call: (205) [system] ')'==k
   Fail: (205) [system] ')'==k
   Call: (205) [system] get_char((0x55fbb4538270), k)
   Exit: (205) [system] get_char((0x55fbb4538270), k)
   Call: (205) [system] k=(\)
   Fail: (205) [system] k=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1983480)
   Call: (206) [system] peek_char((0x55fbb4538270), _1984414)
   Exit: (206) [system] peek_char((0x55fbb4538270), b)
^  Call: (206) [user] is_delimiter(b)
   Call: (207) [system] char_type(b, space)
   Fail: (207) [system] char_type(b, space)
   Call: (207) [system] arg(_1989134, v('(', ')', end_of_file), b)
   Fail: (207) [system] arg(_1990066, v('(', ')', end_of_file), b)
^  Fail: (206) [user] is_delimiter(b)
   Call: (206) [system] ')'==b
   Fail: (206) [system] ')'==b
   Call: (206) [system] get_char((0x55fbb4538270), b)
   Exit: (206) [system] get_char((0x55fbb4538270), b)
   Call: (206) [system] b=(\)
   Fail: (206) [system] b=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1997416)
   Call: (207) [system] peek_char((0x55fbb4538270), _1998350)
   Exit: (207) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (207) [user] is_delimiter(' ')
   Call: (208) [system] char_type(' ', space)
   Exit: (208) [system] char_type(' ', space)
^  Exit: (207) [user] is_delimiter(' ')
   Call: (207) [system] _1997416=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (206) [system] _1983480=[b]
   Exit: (206) [system] [b]=[b]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (205) [system] _1969544=[k, b]
   Exit: (205) [system] [k, b]=[k, b]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [k, b])
^  Call: (204) [user] classify_and_convert_charseq([$, k, b], _1934034)
^  Call: (205) [user] classify_and_convert_charseq_([$, k, b], _2013222)
   Call: (206) [system] atom_chars(_2014154, ['_', k, b])
   Exit: (206) [system] atom_chars('_kb', ['_', k, b])
^  Exit: (205) [user] classify_and_convert_charseq_([$, k, b], _kb)
   Call: (205) [system] integer(_kb)
   Fail: (205) [system] integer(_kb)
   Call: (205) [system] _1934034=_kb
   Exit: (205) [system] _kb=_kb
^  Exit: (204) [user] classify_and_convert_charseq([$, k, b], _kb)
^  Exit: (203) [user] read_symbolic(')', (0x55fbb4538270), $, _kb)
^  Exit: (202) [user] cont_sexpr(')', (0x55fbb4538270), _kb)
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _2023446)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _2025304)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
   Call: (204) [system] ' '=(/)
   Fail: (204) [system] ' '=(/)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55fbb4538270), _2034898)
   Exit: (204) [system] get_char((0x55fbb4538270), ' ')
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _2037602)
   Exit: (205) [system] peek_char((0x55fbb4538270), $)
   Call: (205) [system] ($)=(;)
   Fail: (205) [system] ($)=(;)
   Call: (205) [system] ($)=(/)
   Fail: (205) [system] ($)=(/)
^  Call: (205) [user] is_like_space($)
   Call: (206) [system] char_type($, 'white')
   Fail: (206) [system] char_type($, 'white')
   Call: (206) [system] char_type($, end_of_line)
   Fail: (206) [system] char_type($, end_of_line)
   Call: (206) [system] char_type($, space)
   Fail: (206) [system] char_type($, space)
   Call: (206) [system] char_type($, cntrl)
   Fail: (206) [system] char_type($, cntrl)
^  Fail: (205) [user] is_like_space($)
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _2054536)
   Exit: (203) [system] peek_char((0x55fbb4538270), $)
   Call: (203) [system] ($)=')'
   Fail: (203) [system] ($)=')'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55fbb4538270), _2060106)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _2061964)
   Exit: (205) [system] peek_char((0x55fbb4538270), $)
   Call: (205) [system] ($)=(;)
   Fail: (205) [system] ($)=(;)
   Call: (205) [system] ($)=(/)
   Fail: (205) [system] ($)=(/)
^  Call: (205) [user] is_like_space($)
   Call: (206) [system] char_type($, 'white')
   Fail: (206) [system] char_type($, 'white')
   Call: (206) [system] char_type($, end_of_line)
   Fail: (206) [system] char_type($, end_of_line)
   Call: (206) [system] char_type($, space)
   Fail: (206) [system] char_type($, space)
   Call: (206) [system] char_type($, cntrl)
   Fail: (206) [system] char_type($, cntrl)
^  Fail: (205) [user] is_like_space($)
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] get_char((0x55fbb4538270), _2077974)
   Exit: (204) [system] get_char((0x55fbb4538270), $)
   Call: (204) [system] ($)='('
   Fail: (204) [system] ($)='('
   Call: (204) [system] ($)='['
   Fail: (204) [system] ($)='['
   Call: (204) [system] ($)='{'
   Fail: (204) [system] ($)='{'
   Call: (204) [system] ($)='"'
   Fail: (204) [system] ($)='"'
   Call: (204) [system] ($)=!
   Fail: (204) [system] ($)=!
   Call: (204) [system] ($)='\''
   Fail: (204) [system] ($)='\''
   Call: (204) [system] ($)='`'
   Fail: (204) [system] ($)='`'
   Call: (204) [system] ($)=end_of_file
   Fail: (204) [system] ($)=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55fbb4538270), $, _2060106)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _2095616)
   Call: (206) [system] peek_char((0x55fbb4538270), _4216)
   Exit: (206) [system] peek_char((0x55fbb4538270), r)
^  Call: (206) [user] is_delimiter(r)
   Call: (207) [system] char_type(r, space)
   Fail: (207) [system] char_type(r, space)
   Call: (207) [system] arg(_8678, v('(', ')', end_of_file), r)
   Fail: (207) [system] arg(_9610, v('(', ')', end_of_file), r)
^  Fail: (206) [user] is_delimiter(r)
   Call: (206) [system] ')'==r
   Fail: (206) [system] ')'==r
   Call: (206) [system] get_char((0x55fbb4538270), r)
   Exit: (206) [system] get_char((0x55fbb4538270), r)
   Call: (206) [system] r=(\)
   Fail: (206) [system] r=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _16960)
   Call: (207) [system] peek_char((0x55fbb4538270), _17894)
   Exit: (207) [system] peek_char((0x55fbb4538270), b)
^  Call: (207) [user] is_delimiter(b)
   Call: (208) [system] char_type(b, space)
   Fail: (208) [system] char_type(b, space)
   Call: (208) [system] arg(_22614, v('(', ')', end_of_file), b)
   Fail: (208) [system] arg(_23546, v('(', ')', end_of_file), b)
^  Fail: (207) [user] is_delimiter(b)
   Call: (207) [system] ')'==b
   Fail: (207) [system] ')'==b
   Call: (207) [system] get_char((0x55fbb4538270), b)
   Exit: (207) [system] get_char((0x55fbb4538270), b)
   Call: (207) [system] b=(\)
   Fail: (207) [system] b=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _30896)
   Call: (208) [system] peek_char((0x55fbb4538270), _31830)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (208) [user] is_delimiter(' ')
   Call: (209) [system] char_type(' ', space)
   Exit: (209) [system] char_type(' ', space)
^  Exit: (208) [user] is_delimiter(' ')
   Call: (208) [system] _30896=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (207) [system] _16960=[b]
   Exit: (207) [system] [b]=[b]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
   Call: (206) [system] _4212=[r, b]
   Exit: (206) [system] [r, b]=[r, b]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, b])
^  Call: (205) [user] classify_and_convert_charseq([$, r, b], _4208)
^  Call: (206) [user] classify_and_convert_charseq_([$, r, b], _46702)
   Call: (207) [system] atom_chars(_47634, ['_', r, b])
   Exit: (207) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (206) [user] classify_and_convert_charseq_([$, r, b], _rb)
   Call: (206) [system] integer(_rb)
   Fail: (206) [system] integer(_rb)
   Call: (206) [system] _4208=_rb
   Exit: (206) [system] _rb=_rb
^  Exit: (205) [user] classify_and_convert_charseq([$, r, b], _rb)
^  Exit: (204) [user] read_symbolic(')', (0x55fbb4538270), $, _rb)
^  Exit: (203) [user] cont_sexpr(')', (0x55fbb4538270), _rb)
^  Call: (203) [user] read_list(')', (0x55fbb4538270), _56926)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _58784)
   Exit: (205) [system] peek_char((0x55fbb4538270), ' ')
   Call: (205) [system] ' '=(;)
   Fail: (205) [system] ' '=(;)
   Call: (205) [system] ' '=(/)
   Fail: (205) [system] ' '=(/)
^  Call: (205) [user] is_like_space(' ')
   Call: (206) [system] char_type(' ', 'white')
   Exit: (206) [system] char_type(' ', 'white')
^  Exit: (205) [user] is_like_space(' ')
   Call: (205) [system] get_char((0x55fbb4538270), _68378)
   Exit: (205) [system] get_char((0x55fbb4538270), ' ')
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _71082)
   Exit: (206) [system] peek_char((0x55fbb4538270), $)
   Call: (206) [system] ($)=(;)
   Fail: (206) [system] ($)=(;)
   Call: (206) [system] ($)=(/)
   Fail: (206) [system] ($)=(/)
^  Call: (206) [user] is_like_space($)
   Call: (207) [system] char_type($, 'white')
   Fail: (207) [system] char_type($, 'white')
   Call: (207) [system] char_type($, end_of_line)
   Fail: (207) [system] char_type($, end_of_line)
   Call: (207) [system] char_type($, space)
   Fail: (207) [system] char_type($, space)
   Call: (207) [system] char_type($, cntrl)
   Fail: (207) [system] char_type($, cntrl)
^  Fail: (206) [user] is_like_space($)
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _88016)
   Exit: (204) [system] peek_char((0x55fbb4538270), $)
   Call: (204) [system] ($)=')'
   Fail: (204) [system] ($)=')'
   Call: (204) [system] ($)=end_of_file
   Fail: (204) [system] ($)=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55fbb4538270), _93586)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _95444)
   Exit: (206) [system] peek_char((0x55fbb4538270), $)
   Call: (206) [system] ($)=(;)
   Fail: (206) [system] ($)=(;)
   Call: (206) [system] ($)=(/)
   Fail: (206) [system] ($)=(/)
^  Call: (206) [user] is_like_space($)
   Call: (207) [system] char_type($, 'white')
   Fail: (207) [system] char_type($, 'white')
   Call: (207) [system] char_type($, end_of_line)
   Fail: (207) [system] char_type($, end_of_line)
   Call: (207) [system] char_type($, space)
   Fail: (207) [system] char_type($, space)
   Call: (207) [system] char_type($, cntrl)
   Fail: (207) [system] char_type($, cntrl)
^  Fail: (206) [user] is_like_space($)
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] get_char((0x55fbb4538270), _111454)
   Exit: (205) [system] get_char((0x55fbb4538270), $)
   Call: (205) [system] ($)='('
   Fail: (205) [system] ($)='('
   Call: (205) [system] ($)='['
   Fail: (205) [system] ($)='['
   Call: (205) [system] ($)='{'
   Fail: (205) [system] ($)='{'
   Call: (205) [system] ($)='"'
   Fail: (205) [system] ($)='"'
   Call: (205) [system] ($)=!
   Fail: (205) [system] ($)=!
   Call: (205) [system] ($)='\''
   Fail: (205) [system] ($)='\''
   Call: (205) [system] ($)='`'
   Fail: (205) [system] ($)='`'
   Call: (205) [system] ($)=end_of_file
   Fail: (205) [system] ($)=end_of_file
^  Call: (205) [user] read_symbolic(')', (0x55fbb4538270), $, _93586)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _129096)
   Call: (207) [system] peek_char((0x55fbb4538270), _130030)
   Exit: (207) [system] peek_char((0x55fbb4538270), k)
^  Call: (207) [user] is_delimiter(k)
   Call: (208) [system] char_type(k, space)
   Fail: (208) [system] char_type(k, space)
   Call: (208) [system] arg(_134750, v('(', ')', end_of_file), k)
   Fail: (208) [system] arg(_135682, v('(', ')', end_of_file), k)
^  Fail: (207) [user] is_delimiter(k)
   Call: (207) [system] ')'==k
   Fail: (207) [system] ')'==k
   Call: (207) [system] get_char((0x55fbb4538270), k)
   Exit: (207) [system] get_char((0x55fbb4538270), k)
   Call: (207) [system] k=(\)
   Fail: (207) [system] k=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _143032)
   Call: (208) [system] peek_char((0x55fbb4538270), _143966)
   Exit: (208) [system] peek_char((0x55fbb4538270), ')')
^  Call: (208) [user] is_delimiter(')')
   Call: (209) [system] char_type(')', space)
   Fail: (209) [system] char_type(')', space)
   Call: (209) [system] arg(_148686, v('(', ')', end_of_file), ')')
   Exit: (209) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (208) [user] is_delimiter(')')
   Call: (208) [system] _143032=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (207) [system] _129096=[k]
   Exit: (207) [system] [k]=[k]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
^  Call: (206) [user] classify_and_convert_charseq([$, k], _93586)
^  Call: (207) [user] classify_and_convert_charseq_([$, k], _157916)
   Call: (208) [system] atom_chars(_158848, ['_', k])
   Exit: (208) [system] atom_chars('_k', ['_', k])
^  Exit: (207) [user] classify_and_convert_charseq_([$, k], _k)
   Call: (207) [system] integer(_k)
   Fail: (207) [system] integer(_k)
   Call: (207) [system] _93586=_k
   Exit: (207) [system] _k=_k
^  Exit: (206) [user] classify_and_convert_charseq([$, k], _k)
^  Exit: (205) [user] read_symbolic(')', (0x55fbb4538270), $, _k)
^  Exit: (204) [user] cont_sexpr(')', (0x55fbb4538270), _k)
^  Call: (204) [user] read_list(')', (0x55fbb4538270), _168140)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _169998)
   Exit: (206) [system] peek_char((0x55fbb4538270), ')')
   Call: (206) [system] ')'=(;)
   Fail: (206) [system] ')'=(;)
   Call: (206) [system] ')'=(/)
   Fail: (206) [system] ')'=(/)
^  Call: (206) [user] is_like_space(')')
   Call: (207) [system] char_type(')', 'white')
   Fail: (207) [system] char_type(')', 'white')
   Call: (207) [system] char_type(')', end_of_line)
   Fail: (207) [system] char_type(')', end_of_line)
   Call: (207) [system] char_type(')', space)
   Fail: (207) [system] char_type(')', space)
   Call: (207) [system] char_type(')', cntrl)
   Fail: (207) [system] char_type(')', cntrl)
^  Fail: (206) [user] is_like_space(')')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _186008)
   Exit: (205) [system] peek_char((0x55fbb4538270), ')')
   Call: (205) [system] ')'=')'
   Exit: (205) [system] ')'=')'
   Call: (205) [system] get_char((0x55fbb4538270), _189798)
   Exit: (205) [system] get_char((0x55fbb4538270), ')')
   Call: (205) [system] _168140=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_list(')', (0x55fbb4538270), [])
   Call: (204) [system] _56926=[_k]
   Exit: (204) [system] [_k]=[_k]
^  Exit: (203) [user] read_list(')', (0x55fbb4538270), [_k])
   Call: (203) [system] _4204=[_rb, _k]
   Exit: (203) [system] [_rb, _k]=[_rb, _k]
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), [_rb, _k])
   Call: (202) [system] _4194=[_kb, _rb, _k]
   Exit: (202) [system] [_kb, _rb, _k]=[_kb, _rb, _k]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [_kb, _rb, _k])
   Call: (201) [system] _4162=[[:, _proof5, _premise5], _kb, _rb, _k]
   Exit: (201) [system] [[:, _proof5, _premise5], _kb, _rb, _k]=[[:, _proof5, _premise5], _kb, _rb, _k]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [[:, _proof5, _premise5], _kb, _rb, _k])
   Call: (200) [system] _4154=[synthesize, [:, _proof5, _premise5], _kb, _rb, _k]
   Exit: (200) [system] [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]=[synthesize, [:, _proof5, _premise5], _kb, _rb, _k]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [synthesize, [:, _proof5, _premise5], _kb, _rb, _k])
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), [synthesize, [:, _proof5, _premise5], _kb, _rb, _k])
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _209268)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _211126)
   Exit: (200) [system] peek_char((0x55fbb4538270), ')')
   Call: (200) [system] ')'=(;)
   Fail: (200) [system] ')'=(;)
   Call: (200) [system] ')'=(/)
   Fail: (200) [system] ')'=(/)
^  Call: (200) [user] is_like_space(')')
   Call: (201) [system] char_type(')', 'white')
   Fail: (201) [system] char_type(')', 'white')
   Call: (201) [system] char_type(')', end_of_line)
   Fail: (201) [system] char_type(')', end_of_line)
   Call: (201) [system] char_type(')', space)
   Fail: (201) [system] char_type(')', space)
   Call: (201) [system] char_type(')', cntrl)
   Fail: (201) [system] char_type(')', cntrl)
^  Fail: (200) [user] is_like_space(')')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _227136)
   Exit: (199) [system] peek_char((0x55fbb4538270), ')')
   Call: (199) [system] ')'=')'
   Exit: (199) [system] ')'=')'
   Call: (199) [system] get_char((0x55fbb4538270), _230926)
   Exit: (199) [system] get_char((0x55fbb4538270), ')')
   Call: (199) [system] _209268=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [])
   Call: (198) [system] _4150=[[synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]
   Exit: (198) [system] [[synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]=[[synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [[synthesize, [:, _proof5, _premise5], _kb, _rb, _k]])
   Call: (197) [system] _4116=[[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]
   Exit: (197) [system] [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]=[[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]])
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]])
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _242014)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _243872)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
   Call: (197) [system] ')'=(/)
   Fail: (197) [system] ')'=(/)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _259882)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55fbb4538270), _263672)
   Exit: (196) [system] get_char((0x55fbb4538270), ')')
   Call: (196) [system] _242014=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [])
   Call: (195) [system] _4112=[[[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]]
   Exit: (195) [system] [[[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]]=[[[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [[[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]])
   Call: (194) [system] _4000=[[[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]]
   Exit: (194) [system] [[[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]]=[[[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [[[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]])
   Call: (193) [system] _3888=[[[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]]
   Exit: (193) [system] [[[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]]=[[[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [[[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]])
   Call: (192) [system] _3776=[[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]]
   Exit: (192) [system] [[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]]=[[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]]
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), [[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]])
   Call: (191) [system] _3664=[[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]]
   Exit: (191) [system] [[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]]=[[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]]
^  Exit: (190) [user] read_list(')', (0x55fbb4538270), [[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]])
   Call: (190) [system] _3560=[[[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]]
   Exit: (190) [system] [[[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]]=[[[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]]
^  Exit: (189) [user] read_list(')', (0x55fbb4538270), [[[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]])
   Call: (189) [system] _3442=[[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]]
   Exit: (189) [system] [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]]=[[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]]
^  Exit: (188) [user] read_list(')', (0x55fbb4538270), [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]])
^  Exit: (187) [user] cont_sexpr(')', (0x55fbb4538270), [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]])
^  Call: (187) [user] read_list(')', (0x55fbb4538270), _288730)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _290588)
   Exit: (189) [system] peek_char((0x55fbb4538270), '\n')
   Call: (189) [system] '\n'=(;)
   Fail: (189) [system] '\n'=(;)
   Call: (189) [system] '\n'=(/)
   Fail: (189) [system] '\n'=(/)
^  Call: (189) [user] is_like_space('\n')
   Call: (190) [system] char_type('\n', 'white')
   Fail: (190) [system] char_type('\n', 'white')
   Call: (190) [system] char_type('\n', end_of_line)
   Exit: (190) [system] char_type('\n', end_of_line)
^  Exit: (189) [user] is_like_space('\n')
   Call: (189) [system] get_char((0x55fbb4538270), _302038)
   Exit: (189) [system] get_char((0x55fbb4538270), '\n')
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _304742)
   Exit: (190) [system] peek_char((0x55fbb4538270), ' ')
   Call: (190) [system] ' '=(;)
   Fail: (190) [system] ' '=(;)
   Call: (190) [system] ' '=(/)
   Fail: (190) [system] ' '=(/)
^  Call: (190) [user] is_like_space(' ')
   Call: (191) [system] char_type(' ', 'white')
   Exit: (191) [system] char_type(' ', 'white')
^  Exit: (190) [user] is_like_space(' ')
   Call: (190) [system] get_char((0x55fbb4538270), _314336)
   Exit: (190) [system] get_char((0x55fbb4538270), ' ')
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _317040)
   Exit: (191) [system] peek_char((0x55fbb4538270), ' ')
   Call: (191) [system] ' '=(;)
   Fail: (191) [system] ' '=(;)
   Call: (191) [system] ' '=(/)
   Fail: (191) [system] ' '=(/)
^  Call: (191) [user] is_like_space(' ')
   Call: (192) [system] char_type(' ', 'white')
   Exit: (192) [system] char_type(' ', 'white')
^  Exit: (191) [user] is_like_space(' ')
   Call: (191) [system] get_char((0x55fbb4538270), _326634)
   Exit: (191) [system] get_char((0x55fbb4538270), ' ')
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _329338)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
   Call: (192) [system] ' '=(/)
   Fail: (192) [system] ' '=(/)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55fbb4538270), _338932)
   Exit: (192) [system] get_char((0x55fbb4538270), ' ')
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _341636)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _351230)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _353934)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
   Call: (194) [system] ' '=(/)
   Fail: (194) [system] ' '=(/)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55fbb4538270), _363528)
   Exit: (194) [system] get_char((0x55fbb4538270), ' ')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _366232)
   Exit: (195) [system] peek_char((0x55fbb4538270), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
   Call: (195) [system] ($)=(/)
   Fail: (195) [system] ($)=(/)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _387786)
   Exit: (188) [system] peek_char((0x55fbb4538270), $)
   Call: (188) [system] ($)=')'
   Fail: (188) [system] ($)=')'
   Call: (188) [system] ($)=end_of_file
   Fail: (188) [system] ($)=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55fbb4538270), _393356)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _395214)
   Exit: (190) [system] peek_char((0x55fbb4538270), $)
   Call: (190) [system] ($)=(;)
   Fail: (190) [system] ($)=(;)
   Call: (190) [system] ($)=(/)
   Fail: (190) [system] ($)=(/)
^  Call: (190) [user] is_like_space($)
   Call: (191) [system] char_type($, 'white')
   Fail: (191) [system] char_type($, 'white')
   Call: (191) [system] char_type($, end_of_line)
   Fail: (191) [system] char_type($, end_of_line)
   Call: (191) [system] char_type($, space)
   Fail: (191) [system] char_type($, space)
   Call: (191) [system] char_type($, cntrl)
   Fail: (191) [system] char_type($, cntrl)
^  Fail: (190) [user] is_like_space($)
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] get_char((0x55fbb4538270), _411224)
   Exit: (189) [system] get_char((0x55fbb4538270), $)
   Call: (189) [system] ($)='('
   Fail: (189) [system] ($)='('
   Call: (189) [system] ($)='['
   Fail: (189) [system] ($)='['
   Call: (189) [system] ($)='{'
   Fail: (189) [system] ($)='{'
   Call: (189) [system] ($)='"'
   Fail: (189) [system] ($)='"'
   Call: (189) [system] ($)=!
   Fail: (189) [system] ($)=!
   Call: (189) [system] ($)='\''
   Fail: (189) [system] ($)='\''
   Call: (189) [system] ($)='`'
   Fail: (189) [system] ($)='`'
   Call: (189) [system] ($)=end_of_file
   Fail: (189) [system] ($)=end_of_file
^  Call: (189) [user] read_symbolic(')', (0x55fbb4538270), $, _393356)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _428866)
   Call: (191) [system] peek_char((0x55fbb4538270), _429800)
   Exit: (191) [system] peek_char((0x55fbb4538270), q)
^  Call: (191) [user] is_delimiter(q)
   Call: (192) [system] char_type(q, space)
   Fail: (192) [system] char_type(q, space)
   Call: (192) [system] arg(_434520, v('(', ')', end_of_file), q)
   Fail: (192) [system] arg(_435452, v('(', ')', end_of_file), q)
^  Fail: (191) [user] is_delimiter(q)
   Call: (191) [system] ')'==q
   Fail: (191) [system] ')'==q
   Call: (191) [system] get_char((0x55fbb4538270), q)
   Exit: (191) [system] get_char((0x55fbb4538270), q)
   Call: (191) [system] q=(\)
   Fail: (191) [system] q=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _442802)
   Call: (192) [system] peek_char((0x55fbb4538270), _443736)
   Exit: (192) [system] peek_char((0x55fbb4538270), u)
^  Call: (192) [user] is_delimiter(u)
   Call: (193) [system] char_type(u, space)
   Fail: (193) [system] char_type(u, space)
   Call: (193) [system] arg(_448456, v('(', ')', end_of_file), u)
   Fail: (193) [system] arg(_449388, v('(', ')', end_of_file), u)
^  Fail: (192) [user] is_delimiter(u)
   Call: (192) [system] ')'==u
   Fail: (192) [system] ')'==u
   Call: (192) [system] get_char((0x55fbb4538270), u)
   Exit: (192) [system] get_char((0x55fbb4538270), u)
   Call: (192) [system] u=(\)
   Fail: (192) [system] u=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _456738)
   Call: (193) [system] peek_char((0x55fbb4538270), _457672)
   Exit: (193) [system] peek_char((0x55fbb4538270), e)
^  Call: (193) [user] is_delimiter(e)
   Call: (194) [system] char_type(e, space)
   Fail: (194) [system] char_type(e, space)
   Call: (194) [system] arg(_462392, v('(', ')', end_of_file), e)
   Fail: (194) [system] arg(_463324, v('(', ')', end_of_file), e)
^  Fail: (193) [user] is_delimiter(e)
   Call: (193) [system] ')'==e
   Fail: (193) [system] ')'==e
   Call: (193) [system] get_char((0x55fbb4538270), e)
   Exit: (193) [system] get_char((0x55fbb4538270), e)
   Call: (193) [system] e=(\)
   Fail: (193) [system] e=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _470674)
   Call: (194) [system] peek_char((0x55fbb4538270), _471608)
   Exit: (194) [system] peek_char((0x55fbb4538270), r)
^  Call: (194) [user] is_delimiter(r)
   Call: (195) [system] char_type(r, space)
   Fail: (195) [system] char_type(r, space)
   Call: (195) [system] arg(_476328, v('(', ')', end_of_file), r)
   Fail: (195) [system] arg(_477260, v('(', ')', end_of_file), r)
^  Fail: (194) [user] is_delimiter(r)
   Call: (194) [system] ')'==r
   Fail: (194) [system] ')'==r
   Call: (194) [system] get_char((0x55fbb4538270), r)
   Exit: (194) [system] get_char((0x55fbb4538270), r)
   Call: (194) [system] r=(\)
   Fail: (194) [system] r=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _484610)
   Call: (195) [system] peek_char((0x55fbb4538270), _485544)
   Exit: (195) [system] peek_char((0x55fbb4538270), y)
^  Call: (195) [user] is_delimiter(y)
   Call: (196) [system] char_type(y, space)
   Fail: (196) [system] char_type(y, space)
   Call: (196) [system] arg(_490264, v('(', ')', end_of_file), y)
   Fail: (196) [system] arg(_491196, v('(', ')', end_of_file), y)
^  Fail: (195) [user] is_delimiter(y)
   Call: (195) [system] ')'==y
   Fail: (195) [system] ')'==y
   Call: (195) [system] get_char((0x55fbb4538270), y)
   Exit: (195) [system] get_char((0x55fbb4538270), y)
   Call: (195) [system] y=(\)
   Fail: (195) [system] y=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _498546)
   Call: (196) [system] peek_char((0x55fbb4538270), _499480)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
^  Call: (196) [user] is_delimiter(')')
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] arg(_504200, v('(', ')', end_of_file), ')')
   Exit: (197) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (196) [user] is_delimiter(')')
   Call: (196) [system] _498546=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (195) [system] _484610=[y]
   Exit: (195) [system] [y]=[y]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [y])
   Call: (194) [system] _470674=[r, y]
   Exit: (194) [system] [r, y]=[r, y]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, y])
   Call: (193) [system] _456738=[e, r, y]
   Exit: (193) [system] [e, r, y]=[e, r, y]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, r, y])
   Call: (192) [system] _442802=[u, e, r, y]
   Exit: (192) [system] [u, e, r, y]=[u, e, r, y]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, e, r, y])
   Call: (191) [system] _428866=[q, u, e, r, y]
   Exit: (191) [system] [q, u, e, r, y]=[q, u, e, r, y]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [q, u, e, r, y])
^  Call: (190) [user] classify_and_convert_charseq([$, q, u, e, r, y], _393356)
^  Call: (191) [user] classify_and_convert_charseq_([$, q, u, e, r, y], _524606)
   Call: (192) [system] atom_chars(_525538, ['_', q, u, e, r, y])
   Exit: (192) [system] atom_chars('_query', ['_', q, u, e, r, y])
^  Exit: (191) [user] classify_and_convert_charseq_([$, q, u, e, r, y], _query)
   Call: (191) [system] integer(_query)
   Fail: (191) [system] integer(_query)
   Call: (191) [system] _393356=_query
   Exit: (191) [system] _query=_query
^  Exit: (190) [user] classify_and_convert_charseq([$, q, u, e, r, y], _query)
^  Exit: (189) [user] read_symbolic(')', (0x55fbb4538270), $, _query)
^  Exit: (188) [user] cont_sexpr(')', (0x55fbb4538270), _query)
^  Call: (188) [user] read_list(')', (0x55fbb4538270), _534830)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _536688)
   Exit: (190) [system] peek_char((0x55fbb4538270), ')')
   Call: (190) [system] ')'=(;)
   Fail: (190) [system] ')'=(;)
   Call: (190) [system] ')'=(/)
   Fail: (190) [system] ')'=(/)
^  Call: (190) [user] is_like_space(')')
   Call: (191) [system] char_type(')', 'white')
   Fail: (191) [system] char_type(')', 'white')
   Call: (191) [system] char_type(')', end_of_line)
   Fail: (191) [system] char_type(')', end_of_line)
   Call: (191) [system] char_type(')', space)
   Fail: (191) [system] char_type(')', space)
   Call: (191) [system] char_type(')', cntrl)
   Fail: (191) [system] char_type(')', cntrl)
^  Fail: (190) [user] is_like_space(')')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _552698)
   Exit: (189) [system] peek_char((0x55fbb4538270), ')')
   Call: (189) [system] ')'=')'
   Exit: (189) [system] ')'=')'
   Call: (189) [system] get_char((0x55fbb4538270), _556488)
   Exit: (189) [system] get_char((0x55fbb4538270), ')')
   Call: (189) [system] _534830=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_list(')', (0x55fbb4538270), [])
   Call: (188) [system] _288730=[_query]
   Exit: (188) [system] [_query]=[_query]
^  Exit: (187) [user] read_list(')', (0x55fbb4538270), [_query])
   Call: (187) [system] _3438=[[[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]
   Exit: (187) [system] [[[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]=[[[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]
^  Exit: (186) [user] read_list(')', (0x55fbb4538270), [[[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query])
   Call: (186) [system] _3430=['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]
   Exit: (186) [system] ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]=['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]
^  Exit: (185) [user] read_list(')', (0x55fbb4538270), ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query])
^  Exit: (184) [user] cont_sexpr(')', (0x55fbb4538270), ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query])
^  Call: (184) [user] read_list(')', (0x55fbb4538270), _570370)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _572228)
   Exit: (186) [system] peek_char((0x55fbb4538270), ')')
   Call: (186) [system] ')'=(;)
   Fail: (186) [system] ')'=(;)
   Call: (186) [system] ')'=(/)
   Fail: (186) [system] ')'=(/)
^  Call: (186) [user] is_like_space(')')
   Call: (187) [system] char_type(')', 'white')
   Fail: (187) [system] char_type(')', 'white')
   Call: (187) [system] char_type(')', end_of_line)
   Fail: (187) [system] char_type(')', end_of_line)
   Call: (187) [system] char_type(')', space)
   Fail: (187) [system] char_type(')', space)
   Call: (187) [system] char_type(')', cntrl)
   Fail: (187) [system] char_type(')', cntrl)
^  Fail: (186) [user] is_like_space(')')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _588238)
   Exit: (185) [system] peek_char((0x55fbb4538270), ')')
   Call: (185) [system] ')'=')'
   Exit: (185) [system] ')'=')'
   Call: (185) [system] get_char((0x55fbb4538270), _592028)
   Exit: (185) [system] get_char((0x55fbb4538270), ')')
   Call: (185) [system] _570370=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_list(')', (0x55fbb4538270), [])
   Call: (184) [system] _3426=[['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]]
   Exit: (184) [system] [['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]]=[['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]]
^  Exit: (183) [user] read_list(')', (0x55fbb4538270), [['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]])
   Call: (183) [system] _3362=[[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]]
   Exit: (183) [system] [[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]]=[[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]]
^  Exit: (182) [user] read_list(')', (0x55fbb4538270), [[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]])
   Call: (182) [system] _3322=[=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]]
   Exit: (182) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]]=[=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]]
^  Exit: (181) [user] read_list(')', (0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]])
^  Exit: (180) [user] cont_sexpr(')', (0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]])
^  Exit: (179) [user] read_sexpr((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]])
^  Call: (179) [user] assertz(metta_file_comment(83, 0, 3311, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]], '$stream_position'(3311, 83, 0, 3311)))
^  Exit: (179) [user] assertz(metta_file_comment(83, 0, 3311, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]], '$stream_position'(3311, 83, 0, 3311)))
^  Exit: (177) [system] once(user:(read_position((0x55fbb4538270), 83, 0, 3311, '$stream_position'(3311, 83, 0, 3311)), read_sexpr((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]]), assertz(metta_file_comment(83, 0, 3311, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]], '$stream_position'(3311, 83, 0, 3311)))))
   Call: (177) [system] fail
^  Call: (177) [user] retract(metta_file_comment(_610546, _610548, _610550, _610552, _610554))
^  Exit: (177) [user] retract(metta_file_comment(43, 0, 1381, '$COMMENT'(";;", 43, 0), '$stream_position'(1381, 43, 0, 1381)))
^  Call: (177) [user] trly(untyped_to_metta, '$COMMENT'(";;", 43, 0), _3084)
^  Call: (178) [user] once(call(untyped_to_metta, '$COMMENT'(";;", 43, 0), _613378))
^  Call: (179) [user] call(untyped_to_metta, '$COMMENT'(";;", 43, 0), _613378)
^  Call: (180) [user] untyped_to_metta('$COMMENT'(";;", 43, 0), _613378)
^  Call: (181) [user] must_det_ll(trly(mfix_vars1, '$COMMENT'(";;", 43, 0), _616194))
^  Call: (182) [user] once(user:trly(mfix_vars1, '$COMMENT'(";;", 43, 0), _616194))
^  Call: (183) [user] trly(mfix_vars1, '$COMMENT'(";;", 43, 0), _616194)
^  Call: (184) [user] once(call(mfix_vars1, '$COMMENT'(";;", 43, 0), _618994))
^  Call: (185) [user] call(mfix_vars1, '$COMMENT'(";;", 43, 0), _618994)
^  Call: (186) [user] mfix_vars1('$COMMENT'(";;", 43, 0), _618994)
   Call: (187) [system] var('$COMMENT'(";;", 43, 0))
   Call: (187) [system] atom('$COMMENT'(";;", 43, 0))
   Call: (187) [system] '$COMMENT'(";;", 43, 0)==true
   Call: (187) [system] '$COMMENT'(";;", 43, 0)==false
   Call: (187) [system] '$COMMENT'(";;", 43, 0)==[_625514, _625520]
   Call: (187) [system] is_list('$COMMENT'(";;", 43, 0))
   Call: (187) [system] string('$COMMENT'(";;", 43, 0))
   Call: (187) [system] compound('$COMMENT'(";;", 43, 0))
   Exit: (187) [system] compound('$COMMENT'(";;", 43, 0))
   Call: (187) [system] compound_name_arguments('$COMMENT'(";;", 43, 0), _630148, _630150)
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";;", 43, 0), '$COMMENT', [";;", 43, 0])
   Call: (187) [system] '$COMMENT'\=='$VAR'
   Exit: (187) [system] '$COMMENT'\=='$VAR'
^  Call: (187) [user] apply:maplist(mfix_vars1, [";;", 43, 0], _633890)
   Call: (188) [apply] apply:maplist_([";;", 43, 0], _633890, user:mfix_vars1)
^  Call: (189) [user] mfix_vars1(";;", _635770)
   Call: (190) [system] var(";;")
   Call: (190) [system] atom(";;")
   Call: (190) [system] ";;"==true
   Call: (190) [system] ";;"==false
   Call: (190) [system] ";;"==[_640412, _640418]
   Call: (190) [system] is_list(";;")
   Call: (190) [system] string(";;")
   Exit: (190) [system] string(";;")
^  Call: (190) [user] string_to_syms
   Call: (191) [system] fail
   Call: (190) [system] compound(";;")
^  Call: (190) [user] symbol(";;")
   Call: (191) [system] atom(";;")
   Fail: (191) [system] atom(";;")
^  Fail: (190) [user] symbol(";;")
   Call: (190) [system] ";;"=_635770
   Exit: (190) [system] ";;"=";;"
^  Exit: (189) [user] mfix_vars1(";;", ";;")
   Call: (189) [apply] apply:maplist_([43, 0], _635772, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1(43, _654292)
   Call: (191) [system] var(43)
   Call: (191) [system] atom(43)
   Call: (191) [system] 43==true
   Call: (191) [system] 43==false
   Call: (191) [system] 43==[_658934, _658940]
   Call: (191) [system] is_list(43)
   Call: (191) [system] string(43)
   Call: (191) [system] compound(43)
^  Call: (191) [user] symbol(43)
   Call: (192) [system] atom(43)
   Fail: (192) [system] atom(43)
^  Fail: (191) [user] symbol(43)
   Call: (191) [system] 43=_654292
   Exit: (191) [system] 43=43
^  Exit: (190) [user] mfix_vars1(43, 43)
   Call: (190) [apply] apply:maplist_([0], _654294, user:mfix_vars1)
^  Call: (191) [user] mfix_vars1(0, _670058)
   Call: (192) [system] var(0)
   Call: (192) [system] atom(0)
   Call: (192) [system] 0==true
   Call: (192) [system] 0==false
   Call: (192) [system] 0==[_674700, _674706]
   Call: (192) [system] is_list(0)
   Call: (192) [system] string(0)
   Call: (192) [system] compound(0)
^  Call: (192) [user] symbol(0)
   Call: (193) [system] atom(0)
   Fail: (193) [system] atom(0)
^  Fail: (192) [user] symbol(0)
   Call: (192) [system] 0=_670058
   Exit: (192) [system] 0=0
^  Exit: (191) [user] mfix_vars1(0, 0)
   Call: (191) [apply] apply:maplist_([], _670060, user:mfix_vars1)
   Exit: (191) [apply] apply:maplist_([], [], user:mfix_vars1)
   Exit: (190) [apply] apply:maplist_([0], [0], user:mfix_vars1)
   Exit: (189) [apply] apply:maplist_([43, 0], [43, 0], user:mfix_vars1)
   Exit: (188) [apply] apply:maplist_([";;", 43, 0], [";;", 43, 0], user:mfix_vars1)
^  Exit: (187) [apply] apply:maplist(user:mfix_vars1, [";;", 43, 0], [";;", 43, 0])
   Call: (187) [system] compound_name_arguments(_618994, '$COMMENT', [";;", 43, 0])
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";;", 43, 0), '$COMMENT', [";;", 43, 0])
^  Exit: (186) [user] mfix_vars1('$COMMENT'(";;", 43, 0), '$COMMENT'(";;", 43, 0))
^  Exit: (185) [system] call(user:mfix_vars1, '$COMMENT'(";;", 43, 0), '$COMMENT'(";;", 43, 0))
^  Exit: (184) [system] once(user:call(mfix_vars1, '$COMMENT'(";;", 43, 0), '$COMMENT'(";;", 43, 0)))
   Call: (184) [system] '$COMMENT'(";;", 43, 0)\=@='$COMMENT'(";;", 43, 0)
^  Exit: (183) [user] trly(mfix_vars1, '$COMMENT'(";;", 43, 0), '$COMMENT'(";;", 43, 0))
^  Exit: (182) [system] once(user:trly(mfix_vars1, '$COMMENT'(";;", 43, 0), '$COMMENT'(";;", 43, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(mfix_vars1, '$COMMENT'(";;", 43, 0), '$COMMENT'(";;", 43, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_c, '$COMMENT'(";;", 43, 0), _698876))
^  Call: (182) [user] once(user:trly(cons_to_c, '$COMMENT'(";;", 43, 0), _698876))
^  Call: (183) [user] trly(cons_to_c, '$COMMENT'(";;", 43, 0), _698876)
^  Call: (184) [user] once(call(cons_to_c, '$COMMENT'(";;", 43, 0), _701676))
^  Call: (185) [user] call(cons_to_c, '$COMMENT'(";;", 43, 0), _701676)
^  Call: (186) [user] cons_to_c('$COMMENT'(";;", 43, 0), _701676)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_c('$COMMENT'(";;", 43, 0), '$COMMENT'(";;", 43, 0))
^  Exit: (185) [system] call(user:cons_to_c, '$COMMENT'(";;", 43, 0), '$COMMENT'(";;", 43, 0))
^  Exit: (184) [system] once(user:call(cons_to_c, '$COMMENT'(";;", 43, 0), '$COMMENT'(";;", 43, 0)))
   Call: (184) [system] '$COMMENT'(";;", 43, 0)\=@='$COMMENT'(";;", 43, 0)
^  Exit: (183) [user] trly(cons_to_c, '$COMMENT'(";;", 43, 0), '$COMMENT'(";;", 43, 0))
^  Exit: (182) [system] once(user:trly(cons_to_c, '$COMMENT'(";;", 43, 0), '$COMMENT'(";;", 43, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_c, '$COMMENT'(";;", 43, 0), '$COMMENT'(";;", 43, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_l, '$COMMENT'(";;", 43, 0), _613378))
^  Call: (182) [user] once(user:trly(cons_to_l, '$COMMENT'(";;", 43, 0), _613378))
^  Call: (183) [user] trly(cons_to_l, '$COMMENT'(";;", 43, 0), _613378)
^  Call: (184) [user] once(call(cons_to_l, '$COMMENT'(";;", 43, 0), _715634))
^  Call: (185) [user] call(cons_to_l, '$COMMENT'(";;", 43, 0), _715634)
^  Call: (186) [user] cons_to_l('$COMMENT'(";;", 43, 0), _715634)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_l('$COMMENT'(";;", 43, 0), '$COMMENT'(";;", 43, 0))
^  Exit: (185) [system] call(user:cons_to_l, '$COMMENT'(";;", 43, 0), '$COMMENT'(";;", 43, 0))
^  Exit: (184) [system] once(user:call(cons_to_l, '$COMMENT'(";;", 43, 0), '$COMMENT'(";;", 43, 0)))
   Call: (184) [system] '$COMMENT'(";;", 43, 0)\=@='$COMMENT'(";;", 43, 0)
^  Exit: (183) [user] trly(cons_to_l, '$COMMENT'(";;", 43, 0), '$COMMENT'(";;", 43, 0))
^  Exit: (182) [system] once(user:trly(cons_to_l, '$COMMENT'(";;", 43, 0), '$COMMENT'(";;", 43, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_l, '$COMMENT'(";;", 43, 0), '$COMMENT'(";;", 43, 0)))
^  Exit: (180) [user] untyped_to_metta('$COMMENT'(";;", 43, 0), '$COMMENT'(";;", 43, 0))
^  Exit: (179) [system] call(user:untyped_to_metta, '$COMMENT'(";;", 43, 0), '$COMMENT'(";;", 43, 0))
^  Exit: (178) [system] once(user:call(untyped_to_metta, '$COMMENT'(";;", 43, 0), '$COMMENT'(";;", 43, 0)))
   Call: (178) [system] '$COMMENT'(";;", 43, 0)\=@='$COMMENT'(";;", 43, 0)
^  Exit: (177) [user] trly(untyped_to_metta, '$COMMENT'(";;", 43, 0), '$COMMENT'(";;", 43, 0))
^  Exit: (176) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;", 43, 0))
   Call: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;", 43, 0))))
   Exit: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;", 43, 0))))
^  Exit: (175) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";;", 43, 0))
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";;", 43, 0))
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;", 43, 0))
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;", 43, 0))))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;", 43, 0))))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";;", 43, 0))
^  Exit: (171) [user] read_sform((0x55fbb4538270), '$COMMENT'(";;", 43, 0))
^  Exit: (170) [system] once(user:read_sform((0x55fbb4538270), '$COMMENT'(";;", 43, 0)))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55fbb4538270), '$COMMENT'(";;", 43, 0)))
   Call: (169) [system] '$COMMENT'(";;", 43, 0)==end_of_file
   Fail: (169) [system] '$COMMENT'(";;", 43, 0)==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1727480701.434666), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480701.434666), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;", 43, 0)), 82]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";;", 43, 0), nthesize_long_1727480696_9164743, 82)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1727480701.434666), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480701.434666), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;", 43, 0)), 82]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1727480705.3315156)
   Call: (173) [system] arg(1, t(1727480701.434666), _3148)
   Exit: (173) [system] arg(1, t(1727480701.434666), 1727480701.434666)
   Call: (173) [system] _3158 is 1727480705.3315156-1727480701.434666
   Exit: (173) [system] 3.8968496322631836 is 1727480705.3315156-1727480701.434666
   Call: (173) [system] 3.8968496322631836>4
   Fail: (173) [system] 3.8968496322631836>4
^  Exit: (171) [user] if_t((get_time(_3134), arg(1, t(1727480701.434666), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480701.434666), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;", 43, 0)), 82]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 9)
   Call: (175) [system] atom(9+1)
   Call: (175) [system] set_flag(translated_forms, 10)
   Exit: (175) [system] set_flag(translated_forms, 10)
   Exit: (174) [$syspreds] update_flag(translated_forms, 9, 9+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 9, 9+1))
   Exit: (171) [$syspreds] flag(translated_forms, 9, 9+1)
^  Call: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";;", 43, 0), nthesize_long_1727480696_9164743, 82)
^  Call: (172) [user] format((0x55fbb44dfd70), "/* ~w */~n", [";;"])
^  Exit: (172) [user] format((0x55fbb44dfd70), "/* ~w */~n", [";;"])
^  Exit: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";;", 43, 0), nthesize_long_1727480696_9164743, 82)
^  Exit: (169) [system] once(user:(if_t((get_time(_3134), arg(1, t(1727480701.434666), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480701.434666), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;", 43, 0)), 82]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 9, 9+1), write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";;", 43, 0), nthesize_long_1727480696_9164743, 82)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55fbb4538270))
   Fail: (169) [system] at_end_of_stream((0x55fbb4538270))
^  Call: (169) [user] must_det_ll(line_count((0x55fbb4538270), _3074))
^  Call: (170) [user] once(user:line_count((0x55fbb4538270), _3074))
   Call: (171) [system] line_count((0x55fbb4538270), _3074)
   Exit: (171) [system] line_count((0x55fbb4538270), 92)
^  Exit: (170) [system] once(user:line_count((0x55fbb4538270), 92))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55fbb4538270), 92))
^  Call: (169) [user] must_det_ll(read_sform((0x55fbb4538270), _3084))
^  Call: (170) [user] once(user:read_sform((0x55fbb4538270), _3084))
^  Call: (171) [user] read_sform((0x55fbb4538270), _3084)
   Call: (172) [system] string((0x55fbb4538270))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (173) [system] string((0x55fbb4538270))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (174) [system] at_end_of_stream((0x55fbb4538270))
   Call: (174) [system] peek_char((0x55fbb4538270), _790418)
   Exit: (174) [system] peek_char((0x55fbb4538270), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55fbb4538270), '\n')
   Exit: (174) [system] get_char((0x55fbb4538270), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), _3084)
   Call: (175) [system] at_end_of_stream((0x55fbb4538270))
   Call: (175) [system] peek_char((0x55fbb4538270), _797840)
   Exit: (175) [system] peek_char((0x55fbb4538270), '\n')
   Call: (175) [system] char_type('\n', space)
   Exit: (175) [system] char_type('\n', space)
   Call: (175) [system] get_char((0x55fbb4538270), '\n')
   Exit: (175) [system] get_char((0x55fbb4538270), '\n')
^  Call: (175) [user] parse_sexpr_metta_IO((0x55fbb4538270), _3084)
   Call: (176) [system] at_end_of_stream((0x55fbb4538270))
   Call: (176) [system] peek_char((0x55fbb4538270), _805262)
   Exit: (176) [system] peek_char((0x55fbb4538270), '(')
   Call: (176) [system] char_type('(', space)
^  Call: (176) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (177) [system] string((0x55fbb4538270))
^  Exit: (176) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (176) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (177) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (178) [system] at_end_of_stream((0x55fbb4538270))
   Call: (178) [system] peek_char((0x55fbb4538270), _813600)
   Exit: (178) [system] peek_char((0x55fbb4538270), '(')
   Call: (178) [system] char_type('(', space)
   Call: (178) [system] _816386=(0x55fbb4538270)
   Exit: (178) [system] (0x55fbb4538270)=(0x55fbb4538270)
^  Call: (178) [user] once((read_position((0x55fbb4538270), _818254, _818256, _818258, _818260), read_sexpr((0x55fbb4538270), _818272), assertz(metta_file_comment(_818254, _818256, _818258, _818272, _818260))))
^  Call: (180) [user] read_position((0x55fbb4538270), _818254, _818256, _818258, _818260)
   Call: (181) [system] stream_property((0x55fbb4538270), position(_818260))
   Call: (182) [system] nonvar((0x55fbb4538270))
   Exit: (182) [system] nonvar((0x55fbb4538270))
   Call: (182) [system] nonvar(position(_818260))
   Exit: (182) [system] nonvar(position(_818260))
   Exit: (181) [system] stream_property((0x55fbb4538270), position('$stream_position'(3966, 94, 0, 3966)))
   Call: (181) [$syspreds] stream_position_data(line_count, '$stream_position'(3966, 94, 0, 3966), _818254)
   Call: (182) [system] nonvar(line_count)
   Exit: (182) [system] nonvar(line_count)
   Call: (182) [$syspreds] stream_position_field(line_count, _828512)
   Exit: (182) [$syspreds] stream_position_field(line_count, 2)
   Call: (182) [system] arg(2, '$stream_position'(3966, 94, 0, 3966), _818254)
   Exit: (182) [system] arg(2, '$stream_position'(3966, 94, 0, 3966), 94)
   Exit: (181) [$syspreds] stream_position_data(line_count, '$stream_position'(3966, 94, 0, 3966), 94)
   Call: (181) [$syspreds] stream_position_data(line_position, '$stream_position'(3966, 94, 0, 3966), _818256)
   Call: (182) [system] nonvar(line_position)
   Exit: (182) [system] nonvar(line_position)
   Call: (182) [$syspreds] stream_position_field(line_position, _835946)
   Exit: (182) [$syspreds] stream_position_field(line_position, 3)
   Call: (182) [system] arg(3, '$stream_position'(3966, 94, 0, 3966), _818256)
   Exit: (182) [system] arg(3, '$stream_position'(3966, 94, 0, 3966), 0)
   Exit: (181) [$syspreds] stream_position_data(line_position, '$stream_position'(3966, 94, 0, 3966), 0)
   Call: (181) [$syspreds] stream_position_data(char_count, '$stream_position'(3966, 94, 0, 3966), _818258)
   Call: (182) [system] nonvar(char_count)
   Exit: (182) [system] nonvar(char_count)
   Call: (182) [$syspreds] stream_position_field(char_count, _843380)
   Exit: (182) [$syspreds] stream_position_field(char_count, 1)
   Call: (182) [system] arg(1, '$stream_position'(3966, 94, 0, 3966), _818258)
   Exit: (182) [system] arg(1, '$stream_position'(3966, 94, 0, 3966), 3966)
   Exit: (181) [$syspreds] stream_position_data(char_count, '$stream_position'(3966, 94, 0, 3966), 3966)
^  Exit: (180) [user] read_position((0x55fbb4538270), 94, 0, 3966, '$stream_position'(3966, 94, 0, 3966))
^  Call: (180) [user] read_sexpr((0x55fbb4538270), _818272)
   Call: (181) [system] string((0x55fbb4538270))
   Fail: (181) [system] string((0x55fbb4538270))
^  Call: (181) [user] cont_sexpr(')', (0x55fbb4538270), _818272)
^  Call: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _853606)
   Exit: (183) [system] peek_char((0x55fbb4538270), '(')
   Call: (183) [system] '('=(;)
   Fail: (183) [system] '('=(;)
   Call: (183) [system] '('=(/)
   Fail: (183) [system] '('=(/)
^  Call: (183) [user] is_like_space('(')
   Call: (184) [system] char_type('(', 'white')
   Fail: (184) [system] char_type('(', 'white')
   Call: (184) [system] char_type('(', end_of_line)
   Fail: (184) [system] char_type('(', end_of_line)
   Call: (184) [system] char_type('(', space)
   Fail: (184) [system] char_type('(', space)
   Call: (184) [system] char_type('(', cntrl)
   Fail: (184) [system] char_type('(', cntrl)
^  Fail: (183) [user] is_like_space('(')
^  Exit: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] get_char((0x55fbb4538270), _869616)
   Exit: (182) [system] get_char((0x55fbb4538270), '(')
   Call: (182) [system] '('='('
   Exit: (182) [system] '('='('
^  Call: (182) [user] read_list(')', (0x55fbb4538270), _818272)
^  Call: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _875186)
   Exit: (184) [system] peek_char((0x55fbb4538270), :)
   Call: (184) [system] (:)=(;)
   Fail: (184) [system] (:)=(;)
   Call: (184) [system] (:)=(/)
   Fail: (184) [system] (:)=(/)
^  Call: (184) [user] is_like_space(:)
   Call: (185) [system] char_type(:, 'white')
   Fail: (185) [system] char_type(:, 'white')
   Call: (185) [system] char_type(:, end_of_line)
   Fail: (185) [system] char_type(:, end_of_line)
   Call: (185) [system] char_type(:, space)
   Fail: (185) [system] char_type(:, space)
   Call: (185) [system] char_type(:, cntrl)
   Fail: (185) [system] char_type(:, cntrl)
^  Fail: (184) [user] is_like_space(:)
^  Exit: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _891196)
   Exit: (183) [system] peek_char((0x55fbb4538270), :)
   Call: (183) [system] (:)=')'
   Fail: (183) [system] (:)=')'
   Call: (183) [system] (:)=end_of_file
   Fail: (183) [system] (:)=end_of_file
^  Call: (183) [user] cont_sexpr(')', (0x55fbb4538270), _896766)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _898624)
   Exit: (185) [system] peek_char((0x55fbb4538270), :)
   Call: (185) [system] (:)=(;)
   Fail: (185) [system] (:)=(;)
   Call: (185) [system] (:)=(/)
   Fail: (185) [system] (:)=(/)
^  Call: (185) [user] is_like_space(:)
   Call: (186) [system] char_type(:, 'white')
   Fail: (186) [system] char_type(:, 'white')
   Call: (186) [system] char_type(:, end_of_line)
   Fail: (186) [system] char_type(:, end_of_line)
   Call: (186) [system] char_type(:, space)
   Fail: (186) [system] char_type(:, space)
   Call: (186) [system] char_type(:, cntrl)
   Fail: (186) [system] char_type(:, cntrl)
^  Fail: (185) [user] is_like_space(:)
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] get_char((0x55fbb4538270), _914634)
   Exit: (184) [system] get_char((0x55fbb4538270), :)
   Call: (184) [system] (:)='('
   Fail: (184) [system] (:)='('
   Call: (184) [system] (:)='['
   Fail: (184) [system] (:)='['
   Call: (184) [system] (:)='{'
   Fail: (184) [system] (:)='{'
   Call: (184) [system] (:)='"'
   Fail: (184) [system] (:)='"'
   Call: (184) [system] (:)=!
   Fail: (184) [system] (:)=!
   Call: (184) [system] (:)='\''
   Fail: (184) [system] (:)='\''
   Call: (184) [system] (:)='`'
   Fail: (184) [system] (:)='`'
   Call: (184) [system] (:)=end_of_file
   Fail: (184) [system] (:)=end_of_file
^  Call: (184) [user] read_symbolic(')', (0x55fbb4538270), :, _896766)
^  Call: (185) [user] read_symbolic_cont(')', (0x55fbb4538270), _932276)
   Call: (186) [system] peek_char((0x55fbb4538270), _933210)
   Exit: (186) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (186) [user] is_delimiter(' ')
   Call: (187) [system] char_type(' ', space)
   Exit: (187) [system] char_type(' ', space)
^  Exit: (186) [user] is_delimiter(' ')
   Call: (186) [system] _932276=[]
   Exit: (186) [system] []=[]
^  Exit: (185) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (185) [user] classify_and_convert_charseq([:], _896766)
^  Call: (186) [user] classify_and_convert_charseq_([:], _942494)
^  Call: (188) [system] setup_call_cleanup('$notrace'(_943446, _943448), once(user:catch(read_from_chars([:], _942494), _943428, fail)), '$restore_trace'(_943446, _943448))
^  Call: (189) [system] sig_atomic(system:'$notrace'(_943446, _943448))
^  Exit: (188) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _943428, fail)), system:'$restore_trace'(3, -1))
   Call: (187) [system] atomic(:)
   Exit: (187) [system] atomic(:)
^  Exit: (186) [user] classify_and_convert_charseq_([:], :)
   Call: (186) [system] integer(:)
   Fail: (186) [system] integer(:)
   Call: (186) [system] _896766=(:)
   Exit: (186) [system] (:)=(:)
^  Exit: (185) [user] classify_and_convert_charseq([:], :)
^  Exit: (184) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (183) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (183) [user] read_list(')', (0x55fbb4538270), _955574)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _957432)
   Exit: (185) [system] peek_char((0x55fbb4538270), ' ')
   Call: (185) [system] ' '=(;)
   Fail: (185) [system] ' '=(;)
   Call: (185) [system] ' '=(/)
   Fail: (185) [system] ' '=(/)
^  Call: (185) [user] is_like_space(' ')
   Call: (186) [system] char_type(' ', 'white')
   Exit: (186) [system] char_type(' ', 'white')
^  Exit: (185) [user] is_like_space(' ')
   Call: (185) [system] get_char((0x55fbb4538270), _967026)
   Exit: (185) [system] get_char((0x55fbb4538270), ' ')
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _969730)
   Exit: (186) [system] peek_char((0x55fbb4538270), k)
   Call: (186) [system] k=(;)
   Fail: (186) [system] k=(;)
   Call: (186) [system] k=(/)
   Fail: (186) [system] k=(/)
^  Call: (186) [user] is_like_space(k)
   Call: (187) [system] char_type(k, 'white')
   Fail: (187) [system] char_type(k, 'white')
   Call: (187) [system] char_type(k, end_of_line)
   Fail: (187) [system] char_type(k, end_of_line)
   Call: (187) [system] char_type(k, space)
   Fail: (187) [system] char_type(k, space)
   Call: (187) [system] char_type(k, cntrl)
   Fail: (187) [system] char_type(k, cntrl)
^  Fail: (186) [user] is_like_space(k)
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _986664)
   Exit: (184) [system] peek_char((0x55fbb4538270), k)
   Call: (184) [system] k=')'
   Fail: (184) [system] k=')'
   Call: (184) [system] k=end_of_file
   Fail: (184) [system] k=end_of_file
^  Call: (184) [user] cont_sexpr(')', (0x55fbb4538270), _992234)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _994092)
   Exit: (186) [system] peek_char((0x55fbb4538270), k)
   Call: (186) [system] k=(;)
   Fail: (186) [system] k=(;)
   Call: (186) [system] k=(/)
   Fail: (186) [system] k=(/)
^  Call: (186) [user] is_like_space(k)
   Call: (187) [system] char_type(k, 'white')
   Fail: (187) [system] char_type(k, 'white')
   Call: (187) [system] char_type(k, end_of_line)
   Fail: (187) [system] char_type(k, end_of_line)
   Call: (187) [system] char_type(k, space)
   Fail: (187) [system] char_type(k, space)
   Call: (187) [system] char_type(k, cntrl)
   Fail: (187) [system] char_type(k, cntrl)
^  Fail: (186) [user] is_like_space(k)
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] get_char((0x55fbb4538270), _1010102)
   Exit: (185) [system] get_char((0x55fbb4538270), k)
   Call: (185) [system] k='('
   Fail: (185) [system] k='('
   Call: (185) [system] k='['
   Fail: (185) [system] k='['
   Call: (185) [system] k='{'
   Fail: (185) [system] k='{'
   Call: (185) [system] k='"'
   Fail: (185) [system] k='"'
   Call: (185) [system] k=!
   Fail: (185) [system] k=!
   Call: (185) [system] k='\''
   Fail: (185) [system] k='\''
   Call: (185) [system] k='`'
   Fail: (185) [system] k='`'
   Call: (185) [system] k=end_of_file
   Fail: (185) [system] k=end_of_file
^  Call: (185) [user] read_symbolic(')', (0x55fbb4538270), k, _992234)
^  Call: (186) [user] read_symbolic_cont(')', (0x55fbb4538270), _1027744)
   Call: (187) [system] peek_char((0x55fbb4538270), _1028678)
   Exit: (187) [system] peek_char((0x55fbb4538270), b)
^  Call: (187) [user] is_delimiter(b)
   Call: (188) [system] char_type(b, space)
   Fail: (188) [system] char_type(b, space)
   Call: (188) [system] arg(_1033398, v('(', ')', end_of_file), b)
   Fail: (188) [system] arg(_1034330, v('(', ')', end_of_file), b)
^  Fail: (187) [user] is_delimiter(b)
   Call: (187) [system] ')'==b
   Fail: (187) [system] ')'==b
   Call: (187) [system] get_char((0x55fbb4538270), b)
   Exit: (187) [system] get_char((0x55fbb4538270), b)
   Call: (187) [system] b=(\)
   Fail: (187) [system] b=(\)
^  Call: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), _1041680)
   Call: (188) [system] peek_char((0x55fbb4538270), _1042614)
   Exit: (188) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (188) [user] is_delimiter(' ')
   Call: (189) [system] char_type(' ', space)
   Exit: (189) [system] char_type(' ', space)
^  Exit: (188) [user] is_delimiter(' ')
   Call: (188) [system] _1041680=[]
   Exit: (188) [system] []=[]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (187) [system] _1027744=[b]
   Exit: (187) [system] [b]=[b]
^  Exit: (186) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
^  Call: (186) [user] classify_and_convert_charseq([k, b], _992234)
^  Call: (187) [user] classify_and_convert_charseq_([k, b], _1054692)
^  Call: (189) [system] setup_call_cleanup('$notrace'(_1055644, _1055646), once(user:catch(read_from_chars([k, b], _1054692), _1055626, fail)), '$restore_trace'(_1055644, _1055646))
^  Call: (190) [system] sig_atomic(system:'$notrace'(_1055644, _1055646))
^  Exit: (189) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([k, b], kb), _1055626, fail)), system:'$restore_trace'(3, -1))
   Call: (188) [system] atomic(kb)
   Exit: (188) [system] atomic(kb)
^  Exit: (187) [user] classify_and_convert_charseq_([k, b], kb)
   Call: (187) [system] integer(kb)
   Fail: (187) [system] integer(kb)
   Call: (187) [system] _992234=kb
   Exit: (187) [system] kb=kb
^  Exit: (186) [user] classify_and_convert_charseq([k, b], kb)
^  Exit: (185) [user] read_symbolic(')', (0x55fbb4538270), k, kb)
^  Exit: (184) [user] cont_sexpr(')', (0x55fbb4538270), kb)
^  Call: (184) [user] read_list(')', (0x55fbb4538270), _1067772)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1069630)
   Exit: (186) [system] peek_char((0x55fbb4538270), ' ')
   Call: (186) [system] ' '=(;)
   Fail: (186) [system] ' '=(;)
   Call: (186) [system] ' '=(/)
   Fail: (186) [system] ' '=(/)
^  Call: (186) [user] is_like_space(' ')
   Call: (187) [system] char_type(' ', 'white')
   Exit: (187) [system] char_type(' ', 'white')
^  Exit: (186) [user] is_like_space(' ')
   Call: (186) [system] get_char((0x55fbb4538270), _1079224)
   Exit: (186) [system] get_char((0x55fbb4538270), ' ')
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1081928)
   Exit: (187) [system] peek_char((0x55fbb4538270), '(')
   Call: (187) [system] '('=(;)
   Fail: (187) [system] '('=(;)
   Call: (187) [system] '('=(/)
   Fail: (187) [system] '('=(/)
^  Call: (187) [user] is_like_space('(')
   Call: (188) [system] char_type('(', 'white')
   Fail: (188) [system] char_type('(', 'white')
   Call: (188) [system] char_type('(', end_of_line)
   Fail: (188) [system] char_type('(', end_of_line)
   Call: (188) [system] char_type('(', space)
   Fail: (188) [system] char_type('(', space)
   Call: (188) [system] char_type('(', cntrl)
   Fail: (188) [system] char_type('(', cntrl)
^  Fail: (187) [user] is_like_space('(')
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1098862)
   Exit: (185) [system] peek_char((0x55fbb4538270), '(')
   Call: (185) [system] '('=')'
   Fail: (185) [system] '('=')'
   Call: (185) [system] '('=end_of_file
   Fail: (185) [system] '('=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55fbb4538270), _1104432)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1106290)
   Exit: (187) [system] peek_char((0x55fbb4538270), '(')
   Call: (187) [system] '('=(;)
   Fail: (187) [system] '('=(;)
   Call: (187) [system] '('=(/)
   Fail: (187) [system] '('=(/)
^  Call: (187) [user] is_like_space('(')
   Call: (188) [system] char_type('(', 'white')
   Fail: (188) [system] char_type('(', 'white')
   Call: (188) [system] char_type('(', end_of_line)
   Fail: (188) [system] char_type('(', end_of_line)
   Call: (188) [system] char_type('(', space)
   Fail: (188) [system] char_type('(', space)
   Call: (188) [system] char_type('(', cntrl)
   Fail: (188) [system] char_type('(', cntrl)
^  Fail: (187) [user] is_like_space('(')
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] get_char((0x55fbb4538270), _1122300)
   Exit: (186) [system] get_char((0x55fbb4538270), '(')
   Call: (186) [system] '('='('
   Exit: (186) [system] '('='('
^  Call: (186) [user] read_list(')', (0x55fbb4538270), _1104432)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1127870)
   Exit: (188) [system] peek_char((0x55fbb4538270), -)
   Call: (188) [system] (-)=(;)
   Fail: (188) [system] (-)=(;)
   Call: (188) [system] (-)=(/)
   Fail: (188) [system] (-)=(/)
^  Call: (188) [user] is_like_space(-)
   Call: (189) [system] char_type(-, 'white')
   Fail: (189) [system] char_type(-, 'white')
   Call: (189) [system] char_type(-, end_of_line)
   Fail: (189) [system] char_type(-, end_of_line)
   Call: (189) [system] char_type(-, space)
   Fail: (189) [system] char_type(-, space)
   Call: (189) [system] char_type(-, cntrl)
   Fail: (189) [system] char_type(-, cntrl)
^  Fail: (188) [user] is_like_space(-)
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1143880)
   Exit: (187) [system] peek_char((0x55fbb4538270), -)
   Call: (187) [system] (-)=')'
   Fail: (187) [system] (-)=')'
   Call: (187) [system] (-)=end_of_file
   Fail: (187) [system] (-)=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55fbb4538270), _1149450)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1151308)
   Exit: (189) [system] peek_char((0x55fbb4538270), -)
   Call: (189) [system] (-)=(;)
   Fail: (189) [system] (-)=(;)
   Call: (189) [system] (-)=(/)
   Fail: (189) [system] (-)=(/)
^  Call: (189) [user] is_like_space(-)
   Call: (190) [system] char_type(-, 'white')
   Fail: (190) [system] char_type(-, 'white')
   Call: (190) [system] char_type(-, end_of_line)
   Fail: (190) [system] char_type(-, end_of_line)
   Call: (190) [system] char_type(-, space)
   Fail: (190) [system] char_type(-, space)
   Call: (190) [system] char_type(-, cntrl)
   Fail: (190) [system] char_type(-, cntrl)
^  Fail: (189) [user] is_like_space(-)
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] get_char((0x55fbb4538270), _1167318)
   Exit: (188) [system] get_char((0x55fbb4538270), -)
   Call: (188) [system] (-)='('
   Fail: (188) [system] (-)='('
   Call: (188) [system] (-)='['
   Fail: (188) [system] (-)='['
   Call: (188) [system] (-)='{'
   Fail: (188) [system] (-)='{'
   Call: (188) [system] (-)='"'
   Fail: (188) [system] (-)='"'
   Call: (188) [system] (-)=!
   Fail: (188) [system] (-)=!
   Call: (188) [system] (-)='\''
   Fail: (188) [system] (-)='\''
   Call: (188) [system] (-)='`'
   Fail: (188) [system] (-)='`'
   Call: (188) [system] (-)=end_of_file
   Fail: (188) [system] (-)=end_of_file
^  Call: (188) [user] read_symbolic(')', (0x55fbb4538270), -, _1149450)
^  Call: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), _1184960)
   Call: (190) [system] peek_char((0x55fbb4538270), _1185894)
   Exit: (190) [system] peek_char((0x55fbb4538270), >)
^  Call: (190) [user] is_delimiter(>)
   Call: (191) [system] char_type(>, space)
   Fail: (191) [system] char_type(>, space)
   Call: (191) [system] arg(_1190614, v('(', ')', end_of_file), >)
   Fail: (191) [system] arg(_1191546, v('(', ')', end_of_file), >)
^  Fail: (190) [user] is_delimiter(>)
   Call: (190) [system] ')'==(>)
   Fail: (190) [system] ')'==(>)
   Call: (190) [system] get_char((0x55fbb4538270), >)
   Exit: (190) [system] get_char((0x55fbb4538270), >)
   Call: (190) [system] (>)=(\)
   Fail: (190) [system] (>)=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _1198896)
   Call: (191) [system] peek_char((0x55fbb4538270), _1199830)
   Exit: (191) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (191) [user] is_delimiter(' ')
   Call: (192) [system] char_type(' ', space)
   Exit: (192) [system] char_type(' ', space)
^  Exit: (191) [user] is_delimiter(' ')
   Call: (191) [system] _1198896=[]
   Exit: (191) [system] []=[]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (190) [system] _1184960=[>]
   Exit: (190) [system] [>]=[>]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), [>])
^  Call: (189) [user] classify_and_convert_charseq([-, >], _1149450)
^  Call: (190) [user] classify_and_convert_charseq_([-, >], _1211908)
^  Call: (192) [system] setup_call_cleanup('$notrace'(_1212860, _1212862), once(user:catch(read_from_chars([-, >], _1211908), _1212842, fail)), '$restore_trace'(_1212860, _1212862))
^  Call: (193) [system] sig_atomic(system:'$notrace'(_1212860, _1212862))
^  Exit: (192) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([-, >], ->), _1212842, fail)), system:'$restore_trace'(3, -1))
   Call: (191) [system] atomic(->)
   Exit: (191) [system] atomic(->)
^  Exit: (190) [user] classify_and_convert_charseq_([-, >], ->)
   Call: (190) [system] integer(->)
   Fail: (190) [system] integer(->)
   Call: (190) [system] _1149450=(->)
   Exit: (190) [system] (->)=(->)
^  Exit: (189) [user] classify_and_convert_charseq([-, >], ->)
^  Exit: (188) [user] read_symbolic(')', (0x55fbb4538270), -, ->)
^  Exit: (187) [user] cont_sexpr(')', (0x55fbb4538270), ->)
^  Call: (187) [user] read_list(')', (0x55fbb4538270), _1224988)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1226846)
   Exit: (189) [system] peek_char((0x55fbb4538270), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
   Call: (189) [system] ' '=(/)
   Fail: (189) [system] ' '=(/)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55fbb4538270), _1236440)
   Exit: (189) [system] get_char((0x55fbb4538270), ' ')
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1239144)
   Exit: (190) [system] peek_char((0x55fbb4538270), 'A')
   Call: (190) [system] 'A'=(;)
   Fail: (190) [system] 'A'=(;)
   Call: (190) [system] 'A'=(/)
   Fail: (190) [system] 'A'=(/)
^  Call: (190) [user] is_like_space('A')
   Call: (191) [system] char_type('A', 'white')
   Fail: (191) [system] char_type('A', 'white')
   Call: (191) [system] char_type('A', end_of_line)
   Fail: (191) [system] char_type('A', end_of_line)
   Call: (191) [system] char_type('A', space)
   Fail: (191) [system] char_type('A', space)
   Call: (191) [system] char_type('A', cntrl)
   Fail: (191) [system] char_type('A', cntrl)
^  Fail: (190) [user] is_like_space('A')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1256078)
   Exit: (188) [system] peek_char((0x55fbb4538270), 'A')
   Call: (188) [system] 'A'=')'
   Fail: (188) [system] 'A'=')'
   Call: (188) [system] 'A'=end_of_file
   Fail: (188) [system] 'A'=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55fbb4538270), _1261648)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1263506)
   Exit: (190) [system] peek_char((0x55fbb4538270), 'A')
   Call: (190) [system] 'A'=(;)
   Fail: (190) [system] 'A'=(;)
   Call: (190) [system] 'A'=(/)
   Fail: (190) [system] 'A'=(/)
^  Call: (190) [user] is_like_space('A')
   Call: (191) [system] char_type('A', 'white')
   Fail: (191) [system] char_type('A', 'white')
   Call: (191) [system] char_type('A', end_of_line)
   Fail: (191) [system] char_type('A', end_of_line)
   Call: (191) [system] char_type('A', space)
   Fail: (191) [system] char_type('A', space)
   Call: (191) [system] char_type('A', cntrl)
   Fail: (191) [system] char_type('A', cntrl)
^  Fail: (190) [user] is_like_space('A')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] get_char((0x55fbb4538270), _1279516)
   Exit: (189) [system] get_char((0x55fbb4538270), 'A')
   Call: (189) [system] 'A'='('
   Fail: (189) [system] 'A'='('
   Call: (189) [system] 'A'='['
   Fail: (189) [system] 'A'='['
   Call: (189) [system] 'A'='{'
   Fail: (189) [system] 'A'='{'
   Call: (189) [system] 'A'='"'
   Fail: (189) [system] 'A'='"'
   Call: (189) [system] 'A'=!
   Fail: (189) [system] 'A'=!
   Call: (189) [system] 'A'='\''
   Fail: (189) [system] 'A'='\''
   Call: (189) [system] 'A'='`'
   Fail: (189) [system] 'A'='`'
   Call: (189) [system] 'A'=end_of_file
   Fail: (189) [system] 'A'=end_of_file
^  Call: (189) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1261648)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _1297158)
   Call: (191) [system] peek_char((0x55fbb4538270), _1298092)
   Exit: (191) [system] peek_char((0x55fbb4538270), t)
^  Call: (191) [user] is_delimiter(t)
   Call: (192) [system] char_type(t, space)
   Fail: (192) [system] char_type(t, space)
   Call: (192) [system] arg(_1302812, v('(', ')', end_of_file), t)
   Fail: (192) [system] arg(_1303744, v('(', ')', end_of_file), t)
^  Fail: (191) [user] is_delimiter(t)
   Call: (191) [system] ')'==t
   Fail: (191) [system] ')'==t
   Call: (191) [system] get_char((0x55fbb4538270), t)
   Exit: (191) [system] get_char((0x55fbb4538270), t)
   Call: (191) [system] t=(\)
   Fail: (191) [system] t=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _1311094)
   Call: (192) [system] peek_char((0x55fbb4538270), _1312028)
   Exit: (192) [system] peek_char((0x55fbb4538270), o)
^  Call: (192) [user] is_delimiter(o)
   Call: (193) [system] char_type(o, space)
   Fail: (193) [system] char_type(o, space)
   Call: (193) [system] arg(_1316748, v('(', ')', end_of_file), o)
   Fail: (193) [system] arg(_1317680, v('(', ')', end_of_file), o)
^  Fail: (192) [user] is_delimiter(o)
   Call: (192) [system] ')'==o
   Fail: (192) [system] ')'==o
   Call: (192) [system] get_char((0x55fbb4538270), o)
   Exit: (192) [system] get_char((0x55fbb4538270), o)
   Call: (192) [system] o=(\)
   Fail: (192) [system] o=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _1325030)
   Call: (193) [system] peek_char((0x55fbb4538270), _1325964)
   Exit: (193) [system] peek_char((0x55fbb4538270), m)
^  Call: (193) [user] is_delimiter(m)
   Call: (194) [system] char_type(m, space)
   Fail: (194) [system] char_type(m, space)
   Call: (194) [system] arg(_1330684, v('(', ')', end_of_file), m)
   Fail: (194) [system] arg(_1331616, v('(', ')', end_of_file), m)
^  Fail: (193) [user] is_delimiter(m)
   Call: (193) [system] ')'==m
   Fail: (193) [system] ')'==m
   Call: (193) [system] get_char((0x55fbb4538270), m)
   Exit: (193) [system] get_char((0x55fbb4538270), m)
   Call: (193) [system] m=(\)
   Fail: (193) [system] m=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _1338966)
   Call: (194) [system] peek_char((0x55fbb4538270), _1339900)
   Exit: (194) [system] peek_char((0x55fbb4538270), ')')
^  Call: (194) [user] is_delimiter(')')
   Call: (195) [system] char_type(')', space)
   Fail: (195) [system] char_type(')', space)
   Call: (195) [system] arg(_1344620, v('(', ')', end_of_file), ')')
   Exit: (195) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (194) [user] is_delimiter(')')
   Call: (194) [system] _1338966=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (193) [system] _1325030=[m]
   Exit: (193) [system] [m]=[m]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [m])
   Call: (192) [system] _1311094=[o, m]
   Exit: (192) [system] [o, m]=[o, m]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, m])
   Call: (191) [system] _1297158=[t, o, m]
   Exit: (191) [system] [t, o, m]=[t, o, m]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, o, m])
^  Call: (190) [user] classify_and_convert_charseq(['A', t, o, m], _1261648)
^  Call: (191) [user] classify_and_convert_charseq_(['A', t, o, m], _1359438)
^  Call: (193) [system] setup_call_cleanup('$notrace'(_1360390, _1360392), once(user:catch(read_from_chars(['A', t, o, m], _1359438), _1360372, fail)), '$restore_trace'(_1360390, _1360392))
^  Call: (194) [system] sig_atomic(system:'$notrace'(_1360390, _1360392))
^  Exit: (193) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', t, o, m], _1359438), _1360372, fail)), system:'$restore_trace'(3, -1))
   Call: (192) [system] atomic(_1359438)
   Fail: (192) [system] atomic(_1359438)
   Call: (192) [system] atom_chars(_1359438, ['A', t, o, m])
   Exit: (192) [system] atom_chars('Atom', ['A', t, o, m])
^  Exit: (191) [user] classify_and_convert_charseq_(['A', t, o, m], 'Atom')
   Call: (191) [system] integer('Atom')
   Fail: (191) [system] integer('Atom')
   Call: (191) [system] _1261648='Atom'
   Exit: (191) [system] 'Atom'='Atom'
^  Exit: (190) [user] classify_and_convert_charseq(['A', t, o, m], 'Atom')
^  Exit: (189) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'Atom')
^  Exit: (188) [user] cont_sexpr(')', (0x55fbb4538270), 'Atom')
^  Call: (188) [user] read_list(')', (0x55fbb4538270), _1374388)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1376246)
   Exit: (190) [system] peek_char((0x55fbb4538270), ')')
   Call: (190) [system] ')'=(;)
   Fail: (190) [system] ')'=(;)
   Call: (190) [system] ')'=(/)
   Fail: (190) [system] ')'=(/)
^  Call: (190) [user] is_like_space(')')
   Call: (191) [system] char_type(')', 'white')
   Fail: (191) [system] char_type(')', 'white')
   Call: (191) [system] char_type(')', end_of_line)
   Fail: (191) [system] char_type(')', end_of_line)
   Call: (191) [system] char_type(')', space)
   Fail: (191) [system] char_type(')', space)
   Call: (191) [system] char_type(')', cntrl)
   Fail: (191) [system] char_type(')', cntrl)
^  Fail: (190) [user] is_like_space(')')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1392256)
   Exit: (189) [system] peek_char((0x55fbb4538270), ')')
   Call: (189) [system] ')'=')'
   Exit: (189) [system] ')'=')'
   Call: (189) [system] get_char((0x55fbb4538270), _1396046)
   Exit: (189) [system] get_char((0x55fbb4538270), ')')
   Call: (189) [system] _1374388=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_list(')', (0x55fbb4538270), [])
   Call: (188) [system] _1224988=['Atom']
   Exit: (188) [system] ['Atom']=['Atom']
^  Exit: (187) [user] read_list(')', (0x55fbb4538270), ['Atom'])
   Call: (187) [system] _1104432=[->, 'Atom']
   Exit: (187) [system] [->, 'Atom']=[->, 'Atom']
^  Exit: (186) [user] read_list(')', (0x55fbb4538270), [->, 'Atom'])
^  Exit: (185) [user] cont_sexpr(')', (0x55fbb4538270), [->, 'Atom'])
^  Call: (185) [user] read_list(')', (0x55fbb4538270), _1407134)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1408992)
   Exit: (187) [system] peek_char((0x55fbb4538270), ')')
   Call: (187) [system] ')'=(;)
   Fail: (187) [system] ')'=(;)
   Call: (187) [system] ')'=(/)
   Fail: (187) [system] ')'=(/)
^  Call: (187) [user] is_like_space(')')
   Call: (188) [system] char_type(')', 'white')
   Fail: (188) [system] char_type(')', 'white')
   Call: (188) [system] char_type(')', end_of_line)
   Fail: (188) [system] char_type(')', end_of_line)
   Call: (188) [system] char_type(')', space)
   Fail: (188) [system] char_type(')', space)
   Call: (188) [system] char_type(')', cntrl)
   Fail: (188) [system] char_type(')', cntrl)
^  Fail: (187) [user] is_like_space(')')
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1425002)
   Exit: (186) [system] peek_char((0x55fbb4538270), ')')
   Call: (186) [system] ')'=')'
   Exit: (186) [system] ')'=')'
   Call: (186) [system] get_char((0x55fbb4538270), _1428792)
   Exit: (186) [system] get_char((0x55fbb4538270), ')')
   Call: (186) [system] _1407134=[]
   Exit: (186) [system] []=[]
^  Exit: (185) [user] read_list(')', (0x55fbb4538270), [])
   Call: (185) [system] _1067772=[[->, 'Atom']]
   Exit: (185) [system] [[->, 'Atom']]=[[->, 'Atom']]
^  Exit: (184) [user] read_list(')', (0x55fbb4538270), [[->, 'Atom']])
   Call: (184) [system] _955574=[kb, [->, 'Atom']]
   Exit: (184) [system] [kb, [->, 'Atom']]=[kb, [->, 'Atom']]
^  Exit: (183) [user] read_list(')', (0x55fbb4538270), [kb, [->, 'Atom']])
   Call: (183) [system] _818272=[:, kb, [->, 'Atom']]
   Exit: (183) [system] [:, kb, [->, 'Atom']]=[:, kb, [->, 'Atom']]
^  Exit: (182) [user] read_list(')', (0x55fbb4538270), [:, kb, [->, 'Atom']])
^  Exit: (181) [user] cont_sexpr(')', (0x55fbb4538270), [:, kb, [->, 'Atom']])
^  Exit: (180) [user] read_sexpr((0x55fbb4538270), [:, kb, [->, 'Atom']])
^  Call: (180) [user] assertz(metta_file_comment(94, 0, 3966, [:, kb, [->, 'Atom']], '$stream_position'(3966, 94, 0, 3966)))
^  Exit: (180) [user] assertz(metta_file_comment(94, 0, 3966, [:, kb, [->, 'Atom']], '$stream_position'(3966, 94, 0, 3966)))
^  Exit: (178) [system] once(user:(read_position((0x55fbb4538270), 94, 0, 3966, '$stream_position'(3966, 94, 0, 3966)), read_sexpr((0x55fbb4538270), [:, kb, [->, 'Atom']]), assertz(metta_file_comment(94, 0, 3966, [:, kb, [->, 'Atom']], '$stream_position'(3966, 94, 0, 3966)))))
   Call: (178) [system] fail
^  Call: (178) [user] retract(metta_file_comment(_1447310, _1447312, _1447314, _1447316, _1447318))
^  Exit: (178) [user] retract(metta_file_comment(44, 0, 1384, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), '$stream_position'(1384, 44, 0, 1384)))
^  Call: (178) [user] trly(untyped_to_metta, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), _3084)
^  Call: (179) [user] once(call(untyped_to_metta, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), _1450158))
^  Call: (180) [user] call(untyped_to_metta, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), _1450158)
^  Call: (181) [user] untyped_to_metta('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), _1450158)
^  Call: (182) [user] must_det_ll(trly(mfix_vars1, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), _1452974))
^  Call: (183) [user] once(user:trly(mfix_vars1, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), _1452974))
^  Call: (184) [user] trly(mfix_vars1, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), _1452974)
^  Call: (185) [user] once(call(mfix_vars1, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), _1455774))
^  Call: (186) [user] call(mfix_vars1, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), _1455774)
^  Call: (187) [user] mfix_vars1('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), _1455774)
   Call: (188) [system] var('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0))
   Call: (188) [system] atom('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0))
   Call: (188) [system] '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0)==true
   Call: (188) [system] '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0)==false
   Call: (188) [system] '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0)==[_1462294, _1462300]
   Call: (188) [system] is_list('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0))
   Call: (188) [system] string('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0))
   Call: (188) [system] compound('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0))
   Exit: (188) [system] compound('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0))
   Call: (188) [system] compound_name_arguments('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), _1466928, _1466930)
   Exit: (188) [system] compound_name_arguments('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), '$COMMENT', [";; $depth: a Nat representing the maximum depth of the generated", 44, 0])
   Call: (188) [system] '$COMMENT'\=='$VAR'
   Exit: (188) [system] '$COMMENT'\=='$VAR'
^  Call: (188) [user] apply:maplist(mfix_vars1, [";; $depth: a Nat representing the maximum depth of the generated", 44, 0], _1470670)
   Call: (189) [apply] apply:maplist_([";; $depth: a Nat representing the maximum depth of the generated", 44, 0], _1470670, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1(";; $depth: a Nat representing the maximum depth of the generated", _1472550)
   Call: (191) [system] var(";; $depth: a Nat representing the maximum depth of the generated")
   Call: (191) [system] atom(";; $depth: a Nat representing the maximum depth of the generated")
   Call: (191) [system] ";; $depth: a Nat representing the maximum depth of the generated"==true
   Call: (191) [system] ";; $depth: a Nat representing the maximum depth of the generated"==false
   Call: (191) [system] ";; $depth: a Nat representing the maximum depth of the generated"==[_1477192, _1477198]
   Call: (191) [system] is_list(";; $depth: a Nat representing the maximum depth of the generated")
   Call: (191) [system] string(";; $depth: a Nat representing the maximum depth of the generated")
   Exit: (191) [system] string(";; $depth: a Nat representing the maximum depth of the generated")
^  Call: (191) [user] string_to_syms
   Call: (192) [system] fail
   Call: (191) [system] compound(";; $depth: a Nat representing the maximum depth of the generated")
^  Call: (191) [user] symbol(";; $depth: a Nat representing the maximum depth of the generated")
   Call: (192) [system] atom(";; $depth: a Nat representing the maximum depth of the generated")
   Fail: (192) [system] atom(";; $depth: a Nat representing the maximum depth of the generated")
^  Fail: (191) [user] symbol(";; $depth: a Nat representing the maximum depth of the generated")
   Call: (191) [system] ";; $depth: a Nat representing the maximum depth of the generated"=_1472550
   Exit: (191) [system] ";; $depth: a Nat representing the maximum depth of the generated"=";; $depth: a Nat representing the maximum depth of the generated"
^  Exit: (190) [user] mfix_vars1(";; $depth: a Nat representing the maximum depth of the generated", ";; $depth: a Nat representing the maximum depth of the generated")
   Call: (190) [apply] apply:maplist_([44, 0], _1472552, user:mfix_vars1)
^  Call: (191) [user] mfix_vars1(44, _1491072)
   Call: (192) [system] var(44)
   Call: (192) [system] atom(44)
   Call: (192) [system] 44==true
   Call: (192) [system] 44==false
   Call: (192) [system] 44==[_1495714, _1495720]
   Call: (192) [system] is_list(44)
   Call: (192) [system] string(44)
   Call: (192) [system] compound(44)
^  Call: (192) [user] symbol(44)
   Call: (193) [system] atom(44)
   Fail: (193) [system] atom(44)
^  Fail: (192) [user] symbol(44)
   Call: (192) [system] 44=_1491072
   Exit: (192) [system] 44=44
^  Exit: (191) [user] mfix_vars1(44, 44)
   Call: (191) [apply] apply:maplist_([0], _1491074, user:mfix_vars1)
^  Call: (192) [user] mfix_vars1(0, _1506838)
   Call: (193) [system] var(0)
   Call: (193) [system] atom(0)
   Call: (193) [system] 0==true
   Call: (193) [system] 0==false
   Call: (193) [system] 0==[_1511480, _1511486]
   Call: (193) [system] is_list(0)
   Call: (193) [system] string(0)
   Call: (193) [system] compound(0)
^  Call: (193) [user] symbol(0)
   Call: (194) [system] atom(0)
   Fail: (194) [system] atom(0)
^  Fail: (193) [user] symbol(0)
   Call: (193) [system] 0=_1506838
   Exit: (193) [system] 0=0
^  Exit: (192) [user] mfix_vars1(0, 0)
   Call: (192) [apply] apply:maplist_([], _1506840, user:mfix_vars1)
   Exit: (192) [apply] apply:maplist_([], [], user:mfix_vars1)
   Exit: (191) [apply] apply:maplist_([0], [0], user:mfix_vars1)
   Exit: (190) [apply] apply:maplist_([44, 0], [44, 0], user:mfix_vars1)
   Exit: (189) [apply] apply:maplist_([";; $depth: a Nat representing the maximum depth of the generated", 44, 0], [";; $depth: a Nat representing the maximum depth of the generated", 44, 0], user:mfix_vars1)
^  Exit: (188) [apply] apply:maplist(user:mfix_vars1, [";; $depth: a Nat representing the maximum depth of the generated", 44, 0], [";; $depth: a Nat representing the maximum depth of the generated", 44, 0])
   Call: (188) [system] compound_name_arguments(_1455774, '$COMMENT', [";; $depth: a Nat representing the maximum depth of the generated", 44, 0])
   Exit: (188) [system] compound_name_arguments('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), '$COMMENT', [";; $depth: a Nat representing the maximum depth of the generated", 44, 0])
^  Exit: (187) [user] mfix_vars1('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0))
^  Exit: (186) [system] call(user:mfix_vars1, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0))
^  Exit: (185) [system] once(user:call(mfix_vars1, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0)))
   Call: (185) [system] '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0)\=@='$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0)
^  Exit: (184) [user] trly(mfix_vars1, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0))
^  Exit: (183) [system] once(user:trly(mfix_vars1, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0)))
^  Exit: (182) [user] must_det_ll(user:trly(mfix_vars1, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0)))
^  Call: (182) [user] must_det_ll(trly(cons_to_c, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), _1535656))
^  Call: (183) [user] once(user:trly(cons_to_c, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), _1535656))
^  Call: (184) [user] trly(cons_to_c, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), _1535656)
^  Call: (185) [user] once(call(cons_to_c, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), _1538456))
^  Call: (186) [user] call(cons_to_c, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), _1538456)
^  Call: (187) [user] cons_to_c('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), _1538456)
^  Call: (188) [user] no_cons_reduce
^  Exit: (188) [user] no_cons_reduce
^  Exit: (187) [user] cons_to_c('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0))
^  Exit: (186) [system] call(user:cons_to_c, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0))
^  Exit: (185) [system] once(user:call(cons_to_c, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0)))
   Call: (185) [system] '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0)\=@='$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0)
^  Exit: (184) [user] trly(cons_to_c, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0))
^  Exit: (183) [system] once(user:trly(cons_to_c, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0)))
^  Exit: (182) [user] must_det_ll(user:trly(cons_to_c, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0)))
^  Call: (182) [user] must_det_ll(trly(cons_to_l, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), _1450158))
^  Call: (183) [user] once(user:trly(cons_to_l, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), _1450158))
^  Call: (184) [user] trly(cons_to_l, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), _1450158)
^  Call: (185) [user] once(call(cons_to_l, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), _1552414))
^  Call: (186) [user] call(cons_to_l, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), _1552414)
^  Call: (187) [user] cons_to_l('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), _1552414)
^  Call: (188) [user] no_cons_reduce
^  Exit: (188) [user] no_cons_reduce
^  Exit: (187) [user] cons_to_l('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0))
^  Exit: (186) [system] call(user:cons_to_l, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0))
^  Exit: (185) [system] once(user:call(cons_to_l, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0)))
   Call: (185) [system] '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0)\=@='$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0)
^  Exit: (184) [user] trly(cons_to_l, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0))
^  Exit: (183) [system] once(user:trly(cons_to_l, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0)))
^  Exit: (182) [user] must_det_ll(user:trly(cons_to_l, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0)))
^  Exit: (181) [user] untyped_to_metta('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0))
^  Exit: (180) [system] call(user:untyped_to_metta, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0))
^  Exit: (179) [system] once(user:call(untyped_to_metta, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0)))
   Call: (179) [system] '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0)\=@='$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0)
^  Exit: (178) [user] trly(untyped_to_metta, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0))
^  Exit: (177) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0))
   Call: (177) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0))))
   Exit: (177) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0))))
^  Exit: (176) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0))
^  Exit: (175) [user] parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0))
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0))
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0))
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0))))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0))))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0))
^  Exit: (171) [user] read_sform((0x55fbb4538270), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0))
^  Exit: (170) [system] once(user:read_sform((0x55fbb4538270), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0)))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55fbb4538270), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0)))
   Call: (169) [system] '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0)==end_of_file
   Fail: (169) [system] '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0)==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1727480701.434666), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480701.434666), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0)), 92]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), nthesize_long_1727480696_9164743, 92)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1727480701.434666), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480701.434666), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0)), 92]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1727480705.4366713)
   Call: (173) [system] arg(1, t(1727480701.434666), _3148)
   Exit: (173) [system] arg(1, t(1727480701.434666), 1727480701.434666)
   Call: (173) [system] _3158 is 1727480705.4366713-1727480701.434666
   Exit: (173) [system] 4.002005338668823 is 1727480705.4366713-1727480701.434666
   Call: (173) [system] 4.002005338668823>4
   Exit: (173) [system] 4.002005338668823>4
   Call: (173) [system] nb_setarg(1, t(1727480701.434666), 1727480705.4366713)
   Exit: (173) [system] nb_setarg(1, t(1727480705.4366713), 1727480705.4366713)
^  Call: (173) [user] move_cursor_to_first_column
   Call: (174) [system] write(user_error, '')

   Exit: (174) [system] write(user_error, '')
^  Exit: (173) [user] move_cursor_to_first_column
^  Call: (173) [user] format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0)), 92])
; 
^  Call: (175) [user] write_src_woi('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0))
^  Call: (177) [system] setup_call_cleanup('$notrace'(_1599346, _1599348), once(user:with_indents(false, write_src('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0)))), '$restore_trace'(_1599346, _1599348))
^  Call: (178) [system] sig_atomic(system:'$notrace'(_1599346, _1599348))
(%COMMENT  ";; $depth: a Nat representing the maximum depth of the generated" 44 0)
^  Exit: (177) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:with_indents(false, write_src('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0)))), system:'$restore_trace'(3, -1))
^  Exit: (175) [user] write_src_woi('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0))
 ; line: 92 
^  Exit: (173) [user] format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0)), 92])
   Call: (173) [system] write(user_error, '')

   Exit: (173) [system] write(user_error, '')
^  Call: (173) [user] move_cursor_to_first_column
   Call: (174) [system] write(user_error, '')

   Exit: (174) [system] write(user_error, '')
^  Exit: (173) [user] move_cursor_to_first_column
^  Exit: (171) [user] if_t((get_time(1727480705.4366713), arg(1, t(1727480705.4366713), 1727480701.434666), 4.002005338668823 is 1727480705.4366713-1727480701.434666, 4.002005338668823>4), (nb_setarg(1, t(1727480705.4366713), 1727480705.4366713), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0)), 92]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 10)
   Call: (175) [system] atom(10+1)
   Call: (175) [system] set_flag(translated_forms, 11)
   Exit: (175) [system] set_flag(translated_forms, 11)
   Exit: (174) [$syspreds] update_flag(translated_forms, 10, 10+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 10, 10+1))
   Exit: (171) [$syspreds] flag(translated_forms, 10, 10+1)
^  Call: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), nthesize_long_1727480696_9164743, 92)
^  Call: (172) [user] format((0x55fbb44dfd70), "/* ~w */~n", [";; $depth: a Nat representing the maximum depth of the generated"])
^  Exit: (172) [user] format((0x55fbb44dfd70), "/* ~w */~n", [";; $depth: a Nat representing the maximum depth of the generated"])
^  Exit: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), nthesize_long_1727480696_9164743, 92)
^  Exit: (169) [system] once(user:(if_t((get_time(1727480705.4366713), arg(1, t(1727480705.4366713), 1727480701.434666), 4.002005338668823 is 1727480705.4366713-1727480701.434666, 4.002005338668823>4), (nb_setarg(1, t(1727480705.4366713), 1727480705.4366713), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0)), 92]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 10, 10+1), write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 44, 0), nthesize_long_1727480696_9164743, 92)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55fbb4538270))
   Fail: (169) [system] at_end_of_stream((0x55fbb4538270))
^  Call: (169) [user] must_det_ll(line_count((0x55fbb4538270), _3074))
^  Call: (170) [user] once(user:line_count((0x55fbb4538270), _3074))
   Call: (171) [system] line_count((0x55fbb4538270), _3074)
   Exit: (171) [system] line_count((0x55fbb4538270), 94)
^  Exit: (170) [system] once(user:line_count((0x55fbb4538270), 94))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55fbb4538270), 94))
^  Call: (169) [user] must_det_ll(read_sform((0x55fbb4538270), _3084))
^  Call: (170) [user] once(user:read_sform((0x55fbb4538270), _3084))
^  Call: (171) [user] read_sform((0x55fbb4538270), _3084)
   Call: (172) [system] string((0x55fbb4538270))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (173) [system] string((0x55fbb4538270))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (174) [system] at_end_of_stream((0x55fbb4538270))
   Call: (174) [system] peek_char((0x55fbb4538270), _1646904)
   Exit: (174) [system] peek_char((0x55fbb4538270), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55fbb4538270), '\n')
   Exit: (174) [system] get_char((0x55fbb4538270), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), _3084)
   Call: (175) [system] at_end_of_stream((0x55fbb4538270))
   Call: (175) [system] peek_char((0x55fbb4538270), _1654326)
   Exit: (175) [system] peek_char((0x55fbb4538270), '(')
   Call: (175) [system] char_type('(', space)
^  Call: (175) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (176) [system] string((0x55fbb4538270))
^  Exit: (175) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (175) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (176) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (177) [system] at_end_of_stream((0x55fbb4538270))
   Call: (177) [system] peek_char((0x55fbb4538270), _1662664)
   Exit: (177) [system] peek_char((0x55fbb4538270), '(')
   Call: (177) [system] char_type('(', space)
   Call: (177) [system] _1665450=(0x55fbb4538270)
   Exit: (177) [system] (0x55fbb4538270)=(0x55fbb4538270)
^  Call: (177) [user] once((read_position((0x55fbb4538270), _1667318, _1667320, _1667322, _1667324), read_sexpr((0x55fbb4538270), _1667336), assertz(metta_file_comment(_1667318, _1667320, _1667322, _1667336, _1667324))))
^  Call: (179) [user] read_position((0x55fbb4538270), _1667318, _1667320, _1667322, _1667324)
   Call: (180) [system] stream_property((0x55fbb4538270), position(_1667324))
   Call: (181) [system] nonvar((0x55fbb4538270))
   Exit: (181) [system] nonvar((0x55fbb4538270))
   Call: (181) [system] nonvar(position(_1667324))
   Exit: (181) [system] nonvar(position(_1667324))
   Exit: (180) [system] stream_property((0x55fbb4538270), position('$stream_position'(3983, 95, 0, 3983)))
   Call: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(3983, 95, 0, 3983), _1667318)
   Call: (181) [system] nonvar(line_count)
   Exit: (181) [system] nonvar(line_count)
   Call: (181) [$syspreds] stream_position_field(line_count, _1677576)
   Exit: (181) [$syspreds] stream_position_field(line_count, 2)
   Call: (181) [system] arg(2, '$stream_position'(3983, 95, 0, 3983), _1667318)
   Exit: (181) [system] arg(2, '$stream_position'(3983, 95, 0, 3983), 95)
   Exit: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(3983, 95, 0, 3983), 95)
   Call: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(3983, 95, 0, 3983), _1667320)
   Call: (181) [system] nonvar(line_position)
   Exit: (181) [system] nonvar(line_position)
   Call: (181) [$syspreds] stream_position_field(line_position, _1685010)
   Exit: (181) [$syspreds] stream_position_field(line_position, 3)
   Call: (181) [system] arg(3, '$stream_position'(3983, 95, 0, 3983), _1667320)
   Exit: (181) [system] arg(3, '$stream_position'(3983, 95, 0, 3983), 0)
   Exit: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(3983, 95, 0, 3983), 0)
   Call: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(3983, 95, 0, 3983), _1667322)
   Call: (181) [system] nonvar(char_count)
   Exit: (181) [system] nonvar(char_count)
   Call: (181) [$syspreds] stream_position_field(char_count, _1692444)
   Exit: (181) [$syspreds] stream_position_field(char_count, 1)
   Call: (181) [system] arg(1, '$stream_position'(3983, 95, 0, 3983), _1667322)
   Exit: (181) [system] arg(1, '$stream_position'(3983, 95, 0, 3983), 3983)
   Exit: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(3983, 95, 0, 3983), 3983)
^  Exit: (179) [user] read_position((0x55fbb4538270), 95, 0, 3983, '$stream_position'(3983, 95, 0, 3983))
^  Call: (179) [user] read_sexpr((0x55fbb4538270), _1667336)
   Call: (180) [system] string((0x55fbb4538270))
   Fail: (180) [system] string((0x55fbb4538270))
^  Call: (180) [user] cont_sexpr(')', (0x55fbb4538270), _1667336)
^  Call: (181) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] peek_char((0x55fbb4538270), _1702670)
   Exit: (182) [system] peek_char((0x55fbb4538270), '(')
   Call: (182) [system] '('=(;)
   Fail: (182) [system] '('=(;)
   Call: (182) [system] '('=(/)
   Fail: (182) [system] '('=(/)
^  Call: (182) [user] is_like_space('(')
   Call: (183) [system] char_type('(', 'white')
   Fail: (183) [system] char_type('(', 'white')
   Call: (183) [system] char_type('(', end_of_line)
   Fail: (183) [system] char_type('(', end_of_line)
   Call: (183) [system] char_type('(', space)
   Fail: (183) [system] char_type('(', space)
   Call: (183) [system] char_type('(', cntrl)
   Fail: (183) [system] char_type('(', cntrl)
^  Fail: (182) [user] is_like_space('(')
^  Exit: (181) [user] skip_spaces((0x55fbb4538270))
   Call: (181) [system] get_char((0x55fbb4538270), _1718680)
   Exit: (181) [system] get_char((0x55fbb4538270), '(')
   Call: (181) [system] '('='('
   Exit: (181) [system] '('='('
^  Call: (181) [user] read_list(')', (0x55fbb4538270), _1667336)
^  Call: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _1724250)
   Exit: (183) [system] peek_char((0x55fbb4538270), =)
   Call: (183) [system] (=)=(;)
   Fail: (183) [system] (=)=(;)
   Call: (183) [system] (=)=(/)
   Fail: (183) [system] (=)=(/)
^  Call: (183) [user] is_like_space(=)
   Call: (184) [system] char_type(=, 'white')
   Fail: (184) [system] char_type(=, 'white')
   Call: (184) [system] char_type(=, end_of_line)
   Fail: (184) [system] char_type(=, end_of_line)
   Call: (184) [system] char_type(=, space)
   Fail: (184) [system] char_type(=, space)
   Call: (184) [system] char_type(=, cntrl)
   Fail: (184) [system] char_type(=, cntrl)
^  Fail: (183) [user] is_like_space(=)
^  Exit: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] peek_char((0x55fbb4538270), _1740260)
   Exit: (182) [system] peek_char((0x55fbb4538270), =)
   Call: (182) [system] (=)=')'
   Fail: (182) [system] (=)=')'
   Call: (182) [system] (=)=end_of_file
   Fail: (182) [system] (=)=end_of_file
^  Call: (182) [user] cont_sexpr(')', (0x55fbb4538270), _1745830)
^  Call: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _1747688)
   Exit: (184) [system] peek_char((0x55fbb4538270), =)
   Call: (184) [system] (=)=(;)
   Fail: (184) [system] (=)=(;)
   Call: (184) [system] (=)=(/)
   Fail: (184) [system] (=)=(/)
^  Call: (184) [user] is_like_space(=)
   Call: (185) [system] char_type(=, 'white')
   Fail: (185) [system] char_type(=, 'white')
   Call: (185) [system] char_type(=, end_of_line)
   Fail: (185) [system] char_type(=, end_of_line)
   Call: (185) [system] char_type(=, space)
   Fail: (185) [system] char_type(=, space)
   Call: (185) [system] char_type(=, cntrl)
   Fail: (185) [system] char_type(=, cntrl)
^  Fail: (184) [user] is_like_space(=)
^  Exit: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] get_char((0x55fbb4538270), _1763698)
   Exit: (183) [system] get_char((0x55fbb4538270), =)
   Call: (183) [system] (=)='('
   Fail: (183) [system] (=)='('
   Call: (183) [system] (=)='['
   Fail: (183) [system] (=)='['
   Call: (183) [system] (=)='{'
   Fail: (183) [system] (=)='{'
   Call: (183) [system] (=)='"'
   Fail: (183) [system] (=)='"'
   Call: (183) [system] (=)=!
   Fail: (183) [system] (=)=!
   Call: (183) [system] (=)='\''
   Fail: (183) [system] (=)='\''
   Call: (183) [system] (=)='`'
   Fail: (183) [system] (=)='`'
   Call: (183) [system] (=)=end_of_file
   Fail: (183) [system] (=)=end_of_file
^  Call: (183) [user] read_symbolic(')', (0x55fbb4538270), =, _1745830)
^  Call: (184) [user] read_symbolic_cont(')', (0x55fbb4538270), _1781340)
   Call: (185) [system] peek_char((0x55fbb4538270), _1782274)
   Exit: (185) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (185) [user] is_delimiter(' ')
   Call: (186) [system] char_type(' ', space)
   Exit: (186) [system] char_type(' ', space)
^  Exit: (185) [user] is_delimiter(' ')
   Call: (185) [system] _1781340=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (184) [user] classify_and_convert_charseq([=], _1745830)
^  Call: (185) [user] classify_and_convert_charseq_([=], _1791558)
^  Call: (187) [system] setup_call_cleanup('$notrace'(_1792510, _1792512), once(user:catch(read_from_chars([=], _1791558), _1792492, fail)), '$restore_trace'(_1792510, _1792512))
^  Call: (188) [system] sig_atomic(system:'$notrace'(_1792510, _1792512))
^  Exit: (187) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([=], =), _1792492, fail)), system:'$restore_trace'(3, -1))
   Call: (186) [system] atomic(=)
   Exit: (186) [system] atomic(=)
^  Exit: (185) [user] classify_and_convert_charseq_([=], =)
   Call: (185) [system] integer(=)
   Fail: (185) [system] integer(=)
   Call: (185) [system] _1745830=(=)
   Exit: (185) [system] (=)=(=)
^  Exit: (184) [user] classify_and_convert_charseq([=], =)
^  Exit: (183) [user] read_symbolic(')', (0x55fbb4538270), =, =)
^  Exit: (182) [user] cont_sexpr(')', (0x55fbb4538270), =)
^  Call: (182) [user] read_list(')', (0x55fbb4538270), _1804638)
^  Call: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _1806496)
   Exit: (184) [system] peek_char((0x55fbb4538270), ' ')
   Call: (184) [system] ' '=(;)
   Fail: (184) [system] ' '=(;)
   Call: (184) [system] ' '=(/)
   Fail: (184) [system] ' '=(/)
^  Call: (184) [user] is_like_space(' ')
   Call: (185) [system] char_type(' ', 'white')
   Exit: (185) [system] char_type(' ', 'white')
^  Exit: (184) [user] is_like_space(' ')
   Call: (184) [system] get_char((0x55fbb4538270), _1816090)
   Exit: (184) [system] get_char((0x55fbb4538270), ' ')
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1818794)
   Exit: (185) [system] peek_char((0x55fbb4538270), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
   Call: (185) [system] '('=(/)
   Fail: (185) [system] '('=(/)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
^  Exit: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _1835728)
   Exit: (183) [system] peek_char((0x55fbb4538270), '(')
   Call: (183) [system] '('=')'
   Fail: (183) [system] '('=')'
   Call: (183) [system] '('=end_of_file
   Fail: (183) [system] '('=end_of_file
^  Call: (183) [user] cont_sexpr(')', (0x55fbb4538270), _1841298)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1843156)
   Exit: (185) [system] peek_char((0x55fbb4538270), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
   Call: (185) [system] '('=(/)
   Fail: (185) [system] '('=(/)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] get_char((0x55fbb4538270), _1859166)
   Exit: (184) [system] get_char((0x55fbb4538270), '(')
   Call: (184) [system] '('='('
   Exit: (184) [system] '('='('
^  Call: (184) [user] read_list(')', (0x55fbb4538270), _1841298)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1864736)
   Exit: (186) [system] peek_char((0x55fbb4538270), k)
   Call: (186) [system] k=(;)
   Fail: (186) [system] k=(;)
   Call: (186) [system] k=(/)
   Fail: (186) [system] k=(/)
^  Call: (186) [user] is_like_space(k)
   Call: (187) [system] char_type(k, 'white')
   Fail: (187) [system] char_type(k, 'white')
   Call: (187) [system] char_type(k, end_of_line)
   Fail: (187) [system] char_type(k, end_of_line)
   Call: (187) [system] char_type(k, space)
   Fail: (187) [system] char_type(k, space)
   Call: (187) [system] char_type(k, cntrl)
   Fail: (187) [system] char_type(k, cntrl)
^  Fail: (186) [user] is_like_space(k)
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1880746)
   Exit: (185) [system] peek_char((0x55fbb4538270), k)
   Call: (185) [system] k=')'
   Fail: (185) [system] k=')'
   Call: (185) [system] k=end_of_file
   Fail: (185) [system] k=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55fbb4538270), _1886316)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1888174)
   Exit: (187) [system] peek_char((0x55fbb4538270), k)
   Call: (187) [system] k=(;)
   Fail: (187) [system] k=(;)
   Call: (187) [system] k=(/)
   Fail: (187) [system] k=(/)
^  Call: (187) [user] is_like_space(k)
   Call: (188) [system] char_type(k, 'white')
   Fail: (188) [system] char_type(k, 'white')
   Call: (188) [system] char_type(k, end_of_line)
   Fail: (188) [system] char_type(k, end_of_line)
   Call: (188) [system] char_type(k, space)
   Fail: (188) [system] char_type(k, space)
   Call: (188) [system] char_type(k, cntrl)
   Fail: (188) [system] char_type(k, cntrl)
^  Fail: (187) [user] is_like_space(k)
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] get_char((0x55fbb4538270), _1904184)
   Exit: (186) [system] get_char((0x55fbb4538270), k)
   Call: (186) [system] k='('
   Fail: (186) [system] k='('
   Call: (186) [system] k='['
   Fail: (186) [system] k='['
   Call: (186) [system] k='{'
   Fail: (186) [system] k='{'
   Call: (186) [system] k='"'
   Fail: (186) [system] k='"'
   Call: (186) [system] k=!
   Fail: (186) [system] k=!
   Call: (186) [system] k='\''
   Fail: (186) [system] k='\''
   Call: (186) [system] k='`'
   Fail: (186) [system] k='`'
   Call: (186) [system] k=end_of_file
   Fail: (186) [system] k=end_of_file
^  Call: (186) [user] read_symbolic(')', (0x55fbb4538270), k, _1886316)
^  Call: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), _1921826)
   Call: (188) [system] peek_char((0x55fbb4538270), _1922760)
   Exit: (188) [system] peek_char((0x55fbb4538270), b)
^  Call: (188) [user] is_delimiter(b)
   Call: (189) [system] char_type(b, space)
   Fail: (189) [system] char_type(b, space)
   Call: (189) [system] arg(_1927480, v('(', ')', end_of_file), b)
   Fail: (189) [system] arg(_1928412, v('(', ')', end_of_file), b)
^  Fail: (188) [user] is_delimiter(b)
   Call: (188) [system] ')'==b
   Fail: (188) [system] ')'==b
   Call: (188) [system] get_char((0x55fbb4538270), b)
   Exit: (188) [system] get_char((0x55fbb4538270), b)
   Call: (188) [system] b=(\)
   Fail: (188) [system] b=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _1935762)
   Call: (189) [system] peek_char((0x55fbb4538270), _1936696)
   Exit: (189) [system] peek_char((0x55fbb4538270), ')')
^  Call: (189) [user] is_delimiter(')')
   Call: (190) [system] char_type(')', space)
   Fail: (190) [system] char_type(')', space)
   Call: (190) [system] arg(_1941416, v('(', ')', end_of_file), ')')
   Exit: (190) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (189) [user] is_delimiter(')')
   Call: (189) [system] _1935762=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (188) [system] _1921826=[b]
   Exit: (188) [system] [b]=[b]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
^  Call: (187) [user] classify_and_convert_charseq([k, b], _1886316)
^  Call: (188) [user] classify_and_convert_charseq_([k, b], _1950646)
^  Call: (190) [system] setup_call_cleanup('$notrace'(_1951598, _1951600), once(user:catch(read_from_chars([k, b], _1950646), _1951580, fail)), '$restore_trace'(_1951598, _1951600))
^  Call: (191) [system] sig_atomic(system:'$notrace'(_1951598, _1951600))
^  Exit: (190) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([k, b], kb), _1951580, fail)), system:'$restore_trace'(3, -1))
   Call: (189) [system] atomic(kb)
   Exit: (189) [system] atomic(kb)
^  Exit: (188) [user] classify_and_convert_charseq_([k, b], kb)
   Call: (188) [system] integer(kb)
   Fail: (188) [system] integer(kb)
   Call: (188) [system] _1886316=kb
   Exit: (188) [system] kb=kb
^  Exit: (187) [user] classify_and_convert_charseq([k, b], kb)
^  Exit: (186) [user] read_symbolic(')', (0x55fbb4538270), k, kb)
^  Exit: (185) [user] cont_sexpr(')', (0x55fbb4538270), kb)
^  Call: (185) [user] read_list(')', (0x55fbb4538270), _1963726)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1965584)
   Exit: (187) [system] peek_char((0x55fbb4538270), ')')
   Call: (187) [system] ')'=(;)
   Fail: (187) [system] ')'=(;)
   Call: (187) [system] ')'=(/)
   Fail: (187) [system] ')'=(/)
^  Call: (187) [user] is_like_space(')')
   Call: (188) [system] char_type(')', 'white')
   Fail: (188) [system] char_type(')', 'white')
   Call: (188) [system] char_type(')', end_of_line)
   Fail: (188) [system] char_type(')', end_of_line)
   Call: (188) [system] char_type(')', space)
   Fail: (188) [system] char_type(')', space)
   Call: (188) [system] char_type(')', cntrl)
   Fail: (188) [system] char_type(')', cntrl)
^  Fail: (187) [user] is_like_space(')')
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1981594)
   Exit: (186) [system] peek_char((0x55fbb4538270), ')')
   Call: (186) [system] ')'=')'
   Exit: (186) [system] ')'=')'
   Call: (186) [system] get_char((0x55fbb4538270), _1985384)
   Exit: (186) [system] get_char((0x55fbb4538270), ')')
   Call: (186) [system] _1963726=[]
   Exit: (186) [system] []=[]
^  Exit: (185) [user] read_list(')', (0x55fbb4538270), [])
   Call: (185) [system] _1841298=[kb]
   Exit: (185) [system] [kb]=[kb]
^  Exit: (184) [user] read_list(')', (0x55fbb4538270), [kb])
^  Exit: (183) [user] cont_sexpr(')', (0x55fbb4538270), [kb])
^  Call: (183) [user] read_list(')', (0x55fbb4538270), _1993678)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1995536)
   Exit: (185) [system] peek_char((0x55fbb4538270), ' ')
   Call: (185) [system] ' '=(;)
   Fail: (185) [system] ' '=(;)
   Call: (185) [system] ' '=(/)
   Fail: (185) [system] ' '=(/)
^  Call: (185) [user] is_like_space(' ')
   Call: (186) [system] char_type(' ', 'white')
   Exit: (186) [system] char_type(' ', 'white')
^  Exit: (185) [user] is_like_space(' ')
   Call: (185) [system] get_char((0x55fbb4538270), _2005130)
   Exit: (185) [system] get_char((0x55fbb4538270), ' ')
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _2007834)
   Exit: (186) [system] peek_char((0x55fbb4538270), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
   Call: (186) [system] '('=(/)
   Fail: (186) [system] '('=(/)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _2024768)
   Exit: (184) [system] peek_char((0x55fbb4538270), '(')
   Call: (184) [system] '('=')'
   Fail: (184) [system] '('=')'
   Call: (184) [system] '('=end_of_file
   Fail: (184) [system] '('=end_of_file
^  Call: (184) [user] cont_sexpr(')', (0x55fbb4538270), _2030338)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _2032196)
   Exit: (186) [system] peek_char((0x55fbb4538270), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
   Call: (186) [system] '('=(/)
   Fail: (186) [system] '('=(/)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] get_char((0x55fbb4538270), _2048206)
   Exit: (185) [system] get_char((0x55fbb4538270), '(')
   Call: (185) [system] '('='('
   Exit: (185) [system] '('='('
^  Call: (185) [user] read_list(')', (0x55fbb4538270), _2030338)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _2053776)
   Exit: (187) [system] peek_char((0x55fbb4538270), :)
   Call: (187) [system] (:)=(;)
   Fail: (187) [system] (:)=(;)
   Call: (187) [system] (:)=(/)
   Fail: (187) [system] (:)=(/)
^  Call: (187) [user] is_like_space(:)
   Call: (188) [system] char_type(:, 'white')
   Fail: (188) [system] char_type(:, 'white')
   Call: (188) [system] char_type(:, end_of_line)
   Fail: (188) [system] char_type(:, end_of_line)
   Call: (188) [system] char_type(:, space)
   Fail: (188) [system] char_type(:, space)
   Call: (188) [system] char_type(:, cntrl)
   Fail: (188) [system] char_type(:, cntrl)
^  Fail: (187) [user] is_like_space(:)
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _2069786)
   Exit: (186) [system] peek_char((0x55fbb4538270), :)
   Call: (186) [system] (:)=')'
   Fail: (186) [system] (:)=')'
   Call: (186) [system] (:)=end_of_file
   Fail: (186) [system] (:)=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55fbb4538270), _2075356)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _2077214)
   Exit: (188) [system] peek_char((0x55fbb4538270), :)
   Call: (188) [system] (:)=(;)
   Fail: (188) [system] (:)=(;)
   Call: (188) [system] (:)=(/)
   Fail: (188) [system] (:)=(/)
^  Call: (188) [user] is_like_space(:)
   Call: (189) [system] char_type(:, 'white')
   Fail: (189) [system] char_type(:, 'white')
   Call: (189) [system] char_type(:, end_of_line)
   Fail: (189) [system] char_type(:, end_of_line)
   Call: (189) [system] char_type(:, space)
   Fail: (189) [system] char_type(:, space)
   Call: (189) [system] char_type(:, cntrl)
   Fail: (189) [system] char_type(:, cntrl)
^  Fail: (188) [user] is_like_space(:)
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] get_char((0x55fbb4538270), _2093224)
   Exit: (187) [system] get_char((0x55fbb4538270), :)
   Call: (187) [system] (:)='('
   Fail: (187) [system] (:)='('
   Call: (187) [system] (:)='['
   Fail: (187) [system] (:)='['
   Call: (187) [system] (:)='{'
   Fail: (187) [system] (:)='{'
   Call: (187) [system] (:)='"'
   Fail: (187) [system] (:)='"'
   Call: (187) [system] (:)=!
   Fail: (187) [system] (:)=!
   Call: (187) [system] (:)='\''
   Fail: (187) [system] (:)='\''
   Call: (187) [system] (:)='`'
   Fail: (187) [system] (:)='`'
   Call: (187) [system] (:)=end_of_file
   Fail: (187) [system] (:)=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55fbb4538270), :, _3384)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _17280)
   Call: (189) [system] peek_char((0x55fbb4538270), _18214)
   Exit: (189) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (189) [user] is_delimiter(' ')
   Call: (190) [system] char_type(' ', space)
   Exit: (190) [system] char_type(' ', space)
^  Exit: (189) [user] is_delimiter(' ')
   Call: (189) [system] _17280=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (188) [user] classify_and_convert_charseq([:], _3384)
^  Call: (189) [user] classify_and_convert_charseq_([:], _27498)
^  Call: (191) [system] setup_call_cleanup('$notrace'(_28450, _28452), once(user:catch(read_from_chars([:], _27498), _28432, fail)), '$restore_trace'(_28450, _28452))
^  Call: (192) [system] sig_atomic(system:'$notrace'(_28450, _28452))
^  Exit: (191) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _28432, fail)), system:'$restore_trace'(3, -1))
   Call: (190) [system] atomic(:)
   Exit: (190) [system] atomic(:)
^  Exit: (189) [user] classify_and_convert_charseq_([:], :)
   Call: (189) [system] integer(:)
   Fail: (189) [system] integer(:)
   Call: (189) [system] _3384=(:)
   Exit: (189) [system] (:)=(:)
^  Exit: (188) [user] classify_and_convert_charseq([:], :)
^  Exit: (187) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (186) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (186) [user] read_list(')', (0x55fbb4538270), _40578)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _42436)
   Exit: (188) [system] peek_char((0x55fbb4538270), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
   Call: (188) [system] ' '=(/)
   Fail: (188) [system] ' '=(/)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55fbb4538270), _52030)
   Exit: (188) [system] get_char((0x55fbb4538270), ' ')
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _54734)
   Exit: (189) [system] peek_char((0x55fbb4538270), a)
   Call: (189) [system] a=(;)
   Fail: (189) [system] a=(;)
   Call: (189) [system] a=(/)
   Fail: (189) [system] a=(/)
^  Call: (189) [user] is_like_space(a)
   Call: (190) [system] char_type(a, 'white')
   Fail: (190) [system] char_type(a, 'white')
   Call: (190) [system] char_type(a, end_of_line)
   Fail: (190) [system] char_type(a, end_of_line)
   Call: (190) [system] char_type(a, space)
   Fail: (190) [system] char_type(a, space)
   Call: (190) [system] char_type(a, cntrl)
   Fail: (190) [system] char_type(a, cntrl)
^  Fail: (189) [user] is_like_space(a)
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _71668)
   Exit: (187) [system] peek_char((0x55fbb4538270), a)
   Call: (187) [system] a=')'
   Fail: (187) [system] a=')'
   Call: (187) [system] a=end_of_file
   Fail: (187) [system] a=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55fbb4538270), _77238)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _79096)
   Exit: (189) [system] peek_char((0x55fbb4538270), a)
   Call: (189) [system] a=(;)
   Fail: (189) [system] a=(;)
   Call: (189) [system] a=(/)
   Fail: (189) [system] a=(/)
^  Call: (189) [user] is_like_space(a)
   Call: (190) [system] char_type(a, 'white')
   Fail: (190) [system] char_type(a, 'white')
   Call: (190) [system] char_type(a, end_of_line)
   Fail: (190) [system] char_type(a, end_of_line)
   Call: (190) [system] char_type(a, space)
   Fail: (190) [system] char_type(a, space)
   Call: (190) [system] char_type(a, cntrl)
   Fail: (190) [system] char_type(a, cntrl)
^  Fail: (189) [user] is_like_space(a)
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] get_char((0x55fbb4538270), _95106)
   Exit: (188) [system] get_char((0x55fbb4538270), a)
   Call: (188) [system] a='('
   Fail: (188) [system] a='('
   Call: (188) [system] a='['
   Fail: (188) [system] a='['
   Call: (188) [system] a='{'
   Fail: (188) [system] a='{'
   Call: (188) [system] a='"'
   Fail: (188) [system] a='"'
   Call: (188) [system] a=!
   Fail: (188) [system] a=!
   Call: (188) [system] a='\''
   Fail: (188) [system] a='\''
   Call: (188) [system] a='`'
   Fail: (188) [system] a='`'
   Call: (188) [system] a=end_of_file
   Fail: (188) [system] a=end_of_file
^  Call: (188) [user] read_symbolic(')', (0x55fbb4538270), a, _77238)
^  Call: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), _112748)
   Call: (190) [system] peek_char((0x55fbb4538270), _113682)
   Exit: (190) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (190) [user] is_delimiter(' ')
   Call: (191) [system] char_type(' ', space)
   Exit: (191) [system] char_type(' ', space)
^  Exit: (190) [user] is_delimiter(' ')
   Call: (190) [system] _112748=[]
   Exit: (190) [system] []=[]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (189) [user] classify_and_convert_charseq([a], _77238)
^  Call: (190) [user] classify_and_convert_charseq_([a], _122966)
^  Call: (192) [system] setup_call_cleanup('$notrace'(_123918, _123920), once(user:catch(read_from_chars([a], _122966), _123900, fail)), '$restore_trace'(_123918, _123920))
^  Call: (193) [system] sig_atomic(system:'$notrace'(_123918, _123920))
^  Exit: (192) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _123900, fail)), system:'$restore_trace'(3, -1))
   Call: (191) [system] atomic(a)
   Exit: (191) [system] atomic(a)
^  Exit: (190) [user] classify_and_convert_charseq_([a], a)
   Call: (190) [system] integer(a)
   Fail: (190) [system] integer(a)
   Call: (190) [system] _77238=a
   Exit: (190) [system] a=a
^  Exit: (189) [user] classify_and_convert_charseq([a], a)
^  Exit: (188) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (187) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (187) [user] read_list(')', (0x55fbb4538270), _136046)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _137904)
   Exit: (189) [system] peek_char((0x55fbb4538270), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
   Call: (189) [system] ' '=(/)
   Fail: (189) [system] ' '=(/)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55fbb4538270), _147498)
   Exit: (189) [system] get_char((0x55fbb4538270), ' ')
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _150202)
   Exit: (190) [system] peek_char((0x55fbb4538270), 'A')
   Call: (190) [system] 'A'=(;)
   Fail: (190) [system] 'A'=(;)
   Call: (190) [system] 'A'=(/)
   Fail: (190) [system] 'A'=(/)
^  Call: (190) [user] is_like_space('A')
   Call: (191) [system] char_type('A', 'white')
   Fail: (191) [system] char_type('A', 'white')
   Call: (191) [system] char_type('A', end_of_line)
   Fail: (191) [system] char_type('A', end_of_line)
   Call: (191) [system] char_type('A', space)
   Fail: (191) [system] char_type('A', space)
   Call: (191) [system] char_type('A', cntrl)
   Fail: (191) [system] char_type('A', cntrl)
^  Fail: (190) [user] is_like_space('A')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _167136)
   Exit: (188) [system] peek_char((0x55fbb4538270), 'A')
   Call: (188) [system] 'A'=')'
   Fail: (188) [system] 'A'=')'
   Call: (188) [system] 'A'=end_of_file
   Fail: (188) [system] 'A'=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55fbb4538270), _172706)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _174564)
   Exit: (190) [system] peek_char((0x55fbb4538270), 'A')
   Call: (190) [system] 'A'=(;)
   Fail: (190) [system] 'A'=(;)
   Call: (190) [system] 'A'=(/)
   Fail: (190) [system] 'A'=(/)
^  Call: (190) [user] is_like_space('A')
   Call: (191) [system] char_type('A', 'white')
   Fail: (191) [system] char_type('A', 'white')
   Call: (191) [system] char_type('A', end_of_line)
   Fail: (191) [system] char_type('A', end_of_line)
   Call: (191) [system] char_type('A', space)
   Fail: (191) [system] char_type('A', space)
   Call: (191) [system] char_type('A', cntrl)
   Fail: (191) [system] char_type('A', cntrl)
^  Fail: (190) [user] is_like_space('A')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] get_char((0x55fbb4538270), _190574)
   Exit: (189) [system] get_char((0x55fbb4538270), 'A')
   Call: (189) [system] 'A'='('
   Fail: (189) [system] 'A'='('
   Call: (189) [system] 'A'='['
   Fail: (189) [system] 'A'='['
   Call: (189) [system] 'A'='{'
   Fail: (189) [system] 'A'='{'
   Call: (189) [system] 'A'='"'
   Fail: (189) [system] 'A'='"'
   Call: (189) [system] 'A'=!
   Fail: (189) [system] 'A'=!
   Call: (189) [system] 'A'='\''
   Fail: (189) [system] 'A'='\''
   Call: (189) [system] 'A'='`'
   Fail: (189) [system] 'A'='`'
   Call: (189) [system] 'A'=end_of_file
   Fail: (189) [system] 'A'=end_of_file
^  Call: (189) [user] read_symbolic(')', (0x55fbb4538270), 'A', _172706)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _208216)
   Call: (191) [system] peek_char((0x55fbb4538270), _209150)
   Exit: (191) [system] peek_char((0x55fbb4538270), ')')
^  Call: (191) [user] is_delimiter(')')
   Call: (192) [system] char_type(')', space)
   Fail: (192) [system] char_type(')', space)
   Call: (192) [system] arg(_213870, v('(', ')', end_of_file), ')')
   Exit: (192) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (191) [user] is_delimiter(')')
   Call: (191) [system] _208216=[]
   Exit: (191) [system] []=[]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (190) [user] classify_and_convert_charseq(['A'], _172706)
^  Call: (191) [user] classify_and_convert_charseq_(['A'], _220306)
^  Call: (193) [system] setup_call_cleanup('$notrace'(_221258, _221260), once(user:catch(read_from_chars(['A'], _220306), _221240, fail)), '$restore_trace'(_221258, _221260))
^  Call: (194) [system] sig_atomic(system:'$notrace'(_221258, _221260))
^  Exit: (193) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _220306), _221240, fail)), system:'$restore_trace'(3, -1))
   Call: (192) [system] atomic(_220306)
   Fail: (192) [system] atomic(_220306)
   Call: (192) [system] atom_chars(_220306, ['A'])
   Exit: (192) [system] atom_chars('A', ['A'])
^  Exit: (191) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (191) [system] integer('A')
   Fail: (191) [system] integer('A')
   Call: (191) [system] _172706='A'
   Exit: (191) [system] 'A'='A'
^  Exit: (190) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (189) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (188) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (188) [user] read_list(')', (0x55fbb4538270), _235256)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _237114)
   Exit: (190) [system] peek_char((0x55fbb4538270), ')')
   Call: (190) [system] ')'=(;)
   Fail: (190) [system] ')'=(;)
   Call: (190) [system] ')'=(/)
   Fail: (190) [system] ')'=(/)
^  Call: (190) [user] is_like_space(')')
   Call: (191) [system] char_type(')', 'white')
   Fail: (191) [system] char_type(')', 'white')
   Call: (191) [system] char_type(')', end_of_line)
   Fail: (191) [system] char_type(')', end_of_line)
   Call: (191) [system] char_type(')', space)
   Fail: (191) [system] char_type(')', space)
   Call: (191) [system] char_type(')', cntrl)
   Fail: (191) [system] char_type(')', cntrl)
^  Fail: (190) [user] is_like_space(')')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _253124)
   Exit: (189) [system] peek_char((0x55fbb4538270), ')')
   Call: (189) [system] ')'=')'
   Exit: (189) [system] ')'=')'
   Call: (189) [system] get_char((0x55fbb4538270), _256914)
   Exit: (189) [system] get_char((0x55fbb4538270), ')')
   Call: (189) [system] _235256=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_list(')', (0x55fbb4538270), [])
   Call: (188) [system] _136046=['A']
   Exit: (188) [system] ['A']=['A']
^  Exit: (187) [user] read_list(')', (0x55fbb4538270), ['A'])
   Call: (187) [system] _40578=[a, 'A']
   Exit: (187) [system] [a, 'A']=[a, 'A']
^  Exit: (186) [user] read_list(')', (0x55fbb4538270), [a, 'A'])
   Call: (186) [system] _3378=[:, a, 'A']
   Exit: (186) [system] [:, a, 'A']=[:, a, 'A']
^  Exit: (185) [user] read_list(')', (0x55fbb4538270), [:, a, 'A'])
^  Exit: (184) [user] cont_sexpr(')', (0x55fbb4538270), [:, a, 'A'])
^  Call: (184) [user] read_list(')', (0x55fbb4538270), _270796)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _272654)
   Exit: (186) [system] peek_char((0x55fbb4538270), ')')
   Call: (186) [system] ')'=(;)
   Fail: (186) [system] ')'=(;)
   Call: (186) [system] ')'=(/)
   Fail: (186) [system] ')'=(/)
^  Call: (186) [user] is_like_space(')')
   Call: (187) [system] char_type(')', 'white')
   Fail: (187) [system] char_type(')', 'white')
   Call: (187) [system] char_type(')', end_of_line)
   Fail: (187) [system] char_type(')', end_of_line)
   Call: (187) [system] char_type(')', space)
   Fail: (187) [system] char_type(')', space)
   Call: (187) [system] char_type(')', cntrl)
   Fail: (187) [system] char_type(')', cntrl)
^  Fail: (186) [user] is_like_space(')')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _288664)
   Exit: (185) [system] peek_char((0x55fbb4538270), ')')
   Call: (185) [system] ')'=')'
   Exit: (185) [system] ')'=')'
   Call: (185) [system] get_char((0x55fbb4538270), _292454)
   Exit: (185) [system] get_char((0x55fbb4538270), ')')
   Call: (185) [system] _270796=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_list(')', (0x55fbb4538270), [])
   Call: (184) [system] _3374=[[:, a, 'A']]
   Exit: (184) [system] [[:, a, 'A']]=[[:, a, 'A']]
^  Exit: (183) [user] read_list(')', (0x55fbb4538270), [[:, a, 'A']])
   Call: (183) [system] _3362=[[kb], [:, a, 'A']]
   Exit: (183) [system] [[kb], [:, a, 'A']]=[[kb], [:, a, 'A']]
^  Exit: (182) [user] read_list(')', (0x55fbb4538270), [[kb], [:, a, 'A']])
   Call: (182) [system] _3322=[=, [kb], [:, a, 'A']]
   Exit: (182) [system] [=, [kb], [:, a, 'A']]=[=, [kb], [:, a, 'A']]
^  Exit: (181) [user] read_list(')', (0x55fbb4538270), [=, [kb], [:, a, 'A']])
^  Exit: (180) [user] cont_sexpr(')', (0x55fbb4538270), [=, [kb], [:, a, 'A']])
^  Exit: (179) [user] read_sexpr((0x55fbb4538270), [=, [kb], [:, a, 'A']])
^  Call: (179) [user] assertz(metta_file_comment(95, 0, 3983, [=, [kb], [:, a, 'A']], '$stream_position'(3983, 95, 0, 3983)))
^  Exit: (179) [user] assertz(metta_file_comment(95, 0, 3983, [=, [kb], [:, a, 'A']], '$stream_position'(3983, 95, 0, 3983)))
^  Exit: (177) [system] once(user:(read_position((0x55fbb4538270), 95, 0, 3983, '$stream_position'(3983, 95, 0, 3983)), read_sexpr((0x55fbb4538270), [=, [kb], [:, a, 'A']]), assertz(metta_file_comment(95, 0, 3983, [=, [kb], [:, a, 'A']], '$stream_position'(3983, 95, 0, 3983)))))
   Call: (177) [system] fail
^  Call: (177) [user] retract(metta_file_comment(_310972, _310974, _310976, _310978, _310980))
^  Exit: (177) [user] retract(metta_file_comment(45, 0, 1449, '$COMMENT'(";;         programs.", 45, 0), '$stream_position'(1449, 45, 0, 1449)))
^  Call: (177) [user] trly(untyped_to_metta, '$COMMENT'(";;         programs.", 45, 0), _3084)
^  Call: (178) [user] once(call(untyped_to_metta, '$COMMENT'(";;         programs.", 45, 0), _313808))
^  Call: (179) [user] call(untyped_to_metta, '$COMMENT'(";;         programs.", 45, 0), _313808)
^  Call: (180) [user] untyped_to_metta('$COMMENT'(";;         programs.", 45, 0), _313808)
^  Call: (181) [user] must_det_ll(trly(mfix_vars1, '$COMMENT'(";;         programs.", 45, 0), _316624))
^  Call: (182) [user] once(user:trly(mfix_vars1, '$COMMENT'(";;         programs.", 45, 0), _316624))
^  Call: (183) [user] trly(mfix_vars1, '$COMMENT'(";;         programs.", 45, 0), _316624)
^  Call: (184) [user] once(call(mfix_vars1, '$COMMENT'(";;         programs.", 45, 0), _319424))
^  Call: (185) [user] call(mfix_vars1, '$COMMENT'(";;         programs.", 45, 0), _319424)
^  Call: (186) [user] mfix_vars1('$COMMENT'(";;         programs.", 45, 0), _319424)
   Call: (187) [system] var('$COMMENT'(";;         programs.", 45, 0))
   Call: (187) [system] atom('$COMMENT'(";;         programs.", 45, 0))
   Call: (187) [system] '$COMMENT'(";;         programs.", 45, 0)==true
   Call: (187) [system] '$COMMENT'(";;         programs.", 45, 0)==false
   Call: (187) [system] '$COMMENT'(";;         programs.", 45, 0)==[_325944, _325950]
   Call: (187) [system] is_list('$COMMENT'(";;         programs.", 45, 0))
   Call: (187) [system] string('$COMMENT'(";;         programs.", 45, 0))
   Call: (187) [system] compound('$COMMENT'(";;         programs.", 45, 0))
   Exit: (187) [system] compound('$COMMENT'(";;         programs.", 45, 0))
   Call: (187) [system] compound_name_arguments('$COMMENT'(";;         programs.", 45, 0), _330578, _330580)
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";;         programs.", 45, 0), '$COMMENT', [";;         programs.", 45, 0])
   Call: (187) [system] '$COMMENT'\=='$VAR'
   Exit: (187) [system] '$COMMENT'\=='$VAR'
^  Call: (187) [user] apply:maplist(mfix_vars1, [";;         programs.", 45, 0], _334320)
   Call: (188) [apply] apply:maplist_([";;         programs.", 45, 0], _334320, user:mfix_vars1)
^  Call: (189) [user] mfix_vars1(";;         programs.", _336200)
   Call: (190) [system] var(";;         programs.")
   Call: (190) [system] atom(";;         programs.")
   Call: (190) [system] ";;         programs."==true
   Call: (190) [system] ";;         programs."==false
   Call: (190) [system] ";;         programs."==[_340842, _340848]
   Call: (190) [system] is_list(";;         programs.")
   Call: (190) [system] string(";;         programs.")
   Exit: (190) [system] string(";;         programs.")
^  Call: (190) [user] string_to_syms
   Call: (191) [system] fail
   Call: (190) [system] compound(";;         programs.")
^  Call: (190) [user] symbol(";;         programs.")
   Call: (191) [system] atom(";;         programs.")
   Fail: (191) [system] atom(";;         programs.")
^  Fail: (190) [user] symbol(";;         programs.")
   Call: (190) [system] ";;         programs."=_336200
   Exit: (190) [system] ";;         programs."=";;         programs."
^  Exit: (189) [user] mfix_vars1(";;         programs.", ";;         programs.")
   Call: (189) [apply] apply:maplist_([45, 0], _336202, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1(45, _354722)
   Call: (191) [system] var(45)
   Call: (191) [system] atom(45)
   Call: (191) [system] 45==true
   Call: (191) [system] 45==false
   Call: (191) [system] 45==[_359364, _359370]
   Call: (191) [system] is_list(45)
   Call: (191) [system] string(45)
   Call: (191) [system] compound(45)
^  Call: (191) [user] symbol(45)
   Call: (192) [system] atom(45)
   Fail: (192) [system] atom(45)
^  Fail: (191) [user] symbol(45)
   Call: (191) [system] 45=_354722
   Exit: (191) [system] 45=45
^  Exit: (190) [user] mfix_vars1(45, 45)
   Call: (190) [apply] apply:maplist_([0], _354724, user:mfix_vars1)
^  Call: (191) [user] mfix_vars1(0, _370488)
   Call: (192) [system] var(0)
   Call: (192) [system] atom(0)
   Call: (192) [system] 0==true
   Call: (192) [system] 0==false
   Call: (192) [system] 0==[_375130, _375136]
   Call: (192) [system] is_list(0)
   Call: (192) [system] string(0)
   Call: (192) [system] compound(0)
^  Call: (192) [user] symbol(0)
   Call: (193) [system] atom(0)
   Fail: (193) [system] atom(0)
^  Fail: (192) [user] symbol(0)
   Call: (192) [system] 0=_370488
   Exit: (192) [system] 0=0
^  Exit: (191) [user] mfix_vars1(0, 0)
   Call: (191) [apply] apply:maplist_([], _370490, user:mfix_vars1)
   Exit: (191) [apply] apply:maplist_([], [], user:mfix_vars1)
   Exit: (190) [apply] apply:maplist_([0], [0], user:mfix_vars1)
   Exit: (189) [apply] apply:maplist_([45, 0], [45, 0], user:mfix_vars1)
   Exit: (188) [apply] apply:maplist_([";;         programs.", 45, 0], [";;         programs.", 45, 0], user:mfix_vars1)
^  Exit: (187) [apply] apply:maplist(user:mfix_vars1, [";;         programs.", 45, 0], [";;         programs.", 45, 0])
   Call: (187) [system] compound_name_arguments(_319424, '$COMMENT', [";;         programs.", 45, 0])
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";;         programs.", 45, 0), '$COMMENT', [";;         programs.", 45, 0])
^  Exit: (186) [user] mfix_vars1('$COMMENT'(";;         programs.", 45, 0), '$COMMENT'(";;         programs.", 45, 0))
^  Exit: (185) [system] call(user:mfix_vars1, '$COMMENT'(";;         programs.", 45, 0), '$COMMENT'(";;         programs.", 45, 0))
^  Exit: (184) [system] once(user:call(mfix_vars1, '$COMMENT'(";;         programs.", 45, 0), '$COMMENT'(";;         programs.", 45, 0)))
   Call: (184) [system] '$COMMENT'(";;         programs.", 45, 0)\=@='$COMMENT'(";;         programs.", 45, 0)
^  Exit: (183) [user] trly(mfix_vars1, '$COMMENT'(";;         programs.", 45, 0), '$COMMENT'(";;         programs.", 45, 0))
^  Exit: (182) [system] once(user:trly(mfix_vars1, '$COMMENT'(";;         programs.", 45, 0), '$COMMENT'(";;         programs.", 45, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(mfix_vars1, '$COMMENT'(";;         programs.", 45, 0), '$COMMENT'(";;         programs.", 45, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_c, '$COMMENT'(";;         programs.", 45, 0), _399306))
^  Call: (182) [user] once(user:trly(cons_to_c, '$COMMENT'(";;         programs.", 45, 0), _399306))
^  Call: (183) [user] trly(cons_to_c, '$COMMENT'(";;         programs.", 45, 0), _399306)
^  Call: (184) [user] once(call(cons_to_c, '$COMMENT'(";;         programs.", 45, 0), _402106))
^  Call: (185) [user] call(cons_to_c, '$COMMENT'(";;         programs.", 45, 0), _402106)
^  Call: (186) [user] cons_to_c('$COMMENT'(";;         programs.", 45, 0), _402106)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_c('$COMMENT'(";;         programs.", 45, 0), '$COMMENT'(";;         programs.", 45, 0))
^  Exit: (185) [system] call(user:cons_to_c, '$COMMENT'(";;         programs.", 45, 0), '$COMMENT'(";;         programs.", 45, 0))
^  Exit: (184) [system] once(user:call(cons_to_c, '$COMMENT'(";;         programs.", 45, 0), '$COMMENT'(";;         programs.", 45, 0)))
   Call: (184) [system] '$COMMENT'(";;         programs.", 45, 0)\=@='$COMMENT'(";;         programs.", 45, 0)
^  Exit: (183) [user] trly(cons_to_c, '$COMMENT'(";;         programs.", 45, 0), '$COMMENT'(";;         programs.", 45, 0))
^  Exit: (182) [system] once(user:trly(cons_to_c, '$COMMENT'(";;         programs.", 45, 0), '$COMMENT'(";;         programs.", 45, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_c, '$COMMENT'(";;         programs.", 45, 0), '$COMMENT'(";;         programs.", 45, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_l, '$COMMENT'(";;         programs.", 45, 0), _313808))
^  Call: (182) [user] once(user:trly(cons_to_l, '$COMMENT'(";;         programs.", 45, 0), _313808))
^  Call: (183) [user] trly(cons_to_l, '$COMMENT'(";;         programs.", 45, 0), _313808)
^  Call: (184) [user] once(call(cons_to_l, '$COMMENT'(";;         programs.", 45, 0), _416064))
^  Call: (185) [user] call(cons_to_l, '$COMMENT'(";;         programs.", 45, 0), _416064)
^  Call: (186) [user] cons_to_l('$COMMENT'(";;         programs.", 45, 0), _416064)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_l('$COMMENT'(";;         programs.", 45, 0), '$COMMENT'(";;         programs.", 45, 0))
^  Exit: (185) [system] call(user:cons_to_l, '$COMMENT'(";;         programs.", 45, 0), '$COMMENT'(";;         programs.", 45, 0))
^  Exit: (184) [system] once(user:call(cons_to_l, '$COMMENT'(";;         programs.", 45, 0), '$COMMENT'(";;         programs.", 45, 0)))
   Call: (184) [system] '$COMMENT'(";;         programs.", 45, 0)\=@='$COMMENT'(";;         programs.", 45, 0)
^  Exit: (183) [user] trly(cons_to_l, '$COMMENT'(";;         programs.", 45, 0), '$COMMENT'(";;         programs.", 45, 0))
^  Exit: (182) [system] once(user:trly(cons_to_l, '$COMMENT'(";;         programs.", 45, 0), '$COMMENT'(";;         programs.", 45, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_l, '$COMMENT'(";;         programs.", 45, 0), '$COMMENT'(";;         programs.", 45, 0)))
^  Exit: (180) [user] untyped_to_metta('$COMMENT'(";;         programs.", 45, 0), '$COMMENT'(";;         programs.", 45, 0))
^  Exit: (179) [system] call(user:untyped_to_metta, '$COMMENT'(";;         programs.", 45, 0), '$COMMENT'(";;         programs.", 45, 0))
^  Exit: (178) [system] once(user:call(untyped_to_metta, '$COMMENT'(";;         programs.", 45, 0), '$COMMENT'(";;         programs.", 45, 0)))
   Call: (178) [system] '$COMMENT'(";;         programs.", 45, 0)\=@='$COMMENT'(";;         programs.", 45, 0)
^  Exit: (177) [user] trly(untyped_to_metta, '$COMMENT'(";;         programs.", 45, 0), '$COMMENT'(";;         programs.", 45, 0))
^  Exit: (176) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;         programs.", 45, 0))
   Call: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;         programs.", 45, 0))))
   Exit: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;         programs.", 45, 0))))
^  Exit: (175) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";;         programs.", 45, 0))
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";;         programs.", 45, 0))
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;         programs.", 45, 0))
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;         programs.", 45, 0))))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;         programs.", 45, 0))))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";;         programs.", 45, 0))
^  Exit: (171) [user] read_sform((0x55fbb4538270), '$COMMENT'(";;         programs.", 45, 0))
^  Exit: (170) [system] once(user:read_sform((0x55fbb4538270), '$COMMENT'(";;         programs.", 45, 0)))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55fbb4538270), '$COMMENT'(";;         programs.", 45, 0)))
   Call: (169) [system] '$COMMENT'(";;         programs.", 45, 0)==end_of_file
   Fail: (169) [system] '$COMMENT'(";;         programs.", 45, 0)==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;         programs.", 45, 0)), 94]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";;         programs.", 45, 0), nthesize_long_1727480696_9164743, 94)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;         programs.", 45, 0)), 94]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1727480705.5572093)
   Call: (173) [system] arg(1, t(1727480705.4366713), _3148)
   Exit: (173) [system] arg(1, t(1727480705.4366713), 1727480705.4366713)
   Call: (173) [system] _3158 is 1727480705.5572093-1727480705.4366713
   Exit: (173) [system] 0.12053799629211426 is 1727480705.5572093-1727480705.4366713
   Call: (173) [system] 0.12053799629211426>4
   Fail: (173) [system] 0.12053799629211426>4
^  Exit: (171) [user] if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;         programs.", 45, 0)), 94]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 11)
   Call: (175) [system] atom(11+1)
   Call: (175) [system] set_flag(translated_forms, 12)
   Exit: (175) [system] set_flag(translated_forms, 12)
   Exit: (174) [$syspreds] update_flag(translated_forms, 11, 11+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 11, 11+1))
   Exit: (171) [$syspreds] flag(translated_forms, 11, 11+1)
^  Call: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";;         programs.", 45, 0), nthesize_long_1727480696_9164743, 94)
^  Call: (172) [user] format((0x55fbb44dfd70), "/* ~w */~n", [";;         programs."])
^  Exit: (172) [user] format((0x55fbb44dfd70), "/* ~w */~n", [";;         programs."])
^  Exit: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";;         programs.", 45, 0), nthesize_long_1727480696_9164743, 94)
^  Exit: (169) [system] once(user:(if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;         programs.", 45, 0)), 94]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 11, 11+1), write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";;         programs.", 45, 0), nthesize_long_1727480696_9164743, 94)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55fbb4538270))
   Fail: (169) [system] at_end_of_stream((0x55fbb4538270))
^  Call: (169) [user] must_det_ll(line_count((0x55fbb4538270), _3074))
^  Call: (170) [user] once(user:line_count((0x55fbb4538270), _3074))
   Call: (171) [system] line_count((0x55fbb4538270), _3074)
   Exit: (171) [system] line_count((0x55fbb4538270), 95)
^  Exit: (170) [system] once(user:line_count((0x55fbb4538270), 95))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55fbb4538270), 95))
^  Call: (169) [user] must_det_ll(read_sform((0x55fbb4538270), _3084))
^  Call: (170) [user] once(user:read_sform((0x55fbb4538270), _3084))
^  Call: (171) [user] read_sform((0x55fbb4538270), _3084)
   Call: (172) [system] string((0x55fbb4538270))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (173) [system] string((0x55fbb4538270))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (174) [system] at_end_of_stream((0x55fbb4538270))
   Call: (174) [system] peek_char((0x55fbb4538270), _490848)
   Exit: (174) [system] peek_char((0x55fbb4538270), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55fbb4538270), '\n')
   Exit: (174) [system] get_char((0x55fbb4538270), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), _3084)
   Call: (175) [system] at_end_of_stream((0x55fbb4538270))
   Call: (175) [system] peek_char((0x55fbb4538270), _498270)
   Exit: (175) [system] peek_char((0x55fbb4538270), '(')
   Call: (175) [system] char_type('(', space)
^  Call: (175) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (176) [system] string((0x55fbb4538270))
^  Exit: (175) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (175) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (176) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (177) [system] at_end_of_stream((0x55fbb4538270))
   Call: (177) [system] peek_char((0x55fbb4538270), _506608)
   Exit: (177) [system] peek_char((0x55fbb4538270), '(')
   Call: (177) [system] char_type('(', space)
   Call: (177) [system] _509394=(0x55fbb4538270)
   Exit: (177) [system] (0x55fbb4538270)=(0x55fbb4538270)
^  Call: (177) [user] once((read_position((0x55fbb4538270), _511262, _511264, _511266, _511268), read_sexpr((0x55fbb4538270), _511280), assertz(metta_file_comment(_511262, _511264, _511266, _511280, _511268))))
^  Call: (179) [user] read_position((0x55fbb4538270), _511262, _511264, _511266, _511268)
   Call: (180) [system] stream_property((0x55fbb4538270), position(_511268))
   Call: (181) [system] nonvar((0x55fbb4538270))
   Exit: (181) [system] nonvar((0x55fbb4538270))
   Call: (181) [system] nonvar(position(_511268))
   Exit: (181) [system] nonvar(position(_511268))
   Exit: (180) [system] stream_property((0x55fbb4538270), position('$stream_position'(4000, 96, 0, 4000)))
   Call: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(4000, 96, 0, 4000), _511262)
   Call: (181) [system] nonvar(line_count)
   Exit: (181) [system] nonvar(line_count)
   Call: (181) [$syspreds] stream_position_field(line_count, _521520)
   Exit: (181) [$syspreds] stream_position_field(line_count, 2)
   Call: (181) [system] arg(2, '$stream_position'(4000, 96, 0, 4000), _511262)
   Exit: (181) [system] arg(2, '$stream_position'(4000, 96, 0, 4000), 96)
   Exit: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(4000, 96, 0, 4000), 96)
   Call: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(4000, 96, 0, 4000), _511264)
   Call: (181) [system] nonvar(line_position)
   Exit: (181) [system] nonvar(line_position)
   Call: (181) [$syspreds] stream_position_field(line_position, _528954)
   Exit: (181) [$syspreds] stream_position_field(line_position, 3)
   Call: (181) [system] arg(3, '$stream_position'(4000, 96, 0, 4000), _511264)
   Exit: (181) [system] arg(3, '$stream_position'(4000, 96, 0, 4000), 0)
   Exit: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(4000, 96, 0, 4000), 0)
   Call: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(4000, 96, 0, 4000), _511266)
   Call: (181) [system] nonvar(char_count)
   Exit: (181) [system] nonvar(char_count)
   Call: (181) [$syspreds] stream_position_field(char_count, _536388)
   Exit: (181) [$syspreds] stream_position_field(char_count, 1)
   Call: (181) [system] arg(1, '$stream_position'(4000, 96, 0, 4000), _511266)
   Exit: (181) [system] arg(1, '$stream_position'(4000, 96, 0, 4000), 4000)
   Exit: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(4000, 96, 0, 4000), 4000)
^  Exit: (179) [user] read_position((0x55fbb4538270), 96, 0, 4000, '$stream_position'(4000, 96, 0, 4000))
^  Call: (179) [user] read_sexpr((0x55fbb4538270), _511280)
   Call: (180) [system] string((0x55fbb4538270))
   Fail: (180) [system] string((0x55fbb4538270))
^  Call: (180) [user] cont_sexpr(')', (0x55fbb4538270), _511280)
^  Call: (181) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] peek_char((0x55fbb4538270), _546614)
   Exit: (182) [system] peek_char((0x55fbb4538270), '(')
   Call: (182) [system] '('=(;)
   Fail: (182) [system] '('=(;)
   Call: (182) [system] '('=(/)
   Fail: (182) [system] '('=(/)
^  Call: (182) [user] is_like_space('(')
   Call: (183) [system] char_type('(', 'white')
   Fail: (183) [system] char_type('(', 'white')
   Call: (183) [system] char_type('(', end_of_line)
   Fail: (183) [system] char_type('(', end_of_line)
   Call: (183) [system] char_type('(', space)
   Fail: (183) [system] char_type('(', space)
   Call: (183) [system] char_type('(', cntrl)
   Fail: (183) [system] char_type('(', cntrl)
^  Fail: (182) [user] is_like_space('(')
^  Exit: (181) [user] skip_spaces((0x55fbb4538270))
   Call: (181) [system] get_char((0x55fbb4538270), _562624)
   Exit: (181) [system] get_char((0x55fbb4538270), '(')
   Call: (181) [system] '('='('
   Exit: (181) [system] '('='('
^  Call: (181) [user] read_list(')', (0x55fbb4538270), _511280)
^  Call: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _568194)
   Exit: (183) [system] peek_char((0x55fbb4538270), =)
   Call: (183) [system] (=)=(;)
   Fail: (183) [system] (=)=(;)
   Call: (183) [system] (=)=(/)
   Fail: (183) [system] (=)=(/)
^  Call: (183) [user] is_like_space(=)
   Call: (184) [system] char_type(=, 'white')
   Fail: (184) [system] char_type(=, 'white')
   Call: (184) [system] char_type(=, end_of_line)
   Fail: (184) [system] char_type(=, end_of_line)
   Call: (184) [system] char_type(=, space)
   Fail: (184) [system] char_type(=, space)
   Call: (184) [system] char_type(=, cntrl)
   Fail: (184) [system] char_type(=, cntrl)
^  Fail: (183) [user] is_like_space(=)
^  Exit: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] peek_char((0x55fbb4538270), _584204)
   Exit: (182) [system] peek_char((0x55fbb4538270), =)
   Call: (182) [system] (=)=')'
   Fail: (182) [system] (=)=')'
   Call: (182) [system] (=)=end_of_file
   Fail: (182) [system] (=)=end_of_file
^  Call: (182) [user] cont_sexpr(')', (0x55fbb4538270), _589774)
^  Call: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _591632)
   Exit: (184) [system] peek_char((0x55fbb4538270), =)
   Call: (184) [system] (=)=(;)
   Fail: (184) [system] (=)=(;)
   Call: (184) [system] (=)=(/)
   Fail: (184) [system] (=)=(/)
^  Call: (184) [user] is_like_space(=)
   Call: (185) [system] char_type(=, 'white')
   Fail: (185) [system] char_type(=, 'white')
   Call: (185) [system] char_type(=, end_of_line)
   Fail: (185) [system] char_type(=, end_of_line)
   Call: (185) [system] char_type(=, space)
   Fail: (185) [system] char_type(=, space)
   Call: (185) [system] char_type(=, cntrl)
   Fail: (185) [system] char_type(=, cntrl)
^  Fail: (184) [user] is_like_space(=)
^  Exit: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] get_char((0x55fbb4538270), _607642)
   Exit: (183) [system] get_char((0x55fbb4538270), =)
   Call: (183) [system] (=)='('
   Fail: (183) [system] (=)='('
   Call: (183) [system] (=)='['
   Fail: (183) [system] (=)='['
   Call: (183) [system] (=)='{'
   Fail: (183) [system] (=)='{'
   Call: (183) [system] (=)='"'
   Fail: (183) [system] (=)='"'
   Call: (183) [system] (=)=!
   Fail: (183) [system] (=)=!
   Call: (183) [system] (=)='\''
   Fail: (183) [system] (=)='\''
   Call: (183) [system] (=)='`'
   Fail: (183) [system] (=)='`'
   Call: (183) [system] (=)=end_of_file
   Fail: (183) [system] (=)=end_of_file
^  Call: (183) [user] read_symbolic(')', (0x55fbb4538270), =, _589774)
^  Call: (184) [user] read_symbolic_cont(')', (0x55fbb4538270), _625284)
   Call: (185) [system] peek_char((0x55fbb4538270), _626218)
   Exit: (185) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (185) [user] is_delimiter(' ')
   Call: (186) [system] char_type(' ', space)
   Exit: (186) [system] char_type(' ', space)
^  Exit: (185) [user] is_delimiter(' ')
   Call: (185) [system] _625284=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (184) [user] classify_and_convert_charseq([=], _589774)
^  Call: (185) [user] classify_and_convert_charseq_([=], _635502)
^  Call: (187) [system] setup_call_cleanup('$notrace'(_636454, _636456), once(user:catch(read_from_chars([=], _635502), _636436, fail)), '$restore_trace'(_636454, _636456))
^  Call: (188) [system] sig_atomic(system:'$notrace'(_636454, _636456))
^  Exit: (187) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([=], =), _636436, fail)), system:'$restore_trace'(3, -1))
   Call: (186) [system] atomic(=)
   Exit: (186) [system] atomic(=)
^  Exit: (185) [user] classify_and_convert_charseq_([=], =)
   Call: (185) [system] integer(=)
   Fail: (185) [system] integer(=)
   Call: (185) [system] _589774=(=)
   Exit: (185) [system] (=)=(=)
^  Exit: (184) [user] classify_and_convert_charseq([=], =)
^  Exit: (183) [user] read_symbolic(')', (0x55fbb4538270), =, =)
^  Exit: (182) [user] cont_sexpr(')', (0x55fbb4538270), =)
^  Call: (182) [user] read_list(')', (0x55fbb4538270), _648582)
^  Call: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _650440)
   Exit: (184) [system] peek_char((0x55fbb4538270), ' ')
   Call: (184) [system] ' '=(;)
   Fail: (184) [system] ' '=(;)
   Call: (184) [system] ' '=(/)
   Fail: (184) [system] ' '=(/)
^  Call: (184) [user] is_like_space(' ')
   Call: (185) [system] char_type(' ', 'white')
   Exit: (185) [system] char_type(' ', 'white')
^  Exit: (184) [user] is_like_space(' ')
   Call: (184) [system] get_char((0x55fbb4538270), _660034)
   Exit: (184) [system] get_char((0x55fbb4538270), ' ')
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _662738)
   Exit: (185) [system] peek_char((0x55fbb4538270), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
   Call: (185) [system] '('=(/)
   Fail: (185) [system] '('=(/)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
^  Exit: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _679672)
   Exit: (183) [system] peek_char((0x55fbb4538270), '(')
   Call: (183) [system] '('=')'
   Fail: (183) [system] '('=')'
   Call: (183) [system] '('=end_of_file
   Fail: (183) [system] '('=end_of_file
^  Call: (183) [user] cont_sexpr(')', (0x55fbb4538270), _685242)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _687100)
   Exit: (185) [system] peek_char((0x55fbb4538270), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
   Call: (185) [system] '('=(/)
   Fail: (185) [system] '('=(/)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] get_char((0x55fbb4538270), _703110)
   Exit: (184) [system] get_char((0x55fbb4538270), '(')
   Call: (184) [system] '('='('
   Exit: (184) [system] '('='('
^  Call: (184) [user] read_list(')', (0x55fbb4538270), _685242)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _708680)
   Exit: (186) [system] peek_char((0x55fbb4538270), k)
   Call: (186) [system] k=(;)
   Fail: (186) [system] k=(;)
   Call: (186) [system] k=(/)
   Fail: (186) [system] k=(/)
^  Call: (186) [user] is_like_space(k)
   Call: (187) [system] char_type(k, 'white')
   Fail: (187) [system] char_type(k, 'white')
   Call: (187) [system] char_type(k, end_of_line)
   Fail: (187) [system] char_type(k, end_of_line)
   Call: (187) [system] char_type(k, space)
   Fail: (187) [system] char_type(k, space)
   Call: (187) [system] char_type(k, cntrl)
   Fail: (187) [system] char_type(k, cntrl)
^  Fail: (186) [user] is_like_space(k)
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _724690)
   Exit: (185) [system] peek_char((0x55fbb4538270), k)
   Call: (185) [system] k=')'
   Fail: (185) [system] k=')'
   Call: (185) [system] k=end_of_file
   Fail: (185) [system] k=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55fbb4538270), _730260)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _732118)
   Exit: (187) [system] peek_char((0x55fbb4538270), k)
   Call: (187) [system] k=(;)
   Fail: (187) [system] k=(;)
   Call: (187) [system] k=(/)
   Fail: (187) [system] k=(/)
^  Call: (187) [user] is_like_space(k)
   Call: (188) [system] char_type(k, 'white')
   Fail: (188) [system] char_type(k, 'white')
   Call: (188) [system] char_type(k, end_of_line)
   Fail: (188) [system] char_type(k, end_of_line)
   Call: (188) [system] char_type(k, space)
   Fail: (188) [system] char_type(k, space)
   Call: (188) [system] char_type(k, cntrl)
   Fail: (188) [system] char_type(k, cntrl)
^  Fail: (187) [user] is_like_space(k)
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] get_char((0x55fbb4538270), _748128)
   Exit: (186) [system] get_char((0x55fbb4538270), k)
   Call: (186) [system] k='('
   Fail: (186) [system] k='('
   Call: (186) [system] k='['
   Fail: (186) [system] k='['
   Call: (186) [system] k='{'
   Fail: (186) [system] k='{'
   Call: (186) [system] k='"'
   Fail: (186) [system] k='"'
   Call: (186) [system] k=!
   Fail: (186) [system] k=!
   Call: (186) [system] k='\''
   Fail: (186) [system] k='\''
   Call: (186) [system] k='`'
   Fail: (186) [system] k='`'
   Call: (186) [system] k=end_of_file
   Fail: (186) [system] k=end_of_file
^  Call: (186) [user] read_symbolic(')', (0x55fbb4538270), k, _730260)
^  Call: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), _765770)
   Call: (188) [system] peek_char((0x55fbb4538270), _766704)
   Exit: (188) [system] peek_char((0x55fbb4538270), b)
^  Call: (188) [user] is_delimiter(b)
   Call: (189) [system] char_type(b, space)
   Fail: (189) [system] char_type(b, space)
   Call: (189) [system] arg(_771424, v('(', ')', end_of_file), b)
   Fail: (189) [system] arg(_772356, v('(', ')', end_of_file), b)
^  Fail: (188) [user] is_delimiter(b)
   Call: (188) [system] ')'==b
   Fail: (188) [system] ')'==b
   Call: (188) [system] get_char((0x55fbb4538270), b)
   Exit: (188) [system] get_char((0x55fbb4538270), b)
   Call: (188) [system] b=(\)
   Fail: (188) [system] b=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _779706)
   Call: (189) [system] peek_char((0x55fbb4538270), _780640)
   Exit: (189) [system] peek_char((0x55fbb4538270), ')')
^  Call: (189) [user] is_delimiter(')')
   Call: (190) [system] char_type(')', space)
   Fail: (190) [system] char_type(')', space)
   Call: (190) [system] arg(_785360, v('(', ')', end_of_file), ')')
   Exit: (190) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (189) [user] is_delimiter(')')
   Call: (189) [system] _779706=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (188) [system] _765770=[b]
   Exit: (188) [system] [b]=[b]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
^  Call: (187) [user] classify_and_convert_charseq([k, b], _730260)
^  Call: (188) [user] classify_and_convert_charseq_([k, b], _794590)
^  Call: (190) [system] setup_call_cleanup('$notrace'(_795542, _795544), once(user:catch(read_from_chars([k, b], _794590), _795524, fail)), '$restore_trace'(_795542, _795544))
^  Call: (191) [system] sig_atomic(system:'$notrace'(_795542, _795544))
^  Exit: (190) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([k, b], kb), _795524, fail)), system:'$restore_trace'(3, -1))
   Call: (189) [system] atomic(kb)
   Exit: (189) [system] atomic(kb)
^  Exit: (188) [user] classify_and_convert_charseq_([k, b], kb)
   Call: (188) [system] integer(kb)
   Fail: (188) [system] integer(kb)
   Call: (188) [system] _730260=kb
   Exit: (188) [system] kb=kb
^  Exit: (187) [user] classify_and_convert_charseq([k, b], kb)
^  Exit: (186) [user] read_symbolic(')', (0x55fbb4538270), k, kb)
^  Exit: (185) [user] cont_sexpr(')', (0x55fbb4538270), kb)
^  Call: (185) [user] read_list(')', (0x55fbb4538270), _807670)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _809528)
   Exit: (187) [system] peek_char((0x55fbb4538270), ')')
   Call: (187) [system] ')'=(;)
   Fail: (187) [system] ')'=(;)
   Call: (187) [system] ')'=(/)
   Fail: (187) [system] ')'=(/)
^  Call: (187) [user] is_like_space(')')
   Call: (188) [system] char_type(')', 'white')
   Fail: (188) [system] char_type(')', 'white')
   Call: (188) [system] char_type(')', end_of_line)
   Fail: (188) [system] char_type(')', end_of_line)
   Call: (188) [system] char_type(')', space)
   Fail: (188) [system] char_type(')', space)
   Call: (188) [system] char_type(')', cntrl)
   Fail: (188) [system] char_type(')', cntrl)
^  Fail: (187) [user] is_like_space(')')
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _825538)
   Exit: (186) [system] peek_char((0x55fbb4538270), ')')
   Call: (186) [system] ')'=')'
   Exit: (186) [system] ')'=')'
   Call: (186) [system] get_char((0x55fbb4538270), _829328)
   Exit: (186) [system] get_char((0x55fbb4538270), ')')
   Call: (186) [system] _807670=[]
   Exit: (186) [system] []=[]
^  Exit: (185) [user] read_list(')', (0x55fbb4538270), [])
   Call: (185) [system] _685242=[kb]
   Exit: (185) [system] [kb]=[kb]
^  Exit: (184) [user] read_list(')', (0x55fbb4538270), [kb])
^  Exit: (183) [user] cont_sexpr(')', (0x55fbb4538270), [kb])
^  Call: (183) [user] read_list(')', (0x55fbb4538270), _837622)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _839480)
   Exit: (185) [system] peek_char((0x55fbb4538270), ' ')
   Call: (185) [system] ' '=(;)
   Fail: (185) [system] ' '=(;)
   Call: (185) [system] ' '=(/)
   Fail: (185) [system] ' '=(/)
^  Call: (185) [user] is_like_space(' ')
   Call: (186) [system] char_type(' ', 'white')
   Exit: (186) [system] char_type(' ', 'white')
^  Exit: (185) [user] is_like_space(' ')
   Call: (185) [system] get_char((0x55fbb4538270), _849074)
   Exit: (185) [system] get_char((0x55fbb4538270), ' ')
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _851778)
   Exit: (186) [system] peek_char((0x55fbb4538270), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
   Call: (186) [system] '('=(/)
   Fail: (186) [system] '('=(/)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _868712)
   Exit: (184) [system] peek_char((0x55fbb4538270), '(')
   Call: (184) [system] '('=')'
   Fail: (184) [system] '('=')'
   Call: (184) [system] '('=end_of_file
   Fail: (184) [system] '('=end_of_file
^  Call: (184) [user] cont_sexpr(')', (0x55fbb4538270), _874282)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _876140)
   Exit: (186) [system] peek_char((0x55fbb4538270), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
   Call: (186) [system] '('=(/)
   Fail: (186) [system] '('=(/)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] get_char((0x55fbb4538270), _892150)
   Exit: (185) [system] get_char((0x55fbb4538270), '(')
   Call: (185) [system] '('='('
   Exit: (185) [system] '('='('
^  Call: (185) [user] read_list(')', (0x55fbb4538270), _874282)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _897720)
   Exit: (187) [system] peek_char((0x55fbb4538270), :)
   Call: (187) [system] (:)=(;)
   Fail: (187) [system] (:)=(;)
   Call: (187) [system] (:)=(/)
   Fail: (187) [system] (:)=(/)
^  Call: (187) [user] is_like_space(:)
   Call: (188) [system] char_type(:, 'white')
   Fail: (188) [system] char_type(:, 'white')
   Call: (188) [system] char_type(:, end_of_line)
   Fail: (188) [system] char_type(:, end_of_line)
   Call: (188) [system] char_type(:, space)
   Fail: (188) [system] char_type(:, space)
   Call: (188) [system] char_type(:, cntrl)
   Fail: (188) [system] char_type(:, cntrl)
^  Fail: (187) [user] is_like_space(:)
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _913730)
   Exit: (186) [system] peek_char((0x55fbb4538270), :)
   Call: (186) [system] (:)=')'
   Fail: (186) [system] (:)=')'
   Call: (186) [system] (:)=end_of_file
   Fail: (186) [system] (:)=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55fbb4538270), _919300)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _921158)
   Exit: (188) [system] peek_char((0x55fbb4538270), :)
   Call: (188) [system] (:)=(;)
   Fail: (188) [system] (:)=(;)
   Call: (188) [system] (:)=(/)
   Fail: (188) [system] (:)=(/)
^  Call: (188) [user] is_like_space(:)
   Call: (189) [system] char_type(:, 'white')
   Fail: (189) [system] char_type(:, 'white')
   Call: (189) [system] char_type(:, end_of_line)
   Fail: (189) [system] char_type(:, end_of_line)
   Call: (189) [system] char_type(:, space)
   Fail: (189) [system] char_type(:, space)
   Call: (189) [system] char_type(:, cntrl)
   Fail: (189) [system] char_type(:, cntrl)
^  Fail: (188) [user] is_like_space(:)
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] get_char((0x55fbb4538270), _937168)
   Exit: (187) [system] get_char((0x55fbb4538270), :)
   Call: (187) [system] (:)='('
   Fail: (187) [system] (:)='('
   Call: (187) [system] (:)='['
   Fail: (187) [system] (:)='['
   Call: (187) [system] (:)='{'
   Fail: (187) [system] (:)='{'
   Call: (187) [system] (:)='"'
   Fail: (187) [system] (:)='"'
   Call: (187) [system] (:)=!
   Fail: (187) [system] (:)=!
   Call: (187) [system] (:)='\''
   Fail: (187) [system] (:)='\''
   Call: (187) [system] (:)='`'
   Fail: (187) [system] (:)='`'
   Call: (187) [system] (:)=end_of_file
   Fail: (187) [system] (:)=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55fbb4538270), :, _919300)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _954810)
   Call: (189) [system] peek_char((0x55fbb4538270), _955744)
   Exit: (189) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (189) [user] is_delimiter(' ')
   Call: (190) [system] char_type(' ', space)
   Exit: (190) [system] char_type(' ', space)
^  Exit: (189) [user] is_delimiter(' ')
   Call: (189) [system] _954810=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (188) [user] classify_and_convert_charseq([:], _919300)
^  Call: (189) [user] classify_and_convert_charseq_([:], _965028)
^  Call: (191) [system] setup_call_cleanup('$notrace'(_965980, _965982), once(user:catch(read_from_chars([:], _965028), _965962, fail)), '$restore_trace'(_965980, _965982))
^  Call: (192) [system] sig_atomic(system:'$notrace'(_965980, _965982))
^  Exit: (191) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _965962, fail)), system:'$restore_trace'(3, -1))
   Call: (190) [system] atomic(:)
   Exit: (190) [system] atomic(:)
^  Exit: (189) [user] classify_and_convert_charseq_([:], :)
   Call: (189) [system] integer(:)
   Fail: (189) [system] integer(:)
   Call: (189) [system] _919300=(:)
   Exit: (189) [system] (:)=(:)
^  Exit: (188) [user] classify_and_convert_charseq([:], :)
^  Exit: (187) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (186) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (186) [user] read_list(')', (0x55fbb4538270), _978108)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _979966)
   Exit: (188) [system] peek_char((0x55fbb4538270), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
   Call: (188) [system] ' '=(/)
   Fail: (188) [system] ' '=(/)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55fbb4538270), _989560)
   Exit: (188) [system] get_char((0x55fbb4538270), ' ')
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _992264)
   Exit: (189) [system] peek_char((0x55fbb4538270), a)
   Call: (189) [system] a=(;)
   Fail: (189) [system] a=(;)
   Call: (189) [system] a=(/)
   Fail: (189) [system] a=(/)
^  Call: (189) [user] is_like_space(a)
   Call: (190) [system] char_type(a, 'white')
   Fail: (190) [system] char_type(a, 'white')
   Call: (190) [system] char_type(a, end_of_line)
   Fail: (190) [system] char_type(a, end_of_line)
   Call: (190) [system] char_type(a, space)
   Fail: (190) [system] char_type(a, space)
   Call: (190) [system] char_type(a, cntrl)
   Fail: (190) [system] char_type(a, cntrl)
^  Fail: (189) [user] is_like_space(a)
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1009198)
   Exit: (187) [system] peek_char((0x55fbb4538270), a)
   Call: (187) [system] a=')'
   Fail: (187) [system] a=')'
   Call: (187) [system] a=end_of_file
   Fail: (187) [system] a=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55fbb4538270), _1014768)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1016626)
   Exit: (189) [system] peek_char((0x55fbb4538270), a)
   Call: (189) [system] a=(;)
   Fail: (189) [system] a=(;)
   Call: (189) [system] a=(/)
   Fail: (189) [system] a=(/)
^  Call: (189) [user] is_like_space(a)
   Call: (190) [system] char_type(a, 'white')
   Fail: (190) [system] char_type(a, 'white')
   Call: (190) [system] char_type(a, end_of_line)
   Fail: (190) [system] char_type(a, end_of_line)
   Call: (190) [system] char_type(a, space)
   Fail: (190) [system] char_type(a, space)
   Call: (190) [system] char_type(a, cntrl)
   Fail: (190) [system] char_type(a, cntrl)
^  Fail: (189) [user] is_like_space(a)
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] get_char((0x55fbb4538270), _1032636)
   Exit: (188) [system] get_char((0x55fbb4538270), a)
   Call: (188) [system] a='('
   Fail: (188) [system] a='('
   Call: (188) [system] a='['
   Fail: (188) [system] a='['
   Call: (188) [system] a='{'
   Fail: (188) [system] a='{'
   Call: (188) [system] a='"'
   Fail: (188) [system] a='"'
   Call: (188) [system] a=!
   Fail: (188) [system] a=!
   Call: (188) [system] a='\''
   Fail: (188) [system] a='\''
   Call: (188) [system] a='`'
   Fail: (188) [system] a='`'
   Call: (188) [system] a=end_of_file
   Fail: (188) [system] a=end_of_file
^  Call: (188) [user] read_symbolic(')', (0x55fbb4538270), a, _1014768)
^  Call: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), _1050278)
   Call: (190) [system] peek_char((0x55fbb4538270), _1051212)
   Exit: (190) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (190) [user] is_delimiter(' ')
   Call: (191) [system] char_type(' ', space)
   Exit: (191) [system] char_type(' ', space)
^  Exit: (190) [user] is_delimiter(' ')
   Call: (190) [system] _1050278=[]
   Exit: (190) [system] []=[]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (189) [user] classify_and_convert_charseq([a], _1014768)
^  Call: (190) [user] classify_and_convert_charseq_([a], _1060496)
^  Call: (192) [system] setup_call_cleanup('$notrace'(_1061448, _1061450), once(user:catch(read_from_chars([a], _1060496), _1061430, fail)), '$restore_trace'(_1061448, _1061450))
^  Call: (193) [system] sig_atomic(system:'$notrace'(_1061448, _1061450))
^  Exit: (192) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1061430, fail)), system:'$restore_trace'(3, -1))
   Call: (191) [system] atomic(a)
   Exit: (191) [system] atomic(a)
^  Exit: (190) [user] classify_and_convert_charseq_([a], a)
   Call: (190) [system] integer(a)
   Fail: (190) [system] integer(a)
   Call: (190) [system] _1014768=a
   Exit: (190) [system] a=a
^  Exit: (189) [user] classify_and_convert_charseq([a], a)
^  Exit: (188) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (187) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (187) [user] read_list(')', (0x55fbb4538270), _1073576)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1075434)
   Exit: (189) [system] peek_char((0x55fbb4538270), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
   Call: (189) [system] ' '=(/)
   Fail: (189) [system] ' '=(/)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55fbb4538270), _1085028)
   Exit: (189) [system] get_char((0x55fbb4538270), ' ')
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1087732)
   Exit: (190) [system] peek_char((0x55fbb4538270), 'B')
   Call: (190) [system] 'B'=(;)
   Fail: (190) [system] 'B'=(;)
   Call: (190) [system] 'B'=(/)
   Fail: (190) [system] 'B'=(/)
^  Call: (190) [user] is_like_space('B')
   Call: (191) [system] char_type('B', 'white')
   Fail: (191) [system] char_type('B', 'white')
   Call: (191) [system] char_type('B', end_of_line)
   Fail: (191) [system] char_type('B', end_of_line)
   Call: (191) [system] char_type('B', space)
   Fail: (191) [system] char_type('B', space)
   Call: (191) [system] char_type('B', cntrl)
   Fail: (191) [system] char_type('B', cntrl)
^  Fail: (190) [user] is_like_space('B')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1104666)
   Exit: (188) [system] peek_char((0x55fbb4538270), 'B')
   Call: (188) [system] 'B'=')'
   Fail: (188) [system] 'B'=')'
   Call: (188) [system] 'B'=end_of_file
   Fail: (188) [system] 'B'=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55fbb4538270), _1110236)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1112094)
   Exit: (190) [system] peek_char((0x55fbb4538270), 'B')
   Call: (190) [system] 'B'=(;)
   Fail: (190) [system] 'B'=(;)
   Call: (190) [system] 'B'=(/)
   Fail: (190) [system] 'B'=(/)
^  Call: (190) [user] is_like_space('B')
   Call: (191) [system] char_type('B', 'white')
   Fail: (191) [system] char_type('B', 'white')
   Call: (191) [system] char_type('B', end_of_line)
   Fail: (191) [system] char_type('B', end_of_line)
   Call: (191) [system] char_type('B', space)
   Fail: (191) [system] char_type('B', space)
   Call: (191) [system] char_type('B', cntrl)
   Fail: (191) [system] char_type('B', cntrl)
^  Fail: (190) [user] is_like_space('B')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] get_char((0x55fbb4538270), _1128104)
   Exit: (189) [system] get_char((0x55fbb4538270), 'B')
   Call: (189) [system] 'B'='('
   Fail: (189) [system] 'B'='('
   Call: (189) [system] 'B'='['
   Fail: (189) [system] 'B'='['
   Call: (189) [system] 'B'='{'
   Fail: (189) [system] 'B'='{'
   Call: (189) [system] 'B'='"'
   Fail: (189) [system] 'B'='"'
   Call: (189) [system] 'B'=!
   Fail: (189) [system] 'B'=!
   Call: (189) [system] 'B'='\''
   Fail: (189) [system] 'B'='\''
   Call: (189) [system] 'B'='`'
   Fail: (189) [system] 'B'='`'
   Call: (189) [system] 'B'=end_of_file
   Fail: (189) [system] 'B'=end_of_file
^  Call: (189) [user] read_symbolic(')', (0x55fbb4538270), 'B', _1110236)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _1145746)
   Call: (191) [system] peek_char((0x55fbb4538270), _1146680)
   Exit: (191) [system] peek_char((0x55fbb4538270), ')')
^  Call: (191) [user] is_delimiter(')')
   Call: (192) [system] char_type(')', space)
   Fail: (192) [system] char_type(')', space)
   Call: (192) [system] arg(_1151400, v('(', ')', end_of_file), ')')
   Exit: (192) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (191) [user] is_delimiter(')')
   Call: (191) [system] _1145746=[]
   Exit: (191) [system] []=[]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (190) [user] classify_and_convert_charseq(['B'], _1110236)
^  Call: (191) [user] classify_and_convert_charseq_(['B'], _1157836)
^  Call: (193) [system] setup_call_cleanup('$notrace'(_1158788, _1158790), once(user:catch(read_from_chars(['B'], _1157836), _1158770, fail)), '$restore_trace'(_1158788, _1158790))
^  Call: (194) [system] sig_atomic(system:'$notrace'(_1158788, _1158790))
^  Exit: (193) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1157836), _1158770, fail)), system:'$restore_trace'(3, -1))
   Call: (192) [system] atomic(_1157836)
   Fail: (192) [system] atomic(_1157836)
   Call: (192) [system] atom_chars(_1157836, ['B'])
   Exit: (192) [system] atom_chars('B', ['B'])
^  Exit: (191) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (191) [system] integer('B')
   Fail: (191) [system] integer('B')
   Call: (191) [system] _1110236='B'
   Exit: (191) [system] 'B'='B'
^  Exit: (190) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (189) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (188) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (188) [user] read_list(')', (0x55fbb4538270), _1172786)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1174644)
   Exit: (190) [system] peek_char((0x55fbb4538270), ')')
   Call: (190) [system] ')'=(;)
   Fail: (190) [system] ')'=(;)
   Call: (190) [system] ')'=(/)
   Fail: (190) [system] ')'=(/)
^  Call: (190) [user] is_like_space(')')
   Call: (191) [system] char_type(')', 'white')
   Fail: (191) [system] char_type(')', 'white')
   Call: (191) [system] char_type(')', end_of_line)
   Fail: (191) [system] char_type(')', end_of_line)
   Call: (191) [system] char_type(')', space)
   Fail: (191) [system] char_type(')', space)
   Call: (191) [system] char_type(')', cntrl)
   Fail: (191) [system] char_type(')', cntrl)
^  Fail: (190) [user] is_like_space(')')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1190654)
   Exit: (189) [system] peek_char((0x55fbb4538270), ')')
   Call: (189) [system] ')'=')'
   Exit: (189) [system] ')'=')'
   Call: (189) [system] get_char((0x55fbb4538270), _1194444)
   Exit: (189) [system] get_char((0x55fbb4538270), ')')
   Call: (189) [system] _1172786=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_list(')', (0x55fbb4538270), [])
   Call: (188) [system] _1073576=['B']
   Exit: (188) [system] ['B']=['B']
^  Exit: (187) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (187) [system] _978108=[a, 'B']
   Exit: (187) [system] [a, 'B']=[a, 'B']
^  Exit: (186) [user] read_list(')', (0x55fbb4538270), [a, 'B'])
   Call: (186) [system] _874282=[:, a, 'B']
   Exit: (186) [system] [:, a, 'B']=[:, a, 'B']
^  Exit: (185) [user] read_list(')', (0x55fbb4538270), [:, a, 'B'])
^  Exit: (184) [user] cont_sexpr(')', (0x55fbb4538270), [:, a, 'B'])
^  Call: (184) [user] read_list(')', (0x55fbb4538270), _1208326)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1210184)
   Exit: (186) [system] peek_char((0x55fbb4538270), ')')
   Call: (186) [system] ')'=(;)
   Fail: (186) [system] ')'=(;)
   Call: (186) [system] ')'=(/)
   Fail: (186) [system] ')'=(/)
^  Call: (186) [user] is_like_space(')')
   Call: (187) [system] char_type(')', 'white')
   Fail: (187) [system] char_type(')', 'white')
   Call: (187) [system] char_type(')', end_of_line)
   Fail: (187) [system] char_type(')', end_of_line)
   Call: (187) [system] char_type(')', space)
   Fail: (187) [system] char_type(')', space)
   Call: (187) [system] char_type(')', cntrl)
   Fail: (187) [system] char_type(')', cntrl)
^  Fail: (186) [user] is_like_space(')')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1226194)
   Exit: (185) [system] peek_char((0x55fbb4538270), ')')
   Call: (185) [system] ')'=')'
   Exit: (185) [system] ')'=')'
   Call: (185) [system] get_char((0x55fbb4538270), _1229984)
   Exit: (185) [system] get_char((0x55fbb4538270), ')')
   Call: (185) [system] _1208326=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_list(')', (0x55fbb4538270), [])
   Call: (184) [system] _837622=[[:, a, 'B']]
   Exit: (184) [system] [[:, a, 'B']]=[[:, a, 'B']]
^  Exit: (183) [user] read_list(')', (0x55fbb4538270), [[:, a, 'B']])
   Call: (183) [system] _648582=[[kb], [:, a, 'B']]
   Exit: (183) [system] [[kb], [:, a, 'B']]=[[kb], [:, a, 'B']]
^  Exit: (182) [user] read_list(')', (0x55fbb4538270), [[kb], [:, a, 'B']])
   Call: (182) [system] _511280=[=, [kb], [:, a, 'B']]
   Exit: (182) [system] [=, [kb], [:, a, 'B']]=[=, [kb], [:, a, 'B']]
^  Exit: (181) [user] read_list(')', (0x55fbb4538270), [=, [kb], [:, a, 'B']])
^  Exit: (180) [user] cont_sexpr(')', (0x55fbb4538270), [=, [kb], [:, a, 'B']])
^  Exit: (179) [user] read_sexpr((0x55fbb4538270), [=, [kb], [:, a, 'B']])
^  Call: (179) [user] assertz(metta_file_comment(96, 0, 4000, [=, [kb], [:, a, 'B']], '$stream_position'(4000, 96, 0, 4000)))
^  Exit: (179) [user] assertz(metta_file_comment(96, 0, 4000, [=, [kb], [:, a, 'B']], '$stream_position'(4000, 96, 0, 4000)))
^  Exit: (177) [system] once(user:(read_position((0x55fbb4538270), 96, 0, 4000, '$stream_position'(4000, 96, 0, 4000)), read_sexpr((0x55fbb4538270), [=, [kb], [:, a, 'B']]), assertz(metta_file_comment(96, 0, 4000, [=, [kb], [:, a, 'B']], '$stream_position'(4000, 96, 0, 4000)))))
   Call: (177) [system] fail
^  Call: (177) [user] retract(metta_file_comment(_1248502, _1248504, _1248506, _1248508, _1248510))
^  Exit: (177) [user] retract(metta_file_comment(46, 0, 1470, '$COMMENT'(";;", 46, 0), '$stream_position'(1470, 46, 0, 1470)))
^  Call: (177) [user] trly(untyped_to_metta, '$COMMENT'(";;", 46, 0), _3084)
^  Call: (178) [user] once(call(untyped_to_metta, '$COMMENT'(";;", 46, 0), _1251334))
^  Call: (179) [user] call(untyped_to_metta, '$COMMENT'(";;", 46, 0), _1251334)
^  Call: (180) [user] untyped_to_metta('$COMMENT'(";;", 46, 0), _1251334)
^  Call: (181) [user] must_det_ll(trly(mfix_vars1, '$COMMENT'(";;", 46, 0), _1254150))
^  Call: (182) [user] once(user:trly(mfix_vars1, '$COMMENT'(";;", 46, 0), _1254150))
^  Call: (183) [user] trly(mfix_vars1, '$COMMENT'(";;", 46, 0), _1254150)
^  Call: (184) [user] once(call(mfix_vars1, '$COMMENT'(";;", 46, 0), _1256950))
^  Call: (185) [user] call(mfix_vars1, '$COMMENT'(";;", 46, 0), _1256950)
^  Call: (186) [user] mfix_vars1('$COMMENT'(";;", 46, 0), _1256950)
   Call: (187) [system] var('$COMMENT'(";;", 46, 0))
   Call: (187) [system] atom('$COMMENT'(";;", 46, 0))
   Call: (187) [system] '$COMMENT'(";;", 46, 0)==true
   Call: (187) [system] '$COMMENT'(";;", 46, 0)==false
   Call: (187) [system] '$COMMENT'(";;", 46, 0)==[_1263470, _1263476]
   Call: (187) [system] is_list('$COMMENT'(";;", 46, 0))
   Call: (187) [system] string('$COMMENT'(";;", 46, 0))
   Call: (187) [system] compound('$COMMENT'(";;", 46, 0))
   Exit: (187) [system] compound('$COMMENT'(";;", 46, 0))
   Call: (187) [system] compound_name_arguments('$COMMENT'(";;", 46, 0), _1268104, _1268106)
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";;", 46, 0), '$COMMENT', [";;", 46, 0])
   Call: (187) [system] '$COMMENT'\=='$VAR'
   Exit: (187) [system] '$COMMENT'\=='$VAR'
^  Call: (187) [user] apply:maplist(mfix_vars1, [";;", 46, 0], _1271846)
   Call: (188) [apply] apply:maplist_([";;", 46, 0], _1271846, user:mfix_vars1)
^  Call: (189) [user] mfix_vars1(";;", _1273726)
   Call: (190) [system] var(";;")
   Call: (190) [system] atom(";;")
   Call: (190) [system] ";;"==true
   Call: (190) [system] ";;"==false
   Call: (190) [system] ";;"==[_1278368, _1278374]
   Call: (190) [system] is_list(";;")
   Call: (190) [system] string(";;")
   Exit: (190) [system] string(";;")
^  Call: (190) [user] string_to_syms
   Call: (191) [system] fail
   Call: (190) [system] compound(";;")
^  Call: (190) [user] symbol(";;")
   Call: (191) [system] atom(";;")
   Fail: (191) [system] atom(";;")
^  Fail: (190) [user] symbol(";;")
   Call: (190) [system] ";;"=_1273726
   Exit: (190) [system] ";;"=";;"
^  Exit: (189) [user] mfix_vars1(";;", ";;")
   Call: (189) [apply] apply:maplist_([46, 0], _1273728, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1(46, _1292248)
   Call: (191) [system] var(46)
   Call: (191) [system] atom(46)
   Call: (191) [system] 46==true
   Call: (191) [system] 46==false
   Call: (191) [system] 46==[_1296890, _1296896]
   Call: (191) [system] is_list(46)
   Call: (191) [system] string(46)
   Call: (191) [system] compound(46)
^  Call: (191) [user] symbol(46)
   Call: (192) [system] atom(46)
   Fail: (192) [system] atom(46)
^  Fail: (191) [user] symbol(46)
   Call: (191) [system] 46=_1292248
   Exit: (191) [system] 46=46
^  Exit: (190) [user] mfix_vars1(46, 46)
   Call: (190) [apply] apply:maplist_([0], _1292250, user:mfix_vars1)
^  Call: (191) [user] mfix_vars1(0, _1308014)
   Call: (192) [system] var(0)
   Call: (192) [system] atom(0)
   Call: (192) [system] 0==true
   Call: (192) [system] 0==false
   Call: (192) [system] 0==[_1312656, _1312662]
   Call: (192) [system] is_list(0)
   Call: (192) [system] string(0)
   Call: (192) [system] compound(0)
^  Call: (192) [user] symbol(0)
   Call: (193) [system] atom(0)
   Fail: (193) [system] atom(0)
^  Fail: (192) [user] symbol(0)
   Call: (192) [system] 0=_1308014
   Exit: (192) [system] 0=0
^  Exit: (191) [user] mfix_vars1(0, 0)
   Call: (191) [apply] apply:maplist_([], _1308016, user:mfix_vars1)
   Exit: (191) [apply] apply:maplist_([], [], user:mfix_vars1)
   Exit: (190) [apply] apply:maplist_([0], [0], user:mfix_vars1)
   Exit: (189) [apply] apply:maplist_([46, 0], [46, 0], user:mfix_vars1)
   Exit: (188) [apply] apply:maplist_([";;", 46, 0], [";;", 46, 0], user:mfix_vars1)
^  Exit: (187) [apply] apply:maplist(user:mfix_vars1, [";;", 46, 0], [";;", 46, 0])
   Call: (187) [system] compound_name_arguments(_1256950, '$COMMENT', [";;", 46, 0])
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";;", 46, 0), '$COMMENT', [";;", 46, 0])
^  Exit: (186) [user] mfix_vars1('$COMMENT'(";;", 46, 0), '$COMMENT'(";;", 46, 0))
^  Exit: (185) [system] call(user:mfix_vars1, '$COMMENT'(";;", 46, 0), '$COMMENT'(";;", 46, 0))
^  Exit: (184) [system] once(user:call(mfix_vars1, '$COMMENT'(";;", 46, 0), '$COMMENT'(";;", 46, 0)))
   Call: (184) [system] '$COMMENT'(";;", 46, 0)\=@='$COMMENT'(";;", 46, 0)
^  Exit: (183) [user] trly(mfix_vars1, '$COMMENT'(";;", 46, 0), '$COMMENT'(";;", 46, 0))
^  Exit: (182) [system] once(user:trly(mfix_vars1, '$COMMENT'(";;", 46, 0), '$COMMENT'(";;", 46, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(mfix_vars1, '$COMMENT'(";;", 46, 0), '$COMMENT'(";;", 46, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_c, '$COMMENT'(";;", 46, 0), _1336832))
^  Call: (182) [user] once(user:trly(cons_to_c, '$COMMENT'(";;", 46, 0), _1336832))
^  Call: (183) [user] trly(cons_to_c, '$COMMENT'(";;", 46, 0), _1336832)
^  Call: (184) [user] once(call(cons_to_c, '$COMMENT'(";;", 46, 0), _1339632))
^  Call: (185) [user] call(cons_to_c, '$COMMENT'(";;", 46, 0), _1339632)
^  Call: (186) [user] cons_to_c('$COMMENT'(";;", 46, 0), _1339632)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_c('$COMMENT'(";;", 46, 0), '$COMMENT'(";;", 46, 0))
^  Exit: (185) [system] call(user:cons_to_c, '$COMMENT'(";;", 46, 0), '$COMMENT'(";;", 46, 0))
^  Exit: (184) [system] once(user:call(cons_to_c, '$COMMENT'(";;", 46, 0), '$COMMENT'(";;", 46, 0)))
   Call: (184) [system] '$COMMENT'(";;", 46, 0)\=@='$COMMENT'(";;", 46, 0)
^  Exit: (183) [user] trly(cons_to_c, '$COMMENT'(";;", 46, 0), '$COMMENT'(";;", 46, 0))
^  Exit: (182) [system] once(user:trly(cons_to_c, '$COMMENT'(";;", 46, 0), '$COMMENT'(";;", 46, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_c, '$COMMENT'(";;", 46, 0), '$COMMENT'(";;", 46, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_l, '$COMMENT'(";;", 46, 0), _1251334))
^  Call: (182) [user] once(user:trly(cons_to_l, '$COMMENT'(";;", 46, 0), _1251334))
^  Call: (183) [user] trly(cons_to_l, '$COMMENT'(";;", 46, 0), _1251334)
^  Call: (184) [user] once(call(cons_to_l, '$COMMENT'(";;", 46, 0), _1353590))
^  Call: (185) [user] call(cons_to_l, '$COMMENT'(";;", 46, 0), _1353590)
^  Call: (186) [user] cons_to_l('$COMMENT'(";;", 46, 0), _1353590)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_l('$COMMENT'(";;", 46, 0), '$COMMENT'(";;", 46, 0))
^  Exit: (185) [system] call(user:cons_to_l, '$COMMENT'(";;", 46, 0), '$COMMENT'(";;", 46, 0))
^  Exit: (184) [system] once(user:call(cons_to_l, '$COMMENT'(";;", 46, 0), '$COMMENT'(";;", 46, 0)))
   Call: (184) [system] '$COMMENT'(";;", 46, 0)\=@='$COMMENT'(";;", 46, 0)
^  Exit: (183) [user] trly(cons_to_l, '$COMMENT'(";;", 46, 0), '$COMMENT'(";;", 46, 0))
^  Exit: (182) [system] once(user:trly(cons_to_l, '$COMMENT'(";;", 46, 0), '$COMMENT'(";;", 46, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_l, '$COMMENT'(";;", 46, 0), '$COMMENT'(";;", 46, 0)))
^  Exit: (180) [user] untyped_to_metta('$COMMENT'(";;", 46, 0), '$COMMENT'(";;", 46, 0))
^  Exit: (179) [system] call(user:untyped_to_metta, '$COMMENT'(";;", 46, 0), '$COMMENT'(";;", 46, 0))
^  Exit: (178) [system] once(user:call(untyped_to_metta, '$COMMENT'(";;", 46, 0), '$COMMENT'(";;", 46, 0)))
   Call: (178) [system] '$COMMENT'(";;", 46, 0)\=@='$COMMENT'(";;", 46, 0)
^  Exit: (177) [user] trly(untyped_to_metta, '$COMMENT'(";;", 46, 0), '$COMMENT'(";;", 46, 0))
^  Exit: (176) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;", 46, 0))
   Call: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;", 46, 0))))
   Exit: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;", 46, 0))))
^  Exit: (175) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";;", 46, 0))
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";;", 46, 0))
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;", 46, 0))
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;", 46, 0))))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";;", 46, 0))))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";;", 46, 0))
^  Exit: (171) [user] read_sform((0x55fbb4538270), '$COMMENT'(";;", 46, 0))
^  Exit: (170) [system] once(user:read_sform((0x55fbb4538270), '$COMMENT'(";;", 46, 0)))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55fbb4538270), '$COMMENT'(";;", 46, 0)))
   Call: (169) [system] '$COMMENT'(";;", 46, 0)==end_of_file
   Fail: (169) [system] '$COMMENT'(";;", 46, 0)==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;", 46, 0)), 95]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";;", 46, 0), nthesize_long_1727480696_9164743, 95)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;", 46, 0)), 95]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1727480705.6740696)
   Call: (173) [system] arg(1, t(1727480705.4366713), _3148)
   Exit: (173) [system] arg(1, t(1727480705.4366713), 1727480705.4366713)
   Call: (173) [system] _3158 is 1727480705.6740696-1727480705.4366713
   Exit: (173) [system] 0.23739838600158691 is 1727480705.6740696-1727480705.4366713
   Call: (173) [system] 0.23739838600158691>4
   Fail: (173) [system] 0.23739838600158691>4
^  Exit: (171) [user] if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;", 46, 0)), 95]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 12)
   Call: (175) [system] atom(12+1)
   Call: (175) [system] set_flag(translated_forms, 13)
   Exit: (175) [system] set_flag(translated_forms, 13)
   Exit: (174) [$syspreds] update_flag(translated_forms, 12, 12+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 12, 12+1))
   Exit: (171) [$syspreds] flag(translated_forms, 12, 12+1)
^  Call: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";;", 46, 0), nthesize_long_1727480696_9164743, 95)
^  Call: (172) [user] format((0x55fbb44dfd70), "/* ~w */~n", [";;"])
^  Exit: (172) [user] format((0x55fbb44dfd70), "/* ~w */~n", [";;"])
^  Exit: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";;", 46, 0), nthesize_long_1727480696_9164743, 95)
^  Exit: (169) [system] once(user:(if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;", 46, 0)), 95]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 12, 12+1), write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";;", 46, 0), nthesize_long_1727480696_9164743, 95)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55fbb4538270))
   Fail: (169) [system] at_end_of_stream((0x55fbb4538270))
^  Call: (169) [user] must_det_ll(line_count((0x55fbb4538270), _3074))
^  Call: (170) [user] once(user:line_count((0x55fbb4538270), _3074))
   Call: (171) [system] line_count((0x55fbb4538270), _3074)
   Exit: (171) [system] line_count((0x55fbb4538270), 96)
^  Exit: (170) [system] once(user:line_count((0x55fbb4538270), 96))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55fbb4538270), 96))
^  Call: (169) [user] must_det_ll(read_sform((0x55fbb4538270), _3084))
^  Call: (170) [user] once(user:read_sform((0x55fbb4538270), _3084))
^  Call: (171) [user] read_sform((0x55fbb4538270), _3084)
   Call: (172) [system] string((0x55fbb4538270))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (173) [system] string((0x55fbb4538270))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (174) [system] at_end_of_stream((0x55fbb4538270))
   Call: (174) [system] peek_char((0x55fbb4538270), _1428374)
   Exit: (174) [system] peek_char((0x55fbb4538270), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55fbb4538270), '\n')
   Exit: (174) [system] get_char((0x55fbb4538270), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), _3084)
   Call: (175) [system] at_end_of_stream((0x55fbb4538270))
   Call: (175) [system] peek_char((0x55fbb4538270), _1435796)
   Exit: (175) [system] peek_char((0x55fbb4538270), '(')
   Call: (175) [system] char_type('(', space)
^  Call: (175) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (176) [system] string((0x55fbb4538270))
^  Exit: (175) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (175) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (176) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (177) [system] at_end_of_stream((0x55fbb4538270))
   Call: (177) [system] peek_char((0x55fbb4538270), _1444134)
   Exit: (177) [system] peek_char((0x55fbb4538270), '(')
   Call: (177) [system] char_type('(', space)
   Call: (177) [system] _1446920=(0x55fbb4538270)
   Exit: (177) [system] (0x55fbb4538270)=(0x55fbb4538270)
^  Call: (177) [user] once((read_position((0x55fbb4538270), _1448788, _1448790, _1448792, _1448794), read_sexpr((0x55fbb4538270), _1448806), assertz(metta_file_comment(_1448788, _1448790, _1448792, _1448806, _1448794))))
^  Call: (179) [user] read_position((0x55fbb4538270), _1448788, _1448790, _1448792, _1448794)
   Call: (180) [system] stream_property((0x55fbb4538270), position(_1448794))
   Call: (181) [system] nonvar((0x55fbb4538270))
   Exit: (181) [system] nonvar((0x55fbb4538270))
   Call: (181) [system] nonvar(position(_1448794))
   Exit: (181) [system] nonvar(position(_1448794))
   Exit: (180) [system] stream_property((0x55fbb4538270), position('$stream_position'(4017, 97, 0, 4017)))
   Call: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(4017, 97, 0, 4017), _1448788)
   Call: (181) [system] nonvar(line_count)
   Exit: (181) [system] nonvar(line_count)
   Call: (181) [$syspreds] stream_position_field(line_count, _1459046)
   Exit: (181) [$syspreds] stream_position_field(line_count, 2)
   Call: (181) [system] arg(2, '$stream_position'(4017, 97, 0, 4017), _1448788)
   Exit: (181) [system] arg(2, '$stream_position'(4017, 97, 0, 4017), 97)
   Exit: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(4017, 97, 0, 4017), 97)
   Call: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(4017, 97, 0, 4017), _1448790)
   Call: (181) [system] nonvar(line_position)
   Exit: (181) [system] nonvar(line_position)
   Call: (181) [$syspreds] stream_position_field(line_position, _1466480)
   Exit: (181) [$syspreds] stream_position_field(line_position, 3)
   Call: (181) [system] arg(3, '$stream_position'(4017, 97, 0, 4017), _1448790)
   Exit: (181) [system] arg(3, '$stream_position'(4017, 97, 0, 4017), 0)
   Exit: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(4017, 97, 0, 4017), 0)
   Call: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(4017, 97, 0, 4017), _1448792)
   Call: (181) [system] nonvar(char_count)
   Exit: (181) [system] nonvar(char_count)
   Call: (181) [$syspreds] stream_position_field(char_count, _1473914)
   Exit: (181) [$syspreds] stream_position_field(char_count, 1)
   Call: (181) [system] arg(1, '$stream_position'(4017, 97, 0, 4017), _1448792)
   Exit: (181) [system] arg(1, '$stream_position'(4017, 97, 0, 4017), 4017)
   Exit: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(4017, 97, 0, 4017), 4017)
^  Exit: (179) [user] read_position((0x55fbb4538270), 97, 0, 4017, '$stream_position'(4017, 97, 0, 4017))
^  Call: (179) [user] read_sexpr((0x55fbb4538270), _1448806)
   Call: (180) [system] string((0x55fbb4538270))
   Fail: (180) [system] string((0x55fbb4538270))
^  Call: (180) [user] cont_sexpr(')', (0x55fbb4538270), _1448806)
^  Call: (181) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] peek_char((0x55fbb4538270), _1484140)
   Exit: (182) [system] peek_char((0x55fbb4538270), '(')
   Call: (182) [system] '('=(;)
   Fail: (182) [system] '('=(;)
   Call: (182) [system] '('=(/)
   Fail: (182) [system] '('=(/)
^  Call: (182) [user] is_like_space('(')
   Call: (183) [system] char_type('(', 'white')
   Fail: (183) [system] char_type('(', 'white')
   Call: (183) [system] char_type('(', end_of_line)
   Fail: (183) [system] char_type('(', end_of_line)
   Call: (183) [system] char_type('(', space)
   Fail: (183) [system] char_type('(', space)
   Call: (183) [system] char_type('(', cntrl)
   Fail: (183) [system] char_type('(', cntrl)
^  Fail: (182) [user] is_like_space('(')
^  Exit: (181) [user] skip_spaces((0x55fbb4538270))
   Call: (181) [system] get_char((0x55fbb4538270), _1500150)
   Exit: (181) [system] get_char((0x55fbb4538270), '(')
   Call: (181) [system] '('='('
   Exit: (181) [system] '('='('
^  Call: (181) [user] read_list(')', (0x55fbb4538270), _1448806)
^  Call: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _1505720)
   Exit: (183) [system] peek_char((0x55fbb4538270), =)
   Call: (183) [system] (=)=(;)
   Fail: (183) [system] (=)=(;)
   Call: (183) [system] (=)=(/)
   Fail: (183) [system] (=)=(/)
^  Call: (183) [user] is_like_space(=)
   Call: (184) [system] char_type(=, 'white')
   Fail: (184) [system] char_type(=, 'white')
   Call: (184) [system] char_type(=, end_of_line)
   Fail: (184) [system] char_type(=, end_of_line)
   Call: (184) [system] char_type(=, space)
   Fail: (184) [system] char_type(=, space)
   Call: (184) [system] char_type(=, cntrl)
   Fail: (184) [system] char_type(=, cntrl)
^  Fail: (183) [user] is_like_space(=)
^  Exit: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] peek_char((0x55fbb4538270), _1521730)
   Exit: (182) [system] peek_char((0x55fbb4538270), =)
   Call: (182) [system] (=)=')'
   Fail: (182) [system] (=)=')'
   Call: (182) [system] (=)=end_of_file
   Fail: (182) [system] (=)=end_of_file
^  Call: (182) [user] cont_sexpr(')', (0x55fbb4538270), _1527300)
^  Call: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _1529158)
   Exit: (184) [system] peek_char((0x55fbb4538270), =)
   Call: (184) [system] (=)=(;)
   Fail: (184) [system] (=)=(;)
   Call: (184) [system] (=)=(/)
   Fail: (184) [system] (=)=(/)
^  Call: (184) [user] is_like_space(=)
   Call: (185) [system] char_type(=, 'white')
   Fail: (185) [system] char_type(=, 'white')
   Call: (185) [system] char_type(=, end_of_line)
   Fail: (185) [system] char_type(=, end_of_line)
   Call: (185) [system] char_type(=, space)
   Fail: (185) [system] char_type(=, space)
   Call: (185) [system] char_type(=, cntrl)
   Fail: (185) [system] char_type(=, cntrl)
^  Fail: (184) [user] is_like_space(=)
^  Exit: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] get_char((0x55fbb4538270), _1545168)
   Exit: (183) [system] get_char((0x55fbb4538270), =)
   Call: (183) [system] (=)='('
   Fail: (183) [system] (=)='('
   Call: (183) [system] (=)='['
   Fail: (183) [system] (=)='['
   Call: (183) [system] (=)='{'
   Fail: (183) [system] (=)='{'
   Call: (183) [system] (=)='"'
   Fail: (183) [system] (=)='"'
   Call: (183) [system] (=)=!
   Fail: (183) [system] (=)=!
   Call: (183) [system] (=)='\''
   Fail: (183) [system] (=)='\''
   Call: (183) [system] (=)='`'
   Fail: (183) [system] (=)='`'
   Call: (183) [system] (=)=end_of_file
   Fail: (183) [system] (=)=end_of_file
^  Call: (183) [user] read_symbolic(')', (0x55fbb4538270), =, _1527300)
^  Call: (184) [user] read_symbolic_cont(')', (0x55fbb4538270), _1562810)
   Call: (185) [system] peek_char((0x55fbb4538270), _1563744)
   Exit: (185) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (185) [user] is_delimiter(' ')
   Call: (186) [system] char_type(' ', space)
   Exit: (186) [system] char_type(' ', space)
^  Exit: (185) [user] is_delimiter(' ')
   Call: (185) [system] _1562810=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (184) [user] classify_and_convert_charseq([=], _1527300)
^  Call: (185) [user] classify_and_convert_charseq_([=], _1573028)
^  Call: (187) [system] setup_call_cleanup('$notrace'(_1573980, _1573982), once(user:catch(read_from_chars([=], _1573028), _1573962, fail)), '$restore_trace'(_1573980, _1573982))
^  Call: (188) [system] sig_atomic(system:'$notrace'(_1573980, _1573982))
^  Exit: (187) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([=], =), _1573962, fail)), system:'$restore_trace'(3, -1))
   Call: (186) [system] atomic(=)
   Exit: (186) [system] atomic(=)
^  Exit: (185) [user] classify_and_convert_charseq_([=], =)
   Call: (185) [system] integer(=)
   Fail: (185) [system] integer(=)
   Call: (185) [system] _1527300=(=)
   Exit: (185) [system] (=)=(=)
^  Exit: (184) [user] classify_and_convert_charseq([=], =)
^  Exit: (183) [user] read_symbolic(')', (0x55fbb4538270), =, =)
^  Exit: (182) [user] cont_sexpr(')', (0x55fbb4538270), =)
^  Call: (182) [user] read_list(')', (0x55fbb4538270), _1586108)
^  Call: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _1587966)
   Exit: (184) [system] peek_char((0x55fbb4538270), ' ')
   Call: (184) [system] ' '=(;)
   Fail: (184) [system] ' '=(;)
   Call: (184) [system] ' '=(/)
   Fail: (184) [system] ' '=(/)
^  Call: (184) [user] is_like_space(' ')
   Call: (185) [system] char_type(' ', 'white')
   Exit: (185) [system] char_type(' ', 'white')
^  Exit: (184) [user] is_like_space(' ')
   Call: (184) [system] get_char((0x55fbb4538270), _1597560)
   Exit: (184) [system] get_char((0x55fbb4538270), ' ')
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1600264)
   Exit: (185) [system] peek_char((0x55fbb4538270), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
   Call: (185) [system] '('=(/)
   Fail: (185) [system] '('=(/)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
^  Exit: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _1617198)
   Exit: (183) [system] peek_char((0x55fbb4538270), '(')
   Call: (183) [system] '('=')'
   Fail: (183) [system] '('=')'
   Call: (183) [system] '('=end_of_file
   Fail: (183) [system] '('=end_of_file
^  Call: (183) [user] cont_sexpr(')', (0x55fbb4538270), _1622768)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1624626)
   Exit: (185) [system] peek_char((0x55fbb4538270), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
   Call: (185) [system] '('=(/)
   Fail: (185) [system] '('=(/)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] get_char((0x55fbb4538270), _1640636)
   Exit: (184) [system] get_char((0x55fbb4538270), '(')
   Call: (184) [system] '('='('
   Exit: (184) [system] '('='('
^  Call: (184) [user] read_list(')', (0x55fbb4538270), _1622768)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1646206)
   Exit: (186) [system] peek_char((0x55fbb4538270), k)
   Call: (186) [system] k=(;)
   Fail: (186) [system] k=(;)
   Call: (186) [system] k=(/)
   Fail: (186) [system] k=(/)
^  Call: (186) [user] is_like_space(k)
   Call: (187) [system] char_type(k, 'white')
   Fail: (187) [system] char_type(k, 'white')
   Call: (187) [system] char_type(k, end_of_line)
   Fail: (187) [system] char_type(k, end_of_line)
   Call: (187) [system] char_type(k, space)
   Fail: (187) [system] char_type(k, space)
   Call: (187) [system] char_type(k, cntrl)
   Fail: (187) [system] char_type(k, cntrl)
^  Fail: (186) [user] is_like_space(k)
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1662216)
   Exit: (185) [system] peek_char((0x55fbb4538270), k)
   Call: (185) [system] k=')'
   Fail: (185) [system] k=')'
   Call: (185) [system] k=end_of_file
   Fail: (185) [system] k=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55fbb4538270), _1667786)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1669644)
   Exit: (187) [system] peek_char((0x55fbb4538270), k)
   Call: (187) [system] k=(;)
   Fail: (187) [system] k=(;)
   Call: (187) [system] k=(/)
   Fail: (187) [system] k=(/)
^  Call: (187) [user] is_like_space(k)
   Call: (188) [system] char_type(k, 'white')
   Fail: (188) [system] char_type(k, 'white')
   Call: (188) [system] char_type(k, end_of_line)
   Fail: (188) [system] char_type(k, end_of_line)
   Call: (188) [system] char_type(k, space)
   Fail: (188) [system] char_type(k, space)
   Call: (188) [system] char_type(k, cntrl)
   Fail: (188) [system] char_type(k, cntrl)
^  Fail: (187) [user] is_like_space(k)
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] get_char((0x55fbb4538270), _1685654)
   Exit: (186) [system] get_char((0x55fbb4538270), k)
   Call: (186) [system] k='('
   Fail: (186) [system] k='('
   Call: (186) [system] k='['
   Fail: (186) [system] k='['
   Call: (186) [system] k='{'
   Fail: (186) [system] k='{'
   Call: (186) [system] k='"'
   Fail: (186) [system] k='"'
   Call: (186) [system] k=!
   Fail: (186) [system] k=!
   Call: (186) [system] k='\''
   Fail: (186) [system] k='\''
   Call: (186) [system] k='`'
   Fail: (186) [system] k='`'
   Call: (186) [system] k=end_of_file
   Fail: (186) [system] k=end_of_file
^  Call: (186) [user] read_symbolic(')', (0x55fbb4538270), k, _1667786)
^  Call: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), _1703296)
   Call: (188) [system] peek_char((0x55fbb4538270), _1704230)
   Exit: (188) [system] peek_char((0x55fbb4538270), b)
^  Call: (188) [user] is_delimiter(b)
   Call: (189) [system] char_type(b, space)
   Fail: (189) [system] char_type(b, space)
   Call: (189) [system] arg(_1708950, v('(', ')', end_of_file), b)
   Fail: (189) [system] arg(_1709882, v('(', ')', end_of_file), b)
^  Fail: (188) [user] is_delimiter(b)
   Call: (188) [system] ')'==b
   Fail: (188) [system] ')'==b
   Call: (188) [system] get_char((0x55fbb4538270), b)
   Exit: (188) [system] get_char((0x55fbb4538270), b)
   Call: (188) [system] b=(\)
   Fail: (188) [system] b=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _1717232)
   Call: (189) [system] peek_char((0x55fbb4538270), _1718166)
   Exit: (189) [system] peek_char((0x55fbb4538270), ')')
^  Call: (189) [user] is_delimiter(')')
   Call: (190) [system] char_type(')', space)
   Fail: (190) [system] char_type(')', space)
   Call: (190) [system] arg(_1722886, v('(', ')', end_of_file), ')')
   Exit: (190) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (189) [user] is_delimiter(')')
   Call: (189) [system] _1717232=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (188) [system] _1703296=[b]
   Exit: (188) [system] [b]=[b]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
^  Call: (187) [user] classify_and_convert_charseq([k, b], _1667786)
^  Call: (188) [user] classify_and_convert_charseq_([k, b], _1732116)
^  Call: (190) [system] setup_call_cleanup('$notrace'(_1733068, _1733070), once(user:catch(read_from_chars([k, b], _1732116), _1733050, fail)), '$restore_trace'(_1733068, _1733070))
^  Call: (191) [system] sig_atomic(system:'$notrace'(_1733068, _1733070))
^  Exit: (190) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([k, b], kb), _1733050, fail)), system:'$restore_trace'(3, -1))
   Call: (189) [system] atomic(kb)
   Exit: (189) [system] atomic(kb)
^  Exit: (188) [user] classify_and_convert_charseq_([k, b], kb)
   Call: (188) [system] integer(kb)
   Fail: (188) [system] integer(kb)
   Call: (188) [system] _1667786=kb
   Exit: (188) [system] kb=kb
^  Exit: (187) [user] classify_and_convert_charseq([k, b], kb)
^  Exit: (186) [user] read_symbolic(')', (0x55fbb4538270), k, kb)
^  Exit: (185) [user] cont_sexpr(')', (0x55fbb4538270), kb)
^  Call: (185) [user] read_list(')', (0x55fbb4538270), _1745196)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1747054)
   Exit: (187) [system] peek_char((0x55fbb4538270), ')')
   Call: (187) [system] ')'=(;)
   Fail: (187) [system] ')'=(;)
   Call: (187) [system] ')'=(/)
   Fail: (187) [system] ')'=(/)
^  Call: (187) [user] is_like_space(')')
   Call: (188) [system] char_type(')', 'white')
   Fail: (188) [system] char_type(')', 'white')
   Call: (188) [system] char_type(')', end_of_line)
   Fail: (188) [system] char_type(')', end_of_line)
   Call: (188) [system] char_type(')', space)
   Fail: (188) [system] char_type(')', space)
   Call: (188) [system] char_type(')', cntrl)
   Fail: (188) [system] char_type(')', cntrl)
^  Fail: (187) [user] is_like_space(')')
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1763064)
   Exit: (186) [system] peek_char((0x55fbb4538270), ')')
   Call: (186) [system] ')'=')'
   Exit: (186) [system] ')'=')'
   Call: (186) [system] get_char((0x55fbb4538270), _1766854)
   Exit: (186) [system] get_char((0x55fbb4538270), ')')
   Call: (186) [system] _1745196=[]
   Exit: (186) [system] []=[]
^  Exit: (185) [user] read_list(')', (0x55fbb4538270), [])
   Call: (185) [system] _1622768=[kb]
   Exit: (185) [system] [kb]=[kb]
^  Exit: (184) [user] read_list(')', (0x55fbb4538270), [kb])
^  Exit: (183) [user] cont_sexpr(')', (0x55fbb4538270), [kb])
^  Call: (183) [user] read_list(')', (0x55fbb4538270), _1775148)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1777006)
   Exit: (185) [system] peek_char((0x55fbb4538270), ' ')
   Call: (185) [system] ' '=(;)
   Fail: (185) [system] ' '=(;)
   Call: (185) [system] ' '=(/)
   Fail: (185) [system] ' '=(/)
^  Call: (185) [user] is_like_space(' ')
   Call: (186) [system] char_type(' ', 'white')
   Exit: (186) [system] char_type(' ', 'white')
^  Exit: (185) [user] is_like_space(' ')
   Call: (185) [system] get_char((0x55fbb4538270), _1786600)
   Exit: (185) [system] get_char((0x55fbb4538270), ' ')
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1789304)
   Exit: (186) [system] peek_char((0x55fbb4538270), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
   Call: (186) [system] '('=(/)
   Fail: (186) [system] '('=(/)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _1806238)
   Exit: (184) [system] peek_char((0x55fbb4538270), '(')
   Call: (184) [system] '('=')'
   Fail: (184) [system] '('=')'
   Call: (184) [system] '('=end_of_file
   Fail: (184) [system] '('=end_of_file
^  Call: (184) [user] cont_sexpr(')', (0x55fbb4538270), _1811808)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1813666)
   Exit: (186) [system] peek_char((0x55fbb4538270), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
   Call: (186) [system] '('=(/)
   Fail: (186) [system] '('=(/)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] get_char((0x55fbb4538270), _1829676)
   Exit: (185) [system] get_char((0x55fbb4538270), '(')
   Call: (185) [system] '('='('
   Exit: (185) [system] '('='('
^  Call: (185) [user] read_list(')', (0x55fbb4538270), _1811808)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1835246)
   Exit: (187) [system] peek_char((0x55fbb4538270), :)
   Call: (187) [system] (:)=(;)
   Fail: (187) [system] (:)=(;)
   Call: (187) [system] (:)=(/)
   Fail: (187) [system] (:)=(/)
^  Call: (187) [user] is_like_space(:)
   Call: (188) [system] char_type(:, 'white')
   Fail: (188) [system] char_type(:, 'white')
   Call: (188) [system] char_type(:, end_of_line)
   Fail: (188) [system] char_type(:, end_of_line)
   Call: (188) [system] char_type(:, space)
   Fail: (188) [system] char_type(:, space)
   Call: (188) [system] char_type(:, cntrl)
   Fail: (188) [system] char_type(:, cntrl)
^  Fail: (187) [user] is_like_space(:)
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1851256)
   Exit: (186) [system] peek_char((0x55fbb4538270), :)
   Call: (186) [system] (:)=')'
   Fail: (186) [system] (:)=')'
   Call: (186) [system] (:)=end_of_file
   Fail: (186) [system] (:)=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55fbb4538270), _1856826)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1858684)
   Exit: (188) [system] peek_char((0x55fbb4538270), :)
   Call: (188) [system] (:)=(;)
   Fail: (188) [system] (:)=(;)
   Call: (188) [system] (:)=(/)
   Fail: (188) [system] (:)=(/)
^  Call: (188) [user] is_like_space(:)
   Call: (189) [system] char_type(:, 'white')
   Fail: (189) [system] char_type(:, 'white')
   Call: (189) [system] char_type(:, end_of_line)
   Fail: (189) [system] char_type(:, end_of_line)
   Call: (189) [system] char_type(:, space)
   Fail: (189) [system] char_type(:, space)
   Call: (189) [system] char_type(:, cntrl)
   Fail: (189) [system] char_type(:, cntrl)
^  Fail: (188) [user] is_like_space(:)
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] get_char((0x55fbb4538270), _1874694)
   Exit: (187) [system] get_char((0x55fbb4538270), :)
   Call: (187) [system] (:)='('
   Fail: (187) [system] (:)='('
   Call: (187) [system] (:)='['
   Fail: (187) [system] (:)='['
   Call: (187) [system] (:)='{'
   Fail: (187) [system] (:)='{'
   Call: (187) [system] (:)='"'
   Fail: (187) [system] (:)='"'
   Call: (187) [system] (:)=!
   Fail: (187) [system] (:)=!
   Call: (187) [system] (:)='\''
   Fail: (187) [system] (:)='\''
   Call: (187) [system] (:)='`'
   Fail: (187) [system] (:)='`'
   Call: (187) [system] (:)=end_of_file
   Fail: (187) [system] (:)=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55fbb4538270), :, _1856826)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _1892336)
   Call: (189) [system] peek_char((0x55fbb4538270), _1893270)
   Exit: (189) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (189) [user] is_delimiter(' ')
   Call: (190) [system] char_type(' ', space)
   Exit: (190) [system] char_type(' ', space)
^  Exit: (189) [user] is_delimiter(' ')
   Call: (189) [system] _1892336=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (188) [user] classify_and_convert_charseq([:], _1856826)
^  Call: (189) [user] classify_and_convert_charseq_([:], _1902554)
^  Call: (191) [system] setup_call_cleanup('$notrace'(_1903506, _1903508), once(user:catch(read_from_chars([:], _1902554), _1903488, fail)), '$restore_trace'(_1903506, _1903508))
^  Call: (192) [system] sig_atomic(system:'$notrace'(_1903506, _1903508))
^  Exit: (191) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1903488, fail)), system:'$restore_trace'(3, -1))
   Call: (190) [system] atomic(:)
   Exit: (190) [system] atomic(:)
^  Exit: (189) [user] classify_and_convert_charseq_([:], :)
   Call: (189) [system] integer(:)
   Fail: (189) [system] integer(:)
   Call: (189) [system] _1856826=(:)
   Exit: (189) [system] (:)=(:)
^  Exit: (188) [user] classify_and_convert_charseq([:], :)
^  Exit: (187) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (186) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (186) [user] read_list(')', (0x55fbb4538270), _1915634)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1917492)
   Exit: (188) [system] peek_char((0x55fbb4538270), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
   Call: (188) [system] ' '=(/)
   Fail: (188) [system] ' '=(/)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55fbb4538270), _1927086)
   Exit: (188) [system] get_char((0x55fbb4538270), ' ')
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1929790)
   Exit: (189) [system] peek_char((0x55fbb4538270), a)
   Call: (189) [system] a=(;)
   Fail: (189) [system] a=(;)
   Call: (189) [system] a=(/)
   Fail: (189) [system] a=(/)
^  Call: (189) [user] is_like_space(a)
   Call: (190) [system] char_type(a, 'white')
   Fail: (190) [system] char_type(a, 'white')
   Call: (190) [system] char_type(a, end_of_line)
   Fail: (190) [system] char_type(a, end_of_line)
   Call: (190) [system] char_type(a, space)
   Fail: (190) [system] char_type(a, space)
   Call: (190) [system] char_type(a, cntrl)
   Fail: (190) [system] char_type(a, cntrl)
^  Fail: (189) [user] is_like_space(a)
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1946724)
   Exit: (187) [system] peek_char((0x55fbb4538270), a)
   Call: (187) [system] a=')'
   Fail: (187) [system] a=')'
   Call: (187) [system] a=end_of_file
   Fail: (187) [system] a=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55fbb4538270), _1952294)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1954152)
   Exit: (189) [system] peek_char((0x55fbb4538270), a)
   Call: (189) [system] a=(;)
   Fail: (189) [system] a=(;)
   Call: (189) [system] a=(/)
   Fail: (189) [system] a=(/)
^  Call: (189) [user] is_like_space(a)
   Call: (190) [system] char_type(a, 'white')
   Fail: (190) [system] char_type(a, 'white')
   Call: (190) [system] char_type(a, end_of_line)
   Fail: (190) [system] char_type(a, end_of_line)
   Call: (190) [system] char_type(a, space)
   Fail: (190) [system] char_type(a, space)
   Call: (190) [system] char_type(a, cntrl)
   Fail: (190) [system] char_type(a, cntrl)
^  Fail: (189) [user] is_like_space(a)
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] get_char((0x55fbb4538270), _1970162)
   Exit: (188) [system] get_char((0x55fbb4538270), a)
   Call: (188) [system] a='('
   Fail: (188) [system] a='('
   Call: (188) [system] a='['
   Fail: (188) [system] a='['
   Call: (188) [system] a='{'
   Fail: (188) [system] a='{'
   Call: (188) [system] a='"'
   Fail: (188) [system] a='"'
   Call: (188) [system] a=!
   Fail: (188) [system] a=!
   Call: (188) [system] a='\''
   Fail: (188) [system] a='\''
   Call: (188) [system] a='`'
   Fail: (188) [system] a='`'
   Call: (188) [system] a=end_of_file
   Fail: (188) [system] a=end_of_file
^  Call: (188) [user] read_symbolic(')', (0x55fbb4538270), a, _1952294)
^  Call: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), _1987804)
   Call: (190) [system] peek_char((0x55fbb4538270), _1988738)
   Exit: (190) [system] peek_char((0x55fbb4538270), b)
^  Call: (190) [user] is_delimiter(b)
   Call: (191) [system] char_type(b, space)
   Fail: (191) [system] char_type(b, space)
   Call: (191) [system] arg(_1993458, v('(', ')', end_of_file), b)
   Fail: (191) [system] arg(_1994390, v('(', ')', end_of_file), b)
^  Fail: (190) [user] is_delimiter(b)
   Call: (190) [system] ')'==b
   Fail: (190) [system] ')'==b
   Call: (190) [system] get_char((0x55fbb4538270), b)
   Exit: (190) [system] get_char((0x55fbb4538270), b)
   Call: (190) [system] b=(\)
   Fail: (190) [system] b=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _2001740)
   Call: (191) [system] peek_char((0x55fbb4538270), _2002674)
   Exit: (191) [system] peek_char((0x55fbb4538270), c)
^  Call: (191) [user] is_delimiter(c)
   Call: (192) [system] char_type(c, space)
   Fail: (192) [system] char_type(c, space)
   Call: (192) [system] arg(_2007394, v('(', ')', end_of_file), c)
   Fail: (192) [system] arg(_2008326, v('(', ')', end_of_file), c)
^  Fail: (191) [user] is_delimiter(c)
   Call: (191) [system] ')'==c
   Fail: (191) [system] ')'==c
   Call: (191) [system] get_char((0x55fbb4538270), c)
   Exit: (191) [system] get_char((0x55fbb4538270), c)
   Call: (191) [system] c=(\)
   Fail: (191) [system] c=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _2015676)
   Call: (192) [system] peek_char((0x55fbb4538270), _2016610)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (192) [user] is_delimiter(' ')
   Call: (193) [system] char_type(' ', space)
   Exit: (193) [system] char_type(' ', space)
^  Exit: (192) [user] is_delimiter(' ')
   Call: (192) [system] _2015676=[]
   Exit: (192) [system] []=[]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (191) [system] _2001740=[c]
   Exit: (191) [system] [c]=[c]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [c])
   Call: (190) [system] _1987804=[b, c]
   Exit: (190) [system] [b, c]=[b, c]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), [b, c])
^  Call: (189) [user] classify_and_convert_charseq([a, b, c], _1952294)
^  Call: (190) [user] classify_and_convert_charseq_([a, b, c], _2031482)
^  Call: (192) [system] setup_call_cleanup('$notrace'(_2032434, _2032436), once(user:catch(read_from_chars([a, b, c], _2031482), _2032416, fail)), '$restore_trace'(_2032434, _2032436))
^  Call: (193) [system] sig_atomic(system:'$notrace'(_2032434, _2032436))
^  Exit: (192) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _2032416, fail)), system:'$restore_trace'(3, -1))
   Call: (191) [system] atomic(abc)
   Exit: (191) [system] atomic(abc)
^  Exit: (190) [user] classify_and_convert_charseq_([a, b, c], abc)
   Call: (190) [system] integer(abc)
   Fail: (190) [system] integer(abc)
   Call: (190) [system] _1952294=abc
   Exit: (190) [system] abc=abc
^  Exit: (189) [user] classify_and_convert_charseq([a, b, c], abc)
^  Exit: (188) [user] read_symbolic(')', (0x55fbb4538270), a, abc)
^  Exit: (187) [user] cont_sexpr(')', (0x55fbb4538270), abc)
^  Call: (187) [user] read_list(')', (0x55fbb4538270), _2044562)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _2046420)
   Exit: (189) [system] peek_char((0x55fbb4538270), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
   Call: (189) [system] ' '=(/)
   Fail: (189) [system] ' '=(/)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55fbb4538270), _2056014)
   Exit: (189) [system] get_char((0x55fbb4538270), ' ')
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _2058718)
   Exit: (190) [system] peek_char((0x55fbb4538270), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
   Call: (190) [system] '('=(/)
   Fail: (190) [system] '('=(/)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _2075652)
   Exit: (188) [system] peek_char((0x55fbb4538270), '(')
   Call: (188) [system] '('=')'
   Fail: (188) [system] '('=')'
   Call: (188) [system] '('=end_of_file
   Fail: (188) [system] '('=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55fbb4538270), _2081222)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _2083080)
   Exit: (190) [system] peek_char((0x55fbb4538270), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
   Call: (190) [system] '('=(/)
   Fail: (190) [system] '('=(/)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] get_char((0x55fbb4538270), _5678)
   Exit: (189) [system] get_char((0x55fbb4538270), '(')
   Call: (189) [system] '('='('
   Exit: (189) [system] '('='('
^  Call: (189) [user] read_list(')', (0x55fbb4538270), _3396)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _11248)
   Exit: (191) [system] peek_char((0x55fbb4538270), 'I')
   Call: (191) [system] 'I'=(;)
   Fail: (191) [system] 'I'=(;)
   Call: (191) [system] 'I'=(/)
   Fail: (191) [system] 'I'=(/)
^  Call: (191) [user] is_like_space('I')
   Call: (192) [system] char_type('I', 'white')
   Fail: (192) [system] char_type('I', 'white')
   Call: (192) [system] char_type('I', end_of_line)
   Fail: (192) [system] char_type('I', end_of_line)
   Call: (192) [system] char_type('I', space)
   Fail: (192) [system] char_type('I', space)
   Call: (192) [system] char_type('I', cntrl)
   Fail: (192) [system] char_type('I', cntrl)
^  Fail: (191) [user] is_like_space('I')
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _27258)
   Exit: (190) [system] peek_char((0x55fbb4538270), 'I')
   Call: (190) [system] 'I'=')'
   Fail: (190) [system] 'I'=')'
   Call: (190) [system] 'I'=end_of_file
   Fail: (190) [system] 'I'=end_of_file
^  Call: (190) [user] cont_sexpr(')', (0x55fbb4538270), _32828)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _34686)
   Exit: (192) [system] peek_char((0x55fbb4538270), 'I')
   Call: (192) [system] 'I'=(;)
   Fail: (192) [system] 'I'=(;)
   Call: (192) [system] 'I'=(/)
   Fail: (192) [system] 'I'=(/)
^  Call: (192) [user] is_like_space('I')
   Call: (193) [system] char_type('I', 'white')
   Fail: (193) [system] char_type('I', 'white')
   Call: (193) [system] char_type('I', end_of_line)
   Fail: (193) [system] char_type('I', end_of_line)
   Call: (193) [system] char_type('I', space)
   Fail: (193) [system] char_type('I', space)
   Call: (193) [system] char_type('I', cntrl)
   Fail: (193) [system] char_type('I', cntrl)
^  Fail: (192) [user] is_like_space('I')
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] get_char((0x55fbb4538270), _50696)
   Exit: (191) [system] get_char((0x55fbb4538270), 'I')
   Call: (191) [system] 'I'='('
   Fail: (191) [system] 'I'='('
   Call: (191) [system] 'I'='['
   Fail: (191) [system] 'I'='['
   Call: (191) [system] 'I'='{'
   Fail: (191) [system] 'I'='{'
   Call: (191) [system] 'I'='"'
   Fail: (191) [system] 'I'='"'
   Call: (191) [system] 'I'=!
   Fail: (191) [system] 'I'=!
   Call: (191) [system] 'I'='\''
   Fail: (191) [system] 'I'='\''
   Call: (191) [system] 'I'='`'
   Fail: (191) [system] 'I'='`'
   Call: (191) [system] 'I'=end_of_file
   Fail: (191) [system] 'I'=end_of_file
^  Call: (191) [user] read_symbolic(')', (0x55fbb4538270), 'I', _32828)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _68338)
   Call: (193) [system] peek_char((0x55fbb4538270), _69272)
   Exit: (193) [system] peek_char((0x55fbb4538270), m)
^  Call: (193) [user] is_delimiter(m)
   Call: (194) [system] char_type(m, space)
   Fail: (194) [system] char_type(m, space)
   Call: (194) [system] arg(_73992, v('(', ')', end_of_file), m)
   Fail: (194) [system] arg(_74924, v('(', ')', end_of_file), m)
^  Fail: (193) [user] is_delimiter(m)
   Call: (193) [system] ')'==m
   Fail: (193) [system] ')'==m
   Call: (193) [system] get_char((0x55fbb4538270), m)
   Exit: (193) [system] get_char((0x55fbb4538270), m)
   Call: (193) [system] m=(\)
   Fail: (193) [system] m=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _82274)
   Call: (194) [system] peek_char((0x55fbb4538270), _83208)
   Exit: (194) [system] peek_char((0x55fbb4538270), p)
^  Call: (194) [user] is_delimiter(p)
   Call: (195) [system] char_type(p, space)
   Fail: (195) [system] char_type(p, space)
   Call: (195) [system] arg(_87928, v('(', ')', end_of_file), p)
   Fail: (195) [system] arg(_88860, v('(', ')', end_of_file), p)
^  Fail: (194) [user] is_delimiter(p)
   Call: (194) [system] ')'==p
   Fail: (194) [system] ')'==p
   Call: (194) [system] get_char((0x55fbb4538270), p)
   Exit: (194) [system] get_char((0x55fbb4538270), p)
   Call: (194) [system] p=(\)
   Fail: (194) [system] p=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _96210)
   Call: (195) [system] peek_char((0x55fbb4538270), _97144)
   Exit: (195) [system] peek_char((0x55fbb4538270), l)
^  Call: (195) [user] is_delimiter(l)
   Call: (196) [system] char_type(l, space)
   Fail: (196) [system] char_type(l, space)
   Call: (196) [system] arg(_101864, v('(', ')', end_of_file), l)
   Fail: (196) [system] arg(_102796, v('(', ')', end_of_file), l)
^  Fail: (195) [user] is_delimiter(l)
   Call: (195) [system] ')'==l
   Fail: (195) [system] ')'==l
   Call: (195) [system] get_char((0x55fbb4538270), l)
   Exit: (195) [system] get_char((0x55fbb4538270), l)
   Call: (195) [system] l=(\)
   Fail: (195) [system] l=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _110146)
   Call: (196) [system] peek_char((0x55fbb4538270), _111080)
   Exit: (196) [system] peek_char((0x55fbb4538270), i)
^  Call: (196) [user] is_delimiter(i)
   Call: (197) [system] char_type(i, space)
   Fail: (197) [system] char_type(i, space)
   Call: (197) [system] arg(_115800, v('(', ')', end_of_file), i)
   Fail: (197) [system] arg(_116732, v('(', ')', end_of_file), i)
^  Fail: (196) [user] is_delimiter(i)
   Call: (196) [system] ')'==i
   Fail: (196) [system] ')'==i
   Call: (196) [system] get_char((0x55fbb4538270), i)
   Exit: (196) [system] get_char((0x55fbb4538270), i)
   Call: (196) [system] i=(\)
   Fail: (196) [system] i=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _124082)
   Call: (197) [system] peek_char((0x55fbb4538270), _125016)
   Exit: (197) [system] peek_char((0x55fbb4538270), c)
^  Call: (197) [user] is_delimiter(c)
   Call: (198) [system] char_type(c, space)
   Fail: (198) [system] char_type(c, space)
   Call: (198) [system] arg(_129736, v('(', ')', end_of_file), c)
   Fail: (198) [system] arg(_130668, v('(', ')', end_of_file), c)
^  Fail: (197) [user] is_delimiter(c)
   Call: (197) [system] ')'==c
   Fail: (197) [system] ')'==c
   Call: (197) [system] get_char((0x55fbb4538270), c)
   Exit: (197) [system] get_char((0x55fbb4538270), c)
   Call: (197) [system] c=(\)
   Fail: (197) [system] c=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _138018)
   Call: (198) [system] peek_char((0x55fbb4538270), _138952)
   Exit: (198) [system] peek_char((0x55fbb4538270), a)
^  Call: (198) [user] is_delimiter(a)
   Call: (199) [system] char_type(a, space)
   Fail: (199) [system] char_type(a, space)
   Call: (199) [system] arg(_143672, v('(', ')', end_of_file), a)
   Fail: (199) [system] arg(_144604, v('(', ')', end_of_file), a)
^  Fail: (198) [user] is_delimiter(a)
   Call: (198) [system] ')'==a
   Fail: (198) [system] ')'==a
   Call: (198) [system] get_char((0x55fbb4538270), a)
   Exit: (198) [system] get_char((0x55fbb4538270), a)
   Call: (198) [system] a=(\)
   Fail: (198) [system] a=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _151954)
   Call: (199) [system] peek_char((0x55fbb4538270), _152888)
   Exit: (199) [system] peek_char((0x55fbb4538270), t)
^  Call: (199) [user] is_delimiter(t)
   Call: (200) [system] char_type(t, space)
   Fail: (200) [system] char_type(t, space)
   Call: (200) [system] arg(_157608, v('(', ')', end_of_file), t)
   Fail: (200) [system] arg(_158540, v('(', ')', end_of_file), t)
^  Fail: (199) [user] is_delimiter(t)
   Call: (199) [system] ')'==t
   Fail: (199) [system] ')'==t
   Call: (199) [system] get_char((0x55fbb4538270), t)
   Exit: (199) [system] get_char((0x55fbb4538270), t)
   Call: (199) [system] t=(\)
   Fail: (199) [system] t=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _165890)
   Call: (200) [system] peek_char((0x55fbb4538270), _166824)
   Exit: (200) [system] peek_char((0x55fbb4538270), i)
^  Call: (200) [user] is_delimiter(i)
   Call: (201) [system] char_type(i, space)
   Fail: (201) [system] char_type(i, space)
   Call: (201) [system] arg(_171544, v('(', ')', end_of_file), i)
   Fail: (201) [system] arg(_172476, v('(', ')', end_of_file), i)
^  Fail: (200) [user] is_delimiter(i)
   Call: (200) [system] ')'==i
   Fail: (200) [system] ')'==i
   Call: (200) [system] get_char((0x55fbb4538270), i)
   Exit: (200) [system] get_char((0x55fbb4538270), i)
   Call: (200) [system] i=(\)
   Fail: (200) [system] i=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _179826)
   Call: (201) [system] peek_char((0x55fbb4538270), _180760)
   Exit: (201) [system] peek_char((0x55fbb4538270), o)
^  Call: (201) [user] is_delimiter(o)
   Call: (202) [system] char_type(o, space)
   Fail: (202) [system] char_type(o, space)
   Call: (202) [system] arg(_185480, v('(', ')', end_of_file), o)
   Fail: (202) [system] arg(_186412, v('(', ')', end_of_file), o)
^  Fail: (201) [user] is_delimiter(o)
   Call: (201) [system] ')'==o
   Fail: (201) [system] ')'==o
   Call: (201) [system] get_char((0x55fbb4538270), o)
   Exit: (201) [system] get_char((0x55fbb4538270), o)
   Call: (201) [system] o=(\)
   Fail: (201) [system] o=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _193762)
   Call: (202) [system] peek_char((0x55fbb4538270), _194696)
   Exit: (202) [system] peek_char((0x55fbb4538270), n)
^  Call: (202) [user] is_delimiter(n)
   Call: (203) [system] char_type(n, space)
   Fail: (203) [system] char_type(n, space)
   Call: (203) [system] arg(_199416, v('(', ')', end_of_file), n)
   Fail: (203) [system] arg(_200348, v('(', ')', end_of_file), n)
^  Fail: (202) [user] is_delimiter(n)
   Call: (202) [system] ')'==n
   Fail: (202) [system] ')'==n
   Call: (202) [system] get_char((0x55fbb4538270), n)
   Exit: (202) [system] get_char((0x55fbb4538270), n)
   Call: (202) [system] n=(\)
   Fail: (202) [system] n=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _207698)
   Call: (203) [system] peek_char((0x55fbb4538270), _208632)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (203) [user] is_delimiter(' ')
   Call: (204) [system] char_type(' ', space)
   Exit: (204) [system] char_type(' ', space)
^  Exit: (203) [user] is_delimiter(' ')
   Call: (203) [system] _207698=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (202) [system] _193762=[n]
   Exit: (202) [system] [n]=[n]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (201) [system] _179826=[o, n]
   Exit: (201) [system] [o, n]=[o, n]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (200) [system] _165890=[i, o, n]
   Exit: (200) [system] [i, o, n]=[i, o, n]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (199) [system] _151954=[t, i, o, n]
   Exit: (199) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (198) [system] _138018=[a, t, i, o, n]
   Exit: (198) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (197) [system] _124082=[c, a, t, i, o, n]
   Exit: (197) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (196) [system] _110146=[i, c, a, t, i, o, n]
   Exit: (196) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (195) [system] _96210=[l, i, c, a, t, i, o, n]
   Exit: (195) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (194) [system] _82274=[p, l, i, c, a, t, i, o, n]
   Exit: (194) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (193) [system] _68338=[m, p, l, i, c, a, t, i, o, n]
   Exit: (193) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (192) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _32828)
^  Call: (193) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _245856)
^  Call: (195) [system] setup_call_cleanup('$notrace'(_246808, _246810), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _245856), _246790, fail)), '$restore_trace'(_246808, _246810))
^  Call: (196) [system] sig_atomic(system:'$notrace'(_246808, _246810))
^  Exit: (195) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _245856), _246790, fail)), system:'$restore_trace'(3, -1))
   Call: (194) [system] atomic(_245856)
   Fail: (194) [system] atomic(_245856)
   Call: (194) [system] atom_chars(_245856, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (194) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (193) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (193) [system] integer('Implication')
   Fail: (193) [system] integer('Implication')
   Call: (193) [system] _32828='Implication'
   Exit: (193) [system] 'Implication'='Implication'
^  Exit: (192) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (191) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (190) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (190) [user] read_list(')', (0x55fbb4538270), _260806)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _262664)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
   Call: (192) [system] ' '=(/)
   Fail: (192) [system] ' '=(/)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55fbb4538270), _272258)
   Exit: (192) [system] get_char((0x55fbb4538270), ' ')
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _274962)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
   Call: (193) [system] '('=(/)
   Fail: (193) [system] '('=(/)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _291896)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=')'
   Fail: (191) [system] '('=')'
   Call: (191) [system] '('=end_of_file
   Fail: (191) [system] '('=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55fbb4538270), _297466)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _299324)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
   Call: (193) [system] '('=(/)
   Fail: (193) [system] '('=(/)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] get_char((0x55fbb4538270), _315334)
   Exit: (192) [system] get_char((0x55fbb4538270), '(')
   Call: (192) [system] '('='('
   Exit: (192) [system] '('='('
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _297466)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _320904)
   Exit: (194) [system] peek_char((0x55fbb4538270), 'A')
   Call: (194) [system] 'A'=(;)
   Fail: (194) [system] 'A'=(;)
   Call: (194) [system] 'A'=(/)
   Fail: (194) [system] 'A'=(/)
^  Call: (194) [user] is_like_space('A')
   Call: (195) [system] char_type('A', 'white')
   Fail: (195) [system] char_type('A', 'white')
   Call: (195) [system] char_type('A', end_of_line)
   Fail: (195) [system] char_type('A', end_of_line)
   Call: (195) [system] char_type('A', space)
   Fail: (195) [system] char_type('A', space)
   Call: (195) [system] char_type('A', cntrl)
   Fail: (195) [system] char_type('A', cntrl)
^  Fail: (194) [user] is_like_space('A')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _336914)
   Exit: (193) [system] peek_char((0x55fbb4538270), 'A')
   Call: (193) [system] 'A'=')'
   Fail: (193) [system] 'A'=')'
   Call: (193) [system] 'A'=end_of_file
   Fail: (193) [system] 'A'=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _342484)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _344342)
   Exit: (195) [system] peek_char((0x55fbb4538270), 'A')
   Call: (195) [system] 'A'=(;)
   Fail: (195) [system] 'A'=(;)
   Call: (195) [system] 'A'=(/)
   Fail: (195) [system] 'A'=(/)
^  Call: (195) [user] is_like_space('A')
   Call: (196) [system] char_type('A', 'white')
   Fail: (196) [system] char_type('A', 'white')
   Call: (196) [system] char_type('A', end_of_line)
   Fail: (196) [system] char_type('A', end_of_line)
   Call: (196) [system] char_type('A', space)
   Fail: (196) [system] char_type('A', space)
   Call: (196) [system] char_type('A', cntrl)
   Fail: (196) [system] char_type('A', cntrl)
^  Fail: (195) [user] is_like_space('A')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _360352)
   Exit: (194) [system] get_char((0x55fbb4538270), 'A')
   Call: (194) [system] 'A'='('
   Fail: (194) [system] 'A'='('
   Call: (194) [system] 'A'='['
   Fail: (194) [system] 'A'='['
   Call: (194) [system] 'A'='{'
   Fail: (194) [system] 'A'='{'
   Call: (194) [system] 'A'='"'
   Fail: (194) [system] 'A'='"'
   Call: (194) [system] 'A'=!
   Fail: (194) [system] 'A'=!
   Call: (194) [system] 'A'='\''
   Fail: (194) [system] 'A'='\''
   Call: (194) [system] 'A'='`'
   Fail: (194) [system] 'A'='`'
   Call: (194) [system] 'A'=end_of_file
   Fail: (194) [system] 'A'=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55fbb4538270), 'A', _342484)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _377994)
   Call: (196) [system] peek_char((0x55fbb4538270), _378928)
   Exit: (196) [system] peek_char((0x55fbb4538270), n)
^  Call: (196) [user] is_delimiter(n)
   Call: (197) [system] char_type(n, space)
   Fail: (197) [system] char_type(n, space)
   Call: (197) [system] arg(_383648, v('(', ')', end_of_file), n)
   Fail: (197) [system] arg(_384580, v('(', ')', end_of_file), n)
^  Fail: (196) [user] is_delimiter(n)
   Call: (196) [system] ')'==n
   Fail: (196) [system] ')'==n
   Call: (196) [system] get_char((0x55fbb4538270), n)
   Exit: (196) [system] get_char((0x55fbb4538270), n)
   Call: (196) [system] n=(\)
   Fail: (196) [system] n=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _391930)
   Call: (197) [system] peek_char((0x55fbb4538270), _392864)
   Exit: (197) [system] peek_char((0x55fbb4538270), d)
^  Call: (197) [user] is_delimiter(d)
   Call: (198) [system] char_type(d, space)
   Fail: (198) [system] char_type(d, space)
   Call: (198) [system] arg(_397584, v('(', ')', end_of_file), d)
   Fail: (198) [system] arg(_398516, v('(', ')', end_of_file), d)
^  Fail: (197) [user] is_delimiter(d)
   Call: (197) [system] ')'==d
   Fail: (197) [system] ')'==d
   Call: (197) [system] get_char((0x55fbb4538270), d)
   Exit: (197) [system] get_char((0x55fbb4538270), d)
   Call: (197) [system] d=(\)
   Fail: (197) [system] d=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _405866)
   Call: (198) [system] peek_char((0x55fbb4538270), _406800)
   Exit: (198) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (198) [user] is_delimiter('L')
   Call: (199) [system] char_type('L', space)
   Fail: (199) [system] char_type('L', space)
   Call: (199) [system] arg(_411520, v('(', ')', end_of_file), 'L')
   Fail: (199) [system] arg(_412452, v('(', ')', end_of_file), 'L')
^  Fail: (198) [user] is_delimiter('L')
   Call: (198) [system] ')'=='L'
   Fail: (198) [system] ')'=='L'
   Call: (198) [system] get_char((0x55fbb4538270), 'L')
   Exit: (198) [system] get_char((0x55fbb4538270), 'L')
   Call: (198) [system] 'L'=(\)
   Fail: (198) [system] 'L'=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _419802)
   Call: (199) [system] peek_char((0x55fbb4538270), _420736)
   Exit: (199) [system] peek_char((0x55fbb4538270), i)
^  Call: (199) [user] is_delimiter(i)
   Call: (200) [system] char_type(i, space)
   Fail: (200) [system] char_type(i, space)
   Call: (200) [system] arg(_425456, v('(', ')', end_of_file), i)
   Fail: (200) [system] arg(_426388, v('(', ')', end_of_file), i)
^  Fail: (199) [user] is_delimiter(i)
   Call: (199) [system] ')'==i
   Fail: (199) [system] ')'==i
   Call: (199) [system] get_char((0x55fbb4538270), i)
   Exit: (199) [system] get_char((0x55fbb4538270), i)
   Call: (199) [system] i=(\)
   Fail: (199) [system] i=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _433738)
   Call: (200) [system] peek_char((0x55fbb4538270), _434672)
   Exit: (200) [system] peek_char((0x55fbb4538270), n)
^  Call: (200) [user] is_delimiter(n)
   Call: (201) [system] char_type(n, space)
   Fail: (201) [system] char_type(n, space)
   Call: (201) [system] arg(_439392, v('(', ')', end_of_file), n)
   Fail: (201) [system] arg(_440324, v('(', ')', end_of_file), n)
^  Fail: (200) [user] is_delimiter(n)
   Call: (200) [system] ')'==n
   Fail: (200) [system] ')'==n
   Call: (200) [system] get_char((0x55fbb4538270), n)
   Exit: (200) [system] get_char((0x55fbb4538270), n)
   Call: (200) [system] n=(\)
   Fail: (200) [system] n=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _447674)
   Call: (201) [system] peek_char((0x55fbb4538270), _448608)
   Exit: (201) [system] peek_char((0x55fbb4538270), k)
^  Call: (201) [user] is_delimiter(k)
   Call: (202) [system] char_type(k, space)
   Fail: (202) [system] char_type(k, space)
   Call: (202) [system] arg(_453328, v('(', ')', end_of_file), k)
   Fail: (202) [system] arg(_454260, v('(', ')', end_of_file), k)
^  Fail: (201) [user] is_delimiter(k)
   Call: (201) [system] ')'==k
   Fail: (201) [system] ')'==k
   Call: (201) [system] get_char((0x55fbb4538270), k)
   Exit: (201) [system] get_char((0x55fbb4538270), k)
   Call: (201) [system] k=(\)
   Fail: (201) [system] k=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _461610)
   Call: (202) [system] peek_char((0x55fbb4538270), _462544)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (202) [user] is_delimiter(' ')
   Call: (203) [system] char_type(' ', space)
   Exit: (203) [system] char_type(' ', space)
^  Exit: (202) [user] is_delimiter(' ')
   Call: (202) [system] _461610=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (201) [system] _447674=[k]
   Exit: (201) [system] [k]=[k]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (200) [system] _433738=[n, k]
   Exit: (200) [system] [n, k]=[n, k]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (199) [system] _419802=[i, n, k]
   Exit: (199) [system] [i, n, k]=[i, n, k]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (198) [system] _405866=['L', i, n, k]
   Exit: (198) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (197) [system] _391930=[d, 'L', i, n, k]
   Exit: (197) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (196) [system] _377994=[n, d, 'L', i, n, k]
   Exit: (196) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (195) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _342484)
^  Call: (196) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _488592)
^  Call: (198) [system] setup_call_cleanup('$notrace'(_489544, _489546), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _488592), _489526, fail)), '$restore_trace'(_489544, _489546))
^  Call: (199) [system] sig_atomic(system:'$notrace'(_489544, _489546))
^  Exit: (198) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _488592), _489526, fail)), system:'$restore_trace'(3, -1))
   Call: (197) [system] atomic(_488592)
   Fail: (197) [system] atomic(_488592)
   Call: (197) [system] atom_chars(_488592, ['A', n, d, 'L', i, n, k])
   Exit: (197) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (196) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (196) [system] integer('AndLink')
   Fail: (196) [system] integer('AndLink')
   Call: (196) [system] _342484='AndLink'
   Exit: (196) [system] 'AndLink'='AndLink'
^  Exit: (195) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (194) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _503542)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _505400)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _514994)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _517698)
   Exit: (196) [system] peek_char((0x55fbb4538270), 'A')
   Call: (196) [system] 'A'=(;)
   Fail: (196) [system] 'A'=(;)
   Call: (196) [system] 'A'=(/)
   Fail: (196) [system] 'A'=(/)
^  Call: (196) [user] is_like_space('A')
   Call: (197) [system] char_type('A', 'white')
   Fail: (197) [system] char_type('A', 'white')
   Call: (197) [system] char_type('A', end_of_line)
   Fail: (197) [system] char_type('A', end_of_line)
   Call: (197) [system] char_type('A', space)
   Fail: (197) [system] char_type('A', space)
   Call: (197) [system] char_type('A', cntrl)
   Fail: (197) [system] char_type('A', cntrl)
^  Fail: (196) [user] is_like_space('A')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _534632)
   Exit: (194) [system] peek_char((0x55fbb4538270), 'A')
   Call: (194) [system] 'A'=')'
   Fail: (194) [system] 'A'=')'
   Call: (194) [system] 'A'=end_of_file
   Fail: (194) [system] 'A'=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _540202)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _542060)
   Exit: (196) [system] peek_char((0x55fbb4538270), 'A')
   Call: (196) [system] 'A'=(;)
   Fail: (196) [system] 'A'=(;)
   Call: (196) [system] 'A'=(/)
   Fail: (196) [system] 'A'=(/)
^  Call: (196) [user] is_like_space('A')
   Call: (197) [system] char_type('A', 'white')
   Fail: (197) [system] char_type('A', 'white')
   Call: (197) [system] char_type('A', end_of_line)
   Fail: (197) [system] char_type('A', end_of_line)
   Call: (197) [system] char_type('A', space)
   Fail: (197) [system] char_type('A', space)
   Call: (197) [system] char_type('A', cntrl)
   Fail: (197) [system] char_type('A', cntrl)
^  Fail: (196) [user] is_like_space('A')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _558070)
   Exit: (195) [system] get_char((0x55fbb4538270), 'A')
   Call: (195) [system] 'A'='('
   Fail: (195) [system] 'A'='('
   Call: (195) [system] 'A'='['
   Fail: (195) [system] 'A'='['
   Call: (195) [system] 'A'='{'
   Fail: (195) [system] 'A'='{'
   Call: (195) [system] 'A'='"'
   Fail: (195) [system] 'A'='"'
   Call: (195) [system] 'A'=!
   Fail: (195) [system] 'A'=!
   Call: (195) [system] 'A'='\''
   Fail: (195) [system] 'A'='\''
   Call: (195) [system] 'A'='`'
   Fail: (195) [system] 'A'='`'
   Call: (195) [system] 'A'=end_of_file
   Fail: (195) [system] 'A'=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55fbb4538270), 'A', _540202)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _575712)
   Call: (197) [system] peek_char((0x55fbb4538270), _576646)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (197) [user] is_delimiter(' ')
   Call: (198) [system] char_type(' ', space)
   Exit: (198) [system] char_type(' ', space)
^  Exit: (197) [user] is_delimiter(' ')
   Call: (197) [system] _575712=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (196) [user] classify_and_convert_charseq(['A'], _540202)
^  Call: (197) [user] classify_and_convert_charseq_(['A'], _585930)
^  Call: (199) [system] setup_call_cleanup('$notrace'(_586882, _586884), once(user:catch(read_from_chars(['A'], _585930), _586864, fail)), '$restore_trace'(_586882, _586884))
^  Call: (200) [system] sig_atomic(system:'$notrace'(_586882, _586884))
^  Exit: (199) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _585930), _586864, fail)), system:'$restore_trace'(3, -1))
   Call: (198) [system] atomic(_585930)
   Fail: (198) [system] atomic(_585930)
   Call: (198) [system] atom_chars(_585930, ['A'])
   Exit: (198) [system] atom_chars('A', ['A'])
^  Exit: (197) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (197) [system] integer('A')
   Fail: (197) [system] integer('A')
   Call: (197) [system] _540202='A'
   Exit: (197) [system] 'A'='A'
^  Exit: (196) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (195) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _600880)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _602738)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _612332)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _615036)
   Exit: (197) [system] peek_char((0x55fbb4538270), 'B')
   Call: (197) [system] 'B'=(;)
   Fail: (197) [system] 'B'=(;)
   Call: (197) [system] 'B'=(/)
   Fail: (197) [system] 'B'=(/)
^  Call: (197) [user] is_like_space('B')
   Call: (198) [system] char_type('B', 'white')
   Fail: (198) [system] char_type('B', 'white')
   Call: (198) [system] char_type('B', end_of_line)
   Fail: (198) [system] char_type('B', end_of_line)
   Call: (198) [system] char_type('B', space)
   Fail: (198) [system] char_type('B', space)
   Call: (198) [system] char_type('B', cntrl)
   Fail: (198) [system] char_type('B', cntrl)
^  Fail: (197) [user] is_like_space('B')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _631970)
   Exit: (195) [system] peek_char((0x55fbb4538270), 'B')
   Call: (195) [system] 'B'=')'
   Fail: (195) [system] 'B'=')'
   Call: (195) [system] 'B'=end_of_file
   Fail: (195) [system] 'B'=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _637540)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _639398)
   Exit: (197) [system] peek_char((0x55fbb4538270), 'B')
   Call: (197) [system] 'B'=(;)
   Fail: (197) [system] 'B'=(;)
   Call: (197) [system] 'B'=(/)
   Fail: (197) [system] 'B'=(/)
^  Call: (197) [user] is_like_space('B')
   Call: (198) [system] char_type('B', 'white')
   Fail: (198) [system] char_type('B', 'white')
   Call: (198) [system] char_type('B', end_of_line)
   Fail: (198) [system] char_type('B', end_of_line)
   Call: (198) [system] char_type('B', space)
   Fail: (198) [system] char_type('B', space)
   Call: (198) [system] char_type('B', cntrl)
   Fail: (198) [system] char_type('B', cntrl)
^  Fail: (197) [user] is_like_space('B')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _655408)
   Exit: (196) [system] get_char((0x55fbb4538270), 'B')
   Call: (196) [system] 'B'='('
   Fail: (196) [system] 'B'='('
   Call: (196) [system] 'B'='['
   Fail: (196) [system] 'B'='['
   Call: (196) [system] 'B'='{'
   Fail: (196) [system] 'B'='{'
   Call: (196) [system] 'B'='"'
   Fail: (196) [system] 'B'='"'
   Call: (196) [system] 'B'=!
   Fail: (196) [system] 'B'=!
   Call: (196) [system] 'B'='\''
   Fail: (196) [system] 'B'='\''
   Call: (196) [system] 'B'='`'
   Fail: (196) [system] 'B'='`'
   Call: (196) [system] 'B'=end_of_file
   Fail: (196) [system] 'B'=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55fbb4538270), 'B', _637540)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _673050)
   Call: (198) [system] peek_char((0x55fbb4538270), _673984)
   Exit: (198) [system] peek_char((0x55fbb4538270), ')')
^  Call: (198) [user] is_delimiter(')')
   Call: (199) [system] char_type(')', space)
   Fail: (199) [system] char_type(')', space)
   Call: (199) [system] arg(_678704, v('(', ')', end_of_file), ')')
   Exit: (199) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (198) [user] is_delimiter(')')
   Call: (198) [system] _673050=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (197) [user] classify_and_convert_charseq(['B'], _637540)
^  Call: (198) [user] classify_and_convert_charseq_(['B'], _685140)
^  Call: (200) [system] setup_call_cleanup('$notrace'(_686092, _686094), once(user:catch(read_from_chars(['B'], _685140), _686074, fail)), '$restore_trace'(_686092, _686094))
^  Call: (201) [system] sig_atomic(system:'$notrace'(_686092, _686094))
^  Exit: (200) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _685140), _686074, fail)), system:'$restore_trace'(3, -1))
   Call: (199) [system] atomic(_685140)
   Fail: (199) [system] atomic(_685140)
   Call: (199) [system] atom_chars(_685140, ['B'])
   Exit: (199) [system] atom_chars('B', ['B'])
^  Exit: (198) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (198) [system] integer('B')
   Fail: (198) [system] integer('B')
   Call: (198) [system] _637540='B'
   Exit: (198) [system] 'B'='B'
^  Exit: (197) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (196) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _700090)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _701948)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
   Call: (197) [system] ')'=(/)
   Fail: (197) [system] ')'=(/)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _717958)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55fbb4538270), _721748)
   Exit: (196) [system] get_char((0x55fbb4538270), ')')
   Call: (196) [system] _700090=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [])
   Call: (195) [system] _600880=['B']
   Exit: (195) [system] ['B']=['B']
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (194) [system] _503542=['A', 'B']
   Exit: (194) [system] ['A', 'B']=['A', 'B']
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), ['A', 'B'])
   Call: (193) [system] _297466=['AndLink', 'A', 'B']
   Exit: (193) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Exit: (191) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _735630)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _737488)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _747082)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _749786)
   Exit: (194) [system] peek_char((0x55fbb4538270), 'C')
   Call: (194) [system] 'C'=(;)
   Fail: (194) [system] 'C'=(;)
   Call: (194) [system] 'C'=(/)
   Fail: (194) [system] 'C'=(/)
^  Call: (194) [user] is_like_space('C')
   Call: (195) [system] char_type('C', 'white')
   Fail: (195) [system] char_type('C', 'white')
   Call: (195) [system] char_type('C', end_of_line)
   Fail: (195) [system] char_type('C', end_of_line)
   Call: (195) [system] char_type('C', space)
   Fail: (195) [system] char_type('C', space)
   Call: (195) [system] char_type('C', cntrl)
   Fail: (195) [system] char_type('C', cntrl)
^  Fail: (194) [user] is_like_space('C')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _766720)
   Exit: (192) [system] peek_char((0x55fbb4538270), 'C')
   Call: (192) [system] 'C'=')'
   Fail: (192) [system] 'C'=')'
   Call: (192) [system] 'C'=end_of_file
   Fail: (192) [system] 'C'=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _772290)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _774148)
   Exit: (194) [system] peek_char((0x55fbb4538270), 'C')
   Call: (194) [system] 'C'=(;)
   Fail: (194) [system] 'C'=(;)
   Call: (194) [system] 'C'=(/)
   Fail: (194) [system] 'C'=(/)
^  Call: (194) [user] is_like_space('C')
   Call: (195) [system] char_type('C', 'white')
   Fail: (195) [system] char_type('C', 'white')
   Call: (195) [system] char_type('C', end_of_line)
   Fail: (195) [system] char_type('C', end_of_line)
   Call: (195) [system] char_type('C', space)
   Fail: (195) [system] char_type('C', space)
   Call: (195) [system] char_type('C', cntrl)
   Fail: (195) [system] char_type('C', cntrl)
^  Fail: (194) [user] is_like_space('C')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _790158)
   Exit: (193) [system] get_char((0x55fbb4538270), 'C')
   Call: (193) [system] 'C'='('
   Fail: (193) [system] 'C'='('
   Call: (193) [system] 'C'='['
   Fail: (193) [system] 'C'='['
   Call: (193) [system] 'C'='{'
   Fail: (193) [system] 'C'='{'
   Call: (193) [system] 'C'='"'
   Fail: (193) [system] 'C'='"'
   Call: (193) [system] 'C'=!
   Fail: (193) [system] 'C'=!
   Call: (193) [system] 'C'='\''
   Fail: (193) [system] 'C'='\''
   Call: (193) [system] 'C'='`'
   Fail: (193) [system] 'C'='`'
   Call: (193) [system] 'C'=end_of_file
   Fail: (193) [system] 'C'=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55fbb4538270), 'C', _772290)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _807800)
   Call: (195) [system] peek_char((0x55fbb4538270), _808734)
   Exit: (195) [system] peek_char((0x55fbb4538270), ')')
^  Call: (195) [user] is_delimiter(')')
   Call: (196) [system] char_type(')', space)
   Fail: (196) [system] char_type(')', space)
   Call: (196) [system] arg(_813454, v('(', ')', end_of_file), ')')
   Exit: (196) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (195) [user] is_delimiter(')')
   Call: (195) [system] _807800=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (194) [user] classify_and_convert_charseq(['C'], _772290)
^  Call: (195) [user] classify_and_convert_charseq_(['C'], _819890)
^  Call: (197) [system] setup_call_cleanup('$notrace'(_820842, _820844), once(user:catch(read_from_chars(['C'], _819890), _820824, fail)), '$restore_trace'(_820842, _820844))
^  Call: (198) [system] sig_atomic(system:'$notrace'(_820842, _820844))
^  Exit: (197) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _819890), _820824, fail)), system:'$restore_trace'(3, -1))
   Call: (196) [system] atomic(_819890)
   Fail: (196) [system] atomic(_819890)
   Call: (196) [system] atom_chars(_819890, ['C'])
   Exit: (196) [system] atom_chars('C', ['C'])
^  Exit: (195) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (195) [system] integer('C')
   Fail: (195) [system] integer('C')
   Call: (195) [system] _772290='C'
   Exit: (195) [system] 'C'='C'
^  Exit: (194) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (193) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _834840)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _836698)
   Exit: (194) [system] peek_char((0x55fbb4538270), ')')
   Call: (194) [system] ')'=(;)
   Fail: (194) [system] ')'=(;)
   Call: (194) [system] ')'=(/)
   Fail: (194) [system] ')'=(/)
^  Call: (194) [user] is_like_space(')')
   Call: (195) [system] char_type(')', 'white')
   Fail: (195) [system] char_type(')', 'white')
   Call: (195) [system] char_type(')', end_of_line)
   Fail: (195) [system] char_type(')', end_of_line)
   Call: (195) [system] char_type(')', space)
   Fail: (195) [system] char_type(')', space)
   Call: (195) [system] char_type(')', cntrl)
   Fail: (195) [system] char_type(')', cntrl)
^  Fail: (194) [user] is_like_space(')')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _852708)
   Exit: (193) [system] peek_char((0x55fbb4538270), ')')
   Call: (193) [system] ')'=')'
   Exit: (193) [system] ')'=')'
   Call: (193) [system] get_char((0x55fbb4538270), _856498)
   Exit: (193) [system] get_char((0x55fbb4538270), ')')
   Call: (193) [system] _834840=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [])
   Call: (192) [system] _735630=['C']
   Exit: (192) [system] ['C']=['C']
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), ['C'])
   Call: (191) [system] _260806=[['AndLink', 'A', 'B'], 'C']
   Exit: (191) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (190) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'A', 'B'], 'C'])
   Call: (190) [system] _3396=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (190) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (189) [user] read_list(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (188) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (188) [user] read_list(')', (0x55fbb4538270), _870380)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _872238)
   Exit: (190) [system] peek_char((0x55fbb4538270), ')')
   Call: (190) [system] ')'=(;)
   Fail: (190) [system] ')'=(;)
   Call: (190) [system] ')'=(/)
   Fail: (190) [system] ')'=(/)
^  Call: (190) [user] is_like_space(')')
   Call: (191) [system] char_type(')', 'white')
   Fail: (191) [system] char_type(')', 'white')
   Call: (191) [system] char_type(')', end_of_line)
   Fail: (191) [system] char_type(')', end_of_line)
   Call: (191) [system] char_type(')', space)
   Fail: (191) [system] char_type(')', space)
   Call: (191) [system] char_type(')', cntrl)
   Fail: (191) [system] char_type(')', cntrl)
^  Fail: (190) [user] is_like_space(')')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _888248)
   Exit: (189) [system] peek_char((0x55fbb4538270), ')')
   Call: (189) [system] ')'=')'
   Exit: (189) [system] ')'=')'
   Call: (189) [system] get_char((0x55fbb4538270), _892038)
   Exit: (189) [system] get_char((0x55fbb4538270), ')')
   Call: (189) [system] _870380=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_list(')', (0x55fbb4538270), [])
   Call: (188) [system] _3392=[['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (188) [system] [['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (187) [user] read_list(')', (0x55fbb4538270), [['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (187) [system] _3386=[abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (187) [system] [abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]=[abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (186) [user] read_list(')', (0x55fbb4538270), [abc, ['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (186) [system] _3378=[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (186) [system] [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]=[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (185) [user] read_list(')', (0x55fbb4538270), [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Exit: (184) [user] cont_sexpr(')', (0x55fbb4538270), [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Call: (184) [user] read_list(')', (0x55fbb4538270), _905920)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _907778)
   Exit: (186) [system] peek_char((0x55fbb4538270), ')')
   Call: (186) [system] ')'=(;)
   Fail: (186) [system] ')'=(;)
   Call: (186) [system] ')'=(/)
   Fail: (186) [system] ')'=(/)
^  Call: (186) [user] is_like_space(')')
   Call: (187) [system] char_type(')', 'white')
   Fail: (187) [system] char_type(')', 'white')
   Call: (187) [system] char_type(')', end_of_line)
   Fail: (187) [system] char_type(')', end_of_line)
   Call: (187) [system] char_type(')', space)
   Fail: (187) [system] char_type(')', space)
   Call: (187) [system] char_type(')', cntrl)
   Fail: (187) [system] char_type(')', cntrl)
^  Fail: (186) [user] is_like_space(')')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _923788)
   Exit: (185) [system] peek_char((0x55fbb4538270), ')')
   Call: (185) [system] ')'=')'
   Exit: (185) [system] ')'=')'
   Call: (185) [system] get_char((0x55fbb4538270), _927578)
   Exit: (185) [system] get_char((0x55fbb4538270), ')')
   Call: (185) [system] _905920=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_list(')', (0x55fbb4538270), [])
   Call: (184) [system] _3374=[[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (184) [system] [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (183) [user] read_list(')', (0x55fbb4538270), [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (183) [system] _3362=[[kb], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (183) [system] [[kb], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[[kb], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (182) [user] read_list(')', (0x55fbb4538270), [[kb], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (182) [system] _3322=[=, [kb], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (182) [system] [=, [kb], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[=, [kb], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (181) [user] read_list(')', (0x55fbb4538270), [=, [kb], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Exit: (180) [user] cont_sexpr(')', (0x55fbb4538270), [=, [kb], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Exit: (179) [user] read_sexpr((0x55fbb4538270), [=, [kb], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Call: (179) [user] assertz(metta_file_comment(97, 0, 4017, [=, [kb], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]], '$stream_position'(4017, 97, 0, 4017)))
^  Exit: (179) [user] assertz(metta_file_comment(97, 0, 4017, [=, [kb], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]], '$stream_position'(4017, 97, 0, 4017)))
^  Exit: (177) [system] once(user:(read_position((0x55fbb4538270), 97, 0, 4017, '$stream_position'(4017, 97, 0, 4017)), read_sexpr((0x55fbb4538270), [=, [kb], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]]), assertz(metta_file_comment(97, 0, 4017, [=, [kb], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]], '$stream_position'(4017, 97, 0, 4017)))))
   Call: (177) [system] fail
^  Call: (177) [user] retract(metta_file_comment(_946096, _946098, _946100, _946102, _946104))
^  Exit: (177) [user] retract(metta_file_comment(47, 0, 1473, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), '$stream_position'(1473, 47, 0, 1473)))
^  Call: (177) [user] trly(untyped_to_metta, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), _3084)
^  Call: (178) [user] once(call(untyped_to_metta, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), _948944))
^  Call: (179) [user] call(untyped_to_metta, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), _948944)
^  Call: (180) [user] untyped_to_metta('$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), _948944)
^  Call: (181) [user] must_det_ll(trly(mfix_vars1, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), _951760))
^  Call: (182) [user] once(user:trly(mfix_vars1, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), _951760))
^  Call: (183) [user] trly(mfix_vars1, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), _951760)
^  Call: (184) [user] once(call(mfix_vars1, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), _954560))
^  Call: (185) [user] call(mfix_vars1, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), _954560)
^  Call: (186) [user] mfix_vars1('$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), _954560)
   Call: (187) [system] var('$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0))
   Call: (187) [system] atom('$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0))
   Call: (187) [system] '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0)==true
   Call: (187) [system] '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0)==false
   Call: (187) [system] '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0)==[_961080, _961086]
   Call: (187) [system] is_list('$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0))
   Call: (187) [system] string('$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0))
   Call: (187) [system] compound('$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0))
   Exit: (187) [system] compound('$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0))
   Call: (187) [system] compound_name_arguments('$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), _965714, _965716)
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), '$COMMENT', [";; TODO: recurse over curried rules instead of duplicating code over", 47, 0])
   Call: (187) [system] '$COMMENT'\=='$VAR'
   Exit: (187) [system] '$COMMENT'\=='$VAR'
^  Call: (187) [user] apply:maplist(mfix_vars1, [";; TODO: recurse over curried rules instead of duplicating code over", 47, 0], _969456)
   Call: (188) [apply] apply:maplist_([";; TODO: recurse over curried rules instead of duplicating code over", 47, 0], _969456, user:mfix_vars1)
^  Call: (189) [user] mfix_vars1(";; TODO: recurse over curried rules instead of duplicating code over", _971336)
   Call: (190) [system] var(";; TODO: recurse over curried rules instead of duplicating code over")
   Call: (190) [system] atom(";; TODO: recurse over curried rules instead of duplicating code over")
   Call: (190) [system] ";; TODO: recurse over curried rules instead of duplicating code over"==true
   Call: (190) [system] ";; TODO: recurse over curried rules instead of duplicating code over"==false
   Call: (190) [system] ";; TODO: recurse over curried rules instead of duplicating code over"==[_975978, _975984]
   Call: (190) [system] is_list(";; TODO: recurse over curried rules instead of duplicating code over")
   Call: (190) [system] string(";; TODO: recurse over curried rules instead of duplicating code over")
   Exit: (190) [system] string(";; TODO: recurse over curried rules instead of duplicating code over")
^  Call: (190) [user] string_to_syms
   Call: (191) [system] fail
   Call: (190) [system] compound(";; TODO: recurse over curried rules instead of duplicating code over")
^  Call: (190) [user] symbol(";; TODO: recurse over curried rules instead of duplicating code over")
   Call: (191) [system] atom(";; TODO: recurse over curried rules instead of duplicating code over")
   Fail: (191) [system] atom(";; TODO: recurse over curried rules instead of duplicating code over")
^  Fail: (190) [user] symbol(";; TODO: recurse over curried rules instead of duplicating code over")
   Call: (190) [system] ";; TODO: recurse over curried rules instead of duplicating code over"=_971336
   Exit: (190) [system] ";; TODO: recurse over curried rules instead of duplicating code over"=";; TODO: recurse over curried rules instead of duplicating code over"
^  Exit: (189) [user] mfix_vars1(";; TODO: recurse over curried rules instead of duplicating code over", ";; TODO: recurse over curried rules instead of duplicating code over")
   Call: (189) [apply] apply:maplist_([47, 0], _971338, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1(47, _989858)
   Call: (191) [system] var(47)
   Call: (191) [system] atom(47)
   Call: (191) [system] 47==true
   Call: (191) [system] 47==false
   Call: (191) [system] 47==[_994500, _994506]
   Call: (191) [system] is_list(47)
   Call: (191) [system] string(47)
   Call: (191) [system] compound(47)
^  Call: (191) [user] symbol(47)
   Call: (192) [system] atom(47)
   Fail: (192) [system] atom(47)
^  Fail: (191) [user] symbol(47)
   Call: (191) [system] 47=_989858
   Exit: (191) [system] 47=47
^  Exit: (190) [user] mfix_vars1(47, 47)
   Call: (190) [apply] apply:maplist_([0], _989860, user:mfix_vars1)
^  Call: (191) [user] mfix_vars1(0, _1005624)
   Call: (192) [system] var(0)
   Call: (192) [system] atom(0)
   Call: (192) [system] 0==true
   Call: (192) [system] 0==false
   Call: (192) [system] 0==[_1010266, _1010272]
   Call: (192) [system] is_list(0)
   Call: (192) [system] string(0)
   Call: (192) [system] compound(0)
^  Call: (192) [user] symbol(0)
   Call: (193) [system] atom(0)
   Fail: (193) [system] atom(0)
^  Fail: (192) [user] symbol(0)
   Call: (192) [system] 0=_1005624
   Exit: (192) [system] 0=0
^  Exit: (191) [user] mfix_vars1(0, 0)
   Call: (191) [apply] apply:maplist_([], _1005626, user:mfix_vars1)
   Exit: (191) [apply] apply:maplist_([], [], user:mfix_vars1)
   Exit: (190) [apply] apply:maplist_([0], [0], user:mfix_vars1)
   Exit: (189) [apply] apply:maplist_([47, 0], [47, 0], user:mfix_vars1)
   Exit: (188) [apply] apply:maplist_([";; TODO: recurse over curried rules instead of duplicating code over", 47, 0], [";; TODO: recurse over curried rules instead of duplicating code over", 47, 0], user:mfix_vars1)
^  Exit: (187) [apply] apply:maplist(user:mfix_vars1, [";; TODO: recurse over curried rules instead of duplicating code over", 47, 0], [";; TODO: recurse over curried rules instead of duplicating code over", 47, 0])
   Call: (187) [system] compound_name_arguments(_954560, '$COMMENT', [";; TODO: recurse over curried rules instead of duplicating code over", 47, 0])
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), '$COMMENT', [";; TODO: recurse over curried rules instead of duplicating code over", 47, 0])
^  Exit: (186) [user] mfix_vars1('$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0))
^  Exit: (185) [system] call(user:mfix_vars1, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0))
^  Exit: (184) [system] once(user:call(mfix_vars1, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0)))
   Call: (184) [system] '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0)\=@='$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0)
^  Exit: (183) [user] trly(mfix_vars1, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0))
^  Exit: (182) [system] once(user:trly(mfix_vars1, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(mfix_vars1, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_c, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), _1034442))
^  Call: (182) [user] once(user:trly(cons_to_c, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), _1034442))
^  Call: (183) [user] trly(cons_to_c, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), _1034442)
^  Call: (184) [user] once(call(cons_to_c, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), _1037242))
^  Call: (185) [user] call(cons_to_c, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), _1037242)
^  Call: (186) [user] cons_to_c('$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), _1037242)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_c('$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0))
^  Exit: (185) [system] call(user:cons_to_c, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0))
^  Exit: (184) [system] once(user:call(cons_to_c, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0)))
   Call: (184) [system] '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0)\=@='$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0)
^  Exit: (183) [user] trly(cons_to_c, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0))
^  Exit: (182) [system] once(user:trly(cons_to_c, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_c, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_l, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), _948944))
^  Call: (182) [user] once(user:trly(cons_to_l, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), _948944))
^  Call: (183) [user] trly(cons_to_l, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), _948944)
^  Call: (184) [user] once(call(cons_to_l, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), _1051200))
^  Call: (185) [user] call(cons_to_l, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), _1051200)
^  Call: (186) [user] cons_to_l('$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), _1051200)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_l('$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0))
^  Exit: (185) [system] call(user:cons_to_l, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0))
^  Exit: (184) [system] once(user:call(cons_to_l, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0)))
   Call: (184) [system] '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0)\=@='$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0)
^  Exit: (183) [user] trly(cons_to_l, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0))
^  Exit: (182) [system] once(user:trly(cons_to_l, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_l, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0)))
^  Exit: (180) [user] untyped_to_metta('$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0))
^  Exit: (179) [system] call(user:untyped_to_metta, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0))
^  Exit: (178) [system] once(user:call(untyped_to_metta, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0)))
   Call: (178) [system] '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0)\=@='$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0)
^  Exit: (177) [user] trly(untyped_to_metta, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0))
^  Exit: (176) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0))
   Call: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0))))
   Exit: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0))))
^  Exit: (175) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0))
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0))
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0))
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0))))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0))))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0))
^  Exit: (171) [user] read_sform((0x55fbb4538270), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0))
^  Exit: (170) [system] once(user:read_sform((0x55fbb4538270), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0)))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55fbb4538270), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0)))
   Call: (169) [system] '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0)==end_of_file
   Fail: (169) [system] '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0)==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0)), 96]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), nthesize_long_1727480696_9164743, 96)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0)), 96]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1727480705.8956892)
   Call: (173) [system] arg(1, t(1727480705.4366713), _3148)
   Exit: (173) [system] arg(1, t(1727480705.4366713), 1727480705.4366713)
   Call: (173) [system] _3158 is 1727480705.8956892-1727480705.4366713
   Exit: (173) [system] 0.4590179920196533 is 1727480705.8956892-1727480705.4366713
   Call: (173) [system] 0.4590179920196533>4
   Fail: (173) [system] 0.4590179920196533>4
^  Exit: (171) [user] if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0)), 96]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 13)
   Call: (175) [system] atom(13+1)
   Call: (175) [system] set_flag(translated_forms, 14)
   Exit: (175) [system] set_flag(translated_forms, 14)
   Exit: (174) [$syspreds] update_flag(translated_forms, 13, 13+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 13, 13+1))
   Exit: (171) [$syspreds] flag(translated_forms, 13, 13+1)
^  Call: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), nthesize_long_1727480696_9164743, 96)
^  Call: (172) [user] format((0x55fbb44dfd70), "/* ~w */~n", [";; TODO: recurse over curried rules instead of duplicating code over"])
^  Exit: (172) [user] format((0x55fbb44dfd70), "/* ~w */~n", [";; TODO: recurse over curried rules instead of duplicating code over"])
^  Exit: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), nthesize_long_1727480696_9164743, 96)
^  Exit: (169) [system] once(user:(if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0)), 96]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 13, 13+1), write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 47, 0), nthesize_long_1727480696_9164743, 96)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55fbb4538270))
   Fail: (169) [system] at_end_of_stream((0x55fbb4538270))
^  Call: (169) [user] must_det_ll(line_count((0x55fbb4538270), _3074))
^  Call: (170) [user] once(user:line_count((0x55fbb4538270), _3074))
   Call: (171) [system] line_count((0x55fbb4538270), _3074)
   Exit: (171) [system] line_count((0x55fbb4538270), 97)
^  Exit: (170) [system] once(user:line_count((0x55fbb4538270), 97))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55fbb4538270), 97))
^  Call: (169) [user] must_det_ll(read_sform((0x55fbb4538270), _3084))
^  Call: (170) [user] once(user:read_sform((0x55fbb4538270), _3084))
^  Call: (171) [user] read_sform((0x55fbb4538270), _3084)
   Call: (172) [system] string((0x55fbb4538270))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (173) [system] string((0x55fbb4538270))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (174) [system] at_end_of_stream((0x55fbb4538270))
   Call: (174) [system] peek_char((0x55fbb4538270), _1125984)
   Exit: (174) [system] peek_char((0x55fbb4538270), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55fbb4538270), '\n')
   Exit: (174) [system] get_char((0x55fbb4538270), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), _3084)
   Call: (175) [system] at_end_of_stream((0x55fbb4538270))
   Call: (175) [system] peek_char((0x55fbb4538270), _1133406)
   Exit: (175) [system] peek_char((0x55fbb4538270), '(')
   Call: (175) [system] char_type('(', space)
^  Call: (175) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (176) [system] string((0x55fbb4538270))
^  Exit: (175) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (175) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (176) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (177) [system] at_end_of_stream((0x55fbb4538270))
   Call: (177) [system] peek_char((0x55fbb4538270), _1141744)
   Exit: (177) [system] peek_char((0x55fbb4538270), '(')
   Call: (177) [system] char_type('(', space)
   Call: (177) [system] _1144530=(0x55fbb4538270)
   Exit: (177) [system] (0x55fbb4538270)=(0x55fbb4538270)
^  Call: (177) [user] once((read_position((0x55fbb4538270), _1146398, _1146400, _1146402, _1146404), read_sexpr((0x55fbb4538270), _1146416), assertz(metta_file_comment(_1146398, _1146400, _1146402, _1146416, _1146404))))
^  Call: (179) [user] read_position((0x55fbb4538270), _1146398, _1146400, _1146402, _1146404)
   Call: (180) [system] stream_property((0x55fbb4538270), position(_1146404))
   Call: (181) [system] nonvar((0x55fbb4538270))
   Exit: (181) [system] nonvar((0x55fbb4538270))
   Call: (181) [system] nonvar(position(_1146404))
   Exit: (181) [system] nonvar(position(_1146404))
   Exit: (180) [system] stream_property((0x55fbb4538270), position('$stream_position'(4064, 98, 0, 4064)))
   Call: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(4064, 98, 0, 4064), _1146398)
   Call: (181) [system] nonvar(line_count)
   Exit: (181) [system] nonvar(line_count)
   Call: (181) [$syspreds] stream_position_field(line_count, _1156656)
   Exit: (181) [$syspreds] stream_position_field(line_count, 2)
   Call: (181) [system] arg(2, '$stream_position'(4064, 98, 0, 4064), _1146398)
   Exit: (181) [system] arg(2, '$stream_position'(4064, 98, 0, 4064), 98)
   Exit: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(4064, 98, 0, 4064), 98)
   Call: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(4064, 98, 0, 4064), _1146400)
   Call: (181) [system] nonvar(line_position)
   Exit: (181) [system] nonvar(line_position)
   Call: (181) [$syspreds] stream_position_field(line_position, _1164090)
   Exit: (181) [$syspreds] stream_position_field(line_position, 3)
   Call: (181) [system] arg(3, '$stream_position'(4064, 98, 0, 4064), _1146400)
   Exit: (181) [system] arg(3, '$stream_position'(4064, 98, 0, 4064), 0)
   Exit: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(4064, 98, 0, 4064), 0)
   Call: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(4064, 98, 0, 4064), _1146402)
   Call: (181) [system] nonvar(char_count)
   Exit: (181) [system] nonvar(char_count)
   Call: (181) [$syspreds] stream_position_field(char_count, _1171524)
   Exit: (181) [$syspreds] stream_position_field(char_count, 1)
   Call: (181) [system] arg(1, '$stream_position'(4064, 98, 0, 4064), _1146402)
   Exit: (181) [system] arg(1, '$stream_position'(4064, 98, 0, 4064), 4064)
   Exit: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(4064, 98, 0, 4064), 4064)
^  Exit: (179) [user] read_position((0x55fbb4538270), 98, 0, 4064, '$stream_position'(4064, 98, 0, 4064))
^  Call: (179) [user] read_sexpr((0x55fbb4538270), _1146416)
   Call: (180) [system] string((0x55fbb4538270))
   Fail: (180) [system] string((0x55fbb4538270))
^  Call: (180) [user] cont_sexpr(')', (0x55fbb4538270), _1146416)
^  Call: (181) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] peek_char((0x55fbb4538270), _1181750)
   Exit: (182) [system] peek_char((0x55fbb4538270), '(')
   Call: (182) [system] '('=(;)
   Fail: (182) [system] '('=(;)
   Call: (182) [system] '('=(/)
   Fail: (182) [system] '('=(/)
^  Call: (182) [user] is_like_space('(')
   Call: (183) [system] char_type('(', 'white')
   Fail: (183) [system] char_type('(', 'white')
   Call: (183) [system] char_type('(', end_of_line)
   Fail: (183) [system] char_type('(', end_of_line)
   Call: (183) [system] char_type('(', space)
   Fail: (183) [system] char_type('(', space)
   Call: (183) [system] char_type('(', cntrl)
   Fail: (183) [system] char_type('(', cntrl)
^  Fail: (182) [user] is_like_space('(')
^  Exit: (181) [user] skip_spaces((0x55fbb4538270))
   Call: (181) [system] get_char((0x55fbb4538270), _1197760)
   Exit: (181) [system] get_char((0x55fbb4538270), '(')
   Call: (181) [system] '('='('
   Exit: (181) [system] '('='('
^  Call: (181) [user] read_list(')', (0x55fbb4538270), _1146416)
^  Call: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _1203330)
   Exit: (183) [system] peek_char((0x55fbb4538270), =)
   Call: (183) [system] (=)=(;)
   Fail: (183) [system] (=)=(;)
   Call: (183) [system] (=)=(/)
   Fail: (183) [system] (=)=(/)
^  Call: (183) [user] is_like_space(=)
   Call: (184) [system] char_type(=, 'white')
   Fail: (184) [system] char_type(=, 'white')
   Call: (184) [system] char_type(=, end_of_line)
   Fail: (184) [system] char_type(=, end_of_line)
   Call: (184) [system] char_type(=, space)
   Fail: (184) [system] char_type(=, space)
   Call: (184) [system] char_type(=, cntrl)
   Fail: (184) [system] char_type(=, cntrl)
^  Fail: (183) [user] is_like_space(=)
^  Exit: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] peek_char((0x55fbb4538270), _1219340)
   Exit: (182) [system] peek_char((0x55fbb4538270), =)
   Call: (182) [system] (=)=')'
   Fail: (182) [system] (=)=')'
   Call: (182) [system] (=)=end_of_file
   Fail: (182) [system] (=)=end_of_file
^  Call: (182) [user] cont_sexpr(')', (0x55fbb4538270), _1224910)
^  Call: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _1226768)
   Exit: (184) [system] peek_char((0x55fbb4538270), =)
   Call: (184) [system] (=)=(;)
   Fail: (184) [system] (=)=(;)
   Call: (184) [system] (=)=(/)
   Fail: (184) [system] (=)=(/)
^  Call: (184) [user] is_like_space(=)
   Call: (185) [system] char_type(=, 'white')
   Fail: (185) [system] char_type(=, 'white')
   Call: (185) [system] char_type(=, end_of_line)
   Fail: (185) [system] char_type(=, end_of_line)
   Call: (185) [system] char_type(=, space)
   Fail: (185) [system] char_type(=, space)
   Call: (185) [system] char_type(=, cntrl)
   Fail: (185) [system] char_type(=, cntrl)
^  Fail: (184) [user] is_like_space(=)
^  Exit: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] get_char((0x55fbb4538270), _1242778)
   Exit: (183) [system] get_char((0x55fbb4538270), =)
   Call: (183) [system] (=)='('
   Fail: (183) [system] (=)='('
   Call: (183) [system] (=)='['
   Fail: (183) [system] (=)='['
   Call: (183) [system] (=)='{'
   Fail: (183) [system] (=)='{'
   Call: (183) [system] (=)='"'
   Fail: (183) [system] (=)='"'
   Call: (183) [system] (=)=!
   Fail: (183) [system] (=)=!
   Call: (183) [system] (=)='\''
   Fail: (183) [system] (=)='\''
   Call: (183) [system] (=)='`'
   Fail: (183) [system] (=)='`'
   Call: (183) [system] (=)=end_of_file
   Fail: (183) [system] (=)=end_of_file
^  Call: (183) [user] read_symbolic(')', (0x55fbb4538270), =, _1224910)
^  Call: (184) [user] read_symbolic_cont(')', (0x55fbb4538270), _1260420)
   Call: (185) [system] peek_char((0x55fbb4538270), _1261354)
   Exit: (185) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (185) [user] is_delimiter(' ')
   Call: (186) [system] char_type(' ', space)
   Exit: (186) [system] char_type(' ', space)
^  Exit: (185) [user] is_delimiter(' ')
   Call: (185) [system] _1260420=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (184) [user] classify_and_convert_charseq([=], _1224910)
^  Call: (185) [user] classify_and_convert_charseq_([=], _1270638)
^  Call: (187) [system] setup_call_cleanup('$notrace'(_1271590, _1271592), once(user:catch(read_from_chars([=], _1270638), _1271572, fail)), '$restore_trace'(_1271590, _1271592))
^  Call: (188) [system] sig_atomic(system:'$notrace'(_1271590, _1271592))
^  Exit: (187) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([=], =), _1271572, fail)), system:'$restore_trace'(3, -1))
   Call: (186) [system] atomic(=)
   Exit: (186) [system] atomic(=)
^  Exit: (185) [user] classify_and_convert_charseq_([=], =)
   Call: (185) [system] integer(=)
   Fail: (185) [system] integer(=)
   Call: (185) [system] _1224910=(=)
   Exit: (185) [system] (=)=(=)
^  Exit: (184) [user] classify_and_convert_charseq([=], =)
^  Exit: (183) [user] read_symbolic(')', (0x55fbb4538270), =, =)
^  Exit: (182) [user] cont_sexpr(')', (0x55fbb4538270), =)
^  Call: (182) [user] read_list(')', (0x55fbb4538270), _1283718)
^  Call: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _1285576)
   Exit: (184) [system] peek_char((0x55fbb4538270), ' ')
   Call: (184) [system] ' '=(;)
   Fail: (184) [system] ' '=(;)
   Call: (184) [system] ' '=(/)
   Fail: (184) [system] ' '=(/)
^  Call: (184) [user] is_like_space(' ')
   Call: (185) [system] char_type(' ', 'white')
   Exit: (185) [system] char_type(' ', 'white')
^  Exit: (184) [user] is_like_space(' ')
   Call: (184) [system] get_char((0x55fbb4538270), _1295170)
   Exit: (184) [system] get_char((0x55fbb4538270), ' ')
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1297874)
   Exit: (185) [system] peek_char((0x55fbb4538270), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
   Call: (185) [system] '('=(/)
   Fail: (185) [system] '('=(/)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
^  Exit: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _1314808)
   Exit: (183) [system] peek_char((0x55fbb4538270), '(')
   Call: (183) [system] '('=')'
   Fail: (183) [system] '('=')'
   Call: (183) [system] '('=end_of_file
   Fail: (183) [system] '('=end_of_file
^  Call: (183) [user] cont_sexpr(')', (0x55fbb4538270), _1320378)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1322236)
   Exit: (185) [system] peek_char((0x55fbb4538270), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
   Call: (185) [system] '('=(/)
   Fail: (185) [system] '('=(/)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] get_char((0x55fbb4538270), _1338246)
   Exit: (184) [system] get_char((0x55fbb4538270), '(')
   Call: (184) [system] '('='('
   Exit: (184) [system] '('='('
^  Call: (184) [user] read_list(')', (0x55fbb4538270), _1320378)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1343816)
   Exit: (186) [system] peek_char((0x55fbb4538270), k)
   Call: (186) [system] k=(;)
   Fail: (186) [system] k=(;)
   Call: (186) [system] k=(/)
   Fail: (186) [system] k=(/)
^  Call: (186) [user] is_like_space(k)
   Call: (187) [system] char_type(k, 'white')
   Fail: (187) [system] char_type(k, 'white')
   Call: (187) [system] char_type(k, end_of_line)
   Fail: (187) [system] char_type(k, end_of_line)
   Call: (187) [system] char_type(k, space)
   Fail: (187) [system] char_type(k, space)
   Call: (187) [system] char_type(k, cntrl)
   Fail: (187) [system] char_type(k, cntrl)
^  Fail: (186) [user] is_like_space(k)
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1359826)
   Exit: (185) [system] peek_char((0x55fbb4538270), k)
   Call: (185) [system] k=')'
   Fail: (185) [system] k=')'
   Call: (185) [system] k=end_of_file
   Fail: (185) [system] k=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55fbb4538270), _1365396)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1367254)
   Exit: (187) [system] peek_char((0x55fbb4538270), k)
   Call: (187) [system] k=(;)
   Fail: (187) [system] k=(;)
   Call: (187) [system] k=(/)
   Fail: (187) [system] k=(/)
^  Call: (187) [user] is_like_space(k)
   Call: (188) [system] char_type(k, 'white')
   Fail: (188) [system] char_type(k, 'white')
   Call: (188) [system] char_type(k, end_of_line)
   Fail: (188) [system] char_type(k, end_of_line)
   Call: (188) [system] char_type(k, space)
   Fail: (188) [system] char_type(k, space)
   Call: (188) [system] char_type(k, cntrl)
   Fail: (188) [system] char_type(k, cntrl)
^  Fail: (187) [user] is_like_space(k)
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] get_char((0x55fbb4538270), _1383264)
   Exit: (186) [system] get_char((0x55fbb4538270), k)
   Call: (186) [system] k='('
   Fail: (186) [system] k='('
   Call: (186) [system] k='['
   Fail: (186) [system] k='['
   Call: (186) [system] k='{'
   Fail: (186) [system] k='{'
   Call: (186) [system] k='"'
   Fail: (186) [system] k='"'
   Call: (186) [system] k=!
   Fail: (186) [system] k=!
   Call: (186) [system] k='\''
   Fail: (186) [system] k='\''
   Call: (186) [system] k='`'
   Fail: (186) [system] k='`'
   Call: (186) [system] k=end_of_file
   Fail: (186) [system] k=end_of_file
^  Call: (186) [user] read_symbolic(')', (0x55fbb4538270), k, _1365396)
^  Call: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), _1400906)
   Call: (188) [system] peek_char((0x55fbb4538270), _1401840)
   Exit: (188) [system] peek_char((0x55fbb4538270), b)
^  Call: (188) [user] is_delimiter(b)
   Call: (189) [system] char_type(b, space)
   Fail: (189) [system] char_type(b, space)
   Call: (189) [system] arg(_1406560, v('(', ')', end_of_file), b)
   Fail: (189) [system] arg(_1407492, v('(', ')', end_of_file), b)
^  Fail: (188) [user] is_delimiter(b)
   Call: (188) [system] ')'==b
   Fail: (188) [system] ')'==b
   Call: (188) [system] get_char((0x55fbb4538270), b)
   Exit: (188) [system] get_char((0x55fbb4538270), b)
   Call: (188) [system] b=(\)
   Fail: (188) [system] b=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _1414842)
   Call: (189) [system] peek_char((0x55fbb4538270), _1415776)
   Exit: (189) [system] peek_char((0x55fbb4538270), ')')
^  Call: (189) [user] is_delimiter(')')
   Call: (190) [system] char_type(')', space)
   Fail: (190) [system] char_type(')', space)
   Call: (190) [system] arg(_1420496, v('(', ')', end_of_file), ')')
   Exit: (190) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (189) [user] is_delimiter(')')
   Call: (189) [system] _1414842=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (188) [system] _1400906=[b]
   Exit: (188) [system] [b]=[b]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
^  Call: (187) [user] classify_and_convert_charseq([k, b], _1365396)
^  Call: (188) [user] classify_and_convert_charseq_([k, b], _1429726)
^  Call: (190) [system] setup_call_cleanup('$notrace'(_1430678, _1430680), once(user:catch(read_from_chars([k, b], _1429726), _1430660, fail)), '$restore_trace'(_1430678, _1430680))
^  Call: (191) [system] sig_atomic(system:'$notrace'(_1430678, _1430680))
^  Exit: (190) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([k, b], kb), _1430660, fail)), system:'$restore_trace'(3, -1))
   Call: (189) [system] atomic(kb)
   Exit: (189) [system] atomic(kb)
^  Exit: (188) [user] classify_and_convert_charseq_([k, b], kb)
   Call: (188) [system] integer(kb)
   Fail: (188) [system] integer(kb)
   Call: (188) [system] _1365396=kb
   Exit: (188) [system] kb=kb
^  Exit: (187) [user] classify_and_convert_charseq([k, b], kb)
^  Exit: (186) [user] read_symbolic(')', (0x55fbb4538270), k, kb)
^  Exit: (185) [user] cont_sexpr(')', (0x55fbb4538270), kb)
^  Call: (185) [user] read_list(')', (0x55fbb4538270), _1442806)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1444664)
   Exit: (187) [system] peek_char((0x55fbb4538270), ')')
   Call: (187) [system] ')'=(;)
   Fail: (187) [system] ')'=(;)
   Call: (187) [system] ')'=(/)
   Fail: (187) [system] ')'=(/)
^  Call: (187) [user] is_like_space(')')
   Call: (188) [system] char_type(')', 'white')
   Fail: (188) [system] char_type(')', 'white')
   Call: (188) [system] char_type(')', end_of_line)
   Fail: (188) [system] char_type(')', end_of_line)
   Call: (188) [system] char_type(')', space)
   Fail: (188) [system] char_type(')', space)
   Call: (188) [system] char_type(')', cntrl)
   Fail: (188) [system] char_type(')', cntrl)
^  Fail: (187) [user] is_like_space(')')
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1460674)
   Exit: (186) [system] peek_char((0x55fbb4538270), ')')
   Call: (186) [system] ')'=')'
   Exit: (186) [system] ')'=')'
   Call: (186) [system] get_char((0x55fbb4538270), _1464464)
   Exit: (186) [system] get_char((0x55fbb4538270), ')')
   Call: (186) [system] _1442806=[]
   Exit: (186) [system] []=[]
^  Exit: (185) [user] read_list(')', (0x55fbb4538270), [])
   Call: (185) [system] _1320378=[kb]
   Exit: (185) [system] [kb]=[kb]
^  Exit: (184) [user] read_list(')', (0x55fbb4538270), [kb])
^  Exit: (183) [user] cont_sexpr(')', (0x55fbb4538270), [kb])
^  Call: (183) [user] read_list(')', (0x55fbb4538270), _1472758)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1474616)
   Exit: (185) [system] peek_char((0x55fbb4538270), ' ')
   Call: (185) [system] ' '=(;)
   Fail: (185) [system] ' '=(;)
   Call: (185) [system] ' '=(/)
   Fail: (185) [system] ' '=(/)
^  Call: (185) [user] is_like_space(' ')
   Call: (186) [system] char_type(' ', 'white')
   Exit: (186) [system] char_type(' ', 'white')
^  Exit: (185) [user] is_like_space(' ')
   Call: (185) [system] get_char((0x55fbb4538270), _1484210)
   Exit: (185) [system] get_char((0x55fbb4538270), ' ')
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1486914)
   Exit: (186) [system] peek_char((0x55fbb4538270), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
   Call: (186) [system] '('=(/)
   Fail: (186) [system] '('=(/)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _1503848)
   Exit: (184) [system] peek_char((0x55fbb4538270), '(')
   Call: (184) [system] '('=')'
   Fail: (184) [system] '('=')'
   Call: (184) [system] '('=end_of_file
   Fail: (184) [system] '('=end_of_file
^  Call: (184) [user] cont_sexpr(')', (0x55fbb4538270), _1509418)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1511276)
   Exit: (186) [system] peek_char((0x55fbb4538270), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
   Call: (186) [system] '('=(/)
   Fail: (186) [system] '('=(/)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] get_char((0x55fbb4538270), _1527286)
   Exit: (185) [system] get_char((0x55fbb4538270), '(')
   Call: (185) [system] '('='('
   Exit: (185) [system] '('='('
^  Call: (185) [user] read_list(')', (0x55fbb4538270), _1509418)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1532856)
   Exit: (187) [system] peek_char((0x55fbb4538270), :)
   Call: (187) [system] (:)=(;)
   Fail: (187) [system] (:)=(;)
   Call: (187) [system] (:)=(/)
   Fail: (187) [system] (:)=(/)
^  Call: (187) [user] is_like_space(:)
   Call: (188) [system] char_type(:, 'white')
   Fail: (188) [system] char_type(:, 'white')
   Call: (188) [system] char_type(:, end_of_line)
   Fail: (188) [system] char_type(:, end_of_line)
   Call: (188) [system] char_type(:, space)
   Fail: (188) [system] char_type(:, space)
   Call: (188) [system] char_type(:, cntrl)
   Fail: (188) [system] char_type(:, cntrl)
^  Fail: (187) [user] is_like_space(:)
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1548866)
   Exit: (186) [system] peek_char((0x55fbb4538270), :)
   Call: (186) [system] (:)=')'
   Fail: (186) [system] (:)=')'
   Call: (186) [system] (:)=end_of_file
   Fail: (186) [system] (:)=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55fbb4538270), _1554436)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1556294)
   Exit: (188) [system] peek_char((0x55fbb4538270), :)
   Call: (188) [system] (:)=(;)
   Fail: (188) [system] (:)=(;)
   Call: (188) [system] (:)=(/)
   Fail: (188) [system] (:)=(/)
^  Call: (188) [user] is_like_space(:)
   Call: (189) [system] char_type(:, 'white')
   Fail: (189) [system] char_type(:, 'white')
   Call: (189) [system] char_type(:, end_of_line)
   Fail: (189) [system] char_type(:, end_of_line)
   Call: (189) [system] char_type(:, space)
   Fail: (189) [system] char_type(:, space)
   Call: (189) [system] char_type(:, cntrl)
   Fail: (189) [system] char_type(:, cntrl)
^  Fail: (188) [user] is_like_space(:)
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] get_char((0x55fbb4538270), _1572304)
   Exit: (187) [system] get_char((0x55fbb4538270), :)
   Call: (187) [system] (:)='('
   Fail: (187) [system] (:)='('
   Call: (187) [system] (:)='['
   Fail: (187) [system] (:)='['
   Call: (187) [system] (:)='{'
   Fail: (187) [system] (:)='{'
   Call: (187) [system] (:)='"'
   Fail: (187) [system] (:)='"'
   Call: (187) [system] (:)=!
   Fail: (187) [system] (:)=!
   Call: (187) [system] (:)='\''
   Fail: (187) [system] (:)='\''
   Call: (187) [system] (:)='`'
   Fail: (187) [system] (:)='`'
   Call: (187) [system] (:)=end_of_file
   Fail: (187) [system] (:)=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55fbb4538270), :, _1554436)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _1589946)
   Call: (189) [system] peek_char((0x55fbb4538270), _1590880)
   Exit: (189) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (189) [user] is_delimiter(' ')
   Call: (190) [system] char_type(' ', space)
   Exit: (190) [system] char_type(' ', space)
^  Exit: (189) [user] is_delimiter(' ')
   Call: (189) [system] _1589946=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (188) [user] classify_and_convert_charseq([:], _1554436)
^  Call: (189) [user] classify_and_convert_charseq_([:], _1600164)
^  Call: (191) [system] setup_call_cleanup('$notrace'(_1601116, _1601118), once(user:catch(read_from_chars([:], _1600164), _1601098, fail)), '$restore_trace'(_1601116, _1601118))
^  Call: (192) [system] sig_atomic(system:'$notrace'(_1601116, _1601118))
^  Exit: (191) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1601098, fail)), system:'$restore_trace'(3, -1))
   Call: (190) [system] atomic(:)
   Exit: (190) [system] atomic(:)
^  Exit: (189) [user] classify_and_convert_charseq_([:], :)
   Call: (189) [system] integer(:)
   Fail: (189) [system] integer(:)
   Call: (189) [system] _1554436=(:)
   Exit: (189) [system] (:)=(:)
^  Exit: (188) [user] classify_and_convert_charseq([:], :)
^  Exit: (187) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (186) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (186) [user] read_list(')', (0x55fbb4538270), _1613244)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1615102)
   Exit: (188) [system] peek_char((0x55fbb4538270), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
   Call: (188) [system] ' '=(/)
   Fail: (188) [system] ' '=(/)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55fbb4538270), _1624696)
   Exit: (188) [system] get_char((0x55fbb4538270), ' ')
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1627400)
   Exit: (189) [system] peek_char((0x55fbb4538270), c)
   Call: (189) [system] c=(;)
   Fail: (189) [system] c=(;)
   Call: (189) [system] c=(/)
   Fail: (189) [system] c=(/)
^  Call: (189) [user] is_like_space(c)
   Call: (190) [system] char_type(c, 'white')
   Fail: (190) [system] char_type(c, 'white')
   Call: (190) [system] char_type(c, end_of_line)
   Fail: (190) [system] char_type(c, end_of_line)
   Call: (190) [system] char_type(c, space)
   Fail: (190) [system] char_type(c, space)
   Call: (190) [system] char_type(c, cntrl)
   Fail: (190) [system] char_type(c, cntrl)
^  Fail: (189) [user] is_like_space(c)
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1644334)
   Exit: (187) [system] peek_char((0x55fbb4538270), c)
   Call: (187) [system] c=')'
   Fail: (187) [system] c=')'
   Call: (187) [system] c=end_of_file
   Fail: (187) [system] c=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55fbb4538270), _1649904)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1651762)
   Exit: (189) [system] peek_char((0x55fbb4538270), c)
   Call: (189) [system] c=(;)
   Fail: (189) [system] c=(;)
   Call: (189) [system] c=(/)
   Fail: (189) [system] c=(/)
^  Call: (189) [user] is_like_space(c)
   Call: (190) [system] char_type(c, 'white')
   Fail: (190) [system] char_type(c, 'white')
   Call: (190) [system] char_type(c, end_of_line)
   Fail: (190) [system] char_type(c, end_of_line)
   Call: (190) [system] char_type(c, space)
   Fail: (190) [system] char_type(c, space)
   Call: (190) [system] char_type(c, cntrl)
   Fail: (190) [system] char_type(c, cntrl)
^  Fail: (189) [user] is_like_space(c)
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] get_char((0x55fbb4538270), _1667772)
   Exit: (188) [system] get_char((0x55fbb4538270), c)
   Call: (188) [system] c='('
   Fail: (188) [system] c='('
   Call: (188) [system] c='['
   Fail: (188) [system] c='['
   Call: (188) [system] c='{'
   Fail: (188) [system] c='{'
   Call: (188) [system] c='"'
   Fail: (188) [system] c='"'
   Call: (188) [system] c=!
   Fail: (188) [system] c=!
   Call: (188) [system] c='\''
   Fail: (188) [system] c='\''
   Call: (188) [system] c='`'
   Fail: (188) [system] c='`'
   Call: (188) [system] c=end_of_file
   Fail: (188) [system] c=end_of_file
^  Call: (188) [user] read_symbolic(')', (0x55fbb4538270), c, _1649904)
^  Call: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), _1685414)
   Call: (190) [system] peek_char((0x55fbb4538270), _1686348)
   Exit: (190) [system] peek_char((0x55fbb4538270), d)
^  Call: (190) [user] is_delimiter(d)
   Call: (191) [system] char_type(d, space)
   Fail: (191) [system] char_type(d, space)
   Call: (191) [system] arg(_1691068, v('(', ')', end_of_file), d)
   Fail: (191) [system] arg(_1692000, v('(', ')', end_of_file), d)
^  Fail: (190) [user] is_delimiter(d)
   Call: (190) [system] ')'==d
   Fail: (190) [system] ')'==d
   Call: (190) [system] get_char((0x55fbb4538270), d)
   Exit: (190) [system] get_char((0x55fbb4538270), d)
   Call: (190) [system] d=(\)
   Fail: (190) [system] d=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _1699350)
   Call: (191) [system] peek_char((0x55fbb4538270), _1700284)
   Exit: (191) [system] peek_char((0x55fbb4538270), e)
^  Call: (191) [user] is_delimiter(e)
   Call: (192) [system] char_type(e, space)
   Fail: (192) [system] char_type(e, space)
   Call: (192) [system] arg(_1705004, v('(', ')', end_of_file), e)
   Fail: (192) [system] arg(_1705936, v('(', ')', end_of_file), e)
^  Fail: (191) [user] is_delimiter(e)
   Call: (191) [system] ')'==e
   Fail: (191) [system] ')'==e
   Call: (191) [system] get_char((0x55fbb4538270), e)
   Exit: (191) [system] get_char((0x55fbb4538270), e)
   Call: (191) [system] e=(\)
   Fail: (191) [system] e=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _1713286)
   Call: (192) [system] peek_char((0x55fbb4538270), _1714220)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (192) [user] is_delimiter(' ')
   Call: (193) [system] char_type(' ', space)
   Exit: (193) [system] char_type(' ', space)
^  Exit: (192) [user] is_delimiter(' ')
   Call: (192) [system] _1713286=[]
   Exit: (192) [system] []=[]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (191) [system] _1699350=[e]
   Exit: (191) [system] [e]=[e]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (190) [system] _1685414=[d, e]
   Exit: (190) [system] [d, e]=[d, e]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, e])
^  Call: (189) [user] classify_and_convert_charseq([c, d, e], _1649904)
^  Call: (190) [user] classify_and_convert_charseq_([c, d, e], _1729092)
^  Call: (192) [system] setup_call_cleanup('$notrace'(_1730044, _1730046), once(user:catch(read_from_chars([c, d, e], _1729092), _1730026, fail)), '$restore_trace'(_1730044, _1730046))
^  Call: (193) [system] sig_atomic(system:'$notrace'(_1730044, _1730046))
^  Exit: (192) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _1730026, fail)), system:'$restore_trace'(3, -1))
   Call: (191) [system] atomic(cde)
   Exit: (191) [system] atomic(cde)
^  Exit: (190) [user] classify_and_convert_charseq_([c, d, e], cde)
   Call: (190) [system] integer(cde)
   Fail: (190) [system] integer(cde)
   Call: (190) [system] _1649904=cde
   Exit: (190) [system] cde=cde
^  Exit: (189) [user] classify_and_convert_charseq([c, d, e], cde)
^  Exit: (188) [user] read_symbolic(')', (0x55fbb4538270), c, cde)
^  Exit: (187) [user] cont_sexpr(')', (0x55fbb4538270), cde)
^  Call: (187) [user] read_list(')', (0x55fbb4538270), _1742172)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1744030)
   Exit: (189) [system] peek_char((0x55fbb4538270), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
   Call: (189) [system] ' '=(/)
   Fail: (189) [system] ' '=(/)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55fbb4538270), _1753624)
   Exit: (189) [system] get_char((0x55fbb4538270), ' ')
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1756328)
   Exit: (190) [system] peek_char((0x55fbb4538270), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
   Call: (190) [system] '('=(/)
   Fail: (190) [system] '('=(/)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1773262)
   Exit: (188) [system] peek_char((0x55fbb4538270), '(')
   Call: (188) [system] '('=')'
   Fail: (188) [system] '('=')'
   Call: (188) [system] '('=end_of_file
   Fail: (188) [system] '('=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55fbb4538270), _1778832)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1780690)
   Exit: (190) [system] peek_char((0x55fbb4538270), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
   Call: (190) [system] '('=(/)
   Fail: (190) [system] '('=(/)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] get_char((0x55fbb4538270), _1796700)
   Exit: (189) [system] get_char((0x55fbb4538270), '(')
   Call: (189) [system] '('='('
   Exit: (189) [system] '('='('
^  Call: (189) [user] read_list(')', (0x55fbb4538270), _1778832)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1802270)
   Exit: (191) [system] peek_char((0x55fbb4538270), 'I')
   Call: (191) [system] 'I'=(;)
   Fail: (191) [system] 'I'=(;)
   Call: (191) [system] 'I'=(/)
   Fail: (191) [system] 'I'=(/)
^  Call: (191) [user] is_like_space('I')
   Call: (192) [system] char_type('I', 'white')
   Fail: (192) [system] char_type('I', 'white')
   Call: (192) [system] char_type('I', end_of_line)
   Fail: (192) [system] char_type('I', end_of_line)
   Call: (192) [system] char_type('I', space)
   Fail: (192) [system] char_type('I', space)
   Call: (192) [system] char_type('I', cntrl)
   Fail: (192) [system] char_type('I', cntrl)
^  Fail: (191) [user] is_like_space('I')
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1818280)
   Exit: (190) [system] peek_char((0x55fbb4538270), 'I')
   Call: (190) [system] 'I'=')'
   Fail: (190) [system] 'I'=')'
   Call: (190) [system] 'I'=end_of_file
   Fail: (190) [system] 'I'=end_of_file
^  Call: (190) [user] cont_sexpr(')', (0x55fbb4538270), _1823850)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1825708)
   Exit: (192) [system] peek_char((0x55fbb4538270), 'I')
   Call: (192) [system] 'I'=(;)
   Fail: (192) [system] 'I'=(;)
   Call: (192) [system] 'I'=(/)
   Fail: (192) [system] 'I'=(/)
^  Call: (192) [user] is_like_space('I')
   Call: (193) [system] char_type('I', 'white')
   Fail: (193) [system] char_type('I', 'white')
   Call: (193) [system] char_type('I', end_of_line)
   Fail: (193) [system] char_type('I', end_of_line)
   Call: (193) [system] char_type('I', space)
   Fail: (193) [system] char_type('I', space)
   Call: (193) [system] char_type('I', cntrl)
   Fail: (193) [system] char_type('I', cntrl)
^  Fail: (192) [user] is_like_space('I')
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] get_char((0x55fbb4538270), _1841718)
   Exit: (191) [system] get_char((0x55fbb4538270), 'I')
   Call: (191) [system] 'I'='('
   Fail: (191) [system] 'I'='('
   Call: (191) [system] 'I'='['
   Fail: (191) [system] 'I'='['
   Call: (191) [system] 'I'='{'
   Fail: (191) [system] 'I'='{'
   Call: (191) [system] 'I'='"'
   Fail: (191) [system] 'I'='"'
   Call: (191) [system] 'I'=!
   Fail: (191) [system] 'I'=!
   Call: (191) [system] 'I'='\''
   Fail: (191) [system] 'I'='\''
   Call: (191) [system] 'I'='`'
   Fail: (191) [system] 'I'='`'
   Call: (191) [system] 'I'=end_of_file
   Fail: (191) [system] 'I'=end_of_file
^  Call: (191) [user] read_symbolic(')', (0x55fbb4538270), 'I', _1823850)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _1859360)
   Call: (193) [system] peek_char((0x55fbb4538270), _1860294)
   Exit: (193) [system] peek_char((0x55fbb4538270), m)
^  Call: (193) [user] is_delimiter(m)
   Call: (194) [system] char_type(m, space)
   Fail: (194) [system] char_type(m, space)
   Call: (194) [system] arg(_1865014, v('(', ')', end_of_file), m)
   Fail: (194) [system] arg(_1865946, v('(', ')', end_of_file), m)
^  Fail: (193) [user] is_delimiter(m)
   Call: (193) [system] ')'==m
   Fail: (193) [system] ')'==m
   Call: (193) [system] get_char((0x55fbb4538270), m)
   Exit: (193) [system] get_char((0x55fbb4538270), m)
   Call: (193) [system] m=(\)
   Fail: (193) [system] m=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _1873296)
   Call: (194) [system] peek_char((0x55fbb4538270), _1874230)
   Exit: (194) [system] peek_char((0x55fbb4538270), p)
^  Call: (194) [user] is_delimiter(p)
   Call: (195) [system] char_type(p, space)
   Fail: (195) [system] char_type(p, space)
   Call: (195) [system] arg(_1878950, v('(', ')', end_of_file), p)
   Fail: (195) [system] arg(_1879882, v('(', ')', end_of_file), p)
^  Fail: (194) [user] is_delimiter(p)
   Call: (194) [system] ')'==p
   Fail: (194) [system] ')'==p
   Call: (194) [system] get_char((0x55fbb4538270), p)
   Exit: (194) [system] get_char((0x55fbb4538270), p)
   Call: (194) [system] p=(\)
   Fail: (194) [system] p=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _1887232)
   Call: (195) [system] peek_char((0x55fbb4538270), _1888166)
   Exit: (195) [system] peek_char((0x55fbb4538270), l)
^  Call: (195) [user] is_delimiter(l)
   Call: (196) [system] char_type(l, space)
   Fail: (196) [system] char_type(l, space)
   Call: (196) [system] arg(_1892886, v('(', ')', end_of_file), l)
   Fail: (196) [system] arg(_1893818, v('(', ')', end_of_file), l)
^  Fail: (195) [user] is_delimiter(l)
   Call: (195) [system] ')'==l
   Fail: (195) [system] ')'==l
   Call: (195) [system] get_char((0x55fbb4538270), l)
   Exit: (195) [system] get_char((0x55fbb4538270), l)
   Call: (195) [system] l=(\)
   Fail: (195) [system] l=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _1901168)
   Call: (196) [system] peek_char((0x55fbb4538270), _1902102)
   Exit: (196) [system] peek_char((0x55fbb4538270), i)
^  Call: (196) [user] is_delimiter(i)
   Call: (197) [system] char_type(i, space)
   Fail: (197) [system] char_type(i, space)
   Call: (197) [system] arg(_1906822, v('(', ')', end_of_file), i)
   Fail: (197) [system] arg(_1907754, v('(', ')', end_of_file), i)
^  Fail: (196) [user] is_delimiter(i)
   Call: (196) [system] ')'==i
   Fail: (196) [system] ')'==i
   Call: (196) [system] get_char((0x55fbb4538270), i)
   Exit: (196) [system] get_char((0x55fbb4538270), i)
   Call: (196) [system] i=(\)
   Fail: (196) [system] i=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _1915104)
   Call: (197) [system] peek_char((0x55fbb4538270), _1916038)
   Exit: (197) [system] peek_char((0x55fbb4538270), c)
^  Call: (197) [user] is_delimiter(c)
   Call: (198) [system] char_type(c, space)
   Fail: (198) [system] char_type(c, space)
   Call: (198) [system] arg(_1920758, v('(', ')', end_of_file), c)
   Fail: (198) [system] arg(_1921690, v('(', ')', end_of_file), c)
^  Fail: (197) [user] is_delimiter(c)
   Call: (197) [system] ')'==c
   Fail: (197) [system] ')'==c
   Call: (197) [system] get_char((0x55fbb4538270), c)
   Exit: (197) [system] get_char((0x55fbb4538270), c)
   Call: (197) [system] c=(\)
   Fail: (197) [system] c=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _1929040)
   Call: (198) [system] peek_char((0x55fbb4538270), _1929974)
   Exit: (198) [system] peek_char((0x55fbb4538270), a)
^  Call: (198) [user] is_delimiter(a)
   Call: (199) [system] char_type(a, space)
   Fail: (199) [system] char_type(a, space)
   Call: (199) [system] arg(_1934694, v('(', ')', end_of_file), a)
   Fail: (199) [system] arg(_1935626, v('(', ')', end_of_file), a)
^  Fail: (198) [user] is_delimiter(a)
   Call: (198) [system] ')'==a
   Fail: (198) [system] ')'==a
   Call: (198) [system] get_char((0x55fbb4538270), a)
   Exit: (198) [system] get_char((0x55fbb4538270), a)
   Call: (198) [system] a=(\)
   Fail: (198) [system] a=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _1942976)
   Call: (199) [system] peek_char((0x55fbb4538270), _1943910)
   Exit: (199) [system] peek_char((0x55fbb4538270), t)
^  Call: (199) [user] is_delimiter(t)
   Call: (200) [system] char_type(t, space)
   Fail: (200) [system] char_type(t, space)
   Call: (200) [system] arg(_1948630, v('(', ')', end_of_file), t)
   Fail: (200) [system] arg(_1949562, v('(', ')', end_of_file), t)
^  Fail: (199) [user] is_delimiter(t)
   Call: (199) [system] ')'==t
   Fail: (199) [system] ')'==t
   Call: (199) [system] get_char((0x55fbb4538270), t)
   Exit: (199) [system] get_char((0x55fbb4538270), t)
   Call: (199) [system] t=(\)
   Fail: (199) [system] t=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _1956912)
   Call: (200) [system] peek_char((0x55fbb4538270), _1957846)
   Exit: (200) [system] peek_char((0x55fbb4538270), i)
^  Call: (200) [user] is_delimiter(i)
   Call: (201) [system] char_type(i, space)
   Fail: (201) [system] char_type(i, space)
   Call: (201) [system] arg(_1962566, v('(', ')', end_of_file), i)
   Fail: (201) [system] arg(_1963498, v('(', ')', end_of_file), i)
^  Fail: (200) [user] is_delimiter(i)
   Call: (200) [system] ')'==i
   Fail: (200) [system] ')'==i
   Call: (200) [system] get_char((0x55fbb4538270), i)
   Exit: (200) [system] get_char((0x55fbb4538270), i)
   Call: (200) [system] i=(\)
   Fail: (200) [system] i=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _1970848)
   Call: (201) [system] peek_char((0x55fbb4538270), _1971782)
   Exit: (201) [system] peek_char((0x55fbb4538270), o)
^  Call: (201) [user] is_delimiter(o)
   Call: (202) [system] char_type(o, space)
   Fail: (202) [system] char_type(o, space)
   Call: (202) [system] arg(_1976502, v('(', ')', end_of_file), o)
   Fail: (202) [system] arg(_1977434, v('(', ')', end_of_file), o)
^  Fail: (201) [user] is_delimiter(o)
   Call: (201) [system] ')'==o
   Fail: (201) [system] ')'==o
   Call: (201) [system] get_char((0x55fbb4538270), o)
   Exit: (201) [system] get_char((0x55fbb4538270), o)
   Call: (201) [system] o=(\)
   Fail: (201) [system] o=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1984784)
   Call: (202) [system] peek_char((0x55fbb4538270), _1985718)
   Exit: (202) [system] peek_char((0x55fbb4538270), n)
^  Call: (202) [user] is_delimiter(n)
   Call: (203) [system] char_type(n, space)
   Fail: (203) [system] char_type(n, space)
   Call: (203) [system] arg(_1990438, v('(', ')', end_of_file), n)
   Fail: (203) [system] arg(_1991370, v('(', ')', end_of_file), n)
^  Fail: (202) [user] is_delimiter(n)
   Call: (202) [system] ')'==n
   Fail: (202) [system] ')'==n
   Call: (202) [system] get_char((0x55fbb4538270), n)
   Exit: (202) [system] get_char((0x55fbb4538270), n)
   Call: (202) [system] n=(\)
   Fail: (202) [system] n=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1998720)
   Call: (203) [system] peek_char((0x55fbb4538270), _1999654)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (203) [user] is_delimiter(' ')
   Call: (204) [system] char_type(' ', space)
   Exit: (204) [system] char_type(' ', space)
^  Exit: (203) [user] is_delimiter(' ')
   Call: (203) [system] _1998720=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (202) [system] _1984784=[n]
   Exit: (202) [system] [n]=[n]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (201) [system] _1970848=[o, n]
   Exit: (201) [system] [o, n]=[o, n]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (200) [system] _1956912=[i, o, n]
   Exit: (200) [system] [i, o, n]=[i, o, n]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (199) [system] _1942976=[t, i, o, n]
   Exit: (199) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (198) [system] _1929040=[a, t, i, o, n]
   Exit: (198) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (197) [system] _1915104=[c, a, t, i, o, n]
   Exit: (197) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (196) [system] _1901168=[i, c, a, t, i, o, n]
   Exit: (196) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (195) [system] _1887232=[l, i, c, a, t, i, o, n]
   Exit: (195) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (194) [system] _1873296=[p, l, i, c, a, t, i, o, n]
   Exit: (194) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (193) [system] _1859360=[m, p, l, i, c, a, t, i, o, n]
   Exit: (193) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (192) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _1823850)
^  Call: (193) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _2036878)
^  Call: (195) [system] setup_call_cleanup('$notrace'(_2037830, _2037832), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _2036878), _2037812, fail)), '$restore_trace'(_2037830, _2037832))
^  Call: (196) [system] sig_atomic(system:'$notrace'(_2037830, _2037832))
^  Exit: (195) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _2036878), _2037812, fail)), system:'$restore_trace'(3, -1))
   Call: (194) [system] atomic(_2036878)
   Fail: (194) [system] atomic(_2036878)
   Call: (194) [system] atom_chars(_2036878, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (194) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (193) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (193) [system] integer('Implication')
   Fail: (193) [system] integer('Implication')
   Call: (193) [system] _1823850='Implication'
   Exit: (193) [system] 'Implication'='Implication'
^  Exit: (192) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (191) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (190) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (190) [user] read_list(')', (0x55fbb4538270), _2051828)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _2053686)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
   Call: (192) [system] ' '=(/)
   Fail: (192) [system] ' '=(/)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55fbb4538270), _2063280)
   Exit: (192) [system] get_char((0x55fbb4538270), ' ')
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _2065984)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
   Call: (193) [system] '('=(/)
   Fail: (193) [system] '('=(/)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _2082918)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=')'
   Fail: (191) [system] '('=')'
   Call: (191) [system] '('=end_of_file
   Fail: (191) [system] '('=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55fbb4538270), _2088488)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _2090346)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
   Call: (193) [system] '('=(/)
   Fail: (193) [system] '('=(/)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] get_char((0x55fbb4538270), _12874)
   Exit: (192) [system] get_char((0x55fbb4538270), '(')
   Call: (192) [system] '('='('
   Exit: (192) [system] '('='('
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _3408)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _18444)
   Exit: (194) [system] peek_char((0x55fbb4538270), 'O')
   Call: (194) [system] 'O'=(;)
   Fail: (194) [system] 'O'=(;)
   Call: (194) [system] 'O'=(/)
   Fail: (194) [system] 'O'=(/)
^  Call: (194) [user] is_like_space('O')
   Call: (195) [system] char_type('O', 'white')
   Fail: (195) [system] char_type('O', 'white')
   Call: (195) [system] char_type('O', end_of_line)
   Fail: (195) [system] char_type('O', end_of_line)
   Call: (195) [system] char_type('O', space)
   Fail: (195) [system] char_type('O', space)
   Call: (195) [system] char_type('O', cntrl)
   Fail: (195) [system] char_type('O', cntrl)
^  Fail: (194) [user] is_like_space('O')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _34454)
   Exit: (193) [system] peek_char((0x55fbb4538270), 'O')
   Call: (193) [system] 'O'=')'
   Fail: (193) [system] 'O'=')'
   Call: (193) [system] 'O'=end_of_file
   Fail: (193) [system] 'O'=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _40024)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _41882)
   Exit: (195) [system] peek_char((0x55fbb4538270), 'O')
   Call: (195) [system] 'O'=(;)
   Fail: (195) [system] 'O'=(;)
   Call: (195) [system] 'O'=(/)
   Fail: (195) [system] 'O'=(/)
^  Call: (195) [user] is_like_space('O')
   Call: (196) [system] char_type('O', 'white')
   Fail: (196) [system] char_type('O', 'white')
   Call: (196) [system] char_type('O', end_of_line)
   Fail: (196) [system] char_type('O', end_of_line)
   Call: (196) [system] char_type('O', space)
   Fail: (196) [system] char_type('O', space)
   Call: (196) [system] char_type('O', cntrl)
   Fail: (196) [system] char_type('O', cntrl)
^  Fail: (195) [user] is_like_space('O')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _57892)
   Exit: (194) [system] get_char((0x55fbb4538270), 'O')
   Call: (194) [system] 'O'='('
   Fail: (194) [system] 'O'='('
   Call: (194) [system] 'O'='['
   Fail: (194) [system] 'O'='['
   Call: (194) [system] 'O'='{'
   Fail: (194) [system] 'O'='{'
   Call: (194) [system] 'O'='"'
   Fail: (194) [system] 'O'='"'
   Call: (194) [system] 'O'=!
   Fail: (194) [system] 'O'=!
   Call: (194) [system] 'O'='\''
   Fail: (194) [system] 'O'='\''
   Call: (194) [system] 'O'='`'
   Fail: (194) [system] 'O'='`'
   Call: (194) [system] 'O'=end_of_file
   Fail: (194) [system] 'O'=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55fbb4538270), 'O', _40024)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _75534)
   Call: (196) [system] peek_char((0x55fbb4538270), _76468)
   Exit: (196) [system] peek_char((0x55fbb4538270), r)
^  Call: (196) [user] is_delimiter(r)
   Call: (197) [system] char_type(r, space)
   Fail: (197) [system] char_type(r, space)
   Call: (197) [system] arg(_81188, v('(', ')', end_of_file), r)
   Fail: (197) [system] arg(_82120, v('(', ')', end_of_file), r)
^  Fail: (196) [user] is_delimiter(r)
   Call: (196) [system] ')'==r
   Fail: (196) [system] ')'==r
   Call: (196) [system] get_char((0x55fbb4538270), r)
   Exit: (196) [system] get_char((0x55fbb4538270), r)
   Call: (196) [system] r=(\)
   Fail: (196) [system] r=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _89470)
   Call: (197) [system] peek_char((0x55fbb4538270), _90404)
   Exit: (197) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (197) [user] is_delimiter('L')
   Call: (198) [system] char_type('L', space)
   Fail: (198) [system] char_type('L', space)
   Call: (198) [system] arg(_95124, v('(', ')', end_of_file), 'L')
   Fail: (198) [system] arg(_96056, v('(', ')', end_of_file), 'L')
^  Fail: (197) [user] is_delimiter('L')
   Call: (197) [system] ')'=='L'
   Fail: (197) [system] ')'=='L'
   Call: (197) [system] get_char((0x55fbb4538270), 'L')
   Exit: (197) [system] get_char((0x55fbb4538270), 'L')
   Call: (197) [system] 'L'=(\)
   Fail: (197) [system] 'L'=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _103406)
   Call: (198) [system] peek_char((0x55fbb4538270), _104340)
   Exit: (198) [system] peek_char((0x55fbb4538270), i)
^  Call: (198) [user] is_delimiter(i)
   Call: (199) [system] char_type(i, space)
   Fail: (199) [system] char_type(i, space)
   Call: (199) [system] arg(_109060, v('(', ')', end_of_file), i)
   Fail: (199) [system] arg(_109992, v('(', ')', end_of_file), i)
^  Fail: (198) [user] is_delimiter(i)
   Call: (198) [system] ')'==i
   Fail: (198) [system] ')'==i
   Call: (198) [system] get_char((0x55fbb4538270), i)
   Exit: (198) [system] get_char((0x55fbb4538270), i)
   Call: (198) [system] i=(\)
   Fail: (198) [system] i=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _117342)
   Call: (199) [system] peek_char((0x55fbb4538270), _118276)
   Exit: (199) [system] peek_char((0x55fbb4538270), n)
^  Call: (199) [user] is_delimiter(n)
   Call: (200) [system] char_type(n, space)
   Fail: (200) [system] char_type(n, space)
   Call: (200) [system] arg(_122996, v('(', ')', end_of_file), n)
   Fail: (200) [system] arg(_123928, v('(', ')', end_of_file), n)
^  Fail: (199) [user] is_delimiter(n)
   Call: (199) [system] ')'==n
   Fail: (199) [system] ')'==n
   Call: (199) [system] get_char((0x55fbb4538270), n)
   Exit: (199) [system] get_char((0x55fbb4538270), n)
   Call: (199) [system] n=(\)
   Fail: (199) [system] n=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _131278)
   Call: (200) [system] peek_char((0x55fbb4538270), _132212)
   Exit: (200) [system] peek_char((0x55fbb4538270), k)
^  Call: (200) [user] is_delimiter(k)
   Call: (201) [system] char_type(k, space)
   Fail: (201) [system] char_type(k, space)
   Call: (201) [system] arg(_136932, v('(', ')', end_of_file), k)
   Fail: (201) [system] arg(_137864, v('(', ')', end_of_file), k)
^  Fail: (200) [user] is_delimiter(k)
   Call: (200) [system] ')'==k
   Fail: (200) [system] ')'==k
   Call: (200) [system] get_char((0x55fbb4538270), k)
   Exit: (200) [system] get_char((0x55fbb4538270), k)
   Call: (200) [system] k=(\)
   Fail: (200) [system] k=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _145214)
   Call: (201) [system] peek_char((0x55fbb4538270), _146148)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (201) [user] is_delimiter(' ')
   Call: (202) [system] char_type(' ', space)
   Exit: (202) [system] char_type(' ', space)
^  Exit: (201) [user] is_delimiter(' ')
   Call: (201) [system] _145214=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (200) [system] _131278=[k]
   Exit: (200) [system] [k]=[k]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (199) [system] _117342=[n, k]
   Exit: (199) [system] [n, k]=[n, k]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (198) [system] _103406=[i, n, k]
   Exit: (198) [system] [i, n, k]=[i, n, k]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (197) [system] _89470=['L', i, n, k]
   Exit: (197) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (196) [system] _75534=[r, 'L', i, n, k]
   Exit: (196) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (195) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _40024)
^  Call: (196) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _169402)
^  Call: (198) [system] setup_call_cleanup('$notrace'(_170354, _170356), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _169402), _170336, fail)), '$restore_trace'(_170354, _170356))
^  Call: (199) [system] sig_atomic(system:'$notrace'(_170354, _170356))
^  Exit: (198) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _169402), _170336, fail)), system:'$restore_trace'(3, -1))
   Call: (197) [system] atomic(_169402)
   Fail: (197) [system] atomic(_169402)
   Call: (197) [system] atom_chars(_169402, ['O', r, 'L', i, n, k])
   Exit: (197) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (196) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (196) [system] integer('OrLink')
   Fail: (196) [system] integer('OrLink')
   Call: (196) [system] _40024='OrLink'
   Exit: (196) [system] 'OrLink'='OrLink'
^  Exit: (195) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (194) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _184352)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _186210)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _195804)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _198508)
   Exit: (196) [system] peek_char((0x55fbb4538270), 'C')
   Call: (196) [system] 'C'=(;)
   Fail: (196) [system] 'C'=(;)
   Call: (196) [system] 'C'=(/)
   Fail: (196) [system] 'C'=(/)
^  Call: (196) [user] is_like_space('C')
   Call: (197) [system] char_type('C', 'white')
   Fail: (197) [system] char_type('C', 'white')
   Call: (197) [system] char_type('C', end_of_line)
   Fail: (197) [system] char_type('C', end_of_line)
   Call: (197) [system] char_type('C', space)
   Fail: (197) [system] char_type('C', space)
   Call: (197) [system] char_type('C', cntrl)
   Fail: (197) [system] char_type('C', cntrl)
^  Fail: (196) [user] is_like_space('C')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _215442)
   Exit: (194) [system] peek_char((0x55fbb4538270), 'C')
   Call: (194) [system] 'C'=')'
   Fail: (194) [system] 'C'=')'
   Call: (194) [system] 'C'=end_of_file
   Fail: (194) [system] 'C'=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _221012)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _222870)
   Exit: (196) [system] peek_char((0x55fbb4538270), 'C')
   Call: (196) [system] 'C'=(;)
   Fail: (196) [system] 'C'=(;)
   Call: (196) [system] 'C'=(/)
   Fail: (196) [system] 'C'=(/)
^  Call: (196) [user] is_like_space('C')
   Call: (197) [system] char_type('C', 'white')
   Fail: (197) [system] char_type('C', 'white')
   Call: (197) [system] char_type('C', end_of_line)
   Fail: (197) [system] char_type('C', end_of_line)
   Call: (197) [system] char_type('C', space)
   Fail: (197) [system] char_type('C', space)
   Call: (197) [system] char_type('C', cntrl)
   Fail: (197) [system] char_type('C', cntrl)
^  Fail: (196) [user] is_like_space('C')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _238880)
   Exit: (195) [system] get_char((0x55fbb4538270), 'C')
   Call: (195) [system] 'C'='('
   Fail: (195) [system] 'C'='('
   Call: (195) [system] 'C'='['
   Fail: (195) [system] 'C'='['
   Call: (195) [system] 'C'='{'
   Fail: (195) [system] 'C'='{'
   Call: (195) [system] 'C'='"'
   Fail: (195) [system] 'C'='"'
   Call: (195) [system] 'C'=!
   Fail: (195) [system] 'C'=!
   Call: (195) [system] 'C'='\''
   Fail: (195) [system] 'C'='\''
   Call: (195) [system] 'C'='`'
   Fail: (195) [system] 'C'='`'
   Call: (195) [system] 'C'=end_of_file
   Fail: (195) [system] 'C'=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55fbb4538270), 'C', _221012)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _256522)
   Call: (197) [system] peek_char((0x55fbb4538270), _257456)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (197) [user] is_delimiter(' ')
   Call: (198) [system] char_type(' ', space)
   Exit: (198) [system] char_type(' ', space)
^  Exit: (197) [user] is_delimiter(' ')
   Call: (197) [system] _256522=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (196) [user] classify_and_convert_charseq(['C'], _221012)
^  Call: (197) [user] classify_and_convert_charseq_(['C'], _266740)
^  Call: (199) [system] setup_call_cleanup('$notrace'(_267692, _267694), once(user:catch(read_from_chars(['C'], _266740), _267674, fail)), '$restore_trace'(_267692, _267694))
^  Call: (200) [system] sig_atomic(system:'$notrace'(_267692, _267694))
^  Exit: (199) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _266740), _267674, fail)), system:'$restore_trace'(3, -1))
   Call: (198) [system] atomic(_266740)
   Fail: (198) [system] atomic(_266740)
   Call: (198) [system] atom_chars(_266740, ['C'])
   Exit: (198) [system] atom_chars('C', ['C'])
^  Exit: (197) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (197) [system] integer('C')
   Fail: (197) [system] integer('C')
   Call: (197) [system] _221012='C'
   Exit: (197) [system] 'C'='C'
^  Exit: (196) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (195) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _281690)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _283548)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _293142)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _295846)
   Exit: (197) [system] peek_char((0x55fbb4538270), 'D')
   Call: (197) [system] 'D'=(;)
   Fail: (197) [system] 'D'=(;)
   Call: (197) [system] 'D'=(/)
   Fail: (197) [system] 'D'=(/)
^  Call: (197) [user] is_like_space('D')
   Call: (198) [system] char_type('D', 'white')
   Fail: (198) [system] char_type('D', 'white')
   Call: (198) [system] char_type('D', end_of_line)
   Fail: (198) [system] char_type('D', end_of_line)
   Call: (198) [system] char_type('D', space)
   Fail: (198) [system] char_type('D', space)
   Call: (198) [system] char_type('D', cntrl)
   Fail: (198) [system] char_type('D', cntrl)
^  Fail: (197) [user] is_like_space('D')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _312780)
   Exit: (195) [system] peek_char((0x55fbb4538270), 'D')
   Call: (195) [system] 'D'=')'
   Fail: (195) [system] 'D'=')'
   Call: (195) [system] 'D'=end_of_file
   Fail: (195) [system] 'D'=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _318350)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _320208)
   Exit: (197) [system] peek_char((0x55fbb4538270), 'D')
   Call: (197) [system] 'D'=(;)
   Fail: (197) [system] 'D'=(;)
   Call: (197) [system] 'D'=(/)
   Fail: (197) [system] 'D'=(/)
^  Call: (197) [user] is_like_space('D')
   Call: (198) [system] char_type('D', 'white')
   Fail: (198) [system] char_type('D', 'white')
   Call: (198) [system] char_type('D', end_of_line)
   Fail: (198) [system] char_type('D', end_of_line)
   Call: (198) [system] char_type('D', space)
   Fail: (198) [system] char_type('D', space)
   Call: (198) [system] char_type('D', cntrl)
   Fail: (198) [system] char_type('D', cntrl)
^  Fail: (197) [user] is_like_space('D')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _336218)
   Exit: (196) [system] get_char((0x55fbb4538270), 'D')
   Call: (196) [system] 'D'='('
   Fail: (196) [system] 'D'='('
   Call: (196) [system] 'D'='['
   Fail: (196) [system] 'D'='['
   Call: (196) [system] 'D'='{'
   Fail: (196) [system] 'D'='{'
   Call: (196) [system] 'D'='"'
   Fail: (196) [system] 'D'='"'
   Call: (196) [system] 'D'=!
   Fail: (196) [system] 'D'=!
   Call: (196) [system] 'D'='\''
   Fail: (196) [system] 'D'='\''
   Call: (196) [system] 'D'='`'
   Fail: (196) [system] 'D'='`'
   Call: (196) [system] 'D'=end_of_file
   Fail: (196) [system] 'D'=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55fbb4538270), 'D', _318350)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _353860)
   Call: (198) [system] peek_char((0x55fbb4538270), _354794)
   Exit: (198) [system] peek_char((0x55fbb4538270), ')')
^  Call: (198) [user] is_delimiter(')')
   Call: (199) [system] char_type(')', space)
   Fail: (199) [system] char_type(')', space)
   Call: (199) [system] arg(_359514, v('(', ')', end_of_file), ')')
   Exit: (199) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (198) [user] is_delimiter(')')
   Call: (198) [system] _353860=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (197) [user] classify_and_convert_charseq(['D'], _318350)
^  Call: (198) [user] classify_and_convert_charseq_(['D'], _365950)
^  Call: (200) [system] setup_call_cleanup('$notrace'(_366902, _366904), once(user:catch(read_from_chars(['D'], _365950), _366884, fail)), '$restore_trace'(_366902, _366904))
^  Call: (201) [system] sig_atomic(system:'$notrace'(_366902, _366904))
^  Exit: (200) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _365950), _366884, fail)), system:'$restore_trace'(3, -1))
   Call: (199) [system] atomic(_365950)
   Fail: (199) [system] atomic(_365950)
   Call: (199) [system] atom_chars(_365950, ['D'])
   Exit: (199) [system] atom_chars('D', ['D'])
^  Exit: (198) [user] classify_and_convert_charseq_(['D'], 'D')
   Call: (198) [system] integer('D')
   Fail: (198) [system] integer('D')
   Call: (198) [system] _318350='D'
   Exit: (198) [system] 'D'='D'
^  Exit: (197) [user] classify_and_convert_charseq(['D'], 'D')
^  Exit: (196) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'D')
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), 'D')
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _380900)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _382758)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
   Call: (197) [system] ')'=(/)
   Fail: (197) [system] ')'=(/)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _398768)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55fbb4538270), _402558)
   Exit: (196) [system] get_char((0x55fbb4538270), ')')
   Call: (196) [system] _380900=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [])
   Call: (195) [system] _281690=['D']
   Exit: (195) [system] ['D']=['D']
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), ['D'])
   Call: (194) [system] _184352=['C', 'D']
   Exit: (194) [system] ['C', 'D']=['C', 'D']
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), ['C', 'D'])
   Call: (193) [system] _3408=['OrLink', 'C', 'D']
   Exit: (193) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Exit: (191) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _416440)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _418298)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _427892)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _430596)
   Exit: (194) [system] peek_char((0x55fbb4538270), 'E')
   Call: (194) [system] 'E'=(;)
   Fail: (194) [system] 'E'=(;)
   Call: (194) [system] 'E'=(/)
   Fail: (194) [system] 'E'=(/)
^  Call: (194) [user] is_like_space('E')
   Call: (195) [system] char_type('E', 'white')
   Fail: (195) [system] char_type('E', 'white')
   Call: (195) [system] char_type('E', end_of_line)
   Fail: (195) [system] char_type('E', end_of_line)
   Call: (195) [system] char_type('E', space)
   Fail: (195) [system] char_type('E', space)
   Call: (195) [system] char_type('E', cntrl)
   Fail: (195) [system] char_type('E', cntrl)
^  Fail: (194) [user] is_like_space('E')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _447530)
   Exit: (192) [system] peek_char((0x55fbb4538270), 'E')
   Call: (192) [system] 'E'=')'
   Fail: (192) [system] 'E'=')'
   Call: (192) [system] 'E'=end_of_file
   Fail: (192) [system] 'E'=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _453100)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _454958)
   Exit: (194) [system] peek_char((0x55fbb4538270), 'E')
   Call: (194) [system] 'E'=(;)
   Fail: (194) [system] 'E'=(;)
   Call: (194) [system] 'E'=(/)
   Fail: (194) [system] 'E'=(/)
^  Call: (194) [user] is_like_space('E')
   Call: (195) [system] char_type('E', 'white')
   Fail: (195) [system] char_type('E', 'white')
   Call: (195) [system] char_type('E', end_of_line)
   Fail: (195) [system] char_type('E', end_of_line)
   Call: (195) [system] char_type('E', space)
   Fail: (195) [system] char_type('E', space)
   Call: (195) [system] char_type('E', cntrl)
   Fail: (195) [system] char_type('E', cntrl)
^  Fail: (194) [user] is_like_space('E')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _470968)
   Exit: (193) [system] get_char((0x55fbb4538270), 'E')
   Call: (193) [system] 'E'='('
   Fail: (193) [system] 'E'='('
   Call: (193) [system] 'E'='['
   Fail: (193) [system] 'E'='['
   Call: (193) [system] 'E'='{'
   Fail: (193) [system] 'E'='{'
   Call: (193) [system] 'E'='"'
   Fail: (193) [system] 'E'='"'
   Call: (193) [system] 'E'=!
   Fail: (193) [system] 'E'=!
   Call: (193) [system] 'E'='\''
   Fail: (193) [system] 'E'='\''
   Call: (193) [system] 'E'='`'
   Fail: (193) [system] 'E'='`'
   Call: (193) [system] 'E'=end_of_file
   Fail: (193) [system] 'E'=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55fbb4538270), 'E', _453100)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _488610)
   Call: (195) [system] peek_char((0x55fbb4538270), _489544)
   Exit: (195) [system] peek_char((0x55fbb4538270), ')')
^  Call: (195) [user] is_delimiter(')')
   Call: (196) [system] char_type(')', space)
   Fail: (196) [system] char_type(')', space)
   Call: (196) [system] arg(_494264, v('(', ')', end_of_file), ')')
   Exit: (196) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (195) [user] is_delimiter(')')
   Call: (195) [system] _488610=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (194) [user] classify_and_convert_charseq(['E'], _453100)
^  Call: (195) [user] classify_and_convert_charseq_(['E'], _500700)
^  Call: (197) [system] setup_call_cleanup('$notrace'(_501652, _501654), once(user:catch(read_from_chars(['E'], _500700), _501634, fail)), '$restore_trace'(_501652, _501654))
^  Call: (198) [system] sig_atomic(system:'$notrace'(_501652, _501654))
^  Exit: (197) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _500700), _501634, fail)), system:'$restore_trace'(3, -1))
   Call: (196) [system] atomic(_500700)
   Fail: (196) [system] atomic(_500700)
   Call: (196) [system] atom_chars(_500700, ['E'])
   Exit: (196) [system] atom_chars('E', ['E'])
^  Exit: (195) [user] classify_and_convert_charseq_(['E'], 'E')
   Call: (195) [system] integer('E')
   Fail: (195) [system] integer('E')
   Call: (195) [system] _453100='E'
   Exit: (195) [system] 'E'='E'
^  Exit: (194) [user] classify_and_convert_charseq(['E'], 'E')
^  Exit: (193) [user] read_symbolic(')', (0x55fbb4538270), 'E', 'E')
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), 'E')
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _515650)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _517508)
   Exit: (194) [system] peek_char((0x55fbb4538270), ')')
   Call: (194) [system] ')'=(;)
   Fail: (194) [system] ')'=(;)
   Call: (194) [system] ')'=(/)
   Fail: (194) [system] ')'=(/)
^  Call: (194) [user] is_like_space(')')
   Call: (195) [system] char_type(')', 'white')
   Fail: (195) [system] char_type(')', 'white')
   Call: (195) [system] char_type(')', end_of_line)
   Fail: (195) [system] char_type(')', end_of_line)
   Call: (195) [system] char_type(')', space)
   Fail: (195) [system] char_type(')', space)
   Call: (195) [system] char_type(')', cntrl)
   Fail: (195) [system] char_type(')', cntrl)
^  Fail: (194) [user] is_like_space(')')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _533518)
   Exit: (193) [system] peek_char((0x55fbb4538270), ')')
   Call: (193) [system] ')'=')'
   Exit: (193) [system] ')'=')'
   Call: (193) [system] get_char((0x55fbb4538270), _537308)
   Exit: (193) [system] get_char((0x55fbb4538270), ')')
   Call: (193) [system] _515650=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [])
   Call: (192) [system] _416440=['E']
   Exit: (192) [system] ['E']=['E']
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), ['E'])
   Call: (191) [system] _3404=[['OrLink', 'C', 'D'], 'E']
   Exit: (191) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (190) [user] read_list(')', (0x55fbb4538270), [['OrLink', 'C', 'D'], 'E'])
   Call: (190) [system] _3396=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (190) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (189) [user] read_list(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (188) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (188) [user] read_list(')', (0x55fbb4538270), _551190)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _553048)
   Exit: (190) [system] peek_char((0x55fbb4538270), ')')
   Call: (190) [system] ')'=(;)
   Fail: (190) [system] ')'=(;)
   Call: (190) [system] ')'=(/)
   Fail: (190) [system] ')'=(/)
^  Call: (190) [user] is_like_space(')')
   Call: (191) [system] char_type(')', 'white')
   Fail: (191) [system] char_type(')', 'white')
   Call: (191) [system] char_type(')', end_of_line)
   Fail: (191) [system] char_type(')', end_of_line)
   Call: (191) [system] char_type(')', space)
   Fail: (191) [system] char_type(')', space)
   Call: (191) [system] char_type(')', cntrl)
   Fail: (191) [system] char_type(')', cntrl)
^  Fail: (190) [user] is_like_space(')')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _569058)
   Exit: (189) [system] peek_char((0x55fbb4538270), ')')
   Call: (189) [system] ')'=')'
   Exit: (189) [system] ')'=')'
   Call: (189) [system] get_char((0x55fbb4538270), _572848)
   Exit: (189) [system] get_char((0x55fbb4538270), ')')
   Call: (189) [system] _551190=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_list(')', (0x55fbb4538270), [])
   Call: (188) [system] _3392=[['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (188) [system] [['Implication', ['OrLink', 'C', 'D'], 'E']]=[['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (187) [user] read_list(')', (0x55fbb4538270), [['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (187) [system] _3386=[cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (187) [system] [cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]=[cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (186) [user] read_list(')', (0x55fbb4538270), [cde, ['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (186) [system] _3378=[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (186) [system] [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]=[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (185) [user] read_list(')', (0x55fbb4538270), [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Exit: (184) [user] cont_sexpr(')', (0x55fbb4538270), [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Call: (184) [user] read_list(')', (0x55fbb4538270), _586730)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _588588)
   Exit: (186) [system] peek_char((0x55fbb4538270), ')')
   Call: (186) [system] ')'=(;)
   Fail: (186) [system] ')'=(;)
   Call: (186) [system] ')'=(/)
   Fail: (186) [system] ')'=(/)
^  Call: (186) [user] is_like_space(')')
   Call: (187) [system] char_type(')', 'white')
   Fail: (187) [system] char_type(')', 'white')
   Call: (187) [system] char_type(')', end_of_line)
   Fail: (187) [system] char_type(')', end_of_line)
   Call: (187) [system] char_type(')', space)
   Fail: (187) [system] char_type(')', space)
   Call: (187) [system] char_type(')', cntrl)
   Fail: (187) [system] char_type(')', cntrl)
^  Fail: (186) [user] is_like_space(')')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _604598)
   Exit: (185) [system] peek_char((0x55fbb4538270), ')')
   Call: (185) [system] ')'=')'
   Exit: (185) [system] ')'=')'
   Call: (185) [system] get_char((0x55fbb4538270), _608388)
   Exit: (185) [system] get_char((0x55fbb4538270), ')')
   Call: (185) [system] _586730=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_list(')', (0x55fbb4538270), [])
   Call: (184) [system] _3374=[[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (184) [system] [[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (183) [user] read_list(')', (0x55fbb4538270), [[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (183) [system] _3362=[[kb], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (183) [system] [[kb], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[[kb], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (182) [user] read_list(')', (0x55fbb4538270), [[kb], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (182) [system] _3322=[=, [kb], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (182) [system] [=, [kb], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[=, [kb], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (181) [user] read_list(')', (0x55fbb4538270), [=, [kb], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Exit: (180) [user] cont_sexpr(')', (0x55fbb4538270), [=, [kb], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Exit: (179) [user] read_sexpr((0x55fbb4538270), [=, [kb], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Call: (179) [user] assertz(metta_file_comment(98, 0, 4064, [=, [kb], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]], '$stream_position'(4064, 98, 0, 4064)))
^  Exit: (179) [user] assertz(metta_file_comment(98, 0, 4064, [=, [kb], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]], '$stream_position'(4064, 98, 0, 4064)))
^  Exit: (177) [system] once(user:(read_position((0x55fbb4538270), 98, 0, 4064, '$stream_position'(4064, 98, 0, 4064)), read_sexpr((0x55fbb4538270), [=, [kb], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]), assertz(metta_file_comment(98, 0, 4064, [=, [kb], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]], '$stream_position'(4064, 98, 0, 4064)))))
   Call: (177) [system] fail
^  Call: (177) [user] retract(metta_file_comment(_626906, _626908, _626910, _626912, _626914))
^  Exit: (177) [user] retract(metta_file_comment(48, 0, 1542, '$COMMENT'(";; tuples.", 48, 0), '$stream_position'(1542, 48, 0, 1542)))
^  Call: (177) [user] trly(untyped_to_metta, '$COMMENT'(";; tuples.", 48, 0), _3084)
^  Call: (178) [user] once(call(untyped_to_metta, '$COMMENT'(";; tuples.", 48, 0), _629740))
^  Call: (179) [user] call(untyped_to_metta, '$COMMENT'(";; tuples.", 48, 0), _629740)
^  Call: (180) [user] untyped_to_metta('$COMMENT'(";; tuples.", 48, 0), _629740)
^  Call: (181) [user] must_det_ll(trly(mfix_vars1, '$COMMENT'(";; tuples.", 48, 0), _632556))
^  Call: (182) [user] once(user:trly(mfix_vars1, '$COMMENT'(";; tuples.", 48, 0), _632556))
^  Call: (183) [user] trly(mfix_vars1, '$COMMENT'(";; tuples.", 48, 0), _632556)
^  Call: (184) [user] once(call(mfix_vars1, '$COMMENT'(";; tuples.", 48, 0), _635356))
^  Call: (185) [user] call(mfix_vars1, '$COMMENT'(";; tuples.", 48, 0), _635356)
^  Call: (186) [user] mfix_vars1('$COMMENT'(";; tuples.", 48, 0), _635356)
   Call: (187) [system] var('$COMMENT'(";; tuples.", 48, 0))
   Call: (187) [system] atom('$COMMENT'(";; tuples.", 48, 0))
   Call: (187) [system] '$COMMENT'(";; tuples.", 48, 0)==true
   Call: (187) [system] '$COMMENT'(";; tuples.", 48, 0)==false
   Call: (187) [system] '$COMMENT'(";; tuples.", 48, 0)==[_641876, _641882]
   Call: (187) [system] is_list('$COMMENT'(";; tuples.", 48, 0))
   Call: (187) [system] string('$COMMENT'(";; tuples.", 48, 0))
   Call: (187) [system] compound('$COMMENT'(";; tuples.", 48, 0))
   Exit: (187) [system] compound('$COMMENT'(";; tuples.", 48, 0))
   Call: (187) [system] compound_name_arguments('$COMMENT'(";; tuples.", 48, 0), _646510, _646512)
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";; tuples.", 48, 0), '$COMMENT', [";; tuples.", 48, 0])
   Call: (187) [system] '$COMMENT'\=='$VAR'
   Exit: (187) [system] '$COMMENT'\=='$VAR'
^  Call: (187) [user] apply:maplist(mfix_vars1, [";; tuples.", 48, 0], _650252)
   Call: (188) [apply] apply:maplist_([";; tuples.", 48, 0], _650252, user:mfix_vars1)
^  Call: (189) [user] mfix_vars1(";; tuples.", _652132)
   Call: (190) [system] var(";; tuples.")
   Call: (190) [system] atom(";; tuples.")
   Call: (190) [system] ";; tuples."==true
   Call: (190) [system] ";; tuples."==false
   Call: (190) [system] ";; tuples."==[_656774, _656780]
   Call: (190) [system] is_list(";; tuples.")
   Call: (190) [system] string(";; tuples.")
   Exit: (190) [system] string(";; tuples.")
^  Call: (190) [user] string_to_syms
   Call: (191) [system] fail
   Call: (190) [system] compound(";; tuples.")
^  Call: (190) [user] symbol(";; tuples.")
   Call: (191) [system] atom(";; tuples.")
   Fail: (191) [system] atom(";; tuples.")
^  Fail: (190) [user] symbol(";; tuples.")
   Call: (190) [system] ";; tuples."=_652132
   Exit: (190) [system] ";; tuples."=";; tuples."
^  Exit: (189) [user] mfix_vars1(";; tuples.", ";; tuples.")
   Call: (189) [apply] apply:maplist_([48, 0], _652134, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1(48, _670654)
   Call: (191) [system] var(48)
   Call: (191) [system] atom(48)
   Call: (191) [system] 48==true
   Call: (191) [system] 48==false
   Call: (191) [system] 48==[_675296, _675302]
   Call: (191) [system] is_list(48)
   Call: (191) [system] string(48)
   Call: (191) [system] compound(48)
^  Call: (191) [user] symbol(48)
   Call: (192) [system] atom(48)
   Fail: (192) [system] atom(48)
^  Fail: (191) [user] symbol(48)
   Call: (191) [system] 48=_670654
   Exit: (191) [system] 48=48
^  Exit: (190) [user] mfix_vars1(48, 48)
   Call: (190) [apply] apply:maplist_([0], _670656, user:mfix_vars1)
^  Call: (191) [user] mfix_vars1(0, _686420)
   Call: (192) [system] var(0)
   Call: (192) [system] atom(0)
   Call: (192) [system] 0==true
   Call: (192) [system] 0==false
   Call: (192) [system] 0==[_691062, _691068]
   Call: (192) [system] is_list(0)
   Call: (192) [system] string(0)
   Call: (192) [system] compound(0)
^  Call: (192) [user] symbol(0)
   Call: (193) [system] atom(0)
   Fail: (193) [system] atom(0)
^  Fail: (192) [user] symbol(0)
   Call: (192) [system] 0=_686420
   Exit: (192) [system] 0=0
^  Exit: (191) [user] mfix_vars1(0, 0)
   Call: (191) [apply] apply:maplist_([], _686422, user:mfix_vars1)
   Exit: (191) [apply] apply:maplist_([], [], user:mfix_vars1)
   Exit: (190) [apply] apply:maplist_([0], [0], user:mfix_vars1)
   Exit: (189) [apply] apply:maplist_([48, 0], [48, 0], user:mfix_vars1)
   Exit: (188) [apply] apply:maplist_([";; tuples.", 48, 0], [";; tuples.", 48, 0], user:mfix_vars1)
^  Exit: (187) [apply] apply:maplist(user:mfix_vars1, [";; tuples.", 48, 0], [";; tuples.", 48, 0])
   Call: (187) [system] compound_name_arguments(_635356, '$COMMENT', [";; tuples.", 48, 0])
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";; tuples.", 48, 0), '$COMMENT', [";; tuples.", 48, 0])
^  Exit: (186) [user] mfix_vars1('$COMMENT'(";; tuples.", 48, 0), '$COMMENT'(";; tuples.", 48, 0))
^  Exit: (185) [system] call(user:mfix_vars1, '$COMMENT'(";; tuples.", 48, 0), '$COMMENT'(";; tuples.", 48, 0))
^  Exit: (184) [system] once(user:call(mfix_vars1, '$COMMENT'(";; tuples.", 48, 0), '$COMMENT'(";; tuples.", 48, 0)))
   Call: (184) [system] '$COMMENT'(";; tuples.", 48, 0)\=@='$COMMENT'(";; tuples.", 48, 0)
^  Exit: (183) [user] trly(mfix_vars1, '$COMMENT'(";; tuples.", 48, 0), '$COMMENT'(";; tuples.", 48, 0))
^  Exit: (182) [system] once(user:trly(mfix_vars1, '$COMMENT'(";; tuples.", 48, 0), '$COMMENT'(";; tuples.", 48, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(mfix_vars1, '$COMMENT'(";; tuples.", 48, 0), '$COMMENT'(";; tuples.", 48, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_c, '$COMMENT'(";; tuples.", 48, 0), _715238))
^  Call: (182) [user] once(user:trly(cons_to_c, '$COMMENT'(";; tuples.", 48, 0), _715238))
^  Call: (183) [user] trly(cons_to_c, '$COMMENT'(";; tuples.", 48, 0), _715238)
^  Call: (184) [user] once(call(cons_to_c, '$COMMENT'(";; tuples.", 48, 0), _718038))
^  Call: (185) [user] call(cons_to_c, '$COMMENT'(";; tuples.", 48, 0), _718038)
^  Call: (186) [user] cons_to_c('$COMMENT'(";; tuples.", 48, 0), _718038)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_c('$COMMENT'(";; tuples.", 48, 0), '$COMMENT'(";; tuples.", 48, 0))
^  Exit: (185) [system] call(user:cons_to_c, '$COMMENT'(";; tuples.", 48, 0), '$COMMENT'(";; tuples.", 48, 0))
^  Exit: (184) [system] once(user:call(cons_to_c, '$COMMENT'(";; tuples.", 48, 0), '$COMMENT'(";; tuples.", 48, 0)))
   Call: (184) [system] '$COMMENT'(";; tuples.", 48, 0)\=@='$COMMENT'(";; tuples.", 48, 0)
^  Exit: (183) [user] trly(cons_to_c, '$COMMENT'(";; tuples.", 48, 0), '$COMMENT'(";; tuples.", 48, 0))
^  Exit: (182) [system] once(user:trly(cons_to_c, '$COMMENT'(";; tuples.", 48, 0), '$COMMENT'(";; tuples.", 48, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_c, '$COMMENT'(";; tuples.", 48, 0), '$COMMENT'(";; tuples.", 48, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_l, '$COMMENT'(";; tuples.", 48, 0), _629740))
^  Call: (182) [user] once(user:trly(cons_to_l, '$COMMENT'(";; tuples.", 48, 0), _629740))
^  Call: (183) [user] trly(cons_to_l, '$COMMENT'(";; tuples.", 48, 0), _629740)
^  Call: (184) [user] once(call(cons_to_l, '$COMMENT'(";; tuples.", 48, 0), _731996))
^  Call: (185) [user] call(cons_to_l, '$COMMENT'(";; tuples.", 48, 0), _731996)
^  Call: (186) [user] cons_to_l('$COMMENT'(";; tuples.", 48, 0), _731996)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_l('$COMMENT'(";; tuples.", 48, 0), '$COMMENT'(";; tuples.", 48, 0))
^  Exit: (185) [system] call(user:cons_to_l, '$COMMENT'(";; tuples.", 48, 0), '$COMMENT'(";; tuples.", 48, 0))
^  Exit: (184) [system] once(user:call(cons_to_l, '$COMMENT'(";; tuples.", 48, 0), '$COMMENT'(";; tuples.", 48, 0)))
   Call: (184) [system] '$COMMENT'(";; tuples.", 48, 0)\=@='$COMMENT'(";; tuples.", 48, 0)
^  Exit: (183) [user] trly(cons_to_l, '$COMMENT'(";; tuples.", 48, 0), '$COMMENT'(";; tuples.", 48, 0))
^  Exit: (182) [system] once(user:trly(cons_to_l, '$COMMENT'(";; tuples.", 48, 0), '$COMMENT'(";; tuples.", 48, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_l, '$COMMENT'(";; tuples.", 48, 0), '$COMMENT'(";; tuples.", 48, 0)))
^  Exit: (180) [user] untyped_to_metta('$COMMENT'(";; tuples.", 48, 0), '$COMMENT'(";; tuples.", 48, 0))
^  Exit: (179) [system] call(user:untyped_to_metta, '$COMMENT'(";; tuples.", 48, 0), '$COMMENT'(";; tuples.", 48, 0))
^  Exit: (178) [system] once(user:call(untyped_to_metta, '$COMMENT'(";; tuples.", 48, 0), '$COMMENT'(";; tuples.", 48, 0)))
   Call: (178) [system] '$COMMENT'(";; tuples.", 48, 0)\=@='$COMMENT'(";; tuples.", 48, 0)
^  Exit: (177) [user] trly(untyped_to_metta, '$COMMENT'(";; tuples.", 48, 0), '$COMMENT'(";; tuples.", 48, 0))
^  Exit: (176) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; tuples.", 48, 0))
   Call: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; tuples.", 48, 0))))
   Exit: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; tuples.", 48, 0))))
^  Exit: (175) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";; tuples.", 48, 0))
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";; tuples.", 48, 0))
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; tuples.", 48, 0))
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; tuples.", 48, 0))))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; tuples.", 48, 0))))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";; tuples.", 48, 0))
^  Exit: (171) [user] read_sform((0x55fbb4538270), '$COMMENT'(";; tuples.", 48, 0))
^  Exit: (170) [system] once(user:read_sform((0x55fbb4538270), '$COMMENT'(";; tuples.", 48, 0)))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55fbb4538270), '$COMMENT'(";; tuples.", 48, 0)))
   Call: (169) [system] '$COMMENT'(";; tuples.", 48, 0)==end_of_file
   Fail: (169) [system] '$COMMENT'(";; tuples.", 48, 0)==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; tuples.", 48, 0)), 97]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";; tuples.", 48, 0), nthesize_long_1727480696_9164743, 97)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; tuples.", 48, 0)), 97]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1727480706.1172028)
   Call: (173) [system] arg(1, t(1727480705.4366713), _3148)
   Exit: (173) [system] arg(1, t(1727480705.4366713), 1727480705.4366713)
   Call: (173) [system] _3158 is 1727480706.1172028-1727480705.4366713
   Exit: (173) [system] 0.6805315017700195 is 1727480706.1172028-1727480705.4366713
   Call: (173) [system] 0.6805315017700195>4
   Fail: (173) [system] 0.6805315017700195>4
^  Exit: (171) [user] if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; tuples.", 48, 0)), 97]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 14)
   Call: (175) [system] atom(14+1)
   Call: (175) [system] set_flag(translated_forms, 15)
   Exit: (175) [system] set_flag(translated_forms, 15)
   Exit: (174) [$syspreds] update_flag(translated_forms, 14, 14+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 14, 14+1))
   Exit: (171) [$syspreds] flag(translated_forms, 14, 14+1)
^  Call: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";; tuples.", 48, 0), nthesize_long_1727480696_9164743, 97)
^  Call: (172) [user] format((0x55fbb44dfd70), "/* ~w */~n", [";; tuples."])
^  Exit: (172) [user] format((0x55fbb44dfd70), "/* ~w */~n", [";; tuples."])
^  Exit: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";; tuples.", 48, 0), nthesize_long_1727480696_9164743, 97)
^  Exit: (169) [system] once(user:(if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; tuples.", 48, 0)), 97]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 14, 14+1), write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";; tuples.", 48, 0), nthesize_long_1727480696_9164743, 97)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55fbb4538270))
   Fail: (169) [system] at_end_of_stream((0x55fbb4538270))
^  Call: (169) [user] must_det_ll(line_count((0x55fbb4538270), _3074))
^  Call: (170) [user] once(user:line_count((0x55fbb4538270), _3074))
   Call: (171) [system] line_count((0x55fbb4538270), _3074)
   Exit: (171) [system] line_count((0x55fbb4538270), 98)
^  Exit: (170) [system] once(user:line_count((0x55fbb4538270), 98))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55fbb4538270), 98))
^  Call: (169) [user] must_det_ll(read_sform((0x55fbb4538270), _3084))
^  Call: (170) [user] once(user:read_sform((0x55fbb4538270), _3084))
^  Call: (171) [user] read_sform((0x55fbb4538270), _3084)
   Call: (172) [system] string((0x55fbb4538270))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (173) [system] string((0x55fbb4538270))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (174) [system] at_end_of_stream((0x55fbb4538270))
   Call: (174) [system] peek_char((0x55fbb4538270), _806780)
   Exit: (174) [system] peek_char((0x55fbb4538270), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55fbb4538270), '\n')
   Exit: (174) [system] get_char((0x55fbb4538270), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), _3084)
   Call: (175) [system] at_end_of_stream((0x55fbb4538270))
   Call: (175) [system] peek_char((0x55fbb4538270), _814202)
   Exit: (175) [system] peek_char((0x55fbb4538270), '\n')
   Call: (175) [system] char_type('\n', space)
   Exit: (175) [system] char_type('\n', space)
   Call: (175) [system] get_char((0x55fbb4538270), '\n')
   Exit: (175) [system] get_char((0x55fbb4538270), '\n')
^  Call: (175) [user] parse_sexpr_metta_IO((0x55fbb4538270), _3084)
   Call: (176) [system] at_end_of_stream((0x55fbb4538270))
   Call: (176) [system] peek_char((0x55fbb4538270), _821624)
   Exit: (176) [system] peek_char((0x55fbb4538270), !)
   Call: (176) [system] char_type(!, space)
^  Call: (176) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (177) [system] string((0x55fbb4538270))
^  Exit: (176) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (176) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (177) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (178) [system] at_end_of_stream((0x55fbb4538270))
   Call: (178) [system] peek_char((0x55fbb4538270), _829962)
   Exit: (178) [system] peek_char((0x55fbb4538270), !)
   Call: (178) [system] char_type(!, space)
   Call: (178) [system] _832748=(0x55fbb4538270)
   Exit: (178) [system] (0x55fbb4538270)=(0x55fbb4538270)
^  Call: (178) [user] once((read_position((0x55fbb4538270), _834616, _834618, _834620, _834622), read_sexpr((0x55fbb4538270), _834634), assertz(metta_file_comment(_834616, _834618, _834620, _834634, _834622))))
^  Call: (180) [user] read_position((0x55fbb4538270), _834616, _834618, _834620, _834622)
   Call: (181) [system] stream_property((0x55fbb4538270), position(_834622))
   Call: (182) [system] nonvar((0x55fbb4538270))
   Exit: (182) [system] nonvar((0x55fbb4538270))
   Call: (182) [system] nonvar(position(_834622))
   Exit: (182) [system] nonvar(position(_834622))
   Exit: (181) [system] stream_property((0x55fbb4538270), position('$stream_position'(4111, 100, 0, 4111)))
   Call: (181) [$syspreds] stream_position_data(line_count, '$stream_position'(4111, 100, 0, 4111), _834616)
   Call: (182) [system] nonvar(line_count)
   Exit: (182) [system] nonvar(line_count)
   Call: (182) [$syspreds] stream_position_field(line_count, _844874)
   Exit: (182) [$syspreds] stream_position_field(line_count, 2)
   Call: (182) [system] arg(2, '$stream_position'(4111, 100, 0, 4111), _834616)
   Exit: (182) [system] arg(2, '$stream_position'(4111, 100, 0, 4111), 100)
   Exit: (181) [$syspreds] stream_position_data(line_count, '$stream_position'(4111, 100, 0, 4111), 100)
   Call: (181) [$syspreds] stream_position_data(line_position, '$stream_position'(4111, 100, 0, 4111), _834618)
   Call: (182) [system] nonvar(line_position)
   Exit: (182) [system] nonvar(line_position)
   Call: (182) [$syspreds] stream_position_field(line_position, _852308)
   Exit: (182) [$syspreds] stream_position_field(line_position, 3)
   Call: (182) [system] arg(3, '$stream_position'(4111, 100, 0, 4111), _834618)
   Exit: (182) [system] arg(3, '$stream_position'(4111, 100, 0, 4111), 0)
   Exit: (181) [$syspreds] stream_position_data(line_position, '$stream_position'(4111, 100, 0, 4111), 0)
   Call: (181) [$syspreds] stream_position_data(char_count, '$stream_position'(4111, 100, 0, 4111), _834620)
   Call: (182) [system] nonvar(char_count)
   Exit: (182) [system] nonvar(char_count)
   Call: (182) [$syspreds] stream_position_field(char_count, _859742)
   Exit: (182) [$syspreds] stream_position_field(char_count, 1)
   Call: (182) [system] arg(1, '$stream_position'(4111, 100, 0, 4111), _834620)
   Exit: (182) [system] arg(1, '$stream_position'(4111, 100, 0, 4111), 4111)
   Exit: (181) [$syspreds] stream_position_data(char_count, '$stream_position'(4111, 100, 0, 4111), 4111)
^  Exit: (180) [user] read_position((0x55fbb4538270), 100, 0, 4111, '$stream_position'(4111, 100, 0, 4111))
^  Call: (180) [user] read_sexpr((0x55fbb4538270), _834634)
   Call: (181) [system] string((0x55fbb4538270))
   Fail: (181) [system] string((0x55fbb4538270))
^  Call: (181) [user] cont_sexpr(')', (0x55fbb4538270), _834634)
^  Call: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _869968)
   Exit: (183) [system] peek_char((0x55fbb4538270), !)
   Call: (183) [system] !=(;)
   Fail: (183) [system] !=(;)
   Call: (183) [system] !=(/)
   Fail: (183) [system] !=(/)
^  Call: (183) [user] is_like_space(!)
   Call: (184) [system] char_type(!, 'white')
   Fail: (184) [system] char_type(!, 'white')
   Call: (184) [system] char_type(!, end_of_line)
   Fail: (184) [system] char_type(!, end_of_line)
   Call: (184) [system] char_type(!, space)
   Fail: (184) [system] char_type(!, space)
   Call: (184) [system] char_type(!, cntrl)
   Fail: (184) [system] char_type(!, cntrl)
^  Fail: (183) [user] is_like_space(!)
^  Exit: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] get_char((0x55fbb4538270), _885978)
   Exit: (182) [system] get_char((0x55fbb4538270), !)
   Call: (182) [system] !='('
   Fail: (182) [system] !='('
   Call: (182) [system] !='['
   Fail: (182) [system] !='['
   Call: (182) [system] !='{'
   Fail: (182) [system] !='{'
   Call: (182) [system] !='"'
   Fail: (182) [system] !='"'
   Call: (182) [system] !=!
   Exit: (182) [system] !=!
^  Call: (182) [user] read_sexpr((0x55fbb4538270), _897116)
   Call: (183) [system] string((0x55fbb4538270))
   Fail: (183) [system] string((0x55fbb4538270))
^  Call: (183) [user] cont_sexpr(')', (0x55fbb4538270), _897116)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _901750)
   Exit: (185) [system] peek_char((0x55fbb4538270), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
   Call: (185) [system] '('=(/)
   Fail: (185) [system] '('=(/)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] get_char((0x55fbb4538270), _917760)
   Exit: (184) [system] get_char((0x55fbb4538270), '(')
   Call: (184) [system] '('='('
   Exit: (184) [system] '('='('
^  Call: (184) [user] read_list(')', (0x55fbb4538270), _897116)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _923330)
   Exit: (186) [system] peek_char((0x55fbb4538270), a)
   Call: (186) [system] a=(;)
   Fail: (186) [system] a=(;)
   Call: (186) [system] a=(/)
   Fail: (186) [system] a=(/)
^  Call: (186) [user] is_like_space(a)
   Call: (187) [system] char_type(a, 'white')
   Fail: (187) [system] char_type(a, 'white')
   Call: (187) [system] char_type(a, end_of_line)
   Fail: (187) [system] char_type(a, end_of_line)
   Call: (187) [system] char_type(a, space)
   Fail: (187) [system] char_type(a, space)
   Call: (187) [system] char_type(a, cntrl)
   Fail: (187) [system] char_type(a, cntrl)
^  Fail: (186) [user] is_like_space(a)
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _939340)
   Exit: (185) [system] peek_char((0x55fbb4538270), a)
   Call: (185) [system] a=')'
   Fail: (185) [system] a=')'
   Call: (185) [system] a=end_of_file
   Fail: (185) [system] a=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55fbb4538270), _944910)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _946768)
   Exit: (187) [system] peek_char((0x55fbb4538270), a)
   Call: (187) [system] a=(;)
   Fail: (187) [system] a=(;)
   Call: (187) [system] a=(/)
   Fail: (187) [system] a=(/)
^  Call: (187) [user] is_like_space(a)
   Call: (188) [system] char_type(a, 'white')
   Fail: (188) [system] char_type(a, 'white')
   Call: (188) [system] char_type(a, end_of_line)
   Fail: (188) [system] char_type(a, end_of_line)
   Call: (188) [system] char_type(a, space)
   Fail: (188) [system] char_type(a, space)
   Call: (188) [system] char_type(a, cntrl)
   Fail: (188) [system] char_type(a, cntrl)
^  Fail: (187) [user] is_like_space(a)
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] get_char((0x55fbb4538270), _962778)
   Exit: (186) [system] get_char((0x55fbb4538270), a)
   Call: (186) [system] a='('
   Fail: (186) [system] a='('
   Call: (186) [system] a='['
   Fail: (186) [system] a='['
   Call: (186) [system] a='{'
   Fail: (186) [system] a='{'
   Call: (186) [system] a='"'
   Fail: (186) [system] a='"'
   Call: (186) [system] a=!
   Fail: (186) [system] a=!
   Call: (186) [system] a='\''
   Fail: (186) [system] a='\''
   Call: (186) [system] a='`'
   Fail: (186) [system] a='`'
   Call: (186) [system] a=end_of_file
   Fail: (186) [system] a=end_of_file
^  Call: (186) [user] read_symbolic(')', (0x55fbb4538270), a, _944910)
^  Call: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), _980420)
   Call: (188) [system] peek_char((0x55fbb4538270), _981354)
   Exit: (188) [system] peek_char((0x55fbb4538270), s)
^  Call: (188) [user] is_delimiter(s)
   Call: (189) [system] char_type(s, space)
   Fail: (189) [system] char_type(s, space)
   Call: (189) [system] arg(_986074, v('(', ')', end_of_file), s)
   Fail: (189) [system] arg(_987006, v('(', ')', end_of_file), s)
^  Fail: (188) [user] is_delimiter(s)
   Call: (188) [system] ')'==s
   Fail: (188) [system] ')'==s
   Call: (188) [system] get_char((0x55fbb4538270), s)
   Exit: (188) [system] get_char((0x55fbb4538270), s)
   Call: (188) [system] s=(\)
   Fail: (188) [system] s=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _994356)
   Call: (189) [system] peek_char((0x55fbb4538270), _995290)
   Exit: (189) [system] peek_char((0x55fbb4538270), s)
^  Call: (189) [user] is_delimiter(s)
   Call: (190) [system] char_type(s, space)
   Fail: (190) [system] char_type(s, space)
   Call: (190) [system] arg(_1000010, v('(', ')', end_of_file), s)
   Fail: (190) [system] arg(_1000942, v('(', ')', end_of_file), s)
^  Fail: (189) [user] is_delimiter(s)
   Call: (189) [system] ')'==s
   Fail: (189) [system] ')'==s
   Call: (189) [system] get_char((0x55fbb4538270), s)
   Exit: (189) [system] get_char((0x55fbb4538270), s)
   Call: (189) [system] s=(\)
   Fail: (189) [system] s=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), _1008292)
   Call: (190) [system] peek_char((0x55fbb4538270), _1009226)
   Exit: (190) [system] peek_char((0x55fbb4538270), e)
^  Call: (190) [user] is_delimiter(e)
   Call: (191) [system] char_type(e, space)
   Fail: (191) [system] char_type(e, space)
   Call: (191) [system] arg(_1013946, v('(', ')', end_of_file), e)
   Fail: (191) [system] arg(_1014878, v('(', ')', end_of_file), e)
^  Fail: (190) [user] is_delimiter(e)
   Call: (190) [system] ')'==e
   Fail: (190) [system] ')'==e
   Call: (190) [system] get_char((0x55fbb4538270), e)
   Exit: (190) [system] get_char((0x55fbb4538270), e)
   Call: (190) [system] e=(\)
   Fail: (190) [system] e=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _1022228)
   Call: (191) [system] peek_char((0x55fbb4538270), _1023162)
   Exit: (191) [system] peek_char((0x55fbb4538270), r)
^  Call: (191) [user] is_delimiter(r)
   Call: (192) [system] char_type(r, space)
   Fail: (192) [system] char_type(r, space)
   Call: (192) [system] arg(_1027882, v('(', ')', end_of_file), r)
   Fail: (192) [system] arg(_1028814, v('(', ')', end_of_file), r)
^  Fail: (191) [user] is_delimiter(r)
   Call: (191) [system] ')'==r
   Fail: (191) [system] ')'==r
   Call: (191) [system] get_char((0x55fbb4538270), r)
   Exit: (191) [system] get_char((0x55fbb4538270), r)
   Call: (191) [system] r=(\)
   Fail: (191) [system] r=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _1036164)
   Call: (192) [system] peek_char((0x55fbb4538270), _1037098)
   Exit: (192) [system] peek_char((0x55fbb4538270), t)
^  Call: (192) [user] is_delimiter(t)
   Call: (193) [system] char_type(t, space)
   Fail: (193) [system] char_type(t, space)
   Call: (193) [system] arg(_1041818, v('(', ')', end_of_file), t)
   Fail: (193) [system] arg(_1042750, v('(', ')', end_of_file), t)
^  Fail: (192) [user] is_delimiter(t)
   Call: (192) [system] ')'==t
   Fail: (192) [system] ')'==t
   Call: (192) [system] get_char((0x55fbb4538270), t)
   Exit: (192) [system] get_char((0x55fbb4538270), t)
   Call: (192) [system] t=(\)
   Fail: (192) [system] t=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _1050100)
   Call: (193) [system] peek_char((0x55fbb4538270), _1051034)
   Exit: (193) [system] peek_char((0x55fbb4538270), 'E')
^  Call: (193) [user] is_delimiter('E')
   Call: (194) [system] char_type('E', space)
   Fail: (194) [system] char_type('E', space)
   Call: (194) [system] arg(_1055754, v('(', ')', end_of_file), 'E')
   Fail: (194) [system] arg(_1056686, v('(', ')', end_of_file), 'E')
^  Fail: (193) [user] is_delimiter('E')
   Call: (193) [system] ')'=='E'
   Fail: (193) [system] ')'=='E'
   Call: (193) [system] get_char((0x55fbb4538270), 'E')
   Exit: (193) [system] get_char((0x55fbb4538270), 'E')
   Call: (193) [system] 'E'=(\)
   Fail: (193) [system] 'E'=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _1064036)
   Call: (194) [system] peek_char((0x55fbb4538270), _1064970)
   Exit: (194) [system] peek_char((0x55fbb4538270), q)
^  Call: (194) [user] is_delimiter(q)
   Call: (195) [system] char_type(q, space)
   Fail: (195) [system] char_type(q, space)
   Call: (195) [system] arg(_1069690, v('(', ')', end_of_file), q)
   Fail: (195) [system] arg(_1070622, v('(', ')', end_of_file), q)
^  Fail: (194) [user] is_delimiter(q)
   Call: (194) [system] ')'==q
   Fail: (194) [system] ')'==q
   Call: (194) [system] get_char((0x55fbb4538270), q)
   Exit: (194) [system] get_char((0x55fbb4538270), q)
   Call: (194) [system] q=(\)
   Fail: (194) [system] q=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _1077972)
   Call: (195) [system] peek_char((0x55fbb4538270), _1078906)
   Exit: (195) [system] peek_char((0x55fbb4538270), u)
^  Call: (195) [user] is_delimiter(u)
   Call: (196) [system] char_type(u, space)
   Fail: (196) [system] char_type(u, space)
   Call: (196) [system] arg(_1083626, v('(', ')', end_of_file), u)
   Fail: (196) [system] arg(_1084558, v('(', ')', end_of_file), u)
^  Fail: (195) [user] is_delimiter(u)
   Call: (195) [system] ')'==u
   Fail: (195) [system] ')'==u
   Call: (195) [system] get_char((0x55fbb4538270), u)
   Exit: (195) [system] get_char((0x55fbb4538270), u)
   Call: (195) [system] u=(\)
   Fail: (195) [system] u=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _1091908)
   Call: (196) [system] peek_char((0x55fbb4538270), _1092842)
   Exit: (196) [system] peek_char((0x55fbb4538270), a)
^  Call: (196) [user] is_delimiter(a)
   Call: (197) [system] char_type(a, space)
   Fail: (197) [system] char_type(a, space)
   Call: (197) [system] arg(_1097562, v('(', ')', end_of_file), a)
   Fail: (197) [system] arg(_1098494, v('(', ')', end_of_file), a)
^  Fail: (196) [user] is_delimiter(a)
   Call: (196) [system] ')'==a
   Fail: (196) [system] ')'==a
   Call: (196) [system] get_char((0x55fbb4538270), a)
   Exit: (196) [system] get_char((0x55fbb4538270), a)
   Call: (196) [system] a=(\)
   Fail: (196) [system] a=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _1105844)
   Call: (197) [system] peek_char((0x55fbb4538270), _1106778)
   Exit: (197) [system] peek_char((0x55fbb4538270), l)
^  Call: (197) [user] is_delimiter(l)
   Call: (198) [system] char_type(l, space)
   Fail: (198) [system] char_type(l, space)
   Call: (198) [system] arg(_1111498, v('(', ')', end_of_file), l)
   Fail: (198) [system] arg(_1112430, v('(', ')', end_of_file), l)
^  Fail: (197) [user] is_delimiter(l)
   Call: (197) [system] ')'==l
   Fail: (197) [system] ')'==l
   Call: (197) [system] get_char((0x55fbb4538270), l)
   Exit: (197) [system] get_char((0x55fbb4538270), l)
   Call: (197) [system] l=(\)
   Fail: (197) [system] l=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _1119780)
   Call: (198) [system] peek_char((0x55fbb4538270), _1120714)
   Exit: (198) [system] peek_char((0x55fbb4538270), 'T')
^  Call: (198) [user] is_delimiter('T')
   Call: (199) [system] char_type('T', space)
   Fail: (199) [system] char_type('T', space)
   Call: (199) [system] arg(_1125434, v('(', ')', end_of_file), 'T')
   Fail: (199) [system] arg(_1126366, v('(', ')', end_of_file), 'T')
^  Fail: (198) [user] is_delimiter('T')
   Call: (198) [system] ')'=='T'
   Fail: (198) [system] ')'=='T'
   Call: (198) [system] get_char((0x55fbb4538270), 'T')
   Exit: (198) [system] get_char((0x55fbb4538270), 'T')
   Call: (198) [system] 'T'=(\)
   Fail: (198) [system] 'T'=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _1133716)
   Call: (199) [system] peek_char((0x55fbb4538270), _1134650)
   Exit: (199) [system] peek_char((0x55fbb4538270), o)
^  Call: (199) [user] is_delimiter(o)
   Call: (200) [system] char_type(o, space)
   Fail: (200) [system] char_type(o, space)
   Call: (200) [system] arg(_1139370, v('(', ')', end_of_file), o)
   Fail: (200) [system] arg(_1140302, v('(', ')', end_of_file), o)
^  Fail: (199) [user] is_delimiter(o)
   Call: (199) [system] ')'==o
   Fail: (199) [system] ')'==o
   Call: (199) [system] get_char((0x55fbb4538270), o)
   Exit: (199) [system] get_char((0x55fbb4538270), o)
   Call: (199) [system] o=(\)
   Fail: (199) [system] o=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _1147652)
   Call: (200) [system] peek_char((0x55fbb4538270), _1148586)
   Exit: (200) [system] peek_char((0x55fbb4538270), 'R')
^  Call: (200) [user] is_delimiter('R')
   Call: (201) [system] char_type('R', space)
   Fail: (201) [system] char_type('R', space)
   Call: (201) [system] arg(_1153306, v('(', ')', end_of_file), 'R')
   Fail: (201) [system] arg(_1154238, v('(', ')', end_of_file), 'R')
^  Fail: (200) [user] is_delimiter('R')
   Call: (200) [system] ')'=='R'
   Fail: (200) [system] ')'=='R'
   Call: (200) [system] get_char((0x55fbb4538270), 'R')
   Exit: (200) [system] get_char((0x55fbb4538270), 'R')
   Call: (200) [system] 'R'=(\)
   Fail: (200) [system] 'R'=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _1161588)
   Call: (201) [system] peek_char((0x55fbb4538270), _1162522)
   Exit: (201) [system] peek_char((0x55fbb4538270), e)
^  Call: (201) [user] is_delimiter(e)
   Call: (202) [system] char_type(e, space)
   Fail: (202) [system] char_type(e, space)
   Call: (202) [system] arg(_1167242, v('(', ')', end_of_file), e)
   Fail: (202) [system] arg(_1168174, v('(', ')', end_of_file), e)
^  Fail: (201) [user] is_delimiter(e)
   Call: (201) [system] ')'==e
   Fail: (201) [system] ')'==e
   Call: (201) [system] get_char((0x55fbb4538270), e)
   Exit: (201) [system] get_char((0x55fbb4538270), e)
   Call: (201) [system] e=(\)
   Fail: (201) [system] e=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1175524)
   Call: (202) [system] peek_char((0x55fbb4538270), _1176458)
   Exit: (202) [system] peek_char((0x55fbb4538270), s)
^  Call: (202) [user] is_delimiter(s)
   Call: (203) [system] char_type(s, space)
   Fail: (203) [system] char_type(s, space)
   Call: (203) [system] arg(_1181178, v('(', ')', end_of_file), s)
   Fail: (203) [system] arg(_1182110, v('(', ')', end_of_file), s)
^  Fail: (202) [user] is_delimiter(s)
   Call: (202) [system] ')'==s
   Fail: (202) [system] ')'==s
   Call: (202) [system] get_char((0x55fbb4538270), s)
   Exit: (202) [system] get_char((0x55fbb4538270), s)
   Call: (202) [system] s=(\)
   Fail: (202) [system] s=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1189460)
   Call: (203) [system] peek_char((0x55fbb4538270), _1190394)
   Exit: (203) [system] peek_char((0x55fbb4538270), u)
^  Call: (203) [user] is_delimiter(u)
   Call: (204) [system] char_type(u, space)
   Fail: (204) [system] char_type(u, space)
   Call: (204) [system] arg(_1195114, v('(', ')', end_of_file), u)
   Fail: (204) [system] arg(_1196046, v('(', ')', end_of_file), u)
^  Fail: (203) [user] is_delimiter(u)
   Call: (203) [system] ')'==u
   Fail: (203) [system] ')'==u
   Call: (203) [system] get_char((0x55fbb4538270), u)
   Exit: (203) [system] get_char((0x55fbb4538270), u)
   Call: (203) [system] u=(\)
   Fail: (203) [system] u=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1203396)
   Call: (204) [system] peek_char((0x55fbb4538270), _1204330)
   Exit: (204) [system] peek_char((0x55fbb4538270), l)
^  Call: (204) [user] is_delimiter(l)
   Call: (205) [system] char_type(l, space)
   Fail: (205) [system] char_type(l, space)
   Call: (205) [system] arg(_1209050, v('(', ')', end_of_file), l)
   Fail: (205) [system] arg(_1209982, v('(', ')', end_of_file), l)
^  Fail: (204) [user] is_delimiter(l)
   Call: (204) [system] ')'==l
   Fail: (204) [system] ')'==l
   Call: (204) [system] get_char((0x55fbb4538270), l)
   Exit: (204) [system] get_char((0x55fbb4538270), l)
   Call: (204) [system] l=(\)
   Fail: (204) [system] l=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1217332)
   Call: (205) [system] peek_char((0x55fbb4538270), _1218266)
   Exit: (205) [system] peek_char((0x55fbb4538270), t)
^  Call: (205) [user] is_delimiter(t)
   Call: (206) [system] char_type(t, space)
   Fail: (206) [system] char_type(t, space)
   Call: (206) [system] arg(_1222986, v('(', ')', end_of_file), t)
   Fail: (206) [system] arg(_1223918, v('(', ')', end_of_file), t)
^  Fail: (205) [user] is_delimiter(t)
   Call: (205) [system] ')'==t
   Fail: (205) [system] ')'==t
   Call: (205) [system] get_char((0x55fbb4538270), t)
   Exit: (205) [system] get_char((0x55fbb4538270), t)
   Call: (205) [system] t=(\)
   Fail: (205) [system] t=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1231268)
   Call: (206) [system] peek_char((0x55fbb4538270), _1232202)
   Exit: (206) [system] peek_char((0x55fbb4538270), '\n')
^  Call: (206) [user] is_delimiter('\n')
   Call: (207) [system] char_type('\n', space)
   Exit: (207) [system] char_type('\n', space)
^  Exit: (206) [user] is_delimiter('\n')
   Call: (206) [system] _1231268=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (205) [system] _1217332=[t]
   Exit: (205) [system] [t]=[t]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [t])
   Call: (204) [system] _1203396=[l, t]
   Exit: (204) [system] [l, t]=[l, t]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, t])
   Call: (203) [system] _1189460=[u, l, t]
   Exit: (203) [system] [u, l, t]=[u, l, t]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, l, t])
   Call: (202) [system] _1175524=[s, u, l, t]
   Exit: (202) [system] [s, u, l, t]=[s, u, l, t]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, u, l, t])
   Call: (201) [system] _1161588=[e, s, u, l, t]
   Exit: (201) [system] [e, s, u, l, t]=[e, s, u, l, t]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, s, u, l, t])
   Call: (200) [system] _1147652=['R', e, s, u, l, t]
   Exit: (200) [system] ['R', e, s, u, l, t]=['R', e, s, u, l, t]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), ['R', e, s, u, l, t])
   Call: (199) [system] _1133716=[o, 'R', e, s, u, l, t]
   Exit: (199) [system] [o, 'R', e, s, u, l, t]=[o, 'R', e, s, u, l, t]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, 'R', e, s, u, l, t])
   Call: (198) [system] _1119780=['T', o, 'R', e, s, u, l, t]
   Exit: (198) [system] ['T', o, 'R', e, s, u, l, t]=['T', o, 'R', e, s, u, l, t]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), ['T', o, 'R', e, s, u, l, t])
   Call: (197) [system] _1105844=[l, 'T', o, 'R', e, s, u, l, t]
   Exit: (197) [system] [l, 'T', o, 'R', e, s, u, l, t]=[l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, 'T', o, 'R', e, s, u, l, t])
   Call: (196) [system] _1091908=[a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (196) [system] [a, l, 'T', o, 'R', e, s, u, l, t]=[a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (195) [system] _1077972=[u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (195) [system] [u, a, l, 'T', o, 'R', e, s, u, l, t]=[u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (194) [system] _1064036=[q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (194) [system] [q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (193) [system] _1050100=['E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (193) [system] ['E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=['E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), ['E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (192) [system] _1036164=[t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (192) [system] [t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (191) [system] _1022228=[r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (191) [system] [r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (190) [system] _1008292=[e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (190) [system] [e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (189) [system] _994356=[s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (189) [system] [s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (188) [system] _980420=[s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (188) [system] [s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
^  Call: (187) [user] classify_and_convert_charseq([a, s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t], _944910)
^  Call: (188) [user] classify_and_convert_charseq_([a, s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t], _1291778)
^  Call: (190) [system] setup_call_cleanup('$notrace'(_1292730, _1292732), once(user:catch(read_from_chars([a, s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t], _1291778), _1292712, fail)), '$restore_trace'(_1292730, _1292732))
^  Call: (191) [system] sig_atomic(system:'$notrace'(_1292730, _1292732))
^  Exit: (190) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t], assertEqualToResult), _1292712, fail)), system:'$restore_trace'(3, -1))
   Call: (189) [system] atomic(assertEqualToResult)
   Exit: (189) [system] atomic(assertEqualToResult)
^  Exit: (188) [user] classify_and_convert_charseq_([a, s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t], assertEqualToResult)
   Call: (188) [system] integer(assertEqualToResult)
   Fail: (188) [system] integer(assertEqualToResult)
   Call: (188) [system] _944910=assertEqualToResult
   Exit: (188) [system] assertEqualToResult=assertEqualToResult
^  Exit: (187) [user] classify_and_convert_charseq([a, s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t], assertEqualToResult)
^  Exit: (186) [user] read_symbolic(')', (0x55fbb4538270), a, assertEqualToResult)
^  Exit: (185) [user] cont_sexpr(')', (0x55fbb4538270), assertEqualToResult)
^  Call: (185) [user] read_list(')', (0x55fbb4538270), _1304858)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1306716)
   Exit: (187) [system] peek_char((0x55fbb4538270), '\n')
   Call: (187) [system] '\n'=(;)
   Fail: (187) [system] '\n'=(;)
   Call: (187) [system] '\n'=(/)
   Fail: (187) [system] '\n'=(/)
^  Call: (187) [user] is_like_space('\n')
   Call: (188) [system] char_type('\n', 'white')
   Fail: (188) [system] char_type('\n', 'white')
   Call: (188) [system] char_type('\n', end_of_line)
   Exit: (188) [system] char_type('\n', end_of_line)
^  Exit: (187) [user] is_like_space('\n')
   Call: (187) [system] get_char((0x55fbb4538270), _1318166)
   Exit: (187) [system] get_char((0x55fbb4538270), '\n')
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1320870)
   Exit: (188) [system] peek_char((0x55fbb4538270), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
   Call: (188) [system] ' '=(/)
   Fail: (188) [system] ' '=(/)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55fbb4538270), _1330464)
   Exit: (188) [system] get_char((0x55fbb4538270), ' ')
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1333168)
   Exit: (189) [system] peek_char((0x55fbb4538270), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
   Call: (189) [system] ' '=(/)
   Fail: (189) [system] ' '=(/)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55fbb4538270), _1342762)
   Exit: (189) [system] get_char((0x55fbb4538270), ' ')
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1345466)
   Exit: (190) [system] peek_char((0x55fbb4538270), ' ')
   Call: (190) [system] ' '=(;)
   Fail: (190) [system] ' '=(;)
   Call: (190) [system] ' '=(/)
   Fail: (190) [system] ' '=(/)
^  Call: (190) [user] is_like_space(' ')
   Call: (191) [system] char_type(' ', 'white')
   Exit: (191) [system] char_type(' ', 'white')
^  Exit: (190) [user] is_like_space(' ')
   Call: (190) [system] get_char((0x55fbb4538270), _1355060)
   Exit: (190) [system] get_char((0x55fbb4538270), ' ')
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1357764)
   Exit: (191) [system] peek_char((0x55fbb4538270), ' ')
   Call: (191) [system] ' '=(;)
   Fail: (191) [system] ' '=(;)
   Call: (191) [system] ' '=(/)
   Fail: (191) [system] ' '=(/)
^  Call: (191) [user] is_like_space(' ')
   Call: (192) [system] char_type(' ', 'white')
   Exit: (192) [system] char_type(' ', 'white')
^  Exit: (191) [user] is_like_space(' ')
   Call: (191) [system] get_char((0x55fbb4538270), _1367358)
   Exit: (191) [system] get_char((0x55fbb4538270), ' ')
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1370062)
   Exit: (192) [system] peek_char((0x55fbb4538270), '(')
   Call: (192) [system] '('=(;)
   Fail: (192) [system] '('=(;)
   Call: (192) [system] '('=(/)
   Fail: (192) [system] '('=(/)
^  Call: (192) [user] is_like_space('(')
   Call: (193) [system] char_type('(', 'white')
   Fail: (193) [system] char_type('(', 'white')
   Call: (193) [system] char_type('(', end_of_line)
   Fail: (193) [system] char_type('(', end_of_line)
   Call: (193) [system] char_type('(', space)
   Fail: (193) [system] char_type('(', space)
   Call: (193) [system] char_type('(', cntrl)
   Fail: (193) [system] char_type('(', cntrl)
^  Fail: (192) [user] is_like_space('(')
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1390692)
   Exit: (186) [system] peek_char((0x55fbb4538270), '(')
   Call: (186) [system] '('=')'
   Fail: (186) [system] '('=')'
   Call: (186) [system] '('=end_of_file
   Fail: (186) [system] '('=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55fbb4538270), _1396262)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1398120)
   Exit: (188) [system] peek_char((0x55fbb4538270), '(')
   Call: (188) [system] '('=(;)
   Fail: (188) [system] '('=(;)
   Call: (188) [system] '('=(/)
   Fail: (188) [system] '('=(/)
^  Call: (188) [user] is_like_space('(')
   Call: (189) [system] char_type('(', 'white')
   Fail: (189) [system] char_type('(', 'white')
   Call: (189) [system] char_type('(', end_of_line)
   Fail: (189) [system] char_type('(', end_of_line)
   Call: (189) [system] char_type('(', space)
   Fail: (189) [system] char_type('(', space)
   Call: (189) [system] char_type('(', cntrl)
   Fail: (189) [system] char_type('(', cntrl)
^  Fail: (188) [user] is_like_space('(')
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] get_char((0x55fbb4538270), _1414130)
   Exit: (187) [system] get_char((0x55fbb4538270), '(')
   Call: (187) [system] '('='('
   Exit: (187) [system] '('='('
^  Call: (187) [user] read_list(')', (0x55fbb4538270), _1396262)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1419700)
   Exit: (189) [system] peek_char((0x55fbb4538270), k)
   Call: (189) [system] k=(;)
   Fail: (189) [system] k=(;)
   Call: (189) [system] k=(/)
   Fail: (189) [system] k=(/)
^  Call: (189) [user] is_like_space(k)
   Call: (190) [system] char_type(k, 'white')
   Fail: (190) [system] char_type(k, 'white')
   Call: (190) [system] char_type(k, end_of_line)
   Fail: (190) [system] char_type(k, end_of_line)
   Call: (190) [system] char_type(k, space)
   Fail: (190) [system] char_type(k, space)
   Call: (190) [system] char_type(k, cntrl)
   Fail: (190) [system] char_type(k, cntrl)
^  Fail: (189) [user] is_like_space(k)
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1435710)
   Exit: (188) [system] peek_char((0x55fbb4538270), k)
   Call: (188) [system] k=')'
   Fail: (188) [system] k=')'
   Call: (188) [system] k=end_of_file
   Fail: (188) [system] k=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55fbb4538270), _1441280)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1443138)
   Exit: (190) [system] peek_char((0x55fbb4538270), k)
   Call: (190) [system] k=(;)
   Fail: (190) [system] k=(;)
   Call: (190) [system] k=(/)
   Fail: (190) [system] k=(/)
^  Call: (190) [user] is_like_space(k)
   Call: (191) [system] char_type(k, 'white')
   Fail: (191) [system] char_type(k, 'white')
   Call: (191) [system] char_type(k, end_of_line)
   Fail: (191) [system] char_type(k, end_of_line)
   Call: (191) [system] char_type(k, space)
   Fail: (191) [system] char_type(k, space)
   Call: (191) [system] char_type(k, cntrl)
   Fail: (191) [system] char_type(k, cntrl)
^  Fail: (190) [user] is_like_space(k)
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] get_char((0x55fbb4538270), _1459148)
   Exit: (189) [system] get_char((0x55fbb4538270), k)
   Call: (189) [system] k='('
   Fail: (189) [system] k='('
   Call: (189) [system] k='['
   Fail: (189) [system] k='['
   Call: (189) [system] k='{'
   Fail: (189) [system] k='{'
   Call: (189) [system] k='"'
   Fail: (189) [system] k='"'
   Call: (189) [system] k=!
   Fail: (189) [system] k=!
   Call: (189) [system] k='\''
   Fail: (189) [system] k='\''
   Call: (189) [system] k='`'
   Fail: (189) [system] k='`'
   Call: (189) [system] k=end_of_file
   Fail: (189) [system] k=end_of_file
^  Call: (189) [user] read_symbolic(')', (0x55fbb4538270), k, _1441280)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _1476790)
   Call: (191) [system] peek_char((0x55fbb4538270), _1477724)
   Exit: (191) [system] peek_char((0x55fbb4538270), b)
^  Call: (191) [user] is_delimiter(b)
   Call: (192) [system] char_type(b, space)
   Fail: (192) [system] char_type(b, space)
   Call: (192) [system] arg(_1482444, v('(', ')', end_of_file), b)
   Fail: (192) [system] arg(_1483376, v('(', ')', end_of_file), b)
^  Fail: (191) [user] is_delimiter(b)
   Call: (191) [system] ')'==b
   Fail: (191) [system] ')'==b
   Call: (191) [system] get_char((0x55fbb4538270), b)
   Exit: (191) [system] get_char((0x55fbb4538270), b)
   Call: (191) [system] b=(\)
   Fail: (191) [system] b=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _1490726)
   Call: (192) [system] peek_char((0x55fbb4538270), _1491660)
   Exit: (192) [system] peek_char((0x55fbb4538270), ')')
^  Call: (192) [user] is_delimiter(')')
   Call: (193) [system] char_type(')', space)
   Fail: (193) [system] char_type(')', space)
   Call: (193) [system] arg(_1496380, v('(', ')', end_of_file), ')')
   Exit: (193) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (192) [user] is_delimiter(')')
   Call: (192) [system] _1490726=[]
   Exit: (192) [system] []=[]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (191) [system] _1476790=[b]
   Exit: (191) [system] [b]=[b]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
^  Call: (190) [user] classify_and_convert_charseq([k, b], _1441280)
^  Call: (191) [user] classify_and_convert_charseq_([k, b], _1505610)
^  Call: (193) [system] setup_call_cleanup('$notrace'(_1506562, _1506564), once(user:catch(read_from_chars([k, b], _1505610), _1506544, fail)), '$restore_trace'(_1506562, _1506564))
^  Call: (194) [system] sig_atomic(system:'$notrace'(_1506562, _1506564))
^  Exit: (193) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([k, b], kb), _1506544, fail)), system:'$restore_trace'(3, -1))
   Call: (192) [system] atomic(kb)
   Exit: (192) [system] atomic(kb)
^  Exit: (191) [user] classify_and_convert_charseq_([k, b], kb)
   Call: (191) [system] integer(kb)
   Fail: (191) [system] integer(kb)
   Call: (191) [system] _1441280=kb
   Exit: (191) [system] kb=kb
^  Exit: (190) [user] classify_and_convert_charseq([k, b], kb)
^  Exit: (189) [user] read_symbolic(')', (0x55fbb4538270), k, kb)
^  Exit: (188) [user] cont_sexpr(')', (0x55fbb4538270), kb)
^  Call: (188) [user] read_list(')', (0x55fbb4538270), _1518690)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1520548)
   Exit: (190) [system] peek_char((0x55fbb4538270), ')')
   Call: (190) [system] ')'=(;)
   Fail: (190) [system] ')'=(;)
   Call: (190) [system] ')'=(/)
   Fail: (190) [system] ')'=(/)
^  Call: (190) [user] is_like_space(')')
   Call: (191) [system] char_type(')', 'white')
   Fail: (191) [system] char_type(')', 'white')
   Call: (191) [system] char_type(')', end_of_line)
   Fail: (191) [system] char_type(')', end_of_line)
   Call: (191) [system] char_type(')', space)
   Fail: (191) [system] char_type(')', space)
   Call: (191) [system] char_type(')', cntrl)
   Fail: (191) [system] char_type(')', cntrl)
^  Fail: (190) [user] is_like_space(')')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1536558)
   Exit: (189) [system] peek_char((0x55fbb4538270), ')')
   Call: (189) [system] ')'=')'
   Exit: (189) [system] ')'=')'
   Call: (189) [system] get_char((0x55fbb4538270), _1540348)
   Exit: (189) [system] get_char((0x55fbb4538270), ')')
   Call: (189) [system] _1518690=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_list(')', (0x55fbb4538270), [])
   Call: (188) [system] _1396262=[kb]
   Exit: (188) [system] [kb]=[kb]
^  Exit: (187) [user] read_list(')', (0x55fbb4538270), [kb])
^  Exit: (186) [user] cont_sexpr(')', (0x55fbb4538270), [kb])
^  Call: (186) [user] read_list(')', (0x55fbb4538270), _1548642)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1550500)
   Exit: (188) [system] peek_char((0x55fbb4538270), '\n')
   Call: (188) [system] '\n'=(;)
   Fail: (188) [system] '\n'=(;)
   Call: (188) [system] '\n'=(/)
   Fail: (188) [system] '\n'=(/)
^  Call: (188) [user] is_like_space('\n')
   Call: (189) [system] char_type('\n', 'white')
   Fail: (189) [system] char_type('\n', 'white')
   Call: (189) [system] char_type('\n', end_of_line)
   Exit: (189) [system] char_type('\n', end_of_line)
^  Exit: (188) [user] is_like_space('\n')
   Call: (188) [system] get_char((0x55fbb4538270), _1561950)
   Exit: (188) [system] get_char((0x55fbb4538270), '\n')
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1564654)
   Exit: (189) [system] peek_char((0x55fbb4538270), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
   Call: (189) [system] ' '=(/)
   Fail: (189) [system] ' '=(/)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55fbb4538270), _1574248)
   Exit: (189) [system] get_char((0x55fbb4538270), ' ')
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1576952)
   Exit: (190) [system] peek_char((0x55fbb4538270), ' ')
   Call: (190) [system] ' '=(;)
   Fail: (190) [system] ' '=(;)
   Call: (190) [system] ' '=(/)
   Fail: (190) [system] ' '=(/)
^  Call: (190) [user] is_like_space(' ')
   Call: (191) [system] char_type(' ', 'white')
   Exit: (191) [system] char_type(' ', 'white')
^  Exit: (190) [user] is_like_space(' ')
   Call: (190) [system] get_char((0x55fbb4538270), _1586546)
   Exit: (190) [system] get_char((0x55fbb4538270), ' ')
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1589250)
   Exit: (191) [system] peek_char((0x55fbb4538270), ' ')
   Call: (191) [system] ' '=(;)
   Fail: (191) [system] ' '=(;)
   Call: (191) [system] ' '=(/)
   Fail: (191) [system] ' '=(/)
^  Call: (191) [user] is_like_space(' ')
   Call: (192) [system] char_type(' ', 'white')
   Exit: (192) [system] char_type(' ', 'white')
^  Exit: (191) [user] is_like_space(' ')
   Call: (191) [system] get_char((0x55fbb4538270), _1598844)
   Exit: (191) [system] get_char((0x55fbb4538270), ' ')
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1601548)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
   Call: (192) [system] ' '=(/)
   Fail: (192) [system] ' '=(/)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55fbb4538270), _1611142)
   Exit: (192) [system] get_char((0x55fbb4538270), ' ')
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1613846)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
   Call: (193) [system] '('=(/)
   Fail: (193) [system] '('=(/)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1634476)
   Exit: (187) [system] peek_char((0x55fbb4538270), '(')
   Call: (187) [system] '('=')'
   Fail: (187) [system] '('=')'
   Call: (187) [system] '('=end_of_file
   Fail: (187) [system] '('=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55fbb4538270), _1640046)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1641904)
   Exit: (189) [system] peek_char((0x55fbb4538270), '(')
   Call: (189) [system] '('=(;)
   Fail: (189) [system] '('=(;)
   Call: (189) [system] '('=(/)
   Fail: (189) [system] '('=(/)
^  Call: (189) [user] is_like_space('(')
   Call: (190) [system] char_type('(', 'white')
   Fail: (190) [system] char_type('(', 'white')
   Call: (190) [system] char_type('(', end_of_line)
   Fail: (190) [system] char_type('(', end_of_line)
   Call: (190) [system] char_type('(', space)
   Fail: (190) [system] char_type('(', space)
   Call: (190) [system] char_type('(', cntrl)
   Fail: (190) [system] char_type('(', cntrl)
^  Fail: (189) [user] is_like_space('(')
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] get_char((0x55fbb4538270), _1657914)
   Exit: (188) [system] get_char((0x55fbb4538270), '(')
   Call: (188) [system] '('='('
   Exit: (188) [system] '('='('
^  Call: (188) [user] read_list(')', (0x55fbb4538270), _1640046)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1663484)
   Exit: (190) [system] peek_char((0x55fbb4538270), ' ')
   Call: (190) [system] ' '=(;)
   Fail: (190) [system] ' '=(;)
   Call: (190) [system] ' '=(/)
   Fail: (190) [system] ' '=(/)
^  Call: (190) [user] is_like_space(' ')
   Call: (191) [system] char_type(' ', 'white')
   Exit: (191) [system] char_type(' ', 'white')
^  Exit: (190) [user] is_like_space(' ')
   Call: (190) [system] get_char((0x55fbb4538270), _1673078)
   Exit: (190) [system] get_char((0x55fbb4538270), ' ')
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1675782)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
   Call: (191) [system] '('=(/)
   Fail: (191) [system] '('=(/)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1692716)
   Exit: (189) [system] peek_char((0x55fbb4538270), '(')
   Call: (189) [system] '('=')'
   Fail: (189) [system] '('=')'
   Call: (189) [system] '('=end_of_file
   Fail: (189) [system] '('=end_of_file
^  Call: (189) [user] cont_sexpr(')', (0x55fbb4538270), _1698286)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1700144)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
   Call: (191) [system] '('=(/)
   Fail: (191) [system] '('=(/)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] get_char((0x55fbb4538270), _1716154)
   Exit: (190) [system] get_char((0x55fbb4538270), '(')
   Call: (190) [system] '('='('
   Exit: (190) [system] '('='('
^  Call: (190) [user] read_list(')', (0x55fbb4538270), _1698286)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1721724)
   Exit: (192) [system] peek_char((0x55fbb4538270), :)
   Call: (192) [system] (:)=(;)
   Fail: (192) [system] (:)=(;)
   Call: (192) [system] (:)=(/)
   Fail: (192) [system] (:)=(/)
^  Call: (192) [user] is_like_space(:)
   Call: (193) [system] char_type(:, 'white')
   Fail: (193) [system] char_type(:, 'white')
   Call: (193) [system] char_type(:, end_of_line)
   Fail: (193) [system] char_type(:, end_of_line)
   Call: (193) [system] char_type(:, space)
   Fail: (193) [system] char_type(:, space)
   Call: (193) [system] char_type(:, cntrl)
   Fail: (193) [system] char_type(:, cntrl)
^  Fail: (192) [user] is_like_space(:)
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1737734)
   Exit: (191) [system] peek_char((0x55fbb4538270), :)
   Call: (191) [system] (:)=')'
   Fail: (191) [system] (:)=')'
   Call: (191) [system] (:)=end_of_file
   Fail: (191) [system] (:)=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55fbb4538270), _1743304)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1745162)
   Exit: (193) [system] peek_char((0x55fbb4538270), :)
   Call: (193) [system] (:)=(;)
   Fail: (193) [system] (:)=(;)
   Call: (193) [system] (:)=(/)
   Fail: (193) [system] (:)=(/)
^  Call: (193) [user] is_like_space(:)
   Call: (194) [system] char_type(:, 'white')
   Fail: (194) [system] char_type(:, 'white')
   Call: (194) [system] char_type(:, end_of_line)
   Fail: (194) [system] char_type(:, end_of_line)
   Call: (194) [system] char_type(:, space)
   Fail: (194) [system] char_type(:, space)
   Call: (194) [system] char_type(:, cntrl)
   Fail: (194) [system] char_type(:, cntrl)
^  Fail: (193) [user] is_like_space(:)
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] get_char((0x55fbb4538270), _1761172)
   Exit: (192) [system] get_char((0x55fbb4538270), :)
   Call: (192) [system] (:)='('
   Fail: (192) [system] (:)='('
   Call: (192) [system] (:)='['
   Fail: (192) [system] (:)='['
   Call: (192) [system] (:)='{'
   Fail: (192) [system] (:)='{'
   Call: (192) [system] (:)='"'
   Fail: (192) [system] (:)='"'
   Call: (192) [system] (:)=!
   Fail: (192) [system] (:)=!
   Call: (192) [system] (:)='\''
   Fail: (192) [system] (:)='\''
   Call: (192) [system] (:)='`'
   Fail: (192) [system] (:)='`'
   Call: (192) [system] (:)=end_of_file
   Fail: (192) [system] (:)=end_of_file
^  Call: (192) [user] read_symbolic(')', (0x55fbb4538270), :, _1743304)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _1778814)
   Call: (194) [system] peek_char((0x55fbb4538270), _1779748)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _1778814=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (193) [user] classify_and_convert_charseq([:], _1743304)
^  Call: (194) [user] classify_and_convert_charseq_([:], _1789032)
^  Call: (196) [system] setup_call_cleanup('$notrace'(_1789984, _1789986), once(user:catch(read_from_chars([:], _1789032), _1789966, fail)), '$restore_trace'(_1789984, _1789986))
^  Call: (197) [system] sig_atomic(system:'$notrace'(_1789984, _1789986))
^  Exit: (196) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1789966, fail)), system:'$restore_trace'(3, -1))
   Call: (195) [system] atomic(:)
   Exit: (195) [system] atomic(:)
^  Exit: (194) [user] classify_and_convert_charseq_([:], :)
   Call: (194) [system] integer(:)
   Fail: (194) [system] integer(:)
   Call: (194) [system] _1743304=(:)
   Exit: (194) [system] (:)=(:)
^  Exit: (193) [user] classify_and_convert_charseq([:], :)
^  Exit: (192) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (191) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _1802112)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1803970)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _1813564)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1816268)
   Exit: (194) [system] peek_char((0x55fbb4538270), a)
   Call: (194) [system] a=(;)
   Fail: (194) [system] a=(;)
   Call: (194) [system] a=(/)
   Fail: (194) [system] a=(/)
^  Call: (194) [user] is_like_space(a)
   Call: (195) [system] char_type(a, 'white')
   Fail: (195) [system] char_type(a, 'white')
   Call: (195) [system] char_type(a, end_of_line)
   Fail: (195) [system] char_type(a, end_of_line)
   Call: (195) [system] char_type(a, space)
   Fail: (195) [system] char_type(a, space)
   Call: (195) [system] char_type(a, cntrl)
   Fail: (195) [system] char_type(a, cntrl)
^  Fail: (194) [user] is_like_space(a)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1833202)
   Exit: (192) [system] peek_char((0x55fbb4538270), a)
   Call: (192) [system] a=')'
   Fail: (192) [system] a=')'
   Call: (192) [system] a=end_of_file
   Fail: (192) [system] a=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _1838772)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1840630)
   Exit: (194) [system] peek_char((0x55fbb4538270), a)
   Call: (194) [system] a=(;)
   Fail: (194) [system] a=(;)
   Call: (194) [system] a=(/)
   Fail: (194) [system] a=(/)
^  Call: (194) [user] is_like_space(a)
   Call: (195) [system] char_type(a, 'white')
   Fail: (195) [system] char_type(a, 'white')
   Call: (195) [system] char_type(a, end_of_line)
   Fail: (195) [system] char_type(a, end_of_line)
   Call: (195) [system] char_type(a, space)
   Fail: (195) [system] char_type(a, space)
   Call: (195) [system] char_type(a, cntrl)
   Fail: (195) [system] char_type(a, cntrl)
^  Fail: (194) [user] is_like_space(a)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _1856640)
   Exit: (193) [system] get_char((0x55fbb4538270), a)
   Call: (193) [system] a='('
   Fail: (193) [system] a='('
   Call: (193) [system] a='['
   Fail: (193) [system] a='['
   Call: (193) [system] a='{'
   Fail: (193) [system] a='{'
   Call: (193) [system] a='"'
   Fail: (193) [system] a='"'
   Call: (193) [system] a=!
   Fail: (193) [system] a=!
   Call: (193) [system] a='\''
   Fail: (193) [system] a='\''
   Call: (193) [system] a='`'
   Fail: (193) [system] a='`'
   Call: (193) [system] a=end_of_file
   Fail: (193) [system] a=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55fbb4538270), a, _1838772)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _1874282)
   Call: (195) [system] peek_char((0x55fbb4538270), _1875216)
   Exit: (195) [system] peek_char((0x55fbb4538270), b)
^  Call: (195) [user] is_delimiter(b)
   Call: (196) [system] char_type(b, space)
   Fail: (196) [system] char_type(b, space)
   Call: (196) [system] arg(_1879936, v('(', ')', end_of_file), b)
   Fail: (196) [system] arg(_1880868, v('(', ')', end_of_file), b)
^  Fail: (195) [user] is_delimiter(b)
   Call: (195) [system] ')'==b
   Fail: (195) [system] ')'==b
   Call: (195) [system] get_char((0x55fbb4538270), b)
   Exit: (195) [system] get_char((0x55fbb4538270), b)
   Call: (195) [system] b=(\)
   Fail: (195) [system] b=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _1888218)
   Call: (196) [system] peek_char((0x55fbb4538270), _1889152)
   Exit: (196) [system] peek_char((0x55fbb4538270), c)
^  Call: (196) [user] is_delimiter(c)
   Call: (197) [system] char_type(c, space)
   Fail: (197) [system] char_type(c, space)
   Call: (197) [system] arg(_1893872, v('(', ')', end_of_file), c)
   Fail: (197) [system] arg(_1894804, v('(', ')', end_of_file), c)
^  Fail: (196) [user] is_delimiter(c)
   Call: (196) [system] ')'==c
   Fail: (196) [system] ')'==c
   Call: (196) [system] get_char((0x55fbb4538270), c)
   Exit: (196) [system] get_char((0x55fbb4538270), c)
   Call: (196) [system] c=(\)
   Fail: (196) [system] c=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _1902154)
   Call: (197) [system] peek_char((0x55fbb4538270), _1903088)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (197) [user] is_delimiter(' ')
   Call: (198) [system] char_type(' ', space)
   Exit: (198) [system] char_type(' ', space)
^  Exit: (197) [user] is_delimiter(' ')
   Call: (197) [system] _1902154=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (196) [system] _1888218=[c]
   Exit: (196) [system] [c]=[c]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [c])
   Call: (195) [system] _1874282=[b, c]
   Exit: (195) [system] [b, c]=[b, c]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [b, c])
^  Call: (194) [user] classify_and_convert_charseq([a, b, c], _1838772)
^  Call: (195) [user] classify_and_convert_charseq_([a, b, c], _1917960)
^  Call: (197) [system] setup_call_cleanup('$notrace'(_1918912, _1918914), once(user:catch(read_from_chars([a, b, c], _1917960), _1918894, fail)), '$restore_trace'(_1918912, _1918914))
^  Call: (198) [system] sig_atomic(system:'$notrace'(_1918912, _1918914))
^  Exit: (197) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _1918894, fail)), system:'$restore_trace'(3, -1))
   Call: (196) [system] atomic(abc)
   Exit: (196) [system] atomic(abc)
^  Exit: (195) [user] classify_and_convert_charseq_([a, b, c], abc)
   Call: (195) [system] integer(abc)
   Fail: (195) [system] integer(abc)
   Call: (195) [system] _1838772=abc
   Exit: (195) [system] abc=abc
^  Exit: (194) [user] classify_and_convert_charseq([a, b, c], abc)
^  Exit: (193) [user] read_symbolic(')', (0x55fbb4538270), a, abc)
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), abc)
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _1931040)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1932898)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
   Call: (194) [system] ' '=(/)
   Fail: (194) [system] ' '=(/)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55fbb4538270), _1942492)
   Exit: (194) [system] get_char((0x55fbb4538270), ' ')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1945196)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
   Call: (195) [system] '('=(/)
   Fail: (195) [system] '('=(/)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1962130)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=')'
   Fail: (193) [system] '('=')'
   Call: (193) [system] '('=end_of_file
   Fail: (193) [system] '('=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _1967700)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1969558)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
   Call: (195) [system] '('=(/)
   Fail: (195) [system] '('=(/)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _1985568)
   Exit: (194) [system] get_char((0x55fbb4538270), '(')
   Call: (194) [system] '('='('
   Exit: (194) [system] '('='('
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _1967700)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1991138)
   Exit: (196) [system] peek_char((0x55fbb4538270), 'I')
   Call: (196) [system] 'I'=(;)
   Fail: (196) [system] 'I'=(;)
   Call: (196) [system] 'I'=(/)
   Fail: (196) [system] 'I'=(/)
^  Call: (196) [user] is_like_space('I')
   Call: (197) [system] char_type('I', 'white')
   Fail: (197) [system] char_type('I', 'white')
   Call: (197) [system] char_type('I', end_of_line)
   Fail: (197) [system] char_type('I', end_of_line)
   Call: (197) [system] char_type('I', space)
   Fail: (197) [system] char_type('I', space)
   Call: (197) [system] char_type('I', cntrl)
   Fail: (197) [system] char_type('I', cntrl)
^  Fail: (196) [user] is_like_space('I')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _2007148)
   Exit: (195) [system] peek_char((0x55fbb4538270), 'I')
   Call: (195) [system] 'I'=')'
   Fail: (195) [system] 'I'=')'
   Call: (195) [system] 'I'=end_of_file
   Fail: (195) [system] 'I'=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _2012718)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _2014576)
   Exit: (197) [system] peek_char((0x55fbb4538270), 'I')
   Call: (197) [system] 'I'=(;)
   Fail: (197) [system] 'I'=(;)
   Call: (197) [system] 'I'=(/)
   Fail: (197) [system] 'I'=(/)
^  Call: (197) [user] is_like_space('I')
   Call: (198) [system] char_type('I', 'white')
   Fail: (198) [system] char_type('I', 'white')
   Call: (198) [system] char_type('I', end_of_line)
   Fail: (198) [system] char_type('I', end_of_line)
   Call: (198) [system] char_type('I', space)
   Fail: (198) [system] char_type('I', space)
   Call: (198) [system] char_type('I', cntrl)
   Fail: (198) [system] char_type('I', cntrl)
^  Fail: (197) [user] is_like_space('I')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _2030586)
   Exit: (196) [system] get_char((0x55fbb4538270), 'I')
   Call: (196) [system] 'I'='('
   Fail: (196) [system] 'I'='('
   Call: (196) [system] 'I'='['
   Fail: (196) [system] 'I'='['
   Call: (196) [system] 'I'='{'
   Fail: (196) [system] 'I'='{'
   Call: (196) [system] 'I'='"'
   Fail: (196) [system] 'I'='"'
   Call: (196) [system] 'I'=!
   Fail: (196) [system] 'I'=!
   Call: (196) [system] 'I'='\''
   Fail: (196) [system] 'I'='\''
   Call: (196) [system] 'I'='`'
   Fail: (196) [system] 'I'='`'
   Call: (196) [system] 'I'=end_of_file
   Fail: (196) [system] 'I'=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55fbb4538270), 'I', _2012718)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _2048228)
   Call: (198) [system] peek_char((0x55fbb4538270), _2049162)
   Exit: (198) [system] peek_char((0x55fbb4538270), m)
^  Call: (198) [user] is_delimiter(m)
   Call: (199) [system] char_type(m, space)
   Fail: (199) [system] char_type(m, space)
   Call: (199) [system] arg(_2053882, v('(', ')', end_of_file), m)
   Fail: (199) [system] arg(_2054814, v('(', ')', end_of_file), m)
^  Fail: (198) [user] is_delimiter(m)
   Call: (198) [system] ')'==m
   Fail: (198) [system] ')'==m
   Call: (198) [system] get_char((0x55fbb4538270), m)
   Exit: (198) [system] get_char((0x55fbb4538270), m)
   Call: (198) [system] m=(\)
   Fail: (198) [system] m=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _2062164)
   Call: (199) [system] peek_char((0x55fbb4538270), _2063098)
   Exit: (199) [system] peek_char((0x55fbb4538270), p)
^  Call: (199) [user] is_delimiter(p)
   Call: (200) [system] char_type(p, space)
   Fail: (200) [system] char_type(p, space)
   Call: (200) [system] arg(_2067818, v('(', ')', end_of_file), p)
   Fail: (200) [system] arg(_2068750, v('(', ')', end_of_file), p)
^  Fail: (199) [user] is_delimiter(p)
   Call: (199) [system] ')'==p
   Fail: (199) [system] ')'==p
   Call: (199) [system] get_char((0x55fbb4538270), p)
   Exit: (199) [system] get_char((0x55fbb4538270), p)
   Call: (199) [system] p=(\)
   Fail: (199) [system] p=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _2076100)
   Call: (200) [system] peek_char((0x55fbb4538270), _2077034)
   Exit: (200) [system] peek_char((0x55fbb4538270), l)
^  Call: (200) [user] is_delimiter(l)
   Call: (201) [system] char_type(l, space)
   Fail: (201) [system] char_type(l, space)
   Call: (201) [system] arg(_2081754, v('(', ')', end_of_file), l)
   Fail: (201) [system] arg(_2082686, v('(', ')', end_of_file), l)
^  Fail: (200) [user] is_delimiter(l)
   Call: (200) [system] ')'==l
   Fail: (200) [system] ')'==l
   Call: (200) [system] get_char((0x55fbb4538270), l)
   Exit: (200) [system] get_char((0x55fbb4538270), l)
   Call: (200) [system] l=(\)
   Fail: (200) [system] l=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _2090036)
   Call: (201) [system] peek_char((0x55fbb4538270), _2090970)
   Exit: (201) [system] peek_char((0x55fbb4538270), i)
^  Call: (201) [user] is_delimiter(i)
   Call: (202) [system] char_type(i, space)
   Fail: (202) [system] char_type(i, space)
   Call: (202) [system] arg(_2095690, v('(', ')', end_of_file), i)
   Fail: (202) [system] arg(_3500, v('(', ')', end_of_file), i)
^  Fail: (201) [user] is_delimiter(i)
   Call: (201) [system] ')'==i
   Fail: (201) [system] ')'==i
   Call: (201) [system] get_char((0x55fbb4538270), i)
   Exit: (201) [system] get_char((0x55fbb4538270), i)
   Call: (201) [system] i=(\)
   Fail: (201) [system] i=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _10610)
   Call: (202) [system] peek_char((0x55fbb4538270), _11544)
   Exit: (202) [system] peek_char((0x55fbb4538270), c)
^  Call: (202) [user] is_delimiter(c)
   Call: (203) [system] char_type(c, space)
   Fail: (203) [system] char_type(c, space)
   Call: (203) [system] arg(_16264, v('(', ')', end_of_file), c)
   Fail: (203) [system] arg(_17196, v('(', ')', end_of_file), c)
^  Fail: (202) [user] is_delimiter(c)
   Call: (202) [system] ')'==c
   Fail: (202) [system] ')'==c
   Call: (202) [system] get_char((0x55fbb4538270), c)
   Exit: (202) [system] get_char((0x55fbb4538270), c)
   Call: (202) [system] c=(\)
   Fail: (202) [system] c=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _24546)
   Call: (203) [system] peek_char((0x55fbb4538270), _25480)
   Exit: (203) [system] peek_char((0x55fbb4538270), a)
^  Call: (203) [user] is_delimiter(a)
   Call: (204) [system] char_type(a, space)
   Fail: (204) [system] char_type(a, space)
   Call: (204) [system] arg(_30200, v('(', ')', end_of_file), a)
   Fail: (204) [system] arg(_31132, v('(', ')', end_of_file), a)
^  Fail: (203) [user] is_delimiter(a)
   Call: (203) [system] ')'==a
   Fail: (203) [system] ')'==a
   Call: (203) [system] get_char((0x55fbb4538270), a)
   Exit: (203) [system] get_char((0x55fbb4538270), a)
   Call: (203) [system] a=(\)
   Fail: (203) [system] a=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _38482)
   Call: (204) [system] peek_char((0x55fbb4538270), _39416)
   Exit: (204) [system] peek_char((0x55fbb4538270), t)
^  Call: (204) [user] is_delimiter(t)
   Call: (205) [system] char_type(t, space)
   Fail: (205) [system] char_type(t, space)
   Call: (205) [system] arg(_44136, v('(', ')', end_of_file), t)
   Fail: (205) [system] arg(_45068, v('(', ')', end_of_file), t)
^  Fail: (204) [user] is_delimiter(t)
   Call: (204) [system] ')'==t
   Fail: (204) [system] ')'==t
   Call: (204) [system] get_char((0x55fbb4538270), t)
   Exit: (204) [system] get_char((0x55fbb4538270), t)
   Call: (204) [system] t=(\)
   Fail: (204) [system] t=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _52418)
   Call: (205) [system] peek_char((0x55fbb4538270), _53352)
   Exit: (205) [system] peek_char((0x55fbb4538270), i)
^  Call: (205) [user] is_delimiter(i)
   Call: (206) [system] char_type(i, space)
   Fail: (206) [system] char_type(i, space)
   Call: (206) [system] arg(_58072, v('(', ')', end_of_file), i)
   Fail: (206) [system] arg(_59004, v('(', ')', end_of_file), i)
^  Fail: (205) [user] is_delimiter(i)
   Call: (205) [system] ')'==i
   Fail: (205) [system] ')'==i
   Call: (205) [system] get_char((0x55fbb4538270), i)
   Exit: (205) [system] get_char((0x55fbb4538270), i)
   Call: (205) [system] i=(\)
   Fail: (205) [system] i=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _66354)
   Call: (206) [system] peek_char((0x55fbb4538270), _67288)
   Exit: (206) [system] peek_char((0x55fbb4538270), o)
^  Call: (206) [user] is_delimiter(o)
   Call: (207) [system] char_type(o, space)
   Fail: (207) [system] char_type(o, space)
   Call: (207) [system] arg(_72008, v('(', ')', end_of_file), o)
   Fail: (207) [system] arg(_72940, v('(', ')', end_of_file), o)
^  Fail: (206) [user] is_delimiter(o)
   Call: (206) [system] ')'==o
   Fail: (206) [system] ')'==o
   Call: (206) [system] get_char((0x55fbb4538270), o)
   Exit: (206) [system] get_char((0x55fbb4538270), o)
   Call: (206) [system] o=(\)
   Fail: (206) [system] o=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _80290)
   Call: (207) [system] peek_char((0x55fbb4538270), _81224)
   Exit: (207) [system] peek_char((0x55fbb4538270), n)
^  Call: (207) [user] is_delimiter(n)
   Call: (208) [system] char_type(n, space)
   Fail: (208) [system] char_type(n, space)
   Call: (208) [system] arg(_85944, v('(', ')', end_of_file), n)
   Fail: (208) [system] arg(_86876, v('(', ')', end_of_file), n)
^  Fail: (207) [user] is_delimiter(n)
   Call: (207) [system] ')'==n
   Fail: (207) [system] ')'==n
   Call: (207) [system] get_char((0x55fbb4538270), n)
   Exit: (207) [system] get_char((0x55fbb4538270), n)
   Call: (207) [system] n=(\)
   Fail: (207) [system] n=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _94226)
   Call: (208) [system] peek_char((0x55fbb4538270), _95160)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (208) [user] is_delimiter(' ')
   Call: (209) [system] char_type(' ', space)
   Exit: (209) [system] char_type(' ', space)
^  Exit: (208) [user] is_delimiter(' ')
   Call: (208) [system] _94226=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (207) [system] _80290=[n]
   Exit: (207) [system] [n]=[n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (206) [system] _66354=[o, n]
   Exit: (206) [system] [o, n]=[o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (205) [system] _52418=[i, o, n]
   Exit: (205) [system] [i, o, n]=[i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (204) [system] _38482=[t, i, o, n]
   Exit: (204) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (203) [system] _24546=[a, t, i, o, n]
   Exit: (203) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (202) [system] _10610=[c, a, t, i, o, n]
   Exit: (202) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (201) [system] _3430=[i, c, a, t, i, o, n]
   Exit: (201) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (200) [system] _3426=[l, i, c, a, t, i, o, n]
   Exit: (200) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (199) [system] _3422=[p, l, i, c, a, t, i, o, n]
   Exit: (199) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (198) [system] _3418=[m, p, l, i, c, a, t, i, o, n]
   Exit: (198) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (197) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _3414)
^  Call: (198) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _132384)
^  Call: (200) [system] setup_call_cleanup('$notrace'(_133336, _133338), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _132384), _133318, fail)), '$restore_trace'(_133336, _133338))
^  Call: (201) [system] sig_atomic(system:'$notrace'(_133336, _133338))
^  Exit: (200) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _132384), _133318, fail)), system:'$restore_trace'(3, -1))
   Call: (199) [system] atomic(_132384)
   Fail: (199) [system] atomic(_132384)
   Call: (199) [system] atom_chars(_132384, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (199) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (198) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (198) [system] integer('Implication')
   Fail: (198) [system] integer('Implication')
   Call: (198) [system] _3414='Implication'
   Exit: (198) [system] 'Implication'='Implication'
^  Exit: (197) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (196) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _147334)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _149192)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _158786)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _161490)
   Exit: (198) [system] peek_char((0x55fbb4538270), '(')
   Call: (198) [system] '('=(;)
   Fail: (198) [system] '('=(;)
   Call: (198) [system] '('=(/)
   Fail: (198) [system] '('=(/)
^  Call: (198) [user] is_like_space('(')
   Call: (199) [system] char_type('(', 'white')
   Fail: (199) [system] char_type('(', 'white')
   Call: (199) [system] char_type('(', end_of_line)
   Fail: (199) [system] char_type('(', end_of_line)
   Call: (199) [system] char_type('(', space)
   Fail: (199) [system] char_type('(', space)
   Call: (199) [system] char_type('(', cntrl)
   Fail: (199) [system] char_type('(', cntrl)
^  Fail: (198) [user] is_like_space('(')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _178424)
   Exit: (196) [system] peek_char((0x55fbb4538270), '(')
   Call: (196) [system] '('=')'
   Fail: (196) [system] '('=')'
   Call: (196) [system] '('=end_of_file
   Fail: (196) [system] '('=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55fbb4538270), _183994)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _185852)
   Exit: (198) [system] peek_char((0x55fbb4538270), '(')
   Call: (198) [system] '('=(;)
   Fail: (198) [system] '('=(;)
   Call: (198) [system] '('=(/)
   Fail: (198) [system] '('=(/)
^  Call: (198) [user] is_like_space('(')
   Call: (199) [system] char_type('(', 'white')
   Fail: (199) [system] char_type('(', 'white')
   Call: (199) [system] char_type('(', end_of_line)
   Fail: (199) [system] char_type('(', end_of_line)
   Call: (199) [system] char_type('(', space)
   Fail: (199) [system] char_type('(', space)
   Call: (199) [system] char_type('(', cntrl)
   Fail: (199) [system] char_type('(', cntrl)
^  Fail: (198) [user] is_like_space('(')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] get_char((0x55fbb4538270), _201862)
   Exit: (197) [system] get_char((0x55fbb4538270), '(')
   Call: (197) [system] '('='('
   Exit: (197) [system] '('='('
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _183994)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _207432)
   Exit: (199) [system] peek_char((0x55fbb4538270), 'A')
   Call: (199) [system] 'A'=(;)
   Fail: (199) [system] 'A'=(;)
   Call: (199) [system] 'A'=(/)
   Fail: (199) [system] 'A'=(/)
^  Call: (199) [user] is_like_space('A')
   Call: (200) [system] char_type('A', 'white')
   Fail: (200) [system] char_type('A', 'white')
   Call: (200) [system] char_type('A', end_of_line)
   Fail: (200) [system] char_type('A', end_of_line)
   Call: (200) [system] char_type('A', space)
   Fail: (200) [system] char_type('A', space)
   Call: (200) [system] char_type('A', cntrl)
   Fail: (200) [system] char_type('A', cntrl)
^  Fail: (199) [user] is_like_space('A')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _223442)
   Exit: (198) [system] peek_char((0x55fbb4538270), 'A')
   Call: (198) [system] 'A'=')'
   Fail: (198) [system] 'A'=')'
   Call: (198) [system] 'A'=end_of_file
   Fail: (198) [system] 'A'=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _229012)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _230870)
   Exit: (200) [system] peek_char((0x55fbb4538270), 'A')
   Call: (200) [system] 'A'=(;)
   Fail: (200) [system] 'A'=(;)
   Call: (200) [system] 'A'=(/)
   Fail: (200) [system] 'A'=(/)
^  Call: (200) [user] is_like_space('A')
   Call: (201) [system] char_type('A', 'white')
   Fail: (201) [system] char_type('A', 'white')
   Call: (201) [system] char_type('A', end_of_line)
   Fail: (201) [system] char_type('A', end_of_line)
   Call: (201) [system] char_type('A', space)
   Fail: (201) [system] char_type('A', space)
   Call: (201) [system] char_type('A', cntrl)
   Fail: (201) [system] char_type('A', cntrl)
^  Fail: (200) [user] is_like_space('A')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _246880)
   Exit: (199) [system] get_char((0x55fbb4538270), 'A')
   Call: (199) [system] 'A'='('
   Fail: (199) [system] 'A'='('
   Call: (199) [system] 'A'='['
   Fail: (199) [system] 'A'='['
   Call: (199) [system] 'A'='{'
   Fail: (199) [system] 'A'='{'
   Call: (199) [system] 'A'='"'
   Fail: (199) [system] 'A'='"'
   Call: (199) [system] 'A'=!
   Fail: (199) [system] 'A'=!
   Call: (199) [system] 'A'='\''
   Fail: (199) [system] 'A'='\''
   Call: (199) [system] 'A'='`'
   Fail: (199) [system] 'A'='`'
   Call: (199) [system] 'A'=end_of_file
   Fail: (199) [system] 'A'=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55fbb4538270), 'A', _229012)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _264522)
   Call: (201) [system] peek_char((0x55fbb4538270), _265456)
   Exit: (201) [system] peek_char((0x55fbb4538270), n)
^  Call: (201) [user] is_delimiter(n)
   Call: (202) [system] char_type(n, space)
   Fail: (202) [system] char_type(n, space)
   Call: (202) [system] arg(_270176, v('(', ')', end_of_file), n)
   Fail: (202) [system] arg(_271108, v('(', ')', end_of_file), n)
^  Fail: (201) [user] is_delimiter(n)
   Call: (201) [system] ')'==n
   Fail: (201) [system] ')'==n
   Call: (201) [system] get_char((0x55fbb4538270), n)
   Exit: (201) [system] get_char((0x55fbb4538270), n)
   Call: (201) [system] n=(\)
   Fail: (201) [system] n=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _278458)
   Call: (202) [system] peek_char((0x55fbb4538270), _279392)
   Exit: (202) [system] peek_char((0x55fbb4538270), d)
^  Call: (202) [user] is_delimiter(d)
   Call: (203) [system] char_type(d, space)
   Fail: (203) [system] char_type(d, space)
   Call: (203) [system] arg(_284112, v('(', ')', end_of_file), d)
   Fail: (203) [system] arg(_285044, v('(', ')', end_of_file), d)
^  Fail: (202) [user] is_delimiter(d)
   Call: (202) [system] ')'==d
   Fail: (202) [system] ')'==d
   Call: (202) [system] get_char((0x55fbb4538270), d)
   Exit: (202) [system] get_char((0x55fbb4538270), d)
   Call: (202) [system] d=(\)
   Fail: (202) [system] d=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _292394)
   Call: (203) [system] peek_char((0x55fbb4538270), _293328)
   Exit: (203) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (203) [user] is_delimiter('L')
   Call: (204) [system] char_type('L', space)
   Fail: (204) [system] char_type('L', space)
   Call: (204) [system] arg(_298048, v('(', ')', end_of_file), 'L')
   Fail: (204) [system] arg(_298980, v('(', ')', end_of_file), 'L')
^  Fail: (203) [user] is_delimiter('L')
   Call: (203) [system] ')'=='L'
   Fail: (203) [system] ')'=='L'
   Call: (203) [system] get_char((0x55fbb4538270), 'L')
   Exit: (203) [system] get_char((0x55fbb4538270), 'L')
   Call: (203) [system] 'L'=(\)
   Fail: (203) [system] 'L'=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _306330)
   Call: (204) [system] peek_char((0x55fbb4538270), _307264)
   Exit: (204) [system] peek_char((0x55fbb4538270), i)
^  Call: (204) [user] is_delimiter(i)
   Call: (205) [system] char_type(i, space)
   Fail: (205) [system] char_type(i, space)
   Call: (205) [system] arg(_311984, v('(', ')', end_of_file), i)
   Fail: (205) [system] arg(_312916, v('(', ')', end_of_file), i)
^  Fail: (204) [user] is_delimiter(i)
   Call: (204) [system] ')'==i
   Fail: (204) [system] ')'==i
   Call: (204) [system] get_char((0x55fbb4538270), i)
   Exit: (204) [system] get_char((0x55fbb4538270), i)
   Call: (204) [system] i=(\)
   Fail: (204) [system] i=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _320266)
   Call: (205) [system] peek_char((0x55fbb4538270), _321200)
   Exit: (205) [system] peek_char((0x55fbb4538270), n)
^  Call: (205) [user] is_delimiter(n)
   Call: (206) [system] char_type(n, space)
   Fail: (206) [system] char_type(n, space)
   Call: (206) [system] arg(_325920, v('(', ')', end_of_file), n)
   Fail: (206) [system] arg(_326852, v('(', ')', end_of_file), n)
^  Fail: (205) [user] is_delimiter(n)
   Call: (205) [system] ')'==n
   Fail: (205) [system] ')'==n
   Call: (205) [system] get_char((0x55fbb4538270), n)
   Exit: (205) [system] get_char((0x55fbb4538270), n)
   Call: (205) [system] n=(\)
   Fail: (205) [system] n=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _334202)
   Call: (206) [system] peek_char((0x55fbb4538270), _335136)
   Exit: (206) [system] peek_char((0x55fbb4538270), k)
^  Call: (206) [user] is_delimiter(k)
   Call: (207) [system] char_type(k, space)
   Fail: (207) [system] char_type(k, space)
   Call: (207) [system] arg(_339856, v('(', ')', end_of_file), k)
   Fail: (207) [system] arg(_340788, v('(', ')', end_of_file), k)
^  Fail: (206) [user] is_delimiter(k)
   Call: (206) [system] ')'==k
   Fail: (206) [system] ')'==k
   Call: (206) [system] get_char((0x55fbb4538270), k)
   Exit: (206) [system] get_char((0x55fbb4538270), k)
   Call: (206) [system] k=(\)
   Fail: (206) [system] k=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _348138)
   Call: (207) [system] peek_char((0x55fbb4538270), _349072)
   Exit: (207) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (207) [user] is_delimiter(' ')
   Call: (208) [system] char_type(' ', space)
   Exit: (208) [system] char_type(' ', space)
^  Exit: (207) [user] is_delimiter(' ')
   Call: (207) [system] _348138=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (206) [system] _334202=[k]
   Exit: (206) [system] [k]=[k]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (205) [system] _320266=[n, k]
   Exit: (205) [system] [n, k]=[n, k]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (204) [system] _306330=[i, n, k]
   Exit: (204) [system] [i, n, k]=[i, n, k]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (203) [system] _292394=['L', i, n, k]
   Exit: (203) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (202) [system] _278458=[d, 'L', i, n, k]
   Exit: (202) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (201) [system] _264522=[n, d, 'L', i, n, k]
   Exit: (201) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (200) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _229012)
^  Call: (201) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _375120)
^  Call: (203) [system] setup_call_cleanup('$notrace'(_376072, _376074), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _375120), _376054, fail)), '$restore_trace'(_376072, _376074))
^  Call: (204) [system] sig_atomic(system:'$notrace'(_376072, _376074))
^  Exit: (203) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _375120), _376054, fail)), system:'$restore_trace'(3, -1))
   Call: (202) [system] atomic(_375120)
   Fail: (202) [system] atomic(_375120)
   Call: (202) [system] atom_chars(_375120, ['A', n, d, 'L', i, n, k])
   Exit: (202) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (201) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (201) [system] integer('AndLink')
   Fail: (201) [system] integer('AndLink')
   Call: (201) [system] _229012='AndLink'
   Exit: (201) [system] 'AndLink'='AndLink'
^  Exit: (200) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (199) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _390070)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _391928)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _401522)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _404226)
   Exit: (201) [system] peek_char((0x55fbb4538270), 'A')
   Call: (201) [system] 'A'=(;)
   Fail: (201) [system] 'A'=(;)
   Call: (201) [system] 'A'=(/)
   Fail: (201) [system] 'A'=(/)
^  Call: (201) [user] is_like_space('A')
   Call: (202) [system] char_type('A', 'white')
   Fail: (202) [system] char_type('A', 'white')
   Call: (202) [system] char_type('A', end_of_line)
   Fail: (202) [system] char_type('A', end_of_line)
   Call: (202) [system] char_type('A', space)
   Fail: (202) [system] char_type('A', space)
   Call: (202) [system] char_type('A', cntrl)
   Fail: (202) [system] char_type('A', cntrl)
^  Fail: (201) [user] is_like_space('A')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _421160)
   Exit: (199) [system] peek_char((0x55fbb4538270), 'A')
   Call: (199) [system] 'A'=')'
   Fail: (199) [system] 'A'=')'
   Call: (199) [system] 'A'=end_of_file
   Fail: (199) [system] 'A'=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _426730)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _428588)
   Exit: (201) [system] peek_char((0x55fbb4538270), 'A')
   Call: (201) [system] 'A'=(;)
   Fail: (201) [system] 'A'=(;)
   Call: (201) [system] 'A'=(/)
   Fail: (201) [system] 'A'=(/)
^  Call: (201) [user] is_like_space('A')
   Call: (202) [system] char_type('A', 'white')
   Fail: (202) [system] char_type('A', 'white')
   Call: (202) [system] char_type('A', end_of_line)
   Fail: (202) [system] char_type('A', end_of_line)
   Call: (202) [system] char_type('A', space)
   Fail: (202) [system] char_type('A', space)
   Call: (202) [system] char_type('A', cntrl)
   Fail: (202) [system] char_type('A', cntrl)
^  Fail: (201) [user] is_like_space('A')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _444598)
   Exit: (200) [system] get_char((0x55fbb4538270), 'A')
   Call: (200) [system] 'A'='('
   Fail: (200) [system] 'A'='('
   Call: (200) [system] 'A'='['
   Fail: (200) [system] 'A'='['
   Call: (200) [system] 'A'='{'
   Fail: (200) [system] 'A'='{'
   Call: (200) [system] 'A'='"'
   Fail: (200) [system] 'A'='"'
   Call: (200) [system] 'A'=!
   Fail: (200) [system] 'A'=!
   Call: (200) [system] 'A'='\''
   Fail: (200) [system] 'A'='\''
   Call: (200) [system] 'A'='`'
   Fail: (200) [system] 'A'='`'
   Call: (200) [system] 'A'=end_of_file
   Fail: (200) [system] 'A'=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55fbb4538270), 'A', _426730)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _462240)
   Call: (202) [system] peek_char((0x55fbb4538270), _463174)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (202) [user] is_delimiter(' ')
   Call: (203) [system] char_type(' ', space)
   Exit: (203) [system] char_type(' ', space)
^  Exit: (202) [user] is_delimiter(' ')
   Call: (202) [system] _462240=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (201) [user] classify_and_convert_charseq(['A'], _426730)
^  Call: (202) [user] classify_and_convert_charseq_(['A'], _472458)
^  Call: (204) [system] setup_call_cleanup('$notrace'(_473410, _473412), once(user:catch(read_from_chars(['A'], _472458), _473392, fail)), '$restore_trace'(_473410, _473412))
^  Call: (205) [system] sig_atomic(system:'$notrace'(_473410, _473412))
^  Exit: (204) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _472458), _473392, fail)), system:'$restore_trace'(3, -1))
   Call: (203) [system] atomic(_472458)
   Fail: (203) [system] atomic(_472458)
   Call: (203) [system] atom_chars(_472458, ['A'])
   Exit: (203) [system] atom_chars('A', ['A'])
^  Exit: (202) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (202) [system] integer('A')
   Fail: (202) [system] integer('A')
   Call: (202) [system] _426730='A'
   Exit: (202) [system] 'A'='A'
^  Exit: (201) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (200) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _487408)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _489266)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _498860)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _501564)
   Exit: (202) [system] peek_char((0x55fbb4538270), 'B')
   Call: (202) [system] 'B'=(;)
   Fail: (202) [system] 'B'=(;)
   Call: (202) [system] 'B'=(/)
   Fail: (202) [system] 'B'=(/)
^  Call: (202) [user] is_like_space('B')
   Call: (203) [system] char_type('B', 'white')
   Fail: (203) [system] char_type('B', 'white')
   Call: (203) [system] char_type('B', end_of_line)
   Fail: (203) [system] char_type('B', end_of_line)
   Call: (203) [system] char_type('B', space)
   Fail: (203) [system] char_type('B', space)
   Call: (203) [system] char_type('B', cntrl)
   Fail: (203) [system] char_type('B', cntrl)
^  Fail: (202) [user] is_like_space('B')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _518498)
   Exit: (200) [system] peek_char((0x55fbb4538270), 'B')
   Call: (200) [system] 'B'=')'
   Fail: (200) [system] 'B'=')'
   Call: (200) [system] 'B'=end_of_file
   Fail: (200) [system] 'B'=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _524068)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _525926)
   Exit: (202) [system] peek_char((0x55fbb4538270), 'B')
   Call: (202) [system] 'B'=(;)
   Fail: (202) [system] 'B'=(;)
   Call: (202) [system] 'B'=(/)
   Fail: (202) [system] 'B'=(/)
^  Call: (202) [user] is_like_space('B')
   Call: (203) [system] char_type('B', 'white')
   Fail: (203) [system] char_type('B', 'white')
   Call: (203) [system] char_type('B', end_of_line)
   Fail: (203) [system] char_type('B', end_of_line)
   Call: (203) [system] char_type('B', space)
   Fail: (203) [system] char_type('B', space)
   Call: (203) [system] char_type('B', cntrl)
   Fail: (203) [system] char_type('B', cntrl)
^  Fail: (202) [user] is_like_space('B')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _541936)
   Exit: (201) [system] get_char((0x55fbb4538270), 'B')
   Call: (201) [system] 'B'='('
   Fail: (201) [system] 'B'='('
   Call: (201) [system] 'B'='['
   Fail: (201) [system] 'B'='['
   Call: (201) [system] 'B'='{'
   Fail: (201) [system] 'B'='{'
   Call: (201) [system] 'B'='"'
   Fail: (201) [system] 'B'='"'
   Call: (201) [system] 'B'=!
   Fail: (201) [system] 'B'=!
   Call: (201) [system] 'B'='\''
   Fail: (201) [system] 'B'='\''
   Call: (201) [system] 'B'='`'
   Fail: (201) [system] 'B'='`'
   Call: (201) [system] 'B'=end_of_file
   Fail: (201) [system] 'B'=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), 'B', _524068)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _559578)
   Call: (203) [system] peek_char((0x55fbb4538270), _560512)
   Exit: (203) [system] peek_char((0x55fbb4538270), ')')
^  Call: (203) [user] is_delimiter(')')
   Call: (204) [system] char_type(')', space)
   Fail: (204) [system] char_type(')', space)
   Call: (204) [system] arg(_565232, v('(', ')', end_of_file), ')')
   Exit: (204) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (203) [user] is_delimiter(')')
   Call: (203) [system] _559578=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (202) [user] classify_and_convert_charseq(['B'], _524068)
^  Call: (203) [user] classify_and_convert_charseq_(['B'], _571668)
^  Call: (205) [system] setup_call_cleanup('$notrace'(_572620, _572622), once(user:catch(read_from_chars(['B'], _571668), _572602, fail)), '$restore_trace'(_572620, _572622))
^  Call: (206) [system] sig_atomic(system:'$notrace'(_572620, _572622))
^  Exit: (205) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _571668), _572602, fail)), system:'$restore_trace'(3, -1))
   Call: (204) [system] atomic(_571668)
   Fail: (204) [system] atomic(_571668)
   Call: (204) [system] atom_chars(_571668, ['B'])
   Exit: (204) [system] atom_chars('B', ['B'])
^  Exit: (203) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (203) [system] integer('B')
   Fail: (203) [system] integer('B')
   Call: (203) [system] _524068='B'
   Exit: (203) [system] 'B'='B'
^  Exit: (202) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _586618)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _588476)
   Exit: (202) [system] peek_char((0x55fbb4538270), ')')
   Call: (202) [system] ')'=(;)
   Fail: (202) [system] ')'=(;)
   Call: (202) [system] ')'=(/)
   Fail: (202) [system] ')'=(/)
^  Call: (202) [user] is_like_space(')')
   Call: (203) [system] char_type(')', 'white')
   Fail: (203) [system] char_type(')', 'white')
   Call: (203) [system] char_type(')', end_of_line)
   Fail: (203) [system] char_type(')', end_of_line)
   Call: (203) [system] char_type(')', space)
   Fail: (203) [system] char_type(')', space)
   Call: (203) [system] char_type(')', cntrl)
   Fail: (203) [system] char_type(')', cntrl)
^  Fail: (202) [user] is_like_space(')')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _604486)
   Exit: (201) [system] peek_char((0x55fbb4538270), ')')
   Call: (201) [system] ')'=')'
   Exit: (201) [system] ')'=')'
   Call: (201) [system] get_char((0x55fbb4538270), _608276)
   Exit: (201) [system] get_char((0x55fbb4538270), ')')
   Call: (201) [system] _586618=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [])
   Call: (200) [system] _487408=['B']
   Exit: (200) [system] ['B']=['B']
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (199) [system] _390070=['A', 'B']
   Exit: (199) [system] ['A', 'B']=['A', 'B']
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), ['A', 'B'])
   Call: (198) [system] _183994=['AndLink', 'A', 'B']
   Exit: (198) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Exit: (196) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _622158)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _624016)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _633610)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _636314)
   Exit: (199) [system] peek_char((0x55fbb4538270), 'C')
   Call: (199) [system] 'C'=(;)
   Fail: (199) [system] 'C'=(;)
   Call: (199) [system] 'C'=(/)
   Fail: (199) [system] 'C'=(/)
^  Call: (199) [user] is_like_space('C')
   Call: (200) [system] char_type('C', 'white')
   Fail: (200) [system] char_type('C', 'white')
   Call: (200) [system] char_type('C', end_of_line)
   Fail: (200) [system] char_type('C', end_of_line)
   Call: (200) [system] char_type('C', space)
   Fail: (200) [system] char_type('C', space)
   Call: (200) [system] char_type('C', cntrl)
   Fail: (200) [system] char_type('C', cntrl)
^  Fail: (199) [user] is_like_space('C')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _653248)
   Exit: (197) [system] peek_char((0x55fbb4538270), 'C')
   Call: (197) [system] 'C'=')'
   Fail: (197) [system] 'C'=')'
   Call: (197) [system] 'C'=end_of_file
   Fail: (197) [system] 'C'=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _658818)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _660676)
   Exit: (199) [system] peek_char((0x55fbb4538270), 'C')
   Call: (199) [system] 'C'=(;)
   Fail: (199) [system] 'C'=(;)
   Call: (199) [system] 'C'=(/)
   Fail: (199) [system] 'C'=(/)
^  Call: (199) [user] is_like_space('C')
   Call: (200) [system] char_type('C', 'white')
   Fail: (200) [system] char_type('C', 'white')
   Call: (200) [system] char_type('C', end_of_line)
   Fail: (200) [system] char_type('C', end_of_line)
   Call: (200) [system] char_type('C', space)
   Fail: (200) [system] char_type('C', space)
   Call: (200) [system] char_type('C', cntrl)
   Fail: (200) [system] char_type('C', cntrl)
^  Fail: (199) [user] is_like_space('C')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _676686)
   Exit: (198) [system] get_char((0x55fbb4538270), 'C')
   Call: (198) [system] 'C'='('
   Fail: (198) [system] 'C'='('
   Call: (198) [system] 'C'='['
   Fail: (198) [system] 'C'='['
   Call: (198) [system] 'C'='{'
   Fail: (198) [system] 'C'='{'
   Call: (198) [system] 'C'='"'
   Fail: (198) [system] 'C'='"'
   Call: (198) [system] 'C'=!
   Fail: (198) [system] 'C'=!
   Call: (198) [system] 'C'='\''
   Fail: (198) [system] 'C'='\''
   Call: (198) [system] 'C'='`'
   Fail: (198) [system] 'C'='`'
   Call: (198) [system] 'C'=end_of_file
   Fail: (198) [system] 'C'=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55fbb4538270), 'C', _658818)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _694328)
   Call: (200) [system] peek_char((0x55fbb4538270), _695262)
   Exit: (200) [system] peek_char((0x55fbb4538270), ')')
^  Call: (200) [user] is_delimiter(')')
   Call: (201) [system] char_type(')', space)
   Fail: (201) [system] char_type(')', space)
   Call: (201) [system] arg(_699982, v('(', ')', end_of_file), ')')
   Exit: (201) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (200) [user] is_delimiter(')')
   Call: (200) [system] _694328=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (199) [user] classify_and_convert_charseq(['C'], _658818)
^  Call: (200) [user] classify_and_convert_charseq_(['C'], _706418)
^  Call: (202) [system] setup_call_cleanup('$notrace'(_707370, _707372), once(user:catch(read_from_chars(['C'], _706418), _707352, fail)), '$restore_trace'(_707370, _707372))
^  Call: (203) [system] sig_atomic(system:'$notrace'(_707370, _707372))
^  Exit: (202) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _706418), _707352, fail)), system:'$restore_trace'(3, -1))
   Call: (201) [system] atomic(_706418)
   Fail: (201) [system] atomic(_706418)
   Call: (201) [system] atom_chars(_706418, ['C'])
   Exit: (201) [system] atom_chars('C', ['C'])
^  Exit: (200) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (200) [system] integer('C')
   Fail: (200) [system] integer('C')
   Call: (200) [system] _658818='C'
   Exit: (200) [system] 'C'='C'
^  Exit: (199) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (198) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _721368)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _723226)
   Exit: (199) [system] peek_char((0x55fbb4538270), ')')
   Call: (199) [system] ')'=(;)
   Fail: (199) [system] ')'=(;)
   Call: (199) [system] ')'=(/)
   Fail: (199) [system] ')'=(/)
^  Call: (199) [user] is_like_space(')')
   Call: (200) [system] char_type(')', 'white')
   Fail: (200) [system] char_type(')', 'white')
   Call: (200) [system] char_type(')', end_of_line)
   Fail: (200) [system] char_type(')', end_of_line)
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] char_type(')', cntrl)
   Fail: (200) [system] char_type(')', cntrl)
^  Fail: (199) [user] is_like_space(')')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _739236)
   Exit: (198) [system] peek_char((0x55fbb4538270), ')')
   Call: (198) [system] ')'=')'
   Exit: (198) [system] ')'=')'
   Call: (198) [system] get_char((0x55fbb4538270), _743026)
   Exit: (198) [system] get_char((0x55fbb4538270), ')')
   Call: (198) [system] _721368=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [])
   Call: (197) [system] _622158=['C']
   Exit: (197) [system] ['C']=['C']
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), ['C'])
   Call: (196) [system] _147334=[['AndLink', 'A', 'B'], 'C']
   Exit: (196) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'A', 'B'], 'C'])
   Call: (195) [system] _3408=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (195) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _756908)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _758766)
   Exit: (195) [system] peek_char((0x55fbb4538270), ')')
   Call: (195) [system] ')'=(;)
   Fail: (195) [system] ')'=(;)
   Call: (195) [system] ')'=(/)
   Fail: (195) [system] ')'=(/)
^  Call: (195) [user] is_like_space(')')
   Call: (196) [system] char_type(')', 'white')
   Fail: (196) [system] char_type(')', 'white')
   Call: (196) [system] char_type(')', end_of_line)
   Fail: (196) [system] char_type(')', end_of_line)
   Call: (196) [system] char_type(')', space)
   Fail: (196) [system] char_type(')', space)
   Call: (196) [system] char_type(')', cntrl)
   Fail: (196) [system] char_type(')', cntrl)
^  Fail: (195) [user] is_like_space(')')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _774776)
   Exit: (194) [system] peek_char((0x55fbb4538270), ')')
   Call: (194) [system] ')'=')'
   Exit: (194) [system] ')'=')'
   Call: (194) [system] get_char((0x55fbb4538270), _778566)
   Exit: (194) [system] get_char((0x55fbb4538270), ')')
   Call: (194) [system] _756908=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [])
   Call: (193) [system] _3404=[['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (193) [system] [['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (192) [system] _3398=[abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (192) [system] [abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]=[abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), [abc, ['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (191) [system] _3390=[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (191) [system] [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]=[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (190) [user] read_list(')', (0x55fbb4538270), [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Exit: (189) [user] cont_sexpr(')', (0x55fbb4538270), [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Call: (189) [user] read_list(')', (0x55fbb4538270), _792448)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _794306)
   Exit: (191) [system] peek_char((0x55fbb4538270), '\n')
   Call: (191) [system] '\n'=(;)
   Fail: (191) [system] '\n'=(;)
   Call: (191) [system] '\n'=(/)
   Fail: (191) [system] '\n'=(/)
^  Call: (191) [user] is_like_space('\n')
   Call: (192) [system] char_type('\n', 'white')
   Fail: (192) [system] char_type('\n', 'white')
   Call: (192) [system] char_type('\n', end_of_line)
   Exit: (192) [system] char_type('\n', end_of_line)
^  Exit: (191) [user] is_like_space('\n')
   Call: (191) [system] get_char((0x55fbb4538270), _805756)
   Exit: (191) [system] get_char((0x55fbb4538270), '\n')
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _808460)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
   Call: (192) [system] ' '=(/)
   Fail: (192) [system] ' '=(/)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55fbb4538270), _818054)
   Exit: (192) [system] get_char((0x55fbb4538270), ' ')
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _820758)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _830352)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _833056)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
   Call: (194) [system] ' '=(/)
   Fail: (194) [system] ' '=(/)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55fbb4538270), _842650)
   Exit: (194) [system] get_char((0x55fbb4538270), ' ')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _845354)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _854948)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _857652)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _867246)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _869950)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _879544)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _882248)
   Exit: (198) [system] peek_char((0x55fbb4538270), '(')
   Call: (198) [system] '('=(;)
   Fail: (198) [system] '('=(;)
   Call: (198) [system] '('=(/)
   Fail: (198) [system] '('=(/)
^  Call: (198) [user] is_like_space('(')
   Call: (199) [system] char_type('(', 'white')
   Fail: (199) [system] char_type('(', 'white')
   Call: (199) [system] char_type('(', end_of_line)
   Fail: (199) [system] char_type('(', end_of_line)
   Call: (199) [system] char_type('(', space)
   Fail: (199) [system] char_type('(', space)
   Call: (199) [system] char_type('(', cntrl)
   Fail: (199) [system] char_type('(', cntrl)
^  Fail: (198) [user] is_like_space('(')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _904726)
   Exit: (190) [system] peek_char((0x55fbb4538270), '(')
   Call: (190) [system] '('=')'
   Fail: (190) [system] '('=')'
   Call: (190) [system] '('=end_of_file
   Fail: (190) [system] '('=end_of_file
^  Call: (190) [user] cont_sexpr(')', (0x55fbb4538270), _910296)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _912154)
   Exit: (192) [system] peek_char((0x55fbb4538270), '(')
   Call: (192) [system] '('=(;)
   Fail: (192) [system] '('=(;)
   Call: (192) [system] '('=(/)
   Fail: (192) [system] '('=(/)
^  Call: (192) [user] is_like_space('(')
   Call: (193) [system] char_type('(', 'white')
   Fail: (193) [system] char_type('(', 'white')
   Call: (193) [system] char_type('(', end_of_line)
   Fail: (193) [system] char_type('(', end_of_line)
   Call: (193) [system] char_type('(', space)
   Fail: (193) [system] char_type('(', space)
   Call: (193) [system] char_type('(', cntrl)
   Fail: (193) [system] char_type('(', cntrl)
^  Fail: (192) [user] is_like_space('(')
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] get_char((0x55fbb4538270), _928164)
   Exit: (191) [system] get_char((0x55fbb4538270), '(')
   Call: (191) [system] '('='('
   Exit: (191) [system] '('='('
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _910296)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _933734)
   Exit: (193) [system] peek_char((0x55fbb4538270), :)
   Call: (193) [system] (:)=(;)
   Fail: (193) [system] (:)=(;)
   Call: (193) [system] (:)=(/)
   Fail: (193) [system] (:)=(/)
^  Call: (193) [user] is_like_space(:)
   Call: (194) [system] char_type(:, 'white')
   Fail: (194) [system] char_type(:, 'white')
   Call: (194) [system] char_type(:, end_of_line)
   Fail: (194) [system] char_type(:, end_of_line)
   Call: (194) [system] char_type(:, space)
   Fail: (194) [system] char_type(:, space)
   Call: (194) [system] char_type(:, cntrl)
   Fail: (194) [system] char_type(:, cntrl)
^  Fail: (193) [user] is_like_space(:)
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _949744)
   Exit: (192) [system] peek_char((0x55fbb4538270), :)
   Call: (192) [system] (:)=')'
   Fail: (192) [system] (:)=')'
   Call: (192) [system] (:)=end_of_file
   Fail: (192) [system] (:)=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _955314)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _957172)
   Exit: (194) [system] peek_char((0x55fbb4538270), :)
   Call: (194) [system] (:)=(;)
   Fail: (194) [system] (:)=(;)
   Call: (194) [system] (:)=(/)
   Fail: (194) [system] (:)=(/)
^  Call: (194) [user] is_like_space(:)
   Call: (195) [system] char_type(:, 'white')
   Fail: (195) [system] char_type(:, 'white')
   Call: (195) [system] char_type(:, end_of_line)
   Fail: (195) [system] char_type(:, end_of_line)
   Call: (195) [system] char_type(:, space)
   Fail: (195) [system] char_type(:, space)
   Call: (195) [system] char_type(:, cntrl)
   Fail: (195) [system] char_type(:, cntrl)
^  Fail: (194) [user] is_like_space(:)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _973182)
   Exit: (193) [system] get_char((0x55fbb4538270), :)
   Call: (193) [system] (:)='('
   Fail: (193) [system] (:)='('
   Call: (193) [system] (:)='['
   Fail: (193) [system] (:)='['
   Call: (193) [system] (:)='{'
   Fail: (193) [system] (:)='{'
   Call: (193) [system] (:)='"'
   Fail: (193) [system] (:)='"'
   Call: (193) [system] (:)=!
   Fail: (193) [system] (:)=!
   Call: (193) [system] (:)='\''
   Fail: (193) [system] (:)='\''
   Call: (193) [system] (:)='`'
   Fail: (193) [system] (:)='`'
   Call: (193) [system] (:)=end_of_file
   Fail: (193) [system] (:)=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55fbb4538270), :, _955314)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _990824)
   Call: (195) [system] peek_char((0x55fbb4538270), _991758)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (195) [user] is_delimiter(' ')
   Call: (196) [system] char_type(' ', space)
   Exit: (196) [system] char_type(' ', space)
^  Exit: (195) [user] is_delimiter(' ')
   Call: (195) [system] _990824=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (194) [user] classify_and_convert_charseq([:], _955314)
^  Call: (195) [user] classify_and_convert_charseq_([:], _1001042)
^  Call: (197) [system] setup_call_cleanup('$notrace'(_1001994, _1001996), once(user:catch(read_from_chars([:], _1001042), _1001976, fail)), '$restore_trace'(_1001994, _1001996))
^  Call: (198) [system] sig_atomic(system:'$notrace'(_1001994, _1001996))
^  Exit: (197) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1001976, fail)), system:'$restore_trace'(3, -1))
   Call: (196) [system] atomic(:)
   Exit: (196) [system] atomic(:)
^  Exit: (195) [user] classify_and_convert_charseq_([:], :)
   Call: (195) [system] integer(:)
   Fail: (195) [system] integer(:)
   Call: (195) [system] _955314=(:)
   Exit: (195) [system] (:)=(:)
^  Exit: (194) [user] classify_and_convert_charseq([:], :)
^  Exit: (193) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _1014122)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1015980)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
   Call: (194) [system] ' '=(/)
   Fail: (194) [system] ' '=(/)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55fbb4538270), _1025574)
   Exit: (194) [system] get_char((0x55fbb4538270), ' ')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1028278)
   Exit: (195) [system] peek_char((0x55fbb4538270), a)
   Call: (195) [system] a=(;)
   Fail: (195) [system] a=(;)
   Call: (195) [system] a=(/)
   Fail: (195) [system] a=(/)
^  Call: (195) [user] is_like_space(a)
   Call: (196) [system] char_type(a, 'white')
   Fail: (196) [system] char_type(a, 'white')
   Call: (196) [system] char_type(a, end_of_line)
   Fail: (196) [system] char_type(a, end_of_line)
   Call: (196) [system] char_type(a, space)
   Fail: (196) [system] char_type(a, space)
   Call: (196) [system] char_type(a, cntrl)
   Fail: (196) [system] char_type(a, cntrl)
^  Fail: (195) [user] is_like_space(a)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1045212)
   Exit: (193) [system] peek_char((0x55fbb4538270), a)
   Call: (193) [system] a=')'
   Fail: (193) [system] a=')'
   Call: (193) [system] a=end_of_file
   Fail: (193) [system] a=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _1050782)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1052640)
   Exit: (195) [system] peek_char((0x55fbb4538270), a)
   Call: (195) [system] a=(;)
   Fail: (195) [system] a=(;)
   Call: (195) [system] a=(/)
   Fail: (195) [system] a=(/)
^  Call: (195) [user] is_like_space(a)
   Call: (196) [system] char_type(a, 'white')
   Fail: (196) [system] char_type(a, 'white')
   Call: (196) [system] char_type(a, end_of_line)
   Fail: (196) [system] char_type(a, end_of_line)
   Call: (196) [system] char_type(a, space)
   Fail: (196) [system] char_type(a, space)
   Call: (196) [system] char_type(a, cntrl)
   Fail: (196) [system] char_type(a, cntrl)
^  Fail: (195) [user] is_like_space(a)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _1068650)
   Exit: (194) [system] get_char((0x55fbb4538270), a)
   Call: (194) [system] a='('
   Fail: (194) [system] a='('
   Call: (194) [system] a='['
   Fail: (194) [system] a='['
   Call: (194) [system] a='{'
   Fail: (194) [system] a='{'
   Call: (194) [system] a='"'
   Fail: (194) [system] a='"'
   Call: (194) [system] a=!
   Fail: (194) [system] a=!
   Call: (194) [system] a='\''
   Fail: (194) [system] a='\''
   Call: (194) [system] a='`'
   Fail: (194) [system] a='`'
   Call: (194) [system] a=end_of_file
   Fail: (194) [system] a=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55fbb4538270), a, _1050782)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _1086292)
   Call: (196) [system] peek_char((0x55fbb4538270), _1087226)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (196) [user] is_delimiter(' ')
   Call: (197) [system] char_type(' ', space)
   Exit: (197) [system] char_type(' ', space)
^  Exit: (196) [user] is_delimiter(' ')
   Call: (196) [system] _1086292=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (195) [user] classify_and_convert_charseq([a], _1050782)
^  Call: (196) [user] classify_and_convert_charseq_([a], _1096510)
^  Call: (198) [system] setup_call_cleanup('$notrace'(_1097462, _1097464), once(user:catch(read_from_chars([a], _1096510), _1097444, fail)), '$restore_trace'(_1097462, _1097464))
^  Call: (199) [system] sig_atomic(system:'$notrace'(_1097462, _1097464))
^  Exit: (198) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1097444, fail)), system:'$restore_trace'(3, -1))
   Call: (197) [system] atomic(a)
   Exit: (197) [system] atomic(a)
^  Exit: (196) [user] classify_and_convert_charseq_([a], a)
   Call: (196) [system] integer(a)
   Fail: (196) [system] integer(a)
   Call: (196) [system] _1050782=a
   Exit: (196) [system] a=a
^  Exit: (195) [user] classify_and_convert_charseq([a], a)
^  Exit: (194) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _1109590)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1111448)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _1121042)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1123746)
   Exit: (196) [system] peek_char((0x55fbb4538270), 'A')
   Call: (196) [system] 'A'=(;)
   Fail: (196) [system] 'A'=(;)
   Call: (196) [system] 'A'=(/)
   Fail: (196) [system] 'A'=(/)
^  Call: (196) [user] is_like_space('A')
   Call: (197) [system] char_type('A', 'white')
   Fail: (197) [system] char_type('A', 'white')
   Call: (197) [system] char_type('A', end_of_line)
   Fail: (197) [system] char_type('A', end_of_line)
   Call: (197) [system] char_type('A', space)
   Fail: (197) [system] char_type('A', space)
   Call: (197) [system] char_type('A', cntrl)
   Fail: (197) [system] char_type('A', cntrl)
^  Fail: (196) [user] is_like_space('A')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1140680)
   Exit: (194) [system] peek_char((0x55fbb4538270), 'A')
   Call: (194) [system] 'A'=')'
   Fail: (194) [system] 'A'=')'
   Call: (194) [system] 'A'=end_of_file
   Fail: (194) [system] 'A'=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _1146250)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1148108)
   Exit: (196) [system] peek_char((0x55fbb4538270), 'A')
   Call: (196) [system] 'A'=(;)
   Fail: (196) [system] 'A'=(;)
   Call: (196) [system] 'A'=(/)
   Fail: (196) [system] 'A'=(/)
^  Call: (196) [user] is_like_space('A')
   Call: (197) [system] char_type('A', 'white')
   Fail: (197) [system] char_type('A', 'white')
   Call: (197) [system] char_type('A', end_of_line)
   Fail: (197) [system] char_type('A', end_of_line)
   Call: (197) [system] char_type('A', space)
   Fail: (197) [system] char_type('A', space)
   Call: (197) [system] char_type('A', cntrl)
   Fail: (197) [system] char_type('A', cntrl)
^  Fail: (196) [user] is_like_space('A')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _1164118)
   Exit: (195) [system] get_char((0x55fbb4538270), 'A')
   Call: (195) [system] 'A'='('
   Fail: (195) [system] 'A'='('
   Call: (195) [system] 'A'='['
   Fail: (195) [system] 'A'='['
   Call: (195) [system] 'A'='{'
   Fail: (195) [system] 'A'='{'
   Call: (195) [system] 'A'='"'
   Fail: (195) [system] 'A'='"'
   Call: (195) [system] 'A'=!
   Fail: (195) [system] 'A'=!
   Call: (195) [system] 'A'='\''
   Fail: (195) [system] 'A'='\''
   Call: (195) [system] 'A'='`'
   Fail: (195) [system] 'A'='`'
   Call: (195) [system] 'A'=end_of_file
   Fail: (195) [system] 'A'=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1146250)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _1181760)
   Call: (197) [system] peek_char((0x55fbb4538270), _1182694)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
^  Call: (197) [user] is_delimiter(')')
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] arg(_1187414, v('(', ')', end_of_file), ')')
   Exit: (198) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (197) [user] is_delimiter(')')
   Call: (197) [system] _1181760=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (196) [user] classify_and_convert_charseq(['A'], _1146250)
^  Call: (197) [user] classify_and_convert_charseq_(['A'], _1193850)
^  Call: (199) [system] setup_call_cleanup('$notrace'(_1194802, _1194804), once(user:catch(read_from_chars(['A'], _1193850), _1194784, fail)), '$restore_trace'(_1194802, _1194804))
^  Call: (200) [system] sig_atomic(system:'$notrace'(_1194802, _1194804))
^  Exit: (199) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1193850), _1194784, fail)), system:'$restore_trace'(3, -1))
   Call: (198) [system] atomic(_1193850)
   Fail: (198) [system] atomic(_1193850)
   Call: (198) [system] atom_chars(_1193850, ['A'])
   Exit: (198) [system] atom_chars('A', ['A'])
^  Exit: (197) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (197) [system] integer('A')
   Fail: (197) [system] integer('A')
   Call: (197) [system] _1146250='A'
   Exit: (197) [system] 'A'='A'
^  Exit: (196) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (195) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _1208800)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1210658)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
   Call: (196) [system] ')'=(;)
   Fail: (196) [system] ')'=(;)
   Call: (196) [system] ')'=(/)
   Fail: (196) [system] ')'=(/)
^  Call: (196) [user] is_like_space(')')
   Call: (197) [system] char_type(')', 'white')
   Fail: (197) [system] char_type(')', 'white')
   Call: (197) [system] char_type(')', end_of_line)
   Fail: (197) [system] char_type(')', end_of_line)
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] char_type(')', cntrl)
   Fail: (197) [system] char_type(')', cntrl)
^  Fail: (196) [user] is_like_space(')')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1226668)
   Exit: (195) [system] peek_char((0x55fbb4538270), ')')
   Call: (195) [system] ')'=')'
   Exit: (195) [system] ')'=')'
   Call: (195) [system] get_char((0x55fbb4538270), _1230458)
   Exit: (195) [system] get_char((0x55fbb4538270), ')')
   Call: (195) [system] _1208800=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [])
   Call: (194) [system] _1109590=['A']
   Exit: (194) [system] ['A']=['A']
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), ['A'])
   Call: (193) [system] _1014122=[a, 'A']
   Exit: (193) [system] [a, 'A']=[a, 'A']
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [a, 'A'])
   Call: (192) [system] _910296=[:, a, 'A']
   Exit: (192) [system] [:, a, 'A']=[:, a, 'A']
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), [:, a, 'A'])
^  Exit: (190) [user] cont_sexpr(')', (0x55fbb4538270), [:, a, 'A'])
^  Call: (190) [user] read_list(')', (0x55fbb4538270), _1244340)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1246198)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
   Call: (192) [system] ' '=(/)
   Fail: (192) [system] ' '=(/)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55fbb4538270), _1255792)
   Exit: (192) [system] get_char((0x55fbb4538270), ' ')
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1258496)
   Exit: (193) [system] peek_char((0x55fbb4538270), '\n')
   Call: (193) [system] '\n'=(;)
   Fail: (193) [system] '\n'=(;)
   Call: (193) [system] '\n'=(/)
   Fail: (193) [system] '\n'=(/)
^  Call: (193) [user] is_like_space('\n')
   Call: (194) [system] char_type('\n', 'white')
   Fail: (194) [system] char_type('\n', 'white')
   Call: (194) [system] char_type('\n', end_of_line)
   Exit: (194) [system] char_type('\n', end_of_line)
^  Exit: (193) [user] is_like_space('\n')
   Call: (193) [system] get_char((0x55fbb4538270), _1269946)
   Exit: (193) [system] get_char((0x55fbb4538270), '\n')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1272650)
   Exit: (194) [system] peek_char((0x55fbb4538270), '\t')
   Call: (194) [system] '\t'=(;)
   Fail: (194) [system] '\t'=(;)
   Call: (194) [system] '\t'=(/)
   Fail: (194) [system] '\t'=(/)
^  Call: (194) [user] is_like_space('\t')
   Call: (195) [system] char_type('\t', 'white')
   Exit: (195) [system] char_type('\t', 'white')
^  Exit: (194) [user] is_like_space('\t')
   Call: (194) [system] get_char((0x55fbb4538270), _1282244)
   Exit: (194) [system] get_char((0x55fbb4538270), '\t')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1284948)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _1294542)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1297246)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _1306840)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1309544)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
   Call: (197) [system] '('=(/)
   Fail: (197) [system] '('=(/)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1330174)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=')'
   Fail: (191) [system] '('=')'
   Call: (191) [system] '('=end_of_file
   Fail: (191) [system] '('=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55fbb4538270), _1335744)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1337602)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
   Call: (193) [system] '('=(/)
   Fail: (193) [system] '('=(/)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] get_char((0x55fbb4538270), _1353612)
   Exit: (192) [system] get_char((0x55fbb4538270), '(')
   Call: (192) [system] '('='('
   Exit: (192) [system] '('='('
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _1335744)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1359182)
   Exit: (194) [system] peek_char((0x55fbb4538270), :)
   Call: (194) [system] (:)=(;)
   Fail: (194) [system] (:)=(;)
   Call: (194) [system] (:)=(/)
   Fail: (194) [system] (:)=(/)
^  Call: (194) [user] is_like_space(:)
   Call: (195) [system] char_type(:, 'white')
   Fail: (195) [system] char_type(:, 'white')
   Call: (195) [system] char_type(:, end_of_line)
   Fail: (195) [system] char_type(:, end_of_line)
   Call: (195) [system] char_type(:, space)
   Fail: (195) [system] char_type(:, space)
   Call: (195) [system] char_type(:, cntrl)
   Fail: (195) [system] char_type(:, cntrl)
^  Fail: (194) [user] is_like_space(:)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1375192)
   Exit: (193) [system] peek_char((0x55fbb4538270), :)
   Call: (193) [system] (:)=')'
   Fail: (193) [system] (:)=')'
   Call: (193) [system] (:)=end_of_file
   Fail: (193) [system] (:)=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _1380762)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1382620)
   Exit: (195) [system] peek_char((0x55fbb4538270), :)
   Call: (195) [system] (:)=(;)
   Fail: (195) [system] (:)=(;)
   Call: (195) [system] (:)=(/)
   Fail: (195) [system] (:)=(/)
^  Call: (195) [user] is_like_space(:)
   Call: (196) [system] char_type(:, 'white')
   Fail: (196) [system] char_type(:, 'white')
   Call: (196) [system] char_type(:, end_of_line)
   Fail: (196) [system] char_type(:, end_of_line)
   Call: (196) [system] char_type(:, space)
   Fail: (196) [system] char_type(:, space)
   Call: (196) [system] char_type(:, cntrl)
   Fail: (196) [system] char_type(:, cntrl)
^  Fail: (195) [user] is_like_space(:)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _1398630)
   Exit: (194) [system] get_char((0x55fbb4538270), :)
   Call: (194) [system] (:)='('
   Fail: (194) [system] (:)='('
   Call: (194) [system] (:)='['
   Fail: (194) [system] (:)='['
   Call: (194) [system] (:)='{'
   Fail: (194) [system] (:)='{'
   Call: (194) [system] (:)='"'
   Fail: (194) [system] (:)='"'
   Call: (194) [system] (:)=!
   Fail: (194) [system] (:)=!
   Call: (194) [system] (:)='\''
   Fail: (194) [system] (:)='\''
   Call: (194) [system] (:)='`'
   Fail: (194) [system] (:)='`'
   Call: (194) [system] (:)=end_of_file
   Fail: (194) [system] (:)=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55fbb4538270), :, _1380762)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _1416272)
   Call: (196) [system] peek_char((0x55fbb4538270), _1417206)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (196) [user] is_delimiter(' ')
   Call: (197) [system] char_type(' ', space)
   Exit: (197) [system] char_type(' ', space)
^  Exit: (196) [user] is_delimiter(' ')
   Call: (196) [system] _1416272=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (195) [user] classify_and_convert_charseq([:], _1380762)
^  Call: (196) [user] classify_and_convert_charseq_([:], _1426490)
^  Call: (198) [system] setup_call_cleanup('$notrace'(_1427442, _1427444), once(user:catch(read_from_chars([:], _1426490), _1427424, fail)), '$restore_trace'(_1427442, _1427444))
^  Call: (199) [system] sig_atomic(system:'$notrace'(_1427442, _1427444))
^  Exit: (198) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1427424, fail)), system:'$restore_trace'(3, -1))
   Call: (197) [system] atomic(:)
   Exit: (197) [system] atomic(:)
^  Exit: (196) [user] classify_and_convert_charseq_([:], :)
   Call: (196) [system] integer(:)
   Fail: (196) [system] integer(:)
   Call: (196) [system] _1380762=(:)
   Exit: (196) [system] (:)=(:)
^  Exit: (195) [user] classify_and_convert_charseq([:], :)
^  Exit: (194) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _1439570)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1441428)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _1451022)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1453726)
   Exit: (196) [system] peek_char((0x55fbb4538270), a)
   Call: (196) [system] a=(;)
   Fail: (196) [system] a=(;)
   Call: (196) [system] a=(/)
   Fail: (196) [system] a=(/)
^  Call: (196) [user] is_like_space(a)
   Call: (197) [system] char_type(a, 'white')
   Fail: (197) [system] char_type(a, 'white')
   Call: (197) [system] char_type(a, end_of_line)
   Fail: (197) [system] char_type(a, end_of_line)
   Call: (197) [system] char_type(a, space)
   Fail: (197) [system] char_type(a, space)
   Call: (197) [system] char_type(a, cntrl)
   Fail: (197) [system] char_type(a, cntrl)
^  Fail: (196) [user] is_like_space(a)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1470660)
   Exit: (194) [system] peek_char((0x55fbb4538270), a)
   Call: (194) [system] a=')'
   Fail: (194) [system] a=')'
   Call: (194) [system] a=end_of_file
   Fail: (194) [system] a=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _1476230)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1478088)
   Exit: (196) [system] peek_char((0x55fbb4538270), a)
   Call: (196) [system] a=(;)
   Fail: (196) [system] a=(;)
   Call: (196) [system] a=(/)
   Fail: (196) [system] a=(/)
^  Call: (196) [user] is_like_space(a)
   Call: (197) [system] char_type(a, 'white')
   Fail: (197) [system] char_type(a, 'white')
   Call: (197) [system] char_type(a, end_of_line)
   Fail: (197) [system] char_type(a, end_of_line)
   Call: (197) [system] char_type(a, space)
   Fail: (197) [system] char_type(a, space)
   Call: (197) [system] char_type(a, cntrl)
   Fail: (197) [system] char_type(a, cntrl)
^  Fail: (196) [user] is_like_space(a)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _1494098)
   Exit: (195) [system] get_char((0x55fbb4538270), a)
   Call: (195) [system] a='('
   Fail: (195) [system] a='('
   Call: (195) [system] a='['
   Fail: (195) [system] a='['
   Call: (195) [system] a='{'
   Fail: (195) [system] a='{'
   Call: (195) [system] a='"'
   Fail: (195) [system] a='"'
   Call: (195) [system] a=!
   Fail: (195) [system] a=!
   Call: (195) [system] a='\''
   Fail: (195) [system] a='\''
   Call: (195) [system] a='`'
   Fail: (195) [system] a='`'
   Call: (195) [system] a=end_of_file
   Fail: (195) [system] a=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55fbb4538270), a, _1476230)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _1511740)
   Call: (197) [system] peek_char((0x55fbb4538270), _1512674)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (197) [user] is_delimiter(' ')
   Call: (198) [system] char_type(' ', space)
   Exit: (198) [system] char_type(' ', space)
^  Exit: (197) [user] is_delimiter(' ')
   Call: (197) [system] _1511740=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (196) [user] classify_and_convert_charseq([a], _1476230)
^  Call: (197) [user] classify_and_convert_charseq_([a], _1521958)
^  Call: (199) [system] setup_call_cleanup('$notrace'(_1522910, _1522912), once(user:catch(read_from_chars([a], _1521958), _1522892, fail)), '$restore_trace'(_1522910, _1522912))
^  Call: (200) [system] sig_atomic(system:'$notrace'(_1522910, _1522912))
^  Exit: (199) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1522892, fail)), system:'$restore_trace'(3, -1))
   Call: (198) [system] atomic(a)
   Exit: (198) [system] atomic(a)
^  Exit: (197) [user] classify_and_convert_charseq_([a], a)
   Call: (197) [system] integer(a)
   Fail: (197) [system] integer(a)
   Call: (197) [system] _1476230=a
   Exit: (197) [system] a=a
^  Exit: (196) [user] classify_and_convert_charseq([a], a)
^  Exit: (195) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _1535038)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1536896)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _1546490)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1549194)
   Exit: (197) [system] peek_char((0x55fbb4538270), 'B')
   Call: (197) [system] 'B'=(;)
   Fail: (197) [system] 'B'=(;)
   Call: (197) [system] 'B'=(/)
   Fail: (197) [system] 'B'=(/)
^  Call: (197) [user] is_like_space('B')
   Call: (198) [system] char_type('B', 'white')
   Fail: (198) [system] char_type('B', 'white')
   Call: (198) [system] char_type('B', end_of_line)
   Fail: (198) [system] char_type('B', end_of_line)
   Call: (198) [system] char_type('B', space)
   Fail: (198) [system] char_type('B', space)
   Call: (198) [system] char_type('B', cntrl)
   Fail: (198) [system] char_type('B', cntrl)
^  Fail: (197) [user] is_like_space('B')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1566128)
   Exit: (195) [system] peek_char((0x55fbb4538270), 'B')
   Call: (195) [system] 'B'=')'
   Fail: (195) [system] 'B'=')'
   Call: (195) [system] 'B'=end_of_file
   Fail: (195) [system] 'B'=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _1571698)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1573556)
   Exit: (197) [system] peek_char((0x55fbb4538270), 'B')
   Call: (197) [system] 'B'=(;)
   Fail: (197) [system] 'B'=(;)
   Call: (197) [system] 'B'=(/)
   Fail: (197) [system] 'B'=(/)
^  Call: (197) [user] is_like_space('B')
   Call: (198) [system] char_type('B', 'white')
   Fail: (198) [system] char_type('B', 'white')
   Call: (198) [system] char_type('B', end_of_line)
   Fail: (198) [system] char_type('B', end_of_line)
   Call: (198) [system] char_type('B', space)
   Fail: (198) [system] char_type('B', space)
   Call: (198) [system] char_type('B', cntrl)
   Fail: (198) [system] char_type('B', cntrl)
^  Fail: (197) [user] is_like_space('B')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _1589566)
   Exit: (196) [system] get_char((0x55fbb4538270), 'B')
   Call: (196) [system] 'B'='('
   Fail: (196) [system] 'B'='('
   Call: (196) [system] 'B'='['
   Fail: (196) [system] 'B'='['
   Call: (196) [system] 'B'='{'
   Fail: (196) [system] 'B'='{'
   Call: (196) [system] 'B'='"'
   Fail: (196) [system] 'B'='"'
   Call: (196) [system] 'B'=!
   Fail: (196) [system] 'B'=!
   Call: (196) [system] 'B'='\''
   Fail: (196) [system] 'B'='\''
   Call: (196) [system] 'B'='`'
   Fail: (196) [system] 'B'='`'
   Call: (196) [system] 'B'=end_of_file
   Fail: (196) [system] 'B'=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55fbb4538270), 'B', _1571698)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _1607208)
   Call: (198) [system] peek_char((0x55fbb4538270), _1608142)
   Exit: (198) [system] peek_char((0x55fbb4538270), ')')
^  Call: (198) [user] is_delimiter(')')
   Call: (199) [system] char_type(')', space)
   Fail: (199) [system] char_type(')', space)
   Call: (199) [system] arg(_1612862, v('(', ')', end_of_file), ')')
   Exit: (199) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (198) [user] is_delimiter(')')
   Call: (198) [system] _1607208=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (197) [user] classify_and_convert_charseq(['B'], _1571698)
^  Call: (198) [user] classify_and_convert_charseq_(['B'], _1619298)
^  Call: (200) [system] setup_call_cleanup('$notrace'(_1620250, _1620252), once(user:catch(read_from_chars(['B'], _1619298), _1620232, fail)), '$restore_trace'(_1620250, _1620252))
^  Call: (201) [system] sig_atomic(system:'$notrace'(_1620250, _1620252))
^  Exit: (200) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1619298), _1620232, fail)), system:'$restore_trace'(3, -1))
   Call: (199) [system] atomic(_1619298)
   Fail: (199) [system] atomic(_1619298)
   Call: (199) [system] atom_chars(_1619298, ['B'])
   Exit: (199) [system] atom_chars('B', ['B'])
^  Exit: (198) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (198) [system] integer('B')
   Fail: (198) [system] integer('B')
   Call: (198) [system] _1571698='B'
   Exit: (198) [system] 'B'='B'
^  Exit: (197) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (196) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _1634248)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1636106)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
   Call: (197) [system] ')'=(/)
   Fail: (197) [system] ')'=(/)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1652116)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55fbb4538270), _1655906)
   Exit: (196) [system] get_char((0x55fbb4538270), ')')
   Call: (196) [system] _1634248=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [])
   Call: (195) [system] _1535038=['B']
   Exit: (195) [system] ['B']=['B']
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (194) [system] _1439570=[a, 'B']
   Exit: (194) [system] [a, 'B']=[a, 'B']
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [a, 'B'])
   Call: (193) [system] _1335744=[:, a, 'B']
   Exit: (193) [system] [:, a, 'B']=[:, a, 'B']
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [:, a, 'B'])
^  Exit: (191) [user] cont_sexpr(')', (0x55fbb4538270), [:, a, 'B'])
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _1669788)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1671646)
   Exit: (193) [system] peek_char((0x55fbb4538270), '\n')
   Call: (193) [system] '\n'=(;)
   Fail: (193) [system] '\n'=(;)
   Call: (193) [system] '\n'=(/)
   Fail: (193) [system] '\n'=(/)
^  Call: (193) [user] is_like_space('\n')
   Call: (194) [system] char_type('\n', 'white')
   Fail: (194) [system] char_type('\n', 'white')
   Call: (194) [system] char_type('\n', end_of_line)
   Exit: (194) [system] char_type('\n', end_of_line)
^  Exit: (193) [user] is_like_space('\n')
   Call: (193) [system] get_char((0x55fbb4538270), _1683096)
   Exit: (193) [system] get_char((0x55fbb4538270), '\n')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1685800)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
   Call: (194) [system] ' '=(/)
   Fail: (194) [system] ' '=(/)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55fbb4538270), _1695394)
   Exit: (194) [system] get_char((0x55fbb4538270), ' ')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1698098)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _1707692)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1710396)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _1719990)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1722694)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _1732288)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1734992)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _1744586)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1747290)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _1756884)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1759588)
   Exit: (200) [system] peek_char((0x55fbb4538270), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
   Call: (200) [system] '('=(/)
   Fail: (200) [system] '('=(/)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1782066)
   Exit: (192) [system] peek_char((0x55fbb4538270), '(')
   Call: (192) [system] '('=')'
   Fail: (192) [system] '('=')'
   Call: (192) [system] '('=end_of_file
   Fail: (192) [system] '('=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _1787636)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1789494)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
   Call: (194) [system] '('=(/)
   Fail: (194) [system] '('=(/)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _1805504)
   Exit: (193) [system] get_char((0x55fbb4538270), '(')
   Call: (193) [system] '('='('
   Exit: (193) [system] '('='('
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _1787636)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1811074)
   Exit: (195) [system] peek_char((0x55fbb4538270), :)
   Call: (195) [system] (:)=(;)
   Fail: (195) [system] (:)=(;)
   Call: (195) [system] (:)=(/)
   Fail: (195) [system] (:)=(/)
^  Call: (195) [user] is_like_space(:)
   Call: (196) [system] char_type(:, 'white')
   Fail: (196) [system] char_type(:, 'white')
   Call: (196) [system] char_type(:, end_of_line)
   Fail: (196) [system] char_type(:, end_of_line)
   Call: (196) [system] char_type(:, space)
   Fail: (196) [system] char_type(:, space)
   Call: (196) [system] char_type(:, cntrl)
   Fail: (196) [system] char_type(:, cntrl)
^  Fail: (195) [user] is_like_space(:)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1827084)
   Exit: (194) [system] peek_char((0x55fbb4538270), :)
   Call: (194) [system] (:)=')'
   Fail: (194) [system] (:)=')'
   Call: (194) [system] (:)=end_of_file
   Fail: (194) [system] (:)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _1832654)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1834512)
   Exit: (196) [system] peek_char((0x55fbb4538270), :)
   Call: (196) [system] (:)=(;)
   Fail: (196) [system] (:)=(;)
   Call: (196) [system] (:)=(/)
   Fail: (196) [system] (:)=(/)
^  Call: (196) [user] is_like_space(:)
   Call: (197) [system] char_type(:, 'white')
   Fail: (197) [system] char_type(:, 'white')
   Call: (197) [system] char_type(:, end_of_line)
   Fail: (197) [system] char_type(:, end_of_line)
   Call: (197) [system] char_type(:, space)
   Fail: (197) [system] char_type(:, space)
   Call: (197) [system] char_type(:, cntrl)
   Fail: (197) [system] char_type(:, cntrl)
^  Fail: (196) [user] is_like_space(:)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _1850522)
   Exit: (195) [system] get_char((0x55fbb4538270), :)
   Call: (195) [system] (:)='('
   Fail: (195) [system] (:)='('
   Call: (195) [system] (:)='['
   Fail: (195) [system] (:)='['
   Call: (195) [system] (:)='{'
   Fail: (195) [system] (:)='{'
   Call: (195) [system] (:)='"'
   Fail: (195) [system] (:)='"'
   Call: (195) [system] (:)=!
   Fail: (195) [system] (:)=!
   Call: (195) [system] (:)='\''
   Fail: (195) [system] (:)='\''
   Call: (195) [system] (:)='`'
   Fail: (195) [system] (:)='`'
   Call: (195) [system] (:)=end_of_file
   Fail: (195) [system] (:)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55fbb4538270), :, _1832654)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _1868164)
   Call: (197) [system] peek_char((0x55fbb4538270), _1869098)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (197) [user] is_delimiter(' ')
   Call: (198) [system] char_type(' ', space)
   Exit: (198) [system] char_type(' ', space)
^  Exit: (197) [user] is_delimiter(' ')
   Call: (197) [system] _1868164=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (196) [user] classify_and_convert_charseq([:], _1832654)
^  Call: (197) [user] classify_and_convert_charseq_([:], _1878382)
^  Call: (199) [system] setup_call_cleanup('$notrace'(_1879334, _1879336), once(user:catch(read_from_chars([:], _1878382), _1879316, fail)), '$restore_trace'(_1879334, _1879336))
^  Call: (200) [system] sig_atomic(system:'$notrace'(_1879334, _1879336))
^  Exit: (199) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1879316, fail)), system:'$restore_trace'(3, -1))
   Call: (198) [system] atomic(:)
   Exit: (198) [system] atomic(:)
^  Exit: (197) [user] classify_and_convert_charseq_([:], :)
   Call: (197) [system] integer(:)
   Fail: (197) [system] integer(:)
   Call: (197) [system] _1832654=(:)
   Exit: (197) [system] (:)=(:)
^  Exit: (196) [user] classify_and_convert_charseq([:], :)
^  Exit: (195) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _1891462)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1893320)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _1902914)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1905618)
   Exit: (197) [system] peek_char((0x55fbb4538270), c)
   Call: (197) [system] c=(;)
   Fail: (197) [system] c=(;)
   Call: (197) [system] c=(/)
   Fail: (197) [system] c=(/)
^  Call: (197) [user] is_like_space(c)
   Call: (198) [system] char_type(c, 'white')
   Fail: (198) [system] char_type(c, 'white')
   Call: (198) [system] char_type(c, end_of_line)
   Fail: (198) [system] char_type(c, end_of_line)
   Call: (198) [system] char_type(c, space)
   Fail: (198) [system] char_type(c, space)
   Call: (198) [system] char_type(c, cntrl)
   Fail: (198) [system] char_type(c, cntrl)
^  Fail: (197) [user] is_like_space(c)
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1922552)
   Exit: (195) [system] peek_char((0x55fbb4538270), c)
   Call: (195) [system] c=')'
   Fail: (195) [system] c=')'
   Call: (195) [system] c=end_of_file
   Fail: (195) [system] c=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _1928122)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1929980)
   Exit: (197) [system] peek_char((0x55fbb4538270), c)
   Call: (197) [system] c=(;)
   Fail: (197) [system] c=(;)
   Call: (197) [system] c=(/)
   Fail: (197) [system] c=(/)
^  Call: (197) [user] is_like_space(c)
   Call: (198) [system] char_type(c, 'white')
   Fail: (198) [system] char_type(c, 'white')
   Call: (198) [system] char_type(c, end_of_line)
   Fail: (198) [system] char_type(c, end_of_line)
   Call: (198) [system] char_type(c, space)
   Fail: (198) [system] char_type(c, space)
   Call: (198) [system] char_type(c, cntrl)
   Fail: (198) [system] char_type(c, cntrl)
^  Fail: (197) [user] is_like_space(c)
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _1945990)
   Exit: (196) [system] get_char((0x55fbb4538270), c)
   Call: (196) [system] c='('
   Fail: (196) [system] c='('
   Call: (196) [system] c='['
   Fail: (196) [system] c='['
   Call: (196) [system] c='{'
   Fail: (196) [system] c='{'
   Call: (196) [system] c='"'
   Fail: (196) [system] c='"'
   Call: (196) [system] c=!
   Fail: (196) [system] c=!
   Call: (196) [system] c='\''
   Fail: (196) [system] c='\''
   Call: (196) [system] c='`'
   Fail: (196) [system] c='`'
   Call: (196) [system] c=end_of_file
   Fail: (196) [system] c=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55fbb4538270), c, _1928122)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _1963632)
   Call: (198) [system] peek_char((0x55fbb4538270), _1964566)
   Exit: (198) [system] peek_char((0x55fbb4538270), d)
^  Call: (198) [user] is_delimiter(d)
   Call: (199) [system] char_type(d, space)
   Fail: (199) [system] char_type(d, space)
   Call: (199) [system] arg(_1969286, v('(', ')', end_of_file), d)
   Fail: (199) [system] arg(_1970218, v('(', ')', end_of_file), d)
^  Fail: (198) [user] is_delimiter(d)
   Call: (198) [system] ')'==d
   Fail: (198) [system] ')'==d
   Call: (198) [system] get_char((0x55fbb4538270), d)
   Exit: (198) [system] get_char((0x55fbb4538270), d)
   Call: (198) [system] d=(\)
   Fail: (198) [system] d=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _1977568)
   Call: (199) [system] peek_char((0x55fbb4538270), _1978502)
   Exit: (199) [system] peek_char((0x55fbb4538270), e)
^  Call: (199) [user] is_delimiter(e)
   Call: (200) [system] char_type(e, space)
   Fail: (200) [system] char_type(e, space)
   Call: (200) [system] arg(_1983222, v('(', ')', end_of_file), e)
   Fail: (200) [system] arg(_1984154, v('(', ')', end_of_file), e)
^  Fail: (199) [user] is_delimiter(e)
   Call: (199) [system] ')'==e
   Fail: (199) [system] ')'==e
   Call: (199) [system] get_char((0x55fbb4538270), e)
   Exit: (199) [system] get_char((0x55fbb4538270), e)
   Call: (199) [system] e=(\)
   Fail: (199) [system] e=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _1991504)
   Call: (200) [system] peek_char((0x55fbb4538270), _1992438)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (200) [user] is_delimiter(' ')
   Call: (201) [system] char_type(' ', space)
   Exit: (201) [system] char_type(' ', space)
^  Exit: (200) [user] is_delimiter(' ')
   Call: (200) [system] _1991504=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (199) [system] _1977568=[e]
   Exit: (199) [system] [e]=[e]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (198) [system] _1963632=[d, e]
   Exit: (198) [system] [d, e]=[d, e]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, e])
^  Call: (197) [user] classify_and_convert_charseq([c, d, e], _1928122)
^  Call: (198) [user] classify_and_convert_charseq_([c, d, e], _2007310)
^  Call: (200) [system] setup_call_cleanup('$notrace'(_2008262, _2008264), once(user:catch(read_from_chars([c, d, e], _2007310), _2008244, fail)), '$restore_trace'(_2008262, _2008264))
^  Call: (201) [system] sig_atomic(system:'$notrace'(_2008262, _2008264))
^  Exit: (200) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _2008244, fail)), system:'$restore_trace'(3, -1))
   Call: (199) [system] atomic(cde)
   Exit: (199) [system] atomic(cde)
^  Exit: (198) [user] classify_and_convert_charseq_([c, d, e], cde)
   Call: (198) [system] integer(cde)
   Fail: (198) [system] integer(cde)
   Call: (198) [system] _1928122=cde
   Exit: (198) [system] cde=cde
^  Exit: (197) [user] classify_and_convert_charseq([c, d, e], cde)
^  Exit: (196) [user] read_symbolic(')', (0x55fbb4538270), c, cde)
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), cde)
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _2020390)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _2022248)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _2031842)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _2034546)
   Exit: (198) [system] peek_char((0x55fbb4538270), '(')
   Call: (198) [system] '('=(;)
   Fail: (198) [system] '('=(;)
   Call: (198) [system] '('=(/)
   Fail: (198) [system] '('=(/)
^  Call: (198) [user] is_like_space('(')
   Call: (199) [system] char_type('(', 'white')
   Fail: (199) [system] char_type('(', 'white')
   Call: (199) [system] char_type('(', end_of_line)
   Fail: (199) [system] char_type('(', end_of_line)
   Call: (199) [system] char_type('(', space)
   Fail: (199) [system] char_type('(', space)
   Call: (199) [system] char_type('(', cntrl)
   Fail: (199) [system] char_type('(', cntrl)
^  Fail: (198) [user] is_like_space('(')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _2051480)
   Exit: (196) [system] peek_char((0x55fbb4538270), '(')
   Call: (196) [system] '('=')'
   Fail: (196) [system] '('=')'
   Call: (196) [system] '('=end_of_file
   Fail: (196) [system] '('=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55fbb4538270), _2057050)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _2058908)
   Exit: (198) [system] peek_char((0x55fbb4538270), '(')
   Call: (198) [system] '('=(;)
   Fail: (198) [system] '('=(;)
   Call: (198) [system] '('=(/)
   Fail: (198) [system] '('=(/)
^  Call: (198) [user] is_like_space('(')
   Call: (199) [system] char_type('(', 'white')
   Fail: (199) [system] char_type('(', 'white')
   Call: (199) [system] char_type('(', end_of_line)
   Fail: (199) [system] char_type('(', end_of_line)
   Call: (199) [system] char_type('(', space)
   Fail: (199) [system] char_type('(', space)
   Call: (199) [system] char_type('(', cntrl)
   Fail: (199) [system] char_type('(', cntrl)
^  Fail: (198) [user] is_like_space('(')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] get_char((0x55fbb4538270), _2074918)
   Exit: (197) [system] get_char((0x55fbb4538270), '(')
   Call: (197) [system] '('='('
   Exit: (197) [system] '('='('
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _2057050)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _2080488)
   Exit: (199) [system] peek_char((0x55fbb4538270), 'I')
   Call: (199) [system] 'I'=(;)
   Fail: (199) [system] 'I'=(;)
   Call: (199) [system] 'I'=(/)
   Fail: (199) [system] 'I'=(/)
^  Call: (199) [user] is_like_space('I')
   Call: (200) [system] char_type('I', 'white')
   Fail: (200) [system] char_type('I', 'white')
   Call: (200) [system] char_type('I', end_of_line)
   Fail: (200) [system] char_type('I', end_of_line)
   Call: (200) [system] char_type('I', space)
   Fail: (200) [system] char_type('I', space)
   Call: (200) [system] char_type('I', cntrl)
   Fail: (200) [system] char_type('I', cntrl)
^  Fail: (199) [user] is_like_space('I')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _3522)
   Exit: (198) [system] peek_char((0x55fbb4538270), 'I')
   Call: (198) [system] 'I'=')'
   Fail: (198) [system] 'I'=')'
   Call: (198) [system] 'I'=end_of_file
   Fail: (198) [system] 'I'=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _8796)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _10654)
   Exit: (200) [system] peek_char((0x55fbb4538270), 'I')
   Call: (200) [system] 'I'=(;)
   Fail: (200) [system] 'I'=(;)
   Call: (200) [system] 'I'=(/)
   Fail: (200) [system] 'I'=(/)
^  Call: (200) [user] is_like_space('I')
   Call: (201) [system] char_type('I', 'white')
   Fail: (201) [system] char_type('I', 'white')
   Call: (201) [system] char_type('I', end_of_line)
   Fail: (201) [system] char_type('I', end_of_line)
   Call: (201) [system] char_type('I', space)
   Fail: (201) [system] char_type('I', space)
   Call: (201) [system] char_type('I', cntrl)
   Fail: (201) [system] char_type('I', cntrl)
^  Fail: (200) [user] is_like_space('I')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _26664)
   Exit: (199) [system] get_char((0x55fbb4538270), 'I')
   Call: (199) [system] 'I'='('
   Fail: (199) [system] 'I'='('
   Call: (199) [system] 'I'='['
   Fail: (199) [system] 'I'='['
   Call: (199) [system] 'I'='{'
   Fail: (199) [system] 'I'='{'
   Call: (199) [system] 'I'='"'
   Fail: (199) [system] 'I'='"'
   Call: (199) [system] 'I'=!
   Fail: (199) [system] 'I'=!
   Call: (199) [system] 'I'='\''
   Fail: (199) [system] 'I'='\''
   Call: (199) [system] 'I'='`'
   Fail: (199) [system] 'I'='`'
   Call: (199) [system] 'I'=end_of_file
   Fail: (199) [system] 'I'=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55fbb4538270), 'I', _8796)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _44306)
   Call: (201) [system] peek_char((0x55fbb4538270), _45240)
   Exit: (201) [system] peek_char((0x55fbb4538270), m)
^  Call: (201) [user] is_delimiter(m)
   Call: (202) [system] char_type(m, space)
   Fail: (202) [system] char_type(m, space)
   Call: (202) [system] arg(_49960, v('(', ')', end_of_file), m)
   Fail: (202) [system] arg(_50892, v('(', ')', end_of_file), m)
^  Fail: (201) [user] is_delimiter(m)
   Call: (201) [system] ')'==m
   Fail: (201) [system] ')'==m
   Call: (201) [system] get_char((0x55fbb4538270), m)
   Exit: (201) [system] get_char((0x55fbb4538270), m)
   Call: (201) [system] m=(\)
   Fail: (201) [system] m=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _58242)
   Call: (202) [system] peek_char((0x55fbb4538270), _59176)
   Exit: (202) [system] peek_char((0x55fbb4538270), p)
^  Call: (202) [user] is_delimiter(p)
   Call: (203) [system] char_type(p, space)
   Fail: (203) [system] char_type(p, space)
   Call: (203) [system] arg(_63896, v('(', ')', end_of_file), p)
   Fail: (203) [system] arg(_64828, v('(', ')', end_of_file), p)
^  Fail: (202) [user] is_delimiter(p)
   Call: (202) [system] ')'==p
   Fail: (202) [system] ')'==p
   Call: (202) [system] get_char((0x55fbb4538270), p)
   Exit: (202) [system] get_char((0x55fbb4538270), p)
   Call: (202) [system] p=(\)
   Fail: (202) [system] p=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _72178)
   Call: (203) [system] peek_char((0x55fbb4538270), _73112)
   Exit: (203) [system] peek_char((0x55fbb4538270), l)
^  Call: (203) [user] is_delimiter(l)
   Call: (204) [system] char_type(l, space)
   Fail: (204) [system] char_type(l, space)
   Call: (204) [system] arg(_77832, v('(', ')', end_of_file), l)
   Fail: (204) [system] arg(_78764, v('(', ')', end_of_file), l)
^  Fail: (203) [user] is_delimiter(l)
   Call: (203) [system] ')'==l
   Fail: (203) [system] ')'==l
   Call: (203) [system] get_char((0x55fbb4538270), l)
   Exit: (203) [system] get_char((0x55fbb4538270), l)
   Call: (203) [system] l=(\)
   Fail: (203) [system] l=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _86114)
   Call: (204) [system] peek_char((0x55fbb4538270), _87048)
   Exit: (204) [system] peek_char((0x55fbb4538270), i)
^  Call: (204) [user] is_delimiter(i)
   Call: (205) [system] char_type(i, space)
   Fail: (205) [system] char_type(i, space)
   Call: (205) [system] arg(_91768, v('(', ')', end_of_file), i)
   Fail: (205) [system] arg(_92700, v('(', ')', end_of_file), i)
^  Fail: (204) [user] is_delimiter(i)
   Call: (204) [system] ')'==i
   Fail: (204) [system] ')'==i
   Call: (204) [system] get_char((0x55fbb4538270), i)
   Exit: (204) [system] get_char((0x55fbb4538270), i)
   Call: (204) [system] i=(\)
   Fail: (204) [system] i=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _100050)
   Call: (205) [system] peek_char((0x55fbb4538270), _100984)
   Exit: (205) [system] peek_char((0x55fbb4538270), c)
^  Call: (205) [user] is_delimiter(c)
   Call: (206) [system] char_type(c, space)
   Fail: (206) [system] char_type(c, space)
   Call: (206) [system] arg(_105704, v('(', ')', end_of_file), c)
   Fail: (206) [system] arg(_106636, v('(', ')', end_of_file), c)
^  Fail: (205) [user] is_delimiter(c)
   Call: (205) [system] ')'==c
   Fail: (205) [system] ')'==c
   Call: (205) [system] get_char((0x55fbb4538270), c)
   Exit: (205) [system] get_char((0x55fbb4538270), c)
   Call: (205) [system] c=(\)
   Fail: (205) [system] c=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _113986)
   Call: (206) [system] peek_char((0x55fbb4538270), _114920)
   Exit: (206) [system] peek_char((0x55fbb4538270), a)
^  Call: (206) [user] is_delimiter(a)
   Call: (207) [system] char_type(a, space)
   Fail: (207) [system] char_type(a, space)
   Call: (207) [system] arg(_119640, v('(', ')', end_of_file), a)
   Fail: (207) [system] arg(_120572, v('(', ')', end_of_file), a)
^  Fail: (206) [user] is_delimiter(a)
   Call: (206) [system] ')'==a
   Fail: (206) [system] ')'==a
   Call: (206) [system] get_char((0x55fbb4538270), a)
   Exit: (206) [system] get_char((0x55fbb4538270), a)
   Call: (206) [system] a=(\)
   Fail: (206) [system] a=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _127922)
   Call: (207) [system] peek_char((0x55fbb4538270), _128856)
   Exit: (207) [system] peek_char((0x55fbb4538270), t)
^  Call: (207) [user] is_delimiter(t)
   Call: (208) [system] char_type(t, space)
   Fail: (208) [system] char_type(t, space)
   Call: (208) [system] arg(_133576, v('(', ')', end_of_file), t)
   Fail: (208) [system] arg(_134508, v('(', ')', end_of_file), t)
^  Fail: (207) [user] is_delimiter(t)
   Call: (207) [system] ')'==t
   Fail: (207) [system] ')'==t
   Call: (207) [system] get_char((0x55fbb4538270), t)
   Exit: (207) [system] get_char((0x55fbb4538270), t)
   Call: (207) [system] t=(\)
   Fail: (207) [system] t=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _141858)
   Call: (208) [system] peek_char((0x55fbb4538270), _142792)
   Exit: (208) [system] peek_char((0x55fbb4538270), i)
^  Call: (208) [user] is_delimiter(i)
   Call: (209) [system] char_type(i, space)
   Fail: (209) [system] char_type(i, space)
   Call: (209) [system] arg(_147512, v('(', ')', end_of_file), i)
   Fail: (209) [system] arg(_148444, v('(', ')', end_of_file), i)
^  Fail: (208) [user] is_delimiter(i)
   Call: (208) [system] ')'==i
   Fail: (208) [system] ')'==i
   Call: (208) [system] get_char((0x55fbb4538270), i)
   Exit: (208) [system] get_char((0x55fbb4538270), i)
   Call: (208) [system] i=(\)
   Fail: (208) [system] i=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _155794)
   Call: (209) [system] peek_char((0x55fbb4538270), _156728)
   Exit: (209) [system] peek_char((0x55fbb4538270), o)
^  Call: (209) [user] is_delimiter(o)
   Call: (210) [system] char_type(o, space)
   Fail: (210) [system] char_type(o, space)
   Call: (210) [system] arg(_161448, v('(', ')', end_of_file), o)
   Fail: (210) [system] arg(_162380, v('(', ')', end_of_file), o)
^  Fail: (209) [user] is_delimiter(o)
   Call: (209) [system] ')'==o
   Fail: (209) [system] ')'==o
   Call: (209) [system] get_char((0x55fbb4538270), o)
   Exit: (209) [system] get_char((0x55fbb4538270), o)
   Call: (209) [system] o=(\)
   Fail: (209) [system] o=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _169730)
   Call: (210) [system] peek_char((0x55fbb4538270), _170664)
   Exit: (210) [system] peek_char((0x55fbb4538270), n)
^  Call: (210) [user] is_delimiter(n)
   Call: (211) [system] char_type(n, space)
   Fail: (211) [system] char_type(n, space)
   Call: (211) [system] arg(_175384, v('(', ')', end_of_file), n)
   Fail: (211) [system] arg(_176316, v('(', ')', end_of_file), n)
^  Fail: (210) [user] is_delimiter(n)
   Call: (210) [system] ')'==n
   Fail: (210) [system] ')'==n
   Call: (210) [system] get_char((0x55fbb4538270), n)
   Exit: (210) [system] get_char((0x55fbb4538270), n)
   Call: (210) [system] n=(\)
   Fail: (210) [system] n=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _183666)
   Call: (211) [system] peek_char((0x55fbb4538270), _184600)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (211) [user] is_delimiter(' ')
   Call: (212) [system] char_type(' ', space)
   Exit: (212) [system] char_type(' ', space)
^  Exit: (211) [user] is_delimiter(' ')
   Call: (211) [system] _183666=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (210) [system] _169730=[n]
   Exit: (210) [system] [n]=[n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (209) [system] _155794=[o, n]
   Exit: (209) [system] [o, n]=[o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (208) [system] _141858=[i, o, n]
   Exit: (208) [system] [i, o, n]=[i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (207) [system] _127922=[t, i, o, n]
   Exit: (207) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (206) [system] _113986=[a, t, i, o, n]
   Exit: (206) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (205) [system] _100050=[c, a, t, i, o, n]
   Exit: (205) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (204) [system] _86114=[i, c, a, t, i, o, n]
   Exit: (204) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (203) [system] _72178=[l, i, c, a, t, i, o, n]
   Exit: (203) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (202) [system] _58242=[p, l, i, c, a, t, i, o, n]
   Exit: (202) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (201) [system] _44306=[m, p, l, i, c, a, t, i, o, n]
   Exit: (201) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (200) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _8796)
^  Call: (201) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _221824)
^  Call: (203) [system] setup_call_cleanup('$notrace'(_222776, _222778), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _221824), _222758, fail)), '$restore_trace'(_222776, _222778))
^  Call: (204) [system] sig_atomic(system:'$notrace'(_222776, _222778))
^  Exit: (203) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _221824), _222758, fail)), system:'$restore_trace'(3, -1))
   Call: (202) [system] atomic(_221824)
   Fail: (202) [system] atomic(_221824)
   Call: (202) [system] atom_chars(_221824, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (202) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (201) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (201) [system] integer('Implication')
   Fail: (201) [system] integer('Implication')
   Call: (201) [system] _8796='Implication'
   Exit: (201) [system] 'Implication'='Implication'
^  Exit: (200) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (199) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _236774)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _238632)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _248226)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _250930)
   Exit: (201) [system] peek_char((0x55fbb4538270), '(')
   Call: (201) [system] '('=(;)
   Fail: (201) [system] '('=(;)
   Call: (201) [system] '('=(/)
   Fail: (201) [system] '('=(/)
^  Call: (201) [user] is_like_space('(')
   Call: (202) [system] char_type('(', 'white')
   Fail: (202) [system] char_type('(', 'white')
   Call: (202) [system] char_type('(', end_of_line)
   Fail: (202) [system] char_type('(', end_of_line)
   Call: (202) [system] char_type('(', space)
   Fail: (202) [system] char_type('(', space)
   Call: (202) [system] char_type('(', cntrl)
   Fail: (202) [system] char_type('(', cntrl)
^  Fail: (201) [user] is_like_space('(')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _267864)
   Exit: (199) [system] peek_char((0x55fbb4538270), '(')
   Call: (199) [system] '('=')'
   Fail: (199) [system] '('=')'
   Call: (199) [system] '('=end_of_file
   Fail: (199) [system] '('=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _273434)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _275292)
   Exit: (201) [system] peek_char((0x55fbb4538270), '(')
   Call: (201) [system] '('=(;)
   Fail: (201) [system] '('=(;)
   Call: (201) [system] '('=(/)
   Fail: (201) [system] '('=(/)
^  Call: (201) [user] is_like_space('(')
   Call: (202) [system] char_type('(', 'white')
   Fail: (202) [system] char_type('(', 'white')
   Call: (202) [system] char_type('(', end_of_line)
   Fail: (202) [system] char_type('(', end_of_line)
   Call: (202) [system] char_type('(', space)
   Fail: (202) [system] char_type('(', space)
   Call: (202) [system] char_type('(', cntrl)
   Fail: (202) [system] char_type('(', cntrl)
^  Fail: (201) [user] is_like_space('(')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _291302)
   Exit: (200) [system] get_char((0x55fbb4538270), '(')
   Call: (200) [system] '('='('
   Exit: (200) [system] '('='('
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _273434)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _296872)
   Exit: (202) [system] peek_char((0x55fbb4538270), 'O')
   Call: (202) [system] 'O'=(;)
   Fail: (202) [system] 'O'=(;)
   Call: (202) [system] 'O'=(/)
   Fail: (202) [system] 'O'=(/)
^  Call: (202) [user] is_like_space('O')
   Call: (203) [system] char_type('O', 'white')
   Fail: (203) [system] char_type('O', 'white')
   Call: (203) [system] char_type('O', end_of_line)
   Fail: (203) [system] char_type('O', end_of_line)
   Call: (203) [system] char_type('O', space)
   Fail: (203) [system] char_type('O', space)
   Call: (203) [system] char_type('O', cntrl)
   Fail: (203) [system] char_type('O', cntrl)
^  Fail: (202) [user] is_like_space('O')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _312882)
   Exit: (201) [system] peek_char((0x55fbb4538270), 'O')
   Call: (201) [system] 'O'=')'
   Fail: (201) [system] 'O'=')'
   Call: (201) [system] 'O'=end_of_file
   Fail: (201) [system] 'O'=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _318452)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _320310)
   Exit: (203) [system] peek_char((0x55fbb4538270), 'O')
   Call: (203) [system] 'O'=(;)
   Fail: (203) [system] 'O'=(;)
   Call: (203) [system] 'O'=(/)
   Fail: (203) [system] 'O'=(/)
^  Call: (203) [user] is_like_space('O')
   Call: (204) [system] char_type('O', 'white')
   Fail: (204) [system] char_type('O', 'white')
   Call: (204) [system] char_type('O', end_of_line)
   Fail: (204) [system] char_type('O', end_of_line)
   Call: (204) [system] char_type('O', space)
   Fail: (204) [system] char_type('O', space)
   Call: (204) [system] char_type('O', cntrl)
   Fail: (204) [system] char_type('O', cntrl)
^  Fail: (203) [user] is_like_space('O')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _336320)
   Exit: (202) [system] get_char((0x55fbb4538270), 'O')
   Call: (202) [system] 'O'='('
   Fail: (202) [system] 'O'='('
   Call: (202) [system] 'O'='['
   Fail: (202) [system] 'O'='['
   Call: (202) [system] 'O'='{'
   Fail: (202) [system] 'O'='{'
   Call: (202) [system] 'O'='"'
   Fail: (202) [system] 'O'='"'
   Call: (202) [system] 'O'=!
   Fail: (202) [system] 'O'=!
   Call: (202) [system] 'O'='\''
   Fail: (202) [system] 'O'='\''
   Call: (202) [system] 'O'='`'
   Fail: (202) [system] 'O'='`'
   Call: (202) [system] 'O'=end_of_file
   Fail: (202) [system] 'O'=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55fbb4538270), 'O', _318452)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _353962)
   Call: (204) [system] peek_char((0x55fbb4538270), _354896)
   Exit: (204) [system] peek_char((0x55fbb4538270), r)
^  Call: (204) [user] is_delimiter(r)
   Call: (205) [system] char_type(r, space)
   Fail: (205) [system] char_type(r, space)
   Call: (205) [system] arg(_359616, v('(', ')', end_of_file), r)
   Fail: (205) [system] arg(_360548, v('(', ')', end_of_file), r)
^  Fail: (204) [user] is_delimiter(r)
   Call: (204) [system] ')'==r
   Fail: (204) [system] ')'==r
   Call: (204) [system] get_char((0x55fbb4538270), r)
   Exit: (204) [system] get_char((0x55fbb4538270), r)
   Call: (204) [system] r=(\)
   Fail: (204) [system] r=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _367898)
   Call: (205) [system] peek_char((0x55fbb4538270), _368832)
   Exit: (205) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (205) [user] is_delimiter('L')
   Call: (206) [system] char_type('L', space)
   Fail: (206) [system] char_type('L', space)
   Call: (206) [system] arg(_373552, v('(', ')', end_of_file), 'L')
   Fail: (206) [system] arg(_374484, v('(', ')', end_of_file), 'L')
^  Fail: (205) [user] is_delimiter('L')
   Call: (205) [system] ')'=='L'
   Fail: (205) [system] ')'=='L'
   Call: (205) [system] get_char((0x55fbb4538270), 'L')
   Exit: (205) [system] get_char((0x55fbb4538270), 'L')
   Call: (205) [system] 'L'=(\)
   Fail: (205) [system] 'L'=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _381834)
   Call: (206) [system] peek_char((0x55fbb4538270), _382768)
   Exit: (206) [system] peek_char((0x55fbb4538270), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_387488, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_388420, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55fbb4538270), i)
   Exit: (206) [system] get_char((0x55fbb4538270), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _395770)
   Call: (207) [system] peek_char((0x55fbb4538270), _396704)
   Exit: (207) [system] peek_char((0x55fbb4538270), n)
^  Call: (207) [user] is_delimiter(n)
   Call: (208) [system] char_type(n, space)
   Fail: (208) [system] char_type(n, space)
   Call: (208) [system] arg(_401424, v('(', ')', end_of_file), n)
   Fail: (208) [system] arg(_402356, v('(', ')', end_of_file), n)
^  Fail: (207) [user] is_delimiter(n)
   Call: (207) [system] ')'==n
   Fail: (207) [system] ')'==n
   Call: (207) [system] get_char((0x55fbb4538270), n)
   Exit: (207) [system] get_char((0x55fbb4538270), n)
   Call: (207) [system] n=(\)
   Fail: (207) [system] n=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _409706)
   Call: (208) [system] peek_char((0x55fbb4538270), _410640)
   Exit: (208) [system] peek_char((0x55fbb4538270), k)
^  Call: (208) [user] is_delimiter(k)
   Call: (209) [system] char_type(k, space)
   Fail: (209) [system] char_type(k, space)
   Call: (209) [system] arg(_415360, v('(', ')', end_of_file), k)
   Fail: (209) [system] arg(_416292, v('(', ')', end_of_file), k)
^  Fail: (208) [user] is_delimiter(k)
   Call: (208) [system] ')'==k
   Fail: (208) [system] ')'==k
   Call: (208) [system] get_char((0x55fbb4538270), k)
   Exit: (208) [system] get_char((0x55fbb4538270), k)
   Call: (208) [system] k=(\)
   Fail: (208) [system] k=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _423642)
   Call: (209) [system] peek_char((0x55fbb4538270), _424576)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _423642=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (208) [system] _409706=[k]
   Exit: (208) [system] [k]=[k]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (207) [system] _395770=[n, k]
   Exit: (207) [system] [n, k]=[n, k]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (206) [system] _381834=[i, n, k]
   Exit: (206) [system] [i, n, k]=[i, n, k]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (205) [system] _367898=['L', i, n, k]
   Exit: (205) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (204) [system] _353962=[r, 'L', i, n, k]
   Exit: (204) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (203) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _318452)
^  Call: (204) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _447830)
^  Call: (206) [system] setup_call_cleanup('$notrace'(_448782, _448784), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _447830), _448764, fail)), '$restore_trace'(_448782, _448784))
^  Call: (207) [system] sig_atomic(system:'$notrace'(_448782, _448784))
^  Exit: (206) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _447830), _448764, fail)), system:'$restore_trace'(3, -1))
   Call: (205) [system] atomic(_447830)
   Fail: (205) [system] atomic(_447830)
   Call: (205) [system] atom_chars(_447830, ['O', r, 'L', i, n, k])
   Exit: (205) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (204) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (204) [system] integer('OrLink')
   Fail: (204) [system] integer('OrLink')
   Call: (204) [system] _318452='OrLink'
   Exit: (204) [system] 'OrLink'='OrLink'
^  Exit: (203) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (202) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _462780)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _464638)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
   Call: (203) [system] ' '=(/)
   Fail: (203) [system] ' '=(/)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55fbb4538270), _474232)
   Exit: (203) [system] get_char((0x55fbb4538270), ' ')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _476936)
   Exit: (204) [system] peek_char((0x55fbb4538270), 'C')
   Call: (204) [system] 'C'=(;)
   Fail: (204) [system] 'C'=(;)
   Call: (204) [system] 'C'=(/)
   Fail: (204) [system] 'C'=(/)
^  Call: (204) [user] is_like_space('C')
   Call: (205) [system] char_type('C', 'white')
   Fail: (205) [system] char_type('C', 'white')
   Call: (205) [system] char_type('C', end_of_line)
   Fail: (205) [system] char_type('C', end_of_line)
   Call: (205) [system] char_type('C', space)
   Fail: (205) [system] char_type('C', space)
   Call: (205) [system] char_type('C', cntrl)
   Fail: (205) [system] char_type('C', cntrl)
^  Fail: (204) [user] is_like_space('C')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _493870)
   Exit: (202) [system] peek_char((0x55fbb4538270), 'C')
   Call: (202) [system] 'C'=')'
   Fail: (202) [system] 'C'=')'
   Call: (202) [system] 'C'=end_of_file
   Fail: (202) [system] 'C'=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55fbb4538270), _499440)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _501298)
   Exit: (204) [system] peek_char((0x55fbb4538270), 'C')
   Call: (204) [system] 'C'=(;)
   Fail: (204) [system] 'C'=(;)
   Call: (204) [system] 'C'=(/)
   Fail: (204) [system] 'C'=(/)
^  Call: (204) [user] is_like_space('C')
   Call: (205) [system] char_type('C', 'white')
   Fail: (205) [system] char_type('C', 'white')
   Call: (205) [system] char_type('C', end_of_line)
   Fail: (205) [system] char_type('C', end_of_line)
   Call: (205) [system] char_type('C', space)
   Fail: (205) [system] char_type('C', space)
   Call: (205) [system] char_type('C', cntrl)
   Fail: (205) [system] char_type('C', cntrl)
^  Fail: (204) [user] is_like_space('C')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] get_char((0x55fbb4538270), _517308)
   Exit: (203) [system] get_char((0x55fbb4538270), 'C')
   Call: (203) [system] 'C'='('
   Fail: (203) [system] 'C'='('
   Call: (203) [system] 'C'='['
   Fail: (203) [system] 'C'='['
   Call: (203) [system] 'C'='{'
   Fail: (203) [system] 'C'='{'
   Call: (203) [system] 'C'='"'
   Fail: (203) [system] 'C'='"'
   Call: (203) [system] 'C'=!
   Fail: (203) [system] 'C'=!
   Call: (203) [system] 'C'='\''
   Fail: (203) [system] 'C'='\''
   Call: (203) [system] 'C'='`'
   Fail: (203) [system] 'C'='`'
   Call: (203) [system] 'C'=end_of_file
   Fail: (203) [system] 'C'=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55fbb4538270), 'C', _499440)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _534950)
   Call: (205) [system] peek_char((0x55fbb4538270), _535884)
   Exit: (205) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (205) [user] is_delimiter(' ')
   Call: (206) [system] char_type(' ', space)
   Exit: (206) [system] char_type(' ', space)
^  Exit: (205) [user] is_delimiter(' ')
   Call: (205) [system] _534950=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (204) [user] classify_and_convert_charseq(['C'], _499440)
^  Call: (205) [user] classify_and_convert_charseq_(['C'], _545168)
^  Call: (207) [system] setup_call_cleanup('$notrace'(_546120, _546122), once(user:catch(read_from_chars(['C'], _545168), _546102, fail)), '$restore_trace'(_546120, _546122))
^  Call: (208) [system] sig_atomic(system:'$notrace'(_546120, _546122))
^  Exit: (207) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _545168), _546102, fail)), system:'$restore_trace'(3, -1))
   Call: (206) [system] atomic(_545168)
   Fail: (206) [system] atomic(_545168)
   Call: (206) [system] atom_chars(_545168, ['C'])
   Exit: (206) [system] atom_chars('C', ['C'])
^  Exit: (205) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (205) [system] integer('C')
   Fail: (205) [system] integer('C')
   Call: (205) [system] _499440='C'
   Exit: (205) [system] 'C'='C'
^  Exit: (204) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (203) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (202) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _560118)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _561976)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
   Call: (204) [system] ' '=(/)
   Fail: (204) [system] ' '=(/)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55fbb4538270), _571570)
   Exit: (204) [system] get_char((0x55fbb4538270), ' ')
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _574274)
   Exit: (205) [system] peek_char((0x55fbb4538270), 'D')
   Call: (205) [system] 'D'=(;)
   Fail: (205) [system] 'D'=(;)
   Call: (205) [system] 'D'=(/)
   Fail: (205) [system] 'D'=(/)
^  Call: (205) [user] is_like_space('D')
   Call: (206) [system] char_type('D', 'white')
   Fail: (206) [system] char_type('D', 'white')
   Call: (206) [system] char_type('D', end_of_line)
   Fail: (206) [system] char_type('D', end_of_line)
   Call: (206) [system] char_type('D', space)
   Fail: (206) [system] char_type('D', space)
   Call: (206) [system] char_type('D', cntrl)
   Fail: (206) [system] char_type('D', cntrl)
^  Fail: (205) [user] is_like_space('D')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _591208)
   Exit: (203) [system] peek_char((0x55fbb4538270), 'D')
   Call: (203) [system] 'D'=')'
   Fail: (203) [system] 'D'=')'
   Call: (203) [system] 'D'=end_of_file
   Fail: (203) [system] 'D'=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55fbb4538270), _596778)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _598636)
   Exit: (205) [system] peek_char((0x55fbb4538270), 'D')
   Call: (205) [system] 'D'=(;)
   Fail: (205) [system] 'D'=(;)
   Call: (205) [system] 'D'=(/)
   Fail: (205) [system] 'D'=(/)
^  Call: (205) [user] is_like_space('D')
   Call: (206) [system] char_type('D', 'white')
   Fail: (206) [system] char_type('D', 'white')
   Call: (206) [system] char_type('D', end_of_line)
   Fail: (206) [system] char_type('D', end_of_line)
   Call: (206) [system] char_type('D', space)
   Fail: (206) [system] char_type('D', space)
   Call: (206) [system] char_type('D', cntrl)
   Fail: (206) [system] char_type('D', cntrl)
^  Fail: (205) [user] is_like_space('D')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] get_char((0x55fbb4538270), _614646)
   Exit: (204) [system] get_char((0x55fbb4538270), 'D')
   Call: (204) [system] 'D'='('
   Fail: (204) [system] 'D'='('
   Call: (204) [system] 'D'='['
   Fail: (204) [system] 'D'='['
   Call: (204) [system] 'D'='{'
   Fail: (204) [system] 'D'='{'
   Call: (204) [system] 'D'='"'
   Fail: (204) [system] 'D'='"'
   Call: (204) [system] 'D'=!
   Fail: (204) [system] 'D'=!
   Call: (204) [system] 'D'='\''
   Fail: (204) [system] 'D'='\''
   Call: (204) [system] 'D'='`'
   Fail: (204) [system] 'D'='`'
   Call: (204) [system] 'D'=end_of_file
   Fail: (204) [system] 'D'=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55fbb4538270), 'D', _596778)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _632288)
   Call: (206) [system] peek_char((0x55fbb4538270), _633222)
   Exit: (206) [system] peek_char((0x55fbb4538270), ')')
^  Call: (206) [user] is_delimiter(')')
   Call: (207) [system] char_type(')', space)
   Fail: (207) [system] char_type(')', space)
   Call: (207) [system] arg(_637942, v('(', ')', end_of_file), ')')
   Exit: (207) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (206) [user] is_delimiter(')')
   Call: (206) [system] _632288=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (205) [user] classify_and_convert_charseq(['D'], _596778)
^  Call: (206) [user] classify_and_convert_charseq_(['D'], _644378)
^  Call: (208) [system] setup_call_cleanup('$notrace'(_645330, _645332), once(user:catch(read_from_chars(['D'], _644378), _645312, fail)), '$restore_trace'(_645330, _645332))
^  Call: (209) [system] sig_atomic(system:'$notrace'(_645330, _645332))
^  Exit: (208) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _644378), _645312, fail)), system:'$restore_trace'(3, -1))
   Call: (207) [system] atomic(_644378)
   Fail: (207) [system] atomic(_644378)
   Call: (207) [system] atom_chars(_644378, ['D'])
   Exit: (207) [system] atom_chars('D', ['D'])
^  Exit: (206) [user] classify_and_convert_charseq_(['D'], 'D')
   Call: (206) [system] integer('D')
   Fail: (206) [system] integer('D')
   Call: (206) [system] _596778='D'
   Exit: (206) [system] 'D'='D'
^  Exit: (205) [user] classify_and_convert_charseq(['D'], 'D')
^  Exit: (204) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'D')
^  Exit: (203) [user] cont_sexpr(')', (0x55fbb4538270), 'D')
^  Call: (203) [user] read_list(')', (0x55fbb4538270), _659328)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _661186)
   Exit: (205) [system] peek_char((0x55fbb4538270), ')')
   Call: (205) [system] ')'=(;)
   Fail: (205) [system] ')'=(;)
   Call: (205) [system] ')'=(/)
   Fail: (205) [system] ')'=(/)
^  Call: (205) [user] is_like_space(')')
   Call: (206) [system] char_type(')', 'white')
   Fail: (206) [system] char_type(')', 'white')
   Call: (206) [system] char_type(')', end_of_line)
   Fail: (206) [system] char_type(')', end_of_line)
   Call: (206) [system] char_type(')', space)
   Fail: (206) [system] char_type(')', space)
   Call: (206) [system] char_type(')', cntrl)
   Fail: (206) [system] char_type(')', cntrl)
^  Fail: (205) [user] is_like_space(')')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _677196)
   Exit: (204) [system] peek_char((0x55fbb4538270), ')')
   Call: (204) [system] ')'=')'
   Exit: (204) [system] ')'=')'
   Call: (204) [system] get_char((0x55fbb4538270), _680986)
   Exit: (204) [system] get_char((0x55fbb4538270), ')')
   Call: (204) [system] _659328=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_list(')', (0x55fbb4538270), [])
   Call: (203) [system] _560118=['D']
   Exit: (203) [system] ['D']=['D']
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), ['D'])
   Call: (202) [system] _462780=['C', 'D']
   Exit: (202) [system] ['C', 'D']=['C', 'D']
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), ['C', 'D'])
   Call: (201) [system] _273434=['OrLink', 'C', 'D']
   Exit: (201) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _694868)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _696726)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _706320)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _709024)
   Exit: (202) [system] peek_char((0x55fbb4538270), 'E')
   Call: (202) [system] 'E'=(;)
   Fail: (202) [system] 'E'=(;)
   Call: (202) [system] 'E'=(/)
   Fail: (202) [system] 'E'=(/)
^  Call: (202) [user] is_like_space('E')
   Call: (203) [system] char_type('E', 'white')
   Fail: (203) [system] char_type('E', 'white')
   Call: (203) [system] char_type('E', end_of_line)
   Fail: (203) [system] char_type('E', end_of_line)
   Call: (203) [system] char_type('E', space)
   Fail: (203) [system] char_type('E', space)
   Call: (203) [system] char_type('E', cntrl)
   Fail: (203) [system] char_type('E', cntrl)
^  Fail: (202) [user] is_like_space('E')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _725958)
   Exit: (200) [system] peek_char((0x55fbb4538270), 'E')
   Call: (200) [system] 'E'=')'
   Fail: (200) [system] 'E'=')'
   Call: (200) [system] 'E'=end_of_file
   Fail: (200) [system] 'E'=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _731528)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _733386)
   Exit: (202) [system] peek_char((0x55fbb4538270), 'E')
   Call: (202) [system] 'E'=(;)
   Fail: (202) [system] 'E'=(;)
   Call: (202) [system] 'E'=(/)
   Fail: (202) [system] 'E'=(/)
^  Call: (202) [user] is_like_space('E')
   Call: (203) [system] char_type('E', 'white')
   Fail: (203) [system] char_type('E', 'white')
   Call: (203) [system] char_type('E', end_of_line)
   Fail: (203) [system] char_type('E', end_of_line)
   Call: (203) [system] char_type('E', space)
   Fail: (203) [system] char_type('E', space)
   Call: (203) [system] char_type('E', cntrl)
   Fail: (203) [system] char_type('E', cntrl)
^  Fail: (202) [user] is_like_space('E')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _749396)
   Exit: (201) [system] get_char((0x55fbb4538270), 'E')
   Call: (201) [system] 'E'='('
   Fail: (201) [system] 'E'='('
   Call: (201) [system] 'E'='['
   Fail: (201) [system] 'E'='['
   Call: (201) [system] 'E'='{'
   Fail: (201) [system] 'E'='{'
   Call: (201) [system] 'E'='"'
   Fail: (201) [system] 'E'='"'
   Call: (201) [system] 'E'=!
   Fail: (201) [system] 'E'=!
   Call: (201) [system] 'E'='\''
   Fail: (201) [system] 'E'='\''
   Call: (201) [system] 'E'='`'
   Fail: (201) [system] 'E'='`'
   Call: (201) [system] 'E'=end_of_file
   Fail: (201) [system] 'E'=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), 'E', _731528)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _767038)
   Call: (203) [system] peek_char((0x55fbb4538270), _767972)
   Exit: (203) [system] peek_char((0x55fbb4538270), ')')
^  Call: (203) [user] is_delimiter(')')
   Call: (204) [system] char_type(')', space)
   Fail: (204) [system] char_type(')', space)
   Call: (204) [system] arg(_772692, v('(', ')', end_of_file), ')')
   Exit: (204) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (203) [user] is_delimiter(')')
   Call: (203) [system] _767038=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (202) [user] classify_and_convert_charseq(['E'], _731528)
^  Call: (203) [user] classify_and_convert_charseq_(['E'], _779128)
^  Call: (205) [system] setup_call_cleanup('$notrace'(_780080, _780082), once(user:catch(read_from_chars(['E'], _779128), _780062, fail)), '$restore_trace'(_780080, _780082))
^  Call: (206) [system] sig_atomic(system:'$notrace'(_780080, _780082))
^  Exit: (205) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _779128), _780062, fail)), system:'$restore_trace'(3, -1))
   Call: (204) [system] atomic(_779128)
   Fail: (204) [system] atomic(_779128)
   Call: (204) [system] atom_chars(_779128, ['E'])
   Exit: (204) [system] atom_chars('E', ['E'])
^  Exit: (203) [user] classify_and_convert_charseq_(['E'], 'E')
   Call: (203) [system] integer('E')
   Fail: (203) [system] integer('E')
   Call: (203) [system] _731528='E'
   Exit: (203) [system] 'E'='E'
^  Exit: (202) [user] classify_and_convert_charseq(['E'], 'E')
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), 'E', 'E')
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), 'E')
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _794078)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _795936)
   Exit: (202) [system] peek_char((0x55fbb4538270), ')')
   Call: (202) [system] ')'=(;)
   Fail: (202) [system] ')'=(;)
   Call: (202) [system] ')'=(/)
   Fail: (202) [system] ')'=(/)
^  Call: (202) [user] is_like_space(')')
   Call: (203) [system] char_type(')', 'white')
   Fail: (203) [system] char_type(')', 'white')
   Call: (203) [system] char_type(')', end_of_line)
   Fail: (203) [system] char_type(')', end_of_line)
   Call: (203) [system] char_type(')', space)
   Fail: (203) [system] char_type(')', space)
   Call: (203) [system] char_type(')', cntrl)
   Fail: (203) [system] char_type(')', cntrl)
^  Fail: (202) [user] is_like_space(')')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _811946)
   Exit: (201) [system] peek_char((0x55fbb4538270), ')')
   Call: (201) [system] ')'=')'
   Exit: (201) [system] ')'=')'
   Call: (201) [system] get_char((0x55fbb4538270), _815736)
   Exit: (201) [system] get_char((0x55fbb4538270), ')')
   Call: (201) [system] _794078=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [])
   Call: (200) [system] _694868=['E']
   Exit: (200) [system] ['E']=['E']
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), ['E'])
   Call: (199) [system] _236774=[['OrLink', 'C', 'D'], 'E']
   Exit: (199) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [['OrLink', 'C', 'D'], 'E'])
   Call: (198) [system] _3516=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (198) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (196) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _829618)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _831476)
   Exit: (198) [system] peek_char((0x55fbb4538270), ')')
   Call: (198) [system] ')'=(;)
   Fail: (198) [system] ')'=(;)
   Call: (198) [system] ')'=(/)
   Fail: (198) [system] ')'=(/)
^  Call: (198) [user] is_like_space(')')
   Call: (199) [system] char_type(')', 'white')
   Fail: (199) [system] char_type(')', 'white')
   Call: (199) [system] char_type(')', end_of_line)
   Fail: (199) [system] char_type(')', end_of_line)
   Call: (199) [system] char_type(')', space)
   Fail: (199) [system] char_type(')', space)
   Call: (199) [system] char_type(')', cntrl)
   Fail: (199) [system] char_type(')', cntrl)
^  Fail: (198) [user] is_like_space(')')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _847486)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
   Call: (197) [system] ')'=')'
   Exit: (197) [system] ')'=')'
   Call: (197) [system] get_char((0x55fbb4538270), _851276)
   Exit: (197) [system] get_char((0x55fbb4538270), ')')
   Call: (197) [system] _829618=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [])
   Call: (196) [system] _3512=[['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (196) [system] [['Implication', ['OrLink', 'C', 'D'], 'E']]=[['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (195) [system] _3506=[cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (195) [system] [cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]=[cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [cde, ['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (194) [system] _3498=[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (194) [system] [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]=[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _865158)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _867016)
   Exit: (194) [system] peek_char((0x55fbb4538270), ')')
   Call: (194) [system] ')'=(;)
   Fail: (194) [system] ')'=(;)
   Call: (194) [system] ')'=(/)
   Fail: (194) [system] ')'=(/)
^  Call: (194) [user] is_like_space(')')
   Call: (195) [system] char_type(')', 'white')
   Fail: (195) [system] char_type(')', 'white')
   Call: (195) [system] char_type(')', end_of_line)
   Fail: (195) [system] char_type(')', end_of_line)
   Call: (195) [system] char_type(')', space)
   Fail: (195) [system] char_type(')', space)
   Call: (195) [system] char_type(')', cntrl)
   Fail: (195) [system] char_type(')', cntrl)
^  Fail: (194) [user] is_like_space(')')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _883026)
   Exit: (193) [system] peek_char((0x55fbb4538270), ')')
   Call: (193) [system] ')'=')'
   Exit: (193) [system] ')'=')'
   Call: (193) [system] get_char((0x55fbb4538270), _886816)
   Exit: (193) [system] get_char((0x55fbb4538270), ')')
   Call: (193) [system] _865158=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [])
   Call: (192) [system] _3494=[[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (192) [system] [[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), [[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (191) [system] _3470=[[:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (191) [system] [[:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[[:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (190) [user] read_list(')', (0x55fbb4538270), [[:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (190) [system] _3446=[[:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (190) [system] [[:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[[:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (189) [user] read_list(')', (0x55fbb4538270), [[:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (189) [system] _3384=[[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (189) [system] [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (188) [user] read_list(')', (0x55fbb4538270), [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Exit: (187) [user] cont_sexpr(')', (0x55fbb4538270), [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Call: (187) [user] read_list(')', (0x55fbb4538270), _903492)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _905350)
   Exit: (189) [system] peek_char((0x55fbb4538270), ')')
   Call: (189) [system] ')'=(;)
   Fail: (189) [system] ')'=(;)
   Call: (189) [system] ')'=(/)
   Fail: (189) [system] ')'=(/)
^  Call: (189) [user] is_like_space(')')
   Call: (190) [system] char_type(')', 'white')
   Fail: (190) [system] char_type(')', 'white')
   Call: (190) [system] char_type(')', end_of_line)
   Fail: (190) [system] char_type(')', end_of_line)
   Call: (190) [system] char_type(')', space)
   Fail: (190) [system] char_type(')', space)
   Call: (190) [system] char_type(')', cntrl)
   Fail: (190) [system] char_type(')', cntrl)
^  Fail: (189) [user] is_like_space(')')
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _921360)
   Exit: (188) [system] peek_char((0x55fbb4538270), ')')
   Call: (188) [system] ')'=')'
   Exit: (188) [system] ')'=')'
   Call: (188) [system] get_char((0x55fbb4538270), _925150)
   Exit: (188) [system] get_char((0x55fbb4538270), ')')
   Call: (188) [system] _903492=[]
   Exit: (188) [system] []=[]
^  Exit: (187) [user] read_list(')', (0x55fbb4538270), [])
   Call: (187) [system] _3380=[[[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
   Exit: (187) [system] [[[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]=[[[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
^  Exit: (186) [user] read_list(')', (0x55fbb4538270), [[[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
   Call: (186) [system] _3368=[[kb], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
   Exit: (186) [system] [[kb], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]=[[kb], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
^  Exit: (185) [user] read_list(')', (0x55fbb4538270), [[kb], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
   Call: (185) [system] _3360=[assertEqualToResult, [kb], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
   Exit: (185) [system] [assertEqualToResult, [kb], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]=[assertEqualToResult, [kb], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
^  Exit: (184) [user] read_list(')', (0x55fbb4538270), [assertEqualToResult, [kb], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
^  Exit: (183) [user] cont_sexpr(')', (0x55fbb4538270), [assertEqualToResult, [kb], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
^  Exit: (182) [user] read_sexpr((0x55fbb4538270), [assertEqualToResult, [kb], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
   Call: (182) [system] _3324=exec([assertEqualToResult, [kb], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
   Exit: (182) [system] exec([assertEqualToResult, [kb], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]])=exec([assertEqualToResult, [kb], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
^  Exit: (181) [user] cont_sexpr(')', (0x55fbb4538270), exec([assertEqualToResult, [kb], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]))
^  Exit: (180) [user] read_sexpr((0x55fbb4538270), exec([assertEqualToResult, [kb], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]))
^  Call: (180) [user] assertz(metta_file_comment(100, 0, 4111, exec([assertEqualToResult, [kb], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]), '$stream_position'(4111, 100, 0, 4111)))
^  Exit: (180) [user] assertz(metta_file_comment(100, 0, 4111, exec([assertEqualToResult, [kb], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]), '$stream_position'(4111, 100, 0, 4111)))
^  Exit: (178) [system] once(user:(read_position((0x55fbb4538270), 100, 0, 4111, '$stream_position'(4111, 100, 0, 4111)), read_sexpr((0x55fbb4538270), exec([assertEqualToResult, [kb], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]])), assertz(metta_file_comment(100, 0, 4111, exec([assertEqualToResult, [kb], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]), '$stream_position'(4111, 100, 0, 4111)))))
   Call: (178) [system] fail
^  Call: (178) [user] retract(metta_file_comment(_947388, _947390, _947392, _947394, _947396))
^  Exit: (178) [user] retract(metta_file_comment(18, 0, 367, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], '$stream_position'(367, 18, 0, 367)))
^  Call: (178) [user] trly(untyped_to_metta, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _3084)
^  Call: (179) [user] once(call(untyped_to_metta, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _950300))
^  Call: (180) [user] call(untyped_to_metta, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _950300)
^  Call: (181) [user] untyped_to_metta([:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _950300)
^  Call: (182) [user] must_det_ll(trly(mfix_vars1, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _953116))
^  Call: (183) [user] once(user:trly(mfix_vars1, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _953116))
^  Call: (184) [user] trly(mfix_vars1, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _953116)
^  Call: (185) [user] once(call(mfix_vars1, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _955916))
^  Call: (186) [user] call(mfix_vars1, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _955916)
^  Call: (187) [user] mfix_vars1([:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _955916)
   Call: (188) [system] var([:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
   Call: (188) [system] atom([:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
   Call: (188) [system] [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]==true
   Call: (188) [system] [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]==false
   Call: (188) [system] (:)=='['
   Call: (188) [system] (:)=='{'
   Call: (188) [system] is_list([synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
   Exit: (188) [system] is_list([synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
   Call: (188) [lists] lists:last([synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _966138)
   Call: (189) [lists] lists:last_([[->, _a, [->, _kt], [->, _rt], 'Nat', _a]], synthesize, _966138)
   Call: (190) [lists] lists:last_([], [->, _a, [->, _kt], [->, _rt], 'Nat', _a], _966138)
   Exit: (190) [lists] lists:last_([], [->, _a, [->, _kt], [->, _rt], 'Nat', _a], [->, _a, [->, _kt], [->, _rt], 'Nat', _a])
   Exit: (189) [lists] lists:last_([[->, _a, [->, _kt], [->, _rt], 'Nat', _a]], synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a])
   Exit: (188) [lists] lists:last([synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], [->, _a, [->, _kt], [->, _rt], 'Nat', _a])
   Call: (188) [system] [->, _a, [->, _kt], [->, _rt], 'Nat', _a]=='}'
   Call: (188) [system] [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]==[_972654, _972660]
   Call: (188) [system] fail
   Call: (188) [system] is_list([:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
   Exit: (188) [system] is_list([:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
^  Call: (188) [user] apply:maplist(mfix_vars1, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _955916)
   Call: (189) [apply] apply:maplist_([:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _955916, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1(:, _978234)
   Call: (191) [system] var(:)
   Call: (191) [system] atom(:)
   Exit: (191) [system] atom(:)
^  Call: (191) [user] symbol_concat($, _981942, :)
   Call: (192) [system] atom_concat($, _981942, :)
   Fail: (192) [system] atom_concat($, _981942, :)
^  Fail: (191) [user] symbol_concat($, _981942, :)
   Call: (191) [system] (:)==true
   Call: (191) [system] (:)==false
   Call: (191) [system] (:)==[_987530, _987536]
   Call: (191) [system] is_list(:)
   Call: (191) [system] string(:)
   Call: (191) [system] compound(:)
^  Call: (191) [user] symbol(:)
   Call: (192) [system] atom(:)
   Exit: (192) [system] atom(:)
^  Exit: (191) [user] symbol(:)
^  Exit: (190) [user] mfix_vars1(:, :)
   Call: (190) [apply] apply:maplist_([synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _978236, user:mfix_vars1)
^  Call: (191) [user] mfix_vars1(synthesize, _996798)
   Call: (192) [system] var(synthesize)
   Call: (192) [system] atom(synthesize)
   Exit: (192) [system] atom(synthesize)
^  Call: (192) [user] symbol_concat($, _1000506, synthesize)
   Call: (193) [system] atom_concat($, _1000506, synthesize)
   Fail: (193) [system] atom_concat($, _1000506, synthesize)
^  Fail: (192) [user] symbol_concat($, _1000506, synthesize)
   Call: (192) [system] synthesize==true
   Call: (192) [system] synthesize==false
   Call: (192) [system] synthesize==[_1006094, _1006100]
   Call: (192) [system] is_list(synthesize)
   Call: (192) [system] string(synthesize)
   Call: (192) [system] compound(synthesize)
^  Call: (192) [user] symbol(synthesize)
   Call: (193) [system] atom(synthesize)
   Exit: (193) [system] atom(synthesize)
^  Exit: (192) [user] symbol(synthesize)
^  Exit: (191) [user] mfix_vars1(synthesize, synthesize)
   Call: (191) [apply] apply:maplist_([[->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _996800, user:mfix_vars1)
^  Call: (192) [user] mfix_vars1([->, _a, [->, _kt], [->, _rt], 'Nat', _a], _1015362)
   Call: (193) [system] var([->, _a, [->, _kt], [->, _rt], 'Nat', _a])
   Call: (193) [system] atom([->, _a, [->, _kt], [->, _rt], 'Nat', _a])
   Call: (193) [system] [->, _a, [->, _kt], [->, _rt], 'Nat', _a]==true
   Call: (193) [system] [->, _a, [->, _kt], [->, _rt], 'Nat', _a]==false
   Call: (193) [system] (->)=='['
   Call: (193) [system] (->)=='{'
   Call: (193) [system] is_list([_a, [->, _kt], [->, _rt], 'Nat', _a])
   Exit: (193) [system] is_list([_a, [->, _kt], [->, _rt], 'Nat', _a])
   Call: (193) [lists] lists:last([_a, [->, _kt], [->, _rt], 'Nat', _a], _1023706)
   Call: (194) [lists] lists:last_([[->, _kt], [->, _rt], 'Nat', _a], _a, _1023706)
   Call: (195) [lists] lists:last_([[->, _rt], 'Nat', _a], [->, _kt], _1023706)
   Call: (196) [lists] lists:last_(['Nat', _a], [->, _rt], _1023706)
   Call: (197) [lists] lists:last_([_a], 'Nat', _1023706)
   Call: (198) [lists] lists:last_([], _a, _1023706)
   Exit: (198) [lists] lists:last_([], _a, _a)
   Exit: (197) [lists] lists:last_([_a], 'Nat', _a)
   Exit: (196) [lists] lists:last_(['Nat', _a], [->, _rt], _a)
   Exit: (195) [lists] lists:last_([[->, _rt], 'Nat', _a], [->, _kt], _a)
   Exit: (194) [lists] lists:last_([[->, _kt], [->, _rt], 'Nat', _a], _a, _a)
   Exit: (193) [lists] lists:last([_a, [->, _kt], [->, _rt], 'Nat', _a], _a)
   Call: (193) [system] _a=='}'
   Call: (193) [system] [->, _a, [->, _kt], [->, _rt], 'Nat', _a]==[_1035814, _1035820]
   Call: (193) [system] fail
   Call: (193) [system] is_list([->, _a, [->, _kt], [->, _rt], 'Nat', _a])
   Exit: (193) [system] is_list([->, _a, [->, _kt], [->, _rt], 'Nat', _a])
^  Call: (193) [user] apply:maplist(mfix_vars1, [->, _a, [->, _kt], [->, _rt], 'Nat', _a], _1015362)
   Call: (194) [apply] apply:maplist_([->, _a, [->, _kt], [->, _rt], 'Nat', _a], _1015362, user:mfix_vars1)
^  Call: (195) [user] mfix_vars1(->, _1041394)
   Call: (196) [system] var(->)
   Call: (196) [system] atom(->)
   Exit: (196) [system] atom(->)
^  Call: (196) [user] symbol_concat($, _1045102, ->)
   Call: (197) [system] atom_concat($, _1045102, ->)
   Fail: (197) [system] atom_concat($, _1045102, ->)
^  Fail: (196) [user] symbol_concat($, _1045102, ->)
   Call: (196) [system] (->)==true
   Call: (196) [system] (->)==false
   Call: (196) [system] (->)==[_1050690, _1050696]
   Call: (196) [system] is_list(->)
   Call: (196) [system] string(->)
   Call: (196) [system] compound(->)
^  Call: (196) [user] symbol(->)
   Call: (197) [system] atom(->)
   Exit: (197) [system] atom(->)
^  Exit: (196) [user] symbol(->)
^  Exit: (195) [user] mfix_vars1(->, ->)
   Call: (195) [apply] apply:maplist_([_a, [->, _kt], [->, _rt], 'Nat', _a], _1041396, user:mfix_vars1)
^  Call: (196) [user] mfix_vars1(_a, _1059958)
   Call: (197) [system] var(_a)
   Call: (197) [system] atom(_a)
   Call: (197) [system] _a==true
   Call: (197) [system] _a==false
   Call: (197) [system] _a==[_1064600, _1064606]
   Call: (197) [system] is_list(_a)
   Call: (197) [system] string(_a)
   Call: (197) [system] compound(_a)
   Exit: (197) [system] compound(_a)
   Call: (197) [system] compound_name_arguments(_a, _1069234, _1069236)
   Exit: (197) [system] compound_name_arguments(_a, '$VAR', ['_a'])
   Call: (197) [system] '$VAR'\=='$VAR'
^  Exit: (184) [user] trly(mfix_vars1, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
^  Exit: (183) [system] once(user:trly(mfix_vars1, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]))
^  Exit: (182) [user] must_det_ll(user:trly(mfix_vars1, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]))
^  Call: (182) [user] must_det_ll(trly(cons_to_c, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _1074828))
^  Call: (183) [user] once(user:trly(cons_to_c, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _1074828))
^  Call: (184) [user] trly(cons_to_c, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _1074828)
^  Call: (185) [user] once(call(cons_to_c, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _1077628))
^  Call: (186) [user] call(cons_to_c, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _1077628)
^  Call: (187) [user] cons_to_c([:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _1077628)
^  Call: (188) [user] no_cons_reduce
^  Exit: (188) [user] no_cons_reduce
^  Exit: (187) [user] cons_to_c([:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
^  Exit: (186) [system] call(user:cons_to_c, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
^  Exit: (185) [system] once(user:call(cons_to_c, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]))
   Call: (185) [system] [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]\=@=[:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]
^  Exit: (184) [user] trly(cons_to_c, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
^  Exit: (183) [system] once(user:trly(cons_to_c, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]))
^  Exit: (182) [user] must_det_ll(user:trly(cons_to_c, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]))
^  Call: (182) [user] must_det_ll(trly(cons_to_l, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _950300))
^  Call: (183) [user] once(user:trly(cons_to_l, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _950300))
^  Call: (184) [user] trly(cons_to_l, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _950300)
^  Call: (185) [user] once(call(cons_to_l, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _1091586))
^  Call: (186) [user] call(cons_to_l, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _1091586)
^  Call: (187) [user] cons_to_l([:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _1091586)
^  Call: (188) [user] no_cons_reduce
^  Exit: (188) [user] no_cons_reduce
^  Exit: (187) [user] cons_to_l([:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
^  Exit: (186) [system] call(user:cons_to_l, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
^  Exit: (185) [system] once(user:call(cons_to_l, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]))
   Call: (185) [system] [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]\=@=[:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]
^  Exit: (184) [user] trly(cons_to_l, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
^  Exit: (183) [system] once(user:trly(cons_to_l, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]))
^  Exit: (182) [user] must_det_ll(user:trly(cons_to_l, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]))
^  Exit: (181) [user] untyped_to_metta([:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
^  Exit: (180) [system] call(user:untyped_to_metta, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
^  Exit: (179) [system] once(user:call(untyped_to_metta, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]))
   Call: (179) [system] [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]\=@=[:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]
^  Exit: (178) [user] trly(untyped_to_metta, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
^  Exit: (177) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
   Call: (177) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])))
   Exit: (177) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])))
^  Exit: (176) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
^  Exit: (175) [user] parse_sexpr_metta_IO((0x55fbb4538270), [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
^  Exit: (171) [user] read_sform((0x55fbb4538270), [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
^  Exit: (170) [system] once(user:read_sform((0x55fbb4538270), [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55fbb4538270), [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]))
   Call: (169) [system] [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]==end_of_file
   Fail: (169) [system] [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]), 98]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55fbb44dfd70), [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], nthesize_long_1727480696_9164743, 98)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]), 98]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1727480706.6966767)
   Call: (173) [system] arg(1, t(1727480705.4366713), _3148)
   Exit: (173) [system] arg(1, t(1727480705.4366713), 1727480705.4366713)
   Call: (173) [system] _3158 is 1727480706.6966767-1727480705.4366713
   Exit: (173) [system] 1.2600054740905762 is 1727480706.6966767-1727480705.4366713
   Call: (173) [system] 1.2600054740905762>4
   Fail: (173) [system] 1.2600054740905762>4
^  Exit: (171) [user] if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]), 98]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 15)
   Call: (175) [system] atom(15+1)
   Call: (175) [system] set_flag(translated_forms, 16)
   Exit: (175) [system] set_flag(translated_forms, 16)
   Exit: (174) [$syspreds] update_flag(translated_forms, 15, 15+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 15, 15+1))
   Exit: (171) [$syspreds] flag(translated_forms, 15, 15+1)
^  Call: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], nthesize_long_1727480696_9164743, 98)
^  Call: (172) [user] s2t_iz(nthesize_long_1727480696_9164743, _1143984, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _1143986)
   Call: (173) [system] (:)==(:)
   Exit: (173) [system] (:)==(:)
   Call: (173) [system] is_list([->, _a, [->, _kt], [->, _rt], 'Nat', _a])
   Exit: (173) [system] is_list([->, _a, [->, _kt], [->, _rt], 'Nat', _a])
^  Call: (173) [user] mangle_iz(nthesize_long_1727480696_9164743, _1143984)
^  Call: (174) [user] symbol_concat(nthesize_long_1727480696_9164743, '_iz', _1143984)
   Call: (175) [system] atom_concat(nthesize_long_1727480696_9164743, '_iz', _1143984)
   Exit: (175) [system] atom_concat(nthesize_long_1727480696_9164743, '_iz', nthesize_long_1727480696_9164743_iz)
^  Exit: (174) [user] symbol_concat(nthesize_long_1727480696_9164743, '_iz', nthesize_long_1727480696_9164743_iz)
^  Exit: (173) [user] mangle_iz(nthesize_long_1727480696_9164743, nthesize_long_1727480696_9164743_iz)
^  Call: (173) [user] apply:maplist(s2t, [->, _a, [->, _kt], [->, _rt], 'Nat', _a], _1144928)
   Call: (174) [apply] apply:maplist_([->, _a, [->, _kt], [->, _rt], 'Nat', _a], _1144928, user:s2t)
^  Call: (175) [user] s2t(->, _1156096)
   Call: (176) [system] compound(->)
   Call: (176) [system] (->)=_1156096
   Exit: (176) [system] (->)=(->)
^  Exit: (175) [user] s2t(->, ->)
   Call: (175) [apply] apply:maplist_([_a, [->, _kt], [->, _rt], 'Nat', _a], _1156098, user:s2t)
^  Call: (176) [user] s2t(_a, _1161670)
   Call: (177) [system] compound(_a)
   Exit: (177) [system] compound(_a)
   Call: (177) [system] is_list(_a)
^  Call: (177) [user] s2tl(_a, _1161670)
   Call: (178) [system] compound(_a)
   Exit: (178) [system] compound(_a)
^  Exit: (177) [user] s2tl(_a, _a)
^  Exit: (176) [user] s2t(_a, _a)
   Call: (176) [apply] apply:maplist_([[->, _kt], [->, _rt], 'Nat', _a], _1161672, user:s2t)
^  Call: (177) [user] s2t([->, _kt], _1170940)
   Call: (178) [system] compound([->, _kt])
   Exit: (178) [system] compound([->, _kt])
   Call: (178) [system] (->)==(->)
   Exit: (178) [system] (->)==(->)
^  Call: (178) [user] s2tl([_kt], _1175576)
   Call: (179) [system] compound([_kt])
   Exit: (179) [system] compound([_kt])
^  Call: (179) [user] s2t(_kt, _1178356)
   Call: (180) [system] compound(_kt)
   Exit: (180) [system] compound(_kt)
   Call: (180) [system] is_list(_kt)
^  Call: (180) [user] s2tl(_kt, _1178356)
   Call: (181) [system] compound(_kt)
   Exit: (181) [system] compound(_kt)
^  Exit: (180) [user] s2tl(_kt, _kt)
^  Exit: (179) [user] s2t(_kt, _kt)
^  Call: (179) [user] s2tl([], _1178358)
   Call: (180) [system] compound([])
   Call: (180) [system] []=_1178358
   Exit: (180) [system] []=[]
^  Exit: (179) [user] s2tl([], [])
^  Exit: (178) [user] s2tl([_kt], [_kt])
   Call: (178) [system] _1170940=..[->, [_kt]]
   Exit: (178) [system] ->([_kt])=..[->, [_kt]]
^  Exit: (177) [user] s2t([->, _kt], ->([_kt]))
   Call: (177) [apply] apply:maplist_([[->, _rt], 'Nat', _a], _1170942, user:s2t)
^  Call: (178) [user] s2t([->, _rt], _1195990)
   Call: (179) [system] compound([->, _rt])
   Exit: (179) [system] compound([->, _rt])
   Call: (179) [system] (->)==(->)
   Exit: (179) [system] (->)==(->)
^  Call: (179) [user] s2tl([_rt], _1200626)
   Call: (180) [system] compound([_rt])
   Exit: (180) [system] compound([_rt])
^  Call: (180) [user] s2t(_rt, _1203406)
   Call: (181) [system] compound(_rt)
   Exit: (181) [system] compound(_rt)
   Call: (181) [system] is_list(_rt)
^  Call: (181) [user] s2tl(_rt, _1203406)
   Call: (182) [system] compound(_rt)
   Exit: (182) [system] compound(_rt)
^  Exit: (181) [user] s2tl(_rt, _rt)
^  Exit: (180) [user] s2t(_rt, _rt)
^  Call: (180) [user] s2tl([], _1203408)
   Call: (181) [system] compound([])
   Call: (181) [system] []=_1203408
   Exit: (181) [system] []=[]
^  Exit: (180) [user] s2tl([], [])
^  Exit: (179) [user] s2tl([_rt], [_rt])
   Call: (179) [system] _1195990=..[->, [_rt]]
   Exit: (179) [system] ->([_rt])=..[->, [_rt]]
^  Exit: (178) [user] s2t([->, _rt], ->([_rt]))
   Call: (178) [apply] apply:maplist_(['Nat', _a], _1195992, user:s2t)
^  Call: (179) [user] s2t('Nat', _1221040)
   Call: (180) [system] compound('Nat')
   Call: (180) [system] 'Nat'=_1221040
   Exit: (180) [system] 'Nat'='Nat'
^  Exit: (179) [user] s2t('Nat', 'Nat')
   Call: (179) [apply] apply:maplist_([_a], _1221042, user:s2t)
^  Call: (180) [user] s2t(_a, _1226614)
   Call: (181) [system] compound(_a)
   Exit: (181) [system] compound(_a)
   Call: (181) [system] is_list(_a)
^  Call: (181) [user] s2tl(_a, _1226614)
   Call: (182) [system] compound(_a)
   Exit: (182) [system] compound(_a)
^  Exit: (181) [user] s2tl(_a, _a)
^  Exit: (180) [user] s2t(_a, _a)
   Call: (180) [apply] apply:maplist_([], _1226616, user:s2t)
   Exit: (180) [apply] apply:maplist_([], [], user:s2t)
   Exit: (179) [apply] apply:maplist_([_a], [_a], user:s2t)
   Exit: (178) [apply] apply:maplist_(['Nat', _a], ['Nat', _a], user:s2t)
   Exit: (177) [apply] apply:maplist_([[->, _rt], 'Nat', _a], [->([_rt]), 'Nat', _a], user:s2t)
   Exit: (176) [apply] apply:maplist_([[->, _kt], [->, _rt], 'Nat', _a], [->([_kt]), ->([_rt]), 'Nat', _a], user:s2t)
   Exit: (175) [apply] apply:maplist_([_a, [->, _kt], [->, _rt], 'Nat', _a], [_a, ->([_kt]), ->([_rt]), 'Nat', _a], user:s2t)
   Exit: (174) [apply] apply:maplist_([->, _a, [->, _kt], [->, _rt], 'Nat', _a], [->, _a, ->([_kt]), ->([_rt]), 'Nat', _a], user:s2t)
^  Exit: (173) [apply] apply:maplist(user:s2t, [->, _a, [->, _kt], [->, _rt], 'Nat', _a], [->, _a, ->([_kt]), ->([_rt]), 'Nat', _a])
^  Exit: (172) [user] s2t_iz(nthesize_long_1727480696_9164743, nthesize_long_1727480696_9164743_iz, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], [synthesize, ->, _a, ->([_kt]), ->([_rt]), 'Nat', _a])
^  Call: (172) [user] relistify([synthesize, ->, _a, ->([_kt]), ->([_rt]), 'Nat', _a], _1244280)
   Call: (173) [system] is_list([synthesize, ->, _a, ->([_kt]), ->([_rt]), 'Nat', _a])
   Exit: (173) [system] is_list([synthesize, ->, _a, ->([_kt]), ->([_rt]), 'Nat', _a])
   Call: (173) [system] _1244280=[synthesize, ->, _a, ->([_kt]), ->([_rt]), 'Nat', _a]
   Exit: (173) [system] [synthesize, ->, _a, ->([_kt]), ->([_rt]), 'Nat', _a]=[synthesize, ->, _a, ->([_kt]), ->([_rt]), 'Nat', _a]
^  Exit: (172) [user] relistify([synthesize, ->, _a, ->([_kt]), ->([_rt]), 'Nat', _a], [synthesize, ->, _a, ->([_kt]), ->([_rt]), 'Nat', _a])
   Call: (172) [system] _1249842=..[nthesize_long_1727480696_9164743_iz, 98, synthesize, ->, _a, ->([_kt]), ->([_rt]), 'Nat', _a]
   Exit: (172) [system] nthesize_long_1727480696_9164743_iz(98, synthesize, ->, _a, ->([_kt]), ->([_rt]), 'Nat', _a)=..[nthesize_long_1727480696_9164743_iz, 98, synthesize, ->, _a, ->([_kt]), ->([_rt]), 'Nat', _a]
^  Call: (172) [user] format((0x55fbb44dfd70), "~q.~n", [nthesize_long_1727480696_9164743_iz(98, synthesize, ->, _a, ->([_kt]), ->([_rt]), 'Nat', _a)])
^  Exit: (172) [user] format((0x55fbb44dfd70), "~q.~n", [nthesize_long_1727480696_9164743_iz(98, synthesize, ->, _a, ->([_kt]), ->([_rt]), 'Nat', _a)])
^  Exit: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], nthesize_long_1727480696_9164743, 98)
^  Exit: (169) [system] once(user:(if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]), 98]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 15, 15+1), write_metta_datalog_term((0x55fbb44dfd70), [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], nthesize_long_1727480696_9164743, 98)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55fbb4538270))
   Fail: (169) [system] at_end_of_stream((0x55fbb4538270))
^  Call: (169) [user] must_det_ll(line_count((0x55fbb4538270), _3074))
^  Call: (170) [user] once(user:line_count((0x55fbb4538270), _3074))
   Call: (171) [system] line_count((0x55fbb4538270), _3074)
   Exit: (171) [system] line_count((0x55fbb4538270), 105)
^  Exit: (170) [system] once(user:line_count((0x55fbb4538270), 105))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55fbb4538270), 105))
^  Call: (169) [user] must_det_ll(read_sform((0x55fbb4538270), _3084))
^  Call: (170) [user] once(user:read_sform((0x55fbb4538270), _3084))
^  Call: (171) [user] read_sform((0x55fbb4538270), _3084)
   Call: (172) [system] string((0x55fbb4538270))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (173) [system] string((0x55fbb4538270))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (174) [system] at_end_of_stream((0x55fbb4538270))
   Call: (174) [system] peek_char((0x55fbb4538270), _1275042)
   Exit: (174) [system] peek_char((0x55fbb4538270), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55fbb4538270), '\n')
   Exit: (174) [system] get_char((0x55fbb4538270), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), _3084)
   Call: (175) [system] at_end_of_stream((0x55fbb4538270))
   Call: (175) [system] peek_char((0x55fbb4538270), _1282464)
   Exit: (175) [system] peek_char((0x55fbb4538270), '\n')
   Call: (175) [system] char_type('\n', space)
   Exit: (175) [system] char_type('\n', space)
   Call: (175) [system] get_char((0x55fbb4538270), '\n')
   Exit: (175) [system] get_char((0x55fbb4538270), '\n')
^  Call: (175) [user] parse_sexpr_metta_IO((0x55fbb4538270), _3084)
   Call: (176) [system] at_end_of_stream((0x55fbb4538270))
   Call: (176) [system] peek_char((0x55fbb4538270), _1289886)
   Exit: (176) [system] peek_char((0x55fbb4538270), '\n')
   Call: (176) [system] char_type('\n', space)
   Exit: (176) [system] char_type('\n', space)
   Call: (176) [system] get_char((0x55fbb4538270), '\n')
   Exit: (176) [system] get_char((0x55fbb4538270), '\n')
^  Call: (176) [user] parse_sexpr_metta_IO((0x55fbb4538270), _3084)
   Call: (177) [system] at_end_of_stream((0x55fbb4538270))
   Call: (177) [system] peek_char((0x55fbb4538270), _1297308)
   Exit: (177) [system] peek_char((0x55fbb4538270), '(')
   Call: (177) [system] char_type('(', space)
^  Call: (177) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (178) [system] string((0x55fbb4538270))
^  Exit: (177) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (177) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (178) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (179) [system] at_end_of_stream((0x55fbb4538270))
   Call: (179) [system] peek_char((0x55fbb4538270), _1305646)
   Exit: (179) [system] peek_char((0x55fbb4538270), '(')
   Call: (179) [system] char_type('(', space)
   Call: (179) [system] _1308432=(0x55fbb4538270)
   Exit: (179) [system] (0x55fbb4538270)=(0x55fbb4538270)
^  Call: (179) [user] once((read_position((0x55fbb4538270), _1310300, _1310302, _1310304, _1310306), read_sexpr((0x55fbb4538270), _1310318), assertz(metta_file_comment(_1310300, _1310302, _1310304, _1310318, _1310306))))
^  Call: (181) [user] read_position((0x55fbb4538270), _1310300, _1310302, _1310304, _1310306)
   Call: (182) [system] stream_property((0x55fbb4538270), position(_1310306))
   Call: (183) [system] nonvar((0x55fbb4538270))
   Exit: (183) [system] nonvar((0x55fbb4538270))
   Call: (183) [system] nonvar(position(_1310306))
   Exit: (183) [system] nonvar(position(_1310306))
   Exit: (182) [system] stream_property((0x55fbb4538270), position('$stream_position'(4259, 108, 0, 4259)))
   Call: (182) [$syspreds] stream_position_data(line_count, '$stream_position'(4259, 108, 0, 4259), _1310300)
   Call: (183) [system] nonvar(line_count)
   Exit: (183) [system] nonvar(line_count)
   Call: (183) [$syspreds] stream_position_field(line_count, _1320558)
   Exit: (183) [$syspreds] stream_position_field(line_count, 2)
   Call: (183) [system] arg(2, '$stream_position'(4259, 108, 0, 4259), _1310300)
   Exit: (183) [system] arg(2, '$stream_position'(4259, 108, 0, 4259), 108)
   Exit: (182) [$syspreds] stream_position_data(line_count, '$stream_position'(4259, 108, 0, 4259), 108)
   Call: (182) [$syspreds] stream_position_data(line_position, '$stream_position'(4259, 108, 0, 4259), _1310302)
   Call: (183) [system] nonvar(line_position)
   Exit: (183) [system] nonvar(line_position)
   Call: (183) [$syspreds] stream_position_field(line_position, _1327992)
   Exit: (183) [$syspreds] stream_position_field(line_position, 3)
   Call: (183) [system] arg(3, '$stream_position'(4259, 108, 0, 4259), _1310302)
   Exit: (183) [system] arg(3, '$stream_position'(4259, 108, 0, 4259), 0)
   Exit: (182) [$syspreds] stream_position_data(line_position, '$stream_position'(4259, 108, 0, 4259), 0)
   Call: (182) [$syspreds] stream_position_data(char_count, '$stream_position'(4259, 108, 0, 4259), _1310304)
   Call: (183) [system] nonvar(char_count)
   Exit: (183) [system] nonvar(char_count)
   Call: (183) [$syspreds] stream_position_field(char_count, _1335426)
   Exit: (183) [$syspreds] stream_position_field(char_count, 1)
   Call: (183) [system] arg(1, '$stream_position'(4259, 108, 0, 4259), _1310304)
   Exit: (183) [system] arg(1, '$stream_position'(4259, 108, 0, 4259), 4259)
   Exit: (182) [$syspreds] stream_position_data(char_count, '$stream_position'(4259, 108, 0, 4259), 4259)
^  Exit: (181) [user] read_position((0x55fbb4538270), 108, 0, 4259, '$stream_position'(4259, 108, 0, 4259))
^  Call: (181) [user] read_sexpr((0x55fbb4538270), _1310318)
   Call: (182) [system] string((0x55fbb4538270))
   Fail: (182) [system] string((0x55fbb4538270))
^  Call: (182) [user] cont_sexpr(')', (0x55fbb4538270), _1310318)
^  Call: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _1345652)
   Exit: (184) [system] peek_char((0x55fbb4538270), '(')
   Call: (184) [system] '('=(;)
   Fail: (184) [system] '('=(;)
   Call: (184) [system] '('=(/)
   Fail: (184) [system] '('=(/)
^  Call: (184) [user] is_like_space('(')
   Call: (185) [system] char_type('(', 'white')
   Fail: (185) [system] char_type('(', 'white')
   Call: (185) [system] char_type('(', end_of_line)
   Fail: (185) [system] char_type('(', end_of_line)
   Call: (185) [system] char_type('(', space)
   Fail: (185) [system] char_type('(', space)
   Call: (185) [system] char_type('(', cntrl)
   Fail: (185) [system] char_type('(', cntrl)
^  Fail: (184) [user] is_like_space('(')
^  Exit: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] get_char((0x55fbb4538270), _1361662)
   Exit: (183) [system] get_char((0x55fbb4538270), '(')
   Call: (183) [system] '('='('
   Exit: (183) [system] '('='('
^  Call: (183) [user] read_list(')', (0x55fbb4538270), _1310318)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1367232)
   Exit: (185) [system] peek_char((0x55fbb4538270), :)
   Call: (185) [system] (:)=(;)
   Fail: (185) [system] (:)=(;)
   Call: (185) [system] (:)=(/)
   Fail: (185) [system] (:)=(/)
^  Call: (185) [user] is_like_space(:)
   Call: (186) [system] char_type(:, 'white')
   Fail: (186) [system] char_type(:, 'white')
   Call: (186) [system] char_type(:, end_of_line)
   Fail: (186) [system] char_type(:, end_of_line)
   Call: (186) [system] char_type(:, space)
   Fail: (186) [system] char_type(:, space)
   Call: (186) [system] char_type(:, cntrl)
   Fail: (186) [system] char_type(:, cntrl)
^  Fail: (185) [user] is_like_space(:)
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _1383242)
   Exit: (184) [system] peek_char((0x55fbb4538270), :)
   Call: (184) [system] (:)=')'
   Fail: (184) [system] (:)=')'
   Call: (184) [system] (:)=end_of_file
   Fail: (184) [system] (:)=end_of_file
^  Call: (184) [user] cont_sexpr(')', (0x55fbb4538270), _1388812)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1390670)
   Exit: (186) [system] peek_char((0x55fbb4538270), :)
   Call: (186) [system] (:)=(;)
   Fail: (186) [system] (:)=(;)
   Call: (186) [system] (:)=(/)
   Fail: (186) [system] (:)=(/)
^  Call: (186) [user] is_like_space(:)
   Call: (187) [system] char_type(:, 'white')
   Fail: (187) [system] char_type(:, 'white')
   Call: (187) [system] char_type(:, end_of_line)
   Fail: (187) [system] char_type(:, end_of_line)
   Call: (187) [system] char_type(:, space)
   Fail: (187) [system] char_type(:, space)
   Call: (187) [system] char_type(:, cntrl)
   Fail: (187) [system] char_type(:, cntrl)
^  Fail: (186) [user] is_like_space(:)
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] get_char((0x55fbb4538270), _1406680)
   Exit: (185) [system] get_char((0x55fbb4538270), :)
   Call: (185) [system] (:)='('
   Fail: (185) [system] (:)='('
   Call: (185) [system] (:)='['
   Fail: (185) [system] (:)='['
   Call: (185) [system] (:)='{'
   Fail: (185) [system] (:)='{'
   Call: (185) [system] (:)='"'
   Fail: (185) [system] (:)='"'
   Call: (185) [system] (:)=!
   Fail: (185) [system] (:)=!
   Call: (185) [system] (:)='\''
   Fail: (185) [system] (:)='\''
   Call: (185) [system] (:)='`'
   Fail: (185) [system] (:)='`'
   Call: (185) [system] (:)=end_of_file
   Fail: (185) [system] (:)=end_of_file
^  Call: (185) [user] read_symbolic(')', (0x55fbb4538270), :, _1388812)
^  Call: (186) [user] read_symbolic_cont(')', (0x55fbb4538270), _1424322)
   Call: (187) [system] peek_char((0x55fbb4538270), _1425256)
   Exit: (187) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (187) [user] is_delimiter(' ')
   Call: (188) [system] char_type(' ', space)
   Exit: (188) [system] char_type(' ', space)
^  Exit: (187) [user] is_delimiter(' ')
   Call: (187) [system] _1424322=[]
   Exit: (187) [system] []=[]
^  Exit: (186) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (186) [user] classify_and_convert_charseq([:], _1388812)
^  Call: (187) [user] classify_and_convert_charseq_([:], _1434540)
^  Call: (189) [system] setup_call_cleanup('$notrace'(_1435492, _1435494), once(user:catch(read_from_chars([:], _1434540), _1435474, fail)), '$restore_trace'(_1435492, _1435494))
^  Call: (190) [system] sig_atomic(system:'$notrace'(_1435492, _1435494))
^  Exit: (189) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1435474, fail)), system:'$restore_trace'(3, -1))
   Call: (188) [system] atomic(:)
   Exit: (188) [system] atomic(:)
^  Exit: (187) [user] classify_and_convert_charseq_([:], :)
   Call: (187) [system] integer(:)
   Fail: (187) [system] integer(:)
   Call: (187) [system] _1388812=(:)
   Exit: (187) [system] (:)=(:)
^  Exit: (186) [user] classify_and_convert_charseq([:], :)
^  Exit: (185) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (184) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (184) [user] read_list(')', (0x55fbb4538270), _1447620)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1449478)
   Exit: (186) [system] peek_char((0x55fbb4538270), ' ')
   Call: (186) [system] ' '=(;)
   Fail: (186) [system] ' '=(;)
   Call: (186) [system] ' '=(/)
   Fail: (186) [system] ' '=(/)
^  Call: (186) [user] is_like_space(' ')
   Call: (187) [system] char_type(' ', 'white')
   Exit: (187) [system] char_type(' ', 'white')
^  Exit: (186) [user] is_like_space(' ')
   Call: (186) [system] get_char((0x55fbb4538270), _1459072)
   Exit: (186) [system] get_char((0x55fbb4538270), ' ')
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1461776)
   Exit: (187) [system] peek_char((0x55fbb4538270), r)
   Call: (187) [system] r=(;)
   Fail: (187) [system] r=(;)
   Call: (187) [system] r=(/)
   Fail: (187) [system] r=(/)
^  Call: (187) [user] is_like_space(r)
   Call: (188) [system] char_type(r, 'white')
   Fail: (188) [system] char_type(r, 'white')
   Call: (188) [system] char_type(r, end_of_line)
   Fail: (188) [system] char_type(r, end_of_line)
   Call: (188) [system] char_type(r, space)
   Fail: (188) [system] char_type(r, space)
   Call: (188) [system] char_type(r, cntrl)
   Fail: (188) [system] char_type(r, cntrl)
^  Fail: (187) [user] is_like_space(r)
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1478710)
   Exit: (185) [system] peek_char((0x55fbb4538270), r)
   Call: (185) [system] r=')'
   Fail: (185) [system] r=')'
   Call: (185) [system] r=end_of_file
   Fail: (185) [system] r=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55fbb4538270), _1484280)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1486138)
   Exit: (187) [system] peek_char((0x55fbb4538270), r)
   Call: (187) [system] r=(;)
   Fail: (187) [system] r=(;)
   Call: (187) [system] r=(/)
   Fail: (187) [system] r=(/)
^  Call: (187) [user] is_like_space(r)
   Call: (188) [system] char_type(r, 'white')
   Fail: (188) [system] char_type(r, 'white')
   Call: (188) [system] char_type(r, end_of_line)
   Fail: (188) [system] char_type(r, end_of_line)
   Call: (188) [system] char_type(r, space)
   Fail: (188) [system] char_type(r, space)
   Call: (188) [system] char_type(r, cntrl)
   Fail: (188) [system] char_type(r, cntrl)
^  Fail: (187) [user] is_like_space(r)
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] get_char((0x55fbb4538270), _1502148)
   Exit: (186) [system] get_char((0x55fbb4538270), r)
   Call: (186) [system] r='('
   Fail: (186) [system] r='('
   Call: (186) [system] r='['
   Fail: (186) [system] r='['
   Call: (186) [system] r='{'
   Fail: (186) [system] r='{'
   Call: (186) [system] r='"'
   Fail: (186) [system] r='"'
   Call: (186) [system] r=!
   Fail: (186) [system] r=!
   Call: (186) [system] r='\''
   Fail: (186) [system] r='\''
   Call: (186) [system] r='`'
   Fail: (186) [system] r='`'
   Call: (186) [system] r=end_of_file
   Fail: (186) [system] r=end_of_file
^  Call: (186) [user] read_symbolic(')', (0x55fbb4538270), r, _1484280)
^  Call: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), _1519790)
   Call: (188) [system] peek_char((0x55fbb4538270), _1520724)
   Exit: (188) [system] peek_char((0x55fbb4538270), b)
^  Call: (188) [user] is_delimiter(b)
   Call: (189) [system] char_type(b, space)
   Fail: (189) [system] char_type(b, space)
   Call: (189) [system] arg(_1525444, v('(', ')', end_of_file), b)
   Fail: (189) [system] arg(_1526376, v('(', ')', end_of_file), b)
^  Fail: (188) [user] is_delimiter(b)
   Call: (188) [system] ')'==b
   Fail: (188) [system] ')'==b
   Call: (188) [system] get_char((0x55fbb4538270), b)
   Exit: (188) [system] get_char((0x55fbb4538270), b)
   Call: (188) [system] b=(\)
   Fail: (188) [system] b=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _1533726)
   Call: (189) [system] peek_char((0x55fbb4538270), _1534660)
   Exit: (189) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (189) [user] is_delimiter(' ')
   Call: (190) [system] char_type(' ', space)
   Exit: (190) [system] char_type(' ', space)
^  Exit: (189) [user] is_delimiter(' ')
   Call: (189) [system] _1533726=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (188) [system] _1519790=[b]
   Exit: (188) [system] [b]=[b]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
^  Call: (187) [user] classify_and_convert_charseq([r, b], _1484280)
^  Call: (188) [user] classify_and_convert_charseq_([r, b], _1546738)
^  Call: (190) [system] setup_call_cleanup('$notrace'(_1547690, _1547692), once(user:catch(read_from_chars([r, b], _1546738), _1547672, fail)), '$restore_trace'(_1547690, _1547692))
^  Call: (191) [system] sig_atomic(system:'$notrace'(_1547690, _1547692))
^  Exit: (190) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([r, b], rb), _1547672, fail)), system:'$restore_trace'(3, -1))
   Call: (189) [system] atomic(rb)
   Exit: (189) [system] atomic(rb)
^  Exit: (188) [user] classify_and_convert_charseq_([r, b], rb)
   Call: (188) [system] integer(rb)
   Fail: (188) [system] integer(rb)
   Call: (188) [system] _1484280=rb
   Exit: (188) [system] rb=rb
^  Exit: (187) [user] classify_and_convert_charseq([r, b], rb)
^  Exit: (186) [user] read_symbolic(')', (0x55fbb4538270), r, rb)
^  Exit: (185) [user] cont_sexpr(')', (0x55fbb4538270), rb)
^  Call: (185) [user] read_list(')', (0x55fbb4538270), _1559818)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1561676)
   Exit: (187) [system] peek_char((0x55fbb4538270), ' ')
   Call: (187) [system] ' '=(;)
   Fail: (187) [system] ' '=(;)
   Call: (187) [system] ' '=(/)
   Fail: (187) [system] ' '=(/)
^  Call: (187) [user] is_like_space(' ')
   Call: (188) [system] char_type(' ', 'white')
   Exit: (188) [system] char_type(' ', 'white')
^  Exit: (187) [user] is_like_space(' ')
   Call: (187) [system] get_char((0x55fbb4538270), _1571270)
   Exit: (187) [system] get_char((0x55fbb4538270), ' ')
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1573974)
   Exit: (188) [system] peek_char((0x55fbb4538270), '(')
   Call: (188) [system] '('=(;)
   Fail: (188) [system] '('=(;)
   Call: (188) [system] '('=(/)
   Fail: (188) [system] '('=(/)
^  Call: (188) [user] is_like_space('(')
   Call: (189) [system] char_type('(', 'white')
   Fail: (189) [system] char_type('(', 'white')
   Call: (189) [system] char_type('(', end_of_line)
   Fail: (189) [system] char_type('(', end_of_line)
   Call: (189) [system] char_type('(', space)
   Fail: (189) [system] char_type('(', space)
   Call: (189) [system] char_type('(', cntrl)
   Fail: (189) [system] char_type('(', cntrl)
^  Fail: (188) [user] is_like_space('(')
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1590908)
   Exit: (186) [system] peek_char((0x55fbb4538270), '(')
   Call: (186) [system] '('=')'
   Fail: (186) [system] '('=')'
   Call: (186) [system] '('=end_of_file
   Fail: (186) [system] '('=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55fbb4538270), _1596478)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1598336)
   Exit: (188) [system] peek_char((0x55fbb4538270), '(')
   Call: (188) [system] '('=(;)
   Fail: (188) [system] '('=(;)
   Call: (188) [system] '('=(/)
   Fail: (188) [system] '('=(/)
^  Call: (188) [user] is_like_space('(')
   Call: (189) [system] char_type('(', 'white')
   Fail: (189) [system] char_type('(', 'white')
   Call: (189) [system] char_type('(', end_of_line)
   Fail: (189) [system] char_type('(', end_of_line)
   Call: (189) [system] char_type('(', space)
   Fail: (189) [system] char_type('(', space)
   Call: (189) [system] char_type('(', cntrl)
   Fail: (189) [system] char_type('(', cntrl)
^  Fail: (188) [user] is_like_space('(')
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] get_char((0x55fbb4538270), _1614346)
   Exit: (187) [system] get_char((0x55fbb4538270), '(')
   Call: (187) [system] '('='('
   Exit: (187) [system] '('='('
^  Call: (187) [user] read_list(')', (0x55fbb4538270), _1596478)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1619916)
   Exit: (189) [system] peek_char((0x55fbb4538270), -)
   Call: (189) [system] (-)=(;)
   Fail: (189) [system] (-)=(;)
   Call: (189) [system] (-)=(/)
   Fail: (189) [system] (-)=(/)
^  Call: (189) [user] is_like_space(-)
   Call: (190) [system] char_type(-, 'white')
   Fail: (190) [system] char_type(-, 'white')
   Call: (190) [system] char_type(-, end_of_line)
   Fail: (190) [system] char_type(-, end_of_line)
   Call: (190) [system] char_type(-, space)
   Fail: (190) [system] char_type(-, space)
   Call: (190) [system] char_type(-, cntrl)
   Fail: (190) [system] char_type(-, cntrl)
^  Fail: (189) [user] is_like_space(-)
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1635926)
   Exit: (188) [system] peek_char((0x55fbb4538270), -)
   Call: (188) [system] (-)=')'
   Fail: (188) [system] (-)=')'
   Call: (188) [system] (-)=end_of_file
   Fail: (188) [system] (-)=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55fbb4538270), _1641496)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1643354)
   Exit: (190) [system] peek_char((0x55fbb4538270), -)
   Call: (190) [system] (-)=(;)
   Fail: (190) [system] (-)=(;)
   Call: (190) [system] (-)=(/)
   Fail: (190) [system] (-)=(/)
^  Call: (190) [user] is_like_space(-)
   Call: (191) [system] char_type(-, 'white')
   Fail: (191) [system] char_type(-, 'white')
   Call: (191) [system] char_type(-, end_of_line)
   Fail: (191) [system] char_type(-, end_of_line)
   Call: (191) [system] char_type(-, space)
   Fail: (191) [system] char_type(-, space)
   Call: (191) [system] char_type(-, cntrl)
   Fail: (191) [system] char_type(-, cntrl)
^  Fail: (190) [user] is_like_space(-)
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] get_char((0x55fbb4538270), _1659364)
   Exit: (189) [system] get_char((0x55fbb4538270), -)
   Call: (189) [system] (-)='('
   Fail: (189) [system] (-)='('
   Call: (189) [system] (-)='['
   Fail: (189) [system] (-)='['
   Call: (189) [system] (-)='{'
   Fail: (189) [system] (-)='{'
   Call: (189) [system] (-)='"'
   Fail: (189) [system] (-)='"'
   Call: (189) [system] (-)=!
   Fail: (189) [system] (-)=!
   Call: (189) [system] (-)='\''
   Fail: (189) [system] (-)='\''
   Call: (189) [system] (-)='`'
   Fail: (189) [system] (-)='`'
   Call: (189) [system] (-)=end_of_file
   Fail: (189) [system] (-)=end_of_file
^  Call: (189) [user] read_symbolic(')', (0x55fbb4538270), -, _1641496)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _1677006)
   Call: (191) [system] peek_char((0x55fbb4538270), _1677940)
   Exit: (191) [system] peek_char((0x55fbb4538270), >)
^  Call: (191) [user] is_delimiter(>)
   Call: (192) [system] char_type(>, space)
   Fail: (192) [system] char_type(>, space)
   Call: (192) [system] arg(_1682660, v('(', ')', end_of_file), >)
   Fail: (192) [system] arg(_1683592, v('(', ')', end_of_file), >)
^  Fail: (191) [user] is_delimiter(>)
   Call: (191) [system] ')'==(>)
   Fail: (191) [system] ')'==(>)
   Call: (191) [system] get_char((0x55fbb4538270), >)
   Exit: (191) [system] get_char((0x55fbb4538270), >)
   Call: (191) [system] (>)=(\)
   Fail: (191) [system] (>)=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _1690942)
   Call: (192) [system] peek_char((0x55fbb4538270), _1691876)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (192) [user] is_delimiter(' ')
   Call: (193) [system] char_type(' ', space)
   Exit: (193) [system] char_type(' ', space)
^  Exit: (192) [user] is_delimiter(' ')
   Call: (192) [system] _1690942=[]
   Exit: (192) [system] []=[]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (191) [system] _1677006=[>]
   Exit: (191) [system] [>]=[>]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [>])
^  Call: (190) [user] classify_and_convert_charseq([-, >], _1641496)
^  Call: (191) [user] classify_and_convert_charseq_([-, >], _1703954)
^  Call: (193) [system] setup_call_cleanup('$notrace'(_1704906, _1704908), once(user:catch(read_from_chars([-, >], _1703954), _1704888, fail)), '$restore_trace'(_1704906, _1704908))
^  Call: (194) [system] sig_atomic(system:'$notrace'(_1704906, _1704908))
^  Exit: (193) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([-, >], ->), _1704888, fail)), system:'$restore_trace'(3, -1))
   Call: (192) [system] atomic(->)
   Exit: (192) [system] atomic(->)
^  Exit: (191) [user] classify_and_convert_charseq_([-, >], ->)
   Call: (191) [system] integer(->)
   Fail: (191) [system] integer(->)
   Call: (191) [system] _1641496=(->)
   Exit: (191) [system] (->)=(->)
^  Exit: (190) [user] classify_and_convert_charseq([-, >], ->)
^  Exit: (189) [user] read_symbolic(')', (0x55fbb4538270), -, ->)
^  Exit: (188) [user] cont_sexpr(')', (0x55fbb4538270), ->)
^  Call: (188) [user] read_list(')', (0x55fbb4538270), _1717034)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1718892)
   Exit: (190) [system] peek_char((0x55fbb4538270), ' ')
   Call: (190) [system] ' '=(;)
   Fail: (190) [system] ' '=(;)
   Call: (190) [system] ' '=(/)
   Fail: (190) [system] ' '=(/)
^  Call: (190) [user] is_like_space(' ')
   Call: (191) [system] char_type(' ', 'white')
   Exit: (191) [system] char_type(' ', 'white')
^  Exit: (190) [user] is_like_space(' ')
   Call: (190) [system] get_char((0x55fbb4538270), _1728486)
   Exit: (190) [system] get_char((0x55fbb4538270), ' ')
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1731190)
   Exit: (191) [system] peek_char((0x55fbb4538270), 'A')
   Call: (191) [system] 'A'=(;)
   Fail: (191) [system] 'A'=(;)
   Call: (191) [system] 'A'=(/)
   Fail: (191) [system] 'A'=(/)
^  Call: (191) [user] is_like_space('A')
   Call: (192) [system] char_type('A', 'white')
   Fail: (192) [system] char_type('A', 'white')
   Call: (192) [system] char_type('A', end_of_line)
   Fail: (192) [system] char_type('A', end_of_line)
   Call: (192) [system] char_type('A', space)
   Fail: (192) [system] char_type('A', space)
   Call: (192) [system] char_type('A', cntrl)
   Fail: (192) [system] char_type('A', cntrl)
^  Fail: (191) [user] is_like_space('A')
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1748124)
   Exit: (189) [system] peek_char((0x55fbb4538270), 'A')
   Call: (189) [system] 'A'=')'
   Fail: (189) [system] 'A'=')'
   Call: (189) [system] 'A'=end_of_file
   Fail: (189) [system] 'A'=end_of_file
^  Call: (189) [user] cont_sexpr(')', (0x55fbb4538270), _1753694)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1755552)
   Exit: (191) [system] peek_char((0x55fbb4538270), 'A')
   Call: (191) [system] 'A'=(;)
   Fail: (191) [system] 'A'=(;)
   Call: (191) [system] 'A'=(/)
   Fail: (191) [system] 'A'=(/)
^  Call: (191) [user] is_like_space('A')
   Call: (192) [system] char_type('A', 'white')
   Fail: (192) [system] char_type('A', 'white')
   Call: (192) [system] char_type('A', end_of_line)
   Fail: (192) [system] char_type('A', end_of_line)
   Call: (192) [system] char_type('A', space)
   Fail: (192) [system] char_type('A', space)
   Call: (192) [system] char_type('A', cntrl)
   Fail: (192) [system] char_type('A', cntrl)
^  Fail: (191) [user] is_like_space('A')
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] get_char((0x55fbb4538270), _1771562)
   Exit: (190) [system] get_char((0x55fbb4538270), 'A')
   Call: (190) [system] 'A'='('
   Fail: (190) [system] 'A'='('
   Call: (190) [system] 'A'='['
   Fail: (190) [system] 'A'='['
   Call: (190) [system] 'A'='{'
   Fail: (190) [system] 'A'='{'
   Call: (190) [system] 'A'='"'
   Fail: (190) [system] 'A'='"'
   Call: (190) [system] 'A'=!
   Fail: (190) [system] 'A'=!
   Call: (190) [system] 'A'='\''
   Fail: (190) [system] 'A'='\''
   Call: (190) [system] 'A'='`'
   Fail: (190) [system] 'A'='`'
   Call: (190) [system] 'A'=end_of_file
   Fail: (190) [system] 'A'=end_of_file
^  Call: (190) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1753694)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _1789204)
   Call: (192) [system] peek_char((0x55fbb4538270), _1790138)
   Exit: (192) [system] peek_char((0x55fbb4538270), t)
^  Call: (192) [user] is_delimiter(t)
   Call: (193) [system] char_type(t, space)
   Fail: (193) [system] char_type(t, space)
   Call: (193) [system] arg(_1794858, v('(', ')', end_of_file), t)
   Fail: (193) [system] arg(_1795790, v('(', ')', end_of_file), t)
^  Fail: (192) [user] is_delimiter(t)
   Call: (192) [system] ')'==t
   Fail: (192) [system] ')'==t
   Call: (192) [system] get_char((0x55fbb4538270), t)
   Exit: (192) [system] get_char((0x55fbb4538270), t)
   Call: (192) [system] t=(\)
   Fail: (192) [system] t=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _1803140)
   Call: (193) [system] peek_char((0x55fbb4538270), _1804074)
   Exit: (193) [system] peek_char((0x55fbb4538270), o)
^  Call: (193) [user] is_delimiter(o)
   Call: (194) [system] char_type(o, space)
   Fail: (194) [system] char_type(o, space)
   Call: (194) [system] arg(_1808794, v('(', ')', end_of_file), o)
   Fail: (194) [system] arg(_1809726, v('(', ')', end_of_file), o)
^  Fail: (193) [user] is_delimiter(o)
   Call: (193) [system] ')'==o
   Fail: (193) [system] ')'==o
   Call: (193) [system] get_char((0x55fbb4538270), o)
   Exit: (193) [system] get_char((0x55fbb4538270), o)
   Call: (193) [system] o=(\)
   Fail: (193) [system] o=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _1817076)
   Call: (194) [system] peek_char((0x55fbb4538270), _1818010)
   Exit: (194) [system] peek_char((0x55fbb4538270), m)
^  Call: (194) [user] is_delimiter(m)
   Call: (195) [system] char_type(m, space)
   Fail: (195) [system] char_type(m, space)
   Call: (195) [system] arg(_1822730, v('(', ')', end_of_file), m)
   Fail: (195) [system] arg(_1823662, v('(', ')', end_of_file), m)
^  Fail: (194) [user] is_delimiter(m)
   Call: (194) [system] ')'==m
   Fail: (194) [system] ')'==m
   Call: (194) [system] get_char((0x55fbb4538270), m)
   Exit: (194) [system] get_char((0x55fbb4538270), m)
   Call: (194) [system] m=(\)
   Fail: (194) [system] m=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _1831012)
   Call: (195) [system] peek_char((0x55fbb4538270), _1831946)
   Exit: (195) [system] peek_char((0x55fbb4538270), ')')
^  Call: (195) [user] is_delimiter(')')
   Call: (196) [system] char_type(')', space)
   Fail: (196) [system] char_type(')', space)
   Call: (196) [system] arg(_1836666, v('(', ')', end_of_file), ')')
   Exit: (196) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (195) [user] is_delimiter(')')
   Call: (195) [system] _1831012=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (194) [system] _1817076=[m]
   Exit: (194) [system] [m]=[m]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [m])
   Call: (193) [system] _1803140=[o, m]
   Exit: (193) [system] [o, m]=[o, m]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, m])
   Call: (192) [system] _1789204=[t, o, m]
   Exit: (192) [system] [t, o, m]=[t, o, m]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, o, m])
^  Call: (191) [user] classify_and_convert_charseq(['A', t, o, m], _1753694)
^  Call: (192) [user] classify_and_convert_charseq_(['A', t, o, m], _1851484)
^  Call: (194) [system] setup_call_cleanup('$notrace'(_1852436, _1852438), once(user:catch(read_from_chars(['A', t, o, m], _1851484), _1852418, fail)), '$restore_trace'(_1852436, _1852438))
^  Call: (195) [system] sig_atomic(system:'$notrace'(_1852436, _1852438))
^  Exit: (194) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', t, o, m], _1851484), _1852418, fail)), system:'$restore_trace'(3, -1))
   Call: (193) [system] atomic(_1851484)
   Fail: (193) [system] atomic(_1851484)
   Call: (193) [system] atom_chars(_1851484, ['A', t, o, m])
   Exit: (193) [system] atom_chars('Atom', ['A', t, o, m])
^  Exit: (192) [user] classify_and_convert_charseq_(['A', t, o, m], 'Atom')
   Call: (192) [system] integer('Atom')
   Fail: (192) [system] integer('Atom')
   Call: (192) [system] _1753694='Atom'
   Exit: (192) [system] 'Atom'='Atom'
^  Exit: (191) [user] classify_and_convert_charseq(['A', t, o, m], 'Atom')
^  Exit: (190) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'Atom')
^  Exit: (189) [user] cont_sexpr(')', (0x55fbb4538270), 'Atom')
^  Call: (189) [user] read_list(')', (0x55fbb4538270), _1866434)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1868292)
   Exit: (191) [system] peek_char((0x55fbb4538270), ')')
   Call: (191) [system] ')'=(;)
   Fail: (191) [system] ')'=(;)
   Call: (191) [system] ')'=(/)
   Fail: (191) [system] ')'=(/)
^  Call: (191) [user] is_like_space(')')
   Call: (192) [system] char_type(')', 'white')
   Fail: (192) [system] char_type(')', 'white')
   Call: (192) [system] char_type(')', end_of_line)
   Fail: (192) [system] char_type(')', end_of_line)
   Call: (192) [system] char_type(')', space)
   Fail: (192) [system] char_type(')', space)
   Call: (192) [system] char_type(')', cntrl)
   Fail: (192) [system] char_type(')', cntrl)
^  Fail: (191) [user] is_like_space(')')
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1884302)
   Exit: (190) [system] peek_char((0x55fbb4538270), ')')
   Call: (190) [system] ')'=')'
   Exit: (190) [system] ')'=')'
   Call: (190) [system] get_char((0x55fbb4538270), _1888092)
   Exit: (190) [system] get_char((0x55fbb4538270), ')')
   Call: (190) [system] _1866434=[]
   Exit: (190) [system] []=[]
^  Exit: (189) [user] read_list(')', (0x55fbb4538270), [])
   Call: (189) [system] _1717034=['Atom']
   Exit: (189) [system] ['Atom']=['Atom']
^  Exit: (188) [user] read_list(')', (0x55fbb4538270), ['Atom'])
   Call: (188) [system] _1596478=[->, 'Atom']
   Exit: (188) [system] [->, 'Atom']=[->, 'Atom']
^  Exit: (187) [user] read_list(')', (0x55fbb4538270), [->, 'Atom'])
^  Exit: (186) [user] cont_sexpr(')', (0x55fbb4538270), [->, 'Atom'])
^  Call: (186) [user] read_list(')', (0x55fbb4538270), _1899180)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1901038)
   Exit: (188) [system] peek_char((0x55fbb4538270), ')')
   Call: (188) [system] ')'=(;)
   Fail: (188) [system] ')'=(;)
   Call: (188) [system] ')'=(/)
   Fail: (188) [system] ')'=(/)
^  Call: (188) [user] is_like_space(')')
   Call: (189) [system] char_type(')', 'white')
   Fail: (189) [system] char_type(')', 'white')
   Call: (189) [system] char_type(')', end_of_line)
   Fail: (189) [system] char_type(')', end_of_line)
   Call: (189) [system] char_type(')', space)
   Fail: (189) [system] char_type(')', space)
   Call: (189) [system] char_type(')', cntrl)
   Fail: (189) [system] char_type(')', cntrl)
^  Fail: (188) [user] is_like_space(')')
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1917048)
   Exit: (187) [system] peek_char((0x55fbb4538270), ')')
   Call: (187) [system] ')'=')'
   Exit: (187) [system] ')'=')'
   Call: (187) [system] get_char((0x55fbb4538270), _1920838)
   Exit: (187) [system] get_char((0x55fbb4538270), ')')
   Call: (187) [system] _1899180=[]
   Exit: (187) [system] []=[]
^  Exit: (186) [user] read_list(')', (0x55fbb4538270), [])
   Call: (186) [system] _1559818=[[->, 'Atom']]
   Exit: (186) [system] [[->, 'Atom']]=[[->, 'Atom']]
^  Exit: (185) [user] read_list(')', (0x55fbb4538270), [[->, 'Atom']])
   Call: (185) [system] _1447620=[rb, [->, 'Atom']]
   Exit: (185) [system] [rb, [->, 'Atom']]=[rb, [->, 'Atom']]
^  Exit: (184) [user] read_list(')', (0x55fbb4538270), [rb, [->, 'Atom']])
   Call: (184) [system] _1310318=[:, rb, [->, 'Atom']]
   Exit: (184) [system] [:, rb, [->, 'Atom']]=[:, rb, [->, 'Atom']]
^  Exit: (183) [user] read_list(')', (0x55fbb4538270), [:, rb, [->, 'Atom']])
^  Exit: (182) [user] cont_sexpr(')', (0x55fbb4538270), [:, rb, [->, 'Atom']])
^  Exit: (181) [user] read_sexpr((0x55fbb4538270), [:, rb, [->, 'Atom']])
^  Call: (181) [user] assertz(metta_file_comment(108, 0, 4259, [:, rb, [->, 'Atom']], '$stream_position'(4259, 108, 0, 4259)))
^  Exit: (181) [user] assertz(metta_file_comment(108, 0, 4259, [:, rb, [->, 'Atom']], '$stream_position'(4259, 108, 0, 4259)))
^  Exit: (179) [system] once(user:(read_position((0x55fbb4538270), 108, 0, 4259, '$stream_position'(4259, 108, 0, 4259)), read_sexpr((0x55fbb4538270), [:, rb, [->, 'Atom']]), assertz(metta_file_comment(108, 0, 4259, [:, rb, [->, 'Atom']], '$stream_position'(4259, 108, 0, 4259)))))
   Call: (179) [system] fail
^  Call: (179) [user] retract(metta_file_comment(_1939356, _1939358, _1939360, _1939362, _1939364))
^  Exit: (179) [user] retract(metta_file_comment(50, 0, 1601, '$COMMENT'(";; Nullary rule (axiom)", 50, 0), '$stream_position'(1601, 50, 0, 1601)))
^  Call: (179) [user] trly(untyped_to_metta, '$COMMENT'(";; Nullary rule (axiom)", 50, 0), _3084)
^  Call: (180) [user] once(call(untyped_to_metta, '$COMMENT'(";; Nullary rule (axiom)", 50, 0), _1942194))
^  Call: (181) [user] call(untyped_to_metta, '$COMMENT'(";; Nullary rule (axiom)", 50, 0), _1942194)
^  Call: (182) [user] untyped_to_metta('$COMMENT'(";; Nullary rule (axiom)", 50, 0), _1942194)
^  Call: (183) [user] must_det_ll(trly(mfix_vars1, '$COMMENT'(";; Nullary rule (axiom)", 50, 0), _1945010))
^  Call: (184) [user] once(user:trly(mfix_vars1, '$COMMENT'(";; Nullary rule (axiom)", 50, 0), _1945010))
^  Call: (185) [user] trly(mfix_vars1, '$COMMENT'(";; Nullary rule (axiom)", 50, 0), _1945010)
^  Call: (186) [user] once(call(mfix_vars1, '$COMMENT'(";; Nullary rule (axiom)", 50, 0), _1947810))
^  Call: (187) [user] call(mfix_vars1, '$COMMENT'(";; Nullary rule (axiom)", 50, 0), _1947810)
^  Call: (188) [user] mfix_vars1('$COMMENT'(";; Nullary rule (axiom)", 50, 0), _1947810)
   Call: (189) [system] var('$COMMENT'(";; Nullary rule (axiom)", 50, 0))
   Call: (189) [system] atom('$COMMENT'(";; Nullary rule (axiom)", 50, 0))
   Call: (189) [system] '$COMMENT'(";; Nullary rule (axiom)", 50, 0)==true
   Call: (189) [system] '$COMMENT'(";; Nullary rule (axiom)", 50, 0)==false
   Call: (189) [system] '$COMMENT'(";; Nullary rule (axiom)", 50, 0)==[_1954330, _1954336]
   Call: (189) [system] is_list('$COMMENT'(";; Nullary rule (axiom)", 50, 0))
   Call: (189) [system] string('$COMMENT'(";; Nullary rule (axiom)", 50, 0))
   Call: (189) [system] compound('$COMMENT'(";; Nullary rule (axiom)", 50, 0))
   Exit: (189) [system] compound('$COMMENT'(";; Nullary rule (axiom)", 50, 0))
   Call: (189) [system] compound_name_arguments('$COMMENT'(";; Nullary rule (axiom)", 50, 0), _1958964, _1958966)
   Exit: (189) [system] compound_name_arguments('$COMMENT'(";; Nullary rule (axiom)", 50, 0), '$COMMENT', [";; Nullary rule (axiom)", 50, 0])
   Call: (189) [system] '$COMMENT'\=='$VAR'
   Exit: (189) [system] '$COMMENT'\=='$VAR'
^  Call: (189) [user] apply:maplist(mfix_vars1, [";; Nullary rule (axiom)", 50, 0], _1962706)
   Call: (190) [apply] apply:maplist_([";; Nullary rule (axiom)", 50, 0], _1962706, user:mfix_vars1)
^  Call: (191) [user] mfix_vars1(";; Nullary rule (axiom)", _1964586)
   Call: (192) [system] var(";; Nullary rule (axiom)")
   Call: (192) [system] atom(";; Nullary rule (axiom)")
   Call: (192) [system] ";; Nullary rule (axiom)"==true
   Call: (192) [system] ";; Nullary rule (axiom)"==false
   Call: (192) [system] ";; Nullary rule (axiom)"==[_1969228, _1969234]
   Call: (192) [system] is_list(";; Nullary rule (axiom)")
   Call: (192) [system] string(";; Nullary rule (axiom)")
   Exit: (192) [system] string(";; Nullary rule (axiom)")
^  Call: (192) [user] string_to_syms
   Call: (193) [system] fail
   Call: (192) [system] compound(";; Nullary rule (axiom)")
^  Call: (192) [user] symbol(";; Nullary rule (axiom)")
   Call: (193) [system] atom(";; Nullary rule (axiom)")
   Fail: (193) [system] atom(";; Nullary rule (axiom)")
^  Fail: (192) [user] symbol(";; Nullary rule (axiom)")
   Call: (192) [system] ";; Nullary rule (axiom)"=_1964586
   Exit: (192) [system] ";; Nullary rule (axiom)"=";; Nullary rule (axiom)"
^  Exit: (191) [user] mfix_vars1(";; Nullary rule (axiom)", ";; Nullary rule (axiom)")
   Call: (191) [apply] apply:maplist_([50, 0], _1964588, user:mfix_vars1)
^  Call: (192) [user] mfix_vars1(50, _1983108)
   Call: (193) [system] var(50)
   Call: (193) [system] atom(50)
   Call: (193) [system] 50==true
   Call: (193) [system] 50==false
   Call: (193) [system] 50==[_1987750, _1987756]
   Call: (193) [system] is_list(50)
   Call: (193) [system] string(50)
   Call: (193) [system] compound(50)
^  Call: (193) [user] symbol(50)
   Call: (194) [system] atom(50)
   Fail: (194) [system] atom(50)
^  Fail: (193) [user] symbol(50)
   Call: (193) [system] 50=_1983108
   Exit: (193) [system] 50=50
^  Exit: (192) [user] mfix_vars1(50, 50)
   Call: (192) [apply] apply:maplist_([0], _1983110, user:mfix_vars1)
^  Call: (193) [user] mfix_vars1(0, _1998874)
   Call: (194) [system] var(0)
   Call: (194) [system] atom(0)
   Call: (194) [system] 0==true
   Call: (194) [system] 0==false
   Call: (194) [system] 0==[_2003516, _2003522]
   Call: (194) [system] is_list(0)
   Call: (194) [system] string(0)
   Call: (194) [system] compound(0)
^  Call: (194) [user] symbol(0)
   Call: (195) [system] atom(0)
   Fail: (195) [system] atom(0)
^  Fail: (194) [user] symbol(0)
   Call: (194) [system] 0=_1998874
   Exit: (194) [system] 0=0
^  Exit: (193) [user] mfix_vars1(0, 0)
   Call: (193) [apply] apply:maplist_([], _1998876, user:mfix_vars1)
   Exit: (193) [apply] apply:maplist_([], [], user:mfix_vars1)
   Exit: (192) [apply] apply:maplist_([0], [0], user:mfix_vars1)
   Exit: (191) [apply] apply:maplist_([50, 0], [50, 0], user:mfix_vars1)
   Exit: (190) [apply] apply:maplist_([";; Nullary rule (axiom)", 50, 0], [";; Nullary rule (axiom)", 50, 0], user:mfix_vars1)
^  Exit: (189) [apply] apply:maplist(user:mfix_vars1, [";; Nullary rule (axiom)", 50, 0], [";; Nullary rule (axiom)", 50, 0])
   Call: (189) [system] compound_name_arguments(_1947810, '$COMMENT', [";; Nullary rule (axiom)", 50, 0])
   Exit: (189) [system] compound_name_arguments('$COMMENT'(";; Nullary rule (axiom)", 50, 0), '$COMMENT', [";; Nullary rule (axiom)", 50, 0])
^  Exit: (188) [user] mfix_vars1('$COMMENT'(";; Nullary rule (axiom)", 50, 0), '$COMMENT'(";; Nullary rule (axiom)", 50, 0))
^  Exit: (187) [system] call(user:mfix_vars1, '$COMMENT'(";; Nullary rule (axiom)", 50, 0), '$COMMENT'(";; Nullary rule (axiom)", 50, 0))
^  Exit: (186) [system] once(user:call(mfix_vars1, '$COMMENT'(";; Nullary rule (axiom)", 50, 0), '$COMMENT'(";; Nullary rule (axiom)", 50, 0)))
   Call: (186) [system] '$COMMENT'(";; Nullary rule (axiom)", 50, 0)\=@='$COMMENT'(";; Nullary rule (axiom)", 50, 0)
^  Exit: (185) [user] trly(mfix_vars1, '$COMMENT'(";; Nullary rule (axiom)", 50, 0), '$COMMENT'(";; Nullary rule (axiom)", 50, 0))
^  Exit: (184) [system] once(user:trly(mfix_vars1, '$COMMENT'(";; Nullary rule (axiom)", 50, 0), '$COMMENT'(";; Nullary rule (axiom)", 50, 0)))
^  Exit: (183) [user] must_det_ll(user:trly(mfix_vars1, '$COMMENT'(";; Nullary rule (axiom)", 50, 0), '$COMMENT'(";; Nullary rule (axiom)", 50, 0)))
^  Call: (183) [user] must_det_ll(trly(cons_to_c, '$COMMENT'(";; Nullary rule (axiom)", 50, 0), _2027692))
^  Call: (184) [user] once(user:trly(cons_to_c, '$COMMENT'(";; Nullary rule (axiom)", 50, 0), _2027692))
^  Call: (185) [user] trly(cons_to_c, '$COMMENT'(";; Nullary rule (axiom)", 50, 0), _2027692)
^  Call: (186) [user] once(call(cons_to_c, '$COMMENT'(";; Nullary rule (axiom)", 50, 0), _2030492))
^  Call: (187) [user] call(cons_to_c, '$COMMENT'(";; Nullary rule (axiom)", 50, 0), _2030492)
^  Call: (188) [user] cons_to_c('$COMMENT'(";; Nullary rule (axiom)", 50, 0), _2030492)
^  Call: (189) [user] no_cons_reduce
^  Exit: (189) [user] no_cons_reduce
^  Exit: (188) [user] cons_to_c('$COMMENT'(";; Nullary rule (axiom)", 50, 0), '$COMMENT'(";; Nullary rule (axiom)", 50, 0))
^  Exit: (187) [system] call(user:cons_to_c, '$COMMENT'(";; Nullary rule (axiom)", 50, 0), '$COMMENT'(";; Nullary rule (axiom)", 50, 0))
^  Exit: (186) [system] once(user:call(cons_to_c, '$COMMENT'(";; Nullary rule (axiom)", 50, 0), '$COMMENT'(";; Nullary rule (axiom)", 50, 0)))
   Call: (186) [system] '$COMMENT'(";; Nullary rule (axiom)", 50, 0)\=@='$COMMENT'(";; Nullary rule (axiom)", 50, 0)
^  Exit: (185) [user] trly(cons_to_c, '$COMMENT'(";; Nullary rule (axiom)", 50, 0), '$COMMENT'(";; Nullary rule (axiom)", 50, 0))
^  Exit: (184) [system] once(user:trly(cons_to_c, '$COMMENT'(";; Nullary rule (axiom)", 50, 0), '$COMMENT'(";; Nullary rule (axiom)", 50, 0)))
^  Exit: (183) [user] must_det_ll(user:trly(cons_to_c, '$COMMENT'(";; Nullary rule (axiom)", 50, 0), '$COMMENT'(";; Nullary rule (axiom)", 50, 0)))
^  Call: (183) [user] must_det_ll(trly(cons_to_l, '$COMMENT'(";; Nullary rule (axiom)", 50, 0), _1942194))
^  Call: (184) [user] once(user:trly(cons_to_l, '$COMMENT'(";; Nullary rule (axiom)", 50, 0), _1942194))
^  Call: (185) [user] trly(cons_to_l, '$COMMENT'(";; Nullary rule (axiom)", 50, 0), _1942194)
^  Call: (186) [user] once(call(cons_to_l, '$COMMENT'(";; Nullary rule (axiom)", 50, 0), _2044450))
^  Call: (187) [user] call(cons_to_l, '$COMMENT'(";; Nullary rule (axiom)", 50, 0), _2044450)
^  Call: (188) [user] cons_to_l('$COMMENT'(";; Nullary rule (axiom)", 50, 0), _2044450)
^  Call: (189) [user] no_cons_reduce
^  Exit: (189) [user] no_cons_reduce
^  Exit: (188) [user] cons_to_l('$COMMENT'(";; Nullary rule (axiom)", 50, 0), '$COMMENT'(";; Nullary rule (axiom)", 50, 0))
^  Exit: (187) [system] call(user:cons_to_l, '$COMMENT'(";; Nullary rule (axiom)", 50, 0), '$COMMENT'(";; Nullary rule (axiom)", 50, 0))
^  Exit: (186) [system] once(user:call(cons_to_l, '$COMMENT'(";; Nullary rule (axiom)", 50, 0), '$COMMENT'(";; Nullary rule (axiom)", 50, 0)))
   Call: (186) [system] '$COMMENT'(";; Nullary rule (axiom)", 50, 0)\=@='$COMMENT'(";; Nullary rule (axiom)", 50, 0)
^  Exit: (185) [user] trly(cons_to_l, '$COMMENT'(";; Nullary rule (axiom)", 50, 0), '$COMMENT'(";; Nullary rule (axiom)", 50, 0))
^  Exit: (184) [system] once(user:trly(cons_to_l, '$COMMENT'(";; Nullary rule (axiom)", 50, 0), '$COMMENT'(";; Nullary rule (axiom)", 50, 0)))
^  Exit: (183) [user] must_det_ll(user:trly(cons_to_l, '$COMMENT'(";; Nullary rule (axiom)", 50, 0), '$COMMENT'(";; Nullary rule (axiom)", 50, 0)))
^  Exit: (182) [user] untyped_to_metta('$COMMENT'(";; Nullary rule (axiom)", 50, 0), '$COMMENT'(";; Nullary rule (axiom)", 50, 0))
^  Exit: (181) [system] call(user:untyped_to_metta, '$COMMENT'(";; Nullary rule (axiom)", 50, 0), '$COMMENT'(";; Nullary rule (axiom)", 50, 0))
^  Exit: (180) [system] once(user:call(untyped_to_metta, '$COMMENT'(";; Nullary rule (axiom)", 50, 0), '$COMMENT'(";; Nullary rule (axiom)", 50, 0)))
   Call: (180) [system] '$COMMENT'(";; Nullary rule (axiom)", 50, 0)\=@='$COMMENT'(";; Nullary rule (axiom)", 50, 0)
^  Exit: (179) [user] trly(untyped_to_metta, '$COMMENT'(";; Nullary rule (axiom)", 50, 0), '$COMMENT'(";; Nullary rule (axiom)", 50, 0))
^  Exit: (178) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; Nullary rule (axiom)", 50, 0))
   Call: (178) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; Nullary rule (axiom)", 50, 0))))
   Exit: (178) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; Nullary rule (axiom)", 50, 0))))
^  Exit: (177) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";; Nullary rule (axiom)", 50, 0))
^  Exit: (176) [user] parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";; Nullary rule (axiom)", 50, 0))
^  Exit: (175) [user] parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";; Nullary rule (axiom)", 50, 0))
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";; Nullary rule (axiom)", 50, 0))
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; Nullary rule (axiom)", 50, 0))
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; Nullary rule (axiom)", 50, 0))))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; Nullary rule (axiom)", 50, 0))))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";; Nullary rule (axiom)", 50, 0))
^  Exit: (171) [user] read_sform((0x55fbb4538270), '$COMMENT'(";; Nullary rule (axiom)", 50, 0))
^  Exit: (170) [system] once(user:read_sform((0x55fbb4538270), '$COMMENT'(";; Nullary rule (axiom)", 50, 0)))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55fbb4538270), '$COMMENT'(";; Nullary rule (axiom)", 50, 0)))
   Call: (169) [system] '$COMMENT'(";; Nullary rule (axiom)", 50, 0)==end_of_file
   Fail: (169) [system] '$COMMENT'(";; Nullary rule (axiom)", 50, 0)==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Nullary rule (axiom)", 50, 0)), 105]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";; Nullary rule (axiom)", 50, 0), nthesize_long_1727480696_9164743, 105)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Nullary rule (axiom)", 50, 0)), 105]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1727480706.8161857)
   Call: (173) [system] arg(1, t(1727480705.4366713), _3148)
   Exit: (173) [system] arg(1, t(1727480705.4366713), 1727480705.4366713)
   Call: (173) [system] _3158 is 1727480706.8161857-1727480705.4366713
   Exit: (173) [system] 1.379514455795288 is 1727480706.8161857-1727480705.4366713
   Call: (173) [system] 1.379514455795288>4
   Fail: (173) [system] 1.379514455795288>4
^  Exit: (171) [user] if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Nullary rule (axiom)", 50, 0)), 105]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 16)
   Call: (175) [system] atom(16+1)
   Call: (175) [system] set_flag(translated_forms, 17)
   Exit: (175) [system] set_flag(translated_forms, 17)
   Exit: (174) [$syspreds] update_flag(translated_forms, 16, 16+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 16, 16+1))
   Exit: (171) [$syspreds] flag(translated_forms, 16, 16+1)
^  Call: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";; Nullary rule (axiom)", 50, 0), nthesize_long_1727480696_9164743, 105)
^  Call: (172) [user] format((0x55fbb44dfd70), "/* ~w */~n", [";; Nullary rule (axiom)"])
^  Exit: (172) [user] format((0x55fbb44dfd70), "/* ~w */~n", [";; Nullary rule (axiom)"])
^  Exit: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";; Nullary rule (axiom)", 50, 0), nthesize_long_1727480696_9164743, 105)
^  Exit: (169) [system] once(user:(if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Nullary rule (axiom)", 50, 0)), 105]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 16, 16+1), write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";; Nullary rule (axiom)", 50, 0), nthesize_long_1727480696_9164743, 105)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55fbb4538270))
   Fail: (169) [system] at_end_of_stream((0x55fbb4538270))
^  Call: (169) [user] must_det_ll(line_count((0x55fbb4538270), _3074))
^  Call: (170) [user] once(user:line_count((0x55fbb4538270), _3074))
   Call: (171) [system] line_count((0x55fbb4538270), _3074)
   Exit: (171) [system] line_count((0x55fbb4538270), 108)
^  Exit: (170) [system] once(user:line_count((0x55fbb4538270), 108))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55fbb4538270), 108))
^  Call: (169) [user] must_det_ll(read_sform((0x55fbb4538270), _3084))
^  Call: (170) [user] once(user:read_sform((0x55fbb4538270), _3084))
^  Call: (171) [user] read_sform((0x55fbb4538270), _3084)
   Call: (172) [system] string((0x55fbb4538270))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (173) [system] string((0x55fbb4538270))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (174) [system] at_end_of_stream((0x55fbb4538270))
   Call: (174) [system] peek_char((0x55fbb4538270), _27504)
   Exit: (174) [system] peek_char((0x55fbb4538270), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55fbb4538270), '\n')
   Exit: (174) [system] get_char((0x55fbb4538270), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), _3084)
   Call: (175) [system] at_end_of_stream((0x55fbb4538270))
   Call: (175) [system] peek_char((0x55fbb4538270), _34926)
   Exit: (175) [system] peek_char((0x55fbb4538270), '(')
   Call: (175) [system] char_type('(', space)
^  Call: (175) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (176) [system] string((0x55fbb4538270))
^  Exit: (175) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (175) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (176) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (177) [system] at_end_of_stream((0x55fbb4538270))
   Call: (177) [system] peek_char((0x55fbb4538270), _43264)
   Exit: (177) [system] peek_char((0x55fbb4538270), '(')
   Call: (177) [system] char_type('(', space)
   Call: (177) [system] _46050=(0x55fbb4538270)
   Exit: (177) [system] (0x55fbb4538270)=(0x55fbb4538270)
^  Call: (177) [user] once((read_position((0x55fbb4538270), _47918, _47920, _47922, _47924), read_sexpr((0x55fbb4538270), _47936), assertz(metta_file_comment(_47918, _47920, _47922, _47936, _47924))))
^  Call: (179) [user] read_position((0x55fbb4538270), _47918, _47920, _47922, _47924)
   Call: (180) [system] stream_property((0x55fbb4538270), position(_47924))
   Call: (181) [system] nonvar((0x55fbb4538270))
   Exit: (181) [system] nonvar((0x55fbb4538270))
   Call: (181) [system] nonvar(position(_47924))
   Exit: (181) [system] nonvar(position(_47924))
   Exit: (180) [system] stream_property((0x55fbb4538270), position('$stream_position'(4276, 109, 0, 4276)))
   Call: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(4276, 109, 0, 4276), _47918)
   Call: (181) [system] nonvar(line_count)
   Exit: (181) [system] nonvar(line_count)
   Call: (181) [$syspreds] stream_position_field(line_count, _58176)
   Exit: (181) [$syspreds] stream_position_field(line_count, 2)
   Call: (181) [system] arg(2, '$stream_position'(4276, 109, 0, 4276), _47918)
   Exit: (181) [system] arg(2, '$stream_position'(4276, 109, 0, 4276), 109)
   Exit: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(4276, 109, 0, 4276), 109)
   Call: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(4276, 109, 0, 4276), _47920)
   Call: (181) [system] nonvar(line_position)
   Exit: (181) [system] nonvar(line_position)
   Call: (181) [$syspreds] stream_position_field(line_position, _65610)
   Exit: (181) [$syspreds] stream_position_field(line_position, 3)
   Call: (181) [system] arg(3, '$stream_position'(4276, 109, 0, 4276), _47920)
   Exit: (181) [system] arg(3, '$stream_position'(4276, 109, 0, 4276), 0)
   Exit: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(4276, 109, 0, 4276), 0)
   Call: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(4276, 109, 0, 4276), _47922)
   Call: (181) [system] nonvar(char_count)
   Exit: (181) [system] nonvar(char_count)
   Call: (181) [$syspreds] stream_position_field(char_count, _73044)
   Exit: (181) [$syspreds] stream_position_field(char_count, 1)
   Call: (181) [system] arg(1, '$stream_position'(4276, 109, 0, 4276), _47922)
   Exit: (181) [system] arg(1, '$stream_position'(4276, 109, 0, 4276), 4276)
   Exit: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(4276, 109, 0, 4276), 4276)
^  Exit: (179) [user] read_position((0x55fbb4538270), 109, 0, 4276, '$stream_position'(4276, 109, 0, 4276))
^  Call: (179) [user] read_sexpr((0x55fbb4538270), _47936)
   Call: (180) [system] string((0x55fbb4538270))
   Fail: (180) [system] string((0x55fbb4538270))
^  Call: (180) [user] cont_sexpr(')', (0x55fbb4538270), _47936)
^  Call: (181) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] peek_char((0x55fbb4538270), _83270)
   Exit: (182) [system] peek_char((0x55fbb4538270), '(')
   Call: (182) [system] '('=(;)
   Fail: (182) [system] '('=(;)
   Call: (182) [system] '('=(/)
   Fail: (182) [system] '('=(/)
^  Call: (182) [user] is_like_space('(')
   Call: (183) [system] char_type('(', 'white')
   Fail: (183) [system] char_type('(', 'white')
   Call: (183) [system] char_type('(', end_of_line)
   Fail: (183) [system] char_type('(', end_of_line)
   Call: (183) [system] char_type('(', space)
   Fail: (183) [system] char_type('(', space)
   Call: (183) [system] char_type('(', cntrl)
   Fail: (183) [system] char_type('(', cntrl)
^  Fail: (182) [user] is_like_space('(')
^  Exit: (181) [user] skip_spaces((0x55fbb4538270))
   Call: (181) [system] get_char((0x55fbb4538270), _99280)
   Exit: (181) [system] get_char((0x55fbb4538270), '(')
   Call: (181) [system] '('='('
   Exit: (181) [system] '('='('
^  Call: (181) [user] read_list(')', (0x55fbb4538270), _47936)
^  Call: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _104850)
   Exit: (183) [system] peek_char((0x55fbb4538270), =)
   Call: (183) [system] (=)=(;)
   Fail: (183) [system] (=)=(;)
   Call: (183) [system] (=)=(/)
   Fail: (183) [system] (=)=(/)
^  Call: (183) [user] is_like_space(=)
   Call: (184) [system] char_type(=, 'white')
   Fail: (184) [system] char_type(=, 'white')
   Call: (184) [system] char_type(=, end_of_line)
   Fail: (184) [system] char_type(=, end_of_line)
   Call: (184) [system] char_type(=, space)
   Fail: (184) [system] char_type(=, space)
   Call: (184) [system] char_type(=, cntrl)
   Fail: (184) [system] char_type(=, cntrl)
^  Fail: (183) [user] is_like_space(=)
^  Exit: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] peek_char((0x55fbb4538270), _120860)
   Exit: (182) [system] peek_char((0x55fbb4538270), =)
   Call: (182) [system] (=)=')'
   Fail: (182) [system] (=)=')'
   Call: (182) [system] (=)=end_of_file
   Fail: (182) [system] (=)=end_of_file
^  Call: (182) [user] cont_sexpr(')', (0x55fbb4538270), _126430)
^  Call: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _128288)
   Exit: (184) [system] peek_char((0x55fbb4538270), =)
   Call: (184) [system] (=)=(;)
   Fail: (184) [system] (=)=(;)
   Call: (184) [system] (=)=(/)
   Fail: (184) [system] (=)=(/)
^  Call: (184) [user] is_like_space(=)
   Call: (185) [system] char_type(=, 'white')
   Fail: (185) [system] char_type(=, 'white')
   Call: (185) [system] char_type(=, end_of_line)
   Fail: (185) [system] char_type(=, end_of_line)
   Call: (185) [system] char_type(=, space)
   Fail: (185) [system] char_type(=, space)
   Call: (185) [system] char_type(=, cntrl)
   Fail: (185) [system] char_type(=, cntrl)
^  Fail: (184) [user] is_like_space(=)
^  Exit: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] get_char((0x55fbb4538270), _144298)
   Exit: (183) [system] get_char((0x55fbb4538270), =)
   Call: (183) [system] (=)='('
   Fail: (183) [system] (=)='('
   Call: (183) [system] (=)='['
   Fail: (183) [system] (=)='['
   Call: (183) [system] (=)='{'
   Fail: (183) [system] (=)='{'
   Call: (183) [system] (=)='"'
   Fail: (183) [system] (=)='"'
   Call: (183) [system] (=)=!
   Fail: (183) [system] (=)=!
   Call: (183) [system] (=)='\''
   Fail: (183) [system] (=)='\''
   Call: (183) [system] (=)='`'
   Fail: (183) [system] (=)='`'
   Call: (183) [system] (=)=end_of_file
   Fail: (183) [system] (=)=end_of_file
^  Call: (183) [user] read_symbolic(')', (0x55fbb4538270), =, _126430)
^  Call: (184) [user] read_symbolic_cont(')', (0x55fbb4538270), _161940)
   Call: (185) [system] peek_char((0x55fbb4538270), _162874)
   Exit: (185) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (185) [user] is_delimiter(' ')
   Call: (186) [system] char_type(' ', space)
   Exit: (186) [system] char_type(' ', space)
^  Exit: (185) [user] is_delimiter(' ')
   Call: (185) [system] _161940=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (184) [user] classify_and_convert_charseq([=], _126430)
^  Call: (185) [user] classify_and_convert_charseq_([=], _172158)
^  Call: (187) [system] setup_call_cleanup('$notrace'(_173110, _173112), once(user:catch(read_from_chars([=], _172158), _173092, fail)), '$restore_trace'(_173110, _173112))
^  Call: (188) [system] sig_atomic(system:'$notrace'(_173110, _173112))
^  Exit: (187) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([=], =), _173092, fail)), system:'$restore_trace'(3, -1))
   Call: (186) [system] atomic(=)
   Exit: (186) [system] atomic(=)
^  Exit: (185) [user] classify_and_convert_charseq_([=], =)
   Call: (185) [system] integer(=)
   Fail: (185) [system] integer(=)
   Call: (185) [system] _126430=(=)
   Exit: (185) [system] (=)=(=)
^  Exit: (184) [user] classify_and_convert_charseq([=], =)
^  Exit: (183) [user] read_symbolic(')', (0x55fbb4538270), =, =)
^  Exit: (182) [user] cont_sexpr(')', (0x55fbb4538270), =)
^  Call: (182) [user] read_list(')', (0x55fbb4538270), _185238)
^  Call: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _187096)
   Exit: (184) [system] peek_char((0x55fbb4538270), ' ')
   Call: (184) [system] ' '=(;)
   Fail: (184) [system] ' '=(;)
   Call: (184) [system] ' '=(/)
   Fail: (184) [system] ' '=(/)
^  Call: (184) [user] is_like_space(' ')
   Call: (185) [system] char_type(' ', 'white')
   Exit: (185) [system] char_type(' ', 'white')
^  Exit: (184) [user] is_like_space(' ')
   Call: (184) [system] get_char((0x55fbb4538270), _196690)
   Exit: (184) [system] get_char((0x55fbb4538270), ' ')
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _199394)
   Exit: (185) [system] peek_char((0x55fbb4538270), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
   Call: (185) [system] '('=(/)
   Fail: (185) [system] '('=(/)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
^  Exit: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _216328)
   Exit: (183) [system] peek_char((0x55fbb4538270), '(')
   Call: (183) [system] '('=')'
   Fail: (183) [system] '('=')'
   Call: (183) [system] '('=end_of_file
   Fail: (183) [system] '('=end_of_file
^  Call: (183) [user] cont_sexpr(')', (0x55fbb4538270), _221898)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _223756)
   Exit: (185) [system] peek_char((0x55fbb4538270), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
   Call: (185) [system] '('=(/)
   Fail: (185) [system] '('=(/)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] get_char((0x55fbb4538270), _239766)
   Exit: (184) [system] get_char((0x55fbb4538270), '(')
   Call: (184) [system] '('='('
   Exit: (184) [system] '('='('
^  Call: (184) [user] read_list(')', (0x55fbb4538270), _221898)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _245336)
   Exit: (186) [system] peek_char((0x55fbb4538270), r)
   Call: (186) [system] r=(;)
   Fail: (186) [system] r=(;)
   Call: (186) [system] r=(/)
   Fail: (186) [system] r=(/)
^  Call: (186) [user] is_like_space(r)
   Call: (187) [system] char_type(r, 'white')
   Fail: (187) [system] char_type(r, 'white')
   Call: (187) [system] char_type(r, end_of_line)
   Fail: (187) [system] char_type(r, end_of_line)
   Call: (187) [system] char_type(r, space)
   Fail: (187) [system] char_type(r, space)
   Call: (187) [system] char_type(r, cntrl)
   Fail: (187) [system] char_type(r, cntrl)
^  Fail: (186) [user] is_like_space(r)
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _261346)
   Exit: (185) [system] peek_char((0x55fbb4538270), r)
   Call: (185) [system] r=')'
   Fail: (185) [system] r=')'
   Call: (185) [system] r=end_of_file
   Fail: (185) [system] r=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55fbb4538270), _266916)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _268774)
   Exit: (187) [system] peek_char((0x55fbb4538270), r)
   Call: (187) [system] r=(;)
   Fail: (187) [system] r=(;)
   Call: (187) [system] r=(/)
   Fail: (187) [system] r=(/)
^  Call: (187) [user] is_like_space(r)
   Call: (188) [system] char_type(r, 'white')
   Fail: (188) [system] char_type(r, 'white')
   Call: (188) [system] char_type(r, end_of_line)
   Fail: (188) [system] char_type(r, end_of_line)
   Call: (188) [system] char_type(r, space)
   Fail: (188) [system] char_type(r, space)
   Call: (188) [system] char_type(r, cntrl)
   Fail: (188) [system] char_type(r, cntrl)
^  Fail: (187) [user] is_like_space(r)
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] get_char((0x55fbb4538270), _284784)
   Exit: (186) [system] get_char((0x55fbb4538270), r)
   Call: (186) [system] r='('
   Fail: (186) [system] r='('
   Call: (186) [system] r='['
   Fail: (186) [system] r='['
   Call: (186) [system] r='{'
   Fail: (186) [system] r='{'
   Call: (186) [system] r='"'
   Fail: (186) [system] r='"'
   Call: (186) [system] r=!
   Fail: (186) [system] r=!
   Call: (186) [system] r='\''
   Fail: (186) [system] r='\''
   Call: (186) [system] r='`'
   Fail: (186) [system] r='`'
   Call: (186) [system] r=end_of_file
   Fail: (186) [system] r=end_of_file
^  Call: (186) [user] read_symbolic(')', (0x55fbb4538270), r, _266916)
^  Call: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), _302426)
   Call: (188) [system] peek_char((0x55fbb4538270), _303360)
   Exit: (188) [system] peek_char((0x55fbb4538270), b)
^  Call: (188) [user] is_delimiter(b)
   Call: (189) [system] char_type(b, space)
   Fail: (189) [system] char_type(b, space)
   Call: (189) [system] arg(_308080, v('(', ')', end_of_file), b)
   Fail: (189) [system] arg(_309012, v('(', ')', end_of_file), b)
^  Fail: (188) [user] is_delimiter(b)
   Call: (188) [system] ')'==b
   Fail: (188) [system] ')'==b
   Call: (188) [system] get_char((0x55fbb4538270), b)
   Exit: (188) [system] get_char((0x55fbb4538270), b)
   Call: (188) [system] b=(\)
   Fail: (188) [system] b=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _316362)
   Call: (189) [system] peek_char((0x55fbb4538270), _317296)
   Exit: (189) [system] peek_char((0x55fbb4538270), ')')
^  Call: (189) [user] is_delimiter(')')
   Call: (190) [system] char_type(')', space)
   Fail: (190) [system] char_type(')', space)
   Call: (190) [system] arg(_322016, v('(', ')', end_of_file), ')')
   Exit: (190) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (189) [user] is_delimiter(')')
   Call: (189) [system] _316362=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (188) [system] _302426=[b]
   Exit: (188) [system] [b]=[b]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
^  Call: (187) [user] classify_and_convert_charseq([r, b], _266916)
^  Call: (188) [user] classify_and_convert_charseq_([r, b], _331246)
^  Call: (190) [system] setup_call_cleanup('$notrace'(_332198, _332200), once(user:catch(read_from_chars([r, b], _331246), _332180, fail)), '$restore_trace'(_332198, _332200))
^  Call: (191) [system] sig_atomic(system:'$notrace'(_332198, _332200))
^  Exit: (190) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([r, b], rb), _332180, fail)), system:'$restore_trace'(3, -1))
   Call: (189) [system] atomic(rb)
   Exit: (189) [system] atomic(rb)
^  Exit: (188) [user] classify_and_convert_charseq_([r, b], rb)
   Call: (188) [system] integer(rb)
   Fail: (188) [system] integer(rb)
   Call: (188) [system] _266916=rb
   Exit: (188) [system] rb=rb
^  Exit: (187) [user] classify_and_convert_charseq([r, b], rb)
^  Exit: (186) [user] read_symbolic(')', (0x55fbb4538270), r, rb)
^  Exit: (185) [user] cont_sexpr(')', (0x55fbb4538270), rb)
^  Call: (185) [user] read_list(')', (0x55fbb4538270), _344326)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _346184)
   Exit: (187) [system] peek_char((0x55fbb4538270), ')')
   Call: (187) [system] ')'=(;)
   Fail: (187) [system] ')'=(;)
   Call: (187) [system] ')'=(/)
   Fail: (187) [system] ')'=(/)
^  Call: (187) [user] is_like_space(')')
   Call: (188) [system] char_type(')', 'white')
   Fail: (188) [system] char_type(')', 'white')
   Call: (188) [system] char_type(')', end_of_line)
   Fail: (188) [system] char_type(')', end_of_line)
   Call: (188) [system] char_type(')', space)
   Fail: (188) [system] char_type(')', space)
   Call: (188) [system] char_type(')', cntrl)
   Fail: (188) [system] char_type(')', cntrl)
^  Fail: (187) [user] is_like_space(')')
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _362194)
   Exit: (186) [system] peek_char((0x55fbb4538270), ')')
   Call: (186) [system] ')'=')'
   Exit: (186) [system] ')'=')'
   Call: (186) [system] get_char((0x55fbb4538270), _365984)
   Exit: (186) [system] get_char((0x55fbb4538270), ')')
   Call: (186) [system] _344326=[]
   Exit: (186) [system] []=[]
^  Exit: (185) [user] read_list(')', (0x55fbb4538270), [])
   Call: (185) [system] _221898=[rb]
   Exit: (185) [system] [rb]=[rb]
^  Exit: (184) [user] read_list(')', (0x55fbb4538270), [rb])
^  Exit: (183) [user] cont_sexpr(')', (0x55fbb4538270), [rb])
^  Call: (183) [user] read_list(')', (0x55fbb4538270), _374278)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _376136)
   Exit: (185) [system] peek_char((0x55fbb4538270), ' ')
   Call: (185) [system] ' '=(;)
   Fail: (185) [system] ' '=(;)
   Call: (185) [system] ' '=(/)
   Fail: (185) [system] ' '=(/)
^  Call: (185) [user] is_like_space(' ')
   Call: (186) [system] char_type(' ', 'white')
   Exit: (186) [system] char_type(' ', 'white')
^  Exit: (185) [user] is_like_space(' ')
   Call: (185) [system] get_char((0x55fbb4538270), _385730)
   Exit: (185) [system] get_char((0x55fbb4538270), ' ')
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _388434)
   Exit: (186) [system] peek_char((0x55fbb4538270), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
   Call: (186) [system] '('=(/)
   Fail: (186) [system] '('=(/)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _405368)
   Exit: (184) [system] peek_char((0x55fbb4538270), '(')
   Call: (184) [system] '('=')'
   Fail: (184) [system] '('=')'
   Call: (184) [system] '('=end_of_file
   Fail: (184) [system] '('=end_of_file
^  Call: (184) [user] cont_sexpr(')', (0x55fbb4538270), _410938)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _412796)
   Exit: (186) [system] peek_char((0x55fbb4538270), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
   Call: (186) [system] '('=(/)
   Fail: (186) [system] '('=(/)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] get_char((0x55fbb4538270), _428806)
   Exit: (185) [system] get_char((0x55fbb4538270), '(')
   Call: (185) [system] '('='('
   Exit: (185) [system] '('='('
^  Call: (185) [user] read_list(')', (0x55fbb4538270), _410938)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _434376)
   Exit: (187) [system] peek_char((0x55fbb4538270), :)
   Call: (187) [system] (:)=(;)
   Fail: (187) [system] (:)=(;)
   Call: (187) [system] (:)=(/)
   Fail: (187) [system] (:)=(/)
^  Call: (187) [user] is_like_space(:)
   Call: (188) [system] char_type(:, 'white')
   Fail: (188) [system] char_type(:, 'white')
   Call: (188) [system] char_type(:, end_of_line)
   Fail: (188) [system] char_type(:, end_of_line)
   Call: (188) [system] char_type(:, space)
   Fail: (188) [system] char_type(:, space)
   Call: (188) [system] char_type(:, cntrl)
   Fail: (188) [system] char_type(:, cntrl)
^  Fail: (187) [user] is_like_space(:)
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _450386)
   Exit: (186) [system] peek_char((0x55fbb4538270), :)
   Call: (186) [system] (:)=')'
   Fail: (186) [system] (:)=')'
   Call: (186) [system] (:)=end_of_file
   Fail: (186) [system] (:)=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55fbb4538270), _455956)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _457814)
   Exit: (188) [system] peek_char((0x55fbb4538270), :)
   Call: (188) [system] (:)=(;)
   Fail: (188) [system] (:)=(;)
   Call: (188) [system] (:)=(/)
   Fail: (188) [system] (:)=(/)
^  Call: (188) [user] is_like_space(:)
   Call: (189) [system] char_type(:, 'white')
   Fail: (189) [system] char_type(:, 'white')
   Call: (189) [system] char_type(:, end_of_line)
   Fail: (189) [system] char_type(:, end_of_line)
   Call: (189) [system] char_type(:, space)
   Fail: (189) [system] char_type(:, space)
   Call: (189) [system] char_type(:, cntrl)
   Fail: (189) [system] char_type(:, cntrl)
^  Fail: (188) [user] is_like_space(:)
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] get_char((0x55fbb4538270), _473824)
   Exit: (187) [system] get_char((0x55fbb4538270), :)
   Call: (187) [system] (:)='('
   Fail: (187) [system] (:)='('
   Call: (187) [system] (:)='['
   Fail: (187) [system] (:)='['
   Call: (187) [system] (:)='{'
   Fail: (187) [system] (:)='{'
   Call: (187) [system] (:)='"'
   Fail: (187) [system] (:)='"'
   Call: (187) [system] (:)=!
   Fail: (187) [system] (:)=!
   Call: (187) [system] (:)='\''
   Fail: (187) [system] (:)='\''
   Call: (187) [system] (:)='`'
   Fail: (187) [system] (:)='`'
   Call: (187) [system] (:)=end_of_file
   Fail: (187) [system] (:)=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55fbb4538270), :, _455956)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _491466)
   Call: (189) [system] peek_char((0x55fbb4538270), _492400)
   Exit: (189) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (189) [user] is_delimiter(' ')
   Call: (190) [system] char_type(' ', space)
   Exit: (190) [system] char_type(' ', space)
^  Exit: (189) [user] is_delimiter(' ')
   Call: (189) [system] _491466=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (188) [user] classify_and_convert_charseq([:], _455956)
^  Call: (189) [user] classify_and_convert_charseq_([:], _501684)
^  Call: (191) [system] setup_call_cleanup('$notrace'(_502636, _502638), once(user:catch(read_from_chars([:], _501684), _502618, fail)), '$restore_trace'(_502636, _502638))
^  Call: (192) [system] sig_atomic(system:'$notrace'(_502636, _502638))
^  Exit: (191) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _502618, fail)), system:'$restore_trace'(3, -1))
   Call: (190) [system] atomic(:)
   Exit: (190) [system] atomic(:)
^  Exit: (189) [user] classify_and_convert_charseq_([:], :)
   Call: (189) [system] integer(:)
   Fail: (189) [system] integer(:)
   Call: (189) [system] _455956=(:)
   Exit: (189) [system] (:)=(:)
^  Exit: (188) [user] classify_and_convert_charseq([:], :)
^  Exit: (187) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (186) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (186) [user] read_list(')', (0x55fbb4538270), _514764)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _516622)
   Exit: (188) [system] peek_char((0x55fbb4538270), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
   Call: (188) [system] ' '=(/)
   Fail: (188) [system] ' '=(/)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55fbb4538270), _526216)
   Exit: (188) [system] get_char((0x55fbb4538270), ' ')
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _528920)
   Exit: (189) [system] peek_char((0x55fbb4538270), 'M')
   Call: (189) [system] 'M'=(;)
   Fail: (189) [system] 'M'=(;)
   Call: (189) [system] 'M'=(/)
   Fail: (189) [system] 'M'=(/)
^  Call: (189) [user] is_like_space('M')
   Call: (190) [system] char_type('M', 'white')
   Fail: (190) [system] char_type('M', 'white')
   Call: (190) [system] char_type('M', end_of_line)
   Fail: (190) [system] char_type('M', end_of_line)
   Call: (190) [system] char_type('M', space)
   Fail: (190) [system] char_type('M', space)
   Call: (190) [system] char_type('M', cntrl)
   Fail: (190) [system] char_type('M', cntrl)
^  Fail: (189) [user] is_like_space('M')
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _545854)
   Exit: (187) [system] peek_char((0x55fbb4538270), 'M')
   Call: (187) [system] 'M'=')'
   Fail: (187) [system] 'M'=')'
   Call: (187) [system] 'M'=end_of_file
   Fail: (187) [system] 'M'=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55fbb4538270), _551424)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _553282)
   Exit: (189) [system] peek_char((0x55fbb4538270), 'M')
   Call: (189) [system] 'M'=(;)
   Fail: (189) [system] 'M'=(;)
   Call: (189) [system] 'M'=(/)
   Fail: (189) [system] 'M'=(/)
^  Call: (189) [user] is_like_space('M')
   Call: (190) [system] char_type('M', 'white')
   Fail: (190) [system] char_type('M', 'white')
   Call: (190) [system] char_type('M', end_of_line)
   Fail: (190) [system] char_type('M', end_of_line)
   Call: (190) [system] char_type('M', space)
   Fail: (190) [system] char_type('M', space)
   Call: (190) [system] char_type('M', cntrl)
   Fail: (190) [system] char_type('M', cntrl)
^  Fail: (189) [user] is_like_space('M')
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] get_char((0x55fbb4538270), _569292)
   Exit: (188) [system] get_char((0x55fbb4538270), 'M')
   Call: (188) [system] 'M'='('
   Fail: (188) [system] 'M'='('
   Call: (188) [system] 'M'='['
   Fail: (188) [system] 'M'='['
   Call: (188) [system] 'M'='{'
   Fail: (188) [system] 'M'='{'
   Call: (188) [system] 'M'='"'
   Fail: (188) [system] 'M'='"'
   Call: (188) [system] 'M'=!
   Fail: (188) [system] 'M'=!
   Call: (188) [system] 'M'='\''
   Fail: (188) [system] 'M'='\''
   Call: (188) [system] 'M'='`'
   Fail: (188) [system] 'M'='`'
   Call: (188) [system] 'M'=end_of_file
   Fail: (188) [system] 'M'=end_of_file
^  Call: (188) [user] read_symbolic(')', (0x55fbb4538270), 'M', _551424)
^  Call: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), _586934)
   Call: (190) [system] peek_char((0x55fbb4538270), _587868)
   Exit: (190) [system] peek_char((0x55fbb4538270), o)
^  Call: (190) [user] is_delimiter(o)
   Call: (191) [system] char_type(o, space)
   Fail: (191) [system] char_type(o, space)
   Call: (191) [system] arg(_592588, v('(', ')', end_of_file), o)
   Fail: (191) [system] arg(_593520, v('(', ')', end_of_file), o)
^  Fail: (190) [user] is_delimiter(o)
   Call: (190) [system] ')'==o
   Fail: (190) [system] ')'==o
   Call: (190) [system] get_char((0x55fbb4538270), o)
   Exit: (190) [system] get_char((0x55fbb4538270), o)
   Call: (190) [system] o=(\)
   Fail: (190) [system] o=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _600870)
   Call: (191) [system] peek_char((0x55fbb4538270), _601804)
   Exit: (191) [system] peek_char((0x55fbb4538270), d)
^  Call: (191) [user] is_delimiter(d)
   Call: (192) [system] char_type(d, space)
   Fail: (192) [system] char_type(d, space)
   Call: (192) [system] arg(_606524, v('(', ')', end_of_file), d)
   Fail: (192) [system] arg(_607456, v('(', ')', end_of_file), d)
^  Fail: (191) [user] is_delimiter(d)
   Call: (191) [system] ')'==d
   Fail: (191) [system] ')'==d
   Call: (191) [system] get_char((0x55fbb4538270), d)
   Exit: (191) [system] get_char((0x55fbb4538270), d)
   Call: (191) [system] d=(\)
   Fail: (191) [system] d=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _614806)
   Call: (192) [system] peek_char((0x55fbb4538270), _615740)
   Exit: (192) [system] peek_char((0x55fbb4538270), u)
^  Call: (192) [user] is_delimiter(u)
   Call: (193) [system] char_type(u, space)
   Fail: (193) [system] char_type(u, space)
   Call: (193) [system] arg(_620460, v('(', ')', end_of_file), u)
   Fail: (193) [system] arg(_621392, v('(', ')', end_of_file), u)
^  Fail: (192) [user] is_delimiter(u)
   Call: (192) [system] ')'==u
   Fail: (192) [system] ')'==u
   Call: (192) [system] get_char((0x55fbb4538270), u)
   Exit: (192) [system] get_char((0x55fbb4538270), u)
   Call: (192) [system] u=(\)
   Fail: (192) [system] u=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _628742)
   Call: (193) [system] peek_char((0x55fbb4538270), _629676)
   Exit: (193) [system] peek_char((0x55fbb4538270), s)
^  Call: (193) [user] is_delimiter(s)
   Call: (194) [system] char_type(s, space)
   Fail: (194) [system] char_type(s, space)
   Call: (194) [system] arg(_634396, v('(', ')', end_of_file), s)
   Fail: (194) [system] arg(_635328, v('(', ')', end_of_file), s)
^  Fail: (193) [user] is_delimiter(s)
   Call: (193) [system] ')'==s
   Fail: (193) [system] ')'==s
   Call: (193) [system] get_char((0x55fbb4538270), s)
   Exit: (193) [system] get_char((0x55fbb4538270), s)
   Call: (193) [system] s=(\)
   Fail: (193) [system] s=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _642678)
   Call: (194) [system] peek_char((0x55fbb4538270), _643612)
   Exit: (194) [system] peek_char((0x55fbb4538270), 'P')
^  Call: (194) [user] is_delimiter('P')
   Call: (195) [system] char_type('P', space)
   Fail: (195) [system] char_type('P', space)
   Call: (195) [system] arg(_648332, v('(', ')', end_of_file), 'P')
   Fail: (195) [system] arg(_649264, v('(', ')', end_of_file), 'P')
^  Fail: (194) [user] is_delimiter('P')
   Call: (194) [system] ')'=='P'
   Fail: (194) [system] ')'=='P'
   Call: (194) [system] get_char((0x55fbb4538270), 'P')
   Exit: (194) [system] get_char((0x55fbb4538270), 'P')
   Call: (194) [system] 'P'=(\)
   Fail: (194) [system] 'P'=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _656614)
   Call: (195) [system] peek_char((0x55fbb4538270), _657548)
   Exit: (195) [system] peek_char((0x55fbb4538270), o)
^  Call: (195) [user] is_delimiter(o)
   Call: (196) [system] char_type(o, space)
   Fail: (196) [system] char_type(o, space)
   Call: (196) [system] arg(_662268, v('(', ')', end_of_file), o)
   Fail: (196) [system] arg(_663200, v('(', ')', end_of_file), o)
^  Fail: (195) [user] is_delimiter(o)
   Call: (195) [system] ')'==o
   Fail: (195) [system] ')'==o
   Call: (195) [system] get_char((0x55fbb4538270), o)
   Exit: (195) [system] get_char((0x55fbb4538270), o)
   Call: (195) [system] o=(\)
   Fail: (195) [system] o=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _670550)
   Call: (196) [system] peek_char((0x55fbb4538270), _671484)
   Exit: (196) [system] peek_char((0x55fbb4538270), n)
^  Call: (196) [user] is_delimiter(n)
   Call: (197) [system] char_type(n, space)
   Fail: (197) [system] char_type(n, space)
   Call: (197) [system] arg(_676204, v('(', ')', end_of_file), n)
   Fail: (197) [system] arg(_677136, v('(', ')', end_of_file), n)
^  Fail: (196) [user] is_delimiter(n)
   Call: (196) [system] ')'==n
   Fail: (196) [system] ')'==n
   Call: (196) [system] get_char((0x55fbb4538270), n)
   Exit: (196) [system] get_char((0x55fbb4538270), n)
   Call: (196) [system] n=(\)
   Fail: (196) [system] n=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _684486)
   Call: (197) [system] peek_char((0x55fbb4538270), _685420)
   Exit: (197) [system] peek_char((0x55fbb4538270), e)
^  Call: (197) [user] is_delimiter(e)
   Call: (198) [system] char_type(e, space)
   Fail: (198) [system] char_type(e, space)
   Call: (198) [system] arg(_690140, v('(', ')', end_of_file), e)
   Fail: (198) [system] arg(_691072, v('(', ')', end_of_file), e)
^  Fail: (197) [user] is_delimiter(e)
   Call: (197) [system] ')'==e
   Fail: (197) [system] ')'==e
   Call: (197) [system] get_char((0x55fbb4538270), e)
   Exit: (197) [system] get_char((0x55fbb4538270), e)
   Call: (197) [system] e=(\)
   Fail: (197) [system] e=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _698422)
   Call: (198) [system] peek_char((0x55fbb4538270), _699356)
   Exit: (198) [system] peek_char((0x55fbb4538270), n)
^  Call: (198) [user] is_delimiter(n)
   Call: (199) [system] char_type(n, space)
   Fail: (199) [system] char_type(n, space)
   Call: (199) [system] arg(_704076, v('(', ')', end_of_file), n)
   Fail: (199) [system] arg(_705008, v('(', ')', end_of_file), n)
^  Fail: (198) [user] is_delimiter(n)
   Call: (198) [system] ')'==n
   Fail: (198) [system] ')'==n
   Call: (198) [system] get_char((0x55fbb4538270), n)
   Exit: (198) [system] get_char((0x55fbb4538270), n)
   Call: (198) [system] n=(\)
   Fail: (198) [system] n=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _712358)
   Call: (199) [system] peek_char((0x55fbb4538270), _713292)
   Exit: (199) [system] peek_char((0x55fbb4538270), s)
^  Call: (199) [user] is_delimiter(s)
   Call: (200) [system] char_type(s, space)
   Fail: (200) [system] char_type(s, space)
   Call: (200) [system] arg(_718012, v('(', ')', end_of_file), s)
   Fail: (200) [system] arg(_718944, v('(', ')', end_of_file), s)
^  Fail: (199) [user] is_delimiter(s)
   Call: (199) [system] ')'==s
   Fail: (199) [system] ')'==s
   Call: (199) [system] get_char((0x55fbb4538270), s)
   Exit: (199) [system] get_char((0x55fbb4538270), s)
   Call: (199) [system] s=(\)
   Fail: (199) [system] s=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _726294)
   Call: (200) [system] peek_char((0x55fbb4538270), _727228)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (200) [user] is_delimiter(' ')
   Call: (201) [system] char_type(' ', space)
   Exit: (201) [system] char_type(' ', space)
^  Exit: (200) [user] is_delimiter(' ')
   Call: (200) [system] _726294=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (199) [system] _712358=[s]
   Exit: (199) [system] [s]=[s]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [s])
   Call: (198) [system] _698422=[n, s]
   Exit: (198) [system] [n, s]=[n, s]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, s])
   Call: (197) [system] _684486=[e, n, s]
   Exit: (197) [system] [e, n, s]=[e, n, s]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, n, s])
   Call: (196) [system] _670550=[n, e, n, s]
   Exit: (196) [system] [n, e, n, s]=[n, e, n, s]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, e, n, s])
   Call: (195) [system] _656614=[o, n, e, n, s]
   Exit: (195) [system] [o, n, e, n, s]=[o, n, e, n, s]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, e, n, s])
   Call: (194) [system] _642678=['P', o, n, e, n, s]
   Exit: (194) [system] ['P', o, n, e, n, s]=['P', o, n, e, n, s]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), ['P', o, n, e, n, s])
   Call: (193) [system] _628742=[s, 'P', o, n, e, n, s]
   Exit: (193) [system] [s, 'P', o, n, e, n, s]=[s, 'P', o, n, e, n, s]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, 'P', o, n, e, n, s])
   Call: (192) [system] _614806=[u, s, 'P', o, n, e, n, s]
   Exit: (192) [system] [u, s, 'P', o, n, e, n, s]=[u, s, 'P', o, n, e, n, s]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, s, 'P', o, n, e, n, s])
   Call: (191) [system] _600870=[d, u, s, 'P', o, n, e, n, s]
   Exit: (191) [system] [d, u, s, 'P', o, n, e, n, s]=[d, u, s, 'P', o, n, e, n, s]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, s, 'P', o, n, e, n, s])
   Call: (190) [system] _586934=[o, d, u, s, 'P', o, n, e, n, s]
   Exit: (190) [system] [o, d, u, s, 'P', o, n, e, n, s]=[o, d, u, s, 'P', o, n, e, n, s]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, s, 'P', o, n, e, n, s])
^  Call: (189) [user] classify_and_convert_charseq(['M', o, d, u, s, 'P', o, n, e, n, s], _551424)
^  Call: (190) [user] classify_and_convert_charseq_(['M', o, d, u, s, 'P', o, n, e, n, s], _764452)
^  Call: (192) [system] setup_call_cleanup('$notrace'(_765404, _765406), once(user:catch(read_from_chars(['M', o, d, u, s, 'P', o, n, e, n, s], _764452), _765386, fail)), '$restore_trace'(_765404, _765406))
^  Call: (193) [system] sig_atomic(system:'$notrace'(_765404, _765406))
^  Exit: (192) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['M', o, d, u, s, 'P', o, n, e, n, s], _764452), _765386, fail)), system:'$restore_trace'(3, -1))
   Call: (191) [system] atomic(_764452)
   Fail: (191) [system] atomic(_764452)
   Call: (191) [system] atom_chars(_764452, ['M', o, d, u, s, 'P', o, n, e, n, s])
   Exit: (191) [system] atom_chars('ModusPonens', ['M', o, d, u, s, 'P', o, n, e, n, s])
^  Exit: (190) [user] classify_and_convert_charseq_(['M', o, d, u, s, 'P', o, n, e, n, s], 'ModusPonens')
   Call: (190) [system] integer('ModusPonens')
   Fail: (190) [system] integer('ModusPonens')
   Call: (190) [system] _551424='ModusPonens'
   Exit: (190) [system] 'ModusPonens'='ModusPonens'
^  Exit: (189) [user] classify_and_convert_charseq(['M', o, d, u, s, 'P', o, n, e, n, s], 'ModusPonens')
^  Exit: (188) [user] read_symbolic(')', (0x55fbb4538270), 'M', 'ModusPonens')
^  Exit: (187) [user] cont_sexpr(')', (0x55fbb4538270), 'ModusPonens')
^  Call: (187) [user] read_list(')', (0x55fbb4538270), _779402)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _781260)
   Exit: (189) [system] peek_char((0x55fbb4538270), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
   Call: (189) [system] ' '=(/)
   Fail: (189) [system] ' '=(/)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55fbb4538270), _790854)
   Exit: (189) [system] get_char((0x55fbb4538270), ' ')
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _793558)
   Exit: (190) [system] peek_char((0x55fbb4538270), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
   Call: (190) [system] '('=(/)
   Fail: (190) [system] '('=(/)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _810492)
   Exit: (188) [system] peek_char((0x55fbb4538270), '(')
   Call: (188) [system] '('=')'
   Fail: (188) [system] '('=')'
   Call: (188) [system] '('=end_of_file
   Fail: (188) [system] '('=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55fbb4538270), _816062)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _817920)
   Exit: (190) [system] peek_char((0x55fbb4538270), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
   Call: (190) [system] '('=(/)
   Fail: (190) [system] '('=(/)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] get_char((0x55fbb4538270), _833930)
   Exit: (189) [system] get_char((0x55fbb4538270), '(')
   Call: (189) [system] '('='('
   Exit: (189) [system] '('='('
^  Call: (189) [user] read_list(')', (0x55fbb4538270), _816062)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _839500)
   Exit: (191) [system] peek_char((0x55fbb4538270), -)
   Call: (191) [system] (-)=(;)
   Fail: (191) [system] (-)=(;)
   Call: (191) [system] (-)=(/)
   Fail: (191) [system] (-)=(/)
^  Call: (191) [user] is_like_space(-)
   Call: (192) [system] char_type(-, 'white')
   Fail: (192) [system] char_type(-, 'white')
   Call: (192) [system] char_type(-, end_of_line)
   Fail: (192) [system] char_type(-, end_of_line)
   Call: (192) [system] char_type(-, space)
   Fail: (192) [system] char_type(-, space)
   Call: (192) [system] char_type(-, cntrl)
   Fail: (192) [system] char_type(-, cntrl)
^  Fail: (191) [user] is_like_space(-)
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _855510)
   Exit: (190) [system] peek_char((0x55fbb4538270), -)
   Call: (190) [system] (-)=')'
   Fail: (190) [system] (-)=')'
   Call: (190) [system] (-)=end_of_file
   Fail: (190) [system] (-)=end_of_file
^  Call: (190) [user] cont_sexpr(')', (0x55fbb4538270), _861080)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _862938)
   Exit: (192) [system] peek_char((0x55fbb4538270), -)
   Call: (192) [system] (-)=(;)
   Fail: (192) [system] (-)=(;)
   Call: (192) [system] (-)=(/)
   Fail: (192) [system] (-)=(/)
^  Call: (192) [user] is_like_space(-)
   Call: (193) [system] char_type(-, 'white')
   Fail: (193) [system] char_type(-, 'white')
   Call: (193) [system] char_type(-, end_of_line)
   Fail: (193) [system] char_type(-, end_of_line)
   Call: (193) [system] char_type(-, space)
   Fail: (193) [system] char_type(-, space)
   Call: (193) [system] char_type(-, cntrl)
   Fail: (193) [system] char_type(-, cntrl)
^  Fail: (192) [user] is_like_space(-)
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] get_char((0x55fbb4538270), _878948)
   Exit: (191) [system] get_char((0x55fbb4538270), -)
   Call: (191) [system] (-)='('
   Fail: (191) [system] (-)='('
   Call: (191) [system] (-)='['
   Fail: (191) [system] (-)='['
   Call: (191) [system] (-)='{'
   Fail: (191) [system] (-)='{'
   Call: (191) [system] (-)='"'
   Fail: (191) [system] (-)='"'
   Call: (191) [system] (-)=!
   Fail: (191) [system] (-)=!
   Call: (191) [system] (-)='\''
   Fail: (191) [system] (-)='\''
   Call: (191) [system] (-)='`'
   Fail: (191) [system] (-)='`'
   Call: (191) [system] (-)=end_of_file
   Fail: (191) [system] (-)=end_of_file
^  Call: (191) [user] read_symbolic(')', (0x55fbb4538270), -, _861080)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _896590)
   Call: (193) [system] peek_char((0x55fbb4538270), _897524)
   Exit: (193) [system] peek_char((0x55fbb4538270), >)
^  Call: (193) [user] is_delimiter(>)
   Call: (194) [system] char_type(>, space)
   Fail: (194) [system] char_type(>, space)
   Call: (194) [system] arg(_902244, v('(', ')', end_of_file), >)
   Fail: (194) [system] arg(_903176, v('(', ')', end_of_file), >)
^  Fail: (193) [user] is_delimiter(>)
   Call: (193) [system] ')'==(>)
   Fail: (193) [system] ')'==(>)
   Call: (193) [system] get_char((0x55fbb4538270), >)
   Exit: (193) [system] get_char((0x55fbb4538270), >)
   Call: (193) [system] (>)=(\)
   Fail: (193) [system] (>)=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _910526)
   Call: (194) [system] peek_char((0x55fbb4538270), _911460)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _910526=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (193) [system] _896590=[>]
   Exit: (193) [system] [>]=[>]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [>])
^  Call: (192) [user] classify_and_convert_charseq([-, >], _861080)
^  Call: (193) [user] classify_and_convert_charseq_([-, >], _923538)
^  Call: (195) [system] setup_call_cleanup('$notrace'(_924490, _924492), once(user:catch(read_from_chars([-, >], _923538), _924472, fail)), '$restore_trace'(_924490, _924492))
^  Call: (196) [system] sig_atomic(system:'$notrace'(_924490, _924492))
^  Exit: (195) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([-, >], ->), _924472, fail)), system:'$restore_trace'(3, -1))
   Call: (194) [system] atomic(->)
   Exit: (194) [system] atomic(->)
^  Exit: (193) [user] classify_and_convert_charseq_([-, >], ->)
   Call: (193) [system] integer(->)
   Fail: (193) [system] integer(->)
   Call: (193) [system] _861080=(->)
   Exit: (193) [system] (->)=(->)
^  Exit: (192) [user] classify_and_convert_charseq([-, >], ->)
^  Exit: (191) [user] read_symbolic(')', (0x55fbb4538270), -, ->)
^  Exit: (190) [user] cont_sexpr(')', (0x55fbb4538270), ->)
^  Call: (190) [user] read_list(')', (0x55fbb4538270), _936618)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _938476)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
   Call: (192) [system] ' '=(/)
   Fail: (192) [system] ' '=(/)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55fbb4538270), _948070)
   Exit: (192) [system] get_char((0x55fbb4538270), ' ')
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _950774)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
   Call: (193) [system] '('=(/)
   Fail: (193) [system] '('=(/)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _967708)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=')'
   Fail: (191) [system] '('=')'
   Call: (191) [system] '('=end_of_file
   Fail: (191) [system] '('=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55fbb4538270), _973278)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _975136)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
   Call: (193) [system] '('=(/)
   Fail: (193) [system] '('=(/)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] get_char((0x55fbb4538270), _991146)
   Exit: (192) [system] get_char((0x55fbb4538270), '(')
   Call: (192) [system] '('='('
   Exit: (192) [system] '('='('
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _973278)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _996716)
   Exit: (194) [system] peek_char((0x55fbb4538270), 'I')
   Call: (194) [system] 'I'=(;)
   Fail: (194) [system] 'I'=(;)
   Call: (194) [system] 'I'=(/)
   Fail: (194) [system] 'I'=(/)
^  Call: (194) [user] is_like_space('I')
   Call: (195) [system] char_type('I', 'white')
   Fail: (195) [system] char_type('I', 'white')
   Call: (195) [system] char_type('I', end_of_line)
   Fail: (195) [system] char_type('I', end_of_line)
   Call: (195) [system] char_type('I', space)
   Fail: (195) [system] char_type('I', space)
   Call: (195) [system] char_type('I', cntrl)
   Fail: (195) [system] char_type('I', cntrl)
^  Fail: (194) [user] is_like_space('I')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1012726)
   Exit: (193) [system] peek_char((0x55fbb4538270), 'I')
   Call: (193) [system] 'I'=')'
   Fail: (193) [system] 'I'=')'
   Call: (193) [system] 'I'=end_of_file
   Fail: (193) [system] 'I'=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _1018296)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1020154)
   Exit: (195) [system] peek_char((0x55fbb4538270), 'I')
   Call: (195) [system] 'I'=(;)
   Fail: (195) [system] 'I'=(;)
   Call: (195) [system] 'I'=(/)
   Fail: (195) [system] 'I'=(/)
^  Call: (195) [user] is_like_space('I')
   Call: (196) [system] char_type('I', 'white')
   Fail: (196) [system] char_type('I', 'white')
   Call: (196) [system] char_type('I', end_of_line)
   Fail: (196) [system] char_type('I', end_of_line)
   Call: (196) [system] char_type('I', space)
   Fail: (196) [system] char_type('I', space)
   Call: (196) [system] char_type('I', cntrl)
   Fail: (196) [system] char_type('I', cntrl)
^  Fail: (195) [user] is_like_space('I')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _1036164)
   Exit: (194) [system] get_char((0x55fbb4538270), 'I')
   Call: (194) [system] 'I'='('
   Fail: (194) [system] 'I'='('
   Call: (194) [system] 'I'='['
   Fail: (194) [system] 'I'='['
   Call: (194) [system] 'I'='{'
   Fail: (194) [system] 'I'='{'
   Call: (194) [system] 'I'='"'
   Fail: (194) [system] 'I'='"'
   Call: (194) [system] 'I'=!
   Fail: (194) [system] 'I'=!
   Call: (194) [system] 'I'='\''
   Fail: (194) [system] 'I'='\''
   Call: (194) [system] 'I'='`'
   Fail: (194) [system] 'I'='`'
   Call: (194) [system] 'I'=end_of_file
   Fail: (194) [system] 'I'=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55fbb4538270), 'I', _1018296)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _1053806)
   Call: (196) [system] peek_char((0x55fbb4538270), _1054740)
   Exit: (196) [system] peek_char((0x55fbb4538270), m)
^  Call: (196) [user] is_delimiter(m)
   Call: (197) [system] char_type(m, space)
   Fail: (197) [system] char_type(m, space)
   Call: (197) [system] arg(_1059460, v('(', ')', end_of_file), m)
   Fail: (197) [system] arg(_1060392, v('(', ')', end_of_file), m)
^  Fail: (196) [user] is_delimiter(m)
   Call: (196) [system] ')'==m
   Fail: (196) [system] ')'==m
   Call: (196) [system] get_char((0x55fbb4538270), m)
   Exit: (196) [system] get_char((0x55fbb4538270), m)
   Call: (196) [system] m=(\)
   Fail: (196) [system] m=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _1067742)
   Call: (197) [system] peek_char((0x55fbb4538270), _1068676)
   Exit: (197) [system] peek_char((0x55fbb4538270), p)
^  Call: (197) [user] is_delimiter(p)
   Call: (198) [system] char_type(p, space)
   Fail: (198) [system] char_type(p, space)
   Call: (198) [system] arg(_1073396, v('(', ')', end_of_file), p)
   Fail: (198) [system] arg(_1074328, v('(', ')', end_of_file), p)
^  Fail: (197) [user] is_delimiter(p)
   Call: (197) [system] ')'==p
   Fail: (197) [system] ')'==p
   Call: (197) [system] get_char((0x55fbb4538270), p)
   Exit: (197) [system] get_char((0x55fbb4538270), p)
   Call: (197) [system] p=(\)
   Fail: (197) [system] p=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _1081678)
   Call: (198) [system] peek_char((0x55fbb4538270), _1082612)
   Exit: (198) [system] peek_char((0x55fbb4538270), l)
^  Call: (198) [user] is_delimiter(l)
   Call: (199) [system] char_type(l, space)
   Fail: (199) [system] char_type(l, space)
   Call: (199) [system] arg(_1087332, v('(', ')', end_of_file), l)
   Fail: (199) [system] arg(_1088264, v('(', ')', end_of_file), l)
^  Fail: (198) [user] is_delimiter(l)
   Call: (198) [system] ')'==l
   Fail: (198) [system] ')'==l
   Call: (198) [system] get_char((0x55fbb4538270), l)
   Exit: (198) [system] get_char((0x55fbb4538270), l)
   Call: (198) [system] l=(\)
   Fail: (198) [system] l=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _1095614)
   Call: (199) [system] peek_char((0x55fbb4538270), _1096548)
   Exit: (199) [system] peek_char((0x55fbb4538270), i)
^  Call: (199) [user] is_delimiter(i)
   Call: (200) [system] char_type(i, space)
   Fail: (200) [system] char_type(i, space)
   Call: (200) [system] arg(_1101268, v('(', ')', end_of_file), i)
   Fail: (200) [system] arg(_1102200, v('(', ')', end_of_file), i)
^  Fail: (199) [user] is_delimiter(i)
   Call: (199) [system] ')'==i
   Fail: (199) [system] ')'==i
   Call: (199) [system] get_char((0x55fbb4538270), i)
   Exit: (199) [system] get_char((0x55fbb4538270), i)
   Call: (199) [system] i=(\)
   Fail: (199) [system] i=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _1109550)
   Call: (200) [system] peek_char((0x55fbb4538270), _1110484)
   Exit: (200) [system] peek_char((0x55fbb4538270), c)
^  Call: (200) [user] is_delimiter(c)
   Call: (201) [system] char_type(c, space)
   Fail: (201) [system] char_type(c, space)
   Call: (201) [system] arg(_1115204, v('(', ')', end_of_file), c)
   Fail: (201) [system] arg(_1116136, v('(', ')', end_of_file), c)
^  Fail: (200) [user] is_delimiter(c)
   Call: (200) [system] ')'==c
   Fail: (200) [system] ')'==c
   Call: (200) [system] get_char((0x55fbb4538270), c)
   Exit: (200) [system] get_char((0x55fbb4538270), c)
   Call: (200) [system] c=(\)
   Fail: (200) [system] c=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _1123486)
   Call: (201) [system] peek_char((0x55fbb4538270), _1124420)
   Exit: (201) [system] peek_char((0x55fbb4538270), a)
^  Call: (201) [user] is_delimiter(a)
   Call: (202) [system] char_type(a, space)
   Fail: (202) [system] char_type(a, space)
   Call: (202) [system] arg(_1129140, v('(', ')', end_of_file), a)
   Fail: (202) [system] arg(_1130072, v('(', ')', end_of_file), a)
^  Fail: (201) [user] is_delimiter(a)
   Call: (201) [system] ')'==a
   Fail: (201) [system] ')'==a
   Call: (201) [system] get_char((0x55fbb4538270), a)
   Exit: (201) [system] get_char((0x55fbb4538270), a)
   Call: (201) [system] a=(\)
   Fail: (201) [system] a=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1137422)
   Call: (202) [system] peek_char((0x55fbb4538270), _1138356)
   Exit: (202) [system] peek_char((0x55fbb4538270), t)
^  Call: (202) [user] is_delimiter(t)
   Call: (203) [system] char_type(t, space)
   Fail: (203) [system] char_type(t, space)
   Call: (203) [system] arg(_1143076, v('(', ')', end_of_file), t)
   Fail: (203) [system] arg(_1144008, v('(', ')', end_of_file), t)
^  Fail: (202) [user] is_delimiter(t)
   Call: (202) [system] ')'==t
   Fail: (202) [system] ')'==t
   Call: (202) [system] get_char((0x55fbb4538270), t)
   Exit: (202) [system] get_char((0x55fbb4538270), t)
   Call: (202) [system] t=(\)
   Fail: (202) [system] t=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1151358)
   Call: (203) [system] peek_char((0x55fbb4538270), _1152292)
   Exit: (203) [system] peek_char((0x55fbb4538270), i)
^  Call: (203) [user] is_delimiter(i)
   Call: (204) [system] char_type(i, space)
   Fail: (204) [system] char_type(i, space)
   Call: (204) [system] arg(_1157012, v('(', ')', end_of_file), i)
   Fail: (204) [system] arg(_1157944, v('(', ')', end_of_file), i)
^  Fail: (203) [user] is_delimiter(i)
   Call: (203) [system] ')'==i
   Fail: (203) [system] ')'==i
   Call: (203) [system] get_char((0x55fbb4538270), i)
   Exit: (203) [system] get_char((0x55fbb4538270), i)
   Call: (203) [system] i=(\)
   Fail: (203) [system] i=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1165294)
   Call: (204) [system] peek_char((0x55fbb4538270), _1166228)
   Exit: (204) [system] peek_char((0x55fbb4538270), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_1170948, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_1171880, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55fbb4538270), o)
   Exit: (204) [system] get_char((0x55fbb4538270), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1179230)
   Call: (205) [system] peek_char((0x55fbb4538270), _1180164)
   Exit: (205) [system] peek_char((0x55fbb4538270), n)
^  Call: (205) [user] is_delimiter(n)
   Call: (206) [system] char_type(n, space)
   Fail: (206) [system] char_type(n, space)
   Call: (206) [system] arg(_1184884, v('(', ')', end_of_file), n)
   Fail: (206) [system] arg(_1185816, v('(', ')', end_of_file), n)
^  Fail: (205) [user] is_delimiter(n)
   Call: (205) [system] ')'==n
   Fail: (205) [system] ')'==n
   Call: (205) [system] get_char((0x55fbb4538270), n)
   Exit: (205) [system] get_char((0x55fbb4538270), n)
   Call: (205) [system] n=(\)
   Fail: (205) [system] n=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1193166)
   Call: (206) [system] peek_char((0x55fbb4538270), _1194100)
   Exit: (206) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (206) [user] is_delimiter('L')
   Call: (207) [system] char_type('L', space)
   Fail: (207) [system] char_type('L', space)
   Call: (207) [system] arg(_1198820, v('(', ')', end_of_file), 'L')
   Fail: (207) [system] arg(_1199752, v('(', ')', end_of_file), 'L')
^  Fail: (206) [user] is_delimiter('L')
   Call: (206) [system] ')'=='L'
   Fail: (206) [system] ')'=='L'
   Call: (206) [system] get_char((0x55fbb4538270), 'L')
   Exit: (206) [system] get_char((0x55fbb4538270), 'L')
   Call: (206) [system] 'L'=(\)
   Fail: (206) [system] 'L'=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1207102)
   Call: (207) [system] peek_char((0x55fbb4538270), _1208036)
   Exit: (207) [system] peek_char((0x55fbb4538270), i)
^  Call: (207) [user] is_delimiter(i)
   Call: (208) [system] char_type(i, space)
   Fail: (208) [system] char_type(i, space)
   Call: (208) [system] arg(_1212756, v('(', ')', end_of_file), i)
   Fail: (208) [system] arg(_1213688, v('(', ')', end_of_file), i)
^  Fail: (207) [user] is_delimiter(i)
   Call: (207) [system] ')'==i
   Fail: (207) [system] ')'==i
   Call: (207) [system] get_char((0x55fbb4538270), i)
   Exit: (207) [system] get_char((0x55fbb4538270), i)
   Call: (207) [system] i=(\)
   Fail: (207) [system] i=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1221038)
   Call: (208) [system] peek_char((0x55fbb4538270), _1221972)
   Exit: (208) [system] peek_char((0x55fbb4538270), n)
^  Call: (208) [user] is_delimiter(n)
   Call: (209) [system] char_type(n, space)
   Fail: (209) [system] char_type(n, space)
   Call: (209) [system] arg(_1226692, v('(', ')', end_of_file), n)
   Fail: (209) [system] arg(_1227624, v('(', ')', end_of_file), n)
^  Fail: (208) [user] is_delimiter(n)
   Call: (208) [system] ')'==n
   Fail: (208) [system] ')'==n
   Call: (208) [system] get_char((0x55fbb4538270), n)
   Exit: (208) [system] get_char((0x55fbb4538270), n)
   Call: (208) [system] n=(\)
   Fail: (208) [system] n=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1234974)
   Call: (209) [system] peek_char((0x55fbb4538270), _1235908)
   Exit: (209) [system] peek_char((0x55fbb4538270), k)
^  Call: (209) [user] is_delimiter(k)
   Call: (210) [system] char_type(k, space)
   Fail: (210) [system] char_type(k, space)
   Call: (210) [system] arg(_1240628, v('(', ')', end_of_file), k)
   Fail: (210) [system] arg(_1241560, v('(', ')', end_of_file), k)
^  Fail: (209) [user] is_delimiter(k)
   Call: (209) [system] ')'==k
   Fail: (209) [system] ')'==k
   Call: (209) [system] get_char((0x55fbb4538270), k)
   Exit: (209) [system] get_char((0x55fbb4538270), k)
   Call: (209) [system] k=(\)
   Fail: (209) [system] k=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1248910)
   Call: (210) [system] peek_char((0x55fbb4538270), _1249844)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _1248910=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (209) [system] _1234974=[k]
   Exit: (209) [system] [k]=[k]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (208) [system] _1221038=[n, k]
   Exit: (208) [system] [n, k]=[n, k]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (207) [system] _1207102=[i, n, k]
   Exit: (207) [system] [i, n, k]=[i, n, k]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (206) [system] _1193166=['L', i, n, k]
   Exit: (206) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (205) [system] _1179230=[n, 'L', i, n, k]
   Exit: (205) [system] [n, 'L', i, n, k]=[n, 'L', i, n, k]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'L', i, n, k])
   Call: (204) [system] _1165294=[o, n, 'L', i, n, k]
   Exit: (204) [system] [o, n, 'L', i, n, k]=[o, n, 'L', i, n, k]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'L', i, n, k])
   Call: (203) [system] _1151358=[i, o, n, 'L', i, n, k]
   Exit: (203) [system] [i, o, n, 'L', i, n, k]=[i, o, n, 'L', i, n, k]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'L', i, n, k])
   Call: (202) [system] _1137422=[t, i, o, n, 'L', i, n, k]
   Exit: (202) [system] [t, i, o, n, 'L', i, n, k]=[t, i, o, n, 'L', i, n, k]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'L', i, n, k])
   Call: (201) [system] _1123486=[a, t, i, o, n, 'L', i, n, k]
   Exit: (201) [system] [a, t, i, o, n, 'L', i, n, k]=[a, t, i, o, n, 'L', i, n, k]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n, 'L', i, n, k])
   Call: (200) [system] _1109550=[c, a, t, i, o, n, 'L', i, n, k]
   Exit: (200) [system] [c, a, t, i, o, n, 'L', i, n, k]=[c, a, t, i, o, n, 'L', i, n, k]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n, 'L', i, n, k])
   Call: (199) [system] _1095614=[i, c, a, t, i, o, n, 'L', i, n, k]
   Exit: (199) [system] [i, c, a, t, i, o, n, 'L', i, n, k]=[i, c, a, t, i, o, n, 'L', i, n, k]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n, 'L', i, n, k])
   Call: (198) [system] _1081678=[l, i, c, a, t, i, o, n, 'L', i, n, k]
   Exit: (198) [system] [l, i, c, a, t, i, o, n, 'L', i, n, k]=[l, i, c, a, t, i, o, n, 'L', i, n, k]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n, 'L', i, n, k])
   Call: (197) [system] _1067742=[p, l, i, c, a, t, i, o, n, 'L', i, n, k]
   Exit: (197) [system] [p, l, i, c, a, t, i, o, n, 'L', i, n, k]=[p, l, i, c, a, t, i, o, n, 'L', i, n, k]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n, 'L', i, n, k])
   Call: (196) [system] _1053806=[m, p, l, i, c, a, t, i, o, n, 'L', i, n, k]
   Exit: (196) [system] [m, p, l, i, c, a, t, i, o, n, 'L', i, n, k]=[m, p, l, i, c, a, t, i, o, n, 'L', i, n, k]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n, 'L', i, n, k])
^  Call: (195) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k], _1018296)
^  Call: (196) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k], _1298244)
^  Call: (198) [system] setup_call_cleanup('$notrace'(_1299196, _1299198), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k], _1298244), _1299178, fail)), '$restore_trace'(_1299196, _1299198))
^  Call: (199) [system] sig_atomic(system:'$notrace'(_1299196, _1299198))
^  Exit: (198) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k], _1298244), _1299178, fail)), system:'$restore_trace'(3, -1))
   Call: (197) [system] atomic(_1298244)
   Fail: (197) [system] atomic(_1298244)
   Call: (197) [system] atom_chars(_1298244, ['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k])
   Exit: (197) [system] atom_chars('ImplicationLink', ['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k])
^  Exit: (196) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k], 'ImplicationLink')
   Call: (196) [system] integer('ImplicationLink')
   Fail: (196) [system] integer('ImplicationLink')
   Call: (196) [system] _1018296='ImplicationLink'
   Exit: (196) [system] 'ImplicationLink'='ImplicationLink'
^  Exit: (195) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k], 'ImplicationLink')
^  Exit: (194) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'ImplicationLink')
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), 'ImplicationLink')
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _1313194)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1315052)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _1324646)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1327350)
   Exit: (196) [system] peek_char((0x55fbb4538270), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
   Call: (196) [system] ($)=(/)
   Fail: (196) [system] ($)=(/)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1344284)
   Exit: (194) [system] peek_char((0x55fbb4538270), $)
   Call: (194) [system] ($)=')'
   Fail: (194) [system] ($)=')'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _1349854)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1351712)
   Exit: (196) [system] peek_char((0x55fbb4538270), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
   Call: (196) [system] ($)=(/)
   Fail: (196) [system] ($)=(/)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _1367722)
   Exit: (195) [system] get_char((0x55fbb4538270), $)
   Call: (195) [system] ($)='('
   Fail: (195) [system] ($)='('
   Call: (195) [system] ($)='['
   Fail: (195) [system] ($)='['
   Call: (195) [system] ($)='{'
   Fail: (195) [system] ($)='{'
   Call: (195) [system] ($)='"'
   Fail: (195) [system] ($)='"'
   Call: (195) [system] ($)=!
   Fail: (195) [system] ($)=!
   Call: (195) [system] ($)='\''
   Fail: (195) [system] ($)='\''
   Call: (195) [system] ($)='`'
   Fail: (195) [system] ($)='`'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55fbb4538270), $, _1349854)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _1385364)
   Call: (197) [system] peek_char((0x55fbb4538270), _1386298)
   Exit: (197) [system] peek_char((0x55fbb4538270), p)
^  Call: (197) [user] is_delimiter(p)
   Call: (198) [system] char_type(p, space)
   Fail: (198) [system] char_type(p, space)
   Call: (198) [system] arg(_1391018, v('(', ')', end_of_file), p)
   Fail: (198) [system] arg(_1391950, v('(', ')', end_of_file), p)
^  Fail: (197) [user] is_delimiter(p)
   Call: (197) [system] ')'==p
   Fail: (197) [system] ')'==p
   Call: (197) [system] get_char((0x55fbb4538270), p)
   Exit: (197) [system] get_char((0x55fbb4538270), p)
   Call: (197) [system] p=(\)
   Fail: (197) [system] p=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _1399300)
   Call: (198) [system] peek_char((0x55fbb4538270), _1400234)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (198) [user] is_delimiter(' ')
   Call: (199) [system] char_type(' ', space)
   Exit: (199) [system] char_type(' ', space)
^  Exit: (198) [user] is_delimiter(' ')
   Call: (198) [system] _1399300=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (197) [system] _1385364=[p]
   Exit: (197) [system] [p]=[p]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [p])
^  Call: (196) [user] classify_and_convert_charseq([$, p], _1349854)
^  Call: (197) [user] classify_and_convert_charseq_([$, p], _1412312)
   Call: (198) [system] atom_chars(_1413244, ['_', p])
   Exit: (198) [system] atom_chars('_p', ['_', p])
^  Exit: (197) [user] classify_and_convert_charseq_([$, p], _p)
   Call: (197) [system] integer(_p)
   Fail: (197) [system] integer(_p)
   Call: (197) [system] _1349854=_p
   Exit: (197) [system] _p=_p
^  Exit: (196) [user] classify_and_convert_charseq([$, p], _p)
^  Exit: (195) [user] read_symbolic(')', (0x55fbb4538270), $, _p)
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), _p)
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _1422536)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1424394)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _1433988)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1436692)
   Exit: (197) [system] peek_char((0x55fbb4538270), $)
   Call: (197) [system] ($)=(;)
   Fail: (197) [system] ($)=(;)
   Call: (197) [system] ($)=(/)
   Fail: (197) [system] ($)=(/)
^  Call: (197) [user] is_like_space($)
   Call: (198) [system] char_type($, 'white')
   Fail: (198) [system] char_type($, 'white')
   Call: (198) [system] char_type($, end_of_line)
   Fail: (198) [system] char_type($, end_of_line)
   Call: (198) [system] char_type($, space)
   Fail: (198) [system] char_type($, space)
   Call: (198) [system] char_type($, cntrl)
   Fail: (198) [system] char_type($, cntrl)
^  Fail: (197) [user] is_like_space($)
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1453626)
   Exit: (195) [system] peek_char((0x55fbb4538270), $)
   Call: (195) [system] ($)=')'
   Fail: (195) [system] ($)=')'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _1459196)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1461054)
   Exit: (197) [system] peek_char((0x55fbb4538270), $)
   Call: (197) [system] ($)=(;)
   Fail: (197) [system] ($)=(;)
   Call: (197) [system] ($)=(/)
   Fail: (197) [system] ($)=(/)
^  Call: (197) [user] is_like_space($)
   Call: (198) [system] char_type($, 'white')
   Fail: (198) [system] char_type($, 'white')
   Call: (198) [system] char_type($, end_of_line)
   Fail: (198) [system] char_type($, end_of_line)
   Call: (198) [system] char_type($, space)
   Fail: (198) [system] char_type($, space)
   Call: (198) [system] char_type($, cntrl)
   Fail: (198) [system] char_type($, cntrl)
^  Fail: (197) [user] is_like_space($)
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _1477064)
   Exit: (196) [system] get_char((0x55fbb4538270), $)
   Call: (196) [system] ($)='('
   Fail: (196) [system] ($)='('
   Call: (196) [system] ($)='['
   Fail: (196) [system] ($)='['
   Call: (196) [system] ($)='{'
   Fail: (196) [system] ($)='{'
   Call: (196) [system] ($)='"'
   Fail: (196) [system] ($)='"'
   Call: (196) [system] ($)=!
   Fail: (196) [system] ($)=!
   Call: (196) [system] ($)='\''
   Fail: (196) [system] ($)='\''
   Call: (196) [system] ($)='`'
   Fail: (196) [system] ($)='`'
   Call: (196) [system] ($)=end_of_file
   Fail: (196) [system] ($)=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55fbb4538270), $, _1459196)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _1494706)
   Call: (198) [system] peek_char((0x55fbb4538270), _1495640)
   Exit: (198) [system] peek_char((0x55fbb4538270), q)
^  Call: (198) [user] is_delimiter(q)
   Call: (199) [system] char_type(q, space)
   Fail: (199) [system] char_type(q, space)
   Call: (199) [system] arg(_1500360, v('(', ')', end_of_file), q)
   Fail: (199) [system] arg(_1501292, v('(', ')', end_of_file), q)
^  Fail: (198) [user] is_delimiter(q)
   Call: (198) [system] ')'==q
   Fail: (198) [system] ')'==q
   Call: (198) [system] get_char((0x55fbb4538270), q)
   Exit: (198) [system] get_char((0x55fbb4538270), q)
   Call: (198) [system] q=(\)
   Fail: (198) [system] q=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _1508642)
   Call: (199) [system] peek_char((0x55fbb4538270), _1509576)
   Exit: (199) [system] peek_char((0x55fbb4538270), ')')
^  Call: (199) [user] is_delimiter(')')
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] arg(_1514296, v('(', ')', end_of_file), ')')
   Exit: (200) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (199) [user] is_delimiter(')')
   Call: (199) [system] _1508642=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (198) [system] _1494706=[q]
   Exit: (198) [system] [q]=[q]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [q])
^  Call: (197) [user] classify_and_convert_charseq([$, q], _1459196)
^  Call: (198) [user] classify_and_convert_charseq_([$, q], _1523526)
   Call: (199) [system] atom_chars(_1524458, ['_', q])
   Exit: (199) [system] atom_chars('_q', ['_', q])
^  Exit: (198) [user] classify_and_convert_charseq_([$, q], _q)
   Call: (198) [system] integer(_q)
   Fail: (198) [system] integer(_q)
   Call: (198) [system] _1459196=_q
   Exit: (198) [system] _q=_q
^  Exit: (197) [user] classify_and_convert_charseq([$, q], _q)
^  Exit: (196) [user] read_symbolic(')', (0x55fbb4538270), $, _q)
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), _q)
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _1533750)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1535608)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
   Call: (197) [system] ')'=(/)
   Fail: (197) [system] ')'=(/)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1551618)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55fbb4538270), _1555408)
   Exit: (196) [system] get_char((0x55fbb4538270), ')')
   Call: (196) [system] _1533750=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [])
   Call: (195) [system] _1422536=[_q]
   Exit: (195) [system] [_q]=[_q]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [_q])
   Call: (194) [system] _1313194=[_p, _q]
   Exit: (194) [system] [_p, _q]=[_p, _q]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [_p, _q])
   Call: (193) [system] _973278=['ImplicationLink', _p, _q]
   Exit: (193) [system] ['ImplicationLink', _p, _q]=['ImplicationLink', _p, _q]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), ['ImplicationLink', _p, _q])
^  Exit: (191) [user] cont_sexpr(')', (0x55fbb4538270), ['ImplicationLink', _p, _q])
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _1569290)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1571148)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _1580742)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1583446)
   Exit: (194) [system] peek_char((0x55fbb4538270), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
   Call: (194) [system] ($)=(/)
   Fail: (194) [system] ($)=(/)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1600380)
   Exit: (192) [system] peek_char((0x55fbb4538270), $)
   Call: (192) [system] ($)=')'
   Fail: (192) [system] ($)=')'
   Call: (192) [system] ($)=end_of_file
   Fail: (192) [system] ($)=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _1605950)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1607808)
   Exit: (194) [system] peek_char((0x55fbb4538270), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
   Call: (194) [system] ($)=(/)
   Fail: (194) [system] ($)=(/)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _1623818)
   Exit: (193) [system] get_char((0x55fbb4538270), $)
   Call: (193) [system] ($)='('
   Fail: (193) [system] ($)='('
   Call: (193) [system] ($)='['
   Fail: (193) [system] ($)='['
   Call: (193) [system] ($)='{'
   Fail: (193) [system] ($)='{'
   Call: (193) [system] ($)='"'
   Fail: (193) [system] ($)='"'
   Call: (193) [system] ($)=!
   Fail: (193) [system] ($)=!
   Call: (193) [system] ($)='\''
   Fail: (193) [system] ($)='\''
   Call: (193) [system] ($)='`'
   Fail: (193) [system] ($)='`'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55fbb4538270), $, _1605950)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _1641460)
   Call: (195) [system] peek_char((0x55fbb4538270), _1642394)
   Exit: (195) [system] peek_char((0x55fbb4538270), p)
^  Call: (195) [user] is_delimiter(p)
   Call: (196) [system] char_type(p, space)
   Fail: (196) [system] char_type(p, space)
   Call: (196) [system] arg(_1647114, v('(', ')', end_of_file), p)
   Fail: (196) [system] arg(_1648046, v('(', ')', end_of_file), p)
^  Fail: (195) [user] is_delimiter(p)
   Call: (195) [system] ')'==p
   Fail: (195) [system] ')'==p
   Call: (195) [system] get_char((0x55fbb4538270), p)
   Exit: (195) [system] get_char((0x55fbb4538270), p)
   Call: (195) [system] p=(\)
   Fail: (195) [system] p=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _1655396)
   Call: (196) [system] peek_char((0x55fbb4538270), _1656330)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (196) [user] is_delimiter(' ')
   Call: (197) [system] char_type(' ', space)
   Exit: (197) [system] char_type(' ', space)
^  Exit: (196) [user] is_delimiter(' ')
   Call: (196) [system] _1655396=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (195) [system] _1641460=[p]
   Exit: (195) [system] [p]=[p]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [p])
^  Call: (194) [user] classify_and_convert_charseq([$, p], _1605950)
^  Call: (195) [user] classify_and_convert_charseq_([$, p], _1668408)
   Call: (196) [system] atom_chars(_1669340, ['_', p])
   Exit: (196) [system] atom_chars('_p', ['_', p])
^  Exit: (195) [user] classify_and_convert_charseq_([$, p], _p)
   Call: (195) [system] integer(_p)
   Fail: (195) [system] integer(_p)
   Call: (195) [system] _1605950=_p
   Exit: (195) [system] _p=_p
^  Exit: (194) [user] classify_and_convert_charseq([$, p], _p)
^  Exit: (193) [user] read_symbolic(')', (0x55fbb4538270), $, _p)
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), _p)
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _1678632)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1680490)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
   Call: (194) [system] ' '=(/)
   Fail: (194) [system] ' '=(/)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55fbb4538270), _1690084)
   Exit: (194) [system] get_char((0x55fbb4538270), ' ')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1692788)
   Exit: (195) [system] peek_char((0x55fbb4538270), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
   Call: (195) [system] ($)=(/)
   Fail: (195) [system] ($)=(/)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1709722)
   Exit: (193) [system] peek_char((0x55fbb4538270), $)
   Call: (193) [system] ($)=')'
   Fail: (193) [system] ($)=')'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _1715292)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1717150)
   Exit: (195) [system] peek_char((0x55fbb4538270), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
   Call: (195) [system] ($)=(/)
   Fail: (195) [system] ($)=(/)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _1733160)
   Exit: (194) [system] get_char((0x55fbb4538270), $)
   Call: (194) [system] ($)='('
   Fail: (194) [system] ($)='('
   Call: (194) [system] ($)='['
   Fail: (194) [system] ($)='['
   Call: (194) [system] ($)='{'
   Fail: (194) [system] ($)='{'
   Call: (194) [system] ($)='"'
   Fail: (194) [system] ($)='"'
   Call: (194) [system] ($)=!
   Fail: (194) [system] ($)=!
   Call: (194) [system] ($)='\''
   Fail: (194) [system] ($)='\''
   Call: (194) [system] ($)='`'
   Fail: (194) [system] ($)='`'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55fbb4538270), $, _1715292)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _1750802)
   Call: (196) [system] peek_char((0x55fbb4538270), _1751736)
   Exit: (196) [system] peek_char((0x55fbb4538270), q)
^  Call: (196) [user] is_delimiter(q)
   Call: (197) [system] char_type(q, space)
   Fail: (197) [system] char_type(q, space)
   Call: (197) [system] arg(_1756456, v('(', ')', end_of_file), q)
   Fail: (197) [system] arg(_1757388, v('(', ')', end_of_file), q)
^  Fail: (196) [user] is_delimiter(q)
   Call: (196) [system] ')'==q
   Fail: (196) [system] ')'==q
   Call: (196) [system] get_char((0x55fbb4538270), q)
   Exit: (196) [system] get_char((0x55fbb4538270), q)
   Call: (196) [system] q=(\)
   Fail: (196) [system] q=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _1764738)
   Call: (197) [system] peek_char((0x55fbb4538270), _1765672)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
^  Call: (197) [user] is_delimiter(')')
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] arg(_1770392, v('(', ')', end_of_file), ')')
   Exit: (198) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (197) [user] is_delimiter(')')
   Call: (197) [system] _1764738=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (196) [system] _1750802=[q]
   Exit: (196) [system] [q]=[q]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [q])
^  Call: (195) [user] classify_and_convert_charseq([$, q], _1715292)
^  Call: (196) [user] classify_and_convert_charseq_([$, q], _1779622)
   Call: (197) [system] atom_chars(_1780554, ['_', q])
   Exit: (197) [system] atom_chars('_q', ['_', q])
^  Exit: (196) [user] classify_and_convert_charseq_([$, q], _q)
   Call: (196) [system] integer(_q)
   Fail: (196) [system] integer(_q)
   Call: (196) [system] _1715292=_q
   Exit: (196) [system] _q=_q
^  Exit: (195) [user] classify_and_convert_charseq([$, q], _q)
^  Exit: (194) [user] read_symbolic(')', (0x55fbb4538270), $, _q)
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), _q)
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _1789846)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1791704)
   Exit: (195) [system] peek_char((0x55fbb4538270), ')')
   Call: (195) [system] ')'=(;)
   Fail: (195) [system] ')'=(;)
   Call: (195) [system] ')'=(/)
   Fail: (195) [system] ')'=(/)
^  Call: (195) [user] is_like_space(')')
   Call: (196) [system] char_type(')', 'white')
   Fail: (196) [system] char_type(')', 'white')
   Call: (196) [system] char_type(')', end_of_line)
   Fail: (196) [system] char_type(')', end_of_line)
   Call: (196) [system] char_type(')', space)
   Fail: (196) [system] char_type(')', space)
   Call: (196) [system] char_type(')', cntrl)
   Fail: (196) [system] char_type(')', cntrl)
^  Fail: (195) [user] is_like_space(')')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1807714)
   Exit: (194) [system] peek_char((0x55fbb4538270), ')')
   Call: (194) [system] ')'=')'
   Exit: (194) [system] ')'=')'
   Call: (194) [system] get_char((0x55fbb4538270), _1811504)
   Exit: (194) [system] get_char((0x55fbb4538270), ')')
   Call: (194) [system] _1789846=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [])
   Call: (193) [system] _1678632=[_q]
   Exit: (193) [system] [_q]=[_q]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [_q])
   Call: (192) [system] _1569290=[_p, _q]
   Exit: (192) [system] [_p, _q]=[_p, _q]
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), [_p, _q])
   Call: (191) [system] _936618=[['ImplicationLink', _p, _q], _p, _q]
   Exit: (191) [system] [['ImplicationLink', _p, _q], _p, _q]=[['ImplicationLink', _p, _q], _p, _q]
^  Exit: (190) [user] read_list(')', (0x55fbb4538270), [['ImplicationLink', _p, _q], _p, _q])
   Call: (190) [system] _816062=[->, ['ImplicationLink', _p, _q], _p, _q]
   Exit: (190) [system] [->, ['ImplicationLink', _p, _q], _p, _q]=[->, ['ImplicationLink', _p, _q], _p, _q]
^  Exit: (189) [user] read_list(')', (0x55fbb4538270), [->, ['ImplicationLink', _p, _q], _p, _q])
^  Exit: (188) [user] cont_sexpr(')', (0x55fbb4538270), [->, ['ImplicationLink', _p, _q], _p, _q])
^  Call: (188) [user] read_list(')', (0x55fbb4538270), _1828180)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1830038)
   Exit: (190) [system] peek_char((0x55fbb4538270), ')')
   Call: (190) [system] ')'=(;)
   Fail: (190) [system] ')'=(;)
   Call: (190) [system] ')'=(/)
   Fail: (190) [system] ')'=(/)
^  Call: (190) [user] is_like_space(')')
   Call: (191) [system] char_type(')', 'white')
   Fail: (191) [system] char_type(')', 'white')
   Call: (191) [system] char_type(')', end_of_line)
   Fail: (191) [system] char_type(')', end_of_line)
   Call: (191) [system] char_type(')', space)
   Fail: (191) [system] char_type(')', space)
   Call: (191) [system] char_type(')', cntrl)
   Fail: (191) [system] char_type(')', cntrl)
^  Fail: (190) [user] is_like_space(')')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1846048)
   Exit: (189) [system] peek_char((0x55fbb4538270), ')')
   Call: (189) [system] ')'=')'
   Exit: (189) [system] ')'=')'
   Call: (189) [system] get_char((0x55fbb4538270), _1849838)
   Exit: (189) [system] get_char((0x55fbb4538270), ')')
   Call: (189) [system] _1828180=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_list(')', (0x55fbb4538270), [])
   Call: (188) [system] _779402=[[->, ['ImplicationLink', _p, _q], _p, _q]]
   Exit: (188) [system] [[->, ['ImplicationLink', _p, _q], _p, _q]]=[[->, ['ImplicationLink', _p, _q], _p, _q]]
^  Exit: (187) [user] read_list(')', (0x55fbb4538270), [[->, ['ImplicationLink', _p, _q], _p, _q]])
   Call: (187) [system] _514764=['ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]
   Exit: (187) [system] ['ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]=['ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]
^  Exit: (186) [user] read_list(')', (0x55fbb4538270), ['ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]])
   Call: (186) [system] _410938=[:, 'ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]
   Exit: (186) [system] [:, 'ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]=[:, 'ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]
^  Exit: (185) [user] read_list(')', (0x55fbb4538270), [:, 'ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]])
^  Exit: (184) [user] cont_sexpr(')', (0x55fbb4538270), [:, 'ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]])
^  Call: (184) [user] read_list(')', (0x55fbb4538270), _1863720)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1865578)
   Exit: (186) [system] peek_char((0x55fbb4538270), ')')
   Call: (186) [system] ')'=(;)
   Fail: (186) [system] ')'=(;)
   Call: (186) [system] ')'=(/)
   Fail: (186) [system] ')'=(/)
^  Call: (186) [user] is_like_space(')')
   Call: (187) [system] char_type(')', 'white')
   Fail: (187) [system] char_type(')', 'white')
   Call: (187) [system] char_type(')', end_of_line)
   Fail: (187) [system] char_type(')', end_of_line)
   Call: (187) [system] char_type(')', space)
   Fail: (187) [system] char_type(')', space)
   Call: (187) [system] char_type(')', cntrl)
   Fail: (187) [system] char_type(')', cntrl)
^  Fail: (186) [user] is_like_space(')')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1881588)
   Exit: (185) [system] peek_char((0x55fbb4538270), ')')
   Call: (185) [system] ')'=')'
   Exit: (185) [system] ')'=')'
   Call: (185) [system] get_char((0x55fbb4538270), _1885378)
   Exit: (185) [system] get_char((0x55fbb4538270), ')')
   Call: (185) [system] _1863720=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_list(')', (0x55fbb4538270), [])
   Call: (184) [system] _374278=[[:, 'ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]]
   Exit: (184) [system] [[:, 'ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]]=[[:, 'ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]]
^  Exit: (183) [user] read_list(')', (0x55fbb4538270), [[:, 'ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]])
   Call: (183) [system] _185238=[[rb], [:, 'ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]]
   Exit: (183) [system] [[rb], [:, 'ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]]=[[rb], [:, 'ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]]
^  Exit: (182) [user] read_list(')', (0x55fbb4538270), [[rb], [:, 'ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]])
   Call: (182) [system] _47936=[=, [rb], [:, 'ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]]
   Exit: (182) [system] [=, [rb], [:, 'ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]]=[=, [rb], [:, 'ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]]
^  Exit: (181) [user] read_list(')', (0x55fbb4538270), [=, [rb], [:, 'ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]])
^  Exit: (180) [user] cont_sexpr(')', (0x55fbb4538270), [=, [rb], [:, 'ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]])
^  Exit: (179) [user] read_sexpr((0x55fbb4538270), [=, [rb], [:, 'ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]])
^  Call: (179) [user] assertz(metta_file_comment(109, 0, 4276, [=, [rb], [:, 'ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]], '$stream_position'(4276, 109, 0, 4276)))
^  Exit: (179) [user] assertz(metta_file_comment(109, 0, 4276, [=, [rb], [:, 'ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]], '$stream_position'(4276, 109, 0, 4276)))
^  Exit: (177) [system] once(user:(read_position((0x55fbb4538270), 109, 0, 4276, '$stream_position'(4276, 109, 0, 4276)), read_sexpr((0x55fbb4538270), [=, [rb], [:, 'ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]]), assertz(metta_file_comment(109, 0, 4276, [=, [rb], [:, 'ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]], '$stream_position'(4276, 109, 0, 4276)))))
   Call: (177) [system] fail
^  Call: (177) [user] retract(metta_file_comment(_1903896, _1903898, _1903900, _1903902, _1903904))
^  Exit: (177) [user] retract(metta_file_comment(50, 0, 1601, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], '$stream_position'(1601, 50, 0, 1601)))
^  Call: (177) [user] trly(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _3084)
^  Call: (178) [user] once(call(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _1906820))
^  Call: (179) [user] call(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _1906820)
^  Call: (180) [user] untyped_to_metta([=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _1906820)
^  Call: (181) [user] must_det_ll(trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _1909636))
^  Call: (182) [user] once(user:trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _1909636))
^  Call: (183) [user] trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _1909636)
^  Call: (184) [user] once(call(mfix_vars1, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _1912436))
^  Call: (185) [user] call(mfix_vars1, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _1912436)
^  Call: (186) [user] mfix_vars1([=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _1912436)
   Call: (187) [system] var([=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
   Call: (187) [system] atom([=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
   Call: (187) [system] [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]==true
   Call: (187) [system] [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]==false
   Call: (187) [system] (=)=='['
   Call: (187) [system] (=)=='{'
   Call: (187) [system] is_list([[synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
   Exit: (187) [system] is_list([[synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
   Call: (187) [lists] lists:last([[synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _1922658)
   Call: (188) [lists] lists:last_([[let, _query, [_kb], _query]], [synthesize, _query, _kb, _rb, _depth], _1922658)
   Call: (189) [lists] lists:last_([], [let, _query, [_kb], _query], _1922658)
   Exit: (189) [lists] lists:last_([], [let, _query, [_kb], _query], [let, _query, [_kb], _query])
   Exit: (188) [lists] lists:last_([[let, _query, [_kb], _query]], [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query])
   Exit: (187) [lists] lists:last([[synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], [let, _query, [_kb], _query])
   Call: (187) [system] [let, _query, [_kb], _query]=='}'
   Call: (187) [system] [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]==[_1929174, _1929180]
   Call: (187) [system] fail
   Call: (187) [system] is_list([=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
   Exit: (187) [system] is_list([=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
^  Call: (187) [user] apply:maplist(mfix_vars1, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _1912436)
   Call: (188) [apply] apply:maplist_([=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _1912436, user:mfix_vars1)
^  Call: (189) [user] mfix_vars1(=, _1934754)
   Call: (190) [system] var(=)
   Call: (190) [system] atom(=)
   Exit: (190) [system] atom(=)
^  Call: (190) [user] symbol_concat($, _1938462, =)
   Call: (191) [system] atom_concat($, _1938462, =)
   Fail: (191) [system] atom_concat($, _1938462, =)
^  Fail: (190) [user] symbol_concat($, _1938462, =)
   Call: (190) [system] (=)==true
   Call: (190) [system] (=)==false
   Call: (190) [system] (=)==[_1944050, _1944056]
   Call: (190) [system] is_list(=)
   Call: (190) [system] string(=)
   Call: (190) [system] compound(=)
^  Call: (190) [user] symbol(=)
   Call: (191) [system] atom(=)
   Exit: (191) [system] atom(=)
^  Exit: (190) [user] symbol(=)
^  Exit: (189) [user] mfix_vars1(=, =)
   Call: (189) [apply] apply:maplist_([[synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _1934756, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1([synthesize, _query, _kb, _rb, _depth], _1953318)
   Call: (191) [system] var([synthesize, _query, _kb, _rb, _depth])
   Call: (191) [system] atom([synthesize, _query, _kb, _rb, _depth])
   Call: (191) [system] [synthesize, _query, _kb, _rb, _depth]==true
   Call: (191) [system] [synthesize, _query, _kb, _rb, _depth]==false
   Call: (191) [system] synthesize=='['
   Call: (191) [system] synthesize=='{'
   Call: (191) [system] is_list([_query, _kb, _rb, _depth])
   Exit: (191) [system] is_list([_query, _kb, _rb, _depth])
   Call: (191) [lists] lists:last([_query, _kb, _rb, _depth], _1961662)
   Call: (192) [lists] lists:last_([_kb, _rb, _depth], _query, _1961662)
   Call: (193) [lists] lists:last_([_rb, _depth], _kb, _1961662)
   Call: (194) [lists] lists:last_([_depth], _rb, _1961662)
   Call: (195) [lists] lists:last_([], _depth, _1961662)
   Exit: (195) [lists] lists:last_([], _depth, _depth)
   Exit: (194) [lists] lists:last_([_depth], _rb, _depth)
   Exit: (193) [lists] lists:last_([_rb, _depth], _kb, _depth)
   Exit: (192) [lists] lists:last_([_kb, _rb, _depth], _query, _depth)
   Exit: (191) [lists] lists:last([_query, _kb, _rb, _depth], _depth)
   Call: (191) [system] _depth=='}'
   Call: (191) [system] [synthesize, _query, _kb, _rb, _depth]==[_1971906, _1971912]
   Call: (191) [system] fail
   Call: (191) [system] is_list([synthesize, _query, _kb, _rb, _depth])
   Exit: (191) [system] is_list([synthesize, _query, _kb, _rb, _depth])
^  Call: (191) [user] apply:maplist(mfix_vars1, [synthesize, _query, _kb, _rb, _depth], _1953318)
   Call: (192) [apply] apply:maplist_([synthesize, _query, _kb, _rb, _depth], _1953318, user:mfix_vars1)
^  Call: (193) [user] mfix_vars1(synthesize, _1977486)
   Call: (194) [system] var(synthesize)
   Call: (194) [system] atom(synthesize)
   Exit: (194) [system] atom(synthesize)
^  Call: (194) [user] symbol_concat($, _1981194, synthesize)
   Call: (195) [system] atom_concat($, _1981194, synthesize)
   Fail: (195) [system] atom_concat($, _1981194, synthesize)
^  Fail: (194) [user] symbol_concat($, _1981194, synthesize)
   Call: (194) [system] synthesize==true
   Call: (194) [system] synthesize==false
   Call: (194) [system] synthesize==[_1986782, _1986788]
   Call: (194) [system] is_list(synthesize)
   Call: (194) [system] string(synthesize)
   Call: (194) [system] compound(synthesize)
^  Call: (194) [user] symbol(synthesize)
   Call: (195) [system] atom(synthesize)
   Exit: (195) [system] atom(synthesize)
^  Exit: (194) [user] symbol(synthesize)
^  Exit: (193) [user] mfix_vars1(synthesize, synthesize)
   Call: (193) [apply] apply:maplist_([_query, _kb, _rb, _depth], _1977488, user:mfix_vars1)
^  Call: (194) [user] mfix_vars1(_query, _1996050)
   Call: (195) [system] var(_query)
   Call: (195) [system] atom(_query)
   Call: (195) [system] _query==true
   Call: (195) [system] _query==false
   Call: (195) [system] _query==[_2000692, _2000698]
   Call: (195) [system] is_list(_query)
   Call: (195) [system] string(_query)
   Call: (195) [system] compound(_query)
   Exit: (195) [system] compound(_query)
   Call: (195) [system] compound_name_arguments(_query, _2005326, _2005328)
   Exit: (195) [system] compound_name_arguments(_query, '$VAR', ['_query'])
   Call: (195) [system] '$VAR'\=='$VAR'
^  Exit: (183) [user] trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
^  Exit: (182) [system] once(user:trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]))
^  Exit: (181) [user] must_det_ll(user:trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]))
^  Call: (181) [user] must_det_ll(trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _2010920))
^  Call: (182) [user] once(user:trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _2010920))
^  Call: (183) [user] trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _2010920)
^  Call: (184) [user] once(call(cons_to_c, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _2013720))
^  Call: (185) [user] call(cons_to_c, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _2013720)
^  Call: (186) [user] cons_to_c([=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _2013720)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_c([=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
^  Exit: (185) [system] call(user:cons_to_c, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
^  Exit: (184) [system] once(user:call(cons_to_c, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]))
   Call: (184) [system] [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]\=@=[=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]
^  Exit: (183) [user] trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
^  Exit: (182) [system] once(user:trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]))
^  Call: (181) [user] must_det_ll(trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _1906820))
^  Call: (182) [user] once(user:trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _1906820))
^  Call: (183) [user] trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _1906820)
^  Call: (184) [user] once(call(cons_to_l, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _2027678))
^  Call: (185) [user] call(cons_to_l, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _2027678)
^  Call: (186) [user] cons_to_l([=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _2027678)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_l([=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
^  Exit: (185) [system] call(user:cons_to_l, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
^  Exit: (184) [system] once(user:call(cons_to_l, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]))
   Call: (184) [system] [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]\=@=[=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]
^  Exit: (183) [user] trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
^  Exit: (182) [system] once(user:trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]))
^  Exit: (180) [user] untyped_to_metta([=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
^  Exit: (179) [system] call(user:untyped_to_metta, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
^  Exit: (178) [system] once(user:call(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]))
   Call: (178) [system] [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]\=@=[=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]
^  Exit: (177) [user] trly(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
^  Exit: (176) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
   Call: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])))
   Exit: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])))
^  Exit: (175) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
^  Exit: (171) [user] read_sform((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
^  Exit: (170) [system] once(user:read_sform((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]))
   Call: (169) [system] [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]==end_of_file
   Fail: (169) [system] [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]), 108]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55fbb44dfd70), [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], nthesize_long_1727480696_9164743, 108)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]), 108]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1727480707.0762482)
   Call: (173) [system] arg(1, t(1727480705.4366713), _3148)
   Exit: (173) [system] arg(1, t(1727480705.4366713), 1727480705.4366713)
   Call: (173) [system] _3158 is 1727480707.0762482-1727480705.4366713
   Exit: (173) [system] 1.6395769119262695 is 1727480707.0762482-1727480705.4366713
   Call: (173) [system] 1.6395769119262695>4
   Fail: (173) [system] 1.6395769119262695>4
^  Exit: (171) [user] if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]), 108]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 17)
   Call: (175) [system] atom(17+1)
   Call: (175) [system] set_flag(translated_forms, 18)
   Exit: (175) [system] set_flag(translated_forms, 18)
   Exit: (174) [$syspreds] update_flag(translated_forms, 17, 17+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 17, 17+1))
   Exit: (171) [$syspreds] flag(translated_forms, 17, 17+1)
^  Call: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], nthesize_long_1727480696_9164743, 108)
^  Call: (172) [user] s2t_iz(nthesize_long_1727480696_9164743, _2079148, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _2079150)
   Call: (173) [system] (=)==(:)
^  Call: (173) [user] s2tl([=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _2079150)
   Call: (174) [system] compound([=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
   Exit: (174) [system] compound([=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
^  Call: (174) [user] s2t(=, _2083800)
   Call: (175) [system] compound(=)
   Call: (175) [system] (=)=_2083800
   Exit: (175) [system] (=)=(=)
^  Exit: (174) [user] s2t(=, =)
^  Call: (174) [user] s2tl([[synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _2083802)
   Call: (175) [system] compound([[synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
   Exit: (175) [system] compound([[synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
^  Call: (175) [user] s2t([synthesize, _query, _kb, _rb, _depth], _2091218)
   Call: (176) [system] compound([synthesize, _query, _kb, _rb, _depth])
   Exit: (176) [system] compound([synthesize, _query, _kb, _rb, _depth])
   Call: (176) [system] synthesize==(->)
   Call: (176) [system] synthesize=='Cons'
   Call: (176) [system] synthesize==(=)
   Call: (176) [system] is_list([synthesize, _query, _kb, _rb, _depth])
   Exit: (176) [system] is_list([synthesize, _query, _kb, _rb, _depth])
^  Call: (176) [user] apply:maplist(s2t, [synthesize, _query, _kb, _rb, _depth], _5194)
   Call: (177) [apply] apply:maplist_([synthesize, _query, _kb, _rb, _depth], _5194, user:s2t)
^  Call: (178) [user] s2t(synthesize, _7074)
   Call: (179) [system] compound(synthesize)
   Call: (179) [system] synthesize=_7074
   Exit: (179) [system] synthesize=synthesize
^  Exit: (178) [user] s2t(synthesize, synthesize)
   Call: (178) [apply] apply:maplist_([_query, _kb, _rb, _depth], _7076, user:s2t)
^  Call: (179) [user] s2t(_query, _12648)
   Call: (180) [system] compound(_query)
   Exit: (180) [system] compound(_query)
   Call: (180) [system] is_list(_query)
^  Call: (180) [user] s2tl(_query, _12648)
   Call: (181) [system] compound(_query)
   Exit: (181) [system] compound(_query)
^  Exit: (180) [user] s2tl(_query, _query)
^  Exit: (179) [user] s2t(_query, _query)
   Call: (179) [apply] apply:maplist_([_kb, _rb, _depth], _12650, user:s2t)
^  Call: (180) [user] s2t(_kb, _21918)
   Call: (181) [system] compound(_kb)
   Exit: (181) [system] compound(_kb)
   Call: (181) [system] is_list(_kb)
^  Call: (181) [user] s2tl(_kb, _21918)
   Call: (182) [system] compound(_kb)
   Exit: (182) [system] compound(_kb)
^  Exit: (181) [user] s2tl(_kb, _kb)
^  Exit: (180) [user] s2t(_kb, _kb)
   Call: (180) [apply] apply:maplist_([_rb, _depth], _21920, user:s2t)
^  Call: (181) [user] s2t(_rb, _31188)
   Call: (182) [system] compound(_rb)
   Exit: (182) [system] compound(_rb)
   Call: (182) [system] is_list(_rb)
^  Call: (182) [user] s2tl(_rb, _31188)
   Call: (183) [system] compound(_rb)
   Exit: (183) [system] compound(_rb)
^  Exit: (182) [user] s2tl(_rb, _rb)
^  Exit: (181) [user] s2t(_rb, _rb)
   Call: (181) [apply] apply:maplist_([_depth], _31190, user:s2t)
^  Call: (182) [user] s2t(_depth, _40458)
   Call: (183) [system] compound(_depth)
   Exit: (183) [system] compound(_depth)
   Call: (183) [system] is_list(_depth)
^  Call: (183) [user] s2tl(_depth, _40458)
   Call: (184) [system] compound(_depth)
   Exit: (184) [system] compound(_depth)
^  Exit: (183) [user] s2tl(_depth, _depth)
^  Exit: (182) [user] s2t(_depth, _depth)
   Call: (182) [apply] apply:maplist_([], _40460, user:s2t)
   Exit: (182) [apply] apply:maplist_([], [], user:s2t)
   Exit: (181) [apply] apply:maplist_([_depth], [_depth], user:s2t)
   Exit: (180) [apply] apply:maplist_([_rb, _depth], [_rb, _depth], user:s2t)
   Exit: (179) [apply] apply:maplist_([_kb, _rb, _depth], [_kb, _rb, _depth], user:s2t)
   Exit: (178) [apply] apply:maplist_([_query, _kb, _rb, _depth], [_query, _kb, _rb, _depth], user:s2t)
   Exit: (177) [apply] apply:maplist_([synthesize, _query, _kb, _rb, _depth], [synthesize, _query, _kb, _rb, _depth], user:s2t)
^  Exit: (176) [apply] apply:maplist(user:s2t, [synthesize, _query, _kb, _rb, _depth], [synthesize, _query, _kb, _rb, _depth])
   Call: (176) [system] compound_name_arguments(_3408, t, [synthesize, _query, _kb, _rb, _depth])
   Exit: (176) [system] compound_name_arguments(t(synthesize, _query, _kb, _rb, _depth), t, [synthesize, _query, _kb, _rb, _depth])
^  Exit: (175) [user] s2t([synthesize, _query, _kb, _rb, _depth], t(synthesize, _query, _kb, _rb, _depth))
^  Call: (175) [user] s2tl([[let, _query, [_kb], _query]], _3410)
   Call: (176) [system] compound([[let, _query, [_kb], _query]])
   Exit: (176) [system] compound([[let, _query, [_kb], _query]])
^  Call: (176) [user] s2t([let, _query, [_kb], _query], _61838)
   Call: (177) [system] compound([let, _query, [_kb], _query])
   Exit: (177) [system] compound([let, _query, [_kb], _query])
   Call: (177) [system] let==(->)
   Call: (177) [system] let=='Cons'
   Call: (177) [system] let==(=)
   Call: (177) [system] is_list([let, _query, [_kb], _query])
   Exit: (177) [system] is_list([let, _query, [_kb], _query])
^  Call: (177) [user] apply:maplist(s2t, [let, _query, [_kb], _query], _69250)
   Call: (178) [apply] apply:maplist_([let, _query, [_kb], _query], _69250, user:s2t)
^  Call: (179) [user] s2t(let, _71130)
   Call: (180) [system] compound(let)
   Call: (180) [system] let=_71130
   Exit: (180) [system] let=let
^  Exit: (179) [user] s2t(let, let)
   Call: (179) [apply] apply:maplist_([_query, [_kb], _query], _71132, user:s2t)
^  Call: (180) [user] s2t(_query, _76704)
   Call: (181) [system] compound(_query)
   Exit: (181) [system] compound(_query)
   Call: (181) [system] is_list(_query)
^  Call: (181) [user] s2tl(_query, _76704)
   Call: (182) [system] compound(_query)
   Exit: (182) [system] compound(_query)
^  Exit: (181) [user] s2tl(_query, _query)
^  Exit: (180) [user] s2t(_query, _query)
   Call: (180) [apply] apply:maplist_([[_kb], _query], _76706, user:s2t)
^  Call: (181) [user] s2t([_kb], _85974)
   Call: (182) [system] compound([_kb])
   Exit: (182) [system] compound([_kb])
   Call: (182) [system] _kb==(->)
   Call: (182) [system] _kb=='Cons'
   Call: (182) [system] _kb==(=)
   Call: (182) [system] is_list([_kb])
   Exit: (182) [system] is_list([_kb])
^  Call: (182) [user] apply:maplist(s2t, [_kb], _93386)
   Call: (183) [apply] apply:maplist_([_kb], _93386, user:s2t)
^  Call: (184) [user] s2t(_kb, _95266)
   Call: (185) [system] compound(_kb)
   Exit: (185) [system] compound(_kb)
   Call: (185) [system] is_list(_kb)
^  Call: (185) [user] s2tl(_kb, _95266)
   Call: (186) [system] compound(_kb)
   Exit: (186) [system] compound(_kb)
^  Exit: (185) [user] s2tl(_kb, _kb)
^  Exit: (184) [user] s2t(_kb, _kb)
   Call: (184) [apply] apply:maplist_([], _95268, user:s2t)
   Exit: (184) [apply] apply:maplist_([], [], user:s2t)
   Exit: (183) [apply] apply:maplist_([_kb], [_kb], user:s2t)
^  Exit: (182) [apply] apply:maplist(user:s2t, [_kb], [_kb])
   Call: (182) [system] compound_name_arguments(_85974, t, [_kb])
   Exit: (182) [system] compound_name_arguments(t(_kb), t, [_kb])
^  Exit: (181) [user] s2t([_kb], t(_kb))
   Call: (181) [apply] apply:maplist_([_query], _85976, user:s2t)
^  Call: (182) [user] s2t(_query, _111066)
   Call: (183) [system] compound(_query)
   Exit: (183) [system] compound(_query)
   Call: (183) [system] is_list(_query)
^  Call: (183) [user] s2tl(_query, _111066)
   Call: (184) [system] compound(_query)
   Exit: (184) [system] compound(_query)
^  Exit: (183) [user] s2tl(_query, _query)
^  Exit: (182) [user] s2t(_query, _query)
   Call: (182) [apply] apply:maplist_([], _111068, user:s2t)
   Exit: (182) [apply] apply:maplist_([], [], user:s2t)
   Exit: (181) [apply] apply:maplist_([_query], [_query], user:s2t)
   Exit: (180) [apply] apply:maplist_([[_kb], _query], [t(_kb), _query], user:s2t)
   Exit: (179) [apply] apply:maplist_([_query, [_kb], _query], [_query, t(_kb), _query], user:s2t)
   Exit: (178) [apply] apply:maplist_([let, _query, [_kb], _query], [let, _query, t(_kb), _query], user:s2t)
^  Exit: (177) [apply] apply:maplist(user:s2t, [let, _query, [_kb], _query], [let, _query, t(_kb), _query])
   Call: (177) [system] compound_name_arguments(_61838, t, [let, _query, t(_kb), _query])
   Exit: (177) [system] compound_name_arguments(t(let, _query, t(_kb), _query), t, [let, _query, t(_kb), _query])
^  Exit: (176) [user] s2t([let, _query, [_kb], _query], t(let, _query, t(_kb), _query))
^  Call: (176) [user] s2tl([], _61840)
   Call: (177) [system] compound([])
   Call: (177) [system] []=_61840
   Exit: (177) [system] []=[]
^  Exit: (176) [user] s2tl([], [])
^  Exit: (175) [user] s2tl([[let, _query, [_kb], _query]], [t(let, _query, t(_kb), _query)])
^  Exit: (174) [user] s2tl([[synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], [t(synthesize, _query, _kb, _rb, _depth), t(let, _query, t(_kb), _query)])
^  Exit: (173) [user] s2tl([=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], [=, t(synthesize, _query, _kb, _rb, _depth), t(let, _query, t(_kb), _query)])
^  Exit: (172) [user] s2t_iz(nthesize_long_1727480696_9164743, nthesize_long_1727480696_9164743, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], [=, t(synthesize, _query, _kb, _rb, _depth), t(let, _query, t(_kb), _query)])
^  Call: (172) [user] relistify([=, t(synthesize, _query, _kb, _rb, _depth), t(let, _query, t(_kb), _query)], _137090)
   Call: (173) [system] is_list([=, t(synthesize, _query, _kb, _rb, _depth), t(let, _query, t(_kb), _query)])
   Exit: (173) [system] is_list([=, t(synthesize, _query, _kb, _rb, _depth), t(let, _query, t(_kb), _query)])
   Call: (173) [system] _137090=[=, t(synthesize, _query, _kb, _rb, _depth), t(let, _query, t(_kb), _query)]
   Exit: (173) [system] [=, t(synthesize, _query, _kb, _rb, _depth), t(let, _query, t(_kb), _query)]=[=, t(synthesize, _query, _kb, _rb, _depth), t(let, _query, t(_kb), _query)]
^  Exit: (172) [user] relistify([=, t(synthesize, _query, _kb, _rb, _depth), t(let, _query, t(_kb), _query)], [=, t(synthesize, _query, _kb, _rb, _depth), t(let, _query, t(_kb), _query)])
   Call: (172) [system] _142652=..[nthesize_long_1727480696_9164743, 108, =, t(synthesize, _query, _kb, _rb, _depth), t(let, _query, t(_kb), _query)]
   Exit: (172) [system] nthesize_long_1727480696_9164743(108, =, t(synthesize, _query, _kb, _rb, _depth), t(let, _query, t(_kb), _query))=..[nthesize_long_1727480696_9164743, 108, =, t(synthesize, _query, _kb, _rb, _depth), t(let, _query, t(_kb), _query)]
^  Call: (172) [user] format((0x55fbb44dfd70), "~q.~n", [nthesize_long_1727480696_9164743(108, =, t(synthesize, _query, _kb, _rb, _depth), t(let, _query, t(_kb), _query))])
^  Exit: (172) [user] format((0x55fbb44dfd70), "~q.~n", [nthesize_long_1727480696_9164743(108, =, t(synthesize, _query, _kb, _rb, _depth), t(let, _query, t(_kb), _query))])
^  Exit: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], nthesize_long_1727480696_9164743, 108)
^  Exit: (169) [system] once(user:(if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]), 108]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 17, 17+1), write_metta_datalog_term((0x55fbb44dfd70), [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], nthesize_long_1727480696_9164743, 108)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55fbb4538270))
   Fail: (169) [system] at_end_of_stream((0x55fbb4538270))
^  Call: (169) [user] must_det_ll(line_count((0x55fbb4538270), _3074))
^  Call: (170) [user] once(user:line_count((0x55fbb4538270), _3074))
   Call: (171) [system] line_count((0x55fbb4538270), _3074)
   Exit: (171) [system] line_count((0x55fbb4538270), 109)
^  Exit: (170) [system] once(user:line_count((0x55fbb4538270), 109))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55fbb4538270), 109))
^  Call: (169) [user] must_det_ll(read_sform((0x55fbb4538270), _3084))
^  Call: (170) [user] once(user:read_sform((0x55fbb4538270), _3084))
^  Call: (171) [user] read_sform((0x55fbb4538270), _3084)
   Call: (172) [system] string((0x55fbb4538270))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (173) [system] string((0x55fbb4538270))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (174) [system] at_end_of_stream((0x55fbb4538270))
   Call: (174) [system] peek_char((0x55fbb4538270), _167844)
   Exit: (174) [system] peek_char((0x55fbb4538270), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55fbb4538270), '\n')
   Exit: (174) [system] get_char((0x55fbb4538270), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), _3084)
   Call: (175) [system] at_end_of_stream((0x55fbb4538270))
   Call: (175) [system] peek_char((0x55fbb4538270), _175266)
   Exit: (175) [system] peek_char((0x55fbb4538270), '(')
   Call: (175) [system] char_type('(', space)
^  Call: (175) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (176) [system] string((0x55fbb4538270))
^  Exit: (175) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (175) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (176) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (177) [system] at_end_of_stream((0x55fbb4538270))
   Call: (177) [system] peek_char((0x55fbb4538270), _183604)
   Exit: (177) [system] peek_char((0x55fbb4538270), '(')
   Call: (177) [system] char_type('(', space)
   Call: (177) [system] _186390=(0x55fbb4538270)
   Exit: (177) [system] (0x55fbb4538270)=(0x55fbb4538270)
^  Call: (177) [user] once((read_position((0x55fbb4538270), _188258, _188260, _188262, _188264), read_sexpr((0x55fbb4538270), _188276), assertz(metta_file_comment(_188258, _188260, _188262, _188276, _188264))))
^  Call: (179) [user] read_position((0x55fbb4538270), _188258, _188260, _188262, _188264)
   Call: (180) [system] stream_property((0x55fbb4538270), position(_188264))
   Call: (181) [system] nonvar((0x55fbb4538270))
   Exit: (181) [system] nonvar((0x55fbb4538270))
   Call: (181) [system] nonvar(position(_188264))
   Exit: (181) [system] nonvar(position(_188264))
   Exit: (180) [system] stream_property((0x55fbb4538270), position('$stream_position'(4336, 110, 0, 4336)))
   Call: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(4336, 110, 0, 4336), _188258)
   Call: (181) [system] nonvar(line_count)
   Exit: (181) [system] nonvar(line_count)
   Call: (181) [$syspreds] stream_position_field(line_count, _198516)
   Exit: (181) [$syspreds] stream_position_field(line_count, 2)
   Call: (181) [system] arg(2, '$stream_position'(4336, 110, 0, 4336), _188258)
   Exit: (181) [system] arg(2, '$stream_position'(4336, 110, 0, 4336), 110)
   Exit: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(4336, 110, 0, 4336), 110)
   Call: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(4336, 110, 0, 4336), _188260)
   Call: (181) [system] nonvar(line_position)
   Exit: (181) [system] nonvar(line_position)
   Call: (181) [$syspreds] stream_position_field(line_position, _205950)
   Exit: (181) [$syspreds] stream_position_field(line_position, 3)
   Call: (181) [system] arg(3, '$stream_position'(4336, 110, 0, 4336), _188260)
   Exit: (181) [system] arg(3, '$stream_position'(4336, 110, 0, 4336), 0)
   Exit: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(4336, 110, 0, 4336), 0)
   Call: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(4336, 110, 0, 4336), _188262)
   Call: (181) [system] nonvar(char_count)
   Exit: (181) [system] nonvar(char_count)
   Call: (181) [$syspreds] stream_position_field(char_count, _213384)
   Exit: (181) [$syspreds] stream_position_field(char_count, 1)
   Call: (181) [system] arg(1, '$stream_position'(4336, 110, 0, 4336), _188262)
   Exit: (181) [system] arg(1, '$stream_position'(4336, 110, 0, 4336), 4336)
   Exit: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(4336, 110, 0, 4336), 4336)
^  Exit: (179) [user] read_position((0x55fbb4538270), 110, 0, 4336, '$stream_position'(4336, 110, 0, 4336))
^  Call: (179) [user] read_sexpr((0x55fbb4538270), _188276)
   Call: (180) [system] string((0x55fbb4538270))
   Fail: (180) [system] string((0x55fbb4538270))
^  Call: (180) [user] cont_sexpr(')', (0x55fbb4538270), _188276)
^  Call: (181) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] peek_char((0x55fbb4538270), _223610)
   Exit: (182) [system] peek_char((0x55fbb4538270), '(')
   Call: (182) [system] '('=(;)
   Fail: (182) [system] '('=(;)
   Call: (182) [system] '('=(/)
   Fail: (182) [system] '('=(/)
^  Call: (182) [user] is_like_space('(')
   Call: (183) [system] char_type('(', 'white')
   Fail: (183) [system] char_type('(', 'white')
   Call: (183) [system] char_type('(', end_of_line)
   Fail: (183) [system] char_type('(', end_of_line)
   Call: (183) [system] char_type('(', space)
   Fail: (183) [system] char_type('(', space)
   Call: (183) [system] char_type('(', cntrl)
   Fail: (183) [system] char_type('(', cntrl)
^  Fail: (182) [user] is_like_space('(')
^  Exit: (181) [user] skip_spaces((0x55fbb4538270))
   Call: (181) [system] get_char((0x55fbb4538270), _239620)
   Exit: (181) [system] get_char((0x55fbb4538270), '(')
   Call: (181) [system] '('='('
   Exit: (181) [system] '('='('
^  Call: (181) [user] read_list(')', (0x55fbb4538270), _188276)
^  Call: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _245190)
   Exit: (183) [system] peek_char((0x55fbb4538270), =)
   Call: (183) [system] (=)=(;)
   Fail: (183) [system] (=)=(;)
   Call: (183) [system] (=)=(/)
   Fail: (183) [system] (=)=(/)
^  Call: (183) [user] is_like_space(=)
   Call: (184) [system] char_type(=, 'white')
   Fail: (184) [system] char_type(=, 'white')
   Call: (184) [system] char_type(=, end_of_line)
   Fail: (184) [system] char_type(=, end_of_line)
   Call: (184) [system] char_type(=, space)
   Fail: (184) [system] char_type(=, space)
   Call: (184) [system] char_type(=, cntrl)
   Fail: (184) [system] char_type(=, cntrl)
^  Fail: (183) [user] is_like_space(=)
^  Exit: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] peek_char((0x55fbb4538270), _261200)
   Exit: (182) [system] peek_char((0x55fbb4538270), =)
   Call: (182) [system] (=)=')'
   Fail: (182) [system] (=)=')'
   Call: (182) [system] (=)=end_of_file
   Fail: (182) [system] (=)=end_of_file
^  Call: (182) [user] cont_sexpr(')', (0x55fbb4538270), _266770)
^  Call: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _268628)
   Exit: (184) [system] peek_char((0x55fbb4538270), =)
   Call: (184) [system] (=)=(;)
   Fail: (184) [system] (=)=(;)
   Call: (184) [system] (=)=(/)
   Fail: (184) [system] (=)=(/)
^  Call: (184) [user] is_like_space(=)
   Call: (185) [system] char_type(=, 'white')
   Fail: (185) [system] char_type(=, 'white')
   Call: (185) [system] char_type(=, end_of_line)
   Fail: (185) [system] char_type(=, end_of_line)
   Call: (185) [system] char_type(=, space)
   Fail: (185) [system] char_type(=, space)
   Call: (185) [system] char_type(=, cntrl)
   Fail: (185) [system] char_type(=, cntrl)
^  Fail: (184) [user] is_like_space(=)
^  Exit: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] get_char((0x55fbb4538270), _284638)
   Exit: (183) [system] get_char((0x55fbb4538270), =)
   Call: (183) [system] (=)='('
   Fail: (183) [system] (=)='('
   Call: (183) [system] (=)='['
   Fail: (183) [system] (=)='['
   Call: (183) [system] (=)='{'
   Fail: (183) [system] (=)='{'
   Call: (183) [system] (=)='"'
   Fail: (183) [system] (=)='"'
   Call: (183) [system] (=)=!
   Fail: (183) [system] (=)=!
   Call: (183) [system] (=)='\''
   Fail: (183) [system] (=)='\''
   Call: (183) [system] (=)='`'
   Fail: (183) [system] (=)='`'
   Call: (183) [system] (=)=end_of_file
   Fail: (183) [system] (=)=end_of_file
^  Call: (183) [user] read_symbolic(')', (0x55fbb4538270), =, _266770)
^  Call: (184) [user] read_symbolic_cont(')', (0x55fbb4538270), _302280)
   Call: (185) [system] peek_char((0x55fbb4538270), _303214)
   Exit: (185) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (185) [user] is_delimiter(' ')
   Call: (186) [system] char_type(' ', space)
   Exit: (186) [system] char_type(' ', space)
^  Exit: (185) [user] is_delimiter(' ')
   Call: (185) [system] _302280=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (184) [user] classify_and_convert_charseq([=], _266770)
^  Call: (185) [user] classify_and_convert_charseq_([=], _312498)
^  Call: (187) [system] setup_call_cleanup('$notrace'(_313450, _313452), once(user:catch(read_from_chars([=], _312498), _313432, fail)), '$restore_trace'(_313450, _313452))
^  Call: (188) [system] sig_atomic(system:'$notrace'(_313450, _313452))
^  Exit: (187) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([=], =), _313432, fail)), system:'$restore_trace'(3, -1))
   Call: (186) [system] atomic(=)
   Exit: (186) [system] atomic(=)
^  Exit: (185) [user] classify_and_convert_charseq_([=], =)
   Call: (185) [system] integer(=)
   Fail: (185) [system] integer(=)
   Call: (185) [system] _266770=(=)
   Exit: (185) [system] (=)=(=)
^  Exit: (184) [user] classify_and_convert_charseq([=], =)
^  Exit: (183) [user] read_symbolic(')', (0x55fbb4538270), =, =)
^  Exit: (182) [user] cont_sexpr(')', (0x55fbb4538270), =)
^  Call: (182) [user] read_list(')', (0x55fbb4538270), _325578)
^  Call: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _327436)
   Exit: (184) [system] peek_char((0x55fbb4538270), ' ')
   Call: (184) [system] ' '=(;)
   Fail: (184) [system] ' '=(;)
   Call: (184) [system] ' '=(/)
   Fail: (184) [system] ' '=(/)
^  Call: (184) [user] is_like_space(' ')
   Call: (185) [system] char_type(' ', 'white')
   Exit: (185) [system] char_type(' ', 'white')
^  Exit: (184) [user] is_like_space(' ')
   Call: (184) [system] get_char((0x55fbb4538270), _337030)
   Exit: (184) [system] get_char((0x55fbb4538270), ' ')
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _339734)
   Exit: (185) [system] peek_char((0x55fbb4538270), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
   Call: (185) [system] '('=(/)
   Fail: (185) [system] '('=(/)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
^  Exit: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _356668)
   Exit: (183) [system] peek_char((0x55fbb4538270), '(')
   Call: (183) [system] '('=')'
   Fail: (183) [system] '('=')'
   Call: (183) [system] '('=end_of_file
   Fail: (183) [system] '('=end_of_file
^  Call: (183) [user] cont_sexpr(')', (0x55fbb4538270), _362238)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _364096)
   Exit: (185) [system] peek_char((0x55fbb4538270), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
   Call: (185) [system] '('=(/)
   Fail: (185) [system] '('=(/)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] get_char((0x55fbb4538270), _380106)
   Exit: (184) [system] get_char((0x55fbb4538270), '(')
   Call: (184) [system] '('='('
   Exit: (184) [system] '('='('
^  Call: (184) [user] read_list(')', (0x55fbb4538270), _362238)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _385676)
   Exit: (186) [system] peek_char((0x55fbb4538270), r)
   Call: (186) [system] r=(;)
   Fail: (186) [system] r=(;)
   Call: (186) [system] r=(/)
   Fail: (186) [system] r=(/)
^  Call: (186) [user] is_like_space(r)
   Call: (187) [system] char_type(r, 'white')
   Fail: (187) [system] char_type(r, 'white')
   Call: (187) [system] char_type(r, end_of_line)
   Fail: (187) [system] char_type(r, end_of_line)
   Call: (187) [system] char_type(r, space)
   Fail: (187) [system] char_type(r, space)
   Call: (187) [system] char_type(r, cntrl)
   Fail: (187) [system] char_type(r, cntrl)
^  Fail: (186) [user] is_like_space(r)
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _401686)
   Exit: (185) [system] peek_char((0x55fbb4538270), r)
   Call: (185) [system] r=')'
   Fail: (185) [system] r=')'
   Call: (185) [system] r=end_of_file
   Fail: (185) [system] r=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55fbb4538270), _407256)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _409114)
   Exit: (187) [system] peek_char((0x55fbb4538270), r)
   Call: (187) [system] r=(;)
   Fail: (187) [system] r=(;)
   Call: (187) [system] r=(/)
   Fail: (187) [system] r=(/)
^  Call: (187) [user] is_like_space(r)
   Call: (188) [system] char_type(r, 'white')
   Fail: (188) [system] char_type(r, 'white')
   Call: (188) [system] char_type(r, end_of_line)
   Fail: (188) [system] char_type(r, end_of_line)
   Call: (188) [system] char_type(r, space)
   Fail: (188) [system] char_type(r, space)
   Call: (188) [system] char_type(r, cntrl)
   Fail: (188) [system] char_type(r, cntrl)
^  Fail: (187) [user] is_like_space(r)
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] get_char((0x55fbb4538270), _425124)
   Exit: (186) [system] get_char((0x55fbb4538270), r)
   Call: (186) [system] r='('
   Fail: (186) [system] r='('
   Call: (186) [system] r='['
   Fail: (186) [system] r='['
   Call: (186) [system] r='{'
   Fail: (186) [system] r='{'
   Call: (186) [system] r='"'
   Fail: (186) [system] r='"'
   Call: (186) [system] r=!
   Fail: (186) [system] r=!
   Call: (186) [system] r='\''
   Fail: (186) [system] r='\''
   Call: (186) [system] r='`'
   Fail: (186) [system] r='`'
   Call: (186) [system] r=end_of_file
   Fail: (186) [system] r=end_of_file
^  Call: (186) [user] read_symbolic(')', (0x55fbb4538270), r, _407256)
^  Call: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), _442766)
   Call: (188) [system] peek_char((0x55fbb4538270), _443700)
   Exit: (188) [system] peek_char((0x55fbb4538270), b)
^  Call: (188) [user] is_delimiter(b)
   Call: (189) [system] char_type(b, space)
   Fail: (189) [system] char_type(b, space)
   Call: (189) [system] arg(_448420, v('(', ')', end_of_file), b)
   Fail: (189) [system] arg(_449352, v('(', ')', end_of_file), b)
^  Fail: (188) [user] is_delimiter(b)
   Call: (188) [system] ')'==b
   Fail: (188) [system] ')'==b
   Call: (188) [system] get_char((0x55fbb4538270), b)
   Exit: (188) [system] get_char((0x55fbb4538270), b)
   Call: (188) [system] b=(\)
   Fail: (188) [system] b=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _456702)
   Call: (189) [system] peek_char((0x55fbb4538270), _457636)
   Exit: (189) [system] peek_char((0x55fbb4538270), ')')
^  Call: (189) [user] is_delimiter(')')
   Call: (190) [system] char_type(')', space)
   Fail: (190) [system] char_type(')', space)
   Call: (190) [system] arg(_462356, v('(', ')', end_of_file), ')')
   Exit: (190) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (189) [user] is_delimiter(')')
   Call: (189) [system] _456702=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (188) [system] _442766=[b]
   Exit: (188) [system] [b]=[b]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
^  Call: (187) [user] classify_and_convert_charseq([r, b], _407256)
^  Call: (188) [user] classify_and_convert_charseq_([r, b], _471586)
^  Call: (190) [system] setup_call_cleanup('$notrace'(_472538, _472540), once(user:catch(read_from_chars([r, b], _471586), _472520, fail)), '$restore_trace'(_472538, _472540))
^  Call: (191) [system] sig_atomic(system:'$notrace'(_472538, _472540))
^  Exit: (190) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([r, b], rb), _472520, fail)), system:'$restore_trace'(3, -1))
   Call: (189) [system] atomic(rb)
   Exit: (189) [system] atomic(rb)
^  Exit: (188) [user] classify_and_convert_charseq_([r, b], rb)
   Call: (188) [system] integer(rb)
   Fail: (188) [system] integer(rb)
   Call: (188) [system] _407256=rb
   Exit: (188) [system] rb=rb
^  Exit: (187) [user] classify_and_convert_charseq([r, b], rb)
^  Exit: (186) [user] read_symbolic(')', (0x55fbb4538270), r, rb)
^  Exit: (185) [user] cont_sexpr(')', (0x55fbb4538270), rb)
^  Call: (185) [user] read_list(')', (0x55fbb4538270), _484666)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _486524)
   Exit: (187) [system] peek_char((0x55fbb4538270), ')')
   Call: (187) [system] ')'=(;)
   Fail: (187) [system] ')'=(;)
   Call: (187) [system] ')'=(/)
   Fail: (187) [system] ')'=(/)
^  Call: (187) [user] is_like_space(')')
   Call: (188) [system] char_type(')', 'white')
   Fail: (188) [system] char_type(')', 'white')
   Call: (188) [system] char_type(')', end_of_line)
   Fail: (188) [system] char_type(')', end_of_line)
   Call: (188) [system] char_type(')', space)
   Fail: (188) [system] char_type(')', space)
   Call: (188) [system] char_type(')', cntrl)
   Fail: (188) [system] char_type(')', cntrl)
^  Fail: (187) [user] is_like_space(')')
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _502534)
   Exit: (186) [system] peek_char((0x55fbb4538270), ')')
   Call: (186) [system] ')'=')'
   Exit: (186) [system] ')'=')'
   Call: (186) [system] get_char((0x55fbb4538270), _506324)
   Exit: (186) [system] get_char((0x55fbb4538270), ')')
   Call: (186) [system] _484666=[]
   Exit: (186) [system] []=[]
^  Exit: (185) [user] read_list(')', (0x55fbb4538270), [])
   Call: (185) [system] _362238=[rb]
   Exit: (185) [system] [rb]=[rb]
^  Exit: (184) [user] read_list(')', (0x55fbb4538270), [rb])
^  Exit: (183) [user] cont_sexpr(')', (0x55fbb4538270), [rb])
^  Call: (183) [user] read_list(')', (0x55fbb4538270), _514618)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _516476)
   Exit: (185) [system] peek_char((0x55fbb4538270), ' ')
   Call: (185) [system] ' '=(;)
   Fail: (185) [system] ' '=(;)
   Call: (185) [system] ' '=(/)
   Fail: (185) [system] ' '=(/)
^  Call: (185) [user] is_like_space(' ')
   Call: (186) [system] char_type(' ', 'white')
   Exit: (186) [system] char_type(' ', 'white')
^  Exit: (185) [user] is_like_space(' ')
   Call: (185) [system] get_char((0x55fbb4538270), _526070)
   Exit: (185) [system] get_char((0x55fbb4538270), ' ')
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _528774)
   Exit: (186) [system] peek_char((0x55fbb4538270), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
   Call: (186) [system] '('=(/)
   Fail: (186) [system] '('=(/)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _545708)
   Exit: (184) [system] peek_char((0x55fbb4538270), '(')
   Call: (184) [system] '('=')'
   Fail: (184) [system] '('=')'
   Call: (184) [system] '('=end_of_file
   Fail: (184) [system] '('=end_of_file
^  Call: (184) [user] cont_sexpr(')', (0x55fbb4538270), _551278)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _553136)
   Exit: (186) [system] peek_char((0x55fbb4538270), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
   Call: (186) [system] '('=(/)
   Fail: (186) [system] '('=(/)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] get_char((0x55fbb4538270), _569146)
   Exit: (185) [system] get_char((0x55fbb4538270), '(')
   Call: (185) [system] '('='('
   Exit: (185) [system] '('='('
^  Call: (185) [user] read_list(')', (0x55fbb4538270), _551278)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _574716)
   Exit: (187) [system] peek_char((0x55fbb4538270), :)
   Call: (187) [system] (:)=(;)
   Fail: (187) [system] (:)=(;)
   Call: (187) [system] (:)=(/)
   Fail: (187) [system] (:)=(/)
^  Call: (187) [user] is_like_space(:)
   Call: (188) [system] char_type(:, 'white')
   Fail: (188) [system] char_type(:, 'white')
   Call: (188) [system] char_type(:, end_of_line)
   Fail: (188) [system] char_type(:, end_of_line)
   Call: (188) [system] char_type(:, space)
   Fail: (188) [system] char_type(:, space)
   Call: (188) [system] char_type(:, cntrl)
   Fail: (188) [system] char_type(:, cntrl)
^  Fail: (187) [user] is_like_space(:)
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _590726)
   Exit: (186) [system] peek_char((0x55fbb4538270), :)
   Call: (186) [system] (:)=')'
   Fail: (186) [system] (:)=')'
   Call: (186) [system] (:)=end_of_file
   Fail: (186) [system] (:)=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55fbb4538270), _596296)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _598154)
   Exit: (188) [system] peek_char((0x55fbb4538270), :)
   Call: (188) [system] (:)=(;)
   Fail: (188) [system] (:)=(;)
   Call: (188) [system] (:)=(/)
   Fail: (188) [system] (:)=(/)
^  Call: (188) [user] is_like_space(:)
   Call: (189) [system] char_type(:, 'white')
   Fail: (189) [system] char_type(:, 'white')
   Call: (189) [system] char_type(:, end_of_line)
   Fail: (189) [system] char_type(:, end_of_line)
   Call: (189) [system] char_type(:, space)
   Fail: (189) [system] char_type(:, space)
   Call: (189) [system] char_type(:, cntrl)
   Fail: (189) [system] char_type(:, cntrl)
^  Fail: (188) [user] is_like_space(:)
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] get_char((0x55fbb4538270), _614164)
   Exit: (187) [system] get_char((0x55fbb4538270), :)
   Call: (187) [system] (:)='('
   Fail: (187) [system] (:)='('
   Call: (187) [system] (:)='['
   Fail: (187) [system] (:)='['
   Call: (187) [system] (:)='{'
   Fail: (187) [system] (:)='{'
   Call: (187) [system] (:)='"'
   Fail: (187) [system] (:)='"'
   Call: (187) [system] (:)=!
   Fail: (187) [system] (:)=!
   Call: (187) [system] (:)='\''
   Fail: (187) [system] (:)='\''
   Call: (187) [system] (:)='`'
   Fail: (187) [system] (:)='`'
   Call: (187) [system] (:)=end_of_file
   Fail: (187) [system] (:)=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55fbb4538270), :, _596296)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _631806)
   Call: (189) [system] peek_char((0x55fbb4538270), _632740)
   Exit: (189) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (189) [user] is_delimiter(' ')
   Call: (190) [system] char_type(' ', space)
   Exit: (190) [system] char_type(' ', space)
^  Exit: (189) [user] is_delimiter(' ')
   Call: (189) [system] _631806=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (188) [user] classify_and_convert_charseq([:], _596296)
^  Call: (189) [user] classify_and_convert_charseq_([:], _642024)
^  Call: (191) [system] setup_call_cleanup('$notrace'(_642976, _642978), once(user:catch(read_from_chars([:], _642024), _642958, fail)), '$restore_trace'(_642976, _642978))
^  Call: (192) [system] sig_atomic(system:'$notrace'(_642976, _642978))
^  Exit: (191) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _642958, fail)), system:'$restore_trace'(3, -1))
   Call: (190) [system] atomic(:)
   Exit: (190) [system] atomic(:)
^  Exit: (189) [user] classify_and_convert_charseq_([:], :)
   Call: (189) [system] integer(:)
   Fail: (189) [system] integer(:)
   Call: (189) [system] _596296=(:)
   Exit: (189) [system] (:)=(:)
^  Exit: (188) [user] classify_and_convert_charseq([:], :)
^  Exit: (187) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (186) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (186) [user] read_list(')', (0x55fbb4538270), _655104)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _656962)
   Exit: (188) [system] peek_char((0x55fbb4538270), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
   Call: (188) [system] ' '=(/)
   Fail: (188) [system] ' '=(/)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55fbb4538270), _666556)
   Exit: (188) [system] get_char((0x55fbb4538270), ' ')
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _669260)
   Exit: (189) [system] peek_char((0x55fbb4538270), 'D')
   Call: (189) [system] 'D'=(;)
   Fail: (189) [system] 'D'=(;)
   Call: (189) [system] 'D'=(/)
   Fail: (189) [system] 'D'=(/)
^  Call: (189) [user] is_like_space('D')
   Call: (190) [system] char_type('D', 'white')
   Fail: (190) [system] char_type('D', 'white')
   Call: (190) [system] char_type('D', end_of_line)
   Fail: (190) [system] char_type('D', end_of_line)
   Call: (190) [system] char_type('D', space)
   Fail: (190) [system] char_type('D', space)
   Call: (190) [system] char_type('D', cntrl)
   Fail: (190) [system] char_type('D', cntrl)
^  Fail: (189) [user] is_like_space('D')
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _686194)
   Exit: (187) [system] peek_char((0x55fbb4538270), 'D')
   Call: (187) [system] 'D'=')'
   Fail: (187) [system] 'D'=')'
   Call: (187) [system] 'D'=end_of_file
   Fail: (187) [system] 'D'=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55fbb4538270), _691764)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _693622)
   Exit: (189) [system] peek_char((0x55fbb4538270), 'D')
   Call: (189) [system] 'D'=(;)
   Fail: (189) [system] 'D'=(;)
   Call: (189) [system] 'D'=(/)
   Fail: (189) [system] 'D'=(/)
^  Call: (189) [user] is_like_space('D')
   Call: (190) [system] char_type('D', 'white')
   Fail: (190) [system] char_type('D', 'white')
   Call: (190) [system] char_type('D', end_of_line)
   Fail: (190) [system] char_type('D', end_of_line)
   Call: (190) [system] char_type('D', space)
   Fail: (190) [system] char_type('D', space)
   Call: (190) [system] char_type('D', cntrl)
   Fail: (190) [system] char_type('D', cntrl)
^  Fail: (189) [user] is_like_space('D')
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] get_char((0x55fbb4538270), _709632)
   Exit: (188) [system] get_char((0x55fbb4538270), 'D')
   Call: (188) [system] 'D'='('
   Fail: (188) [system] 'D'='('
   Call: (188) [system] 'D'='['
   Fail: (188) [system] 'D'='['
   Call: (188) [system] 'D'='{'
   Fail: (188) [system] 'D'='{'
   Call: (188) [system] 'D'='"'
   Fail: (188) [system] 'D'='"'
   Call: (188) [system] 'D'=!
   Fail: (188) [system] 'D'=!
   Call: (188) [system] 'D'='\''
   Fail: (188) [system] 'D'='\''
   Call: (188) [system] 'D'='`'
   Fail: (188) [system] 'D'='`'
   Call: (188) [system] 'D'=end_of_file
   Fail: (188) [system] 'D'=end_of_file
^  Call: (188) [user] read_symbolic(')', (0x55fbb4538270), 'D', _691764)
^  Call: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), _727274)
   Call: (190) [system] peek_char((0x55fbb4538270), _728208)
   Exit: (190) [system] peek_char((0x55fbb4538270), e)
^  Call: (190) [user] is_delimiter(e)
   Call: (191) [system] char_type(e, space)
   Fail: (191) [system] char_type(e, space)
   Call: (191) [system] arg(_732928, v('(', ')', end_of_file), e)
   Fail: (191) [system] arg(_733860, v('(', ')', end_of_file), e)
^  Fail: (190) [user] is_delimiter(e)
   Call: (190) [system] ')'==e
   Fail: (190) [system] ')'==e
   Call: (190) [system] get_char((0x55fbb4538270), e)
   Exit: (190) [system] get_char((0x55fbb4538270), e)
   Call: (190) [system] e=(\)
   Fail: (190) [system] e=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _741210)
   Call: (191) [system] peek_char((0x55fbb4538270), _742144)
   Exit: (191) [system] peek_char((0x55fbb4538270), d)
^  Call: (191) [user] is_delimiter(d)
   Call: (192) [system] char_type(d, space)
   Fail: (192) [system] char_type(d, space)
   Call: (192) [system] arg(_746864, v('(', ')', end_of_file), d)
   Fail: (192) [system] arg(_747796, v('(', ')', end_of_file), d)
^  Fail: (191) [user] is_delimiter(d)
   Call: (191) [system] ')'==d
   Fail: (191) [system] ')'==d
   Call: (191) [system] get_char((0x55fbb4538270), d)
   Exit: (191) [system] get_char((0x55fbb4538270), d)
   Call: (191) [system] d=(\)
   Fail: (191) [system] d=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _755146)
   Call: (192) [system] peek_char((0x55fbb4538270), _756080)
   Exit: (192) [system] peek_char((0x55fbb4538270), u)
^  Call: (192) [user] is_delimiter(u)
   Call: (193) [system] char_type(u, space)
   Fail: (193) [system] char_type(u, space)
   Call: (193) [system] arg(_760800, v('(', ')', end_of_file), u)
   Fail: (193) [system] arg(_761732, v('(', ')', end_of_file), u)
^  Fail: (192) [user] is_delimiter(u)
   Call: (192) [system] ')'==u
   Fail: (192) [system] ')'==u
   Call: (192) [system] get_char((0x55fbb4538270), u)
   Exit: (192) [system] get_char((0x55fbb4538270), u)
   Call: (192) [system] u=(\)
   Fail: (192) [system] u=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _769082)
   Call: (193) [system] peek_char((0x55fbb4538270), _770016)
   Exit: (193) [system] peek_char((0x55fbb4538270), c)
^  Call: (193) [user] is_delimiter(c)
   Call: (194) [system] char_type(c, space)
   Fail: (194) [system] char_type(c, space)
   Call: (194) [system] arg(_774736, v('(', ')', end_of_file), c)
   Fail: (194) [system] arg(_775668, v('(', ')', end_of_file), c)
^  Fail: (193) [user] is_delimiter(c)
   Call: (193) [system] ')'==c
   Fail: (193) [system] ')'==c
   Call: (193) [system] get_char((0x55fbb4538270), c)
   Exit: (193) [system] get_char((0x55fbb4538270), c)
   Call: (193) [system] c=(\)
   Fail: (193) [system] c=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _783018)
   Call: (194) [system] peek_char((0x55fbb4538270), _783952)
   Exit: (194) [system] peek_char((0x55fbb4538270), t)
^  Call: (194) [user] is_delimiter(t)
   Call: (195) [system] char_type(t, space)
   Fail: (195) [system] char_type(t, space)
   Call: (195) [system] arg(_788672, v('(', ')', end_of_file), t)
   Fail: (195) [system] arg(_789604, v('(', ')', end_of_file), t)
^  Fail: (194) [user] is_delimiter(t)
   Call: (194) [system] ')'==t
   Fail: (194) [system] ')'==t
   Call: (194) [system] get_char((0x55fbb4538270), t)
   Exit: (194) [system] get_char((0x55fbb4538270), t)
   Call: (194) [system] t=(\)
   Fail: (194) [system] t=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _796954)
   Call: (195) [system] peek_char((0x55fbb4538270), _797888)
   Exit: (195) [system] peek_char((0x55fbb4538270), i)
^  Call: (195) [user] is_delimiter(i)
   Call: (196) [system] char_type(i, space)
   Fail: (196) [system] char_type(i, space)
   Call: (196) [system] arg(_802608, v('(', ')', end_of_file), i)
   Fail: (196) [system] arg(_803540, v('(', ')', end_of_file), i)
^  Fail: (195) [user] is_delimiter(i)
   Call: (195) [system] ')'==i
   Fail: (195) [system] ')'==i
   Call: (195) [system] get_char((0x55fbb4538270), i)
   Exit: (195) [system] get_char((0x55fbb4538270), i)
   Call: (195) [system] i=(\)
   Fail: (195) [system] i=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _810890)
   Call: (196) [system] peek_char((0x55fbb4538270), _811824)
   Exit: (196) [system] peek_char((0x55fbb4538270), o)
^  Call: (196) [user] is_delimiter(o)
   Call: (197) [system] char_type(o, space)
   Fail: (197) [system] char_type(o, space)
   Call: (197) [system] arg(_816544, v('(', ')', end_of_file), o)
   Fail: (197) [system] arg(_817476, v('(', ')', end_of_file), o)
^  Fail: (196) [user] is_delimiter(o)
   Call: (196) [system] ')'==o
   Fail: (196) [system] ')'==o
   Call: (196) [system] get_char((0x55fbb4538270), o)
   Exit: (196) [system] get_char((0x55fbb4538270), o)
   Call: (196) [system] o=(\)
   Fail: (196) [system] o=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _824826)
   Call: (197) [system] peek_char((0x55fbb4538270), _825760)
   Exit: (197) [system] peek_char((0x55fbb4538270), n)
^  Call: (197) [user] is_delimiter(n)
   Call: (198) [system] char_type(n, space)
   Fail: (198) [system] char_type(n, space)
   Call: (198) [system] arg(_830480, v('(', ')', end_of_file), n)
   Fail: (198) [system] arg(_831412, v('(', ')', end_of_file), n)
^  Fail: (197) [user] is_delimiter(n)
   Call: (197) [system] ')'==n
   Fail: (197) [system] ')'==n
   Call: (197) [system] get_char((0x55fbb4538270), n)
   Exit: (197) [system] get_char((0x55fbb4538270), n)
   Call: (197) [system] n=(\)
   Fail: (197) [system] n=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _838762)
   Call: (198) [system] peek_char((0x55fbb4538270), _839696)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (198) [user] is_delimiter(' ')
   Call: (199) [system] char_type(' ', space)
   Exit: (199) [system] char_type(' ', space)
^  Exit: (198) [user] is_delimiter(' ')
   Call: (198) [system] _838762=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (197) [system] _824826=[n]
   Exit: (197) [system] [n]=[n]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (196) [system] _810890=[o, n]
   Exit: (196) [system] [o, n]=[o, n]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (195) [system] _796954=[i, o, n]
   Exit: (195) [system] [i, o, n]=[i, o, n]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (194) [system] _783018=[t, i, o, n]
   Exit: (194) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (193) [system] _769082=[c, t, i, o, n]
   Exit: (193) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (192) [system] _755146=[u, c, t, i, o, n]
   Exit: (192) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (191) [system] _741210=[d, u, c, t, i, o, n]
   Exit: (191) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (190) [system] _727274=[e, d, u, c, t, i, o, n]
   Exit: (190) [system] [e, d, u, c, t, i, o, n]=[e, d, u, c, t, i, o, n]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, d, u, c, t, i, o, n])
^  Call: (189) [user] classify_and_convert_charseq(['D', e, d, u, c, t, i, o, n], _691764)
^  Call: (190) [user] classify_and_convert_charseq_(['D', e, d, u, c, t, i, o, n], _871332)
^  Call: (192) [system] setup_call_cleanup('$notrace'(_872284, _872286), once(user:catch(read_from_chars(['D', e, d, u, c, t, i, o, n], _871332), _872266, fail)), '$restore_trace'(_872284, _872286))
^  Call: (193) [system] sig_atomic(system:'$notrace'(_872284, _872286))
^  Exit: (192) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', e, d, u, c, t, i, o, n], _871332), _872266, fail)), system:'$restore_trace'(3, -1))
   Call: (191) [system] atomic(_871332)
   Fail: (191) [system] atomic(_871332)
   Call: (191) [system] atom_chars(_871332, ['D', e, d, u, c, t, i, o, n])
   Exit: (191) [system] atom_chars('Deduction', ['D', e, d, u, c, t, i, o, n])
^  Exit: (190) [user] classify_and_convert_charseq_(['D', e, d, u, c, t, i, o, n], 'Deduction')
   Call: (190) [system] integer('Deduction')
   Fail: (190) [system] integer('Deduction')
   Call: (190) [system] _691764='Deduction'
   Exit: (190) [system] 'Deduction'='Deduction'
^  Exit: (189) [user] classify_and_convert_charseq(['D', e, d, u, c, t, i, o, n], 'Deduction')
^  Exit: (188) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'Deduction')
^  Exit: (187) [user] cont_sexpr(')', (0x55fbb4538270), 'Deduction')
^  Call: (187) [user] read_list(')', (0x55fbb4538270), _886282)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _888140)
   Exit: (189) [system] peek_char((0x55fbb4538270), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
   Call: (189) [system] ' '=(/)
   Fail: (189) [system] ' '=(/)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55fbb4538270), _897734)
   Exit: (189) [system] get_char((0x55fbb4538270), ' ')
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _900438)
   Exit: (190) [system] peek_char((0x55fbb4538270), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
   Call: (190) [system] '('=(/)
   Fail: (190) [system] '('=(/)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _917372)
   Exit: (188) [system] peek_char((0x55fbb4538270), '(')
   Call: (188) [system] '('=')'
   Fail: (188) [system] '('=')'
   Call: (188) [system] '('=end_of_file
   Fail: (188) [system] '('=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55fbb4538270), _922942)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _924800)
   Exit: (190) [system] peek_char((0x55fbb4538270), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
   Call: (190) [system] '('=(/)
   Fail: (190) [system] '('=(/)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] get_char((0x55fbb4538270), _940810)
   Exit: (189) [system] get_char((0x55fbb4538270), '(')
   Call: (189) [system] '('='('
   Exit: (189) [system] '('='('
^  Call: (189) [user] read_list(')', (0x55fbb4538270), _922942)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _946380)
   Exit: (191) [system] peek_char((0x55fbb4538270), -)
   Call: (191) [system] (-)=(;)
   Fail: (191) [system] (-)=(;)
   Call: (191) [system] (-)=(/)
   Fail: (191) [system] (-)=(/)
^  Call: (191) [user] is_like_space(-)
   Call: (192) [system] char_type(-, 'white')
   Fail: (192) [system] char_type(-, 'white')
   Call: (192) [system] char_type(-, end_of_line)
   Fail: (192) [system] char_type(-, end_of_line)
   Call: (192) [system] char_type(-, space)
   Fail: (192) [system] char_type(-, space)
   Call: (192) [system] char_type(-, cntrl)
   Fail: (192) [system] char_type(-, cntrl)
^  Fail: (191) [user] is_like_space(-)
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _962390)
   Exit: (190) [system] peek_char((0x55fbb4538270), -)
   Call: (190) [system] (-)=')'
   Fail: (190) [system] (-)=')'
   Call: (190) [system] (-)=end_of_file
   Fail: (190) [system] (-)=end_of_file
^  Call: (190) [user] cont_sexpr(')', (0x55fbb4538270), _967960)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _969818)
   Exit: (192) [system] peek_char((0x55fbb4538270), -)
   Call: (192) [system] (-)=(;)
   Fail: (192) [system] (-)=(;)
   Call: (192) [system] (-)=(/)
   Fail: (192) [system] (-)=(/)
^  Call: (192) [user] is_like_space(-)
   Call: (193) [system] char_type(-, 'white')
   Fail: (193) [system] char_type(-, 'white')
   Call: (193) [system] char_type(-, end_of_line)
   Fail: (193) [system] char_type(-, end_of_line)
   Call: (193) [system] char_type(-, space)
   Fail: (193) [system] char_type(-, space)
   Call: (193) [system] char_type(-, cntrl)
   Fail: (193) [system] char_type(-, cntrl)
^  Fail: (192) [user] is_like_space(-)
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] get_char((0x55fbb4538270), _985828)
   Exit: (191) [system] get_char((0x55fbb4538270), -)
   Call: (191) [system] (-)='('
   Fail: (191) [system] (-)='('
   Call: (191) [system] (-)='['
   Fail: (191) [system] (-)='['
   Call: (191) [system] (-)='{'
   Fail: (191) [system] (-)='{'
   Call: (191) [system] (-)='"'
   Fail: (191) [system] (-)='"'
   Call: (191) [system] (-)=!
   Fail: (191) [system] (-)=!
   Call: (191) [system] (-)='\''
   Fail: (191) [system] (-)='\''
   Call: (191) [system] (-)='`'
   Fail: (191) [system] (-)='`'
   Call: (191) [system] (-)=end_of_file
   Fail: (191) [system] (-)=end_of_file
^  Call: (191) [user] read_symbolic(')', (0x55fbb4538270), -, _967960)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _1003470)
   Call: (193) [system] peek_char((0x55fbb4538270), _1004404)
   Exit: (193) [system] peek_char((0x55fbb4538270), >)
^  Call: (193) [user] is_delimiter(>)
   Call: (194) [system] char_type(>, space)
   Fail: (194) [system] char_type(>, space)
   Call: (194) [system] arg(_1009124, v('(', ')', end_of_file), >)
   Fail: (194) [system] arg(_1010056, v('(', ')', end_of_file), >)
^  Fail: (193) [user] is_delimiter(>)
   Call: (193) [system] ')'==(>)
   Fail: (193) [system] ')'==(>)
   Call: (193) [system] get_char((0x55fbb4538270), >)
   Exit: (193) [system] get_char((0x55fbb4538270), >)
   Call: (193) [system] (>)=(\)
   Fail: (193) [system] (>)=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _1017406)
   Call: (194) [system] peek_char((0x55fbb4538270), _1018340)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _1017406=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (193) [system] _1003470=[>]
   Exit: (193) [system] [>]=[>]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [>])
^  Call: (192) [user] classify_and_convert_charseq([-, >], _967960)
^  Call: (193) [user] classify_and_convert_charseq_([-, >], _1030418)
^  Call: (195) [system] setup_call_cleanup('$notrace'(_1031370, _1031372), once(user:catch(read_from_chars([-, >], _1030418), _1031352, fail)), '$restore_trace'(_1031370, _1031372))
^  Call: (196) [system] sig_atomic(system:'$notrace'(_1031370, _1031372))
^  Exit: (195) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([-, >], ->), _1031352, fail)), system:'$restore_trace'(3, -1))
   Call: (194) [system] atomic(->)
   Exit: (194) [system] atomic(->)
^  Exit: (193) [user] classify_and_convert_charseq_([-, >], ->)
   Call: (193) [system] integer(->)
   Fail: (193) [system] integer(->)
   Call: (193) [system] _967960=(->)
   Exit: (193) [system] (->)=(->)
^  Exit: (192) [user] classify_and_convert_charseq([-, >], ->)
^  Exit: (191) [user] read_symbolic(')', (0x55fbb4538270), -, ->)
^  Exit: (190) [user] cont_sexpr(')', (0x55fbb4538270), ->)
^  Call: (190) [user] read_list(')', (0x55fbb4538270), _1043498)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1045356)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
   Call: (192) [system] ' '=(/)
   Fail: (192) [system] ' '=(/)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55fbb4538270), _1054950)
   Exit: (192) [system] get_char((0x55fbb4538270), ' ')
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1057654)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
   Call: (193) [system] '('=(/)
   Fail: (193) [system] '('=(/)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1074588)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=')'
   Fail: (191) [system] '('=')'
   Call: (191) [system] '('=end_of_file
   Fail: (191) [system] '('=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55fbb4538270), _1080158)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1082016)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
   Call: (193) [system] '('=(/)
   Fail: (193) [system] '('=(/)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] get_char((0x55fbb4538270), _1098026)
   Exit: (192) [system] get_char((0x55fbb4538270), '(')
   Call: (192) [system] '('='('
   Exit: (192) [system] '('='('
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _1080158)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1103596)
   Exit: (194) [system] peek_char((0x55fbb4538270), 'I')
   Call: (194) [system] 'I'=(;)
   Fail: (194) [system] 'I'=(;)
   Call: (194) [system] 'I'=(/)
   Fail: (194) [system] 'I'=(/)
^  Call: (194) [user] is_like_space('I')
   Call: (195) [system] char_type('I', 'white')
   Fail: (195) [system] char_type('I', 'white')
   Call: (195) [system] char_type('I', end_of_line)
   Fail: (195) [system] char_type('I', end_of_line)
   Call: (195) [system] char_type('I', space)
   Fail: (195) [system] char_type('I', space)
   Call: (195) [system] char_type('I', cntrl)
   Fail: (195) [system] char_type('I', cntrl)
^  Fail: (194) [user] is_like_space('I')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1119606)
   Exit: (193) [system] peek_char((0x55fbb4538270), 'I')
   Call: (193) [system] 'I'=')'
   Fail: (193) [system] 'I'=')'
   Call: (193) [system] 'I'=end_of_file
   Fail: (193) [system] 'I'=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _1125176)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1127034)
   Exit: (195) [system] peek_char((0x55fbb4538270), 'I')
   Call: (195) [system] 'I'=(;)
   Fail: (195) [system] 'I'=(;)
   Call: (195) [system] 'I'=(/)
   Fail: (195) [system] 'I'=(/)
^  Call: (195) [user] is_like_space('I')
   Call: (196) [system] char_type('I', 'white')
   Fail: (196) [system] char_type('I', 'white')
   Call: (196) [system] char_type('I', end_of_line)
   Fail: (196) [system] char_type('I', end_of_line)
   Call: (196) [system] char_type('I', space)
   Fail: (196) [system] char_type('I', space)
   Call: (196) [system] char_type('I', cntrl)
   Fail: (196) [system] char_type('I', cntrl)
^  Fail: (195) [user] is_like_space('I')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _1143044)
   Exit: (194) [system] get_char((0x55fbb4538270), 'I')
   Call: (194) [system] 'I'='('
   Fail: (194) [system] 'I'='('
   Call: (194) [system] 'I'='['
   Fail: (194) [system] 'I'='['
   Call: (194) [system] 'I'='{'
   Fail: (194) [system] 'I'='{'
   Call: (194) [system] 'I'='"'
   Fail: (194) [system] 'I'='"'
   Call: (194) [system] 'I'=!
   Fail: (194) [system] 'I'=!
   Call: (194) [system] 'I'='\''
   Fail: (194) [system] 'I'='\''
   Call: (194) [system] 'I'='`'
   Fail: (194) [system] 'I'='`'
   Call: (194) [system] 'I'=end_of_file
   Fail: (194) [system] 'I'=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55fbb4538270), 'I', _1125176)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _1160686)
   Call: (196) [system] peek_char((0x55fbb4538270), _1161620)
   Exit: (196) [system] peek_char((0x55fbb4538270), m)
^  Call: (196) [user] is_delimiter(m)
   Call: (197) [system] char_type(m, space)
   Fail: (197) [system] char_type(m, space)
   Call: (197) [system] arg(_1166340, v('(', ')', end_of_file), m)
   Fail: (197) [system] arg(_1167272, v('(', ')', end_of_file), m)
^  Fail: (196) [user] is_delimiter(m)
   Call: (196) [system] ')'==m
   Fail: (196) [system] ')'==m
   Call: (196) [system] get_char((0x55fbb4538270), m)
   Exit: (196) [system] get_char((0x55fbb4538270), m)
   Call: (196) [system] m=(\)
   Fail: (196) [system] m=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _1174622)
   Call: (197) [system] peek_char((0x55fbb4538270), _1175556)
   Exit: (197) [system] peek_char((0x55fbb4538270), p)
^  Call: (197) [user] is_delimiter(p)
   Call: (198) [system] char_type(p, space)
   Fail: (198) [system] char_type(p, space)
   Call: (198) [system] arg(_1180276, v('(', ')', end_of_file), p)
   Fail: (198) [system] arg(_1181208, v('(', ')', end_of_file), p)
^  Fail: (197) [user] is_delimiter(p)
   Call: (197) [system] ')'==p
   Fail: (197) [system] ')'==p
   Call: (197) [system] get_char((0x55fbb4538270), p)
   Exit: (197) [system] get_char((0x55fbb4538270), p)
   Call: (197) [system] p=(\)
   Fail: (197) [system] p=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _1188558)
   Call: (198) [system] peek_char((0x55fbb4538270), _1189492)
   Exit: (198) [system] peek_char((0x55fbb4538270), l)
^  Call: (198) [user] is_delimiter(l)
   Call: (199) [system] char_type(l, space)
   Fail: (199) [system] char_type(l, space)
   Call: (199) [system] arg(_1194212, v('(', ')', end_of_file), l)
   Fail: (199) [system] arg(_1195144, v('(', ')', end_of_file), l)
^  Fail: (198) [user] is_delimiter(l)
   Call: (198) [system] ')'==l
   Fail: (198) [system] ')'==l
   Call: (198) [system] get_char((0x55fbb4538270), l)
   Exit: (198) [system] get_char((0x55fbb4538270), l)
   Call: (198) [system] l=(\)
   Fail: (198) [system] l=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _1202494)
   Call: (199) [system] peek_char((0x55fbb4538270), _1203428)
   Exit: (199) [system] peek_char((0x55fbb4538270), i)
^  Call: (199) [user] is_delimiter(i)
   Call: (200) [system] char_type(i, space)
   Fail: (200) [system] char_type(i, space)
   Call: (200) [system] arg(_1208148, v('(', ')', end_of_file), i)
   Fail: (200) [system] arg(_1209080, v('(', ')', end_of_file), i)
^  Fail: (199) [user] is_delimiter(i)
   Call: (199) [system] ')'==i
   Fail: (199) [system] ')'==i
   Call: (199) [system] get_char((0x55fbb4538270), i)
   Exit: (199) [system] get_char((0x55fbb4538270), i)
   Call: (199) [system] i=(\)
   Fail: (199) [system] i=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _1216430)
   Call: (200) [system] peek_char((0x55fbb4538270), _1217364)
   Exit: (200) [system] peek_char((0x55fbb4538270), c)
^  Call: (200) [user] is_delimiter(c)
   Call: (201) [system] char_type(c, space)
   Fail: (201) [system] char_type(c, space)
   Call: (201) [system] arg(_1222084, v('(', ')', end_of_file), c)
   Fail: (201) [system] arg(_1223016, v('(', ')', end_of_file), c)
^  Fail: (200) [user] is_delimiter(c)
   Call: (200) [system] ')'==c
   Fail: (200) [system] ')'==c
   Call: (200) [system] get_char((0x55fbb4538270), c)
   Exit: (200) [system] get_char((0x55fbb4538270), c)
   Call: (200) [system] c=(\)
   Fail: (200) [system] c=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _1230366)
   Call: (201) [system] peek_char((0x55fbb4538270), _1231300)
   Exit: (201) [system] peek_char((0x55fbb4538270), a)
^  Call: (201) [user] is_delimiter(a)
   Call: (202) [system] char_type(a, space)
   Fail: (202) [system] char_type(a, space)
   Call: (202) [system] arg(_1236020, v('(', ')', end_of_file), a)
   Fail: (202) [system] arg(_1236952, v('(', ')', end_of_file), a)
^  Fail: (201) [user] is_delimiter(a)
   Call: (201) [system] ')'==a
   Fail: (201) [system] ')'==a
   Call: (201) [system] get_char((0x55fbb4538270), a)
   Exit: (201) [system] get_char((0x55fbb4538270), a)
   Call: (201) [system] a=(\)
   Fail: (201) [system] a=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1244302)
   Call: (202) [system] peek_char((0x55fbb4538270), _1245236)
   Exit: (202) [system] peek_char((0x55fbb4538270), t)
^  Call: (202) [user] is_delimiter(t)
   Call: (203) [system] char_type(t, space)
   Fail: (203) [system] char_type(t, space)
   Call: (203) [system] arg(_1249956, v('(', ')', end_of_file), t)
   Fail: (203) [system] arg(_1250888, v('(', ')', end_of_file), t)
^  Fail: (202) [user] is_delimiter(t)
   Call: (202) [system] ')'==t
   Fail: (202) [system] ')'==t
   Call: (202) [system] get_char((0x55fbb4538270), t)
   Exit: (202) [system] get_char((0x55fbb4538270), t)
   Call: (202) [system] t=(\)
   Fail: (202) [system] t=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1258238)
   Call: (203) [system] peek_char((0x55fbb4538270), _1259172)
   Exit: (203) [system] peek_char((0x55fbb4538270), i)
^  Call: (203) [user] is_delimiter(i)
   Call: (204) [system] char_type(i, space)
   Fail: (204) [system] char_type(i, space)
   Call: (204) [system] arg(_1263892, v('(', ')', end_of_file), i)
   Fail: (204) [system] arg(_1264824, v('(', ')', end_of_file), i)
^  Fail: (203) [user] is_delimiter(i)
   Call: (203) [system] ')'==i
   Fail: (203) [system] ')'==i
   Call: (203) [system] get_char((0x55fbb4538270), i)
   Exit: (203) [system] get_char((0x55fbb4538270), i)
   Call: (203) [system] i=(\)
   Fail: (203) [system] i=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1272174)
   Call: (204) [system] peek_char((0x55fbb4538270), _1273108)
   Exit: (204) [system] peek_char((0x55fbb4538270), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_1277828, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_1278760, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55fbb4538270), o)
   Exit: (204) [system] get_char((0x55fbb4538270), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1286110)
   Call: (205) [system] peek_char((0x55fbb4538270), _1287044)
   Exit: (205) [system] peek_char((0x55fbb4538270), n)
^  Call: (205) [user] is_delimiter(n)
   Call: (206) [system] char_type(n, space)
   Fail: (206) [system] char_type(n, space)
   Call: (206) [system] arg(_1291764, v('(', ')', end_of_file), n)
   Fail: (206) [system] arg(_1292696, v('(', ')', end_of_file), n)
^  Fail: (205) [user] is_delimiter(n)
   Call: (205) [system] ')'==n
   Fail: (205) [system] ')'==n
   Call: (205) [system] get_char((0x55fbb4538270), n)
   Exit: (205) [system] get_char((0x55fbb4538270), n)
   Call: (205) [system] n=(\)
   Fail: (205) [system] n=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1300046)
   Call: (206) [system] peek_char((0x55fbb4538270), _1300980)
   Exit: (206) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (206) [user] is_delimiter('L')
   Call: (207) [system] char_type('L', space)
   Fail: (207) [system] char_type('L', space)
   Call: (207) [system] arg(_1305700, v('(', ')', end_of_file), 'L')
   Fail: (207) [system] arg(_1306632, v('(', ')', end_of_file), 'L')
^  Fail: (206) [user] is_delimiter('L')
   Call: (206) [system] ')'=='L'
   Fail: (206) [system] ')'=='L'
   Call: (206) [system] get_char((0x55fbb4538270), 'L')
   Exit: (206) [system] get_char((0x55fbb4538270), 'L')
   Call: (206) [system] 'L'=(\)
   Fail: (206) [system] 'L'=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1313982)
   Call: (207) [system] peek_char((0x55fbb4538270), _1314916)
   Exit: (207) [system] peek_char((0x55fbb4538270), i)
^  Call: (207) [user] is_delimiter(i)
   Call: (208) [system] char_type(i, space)
   Fail: (208) [system] char_type(i, space)
   Call: (208) [system] arg(_1319636, v('(', ')', end_of_file), i)
   Fail: (208) [system] arg(_1320568, v('(', ')', end_of_file), i)
^  Fail: (207) [user] is_delimiter(i)
   Call: (207) [system] ')'==i
   Fail: (207) [system] ')'==i
   Call: (207) [system] get_char((0x55fbb4538270), i)
   Exit: (207) [system] get_char((0x55fbb4538270), i)
   Call: (207) [system] i=(\)
   Fail: (207) [system] i=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1327918)
   Call: (208) [system] peek_char((0x55fbb4538270), _1328852)
   Exit: (208) [system] peek_char((0x55fbb4538270), n)
^  Call: (208) [user] is_delimiter(n)
   Call: (209) [system] char_type(n, space)
   Fail: (209) [system] char_type(n, space)
   Call: (209) [system] arg(_1333572, v('(', ')', end_of_file), n)
   Fail: (209) [system] arg(_1334504, v('(', ')', end_of_file), n)
^  Fail: (208) [user] is_delimiter(n)
   Call: (208) [system] ')'==n
   Fail: (208) [system] ')'==n
   Call: (208) [system] get_char((0x55fbb4538270), n)
   Exit: (208) [system] get_char((0x55fbb4538270), n)
   Call: (208) [system] n=(\)
   Fail: (208) [system] n=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1341854)
   Call: (209) [system] peek_char((0x55fbb4538270), _1342788)
   Exit: (209) [system] peek_char((0x55fbb4538270), k)
^  Call: (209) [user] is_delimiter(k)
   Call: (210) [system] char_type(k, space)
   Fail: (210) [system] char_type(k, space)
   Call: (210) [system] arg(_1347508, v('(', ')', end_of_file), k)
   Fail: (210) [system] arg(_1348440, v('(', ')', end_of_file), k)
^  Fail: (209) [user] is_delimiter(k)
   Call: (209) [system] ')'==k
   Fail: (209) [system] ')'==k
   Call: (209) [system] get_char((0x55fbb4538270), k)
   Exit: (209) [system] get_char((0x55fbb4538270), k)
   Call: (209) [system] k=(\)
   Fail: (209) [system] k=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1355790)
   Call: (210) [system] peek_char((0x55fbb4538270), _1356724)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _1355790=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (209) [system] _1341854=[k]
   Exit: (209) [system] [k]=[k]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (208) [system] _1327918=[n, k]
   Exit: (208) [system] [n, k]=[n, k]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (207) [system] _1313982=[i, n, k]
   Exit: (207) [system] [i, n, k]=[i, n, k]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (206) [system] _1300046=['L', i, n, k]
   Exit: (206) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (205) [system] _1286110=[n, 'L', i, n, k]
   Exit: (205) [system] [n, 'L', i, n, k]=[n, 'L', i, n, k]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'L', i, n, k])
   Call: (204) [system] _1272174=[o, n, 'L', i, n, k]
   Exit: (204) [system] [o, n, 'L', i, n, k]=[o, n, 'L', i, n, k]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'L', i, n, k])
   Call: (203) [system] _1258238=[i, o, n, 'L', i, n, k]
   Exit: (203) [system] [i, o, n, 'L', i, n, k]=[i, o, n, 'L', i, n, k]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'L', i, n, k])
   Call: (202) [system] _1244302=[t, i, o, n, 'L', i, n, k]
   Exit: (202) [system] [t, i, o, n, 'L', i, n, k]=[t, i, o, n, 'L', i, n, k]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'L', i, n, k])
   Call: (201) [system] _1230366=[a, t, i, o, n, 'L', i, n, k]
   Exit: (201) [system] [a, t, i, o, n, 'L', i, n, k]=[a, t, i, o, n, 'L', i, n, k]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n, 'L', i, n, k])
   Call: (200) [system] _1216430=[c, a, t, i, o, n, 'L', i, n, k]
   Exit: (200) [system] [c, a, t, i, o, n, 'L', i, n, k]=[c, a, t, i, o, n, 'L', i, n, k]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n, 'L', i, n, k])
   Call: (199) [system] _1202494=[i, c, a, t, i, o, n, 'L', i, n, k]
   Exit: (199) [system] [i, c, a, t, i, o, n, 'L', i, n, k]=[i, c, a, t, i, o, n, 'L', i, n, k]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n, 'L', i, n, k])
   Call: (198) [system] _1188558=[l, i, c, a, t, i, o, n, 'L', i, n, k]
   Exit: (198) [system] [l, i, c, a, t, i, o, n, 'L', i, n, k]=[l, i, c, a, t, i, o, n, 'L', i, n, k]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n, 'L', i, n, k])
   Call: (197) [system] _1174622=[p, l, i, c, a, t, i, o, n, 'L', i, n, k]
   Exit: (197) [system] [p, l, i, c, a, t, i, o, n, 'L', i, n, k]=[p, l, i, c, a, t, i, o, n, 'L', i, n, k]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n, 'L', i, n, k])
   Call: (196) [system] _1160686=[m, p, l, i, c, a, t, i, o, n, 'L', i, n, k]
   Exit: (196) [system] [m, p, l, i, c, a, t, i, o, n, 'L', i, n, k]=[m, p, l, i, c, a, t, i, o, n, 'L', i, n, k]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n, 'L', i, n, k])
^  Call: (195) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k], _1125176)
^  Call: (196) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k], _1405124)
^  Call: (198) [system] setup_call_cleanup('$notrace'(_1406076, _1406078), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k], _1405124), _1406058, fail)), '$restore_trace'(_1406076, _1406078))
^  Call: (199) [system] sig_atomic(system:'$notrace'(_1406076, _1406078))
^  Exit: (198) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k], _1405124), _1406058, fail)), system:'$restore_trace'(3, -1))
   Call: (197) [system] atomic(_1405124)
   Fail: (197) [system] atomic(_1405124)
   Call: (197) [system] atom_chars(_1405124, ['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k])
   Exit: (197) [system] atom_chars('ImplicationLink', ['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k])
^  Exit: (196) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k], 'ImplicationLink')
   Call: (196) [system] integer('ImplicationLink')
   Fail: (196) [system] integer('ImplicationLink')
   Call: (196) [system] _1125176='ImplicationLink'
   Exit: (196) [system] 'ImplicationLink'='ImplicationLink'
^  Exit: (195) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k], 'ImplicationLink')
^  Exit: (194) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'ImplicationLink')
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), 'ImplicationLink')
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _1420074)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1421932)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _1431526)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1434230)
   Exit: (196) [system] peek_char((0x55fbb4538270), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
   Call: (196) [system] ($)=(/)
   Fail: (196) [system] ($)=(/)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1451164)
   Exit: (194) [system] peek_char((0x55fbb4538270), $)
   Call: (194) [system] ($)=')'
   Fail: (194) [system] ($)=')'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _1456734)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1458592)
   Exit: (196) [system] peek_char((0x55fbb4538270), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
   Call: (196) [system] ($)=(/)
   Fail: (196) [system] ($)=(/)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _1474602)
   Exit: (195) [system] get_char((0x55fbb4538270), $)
   Call: (195) [system] ($)='('
   Fail: (195) [system] ($)='('
   Call: (195) [system] ($)='['
   Fail: (195) [system] ($)='['
   Call: (195) [system] ($)='{'
   Fail: (195) [system] ($)='{'
   Call: (195) [system] ($)='"'
   Fail: (195) [system] ($)='"'
   Call: (195) [system] ($)=!
   Fail: (195) [system] ($)=!
   Call: (195) [system] ($)='\''
   Fail: (195) [system] ($)='\''
   Call: (195) [system] ($)='`'
   Fail: (195) [system] ($)='`'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55fbb4538270), $, _1456734)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _1492244)
   Call: (197) [system] peek_char((0x55fbb4538270), _1493178)
   Exit: (197) [system] peek_char((0x55fbb4538270), p)
^  Call: (197) [user] is_delimiter(p)
   Call: (198) [system] char_type(p, space)
   Fail: (198) [system] char_type(p, space)
   Call: (198) [system] arg(_1497898, v('(', ')', end_of_file), p)
   Fail: (198) [system] arg(_1498830, v('(', ')', end_of_file), p)
^  Fail: (197) [user] is_delimiter(p)
   Call: (197) [system] ')'==p
   Fail: (197) [system] ')'==p
   Call: (197) [system] get_char((0x55fbb4538270), p)
   Exit: (197) [system] get_char((0x55fbb4538270), p)
   Call: (197) [system] p=(\)
   Fail: (197) [system] p=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _1506180)
   Call: (198) [system] peek_char((0x55fbb4538270), _1507114)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (198) [user] is_delimiter(' ')
   Call: (199) [system] char_type(' ', space)
   Exit: (199) [system] char_type(' ', space)
^  Exit: (198) [user] is_delimiter(' ')
   Call: (198) [system] _1506180=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (197) [system] _1492244=[p]
   Exit: (197) [system] [p]=[p]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [p])
^  Call: (196) [user] classify_and_convert_charseq([$, p], _1456734)
^  Call: (197) [user] classify_and_convert_charseq_([$, p], _1519192)
   Call: (198) [system] atom_chars(_1520124, ['_', p])
   Exit: (198) [system] atom_chars('_p', ['_', p])
^  Exit: (197) [user] classify_and_convert_charseq_([$, p], _p)
   Call: (197) [system] integer(_p)
   Fail: (197) [system] integer(_p)
   Call: (197) [system] _1456734=_p
   Exit: (197) [system] _p=_p
^  Exit: (196) [user] classify_and_convert_charseq([$, p], _p)
^  Exit: (195) [user] read_symbolic(')', (0x55fbb4538270), $, _p)
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), _p)
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _1529416)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1531274)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _1540868)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1543572)
   Exit: (197) [system] peek_char((0x55fbb4538270), $)
   Call: (197) [system] ($)=(;)
   Fail: (197) [system] ($)=(;)
   Call: (197) [system] ($)=(/)
   Fail: (197) [system] ($)=(/)
^  Call: (197) [user] is_like_space($)
   Call: (198) [system] char_type($, 'white')
   Fail: (198) [system] char_type($, 'white')
   Call: (198) [system] char_type($, end_of_line)
   Fail: (198) [system] char_type($, end_of_line)
   Call: (198) [system] char_type($, space)
   Fail: (198) [system] char_type($, space)
   Call: (198) [system] char_type($, cntrl)
   Fail: (198) [system] char_type($, cntrl)
^  Fail: (197) [user] is_like_space($)
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1560506)
   Exit: (195) [system] peek_char((0x55fbb4538270), $)
   Call: (195) [system] ($)=')'
   Fail: (195) [system] ($)=')'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _1566076)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1567934)
   Exit: (197) [system] peek_char((0x55fbb4538270), $)
   Call: (197) [system] ($)=(;)
   Fail: (197) [system] ($)=(;)
   Call: (197) [system] ($)=(/)
   Fail: (197) [system] ($)=(/)
^  Call: (197) [user] is_like_space($)
   Call: (198) [system] char_type($, 'white')
   Fail: (198) [system] char_type($, 'white')
   Call: (198) [system] char_type($, end_of_line)
   Fail: (198) [system] char_type($, end_of_line)
   Call: (198) [system] char_type($, space)
   Fail: (198) [system] char_type($, space)
   Call: (198) [system] char_type($, cntrl)
   Fail: (198) [system] char_type($, cntrl)
^  Fail: (197) [user] is_like_space($)
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _1583944)
   Exit: (196) [system] get_char((0x55fbb4538270), $)
   Call: (196) [system] ($)='('
   Fail: (196) [system] ($)='('
   Call: (196) [system] ($)='['
   Fail: (196) [system] ($)='['
   Call: (196) [system] ($)='{'
   Fail: (196) [system] ($)='{'
   Call: (196) [system] ($)='"'
   Fail: (196) [system] ($)='"'
   Call: (196) [system] ($)=!
   Fail: (196) [system] ($)=!
   Call: (196) [system] ($)='\''
   Fail: (196) [system] ($)='\''
   Call: (196) [system] ($)='`'
   Fail: (196) [system] ($)='`'
   Call: (196) [system] ($)=end_of_file
   Fail: (196) [system] ($)=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55fbb4538270), $, _1566076)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _1601586)
   Call: (198) [system] peek_char((0x55fbb4538270), _1602520)
   Exit: (198) [system] peek_char((0x55fbb4538270), q)
^  Call: (198) [user] is_delimiter(q)
   Call: (199) [system] char_type(q, space)
   Fail: (199) [system] char_type(q, space)
   Call: (199) [system] arg(_1607240, v('(', ')', end_of_file), q)
   Fail: (199) [system] arg(_1608172, v('(', ')', end_of_file), q)
^  Fail: (198) [user] is_delimiter(q)
   Call: (198) [system] ')'==q
   Fail: (198) [system] ')'==q
   Call: (198) [system] get_char((0x55fbb4538270), q)
   Exit: (198) [system] get_char((0x55fbb4538270), q)
   Call: (198) [system] q=(\)
   Fail: (198) [system] q=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _1615522)
   Call: (199) [system] peek_char((0x55fbb4538270), _1616456)
   Exit: (199) [system] peek_char((0x55fbb4538270), ')')
^  Call: (199) [user] is_delimiter(')')
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] arg(_1621176, v('(', ')', end_of_file), ')')
   Exit: (200) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (199) [user] is_delimiter(')')
   Call: (199) [system] _1615522=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (198) [system] _1601586=[q]
   Exit: (198) [system] [q]=[q]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [q])
^  Call: (197) [user] classify_and_convert_charseq([$, q], _1566076)
^  Call: (198) [user] classify_and_convert_charseq_([$, q], _1630406)
   Call: (199) [system] atom_chars(_1631338, ['_', q])
   Exit: (199) [system] atom_chars('_q', ['_', q])
^  Exit: (198) [user] classify_and_convert_charseq_([$, q], _q)
   Call: (198) [system] integer(_q)
   Fail: (198) [system] integer(_q)
   Call: (198) [system] _1566076=_q
   Exit: (198) [system] _q=_q
^  Exit: (197) [user] classify_and_convert_charseq([$, q], _q)
^  Exit: (196) [user] read_symbolic(')', (0x55fbb4538270), $, _q)
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), _q)
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _1640630)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1642488)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
   Call: (197) [system] ')'=(/)
   Fail: (197) [system] ')'=(/)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1658498)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55fbb4538270), _1662288)
   Exit: (196) [system] get_char((0x55fbb4538270), ')')
   Call: (196) [system] _1640630=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [])
   Call: (195) [system] _1529416=[_q]
   Exit: (195) [system] [_q]=[_q]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [_q])
   Call: (194) [system] _1420074=[_p, _q]
   Exit: (194) [system] [_p, _q]=[_p, _q]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [_p, _q])
   Call: (193) [system] _1080158=['ImplicationLink', _p, _q]
   Exit: (193) [system] ['ImplicationLink', _p, _q]=['ImplicationLink', _p, _q]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), ['ImplicationLink', _p, _q])
^  Exit: (191) [user] cont_sexpr(')', (0x55fbb4538270), ['ImplicationLink', _p, _q])
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _1676170)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1678028)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _1687622)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1690326)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
   Call: (194) [system] '('=(/)
   Fail: (194) [system] '('=(/)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1707260)
   Exit: (192) [system] peek_char((0x55fbb4538270), '(')
   Call: (192) [system] '('=')'
   Fail: (192) [system] '('=')'
   Call: (192) [system] '('=end_of_file
   Fail: (192) [system] '('=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _1712830)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1714688)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
   Call: (194) [system] '('=(/)
   Fail: (194) [system] '('=(/)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _1730698)
   Exit: (193) [system] get_char((0x55fbb4538270), '(')
   Call: (193) [system] '('='('
   Exit: (193) [system] '('='('
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _1712830)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1736268)
   Exit: (195) [system] peek_char((0x55fbb4538270), 'I')
   Call: (195) [system] 'I'=(;)
   Fail: (195) [system] 'I'=(;)
   Call: (195) [system] 'I'=(/)
   Fail: (195) [system] 'I'=(/)
^  Call: (195) [user] is_like_space('I')
   Call: (196) [system] char_type('I', 'white')
   Fail: (196) [system] char_type('I', 'white')
   Call: (196) [system] char_type('I', end_of_line)
   Fail: (196) [system] char_type('I', end_of_line)
   Call: (196) [system] char_type('I', space)
   Fail: (196) [system] char_type('I', space)
   Call: (196) [system] char_type('I', cntrl)
   Fail: (196) [system] char_type('I', cntrl)
^  Fail: (195) [user] is_like_space('I')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1752278)
   Exit: (194) [system] peek_char((0x55fbb4538270), 'I')
   Call: (194) [system] 'I'=')'
   Fail: (194) [system] 'I'=')'
   Call: (194) [system] 'I'=end_of_file
   Fail: (194) [system] 'I'=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _1757848)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1759706)
   Exit: (196) [system] peek_char((0x55fbb4538270), 'I')
   Call: (196) [system] 'I'=(;)
   Fail: (196) [system] 'I'=(;)
   Call: (196) [system] 'I'=(/)
   Fail: (196) [system] 'I'=(/)
^  Call: (196) [user] is_like_space('I')
   Call: (197) [system] char_type('I', 'white')
   Fail: (197) [system] char_type('I', 'white')
   Call: (197) [system] char_type('I', end_of_line)
   Fail: (197) [system] char_type('I', end_of_line)
   Call: (197) [system] char_type('I', space)
   Fail: (197) [system] char_type('I', space)
   Call: (197) [system] char_type('I', cntrl)
   Fail: (197) [system] char_type('I', cntrl)
^  Fail: (196) [user] is_like_space('I')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _1775716)
   Exit: (195) [system] get_char((0x55fbb4538270), 'I')
   Call: (195) [system] 'I'='('
   Fail: (195) [system] 'I'='('
   Call: (195) [system] 'I'='['
   Fail: (195) [system] 'I'='['
   Call: (195) [system] 'I'='{'
   Fail: (195) [system] 'I'='{'
   Call: (195) [system] 'I'='"'
   Fail: (195) [system] 'I'='"'
   Call: (195) [system] 'I'=!
   Fail: (195) [system] 'I'=!
   Call: (195) [system] 'I'='\''
   Fail: (195) [system] 'I'='\''
   Call: (195) [system] 'I'='`'
   Fail: (195) [system] 'I'='`'
   Call: (195) [system] 'I'=end_of_file
   Fail: (195) [system] 'I'=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55fbb4538270), 'I', _1757848)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _1793358)
   Call: (197) [system] peek_char((0x55fbb4538270), _1794292)
   Exit: (197) [system] peek_char((0x55fbb4538270), m)
^  Call: (197) [user] is_delimiter(m)
   Call: (198) [system] char_type(m, space)
   Fail: (198) [system] char_type(m, space)
   Call: (198) [system] arg(_1799012, v('(', ')', end_of_file), m)
   Fail: (198) [system] arg(_1799944, v('(', ')', end_of_file), m)
^  Fail: (197) [user] is_delimiter(m)
   Call: (197) [system] ')'==m
   Fail: (197) [system] ')'==m
   Call: (197) [system] get_char((0x55fbb4538270), m)
   Exit: (197) [system] get_char((0x55fbb4538270), m)
   Call: (197) [system] m=(\)
   Fail: (197) [system] m=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _1807294)
   Call: (198) [system] peek_char((0x55fbb4538270), _1808228)
   Exit: (198) [system] peek_char((0x55fbb4538270), p)
^  Call: (198) [user] is_delimiter(p)
   Call: (199) [system] char_type(p, space)
   Fail: (199) [system] char_type(p, space)
   Call: (199) [system] arg(_1812948, v('(', ')', end_of_file), p)
   Fail: (199) [system] arg(_1813880, v('(', ')', end_of_file), p)
^  Fail: (198) [user] is_delimiter(p)
   Call: (198) [system] ')'==p
   Fail: (198) [system] ')'==p
   Call: (198) [system] get_char((0x55fbb4538270), p)
   Exit: (198) [system] get_char((0x55fbb4538270), p)
   Call: (198) [system] p=(\)
   Fail: (198) [system] p=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _1821230)
   Call: (199) [system] peek_char((0x55fbb4538270), _1822164)
   Exit: (199) [system] peek_char((0x55fbb4538270), l)
^  Call: (199) [user] is_delimiter(l)
   Call: (200) [system] char_type(l, space)
   Fail: (200) [system] char_type(l, space)
   Call: (200) [system] arg(_1826884, v('(', ')', end_of_file), l)
   Fail: (200) [system] arg(_1827816, v('(', ')', end_of_file), l)
^  Fail: (199) [user] is_delimiter(l)
   Call: (199) [system] ')'==l
   Fail: (199) [system] ')'==l
   Call: (199) [system] get_char((0x55fbb4538270), l)
   Exit: (199) [system] get_char((0x55fbb4538270), l)
   Call: (199) [system] l=(\)
   Fail: (199) [system] l=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _1835166)
   Call: (200) [system] peek_char((0x55fbb4538270), _1836100)
   Exit: (200) [system] peek_char((0x55fbb4538270), i)
^  Call: (200) [user] is_delimiter(i)
   Call: (201) [system] char_type(i, space)
   Fail: (201) [system] char_type(i, space)
   Call: (201) [system] arg(_1840820, v('(', ')', end_of_file), i)
   Fail: (201) [system] arg(_1841752, v('(', ')', end_of_file), i)
^  Fail: (200) [user] is_delimiter(i)
   Call: (200) [system] ')'==i
   Fail: (200) [system] ')'==i
   Call: (200) [system] get_char((0x55fbb4538270), i)
   Exit: (200) [system] get_char((0x55fbb4538270), i)
   Call: (200) [system] i=(\)
   Fail: (200) [system] i=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _1849102)
   Call: (201) [system] peek_char((0x55fbb4538270), _1850036)
   Exit: (201) [system] peek_char((0x55fbb4538270), c)
^  Call: (201) [user] is_delimiter(c)
   Call: (202) [system] char_type(c, space)
   Fail: (202) [system] char_type(c, space)
   Call: (202) [system] arg(_1854756, v('(', ')', end_of_file), c)
   Fail: (202) [system] arg(_1855688, v('(', ')', end_of_file), c)
^  Fail: (201) [user] is_delimiter(c)
   Call: (201) [system] ')'==c
   Fail: (201) [system] ')'==c
   Call: (201) [system] get_char((0x55fbb4538270), c)
   Exit: (201) [system] get_char((0x55fbb4538270), c)
   Call: (201) [system] c=(\)
   Fail: (201) [system] c=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1863038)
   Call: (202) [system] peek_char((0x55fbb4538270), _1863972)
   Exit: (202) [system] peek_char((0x55fbb4538270), a)
^  Call: (202) [user] is_delimiter(a)
   Call: (203) [system] char_type(a, space)
   Fail: (203) [system] char_type(a, space)
   Call: (203) [system] arg(_1868692, v('(', ')', end_of_file), a)
   Fail: (203) [system] arg(_1869624, v('(', ')', end_of_file), a)
^  Fail: (202) [user] is_delimiter(a)
   Call: (202) [system] ')'==a
   Fail: (202) [system] ')'==a
   Call: (202) [system] get_char((0x55fbb4538270), a)
   Exit: (202) [system] get_char((0x55fbb4538270), a)
   Call: (202) [system] a=(\)
   Fail: (202) [system] a=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1876974)
   Call: (203) [system] peek_char((0x55fbb4538270), _1877908)
   Exit: (203) [system] peek_char((0x55fbb4538270), t)
^  Call: (203) [user] is_delimiter(t)
   Call: (204) [system] char_type(t, space)
   Fail: (204) [system] char_type(t, space)
   Call: (204) [system] arg(_1882628, v('(', ')', end_of_file), t)
   Fail: (204) [system] arg(_1883560, v('(', ')', end_of_file), t)
^  Fail: (203) [user] is_delimiter(t)
   Call: (203) [system] ')'==t
   Fail: (203) [system] ')'==t
   Call: (203) [system] get_char((0x55fbb4538270), t)
   Exit: (203) [system] get_char((0x55fbb4538270), t)
   Call: (203) [system] t=(\)
   Fail: (203) [system] t=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1890910)
   Call: (204) [system] peek_char((0x55fbb4538270), _1891844)
   Exit: (204) [system] peek_char((0x55fbb4538270), i)
^  Call: (204) [user] is_delimiter(i)
   Call: (205) [system] char_type(i, space)
   Fail: (205) [system] char_type(i, space)
   Call: (205) [system] arg(_1896564, v('(', ')', end_of_file), i)
   Fail: (205) [system] arg(_1897496, v('(', ')', end_of_file), i)
^  Fail: (204) [user] is_delimiter(i)
   Call: (204) [system] ')'==i
   Fail: (204) [system] ')'==i
   Call: (204) [system] get_char((0x55fbb4538270), i)
   Exit: (204) [system] get_char((0x55fbb4538270), i)
   Call: (204) [system] i=(\)
   Fail: (204) [system] i=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1904846)
   Call: (205) [system] peek_char((0x55fbb4538270), _1905780)
   Exit: (205) [system] peek_char((0x55fbb4538270), o)
^  Call: (205) [user] is_delimiter(o)
   Call: (206) [system] char_type(o, space)
   Fail: (206) [system] char_type(o, space)
   Call: (206) [system] arg(_1910500, v('(', ')', end_of_file), o)
   Fail: (206) [system] arg(_1911432, v('(', ')', end_of_file), o)
^  Fail: (205) [user] is_delimiter(o)
   Call: (205) [system] ')'==o
   Fail: (205) [system] ')'==o
   Call: (205) [system] get_char((0x55fbb4538270), o)
   Exit: (205) [system] get_char((0x55fbb4538270), o)
   Call: (205) [system] o=(\)
   Fail: (205) [system] o=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1918782)
   Call: (206) [system] peek_char((0x55fbb4538270), _1919716)
   Exit: (206) [system] peek_char((0x55fbb4538270), n)
^  Call: (206) [user] is_delimiter(n)
   Call: (207) [system] char_type(n, space)
   Fail: (207) [system] char_type(n, space)
   Call: (207) [system] arg(_1924436, v('(', ')', end_of_file), n)
   Fail: (207) [system] arg(_1925368, v('(', ')', end_of_file), n)
^  Fail: (206) [user] is_delimiter(n)
   Call: (206) [system] ')'==n
   Fail: (206) [system] ')'==n
   Call: (206) [system] get_char((0x55fbb4538270), n)
   Exit: (206) [system] get_char((0x55fbb4538270), n)
   Call: (206) [system] n=(\)
   Fail: (206) [system] n=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1932718)
   Call: (207) [system] peek_char((0x55fbb4538270), _1933652)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (207) [user] is_delimiter('L')
   Call: (208) [system] char_type('L', space)
   Fail: (208) [system] char_type('L', space)
   Call: (208) [system] arg(_1938372, v('(', ')', end_of_file), 'L')
   Fail: (208) [system] arg(_1939304, v('(', ')', end_of_file), 'L')
^  Fail: (207) [user] is_delimiter('L')
   Call: (207) [system] ')'=='L'
   Fail: (207) [system] ')'=='L'
   Call: (207) [system] get_char((0x55fbb4538270), 'L')
   Exit: (207) [system] get_char((0x55fbb4538270), 'L')
   Call: (207) [system] 'L'=(\)
   Fail: (207) [system] 'L'=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1946654)
   Call: (208) [system] peek_char((0x55fbb4538270), _1947588)
   Exit: (208) [system] peek_char((0x55fbb4538270), i)
^  Call: (208) [user] is_delimiter(i)
   Call: (209) [system] char_type(i, space)
   Fail: (209) [system] char_type(i, space)
   Call: (209) [system] arg(_1952308, v('(', ')', end_of_file), i)
   Fail: (209) [system] arg(_1953240, v('(', ')', end_of_file), i)
^  Fail: (208) [user] is_delimiter(i)
   Call: (208) [system] ')'==i
   Fail: (208) [system] ')'==i
   Call: (208) [system] get_char((0x55fbb4538270), i)
   Exit: (208) [system] get_char((0x55fbb4538270), i)
   Call: (208) [system] i=(\)
   Fail: (208) [system] i=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1960590)
   Call: (209) [system] peek_char((0x55fbb4538270), _1961524)
   Exit: (209) [system] peek_char((0x55fbb4538270), n)
^  Call: (209) [user] is_delimiter(n)
   Call: (210) [system] char_type(n, space)
   Fail: (210) [system] char_type(n, space)
   Call: (210) [system] arg(_1966244, v('(', ')', end_of_file), n)
   Fail: (210) [system] arg(_1967176, v('(', ')', end_of_file), n)
^  Fail: (209) [user] is_delimiter(n)
   Call: (209) [system] ')'==n
   Fail: (209) [system] ')'==n
   Call: (209) [system] get_char((0x55fbb4538270), n)
   Exit: (209) [system] get_char((0x55fbb4538270), n)
   Call: (209) [system] n=(\)
   Fail: (209) [system] n=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1974526)
   Call: (210) [system] peek_char((0x55fbb4538270), _1975460)
   Exit: (210) [system] peek_char((0x55fbb4538270), k)
^  Call: (210) [user] is_delimiter(k)
   Call: (211) [system] char_type(k, space)
   Fail: (211) [system] char_type(k, space)
   Call: (211) [system] arg(_1980180, v('(', ')', end_of_file), k)
   Fail: (211) [system] arg(_1981112, v('(', ')', end_of_file), k)
^  Fail: (210) [user] is_delimiter(k)
   Call: (210) [system] ')'==k
   Fail: (210) [system] ')'==k
   Call: (210) [system] get_char((0x55fbb4538270), k)
   Exit: (210) [system] get_char((0x55fbb4538270), k)
   Call: (210) [system] k=(\)
   Fail: (210) [system] k=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1988462)
   Call: (211) [system] peek_char((0x55fbb4538270), _1989396)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (211) [user] is_delimiter(' ')
   Call: (212) [system] char_type(' ', space)
   Exit: (212) [system] char_type(' ', space)
^  Exit: (211) [user] is_delimiter(' ')
   Call: (211) [system] _1988462=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (210) [system] _1974526=[k]
   Exit: (210) [system] [k]=[k]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (209) [system] _1960590=[n, k]
   Exit: (209) [system] [n, k]=[n, k]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (208) [system] _1946654=[i, n, k]
   Exit: (208) [system] [i, n, k]=[i, n, k]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (207) [system] _1932718=['L', i, n, k]
   Exit: (207) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (206) [system] _1918782=[n, 'L', i, n, k]
   Exit: (206) [system] [n, 'L', i, n, k]=[n, 'L', i, n, k]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'L', i, n, k])
   Call: (205) [system] _1904846=[o, n, 'L', i, n, k]
   Exit: (205) [system] [o, n, 'L', i, n, k]=[o, n, 'L', i, n, k]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'L', i, n, k])
   Call: (204) [system] _1890910=[i, o, n, 'L', i, n, k]
   Exit: (204) [system] [i, o, n, 'L', i, n, k]=[i, o, n, 'L', i, n, k]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'L', i, n, k])
   Call: (203) [system] _1876974=[t, i, o, n, 'L', i, n, k]
   Exit: (203) [system] [t, i, o, n, 'L', i, n, k]=[t, i, o, n, 'L', i, n, k]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'L', i, n, k])
   Call: (202) [system] _1863038=[a, t, i, o, n, 'L', i, n, k]
   Exit: (202) [system] [a, t, i, o, n, 'L', i, n, k]=[a, t, i, o, n, 'L', i, n, k]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n, 'L', i, n, k])
   Call: (201) [system] _1849102=[c, a, t, i, o, n, 'L', i, n, k]
   Exit: (201) [system] [c, a, t, i, o, n, 'L', i, n, k]=[c, a, t, i, o, n, 'L', i, n, k]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n, 'L', i, n, k])
   Call: (200) [system] _1835166=[i, c, a, t, i, o, n, 'L', i, n, k]
   Exit: (200) [system] [i, c, a, t, i, o, n, 'L', i, n, k]=[i, c, a, t, i, o, n, 'L', i, n, k]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n, 'L', i, n, k])
   Call: (199) [system] _1821230=[l, i, c, a, t, i, o, n, 'L', i, n, k]
   Exit: (199) [system] [l, i, c, a, t, i, o, n, 'L', i, n, k]=[l, i, c, a, t, i, o, n, 'L', i, n, k]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n, 'L', i, n, k])
   Call: (198) [system] _1807294=[p, l, i, c, a, t, i, o, n, 'L', i, n, k]
   Exit: (198) [system] [p, l, i, c, a, t, i, o, n, 'L', i, n, k]=[p, l, i, c, a, t, i, o, n, 'L', i, n, k]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n, 'L', i, n, k])
   Call: (197) [system] _1793358=[m, p, l, i, c, a, t, i, o, n, 'L', i, n, k]
   Exit: (197) [system] [m, p, l, i, c, a, t, i, o, n, 'L', i, n, k]=[m, p, l, i, c, a, t, i, o, n, 'L', i, n, k]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n, 'L', i, n, k])
^  Call: (196) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k], _1757848)
^  Call: (197) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k], _2037796)
^  Call: (199) [system] setup_call_cleanup('$notrace'(_2038748, _2038750), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k], _2037796), _2038730, fail)), '$restore_trace'(_2038748, _2038750))
^  Call: (200) [system] sig_atomic(system:'$notrace'(_2038748, _2038750))
^  Exit: (199) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k], _2037796), _2038730, fail)), system:'$restore_trace'(3, -1))
   Call: (198) [system] atomic(_2037796)
   Fail: (198) [system] atomic(_2037796)
   Call: (198) [system] atom_chars(_2037796, ['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k])
   Exit: (198) [system] atom_chars('ImplicationLink', ['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k])
^  Exit: (197) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k], 'ImplicationLink')
   Call: (197) [system] integer('ImplicationLink')
   Fail: (197) [system] integer('ImplicationLink')
   Call: (197) [system] _1757848='ImplicationLink'
   Exit: (197) [system] 'ImplicationLink'='ImplicationLink'
^  Exit: (196) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k], 'ImplicationLink')
^  Exit: (195) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'ImplicationLink')
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), 'ImplicationLink')
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _2052746)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _2054604)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _2064198)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _2066902)
   Exit: (197) [system] peek_char((0x55fbb4538270), $)
   Call: (197) [system] ($)=(;)
   Fail: (197) [system] ($)=(;)
   Call: (197) [system] ($)=(/)
   Fail: (197) [system] ($)=(/)
^  Call: (197) [user] is_like_space($)
   Call: (198) [system] char_type($, 'white')
   Fail: (198) [system] char_type($, 'white')
   Call: (198) [system] char_type($, end_of_line)
   Fail: (198) [system] char_type($, end_of_line)
   Call: (198) [system] char_type($, space)
   Fail: (198) [system] char_type($, space)
   Call: (198) [system] char_type($, cntrl)
   Fail: (198) [system] char_type($, cntrl)
^  Fail: (197) [user] is_like_space($)
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _2083836)
   Exit: (195) [system] peek_char((0x55fbb4538270), $)
   Call: (195) [system] ($)=')'
   Fail: (195) [system] ($)=')'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _2089406)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _2091264)
   Exit: (197) [system] peek_char((0x55fbb4538270), $)
   Call: (197) [system] ($)=(;)
   Fail: (197) [system] ($)=(;)
   Call: (197) [system] ($)=(/)
   Fail: (197) [system] ($)=(/)
^  Call: (197) [user] is_like_space($)
   Call: (198) [system] char_type($, 'white')
   Fail: (198) [system] char_type($, 'white')
   Call: (198) [system] char_type($, end_of_line)
   Fail: (198) [system] char_type($, end_of_line)
   Call: (198) [system] char_type($, space)
   Fail: (198) [system] char_type($, space)
   Call: (198) [system] char_type($, cntrl)
   Fail: (198) [system] char_type($, cntrl)
^  Fail: (197) [user] is_like_space($)
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _13840)
   Exit: (196) [system] get_char((0x55fbb4538270), $)
   Call: (196) [system] ($)='('
   Fail: (196) [system] ($)='('
   Call: (196) [system] ($)='['
   Fail: (196) [system] ($)='['
   Call: (196) [system] ($)='{'
   Fail: (196) [system] ($)='{'
   Call: (196) [system] ($)='"'
   Fail: (196) [system] ($)='"'
   Call: (196) [system] ($)=!
   Fail: (196) [system] ($)=!
   Call: (196) [system] ($)='\''
   Fail: (196) [system] ($)='\''
   Call: (196) [system] ($)='`'
   Fail: (196) [system] ($)='`'
   Call: (196) [system] ($)=end_of_file
   Fail: (196) [system] ($)=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55fbb4538270), $, _3452)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _31482)
   Call: (198) [system] peek_char((0x55fbb4538270), _32416)
   Exit: (198) [system] peek_char((0x55fbb4538270), q)
^  Call: (198) [user] is_delimiter(q)
   Call: (199) [system] char_type(q, space)
   Fail: (199) [system] char_type(q, space)
   Call: (199) [system] arg(_37136, v('(', ')', end_of_file), q)
   Fail: (199) [system] arg(_38068, v('(', ')', end_of_file), q)
^  Fail: (198) [user] is_delimiter(q)
   Call: (198) [system] ')'==q
   Fail: (198) [system] ')'==q
   Call: (198) [system] get_char((0x55fbb4538270), q)
   Exit: (198) [system] get_char((0x55fbb4538270), q)
   Call: (198) [system] q=(\)
   Fail: (198) [system] q=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _45418)
   Call: (199) [system] peek_char((0x55fbb4538270), _46352)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (199) [user] is_delimiter(' ')
   Call: (200) [system] char_type(' ', space)
   Exit: (200) [system] char_type(' ', space)
^  Exit: (199) [user] is_delimiter(' ')
   Call: (199) [system] _45418=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (198) [system] _31482=[q]
   Exit: (198) [system] [q]=[q]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [q])
^  Call: (197) [user] classify_and_convert_charseq([$, q], _3452)
^  Call: (198) [user] classify_and_convert_charseq_([$, q], _58430)
   Call: (199) [system] atom_chars(_59362, ['_', q])
   Exit: (199) [system] atom_chars('_q', ['_', q])
^  Exit: (198) [user] classify_and_convert_charseq_([$, q], _q)
   Call: (198) [system] integer(_q)
   Fail: (198) [system] integer(_q)
   Call: (198) [system] _3452=_q
   Exit: (198) [system] _q=_q
^  Exit: (197) [user] classify_and_convert_charseq([$, q], _q)
^  Exit: (196) [user] read_symbolic(')', (0x55fbb4538270), $, _q)
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), _q)
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _68654)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _70512)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _80106)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _82810)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
   Call: (198) [system] ($)=(/)
   Fail: (198) [system] ($)=(/)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _99744)
   Exit: (196) [system] peek_char((0x55fbb4538270), $)
   Call: (196) [system] ($)=')'
   Fail: (196) [system] ($)=')'
   Call: (196) [system] ($)=end_of_file
   Fail: (196) [system] ($)=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55fbb4538270), _105314)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _107172)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
   Call: (198) [system] ($)=(/)
   Fail: (198) [system] ($)=(/)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] get_char((0x55fbb4538270), _123182)
   Exit: (197) [system] get_char((0x55fbb4538270), $)
   Call: (197) [system] ($)='('
   Fail: (197) [system] ($)='('
   Call: (197) [system] ($)='['
   Fail: (197) [system] ($)='['
   Call: (197) [system] ($)='{'
   Fail: (197) [system] ($)='{'
   Call: (197) [system] ($)='"'
   Fail: (197) [system] ($)='"'
   Call: (197) [system] ($)=!
   Fail: (197) [system] ($)=!
   Call: (197) [system] ($)='\''
   Fail: (197) [system] ($)='\''
   Call: (197) [system] ($)='`'
   Fail: (197) [system] ($)='`'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55fbb4538270), $, _105314)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _140824)
   Call: (199) [system] peek_char((0x55fbb4538270), _141758)
   Exit: (199) [system] peek_char((0x55fbb4538270), r)
^  Call: (199) [user] is_delimiter(r)
   Call: (200) [system] char_type(r, space)
   Fail: (200) [system] char_type(r, space)
   Call: (200) [system] arg(_146478, v('(', ')', end_of_file), r)
   Fail: (200) [system] arg(_147410, v('(', ')', end_of_file), r)
^  Fail: (199) [user] is_delimiter(r)
   Call: (199) [system] ')'==r
   Fail: (199) [system] ')'==r
   Call: (199) [system] get_char((0x55fbb4538270), r)
   Exit: (199) [system] get_char((0x55fbb4538270), r)
   Call: (199) [system] r=(\)
   Fail: (199) [system] r=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _154760)
   Call: (200) [system] peek_char((0x55fbb4538270), _155694)
   Exit: (200) [system] peek_char((0x55fbb4538270), ')')
^  Call: (200) [user] is_delimiter(')')
   Call: (201) [system] char_type(')', space)
   Fail: (201) [system] char_type(')', space)
   Call: (201) [system] arg(_160414, v('(', ')', end_of_file), ')')
   Exit: (201) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (200) [user] is_delimiter(')')
   Call: (200) [system] _154760=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (199) [system] _140824=[r]
   Exit: (199) [system] [r]=[r]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [r])
^  Call: (198) [user] classify_and_convert_charseq([$, r], _105314)
^  Call: (199) [user] classify_and_convert_charseq_([$, r], _169644)
   Call: (200) [system] atom_chars(_170576, ['_', r])
   Exit: (200) [system] atom_chars('_r', ['_', r])
^  Exit: (199) [user] classify_and_convert_charseq_([$, r], _r)
   Call: (199) [system] integer(_r)
   Fail: (199) [system] integer(_r)
   Call: (199) [system] _105314=_r
   Exit: (199) [system] _r=_r
^  Exit: (198) [user] classify_and_convert_charseq([$, r], _r)
^  Exit: (197) [user] read_symbolic(')', (0x55fbb4538270), $, _r)
^  Exit: (196) [user] cont_sexpr(')', (0x55fbb4538270), _r)
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _179868)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _181726)
   Exit: (198) [system] peek_char((0x55fbb4538270), ')')
   Call: (198) [system] ')'=(;)
   Fail: (198) [system] ')'=(;)
   Call: (198) [system] ')'=(/)
   Fail: (198) [system] ')'=(/)
^  Call: (198) [user] is_like_space(')')
   Call: (199) [system] char_type(')', 'white')
   Fail: (199) [system] char_type(')', 'white')
   Call: (199) [system] char_type(')', end_of_line)
   Fail: (199) [system] char_type(')', end_of_line)
   Call: (199) [system] char_type(')', space)
   Fail: (199) [system] char_type(')', space)
   Call: (199) [system] char_type(')', cntrl)
   Fail: (199) [system] char_type(')', cntrl)
^  Fail: (198) [user] is_like_space(')')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _197736)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
   Call: (197) [system] ')'=')'
   Exit: (197) [system] ')'=')'
   Call: (197) [system] get_char((0x55fbb4538270), _201526)
   Exit: (197) [system] get_char((0x55fbb4538270), ')')
   Call: (197) [system] _179868=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [])
   Call: (196) [system] _68654=[_r]
   Exit: (196) [system] [_r]=[_r]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [_r])
   Call: (195) [system] _3448=[_q, _r]
   Exit: (195) [system] [_q, _r]=[_q, _r]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [_q, _r])
   Call: (194) [system] _3440=['ImplicationLink', _q, _r]
   Exit: (194) [system] ['ImplicationLink', _q, _r]=['ImplicationLink', _q, _r]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), ['ImplicationLink', _q, _r])
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), ['ImplicationLink', _q, _r])
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _215408)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _217266)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
   Call: (194) [system] ' '=(/)
   Fail: (194) [system] ' '=(/)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55fbb4538270), _226860)
   Exit: (194) [system] get_char((0x55fbb4538270), ' ')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _229564)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
   Call: (195) [system] '('=(/)
   Fail: (195) [system] '('=(/)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _246498)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=')'
   Fail: (193) [system] '('=')'
   Call: (193) [system] '('=end_of_file
   Fail: (193) [system] '('=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _252068)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _253926)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
   Call: (195) [system] '('=(/)
   Fail: (195) [system] '('=(/)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _269936)
   Exit: (194) [system] get_char((0x55fbb4538270), '(')
   Call: (194) [system] '('='('
   Exit: (194) [system] '('='('
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _252068)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _275506)
   Exit: (196) [system] peek_char((0x55fbb4538270), 'I')
   Call: (196) [system] 'I'=(;)
   Fail: (196) [system] 'I'=(;)
   Call: (196) [system] 'I'=(/)
   Fail: (196) [system] 'I'=(/)
^  Call: (196) [user] is_like_space('I')
   Call: (197) [system] char_type('I', 'white')
   Fail: (197) [system] char_type('I', 'white')
   Call: (197) [system] char_type('I', end_of_line)
   Fail: (197) [system] char_type('I', end_of_line)
   Call: (197) [system] char_type('I', space)
   Fail: (197) [system] char_type('I', space)
   Call: (197) [system] char_type('I', cntrl)
   Fail: (197) [system] char_type('I', cntrl)
^  Fail: (196) [user] is_like_space('I')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _291516)
   Exit: (195) [system] peek_char((0x55fbb4538270), 'I')
   Call: (195) [system] 'I'=')'
   Fail: (195) [system] 'I'=')'
   Call: (195) [system] 'I'=end_of_file
   Fail: (195) [system] 'I'=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _297086)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _298944)
   Exit: (197) [system] peek_char((0x55fbb4538270), 'I')
   Call: (197) [system] 'I'=(;)
   Fail: (197) [system] 'I'=(;)
   Call: (197) [system] 'I'=(/)
   Fail: (197) [system] 'I'=(/)
^  Call: (197) [user] is_like_space('I')
   Call: (198) [system] char_type('I', 'white')
   Fail: (198) [system] char_type('I', 'white')
   Call: (198) [system] char_type('I', end_of_line)
   Fail: (198) [system] char_type('I', end_of_line)
   Call: (198) [system] char_type('I', space)
   Fail: (198) [system] char_type('I', space)
   Call: (198) [system] char_type('I', cntrl)
   Fail: (198) [system] char_type('I', cntrl)
^  Fail: (197) [user] is_like_space('I')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _314954)
   Exit: (196) [system] get_char((0x55fbb4538270), 'I')
   Call: (196) [system] 'I'='('
   Fail: (196) [system] 'I'='('
   Call: (196) [system] 'I'='['
   Fail: (196) [system] 'I'='['
   Call: (196) [system] 'I'='{'
   Fail: (196) [system] 'I'='{'
   Call: (196) [system] 'I'='"'
   Fail: (196) [system] 'I'='"'
   Call: (196) [system] 'I'=!
   Fail: (196) [system] 'I'=!
   Call: (196) [system] 'I'='\''
   Fail: (196) [system] 'I'='\''
   Call: (196) [system] 'I'='`'
   Fail: (196) [system] 'I'='`'
   Call: (196) [system] 'I'=end_of_file
   Fail: (196) [system] 'I'=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55fbb4538270), 'I', _297086)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _332596)
   Call: (198) [system] peek_char((0x55fbb4538270), _333530)
   Exit: (198) [system] peek_char((0x55fbb4538270), m)
^  Call: (198) [user] is_delimiter(m)
   Call: (199) [system] char_type(m, space)
   Fail: (199) [system] char_type(m, space)
   Call: (199) [system] arg(_338250, v('(', ')', end_of_file), m)
   Fail: (199) [system] arg(_339182, v('(', ')', end_of_file), m)
^  Fail: (198) [user] is_delimiter(m)
   Call: (198) [system] ')'==m
   Fail: (198) [system] ')'==m
   Call: (198) [system] get_char((0x55fbb4538270), m)
   Exit: (198) [system] get_char((0x55fbb4538270), m)
   Call: (198) [system] m=(\)
   Fail: (198) [system] m=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _346532)
   Call: (199) [system] peek_char((0x55fbb4538270), _347466)
   Exit: (199) [system] peek_char((0x55fbb4538270), p)
^  Call: (199) [user] is_delimiter(p)
   Call: (200) [system] char_type(p, space)
   Fail: (200) [system] char_type(p, space)
   Call: (200) [system] arg(_352186, v('(', ')', end_of_file), p)
   Fail: (200) [system] arg(_353118, v('(', ')', end_of_file), p)
^  Fail: (199) [user] is_delimiter(p)
   Call: (199) [system] ')'==p
   Fail: (199) [system] ')'==p
   Call: (199) [system] get_char((0x55fbb4538270), p)
   Exit: (199) [system] get_char((0x55fbb4538270), p)
   Call: (199) [system] p=(\)
   Fail: (199) [system] p=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _360468)
   Call: (200) [system] peek_char((0x55fbb4538270), _361402)
   Exit: (200) [system] peek_char((0x55fbb4538270), l)
^  Call: (200) [user] is_delimiter(l)
   Call: (201) [system] char_type(l, space)
   Fail: (201) [system] char_type(l, space)
   Call: (201) [system] arg(_366122, v('(', ')', end_of_file), l)
   Fail: (201) [system] arg(_367054, v('(', ')', end_of_file), l)
^  Fail: (200) [user] is_delimiter(l)
   Call: (200) [system] ')'==l
   Fail: (200) [system] ')'==l
   Call: (200) [system] get_char((0x55fbb4538270), l)
   Exit: (200) [system] get_char((0x55fbb4538270), l)
   Call: (200) [system] l=(\)
   Fail: (200) [system] l=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _374404)
   Call: (201) [system] peek_char((0x55fbb4538270), _375338)
   Exit: (201) [system] peek_char((0x55fbb4538270), i)
^  Call: (201) [user] is_delimiter(i)
   Call: (202) [system] char_type(i, space)
   Fail: (202) [system] char_type(i, space)
   Call: (202) [system] arg(_380058, v('(', ')', end_of_file), i)
   Fail: (202) [system] arg(_380990, v('(', ')', end_of_file), i)
^  Fail: (201) [user] is_delimiter(i)
   Call: (201) [system] ')'==i
   Fail: (201) [system] ')'==i
   Call: (201) [system] get_char((0x55fbb4538270), i)
   Exit: (201) [system] get_char((0x55fbb4538270), i)
   Call: (201) [system] i=(\)
   Fail: (201) [system] i=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _388340)
   Call: (202) [system] peek_char((0x55fbb4538270), _389274)
   Exit: (202) [system] peek_char((0x55fbb4538270), c)
^  Call: (202) [user] is_delimiter(c)
   Call: (203) [system] char_type(c, space)
   Fail: (203) [system] char_type(c, space)
   Call: (203) [system] arg(_393994, v('(', ')', end_of_file), c)
   Fail: (203) [system] arg(_394926, v('(', ')', end_of_file), c)
^  Fail: (202) [user] is_delimiter(c)
   Call: (202) [system] ')'==c
   Fail: (202) [system] ')'==c
   Call: (202) [system] get_char((0x55fbb4538270), c)
   Exit: (202) [system] get_char((0x55fbb4538270), c)
   Call: (202) [system] c=(\)
   Fail: (202) [system] c=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _402276)
   Call: (203) [system] peek_char((0x55fbb4538270), _403210)
   Exit: (203) [system] peek_char((0x55fbb4538270), a)
^  Call: (203) [user] is_delimiter(a)
   Call: (204) [system] char_type(a, space)
   Fail: (204) [system] char_type(a, space)
   Call: (204) [system] arg(_407930, v('(', ')', end_of_file), a)
   Fail: (204) [system] arg(_408862, v('(', ')', end_of_file), a)
^  Fail: (203) [user] is_delimiter(a)
   Call: (203) [system] ')'==a
   Fail: (203) [system] ')'==a
   Call: (203) [system] get_char((0x55fbb4538270), a)
   Exit: (203) [system] get_char((0x55fbb4538270), a)
   Call: (203) [system] a=(\)
   Fail: (203) [system] a=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _416212)
   Call: (204) [system] peek_char((0x55fbb4538270), _417146)
   Exit: (204) [system] peek_char((0x55fbb4538270), t)
^  Call: (204) [user] is_delimiter(t)
   Call: (205) [system] char_type(t, space)
   Fail: (205) [system] char_type(t, space)
   Call: (205) [system] arg(_421866, v('(', ')', end_of_file), t)
   Fail: (205) [system] arg(_422798, v('(', ')', end_of_file), t)
^  Fail: (204) [user] is_delimiter(t)
   Call: (204) [system] ')'==t
   Fail: (204) [system] ')'==t
   Call: (204) [system] get_char((0x55fbb4538270), t)
   Exit: (204) [system] get_char((0x55fbb4538270), t)
   Call: (204) [system] t=(\)
   Fail: (204) [system] t=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _430148)
   Call: (205) [system] peek_char((0x55fbb4538270), _431082)
   Exit: (205) [system] peek_char((0x55fbb4538270), i)
^  Call: (205) [user] is_delimiter(i)
   Call: (206) [system] char_type(i, space)
   Fail: (206) [system] char_type(i, space)
   Call: (206) [system] arg(_435802, v('(', ')', end_of_file), i)
   Fail: (206) [system] arg(_436734, v('(', ')', end_of_file), i)
^  Fail: (205) [user] is_delimiter(i)
   Call: (205) [system] ')'==i
   Fail: (205) [system] ')'==i
   Call: (205) [system] get_char((0x55fbb4538270), i)
   Exit: (205) [system] get_char((0x55fbb4538270), i)
   Call: (205) [system] i=(\)
   Fail: (205) [system] i=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _444084)
   Call: (206) [system] peek_char((0x55fbb4538270), _445018)
   Exit: (206) [system] peek_char((0x55fbb4538270), o)
^  Call: (206) [user] is_delimiter(o)
   Call: (207) [system] char_type(o, space)
   Fail: (207) [system] char_type(o, space)
   Call: (207) [system] arg(_449738, v('(', ')', end_of_file), o)
   Fail: (207) [system] arg(_450670, v('(', ')', end_of_file), o)
^  Fail: (206) [user] is_delimiter(o)
   Call: (206) [system] ')'==o
   Fail: (206) [system] ')'==o
   Call: (206) [system] get_char((0x55fbb4538270), o)
   Exit: (206) [system] get_char((0x55fbb4538270), o)
   Call: (206) [system] o=(\)
   Fail: (206) [system] o=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _458020)
   Call: (207) [system] peek_char((0x55fbb4538270), _458954)
   Exit: (207) [system] peek_char((0x55fbb4538270), n)
^  Call: (207) [user] is_delimiter(n)
   Call: (208) [system] char_type(n, space)
   Fail: (208) [system] char_type(n, space)
   Call: (208) [system] arg(_463674, v('(', ')', end_of_file), n)
   Fail: (208) [system] arg(_464606, v('(', ')', end_of_file), n)
^  Fail: (207) [user] is_delimiter(n)
   Call: (207) [system] ')'==n
   Fail: (207) [system] ')'==n
   Call: (207) [system] get_char((0x55fbb4538270), n)
   Exit: (207) [system] get_char((0x55fbb4538270), n)
   Call: (207) [system] n=(\)
   Fail: (207) [system] n=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _471956)
   Call: (208) [system] peek_char((0x55fbb4538270), _472890)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (208) [user] is_delimiter('L')
   Call: (209) [system] char_type('L', space)
   Fail: (209) [system] char_type('L', space)
   Call: (209) [system] arg(_477610, v('(', ')', end_of_file), 'L')
   Fail: (209) [system] arg(_478542, v('(', ')', end_of_file), 'L')
^  Fail: (208) [user] is_delimiter('L')
   Call: (208) [system] ')'=='L'
   Fail: (208) [system] ')'=='L'
   Call: (208) [system] get_char((0x55fbb4538270), 'L')
   Exit: (208) [system] get_char((0x55fbb4538270), 'L')
   Call: (208) [system] 'L'=(\)
   Fail: (208) [system] 'L'=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _485892)
   Call: (209) [system] peek_char((0x55fbb4538270), _486826)
   Exit: (209) [system] peek_char((0x55fbb4538270), i)
^  Call: (209) [user] is_delimiter(i)
   Call: (210) [system] char_type(i, space)
   Fail: (210) [system] char_type(i, space)
   Call: (210) [system] arg(_491546, v('(', ')', end_of_file), i)
   Fail: (210) [system] arg(_492478, v('(', ')', end_of_file), i)
^  Fail: (209) [user] is_delimiter(i)
   Call: (209) [system] ')'==i
   Fail: (209) [system] ')'==i
   Call: (209) [system] get_char((0x55fbb4538270), i)
   Exit: (209) [system] get_char((0x55fbb4538270), i)
   Call: (209) [system] i=(\)
   Fail: (209) [system] i=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _499828)
   Call: (210) [system] peek_char((0x55fbb4538270), _500762)
   Exit: (210) [system] peek_char((0x55fbb4538270), n)
^  Call: (210) [user] is_delimiter(n)
   Call: (211) [system] char_type(n, space)
   Fail: (211) [system] char_type(n, space)
   Call: (211) [system] arg(_505482, v('(', ')', end_of_file), n)
   Fail: (211) [system] arg(_506414, v('(', ')', end_of_file), n)
^  Fail: (210) [user] is_delimiter(n)
   Call: (210) [system] ')'==n
   Fail: (210) [system] ')'==n
   Call: (210) [system] get_char((0x55fbb4538270), n)
   Exit: (210) [system] get_char((0x55fbb4538270), n)
   Call: (210) [system] n=(\)
   Fail: (210) [system] n=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _513764)
   Call: (211) [system] peek_char((0x55fbb4538270), _514698)
   Exit: (211) [system] peek_char((0x55fbb4538270), k)
^  Call: (211) [user] is_delimiter(k)
   Call: (212) [system] char_type(k, space)
   Fail: (212) [system] char_type(k, space)
   Call: (212) [system] arg(_519418, v('(', ')', end_of_file), k)
   Fail: (212) [system] arg(_520350, v('(', ')', end_of_file), k)
^  Fail: (211) [user] is_delimiter(k)
   Call: (211) [system] ')'==k
   Fail: (211) [system] ')'==k
   Call: (211) [system] get_char((0x55fbb4538270), k)
   Exit: (211) [system] get_char((0x55fbb4538270), k)
   Call: (211) [system] k=(\)
   Fail: (211) [system] k=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _527700)
   Call: (212) [system] peek_char((0x55fbb4538270), _528634)
   Exit: (212) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (212) [user] is_delimiter(' ')
   Call: (213) [system] char_type(' ', space)
   Exit: (213) [system] char_type(' ', space)
^  Exit: (212) [user] is_delimiter(' ')
   Call: (212) [system] _527700=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (211) [system] _513764=[k]
   Exit: (211) [system] [k]=[k]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (210) [system] _499828=[n, k]
   Exit: (210) [system] [n, k]=[n, k]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (209) [system] _485892=[i, n, k]
   Exit: (209) [system] [i, n, k]=[i, n, k]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (208) [system] _471956=['L', i, n, k]
   Exit: (208) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (207) [system] _458020=[n, 'L', i, n, k]
   Exit: (207) [system] [n, 'L', i, n, k]=[n, 'L', i, n, k]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'L', i, n, k])
   Call: (206) [system] _444084=[o, n, 'L', i, n, k]
   Exit: (206) [system] [o, n, 'L', i, n, k]=[o, n, 'L', i, n, k]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'L', i, n, k])
   Call: (205) [system] _430148=[i, o, n, 'L', i, n, k]
   Exit: (205) [system] [i, o, n, 'L', i, n, k]=[i, o, n, 'L', i, n, k]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'L', i, n, k])
   Call: (204) [system] _416212=[t, i, o, n, 'L', i, n, k]
   Exit: (204) [system] [t, i, o, n, 'L', i, n, k]=[t, i, o, n, 'L', i, n, k]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'L', i, n, k])
   Call: (203) [system] _402276=[a, t, i, o, n, 'L', i, n, k]
   Exit: (203) [system] [a, t, i, o, n, 'L', i, n, k]=[a, t, i, o, n, 'L', i, n, k]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n, 'L', i, n, k])
   Call: (202) [system] _388340=[c, a, t, i, o, n, 'L', i, n, k]
   Exit: (202) [system] [c, a, t, i, o, n, 'L', i, n, k]=[c, a, t, i, o, n, 'L', i, n, k]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n, 'L', i, n, k])
   Call: (201) [system] _374404=[i, c, a, t, i, o, n, 'L', i, n, k]
   Exit: (201) [system] [i, c, a, t, i, o, n, 'L', i, n, k]=[i, c, a, t, i, o, n, 'L', i, n, k]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n, 'L', i, n, k])
   Call: (200) [system] _360468=[l, i, c, a, t, i, o, n, 'L', i, n, k]
   Exit: (200) [system] [l, i, c, a, t, i, o, n, 'L', i, n, k]=[l, i, c, a, t, i, o, n, 'L', i, n, k]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n, 'L', i, n, k])
   Call: (199) [system] _346532=[p, l, i, c, a, t, i, o, n, 'L', i, n, k]
   Exit: (199) [system] [p, l, i, c, a, t, i, o, n, 'L', i, n, k]=[p, l, i, c, a, t, i, o, n, 'L', i, n, k]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n, 'L', i, n, k])
   Call: (198) [system] _332596=[m, p, l, i, c, a, t, i, o, n, 'L', i, n, k]
   Exit: (198) [system] [m, p, l, i, c, a, t, i, o, n, 'L', i, n, k]=[m, p, l, i, c, a, t, i, o, n, 'L', i, n, k]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n, 'L', i, n, k])
^  Call: (197) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k], _297086)
^  Call: (198) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k], _577034)
^  Call: (200) [system] setup_call_cleanup('$notrace'(_577986, _577988), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k], _577034), _577968, fail)), '$restore_trace'(_577986, _577988))
^  Call: (201) [system] sig_atomic(system:'$notrace'(_577986, _577988))
^  Exit: (200) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k], _577034), _577968, fail)), system:'$restore_trace'(3, -1))
   Call: (199) [system] atomic(_577034)
   Fail: (199) [system] atomic(_577034)
   Call: (199) [system] atom_chars(_577034, ['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k])
   Exit: (199) [system] atom_chars('ImplicationLink', ['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k])
^  Exit: (198) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k], 'ImplicationLink')
   Call: (198) [system] integer('ImplicationLink')
   Fail: (198) [system] integer('ImplicationLink')
   Call: (198) [system] _297086='ImplicationLink'
   Exit: (198) [system] 'ImplicationLink'='ImplicationLink'
^  Exit: (197) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k], 'ImplicationLink')
^  Exit: (196) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'ImplicationLink')
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), 'ImplicationLink')
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _591984)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _593842)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _603436)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _606140)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
   Call: (198) [system] ($)=(/)
   Fail: (198) [system] ($)=(/)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _623074)
   Exit: (196) [system] peek_char((0x55fbb4538270), $)
   Call: (196) [system] ($)=')'
   Fail: (196) [system] ($)=')'
   Call: (196) [system] ($)=end_of_file
   Fail: (196) [system] ($)=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55fbb4538270), _628644)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _630502)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
   Call: (198) [system] ($)=(/)
   Fail: (198) [system] ($)=(/)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] get_char((0x55fbb4538270), _646512)
   Exit: (197) [system] get_char((0x55fbb4538270), $)
   Call: (197) [system] ($)='('
   Fail: (197) [system] ($)='('
   Call: (197) [system] ($)='['
   Fail: (197) [system] ($)='['
   Call: (197) [system] ($)='{'
   Fail: (197) [system] ($)='{'
   Call: (197) [system] ($)='"'
   Fail: (197) [system] ($)='"'
   Call: (197) [system] ($)=!
   Fail: (197) [system] ($)=!
   Call: (197) [system] ($)='\''
   Fail: (197) [system] ($)='\''
   Call: (197) [system] ($)='`'
   Fail: (197) [system] ($)='`'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55fbb4538270), $, _628644)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _664154)
   Call: (199) [system] peek_char((0x55fbb4538270), _665088)
   Exit: (199) [system] peek_char((0x55fbb4538270), p)
^  Call: (199) [user] is_delimiter(p)
   Call: (200) [system] char_type(p, space)
   Fail: (200) [system] char_type(p, space)
   Call: (200) [system] arg(_669808, v('(', ')', end_of_file), p)
   Fail: (200) [system] arg(_670740, v('(', ')', end_of_file), p)
^  Fail: (199) [user] is_delimiter(p)
   Call: (199) [system] ')'==p
   Fail: (199) [system] ')'==p
   Call: (199) [system] get_char((0x55fbb4538270), p)
   Exit: (199) [system] get_char((0x55fbb4538270), p)
   Call: (199) [system] p=(\)
   Fail: (199) [system] p=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _678090)
   Call: (200) [system] peek_char((0x55fbb4538270), _679024)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (200) [user] is_delimiter(' ')
   Call: (201) [system] char_type(' ', space)
   Exit: (201) [system] char_type(' ', space)
^  Exit: (200) [user] is_delimiter(' ')
   Call: (200) [system] _678090=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (199) [system] _664154=[p]
   Exit: (199) [system] [p]=[p]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [p])
^  Call: (198) [user] classify_and_convert_charseq([$, p], _628644)
^  Call: (199) [user] classify_and_convert_charseq_([$, p], _691102)
   Call: (200) [system] atom_chars(_692034, ['_', p])
   Exit: (200) [system] atom_chars('_p', ['_', p])
^  Exit: (199) [user] classify_and_convert_charseq_([$, p], _p)
   Call: (199) [system] integer(_p)
   Fail: (199) [system] integer(_p)
   Call: (199) [system] _628644=_p
   Exit: (199) [system] _p=_p
^  Exit: (198) [user] classify_and_convert_charseq([$, p], _p)
^  Exit: (197) [user] read_symbolic(')', (0x55fbb4538270), $, _p)
^  Exit: (196) [user] cont_sexpr(')', (0x55fbb4538270), _p)
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _701326)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _703184)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _712778)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _715482)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
   Call: (199) [system] ($)=(/)
   Fail: (199) [system] ($)=(/)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _732416)
   Exit: (197) [system] peek_char((0x55fbb4538270), $)
   Call: (197) [system] ($)=')'
   Fail: (197) [system] ($)=')'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _737986)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _739844)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
   Call: (199) [system] ($)=(/)
   Fail: (199) [system] ($)=(/)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _755854)
   Exit: (198) [system] get_char((0x55fbb4538270), $)
   Call: (198) [system] ($)='('
   Fail: (198) [system] ($)='('
   Call: (198) [system] ($)='['
   Fail: (198) [system] ($)='['
   Call: (198) [system] ($)='{'
   Fail: (198) [system] ($)='{'
   Call: (198) [system] ($)='"'
   Fail: (198) [system] ($)='"'
   Call: (198) [system] ($)=!
   Fail: (198) [system] ($)=!
   Call: (198) [system] ($)='\''
   Fail: (198) [system] ($)='\''
   Call: (198) [system] ($)='`'
   Fail: (198) [system] ($)='`'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55fbb4538270), $, _737986)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _773496)
   Call: (200) [system] peek_char((0x55fbb4538270), _774430)
   Exit: (200) [system] peek_char((0x55fbb4538270), r)
^  Call: (200) [user] is_delimiter(r)
   Call: (201) [system] char_type(r, space)
   Fail: (201) [system] char_type(r, space)
   Call: (201) [system] arg(_779150, v('(', ')', end_of_file), r)
   Fail: (201) [system] arg(_780082, v('(', ')', end_of_file), r)
^  Fail: (200) [user] is_delimiter(r)
   Call: (200) [system] ')'==r
   Fail: (200) [system] ')'==r
   Call: (200) [system] get_char((0x55fbb4538270), r)
   Exit: (200) [system] get_char((0x55fbb4538270), r)
   Call: (200) [system] r=(\)
   Fail: (200) [system] r=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _787432)
   Call: (201) [system] peek_char((0x55fbb4538270), _788366)
   Exit: (201) [system] peek_char((0x55fbb4538270), ')')
^  Call: (201) [user] is_delimiter(')')
   Call: (202) [system] char_type(')', space)
   Fail: (202) [system] char_type(')', space)
   Call: (202) [system] arg(_793086, v('(', ')', end_of_file), ')')
   Exit: (202) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (201) [user] is_delimiter(')')
   Call: (201) [system] _787432=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (200) [system] _773496=[r]
   Exit: (200) [system] [r]=[r]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [r])
^  Call: (199) [user] classify_and_convert_charseq([$, r], _737986)
^  Call: (200) [user] classify_and_convert_charseq_([$, r], _802316)
   Call: (201) [system] atom_chars(_803248, ['_', r])
   Exit: (201) [system] atom_chars('_r', ['_', r])
^  Exit: (200) [user] classify_and_convert_charseq_([$, r], _r)
   Call: (200) [system] integer(_r)
   Fail: (200) [system] integer(_r)
   Call: (200) [system] _737986=_r
   Exit: (200) [system] _r=_r
^  Exit: (199) [user] classify_and_convert_charseq([$, r], _r)
^  Exit: (198) [user] read_symbolic(')', (0x55fbb4538270), $, _r)
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), _r)
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _812540)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _814398)
   Exit: (199) [system] peek_char((0x55fbb4538270), ')')
   Call: (199) [system] ')'=(;)
   Fail: (199) [system] ')'=(;)
   Call: (199) [system] ')'=(/)
   Fail: (199) [system] ')'=(/)
^  Call: (199) [user] is_like_space(')')
   Call: (200) [system] char_type(')', 'white')
   Fail: (200) [system] char_type(')', 'white')
   Call: (200) [system] char_type(')', end_of_line)
   Fail: (200) [system] char_type(')', end_of_line)
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] char_type(')', cntrl)
   Fail: (200) [system] char_type(')', cntrl)
^  Fail: (199) [user] is_like_space(')')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _830408)
   Exit: (198) [system] peek_char((0x55fbb4538270), ')')
   Call: (198) [system] ')'=')'
   Exit: (198) [system] ')'=')'
   Call: (198) [system] get_char((0x55fbb4538270), _834198)
   Exit: (198) [system] get_char((0x55fbb4538270), ')')
   Call: (198) [system] _812540=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [])
   Call: (197) [system] _701326=[_r]
   Exit: (197) [system] [_r]=[_r]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [_r])
   Call: (196) [system] _591984=[_p, _r]
   Exit: (196) [system] [_p, _r]=[_p, _r]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [_p, _r])
   Call: (195) [system] _252068=['ImplicationLink', _p, _r]
   Exit: (195) [system] ['ImplicationLink', _p, _r]=['ImplicationLink', _p, _r]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), ['ImplicationLink', _p, _r])
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), ['ImplicationLink', _p, _r])
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _848080)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _849938)
   Exit: (195) [system] peek_char((0x55fbb4538270), ')')
   Call: (195) [system] ')'=(;)
   Fail: (195) [system] ')'=(;)
   Call: (195) [system] ')'=(/)
   Fail: (195) [system] ')'=(/)
^  Call: (195) [user] is_like_space(')')
   Call: (196) [system] char_type(')', 'white')
   Fail: (196) [system] char_type(')', 'white')
   Call: (196) [system] char_type(')', end_of_line)
   Fail: (196) [system] char_type(')', end_of_line)
   Call: (196) [system] char_type(')', space)
   Fail: (196) [system] char_type(')', space)
   Call: (196) [system] char_type(')', cntrl)
   Fail: (196) [system] char_type(')', cntrl)
^  Fail: (195) [user] is_like_space(')')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _865948)
   Exit: (194) [system] peek_char((0x55fbb4538270), ')')
   Call: (194) [system] ')'=')'
   Exit: (194) [system] ')'=')'
   Call: (194) [system] get_char((0x55fbb4538270), _869738)
   Exit: (194) [system] get_char((0x55fbb4538270), ')')
   Call: (194) [system] _848080=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [])
   Call: (193) [system] _215408=[['ImplicationLink', _p, _r]]
   Exit: (193) [system] [['ImplicationLink', _p, _r]]=[['ImplicationLink', _p, _r]]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [['ImplicationLink', _p, _r]])
   Call: (192) [system] _3436=[['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]
   Exit: (192) [system] [['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]=[['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), [['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]])
   Call: (191) [system] _3404=[['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]
   Exit: (191) [system] [['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]=[['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]
^  Exit: (190) [user] read_list(')', (0x55fbb4538270), [['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]])
   Call: (190) [system] _3396=[->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]
   Exit: (190) [system] [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]=[->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]
^  Exit: (189) [user] read_list(')', (0x55fbb4538270), [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]])
^  Exit: (188) [user] cont_sexpr(')', (0x55fbb4538270), [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]])
^  Call: (188) [user] read_list(')', (0x55fbb4538270), _886414)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _888272)
   Exit: (190) [system] peek_char((0x55fbb4538270), ')')
   Call: (190) [system] ')'=(;)
   Fail: (190) [system] ')'=(;)
   Call: (190) [system] ')'=(/)
   Fail: (190) [system] ')'=(/)
^  Call: (190) [user] is_like_space(')')
   Call: (191) [system] char_type(')', 'white')
   Fail: (191) [system] char_type(')', 'white')
   Call: (191) [system] char_type(')', end_of_line)
   Fail: (191) [system] char_type(')', end_of_line)
   Call: (191) [system] char_type(')', space)
   Fail: (191) [system] char_type(')', space)
   Call: (191) [system] char_type(')', cntrl)
   Fail: (191) [system] char_type(')', cntrl)
^  Fail: (190) [user] is_like_space(')')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _904282)
   Exit: (189) [system] peek_char((0x55fbb4538270), ')')
   Call: (189) [system] ')'=')'
   Exit: (189) [system] ')'=')'
   Call: (189) [system] get_char((0x55fbb4538270), _908072)
   Exit: (189) [system] get_char((0x55fbb4538270), ')')
   Call: (189) [system] _886414=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_list(')', (0x55fbb4538270), [])
   Call: (188) [system] _3392=[[->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]
   Exit: (188) [system] [[->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]=[[->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]
^  Exit: (187) [user] read_list(')', (0x55fbb4538270), [[->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]])
   Call: (187) [system] _3386=['Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]
   Exit: (187) [system] ['Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]=['Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]
^  Exit: (186) [user] read_list(')', (0x55fbb4538270), ['Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]])
   Call: (186) [system] _3378=[:, 'Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]
   Exit: (186) [system] [:, 'Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]=[:, 'Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]
^  Exit: (185) [user] read_list(')', (0x55fbb4538270), [:, 'Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]])
^  Exit: (184) [user] cont_sexpr(')', (0x55fbb4538270), [:, 'Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]])
^  Call: (184) [user] read_list(')', (0x55fbb4538270), _921954)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _923812)
   Exit: (186) [system] peek_char((0x55fbb4538270), ')')
   Call: (186) [system] ')'=(;)
   Fail: (186) [system] ')'=(;)
   Call: (186) [system] ')'=(/)
   Fail: (186) [system] ')'=(/)
^  Call: (186) [user] is_like_space(')')
   Call: (187) [system] char_type(')', 'white')
   Fail: (187) [system] char_type(')', 'white')
   Call: (187) [system] char_type(')', end_of_line)
   Fail: (187) [system] char_type(')', end_of_line)
   Call: (187) [system] char_type(')', space)
   Fail: (187) [system] char_type(')', space)
   Call: (187) [system] char_type(')', cntrl)
   Fail: (187) [system] char_type(')', cntrl)
^  Fail: (186) [user] is_like_space(')')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _939822)
   Exit: (185) [system] peek_char((0x55fbb4538270), ')')
   Call: (185) [system] ')'=')'
   Exit: (185) [system] ')'=')'
   Call: (185) [system] get_char((0x55fbb4538270), _943612)
   Exit: (185) [system] get_char((0x55fbb4538270), ')')
   Call: (185) [system] _921954=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_list(')', (0x55fbb4538270), [])
   Call: (184) [system] _3374=[[:, 'Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]]
   Exit: (184) [system] [[:, 'Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]]=[[:, 'Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]]
^  Exit: (183) [user] read_list(')', (0x55fbb4538270), [[:, 'Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]])
   Call: (183) [system] _3362=[[rb], [:, 'Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]]
   Exit: (183) [system] [[rb], [:, 'Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]]=[[rb], [:, 'Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]]
^  Exit: (182) [user] read_list(')', (0x55fbb4538270), [[rb], [:, 'Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]])
   Call: (182) [system] _3322=[=, [rb], [:, 'Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]]
   Exit: (182) [system] [=, [rb], [:, 'Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]]=[=, [rb], [:, 'Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]]
^  Exit: (181) [user] read_list(')', (0x55fbb4538270), [=, [rb], [:, 'Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]])
^  Exit: (180) [user] cont_sexpr(')', (0x55fbb4538270), [=, [rb], [:, 'Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]])
^  Exit: (179) [user] read_sexpr((0x55fbb4538270), [=, [rb], [:, 'Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]])
^  Call: (179) [user] assertz(metta_file_comment(110, 0, 4336, [=, [rb], [:, 'Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]], '$stream_position'(4336, 110, 0, 4336)))
^  Exit: (179) [user] assertz(metta_file_comment(110, 0, 4336, [=, [rb], [:, 'Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]], '$stream_position'(4336, 110, 0, 4336)))
^  Exit: (177) [system] once(user:(read_position((0x55fbb4538270), 110, 0, 4336, '$stream_position'(4336, 110, 0, 4336)), read_sexpr((0x55fbb4538270), [=, [rb], [:, 'Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]]), assertz(metta_file_comment(110, 0, 4336, [=, [rb], [:, 'Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]], '$stream_position'(4336, 110, 0, 4336)))))
   Call: (177) [system] fail
^  Call: (177) [user] retract(metta_file_comment(_962130, _962132, _962134, _962136, _962138))
^  Exit: (177) [user] retract(metta_file_comment(53, 0, 1693, '$COMMENT'(";; Unary rule", 53, 0), '$stream_position'(1693, 53, 0, 1693)))
^  Call: (177) [user] trly(untyped_to_metta, '$COMMENT'(";; Unary rule", 53, 0), _3084)
^  Call: (178) [user] once(call(untyped_to_metta, '$COMMENT'(";; Unary rule", 53, 0), _964964))
^  Call: (179) [user] call(untyped_to_metta, '$COMMENT'(";; Unary rule", 53, 0), _964964)
^  Call: (180) [user] untyped_to_metta('$COMMENT'(";; Unary rule", 53, 0), _964964)
^  Call: (181) [user] must_det_ll(trly(mfix_vars1, '$COMMENT'(";; Unary rule", 53, 0), _967780))
^  Call: (182) [user] once(user:trly(mfix_vars1, '$COMMENT'(";; Unary rule", 53, 0), _967780))
^  Call: (183) [user] trly(mfix_vars1, '$COMMENT'(";; Unary rule", 53, 0), _967780)
^  Call: (184) [user] once(call(mfix_vars1, '$COMMENT'(";; Unary rule", 53, 0), _970580))
^  Call: (185) [user] call(mfix_vars1, '$COMMENT'(";; Unary rule", 53, 0), _970580)
^  Call: (186) [user] mfix_vars1('$COMMENT'(";; Unary rule", 53, 0), _970580)
   Call: (187) [system] var('$COMMENT'(";; Unary rule", 53, 0))
   Call: (187) [system] atom('$COMMENT'(";; Unary rule", 53, 0))
   Call: (187) [system] '$COMMENT'(";; Unary rule", 53, 0)==true
   Call: (187) [system] '$COMMENT'(";; Unary rule", 53, 0)==false
   Call: (187) [system] '$COMMENT'(";; Unary rule", 53, 0)==[_977100, _977106]
   Call: (187) [system] is_list('$COMMENT'(";; Unary rule", 53, 0))
   Call: (187) [system] string('$COMMENT'(";; Unary rule", 53, 0))
   Call: (187) [system] compound('$COMMENT'(";; Unary rule", 53, 0))
   Exit: (187) [system] compound('$COMMENT'(";; Unary rule", 53, 0))
   Call: (187) [system] compound_name_arguments('$COMMENT'(";; Unary rule", 53, 0), _981734, _981736)
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";; Unary rule", 53, 0), '$COMMENT', [";; Unary rule", 53, 0])
   Call: (187) [system] '$COMMENT'\=='$VAR'
   Exit: (187) [system] '$COMMENT'\=='$VAR'
^  Call: (187) [user] apply:maplist(mfix_vars1, [";; Unary rule", 53, 0], _985476)
   Call: (188) [apply] apply:maplist_([";; Unary rule", 53, 0], _985476, user:mfix_vars1)
^  Call: (189) [user] mfix_vars1(";; Unary rule", _987356)
   Call: (190) [system] var(";; Unary rule")
   Call: (190) [system] atom(";; Unary rule")
   Call: (190) [system] ";; Unary rule"==true
   Call: (190) [system] ";; Unary rule"==false
   Call: (190) [system] ";; Unary rule"==[_991998, _992004]
   Call: (190) [system] is_list(";; Unary rule")
   Call: (190) [system] string(";; Unary rule")
   Exit: (190) [system] string(";; Unary rule")
^  Call: (190) [user] string_to_syms
   Call: (191) [system] fail
   Call: (190) [system] compound(";; Unary rule")
^  Call: (190) [user] symbol(";; Unary rule")
   Call: (191) [system] atom(";; Unary rule")
   Fail: (191) [system] atom(";; Unary rule")
^  Fail: (190) [user] symbol(";; Unary rule")
   Call: (190) [system] ";; Unary rule"=_987356
   Exit: (190) [system] ";; Unary rule"=";; Unary rule"
^  Exit: (189) [user] mfix_vars1(";; Unary rule", ";; Unary rule")
   Call: (189) [apply] apply:maplist_([53, 0], _987358, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1(53, _1005878)
   Call: (191) [system] var(53)
   Call: (191) [system] atom(53)
   Call: (191) [system] 53==true
   Call: (191) [system] 53==false
   Call: (191) [system] 53==[_1010520, _1010526]
   Call: (191) [system] is_list(53)
   Call: (191) [system] string(53)
   Call: (191) [system] compound(53)
^  Call: (191) [user] symbol(53)
   Call: (192) [system] atom(53)
   Fail: (192) [system] atom(53)
^  Fail: (191) [user] symbol(53)
   Call: (191) [system] 53=_1005878
   Exit: (191) [system] 53=53
^  Exit: (190) [user] mfix_vars1(53, 53)
   Call: (190) [apply] apply:maplist_([0], _1005880, user:mfix_vars1)
^  Call: (191) [user] mfix_vars1(0, _1021644)
   Call: (192) [system] var(0)
   Call: (192) [system] atom(0)
   Call: (192) [system] 0==true
   Call: (192) [system] 0==false
   Call: (192) [system] 0==[_1026286, _1026292]
   Call: (192) [system] is_list(0)
   Call: (192) [system] string(0)
   Call: (192) [system] compound(0)
^  Call: (192) [user] symbol(0)
   Call: (193) [system] atom(0)
   Fail: (193) [system] atom(0)
^  Fail: (192) [user] symbol(0)
   Call: (192) [system] 0=_1021644
   Exit: (192) [system] 0=0
^  Exit: (191) [user] mfix_vars1(0, 0)
   Call: (191) [apply] apply:maplist_([], _1021646, user:mfix_vars1)
   Exit: (191) [apply] apply:maplist_([], [], user:mfix_vars1)
   Exit: (190) [apply] apply:maplist_([0], [0], user:mfix_vars1)
   Exit: (189) [apply] apply:maplist_([53, 0], [53, 0], user:mfix_vars1)
   Exit: (188) [apply] apply:maplist_([";; Unary rule", 53, 0], [";; Unary rule", 53, 0], user:mfix_vars1)
^  Exit: (187) [apply] apply:maplist(user:mfix_vars1, [";; Unary rule", 53, 0], [";; Unary rule", 53, 0])
   Call: (187) [system] compound_name_arguments(_970580, '$COMMENT', [";; Unary rule", 53, 0])
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";; Unary rule", 53, 0), '$COMMENT', [";; Unary rule", 53, 0])
^  Exit: (186) [user] mfix_vars1('$COMMENT'(";; Unary rule", 53, 0), '$COMMENT'(";; Unary rule", 53, 0))
^  Exit: (185) [system] call(user:mfix_vars1, '$COMMENT'(";; Unary rule", 53, 0), '$COMMENT'(";; Unary rule", 53, 0))
^  Exit: (184) [system] once(user:call(mfix_vars1, '$COMMENT'(";; Unary rule", 53, 0), '$COMMENT'(";; Unary rule", 53, 0)))
   Call: (184) [system] '$COMMENT'(";; Unary rule", 53, 0)\=@='$COMMENT'(";; Unary rule", 53, 0)
^  Exit: (183) [user] trly(mfix_vars1, '$COMMENT'(";; Unary rule", 53, 0), '$COMMENT'(";; Unary rule", 53, 0))
^  Exit: (182) [system] once(user:trly(mfix_vars1, '$COMMENT'(";; Unary rule", 53, 0), '$COMMENT'(";; Unary rule", 53, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(mfix_vars1, '$COMMENT'(";; Unary rule", 53, 0), '$COMMENT'(";; Unary rule", 53, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_c, '$COMMENT'(";; Unary rule", 53, 0), _1050462))
^  Call: (182) [user] once(user:trly(cons_to_c, '$COMMENT'(";; Unary rule", 53, 0), _1050462))
^  Call: (183) [user] trly(cons_to_c, '$COMMENT'(";; Unary rule", 53, 0), _1050462)
^  Call: (184) [user] once(call(cons_to_c, '$COMMENT'(";; Unary rule", 53, 0), _1053262))
^  Call: (185) [user] call(cons_to_c, '$COMMENT'(";; Unary rule", 53, 0), _1053262)
^  Call: (186) [user] cons_to_c('$COMMENT'(";; Unary rule", 53, 0), _1053262)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_c('$COMMENT'(";; Unary rule", 53, 0), '$COMMENT'(";; Unary rule", 53, 0))
^  Exit: (185) [system] call(user:cons_to_c, '$COMMENT'(";; Unary rule", 53, 0), '$COMMENT'(";; Unary rule", 53, 0))
^  Exit: (184) [system] once(user:call(cons_to_c, '$COMMENT'(";; Unary rule", 53, 0), '$COMMENT'(";; Unary rule", 53, 0)))
   Call: (184) [system] '$COMMENT'(";; Unary rule", 53, 0)\=@='$COMMENT'(";; Unary rule", 53, 0)
^  Exit: (183) [user] trly(cons_to_c, '$COMMENT'(";; Unary rule", 53, 0), '$COMMENT'(";; Unary rule", 53, 0))
^  Exit: (182) [system] once(user:trly(cons_to_c, '$COMMENT'(";; Unary rule", 53, 0), '$COMMENT'(";; Unary rule", 53, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_c, '$COMMENT'(";; Unary rule", 53, 0), '$COMMENT'(";; Unary rule", 53, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_l, '$COMMENT'(";; Unary rule", 53, 0), _964964))
^  Call: (182) [user] once(user:trly(cons_to_l, '$COMMENT'(";; Unary rule", 53, 0), _964964))
^  Call: (183) [user] trly(cons_to_l, '$COMMENT'(";; Unary rule", 53, 0), _964964)
^  Call: (184) [user] once(call(cons_to_l, '$COMMENT'(";; Unary rule", 53, 0), _1067220))
^  Call: (185) [user] call(cons_to_l, '$COMMENT'(";; Unary rule", 53, 0), _1067220)
^  Call: (186) [user] cons_to_l('$COMMENT'(";; Unary rule", 53, 0), _1067220)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_l('$COMMENT'(";; Unary rule", 53, 0), '$COMMENT'(";; Unary rule", 53, 0))
^  Exit: (185) [system] call(user:cons_to_l, '$COMMENT'(";; Unary rule", 53, 0), '$COMMENT'(";; Unary rule", 53, 0))
^  Exit: (184) [system] once(user:call(cons_to_l, '$COMMENT'(";; Unary rule", 53, 0), '$COMMENT'(";; Unary rule", 53, 0)))
   Call: (184) [system] '$COMMENT'(";; Unary rule", 53, 0)\=@='$COMMENT'(";; Unary rule", 53, 0)
^  Exit: (183) [user] trly(cons_to_l, '$COMMENT'(";; Unary rule", 53, 0), '$COMMENT'(";; Unary rule", 53, 0))
^  Exit: (182) [system] once(user:trly(cons_to_l, '$COMMENT'(";; Unary rule", 53, 0), '$COMMENT'(";; Unary rule", 53, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_l, '$COMMENT'(";; Unary rule", 53, 0), '$COMMENT'(";; Unary rule", 53, 0)))
^  Exit: (180) [user] untyped_to_metta('$COMMENT'(";; Unary rule", 53, 0), '$COMMENT'(";; Unary rule", 53, 0))
^  Exit: (179) [system] call(user:untyped_to_metta, '$COMMENT'(";; Unary rule", 53, 0), '$COMMENT'(";; Unary rule", 53, 0))
^  Exit: (178) [system] once(user:call(untyped_to_metta, '$COMMENT'(";; Unary rule", 53, 0), '$COMMENT'(";; Unary rule", 53, 0)))
   Call: (178) [system] '$COMMENT'(";; Unary rule", 53, 0)\=@='$COMMENT'(";; Unary rule", 53, 0)
^  Exit: (177) [user] trly(untyped_to_metta, '$COMMENT'(";; Unary rule", 53, 0), '$COMMENT'(";; Unary rule", 53, 0))
^  Exit: (176) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; Unary rule", 53, 0))
   Call: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; Unary rule", 53, 0))))
   Exit: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; Unary rule", 53, 0))))
^  Exit: (175) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";; Unary rule", 53, 0))
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";; Unary rule", 53, 0))
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; Unary rule", 53, 0))
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; Unary rule", 53, 0))))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; Unary rule", 53, 0))))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";; Unary rule", 53, 0))
^  Exit: (171) [user] read_sform((0x55fbb4538270), '$COMMENT'(";; Unary rule", 53, 0))
^  Exit: (170) [system] once(user:read_sform((0x55fbb4538270), '$COMMENT'(";; Unary rule", 53, 0)))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55fbb4538270), '$COMMENT'(";; Unary rule", 53, 0)))
   Call: (169) [system] '$COMMENT'(";; Unary rule", 53, 0)==end_of_file
   Fail: (169) [system] '$COMMENT'(";; Unary rule", 53, 0)==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Unary rule", 53, 0)), 109]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";; Unary rule", 53, 0), nthesize_long_1727480696_9164743, 109)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Unary rule", 53, 0)), 109]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1727480707.4843338)
   Call: (173) [system] arg(1, t(1727480705.4366713), _3148)
   Exit: (173) [system] arg(1, t(1727480705.4366713), 1727480705.4366713)
   Call: (173) [system] _3158 is 1727480707.4843338-1727480705.4366713
   Exit: (173) [system] 2.0476624965667725 is 1727480707.4843338-1727480705.4366713
   Call: (173) [system] 2.0476624965667725>4
   Fail: (173) [system] 2.0476624965667725>4
^  Exit: (171) [user] if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Unary rule", 53, 0)), 109]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 18)
   Call: (175) [system] atom(18+1)
   Call: (175) [system] set_flag(translated_forms, 19)
   Exit: (175) [system] set_flag(translated_forms, 19)
   Exit: (174) [$syspreds] update_flag(translated_forms, 18, 18+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 18, 18+1))
   Exit: (171) [$syspreds] flag(translated_forms, 18, 18+1)
^  Call: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";; Unary rule", 53, 0), nthesize_long_1727480696_9164743, 109)
^  Call: (172) [user] format((0x55fbb44dfd70), "/* ~w */~n", [";; Unary rule"])
^  Exit: (172) [user] format((0x55fbb44dfd70), "/* ~w */~n", [";; Unary rule"])
^  Exit: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";; Unary rule", 53, 0), nthesize_long_1727480696_9164743, 109)
^  Exit: (169) [system] once(user:(if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Unary rule", 53, 0)), 109]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 18, 18+1), write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";; Unary rule", 53, 0), nthesize_long_1727480696_9164743, 109)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55fbb4538270))
   Fail: (169) [system] at_end_of_stream((0x55fbb4538270))
^  Call: (169) [user] must_det_ll(line_count((0x55fbb4538270), _3074))
^  Call: (170) [user] once(user:line_count((0x55fbb4538270), _3074))
   Call: (171) [system] line_count((0x55fbb4538270), _3074)
   Exit: (171) [system] line_count((0x55fbb4538270), 110)
^  Exit: (170) [system] once(user:line_count((0x55fbb4538270), 110))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55fbb4538270), 110))
^  Call: (169) [user] must_det_ll(read_sform((0x55fbb4538270), _3084))
^  Call: (170) [user] once(user:read_sform((0x55fbb4538270), _3084))
^  Call: (171) [user] read_sform((0x55fbb4538270), _3084)
   Call: (172) [system] string((0x55fbb4538270))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (173) [system] string((0x55fbb4538270))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (174) [system] at_end_of_stream((0x55fbb4538270))
   Call: (174) [system] peek_char((0x55fbb4538270), _1142004)
   Exit: (174) [system] peek_char((0x55fbb4538270), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55fbb4538270), '\n')
   Exit: (174) [system] get_char((0x55fbb4538270), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), _3084)
   Call: (175) [system] at_end_of_stream((0x55fbb4538270))
   Call: (175) [system] peek_char((0x55fbb4538270), _1149426)
   Exit: (175) [system] peek_char((0x55fbb4538270), '(')
   Call: (175) [system] char_type('(', space)
^  Call: (175) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (176) [system] string((0x55fbb4538270))
^  Exit: (175) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (175) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (176) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (177) [system] at_end_of_stream((0x55fbb4538270))
   Call: (177) [system] peek_char((0x55fbb4538270), _1157764)
   Exit: (177) [system] peek_char((0x55fbb4538270), '(')
   Call: (177) [system] char_type('(', space)
   Call: (177) [system] _1160550=(0x55fbb4538270)
   Exit: (177) [system] (0x55fbb4538270)=(0x55fbb4538270)
^  Call: (177) [user] once((read_position((0x55fbb4538270), _1162418, _1162420, _1162422, _1162424), read_sexpr((0x55fbb4538270), _1162436), assertz(metta_file_comment(_1162418, _1162420, _1162422, _1162436, _1162424))))
^  Call: (179) [user] read_position((0x55fbb4538270), _1162418, _1162420, _1162422, _1162424)
   Call: (180) [system] stream_property((0x55fbb4538270), position(_1162424))
   Call: (181) [system] nonvar((0x55fbb4538270))
   Exit: (181) [system] nonvar((0x55fbb4538270))
   Call: (181) [system] nonvar(position(_1162424))
   Exit: (181) [system] nonvar(position(_1162424))
   Exit: (180) [system] stream_property((0x55fbb4538270), position('$stream_position'(4436, 111, 0, 4436)))
   Call: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(4436, 111, 0, 4436), _1162418)
   Call: (181) [system] nonvar(line_count)
   Exit: (181) [system] nonvar(line_count)
   Call: (181) [$syspreds] stream_position_field(line_count, _1172676)
   Exit: (181) [$syspreds] stream_position_field(line_count, 2)
   Call: (181) [system] arg(2, '$stream_position'(4436, 111, 0, 4436), _1162418)
   Exit: (181) [system] arg(2, '$stream_position'(4436, 111, 0, 4436), 111)
   Exit: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(4436, 111, 0, 4436), 111)
   Call: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(4436, 111, 0, 4436), _1162420)
   Call: (181) [system] nonvar(line_position)
   Exit: (181) [system] nonvar(line_position)
   Call: (181) [$syspreds] stream_position_field(line_position, _1180110)
   Exit: (181) [$syspreds] stream_position_field(line_position, 3)
   Call: (181) [system] arg(3, '$stream_position'(4436, 111, 0, 4436), _1162420)
   Exit: (181) [system] arg(3, '$stream_position'(4436, 111, 0, 4436), 0)
   Exit: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(4436, 111, 0, 4436), 0)
   Call: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(4436, 111, 0, 4436), _1162422)
   Call: (181) [system] nonvar(char_count)
   Exit: (181) [system] nonvar(char_count)
   Call: (181) [$syspreds] stream_position_field(char_count, _1187544)
   Exit: (181) [$syspreds] stream_position_field(char_count, 1)
   Call: (181) [system] arg(1, '$stream_position'(4436, 111, 0, 4436), _1162422)
   Exit: (181) [system] arg(1, '$stream_position'(4436, 111, 0, 4436), 4436)
   Exit: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(4436, 111, 0, 4436), 4436)
^  Exit: (179) [user] read_position((0x55fbb4538270), 111, 0, 4436, '$stream_position'(4436, 111, 0, 4436))
^  Call: (179) [user] read_sexpr((0x55fbb4538270), _1162436)
   Call: (180) [system] string((0x55fbb4538270))
   Fail: (180) [system] string((0x55fbb4538270))
^  Call: (180) [user] cont_sexpr(')', (0x55fbb4538270), _1162436)
^  Call: (181) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] peek_char((0x55fbb4538270), _1197770)
   Exit: (182) [system] peek_char((0x55fbb4538270), '(')
   Call: (182) [system] '('=(;)
   Fail: (182) [system] '('=(;)
   Call: (182) [system] '('=(/)
   Fail: (182) [system] '('=(/)
^  Call: (182) [user] is_like_space('(')
   Call: (183) [system] char_type('(', 'white')
   Fail: (183) [system] char_type('(', 'white')
   Call: (183) [system] char_type('(', end_of_line)
   Fail: (183) [system] char_type('(', end_of_line)
   Call: (183) [system] char_type('(', space)
   Fail: (183) [system] char_type('(', space)
   Call: (183) [system] char_type('(', cntrl)
   Fail: (183) [system] char_type('(', cntrl)
^  Fail: (182) [user] is_like_space('(')
^  Exit: (181) [user] skip_spaces((0x55fbb4538270))
   Call: (181) [system] get_char((0x55fbb4538270), _1213780)
   Exit: (181) [system] get_char((0x55fbb4538270), '(')
   Call: (181) [system] '('='('
   Exit: (181) [system] '('='('
^  Call: (181) [user] read_list(')', (0x55fbb4538270), _1162436)
^  Call: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _1219350)
   Exit: (183) [system] peek_char((0x55fbb4538270), =)
   Call: (183) [system] (=)=(;)
   Fail: (183) [system] (=)=(;)
   Call: (183) [system] (=)=(/)
   Fail: (183) [system] (=)=(/)
^  Call: (183) [user] is_like_space(=)
   Call: (184) [system] char_type(=, 'white')
   Fail: (184) [system] char_type(=, 'white')
   Call: (184) [system] char_type(=, end_of_line)
   Fail: (184) [system] char_type(=, end_of_line)
   Call: (184) [system] char_type(=, space)
   Fail: (184) [system] char_type(=, space)
   Call: (184) [system] char_type(=, cntrl)
   Fail: (184) [system] char_type(=, cntrl)
^  Fail: (183) [user] is_like_space(=)
^  Exit: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] peek_char((0x55fbb4538270), _1235360)
   Exit: (182) [system] peek_char((0x55fbb4538270), =)
   Call: (182) [system] (=)=')'
   Fail: (182) [system] (=)=')'
   Call: (182) [system] (=)=end_of_file
   Fail: (182) [system] (=)=end_of_file
^  Call: (182) [user] cont_sexpr(')', (0x55fbb4538270), _1240930)
^  Call: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _1242788)
   Exit: (184) [system] peek_char((0x55fbb4538270), =)
   Call: (184) [system] (=)=(;)
   Fail: (184) [system] (=)=(;)
   Call: (184) [system] (=)=(/)
   Fail: (184) [system] (=)=(/)
^  Call: (184) [user] is_like_space(=)
   Call: (185) [system] char_type(=, 'white')
   Fail: (185) [system] char_type(=, 'white')
   Call: (185) [system] char_type(=, end_of_line)
   Fail: (185) [system] char_type(=, end_of_line)
   Call: (185) [system] char_type(=, space)
   Fail: (185) [system] char_type(=, space)
   Call: (185) [system] char_type(=, cntrl)
   Fail: (185) [system] char_type(=, cntrl)
^  Fail: (184) [user] is_like_space(=)
^  Exit: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] get_char((0x55fbb4538270), _1258798)
   Exit: (183) [system] get_char((0x55fbb4538270), =)
   Call: (183) [system] (=)='('
   Fail: (183) [system] (=)='('
   Call: (183) [system] (=)='['
   Fail: (183) [system] (=)='['
   Call: (183) [system] (=)='{'
   Fail: (183) [system] (=)='{'
   Call: (183) [system] (=)='"'
   Fail: (183) [system] (=)='"'
   Call: (183) [system] (=)=!
   Fail: (183) [system] (=)=!
   Call: (183) [system] (=)='\''
   Fail: (183) [system] (=)='\''
   Call: (183) [system] (=)='`'
   Fail: (183) [system] (=)='`'
   Call: (183) [system] (=)=end_of_file
   Fail: (183) [system] (=)=end_of_file
^  Call: (183) [user] read_symbolic(')', (0x55fbb4538270), =, _1240930)
^  Call: (184) [user] read_symbolic_cont(')', (0x55fbb4538270), _1276440)
   Call: (185) [system] peek_char((0x55fbb4538270), _1277374)
   Exit: (185) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (185) [user] is_delimiter(' ')
   Call: (186) [system] char_type(' ', space)
   Exit: (186) [system] char_type(' ', space)
^  Exit: (185) [user] is_delimiter(' ')
   Call: (185) [system] _1276440=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (184) [user] classify_and_convert_charseq([=], _1240930)
^  Call: (185) [user] classify_and_convert_charseq_([=], _1286658)
^  Call: (187) [system] setup_call_cleanup('$notrace'(_1287610, _1287612), once(user:catch(read_from_chars([=], _1286658), _1287592, fail)), '$restore_trace'(_1287610, _1287612))
^  Call: (188) [system] sig_atomic(system:'$notrace'(_1287610, _1287612))
^  Exit: (187) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([=], =), _1287592, fail)), system:'$restore_trace'(3, -1))
   Call: (186) [system] atomic(=)
   Exit: (186) [system] atomic(=)
^  Exit: (185) [user] classify_and_convert_charseq_([=], =)
   Call: (185) [system] integer(=)
   Fail: (185) [system] integer(=)
   Call: (185) [system] _1240930=(=)
   Exit: (185) [system] (=)=(=)
^  Exit: (184) [user] classify_and_convert_charseq([=], =)
^  Exit: (183) [user] read_symbolic(')', (0x55fbb4538270), =, =)
^  Exit: (182) [user] cont_sexpr(')', (0x55fbb4538270), =)
^  Call: (182) [user] read_list(')', (0x55fbb4538270), _1299738)
^  Call: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _1301596)
   Exit: (184) [system] peek_char((0x55fbb4538270), ' ')
   Call: (184) [system] ' '=(;)
   Fail: (184) [system] ' '=(;)
   Call: (184) [system] ' '=(/)
   Fail: (184) [system] ' '=(/)
^  Call: (184) [user] is_like_space(' ')
   Call: (185) [system] char_type(' ', 'white')
   Exit: (185) [system] char_type(' ', 'white')
^  Exit: (184) [user] is_like_space(' ')
   Call: (184) [system] get_char((0x55fbb4538270), _1311190)
   Exit: (184) [system] get_char((0x55fbb4538270), ' ')
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1313894)
   Exit: (185) [system] peek_char((0x55fbb4538270), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
   Call: (185) [system] '('=(/)
   Fail: (185) [system] '('=(/)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
^  Exit: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _1330828)
   Exit: (183) [system] peek_char((0x55fbb4538270), '(')
   Call: (183) [system] '('=')'
   Fail: (183) [system] '('=')'
   Call: (183) [system] '('=end_of_file
   Fail: (183) [system] '('=end_of_file
^  Call: (183) [user] cont_sexpr(')', (0x55fbb4538270), _1336398)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1338256)
   Exit: (185) [system] peek_char((0x55fbb4538270), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
   Call: (185) [system] '('=(/)
   Fail: (185) [system] '('=(/)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] get_char((0x55fbb4538270), _1354266)
   Exit: (184) [system] get_char((0x55fbb4538270), '(')
   Call: (184) [system] '('='('
   Exit: (184) [system] '('='('
^  Call: (184) [user] read_list(')', (0x55fbb4538270), _1336398)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1359836)
   Exit: (186) [system] peek_char((0x55fbb4538270), r)
   Call: (186) [system] r=(;)
   Fail: (186) [system] r=(;)
   Call: (186) [system] r=(/)
   Fail: (186) [system] r=(/)
^  Call: (186) [user] is_like_space(r)
   Call: (187) [system] char_type(r, 'white')
   Fail: (187) [system] char_type(r, 'white')
   Call: (187) [system] char_type(r, end_of_line)
   Fail: (187) [system] char_type(r, end_of_line)
   Call: (187) [system] char_type(r, space)
   Fail: (187) [system] char_type(r, space)
   Call: (187) [system] char_type(r, cntrl)
   Fail: (187) [system] char_type(r, cntrl)
^  Fail: (186) [user] is_like_space(r)
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1375846)
   Exit: (185) [system] peek_char((0x55fbb4538270), r)
   Call: (185) [system] r=')'
   Fail: (185) [system] r=')'
   Call: (185) [system] r=end_of_file
   Fail: (185) [system] r=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55fbb4538270), _1381416)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1383274)
   Exit: (187) [system] peek_char((0x55fbb4538270), r)
   Call: (187) [system] r=(;)
   Fail: (187) [system] r=(;)
   Call: (187) [system] r=(/)
   Fail: (187) [system] r=(/)
^  Call: (187) [user] is_like_space(r)
   Call: (188) [system] char_type(r, 'white')
   Fail: (188) [system] char_type(r, 'white')
   Call: (188) [system] char_type(r, end_of_line)
   Fail: (188) [system] char_type(r, end_of_line)
   Call: (188) [system] char_type(r, space)
   Fail: (188) [system] char_type(r, space)
   Call: (188) [system] char_type(r, cntrl)
   Fail: (188) [system] char_type(r, cntrl)
^  Fail: (187) [user] is_like_space(r)
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] get_char((0x55fbb4538270), _1399284)
   Exit: (186) [system] get_char((0x55fbb4538270), r)
   Call: (186) [system] r='('
   Fail: (186) [system] r='('
   Call: (186) [system] r='['
   Fail: (186) [system] r='['
   Call: (186) [system] r='{'
   Fail: (186) [system] r='{'
   Call: (186) [system] r='"'
   Fail: (186) [system] r='"'
   Call: (186) [system] r=!
   Fail: (186) [system] r=!
   Call: (186) [system] r='\''
   Fail: (186) [system] r='\''
   Call: (186) [system] r='`'
   Fail: (186) [system] r='`'
   Call: (186) [system] r=end_of_file
   Fail: (186) [system] r=end_of_file
^  Call: (186) [user] read_symbolic(')', (0x55fbb4538270), r, _1381416)
^  Call: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), _1416926)
   Call: (188) [system] peek_char((0x55fbb4538270), _1417860)
   Exit: (188) [system] peek_char((0x55fbb4538270), b)
^  Call: (188) [user] is_delimiter(b)
   Call: (189) [system] char_type(b, space)
   Fail: (189) [system] char_type(b, space)
   Call: (189) [system] arg(_1422580, v('(', ')', end_of_file), b)
   Fail: (189) [system] arg(_1423512, v('(', ')', end_of_file), b)
^  Fail: (188) [user] is_delimiter(b)
   Call: (188) [system] ')'==b
   Fail: (188) [system] ')'==b
   Call: (188) [system] get_char((0x55fbb4538270), b)
   Exit: (188) [system] get_char((0x55fbb4538270), b)
   Call: (188) [system] b=(\)
   Fail: (188) [system] b=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _1430862)
   Call: (189) [system] peek_char((0x55fbb4538270), _1431796)
   Exit: (189) [system] peek_char((0x55fbb4538270), ')')
^  Call: (189) [user] is_delimiter(')')
   Call: (190) [system] char_type(')', space)
   Fail: (190) [system] char_type(')', space)
   Call: (190) [system] arg(_1436516, v('(', ')', end_of_file), ')')
   Exit: (190) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (189) [user] is_delimiter(')')
   Call: (189) [system] _1430862=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (188) [system] _1416926=[b]
   Exit: (188) [system] [b]=[b]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
^  Call: (187) [user] classify_and_convert_charseq([r, b], _1381416)
^  Call: (188) [user] classify_and_convert_charseq_([r, b], _1445746)
^  Call: (190) [system] setup_call_cleanup('$notrace'(_1446698, _1446700), once(user:catch(read_from_chars([r, b], _1445746), _1446680, fail)), '$restore_trace'(_1446698, _1446700))
^  Call: (191) [system] sig_atomic(system:'$notrace'(_1446698, _1446700))
^  Exit: (190) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([r, b], rb), _1446680, fail)), system:'$restore_trace'(3, -1))
   Call: (189) [system] atomic(rb)
   Exit: (189) [system] atomic(rb)
^  Exit: (188) [user] classify_and_convert_charseq_([r, b], rb)
   Call: (188) [system] integer(rb)
   Fail: (188) [system] integer(rb)
   Call: (188) [system] _1381416=rb
   Exit: (188) [system] rb=rb
^  Exit: (187) [user] classify_and_convert_charseq([r, b], rb)
^  Exit: (186) [user] read_symbolic(')', (0x55fbb4538270), r, rb)
^  Exit: (185) [user] cont_sexpr(')', (0x55fbb4538270), rb)
^  Call: (185) [user] read_list(')', (0x55fbb4538270), _1458826)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1460684)
   Exit: (187) [system] peek_char((0x55fbb4538270), ')')
   Call: (187) [system] ')'=(;)
   Fail: (187) [system] ')'=(;)
   Call: (187) [system] ')'=(/)
   Fail: (187) [system] ')'=(/)
^  Call: (187) [user] is_like_space(')')
   Call: (188) [system] char_type(')', 'white')
   Fail: (188) [system] char_type(')', 'white')
   Call: (188) [system] char_type(')', end_of_line)
   Fail: (188) [system] char_type(')', end_of_line)
   Call: (188) [system] char_type(')', space)
   Fail: (188) [system] char_type(')', space)
   Call: (188) [system] char_type(')', cntrl)
   Fail: (188) [system] char_type(')', cntrl)
^  Fail: (187) [user] is_like_space(')')
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1476694)
   Exit: (186) [system] peek_char((0x55fbb4538270), ')')
   Call: (186) [system] ')'=')'
   Exit: (186) [system] ')'=')'
   Call: (186) [system] get_char((0x55fbb4538270), _1480484)
   Exit: (186) [system] get_char((0x55fbb4538270), ')')
   Call: (186) [system] _1458826=[]
   Exit: (186) [system] []=[]
^  Exit: (185) [user] read_list(')', (0x55fbb4538270), [])
   Call: (185) [system] _1336398=[rb]
   Exit: (185) [system] [rb]=[rb]
^  Exit: (184) [user] read_list(')', (0x55fbb4538270), [rb])
^  Exit: (183) [user] cont_sexpr(')', (0x55fbb4538270), [rb])
^  Call: (183) [user] read_list(')', (0x55fbb4538270), _1488778)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1490636)
   Exit: (185) [system] peek_char((0x55fbb4538270), ' ')
   Call: (185) [system] ' '=(;)
   Fail: (185) [system] ' '=(;)
   Call: (185) [system] ' '=(/)
   Fail: (185) [system] ' '=(/)
^  Call: (185) [user] is_like_space(' ')
   Call: (186) [system] char_type(' ', 'white')
   Exit: (186) [system] char_type(' ', 'white')
^  Exit: (185) [user] is_like_space(' ')
   Call: (185) [system] get_char((0x55fbb4538270), _1500230)
   Exit: (185) [system] get_char((0x55fbb4538270), ' ')
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1502934)
   Exit: (186) [system] peek_char((0x55fbb4538270), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
   Call: (186) [system] '('=(/)
   Fail: (186) [system] '('=(/)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _1519868)
   Exit: (184) [system] peek_char((0x55fbb4538270), '(')
   Call: (184) [system] '('=')'
   Fail: (184) [system] '('=')'
   Call: (184) [system] '('=end_of_file
   Fail: (184) [system] '('=end_of_file
^  Call: (184) [user] cont_sexpr(')', (0x55fbb4538270), _1525438)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1527296)
   Exit: (186) [system] peek_char((0x55fbb4538270), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
   Call: (186) [system] '('=(/)
   Fail: (186) [system] '('=(/)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] get_char((0x55fbb4538270), _1543306)
   Exit: (185) [system] get_char((0x55fbb4538270), '(')
   Call: (185) [system] '('='('
   Exit: (185) [system] '('='('
^  Call: (185) [user] read_list(')', (0x55fbb4538270), _1525438)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1548876)
   Exit: (187) [system] peek_char((0x55fbb4538270), :)
   Call: (187) [system] (:)=(;)
   Fail: (187) [system] (:)=(;)
   Call: (187) [system] (:)=(/)
   Fail: (187) [system] (:)=(/)
^  Call: (187) [user] is_like_space(:)
   Call: (188) [system] char_type(:, 'white')
   Fail: (188) [system] char_type(:, 'white')
   Call: (188) [system] char_type(:, end_of_line)
   Fail: (188) [system] char_type(:, end_of_line)
   Call: (188) [system] char_type(:, space)
   Fail: (188) [system] char_type(:, space)
   Call: (188) [system] char_type(:, cntrl)
   Fail: (188) [system] char_type(:, cntrl)
^  Fail: (187) [user] is_like_space(:)
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1564886)
   Exit: (186) [system] peek_char((0x55fbb4538270), :)
   Call: (186) [system] (:)=')'
   Fail: (186) [system] (:)=')'
   Call: (186) [system] (:)=end_of_file
   Fail: (186) [system] (:)=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55fbb4538270), _1570456)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1572314)
   Exit: (188) [system] peek_char((0x55fbb4538270), :)
   Call: (188) [system] (:)=(;)
   Fail: (188) [system] (:)=(;)
   Call: (188) [system] (:)=(/)
   Fail: (188) [system] (:)=(/)
^  Call: (188) [user] is_like_space(:)
   Call: (189) [system] char_type(:, 'white')
   Fail: (189) [system] char_type(:, 'white')
   Call: (189) [system] char_type(:, end_of_line)
   Fail: (189) [system] char_type(:, end_of_line)
   Call: (189) [system] char_type(:, space)
   Fail: (189) [system] char_type(:, space)
   Call: (189) [system] char_type(:, cntrl)
   Fail: (189) [system] char_type(:, cntrl)
^  Fail: (188) [user] is_like_space(:)
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] get_char((0x55fbb4538270), _1588324)
   Exit: (187) [system] get_char((0x55fbb4538270), :)
   Call: (187) [system] (:)='('
   Fail: (187) [system] (:)='('
   Call: (187) [system] (:)='['
   Fail: (187) [system] (:)='['
   Call: (187) [system] (:)='{'
   Fail: (187) [system] (:)='{'
   Call: (187) [system] (:)='"'
   Fail: (187) [system] (:)='"'
   Call: (187) [system] (:)=!
   Fail: (187) [system] (:)=!
   Call: (187) [system] (:)='\''
   Fail: (187) [system] (:)='\''
   Call: (187) [system] (:)='`'
   Fail: (187) [system] (:)='`'
   Call: (187) [system] (:)=end_of_file
   Fail: (187) [system] (:)=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55fbb4538270), :, _1570456)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _1605966)
   Call: (189) [system] peek_char((0x55fbb4538270), _1606900)
   Exit: (189) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (189) [user] is_delimiter(' ')
   Call: (190) [system] char_type(' ', space)
   Exit: (190) [system] char_type(' ', space)
^  Exit: (189) [user] is_delimiter(' ')
   Call: (189) [system] _1605966=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (188) [user] classify_and_convert_charseq([:], _1570456)
^  Call: (189) [user] classify_and_convert_charseq_([:], _1616184)
^  Call: (191) [system] setup_call_cleanup('$notrace'(_1617136, _1617138), once(user:catch(read_from_chars([:], _1616184), _1617118, fail)), '$restore_trace'(_1617136, _1617138))
^  Call: (192) [system] sig_atomic(system:'$notrace'(_1617136, _1617138))
^  Exit: (191) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1617118, fail)), system:'$restore_trace'(3, -1))
   Call: (190) [system] atomic(:)
   Exit: (190) [system] atomic(:)
^  Exit: (189) [user] classify_and_convert_charseq_([:], :)
   Call: (189) [system] integer(:)
   Fail: (189) [system] integer(:)
   Call: (189) [system] _1570456=(:)
   Exit: (189) [system] (:)=(:)
^  Exit: (188) [user] classify_and_convert_charseq([:], :)
^  Exit: (187) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (186) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (186) [user] read_list(')', (0x55fbb4538270), _1629264)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1631122)
   Exit: (188) [system] peek_char((0x55fbb4538270), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
   Call: (188) [system] ' '=(/)
   Fail: (188) [system] ' '=(/)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55fbb4538270), _1640716)
   Exit: (188) [system] get_char((0x55fbb4538270), ' ')
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1643420)
   Exit: (189) [system] peek_char((0x55fbb4538270), 'D')
   Call: (189) [system] 'D'=(;)
   Fail: (189) [system] 'D'=(;)
   Call: (189) [system] 'D'=(/)
   Fail: (189) [system] 'D'=(/)
^  Call: (189) [user] is_like_space('D')
   Call: (190) [system] char_type('D', 'white')
   Fail: (190) [system] char_type('D', 'white')
   Call: (190) [system] char_type('D', end_of_line)
   Fail: (190) [system] char_type('D', end_of_line)
   Call: (190) [system] char_type('D', space)
   Fail: (190) [system] char_type('D', space)
   Call: (190) [system] char_type('D', cntrl)
   Fail: (190) [system] char_type('D', cntrl)
^  Fail: (189) [user] is_like_space('D')
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1660354)
   Exit: (187) [system] peek_char((0x55fbb4538270), 'D')
   Call: (187) [system] 'D'=')'
   Fail: (187) [system] 'D'=')'
   Call: (187) [system] 'D'=end_of_file
   Fail: (187) [system] 'D'=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55fbb4538270), _1665924)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1667782)
   Exit: (189) [system] peek_char((0x55fbb4538270), 'D')
   Call: (189) [system] 'D'=(;)
   Fail: (189) [system] 'D'=(;)
   Call: (189) [system] 'D'=(/)
   Fail: (189) [system] 'D'=(/)
^  Call: (189) [user] is_like_space('D')
   Call: (190) [system] char_type('D', 'white')
   Fail: (190) [system] char_type('D', 'white')
   Call: (190) [system] char_type('D', end_of_line)
   Fail: (190) [system] char_type('D', end_of_line)
   Call: (190) [system] char_type('D', space)
   Fail: (190) [system] char_type('D', space)
   Call: (190) [system] char_type('D', cntrl)
   Fail: (190) [system] char_type('D', cntrl)
^  Fail: (189) [user] is_like_space('D')
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] get_char((0x55fbb4538270), _1683792)
   Exit: (188) [system] get_char((0x55fbb4538270), 'D')
   Call: (188) [system] 'D'='('
   Fail: (188) [system] 'D'='('
   Call: (188) [system] 'D'='['
   Fail: (188) [system] 'D'='['
   Call: (188) [system] 'D'='{'
   Fail: (188) [system] 'D'='{'
   Call: (188) [system] 'D'='"'
   Fail: (188) [system] 'D'='"'
   Call: (188) [system] 'D'=!
   Fail: (188) [system] 'D'=!
   Call: (188) [system] 'D'='\''
   Fail: (188) [system] 'D'='\''
   Call: (188) [system] 'D'='`'
   Fail: (188) [system] 'D'='`'
   Call: (188) [system] 'D'=end_of_file
   Fail: (188) [system] 'D'=end_of_file
^  Call: (188) [user] read_symbolic(')', (0x55fbb4538270), 'D', _1665924)
^  Call: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), _1701434)
   Call: (190) [system] peek_char((0x55fbb4538270), _1702368)
   Exit: (190) [system] peek_char((0x55fbb4538270), i)
^  Call: (190) [user] is_delimiter(i)
   Call: (191) [system] char_type(i, space)
   Fail: (191) [system] char_type(i, space)
   Call: (191) [system] arg(_1707088, v('(', ')', end_of_file), i)
   Fail: (191) [system] arg(_1708020, v('(', ')', end_of_file), i)
^  Fail: (190) [user] is_delimiter(i)
   Call: (190) [system] ')'==i
   Fail: (190) [system] ')'==i
   Call: (190) [system] get_char((0x55fbb4538270), i)
   Exit: (190) [system] get_char((0x55fbb4538270), i)
   Call: (190) [system] i=(\)
   Fail: (190) [system] i=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _1715370)
   Call: (191) [system] peek_char((0x55fbb4538270), _1716304)
   Exit: (191) [system] peek_char((0x55fbb4538270), s)
^  Call: (191) [user] is_delimiter(s)
   Call: (192) [system] char_type(s, space)
   Fail: (192) [system] char_type(s, space)
   Call: (192) [system] arg(_1721024, v('(', ')', end_of_file), s)
   Fail: (192) [system] arg(_1721956, v('(', ')', end_of_file), s)
^  Fail: (191) [user] is_delimiter(s)
   Call: (191) [system] ')'==s
   Fail: (191) [system] ')'==s
   Call: (191) [system] get_char((0x55fbb4538270), s)
   Exit: (191) [system] get_char((0x55fbb4538270), s)
   Call: (191) [system] s=(\)
   Fail: (191) [system] s=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _1729306)
   Call: (192) [system] peek_char((0x55fbb4538270), _1730240)
   Exit: (192) [system] peek_char((0x55fbb4538270), j)
^  Call: (192) [user] is_delimiter(j)
   Call: (193) [system] char_type(j, space)
   Fail: (193) [system] char_type(j, space)
   Call: (193) [system] arg(_1734960, v('(', ')', end_of_file), j)
   Fail: (193) [system] arg(_1735892, v('(', ')', end_of_file), j)
^  Fail: (192) [user] is_delimiter(j)
   Call: (192) [system] ')'==j
   Fail: (192) [system] ')'==j
   Call: (192) [system] get_char((0x55fbb4538270), j)
   Exit: (192) [system] get_char((0x55fbb4538270), j)
   Call: (192) [system] j=(\)
   Fail: (192) [system] j=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _1743242)
   Call: (193) [system] peek_char((0x55fbb4538270), _1744176)
   Exit: (193) [system] peek_char((0x55fbb4538270), u)
^  Call: (193) [user] is_delimiter(u)
   Call: (194) [system] char_type(u, space)
   Fail: (194) [system] char_type(u, space)
   Call: (194) [system] arg(_1748896, v('(', ')', end_of_file), u)
   Fail: (194) [system] arg(_1749828, v('(', ')', end_of_file), u)
^  Fail: (193) [user] is_delimiter(u)
   Call: (193) [system] ')'==u
   Fail: (193) [system] ')'==u
   Call: (193) [system] get_char((0x55fbb4538270), u)
   Exit: (193) [system] get_char((0x55fbb4538270), u)
   Call: (193) [system] u=(\)
   Fail: (193) [system] u=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _1757178)
   Call: (194) [system] peek_char((0x55fbb4538270), _1758112)
   Exit: (194) [system] peek_char((0x55fbb4538270), n)
^  Call: (194) [user] is_delimiter(n)
   Call: (195) [system] char_type(n, space)
   Fail: (195) [system] char_type(n, space)
   Call: (195) [system] arg(_1762832, v('(', ')', end_of_file), n)
   Fail: (195) [system] arg(_1763764, v('(', ')', end_of_file), n)
^  Fail: (194) [user] is_delimiter(n)
   Call: (194) [system] ')'==n
   Fail: (194) [system] ')'==n
   Call: (194) [system] get_char((0x55fbb4538270), n)
   Exit: (194) [system] get_char((0x55fbb4538270), n)
   Call: (194) [system] n=(\)
   Fail: (194) [system] n=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _1771114)
   Call: (195) [system] peek_char((0x55fbb4538270), _1772048)
   Exit: (195) [system] peek_char((0x55fbb4538270), c)
^  Call: (195) [user] is_delimiter(c)
   Call: (196) [system] char_type(c, space)
   Fail: (196) [system] char_type(c, space)
   Call: (196) [system] arg(_1776768, v('(', ')', end_of_file), c)
   Fail: (196) [system] arg(_1777700, v('(', ')', end_of_file), c)
^  Fail: (195) [user] is_delimiter(c)
   Call: (195) [system] ')'==c
   Fail: (195) [system] ')'==c
   Call: (195) [system] get_char((0x55fbb4538270), c)
   Exit: (195) [system] get_char((0x55fbb4538270), c)
   Call: (195) [system] c=(\)
   Fail: (195) [system] c=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _1785050)
   Call: (196) [system] peek_char((0x55fbb4538270), _1785984)
   Exit: (196) [system] peek_char((0x55fbb4538270), t)
^  Call: (196) [user] is_delimiter(t)
   Call: (197) [system] char_type(t, space)
   Fail: (197) [system] char_type(t, space)
   Call: (197) [system] arg(_1790704, v('(', ')', end_of_file), t)
   Fail: (197) [system] arg(_1791636, v('(', ')', end_of_file), t)
^  Fail: (196) [user] is_delimiter(t)
   Call: (196) [system] ')'==t
   Fail: (196) [system] ')'==t
   Call: (196) [system] get_char((0x55fbb4538270), t)
   Exit: (196) [system] get_char((0x55fbb4538270), t)
   Call: (196) [system] t=(\)
   Fail: (196) [system] t=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _1798986)
   Call: (197) [system] peek_char((0x55fbb4538270), _1799920)
   Exit: (197) [system] peek_char((0x55fbb4538270), i)
^  Call: (197) [user] is_delimiter(i)
   Call: (198) [system] char_type(i, space)
   Fail: (198) [system] char_type(i, space)
   Call: (198) [system] arg(_1804640, v('(', ')', end_of_file), i)
   Fail: (198) [system] arg(_1805572, v('(', ')', end_of_file), i)
^  Fail: (197) [user] is_delimiter(i)
   Call: (197) [system] ')'==i
   Fail: (197) [system] ')'==i
   Call: (197) [system] get_char((0x55fbb4538270), i)
   Exit: (197) [system] get_char((0x55fbb4538270), i)
   Call: (197) [system] i=(\)
   Fail: (197) [system] i=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _1812922)
   Call: (198) [system] peek_char((0x55fbb4538270), _1813856)
   Exit: (198) [system] peek_char((0x55fbb4538270), v)
^  Call: (198) [user] is_delimiter(v)
   Call: (199) [system] char_type(v, space)
   Fail: (199) [system] char_type(v, space)
   Call: (199) [system] arg(_1818576, v('(', ')', end_of_file), v)
   Fail: (199) [system] arg(_1819508, v('(', ')', end_of_file), v)
^  Fail: (198) [user] is_delimiter(v)
   Call: (198) [system] ')'==v
   Fail: (198) [system] ')'==v
   Call: (198) [system] get_char((0x55fbb4538270), v)
   Exit: (198) [system] get_char((0x55fbb4538270), v)
   Call: (198) [system] v=(\)
   Fail: (198) [system] v=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _1826858)
   Call: (199) [system] peek_char((0x55fbb4538270), _1827792)
   Exit: (199) [system] peek_char((0x55fbb4538270), e)
^  Call: (199) [user] is_delimiter(e)
   Call: (200) [system] char_type(e, space)
   Fail: (200) [system] char_type(e, space)
   Call: (200) [system] arg(_1832512, v('(', ')', end_of_file), e)
   Fail: (200) [system] arg(_1833444, v('(', ')', end_of_file), e)
^  Fail: (199) [user] is_delimiter(e)
   Call: (199) [system] ')'==e
   Fail: (199) [system] ')'==e
   Call: (199) [system] get_char((0x55fbb4538270), e)
   Exit: (199) [system] get_char((0x55fbb4538270), e)
   Call: (199) [system] e=(\)
   Fail: (199) [system] e=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _1840794)
   Call: (200) [system] peek_char((0x55fbb4538270), _1841728)
   Exit: (200) [system] peek_char((0x55fbb4538270), 'S')
^  Call: (200) [user] is_delimiter('S')
   Call: (201) [system] char_type('S', space)
   Fail: (201) [system] char_type('S', space)
   Call: (201) [system] arg(_1846448, v('(', ')', end_of_file), 'S')
   Fail: (201) [system] arg(_1847380, v('(', ')', end_of_file), 'S')
^  Fail: (200) [user] is_delimiter('S')
   Call: (200) [system] ')'=='S'
   Fail: (200) [system] ')'=='S'
   Call: (200) [system] get_char((0x55fbb4538270), 'S')
   Exit: (200) [system] get_char((0x55fbb4538270), 'S')
   Call: (200) [system] 'S'=(\)
   Fail: (200) [system] 'S'=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _1854730)
   Call: (201) [system] peek_char((0x55fbb4538270), _1855664)
   Exit: (201) [system] peek_char((0x55fbb4538270), y)
^  Call: (201) [user] is_delimiter(y)
   Call: (202) [system] char_type(y, space)
   Fail: (202) [system] char_type(y, space)
   Call: (202) [system] arg(_1860384, v('(', ')', end_of_file), y)
   Fail: (202) [system] arg(_1861316, v('(', ')', end_of_file), y)
^  Fail: (201) [user] is_delimiter(y)
   Call: (201) [system] ')'==y
   Fail: (201) [system] ')'==y
   Call: (201) [system] get_char((0x55fbb4538270), y)
   Exit: (201) [system] get_char((0x55fbb4538270), y)
   Call: (201) [system] y=(\)
   Fail: (201) [system] y=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1868666)
   Call: (202) [system] peek_char((0x55fbb4538270), _1869600)
   Exit: (202) [system] peek_char((0x55fbb4538270), l)
^  Call: (202) [user] is_delimiter(l)
   Call: (203) [system] char_type(l, space)
   Fail: (203) [system] char_type(l, space)
   Call: (203) [system] arg(_1874320, v('(', ')', end_of_file), l)
   Fail: (203) [system] arg(_1875252, v('(', ')', end_of_file), l)
^  Fail: (202) [user] is_delimiter(l)
   Call: (202) [system] ')'==l
   Fail: (202) [system] ')'==l
   Call: (202) [system] get_char((0x55fbb4538270), l)
   Exit: (202) [system] get_char((0x55fbb4538270), l)
   Call: (202) [system] l=(\)
   Fail: (202) [system] l=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1882602)
   Call: (203) [system] peek_char((0x55fbb4538270), _1883536)
   Exit: (203) [system] peek_char((0x55fbb4538270), l)
^  Call: (203) [user] is_delimiter(l)
   Call: (204) [system] char_type(l, space)
   Fail: (204) [system] char_type(l, space)
   Call: (204) [system] arg(_1888256, v('(', ')', end_of_file), l)
   Fail: (204) [system] arg(_1889188, v('(', ')', end_of_file), l)
^  Fail: (203) [user] is_delimiter(l)
   Call: (203) [system] ')'==l
   Fail: (203) [system] ')'==l
   Call: (203) [system] get_char((0x55fbb4538270), l)
   Exit: (203) [system] get_char((0x55fbb4538270), l)
   Call: (203) [system] l=(\)
   Fail: (203) [system] l=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1896538)
   Call: (204) [system] peek_char((0x55fbb4538270), _1897472)
   Exit: (204) [system] peek_char((0x55fbb4538270), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_1902192, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_1903124, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55fbb4538270), o)
   Exit: (204) [system] get_char((0x55fbb4538270), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1910474)
   Call: (205) [system] peek_char((0x55fbb4538270), _1911408)
   Exit: (205) [system] peek_char((0x55fbb4538270), g)
^  Call: (205) [user] is_delimiter(g)
   Call: (206) [system] char_type(g, space)
   Fail: (206) [system] char_type(g, space)
   Call: (206) [system] arg(_1916128, v('(', ')', end_of_file), g)
   Fail: (206) [system] arg(_1917060, v('(', ')', end_of_file), g)
^  Fail: (205) [user] is_delimiter(g)
   Call: (205) [system] ')'==g
   Fail: (205) [system] ')'==g
   Call: (205) [system] get_char((0x55fbb4538270), g)
   Exit: (205) [system] get_char((0x55fbb4538270), g)
   Call: (205) [system] g=(\)
   Fail: (205) [system] g=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1924410)
   Call: (206) [system] peek_char((0x55fbb4538270), _1925344)
   Exit: (206) [system] peek_char((0x55fbb4538270), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_1930064, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_1930996, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55fbb4538270), i)
   Exit: (206) [system] get_char((0x55fbb4538270), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1938346)
   Call: (207) [system] peek_char((0x55fbb4538270), _1939280)
   Exit: (207) [system] peek_char((0x55fbb4538270), s)
^  Call: (207) [user] is_delimiter(s)
   Call: (208) [system] char_type(s, space)
   Fail: (208) [system] char_type(s, space)
   Call: (208) [system] arg(_1944000, v('(', ')', end_of_file), s)
   Fail: (208) [system] arg(_1944932, v('(', ')', end_of_file), s)
^  Fail: (207) [user] is_delimiter(s)
   Call: (207) [system] ')'==s
   Fail: (207) [system] ')'==s
   Call: (207) [system] get_char((0x55fbb4538270), s)
   Exit: (207) [system] get_char((0x55fbb4538270), s)
   Call: (207) [system] s=(\)
   Fail: (207) [system] s=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1952282)
   Call: (208) [system] peek_char((0x55fbb4538270), _1953216)
   Exit: (208) [system] peek_char((0x55fbb4538270), m)
^  Call: (208) [user] is_delimiter(m)
   Call: (209) [system] char_type(m, space)
   Fail: (209) [system] char_type(m, space)
   Call: (209) [system] arg(_1957936, v('(', ')', end_of_file), m)
   Fail: (209) [system] arg(_1958868, v('(', ')', end_of_file), m)
^  Fail: (208) [user] is_delimiter(m)
   Call: (208) [system] ')'==m
   Fail: (208) [system] ')'==m
   Call: (208) [system] get_char((0x55fbb4538270), m)
   Exit: (208) [system] get_char((0x55fbb4538270), m)
   Call: (208) [system] m=(\)
   Fail: (208) [system] m=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1966218)
   Call: (209) [system] peek_char((0x55fbb4538270), _1967152)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _1966218=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (208) [system] _1952282=[m]
   Exit: (208) [system] [m]=[m]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [m])
   Call: (207) [system] _1938346=[s, m]
   Exit: (207) [system] [s, m]=[s, m]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, m])
   Call: (206) [system] _1924410=[i, s, m]
   Exit: (206) [system] [i, s, m]=[i, s, m]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, m])
   Call: (205) [system] _1910474=[g, i, s, m]
   Exit: (205) [system] [g, i, s, m]=[g, i, s, m]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [g, i, s, m])
   Call: (204) [system] _1896538=[o, g, i, s, m]
   Exit: (204) [system] [o, g, i, s, m]=[o, g, i, s, m]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, g, i, s, m])
   Call: (203) [system] _1882602=[l, o, g, i, s, m]
   Exit: (203) [system] [l, o, g, i, s, m]=[l, o, g, i, s, m]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, o, g, i, s, m])
   Call: (202) [system] _1868666=[l, l, o, g, i, s, m]
   Exit: (202) [system] [l, l, o, g, i, s, m]=[l, l, o, g, i, s, m]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, l, o, g, i, s, m])
   Call: (201) [system] _1854730=[y, l, l, o, g, i, s, m]
   Exit: (201) [system] [y, l, l, o, g, i, s, m]=[y, l, l, o, g, i, s, m]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [y, l, l, o, g, i, s, m])
   Call: (200) [system] _1840794=['S', y, l, l, o, g, i, s, m]
   Exit: (200) [system] ['S', y, l, l, o, g, i, s, m]=['S', y, l, l, o, g, i, s, m]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), ['S', y, l, l, o, g, i, s, m])
   Call: (199) [system] _1826858=[e, 'S', y, l, l, o, g, i, s, m]
   Exit: (199) [system] [e, 'S', y, l, l, o, g, i, s, m]=[e, 'S', y, l, l, o, g, i, s, m]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, 'S', y, l, l, o, g, i, s, m])
   Call: (198) [system] _1812922=[v, e, 'S', y, l, l, o, g, i, s, m]
   Exit: (198) [system] [v, e, 'S', y, l, l, o, g, i, s, m]=[v, e, 'S', y, l, l, o, g, i, s, m]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [v, e, 'S', y, l, l, o, g, i, s, m])
   Call: (197) [system] _1798986=[i, v, e, 'S', y, l, l, o, g, i, s, m]
   Exit: (197) [system] [i, v, e, 'S', y, l, l, o, g, i, s, m]=[i, v, e, 'S', y, l, l, o, g, i, s, m]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, v, e, 'S', y, l, l, o, g, i, s, m])
   Call: (196) [system] _1785050=[t, i, v, e, 'S', y, l, l, o, g, i, s, m]
   Exit: (196) [system] [t, i, v, e, 'S', y, l, l, o, g, i, s, m]=[t, i, v, e, 'S', y, l, l, o, g, i, s, m]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, v, e, 'S', y, l, l, o, g, i, s, m])
   Call: (195) [system] _1771114=[c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
   Exit: (195) [system] [c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]=[c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, v, e, 'S', y, l, l, o, g, i, s, m])
   Call: (194) [system] _1757178=[n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
   Exit: (194) [system] [n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]=[n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m])
   Call: (193) [system] _1743242=[u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
   Exit: (193) [system] [u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]=[u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m])
   Call: (192) [system] _1729306=[j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
   Exit: (192) [system] [j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]=[j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m])
   Call: (191) [system] _1715370=[s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
   Exit: (191) [system] [s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]=[s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m])
   Call: (190) [system] _1701434=[i, s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
   Exit: (190) [system] [i, s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]=[i, s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m])
^  Call: (189) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m], _1665924)
^  Call: (190) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m], _2029522)
^  Call: (192) [system] setup_call_cleanup('$notrace'(_2030474, _2030476), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m], _2029522), _2030456, fail)), '$restore_trace'(_2030474, _2030476))
^  Call: (193) [system] sig_atomic(system:'$notrace'(_2030474, _2030476))
^  Exit: (192) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m], _2029522), _2030456, fail)), system:'$restore_trace'(3, -1))
   Call: (191) [system] atomic(_2029522)
   Fail: (191) [system] atomic(_2029522)
   Call: (191) [system] atom_chars(_2029522, ['D', i, s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m])
   Exit: (191) [system] atom_chars('DisjunctiveSyllogism', ['D', i, s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m])
^  Exit: (190) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m], 'DisjunctiveSyllogism')
   Call: (190) [system] integer('DisjunctiveSyllogism')
   Fail: (190) [system] integer('DisjunctiveSyllogism')
   Call: (190) [system] _1665924='DisjunctiveSyllogism'
   Exit: (190) [system] 'DisjunctiveSyllogism'='DisjunctiveSyllogism'
^  Exit: (189) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m], 'DisjunctiveSyllogism')
^  Exit: (188) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'DisjunctiveSyllogism')
^  Exit: (187) [user] cont_sexpr(')', (0x55fbb4538270), 'DisjunctiveSyllogism')
^  Call: (187) [user] read_list(')', (0x55fbb4538270), _2044472)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _2046330)
   Exit: (189) [system] peek_char((0x55fbb4538270), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
   Call: (189) [system] ' '=(/)
   Fail: (189) [system] ' '=(/)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55fbb4538270), _2055924)
   Exit: (189) [system] get_char((0x55fbb4538270), ' ')
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _2058628)
   Exit: (190) [system] peek_char((0x55fbb4538270), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
   Call: (190) [system] '('=(/)
   Fail: (190) [system] '('=(/)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _2075562)
   Exit: (188) [system] peek_char((0x55fbb4538270), '(')
   Call: (188) [system] '('=')'
   Fail: (188) [system] '('=')'
   Call: (188) [system] '('=end_of_file
   Fail: (188) [system] '('=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55fbb4538270), _2081132)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _2082990)
   Exit: (190) [system] peek_char((0x55fbb4538270), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
   Call: (190) [system] '('=(/)
   Fail: (190) [system] '('=(/)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] get_char((0x55fbb4538270), _5602)
   Exit: (189) [system] get_char((0x55fbb4538270), '(')
   Call: (189) [system] '('='('
   Exit: (189) [system] '('='('
^  Call: (189) [user] read_list(')', (0x55fbb4538270), _3396)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _11172)
   Exit: (191) [system] peek_char((0x55fbb4538270), -)
   Call: (191) [system] (-)=(;)
   Fail: (191) [system] (-)=(;)
   Call: (191) [system] (-)=(/)
   Fail: (191) [system] (-)=(/)
^  Call: (191) [user] is_like_space(-)
   Call: (192) [system] char_type(-, 'white')
   Fail: (192) [system] char_type(-, 'white')
   Call: (192) [system] char_type(-, end_of_line)
   Fail: (192) [system] char_type(-, end_of_line)
   Call: (192) [system] char_type(-, space)
   Fail: (192) [system] char_type(-, space)
   Call: (192) [system] char_type(-, cntrl)
   Fail: (192) [system] char_type(-, cntrl)
^  Fail: (191) [user] is_like_space(-)
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _27182)
   Exit: (190) [system] peek_char((0x55fbb4538270), -)
   Call: (190) [system] (-)=')'
   Fail: (190) [system] (-)=')'
   Call: (190) [system] (-)=end_of_file
   Fail: (190) [system] (-)=end_of_file
^  Call: (190) [user] cont_sexpr(')', (0x55fbb4538270), _32752)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _34610)
   Exit: (192) [system] peek_char((0x55fbb4538270), -)
   Call: (192) [system] (-)=(;)
   Fail: (192) [system] (-)=(;)
   Call: (192) [system] (-)=(/)
   Fail: (192) [system] (-)=(/)
^  Call: (192) [user] is_like_space(-)
   Call: (193) [system] char_type(-, 'white')
   Fail: (193) [system] char_type(-, 'white')
   Call: (193) [system] char_type(-, end_of_line)
   Fail: (193) [system] char_type(-, end_of_line)
   Call: (193) [system] char_type(-, space)
   Fail: (193) [system] char_type(-, space)
   Call: (193) [system] char_type(-, cntrl)
   Fail: (193) [system] char_type(-, cntrl)
^  Fail: (192) [user] is_like_space(-)
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] get_char((0x55fbb4538270), _50620)
   Exit: (191) [system] get_char((0x55fbb4538270), -)
   Call: (191) [system] (-)='('
   Fail: (191) [system] (-)='('
   Call: (191) [system] (-)='['
   Fail: (191) [system] (-)='['
   Call: (191) [system] (-)='{'
   Fail: (191) [system] (-)='{'
   Call: (191) [system] (-)='"'
   Fail: (191) [system] (-)='"'
   Call: (191) [system] (-)=!
   Fail: (191) [system] (-)=!
   Call: (191) [system] (-)='\''
   Fail: (191) [system] (-)='\''
   Call: (191) [system] (-)='`'
   Fail: (191) [system] (-)='`'
   Call: (191) [system] (-)=end_of_file
   Fail: (191) [system] (-)=end_of_file
^  Call: (191) [user] read_symbolic(')', (0x55fbb4538270), -, _32752)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _68262)
   Call: (193) [system] peek_char((0x55fbb4538270), _69196)
   Exit: (193) [system] peek_char((0x55fbb4538270), >)
^  Call: (193) [user] is_delimiter(>)
   Call: (194) [system] char_type(>, space)
   Fail: (194) [system] char_type(>, space)
   Call: (194) [system] arg(_73916, v('(', ')', end_of_file), >)
   Fail: (194) [system] arg(_74848, v('(', ')', end_of_file), >)
^  Fail: (193) [user] is_delimiter(>)
   Call: (193) [system] ')'==(>)
   Fail: (193) [system] ')'==(>)
   Call: (193) [system] get_char((0x55fbb4538270), >)
   Exit: (193) [system] get_char((0x55fbb4538270), >)
   Call: (193) [system] (>)=(\)
   Fail: (193) [system] (>)=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _82198)
   Call: (194) [system] peek_char((0x55fbb4538270), _83132)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _82198=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (193) [system] _68262=[>]
   Exit: (193) [system] [>]=[>]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [>])
^  Call: (192) [user] classify_and_convert_charseq([-, >], _32752)
^  Call: (193) [user] classify_and_convert_charseq_([-, >], _95210)
^  Call: (195) [system] setup_call_cleanup('$notrace'(_96162, _96164), once(user:catch(read_from_chars([-, >], _95210), _96144, fail)), '$restore_trace'(_96162, _96164))
^  Call: (196) [system] sig_atomic(system:'$notrace'(_96162, _96164))
^  Exit: (195) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([-, >], ->), _96144, fail)), system:'$restore_trace'(3, -1))
   Call: (194) [system] atomic(->)
   Exit: (194) [system] atomic(->)
^  Exit: (193) [user] classify_and_convert_charseq_([-, >], ->)
   Call: (193) [system] integer(->)
   Fail: (193) [system] integer(->)
   Call: (193) [system] _32752=(->)
   Exit: (193) [system] (->)=(->)
^  Exit: (192) [user] classify_and_convert_charseq([-, >], ->)
^  Exit: (191) [user] read_symbolic(')', (0x55fbb4538270), -, ->)
^  Exit: (190) [user] cont_sexpr(')', (0x55fbb4538270), ->)
^  Call: (190) [user] read_list(')', (0x55fbb4538270), _108290)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _110148)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
   Call: (192) [system] ' '=(/)
   Fail: (192) [system] ' '=(/)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55fbb4538270), _119742)
   Exit: (192) [system] get_char((0x55fbb4538270), ' ')
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _122446)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
   Call: (193) [system] '('=(/)
   Fail: (193) [system] '('=(/)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _139380)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=')'
   Fail: (191) [system] '('=')'
   Call: (191) [system] '('=end_of_file
   Fail: (191) [system] '('=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55fbb4538270), _144950)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _146808)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
   Call: (193) [system] '('=(/)
   Fail: (193) [system] '('=(/)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] get_char((0x55fbb4538270), _162818)
   Exit: (192) [system] get_char((0x55fbb4538270), '(')
   Call: (192) [system] '('='('
   Exit: (192) [system] '('='('
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _144950)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _168388)
   Exit: (194) [system] peek_char((0x55fbb4538270), 'O')
   Call: (194) [system] 'O'=(;)
   Fail: (194) [system] 'O'=(;)
   Call: (194) [system] 'O'=(/)
   Fail: (194) [system] 'O'=(/)
^  Call: (194) [user] is_like_space('O')
   Call: (195) [system] char_type('O', 'white')
   Fail: (195) [system] char_type('O', 'white')
   Call: (195) [system] char_type('O', end_of_line)
   Fail: (195) [system] char_type('O', end_of_line)
   Call: (195) [system] char_type('O', space)
   Fail: (195) [system] char_type('O', space)
   Call: (195) [system] char_type('O', cntrl)
   Fail: (195) [system] char_type('O', cntrl)
^  Fail: (194) [user] is_like_space('O')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _184398)
   Exit: (193) [system] peek_char((0x55fbb4538270), 'O')
   Call: (193) [system] 'O'=')'
   Fail: (193) [system] 'O'=')'
   Call: (193) [system] 'O'=end_of_file
   Fail: (193) [system] 'O'=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _189968)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _191826)
   Exit: (195) [system] peek_char((0x55fbb4538270), 'O')
   Call: (195) [system] 'O'=(;)
   Fail: (195) [system] 'O'=(;)
   Call: (195) [system] 'O'=(/)
   Fail: (195) [system] 'O'=(/)
^  Call: (195) [user] is_like_space('O')
   Call: (196) [system] char_type('O', 'white')
   Fail: (196) [system] char_type('O', 'white')
   Call: (196) [system] char_type('O', end_of_line)
   Fail: (196) [system] char_type('O', end_of_line)
   Call: (196) [system] char_type('O', space)
   Fail: (196) [system] char_type('O', space)
   Call: (196) [system] char_type('O', cntrl)
   Fail: (196) [system] char_type('O', cntrl)
^  Fail: (195) [user] is_like_space('O')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _207836)
   Exit: (194) [system] get_char((0x55fbb4538270), 'O')
   Call: (194) [system] 'O'='('
   Fail: (194) [system] 'O'='('
   Call: (194) [system] 'O'='['
   Fail: (194) [system] 'O'='['
   Call: (194) [system] 'O'='{'
   Fail: (194) [system] 'O'='{'
   Call: (194) [system] 'O'='"'
   Fail: (194) [system] 'O'='"'
   Call: (194) [system] 'O'=!
   Fail: (194) [system] 'O'=!
   Call: (194) [system] 'O'='\''
   Fail: (194) [system] 'O'='\''
   Call: (194) [system] 'O'='`'
   Fail: (194) [system] 'O'='`'
   Call: (194) [system] 'O'=end_of_file
   Fail: (194) [system] 'O'=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55fbb4538270), 'O', _189968)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _225478)
   Call: (196) [system] peek_char((0x55fbb4538270), _226412)
   Exit: (196) [system] peek_char((0x55fbb4538270), r)
^  Call: (196) [user] is_delimiter(r)
   Call: (197) [system] char_type(r, space)
   Fail: (197) [system] char_type(r, space)
   Call: (197) [system] arg(_231132, v('(', ')', end_of_file), r)
   Fail: (197) [system] arg(_232064, v('(', ')', end_of_file), r)
^  Fail: (196) [user] is_delimiter(r)
   Call: (196) [system] ')'==r
   Fail: (196) [system] ')'==r
   Call: (196) [system] get_char((0x55fbb4538270), r)
   Exit: (196) [system] get_char((0x55fbb4538270), r)
   Call: (196) [system] r=(\)
   Fail: (196) [system] r=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _239414)
   Call: (197) [system] peek_char((0x55fbb4538270), _240348)
   Exit: (197) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (197) [user] is_delimiter('L')
   Call: (198) [system] char_type('L', space)
   Fail: (198) [system] char_type('L', space)
   Call: (198) [system] arg(_245068, v('(', ')', end_of_file), 'L')
   Fail: (198) [system] arg(_246000, v('(', ')', end_of_file), 'L')
^  Fail: (197) [user] is_delimiter('L')
   Call: (197) [system] ')'=='L'
   Fail: (197) [system] ')'=='L'
   Call: (197) [system] get_char((0x55fbb4538270), 'L')
   Exit: (197) [system] get_char((0x55fbb4538270), 'L')
   Call: (197) [system] 'L'=(\)
   Fail: (197) [system] 'L'=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _253350)
   Call: (198) [system] peek_char((0x55fbb4538270), _254284)
   Exit: (198) [system] peek_char((0x55fbb4538270), i)
^  Call: (198) [user] is_delimiter(i)
   Call: (199) [system] char_type(i, space)
   Fail: (199) [system] char_type(i, space)
   Call: (199) [system] arg(_259004, v('(', ')', end_of_file), i)
   Fail: (199) [system] arg(_259936, v('(', ')', end_of_file), i)
^  Fail: (198) [user] is_delimiter(i)
   Call: (198) [system] ')'==i
   Fail: (198) [system] ')'==i
   Call: (198) [system] get_char((0x55fbb4538270), i)
   Exit: (198) [system] get_char((0x55fbb4538270), i)
   Call: (198) [system] i=(\)
   Fail: (198) [system] i=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _267286)
   Call: (199) [system] peek_char((0x55fbb4538270), _268220)
   Exit: (199) [system] peek_char((0x55fbb4538270), n)
^  Call: (199) [user] is_delimiter(n)
   Call: (200) [system] char_type(n, space)
   Fail: (200) [system] char_type(n, space)
   Call: (200) [system] arg(_272940, v('(', ')', end_of_file), n)
   Fail: (200) [system] arg(_273872, v('(', ')', end_of_file), n)
^  Fail: (199) [user] is_delimiter(n)
   Call: (199) [system] ')'==n
   Fail: (199) [system] ')'==n
   Call: (199) [system] get_char((0x55fbb4538270), n)
   Exit: (199) [system] get_char((0x55fbb4538270), n)
   Call: (199) [system] n=(\)
   Fail: (199) [system] n=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _281222)
   Call: (200) [system] peek_char((0x55fbb4538270), _282156)
   Exit: (200) [system] peek_char((0x55fbb4538270), k)
^  Call: (200) [user] is_delimiter(k)
   Call: (201) [system] char_type(k, space)
   Fail: (201) [system] char_type(k, space)
   Call: (201) [system] arg(_286876, v('(', ')', end_of_file), k)
   Fail: (201) [system] arg(_287808, v('(', ')', end_of_file), k)
^  Fail: (200) [user] is_delimiter(k)
   Call: (200) [system] ')'==k
   Fail: (200) [system] ')'==k
   Call: (200) [system] get_char((0x55fbb4538270), k)
   Exit: (200) [system] get_char((0x55fbb4538270), k)
   Call: (200) [system] k=(\)
   Fail: (200) [system] k=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _295158)
   Call: (201) [system] peek_char((0x55fbb4538270), _296092)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (201) [user] is_delimiter(' ')
   Call: (202) [system] char_type(' ', space)
   Exit: (202) [system] char_type(' ', space)
^  Exit: (201) [user] is_delimiter(' ')
   Call: (201) [system] _295158=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (200) [system] _281222=[k]
   Exit: (200) [system] [k]=[k]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (199) [system] _267286=[n, k]
   Exit: (199) [system] [n, k]=[n, k]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (198) [system] _253350=[i, n, k]
   Exit: (198) [system] [i, n, k]=[i, n, k]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (197) [system] _239414=['L', i, n, k]
   Exit: (197) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (196) [system] _225478=[r, 'L', i, n, k]
   Exit: (196) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (195) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _189968)
^  Call: (196) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _319346)
^  Call: (198) [system] setup_call_cleanup('$notrace'(_320298, _320300), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _319346), _320280, fail)), '$restore_trace'(_320298, _320300))
^  Call: (199) [system] sig_atomic(system:'$notrace'(_320298, _320300))
^  Exit: (198) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _319346), _320280, fail)), system:'$restore_trace'(3, -1))
   Call: (197) [system] atomic(_319346)
   Fail: (197) [system] atomic(_319346)
   Call: (197) [system] atom_chars(_319346, ['O', r, 'L', i, n, k])
   Exit: (197) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (196) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (196) [system] integer('OrLink')
   Fail: (196) [system] integer('OrLink')
   Call: (196) [system] _189968='OrLink'
   Exit: (196) [system] 'OrLink'='OrLink'
^  Exit: (195) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (194) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _334296)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _336154)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _345748)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _348452)
   Exit: (196) [system] peek_char((0x55fbb4538270), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
   Call: (196) [system] ($)=(/)
   Fail: (196) [system] ($)=(/)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _365386)
   Exit: (194) [system] peek_char((0x55fbb4538270), $)
   Call: (194) [system] ($)=')'
   Fail: (194) [system] ($)=')'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _370956)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _372814)
   Exit: (196) [system] peek_char((0x55fbb4538270), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
   Call: (196) [system] ($)=(/)
   Fail: (196) [system] ($)=(/)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _388824)
   Exit: (195) [system] get_char((0x55fbb4538270), $)
   Call: (195) [system] ($)='('
   Fail: (195) [system] ($)='('
   Call: (195) [system] ($)='['
   Fail: (195) [system] ($)='['
   Call: (195) [system] ($)='{'
   Fail: (195) [system] ($)='{'
   Call: (195) [system] ($)='"'
   Fail: (195) [system] ($)='"'
   Call: (195) [system] ($)=!
   Fail: (195) [system] ($)=!
   Call: (195) [system] ($)='\''
   Fail: (195) [system] ($)='\''
   Call: (195) [system] ($)='`'
   Fail: (195) [system] ($)='`'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55fbb4538270), $, _370956)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _406466)
   Call: (197) [system] peek_char((0x55fbb4538270), _407400)
   Exit: (197) [system] peek_char((0x55fbb4538270), p)
^  Call: (197) [user] is_delimiter(p)
   Call: (198) [system] char_type(p, space)
   Fail: (198) [system] char_type(p, space)
   Call: (198) [system] arg(_412120, v('(', ')', end_of_file), p)
   Fail: (198) [system] arg(_413052, v('(', ')', end_of_file), p)
^  Fail: (197) [user] is_delimiter(p)
   Call: (197) [system] ')'==p
   Fail: (197) [system] ')'==p
   Call: (197) [system] get_char((0x55fbb4538270), p)
   Exit: (197) [system] get_char((0x55fbb4538270), p)
   Call: (197) [system] p=(\)
   Fail: (197) [system] p=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _420402)
   Call: (198) [system] peek_char((0x55fbb4538270), _421336)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (198) [user] is_delimiter(' ')
   Call: (199) [system] char_type(' ', space)
   Exit: (199) [system] char_type(' ', space)
^  Exit: (198) [user] is_delimiter(' ')
   Call: (198) [system] _420402=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (197) [system] _406466=[p]
   Exit: (197) [system] [p]=[p]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [p])
^  Call: (196) [user] classify_and_convert_charseq([$, p], _370956)
^  Call: (197) [user] classify_and_convert_charseq_([$, p], _433414)
   Call: (198) [system] atom_chars(_434346, ['_', p])
   Exit: (198) [system] atom_chars('_p', ['_', p])
^  Exit: (197) [user] classify_and_convert_charseq_([$, p], _p)
   Call: (197) [system] integer(_p)
   Fail: (197) [system] integer(_p)
   Call: (197) [system] _370956=_p
   Exit: (197) [system] _p=_p
^  Exit: (196) [user] classify_and_convert_charseq([$, p], _p)
^  Exit: (195) [user] read_symbolic(')', (0x55fbb4538270), $, _p)
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), _p)
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _443638)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _445496)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _455090)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _457794)
   Exit: (197) [system] peek_char((0x55fbb4538270), $)
   Call: (197) [system] ($)=(;)
   Fail: (197) [system] ($)=(;)
   Call: (197) [system] ($)=(/)
   Fail: (197) [system] ($)=(/)
^  Call: (197) [user] is_like_space($)
   Call: (198) [system] char_type($, 'white')
   Fail: (198) [system] char_type($, 'white')
   Call: (198) [system] char_type($, end_of_line)
   Fail: (198) [system] char_type($, end_of_line)
   Call: (198) [system] char_type($, space)
   Fail: (198) [system] char_type($, space)
   Call: (198) [system] char_type($, cntrl)
   Fail: (198) [system] char_type($, cntrl)
^  Fail: (197) [user] is_like_space($)
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _474728)
   Exit: (195) [system] peek_char((0x55fbb4538270), $)
   Call: (195) [system] ($)=')'
   Fail: (195) [system] ($)=')'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _480298)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _482156)
   Exit: (197) [system] peek_char((0x55fbb4538270), $)
   Call: (197) [system] ($)=(;)
   Fail: (197) [system] ($)=(;)
   Call: (197) [system] ($)=(/)
   Fail: (197) [system] ($)=(/)
^  Call: (197) [user] is_like_space($)
   Call: (198) [system] char_type($, 'white')
   Fail: (198) [system] char_type($, 'white')
   Call: (198) [system] char_type($, end_of_line)
   Fail: (198) [system] char_type($, end_of_line)
   Call: (198) [system] char_type($, space)
   Fail: (198) [system] char_type($, space)
   Call: (198) [system] char_type($, cntrl)
   Fail: (198) [system] char_type($, cntrl)
^  Fail: (197) [user] is_like_space($)
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _498166)
   Exit: (196) [system] get_char((0x55fbb4538270), $)
   Call: (196) [system] ($)='('
   Fail: (196) [system] ($)='('
   Call: (196) [system] ($)='['
   Fail: (196) [system] ($)='['
   Call: (196) [system] ($)='{'
   Fail: (196) [system] ($)='{'
   Call: (196) [system] ($)='"'
   Fail: (196) [system] ($)='"'
   Call: (196) [system] ($)=!
   Fail: (196) [system] ($)=!
   Call: (196) [system] ($)='\''
   Fail: (196) [system] ($)='\''
   Call: (196) [system] ($)='`'
   Fail: (196) [system] ($)='`'
   Call: (196) [system] ($)=end_of_file
   Fail: (196) [system] ($)=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55fbb4538270), $, _480298)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _515808)
   Call: (198) [system] peek_char((0x55fbb4538270), _516742)
   Exit: (198) [system] peek_char((0x55fbb4538270), q)
^  Call: (198) [user] is_delimiter(q)
   Call: (199) [system] char_type(q, space)
   Fail: (199) [system] char_type(q, space)
   Call: (199) [system] arg(_521462, v('(', ')', end_of_file), q)
   Fail: (199) [system] arg(_522394, v('(', ')', end_of_file), q)
^  Fail: (198) [user] is_delimiter(q)
   Call: (198) [system] ')'==q
   Fail: (198) [system] ')'==q
   Call: (198) [system] get_char((0x55fbb4538270), q)
   Exit: (198) [system] get_char((0x55fbb4538270), q)
   Call: (198) [system] q=(\)
   Fail: (198) [system] q=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _529744)
   Call: (199) [system] peek_char((0x55fbb4538270), _530678)
   Exit: (199) [system] peek_char((0x55fbb4538270), ')')
^  Call: (199) [user] is_delimiter(')')
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] arg(_535398, v('(', ')', end_of_file), ')')
   Exit: (200) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (199) [user] is_delimiter(')')
   Call: (199) [system] _529744=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (198) [system] _515808=[q]
   Exit: (198) [system] [q]=[q]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [q])
^  Call: (197) [user] classify_and_convert_charseq([$, q], _480298)
^  Call: (198) [user] classify_and_convert_charseq_([$, q], _544628)
   Call: (199) [system] atom_chars(_545560, ['_', q])
   Exit: (199) [system] atom_chars('_q', ['_', q])
^  Exit: (198) [user] classify_and_convert_charseq_([$, q], _q)
   Call: (198) [system] integer(_q)
   Fail: (198) [system] integer(_q)
   Call: (198) [system] _480298=_q
   Exit: (198) [system] _q=_q
^  Exit: (197) [user] classify_and_convert_charseq([$, q], _q)
^  Exit: (196) [user] read_symbolic(')', (0x55fbb4538270), $, _q)
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), _q)
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _554852)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _556710)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
   Call: (197) [system] ')'=(/)
   Fail: (197) [system] ')'=(/)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _572720)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55fbb4538270), _576510)
   Exit: (196) [system] get_char((0x55fbb4538270), ')')
   Call: (196) [system] _554852=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [])
   Call: (195) [system] _443638=[_q]
   Exit: (195) [system] [_q]=[_q]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [_q])
   Call: (194) [system] _334296=[_p, _q]
   Exit: (194) [system] [_p, _q]=[_p, _q]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [_p, _q])
   Call: (193) [system] _144950=['OrLink', _p, _q]
   Exit: (193) [system] ['OrLink', _p, _q]=['OrLink', _p, _q]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), ['OrLink', _p, _q])
^  Exit: (191) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', _p, _q])
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _590392)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _592250)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _601844)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _604548)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
   Call: (194) [system] '('=(/)
   Fail: (194) [system] '('=(/)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _621482)
   Exit: (192) [system] peek_char((0x55fbb4538270), '(')
   Call: (192) [system] '('=')'
   Fail: (192) [system] '('=')'
   Call: (192) [system] '('=end_of_file
   Fail: (192) [system] '('=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _627052)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _628910)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
   Call: (194) [system] '('=(/)
   Fail: (194) [system] '('=(/)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _644920)
   Exit: (193) [system] get_char((0x55fbb4538270), '(')
   Call: (193) [system] '('='('
   Exit: (193) [system] '('='('
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _627052)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _650490)
   Exit: (195) [system] peek_char((0x55fbb4538270), 'N')
   Call: (195) [system] 'N'=(;)
   Fail: (195) [system] 'N'=(;)
   Call: (195) [system] 'N'=(/)
   Fail: (195) [system] 'N'=(/)
^  Call: (195) [user] is_like_space('N')
   Call: (196) [system] char_type('N', 'white')
   Fail: (196) [system] char_type('N', 'white')
   Call: (196) [system] char_type('N', end_of_line)
   Fail: (196) [system] char_type('N', end_of_line)
   Call: (196) [system] char_type('N', space)
   Fail: (196) [system] char_type('N', space)
   Call: (196) [system] char_type('N', cntrl)
   Fail: (196) [system] char_type('N', cntrl)
^  Fail: (195) [user] is_like_space('N')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _666500)
   Exit: (194) [system] peek_char((0x55fbb4538270), 'N')
   Call: (194) [system] 'N'=')'
   Fail: (194) [system] 'N'=')'
   Call: (194) [system] 'N'=end_of_file
   Fail: (194) [system] 'N'=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _672070)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _673928)
   Exit: (196) [system] peek_char((0x55fbb4538270), 'N')
   Call: (196) [system] 'N'=(;)
   Fail: (196) [system] 'N'=(;)
   Call: (196) [system] 'N'=(/)
   Fail: (196) [system] 'N'=(/)
^  Call: (196) [user] is_like_space('N')
   Call: (197) [system] char_type('N', 'white')
   Fail: (197) [system] char_type('N', 'white')
   Call: (197) [system] char_type('N', end_of_line)
   Fail: (197) [system] char_type('N', end_of_line)
   Call: (197) [system] char_type('N', space)
   Fail: (197) [system] char_type('N', space)
   Call: (197) [system] char_type('N', cntrl)
   Fail: (197) [system] char_type('N', cntrl)
^  Fail: (196) [user] is_like_space('N')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _689938)
   Exit: (195) [system] get_char((0x55fbb4538270), 'N')
   Call: (195) [system] 'N'='('
   Fail: (195) [system] 'N'='('
   Call: (195) [system] 'N'='['
   Fail: (195) [system] 'N'='['
   Call: (195) [system] 'N'='{'
   Fail: (195) [system] 'N'='{'
   Call: (195) [system] 'N'='"'
   Fail: (195) [system] 'N'='"'
   Call: (195) [system] 'N'=!
   Fail: (195) [system] 'N'=!
   Call: (195) [system] 'N'='\''
   Fail: (195) [system] 'N'='\''
   Call: (195) [system] 'N'='`'
   Fail: (195) [system] 'N'='`'
   Call: (195) [system] 'N'=end_of_file
   Fail: (195) [system] 'N'=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55fbb4538270), 'N', _672070)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _707580)
   Call: (197) [system] peek_char((0x55fbb4538270), _708514)
   Exit: (197) [system] peek_char((0x55fbb4538270), o)
^  Call: (197) [user] is_delimiter(o)
   Call: (198) [system] char_type(o, space)
   Fail: (198) [system] char_type(o, space)
   Call: (198) [system] arg(_713234, v('(', ')', end_of_file), o)
   Fail: (198) [system] arg(_714166, v('(', ')', end_of_file), o)
^  Fail: (197) [user] is_delimiter(o)
   Call: (197) [system] ')'==o
   Fail: (197) [system] ')'==o
   Call: (197) [system] get_char((0x55fbb4538270), o)
   Exit: (197) [system] get_char((0x55fbb4538270), o)
   Call: (197) [system] o=(\)
   Fail: (197) [system] o=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _721516)
   Call: (198) [system] peek_char((0x55fbb4538270), _722450)
   Exit: (198) [system] peek_char((0x55fbb4538270), t)
^  Call: (198) [user] is_delimiter(t)
   Call: (199) [system] char_type(t, space)
   Fail: (199) [system] char_type(t, space)
   Call: (199) [system] arg(_727170, v('(', ')', end_of_file), t)
   Fail: (199) [system] arg(_728102, v('(', ')', end_of_file), t)
^  Fail: (198) [user] is_delimiter(t)
   Call: (198) [system] ')'==t
   Fail: (198) [system] ')'==t
   Call: (198) [system] get_char((0x55fbb4538270), t)
   Exit: (198) [system] get_char((0x55fbb4538270), t)
   Call: (198) [system] t=(\)
   Fail: (198) [system] t=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _735452)
   Call: (199) [system] peek_char((0x55fbb4538270), _736386)
   Exit: (199) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (199) [user] is_delimiter('L')
   Call: (200) [system] char_type('L', space)
   Fail: (200) [system] char_type('L', space)
   Call: (200) [system] arg(_741106, v('(', ')', end_of_file), 'L')
   Fail: (200) [system] arg(_742038, v('(', ')', end_of_file), 'L')
^  Fail: (199) [user] is_delimiter('L')
   Call: (199) [system] ')'=='L'
   Fail: (199) [system] ')'=='L'
   Call: (199) [system] get_char((0x55fbb4538270), 'L')
   Exit: (199) [system] get_char((0x55fbb4538270), 'L')
   Call: (199) [system] 'L'=(\)
   Fail: (199) [system] 'L'=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _749388)
   Call: (200) [system] peek_char((0x55fbb4538270), _750322)
   Exit: (200) [system] peek_char((0x55fbb4538270), i)
^  Call: (200) [user] is_delimiter(i)
   Call: (201) [system] char_type(i, space)
   Fail: (201) [system] char_type(i, space)
   Call: (201) [system] arg(_755042, v('(', ')', end_of_file), i)
   Fail: (201) [system] arg(_755974, v('(', ')', end_of_file), i)
^  Fail: (200) [user] is_delimiter(i)
   Call: (200) [system] ')'==i
   Fail: (200) [system] ')'==i
   Call: (200) [system] get_char((0x55fbb4538270), i)
   Exit: (200) [system] get_char((0x55fbb4538270), i)
   Call: (200) [system] i=(\)
   Fail: (200) [system] i=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _763324)
   Call: (201) [system] peek_char((0x55fbb4538270), _764258)
   Exit: (201) [system] peek_char((0x55fbb4538270), n)
^  Call: (201) [user] is_delimiter(n)
   Call: (202) [system] char_type(n, space)
   Fail: (202) [system] char_type(n, space)
   Call: (202) [system] arg(_768978, v('(', ')', end_of_file), n)
   Fail: (202) [system] arg(_769910, v('(', ')', end_of_file), n)
^  Fail: (201) [user] is_delimiter(n)
   Call: (201) [system] ')'==n
   Fail: (201) [system] ')'==n
   Call: (201) [system] get_char((0x55fbb4538270), n)
   Exit: (201) [system] get_char((0x55fbb4538270), n)
   Call: (201) [system] n=(\)
   Fail: (201) [system] n=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _777260)
   Call: (202) [system] peek_char((0x55fbb4538270), _778194)
   Exit: (202) [system] peek_char((0x55fbb4538270), k)
^  Call: (202) [user] is_delimiter(k)
   Call: (203) [system] char_type(k, space)
   Fail: (203) [system] char_type(k, space)
   Call: (203) [system] arg(_782914, v('(', ')', end_of_file), k)
   Fail: (203) [system] arg(_783846, v('(', ')', end_of_file), k)
^  Fail: (202) [user] is_delimiter(k)
   Call: (202) [system] ')'==k
   Fail: (202) [system] ')'==k
   Call: (202) [system] get_char((0x55fbb4538270), k)
   Exit: (202) [system] get_char((0x55fbb4538270), k)
   Call: (202) [system] k=(\)
   Fail: (202) [system] k=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _791196)
   Call: (203) [system] peek_char((0x55fbb4538270), _792130)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (203) [user] is_delimiter(' ')
   Call: (204) [system] char_type(' ', space)
   Exit: (204) [system] char_type(' ', space)
^  Exit: (203) [user] is_delimiter(' ')
   Call: (203) [system] _791196=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (202) [system] _777260=[k]
   Exit: (202) [system] [k]=[k]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (201) [system] _763324=[n, k]
   Exit: (201) [system] [n, k]=[n, k]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (200) [system] _749388=[i, n, k]
   Exit: (200) [system] [i, n, k]=[i, n, k]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (199) [system] _735452=['L', i, n, k]
   Exit: (199) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (198) [system] _721516=[t, 'L', i, n, k]
   Exit: (198) [system] [t, 'L', i, n, k]=[t, 'L', i, n, k]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, 'L', i, n, k])
   Call: (197) [system] _707580=[o, t, 'L', i, n, k]
   Exit: (197) [system] [o, t, 'L', i, n, k]=[o, t, 'L', i, n, k]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, t, 'L', i, n, k])
^  Call: (196) [user] classify_and_convert_charseq(['N', o, t, 'L', i, n, k], _672070)
^  Call: (197) [user] classify_and_convert_charseq_(['N', o, t, 'L', i, n, k], _818178)
^  Call: (199) [system] setup_call_cleanup('$notrace'(_819130, _819132), once(user:catch(read_from_chars(['N', o, t, 'L', i, n, k], _818178), _819112, fail)), '$restore_trace'(_819130, _819132))
^  Call: (200) [system] sig_atomic(system:'$notrace'(_819130, _819132))
^  Exit: (199) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['N', o, t, 'L', i, n, k], _818178), _819112, fail)), system:'$restore_trace'(3, -1))
   Call: (198) [system] atomic(_818178)
   Fail: (198) [system] atomic(_818178)
   Call: (198) [system] atom_chars(_818178, ['N', o, t, 'L', i, n, k])
   Exit: (198) [system] atom_chars('NotLink', ['N', o, t, 'L', i, n, k])
^  Exit: (197) [user] classify_and_convert_charseq_(['N', o, t, 'L', i, n, k], 'NotLink')
   Call: (197) [system] integer('NotLink')
   Fail: (197) [system] integer('NotLink')
   Call: (197) [system] _672070='NotLink'
   Exit: (197) [system] 'NotLink'='NotLink'
^  Exit: (196) [user] classify_and_convert_charseq(['N', o, t, 'L', i, n, k], 'NotLink')
^  Exit: (195) [user] read_symbolic(')', (0x55fbb4538270), 'N', 'NotLink')
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), 'NotLink')
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _833128)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _834986)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _844580)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _847284)
   Exit: (197) [system] peek_char((0x55fbb4538270), $)
   Call: (197) [system] ($)=(;)
   Fail: (197) [system] ($)=(;)
   Call: (197) [system] ($)=(/)
   Fail: (197) [system] ($)=(/)
^  Call: (197) [user] is_like_space($)
   Call: (198) [system] char_type($, 'white')
   Fail: (198) [system] char_type($, 'white')
   Call: (198) [system] char_type($, end_of_line)
   Fail: (198) [system] char_type($, end_of_line)
   Call: (198) [system] char_type($, space)
   Fail: (198) [system] char_type($, space)
   Call: (198) [system] char_type($, cntrl)
   Fail: (198) [system] char_type($, cntrl)
^  Fail: (197) [user] is_like_space($)
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _864218)
   Exit: (195) [system] peek_char((0x55fbb4538270), $)
   Call: (195) [system] ($)=')'
   Fail: (195) [system] ($)=')'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _869788)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _871646)
   Exit: (197) [system] peek_char((0x55fbb4538270), $)
   Call: (197) [system] ($)=(;)
   Fail: (197) [system] ($)=(;)
   Call: (197) [system] ($)=(/)
   Fail: (197) [system] ($)=(/)
^  Call: (197) [user] is_like_space($)
   Call: (198) [system] char_type($, 'white')
   Fail: (198) [system] char_type($, 'white')
   Call: (198) [system] char_type($, end_of_line)
   Fail: (198) [system] char_type($, end_of_line)
   Call: (198) [system] char_type($, space)
   Fail: (198) [system] char_type($, space)
   Call: (198) [system] char_type($, cntrl)
   Fail: (198) [system] char_type($, cntrl)
^  Fail: (197) [user] is_like_space($)
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _887656)
   Exit: (196) [system] get_char((0x55fbb4538270), $)
   Call: (196) [system] ($)='('
   Fail: (196) [system] ($)='('
   Call: (196) [system] ($)='['
   Fail: (196) [system] ($)='['
   Call: (196) [system] ($)='{'
   Fail: (196) [system] ($)='{'
   Call: (196) [system] ($)='"'
   Fail: (196) [system] ($)='"'
   Call: (196) [system] ($)=!
   Fail: (196) [system] ($)=!
   Call: (196) [system] ($)='\''
   Fail: (196) [system] ($)='\''
   Call: (196) [system] ($)='`'
   Fail: (196) [system] ($)='`'
   Call: (196) [system] ($)=end_of_file
   Fail: (196) [system] ($)=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55fbb4538270), $, _869788)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _905298)
   Call: (198) [system] peek_char((0x55fbb4538270), _906232)
   Exit: (198) [system] peek_char((0x55fbb4538270), p)
^  Call: (198) [user] is_delimiter(p)
   Call: (199) [system] char_type(p, space)
   Fail: (199) [system] char_type(p, space)
   Call: (199) [system] arg(_910952, v('(', ')', end_of_file), p)
   Fail: (199) [system] arg(_911884, v('(', ')', end_of_file), p)
^  Fail: (198) [user] is_delimiter(p)
   Call: (198) [system] ')'==p
   Fail: (198) [system] ')'==p
   Call: (198) [system] get_char((0x55fbb4538270), p)
   Exit: (198) [system] get_char((0x55fbb4538270), p)
   Call: (198) [system] p=(\)
   Fail: (198) [system] p=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _919234)
   Call: (199) [system] peek_char((0x55fbb4538270), _920168)
   Exit: (199) [system] peek_char((0x55fbb4538270), ')')
^  Call: (199) [user] is_delimiter(')')
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] arg(_924888, v('(', ')', end_of_file), ')')
   Exit: (200) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (199) [user] is_delimiter(')')
   Call: (199) [system] _919234=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (198) [system] _905298=[p]
   Exit: (198) [system] [p]=[p]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [p])
^  Call: (197) [user] classify_and_convert_charseq([$, p], _869788)
^  Call: (198) [user] classify_and_convert_charseq_([$, p], _934118)
   Call: (199) [system] atom_chars(_935050, ['_', p])
   Exit: (199) [system] atom_chars('_p', ['_', p])
^  Exit: (198) [user] classify_and_convert_charseq_([$, p], _p)
   Call: (198) [system] integer(_p)
   Fail: (198) [system] integer(_p)
   Call: (198) [system] _869788=_p
   Exit: (198) [system] _p=_p
^  Exit: (197) [user] classify_and_convert_charseq([$, p], _p)
^  Exit: (196) [user] read_symbolic(')', (0x55fbb4538270), $, _p)
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), _p)
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _944342)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _946200)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
   Call: (197) [system] ')'=(/)
   Fail: (197) [system] ')'=(/)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _962210)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55fbb4538270), _966000)
   Exit: (196) [system] get_char((0x55fbb4538270), ')')
   Call: (196) [system] _944342=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [])
   Call: (195) [system] _833128=[_p]
   Exit: (195) [system] [_p]=[_p]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [_p])
   Call: (194) [system] _627052=['NotLink', _p]
   Exit: (194) [system] ['NotLink', _p]=['NotLink', _p]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), ['NotLink', _p])
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), ['NotLink', _p])
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _977088)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _978946)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
   Call: (194) [system] ' '=(/)
   Fail: (194) [system] ' '=(/)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55fbb4538270), _988540)
   Exit: (194) [system] get_char((0x55fbb4538270), ' ')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _991244)
   Exit: (195) [system] peek_char((0x55fbb4538270), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
   Call: (195) [system] ($)=(/)
   Fail: (195) [system] ($)=(/)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1008178)
   Exit: (193) [system] peek_char((0x55fbb4538270), $)
   Call: (193) [system] ($)=')'
   Fail: (193) [system] ($)=')'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _1013748)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1015606)
   Exit: (195) [system] peek_char((0x55fbb4538270), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
   Call: (195) [system] ($)=(/)
   Fail: (195) [system] ($)=(/)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _1031616)
   Exit: (194) [system] get_char((0x55fbb4538270), $)
   Call: (194) [system] ($)='('
   Fail: (194) [system] ($)='('
   Call: (194) [system] ($)='['
   Fail: (194) [system] ($)='['
   Call: (194) [system] ($)='{'
   Fail: (194) [system] ($)='{'
   Call: (194) [system] ($)='"'
   Fail: (194) [system] ($)='"'
   Call: (194) [system] ($)=!
   Fail: (194) [system] ($)=!
   Call: (194) [system] ($)='\''
   Fail: (194) [system] ($)='\''
   Call: (194) [system] ($)='`'
   Fail: (194) [system] ($)='`'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55fbb4538270), $, _1013748)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _1049258)
   Call: (196) [system] peek_char((0x55fbb4538270), _1050192)
   Exit: (196) [system] peek_char((0x55fbb4538270), q)
^  Call: (196) [user] is_delimiter(q)
   Call: (197) [system] char_type(q, space)
   Fail: (197) [system] char_type(q, space)
   Call: (197) [system] arg(_1054912, v('(', ')', end_of_file), q)
   Fail: (197) [system] arg(_1055844, v('(', ')', end_of_file), q)
^  Fail: (196) [user] is_delimiter(q)
   Call: (196) [system] ')'==q
   Fail: (196) [system] ')'==q
   Call: (196) [system] get_char((0x55fbb4538270), q)
   Exit: (196) [system] get_char((0x55fbb4538270), q)
   Call: (196) [system] q=(\)
   Fail: (196) [system] q=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _1063194)
   Call: (197) [system] peek_char((0x55fbb4538270), _1064128)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
^  Call: (197) [user] is_delimiter(')')
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] arg(_1068848, v('(', ')', end_of_file), ')')
   Exit: (198) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (197) [user] is_delimiter(')')
   Call: (197) [system] _1063194=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (196) [system] _1049258=[q]
   Exit: (196) [system] [q]=[q]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [q])
^  Call: (195) [user] classify_and_convert_charseq([$, q], _1013748)
^  Call: (196) [user] classify_and_convert_charseq_([$, q], _1078078)
   Call: (197) [system] atom_chars(_1079010, ['_', q])
   Exit: (197) [system] atom_chars('_q', ['_', q])
^  Exit: (196) [user] classify_and_convert_charseq_([$, q], _q)
   Call: (196) [system] integer(_q)
   Fail: (196) [system] integer(_q)
   Call: (196) [system] _1013748=_q
   Exit: (196) [system] _q=_q
^  Exit: (195) [user] classify_and_convert_charseq([$, q], _q)
^  Exit: (194) [user] read_symbolic(')', (0x55fbb4538270), $, _q)
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), _q)
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _1088302)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1090160)
   Exit: (195) [system] peek_char((0x55fbb4538270), ')')
   Call: (195) [system] ')'=(;)
   Fail: (195) [system] ')'=(;)
   Call: (195) [system] ')'=(/)
   Fail: (195) [system] ')'=(/)
^  Call: (195) [user] is_like_space(')')
   Call: (196) [system] char_type(')', 'white')
   Fail: (196) [system] char_type(')', 'white')
   Call: (196) [system] char_type(')', end_of_line)
   Fail: (196) [system] char_type(')', end_of_line)
   Call: (196) [system] char_type(')', space)
   Fail: (196) [system] char_type(')', space)
   Call: (196) [system] char_type(')', cntrl)
   Fail: (196) [system] char_type(')', cntrl)
^  Fail: (195) [user] is_like_space(')')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1106170)
   Exit: (194) [system] peek_char((0x55fbb4538270), ')')
   Call: (194) [system] ')'=')'
   Exit: (194) [system] ')'=')'
   Call: (194) [system] get_char((0x55fbb4538270), _1109960)
   Exit: (194) [system] get_char((0x55fbb4538270), ')')
   Call: (194) [system] _1088302=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [])
   Call: (193) [system] _977088=[_q]
   Exit: (193) [system] [_q]=[_q]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [_q])
   Call: (192) [system] _590392=[['NotLink', _p], _q]
   Exit: (192) [system] [['NotLink', _p], _q]=[['NotLink', _p], _q]
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), [['NotLink', _p], _q])
   Call: (191) [system] _108290=[['OrLink', _p, _q], ['NotLink', _p], _q]
   Exit: (191) [system] [['OrLink', _p, _q], ['NotLink', _p], _q]=[['OrLink', _p, _q], ['NotLink', _p], _q]
^  Exit: (190) [user] read_list(')', (0x55fbb4538270), [['OrLink', _p, _q], ['NotLink', _p], _q])
   Call: (190) [system] _3396=[->, ['OrLink', _p, _q], ['NotLink', _p], _q]
   Exit: (190) [system] [->, ['OrLink', _p, _q], ['NotLink', _p], _q]=[->, ['OrLink', _p, _q], ['NotLink', _p], _q]
^  Exit: (189) [user] read_list(')', (0x55fbb4538270), [->, ['OrLink', _p, _q], ['NotLink', _p], _q])
^  Exit: (188) [user] cont_sexpr(')', (0x55fbb4538270), [->, ['OrLink', _p, _q], ['NotLink', _p], _q])
^  Call: (188) [user] read_list(')', (0x55fbb4538270), _1126636)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1128494)
   Exit: (190) [system] peek_char((0x55fbb4538270), ')')
   Call: (190) [system] ')'=(;)
   Fail: (190) [system] ')'=(;)
   Call: (190) [system] ')'=(/)
   Fail: (190) [system] ')'=(/)
^  Call: (190) [user] is_like_space(')')
   Call: (191) [system] char_type(')', 'white')
   Fail: (191) [system] char_type(')', 'white')
   Call: (191) [system] char_type(')', end_of_line)
   Fail: (191) [system] char_type(')', end_of_line)
   Call: (191) [system] char_type(')', space)
   Fail: (191) [system] char_type(')', space)
   Call: (191) [system] char_type(')', cntrl)
   Fail: (191) [system] char_type(')', cntrl)
^  Fail: (190) [user] is_like_space(')')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1144504)
   Exit: (189) [system] peek_char((0x55fbb4538270), ')')
   Call: (189) [system] ')'=')'
   Exit: (189) [system] ')'=')'
   Call: (189) [system] get_char((0x55fbb4538270), _1148294)
   Exit: (189) [system] get_char((0x55fbb4538270), ')')
   Call: (189) [system] _1126636=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_list(')', (0x55fbb4538270), [])
   Call: (188) [system] _3392=[[->, ['OrLink', _p, _q], ['NotLink', _p], _q]]
   Exit: (188) [system] [[->, ['OrLink', _p, _q], ['NotLink', _p], _q]]=[[->, ['OrLink', _p, _q], ['NotLink', _p], _q]]
^  Exit: (187) [user] read_list(')', (0x55fbb4538270), [[->, ['OrLink', _p, _q], ['NotLink', _p], _q]])
   Call: (187) [system] _3386=['DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]
   Exit: (187) [system] ['DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]=['DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]
^  Exit: (186) [user] read_list(')', (0x55fbb4538270), ['DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]])
   Call: (186) [system] _3378=[:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]
   Exit: (186) [system] [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]=[:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]
^  Exit: (185) [user] read_list(')', (0x55fbb4538270), [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]])
^  Exit: (184) [user] cont_sexpr(')', (0x55fbb4538270), [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]])
^  Call: (184) [user] read_list(')', (0x55fbb4538270), _1162176)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1164034)
   Exit: (186) [system] peek_char((0x55fbb4538270), ')')
   Call: (186) [system] ')'=(;)
   Fail: (186) [system] ')'=(;)
   Call: (186) [system] ')'=(/)
   Fail: (186) [system] ')'=(/)
^  Call: (186) [user] is_like_space(')')
   Call: (187) [system] char_type(')', 'white')
   Fail: (187) [system] char_type(')', 'white')
   Call: (187) [system] char_type(')', end_of_line)
   Fail: (187) [system] char_type(')', end_of_line)
   Call: (187) [system] char_type(')', space)
   Fail: (187) [system] char_type(')', space)
   Call: (187) [system] char_type(')', cntrl)
   Fail: (187) [system] char_type(')', cntrl)
^  Fail: (186) [user] is_like_space(')')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1180044)
   Exit: (185) [system] peek_char((0x55fbb4538270), ')')
   Call: (185) [system] ')'=')'
   Exit: (185) [system] ')'=')'
   Call: (185) [system] get_char((0x55fbb4538270), _1183834)
   Exit: (185) [system] get_char((0x55fbb4538270), ')')
   Call: (185) [system] _1162176=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_list(')', (0x55fbb4538270), [])
   Call: (184) [system] _3374=[[:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]]
   Exit: (184) [system] [[:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]]=[[:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]]
^  Exit: (183) [user] read_list(')', (0x55fbb4538270), [[:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]])
   Call: (183) [system] _3362=[[rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]]
   Exit: (183) [system] [[rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]]=[[rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]]
^  Exit: (182) [user] read_list(')', (0x55fbb4538270), [[rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]])
   Call: (182) [system] _3322=[=, [rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]]
   Exit: (182) [system] [=, [rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]]=[=, [rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]]
^  Exit: (181) [user] read_list(')', (0x55fbb4538270), [=, [rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]])
^  Exit: (180) [user] cont_sexpr(')', (0x55fbb4538270), [=, [rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]])
^  Exit: (179) [user] read_sexpr((0x55fbb4538270), [=, [rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]])
^  Call: (179) [user] assertz(metta_file_comment(111, 0, 4436, [=, [rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]], '$stream_position'(4436, 111, 0, 4436)))
^  Exit: (179) [user] assertz(metta_file_comment(111, 0, 4436, [=, [rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]], '$stream_position'(4436, 111, 0, 4436)))
^  Exit: (177) [system] once(user:(read_position((0x55fbb4538270), 111, 0, 4436, '$stream_position'(4436, 111, 0, 4436)), read_sexpr((0x55fbb4538270), [=, [rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]]), assertz(metta_file_comment(111, 0, 4436, [=, [rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]], '$stream_position'(4436, 111, 0, 4436)))))
   Call: (177) [system] fail
^  Call: (177) [user] retract(metta_file_comment(_1202352, _1202354, _1202356, _1202358, _1202360))
^  Exit: (177) [user] retract(metta_file_comment(53, 0, 1693, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], '$stream_position'(1693, 53, 0, 1693)))
^  Call: (177) [user] trly(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _3084)
^  Call: (178) [user] once(call(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1205520))
^  Call: (179) [user] call(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1205520)
^  Call: (180) [user] untyped_to_metta([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1205520)
^  Call: (181) [user] must_det_ll(trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1208336))
^  Call: (182) [user] once(user:trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1208336))
^  Call: (183) [user] trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1208336)
^  Call: (184) [user] once(call(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1211136))
^  Call: (185) [user] call(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1211136)
^  Call: (186) [user] mfix_vars1([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1211136)
   Call: (187) [system] var([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
   Call: (187) [system] atom([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
   Call: (187) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]==true
   Call: (187) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]==false
   Call: (187) [system] (=)=='['
   Call: (187) [system] (=)=='{'
   Call: (187) [system] is_list([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
   Exit: (187) [system] is_list([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
   Call: (187) [lists] lists:last([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1221358)
   Call: (188) [lists] lists:last_([['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [synthesize, _query, _kb, _rb, ['S', _k]], _1221358)
   Call: (189) [lists] lists:last_([], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query], _1221358)
   Exit: (189) [lists] lists:last_([], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query])
   Exit: (188) [lists] lists:last_([['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query])
   Exit: (187) [lists] lists:last([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query])
   Call: (187) [system] ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]=='}'
   Call: (187) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]==[_1227874, _1227880]
   Call: (187) [system] fail
   Call: (187) [system] is_list([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
   Exit: (187) [system] is_list([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
^  Call: (187) [user] apply:maplist(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1211136)
   Call: (188) [apply] apply:maplist_([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1211136, user:mfix_vars1)
^  Call: (189) [user] mfix_vars1(=, _1233454)
   Call: (190) [system] var(=)
   Call: (190) [system] atom(=)
   Exit: (190) [system] atom(=)
^  Call: (190) [user] symbol_concat($, _1237162, =)
   Call: (191) [system] atom_concat($, _1237162, =)
   Fail: (191) [system] atom_concat($, _1237162, =)
^  Fail: (190) [user] symbol_concat($, _1237162, =)
   Call: (190) [system] (=)==true
   Call: (190) [system] (=)==false
   Call: (190) [system] (=)==[_1242750, _1242756]
   Call: (190) [system] is_list(=)
   Call: (190) [system] string(=)
   Call: (190) [system] compound(=)
^  Call: (190) [user] symbol(=)
   Call: (191) [system] atom(=)
   Exit: (191) [system] atom(=)
^  Exit: (190) [user] symbol(=)
^  Exit: (189) [user] mfix_vars1(=, =)
   Call: (189) [apply] apply:maplist_([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1233456, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1([synthesize, _query, _kb, _rb, ['S', _k]], _1252018)
   Call: (191) [system] var([synthesize, _query, _kb, _rb, ['S', _k]])
   Call: (191) [system] atom([synthesize, _query, _kb, _rb, ['S', _k]])
   Call: (191) [system] [synthesize, _query, _kb, _rb, ['S', _k]]==true
   Call: (191) [system] [synthesize, _query, _kb, _rb, ['S', _k]]==false
   Call: (191) [system] synthesize=='['
   Call: (191) [system] synthesize=='{'
   Call: (191) [system] is_list([_query, _kb, _rb, ['S', _k]])
   Exit: (191) [system] is_list([_query, _kb, _rb, ['S', _k]])
   Call: (191) [lists] lists:last([_query, _kb, _rb, ['S', _k]], _1260362)
   Call: (192) [lists] lists:last_([_kb, _rb, ['S', _k]], _query, _1260362)
   Call: (193) [lists] lists:last_([_rb, ['S', _k]], _kb, _1260362)
   Call: (194) [lists] lists:last_([['S', _k]], _rb, _1260362)
   Call: (195) [lists] lists:last_([], ['S', _k], _1260362)
   Exit: (195) [lists] lists:last_([], ['S', _k], ['S', _k])
   Exit: (194) [lists] lists:last_([['S', _k]], _rb, ['S', _k])
   Exit: (193) [lists] lists:last_([_rb, ['S', _k]], _kb, ['S', _k])
   Exit: (192) [lists] lists:last_([_kb, _rb, ['S', _k]], _query, ['S', _k])
   Exit: (191) [lists] lists:last([_query, _kb, _rb, ['S', _k]], ['S', _k])
   Call: (191) [system] ['S', _k]=='}'
   Call: (191) [system] [synthesize, _query, _kb, _rb, ['S', _k]]==[_1270606, _1270612]
   Call: (191) [system] fail
   Call: (191) [system] is_list([synthesize, _query, _kb, _rb, ['S', _k]])
   Exit: (191) [system] is_list([synthesize, _query, _kb, _rb, ['S', _k]])
^  Call: (191) [user] apply:maplist(mfix_vars1, [synthesize, _query, _kb, _rb, ['S', _k]], _1252018)
   Call: (192) [apply] apply:maplist_([synthesize, _query, _kb, _rb, ['S', _k]], _1252018, user:mfix_vars1)
^  Call: (193) [user] mfix_vars1(synthesize, _1276186)
   Call: (194) [system] var(synthesize)
   Call: (194) [system] atom(synthesize)
   Exit: (194) [system] atom(synthesize)
^  Call: (194) [user] symbol_concat($, _1279894, synthesize)
   Call: (195) [system] atom_concat($, _1279894, synthesize)
   Fail: (195) [system] atom_concat($, _1279894, synthesize)
^  Fail: (194) [user] symbol_concat($, _1279894, synthesize)
   Call: (194) [system] synthesize==true
   Call: (194) [system] synthesize==false
   Call: (194) [system] synthesize==[_1285482, _1285488]
   Call: (194) [system] is_list(synthesize)
   Call: (194) [system] string(synthesize)
   Call: (194) [system] compound(synthesize)
^  Call: (194) [user] symbol(synthesize)
   Call: (195) [system] atom(synthesize)
   Exit: (195) [system] atom(synthesize)
^  Exit: (194) [user] symbol(synthesize)
^  Exit: (193) [user] mfix_vars1(synthesize, synthesize)
   Call: (193) [apply] apply:maplist_([_query, _kb, _rb, ['S', _k]], _1276188, user:mfix_vars1)
^  Call: (194) [user] mfix_vars1(_query, _1294750)
   Call: (195) [system] var(_query)
   Call: (195) [system] atom(_query)
   Call: (195) [system] _query==true
   Call: (195) [system] _query==false
   Call: (195) [system] _query==[_1299392, _1299398]
   Call: (195) [system] is_list(_query)
   Call: (195) [system] string(_query)
   Call: (195) [system] compound(_query)
   Exit: (195) [system] compound(_query)
   Call: (195) [system] compound_name_arguments(_query, _1304026, _1304028)
   Exit: (195) [system] compound_name_arguments(_query, '$VAR', ['_query'])
   Call: (195) [system] '$VAR'\=='$VAR'
^  Exit: (183) [user] trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
^  Exit: (182) [system] once(user:trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]))
^  Exit: (181) [user] must_det_ll(user:trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]))
^  Call: (181) [user] must_det_ll(trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1309620))
^  Call: (182) [user] once(user:trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1309620))
^  Call: (183) [user] trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1309620)
^  Call: (184) [user] once(call(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1312420))
^  Call: (185) [user] call(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1312420)
^  Call: (186) [user] cons_to_c([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1312420)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_c([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
^  Exit: (185) [system] call(user:cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
^  Exit: (184) [system] once(user:call(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]))
   Call: (184) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]\=@=[=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]
^  Exit: (183) [user] trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
^  Exit: (182) [system] once(user:trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]))
^  Call: (181) [user] must_det_ll(trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1205520))
^  Call: (182) [user] once(user:trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1205520))
^  Call: (183) [user] trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1205520)
^  Call: (184) [user] once(call(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1326378))
^  Call: (185) [user] call(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1326378)
^  Call: (186) [user] cons_to_l([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1326378)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_l([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
^  Exit: (185) [system] call(user:cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
^  Exit: (184) [system] once(user:call(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]))
   Call: (184) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]\=@=[=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]
^  Exit: (183) [user] trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
^  Exit: (182) [system] once(user:trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]))
^  Exit: (180) [user] untyped_to_metta([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
^  Exit: (179) [system] call(user:untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
^  Exit: (178) [system] once(user:call(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]))
   Call: (178) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]\=@=[=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]
^  Exit: (177) [user] trly(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
^  Exit: (176) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
   Call: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])))
   Exit: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])))
^  Exit: (175) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
^  Exit: (171) [user] read_sform((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
^  Exit: (170) [system] once(user:read_sform((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]))
   Call: (169) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]==end_of_file
   Fail: (169) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]), 110]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55fbb44dfd70), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], nthesize_long_1727480696_9164743, 110)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]), 110]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1727480707.7911901)
   Call: (173) [system] arg(1, t(1727480705.4366713), _3148)
   Exit: (173) [system] arg(1, t(1727480705.4366713), 1727480705.4366713)
   Call: (173) [system] _3158 is 1727480707.7911901-1727480705.4366713
   Exit: (173) [system] 2.3545188903808594 is 1727480707.7911901-1727480705.4366713
   Call: (173) [system] 2.3545188903808594>4
   Fail: (173) [system] 2.3545188903808594>4
^  Exit: (171) [user] if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]), 110]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 19)
   Call: (175) [system] atom(19+1)
   Call: (175) [system] set_flag(translated_forms, 20)
   Exit: (175) [system] set_flag(translated_forms, 20)
   Exit: (174) [$syspreds] update_flag(translated_forms, 19, 19+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 19, 19+1))
   Exit: (171) [$syspreds] flag(translated_forms, 19, 19+1)
^  Call: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], nthesize_long_1727480696_9164743, 110)
^  Call: (172) [user] s2t_iz(nthesize_long_1727480696_9164743, _1377848, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1377850)
   Call: (173) [system] (=)==(:)
^  Call: (173) [user] s2tl([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1377850)
   Call: (174) [system] compound([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
   Exit: (174) [system] compound([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
^  Call: (174) [user] s2t(=, _1382500)
   Call: (175) [system] compound(=)
   Call: (175) [system] (=)=_1382500
   Exit: (175) [system] (=)=(=)
^  Exit: (174) [user] s2t(=, =)
^  Call: (174) [user] s2tl([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1382502)
   Call: (175) [system] compound([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
   Exit: (175) [system] compound([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
^  Call: (175) [user] s2t([synthesize, _query, _kb, _rb, ['S', _k]], _1389918)
   Call: (176) [system] compound([synthesize, _query, _kb, _rb, ['S', _k]])
   Exit: (176) [system] compound([synthesize, _query, _kb, _rb, ['S', _k]])
   Call: (176) [system] synthesize==(->)
   Call: (176) [system] synthesize=='Cons'
   Call: (176) [system] synthesize==(=)
   Call: (176) [system] is_list([synthesize, _query, _kb, _rb, ['S', _k]])
   Exit: (176) [system] is_list([synthesize, _query, _kb, _rb, ['S', _k]])
^  Call: (176) [user] apply:maplist(s2t, [synthesize, _query, _kb, _rb, ['S', _k]], _1397330)
   Call: (177) [apply] apply:maplist_([synthesize, _query, _kb, _rb, ['S', _k]], _1397330, user:s2t)
^  Call: (178) [user] s2t(synthesize, _1399210)
   Call: (179) [system] compound(synthesize)
   Call: (179) [system] synthesize=_1399210
   Exit: (179) [system] synthesize=synthesize
^  Exit: (178) [user] s2t(synthesize, synthesize)
   Call: (178) [apply] apply:maplist_([_query, _kb, _rb, ['S', _k]], _1399212, user:s2t)
^  Call: (179) [user] s2t(_query, _1404784)
   Call: (180) [system] compound(_query)
   Exit: (180) [system] compound(_query)
   Call: (180) [system] is_list(_query)
^  Call: (180) [user] s2tl(_query, _1404784)
   Call: (181) [system] compound(_query)
   Exit: (181) [system] compound(_query)
^  Exit: (180) [user] s2tl(_query, _query)
^  Exit: (179) [user] s2t(_query, _query)
   Call: (179) [apply] apply:maplist_([_kb, _rb, ['S', _k]], _1404786, user:s2t)
^  Call: (180) [user] s2t(_kb, _1414054)
   Call: (181) [system] compound(_kb)
   Exit: (181) [system] compound(_kb)
   Call: (181) [system] is_list(_kb)
^  Call: (181) [user] s2tl(_kb, _1414054)
   Call: (182) [system] compound(_kb)
   Exit: (182) [system] compound(_kb)
^  Exit: (181) [user] s2tl(_kb, _kb)
^  Exit: (180) [user] s2t(_kb, _kb)
   Call: (180) [apply] apply:maplist_([_rb, ['S', _k]], _1414056, user:s2t)
^  Call: (181) [user] s2t(_rb, _1423324)
   Call: (182) [system] compound(_rb)
   Exit: (182) [system] compound(_rb)
   Call: (182) [system] is_list(_rb)
^  Call: (182) [user] s2tl(_rb, _1423324)
   Call: (183) [system] compound(_rb)
   Exit: (183) [system] compound(_rb)
^  Exit: (182) [user] s2tl(_rb, _rb)
^  Exit: (181) [user] s2t(_rb, _rb)
   Call: (181) [apply] apply:maplist_([['S', _k]], _1423326, user:s2t)
^  Call: (182) [user] s2t(['S', _k], _1432594)
   Call: (183) [system] compound(['S', _k])
   Exit: (183) [system] compound(['S', _k])
   Call: (183) [system] 'S'==(->)
   Call: (183) [system] 'S'=='Cons'
   Call: (183) [system] 'S'==(=)
   Call: (183) [system] is_list(['S', _k])
   Exit: (183) [system] is_list(['S', _k])
^  Call: (183) [user] apply:maplist(s2t, ['S', _k], _1440006)
   Call: (184) [apply] apply:maplist_(['S', _k], _1440006, user:s2t)
^  Call: (185) [user] s2t('S', _1441886)
   Call: (186) [system] compound('S')
   Call: (186) [system] 'S'=_1441886
   Exit: (186) [system] 'S'='S'
^  Exit: (185) [user] s2t('S', 'S')
   Call: (185) [apply] apply:maplist_([_k], _1441888, user:s2t)
^  Call: (186) [user] s2t(_k, _1447460)
   Call: (187) [system] compound(_k)
   Exit: (187) [system] compound(_k)
   Call: (187) [system] is_list(_k)
^  Call: (187) [user] s2tl(_k, _1447460)
   Call: (188) [system] compound(_k)
   Exit: (188) [system] compound(_k)
^  Exit: (187) [user] s2tl(_k, _k)
^  Exit: (186) [user] s2t(_k, _k)
   Call: (186) [apply] apply:maplist_([], _1447462, user:s2t)
   Exit: (186) [apply] apply:maplist_([], [], user:s2t)
   Exit: (185) [apply] apply:maplist_([_k], [_k], user:s2t)
   Exit: (184) [apply] apply:maplist_(['S', _k], ['S', _k], user:s2t)
^  Exit: (183) [apply] apply:maplist(user:s2t, ['S', _k], ['S', _k])
   Call: (183) [system] compound_name_arguments(_1432594, t, ['S', _k])
   Exit: (183) [system] compound_name_arguments(t('S', _k), t, ['S', _k])
^  Exit: (182) [user] s2t(['S', _k], t('S', _k))
   Call: (182) [apply] apply:maplist_([], _1432596, user:s2t)
   Exit: (182) [apply] apply:maplist_([], [], user:s2t)
   Exit: (181) [apply] apply:maplist_([['S', _k]], [t('S', _k)], user:s2t)
   Exit: (180) [apply] apply:maplist_([_rb, ['S', _k]], [_rb, t('S', _k)], user:s2t)
   Exit: (179) [apply] apply:maplist_([_kb, _rb, ['S', _k]], [_kb, _rb, t('S', _k)], user:s2t)
   Exit: (178) [apply] apply:maplist_([_query, _kb, _rb, ['S', _k]], [_query, _kb, _rb, t('S', _k)], user:s2t)
   Exit: (177) [apply] apply:maplist_([synthesize, _query, _kb, _rb, ['S', _k]], [synthesize, _query, _kb, _rb, t('S', _k)], user:s2t)
^  Exit: (176) [apply] apply:maplist(user:s2t, [synthesize, _query, _kb, _rb, ['S', _k]], [synthesize, _query, _kb, _rb, t('S', _k)])
   Call: (176) [system] compound_name_arguments(_1389918, t, [synthesize, _query, _kb, _rb, t('S', _k)])
   Exit: (176) [system] compound_name_arguments(t(synthesize, _query, _kb, _rb, t('S', _k)), t, [synthesize, _query, _kb, _rb, t('S', _k)])
^  Exit: (175) [user] s2t([synthesize, _query, _kb, _rb, ['S', _k]], t(synthesize, _query, _kb, _rb, t('S', _k)))
^  Call: (175) [user] s2tl([['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1389920)
   Call: (176) [system] compound([['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
   Exit: (176) [system] compound([['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
^  Call: (176) [user] s2t(['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query], _1476304)
   Call: (177) [system] compound(['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query])
   Exit: (177) [system] compound(['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query])
   Call: (177) [system] 'let*'==(->)
   Call: (177) [system] 'let*'=='Cons'
   Call: (177) [system] 'let*'==(=)
   Call: (177) [system] is_list(['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query])
   Exit: (177) [system] is_list(['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query])
^  Call: (177) [user] apply:maplist(s2t, ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query], _1483716)
   Call: (178) [apply] apply:maplist_(['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query], _1483716, user:s2t)
^  Call: (179) [user] s2t('let*', _1485596)
   Call: (180) [system] compound('let*')
   Call: (180) [system] 'let*'=_1485596
   Exit: (180) [system] 'let*'='let*'
^  Exit: (179) [user] s2t('let*', 'let*')
   Call: (179) [apply] apply:maplist_([[[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query], _1485598, user:s2t)
^  Call: (180) [user] s2t([[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _1491170)
   Call: (181) [system] compound([[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]])
   Exit: (181) [system] compound([[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]])
   Call: (181) [system] [[:, _ructor, [->, _premise, _conclusion]], [_rb]]==(->)
   Call: (181) [system] [[:, _ructor, [->, _premise, _conclusion]], [_rb]]=='Cons'
   Call: (181) [system] [[:, _ructor, [->, _premise, _conclusion]], [_rb]]==(=)
   Call: (181) [system] is_list([[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]])
   Exit: (181) [system] is_list([[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]])
^  Call: (181) [user] apply:maplist(s2t, [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _1498582)
   Call: (182) [apply] apply:maplist_([[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _1498582, user:s2t)
^  Call: (183) [user] s2t([[:, _ructor, [->, _premise, _conclusion]], [_rb]], _1500462)
   Call: (184) [system] compound([[:, _ructor, [->, _premise, _conclusion]], [_rb]])
   Exit: (184) [system] compound([[:, _ructor, [->, _premise, _conclusion]], [_rb]])
   Call: (184) [system] [:, _ructor, [->, _premise, _conclusion]]==(->)
   Call: (184) [system] [:, _ructor, [->, _premise, _conclusion]]=='Cons'
   Call: (184) [system] [:, _ructor, [->, _premise, _conclusion]]==(=)
   Call: (184) [system] is_list([[:, _ructor, [->, _premise, _conclusion]], [_rb]])
   Exit: (184) [system] is_list([[:, _ructor, [->, _premise, _conclusion]], [_rb]])
^  Call: (184) [user] apply:maplist(s2t, [[:, _ructor, [->, _premise, _conclusion]], [_rb]], _1507874)
   Call: (185) [apply] apply:maplist_([[:, _ructor, [->, _premise, _conclusion]], [_rb]], _1507874, user:s2t)
^  Call: (186) [user] s2t([:, _ructor, [->, _premise, _conclusion]], _1509754)
   Call: (187) [system] compound([:, _ructor, [->, _premise, _conclusion]])
   Exit: (187) [system] compound([:, _ructor, [->, _premise, _conclusion]])
   Call: (187) [system] (:)==(->)
   Call: (187) [system] (:)=='Cons'
   Call: (187) [system] (:)==(=)
   Call: (187) [system] is_list([:, _ructor, [->, _premise, _conclusion]])
   Exit: (187) [system] is_list([:, _ructor, [->, _premise, _conclusion]])
^  Call: (187) [user] apply:maplist(s2t, [:, _ructor, [->, _premise, _conclusion]], _1517166)
   Call: (188) [apply] apply:maplist_([:, _ructor, [->, _premise, _conclusion]], _1517166, user:s2t)
^  Call: (189) [user] s2t(:, _1519046)
   Call: (190) [system] compound(:)
   Call: (190) [system] (:)=_1519046
   Exit: (190) [system] (:)=(:)
^  Exit: (189) [user] s2t(:, :)
   Call: (189) [apply] apply:maplist_([_ructor, [->, _premise, _conclusion]], _1519048, user:s2t)
^  Call: (190) [user] s2t(_ructor, _1524620)
   Call: (191) [system] compound(_ructor)
   Exit: (191) [system] compound(_ructor)
   Call: (191) [system] is_list(_ructor)
^  Call: (191) [user] s2tl(_ructor, _1524620)
   Call: (192) [system] compound(_ructor)
   Exit: (192) [system] compound(_ructor)
^  Exit: (191) [user] s2tl(_ructor, _ructor)
^  Exit: (190) [user] s2t(_ructor, _ructor)
   Call: (190) [apply] apply:maplist_([[->, _premise, _conclusion]], _1524622, user:s2t)
^  Call: (191) [user] s2t([->, _premise, _conclusion], _1533890)
   Call: (192) [system] compound([->, _premise, _conclusion])
   Exit: (192) [system] compound([->, _premise, _conclusion])
   Call: (192) [system] (->)==(->)
   Exit: (192) [system] (->)==(->)
^  Call: (192) [user] s2tl([_premise, _conclusion], _1538526)
   Call: (193) [system] compound([_premise, _conclusion])
   Exit: (193) [system] compound([_premise, _conclusion])
^  Call: (193) [user] s2t(_premise, _1541306)
   Call: (194) [system] compound(_premise)
   Exit: (194) [system] compound(_premise)
   Call: (194) [system] is_list(_premise)
^  Call: (194) [user] s2tl(_premise, _1541306)
   Call: (195) [system] compound(_premise)
   Exit: (195) [system] compound(_premise)
^  Exit: (194) [user] s2tl(_premise, _premise)
^  Exit: (193) [user] s2t(_premise, _premise)
^  Call: (193) [user] s2tl([_conclusion], _1541308)
   Call: (194) [system] compound([_conclusion])
   Exit: (194) [system] compound([_conclusion])
^  Call: (194) [user] s2t(_conclusion, _1552420)
   Call: (195) [system] compound(_conclusion)
   Exit: (195) [system] compound(_conclusion)
   Call: (195) [system] is_list(_conclusion)
^  Call: (195) [user] s2tl(_conclusion, _1552420)
   Call: (196) [system] compound(_conclusion)
   Exit: (196) [system] compound(_conclusion)
^  Exit: (195) [user] s2tl(_conclusion, _conclusion)
^  Exit: (194) [user] s2t(_conclusion, _conclusion)
^  Call: (194) [user] s2tl([], _1552422)
   Call: (195) [system] compound([])
   Call: (195) [system] []=_1552422
   Exit: (195) [system] []=[]
^  Exit: (194) [user] s2tl([], [])
^  Exit: (193) [user] s2tl([_conclusion], [_conclusion])
^  Exit: (192) [user] s2tl([_premise, _conclusion], [_premise, _conclusion])
   Call: (192) [system] _1533890=..[->, [_premise, _conclusion]]
   Exit: (192) [system] ->([_premise, _conclusion])=..[->, [_premise, _conclusion]]
^  Exit: (191) [user] s2t([->, _premise, _conclusion], ->([_premise, _conclusion]))
   Call: (191) [apply] apply:maplist_([], _1533892, user:s2t)
   Exit: (191) [apply] apply:maplist_([], [], user:s2t)
   Exit: (190) [apply] apply:maplist_([[->, _premise, _conclusion]], [->([_premise, _conclusion])], user:s2t)
   Exit: (189) [apply] apply:maplist_([_ructor, [->, _premise, _conclusion]], [_ructor, ->([_premise, _conclusion])], user:s2t)
   Exit: (188) [apply] apply:maplist_([:, _ructor, [->, _premise, _conclusion]], [:, _ructor, ->([_premise, _conclusion])], user:s2t)
^  Exit: (187) [apply] apply:maplist(user:s2t, [:, _ructor, [->, _premise, _conclusion]], [:, _ructor, ->([_premise, _conclusion])])
   Call: (187) [system] compound_name_arguments(_1509754, t, [:, _ructor, ->([_premise, _conclusion])])
   Exit: (187) [system] compound_name_arguments(t(:, _ructor, ->([_premise, _conclusion])), t, [:, _ructor, ->([_premise, _conclusion])])
^  Exit: (186) [user] s2t([:, _ructor, [->, _premise, _conclusion]], t(:, _ructor, ->([_premise, _conclusion])))
   Call: (186) [apply] apply:maplist_([[_rb]], _1509756, user:s2t)
^  Call: (187) [user] s2t([_rb], _1579380)
   Call: (188) [system] compound([_rb])
   Exit: (188) [system] compound([_rb])
   Call: (188) [system] _rb==(->)
   Call: (188) [system] _rb=='Cons'
   Call: (188) [system] _rb==(=)
   Call: (188) [system] is_list([_rb])
   Exit: (188) [system] is_list([_rb])
^  Call: (188) [user] apply:maplist(s2t, [_rb], _1586792)
   Call: (189) [apply] apply:maplist_([_rb], _1586792, user:s2t)
^  Call: (190) [user] s2t(_rb, _1588672)
   Call: (191) [system] compound(_rb)
   Exit: (191) [system] compound(_rb)
   Call: (191) [system] is_list(_rb)
^  Call: (191) [user] s2tl(_rb, _1588672)
   Call: (192) [system] compound(_rb)
   Exit: (192) [system] compound(_rb)
^  Exit: (191) [user] s2tl(_rb, _rb)
^  Exit: (190) [user] s2t(_rb, _rb)
   Call: (190) [apply] apply:maplist_([], _1588674, user:s2t)
   Exit: (190) [apply] apply:maplist_([], [], user:s2t)
   Exit: (189) [apply] apply:maplist_([_rb], [_rb], user:s2t)
^  Exit: (188) [apply] apply:maplist(user:s2t, [_rb], [_rb])
   Call: (188) [system] compound_name_arguments(_1579380, t, [_rb])
   Exit: (188) [system] compound_name_arguments(t(_rb), t, [_rb])
^  Exit: (187) [user] s2t([_rb], t(_rb))
   Call: (187) [apply] apply:maplist_([], _1579382, user:s2t)
   Exit: (187) [apply] apply:maplist_([], [], user:s2t)
   Exit: (186) [apply] apply:maplist_([[_rb]], [t(_rb)], user:s2t)
   Exit: (185) [apply] apply:maplist_([[:, _ructor, [->, _premise, _conclusion]], [_rb]], [t(:, _ructor, ->([_premise, _conclusion])), t(_rb)], user:s2t)
^  Exit: (184) [apply] apply:maplist(user:s2t, [[:, _ructor, [->, _premise, _conclusion]], [_rb]], [t(:, _ructor, ->([_premise, _conclusion])), t(_rb)])
   Call: (184) [system] compound_name_arguments(_1500462, t, [t(:, _ructor, ->([_premise, _conclusion])), t(_rb)])
   Exit: (184) [system] compound_name_arguments(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t, [t(:, _ructor, ->([_premise, _conclusion])), t(_rb)])
^  Exit: (183) [user] s2t([[:, _ructor, [->, _premise, _conclusion]], [_rb]], t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)))
   Call: (183) [apply] apply:maplist_([[[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _1500464, user:s2t)
^  Call: (184) [user] s2t([[:, [_ructor, _proof], _conclusion], _query], _1611936)
   Call: (185) [system] compound([[:, [_ructor, _proof], _conclusion], _query])
   Exit: (185) [system] compound([[:, [_ructor, _proof], _conclusion], _query])
   Call: (185) [system] [:, [_ructor, _proof], _conclusion]==(->)
   Call: (185) [system] [:, [_ructor, _proof], _conclusion]=='Cons'
   Call: (185) [system] [:, [_ructor, _proof], _conclusion]==(=)
   Call: (185) [system] is_list([[:, [_ructor, _proof], _conclusion], _query])
   Exit: (185) [system] is_list([[:, [_ructor, _proof], _conclusion], _query])
^  Call: (185) [user] apply:maplist(s2t, [[:, [_ructor, _proof], _conclusion], _query], _1619348)
   Call: (186) [apply] apply:maplist_([[:, [_ructor, _proof], _conclusion], _query], _1619348, user:s2t)
^  Call: (187) [user] s2t([:, [_ructor, _proof], _conclusion], _1621228)
   Call: (188) [system] compound([:, [_ructor, _proof], _conclusion])
   Exit: (188) [system] compound([:, [_ructor, _proof], _conclusion])
   Call: (188) [system] (:)==(->)
   Call: (188) [system] (:)=='Cons'
   Call: (188) [system] (:)==(=)
   Call: (188) [system] is_list([:, [_ructor, _proof], _conclusion])
   Exit: (188) [system] is_list([:, [_ructor, _proof], _conclusion])
^  Call: (188) [user] apply:maplist(s2t, [:, [_ructor, _proof], _conclusion], _1628640)
   Call: (189) [apply] apply:maplist_([:, [_ructor, _proof], _conclusion], _1628640, user:s2t)
^  Call: (190) [user] s2t(:, _1630520)
   Call: (191) [system] compound(:)
   Call: (191) [system] (:)=_1630520
   Exit: (191) [system] (:)=(:)
^  Exit: (190) [user] s2t(:, :)
   Call: (190) [apply] apply:maplist_([[_ructor, _proof], _conclusion], _1630522, user:s2t)
^  Call: (191) [user] s2t([_ructor, _proof], _1636094)
   Call: (192) [system] compound([_ructor, _proof])
   Exit: (192) [system] compound([_ructor, _proof])
   Call: (192) [system] _ructor==(->)
   Call: (192) [system] _ructor=='Cons'
   Call: (192) [system] _ructor==(=)
   Call: (192) [system] is_list([_ructor, _proof])
   Exit: (192) [system] is_list([_ructor, _proof])
^  Call: (192) [user] apply:maplist(s2t, [_ructor, _proof], _1643506)
   Call: (193) [apply] apply:maplist_([_ructor, _proof], _1643506, user:s2t)
^  Call: (194) [user] s2t(_ructor, _1645386)
   Call: (195) [system] compound(_ructor)
   Exit: (195) [system] compound(_ructor)
   Call: (195) [system] is_list(_ructor)
^  Call: (195) [user] s2tl(_ructor, _1645386)
   Call: (196) [system] compound(_ructor)
   Exit: (196) [system] compound(_ructor)
^  Exit: (195) [user] s2tl(_ructor, _ructor)
^  Exit: (194) [user] s2t(_ructor, _ructor)
   Call: (194) [apply] apply:maplist_([_proof], _1645388, user:s2t)
^  Call: (195) [user] s2t(_proof, _1654656)
   Call: (196) [system] compound(_proof)
   Exit: (196) [system] compound(_proof)
   Call: (196) [system] is_list(_proof)
^  Call: (196) [user] s2tl(_proof, _1654656)
   Call: (197) [system] compound(_proof)
   Exit: (197) [system] compound(_proof)
^  Exit: (196) [user] s2tl(_proof, _proof)
^  Exit: (195) [user] s2t(_proof, _proof)
   Call: (195) [apply] apply:maplist_([], _1654658, user:s2t)
   Exit: (195) [apply] apply:maplist_([], [], user:s2t)
   Exit: (194) [apply] apply:maplist_([_proof], [_proof], user:s2t)
   Exit: (193) [apply] apply:maplist_([_ructor, _proof], [_ructor, _proof], user:s2t)
^  Exit: (192) [apply] apply:maplist(user:s2t, [_ructor, _proof], [_ructor, _proof])
   Call: (192) [system] compound_name_arguments(_1636094, t, [_ructor, _proof])
   Exit: (192) [system] compound_name_arguments(t(_ructor, _proof), t, [_ructor, _proof])
^  Exit: (191) [user] s2t([_ructor, _proof], t(_ructor, _proof))
   Call: (191) [apply] apply:maplist_([_conclusion], _1636096, user:s2t)
^  Call: (192) [user] s2t(_conclusion, _1671390)
   Call: (193) [system] compound(_conclusion)
   Exit: (193) [system] compound(_conclusion)
   Call: (193) [system] is_list(_conclusion)
^  Call: (193) [user] s2tl(_conclusion, _1671390)
   Call: (194) [system] compound(_conclusion)
   Exit: (194) [system] compound(_conclusion)
^  Exit: (193) [user] s2tl(_conclusion, _conclusion)
^  Exit: (192) [user] s2t(_conclusion, _conclusion)
   Call: (192) [apply] apply:maplist_([], _1671392, user:s2t)
   Exit: (192) [apply] apply:maplist_([], [], user:s2t)
   Exit: (191) [apply] apply:maplist_([_conclusion], [_conclusion], user:s2t)
   Exit: (190) [apply] apply:maplist_([[_ructor, _proof], _conclusion], [t(_ructor, _proof), _conclusion], user:s2t)
   Exit: (189) [apply] apply:maplist_([:, [_ructor, _proof], _conclusion], [:, t(_ructor, _proof), _conclusion], user:s2t)
^  Exit: (188) [apply] apply:maplist(user:s2t, [:, [_ructor, _proof], _conclusion], [:, t(_ructor, _proof), _conclusion])
   Call: (188) [system] compound_name_arguments(_1621228, t, [:, t(_ructor, _proof), _conclusion])
   Exit: (188) [system] compound_name_arguments(t(:, t(_ructor, _proof), _conclusion), t, [:, t(_ructor, _proof), _conclusion])
^  Exit: (187) [user] s2t([:, [_ructor, _proof], _conclusion], t(:, t(_ructor, _proof), _conclusion))
   Call: (187) [apply] apply:maplist_([_query], _1621230, user:s2t)
^  Call: (188) [user] s2t(_query, _1689058)
   Call: (189) [system] compound(_query)
   Exit: (189) [system] compound(_query)
   Call: (189) [system] is_list(_query)
^  Call: (189) [user] s2tl(_query, _1689058)
   Call: (190) [system] compound(_query)
   Exit: (190) [system] compound(_query)
^  Exit: (189) [user] s2tl(_query, _query)
^  Exit: (188) [user] s2t(_query, _query)
   Call: (188) [apply] apply:maplist_([], _1689060, user:s2t)
   Exit: (188) [apply] apply:maplist_([], [], user:s2t)
   Exit: (187) [apply] apply:maplist_([_query], [_query], user:s2t)
   Exit: (186) [apply] apply:maplist_([[:, [_ructor, _proof], _conclusion], _query], [t(:, t(_ructor, _proof), _conclusion), _query], user:s2t)
^  Exit: (185) [apply] apply:maplist(user:s2t, [[:, [_ructor, _proof], _conclusion], _query], [t(:, t(_ructor, _proof), _conclusion), _query])
   Call: (185) [system] compound_name_arguments(_1611936, t, [t(:, t(_ructor, _proof), _conclusion), _query])
   Exit: (185) [system] compound_name_arguments(t(t(:, t(_ructor, _proof), _conclusion), _query), t, [t(:, t(_ructor, _proof), _conclusion), _query])
^  Exit: (184) [user] s2t([[:, [_ructor, _proof], _conclusion], _query], t(t(:, t(_ructor, _proof), _conclusion), _query))
   Call: (184) [apply] apply:maplist_([[[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _1611938, user:s2t)
^  Call: (185) [user] s2t([[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]], _1705792)
   Call: (186) [system] compound([[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]])
   Exit: (186) [system] compound([[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]])
   Call: (186) [system] [:, _proof, _premise]==(->)
   Call: (186) [system] [:, _proof, _premise]=='Cons'
   Call: (186) [system] [:, _proof, _premise]==(=)
   Call: (186) [system] is_list([[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]])
   Exit: (186) [system] is_list([[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]])
^  Call: (186) [user] apply:maplist(s2t, [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]], _1713204)
   Call: (187) [apply] apply:maplist_([[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]], _1713204, user:s2t)
^  Call: (188) [user] s2t([:, _proof, _premise], _1715084)
   Call: (189) [system] compound([:, _proof, _premise])
   Exit: (189) [system] compound([:, _proof, _premise])
   Call: (189) [system] (:)==(->)
   Call: (189) [system] (:)=='Cons'
   Call: (189) [system] (:)==(=)
   Call: (189) [system] is_list([:, _proof, _premise])
   Exit: (189) [system] is_list([:, _proof, _premise])
^  Call: (189) [user] apply:maplist(s2t, [:, _proof, _premise], _1722496)
   Call: (190) [apply] apply:maplist_([:, _proof, _premise], _1722496, user:s2t)
^  Call: (191) [user] s2t(:, _1724376)
   Call: (192) [system] compound(:)
   Call: (192) [system] (:)=_1724376
   Exit: (192) [system] (:)=(:)
^  Exit: (191) [user] s2t(:, :)
   Call: (191) [apply] apply:maplist_([_proof, _premise], _1724378, user:s2t)
^  Call: (192) [user] s2t(_proof, _1729950)
   Call: (193) [system] compound(_proof)
   Exit: (193) [system] compound(_proof)
   Call: (193) [system] is_list(_proof)
^  Call: (193) [user] s2tl(_proof, _1729950)
   Call: (194) [system] compound(_proof)
   Exit: (194) [system] compound(_proof)
^  Exit: (193) [user] s2tl(_proof, _proof)
^  Exit: (192) [user] s2t(_proof, _proof)
   Call: (192) [apply] apply:maplist_([_premise], _1729952, user:s2t)
^  Call: (193) [user] s2t(_premise, _1739220)
   Call: (194) [system] compound(_premise)
   Exit: (194) [system] compound(_premise)
   Call: (194) [system] is_list(_premise)
^  Call: (194) [user] s2tl(_premise, _1739220)
   Call: (195) [system] compound(_premise)
   Exit: (195) [system] compound(_premise)
^  Exit: (194) [user] s2tl(_premise, _premise)
^  Exit: (193) [user] s2t(_premise, _premise)
   Call: (193) [apply] apply:maplist_([], _1739222, user:s2t)
   Exit: (193) [apply] apply:maplist_([], [], user:s2t)
   Exit: (192) [apply] apply:maplist_([_premise], [_premise], user:s2t)
   Exit: (191) [apply] apply:maplist_([_proof, _premise], [_proof, _premise], user:s2t)
   Exit: (190) [apply] apply:maplist_([:, _proof, _premise], [:, _proof, _premise], user:s2t)
^  Exit: (189) [apply] apply:maplist(user:s2t, [:, _proof, _premise], [:, _proof, _premise])
   Call: (189) [system] compound_name_arguments(_1715084, t, [:, _proof, _premise])
   Exit: (189) [system] compound_name_arguments(t(:, _proof, _premise), t, [:, _proof, _premise])
^  Exit: (188) [user] s2t([:, _proof, _premise], t(:, _proof, _premise))
   Call: (188) [apply] apply:maplist_([[synthesize, [:, _proof, _premise], _kb, _rb, _k]], _1715086, user:s2t)
^  Call: (189) [user] s2t([synthesize, [:, _proof, _premise], _kb, _rb, _k], _1756888)
   Call: (190) [system] compound([synthesize, [:, _proof, _premise], _kb, _rb, _k])
   Exit: (190) [system] compound([synthesize, [:, _proof, _premise], _kb, _rb, _k])
   Call: (190) [system] synthesize==(->)
   Call: (190) [system] synthesize=='Cons'
   Call: (190) [system] synthesize==(=)
   Call: (190) [system] is_list([synthesize, [:, _proof, _premise], _kb, _rb, _k])
   Exit: (190) [system] is_list([synthesize, [:, _proof, _premise], _kb, _rb, _k])
^  Call: (190) [user] apply:maplist(s2t, [synthesize, [:, _proof, _premise], _kb, _rb, _k], _1764300)
   Call: (191) [apply] apply:maplist_([synthesize, [:, _proof, _premise], _kb, _rb, _k], _1764300, user:s2t)
^  Call: (192) [user] s2t(synthesize, _1766180)
   Call: (193) [system] compound(synthesize)
   Call: (193) [system] synthesize=_1766180
   Exit: (193) [system] synthesize=synthesize
^  Exit: (192) [user] s2t(synthesize, synthesize)
   Call: (192) [apply] apply:maplist_([[:, _proof, _premise], _kb, _rb, _k], _1766182, user:s2t)
^  Call: (193) [user] s2t([:, _proof, _premise], _1771754)
   Call: (194) [system] compound([:, _proof, _premise])
   Exit: (194) [system] compound([:, _proof, _premise])
   Call: (194) [system] (:)==(->)
   Call: (194) [system] (:)=='Cons'
   Call: (194) [system] (:)==(=)
   Call: (194) [system] is_list([:, _proof, _premise])
   Exit: (194) [system] is_list([:, _proof, _premise])
^  Call: (194) [user] apply:maplist(s2t, [:, _proof, _premise], _1779166)
   Call: (195) [apply] apply:maplist_([:, _proof, _premise], _1779166, user:s2t)
^  Call: (196) [user] s2t(:, _1781046)
   Call: (197) [system] compound(:)
   Call: (197) [system] (:)=_1781046
   Exit: (197) [system] (:)=(:)
^  Exit: (196) [user] s2t(:, :)
   Call: (196) [apply] apply:maplist_([_proof, _premise], _1781048, user:s2t)
^  Call: (197) [user] s2t(_proof, _1786620)
   Call: (198) [system] compound(_proof)
   Exit: (198) [system] compound(_proof)
   Call: (198) [system] is_list(_proof)
^  Call: (198) [user] s2tl(_proof, _1786620)
   Call: (199) [system] compound(_proof)
   Exit: (199) [system] compound(_proof)
^  Exit: (198) [user] s2tl(_proof, _proof)
^  Exit: (197) [user] s2t(_proof, _proof)
   Call: (197) [apply] apply:maplist_([_premise], _1786622, user:s2t)
^  Call: (198) [user] s2t(_premise, _1795890)
   Call: (199) [system] compound(_premise)
   Exit: (199) [system] compound(_premise)
   Call: (199) [system] is_list(_premise)
^  Call: (199) [user] s2tl(_premise, _1795890)
   Call: (200) [system] compound(_premise)
   Exit: (200) [system] compound(_premise)
^  Exit: (199) [user] s2tl(_premise, _premise)
^  Exit: (198) [user] s2t(_premise, _premise)
   Call: (198) [apply] apply:maplist_([], _1795892, user:s2t)
   Exit: (198) [apply] apply:maplist_([], [], user:s2t)
   Exit: (197) [apply] apply:maplist_([_premise], [_premise], user:s2t)
   Exit: (196) [apply] apply:maplist_([_proof, _premise], [_proof, _premise], user:s2t)
   Exit: (195) [apply] apply:maplist_([:, _proof, _premise], [:, _proof, _premise], user:s2t)
^  Exit: (194) [apply] apply:maplist(user:s2t, [:, _proof, _premise], [:, _proof, _premise])
   Call: (194) [system] compound_name_arguments(_1771754, t, [:, _proof, _premise])
   Exit: (194) [system] compound_name_arguments(t(:, _proof, _premise), t, [:, _proof, _premise])
^  Exit: (193) [user] s2t([:, _proof, _premise], t(:, _proof, _premise))
   Call: (193) [apply] apply:maplist_([_kb, _rb, _k], _1771756, user:s2t)
^  Call: (194) [user] s2t(_kb, _1813558)
   Call: (195) [system] compound(_kb)
   Exit: (195) [system] compound(_kb)
   Call: (195) [system] is_list(_kb)
^  Call: (195) [user] s2tl(_kb, _1813558)
   Call: (196) [system] compound(_kb)
   Exit: (196) [system] compound(_kb)
^  Exit: (195) [user] s2tl(_kb, _kb)
^  Exit: (194) [user] s2t(_kb, _kb)
   Call: (194) [apply] apply:maplist_([_rb, _k], _1813560, user:s2t)
^  Call: (195) [user] s2t(_rb, _1822828)
   Call: (196) [system] compound(_rb)
   Exit: (196) [system] compound(_rb)
   Call: (196) [system] is_list(_rb)
^  Call: (196) [user] s2tl(_rb, _1822828)
   Call: (197) [system] compound(_rb)
   Exit: (197) [system] compound(_rb)
^  Exit: (196) [user] s2tl(_rb, _rb)
^  Exit: (195) [user] s2t(_rb, _rb)
   Call: (195) [apply] apply:maplist_([_k], _1822830, user:s2t)
^  Call: (196) [user] s2t(_k, _1832098)
   Call: (197) [system] compound(_k)
   Exit: (197) [system] compound(_k)
   Call: (197) [system] is_list(_k)
^  Call: (197) [user] s2tl(_k, _1832098)
   Call: (198) [system] compound(_k)
   Exit: (198) [system] compound(_k)
^  Exit: (197) [user] s2tl(_k, _k)
^  Exit: (196) [user] s2t(_k, _k)
   Call: (196) [apply] apply:maplist_([], _1832100, user:s2t)
   Exit: (196) [apply] apply:maplist_([], [], user:s2t)
   Exit: (195) [apply] apply:maplist_([_k], [_k], user:s2t)
   Exit: (194) [apply] apply:maplist_([_rb, _k], [_rb, _k], user:s2t)
   Exit: (193) [apply] apply:maplist_([_kb, _rb, _k], [_kb, _rb, _k], user:s2t)
   Exit: (192) [apply] apply:maplist_([[:, _proof, _premise], _kb, _rb, _k], [t(:, _proof, _premise), _kb, _rb, _k], user:s2t)
   Exit: (191) [apply] apply:maplist_([synthesize, [:, _proof, _premise], _kb, _rb, _k], [synthesize, t(:, _proof, _premise), _kb, _rb, _k], user:s2t)
^  Exit: (190) [apply] apply:maplist(user:s2t, [synthesize, [:, _proof, _premise], _kb, _rb, _k], [synthesize, t(:, _proof, _premise), _kb, _rb, _k])
   Call: (190) [system] compound_name_arguments(_1756888, t, [synthesize, t(:, _proof, _premise), _kb, _rb, _k])
   Exit: (190) [system] compound_name_arguments(t(synthesize, t(:, _proof, _premise), _kb, _rb, _k), t, [synthesize, t(:, _proof, _premise), _kb, _rb, _k])
^  Exit: (189) [user] s2t([synthesize, [:, _proof, _premise], _kb, _rb, _k], t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))
   Call: (189) [apply] apply:maplist_([], _1756890, user:s2t)
   Exit: (189) [apply] apply:maplist_([], [], user:s2t)
   Exit: (188) [apply] apply:maplist_([[synthesize, [:, _proof, _premise], _kb, _rb, _k]], [t(synthesize, t(:, _proof, _premise), _kb, _rb, _k)], user:s2t)
   Exit: (187) [apply] apply:maplist_([[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]], [t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k)], user:s2t)
^  Exit: (186) [apply] apply:maplist(user:s2t, [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]], [t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k)])
   Call: (186) [system] compound_name_arguments(_1705792, t, [t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k)])
   Exit: (186) [system] compound_name_arguments(t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k)), t, [t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k)])
^  Exit: (185) [user] s2t([[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]], t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k)))
   Call: (185) [apply] apply:maplist_([], _1705794, user:s2t)
   Exit: (185) [apply] apply:maplist_([], [], user:s2t)
   Exit: (184) [apply] apply:maplist_([[[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], [t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))], user:s2t)
   Exit: (183) [apply] apply:maplist_([[[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], [t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))], user:s2t)
   Exit: (182) [apply] apply:maplist_([[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], [t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))], user:s2t)
^  Exit: (181) [apply] apply:maplist(user:s2t, [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], [t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))])
   Call: (181) [system] compound_name_arguments(_1491170, t, [t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))])
   Exit: (181) [system] compound_name_arguments(t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), t, [t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))])
^  Exit: (180) [user] s2t([[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))))
   Call: (180) [apply] apply:maplist_([_query], _1491172, user:s2t)
^  Call: (181) [user] s2t(_query, _1867496)
   Call: (182) [system] compound(_query)
   Exit: (182) [system] compound(_query)
   Call: (182) [system] is_list(_query)
^  Call: (182) [user] s2tl(_query, _1867496)
   Call: (183) [system] compound(_query)
   Exit: (183) [system] compound(_query)
^  Exit: (182) [user] s2tl(_query, _query)
^  Exit: (181) [user] s2t(_query, _query)
   Call: (181) [apply] apply:maplist_([], _1867498, user:s2t)
   Exit: (181) [apply] apply:maplist_([], [], user:s2t)
   Exit: (180) [apply] apply:maplist_([_query], [_query], user:s2t)
   Exit: (179) [apply] apply:maplist_([[[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query], [t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query], user:s2t)
   Exit: (178) [apply] apply:maplist_(['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query], ['let*', t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query], user:s2t)
^  Exit: (177) [apply] apply:maplist(user:s2t, ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query], ['let*', t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query])
   Call: (177) [system] compound_name_arguments(_1476304, t, ['let*', t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query])
   Exit: (177) [system] compound_name_arguments(t('let*', t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query), t, ['let*', t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query])
^  Exit: (176) [user] s2t(['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query], t('let*', t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query))
^  Call: (176) [user] s2tl([], _1476306)
   Call: (177) [system] compound([])
   Call: (177) [system] []=_1476306
   Exit: (177) [system] []=[]
^  Exit: (176) [user] s2tl([], [])
^  Exit: (175) [user] s2tl([['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [t('let*', t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query)])
^  Exit: (174) [user] s2tl([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query)])
^  Exit: (173) [user] s2tl([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query)])
^  Exit: (172) [user] s2t_iz(nthesize_long_1727480696_9164743, nthesize_long_1727480696_9164743, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query)])
^  Call: (172) [user] relistify([=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query)], _1892586)
   Call: (173) [system] is_list([=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query)])
   Exit: (173) [system] is_list([=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query)])
   Call: (173) [system] _1892586=[=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query)]
   Exit: (173) [system] [=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query)]=[=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query)]
^  Exit: (172) [user] relistify([=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query)], [=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query)])
   Call: (172) [system] _1898148=..[nthesize_long_1727480696_9164743, 110, =, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query)]
   Exit: (172) [system] nthesize_long_1727480696_9164743(110, =, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query))=..[nthesize_long_1727480696_9164743, 110, =, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query)]
^  Call: (172) [user] format((0x55fbb44dfd70), "~q.~n", [nthesize_long_1727480696_9164743(110, =, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query))])
^  Exit: (172) [user] format((0x55fbb44dfd70), "~q.~n", [nthesize_long_1727480696_9164743(110, =, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query))])
^  Exit: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], nthesize_long_1727480696_9164743, 110)
^  Exit: (169) [system] once(user:(if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]), 110]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 19, 19+1), write_metta_datalog_term((0x55fbb44dfd70), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], nthesize_long_1727480696_9164743, 110)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55fbb4538270))
   Fail: (169) [system] at_end_of_stream((0x55fbb4538270))
^  Call: (169) [user] must_det_ll(line_count((0x55fbb4538270), _3074))
^  Call: (170) [user] once(user:line_count((0x55fbb4538270), _3074))
   Call: (171) [system] line_count((0x55fbb4538270), _3074)
   Exit: (171) [system] line_count((0x55fbb4538270), 111)
^  Exit: (170) [system] once(user:line_count((0x55fbb4538270), 111))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55fbb4538270), 111))
^  Call: (169) [user] must_det_ll(read_sform((0x55fbb4538270), _3084))
^  Call: (170) [user] once(user:read_sform((0x55fbb4538270), _3084))
^  Call: (171) [user] read_sform((0x55fbb4538270), _3084)
   Call: (172) [system] string((0x55fbb4538270))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (173) [system] string((0x55fbb4538270))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (174) [system] at_end_of_stream((0x55fbb4538270))
   Call: (174) [system] peek_char((0x55fbb4538270), _1923340)
   Exit: (174) [system] peek_char((0x55fbb4538270), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55fbb4538270), '\n')
   Exit: (174) [system] get_char((0x55fbb4538270), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), _3084)
   Call: (175) [system] at_end_of_stream((0x55fbb4538270))
   Call: (175) [system] peek_char((0x55fbb4538270), _1930762)
   Exit: (175) [system] peek_char((0x55fbb4538270), '(')
   Call: (175) [system] char_type('(', space)
^  Call: (175) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (176) [system] string((0x55fbb4538270))
^  Exit: (175) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (175) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (176) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (177) [system] at_end_of_stream((0x55fbb4538270))
   Call: (177) [system] peek_char((0x55fbb4538270), _1939100)
   Exit: (177) [system] peek_char((0x55fbb4538270), '(')
   Call: (177) [system] char_type('(', space)
   Call: (177) [system] _1941886=(0x55fbb4538270)
   Exit: (177) [system] (0x55fbb4538270)=(0x55fbb4538270)
^  Call: (177) [user] once((read_position((0x55fbb4538270), _1943754, _1943756, _1943758, _1943760), read_sexpr((0x55fbb4538270), _1943772), assertz(metta_file_comment(_1943754, _1943756, _1943758, _1943772, _1943760))))
^  Call: (179) [user] read_position((0x55fbb4538270), _1943754, _1943756, _1943758, _1943760)
   Call: (180) [system] stream_property((0x55fbb4538270), position(_1943760))
   Call: (181) [system] nonvar((0x55fbb4538270))
   Exit: (181) [system] nonvar((0x55fbb4538270))
   Call: (181) [system] nonvar(position(_1943760))
   Exit: (181) [system] nonvar(position(_1943760))
   Exit: (180) [system] stream_property((0x55fbb4538270), position('$stream_position'(4506, 112, 0, 4506)))
   Call: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(4506, 112, 0, 4506), _1943754)
   Call: (181) [system] nonvar(line_count)
   Exit: (181) [system] nonvar(line_count)
   Call: (181) [$syspreds] stream_position_field(line_count, _1954012)
   Exit: (181) [$syspreds] stream_position_field(line_count, 2)
   Call: (181) [system] arg(2, '$stream_position'(4506, 112, 0, 4506), _1943754)
   Exit: (181) [system] arg(2, '$stream_position'(4506, 112, 0, 4506), 112)
   Exit: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(4506, 112, 0, 4506), 112)
   Call: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(4506, 112, 0, 4506), _1943756)
   Call: (181) [system] nonvar(line_position)
   Exit: (181) [system] nonvar(line_position)
   Call: (181) [$syspreds] stream_position_field(line_position, _1961446)
   Exit: (181) [$syspreds] stream_position_field(line_position, 3)
   Call: (181) [system] arg(3, '$stream_position'(4506, 112, 0, 4506), _1943756)
   Exit: (181) [system] arg(3, '$stream_position'(4506, 112, 0, 4506), 0)
   Exit: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(4506, 112, 0, 4506), 0)
   Call: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(4506, 112, 0, 4506), _1943758)
   Call: (181) [system] nonvar(char_count)
   Exit: (181) [system] nonvar(char_count)
   Call: (181) [$syspreds] stream_position_field(char_count, _1968880)
   Exit: (181) [$syspreds] stream_position_field(char_count, 1)
   Call: (181) [system] arg(1, '$stream_position'(4506, 112, 0, 4506), _1943758)
   Exit: (181) [system] arg(1, '$stream_position'(4506, 112, 0, 4506), 4506)
   Exit: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(4506, 112, 0, 4506), 4506)
^  Exit: (179) [user] read_position((0x55fbb4538270), 112, 0, 4506, '$stream_position'(4506, 112, 0, 4506))
^  Call: (179) [user] read_sexpr((0x55fbb4538270), _1943772)
   Call: (180) [system] string((0x55fbb4538270))
   Fail: (180) [system] string((0x55fbb4538270))
^  Call: (180) [user] cont_sexpr(')', (0x55fbb4538270), _1943772)
^  Call: (181) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] peek_char((0x55fbb4538270), _1979106)
   Exit: (182) [system] peek_char((0x55fbb4538270), '(')
   Call: (182) [system] '('=(;)
   Fail: (182) [system] '('=(;)
   Call: (182) [system] '('=(/)
   Fail: (182) [system] '('=(/)
^  Call: (182) [user] is_like_space('(')
   Call: (183) [system] char_type('(', 'white')
   Fail: (183) [system] char_type('(', 'white')
   Call: (183) [system] char_type('(', end_of_line)
   Fail: (183) [system] char_type('(', end_of_line)
   Call: (183) [system] char_type('(', space)
   Fail: (183) [system] char_type('(', space)
   Call: (183) [system] char_type('(', cntrl)
   Fail: (183) [system] char_type('(', cntrl)
^  Fail: (182) [user] is_like_space('(')
^  Exit: (181) [user] skip_spaces((0x55fbb4538270))
   Call: (181) [system] get_char((0x55fbb4538270), _1995116)
   Exit: (181) [system] get_char((0x55fbb4538270), '(')
   Call: (181) [system] '('='('
   Exit: (181) [system] '('='('
^  Call: (181) [user] read_list(')', (0x55fbb4538270), _1943772)
^  Call: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _2000686)
   Exit: (183) [system] peek_char((0x55fbb4538270), =)
   Call: (183) [system] (=)=(;)
   Fail: (183) [system] (=)=(;)
   Call: (183) [system] (=)=(/)
   Fail: (183) [system] (=)=(/)
^  Call: (183) [user] is_like_space(=)
   Call: (184) [system] char_type(=, 'white')
   Fail: (184) [system] char_type(=, 'white')
   Call: (184) [system] char_type(=, end_of_line)
   Fail: (184) [system] char_type(=, end_of_line)
   Call: (184) [system] char_type(=, space)
   Fail: (184) [system] char_type(=, space)
   Call: (184) [system] char_type(=, cntrl)
   Fail: (184) [system] char_type(=, cntrl)
^  Fail: (183) [user] is_like_space(=)
^  Exit: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] peek_char((0x55fbb4538270), _2016696)
   Exit: (182) [system] peek_char((0x55fbb4538270), =)
   Call: (182) [system] (=)=')'
   Fail: (182) [system] (=)=')'
   Call: (182) [system] (=)=end_of_file
   Fail: (182) [system] (=)=end_of_file
^  Call: (182) [user] cont_sexpr(')', (0x55fbb4538270), _2022266)
^  Call: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _2024124)
   Exit: (184) [system] peek_char((0x55fbb4538270), =)
   Call: (184) [system] (=)=(;)
   Fail: (184) [system] (=)=(;)
   Call: (184) [system] (=)=(/)
   Fail: (184) [system] (=)=(/)
^  Call: (184) [user] is_like_space(=)
   Call: (185) [system] char_type(=, 'white')
   Fail: (185) [system] char_type(=, 'white')
   Call: (185) [system] char_type(=, end_of_line)
   Fail: (185) [system] char_type(=, end_of_line)
   Call: (185) [system] char_type(=, space)
   Fail: (185) [system] char_type(=, space)
   Call: (185) [system] char_type(=, cntrl)
   Fail: (185) [system] char_type(=, cntrl)
^  Fail: (184) [user] is_like_space(=)
^  Exit: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] get_char((0x55fbb4538270), _2040134)
   Exit: (183) [system] get_char((0x55fbb4538270), =)
   Call: (183) [system] (=)='('
   Fail: (183) [system] (=)='('
   Call: (183) [system] (=)='['
   Fail: (183) [system] (=)='['
   Call: (183) [system] (=)='{'
   Fail: (183) [system] (=)='{'
   Call: (183) [system] (=)='"'
   Fail: (183) [system] (=)='"'
   Call: (183) [system] (=)=!
   Fail: (183) [system] (=)=!
   Call: (183) [system] (=)='\''
   Fail: (183) [system] (=)='\''
   Call: (183) [system] (=)='`'
   Fail: (183) [system] (=)='`'
   Call: (183) [system] (=)=end_of_file
   Fail: (183) [system] (=)=end_of_file
^  Call: (183) [user] read_symbolic(')', (0x55fbb4538270), =, _2022266)
^  Call: (184) [user] read_symbolic_cont(')', (0x55fbb4538270), _2057776)
   Call: (185) [system] peek_char((0x55fbb4538270), _2058710)
   Exit: (185) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (185) [user] is_delimiter(' ')
   Call: (186) [system] char_type(' ', space)
   Exit: (186) [system] char_type(' ', space)
^  Exit: (185) [user] is_delimiter(' ')
   Call: (185) [system] _2057776=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (184) [user] classify_and_convert_charseq([=], _2022266)
^  Call: (185) [user] classify_and_convert_charseq_([=], _2067994)
^  Call: (187) [system] setup_call_cleanup('$notrace'(_2068946, _2068948), once(user:catch(read_from_chars([=], _2067994), _2068928, fail)), '$restore_trace'(_2068946, _2068948))
^  Call: (188) [system] sig_atomic(system:'$notrace'(_2068946, _2068948))
^  Exit: (187) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([=], =), _2068928, fail)), system:'$restore_trace'(3, -1))
   Call: (186) [system] atomic(=)
   Exit: (186) [system] atomic(=)
^  Exit: (185) [user] classify_and_convert_charseq_([=], =)
   Call: (185) [system] integer(=)
   Fail: (185) [system] integer(=)
   Call: (185) [system] _2022266=(=)
   Exit: (185) [system] (=)=(=)
^  Exit: (184) [user] classify_and_convert_charseq([=], =)
^  Exit: (183) [user] read_symbolic(')', (0x55fbb4538270), =, =)
^  Exit: (182) [user] cont_sexpr(')', (0x55fbb4538270), =)
^  Call: (182) [user] read_list(')', (0x55fbb4538270), _2081074)
^  Call: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _2082932)
   Exit: (184) [system] peek_char((0x55fbb4538270), ' ')
   Call: (184) [system] ' '=(;)
   Fail: (184) [system] ' '=(;)
   Call: (184) [system] ' '=(/)
   Fail: (184) [system] ' '=(/)
^  Call: (184) [user] is_like_space(' ')
   Call: (185) [system] char_type(' ', 'white')
   Exit: (185) [system] char_type(' ', 'white')
^  Exit: (184) [user] is_like_space(' ')
   Call: (184) [system] get_char((0x55fbb4538270), _2092526)
   Exit: (184) [system] get_char((0x55fbb4538270), ' ')
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _2095230)
   Exit: (185) [system] peek_char((0x55fbb4538270), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
   Call: (185) [system] '('=(/)
   Fail: (185) [system] '('=(/)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
^  Exit: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _18796)
   Exit: (183) [system] peek_char((0x55fbb4538270), '(')
   Call: (183) [system] '('=')'
   Fail: (183) [system] '('=')'
   Call: (183) [system] '('=end_of_file
   Fail: (183) [system] '('=end_of_file
^  Call: (183) [user] cont_sexpr(')', (0x55fbb4538270), _24366)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _26224)
   Exit: (185) [system] peek_char((0x55fbb4538270), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
   Call: (185) [system] '('=(/)
   Fail: (185) [system] '('=(/)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] get_char((0x55fbb4538270), _42234)
   Exit: (184) [system] get_char((0x55fbb4538270), '(')
   Call: (184) [system] '('='('
   Exit: (184) [system] '('='('
^  Call: (184) [user] read_list(')', (0x55fbb4538270), _24366)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _47804)
   Exit: (186) [system] peek_char((0x55fbb4538270), r)
   Call: (186) [system] r=(;)
   Fail: (186) [system] r=(;)
   Call: (186) [system] r=(/)
   Fail: (186) [system] r=(/)
^  Call: (186) [user] is_like_space(r)
   Call: (187) [system] char_type(r, 'white')
   Fail: (187) [system] char_type(r, 'white')
   Call: (187) [system] char_type(r, end_of_line)
   Fail: (187) [system] char_type(r, end_of_line)
   Call: (187) [system] char_type(r, space)
   Fail: (187) [system] char_type(r, space)
   Call: (187) [system] char_type(r, cntrl)
   Fail: (187) [system] char_type(r, cntrl)
^  Fail: (186) [user] is_like_space(r)
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _63814)
   Exit: (185) [system] peek_char((0x55fbb4538270), r)
   Call: (185) [system] r=')'
   Fail: (185) [system] r=')'
   Call: (185) [system] r=end_of_file
   Fail: (185) [system] r=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55fbb4538270), _69384)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _71242)
   Exit: (187) [system] peek_char((0x55fbb4538270), r)
   Call: (187) [system] r=(;)
   Fail: (187) [system] r=(;)
   Call: (187) [system] r=(/)
   Fail: (187) [system] r=(/)
^  Call: (187) [user] is_like_space(r)
   Call: (188) [system] char_type(r, 'white')
   Fail: (188) [system] char_type(r, 'white')
   Call: (188) [system] char_type(r, end_of_line)
   Fail: (188) [system] char_type(r, end_of_line)
   Call: (188) [system] char_type(r, space)
   Fail: (188) [system] char_type(r, space)
   Call: (188) [system] char_type(r, cntrl)
   Fail: (188) [system] char_type(r, cntrl)
^  Fail: (187) [user] is_like_space(r)
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] get_char((0x55fbb4538270), _87252)
   Exit: (186) [system] get_char((0x55fbb4538270), r)
   Call: (186) [system] r='('
   Fail: (186) [system] r='('
   Call: (186) [system] r='['
   Fail: (186) [system] r='['
   Call: (186) [system] r='{'
   Fail: (186) [system] r='{'
   Call: (186) [system] r='"'
   Fail: (186) [system] r='"'
   Call: (186) [system] r=!
   Fail: (186) [system] r=!
   Call: (186) [system] r='\''
   Fail: (186) [system] r='\''
   Call: (186) [system] r='`'
   Fail: (186) [system] r='`'
   Call: (186) [system] r=end_of_file
   Fail: (186) [system] r=end_of_file
^  Call: (186) [user] read_symbolic(')', (0x55fbb4538270), r, _69384)
^  Call: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), _104894)
   Call: (188) [system] peek_char((0x55fbb4538270), _105828)
   Exit: (188) [system] peek_char((0x55fbb4538270), b)
^  Call: (188) [user] is_delimiter(b)
   Call: (189) [system] char_type(b, space)
   Fail: (189) [system] char_type(b, space)
   Call: (189) [system] arg(_110548, v('(', ')', end_of_file), b)
   Fail: (189) [system] arg(_111480, v('(', ')', end_of_file), b)
^  Fail: (188) [user] is_delimiter(b)
   Call: (188) [system] ')'==b
   Fail: (188) [system] ')'==b
   Call: (188) [system] get_char((0x55fbb4538270), b)
   Exit: (188) [system] get_char((0x55fbb4538270), b)
   Call: (188) [system] b=(\)
   Fail: (188) [system] b=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _118830)
   Call: (189) [system] peek_char((0x55fbb4538270), _119764)
   Exit: (189) [system] peek_char((0x55fbb4538270), ')')
^  Call: (189) [user] is_delimiter(')')
   Call: (190) [system] char_type(')', space)
   Fail: (190) [system] char_type(')', space)
   Call: (190) [system] arg(_124484, v('(', ')', end_of_file), ')')
   Exit: (190) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (189) [user] is_delimiter(')')
   Call: (189) [system] _118830=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (188) [system] _104894=[b]
   Exit: (188) [system] [b]=[b]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
^  Call: (187) [user] classify_and_convert_charseq([r, b], _69384)
^  Call: (188) [user] classify_and_convert_charseq_([r, b], _133714)
^  Call: (190) [system] setup_call_cleanup('$notrace'(_134666, _134668), once(user:catch(read_from_chars([r, b], _133714), _134648, fail)), '$restore_trace'(_134666, _134668))
^  Call: (191) [system] sig_atomic(system:'$notrace'(_134666, _134668))
^  Exit: (190) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([r, b], rb), _134648, fail)), system:'$restore_trace'(3, -1))
   Call: (189) [system] atomic(rb)
   Exit: (189) [system] atomic(rb)
^  Exit: (188) [user] classify_and_convert_charseq_([r, b], rb)
   Call: (188) [system] integer(rb)
   Fail: (188) [system] integer(rb)
   Call: (188) [system] _69384=rb
   Exit: (188) [system] rb=rb
^  Exit: (187) [user] classify_and_convert_charseq([r, b], rb)
^  Exit: (186) [user] read_symbolic(')', (0x55fbb4538270), r, rb)
^  Exit: (185) [user] cont_sexpr(')', (0x55fbb4538270), rb)
^  Call: (185) [user] read_list(')', (0x55fbb4538270), _146794)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _148652)
   Exit: (187) [system] peek_char((0x55fbb4538270), ')')
   Call: (187) [system] ')'=(;)
   Fail: (187) [system] ')'=(;)
   Call: (187) [system] ')'=(/)
   Fail: (187) [system] ')'=(/)
^  Call: (187) [user] is_like_space(')')
   Call: (188) [system] char_type(')', 'white')
   Fail: (188) [system] char_type(')', 'white')
   Call: (188) [system] char_type(')', end_of_line)
   Fail: (188) [system] char_type(')', end_of_line)
   Call: (188) [system] char_type(')', space)
   Fail: (188) [system] char_type(')', space)
   Call: (188) [system] char_type(')', cntrl)
   Fail: (188) [system] char_type(')', cntrl)
^  Fail: (187) [user] is_like_space(')')
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _164662)
   Exit: (186) [system] peek_char((0x55fbb4538270), ')')
   Call: (186) [system] ')'=')'
   Exit: (186) [system] ')'=')'
   Call: (186) [system] get_char((0x55fbb4538270), _168452)
   Exit: (186) [system] get_char((0x55fbb4538270), ')')
   Call: (186) [system] _146794=[]
   Exit: (186) [system] []=[]
^  Exit: (185) [user] read_list(')', (0x55fbb4538270), [])
   Call: (185) [system] _24366=[rb]
   Exit: (185) [system] [rb]=[rb]
^  Exit: (184) [user] read_list(')', (0x55fbb4538270), [rb])
^  Exit: (183) [user] cont_sexpr(')', (0x55fbb4538270), [rb])
^  Call: (183) [user] read_list(')', (0x55fbb4538270), _176746)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _178604)
   Exit: (185) [system] peek_char((0x55fbb4538270), ' ')
   Call: (185) [system] ' '=(;)
   Fail: (185) [system] ' '=(;)
   Call: (185) [system] ' '=(/)
   Fail: (185) [system] ' '=(/)
^  Call: (185) [user] is_like_space(' ')
   Call: (186) [system] char_type(' ', 'white')
   Exit: (186) [system] char_type(' ', 'white')
^  Exit: (185) [user] is_like_space(' ')
   Call: (185) [system] get_char((0x55fbb4538270), _188198)
   Exit: (185) [system] get_char((0x55fbb4538270), ' ')
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _190902)
   Exit: (186) [system] peek_char((0x55fbb4538270), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
   Call: (186) [system] '('=(/)
   Fail: (186) [system] '('=(/)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _207836)
   Exit: (184) [system] peek_char((0x55fbb4538270), '(')
   Call: (184) [system] '('=')'
   Fail: (184) [system] '('=')'
   Call: (184) [system] '('=end_of_file
   Fail: (184) [system] '('=end_of_file
^  Call: (184) [user] cont_sexpr(')', (0x55fbb4538270), _213406)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _215264)
   Exit: (186) [system] peek_char((0x55fbb4538270), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
   Call: (186) [system] '('=(/)
   Fail: (186) [system] '('=(/)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] get_char((0x55fbb4538270), _231274)
   Exit: (185) [system] get_char((0x55fbb4538270), '(')
   Call: (185) [system] '('='('
   Exit: (185) [system] '('='('
^  Call: (185) [user] read_list(')', (0x55fbb4538270), _213406)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _236844)
   Exit: (187) [system] peek_char((0x55fbb4538270), :)
   Call: (187) [system] (:)=(;)
   Fail: (187) [system] (:)=(;)
   Call: (187) [system] (:)=(/)
   Fail: (187) [system] (:)=(/)
^  Call: (187) [user] is_like_space(:)
   Call: (188) [system] char_type(:, 'white')
   Fail: (188) [system] char_type(:, 'white')
   Call: (188) [system] char_type(:, end_of_line)
   Fail: (188) [system] char_type(:, end_of_line)
   Call: (188) [system] char_type(:, space)
   Fail: (188) [system] char_type(:, space)
   Call: (188) [system] char_type(:, cntrl)
   Fail: (188) [system] char_type(:, cntrl)
^  Fail: (187) [user] is_like_space(:)
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _252854)
   Exit: (186) [system] peek_char((0x55fbb4538270), :)
   Call: (186) [system] (:)=')'
   Fail: (186) [system] (:)=')'
   Call: (186) [system] (:)=end_of_file
   Fail: (186) [system] (:)=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55fbb4538270), _258424)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _260282)
   Exit: (188) [system] peek_char((0x55fbb4538270), :)
   Call: (188) [system] (:)=(;)
   Fail: (188) [system] (:)=(;)
   Call: (188) [system] (:)=(/)
   Fail: (188) [system] (:)=(/)
^  Call: (188) [user] is_like_space(:)
   Call: (189) [system] char_type(:, 'white')
   Fail: (189) [system] char_type(:, 'white')
   Call: (189) [system] char_type(:, end_of_line)
   Fail: (189) [system] char_type(:, end_of_line)
   Call: (189) [system] char_type(:, space)
   Fail: (189) [system] char_type(:, space)
   Call: (189) [system] char_type(:, cntrl)
   Fail: (189) [system] char_type(:, cntrl)
^  Fail: (188) [user] is_like_space(:)
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] get_char((0x55fbb4538270), _276292)
   Exit: (187) [system] get_char((0x55fbb4538270), :)
   Call: (187) [system] (:)='('
   Fail: (187) [system] (:)='('
   Call: (187) [system] (:)='['
   Fail: (187) [system] (:)='['
   Call: (187) [system] (:)='{'
   Fail: (187) [system] (:)='{'
   Call: (187) [system] (:)='"'
   Fail: (187) [system] (:)='"'
   Call: (187) [system] (:)=!
   Fail: (187) [system] (:)=!
   Call: (187) [system] (:)='\''
   Fail: (187) [system] (:)='\''
   Call: (187) [system] (:)='`'
   Fail: (187) [system] (:)='`'
   Call: (187) [system] (:)=end_of_file
   Fail: (187) [system] (:)=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55fbb4538270), :, _258424)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _293934)
   Call: (189) [system] peek_char((0x55fbb4538270), _294868)
   Exit: (189) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (189) [user] is_delimiter(' ')
   Call: (190) [system] char_type(' ', space)
   Exit: (190) [system] char_type(' ', space)
^  Exit: (189) [user] is_delimiter(' ')
   Call: (189) [system] _293934=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (188) [user] classify_and_convert_charseq([:], _258424)
^  Call: (189) [user] classify_and_convert_charseq_([:], _304152)
^  Call: (191) [system] setup_call_cleanup('$notrace'(_305104, _305106), once(user:catch(read_from_chars([:], _304152), _305086, fail)), '$restore_trace'(_305104, _305106))
^  Call: (192) [system] sig_atomic(system:'$notrace'(_305104, _305106))
^  Exit: (191) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _305086, fail)), system:'$restore_trace'(3, -1))
   Call: (190) [system] atomic(:)
   Exit: (190) [system] atomic(:)
^  Exit: (189) [user] classify_and_convert_charseq_([:], :)
   Call: (189) [system] integer(:)
   Fail: (189) [system] integer(:)
   Call: (189) [system] _258424=(:)
   Exit: (189) [system] (:)=(:)
^  Exit: (188) [user] classify_and_convert_charseq([:], :)
^  Exit: (187) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (186) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (186) [user] read_list(')', (0x55fbb4538270), _317232)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _319090)
   Exit: (188) [system] peek_char((0x55fbb4538270), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
   Call: (188) [system] ' '=(/)
   Fail: (188) [system] ' '=(/)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55fbb4538270), _328684)
   Exit: (188) [system] get_char((0x55fbb4538270), ' ')
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _331388)
   Exit: (189) [system] peek_char((0x55fbb4538270), 'D')
   Call: (189) [system] 'D'=(;)
   Fail: (189) [system] 'D'=(;)
   Call: (189) [system] 'D'=(/)
   Fail: (189) [system] 'D'=(/)
^  Call: (189) [user] is_like_space('D')
   Call: (190) [system] char_type('D', 'white')
   Fail: (190) [system] char_type('D', 'white')
   Call: (190) [system] char_type('D', end_of_line)
   Fail: (190) [system] char_type('D', end_of_line)
   Call: (190) [system] char_type('D', space)
   Fail: (190) [system] char_type('D', space)
   Call: (190) [system] char_type('D', cntrl)
   Fail: (190) [system] char_type('D', cntrl)
^  Fail: (189) [user] is_like_space('D')
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _348322)
   Exit: (187) [system] peek_char((0x55fbb4538270), 'D')
   Call: (187) [system] 'D'=')'
   Fail: (187) [system] 'D'=')'
   Call: (187) [system] 'D'=end_of_file
   Fail: (187) [system] 'D'=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55fbb4538270), _353892)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _355750)
   Exit: (189) [system] peek_char((0x55fbb4538270), 'D')
   Call: (189) [system] 'D'=(;)
   Fail: (189) [system] 'D'=(;)
   Call: (189) [system] 'D'=(/)
   Fail: (189) [system] 'D'=(/)
^  Call: (189) [user] is_like_space('D')
   Call: (190) [system] char_type('D', 'white')
   Fail: (190) [system] char_type('D', 'white')
   Call: (190) [system] char_type('D', end_of_line)
   Fail: (190) [system] char_type('D', end_of_line)
   Call: (190) [system] char_type('D', space)
   Fail: (190) [system] char_type('D', space)
   Call: (190) [system] char_type('D', cntrl)
   Fail: (190) [system] char_type('D', cntrl)
^  Fail: (189) [user] is_like_space('D')
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] get_char((0x55fbb4538270), _371760)
   Exit: (188) [system] get_char((0x55fbb4538270), 'D')
   Call: (188) [system] 'D'='('
   Fail: (188) [system] 'D'='('
   Call: (188) [system] 'D'='['
   Fail: (188) [system] 'D'='['
   Call: (188) [system] 'D'='{'
   Fail: (188) [system] 'D'='{'
   Call: (188) [system] 'D'='"'
   Fail: (188) [system] 'D'='"'
   Call: (188) [system] 'D'=!
   Fail: (188) [system] 'D'=!
   Call: (188) [system] 'D'='\''
   Fail: (188) [system] 'D'='\''
   Call: (188) [system] 'D'='`'
   Fail: (188) [system] 'D'='`'
   Call: (188) [system] 'D'=end_of_file
   Fail: (188) [system] 'D'=end_of_file
^  Call: (188) [user] read_symbolic(')', (0x55fbb4538270), 'D', _353892)
^  Call: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), _389402)
   Call: (190) [system] peek_char((0x55fbb4538270), _390336)
   Exit: (190) [system] peek_char((0x55fbb4538270), i)
^  Call: (190) [user] is_delimiter(i)
   Call: (191) [system] char_type(i, space)
   Fail: (191) [system] char_type(i, space)
   Call: (191) [system] arg(_395056, v('(', ')', end_of_file), i)
   Fail: (191) [system] arg(_395988, v('(', ')', end_of_file), i)
^  Fail: (190) [user] is_delimiter(i)
   Call: (190) [system] ')'==i
   Fail: (190) [system] ')'==i
   Call: (190) [system] get_char((0x55fbb4538270), i)
   Exit: (190) [system] get_char((0x55fbb4538270), i)
   Call: (190) [system] i=(\)
   Fail: (190) [system] i=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _403338)
   Call: (191) [system] peek_char((0x55fbb4538270), _404272)
   Exit: (191) [system] peek_char((0x55fbb4538270), s)
^  Call: (191) [user] is_delimiter(s)
   Call: (192) [system] char_type(s, space)
   Fail: (192) [system] char_type(s, space)
   Call: (192) [system] arg(_408992, v('(', ')', end_of_file), s)
   Fail: (192) [system] arg(_409924, v('(', ')', end_of_file), s)
^  Fail: (191) [user] is_delimiter(s)
   Call: (191) [system] ')'==s
   Fail: (191) [system] ')'==s
   Call: (191) [system] get_char((0x55fbb4538270), s)
   Exit: (191) [system] get_char((0x55fbb4538270), s)
   Call: (191) [system] s=(\)
   Fail: (191) [system] s=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _417274)
   Call: (192) [system] peek_char((0x55fbb4538270), _418208)
   Exit: (192) [system] peek_char((0x55fbb4538270), j)
^  Call: (192) [user] is_delimiter(j)
   Call: (193) [system] char_type(j, space)
   Fail: (193) [system] char_type(j, space)
   Call: (193) [system] arg(_422928, v('(', ')', end_of_file), j)
   Fail: (193) [system] arg(_423860, v('(', ')', end_of_file), j)
^  Fail: (192) [user] is_delimiter(j)
   Call: (192) [system] ')'==j
   Fail: (192) [system] ')'==j
   Call: (192) [system] get_char((0x55fbb4538270), j)
   Exit: (192) [system] get_char((0x55fbb4538270), j)
   Call: (192) [system] j=(\)
   Fail: (192) [system] j=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _431210)
   Call: (193) [system] peek_char((0x55fbb4538270), _432144)
   Exit: (193) [system] peek_char((0x55fbb4538270), u)
^  Call: (193) [user] is_delimiter(u)
   Call: (194) [system] char_type(u, space)
   Fail: (194) [system] char_type(u, space)
   Call: (194) [system] arg(_436864, v('(', ')', end_of_file), u)
   Fail: (194) [system] arg(_437796, v('(', ')', end_of_file), u)
^  Fail: (193) [user] is_delimiter(u)
   Call: (193) [system] ')'==u
   Fail: (193) [system] ')'==u
   Call: (193) [system] get_char((0x55fbb4538270), u)
   Exit: (193) [system] get_char((0x55fbb4538270), u)
   Call: (193) [system] u=(\)
   Fail: (193) [system] u=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _445146)
   Call: (194) [system] peek_char((0x55fbb4538270), _446080)
   Exit: (194) [system] peek_char((0x55fbb4538270), n)
^  Call: (194) [user] is_delimiter(n)
   Call: (195) [system] char_type(n, space)
   Fail: (195) [system] char_type(n, space)
   Call: (195) [system] arg(_450800, v('(', ')', end_of_file), n)
   Fail: (195) [system] arg(_451732, v('(', ')', end_of_file), n)
^  Fail: (194) [user] is_delimiter(n)
   Call: (194) [system] ')'==n
   Fail: (194) [system] ')'==n
   Call: (194) [system] get_char((0x55fbb4538270), n)
   Exit: (194) [system] get_char((0x55fbb4538270), n)
   Call: (194) [system] n=(\)
   Fail: (194) [system] n=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _459082)
   Call: (195) [system] peek_char((0x55fbb4538270), _460016)
   Exit: (195) [system] peek_char((0x55fbb4538270), c)
^  Call: (195) [user] is_delimiter(c)
   Call: (196) [system] char_type(c, space)
   Fail: (196) [system] char_type(c, space)
   Call: (196) [system] arg(_464736, v('(', ')', end_of_file), c)
   Fail: (196) [system] arg(_465668, v('(', ')', end_of_file), c)
^  Fail: (195) [user] is_delimiter(c)
   Call: (195) [system] ')'==c
   Fail: (195) [system] ')'==c
   Call: (195) [system] get_char((0x55fbb4538270), c)
   Exit: (195) [system] get_char((0x55fbb4538270), c)
   Call: (195) [system] c=(\)
   Fail: (195) [system] c=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _473018)
   Call: (196) [system] peek_char((0x55fbb4538270), _473952)
   Exit: (196) [system] peek_char((0x55fbb4538270), t)
^  Call: (196) [user] is_delimiter(t)
   Call: (197) [system] char_type(t, space)
   Fail: (197) [system] char_type(t, space)
   Call: (197) [system] arg(_478672, v('(', ')', end_of_file), t)
   Fail: (197) [system] arg(_479604, v('(', ')', end_of_file), t)
^  Fail: (196) [user] is_delimiter(t)
   Call: (196) [system] ')'==t
   Fail: (196) [system] ')'==t
   Call: (196) [system] get_char((0x55fbb4538270), t)
   Exit: (196) [system] get_char((0x55fbb4538270), t)
   Call: (196) [system] t=(\)
   Fail: (196) [system] t=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _486954)
   Call: (197) [system] peek_char((0x55fbb4538270), _487888)
   Exit: (197) [system] peek_char((0x55fbb4538270), i)
^  Call: (197) [user] is_delimiter(i)
   Call: (198) [system] char_type(i, space)
   Fail: (198) [system] char_type(i, space)
   Call: (198) [system] arg(_492608, v('(', ')', end_of_file), i)
   Fail: (198) [system] arg(_493540, v('(', ')', end_of_file), i)
^  Fail: (197) [user] is_delimiter(i)
   Call: (197) [system] ')'==i
   Fail: (197) [system] ')'==i
   Call: (197) [system] get_char((0x55fbb4538270), i)
   Exit: (197) [system] get_char((0x55fbb4538270), i)
   Call: (197) [system] i=(\)
   Fail: (197) [system] i=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _500890)
   Call: (198) [system] peek_char((0x55fbb4538270), _501824)
   Exit: (198) [system] peek_char((0x55fbb4538270), v)
^  Call: (198) [user] is_delimiter(v)
   Call: (199) [system] char_type(v, space)
   Fail: (199) [system] char_type(v, space)
   Call: (199) [system] arg(_506544, v('(', ')', end_of_file), v)
   Fail: (199) [system] arg(_507476, v('(', ')', end_of_file), v)
^  Fail: (198) [user] is_delimiter(v)
   Call: (198) [system] ')'==v
   Fail: (198) [system] ')'==v
   Call: (198) [system] get_char((0x55fbb4538270), v)
   Exit: (198) [system] get_char((0x55fbb4538270), v)
   Call: (198) [system] v=(\)
   Fail: (198) [system] v=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _514826)
   Call: (199) [system] peek_char((0x55fbb4538270), _515760)
   Exit: (199) [system] peek_char((0x55fbb4538270), e)
^  Call: (199) [user] is_delimiter(e)
   Call: (200) [system] char_type(e, space)
   Fail: (200) [system] char_type(e, space)
   Call: (200) [system] arg(_520480, v('(', ')', end_of_file), e)
   Fail: (200) [system] arg(_521412, v('(', ')', end_of_file), e)
^  Fail: (199) [user] is_delimiter(e)
   Call: (199) [system] ')'==e
   Fail: (199) [system] ')'==e
   Call: (199) [system] get_char((0x55fbb4538270), e)
   Exit: (199) [system] get_char((0x55fbb4538270), e)
   Call: (199) [system] e=(\)
   Fail: (199) [system] e=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _528762)
   Call: (200) [system] peek_char((0x55fbb4538270), _529696)
   Exit: (200) [system] peek_char((0x55fbb4538270), 'S')
^  Call: (200) [user] is_delimiter('S')
   Call: (201) [system] char_type('S', space)
   Fail: (201) [system] char_type('S', space)
   Call: (201) [system] arg(_534416, v('(', ')', end_of_file), 'S')
   Fail: (201) [system] arg(_535348, v('(', ')', end_of_file), 'S')
^  Fail: (200) [user] is_delimiter('S')
   Call: (200) [system] ')'=='S'
   Fail: (200) [system] ')'=='S'
   Call: (200) [system] get_char((0x55fbb4538270), 'S')
   Exit: (200) [system] get_char((0x55fbb4538270), 'S')
   Call: (200) [system] 'S'=(\)
   Fail: (200) [system] 'S'=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _542698)
   Call: (201) [system] peek_char((0x55fbb4538270), _543632)
   Exit: (201) [system] peek_char((0x55fbb4538270), y)
^  Call: (201) [user] is_delimiter(y)
   Call: (202) [system] char_type(y, space)
   Fail: (202) [system] char_type(y, space)
   Call: (202) [system] arg(_548352, v('(', ')', end_of_file), y)
   Fail: (202) [system] arg(_549284, v('(', ')', end_of_file), y)
^  Fail: (201) [user] is_delimiter(y)
   Call: (201) [system] ')'==y
   Fail: (201) [system] ')'==y
   Call: (201) [system] get_char((0x55fbb4538270), y)
   Exit: (201) [system] get_char((0x55fbb4538270), y)
   Call: (201) [system] y=(\)
   Fail: (201) [system] y=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _556634)
   Call: (202) [system] peek_char((0x55fbb4538270), _557568)
   Exit: (202) [system] peek_char((0x55fbb4538270), l)
^  Call: (202) [user] is_delimiter(l)
   Call: (203) [system] char_type(l, space)
   Fail: (203) [system] char_type(l, space)
   Call: (203) [system] arg(_562288, v('(', ')', end_of_file), l)
   Fail: (203) [system] arg(_563220, v('(', ')', end_of_file), l)
^  Fail: (202) [user] is_delimiter(l)
   Call: (202) [system] ')'==l
   Fail: (202) [system] ')'==l
   Call: (202) [system] get_char((0x55fbb4538270), l)
   Exit: (202) [system] get_char((0x55fbb4538270), l)
   Call: (202) [system] l=(\)
   Fail: (202) [system] l=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _570570)
   Call: (203) [system] peek_char((0x55fbb4538270), _571504)
   Exit: (203) [system] peek_char((0x55fbb4538270), l)
^  Call: (203) [user] is_delimiter(l)
   Call: (204) [system] char_type(l, space)
   Fail: (204) [system] char_type(l, space)
   Call: (204) [system] arg(_576224, v('(', ')', end_of_file), l)
   Fail: (204) [system] arg(_577156, v('(', ')', end_of_file), l)
^  Fail: (203) [user] is_delimiter(l)
   Call: (203) [system] ')'==l
   Fail: (203) [system] ')'==l
   Call: (203) [system] get_char((0x55fbb4538270), l)
   Exit: (203) [system] get_char((0x55fbb4538270), l)
   Call: (203) [system] l=(\)
   Fail: (203) [system] l=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _584506)
   Call: (204) [system] peek_char((0x55fbb4538270), _585440)
   Exit: (204) [system] peek_char((0x55fbb4538270), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_590160, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_591092, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55fbb4538270), o)
   Exit: (204) [system] get_char((0x55fbb4538270), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _598442)
   Call: (205) [system] peek_char((0x55fbb4538270), _599376)
   Exit: (205) [system] peek_char((0x55fbb4538270), g)
^  Call: (205) [user] is_delimiter(g)
   Call: (206) [system] char_type(g, space)
   Fail: (206) [system] char_type(g, space)
   Call: (206) [system] arg(_604096, v('(', ')', end_of_file), g)
   Fail: (206) [system] arg(_605028, v('(', ')', end_of_file), g)
^  Fail: (205) [user] is_delimiter(g)
   Call: (205) [system] ')'==g
   Fail: (205) [system] ')'==g
   Call: (205) [system] get_char((0x55fbb4538270), g)
   Exit: (205) [system] get_char((0x55fbb4538270), g)
   Call: (205) [system] g=(\)
   Fail: (205) [system] g=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _612378)
   Call: (206) [system] peek_char((0x55fbb4538270), _613312)
   Exit: (206) [system] peek_char((0x55fbb4538270), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_618032, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_618964, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55fbb4538270), i)
   Exit: (206) [system] get_char((0x55fbb4538270), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _626314)
   Call: (207) [system] peek_char((0x55fbb4538270), _627248)
   Exit: (207) [system] peek_char((0x55fbb4538270), s)
^  Call: (207) [user] is_delimiter(s)
   Call: (208) [system] char_type(s, space)
   Fail: (208) [system] char_type(s, space)
   Call: (208) [system] arg(_631968, v('(', ')', end_of_file), s)
   Fail: (208) [system] arg(_632900, v('(', ')', end_of_file), s)
^  Fail: (207) [user] is_delimiter(s)
   Call: (207) [system] ')'==s
   Fail: (207) [system] ')'==s
   Call: (207) [system] get_char((0x55fbb4538270), s)
   Exit: (207) [system] get_char((0x55fbb4538270), s)
   Call: (207) [system] s=(\)
   Fail: (207) [system] s=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _640250)
   Call: (208) [system] peek_char((0x55fbb4538270), _641184)
   Exit: (208) [system] peek_char((0x55fbb4538270), m)
^  Call: (208) [user] is_delimiter(m)
   Call: (209) [system] char_type(m, space)
   Fail: (209) [system] char_type(m, space)
   Call: (209) [system] arg(_645904, v('(', ')', end_of_file), m)
   Fail: (209) [system] arg(_646836, v('(', ')', end_of_file), m)
^  Fail: (208) [user] is_delimiter(m)
   Call: (208) [system] ')'==m
   Fail: (208) [system] ')'==m
   Call: (208) [system] get_char((0x55fbb4538270), m)
   Exit: (208) [system] get_char((0x55fbb4538270), m)
   Call: (208) [system] m=(\)
   Fail: (208) [system] m=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _654186)
   Call: (209) [system] peek_char((0x55fbb4538270), _655120)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _654186=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (208) [system] _640250=[m]
   Exit: (208) [system] [m]=[m]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [m])
   Call: (207) [system] _626314=[s, m]
   Exit: (207) [system] [s, m]=[s, m]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, m])
   Call: (206) [system] _612378=[i, s, m]
   Exit: (206) [system] [i, s, m]=[i, s, m]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, m])
   Call: (205) [system] _598442=[g, i, s, m]
   Exit: (205) [system] [g, i, s, m]=[g, i, s, m]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [g, i, s, m])
   Call: (204) [system] _584506=[o, g, i, s, m]
   Exit: (204) [system] [o, g, i, s, m]=[o, g, i, s, m]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, g, i, s, m])
   Call: (203) [system] _570570=[l, o, g, i, s, m]
   Exit: (203) [system] [l, o, g, i, s, m]=[l, o, g, i, s, m]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, o, g, i, s, m])
   Call: (202) [system] _556634=[l, l, o, g, i, s, m]
   Exit: (202) [system] [l, l, o, g, i, s, m]=[l, l, o, g, i, s, m]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, l, o, g, i, s, m])
   Call: (201) [system] _542698=[y, l, l, o, g, i, s, m]
   Exit: (201) [system] [y, l, l, o, g, i, s, m]=[y, l, l, o, g, i, s, m]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [y, l, l, o, g, i, s, m])
   Call: (200) [system] _528762=['S', y, l, l, o, g, i, s, m]
   Exit: (200) [system] ['S', y, l, l, o, g, i, s, m]=['S', y, l, l, o, g, i, s, m]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), ['S', y, l, l, o, g, i, s, m])
   Call: (199) [system] _514826=[e, 'S', y, l, l, o, g, i, s, m]
   Exit: (199) [system] [e, 'S', y, l, l, o, g, i, s, m]=[e, 'S', y, l, l, o, g, i, s, m]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, 'S', y, l, l, o, g, i, s, m])
   Call: (198) [system] _500890=[v, e, 'S', y, l, l, o, g, i, s, m]
   Exit: (198) [system] [v, e, 'S', y, l, l, o, g, i, s, m]=[v, e, 'S', y, l, l, o, g, i, s, m]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [v, e, 'S', y, l, l, o, g, i, s, m])
   Call: (197) [system] _486954=[i, v, e, 'S', y, l, l, o, g, i, s, m]
   Exit: (197) [system] [i, v, e, 'S', y, l, l, o, g, i, s, m]=[i, v, e, 'S', y, l, l, o, g, i, s, m]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, v, e, 'S', y, l, l, o, g, i, s, m])
   Call: (196) [system] _473018=[t, i, v, e, 'S', y, l, l, o, g, i, s, m]
   Exit: (196) [system] [t, i, v, e, 'S', y, l, l, o, g, i, s, m]=[t, i, v, e, 'S', y, l, l, o, g, i, s, m]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, v, e, 'S', y, l, l, o, g, i, s, m])
   Call: (195) [system] _459082=[c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
   Exit: (195) [system] [c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]=[c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, v, e, 'S', y, l, l, o, g, i, s, m])
   Call: (194) [system] _445146=[n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
   Exit: (194) [system] [n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]=[n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m])
   Call: (193) [system] _431210=[u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
   Exit: (193) [system] [u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]=[u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m])
   Call: (192) [system] _417274=[j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
   Exit: (192) [system] [j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]=[j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m])
   Call: (191) [system] _403338=[s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
   Exit: (191) [system] [s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]=[s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m])
   Call: (190) [system] _389402=[i, s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
   Exit: (190) [system] [i, s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]=[i, s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m])
^  Call: (189) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m], _353892)
^  Call: (190) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m], _717490)
^  Call: (192) [system] setup_call_cleanup('$notrace'(_718442, _718444), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m], _717490), _718424, fail)), '$restore_trace'(_718442, _718444))
^  Call: (193) [system] sig_atomic(system:'$notrace'(_718442, _718444))
^  Exit: (192) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m], _717490), _718424, fail)), system:'$restore_trace'(3, -1))
   Call: (191) [system] atomic(_717490)
   Fail: (191) [system] atomic(_717490)
   Call: (191) [system] atom_chars(_717490, ['D', i, s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m])
   Exit: (191) [system] atom_chars('DisjunctiveSyllogism', ['D', i, s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m])
^  Exit: (190) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m], 'DisjunctiveSyllogism')
   Call: (190) [system] integer('DisjunctiveSyllogism')
   Fail: (190) [system] integer('DisjunctiveSyllogism')
   Call: (190) [system] _353892='DisjunctiveSyllogism'
   Exit: (190) [system] 'DisjunctiveSyllogism'='DisjunctiveSyllogism'
^  Exit: (189) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m], 'DisjunctiveSyllogism')
^  Exit: (188) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'DisjunctiveSyllogism')
^  Exit: (187) [user] cont_sexpr(')', (0x55fbb4538270), 'DisjunctiveSyllogism')
^  Call: (187) [user] read_list(')', (0x55fbb4538270), _732440)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _734298)
   Exit: (189) [system] peek_char((0x55fbb4538270), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
   Call: (189) [system] ' '=(/)
   Fail: (189) [system] ' '=(/)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55fbb4538270), _743892)
   Exit: (189) [system] get_char((0x55fbb4538270), ' ')
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _746596)
   Exit: (190) [system] peek_char((0x55fbb4538270), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
   Call: (190) [system] '('=(/)
   Fail: (190) [system] '('=(/)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _763530)
   Exit: (188) [system] peek_char((0x55fbb4538270), '(')
   Call: (188) [system] '('=')'
   Fail: (188) [system] '('=')'
   Call: (188) [system] '('=end_of_file
   Fail: (188) [system] '('=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55fbb4538270), _769100)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _770958)
   Exit: (190) [system] peek_char((0x55fbb4538270), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
   Call: (190) [system] '('=(/)
   Fail: (190) [system] '('=(/)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] get_char((0x55fbb4538270), _786968)
   Exit: (189) [system] get_char((0x55fbb4538270), '(')
   Call: (189) [system] '('='('
   Exit: (189) [system] '('='('
^  Call: (189) [user] read_list(')', (0x55fbb4538270), _769100)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _792538)
   Exit: (191) [system] peek_char((0x55fbb4538270), -)
   Call: (191) [system] (-)=(;)
   Fail: (191) [system] (-)=(;)
   Call: (191) [system] (-)=(/)
   Fail: (191) [system] (-)=(/)
^  Call: (191) [user] is_like_space(-)
   Call: (192) [system] char_type(-, 'white')
   Fail: (192) [system] char_type(-, 'white')
   Call: (192) [system] char_type(-, end_of_line)
   Fail: (192) [system] char_type(-, end_of_line)
   Call: (192) [system] char_type(-, space)
   Fail: (192) [system] char_type(-, space)
   Call: (192) [system] char_type(-, cntrl)
   Fail: (192) [system] char_type(-, cntrl)
^  Fail: (191) [user] is_like_space(-)
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _808548)
   Exit: (190) [system] peek_char((0x55fbb4538270), -)
   Call: (190) [system] (-)=')'
   Fail: (190) [system] (-)=')'
   Call: (190) [system] (-)=end_of_file
   Fail: (190) [system] (-)=end_of_file
^  Call: (190) [user] cont_sexpr(')', (0x55fbb4538270), _814118)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _815976)
   Exit: (192) [system] peek_char((0x55fbb4538270), -)
   Call: (192) [system] (-)=(;)
   Fail: (192) [system] (-)=(;)
   Call: (192) [system] (-)=(/)
   Fail: (192) [system] (-)=(/)
^  Call: (192) [user] is_like_space(-)
   Call: (193) [system] char_type(-, 'white')
   Fail: (193) [system] char_type(-, 'white')
   Call: (193) [system] char_type(-, end_of_line)
   Fail: (193) [system] char_type(-, end_of_line)
   Call: (193) [system] char_type(-, space)
   Fail: (193) [system] char_type(-, space)
   Call: (193) [system] char_type(-, cntrl)
   Fail: (193) [system] char_type(-, cntrl)
^  Fail: (192) [user] is_like_space(-)
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] get_char((0x55fbb4538270), _831986)
   Exit: (191) [system] get_char((0x55fbb4538270), -)
   Call: (191) [system] (-)='('
   Fail: (191) [system] (-)='('
   Call: (191) [system] (-)='['
   Fail: (191) [system] (-)='['
   Call: (191) [system] (-)='{'
   Fail: (191) [system] (-)='{'
   Call: (191) [system] (-)='"'
   Fail: (191) [system] (-)='"'
   Call: (191) [system] (-)=!
   Fail: (191) [system] (-)=!
   Call: (191) [system] (-)='\''
   Fail: (191) [system] (-)='\''
   Call: (191) [system] (-)='`'
   Fail: (191) [system] (-)='`'
   Call: (191) [system] (-)=end_of_file
   Fail: (191) [system] (-)=end_of_file
^  Call: (191) [user] read_symbolic(')', (0x55fbb4538270), -, _814118)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _849628)
   Call: (193) [system] peek_char((0x55fbb4538270), _850562)
   Exit: (193) [system] peek_char((0x55fbb4538270), >)
^  Call: (193) [user] is_delimiter(>)
   Call: (194) [system] char_type(>, space)
   Fail: (194) [system] char_type(>, space)
   Call: (194) [system] arg(_855282, v('(', ')', end_of_file), >)
   Fail: (194) [system] arg(_856214, v('(', ')', end_of_file), >)
^  Fail: (193) [user] is_delimiter(>)
   Call: (193) [system] ')'==(>)
   Fail: (193) [system] ')'==(>)
   Call: (193) [system] get_char((0x55fbb4538270), >)
   Exit: (193) [system] get_char((0x55fbb4538270), >)
   Call: (193) [system] (>)=(\)
   Fail: (193) [system] (>)=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _863564)
   Call: (194) [system] peek_char((0x55fbb4538270), _864498)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _863564=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (193) [system] _849628=[>]
   Exit: (193) [system] [>]=[>]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [>])
^  Call: (192) [user] classify_and_convert_charseq([-, >], _814118)
^  Call: (193) [user] classify_and_convert_charseq_([-, >], _876576)
^  Call: (195) [system] setup_call_cleanup('$notrace'(_877528, _877530), once(user:catch(read_from_chars([-, >], _876576), _877510, fail)), '$restore_trace'(_877528, _877530))
^  Call: (196) [system] sig_atomic(system:'$notrace'(_877528, _877530))
^  Exit: (195) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([-, >], ->), _877510, fail)), system:'$restore_trace'(3, -1))
   Call: (194) [system] atomic(->)
   Exit: (194) [system] atomic(->)
^  Exit: (193) [user] classify_and_convert_charseq_([-, >], ->)
   Call: (193) [system] integer(->)
   Fail: (193) [system] integer(->)
   Call: (193) [system] _814118=(->)
   Exit: (193) [system] (->)=(->)
^  Exit: (192) [user] classify_and_convert_charseq([-, >], ->)
^  Exit: (191) [user] read_symbolic(')', (0x55fbb4538270), -, ->)
^  Exit: (190) [user] cont_sexpr(')', (0x55fbb4538270), ->)
^  Call: (190) [user] read_list(')', (0x55fbb4538270), _889656)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _891514)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
   Call: (192) [system] ' '=(/)
   Fail: (192) [system] ' '=(/)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55fbb4538270), _901108)
   Exit: (192) [system] get_char((0x55fbb4538270), ' ')
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _903812)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
   Call: (193) [system] '('=(/)
   Fail: (193) [system] '('=(/)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _920746)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=')'
   Fail: (191) [system] '('=')'
   Call: (191) [system] '('=end_of_file
   Fail: (191) [system] '('=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55fbb4538270), _926316)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _928174)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
   Call: (193) [system] '('=(/)
   Fail: (193) [system] '('=(/)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] get_char((0x55fbb4538270), _944184)
   Exit: (192) [system] get_char((0x55fbb4538270), '(')
   Call: (192) [system] '('='('
   Exit: (192) [system] '('='('
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _926316)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _949754)
   Exit: (194) [system] peek_char((0x55fbb4538270), 'O')
   Call: (194) [system] 'O'=(;)
   Fail: (194) [system] 'O'=(;)
   Call: (194) [system] 'O'=(/)
   Fail: (194) [system] 'O'=(/)
^  Call: (194) [user] is_like_space('O')
   Call: (195) [system] char_type('O', 'white')
   Fail: (195) [system] char_type('O', 'white')
   Call: (195) [system] char_type('O', end_of_line)
   Fail: (195) [system] char_type('O', end_of_line)
   Call: (195) [system] char_type('O', space)
   Fail: (195) [system] char_type('O', space)
   Call: (195) [system] char_type('O', cntrl)
   Fail: (195) [system] char_type('O', cntrl)
^  Fail: (194) [user] is_like_space('O')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _965764)
   Exit: (193) [system] peek_char((0x55fbb4538270), 'O')
   Call: (193) [system] 'O'=')'
   Fail: (193) [system] 'O'=')'
   Call: (193) [system] 'O'=end_of_file
   Fail: (193) [system] 'O'=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _971334)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _973192)
   Exit: (195) [system] peek_char((0x55fbb4538270), 'O')
   Call: (195) [system] 'O'=(;)
   Fail: (195) [system] 'O'=(;)
   Call: (195) [system] 'O'=(/)
   Fail: (195) [system] 'O'=(/)
^  Call: (195) [user] is_like_space('O')
   Call: (196) [system] char_type('O', 'white')
   Fail: (196) [system] char_type('O', 'white')
   Call: (196) [system] char_type('O', end_of_line)
   Fail: (196) [system] char_type('O', end_of_line)
   Call: (196) [system] char_type('O', space)
   Fail: (196) [system] char_type('O', space)
   Call: (196) [system] char_type('O', cntrl)
   Fail: (196) [system] char_type('O', cntrl)
^  Fail: (195) [user] is_like_space('O')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _989202)
   Exit: (194) [system] get_char((0x55fbb4538270), 'O')
   Call: (194) [system] 'O'='('
   Fail: (194) [system] 'O'='('
   Call: (194) [system] 'O'='['
   Fail: (194) [system] 'O'='['
   Call: (194) [system] 'O'='{'
   Fail: (194) [system] 'O'='{'
   Call: (194) [system] 'O'='"'
   Fail: (194) [system] 'O'='"'
   Call: (194) [system] 'O'=!
   Fail: (194) [system] 'O'=!
   Call: (194) [system] 'O'='\''
   Fail: (194) [system] 'O'='\''
   Call: (194) [system] 'O'='`'
   Fail: (194) [system] 'O'='`'
   Call: (194) [system] 'O'=end_of_file
   Fail: (194) [system] 'O'=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55fbb4538270), 'O', _971334)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _1006844)
   Call: (196) [system] peek_char((0x55fbb4538270), _1007778)
   Exit: (196) [system] peek_char((0x55fbb4538270), r)
^  Call: (196) [user] is_delimiter(r)
   Call: (197) [system] char_type(r, space)
   Fail: (197) [system] char_type(r, space)
   Call: (197) [system] arg(_1012498, v('(', ')', end_of_file), r)
   Fail: (197) [system] arg(_1013430, v('(', ')', end_of_file), r)
^  Fail: (196) [user] is_delimiter(r)
   Call: (196) [system] ')'==r
   Fail: (196) [system] ')'==r
   Call: (196) [system] get_char((0x55fbb4538270), r)
   Exit: (196) [system] get_char((0x55fbb4538270), r)
   Call: (196) [system] r=(\)
   Fail: (196) [system] r=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _1020780)
   Call: (197) [system] peek_char((0x55fbb4538270), _1021714)
   Exit: (197) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (197) [user] is_delimiter('L')
   Call: (198) [system] char_type('L', space)
   Fail: (198) [system] char_type('L', space)
   Call: (198) [system] arg(_1026434, v('(', ')', end_of_file), 'L')
   Fail: (198) [system] arg(_1027366, v('(', ')', end_of_file), 'L')
^  Fail: (197) [user] is_delimiter('L')
   Call: (197) [system] ')'=='L'
   Fail: (197) [system] ')'=='L'
   Call: (197) [system] get_char((0x55fbb4538270), 'L')
   Exit: (197) [system] get_char((0x55fbb4538270), 'L')
   Call: (197) [system] 'L'=(\)
   Fail: (197) [system] 'L'=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _1034716)
   Call: (198) [system] peek_char((0x55fbb4538270), _1035650)
   Exit: (198) [system] peek_char((0x55fbb4538270), i)
^  Call: (198) [user] is_delimiter(i)
   Call: (199) [system] char_type(i, space)
   Fail: (199) [system] char_type(i, space)
   Call: (199) [system] arg(_1040370, v('(', ')', end_of_file), i)
   Fail: (199) [system] arg(_1041302, v('(', ')', end_of_file), i)
^  Fail: (198) [user] is_delimiter(i)
   Call: (198) [system] ')'==i
   Fail: (198) [system] ')'==i
   Call: (198) [system] get_char((0x55fbb4538270), i)
   Exit: (198) [system] get_char((0x55fbb4538270), i)
   Call: (198) [system] i=(\)
   Fail: (198) [system] i=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _1048652)
   Call: (199) [system] peek_char((0x55fbb4538270), _1049586)
   Exit: (199) [system] peek_char((0x55fbb4538270), n)
^  Call: (199) [user] is_delimiter(n)
   Call: (200) [system] char_type(n, space)
   Fail: (200) [system] char_type(n, space)
   Call: (200) [system] arg(_1054306, v('(', ')', end_of_file), n)
   Fail: (200) [system] arg(_1055238, v('(', ')', end_of_file), n)
^  Fail: (199) [user] is_delimiter(n)
   Call: (199) [system] ')'==n
   Fail: (199) [system] ')'==n
   Call: (199) [system] get_char((0x55fbb4538270), n)
   Exit: (199) [system] get_char((0x55fbb4538270), n)
   Call: (199) [system] n=(\)
   Fail: (199) [system] n=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _1062588)
   Call: (200) [system] peek_char((0x55fbb4538270), _1063522)
   Exit: (200) [system] peek_char((0x55fbb4538270), k)
^  Call: (200) [user] is_delimiter(k)
   Call: (201) [system] char_type(k, space)
   Fail: (201) [system] char_type(k, space)
   Call: (201) [system] arg(_1068242, v('(', ')', end_of_file), k)
   Fail: (201) [system] arg(_1069174, v('(', ')', end_of_file), k)
^  Fail: (200) [user] is_delimiter(k)
   Call: (200) [system] ')'==k
   Fail: (200) [system] ')'==k
   Call: (200) [system] get_char((0x55fbb4538270), k)
   Exit: (200) [system] get_char((0x55fbb4538270), k)
   Call: (200) [system] k=(\)
   Fail: (200) [system] k=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _1076524)
   Call: (201) [system] peek_char((0x55fbb4538270), _1077458)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (201) [user] is_delimiter(' ')
   Call: (202) [system] char_type(' ', space)
   Exit: (202) [system] char_type(' ', space)
^  Exit: (201) [user] is_delimiter(' ')
   Call: (201) [system] _1076524=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (200) [system] _1062588=[k]
   Exit: (200) [system] [k]=[k]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (199) [system] _1048652=[n, k]
   Exit: (199) [system] [n, k]=[n, k]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (198) [system] _1034716=[i, n, k]
   Exit: (198) [system] [i, n, k]=[i, n, k]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (197) [system] _1020780=['L', i, n, k]
   Exit: (197) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (196) [system] _1006844=[r, 'L', i, n, k]
   Exit: (196) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (195) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _971334)
^  Call: (196) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _1100712)
^  Call: (198) [system] setup_call_cleanup('$notrace'(_1101664, _1101666), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1100712), _1101646, fail)), '$restore_trace'(_1101664, _1101666))
^  Call: (199) [system] sig_atomic(system:'$notrace'(_1101664, _1101666))
^  Exit: (198) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1100712), _1101646, fail)), system:'$restore_trace'(3, -1))
   Call: (197) [system] atomic(_1100712)
   Fail: (197) [system] atomic(_1100712)
   Call: (197) [system] atom_chars(_1100712, ['O', r, 'L', i, n, k])
   Exit: (197) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (196) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (196) [system] integer('OrLink')
   Fail: (196) [system] integer('OrLink')
   Call: (196) [system] _971334='OrLink'
   Exit: (196) [system] 'OrLink'='OrLink'
^  Exit: (195) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (194) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _1115662)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1117520)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _1127114)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1129818)
   Exit: (196) [system] peek_char((0x55fbb4538270), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
   Call: (196) [system] ($)=(/)
   Fail: (196) [system] ($)=(/)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1146752)
   Exit: (194) [system] peek_char((0x55fbb4538270), $)
   Call: (194) [system] ($)=')'
   Fail: (194) [system] ($)=')'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _1152322)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1154180)
   Exit: (196) [system] peek_char((0x55fbb4538270), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
   Call: (196) [system] ($)=(/)
   Fail: (196) [system] ($)=(/)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _1170190)
   Exit: (195) [system] get_char((0x55fbb4538270), $)
   Call: (195) [system] ($)='('
   Fail: (195) [system] ($)='('
   Call: (195) [system] ($)='['
   Fail: (195) [system] ($)='['
   Call: (195) [system] ($)='{'
   Fail: (195) [system] ($)='{'
   Call: (195) [system] ($)='"'
   Fail: (195) [system] ($)='"'
   Call: (195) [system] ($)=!
   Fail: (195) [system] ($)=!
   Call: (195) [system] ($)='\''
   Fail: (195) [system] ($)='\''
   Call: (195) [system] ($)='`'
   Fail: (195) [system] ($)='`'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55fbb4538270), $, _1152322)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _1187832)
   Call: (197) [system] peek_char((0x55fbb4538270), _1188766)
   Exit: (197) [system] peek_char((0x55fbb4538270), p)
^  Call: (197) [user] is_delimiter(p)
   Call: (198) [system] char_type(p, space)
   Fail: (198) [system] char_type(p, space)
   Call: (198) [system] arg(_1193486, v('(', ')', end_of_file), p)
   Fail: (198) [system] arg(_1194418, v('(', ')', end_of_file), p)
^  Fail: (197) [user] is_delimiter(p)
   Call: (197) [system] ')'==p
   Fail: (197) [system] ')'==p
   Call: (197) [system] get_char((0x55fbb4538270), p)
   Exit: (197) [system] get_char((0x55fbb4538270), p)
   Call: (197) [system] p=(\)
   Fail: (197) [system] p=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _1201768)
   Call: (198) [system] peek_char((0x55fbb4538270), _1202702)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (198) [user] is_delimiter(' ')
   Call: (199) [system] char_type(' ', space)
   Exit: (199) [system] char_type(' ', space)
^  Exit: (198) [user] is_delimiter(' ')
   Call: (198) [system] _1201768=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (197) [system] _1187832=[p]
   Exit: (197) [system] [p]=[p]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [p])
^  Call: (196) [user] classify_and_convert_charseq([$, p], _1152322)
^  Call: (197) [user] classify_and_convert_charseq_([$, p], _1214780)
   Call: (198) [system] atom_chars(_1215712, ['_', p])
   Exit: (198) [system] atom_chars('_p', ['_', p])
^  Exit: (197) [user] classify_and_convert_charseq_([$, p], _p)
   Call: (197) [system] integer(_p)
   Fail: (197) [system] integer(_p)
   Call: (197) [system] _1152322=_p
   Exit: (197) [system] _p=_p
^  Exit: (196) [user] classify_and_convert_charseq([$, p], _p)
^  Exit: (195) [user] read_symbolic(')', (0x55fbb4538270), $, _p)
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), _p)
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _1225004)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1226862)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _1236456)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1239160)
   Exit: (197) [system] peek_char((0x55fbb4538270), $)
   Call: (197) [system] ($)=(;)
   Fail: (197) [system] ($)=(;)
   Call: (197) [system] ($)=(/)
   Fail: (197) [system] ($)=(/)
^  Call: (197) [user] is_like_space($)
   Call: (198) [system] char_type($, 'white')
   Fail: (198) [system] char_type($, 'white')
   Call: (198) [system] char_type($, end_of_line)
   Fail: (198) [system] char_type($, end_of_line)
   Call: (198) [system] char_type($, space)
   Fail: (198) [system] char_type($, space)
   Call: (198) [system] char_type($, cntrl)
   Fail: (198) [system] char_type($, cntrl)
^  Fail: (197) [user] is_like_space($)
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1256094)
   Exit: (195) [system] peek_char((0x55fbb4538270), $)
   Call: (195) [system] ($)=')'
   Fail: (195) [system] ($)=')'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _1261664)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1263522)
   Exit: (197) [system] peek_char((0x55fbb4538270), $)
   Call: (197) [system] ($)=(;)
   Fail: (197) [system] ($)=(;)
   Call: (197) [system] ($)=(/)
   Fail: (197) [system] ($)=(/)
^  Call: (197) [user] is_like_space($)
   Call: (198) [system] char_type($, 'white')
   Fail: (198) [system] char_type($, 'white')
   Call: (198) [system] char_type($, end_of_line)
   Fail: (198) [system] char_type($, end_of_line)
   Call: (198) [system] char_type($, space)
   Fail: (198) [system] char_type($, space)
   Call: (198) [system] char_type($, cntrl)
   Fail: (198) [system] char_type($, cntrl)
^  Fail: (197) [user] is_like_space($)
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _1279532)
   Exit: (196) [system] get_char((0x55fbb4538270), $)
   Call: (196) [system] ($)='('
   Fail: (196) [system] ($)='('
   Call: (196) [system] ($)='['
   Fail: (196) [system] ($)='['
   Call: (196) [system] ($)='{'
   Fail: (196) [system] ($)='{'
   Call: (196) [system] ($)='"'
   Fail: (196) [system] ($)='"'
   Call: (196) [system] ($)=!
   Fail: (196) [system] ($)=!
   Call: (196) [system] ($)='\''
   Fail: (196) [system] ($)='\''
   Call: (196) [system] ($)='`'
   Fail: (196) [system] ($)='`'
   Call: (196) [system] ($)=end_of_file
   Fail: (196) [system] ($)=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55fbb4538270), $, _1261664)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _1297174)
   Call: (198) [system] peek_char((0x55fbb4538270), _1298108)
   Exit: (198) [system] peek_char((0x55fbb4538270), q)
^  Call: (198) [user] is_delimiter(q)
   Call: (199) [system] char_type(q, space)
   Fail: (199) [system] char_type(q, space)
   Call: (199) [system] arg(_1302828, v('(', ')', end_of_file), q)
   Fail: (199) [system] arg(_1303760, v('(', ')', end_of_file), q)
^  Fail: (198) [user] is_delimiter(q)
   Call: (198) [system] ')'==q
   Fail: (198) [system] ')'==q
   Call: (198) [system] get_char((0x55fbb4538270), q)
   Exit: (198) [system] get_char((0x55fbb4538270), q)
   Call: (198) [system] q=(\)
   Fail: (198) [system] q=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _1311110)
   Call: (199) [system] peek_char((0x55fbb4538270), _1312044)
   Exit: (199) [system] peek_char((0x55fbb4538270), ')')
^  Call: (199) [user] is_delimiter(')')
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] arg(_1316764, v('(', ')', end_of_file), ')')
   Exit: (200) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (199) [user] is_delimiter(')')
   Call: (199) [system] _1311110=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (198) [system] _1297174=[q]
   Exit: (198) [system] [q]=[q]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [q])
^  Call: (197) [user] classify_and_convert_charseq([$, q], _1261664)
^  Call: (198) [user] classify_and_convert_charseq_([$, q], _1325994)
   Call: (199) [system] atom_chars(_1326926, ['_', q])
   Exit: (199) [system] atom_chars('_q', ['_', q])
^  Exit: (198) [user] classify_and_convert_charseq_([$, q], _q)
   Call: (198) [system] integer(_q)
   Fail: (198) [system] integer(_q)
   Call: (198) [system] _1261664=_q
   Exit: (198) [system] _q=_q
^  Exit: (197) [user] classify_and_convert_charseq([$, q], _q)
^  Exit: (196) [user] read_symbolic(')', (0x55fbb4538270), $, _q)
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), _q)
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _1336218)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1338076)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
   Call: (197) [system] ')'=(/)
   Fail: (197) [system] ')'=(/)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1354086)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55fbb4538270), _1357876)
   Exit: (196) [system] get_char((0x55fbb4538270), ')')
   Call: (196) [system] _1336218=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [])
   Call: (195) [system] _1225004=[_q]
   Exit: (195) [system] [_q]=[_q]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [_q])
   Call: (194) [system] _1115662=[_p, _q]
   Exit: (194) [system] [_p, _q]=[_p, _q]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [_p, _q])
   Call: (193) [system] _926316=['OrLink', _p, _q]
   Exit: (193) [system] ['OrLink', _p, _q]=['OrLink', _p, _q]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), ['OrLink', _p, _q])
^  Exit: (191) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', _p, _q])
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _1371758)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1373616)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _1383210)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1385914)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
   Call: (194) [system] '('=(/)
   Fail: (194) [system] '('=(/)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1402848)
   Exit: (192) [system] peek_char((0x55fbb4538270), '(')
   Call: (192) [system] '('=')'
   Fail: (192) [system] '('=')'
   Call: (192) [system] '('=end_of_file
   Fail: (192) [system] '('=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _1408418)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1410276)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
   Call: (194) [system] '('=(/)
   Fail: (194) [system] '('=(/)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _1426286)
   Exit: (193) [system] get_char((0x55fbb4538270), '(')
   Call: (193) [system] '('='('
   Exit: (193) [system] '('='('
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _1408418)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1431856)
   Exit: (195) [system] peek_char((0x55fbb4538270), 'N')
   Call: (195) [system] 'N'=(;)
   Fail: (195) [system] 'N'=(;)
   Call: (195) [system] 'N'=(/)
   Fail: (195) [system] 'N'=(/)
^  Call: (195) [user] is_like_space('N')
   Call: (196) [system] char_type('N', 'white')
   Fail: (196) [system] char_type('N', 'white')
   Call: (196) [system] char_type('N', end_of_line)
   Fail: (196) [system] char_type('N', end_of_line)
   Call: (196) [system] char_type('N', space)
   Fail: (196) [system] char_type('N', space)
   Call: (196) [system] char_type('N', cntrl)
   Fail: (196) [system] char_type('N', cntrl)
^  Fail: (195) [user] is_like_space('N')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1447866)
   Exit: (194) [system] peek_char((0x55fbb4538270), 'N')
   Call: (194) [system] 'N'=')'
   Fail: (194) [system] 'N'=')'
   Call: (194) [system] 'N'=end_of_file
   Fail: (194) [system] 'N'=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _1453436)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1455294)
   Exit: (196) [system] peek_char((0x55fbb4538270), 'N')
   Call: (196) [system] 'N'=(;)
   Fail: (196) [system] 'N'=(;)
   Call: (196) [system] 'N'=(/)
   Fail: (196) [system] 'N'=(/)
^  Call: (196) [user] is_like_space('N')
   Call: (197) [system] char_type('N', 'white')
   Fail: (197) [system] char_type('N', 'white')
   Call: (197) [system] char_type('N', end_of_line)
   Fail: (197) [system] char_type('N', end_of_line)
   Call: (197) [system] char_type('N', space)
   Fail: (197) [system] char_type('N', space)
   Call: (197) [system] char_type('N', cntrl)
   Fail: (197) [system] char_type('N', cntrl)
^  Fail: (196) [user] is_like_space('N')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _1471304)
   Exit: (195) [system] get_char((0x55fbb4538270), 'N')
   Call: (195) [system] 'N'='('
   Fail: (195) [system] 'N'='('
   Call: (195) [system] 'N'='['
   Fail: (195) [system] 'N'='['
   Call: (195) [system] 'N'='{'
   Fail: (195) [system] 'N'='{'
   Call: (195) [system] 'N'='"'
   Fail: (195) [system] 'N'='"'
   Call: (195) [system] 'N'=!
   Fail: (195) [system] 'N'=!
   Call: (195) [system] 'N'='\''
   Fail: (195) [system] 'N'='\''
   Call: (195) [system] 'N'='`'
   Fail: (195) [system] 'N'='`'
   Call: (195) [system] 'N'=end_of_file
   Fail: (195) [system] 'N'=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55fbb4538270), 'N', _1453436)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _1488946)
   Call: (197) [system] peek_char((0x55fbb4538270), _1489880)
   Exit: (197) [system] peek_char((0x55fbb4538270), o)
^  Call: (197) [user] is_delimiter(o)
   Call: (198) [system] char_type(o, space)
   Fail: (198) [system] char_type(o, space)
   Call: (198) [system] arg(_1494600, v('(', ')', end_of_file), o)
   Fail: (198) [system] arg(_1495532, v('(', ')', end_of_file), o)
^  Fail: (197) [user] is_delimiter(o)
   Call: (197) [system] ')'==o
   Fail: (197) [system] ')'==o
   Call: (197) [system] get_char((0x55fbb4538270), o)
   Exit: (197) [system] get_char((0x55fbb4538270), o)
   Call: (197) [system] o=(\)
   Fail: (197) [system] o=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _1502882)
   Call: (198) [system] peek_char((0x55fbb4538270), _1503816)
   Exit: (198) [system] peek_char((0x55fbb4538270), t)
^  Call: (198) [user] is_delimiter(t)
   Call: (199) [system] char_type(t, space)
   Fail: (199) [system] char_type(t, space)
   Call: (199) [system] arg(_1508536, v('(', ')', end_of_file), t)
   Fail: (199) [system] arg(_1509468, v('(', ')', end_of_file), t)
^  Fail: (198) [user] is_delimiter(t)
   Call: (198) [system] ')'==t
   Fail: (198) [system] ')'==t
   Call: (198) [system] get_char((0x55fbb4538270), t)
   Exit: (198) [system] get_char((0x55fbb4538270), t)
   Call: (198) [system] t=(\)
   Fail: (198) [system] t=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _1516818)
   Call: (199) [system] peek_char((0x55fbb4538270), _1517752)
   Exit: (199) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (199) [user] is_delimiter('L')
   Call: (200) [system] char_type('L', space)
   Fail: (200) [system] char_type('L', space)
   Call: (200) [system] arg(_1522472, v('(', ')', end_of_file), 'L')
   Fail: (200) [system] arg(_1523404, v('(', ')', end_of_file), 'L')
^  Fail: (199) [user] is_delimiter('L')
   Call: (199) [system] ')'=='L'
   Fail: (199) [system] ')'=='L'
   Call: (199) [system] get_char((0x55fbb4538270), 'L')
   Exit: (199) [system] get_char((0x55fbb4538270), 'L')
   Call: (199) [system] 'L'=(\)
   Fail: (199) [system] 'L'=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _1530754)
   Call: (200) [system] peek_char((0x55fbb4538270), _1531688)
   Exit: (200) [system] peek_char((0x55fbb4538270), i)
^  Call: (200) [user] is_delimiter(i)
   Call: (201) [system] char_type(i, space)
   Fail: (201) [system] char_type(i, space)
   Call: (201) [system] arg(_1536408, v('(', ')', end_of_file), i)
   Fail: (201) [system] arg(_1537340, v('(', ')', end_of_file), i)
^  Fail: (200) [user] is_delimiter(i)
   Call: (200) [system] ')'==i
   Fail: (200) [system] ')'==i
   Call: (200) [system] get_char((0x55fbb4538270), i)
   Exit: (200) [system] get_char((0x55fbb4538270), i)
   Call: (200) [system] i=(\)
   Fail: (200) [system] i=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _1544690)
   Call: (201) [system] peek_char((0x55fbb4538270), _1545624)
   Exit: (201) [system] peek_char((0x55fbb4538270), n)
^  Call: (201) [user] is_delimiter(n)
   Call: (202) [system] char_type(n, space)
   Fail: (202) [system] char_type(n, space)
   Call: (202) [system] arg(_1550344, v('(', ')', end_of_file), n)
   Fail: (202) [system] arg(_1551276, v('(', ')', end_of_file), n)
^  Fail: (201) [user] is_delimiter(n)
   Call: (201) [system] ')'==n
   Fail: (201) [system] ')'==n
   Call: (201) [system] get_char((0x55fbb4538270), n)
   Exit: (201) [system] get_char((0x55fbb4538270), n)
   Call: (201) [system] n=(\)
   Fail: (201) [system] n=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1558626)
   Call: (202) [system] peek_char((0x55fbb4538270), _1559560)
   Exit: (202) [system] peek_char((0x55fbb4538270), k)
^  Call: (202) [user] is_delimiter(k)
   Call: (203) [system] char_type(k, space)
   Fail: (203) [system] char_type(k, space)
   Call: (203) [system] arg(_1564280, v('(', ')', end_of_file), k)
   Fail: (203) [system] arg(_1565212, v('(', ')', end_of_file), k)
^  Fail: (202) [user] is_delimiter(k)
   Call: (202) [system] ')'==k
   Fail: (202) [system] ')'==k
   Call: (202) [system] get_char((0x55fbb4538270), k)
   Exit: (202) [system] get_char((0x55fbb4538270), k)
   Call: (202) [system] k=(\)
   Fail: (202) [system] k=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1572562)
   Call: (203) [system] peek_char((0x55fbb4538270), _1573496)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (203) [user] is_delimiter(' ')
   Call: (204) [system] char_type(' ', space)
   Exit: (204) [system] char_type(' ', space)
^  Exit: (203) [user] is_delimiter(' ')
   Call: (203) [system] _1572562=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (202) [system] _1558626=[k]
   Exit: (202) [system] [k]=[k]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (201) [system] _1544690=[n, k]
   Exit: (201) [system] [n, k]=[n, k]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (200) [system] _1530754=[i, n, k]
   Exit: (200) [system] [i, n, k]=[i, n, k]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (199) [system] _1516818=['L', i, n, k]
   Exit: (199) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (198) [system] _1502882=[t, 'L', i, n, k]
   Exit: (198) [system] [t, 'L', i, n, k]=[t, 'L', i, n, k]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, 'L', i, n, k])
   Call: (197) [system] _1488946=[o, t, 'L', i, n, k]
   Exit: (197) [system] [o, t, 'L', i, n, k]=[o, t, 'L', i, n, k]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, t, 'L', i, n, k])
^  Call: (196) [user] classify_and_convert_charseq(['N', o, t, 'L', i, n, k], _1453436)
^  Call: (197) [user] classify_and_convert_charseq_(['N', o, t, 'L', i, n, k], _1599544)
^  Call: (199) [system] setup_call_cleanup('$notrace'(_1600496, _1600498), once(user:catch(read_from_chars(['N', o, t, 'L', i, n, k], _1599544), _1600478, fail)), '$restore_trace'(_1600496, _1600498))
^  Call: (200) [system] sig_atomic(system:'$notrace'(_1600496, _1600498))
^  Exit: (199) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['N', o, t, 'L', i, n, k], _1599544), _1600478, fail)), system:'$restore_trace'(3, -1))
   Call: (198) [system] atomic(_1599544)
   Fail: (198) [system] atomic(_1599544)
   Call: (198) [system] atom_chars(_1599544, ['N', o, t, 'L', i, n, k])
   Exit: (198) [system] atom_chars('NotLink', ['N', o, t, 'L', i, n, k])
^  Exit: (197) [user] classify_and_convert_charseq_(['N', o, t, 'L', i, n, k], 'NotLink')
   Call: (197) [system] integer('NotLink')
   Fail: (197) [system] integer('NotLink')
   Call: (197) [system] _1453436='NotLink'
   Exit: (197) [system] 'NotLink'='NotLink'
^  Exit: (196) [user] classify_and_convert_charseq(['N', o, t, 'L', i, n, k], 'NotLink')
^  Exit: (195) [user] read_symbolic(')', (0x55fbb4538270), 'N', 'NotLink')
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), 'NotLink')
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _1614494)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1616352)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _1625946)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1628650)
   Exit: (197) [system] peek_char((0x55fbb4538270), $)
   Call: (197) [system] ($)=(;)
   Fail: (197) [system] ($)=(;)
   Call: (197) [system] ($)=(/)
   Fail: (197) [system] ($)=(/)
^  Call: (197) [user] is_like_space($)
   Call: (198) [system] char_type($, 'white')
   Fail: (198) [system] char_type($, 'white')
   Call: (198) [system] char_type($, end_of_line)
   Fail: (198) [system] char_type($, end_of_line)
   Call: (198) [system] char_type($, space)
   Fail: (198) [system] char_type($, space)
   Call: (198) [system] char_type($, cntrl)
   Fail: (198) [system] char_type($, cntrl)
^  Fail: (197) [user] is_like_space($)
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1645584)
   Exit: (195) [system] peek_char((0x55fbb4538270), $)
   Call: (195) [system] ($)=')'
   Fail: (195) [system] ($)=')'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _1651154)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1653012)
   Exit: (197) [system] peek_char((0x55fbb4538270), $)
   Call: (197) [system] ($)=(;)
   Fail: (197) [system] ($)=(;)
   Call: (197) [system] ($)=(/)
   Fail: (197) [system] ($)=(/)
^  Call: (197) [user] is_like_space($)
   Call: (198) [system] char_type($, 'white')
   Fail: (198) [system] char_type($, 'white')
   Call: (198) [system] char_type($, end_of_line)
   Fail: (198) [system] char_type($, end_of_line)
   Call: (198) [system] char_type($, space)
   Fail: (198) [system] char_type($, space)
   Call: (198) [system] char_type($, cntrl)
   Fail: (198) [system] char_type($, cntrl)
^  Fail: (197) [user] is_like_space($)
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _1669022)
   Exit: (196) [system] get_char((0x55fbb4538270), $)
   Call: (196) [system] ($)='('
   Fail: (196) [system] ($)='('
   Call: (196) [system] ($)='['
   Fail: (196) [system] ($)='['
   Call: (196) [system] ($)='{'
   Fail: (196) [system] ($)='{'
   Call: (196) [system] ($)='"'
   Fail: (196) [system] ($)='"'
   Call: (196) [system] ($)=!
   Fail: (196) [system] ($)=!
   Call: (196) [system] ($)='\''
   Fail: (196) [system] ($)='\''
   Call: (196) [system] ($)='`'
   Fail: (196) [system] ($)='`'
   Call: (196) [system] ($)=end_of_file
   Fail: (196) [system] ($)=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55fbb4538270), $, _1651154)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _1686664)
   Call: (198) [system] peek_char((0x55fbb4538270), _1687598)
   Exit: (198) [system] peek_char((0x55fbb4538270), q)
^  Call: (198) [user] is_delimiter(q)
   Call: (199) [system] char_type(q, space)
   Fail: (199) [system] char_type(q, space)
   Call: (199) [system] arg(_1692318, v('(', ')', end_of_file), q)
   Fail: (199) [system] arg(_1693250, v('(', ')', end_of_file), q)
^  Fail: (198) [user] is_delimiter(q)
   Call: (198) [system] ')'==q
   Fail: (198) [system] ')'==q
   Call: (198) [system] get_char((0x55fbb4538270), q)
   Exit: (198) [system] get_char((0x55fbb4538270), q)
   Call: (198) [system] q=(\)
   Fail: (198) [system] q=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _1700600)
   Call: (199) [system] peek_char((0x55fbb4538270), _1701534)
   Exit: (199) [system] peek_char((0x55fbb4538270), ')')
^  Call: (199) [user] is_delimiter(')')
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] arg(_1706254, v('(', ')', end_of_file), ')')
   Exit: (200) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (199) [user] is_delimiter(')')
   Call: (199) [system] _1700600=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (198) [system] _1686664=[q]
   Exit: (198) [system] [q]=[q]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [q])
^  Call: (197) [user] classify_and_convert_charseq([$, q], _1651154)
^  Call: (198) [user] classify_and_convert_charseq_([$, q], _1715484)
   Call: (199) [system] atom_chars(_1716416, ['_', q])
   Exit: (199) [system] atom_chars('_q', ['_', q])
^  Exit: (198) [user] classify_and_convert_charseq_([$, q], _q)
   Call: (198) [system] integer(_q)
   Fail: (198) [system] integer(_q)
   Call: (198) [system] _1651154=_q
   Exit: (198) [system] _q=_q
^  Exit: (197) [user] classify_and_convert_charseq([$, q], _q)
^  Exit: (196) [user] read_symbolic(')', (0x55fbb4538270), $, _q)
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), _q)
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _1725708)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1727566)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
   Call: (197) [system] ')'=(/)
   Fail: (197) [system] ')'=(/)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1743576)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55fbb4538270), _1747366)
   Exit: (196) [system] get_char((0x55fbb4538270), ')')
   Call: (196) [system] _1725708=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [])
   Call: (195) [system] _1614494=[_q]
   Exit: (195) [system] [_q]=[_q]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [_q])
   Call: (194) [system] _1408418=['NotLink', _q]
   Exit: (194) [system] ['NotLink', _q]=['NotLink', _q]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), ['NotLink', _q])
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), ['NotLink', _q])
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _1758454)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1760312)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
   Call: (194) [system] ' '=(/)
   Fail: (194) [system] ' '=(/)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55fbb4538270), _1769906)
   Exit: (194) [system] get_char((0x55fbb4538270), ' ')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1772610)
   Exit: (195) [system] peek_char((0x55fbb4538270), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
   Call: (195) [system] ($)=(/)
   Fail: (195) [system] ($)=(/)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1789544)
   Exit: (193) [system] peek_char((0x55fbb4538270), $)
   Call: (193) [system] ($)=')'
   Fail: (193) [system] ($)=')'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _1795114)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1796972)
   Exit: (195) [system] peek_char((0x55fbb4538270), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
   Call: (195) [system] ($)=(/)
   Fail: (195) [system] ($)=(/)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _1812982)
   Exit: (194) [system] get_char((0x55fbb4538270), $)
   Call: (194) [system] ($)='('
   Fail: (194) [system] ($)='('
   Call: (194) [system] ($)='['
   Fail: (194) [system] ($)='['
   Call: (194) [system] ($)='{'
   Fail: (194) [system] ($)='{'
   Call: (194) [system] ($)='"'
   Fail: (194) [system] ($)='"'
   Call: (194) [system] ($)=!
   Fail: (194) [system] ($)=!
   Call: (194) [system] ($)='\''
   Fail: (194) [system] ($)='\''
   Call: (194) [system] ($)='`'
   Fail: (194) [system] ($)='`'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55fbb4538270), $, _1795114)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _1830624)
   Call: (196) [system] peek_char((0x55fbb4538270), _1831558)
   Exit: (196) [system] peek_char((0x55fbb4538270), p)
^  Call: (196) [user] is_delimiter(p)
   Call: (197) [system] char_type(p, space)
   Fail: (197) [system] char_type(p, space)
   Call: (197) [system] arg(_1836278, v('(', ')', end_of_file), p)
   Fail: (197) [system] arg(_1837210, v('(', ')', end_of_file), p)
^  Fail: (196) [user] is_delimiter(p)
   Call: (196) [system] ')'==p
   Fail: (196) [system] ')'==p
   Call: (196) [system] get_char((0x55fbb4538270), p)
   Exit: (196) [system] get_char((0x55fbb4538270), p)
   Call: (196) [system] p=(\)
   Fail: (196) [system] p=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _1844560)
   Call: (197) [system] peek_char((0x55fbb4538270), _1845494)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
^  Call: (197) [user] is_delimiter(')')
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] arg(_1850214, v('(', ')', end_of_file), ')')
   Exit: (198) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (197) [user] is_delimiter(')')
   Call: (197) [system] _1844560=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (196) [system] _1830624=[p]
   Exit: (196) [system] [p]=[p]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [p])
^  Call: (195) [user] classify_and_convert_charseq([$, p], _1795114)
^  Call: (196) [user] classify_and_convert_charseq_([$, p], _1859444)
   Call: (197) [system] atom_chars(_1860376, ['_', p])
   Exit: (197) [system] atom_chars('_p', ['_', p])
^  Exit: (196) [user] classify_and_convert_charseq_([$, p], _p)
   Call: (196) [system] integer(_p)
   Fail: (196) [system] integer(_p)
   Call: (196) [system] _1795114=_p
   Exit: (196) [system] _p=_p
^  Exit: (195) [user] classify_and_convert_charseq([$, p], _p)
^  Exit: (194) [user] read_symbolic(')', (0x55fbb4538270), $, _p)
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), _p)
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _1869668)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1871526)
   Exit: (195) [system] peek_char((0x55fbb4538270), ')')
   Call: (195) [system] ')'=(;)
   Fail: (195) [system] ')'=(;)
   Call: (195) [system] ')'=(/)
   Fail: (195) [system] ')'=(/)
^  Call: (195) [user] is_like_space(')')
   Call: (196) [system] char_type(')', 'white')
   Fail: (196) [system] char_type(')', 'white')
   Call: (196) [system] char_type(')', end_of_line)
   Fail: (196) [system] char_type(')', end_of_line)
   Call: (196) [system] char_type(')', space)
   Fail: (196) [system] char_type(')', space)
   Call: (196) [system] char_type(')', cntrl)
   Fail: (196) [system] char_type(')', cntrl)
^  Fail: (195) [user] is_like_space(')')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1887536)
   Exit: (194) [system] peek_char((0x55fbb4538270), ')')
   Call: (194) [system] ')'=')'
   Exit: (194) [system] ')'=')'
   Call: (194) [system] get_char((0x55fbb4538270), _1891326)
   Exit: (194) [system] get_char((0x55fbb4538270), ')')
   Call: (194) [system] _1869668=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [])
   Call: (193) [system] _1758454=[_p]
   Exit: (193) [system] [_p]=[_p]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [_p])
   Call: (192) [system] _1371758=[['NotLink', _q], _p]
   Exit: (192) [system] [['NotLink', _q], _p]=[['NotLink', _q], _p]
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), [['NotLink', _q], _p])
   Call: (191) [system] _889656=[['OrLink', _p, _q], ['NotLink', _q], _p]
   Exit: (191) [system] [['OrLink', _p, _q], ['NotLink', _q], _p]=[['OrLink', _p, _q], ['NotLink', _q], _p]
^  Exit: (190) [user] read_list(')', (0x55fbb4538270), [['OrLink', _p, _q], ['NotLink', _q], _p])
   Call: (190) [system] _769100=[->, ['OrLink', _p, _q], ['NotLink', _q], _p]
   Exit: (190) [system] [->, ['OrLink', _p, _q], ['NotLink', _q], _p]=[->, ['OrLink', _p, _q], ['NotLink', _q], _p]
^  Exit: (189) [user] read_list(')', (0x55fbb4538270), [->, ['OrLink', _p, _q], ['NotLink', _q], _p])
^  Exit: (188) [user] cont_sexpr(')', (0x55fbb4538270), [->, ['OrLink', _p, _q], ['NotLink', _q], _p])
^  Call: (188) [user] read_list(')', (0x55fbb4538270), _1908002)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1909860)
   Exit: (190) [system] peek_char((0x55fbb4538270), ')')
   Call: (190) [system] ')'=(;)
   Fail: (190) [system] ')'=(;)
   Call: (190) [system] ')'=(/)
   Fail: (190) [system] ')'=(/)
^  Call: (190) [user] is_like_space(')')
   Call: (191) [system] char_type(')', 'white')
   Fail: (191) [system] char_type(')', 'white')
   Call: (191) [system] char_type(')', end_of_line)
   Fail: (191) [system] char_type(')', end_of_line)
   Call: (191) [system] char_type(')', space)
   Fail: (191) [system] char_type(')', space)
   Call: (191) [system] char_type(')', cntrl)
   Fail: (191) [system] char_type(')', cntrl)
^  Fail: (190) [user] is_like_space(')')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1925870)
   Exit: (189) [system] peek_char((0x55fbb4538270), ')')
   Call: (189) [system] ')'=')'
   Exit: (189) [system] ')'=')'
   Call: (189) [system] get_char((0x55fbb4538270), _1929660)
   Exit: (189) [system] get_char((0x55fbb4538270), ')')
   Call: (189) [system] _1908002=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_list(')', (0x55fbb4538270), [])
   Call: (188) [system] _732440=[[->, ['OrLink', _p, _q], ['NotLink', _q], _p]]
   Exit: (188) [system] [[->, ['OrLink', _p, _q], ['NotLink', _q], _p]]=[[->, ['OrLink', _p, _q], ['NotLink', _q], _p]]
^  Exit: (187) [user] read_list(')', (0x55fbb4538270), [[->, ['OrLink', _p, _q], ['NotLink', _q], _p]])
   Call: (187) [system] _317232=['DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]
   Exit: (187) [system] ['DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]=['DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]
^  Exit: (186) [user] read_list(')', (0x55fbb4538270), ['DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]])
   Call: (186) [system] _213406=[:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]
   Exit: (186) [system] [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]=[:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]
^  Exit: (185) [user] read_list(')', (0x55fbb4538270), [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]])
^  Exit: (184) [user] cont_sexpr(')', (0x55fbb4538270), [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]])
^  Call: (184) [user] read_list(')', (0x55fbb4538270), _1943542)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1945400)
   Exit: (186) [system] peek_char((0x55fbb4538270), ')')
   Call: (186) [system] ')'=(;)
   Fail: (186) [system] ')'=(;)
   Call: (186) [system] ')'=(/)
   Fail: (186) [system] ')'=(/)
^  Call: (186) [user] is_like_space(')')
   Call: (187) [system] char_type(')', 'white')
   Fail: (187) [system] char_type(')', 'white')
   Call: (187) [system] char_type(')', end_of_line)
   Fail: (187) [system] char_type(')', end_of_line)
   Call: (187) [system] char_type(')', space)
   Fail: (187) [system] char_type(')', space)
   Call: (187) [system] char_type(')', cntrl)
   Fail: (187) [system] char_type(')', cntrl)
^  Fail: (186) [user] is_like_space(')')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1961410)
   Exit: (185) [system] peek_char((0x55fbb4538270), ')')
   Call: (185) [system] ')'=')'
   Exit: (185) [system] ')'=')'
   Call: (185) [system] get_char((0x55fbb4538270), _1965200)
   Exit: (185) [system] get_char((0x55fbb4538270), ')')
   Call: (185) [system] _1943542=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_list(')', (0x55fbb4538270), [])
   Call: (184) [system] _176746=[[:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]]
   Exit: (184) [system] [[:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]]=[[:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]]
^  Exit: (183) [user] read_list(')', (0x55fbb4538270), [[:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]])
   Call: (183) [system] _3362=[[rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]]
   Exit: (183) [system] [[rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]]=[[rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]]
^  Exit: (182) [user] read_list(')', (0x55fbb4538270), [[rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]])
   Call: (182) [system] _3322=[=, [rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]]
   Exit: (182) [system] [=, [rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]]=[=, [rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]]
^  Exit: (181) [user] read_list(')', (0x55fbb4538270), [=, [rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]])
^  Exit: (180) [user] cont_sexpr(')', (0x55fbb4538270), [=, [rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]])
^  Exit: (179) [user] read_sexpr((0x55fbb4538270), [=, [rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]])
^  Call: (179) [user] assertz(metta_file_comment(112, 0, 4506, [=, [rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]], '$stream_position'(4506, 112, 0, 4506)))
^  Exit: (179) [user] assertz(metta_file_comment(112, 0, 4506, [=, [rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]], '$stream_position'(4506, 112, 0, 4506)))
^  Exit: (177) [system] once(user:(read_position((0x55fbb4538270), 112, 0, 4506, '$stream_position'(4506, 112, 0, 4506)), read_sexpr((0x55fbb4538270), [=, [rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]]), assertz(metta_file_comment(112, 0, 4506, [=, [rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]], '$stream_position'(4506, 112, 0, 4506)))))
   Call: (177) [system] fail
^  Call: (177) [user] retract(metta_file_comment(_1983718, _1983720, _1983722, _1983724, _1983726))
^  Exit: (177) [user] retract(metta_file_comment(59, 0, 1944, '$COMMENT'(";; Binary rule", 59, 0), '$stream_position'(1944, 59, 0, 1944)))
^  Call: (177) [user] trly(untyped_to_metta, '$COMMENT'(";; Binary rule", 59, 0), _3084)
^  Call: (178) [user] once(call(untyped_to_metta, '$COMMENT'(";; Binary rule", 59, 0), _1986552))
^  Call: (179) [user] call(untyped_to_metta, '$COMMENT'(";; Binary rule", 59, 0), _1986552)
^  Call: (180) [user] untyped_to_metta('$COMMENT'(";; Binary rule", 59, 0), _1986552)
^  Call: (181) [user] must_det_ll(trly(mfix_vars1, '$COMMENT'(";; Binary rule", 59, 0), _1989368))
^  Call: (182) [user] once(user:trly(mfix_vars1, '$COMMENT'(";; Binary rule", 59, 0), _1989368))
^  Call: (183) [user] trly(mfix_vars1, '$COMMENT'(";; Binary rule", 59, 0), _1989368)
^  Call: (184) [user] once(call(mfix_vars1, '$COMMENT'(";; Binary rule", 59, 0), _1992168))
^  Call: (185) [user] call(mfix_vars1, '$COMMENT'(";; Binary rule", 59, 0), _1992168)
^  Call: (186) [user] mfix_vars1('$COMMENT'(";; Binary rule", 59, 0), _1992168)
   Call: (187) [system] var('$COMMENT'(";; Binary rule", 59, 0))
   Call: (187) [system] atom('$COMMENT'(";; Binary rule", 59, 0))
   Call: (187) [system] '$COMMENT'(";; Binary rule", 59, 0)==true
   Call: (187) [system] '$COMMENT'(";; Binary rule", 59, 0)==false
   Call: (187) [system] '$COMMENT'(";; Binary rule", 59, 0)==[_1998688, _1998694]
   Call: (187) [system] is_list('$COMMENT'(";; Binary rule", 59, 0))
   Call: (187) [system] string('$COMMENT'(";; Binary rule", 59, 0))
   Call: (187) [system] compound('$COMMENT'(";; Binary rule", 59, 0))
   Exit: (187) [system] compound('$COMMENT'(";; Binary rule", 59, 0))
   Call: (187) [system] compound_name_arguments('$COMMENT'(";; Binary rule", 59, 0), _2003322, _2003324)
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";; Binary rule", 59, 0), '$COMMENT', [";; Binary rule", 59, 0])
   Call: (187) [system] '$COMMENT'\=='$VAR'
   Exit: (187) [system] '$COMMENT'\=='$VAR'
^  Call: (187) [user] apply:maplist(mfix_vars1, [";; Binary rule", 59, 0], _2007064)
   Call: (188) [apply] apply:maplist_([";; Binary rule", 59, 0], _2007064, user:mfix_vars1)
^  Call: (189) [user] mfix_vars1(";; Binary rule", _2008944)
   Call: (190) [system] var(";; Binary rule")
   Call: (190) [system] atom(";; Binary rule")
   Call: (190) [system] ";; Binary rule"==true
   Call: (190) [system] ";; Binary rule"==false
   Call: (190) [system] ";; Binary rule"==[_2013586, _2013592]
   Call: (190) [system] is_list(";; Binary rule")
   Call: (190) [system] string(";; Binary rule")
   Exit: (190) [system] string(";; Binary rule")
^  Call: (190) [user] string_to_syms
   Call: (191) [system] fail
   Call: (190) [system] compound(";; Binary rule")
^  Call: (190) [user] symbol(";; Binary rule")
   Call: (191) [system] atom(";; Binary rule")
   Fail: (191) [system] atom(";; Binary rule")
^  Fail: (190) [user] symbol(";; Binary rule")
   Call: (190) [system] ";; Binary rule"=_2008944
   Exit: (190) [system] ";; Binary rule"=";; Binary rule"
^  Exit: (189) [user] mfix_vars1(";; Binary rule", ";; Binary rule")
   Call: (189) [apply] apply:maplist_([59, 0], _2008946, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1(59, _2027466)
   Call: (191) [system] var(59)
   Call: (191) [system] atom(59)
   Call: (191) [system] 59==true
   Call: (191) [system] 59==false
   Call: (191) [system] 59==[_2032108, _2032114]
   Call: (191) [system] is_list(59)
   Call: (191) [system] string(59)
   Call: (191) [system] compound(59)
^  Call: (191) [user] symbol(59)
   Call: (192) [system] atom(59)
   Fail: (192) [system] atom(59)
^  Fail: (191) [user] symbol(59)
   Call: (191) [system] 59=_2027466
   Exit: (191) [system] 59=59
^  Exit: (190) [user] mfix_vars1(59, 59)
   Call: (190) [apply] apply:maplist_([0], _2027468, user:mfix_vars1)
^  Call: (191) [user] mfix_vars1(0, _2043232)
   Call: (192) [system] var(0)
   Call: (192) [system] atom(0)
   Call: (192) [system] 0==true
   Call: (192) [system] 0==false
   Call: (192) [system] 0==[_2047874, _2047880]
   Call: (192) [system] is_list(0)
   Call: (192) [system] string(0)
   Call: (192) [system] compound(0)
^  Call: (192) [user] symbol(0)
   Call: (193) [system] atom(0)
   Fail: (193) [system] atom(0)
^  Fail: (192) [user] symbol(0)
   Call: (192) [system] 0=_2043232
   Exit: (192) [system] 0=0
^  Exit: (191) [user] mfix_vars1(0, 0)
   Call: (191) [apply] apply:maplist_([], _2043234, user:mfix_vars1)
   Exit: (191) [apply] apply:maplist_([], [], user:mfix_vars1)
   Exit: (190) [apply] apply:maplist_([0], [0], user:mfix_vars1)
   Exit: (189) [apply] apply:maplist_([59, 0], [59, 0], user:mfix_vars1)
   Exit: (188) [apply] apply:maplist_([";; Binary rule", 59, 0], [";; Binary rule", 59, 0], user:mfix_vars1)
^  Exit: (187) [apply] apply:maplist(user:mfix_vars1, [";; Binary rule", 59, 0], [";; Binary rule", 59, 0])
   Call: (187) [system] compound_name_arguments(_1992168, '$COMMENT', [";; Binary rule", 59, 0])
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";; Binary rule", 59, 0), '$COMMENT', [";; Binary rule", 59, 0])
^  Exit: (186) [user] mfix_vars1('$COMMENT'(";; Binary rule", 59, 0), '$COMMENT'(";; Binary rule", 59, 0))
^  Exit: (185) [system] call(user:mfix_vars1, '$COMMENT'(";; Binary rule", 59, 0), '$COMMENT'(";; Binary rule", 59, 0))
^  Exit: (184) [system] once(user:call(mfix_vars1, '$COMMENT'(";; Binary rule", 59, 0), '$COMMENT'(";; Binary rule", 59, 0)))
   Call: (184) [system] '$COMMENT'(";; Binary rule", 59, 0)\=@='$COMMENT'(";; Binary rule", 59, 0)
^  Exit: (183) [user] trly(mfix_vars1, '$COMMENT'(";; Binary rule", 59, 0), '$COMMENT'(";; Binary rule", 59, 0))
^  Exit: (182) [system] once(user:trly(mfix_vars1, '$COMMENT'(";; Binary rule", 59, 0), '$COMMENT'(";; Binary rule", 59, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(mfix_vars1, '$COMMENT'(";; Binary rule", 59, 0), '$COMMENT'(";; Binary rule", 59, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_c, '$COMMENT'(";; Binary rule", 59, 0), _2072050))
^  Call: (182) [user] once(user:trly(cons_to_c, '$COMMENT'(";; Binary rule", 59, 0), _2072050))
^  Call: (183) [user] trly(cons_to_c, '$COMMENT'(";; Binary rule", 59, 0), _2072050)
^  Call: (184) [user] once(call(cons_to_c, '$COMMENT'(";; Binary rule", 59, 0), _2074850))
^  Call: (185) [user] call(cons_to_c, '$COMMENT'(";; Binary rule", 59, 0), _2074850)
^  Call: (186) [user] cons_to_c('$COMMENT'(";; Binary rule", 59, 0), _2074850)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_c('$COMMENT'(";; Binary rule", 59, 0), '$COMMENT'(";; Binary rule", 59, 0))
^  Exit: (185) [system] call(user:cons_to_c, '$COMMENT'(";; Binary rule", 59, 0), '$COMMENT'(";; Binary rule", 59, 0))
^  Exit: (184) [system] once(user:call(cons_to_c, '$COMMENT'(";; Binary rule", 59, 0), '$COMMENT'(";; Binary rule", 59, 0)))
   Call: (184) [system] '$COMMENT'(";; Binary rule", 59, 0)\=@='$COMMENT'(";; Binary rule", 59, 0)
^  Exit: (183) [user] trly(cons_to_c, '$COMMENT'(";; Binary rule", 59, 0), '$COMMENT'(";; Binary rule", 59, 0))
^  Exit: (182) [system] once(user:trly(cons_to_c, '$COMMENT'(";; Binary rule", 59, 0), '$COMMENT'(";; Binary rule", 59, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_c, '$COMMENT'(";; Binary rule", 59, 0), '$COMMENT'(";; Binary rule", 59, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_l, '$COMMENT'(";; Binary rule", 59, 0), _1986552))
^  Call: (182) [user] once(user:trly(cons_to_l, '$COMMENT'(";; Binary rule", 59, 0), _1986552))
^  Call: (183) [user] trly(cons_to_l, '$COMMENT'(";; Binary rule", 59, 0), _1986552)
^  Call: (184) [user] once(call(cons_to_l, '$COMMENT'(";; Binary rule", 59, 0), _2088808))
^  Call: (185) [user] call(cons_to_l, '$COMMENT'(";; Binary rule", 59, 0), _2088808)
^  Call: (186) [user] cons_to_l('$COMMENT'(";; Binary rule", 59, 0), _2088808)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_l('$COMMENT'(";; Binary rule", 59, 0), '$COMMENT'(";; Binary rule", 59, 0))
^  Exit: (185) [system] call(user:cons_to_l, '$COMMENT'(";; Binary rule", 59, 0), '$COMMENT'(";; Binary rule", 59, 0))
^  Exit: (184) [system] once(user:call(cons_to_l, '$COMMENT'(";; Binary rule", 59, 0), '$COMMENT'(";; Binary rule", 59, 0)))
   Call: (184) [system] '$COMMENT'(";; Binary rule", 59, 0)\=@='$COMMENT'(";; Binary rule", 59, 0)
^  Exit: (183) [user] trly(cons_to_l, '$COMMENT'(";; Binary rule", 59, 0), '$COMMENT'(";; Binary rule", 59, 0))
^  Exit: (182) [system] once(user:trly(cons_to_l, '$COMMENT'(";; Binary rule", 59, 0), '$COMMENT'(";; Binary rule", 59, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_l, '$COMMENT'(";; Binary rule", 59, 0), '$COMMENT'(";; Binary rule", 59, 0)))
^  Exit: (180) [user] untyped_to_metta('$COMMENT'(";; Binary rule", 59, 0), '$COMMENT'(";; Binary rule", 59, 0))
^  Exit: (179) [system] call(user:untyped_to_metta, '$COMMENT'(";; Binary rule", 59, 0), '$COMMENT'(";; Binary rule", 59, 0))
^  Exit: (178) [system] once(user:call(untyped_to_metta, '$COMMENT'(";; Binary rule", 59, 0), '$COMMENT'(";; Binary rule", 59, 0)))
   Call: (178) [system] '$COMMENT'(";; Binary rule", 59, 0)\=@='$COMMENT'(";; Binary rule", 59, 0)
^  Exit: (177) [user] trly(untyped_to_metta, '$COMMENT'(";; Binary rule", 59, 0), '$COMMENT'(";; Binary rule", 59, 0))
^  Exit: (176) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; Binary rule", 59, 0))
   Call: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; Binary rule", 59, 0))))
   Exit: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; Binary rule", 59, 0))))
^  Exit: (175) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";; Binary rule", 59, 0))
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";; Binary rule", 59, 0))
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; Binary rule", 59, 0))
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; Binary rule", 59, 0))))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; Binary rule", 59, 0))))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";; Binary rule", 59, 0))
^  Exit: (171) [user] read_sform((0x55fbb4538270), '$COMMENT'(";; Binary rule", 59, 0))
^  Exit: (170) [system] once(user:read_sform((0x55fbb4538270), '$COMMENT'(";; Binary rule", 59, 0)))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55fbb4538270), '$COMMENT'(";; Binary rule", 59, 0)))
   Call: (169) [system] '$COMMENT'(";; Binary rule", 59, 0)==end_of_file
   Fail: (169) [system] '$COMMENT'(";; Binary rule", 59, 0)==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Binary rule", 59, 0)), 111]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";; Binary rule", 59, 0), nthesize_long_1727480696_9164743, 111)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Binary rule", 59, 0)), 111]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1727480708.159682)
   Call: (173) [system] arg(1, t(1727480705.4366713), _3148)
   Exit: (173) [system] arg(1, t(1727480705.4366713), 1727480705.4366713)
   Call: (173) [system] _3158 is 1727480708.159682-1727480705.4366713
   Exit: (173) [system] 2.723010778427124 is 1727480708.159682-1727480705.4366713
   Call: (173) [system] 2.723010778427124>4
   Fail: (173) [system] 2.723010778427124>4
^  Exit: (171) [user] if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Binary rule", 59, 0)), 111]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 20)
   Call: (175) [system] atom(20+1)
   Call: (175) [system] set_flag(translated_forms, 21)
   Exit: (175) [system] set_flag(translated_forms, 21)
   Exit: (174) [$syspreds] update_flag(translated_forms, 20, 20+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 20, 20+1))
   Exit: (171) [$syspreds] flag(translated_forms, 20, 20+1)
^  Call: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";; Binary rule", 59, 0), nthesize_long_1727480696_9164743, 111)
^  Call: (172) [user] format((0x55fbb44dfd70), "/* ~w */~n", [";; Binary rule"])
^  Exit: (172) [user] format((0x55fbb44dfd70), "/* ~w */~n", [";; Binary rule"])
^  Exit: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";; Binary rule", 59, 0), nthesize_long_1727480696_9164743, 111)
^  Exit: (169) [system] once(user:(if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Binary rule", 59, 0)), 111]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 20, 20+1), write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";; Binary rule", 59, 0), nthesize_long_1727480696_9164743, 111)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55fbb4538270))
   Fail: (169) [system] at_end_of_stream((0x55fbb4538270))
^  Call: (169) [user] must_det_ll(line_count((0x55fbb4538270), _3074))
^  Call: (170) [user] once(user:line_count((0x55fbb4538270), _3074))
   Call: (171) [system] line_count((0x55fbb4538270), _3074)
   Exit: (171) [system] line_count((0x55fbb4538270), 112)
^  Exit: (170) [system] once(user:line_count((0x55fbb4538270), 112))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55fbb4538270), 112))
^  Call: (169) [user] must_det_ll(read_sform((0x55fbb4538270), _3084))
^  Call: (170) [user] once(user:read_sform((0x55fbb4538270), _3084))
^  Call: (171) [user] read_sform((0x55fbb4538270), _3084)
   Call: (172) [system] string((0x55fbb4538270))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (173) [system] string((0x55fbb4538270))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (174) [system] at_end_of_stream((0x55fbb4538270))
   Call: (174) [system] peek_char((0x55fbb4538270), _70168)
   Exit: (174) [system] peek_char((0x55fbb4538270), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55fbb4538270), '\n')
   Exit: (174) [system] get_char((0x55fbb4538270), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), _3084)
   Call: (175) [system] at_end_of_stream((0x55fbb4538270))
   Call: (175) [system] peek_char((0x55fbb4538270), _77590)
   Exit: (175) [system] peek_char((0x55fbb4538270), '(')
   Call: (175) [system] char_type('(', space)
^  Call: (175) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (176) [system] string((0x55fbb4538270))
^  Exit: (175) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (175) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (176) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (177) [system] at_end_of_stream((0x55fbb4538270))
   Call: (177) [system] peek_char((0x55fbb4538270), _85928)
   Exit: (177) [system] peek_char((0x55fbb4538270), '(')
   Call: (177) [system] char_type('(', space)
   Call: (177) [system] _88714=(0x55fbb4538270)
   Exit: (177) [system] (0x55fbb4538270)=(0x55fbb4538270)
^  Call: (177) [user] once((read_position((0x55fbb4538270), _90582, _90584, _90586, _90588), read_sexpr((0x55fbb4538270), _90600), assertz(metta_file_comment(_90582, _90584, _90586, _90600, _90588))))
^  Call: (179) [user] read_position((0x55fbb4538270), _90582, _90584, _90586, _90588)
   Call: (180) [system] stream_property((0x55fbb4538270), position(_90588))
   Call: (181) [system] nonvar((0x55fbb4538270))
   Exit: (181) [system] nonvar((0x55fbb4538270))
   Call: (181) [system] nonvar(position(_90588))
   Exit: (181) [system] nonvar(position(_90588))
   Exit: (180) [system] stream_property((0x55fbb4538270), position('$stream_position'(4576, 113, 0, 4576)))
   Call: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(4576, 113, 0, 4576), _90582)
   Call: (181) [system] nonvar(line_count)
   Exit: (181) [system] nonvar(line_count)
   Call: (181) [$syspreds] stream_position_field(line_count, _100840)
   Exit: (181) [$syspreds] stream_position_field(line_count, 2)
   Call: (181) [system] arg(2, '$stream_position'(4576, 113, 0, 4576), _90582)
   Exit: (181) [system] arg(2, '$stream_position'(4576, 113, 0, 4576), 113)
   Exit: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(4576, 113, 0, 4576), 113)
   Call: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(4576, 113, 0, 4576), _90584)
   Call: (181) [system] nonvar(line_position)
   Exit: (181) [system] nonvar(line_position)
   Call: (181) [$syspreds] stream_position_field(line_position, _108274)
   Exit: (181) [$syspreds] stream_position_field(line_position, 3)
   Call: (181) [system] arg(3, '$stream_position'(4576, 113, 0, 4576), _90584)
   Exit: (181) [system] arg(3, '$stream_position'(4576, 113, 0, 4576), 0)
   Exit: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(4576, 113, 0, 4576), 0)
   Call: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(4576, 113, 0, 4576), _90586)
   Call: (181) [system] nonvar(char_count)
   Exit: (181) [system] nonvar(char_count)
   Call: (181) [$syspreds] stream_position_field(char_count, _115708)
   Exit: (181) [$syspreds] stream_position_field(char_count, 1)
   Call: (181) [system] arg(1, '$stream_position'(4576, 113, 0, 4576), _90586)
   Exit: (181) [system] arg(1, '$stream_position'(4576, 113, 0, 4576), 4576)
   Exit: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(4576, 113, 0, 4576), 4576)
^  Exit: (179) [user] read_position((0x55fbb4538270), 113, 0, 4576, '$stream_position'(4576, 113, 0, 4576))
^  Call: (179) [user] read_sexpr((0x55fbb4538270), _90600)
   Call: (180) [system] string((0x55fbb4538270))
   Fail: (180) [system] string((0x55fbb4538270))
^  Call: (180) [user] cont_sexpr(')', (0x55fbb4538270), _90600)
^  Call: (181) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] peek_char((0x55fbb4538270), _125934)
   Exit: (182) [system] peek_char((0x55fbb4538270), '(')
   Call: (182) [system] '('=(;)
   Fail: (182) [system] '('=(;)
   Call: (182) [system] '('=(/)
   Fail: (182) [system] '('=(/)
^  Call: (182) [user] is_like_space('(')
   Call: (183) [system] char_type('(', 'white')
   Fail: (183) [system] char_type('(', 'white')
   Call: (183) [system] char_type('(', end_of_line)
   Fail: (183) [system] char_type('(', end_of_line)
   Call: (183) [system] char_type('(', space)
   Fail: (183) [system] char_type('(', space)
   Call: (183) [system] char_type('(', cntrl)
   Fail: (183) [system] char_type('(', cntrl)
^  Fail: (182) [user] is_like_space('(')
^  Exit: (181) [user] skip_spaces((0x55fbb4538270))
   Call: (181) [system] get_char((0x55fbb4538270), _141944)
   Exit: (181) [system] get_char((0x55fbb4538270), '(')
   Call: (181) [system] '('='('
   Exit: (181) [system] '('='('
^  Call: (181) [user] read_list(')', (0x55fbb4538270), _90600)
^  Call: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _147514)
   Exit: (183) [system] peek_char((0x55fbb4538270), =)
   Call: (183) [system] (=)=(;)
   Fail: (183) [system] (=)=(;)
   Call: (183) [system] (=)=(/)
   Fail: (183) [system] (=)=(/)
^  Call: (183) [user] is_like_space(=)
   Call: (184) [system] char_type(=, 'white')
   Fail: (184) [system] char_type(=, 'white')
   Call: (184) [system] char_type(=, end_of_line)
   Fail: (184) [system] char_type(=, end_of_line)
   Call: (184) [system] char_type(=, space)
   Fail: (184) [system] char_type(=, space)
   Call: (184) [system] char_type(=, cntrl)
   Fail: (184) [system] char_type(=, cntrl)
^  Fail: (183) [user] is_like_space(=)
^  Exit: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] peek_char((0x55fbb4538270), _163524)
   Exit: (182) [system] peek_char((0x55fbb4538270), =)
   Call: (182) [system] (=)=')'
   Fail: (182) [system] (=)=')'
   Call: (182) [system] (=)=end_of_file
   Fail: (182) [system] (=)=end_of_file
^  Call: (182) [user] cont_sexpr(')', (0x55fbb4538270), _169094)
^  Call: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _170952)
   Exit: (184) [system] peek_char((0x55fbb4538270), =)
   Call: (184) [system] (=)=(;)
   Fail: (184) [system] (=)=(;)
   Call: (184) [system] (=)=(/)
   Fail: (184) [system] (=)=(/)
^  Call: (184) [user] is_like_space(=)
   Call: (185) [system] char_type(=, 'white')
   Fail: (185) [system] char_type(=, 'white')
   Call: (185) [system] char_type(=, end_of_line)
   Fail: (185) [system] char_type(=, end_of_line)
   Call: (185) [system] char_type(=, space)
   Fail: (185) [system] char_type(=, space)
   Call: (185) [system] char_type(=, cntrl)
   Fail: (185) [system] char_type(=, cntrl)
^  Fail: (184) [user] is_like_space(=)
^  Exit: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] get_char((0x55fbb4538270), _186962)
   Exit: (183) [system] get_char((0x55fbb4538270), =)
   Call: (183) [system] (=)='('
   Fail: (183) [system] (=)='('
   Call: (183) [system] (=)='['
   Fail: (183) [system] (=)='['
   Call: (183) [system] (=)='{'
   Fail: (183) [system] (=)='{'
   Call: (183) [system] (=)='"'
   Fail: (183) [system] (=)='"'
   Call: (183) [system] (=)=!
   Fail: (183) [system] (=)=!
   Call: (183) [system] (=)='\''
   Fail: (183) [system] (=)='\''
   Call: (183) [system] (=)='`'
   Fail: (183) [system] (=)='`'
   Call: (183) [system] (=)=end_of_file
   Fail: (183) [system] (=)=end_of_file
^  Call: (183) [user] read_symbolic(')', (0x55fbb4538270), =, _169094)
^  Call: (184) [user] read_symbolic_cont(')', (0x55fbb4538270), _204604)
   Call: (185) [system] peek_char((0x55fbb4538270), _205538)
   Exit: (185) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (185) [user] is_delimiter(' ')
   Call: (186) [system] char_type(' ', space)
   Exit: (186) [system] char_type(' ', space)
^  Exit: (185) [user] is_delimiter(' ')
   Call: (185) [system] _204604=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (184) [user] classify_and_convert_charseq([=], _169094)
^  Call: (185) [user] classify_and_convert_charseq_([=], _214822)
^  Call: (187) [system] setup_call_cleanup('$notrace'(_215774, _215776), once(user:catch(read_from_chars([=], _214822), _215756, fail)), '$restore_trace'(_215774, _215776))
^  Call: (188) [system] sig_atomic(system:'$notrace'(_215774, _215776))
^  Exit: (187) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([=], =), _215756, fail)), system:'$restore_trace'(3, -1))
   Call: (186) [system] atomic(=)
   Exit: (186) [system] atomic(=)
^  Exit: (185) [user] classify_and_convert_charseq_([=], =)
   Call: (185) [system] integer(=)
   Fail: (185) [system] integer(=)
   Call: (185) [system] _169094=(=)
   Exit: (185) [system] (=)=(=)
^  Exit: (184) [user] classify_and_convert_charseq([=], =)
^  Exit: (183) [user] read_symbolic(')', (0x55fbb4538270), =, =)
^  Exit: (182) [user] cont_sexpr(')', (0x55fbb4538270), =)
^  Call: (182) [user] read_list(')', (0x55fbb4538270), _227902)
^  Call: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _229760)
   Exit: (184) [system] peek_char((0x55fbb4538270), ' ')
   Call: (184) [system] ' '=(;)
   Fail: (184) [system] ' '=(;)
   Call: (184) [system] ' '=(/)
   Fail: (184) [system] ' '=(/)
^  Call: (184) [user] is_like_space(' ')
   Call: (185) [system] char_type(' ', 'white')
   Exit: (185) [system] char_type(' ', 'white')
^  Exit: (184) [user] is_like_space(' ')
   Call: (184) [system] get_char((0x55fbb4538270), _239354)
   Exit: (184) [system] get_char((0x55fbb4538270), ' ')
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _242058)
   Exit: (185) [system] peek_char((0x55fbb4538270), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
   Call: (185) [system] '('=(/)
   Fail: (185) [system] '('=(/)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
^  Exit: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _258992)
   Exit: (183) [system] peek_char((0x55fbb4538270), '(')
   Call: (183) [system] '('=')'
   Fail: (183) [system] '('=')'
   Call: (183) [system] '('=end_of_file
   Fail: (183) [system] '('=end_of_file
^  Call: (183) [user] cont_sexpr(')', (0x55fbb4538270), _264562)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _266420)
   Exit: (185) [system] peek_char((0x55fbb4538270), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
   Call: (185) [system] '('=(/)
   Fail: (185) [system] '('=(/)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] get_char((0x55fbb4538270), _282430)
   Exit: (184) [system] get_char((0x55fbb4538270), '(')
   Call: (184) [system] '('='('
   Exit: (184) [system] '('='('
^  Call: (184) [user] read_list(')', (0x55fbb4538270), _264562)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _288000)
   Exit: (186) [system] peek_char((0x55fbb4538270), r)
   Call: (186) [system] r=(;)
   Fail: (186) [system] r=(;)
   Call: (186) [system] r=(/)
   Fail: (186) [system] r=(/)
^  Call: (186) [user] is_like_space(r)
   Call: (187) [system] char_type(r, 'white')
   Fail: (187) [system] char_type(r, 'white')
   Call: (187) [system] char_type(r, end_of_line)
   Fail: (187) [system] char_type(r, end_of_line)
   Call: (187) [system] char_type(r, space)
   Fail: (187) [system] char_type(r, space)
   Call: (187) [system] char_type(r, cntrl)
   Fail: (187) [system] char_type(r, cntrl)
^  Fail: (186) [user] is_like_space(r)
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _304010)
   Exit: (185) [system] peek_char((0x55fbb4538270), r)
   Call: (185) [system] r=')'
   Fail: (185) [system] r=')'
   Call: (185) [system] r=end_of_file
   Fail: (185) [system] r=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55fbb4538270), _309580)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _311438)
   Exit: (187) [system] peek_char((0x55fbb4538270), r)
   Call: (187) [system] r=(;)
   Fail: (187) [system] r=(;)
   Call: (187) [system] r=(/)
   Fail: (187) [system] r=(/)
^  Call: (187) [user] is_like_space(r)
   Call: (188) [system] char_type(r, 'white')
   Fail: (188) [system] char_type(r, 'white')
   Call: (188) [system] char_type(r, end_of_line)
   Fail: (188) [system] char_type(r, end_of_line)
   Call: (188) [system] char_type(r, space)
   Fail: (188) [system] char_type(r, space)
   Call: (188) [system] char_type(r, cntrl)
   Fail: (188) [system] char_type(r, cntrl)
^  Fail: (187) [user] is_like_space(r)
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] get_char((0x55fbb4538270), _327448)
   Exit: (186) [system] get_char((0x55fbb4538270), r)
   Call: (186) [system] r='('
   Fail: (186) [system] r='('
   Call: (186) [system] r='['
   Fail: (186) [system] r='['
   Call: (186) [system] r='{'
   Fail: (186) [system] r='{'
   Call: (186) [system] r='"'
   Fail: (186) [system] r='"'
   Call: (186) [system] r=!
   Fail: (186) [system] r=!
   Call: (186) [system] r='\''
   Fail: (186) [system] r='\''
   Call: (186) [system] r='`'
   Fail: (186) [system] r='`'
   Call: (186) [system] r=end_of_file
   Fail: (186) [system] r=end_of_file
^  Call: (186) [user] read_symbolic(')', (0x55fbb4538270), r, _309580)
^  Call: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), _345090)
   Call: (188) [system] peek_char((0x55fbb4538270), _346024)
   Exit: (188) [system] peek_char((0x55fbb4538270), b)
^  Call: (188) [user] is_delimiter(b)
   Call: (189) [system] char_type(b, space)
   Fail: (189) [system] char_type(b, space)
   Call: (189) [system] arg(_350744, v('(', ')', end_of_file), b)
   Fail: (189) [system] arg(_351676, v('(', ')', end_of_file), b)
^  Fail: (188) [user] is_delimiter(b)
   Call: (188) [system] ')'==b
   Fail: (188) [system] ')'==b
   Call: (188) [system] get_char((0x55fbb4538270), b)
   Exit: (188) [system] get_char((0x55fbb4538270), b)
   Call: (188) [system] b=(\)
   Fail: (188) [system] b=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _359026)
   Call: (189) [system] peek_char((0x55fbb4538270), _359960)
   Exit: (189) [system] peek_char((0x55fbb4538270), ')')
^  Call: (189) [user] is_delimiter(')')
   Call: (190) [system] char_type(')', space)
   Fail: (190) [system] char_type(')', space)
   Call: (190) [system] arg(_364680, v('(', ')', end_of_file), ')')
   Exit: (190) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (189) [user] is_delimiter(')')
   Call: (189) [system] _359026=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (188) [system] _345090=[b]
   Exit: (188) [system] [b]=[b]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
^  Call: (187) [user] classify_and_convert_charseq([r, b], _309580)
^  Call: (188) [user] classify_and_convert_charseq_([r, b], _373910)
^  Call: (190) [system] setup_call_cleanup('$notrace'(_374862, _374864), once(user:catch(read_from_chars([r, b], _373910), _374844, fail)), '$restore_trace'(_374862, _374864))
^  Call: (191) [system] sig_atomic(system:'$notrace'(_374862, _374864))
^  Exit: (190) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([r, b], rb), _374844, fail)), system:'$restore_trace'(3, -1))
   Call: (189) [system] atomic(rb)
   Exit: (189) [system] atomic(rb)
^  Exit: (188) [user] classify_and_convert_charseq_([r, b], rb)
   Call: (188) [system] integer(rb)
   Fail: (188) [system] integer(rb)
   Call: (188) [system] _309580=rb
   Exit: (188) [system] rb=rb
^  Exit: (187) [user] classify_and_convert_charseq([r, b], rb)
^  Exit: (186) [user] read_symbolic(')', (0x55fbb4538270), r, rb)
^  Exit: (185) [user] cont_sexpr(')', (0x55fbb4538270), rb)
^  Call: (185) [user] read_list(')', (0x55fbb4538270), _386990)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _388848)
   Exit: (187) [system] peek_char((0x55fbb4538270), ')')
   Call: (187) [system] ')'=(;)
   Fail: (187) [system] ')'=(;)
   Call: (187) [system] ')'=(/)
   Fail: (187) [system] ')'=(/)
^  Call: (187) [user] is_like_space(')')
   Call: (188) [system] char_type(')', 'white')
   Fail: (188) [system] char_type(')', 'white')
   Call: (188) [system] char_type(')', end_of_line)
   Fail: (188) [system] char_type(')', end_of_line)
   Call: (188) [system] char_type(')', space)
   Fail: (188) [system] char_type(')', space)
   Call: (188) [system] char_type(')', cntrl)
   Fail: (188) [system] char_type(')', cntrl)
^  Fail: (187) [user] is_like_space(')')
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _404858)
   Exit: (186) [system] peek_char((0x55fbb4538270), ')')
   Call: (186) [system] ')'=')'
   Exit: (186) [system] ')'=')'
   Call: (186) [system] get_char((0x55fbb4538270), _408648)
   Exit: (186) [system] get_char((0x55fbb4538270), ')')
   Call: (186) [system] _386990=[]
   Exit: (186) [system] []=[]
^  Exit: (185) [user] read_list(')', (0x55fbb4538270), [])
   Call: (185) [system] _264562=[rb]
   Exit: (185) [system] [rb]=[rb]
^  Exit: (184) [user] read_list(')', (0x55fbb4538270), [rb])
^  Exit: (183) [user] cont_sexpr(')', (0x55fbb4538270), [rb])
^  Call: (183) [user] read_list(')', (0x55fbb4538270), _416942)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _418800)
   Exit: (185) [system] peek_char((0x55fbb4538270), ' ')
   Call: (185) [system] ' '=(;)
   Fail: (185) [system] ' '=(;)
   Call: (185) [system] ' '=(/)
   Fail: (185) [system] ' '=(/)
^  Call: (185) [user] is_like_space(' ')
   Call: (186) [system] char_type(' ', 'white')
   Exit: (186) [system] char_type(' ', 'white')
^  Exit: (185) [user] is_like_space(' ')
   Call: (185) [system] get_char((0x55fbb4538270), _428394)
   Exit: (185) [system] get_char((0x55fbb4538270), ' ')
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _431098)
   Exit: (186) [system] peek_char((0x55fbb4538270), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
   Call: (186) [system] '('=(/)
   Fail: (186) [system] '('=(/)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _448032)
   Exit: (184) [system] peek_char((0x55fbb4538270), '(')
   Call: (184) [system] '('=')'
   Fail: (184) [system] '('=')'
   Call: (184) [system] '('=end_of_file
   Fail: (184) [system] '('=end_of_file
^  Call: (184) [user] cont_sexpr(')', (0x55fbb4538270), _453602)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _455460)
   Exit: (186) [system] peek_char((0x55fbb4538270), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
   Call: (186) [system] '('=(/)
   Fail: (186) [system] '('=(/)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] get_char((0x55fbb4538270), _471470)
   Exit: (185) [system] get_char((0x55fbb4538270), '(')
   Call: (185) [system] '('='('
   Exit: (185) [system] '('='('
^  Call: (185) [user] read_list(')', (0x55fbb4538270), _453602)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _477040)
   Exit: (187) [system] peek_char((0x55fbb4538270), :)
   Call: (187) [system] (:)=(;)
   Fail: (187) [system] (:)=(;)
   Call: (187) [system] (:)=(/)
   Fail: (187) [system] (:)=(/)
^  Call: (187) [user] is_like_space(:)
   Call: (188) [system] char_type(:, 'white')
   Fail: (188) [system] char_type(:, 'white')
   Call: (188) [system] char_type(:, end_of_line)
   Fail: (188) [system] char_type(:, end_of_line)
   Call: (188) [system] char_type(:, space)
   Fail: (188) [system] char_type(:, space)
   Call: (188) [system] char_type(:, cntrl)
   Fail: (188) [system] char_type(:, cntrl)
^  Fail: (187) [user] is_like_space(:)
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _493050)
   Exit: (186) [system] peek_char((0x55fbb4538270), :)
   Call: (186) [system] (:)=')'
   Fail: (186) [system] (:)=')'
   Call: (186) [system] (:)=end_of_file
   Fail: (186) [system] (:)=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55fbb4538270), _498620)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _500478)
   Exit: (188) [system] peek_char((0x55fbb4538270), :)
   Call: (188) [system] (:)=(;)
   Fail: (188) [system] (:)=(;)
   Call: (188) [system] (:)=(/)
   Fail: (188) [system] (:)=(/)
^  Call: (188) [user] is_like_space(:)
   Call: (189) [system] char_type(:, 'white')
   Fail: (189) [system] char_type(:, 'white')
   Call: (189) [system] char_type(:, end_of_line)
   Fail: (189) [system] char_type(:, end_of_line)
   Call: (189) [system] char_type(:, space)
   Fail: (189) [system] char_type(:, space)
   Call: (189) [system] char_type(:, cntrl)
   Fail: (189) [system] char_type(:, cntrl)
^  Fail: (188) [user] is_like_space(:)
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] get_char((0x55fbb4538270), _516488)
   Exit: (187) [system] get_char((0x55fbb4538270), :)
   Call: (187) [system] (:)='('
   Fail: (187) [system] (:)='('
   Call: (187) [system] (:)='['
   Fail: (187) [system] (:)='['
   Call: (187) [system] (:)='{'
   Fail: (187) [system] (:)='{'
   Call: (187) [system] (:)='"'
   Fail: (187) [system] (:)='"'
   Call: (187) [system] (:)=!
   Fail: (187) [system] (:)=!
   Call: (187) [system] (:)='\''
   Fail: (187) [system] (:)='\''
   Call: (187) [system] (:)='`'
   Fail: (187) [system] (:)='`'
   Call: (187) [system] (:)=end_of_file
   Fail: (187) [system] (:)=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55fbb4538270), :, _498620)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _534130)
   Call: (189) [system] peek_char((0x55fbb4538270), _535064)
   Exit: (189) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (189) [user] is_delimiter(' ')
   Call: (190) [system] char_type(' ', space)
   Exit: (190) [system] char_type(' ', space)
^  Exit: (189) [user] is_delimiter(' ')
   Call: (189) [system] _534130=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (188) [user] classify_and_convert_charseq([:], _498620)
^  Call: (189) [user] classify_and_convert_charseq_([:], _544348)
^  Call: (191) [system] setup_call_cleanup('$notrace'(_545300, _545302), once(user:catch(read_from_chars([:], _544348), _545282, fail)), '$restore_trace'(_545300, _545302))
^  Call: (192) [system] sig_atomic(system:'$notrace'(_545300, _545302))
^  Exit: (191) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _545282, fail)), system:'$restore_trace'(3, -1))
   Call: (190) [system] atomic(:)
   Exit: (190) [system] atomic(:)
^  Exit: (189) [user] classify_and_convert_charseq_([:], :)
   Call: (189) [system] integer(:)
   Fail: (189) [system] integer(:)
   Call: (189) [system] _498620=(:)
   Exit: (189) [system] (:)=(:)
^  Exit: (188) [user] classify_and_convert_charseq([:], :)
^  Exit: (187) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (186) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (186) [user] read_list(')', (0x55fbb4538270), _557428)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _559286)
   Exit: (188) [system] peek_char((0x55fbb4538270), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
   Call: (188) [system] ' '=(/)
   Fail: (188) [system] ' '=(/)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55fbb4538270), _568880)
   Exit: (188) [system] get_char((0x55fbb4538270), ' ')
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _571584)
   Exit: (189) [system] peek_char((0x55fbb4538270), 'C')
   Call: (189) [system] 'C'=(;)
   Fail: (189) [system] 'C'=(;)
   Call: (189) [system] 'C'=(/)
   Fail: (189) [system] 'C'=(/)
^  Call: (189) [user] is_like_space('C')
   Call: (190) [system] char_type('C', 'white')
   Fail: (190) [system] char_type('C', 'white')
   Call: (190) [system] char_type('C', end_of_line)
   Fail: (190) [system] char_type('C', end_of_line)
   Call: (190) [system] char_type('C', space)
   Fail: (190) [system] char_type('C', space)
   Call: (190) [system] char_type('C', cntrl)
   Fail: (190) [system] char_type('C', cntrl)
^  Fail: (189) [user] is_like_space('C')
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _588518)
   Exit: (187) [system] peek_char((0x55fbb4538270), 'C')
   Call: (187) [system] 'C'=')'
   Fail: (187) [system] 'C'=')'
   Call: (187) [system] 'C'=end_of_file
   Fail: (187) [system] 'C'=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55fbb4538270), _594088)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _595946)
   Exit: (189) [system] peek_char((0x55fbb4538270), 'C')
   Call: (189) [system] 'C'=(;)
   Fail: (189) [system] 'C'=(;)
   Call: (189) [system] 'C'=(/)
   Fail: (189) [system] 'C'=(/)
^  Call: (189) [user] is_like_space('C')
   Call: (190) [system] char_type('C', 'white')
   Fail: (190) [system] char_type('C', 'white')
   Call: (190) [system] char_type('C', end_of_line)
   Fail: (190) [system] char_type('C', end_of_line)
   Call: (190) [system] char_type('C', space)
   Fail: (190) [system] char_type('C', space)
   Call: (190) [system] char_type('C', cntrl)
   Fail: (190) [system] char_type('C', cntrl)
^  Fail: (189) [user] is_like_space('C')
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] get_char((0x55fbb4538270), _611956)
   Exit: (188) [system] get_char((0x55fbb4538270), 'C')
   Call: (188) [system] 'C'='('
   Fail: (188) [system] 'C'='('
   Call: (188) [system] 'C'='['
   Fail: (188) [system] 'C'='['
   Call: (188) [system] 'C'='{'
   Fail: (188) [system] 'C'='{'
   Call: (188) [system] 'C'='"'
   Fail: (188) [system] 'C'='"'
   Call: (188) [system] 'C'=!
   Fail: (188) [system] 'C'=!
   Call: (188) [system] 'C'='\''
   Fail: (188) [system] 'C'='\''
   Call: (188) [system] 'C'='`'
   Fail: (188) [system] 'C'='`'
   Call: (188) [system] 'C'=end_of_file
   Fail: (188) [system] 'C'=end_of_file
^  Call: (188) [user] read_symbolic(')', (0x55fbb4538270), 'C', _594088)
^  Call: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), _629598)
   Call: (190) [system] peek_char((0x55fbb4538270), _630532)
   Exit: (190) [system] peek_char((0x55fbb4538270), o)
^  Call: (190) [user] is_delimiter(o)
   Call: (191) [system] char_type(o, space)
   Fail: (191) [system] char_type(o, space)
   Call: (191) [system] arg(_635252, v('(', ')', end_of_file), o)
   Fail: (191) [system] arg(_636184, v('(', ')', end_of_file), o)
^  Fail: (190) [user] is_delimiter(o)
   Call: (190) [system] ')'==o
   Fail: (190) [system] ')'==o
   Call: (190) [system] get_char((0x55fbb4538270), o)
   Exit: (190) [system] get_char((0x55fbb4538270), o)
   Call: (190) [system] o=(\)
   Fail: (190) [system] o=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _643534)
   Call: (191) [system] peek_char((0x55fbb4538270), _644468)
   Exit: (191) [system] peek_char((0x55fbb4538270), n)
^  Call: (191) [user] is_delimiter(n)
   Call: (192) [system] char_type(n, space)
   Fail: (192) [system] char_type(n, space)
   Call: (192) [system] arg(_649188, v('(', ')', end_of_file), n)
   Fail: (192) [system] arg(_650120, v('(', ')', end_of_file), n)
^  Fail: (191) [user] is_delimiter(n)
   Call: (191) [system] ')'==n
   Fail: (191) [system] ')'==n
   Call: (191) [system] get_char((0x55fbb4538270), n)
   Exit: (191) [system] get_char((0x55fbb4538270), n)
   Call: (191) [system] n=(\)
   Fail: (191) [system] n=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _657470)
   Call: (192) [system] peek_char((0x55fbb4538270), _658404)
   Exit: (192) [system] peek_char((0x55fbb4538270), j)
^  Call: (192) [user] is_delimiter(j)
   Call: (193) [system] char_type(j, space)
   Fail: (193) [system] char_type(j, space)
   Call: (193) [system] arg(_663124, v('(', ')', end_of_file), j)
   Fail: (193) [system] arg(_664056, v('(', ')', end_of_file), j)
^  Fail: (192) [user] is_delimiter(j)
   Call: (192) [system] ')'==j
   Fail: (192) [system] ')'==j
   Call: (192) [system] get_char((0x55fbb4538270), j)
   Exit: (192) [system] get_char((0x55fbb4538270), j)
   Call: (192) [system] j=(\)
   Fail: (192) [system] j=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _671406)
   Call: (193) [system] peek_char((0x55fbb4538270), _672340)
   Exit: (193) [system] peek_char((0x55fbb4538270), u)
^  Call: (193) [user] is_delimiter(u)
   Call: (194) [system] char_type(u, space)
   Fail: (194) [system] char_type(u, space)
   Call: (194) [system] arg(_677060, v('(', ')', end_of_file), u)
   Fail: (194) [system] arg(_677992, v('(', ')', end_of_file), u)
^  Fail: (193) [user] is_delimiter(u)
   Call: (193) [system] ')'==u
   Fail: (193) [system] ')'==u
   Call: (193) [system] get_char((0x55fbb4538270), u)
   Exit: (193) [system] get_char((0x55fbb4538270), u)
   Call: (193) [system] u=(\)
   Fail: (193) [system] u=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _685342)
   Call: (194) [system] peek_char((0x55fbb4538270), _686276)
   Exit: (194) [system] peek_char((0x55fbb4538270), n)
^  Call: (194) [user] is_delimiter(n)
   Call: (195) [system] char_type(n, space)
   Fail: (195) [system] char_type(n, space)
   Call: (195) [system] arg(_690996, v('(', ')', end_of_file), n)
   Fail: (195) [system] arg(_691928, v('(', ')', end_of_file), n)
^  Fail: (194) [user] is_delimiter(n)
   Call: (194) [system] ')'==n
   Fail: (194) [system] ')'==n
   Call: (194) [system] get_char((0x55fbb4538270), n)
   Exit: (194) [system] get_char((0x55fbb4538270), n)
   Call: (194) [system] n=(\)
   Fail: (194) [system] n=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _699278)
   Call: (195) [system] peek_char((0x55fbb4538270), _700212)
   Exit: (195) [system] peek_char((0x55fbb4538270), c)
^  Call: (195) [user] is_delimiter(c)
   Call: (196) [system] char_type(c, space)
   Fail: (196) [system] char_type(c, space)
   Call: (196) [system] arg(_704932, v('(', ')', end_of_file), c)
   Fail: (196) [system] arg(_705864, v('(', ')', end_of_file), c)
^  Fail: (195) [user] is_delimiter(c)
   Call: (195) [system] ')'==c
   Fail: (195) [system] ')'==c
   Call: (195) [system] get_char((0x55fbb4538270), c)
   Exit: (195) [system] get_char((0x55fbb4538270), c)
   Call: (195) [system] c=(\)
   Fail: (195) [system] c=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _713214)
   Call: (196) [system] peek_char((0x55fbb4538270), _714148)
   Exit: (196) [system] peek_char((0x55fbb4538270), t)
^  Call: (196) [user] is_delimiter(t)
   Call: (197) [system] char_type(t, space)
   Fail: (197) [system] char_type(t, space)
   Call: (197) [system] arg(_718868, v('(', ')', end_of_file), t)
   Fail: (197) [system] arg(_719800, v('(', ')', end_of_file), t)
^  Fail: (196) [user] is_delimiter(t)
   Call: (196) [system] ')'==t
   Fail: (196) [system] ')'==t
   Call: (196) [system] get_char((0x55fbb4538270), t)
   Exit: (196) [system] get_char((0x55fbb4538270), t)
   Call: (196) [system] t=(\)
   Fail: (196) [system] t=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _727150)
   Call: (197) [system] peek_char((0x55fbb4538270), _728084)
   Exit: (197) [system] peek_char((0x55fbb4538270), i)
^  Call: (197) [user] is_delimiter(i)
   Call: (198) [system] char_type(i, space)
   Fail: (198) [system] char_type(i, space)
   Call: (198) [system] arg(_732804, v('(', ')', end_of_file), i)
   Fail: (198) [system] arg(_733736, v('(', ')', end_of_file), i)
^  Fail: (197) [user] is_delimiter(i)
   Call: (197) [system] ')'==i
   Fail: (197) [system] ')'==i
   Call: (197) [system] get_char((0x55fbb4538270), i)
   Exit: (197) [system] get_char((0x55fbb4538270), i)
   Call: (197) [system] i=(\)
   Fail: (197) [system] i=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _741086)
   Call: (198) [system] peek_char((0x55fbb4538270), _742020)
   Exit: (198) [system] peek_char((0x55fbb4538270), o)
^  Call: (198) [user] is_delimiter(o)
   Call: (199) [system] char_type(o, space)
   Fail: (199) [system] char_type(o, space)
   Call: (199) [system] arg(_746740, v('(', ')', end_of_file), o)
   Fail: (199) [system] arg(_747672, v('(', ')', end_of_file), o)
^  Fail: (198) [user] is_delimiter(o)
   Call: (198) [system] ')'==o
   Fail: (198) [system] ')'==o
   Call: (198) [system] get_char((0x55fbb4538270), o)
   Exit: (198) [system] get_char((0x55fbb4538270), o)
   Call: (198) [system] o=(\)
   Fail: (198) [system] o=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _755022)
   Call: (199) [system] peek_char((0x55fbb4538270), _755956)
   Exit: (199) [system] peek_char((0x55fbb4538270), n)
^  Call: (199) [user] is_delimiter(n)
   Call: (200) [system] char_type(n, space)
   Fail: (200) [system] char_type(n, space)
   Call: (200) [system] arg(_760676, v('(', ')', end_of_file), n)
   Fail: (200) [system] arg(_761608, v('(', ')', end_of_file), n)
^  Fail: (199) [user] is_delimiter(n)
   Call: (199) [system] ')'==n
   Fail: (199) [system] ')'==n
   Call: (199) [system] get_char((0x55fbb4538270), n)
   Exit: (199) [system] get_char((0x55fbb4538270), n)
   Call: (199) [system] n=(\)
   Fail: (199) [system] n=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _768958)
   Call: (200) [system] peek_char((0x55fbb4538270), _769892)
   Exit: (200) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (200) [user] is_delimiter('I')
   Call: (201) [system] char_type('I', space)
   Fail: (201) [system] char_type('I', space)
   Call: (201) [system] arg(_774612, v('(', ')', end_of_file), 'I')
   Fail: (201) [system] arg(_775544, v('(', ')', end_of_file), 'I')
^  Fail: (200) [user] is_delimiter('I')
   Call: (200) [system] ')'=='I'
   Fail: (200) [system] ')'=='I'
   Call: (200) [system] get_char((0x55fbb4538270), 'I')
   Exit: (200) [system] get_char((0x55fbb4538270), 'I')
   Call: (200) [system] 'I'=(\)
   Fail: (200) [system] 'I'=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _782894)
   Call: (201) [system] peek_char((0x55fbb4538270), _783828)
   Exit: (201) [system] peek_char((0x55fbb4538270), n)
^  Call: (201) [user] is_delimiter(n)
   Call: (202) [system] char_type(n, space)
   Fail: (202) [system] char_type(n, space)
   Call: (202) [system] arg(_788548, v('(', ')', end_of_file), n)
   Fail: (202) [system] arg(_789480, v('(', ')', end_of_file), n)
^  Fail: (201) [user] is_delimiter(n)
   Call: (201) [system] ')'==n
   Fail: (201) [system] ')'==n
   Call: (201) [system] get_char((0x55fbb4538270), n)
   Exit: (201) [system] get_char((0x55fbb4538270), n)
   Call: (201) [system] n=(\)
   Fail: (201) [system] n=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _796830)
   Call: (202) [system] peek_char((0x55fbb4538270), _797764)
   Exit: (202) [system] peek_char((0x55fbb4538270), t)
^  Call: (202) [user] is_delimiter(t)
   Call: (203) [system] char_type(t, space)
   Fail: (203) [system] char_type(t, space)
   Call: (203) [system] arg(_802484, v('(', ')', end_of_file), t)
   Fail: (203) [system] arg(_803416, v('(', ')', end_of_file), t)
^  Fail: (202) [user] is_delimiter(t)
   Call: (202) [system] ')'==t
   Fail: (202) [system] ')'==t
   Call: (202) [system] get_char((0x55fbb4538270), t)
   Exit: (202) [system] get_char((0x55fbb4538270), t)
   Call: (202) [system] t=(\)
   Fail: (202) [system] t=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _810766)
   Call: (203) [system] peek_char((0x55fbb4538270), _811700)
   Exit: (203) [system] peek_char((0x55fbb4538270), r)
^  Call: (203) [user] is_delimiter(r)
   Call: (204) [system] char_type(r, space)
   Fail: (204) [system] char_type(r, space)
   Call: (204) [system] arg(_816420, v('(', ')', end_of_file), r)
   Fail: (204) [system] arg(_817352, v('(', ')', end_of_file), r)
^  Fail: (203) [user] is_delimiter(r)
   Call: (203) [system] ')'==r
   Fail: (203) [system] ')'==r
   Call: (203) [system] get_char((0x55fbb4538270), r)
   Exit: (203) [system] get_char((0x55fbb4538270), r)
   Call: (203) [system] r=(\)
   Fail: (203) [system] r=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _824702)
   Call: (204) [system] peek_char((0x55fbb4538270), _825636)
   Exit: (204) [system] peek_char((0x55fbb4538270), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_830356, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_831288, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55fbb4538270), o)
   Exit: (204) [system] get_char((0x55fbb4538270), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _838638)
   Call: (205) [system] peek_char((0x55fbb4538270), _839572)
   Exit: (205) [system] peek_char((0x55fbb4538270), d)
^  Call: (205) [user] is_delimiter(d)
   Call: (206) [system] char_type(d, space)
   Fail: (206) [system] char_type(d, space)
   Call: (206) [system] arg(_844292, v('(', ')', end_of_file), d)
   Fail: (206) [system] arg(_845224, v('(', ')', end_of_file), d)
^  Fail: (205) [user] is_delimiter(d)
   Call: (205) [system] ')'==d
   Fail: (205) [system] ')'==d
   Call: (205) [system] get_char((0x55fbb4538270), d)
   Exit: (205) [system] get_char((0x55fbb4538270), d)
   Call: (205) [system] d=(\)
   Fail: (205) [system] d=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _852574)
   Call: (206) [system] peek_char((0x55fbb4538270), _853508)
   Exit: (206) [system] peek_char((0x55fbb4538270), u)
^  Call: (206) [user] is_delimiter(u)
   Call: (207) [system] char_type(u, space)
   Fail: (207) [system] char_type(u, space)
   Call: (207) [system] arg(_858228, v('(', ')', end_of_file), u)
   Fail: (207) [system] arg(_859160, v('(', ')', end_of_file), u)
^  Fail: (206) [user] is_delimiter(u)
   Call: (206) [system] ')'==u
   Fail: (206) [system] ')'==u
   Call: (206) [system] get_char((0x55fbb4538270), u)
   Exit: (206) [system] get_char((0x55fbb4538270), u)
   Call: (206) [system] u=(\)
   Fail: (206) [system] u=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _866510)
   Call: (207) [system] peek_char((0x55fbb4538270), _867444)
   Exit: (207) [system] peek_char((0x55fbb4538270), c)
^  Call: (207) [user] is_delimiter(c)
   Call: (208) [system] char_type(c, space)
   Fail: (208) [system] char_type(c, space)
   Call: (208) [system] arg(_872164, v('(', ')', end_of_file), c)
   Fail: (208) [system] arg(_873096, v('(', ')', end_of_file), c)
^  Fail: (207) [user] is_delimiter(c)
   Call: (207) [system] ')'==c
   Fail: (207) [system] ')'==c
   Call: (207) [system] get_char((0x55fbb4538270), c)
   Exit: (207) [system] get_char((0x55fbb4538270), c)
   Call: (207) [system] c=(\)
   Fail: (207) [system] c=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _880446)
   Call: (208) [system] peek_char((0x55fbb4538270), _881380)
   Exit: (208) [system] peek_char((0x55fbb4538270), t)
^  Call: (208) [user] is_delimiter(t)
   Call: (209) [system] char_type(t, space)
   Fail: (209) [system] char_type(t, space)
   Call: (209) [system] arg(_886100, v('(', ')', end_of_file), t)
   Fail: (209) [system] arg(_887032, v('(', ')', end_of_file), t)
^  Fail: (208) [user] is_delimiter(t)
   Call: (208) [system] ')'==t
   Fail: (208) [system] ')'==t
   Call: (208) [system] get_char((0x55fbb4538270), t)
   Exit: (208) [system] get_char((0x55fbb4538270), t)
   Call: (208) [system] t=(\)
   Fail: (208) [system] t=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _894382)
   Call: (209) [system] peek_char((0x55fbb4538270), _895316)
   Exit: (209) [system] peek_char((0x55fbb4538270), i)
^  Call: (209) [user] is_delimiter(i)
   Call: (210) [system] char_type(i, space)
   Fail: (210) [system] char_type(i, space)
   Call: (210) [system] arg(_900036, v('(', ')', end_of_file), i)
   Fail: (210) [system] arg(_900968, v('(', ')', end_of_file), i)
^  Fail: (209) [user] is_delimiter(i)
   Call: (209) [system] ')'==i
   Fail: (209) [system] ')'==i
   Call: (209) [system] get_char((0x55fbb4538270), i)
   Exit: (209) [system] get_char((0x55fbb4538270), i)
   Call: (209) [system] i=(\)
   Fail: (209) [system] i=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _908318)
   Call: (210) [system] peek_char((0x55fbb4538270), _909252)
   Exit: (210) [system] peek_char((0x55fbb4538270), o)
^  Call: (210) [user] is_delimiter(o)
   Call: (211) [system] char_type(o, space)
   Fail: (211) [system] char_type(o, space)
   Call: (211) [system] arg(_913972, v('(', ')', end_of_file), o)
   Fail: (211) [system] arg(_914904, v('(', ')', end_of_file), o)
^  Fail: (210) [user] is_delimiter(o)
   Call: (210) [system] ')'==o
   Fail: (210) [system] ')'==o
   Call: (210) [system] get_char((0x55fbb4538270), o)
   Exit: (210) [system] get_char((0x55fbb4538270), o)
   Call: (210) [system] o=(\)
   Fail: (210) [system] o=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _922254)
   Call: (211) [system] peek_char((0x55fbb4538270), _923188)
   Exit: (211) [system] peek_char((0x55fbb4538270), n)
^  Call: (211) [user] is_delimiter(n)
   Call: (212) [system] char_type(n, space)
   Fail: (212) [system] char_type(n, space)
   Call: (212) [system] arg(_927908, v('(', ')', end_of_file), n)
   Fail: (212) [system] arg(_928840, v('(', ')', end_of_file), n)
^  Fail: (211) [user] is_delimiter(n)
   Call: (211) [system] ')'==n
   Fail: (211) [system] ')'==n
   Call: (211) [system] get_char((0x55fbb4538270), n)
   Exit: (211) [system] get_char((0x55fbb4538270), n)
   Call: (211) [system] n=(\)
   Fail: (211) [system] n=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _936190)
   Call: (212) [system] peek_char((0x55fbb4538270), _937124)
   Exit: (212) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (212) [user] is_delimiter(' ')
   Call: (213) [system] char_type(' ', space)
   Exit: (213) [system] char_type(' ', space)
^  Exit: (212) [user] is_delimiter(' ')
   Call: (212) [system] _936190=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (211) [system] _922254=[n]
   Exit: (211) [system] [n]=[n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (210) [system] _908318=[o, n]
   Exit: (210) [system] [o, n]=[o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (209) [system] _894382=[i, o, n]
   Exit: (209) [system] [i, o, n]=[i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (208) [system] _880446=[t, i, o, n]
   Exit: (208) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (207) [system] _866510=[c, t, i, o, n]
   Exit: (207) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (206) [system] _852574=[u, c, t, i, o, n]
   Exit: (206) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (205) [system] _838638=[d, u, c, t, i, o, n]
   Exit: (205) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (204) [system] _824702=[o, d, u, c, t, i, o, n]
   Exit: (204) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (203) [system] _810766=[r, o, d, u, c, t, i, o, n]
   Exit: (203) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (202) [system] _796830=[t, r, o, d, u, c, t, i, o, n]
   Exit: (202) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (201) [system] _782894=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (201) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (200) [system] _768958=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (200) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (199) [system] _755022=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (199) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (198) [system] _741086=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (198) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (197) [system] _727150=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (197) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (196) [system] _713214=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (196) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (195) [system] _699278=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (195) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (194) [system] _685342=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (194) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (193) [system] _671406=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (193) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (192) [system] _657470=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (192) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (191) [system] _643534=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (191) [system] [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (190) [system] _629598=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (190) [system] [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (189) [user] classify_and_convert_charseq(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _594088)
^  Call: (190) [user] classify_and_convert_charseq_(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1007876)
^  Call: (192) [system] setup_call_cleanup('$notrace'(_1008828, _1008830), once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1007876), _1008810, fail)), '$restore_trace'(_1008828, _1008830))
^  Call: (193) [system] sig_atomic(system:'$notrace'(_1008828, _1008830))
^  Exit: (192) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1007876), _1008810, fail)), system:'$restore_trace'(3, -1))
   Call: (191) [system] atomic(_1007876)
   Fail: (191) [system] atomic(_1007876)
   Call: (191) [system] atom_chars(_1007876, ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (191) [system] atom_chars('ConjunctionIntroduction', ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (190) [user] classify_and_convert_charseq_(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
   Call: (190) [system] integer('ConjunctionIntroduction')
   Fail: (190) [system] integer('ConjunctionIntroduction')
   Call: (190) [system] _594088='ConjunctionIntroduction'
   Exit: (190) [system] 'ConjunctionIntroduction'='ConjunctionIntroduction'
^  Exit: (189) [user] classify_and_convert_charseq(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
^  Exit: (188) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'ConjunctionIntroduction')
^  Exit: (187) [user] cont_sexpr(')', (0x55fbb4538270), 'ConjunctionIntroduction')
^  Call: (187) [user] read_list(')', (0x55fbb4538270), _1022826)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1024684)
   Exit: (189) [system] peek_char((0x55fbb4538270), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
   Call: (189) [system] ' '=(/)
   Fail: (189) [system] ' '=(/)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55fbb4538270), _1034278)
   Exit: (189) [system] get_char((0x55fbb4538270), ' ')
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1036982)
   Exit: (190) [system] peek_char((0x55fbb4538270), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
   Call: (190) [system] '('=(/)
   Fail: (190) [system] '('=(/)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1053916)
   Exit: (188) [system] peek_char((0x55fbb4538270), '(')
   Call: (188) [system] '('=')'
   Fail: (188) [system] '('=')'
   Call: (188) [system] '('=end_of_file
   Fail: (188) [system] '('=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55fbb4538270), _1059486)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1061344)
   Exit: (190) [system] peek_char((0x55fbb4538270), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
   Call: (190) [system] '('=(/)
   Fail: (190) [system] '('=(/)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] get_char((0x55fbb4538270), _1077354)
   Exit: (189) [system] get_char((0x55fbb4538270), '(')
   Call: (189) [system] '('='('
   Exit: (189) [system] '('='('
^  Call: (189) [user] read_list(')', (0x55fbb4538270), _1059486)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1082924)
   Exit: (191) [system] peek_char((0x55fbb4538270), -)
   Call: (191) [system] (-)=(;)
   Fail: (191) [system] (-)=(;)
   Call: (191) [system] (-)=(/)
   Fail: (191) [system] (-)=(/)
^  Call: (191) [user] is_like_space(-)
   Call: (192) [system] char_type(-, 'white')
   Fail: (192) [system] char_type(-, 'white')
   Call: (192) [system] char_type(-, end_of_line)
   Fail: (192) [system] char_type(-, end_of_line)
   Call: (192) [system] char_type(-, space)
   Fail: (192) [system] char_type(-, space)
   Call: (192) [system] char_type(-, cntrl)
   Fail: (192) [system] char_type(-, cntrl)
^  Fail: (191) [user] is_like_space(-)
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1098934)
   Exit: (190) [system] peek_char((0x55fbb4538270), -)
   Call: (190) [system] (-)=')'
   Fail: (190) [system] (-)=')'
   Call: (190) [system] (-)=end_of_file
   Fail: (190) [system] (-)=end_of_file
^  Call: (190) [user] cont_sexpr(')', (0x55fbb4538270), _1104504)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1106362)
   Exit: (192) [system] peek_char((0x55fbb4538270), -)
   Call: (192) [system] (-)=(;)
   Fail: (192) [system] (-)=(;)
   Call: (192) [system] (-)=(/)
   Fail: (192) [system] (-)=(/)
^  Call: (192) [user] is_like_space(-)
   Call: (193) [system] char_type(-, 'white')
   Fail: (193) [system] char_type(-, 'white')
   Call: (193) [system] char_type(-, end_of_line)
   Fail: (193) [system] char_type(-, end_of_line)
   Call: (193) [system] char_type(-, space)
   Fail: (193) [system] char_type(-, space)
   Call: (193) [system] char_type(-, cntrl)
   Fail: (193) [system] char_type(-, cntrl)
^  Fail: (192) [user] is_like_space(-)
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] get_char((0x55fbb4538270), _1122372)
   Exit: (191) [system] get_char((0x55fbb4538270), -)
   Call: (191) [system] (-)='('
   Fail: (191) [system] (-)='('
   Call: (191) [system] (-)='['
   Fail: (191) [system] (-)='['
   Call: (191) [system] (-)='{'
   Fail: (191) [system] (-)='{'
   Call: (191) [system] (-)='"'
   Fail: (191) [system] (-)='"'
   Call: (191) [system] (-)=!
   Fail: (191) [system] (-)=!
   Call: (191) [system] (-)='\''
   Fail: (191) [system] (-)='\''
   Call: (191) [system] (-)='`'
   Fail: (191) [system] (-)='`'
   Call: (191) [system] (-)=end_of_file
   Fail: (191) [system] (-)=end_of_file
^  Call: (191) [user] read_symbolic(')', (0x55fbb4538270), -, _1104504)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _1140014)
   Call: (193) [system] peek_char((0x55fbb4538270), _1140948)
   Exit: (193) [system] peek_char((0x55fbb4538270), >)
^  Call: (193) [user] is_delimiter(>)
   Call: (194) [system] char_type(>, space)
   Fail: (194) [system] char_type(>, space)
   Call: (194) [system] arg(_1145668, v('(', ')', end_of_file), >)
   Fail: (194) [system] arg(_1146600, v('(', ')', end_of_file), >)
^  Fail: (193) [user] is_delimiter(>)
   Call: (193) [system] ')'==(>)
   Fail: (193) [system] ')'==(>)
   Call: (193) [system] get_char((0x55fbb4538270), >)
   Exit: (193) [system] get_char((0x55fbb4538270), >)
   Call: (193) [system] (>)=(\)
   Fail: (193) [system] (>)=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _1153950)
   Call: (194) [system] peek_char((0x55fbb4538270), _1154884)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _1153950=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (193) [system] _1140014=[>]
   Exit: (193) [system] [>]=[>]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [>])
^  Call: (192) [user] classify_and_convert_charseq([-, >], _1104504)
^  Call: (193) [user] classify_and_convert_charseq_([-, >], _1166962)
^  Call: (195) [system] setup_call_cleanup('$notrace'(_1167914, _1167916), once(user:catch(read_from_chars([-, >], _1166962), _1167896, fail)), '$restore_trace'(_1167914, _1167916))
^  Call: (196) [system] sig_atomic(system:'$notrace'(_1167914, _1167916))
^  Exit: (195) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([-, >], ->), _1167896, fail)), system:'$restore_trace'(3, -1))
   Call: (194) [system] atomic(->)
   Exit: (194) [system] atomic(->)
^  Exit: (193) [user] classify_and_convert_charseq_([-, >], ->)
   Call: (193) [system] integer(->)
   Fail: (193) [system] integer(->)
   Call: (193) [system] _1104504=(->)
   Exit: (193) [system] (->)=(->)
^  Exit: (192) [user] classify_and_convert_charseq([-, >], ->)
^  Exit: (191) [user] read_symbolic(')', (0x55fbb4538270), -, ->)
^  Exit: (190) [user] cont_sexpr(')', (0x55fbb4538270), ->)
^  Call: (190) [user] read_list(')', (0x55fbb4538270), _1180042)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1181900)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
   Call: (192) [system] ' '=(/)
   Fail: (192) [system] ' '=(/)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55fbb4538270), _1191494)
   Exit: (192) [system] get_char((0x55fbb4538270), ' ')
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1194198)
   Exit: (193) [system] peek_char((0x55fbb4538270), $)
   Call: (193) [system] ($)=(;)
   Fail: (193) [system] ($)=(;)
   Call: (193) [system] ($)=(/)
   Fail: (193) [system] ($)=(/)
^  Call: (193) [user] is_like_space($)
   Call: (194) [system] char_type($, 'white')
   Fail: (194) [system] char_type($, 'white')
   Call: (194) [system] char_type($, end_of_line)
   Fail: (194) [system] char_type($, end_of_line)
   Call: (194) [system] char_type($, space)
   Fail: (194) [system] char_type($, space)
   Call: (194) [system] char_type($, cntrl)
   Fail: (194) [system] char_type($, cntrl)
^  Fail: (193) [user] is_like_space($)
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1211132)
   Exit: (191) [system] peek_char((0x55fbb4538270), $)
   Call: (191) [system] ($)=')'
   Fail: (191) [system] ($)=')'
   Call: (191) [system] ($)=end_of_file
   Fail: (191) [system] ($)=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55fbb4538270), _1216702)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1218560)
   Exit: (193) [system] peek_char((0x55fbb4538270), $)
   Call: (193) [system] ($)=(;)
   Fail: (193) [system] ($)=(;)
   Call: (193) [system] ($)=(/)
   Fail: (193) [system] ($)=(/)
^  Call: (193) [user] is_like_space($)
   Call: (194) [system] char_type($, 'white')
   Fail: (194) [system] char_type($, 'white')
   Call: (194) [system] char_type($, end_of_line)
   Fail: (194) [system] char_type($, end_of_line)
   Call: (194) [system] char_type($, space)
   Fail: (194) [system] char_type($, space)
   Call: (194) [system] char_type($, cntrl)
   Fail: (194) [system] char_type($, cntrl)
^  Fail: (193) [user] is_like_space($)
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] get_char((0x55fbb4538270), _1234570)
   Exit: (192) [system] get_char((0x55fbb4538270), $)
   Call: (192) [system] ($)='('
   Fail: (192) [system] ($)='('
   Call: (192) [system] ($)='['
   Fail: (192) [system] ($)='['
   Call: (192) [system] ($)='{'
   Fail: (192) [system] ($)='{'
   Call: (192) [system] ($)='"'
   Fail: (192) [system] ($)='"'
   Call: (192) [system] ($)=!
   Fail: (192) [system] ($)=!
   Call: (192) [system] ($)='\''
   Fail: (192) [system] ($)='\''
   Call: (192) [system] ($)='`'
   Fail: (192) [system] ($)='`'
   Call: (192) [system] ($)=end_of_file
   Fail: (192) [system] ($)=end_of_file
^  Call: (192) [user] read_symbolic(')', (0x55fbb4538270), $, _1216702)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _1252212)
   Call: (194) [system] peek_char((0x55fbb4538270), _1253146)
   Exit: (194) [system] peek_char((0x55fbb4538270), p)
^  Call: (194) [user] is_delimiter(p)
   Call: (195) [system] char_type(p, space)
   Fail: (195) [system] char_type(p, space)
   Call: (195) [system] arg(_1257866, v('(', ')', end_of_file), p)
   Fail: (195) [system] arg(_1258798, v('(', ')', end_of_file), p)
^  Fail: (194) [user] is_delimiter(p)
   Call: (194) [system] ')'==p
   Fail: (194) [system] ')'==p
   Call: (194) [system] get_char((0x55fbb4538270), p)
   Exit: (194) [system] get_char((0x55fbb4538270), p)
   Call: (194) [system] p=(\)
   Fail: (194) [system] p=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _1266148)
   Call: (195) [system] peek_char((0x55fbb4538270), _1267082)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (195) [user] is_delimiter(' ')
   Call: (196) [system] char_type(' ', space)
   Exit: (196) [system] char_type(' ', space)
^  Exit: (195) [user] is_delimiter(' ')
   Call: (195) [system] _1266148=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (194) [system] _1252212=[p]
   Exit: (194) [system] [p]=[p]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [p])
^  Call: (193) [user] classify_and_convert_charseq([$, p], _1216702)
^  Call: (194) [user] classify_and_convert_charseq_([$, p], _1279160)
   Call: (195) [system] atom_chars(_1280092, ['_', p])
   Exit: (195) [system] atom_chars('_p', ['_', p])
^  Exit: (194) [user] classify_and_convert_charseq_([$, p], _p)
   Call: (194) [system] integer(_p)
   Fail: (194) [system] integer(_p)
   Call: (194) [system] _1216702=_p
   Exit: (194) [system] _p=_p
^  Exit: (193) [user] classify_and_convert_charseq([$, p], _p)
^  Exit: (192) [user] read_symbolic(')', (0x55fbb4538270), $, _p)
^  Exit: (191) [user] cont_sexpr(')', (0x55fbb4538270), _p)
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _1289384)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1291242)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _1300836)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1303540)
   Exit: (194) [system] peek_char((0x55fbb4538270), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
   Call: (194) [system] ($)=(/)
   Fail: (194) [system] ($)=(/)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1320474)
   Exit: (192) [system] peek_char((0x55fbb4538270), $)
   Call: (192) [system] ($)=')'
   Fail: (192) [system] ($)=')'
   Call: (192) [system] ($)=end_of_file
   Fail: (192) [system] ($)=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _1326044)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1327902)
   Exit: (194) [system] peek_char((0x55fbb4538270), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
   Call: (194) [system] ($)=(/)
   Fail: (194) [system] ($)=(/)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _1343912)
   Exit: (193) [system] get_char((0x55fbb4538270), $)
   Call: (193) [system] ($)='('
   Fail: (193) [system] ($)='('
   Call: (193) [system] ($)='['
   Fail: (193) [system] ($)='['
   Call: (193) [system] ($)='{'
   Fail: (193) [system] ($)='{'
   Call: (193) [system] ($)='"'
   Fail: (193) [system] ($)='"'
   Call: (193) [system] ($)=!
   Fail: (193) [system] ($)=!
   Call: (193) [system] ($)='\''
   Fail: (193) [system] ($)='\''
   Call: (193) [system] ($)='`'
   Fail: (193) [system] ($)='`'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55fbb4538270), $, _1326044)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _1361554)
   Call: (195) [system] peek_char((0x55fbb4538270), _1362488)
   Exit: (195) [system] peek_char((0x55fbb4538270), q)
^  Call: (195) [user] is_delimiter(q)
   Call: (196) [system] char_type(q, space)
   Fail: (196) [system] char_type(q, space)
   Call: (196) [system] arg(_1367208, v('(', ')', end_of_file), q)
   Fail: (196) [system] arg(_1368140, v('(', ')', end_of_file), q)
^  Fail: (195) [user] is_delimiter(q)
   Call: (195) [system] ')'==q
   Fail: (195) [system] ')'==q
   Call: (195) [system] get_char((0x55fbb4538270), q)
   Exit: (195) [system] get_char((0x55fbb4538270), q)
   Call: (195) [system] q=(\)
   Fail: (195) [system] q=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _1375490)
   Call: (196) [system] peek_char((0x55fbb4538270), _1376424)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (196) [user] is_delimiter(' ')
   Call: (197) [system] char_type(' ', space)
   Exit: (197) [system] char_type(' ', space)
^  Exit: (196) [user] is_delimiter(' ')
   Call: (196) [system] _1375490=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (195) [system] _1361554=[q]
   Exit: (195) [system] [q]=[q]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [q])
^  Call: (194) [user] classify_and_convert_charseq([$, q], _1326044)
^  Call: (195) [user] classify_and_convert_charseq_([$, q], _1388502)
   Call: (196) [system] atom_chars(_1389434, ['_', q])
   Exit: (196) [system] atom_chars('_q', ['_', q])
^  Exit: (195) [user] classify_and_convert_charseq_([$, q], _q)
   Call: (195) [system] integer(_q)
   Fail: (195) [system] integer(_q)
   Call: (195) [system] _1326044=_q
   Exit: (195) [system] _q=_q
^  Exit: (194) [user] classify_and_convert_charseq([$, q], _q)
^  Exit: (193) [user] read_symbolic(')', (0x55fbb4538270), $, _q)
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), _q)
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _1398726)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1400584)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
   Call: (194) [system] ' '=(/)
   Fail: (194) [system] ' '=(/)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55fbb4538270), _1410178)
   Exit: (194) [system] get_char((0x55fbb4538270), ' ')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1412882)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
   Call: (195) [system] '('=(/)
   Fail: (195) [system] '('=(/)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1429816)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=')'
   Fail: (193) [system] '('=')'
   Call: (193) [system] '('=end_of_file
   Fail: (193) [system] '('=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _1435386)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1437244)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
   Call: (195) [system] '('=(/)
   Fail: (195) [system] '('=(/)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _1453254)
   Exit: (194) [system] get_char((0x55fbb4538270), '(')
   Call: (194) [system] '('='('
   Exit: (194) [system] '('='('
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _1435386)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1458824)
   Exit: (196) [system] peek_char((0x55fbb4538270), 'A')
   Call: (196) [system] 'A'=(;)
   Fail: (196) [system] 'A'=(;)
   Call: (196) [system] 'A'=(/)
   Fail: (196) [system] 'A'=(/)
^  Call: (196) [user] is_like_space('A')
   Call: (197) [system] char_type('A', 'white')
   Fail: (197) [system] char_type('A', 'white')
   Call: (197) [system] char_type('A', end_of_line)
   Fail: (197) [system] char_type('A', end_of_line)
   Call: (197) [system] char_type('A', space)
   Fail: (197) [system] char_type('A', space)
   Call: (197) [system] char_type('A', cntrl)
   Fail: (197) [system] char_type('A', cntrl)
^  Fail: (196) [user] is_like_space('A')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1474834)
   Exit: (195) [system] peek_char((0x55fbb4538270), 'A')
   Call: (195) [system] 'A'=')'
   Fail: (195) [system] 'A'=')'
   Call: (195) [system] 'A'=end_of_file
   Fail: (195) [system] 'A'=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _1480404)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1482262)
   Exit: (197) [system] peek_char((0x55fbb4538270), 'A')
   Call: (197) [system] 'A'=(;)
   Fail: (197) [system] 'A'=(;)
   Call: (197) [system] 'A'=(/)
   Fail: (197) [system] 'A'=(/)
^  Call: (197) [user] is_like_space('A')
   Call: (198) [system] char_type('A', 'white')
   Fail: (198) [system] char_type('A', 'white')
   Call: (198) [system] char_type('A', end_of_line)
   Fail: (198) [system] char_type('A', end_of_line)
   Call: (198) [system] char_type('A', space)
   Fail: (198) [system] char_type('A', space)
   Call: (198) [system] char_type('A', cntrl)
   Fail: (198) [system] char_type('A', cntrl)
^  Fail: (197) [user] is_like_space('A')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _1498272)
   Exit: (196) [system] get_char((0x55fbb4538270), 'A')
   Call: (196) [system] 'A'='('
   Fail: (196) [system] 'A'='('
   Call: (196) [system] 'A'='['
   Fail: (196) [system] 'A'='['
   Call: (196) [system] 'A'='{'
   Fail: (196) [system] 'A'='{'
   Call: (196) [system] 'A'='"'
   Fail: (196) [system] 'A'='"'
   Call: (196) [system] 'A'=!
   Fail: (196) [system] 'A'=!
   Call: (196) [system] 'A'='\''
   Fail: (196) [system] 'A'='\''
   Call: (196) [system] 'A'='`'
   Fail: (196) [system] 'A'='`'
   Call: (196) [system] 'A'=end_of_file
   Fail: (196) [system] 'A'=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1480404)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _1515914)
   Call: (198) [system] peek_char((0x55fbb4538270), _1516848)
   Exit: (198) [system] peek_char((0x55fbb4538270), n)
^  Call: (198) [user] is_delimiter(n)
   Call: (199) [system] char_type(n, space)
   Fail: (199) [system] char_type(n, space)
   Call: (199) [system] arg(_1521568, v('(', ')', end_of_file), n)
   Fail: (199) [system] arg(_1522500, v('(', ')', end_of_file), n)
^  Fail: (198) [user] is_delimiter(n)
   Call: (198) [system] ')'==n
   Fail: (198) [system] ')'==n
   Call: (198) [system] get_char((0x55fbb4538270), n)
   Exit: (198) [system] get_char((0x55fbb4538270), n)
   Call: (198) [system] n=(\)
   Fail: (198) [system] n=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _1529850)
   Call: (199) [system] peek_char((0x55fbb4538270), _1530784)
   Exit: (199) [system] peek_char((0x55fbb4538270), d)
^  Call: (199) [user] is_delimiter(d)
   Call: (200) [system] char_type(d, space)
   Fail: (200) [system] char_type(d, space)
   Call: (200) [system] arg(_1535504, v('(', ')', end_of_file), d)
   Fail: (200) [system] arg(_1536436, v('(', ')', end_of_file), d)
^  Fail: (199) [user] is_delimiter(d)
   Call: (199) [system] ')'==d
   Fail: (199) [system] ')'==d
   Call: (199) [system] get_char((0x55fbb4538270), d)
   Exit: (199) [system] get_char((0x55fbb4538270), d)
   Call: (199) [system] d=(\)
   Fail: (199) [system] d=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _1543786)
   Call: (200) [system] peek_char((0x55fbb4538270), _1544720)
   Exit: (200) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (200) [user] is_delimiter('L')
   Call: (201) [system] char_type('L', space)
   Fail: (201) [system] char_type('L', space)
   Call: (201) [system] arg(_1549440, v('(', ')', end_of_file), 'L')
   Fail: (201) [system] arg(_1550372, v('(', ')', end_of_file), 'L')
^  Fail: (200) [user] is_delimiter('L')
   Call: (200) [system] ')'=='L'
   Fail: (200) [system] ')'=='L'
   Call: (200) [system] get_char((0x55fbb4538270), 'L')
   Exit: (200) [system] get_char((0x55fbb4538270), 'L')
   Call: (200) [system] 'L'=(\)
   Fail: (200) [system] 'L'=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _1557722)
   Call: (201) [system] peek_char((0x55fbb4538270), _1558656)
   Exit: (201) [system] peek_char((0x55fbb4538270), i)
^  Call: (201) [user] is_delimiter(i)
   Call: (202) [system] char_type(i, space)
   Fail: (202) [system] char_type(i, space)
   Call: (202) [system] arg(_1563376, v('(', ')', end_of_file), i)
   Fail: (202) [system] arg(_1564308, v('(', ')', end_of_file), i)
^  Fail: (201) [user] is_delimiter(i)
   Call: (201) [system] ')'==i
   Fail: (201) [system] ')'==i
   Call: (201) [system] get_char((0x55fbb4538270), i)
   Exit: (201) [system] get_char((0x55fbb4538270), i)
   Call: (201) [system] i=(\)
   Fail: (201) [system] i=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1571658)
   Call: (202) [system] peek_char((0x55fbb4538270), _1572592)
   Exit: (202) [system] peek_char((0x55fbb4538270), n)
^  Call: (202) [user] is_delimiter(n)
   Call: (203) [system] char_type(n, space)
   Fail: (203) [system] char_type(n, space)
   Call: (203) [system] arg(_1577312, v('(', ')', end_of_file), n)
   Fail: (203) [system] arg(_1578244, v('(', ')', end_of_file), n)
^  Fail: (202) [user] is_delimiter(n)
   Call: (202) [system] ')'==n
   Fail: (202) [system] ')'==n
   Call: (202) [system] get_char((0x55fbb4538270), n)
   Exit: (202) [system] get_char((0x55fbb4538270), n)
   Call: (202) [system] n=(\)
   Fail: (202) [system] n=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1585594)
   Call: (203) [system] peek_char((0x55fbb4538270), _1586528)
   Exit: (203) [system] peek_char((0x55fbb4538270), k)
^  Call: (203) [user] is_delimiter(k)
   Call: (204) [system] char_type(k, space)
   Fail: (204) [system] char_type(k, space)
   Call: (204) [system] arg(_1591248, v('(', ')', end_of_file), k)
   Fail: (204) [system] arg(_1592180, v('(', ')', end_of_file), k)
^  Fail: (203) [user] is_delimiter(k)
   Call: (203) [system] ')'==k
   Fail: (203) [system] ')'==k
   Call: (203) [system] get_char((0x55fbb4538270), k)
   Exit: (203) [system] get_char((0x55fbb4538270), k)
   Call: (203) [system] k=(\)
   Fail: (203) [system] k=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1599530)
   Call: (204) [system] peek_char((0x55fbb4538270), _1600464)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (204) [user] is_delimiter(' ')
   Call: (205) [system] char_type(' ', space)
   Exit: (205) [system] char_type(' ', space)
^  Exit: (204) [user] is_delimiter(' ')
   Call: (204) [system] _1599530=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (203) [system] _1585594=[k]
   Exit: (203) [system] [k]=[k]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (202) [system] _1571658=[n, k]
   Exit: (202) [system] [n, k]=[n, k]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (201) [system] _1557722=[i, n, k]
   Exit: (201) [system] [i, n, k]=[i, n, k]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (200) [system] _1543786=['L', i, n, k]
   Exit: (200) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (199) [system] _1529850=[d, 'L', i, n, k]
   Exit: (199) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (198) [system] _1515914=[n, d, 'L', i, n, k]
   Exit: (198) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (197) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _1480404)
^  Call: (198) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _1626512)
^  Call: (200) [system] setup_call_cleanup('$notrace'(_1627464, _1627466), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1626512), _1627446, fail)), '$restore_trace'(_1627464, _1627466))
^  Call: (201) [system] sig_atomic(system:'$notrace'(_1627464, _1627466))
^  Exit: (200) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1626512), _1627446, fail)), system:'$restore_trace'(3, -1))
   Call: (199) [system] atomic(_1626512)
   Fail: (199) [system] atomic(_1626512)
   Call: (199) [system] atom_chars(_1626512, ['A', n, d, 'L', i, n, k])
   Exit: (199) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (198) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (198) [system] integer('AndLink')
   Fail: (198) [system] integer('AndLink')
   Call: (198) [system] _1480404='AndLink'
   Exit: (198) [system] 'AndLink'='AndLink'
^  Exit: (197) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (196) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _1641462)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1643320)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _1652914)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1655618)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
   Call: (198) [system] ($)=(/)
   Fail: (198) [system] ($)=(/)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1672552)
   Exit: (196) [system] peek_char((0x55fbb4538270), $)
   Call: (196) [system] ($)=')'
   Fail: (196) [system] ($)=')'
   Call: (196) [system] ($)=end_of_file
   Fail: (196) [system] ($)=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55fbb4538270), _1678122)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1679980)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
   Call: (198) [system] ($)=(/)
   Fail: (198) [system] ($)=(/)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] get_char((0x55fbb4538270), _1695990)
   Exit: (197) [system] get_char((0x55fbb4538270), $)
   Call: (197) [system] ($)='('
   Fail: (197) [system] ($)='('
   Call: (197) [system] ($)='['
   Fail: (197) [system] ($)='['
   Call: (197) [system] ($)='{'
   Fail: (197) [system] ($)='{'
   Call: (197) [system] ($)='"'
   Fail: (197) [system] ($)='"'
   Call: (197) [system] ($)=!
   Fail: (197) [system] ($)=!
   Call: (197) [system] ($)='\''
   Fail: (197) [system] ($)='\''
   Call: (197) [system] ($)='`'
   Fail: (197) [system] ($)='`'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55fbb4538270), $, _1678122)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _1713632)
   Call: (199) [system] peek_char((0x55fbb4538270), _1714566)
   Exit: (199) [system] peek_char((0x55fbb4538270), p)
^  Call: (199) [user] is_delimiter(p)
   Call: (200) [system] char_type(p, space)
   Fail: (200) [system] char_type(p, space)
   Call: (200) [system] arg(_1719286, v('(', ')', end_of_file), p)
   Fail: (200) [system] arg(_1720218, v('(', ')', end_of_file), p)
^  Fail: (199) [user] is_delimiter(p)
   Call: (199) [system] ')'==p
   Fail: (199) [system] ')'==p
   Call: (199) [system] get_char((0x55fbb4538270), p)
   Exit: (199) [system] get_char((0x55fbb4538270), p)
   Call: (199) [system] p=(\)
   Fail: (199) [system] p=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _1727568)
   Call: (200) [system] peek_char((0x55fbb4538270), _1728502)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (200) [user] is_delimiter(' ')
   Call: (201) [system] char_type(' ', space)
   Exit: (201) [system] char_type(' ', space)
^  Exit: (200) [user] is_delimiter(' ')
   Call: (200) [system] _1727568=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (199) [system] _1713632=[p]
   Exit: (199) [system] [p]=[p]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [p])
^  Call: (198) [user] classify_and_convert_charseq([$, p], _1678122)
^  Call: (199) [user] classify_and_convert_charseq_([$, p], _1740580)
   Call: (200) [system] atom_chars(_1741512, ['_', p])
   Exit: (200) [system] atom_chars('_p', ['_', p])
^  Exit: (199) [user] classify_and_convert_charseq_([$, p], _p)
   Call: (199) [system] integer(_p)
   Fail: (199) [system] integer(_p)
   Call: (199) [system] _1678122=_p
   Exit: (199) [system] _p=_p
^  Exit: (198) [user] classify_and_convert_charseq([$, p], _p)
^  Exit: (197) [user] read_symbolic(')', (0x55fbb4538270), $, _p)
^  Exit: (196) [user] cont_sexpr(')', (0x55fbb4538270), _p)
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _1750804)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1752662)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _1762256)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1764960)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
   Call: (199) [system] ($)=(/)
   Fail: (199) [system] ($)=(/)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1781894)
   Exit: (197) [system] peek_char((0x55fbb4538270), $)
   Call: (197) [system] ($)=')'
   Fail: (197) [system] ($)=')'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _1787464)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1789322)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
   Call: (199) [system] ($)=(/)
   Fail: (199) [system] ($)=(/)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _1805332)
   Exit: (198) [system] get_char((0x55fbb4538270), $)
   Call: (198) [system] ($)='('
   Fail: (198) [system] ($)='('
   Call: (198) [system] ($)='['
   Fail: (198) [system] ($)='['
   Call: (198) [system] ($)='{'
   Fail: (198) [system] ($)='{'
   Call: (198) [system] ($)='"'
   Fail: (198) [system] ($)='"'
   Call: (198) [system] ($)=!
   Fail: (198) [system] ($)=!
   Call: (198) [system] ($)='\''
   Fail: (198) [system] ($)='\''
   Call: (198) [system] ($)='`'
   Fail: (198) [system] ($)='`'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55fbb4538270), $, _1787464)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _1822974)
   Call: (200) [system] peek_char((0x55fbb4538270), _1823908)
   Exit: (200) [system] peek_char((0x55fbb4538270), q)
^  Call: (200) [user] is_delimiter(q)
   Call: (201) [system] char_type(q, space)
   Fail: (201) [system] char_type(q, space)
   Call: (201) [system] arg(_1828628, v('(', ')', end_of_file), q)
   Fail: (201) [system] arg(_1829560, v('(', ')', end_of_file), q)
^  Fail: (200) [user] is_delimiter(q)
   Call: (200) [system] ')'==q
   Fail: (200) [system] ')'==q
   Call: (200) [system] get_char((0x55fbb4538270), q)
   Exit: (200) [system] get_char((0x55fbb4538270), q)
   Call: (200) [system] q=(\)
   Fail: (200) [system] q=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _1836910)
   Call: (201) [system] peek_char((0x55fbb4538270), _1837844)
   Exit: (201) [system] peek_char((0x55fbb4538270), ')')
^  Call: (201) [user] is_delimiter(')')
   Call: (202) [system] char_type(')', space)
   Fail: (202) [system] char_type(')', space)
   Call: (202) [system] arg(_1842564, v('(', ')', end_of_file), ')')
   Exit: (202) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (201) [user] is_delimiter(')')
   Call: (201) [system] _1836910=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (200) [system] _1822974=[q]
   Exit: (200) [system] [q]=[q]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [q])
^  Call: (199) [user] classify_and_convert_charseq([$, q], _1787464)
^  Call: (200) [user] classify_and_convert_charseq_([$, q], _1851794)
   Call: (201) [system] atom_chars(_1852726, ['_', q])
   Exit: (201) [system] atom_chars('_q', ['_', q])
^  Exit: (200) [user] classify_and_convert_charseq_([$, q], _q)
   Call: (200) [system] integer(_q)
   Fail: (200) [system] integer(_q)
   Call: (200) [system] _1787464=_q
   Exit: (200) [system] _q=_q
^  Exit: (199) [user] classify_and_convert_charseq([$, q], _q)
^  Exit: (198) [user] read_symbolic(')', (0x55fbb4538270), $, _q)
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), _q)
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _1862018)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1863876)
   Exit: (199) [system] peek_char((0x55fbb4538270), ')')
   Call: (199) [system] ')'=(;)
   Fail: (199) [system] ')'=(;)
   Call: (199) [system] ')'=(/)
   Fail: (199) [system] ')'=(/)
^  Call: (199) [user] is_like_space(')')
   Call: (200) [system] char_type(')', 'white')
   Fail: (200) [system] char_type(')', 'white')
   Call: (200) [system] char_type(')', end_of_line)
   Fail: (200) [system] char_type(')', end_of_line)
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] char_type(')', cntrl)
   Fail: (200) [system] char_type(')', cntrl)
^  Fail: (199) [user] is_like_space(')')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1879886)
   Exit: (198) [system] peek_char((0x55fbb4538270), ')')
   Call: (198) [system] ')'=')'
   Exit: (198) [system] ')'=')'
   Call: (198) [system] get_char((0x55fbb4538270), _1883676)
   Exit: (198) [system] get_char((0x55fbb4538270), ')')
   Call: (198) [system] _1862018=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [])
   Call: (197) [system] _1750804=[_q]
   Exit: (197) [system] [_q]=[_q]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [_q])
   Call: (196) [system] _1641462=[_p, _q]
   Exit: (196) [system] [_p, _q]=[_p, _q]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [_p, _q])
   Call: (195) [system] _1435386=['AndLink', _p, _q]
   Exit: (195) [system] ['AndLink', _p, _q]=['AndLink', _p, _q]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), ['AndLink', _p, _q])
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', _p, _q])
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _1897558)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1899416)
   Exit: (195) [system] peek_char((0x55fbb4538270), ')')
   Call: (195) [system] ')'=(;)
   Fail: (195) [system] ')'=(;)
   Call: (195) [system] ')'=(/)
   Fail: (195) [system] ')'=(/)
^  Call: (195) [user] is_like_space(')')
   Call: (196) [system] char_type(')', 'white')
   Fail: (196) [system] char_type(')', 'white')
   Call: (196) [system] char_type(')', end_of_line)
   Fail: (196) [system] char_type(')', end_of_line)
   Call: (196) [system] char_type(')', space)
   Fail: (196) [system] char_type(')', space)
   Call: (196) [system] char_type(')', cntrl)
   Fail: (196) [system] char_type(')', cntrl)
^  Fail: (195) [user] is_like_space(')')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1915426)
   Exit: (194) [system] peek_char((0x55fbb4538270), ')')
   Call: (194) [system] ')'=')'
   Exit: (194) [system] ')'=')'
   Call: (194) [system] get_char((0x55fbb4538270), _1919216)
   Exit: (194) [system] get_char((0x55fbb4538270), ')')
   Call: (194) [system] _1897558=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [])
   Call: (193) [system] _1398726=[['AndLink', _p, _q]]
   Exit: (193) [system] [['AndLink', _p, _q]]=[['AndLink', _p, _q]]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [['AndLink', _p, _q]])
   Call: (192) [system] _1289384=[_q, ['AndLink', _p, _q]]
   Exit: (192) [system] [_q, ['AndLink', _p, _q]]=[_q, ['AndLink', _p, _q]]
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), [_q, ['AndLink', _p, _q]])
   Call: (191) [system] _1180042=[_p, _q, ['AndLink', _p, _q]]
   Exit: (191) [system] [_p, _q, ['AndLink', _p, _q]]=[_p, _q, ['AndLink', _p, _q]]
^  Exit: (190) [user] read_list(')', (0x55fbb4538270), [_p, _q, ['AndLink', _p, _q]])
   Call: (190) [system] _1059486=[->, _p, _q, ['AndLink', _p, _q]]
   Exit: (190) [system] [->, _p, _q, ['AndLink', _p, _q]]=[->, _p, _q, ['AndLink', _p, _q]]
^  Exit: (189) [user] read_list(')', (0x55fbb4538270), [->, _p, _q, ['AndLink', _p, _q]])
^  Exit: (188) [user] cont_sexpr(')', (0x55fbb4538270), [->, _p, _q, ['AndLink', _p, _q]])
^  Call: (188) [user] read_list(')', (0x55fbb4538270), _1935892)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1937750)
   Exit: (190) [system] peek_char((0x55fbb4538270), ')')
   Call: (190) [system] ')'=(;)
   Fail: (190) [system] ')'=(;)
   Call: (190) [system] ')'=(/)
   Fail: (190) [system] ')'=(/)
^  Call: (190) [user] is_like_space(')')
   Call: (191) [system] char_type(')', 'white')
   Fail: (191) [system] char_type(')', 'white')
   Call: (191) [system] char_type(')', end_of_line)
   Fail: (191) [system] char_type(')', end_of_line)
   Call: (191) [system] char_type(')', space)
   Fail: (191) [system] char_type(')', space)
   Call: (191) [system] char_type(')', cntrl)
   Fail: (191) [system] char_type(')', cntrl)
^  Fail: (190) [user] is_like_space(')')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1953760)
   Exit: (189) [system] peek_char((0x55fbb4538270), ')')
   Call: (189) [system] ')'=')'
   Exit: (189) [system] ')'=')'
   Call: (189) [system] get_char((0x55fbb4538270), _1957550)
   Exit: (189) [system] get_char((0x55fbb4538270), ')')
   Call: (189) [system] _1935892=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_list(')', (0x55fbb4538270), [])
   Call: (188) [system] _1022826=[[->, _p, _q, ['AndLink', _p, _q]]]
   Exit: (188) [system] [[->, _p, _q, ['AndLink', _p, _q]]]=[[->, _p, _q, ['AndLink', _p, _q]]]
^  Exit: (187) [user] read_list(')', (0x55fbb4538270), [[->, _p, _q, ['AndLink', _p, _q]]])
   Call: (187) [system] _557428=['ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]
   Exit: (187) [system] ['ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]=['ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]
^  Exit: (186) [user] read_list(')', (0x55fbb4538270), ['ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]])
   Call: (186) [system] _453602=[:, 'ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]
   Exit: (186) [system] [:, 'ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]=[:, 'ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]
^  Exit: (185) [user] read_list(')', (0x55fbb4538270), [:, 'ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]])
^  Exit: (184) [user] cont_sexpr(')', (0x55fbb4538270), [:, 'ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]])
^  Call: (184) [user] read_list(')', (0x55fbb4538270), _1971432)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1973290)
   Exit: (186) [system] peek_char((0x55fbb4538270), ')')
   Call: (186) [system] ')'=(;)
   Fail: (186) [system] ')'=(;)
   Call: (186) [system] ')'=(/)
   Fail: (186) [system] ')'=(/)
^  Call: (186) [user] is_like_space(')')
   Call: (187) [system] char_type(')', 'white')
   Fail: (187) [system] char_type(')', 'white')
   Call: (187) [system] char_type(')', end_of_line)
   Fail: (187) [system] char_type(')', end_of_line)
   Call: (187) [system] char_type(')', space)
   Fail: (187) [system] char_type(')', space)
   Call: (187) [system] char_type(')', cntrl)
   Fail: (187) [system] char_type(')', cntrl)
^  Fail: (186) [user] is_like_space(')')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1989300)
   Exit: (185) [system] peek_char((0x55fbb4538270), ')')
   Call: (185) [system] ')'=')'
   Exit: (185) [system] ')'=')'
   Call: (185) [system] get_char((0x55fbb4538270), _1993090)
   Exit: (185) [system] get_char((0x55fbb4538270), ')')
   Call: (185) [system] _1971432=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_list(')', (0x55fbb4538270), [])
   Call: (184) [system] _416942=[[:, 'ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]]
   Exit: (184) [system] [[:, 'ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]]=[[:, 'ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]]
^  Exit: (183) [user] read_list(')', (0x55fbb4538270), [[:, 'ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]])
   Call: (183) [system] _227902=[[rb], [:, 'ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]]
   Exit: (183) [system] [[rb], [:, 'ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]]=[[rb], [:, 'ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]]
^  Exit: (182) [user] read_list(')', (0x55fbb4538270), [[rb], [:, 'ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]])
   Call: (182) [system] _90600=[=, [rb], [:, 'ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]]
   Exit: (182) [system] [=, [rb], [:, 'ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]]=[=, [rb], [:, 'ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]]
^  Exit: (181) [user] read_list(')', (0x55fbb4538270), [=, [rb], [:, 'ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]])
^  Exit: (180) [user] cont_sexpr(')', (0x55fbb4538270), [=, [rb], [:, 'ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]])
^  Exit: (179) [user] read_sexpr((0x55fbb4538270), [=, [rb], [:, 'ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]])
^  Call: (179) [user] assertz(metta_file_comment(113, 0, 4576, [=, [rb], [:, 'ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]], '$stream_position'(4576, 113, 0, 4576)))
^  Exit: (179) [user] assertz(metta_file_comment(113, 0, 4576, [=, [rb], [:, 'ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]], '$stream_position'(4576, 113, 0, 4576)))
^  Exit: (177) [system] once(user:(read_position((0x55fbb4538270), 113, 0, 4576, '$stream_position'(4576, 113, 0, 4576)), read_sexpr((0x55fbb4538270), [=, [rb], [:, 'ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]]), assertz(metta_file_comment(113, 0, 4576, [=, [rb], [:, 'ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]], '$stream_position'(4576, 113, 0, 4576)))))
   Call: (177) [system] fail
^  Call: (177) [user] retract(metta_file_comment(_2011608, _2011610, _2011612, _2011614, _2011616))
^  Exit: (177) [user] retract(metta_file_comment(59, 0, 1944, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], '$stream_position'(1944, 59, 0, 1944)))
^  Call: (177) [user] trly(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _3084)
^  Call: (178) [user] once(call(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _2014908))
^  Call: (179) [user] call(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _2014908)
^  Call: (180) [user] untyped_to_metta([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _2014908)
^  Call: (181) [user] must_det_ll(trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _2017724))
^  Call: (182) [user] once(user:trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _2017724))
^  Call: (183) [user] trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _2017724)
^  Call: (184) [user] once(call(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _2020524))
^  Call: (185) [user] call(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _2020524)
^  Call: (186) [user] mfix_vars1([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _2020524)
   Call: (187) [system] var([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
   Call: (187) [system] atom([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
   Call: (187) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]==true
   Call: (187) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]==false
   Call: (187) [system] (=)=='['
   Call: (187) [system] (=)=='{'
   Call: (187) [system] is_list([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
   Exit: (187) [system] is_list([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
   Call: (187) [lists] lists:last([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _2030746)
   Call: (188) [lists] lists:last_([['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [synthesize, _query, _kb, _rb, ['S', _k]], _2030746)
   Call: (189) [lists] lists:last_([], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query], _2030746)
   Exit: (189) [lists] lists:last_([], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query])
   Exit: (188) [lists] lists:last_([['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query])
   Exit: (187) [lists] lists:last([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query])
   Call: (187) [system] ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]=='}'
   Call: (187) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]==[_2037262, _2037268]
   Call: (187) [system] fail
   Call: (187) [system] is_list([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
   Exit: (187) [system] is_list([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
^  Call: (187) [user] apply:maplist(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _2020524)
   Call: (188) [apply] apply:maplist_([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _2020524, user:mfix_vars1)
^  Call: (189) [user] mfix_vars1(=, _2042842)
   Call: (190) [system] var(=)
   Call: (190) [system] atom(=)
   Exit: (190) [system] atom(=)
^  Call: (190) [user] symbol_concat($, _2046550, =)
   Call: (191) [system] atom_concat($, _2046550, =)
   Fail: (191) [system] atom_concat($, _2046550, =)
^  Fail: (190) [user] symbol_concat($, _2046550, =)
   Call: (190) [system] (=)==true
   Call: (190) [system] (=)==false
   Call: (190) [system] (=)==[_2052138, _2052144]
   Call: (190) [system] is_list(=)
   Call: (190) [system] string(=)
   Call: (190) [system] compound(=)
^  Call: (190) [user] symbol(=)
   Call: (191) [system] atom(=)
   Exit: (191) [system] atom(=)
^  Exit: (190) [user] symbol(=)
^  Exit: (189) [user] mfix_vars1(=, =)
   Call: (189) [apply] apply:maplist_([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _2042844, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1([synthesize, _query, _kb, _rb, ['S', _k]], _2061406)
   Call: (191) [system] var([synthesize, _query, _kb, _rb, ['S', _k]])
   Call: (191) [system] atom([synthesize, _query, _kb, _rb, ['S', _k]])
   Call: (191) [system] [synthesize, _query, _kb, _rb, ['S', _k]]==true
   Call: (191) [system] [synthesize, _query, _kb, _rb, ['S', _k]]==false
   Call: (191) [system] synthesize=='['
   Call: (191) [system] synthesize=='{'
   Call: (191) [system] is_list([_query, _kb, _rb, ['S', _k]])
   Exit: (191) [system] is_list([_query, _kb, _rb, ['S', _k]])
   Call: (191) [lists] lists:last([_query, _kb, _rb, ['S', _k]], _2069750)
   Call: (192) [lists] lists:last_([_kb, _rb, ['S', _k]], _query, _2069750)
   Call: (193) [lists] lists:last_([_rb, ['S', _k]], _kb, _2069750)
   Call: (194) [lists] lists:last_([['S', _k]], _rb, _2069750)
   Call: (195) [lists] lists:last_([], ['S', _k], _2069750)
   Exit: (195) [lists] lists:last_([], ['S', _k], ['S', _k])
   Exit: (194) [lists] lists:last_([['S', _k]], _rb, ['S', _k])
   Exit: (193) [lists] lists:last_([_rb, ['S', _k]], _kb, ['S', _k])
   Exit: (192) [lists] lists:last_([_kb, _rb, ['S', _k]], _query, ['S', _k])
   Exit: (191) [lists] lists:last([_query, _kb, _rb, ['S', _k]], ['S', _k])
   Call: (191) [system] ['S', _k]=='}'
   Call: (191) [system] [synthesize, _query, _kb, _rb, ['S', _k]]==[_2079994, _2080000]
   Call: (191) [system] fail
   Call: (191) [system] is_list([synthesize, _query, _kb, _rb, ['S', _k]])
   Exit: (191) [system] is_list([synthesize, _query, _kb, _rb, ['S', _k]])
^  Call: (191) [user] apply:maplist(mfix_vars1, [synthesize, _query, _kb, _rb, ['S', _k]], _2061406)
   Call: (192) [apply] apply:maplist_([synthesize, _query, _kb, _rb, ['S', _k]], _2061406, user:mfix_vars1)
^  Call: (193) [user] mfix_vars1(synthesize, _2085574)
   Call: (194) [system] var(synthesize)
   Call: (194) [system] atom(synthesize)
   Exit: (194) [system] atom(synthesize)
^  Call: (194) [user] symbol_concat($, _2089282, synthesize)
   Call: (195) [system] atom_concat($, _2089282, synthesize)
   Fail: (195) [system] atom_concat($, _2089282, synthesize)
^  Fail: (194) [user] symbol_concat($, _2089282, synthesize)
   Call: (194) [system] synthesize==true
   Call: (194) [system] synthesize==false
   Call: (194) [system] synthesize==[_2094870, _2094876]
   Call: (194) [system] is_list(synthesize)
   Call: (194) [system] string(synthesize)
   Call: (194) [system] compound(synthesize)
^  Call: (194) [user] symbol(synthesize)
   Call: (195) [system] atom(synthesize)
   Exit: (195) [system] atom(synthesize)
^  Exit: (194) [user] symbol(synthesize)
^  Exit: (193) [user] mfix_vars1(synthesize, synthesize)
   Call: (193) [apply] apply:maplist_([_query, _kb, _rb, ['S', _k]], _3868, user:mfix_vars1)
^  Call: (194) [user] mfix_vars1(_query, _11136)
   Call: (195) [system] var(_query)
   Call: (195) [system] atom(_query)
   Call: (195) [system] _query==true
   Call: (195) [system] _query==false
   Call: (195) [system] _query==[_15778, _15784]
   Call: (195) [system] is_list(_query)
   Call: (195) [system] string(_query)
   Call: (195) [system] compound(_query)
   Exit: (195) [system] compound(_query)
   Call: (195) [system] compound_name_arguments(_query, _20412, _20414)
   Exit: (195) [system] compound_name_arguments(_query, '$VAR', ['_query'])
   Call: (195) [system] '$VAR'\=='$VAR'
^  Exit: (183) [user] trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
^  Exit: (182) [system] once(user:trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]))
^  Exit: (181) [user] must_det_ll(user:trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]))
^  Call: (181) [user] must_det_ll(trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _26006))
^  Call: (182) [user] once(user:trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _26006))
^  Call: (183) [user] trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _26006)
^  Call: (184) [user] once(call(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _28806))
^  Call: (185) [user] call(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _28806)
^  Call: (186) [user] cons_to_c([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _28806)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_c([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
^  Exit: (185) [system] call(user:cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
^  Exit: (184) [system] once(user:call(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]))
   Call: (184) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]\=@=[=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]
^  Exit: (183) [user] trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
^  Exit: (182) [system] once(user:trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]))
^  Call: (181) [user] must_det_ll(trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _3792))
^  Call: (182) [user] once(user:trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _3792))
^  Call: (183) [user] trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _3792)
^  Call: (184) [user] once(call(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _42764))
^  Call: (185) [user] call(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _42764)
^  Call: (186) [user] cons_to_l([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _42764)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_l([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
^  Exit: (185) [system] call(user:cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
^  Exit: (184) [system] once(user:call(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]))
   Call: (184) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]\=@=[=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]
^  Exit: (183) [user] trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
^  Exit: (182) [system] once(user:trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]))
^  Exit: (180) [user] untyped_to_metta([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
^  Exit: (179) [system] call(user:untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
^  Exit: (178) [system] once(user:call(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]))
   Call: (178) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]\=@=[=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]
^  Exit: (177) [user] trly(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
^  Exit: (176) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
   Call: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])))
   Exit: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])))
^  Exit: (175) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
^  Exit: (171) [user] read_sform((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
^  Exit: (170) [system] once(user:read_sform((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]))
   Call: (169) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]==end_of_file
   Fail: (169) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]), 112]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55fbb44dfd70), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], nthesize_long_1727480696_9164743, 112)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]), 112]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1727480708.4469647)
   Call: (173) [system] arg(1, t(1727480705.4366713), _3148)
   Exit: (173) [system] arg(1, t(1727480705.4366713), 1727480705.4366713)
   Call: (173) [system] _3158 is 1727480708.4469647-1727480705.4366713
   Exit: (173) [system] 3.010293483734131 is 1727480708.4469647-1727480705.4366713
   Call: (173) [system] 3.010293483734131>4
   Fail: (173) [system] 3.010293483734131>4
^  Exit: (171) [user] if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]), 112]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 21)
   Call: (175) [system] atom(21+1)
   Call: (175) [system] set_flag(translated_forms, 22)
   Exit: (175) [system] set_flag(translated_forms, 22)
   Exit: (174) [$syspreds] update_flag(translated_forms, 21, 21+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 21, 21+1))
   Exit: (171) [$syspreds] flag(translated_forms, 21, 21+1)
^  Call: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], nthesize_long_1727480696_9164743, 112)
^  Call: (172) [user] s2t_iz(nthesize_long_1727480696_9164743, _94234, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _94236)
   Call: (173) [system] (=)==(:)
^  Call: (173) [user] s2tl([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _94236)
   Call: (174) [system] compound([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
   Exit: (174) [system] compound([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
^  Call: (174) [user] s2t(=, _98886)
   Call: (175) [system] compound(=)
   Call: (175) [system] (=)=_98886
   Exit: (175) [system] (=)=(=)
^  Exit: (174) [user] s2t(=, =)
^  Call: (174) [user] s2tl([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _98888)
   Call: (175) [system] compound([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
   Exit: (175) [system] compound([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
^  Call: (175) [user] s2t([synthesize, _query, _kb, _rb, ['S', _k]], _106304)
   Call: (176) [system] compound([synthesize, _query, _kb, _rb, ['S', _k]])
   Exit: (176) [system] compound([synthesize, _query, _kb, _rb, ['S', _k]])
   Call: (176) [system] synthesize==(->)
   Call: (176) [system] synthesize=='Cons'
   Call: (176) [system] synthesize==(=)
   Call: (176) [system] is_list([synthesize, _query, _kb, _rb, ['S', _k]])
   Exit: (176) [system] is_list([synthesize, _query, _kb, _rb, ['S', _k]])
^  Call: (176) [user] apply:maplist(s2t, [synthesize, _query, _kb, _rb, ['S', _k]], _113716)
   Call: (177) [apply] apply:maplist_([synthesize, _query, _kb, _rb, ['S', _k]], _113716, user:s2t)
^  Call: (178) [user] s2t(synthesize, _115596)
   Call: (179) [system] compound(synthesize)
   Call: (179) [system] synthesize=_115596
   Exit: (179) [system] synthesize=synthesize
^  Exit: (178) [user] s2t(synthesize, synthesize)
   Call: (178) [apply] apply:maplist_([_query, _kb, _rb, ['S', _k]], _115598, user:s2t)
^  Call: (179) [user] s2t(_query, _121170)
   Call: (180) [system] compound(_query)
   Exit: (180) [system] compound(_query)
   Call: (180) [system] is_list(_query)
^  Call: (180) [user] s2tl(_query, _121170)
   Call: (181) [system] compound(_query)
   Exit: (181) [system] compound(_query)
^  Exit: (180) [user] s2tl(_query, _query)
^  Exit: (179) [user] s2t(_query, _query)
   Call: (179) [apply] apply:maplist_([_kb, _rb, ['S', _k]], _121172, user:s2t)
^  Call: (180) [user] s2t(_kb, _130440)
   Call: (181) [system] compound(_kb)
   Exit: (181) [system] compound(_kb)
   Call: (181) [system] is_list(_kb)
^  Call: (181) [user] s2tl(_kb, _130440)
   Call: (182) [system] compound(_kb)
   Exit: (182) [system] compound(_kb)
^  Exit: (181) [user] s2tl(_kb, _kb)
^  Exit: (180) [user] s2t(_kb, _kb)
   Call: (180) [apply] apply:maplist_([_rb, ['S', _k]], _130442, user:s2t)
^  Call: (181) [user] s2t(_rb, _139710)
   Call: (182) [system] compound(_rb)
   Exit: (182) [system] compound(_rb)
   Call: (182) [system] is_list(_rb)
^  Call: (182) [user] s2tl(_rb, _139710)
   Call: (183) [system] compound(_rb)
   Exit: (183) [system] compound(_rb)
^  Exit: (182) [user] s2tl(_rb, _rb)
^  Exit: (181) [user] s2t(_rb, _rb)
   Call: (181) [apply] apply:maplist_([['S', _k]], _139712, user:s2t)
^  Call: (182) [user] s2t(['S', _k], _148980)
   Call: (183) [system] compound(['S', _k])
   Exit: (183) [system] compound(['S', _k])
   Call: (183) [system] 'S'==(->)
   Call: (183) [system] 'S'=='Cons'
   Call: (183) [system] 'S'==(=)
   Call: (183) [system] is_list(['S', _k])
   Exit: (183) [system] is_list(['S', _k])
^  Call: (183) [user] apply:maplist(s2t, ['S', _k], _156392)
   Call: (184) [apply] apply:maplist_(['S', _k], _156392, user:s2t)
^  Call: (185) [user] s2t('S', _158272)
   Call: (186) [system] compound('S')
   Call: (186) [system] 'S'=_158272
   Exit: (186) [system] 'S'='S'
^  Exit: (185) [user] s2t('S', 'S')
   Call: (185) [apply] apply:maplist_([_k], _158274, user:s2t)
^  Call: (186) [user] s2t(_k, _163846)
   Call: (187) [system] compound(_k)
   Exit: (187) [system] compound(_k)
   Call: (187) [system] is_list(_k)
^  Call: (187) [user] s2tl(_k, _163846)
   Call: (188) [system] compound(_k)
   Exit: (188) [system] compound(_k)
^  Exit: (187) [user] s2tl(_k, _k)
^  Exit: (186) [user] s2t(_k, _k)
   Call: (186) [apply] apply:maplist_([], _163848, user:s2t)
   Exit: (186) [apply] apply:maplist_([], [], user:s2t)
   Exit: (185) [apply] apply:maplist_([_k], [_k], user:s2t)
   Exit: (184) [apply] apply:maplist_(['S', _k], ['S', _k], user:s2t)
^  Exit: (183) [apply] apply:maplist(user:s2t, ['S', _k], ['S', _k])
   Call: (183) [system] compound_name_arguments(_148980, t, ['S', _k])
   Exit: (183) [system] compound_name_arguments(t('S', _k), t, ['S', _k])
^  Exit: (182) [user] s2t(['S', _k], t('S', _k))
   Call: (182) [apply] apply:maplist_([], _148982, user:s2t)
   Exit: (182) [apply] apply:maplist_([], [], user:s2t)
   Exit: (181) [apply] apply:maplist_([['S', _k]], [t('S', _k)], user:s2t)
   Exit: (180) [apply] apply:maplist_([_rb, ['S', _k]], [_rb, t('S', _k)], user:s2t)
   Exit: (179) [apply] apply:maplist_([_kb, _rb, ['S', _k]], [_kb, _rb, t('S', _k)], user:s2t)
   Exit: (178) [apply] apply:maplist_([_query, _kb, _rb, ['S', _k]], [_query, _kb, _rb, t('S', _k)], user:s2t)
   Exit: (177) [apply] apply:maplist_([synthesize, _query, _kb, _rb, ['S', _k]], [synthesize, _query, _kb, _rb, t('S', _k)], user:s2t)
^  Exit: (176) [apply] apply:maplist(user:s2t, [synthesize, _query, _kb, _rb, ['S', _k]], [synthesize, _query, _kb, _rb, t('S', _k)])
   Call: (176) [system] compound_name_arguments(_106304, t, [synthesize, _query, _kb, _rb, t('S', _k)])
   Exit: (176) [system] compound_name_arguments(t(synthesize, _query, _kb, _rb, t('S', _k)), t, [synthesize, _query, _kb, _rb, t('S', _k)])
^  Exit: (175) [user] s2t([synthesize, _query, _kb, _rb, ['S', _k]], t(synthesize, _query, _kb, _rb, t('S', _k)))
^  Call: (175) [user] s2tl([['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _106306)
   Call: (176) [system] compound([['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
   Exit: (176) [system] compound([['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
^  Call: (176) [user] s2t(['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query], _192690)
   Call: (177) [system] compound(['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query])
   Exit: (177) [system] compound(['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query])
   Call: (177) [system] 'let*'==(->)
   Call: (177) [system] 'let*'=='Cons'
   Call: (177) [system] 'let*'==(=)
   Call: (177) [system] is_list(['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query])
   Exit: (177) [system] is_list(['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query])
^  Call: (177) [user] apply:maplist(s2t, ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query], _200102)
   Call: (178) [apply] apply:maplist_(['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query], _200102, user:s2t)
^  Call: (179) [user] s2t('let*', _201982)
   Call: (180) [system] compound('let*')
   Call: (180) [system] 'let*'=_201982
   Exit: (180) [system] 'let*'='let*'
^  Exit: (179) [user] s2t('let*', 'let*')
   Call: (179) [apply] apply:maplist_([[[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query], _201984, user:s2t)
^  Call: (180) [user] s2t([[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _207556)
   Call: (181) [system] compound([[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]])
   Exit: (181) [system] compound([[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]])
   Call: (181) [system] [[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]]==(->)
   Call: (181) [system] [[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]]=='Cons'
   Call: (181) [system] [[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]]==(=)
   Call: (181) [system] is_list([[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]])
   Exit: (181) [system] is_list([[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]])
^  Call: (181) [user] apply:maplist(s2t, [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _214968)
   Call: (182) [apply] apply:maplist_([[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _214968, user:s2t)
^  Call: (183) [user] s2t([[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], _216848)
   Call: (184) [system] compound([[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]])
   Exit: (184) [system] compound([[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]])
   Call: (184) [system] [:, _ructor, [->, _premise1, _premise2, _conclusion]]==(->)
   Call: (184) [system] [:, _ructor, [->, _premise1, _premise2, _conclusion]]=='Cons'
   Call: (184) [system] [:, _ructor, [->, _premise1, _premise2, _conclusion]]==(=)
   Call: (184) [system] is_list([[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]])
   Exit: (184) [system] is_list([[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]])
^  Call: (184) [user] apply:maplist(s2t, [[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], _224260)
   Call: (185) [apply] apply:maplist_([[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], _224260, user:s2t)
^  Call: (186) [user] s2t([:, _ructor, [->, _premise1, _premise2, _conclusion]], _226140)
   Call: (187) [system] compound([:, _ructor, [->, _premise1, _premise2, _conclusion]])
   Exit: (187) [system] compound([:, _ructor, [->, _premise1, _premise2, _conclusion]])
   Call: (187) [system] (:)==(->)
   Call: (187) [system] (:)=='Cons'
   Call: (187) [system] (:)==(=)
   Call: (187) [system] is_list([:, _ructor, [->, _premise1, _premise2, _conclusion]])
   Exit: (187) [system] is_list([:, _ructor, [->, _premise1, _premise2, _conclusion]])
^  Call: (187) [user] apply:maplist(s2t, [:, _ructor, [->, _premise1, _premise2, _conclusion]], _233552)
   Call: (188) [apply] apply:maplist_([:, _ructor, [->, _premise1, _premise2, _conclusion]], _233552, user:s2t)
^  Call: (189) [user] s2t(:, _235432)
   Call: (190) [system] compound(:)
   Call: (190) [system] (:)=_235432
   Exit: (190) [system] (:)=(:)
^  Exit: (189) [user] s2t(:, :)
   Call: (189) [apply] apply:maplist_([_ructor, [->, _premise1, _premise2, _conclusion]], _235434, user:s2t)
^  Call: (190) [user] s2t(_ructor, _241006)
   Call: (191) [system] compound(_ructor)
   Exit: (191) [system] compound(_ructor)
   Call: (191) [system] is_list(_ructor)
^  Call: (191) [user] s2tl(_ructor, _241006)
   Call: (192) [system] compound(_ructor)
   Exit: (192) [system] compound(_ructor)
^  Exit: (191) [user] s2tl(_ructor, _ructor)
^  Exit: (190) [user] s2t(_ructor, _ructor)
   Call: (190) [apply] apply:maplist_([[->, _premise1, _premise2, _conclusion]], _241008, user:s2t)
^  Call: (191) [user] s2t([->, _premise1, _premise2, _conclusion], _250276)
   Call: (192) [system] compound([->, _premise1, _premise2, _conclusion])
   Exit: (192) [system] compound([->, _premise1, _premise2, _conclusion])
   Call: (192) [system] (->)==(->)
   Exit: (192) [system] (->)==(->)
^  Call: (192) [user] s2tl([_premise1, _premise2, _conclusion], _254912)
   Call: (193) [system] compound([_premise1, _premise2, _conclusion])
   Exit: (193) [system] compound([_premise1, _premise2, _conclusion])
^  Call: (193) [user] s2t(_premise1, _257692)
   Call: (194) [system] compound(_premise1)
   Exit: (194) [system] compound(_premise1)
   Call: (194) [system] is_list(_premise1)
^  Call: (194) [user] s2tl(_premise1, _257692)
   Call: (195) [system] compound(_premise1)
   Exit: (195) [system] compound(_premise1)
^  Exit: (194) [user] s2tl(_premise1, _premise1)
^  Exit: (193) [user] s2t(_premise1, _premise1)
^  Call: (193) [user] s2tl([_premise2, _conclusion], _257694)
   Call: (194) [system] compound([_premise2, _conclusion])
   Exit: (194) [system] compound([_premise2, _conclusion])
^  Call: (194) [user] s2t(_premise2, _268806)
   Call: (195) [system] compound(_premise2)
   Exit: (195) [system] compound(_premise2)
   Call: (195) [system] is_list(_premise2)
^  Call: (195) [user] s2tl(_premise2, _268806)
   Call: (196) [system] compound(_premise2)
   Exit: (196) [system] compound(_premise2)
^  Exit: (195) [user] s2tl(_premise2, _premise2)
^  Exit: (194) [user] s2t(_premise2, _premise2)
^  Call: (194) [user] s2tl([_conclusion], _268808)
   Call: (195) [system] compound([_conclusion])
   Exit: (195) [system] compound([_conclusion])
^  Call: (195) [user] s2t(_conclusion, _279920)
   Call: (196) [system] compound(_conclusion)
   Exit: (196) [system] compound(_conclusion)
   Call: (196) [system] is_list(_conclusion)
^  Call: (196) [user] s2tl(_conclusion, _279920)
   Call: (197) [system] compound(_conclusion)
   Exit: (197) [system] compound(_conclusion)
^  Exit: (196) [user] s2tl(_conclusion, _conclusion)
^  Exit: (195) [user] s2t(_conclusion, _conclusion)
^  Call: (195) [user] s2tl([], _279922)
   Call: (196) [system] compound([])
   Call: (196) [system] []=_279922
   Exit: (196) [system] []=[]
^  Exit: (195) [user] s2tl([], [])
^  Exit: (194) [user] s2tl([_conclusion], [_conclusion])
^  Exit: (193) [user] s2tl([_premise2, _conclusion], [_premise2, _conclusion])
^  Exit: (192) [user] s2tl([_premise1, _premise2, _conclusion], [_premise1, _premise2, _conclusion])
   Call: (192) [system] _250276=..[->, [_premise1, _premise2, _conclusion]]
   Exit: (192) [system] ->([_premise1, _premise2, _conclusion])=..[->, [_premise1, _premise2, _conclusion]]
^  Exit: (191) [user] s2t([->, _premise1, _premise2, _conclusion], ->([_premise1, _premise2, _conclusion]))
   Call: (191) [apply] apply:maplist_([], _250278, user:s2t)
   Exit: (191) [apply] apply:maplist_([], [], user:s2t)
   Exit: (190) [apply] apply:maplist_([[->, _premise1, _premise2, _conclusion]], [->([_premise1, _premise2, _conclusion])], user:s2t)
   Exit: (189) [apply] apply:maplist_([_ructor, [->, _premise1, _premise2, _conclusion]], [_ructor, ->([_premise1, _premise2, _conclusion])], user:s2t)
   Exit: (188) [apply] apply:maplist_([:, _ructor, [->, _premise1, _premise2, _conclusion]], [:, _ructor, ->([_premise1, _premise2, _conclusion])], user:s2t)
^  Exit: (187) [apply] apply:maplist(user:s2t, [:, _ructor, [->, _premise1, _premise2, _conclusion]], [:, _ructor, ->([_premise1, _premise2, _conclusion])])
   Call: (187) [system] compound_name_arguments(_226140, t, [:, _ructor, ->([_premise1, _premise2, _conclusion])])
   Exit: (187) [system] compound_name_arguments(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t, [:, _ructor, ->([_premise1, _premise2, _conclusion])])
^  Exit: (186) [user] s2t([:, _ructor, [->, _premise1, _premise2, _conclusion]], t(:, _ructor, ->([_premise1, _premise2, _conclusion])))
   Call: (186) [apply] apply:maplist_([[_rb]], _226142, user:s2t)
^  Call: (187) [user] s2t([_rb], _307808)
   Call: (188) [system] compound([_rb])
   Exit: (188) [system] compound([_rb])
   Call: (188) [system] _rb==(->)
   Call: (188) [system] _rb=='Cons'
   Call: (188) [system] _rb==(=)
   Call: (188) [system] is_list([_rb])
   Exit: (188) [system] is_list([_rb])
^  Call: (188) [user] apply:maplist(s2t, [_rb], _315220)
   Call: (189) [apply] apply:maplist_([_rb], _315220, user:s2t)
^  Call: (190) [user] s2t(_rb, _317100)
   Call: (191) [system] compound(_rb)
   Exit: (191) [system] compound(_rb)
   Call: (191) [system] is_list(_rb)
^  Call: (191) [user] s2tl(_rb, _317100)
   Call: (192) [system] compound(_rb)
   Exit: (192) [system] compound(_rb)
^  Exit: (191) [user] s2tl(_rb, _rb)
^  Exit: (190) [user] s2t(_rb, _rb)
   Call: (190) [apply] apply:maplist_([], _317102, user:s2t)
   Exit: (190) [apply] apply:maplist_([], [], user:s2t)
   Exit: (189) [apply] apply:maplist_([_rb], [_rb], user:s2t)
^  Exit: (188) [apply] apply:maplist(user:s2t, [_rb], [_rb])
   Call: (188) [system] compound_name_arguments(_307808, t, [_rb])
   Exit: (188) [system] compound_name_arguments(t(_rb), t, [_rb])
^  Exit: (187) [user] s2t([_rb], t(_rb))
   Call: (187) [apply] apply:maplist_([], _307810, user:s2t)
   Exit: (187) [apply] apply:maplist_([], [], user:s2t)
   Exit: (186) [apply] apply:maplist_([[_rb]], [t(_rb)], user:s2t)
   Exit: (185) [apply] apply:maplist_([[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)], user:s2t)
^  Exit: (184) [apply] apply:maplist(user:s2t, [[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)])
   Call: (184) [system] compound_name_arguments(_216848, t, [t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)])
   Exit: (184) [system] compound_name_arguments(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t, [t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)])
^  Exit: (183) [user] s2t([[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)))
   Call: (183) [apply] apply:maplist_([[[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _216850, user:s2t)
^  Call: (184) [user] s2t([[:, [_ructor, _proof1, _proof2], _conclusion], _query], _340364)
   Call: (185) [system] compound([[:, [_ructor, _proof1, _proof2], _conclusion], _query])
   Exit: (185) [system] compound([[:, [_ructor, _proof1, _proof2], _conclusion], _query])
   Call: (185) [system] [:, [_ructor, _proof1, _proof2], _conclusion]==(->)
   Call: (185) [system] [:, [_ructor, _proof1, _proof2], _conclusion]=='Cons'
   Call: (185) [system] [:, [_ructor, _proof1, _proof2], _conclusion]==(=)
   Call: (185) [system] is_list([[:, [_ructor, _proof1, _proof2], _conclusion], _query])
   Exit: (185) [system] is_list([[:, [_ructor, _proof1, _proof2], _conclusion], _query])
^  Call: (185) [user] apply:maplist(s2t, [[:, [_ructor, _proof1, _proof2], _conclusion], _query], _347776)
   Call: (186) [apply] apply:maplist_([[:, [_ructor, _proof1, _proof2], _conclusion], _query], _347776, user:s2t)
^  Call: (187) [user] s2t([:, [_ructor, _proof1, _proof2], _conclusion], _349656)
   Call: (188) [system] compound([:, [_ructor, _proof1, _proof2], _conclusion])
   Exit: (188) [system] compound([:, [_ructor, _proof1, _proof2], _conclusion])
   Call: (188) [system] (:)==(->)
   Call: (188) [system] (:)=='Cons'
   Call: (188) [system] (:)==(=)
   Call: (188) [system] is_list([:, [_ructor, _proof1, _proof2], _conclusion])
   Exit: (188) [system] is_list([:, [_ructor, _proof1, _proof2], _conclusion])
^  Call: (188) [user] apply:maplist(s2t, [:, [_ructor, _proof1, _proof2], _conclusion], _357068)
   Call: (189) [apply] apply:maplist_([:, [_ructor, _proof1, _proof2], _conclusion], _357068, user:s2t)
^  Call: (190) [user] s2t(:, _358948)
   Call: (191) [system] compound(:)
   Call: (191) [system] (:)=_358948
   Exit: (191) [system] (:)=(:)
^  Exit: (190) [user] s2t(:, :)
   Call: (190) [apply] apply:maplist_([[_ructor, _proof1, _proof2], _conclusion], _358950, user:s2t)
^  Call: (191) [user] s2t([_ructor, _proof1, _proof2], _364522)
   Call: (192) [system] compound([_ructor, _proof1, _proof2])
   Exit: (192) [system] compound([_ructor, _proof1, _proof2])
   Call: (192) [system] _ructor==(->)
   Call: (192) [system] _ructor=='Cons'
   Call: (192) [system] _ructor==(=)
   Call: (192) [system] is_list([_ructor, _proof1, _proof2])
   Exit: (192) [system] is_list([_ructor, _proof1, _proof2])
^  Call: (192) [user] apply:maplist(s2t, [_ructor, _proof1, _proof2], _371934)
   Call: (193) [apply] apply:maplist_([_ructor, _proof1, _proof2], _371934, user:s2t)
^  Call: (194) [user] s2t(_ructor, _373814)
   Call: (195) [system] compound(_ructor)
   Exit: (195) [system] compound(_ructor)
   Call: (195) [system] is_list(_ructor)
^  Call: (195) [user] s2tl(_ructor, _373814)
   Call: (196) [system] compound(_ructor)
   Exit: (196) [system] compound(_ructor)
^  Exit: (195) [user] s2tl(_ructor, _ructor)
^  Exit: (194) [user] s2t(_ructor, _ructor)
   Call: (194) [apply] apply:maplist_([_proof1, _proof2], _373816, user:s2t)
^  Call: (195) [user] s2t(_proof1, _383084)
   Call: (196) [system] compound(_proof1)
   Exit: (196) [system] compound(_proof1)
   Call: (196) [system] is_list(_proof1)
^  Call: (196) [user] s2tl(_proof1, _383084)
   Call: (197) [system] compound(_proof1)
   Exit: (197) [system] compound(_proof1)
^  Exit: (196) [user] s2tl(_proof1, _proof1)
^  Exit: (195) [user] s2t(_proof1, _proof1)
   Call: (195) [apply] apply:maplist_([_proof2], _383086, user:s2t)
^  Call: (196) [user] s2t(_proof2, _392354)
   Call: (197) [system] compound(_proof2)
   Exit: (197) [system] compound(_proof2)
   Call: (197) [system] is_list(_proof2)
^  Call: (197) [user] s2tl(_proof2, _392354)
   Call: (198) [system] compound(_proof2)
   Exit: (198) [system] compound(_proof2)
^  Exit: (197) [user] s2tl(_proof2, _proof2)
^  Exit: (196) [user] s2t(_proof2, _proof2)
   Call: (196) [apply] apply:maplist_([], _392356, user:s2t)
   Exit: (196) [apply] apply:maplist_([], [], user:s2t)
   Exit: (195) [apply] apply:maplist_([_proof2], [_proof2], user:s2t)
   Exit: (194) [apply] apply:maplist_([_proof1, _proof2], [_proof1, _proof2], user:s2t)
   Exit: (193) [apply] apply:maplist_([_ructor, _proof1, _proof2], [_ructor, _proof1, _proof2], user:s2t)
^  Exit: (192) [apply] apply:maplist(user:s2t, [_ructor, _proof1, _proof2], [_ructor, _proof1, _proof2])
   Call: (192) [system] compound_name_arguments(_364522, t, [_ructor, _proof1, _proof2])
   Exit: (192) [system] compound_name_arguments(t(_ructor, _proof1, _proof2), t, [_ructor, _proof1, _proof2])
^  Exit: (191) [user] s2t([_ructor, _proof1, _proof2], t(_ructor, _proof1, _proof2))
   Call: (191) [apply] apply:maplist_([_conclusion], _364524, user:s2t)
^  Call: (192) [user] s2t(_conclusion, _410022)
   Call: (193) [system] compound(_conclusion)
   Exit: (193) [system] compound(_conclusion)
   Call: (193) [system] is_list(_conclusion)
^  Call: (193) [user] s2tl(_conclusion, _410022)
   Call: (194) [system] compound(_conclusion)
   Exit: (194) [system] compound(_conclusion)
^  Exit: (193) [user] s2tl(_conclusion, _conclusion)
^  Exit: (192) [user] s2t(_conclusion, _conclusion)
   Call: (192) [apply] apply:maplist_([], _410024, user:s2t)
   Exit: (192) [apply] apply:maplist_([], [], user:s2t)
   Exit: (191) [apply] apply:maplist_([_conclusion], [_conclusion], user:s2t)
   Exit: (190) [apply] apply:maplist_([[_ructor, _proof1, _proof2], _conclusion], [t(_ructor, _proof1, _proof2), _conclusion], user:s2t)
   Exit: (189) [apply] apply:maplist_([:, [_ructor, _proof1, _proof2], _conclusion], [:, t(_ructor, _proof1, _proof2), _conclusion], user:s2t)
^  Exit: (188) [apply] apply:maplist(user:s2t, [:, [_ructor, _proof1, _proof2], _conclusion], [:, t(_ructor, _proof1, _proof2), _conclusion])
   Call: (188) [system] compound_name_arguments(_349656, t, [:, t(_ructor, _proof1, _proof2), _conclusion])
   Exit: (188) [system] compound_name_arguments(t(:, t(_ructor, _proof1, _proof2), _conclusion), t, [:, t(_ructor, _proof1, _proof2), _conclusion])
^  Exit: (187) [user] s2t([:, [_ructor, _proof1, _proof2], _conclusion], t(:, t(_ructor, _proof1, _proof2), _conclusion))
   Call: (187) [apply] apply:maplist_([_query], _349658, user:s2t)
^  Call: (188) [user] s2t(_query, _427690)
   Call: (189) [system] compound(_query)
   Exit: (189) [system] compound(_query)
   Call: (189) [system] is_list(_query)
^  Call: (189) [user] s2tl(_query, _427690)
   Call: (190) [system] compound(_query)
   Exit: (190) [system] compound(_query)
^  Exit: (189) [user] s2tl(_query, _query)
^  Exit: (188) [user] s2t(_query, _query)
   Call: (188) [apply] apply:maplist_([], _427692, user:s2t)
   Exit: (188) [apply] apply:maplist_([], [], user:s2t)
   Exit: (187) [apply] apply:maplist_([_query], [_query], user:s2t)
   Exit: (186) [apply] apply:maplist_([[:, [_ructor, _proof1, _proof2], _conclusion], _query], [t(:, t(_ructor, _proof1, _proof2), _conclusion), _query], user:s2t)
^  Exit: (185) [apply] apply:maplist(user:s2t, [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [t(:, t(_ructor, _proof1, _proof2), _conclusion), _query])
   Call: (185) [system] compound_name_arguments(_340364, t, [t(:, t(_ructor, _proof1, _proof2), _conclusion), _query])
   Exit: (185) [system] compound_name_arguments(t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t, [t(:, t(_ructor, _proof1, _proof2), _conclusion), _query])
^  Exit: (184) [user] s2t([[:, [_ructor, _proof1, _proof2], _conclusion], _query], t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query))
   Call: (184) [apply] apply:maplist_([[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _340366, user:s2t)
^  Call: (185) [user] s2t([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], _444424)
   Call: (186) [system] compound([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
   Exit: (186) [system] compound([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
   Call: (186) [system] [:, _proof1, _premise1]==(->)
   Call: (186) [system] [:, _proof1, _premise1]=='Cons'
   Call: (186) [system] [:, _proof1, _premise1]==(=)
   Call: (186) [system] is_list([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
   Exit: (186) [system] is_list([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
^  Call: (186) [user] apply:maplist(s2t, [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], _451836)
   Call: (187) [apply] apply:maplist_([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], _451836, user:s2t)
^  Call: (188) [user] s2t([:, _proof1, _premise1], _453716)
   Call: (189) [system] compound([:, _proof1, _premise1])
   Exit: (189) [system] compound([:, _proof1, _premise1])
   Call: (189) [system] (:)==(->)
   Call: (189) [system] (:)=='Cons'
   Call: (189) [system] (:)==(=)
   Call: (189) [system] is_list([:, _proof1, _premise1])
   Exit: (189) [system] is_list([:, _proof1, _premise1])
^  Call: (189) [user] apply:maplist(s2t, [:, _proof1, _premise1], _461128)
   Call: (190) [apply] apply:maplist_([:, _proof1, _premise1], _461128, user:s2t)
^  Call: (191) [user] s2t(:, _463008)
   Call: (192) [system] compound(:)
   Call: (192) [system] (:)=_463008
   Exit: (192) [system] (:)=(:)
^  Exit: (191) [user] s2t(:, :)
   Call: (191) [apply] apply:maplist_([_proof1, _premise1], _463010, user:s2t)
^  Call: (192) [user] s2t(_proof1, _468582)
   Call: (193) [system] compound(_proof1)
   Exit: (193) [system] compound(_proof1)
   Call: (193) [system] is_list(_proof1)
^  Call: (193) [user] s2tl(_proof1, _468582)
   Call: (194) [system] compound(_proof1)
   Exit: (194) [system] compound(_proof1)
^  Exit: (193) [user] s2tl(_proof1, _proof1)
^  Exit: (192) [user] s2t(_proof1, _proof1)
   Call: (192) [apply] apply:maplist_([_premise1], _468584, user:s2t)
^  Call: (193) [user] s2t(_premise1, _477852)
   Call: (194) [system] compound(_premise1)
   Exit: (194) [system] compound(_premise1)
   Call: (194) [system] is_list(_premise1)
^  Call: (194) [user] s2tl(_premise1, _477852)
   Call: (195) [system] compound(_premise1)
   Exit: (195) [system] compound(_premise1)
^  Exit: (194) [user] s2tl(_premise1, _premise1)
^  Exit: (193) [user] s2t(_premise1, _premise1)
   Call: (193) [apply] apply:maplist_([], _477854, user:s2t)
   Exit: (193) [apply] apply:maplist_([], [], user:s2t)
   Exit: (192) [apply] apply:maplist_([_premise1], [_premise1], user:s2t)
   Exit: (191) [apply] apply:maplist_([_proof1, _premise1], [_proof1, _premise1], user:s2t)
   Exit: (190) [apply] apply:maplist_([:, _proof1, _premise1], [:, _proof1, _premise1], user:s2t)
^  Exit: (189) [apply] apply:maplist(user:s2t, [:, _proof1, _premise1], [:, _proof1, _premise1])
   Call: (189) [system] compound_name_arguments(_453716, t, [:, _proof1, _premise1])
   Exit: (189) [system] compound_name_arguments(t(:, _proof1, _premise1), t, [:, _proof1, _premise1])
^  Exit: (188) [user] s2t([:, _proof1, _premise1], t(:, _proof1, _premise1))
   Call: (188) [apply] apply:maplist_([[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], _453718, user:s2t)
^  Call: (189) [user] s2t([synthesize, [:, _proof1, _premise1], _kb, _rb, _k], _495520)
   Call: (190) [system] compound([synthesize, [:, _proof1, _premise1], _kb, _rb, _k])
   Exit: (190) [system] compound([synthesize, [:, _proof1, _premise1], _kb, _rb, _k])
   Call: (190) [system] synthesize==(->)
   Call: (190) [system] synthesize=='Cons'
   Call: (190) [system] synthesize==(=)
   Call: (190) [system] is_list([synthesize, [:, _proof1, _premise1], _kb, _rb, _k])
   Exit: (190) [system] is_list([synthesize, [:, _proof1, _premise1], _kb, _rb, _k])
^  Call: (190) [user] apply:maplist(s2t, [synthesize, [:, _proof1, _premise1], _kb, _rb, _k], _502932)
   Call: (191) [apply] apply:maplist_([synthesize, [:, _proof1, _premise1], _kb, _rb, _k], _502932, user:s2t)
^  Call: (192) [user] s2t(synthesize, _504812)
   Call: (193) [system] compound(synthesize)
   Call: (193) [system] synthesize=_504812
   Exit: (193) [system] synthesize=synthesize
^  Exit: (192) [user] s2t(synthesize, synthesize)
   Call: (192) [apply] apply:maplist_([[:, _proof1, _premise1], _kb, _rb, _k], _504814, user:s2t)
^  Call: (193) [user] s2t([:, _proof1, _premise1], _510386)
   Call: (194) [system] compound([:, _proof1, _premise1])
   Exit: (194) [system] compound([:, _proof1, _premise1])
   Call: (194) [system] (:)==(->)
   Call: (194) [system] (:)=='Cons'
   Call: (194) [system] (:)==(=)
   Call: (194) [system] is_list([:, _proof1, _premise1])
   Exit: (194) [system] is_list([:, _proof1, _premise1])
^  Call: (194) [user] apply:maplist(s2t, [:, _proof1, _premise1], _517798)
   Call: (195) [apply] apply:maplist_([:, _proof1, _premise1], _517798, user:s2t)
^  Call: (196) [user] s2t(:, _519678)
   Call: (197) [system] compound(:)
   Call: (197) [system] (:)=_519678
   Exit: (197) [system] (:)=(:)
^  Exit: (196) [user] s2t(:, :)
   Call: (196) [apply] apply:maplist_([_proof1, _premise1], _519680, user:s2t)
^  Call: (197) [user] s2t(_proof1, _525252)
   Call: (198) [system] compound(_proof1)
   Exit: (198) [system] compound(_proof1)
   Call: (198) [system] is_list(_proof1)
^  Call: (198) [user] s2tl(_proof1, _525252)
   Call: (199) [system] compound(_proof1)
   Exit: (199) [system] compound(_proof1)
^  Exit: (198) [user] s2tl(_proof1, _proof1)
^  Exit: (197) [user] s2t(_proof1, _proof1)
   Call: (197) [apply] apply:maplist_([_premise1], _525254, user:s2t)
^  Call: (198) [user] s2t(_premise1, _534522)
   Call: (199) [system] compound(_premise1)
   Exit: (199) [system] compound(_premise1)
   Call: (199) [system] is_list(_premise1)
^  Call: (199) [user] s2tl(_premise1, _534522)
   Call: (200) [system] compound(_premise1)
   Exit: (200) [system] compound(_premise1)
^  Exit: (199) [user] s2tl(_premise1, _premise1)
^  Exit: (198) [user] s2t(_premise1, _premise1)
   Call: (198) [apply] apply:maplist_([], _534524, user:s2t)
   Exit: (198) [apply] apply:maplist_([], [], user:s2t)
   Exit: (197) [apply] apply:maplist_([_premise1], [_premise1], user:s2t)
   Exit: (196) [apply] apply:maplist_([_proof1, _premise1], [_proof1, _premise1], user:s2t)
   Exit: (195) [apply] apply:maplist_([:, _proof1, _premise1], [:, _proof1, _premise1], user:s2t)
^  Exit: (194) [apply] apply:maplist(user:s2t, [:, _proof1, _premise1], [:, _proof1, _premise1])
   Call: (194) [system] compound_name_arguments(_510386, t, [:, _proof1, _premise1])
   Exit: (194) [system] compound_name_arguments(t(:, _proof1, _premise1), t, [:, _proof1, _premise1])
^  Exit: (193) [user] s2t([:, _proof1, _premise1], t(:, _proof1, _premise1))
   Call: (193) [apply] apply:maplist_([_kb, _rb, _k], _510388, user:s2t)
^  Call: (194) [user] s2t(_kb, _552190)
   Call: (195) [system] compound(_kb)
   Exit: (195) [system] compound(_kb)
   Call: (195) [system] is_list(_kb)
^  Call: (195) [user] s2tl(_kb, _552190)
   Call: (196) [system] compound(_kb)
   Exit: (196) [system] compound(_kb)
^  Exit: (195) [user] s2tl(_kb, _kb)
^  Exit: (194) [user] s2t(_kb, _kb)
   Call: (194) [apply] apply:maplist_([_rb, _k], _552192, user:s2t)
^  Call: (195) [user] s2t(_rb, _561460)
   Call: (196) [system] compound(_rb)
   Exit: (196) [system] compound(_rb)
   Call: (196) [system] is_list(_rb)
^  Call: (196) [user] s2tl(_rb, _561460)
   Call: (197) [system] compound(_rb)
   Exit: (197) [system] compound(_rb)
^  Exit: (196) [user] s2tl(_rb, _rb)
^  Exit: (195) [user] s2t(_rb, _rb)
   Call: (195) [apply] apply:maplist_([_k], _561462, user:s2t)
^  Call: (196) [user] s2t(_k, _570730)
   Call: (197) [system] compound(_k)
   Exit: (197) [system] compound(_k)
   Call: (197) [system] is_list(_k)
^  Call: (197) [user] s2tl(_k, _570730)
   Call: (198) [system] compound(_k)
   Exit: (198) [system] compound(_k)
^  Exit: (197) [user] s2tl(_k, _k)
^  Exit: (196) [user] s2t(_k, _k)
   Call: (196) [apply] apply:maplist_([], _570732, user:s2t)
   Exit: (196) [apply] apply:maplist_([], [], user:s2t)
   Exit: (195) [apply] apply:maplist_([_k], [_k], user:s2t)
   Exit: (194) [apply] apply:maplist_([_rb, _k], [_rb, _k], user:s2t)
   Exit: (193) [apply] apply:maplist_([_kb, _rb, _k], [_kb, _rb, _k], user:s2t)
   Exit: (192) [apply] apply:maplist_([[:, _proof1, _premise1], _kb, _rb, _k], [t(:, _proof1, _premise1), _kb, _rb, _k], user:s2t)
   Exit: (191) [apply] apply:maplist_([synthesize, [:, _proof1, _premise1], _kb, _rb, _k], [synthesize, t(:, _proof1, _premise1), _kb, _rb, _k], user:s2t)
^  Exit: (190) [apply] apply:maplist(user:s2t, [synthesize, [:, _proof1, _premise1], _kb, _rb, _k], [synthesize, t(:, _proof1, _premise1), _kb, _rb, _k])
   Call: (190) [system] compound_name_arguments(_495520, t, [synthesize, t(:, _proof1, _premise1), _kb, _rb, _k])
   Exit: (190) [system] compound_name_arguments(t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k), t, [synthesize, t(:, _proof1, _premise1), _kb, _rb, _k])
^  Exit: (189) [user] s2t([synthesize, [:, _proof1, _premise1], _kb, _rb, _k], t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k))
   Call: (189) [apply] apply:maplist_([], _495522, user:s2t)
   Exit: (189) [apply] apply:maplist_([], [], user:s2t)
   Exit: (188) [apply] apply:maplist_([[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)], user:s2t)
   Exit: (187) [apply] apply:maplist_([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)], user:s2t)
^  Exit: (186) [apply] apply:maplist(user:s2t, [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)])
   Call: (186) [system] compound_name_arguments(_444424, t, [t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)])
   Exit: (186) [system] compound_name_arguments(t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t, [t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)])
^  Exit: (185) [user] s2t([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)))
   Call: (185) [apply] apply:maplist_([[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _444426, user:s2t)
^  Call: (186) [user] s2t([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], _597730)
   Call: (187) [system] compound([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
   Exit: (187) [system] compound([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
   Call: (187) [system] [:, _proof2, _premise2]==(->)
   Call: (187) [system] [:, _proof2, _premise2]=='Cons'
   Call: (187) [system] [:, _proof2, _premise2]==(=)
   Call: (187) [system] is_list([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
   Exit: (187) [system] is_list([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
^  Call: (187) [user] apply:maplist(s2t, [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], _605142)
   Call: (188) [apply] apply:maplist_([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], _605142, user:s2t)
^  Call: (189) [user] s2t([:, _proof2, _premise2], _607022)
   Call: (190) [system] compound([:, _proof2, _premise2])
   Exit: (190) [system] compound([:, _proof2, _premise2])
   Call: (190) [system] (:)==(->)
   Call: (190) [system] (:)=='Cons'
   Call: (190) [system] (:)==(=)
   Call: (190) [system] is_list([:, _proof2, _premise2])
   Exit: (190) [system] is_list([:, _proof2, _premise2])
^  Call: (190) [user] apply:maplist(s2t, [:, _proof2, _premise2], _614434)
   Call: (191) [apply] apply:maplist_([:, _proof2, _premise2], _614434, user:s2t)
^  Call: (192) [user] s2t(:, _616314)
   Call: (193) [system] compound(:)
   Call: (193) [system] (:)=_616314
   Exit: (193) [system] (:)=(:)
^  Exit: (192) [user] s2t(:, :)
   Call: (192) [apply] apply:maplist_([_proof2, _premise2], _616316, user:s2t)
^  Call: (193) [user] s2t(_proof2, _621888)
   Call: (194) [system] compound(_proof2)
   Exit: (194) [system] compound(_proof2)
   Call: (194) [system] is_list(_proof2)
^  Call: (194) [user] s2tl(_proof2, _621888)
   Call: (195) [system] compound(_proof2)
   Exit: (195) [system] compound(_proof2)
^  Exit: (194) [user] s2tl(_proof2, _proof2)
^  Exit: (193) [user] s2t(_proof2, _proof2)
   Call: (193) [apply] apply:maplist_([_premise2], _621890, user:s2t)
^  Call: (194) [user] s2t(_premise2, _631158)
   Call: (195) [system] compound(_premise2)
   Exit: (195) [system] compound(_premise2)
   Call: (195) [system] is_list(_premise2)
^  Call: (195) [user] s2tl(_premise2, _631158)
   Call: (196) [system] compound(_premise2)
   Exit: (196) [system] compound(_premise2)
^  Exit: (195) [user] s2tl(_premise2, _premise2)
^  Exit: (194) [user] s2t(_premise2, _premise2)
   Call: (194) [apply] apply:maplist_([], _631160, user:s2t)
   Exit: (194) [apply] apply:maplist_([], [], user:s2t)
   Exit: (193) [apply] apply:maplist_([_premise2], [_premise2], user:s2t)
   Exit: (192) [apply] apply:maplist_([_proof2, _premise2], [_proof2, _premise2], user:s2t)
   Exit: (191) [apply] apply:maplist_([:, _proof2, _premise2], [:, _proof2, _premise2], user:s2t)
^  Exit: (190) [apply] apply:maplist(user:s2t, [:, _proof2, _premise2], [:, _proof2, _premise2])
   Call: (190) [system] compound_name_arguments(_607022, t, [:, _proof2, _premise2])
   Exit: (190) [system] compound_name_arguments(t(:, _proof2, _premise2), t, [:, _proof2, _premise2])
^  Exit: (189) [user] s2t([:, _proof2, _premise2], t(:, _proof2, _premise2))
   Call: (189) [apply] apply:maplist_([[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], _607024, user:s2t)
^  Call: (190) [user] s2t([synthesize, [:, _proof2, _premise2], _kb, _rb, _k], _648826)
   Call: (191) [system] compound([synthesize, [:, _proof2, _premise2], _kb, _rb, _k])
   Exit: (191) [system] compound([synthesize, [:, _proof2, _premise2], _kb, _rb, _k])
   Call: (191) [system] synthesize==(->)
   Call: (191) [system] synthesize=='Cons'
   Call: (191) [system] synthesize==(=)
   Call: (191) [system] is_list([synthesize, [:, _proof2, _premise2], _kb, _rb, _k])
   Exit: (191) [system] is_list([synthesize, [:, _proof2, _premise2], _kb, _rb, _k])
^  Call: (191) [user] apply:maplist(s2t, [synthesize, [:, _proof2, _premise2], _kb, _rb, _k], _656238)
   Call: (192) [apply] apply:maplist_([synthesize, [:, _proof2, _premise2], _kb, _rb, _k], _656238, user:s2t)
^  Call: (193) [user] s2t(synthesize, _658118)
   Call: (194) [system] compound(synthesize)
   Call: (194) [system] synthesize=_658118
   Exit: (194) [system] synthesize=synthesize
^  Exit: (193) [user] s2t(synthesize, synthesize)
   Call: (193) [apply] apply:maplist_([[:, _proof2, _premise2], _kb, _rb, _k], _658120, user:s2t)
^  Call: (194) [user] s2t([:, _proof2, _premise2], _663692)
   Call: (195) [system] compound([:, _proof2, _premise2])
   Exit: (195) [system] compound([:, _proof2, _premise2])
   Call: (195) [system] (:)==(->)
   Call: (195) [system] (:)=='Cons'
   Call: (195) [system] (:)==(=)
   Call: (195) [system] is_list([:, _proof2, _premise2])
   Exit: (195) [system] is_list([:, _proof2, _premise2])
^  Call: (195) [user] apply:maplist(s2t, [:, _proof2, _premise2], _671104)
   Call: (196) [apply] apply:maplist_([:, _proof2, _premise2], _671104, user:s2t)
^  Call: (197) [user] s2t(:, _672984)
   Call: (198) [system] compound(:)
   Call: (198) [system] (:)=_672984
   Exit: (198) [system] (:)=(:)
^  Exit: (197) [user] s2t(:, :)
   Call: (197) [apply] apply:maplist_([_proof2, _premise2], _672986, user:s2t)
^  Call: (198) [user] s2t(_proof2, _678558)
   Call: (199) [system] compound(_proof2)
   Exit: (199) [system] compound(_proof2)
   Call: (199) [system] is_list(_proof2)
^  Call: (199) [user] s2tl(_proof2, _678558)
   Call: (200) [system] compound(_proof2)
   Exit: (200) [system] compound(_proof2)
^  Exit: (199) [user] s2tl(_proof2, _proof2)
^  Exit: (198) [user] s2t(_proof2, _proof2)
   Call: (198) [apply] apply:maplist_([_premise2], _678560, user:s2t)
^  Call: (199) [user] s2t(_premise2, _687828)
   Call: (200) [system] compound(_premise2)
   Exit: (200) [system] compound(_premise2)
   Call: (200) [system] is_list(_premise2)
^  Call: (200) [user] s2tl(_premise2, _687828)
   Call: (201) [system] compound(_premise2)
   Exit: (201) [system] compound(_premise2)
^  Exit: (200) [user] s2tl(_premise2, _premise2)
^  Exit: (199) [user] s2t(_premise2, _premise2)
   Call: (199) [apply] apply:maplist_([], _687830, user:s2t)
   Exit: (199) [apply] apply:maplist_([], [], user:s2t)
   Exit: (198) [apply] apply:maplist_([_premise2], [_premise2], user:s2t)
   Exit: (197) [apply] apply:maplist_([_proof2, _premise2], [_proof2, _premise2], user:s2t)
   Exit: (196) [apply] apply:maplist_([:, _proof2, _premise2], [:, _proof2, _premise2], user:s2t)
^  Exit: (195) [apply] apply:maplist(user:s2t, [:, _proof2, _premise2], [:, _proof2, _premise2])
   Call: (195) [system] compound_name_arguments(_663692, t, [:, _proof2, _premise2])
   Exit: (195) [system] compound_name_arguments(t(:, _proof2, _premise2), t, [:, _proof2, _premise2])
^  Exit: (194) [user] s2t([:, _proof2, _premise2], t(:, _proof2, _premise2))
   Call: (194) [apply] apply:maplist_([_kb, _rb, _k], _663694, user:s2t)
^  Call: (195) [user] s2t(_kb, _705496)
   Call: (196) [system] compound(_kb)
   Exit: (196) [system] compound(_kb)
   Call: (196) [system] is_list(_kb)
^  Call: (196) [user] s2tl(_kb, _705496)
   Call: (197) [system] compound(_kb)
   Exit: (197) [system] compound(_kb)
^  Exit: (196) [user] s2tl(_kb, _kb)
^  Exit: (195) [user] s2t(_kb, _kb)
   Call: (195) [apply] apply:maplist_([_rb, _k], _705498, user:s2t)
^  Call: (196) [user] s2t(_rb, _714766)
   Call: (197) [system] compound(_rb)
   Exit: (197) [system] compound(_rb)
   Call: (197) [system] is_list(_rb)
^  Call: (197) [user] s2tl(_rb, _714766)
   Call: (198) [system] compound(_rb)
   Exit: (198) [system] compound(_rb)
^  Exit: (197) [user] s2tl(_rb, _rb)
^  Exit: (196) [user] s2t(_rb, _rb)
   Call: (196) [apply] apply:maplist_([_k], _714768, user:s2t)
^  Call: (197) [user] s2t(_k, _724036)
   Call: (198) [system] compound(_k)
   Exit: (198) [system] compound(_k)
   Call: (198) [system] is_list(_k)
^  Call: (198) [user] s2tl(_k, _724036)
   Call: (199) [system] compound(_k)
   Exit: (199) [system] compound(_k)
^  Exit: (198) [user] s2tl(_k, _k)
^  Exit: (197) [user] s2t(_k, _k)
   Call: (197) [apply] apply:maplist_([], _724038, user:s2t)
   Exit: (197) [apply] apply:maplist_([], [], user:s2t)
   Exit: (196) [apply] apply:maplist_([_k], [_k], user:s2t)
   Exit: (195) [apply] apply:maplist_([_rb, _k], [_rb, _k], user:s2t)
   Exit: (194) [apply] apply:maplist_([_kb, _rb, _k], [_kb, _rb, _k], user:s2t)
   Exit: (193) [apply] apply:maplist_([[:, _proof2, _premise2], _kb, _rb, _k], [t(:, _proof2, _premise2), _kb, _rb, _k], user:s2t)
   Exit: (192) [apply] apply:maplist_([synthesize, [:, _proof2, _premise2], _kb, _rb, _k], [synthesize, t(:, _proof2, _premise2), _kb, _rb, _k], user:s2t)
^  Exit: (191) [apply] apply:maplist(user:s2t, [synthesize, [:, _proof2, _premise2], _kb, _rb, _k], [synthesize, t(:, _proof2, _premise2), _kb, _rb, _k])
   Call: (191) [system] compound_name_arguments(_648826, t, [synthesize, t(:, _proof2, _premise2), _kb, _rb, _k])
   Exit: (191) [system] compound_name_arguments(t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k), t, [synthesize, t(:, _proof2, _premise2), _kb, _rb, _k])
^  Exit: (190) [user] s2t([synthesize, [:, _proof2, _premise2], _kb, _rb, _k], t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))
   Call: (190) [apply] apply:maplist_([], _648828, user:s2t)
   Exit: (190) [apply] apply:maplist_([], [], user:s2t)
   Exit: (189) [apply] apply:maplist_([[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)], user:s2t)
   Exit: (188) [apply] apply:maplist_([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)], user:s2t)
^  Exit: (187) [apply] apply:maplist(user:s2t, [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)])
   Call: (187) [system] compound_name_arguments(_597730, t, [t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)])
   Exit: (187) [system] compound_name_arguments(t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t, [t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)])
^  Exit: (186) [user] s2t([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)))
   Call: (186) [apply] apply:maplist_([], _597732, user:s2t)
   Exit: (186) [apply] apply:maplist_([], [], user:s2t)
   Exit: (185) [apply] apply:maplist_([[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], [t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))], user:s2t)
   Exit: (184) [apply] apply:maplist_([[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], [t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))], user:s2t)
   Exit: (183) [apply] apply:maplist_([[[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], [t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))], user:s2t)
   Exit: (182) [apply] apply:maplist_([[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], [t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))], user:s2t)
^  Exit: (181) [apply] apply:maplist(user:s2t, [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], [t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))])
   Call: (181) [system] compound_name_arguments(_207556, t, [t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))])
   Exit: (181) [system] compound_name_arguments(t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), t, [t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))])
^  Exit: (180) [user] s2t([[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))))
   Call: (180) [apply] apply:maplist_([_query], _207558, user:s2t)
^  Call: (181) [user] s2t(_query, _760368)
   Call: (182) [system] compound(_query)
   Exit: (182) [system] compound(_query)
   Call: (182) [system] is_list(_query)
^  Call: (182) [user] s2tl(_query, _760368)
   Call: (183) [system] compound(_query)
   Exit: (183) [system] compound(_query)
^  Exit: (182) [user] s2tl(_query, _query)
^  Exit: (181) [user] s2t(_query, _query)
   Call: (181) [apply] apply:maplist_([], _760370, user:s2t)
   Exit: (181) [apply] apply:maplist_([], [], user:s2t)
   Exit: (180) [apply] apply:maplist_([_query], [_query], user:s2t)
   Exit: (179) [apply] apply:maplist_([[[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query], [t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query], user:s2t)
   Exit: (178) [apply] apply:maplist_(['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query], ['let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query], user:s2t)
^  Exit: (177) [apply] apply:maplist(user:s2t, ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query], ['let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query])
   Call: (177) [system] compound_name_arguments(_192690, t, ['let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query])
   Exit: (177) [system] compound_name_arguments(t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query), t, ['let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query])
^  Exit: (176) [user] s2t(['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query], t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query))
^  Call: (176) [user] s2tl([], _192692)
   Call: (177) [system] compound([])
   Call: (177) [system] []=_192692
   Exit: (177) [system] []=[]
^  Exit: (176) [user] s2tl([], [])
^  Exit: (175) [user] s2tl([['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query)])
^  Exit: (174) [user] s2tl([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query)])
^  Exit: (173) [user] s2tl([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query)])
^  Exit: (172) [user] s2t_iz(nthesize_long_1727480696_9164743, nthesize_long_1727480696_9164743, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query)])
^  Call: (172) [user] relistify([=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query)], _785458)
   Call: (173) [system] is_list([=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query)])
   Exit: (173) [system] is_list([=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query)])
   Call: (173) [system] _785458=[=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query)]
   Exit: (173) [system] [=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query)]=[=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query)]
^  Exit: (172) [user] relistify([=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query)], [=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query)])
   Call: (172) [system] _791020=..[nthesize_long_1727480696_9164743, 112, =, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query)]
   Exit: (172) [system] nthesize_long_1727480696_9164743(112, =, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query))=..[nthesize_long_1727480696_9164743, 112, =, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query)]
^  Call: (172) [user] format((0x55fbb44dfd70), "~q.~n", [nthesize_long_1727480696_9164743(112, =, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query))])
^  Exit: (172) [user] format((0x55fbb44dfd70), "~q.~n", [nthesize_long_1727480696_9164743(112, =, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query))])
^  Exit: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], nthesize_long_1727480696_9164743, 112)
^  Exit: (169) [system] once(user:(if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]), 112]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 21, 21+1), write_metta_datalog_term((0x55fbb44dfd70), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], nthesize_long_1727480696_9164743, 112)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55fbb4538270))
   Fail: (169) [system] at_end_of_stream((0x55fbb4538270))
^  Call: (169) [user] must_det_ll(line_count((0x55fbb4538270), _3074))
^  Call: (170) [user] once(user:line_count((0x55fbb4538270), _3074))
   Call: (171) [system] line_count((0x55fbb4538270), _3074)
   Exit: (171) [system] line_count((0x55fbb4538270), 113)
^  Exit: (170) [system] once(user:line_count((0x55fbb4538270), 113))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55fbb4538270), 113))
^  Call: (169) [user] must_det_ll(read_sform((0x55fbb4538270), _3084))
^  Call: (170) [user] once(user:read_sform((0x55fbb4538270), _3084))
^  Call: (171) [user] read_sform((0x55fbb4538270), _3084)
   Call: (172) [system] string((0x55fbb4538270))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (173) [system] string((0x55fbb4538270))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (174) [system] at_end_of_stream((0x55fbb4538270))
   Call: (174) [system] peek_char((0x55fbb4538270), _816212)
   Exit: (174) [system] peek_char((0x55fbb4538270), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55fbb4538270), '\n')
   Exit: (174) [system] get_char((0x55fbb4538270), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), _3084)
   Call: (175) [system] at_end_of_stream((0x55fbb4538270))
   Call: (175) [system] peek_char((0x55fbb4538270), _823634)
   Exit: (175) [system] peek_char((0x55fbb4538270), '(')
   Call: (175) [system] char_type('(', space)
^  Call: (175) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (176) [system] string((0x55fbb4538270))
^  Exit: (175) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (175) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (176) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (177) [system] at_end_of_stream((0x55fbb4538270))
   Call: (177) [system] peek_char((0x55fbb4538270), _831972)
   Exit: (177) [system] peek_char((0x55fbb4538270), '(')
   Call: (177) [system] char_type('(', space)
   Call: (177) [system] _834758=(0x55fbb4538270)
   Exit: (177) [system] (0x55fbb4538270)=(0x55fbb4538270)
^  Call: (177) [user] once((read_position((0x55fbb4538270), _836626, _836628, _836630, _836632), read_sexpr((0x55fbb4538270), _836644), assertz(metta_file_comment(_836626, _836628, _836630, _836644, _836632))))
^  Call: (179) [user] read_position((0x55fbb4538270), _836626, _836628, _836630, _836632)
   Call: (180) [system] stream_property((0x55fbb4538270), position(_836632))
   Call: (181) [system] nonvar((0x55fbb4538270))
   Exit: (181) [system] nonvar((0x55fbb4538270))
   Call: (181) [system] nonvar(position(_836632))
   Exit: (181) [system] nonvar(position(_836632))
   Exit: (180) [system] stream_property((0x55fbb4538270), position('$stream_position'(4640, 114, 0, 4640)))
   Call: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(4640, 114, 0, 4640), _836626)
   Call: (181) [system] nonvar(line_count)
   Exit: (181) [system] nonvar(line_count)
   Call: (181) [$syspreds] stream_position_field(line_count, _846884)
   Exit: (181) [$syspreds] stream_position_field(line_count, 2)
   Call: (181) [system] arg(2, '$stream_position'(4640, 114, 0, 4640), _836626)
   Exit: (181) [system] arg(2, '$stream_position'(4640, 114, 0, 4640), 114)
   Exit: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(4640, 114, 0, 4640), 114)
   Call: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(4640, 114, 0, 4640), _836628)
   Call: (181) [system] nonvar(line_position)
   Exit: (181) [system] nonvar(line_position)
   Call: (181) [$syspreds] stream_position_field(line_position, _854318)
   Exit: (181) [$syspreds] stream_position_field(line_position, 3)
   Call: (181) [system] arg(3, '$stream_position'(4640, 114, 0, 4640), _836628)
   Exit: (181) [system] arg(3, '$stream_position'(4640, 114, 0, 4640), 0)
   Exit: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(4640, 114, 0, 4640), 0)
   Call: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(4640, 114, 0, 4640), _836630)
   Call: (181) [system] nonvar(char_count)
   Exit: (181) [system] nonvar(char_count)
   Call: (181) [$syspreds] stream_position_field(char_count, _861752)
   Exit: (181) [$syspreds] stream_position_field(char_count, 1)
   Call: (181) [system] arg(1, '$stream_position'(4640, 114, 0, 4640), _836630)
   Exit: (181) [system] arg(1, '$stream_position'(4640, 114, 0, 4640), 4640)
   Exit: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(4640, 114, 0, 4640), 4640)
^  Exit: (179) [user] read_position((0x55fbb4538270), 114, 0, 4640, '$stream_position'(4640, 114, 0, 4640))
^  Call: (179) [user] read_sexpr((0x55fbb4538270), _836644)
   Call: (180) [system] string((0x55fbb4538270))
   Fail: (180) [system] string((0x55fbb4538270))
^  Call: (180) [user] cont_sexpr(')', (0x55fbb4538270), _836644)
^  Call: (181) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] peek_char((0x55fbb4538270), _871978)
   Exit: (182) [system] peek_char((0x55fbb4538270), '(')
   Call: (182) [system] '('=(;)
   Fail: (182) [system] '('=(;)
   Call: (182) [system] '('=(/)
   Fail: (182) [system] '('=(/)
^  Call: (182) [user] is_like_space('(')
   Call: (183) [system] char_type('(', 'white')
   Fail: (183) [system] char_type('(', 'white')
   Call: (183) [system] char_type('(', end_of_line)
   Fail: (183) [system] char_type('(', end_of_line)
   Call: (183) [system] char_type('(', space)
   Fail: (183) [system] char_type('(', space)
   Call: (183) [system] char_type('(', cntrl)
   Fail: (183) [system] char_type('(', cntrl)
^  Fail: (182) [user] is_like_space('(')
^  Exit: (181) [user] skip_spaces((0x55fbb4538270))
   Call: (181) [system] get_char((0x55fbb4538270), _887988)
   Exit: (181) [system] get_char((0x55fbb4538270), '(')
   Call: (181) [system] '('='('
   Exit: (181) [system] '('='('
^  Call: (181) [user] read_list(')', (0x55fbb4538270), _836644)
^  Call: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _893558)
   Exit: (183) [system] peek_char((0x55fbb4538270), =)
   Call: (183) [system] (=)=(;)
   Fail: (183) [system] (=)=(;)
   Call: (183) [system] (=)=(/)
   Fail: (183) [system] (=)=(/)
^  Call: (183) [user] is_like_space(=)
   Call: (184) [system] char_type(=, 'white')
   Fail: (184) [system] char_type(=, 'white')
   Call: (184) [system] char_type(=, end_of_line)
   Fail: (184) [system] char_type(=, end_of_line)
   Call: (184) [system] char_type(=, space)
   Fail: (184) [system] char_type(=, space)
   Call: (184) [system] char_type(=, cntrl)
   Fail: (184) [system] char_type(=, cntrl)
^  Fail: (183) [user] is_like_space(=)
^  Exit: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] peek_char((0x55fbb4538270), _909568)
   Exit: (182) [system] peek_char((0x55fbb4538270), =)
   Call: (182) [system] (=)=')'
   Fail: (182) [system] (=)=')'
   Call: (182) [system] (=)=end_of_file
   Fail: (182) [system] (=)=end_of_file
^  Call: (182) [user] cont_sexpr(')', (0x55fbb4538270), _915138)
^  Call: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _916996)
   Exit: (184) [system] peek_char((0x55fbb4538270), =)
   Call: (184) [system] (=)=(;)
   Fail: (184) [system] (=)=(;)
   Call: (184) [system] (=)=(/)
   Fail: (184) [system] (=)=(/)
^  Call: (184) [user] is_like_space(=)
   Call: (185) [system] char_type(=, 'white')
   Fail: (185) [system] char_type(=, 'white')
   Call: (185) [system] char_type(=, end_of_line)
   Fail: (185) [system] char_type(=, end_of_line)
   Call: (185) [system] char_type(=, space)
   Fail: (185) [system] char_type(=, space)
   Call: (185) [system] char_type(=, cntrl)
   Fail: (185) [system] char_type(=, cntrl)
^  Fail: (184) [user] is_like_space(=)
^  Exit: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] get_char((0x55fbb4538270), _933006)
   Exit: (183) [system] get_char((0x55fbb4538270), =)
   Call: (183) [system] (=)='('
   Fail: (183) [system] (=)='('
   Call: (183) [system] (=)='['
   Fail: (183) [system] (=)='['
   Call: (183) [system] (=)='{'
   Fail: (183) [system] (=)='{'
   Call: (183) [system] (=)='"'
   Fail: (183) [system] (=)='"'
   Call: (183) [system] (=)=!
   Fail: (183) [system] (=)=!
   Call: (183) [system] (=)='\''
   Fail: (183) [system] (=)='\''
   Call: (183) [system] (=)='`'
   Fail: (183) [system] (=)='`'
   Call: (183) [system] (=)=end_of_file
   Fail: (183) [system] (=)=end_of_file
^  Call: (183) [user] read_symbolic(')', (0x55fbb4538270), =, _915138)
^  Call: (184) [user] read_symbolic_cont(')', (0x55fbb4538270), _950648)
   Call: (185) [system] peek_char((0x55fbb4538270), _951582)
   Exit: (185) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (185) [user] is_delimiter(' ')
   Call: (186) [system] char_type(' ', space)
   Exit: (186) [system] char_type(' ', space)
^  Exit: (185) [user] is_delimiter(' ')
   Call: (185) [system] _950648=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (184) [user] classify_and_convert_charseq([=], _915138)
^  Call: (185) [user] classify_and_convert_charseq_([=], _960866)
^  Call: (187) [system] setup_call_cleanup('$notrace'(_961818, _961820), once(user:catch(read_from_chars([=], _960866), _961800, fail)), '$restore_trace'(_961818, _961820))
^  Call: (188) [system] sig_atomic(system:'$notrace'(_961818, _961820))
^  Exit: (187) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([=], =), _961800, fail)), system:'$restore_trace'(3, -1))
   Call: (186) [system] atomic(=)
   Exit: (186) [system] atomic(=)
^  Exit: (185) [user] classify_and_convert_charseq_([=], =)
   Call: (185) [system] integer(=)
   Fail: (185) [system] integer(=)
   Call: (185) [system] _915138=(=)
   Exit: (185) [system] (=)=(=)
^  Exit: (184) [user] classify_and_convert_charseq([=], =)
^  Exit: (183) [user] read_symbolic(')', (0x55fbb4538270), =, =)
^  Exit: (182) [user] cont_sexpr(')', (0x55fbb4538270), =)
^  Call: (182) [user] read_list(')', (0x55fbb4538270), _973946)
^  Call: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _975804)
   Exit: (184) [system] peek_char((0x55fbb4538270), ' ')
   Call: (184) [system] ' '=(;)
   Fail: (184) [system] ' '=(;)
   Call: (184) [system] ' '=(/)
   Fail: (184) [system] ' '=(/)
^  Call: (184) [user] is_like_space(' ')
   Call: (185) [system] char_type(' ', 'white')
   Exit: (185) [system] char_type(' ', 'white')
^  Exit: (184) [user] is_like_space(' ')
   Call: (184) [system] get_char((0x55fbb4538270), _985398)
   Exit: (184) [system] get_char((0x55fbb4538270), ' ')
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _988102)
   Exit: (185) [system] peek_char((0x55fbb4538270), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
   Call: (185) [system] '('=(/)
   Fail: (185) [system] '('=(/)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
^  Exit: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _1005036)
   Exit: (183) [system] peek_char((0x55fbb4538270), '(')
   Call: (183) [system] '('=')'
   Fail: (183) [system] '('=')'
   Call: (183) [system] '('=end_of_file
   Fail: (183) [system] '('=end_of_file
^  Call: (183) [user] cont_sexpr(')', (0x55fbb4538270), _1010606)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1012464)
   Exit: (185) [system] peek_char((0x55fbb4538270), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
   Call: (185) [system] '('=(/)
   Fail: (185) [system] '('=(/)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] get_char((0x55fbb4538270), _1028474)
   Exit: (184) [system] get_char((0x55fbb4538270), '(')
   Call: (184) [system] '('='('
   Exit: (184) [system] '('='('
^  Call: (184) [user] read_list(')', (0x55fbb4538270), _1010606)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1034044)
   Exit: (186) [system] peek_char((0x55fbb4538270), r)
   Call: (186) [system] r=(;)
   Fail: (186) [system] r=(;)
   Call: (186) [system] r=(/)
   Fail: (186) [system] r=(/)
^  Call: (186) [user] is_like_space(r)
   Call: (187) [system] char_type(r, 'white')
   Fail: (187) [system] char_type(r, 'white')
   Call: (187) [system] char_type(r, end_of_line)
   Fail: (187) [system] char_type(r, end_of_line)
   Call: (187) [system] char_type(r, space)
   Fail: (187) [system] char_type(r, space)
   Call: (187) [system] char_type(r, cntrl)
   Fail: (187) [system] char_type(r, cntrl)
^  Fail: (186) [user] is_like_space(r)
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1050054)
   Exit: (185) [system] peek_char((0x55fbb4538270), r)
   Call: (185) [system] r=')'
   Fail: (185) [system] r=')'
   Call: (185) [system] r=end_of_file
   Fail: (185) [system] r=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55fbb4538270), _1055624)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1057482)
   Exit: (187) [system] peek_char((0x55fbb4538270), r)
   Call: (187) [system] r=(;)
   Fail: (187) [system] r=(;)
   Call: (187) [system] r=(/)
   Fail: (187) [system] r=(/)
^  Call: (187) [user] is_like_space(r)
   Call: (188) [system] char_type(r, 'white')
   Fail: (188) [system] char_type(r, 'white')
   Call: (188) [system] char_type(r, end_of_line)
   Fail: (188) [system] char_type(r, end_of_line)
   Call: (188) [system] char_type(r, space)
   Fail: (188) [system] char_type(r, space)
   Call: (188) [system] char_type(r, cntrl)
   Fail: (188) [system] char_type(r, cntrl)
^  Fail: (187) [user] is_like_space(r)
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] get_char((0x55fbb4538270), _1073492)
   Exit: (186) [system] get_char((0x55fbb4538270), r)
   Call: (186) [system] r='('
   Fail: (186) [system] r='('
   Call: (186) [system] r='['
   Fail: (186) [system] r='['
   Call: (186) [system] r='{'
   Fail: (186) [system] r='{'
   Call: (186) [system] r='"'
   Fail: (186) [system] r='"'
   Call: (186) [system] r=!
   Fail: (186) [system] r=!
   Call: (186) [system] r='\''
   Fail: (186) [system] r='\''
   Call: (186) [system] r='`'
   Fail: (186) [system] r='`'
   Call: (186) [system] r=end_of_file
   Fail: (186) [system] r=end_of_file
^  Call: (186) [user] read_symbolic(')', (0x55fbb4538270), r, _1055624)
^  Call: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), _1091134)
   Call: (188) [system] peek_char((0x55fbb4538270), _1092068)
   Exit: (188) [system] peek_char((0x55fbb4538270), b)
^  Call: (188) [user] is_delimiter(b)
   Call: (189) [system] char_type(b, space)
   Fail: (189) [system] char_type(b, space)
   Call: (189) [system] arg(_1096788, v('(', ')', end_of_file), b)
   Fail: (189) [system] arg(_1097720, v('(', ')', end_of_file), b)
^  Fail: (188) [user] is_delimiter(b)
   Call: (188) [system] ')'==b
   Fail: (188) [system] ')'==b
   Call: (188) [system] get_char((0x55fbb4538270), b)
   Exit: (188) [system] get_char((0x55fbb4538270), b)
   Call: (188) [system] b=(\)
   Fail: (188) [system] b=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _1105070)
   Call: (189) [system] peek_char((0x55fbb4538270), _1106004)
   Exit: (189) [system] peek_char((0x55fbb4538270), ')')
^  Call: (189) [user] is_delimiter(')')
   Call: (190) [system] char_type(')', space)
   Fail: (190) [system] char_type(')', space)
   Call: (190) [system] arg(_1110724, v('(', ')', end_of_file), ')')
   Exit: (190) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (189) [user] is_delimiter(')')
   Call: (189) [system] _1105070=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (188) [system] _1091134=[b]
   Exit: (188) [system] [b]=[b]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
^  Call: (187) [user] classify_and_convert_charseq([r, b], _1055624)
^  Call: (188) [user] classify_and_convert_charseq_([r, b], _1119954)
^  Call: (190) [system] setup_call_cleanup('$notrace'(_1120906, _1120908), once(user:catch(read_from_chars([r, b], _1119954), _1120888, fail)), '$restore_trace'(_1120906, _1120908))
^  Call: (191) [system] sig_atomic(system:'$notrace'(_1120906, _1120908))
^  Exit: (190) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([r, b], rb), _1120888, fail)), system:'$restore_trace'(3, -1))
   Call: (189) [system] atomic(rb)
   Exit: (189) [system] atomic(rb)
^  Exit: (188) [user] classify_and_convert_charseq_([r, b], rb)
   Call: (188) [system] integer(rb)
   Fail: (188) [system] integer(rb)
   Call: (188) [system] _1055624=rb
   Exit: (188) [system] rb=rb
^  Exit: (187) [user] classify_and_convert_charseq([r, b], rb)
^  Exit: (186) [user] read_symbolic(')', (0x55fbb4538270), r, rb)
^  Exit: (185) [user] cont_sexpr(')', (0x55fbb4538270), rb)
^  Call: (185) [user] read_list(')', (0x55fbb4538270), _1133034)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1134892)
   Exit: (187) [system] peek_char((0x55fbb4538270), ')')
   Call: (187) [system] ')'=(;)
   Fail: (187) [system] ')'=(;)
   Call: (187) [system] ')'=(/)
   Fail: (187) [system] ')'=(/)
^  Call: (187) [user] is_like_space(')')
   Call: (188) [system] char_type(')', 'white')
   Fail: (188) [system] char_type(')', 'white')
   Call: (188) [system] char_type(')', end_of_line)
   Fail: (188) [system] char_type(')', end_of_line)
   Call: (188) [system] char_type(')', space)
   Fail: (188) [system] char_type(')', space)
   Call: (188) [system] char_type(')', cntrl)
   Fail: (188) [system] char_type(')', cntrl)
^  Fail: (187) [user] is_like_space(')')
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1150902)
   Exit: (186) [system] peek_char((0x55fbb4538270), ')')
   Call: (186) [system] ')'=')'
   Exit: (186) [system] ')'=')'
   Call: (186) [system] get_char((0x55fbb4538270), _1154692)
   Exit: (186) [system] get_char((0x55fbb4538270), ')')
   Call: (186) [system] _1133034=[]
   Exit: (186) [system] []=[]
^  Exit: (185) [user] read_list(')', (0x55fbb4538270), [])
   Call: (185) [system] _1010606=[rb]
   Exit: (185) [system] [rb]=[rb]
^  Exit: (184) [user] read_list(')', (0x55fbb4538270), [rb])
^  Exit: (183) [user] cont_sexpr(')', (0x55fbb4538270), [rb])
^  Call: (183) [user] read_list(')', (0x55fbb4538270), _1162986)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1164844)
   Exit: (185) [system] peek_char((0x55fbb4538270), ' ')
   Call: (185) [system] ' '=(;)
   Fail: (185) [system] ' '=(;)
   Call: (185) [system] ' '=(/)
   Fail: (185) [system] ' '=(/)
^  Call: (185) [user] is_like_space(' ')
   Call: (186) [system] char_type(' ', 'white')
   Exit: (186) [system] char_type(' ', 'white')
^  Exit: (185) [user] is_like_space(' ')
   Call: (185) [system] get_char((0x55fbb4538270), _1174438)
   Exit: (185) [system] get_char((0x55fbb4538270), ' ')
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1177142)
   Exit: (186) [system] peek_char((0x55fbb4538270), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
   Call: (186) [system] '('=(/)
   Fail: (186) [system] '('=(/)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _1194076)
   Exit: (184) [system] peek_char((0x55fbb4538270), '(')
   Call: (184) [system] '('=')'
   Fail: (184) [system] '('=')'
   Call: (184) [system] '('=end_of_file
   Fail: (184) [system] '('=end_of_file
^  Call: (184) [user] cont_sexpr(')', (0x55fbb4538270), _1199646)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1201504)
   Exit: (186) [system] peek_char((0x55fbb4538270), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
   Call: (186) [system] '('=(/)
   Fail: (186) [system] '('=(/)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] get_char((0x55fbb4538270), _1217514)
   Exit: (185) [system] get_char((0x55fbb4538270), '(')
   Call: (185) [system] '('='('
   Exit: (185) [system] '('='('
^  Call: (185) [user] read_list(')', (0x55fbb4538270), _1199646)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1223084)
   Exit: (187) [system] peek_char((0x55fbb4538270), :)
   Call: (187) [system] (:)=(;)
   Fail: (187) [system] (:)=(;)
   Call: (187) [system] (:)=(/)
   Fail: (187) [system] (:)=(/)
^  Call: (187) [user] is_like_space(:)
   Call: (188) [system] char_type(:, 'white')
   Fail: (188) [system] char_type(:, 'white')
   Call: (188) [system] char_type(:, end_of_line)
   Fail: (188) [system] char_type(:, end_of_line)
   Call: (188) [system] char_type(:, space)
   Fail: (188) [system] char_type(:, space)
   Call: (188) [system] char_type(:, cntrl)
   Fail: (188) [system] char_type(:, cntrl)
^  Fail: (187) [user] is_like_space(:)
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1239094)
   Exit: (186) [system] peek_char((0x55fbb4538270), :)
   Call: (186) [system] (:)=')'
   Fail: (186) [system] (:)=')'
   Call: (186) [system] (:)=end_of_file
   Fail: (186) [system] (:)=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55fbb4538270), _1244664)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1246522)
   Exit: (188) [system] peek_char((0x55fbb4538270), :)
   Call: (188) [system] (:)=(;)
   Fail: (188) [system] (:)=(;)
   Call: (188) [system] (:)=(/)
   Fail: (188) [system] (:)=(/)
^  Call: (188) [user] is_like_space(:)
   Call: (189) [system] char_type(:, 'white')
   Fail: (189) [system] char_type(:, 'white')
   Call: (189) [system] char_type(:, end_of_line)
   Fail: (189) [system] char_type(:, end_of_line)
   Call: (189) [system] char_type(:, space)
   Fail: (189) [system] char_type(:, space)
   Call: (189) [system] char_type(:, cntrl)
   Fail: (189) [system] char_type(:, cntrl)
^  Fail: (188) [user] is_like_space(:)
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] get_char((0x55fbb4538270), _1262532)
   Exit: (187) [system] get_char((0x55fbb4538270), :)
   Call: (187) [system] (:)='('
   Fail: (187) [system] (:)='('
   Call: (187) [system] (:)='['
   Fail: (187) [system] (:)='['
   Call: (187) [system] (:)='{'
   Fail: (187) [system] (:)='{'
   Call: (187) [system] (:)='"'
   Fail: (187) [system] (:)='"'
   Call: (187) [system] (:)=!
   Fail: (187) [system] (:)=!
   Call: (187) [system] (:)='\''
   Fail: (187) [system] (:)='\''
   Call: (187) [system] (:)='`'
   Fail: (187) [system] (:)='`'
   Call: (187) [system] (:)=end_of_file
   Fail: (187) [system] (:)=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55fbb4538270), :, _1244664)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _1280174)
   Call: (189) [system] peek_char((0x55fbb4538270), _1281108)
   Exit: (189) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (189) [user] is_delimiter(' ')
   Call: (190) [system] char_type(' ', space)
   Exit: (190) [system] char_type(' ', space)
^  Exit: (189) [user] is_delimiter(' ')
   Call: (189) [system] _1280174=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (188) [user] classify_and_convert_charseq([:], _1244664)
^  Call: (189) [user] classify_and_convert_charseq_([:], _1290392)
^  Call: (191) [system] setup_call_cleanup('$notrace'(_1291344, _1291346), once(user:catch(read_from_chars([:], _1290392), _1291326, fail)), '$restore_trace'(_1291344, _1291346))
^  Call: (192) [system] sig_atomic(system:'$notrace'(_1291344, _1291346))
^  Exit: (191) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1291326, fail)), system:'$restore_trace'(3, -1))
   Call: (190) [system] atomic(:)
   Exit: (190) [system] atomic(:)
^  Exit: (189) [user] classify_and_convert_charseq_([:], :)
   Call: (189) [system] integer(:)
   Fail: (189) [system] integer(:)
   Call: (189) [system] _1244664=(:)
   Exit: (189) [system] (:)=(:)
^  Exit: (188) [user] classify_and_convert_charseq([:], :)
^  Exit: (187) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (186) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (186) [user] read_list(')', (0x55fbb4538270), _1303472)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1305330)
   Exit: (188) [system] peek_char((0x55fbb4538270), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
   Call: (188) [system] ' '=(/)
   Fail: (188) [system] ' '=(/)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55fbb4538270), _1314924)
   Exit: (188) [system] get_char((0x55fbb4538270), ' ')
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1317628)
   Exit: (189) [system] peek_char((0x55fbb4538270), 'C')
   Call: (189) [system] 'C'=(;)
   Fail: (189) [system] 'C'=(;)
   Call: (189) [system] 'C'=(/)
   Fail: (189) [system] 'C'=(/)
^  Call: (189) [user] is_like_space('C')
   Call: (190) [system] char_type('C', 'white')
   Fail: (190) [system] char_type('C', 'white')
   Call: (190) [system] char_type('C', end_of_line)
   Fail: (190) [system] char_type('C', end_of_line)
   Call: (190) [system] char_type('C', space)
   Fail: (190) [system] char_type('C', space)
   Call: (190) [system] char_type('C', cntrl)
   Fail: (190) [system] char_type('C', cntrl)
^  Fail: (189) [user] is_like_space('C')
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1334562)
   Exit: (187) [system] peek_char((0x55fbb4538270), 'C')
   Call: (187) [system] 'C'=')'
   Fail: (187) [system] 'C'=')'
   Call: (187) [system] 'C'=end_of_file
   Fail: (187) [system] 'C'=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55fbb4538270), _1340132)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1341990)
   Exit: (189) [system] peek_char((0x55fbb4538270), 'C')
   Call: (189) [system] 'C'=(;)
   Fail: (189) [system] 'C'=(;)
   Call: (189) [system] 'C'=(/)
   Fail: (189) [system] 'C'=(/)
^  Call: (189) [user] is_like_space('C')
   Call: (190) [system] char_type('C', 'white')
   Fail: (190) [system] char_type('C', 'white')
   Call: (190) [system] char_type('C', end_of_line)
   Fail: (190) [system] char_type('C', end_of_line)
   Call: (190) [system] char_type('C', space)
   Fail: (190) [system] char_type('C', space)
   Call: (190) [system] char_type('C', cntrl)
   Fail: (190) [system] char_type('C', cntrl)
^  Fail: (189) [user] is_like_space('C')
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] get_char((0x55fbb4538270), _1358000)
   Exit: (188) [system] get_char((0x55fbb4538270), 'C')
   Call: (188) [system] 'C'='('
   Fail: (188) [system] 'C'='('
   Call: (188) [system] 'C'='['
   Fail: (188) [system] 'C'='['
   Call: (188) [system] 'C'='{'
   Fail: (188) [system] 'C'='{'
   Call: (188) [system] 'C'='"'
   Fail: (188) [system] 'C'='"'
   Call: (188) [system] 'C'=!
   Fail: (188) [system] 'C'=!
   Call: (188) [system] 'C'='\''
   Fail: (188) [system] 'C'='\''
   Call: (188) [system] 'C'='`'
   Fail: (188) [system] 'C'='`'
   Call: (188) [system] 'C'=end_of_file
   Fail: (188) [system] 'C'=end_of_file
^  Call: (188) [user] read_symbolic(')', (0x55fbb4538270), 'C', _1340132)
^  Call: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), _1375642)
   Call: (190) [system] peek_char((0x55fbb4538270), _1376576)
   Exit: (190) [system] peek_char((0x55fbb4538270), o)
^  Call: (190) [user] is_delimiter(o)
   Call: (191) [system] char_type(o, space)
   Fail: (191) [system] char_type(o, space)
   Call: (191) [system] arg(_1381296, v('(', ')', end_of_file), o)
   Fail: (191) [system] arg(_1382228, v('(', ')', end_of_file), o)
^  Fail: (190) [user] is_delimiter(o)
   Call: (190) [system] ')'==o
   Fail: (190) [system] ')'==o
   Call: (190) [system] get_char((0x55fbb4538270), o)
   Exit: (190) [system] get_char((0x55fbb4538270), o)
   Call: (190) [system] o=(\)
   Fail: (190) [system] o=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _1389578)
   Call: (191) [system] peek_char((0x55fbb4538270), _1390512)
   Exit: (191) [system] peek_char((0x55fbb4538270), n)
^  Call: (191) [user] is_delimiter(n)
   Call: (192) [system] char_type(n, space)
   Fail: (192) [system] char_type(n, space)
   Call: (192) [system] arg(_1395232, v('(', ')', end_of_file), n)
   Fail: (192) [system] arg(_1396164, v('(', ')', end_of_file), n)
^  Fail: (191) [user] is_delimiter(n)
   Call: (191) [system] ')'==n
   Fail: (191) [system] ')'==n
   Call: (191) [system] get_char((0x55fbb4538270), n)
   Exit: (191) [system] get_char((0x55fbb4538270), n)
   Call: (191) [system] n=(\)
   Fail: (191) [system] n=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _1403514)
   Call: (192) [system] peek_char((0x55fbb4538270), _1404448)
   Exit: (192) [system] peek_char((0x55fbb4538270), j)
^  Call: (192) [user] is_delimiter(j)
   Call: (193) [system] char_type(j, space)
   Fail: (193) [system] char_type(j, space)
   Call: (193) [system] arg(_1409168, v('(', ')', end_of_file), j)
   Fail: (193) [system] arg(_1410100, v('(', ')', end_of_file), j)
^  Fail: (192) [user] is_delimiter(j)
   Call: (192) [system] ')'==j
   Fail: (192) [system] ')'==j
   Call: (192) [system] get_char((0x55fbb4538270), j)
   Exit: (192) [system] get_char((0x55fbb4538270), j)
   Call: (192) [system] j=(\)
   Fail: (192) [system] j=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _1417450)
   Call: (193) [system] peek_char((0x55fbb4538270), _1418384)
   Exit: (193) [system] peek_char((0x55fbb4538270), u)
^  Call: (193) [user] is_delimiter(u)
   Call: (194) [system] char_type(u, space)
   Fail: (194) [system] char_type(u, space)
   Call: (194) [system] arg(_1423104, v('(', ')', end_of_file), u)
   Fail: (194) [system] arg(_1424036, v('(', ')', end_of_file), u)
^  Fail: (193) [user] is_delimiter(u)
   Call: (193) [system] ')'==u
   Fail: (193) [system] ')'==u
   Call: (193) [system] get_char((0x55fbb4538270), u)
   Exit: (193) [system] get_char((0x55fbb4538270), u)
   Call: (193) [system] u=(\)
   Fail: (193) [system] u=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _1431386)
   Call: (194) [system] peek_char((0x55fbb4538270), _1432320)
   Exit: (194) [system] peek_char((0x55fbb4538270), n)
^  Call: (194) [user] is_delimiter(n)
   Call: (195) [system] char_type(n, space)
   Fail: (195) [system] char_type(n, space)
   Call: (195) [system] arg(_1437040, v('(', ')', end_of_file), n)
   Fail: (195) [system] arg(_1437972, v('(', ')', end_of_file), n)
^  Fail: (194) [user] is_delimiter(n)
   Call: (194) [system] ')'==n
   Fail: (194) [system] ')'==n
   Call: (194) [system] get_char((0x55fbb4538270), n)
   Exit: (194) [system] get_char((0x55fbb4538270), n)
   Call: (194) [system] n=(\)
   Fail: (194) [system] n=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _1445322)
   Call: (195) [system] peek_char((0x55fbb4538270), _1446256)
   Exit: (195) [system] peek_char((0x55fbb4538270), c)
^  Call: (195) [user] is_delimiter(c)
   Call: (196) [system] char_type(c, space)
   Fail: (196) [system] char_type(c, space)
   Call: (196) [system] arg(_1450976, v('(', ')', end_of_file), c)
   Fail: (196) [system] arg(_1451908, v('(', ')', end_of_file), c)
^  Fail: (195) [user] is_delimiter(c)
   Call: (195) [system] ')'==c
   Fail: (195) [system] ')'==c
   Call: (195) [system] get_char((0x55fbb4538270), c)
   Exit: (195) [system] get_char((0x55fbb4538270), c)
   Call: (195) [system] c=(\)
   Fail: (195) [system] c=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _1459258)
   Call: (196) [system] peek_char((0x55fbb4538270), _1460192)
   Exit: (196) [system] peek_char((0x55fbb4538270), t)
^  Call: (196) [user] is_delimiter(t)
   Call: (197) [system] char_type(t, space)
   Fail: (197) [system] char_type(t, space)
   Call: (197) [system] arg(_1464912, v('(', ')', end_of_file), t)
   Fail: (197) [system] arg(_1465844, v('(', ')', end_of_file), t)
^  Fail: (196) [user] is_delimiter(t)
   Call: (196) [system] ')'==t
   Fail: (196) [system] ')'==t
   Call: (196) [system] get_char((0x55fbb4538270), t)
   Exit: (196) [system] get_char((0x55fbb4538270), t)
   Call: (196) [system] t=(\)
   Fail: (196) [system] t=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _1473194)
   Call: (197) [system] peek_char((0x55fbb4538270), _1474128)
   Exit: (197) [system] peek_char((0x55fbb4538270), i)
^  Call: (197) [user] is_delimiter(i)
   Call: (198) [system] char_type(i, space)
   Fail: (198) [system] char_type(i, space)
   Call: (198) [system] arg(_1478848, v('(', ')', end_of_file), i)
   Fail: (198) [system] arg(_1479780, v('(', ')', end_of_file), i)
^  Fail: (197) [user] is_delimiter(i)
   Call: (197) [system] ')'==i
   Fail: (197) [system] ')'==i
   Call: (197) [system] get_char((0x55fbb4538270), i)
   Exit: (197) [system] get_char((0x55fbb4538270), i)
   Call: (197) [system] i=(\)
   Fail: (197) [system] i=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _1487130)
   Call: (198) [system] peek_char((0x55fbb4538270), _1488064)
   Exit: (198) [system] peek_char((0x55fbb4538270), o)
^  Call: (198) [user] is_delimiter(o)
   Call: (199) [system] char_type(o, space)
   Fail: (199) [system] char_type(o, space)
   Call: (199) [system] arg(_1492784, v('(', ')', end_of_file), o)
   Fail: (199) [system] arg(_1493716, v('(', ')', end_of_file), o)
^  Fail: (198) [user] is_delimiter(o)
   Call: (198) [system] ')'==o
   Fail: (198) [system] ')'==o
   Call: (198) [system] get_char((0x55fbb4538270), o)
   Exit: (198) [system] get_char((0x55fbb4538270), o)
   Call: (198) [system] o=(\)
   Fail: (198) [system] o=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _1501066)
   Call: (199) [system] peek_char((0x55fbb4538270), _1502000)
   Exit: (199) [system] peek_char((0x55fbb4538270), n)
^  Call: (199) [user] is_delimiter(n)
   Call: (200) [system] char_type(n, space)
   Fail: (200) [system] char_type(n, space)
   Call: (200) [system] arg(_1506720, v('(', ')', end_of_file), n)
   Fail: (200) [system] arg(_1507652, v('(', ')', end_of_file), n)
^  Fail: (199) [user] is_delimiter(n)
   Call: (199) [system] ')'==n
   Fail: (199) [system] ')'==n
   Call: (199) [system] get_char((0x55fbb4538270), n)
   Exit: (199) [system] get_char((0x55fbb4538270), n)
   Call: (199) [system] n=(\)
   Fail: (199) [system] n=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _1515002)
   Call: (200) [system] peek_char((0x55fbb4538270), _1515936)
   Exit: (200) [system] peek_char((0x55fbb4538270), 'E')
^  Call: (200) [user] is_delimiter('E')
   Call: (201) [system] char_type('E', space)
   Fail: (201) [system] char_type('E', space)
   Call: (201) [system] arg(_1520656, v('(', ')', end_of_file), 'E')
   Fail: (201) [system] arg(_1521588, v('(', ')', end_of_file), 'E')
^  Fail: (200) [user] is_delimiter('E')
   Call: (200) [system] ')'=='E'
   Fail: (200) [system] ')'=='E'
   Call: (200) [system] get_char((0x55fbb4538270), 'E')
   Exit: (200) [system] get_char((0x55fbb4538270), 'E')
   Call: (200) [system] 'E'=(\)
   Fail: (200) [system] 'E'=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _1528938)
   Call: (201) [system] peek_char((0x55fbb4538270), _1529872)
   Exit: (201) [system] peek_char((0x55fbb4538270), l)
^  Call: (201) [user] is_delimiter(l)
   Call: (202) [system] char_type(l, space)
   Fail: (202) [system] char_type(l, space)
   Call: (202) [system] arg(_1534592, v('(', ')', end_of_file), l)
   Fail: (202) [system] arg(_1535524, v('(', ')', end_of_file), l)
^  Fail: (201) [user] is_delimiter(l)
   Call: (201) [system] ')'==l
   Fail: (201) [system] ')'==l
   Call: (201) [system] get_char((0x55fbb4538270), l)
   Exit: (201) [system] get_char((0x55fbb4538270), l)
   Call: (201) [system] l=(\)
   Fail: (201) [system] l=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1542874)
   Call: (202) [system] peek_char((0x55fbb4538270), _1543808)
   Exit: (202) [system] peek_char((0x55fbb4538270), i)
^  Call: (202) [user] is_delimiter(i)
   Call: (203) [system] char_type(i, space)
   Fail: (203) [system] char_type(i, space)
   Call: (203) [system] arg(_1548528, v('(', ')', end_of_file), i)
   Fail: (203) [system] arg(_1549460, v('(', ')', end_of_file), i)
^  Fail: (202) [user] is_delimiter(i)
   Call: (202) [system] ')'==i
   Fail: (202) [system] ')'==i
   Call: (202) [system] get_char((0x55fbb4538270), i)
   Exit: (202) [system] get_char((0x55fbb4538270), i)
   Call: (202) [system] i=(\)
   Fail: (202) [system] i=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1556810)
   Call: (203) [system] peek_char((0x55fbb4538270), _1557744)
   Exit: (203) [system] peek_char((0x55fbb4538270), m)
^  Call: (203) [user] is_delimiter(m)
   Call: (204) [system] char_type(m, space)
   Fail: (204) [system] char_type(m, space)
   Call: (204) [system] arg(_1562464, v('(', ')', end_of_file), m)
   Fail: (204) [system] arg(_1563396, v('(', ')', end_of_file), m)
^  Fail: (203) [user] is_delimiter(m)
   Call: (203) [system] ')'==m
   Fail: (203) [system] ')'==m
   Call: (203) [system] get_char((0x55fbb4538270), m)
   Exit: (203) [system] get_char((0x55fbb4538270), m)
   Call: (203) [system] m=(\)
   Fail: (203) [system] m=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1570746)
   Call: (204) [system] peek_char((0x55fbb4538270), _1571680)
   Exit: (204) [system] peek_char((0x55fbb4538270), i)
^  Call: (204) [user] is_delimiter(i)
   Call: (205) [system] char_type(i, space)
   Fail: (205) [system] char_type(i, space)
   Call: (205) [system] arg(_1576400, v('(', ')', end_of_file), i)
   Fail: (205) [system] arg(_1577332, v('(', ')', end_of_file), i)
^  Fail: (204) [user] is_delimiter(i)
   Call: (204) [system] ')'==i
   Fail: (204) [system] ')'==i
   Call: (204) [system] get_char((0x55fbb4538270), i)
   Exit: (204) [system] get_char((0x55fbb4538270), i)
   Call: (204) [system] i=(\)
   Fail: (204) [system] i=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1584682)
   Call: (205) [system] peek_char((0x55fbb4538270), _1585616)
   Exit: (205) [system] peek_char((0x55fbb4538270), n)
^  Call: (205) [user] is_delimiter(n)
   Call: (206) [system] char_type(n, space)
   Fail: (206) [system] char_type(n, space)
   Call: (206) [system] arg(_1590336, v('(', ')', end_of_file), n)
   Fail: (206) [system] arg(_1591268, v('(', ')', end_of_file), n)
^  Fail: (205) [user] is_delimiter(n)
   Call: (205) [system] ')'==n
   Fail: (205) [system] ')'==n
   Call: (205) [system] get_char((0x55fbb4538270), n)
   Exit: (205) [system] get_char((0x55fbb4538270), n)
   Call: (205) [system] n=(\)
   Fail: (205) [system] n=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1598618)
   Call: (206) [system] peek_char((0x55fbb4538270), _1599552)
   Exit: (206) [system] peek_char((0x55fbb4538270), a)
^  Call: (206) [user] is_delimiter(a)
   Call: (207) [system] char_type(a, space)
   Fail: (207) [system] char_type(a, space)
   Call: (207) [system] arg(_1604272, v('(', ')', end_of_file), a)
   Fail: (207) [system] arg(_1605204, v('(', ')', end_of_file), a)
^  Fail: (206) [user] is_delimiter(a)
   Call: (206) [system] ')'==a
   Fail: (206) [system] ')'==a
   Call: (206) [system] get_char((0x55fbb4538270), a)
   Exit: (206) [system] get_char((0x55fbb4538270), a)
   Call: (206) [system] a=(\)
   Fail: (206) [system] a=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1612554)
   Call: (207) [system] peek_char((0x55fbb4538270), _1613488)
   Exit: (207) [system] peek_char((0x55fbb4538270), t)
^  Call: (207) [user] is_delimiter(t)
   Call: (208) [system] char_type(t, space)
   Fail: (208) [system] char_type(t, space)
   Call: (208) [system] arg(_1618208, v('(', ')', end_of_file), t)
   Fail: (208) [system] arg(_1619140, v('(', ')', end_of_file), t)
^  Fail: (207) [user] is_delimiter(t)
   Call: (207) [system] ')'==t
   Fail: (207) [system] ')'==t
   Call: (207) [system] get_char((0x55fbb4538270), t)
   Exit: (207) [system] get_char((0x55fbb4538270), t)
   Call: (207) [system] t=(\)
   Fail: (207) [system] t=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1626490)
   Call: (208) [system] peek_char((0x55fbb4538270), _1627424)
   Exit: (208) [system] peek_char((0x55fbb4538270), i)
^  Call: (208) [user] is_delimiter(i)
   Call: (209) [system] char_type(i, space)
   Fail: (209) [system] char_type(i, space)
   Call: (209) [system] arg(_1632144, v('(', ')', end_of_file), i)
   Fail: (209) [system] arg(_1633076, v('(', ')', end_of_file), i)
^  Fail: (208) [user] is_delimiter(i)
   Call: (208) [system] ')'==i
   Fail: (208) [system] ')'==i
   Call: (208) [system] get_char((0x55fbb4538270), i)
   Exit: (208) [system] get_char((0x55fbb4538270), i)
   Call: (208) [system] i=(\)
   Fail: (208) [system] i=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1640426)
   Call: (209) [system] peek_char((0x55fbb4538270), _1641360)
   Exit: (209) [system] peek_char((0x55fbb4538270), o)
^  Call: (209) [user] is_delimiter(o)
   Call: (210) [system] char_type(o, space)
   Fail: (210) [system] char_type(o, space)
   Call: (210) [system] arg(_1646080, v('(', ')', end_of_file), o)
   Fail: (210) [system] arg(_1647012, v('(', ')', end_of_file), o)
^  Fail: (209) [user] is_delimiter(o)
   Call: (209) [system] ')'==o
   Fail: (209) [system] ')'==o
   Call: (209) [system] get_char((0x55fbb4538270), o)
   Exit: (209) [system] get_char((0x55fbb4538270), o)
   Call: (209) [system] o=(\)
   Fail: (209) [system] o=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1654362)
   Call: (210) [system] peek_char((0x55fbb4538270), _1655296)
   Exit: (210) [system] peek_char((0x55fbb4538270), n)
^  Call: (210) [user] is_delimiter(n)
   Call: (211) [system] char_type(n, space)
   Fail: (211) [system] char_type(n, space)
   Call: (211) [system] arg(_1660016, v('(', ')', end_of_file), n)
   Fail: (211) [system] arg(_1660948, v('(', ')', end_of_file), n)
^  Fail: (210) [user] is_delimiter(n)
   Call: (210) [system] ')'==n
   Fail: (210) [system] ')'==n
   Call: (210) [system] get_char((0x55fbb4538270), n)
   Exit: (210) [system] get_char((0x55fbb4538270), n)
   Call: (210) [system] n=(\)
   Fail: (210) [system] n=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1668298)
   Call: (211) [system] peek_char((0x55fbb4538270), _1669232)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (211) [user] is_delimiter('L')
   Call: (212) [system] char_type('L', space)
   Fail: (212) [system] char_type('L', space)
   Call: (212) [system] arg(_1673952, v('(', ')', end_of_file), 'L')
   Fail: (212) [system] arg(_1674884, v('(', ')', end_of_file), 'L')
^  Fail: (211) [user] is_delimiter('L')
   Call: (211) [system] ')'=='L'
   Fail: (211) [system] ')'=='L'
   Call: (211) [system] get_char((0x55fbb4538270), 'L')
   Exit: (211) [system] get_char((0x55fbb4538270), 'L')
   Call: (211) [system] 'L'=(\)
   Fail: (211) [system] 'L'=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1682234)
   Call: (212) [system] peek_char((0x55fbb4538270), _1683168)
   Exit: (212) [system] peek_char((0x55fbb4538270), e)
^  Call: (212) [user] is_delimiter(e)
   Call: (213) [system] char_type(e, space)
   Fail: (213) [system] char_type(e, space)
   Call: (213) [system] arg(_1687888, v('(', ')', end_of_file), e)
   Fail: (213) [system] arg(_1688820, v('(', ')', end_of_file), e)
^  Fail: (212) [user] is_delimiter(e)
   Call: (212) [system] ')'==e
   Fail: (212) [system] ')'==e
   Call: (212) [system] get_char((0x55fbb4538270), e)
   Exit: (212) [system] get_char((0x55fbb4538270), e)
   Call: (212) [system] e=(\)
   Fail: (212) [system] e=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1696170)
   Call: (213) [system] peek_char((0x55fbb4538270), _1697104)
   Exit: (213) [system] peek_char((0x55fbb4538270), f)
^  Call: (213) [user] is_delimiter(f)
   Call: (214) [system] char_type(f, space)
   Fail: (214) [system] char_type(f, space)
   Call: (214) [system] arg(_1701824, v('(', ')', end_of_file), f)
   Fail: (214) [system] arg(_1702756, v('(', ')', end_of_file), f)
^  Fail: (213) [user] is_delimiter(f)
   Call: (213) [system] ')'==f
   Fail: (213) [system] ')'==f
   Call: (213) [system] get_char((0x55fbb4538270), f)
   Exit: (213) [system] get_char((0x55fbb4538270), f)
   Call: (213) [system] f=(\)
   Fail: (213) [system] f=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1710106)
   Call: (214) [system] peek_char((0x55fbb4538270), _1711040)
   Exit: (214) [system] peek_char((0x55fbb4538270), t)
^  Call: (214) [user] is_delimiter(t)
   Call: (215) [system] char_type(t, space)
   Fail: (215) [system] char_type(t, space)
   Call: (215) [system] arg(_1715760, v('(', ')', end_of_file), t)
   Fail: (215) [system] arg(_1716692, v('(', ')', end_of_file), t)
^  Fail: (214) [user] is_delimiter(t)
   Call: (214) [system] ')'==t
   Fail: (214) [system] ')'==t
   Call: (214) [system] get_char((0x55fbb4538270), t)
   Exit: (214) [system] get_char((0x55fbb4538270), t)
   Call: (214) [system] t=(\)
   Fail: (214) [system] t=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1724042)
   Call: (215) [system] peek_char((0x55fbb4538270), _1724976)
   Exit: (215) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (215) [user] is_delimiter(' ')
   Call: (216) [system] char_type(' ', space)
   Exit: (216) [system] char_type(' ', space)
^  Exit: (215) [user] is_delimiter(' ')
   Call: (215) [system] _1724042=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (214) [system] _1710106=[t]
   Exit: (214) [system] [t]=[t]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [t])
   Call: (213) [system] _1696170=[f, t]
   Exit: (213) [system] [f, t]=[f, t]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [f, t])
   Call: (212) [system] _1682234=[e, f, t]
   Exit: (212) [system] [e, f, t]=[e, f, t]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, f, t])
   Call: (211) [system] _1668298=['L', e, f, t]
   Exit: (211) [system] ['L', e, f, t]=['L', e, f, t]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', e, f, t])
   Call: (210) [system] _1654362=[n, 'L', e, f, t]
   Exit: (210) [system] [n, 'L', e, f, t]=[n, 'L', e, f, t]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'L', e, f, t])
   Call: (209) [system] _1640426=[o, n, 'L', e, f, t]
   Exit: (209) [system] [o, n, 'L', e, f, t]=[o, n, 'L', e, f, t]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'L', e, f, t])
   Call: (208) [system] _1626490=[i, o, n, 'L', e, f, t]
   Exit: (208) [system] [i, o, n, 'L', e, f, t]=[i, o, n, 'L', e, f, t]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'L', e, f, t])
   Call: (207) [system] _1612554=[t, i, o, n, 'L', e, f, t]
   Exit: (207) [system] [t, i, o, n, 'L', e, f, t]=[t, i, o, n, 'L', e, f, t]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'L', e, f, t])
   Call: (206) [system] _1598618=[a, t, i, o, n, 'L', e, f, t]
   Exit: (206) [system] [a, t, i, o, n, 'L', e, f, t]=[a, t, i, o, n, 'L', e, f, t]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n, 'L', e, f, t])
   Call: (205) [system] _1584682=[n, a, t, i, o, n, 'L', e, f, t]
   Exit: (205) [system] [n, a, t, i, o, n, 'L', e, f, t]=[n, a, t, i, o, n, 'L', e, f, t]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, a, t, i, o, n, 'L', e, f, t])
   Call: (204) [system] _1570746=[i, n, a, t, i, o, n, 'L', e, f, t]
   Exit: (204) [system] [i, n, a, t, i, o, n, 'L', e, f, t]=[i, n, a, t, i, o, n, 'L', e, f, t]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, a, t, i, o, n, 'L', e, f, t])
   Call: (203) [system] _1556810=[m, i, n, a, t, i, o, n, 'L', e, f, t]
   Exit: (203) [system] [m, i, n, a, t, i, o, n, 'L', e, f, t]=[m, i, n, a, t, i, o, n, 'L', e, f, t]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, i, n, a, t, i, o, n, 'L', e, f, t])
   Call: (202) [system] _1542874=[i, m, i, n, a, t, i, o, n, 'L', e, f, t]
   Exit: (202) [system] [i, m, i, n, a, t, i, o, n, 'L', e, f, t]=[i, m, i, n, a, t, i, o, n, 'L', e, f, t]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, m, i, n, a, t, i, o, n, 'L', e, f, t])
   Call: (201) [system] _1528938=[l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
   Exit: (201) [system] [l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]=[l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, m, i, n, a, t, i, o, n, 'L', e, f, t])
   Call: (200) [system] _1515002=['E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
   Exit: (200) [system] ['E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]=['E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), ['E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t])
   Call: (199) [system] _1501066=[n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
   Exit: (199) [system] [n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]=[n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t])
   Call: (198) [system] _1487130=[o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
   Exit: (198) [system] [o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]=[o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t])
   Call: (197) [system] _1473194=[i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
   Exit: (197) [system] [i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]=[i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t])
   Call: (196) [system] _1459258=[t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
   Exit: (196) [system] [t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]=[t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t])
   Call: (195) [system] _1445322=[c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
   Exit: (195) [system] [c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]=[c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t])
   Call: (194) [system] _1431386=[n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
   Exit: (194) [system] [n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]=[n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t])
   Call: (193) [system] _1417450=[u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
   Exit: (193) [system] [u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]=[u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t])
   Call: (192) [system] _1403514=[j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
   Exit: (192) [system] [j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]=[j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t])
   Call: (191) [system] _1389578=[n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
   Exit: (191) [system] [n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]=[n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t])
   Call: (190) [system] _1375642=[o, n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
   Exit: (190) [system] [o, n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]=[o, n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t])
^  Call: (189) [user] classify_and_convert_charseq(['C', o, n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t], _1340132)
^  Call: (190) [user] classify_and_convert_charseq_(['C', o, n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t], _1804110)
^  Call: (192) [system] setup_call_cleanup('$notrace'(_1805062, _1805064), once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t], _1804110), _1805044, fail)), '$restore_trace'(_1805062, _1805064))
^  Call: (193) [system] sig_atomic(system:'$notrace'(_1805062, _1805064))
^  Exit: (192) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t], _1804110), _1805044, fail)), system:'$restore_trace'(3, -1))
   Call: (191) [system] atomic(_1804110)
   Fail: (191) [system] atomic(_1804110)
   Call: (191) [system] atom_chars(_1804110, ['C', o, n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t])
   Exit: (191) [system] atom_chars('ConjunctionEliminationLeft', ['C', o, n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t])
^  Exit: (190) [user] classify_and_convert_charseq_(['C', o, n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t], 'ConjunctionEliminationLeft')
   Call: (190) [system] integer('ConjunctionEliminationLeft')
   Fail: (190) [system] integer('ConjunctionEliminationLeft')
   Call: (190) [system] _1340132='ConjunctionEliminationLeft'
   Exit: (190) [system] 'ConjunctionEliminationLeft'='ConjunctionEliminationLeft'
^  Exit: (189) [user] classify_and_convert_charseq(['C', o, n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t], 'ConjunctionEliminationLeft')
^  Exit: (188) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'ConjunctionEliminationLeft')
^  Exit: (187) [user] cont_sexpr(')', (0x55fbb4538270), 'ConjunctionEliminationLeft')
^  Call: (187) [user] read_list(')', (0x55fbb4538270), _1819060)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1820918)
   Exit: (189) [system] peek_char((0x55fbb4538270), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
   Call: (189) [system] ' '=(/)
   Fail: (189) [system] ' '=(/)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55fbb4538270), _1830512)
   Exit: (189) [system] get_char((0x55fbb4538270), ' ')
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1833216)
   Exit: (190) [system] peek_char((0x55fbb4538270), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
   Call: (190) [system] '('=(/)
   Fail: (190) [system] '('=(/)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1850150)
   Exit: (188) [system] peek_char((0x55fbb4538270), '(')
   Call: (188) [system] '('=')'
   Fail: (188) [system] '('=')'
   Call: (188) [system] '('=end_of_file
   Fail: (188) [system] '('=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55fbb4538270), _1855720)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1857578)
   Exit: (190) [system] peek_char((0x55fbb4538270), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
   Call: (190) [system] '('=(/)
   Fail: (190) [system] '('=(/)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] get_char((0x55fbb4538270), _1873588)
   Exit: (189) [system] get_char((0x55fbb4538270), '(')
   Call: (189) [system] '('='('
   Exit: (189) [system] '('='('
^  Call: (189) [user] read_list(')', (0x55fbb4538270), _1855720)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1879158)
   Exit: (191) [system] peek_char((0x55fbb4538270), -)
   Call: (191) [system] (-)=(;)
   Fail: (191) [system] (-)=(;)
   Call: (191) [system] (-)=(/)
   Fail: (191) [system] (-)=(/)
^  Call: (191) [user] is_like_space(-)
   Call: (192) [system] char_type(-, 'white')
   Fail: (192) [system] char_type(-, 'white')
   Call: (192) [system] char_type(-, end_of_line)
   Fail: (192) [system] char_type(-, end_of_line)
   Call: (192) [system] char_type(-, space)
   Fail: (192) [system] char_type(-, space)
   Call: (192) [system] char_type(-, cntrl)
   Fail: (192) [system] char_type(-, cntrl)
^  Fail: (191) [user] is_like_space(-)
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1895168)
   Exit: (190) [system] peek_char((0x55fbb4538270), -)
   Call: (190) [system] (-)=')'
   Fail: (190) [system] (-)=')'
   Call: (190) [system] (-)=end_of_file
   Fail: (190) [system] (-)=end_of_file
^  Call: (190) [user] cont_sexpr(')', (0x55fbb4538270), _1900738)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1902596)
   Exit: (192) [system] peek_char((0x55fbb4538270), -)
   Call: (192) [system] (-)=(;)
   Fail: (192) [system] (-)=(;)
   Call: (192) [system] (-)=(/)
   Fail: (192) [system] (-)=(/)
^  Call: (192) [user] is_like_space(-)
   Call: (193) [system] char_type(-, 'white')
   Fail: (193) [system] char_type(-, 'white')
   Call: (193) [system] char_type(-, end_of_line)
   Fail: (193) [system] char_type(-, end_of_line)
   Call: (193) [system] char_type(-, space)
   Fail: (193) [system] char_type(-, space)
   Call: (193) [system] char_type(-, cntrl)
   Fail: (193) [system] char_type(-, cntrl)
^  Fail: (192) [user] is_like_space(-)
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] get_char((0x55fbb4538270), _1918606)
   Exit: (191) [system] get_char((0x55fbb4538270), -)
   Call: (191) [system] (-)='('
   Fail: (191) [system] (-)='('
   Call: (191) [system] (-)='['
   Fail: (191) [system] (-)='['
   Call: (191) [system] (-)='{'
   Fail: (191) [system] (-)='{'
   Call: (191) [system] (-)='"'
   Fail: (191) [system] (-)='"'
   Call: (191) [system] (-)=!
   Fail: (191) [system] (-)=!
   Call: (191) [system] (-)='\''
   Fail: (191) [system] (-)='\''
   Call: (191) [system] (-)='`'
   Fail: (191) [system] (-)='`'
   Call: (191) [system] (-)=end_of_file
   Fail: (191) [system] (-)=end_of_file
^  Call: (191) [user] read_symbolic(')', (0x55fbb4538270), -, _1900738)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _1936248)
   Call: (193) [system] peek_char((0x55fbb4538270), _1937182)
   Exit: (193) [system] peek_char((0x55fbb4538270), >)
^  Call: (193) [user] is_delimiter(>)
   Call: (194) [system] char_type(>, space)
   Fail: (194) [system] char_type(>, space)
   Call: (194) [system] arg(_1941902, v('(', ')', end_of_file), >)
   Fail: (194) [system] arg(_1942834, v('(', ')', end_of_file), >)
^  Fail: (193) [user] is_delimiter(>)
   Call: (193) [system] ')'==(>)
   Fail: (193) [system] ')'==(>)
   Call: (193) [system] get_char((0x55fbb4538270), >)
   Exit: (193) [system] get_char((0x55fbb4538270), >)
   Call: (193) [system] (>)=(\)
   Fail: (193) [system] (>)=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _1950184)
   Call: (194) [system] peek_char((0x55fbb4538270), _1951118)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _1950184=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (193) [system] _1936248=[>]
   Exit: (193) [system] [>]=[>]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [>])
^  Call: (192) [user] classify_and_convert_charseq([-, >], _1900738)
^  Call: (193) [user] classify_and_convert_charseq_([-, >], _1963196)
^  Call: (195) [system] setup_call_cleanup('$notrace'(_1964148, _1964150), once(user:catch(read_from_chars([-, >], _1963196), _1964130, fail)), '$restore_trace'(_1964148, _1964150))
^  Call: (196) [system] sig_atomic(system:'$notrace'(_1964148, _1964150))
^  Exit: (195) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([-, >], ->), _1964130, fail)), system:'$restore_trace'(3, -1))
   Call: (194) [system] atomic(->)
   Exit: (194) [system] atomic(->)
^  Exit: (193) [user] classify_and_convert_charseq_([-, >], ->)
   Call: (193) [system] integer(->)
   Fail: (193) [system] integer(->)
   Call: (193) [system] _1900738=(->)
   Exit: (193) [system] (->)=(->)
^  Exit: (192) [user] classify_and_convert_charseq([-, >], ->)
^  Exit: (191) [user] read_symbolic(')', (0x55fbb4538270), -, ->)
^  Exit: (190) [user] cont_sexpr(')', (0x55fbb4538270), ->)
^  Call: (190) [user] read_list(')', (0x55fbb4538270), _1976276)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1978134)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
   Call: (192) [system] ' '=(/)
   Fail: (192) [system] ' '=(/)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55fbb4538270), _1987728)
   Exit: (192) [system] get_char((0x55fbb4538270), ' ')
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1990432)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
   Call: (193) [system] '('=(/)
   Fail: (193) [system] '('=(/)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _2007366)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=')'
   Fail: (191) [system] '('=')'
   Call: (191) [system] '('=end_of_file
   Fail: (191) [system] '('=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55fbb4538270), _2012936)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _2014794)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
   Call: (193) [system] '('=(/)
   Fail: (193) [system] '('=(/)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] get_char((0x55fbb4538270), _2030804)
   Exit: (192) [system] get_char((0x55fbb4538270), '(')
   Call: (192) [system] '('='('
   Exit: (192) [system] '('='('
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _2012936)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _2036374)
   Exit: (194) [system] peek_char((0x55fbb4538270), 'A')
   Call: (194) [system] 'A'=(;)
   Fail: (194) [system] 'A'=(;)
   Call: (194) [system] 'A'=(/)
   Fail: (194) [system] 'A'=(/)
^  Call: (194) [user] is_like_space('A')
   Call: (195) [system] char_type('A', 'white')
   Fail: (195) [system] char_type('A', 'white')
   Call: (195) [system] char_type('A', end_of_line)
   Fail: (195) [system] char_type('A', end_of_line)
   Call: (195) [system] char_type('A', space)
   Fail: (195) [system] char_type('A', space)
   Call: (195) [system] char_type('A', cntrl)
   Fail: (195) [system] char_type('A', cntrl)
^  Fail: (194) [user] is_like_space('A')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _2052384)
   Exit: (193) [system] peek_char((0x55fbb4538270), 'A')
   Call: (193) [system] 'A'=')'
   Fail: (193) [system] 'A'=')'
   Call: (193) [system] 'A'=end_of_file
   Fail: (193) [system] 'A'=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _2057954)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _2059812)
   Exit: (195) [system] peek_char((0x55fbb4538270), 'A')
   Call: (195) [system] 'A'=(;)
   Fail: (195) [system] 'A'=(;)
   Call: (195) [system] 'A'=(/)
   Fail: (195) [system] 'A'=(/)
^  Call: (195) [user] is_like_space('A')
   Call: (196) [system] char_type('A', 'white')
   Fail: (196) [system] char_type('A', 'white')
   Call: (196) [system] char_type('A', end_of_line)
   Fail: (196) [system] char_type('A', end_of_line)
   Call: (196) [system] char_type('A', space)
   Fail: (196) [system] char_type('A', space)
   Call: (196) [system] char_type('A', cntrl)
   Fail: (196) [system] char_type('A', cntrl)
^  Fail: (195) [user] is_like_space('A')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _2075822)
   Exit: (194) [system] get_char((0x55fbb4538270), 'A')
   Call: (194) [system] 'A'='('
   Fail: (194) [system] 'A'='('
   Call: (194) [system] 'A'='['
   Fail: (194) [system] 'A'='['
   Call: (194) [system] 'A'='{'
   Fail: (194) [system] 'A'='{'
   Call: (194) [system] 'A'='"'
   Fail: (194) [system] 'A'='"'
   Call: (194) [system] 'A'=!
   Fail: (194) [system] 'A'=!
   Call: (194) [system] 'A'='\''
   Fail: (194) [system] 'A'='\''
   Call: (194) [system] 'A'='`'
   Fail: (194) [system] 'A'='`'
   Call: (194) [system] 'A'=end_of_file
   Fail: (194) [system] 'A'=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55fbb4538270), 'A', _2057954)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _2093464)
   Call: (196) [system] peek_char((0x55fbb4538270), _2094398)
   Exit: (196) [system] peek_char((0x55fbb4538270), n)
^  Call: (196) [user] is_delimiter(n)
   Call: (197) [system] char_type(n, space)
   Fail: (197) [system] char_type(n, space)
   Call: (197) [system] arg(_5748, v('(', ')', end_of_file), n)
   Fail: (197) [system] arg(_6680, v('(', ')', end_of_file), n)
^  Fail: (196) [user] is_delimiter(n)
   Call: (196) [system] ')'==n
   Fail: (196) [system] ')'==n
   Call: (196) [system] get_char((0x55fbb4538270), n)
   Exit: (196) [system] get_char((0x55fbb4538270), n)
   Call: (196) [system] n=(\)
   Fail: (196) [system] n=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _14030)
   Call: (197) [system] peek_char((0x55fbb4538270), _14964)
   Exit: (197) [system] peek_char((0x55fbb4538270), d)
^  Call: (197) [user] is_delimiter(d)
   Call: (198) [system] char_type(d, space)
   Fail: (198) [system] char_type(d, space)
   Call: (198) [system] arg(_19684, v('(', ')', end_of_file), d)
   Fail: (198) [system] arg(_20616, v('(', ')', end_of_file), d)
^  Fail: (197) [user] is_delimiter(d)
   Call: (197) [system] ')'==d
   Fail: (197) [system] ')'==d
   Call: (197) [system] get_char((0x55fbb4538270), d)
   Exit: (197) [system] get_char((0x55fbb4538270), d)
   Call: (197) [system] d=(\)
   Fail: (197) [system] d=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _27966)
   Call: (198) [system] peek_char((0x55fbb4538270), _28900)
   Exit: (198) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (198) [user] is_delimiter('L')
   Call: (199) [system] char_type('L', space)
   Fail: (199) [system] char_type('L', space)
   Call: (199) [system] arg(_33620, v('(', ')', end_of_file), 'L')
   Fail: (199) [system] arg(_34552, v('(', ')', end_of_file), 'L')
^  Fail: (198) [user] is_delimiter('L')
   Call: (198) [system] ')'=='L'
   Fail: (198) [system] ')'=='L'
   Call: (198) [system] get_char((0x55fbb4538270), 'L')
   Exit: (198) [system] get_char((0x55fbb4538270), 'L')
   Call: (198) [system] 'L'=(\)
   Fail: (198) [system] 'L'=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _41902)
   Call: (199) [system] peek_char((0x55fbb4538270), _42836)
   Exit: (199) [system] peek_char((0x55fbb4538270), i)
^  Call: (199) [user] is_delimiter(i)
   Call: (200) [system] char_type(i, space)
   Fail: (200) [system] char_type(i, space)
   Call: (200) [system] arg(_47556, v('(', ')', end_of_file), i)
   Fail: (200) [system] arg(_48488, v('(', ')', end_of_file), i)
^  Fail: (199) [user] is_delimiter(i)
   Call: (199) [system] ')'==i
   Fail: (199) [system] ')'==i
   Call: (199) [system] get_char((0x55fbb4538270), i)
   Exit: (199) [system] get_char((0x55fbb4538270), i)
   Call: (199) [system] i=(\)
   Fail: (199) [system] i=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _55838)
   Call: (200) [system] peek_char((0x55fbb4538270), _56772)
   Exit: (200) [system] peek_char((0x55fbb4538270), n)
^  Call: (200) [user] is_delimiter(n)
   Call: (201) [system] char_type(n, space)
   Fail: (201) [system] char_type(n, space)
   Call: (201) [system] arg(_61492, v('(', ')', end_of_file), n)
   Fail: (201) [system] arg(_62424, v('(', ')', end_of_file), n)
^  Fail: (200) [user] is_delimiter(n)
   Call: (200) [system] ')'==n
   Fail: (200) [system] ')'==n
   Call: (200) [system] get_char((0x55fbb4538270), n)
   Exit: (200) [system] get_char((0x55fbb4538270), n)
   Call: (200) [system] n=(\)
   Fail: (200) [system] n=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _69774)
   Call: (201) [system] peek_char((0x55fbb4538270), _70708)
   Exit: (201) [system] peek_char((0x55fbb4538270), k)
^  Call: (201) [user] is_delimiter(k)
   Call: (202) [system] char_type(k, space)
   Fail: (202) [system] char_type(k, space)
   Call: (202) [system] arg(_75428, v('(', ')', end_of_file), k)
   Fail: (202) [system] arg(_76360, v('(', ')', end_of_file), k)
^  Fail: (201) [user] is_delimiter(k)
   Call: (201) [system] ')'==k
   Fail: (201) [system] ')'==k
   Call: (201) [system] get_char((0x55fbb4538270), k)
   Exit: (201) [system] get_char((0x55fbb4538270), k)
   Call: (201) [system] k=(\)
   Fail: (201) [system] k=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _83710)
   Call: (202) [system] peek_char((0x55fbb4538270), _84644)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (202) [user] is_delimiter(' ')
   Call: (203) [system] char_type(' ', space)
   Exit: (203) [system] char_type(' ', space)
^  Exit: (202) [user] is_delimiter(' ')
   Call: (202) [system] _83710=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (201) [system] _69774=[k]
   Exit: (201) [system] [k]=[k]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (200) [system] _55838=[n, k]
   Exit: (200) [system] [n, k]=[n, k]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (199) [system] _41902=[i, n, k]
   Exit: (199) [system] [i, n, k]=[i, n, k]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (198) [system] _27966=['L', i, n, k]
   Exit: (198) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (197) [system] _14030=[d, 'L', i, n, k]
   Exit: (197) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (196) [system] _3418=[n, d, 'L', i, n, k]
   Exit: (196) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (195) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _3414)
^  Call: (196) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _110692)
^  Call: (198) [system] setup_call_cleanup('$notrace'(_111644, _111646), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _110692), _111626, fail)), '$restore_trace'(_111644, _111646))
^  Call: (199) [system] sig_atomic(system:'$notrace'(_111644, _111646))
^  Exit: (198) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _110692), _111626, fail)), system:'$restore_trace'(3, -1))
   Call: (197) [system] atomic(_110692)
   Fail: (197) [system] atomic(_110692)
   Call: (197) [system] atom_chars(_110692, ['A', n, d, 'L', i, n, k])
   Exit: (197) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (196) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (196) [system] integer('AndLink')
   Fail: (196) [system] integer('AndLink')
   Call: (196) [system] _3414='AndLink'
   Exit: (196) [system] 'AndLink'='AndLink'
^  Exit: (195) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (194) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _125642)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _127500)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _137094)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _139798)
   Exit: (196) [system] peek_char((0x55fbb4538270), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
   Call: (196) [system] ($)=(/)
   Fail: (196) [system] ($)=(/)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _156732)
   Exit: (194) [system] peek_char((0x55fbb4538270), $)
   Call: (194) [system] ($)=')'
   Fail: (194) [system] ($)=')'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _162302)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _164160)
   Exit: (196) [system] peek_char((0x55fbb4538270), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
   Call: (196) [system] ($)=(/)
   Fail: (196) [system] ($)=(/)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _180170)
   Exit: (195) [system] get_char((0x55fbb4538270), $)
   Call: (195) [system] ($)='('
   Fail: (195) [system] ($)='('
   Call: (195) [system] ($)='['
   Fail: (195) [system] ($)='['
   Call: (195) [system] ($)='{'
   Fail: (195) [system] ($)='{'
   Call: (195) [system] ($)='"'
   Fail: (195) [system] ($)='"'
   Call: (195) [system] ($)=!
   Fail: (195) [system] ($)=!
   Call: (195) [system] ($)='\''
   Fail: (195) [system] ($)='\''
   Call: (195) [system] ($)='`'
   Fail: (195) [system] ($)='`'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55fbb4538270), $, _162302)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _197812)
   Call: (197) [system] peek_char((0x55fbb4538270), _198746)
   Exit: (197) [system] peek_char((0x55fbb4538270), p)
^  Call: (197) [user] is_delimiter(p)
   Call: (198) [system] char_type(p, space)
   Fail: (198) [system] char_type(p, space)
   Call: (198) [system] arg(_203466, v('(', ')', end_of_file), p)
   Fail: (198) [system] arg(_204398, v('(', ')', end_of_file), p)
^  Fail: (197) [user] is_delimiter(p)
   Call: (197) [system] ')'==p
   Fail: (197) [system] ')'==p
   Call: (197) [system] get_char((0x55fbb4538270), p)
   Exit: (197) [system] get_char((0x55fbb4538270), p)
   Call: (197) [system] p=(\)
   Fail: (197) [system] p=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _211748)
   Call: (198) [system] peek_char((0x55fbb4538270), _212682)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (198) [user] is_delimiter(' ')
   Call: (199) [system] char_type(' ', space)
   Exit: (199) [system] char_type(' ', space)
^  Exit: (198) [user] is_delimiter(' ')
   Call: (198) [system] _211748=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (197) [system] _197812=[p]
   Exit: (197) [system] [p]=[p]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [p])
^  Call: (196) [user] classify_and_convert_charseq([$, p], _162302)
^  Call: (197) [user] classify_and_convert_charseq_([$, p], _224760)
   Call: (198) [system] atom_chars(_225692, ['_', p])
   Exit: (198) [system] atom_chars('_p', ['_', p])
^  Exit: (197) [user] classify_and_convert_charseq_([$, p], _p)
   Call: (197) [system] integer(_p)
   Fail: (197) [system] integer(_p)
   Call: (197) [system] _162302=_p
   Exit: (197) [system] _p=_p
^  Exit: (196) [user] classify_and_convert_charseq([$, p], _p)
^  Exit: (195) [user] read_symbolic(')', (0x55fbb4538270), $, _p)
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), _p)
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _234984)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _236842)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _246436)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _249140)
   Exit: (197) [system] peek_char((0x55fbb4538270), $)
   Call: (197) [system] ($)=(;)
   Fail: (197) [system] ($)=(;)
   Call: (197) [system] ($)=(/)
   Fail: (197) [system] ($)=(/)
^  Call: (197) [user] is_like_space($)
   Call: (198) [system] char_type($, 'white')
   Fail: (198) [system] char_type($, 'white')
   Call: (198) [system] char_type($, end_of_line)
   Fail: (198) [system] char_type($, end_of_line)
   Call: (198) [system] char_type($, space)
   Fail: (198) [system] char_type($, space)
   Call: (198) [system] char_type($, cntrl)
   Fail: (198) [system] char_type($, cntrl)
^  Fail: (197) [user] is_like_space($)
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _266074)
   Exit: (195) [system] peek_char((0x55fbb4538270), $)
   Call: (195) [system] ($)=')'
   Fail: (195) [system] ($)=')'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _271644)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _273502)
   Exit: (197) [system] peek_char((0x55fbb4538270), $)
   Call: (197) [system] ($)=(;)
   Fail: (197) [system] ($)=(;)
   Call: (197) [system] ($)=(/)
   Fail: (197) [system] ($)=(/)
^  Call: (197) [user] is_like_space($)
   Call: (198) [system] char_type($, 'white')
   Fail: (198) [system] char_type($, 'white')
   Call: (198) [system] char_type($, end_of_line)
   Fail: (198) [system] char_type($, end_of_line)
   Call: (198) [system] char_type($, space)
   Fail: (198) [system] char_type($, space)
   Call: (198) [system] char_type($, cntrl)
   Fail: (198) [system] char_type($, cntrl)
^  Fail: (197) [user] is_like_space($)
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _289512)
   Exit: (196) [system] get_char((0x55fbb4538270), $)
   Call: (196) [system] ($)='('
   Fail: (196) [system] ($)='('
   Call: (196) [system] ($)='['
   Fail: (196) [system] ($)='['
   Call: (196) [system] ($)='{'
   Fail: (196) [system] ($)='{'
   Call: (196) [system] ($)='"'
   Fail: (196) [system] ($)='"'
   Call: (196) [system] ($)=!
   Fail: (196) [system] ($)=!
   Call: (196) [system] ($)='\''
   Fail: (196) [system] ($)='\''
   Call: (196) [system] ($)='`'
   Fail: (196) [system] ($)='`'
   Call: (196) [system] ($)=end_of_file
   Fail: (196) [system] ($)=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55fbb4538270), $, _271644)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _307154)
   Call: (198) [system] peek_char((0x55fbb4538270), _308088)
   Exit: (198) [system] peek_char((0x55fbb4538270), q)
^  Call: (198) [user] is_delimiter(q)
   Call: (199) [system] char_type(q, space)
   Fail: (199) [system] char_type(q, space)
   Call: (199) [system] arg(_312808, v('(', ')', end_of_file), q)
   Fail: (199) [system] arg(_313740, v('(', ')', end_of_file), q)
^  Fail: (198) [user] is_delimiter(q)
   Call: (198) [system] ')'==q
   Fail: (198) [system] ')'==q
   Call: (198) [system] get_char((0x55fbb4538270), q)
   Exit: (198) [system] get_char((0x55fbb4538270), q)
   Call: (198) [system] q=(\)
   Fail: (198) [system] q=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _321090)
   Call: (199) [system] peek_char((0x55fbb4538270), _322024)
   Exit: (199) [system] peek_char((0x55fbb4538270), ')')
^  Call: (199) [user] is_delimiter(')')
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] arg(_326744, v('(', ')', end_of_file), ')')
   Exit: (200) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (199) [user] is_delimiter(')')
   Call: (199) [system] _321090=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (198) [system] _307154=[q]
   Exit: (198) [system] [q]=[q]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [q])
^  Call: (197) [user] classify_and_convert_charseq([$, q], _271644)
^  Call: (198) [user] classify_and_convert_charseq_([$, q], _335974)
   Call: (199) [system] atom_chars(_336906, ['_', q])
   Exit: (199) [system] atom_chars('_q', ['_', q])
^  Exit: (198) [user] classify_and_convert_charseq_([$, q], _q)
   Call: (198) [system] integer(_q)
   Fail: (198) [system] integer(_q)
   Call: (198) [system] _271644=_q
   Exit: (198) [system] _q=_q
^  Exit: (197) [user] classify_and_convert_charseq([$, q], _q)
^  Exit: (196) [user] read_symbolic(')', (0x55fbb4538270), $, _q)
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), _q)
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _346198)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _348056)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
   Call: (197) [system] ')'=(/)
   Fail: (197) [system] ')'=(/)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _364066)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55fbb4538270), _367856)
   Exit: (196) [system] get_char((0x55fbb4538270), ')')
   Call: (196) [system] _346198=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [])
   Call: (195) [system] _234984=[_q]
   Exit: (195) [system] [_q]=[_q]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [_q])
   Call: (194) [system] _125642=[_p, _q]
   Exit: (194) [system] [_p, _q]=[_p, _q]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [_p, _q])
   Call: (193) [system] _3408=['AndLink', _p, _q]
   Exit: (193) [system] ['AndLink', _p, _q]=['AndLink', _p, _q]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), ['AndLink', _p, _q])
^  Exit: (191) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', _p, _q])
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _381738)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _383596)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _393190)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _395894)
   Exit: (194) [system] peek_char((0x55fbb4538270), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
   Call: (194) [system] ($)=(/)
   Fail: (194) [system] ($)=(/)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _412828)
   Exit: (192) [system] peek_char((0x55fbb4538270), $)
   Call: (192) [system] ($)=')'
   Fail: (192) [system] ($)=')'
   Call: (192) [system] ($)=end_of_file
   Fail: (192) [system] ($)=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _418398)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _420256)
   Exit: (194) [system] peek_char((0x55fbb4538270), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
   Call: (194) [system] ($)=(/)
   Fail: (194) [system] ($)=(/)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _436266)
   Exit: (193) [system] get_char((0x55fbb4538270), $)
   Call: (193) [system] ($)='('
   Fail: (193) [system] ($)='('
   Call: (193) [system] ($)='['
   Fail: (193) [system] ($)='['
   Call: (193) [system] ($)='{'
   Fail: (193) [system] ($)='{'
   Call: (193) [system] ($)='"'
   Fail: (193) [system] ($)='"'
   Call: (193) [system] ($)=!
   Fail: (193) [system] ($)=!
   Call: (193) [system] ($)='\''
   Fail: (193) [system] ($)='\''
   Call: (193) [system] ($)='`'
   Fail: (193) [system] ($)='`'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55fbb4538270), $, _418398)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _453908)
   Call: (195) [system] peek_char((0x55fbb4538270), _454842)
   Exit: (195) [system] peek_char((0x55fbb4538270), p)
^  Call: (195) [user] is_delimiter(p)
   Call: (196) [system] char_type(p, space)
   Fail: (196) [system] char_type(p, space)
   Call: (196) [system] arg(_459562, v('(', ')', end_of_file), p)
   Fail: (196) [system] arg(_460494, v('(', ')', end_of_file), p)
^  Fail: (195) [user] is_delimiter(p)
   Call: (195) [system] ')'==p
   Fail: (195) [system] ')'==p
   Call: (195) [system] get_char((0x55fbb4538270), p)
   Exit: (195) [system] get_char((0x55fbb4538270), p)
   Call: (195) [system] p=(\)
   Fail: (195) [system] p=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _467844)
   Call: (196) [system] peek_char((0x55fbb4538270), _468778)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
^  Call: (196) [user] is_delimiter(')')
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] arg(_473498, v('(', ')', end_of_file), ')')
   Exit: (197) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (196) [user] is_delimiter(')')
   Call: (196) [system] _467844=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (195) [system] _453908=[p]
   Exit: (195) [system] [p]=[p]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [p])
^  Call: (194) [user] classify_and_convert_charseq([$, p], _418398)
^  Call: (195) [user] classify_and_convert_charseq_([$, p], _482728)
   Call: (196) [system] atom_chars(_483660, ['_', p])
   Exit: (196) [system] atom_chars('_p', ['_', p])
^  Exit: (195) [user] classify_and_convert_charseq_([$, p], _p)
   Call: (195) [system] integer(_p)
   Fail: (195) [system] integer(_p)
   Call: (195) [system] _418398=_p
   Exit: (195) [system] _p=_p
^  Exit: (194) [user] classify_and_convert_charseq([$, p], _p)
^  Exit: (193) [user] read_symbolic(')', (0x55fbb4538270), $, _p)
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), _p)
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _492952)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _494810)
   Exit: (194) [system] peek_char((0x55fbb4538270), ')')
   Call: (194) [system] ')'=(;)
   Fail: (194) [system] ')'=(;)
   Call: (194) [system] ')'=(/)
   Fail: (194) [system] ')'=(/)
^  Call: (194) [user] is_like_space(')')
   Call: (195) [system] char_type(')', 'white')
   Fail: (195) [system] char_type(')', 'white')
   Call: (195) [system] char_type(')', end_of_line)
   Fail: (195) [system] char_type(')', end_of_line)
   Call: (195) [system] char_type(')', space)
   Fail: (195) [system] char_type(')', space)
   Call: (195) [system] char_type(')', cntrl)
   Fail: (195) [system] char_type(')', cntrl)
^  Fail: (194) [user] is_like_space(')')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _510820)
   Exit: (193) [system] peek_char((0x55fbb4538270), ')')
   Call: (193) [system] ')'=')'
   Exit: (193) [system] ')'=')'
   Call: (193) [system] get_char((0x55fbb4538270), _514610)
   Exit: (193) [system] get_char((0x55fbb4538270), ')')
   Call: (193) [system] _492952=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [])
   Call: (192) [system] _381738=[_p]
   Exit: (192) [system] [_p]=[_p]
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), [_p])
   Call: (191) [system] _3404=[['AndLink', _p, _q], _p]
   Exit: (191) [system] [['AndLink', _p, _q], _p]=[['AndLink', _p, _q], _p]
^  Exit: (190) [user] read_list(')', (0x55fbb4538270), [['AndLink', _p, _q], _p])
   Call: (190) [system] _3396=[->, ['AndLink', _p, _q], _p]
   Exit: (190) [system] [->, ['AndLink', _p, _q], _p]=[->, ['AndLink', _p, _q], _p]
^  Exit: (189) [user] read_list(')', (0x55fbb4538270), [->, ['AndLink', _p, _q], _p])
^  Exit: (188) [user] cont_sexpr(')', (0x55fbb4538270), [->, ['AndLink', _p, _q], _p])
^  Call: (188) [user] read_list(')', (0x55fbb4538270), _528492)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _530350)
   Exit: (190) [system] peek_char((0x55fbb4538270), ')')
   Call: (190) [system] ')'=(;)
   Fail: (190) [system] ')'=(;)
   Call: (190) [system] ')'=(/)
   Fail: (190) [system] ')'=(/)
^  Call: (190) [user] is_like_space(')')
   Call: (191) [system] char_type(')', 'white')
   Fail: (191) [system] char_type(')', 'white')
   Call: (191) [system] char_type(')', end_of_line)
   Fail: (191) [system] char_type(')', end_of_line)
   Call: (191) [system] char_type(')', space)
   Fail: (191) [system] char_type(')', space)
   Call: (191) [system] char_type(')', cntrl)
   Fail: (191) [system] char_type(')', cntrl)
^  Fail: (190) [user] is_like_space(')')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _546360)
   Exit: (189) [system] peek_char((0x55fbb4538270), ')')
   Call: (189) [system] ')'=')'
   Exit: (189) [system] ')'=')'
   Call: (189) [system] get_char((0x55fbb4538270), _550150)
   Exit: (189) [system] get_char((0x55fbb4538270), ')')
   Call: (189) [system] _528492=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_list(')', (0x55fbb4538270), [])
   Call: (188) [system] _3392=[[->, ['AndLink', _p, _q], _p]]
   Exit: (188) [system] [[->, ['AndLink', _p, _q], _p]]=[[->, ['AndLink', _p, _q], _p]]
^  Exit: (187) [user] read_list(')', (0x55fbb4538270), [[->, ['AndLink', _p, _q], _p]])
   Call: (187) [system] _3386=['ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]
   Exit: (187) [system] ['ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]=['ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]
^  Exit: (186) [user] read_list(')', (0x55fbb4538270), ['ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]])
   Call: (186) [system] _3378=[:, 'ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]
   Exit: (186) [system] [:, 'ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]=[:, 'ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]
^  Exit: (185) [user] read_list(')', (0x55fbb4538270), [:, 'ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]])
^  Exit: (184) [user] cont_sexpr(')', (0x55fbb4538270), [:, 'ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]])
^  Call: (184) [user] read_list(')', (0x55fbb4538270), _564032)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _565890)
   Exit: (186) [system] peek_char((0x55fbb4538270), ')')
   Call: (186) [system] ')'=(;)
   Fail: (186) [system] ')'=(;)
   Call: (186) [system] ')'=(/)
   Fail: (186) [system] ')'=(/)
^  Call: (186) [user] is_like_space(')')
   Call: (187) [system] char_type(')', 'white')
   Fail: (187) [system] char_type(')', 'white')
   Call: (187) [system] char_type(')', end_of_line)
   Fail: (187) [system] char_type(')', end_of_line)
   Call: (187) [system] char_type(')', space)
   Fail: (187) [system] char_type(')', space)
   Call: (187) [system] char_type(')', cntrl)
   Fail: (187) [system] char_type(')', cntrl)
^  Fail: (186) [user] is_like_space(')')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _581900)
   Exit: (185) [system] peek_char((0x55fbb4538270), ')')
   Call: (185) [system] ')'=')'
   Exit: (185) [system] ')'=')'
   Call: (185) [system] get_char((0x55fbb4538270), _585690)
   Exit: (185) [system] get_char((0x55fbb4538270), ')')
   Call: (185) [system] _564032=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_list(')', (0x55fbb4538270), [])
   Call: (184) [system] _3374=[[:, 'ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]]
   Exit: (184) [system] [[:, 'ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]]=[[:, 'ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]]
^  Exit: (183) [user] read_list(')', (0x55fbb4538270), [[:, 'ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]])
   Call: (183) [system] _3362=[[rb], [:, 'ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]]
   Exit: (183) [system] [[rb], [:, 'ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]]=[[rb], [:, 'ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]]
^  Exit: (182) [user] read_list(')', (0x55fbb4538270), [[rb], [:, 'ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]])
   Call: (182) [system] _3322=[=, [rb], [:, 'ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]]
   Exit: (182) [system] [=, [rb], [:, 'ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]]=[=, [rb], [:, 'ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]]
^  Exit: (181) [user] read_list(')', (0x55fbb4538270), [=, [rb], [:, 'ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]])
^  Exit: (180) [user] cont_sexpr(')', (0x55fbb4538270), [=, [rb], [:, 'ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]])
^  Exit: (179) [user] read_sexpr((0x55fbb4538270), [=, [rb], [:, 'ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]])
^  Call: (179) [user] assertz(metta_file_comment(114, 0, 4640, [=, [rb], [:, 'ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]], '$stream_position'(4640, 114, 0, 4640)))
^  Exit: (179) [user] assertz(metta_file_comment(114, 0, 4640, [=, [rb], [:, 'ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]], '$stream_position'(4640, 114, 0, 4640)))
^  Exit: (177) [system] once(user:(read_position((0x55fbb4538270), 114, 0, 4640, '$stream_position'(4640, 114, 0, 4640)), read_sexpr((0x55fbb4538270), [=, [rb], [:, 'ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]]), assertz(metta_file_comment(114, 0, 4640, [=, [rb], [:, 'ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]], '$stream_position'(4640, 114, 0, 4640)))))
   Call: (177) [system] fail
^  Call: (177) [user] retract(metta_file_comment(_604208, _604210, _604212, _604214, _604216))
^  Exit: (177) [user] retract(metta_file_comment(66, 0, 2300, '$COMMENT'(";; Trinary rule", 66, 0), '$stream_position'(2300, 66, 0, 2300)))
^  Call: (177) [user] trly(untyped_to_metta, '$COMMENT'(";; Trinary rule", 66, 0), _3084)
^  Call: (178) [user] once(call(untyped_to_metta, '$COMMENT'(";; Trinary rule", 66, 0), _607044))
^  Call: (179) [user] call(untyped_to_metta, '$COMMENT'(";; Trinary rule", 66, 0), _607044)
^  Call: (180) [user] untyped_to_metta('$COMMENT'(";; Trinary rule", 66, 0), _607044)
^  Call: (181) [user] must_det_ll(trly(mfix_vars1, '$COMMENT'(";; Trinary rule", 66, 0), _609860))
^  Call: (182) [user] once(user:trly(mfix_vars1, '$COMMENT'(";; Trinary rule", 66, 0), _609860))
^  Call: (183) [user] trly(mfix_vars1, '$COMMENT'(";; Trinary rule", 66, 0), _609860)
^  Call: (184) [user] once(call(mfix_vars1, '$COMMENT'(";; Trinary rule", 66, 0), _612660))
^  Call: (185) [user] call(mfix_vars1, '$COMMENT'(";; Trinary rule", 66, 0), _612660)
^  Call: (186) [user] mfix_vars1('$COMMENT'(";; Trinary rule", 66, 0), _612660)
   Call: (187) [system] var('$COMMENT'(";; Trinary rule", 66, 0))
   Call: (187) [system] atom('$COMMENT'(";; Trinary rule", 66, 0))
   Call: (187) [system] '$COMMENT'(";; Trinary rule", 66, 0)==true
   Call: (187) [system] '$COMMENT'(";; Trinary rule", 66, 0)==false
   Call: (187) [system] '$COMMENT'(";; Trinary rule", 66, 0)==[_619180, _619186]
   Call: (187) [system] is_list('$COMMENT'(";; Trinary rule", 66, 0))
   Call: (187) [system] string('$COMMENT'(";; Trinary rule", 66, 0))
   Call: (187) [system] compound('$COMMENT'(";; Trinary rule", 66, 0))
   Exit: (187) [system] compound('$COMMENT'(";; Trinary rule", 66, 0))
   Call: (187) [system] compound_name_arguments('$COMMENT'(";; Trinary rule", 66, 0), _623814, _623816)
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";; Trinary rule", 66, 0), '$COMMENT', [";; Trinary rule", 66, 0])
   Call: (187) [system] '$COMMENT'\=='$VAR'
   Exit: (187) [system] '$COMMENT'\=='$VAR'
^  Call: (187) [user] apply:maplist(mfix_vars1, [";; Trinary rule", 66, 0], _627556)
   Call: (188) [apply] apply:maplist_([";; Trinary rule", 66, 0], _627556, user:mfix_vars1)
^  Call: (189) [user] mfix_vars1(";; Trinary rule", _629436)
   Call: (190) [system] var(";; Trinary rule")
   Call: (190) [system] atom(";; Trinary rule")
   Call: (190) [system] ";; Trinary rule"==true
   Call: (190) [system] ";; Trinary rule"==false
   Call: (190) [system] ";; Trinary rule"==[_634078, _634084]
   Call: (190) [system] is_list(";; Trinary rule")
   Call: (190) [system] string(";; Trinary rule")
   Exit: (190) [system] string(";; Trinary rule")
^  Call: (190) [user] string_to_syms
   Call: (191) [system] fail
   Call: (190) [system] compound(";; Trinary rule")
^  Call: (190) [user] symbol(";; Trinary rule")
   Call: (191) [system] atom(";; Trinary rule")
   Fail: (191) [system] atom(";; Trinary rule")
^  Fail: (190) [user] symbol(";; Trinary rule")
   Call: (190) [system] ";; Trinary rule"=_629436
   Exit: (190) [system] ";; Trinary rule"=";; Trinary rule"
^  Exit: (189) [user] mfix_vars1(";; Trinary rule", ";; Trinary rule")
   Call: (189) [apply] apply:maplist_([66, 0], _629438, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1(66, _647958)
   Call: (191) [system] var(66)
   Call: (191) [system] atom(66)
   Call: (191) [system] 66==true
   Call: (191) [system] 66==false
   Call: (191) [system] 66==[_652600, _652606]
   Call: (191) [system] is_list(66)
   Call: (191) [system] string(66)
   Call: (191) [system] compound(66)
^  Call: (191) [user] symbol(66)
   Call: (192) [system] atom(66)
   Fail: (192) [system] atom(66)
^  Fail: (191) [user] symbol(66)
   Call: (191) [system] 66=_647958
   Exit: (191) [system] 66=66
^  Exit: (190) [user] mfix_vars1(66, 66)
   Call: (190) [apply] apply:maplist_([0], _647960, user:mfix_vars1)
^  Call: (191) [user] mfix_vars1(0, _663724)
   Call: (192) [system] var(0)
   Call: (192) [system] atom(0)
   Call: (192) [system] 0==true
   Call: (192) [system] 0==false
   Call: (192) [system] 0==[_668366, _668372]
   Call: (192) [system] is_list(0)
   Call: (192) [system] string(0)
   Call: (192) [system] compound(0)
^  Call: (192) [user] symbol(0)
   Call: (193) [system] atom(0)
   Fail: (193) [system] atom(0)
^  Fail: (192) [user] symbol(0)
   Call: (192) [system] 0=_663724
   Exit: (192) [system] 0=0
^  Exit: (191) [user] mfix_vars1(0, 0)
   Call: (191) [apply] apply:maplist_([], _663726, user:mfix_vars1)
   Exit: (191) [apply] apply:maplist_([], [], user:mfix_vars1)
   Exit: (190) [apply] apply:maplist_([0], [0], user:mfix_vars1)
   Exit: (189) [apply] apply:maplist_([66, 0], [66, 0], user:mfix_vars1)
   Exit: (188) [apply] apply:maplist_([";; Trinary rule", 66, 0], [";; Trinary rule", 66, 0], user:mfix_vars1)
^  Exit: (187) [apply] apply:maplist(user:mfix_vars1, [";; Trinary rule", 66, 0], [";; Trinary rule", 66, 0])
   Call: (187) [system] compound_name_arguments(_612660, '$COMMENT', [";; Trinary rule", 66, 0])
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";; Trinary rule", 66, 0), '$COMMENT', [";; Trinary rule", 66, 0])
^  Exit: (186) [user] mfix_vars1('$COMMENT'(";; Trinary rule", 66, 0), '$COMMENT'(";; Trinary rule", 66, 0))
^  Exit: (185) [system] call(user:mfix_vars1, '$COMMENT'(";; Trinary rule", 66, 0), '$COMMENT'(";; Trinary rule", 66, 0))
^  Exit: (184) [system] once(user:call(mfix_vars1, '$COMMENT'(";; Trinary rule", 66, 0), '$COMMENT'(";; Trinary rule", 66, 0)))
   Call: (184) [system] '$COMMENT'(";; Trinary rule", 66, 0)\=@='$COMMENT'(";; Trinary rule", 66, 0)
^  Exit: (183) [user] trly(mfix_vars1, '$COMMENT'(";; Trinary rule", 66, 0), '$COMMENT'(";; Trinary rule", 66, 0))
^  Exit: (182) [system] once(user:trly(mfix_vars1, '$COMMENT'(";; Trinary rule", 66, 0), '$COMMENT'(";; Trinary rule", 66, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(mfix_vars1, '$COMMENT'(";; Trinary rule", 66, 0), '$COMMENT'(";; Trinary rule", 66, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_c, '$COMMENT'(";; Trinary rule", 66, 0), _692542))
^  Call: (182) [user] once(user:trly(cons_to_c, '$COMMENT'(";; Trinary rule", 66, 0), _692542))
^  Call: (183) [user] trly(cons_to_c, '$COMMENT'(";; Trinary rule", 66, 0), _692542)
^  Call: (184) [user] once(call(cons_to_c, '$COMMENT'(";; Trinary rule", 66, 0), _695342))
^  Call: (185) [user] call(cons_to_c, '$COMMENT'(";; Trinary rule", 66, 0), _695342)
^  Call: (186) [user] cons_to_c('$COMMENT'(";; Trinary rule", 66, 0), _695342)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_c('$COMMENT'(";; Trinary rule", 66, 0), '$COMMENT'(";; Trinary rule", 66, 0))
^  Exit: (185) [system] call(user:cons_to_c, '$COMMENT'(";; Trinary rule", 66, 0), '$COMMENT'(";; Trinary rule", 66, 0))
^  Exit: (184) [system] once(user:call(cons_to_c, '$COMMENT'(";; Trinary rule", 66, 0), '$COMMENT'(";; Trinary rule", 66, 0)))
   Call: (184) [system] '$COMMENT'(";; Trinary rule", 66, 0)\=@='$COMMENT'(";; Trinary rule", 66, 0)
^  Exit: (183) [user] trly(cons_to_c, '$COMMENT'(";; Trinary rule", 66, 0), '$COMMENT'(";; Trinary rule", 66, 0))
^  Exit: (182) [system] once(user:trly(cons_to_c, '$COMMENT'(";; Trinary rule", 66, 0), '$COMMENT'(";; Trinary rule", 66, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_c, '$COMMENT'(";; Trinary rule", 66, 0), '$COMMENT'(";; Trinary rule", 66, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_l, '$COMMENT'(";; Trinary rule", 66, 0), _607044))
^  Call: (182) [user] once(user:trly(cons_to_l, '$COMMENT'(";; Trinary rule", 66, 0), _607044))
^  Call: (183) [user] trly(cons_to_l, '$COMMENT'(";; Trinary rule", 66, 0), _607044)
^  Call: (184) [user] once(call(cons_to_l, '$COMMENT'(";; Trinary rule", 66, 0), _709300))
^  Call: (185) [user] call(cons_to_l, '$COMMENT'(";; Trinary rule", 66, 0), _709300)
^  Call: (186) [user] cons_to_l('$COMMENT'(";; Trinary rule", 66, 0), _709300)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_l('$COMMENT'(";; Trinary rule", 66, 0), '$COMMENT'(";; Trinary rule", 66, 0))
^  Exit: (185) [system] call(user:cons_to_l, '$COMMENT'(";; Trinary rule", 66, 0), '$COMMENT'(";; Trinary rule", 66, 0))
^  Exit: (184) [system] once(user:call(cons_to_l, '$COMMENT'(";; Trinary rule", 66, 0), '$COMMENT'(";; Trinary rule", 66, 0)))
   Call: (184) [system] '$COMMENT'(";; Trinary rule", 66, 0)\=@='$COMMENT'(";; Trinary rule", 66, 0)
^  Exit: (183) [user] trly(cons_to_l, '$COMMENT'(";; Trinary rule", 66, 0), '$COMMENT'(";; Trinary rule", 66, 0))
^  Exit: (182) [system] once(user:trly(cons_to_l, '$COMMENT'(";; Trinary rule", 66, 0), '$COMMENT'(";; Trinary rule", 66, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_l, '$COMMENT'(";; Trinary rule", 66, 0), '$COMMENT'(";; Trinary rule", 66, 0)))
^  Exit: (180) [user] untyped_to_metta('$COMMENT'(";; Trinary rule", 66, 0), '$COMMENT'(";; Trinary rule", 66, 0))
^  Exit: (179) [system] call(user:untyped_to_metta, '$COMMENT'(";; Trinary rule", 66, 0), '$COMMENT'(";; Trinary rule", 66, 0))
^  Exit: (178) [system] once(user:call(untyped_to_metta, '$COMMENT'(";; Trinary rule", 66, 0), '$COMMENT'(";; Trinary rule", 66, 0)))
   Call: (178) [system] '$COMMENT'(";; Trinary rule", 66, 0)\=@='$COMMENT'(";; Trinary rule", 66, 0)
^  Exit: (177) [user] trly(untyped_to_metta, '$COMMENT'(";; Trinary rule", 66, 0), '$COMMENT'(";; Trinary rule", 66, 0))
^  Exit: (176) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; Trinary rule", 66, 0))
   Call: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; Trinary rule", 66, 0))))
   Exit: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; Trinary rule", 66, 0))))
^  Exit: (175) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";; Trinary rule", 66, 0))
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";; Trinary rule", 66, 0))
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; Trinary rule", 66, 0))
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; Trinary rule", 66, 0))))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; Trinary rule", 66, 0))))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";; Trinary rule", 66, 0))
^  Exit: (171) [user] read_sform((0x55fbb4538270), '$COMMENT'(";; Trinary rule", 66, 0))
^  Exit: (170) [system] once(user:read_sform((0x55fbb4538270), '$COMMENT'(";; Trinary rule", 66, 0)))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55fbb4538270), '$COMMENT'(";; Trinary rule", 66, 0)))
   Call: (169) [system] '$COMMENT'(";; Trinary rule", 66, 0)==end_of_file
   Fail: (169) [system] '$COMMENT'(";; Trinary rule", 66, 0)==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Trinary rule", 66, 0)), 113]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";; Trinary rule", 66, 0), nthesize_long_1727480696_9164743, 113)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Trinary rule", 66, 0)), 113]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1727480708.8038964)
   Call: (173) [system] arg(1, t(1727480705.4366713), _3148)
   Exit: (173) [system] arg(1, t(1727480705.4366713), 1727480705.4366713)
   Call: (173) [system] _3158 is 1727480708.8038964-1727480705.4366713
   Exit: (173) [system] 3.367225170135498 is 1727480708.8038964-1727480705.4366713
   Call: (173) [system] 3.367225170135498>4
   Fail: (173) [system] 3.367225170135498>4
^  Exit: (171) [user] if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Trinary rule", 66, 0)), 113]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 22)
   Call: (175) [system] atom(22+1)
   Call: (175) [system] set_flag(translated_forms, 23)
   Exit: (175) [system] set_flag(translated_forms, 23)
   Exit: (174) [$syspreds] update_flag(translated_forms, 22, 22+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 22, 22+1))
   Exit: (171) [$syspreds] flag(translated_forms, 22, 22+1)
^  Call: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";; Trinary rule", 66, 0), nthesize_long_1727480696_9164743, 113)
^  Call: (172) [user] format((0x55fbb44dfd70), "/* ~w */~n", [";; Trinary rule"])
^  Exit: (172) [user] format((0x55fbb44dfd70), "/* ~w */~n", [";; Trinary rule"])
^  Exit: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";; Trinary rule", 66, 0), nthesize_long_1727480696_9164743, 113)
^  Exit: (169) [system] once(user:(if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Trinary rule", 66, 0)), 113]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 22, 22+1), write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";; Trinary rule", 66, 0), nthesize_long_1727480696_9164743, 113)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55fbb4538270))
   Fail: (169) [system] at_end_of_stream((0x55fbb4538270))
^  Call: (169) [user] must_det_ll(line_count((0x55fbb4538270), _3074))
^  Call: (170) [user] once(user:line_count((0x55fbb4538270), _3074))
   Call: (171) [system] line_count((0x55fbb4538270), _3074)
   Exit: (171) [system] line_count((0x55fbb4538270), 114)
^  Exit: (170) [system] once(user:line_count((0x55fbb4538270), 114))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55fbb4538270), 114))
^  Call: (169) [user] must_det_ll(read_sform((0x55fbb4538270), _3084))
^  Call: (170) [user] once(user:read_sform((0x55fbb4538270), _3084))
^  Call: (171) [user] read_sform((0x55fbb4538270), _3084)
   Call: (172) [system] string((0x55fbb4538270))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (173) [system] string((0x55fbb4538270))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (174) [system] at_end_of_stream((0x55fbb4538270))
   Call: (174) [system] peek_char((0x55fbb4538270), _784084)
   Exit: (174) [system] peek_char((0x55fbb4538270), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55fbb4538270), '\n')
   Exit: (174) [system] get_char((0x55fbb4538270), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), _3084)
   Call: (175) [system] at_end_of_stream((0x55fbb4538270))
   Call: (175) [system] peek_char((0x55fbb4538270), _791506)
   Exit: (175) [system] peek_char((0x55fbb4538270), '(')
   Call: (175) [system] char_type('(', space)
^  Call: (175) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (176) [system] string((0x55fbb4538270))
^  Exit: (175) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (175) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (176) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (177) [system] at_end_of_stream((0x55fbb4538270))
   Call: (177) [system] peek_char((0x55fbb4538270), _799844)
   Exit: (177) [system] peek_char((0x55fbb4538270), '(')
   Call: (177) [system] char_type('(', space)
   Call: (177) [system] _802630=(0x55fbb4538270)
   Exit: (177) [system] (0x55fbb4538270)=(0x55fbb4538270)
^  Call: (177) [user] once((read_position((0x55fbb4538270), _804498, _804500, _804502, _804504), read_sexpr((0x55fbb4538270), _804516), assertz(metta_file_comment(_804498, _804500, _804502, _804516, _804504))))
^  Call: (179) [user] read_position((0x55fbb4538270), _804498, _804500, _804502, _804504)
   Call: (180) [system] stream_property((0x55fbb4538270), position(_804504))
   Call: (181) [system] nonvar((0x55fbb4538270))
   Exit: (181) [system] nonvar((0x55fbb4538270))
   Call: (181) [system] nonvar(position(_804504))
   Exit: (181) [system] nonvar(position(_804504))
   Exit: (180) [system] stream_property((0x55fbb4538270), position('$stream_position'(4704, 115, 0, 4704)))
   Call: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(4704, 115, 0, 4704), _804498)
   Call: (181) [system] nonvar(line_count)
   Exit: (181) [system] nonvar(line_count)
   Call: (181) [$syspreds] stream_position_field(line_count, _814756)
   Exit: (181) [$syspreds] stream_position_field(line_count, 2)
   Call: (181) [system] arg(2, '$stream_position'(4704, 115, 0, 4704), _804498)
   Exit: (181) [system] arg(2, '$stream_position'(4704, 115, 0, 4704), 115)
   Exit: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(4704, 115, 0, 4704), 115)
   Call: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(4704, 115, 0, 4704), _804500)
   Call: (181) [system] nonvar(line_position)
   Exit: (181) [system] nonvar(line_position)
   Call: (181) [$syspreds] stream_position_field(line_position, _822190)
   Exit: (181) [$syspreds] stream_position_field(line_position, 3)
   Call: (181) [system] arg(3, '$stream_position'(4704, 115, 0, 4704), _804500)
   Exit: (181) [system] arg(3, '$stream_position'(4704, 115, 0, 4704), 0)
   Exit: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(4704, 115, 0, 4704), 0)
   Call: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(4704, 115, 0, 4704), _804502)
   Call: (181) [system] nonvar(char_count)
   Exit: (181) [system] nonvar(char_count)
   Call: (181) [$syspreds] stream_position_field(char_count, _829624)
   Exit: (181) [$syspreds] stream_position_field(char_count, 1)
   Call: (181) [system] arg(1, '$stream_position'(4704, 115, 0, 4704), _804502)
   Exit: (181) [system] arg(1, '$stream_position'(4704, 115, 0, 4704), 4704)
   Exit: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(4704, 115, 0, 4704), 4704)
^  Exit: (179) [user] read_position((0x55fbb4538270), 115, 0, 4704, '$stream_position'(4704, 115, 0, 4704))
^  Call: (179) [user] read_sexpr((0x55fbb4538270), _804516)
   Call: (180) [system] string((0x55fbb4538270))
   Fail: (180) [system] string((0x55fbb4538270))
^  Call: (180) [user] cont_sexpr(')', (0x55fbb4538270), _804516)
^  Call: (181) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] peek_char((0x55fbb4538270), _839850)
   Exit: (182) [system] peek_char((0x55fbb4538270), '(')
   Call: (182) [system] '('=(;)
   Fail: (182) [system] '('=(;)
   Call: (182) [system] '('=(/)
   Fail: (182) [system] '('=(/)
^  Call: (182) [user] is_like_space('(')
   Call: (183) [system] char_type('(', 'white')
   Fail: (183) [system] char_type('(', 'white')
   Call: (183) [system] char_type('(', end_of_line)
   Fail: (183) [system] char_type('(', end_of_line)
   Call: (183) [system] char_type('(', space)
   Fail: (183) [system] char_type('(', space)
   Call: (183) [system] char_type('(', cntrl)
   Fail: (183) [system] char_type('(', cntrl)
^  Fail: (182) [user] is_like_space('(')
^  Exit: (181) [user] skip_spaces((0x55fbb4538270))
   Call: (181) [system] get_char((0x55fbb4538270), _855860)
   Exit: (181) [system] get_char((0x55fbb4538270), '(')
   Call: (181) [system] '('='('
   Exit: (181) [system] '('='('
^  Call: (181) [user] read_list(')', (0x55fbb4538270), _804516)
^  Call: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _861430)
   Exit: (183) [system] peek_char((0x55fbb4538270), =)
   Call: (183) [system] (=)=(;)
   Fail: (183) [system] (=)=(;)
   Call: (183) [system] (=)=(/)
   Fail: (183) [system] (=)=(/)
^  Call: (183) [user] is_like_space(=)
   Call: (184) [system] char_type(=, 'white')
   Fail: (184) [system] char_type(=, 'white')
   Call: (184) [system] char_type(=, end_of_line)
   Fail: (184) [system] char_type(=, end_of_line)
   Call: (184) [system] char_type(=, space)
   Fail: (184) [system] char_type(=, space)
   Call: (184) [system] char_type(=, cntrl)
   Fail: (184) [system] char_type(=, cntrl)
^  Fail: (183) [user] is_like_space(=)
^  Exit: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] peek_char((0x55fbb4538270), _877440)
   Exit: (182) [system] peek_char((0x55fbb4538270), =)
   Call: (182) [system] (=)=')'
   Fail: (182) [system] (=)=')'
   Call: (182) [system] (=)=end_of_file
   Fail: (182) [system] (=)=end_of_file
^  Call: (182) [user] cont_sexpr(')', (0x55fbb4538270), _883010)
^  Call: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _884868)
   Exit: (184) [system] peek_char((0x55fbb4538270), =)
   Call: (184) [system] (=)=(;)
   Fail: (184) [system] (=)=(;)
   Call: (184) [system] (=)=(/)
   Fail: (184) [system] (=)=(/)
^  Call: (184) [user] is_like_space(=)
   Call: (185) [system] char_type(=, 'white')
   Fail: (185) [system] char_type(=, 'white')
   Call: (185) [system] char_type(=, end_of_line)
   Fail: (185) [system] char_type(=, end_of_line)
   Call: (185) [system] char_type(=, space)
   Fail: (185) [system] char_type(=, space)
   Call: (185) [system] char_type(=, cntrl)
   Fail: (185) [system] char_type(=, cntrl)
^  Fail: (184) [user] is_like_space(=)
^  Exit: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] get_char((0x55fbb4538270), _900878)
   Exit: (183) [system] get_char((0x55fbb4538270), =)
   Call: (183) [system] (=)='('
   Fail: (183) [system] (=)='('
   Call: (183) [system] (=)='['
   Fail: (183) [system] (=)='['
   Call: (183) [system] (=)='{'
   Fail: (183) [system] (=)='{'
   Call: (183) [system] (=)='"'
   Fail: (183) [system] (=)='"'
   Call: (183) [system] (=)=!
   Fail: (183) [system] (=)=!
   Call: (183) [system] (=)='\''
   Fail: (183) [system] (=)='\''
   Call: (183) [system] (=)='`'
   Fail: (183) [system] (=)='`'
   Call: (183) [system] (=)=end_of_file
   Fail: (183) [system] (=)=end_of_file
^  Call: (183) [user] read_symbolic(')', (0x55fbb4538270), =, _883010)
^  Call: (184) [user] read_symbolic_cont(')', (0x55fbb4538270), _918520)
   Call: (185) [system] peek_char((0x55fbb4538270), _919454)
   Exit: (185) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (185) [user] is_delimiter(' ')
   Call: (186) [system] char_type(' ', space)
   Exit: (186) [system] char_type(' ', space)
^  Exit: (185) [user] is_delimiter(' ')
   Call: (185) [system] _918520=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (184) [user] classify_and_convert_charseq([=], _883010)
^  Call: (185) [user] classify_and_convert_charseq_([=], _928738)
^  Call: (187) [system] setup_call_cleanup('$notrace'(_929690, _929692), once(user:catch(read_from_chars([=], _928738), _929672, fail)), '$restore_trace'(_929690, _929692))
^  Call: (188) [system] sig_atomic(system:'$notrace'(_929690, _929692))
^  Exit: (187) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([=], =), _929672, fail)), system:'$restore_trace'(3, -1))
   Call: (186) [system] atomic(=)
   Exit: (186) [system] atomic(=)
^  Exit: (185) [user] classify_and_convert_charseq_([=], =)
   Call: (185) [system] integer(=)
   Fail: (185) [system] integer(=)
   Call: (185) [system] _883010=(=)
   Exit: (185) [system] (=)=(=)
^  Exit: (184) [user] classify_and_convert_charseq([=], =)
^  Exit: (183) [user] read_symbolic(')', (0x55fbb4538270), =, =)
^  Exit: (182) [user] cont_sexpr(')', (0x55fbb4538270), =)
^  Call: (182) [user] read_list(')', (0x55fbb4538270), _941818)
^  Call: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _943676)
   Exit: (184) [system] peek_char((0x55fbb4538270), ' ')
   Call: (184) [system] ' '=(;)
   Fail: (184) [system] ' '=(;)
   Call: (184) [system] ' '=(/)
   Fail: (184) [system] ' '=(/)
^  Call: (184) [user] is_like_space(' ')
   Call: (185) [system] char_type(' ', 'white')
   Exit: (185) [system] char_type(' ', 'white')
^  Exit: (184) [user] is_like_space(' ')
   Call: (184) [system] get_char((0x55fbb4538270), _953270)
   Exit: (184) [system] get_char((0x55fbb4538270), ' ')
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _955974)
   Exit: (185) [system] peek_char((0x55fbb4538270), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
   Call: (185) [system] '('=(/)
   Fail: (185) [system] '('=(/)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
^  Exit: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _972908)
   Exit: (183) [system] peek_char((0x55fbb4538270), '(')
   Call: (183) [system] '('=')'
   Fail: (183) [system] '('=')'
   Call: (183) [system] '('=end_of_file
   Fail: (183) [system] '('=end_of_file
^  Call: (183) [user] cont_sexpr(')', (0x55fbb4538270), _978478)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _980336)
   Exit: (185) [system] peek_char((0x55fbb4538270), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
   Call: (185) [system] '('=(/)
   Fail: (185) [system] '('=(/)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] get_char((0x55fbb4538270), _996346)
   Exit: (184) [system] get_char((0x55fbb4538270), '(')
   Call: (184) [system] '('='('
   Exit: (184) [system] '('='('
^  Call: (184) [user] read_list(')', (0x55fbb4538270), _978478)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1001916)
   Exit: (186) [system] peek_char((0x55fbb4538270), r)
   Call: (186) [system] r=(;)
   Fail: (186) [system] r=(;)
   Call: (186) [system] r=(/)
   Fail: (186) [system] r=(/)
^  Call: (186) [user] is_like_space(r)
   Call: (187) [system] char_type(r, 'white')
   Fail: (187) [system] char_type(r, 'white')
   Call: (187) [system] char_type(r, end_of_line)
   Fail: (187) [system] char_type(r, end_of_line)
   Call: (187) [system] char_type(r, space)
   Fail: (187) [system] char_type(r, space)
   Call: (187) [system] char_type(r, cntrl)
   Fail: (187) [system] char_type(r, cntrl)
^  Fail: (186) [user] is_like_space(r)
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1017926)
   Exit: (185) [system] peek_char((0x55fbb4538270), r)
   Call: (185) [system] r=')'
   Fail: (185) [system] r=')'
   Call: (185) [system] r=end_of_file
   Fail: (185) [system] r=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55fbb4538270), _1023496)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1025354)
   Exit: (187) [system] peek_char((0x55fbb4538270), r)
   Call: (187) [system] r=(;)
   Fail: (187) [system] r=(;)
   Call: (187) [system] r=(/)
   Fail: (187) [system] r=(/)
^  Call: (187) [user] is_like_space(r)
   Call: (188) [system] char_type(r, 'white')
   Fail: (188) [system] char_type(r, 'white')
   Call: (188) [system] char_type(r, end_of_line)
   Fail: (188) [system] char_type(r, end_of_line)
   Call: (188) [system] char_type(r, space)
   Fail: (188) [system] char_type(r, space)
   Call: (188) [system] char_type(r, cntrl)
   Fail: (188) [system] char_type(r, cntrl)
^  Fail: (187) [user] is_like_space(r)
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] get_char((0x55fbb4538270), _1041364)
   Exit: (186) [system] get_char((0x55fbb4538270), r)
   Call: (186) [system] r='('
   Fail: (186) [system] r='('
   Call: (186) [system] r='['
   Fail: (186) [system] r='['
   Call: (186) [system] r='{'
   Fail: (186) [system] r='{'
   Call: (186) [system] r='"'
   Fail: (186) [system] r='"'
   Call: (186) [system] r=!
   Fail: (186) [system] r=!
   Call: (186) [system] r='\''
   Fail: (186) [system] r='\''
   Call: (186) [system] r='`'
   Fail: (186) [system] r='`'
   Call: (186) [system] r=end_of_file
   Fail: (186) [system] r=end_of_file
^  Call: (186) [user] read_symbolic(')', (0x55fbb4538270), r, _1023496)
^  Call: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), _1059006)
   Call: (188) [system] peek_char((0x55fbb4538270), _1059940)
   Exit: (188) [system] peek_char((0x55fbb4538270), b)
^  Call: (188) [user] is_delimiter(b)
   Call: (189) [system] char_type(b, space)
   Fail: (189) [system] char_type(b, space)
   Call: (189) [system] arg(_1064660, v('(', ')', end_of_file), b)
   Fail: (189) [system] arg(_1065592, v('(', ')', end_of_file), b)
^  Fail: (188) [user] is_delimiter(b)
   Call: (188) [system] ')'==b
   Fail: (188) [system] ')'==b
   Call: (188) [system] get_char((0x55fbb4538270), b)
   Exit: (188) [system] get_char((0x55fbb4538270), b)
   Call: (188) [system] b=(\)
   Fail: (188) [system] b=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _1072942)
   Call: (189) [system] peek_char((0x55fbb4538270), _1073876)
   Exit: (189) [system] peek_char((0x55fbb4538270), ')')
^  Call: (189) [user] is_delimiter(')')
   Call: (190) [system] char_type(')', space)
   Fail: (190) [system] char_type(')', space)
   Call: (190) [system] arg(_1078596, v('(', ')', end_of_file), ')')
   Exit: (190) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (189) [user] is_delimiter(')')
   Call: (189) [system] _1072942=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (188) [system] _1059006=[b]
   Exit: (188) [system] [b]=[b]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
^  Call: (187) [user] classify_and_convert_charseq([r, b], _1023496)
^  Call: (188) [user] classify_and_convert_charseq_([r, b], _1087826)
^  Call: (190) [system] setup_call_cleanup('$notrace'(_1088778, _1088780), once(user:catch(read_from_chars([r, b], _1087826), _1088760, fail)), '$restore_trace'(_1088778, _1088780))
^  Call: (191) [system] sig_atomic(system:'$notrace'(_1088778, _1088780))
^  Exit: (190) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([r, b], rb), _1088760, fail)), system:'$restore_trace'(3, -1))
   Call: (189) [system] atomic(rb)
   Exit: (189) [system] atomic(rb)
^  Exit: (188) [user] classify_and_convert_charseq_([r, b], rb)
   Call: (188) [system] integer(rb)
   Fail: (188) [system] integer(rb)
   Call: (188) [system] _1023496=rb
   Exit: (188) [system] rb=rb
^  Exit: (187) [user] classify_and_convert_charseq([r, b], rb)
^  Exit: (186) [user] read_symbolic(')', (0x55fbb4538270), r, rb)
^  Exit: (185) [user] cont_sexpr(')', (0x55fbb4538270), rb)
^  Call: (185) [user] read_list(')', (0x55fbb4538270), _1100906)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1102764)
   Exit: (187) [system] peek_char((0x55fbb4538270), ')')
   Call: (187) [system] ')'=(;)
   Fail: (187) [system] ')'=(;)
   Call: (187) [system] ')'=(/)
   Fail: (187) [system] ')'=(/)
^  Call: (187) [user] is_like_space(')')
   Call: (188) [system] char_type(')', 'white')
   Fail: (188) [system] char_type(')', 'white')
   Call: (188) [system] char_type(')', end_of_line)
   Fail: (188) [system] char_type(')', end_of_line)
   Call: (188) [system] char_type(')', space)
   Fail: (188) [system] char_type(')', space)
   Call: (188) [system] char_type(')', cntrl)
   Fail: (188) [system] char_type(')', cntrl)
^  Fail: (187) [user] is_like_space(')')
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1118774)
   Exit: (186) [system] peek_char((0x55fbb4538270), ')')
   Call: (186) [system] ')'=')'
   Exit: (186) [system] ')'=')'
   Call: (186) [system] get_char((0x55fbb4538270), _1122564)
   Exit: (186) [system] get_char((0x55fbb4538270), ')')
   Call: (186) [system] _1100906=[]
   Exit: (186) [system] []=[]
^  Exit: (185) [user] read_list(')', (0x55fbb4538270), [])
   Call: (185) [system] _978478=[rb]
   Exit: (185) [system] [rb]=[rb]
^  Exit: (184) [user] read_list(')', (0x55fbb4538270), [rb])
^  Exit: (183) [user] cont_sexpr(')', (0x55fbb4538270), [rb])
^  Call: (183) [user] read_list(')', (0x55fbb4538270), _1130858)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1132716)
   Exit: (185) [system] peek_char((0x55fbb4538270), ' ')
   Call: (185) [system] ' '=(;)
   Fail: (185) [system] ' '=(;)
   Call: (185) [system] ' '=(/)
   Fail: (185) [system] ' '=(/)
^  Call: (185) [user] is_like_space(' ')
   Call: (186) [system] char_type(' ', 'white')
   Exit: (186) [system] char_type(' ', 'white')
^  Exit: (185) [user] is_like_space(' ')
   Call: (185) [system] get_char((0x55fbb4538270), _1142310)
   Exit: (185) [system] get_char((0x55fbb4538270), ' ')
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1145014)
   Exit: (186) [system] peek_char((0x55fbb4538270), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
   Call: (186) [system] '('=(/)
   Fail: (186) [system] '('=(/)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _1161948)
   Exit: (184) [system] peek_char((0x55fbb4538270), '(')
   Call: (184) [system] '('=')'
   Fail: (184) [system] '('=')'
   Call: (184) [system] '('=end_of_file
   Fail: (184) [system] '('=end_of_file
^  Call: (184) [user] cont_sexpr(')', (0x55fbb4538270), _1167518)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1169376)
   Exit: (186) [system] peek_char((0x55fbb4538270), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
   Call: (186) [system] '('=(/)
   Fail: (186) [system] '('=(/)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] get_char((0x55fbb4538270), _1185386)
   Exit: (185) [system] get_char((0x55fbb4538270), '(')
   Call: (185) [system] '('='('
   Exit: (185) [system] '('='('
^  Call: (185) [user] read_list(')', (0x55fbb4538270), _1167518)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1190956)
   Exit: (187) [system] peek_char((0x55fbb4538270), :)
   Call: (187) [system] (:)=(;)
   Fail: (187) [system] (:)=(;)
   Call: (187) [system] (:)=(/)
   Fail: (187) [system] (:)=(/)
^  Call: (187) [user] is_like_space(:)
   Call: (188) [system] char_type(:, 'white')
   Fail: (188) [system] char_type(:, 'white')
   Call: (188) [system] char_type(:, end_of_line)
   Fail: (188) [system] char_type(:, end_of_line)
   Call: (188) [system] char_type(:, space)
   Fail: (188) [system] char_type(:, space)
   Call: (188) [system] char_type(:, cntrl)
   Fail: (188) [system] char_type(:, cntrl)
^  Fail: (187) [user] is_like_space(:)
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1206966)
   Exit: (186) [system] peek_char((0x55fbb4538270), :)
   Call: (186) [system] (:)=')'
   Fail: (186) [system] (:)=')'
   Call: (186) [system] (:)=end_of_file
   Fail: (186) [system] (:)=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55fbb4538270), _1212536)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1214394)
   Exit: (188) [system] peek_char((0x55fbb4538270), :)
   Call: (188) [system] (:)=(;)
   Fail: (188) [system] (:)=(;)
   Call: (188) [system] (:)=(/)
   Fail: (188) [system] (:)=(/)
^  Call: (188) [user] is_like_space(:)
   Call: (189) [system] char_type(:, 'white')
   Fail: (189) [system] char_type(:, 'white')
   Call: (189) [system] char_type(:, end_of_line)
   Fail: (189) [system] char_type(:, end_of_line)
   Call: (189) [system] char_type(:, space)
   Fail: (189) [system] char_type(:, space)
   Call: (189) [system] char_type(:, cntrl)
   Fail: (189) [system] char_type(:, cntrl)
^  Fail: (188) [user] is_like_space(:)
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] get_char((0x55fbb4538270), _1230404)
   Exit: (187) [system] get_char((0x55fbb4538270), :)
   Call: (187) [system] (:)='('
   Fail: (187) [system] (:)='('
   Call: (187) [system] (:)='['
   Fail: (187) [system] (:)='['
   Call: (187) [system] (:)='{'
   Fail: (187) [system] (:)='{'
   Call: (187) [system] (:)='"'
   Fail: (187) [system] (:)='"'
   Call: (187) [system] (:)=!
   Fail: (187) [system] (:)=!
   Call: (187) [system] (:)='\''
   Fail: (187) [system] (:)='\''
   Call: (187) [system] (:)='`'
   Fail: (187) [system] (:)='`'
   Call: (187) [system] (:)=end_of_file
   Fail: (187) [system] (:)=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55fbb4538270), :, _1212536)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _1248046)
   Call: (189) [system] peek_char((0x55fbb4538270), _1248980)
   Exit: (189) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (189) [user] is_delimiter(' ')
   Call: (190) [system] char_type(' ', space)
   Exit: (190) [system] char_type(' ', space)
^  Exit: (189) [user] is_delimiter(' ')
   Call: (189) [system] _1248046=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (188) [user] classify_and_convert_charseq([:], _1212536)
^  Call: (189) [user] classify_and_convert_charseq_([:], _1258264)
^  Call: (191) [system] setup_call_cleanup('$notrace'(_1259216, _1259218), once(user:catch(read_from_chars([:], _1258264), _1259198, fail)), '$restore_trace'(_1259216, _1259218))
^  Call: (192) [system] sig_atomic(system:'$notrace'(_1259216, _1259218))
^  Exit: (191) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1259198, fail)), system:'$restore_trace'(3, -1))
   Call: (190) [system] atomic(:)
   Exit: (190) [system] atomic(:)
^  Exit: (189) [user] classify_and_convert_charseq_([:], :)
   Call: (189) [system] integer(:)
   Fail: (189) [system] integer(:)
   Call: (189) [system] _1212536=(:)
   Exit: (189) [system] (:)=(:)
^  Exit: (188) [user] classify_and_convert_charseq([:], :)
^  Exit: (187) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (186) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (186) [user] read_list(')', (0x55fbb4538270), _1271344)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1273202)
   Exit: (188) [system] peek_char((0x55fbb4538270), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
   Call: (188) [system] ' '=(/)
   Fail: (188) [system] ' '=(/)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55fbb4538270), _1282796)
   Exit: (188) [system] get_char((0x55fbb4538270), ' ')
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1285500)
   Exit: (189) [system] peek_char((0x55fbb4538270), 'C')
   Call: (189) [system] 'C'=(;)
   Fail: (189) [system] 'C'=(;)
   Call: (189) [system] 'C'=(/)
   Fail: (189) [system] 'C'=(/)
^  Call: (189) [user] is_like_space('C')
   Call: (190) [system] char_type('C', 'white')
   Fail: (190) [system] char_type('C', 'white')
   Call: (190) [system] char_type('C', end_of_line)
   Fail: (190) [system] char_type('C', end_of_line)
   Call: (190) [system] char_type('C', space)
   Fail: (190) [system] char_type('C', space)
   Call: (190) [system] char_type('C', cntrl)
   Fail: (190) [system] char_type('C', cntrl)
^  Fail: (189) [user] is_like_space('C')
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1302434)
   Exit: (187) [system] peek_char((0x55fbb4538270), 'C')
   Call: (187) [system] 'C'=')'
   Fail: (187) [system] 'C'=')'
   Call: (187) [system] 'C'=end_of_file
   Fail: (187) [system] 'C'=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55fbb4538270), _1308004)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1309862)
   Exit: (189) [system] peek_char((0x55fbb4538270), 'C')
   Call: (189) [system] 'C'=(;)
   Fail: (189) [system] 'C'=(;)
   Call: (189) [system] 'C'=(/)
   Fail: (189) [system] 'C'=(/)
^  Call: (189) [user] is_like_space('C')
   Call: (190) [system] char_type('C', 'white')
   Fail: (190) [system] char_type('C', 'white')
   Call: (190) [system] char_type('C', end_of_line)
   Fail: (190) [system] char_type('C', end_of_line)
   Call: (190) [system] char_type('C', space)
   Fail: (190) [system] char_type('C', space)
   Call: (190) [system] char_type('C', cntrl)
   Fail: (190) [system] char_type('C', cntrl)
^  Fail: (189) [user] is_like_space('C')
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] get_char((0x55fbb4538270), _1325872)
   Exit: (188) [system] get_char((0x55fbb4538270), 'C')
   Call: (188) [system] 'C'='('
   Fail: (188) [system] 'C'='('
   Call: (188) [system] 'C'='['
   Fail: (188) [system] 'C'='['
   Call: (188) [system] 'C'='{'
   Fail: (188) [system] 'C'='{'
   Call: (188) [system] 'C'='"'
   Fail: (188) [system] 'C'='"'
   Call: (188) [system] 'C'=!
   Fail: (188) [system] 'C'=!
   Call: (188) [system] 'C'='\''
   Fail: (188) [system] 'C'='\''
   Call: (188) [system] 'C'='`'
   Fail: (188) [system] 'C'='`'
   Call: (188) [system] 'C'=end_of_file
   Fail: (188) [system] 'C'=end_of_file
^  Call: (188) [user] read_symbolic(')', (0x55fbb4538270), 'C', _1308004)
^  Call: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), _1343514)
   Call: (190) [system] peek_char((0x55fbb4538270), _1344448)
   Exit: (190) [system] peek_char((0x55fbb4538270), o)
^  Call: (190) [user] is_delimiter(o)
   Call: (191) [system] char_type(o, space)
   Fail: (191) [system] char_type(o, space)
   Call: (191) [system] arg(_1349168, v('(', ')', end_of_file), o)
   Fail: (191) [system] arg(_1350100, v('(', ')', end_of_file), o)
^  Fail: (190) [user] is_delimiter(o)
   Call: (190) [system] ')'==o
   Fail: (190) [system] ')'==o
   Call: (190) [system] get_char((0x55fbb4538270), o)
   Exit: (190) [system] get_char((0x55fbb4538270), o)
   Call: (190) [system] o=(\)
   Fail: (190) [system] o=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _1357450)
   Call: (191) [system] peek_char((0x55fbb4538270), _1358384)
   Exit: (191) [system] peek_char((0x55fbb4538270), n)
^  Call: (191) [user] is_delimiter(n)
   Call: (192) [system] char_type(n, space)
   Fail: (192) [system] char_type(n, space)
   Call: (192) [system] arg(_1363104, v('(', ')', end_of_file), n)
   Fail: (192) [system] arg(_1364036, v('(', ')', end_of_file), n)
^  Fail: (191) [user] is_delimiter(n)
   Call: (191) [system] ')'==n
   Fail: (191) [system] ')'==n
   Call: (191) [system] get_char((0x55fbb4538270), n)
   Exit: (191) [system] get_char((0x55fbb4538270), n)
   Call: (191) [system] n=(\)
   Fail: (191) [system] n=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _1371386)
   Call: (192) [system] peek_char((0x55fbb4538270), _1372320)
   Exit: (192) [system] peek_char((0x55fbb4538270), j)
^  Call: (192) [user] is_delimiter(j)
   Call: (193) [system] char_type(j, space)
   Fail: (193) [system] char_type(j, space)
   Call: (193) [system] arg(_1377040, v('(', ')', end_of_file), j)
   Fail: (193) [system] arg(_1377972, v('(', ')', end_of_file), j)
^  Fail: (192) [user] is_delimiter(j)
   Call: (192) [system] ')'==j
   Fail: (192) [system] ')'==j
   Call: (192) [system] get_char((0x55fbb4538270), j)
   Exit: (192) [system] get_char((0x55fbb4538270), j)
   Call: (192) [system] j=(\)
   Fail: (192) [system] j=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _1385322)
   Call: (193) [system] peek_char((0x55fbb4538270), _1386256)
   Exit: (193) [system] peek_char((0x55fbb4538270), u)
^  Call: (193) [user] is_delimiter(u)
   Call: (194) [system] char_type(u, space)
   Fail: (194) [system] char_type(u, space)
   Call: (194) [system] arg(_1390976, v('(', ')', end_of_file), u)
   Fail: (194) [system] arg(_1391908, v('(', ')', end_of_file), u)
^  Fail: (193) [user] is_delimiter(u)
   Call: (193) [system] ')'==u
   Fail: (193) [system] ')'==u
   Call: (193) [system] get_char((0x55fbb4538270), u)
   Exit: (193) [system] get_char((0x55fbb4538270), u)
   Call: (193) [system] u=(\)
   Fail: (193) [system] u=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _1399258)
   Call: (194) [system] peek_char((0x55fbb4538270), _1400192)
   Exit: (194) [system] peek_char((0x55fbb4538270), n)
^  Call: (194) [user] is_delimiter(n)
   Call: (195) [system] char_type(n, space)
   Fail: (195) [system] char_type(n, space)
   Call: (195) [system] arg(_1404912, v('(', ')', end_of_file), n)
   Fail: (195) [system] arg(_1405844, v('(', ')', end_of_file), n)
^  Fail: (194) [user] is_delimiter(n)
   Call: (194) [system] ')'==n
   Fail: (194) [system] ')'==n
   Call: (194) [system] get_char((0x55fbb4538270), n)
   Exit: (194) [system] get_char((0x55fbb4538270), n)
   Call: (194) [system] n=(\)
   Fail: (194) [system] n=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _1413194)
   Call: (195) [system] peek_char((0x55fbb4538270), _1414128)
   Exit: (195) [system] peek_char((0x55fbb4538270), c)
^  Call: (195) [user] is_delimiter(c)
   Call: (196) [system] char_type(c, space)
   Fail: (196) [system] char_type(c, space)
   Call: (196) [system] arg(_1418848, v('(', ')', end_of_file), c)
   Fail: (196) [system] arg(_1419780, v('(', ')', end_of_file), c)
^  Fail: (195) [user] is_delimiter(c)
   Call: (195) [system] ')'==c
   Fail: (195) [system] ')'==c
   Call: (195) [system] get_char((0x55fbb4538270), c)
   Exit: (195) [system] get_char((0x55fbb4538270), c)
   Call: (195) [system] c=(\)
   Fail: (195) [system] c=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _1427130)
   Call: (196) [system] peek_char((0x55fbb4538270), _1428064)
   Exit: (196) [system] peek_char((0x55fbb4538270), t)
^  Call: (196) [user] is_delimiter(t)
   Call: (197) [system] char_type(t, space)
   Fail: (197) [system] char_type(t, space)
   Call: (197) [system] arg(_1432784, v('(', ')', end_of_file), t)
   Fail: (197) [system] arg(_1433716, v('(', ')', end_of_file), t)
^  Fail: (196) [user] is_delimiter(t)
   Call: (196) [system] ')'==t
   Fail: (196) [system] ')'==t
   Call: (196) [system] get_char((0x55fbb4538270), t)
   Exit: (196) [system] get_char((0x55fbb4538270), t)
   Call: (196) [system] t=(\)
   Fail: (196) [system] t=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _1441066)
   Call: (197) [system] peek_char((0x55fbb4538270), _1442000)
   Exit: (197) [system] peek_char((0x55fbb4538270), i)
^  Call: (197) [user] is_delimiter(i)
   Call: (198) [system] char_type(i, space)
   Fail: (198) [system] char_type(i, space)
   Call: (198) [system] arg(_1446720, v('(', ')', end_of_file), i)
   Fail: (198) [system] arg(_1447652, v('(', ')', end_of_file), i)
^  Fail: (197) [user] is_delimiter(i)
   Call: (197) [system] ')'==i
   Fail: (197) [system] ')'==i
   Call: (197) [system] get_char((0x55fbb4538270), i)
   Exit: (197) [system] get_char((0x55fbb4538270), i)
   Call: (197) [system] i=(\)
   Fail: (197) [system] i=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _1455002)
   Call: (198) [system] peek_char((0x55fbb4538270), _1455936)
   Exit: (198) [system] peek_char((0x55fbb4538270), o)
^  Call: (198) [user] is_delimiter(o)
   Call: (199) [system] char_type(o, space)
   Fail: (199) [system] char_type(o, space)
   Call: (199) [system] arg(_1460656, v('(', ')', end_of_file), o)
   Fail: (199) [system] arg(_1461588, v('(', ')', end_of_file), o)
^  Fail: (198) [user] is_delimiter(o)
   Call: (198) [system] ')'==o
   Fail: (198) [system] ')'==o
   Call: (198) [system] get_char((0x55fbb4538270), o)
   Exit: (198) [system] get_char((0x55fbb4538270), o)
   Call: (198) [system] o=(\)
   Fail: (198) [system] o=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _1468938)
   Call: (199) [system] peek_char((0x55fbb4538270), _1469872)
   Exit: (199) [system] peek_char((0x55fbb4538270), n)
^  Call: (199) [user] is_delimiter(n)
   Call: (200) [system] char_type(n, space)
   Fail: (200) [system] char_type(n, space)
   Call: (200) [system] arg(_1474592, v('(', ')', end_of_file), n)
   Fail: (200) [system] arg(_1475524, v('(', ')', end_of_file), n)
^  Fail: (199) [user] is_delimiter(n)
   Call: (199) [system] ')'==n
   Fail: (199) [system] ')'==n
   Call: (199) [system] get_char((0x55fbb4538270), n)
   Exit: (199) [system] get_char((0x55fbb4538270), n)
   Call: (199) [system] n=(\)
   Fail: (199) [system] n=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _1482874)
   Call: (200) [system] peek_char((0x55fbb4538270), _1483808)
   Exit: (200) [system] peek_char((0x55fbb4538270), 'E')
^  Call: (200) [user] is_delimiter('E')
   Call: (201) [system] char_type('E', space)
   Fail: (201) [system] char_type('E', space)
   Call: (201) [system] arg(_1488528, v('(', ')', end_of_file), 'E')
   Fail: (201) [system] arg(_1489460, v('(', ')', end_of_file), 'E')
^  Fail: (200) [user] is_delimiter('E')
   Call: (200) [system] ')'=='E'
   Fail: (200) [system] ')'=='E'
   Call: (200) [system] get_char((0x55fbb4538270), 'E')
   Exit: (200) [system] get_char((0x55fbb4538270), 'E')
   Call: (200) [system] 'E'=(\)
   Fail: (200) [system] 'E'=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _1496810)
   Call: (201) [system] peek_char((0x55fbb4538270), _1497744)
   Exit: (201) [system] peek_char((0x55fbb4538270), l)
^  Call: (201) [user] is_delimiter(l)
   Call: (202) [system] char_type(l, space)
   Fail: (202) [system] char_type(l, space)
   Call: (202) [system] arg(_1502464, v('(', ')', end_of_file), l)
   Fail: (202) [system] arg(_1503396, v('(', ')', end_of_file), l)
^  Fail: (201) [user] is_delimiter(l)
   Call: (201) [system] ')'==l
   Fail: (201) [system] ')'==l
   Call: (201) [system] get_char((0x55fbb4538270), l)
   Exit: (201) [system] get_char((0x55fbb4538270), l)
   Call: (201) [system] l=(\)
   Fail: (201) [system] l=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1510746)
   Call: (202) [system] peek_char((0x55fbb4538270), _1511680)
   Exit: (202) [system] peek_char((0x55fbb4538270), i)
^  Call: (202) [user] is_delimiter(i)
   Call: (203) [system] char_type(i, space)
   Fail: (203) [system] char_type(i, space)
   Call: (203) [system] arg(_1516400, v('(', ')', end_of_file), i)
   Fail: (203) [system] arg(_1517332, v('(', ')', end_of_file), i)
^  Fail: (202) [user] is_delimiter(i)
   Call: (202) [system] ')'==i
   Fail: (202) [system] ')'==i
   Call: (202) [system] get_char((0x55fbb4538270), i)
   Exit: (202) [system] get_char((0x55fbb4538270), i)
   Call: (202) [system] i=(\)
   Fail: (202) [system] i=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1524682)
   Call: (203) [system] peek_char((0x55fbb4538270), _1525616)
   Exit: (203) [system] peek_char((0x55fbb4538270), m)
^  Call: (203) [user] is_delimiter(m)
   Call: (204) [system] char_type(m, space)
   Fail: (204) [system] char_type(m, space)
   Call: (204) [system] arg(_1530336, v('(', ')', end_of_file), m)
   Fail: (204) [system] arg(_1531268, v('(', ')', end_of_file), m)
^  Fail: (203) [user] is_delimiter(m)
   Call: (203) [system] ')'==m
   Fail: (203) [system] ')'==m
   Call: (203) [system] get_char((0x55fbb4538270), m)
   Exit: (203) [system] get_char((0x55fbb4538270), m)
   Call: (203) [system] m=(\)
   Fail: (203) [system] m=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1538618)
   Call: (204) [system] peek_char((0x55fbb4538270), _1539552)
   Exit: (204) [system] peek_char((0x55fbb4538270), i)
^  Call: (204) [user] is_delimiter(i)
   Call: (205) [system] char_type(i, space)
   Fail: (205) [system] char_type(i, space)
   Call: (205) [system] arg(_1544272, v('(', ')', end_of_file), i)
   Fail: (205) [system] arg(_1545204, v('(', ')', end_of_file), i)
^  Fail: (204) [user] is_delimiter(i)
   Call: (204) [system] ')'==i
   Fail: (204) [system] ')'==i
   Call: (204) [system] get_char((0x55fbb4538270), i)
   Exit: (204) [system] get_char((0x55fbb4538270), i)
   Call: (204) [system] i=(\)
   Fail: (204) [system] i=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1552554)
   Call: (205) [system] peek_char((0x55fbb4538270), _1553488)
   Exit: (205) [system] peek_char((0x55fbb4538270), n)
^  Call: (205) [user] is_delimiter(n)
   Call: (206) [system] char_type(n, space)
   Fail: (206) [system] char_type(n, space)
   Call: (206) [system] arg(_1558208, v('(', ')', end_of_file), n)
   Fail: (206) [system] arg(_1559140, v('(', ')', end_of_file), n)
^  Fail: (205) [user] is_delimiter(n)
   Call: (205) [system] ')'==n
   Fail: (205) [system] ')'==n
   Call: (205) [system] get_char((0x55fbb4538270), n)
   Exit: (205) [system] get_char((0x55fbb4538270), n)
   Call: (205) [system] n=(\)
   Fail: (205) [system] n=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1566490)
   Call: (206) [system] peek_char((0x55fbb4538270), _1567424)
   Exit: (206) [system] peek_char((0x55fbb4538270), a)
^  Call: (206) [user] is_delimiter(a)
   Call: (207) [system] char_type(a, space)
   Fail: (207) [system] char_type(a, space)
   Call: (207) [system] arg(_1572144, v('(', ')', end_of_file), a)
   Fail: (207) [system] arg(_1573076, v('(', ')', end_of_file), a)
^  Fail: (206) [user] is_delimiter(a)
   Call: (206) [system] ')'==a
   Fail: (206) [system] ')'==a
   Call: (206) [system] get_char((0x55fbb4538270), a)
   Exit: (206) [system] get_char((0x55fbb4538270), a)
   Call: (206) [system] a=(\)
   Fail: (206) [system] a=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1580426)
   Call: (207) [system] peek_char((0x55fbb4538270), _1581360)
   Exit: (207) [system] peek_char((0x55fbb4538270), t)
^  Call: (207) [user] is_delimiter(t)
   Call: (208) [system] char_type(t, space)
   Fail: (208) [system] char_type(t, space)
   Call: (208) [system] arg(_1586080, v('(', ')', end_of_file), t)
   Fail: (208) [system] arg(_1587012, v('(', ')', end_of_file), t)
^  Fail: (207) [user] is_delimiter(t)
   Call: (207) [system] ')'==t
   Fail: (207) [system] ')'==t
   Call: (207) [system] get_char((0x55fbb4538270), t)
   Exit: (207) [system] get_char((0x55fbb4538270), t)
   Call: (207) [system] t=(\)
   Fail: (207) [system] t=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1594362)
   Call: (208) [system] peek_char((0x55fbb4538270), _1595296)
   Exit: (208) [system] peek_char((0x55fbb4538270), i)
^  Call: (208) [user] is_delimiter(i)
   Call: (209) [system] char_type(i, space)
   Fail: (209) [system] char_type(i, space)
   Call: (209) [system] arg(_1600016, v('(', ')', end_of_file), i)
   Fail: (209) [system] arg(_1600948, v('(', ')', end_of_file), i)
^  Fail: (208) [user] is_delimiter(i)
   Call: (208) [system] ')'==i
   Fail: (208) [system] ')'==i
   Call: (208) [system] get_char((0x55fbb4538270), i)
   Exit: (208) [system] get_char((0x55fbb4538270), i)
   Call: (208) [system] i=(\)
   Fail: (208) [system] i=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1608298)
   Call: (209) [system] peek_char((0x55fbb4538270), _1609232)
   Exit: (209) [system] peek_char((0x55fbb4538270), o)
^  Call: (209) [user] is_delimiter(o)
   Call: (210) [system] char_type(o, space)
   Fail: (210) [system] char_type(o, space)
   Call: (210) [system] arg(_1613952, v('(', ')', end_of_file), o)
   Fail: (210) [system] arg(_1614884, v('(', ')', end_of_file), o)
^  Fail: (209) [user] is_delimiter(o)
   Call: (209) [system] ')'==o
   Fail: (209) [system] ')'==o
   Call: (209) [system] get_char((0x55fbb4538270), o)
   Exit: (209) [system] get_char((0x55fbb4538270), o)
   Call: (209) [system] o=(\)
   Fail: (209) [system] o=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1622234)
   Call: (210) [system] peek_char((0x55fbb4538270), _1623168)
   Exit: (210) [system] peek_char((0x55fbb4538270), n)
^  Call: (210) [user] is_delimiter(n)
   Call: (211) [system] char_type(n, space)
   Fail: (211) [system] char_type(n, space)
   Call: (211) [system] arg(_1627888, v('(', ')', end_of_file), n)
   Fail: (211) [system] arg(_1628820, v('(', ')', end_of_file), n)
^  Fail: (210) [user] is_delimiter(n)
   Call: (210) [system] ')'==n
   Fail: (210) [system] ')'==n
   Call: (210) [system] get_char((0x55fbb4538270), n)
   Exit: (210) [system] get_char((0x55fbb4538270), n)
   Call: (210) [system] n=(\)
   Fail: (210) [system] n=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1636170)
   Call: (211) [system] peek_char((0x55fbb4538270), _1637104)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'R')
^  Call: (211) [user] is_delimiter('R')
   Call: (212) [system] char_type('R', space)
   Fail: (212) [system] char_type('R', space)
   Call: (212) [system] arg(_1641824, v('(', ')', end_of_file), 'R')
   Fail: (212) [system] arg(_1642756, v('(', ')', end_of_file), 'R')
^  Fail: (211) [user] is_delimiter('R')
   Call: (211) [system] ')'=='R'
   Fail: (211) [system] ')'=='R'
   Call: (211) [system] get_char((0x55fbb4538270), 'R')
   Exit: (211) [system] get_char((0x55fbb4538270), 'R')
   Call: (211) [system] 'R'=(\)
   Fail: (211) [system] 'R'=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1650106)
   Call: (212) [system] peek_char((0x55fbb4538270), _1651040)
   Exit: (212) [system] peek_char((0x55fbb4538270), i)
^  Call: (212) [user] is_delimiter(i)
   Call: (213) [system] char_type(i, space)
   Fail: (213) [system] char_type(i, space)
   Call: (213) [system] arg(_1655760, v('(', ')', end_of_file), i)
   Fail: (213) [system] arg(_1656692, v('(', ')', end_of_file), i)
^  Fail: (212) [user] is_delimiter(i)
   Call: (212) [system] ')'==i
   Fail: (212) [system] ')'==i
   Call: (212) [system] get_char((0x55fbb4538270), i)
   Exit: (212) [system] get_char((0x55fbb4538270), i)
   Call: (212) [system] i=(\)
   Fail: (212) [system] i=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1664042)
   Call: (213) [system] peek_char((0x55fbb4538270), _1664976)
   Exit: (213) [system] peek_char((0x55fbb4538270), g)
^  Call: (213) [user] is_delimiter(g)
   Call: (214) [system] char_type(g, space)
   Fail: (214) [system] char_type(g, space)
   Call: (214) [system] arg(_1669696, v('(', ')', end_of_file), g)
   Fail: (214) [system] arg(_1670628, v('(', ')', end_of_file), g)
^  Fail: (213) [user] is_delimiter(g)
   Call: (213) [system] ')'==g
   Fail: (213) [system] ')'==g
   Call: (213) [system] get_char((0x55fbb4538270), g)
   Exit: (213) [system] get_char((0x55fbb4538270), g)
   Call: (213) [system] g=(\)
   Fail: (213) [system] g=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1677978)
   Call: (214) [system] peek_char((0x55fbb4538270), _1678912)
   Exit: (214) [system] peek_char((0x55fbb4538270), h)
^  Call: (214) [user] is_delimiter(h)
   Call: (215) [system] char_type(h, space)
   Fail: (215) [system] char_type(h, space)
   Call: (215) [system] arg(_1683632, v('(', ')', end_of_file), h)
   Fail: (215) [system] arg(_1684564, v('(', ')', end_of_file), h)
^  Fail: (214) [user] is_delimiter(h)
   Call: (214) [system] ')'==h
   Fail: (214) [system] ')'==h
   Call: (214) [system] get_char((0x55fbb4538270), h)
   Exit: (214) [system] get_char((0x55fbb4538270), h)
   Call: (214) [system] h=(\)
   Fail: (214) [system] h=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1691914)
   Call: (215) [system] peek_char((0x55fbb4538270), _1692848)
   Exit: (215) [system] peek_char((0x55fbb4538270), t)
^  Call: (215) [user] is_delimiter(t)
   Call: (216) [system] char_type(t, space)
   Fail: (216) [system] char_type(t, space)
   Call: (216) [system] arg(_1697568, v('(', ')', end_of_file), t)
   Fail: (216) [system] arg(_1698500, v('(', ')', end_of_file), t)
^  Fail: (215) [user] is_delimiter(t)
   Call: (215) [system] ')'==t
   Fail: (215) [system] ')'==t
   Call: (215) [system] get_char((0x55fbb4538270), t)
   Exit: (215) [system] get_char((0x55fbb4538270), t)
   Call: (215) [system] t=(\)
   Fail: (215) [system] t=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1705850)
   Call: (216) [system] peek_char((0x55fbb4538270), _1706784)
   Exit: (216) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (216) [user] is_delimiter(' ')
   Call: (217) [system] char_type(' ', space)
   Exit: (217) [system] char_type(' ', space)
^  Exit: (216) [user] is_delimiter(' ')
   Call: (216) [system] _1705850=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (215) [system] _1691914=[t]
   Exit: (215) [system] [t]=[t]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [t])
   Call: (214) [system] _1677978=[h, t]
   Exit: (214) [system] [h, t]=[h, t]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [h, t])
   Call: (213) [system] _1664042=[g, h, t]
   Exit: (213) [system] [g, h, t]=[g, h, t]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [g, h, t])
   Call: (212) [system] _1650106=[i, g, h, t]
   Exit: (212) [system] [i, g, h, t]=[i, g, h, t]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, g, h, t])
   Call: (211) [system] _1636170=['R', i, g, h, t]
   Exit: (211) [system] ['R', i, g, h, t]=['R', i, g, h, t]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), ['R', i, g, h, t])
   Call: (210) [system] _1622234=[n, 'R', i, g, h, t]
   Exit: (210) [system] [n, 'R', i, g, h, t]=[n, 'R', i, g, h, t]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'R', i, g, h, t])
   Call: (209) [system] _1608298=[o, n, 'R', i, g, h, t]
   Exit: (209) [system] [o, n, 'R', i, g, h, t]=[o, n, 'R', i, g, h, t]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'R', i, g, h, t])
   Call: (208) [system] _1594362=[i, o, n, 'R', i, g, h, t]
   Exit: (208) [system] [i, o, n, 'R', i, g, h, t]=[i, o, n, 'R', i, g, h, t]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'R', i, g, h, t])
   Call: (207) [system] _1580426=[t, i, o, n, 'R', i, g, h, t]
   Exit: (207) [system] [t, i, o, n, 'R', i, g, h, t]=[t, i, o, n, 'R', i, g, h, t]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'R', i, g, h, t])
   Call: (206) [system] _1566490=[a, t, i, o, n, 'R', i, g, h, t]
   Exit: (206) [system] [a, t, i, o, n, 'R', i, g, h, t]=[a, t, i, o, n, 'R', i, g, h, t]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n, 'R', i, g, h, t])
   Call: (205) [system] _1552554=[n, a, t, i, o, n, 'R', i, g, h, t]
   Exit: (205) [system] [n, a, t, i, o, n, 'R', i, g, h, t]=[n, a, t, i, o, n, 'R', i, g, h, t]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, a, t, i, o, n, 'R', i, g, h, t])
   Call: (204) [system] _1538618=[i, n, a, t, i, o, n, 'R', i, g, h, t]
   Exit: (204) [system] [i, n, a, t, i, o, n, 'R', i, g, h, t]=[i, n, a, t, i, o, n, 'R', i, g, h, t]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, a, t, i, o, n, 'R', i, g, h, t])
   Call: (203) [system] _1524682=[m, i, n, a, t, i, o, n, 'R', i, g, h, t]
   Exit: (203) [system] [m, i, n, a, t, i, o, n, 'R', i, g, h, t]=[m, i, n, a, t, i, o, n, 'R', i, g, h, t]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, i, n, a, t, i, o, n, 'R', i, g, h, t])
   Call: (202) [system] _1510746=[i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
   Exit: (202) [system] [i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]=[i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, m, i, n, a, t, i, o, n, 'R', i, g, h, t])
   Call: (201) [system] _1496810=[l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
   Exit: (201) [system] [l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]=[l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t])
   Call: (200) [system] _1482874=['E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
   Exit: (200) [system] ['E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]=['E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), ['E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t])
   Call: (199) [system] _1468938=[n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
   Exit: (199) [system] [n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]=[n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t])
   Call: (198) [system] _1455002=[o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
   Exit: (198) [system] [o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]=[o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t])
   Call: (197) [system] _1441066=[i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
   Exit: (197) [system] [i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]=[i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t])
   Call: (196) [system] _1427130=[t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
   Exit: (196) [system] [t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]=[t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t])
   Call: (195) [system] _1413194=[c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
   Exit: (195) [system] [c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]=[c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t])
   Call: (194) [system] _1399258=[n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
   Exit: (194) [system] [n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]=[n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t])
   Call: (193) [system] _1385322=[u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
   Exit: (193) [system] [u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]=[u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t])
   Call: (192) [system] _1371386=[j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
   Exit: (192) [system] [j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]=[j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t])
   Call: (191) [system] _1357450=[n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
   Exit: (191) [system] [n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]=[n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t])
   Call: (190) [system] _1343514=[o, n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
   Exit: (190) [system] [o, n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]=[o, n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t])
^  Call: (189) [user] classify_and_convert_charseq(['C', o, n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t], _1308004)
^  Call: (190) [user] classify_and_convert_charseq_(['C', o, n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t], _1788712)
^  Call: (192) [system] setup_call_cleanup('$notrace'(_1789664, _1789666), once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t], _1788712), _1789646, fail)), '$restore_trace'(_1789664, _1789666))
^  Call: (193) [system] sig_atomic(system:'$notrace'(_1789664, _1789666))
^  Exit: (192) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t], _1788712), _1789646, fail)), system:'$restore_trace'(3, -1))
   Call: (191) [system] atomic(_1788712)
   Fail: (191) [system] atomic(_1788712)
   Call: (191) [system] atom_chars(_1788712, ['C', o, n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t])
   Exit: (191) [system] atom_chars('ConjunctionEliminationRight', ['C', o, n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t])
^  Exit: (190) [user] classify_and_convert_charseq_(['C', o, n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t], 'ConjunctionEliminationRight')
   Call: (190) [system] integer('ConjunctionEliminationRight')
   Fail: (190) [system] integer('ConjunctionEliminationRight')
   Call: (190) [system] _1308004='ConjunctionEliminationRight'
   Exit: (190) [system] 'ConjunctionEliminationRight'='ConjunctionEliminationRight'
^  Exit: (189) [user] classify_and_convert_charseq(['C', o, n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t], 'ConjunctionEliminationRight')
^  Exit: (188) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'ConjunctionEliminationRight')
^  Exit: (187) [user] cont_sexpr(')', (0x55fbb4538270), 'ConjunctionEliminationRight')
^  Call: (187) [user] read_list(')', (0x55fbb4538270), _1803662)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1805520)
   Exit: (189) [system] peek_char((0x55fbb4538270), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
   Call: (189) [system] ' '=(/)
   Fail: (189) [system] ' '=(/)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55fbb4538270), _1815114)
   Exit: (189) [system] get_char((0x55fbb4538270), ' ')
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1817818)
   Exit: (190) [system] peek_char((0x55fbb4538270), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
   Call: (190) [system] '('=(/)
   Fail: (190) [system] '('=(/)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1834752)
   Exit: (188) [system] peek_char((0x55fbb4538270), '(')
   Call: (188) [system] '('=')'
   Fail: (188) [system] '('=')'
   Call: (188) [system] '('=end_of_file
   Fail: (188) [system] '('=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55fbb4538270), _1840322)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1842180)
   Exit: (190) [system] peek_char((0x55fbb4538270), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
   Call: (190) [system] '('=(/)
   Fail: (190) [system] '('=(/)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] get_char((0x55fbb4538270), _1858190)
   Exit: (189) [system] get_char((0x55fbb4538270), '(')
   Call: (189) [system] '('='('
   Exit: (189) [system] '('='('
^  Call: (189) [user] read_list(')', (0x55fbb4538270), _1840322)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1863760)
   Exit: (191) [system] peek_char((0x55fbb4538270), -)
   Call: (191) [system] (-)=(;)
   Fail: (191) [system] (-)=(;)
   Call: (191) [system] (-)=(/)
   Fail: (191) [system] (-)=(/)
^  Call: (191) [user] is_like_space(-)
   Call: (192) [system] char_type(-, 'white')
   Fail: (192) [system] char_type(-, 'white')
   Call: (192) [system] char_type(-, end_of_line)
   Fail: (192) [system] char_type(-, end_of_line)
   Call: (192) [system] char_type(-, space)
   Fail: (192) [system] char_type(-, space)
   Call: (192) [system] char_type(-, cntrl)
   Fail: (192) [system] char_type(-, cntrl)
^  Fail: (191) [user] is_like_space(-)
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1879770)
   Exit: (190) [system] peek_char((0x55fbb4538270), -)
   Call: (190) [system] (-)=')'
   Fail: (190) [system] (-)=')'
   Call: (190) [system] (-)=end_of_file
   Fail: (190) [system] (-)=end_of_file
^  Call: (190) [user] cont_sexpr(')', (0x55fbb4538270), _1885340)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1887198)
   Exit: (192) [system] peek_char((0x55fbb4538270), -)
   Call: (192) [system] (-)=(;)
   Fail: (192) [system] (-)=(;)
   Call: (192) [system] (-)=(/)
   Fail: (192) [system] (-)=(/)
^  Call: (192) [user] is_like_space(-)
   Call: (193) [system] char_type(-, 'white')
   Fail: (193) [system] char_type(-, 'white')
   Call: (193) [system] char_type(-, end_of_line)
   Fail: (193) [system] char_type(-, end_of_line)
   Call: (193) [system] char_type(-, space)
   Fail: (193) [system] char_type(-, space)
   Call: (193) [system] char_type(-, cntrl)
   Fail: (193) [system] char_type(-, cntrl)
^  Fail: (192) [user] is_like_space(-)
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] get_char((0x55fbb4538270), _1903208)
   Exit: (191) [system] get_char((0x55fbb4538270), -)
   Call: (191) [system] (-)='('
   Fail: (191) [system] (-)='('
   Call: (191) [system] (-)='['
   Fail: (191) [system] (-)='['
   Call: (191) [system] (-)='{'
   Fail: (191) [system] (-)='{'
   Call: (191) [system] (-)='"'
   Fail: (191) [system] (-)='"'
   Call: (191) [system] (-)=!
   Fail: (191) [system] (-)=!
   Call: (191) [system] (-)='\''
   Fail: (191) [system] (-)='\''
   Call: (191) [system] (-)='`'
   Fail: (191) [system] (-)='`'
   Call: (191) [system] (-)=end_of_file
   Fail: (191) [system] (-)=end_of_file
^  Call: (191) [user] read_symbolic(')', (0x55fbb4538270), -, _1885340)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _1920850)
   Call: (193) [system] peek_char((0x55fbb4538270), _1921784)
   Exit: (193) [system] peek_char((0x55fbb4538270), >)
^  Call: (193) [user] is_delimiter(>)
   Call: (194) [system] char_type(>, space)
   Fail: (194) [system] char_type(>, space)
   Call: (194) [system] arg(_1926504, v('(', ')', end_of_file), >)
   Fail: (194) [system] arg(_1927436, v('(', ')', end_of_file), >)
^  Fail: (193) [user] is_delimiter(>)
   Call: (193) [system] ')'==(>)
   Fail: (193) [system] ')'==(>)
   Call: (193) [system] get_char((0x55fbb4538270), >)
   Exit: (193) [system] get_char((0x55fbb4538270), >)
   Call: (193) [system] (>)=(\)
   Fail: (193) [system] (>)=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _1934786)
   Call: (194) [system] peek_char((0x55fbb4538270), _1935720)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _1934786=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (193) [system] _1920850=[>]
   Exit: (193) [system] [>]=[>]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [>])
^  Call: (192) [user] classify_and_convert_charseq([-, >], _1885340)
^  Call: (193) [user] classify_and_convert_charseq_([-, >], _1947798)
^  Call: (195) [system] setup_call_cleanup('$notrace'(_1948750, _1948752), once(user:catch(read_from_chars([-, >], _1947798), _1948732, fail)), '$restore_trace'(_1948750, _1948752))
^  Call: (196) [system] sig_atomic(system:'$notrace'(_1948750, _1948752))
^  Exit: (195) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([-, >], ->), _1948732, fail)), system:'$restore_trace'(3, -1))
   Call: (194) [system] atomic(->)
   Exit: (194) [system] atomic(->)
^  Exit: (193) [user] classify_and_convert_charseq_([-, >], ->)
   Call: (193) [system] integer(->)
   Fail: (193) [system] integer(->)
   Call: (193) [system] _1885340=(->)
   Exit: (193) [system] (->)=(->)
^  Exit: (192) [user] classify_and_convert_charseq([-, >], ->)
^  Exit: (191) [user] read_symbolic(')', (0x55fbb4538270), -, ->)
^  Exit: (190) [user] cont_sexpr(')', (0x55fbb4538270), ->)
^  Call: (190) [user] read_list(')', (0x55fbb4538270), _1960878)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1962736)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
   Call: (192) [system] ' '=(/)
   Fail: (192) [system] ' '=(/)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55fbb4538270), _1972330)
   Exit: (192) [system] get_char((0x55fbb4538270), ' ')
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1975034)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
   Call: (193) [system] '('=(/)
   Fail: (193) [system] '('=(/)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1991968)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=')'
   Fail: (191) [system] '('=')'
   Call: (191) [system] '('=end_of_file
   Fail: (191) [system] '('=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55fbb4538270), _1997538)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1999396)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
   Call: (193) [system] '('=(/)
   Fail: (193) [system] '('=(/)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] get_char((0x55fbb4538270), _2015406)
   Exit: (192) [system] get_char((0x55fbb4538270), '(')
   Call: (192) [system] '('='('
   Exit: (192) [system] '('='('
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _1997538)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _2020976)
   Exit: (194) [system] peek_char((0x55fbb4538270), 'A')
   Call: (194) [system] 'A'=(;)
   Fail: (194) [system] 'A'=(;)
   Call: (194) [system] 'A'=(/)
   Fail: (194) [system] 'A'=(/)
^  Call: (194) [user] is_like_space('A')
   Call: (195) [system] char_type('A', 'white')
   Fail: (195) [system] char_type('A', 'white')
   Call: (195) [system] char_type('A', end_of_line)
   Fail: (195) [system] char_type('A', end_of_line)
   Call: (195) [system] char_type('A', space)
   Fail: (195) [system] char_type('A', space)
   Call: (195) [system] char_type('A', cntrl)
   Fail: (195) [system] char_type('A', cntrl)
^  Fail: (194) [user] is_like_space('A')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _2036986)
   Exit: (193) [system] peek_char((0x55fbb4538270), 'A')
   Call: (193) [system] 'A'=')'
   Fail: (193) [system] 'A'=')'
   Call: (193) [system] 'A'=end_of_file
   Fail: (193) [system] 'A'=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _2042556)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _2044414)
   Exit: (195) [system] peek_char((0x55fbb4538270), 'A')
   Call: (195) [system] 'A'=(;)
   Fail: (195) [system] 'A'=(;)
   Call: (195) [system] 'A'=(/)
   Fail: (195) [system] 'A'=(/)
^  Call: (195) [user] is_like_space('A')
   Call: (196) [system] char_type('A', 'white')
   Fail: (196) [system] char_type('A', 'white')
   Call: (196) [system] char_type('A', end_of_line)
   Fail: (196) [system] char_type('A', end_of_line)
   Call: (196) [system] char_type('A', space)
   Fail: (196) [system] char_type('A', space)
   Call: (196) [system] char_type('A', cntrl)
   Fail: (196) [system] char_type('A', cntrl)
^  Fail: (195) [user] is_like_space('A')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _2060424)
   Exit: (194) [system] get_char((0x55fbb4538270), 'A')
   Call: (194) [system] 'A'='('
   Fail: (194) [system] 'A'='('
   Call: (194) [system] 'A'='['
   Fail: (194) [system] 'A'='['
   Call: (194) [system] 'A'='{'
   Fail: (194) [system] 'A'='{'
   Call: (194) [system] 'A'='"'
   Fail: (194) [system] 'A'='"'
   Call: (194) [system] 'A'=!
   Fail: (194) [system] 'A'=!
   Call: (194) [system] 'A'='\''
   Fail: (194) [system] 'A'='\''
   Call: (194) [system] 'A'='`'
   Fail: (194) [system] 'A'='`'
   Call: (194) [system] 'A'=end_of_file
   Fail: (194) [system] 'A'=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55fbb4538270), 'A', _2042556)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _2078066)
   Call: (196) [system] peek_char((0x55fbb4538270), _2079000)
   Exit: (196) [system] peek_char((0x55fbb4538270), n)
^  Call: (196) [user] is_delimiter(n)
   Call: (197) [system] char_type(n, space)
   Fail: (197) [system] char_type(n, space)
   Call: (197) [system] arg(_2083720, v('(', ')', end_of_file), n)
   Fail: (197) [system] arg(_2084652, v('(', ')', end_of_file), n)
^  Fail: (196) [user] is_delimiter(n)
   Call: (196) [system] ')'==n
   Fail: (196) [system] ')'==n
   Call: (196) [system] get_char((0x55fbb4538270), n)
   Exit: (196) [system] get_char((0x55fbb4538270), n)
   Call: (196) [system] n=(\)
   Fail: (196) [system] n=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _2092002)
   Call: (197) [system] peek_char((0x55fbb4538270), _2092936)
   Exit: (197) [system] peek_char((0x55fbb4538270), d)
^  Call: (197) [user] is_delimiter(d)
   Call: (198) [system] char_type(d, space)
   Fail: (198) [system] char_type(d, space)
   Call: (198) [system] arg(_4256, v('(', ')', end_of_file), d)
   Fail: (198) [system] arg(_5188, v('(', ')', end_of_file), d)
^  Fail: (197) [user] is_delimiter(d)
   Call: (197) [system] ')'==d
   Fail: (197) [system] ')'==d
   Call: (197) [system] get_char((0x55fbb4538270), d)
   Exit: (197) [system] get_char((0x55fbb4538270), d)
   Call: (197) [system] d=(\)
   Fail: (197) [system] d=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _12538)
   Call: (198) [system] peek_char((0x55fbb4538270), _13472)
   Exit: (198) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (198) [user] is_delimiter('L')
   Call: (199) [system] char_type('L', space)
   Fail: (199) [system] char_type('L', space)
   Call: (199) [system] arg(_18192, v('(', ')', end_of_file), 'L')
   Fail: (199) [system] arg(_19124, v('(', ')', end_of_file), 'L')
^  Fail: (198) [user] is_delimiter('L')
   Call: (198) [system] ')'=='L'
   Fail: (198) [system] ')'=='L'
   Call: (198) [system] get_char((0x55fbb4538270), 'L')
   Exit: (198) [system] get_char((0x55fbb4538270), 'L')
   Call: (198) [system] 'L'=(\)
   Fail: (198) [system] 'L'=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _26474)
   Call: (199) [system] peek_char((0x55fbb4538270), _27408)
   Exit: (199) [system] peek_char((0x55fbb4538270), i)
^  Call: (199) [user] is_delimiter(i)
   Call: (200) [system] char_type(i, space)
   Fail: (200) [system] char_type(i, space)
   Call: (200) [system] arg(_32128, v('(', ')', end_of_file), i)
   Fail: (200) [system] arg(_33060, v('(', ')', end_of_file), i)
^  Fail: (199) [user] is_delimiter(i)
   Call: (199) [system] ')'==i
   Fail: (199) [system] ')'==i
   Call: (199) [system] get_char((0x55fbb4538270), i)
   Exit: (199) [system] get_char((0x55fbb4538270), i)
   Call: (199) [system] i=(\)
   Fail: (199) [system] i=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _40410)
   Call: (200) [system] peek_char((0x55fbb4538270), _41344)
   Exit: (200) [system] peek_char((0x55fbb4538270), n)
^  Call: (200) [user] is_delimiter(n)
   Call: (201) [system] char_type(n, space)
   Fail: (201) [system] char_type(n, space)
   Call: (201) [system] arg(_46064, v('(', ')', end_of_file), n)
   Fail: (201) [system] arg(_46996, v('(', ')', end_of_file), n)
^  Fail: (200) [user] is_delimiter(n)
   Call: (200) [system] ')'==n
   Fail: (200) [system] ')'==n
   Call: (200) [system] get_char((0x55fbb4538270), n)
   Exit: (200) [system] get_char((0x55fbb4538270), n)
   Call: (200) [system] n=(\)
   Fail: (200) [system] n=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _54346)
   Call: (201) [system] peek_char((0x55fbb4538270), _55280)
   Exit: (201) [system] peek_char((0x55fbb4538270), k)
^  Call: (201) [user] is_delimiter(k)
   Call: (202) [system] char_type(k, space)
   Fail: (202) [system] char_type(k, space)
   Call: (202) [system] arg(_60000, v('(', ')', end_of_file), k)
   Fail: (202) [system] arg(_60932, v('(', ')', end_of_file), k)
^  Fail: (201) [user] is_delimiter(k)
   Call: (201) [system] ')'==k
   Fail: (201) [system] ')'==k
   Call: (201) [system] get_char((0x55fbb4538270), k)
   Exit: (201) [system] get_char((0x55fbb4538270), k)
   Call: (201) [system] k=(\)
   Fail: (201) [system] k=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _68282)
   Call: (202) [system] peek_char((0x55fbb4538270), _69216)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (202) [user] is_delimiter(' ')
   Call: (203) [system] char_type(' ', space)
   Exit: (203) [system] char_type(' ', space)
^  Exit: (202) [user] is_delimiter(' ')
   Call: (202) [system] _68282=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (201) [system] _54346=[k]
   Exit: (201) [system] [k]=[k]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (200) [system] _40410=[n, k]
   Exit: (200) [system] [n, k]=[n, k]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (199) [system] _26474=[i, n, k]
   Exit: (199) [system] [i, n, k]=[i, n, k]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (198) [system] _12538=['L', i, n, k]
   Exit: (198) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (197) [system] _3422=[d, 'L', i, n, k]
   Exit: (197) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (196) [system] _3418=[n, d, 'L', i, n, k]
   Exit: (196) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (195) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _3414)
^  Call: (196) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _95264)
^  Call: (198) [system] setup_call_cleanup('$notrace'(_96216, _96218), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _95264), _96198, fail)), '$restore_trace'(_96216, _96218))
^  Call: (199) [system] sig_atomic(system:'$notrace'(_96216, _96218))
^  Exit: (198) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _95264), _96198, fail)), system:'$restore_trace'(3, -1))
   Call: (197) [system] atomic(_95264)
   Fail: (197) [system] atomic(_95264)
   Call: (197) [system] atom_chars(_95264, ['A', n, d, 'L', i, n, k])
   Exit: (197) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (196) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (196) [system] integer('AndLink')
   Fail: (196) [system] integer('AndLink')
   Call: (196) [system] _3414='AndLink'
   Exit: (196) [system] 'AndLink'='AndLink'
^  Exit: (195) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (194) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _110214)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _112072)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _121666)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _124370)
   Exit: (196) [system] peek_char((0x55fbb4538270), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
   Call: (196) [system] ($)=(/)
   Fail: (196) [system] ($)=(/)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _141304)
   Exit: (194) [system] peek_char((0x55fbb4538270), $)
   Call: (194) [system] ($)=')'
   Fail: (194) [system] ($)=')'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _146874)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _148732)
   Exit: (196) [system] peek_char((0x55fbb4538270), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
   Call: (196) [system] ($)=(/)
   Fail: (196) [system] ($)=(/)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _164742)
   Exit: (195) [system] get_char((0x55fbb4538270), $)
   Call: (195) [system] ($)='('
   Fail: (195) [system] ($)='('
   Call: (195) [system] ($)='['
   Fail: (195) [system] ($)='['
   Call: (195) [system] ($)='{'
   Fail: (195) [system] ($)='{'
   Call: (195) [system] ($)='"'
   Fail: (195) [system] ($)='"'
   Call: (195) [system] ($)=!
   Fail: (195) [system] ($)=!
   Call: (195) [system] ($)='\''
   Fail: (195) [system] ($)='\''
   Call: (195) [system] ($)='`'
   Fail: (195) [system] ($)='`'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55fbb4538270), $, _146874)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _182384)
   Call: (197) [system] peek_char((0x55fbb4538270), _183318)
   Exit: (197) [system] peek_char((0x55fbb4538270), p)
^  Call: (197) [user] is_delimiter(p)
   Call: (198) [system] char_type(p, space)
   Fail: (198) [system] char_type(p, space)
   Call: (198) [system] arg(_188038, v('(', ')', end_of_file), p)
   Fail: (198) [system] arg(_188970, v('(', ')', end_of_file), p)
^  Fail: (197) [user] is_delimiter(p)
   Call: (197) [system] ')'==p
   Fail: (197) [system] ')'==p
   Call: (197) [system] get_char((0x55fbb4538270), p)
   Exit: (197) [system] get_char((0x55fbb4538270), p)
   Call: (197) [system] p=(\)
   Fail: (197) [system] p=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _196320)
   Call: (198) [system] peek_char((0x55fbb4538270), _197254)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (198) [user] is_delimiter(' ')
   Call: (199) [system] char_type(' ', space)
   Exit: (199) [system] char_type(' ', space)
^  Exit: (198) [user] is_delimiter(' ')
   Call: (198) [system] _196320=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (197) [system] _182384=[p]
   Exit: (197) [system] [p]=[p]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [p])
^  Call: (196) [user] classify_and_convert_charseq([$, p], _146874)
^  Call: (197) [user] classify_and_convert_charseq_([$, p], _209332)
   Call: (198) [system] atom_chars(_210264, ['_', p])
   Exit: (198) [system] atom_chars('_p', ['_', p])
^  Exit: (197) [user] classify_and_convert_charseq_([$, p], _p)
   Call: (197) [system] integer(_p)
   Fail: (197) [system] integer(_p)
   Call: (197) [system] _146874=_p
   Exit: (197) [system] _p=_p
^  Exit: (196) [user] classify_and_convert_charseq([$, p], _p)
^  Exit: (195) [user] read_symbolic(')', (0x55fbb4538270), $, _p)
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), _p)
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _219556)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _221414)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _231008)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _233712)
   Exit: (197) [system] peek_char((0x55fbb4538270), $)
   Call: (197) [system] ($)=(;)
   Fail: (197) [system] ($)=(;)
   Call: (197) [system] ($)=(/)
   Fail: (197) [system] ($)=(/)
^  Call: (197) [user] is_like_space($)
   Call: (198) [system] char_type($, 'white')
   Fail: (198) [system] char_type($, 'white')
   Call: (198) [system] char_type($, end_of_line)
   Fail: (198) [system] char_type($, end_of_line)
   Call: (198) [system] char_type($, space)
   Fail: (198) [system] char_type($, space)
   Call: (198) [system] char_type($, cntrl)
   Fail: (198) [system] char_type($, cntrl)
^  Fail: (197) [user] is_like_space($)
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _250646)
   Exit: (195) [system] peek_char((0x55fbb4538270), $)
   Call: (195) [system] ($)=')'
   Fail: (195) [system] ($)=')'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _256216)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _258074)
   Exit: (197) [system] peek_char((0x55fbb4538270), $)
   Call: (197) [system] ($)=(;)
   Fail: (197) [system] ($)=(;)
   Call: (197) [system] ($)=(/)
   Fail: (197) [system] ($)=(/)
^  Call: (197) [user] is_like_space($)
   Call: (198) [system] char_type($, 'white')
   Fail: (198) [system] char_type($, 'white')
   Call: (198) [system] char_type($, end_of_line)
   Fail: (198) [system] char_type($, end_of_line)
   Call: (198) [system] char_type($, space)
   Fail: (198) [system] char_type($, space)
   Call: (198) [system] char_type($, cntrl)
   Fail: (198) [system] char_type($, cntrl)
^  Fail: (197) [user] is_like_space($)
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _274084)
   Exit: (196) [system] get_char((0x55fbb4538270), $)
   Call: (196) [system] ($)='('
   Fail: (196) [system] ($)='('
   Call: (196) [system] ($)='['
   Fail: (196) [system] ($)='['
   Call: (196) [system] ($)='{'
   Fail: (196) [system] ($)='{'
   Call: (196) [system] ($)='"'
   Fail: (196) [system] ($)='"'
   Call: (196) [system] ($)=!
   Fail: (196) [system] ($)=!
   Call: (196) [system] ($)='\''
   Fail: (196) [system] ($)='\''
   Call: (196) [system] ($)='`'
   Fail: (196) [system] ($)='`'
   Call: (196) [system] ($)=end_of_file
   Fail: (196) [system] ($)=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55fbb4538270), $, _256216)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _291726)
   Call: (198) [system] peek_char((0x55fbb4538270), _292660)
   Exit: (198) [system] peek_char((0x55fbb4538270), q)
^  Call: (198) [user] is_delimiter(q)
   Call: (199) [system] char_type(q, space)
   Fail: (199) [system] char_type(q, space)
   Call: (199) [system] arg(_297380, v('(', ')', end_of_file), q)
   Fail: (199) [system] arg(_298312, v('(', ')', end_of_file), q)
^  Fail: (198) [user] is_delimiter(q)
   Call: (198) [system] ')'==q
   Fail: (198) [system] ')'==q
   Call: (198) [system] get_char((0x55fbb4538270), q)
   Exit: (198) [system] get_char((0x55fbb4538270), q)
   Call: (198) [system] q=(\)
   Fail: (198) [system] q=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _305662)
   Call: (199) [system] peek_char((0x55fbb4538270), _306596)
   Exit: (199) [system] peek_char((0x55fbb4538270), ')')
^  Call: (199) [user] is_delimiter(')')
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] arg(_311316, v('(', ')', end_of_file), ')')
   Exit: (200) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (199) [user] is_delimiter(')')
   Call: (199) [system] _305662=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (198) [system] _291726=[q]
   Exit: (198) [system] [q]=[q]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [q])
^  Call: (197) [user] classify_and_convert_charseq([$, q], _256216)
^  Call: (198) [user] classify_and_convert_charseq_([$, q], _320546)
   Call: (199) [system] atom_chars(_321478, ['_', q])
   Exit: (199) [system] atom_chars('_q', ['_', q])
^  Exit: (198) [user] classify_and_convert_charseq_([$, q], _q)
   Call: (198) [system] integer(_q)
   Fail: (198) [system] integer(_q)
   Call: (198) [system] _256216=_q
   Exit: (198) [system] _q=_q
^  Exit: (197) [user] classify_and_convert_charseq([$, q], _q)
^  Exit: (196) [user] read_symbolic(')', (0x55fbb4538270), $, _q)
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), _q)
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _330770)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _332628)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
   Call: (197) [system] ')'=(/)
   Fail: (197) [system] ')'=(/)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _348638)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55fbb4538270), _352428)
   Exit: (196) [system] get_char((0x55fbb4538270), ')')
   Call: (196) [system] _330770=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [])
   Call: (195) [system] _219556=[_q]
   Exit: (195) [system] [_q]=[_q]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [_q])
   Call: (194) [system] _110214=[_p, _q]
   Exit: (194) [system] [_p, _q]=[_p, _q]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [_p, _q])
   Call: (193) [system] _3408=['AndLink', _p, _q]
   Exit: (193) [system] ['AndLink', _p, _q]=['AndLink', _p, _q]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), ['AndLink', _p, _q])
^  Exit: (191) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', _p, _q])
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _366310)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _368168)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _377762)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _380466)
   Exit: (194) [system] peek_char((0x55fbb4538270), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
   Call: (194) [system] ($)=(/)
   Fail: (194) [system] ($)=(/)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _397400)
   Exit: (192) [system] peek_char((0x55fbb4538270), $)
   Call: (192) [system] ($)=')'
   Fail: (192) [system] ($)=')'
   Call: (192) [system] ($)=end_of_file
   Fail: (192) [system] ($)=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _402970)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _404828)
   Exit: (194) [system] peek_char((0x55fbb4538270), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
   Call: (194) [system] ($)=(/)
   Fail: (194) [system] ($)=(/)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _420838)
   Exit: (193) [system] get_char((0x55fbb4538270), $)
   Call: (193) [system] ($)='('
   Fail: (193) [system] ($)='('
   Call: (193) [system] ($)='['
   Fail: (193) [system] ($)='['
   Call: (193) [system] ($)='{'
   Fail: (193) [system] ($)='{'
   Call: (193) [system] ($)='"'
   Fail: (193) [system] ($)='"'
   Call: (193) [system] ($)=!
   Fail: (193) [system] ($)=!
   Call: (193) [system] ($)='\''
   Fail: (193) [system] ($)='\''
   Call: (193) [system] ($)='`'
   Fail: (193) [system] ($)='`'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55fbb4538270), $, _402970)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _438480)
   Call: (195) [system] peek_char((0x55fbb4538270), _439414)
   Exit: (195) [system] peek_char((0x55fbb4538270), q)
^  Call: (195) [user] is_delimiter(q)
   Call: (196) [system] char_type(q, space)
   Fail: (196) [system] char_type(q, space)
   Call: (196) [system] arg(_444134, v('(', ')', end_of_file), q)
   Fail: (196) [system] arg(_445066, v('(', ')', end_of_file), q)
^  Fail: (195) [user] is_delimiter(q)
   Call: (195) [system] ')'==q
   Fail: (195) [system] ')'==q
   Call: (195) [system] get_char((0x55fbb4538270), q)
   Exit: (195) [system] get_char((0x55fbb4538270), q)
   Call: (195) [system] q=(\)
   Fail: (195) [system] q=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _452416)
   Call: (196) [system] peek_char((0x55fbb4538270), _453350)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
^  Call: (196) [user] is_delimiter(')')
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] arg(_458070, v('(', ')', end_of_file), ')')
   Exit: (197) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (196) [user] is_delimiter(')')
   Call: (196) [system] _452416=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (195) [system] _438480=[q]
   Exit: (195) [system] [q]=[q]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [q])
^  Call: (194) [user] classify_and_convert_charseq([$, q], _402970)
^  Call: (195) [user] classify_and_convert_charseq_([$, q], _467300)
   Call: (196) [system] atom_chars(_468232, ['_', q])
   Exit: (196) [system] atom_chars('_q', ['_', q])
^  Exit: (195) [user] classify_and_convert_charseq_([$, q], _q)
   Call: (195) [system] integer(_q)
   Fail: (195) [system] integer(_q)
   Call: (195) [system] _402970=_q
   Exit: (195) [system] _q=_q
^  Exit: (194) [user] classify_and_convert_charseq([$, q], _q)
^  Exit: (193) [user] read_symbolic(')', (0x55fbb4538270), $, _q)
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), _q)
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _477524)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _479382)
   Exit: (194) [system] peek_char((0x55fbb4538270), ')')
   Call: (194) [system] ')'=(;)
   Fail: (194) [system] ')'=(;)
   Call: (194) [system] ')'=(/)
   Fail: (194) [system] ')'=(/)
^  Call: (194) [user] is_like_space(')')
   Call: (195) [system] char_type(')', 'white')
   Fail: (195) [system] char_type(')', 'white')
   Call: (195) [system] char_type(')', end_of_line)
   Fail: (195) [system] char_type(')', end_of_line)
   Call: (195) [system] char_type(')', space)
   Fail: (195) [system] char_type(')', space)
   Call: (195) [system] char_type(')', cntrl)
   Fail: (195) [system] char_type(')', cntrl)
^  Fail: (194) [user] is_like_space(')')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _495392)
   Exit: (193) [system] peek_char((0x55fbb4538270), ')')
   Call: (193) [system] ')'=')'
   Exit: (193) [system] ')'=')'
   Call: (193) [system] get_char((0x55fbb4538270), _499182)
   Exit: (193) [system] get_char((0x55fbb4538270), ')')
   Call: (193) [system] _477524=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [])
   Call: (192) [system] _366310=[_q]
   Exit: (192) [system] [_q]=[_q]
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), [_q])
   Call: (191) [system] _3404=[['AndLink', _p, _q], _q]
   Exit: (191) [system] [['AndLink', _p, _q], _q]=[['AndLink', _p, _q], _q]
^  Exit: (190) [user] read_list(')', (0x55fbb4538270), [['AndLink', _p, _q], _q])
   Call: (190) [system] _3396=[->, ['AndLink', _p, _q], _q]
   Exit: (190) [system] [->, ['AndLink', _p, _q], _q]=[->, ['AndLink', _p, _q], _q]
^  Exit: (189) [user] read_list(')', (0x55fbb4538270), [->, ['AndLink', _p, _q], _q])
^  Exit: (188) [user] cont_sexpr(')', (0x55fbb4538270), [->, ['AndLink', _p, _q], _q])
^  Call: (188) [user] read_list(')', (0x55fbb4538270), _513064)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _514922)
   Exit: (190) [system] peek_char((0x55fbb4538270), ')')
   Call: (190) [system] ')'=(;)
   Fail: (190) [system] ')'=(;)
   Call: (190) [system] ')'=(/)
   Fail: (190) [system] ')'=(/)
^  Call: (190) [user] is_like_space(')')
   Call: (191) [system] char_type(')', 'white')
   Fail: (191) [system] char_type(')', 'white')
   Call: (191) [system] char_type(')', end_of_line)
   Fail: (191) [system] char_type(')', end_of_line)
   Call: (191) [system] char_type(')', space)
   Fail: (191) [system] char_type(')', space)
   Call: (191) [system] char_type(')', cntrl)
   Fail: (191) [system] char_type(')', cntrl)
^  Fail: (190) [user] is_like_space(')')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _530932)
   Exit: (189) [system] peek_char((0x55fbb4538270), ')')
   Call: (189) [system] ')'=')'
   Exit: (189) [system] ')'=')'
   Call: (189) [system] get_char((0x55fbb4538270), _534722)
   Exit: (189) [system] get_char((0x55fbb4538270), ')')
   Call: (189) [system] _513064=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_list(')', (0x55fbb4538270), [])
   Call: (188) [system] _3392=[[->, ['AndLink', _p, _q], _q]]
   Exit: (188) [system] [[->, ['AndLink', _p, _q], _q]]=[[->, ['AndLink', _p, _q], _q]]
^  Exit: (187) [user] read_list(')', (0x55fbb4538270), [[->, ['AndLink', _p, _q], _q]])
   Call: (187) [system] _3386=['ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]
   Exit: (187) [system] ['ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]=['ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]
^  Exit: (186) [user] read_list(')', (0x55fbb4538270), ['ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]])
   Call: (186) [system] _3378=[:, 'ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]
   Exit: (186) [system] [:, 'ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]=[:, 'ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]
^  Exit: (185) [user] read_list(')', (0x55fbb4538270), [:, 'ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]])
^  Exit: (184) [user] cont_sexpr(')', (0x55fbb4538270), [:, 'ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]])
^  Call: (184) [user] read_list(')', (0x55fbb4538270), _548604)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _550462)
   Exit: (186) [system] peek_char((0x55fbb4538270), ')')
   Call: (186) [system] ')'=(;)
   Fail: (186) [system] ')'=(;)
   Call: (186) [system] ')'=(/)
   Fail: (186) [system] ')'=(/)
^  Call: (186) [user] is_like_space(')')
   Call: (187) [system] char_type(')', 'white')
   Fail: (187) [system] char_type(')', 'white')
   Call: (187) [system] char_type(')', end_of_line)
   Fail: (187) [system] char_type(')', end_of_line)
   Call: (187) [system] char_type(')', space)
   Fail: (187) [system] char_type(')', space)
   Call: (187) [system] char_type(')', cntrl)
   Fail: (187) [system] char_type(')', cntrl)
^  Fail: (186) [user] is_like_space(')')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _566472)
   Exit: (185) [system] peek_char((0x55fbb4538270), ')')
   Call: (185) [system] ')'=')'
   Exit: (185) [system] ')'=')'
   Call: (185) [system] get_char((0x55fbb4538270), _570262)
   Exit: (185) [system] get_char((0x55fbb4538270), ')')
   Call: (185) [system] _548604=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_list(')', (0x55fbb4538270), [])
   Call: (184) [system] _3374=[[:, 'ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]]
   Exit: (184) [system] [[:, 'ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]]=[[:, 'ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]]
^  Exit: (183) [user] read_list(')', (0x55fbb4538270), [[:, 'ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]])
   Call: (183) [system] _3362=[[rb], [:, 'ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]]
   Exit: (183) [system] [[rb], [:, 'ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]]=[[rb], [:, 'ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]]
^  Exit: (182) [user] read_list(')', (0x55fbb4538270), [[rb], [:, 'ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]])
   Call: (182) [system] _3322=[=, [rb], [:, 'ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]]
   Exit: (182) [system] [=, [rb], [:, 'ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]]=[=, [rb], [:, 'ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]]
^  Exit: (181) [user] read_list(')', (0x55fbb4538270), [=, [rb], [:, 'ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]])
^  Exit: (180) [user] cont_sexpr(')', (0x55fbb4538270), [=, [rb], [:, 'ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]])
^  Exit: (179) [user] read_sexpr((0x55fbb4538270), [=, [rb], [:, 'ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]])
^  Call: (179) [user] assertz(metta_file_comment(115, 0, 4704, [=, [rb], [:, 'ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]], '$stream_position'(4704, 115, 0, 4704)))
^  Exit: (179) [user] assertz(metta_file_comment(115, 0, 4704, [=, [rb], [:, 'ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]], '$stream_position'(4704, 115, 0, 4704)))
^  Exit: (177) [system] once(user:(read_position((0x55fbb4538270), 115, 0, 4704, '$stream_position'(4704, 115, 0, 4704)), read_sexpr((0x55fbb4538270), [=, [rb], [:, 'ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]]), assertz(metta_file_comment(115, 0, 4704, [=, [rb], [:, 'ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]], '$stream_position'(4704, 115, 0, 4704)))))
   Call: (177) [system] fail
^  Call: (177) [user] retract(metta_file_comment(_588780, _588782, _588784, _588786, _588788))
^  Exit: (177) [user] retract(metta_file_comment(66, 0, 2300, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], '$stream_position'(2300, 66, 0, 2300)))
^  Call: (177) [user] trly(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _3084)
^  Call: (178) [user] once(call(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _592212))
^  Call: (179) [user] call(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _592212)
^  Call: (180) [user] untyped_to_metta([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _592212)
^  Call: (181) [user] must_det_ll(trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _595028))
^  Call: (182) [user] once(user:trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _595028))
^  Call: (183) [user] trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _595028)
^  Call: (184) [user] once(call(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _597828))
^  Call: (185) [user] call(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _597828)
^  Call: (186) [user] mfix_vars1([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _597828)
   Call: (187) [system] var([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
   Call: (187) [system] atom([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
   Call: (187) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]==true
   Call: (187) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]==false
   Call: (187) [system] (=)=='['
   Call: (187) [system] (=)=='{'
   Call: (187) [system] is_list([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
   Exit: (187) [system] is_list([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
   Call: (187) [lists] lists:last([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _608050)
   Call: (188) [lists] lists:last_([['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [synthesize, _query, _kb, _rb, ['S', _k]], _608050)
   Call: (189) [lists] lists:last_([], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query], _608050)
   Exit: (189) [lists] lists:last_([], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query])
   Exit: (188) [lists] lists:last_([['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query])
   Exit: (187) [lists] lists:last([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query])
   Call: (187) [system] ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]=='}'
   Call: (187) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]==[_614566, _614572]
   Call: (187) [system] fail
   Call: (187) [system] is_list([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
   Exit: (187) [system] is_list([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
^  Call: (187) [user] apply:maplist(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _597828)
   Call: (188) [apply] apply:maplist_([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _597828, user:mfix_vars1)
^  Call: (189) [user] mfix_vars1(=, _620146)
   Call: (190) [system] var(=)
   Call: (190) [system] atom(=)
   Exit: (190) [system] atom(=)
^  Call: (190) [user] symbol_concat($, _623854, =)
   Call: (191) [system] atom_concat($, _623854, =)
   Fail: (191) [system] atom_concat($, _623854, =)
^  Fail: (190) [user] symbol_concat($, _623854, =)
   Call: (190) [system] (=)==true
   Call: (190) [system] (=)==false
   Call: (190) [system] (=)==[_629442, _629448]
   Call: (190) [system] is_list(=)
   Call: (190) [system] string(=)
   Call: (190) [system] compound(=)
^  Call: (190) [user] symbol(=)
   Call: (191) [system] atom(=)
   Exit: (191) [system] atom(=)
^  Exit: (190) [user] symbol(=)
^  Exit: (189) [user] mfix_vars1(=, =)
   Call: (189) [apply] apply:maplist_([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _620148, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1([synthesize, _query, _kb, _rb, ['S', _k]], _638710)
   Call: (191) [system] var([synthesize, _query, _kb, _rb, ['S', _k]])
   Call: (191) [system] atom([synthesize, _query, _kb, _rb, ['S', _k]])
   Call: (191) [system] [synthesize, _query, _kb, _rb, ['S', _k]]==true
   Call: (191) [system] [synthesize, _query, _kb, _rb, ['S', _k]]==false
   Call: (191) [system] synthesize=='['
   Call: (191) [system] synthesize=='{'
   Call: (191) [system] is_list([_query, _kb, _rb, ['S', _k]])
   Exit: (191) [system] is_list([_query, _kb, _rb, ['S', _k]])
   Call: (191) [lists] lists:last([_query, _kb, _rb, ['S', _k]], _647054)
   Call: (192) [lists] lists:last_([_kb, _rb, ['S', _k]], _query, _647054)
   Call: (193) [lists] lists:last_([_rb, ['S', _k]], _kb, _647054)
   Call: (194) [lists] lists:last_([['S', _k]], _rb, _647054)
   Call: (195) [lists] lists:last_([], ['S', _k], _647054)
   Exit: (195) [lists] lists:last_([], ['S', _k], ['S', _k])
   Exit: (194) [lists] lists:last_([['S', _k]], _rb, ['S', _k])
   Exit: (193) [lists] lists:last_([_rb, ['S', _k]], _kb, ['S', _k])
   Exit: (192) [lists] lists:last_([_kb, _rb, ['S', _k]], _query, ['S', _k])
   Exit: (191) [lists] lists:last([_query, _kb, _rb, ['S', _k]], ['S', _k])
   Call: (191) [system] ['S', _k]=='}'
   Call: (191) [system] [synthesize, _query, _kb, _rb, ['S', _k]]==[_657298, _657304]
   Call: (191) [system] fail
   Call: (191) [system] is_list([synthesize, _query, _kb, _rb, ['S', _k]])
   Exit: (191) [system] is_list([synthesize, _query, _kb, _rb, ['S', _k]])
^  Call: (191) [user] apply:maplist(mfix_vars1, [synthesize, _query, _kb, _rb, ['S', _k]], _638710)
   Call: (192) [apply] apply:maplist_([synthesize, _query, _kb, _rb, ['S', _k]], _638710, user:mfix_vars1)
^  Call: (193) [user] mfix_vars1(synthesize, _662878)
   Call: (194) [system] var(synthesize)
   Call: (194) [system] atom(synthesize)
   Exit: (194) [system] atom(synthesize)
^  Call: (194) [user] symbol_concat($, _666586, synthesize)
   Call: (195) [system] atom_concat($, _666586, synthesize)
   Fail: (195) [system] atom_concat($, _666586, synthesize)
^  Fail: (194) [user] symbol_concat($, _666586, synthesize)
   Call: (194) [system] synthesize==true
   Call: (194) [system] synthesize==false
   Call: (194) [system] synthesize==[_672174, _672180]
   Call: (194) [system] is_list(synthesize)
   Call: (194) [system] string(synthesize)
   Call: (194) [system] compound(synthesize)
^  Call: (194) [user] symbol(synthesize)
   Call: (195) [system] atom(synthesize)
   Exit: (195) [system] atom(synthesize)
^  Exit: (194) [user] symbol(synthesize)
^  Exit: (193) [user] mfix_vars1(synthesize, synthesize)
   Call: (193) [apply] apply:maplist_([_query, _kb, _rb, ['S', _k]], _662880, user:mfix_vars1)
^  Call: (194) [user] mfix_vars1(_query, _681442)
   Call: (195) [system] var(_query)
   Call: (195) [system] atom(_query)
   Call: (195) [system] _query==true
   Call: (195) [system] _query==false
   Call: (195) [system] _query==[_686084, _686090]
   Call: (195) [system] is_list(_query)
   Call: (195) [system] string(_query)
   Call: (195) [system] compound(_query)
   Exit: (195) [system] compound(_query)
   Call: (195) [system] compound_name_arguments(_query, _690718, _690720)
   Exit: (195) [system] compound_name_arguments(_query, '$VAR', ['_query'])
   Call: (195) [system] '$VAR'\=='$VAR'
^  Exit: (183) [user] trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
^  Exit: (182) [system] once(user:trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]))
^  Exit: (181) [user] must_det_ll(user:trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]))
^  Call: (181) [user] must_det_ll(trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _696312))
^  Call: (182) [user] once(user:trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _696312))
^  Call: (183) [user] trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _696312)
^  Call: (184) [user] once(call(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _699112))
^  Call: (185) [user] call(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _699112)
^  Call: (186) [user] cons_to_c([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _699112)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_c([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
^  Exit: (185) [system] call(user:cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
^  Exit: (184) [system] once(user:call(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]))
   Call: (184) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]\=@=[=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]
^  Exit: (183) [user] trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
^  Exit: (182) [system] once(user:trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]))
^  Call: (181) [user] must_det_ll(trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _592212))
^  Call: (182) [user] once(user:trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _592212))
^  Call: (183) [user] trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _592212)
^  Call: (184) [user] once(call(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _713070))
^  Call: (185) [user] call(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _713070)
^  Call: (186) [user] cons_to_l([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _713070)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_l([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
^  Exit: (185) [system] call(user:cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
^  Exit: (184) [system] once(user:call(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]))
   Call: (184) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]\=@=[=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]
^  Exit: (183) [user] trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
^  Exit: (182) [system] once(user:trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]))
^  Exit: (180) [user] untyped_to_metta([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
^  Exit: (179) [system] call(user:untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
^  Exit: (178) [system] once(user:call(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]))
   Call: (178) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]\=@=[=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]
^  Exit: (177) [user] trly(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
^  Exit: (176) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
   Call: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])))
   Exit: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])))
^  Exit: (175) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
^  Exit: (171) [user] read_sform((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
^  Exit: (170) [system] once(user:read_sform((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]))
   Call: (169) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]==end_of_file
   Fail: (169) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]), 114]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55fbb44dfd70), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], nthesize_long_1727480696_9164743, 114)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]), 114]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1727480709.091012)
   Call: (173) [system] arg(1, t(1727480705.4366713), _3148)
   Exit: (173) [system] arg(1, t(1727480705.4366713), 1727480705.4366713)
   Call: (173) [system] _3158 is 1727480709.091012-1727480705.4366713
   Exit: (173) [system] 3.6543407440185547 is 1727480709.091012-1727480705.4366713
   Call: (173) [system] 3.6543407440185547>4
   Fail: (173) [system] 3.6543407440185547>4
^  Exit: (171) [user] if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]), 114]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 23)
   Call: (175) [system] atom(23+1)
   Call: (175) [system] set_flag(translated_forms, 24)
   Exit: (175) [system] set_flag(translated_forms, 24)
   Exit: (174) [$syspreds] update_flag(translated_forms, 23, 23+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 23, 23+1))
   Exit: (171) [$syspreds] flag(translated_forms, 23, 23+1)
^  Call: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], nthesize_long_1727480696_9164743, 114)
^  Call: (172) [user] s2t_iz(nthesize_long_1727480696_9164743, _764540, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _764542)
   Call: (173) [system] (=)==(:)
^  Call: (173) [user] s2tl([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _764542)
   Call: (174) [system] compound([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
   Exit: (174) [system] compound([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
^  Call: (174) [user] s2t(=, _769192)
   Call: (175) [system] compound(=)
   Call: (175) [system] (=)=_769192
   Exit: (175) [system] (=)=(=)
^  Exit: (174) [user] s2t(=, =)
^  Call: (174) [user] s2tl([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _769194)
   Call: (175) [system] compound([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
   Exit: (175) [system] compound([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
^  Call: (175) [user] s2t([synthesize, _query, _kb, _rb, ['S', _k]], _776610)
   Call: (176) [system] compound([synthesize, _query, _kb, _rb, ['S', _k]])
   Exit: (176) [system] compound([synthesize, _query, _kb, _rb, ['S', _k]])
   Call: (176) [system] synthesize==(->)
   Call: (176) [system] synthesize=='Cons'
   Call: (176) [system] synthesize==(=)
   Call: (176) [system] is_list([synthesize, _query, _kb, _rb, ['S', _k]])
   Exit: (176) [system] is_list([synthesize, _query, _kb, _rb, ['S', _k]])
^  Call: (176) [user] apply:maplist(s2t, [synthesize, _query, _kb, _rb, ['S', _k]], _784022)
   Call: (177) [apply] apply:maplist_([synthesize, _query, _kb, _rb, ['S', _k]], _784022, user:s2t)
^  Call: (178) [user] s2t(synthesize, _785902)
   Call: (179) [system] compound(synthesize)
   Call: (179) [system] synthesize=_785902
   Exit: (179) [system] synthesize=synthesize
^  Exit: (178) [user] s2t(synthesize, synthesize)
   Call: (178) [apply] apply:maplist_([_query, _kb, _rb, ['S', _k]], _785904, user:s2t)
^  Call: (179) [user] s2t(_query, _791476)
   Call: (180) [system] compound(_query)
   Exit: (180) [system] compound(_query)
   Call: (180) [system] is_list(_query)
^  Call: (180) [user] s2tl(_query, _791476)
   Call: (181) [system] compound(_query)
   Exit: (181) [system] compound(_query)
^  Exit: (180) [user] s2tl(_query, _query)
^  Exit: (179) [user] s2t(_query, _query)
   Call: (179) [apply] apply:maplist_([_kb, _rb, ['S', _k]], _791478, user:s2t)
^  Call: (180) [user] s2t(_kb, _800746)
   Call: (181) [system] compound(_kb)
   Exit: (181) [system] compound(_kb)
   Call: (181) [system] is_list(_kb)
^  Call: (181) [user] s2tl(_kb, _800746)
   Call: (182) [system] compound(_kb)
   Exit: (182) [system] compound(_kb)
^  Exit: (181) [user] s2tl(_kb, _kb)
^  Exit: (180) [user] s2t(_kb, _kb)
   Call: (180) [apply] apply:maplist_([_rb, ['S', _k]], _800748, user:s2t)
^  Call: (181) [user] s2t(_rb, _810016)
   Call: (182) [system] compound(_rb)
   Exit: (182) [system] compound(_rb)
   Call: (182) [system] is_list(_rb)
^  Call: (182) [user] s2tl(_rb, _810016)
   Call: (183) [system] compound(_rb)
   Exit: (183) [system] compound(_rb)
^  Exit: (182) [user] s2tl(_rb, _rb)
^  Exit: (181) [user] s2t(_rb, _rb)
   Call: (181) [apply] apply:maplist_([['S', _k]], _810018, user:s2t)
^  Call: (182) [user] s2t(['S', _k], _819286)
   Call: (183) [system] compound(['S', _k])
   Exit: (183) [system] compound(['S', _k])
   Call: (183) [system] 'S'==(->)
   Call: (183) [system] 'S'=='Cons'
   Call: (183) [system] 'S'==(=)
   Call: (183) [system] is_list(['S', _k])
   Exit: (183) [system] is_list(['S', _k])
^  Call: (183) [user] apply:maplist(s2t, ['S', _k], _826698)
   Call: (184) [apply] apply:maplist_(['S', _k], _826698, user:s2t)
^  Call: (185) [user] s2t('S', _828578)
   Call: (186) [system] compound('S')
   Call: (186) [system] 'S'=_828578
   Exit: (186) [system] 'S'='S'
^  Exit: (185) [user] s2t('S', 'S')
   Call: (185) [apply] apply:maplist_([_k], _828580, user:s2t)
^  Call: (186) [user] s2t(_k, _834152)
   Call: (187) [system] compound(_k)
   Exit: (187) [system] compound(_k)
   Call: (187) [system] is_list(_k)
^  Call: (187) [user] s2tl(_k, _834152)
   Call: (188) [system] compound(_k)
   Exit: (188) [system] compound(_k)
^  Exit: (187) [user] s2tl(_k, _k)
^  Exit: (186) [user] s2t(_k, _k)
   Call: (186) [apply] apply:maplist_([], _834154, user:s2t)
   Exit: (186) [apply] apply:maplist_([], [], user:s2t)
   Exit: (185) [apply] apply:maplist_([_k], [_k], user:s2t)
   Exit: (184) [apply] apply:maplist_(['S', _k], ['S', _k], user:s2t)
^  Exit: (183) [apply] apply:maplist(user:s2t, ['S', _k], ['S', _k])
   Call: (183) [system] compound_name_arguments(_819286, t, ['S', _k])
   Exit: (183) [system] compound_name_arguments(t('S', _k), t, ['S', _k])
^  Exit: (182) [user] s2t(['S', _k], t('S', _k))
   Call: (182) [apply] apply:maplist_([], _819288, user:s2t)
   Exit: (182) [apply] apply:maplist_([], [], user:s2t)
   Exit: (181) [apply] apply:maplist_([['S', _k]], [t('S', _k)], user:s2t)
   Exit: (180) [apply] apply:maplist_([_rb, ['S', _k]], [_rb, t('S', _k)], user:s2t)
   Exit: (179) [apply] apply:maplist_([_kb, _rb, ['S', _k]], [_kb, _rb, t('S', _k)], user:s2t)
   Exit: (178) [apply] apply:maplist_([_query, _kb, _rb, ['S', _k]], [_query, _kb, _rb, t('S', _k)], user:s2t)
   Exit: (177) [apply] apply:maplist_([synthesize, _query, _kb, _rb, ['S', _k]], [synthesize, _query, _kb, _rb, t('S', _k)], user:s2t)
^  Exit: (176) [apply] apply:maplist(user:s2t, [synthesize, _query, _kb, _rb, ['S', _k]], [synthesize, _query, _kb, _rb, t('S', _k)])
   Call: (176) [system] compound_name_arguments(_776610, t, [synthesize, _query, _kb, _rb, t('S', _k)])
   Exit: (176) [system] compound_name_arguments(t(synthesize, _query, _kb, _rb, t('S', _k)), t, [synthesize, _query, _kb, _rb, t('S', _k)])
^  Exit: (175) [user] s2t([synthesize, _query, _kb, _rb, ['S', _k]], t(synthesize, _query, _kb, _rb, t('S', _k)))
^  Call: (175) [user] s2tl([['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _776612)
   Call: (176) [system] compound([['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
   Exit: (176) [system] compound([['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
^  Call: (176) [user] s2t(['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query], _862996)
   Call: (177) [system] compound(['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query])
   Exit: (177) [system] compound(['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query])
   Call: (177) [system] 'let*'==(->)
   Call: (177) [system] 'let*'=='Cons'
   Call: (177) [system] 'let*'==(=)
   Call: (177) [system] is_list(['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query])
   Exit: (177) [system] is_list(['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query])
^  Call: (177) [user] apply:maplist(s2t, ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query], _870408)
   Call: (178) [apply] apply:maplist_(['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query], _870408, user:s2t)
^  Call: (179) [user] s2t('let*', _872288)
   Call: (180) [system] compound('let*')
   Call: (180) [system] 'let*'=_872288
   Exit: (180) [system] 'let*'='let*'
^  Exit: (179) [user] s2t('let*', 'let*')
   Call: (179) [apply] apply:maplist_([[[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query], _872290, user:s2t)
^  Call: (180) [user] s2t([[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _877862)
   Call: (181) [system] compound([[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]])
   Exit: (181) [system] compound([[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]])
   Call: (181) [system] [[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]]==(->)
   Call: (181) [system] [[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]]=='Cons'
   Call: (181) [system] [[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]]==(=)
   Call: (181) [system] is_list([[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]])
   Exit: (181) [system] is_list([[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]])
^  Call: (181) [user] apply:maplist(s2t, [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _885274)
   Call: (182) [apply] apply:maplist_([[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _885274, user:s2t)
^  Call: (183) [user] s2t([[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], _887154)
   Call: (184) [system] compound([[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]])
   Exit: (184) [system] compound([[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]])
   Call: (184) [system] [:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]]==(->)
   Call: (184) [system] [:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]]=='Cons'
   Call: (184) [system] [:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]]==(=)
   Call: (184) [system] is_list([[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]])
   Exit: (184) [system] is_list([[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]])
^  Call: (184) [user] apply:maplist(s2t, [[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], _894566)
   Call: (185) [apply] apply:maplist_([[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], _894566, user:s2t)
^  Call: (186) [user] s2t([:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], _896446)
   Call: (187) [system] compound([:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]])
   Exit: (187) [system] compound([:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]])
   Call: (187) [system] (:)==(->)
   Call: (187) [system] (:)=='Cons'
   Call: (187) [system] (:)==(=)
   Call: (187) [system] is_list([:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]])
   Exit: (187) [system] is_list([:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]])
^  Call: (187) [user] apply:maplist(s2t, [:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], _903858)
   Call: (188) [apply] apply:maplist_([:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], _903858, user:s2t)
^  Call: (189) [user] s2t(:, _905738)
   Call: (190) [system] compound(:)
   Call: (190) [system] (:)=_905738
   Exit: (190) [system] (:)=(:)
^  Exit: (189) [user] s2t(:, :)
   Call: (189) [apply] apply:maplist_([_ructor, [->, _premise1, _premise2, _premise3, _conclusion]], _905740, user:s2t)
^  Call: (190) [user] s2t(_ructor, _911312)
   Call: (191) [system] compound(_ructor)
   Exit: (191) [system] compound(_ructor)
   Call: (191) [system] is_list(_ructor)
^  Call: (191) [user] s2tl(_ructor, _911312)
   Call: (192) [system] compound(_ructor)
   Exit: (192) [system] compound(_ructor)
^  Exit: (191) [user] s2tl(_ructor, _ructor)
^  Exit: (190) [user] s2t(_ructor, _ructor)
   Call: (190) [apply] apply:maplist_([[->, _premise1, _premise2, _premise3, _conclusion]], _911314, user:s2t)
^  Call: (191) [user] s2t([->, _premise1, _premise2, _premise3, _conclusion], _920582)
   Call: (192) [system] compound([->, _premise1, _premise2, _premise3, _conclusion])
   Exit: (192) [system] compound([->, _premise1, _premise2, _premise3, _conclusion])
   Call: (192) [system] (->)==(->)
   Exit: (192) [system] (->)==(->)
^  Call: (192) [user] s2tl([_premise1, _premise2, _premise3, _conclusion], _925218)
   Call: (193) [system] compound([_premise1, _premise2, _premise3, _conclusion])
   Exit: (193) [system] compound([_premise1, _premise2, _premise3, _conclusion])
^  Call: (193) [user] s2t(_premise1, _927998)
   Call: (194) [system] compound(_premise1)
   Exit: (194) [system] compound(_premise1)
   Call: (194) [system] is_list(_premise1)
^  Call: (194) [user] s2tl(_premise1, _927998)
   Call: (195) [system] compound(_premise1)
   Exit: (195) [system] compound(_premise1)
^  Exit: (194) [user] s2tl(_premise1, _premise1)
^  Exit: (193) [user] s2t(_premise1, _premise1)
^  Call: (193) [user] s2tl([_premise2, _premise3, _conclusion], _928000)
   Call: (194) [system] compound([_premise2, _premise3, _conclusion])
   Exit: (194) [system] compound([_premise2, _premise3, _conclusion])
^  Call: (194) [user] s2t(_premise2, _939112)
   Call: (195) [system] compound(_premise2)
   Exit: (195) [system] compound(_premise2)
   Call: (195) [system] is_list(_premise2)
^  Call: (195) [user] s2tl(_premise2, _939112)
   Call: (196) [system] compound(_premise2)
   Exit: (196) [system] compound(_premise2)
^  Exit: (195) [user] s2tl(_premise2, _premise2)
^  Exit: (194) [user] s2t(_premise2, _premise2)
^  Call: (194) [user] s2tl([_premise3, _conclusion], _939114)
   Call: (195) [system] compound([_premise3, _conclusion])
   Exit: (195) [system] compound([_premise3, _conclusion])
^  Call: (195) [user] s2t(_premise3, _950226)
   Call: (196) [system] compound(_premise3)
   Exit: (196) [system] compound(_premise3)
   Call: (196) [system] is_list(_premise3)
^  Call: (196) [user] s2tl(_premise3, _950226)
   Call: (197) [system] compound(_premise3)
   Exit: (197) [system] compound(_premise3)
^  Exit: (196) [user] s2tl(_premise3, _premise3)
^  Exit: (195) [user] s2t(_premise3, _premise3)
^  Call: (195) [user] s2tl([_conclusion], _950228)
   Call: (196) [system] compound([_conclusion])
   Exit: (196) [system] compound([_conclusion])
^  Call: (196) [user] s2t(_conclusion, _961340)
   Call: (197) [system] compound(_conclusion)
   Exit: (197) [system] compound(_conclusion)
   Call: (197) [system] is_list(_conclusion)
^  Call: (197) [user] s2tl(_conclusion, _961340)
   Call: (198) [system] compound(_conclusion)
   Exit: (198) [system] compound(_conclusion)
^  Exit: (197) [user] s2tl(_conclusion, _conclusion)
^  Exit: (196) [user] s2t(_conclusion, _conclusion)
^  Call: (196) [user] s2tl([], _961342)
   Call: (197) [system] compound([])
   Call: (197) [system] []=_961342
   Exit: (197) [system] []=[]
^  Exit: (196) [user] s2tl([], [])
^  Exit: (195) [user] s2tl([_conclusion], [_conclusion])
^  Exit: (194) [user] s2tl([_premise3, _conclusion], [_premise3, _conclusion])
^  Exit: (193) [user] s2tl([_premise2, _premise3, _conclusion], [_premise2, _premise3, _conclusion])
^  Exit: (192) [user] s2tl([_premise1, _premise2, _premise3, _conclusion], [_premise1, _premise2, _premise3, _conclusion])
   Call: (192) [system] _920582=..[->, [_premise1, _premise2, _premise3, _conclusion]]
   Exit: (192) [system] ->([_premise1, _premise2, _premise3, _conclusion])=..[->, [_premise1, _premise2, _premise3, _conclusion]]
^  Exit: (191) [user] s2t([->, _premise1, _premise2, _premise3, _conclusion], ->([_premise1, _premise2, _premise3, _conclusion]))
   Call: (191) [apply] apply:maplist_([], _920584, user:s2t)
   Exit: (191) [apply] apply:maplist_([], [], user:s2t)
   Exit: (190) [apply] apply:maplist_([[->, _premise1, _premise2, _premise3, _conclusion]], [->([_premise1, _premise2, _premise3, _conclusion])], user:s2t)
   Exit: (189) [apply] apply:maplist_([_ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_ructor, ->([_premise1, _premise2, _premise3, _conclusion])], user:s2t)
   Exit: (188) [apply] apply:maplist_([:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])], user:s2t)
^  Exit: (187) [apply] apply:maplist(user:s2t, [:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])])
   Call: (187) [system] compound_name_arguments(_896446, t, [:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])])
   Exit: (187) [system] compound_name_arguments(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t, [:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])])
^  Exit: (186) [user] s2t([:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])))
   Call: (186) [apply] apply:maplist_([[_rb]], _896448, user:s2t)
^  Call: (187) [user] s2t([_rb], _990156)
   Call: (188) [system] compound([_rb])
   Exit: (188) [system] compound([_rb])
   Call: (188) [system] _rb==(->)
   Call: (188) [system] _rb=='Cons'
   Call: (188) [system] _rb==(=)
   Call: (188) [system] is_list([_rb])
   Exit: (188) [system] is_list([_rb])
^  Call: (188) [user] apply:maplist(s2t, [_rb], _997568)
   Call: (189) [apply] apply:maplist_([_rb], _997568, user:s2t)
^  Call: (190) [user] s2t(_rb, _999448)
   Call: (191) [system] compound(_rb)
   Exit: (191) [system] compound(_rb)
   Call: (191) [system] is_list(_rb)
^  Call: (191) [user] s2tl(_rb, _999448)
   Call: (192) [system] compound(_rb)
   Exit: (192) [system] compound(_rb)
^  Exit: (191) [user] s2tl(_rb, _rb)
^  Exit: (190) [user] s2t(_rb, _rb)
   Call: (190) [apply] apply:maplist_([], _999450, user:s2t)
   Exit: (190) [apply] apply:maplist_([], [], user:s2t)
   Exit: (189) [apply] apply:maplist_([_rb], [_rb], user:s2t)
^  Exit: (188) [apply] apply:maplist(user:s2t, [_rb], [_rb])
   Call: (188) [system] compound_name_arguments(_990156, t, [_rb])
   Exit: (188) [system] compound_name_arguments(t(_rb), t, [_rb])
^  Exit: (187) [user] s2t([_rb], t(_rb))
   Call: (187) [apply] apply:maplist_([], _990158, user:s2t)
   Exit: (187) [apply] apply:maplist_([], [], user:s2t)
   Exit: (186) [apply] apply:maplist_([[_rb]], [t(_rb)], user:s2t)
   Exit: (185) [apply] apply:maplist_([[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)], user:s2t)
^  Exit: (184) [apply] apply:maplist(user:s2t, [[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)])
   Call: (184) [system] compound_name_arguments(_887154, t, [t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)])
   Exit: (184) [system] compound_name_arguments(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t, [t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)])
^  Exit: (183) [user] s2t([[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)))
   Call: (183) [apply] apply:maplist_([[[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _887156, user:s2t)
^  Call: (184) [user] s2t([[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], _1022712)
   Call: (185) [system] compound([[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query])
   Exit: (185) [system] compound([[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query])
   Call: (185) [system] [:, [_ructor, _proof1, _proof2, _proof3], _conclusion]==(->)
   Call: (185) [system] [:, [_ructor, _proof1, _proof2, _proof3], _conclusion]=='Cons'
   Call: (185) [system] [:, [_ructor, _proof1, _proof2, _proof3], _conclusion]==(=)
   Call: (185) [system] is_list([[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query])
   Exit: (185) [system] is_list([[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query])
^  Call: (185) [user] apply:maplist(s2t, [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], _1030124)
   Call: (186) [apply] apply:maplist_([[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], _1030124, user:s2t)
^  Call: (187) [user] s2t([:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _1032004)
   Call: (188) [system] compound([:, [_ructor, _proof1, _proof2, _proof3], _conclusion])
   Exit: (188) [system] compound([:, [_ructor, _proof1, _proof2, _proof3], _conclusion])
   Call: (188) [system] (:)==(->)
   Call: (188) [system] (:)=='Cons'
   Call: (188) [system] (:)==(=)
   Call: (188) [system] is_list([:, [_ructor, _proof1, _proof2, _proof3], _conclusion])
   Exit: (188) [system] is_list([:, [_ructor, _proof1, _proof2, _proof3], _conclusion])
^  Call: (188) [user] apply:maplist(s2t, [:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _1039416)
   Call: (189) [apply] apply:maplist_([:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _1039416, user:s2t)
^  Call: (190) [user] s2t(:, _1041296)
   Call: (191) [system] compound(:)
   Call: (191) [system] (:)=_1041296
   Exit: (191) [system] (:)=(:)
^  Exit: (190) [user] s2t(:, :)
   Call: (190) [apply] apply:maplist_([[_ructor, _proof1, _proof2, _proof3], _conclusion], _1041298, user:s2t)
^  Call: (191) [user] s2t([_ructor, _proof1, _proof2, _proof3], _1046870)
   Call: (192) [system] compound([_ructor, _proof1, _proof2, _proof3])
   Exit: (192) [system] compound([_ructor, _proof1, _proof2, _proof3])
   Call: (192) [system] _ructor==(->)
   Call: (192) [system] _ructor=='Cons'
   Call: (192) [system] _ructor==(=)
   Call: (192) [system] is_list([_ructor, _proof1, _proof2, _proof3])
   Exit: (192) [system] is_list([_ructor, _proof1, _proof2, _proof3])
^  Call: (192) [user] apply:maplist(s2t, [_ructor, _proof1, _proof2, _proof3], _1054282)
   Call: (193) [apply] apply:maplist_([_ructor, _proof1, _proof2, _proof3], _1054282, user:s2t)
^  Call: (194) [user] s2t(_ructor, _1056162)
   Call: (195) [system] compound(_ructor)
   Exit: (195) [system] compound(_ructor)
   Call: (195) [system] is_list(_ructor)
^  Call: (195) [user] s2tl(_ructor, _1056162)
   Call: (196) [system] compound(_ructor)
   Exit: (196) [system] compound(_ructor)
^  Exit: (195) [user] s2tl(_ructor, _ructor)
^  Exit: (194) [user] s2t(_ructor, _ructor)
   Call: (194) [apply] apply:maplist_([_proof1, _proof2, _proof3], _1056164, user:s2t)
^  Call: (195) [user] s2t(_proof1, _1065432)
   Call: (196) [system] compound(_proof1)
   Exit: (196) [system] compound(_proof1)
   Call: (196) [system] is_list(_proof1)
^  Call: (196) [user] s2tl(_proof1, _1065432)
   Call: (197) [system] compound(_proof1)
   Exit: (197) [system] compound(_proof1)
^  Exit: (196) [user] s2tl(_proof1, _proof1)
^  Exit: (195) [user] s2t(_proof1, _proof1)
   Call: (195) [apply] apply:maplist_([_proof2, _proof3], _1065434, user:s2t)
^  Call: (196) [user] s2t(_proof2, _1074702)
   Call: (197) [system] compound(_proof2)
   Exit: (197) [system] compound(_proof2)
   Call: (197) [system] is_list(_proof2)
^  Call: (197) [user] s2tl(_proof2, _1074702)
   Call: (198) [system] compound(_proof2)
   Exit: (198) [system] compound(_proof2)
^  Exit: (197) [user] s2tl(_proof2, _proof2)
^  Exit: (196) [user] s2t(_proof2, _proof2)
   Call: (196) [apply] apply:maplist_([_proof3], _1074704, user:s2t)
^  Call: (197) [user] s2t(_proof3, _1083972)
   Call: (198) [system] compound(_proof3)
   Exit: (198) [system] compound(_proof3)
   Call: (198) [system] is_list(_proof3)
^  Call: (198) [user] s2tl(_proof3, _1083972)
   Call: (199) [system] compound(_proof3)
   Exit: (199) [system] compound(_proof3)
^  Exit: (198) [user] s2tl(_proof3, _proof3)
^  Exit: (197) [user] s2t(_proof3, _proof3)
   Call: (197) [apply] apply:maplist_([], _1083974, user:s2t)
   Exit: (197) [apply] apply:maplist_([], [], user:s2t)
   Exit: (196) [apply] apply:maplist_([_proof3], [_proof3], user:s2t)
   Exit: (195) [apply] apply:maplist_([_proof2, _proof3], [_proof2, _proof3], user:s2t)
   Exit: (194) [apply] apply:maplist_([_proof1, _proof2, _proof3], [_proof1, _proof2, _proof3], user:s2t)
   Exit: (193) [apply] apply:maplist_([_ructor, _proof1, _proof2, _proof3], [_ructor, _proof1, _proof2, _proof3], user:s2t)
^  Exit: (192) [apply] apply:maplist(user:s2t, [_ructor, _proof1, _proof2, _proof3], [_ructor, _proof1, _proof2, _proof3])
   Call: (192) [system] compound_name_arguments(_1046870, t, [_ructor, _proof1, _proof2, _proof3])
   Exit: (192) [system] compound_name_arguments(t(_ructor, _proof1, _proof2, _proof3), t, [_ructor, _proof1, _proof2, _proof3])
^  Exit: (191) [user] s2t([_ructor, _proof1, _proof2, _proof3], t(_ructor, _proof1, _proof2, _proof3))
   Call: (191) [apply] apply:maplist_([_conclusion], _1046872, user:s2t)
^  Call: (192) [user] s2t(_conclusion, _1102574)
   Call: (193) [system] compound(_conclusion)
   Exit: (193) [system] compound(_conclusion)
   Call: (193) [system] is_list(_conclusion)
^  Call: (193) [user] s2tl(_conclusion, _1102574)
   Call: (194) [system] compound(_conclusion)
   Exit: (194) [system] compound(_conclusion)
^  Exit: (193) [user] s2tl(_conclusion, _conclusion)
^  Exit: (192) [user] s2t(_conclusion, _conclusion)
   Call: (192) [apply] apply:maplist_([], _1102576, user:s2t)
   Exit: (192) [apply] apply:maplist_([], [], user:s2t)
   Exit: (191) [apply] apply:maplist_([_conclusion], [_conclusion], user:s2t)
   Exit: (190) [apply] apply:maplist_([[_ructor, _proof1, _proof2, _proof3], _conclusion], [t(_ructor, _proof1, _proof2, _proof3), _conclusion], user:s2t)
   Exit: (189) [apply] apply:maplist_([:, [_ructor, _proof1, _proof2, _proof3], _conclusion], [:, t(_ructor, _proof1, _proof2, _proof3), _conclusion], user:s2t)
^  Exit: (188) [apply] apply:maplist(user:s2t, [:, [_ructor, _proof1, _proof2, _proof3], _conclusion], [:, t(_ructor, _proof1, _proof2, _proof3), _conclusion])
   Call: (188) [system] compound_name_arguments(_1032004, t, [:, t(_ructor, _proof1, _proof2, _proof3), _conclusion])
   Exit: (188) [system] compound_name_arguments(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), t, [:, t(_ructor, _proof1, _proof2, _proof3), _conclusion])
^  Exit: (187) [user] s2t([:, [_ructor, _proof1, _proof2, _proof3], _conclusion], t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion))
   Call: (187) [apply] apply:maplist_([_query], _1032006, user:s2t)
^  Call: (188) [user] s2t(_query, _1120242)
   Call: (189) [system] compound(_query)
   Exit: (189) [system] compound(_query)
   Call: (189) [system] is_list(_query)
^  Call: (189) [user] s2tl(_query, _1120242)
   Call: (190) [system] compound(_query)
   Exit: (190) [system] compound(_query)
^  Exit: (189) [user] s2tl(_query, _query)
^  Exit: (188) [user] s2t(_query, _query)
   Call: (188) [apply] apply:maplist_([], _1120244, user:s2t)
   Exit: (188) [apply] apply:maplist_([], [], user:s2t)
   Exit: (187) [apply] apply:maplist_([_query], [_query], user:s2t)
   Exit: (186) [apply] apply:maplist_([[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query], user:s2t)
^  Exit: (185) [apply] apply:maplist(user:s2t, [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query])
   Call: (185) [system] compound_name_arguments(_1022712, t, [t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query])
   Exit: (185) [system] compound_name_arguments(t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t, [t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query])
^  Exit: (184) [user] s2t([[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query))
   Call: (184) [apply] apply:maplist_([[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _1022714, user:s2t)
^  Call: (185) [user] s2t([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], _1136976)
   Call: (186) [system] compound([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
   Exit: (186) [system] compound([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
   Call: (186) [system] [:, _proof1, _premise1]==(->)
   Call: (186) [system] [:, _proof1, _premise1]=='Cons'
   Call: (186) [system] [:, _proof1, _premise1]==(=)
   Call: (186) [system] is_list([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
   Exit: (186) [system] is_list([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
^  Call: (186) [user] apply:maplist(s2t, [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], _1144388)
   Call: (187) [apply] apply:maplist_([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], _1144388, user:s2t)
^  Call: (188) [user] s2t([:, _proof1, _premise1], _1146268)
   Call: (189) [system] compound([:, _proof1, _premise1])
   Exit: (189) [system] compound([:, _proof1, _premise1])
   Call: (189) [system] (:)==(->)
   Call: (189) [system] (:)=='Cons'
   Call: (189) [system] (:)==(=)
   Call: (189) [system] is_list([:, _proof1, _premise1])
   Exit: (189) [system] is_list([:, _proof1, _premise1])
^  Call: (189) [user] apply:maplist(s2t, [:, _proof1, _premise1], _1153680)
   Call: (190) [apply] apply:maplist_([:, _proof1, _premise1], _1153680, user:s2t)
^  Call: (191) [user] s2t(:, _1155560)
   Call: (192) [system] compound(:)
   Call: (192) [system] (:)=_1155560
   Exit: (192) [system] (:)=(:)
^  Exit: (191) [user] s2t(:, :)
   Call: (191) [apply] apply:maplist_([_proof1, _premise1], _1155562, user:s2t)
^  Call: (192) [user] s2t(_proof1, _1161134)
   Call: (193) [system] compound(_proof1)
   Exit: (193) [system] compound(_proof1)
   Call: (193) [system] is_list(_proof1)
^  Call: (193) [user] s2tl(_proof1, _1161134)
   Call: (194) [system] compound(_proof1)
   Exit: (194) [system] compound(_proof1)
^  Exit: (193) [user] s2tl(_proof1, _proof1)
^  Exit: (192) [user] s2t(_proof1, _proof1)
   Call: (192) [apply] apply:maplist_([_premise1], _1161136, user:s2t)
^  Call: (193) [user] s2t(_premise1, _1170404)
   Call: (194) [system] compound(_premise1)
   Exit: (194) [system] compound(_premise1)
   Call: (194) [system] is_list(_premise1)
^  Call: (194) [user] s2tl(_premise1, _1170404)
   Call: (195) [system] compound(_premise1)
   Exit: (195) [system] compound(_premise1)
^  Exit: (194) [user] s2tl(_premise1, _premise1)
^  Exit: (193) [user] s2t(_premise1, _premise1)
   Call: (193) [apply] apply:maplist_([], _1170406, user:s2t)
   Exit: (193) [apply] apply:maplist_([], [], user:s2t)
   Exit: (192) [apply] apply:maplist_([_premise1], [_premise1], user:s2t)
   Exit: (191) [apply] apply:maplist_([_proof1, _premise1], [_proof1, _premise1], user:s2t)
   Exit: (190) [apply] apply:maplist_([:, _proof1, _premise1], [:, _proof1, _premise1], user:s2t)
^  Exit: (189) [apply] apply:maplist(user:s2t, [:, _proof1, _premise1], [:, _proof1, _premise1])
   Call: (189) [system] compound_name_arguments(_1146268, t, [:, _proof1, _premise1])
   Exit: (189) [system] compound_name_arguments(t(:, _proof1, _premise1), t, [:, _proof1, _premise1])
^  Exit: (188) [user] s2t([:, _proof1, _premise1], t(:, _proof1, _premise1))
   Call: (188) [apply] apply:maplist_([[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], _1146270, user:s2t)
^  Call: (189) [user] s2t([synthesize, [:, _proof1, _premise1], _kb, _rb, _k], _1188072)
   Call: (190) [system] compound([synthesize, [:, _proof1, _premise1], _kb, _rb, _k])
   Exit: (190) [system] compound([synthesize, [:, _proof1, _premise1], _kb, _rb, _k])
   Call: (190) [system] synthesize==(->)
   Call: (190) [system] synthesize=='Cons'
   Call: (190) [system] synthesize==(=)
   Call: (190) [system] is_list([synthesize, [:, _proof1, _premise1], _kb, _rb, _k])
   Exit: (190) [system] is_list([synthesize, [:, _proof1, _premise1], _kb, _rb, _k])
^  Call: (190) [user] apply:maplist(s2t, [synthesize, [:, _proof1, _premise1], _kb, _rb, _k], _1195484)
   Call: (191) [apply] apply:maplist_([synthesize, [:, _proof1, _premise1], _kb, _rb, _k], _1195484, user:s2t)
^  Call: (192) [user] s2t(synthesize, _1197364)
   Call: (193) [system] compound(synthesize)
   Call: (193) [system] synthesize=_1197364
   Exit: (193) [system] synthesize=synthesize
^  Exit: (192) [user] s2t(synthesize, synthesize)
   Call: (192) [apply] apply:maplist_([[:, _proof1, _premise1], _kb, _rb, _k], _1197366, user:s2t)
^  Call: (193) [user] s2t([:, _proof1, _premise1], _1202938)
   Call: (194) [system] compound([:, _proof1, _premise1])
   Exit: (194) [system] compound([:, _proof1, _premise1])
   Call: (194) [system] (:)==(->)
   Call: (194) [system] (:)=='Cons'
   Call: (194) [system] (:)==(=)
   Call: (194) [system] is_list([:, _proof1, _premise1])
   Exit: (194) [system] is_list([:, _proof1, _premise1])
^  Call: (194) [user] apply:maplist(s2t, [:, _proof1, _premise1], _1210350)
   Call: (195) [apply] apply:maplist_([:, _proof1, _premise1], _1210350, user:s2t)
^  Call: (196) [user] s2t(:, _1212230)
   Call: (197) [system] compound(:)
   Call: (197) [system] (:)=_1212230
   Exit: (197) [system] (:)=(:)
^  Exit: (196) [user] s2t(:, :)
   Call: (196) [apply] apply:maplist_([_proof1, _premise1], _1212232, user:s2t)
^  Call: (197) [user] s2t(_proof1, _1217804)
   Call: (198) [system] compound(_proof1)
   Exit: (198) [system] compound(_proof1)
   Call: (198) [system] is_list(_proof1)
^  Call: (198) [user] s2tl(_proof1, _1217804)
   Call: (199) [system] compound(_proof1)
   Exit: (199) [system] compound(_proof1)
^  Exit: (198) [user] s2tl(_proof1, _proof1)
^  Exit: (197) [user] s2t(_proof1, _proof1)
   Call: (197) [apply] apply:maplist_([_premise1], _1217806, user:s2t)
^  Call: (198) [user] s2t(_premise1, _1227074)
   Call: (199) [system] compound(_premise1)
   Exit: (199) [system] compound(_premise1)
   Call: (199) [system] is_list(_premise1)
^  Call: (199) [user] s2tl(_premise1, _1227074)
   Call: (200) [system] compound(_premise1)
   Exit: (200) [system] compound(_premise1)
^  Exit: (199) [user] s2tl(_premise1, _premise1)
^  Exit: (198) [user] s2t(_premise1, _premise1)
   Call: (198) [apply] apply:maplist_([], _1227076, user:s2t)
   Exit: (198) [apply] apply:maplist_([], [], user:s2t)
   Exit: (197) [apply] apply:maplist_([_premise1], [_premise1], user:s2t)
   Exit: (196) [apply] apply:maplist_([_proof1, _premise1], [_proof1, _premise1], user:s2t)
   Exit: (195) [apply] apply:maplist_([:, _proof1, _premise1], [:, _proof1, _premise1], user:s2t)
^  Exit: (194) [apply] apply:maplist(user:s2t, [:, _proof1, _premise1], [:, _proof1, _premise1])
   Call: (194) [system] compound_name_arguments(_1202938, t, [:, _proof1, _premise1])
   Exit: (194) [system] compound_name_arguments(t(:, _proof1, _premise1), t, [:, _proof1, _premise1])
^  Exit: (193) [user] s2t([:, _proof1, _premise1], t(:, _proof1, _premise1))
   Call: (193) [apply] apply:maplist_([_kb, _rb, _k], _1202940, user:s2t)
^  Call: (194) [user] s2t(_kb, _1244742)
   Call: (195) [system] compound(_kb)
   Exit: (195) [system] compound(_kb)
   Call: (195) [system] is_list(_kb)
^  Call: (195) [user] s2tl(_kb, _1244742)
   Call: (196) [system] compound(_kb)
   Exit: (196) [system] compound(_kb)
^  Exit: (195) [user] s2tl(_kb, _kb)
^  Exit: (194) [user] s2t(_kb, _kb)
   Call: (194) [apply] apply:maplist_([_rb, _k], _1244744, user:s2t)
^  Call: (195) [user] s2t(_rb, _1254012)
   Call: (196) [system] compound(_rb)
   Exit: (196) [system] compound(_rb)
   Call: (196) [system] is_list(_rb)
^  Call: (196) [user] s2tl(_rb, _1254012)
   Call: (197) [system] compound(_rb)
   Exit: (197) [system] compound(_rb)
^  Exit: (196) [user] s2tl(_rb, _rb)
^  Exit: (195) [user] s2t(_rb, _rb)
   Call: (195) [apply] apply:maplist_([_k], _1254014, user:s2t)
^  Call: (196) [user] s2t(_k, _1263282)
   Call: (197) [system] compound(_k)
   Exit: (197) [system] compound(_k)
   Call: (197) [system] is_list(_k)
^  Call: (197) [user] s2tl(_k, _1263282)
   Call: (198) [system] compound(_k)
   Exit: (198) [system] compound(_k)
^  Exit: (197) [user] s2tl(_k, _k)
^  Exit: (196) [user] s2t(_k, _k)
   Call: (196) [apply] apply:maplist_([], _1263284, user:s2t)
   Exit: (196) [apply] apply:maplist_([], [], user:s2t)
   Exit: (195) [apply] apply:maplist_([_k], [_k], user:s2t)
   Exit: (194) [apply] apply:maplist_([_rb, _k], [_rb, _k], user:s2t)
   Exit: (193) [apply] apply:maplist_([_kb, _rb, _k], [_kb, _rb, _k], user:s2t)
   Exit: (192) [apply] apply:maplist_([[:, _proof1, _premise1], _kb, _rb, _k], [t(:, _proof1, _premise1), _kb, _rb, _k], user:s2t)
   Exit: (191) [apply] apply:maplist_([synthesize, [:, _proof1, _premise1], _kb, _rb, _k], [synthesize, t(:, _proof1, _premise1), _kb, _rb, _k], user:s2t)
^  Exit: (190) [apply] apply:maplist(user:s2t, [synthesize, [:, _proof1, _premise1], _kb, _rb, _k], [synthesize, t(:, _proof1, _premise1), _kb, _rb, _k])
   Call: (190) [system] compound_name_arguments(_1188072, t, [synthesize, t(:, _proof1, _premise1), _kb, _rb, _k])
   Exit: (190) [system] compound_name_arguments(t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k), t, [synthesize, t(:, _proof1, _premise1), _kb, _rb, _k])
^  Exit: (189) [user] s2t([synthesize, [:, _proof1, _premise1], _kb, _rb, _k], t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k))
   Call: (189) [apply] apply:maplist_([], _1188074, user:s2t)
   Exit: (189) [apply] apply:maplist_([], [], user:s2t)
   Exit: (188) [apply] apply:maplist_([[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)], user:s2t)
   Exit: (187) [apply] apply:maplist_([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)], user:s2t)
^  Exit: (186) [apply] apply:maplist(user:s2t, [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)])
   Call: (186) [system] compound_name_arguments(_1136976, t, [t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)])
   Exit: (186) [system] compound_name_arguments(t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t, [t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)])
^  Exit: (185) [user] s2t([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)))
   Call: (185) [apply] apply:maplist_([[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _1136978, user:s2t)
^  Call: (186) [user] s2t([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], _1290282)
   Call: (187) [system] compound([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
   Exit: (187) [system] compound([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
   Call: (187) [system] [:, _proof2, _premise2]==(->)
   Call: (187) [system] [:, _proof2, _premise2]=='Cons'
   Call: (187) [system] [:, _proof2, _premise2]==(=)
   Call: (187) [system] is_list([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
   Exit: (187) [system] is_list([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
^  Call: (187) [user] apply:maplist(s2t, [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], _1297694)
   Call: (188) [apply] apply:maplist_([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], _1297694, user:s2t)
^  Call: (189) [user] s2t([:, _proof2, _premise2], _1299574)
   Call: (190) [system] compound([:, _proof2, _premise2])
   Exit: (190) [system] compound([:, _proof2, _premise2])
   Call: (190) [system] (:)==(->)
   Call: (190) [system] (:)=='Cons'
   Call: (190) [system] (:)==(=)
   Call: (190) [system] is_list([:, _proof2, _premise2])
   Exit: (190) [system] is_list([:, _proof2, _premise2])
^  Call: (190) [user] apply:maplist(s2t, [:, _proof2, _premise2], _1306986)
   Call: (191) [apply] apply:maplist_([:, _proof2, _premise2], _1306986, user:s2t)
^  Call: (192) [user] s2t(:, _1308866)
   Call: (193) [system] compound(:)
   Call: (193) [system] (:)=_1308866
   Exit: (193) [system] (:)=(:)
^  Exit: (192) [user] s2t(:, :)
   Call: (192) [apply] apply:maplist_([_proof2, _premise2], _1308868, user:s2t)
^  Call: (193) [user] s2t(_proof2, _1314440)
   Call: (194) [system] compound(_proof2)
   Exit: (194) [system] compound(_proof2)
   Call: (194) [system] is_list(_proof2)
^  Call: (194) [user] s2tl(_proof2, _1314440)
   Call: (195) [system] compound(_proof2)
   Exit: (195) [system] compound(_proof2)
^  Exit: (194) [user] s2tl(_proof2, _proof2)
^  Exit: (193) [user] s2t(_proof2, _proof2)
   Call: (193) [apply] apply:maplist_([_premise2], _1314442, user:s2t)
^  Call: (194) [user] s2t(_premise2, _1323710)
   Call: (195) [system] compound(_premise2)
   Exit: (195) [system] compound(_premise2)
   Call: (195) [system] is_list(_premise2)
^  Call: (195) [user] s2tl(_premise2, _1323710)
   Call: (196) [system] compound(_premise2)
   Exit: (196) [system] compound(_premise2)
^  Exit: (195) [user] s2tl(_premise2, _premise2)
^  Exit: (194) [user] s2t(_premise2, _premise2)
   Call: (194) [apply] apply:maplist_([], _1323712, user:s2t)
   Exit: (194) [apply] apply:maplist_([], [], user:s2t)
   Exit: (193) [apply] apply:maplist_([_premise2], [_premise2], user:s2t)
   Exit: (192) [apply] apply:maplist_([_proof2, _premise2], [_proof2, _premise2], user:s2t)
   Exit: (191) [apply] apply:maplist_([:, _proof2, _premise2], [:, _proof2, _premise2], user:s2t)
^  Exit: (190) [apply] apply:maplist(user:s2t, [:, _proof2, _premise2], [:, _proof2, _premise2])
   Call: (190) [system] compound_name_arguments(_1299574, t, [:, _proof2, _premise2])
   Exit: (190) [system] compound_name_arguments(t(:, _proof2, _premise2), t, [:, _proof2, _premise2])
^  Exit: (189) [user] s2t([:, _proof2, _premise2], t(:, _proof2, _premise2))
   Call: (189) [apply] apply:maplist_([[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], _1299576, user:s2t)
^  Call: (190) [user] s2t([synthesize, [:, _proof2, _premise2], _kb, _rb, _k], _1341378)
   Call: (191) [system] compound([synthesize, [:, _proof2, _premise2], _kb, _rb, _k])
   Exit: (191) [system] compound([synthesize, [:, _proof2, _premise2], _kb, _rb, _k])
   Call: (191) [system] synthesize==(->)
   Call: (191) [system] synthesize=='Cons'
   Call: (191) [system] synthesize==(=)
   Call: (191) [system] is_list([synthesize, [:, _proof2, _premise2], _kb, _rb, _k])
   Exit: (191) [system] is_list([synthesize, [:, _proof2, _premise2], _kb, _rb, _k])
^  Call: (191) [user] apply:maplist(s2t, [synthesize, [:, _proof2, _premise2], _kb, _rb, _k], _1348790)
   Call: (192) [apply] apply:maplist_([synthesize, [:, _proof2, _premise2], _kb, _rb, _k], _1348790, user:s2t)
^  Call: (193) [user] s2t(synthesize, _1350670)
   Call: (194) [system] compound(synthesize)
   Call: (194) [system] synthesize=_1350670
   Exit: (194) [system] synthesize=synthesize
^  Exit: (193) [user] s2t(synthesize, synthesize)
   Call: (193) [apply] apply:maplist_([[:, _proof2, _premise2], _kb, _rb, _k], _1350672, user:s2t)
^  Call: (194) [user] s2t([:, _proof2, _premise2], _1356244)
   Call: (195) [system] compound([:, _proof2, _premise2])
   Exit: (195) [system] compound([:, _proof2, _premise2])
   Call: (195) [system] (:)==(->)
   Call: (195) [system] (:)=='Cons'
   Call: (195) [system] (:)==(=)
   Call: (195) [system] is_list([:, _proof2, _premise2])
   Exit: (195) [system] is_list([:, _proof2, _premise2])
^  Call: (195) [user] apply:maplist(s2t, [:, _proof2, _premise2], _1363656)
   Call: (196) [apply] apply:maplist_([:, _proof2, _premise2], _1363656, user:s2t)
^  Call: (197) [user] s2t(:, _1365536)
   Call: (198) [system] compound(:)
   Call: (198) [system] (:)=_1365536
   Exit: (198) [system] (:)=(:)
^  Exit: (197) [user] s2t(:, :)
   Call: (197) [apply] apply:maplist_([_proof2, _premise2], _1365538, user:s2t)
^  Call: (198) [user] s2t(_proof2, _1371110)
   Call: (199) [system] compound(_proof2)
   Exit: (199) [system] compound(_proof2)
   Call: (199) [system] is_list(_proof2)
^  Call: (199) [user] s2tl(_proof2, _1371110)
   Call: (200) [system] compound(_proof2)
   Exit: (200) [system] compound(_proof2)
^  Exit: (199) [user] s2tl(_proof2, _proof2)
^  Exit: (198) [user] s2t(_proof2, _proof2)
   Call: (198) [apply] apply:maplist_([_premise2], _1371112, user:s2t)
^  Call: (199) [user] s2t(_premise2, _1380380)
   Call: (200) [system] compound(_premise2)
   Exit: (200) [system] compound(_premise2)
   Call: (200) [system] is_list(_premise2)
^  Call: (200) [user] s2tl(_premise2, _1380380)
   Call: (201) [system] compound(_premise2)
   Exit: (201) [system] compound(_premise2)
^  Exit: (200) [user] s2tl(_premise2, _premise2)
^  Exit: (199) [user] s2t(_premise2, _premise2)
   Call: (199) [apply] apply:maplist_([], _1380382, user:s2t)
   Exit: (199) [apply] apply:maplist_([], [], user:s2t)
   Exit: (198) [apply] apply:maplist_([_premise2], [_premise2], user:s2t)
   Exit: (197) [apply] apply:maplist_([_proof2, _premise2], [_proof2, _premise2], user:s2t)
   Exit: (196) [apply] apply:maplist_([:, _proof2, _premise2], [:, _proof2, _premise2], user:s2t)
^  Exit: (195) [apply] apply:maplist(user:s2t, [:, _proof2, _premise2], [:, _proof2, _premise2])
   Call: (195) [system] compound_name_arguments(_1356244, t, [:, _proof2, _premise2])
   Exit: (195) [system] compound_name_arguments(t(:, _proof2, _premise2), t, [:, _proof2, _premise2])
^  Exit: (194) [user] s2t([:, _proof2, _premise2], t(:, _proof2, _premise2))
   Call: (194) [apply] apply:maplist_([_kb, _rb, _k], _1356246, user:s2t)
^  Call: (195) [user] s2t(_kb, _1398048)
   Call: (196) [system] compound(_kb)
   Exit: (196) [system] compound(_kb)
   Call: (196) [system] is_list(_kb)
^  Call: (196) [user] s2tl(_kb, _1398048)
   Call: (197) [system] compound(_kb)
   Exit: (197) [system] compound(_kb)
^  Exit: (196) [user] s2tl(_kb, _kb)
^  Exit: (195) [user] s2t(_kb, _kb)
   Call: (195) [apply] apply:maplist_([_rb, _k], _1398050, user:s2t)
^  Call: (196) [user] s2t(_rb, _1407318)
   Call: (197) [system] compound(_rb)
   Exit: (197) [system] compound(_rb)
   Call: (197) [system] is_list(_rb)
^  Call: (197) [user] s2tl(_rb, _1407318)
   Call: (198) [system] compound(_rb)
   Exit: (198) [system] compound(_rb)
^  Exit: (197) [user] s2tl(_rb, _rb)
^  Exit: (196) [user] s2t(_rb, _rb)
   Call: (196) [apply] apply:maplist_([_k], _1407320, user:s2t)
^  Call: (197) [user] s2t(_k, _1416588)
   Call: (198) [system] compound(_k)
   Exit: (198) [system] compound(_k)
   Call: (198) [system] is_list(_k)
^  Call: (198) [user] s2tl(_k, _1416588)
   Call: (199) [system] compound(_k)
   Exit: (199) [system] compound(_k)
^  Exit: (198) [user] s2tl(_k, _k)
^  Exit: (197) [user] s2t(_k, _k)
   Call: (197) [apply] apply:maplist_([], _1416590, user:s2t)
   Exit: (197) [apply] apply:maplist_([], [], user:s2t)
   Exit: (196) [apply] apply:maplist_([_k], [_k], user:s2t)
   Exit: (195) [apply] apply:maplist_([_rb, _k], [_rb, _k], user:s2t)
   Exit: (194) [apply] apply:maplist_([_kb, _rb, _k], [_kb, _rb, _k], user:s2t)
   Exit: (193) [apply] apply:maplist_([[:, _proof2, _premise2], _kb, _rb, _k], [t(:, _proof2, _premise2), _kb, _rb, _k], user:s2t)
   Exit: (192) [apply] apply:maplist_([synthesize, [:, _proof2, _premise2], _kb, _rb, _k], [synthesize, t(:, _proof2, _premise2), _kb, _rb, _k], user:s2t)
^  Exit: (191) [apply] apply:maplist(user:s2t, [synthesize, [:, _proof2, _premise2], _kb, _rb, _k], [synthesize, t(:, _proof2, _premise2), _kb, _rb, _k])
   Call: (191) [system] compound_name_arguments(_1341378, t, [synthesize, t(:, _proof2, _premise2), _kb, _rb, _k])
   Exit: (191) [system] compound_name_arguments(t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k), t, [synthesize, t(:, _proof2, _premise2), _kb, _rb, _k])
^  Exit: (190) [user] s2t([synthesize, [:, _proof2, _premise2], _kb, _rb, _k], t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))
   Call: (190) [apply] apply:maplist_([], _1341380, user:s2t)
   Exit: (190) [apply] apply:maplist_([], [], user:s2t)
   Exit: (189) [apply] apply:maplist_([[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)], user:s2t)
   Exit: (188) [apply] apply:maplist_([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)], user:s2t)
^  Exit: (187) [apply] apply:maplist(user:s2t, [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)])
   Call: (187) [system] compound_name_arguments(_1290282, t, [t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)])
   Exit: (187) [system] compound_name_arguments(t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t, [t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)])
^  Exit: (186) [user] s2t([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)))
   Call: (186) [apply] apply:maplist_([[[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _1290284, user:s2t)
^  Call: (187) [user] s2t([[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], _1443588)
   Call: (188) [system] compound([[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]])
   Exit: (188) [system] compound([[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]])
   Call: (188) [system] [:, _proof3, _premise3]==(->)
   Call: (188) [system] [:, _proof3, _premise3]=='Cons'
   Call: (188) [system] [:, _proof3, _premise3]==(=)
   Call: (188) [system] is_list([[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]])
   Exit: (188) [system] is_list([[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]])
^  Call: (188) [user] apply:maplist(s2t, [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], _1451000)
   Call: (189) [apply] apply:maplist_([[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], _1451000, user:s2t)
^  Call: (190) [user] s2t([:, _proof3, _premise3], _1452880)
   Call: (191) [system] compound([:, _proof3, _premise3])
   Exit: (191) [system] compound([:, _proof3, _premise3])
   Call: (191) [system] (:)==(->)
   Call: (191) [system] (:)=='Cons'
   Call: (191) [system] (:)==(=)
   Call: (191) [system] is_list([:, _proof3, _premise3])
   Exit: (191) [system] is_list([:, _proof3, _premise3])
^  Call: (191) [user] apply:maplist(s2t, [:, _proof3, _premise3], _1460292)
   Call: (192) [apply] apply:maplist_([:, _proof3, _premise3], _1460292, user:s2t)
^  Call: (193) [user] s2t(:, _1462172)
   Call: (194) [system] compound(:)
   Call: (194) [system] (:)=_1462172
   Exit: (194) [system] (:)=(:)
^  Exit: (193) [user] s2t(:, :)
   Call: (193) [apply] apply:maplist_([_proof3, _premise3], _1462174, user:s2t)
^  Call: (194) [user] s2t(_proof3, _1467746)
   Call: (195) [system] compound(_proof3)
   Exit: (195) [system] compound(_proof3)
   Call: (195) [system] is_list(_proof3)
^  Call: (195) [user] s2tl(_proof3, _1467746)
   Call: (196) [system] compound(_proof3)
   Exit: (196) [system] compound(_proof3)
^  Exit: (195) [user] s2tl(_proof3, _proof3)
^  Exit: (194) [user] s2t(_proof3, _proof3)
   Call: (194) [apply] apply:maplist_([_premise3], _1467748, user:s2t)
^  Call: (195) [user] s2t(_premise3, _1477016)
   Call: (196) [system] compound(_premise3)
   Exit: (196) [system] compound(_premise3)
   Call: (196) [system] is_list(_premise3)
^  Call: (196) [user] s2tl(_premise3, _1477016)
   Call: (197) [system] compound(_premise3)
   Exit: (197) [system] compound(_premise3)
^  Exit: (196) [user] s2tl(_premise3, _premise3)
^  Exit: (195) [user] s2t(_premise3, _premise3)
   Call: (195) [apply] apply:maplist_([], _1477018, user:s2t)
   Exit: (195) [apply] apply:maplist_([], [], user:s2t)
   Exit: (194) [apply] apply:maplist_([_premise3], [_premise3], user:s2t)
   Exit: (193) [apply] apply:maplist_([_proof3, _premise3], [_proof3, _premise3], user:s2t)
   Exit: (192) [apply] apply:maplist_([:, _proof3, _premise3], [:, _proof3, _premise3], user:s2t)
^  Exit: (191) [apply] apply:maplist(user:s2t, [:, _proof3, _premise3], [:, _proof3, _premise3])
   Call: (191) [system] compound_name_arguments(_1452880, t, [:, _proof3, _premise3])
   Exit: (191) [system] compound_name_arguments(t(:, _proof3, _premise3), t, [:, _proof3, _premise3])
^  Exit: (190) [user] s2t([:, _proof3, _premise3], t(:, _proof3, _premise3))
   Call: (190) [apply] apply:maplist_([[synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], _1452882, user:s2t)
^  Call: (191) [user] s2t([synthesize, [:, _proof3, _premise3], _kb, _rb, _k], _1494684)
   Call: (192) [system] compound([synthesize, [:, _proof3, _premise3], _kb, _rb, _k])
   Exit: (192) [system] compound([synthesize, [:, _proof3, _premise3], _kb, _rb, _k])
   Call: (192) [system] synthesize==(->)
   Call: (192) [system] synthesize=='Cons'
   Call: (192) [system] synthesize==(=)
   Call: (192) [system] is_list([synthesize, [:, _proof3, _premise3], _kb, _rb, _k])
   Exit: (192) [system] is_list([synthesize, [:, _proof3, _premise3], _kb, _rb, _k])
^  Call: (192) [user] apply:maplist(s2t, [synthesize, [:, _proof3, _premise3], _kb, _rb, _k], _1502096)
   Call: (193) [apply] apply:maplist_([synthesize, [:, _proof3, _premise3], _kb, _rb, _k], _1502096, user:s2t)
^  Call: (194) [user] s2t(synthesize, _1503976)
   Call: (195) [system] compound(synthesize)
   Call: (195) [system] synthesize=_1503976
   Exit: (195) [system] synthesize=synthesize
^  Exit: (194) [user] s2t(synthesize, synthesize)
   Call: (194) [apply] apply:maplist_([[:, _proof3, _premise3], _kb, _rb, _k], _1503978, user:s2t)
^  Call: (195) [user] s2t([:, _proof3, _premise3], _1509550)
   Call: (196) [system] compound([:, _proof3, _premise3])
   Exit: (196) [system] compound([:, _proof3, _premise3])
   Call: (196) [system] (:)==(->)
   Call: (196) [system] (:)=='Cons'
   Call: (196) [system] (:)==(=)
   Call: (196) [system] is_list([:, _proof3, _premise3])
   Exit: (196) [system] is_list([:, _proof3, _premise3])
^  Call: (196) [user] apply:maplist(s2t, [:, _proof3, _premise3], _1516962)
   Call: (197) [apply] apply:maplist_([:, _proof3, _premise3], _1516962, user:s2t)
^  Call: (198) [user] s2t(:, _1518842)
   Call: (199) [system] compound(:)
   Call: (199) [system] (:)=_1518842
   Exit: (199) [system] (:)=(:)
^  Exit: (198) [user] s2t(:, :)
   Call: (198) [apply] apply:maplist_([_proof3, _premise3], _1518844, user:s2t)
^  Call: (199) [user] s2t(_proof3, _1524416)
   Call: (200) [system] compound(_proof3)
   Exit: (200) [system] compound(_proof3)
   Call: (200) [system] is_list(_proof3)
^  Call: (200) [user] s2tl(_proof3, _1524416)
   Call: (201) [system] compound(_proof3)
   Exit: (201) [system] compound(_proof3)
^  Exit: (200) [user] s2tl(_proof3, _proof3)
^  Exit: (199) [user] s2t(_proof3, _proof3)
   Call: (199) [apply] apply:maplist_([_premise3], _1524418, user:s2t)
^  Call: (200) [user] s2t(_premise3, _1533686)
   Call: (201) [system] compound(_premise3)
   Exit: (201) [system] compound(_premise3)
   Call: (201) [system] is_list(_premise3)
^  Call: (201) [user] s2tl(_premise3, _1533686)
   Call: (202) [system] compound(_premise3)
   Exit: (202) [system] compound(_premise3)
^  Exit: (201) [user] s2tl(_premise3, _premise3)
^  Exit: (200) [user] s2t(_premise3, _premise3)
   Call: (200) [apply] apply:maplist_([], _1533688, user:s2t)
   Exit: (200) [apply] apply:maplist_([], [], user:s2t)
   Exit: (199) [apply] apply:maplist_([_premise3], [_premise3], user:s2t)
   Exit: (198) [apply] apply:maplist_([_proof3, _premise3], [_proof3, _premise3], user:s2t)
   Exit: (197) [apply] apply:maplist_([:, _proof3, _premise3], [:, _proof3, _premise3], user:s2t)
^  Exit: (196) [apply] apply:maplist(user:s2t, [:, _proof3, _premise3], [:, _proof3, _premise3])
   Call: (196) [system] compound_name_arguments(_1509550, t, [:, _proof3, _premise3])
   Exit: (196) [system] compound_name_arguments(t(:, _proof3, _premise3), t, [:, _proof3, _premise3])
^  Exit: (195) [user] s2t([:, _proof3, _premise3], t(:, _proof3, _premise3))
   Call: (195) [apply] apply:maplist_([_kb, _rb, _k], _1509552, user:s2t)
^  Call: (196) [user] s2t(_kb, _1551354)
   Call: (197) [system] compound(_kb)
   Exit: (197) [system] compound(_kb)
   Call: (197) [system] is_list(_kb)
^  Call: (197) [user] s2tl(_kb, _1551354)
   Call: (198) [system] compound(_kb)
   Exit: (198) [system] compound(_kb)
^  Exit: (197) [user] s2tl(_kb, _kb)
^  Exit: (196) [user] s2t(_kb, _kb)
   Call: (196) [apply] apply:maplist_([_rb, _k], _1551356, user:s2t)
^  Call: (197) [user] s2t(_rb, _1560624)
   Call: (198) [system] compound(_rb)
   Exit: (198) [system] compound(_rb)
   Call: (198) [system] is_list(_rb)
^  Call: (198) [user] s2tl(_rb, _1560624)
   Call: (199) [system] compound(_rb)
   Exit: (199) [system] compound(_rb)
^  Exit: (198) [user] s2tl(_rb, _rb)
^  Exit: (197) [user] s2t(_rb, _rb)
   Call: (197) [apply] apply:maplist_([_k], _1560626, user:s2t)
^  Call: (198) [user] s2t(_k, _1569894)
   Call: (199) [system] compound(_k)
   Exit: (199) [system] compound(_k)
   Call: (199) [system] is_list(_k)
^  Call: (199) [user] s2tl(_k, _1569894)
   Call: (200) [system] compound(_k)
   Exit: (200) [system] compound(_k)
^  Exit: (199) [user] s2tl(_k, _k)
^  Exit: (198) [user] s2t(_k, _k)
   Call: (198) [apply] apply:maplist_([], _1569896, user:s2t)
   Exit: (198) [apply] apply:maplist_([], [], user:s2t)
   Exit: (197) [apply] apply:maplist_([_k], [_k], user:s2t)
   Exit: (196) [apply] apply:maplist_([_rb, _k], [_rb, _k], user:s2t)
   Exit: (195) [apply] apply:maplist_([_kb, _rb, _k], [_kb, _rb, _k], user:s2t)
   Exit: (194) [apply] apply:maplist_([[:, _proof3, _premise3], _kb, _rb, _k], [t(:, _proof3, _premise3), _kb, _rb, _k], user:s2t)
   Exit: (193) [apply] apply:maplist_([synthesize, [:, _proof3, _premise3], _kb, _rb, _k], [synthesize, t(:, _proof3, _premise3), _kb, _rb, _k], user:s2t)
^  Exit: (192) [apply] apply:maplist(user:s2t, [synthesize, [:, _proof3, _premise3], _kb, _rb, _k], [synthesize, t(:, _proof3, _premise3), _kb, _rb, _k])
   Call: (192) [system] compound_name_arguments(_1494684, t, [synthesize, t(:, _proof3, _premise3), _kb, _rb, _k])
   Exit: (192) [system] compound_name_arguments(t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k), t, [synthesize, t(:, _proof3, _premise3), _kb, _rb, _k])
^  Exit: (191) [user] s2t([synthesize, [:, _proof3, _premise3], _kb, _rb, _k], t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))
   Call: (191) [apply] apply:maplist_([], _1494686, user:s2t)
   Exit: (191) [apply] apply:maplist_([], [], user:s2t)
   Exit: (190) [apply] apply:maplist_([[synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)], user:s2t)
   Exit: (189) [apply] apply:maplist_([[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)], user:s2t)
^  Exit: (188) [apply] apply:maplist(user:s2t, [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)])
   Call: (188) [system] compound_name_arguments(_1443588, t, [t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)])
   Exit: (188) [system] compound_name_arguments(t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t, [t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)])
^  Exit: (187) [user] s2t([[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)))
   Call: (187) [apply] apply:maplist_([], _1443590, user:s2t)
   Exit: (187) [apply] apply:maplist_([], [], user:s2t)
   Exit: (186) [apply] apply:maplist_([[[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], [t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))], user:s2t)
   Exit: (185) [apply] apply:maplist_([[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], [t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))], user:s2t)
   Exit: (184) [apply] apply:maplist_([[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], [t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))], user:s2t)
   Exit: (183) [apply] apply:maplist_([[[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], [t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))], user:s2t)
   Exit: (182) [apply] apply:maplist_([[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], [t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))], user:s2t)
^  Exit: (181) [apply] apply:maplist(user:s2t, [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], [t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))])
   Call: (181) [system] compound_name_arguments(_877862, t, [t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))])
   Exit: (181) [system] compound_name_arguments(t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), t, [t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))])
^  Exit: (180) [user] s2t([[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))))
   Call: (180) [apply] apply:maplist_([_query], _877864, user:s2t)
^  Call: (181) [user] s2t(_query, _1607160)
   Call: (182) [system] compound(_query)
   Exit: (182) [system] compound(_query)
   Call: (182) [system] is_list(_query)
^  Call: (182) [user] s2tl(_query, _1607160)
   Call: (183) [system] compound(_query)
   Exit: (183) [system] compound(_query)
^  Exit: (182) [user] s2tl(_query, _query)
^  Exit: (181) [user] s2t(_query, _query)
   Call: (181) [apply] apply:maplist_([], _1607162, user:s2t)
   Exit: (181) [apply] apply:maplist_([], [], user:s2t)
   Exit: (180) [apply] apply:maplist_([_query], [_query], user:s2t)
   Exit: (179) [apply] apply:maplist_([[[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query], [t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query], user:s2t)
   Exit: (178) [apply] apply:maplist_(['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query], ['let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query], user:s2t)
^  Exit: (177) [apply] apply:maplist(user:s2t, ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query], ['let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query])
   Call: (177) [system] compound_name_arguments(_862996, t, ['let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query])
   Exit: (177) [system] compound_name_arguments(t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query), t, ['let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query])
^  Exit: (176) [user] s2t(['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query], t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query))
^  Call: (176) [user] s2tl([], _862998)
   Call: (177) [system] compound([])
   Call: (177) [system] []=_862998
   Exit: (177) [system] []=[]
^  Exit: (176) [user] s2tl([], [])
^  Exit: (175) [user] s2tl([['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query)])
^  Exit: (174) [user] s2tl([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query)])
^  Exit: (173) [user] s2tl([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query)])
^  Exit: (172) [user] s2t_iz(nthesize_long_1727480696_9164743, nthesize_long_1727480696_9164743, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query)])
^  Call: (172) [user] relistify([=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query)], _1632250)
   Call: (173) [system] is_list([=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query)])
   Exit: (173) [system] is_list([=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query)])
   Call: (173) [system] _1632250=[=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query)]
   Exit: (173) [system] [=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query)]=[=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query)]
^  Exit: (172) [user] relistify([=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query)], [=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query)])
   Call: (172) [system] _1637812=..[nthesize_long_1727480696_9164743, 114, =, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query)]
   Exit: (172) [system] nthesize_long_1727480696_9164743(114, =, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query))=..[nthesize_long_1727480696_9164743, 114, =, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query)]
^  Call: (172) [user] format((0x55fbb44dfd70), "~q.~n", [nthesize_long_1727480696_9164743(114, =, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query))])
^  Exit: (172) [user] format((0x55fbb44dfd70), "~q.~n", [nthesize_long_1727480696_9164743(114, =, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query))])
^  Exit: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], nthesize_long_1727480696_9164743, 114)
^  Exit: (169) [system] once(user:(if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]), 114]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 23, 23+1), write_metta_datalog_term((0x55fbb44dfd70), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], nthesize_long_1727480696_9164743, 114)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55fbb4538270))
   Fail: (169) [system] at_end_of_stream((0x55fbb4538270))
^  Call: (169) [user] must_det_ll(line_count((0x55fbb4538270), _3074))
^  Call: (170) [user] once(user:line_count((0x55fbb4538270), _3074))
   Call: (171) [system] line_count((0x55fbb4538270), _3074)
   Exit: (171) [system] line_count((0x55fbb4538270), 115)
^  Exit: (170) [system] once(user:line_count((0x55fbb4538270), 115))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55fbb4538270), 115))
^  Call: (169) [user] must_det_ll(read_sform((0x55fbb4538270), _3084))
^  Call: (170) [user] once(user:read_sform((0x55fbb4538270), _3084))
^  Call: (171) [user] read_sform((0x55fbb4538270), _3084)
   Call: (172) [system] string((0x55fbb4538270))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (173) [system] string((0x55fbb4538270))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (174) [system] at_end_of_stream((0x55fbb4538270))
   Call: (174) [system] peek_char((0x55fbb4538270), _1663004)
   Exit: (174) [system] peek_char((0x55fbb4538270), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55fbb4538270), '\n')
   Exit: (174) [system] get_char((0x55fbb4538270), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), _3084)
   Call: (175) [system] at_end_of_stream((0x55fbb4538270))
   Call: (175) [system] peek_char((0x55fbb4538270), _1670426)
   Exit: (175) [system] peek_char((0x55fbb4538270), '(')
   Call: (175) [system] char_type('(', space)
^  Call: (175) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (176) [system] string((0x55fbb4538270))
^  Exit: (175) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (175) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (176) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (177) [system] at_end_of_stream((0x55fbb4538270))
   Call: (177) [system] peek_char((0x55fbb4538270), _1678764)
   Exit: (177) [system] peek_char((0x55fbb4538270), '(')
   Call: (177) [system] char_type('(', space)
   Call: (177) [system] _1681550=(0x55fbb4538270)
   Exit: (177) [system] (0x55fbb4538270)=(0x55fbb4538270)
^  Call: (177) [user] once((read_position((0x55fbb4538270), _1683418, _1683420, _1683422, _1683424), read_sexpr((0x55fbb4538270), _1683436), assertz(metta_file_comment(_1683418, _1683420, _1683422, _1683436, _1683424))))
^  Call: (179) [user] read_position((0x55fbb4538270), _1683418, _1683420, _1683422, _1683424)
   Call: (180) [system] stream_property((0x55fbb4538270), position(_1683424))
   Call: (181) [system] nonvar((0x55fbb4538270))
   Exit: (181) [system] nonvar((0x55fbb4538270))
   Call: (181) [system] nonvar(position(_1683424))
   Exit: (181) [system] nonvar(position(_1683424))
   Exit: (180) [system] stream_property((0x55fbb4538270), position('$stream_position'(4769, 116, 0, 4769)))
   Call: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(4769, 116, 0, 4769), _1683418)
   Call: (181) [system] nonvar(line_count)
   Exit: (181) [system] nonvar(line_count)
   Call: (181) [$syspreds] stream_position_field(line_count, _1693676)
   Exit: (181) [$syspreds] stream_position_field(line_count, 2)
   Call: (181) [system] arg(2, '$stream_position'(4769, 116, 0, 4769), _1683418)
   Exit: (181) [system] arg(2, '$stream_position'(4769, 116, 0, 4769), 116)
   Exit: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(4769, 116, 0, 4769), 116)
   Call: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(4769, 116, 0, 4769), _1683420)
   Call: (181) [system] nonvar(line_position)
   Exit: (181) [system] nonvar(line_position)
   Call: (181) [$syspreds] stream_position_field(line_position, _1701110)
   Exit: (181) [$syspreds] stream_position_field(line_position, 3)
   Call: (181) [system] arg(3, '$stream_position'(4769, 116, 0, 4769), _1683420)
   Exit: (181) [system] arg(3, '$stream_position'(4769, 116, 0, 4769), 0)
   Exit: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(4769, 116, 0, 4769), 0)
   Call: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(4769, 116, 0, 4769), _1683422)
   Call: (181) [system] nonvar(char_count)
   Exit: (181) [system] nonvar(char_count)
   Call: (181) [$syspreds] stream_position_field(char_count, _1708544)
   Exit: (181) [$syspreds] stream_position_field(char_count, 1)
   Call: (181) [system] arg(1, '$stream_position'(4769, 116, 0, 4769), _1683422)
   Exit: (181) [system] arg(1, '$stream_position'(4769, 116, 0, 4769), 4769)
   Exit: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(4769, 116, 0, 4769), 4769)
^  Exit: (179) [user] read_position((0x55fbb4538270), 116, 0, 4769, '$stream_position'(4769, 116, 0, 4769))
^  Call: (179) [user] read_sexpr((0x55fbb4538270), _1683436)
   Call: (180) [system] string((0x55fbb4538270))
   Fail: (180) [system] string((0x55fbb4538270))
^  Call: (180) [user] cont_sexpr(')', (0x55fbb4538270), _1683436)
^  Call: (181) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] peek_char((0x55fbb4538270), _1718770)
   Exit: (182) [system] peek_char((0x55fbb4538270), '(')
   Call: (182) [system] '('=(;)
   Fail: (182) [system] '('=(;)
   Call: (182) [system] '('=(/)
   Fail: (182) [system] '('=(/)
^  Call: (182) [user] is_like_space('(')
   Call: (183) [system] char_type('(', 'white')
   Fail: (183) [system] char_type('(', 'white')
   Call: (183) [system] char_type('(', end_of_line)
   Fail: (183) [system] char_type('(', end_of_line)
   Call: (183) [system] char_type('(', space)
   Fail: (183) [system] char_type('(', space)
   Call: (183) [system] char_type('(', cntrl)
   Fail: (183) [system] char_type('(', cntrl)
^  Fail: (182) [user] is_like_space('(')
^  Exit: (181) [user] skip_spaces((0x55fbb4538270))
   Call: (181) [system] get_char((0x55fbb4538270), _1734780)
   Exit: (181) [system] get_char((0x55fbb4538270), '(')
   Call: (181) [system] '('='('
   Exit: (181) [system] '('='('
^  Call: (181) [user] read_list(')', (0x55fbb4538270), _1683436)
^  Call: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _1740350)
   Exit: (183) [system] peek_char((0x55fbb4538270), =)
   Call: (183) [system] (=)=(;)
   Fail: (183) [system] (=)=(;)
   Call: (183) [system] (=)=(/)
   Fail: (183) [system] (=)=(/)
^  Call: (183) [user] is_like_space(=)
   Call: (184) [system] char_type(=, 'white')
   Fail: (184) [system] char_type(=, 'white')
   Call: (184) [system] char_type(=, end_of_line)
   Fail: (184) [system] char_type(=, end_of_line)
   Call: (184) [system] char_type(=, space)
   Fail: (184) [system] char_type(=, space)
   Call: (184) [system] char_type(=, cntrl)
   Fail: (184) [system] char_type(=, cntrl)
^  Fail: (183) [user] is_like_space(=)
^  Exit: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] peek_char((0x55fbb4538270), _1756360)
   Exit: (182) [system] peek_char((0x55fbb4538270), =)
   Call: (182) [system] (=)=')'
   Fail: (182) [system] (=)=')'
   Call: (182) [system] (=)=end_of_file
   Fail: (182) [system] (=)=end_of_file
^  Call: (182) [user] cont_sexpr(')', (0x55fbb4538270), _1761930)
^  Call: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _1763788)
   Exit: (184) [system] peek_char((0x55fbb4538270), =)
   Call: (184) [system] (=)=(;)
   Fail: (184) [system] (=)=(;)
   Call: (184) [system] (=)=(/)
   Fail: (184) [system] (=)=(/)
^  Call: (184) [user] is_like_space(=)
   Call: (185) [system] char_type(=, 'white')
   Fail: (185) [system] char_type(=, 'white')
   Call: (185) [system] char_type(=, end_of_line)
   Fail: (185) [system] char_type(=, end_of_line)
   Call: (185) [system] char_type(=, space)
   Fail: (185) [system] char_type(=, space)
   Call: (185) [system] char_type(=, cntrl)
   Fail: (185) [system] char_type(=, cntrl)
^  Fail: (184) [user] is_like_space(=)
^  Exit: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] get_char((0x55fbb4538270), _1779798)
   Exit: (183) [system] get_char((0x55fbb4538270), =)
   Call: (183) [system] (=)='('
   Fail: (183) [system] (=)='('
   Call: (183) [system] (=)='['
   Fail: (183) [system] (=)='['
   Call: (183) [system] (=)='{'
   Fail: (183) [system] (=)='{'
   Call: (183) [system] (=)='"'
   Fail: (183) [system] (=)='"'
   Call: (183) [system] (=)=!
   Fail: (183) [system] (=)=!
   Call: (183) [system] (=)='\''
   Fail: (183) [system] (=)='\''
   Call: (183) [system] (=)='`'
   Fail: (183) [system] (=)='`'
   Call: (183) [system] (=)=end_of_file
   Fail: (183) [system] (=)=end_of_file
^  Call: (183) [user] read_symbolic(')', (0x55fbb4538270), =, _1761930)
^  Call: (184) [user] read_symbolic_cont(')', (0x55fbb4538270), _1797440)
   Call: (185) [system] peek_char((0x55fbb4538270), _1798374)
   Exit: (185) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (185) [user] is_delimiter(' ')
   Call: (186) [system] char_type(' ', space)
   Exit: (186) [system] char_type(' ', space)
^  Exit: (185) [user] is_delimiter(' ')
   Call: (185) [system] _1797440=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (184) [user] classify_and_convert_charseq([=], _1761930)
^  Call: (185) [user] classify_and_convert_charseq_([=], _1807658)
^  Call: (187) [system] setup_call_cleanup('$notrace'(_1808610, _1808612), once(user:catch(read_from_chars([=], _1807658), _1808592, fail)), '$restore_trace'(_1808610, _1808612))
^  Call: (188) [system] sig_atomic(system:'$notrace'(_1808610, _1808612))
^  Exit: (187) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([=], =), _1808592, fail)), system:'$restore_trace'(3, -1))
   Call: (186) [system] atomic(=)
   Exit: (186) [system] atomic(=)
^  Exit: (185) [user] classify_and_convert_charseq_([=], =)
   Call: (185) [system] integer(=)
   Fail: (185) [system] integer(=)
   Call: (185) [system] _1761930=(=)
   Exit: (185) [system] (=)=(=)
^  Exit: (184) [user] classify_and_convert_charseq([=], =)
^  Exit: (183) [user] read_symbolic(')', (0x55fbb4538270), =, =)
^  Exit: (182) [user] cont_sexpr(')', (0x55fbb4538270), =)
^  Call: (182) [user] read_list(')', (0x55fbb4538270), _1820738)
^  Call: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _1822596)
   Exit: (184) [system] peek_char((0x55fbb4538270), ' ')
   Call: (184) [system] ' '=(;)
   Fail: (184) [system] ' '=(;)
   Call: (184) [system] ' '=(/)
   Fail: (184) [system] ' '=(/)
^  Call: (184) [user] is_like_space(' ')
   Call: (185) [system] char_type(' ', 'white')
   Exit: (185) [system] char_type(' ', 'white')
^  Exit: (184) [user] is_like_space(' ')
   Call: (184) [system] get_char((0x55fbb4538270), _1832190)
   Exit: (184) [system] get_char((0x55fbb4538270), ' ')
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1834894)
   Exit: (185) [system] peek_char((0x55fbb4538270), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
   Call: (185) [system] '('=(/)
   Fail: (185) [system] '('=(/)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
^  Exit: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _1851828)
   Exit: (183) [system] peek_char((0x55fbb4538270), '(')
   Call: (183) [system] '('=')'
   Fail: (183) [system] '('=')'
   Call: (183) [system] '('=end_of_file
   Fail: (183) [system] '('=end_of_file
^  Call: (183) [user] cont_sexpr(')', (0x55fbb4538270), _1857398)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1859256)
   Exit: (185) [system] peek_char((0x55fbb4538270), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
   Call: (185) [system] '('=(/)
   Fail: (185) [system] '('=(/)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] get_char((0x55fbb4538270), _1875266)
   Exit: (184) [system] get_char((0x55fbb4538270), '(')
   Call: (184) [system] '('='('
   Exit: (184) [system] '('='('
^  Call: (184) [user] read_list(')', (0x55fbb4538270), _1857398)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1880836)
   Exit: (186) [system] peek_char((0x55fbb4538270), r)
   Call: (186) [system] r=(;)
   Fail: (186) [system] r=(;)
   Call: (186) [system] r=(/)
   Fail: (186) [system] r=(/)
^  Call: (186) [user] is_like_space(r)
   Call: (187) [system] char_type(r, 'white')
   Fail: (187) [system] char_type(r, 'white')
   Call: (187) [system] char_type(r, end_of_line)
   Fail: (187) [system] char_type(r, end_of_line)
   Call: (187) [system] char_type(r, space)
   Fail: (187) [system] char_type(r, space)
   Call: (187) [system] char_type(r, cntrl)
   Fail: (187) [system] char_type(r, cntrl)
^  Fail: (186) [user] is_like_space(r)
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1896846)
   Exit: (185) [system] peek_char((0x55fbb4538270), r)
   Call: (185) [system] r=')'
   Fail: (185) [system] r=')'
   Call: (185) [system] r=end_of_file
   Fail: (185) [system] r=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55fbb4538270), _1902416)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1904274)
   Exit: (187) [system] peek_char((0x55fbb4538270), r)
   Call: (187) [system] r=(;)
   Fail: (187) [system] r=(;)
   Call: (187) [system] r=(/)
   Fail: (187) [system] r=(/)
^  Call: (187) [user] is_like_space(r)
   Call: (188) [system] char_type(r, 'white')
   Fail: (188) [system] char_type(r, 'white')
   Call: (188) [system] char_type(r, end_of_line)
   Fail: (188) [system] char_type(r, end_of_line)
   Call: (188) [system] char_type(r, space)
   Fail: (188) [system] char_type(r, space)
   Call: (188) [system] char_type(r, cntrl)
   Fail: (188) [system] char_type(r, cntrl)
^  Fail: (187) [user] is_like_space(r)
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] get_char((0x55fbb4538270), _1920284)
   Exit: (186) [system] get_char((0x55fbb4538270), r)
   Call: (186) [system] r='('
   Fail: (186) [system] r='('
   Call: (186) [system] r='['
   Fail: (186) [system] r='['
   Call: (186) [system] r='{'
   Fail: (186) [system] r='{'
   Call: (186) [system] r='"'
   Fail: (186) [system] r='"'
   Call: (186) [system] r=!
   Fail: (186) [system] r=!
   Call: (186) [system] r='\''
   Fail: (186) [system] r='\''
   Call: (186) [system] r='`'
   Fail: (186) [system] r='`'
   Call: (186) [system] r=end_of_file
   Fail: (186) [system] r=end_of_file
^  Call: (186) [user] read_symbolic(')', (0x55fbb4538270), r, _1902416)
^  Call: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), _1937926)
   Call: (188) [system] peek_char((0x55fbb4538270), _1938860)
   Exit: (188) [system] peek_char((0x55fbb4538270), b)
^  Call: (188) [user] is_delimiter(b)
   Call: (189) [system] char_type(b, space)
   Fail: (189) [system] char_type(b, space)
   Call: (189) [system] arg(_1943580, v('(', ')', end_of_file), b)
   Fail: (189) [system] arg(_1944512, v('(', ')', end_of_file), b)
^  Fail: (188) [user] is_delimiter(b)
   Call: (188) [system] ')'==b
   Fail: (188) [system] ')'==b
   Call: (188) [system] get_char((0x55fbb4538270), b)
   Exit: (188) [system] get_char((0x55fbb4538270), b)
   Call: (188) [system] b=(\)
   Fail: (188) [system] b=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _1951862)
   Call: (189) [system] peek_char((0x55fbb4538270), _1952796)
   Exit: (189) [system] peek_char((0x55fbb4538270), ')')
^  Call: (189) [user] is_delimiter(')')
   Call: (190) [system] char_type(')', space)
   Fail: (190) [system] char_type(')', space)
   Call: (190) [system] arg(_1957516, v('(', ')', end_of_file), ')')
   Exit: (190) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (189) [user] is_delimiter(')')
   Call: (189) [system] _1951862=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (188) [system] _1937926=[b]
   Exit: (188) [system] [b]=[b]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
^  Call: (187) [user] classify_and_convert_charseq([r, b], _1902416)
^  Call: (188) [user] classify_and_convert_charseq_([r, b], _1966746)
^  Call: (190) [system] setup_call_cleanup('$notrace'(_1967698, _1967700), once(user:catch(read_from_chars([r, b], _1966746), _1967680, fail)), '$restore_trace'(_1967698, _1967700))
^  Call: (191) [system] sig_atomic(system:'$notrace'(_1967698, _1967700))
^  Exit: (190) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([r, b], rb), _1967680, fail)), system:'$restore_trace'(3, -1))
   Call: (189) [system] atomic(rb)
   Exit: (189) [system] atomic(rb)
^  Exit: (188) [user] classify_and_convert_charseq_([r, b], rb)
   Call: (188) [system] integer(rb)
   Fail: (188) [system] integer(rb)
   Call: (188) [system] _1902416=rb
   Exit: (188) [system] rb=rb
^  Exit: (187) [user] classify_and_convert_charseq([r, b], rb)
^  Exit: (186) [user] read_symbolic(')', (0x55fbb4538270), r, rb)
^  Exit: (185) [user] cont_sexpr(')', (0x55fbb4538270), rb)
^  Call: (185) [user] read_list(')', (0x55fbb4538270), _1979826)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1981684)
   Exit: (187) [system] peek_char((0x55fbb4538270), ')')
   Call: (187) [system] ')'=(;)
   Fail: (187) [system] ')'=(;)
   Call: (187) [system] ')'=(/)
   Fail: (187) [system] ')'=(/)
^  Call: (187) [user] is_like_space(')')
   Call: (188) [system] char_type(')', 'white')
   Fail: (188) [system] char_type(')', 'white')
   Call: (188) [system] char_type(')', end_of_line)
   Fail: (188) [system] char_type(')', end_of_line)
   Call: (188) [system] char_type(')', space)
   Fail: (188) [system] char_type(')', space)
   Call: (188) [system] char_type(')', cntrl)
   Fail: (188) [system] char_type(')', cntrl)
^  Fail: (187) [user] is_like_space(')')
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1997694)
   Exit: (186) [system] peek_char((0x55fbb4538270), ')')
   Call: (186) [system] ')'=')'
   Exit: (186) [system] ')'=')'
   Call: (186) [system] get_char((0x55fbb4538270), _2001484)
   Exit: (186) [system] get_char((0x55fbb4538270), ')')
   Call: (186) [system] _1979826=[]
   Exit: (186) [system] []=[]
^  Exit: (185) [user] read_list(')', (0x55fbb4538270), [])
   Call: (185) [system] _1857398=[rb]
   Exit: (185) [system] [rb]=[rb]
^  Exit: (184) [user] read_list(')', (0x55fbb4538270), [rb])
^  Exit: (183) [user] cont_sexpr(')', (0x55fbb4538270), [rb])
^  Call: (183) [user] read_list(')', (0x55fbb4538270), _2009778)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _2011636)
   Exit: (185) [system] peek_char((0x55fbb4538270), ' ')
   Call: (185) [system] ' '=(;)
   Fail: (185) [system] ' '=(;)
   Call: (185) [system] ' '=(/)
   Fail: (185) [system] ' '=(/)
^  Call: (185) [user] is_like_space(' ')
   Call: (186) [system] char_type(' ', 'white')
   Exit: (186) [system] char_type(' ', 'white')
^  Exit: (185) [user] is_like_space(' ')
   Call: (185) [system] get_char((0x55fbb4538270), _2021230)
   Exit: (185) [system] get_char((0x55fbb4538270), ' ')
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _2023934)
   Exit: (186) [system] peek_char((0x55fbb4538270), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
   Call: (186) [system] '('=(/)
   Fail: (186) [system] '('=(/)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _2040868)
   Exit: (184) [system] peek_char((0x55fbb4538270), '(')
   Call: (184) [system] '('=')'
   Fail: (184) [system] '('=')'
   Call: (184) [system] '('=end_of_file
   Fail: (184) [system] '('=end_of_file
^  Call: (184) [user] cont_sexpr(')', (0x55fbb4538270), _2046438)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _2048296)
   Exit: (186) [system] peek_char((0x55fbb4538270), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
   Call: (186) [system] '('=(/)
   Fail: (186) [system] '('=(/)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] get_char((0x55fbb4538270), _2064306)
   Exit: (185) [system] get_char((0x55fbb4538270), '(')
   Call: (185) [system] '('='('
   Exit: (185) [system] '('='('
^  Call: (185) [user] read_list(')', (0x55fbb4538270), _2046438)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _2069876)
   Exit: (187) [system] peek_char((0x55fbb4538270), :)
   Call: (187) [system] (:)=(;)
   Fail: (187) [system] (:)=(;)
   Call: (187) [system] (:)=(/)
   Fail: (187) [system] (:)=(/)
^  Call: (187) [user] is_like_space(:)
   Call: (188) [system] char_type(:, 'white')
   Fail: (188) [system] char_type(:, 'white')
   Call: (188) [system] char_type(:, end_of_line)
   Fail: (188) [system] char_type(:, end_of_line)
   Call: (188) [system] char_type(:, space)
   Fail: (188) [system] char_type(:, space)
   Call: (188) [system] char_type(:, cntrl)
   Fail: (188) [system] char_type(:, cntrl)
^  Fail: (187) [user] is_like_space(:)
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _2085886)
   Exit: (186) [system] peek_char((0x55fbb4538270), :)
   Call: (186) [system] (:)=')'
   Fail: (186) [system] (:)=')'
   Call: (186) [system] (:)=end_of_file
   Fail: (186) [system] (:)=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55fbb4538270), _2091456)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _2093314)
   Exit: (188) [system] peek_char((0x55fbb4538270), :)
   Call: (188) [system] (:)=(;)
   Fail: (188) [system] (:)=(;)
   Call: (188) [system] (:)=(/)
   Fail: (188) [system] (:)=(/)
^  Call: (188) [user] is_like_space(:)
   Call: (189) [system] char_type(:, 'white')
   Fail: (189) [system] char_type(:, 'white')
   Call: (189) [system] char_type(:, end_of_line)
   Fail: (189) [system] char_type(:, end_of_line)
   Call: (189) [system] char_type(:, space)
   Fail: (189) [system] char_type(:, space)
   Call: (189) [system] char_type(:, cntrl)
   Fail: (189) [system] char_type(:, cntrl)
^  Fail: (188) [user] is_like_space(:)
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] get_char((0x55fbb4538270), _16036)
   Exit: (187) [system] get_char((0x55fbb4538270), :)
   Call: (187) [system] (:)='('
   Fail: (187) [system] (:)='('
   Call: (187) [system] (:)='['
   Fail: (187) [system] (:)='['
   Call: (187) [system] (:)='{'
   Fail: (187) [system] (:)='{'
   Call: (187) [system] (:)='"'
   Fail: (187) [system] (:)='"'
   Call: (187) [system] (:)=!
   Fail: (187) [system] (:)=!
   Call: (187) [system] (:)='\''
   Fail: (187) [system] (:)='\''
   Call: (187) [system] (:)='`'
   Fail: (187) [system] (:)='`'
   Call: (187) [system] (:)=end_of_file
   Fail: (187) [system] (:)=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55fbb4538270), :, _3384)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _33678)
   Call: (189) [system] peek_char((0x55fbb4538270), _34612)
   Exit: (189) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (189) [user] is_delimiter(' ')
   Call: (190) [system] char_type(' ', space)
   Exit: (190) [system] char_type(' ', space)
^  Exit: (189) [user] is_delimiter(' ')
   Call: (189) [system] _33678=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (188) [user] classify_and_convert_charseq([:], _3384)
^  Call: (189) [user] classify_and_convert_charseq_([:], _43896)
^  Call: (191) [system] setup_call_cleanup('$notrace'(_44848, _44850), once(user:catch(read_from_chars([:], _43896), _44830, fail)), '$restore_trace'(_44848, _44850))
^  Call: (192) [system] sig_atomic(system:'$notrace'(_44848, _44850))
^  Exit: (191) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _44830, fail)), system:'$restore_trace'(3, -1))
   Call: (190) [system] atomic(:)
   Exit: (190) [system] atomic(:)
^  Exit: (189) [user] classify_and_convert_charseq_([:], :)
   Call: (189) [system] integer(:)
   Fail: (189) [system] integer(:)
   Call: (189) [system] _3384=(:)
   Exit: (189) [system] (:)=(:)
^  Exit: (188) [user] classify_and_convert_charseq([:], :)
^  Exit: (187) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (186) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (186) [user] read_list(')', (0x55fbb4538270), _56976)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _58834)
   Exit: (188) [system] peek_char((0x55fbb4538270), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
   Call: (188) [system] ' '=(/)
   Fail: (188) [system] ' '=(/)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55fbb4538270), _68428)
   Exit: (188) [system] get_char((0x55fbb4538270), ' ')
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _71132)
   Exit: (189) [system] peek_char((0x55fbb4538270), 'D')
   Call: (189) [system] 'D'=(;)
   Fail: (189) [system] 'D'=(;)
   Call: (189) [system] 'D'=(/)
   Fail: (189) [system] 'D'=(/)
^  Call: (189) [user] is_like_space('D')
   Call: (190) [system] char_type('D', 'white')
   Fail: (190) [system] char_type('D', 'white')
   Call: (190) [system] char_type('D', end_of_line)
   Fail: (190) [system] char_type('D', end_of_line)
   Call: (190) [system] char_type('D', space)
   Fail: (190) [system] char_type('D', space)
   Call: (190) [system] char_type('D', cntrl)
   Fail: (190) [system] char_type('D', cntrl)
^  Fail: (189) [user] is_like_space('D')
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _88066)
   Exit: (187) [system] peek_char((0x55fbb4538270), 'D')
   Call: (187) [system] 'D'=')'
   Fail: (187) [system] 'D'=')'
   Call: (187) [system] 'D'=end_of_file
   Fail: (187) [system] 'D'=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55fbb4538270), _93636)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _95494)
   Exit: (189) [system] peek_char((0x55fbb4538270), 'D')
   Call: (189) [system] 'D'=(;)
   Fail: (189) [system] 'D'=(;)
   Call: (189) [system] 'D'=(/)
   Fail: (189) [system] 'D'=(/)
^  Call: (189) [user] is_like_space('D')
   Call: (190) [system] char_type('D', 'white')
   Fail: (190) [system] char_type('D', 'white')
   Call: (190) [system] char_type('D', end_of_line)
   Fail: (190) [system] char_type('D', end_of_line)
   Call: (190) [system] char_type('D', space)
   Fail: (190) [system] char_type('D', space)
   Call: (190) [system] char_type('D', cntrl)
   Fail: (190) [system] char_type('D', cntrl)
^  Fail: (189) [user] is_like_space('D')
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] get_char((0x55fbb4538270), _111504)
   Exit: (188) [system] get_char((0x55fbb4538270), 'D')
   Call: (188) [system] 'D'='('
   Fail: (188) [system] 'D'='('
   Call: (188) [system] 'D'='['
   Fail: (188) [system] 'D'='['
   Call: (188) [system] 'D'='{'
   Fail: (188) [system] 'D'='{'
   Call: (188) [system] 'D'='"'
   Fail: (188) [system] 'D'='"'
   Call: (188) [system] 'D'=!
   Fail: (188) [system] 'D'=!
   Call: (188) [system] 'D'='\''
   Fail: (188) [system] 'D'='\''
   Call: (188) [system] 'D'='`'
   Fail: (188) [system] 'D'='`'
   Call: (188) [system] 'D'=end_of_file
   Fail: (188) [system] 'D'=end_of_file
^  Call: (188) [user] read_symbolic(')', (0x55fbb4538270), 'D', _93636)
^  Call: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), _129146)
   Call: (190) [system] peek_char((0x55fbb4538270), _130080)
   Exit: (190) [system] peek_char((0x55fbb4538270), i)
^  Call: (190) [user] is_delimiter(i)
   Call: (191) [system] char_type(i, space)
   Fail: (191) [system] char_type(i, space)
   Call: (191) [system] arg(_134800, v('(', ')', end_of_file), i)
   Fail: (191) [system] arg(_135732, v('(', ')', end_of_file), i)
^  Fail: (190) [user] is_delimiter(i)
   Call: (190) [system] ')'==i
   Fail: (190) [system] ')'==i
   Call: (190) [system] get_char((0x55fbb4538270), i)
   Exit: (190) [system] get_char((0x55fbb4538270), i)
   Call: (190) [system] i=(\)
   Fail: (190) [system] i=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _143082)
   Call: (191) [system] peek_char((0x55fbb4538270), _144016)
   Exit: (191) [system] peek_char((0x55fbb4538270), s)
^  Call: (191) [user] is_delimiter(s)
   Call: (192) [system] char_type(s, space)
   Fail: (192) [system] char_type(s, space)
   Call: (192) [system] arg(_148736, v('(', ')', end_of_file), s)
   Fail: (192) [system] arg(_149668, v('(', ')', end_of_file), s)
^  Fail: (191) [user] is_delimiter(s)
   Call: (191) [system] ')'==s
   Fail: (191) [system] ')'==s
   Call: (191) [system] get_char((0x55fbb4538270), s)
   Exit: (191) [system] get_char((0x55fbb4538270), s)
   Call: (191) [system] s=(\)
   Fail: (191) [system] s=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _157018)
   Call: (192) [system] peek_char((0x55fbb4538270), _157952)
   Exit: (192) [system] peek_char((0x55fbb4538270), j)
^  Call: (192) [user] is_delimiter(j)
   Call: (193) [system] char_type(j, space)
   Fail: (193) [system] char_type(j, space)
   Call: (193) [system] arg(_162672, v('(', ')', end_of_file), j)
   Fail: (193) [system] arg(_163604, v('(', ')', end_of_file), j)
^  Fail: (192) [user] is_delimiter(j)
   Call: (192) [system] ')'==j
   Fail: (192) [system] ')'==j
   Call: (192) [system] get_char((0x55fbb4538270), j)
   Exit: (192) [system] get_char((0x55fbb4538270), j)
   Call: (192) [system] j=(\)
   Fail: (192) [system] j=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _170954)
   Call: (193) [system] peek_char((0x55fbb4538270), _171888)
   Exit: (193) [system] peek_char((0x55fbb4538270), u)
^  Call: (193) [user] is_delimiter(u)
   Call: (194) [system] char_type(u, space)
   Fail: (194) [system] char_type(u, space)
   Call: (194) [system] arg(_176608, v('(', ')', end_of_file), u)
   Fail: (194) [system] arg(_177540, v('(', ')', end_of_file), u)
^  Fail: (193) [user] is_delimiter(u)
   Call: (193) [system] ')'==u
   Fail: (193) [system] ')'==u
   Call: (193) [system] get_char((0x55fbb4538270), u)
   Exit: (193) [system] get_char((0x55fbb4538270), u)
   Call: (193) [system] u=(\)
   Fail: (193) [system] u=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _184890)
   Call: (194) [system] peek_char((0x55fbb4538270), _185824)
   Exit: (194) [system] peek_char((0x55fbb4538270), n)
^  Call: (194) [user] is_delimiter(n)
   Call: (195) [system] char_type(n, space)
   Fail: (195) [system] char_type(n, space)
   Call: (195) [system] arg(_190544, v('(', ')', end_of_file), n)
   Fail: (195) [system] arg(_191476, v('(', ')', end_of_file), n)
^  Fail: (194) [user] is_delimiter(n)
   Call: (194) [system] ')'==n
   Fail: (194) [system] ')'==n
   Call: (194) [system] get_char((0x55fbb4538270), n)
   Exit: (194) [system] get_char((0x55fbb4538270), n)
   Call: (194) [system] n=(\)
   Fail: (194) [system] n=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _198826)
   Call: (195) [system] peek_char((0x55fbb4538270), _199760)
   Exit: (195) [system] peek_char((0x55fbb4538270), c)
^  Call: (195) [user] is_delimiter(c)
   Call: (196) [system] char_type(c, space)
   Fail: (196) [system] char_type(c, space)
   Call: (196) [system] arg(_204480, v('(', ')', end_of_file), c)
   Fail: (196) [system] arg(_205412, v('(', ')', end_of_file), c)
^  Fail: (195) [user] is_delimiter(c)
   Call: (195) [system] ')'==c
   Fail: (195) [system] ')'==c
   Call: (195) [system] get_char((0x55fbb4538270), c)
   Exit: (195) [system] get_char((0x55fbb4538270), c)
   Call: (195) [system] c=(\)
   Fail: (195) [system] c=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _212762)
   Call: (196) [system] peek_char((0x55fbb4538270), _213696)
   Exit: (196) [system] peek_char((0x55fbb4538270), t)
^  Call: (196) [user] is_delimiter(t)
   Call: (197) [system] char_type(t, space)
   Fail: (197) [system] char_type(t, space)
   Call: (197) [system] arg(_218416, v('(', ')', end_of_file), t)
   Fail: (197) [system] arg(_219348, v('(', ')', end_of_file), t)
^  Fail: (196) [user] is_delimiter(t)
   Call: (196) [system] ')'==t
   Fail: (196) [system] ')'==t
   Call: (196) [system] get_char((0x55fbb4538270), t)
   Exit: (196) [system] get_char((0x55fbb4538270), t)
   Call: (196) [system] t=(\)
   Fail: (196) [system] t=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _226698)
   Call: (197) [system] peek_char((0x55fbb4538270), _227632)
   Exit: (197) [system] peek_char((0x55fbb4538270), i)
^  Call: (197) [user] is_delimiter(i)
   Call: (198) [system] char_type(i, space)
   Fail: (198) [system] char_type(i, space)
   Call: (198) [system] arg(_232352, v('(', ')', end_of_file), i)
   Fail: (198) [system] arg(_233284, v('(', ')', end_of_file), i)
^  Fail: (197) [user] is_delimiter(i)
   Call: (197) [system] ')'==i
   Fail: (197) [system] ')'==i
   Call: (197) [system] get_char((0x55fbb4538270), i)
   Exit: (197) [system] get_char((0x55fbb4538270), i)
   Call: (197) [system] i=(\)
   Fail: (197) [system] i=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _240634)
   Call: (198) [system] peek_char((0x55fbb4538270), _241568)
   Exit: (198) [system] peek_char((0x55fbb4538270), o)
^  Call: (198) [user] is_delimiter(o)
   Call: (199) [system] char_type(o, space)
   Fail: (199) [system] char_type(o, space)
   Call: (199) [system] arg(_246288, v('(', ')', end_of_file), o)
   Fail: (199) [system] arg(_247220, v('(', ')', end_of_file), o)
^  Fail: (198) [user] is_delimiter(o)
   Call: (198) [system] ')'==o
   Fail: (198) [system] ')'==o
   Call: (198) [system] get_char((0x55fbb4538270), o)
   Exit: (198) [system] get_char((0x55fbb4538270), o)
   Call: (198) [system] o=(\)
   Fail: (198) [system] o=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _254570)
   Call: (199) [system] peek_char((0x55fbb4538270), _255504)
   Exit: (199) [system] peek_char((0x55fbb4538270), n)
^  Call: (199) [user] is_delimiter(n)
   Call: (200) [system] char_type(n, space)
   Fail: (200) [system] char_type(n, space)
   Call: (200) [system] arg(_260224, v('(', ')', end_of_file), n)
   Fail: (200) [system] arg(_261156, v('(', ')', end_of_file), n)
^  Fail: (199) [user] is_delimiter(n)
   Call: (199) [system] ')'==n
   Fail: (199) [system] ')'==n
   Call: (199) [system] get_char((0x55fbb4538270), n)
   Exit: (199) [system] get_char((0x55fbb4538270), n)
   Call: (199) [system] n=(\)
   Fail: (199) [system] n=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _268506)
   Call: (200) [system] peek_char((0x55fbb4538270), _269440)
   Exit: (200) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (200) [user] is_delimiter('I')
   Call: (201) [system] char_type('I', space)
   Fail: (201) [system] char_type('I', space)
   Call: (201) [system] arg(_274160, v('(', ')', end_of_file), 'I')
   Fail: (201) [system] arg(_275092, v('(', ')', end_of_file), 'I')
^  Fail: (200) [user] is_delimiter('I')
   Call: (200) [system] ')'=='I'
   Fail: (200) [system] ')'=='I'
   Call: (200) [system] get_char((0x55fbb4538270), 'I')
   Exit: (200) [system] get_char((0x55fbb4538270), 'I')
   Call: (200) [system] 'I'=(\)
   Fail: (200) [system] 'I'=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _282442)
   Call: (201) [system] peek_char((0x55fbb4538270), _283376)
   Exit: (201) [system] peek_char((0x55fbb4538270), n)
^  Call: (201) [user] is_delimiter(n)
   Call: (202) [system] char_type(n, space)
   Fail: (202) [system] char_type(n, space)
   Call: (202) [system] arg(_288096, v('(', ')', end_of_file), n)
   Fail: (202) [system] arg(_289028, v('(', ')', end_of_file), n)
^  Fail: (201) [user] is_delimiter(n)
   Call: (201) [system] ')'==n
   Fail: (201) [system] ')'==n
   Call: (201) [system] get_char((0x55fbb4538270), n)
   Exit: (201) [system] get_char((0x55fbb4538270), n)
   Call: (201) [system] n=(\)
   Fail: (201) [system] n=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _296378)
   Call: (202) [system] peek_char((0x55fbb4538270), _297312)
   Exit: (202) [system] peek_char((0x55fbb4538270), t)
^  Call: (202) [user] is_delimiter(t)
   Call: (203) [system] char_type(t, space)
   Fail: (203) [system] char_type(t, space)
   Call: (203) [system] arg(_302032, v('(', ')', end_of_file), t)
   Fail: (203) [system] arg(_302964, v('(', ')', end_of_file), t)
^  Fail: (202) [user] is_delimiter(t)
   Call: (202) [system] ')'==t
   Fail: (202) [system] ')'==t
   Call: (202) [system] get_char((0x55fbb4538270), t)
   Exit: (202) [system] get_char((0x55fbb4538270), t)
   Call: (202) [system] t=(\)
   Fail: (202) [system] t=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _310314)
   Call: (203) [system] peek_char((0x55fbb4538270), _311248)
   Exit: (203) [system] peek_char((0x55fbb4538270), r)
^  Call: (203) [user] is_delimiter(r)
   Call: (204) [system] char_type(r, space)
   Fail: (204) [system] char_type(r, space)
   Call: (204) [system] arg(_315968, v('(', ')', end_of_file), r)
   Fail: (204) [system] arg(_316900, v('(', ')', end_of_file), r)
^  Fail: (203) [user] is_delimiter(r)
   Call: (203) [system] ')'==r
   Fail: (203) [system] ')'==r
   Call: (203) [system] get_char((0x55fbb4538270), r)
   Exit: (203) [system] get_char((0x55fbb4538270), r)
   Call: (203) [system] r=(\)
   Fail: (203) [system] r=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _324250)
   Call: (204) [system] peek_char((0x55fbb4538270), _325184)
   Exit: (204) [system] peek_char((0x55fbb4538270), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_329904, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_330836, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55fbb4538270), o)
   Exit: (204) [system] get_char((0x55fbb4538270), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _338186)
   Call: (205) [system] peek_char((0x55fbb4538270), _339120)
   Exit: (205) [system] peek_char((0x55fbb4538270), d)
^  Call: (205) [user] is_delimiter(d)
   Call: (206) [system] char_type(d, space)
   Fail: (206) [system] char_type(d, space)
   Call: (206) [system] arg(_343840, v('(', ')', end_of_file), d)
   Fail: (206) [system] arg(_344772, v('(', ')', end_of_file), d)
^  Fail: (205) [user] is_delimiter(d)
   Call: (205) [system] ')'==d
   Fail: (205) [system] ')'==d
   Call: (205) [system] get_char((0x55fbb4538270), d)
   Exit: (205) [system] get_char((0x55fbb4538270), d)
   Call: (205) [system] d=(\)
   Fail: (205) [system] d=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _352122)
   Call: (206) [system] peek_char((0x55fbb4538270), _353056)
   Exit: (206) [system] peek_char((0x55fbb4538270), u)
^  Call: (206) [user] is_delimiter(u)
   Call: (207) [system] char_type(u, space)
   Fail: (207) [system] char_type(u, space)
   Call: (207) [system] arg(_357776, v('(', ')', end_of_file), u)
   Fail: (207) [system] arg(_358708, v('(', ')', end_of_file), u)
^  Fail: (206) [user] is_delimiter(u)
   Call: (206) [system] ')'==u
   Fail: (206) [system] ')'==u
   Call: (206) [system] get_char((0x55fbb4538270), u)
   Exit: (206) [system] get_char((0x55fbb4538270), u)
   Call: (206) [system] u=(\)
   Fail: (206) [system] u=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _366058)
   Call: (207) [system] peek_char((0x55fbb4538270), _366992)
   Exit: (207) [system] peek_char((0x55fbb4538270), c)
^  Call: (207) [user] is_delimiter(c)
   Call: (208) [system] char_type(c, space)
   Fail: (208) [system] char_type(c, space)
   Call: (208) [system] arg(_371712, v('(', ')', end_of_file), c)
   Fail: (208) [system] arg(_372644, v('(', ')', end_of_file), c)
^  Fail: (207) [user] is_delimiter(c)
   Call: (207) [system] ')'==c
   Fail: (207) [system] ')'==c
   Call: (207) [system] get_char((0x55fbb4538270), c)
   Exit: (207) [system] get_char((0x55fbb4538270), c)
   Call: (207) [system] c=(\)
   Fail: (207) [system] c=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _379994)
   Call: (208) [system] peek_char((0x55fbb4538270), _380928)
   Exit: (208) [system] peek_char((0x55fbb4538270), t)
^  Call: (208) [user] is_delimiter(t)
   Call: (209) [system] char_type(t, space)
   Fail: (209) [system] char_type(t, space)
   Call: (209) [system] arg(_385648, v('(', ')', end_of_file), t)
   Fail: (209) [system] arg(_386580, v('(', ')', end_of_file), t)
^  Fail: (208) [user] is_delimiter(t)
   Call: (208) [system] ')'==t
   Fail: (208) [system] ')'==t
   Call: (208) [system] get_char((0x55fbb4538270), t)
   Exit: (208) [system] get_char((0x55fbb4538270), t)
   Call: (208) [system] t=(\)
   Fail: (208) [system] t=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _393930)
   Call: (209) [system] peek_char((0x55fbb4538270), _394864)
   Exit: (209) [system] peek_char((0x55fbb4538270), i)
^  Call: (209) [user] is_delimiter(i)
   Call: (210) [system] char_type(i, space)
   Fail: (210) [system] char_type(i, space)
   Call: (210) [system] arg(_399584, v('(', ')', end_of_file), i)
   Fail: (210) [system] arg(_400516, v('(', ')', end_of_file), i)
^  Fail: (209) [user] is_delimiter(i)
   Call: (209) [system] ')'==i
   Fail: (209) [system] ')'==i
   Call: (209) [system] get_char((0x55fbb4538270), i)
   Exit: (209) [system] get_char((0x55fbb4538270), i)
   Call: (209) [system] i=(\)
   Fail: (209) [system] i=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _407866)
   Call: (210) [system] peek_char((0x55fbb4538270), _408800)
   Exit: (210) [system] peek_char((0x55fbb4538270), o)
^  Call: (210) [user] is_delimiter(o)
   Call: (211) [system] char_type(o, space)
   Fail: (211) [system] char_type(o, space)
   Call: (211) [system] arg(_413520, v('(', ')', end_of_file), o)
   Fail: (211) [system] arg(_414452, v('(', ')', end_of_file), o)
^  Fail: (210) [user] is_delimiter(o)
   Call: (210) [system] ')'==o
   Fail: (210) [system] ')'==o
   Call: (210) [system] get_char((0x55fbb4538270), o)
   Exit: (210) [system] get_char((0x55fbb4538270), o)
   Call: (210) [system] o=(\)
   Fail: (210) [system] o=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _421802)
   Call: (211) [system] peek_char((0x55fbb4538270), _422736)
   Exit: (211) [system] peek_char((0x55fbb4538270), n)
^  Call: (211) [user] is_delimiter(n)
   Call: (212) [system] char_type(n, space)
   Fail: (212) [system] char_type(n, space)
   Call: (212) [system] arg(_427456, v('(', ')', end_of_file), n)
   Fail: (212) [system] arg(_428388, v('(', ')', end_of_file), n)
^  Fail: (211) [user] is_delimiter(n)
   Call: (211) [system] ')'==n
   Fail: (211) [system] ')'==n
   Call: (211) [system] get_char((0x55fbb4538270), n)
   Exit: (211) [system] get_char((0x55fbb4538270), n)
   Call: (211) [system] n=(\)
   Fail: (211) [system] n=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _435738)
   Call: (212) [system] peek_char((0x55fbb4538270), _436672)
   Exit: (212) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (212) [user] is_delimiter(' ')
   Call: (213) [system] char_type(' ', space)
   Exit: (213) [system] char_type(' ', space)
^  Exit: (212) [user] is_delimiter(' ')
   Call: (212) [system] _435738=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (211) [system] _421802=[n]
   Exit: (211) [system] [n]=[n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (210) [system] _407866=[o, n]
   Exit: (210) [system] [o, n]=[o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (209) [system] _393930=[i, o, n]
   Exit: (209) [system] [i, o, n]=[i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (208) [system] _379994=[t, i, o, n]
   Exit: (208) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (207) [system] _366058=[c, t, i, o, n]
   Exit: (207) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (206) [system] _352122=[u, c, t, i, o, n]
   Exit: (206) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (205) [system] _338186=[d, u, c, t, i, o, n]
   Exit: (205) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (204) [system] _324250=[o, d, u, c, t, i, o, n]
   Exit: (204) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (203) [system] _310314=[r, o, d, u, c, t, i, o, n]
   Exit: (203) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (202) [system] _296378=[t, r, o, d, u, c, t, i, o, n]
   Exit: (202) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (201) [system] _282442=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (201) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (200) [system] _268506=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (200) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (199) [system] _254570=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (199) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (198) [system] _240634=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (198) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (197) [system] _226698=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (197) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (196) [system] _212762=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (196) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (195) [system] _198826=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (195) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (194) [system] _184890=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (194) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (193) [system] _170954=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (193) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (192) [system] _157018=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (192) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (191) [system] _143082=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (191) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (190) [system] _129146=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (190) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (189) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _93636)
^  Call: (190) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _507424)
^  Call: (192) [system] setup_call_cleanup('$notrace'(_508376, _508378), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _507424), _508358, fail)), '$restore_trace'(_508376, _508378))
^  Call: (193) [system] sig_atomic(system:'$notrace'(_508376, _508378))
^  Exit: (192) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _507424), _508358, fail)), system:'$restore_trace'(3, -1))
   Call: (191) [system] atomic(_507424)
   Fail: (191) [system] atomic(_507424)
   Call: (191) [system] atom_chars(_507424, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (191) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (190) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
   Call: (190) [system] integer('DisjunctionIntroduction')
   Fail: (190) [system] integer('DisjunctionIntroduction')
   Call: (190) [system] _93636='DisjunctionIntroduction'
   Exit: (190) [system] 'DisjunctionIntroduction'='DisjunctionIntroduction'
^  Exit: (189) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (188) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'DisjunctionIntroduction')
^  Exit: (187) [user] cont_sexpr(')', (0x55fbb4538270), 'DisjunctionIntroduction')
^  Call: (187) [user] read_list(')', (0x55fbb4538270), _522374)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _524232)
   Exit: (189) [system] peek_char((0x55fbb4538270), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
   Call: (189) [system] ' '=(/)
   Fail: (189) [system] ' '=(/)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55fbb4538270), _533826)
   Exit: (189) [system] get_char((0x55fbb4538270), ' ')
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _536530)
   Exit: (190) [system] peek_char((0x55fbb4538270), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
   Call: (190) [system] '('=(/)
   Fail: (190) [system] '('=(/)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _553464)
   Exit: (188) [system] peek_char((0x55fbb4538270), '(')
   Call: (188) [system] '('=')'
   Fail: (188) [system] '('=')'
   Call: (188) [system] '('=end_of_file
   Fail: (188) [system] '('=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55fbb4538270), _559034)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _560892)
   Exit: (190) [system] peek_char((0x55fbb4538270), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
   Call: (190) [system] '('=(/)
   Fail: (190) [system] '('=(/)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] get_char((0x55fbb4538270), _576902)
   Exit: (189) [system] get_char((0x55fbb4538270), '(')
   Call: (189) [system] '('='('
   Exit: (189) [system] '('='('
^  Call: (189) [user] read_list(')', (0x55fbb4538270), _559034)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _582472)
   Exit: (191) [system] peek_char((0x55fbb4538270), -)
   Call: (191) [system] (-)=(;)
   Fail: (191) [system] (-)=(;)
   Call: (191) [system] (-)=(/)
   Fail: (191) [system] (-)=(/)
^  Call: (191) [user] is_like_space(-)
   Call: (192) [system] char_type(-, 'white')
   Fail: (192) [system] char_type(-, 'white')
   Call: (192) [system] char_type(-, end_of_line)
   Fail: (192) [system] char_type(-, end_of_line)
   Call: (192) [system] char_type(-, space)
   Fail: (192) [system] char_type(-, space)
   Call: (192) [system] char_type(-, cntrl)
   Fail: (192) [system] char_type(-, cntrl)
^  Fail: (191) [user] is_like_space(-)
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _598482)
   Exit: (190) [system] peek_char((0x55fbb4538270), -)
   Call: (190) [system] (-)=')'
   Fail: (190) [system] (-)=')'
   Call: (190) [system] (-)=end_of_file
   Fail: (190) [system] (-)=end_of_file
^  Call: (190) [user] cont_sexpr(')', (0x55fbb4538270), _604052)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _605910)
   Exit: (192) [system] peek_char((0x55fbb4538270), -)
   Call: (192) [system] (-)=(;)
   Fail: (192) [system] (-)=(;)
   Call: (192) [system] (-)=(/)
   Fail: (192) [system] (-)=(/)
^  Call: (192) [user] is_like_space(-)
   Call: (193) [system] char_type(-, 'white')
   Fail: (193) [system] char_type(-, 'white')
   Call: (193) [system] char_type(-, end_of_line)
   Fail: (193) [system] char_type(-, end_of_line)
   Call: (193) [system] char_type(-, space)
   Fail: (193) [system] char_type(-, space)
   Call: (193) [system] char_type(-, cntrl)
   Fail: (193) [system] char_type(-, cntrl)
^  Fail: (192) [user] is_like_space(-)
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] get_char((0x55fbb4538270), _621920)
   Exit: (191) [system] get_char((0x55fbb4538270), -)
   Call: (191) [system] (-)='('
   Fail: (191) [system] (-)='('
   Call: (191) [system] (-)='['
   Fail: (191) [system] (-)='['
   Call: (191) [system] (-)='{'
   Fail: (191) [system] (-)='{'
   Call: (191) [system] (-)='"'
   Fail: (191) [system] (-)='"'
   Call: (191) [system] (-)=!
   Fail: (191) [system] (-)=!
   Call: (191) [system] (-)='\''
   Fail: (191) [system] (-)='\''
   Call: (191) [system] (-)='`'
   Fail: (191) [system] (-)='`'
   Call: (191) [system] (-)=end_of_file
   Fail: (191) [system] (-)=end_of_file
^  Call: (191) [user] read_symbolic(')', (0x55fbb4538270), -, _604052)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _639562)
   Call: (193) [system] peek_char((0x55fbb4538270), _640496)
   Exit: (193) [system] peek_char((0x55fbb4538270), >)
^  Call: (193) [user] is_delimiter(>)
   Call: (194) [system] char_type(>, space)
   Fail: (194) [system] char_type(>, space)
   Call: (194) [system] arg(_645216, v('(', ')', end_of_file), >)
   Fail: (194) [system] arg(_646148, v('(', ')', end_of_file), >)
^  Fail: (193) [user] is_delimiter(>)
   Call: (193) [system] ')'==(>)
   Fail: (193) [system] ')'==(>)
   Call: (193) [system] get_char((0x55fbb4538270), >)
   Exit: (193) [system] get_char((0x55fbb4538270), >)
   Call: (193) [system] (>)=(\)
   Fail: (193) [system] (>)=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _653498)
   Call: (194) [system] peek_char((0x55fbb4538270), _654432)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _653498=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (193) [system] _639562=[>]
   Exit: (193) [system] [>]=[>]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [>])
^  Call: (192) [user] classify_and_convert_charseq([-, >], _604052)
^  Call: (193) [user] classify_and_convert_charseq_([-, >], _666510)
^  Call: (195) [system] setup_call_cleanup('$notrace'(_667462, _667464), once(user:catch(read_from_chars([-, >], _666510), _667444, fail)), '$restore_trace'(_667462, _667464))
^  Call: (196) [system] sig_atomic(system:'$notrace'(_667462, _667464))
^  Exit: (195) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([-, >], ->), _667444, fail)), system:'$restore_trace'(3, -1))
   Call: (194) [system] atomic(->)
   Exit: (194) [system] atomic(->)
^  Exit: (193) [user] classify_and_convert_charseq_([-, >], ->)
   Call: (193) [system] integer(->)
   Fail: (193) [system] integer(->)
   Call: (193) [system] _604052=(->)
   Exit: (193) [system] (->)=(->)
^  Exit: (192) [user] classify_and_convert_charseq([-, >], ->)
^  Exit: (191) [user] read_symbolic(')', (0x55fbb4538270), -, ->)
^  Exit: (190) [user] cont_sexpr(')', (0x55fbb4538270), ->)
^  Call: (190) [user] read_list(')', (0x55fbb4538270), _679590)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _681448)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
   Call: (192) [system] ' '=(/)
   Fail: (192) [system] ' '=(/)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55fbb4538270), _691042)
   Exit: (192) [system] get_char((0x55fbb4538270), ' ')
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _693746)
   Exit: (193) [system] peek_char((0x55fbb4538270), $)
   Call: (193) [system] ($)=(;)
   Fail: (193) [system] ($)=(;)
   Call: (193) [system] ($)=(/)
   Fail: (193) [system] ($)=(/)
^  Call: (193) [user] is_like_space($)
   Call: (194) [system] char_type($, 'white')
   Fail: (194) [system] char_type($, 'white')
   Call: (194) [system] char_type($, end_of_line)
   Fail: (194) [system] char_type($, end_of_line)
   Call: (194) [system] char_type($, space)
   Fail: (194) [system] char_type($, space)
   Call: (194) [system] char_type($, cntrl)
   Fail: (194) [system] char_type($, cntrl)
^  Fail: (193) [user] is_like_space($)
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _710680)
   Exit: (191) [system] peek_char((0x55fbb4538270), $)
   Call: (191) [system] ($)=')'
   Fail: (191) [system] ($)=')'
   Call: (191) [system] ($)=end_of_file
   Fail: (191) [system] ($)=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55fbb4538270), _716250)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _718108)
   Exit: (193) [system] peek_char((0x55fbb4538270), $)
   Call: (193) [system] ($)=(;)
   Fail: (193) [system] ($)=(;)
   Call: (193) [system] ($)=(/)
   Fail: (193) [system] ($)=(/)
^  Call: (193) [user] is_like_space($)
   Call: (194) [system] char_type($, 'white')
   Fail: (194) [system] char_type($, 'white')
   Call: (194) [system] char_type($, end_of_line)
   Fail: (194) [system] char_type($, end_of_line)
   Call: (194) [system] char_type($, space)
   Fail: (194) [system] char_type($, space)
   Call: (194) [system] char_type($, cntrl)
   Fail: (194) [system] char_type($, cntrl)
^  Fail: (193) [user] is_like_space($)
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] get_char((0x55fbb4538270), _734118)
   Exit: (192) [system] get_char((0x55fbb4538270), $)
   Call: (192) [system] ($)='('
   Fail: (192) [system] ($)='('
   Call: (192) [system] ($)='['
   Fail: (192) [system] ($)='['
   Call: (192) [system] ($)='{'
   Fail: (192) [system] ($)='{'
   Call: (192) [system] ($)='"'
   Fail: (192) [system] ($)='"'
   Call: (192) [system] ($)=!
   Fail: (192) [system] ($)=!
   Call: (192) [system] ($)='\''
   Fail: (192) [system] ($)='\''
   Call: (192) [system] ($)='`'
   Fail: (192) [system] ($)='`'
   Call: (192) [system] ($)=end_of_file
   Fail: (192) [system] ($)=end_of_file
^  Call: (192) [user] read_symbolic(')', (0x55fbb4538270), $, _716250)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _751760)
   Call: (194) [system] peek_char((0x55fbb4538270), _752694)
   Exit: (194) [system] peek_char((0x55fbb4538270), p)
^  Call: (194) [user] is_delimiter(p)
   Call: (195) [system] char_type(p, space)
   Fail: (195) [system] char_type(p, space)
   Call: (195) [system] arg(_757414, v('(', ')', end_of_file), p)
   Fail: (195) [system] arg(_758346, v('(', ')', end_of_file), p)
^  Fail: (194) [user] is_delimiter(p)
   Call: (194) [system] ')'==p
   Fail: (194) [system] ')'==p
   Call: (194) [system] get_char((0x55fbb4538270), p)
   Exit: (194) [system] get_char((0x55fbb4538270), p)
   Call: (194) [system] p=(\)
   Fail: (194) [system] p=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _765696)
   Call: (195) [system] peek_char((0x55fbb4538270), _766630)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (195) [user] is_delimiter(' ')
   Call: (196) [system] char_type(' ', space)
   Exit: (196) [system] char_type(' ', space)
^  Exit: (195) [user] is_delimiter(' ')
   Call: (195) [system] _765696=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (194) [system] _751760=[p]
   Exit: (194) [system] [p]=[p]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [p])
^  Call: (193) [user] classify_and_convert_charseq([$, p], _716250)
^  Call: (194) [user] classify_and_convert_charseq_([$, p], _778708)
   Call: (195) [system] atom_chars(_779640, ['_', p])
   Exit: (195) [system] atom_chars('_p', ['_', p])
^  Exit: (194) [user] classify_and_convert_charseq_([$, p], _p)
   Call: (194) [system] integer(_p)
   Fail: (194) [system] integer(_p)
   Call: (194) [system] _716250=_p
   Exit: (194) [system] _p=_p
^  Exit: (193) [user] classify_and_convert_charseq([$, p], _p)
^  Exit: (192) [user] read_symbolic(')', (0x55fbb4538270), $, _p)
^  Exit: (191) [user] cont_sexpr(')', (0x55fbb4538270), _p)
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _788932)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _790790)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _800384)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _803088)
   Exit: (194) [system] peek_char((0x55fbb4538270), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
   Call: (194) [system] ($)=(/)
   Fail: (194) [system] ($)=(/)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _820022)
   Exit: (192) [system] peek_char((0x55fbb4538270), $)
   Call: (192) [system] ($)=')'
   Fail: (192) [system] ($)=')'
   Call: (192) [system] ($)=end_of_file
   Fail: (192) [system] ($)=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _825592)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _827450)
   Exit: (194) [system] peek_char((0x55fbb4538270), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
   Call: (194) [system] ($)=(/)
   Fail: (194) [system] ($)=(/)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _843460)
   Exit: (193) [system] get_char((0x55fbb4538270), $)
   Call: (193) [system] ($)='('
   Fail: (193) [system] ($)='('
   Call: (193) [system] ($)='['
   Fail: (193) [system] ($)='['
   Call: (193) [system] ($)='{'
   Fail: (193) [system] ($)='{'
   Call: (193) [system] ($)='"'
   Fail: (193) [system] ($)='"'
   Call: (193) [system] ($)=!
   Fail: (193) [system] ($)=!
   Call: (193) [system] ($)='\''
   Fail: (193) [system] ($)='\''
   Call: (193) [system] ($)='`'
   Fail: (193) [system] ($)='`'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55fbb4538270), $, _825592)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _861102)
   Call: (195) [system] peek_char((0x55fbb4538270), _862036)
   Exit: (195) [system] peek_char((0x55fbb4538270), q)
^  Call: (195) [user] is_delimiter(q)
   Call: (196) [system] char_type(q, space)
   Fail: (196) [system] char_type(q, space)
   Call: (196) [system] arg(_866756, v('(', ')', end_of_file), q)
   Fail: (196) [system] arg(_867688, v('(', ')', end_of_file), q)
^  Fail: (195) [user] is_delimiter(q)
   Call: (195) [system] ')'==q
   Fail: (195) [system] ')'==q
   Call: (195) [system] get_char((0x55fbb4538270), q)
   Exit: (195) [system] get_char((0x55fbb4538270), q)
   Call: (195) [system] q=(\)
   Fail: (195) [system] q=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _875038)
   Call: (196) [system] peek_char((0x55fbb4538270), _875972)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (196) [user] is_delimiter(' ')
   Call: (197) [system] char_type(' ', space)
   Exit: (197) [system] char_type(' ', space)
^  Exit: (196) [user] is_delimiter(' ')
   Call: (196) [system] _875038=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (195) [system] _861102=[q]
   Exit: (195) [system] [q]=[q]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [q])
^  Call: (194) [user] classify_and_convert_charseq([$, q], _825592)
^  Call: (195) [user] classify_and_convert_charseq_([$, q], _888050)
   Call: (196) [system] atom_chars(_888982, ['_', q])
   Exit: (196) [system] atom_chars('_q', ['_', q])
^  Exit: (195) [user] classify_and_convert_charseq_([$, q], _q)
   Call: (195) [system] integer(_q)
   Fail: (195) [system] integer(_q)
   Call: (195) [system] _825592=_q
   Exit: (195) [system] _q=_q
^  Exit: (194) [user] classify_and_convert_charseq([$, q], _q)
^  Exit: (193) [user] read_symbolic(')', (0x55fbb4538270), $, _q)
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), _q)
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _898274)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _900132)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
   Call: (194) [system] ' '=(/)
   Fail: (194) [system] ' '=(/)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55fbb4538270), _909726)
   Exit: (194) [system] get_char((0x55fbb4538270), ' ')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _912430)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
   Call: (195) [system] '('=(/)
   Fail: (195) [system] '('=(/)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _929364)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=')'
   Fail: (193) [system] '('=')'
   Call: (193) [system] '('=end_of_file
   Fail: (193) [system] '('=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _934934)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _936792)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
   Call: (195) [system] '('=(/)
   Fail: (195) [system] '('=(/)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _952802)
   Exit: (194) [system] get_char((0x55fbb4538270), '(')
   Call: (194) [system] '('='('
   Exit: (194) [system] '('='('
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _934934)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _958372)
   Exit: (196) [system] peek_char((0x55fbb4538270), 'O')
   Call: (196) [system] 'O'=(;)
   Fail: (196) [system] 'O'=(;)
   Call: (196) [system] 'O'=(/)
   Fail: (196) [system] 'O'=(/)
^  Call: (196) [user] is_like_space('O')
   Call: (197) [system] char_type('O', 'white')
   Fail: (197) [system] char_type('O', 'white')
   Call: (197) [system] char_type('O', end_of_line)
   Fail: (197) [system] char_type('O', end_of_line)
   Call: (197) [system] char_type('O', space)
   Fail: (197) [system] char_type('O', space)
   Call: (197) [system] char_type('O', cntrl)
   Fail: (197) [system] char_type('O', cntrl)
^  Fail: (196) [user] is_like_space('O')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _974382)
   Exit: (195) [system] peek_char((0x55fbb4538270), 'O')
   Call: (195) [system] 'O'=')'
   Fail: (195) [system] 'O'=')'
   Call: (195) [system] 'O'=end_of_file
   Fail: (195) [system] 'O'=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _979952)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _981810)
   Exit: (197) [system] peek_char((0x55fbb4538270), 'O')
   Call: (197) [system] 'O'=(;)
   Fail: (197) [system] 'O'=(;)
   Call: (197) [system] 'O'=(/)
   Fail: (197) [system] 'O'=(/)
^  Call: (197) [user] is_like_space('O')
   Call: (198) [system] char_type('O', 'white')
   Fail: (198) [system] char_type('O', 'white')
   Call: (198) [system] char_type('O', end_of_line)
   Fail: (198) [system] char_type('O', end_of_line)
   Call: (198) [system] char_type('O', space)
   Fail: (198) [system] char_type('O', space)
   Call: (198) [system] char_type('O', cntrl)
   Fail: (198) [system] char_type('O', cntrl)
^  Fail: (197) [user] is_like_space('O')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _997820)
   Exit: (196) [system] get_char((0x55fbb4538270), 'O')
   Call: (196) [system] 'O'='('
   Fail: (196) [system] 'O'='('
   Call: (196) [system] 'O'='['
   Fail: (196) [system] 'O'='['
   Call: (196) [system] 'O'='{'
   Fail: (196) [system] 'O'='{'
   Call: (196) [system] 'O'='"'
   Fail: (196) [system] 'O'='"'
   Call: (196) [system] 'O'=!
   Fail: (196) [system] 'O'=!
   Call: (196) [system] 'O'='\''
   Fail: (196) [system] 'O'='\''
   Call: (196) [system] 'O'='`'
   Fail: (196) [system] 'O'='`'
   Call: (196) [system] 'O'=end_of_file
   Fail: (196) [system] 'O'=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55fbb4538270), 'O', _979952)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _1015462)
   Call: (198) [system] peek_char((0x55fbb4538270), _1016396)
   Exit: (198) [system] peek_char((0x55fbb4538270), r)
^  Call: (198) [user] is_delimiter(r)
   Call: (199) [system] char_type(r, space)
   Fail: (199) [system] char_type(r, space)
   Call: (199) [system] arg(_1021116, v('(', ')', end_of_file), r)
   Fail: (199) [system] arg(_1022048, v('(', ')', end_of_file), r)
^  Fail: (198) [user] is_delimiter(r)
   Call: (198) [system] ')'==r
   Fail: (198) [system] ')'==r
   Call: (198) [system] get_char((0x55fbb4538270), r)
   Exit: (198) [system] get_char((0x55fbb4538270), r)
   Call: (198) [system] r=(\)
   Fail: (198) [system] r=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _1029398)
   Call: (199) [system] peek_char((0x55fbb4538270), _1030332)
   Exit: (199) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (199) [user] is_delimiter('L')
   Call: (200) [system] char_type('L', space)
   Fail: (200) [system] char_type('L', space)
   Call: (200) [system] arg(_1035052, v('(', ')', end_of_file), 'L')
   Fail: (200) [system] arg(_1035984, v('(', ')', end_of_file), 'L')
^  Fail: (199) [user] is_delimiter('L')
   Call: (199) [system] ')'=='L'
   Fail: (199) [system] ')'=='L'
   Call: (199) [system] get_char((0x55fbb4538270), 'L')
   Exit: (199) [system] get_char((0x55fbb4538270), 'L')
   Call: (199) [system] 'L'=(\)
   Fail: (199) [system] 'L'=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _1043334)
   Call: (200) [system] peek_char((0x55fbb4538270), _1044268)
   Exit: (200) [system] peek_char((0x55fbb4538270), i)
^  Call: (200) [user] is_delimiter(i)
   Call: (201) [system] char_type(i, space)
   Fail: (201) [system] char_type(i, space)
   Call: (201) [system] arg(_1048988, v('(', ')', end_of_file), i)
   Fail: (201) [system] arg(_1049920, v('(', ')', end_of_file), i)
^  Fail: (200) [user] is_delimiter(i)
   Call: (200) [system] ')'==i
   Fail: (200) [system] ')'==i
   Call: (200) [system] get_char((0x55fbb4538270), i)
   Exit: (200) [system] get_char((0x55fbb4538270), i)
   Call: (200) [system] i=(\)
   Fail: (200) [system] i=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _1057270)
   Call: (201) [system] peek_char((0x55fbb4538270), _1058204)
   Exit: (201) [system] peek_char((0x55fbb4538270), n)
^  Call: (201) [user] is_delimiter(n)
   Call: (202) [system] char_type(n, space)
   Fail: (202) [system] char_type(n, space)
   Call: (202) [system] arg(_1062924, v('(', ')', end_of_file), n)
   Fail: (202) [system] arg(_1063856, v('(', ')', end_of_file), n)
^  Fail: (201) [user] is_delimiter(n)
   Call: (201) [system] ')'==n
   Fail: (201) [system] ')'==n
   Call: (201) [system] get_char((0x55fbb4538270), n)
   Exit: (201) [system] get_char((0x55fbb4538270), n)
   Call: (201) [system] n=(\)
   Fail: (201) [system] n=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1071206)
   Call: (202) [system] peek_char((0x55fbb4538270), _1072140)
   Exit: (202) [system] peek_char((0x55fbb4538270), k)
^  Call: (202) [user] is_delimiter(k)
   Call: (203) [system] char_type(k, space)
   Fail: (203) [system] char_type(k, space)
   Call: (203) [system] arg(_1076860, v('(', ')', end_of_file), k)
   Fail: (203) [system] arg(_1077792, v('(', ')', end_of_file), k)
^  Fail: (202) [user] is_delimiter(k)
   Call: (202) [system] ')'==k
   Fail: (202) [system] ')'==k
   Call: (202) [system] get_char((0x55fbb4538270), k)
   Exit: (202) [system] get_char((0x55fbb4538270), k)
   Call: (202) [system] k=(\)
   Fail: (202) [system] k=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1085142)
   Call: (203) [system] peek_char((0x55fbb4538270), _1086076)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (203) [user] is_delimiter(' ')
   Call: (204) [system] char_type(' ', space)
   Exit: (204) [system] char_type(' ', space)
^  Exit: (203) [user] is_delimiter(' ')
   Call: (203) [system] _1085142=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (202) [system] _1071206=[k]
   Exit: (202) [system] [k]=[k]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (201) [system] _1057270=[n, k]
   Exit: (201) [system] [n, k]=[n, k]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (200) [system] _1043334=[i, n, k]
   Exit: (200) [system] [i, n, k]=[i, n, k]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (199) [system] _1029398=['L', i, n, k]
   Exit: (199) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (198) [system] _1015462=[r, 'L', i, n, k]
   Exit: (198) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (197) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _979952)
^  Call: (198) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _1109330)
^  Call: (200) [system] setup_call_cleanup('$notrace'(_1110282, _1110284), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1109330), _1110264, fail)), '$restore_trace'(_1110282, _1110284))
^  Call: (201) [system] sig_atomic(system:'$notrace'(_1110282, _1110284))
^  Exit: (200) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1109330), _1110264, fail)), system:'$restore_trace'(3, -1))
   Call: (199) [system] atomic(_1109330)
   Fail: (199) [system] atomic(_1109330)
   Call: (199) [system] atom_chars(_1109330, ['O', r, 'L', i, n, k])
   Exit: (199) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (198) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (198) [system] integer('OrLink')
   Fail: (198) [system] integer('OrLink')
   Call: (198) [system] _979952='OrLink'
   Exit: (198) [system] 'OrLink'='OrLink'
^  Exit: (197) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (196) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _1124280)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1126138)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _1135732)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1138436)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
   Call: (198) [system] ($)=(/)
   Fail: (198) [system] ($)=(/)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1155370)
   Exit: (196) [system] peek_char((0x55fbb4538270), $)
   Call: (196) [system] ($)=')'
   Fail: (196) [system] ($)=')'
   Call: (196) [system] ($)=end_of_file
   Fail: (196) [system] ($)=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55fbb4538270), _1160940)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1162798)
   Exit: (198) [system] peek_char((0x55fbb4538270), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
   Call: (198) [system] ($)=(/)
   Fail: (198) [system] ($)=(/)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] get_char((0x55fbb4538270), _1178808)
   Exit: (197) [system] get_char((0x55fbb4538270), $)
   Call: (197) [system] ($)='('
   Fail: (197) [system] ($)='('
   Call: (197) [system] ($)='['
   Fail: (197) [system] ($)='['
   Call: (197) [system] ($)='{'
   Fail: (197) [system] ($)='{'
   Call: (197) [system] ($)='"'
   Fail: (197) [system] ($)='"'
   Call: (197) [system] ($)=!
   Fail: (197) [system] ($)=!
   Call: (197) [system] ($)='\''
   Fail: (197) [system] ($)='\''
   Call: (197) [system] ($)='`'
   Fail: (197) [system] ($)='`'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55fbb4538270), $, _1160940)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _1196450)
   Call: (199) [system] peek_char((0x55fbb4538270), _1197384)
   Exit: (199) [system] peek_char((0x55fbb4538270), p)
^  Call: (199) [user] is_delimiter(p)
   Call: (200) [system] char_type(p, space)
   Fail: (200) [system] char_type(p, space)
   Call: (200) [system] arg(_1202104, v('(', ')', end_of_file), p)
   Fail: (200) [system] arg(_1203036, v('(', ')', end_of_file), p)
^  Fail: (199) [user] is_delimiter(p)
   Call: (199) [system] ')'==p
   Fail: (199) [system] ')'==p
   Call: (199) [system] get_char((0x55fbb4538270), p)
   Exit: (199) [system] get_char((0x55fbb4538270), p)
   Call: (199) [system] p=(\)
   Fail: (199) [system] p=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _1210386)
   Call: (200) [system] peek_char((0x55fbb4538270), _1211320)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (200) [user] is_delimiter(' ')
   Call: (201) [system] char_type(' ', space)
   Exit: (201) [system] char_type(' ', space)
^  Exit: (200) [user] is_delimiter(' ')
   Call: (200) [system] _1210386=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (199) [system] _1196450=[p]
   Exit: (199) [system] [p]=[p]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [p])
^  Call: (198) [user] classify_and_convert_charseq([$, p], _1160940)
^  Call: (199) [user] classify_and_convert_charseq_([$, p], _1223398)
   Call: (200) [system] atom_chars(_1224330, ['_', p])
   Exit: (200) [system] atom_chars('_p', ['_', p])
^  Exit: (199) [user] classify_and_convert_charseq_([$, p], _p)
   Call: (199) [system] integer(_p)
   Fail: (199) [system] integer(_p)
   Call: (199) [system] _1160940=_p
   Exit: (199) [system] _p=_p
^  Exit: (198) [user] classify_and_convert_charseq([$, p], _p)
^  Exit: (197) [user] read_symbolic(')', (0x55fbb4538270), $, _p)
^  Exit: (196) [user] cont_sexpr(')', (0x55fbb4538270), _p)
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _1233622)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1235480)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _1245074)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1247778)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
   Call: (199) [system] ($)=(/)
   Fail: (199) [system] ($)=(/)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1264712)
   Exit: (197) [system] peek_char((0x55fbb4538270), $)
   Call: (197) [system] ($)=')'
   Fail: (197) [system] ($)=')'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _1270282)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1272140)
   Exit: (199) [system] peek_char((0x55fbb4538270), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
   Call: (199) [system] ($)=(/)
   Fail: (199) [system] ($)=(/)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _1288150)
   Exit: (198) [system] get_char((0x55fbb4538270), $)
   Call: (198) [system] ($)='('
   Fail: (198) [system] ($)='('
   Call: (198) [system] ($)='['
   Fail: (198) [system] ($)='['
   Call: (198) [system] ($)='{'
   Fail: (198) [system] ($)='{'
   Call: (198) [system] ($)='"'
   Fail: (198) [system] ($)='"'
   Call: (198) [system] ($)=!
   Fail: (198) [system] ($)=!
   Call: (198) [system] ($)='\''
   Fail: (198) [system] ($)='\''
   Call: (198) [system] ($)='`'
   Fail: (198) [system] ($)='`'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55fbb4538270), $, _1270282)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _1305792)
   Call: (200) [system] peek_char((0x55fbb4538270), _1306726)
   Exit: (200) [system] peek_char((0x55fbb4538270), q)
^  Call: (200) [user] is_delimiter(q)
   Call: (201) [system] char_type(q, space)
   Fail: (201) [system] char_type(q, space)
   Call: (201) [system] arg(_1311446, v('(', ')', end_of_file), q)
   Fail: (201) [system] arg(_1312378, v('(', ')', end_of_file), q)
^  Fail: (200) [user] is_delimiter(q)
   Call: (200) [system] ')'==q
   Fail: (200) [system] ')'==q
   Call: (200) [system] get_char((0x55fbb4538270), q)
   Exit: (200) [system] get_char((0x55fbb4538270), q)
   Call: (200) [system] q=(\)
   Fail: (200) [system] q=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _1319728)
   Call: (201) [system] peek_char((0x55fbb4538270), _1320662)
   Exit: (201) [system] peek_char((0x55fbb4538270), ')')
^  Call: (201) [user] is_delimiter(')')
   Call: (202) [system] char_type(')', space)
   Fail: (202) [system] char_type(')', space)
   Call: (202) [system] arg(_1325382, v('(', ')', end_of_file), ')')
   Exit: (202) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (201) [user] is_delimiter(')')
   Call: (201) [system] _1319728=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (200) [system] _1305792=[q]
   Exit: (200) [system] [q]=[q]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [q])
^  Call: (199) [user] classify_and_convert_charseq([$, q], _1270282)
^  Call: (200) [user] classify_and_convert_charseq_([$, q], _1334612)
   Call: (201) [system] atom_chars(_1335544, ['_', q])
   Exit: (201) [system] atom_chars('_q', ['_', q])
^  Exit: (200) [user] classify_and_convert_charseq_([$, q], _q)
   Call: (200) [system] integer(_q)
   Fail: (200) [system] integer(_q)
   Call: (200) [system] _1270282=_q
   Exit: (200) [system] _q=_q
^  Exit: (199) [user] classify_and_convert_charseq([$, q], _q)
^  Exit: (198) [user] read_symbolic(')', (0x55fbb4538270), $, _q)
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), _q)
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _1344836)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1346694)
   Exit: (199) [system] peek_char((0x55fbb4538270), ')')
   Call: (199) [system] ')'=(;)
   Fail: (199) [system] ')'=(;)
   Call: (199) [system] ')'=(/)
   Fail: (199) [system] ')'=(/)
^  Call: (199) [user] is_like_space(')')
   Call: (200) [system] char_type(')', 'white')
   Fail: (200) [system] char_type(')', 'white')
   Call: (200) [system] char_type(')', end_of_line)
   Fail: (200) [system] char_type(')', end_of_line)
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] char_type(')', cntrl)
   Fail: (200) [system] char_type(')', cntrl)
^  Fail: (199) [user] is_like_space(')')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1362704)
   Exit: (198) [system] peek_char((0x55fbb4538270), ')')
   Call: (198) [system] ')'=')'
   Exit: (198) [system] ')'=')'
   Call: (198) [system] get_char((0x55fbb4538270), _1366494)
   Exit: (198) [system] get_char((0x55fbb4538270), ')')
   Call: (198) [system] _1344836=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [])
   Call: (197) [system] _1233622=[_q]
   Exit: (197) [system] [_q]=[_q]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [_q])
   Call: (196) [system] _1124280=[_p, _q]
   Exit: (196) [system] [_p, _q]=[_p, _q]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [_p, _q])
   Call: (195) [system] _934934=['OrLink', _p, _q]
   Exit: (195) [system] ['OrLink', _p, _q]=['OrLink', _p, _q]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), ['OrLink', _p, _q])
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', _p, _q])
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _1380376)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1382234)
   Exit: (195) [system] peek_char((0x55fbb4538270), ')')
   Call: (195) [system] ')'=(;)
   Fail: (195) [system] ')'=(;)
   Call: (195) [system] ')'=(/)
   Fail: (195) [system] ')'=(/)
^  Call: (195) [user] is_like_space(')')
   Call: (196) [system] char_type(')', 'white')
   Fail: (196) [system] char_type(')', 'white')
   Call: (196) [system] char_type(')', end_of_line)
   Fail: (196) [system] char_type(')', end_of_line)
   Call: (196) [system] char_type(')', space)
   Fail: (196) [system] char_type(')', space)
   Call: (196) [system] char_type(')', cntrl)
   Fail: (196) [system] char_type(')', cntrl)
^  Fail: (195) [user] is_like_space(')')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1398244)
   Exit: (194) [system] peek_char((0x55fbb4538270), ')')
   Call: (194) [system] ')'=')'
   Exit: (194) [system] ')'=')'
   Call: (194) [system] get_char((0x55fbb4538270), _1402034)
   Exit: (194) [system] get_char((0x55fbb4538270), ')')
   Call: (194) [system] _1380376=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [])
   Call: (193) [system] _898274=[['OrLink', _p, _q]]
   Exit: (193) [system] [['OrLink', _p, _q]]=[['OrLink', _p, _q]]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [['OrLink', _p, _q]])
   Call: (192) [system] _788932=[_q, ['OrLink', _p, _q]]
   Exit: (192) [system] [_q, ['OrLink', _p, _q]]=[_q, ['OrLink', _p, _q]]
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), [_q, ['OrLink', _p, _q]])
   Call: (191) [system] _679590=[_p, _q, ['OrLink', _p, _q]]
   Exit: (191) [system] [_p, _q, ['OrLink', _p, _q]]=[_p, _q, ['OrLink', _p, _q]]
^  Exit: (190) [user] read_list(')', (0x55fbb4538270), [_p, _q, ['OrLink', _p, _q]])
   Call: (190) [system] _559034=[->, _p, _q, ['OrLink', _p, _q]]
   Exit: (190) [system] [->, _p, _q, ['OrLink', _p, _q]]=[->, _p, _q, ['OrLink', _p, _q]]
^  Exit: (189) [user] read_list(')', (0x55fbb4538270), [->, _p, _q, ['OrLink', _p, _q]])
^  Exit: (188) [user] cont_sexpr(')', (0x55fbb4538270), [->, _p, _q, ['OrLink', _p, _q]])
^  Call: (188) [user] read_list(')', (0x55fbb4538270), _1418710)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1420568)
   Exit: (190) [system] peek_char((0x55fbb4538270), ')')
   Call: (190) [system] ')'=(;)
   Fail: (190) [system] ')'=(;)
   Call: (190) [system] ')'=(/)
   Fail: (190) [system] ')'=(/)
^  Call: (190) [user] is_like_space(')')
   Call: (191) [system] char_type(')', 'white')
   Fail: (191) [system] char_type(')', 'white')
   Call: (191) [system] char_type(')', end_of_line)
   Fail: (191) [system] char_type(')', end_of_line)
   Call: (191) [system] char_type(')', space)
   Fail: (191) [system] char_type(')', space)
   Call: (191) [system] char_type(')', cntrl)
   Fail: (191) [system] char_type(')', cntrl)
^  Fail: (190) [user] is_like_space(')')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1436578)
   Exit: (189) [system] peek_char((0x55fbb4538270), ')')
   Call: (189) [system] ')'=')'
   Exit: (189) [system] ')'=')'
   Call: (189) [system] get_char((0x55fbb4538270), _1440368)
   Exit: (189) [system] get_char((0x55fbb4538270), ')')
   Call: (189) [system] _1418710=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_list(')', (0x55fbb4538270), [])
   Call: (188) [system] _522374=[[->, _p, _q, ['OrLink', _p, _q]]]
   Exit: (188) [system] [[->, _p, _q, ['OrLink', _p, _q]]]=[[->, _p, _q, ['OrLink', _p, _q]]]
^  Exit: (187) [user] read_list(')', (0x55fbb4538270), [[->, _p, _q, ['OrLink', _p, _q]]])
   Call: (187) [system] _56976=['DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]
   Exit: (187) [system] ['DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]=['DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]
^  Exit: (186) [user] read_list(')', (0x55fbb4538270), ['DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]])
   Call: (186) [system] _3378=[:, 'DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]
   Exit: (186) [system] [:, 'DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]=[:, 'DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]
^  Exit: (185) [user] read_list(')', (0x55fbb4538270), [:, 'DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]])
^  Exit: (184) [user] cont_sexpr(')', (0x55fbb4538270), [:, 'DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]])
^  Call: (184) [user] read_list(')', (0x55fbb4538270), _1454250)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1456108)
   Exit: (186) [system] peek_char((0x55fbb4538270), ')')
   Call: (186) [system] ')'=(;)
   Fail: (186) [system] ')'=(;)
   Call: (186) [system] ')'=(/)
   Fail: (186) [system] ')'=(/)
^  Call: (186) [user] is_like_space(')')
   Call: (187) [system] char_type(')', 'white')
   Fail: (187) [system] char_type(')', 'white')
   Call: (187) [system] char_type(')', end_of_line)
   Fail: (187) [system] char_type(')', end_of_line)
   Call: (187) [system] char_type(')', space)
   Fail: (187) [system] char_type(')', space)
   Call: (187) [system] char_type(')', cntrl)
   Fail: (187) [system] char_type(')', cntrl)
^  Fail: (186) [user] is_like_space(')')
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1472118)
   Exit: (185) [system] peek_char((0x55fbb4538270), ')')
   Call: (185) [system] ')'=')'
   Exit: (185) [system] ')'=')'
   Call: (185) [system] get_char((0x55fbb4538270), _1475908)
   Exit: (185) [system] get_char((0x55fbb4538270), ')')
   Call: (185) [system] _1454250=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_list(')', (0x55fbb4538270), [])
   Call: (184) [system] _3374=[[:, 'DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]]
   Exit: (184) [system] [[:, 'DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]]=[[:, 'DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]]
^  Exit: (183) [user] read_list(')', (0x55fbb4538270), [[:, 'DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]])
   Call: (183) [system] _3362=[[rb], [:, 'DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]]
   Exit: (183) [system] [[rb], [:, 'DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]]=[[rb], [:, 'DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]]
^  Exit: (182) [user] read_list(')', (0x55fbb4538270), [[rb], [:, 'DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]])
   Call: (182) [system] _3322=[=, [rb], [:, 'DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]]
   Exit: (182) [system] [=, [rb], [:, 'DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]]=[=, [rb], [:, 'DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]]
^  Exit: (181) [user] read_list(')', (0x55fbb4538270), [=, [rb], [:, 'DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]])
^  Exit: (180) [user] cont_sexpr(')', (0x55fbb4538270), [=, [rb], [:, 'DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]])
^  Exit: (179) [user] read_sexpr((0x55fbb4538270), [=, [rb], [:, 'DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]])
^  Call: (179) [user] assertz(metta_file_comment(116, 0, 4769, [=, [rb], [:, 'DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]], '$stream_position'(4769, 116, 0, 4769)))
^  Exit: (179) [user] assertz(metta_file_comment(116, 0, 4769, [=, [rb], [:, 'DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]], '$stream_position'(4769, 116, 0, 4769)))
^  Exit: (177) [system] once(user:(read_position((0x55fbb4538270), 116, 0, 4769, '$stream_position'(4769, 116, 0, 4769)), read_sexpr((0x55fbb4538270), [=, [rb], [:, 'DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]]), assertz(metta_file_comment(116, 0, 4769, [=, [rb], [:, 'DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]], '$stream_position'(4769, 116, 0, 4769)))))
   Call: (177) [system] fail
^  Call: (177) [user] retract(metta_file_comment(_1494426, _1494428, _1494430, _1494432, _1494434))
^  Exit: (177) [user] retract(metta_file_comment(74, 0, 2755, '$COMMENT'(";; Quaternary rule", 74, 0), '$stream_position'(2755, 74, 0, 2755)))
^  Call: (177) [user] trly(untyped_to_metta, '$COMMENT'(";; Quaternary rule", 74, 0), _3084)
^  Call: (178) [user] once(call(untyped_to_metta, '$COMMENT'(";; Quaternary rule", 74, 0), _1497262))
^  Call: (179) [user] call(untyped_to_metta, '$COMMENT'(";; Quaternary rule", 74, 0), _1497262)
^  Call: (180) [user] untyped_to_metta('$COMMENT'(";; Quaternary rule", 74, 0), _1497262)
^  Call: (181) [user] must_det_ll(trly(mfix_vars1, '$COMMENT'(";; Quaternary rule", 74, 0), _1500078))
^  Call: (182) [user] once(user:trly(mfix_vars1, '$COMMENT'(";; Quaternary rule", 74, 0), _1500078))
^  Call: (183) [user] trly(mfix_vars1, '$COMMENT'(";; Quaternary rule", 74, 0), _1500078)
^  Call: (184) [user] once(call(mfix_vars1, '$COMMENT'(";; Quaternary rule", 74, 0), _1502878))
^  Call: (185) [user] call(mfix_vars1, '$COMMENT'(";; Quaternary rule", 74, 0), _1502878)
^  Call: (186) [user] mfix_vars1('$COMMENT'(";; Quaternary rule", 74, 0), _1502878)
   Call: (187) [system] var('$COMMENT'(";; Quaternary rule", 74, 0))
   Call: (187) [system] atom('$COMMENT'(";; Quaternary rule", 74, 0))
   Call: (187) [system] '$COMMENT'(";; Quaternary rule", 74, 0)==true
   Call: (187) [system] '$COMMENT'(";; Quaternary rule", 74, 0)==false
   Call: (187) [system] '$COMMENT'(";; Quaternary rule", 74, 0)==[_1509398, _1509404]
   Call: (187) [system] is_list('$COMMENT'(";; Quaternary rule", 74, 0))
   Call: (187) [system] string('$COMMENT'(";; Quaternary rule", 74, 0))
   Call: (187) [system] compound('$COMMENT'(";; Quaternary rule", 74, 0))
   Exit: (187) [system] compound('$COMMENT'(";; Quaternary rule", 74, 0))
   Call: (187) [system] compound_name_arguments('$COMMENT'(";; Quaternary rule", 74, 0), _1514032, _1514034)
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";; Quaternary rule", 74, 0), '$COMMENT', [";; Quaternary rule", 74, 0])
   Call: (187) [system] '$COMMENT'\=='$VAR'
   Exit: (187) [system] '$COMMENT'\=='$VAR'
^  Call: (187) [user] apply:maplist(mfix_vars1, [";; Quaternary rule", 74, 0], _1517774)
   Call: (188) [apply] apply:maplist_([";; Quaternary rule", 74, 0], _1517774, user:mfix_vars1)
^  Call: (189) [user] mfix_vars1(";; Quaternary rule", _1519654)
   Call: (190) [system] var(";; Quaternary rule")
   Call: (190) [system] atom(";; Quaternary rule")
   Call: (190) [system] ";; Quaternary rule"==true
   Call: (190) [system] ";; Quaternary rule"==false
   Call: (190) [system] ";; Quaternary rule"==[_1524296, _1524302]
   Call: (190) [system] is_list(";; Quaternary rule")
   Call: (190) [system] string(";; Quaternary rule")
   Exit: (190) [system] string(";; Quaternary rule")
^  Call: (190) [user] string_to_syms
   Call: (191) [system] fail
   Call: (190) [system] compound(";; Quaternary rule")
^  Call: (190) [user] symbol(";; Quaternary rule")
   Call: (191) [system] atom(";; Quaternary rule")
   Fail: (191) [system] atom(";; Quaternary rule")
^  Fail: (190) [user] symbol(";; Quaternary rule")
   Call: (190) [system] ";; Quaternary rule"=_1519654
   Exit: (190) [system] ";; Quaternary rule"=";; Quaternary rule"
^  Exit: (189) [user] mfix_vars1(";; Quaternary rule", ";; Quaternary rule")
   Call: (189) [apply] apply:maplist_([74, 0], _1519656, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1(74, _1538176)
   Call: (191) [system] var(74)
   Call: (191) [system] atom(74)
   Call: (191) [system] 74==true
   Call: (191) [system] 74==false
   Call: (191) [system] 74==[_1542818, _1542824]
   Call: (191) [system] is_list(74)
   Call: (191) [system] string(74)
   Call: (191) [system] compound(74)
^  Call: (191) [user] symbol(74)
   Call: (192) [system] atom(74)
   Fail: (192) [system] atom(74)
^  Fail: (191) [user] symbol(74)
   Call: (191) [system] 74=_1538176
   Exit: (191) [system] 74=74
^  Exit: (190) [user] mfix_vars1(74, 74)
   Call: (190) [apply] apply:maplist_([0], _1538178, user:mfix_vars1)
^  Call: (191) [user] mfix_vars1(0, _1553942)
   Call: (192) [system] var(0)
   Call: (192) [system] atom(0)
   Call: (192) [system] 0==true
   Call: (192) [system] 0==false
   Call: (192) [system] 0==[_1558584, _1558590]
   Call: (192) [system] is_list(0)
   Call: (192) [system] string(0)
   Call: (192) [system] compound(0)
^  Call: (192) [user] symbol(0)
   Call: (193) [system] atom(0)
   Fail: (193) [system] atom(0)
^  Fail: (192) [user] symbol(0)
   Call: (192) [system] 0=_1553942
   Exit: (192) [system] 0=0
^  Exit: (191) [user] mfix_vars1(0, 0)
   Call: (191) [apply] apply:maplist_([], _1553944, user:mfix_vars1)
   Exit: (191) [apply] apply:maplist_([], [], user:mfix_vars1)
   Exit: (190) [apply] apply:maplist_([0], [0], user:mfix_vars1)
   Exit: (189) [apply] apply:maplist_([74, 0], [74, 0], user:mfix_vars1)
   Exit: (188) [apply] apply:maplist_([";; Quaternary rule", 74, 0], [";; Quaternary rule", 74, 0], user:mfix_vars1)
^  Exit: (187) [apply] apply:maplist(user:mfix_vars1, [";; Quaternary rule", 74, 0], [";; Quaternary rule", 74, 0])
   Call: (187) [system] compound_name_arguments(_1502878, '$COMMENT', [";; Quaternary rule", 74, 0])
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";; Quaternary rule", 74, 0), '$COMMENT', [";; Quaternary rule", 74, 0])
^  Exit: (186) [user] mfix_vars1('$COMMENT'(";; Quaternary rule", 74, 0), '$COMMENT'(";; Quaternary rule", 74, 0))
^  Exit: (185) [system] call(user:mfix_vars1, '$COMMENT'(";; Quaternary rule", 74, 0), '$COMMENT'(";; Quaternary rule", 74, 0))
^  Exit: (184) [system] once(user:call(mfix_vars1, '$COMMENT'(";; Quaternary rule", 74, 0), '$COMMENT'(";; Quaternary rule", 74, 0)))
   Call: (184) [system] '$COMMENT'(";; Quaternary rule", 74, 0)\=@='$COMMENT'(";; Quaternary rule", 74, 0)
^  Exit: (183) [user] trly(mfix_vars1, '$COMMENT'(";; Quaternary rule", 74, 0), '$COMMENT'(";; Quaternary rule", 74, 0))
^  Exit: (182) [system] once(user:trly(mfix_vars1, '$COMMENT'(";; Quaternary rule", 74, 0), '$COMMENT'(";; Quaternary rule", 74, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(mfix_vars1, '$COMMENT'(";; Quaternary rule", 74, 0), '$COMMENT'(";; Quaternary rule", 74, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_c, '$COMMENT'(";; Quaternary rule", 74, 0), _1582760))
^  Call: (182) [user] once(user:trly(cons_to_c, '$COMMENT'(";; Quaternary rule", 74, 0), _1582760))
^  Call: (183) [user] trly(cons_to_c, '$COMMENT'(";; Quaternary rule", 74, 0), _1582760)
^  Call: (184) [user] once(call(cons_to_c, '$COMMENT'(";; Quaternary rule", 74, 0), _1585560))
^  Call: (185) [user] call(cons_to_c, '$COMMENT'(";; Quaternary rule", 74, 0), _1585560)
^  Call: (186) [user] cons_to_c('$COMMENT'(";; Quaternary rule", 74, 0), _1585560)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_c('$COMMENT'(";; Quaternary rule", 74, 0), '$COMMENT'(";; Quaternary rule", 74, 0))
^  Exit: (185) [system] call(user:cons_to_c, '$COMMENT'(";; Quaternary rule", 74, 0), '$COMMENT'(";; Quaternary rule", 74, 0))
^  Exit: (184) [system] once(user:call(cons_to_c, '$COMMENT'(";; Quaternary rule", 74, 0), '$COMMENT'(";; Quaternary rule", 74, 0)))
   Call: (184) [system] '$COMMENT'(";; Quaternary rule", 74, 0)\=@='$COMMENT'(";; Quaternary rule", 74, 0)
^  Exit: (183) [user] trly(cons_to_c, '$COMMENT'(";; Quaternary rule", 74, 0), '$COMMENT'(";; Quaternary rule", 74, 0))
^  Exit: (182) [system] once(user:trly(cons_to_c, '$COMMENT'(";; Quaternary rule", 74, 0), '$COMMENT'(";; Quaternary rule", 74, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_c, '$COMMENT'(";; Quaternary rule", 74, 0), '$COMMENT'(";; Quaternary rule", 74, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_l, '$COMMENT'(";; Quaternary rule", 74, 0), _1497262))
^  Call: (182) [user] once(user:trly(cons_to_l, '$COMMENT'(";; Quaternary rule", 74, 0), _1497262))
^  Call: (183) [user] trly(cons_to_l, '$COMMENT'(";; Quaternary rule", 74, 0), _1497262)
^  Call: (184) [user] once(call(cons_to_l, '$COMMENT'(";; Quaternary rule", 74, 0), _1599518))
^  Call: (185) [user] call(cons_to_l, '$COMMENT'(";; Quaternary rule", 74, 0), _1599518)
^  Call: (186) [user] cons_to_l('$COMMENT'(";; Quaternary rule", 74, 0), _1599518)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_l('$COMMENT'(";; Quaternary rule", 74, 0), '$COMMENT'(";; Quaternary rule", 74, 0))
^  Exit: (185) [system] call(user:cons_to_l, '$COMMENT'(";; Quaternary rule", 74, 0), '$COMMENT'(";; Quaternary rule", 74, 0))
^  Exit: (184) [system] once(user:call(cons_to_l, '$COMMENT'(";; Quaternary rule", 74, 0), '$COMMENT'(";; Quaternary rule", 74, 0)))
   Call: (184) [system] '$COMMENT'(";; Quaternary rule", 74, 0)\=@='$COMMENT'(";; Quaternary rule", 74, 0)
^  Exit: (183) [user] trly(cons_to_l, '$COMMENT'(";; Quaternary rule", 74, 0), '$COMMENT'(";; Quaternary rule", 74, 0))
^  Exit: (182) [system] once(user:trly(cons_to_l, '$COMMENT'(";; Quaternary rule", 74, 0), '$COMMENT'(";; Quaternary rule", 74, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_l, '$COMMENT'(";; Quaternary rule", 74, 0), '$COMMENT'(";; Quaternary rule", 74, 0)))
^  Exit: (180) [user] untyped_to_metta('$COMMENT'(";; Quaternary rule", 74, 0), '$COMMENT'(";; Quaternary rule", 74, 0))
^  Exit: (179) [system] call(user:untyped_to_metta, '$COMMENT'(";; Quaternary rule", 74, 0), '$COMMENT'(";; Quaternary rule", 74, 0))
^  Exit: (178) [system] once(user:call(untyped_to_metta, '$COMMENT'(";; Quaternary rule", 74, 0), '$COMMENT'(";; Quaternary rule", 74, 0)))
   Call: (178) [system] '$COMMENT'(";; Quaternary rule", 74, 0)\=@='$COMMENT'(";; Quaternary rule", 74, 0)
^  Exit: (177) [user] trly(untyped_to_metta, '$COMMENT'(";; Quaternary rule", 74, 0), '$COMMENT'(";; Quaternary rule", 74, 0))
^  Exit: (176) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; Quaternary rule", 74, 0))
   Call: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; Quaternary rule", 74, 0))))
   Exit: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; Quaternary rule", 74, 0))))
^  Exit: (175) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";; Quaternary rule", 74, 0))
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";; Quaternary rule", 74, 0))
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; Quaternary rule", 74, 0))
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; Quaternary rule", 74, 0))))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; Quaternary rule", 74, 0))))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";; Quaternary rule", 74, 0))
^  Exit: (171) [user] read_sform((0x55fbb4538270), '$COMMENT'(";; Quaternary rule", 74, 0))
^  Exit: (170) [system] once(user:read_sform((0x55fbb4538270), '$COMMENT'(";; Quaternary rule", 74, 0)))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55fbb4538270), '$COMMENT'(";; Quaternary rule", 74, 0)))
   Call: (169) [system] '$COMMENT'(";; Quaternary rule", 74, 0)==end_of_file
   Fail: (169) [system] '$COMMENT'(";; Quaternary rule", 74, 0)==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Quaternary rule", 74, 0)), 115]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";; Quaternary rule", 74, 0), nthesize_long_1727480696_9164743, 115)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1727480705.4366713), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480705.4366713), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Quaternary rule", 74, 0)), 115]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1727480709.4816313)
   Call: (173) [system] arg(1, t(1727480705.4366713), _3148)
   Exit: (173) [system] arg(1, t(1727480705.4366713), 1727480705.4366713)
   Call: (173) [system] _3158 is 1727480709.4816313-1727480705.4366713
   Exit: (173) [system] 4.044960021972656 is 1727480709.4816313-1727480705.4366713
   Call: (173) [system] 4.044960021972656>4
   Exit: (173) [system] 4.044960021972656>4
   Call: (173) [system] nb_setarg(1, t(1727480705.4366713), 1727480709.4816313)
   Exit: (173) [system] nb_setarg(1, t(1727480709.4816313), 1727480709.4816313)
^  Call: (173) [user] move_cursor_to_first_column
   Call: (174) [system] write(user_error, '')

   Exit: (174) [system] write(user_error, '')
^  Exit: (173) [user] move_cursor_to_first_column
^  Call: (173) [user] format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Quaternary rule", 74, 0)), 115])
; 
^  Call: (175) [user] write_src_woi('$COMMENT'(";; Quaternary rule", 74, 0))
^  Call: (177) [system] setup_call_cleanup('$notrace'(_1645522, _1645524), once(user:with_indents(false, write_src('$COMMENT'(";; Quaternary rule", 74, 0)))), '$restore_trace'(_1645522, _1645524))
^  Call: (178) [system] sig_atomic(system:'$notrace'(_1645522, _1645524))
(%COMMENT  ";; Quaternary rule" 74 0)
^  Exit: (177) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:with_indents(false, write_src('$COMMENT'(";; Quaternary rule", 74, 0)))), system:'$restore_trace'(3, -1))
^  Exit: (175) [user] write_src_woi('$COMMENT'(";; Quaternary rule", 74, 0))
 ; line: 115 
^  Exit: (173) [user] format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Quaternary rule", 74, 0)), 115])
   Call: (173) [system] write(user_error, '')

   Exit: (173) [system] write(user_error, '')
^  Call: (173) [user] move_cursor_to_first_column
   Call: (174) [system] write(user_error, '')

   Exit: (174) [system] write(user_error, '')
^  Exit: (173) [user] move_cursor_to_first_column
^  Exit: (171) [user] if_t((get_time(1727480709.4816313), arg(1, t(1727480709.4816313), 1727480705.4366713), 4.044960021972656 is 1727480709.4816313-1727480705.4366713, 4.044960021972656>4), (nb_setarg(1, t(1727480709.4816313), 1727480709.4816313), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Quaternary rule", 74, 0)), 115]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 24)
   Call: (175) [system] atom(24+1)
   Call: (175) [system] set_flag(translated_forms, 25)
   Exit: (175) [system] set_flag(translated_forms, 25)
   Exit: (174) [$syspreds] update_flag(translated_forms, 24, 24+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 24, 24+1))
   Exit: (171) [$syspreds] flag(translated_forms, 24, 24+1)
^  Call: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";; Quaternary rule", 74, 0), nthesize_long_1727480696_9164743, 115)
^  Call: (172) [user] format((0x55fbb44dfd70), "/* ~w */~n", [";; Quaternary rule"])
^  Exit: (172) [user] format((0x55fbb44dfd70), "/* ~w */~n", [";; Quaternary rule"])
^  Exit: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";; Quaternary rule", 74, 0), nthesize_long_1727480696_9164743, 115)
^  Exit: (169) [system] once(user:(if_t((get_time(1727480709.4816313), arg(1, t(1727480709.4816313), 1727480705.4366713), 4.044960021972656 is 1727480709.4816313-1727480705.4366713, 4.044960021972656>4), (nb_setarg(1, t(1727480709.4816313), 1727480709.4816313), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Quaternary rule", 74, 0)), 115]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 24, 24+1), write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";; Quaternary rule", 74, 0), nthesize_long_1727480696_9164743, 115)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55fbb4538270))
   Fail: (169) [system] at_end_of_stream((0x55fbb4538270))
^  Call: (169) [user] must_det_ll(line_count((0x55fbb4538270), _3074))
^  Call: (170) [user] once(user:line_count((0x55fbb4538270), _3074))
   Call: (171) [system] line_count((0x55fbb4538270), _3074)
   Exit: (171) [system] line_count((0x55fbb4538270), 116)
^  Exit: (170) [system] once(user:line_count((0x55fbb4538270), 116))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55fbb4538270), 116))
^  Call: (169) [user] must_det_ll(read_sform((0x55fbb4538270), _3084))
^  Call: (170) [user] once(user:read_sform((0x55fbb4538270), _3084))
^  Call: (171) [user] read_sform((0x55fbb4538270), _3084)
   Call: (172) [system] string((0x55fbb4538270))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (173) [system] string((0x55fbb4538270))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (174) [system] at_end_of_stream((0x55fbb4538270))
   Call: (174) [system] peek_char((0x55fbb4538270), _1693080)
   Exit: (174) [system] peek_char((0x55fbb4538270), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55fbb4538270), '\n')
   Exit: (174) [system] get_char((0x55fbb4538270), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), _3084)
   Call: (175) [system] at_end_of_stream((0x55fbb4538270))
   Call: (175) [system] peek_char((0x55fbb4538270), _1700502)
   Exit: (175) [system] peek_char((0x55fbb4538270), '\n')
   Call: (175) [system] char_type('\n', space)
   Exit: (175) [system] char_type('\n', space)
   Call: (175) [system] get_char((0x55fbb4538270), '\n')
   Exit: (175) [system] get_char((0x55fbb4538270), '\n')
^  Call: (175) [user] parse_sexpr_metta_IO((0x55fbb4538270), _3084)
   Call: (176) [system] at_end_of_stream((0x55fbb4538270))
   Call: (176) [system] peek_char((0x55fbb4538270), _1707924)
   Exit: (176) [system] peek_char((0x55fbb4538270), !)
   Call: (176) [system] char_type(!, space)
^  Call: (176) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (177) [system] string((0x55fbb4538270))
^  Exit: (176) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (176) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (177) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (178) [system] at_end_of_stream((0x55fbb4538270))
   Call: (178) [system] peek_char((0x55fbb4538270), _1716262)
   Exit: (178) [system] peek_char((0x55fbb4538270), !)
   Call: (178) [system] char_type(!, space)
   Call: (178) [system] _1719048=(0x55fbb4538270)
   Exit: (178) [system] (0x55fbb4538270)=(0x55fbb4538270)
^  Call: (178) [user] once((read_position((0x55fbb4538270), _1720916, _1720918, _1720920, _1720922), read_sexpr((0x55fbb4538270), _1720934), assertz(metta_file_comment(_1720916, _1720918, _1720920, _1720934, _1720922))))
^  Call: (180) [user] read_position((0x55fbb4538270), _1720916, _1720918, _1720920, _1720922)
   Call: (181) [system] stream_property((0x55fbb4538270), position(_1720922))
   Call: (182) [system] nonvar((0x55fbb4538270))
   Exit: (182) [system] nonvar((0x55fbb4538270))
   Call: (182) [system] nonvar(position(_1720922))
   Exit: (182) [system] nonvar(position(_1720922))
   Exit: (181) [system] stream_property((0x55fbb4538270), position('$stream_position'(4833, 118, 0, 4833)))
   Call: (181) [$syspreds] stream_position_data(line_count, '$stream_position'(4833, 118, 0, 4833), _1720916)
   Call: (182) [system] nonvar(line_count)
   Exit: (182) [system] nonvar(line_count)
   Call: (182) [$syspreds] stream_position_field(line_count, _1731174)
   Exit: (182) [$syspreds] stream_position_field(line_count, 2)
   Call: (182) [system] arg(2, '$stream_position'(4833, 118, 0, 4833), _1720916)
   Exit: (182) [system] arg(2, '$stream_position'(4833, 118, 0, 4833), 118)
   Exit: (181) [$syspreds] stream_position_data(line_count, '$stream_position'(4833, 118, 0, 4833), 118)
   Call: (181) [$syspreds] stream_position_data(line_position, '$stream_position'(4833, 118, 0, 4833), _1720918)
   Call: (182) [system] nonvar(line_position)
   Exit: (182) [system] nonvar(line_position)
   Call: (182) [$syspreds] stream_position_field(line_position, _1738608)
   Exit: (182) [$syspreds] stream_position_field(line_position, 3)
   Call: (182) [system] arg(3, '$stream_position'(4833, 118, 0, 4833), _1720918)
   Exit: (182) [system] arg(3, '$stream_position'(4833, 118, 0, 4833), 0)
   Exit: (181) [$syspreds] stream_position_data(line_position, '$stream_position'(4833, 118, 0, 4833), 0)
   Call: (181) [$syspreds] stream_position_data(char_count, '$stream_position'(4833, 118, 0, 4833), _1720920)
   Call: (182) [system] nonvar(char_count)
   Exit: (182) [system] nonvar(char_count)
   Call: (182) [$syspreds] stream_position_field(char_count, _1746042)
   Exit: (182) [$syspreds] stream_position_field(char_count, 1)
   Call: (182) [system] arg(1, '$stream_position'(4833, 118, 0, 4833), _1720920)
   Exit: (182) [system] arg(1, '$stream_position'(4833, 118, 0, 4833), 4833)
   Exit: (181) [$syspreds] stream_position_data(char_count, '$stream_position'(4833, 118, 0, 4833), 4833)
^  Exit: (180) [user] read_position((0x55fbb4538270), 118, 0, 4833, '$stream_position'(4833, 118, 0, 4833))
^  Call: (180) [user] read_sexpr((0x55fbb4538270), _1720934)
   Call: (181) [system] string((0x55fbb4538270))
   Fail: (181) [system] string((0x55fbb4538270))
^  Call: (181) [user] cont_sexpr(')', (0x55fbb4538270), _1720934)
^  Call: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _1756268)
   Exit: (183) [system] peek_char((0x55fbb4538270), !)
   Call: (183) [system] !=(;)
   Fail: (183) [system] !=(;)
   Call: (183) [system] !=(/)
   Fail: (183) [system] !=(/)
^  Call: (183) [user] is_like_space(!)
   Call: (184) [system] char_type(!, 'white')
   Fail: (184) [system] char_type(!, 'white')
   Call: (184) [system] char_type(!, end_of_line)
   Fail: (184) [system] char_type(!, end_of_line)
   Call: (184) [system] char_type(!, space)
   Fail: (184) [system] char_type(!, space)
   Call: (184) [system] char_type(!, cntrl)
   Fail: (184) [system] char_type(!, cntrl)
^  Fail: (183) [user] is_like_space(!)
^  Exit: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] get_char((0x55fbb4538270), _1772278)
   Exit: (182) [system] get_char((0x55fbb4538270), !)
   Call: (182) [system] !='('
   Fail: (182) [system] !='('
   Call: (182) [system] !='['
   Fail: (182) [system] !='['
   Call: (182) [system] !='{'
   Fail: (182) [system] !='{'
   Call: (182) [system] !='"'
   Fail: (182) [system] !='"'
   Call: (182) [system] !=!
   Exit: (182) [system] !=!
^  Call: (182) [user] read_sexpr((0x55fbb4538270), _1783416)
   Call: (183) [system] string((0x55fbb4538270))
   Fail: (183) [system] string((0x55fbb4538270))
^  Call: (183) [user] cont_sexpr(')', (0x55fbb4538270), _1783416)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1788050)
   Exit: (185) [system] peek_char((0x55fbb4538270), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
   Call: (185) [system] '('=(/)
   Fail: (185) [system] '('=(/)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] get_char((0x55fbb4538270), _1804060)
   Exit: (184) [system] get_char((0x55fbb4538270), '(')
   Call: (184) [system] '('='('
   Exit: (184) [system] '('='('
^  Call: (184) [user] read_list(')', (0x55fbb4538270), _1783416)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1809630)
   Exit: (186) [system] peek_char((0x55fbb4538270), a)
   Call: (186) [system] a=(;)
   Fail: (186) [system] a=(;)
   Call: (186) [system] a=(/)
   Fail: (186) [system] a=(/)
^  Call: (186) [user] is_like_space(a)
   Call: (187) [system] char_type(a, 'white')
   Fail: (187) [system] char_type(a, 'white')
   Call: (187) [system] char_type(a, end_of_line)
   Fail: (187) [system] char_type(a, end_of_line)
   Call: (187) [system] char_type(a, space)
   Fail: (187) [system] char_type(a, space)
   Call: (187) [system] char_type(a, cntrl)
   Fail: (187) [system] char_type(a, cntrl)
^  Fail: (186) [user] is_like_space(a)
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1825640)
   Exit: (185) [system] peek_char((0x55fbb4538270), a)
   Call: (185) [system] a=')'
   Fail: (185) [system] a=')'
   Call: (185) [system] a=end_of_file
   Fail: (185) [system] a=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55fbb4538270), _1831210)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1833068)
   Exit: (187) [system] peek_char((0x55fbb4538270), a)
   Call: (187) [system] a=(;)
   Fail: (187) [system] a=(;)
   Call: (187) [system] a=(/)
   Fail: (187) [system] a=(/)
^  Call: (187) [user] is_like_space(a)
   Call: (188) [system] char_type(a, 'white')
   Fail: (188) [system] char_type(a, 'white')
   Call: (188) [system] char_type(a, end_of_line)
   Fail: (188) [system] char_type(a, end_of_line)
   Call: (188) [system] char_type(a, space)
   Fail: (188) [system] char_type(a, space)
   Call: (188) [system] char_type(a, cntrl)
   Fail: (188) [system] char_type(a, cntrl)
^  Fail: (187) [user] is_like_space(a)
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] get_char((0x55fbb4538270), _1849078)
   Exit: (186) [system] get_char((0x55fbb4538270), a)
   Call: (186) [system] a='('
   Fail: (186) [system] a='('
   Call: (186) [system] a='['
   Fail: (186) [system] a='['
   Call: (186) [system] a='{'
   Fail: (186) [system] a='{'
   Call: (186) [system] a='"'
   Fail: (186) [system] a='"'
   Call: (186) [system] a=!
   Fail: (186) [system] a=!
   Call: (186) [system] a='\''
   Fail: (186) [system] a='\''
   Call: (186) [system] a='`'
   Fail: (186) [system] a='`'
   Call: (186) [system] a=end_of_file
   Fail: (186) [system] a=end_of_file
^  Call: (186) [user] read_symbolic(')', (0x55fbb4538270), a, _1831210)
^  Call: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), _1866720)
   Call: (188) [system] peek_char((0x55fbb4538270), _1867654)
   Exit: (188) [system] peek_char((0x55fbb4538270), s)
^  Call: (188) [user] is_delimiter(s)
   Call: (189) [system] char_type(s, space)
   Fail: (189) [system] char_type(s, space)
   Call: (189) [system] arg(_1872374, v('(', ')', end_of_file), s)
   Fail: (189) [system] arg(_1873306, v('(', ')', end_of_file), s)
^  Fail: (188) [user] is_delimiter(s)
   Call: (188) [system] ')'==s
   Fail: (188) [system] ')'==s
   Call: (188) [system] get_char((0x55fbb4538270), s)
   Exit: (188) [system] get_char((0x55fbb4538270), s)
   Call: (188) [system] s=(\)
   Fail: (188) [system] s=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _1880656)
   Call: (189) [system] peek_char((0x55fbb4538270), _1881590)
   Exit: (189) [system] peek_char((0x55fbb4538270), s)
^  Call: (189) [user] is_delimiter(s)
   Call: (190) [system] char_type(s, space)
   Fail: (190) [system] char_type(s, space)
   Call: (190) [system] arg(_1886310, v('(', ')', end_of_file), s)
   Fail: (190) [system] arg(_1887242, v('(', ')', end_of_file), s)
^  Fail: (189) [user] is_delimiter(s)
   Call: (189) [system] ')'==s
   Fail: (189) [system] ')'==s
   Call: (189) [system] get_char((0x55fbb4538270), s)
   Exit: (189) [system] get_char((0x55fbb4538270), s)
   Call: (189) [system] s=(\)
   Fail: (189) [system] s=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), _1894592)
   Call: (190) [system] peek_char((0x55fbb4538270), _1895526)
   Exit: (190) [system] peek_char((0x55fbb4538270), e)
^  Call: (190) [user] is_delimiter(e)
   Call: (191) [system] char_type(e, space)
   Fail: (191) [system] char_type(e, space)
   Call: (191) [system] arg(_1900246, v('(', ')', end_of_file), e)
   Fail: (191) [system] arg(_1901178, v('(', ')', end_of_file), e)
^  Fail: (190) [user] is_delimiter(e)
   Call: (190) [system] ')'==e
   Fail: (190) [system] ')'==e
   Call: (190) [system] get_char((0x55fbb4538270), e)
   Exit: (190) [system] get_char((0x55fbb4538270), e)
   Call: (190) [system] e=(\)
   Fail: (190) [system] e=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _1908528)
   Call: (191) [system] peek_char((0x55fbb4538270), _1909462)
   Exit: (191) [system] peek_char((0x55fbb4538270), r)
^  Call: (191) [user] is_delimiter(r)
   Call: (192) [system] char_type(r, space)
   Fail: (192) [system] char_type(r, space)
   Call: (192) [system] arg(_1914182, v('(', ')', end_of_file), r)
   Fail: (192) [system] arg(_1915114, v('(', ')', end_of_file), r)
^  Fail: (191) [user] is_delimiter(r)
   Call: (191) [system] ')'==r
   Fail: (191) [system] ')'==r
   Call: (191) [system] get_char((0x55fbb4538270), r)
   Exit: (191) [system] get_char((0x55fbb4538270), r)
   Call: (191) [system] r=(\)
   Fail: (191) [system] r=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _1922464)
   Call: (192) [system] peek_char((0x55fbb4538270), _1923398)
   Exit: (192) [system] peek_char((0x55fbb4538270), t)
^  Call: (192) [user] is_delimiter(t)
   Call: (193) [system] char_type(t, space)
   Fail: (193) [system] char_type(t, space)
   Call: (193) [system] arg(_1928118, v('(', ')', end_of_file), t)
   Fail: (193) [system] arg(_1929050, v('(', ')', end_of_file), t)
^  Fail: (192) [user] is_delimiter(t)
   Call: (192) [system] ')'==t
   Fail: (192) [system] ')'==t
   Call: (192) [system] get_char((0x55fbb4538270), t)
   Exit: (192) [system] get_char((0x55fbb4538270), t)
   Call: (192) [system] t=(\)
   Fail: (192) [system] t=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _1936400)
   Call: (193) [system] peek_char((0x55fbb4538270), _1937334)
   Exit: (193) [system] peek_char((0x55fbb4538270), 'E')
^  Call: (193) [user] is_delimiter('E')
   Call: (194) [system] char_type('E', space)
   Fail: (194) [system] char_type('E', space)
   Call: (194) [system] arg(_1942054, v('(', ')', end_of_file), 'E')
   Fail: (194) [system] arg(_1942986, v('(', ')', end_of_file), 'E')
^  Fail: (193) [user] is_delimiter('E')
   Call: (193) [system] ')'=='E'
   Fail: (193) [system] ')'=='E'
   Call: (193) [system] get_char((0x55fbb4538270), 'E')
   Exit: (193) [system] get_char((0x55fbb4538270), 'E')
   Call: (193) [system] 'E'=(\)
   Fail: (193) [system] 'E'=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _1950336)
   Call: (194) [system] peek_char((0x55fbb4538270), _1951270)
   Exit: (194) [system] peek_char((0x55fbb4538270), q)
^  Call: (194) [user] is_delimiter(q)
   Call: (195) [system] char_type(q, space)
   Fail: (195) [system] char_type(q, space)
   Call: (195) [system] arg(_1955990, v('(', ')', end_of_file), q)
   Fail: (195) [system] arg(_1956922, v('(', ')', end_of_file), q)
^  Fail: (194) [user] is_delimiter(q)
   Call: (194) [system] ')'==q
   Fail: (194) [system] ')'==q
   Call: (194) [system] get_char((0x55fbb4538270), q)
   Exit: (194) [system] get_char((0x55fbb4538270), q)
   Call: (194) [system] q=(\)
   Fail: (194) [system] q=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _1964272)
   Call: (195) [system] peek_char((0x55fbb4538270), _1965206)
   Exit: (195) [system] peek_char((0x55fbb4538270), u)
^  Call: (195) [user] is_delimiter(u)
   Call: (196) [system] char_type(u, space)
   Fail: (196) [system] char_type(u, space)
   Call: (196) [system] arg(_1969926, v('(', ')', end_of_file), u)
   Fail: (196) [system] arg(_1970858, v('(', ')', end_of_file), u)
^  Fail: (195) [user] is_delimiter(u)
   Call: (195) [system] ')'==u
   Fail: (195) [system] ')'==u
   Call: (195) [system] get_char((0x55fbb4538270), u)
   Exit: (195) [system] get_char((0x55fbb4538270), u)
   Call: (195) [system] u=(\)
   Fail: (195) [system] u=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _1978208)
   Call: (196) [system] peek_char((0x55fbb4538270), _1979142)
   Exit: (196) [system] peek_char((0x55fbb4538270), a)
^  Call: (196) [user] is_delimiter(a)
   Call: (197) [system] char_type(a, space)
   Fail: (197) [system] char_type(a, space)
   Call: (197) [system] arg(_1983862, v('(', ')', end_of_file), a)
   Fail: (197) [system] arg(_1984794, v('(', ')', end_of_file), a)
^  Fail: (196) [user] is_delimiter(a)
   Call: (196) [system] ')'==a
   Fail: (196) [system] ')'==a
   Call: (196) [system] get_char((0x55fbb4538270), a)
   Exit: (196) [system] get_char((0x55fbb4538270), a)
   Call: (196) [system] a=(\)
   Fail: (196) [system] a=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _1992144)
   Call: (197) [system] peek_char((0x55fbb4538270), _1993078)
   Exit: (197) [system] peek_char((0x55fbb4538270), l)
^  Call: (197) [user] is_delimiter(l)
   Call: (198) [system] char_type(l, space)
   Fail: (198) [system] char_type(l, space)
   Call: (198) [system] arg(_1997798, v('(', ')', end_of_file), l)
   Fail: (198) [system] arg(_1998730, v('(', ')', end_of_file), l)
^  Fail: (197) [user] is_delimiter(l)
   Call: (197) [system] ')'==l
   Fail: (197) [system] ')'==l
   Call: (197) [system] get_char((0x55fbb4538270), l)
   Exit: (197) [system] get_char((0x55fbb4538270), l)
   Call: (197) [system] l=(\)
   Fail: (197) [system] l=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _2006080)
   Call: (198) [system] peek_char((0x55fbb4538270), _2007014)
   Exit: (198) [system] peek_char((0x55fbb4538270), 'T')
^  Call: (198) [user] is_delimiter('T')
   Call: (199) [system] char_type('T', space)
   Fail: (199) [system] char_type('T', space)
   Call: (199) [system] arg(_2011734, v('(', ')', end_of_file), 'T')
   Fail: (199) [system] arg(_2012666, v('(', ')', end_of_file), 'T')
^  Fail: (198) [user] is_delimiter('T')
   Call: (198) [system] ')'=='T'
   Fail: (198) [system] ')'=='T'
   Call: (198) [system] get_char((0x55fbb4538270), 'T')
   Exit: (198) [system] get_char((0x55fbb4538270), 'T')
   Call: (198) [system] 'T'=(\)
   Fail: (198) [system] 'T'=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _2020016)
   Call: (199) [system] peek_char((0x55fbb4538270), _2020950)
   Exit: (199) [system] peek_char((0x55fbb4538270), o)
^  Call: (199) [user] is_delimiter(o)
   Call: (200) [system] char_type(o, space)
   Fail: (200) [system] char_type(o, space)
   Call: (200) [system] arg(_2025670, v('(', ')', end_of_file), o)
   Fail: (200) [system] arg(_2026602, v('(', ')', end_of_file), o)
^  Fail: (199) [user] is_delimiter(o)
   Call: (199) [system] ')'==o
   Fail: (199) [system] ')'==o
   Call: (199) [system] get_char((0x55fbb4538270), o)
   Exit: (199) [system] get_char((0x55fbb4538270), o)
   Call: (199) [system] o=(\)
   Fail: (199) [system] o=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _2033952)
   Call: (200) [system] peek_char((0x55fbb4538270), _2034886)
   Exit: (200) [system] peek_char((0x55fbb4538270), 'R')
^  Call: (200) [user] is_delimiter('R')
   Call: (201) [system] char_type('R', space)
   Fail: (201) [system] char_type('R', space)
   Call: (201) [system] arg(_2039606, v('(', ')', end_of_file), 'R')
   Fail: (201) [system] arg(_2040538, v('(', ')', end_of_file), 'R')
^  Fail: (200) [user] is_delimiter('R')
   Call: (200) [system] ')'=='R'
   Fail: (200) [system] ')'=='R'
   Call: (200) [system] get_char((0x55fbb4538270), 'R')
   Exit: (200) [system] get_char((0x55fbb4538270), 'R')
   Call: (200) [system] 'R'=(\)
   Fail: (200) [system] 'R'=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _2047888)
   Call: (201) [system] peek_char((0x55fbb4538270), _2048822)
   Exit: (201) [system] peek_char((0x55fbb4538270), e)
^  Call: (201) [user] is_delimiter(e)
   Call: (202) [system] char_type(e, space)
   Fail: (202) [system] char_type(e, space)
   Call: (202) [system] arg(_2053542, v('(', ')', end_of_file), e)
   Fail: (202) [system] arg(_2054474, v('(', ')', end_of_file), e)
^  Fail: (201) [user] is_delimiter(e)
   Call: (201) [system] ')'==e
   Fail: (201) [system] ')'==e
   Call: (201) [system] get_char((0x55fbb4538270), e)
   Exit: (201) [system] get_char((0x55fbb4538270), e)
   Call: (201) [system] e=(\)
   Fail: (201) [system] e=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _2061824)
   Call: (202) [system] peek_char((0x55fbb4538270), _2062758)
   Exit: (202) [system] peek_char((0x55fbb4538270), s)
^  Call: (202) [user] is_delimiter(s)
   Call: (203) [system] char_type(s, space)
   Fail: (203) [system] char_type(s, space)
   Call: (203) [system] arg(_2067478, v('(', ')', end_of_file), s)
   Fail: (203) [system] arg(_2068410, v('(', ')', end_of_file), s)
^  Fail: (202) [user] is_delimiter(s)
   Call: (202) [system] ')'==s
   Fail: (202) [system] ')'==s
   Call: (202) [system] get_char((0x55fbb4538270), s)
   Exit: (202) [system] get_char((0x55fbb4538270), s)
   Call: (202) [system] s=(\)
   Fail: (202) [system] s=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _2075760)
   Call: (203) [system] peek_char((0x55fbb4538270), _2076694)
   Exit: (203) [system] peek_char((0x55fbb4538270), u)
^  Call: (203) [user] is_delimiter(u)
   Call: (204) [system] char_type(u, space)
   Fail: (204) [system] char_type(u, space)
   Call: (204) [system] arg(_2081414, v('(', ')', end_of_file), u)
   Fail: (204) [system] arg(_2082346, v('(', ')', end_of_file), u)
^  Fail: (203) [user] is_delimiter(u)
   Call: (203) [system] ')'==u
   Fail: (203) [system] ')'==u
   Call: (203) [system] get_char((0x55fbb4538270), u)
   Exit: (203) [system] get_char((0x55fbb4538270), u)
   Call: (203) [system] u=(\)
   Fail: (203) [system] u=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _2089696)
   Call: (204) [system] peek_char((0x55fbb4538270), _2090630)
   Exit: (204) [system] peek_char((0x55fbb4538270), l)
^  Call: (204) [user] is_delimiter(l)
   Call: (205) [system] char_type(l, space)
   Fail: (205) [system] char_type(l, space)
   Call: (205) [system] arg(_2095350, v('(', ')', end_of_file), l)
   Fail: (205) [system] arg(_3504, v('(', ')', end_of_file), l)
^  Fail: (204) [user] is_delimiter(l)
   Call: (204) [system] ')'==l
   Fail: (204) [system] ')'==l
   Call: (204) [system] get_char((0x55fbb4538270), l)
   Exit: (204) [system] get_char((0x55fbb4538270), l)
   Call: (204) [system] l=(\)
   Fail: (204) [system] l=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _10294)
   Call: (205) [system] peek_char((0x55fbb4538270), _11228)
   Exit: (205) [system] peek_char((0x55fbb4538270), t)
^  Call: (205) [user] is_delimiter(t)
   Call: (206) [system] char_type(t, space)
   Fail: (206) [system] char_type(t, space)
   Call: (206) [system] arg(_15948, v('(', ')', end_of_file), t)
   Fail: (206) [system] arg(_16880, v('(', ')', end_of_file), t)
^  Fail: (205) [user] is_delimiter(t)
   Call: (205) [system] ')'==t
   Fail: (205) [system] ')'==t
   Call: (205) [system] get_char((0x55fbb4538270), t)
   Exit: (205) [system] get_char((0x55fbb4538270), t)
   Call: (205) [system] t=(\)
   Fail: (205) [system] t=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _24230)
   Call: (206) [system] peek_char((0x55fbb4538270), _25164)
   Exit: (206) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (206) [user] is_delimiter(' ')
   Call: (207) [system] char_type(' ', space)
   Exit: (207) [system] char_type(' ', space)
^  Exit: (206) [user] is_delimiter(' ')
   Call: (206) [system] _24230=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (205) [system] _10294=[t]
   Exit: (205) [system] [t]=[t]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [t])
   Call: (204) [system] _3434=[l, t]
   Exit: (204) [system] [l, t]=[l, t]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, t])
   Call: (203) [system] _3430=[u, l, t]
   Exit: (203) [system] [u, l, t]=[u, l, t]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, l, t])
   Call: (202) [system] _3426=[s, u, l, t]
   Exit: (202) [system] [s, u, l, t]=[s, u, l, t]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, u, l, t])
   Call: (201) [system] _3422=[e, s, u, l, t]
   Exit: (201) [system] [e, s, u, l, t]=[e, s, u, l, t]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, s, u, l, t])
   Call: (200) [system] _3418=['R', e, s, u, l, t]
   Exit: (200) [system] ['R', e, s, u, l, t]=['R', e, s, u, l, t]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), ['R', e, s, u, l, t])
   Call: (199) [system] _3414=[o, 'R', e, s, u, l, t]
   Exit: (199) [system] [o, 'R', e, s, u, l, t]=[o, 'R', e, s, u, l, t]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, 'R', e, s, u, l, t])
   Call: (198) [system] _3410=['T', o, 'R', e, s, u, l, t]
   Exit: (198) [system] ['T', o, 'R', e, s, u, l, t]=['T', o, 'R', e, s, u, l, t]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), ['T', o, 'R', e, s, u, l, t])
   Call: (197) [system] _3406=[l, 'T', o, 'R', e, s, u, l, t]
   Exit: (197) [system] [l, 'T', o, 'R', e, s, u, l, t]=[l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, 'T', o, 'R', e, s, u, l, t])
   Call: (196) [system] _3402=[a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (196) [system] [a, l, 'T', o, 'R', e, s, u, l, t]=[a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (195) [system] _3398=[u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (195) [system] [u, a, l, 'T', o, 'R', e, s, u, l, t]=[u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (194) [system] _3394=[q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (194) [system] [q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (193) [system] _3390=['E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (193) [system] ['E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=['E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), ['E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (192) [system] _3386=[t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (192) [system] [t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (191) [system] _3382=[r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (191) [system] [r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (190) [system] _3378=[e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (190) [system] [e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (189) [system] _3374=[s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (189) [system] [s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (188) [system] _3370=[s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (188) [system] [s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
^  Call: (187) [user] classify_and_convert_charseq([a, s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t], _3366)
^  Call: (188) [user] classify_and_convert_charseq_([a, s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t], _84740)
^  Call: (190) [system] setup_call_cleanup('$notrace'(_85692, _85694), once(user:catch(read_from_chars([a, s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t], _84740), _85674, fail)), '$restore_trace'(_85692, _85694))
^  Call: (191) [system] sig_atomic(system:'$notrace'(_85692, _85694))
^  Exit: (190) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t], assertEqualToResult), _85674, fail)), system:'$restore_trace'(3, -1))
   Call: (189) [system] atomic(assertEqualToResult)
   Exit: (189) [system] atomic(assertEqualToResult)
^  Exit: (188) [user] classify_and_convert_charseq_([a, s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t], assertEqualToResult)
   Call: (188) [system] integer(assertEqualToResult)
   Fail: (188) [system] integer(assertEqualToResult)
   Call: (188) [system] _3366=assertEqualToResult
   Exit: (188) [system] assertEqualToResult=assertEqualToResult
^  Exit: (187) [user] classify_and_convert_charseq([a, s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t], assertEqualToResult)
^  Exit: (186) [user] read_symbolic(')', (0x55fbb4538270), a, assertEqualToResult)
^  Exit: (185) [user] cont_sexpr(')', (0x55fbb4538270), assertEqualToResult)
^  Call: (185) [user] read_list(')', (0x55fbb4538270), _97820)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _99678)
   Exit: (187) [system] peek_char((0x55fbb4538270), ' ')
   Call: (187) [system] ' '=(;)
   Fail: (187) [system] ' '=(;)
   Call: (187) [system] ' '=(/)
   Fail: (187) [system] ' '=(/)
^  Call: (187) [user] is_like_space(' ')
   Call: (188) [system] char_type(' ', 'white')
   Exit: (188) [system] char_type(' ', 'white')
^  Exit: (187) [user] is_like_space(' ')
   Call: (187) [system] get_char((0x55fbb4538270), _109272)
   Exit: (187) [system] get_char((0x55fbb4538270), ' ')
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _111976)
   Exit: (188) [system] peek_char((0x55fbb4538270), '\n')
   Call: (188) [system] '\n'=(;)
   Fail: (188) [system] '\n'=(;)
   Call: (188) [system] '\n'=(/)
   Fail: (188) [system] '\n'=(/)
^  Call: (188) [user] is_like_space('\n')
   Call: (189) [system] char_type('\n', 'white')
   Fail: (189) [system] char_type('\n', 'white')
   Call: (189) [system] char_type('\n', end_of_line)
   Exit: (189) [system] char_type('\n', end_of_line)
^  Exit: (188) [user] is_like_space('\n')
   Call: (188) [system] get_char((0x55fbb4538270), _123426)
   Exit: (188) [system] get_char((0x55fbb4538270), '\n')
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _126130)
   Exit: (189) [system] peek_char((0x55fbb4538270), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
   Call: (189) [system] ' '=(/)
   Fail: (189) [system] ' '=(/)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55fbb4538270), _135724)
   Exit: (189) [system] get_char((0x55fbb4538270), ' ')
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _138428)
   Exit: (190) [system] peek_char((0x55fbb4538270), ' ')
   Call: (190) [system] ' '=(;)
   Fail: (190) [system] ' '=(;)
   Call: (190) [system] ' '=(/)
   Fail: (190) [system] ' '=(/)
^  Call: (190) [user] is_like_space(' ')
   Call: (191) [system] char_type(' ', 'white')
   Exit: (191) [system] char_type(' ', 'white')
^  Exit: (190) [user] is_like_space(' ')
   Call: (190) [system] get_char((0x55fbb4538270), _148022)
   Exit: (190) [system] get_char((0x55fbb4538270), ' ')
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _150726)
   Exit: (191) [system] peek_char((0x55fbb4538270), ' ')
   Call: (191) [system] ' '=(;)
   Fail: (191) [system] ' '=(;)
   Call: (191) [system] ' '=(/)
   Fail: (191) [system] ' '=(/)
^  Call: (191) [user] is_like_space(' ')
   Call: (192) [system] char_type(' ', 'white')
   Exit: (192) [system] char_type(' ', 'white')
^  Exit: (191) [user] is_like_space(' ')
   Call: (191) [system] get_char((0x55fbb4538270), _160320)
   Exit: (191) [system] get_char((0x55fbb4538270), ' ')
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _163024)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
   Call: (192) [system] ' '=(/)
   Fail: (192) [system] ' '=(/)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55fbb4538270), _172618)
   Exit: (192) [system] get_char((0x55fbb4538270), ' ')
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _175322)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _184916)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _187620)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
   Call: (194) [system] '('=(/)
   Fail: (194) [system] '('=(/)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _210098)
   Exit: (186) [system] peek_char((0x55fbb4538270), '(')
   Call: (186) [system] '('=')'
   Fail: (186) [system] '('=')'
   Call: (186) [system] '('=end_of_file
   Fail: (186) [system] '('=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55fbb4538270), _215668)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _217526)
   Exit: (188) [system] peek_char((0x55fbb4538270), '(')
   Call: (188) [system] '('=(;)
   Fail: (188) [system] '('=(;)
   Call: (188) [system] '('=(/)
   Fail: (188) [system] '('=(/)
^  Call: (188) [user] is_like_space('(')
   Call: (189) [system] char_type('(', 'white')
   Fail: (189) [system] char_type('(', 'white')
   Call: (189) [system] char_type('(', end_of_line)
   Fail: (189) [system] char_type('(', end_of_line)
   Call: (189) [system] char_type('(', space)
   Fail: (189) [system] char_type('(', space)
   Call: (189) [system] char_type('(', cntrl)
   Fail: (189) [system] char_type('(', cntrl)
^  Fail: (188) [user] is_like_space('(')
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] get_char((0x55fbb4538270), _233536)
   Exit: (187) [system] get_char((0x55fbb4538270), '(')
   Call: (187) [system] '('='('
   Exit: (187) [system] '('='('
^  Call: (187) [user] read_list(')', (0x55fbb4538270), _215668)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _239106)
   Exit: (189) [system] peek_char((0x55fbb4538270), s)
   Call: (189) [system] s=(;)
   Fail: (189) [system] s=(;)
   Call: (189) [system] s=(/)
   Fail: (189) [system] s=(/)
^  Call: (189) [user] is_like_space(s)
   Call: (190) [system] char_type(s, 'white')
   Fail: (190) [system] char_type(s, 'white')
   Call: (190) [system] char_type(s, end_of_line)
   Fail: (190) [system] char_type(s, end_of_line)
   Call: (190) [system] char_type(s, space)
   Fail: (190) [system] char_type(s, space)
   Call: (190) [system] char_type(s, cntrl)
   Fail: (190) [system] char_type(s, cntrl)
^  Fail: (189) [user] is_like_space(s)
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _255116)
   Exit: (188) [system] peek_char((0x55fbb4538270), s)
   Call: (188) [system] s=')'
   Fail: (188) [system] s=')'
   Call: (188) [system] s=end_of_file
   Fail: (188) [system] s=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55fbb4538270), _260686)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _262544)
   Exit: (190) [system] peek_char((0x55fbb4538270), s)
   Call: (190) [system] s=(;)
   Fail: (190) [system] s=(;)
   Call: (190) [system] s=(/)
   Fail: (190) [system] s=(/)
^  Call: (190) [user] is_like_space(s)
   Call: (191) [system] char_type(s, 'white')
   Fail: (191) [system] char_type(s, 'white')
   Call: (191) [system] char_type(s, end_of_line)
   Fail: (191) [system] char_type(s, end_of_line)
   Call: (191) [system] char_type(s, space)
   Fail: (191) [system] char_type(s, space)
   Call: (191) [system] char_type(s, cntrl)
   Fail: (191) [system] char_type(s, cntrl)
^  Fail: (190) [user] is_like_space(s)
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] get_char((0x55fbb4538270), _278554)
   Exit: (189) [system] get_char((0x55fbb4538270), s)
   Call: (189) [system] s='('
   Fail: (189) [system] s='('
   Call: (189) [system] s='['
   Fail: (189) [system] s='['
   Call: (189) [system] s='{'
   Fail: (189) [system] s='{'
   Call: (189) [system] s='"'
   Fail: (189) [system] s='"'
   Call: (189) [system] s=!
   Fail: (189) [system] s=!
   Call: (189) [system] s='\''
   Fail: (189) [system] s='\''
   Call: (189) [system] s='`'
   Fail: (189) [system] s='`'
   Call: (189) [system] s=end_of_file
   Fail: (189) [system] s=end_of_file
^  Call: (189) [user] read_symbolic(')', (0x55fbb4538270), s, _260686)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _296196)
   Call: (191) [system] peek_char((0x55fbb4538270), _297130)
   Exit: (191) [system] peek_char((0x55fbb4538270), y)
^  Call: (191) [user] is_delimiter(y)
   Call: (192) [system] char_type(y, space)
   Fail: (192) [system] char_type(y, space)
   Call: (192) [system] arg(_301850, v('(', ')', end_of_file), y)
   Fail: (192) [system] arg(_302782, v('(', ')', end_of_file), y)
^  Fail: (191) [user] is_delimiter(y)
   Call: (191) [system] ')'==y
   Fail: (191) [system] ')'==y
   Call: (191) [system] get_char((0x55fbb4538270), y)
   Exit: (191) [system] get_char((0x55fbb4538270), y)
   Call: (191) [system] y=(\)
   Fail: (191) [system] y=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _310132)
   Call: (192) [system] peek_char((0x55fbb4538270), _311066)
   Exit: (192) [system] peek_char((0x55fbb4538270), n)
^  Call: (192) [user] is_delimiter(n)
   Call: (193) [system] char_type(n, space)
   Fail: (193) [system] char_type(n, space)
   Call: (193) [system] arg(_315786, v('(', ')', end_of_file), n)
   Fail: (193) [system] arg(_316718, v('(', ')', end_of_file), n)
^  Fail: (192) [user] is_delimiter(n)
   Call: (192) [system] ')'==n
   Fail: (192) [system] ')'==n
   Call: (192) [system] get_char((0x55fbb4538270), n)
   Exit: (192) [system] get_char((0x55fbb4538270), n)
   Call: (192) [system] n=(\)
   Fail: (192) [system] n=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _324068)
   Call: (193) [system] peek_char((0x55fbb4538270), _325002)
   Exit: (193) [system] peek_char((0x55fbb4538270), t)
^  Call: (193) [user] is_delimiter(t)
   Call: (194) [system] char_type(t, space)
   Fail: (194) [system] char_type(t, space)
   Call: (194) [system] arg(_329722, v('(', ')', end_of_file), t)
   Fail: (194) [system] arg(_330654, v('(', ')', end_of_file), t)
^  Fail: (193) [user] is_delimiter(t)
   Call: (193) [system] ')'==t
   Fail: (193) [system] ')'==t
   Call: (193) [system] get_char((0x55fbb4538270), t)
   Exit: (193) [system] get_char((0x55fbb4538270), t)
   Call: (193) [system] t=(\)
   Fail: (193) [system] t=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _338004)
   Call: (194) [system] peek_char((0x55fbb4538270), _338938)
   Exit: (194) [system] peek_char((0x55fbb4538270), h)
^  Call: (194) [user] is_delimiter(h)
   Call: (195) [system] char_type(h, space)
   Fail: (195) [system] char_type(h, space)
   Call: (195) [system] arg(_343658, v('(', ')', end_of_file), h)
   Fail: (195) [system] arg(_344590, v('(', ')', end_of_file), h)
^  Fail: (194) [user] is_delimiter(h)
   Call: (194) [system] ')'==h
   Fail: (194) [system] ')'==h
   Call: (194) [system] get_char((0x55fbb4538270), h)
   Exit: (194) [system] get_char((0x55fbb4538270), h)
   Call: (194) [system] h=(\)
   Fail: (194) [system] h=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _351940)
   Call: (195) [system] peek_char((0x55fbb4538270), _352874)
   Exit: (195) [system] peek_char((0x55fbb4538270), e)
^  Call: (195) [user] is_delimiter(e)
   Call: (196) [system] char_type(e, space)
   Fail: (196) [system] char_type(e, space)
   Call: (196) [system] arg(_357594, v('(', ')', end_of_file), e)
   Fail: (196) [system] arg(_358526, v('(', ')', end_of_file), e)
^  Fail: (195) [user] is_delimiter(e)
   Call: (195) [system] ')'==e
   Fail: (195) [system] ')'==e
   Call: (195) [system] get_char((0x55fbb4538270), e)
   Exit: (195) [system] get_char((0x55fbb4538270), e)
   Call: (195) [system] e=(\)
   Fail: (195) [system] e=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _365876)
   Call: (196) [system] peek_char((0x55fbb4538270), _366810)
   Exit: (196) [system] peek_char((0x55fbb4538270), s)
^  Call: (196) [user] is_delimiter(s)
   Call: (197) [system] char_type(s, space)
   Fail: (197) [system] char_type(s, space)
   Call: (197) [system] arg(_371530, v('(', ')', end_of_file), s)
   Fail: (197) [system] arg(_372462, v('(', ')', end_of_file), s)
^  Fail: (196) [user] is_delimiter(s)
   Call: (196) [system] ')'==s
   Fail: (196) [system] ')'==s
   Call: (196) [system] get_char((0x55fbb4538270), s)
   Exit: (196) [system] get_char((0x55fbb4538270), s)
   Call: (196) [system] s=(\)
   Fail: (196) [system] s=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _379812)
   Call: (197) [system] peek_char((0x55fbb4538270), _380746)
   Exit: (197) [system] peek_char((0x55fbb4538270), i)
^  Call: (197) [user] is_delimiter(i)
   Call: (198) [system] char_type(i, space)
   Fail: (198) [system] char_type(i, space)
   Call: (198) [system] arg(_385466, v('(', ')', end_of_file), i)
   Fail: (198) [system] arg(_386398, v('(', ')', end_of_file), i)
^  Fail: (197) [user] is_delimiter(i)
   Call: (197) [system] ')'==i
   Fail: (197) [system] ')'==i
   Call: (197) [system] get_char((0x55fbb4538270), i)
   Exit: (197) [system] get_char((0x55fbb4538270), i)
   Call: (197) [system] i=(\)
   Fail: (197) [system] i=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _393748)
   Call: (198) [system] peek_char((0x55fbb4538270), _394682)
   Exit: (198) [system] peek_char((0x55fbb4538270), z)
^  Call: (198) [user] is_delimiter(z)
   Call: (199) [system] char_type(z, space)
   Fail: (199) [system] char_type(z, space)
   Call: (199) [system] arg(_399402, v('(', ')', end_of_file), z)
   Fail: (199) [system] arg(_400334, v('(', ')', end_of_file), z)
^  Fail: (198) [user] is_delimiter(z)
   Call: (198) [system] ')'==z
   Fail: (198) [system] ')'==z
   Call: (198) [system] get_char((0x55fbb4538270), z)
   Exit: (198) [system] get_char((0x55fbb4538270), z)
   Call: (198) [system] z=(\)
   Fail: (198) [system] z=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _407684)
   Call: (199) [system] peek_char((0x55fbb4538270), _408618)
   Exit: (199) [system] peek_char((0x55fbb4538270), e)
^  Call: (199) [user] is_delimiter(e)
   Call: (200) [system] char_type(e, space)
   Fail: (200) [system] char_type(e, space)
   Call: (200) [system] arg(_413338, v('(', ')', end_of_file), e)
   Fail: (200) [system] arg(_414270, v('(', ')', end_of_file), e)
^  Fail: (199) [user] is_delimiter(e)
   Call: (199) [system] ')'==e
   Fail: (199) [system] ')'==e
   Call: (199) [system] get_char((0x55fbb4538270), e)
   Exit: (199) [system] get_char((0x55fbb4538270), e)
   Call: (199) [system] e=(\)
   Fail: (199) [system] e=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _421620)
   Call: (200) [system] peek_char((0x55fbb4538270), _422554)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (200) [user] is_delimiter(' ')
   Call: (201) [system] char_type(' ', space)
   Exit: (201) [system] char_type(' ', space)
^  Exit: (200) [user] is_delimiter(' ')
   Call: (200) [system] _421620=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (199) [system] _407684=[e]
   Exit: (199) [system] [e]=[e]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (198) [system] _393748=[z, e]
   Exit: (198) [system] [z, e]=[z, e]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [z, e])
   Call: (197) [system] _379812=[i, z, e]
   Exit: (197) [system] [i, z, e]=[i, z, e]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, z, e])
   Call: (196) [system] _365876=[s, i, z, e]
   Exit: (196) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, i, z, e])
   Call: (195) [system] _351940=[e, s, i, z, e]
   Exit: (195) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, s, i, z, e])
   Call: (194) [system] _338004=[h, e, s, i, z, e]
   Exit: (194) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [h, e, s, i, z, e])
   Call: (193) [system] _324068=[t, h, e, s, i, z, e]
   Exit: (193) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, h, e, s, i, z, e])
   Call: (192) [system] _310132=[n, t, h, e, s, i, z, e]
   Exit: (192) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, h, e, s, i, z, e])
   Call: (191) [system] _296196=[y, n, t, h, e, s, i, z, e]
   Exit: (191) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [y, n, t, h, e, s, i, z, e])
^  Call: (190) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], _260686)
^  Call: (191) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], _456984)
^  Call: (193) [system] setup_call_cleanup('$notrace'(_457936, _457938), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _456984), _457918, fail)), '$restore_trace'(_457936, _457938))
^  Call: (194) [system] sig_atomic(system:'$notrace'(_457936, _457938))
^  Exit: (193) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _457918, fail)), system:'$restore_trace'(3, -1))
   Call: (192) [system] atomic(synthesize)
   Exit: (192) [system] atomic(synthesize)
^  Exit: (191) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], synthesize)
   Call: (191) [system] integer(synthesize)
   Fail: (191) [system] integer(synthesize)
   Call: (191) [system] _260686=synthesize
   Exit: (191) [system] synthesize=synthesize
^  Exit: (190) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (189) [user] read_symbolic(')', (0x55fbb4538270), s, synthesize)
^  Exit: (188) [user] cont_sexpr(')', (0x55fbb4538270), synthesize)
^  Call: (188) [user] read_list(')', (0x55fbb4538270), _470064)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _471922)
   Exit: (190) [system] peek_char((0x55fbb4538270), ' ')
   Call: (190) [system] ' '=(;)
   Fail: (190) [system] ' '=(;)
   Call: (190) [system] ' '=(/)
   Fail: (190) [system] ' '=(/)
^  Call: (190) [user] is_like_space(' ')
   Call: (191) [system] char_type(' ', 'white')
   Exit: (191) [system] char_type(' ', 'white')
^  Exit: (190) [user] is_like_space(' ')
   Call: (190) [system] get_char((0x55fbb4538270), _481516)
   Exit: (190) [system] get_char((0x55fbb4538270), ' ')
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _484220)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
   Call: (191) [system] '('=(/)
   Fail: (191) [system] '('=(/)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _501154)
   Exit: (189) [system] peek_char((0x55fbb4538270), '(')
   Call: (189) [system] '('=')'
   Fail: (189) [system] '('=')'
   Call: (189) [system] '('=end_of_file
   Fail: (189) [system] '('=end_of_file
^  Call: (189) [user] cont_sexpr(')', (0x55fbb4538270), _506724)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _508582)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
   Call: (191) [system] '('=(/)
   Fail: (191) [system] '('=(/)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] get_char((0x55fbb4538270), _524592)
   Exit: (190) [system] get_char((0x55fbb4538270), '(')
   Call: (190) [system] '('='('
   Exit: (190) [system] '('='('
^  Call: (190) [user] read_list(')', (0x55fbb4538270), _506724)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _530162)
   Exit: (192) [system] peek_char((0x55fbb4538270), :)
   Call: (192) [system] (:)=(;)
   Fail: (192) [system] (:)=(;)
   Call: (192) [system] (:)=(/)
   Fail: (192) [system] (:)=(/)
^  Call: (192) [user] is_like_space(:)
   Call: (193) [system] char_type(:, 'white')
   Fail: (193) [system] char_type(:, 'white')
   Call: (193) [system] char_type(:, end_of_line)
   Fail: (193) [system] char_type(:, end_of_line)
   Call: (193) [system] char_type(:, space)
   Fail: (193) [system] char_type(:, space)
   Call: (193) [system] char_type(:, cntrl)
   Fail: (193) [system] char_type(:, cntrl)
^  Fail: (192) [user] is_like_space(:)
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _546172)
   Exit: (191) [system] peek_char((0x55fbb4538270), :)
   Call: (191) [system] (:)=')'
   Fail: (191) [system] (:)=')'
   Call: (191) [system] (:)=end_of_file
   Fail: (191) [system] (:)=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55fbb4538270), _551742)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _553600)
   Exit: (193) [system] peek_char((0x55fbb4538270), :)
   Call: (193) [system] (:)=(;)
   Fail: (193) [system] (:)=(;)
   Call: (193) [system] (:)=(/)
   Fail: (193) [system] (:)=(/)
^  Call: (193) [user] is_like_space(:)
   Call: (194) [system] char_type(:, 'white')
   Fail: (194) [system] char_type(:, 'white')
   Call: (194) [system] char_type(:, end_of_line)
   Fail: (194) [system] char_type(:, end_of_line)
   Call: (194) [system] char_type(:, space)
   Fail: (194) [system] char_type(:, space)
   Call: (194) [system] char_type(:, cntrl)
   Fail: (194) [system] char_type(:, cntrl)
^  Fail: (193) [user] is_like_space(:)
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] get_char((0x55fbb4538270), _569610)
   Exit: (192) [system] get_char((0x55fbb4538270), :)
   Call: (192) [system] (:)='('
   Fail: (192) [system] (:)='('
   Call: (192) [system] (:)='['
   Fail: (192) [system] (:)='['
   Call: (192) [system] (:)='{'
   Fail: (192) [system] (:)='{'
   Call: (192) [system] (:)='"'
   Fail: (192) [system] (:)='"'
   Call: (192) [system] (:)=!
   Fail: (192) [system] (:)=!
   Call: (192) [system] (:)='\''
   Fail: (192) [system] (:)='\''
   Call: (192) [system] (:)='`'
   Fail: (192) [system] (:)='`'
   Call: (192) [system] (:)=end_of_file
   Fail: (192) [system] (:)=end_of_file
^  Call: (192) [user] read_symbolic(')', (0x55fbb4538270), :, _551742)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _587252)
   Call: (194) [system] peek_char((0x55fbb4538270), _588186)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _587252=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (193) [user] classify_and_convert_charseq([:], _551742)
^  Call: (194) [user] classify_and_convert_charseq_([:], _597470)
^  Call: (196) [system] setup_call_cleanup('$notrace'(_598422, _598424), once(user:catch(read_from_chars([:], _597470), _598404, fail)), '$restore_trace'(_598422, _598424))
^  Call: (197) [system] sig_atomic(system:'$notrace'(_598422, _598424))
^  Exit: (196) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _598404, fail)), system:'$restore_trace'(3, -1))
   Call: (195) [system] atomic(:)
   Exit: (195) [system] atomic(:)
^  Exit: (194) [user] classify_and_convert_charseq_([:], :)
   Call: (194) [system] integer(:)
   Fail: (194) [system] integer(:)
   Call: (194) [system] _551742=(:)
   Exit: (194) [system] (:)=(:)
^  Exit: (193) [user] classify_and_convert_charseq([:], :)
^  Exit: (192) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (191) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _610550)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _612408)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _622002)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _624706)
   Exit: (194) [system] peek_char((0x55fbb4538270), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
   Call: (194) [system] ($)=(/)
   Fail: (194) [system] ($)=(/)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _641640)
   Exit: (192) [system] peek_char((0x55fbb4538270), $)
   Call: (192) [system] ($)=')'
   Fail: (192) [system] ($)=')'
   Call: (192) [system] ($)=end_of_file
   Fail: (192) [system] ($)=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _647210)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _649068)
   Exit: (194) [system] peek_char((0x55fbb4538270), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
   Call: (194) [system] ($)=(/)
   Fail: (194) [system] ($)=(/)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _665078)
   Exit: (193) [system] get_char((0x55fbb4538270), $)
   Call: (193) [system] ($)='('
   Fail: (193) [system] ($)='('
   Call: (193) [system] ($)='['
   Fail: (193) [system] ($)='['
   Call: (193) [system] ($)='{'
   Fail: (193) [system] ($)='{'
   Call: (193) [system] ($)='"'
   Fail: (193) [system] ($)='"'
   Call: (193) [system] ($)=!
   Fail: (193) [system] ($)=!
   Call: (193) [system] ($)='\''
   Fail: (193) [system] ($)='\''
   Call: (193) [system] ($)='`'
   Fail: (193) [system] ($)='`'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55fbb4538270), $, _647210)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _682720)
   Call: (195) [system] peek_char((0x55fbb4538270), _683654)
   Exit: (195) [system] peek_char((0x55fbb4538270), t)
^  Call: (195) [user] is_delimiter(t)
   Call: (196) [system] char_type(t, space)
   Fail: (196) [system] char_type(t, space)
   Call: (196) [system] arg(_688374, v('(', ')', end_of_file), t)
   Fail: (196) [system] arg(_689306, v('(', ')', end_of_file), t)
^  Fail: (195) [user] is_delimiter(t)
   Call: (195) [system] ')'==t
   Fail: (195) [system] ')'==t
   Call: (195) [system] get_char((0x55fbb4538270), t)
   Exit: (195) [system] get_char((0x55fbb4538270), t)
   Call: (195) [system] t=(\)
   Fail: (195) [system] t=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _696656)
   Call: (196) [system] peek_char((0x55fbb4538270), _697590)
   Exit: (196) [system] peek_char((0x55fbb4538270), e)
^  Call: (196) [user] is_delimiter(e)
   Call: (197) [system] char_type(e, space)
   Fail: (197) [system] char_type(e, space)
   Call: (197) [system] arg(_702310, v('(', ')', end_of_file), e)
   Fail: (197) [system] arg(_703242, v('(', ')', end_of_file), e)
^  Fail: (196) [user] is_delimiter(e)
   Call: (196) [system] ')'==e
   Fail: (196) [system] ')'==e
   Call: (196) [system] get_char((0x55fbb4538270), e)
   Exit: (196) [system] get_char((0x55fbb4538270), e)
   Call: (196) [system] e=(\)
   Fail: (196) [system] e=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _710592)
   Call: (197) [system] peek_char((0x55fbb4538270), _711526)
   Exit: (197) [system] peek_char((0x55fbb4538270), r)
^  Call: (197) [user] is_delimiter(r)
   Call: (198) [system] char_type(r, space)
   Fail: (198) [system] char_type(r, space)
   Call: (198) [system] arg(_716246, v('(', ')', end_of_file), r)
   Fail: (198) [system] arg(_717178, v('(', ')', end_of_file), r)
^  Fail: (197) [user] is_delimiter(r)
   Call: (197) [system] ')'==r
   Fail: (197) [system] ')'==r
   Call: (197) [system] get_char((0x55fbb4538270), r)
   Exit: (197) [system] get_char((0x55fbb4538270), r)
   Call: (197) [system] r=(\)
   Fail: (197) [system] r=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _724528)
   Call: (198) [system] peek_char((0x55fbb4538270), _725462)
   Exit: (198) [system] peek_char((0x55fbb4538270), m)
^  Call: (198) [user] is_delimiter(m)
   Call: (199) [system] char_type(m, space)
   Fail: (199) [system] char_type(m, space)
   Call: (199) [system] arg(_730182, v('(', ')', end_of_file), m)
   Fail: (199) [system] arg(_731114, v('(', ')', end_of_file), m)
^  Fail: (198) [user] is_delimiter(m)
   Call: (198) [system] ')'==m
   Fail: (198) [system] ')'==m
   Call: (198) [system] get_char((0x55fbb4538270), m)
   Exit: (198) [system] get_char((0x55fbb4538270), m)
   Call: (198) [system] m=(\)
   Fail: (198) [system] m=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _738464)
   Call: (199) [system] peek_char((0x55fbb4538270), _739398)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (199) [user] is_delimiter(' ')
   Call: (200) [system] char_type(' ', space)
   Exit: (200) [system] char_type(' ', space)
^  Exit: (199) [user] is_delimiter(' ')
   Call: (199) [system] _738464=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (198) [system] _724528=[m]
   Exit: (198) [system] [m]=[m]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [m])
   Call: (197) [system] _710592=[r, m]
   Exit: (197) [system] [r, m]=[r, m]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, m])
   Call: (196) [system] _696656=[e, r, m]
   Exit: (196) [system] [e, r, m]=[e, r, m]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, r, m])
   Call: (195) [system] _682720=[t, e, r, m]
   Exit: (195) [system] [t, e, r, m]=[t, e, r, m]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, e, r, m])
^  Call: (194) [user] classify_and_convert_charseq([$, t, e, r, m], _647210)
^  Call: (195) [user] classify_and_convert_charseq_([$, t, e, r, m], _759858)
   Call: (196) [system] atom_chars(_760790, ['_', t, e, r, m])
   Exit: (196) [system] atom_chars('_term', ['_', t, e, r, m])
^  Exit: (195) [user] classify_and_convert_charseq_([$, t, e, r, m], _term)
   Call: (195) [system] integer(_term)
   Fail: (195) [system] integer(_term)
   Call: (195) [system] _647210=_term
   Exit: (195) [system] _term=_term
^  Exit: (194) [user] classify_and_convert_charseq([$, t, e, r, m], _term)
^  Exit: (193) [user] read_symbolic(')', (0x55fbb4538270), $, _term)
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), _term)
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _770082)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _771940)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
   Call: (194) [system] ' '=(/)
   Fail: (194) [system] ' '=(/)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55fbb4538270), _781534)
   Exit: (194) [system] get_char((0x55fbb4538270), ' ')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _784238)
   Exit: (195) [system] peek_char((0x55fbb4538270), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
   Call: (195) [system] ($)=(/)
   Fail: (195) [system] ($)=(/)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _801172)
   Exit: (193) [system] peek_char((0x55fbb4538270), $)
   Call: (193) [system] ($)=')'
   Fail: (193) [system] ($)=')'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _806742)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _808600)
   Exit: (195) [system] peek_char((0x55fbb4538270), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
   Call: (195) [system] ($)=(/)
   Fail: (195) [system] ($)=(/)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _824610)
   Exit: (194) [system] get_char((0x55fbb4538270), $)
   Call: (194) [system] ($)='('
   Fail: (194) [system] ($)='('
   Call: (194) [system] ($)='['
   Fail: (194) [system] ($)='['
   Call: (194) [system] ($)='{'
   Fail: (194) [system] ($)='{'
   Call: (194) [system] ($)='"'
   Fail: (194) [system] ($)='"'
   Call: (194) [system] ($)=!
   Fail: (194) [system] ($)=!
   Call: (194) [system] ($)='\''
   Fail: (194) [system] ($)='\''
   Call: (194) [system] ($)='`'
   Fail: (194) [system] ($)='`'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55fbb4538270), $, _806742)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _842252)
   Call: (196) [system] peek_char((0x55fbb4538270), _843186)
   Exit: (196) [system] peek_char((0x55fbb4538270), t)
^  Call: (196) [user] is_delimiter(t)
   Call: (197) [system] char_type(t, space)
   Fail: (197) [system] char_type(t, space)
   Call: (197) [system] arg(_847906, v('(', ')', end_of_file), t)
   Fail: (197) [system] arg(_848838, v('(', ')', end_of_file), t)
^  Fail: (196) [user] is_delimiter(t)
   Call: (196) [system] ')'==t
   Fail: (196) [system] ')'==t
   Call: (196) [system] get_char((0x55fbb4538270), t)
   Exit: (196) [system] get_char((0x55fbb4538270), t)
   Call: (196) [system] t=(\)
   Fail: (196) [system] t=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _856188)
   Call: (197) [system] peek_char((0x55fbb4538270), _857122)
   Exit: (197) [system] peek_char((0x55fbb4538270), y)
^  Call: (197) [user] is_delimiter(y)
   Call: (198) [system] char_type(y, space)
   Fail: (198) [system] char_type(y, space)
   Call: (198) [system] arg(_861842, v('(', ')', end_of_file), y)
   Fail: (198) [system] arg(_862774, v('(', ')', end_of_file), y)
^  Fail: (197) [user] is_delimiter(y)
   Call: (197) [system] ')'==y
   Fail: (197) [system] ')'==y
   Call: (197) [system] get_char((0x55fbb4538270), y)
   Exit: (197) [system] get_char((0x55fbb4538270), y)
   Call: (197) [system] y=(\)
   Fail: (197) [system] y=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _870124)
   Call: (198) [system] peek_char((0x55fbb4538270), _871058)
   Exit: (198) [system] peek_char((0x55fbb4538270), p)
^  Call: (198) [user] is_delimiter(p)
   Call: (199) [system] char_type(p, space)
   Fail: (199) [system] char_type(p, space)
   Call: (199) [system] arg(_875778, v('(', ')', end_of_file), p)
   Fail: (199) [system] arg(_876710, v('(', ')', end_of_file), p)
^  Fail: (198) [user] is_delimiter(p)
   Call: (198) [system] ')'==p
   Fail: (198) [system] ')'==p
   Call: (198) [system] get_char((0x55fbb4538270), p)
   Exit: (198) [system] get_char((0x55fbb4538270), p)
   Call: (198) [system] p=(\)
   Fail: (198) [system] p=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _884060)
   Call: (199) [system] peek_char((0x55fbb4538270), _884994)
   Exit: (199) [system] peek_char((0x55fbb4538270), e)
^  Call: (199) [user] is_delimiter(e)
   Call: (200) [system] char_type(e, space)
   Fail: (200) [system] char_type(e, space)
   Call: (200) [system] arg(_889714, v('(', ')', end_of_file), e)
   Fail: (200) [system] arg(_890646, v('(', ')', end_of_file), e)
^  Fail: (199) [user] is_delimiter(e)
   Call: (199) [system] ')'==e
   Fail: (199) [system] ')'==e
   Call: (199) [system] get_char((0x55fbb4538270), e)
   Exit: (199) [system] get_char((0x55fbb4538270), e)
   Call: (199) [system] e=(\)
   Fail: (199) [system] e=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _897996)
   Call: (200) [system] peek_char((0x55fbb4538270), _898930)
   Exit: (200) [system] peek_char((0x55fbb4538270), ')')
^  Call: (200) [user] is_delimiter(')')
   Call: (201) [system] char_type(')', space)
   Fail: (201) [system] char_type(')', space)
   Call: (201) [system] arg(_903650, v('(', ')', end_of_file), ')')
   Exit: (201) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (200) [user] is_delimiter(')')
   Call: (200) [system] _897996=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (199) [system] _884060=[e]
   Exit: (199) [system] [e]=[e]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (198) [system] _870124=[p, e]
   Exit: (198) [system] [p, e]=[p, e]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, e])
   Call: (197) [system] _856188=[y, p, e]
   Exit: (197) [system] [y, p, e]=[y, p, e]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [y, p, e])
   Call: (196) [system] _842252=[t, y, p, e]
   Exit: (196) [system] [t, y, p, e]=[t, y, p, e]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, y, p, e])
^  Call: (195) [user] classify_and_convert_charseq([$, t, y, p, e], _806742)
^  Call: (196) [user] classify_and_convert_charseq_([$, t, y, p, e], _921262)
   Call: (197) [system] atom_chars(_922194, ['_', t, y, p, e])
   Exit: (197) [system] atom_chars('_type', ['_', t, y, p, e])
^  Exit: (196) [user] classify_and_convert_charseq_([$, t, y, p, e], _type)
   Call: (196) [system] integer(_type)
   Fail: (196) [system] integer(_type)
   Call: (196) [system] _806742=_type
   Exit: (196) [system] _type=_type
^  Exit: (195) [user] classify_and_convert_charseq([$, t, y, p, e], _type)
^  Exit: (194) [user] read_symbolic(')', (0x55fbb4538270), $, _type)
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), _type)
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _931486)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _933344)
   Exit: (195) [system] peek_char((0x55fbb4538270), ')')
   Call: (195) [system] ')'=(;)
   Fail: (195) [system] ')'=(;)
   Call: (195) [system] ')'=(/)
   Fail: (195) [system] ')'=(/)
^  Call: (195) [user] is_like_space(')')
   Call: (196) [system] char_type(')', 'white')
   Fail: (196) [system] char_type(')', 'white')
   Call: (196) [system] char_type(')', end_of_line)
   Fail: (196) [system] char_type(')', end_of_line)
   Call: (196) [system] char_type(')', space)
   Fail: (196) [system] char_type(')', space)
   Call: (196) [system] char_type(')', cntrl)
   Fail: (196) [system] char_type(')', cntrl)
^  Fail: (195) [user] is_like_space(')')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _949354)
   Exit: (194) [system] peek_char((0x55fbb4538270), ')')
   Call: (194) [system] ')'=')'
   Exit: (194) [system] ')'=')'
   Call: (194) [system] get_char((0x55fbb4538270), _953144)
   Exit: (194) [system] get_char((0x55fbb4538270), ')')
   Call: (194) [system] _931486=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [])
   Call: (193) [system] _770082=[_type]
   Exit: (193) [system] [_type]=[_type]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [_type])
   Call: (192) [system] _610550=[_term, _type]
   Exit: (192) [system] [_term, _type]=[_term, _type]
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), [_term, _type])
   Call: (191) [system] _506724=[:, _term, _type]
   Exit: (191) [system] [:, _term, _type]=[:, _term, _type]
^  Exit: (190) [user] read_list(')', (0x55fbb4538270), [:, _term, _type])
^  Exit: (189) [user] cont_sexpr(')', (0x55fbb4538270), [:, _term, _type])
^  Call: (189) [user] read_list(')', (0x55fbb4538270), _967026)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _968884)
   Exit: (191) [system] peek_char((0x55fbb4538270), ' ')
   Call: (191) [system] ' '=(;)
   Fail: (191) [system] ' '=(;)
   Call: (191) [system] ' '=(/)
   Fail: (191) [system] ' '=(/)
^  Call: (191) [user] is_like_space(' ')
   Call: (192) [system] char_type(' ', 'white')
   Exit: (192) [system] char_type(' ', 'white')
^  Exit: (191) [user] is_like_space(' ')
   Call: (191) [system] get_char((0x55fbb4538270), _978478)
   Exit: (191) [system] get_char((0x55fbb4538270), ' ')
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _981182)
   Exit: (192) [system] peek_char((0x55fbb4538270), k)
   Call: (192) [system] k=(;)
   Fail: (192) [system] k=(;)
   Call: (192) [system] k=(/)
   Fail: (192) [system] k=(/)
^  Call: (192) [user] is_like_space(k)
   Call: (193) [system] char_type(k, 'white')
   Fail: (193) [system] char_type(k, 'white')
   Call: (193) [system] char_type(k, end_of_line)
   Fail: (193) [system] char_type(k, end_of_line)
   Call: (193) [system] char_type(k, space)
   Fail: (193) [system] char_type(k, space)
   Call: (193) [system] char_type(k, cntrl)
   Fail: (193) [system] char_type(k, cntrl)
^  Fail: (192) [user] is_like_space(k)
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _998116)
   Exit: (190) [system] peek_char((0x55fbb4538270), k)
   Call: (190) [system] k=')'
   Fail: (190) [system] k=')'
   Call: (190) [system] k=end_of_file
   Fail: (190) [system] k=end_of_file
^  Call: (190) [user] cont_sexpr(')', (0x55fbb4538270), _1003686)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1005544)
   Exit: (192) [system] peek_char((0x55fbb4538270), k)
   Call: (192) [system] k=(;)
   Fail: (192) [system] k=(;)
   Call: (192) [system] k=(/)
   Fail: (192) [system] k=(/)
^  Call: (192) [user] is_like_space(k)
   Call: (193) [system] char_type(k, 'white')
   Fail: (193) [system] char_type(k, 'white')
   Call: (193) [system] char_type(k, end_of_line)
   Fail: (193) [system] char_type(k, end_of_line)
   Call: (193) [system] char_type(k, space)
   Fail: (193) [system] char_type(k, space)
   Call: (193) [system] char_type(k, cntrl)
   Fail: (193) [system] char_type(k, cntrl)
^  Fail: (192) [user] is_like_space(k)
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] get_char((0x55fbb4538270), _1021554)
   Exit: (191) [system] get_char((0x55fbb4538270), k)
   Call: (191) [system] k='('
   Fail: (191) [system] k='('
   Call: (191) [system] k='['
   Fail: (191) [system] k='['
   Call: (191) [system] k='{'
   Fail: (191) [system] k='{'
   Call: (191) [system] k='"'
   Fail: (191) [system] k='"'
   Call: (191) [system] k=!
   Fail: (191) [system] k=!
   Call: (191) [system] k='\''
   Fail: (191) [system] k='\''
   Call: (191) [system] k='`'
   Fail: (191) [system] k='`'
   Call: (191) [system] k=end_of_file
   Fail: (191) [system] k=end_of_file
^  Call: (191) [user] read_symbolic(')', (0x55fbb4538270), k, _1003686)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _1039196)
   Call: (193) [system] peek_char((0x55fbb4538270), _1040130)
   Exit: (193) [system] peek_char((0x55fbb4538270), b)
^  Call: (193) [user] is_delimiter(b)
   Call: (194) [system] char_type(b, space)
   Fail: (194) [system] char_type(b, space)
   Call: (194) [system] arg(_1044850, v('(', ')', end_of_file), b)
   Fail: (194) [system] arg(_1045782, v('(', ')', end_of_file), b)
^  Fail: (193) [user] is_delimiter(b)
   Call: (193) [system] ')'==b
   Fail: (193) [system] ')'==b
   Call: (193) [system] get_char((0x55fbb4538270), b)
   Exit: (193) [system] get_char((0x55fbb4538270), b)
   Call: (193) [system] b=(\)
   Fail: (193) [system] b=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _1053132)
   Call: (194) [system] peek_char((0x55fbb4538270), _1054066)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _1053132=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (193) [system] _1039196=[b]
   Exit: (193) [system] [b]=[b]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
^  Call: (192) [user] classify_and_convert_charseq([k, b], _1003686)
^  Call: (193) [user] classify_and_convert_charseq_([k, b], _1066144)
^  Call: (195) [system] setup_call_cleanup('$notrace'(_1067096, _1067098), once(user:catch(read_from_chars([k, b], _1066144), _1067078, fail)), '$restore_trace'(_1067096, _1067098))
^  Call: (196) [system] sig_atomic(system:'$notrace'(_1067096, _1067098))
^  Exit: (195) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([k, b], kb), _1067078, fail)), system:'$restore_trace'(3, -1))
   Call: (194) [system] atomic(kb)
   Exit: (194) [system] atomic(kb)
^  Exit: (193) [user] classify_and_convert_charseq_([k, b], kb)
   Call: (193) [system] integer(kb)
   Fail: (193) [system] integer(kb)
   Call: (193) [system] _1003686=kb
   Exit: (193) [system] kb=kb
^  Exit: (192) [user] classify_and_convert_charseq([k, b], kb)
^  Exit: (191) [user] read_symbolic(')', (0x55fbb4538270), k, kb)
^  Exit: (190) [user] cont_sexpr(')', (0x55fbb4538270), kb)
^  Call: (190) [user] read_list(')', (0x55fbb4538270), _1079224)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1081082)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
   Call: (192) [system] ' '=(/)
   Fail: (192) [system] ' '=(/)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55fbb4538270), _1090676)
   Exit: (192) [system] get_char((0x55fbb4538270), ' ')
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1093380)
   Exit: (193) [system] peek_char((0x55fbb4538270), r)
   Call: (193) [system] r=(;)
   Fail: (193) [system] r=(;)
   Call: (193) [system] r=(/)
   Fail: (193) [system] r=(/)
^  Call: (193) [user] is_like_space(r)
   Call: (194) [system] char_type(r, 'white')
   Fail: (194) [system] char_type(r, 'white')
   Call: (194) [system] char_type(r, end_of_line)
   Fail: (194) [system] char_type(r, end_of_line)
   Call: (194) [system] char_type(r, space)
   Fail: (194) [system] char_type(r, space)
   Call: (194) [system] char_type(r, cntrl)
   Fail: (194) [system] char_type(r, cntrl)
^  Fail: (193) [user] is_like_space(r)
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1110314)
   Exit: (191) [system] peek_char((0x55fbb4538270), r)
   Call: (191) [system] r=')'
   Fail: (191) [system] r=')'
   Call: (191) [system] r=end_of_file
   Fail: (191) [system] r=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55fbb4538270), _1115884)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1117742)
   Exit: (193) [system] peek_char((0x55fbb4538270), r)
   Call: (193) [system] r=(;)
   Fail: (193) [system] r=(;)
   Call: (193) [system] r=(/)
   Fail: (193) [system] r=(/)
^  Call: (193) [user] is_like_space(r)
   Call: (194) [system] char_type(r, 'white')
   Fail: (194) [system] char_type(r, 'white')
   Call: (194) [system] char_type(r, end_of_line)
   Fail: (194) [system] char_type(r, end_of_line)
   Call: (194) [system] char_type(r, space)
   Fail: (194) [system] char_type(r, space)
   Call: (194) [system] char_type(r, cntrl)
   Fail: (194) [system] char_type(r, cntrl)
^  Fail: (193) [user] is_like_space(r)
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] get_char((0x55fbb4538270), _1133752)
   Exit: (192) [system] get_char((0x55fbb4538270), r)
   Call: (192) [system] r='('
   Fail: (192) [system] r='('
   Call: (192) [system] r='['
   Fail: (192) [system] r='['
   Call: (192) [system] r='{'
   Fail: (192) [system] r='{'
   Call: (192) [system] r='"'
   Fail: (192) [system] r='"'
   Call: (192) [system] r=!
   Fail: (192) [system] r=!
   Call: (192) [system] r='\''
   Fail: (192) [system] r='\''
   Call: (192) [system] r='`'
   Fail: (192) [system] r='`'
   Call: (192) [system] r=end_of_file
   Fail: (192) [system] r=end_of_file
^  Call: (192) [user] read_symbolic(')', (0x55fbb4538270), r, _1115884)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _1151394)
   Call: (194) [system] peek_char((0x55fbb4538270), _1152328)
   Exit: (194) [system] peek_char((0x55fbb4538270), b)
^  Call: (194) [user] is_delimiter(b)
   Call: (195) [system] char_type(b, space)
   Fail: (195) [system] char_type(b, space)
   Call: (195) [system] arg(_1157048, v('(', ')', end_of_file), b)
   Fail: (195) [system] arg(_1157980, v('(', ')', end_of_file), b)
^  Fail: (194) [user] is_delimiter(b)
   Call: (194) [system] ')'==b
   Fail: (194) [system] ')'==b
   Call: (194) [system] get_char((0x55fbb4538270), b)
   Exit: (194) [system] get_char((0x55fbb4538270), b)
   Call: (194) [system] b=(\)
   Fail: (194) [system] b=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _1165330)
   Call: (195) [system] peek_char((0x55fbb4538270), _1166264)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (195) [user] is_delimiter(' ')
   Call: (196) [system] char_type(' ', space)
   Exit: (196) [system] char_type(' ', space)
^  Exit: (195) [user] is_delimiter(' ')
   Call: (195) [system] _1165330=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (194) [system] _1151394=[b]
   Exit: (194) [system] [b]=[b]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
^  Call: (193) [user] classify_and_convert_charseq([r, b], _1115884)
^  Call: (194) [user] classify_and_convert_charseq_([r, b], _1178342)
^  Call: (196) [system] setup_call_cleanup('$notrace'(_1179294, _1179296), once(user:catch(read_from_chars([r, b], _1178342), _1179276, fail)), '$restore_trace'(_1179294, _1179296))
^  Call: (197) [system] sig_atomic(system:'$notrace'(_1179294, _1179296))
^  Exit: (196) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([r, b], rb), _1179276, fail)), system:'$restore_trace'(3, -1))
   Call: (195) [system] atomic(rb)
   Exit: (195) [system] atomic(rb)
^  Exit: (194) [user] classify_and_convert_charseq_([r, b], rb)
   Call: (194) [system] integer(rb)
   Fail: (194) [system] integer(rb)
   Call: (194) [system] _1115884=rb
   Exit: (194) [system] rb=rb
^  Exit: (193) [user] classify_and_convert_charseq([r, b], rb)
^  Exit: (192) [user] read_symbolic(')', (0x55fbb4538270), r, rb)
^  Exit: (191) [user] cont_sexpr(')', (0x55fbb4538270), rb)
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _1191422)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1193280)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _1202874)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1205578)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
   Call: (194) [system] '('=(/)
   Fail: (194) [system] '('=(/)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1222512)
   Exit: (192) [system] peek_char((0x55fbb4538270), '(')
   Call: (192) [system] '('=')'
   Fail: (192) [system] '('=')'
   Call: (192) [system] '('=end_of_file
   Fail: (192) [system] '('=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _1228082)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1229940)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
   Call: (194) [system] '('=(/)
   Fail: (194) [system] '('=(/)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _1245950)
   Exit: (193) [system] get_char((0x55fbb4538270), '(')
   Call: (193) [system] '('='('
   Exit: (193) [system] '('='('
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _1228082)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1251520)
   Exit: (195) [system] peek_char((0x55fbb4538270), 'S')
   Call: (195) [system] 'S'=(;)
   Fail: (195) [system] 'S'=(;)
   Call: (195) [system] 'S'=(/)
   Fail: (195) [system] 'S'=(/)
^  Call: (195) [user] is_like_space('S')
   Call: (196) [system] char_type('S', 'white')
   Fail: (196) [system] char_type('S', 'white')
   Call: (196) [system] char_type('S', end_of_line)
   Fail: (196) [system] char_type('S', end_of_line)
   Call: (196) [system] char_type('S', space)
   Fail: (196) [system] char_type('S', space)
   Call: (196) [system] char_type('S', cntrl)
   Fail: (196) [system] char_type('S', cntrl)
^  Fail: (195) [user] is_like_space('S')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1267530)
   Exit: (194) [system] peek_char((0x55fbb4538270), 'S')
   Call: (194) [system] 'S'=')'
   Fail: (194) [system] 'S'=')'
   Call: (194) [system] 'S'=end_of_file
   Fail: (194) [system] 'S'=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _1273100)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1274958)
   Exit: (196) [system] peek_char((0x55fbb4538270), 'S')
   Call: (196) [system] 'S'=(;)
   Fail: (196) [system] 'S'=(;)
   Call: (196) [system] 'S'=(/)
   Fail: (196) [system] 'S'=(/)
^  Call: (196) [user] is_like_space('S')
   Call: (197) [system] char_type('S', 'white')
   Fail: (197) [system] char_type('S', 'white')
   Call: (197) [system] char_type('S', end_of_line)
   Fail: (197) [system] char_type('S', end_of_line)
   Call: (197) [system] char_type('S', space)
   Fail: (197) [system] char_type('S', space)
   Call: (197) [system] char_type('S', cntrl)
   Fail: (197) [system] char_type('S', cntrl)
^  Fail: (196) [user] is_like_space('S')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _1290968)
   Exit: (195) [system] get_char((0x55fbb4538270), 'S')
   Call: (195) [system] 'S'='('
   Fail: (195) [system] 'S'='('
   Call: (195) [system] 'S'='['
   Fail: (195) [system] 'S'='['
   Call: (195) [system] 'S'='{'
   Fail: (195) [system] 'S'='{'
   Call: (195) [system] 'S'='"'
   Fail: (195) [system] 'S'='"'
   Call: (195) [system] 'S'=!
   Fail: (195) [system] 'S'=!
   Call: (195) [system] 'S'='\''
   Fail: (195) [system] 'S'='\''
   Call: (195) [system] 'S'='`'
   Fail: (195) [system] 'S'='`'
   Call: (195) [system] 'S'=end_of_file
   Fail: (195) [system] 'S'=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55fbb4538270), 'S', _1273100)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _1308610)
   Call: (197) [system] peek_char((0x55fbb4538270), _1309544)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (197) [user] is_delimiter(' ')
   Call: (198) [system] char_type(' ', space)
   Exit: (198) [system] char_type(' ', space)
^  Exit: (197) [user] is_delimiter(' ')
   Call: (197) [system] _1308610=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (196) [user] classify_and_convert_charseq(['S'], _1273100)
^  Call: (197) [user] classify_and_convert_charseq_(['S'], _1318828)
^  Call: (199) [system] setup_call_cleanup('$notrace'(_1319780, _1319782), once(user:catch(read_from_chars(['S'], _1318828), _1319762, fail)), '$restore_trace'(_1319780, _1319782))
^  Call: (200) [system] sig_atomic(system:'$notrace'(_1319780, _1319782))
^  Exit: (199) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['S'], _1318828), _1319762, fail)), system:'$restore_trace'(3, -1))
   Call: (198) [system] atomic(_1318828)
   Fail: (198) [system] atomic(_1318828)
   Call: (198) [system] atom_chars(_1318828, ['S'])
   Exit: (198) [system] atom_chars('S', ['S'])
^  Exit: (197) [user] classify_and_convert_charseq_(['S'], 'S')
   Call: (197) [system] integer('S')
   Fail: (197) [system] integer('S')
   Call: (197) [system] _1273100='S'
   Exit: (197) [system] 'S'='S'
^  Exit: (196) [user] classify_and_convert_charseq(['S'], 'S')
^  Exit: (195) [user] read_symbolic(')', (0x55fbb4538270), 'S', 'S')
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), 'S')
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _1333778)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1335636)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _1345230)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1347934)
   Exit: (197) [system] peek_char((0x55fbb4538270), 'Z')
   Call: (197) [system] 'Z'=(;)
   Fail: (197) [system] 'Z'=(;)
   Call: (197) [system] 'Z'=(/)
   Fail: (197) [system] 'Z'=(/)
^  Call: (197) [user] is_like_space('Z')
   Call: (198) [system] char_type('Z', 'white')
   Fail: (198) [system] char_type('Z', 'white')
   Call: (198) [system] char_type('Z', end_of_line)
   Fail: (198) [system] char_type('Z', end_of_line)
   Call: (198) [system] char_type('Z', space)
   Fail: (198) [system] char_type('Z', space)
   Call: (198) [system] char_type('Z', cntrl)
   Fail: (198) [system] char_type('Z', cntrl)
^  Fail: (197) [user] is_like_space('Z')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1364868)
   Exit: (195) [system] peek_char((0x55fbb4538270), 'Z')
   Call: (195) [system] 'Z'=')'
   Fail: (195) [system] 'Z'=')'
   Call: (195) [system] 'Z'=end_of_file
   Fail: (195) [system] 'Z'=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _1370438)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1372296)
   Exit: (197) [system] peek_char((0x55fbb4538270), 'Z')
   Call: (197) [system] 'Z'=(;)
   Fail: (197) [system] 'Z'=(;)
   Call: (197) [system] 'Z'=(/)
   Fail: (197) [system] 'Z'=(/)
^  Call: (197) [user] is_like_space('Z')
   Call: (198) [system] char_type('Z', 'white')
   Fail: (198) [system] char_type('Z', 'white')
   Call: (198) [system] char_type('Z', end_of_line)
   Fail: (198) [system] char_type('Z', end_of_line)
   Call: (198) [system] char_type('Z', space)
   Fail: (198) [system] char_type('Z', space)
   Call: (198) [system] char_type('Z', cntrl)
   Fail: (198) [system] char_type('Z', cntrl)
^  Fail: (197) [user] is_like_space('Z')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _1388306)
   Exit: (196) [system] get_char((0x55fbb4538270), 'Z')
   Call: (196) [system] 'Z'='('
   Fail: (196) [system] 'Z'='('
   Call: (196) [system] 'Z'='['
   Fail: (196) [system] 'Z'='['
   Call: (196) [system] 'Z'='{'
   Fail: (196) [system] 'Z'='{'
   Call: (196) [system] 'Z'='"'
   Fail: (196) [system] 'Z'='"'
   Call: (196) [system] 'Z'=!
   Fail: (196) [system] 'Z'=!
   Call: (196) [system] 'Z'='\''
   Fail: (196) [system] 'Z'='\''
   Call: (196) [system] 'Z'='`'
   Fail: (196) [system] 'Z'='`'
   Call: (196) [system] 'Z'=end_of_file
   Fail: (196) [system] 'Z'=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55fbb4538270), 'Z', _1370438)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _1405948)
   Call: (198) [system] peek_char((0x55fbb4538270), _1406882)
   Exit: (198) [system] peek_char((0x55fbb4538270), ')')
^  Call: (198) [user] is_delimiter(')')
   Call: (199) [system] char_type(')', space)
   Fail: (199) [system] char_type(')', space)
   Call: (199) [system] arg(_1411602, v('(', ')', end_of_file), ')')
   Exit: (199) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (198) [user] is_delimiter(')')
   Call: (198) [system] _1405948=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (197) [user] classify_and_convert_charseq(['Z'], _1370438)
^  Call: (198) [user] classify_and_convert_charseq_(['Z'], _1418038)
^  Call: (200) [system] setup_call_cleanup('$notrace'(_1418990, _1418992), once(user:catch(read_from_chars(['Z'], _1418038), _1418972, fail)), '$restore_trace'(_1418990, _1418992))
^  Call: (201) [system] sig_atomic(system:'$notrace'(_1418990, _1418992))
^  Exit: (200) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['Z'], _1418038), _1418972, fail)), system:'$restore_trace'(3, -1))
   Call: (199) [system] atomic(_1418038)
   Fail: (199) [system] atomic(_1418038)
   Call: (199) [system] atom_chars(_1418038, ['Z'])
   Exit: (199) [system] atom_chars('Z', ['Z'])
^  Exit: (198) [user] classify_and_convert_charseq_(['Z'], 'Z')
   Call: (198) [system] integer('Z')
   Fail: (198) [system] integer('Z')
   Call: (198) [system] _1370438='Z'
   Exit: (198) [system] 'Z'='Z'
^  Exit: (197) [user] classify_and_convert_charseq(['Z'], 'Z')
^  Exit: (196) [user] read_symbolic(')', (0x55fbb4538270), 'Z', 'Z')
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), 'Z')
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _1432988)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1434846)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
   Call: (197) [system] ')'=(/)
   Fail: (197) [system] ')'=(/)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1450856)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55fbb4538270), _1454646)
   Exit: (196) [system] get_char((0x55fbb4538270), ')')
   Call: (196) [system] _1432988=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [])
   Call: (195) [system] _1333778=['Z']
   Exit: (195) [system] ['Z']=['Z']
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), ['Z'])
   Call: (194) [system] _1228082=['S', 'Z']
   Exit: (194) [system] ['S', 'Z']=['S', 'Z']
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), ['S', 'Z'])
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), ['S', 'Z'])
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _1465734)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1467592)
   Exit: (194) [system] peek_char((0x55fbb4538270), ')')
   Call: (194) [system] ')'=(;)
   Fail: (194) [system] ')'=(;)
   Call: (194) [system] ')'=(/)
   Fail: (194) [system] ')'=(/)
^  Call: (194) [user] is_like_space(')')
   Call: (195) [system] char_type(')', 'white')
   Fail: (195) [system] char_type(')', 'white')
   Call: (195) [system] char_type(')', end_of_line)
   Fail: (195) [system] char_type(')', end_of_line)
   Call: (195) [system] char_type(')', space)
   Fail: (195) [system] char_type(')', space)
   Call: (195) [system] char_type(')', cntrl)
   Fail: (195) [system] char_type(')', cntrl)
^  Fail: (194) [user] is_like_space(')')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1483602)
   Exit: (193) [system] peek_char((0x55fbb4538270), ')')
   Call: (193) [system] ')'=')'
   Exit: (193) [system] ')'=')'
   Call: (193) [system] get_char((0x55fbb4538270), _1487392)
   Exit: (193) [system] get_char((0x55fbb4538270), ')')
   Call: (193) [system] _1465734=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [])
   Call: (192) [system] _1191422=[['S', 'Z']]
   Exit: (192) [system] [['S', 'Z']]=[['S', 'Z']]
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), [['S', 'Z']])
   Call: (191) [system] _1079224=[rb, ['S', 'Z']]
   Exit: (191) [system] [rb, ['S', 'Z']]=[rb, ['S', 'Z']]
^  Exit: (190) [user] read_list(')', (0x55fbb4538270), [rb, ['S', 'Z']])
   Call: (190) [system] _967026=[kb, rb, ['S', 'Z']]
   Exit: (190) [system] [kb, rb, ['S', 'Z']]=[kb, rb, ['S', 'Z']]
^  Exit: (189) [user] read_list(')', (0x55fbb4538270), [kb, rb, ['S', 'Z']])
   Call: (189) [system] _470064=[[:, _term, _type], kb, rb, ['S', 'Z']]
   Exit: (189) [system] [[:, _term, _type], kb, rb, ['S', 'Z']]=[[:, _term, _type], kb, rb, ['S', 'Z']]
^  Exit: (188) [user] read_list(')', (0x55fbb4538270), [[:, _term, _type], kb, rb, ['S', 'Z']])
   Call: (188) [system] _215668=[synthesize, [:, _term, _type], kb, rb, ['S', 'Z']]
   Exit: (188) [system] [synthesize, [:, _term, _type], kb, rb, ['S', 'Z']]=[synthesize, [:, _term, _type], kb, rb, ['S', 'Z']]
^  Exit: (187) [user] read_list(')', (0x55fbb4538270), [synthesize, [:, _term, _type], kb, rb, ['S', 'Z']])
^  Exit: (186) [user] cont_sexpr(')', (0x55fbb4538270), [synthesize, [:, _term, _type], kb, rb, ['S', 'Z']])
^  Call: (186) [user] read_list(')', (0x55fbb4538270), _1506862)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1508720)
   Exit: (188) [system] peek_char((0x55fbb4538270), '\n')
   Call: (188) [system] '\n'=(;)
   Fail: (188) [system] '\n'=(;)
   Call: (188) [system] '\n'=(/)
   Fail: (188) [system] '\n'=(/)
^  Call: (188) [user] is_like_space('\n')
   Call: (189) [system] char_type('\n', 'white')
   Fail: (189) [system] char_type('\n', 'white')
   Call: (189) [system] char_type('\n', end_of_line)
   Exit: (189) [system] char_type('\n', end_of_line)
^  Exit: (188) [user] is_like_space('\n')
   Call: (188) [system] get_char((0x55fbb4538270), _1520170)
   Exit: (188) [system] get_char((0x55fbb4538270), '\n')
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1522874)
   Exit: (189) [system] peek_char((0x55fbb4538270), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
   Call: (189) [system] ' '=(/)
   Fail: (189) [system] ' '=(/)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55fbb4538270), _1532468)
   Exit: (189) [system] get_char((0x55fbb4538270), ' ')
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1535172)
   Exit: (190) [system] peek_char((0x55fbb4538270), ' ')
   Call: (190) [system] ' '=(;)
   Fail: (190) [system] ' '=(;)
   Call: (190) [system] ' '=(/)
   Fail: (190) [system] ' '=(/)
^  Call: (190) [user] is_like_space(' ')
   Call: (191) [system] char_type(' ', 'white')
   Exit: (191) [system] char_type(' ', 'white')
^  Exit: (190) [user] is_like_space(' ')
   Call: (190) [system] get_char((0x55fbb4538270), _1544766)
   Exit: (190) [system] get_char((0x55fbb4538270), ' ')
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1547470)
   Exit: (191) [system] peek_char((0x55fbb4538270), ' ')
   Call: (191) [system] ' '=(;)
   Fail: (191) [system] ' '=(;)
   Call: (191) [system] ' '=(/)
   Fail: (191) [system] ' '=(/)
^  Call: (191) [user] is_like_space(' ')
   Call: (192) [system] char_type(' ', 'white')
   Exit: (192) [system] char_type(' ', 'white')
^  Exit: (191) [user] is_like_space(' ')
   Call: (191) [system] get_char((0x55fbb4538270), _1557064)
   Exit: (191) [system] get_char((0x55fbb4538270), ' ')
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1559768)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
   Call: (192) [system] ' '=(/)
   Fail: (192) [system] ' '=(/)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55fbb4538270), _1569362)
   Exit: (192) [system] get_char((0x55fbb4538270), ' ')
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1572066)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _1581660)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1584364)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
   Call: (194) [system] ' '=(/)
   Fail: (194) [system] ' '=(/)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55fbb4538270), _1593958)
   Exit: (194) [system] get_char((0x55fbb4538270), ' ')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1596662)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _1606256)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1608960)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _1618554)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1621258)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
   Call: (197) [system] '('=(/)
   Fail: (197) [system] '('=(/)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1645584)
   Exit: (187) [system] peek_char((0x55fbb4538270), '(')
   Call: (187) [system] '('=')'
   Fail: (187) [system] '('=')'
   Call: (187) [system] '('=end_of_file
   Fail: (187) [system] '('=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55fbb4538270), _1651154)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1653012)
   Exit: (189) [system] peek_char((0x55fbb4538270), '(')
   Call: (189) [system] '('=(;)
   Fail: (189) [system] '('=(;)
   Call: (189) [system] '('=(/)
   Fail: (189) [system] '('=(/)
^  Call: (189) [user] is_like_space('(')
   Call: (190) [system] char_type('(', 'white')
   Fail: (190) [system] char_type('(', 'white')
   Call: (190) [system] char_type('(', end_of_line)
   Fail: (190) [system] char_type('(', end_of_line)
   Call: (190) [system] char_type('(', space)
   Fail: (190) [system] char_type('(', space)
   Call: (190) [system] char_type('(', cntrl)
   Fail: (190) [system] char_type('(', cntrl)
^  Fail: (189) [user] is_like_space('(')
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] get_char((0x55fbb4538270), _1669022)
   Exit: (188) [system] get_char((0x55fbb4538270), '(')
   Call: (188) [system] '('='('
   Exit: (188) [system] '('='('
^  Call: (188) [user] read_list(')', (0x55fbb4538270), _1651154)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1674592)
   Exit: (190) [system] peek_char((0x55fbb4538270), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
   Call: (190) [system] '('=(/)
   Fail: (190) [system] '('=(/)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1690602)
   Exit: (189) [system] peek_char((0x55fbb4538270), '(')
   Call: (189) [system] '('=')'
   Fail: (189) [system] '('=')'
   Call: (189) [system] '('=end_of_file
   Fail: (189) [system] '('=end_of_file
^  Call: (189) [user] cont_sexpr(')', (0x55fbb4538270), _1696172)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1698030)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
   Call: (191) [system] '('=(/)
   Fail: (191) [system] '('=(/)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] get_char((0x55fbb4538270), _1714040)
   Exit: (190) [system] get_char((0x55fbb4538270), '(')
   Call: (190) [system] '('='('
   Exit: (190) [system] '('='('
^  Call: (190) [user] read_list(')', (0x55fbb4538270), _1696172)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1719610)
   Exit: (192) [system] peek_char((0x55fbb4538270), :)
   Call: (192) [system] (:)=(;)
   Fail: (192) [system] (:)=(;)
   Call: (192) [system] (:)=(/)
   Fail: (192) [system] (:)=(/)
^  Call: (192) [user] is_like_space(:)
   Call: (193) [system] char_type(:, 'white')
   Fail: (193) [system] char_type(:, 'white')
   Call: (193) [system] char_type(:, end_of_line)
   Fail: (193) [system] char_type(:, end_of_line)
   Call: (193) [system] char_type(:, space)
   Fail: (193) [system] char_type(:, space)
   Call: (193) [system] char_type(:, cntrl)
   Fail: (193) [system] char_type(:, cntrl)
^  Fail: (192) [user] is_like_space(:)
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1735620)
   Exit: (191) [system] peek_char((0x55fbb4538270), :)
   Call: (191) [system] (:)=')'
   Fail: (191) [system] (:)=')'
   Call: (191) [system] (:)=end_of_file
   Fail: (191) [system] (:)=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55fbb4538270), _1741190)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1743048)
   Exit: (193) [system] peek_char((0x55fbb4538270), :)
   Call: (193) [system] (:)=(;)
   Fail: (193) [system] (:)=(;)
   Call: (193) [system] (:)=(/)
   Fail: (193) [system] (:)=(/)
^  Call: (193) [user] is_like_space(:)
   Call: (194) [system] char_type(:, 'white')
   Fail: (194) [system] char_type(:, 'white')
   Call: (194) [system] char_type(:, end_of_line)
   Fail: (194) [system] char_type(:, end_of_line)
   Call: (194) [system] char_type(:, space)
   Fail: (194) [system] char_type(:, space)
   Call: (194) [system] char_type(:, cntrl)
   Fail: (194) [system] char_type(:, cntrl)
^  Fail: (193) [user] is_like_space(:)
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] get_char((0x55fbb4538270), _1759058)
   Exit: (192) [system] get_char((0x55fbb4538270), :)
   Call: (192) [system] (:)='('
   Fail: (192) [system] (:)='('
   Call: (192) [system] (:)='['
   Fail: (192) [system] (:)='['
   Call: (192) [system] (:)='{'
   Fail: (192) [system] (:)='{'
   Call: (192) [system] (:)='"'
   Fail: (192) [system] (:)='"'
   Call: (192) [system] (:)=!
   Fail: (192) [system] (:)=!
   Call: (192) [system] (:)='\''
   Fail: (192) [system] (:)='\''
   Call: (192) [system] (:)='`'
   Fail: (192) [system] (:)='`'
   Call: (192) [system] (:)=end_of_file
   Fail: (192) [system] (:)=end_of_file
^  Call: (192) [user] read_symbolic(')', (0x55fbb4538270), :, _1741190)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _1776700)
   Call: (194) [system] peek_char((0x55fbb4538270), _1777634)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _1776700=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (193) [user] classify_and_convert_charseq([:], _1741190)
^  Call: (194) [user] classify_and_convert_charseq_([:], _1786918)
^  Call: (196) [system] setup_call_cleanup('$notrace'(_1787870, _1787872), once(user:catch(read_from_chars([:], _1786918), _1787852, fail)), '$restore_trace'(_1787870, _1787872))
^  Call: (197) [system] sig_atomic(system:'$notrace'(_1787870, _1787872))
^  Exit: (196) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1787852, fail)), system:'$restore_trace'(3, -1))
   Call: (195) [system] atomic(:)
   Exit: (195) [system] atomic(:)
^  Exit: (194) [user] classify_and_convert_charseq_([:], :)
   Call: (194) [system] integer(:)
   Fail: (194) [system] integer(:)
   Call: (194) [system] _1741190=(:)
   Exit: (194) [system] (:)=(:)
^  Exit: (193) [user] classify_and_convert_charseq([:], :)
^  Exit: (192) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (191) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _1799998)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1801856)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _1811450)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1814154)
   Exit: (194) [system] peek_char((0x55fbb4538270), a)
   Call: (194) [system] a=(;)
   Fail: (194) [system] a=(;)
   Call: (194) [system] a=(/)
   Fail: (194) [system] a=(/)
^  Call: (194) [user] is_like_space(a)
   Call: (195) [system] char_type(a, 'white')
   Fail: (195) [system] char_type(a, 'white')
   Call: (195) [system] char_type(a, end_of_line)
   Fail: (195) [system] char_type(a, end_of_line)
   Call: (195) [system] char_type(a, space)
   Fail: (195) [system] char_type(a, space)
   Call: (195) [system] char_type(a, cntrl)
   Fail: (195) [system] char_type(a, cntrl)
^  Fail: (194) [user] is_like_space(a)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1831088)
   Exit: (192) [system] peek_char((0x55fbb4538270), a)
   Call: (192) [system] a=')'
   Fail: (192) [system] a=')'
   Call: (192) [system] a=end_of_file
   Fail: (192) [system] a=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _1836658)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1838516)
   Exit: (194) [system] peek_char((0x55fbb4538270), a)
   Call: (194) [system] a=(;)
   Fail: (194) [system] a=(;)
   Call: (194) [system] a=(/)
   Fail: (194) [system] a=(/)
^  Call: (194) [user] is_like_space(a)
   Call: (195) [system] char_type(a, 'white')
   Fail: (195) [system] char_type(a, 'white')
   Call: (195) [system] char_type(a, end_of_line)
   Fail: (195) [system] char_type(a, end_of_line)
   Call: (195) [system] char_type(a, space)
   Fail: (195) [system] char_type(a, space)
   Call: (195) [system] char_type(a, cntrl)
   Fail: (195) [system] char_type(a, cntrl)
^  Fail: (194) [user] is_like_space(a)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _1854526)
   Exit: (193) [system] get_char((0x55fbb4538270), a)
   Call: (193) [system] a='('
   Fail: (193) [system] a='('
   Call: (193) [system] a='['
   Fail: (193) [system] a='['
   Call: (193) [system] a='{'
   Fail: (193) [system] a='{'
   Call: (193) [system] a='"'
   Fail: (193) [system] a='"'
   Call: (193) [system] a=!
   Fail: (193) [system] a=!
   Call: (193) [system] a='\''
   Fail: (193) [system] a='\''
   Call: (193) [system] a='`'
   Fail: (193) [system] a='`'
   Call: (193) [system] a=end_of_file
   Fail: (193) [system] a=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55fbb4538270), a, _1836658)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _1872168)
   Call: (195) [system] peek_char((0x55fbb4538270), _1873102)
   Exit: (195) [system] peek_char((0x55fbb4538270), b)
^  Call: (195) [user] is_delimiter(b)
   Call: (196) [system] char_type(b, space)
   Fail: (196) [system] char_type(b, space)
   Call: (196) [system] arg(_1877822, v('(', ')', end_of_file), b)
   Fail: (196) [system] arg(_1878754, v('(', ')', end_of_file), b)
^  Fail: (195) [user] is_delimiter(b)
   Call: (195) [system] ')'==b
   Fail: (195) [system] ')'==b
   Call: (195) [system] get_char((0x55fbb4538270), b)
   Exit: (195) [system] get_char((0x55fbb4538270), b)
   Call: (195) [system] b=(\)
   Fail: (195) [system] b=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _1886104)
   Call: (196) [system] peek_char((0x55fbb4538270), _1887038)
   Exit: (196) [system] peek_char((0x55fbb4538270), c)
^  Call: (196) [user] is_delimiter(c)
   Call: (197) [system] char_type(c, space)
   Fail: (197) [system] char_type(c, space)
   Call: (197) [system] arg(_1891758, v('(', ')', end_of_file), c)
   Fail: (197) [system] arg(_1892690, v('(', ')', end_of_file), c)
^  Fail: (196) [user] is_delimiter(c)
   Call: (196) [system] ')'==c
   Fail: (196) [system] ')'==c
   Call: (196) [system] get_char((0x55fbb4538270), c)
   Exit: (196) [system] get_char((0x55fbb4538270), c)
   Call: (196) [system] c=(\)
   Fail: (196) [system] c=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _1900040)
   Call: (197) [system] peek_char((0x55fbb4538270), _1900974)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (197) [user] is_delimiter(' ')
   Call: (198) [system] char_type(' ', space)
   Exit: (198) [system] char_type(' ', space)
^  Exit: (197) [user] is_delimiter(' ')
   Call: (197) [system] _1900040=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (196) [system] _1886104=[c]
   Exit: (196) [system] [c]=[c]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [c])
   Call: (195) [system] _1872168=[b, c]
   Exit: (195) [system] [b, c]=[b, c]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [b, c])
^  Call: (194) [user] classify_and_convert_charseq([a, b, c], _1836658)
^  Call: (195) [user] classify_and_convert_charseq_([a, b, c], _1915846)
^  Call: (197) [system] setup_call_cleanup('$notrace'(_1916798, _1916800), once(user:catch(read_from_chars([a, b, c], _1915846), _1916780, fail)), '$restore_trace'(_1916798, _1916800))
^  Call: (198) [system] sig_atomic(system:'$notrace'(_1916798, _1916800))
^  Exit: (197) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _1916780, fail)), system:'$restore_trace'(3, -1))
   Call: (196) [system] atomic(abc)
   Exit: (196) [system] atomic(abc)
^  Exit: (195) [user] classify_and_convert_charseq_([a, b, c], abc)
   Call: (195) [system] integer(abc)
   Fail: (195) [system] integer(abc)
   Call: (195) [system] _1836658=abc
   Exit: (195) [system] abc=abc
^  Exit: (194) [user] classify_and_convert_charseq([a, b, c], abc)
^  Exit: (193) [user] read_symbolic(')', (0x55fbb4538270), a, abc)
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), abc)
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _1928926)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1930784)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
   Call: (194) [system] ' '=(/)
   Fail: (194) [system] ' '=(/)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55fbb4538270), _1940378)
   Exit: (194) [system] get_char((0x55fbb4538270), ' ')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1943082)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
   Call: (195) [system] '('=(/)
   Fail: (195) [system] '('=(/)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1960016)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=')'
   Fail: (193) [system] '('=')'
   Call: (193) [system] '('=end_of_file
   Fail: (193) [system] '('=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _1965586)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1967444)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
   Call: (195) [system] '('=(/)
   Fail: (195) [system] '('=(/)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _1983454)
   Exit: (194) [system] get_char((0x55fbb4538270), '(')
   Call: (194) [system] '('='('
   Exit: (194) [system] '('='('
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _1965586)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1989024)
   Exit: (196) [system] peek_char((0x55fbb4538270), 'I')
   Call: (196) [system] 'I'=(;)
   Fail: (196) [system] 'I'=(;)
   Call: (196) [system] 'I'=(/)
   Fail: (196) [system] 'I'=(/)
^  Call: (196) [user] is_like_space('I')
   Call: (197) [system] char_type('I', 'white')
   Fail: (197) [system] char_type('I', 'white')
   Call: (197) [system] char_type('I', end_of_line)
   Fail: (197) [system] char_type('I', end_of_line)
   Call: (197) [system] char_type('I', space)
   Fail: (197) [system] char_type('I', space)
   Call: (197) [system] char_type('I', cntrl)
   Fail: (197) [system] char_type('I', cntrl)
^  Fail: (196) [user] is_like_space('I')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _2005034)
   Exit: (195) [system] peek_char((0x55fbb4538270), 'I')
   Call: (195) [system] 'I'=')'
   Fail: (195) [system] 'I'=')'
   Call: (195) [system] 'I'=end_of_file
   Fail: (195) [system] 'I'=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _2010604)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _2012462)
   Exit: (197) [system] peek_char((0x55fbb4538270), 'I')
   Call: (197) [system] 'I'=(;)
   Fail: (197) [system] 'I'=(;)
   Call: (197) [system] 'I'=(/)
   Fail: (197) [system] 'I'=(/)
^  Call: (197) [user] is_like_space('I')
   Call: (198) [system] char_type('I', 'white')
   Fail: (198) [system] char_type('I', 'white')
   Call: (198) [system] char_type('I', end_of_line)
   Fail: (198) [system] char_type('I', end_of_line)
   Call: (198) [system] char_type('I', space)
   Fail: (198) [system] char_type('I', space)
   Call: (198) [system] char_type('I', cntrl)
   Fail: (198) [system] char_type('I', cntrl)
^  Fail: (197) [user] is_like_space('I')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _2028472)
   Exit: (196) [system] get_char((0x55fbb4538270), 'I')
   Call: (196) [system] 'I'='('
   Fail: (196) [system] 'I'='('
   Call: (196) [system] 'I'='['
   Fail: (196) [system] 'I'='['
   Call: (196) [system] 'I'='{'
   Fail: (196) [system] 'I'='{'
   Call: (196) [system] 'I'='"'
   Fail: (196) [system] 'I'='"'
   Call: (196) [system] 'I'=!
   Fail: (196) [system] 'I'=!
   Call: (196) [system] 'I'='\''
   Fail: (196) [system] 'I'='\''
   Call: (196) [system] 'I'='`'
   Fail: (196) [system] 'I'='`'
   Call: (196) [system] 'I'=end_of_file
   Fail: (196) [system] 'I'=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55fbb4538270), 'I', _2010604)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _2046114)
   Call: (198) [system] peek_char((0x55fbb4538270), _2047048)
   Exit: (198) [system] peek_char((0x55fbb4538270), m)
^  Call: (198) [user] is_delimiter(m)
   Call: (199) [system] char_type(m, space)
   Fail: (199) [system] char_type(m, space)
   Call: (199) [system] arg(_2051768, v('(', ')', end_of_file), m)
   Fail: (199) [system] arg(_2052700, v('(', ')', end_of_file), m)
^  Fail: (198) [user] is_delimiter(m)
   Call: (198) [system] ')'==m
   Fail: (198) [system] ')'==m
   Call: (198) [system] get_char((0x55fbb4538270), m)
   Exit: (198) [system] get_char((0x55fbb4538270), m)
   Call: (198) [system] m=(\)
   Fail: (198) [system] m=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _2060050)
   Call: (199) [system] peek_char((0x55fbb4538270), _2060984)
   Exit: (199) [system] peek_char((0x55fbb4538270), p)
^  Call: (199) [user] is_delimiter(p)
   Call: (200) [system] char_type(p, space)
   Fail: (200) [system] char_type(p, space)
   Call: (200) [system] arg(_2065704, v('(', ')', end_of_file), p)
   Fail: (200) [system] arg(_2066636, v('(', ')', end_of_file), p)
^  Fail: (199) [user] is_delimiter(p)
   Call: (199) [system] ')'==p
   Fail: (199) [system] ')'==p
   Call: (199) [system] get_char((0x55fbb4538270), p)
   Exit: (199) [system] get_char((0x55fbb4538270), p)
   Call: (199) [system] p=(\)
   Fail: (199) [system] p=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _2073986)
   Call: (200) [system] peek_char((0x55fbb4538270), _2074920)
   Exit: (200) [system] peek_char((0x55fbb4538270), l)
^  Call: (200) [user] is_delimiter(l)
   Call: (201) [system] char_type(l, space)
   Fail: (201) [system] char_type(l, space)
   Call: (201) [system] arg(_2079640, v('(', ')', end_of_file), l)
   Fail: (201) [system] arg(_2080572, v('(', ')', end_of_file), l)
^  Fail: (200) [user] is_delimiter(l)
   Call: (200) [system] ')'==l
   Fail: (200) [system] ')'==l
   Call: (200) [system] get_char((0x55fbb4538270), l)
   Exit: (200) [system] get_char((0x55fbb4538270), l)
   Call: (200) [system] l=(\)
   Fail: (200) [system] l=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _2087922)
   Call: (201) [system] peek_char((0x55fbb4538270), _2088856)
   Exit: (201) [system] peek_char((0x55fbb4538270), i)
^  Call: (201) [user] is_delimiter(i)
   Call: (202) [system] char_type(i, space)
   Fail: (202) [system] char_type(i, space)
   Call: (202) [system] arg(_2093576, v('(', ')', end_of_file), i)
   Fail: (202) [system] arg(_2094508, v('(', ')', end_of_file), i)
^  Fail: (201) [user] is_delimiter(i)
   Call: (201) [system] ')'==i
   Fail: (201) [system] ')'==i
   Call: (201) [system] get_char((0x55fbb4538270), i)
   Exit: (201) [system] get_char((0x55fbb4538270), i)
   Call: (201) [system] i=(\)
   Fail: (201) [system] i=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _8564)
   Call: (202) [system] peek_char((0x55fbb4538270), _9498)
   Exit: (202) [system] peek_char((0x55fbb4538270), c)
^  Call: (202) [user] is_delimiter(c)
   Call: (203) [system] char_type(c, space)
   Fail: (203) [system] char_type(c, space)
   Call: (203) [system] arg(_14218, v('(', ')', end_of_file), c)
   Fail: (203) [system] arg(_15150, v('(', ')', end_of_file), c)
^  Fail: (202) [user] is_delimiter(c)
   Call: (202) [system] ')'==c
   Fail: (202) [system] ')'==c
   Call: (202) [system] get_char((0x55fbb4538270), c)
   Exit: (202) [system] get_char((0x55fbb4538270), c)
   Call: (202) [system] c=(\)
   Fail: (202) [system] c=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _22500)
   Call: (203) [system] peek_char((0x55fbb4538270), _23434)
   Exit: (203) [system] peek_char((0x55fbb4538270), a)
^  Call: (203) [user] is_delimiter(a)
   Call: (204) [system] char_type(a, space)
   Fail: (204) [system] char_type(a, space)
   Call: (204) [system] arg(_28154, v('(', ')', end_of_file), a)
   Fail: (204) [system] arg(_29086, v('(', ')', end_of_file), a)
^  Fail: (203) [user] is_delimiter(a)
   Call: (203) [system] ')'==a
   Fail: (203) [system] ')'==a
   Call: (203) [system] get_char((0x55fbb4538270), a)
   Exit: (203) [system] get_char((0x55fbb4538270), a)
   Call: (203) [system] a=(\)
   Fail: (203) [system] a=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _36436)
   Call: (204) [system] peek_char((0x55fbb4538270), _37370)
   Exit: (204) [system] peek_char((0x55fbb4538270), t)
^  Call: (204) [user] is_delimiter(t)
   Call: (205) [system] char_type(t, space)
   Fail: (205) [system] char_type(t, space)
   Call: (205) [system] arg(_42090, v('(', ')', end_of_file), t)
   Fail: (205) [system] arg(_43022, v('(', ')', end_of_file), t)
^  Fail: (204) [user] is_delimiter(t)
   Call: (204) [system] ')'==t
   Fail: (204) [system] ')'==t
   Call: (204) [system] get_char((0x55fbb4538270), t)
   Exit: (204) [system] get_char((0x55fbb4538270), t)
   Call: (204) [system] t=(\)
   Fail: (204) [system] t=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _50372)
   Call: (205) [system] peek_char((0x55fbb4538270), _51306)
   Exit: (205) [system] peek_char((0x55fbb4538270), i)
^  Call: (205) [user] is_delimiter(i)
   Call: (206) [system] char_type(i, space)
   Fail: (206) [system] char_type(i, space)
   Call: (206) [system] arg(_56026, v('(', ')', end_of_file), i)
   Fail: (206) [system] arg(_56958, v('(', ')', end_of_file), i)
^  Fail: (205) [user] is_delimiter(i)
   Call: (205) [system] ')'==i
   Fail: (205) [system] ')'==i
   Call: (205) [system] get_char((0x55fbb4538270), i)
   Exit: (205) [system] get_char((0x55fbb4538270), i)
   Call: (205) [system] i=(\)
   Fail: (205) [system] i=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _64308)
   Call: (206) [system] peek_char((0x55fbb4538270), _65242)
   Exit: (206) [system] peek_char((0x55fbb4538270), o)
^  Call: (206) [user] is_delimiter(o)
   Call: (207) [system] char_type(o, space)
   Fail: (207) [system] char_type(o, space)
   Call: (207) [system] arg(_69962, v('(', ')', end_of_file), o)
   Fail: (207) [system] arg(_70894, v('(', ')', end_of_file), o)
^  Fail: (206) [user] is_delimiter(o)
   Call: (206) [system] ')'==o
   Fail: (206) [system] ')'==o
   Call: (206) [system] get_char((0x55fbb4538270), o)
   Exit: (206) [system] get_char((0x55fbb4538270), o)
   Call: (206) [system] o=(\)
   Fail: (206) [system] o=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _78244)
   Call: (207) [system] peek_char((0x55fbb4538270), _79178)
   Exit: (207) [system] peek_char((0x55fbb4538270), n)
^  Call: (207) [user] is_delimiter(n)
   Call: (208) [system] char_type(n, space)
   Fail: (208) [system] char_type(n, space)
   Call: (208) [system] arg(_83898, v('(', ')', end_of_file), n)
   Fail: (208) [system] arg(_84830, v('(', ')', end_of_file), n)
^  Fail: (207) [user] is_delimiter(n)
   Call: (207) [system] ')'==n
   Fail: (207) [system] ')'==n
   Call: (207) [system] get_char((0x55fbb4538270), n)
   Exit: (207) [system] get_char((0x55fbb4538270), n)
   Call: (207) [system] n=(\)
   Fail: (207) [system] n=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _92180)
   Call: (208) [system] peek_char((0x55fbb4538270), _93114)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (208) [user] is_delimiter(' ')
   Call: (209) [system] char_type(' ', space)
   Exit: (209) [system] char_type(' ', space)
^  Exit: (208) [user] is_delimiter(' ')
   Call: (208) [system] _92180=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (207) [system] _78244=[n]
   Exit: (207) [system] [n]=[n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (206) [system] _64308=[o, n]
   Exit: (206) [system] [o, n]=[o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (205) [system] _50372=[i, o, n]
   Exit: (205) [system] [i, o, n]=[i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (204) [system] _36436=[t, i, o, n]
   Exit: (204) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (203) [system] _22500=[a, t, i, o, n]
   Exit: (203) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (202) [system] _8564=[c, a, t, i, o, n]
   Exit: (202) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (201) [system] _3492=[i, c, a, t, i, o, n]
   Exit: (201) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (200) [system] _3488=[l, i, c, a, t, i, o, n]
   Exit: (200) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (199) [system] _3484=[p, l, i, c, a, t, i, o, n]
   Exit: (199) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (198) [system] _3480=[m, p, l, i, c, a, t, i, o, n]
   Exit: (198) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (197) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _3476)
^  Call: (198) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _130338)
^  Call: (200) [system] setup_call_cleanup('$notrace'(_131290, _131292), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _130338), _131272, fail)), '$restore_trace'(_131290, _131292))
^  Call: (201) [system] sig_atomic(system:'$notrace'(_131290, _131292))
^  Exit: (200) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _130338), _131272, fail)), system:'$restore_trace'(3, -1))
   Call: (199) [system] atomic(_130338)
   Fail: (199) [system] atomic(_130338)
   Call: (199) [system] atom_chars(_130338, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (199) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (198) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (198) [system] integer('Implication')
   Fail: (198) [system] integer('Implication')
   Call: (198) [system] _3476='Implication'
   Exit: (198) [system] 'Implication'='Implication'
^  Exit: (197) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (196) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _145288)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _147146)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _156740)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _159444)
   Exit: (198) [system] peek_char((0x55fbb4538270), '(')
   Call: (198) [system] '('=(;)
   Fail: (198) [system] '('=(;)
   Call: (198) [system] '('=(/)
   Fail: (198) [system] '('=(/)
^  Call: (198) [user] is_like_space('(')
   Call: (199) [system] char_type('(', 'white')
   Fail: (199) [system] char_type('(', 'white')
   Call: (199) [system] char_type('(', end_of_line)
   Fail: (199) [system] char_type('(', end_of_line)
   Call: (199) [system] char_type('(', space)
   Fail: (199) [system] char_type('(', space)
   Call: (199) [system] char_type('(', cntrl)
   Fail: (199) [system] char_type('(', cntrl)
^  Fail: (198) [user] is_like_space('(')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _176378)
   Exit: (196) [system] peek_char((0x55fbb4538270), '(')
   Call: (196) [system] '('=')'
   Fail: (196) [system] '('=')'
   Call: (196) [system] '('=end_of_file
   Fail: (196) [system] '('=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55fbb4538270), _181948)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _183806)
   Exit: (198) [system] peek_char((0x55fbb4538270), '(')
   Call: (198) [system] '('=(;)
   Fail: (198) [system] '('=(;)
   Call: (198) [system] '('=(/)
   Fail: (198) [system] '('=(/)
^  Call: (198) [user] is_like_space('(')
   Call: (199) [system] char_type('(', 'white')
   Fail: (199) [system] char_type('(', 'white')
   Call: (199) [system] char_type('(', end_of_line)
   Fail: (199) [system] char_type('(', end_of_line)
   Call: (199) [system] char_type('(', space)
   Fail: (199) [system] char_type('(', space)
   Call: (199) [system] char_type('(', cntrl)
   Fail: (199) [system] char_type('(', cntrl)
^  Fail: (198) [user] is_like_space('(')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] get_char((0x55fbb4538270), _199816)
   Exit: (197) [system] get_char((0x55fbb4538270), '(')
   Call: (197) [system] '('='('
   Exit: (197) [system] '('='('
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _181948)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _205386)
   Exit: (199) [system] peek_char((0x55fbb4538270), 'A')
   Call: (199) [system] 'A'=(;)
   Fail: (199) [system] 'A'=(;)
   Call: (199) [system] 'A'=(/)
   Fail: (199) [system] 'A'=(/)
^  Call: (199) [user] is_like_space('A')
   Call: (200) [system] char_type('A', 'white')
   Fail: (200) [system] char_type('A', 'white')
   Call: (200) [system] char_type('A', end_of_line)
   Fail: (200) [system] char_type('A', end_of_line)
   Call: (200) [system] char_type('A', space)
   Fail: (200) [system] char_type('A', space)
   Call: (200) [system] char_type('A', cntrl)
   Fail: (200) [system] char_type('A', cntrl)
^  Fail: (199) [user] is_like_space('A')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _221396)
   Exit: (198) [system] peek_char((0x55fbb4538270), 'A')
   Call: (198) [system] 'A'=')'
   Fail: (198) [system] 'A'=')'
   Call: (198) [system] 'A'=end_of_file
   Fail: (198) [system] 'A'=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _226966)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _228824)
   Exit: (200) [system] peek_char((0x55fbb4538270), 'A')
   Call: (200) [system] 'A'=(;)
   Fail: (200) [system] 'A'=(;)
   Call: (200) [system] 'A'=(/)
   Fail: (200) [system] 'A'=(/)
^  Call: (200) [user] is_like_space('A')
   Call: (201) [system] char_type('A', 'white')
   Fail: (201) [system] char_type('A', 'white')
   Call: (201) [system] char_type('A', end_of_line)
   Fail: (201) [system] char_type('A', end_of_line)
   Call: (201) [system] char_type('A', space)
   Fail: (201) [system] char_type('A', space)
   Call: (201) [system] char_type('A', cntrl)
   Fail: (201) [system] char_type('A', cntrl)
^  Fail: (200) [user] is_like_space('A')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _244834)
   Exit: (199) [system] get_char((0x55fbb4538270), 'A')
   Call: (199) [system] 'A'='('
   Fail: (199) [system] 'A'='('
   Call: (199) [system] 'A'='['
   Fail: (199) [system] 'A'='['
   Call: (199) [system] 'A'='{'
   Fail: (199) [system] 'A'='{'
   Call: (199) [system] 'A'='"'
   Fail: (199) [system] 'A'='"'
   Call: (199) [system] 'A'=!
   Fail: (199) [system] 'A'=!
   Call: (199) [system] 'A'='\''
   Fail: (199) [system] 'A'='\''
   Call: (199) [system] 'A'='`'
   Fail: (199) [system] 'A'='`'
   Call: (199) [system] 'A'=end_of_file
   Fail: (199) [system] 'A'=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55fbb4538270), 'A', _226966)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _262476)
   Call: (201) [system] peek_char((0x55fbb4538270), _263410)
   Exit: (201) [system] peek_char((0x55fbb4538270), n)
^  Call: (201) [user] is_delimiter(n)
   Call: (202) [system] char_type(n, space)
   Fail: (202) [system] char_type(n, space)
   Call: (202) [system] arg(_268130, v('(', ')', end_of_file), n)
   Fail: (202) [system] arg(_269062, v('(', ')', end_of_file), n)
^  Fail: (201) [user] is_delimiter(n)
   Call: (201) [system] ')'==n
   Fail: (201) [system] ')'==n
   Call: (201) [system] get_char((0x55fbb4538270), n)
   Exit: (201) [system] get_char((0x55fbb4538270), n)
   Call: (201) [system] n=(\)
   Fail: (201) [system] n=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _276412)
   Call: (202) [system] peek_char((0x55fbb4538270), _277346)
   Exit: (202) [system] peek_char((0x55fbb4538270), d)
^  Call: (202) [user] is_delimiter(d)
   Call: (203) [system] char_type(d, space)
   Fail: (203) [system] char_type(d, space)
   Call: (203) [system] arg(_282066, v('(', ')', end_of_file), d)
   Fail: (203) [system] arg(_282998, v('(', ')', end_of_file), d)
^  Fail: (202) [user] is_delimiter(d)
   Call: (202) [system] ')'==d
   Fail: (202) [system] ')'==d
   Call: (202) [system] get_char((0x55fbb4538270), d)
   Exit: (202) [system] get_char((0x55fbb4538270), d)
   Call: (202) [system] d=(\)
   Fail: (202) [system] d=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _290348)
   Call: (203) [system] peek_char((0x55fbb4538270), _291282)
   Exit: (203) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (203) [user] is_delimiter('L')
   Call: (204) [system] char_type('L', space)
   Fail: (204) [system] char_type('L', space)
   Call: (204) [system] arg(_296002, v('(', ')', end_of_file), 'L')
   Fail: (204) [system] arg(_296934, v('(', ')', end_of_file), 'L')
^  Fail: (203) [user] is_delimiter('L')
   Call: (203) [system] ')'=='L'
   Fail: (203) [system] ')'=='L'
   Call: (203) [system] get_char((0x55fbb4538270), 'L')
   Exit: (203) [system] get_char((0x55fbb4538270), 'L')
   Call: (203) [system] 'L'=(\)
   Fail: (203) [system] 'L'=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _304284)
   Call: (204) [system] peek_char((0x55fbb4538270), _305218)
   Exit: (204) [system] peek_char((0x55fbb4538270), i)
^  Call: (204) [user] is_delimiter(i)
   Call: (205) [system] char_type(i, space)
   Fail: (205) [system] char_type(i, space)
   Call: (205) [system] arg(_309938, v('(', ')', end_of_file), i)
   Fail: (205) [system] arg(_310870, v('(', ')', end_of_file), i)
^  Fail: (204) [user] is_delimiter(i)
   Call: (204) [system] ')'==i
   Fail: (204) [system] ')'==i
   Call: (204) [system] get_char((0x55fbb4538270), i)
   Exit: (204) [system] get_char((0x55fbb4538270), i)
   Call: (204) [system] i=(\)
   Fail: (204) [system] i=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _318220)
   Call: (205) [system] peek_char((0x55fbb4538270), _319154)
   Exit: (205) [system] peek_char((0x55fbb4538270), n)
^  Call: (205) [user] is_delimiter(n)
   Call: (206) [system] char_type(n, space)
   Fail: (206) [system] char_type(n, space)
   Call: (206) [system] arg(_323874, v('(', ')', end_of_file), n)
   Fail: (206) [system] arg(_324806, v('(', ')', end_of_file), n)
^  Fail: (205) [user] is_delimiter(n)
   Call: (205) [system] ')'==n
   Fail: (205) [system] ')'==n
   Call: (205) [system] get_char((0x55fbb4538270), n)
   Exit: (205) [system] get_char((0x55fbb4538270), n)
   Call: (205) [system] n=(\)
   Fail: (205) [system] n=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _332156)
   Call: (206) [system] peek_char((0x55fbb4538270), _333090)
   Exit: (206) [system] peek_char((0x55fbb4538270), k)
^  Call: (206) [user] is_delimiter(k)
   Call: (207) [system] char_type(k, space)
   Fail: (207) [system] char_type(k, space)
   Call: (207) [system] arg(_337810, v('(', ')', end_of_file), k)
   Fail: (207) [system] arg(_338742, v('(', ')', end_of_file), k)
^  Fail: (206) [user] is_delimiter(k)
   Call: (206) [system] ')'==k
   Fail: (206) [system] ')'==k
   Call: (206) [system] get_char((0x55fbb4538270), k)
   Exit: (206) [system] get_char((0x55fbb4538270), k)
   Call: (206) [system] k=(\)
   Fail: (206) [system] k=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _346092)
   Call: (207) [system] peek_char((0x55fbb4538270), _347026)
   Exit: (207) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (207) [user] is_delimiter(' ')
   Call: (208) [system] char_type(' ', space)
   Exit: (208) [system] char_type(' ', space)
^  Exit: (207) [user] is_delimiter(' ')
   Call: (207) [system] _346092=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (206) [system] _332156=[k]
   Exit: (206) [system] [k]=[k]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (205) [system] _318220=[n, k]
   Exit: (205) [system] [n, k]=[n, k]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (204) [system] _304284=[i, n, k]
   Exit: (204) [system] [i, n, k]=[i, n, k]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (203) [system] _290348=['L', i, n, k]
   Exit: (203) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (202) [system] _276412=[d, 'L', i, n, k]
   Exit: (202) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (201) [system] _262476=[n, d, 'L', i, n, k]
   Exit: (201) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (200) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _226966)
^  Call: (201) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _373074)
^  Call: (203) [system] setup_call_cleanup('$notrace'(_374026, _374028), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _373074), _374008, fail)), '$restore_trace'(_374026, _374028))
^  Call: (204) [system] sig_atomic(system:'$notrace'(_374026, _374028))
^  Exit: (203) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _373074), _374008, fail)), system:'$restore_trace'(3, -1))
   Call: (202) [system] atomic(_373074)
   Fail: (202) [system] atomic(_373074)
   Call: (202) [system] atom_chars(_373074, ['A', n, d, 'L', i, n, k])
   Exit: (202) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (201) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (201) [system] integer('AndLink')
   Fail: (201) [system] integer('AndLink')
   Call: (201) [system] _226966='AndLink'
   Exit: (201) [system] 'AndLink'='AndLink'
^  Exit: (200) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (199) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _388024)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _389882)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _399476)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _402180)
   Exit: (201) [system] peek_char((0x55fbb4538270), 'A')
   Call: (201) [system] 'A'=(;)
   Fail: (201) [system] 'A'=(;)
   Call: (201) [system] 'A'=(/)
   Fail: (201) [system] 'A'=(/)
^  Call: (201) [user] is_like_space('A')
   Call: (202) [system] char_type('A', 'white')
   Fail: (202) [system] char_type('A', 'white')
   Call: (202) [system] char_type('A', end_of_line)
   Fail: (202) [system] char_type('A', end_of_line)
   Call: (202) [system] char_type('A', space)
   Fail: (202) [system] char_type('A', space)
   Call: (202) [system] char_type('A', cntrl)
   Fail: (202) [system] char_type('A', cntrl)
^  Fail: (201) [user] is_like_space('A')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _419114)
   Exit: (199) [system] peek_char((0x55fbb4538270), 'A')
   Call: (199) [system] 'A'=')'
   Fail: (199) [system] 'A'=')'
   Call: (199) [system] 'A'=end_of_file
   Fail: (199) [system] 'A'=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _424684)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _426542)
   Exit: (201) [system] peek_char((0x55fbb4538270), 'A')
   Call: (201) [system] 'A'=(;)
   Fail: (201) [system] 'A'=(;)
   Call: (201) [system] 'A'=(/)
   Fail: (201) [system] 'A'=(/)
^  Call: (201) [user] is_like_space('A')
   Call: (202) [system] char_type('A', 'white')
   Fail: (202) [system] char_type('A', 'white')
   Call: (202) [system] char_type('A', end_of_line)
   Fail: (202) [system] char_type('A', end_of_line)
   Call: (202) [system] char_type('A', space)
   Fail: (202) [system] char_type('A', space)
   Call: (202) [system] char_type('A', cntrl)
   Fail: (202) [system] char_type('A', cntrl)
^  Fail: (201) [user] is_like_space('A')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _442552)
   Exit: (200) [system] get_char((0x55fbb4538270), 'A')
   Call: (200) [system] 'A'='('
   Fail: (200) [system] 'A'='('
   Call: (200) [system] 'A'='['
   Fail: (200) [system] 'A'='['
   Call: (200) [system] 'A'='{'
   Fail: (200) [system] 'A'='{'
   Call: (200) [system] 'A'='"'
   Fail: (200) [system] 'A'='"'
   Call: (200) [system] 'A'=!
   Fail: (200) [system] 'A'=!
   Call: (200) [system] 'A'='\''
   Fail: (200) [system] 'A'='\''
   Call: (200) [system] 'A'='`'
   Fail: (200) [system] 'A'='`'
   Call: (200) [system] 'A'=end_of_file
   Fail: (200) [system] 'A'=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55fbb4538270), 'A', _424684)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _460194)
   Call: (202) [system] peek_char((0x55fbb4538270), _461128)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (202) [user] is_delimiter(' ')
   Call: (203) [system] char_type(' ', space)
   Exit: (203) [system] char_type(' ', space)
^  Exit: (202) [user] is_delimiter(' ')
   Call: (202) [system] _460194=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (201) [user] classify_and_convert_charseq(['A'], _424684)
^  Call: (202) [user] classify_and_convert_charseq_(['A'], _470412)
^  Call: (204) [system] setup_call_cleanup('$notrace'(_471364, _471366), once(user:catch(read_from_chars(['A'], _470412), _471346, fail)), '$restore_trace'(_471364, _471366))
^  Call: (205) [system] sig_atomic(system:'$notrace'(_471364, _471366))
^  Exit: (204) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _470412), _471346, fail)), system:'$restore_trace'(3, -1))
   Call: (203) [system] atomic(_470412)
   Fail: (203) [system] atomic(_470412)
   Call: (203) [system] atom_chars(_470412, ['A'])
   Exit: (203) [system] atom_chars('A', ['A'])
^  Exit: (202) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (202) [system] integer('A')
   Fail: (202) [system] integer('A')
   Call: (202) [system] _424684='A'
   Exit: (202) [system] 'A'='A'
^  Exit: (201) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (200) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _485362)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _487220)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _496814)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _499518)
   Exit: (202) [system] peek_char((0x55fbb4538270), 'B')
   Call: (202) [system] 'B'=(;)
   Fail: (202) [system] 'B'=(;)
   Call: (202) [system] 'B'=(/)
   Fail: (202) [system] 'B'=(/)
^  Call: (202) [user] is_like_space('B')
   Call: (203) [system] char_type('B', 'white')
   Fail: (203) [system] char_type('B', 'white')
   Call: (203) [system] char_type('B', end_of_line)
   Fail: (203) [system] char_type('B', end_of_line)
   Call: (203) [system] char_type('B', space)
   Fail: (203) [system] char_type('B', space)
   Call: (203) [system] char_type('B', cntrl)
   Fail: (203) [system] char_type('B', cntrl)
^  Fail: (202) [user] is_like_space('B')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _516452)
   Exit: (200) [system] peek_char((0x55fbb4538270), 'B')
   Call: (200) [system] 'B'=')'
   Fail: (200) [system] 'B'=')'
   Call: (200) [system] 'B'=end_of_file
   Fail: (200) [system] 'B'=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _522022)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _523880)
   Exit: (202) [system] peek_char((0x55fbb4538270), 'B')
   Call: (202) [system] 'B'=(;)
   Fail: (202) [system] 'B'=(;)
   Call: (202) [system] 'B'=(/)
   Fail: (202) [system] 'B'=(/)
^  Call: (202) [user] is_like_space('B')
   Call: (203) [system] char_type('B', 'white')
   Fail: (203) [system] char_type('B', 'white')
   Call: (203) [system] char_type('B', end_of_line)
   Fail: (203) [system] char_type('B', end_of_line)
   Call: (203) [system] char_type('B', space)
   Fail: (203) [system] char_type('B', space)
   Call: (203) [system] char_type('B', cntrl)
   Fail: (203) [system] char_type('B', cntrl)
^  Fail: (202) [user] is_like_space('B')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _539890)
   Exit: (201) [system] get_char((0x55fbb4538270), 'B')
   Call: (201) [system] 'B'='('
   Fail: (201) [system] 'B'='('
   Call: (201) [system] 'B'='['
   Fail: (201) [system] 'B'='['
   Call: (201) [system] 'B'='{'
   Fail: (201) [system] 'B'='{'
   Call: (201) [system] 'B'='"'
   Fail: (201) [system] 'B'='"'
   Call: (201) [system] 'B'=!
   Fail: (201) [system] 'B'=!
   Call: (201) [system] 'B'='\''
   Fail: (201) [system] 'B'='\''
   Call: (201) [system] 'B'='`'
   Fail: (201) [system] 'B'='`'
   Call: (201) [system] 'B'=end_of_file
   Fail: (201) [system] 'B'=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), 'B', _522022)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _557532)
   Call: (203) [system] peek_char((0x55fbb4538270), _558466)
   Exit: (203) [system] peek_char((0x55fbb4538270), ')')
^  Call: (203) [user] is_delimiter(')')
   Call: (204) [system] char_type(')', space)
   Fail: (204) [system] char_type(')', space)
   Call: (204) [system] arg(_563186, v('(', ')', end_of_file), ')')
   Exit: (204) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (203) [user] is_delimiter(')')
   Call: (203) [system] _557532=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (202) [user] classify_and_convert_charseq(['B'], _522022)
^  Call: (203) [user] classify_and_convert_charseq_(['B'], _569622)
^  Call: (205) [system] setup_call_cleanup('$notrace'(_570574, _570576), once(user:catch(read_from_chars(['B'], _569622), _570556, fail)), '$restore_trace'(_570574, _570576))
^  Call: (206) [system] sig_atomic(system:'$notrace'(_570574, _570576))
^  Exit: (205) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _569622), _570556, fail)), system:'$restore_trace'(3, -1))
   Call: (204) [system] atomic(_569622)
   Fail: (204) [system] atomic(_569622)
   Call: (204) [system] atom_chars(_569622, ['B'])
   Exit: (204) [system] atom_chars('B', ['B'])
^  Exit: (203) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (203) [system] integer('B')
   Fail: (203) [system] integer('B')
   Call: (203) [system] _522022='B'
   Exit: (203) [system] 'B'='B'
^  Exit: (202) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _584572)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _586430)
   Exit: (202) [system] peek_char((0x55fbb4538270), ')')
   Call: (202) [system] ')'=(;)
   Fail: (202) [system] ')'=(;)
   Call: (202) [system] ')'=(/)
   Fail: (202) [system] ')'=(/)
^  Call: (202) [user] is_like_space(')')
   Call: (203) [system] char_type(')', 'white')
   Fail: (203) [system] char_type(')', 'white')
   Call: (203) [system] char_type(')', end_of_line)
   Fail: (203) [system] char_type(')', end_of_line)
   Call: (203) [system] char_type(')', space)
   Fail: (203) [system] char_type(')', space)
   Call: (203) [system] char_type(')', cntrl)
   Fail: (203) [system] char_type(')', cntrl)
^  Fail: (202) [user] is_like_space(')')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _602440)
   Exit: (201) [system] peek_char((0x55fbb4538270), ')')
   Call: (201) [system] ')'=')'
   Exit: (201) [system] ')'=')'
   Call: (201) [system] get_char((0x55fbb4538270), _606230)
   Exit: (201) [system] get_char((0x55fbb4538270), ')')
   Call: (201) [system] _584572=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [])
   Call: (200) [system] _485362=['B']
   Exit: (200) [system] ['B']=['B']
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (199) [system] _388024=['A', 'B']
   Exit: (199) [system] ['A', 'B']=['A', 'B']
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), ['A', 'B'])
   Call: (198) [system] _181948=['AndLink', 'A', 'B']
   Exit: (198) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Exit: (196) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _620112)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _621970)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _631564)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _634268)
   Exit: (199) [system] peek_char((0x55fbb4538270), 'C')
   Call: (199) [system] 'C'=(;)
   Fail: (199) [system] 'C'=(;)
   Call: (199) [system] 'C'=(/)
   Fail: (199) [system] 'C'=(/)
^  Call: (199) [user] is_like_space('C')
   Call: (200) [system] char_type('C', 'white')
   Fail: (200) [system] char_type('C', 'white')
   Call: (200) [system] char_type('C', end_of_line)
   Fail: (200) [system] char_type('C', end_of_line)
   Call: (200) [system] char_type('C', space)
   Fail: (200) [system] char_type('C', space)
   Call: (200) [system] char_type('C', cntrl)
   Fail: (200) [system] char_type('C', cntrl)
^  Fail: (199) [user] is_like_space('C')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _651202)
   Exit: (197) [system] peek_char((0x55fbb4538270), 'C')
   Call: (197) [system] 'C'=')'
   Fail: (197) [system] 'C'=')'
   Call: (197) [system] 'C'=end_of_file
   Fail: (197) [system] 'C'=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _656772)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _658630)
   Exit: (199) [system] peek_char((0x55fbb4538270), 'C')
   Call: (199) [system] 'C'=(;)
   Fail: (199) [system] 'C'=(;)
   Call: (199) [system] 'C'=(/)
   Fail: (199) [system] 'C'=(/)
^  Call: (199) [user] is_like_space('C')
   Call: (200) [system] char_type('C', 'white')
   Fail: (200) [system] char_type('C', 'white')
   Call: (200) [system] char_type('C', end_of_line)
   Fail: (200) [system] char_type('C', end_of_line)
   Call: (200) [system] char_type('C', space)
   Fail: (200) [system] char_type('C', space)
   Call: (200) [system] char_type('C', cntrl)
   Fail: (200) [system] char_type('C', cntrl)
^  Fail: (199) [user] is_like_space('C')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _674640)
   Exit: (198) [system] get_char((0x55fbb4538270), 'C')
   Call: (198) [system] 'C'='('
   Fail: (198) [system] 'C'='('
   Call: (198) [system] 'C'='['
   Fail: (198) [system] 'C'='['
   Call: (198) [system] 'C'='{'
   Fail: (198) [system] 'C'='{'
   Call: (198) [system] 'C'='"'
   Fail: (198) [system] 'C'='"'
   Call: (198) [system] 'C'=!
   Fail: (198) [system] 'C'=!
   Call: (198) [system] 'C'='\''
   Fail: (198) [system] 'C'='\''
   Call: (198) [system] 'C'='`'
   Fail: (198) [system] 'C'='`'
   Call: (198) [system] 'C'=end_of_file
   Fail: (198) [system] 'C'=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55fbb4538270), 'C', _656772)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _692282)
   Call: (200) [system] peek_char((0x55fbb4538270), _693216)
   Exit: (200) [system] peek_char((0x55fbb4538270), ')')
^  Call: (200) [user] is_delimiter(')')
   Call: (201) [system] char_type(')', space)
   Fail: (201) [system] char_type(')', space)
   Call: (201) [system] arg(_697936, v('(', ')', end_of_file), ')')
   Exit: (201) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (200) [user] is_delimiter(')')
   Call: (200) [system] _692282=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (199) [user] classify_and_convert_charseq(['C'], _656772)
^  Call: (200) [user] classify_and_convert_charseq_(['C'], _704372)
^  Call: (202) [system] setup_call_cleanup('$notrace'(_705324, _705326), once(user:catch(read_from_chars(['C'], _704372), _705306, fail)), '$restore_trace'(_705324, _705326))
^  Call: (203) [system] sig_atomic(system:'$notrace'(_705324, _705326))
^  Exit: (202) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _704372), _705306, fail)), system:'$restore_trace'(3, -1))
   Call: (201) [system] atomic(_704372)
   Fail: (201) [system] atomic(_704372)
   Call: (201) [system] atom_chars(_704372, ['C'])
   Exit: (201) [system] atom_chars('C', ['C'])
^  Exit: (200) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (200) [system] integer('C')
   Fail: (200) [system] integer('C')
   Call: (200) [system] _656772='C'
   Exit: (200) [system] 'C'='C'
^  Exit: (199) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (198) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _719322)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _721180)
   Exit: (199) [system] peek_char((0x55fbb4538270), ')')
   Call: (199) [system] ')'=(;)
   Fail: (199) [system] ')'=(;)
   Call: (199) [system] ')'=(/)
   Fail: (199) [system] ')'=(/)
^  Call: (199) [user] is_like_space(')')
   Call: (200) [system] char_type(')', 'white')
   Fail: (200) [system] char_type(')', 'white')
   Call: (200) [system] char_type(')', end_of_line)
   Fail: (200) [system] char_type(')', end_of_line)
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] char_type(')', cntrl)
   Fail: (200) [system] char_type(')', cntrl)
^  Fail: (199) [user] is_like_space(')')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _737190)
   Exit: (198) [system] peek_char((0x55fbb4538270), ')')
   Call: (198) [system] ')'=')'
   Exit: (198) [system] ')'=')'
   Call: (198) [system] get_char((0x55fbb4538270), _740980)
   Exit: (198) [system] get_char((0x55fbb4538270), ')')
   Call: (198) [system] _719322=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [])
   Call: (197) [system] _620112=['C']
   Exit: (197) [system] ['C']=['C']
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), ['C'])
   Call: (196) [system] _145288=[['AndLink', 'A', 'B'], 'C']
   Exit: (196) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'A', 'B'], 'C'])
   Call: (195) [system] _3470=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (195) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _754862)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _756720)
   Exit: (195) [system] peek_char((0x55fbb4538270), ')')
   Call: (195) [system] ')'=(;)
   Fail: (195) [system] ')'=(;)
   Call: (195) [system] ')'=(/)
   Fail: (195) [system] ')'=(/)
^  Call: (195) [user] is_like_space(')')
   Call: (196) [system] char_type(')', 'white')
   Fail: (196) [system] char_type(')', 'white')
   Call: (196) [system] char_type(')', end_of_line)
   Fail: (196) [system] char_type(')', end_of_line)
   Call: (196) [system] char_type(')', space)
   Fail: (196) [system] char_type(')', space)
   Call: (196) [system] char_type(')', cntrl)
   Fail: (196) [system] char_type(')', cntrl)
^  Fail: (195) [user] is_like_space(')')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _772730)
   Exit: (194) [system] peek_char((0x55fbb4538270), ')')
   Call: (194) [system] ')'=')'
   Exit: (194) [system] ')'=')'
   Call: (194) [system] get_char((0x55fbb4538270), _776520)
   Exit: (194) [system] get_char((0x55fbb4538270), ')')
   Call: (194) [system] _754862=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [])
   Call: (193) [system] _3466=[['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (193) [system] [['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (192) [system] _3460=[abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (192) [system] [abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]=[abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), [abc, ['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (191) [system] _3452=[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (191) [system] [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]=[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (190) [user] read_list(')', (0x55fbb4538270), [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Exit: (189) [user] cont_sexpr(')', (0x55fbb4538270), [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Call: (189) [user] read_list(')', (0x55fbb4538270), _790402)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _792260)
   Exit: (191) [system] peek_char((0x55fbb4538270), '\n')
   Call: (191) [system] '\n'=(;)
   Fail: (191) [system] '\n'=(;)
   Call: (191) [system] '\n'=(/)
   Fail: (191) [system] '\n'=(/)
^  Call: (191) [user] is_like_space('\n')
   Call: (192) [system] char_type('\n', 'white')
   Fail: (192) [system] char_type('\n', 'white')
   Call: (192) [system] char_type('\n', end_of_line)
   Exit: (192) [system] char_type('\n', end_of_line)
^  Exit: (191) [user] is_like_space('\n')
   Call: (191) [system] get_char((0x55fbb4538270), _803710)
   Exit: (191) [system] get_char((0x55fbb4538270), '\n')
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _806414)
   Exit: (192) [system] peek_char((0x55fbb4538270), '\t')
   Call: (192) [system] '\t'=(;)
   Fail: (192) [system] '\t'=(;)
   Call: (192) [system] '\t'=(/)
   Fail: (192) [system] '\t'=(/)
^  Call: (192) [user] is_like_space('\t')
   Call: (193) [system] char_type('\t', 'white')
   Exit: (193) [system] char_type('\t', 'white')
^  Exit: (192) [user] is_like_space('\t')
   Call: (192) [system] get_char((0x55fbb4538270), _816008)
   Exit: (192) [system] get_char((0x55fbb4538270), '\t')
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _818712)
   Exit: (193) [system] peek_char((0x55fbb4538270), '\t')
   Call: (193) [system] '\t'=(;)
   Fail: (193) [system] '\t'=(;)
   Call: (193) [system] '\t'=(/)
   Fail: (193) [system] '\t'=(/)
^  Call: (193) [user] is_like_space('\t')
   Call: (194) [system] char_type('\t', 'white')
   Exit: (194) [system] char_type('\t', 'white')
^  Exit: (193) [user] is_like_space('\t')
   Call: (193) [system] get_char((0x55fbb4538270), _828306)
   Exit: (193) [system] get_char((0x55fbb4538270), '\t')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _831010)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
   Call: (194) [system] ' '=(/)
   Fail: (194) [system] ' '=(/)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55fbb4538270), _840604)
   Exit: (194) [system] get_char((0x55fbb4538270), ' ')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _843308)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
   Call: (195) [system] '('=(/)
   Fail: (195) [system] '('=(/)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _863014)
   Exit: (190) [system] peek_char((0x55fbb4538270), '(')
   Call: (190) [system] '('=')'
   Fail: (190) [system] '('=')'
   Call: (190) [system] '('=end_of_file
   Fail: (190) [system] '('=end_of_file
^  Call: (190) [user] cont_sexpr(')', (0x55fbb4538270), _868584)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _870442)
   Exit: (192) [system] peek_char((0x55fbb4538270), '(')
   Call: (192) [system] '('=(;)
   Fail: (192) [system] '('=(;)
   Call: (192) [system] '('=(/)
   Fail: (192) [system] '('=(/)
^  Call: (192) [user] is_like_space('(')
   Call: (193) [system] char_type('(', 'white')
   Fail: (193) [system] char_type('(', 'white')
   Call: (193) [system] char_type('(', end_of_line)
   Fail: (193) [system] char_type('(', end_of_line)
   Call: (193) [system] char_type('(', space)
   Fail: (193) [system] char_type('(', space)
   Call: (193) [system] char_type('(', cntrl)
   Fail: (193) [system] char_type('(', cntrl)
^  Fail: (192) [user] is_like_space('(')
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] get_char((0x55fbb4538270), _886452)
   Exit: (191) [system] get_char((0x55fbb4538270), '(')
   Call: (191) [system] '('='('
   Exit: (191) [system] '('='('
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _868584)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _892022)
   Exit: (193) [system] peek_char((0x55fbb4538270), :)
   Call: (193) [system] (:)=(;)
   Fail: (193) [system] (:)=(;)
   Call: (193) [system] (:)=(/)
   Fail: (193) [system] (:)=(/)
^  Call: (193) [user] is_like_space(:)
   Call: (194) [system] char_type(:, 'white')
   Fail: (194) [system] char_type(:, 'white')
   Call: (194) [system] char_type(:, end_of_line)
   Fail: (194) [system] char_type(:, end_of_line)
   Call: (194) [system] char_type(:, space)
   Fail: (194) [system] char_type(:, space)
   Call: (194) [system] char_type(:, cntrl)
   Fail: (194) [system] char_type(:, cntrl)
^  Fail: (193) [user] is_like_space(:)
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _908032)
   Exit: (192) [system] peek_char((0x55fbb4538270), :)
   Call: (192) [system] (:)=')'
   Fail: (192) [system] (:)=')'
   Call: (192) [system] (:)=end_of_file
   Fail: (192) [system] (:)=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _913602)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _915460)
   Exit: (194) [system] peek_char((0x55fbb4538270), :)
   Call: (194) [system] (:)=(;)
   Fail: (194) [system] (:)=(;)
   Call: (194) [system] (:)=(/)
   Fail: (194) [system] (:)=(/)
^  Call: (194) [user] is_like_space(:)
   Call: (195) [system] char_type(:, 'white')
   Fail: (195) [system] char_type(:, 'white')
   Call: (195) [system] char_type(:, end_of_line)
   Fail: (195) [system] char_type(:, end_of_line)
   Call: (195) [system] char_type(:, space)
   Fail: (195) [system] char_type(:, space)
   Call: (195) [system] char_type(:, cntrl)
   Fail: (195) [system] char_type(:, cntrl)
^  Fail: (194) [user] is_like_space(:)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _931470)
   Exit: (193) [system] get_char((0x55fbb4538270), :)
   Call: (193) [system] (:)='('
   Fail: (193) [system] (:)='('
   Call: (193) [system] (:)='['
   Fail: (193) [system] (:)='['
   Call: (193) [system] (:)='{'
   Fail: (193) [system] (:)='{'
   Call: (193) [system] (:)='"'
   Fail: (193) [system] (:)='"'
   Call: (193) [system] (:)=!
   Fail: (193) [system] (:)=!
   Call: (193) [system] (:)='\''
   Fail: (193) [system] (:)='\''
   Call: (193) [system] (:)='`'
   Fail: (193) [system] (:)='`'
   Call: (193) [system] (:)=end_of_file
   Fail: (193) [system] (:)=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55fbb4538270), :, _913602)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _949112)
   Call: (195) [system] peek_char((0x55fbb4538270), _950046)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (195) [user] is_delimiter(' ')
   Call: (196) [system] char_type(' ', space)
   Exit: (196) [system] char_type(' ', space)
^  Exit: (195) [user] is_delimiter(' ')
   Call: (195) [system] _949112=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (194) [user] classify_and_convert_charseq([:], _913602)
^  Call: (195) [user] classify_and_convert_charseq_([:], _959330)
^  Call: (197) [system] setup_call_cleanup('$notrace'(_960282, _960284), once(user:catch(read_from_chars([:], _959330), _960264, fail)), '$restore_trace'(_960282, _960284))
^  Call: (198) [system] sig_atomic(system:'$notrace'(_960282, _960284))
^  Exit: (197) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _960264, fail)), system:'$restore_trace'(3, -1))
   Call: (196) [system] atomic(:)
   Exit: (196) [system] atomic(:)
^  Exit: (195) [user] classify_and_convert_charseq_([:], :)
   Call: (195) [system] integer(:)
   Fail: (195) [system] integer(:)
   Call: (195) [system] _913602=(:)
   Exit: (195) [system] (:)=(:)
^  Exit: (194) [user] classify_and_convert_charseq([:], :)
^  Exit: (193) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _972410)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _974268)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
   Call: (194) [system] ' '=(/)
   Fail: (194) [system] ' '=(/)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55fbb4538270), _983862)
   Exit: (194) [system] get_char((0x55fbb4538270), ' ')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _986566)
   Exit: (195) [system] peek_char((0x55fbb4538270), c)
   Call: (195) [system] c=(;)
   Fail: (195) [system] c=(;)
   Call: (195) [system] c=(/)
   Fail: (195) [system] c=(/)
^  Call: (195) [user] is_like_space(c)
   Call: (196) [system] char_type(c, 'white')
   Fail: (196) [system] char_type(c, 'white')
   Call: (196) [system] char_type(c, end_of_line)
   Fail: (196) [system] char_type(c, end_of_line)
   Call: (196) [system] char_type(c, space)
   Fail: (196) [system] char_type(c, space)
   Call: (196) [system] char_type(c, cntrl)
   Fail: (196) [system] char_type(c, cntrl)
^  Fail: (195) [user] is_like_space(c)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1003500)
   Exit: (193) [system] peek_char((0x55fbb4538270), c)
   Call: (193) [system] c=')'
   Fail: (193) [system] c=')'
   Call: (193) [system] c=end_of_file
   Fail: (193) [system] c=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _1009070)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1010928)
   Exit: (195) [system] peek_char((0x55fbb4538270), c)
   Call: (195) [system] c=(;)
   Fail: (195) [system] c=(;)
   Call: (195) [system] c=(/)
   Fail: (195) [system] c=(/)
^  Call: (195) [user] is_like_space(c)
   Call: (196) [system] char_type(c, 'white')
   Fail: (196) [system] char_type(c, 'white')
   Call: (196) [system] char_type(c, end_of_line)
   Fail: (196) [system] char_type(c, end_of_line)
   Call: (196) [system] char_type(c, space)
   Fail: (196) [system] char_type(c, space)
   Call: (196) [system] char_type(c, cntrl)
   Fail: (196) [system] char_type(c, cntrl)
^  Fail: (195) [user] is_like_space(c)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _1026938)
   Exit: (194) [system] get_char((0x55fbb4538270), c)
   Call: (194) [system] c='('
   Fail: (194) [system] c='('
   Call: (194) [system] c='['
   Fail: (194) [system] c='['
   Call: (194) [system] c='{'
   Fail: (194) [system] c='{'
   Call: (194) [system] c='"'
   Fail: (194) [system] c='"'
   Call: (194) [system] c=!
   Fail: (194) [system] c=!
   Call: (194) [system] c='\''
   Fail: (194) [system] c='\''
   Call: (194) [system] c='`'
   Fail: (194) [system] c='`'
   Call: (194) [system] c=end_of_file
   Fail: (194) [system] c=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55fbb4538270), c, _1009070)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _1044580)
   Call: (196) [system] peek_char((0x55fbb4538270), _1045514)
   Exit: (196) [system] peek_char((0x55fbb4538270), d)
^  Call: (196) [user] is_delimiter(d)
   Call: (197) [system] char_type(d, space)
   Fail: (197) [system] char_type(d, space)
   Call: (197) [system] arg(_1050234, v('(', ')', end_of_file), d)
   Fail: (197) [system] arg(_1051166, v('(', ')', end_of_file), d)
^  Fail: (196) [user] is_delimiter(d)
   Call: (196) [system] ')'==d
   Fail: (196) [system] ')'==d
   Call: (196) [system] get_char((0x55fbb4538270), d)
   Exit: (196) [system] get_char((0x55fbb4538270), d)
   Call: (196) [system] d=(\)
   Fail: (196) [system] d=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _1058516)
   Call: (197) [system] peek_char((0x55fbb4538270), _1059450)
   Exit: (197) [system] peek_char((0x55fbb4538270), e)
^  Call: (197) [user] is_delimiter(e)
   Call: (198) [system] char_type(e, space)
   Fail: (198) [system] char_type(e, space)
   Call: (198) [system] arg(_1064170, v('(', ')', end_of_file), e)
   Fail: (198) [system] arg(_1065102, v('(', ')', end_of_file), e)
^  Fail: (197) [user] is_delimiter(e)
   Call: (197) [system] ')'==e
   Fail: (197) [system] ')'==e
   Call: (197) [system] get_char((0x55fbb4538270), e)
   Exit: (197) [system] get_char((0x55fbb4538270), e)
   Call: (197) [system] e=(\)
   Fail: (197) [system] e=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _1072452)
   Call: (198) [system] peek_char((0x55fbb4538270), _1073386)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (198) [user] is_delimiter(' ')
   Call: (199) [system] char_type(' ', space)
   Exit: (199) [system] char_type(' ', space)
^  Exit: (198) [user] is_delimiter(' ')
   Call: (198) [system] _1072452=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (197) [system] _1058516=[e]
   Exit: (197) [system] [e]=[e]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (196) [system] _1044580=[d, e]
   Exit: (196) [system] [d, e]=[d, e]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, e])
^  Call: (195) [user] classify_and_convert_charseq([c, d, e], _1009070)
^  Call: (196) [user] classify_and_convert_charseq_([c, d, e], _1088258)
^  Call: (198) [system] setup_call_cleanup('$notrace'(_1089210, _1089212), once(user:catch(read_from_chars([c, d, e], _1088258), _1089192, fail)), '$restore_trace'(_1089210, _1089212))
^  Call: (199) [system] sig_atomic(system:'$notrace'(_1089210, _1089212))
^  Exit: (198) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _1089192, fail)), system:'$restore_trace'(3, -1))
   Call: (197) [system] atomic(cde)
   Exit: (197) [system] atomic(cde)
^  Exit: (196) [user] classify_and_convert_charseq_([c, d, e], cde)
   Call: (196) [system] integer(cde)
   Fail: (196) [system] integer(cde)
   Call: (196) [system] _1009070=cde
   Exit: (196) [system] cde=cde
^  Exit: (195) [user] classify_and_convert_charseq([c, d, e], cde)
^  Exit: (194) [user] read_symbolic(')', (0x55fbb4538270), c, cde)
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), cde)
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _1101338)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1103196)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _1112790)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1115494)
   Exit: (196) [system] peek_char((0x55fbb4538270), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
   Call: (196) [system] '('=(/)
   Fail: (196) [system] '('=(/)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1132428)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=')'
   Fail: (194) [system] '('=')'
   Call: (194) [system] '('=end_of_file
   Fail: (194) [system] '('=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _1137998)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1139856)
   Exit: (196) [system] peek_char((0x55fbb4538270), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
   Call: (196) [system] '('=(/)
   Fail: (196) [system] '('=(/)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _1155866)
   Exit: (195) [system] get_char((0x55fbb4538270), '(')
   Call: (195) [system] '('='('
   Exit: (195) [system] '('='('
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _1137998)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1161436)
   Exit: (197) [system] peek_char((0x55fbb4538270), 'I')
   Call: (197) [system] 'I'=(;)
   Fail: (197) [system] 'I'=(;)
   Call: (197) [system] 'I'=(/)
   Fail: (197) [system] 'I'=(/)
^  Call: (197) [user] is_like_space('I')
   Call: (198) [system] char_type('I', 'white')
   Fail: (198) [system] char_type('I', 'white')
   Call: (198) [system] char_type('I', end_of_line)
   Fail: (198) [system] char_type('I', end_of_line)
   Call: (198) [system] char_type('I', space)
   Fail: (198) [system] char_type('I', space)
   Call: (198) [system] char_type('I', cntrl)
   Fail: (198) [system] char_type('I', cntrl)
^  Fail: (197) [user] is_like_space('I')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1177446)
   Exit: (196) [system] peek_char((0x55fbb4538270), 'I')
   Call: (196) [system] 'I'=')'
   Fail: (196) [system] 'I'=')'
   Call: (196) [system] 'I'=end_of_file
   Fail: (196) [system] 'I'=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55fbb4538270), _1183016)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1184874)
   Exit: (198) [system] peek_char((0x55fbb4538270), 'I')
   Call: (198) [system] 'I'=(;)
   Fail: (198) [system] 'I'=(;)
   Call: (198) [system] 'I'=(/)
   Fail: (198) [system] 'I'=(/)
^  Call: (198) [user] is_like_space('I')
   Call: (199) [system] char_type('I', 'white')
   Fail: (199) [system] char_type('I', 'white')
   Call: (199) [system] char_type('I', end_of_line)
   Fail: (199) [system] char_type('I', end_of_line)
   Call: (199) [system] char_type('I', space)
   Fail: (199) [system] char_type('I', space)
   Call: (199) [system] char_type('I', cntrl)
   Fail: (199) [system] char_type('I', cntrl)
^  Fail: (198) [user] is_like_space('I')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] get_char((0x55fbb4538270), _1200884)
   Exit: (197) [system] get_char((0x55fbb4538270), 'I')
   Call: (197) [system] 'I'='('
   Fail: (197) [system] 'I'='('
   Call: (197) [system] 'I'='['
   Fail: (197) [system] 'I'='['
   Call: (197) [system] 'I'='{'
   Fail: (197) [system] 'I'='{'
   Call: (197) [system] 'I'='"'
   Fail: (197) [system] 'I'='"'
   Call: (197) [system] 'I'=!
   Fail: (197) [system] 'I'=!
   Call: (197) [system] 'I'='\''
   Fail: (197) [system] 'I'='\''
   Call: (197) [system] 'I'='`'
   Fail: (197) [system] 'I'='`'
   Call: (197) [system] 'I'=end_of_file
   Fail: (197) [system] 'I'=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55fbb4538270), 'I', _1183016)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _1218526)
   Call: (199) [system] peek_char((0x55fbb4538270), _1219460)
   Exit: (199) [system] peek_char((0x55fbb4538270), m)
^  Call: (199) [user] is_delimiter(m)
   Call: (200) [system] char_type(m, space)
   Fail: (200) [system] char_type(m, space)
   Call: (200) [system] arg(_1224180, v('(', ')', end_of_file), m)
   Fail: (200) [system] arg(_1225112, v('(', ')', end_of_file), m)
^  Fail: (199) [user] is_delimiter(m)
   Call: (199) [system] ')'==m
   Fail: (199) [system] ')'==m
   Call: (199) [system] get_char((0x55fbb4538270), m)
   Exit: (199) [system] get_char((0x55fbb4538270), m)
   Call: (199) [system] m=(\)
   Fail: (199) [system] m=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _1232462)
   Call: (200) [system] peek_char((0x55fbb4538270), _1233396)
   Exit: (200) [system] peek_char((0x55fbb4538270), p)
^  Call: (200) [user] is_delimiter(p)
   Call: (201) [system] char_type(p, space)
   Fail: (201) [system] char_type(p, space)
   Call: (201) [system] arg(_1238116, v('(', ')', end_of_file), p)
   Fail: (201) [system] arg(_1239048, v('(', ')', end_of_file), p)
^  Fail: (200) [user] is_delimiter(p)
   Call: (200) [system] ')'==p
   Fail: (200) [system] ')'==p
   Call: (200) [system] get_char((0x55fbb4538270), p)
   Exit: (200) [system] get_char((0x55fbb4538270), p)
   Call: (200) [system] p=(\)
   Fail: (200) [system] p=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _1246398)
   Call: (201) [system] peek_char((0x55fbb4538270), _1247332)
   Exit: (201) [system] peek_char((0x55fbb4538270), l)
^  Call: (201) [user] is_delimiter(l)
   Call: (202) [system] char_type(l, space)
   Fail: (202) [system] char_type(l, space)
   Call: (202) [system] arg(_1252052, v('(', ')', end_of_file), l)
   Fail: (202) [system] arg(_1252984, v('(', ')', end_of_file), l)
^  Fail: (201) [user] is_delimiter(l)
   Call: (201) [system] ')'==l
   Fail: (201) [system] ')'==l
   Call: (201) [system] get_char((0x55fbb4538270), l)
   Exit: (201) [system] get_char((0x55fbb4538270), l)
   Call: (201) [system] l=(\)
   Fail: (201) [system] l=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1260334)
   Call: (202) [system] peek_char((0x55fbb4538270), _1261268)
   Exit: (202) [system] peek_char((0x55fbb4538270), i)
^  Call: (202) [user] is_delimiter(i)
   Call: (203) [system] char_type(i, space)
   Fail: (203) [system] char_type(i, space)
   Call: (203) [system] arg(_1265988, v('(', ')', end_of_file), i)
   Fail: (203) [system] arg(_1266920, v('(', ')', end_of_file), i)
^  Fail: (202) [user] is_delimiter(i)
   Call: (202) [system] ')'==i
   Fail: (202) [system] ')'==i
   Call: (202) [system] get_char((0x55fbb4538270), i)
   Exit: (202) [system] get_char((0x55fbb4538270), i)
   Call: (202) [system] i=(\)
   Fail: (202) [system] i=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1274270)
   Call: (203) [system] peek_char((0x55fbb4538270), _1275204)
   Exit: (203) [system] peek_char((0x55fbb4538270), c)
^  Call: (203) [user] is_delimiter(c)
   Call: (204) [system] char_type(c, space)
   Fail: (204) [system] char_type(c, space)
   Call: (204) [system] arg(_1279924, v('(', ')', end_of_file), c)
   Fail: (204) [system] arg(_1280856, v('(', ')', end_of_file), c)
^  Fail: (203) [user] is_delimiter(c)
   Call: (203) [system] ')'==c
   Fail: (203) [system] ')'==c
   Call: (203) [system] get_char((0x55fbb4538270), c)
   Exit: (203) [system] get_char((0x55fbb4538270), c)
   Call: (203) [system] c=(\)
   Fail: (203) [system] c=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1288206)
   Call: (204) [system] peek_char((0x55fbb4538270), _1289140)
   Exit: (204) [system] peek_char((0x55fbb4538270), a)
^  Call: (204) [user] is_delimiter(a)
   Call: (205) [system] char_type(a, space)
   Fail: (205) [system] char_type(a, space)
   Call: (205) [system] arg(_1293860, v('(', ')', end_of_file), a)
   Fail: (205) [system] arg(_1294792, v('(', ')', end_of_file), a)
^  Fail: (204) [user] is_delimiter(a)
   Call: (204) [system] ')'==a
   Fail: (204) [system] ')'==a
   Call: (204) [system] get_char((0x55fbb4538270), a)
   Exit: (204) [system] get_char((0x55fbb4538270), a)
   Call: (204) [system] a=(\)
   Fail: (204) [system] a=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1302142)
   Call: (205) [system] peek_char((0x55fbb4538270), _1303076)
   Exit: (205) [system] peek_char((0x55fbb4538270), t)
^  Call: (205) [user] is_delimiter(t)
   Call: (206) [system] char_type(t, space)
   Fail: (206) [system] char_type(t, space)
   Call: (206) [system] arg(_1307796, v('(', ')', end_of_file), t)
   Fail: (206) [system] arg(_1308728, v('(', ')', end_of_file), t)
^  Fail: (205) [user] is_delimiter(t)
   Call: (205) [system] ')'==t
   Fail: (205) [system] ')'==t
   Call: (205) [system] get_char((0x55fbb4538270), t)
   Exit: (205) [system] get_char((0x55fbb4538270), t)
   Call: (205) [system] t=(\)
   Fail: (205) [system] t=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1316078)
   Call: (206) [system] peek_char((0x55fbb4538270), _1317012)
   Exit: (206) [system] peek_char((0x55fbb4538270), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_1321732, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_1322664, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55fbb4538270), i)
   Exit: (206) [system] get_char((0x55fbb4538270), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1330014)
   Call: (207) [system] peek_char((0x55fbb4538270), _1330948)
   Exit: (207) [system] peek_char((0x55fbb4538270), o)
^  Call: (207) [user] is_delimiter(o)
   Call: (208) [system] char_type(o, space)
   Fail: (208) [system] char_type(o, space)
   Call: (208) [system] arg(_1335668, v('(', ')', end_of_file), o)
   Fail: (208) [system] arg(_1336600, v('(', ')', end_of_file), o)
^  Fail: (207) [user] is_delimiter(o)
   Call: (207) [system] ')'==o
   Fail: (207) [system] ')'==o
   Call: (207) [system] get_char((0x55fbb4538270), o)
   Exit: (207) [system] get_char((0x55fbb4538270), o)
   Call: (207) [system] o=(\)
   Fail: (207) [system] o=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1343950)
   Call: (208) [system] peek_char((0x55fbb4538270), _1344884)
   Exit: (208) [system] peek_char((0x55fbb4538270), n)
^  Call: (208) [user] is_delimiter(n)
   Call: (209) [system] char_type(n, space)
   Fail: (209) [system] char_type(n, space)
   Call: (209) [system] arg(_1349604, v('(', ')', end_of_file), n)
   Fail: (209) [system] arg(_1350536, v('(', ')', end_of_file), n)
^  Fail: (208) [user] is_delimiter(n)
   Call: (208) [system] ')'==n
   Fail: (208) [system] ')'==n
   Call: (208) [system] get_char((0x55fbb4538270), n)
   Exit: (208) [system] get_char((0x55fbb4538270), n)
   Call: (208) [system] n=(\)
   Fail: (208) [system] n=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1357886)
   Call: (209) [system] peek_char((0x55fbb4538270), _1358820)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _1357886=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (208) [system] _1343950=[n]
   Exit: (208) [system] [n]=[n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (207) [system] _1330014=[o, n]
   Exit: (207) [system] [o, n]=[o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (206) [system] _1316078=[i, o, n]
   Exit: (206) [system] [i, o, n]=[i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (205) [system] _1302142=[t, i, o, n]
   Exit: (205) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (204) [system] _1288206=[a, t, i, o, n]
   Exit: (204) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (203) [system] _1274270=[c, a, t, i, o, n]
   Exit: (203) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (202) [system] _1260334=[i, c, a, t, i, o, n]
   Exit: (202) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (201) [system] _1246398=[l, i, c, a, t, i, o, n]
   Exit: (201) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (200) [system] _1232462=[p, l, i, c, a, t, i, o, n]
   Exit: (200) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (199) [system] _1218526=[m, p, l, i, c, a, t, i, o, n]
   Exit: (199) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (198) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _1183016)
^  Call: (199) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _1396044)
^  Call: (201) [system] setup_call_cleanup('$notrace'(_1396996, _1396998), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1396044), _1396978, fail)), '$restore_trace'(_1396996, _1396998))
^  Call: (202) [system] sig_atomic(system:'$notrace'(_1396996, _1396998))
^  Exit: (201) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1396044), _1396978, fail)), system:'$restore_trace'(3, -1))
   Call: (200) [system] atomic(_1396044)
   Fail: (200) [system] atomic(_1396044)
   Call: (200) [system] atom_chars(_1396044, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (200) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (199) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (199) [system] integer('Implication')
   Fail: (199) [system] integer('Implication')
   Call: (199) [system] _1183016='Implication'
   Exit: (199) [system] 'Implication'='Implication'
^  Exit: (198) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (197) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (196) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _1410994)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1412852)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _1422446)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1425150)
   Exit: (199) [system] peek_char((0x55fbb4538270), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
   Call: (199) [system] '('=(/)
   Fail: (199) [system] '('=(/)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1442084)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=')'
   Fail: (197) [system] '('=')'
   Call: (197) [system] '('=end_of_file
   Fail: (197) [system] '('=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _1447654)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1449512)
   Exit: (199) [system] peek_char((0x55fbb4538270), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
   Call: (199) [system] '('=(/)
   Fail: (199) [system] '('=(/)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _1465522)
   Exit: (198) [system] get_char((0x55fbb4538270), '(')
   Call: (198) [system] '('='('
   Exit: (198) [system] '('='('
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _1447654)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1471092)
   Exit: (200) [system] peek_char((0x55fbb4538270), 'O')
   Call: (200) [system] 'O'=(;)
   Fail: (200) [system] 'O'=(;)
   Call: (200) [system] 'O'=(/)
   Fail: (200) [system] 'O'=(/)
^  Call: (200) [user] is_like_space('O')
   Call: (201) [system] char_type('O', 'white')
   Fail: (201) [system] char_type('O', 'white')
   Call: (201) [system] char_type('O', end_of_line)
   Fail: (201) [system] char_type('O', end_of_line)
   Call: (201) [system] char_type('O', space)
   Fail: (201) [system] char_type('O', space)
   Call: (201) [system] char_type('O', cntrl)
   Fail: (201) [system] char_type('O', cntrl)
^  Fail: (200) [user] is_like_space('O')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1487102)
   Exit: (199) [system] peek_char((0x55fbb4538270), 'O')
   Call: (199) [system] 'O'=')'
   Fail: (199) [system] 'O'=')'
   Call: (199) [system] 'O'=end_of_file
   Fail: (199) [system] 'O'=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _1492672)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1494530)
   Exit: (201) [system] peek_char((0x55fbb4538270), 'O')
   Call: (201) [system] 'O'=(;)
   Fail: (201) [system] 'O'=(;)
   Call: (201) [system] 'O'=(/)
   Fail: (201) [system] 'O'=(/)
^  Call: (201) [user] is_like_space('O')
   Call: (202) [system] char_type('O', 'white')
   Fail: (202) [system] char_type('O', 'white')
   Call: (202) [system] char_type('O', end_of_line)
   Fail: (202) [system] char_type('O', end_of_line)
   Call: (202) [system] char_type('O', space)
   Fail: (202) [system] char_type('O', space)
   Call: (202) [system] char_type('O', cntrl)
   Fail: (202) [system] char_type('O', cntrl)
^  Fail: (201) [user] is_like_space('O')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _1510540)
   Exit: (200) [system] get_char((0x55fbb4538270), 'O')
   Call: (200) [system] 'O'='('
   Fail: (200) [system] 'O'='('
   Call: (200) [system] 'O'='['
   Fail: (200) [system] 'O'='['
   Call: (200) [system] 'O'='{'
   Fail: (200) [system] 'O'='{'
   Call: (200) [system] 'O'='"'
   Fail: (200) [system] 'O'='"'
   Call: (200) [system] 'O'=!
   Fail: (200) [system] 'O'=!
   Call: (200) [system] 'O'='\''
   Fail: (200) [system] 'O'='\''
   Call: (200) [system] 'O'='`'
   Fail: (200) [system] 'O'='`'
   Call: (200) [system] 'O'=end_of_file
   Fail: (200) [system] 'O'=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55fbb4538270), 'O', _1492672)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1528182)
   Call: (202) [system] peek_char((0x55fbb4538270), _1529116)
   Exit: (202) [system] peek_char((0x55fbb4538270), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_1533836, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_1534768, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55fbb4538270), r)
   Exit: (202) [system] get_char((0x55fbb4538270), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1542118)
   Call: (203) [system] peek_char((0x55fbb4538270), _1543052)
   Exit: (203) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (203) [user] is_delimiter('L')
   Call: (204) [system] char_type('L', space)
   Fail: (204) [system] char_type('L', space)
   Call: (204) [system] arg(_1547772, v('(', ')', end_of_file), 'L')
   Fail: (204) [system] arg(_1548704, v('(', ')', end_of_file), 'L')
^  Fail: (203) [user] is_delimiter('L')
   Call: (203) [system] ')'=='L'
   Fail: (203) [system] ')'=='L'
   Call: (203) [system] get_char((0x55fbb4538270), 'L')
   Exit: (203) [system] get_char((0x55fbb4538270), 'L')
   Call: (203) [system] 'L'=(\)
   Fail: (203) [system] 'L'=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1556054)
   Call: (204) [system] peek_char((0x55fbb4538270), _1556988)
   Exit: (204) [system] peek_char((0x55fbb4538270), i)
^  Call: (204) [user] is_delimiter(i)
   Call: (205) [system] char_type(i, space)
   Fail: (205) [system] char_type(i, space)
   Call: (205) [system] arg(_1561708, v('(', ')', end_of_file), i)
   Fail: (205) [system] arg(_1562640, v('(', ')', end_of_file), i)
^  Fail: (204) [user] is_delimiter(i)
   Call: (204) [system] ')'==i
   Fail: (204) [system] ')'==i
   Call: (204) [system] get_char((0x55fbb4538270), i)
   Exit: (204) [system] get_char((0x55fbb4538270), i)
   Call: (204) [system] i=(\)
   Fail: (204) [system] i=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1569990)
   Call: (205) [system] peek_char((0x55fbb4538270), _1570924)
   Exit: (205) [system] peek_char((0x55fbb4538270), n)
^  Call: (205) [user] is_delimiter(n)
   Call: (206) [system] char_type(n, space)
   Fail: (206) [system] char_type(n, space)
   Call: (206) [system] arg(_1575644, v('(', ')', end_of_file), n)
   Fail: (206) [system] arg(_1576576, v('(', ')', end_of_file), n)
^  Fail: (205) [user] is_delimiter(n)
   Call: (205) [system] ')'==n
   Fail: (205) [system] ')'==n
   Call: (205) [system] get_char((0x55fbb4538270), n)
   Exit: (205) [system] get_char((0x55fbb4538270), n)
   Call: (205) [system] n=(\)
   Fail: (205) [system] n=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1583926)
   Call: (206) [system] peek_char((0x55fbb4538270), _1584860)
   Exit: (206) [system] peek_char((0x55fbb4538270), k)
^  Call: (206) [user] is_delimiter(k)
   Call: (207) [system] char_type(k, space)
   Fail: (207) [system] char_type(k, space)
   Call: (207) [system] arg(_1589580, v('(', ')', end_of_file), k)
   Fail: (207) [system] arg(_1590512, v('(', ')', end_of_file), k)
^  Fail: (206) [user] is_delimiter(k)
   Call: (206) [system] ')'==k
   Fail: (206) [system] ')'==k
   Call: (206) [system] get_char((0x55fbb4538270), k)
   Exit: (206) [system] get_char((0x55fbb4538270), k)
   Call: (206) [system] k=(\)
   Fail: (206) [system] k=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1597862)
   Call: (207) [system] peek_char((0x55fbb4538270), _1598796)
   Exit: (207) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (207) [user] is_delimiter(' ')
   Call: (208) [system] char_type(' ', space)
   Exit: (208) [system] char_type(' ', space)
^  Exit: (207) [user] is_delimiter(' ')
   Call: (207) [system] _1597862=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (206) [system] _1583926=[k]
   Exit: (206) [system] [k]=[k]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (205) [system] _1569990=[n, k]
   Exit: (205) [system] [n, k]=[n, k]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (204) [system] _1556054=[i, n, k]
   Exit: (204) [system] [i, n, k]=[i, n, k]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (203) [system] _1542118=['L', i, n, k]
   Exit: (203) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (202) [system] _1528182=[r, 'L', i, n, k]
   Exit: (202) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (201) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _1492672)
^  Call: (202) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _1622050)
^  Call: (204) [system] setup_call_cleanup('$notrace'(_1623002, _1623004), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1622050), _1622984, fail)), '$restore_trace'(_1623002, _1623004))
^  Call: (205) [system] sig_atomic(system:'$notrace'(_1623002, _1623004))
^  Exit: (204) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1622050), _1622984, fail)), system:'$restore_trace'(3, -1))
   Call: (203) [system] atomic(_1622050)
   Fail: (203) [system] atomic(_1622050)
   Call: (203) [system] atom_chars(_1622050, ['O', r, 'L', i, n, k])
   Exit: (203) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (202) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (202) [system] integer('OrLink')
   Fail: (202) [system] integer('OrLink')
   Call: (202) [system] _1492672='OrLink'
   Exit: (202) [system] 'OrLink'='OrLink'
^  Exit: (201) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (200) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _1637000)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1638858)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _1648452)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1651156)
   Exit: (202) [system] peek_char((0x55fbb4538270), 'C')
   Call: (202) [system] 'C'=(;)
   Fail: (202) [system] 'C'=(;)
   Call: (202) [system] 'C'=(/)
   Fail: (202) [system] 'C'=(/)
^  Call: (202) [user] is_like_space('C')
   Call: (203) [system] char_type('C', 'white')
   Fail: (203) [system] char_type('C', 'white')
   Call: (203) [system] char_type('C', end_of_line)
   Fail: (203) [system] char_type('C', end_of_line)
   Call: (203) [system] char_type('C', space)
   Fail: (203) [system] char_type('C', space)
   Call: (203) [system] char_type('C', cntrl)
   Fail: (203) [system] char_type('C', cntrl)
^  Fail: (202) [user] is_like_space('C')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1668090)
   Exit: (200) [system] peek_char((0x55fbb4538270), 'C')
   Call: (200) [system] 'C'=')'
   Fail: (200) [system] 'C'=')'
   Call: (200) [system] 'C'=end_of_file
   Fail: (200) [system] 'C'=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _1673660)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1675518)
   Exit: (202) [system] peek_char((0x55fbb4538270), 'C')
   Call: (202) [system] 'C'=(;)
   Fail: (202) [system] 'C'=(;)
   Call: (202) [system] 'C'=(/)
   Fail: (202) [system] 'C'=(/)
^  Call: (202) [user] is_like_space('C')
   Call: (203) [system] char_type('C', 'white')
   Fail: (203) [system] char_type('C', 'white')
   Call: (203) [system] char_type('C', end_of_line)
   Fail: (203) [system] char_type('C', end_of_line)
   Call: (203) [system] char_type('C', space)
   Fail: (203) [system] char_type('C', space)
   Call: (203) [system] char_type('C', cntrl)
   Fail: (203) [system] char_type('C', cntrl)
^  Fail: (202) [user] is_like_space('C')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _1691528)
   Exit: (201) [system] get_char((0x55fbb4538270), 'C')
   Call: (201) [system] 'C'='('
   Fail: (201) [system] 'C'='('
   Call: (201) [system] 'C'='['
   Fail: (201) [system] 'C'='['
   Call: (201) [system] 'C'='{'
   Fail: (201) [system] 'C'='{'
   Call: (201) [system] 'C'='"'
   Fail: (201) [system] 'C'='"'
   Call: (201) [system] 'C'=!
   Fail: (201) [system] 'C'=!
   Call: (201) [system] 'C'='\''
   Fail: (201) [system] 'C'='\''
   Call: (201) [system] 'C'='`'
   Fail: (201) [system] 'C'='`'
   Call: (201) [system] 'C'=end_of_file
   Fail: (201) [system] 'C'=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), 'C', _1673660)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1709170)
   Call: (203) [system] peek_char((0x55fbb4538270), _1710104)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (203) [user] is_delimiter(' ')
   Call: (204) [system] char_type(' ', space)
   Exit: (204) [system] char_type(' ', space)
^  Exit: (203) [user] is_delimiter(' ')
   Call: (203) [system] _1709170=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (202) [user] classify_and_convert_charseq(['C'], _1673660)
^  Call: (203) [user] classify_and_convert_charseq_(['C'], _1719388)
^  Call: (205) [system] setup_call_cleanup('$notrace'(_1720340, _1720342), once(user:catch(read_from_chars(['C'], _1719388), _1720322, fail)), '$restore_trace'(_1720340, _1720342))
^  Call: (206) [system] sig_atomic(system:'$notrace'(_1720340, _1720342))
^  Exit: (205) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1719388), _1720322, fail)), system:'$restore_trace'(3, -1))
   Call: (204) [system] atomic(_1719388)
   Fail: (204) [system] atomic(_1719388)
   Call: (204) [system] atom_chars(_1719388, ['C'])
   Exit: (204) [system] atom_chars('C', ['C'])
^  Exit: (203) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (203) [system] integer('C')
   Fail: (203) [system] integer('C')
   Call: (203) [system] _1673660='C'
   Exit: (203) [system] 'C'='C'
^  Exit: (202) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _1734338)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1736196)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _1745790)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1748494)
   Exit: (203) [system] peek_char((0x55fbb4538270), 'D')
   Call: (203) [system] 'D'=(;)
   Fail: (203) [system] 'D'=(;)
   Call: (203) [system] 'D'=(/)
   Fail: (203) [system] 'D'=(/)
^  Call: (203) [user] is_like_space('D')
   Call: (204) [system] char_type('D', 'white')
   Fail: (204) [system] char_type('D', 'white')
   Call: (204) [system] char_type('D', end_of_line)
   Fail: (204) [system] char_type('D', end_of_line)
   Call: (204) [system] char_type('D', space)
   Fail: (204) [system] char_type('D', space)
   Call: (204) [system] char_type('D', cntrl)
   Fail: (204) [system] char_type('D', cntrl)
^  Fail: (203) [user] is_like_space('D')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1765428)
   Exit: (201) [system] peek_char((0x55fbb4538270), 'D')
   Call: (201) [system] 'D'=')'
   Fail: (201) [system] 'D'=')'
   Call: (201) [system] 'D'=end_of_file
   Fail: (201) [system] 'D'=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _1770998)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1772856)
   Exit: (203) [system] peek_char((0x55fbb4538270), 'D')
   Call: (203) [system] 'D'=(;)
   Fail: (203) [system] 'D'=(;)
   Call: (203) [system] 'D'=(/)
   Fail: (203) [system] 'D'=(/)
^  Call: (203) [user] is_like_space('D')
   Call: (204) [system] char_type('D', 'white')
   Fail: (204) [system] char_type('D', 'white')
   Call: (204) [system] char_type('D', end_of_line)
   Fail: (204) [system] char_type('D', end_of_line)
   Call: (204) [system] char_type('D', space)
   Fail: (204) [system] char_type('D', space)
   Call: (204) [system] char_type('D', cntrl)
   Fail: (204) [system] char_type('D', cntrl)
^  Fail: (203) [user] is_like_space('D')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _1788866)
   Exit: (202) [system] get_char((0x55fbb4538270), 'D')
   Call: (202) [system] 'D'='('
   Fail: (202) [system] 'D'='('
   Call: (202) [system] 'D'='['
   Fail: (202) [system] 'D'='['
   Call: (202) [system] 'D'='{'
   Fail: (202) [system] 'D'='{'
   Call: (202) [system] 'D'='"'
   Fail: (202) [system] 'D'='"'
   Call: (202) [system] 'D'=!
   Fail: (202) [system] 'D'=!
   Call: (202) [system] 'D'='\''
   Fail: (202) [system] 'D'='\''
   Call: (202) [system] 'D'='`'
   Fail: (202) [system] 'D'='`'
   Call: (202) [system] 'D'=end_of_file
   Fail: (202) [system] 'D'=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55fbb4538270), 'D', _1770998)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1806508)
   Call: (204) [system] peek_char((0x55fbb4538270), _1807442)
   Exit: (204) [system] peek_char((0x55fbb4538270), ')')
^  Call: (204) [user] is_delimiter(')')
   Call: (205) [system] char_type(')', space)
   Fail: (205) [system] char_type(')', space)
   Call: (205) [system] arg(_1812162, v('(', ')', end_of_file), ')')
   Exit: (205) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (204) [user] is_delimiter(')')
   Call: (204) [system] _1806508=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (203) [user] classify_and_convert_charseq(['D'], _1770998)
^  Call: (204) [user] classify_and_convert_charseq_(['D'], _1818598)
^  Call: (206) [system] setup_call_cleanup('$notrace'(_1819550, _1819552), once(user:catch(read_from_chars(['D'], _1818598), _1819532, fail)), '$restore_trace'(_1819550, _1819552))
^  Call: (207) [system] sig_atomic(system:'$notrace'(_1819550, _1819552))
^  Exit: (206) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _1818598), _1819532, fail)), system:'$restore_trace'(3, -1))
   Call: (205) [system] atomic(_1818598)
   Fail: (205) [system] atomic(_1818598)
   Call: (205) [system] atom_chars(_1818598, ['D'])
   Exit: (205) [system] atom_chars('D', ['D'])
^  Exit: (204) [user] classify_and_convert_charseq_(['D'], 'D')
   Call: (204) [system] integer('D')
   Fail: (204) [system] integer('D')
   Call: (204) [system] _1770998='D'
   Exit: (204) [system] 'D'='D'
^  Exit: (203) [user] classify_and_convert_charseq(['D'], 'D')
^  Exit: (202) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'D')
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), 'D')
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _1833548)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1835406)
   Exit: (203) [system] peek_char((0x55fbb4538270), ')')
   Call: (203) [system] ')'=(;)
   Fail: (203) [system] ')'=(;)
   Call: (203) [system] ')'=(/)
   Fail: (203) [system] ')'=(/)
^  Call: (203) [user] is_like_space(')')
   Call: (204) [system] char_type(')', 'white')
   Fail: (204) [system] char_type(')', 'white')
   Call: (204) [system] char_type(')', end_of_line)
   Fail: (204) [system] char_type(')', end_of_line)
   Call: (204) [system] char_type(')', space)
   Fail: (204) [system] char_type(')', space)
   Call: (204) [system] char_type(')', cntrl)
   Fail: (204) [system] char_type(')', cntrl)
^  Fail: (203) [user] is_like_space(')')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1851416)
   Exit: (202) [system] peek_char((0x55fbb4538270), ')')
   Call: (202) [system] ')'=')'
   Exit: (202) [system] ')'=')'
   Call: (202) [system] get_char((0x55fbb4538270), _1855206)
   Exit: (202) [system] get_char((0x55fbb4538270), ')')
   Call: (202) [system] _1833548=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [])
   Call: (201) [system] _1734338=['D']
   Exit: (201) [system] ['D']=['D']
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), ['D'])
   Call: (200) [system] _1637000=['C', 'D']
   Exit: (200) [system] ['C', 'D']=['C', 'D']
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), ['C', 'D'])
   Call: (199) [system] _1447654=['OrLink', 'C', 'D']
   Exit: (199) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _1869088)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1870946)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _1880540)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1883244)
   Exit: (200) [system] peek_char((0x55fbb4538270), 'E')
   Call: (200) [system] 'E'=(;)
   Fail: (200) [system] 'E'=(;)
   Call: (200) [system] 'E'=(/)
   Fail: (200) [system] 'E'=(/)
^  Call: (200) [user] is_like_space('E')
   Call: (201) [system] char_type('E', 'white')
   Fail: (201) [system] char_type('E', 'white')
   Call: (201) [system] char_type('E', end_of_line)
   Fail: (201) [system] char_type('E', end_of_line)
   Call: (201) [system] char_type('E', space)
   Fail: (201) [system] char_type('E', space)
   Call: (201) [system] char_type('E', cntrl)
   Fail: (201) [system] char_type('E', cntrl)
^  Fail: (200) [user] is_like_space('E')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1900178)
   Exit: (198) [system] peek_char((0x55fbb4538270), 'E')
   Call: (198) [system] 'E'=')'
   Fail: (198) [system] 'E'=')'
   Call: (198) [system] 'E'=end_of_file
   Fail: (198) [system] 'E'=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _1905748)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1907606)
   Exit: (200) [system] peek_char((0x55fbb4538270), 'E')
   Call: (200) [system] 'E'=(;)
   Fail: (200) [system] 'E'=(;)
   Call: (200) [system] 'E'=(/)
   Fail: (200) [system] 'E'=(/)
^  Call: (200) [user] is_like_space('E')
   Call: (201) [system] char_type('E', 'white')
   Fail: (201) [system] char_type('E', 'white')
   Call: (201) [system] char_type('E', end_of_line)
   Fail: (201) [system] char_type('E', end_of_line)
   Call: (201) [system] char_type('E', space)
   Fail: (201) [system] char_type('E', space)
   Call: (201) [system] char_type('E', cntrl)
   Fail: (201) [system] char_type('E', cntrl)
^  Fail: (200) [user] is_like_space('E')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _1923616)
   Exit: (199) [system] get_char((0x55fbb4538270), 'E')
   Call: (199) [system] 'E'='('
   Fail: (199) [system] 'E'='('
   Call: (199) [system] 'E'='['
   Fail: (199) [system] 'E'='['
   Call: (199) [system] 'E'='{'
   Fail: (199) [system] 'E'='{'
   Call: (199) [system] 'E'='"'
   Fail: (199) [system] 'E'='"'
   Call: (199) [system] 'E'=!
   Fail: (199) [system] 'E'=!
   Call: (199) [system] 'E'='\''
   Fail: (199) [system] 'E'='\''
   Call: (199) [system] 'E'='`'
   Fail: (199) [system] 'E'='`'
   Call: (199) [system] 'E'=end_of_file
   Fail: (199) [system] 'E'=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55fbb4538270), 'E', _1905748)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _1941258)
   Call: (201) [system] peek_char((0x55fbb4538270), _1942192)
   Exit: (201) [system] peek_char((0x55fbb4538270), ')')
^  Call: (201) [user] is_delimiter(')')
   Call: (202) [system] char_type(')', space)
   Fail: (202) [system] char_type(')', space)
   Call: (202) [system] arg(_1946912, v('(', ')', end_of_file), ')')
   Exit: (202) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (201) [user] is_delimiter(')')
   Call: (201) [system] _1941258=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (200) [user] classify_and_convert_charseq(['E'], _1905748)
^  Call: (201) [user] classify_and_convert_charseq_(['E'], _1953348)
^  Call: (203) [system] setup_call_cleanup('$notrace'(_1954300, _1954302), once(user:catch(read_from_chars(['E'], _1953348), _1954282, fail)), '$restore_trace'(_1954300, _1954302))
^  Call: (204) [system] sig_atomic(system:'$notrace'(_1954300, _1954302))
^  Exit: (203) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _1953348), _1954282, fail)), system:'$restore_trace'(3, -1))
   Call: (202) [system] atomic(_1953348)
   Fail: (202) [system] atomic(_1953348)
   Call: (202) [system] atom_chars(_1953348, ['E'])
   Exit: (202) [system] atom_chars('E', ['E'])
^  Exit: (201) [user] classify_and_convert_charseq_(['E'], 'E')
   Call: (201) [system] integer('E')
   Fail: (201) [system] integer('E')
   Call: (201) [system] _1905748='E'
   Exit: (201) [system] 'E'='E'
^  Exit: (200) [user] classify_and_convert_charseq(['E'], 'E')
^  Exit: (199) [user] read_symbolic(')', (0x55fbb4538270), 'E', 'E')
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), 'E')
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _1968298)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1970156)
   Exit: (200) [system] peek_char((0x55fbb4538270), ')')
   Call: (200) [system] ')'=(;)
   Fail: (200) [system] ')'=(;)
   Call: (200) [system] ')'=(/)
   Fail: (200) [system] ')'=(/)
^  Call: (200) [user] is_like_space(')')
   Call: (201) [system] char_type(')', 'white')
   Fail: (201) [system] char_type(')', 'white')
   Call: (201) [system] char_type(')', end_of_line)
   Fail: (201) [system] char_type(')', end_of_line)
   Call: (201) [system] char_type(')', space)
   Fail: (201) [system] char_type(')', space)
   Call: (201) [system] char_type(')', cntrl)
   Fail: (201) [system] char_type(')', cntrl)
^  Fail: (200) [user] is_like_space(')')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1986166)
   Exit: (199) [system] peek_char((0x55fbb4538270), ')')
   Call: (199) [system] ')'=')'
   Exit: (199) [system] ')'=')'
   Call: (199) [system] get_char((0x55fbb4538270), _1989956)
   Exit: (199) [system] get_char((0x55fbb4538270), ')')
   Call: (199) [system] _1968298=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [])
   Call: (198) [system] _1869088=['E']
   Exit: (198) [system] ['E']=['E']
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), ['E'])
   Call: (197) [system] _1410994=[['OrLink', 'C', 'D'], 'E']
   Exit: (197) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [['OrLink', 'C', 'D'], 'E'])
   Call: (196) [system] _1137998=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (196) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _2003838)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _2005696)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
   Call: (196) [system] ')'=(;)
   Fail: (196) [system] ')'=(;)
   Call: (196) [system] ')'=(/)
   Fail: (196) [system] ')'=(/)
^  Call: (196) [user] is_like_space(')')
   Call: (197) [system] char_type(')', 'white')
   Fail: (197) [system] char_type(')', 'white')
   Call: (197) [system] char_type(')', end_of_line)
   Fail: (197) [system] char_type(')', end_of_line)
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] char_type(')', cntrl)
   Fail: (197) [system] char_type(')', cntrl)
^  Fail: (196) [user] is_like_space(')')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _2021706)
   Exit: (195) [system] peek_char((0x55fbb4538270), ')')
   Call: (195) [system] ')'=')'
   Exit: (195) [system] ')'=')'
   Call: (195) [system] get_char((0x55fbb4538270), _2025496)
   Exit: (195) [system] get_char((0x55fbb4538270), ')')
   Call: (195) [system] _2003838=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [])
   Call: (194) [system] _1101338=[['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (194) [system] [['Implication', ['OrLink', 'C', 'D'], 'E']]=[['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (193) [system] _972410=[cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (193) [system] [cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]=[cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [cde, ['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (192) [system] _868584=[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (192) [system] [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]=[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Exit: (190) [user] cont_sexpr(')', (0x55fbb4538270), [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Call: (190) [user] read_list(')', (0x55fbb4538270), _2039378)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _2041236)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
   Call: (192) [system] ' '=(/)
   Fail: (192) [system] ' '=(/)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55fbb4538270), _2050830)
   Exit: (192) [system] get_char((0x55fbb4538270), ' ')
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _2053534)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
   Call: (193) [system] '('=(/)
   Fail: (193) [system] '('=(/)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _2070468)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=')'
   Fail: (191) [system] '('=')'
   Call: (191) [system] '('=end_of_file
   Fail: (191) [system] '('=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55fbb4538270), _2076038)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _2077896)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
   Call: (193) [system] '('=(/)
   Fail: (193) [system] '('=(/)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] get_char((0x55fbb4538270), _2093906)
   Exit: (192) [system] get_char((0x55fbb4538270), '(')
   Call: (192) [system] '('='('
   Exit: (192) [system] '('='('
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _3572)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _6182)
   Exit: (194) [system] peek_char((0x55fbb4538270), :)
   Call: (194) [system] (:)=(;)
   Fail: (194) [system] (:)=(;)
   Call: (194) [system] (:)=(/)
   Fail: (194) [system] (:)=(/)
^  Call: (194) [user] is_like_space(:)
   Call: (195) [system] char_type(:, 'white')
   Fail: (195) [system] char_type(:, 'white')
   Call: (195) [system] char_type(:, end_of_line)
   Fail: (195) [system] char_type(:, end_of_line)
   Call: (195) [system] char_type(:, space)
   Fail: (195) [system] char_type(:, space)
   Call: (195) [system] char_type(:, cntrl)
   Fail: (195) [system] char_type(:, cntrl)
^  Fail: (194) [user] is_like_space(:)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _22192)
   Exit: (193) [system] peek_char((0x55fbb4538270), :)
   Call: (193) [system] (:)=')'
   Fail: (193) [system] (:)=')'
   Call: (193) [system] (:)=end_of_file
   Fail: (193) [system] (:)=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _27762)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _29620)
   Exit: (195) [system] peek_char((0x55fbb4538270), :)
   Call: (195) [system] (:)=(;)
   Fail: (195) [system] (:)=(;)
   Call: (195) [system] (:)=(/)
   Fail: (195) [system] (:)=(/)
^  Call: (195) [user] is_like_space(:)
   Call: (196) [system] char_type(:, 'white')
   Fail: (196) [system] char_type(:, 'white')
   Call: (196) [system] char_type(:, end_of_line)
   Fail: (196) [system] char_type(:, end_of_line)
   Call: (196) [system] char_type(:, space)
   Fail: (196) [system] char_type(:, space)
   Call: (196) [system] char_type(:, cntrl)
   Fail: (196) [system] char_type(:, cntrl)
^  Fail: (195) [user] is_like_space(:)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _45630)
   Exit: (194) [system] get_char((0x55fbb4538270), :)
   Call: (194) [system] (:)='('
   Fail: (194) [system] (:)='('
   Call: (194) [system] (:)='['
   Fail: (194) [system] (:)='['
   Call: (194) [system] (:)='{'
   Fail: (194) [system] (:)='{'
   Call: (194) [system] (:)='"'
   Fail: (194) [system] (:)='"'
   Call: (194) [system] (:)=!
   Fail: (194) [system] (:)=!
   Call: (194) [system] (:)='\''
   Fail: (194) [system] (:)='\''
   Call: (194) [system] (:)='`'
   Fail: (194) [system] (:)='`'
   Call: (194) [system] (:)=end_of_file
   Fail: (194) [system] (:)=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55fbb4538270), :, _27762)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _63272)
   Call: (196) [system] peek_char((0x55fbb4538270), _64206)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (196) [user] is_delimiter(' ')
   Call: (197) [system] char_type(' ', space)
   Exit: (197) [system] char_type(' ', space)
^  Exit: (196) [user] is_delimiter(' ')
   Call: (196) [system] _63272=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (195) [user] classify_and_convert_charseq([:], _27762)
^  Call: (196) [user] classify_and_convert_charseq_([:], _73490)
^  Call: (198) [system] setup_call_cleanup('$notrace'(_74442, _74444), once(user:catch(read_from_chars([:], _73490), _74424, fail)), '$restore_trace'(_74442, _74444))
^  Call: (199) [system] sig_atomic(system:'$notrace'(_74442, _74444))
^  Exit: (198) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _74424, fail)), system:'$restore_trace'(3, -1))
   Call: (197) [system] atomic(:)
   Exit: (197) [system] atomic(:)
^  Exit: (196) [user] classify_and_convert_charseq_([:], :)
   Call: (196) [system] integer(:)
   Fail: (196) [system] integer(:)
   Call: (196) [system] _27762=(:)
   Exit: (196) [system] (:)=(:)
^  Exit: (195) [user] classify_and_convert_charseq([:], :)
^  Exit: (194) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _86570)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _88428)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _98022)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _100726)
   Exit: (196) [system] peek_char((0x55fbb4538270), a)
   Call: (196) [system] a=(;)
   Fail: (196) [system] a=(;)
   Call: (196) [system] a=(/)
   Fail: (196) [system] a=(/)
^  Call: (196) [user] is_like_space(a)
   Call: (197) [system] char_type(a, 'white')
   Fail: (197) [system] char_type(a, 'white')
   Call: (197) [system] char_type(a, end_of_line)
   Fail: (197) [system] char_type(a, end_of_line)
   Call: (197) [system] char_type(a, space)
   Fail: (197) [system] char_type(a, space)
   Call: (197) [system] char_type(a, cntrl)
   Fail: (197) [system] char_type(a, cntrl)
^  Fail: (196) [user] is_like_space(a)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _117660)
   Exit: (194) [system] peek_char((0x55fbb4538270), a)
   Call: (194) [system] a=')'
   Fail: (194) [system] a=')'
   Call: (194) [system] a=end_of_file
   Fail: (194) [system] a=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _123230)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _125088)
   Exit: (196) [system] peek_char((0x55fbb4538270), a)
   Call: (196) [system] a=(;)
   Fail: (196) [system] a=(;)
   Call: (196) [system] a=(/)
   Fail: (196) [system] a=(/)
^  Call: (196) [user] is_like_space(a)
   Call: (197) [system] char_type(a, 'white')
   Fail: (197) [system] char_type(a, 'white')
   Call: (197) [system] char_type(a, end_of_line)
   Fail: (197) [system] char_type(a, end_of_line)
   Call: (197) [system] char_type(a, space)
   Fail: (197) [system] char_type(a, space)
   Call: (197) [system] char_type(a, cntrl)
   Fail: (197) [system] char_type(a, cntrl)
^  Fail: (196) [user] is_like_space(a)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _141098)
   Exit: (195) [system] get_char((0x55fbb4538270), a)
   Call: (195) [system] a='('
   Fail: (195) [system] a='('
   Call: (195) [system] a='['
   Fail: (195) [system] a='['
   Call: (195) [system] a='{'
   Fail: (195) [system] a='{'
   Call: (195) [system] a='"'
   Fail: (195) [system] a='"'
   Call: (195) [system] a=!
   Fail: (195) [system] a=!
   Call: (195) [system] a='\''
   Fail: (195) [system] a='\''
   Call: (195) [system] a='`'
   Fail: (195) [system] a='`'
   Call: (195) [system] a=end_of_file
   Fail: (195) [system] a=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55fbb4538270), a, _123230)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _158740)
   Call: (197) [system] peek_char((0x55fbb4538270), _159674)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (197) [user] is_delimiter(' ')
   Call: (198) [system] char_type(' ', space)
   Exit: (198) [system] char_type(' ', space)
^  Exit: (197) [user] is_delimiter(' ')
   Call: (197) [system] _158740=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (196) [user] classify_and_convert_charseq([a], _123230)
^  Call: (197) [user] classify_and_convert_charseq_([a], _168958)
^  Call: (199) [system] setup_call_cleanup('$notrace'(_169910, _169912), once(user:catch(read_from_chars([a], _168958), _169892, fail)), '$restore_trace'(_169910, _169912))
^  Call: (200) [system] sig_atomic(system:'$notrace'(_169910, _169912))
^  Exit: (199) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _169892, fail)), system:'$restore_trace'(3, -1))
   Call: (198) [system] atomic(a)
   Exit: (198) [system] atomic(a)
^  Exit: (197) [user] classify_and_convert_charseq_([a], a)
   Call: (197) [system] integer(a)
   Fail: (197) [system] integer(a)
   Call: (197) [system] _123230=a
   Exit: (197) [system] a=a
^  Exit: (196) [user] classify_and_convert_charseq([a], a)
^  Exit: (195) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _182038)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _183896)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _193490)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _196194)
   Exit: (197) [system] peek_char((0x55fbb4538270), 'A')
   Call: (197) [system] 'A'=(;)
   Fail: (197) [system] 'A'=(;)
   Call: (197) [system] 'A'=(/)
   Fail: (197) [system] 'A'=(/)
^  Call: (197) [user] is_like_space('A')
   Call: (198) [system] char_type('A', 'white')
   Fail: (198) [system] char_type('A', 'white')
   Call: (198) [system] char_type('A', end_of_line)
   Fail: (198) [system] char_type('A', end_of_line)
   Call: (198) [system] char_type('A', space)
   Fail: (198) [system] char_type('A', space)
   Call: (198) [system] char_type('A', cntrl)
   Fail: (198) [system] char_type('A', cntrl)
^  Fail: (197) [user] is_like_space('A')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _213128)
   Exit: (195) [system] peek_char((0x55fbb4538270), 'A')
   Call: (195) [system] 'A'=')'
   Fail: (195) [system] 'A'=')'
   Call: (195) [system] 'A'=end_of_file
   Fail: (195) [system] 'A'=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _218698)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _220556)
   Exit: (197) [system] peek_char((0x55fbb4538270), 'A')
   Call: (197) [system] 'A'=(;)
   Fail: (197) [system] 'A'=(;)
   Call: (197) [system] 'A'=(/)
   Fail: (197) [system] 'A'=(/)
^  Call: (197) [user] is_like_space('A')
   Call: (198) [system] char_type('A', 'white')
   Fail: (198) [system] char_type('A', 'white')
   Call: (198) [system] char_type('A', end_of_line)
   Fail: (198) [system] char_type('A', end_of_line)
   Call: (198) [system] char_type('A', space)
   Fail: (198) [system] char_type('A', space)
   Call: (198) [system] char_type('A', cntrl)
   Fail: (198) [system] char_type('A', cntrl)
^  Fail: (197) [user] is_like_space('A')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _236566)
   Exit: (196) [system] get_char((0x55fbb4538270), 'A')
   Call: (196) [system] 'A'='('
   Fail: (196) [system] 'A'='('
   Call: (196) [system] 'A'='['
   Fail: (196) [system] 'A'='['
   Call: (196) [system] 'A'='{'
   Fail: (196) [system] 'A'='{'
   Call: (196) [system] 'A'='"'
   Fail: (196) [system] 'A'='"'
   Call: (196) [system] 'A'=!
   Fail: (196) [system] 'A'=!
   Call: (196) [system] 'A'='\''
   Fail: (196) [system] 'A'='\''
   Call: (196) [system] 'A'='`'
   Fail: (196) [system] 'A'='`'
   Call: (196) [system] 'A'=end_of_file
   Fail: (196) [system] 'A'=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55fbb4538270), 'A', _218698)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _254208)
   Call: (198) [system] peek_char((0x55fbb4538270), _255142)
   Exit: (198) [system] peek_char((0x55fbb4538270), ')')
^  Call: (198) [user] is_delimiter(')')
   Call: (199) [system] char_type(')', space)
   Fail: (199) [system] char_type(')', space)
   Call: (199) [system] arg(_259862, v('(', ')', end_of_file), ')')
   Exit: (199) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (198) [user] is_delimiter(')')
   Call: (198) [system] _254208=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (197) [user] classify_and_convert_charseq(['A'], _218698)
^  Call: (198) [user] classify_and_convert_charseq_(['A'], _266298)
^  Call: (200) [system] setup_call_cleanup('$notrace'(_267250, _267252), once(user:catch(read_from_chars(['A'], _266298), _267232, fail)), '$restore_trace'(_267250, _267252))
^  Call: (201) [system] sig_atomic(system:'$notrace'(_267250, _267252))
^  Exit: (200) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _266298), _267232, fail)), system:'$restore_trace'(3, -1))
   Call: (199) [system] atomic(_266298)
   Fail: (199) [system] atomic(_266298)
   Call: (199) [system] atom_chars(_266298, ['A'])
   Exit: (199) [system] atom_chars('A', ['A'])
^  Exit: (198) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (198) [system] integer('A')
   Fail: (198) [system] integer('A')
   Call: (198) [system] _218698='A'
   Exit: (198) [system] 'A'='A'
^  Exit: (197) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (196) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _281248)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _283106)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
   Call: (197) [system] ')'=(/)
   Fail: (197) [system] ')'=(/)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _299116)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55fbb4538270), _302906)
   Exit: (196) [system] get_char((0x55fbb4538270), ')')
   Call: (196) [system] _281248=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [])
   Call: (195) [system] _182038=['A']
   Exit: (195) [system] ['A']=['A']
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), ['A'])
   Call: (194) [system] _86570=[a, 'A']
   Exit: (194) [system] [a, 'A']=[a, 'A']
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [a, 'A'])
   Call: (193) [system] _3572=[:, a, 'A']
   Exit: (193) [system] [:, a, 'A']=[:, a, 'A']
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [:, a, 'A'])
^  Exit: (191) [user] cont_sexpr(')', (0x55fbb4538270), [:, a, 'A'])
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _316788)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _318646)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _328240)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _330944)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
   Call: (194) [system] '('=(/)
   Fail: (194) [system] '('=(/)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _347878)
   Exit: (192) [system] peek_char((0x55fbb4538270), '(')
   Call: (192) [system] '('=')'
   Fail: (192) [system] '('=')'
   Call: (192) [system] '('=end_of_file
   Fail: (192) [system] '('=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _353448)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _355306)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
   Call: (194) [system] '('=(/)
   Fail: (194) [system] '('=(/)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _371316)
   Exit: (193) [system] get_char((0x55fbb4538270), '(')
   Call: (193) [system] '('='('
   Exit: (193) [system] '('='('
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _353448)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _376886)
   Exit: (195) [system] peek_char((0x55fbb4538270), :)
   Call: (195) [system] (:)=(;)
   Fail: (195) [system] (:)=(;)
   Call: (195) [system] (:)=(/)
   Fail: (195) [system] (:)=(/)
^  Call: (195) [user] is_like_space(:)
   Call: (196) [system] char_type(:, 'white')
   Fail: (196) [system] char_type(:, 'white')
   Call: (196) [system] char_type(:, end_of_line)
   Fail: (196) [system] char_type(:, end_of_line)
   Call: (196) [system] char_type(:, space)
   Fail: (196) [system] char_type(:, space)
   Call: (196) [system] char_type(:, cntrl)
   Fail: (196) [system] char_type(:, cntrl)
^  Fail: (195) [user] is_like_space(:)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _392896)
   Exit: (194) [system] peek_char((0x55fbb4538270), :)
   Call: (194) [system] (:)=')'
   Fail: (194) [system] (:)=')'
   Call: (194) [system] (:)=end_of_file
   Fail: (194) [system] (:)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _398466)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _400324)
   Exit: (196) [system] peek_char((0x55fbb4538270), :)
   Call: (196) [system] (:)=(;)
   Fail: (196) [system] (:)=(;)
   Call: (196) [system] (:)=(/)
   Fail: (196) [system] (:)=(/)
^  Call: (196) [user] is_like_space(:)
   Call: (197) [system] char_type(:, 'white')
   Fail: (197) [system] char_type(:, 'white')
   Call: (197) [system] char_type(:, end_of_line)
   Fail: (197) [system] char_type(:, end_of_line)
   Call: (197) [system] char_type(:, space)
   Fail: (197) [system] char_type(:, space)
   Call: (197) [system] char_type(:, cntrl)
   Fail: (197) [system] char_type(:, cntrl)
^  Fail: (196) [user] is_like_space(:)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _416334)
   Exit: (195) [system] get_char((0x55fbb4538270), :)
   Call: (195) [system] (:)='('
   Fail: (195) [system] (:)='('
   Call: (195) [system] (:)='['
   Fail: (195) [system] (:)='['
   Call: (195) [system] (:)='{'
   Fail: (195) [system] (:)='{'
   Call: (195) [system] (:)='"'
   Fail: (195) [system] (:)='"'
   Call: (195) [system] (:)=!
   Fail: (195) [system] (:)=!
   Call: (195) [system] (:)='\''
   Fail: (195) [system] (:)='\''
   Call: (195) [system] (:)='`'
   Fail: (195) [system] (:)='`'
   Call: (195) [system] (:)=end_of_file
   Fail: (195) [system] (:)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55fbb4538270), :, _398466)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _433976)
   Call: (197) [system] peek_char((0x55fbb4538270), _434910)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (197) [user] is_delimiter(' ')
   Call: (198) [system] char_type(' ', space)
   Exit: (198) [system] char_type(' ', space)
^  Exit: (197) [user] is_delimiter(' ')
   Call: (197) [system] _433976=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (196) [user] classify_and_convert_charseq([:], _398466)
^  Call: (197) [user] classify_and_convert_charseq_([:], _444194)
^  Call: (199) [system] setup_call_cleanup('$notrace'(_445146, _445148), once(user:catch(read_from_chars([:], _444194), _445128, fail)), '$restore_trace'(_445146, _445148))
^  Call: (200) [system] sig_atomic(system:'$notrace'(_445146, _445148))
^  Exit: (199) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _445128, fail)), system:'$restore_trace'(3, -1))
   Call: (198) [system] atomic(:)
   Exit: (198) [system] atomic(:)
^  Exit: (197) [user] classify_and_convert_charseq_([:], :)
   Call: (197) [system] integer(:)
   Fail: (197) [system] integer(:)
   Call: (197) [system] _398466=(:)
   Exit: (197) [system] (:)=(:)
^  Exit: (196) [user] classify_and_convert_charseq([:], :)
^  Exit: (195) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _457274)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _459132)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _468726)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _471430)
   Exit: (197) [system] peek_char((0x55fbb4538270), a)
   Call: (197) [system] a=(;)
   Fail: (197) [system] a=(;)
   Call: (197) [system] a=(/)
   Fail: (197) [system] a=(/)
^  Call: (197) [user] is_like_space(a)
   Call: (198) [system] char_type(a, 'white')
   Fail: (198) [system] char_type(a, 'white')
   Call: (198) [system] char_type(a, end_of_line)
   Fail: (198) [system] char_type(a, end_of_line)
   Call: (198) [system] char_type(a, space)
   Fail: (198) [system] char_type(a, space)
   Call: (198) [system] char_type(a, cntrl)
   Fail: (198) [system] char_type(a, cntrl)
^  Fail: (197) [user] is_like_space(a)
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _488364)
   Exit: (195) [system] peek_char((0x55fbb4538270), a)
   Call: (195) [system] a=')'
   Fail: (195) [system] a=')'
   Call: (195) [system] a=end_of_file
   Fail: (195) [system] a=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _493934)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _495792)
   Exit: (197) [system] peek_char((0x55fbb4538270), a)
   Call: (197) [system] a=(;)
   Fail: (197) [system] a=(;)
   Call: (197) [system] a=(/)
   Fail: (197) [system] a=(/)
^  Call: (197) [user] is_like_space(a)
   Call: (198) [system] char_type(a, 'white')
   Fail: (198) [system] char_type(a, 'white')
   Call: (198) [system] char_type(a, end_of_line)
   Fail: (198) [system] char_type(a, end_of_line)
   Call: (198) [system] char_type(a, space)
   Fail: (198) [system] char_type(a, space)
   Call: (198) [system] char_type(a, cntrl)
   Fail: (198) [system] char_type(a, cntrl)
^  Fail: (197) [user] is_like_space(a)
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _511802)
   Exit: (196) [system] get_char((0x55fbb4538270), a)
   Call: (196) [system] a='('
   Fail: (196) [system] a='('
   Call: (196) [system] a='['
   Fail: (196) [system] a='['
   Call: (196) [system] a='{'
   Fail: (196) [system] a='{'
   Call: (196) [system] a='"'
   Fail: (196) [system] a='"'
   Call: (196) [system] a=!
   Fail: (196) [system] a=!
   Call: (196) [system] a='\''
   Fail: (196) [system] a='\''
   Call: (196) [system] a='`'
   Fail: (196) [system] a='`'
   Call: (196) [system] a=end_of_file
   Fail: (196) [system] a=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55fbb4538270), a, _493934)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _529444)
   Call: (198) [system] peek_char((0x55fbb4538270), _530378)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (198) [user] is_delimiter(' ')
   Call: (199) [system] char_type(' ', space)
   Exit: (199) [system] char_type(' ', space)
^  Exit: (198) [user] is_delimiter(' ')
   Call: (198) [system] _529444=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (197) [user] classify_and_convert_charseq([a], _493934)
^  Call: (198) [user] classify_and_convert_charseq_([a], _539662)
^  Call: (200) [system] setup_call_cleanup('$notrace'(_540614, _540616), once(user:catch(read_from_chars([a], _539662), _540596, fail)), '$restore_trace'(_540614, _540616))
^  Call: (201) [system] sig_atomic(system:'$notrace'(_540614, _540616))
^  Exit: (200) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _540596, fail)), system:'$restore_trace'(3, -1))
   Call: (199) [system] atomic(a)
   Exit: (199) [system] atomic(a)
^  Exit: (198) [user] classify_and_convert_charseq_([a], a)
   Call: (198) [system] integer(a)
   Fail: (198) [system] integer(a)
   Call: (198) [system] _493934=a
   Exit: (198) [system] a=a
^  Exit: (197) [user] classify_and_convert_charseq([a], a)
^  Exit: (196) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _552742)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _554600)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _564194)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _566898)
   Exit: (198) [system] peek_char((0x55fbb4538270), 'B')
   Call: (198) [system] 'B'=(;)
   Fail: (198) [system] 'B'=(;)
   Call: (198) [system] 'B'=(/)
   Fail: (198) [system] 'B'=(/)
^  Call: (198) [user] is_like_space('B')
   Call: (199) [system] char_type('B', 'white')
   Fail: (199) [system] char_type('B', 'white')
   Call: (199) [system] char_type('B', end_of_line)
   Fail: (199) [system] char_type('B', end_of_line)
   Call: (199) [system] char_type('B', space)
   Fail: (199) [system] char_type('B', space)
   Call: (199) [system] char_type('B', cntrl)
   Fail: (199) [system] char_type('B', cntrl)
^  Fail: (198) [user] is_like_space('B')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _583832)
   Exit: (196) [system] peek_char((0x55fbb4538270), 'B')
   Call: (196) [system] 'B'=')'
   Fail: (196) [system] 'B'=')'
   Call: (196) [system] 'B'=end_of_file
   Fail: (196) [system] 'B'=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55fbb4538270), _589402)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _591260)
   Exit: (198) [system] peek_char((0x55fbb4538270), 'B')
   Call: (198) [system] 'B'=(;)
   Fail: (198) [system] 'B'=(;)
   Call: (198) [system] 'B'=(/)
   Fail: (198) [system] 'B'=(/)
^  Call: (198) [user] is_like_space('B')
   Call: (199) [system] char_type('B', 'white')
   Fail: (199) [system] char_type('B', 'white')
   Call: (199) [system] char_type('B', end_of_line)
   Fail: (199) [system] char_type('B', end_of_line)
   Call: (199) [system] char_type('B', space)
   Fail: (199) [system] char_type('B', space)
   Call: (199) [system] char_type('B', cntrl)
   Fail: (199) [system] char_type('B', cntrl)
^  Fail: (198) [user] is_like_space('B')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] get_char((0x55fbb4538270), _607270)
   Exit: (197) [system] get_char((0x55fbb4538270), 'B')
   Call: (197) [system] 'B'='('
   Fail: (197) [system] 'B'='('
   Call: (197) [system] 'B'='['
   Fail: (197) [system] 'B'='['
   Call: (197) [system] 'B'='{'
   Fail: (197) [system] 'B'='{'
   Call: (197) [system] 'B'='"'
   Fail: (197) [system] 'B'='"'
   Call: (197) [system] 'B'=!
   Fail: (197) [system] 'B'=!
   Call: (197) [system] 'B'='\''
   Fail: (197) [system] 'B'='\''
   Call: (197) [system] 'B'='`'
   Fail: (197) [system] 'B'='`'
   Call: (197) [system] 'B'=end_of_file
   Fail: (197) [system] 'B'=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55fbb4538270), 'B', _589402)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _624912)
   Call: (199) [system] peek_char((0x55fbb4538270), _625846)
   Exit: (199) [system] peek_char((0x55fbb4538270), ')')
^  Call: (199) [user] is_delimiter(')')
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] arg(_630566, v('(', ')', end_of_file), ')')
   Exit: (200) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (199) [user] is_delimiter(')')
   Call: (199) [system] _624912=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (198) [user] classify_and_convert_charseq(['B'], _589402)
^  Call: (199) [user] classify_and_convert_charseq_(['B'], _637002)
^  Call: (201) [system] setup_call_cleanup('$notrace'(_637954, _637956), once(user:catch(read_from_chars(['B'], _637002), _637936, fail)), '$restore_trace'(_637954, _637956))
^  Call: (202) [system] sig_atomic(system:'$notrace'(_637954, _637956))
^  Exit: (201) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _637002), _637936, fail)), system:'$restore_trace'(3, -1))
   Call: (200) [system] atomic(_637002)
   Fail: (200) [system] atomic(_637002)
   Call: (200) [system] atom_chars(_637002, ['B'])
   Exit: (200) [system] atom_chars('B', ['B'])
^  Exit: (199) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (199) [system] integer('B')
   Fail: (199) [system] integer('B')
   Call: (199) [system] _589402='B'
   Exit: (199) [system] 'B'='B'
^  Exit: (198) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (197) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (196) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _651952)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _653810)
   Exit: (198) [system] peek_char((0x55fbb4538270), ')')
   Call: (198) [system] ')'=(;)
   Fail: (198) [system] ')'=(;)
   Call: (198) [system] ')'=(/)
   Fail: (198) [system] ')'=(/)
^  Call: (198) [user] is_like_space(')')
   Call: (199) [system] char_type(')', 'white')
   Fail: (199) [system] char_type(')', 'white')
   Call: (199) [system] char_type(')', end_of_line)
   Fail: (199) [system] char_type(')', end_of_line)
   Call: (199) [system] char_type(')', space)
   Fail: (199) [system] char_type(')', space)
   Call: (199) [system] char_type(')', cntrl)
   Fail: (199) [system] char_type(')', cntrl)
^  Fail: (198) [user] is_like_space(')')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _669820)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
   Call: (197) [system] ')'=')'
   Exit: (197) [system] ')'=')'
   Call: (197) [system] get_char((0x55fbb4538270), _673610)
   Exit: (197) [system] get_char((0x55fbb4538270), ')')
   Call: (197) [system] _651952=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [])
   Call: (196) [system] _552742=['B']
   Exit: (196) [system] ['B']=['B']
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (195) [system] _457274=[a, 'B']
   Exit: (195) [system] [a, 'B']=[a, 'B']
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [a, 'B'])
   Call: (194) [system] _353448=[:, a, 'B']
   Exit: (194) [system] [:, a, 'B']=[:, a, 'B']
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [:, a, 'B'])
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), [:, a, 'B'])
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _687492)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _689350)
   Exit: (194) [system] peek_char((0x55fbb4538270), '\n')
   Call: (194) [system] '\n'=(;)
   Fail: (194) [system] '\n'=(;)
   Call: (194) [system] '\n'=(/)
   Fail: (194) [system] '\n'=(/)
^  Call: (194) [user] is_like_space('\n')
   Call: (195) [system] char_type('\n', 'white')
   Fail: (195) [system] char_type('\n', 'white')
   Call: (195) [system] char_type('\n', end_of_line)
   Exit: (195) [system] char_type('\n', end_of_line)
^  Exit: (194) [user] is_like_space('\n')
   Call: (194) [system] get_char((0x55fbb4538270), _700800)
   Exit: (194) [system] get_char((0x55fbb4538270), '\n')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _703504)
   Exit: (195) [system] peek_char((0x55fbb4538270), '\t')
   Call: (195) [system] '\t'=(;)
   Fail: (195) [system] '\t'=(;)
   Call: (195) [system] '\t'=(/)
   Fail: (195) [system] '\t'=(/)
^  Call: (195) [user] is_like_space('\t')
   Call: (196) [system] char_type('\t', 'white')
   Exit: (196) [system] char_type('\t', 'white')
^  Exit: (195) [user] is_like_space('\t')
   Call: (195) [system] get_char((0x55fbb4538270), _713098)
   Exit: (195) [system] get_char((0x55fbb4538270), '\t')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _715802)
   Exit: (196) [system] peek_char((0x55fbb4538270), '\t')
   Call: (196) [system] '\t'=(;)
   Fail: (196) [system] '\t'=(;)
   Call: (196) [system] '\t'=(/)
   Fail: (196) [system] '\t'=(/)
^  Call: (196) [user] is_like_space('\t')
   Call: (197) [system] char_type('\t', 'white')
   Exit: (197) [system] char_type('\t', 'white')
^  Exit: (196) [user] is_like_space('\t')
   Call: (196) [system] get_char((0x55fbb4538270), _725396)
   Exit: (196) [system] get_char((0x55fbb4538270), '\t')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _728100)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _737694)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _740398)
   Exit: (198) [system] peek_char((0x55fbb4538270), '(')
   Call: (198) [system] '('=(;)
   Fail: (198) [system] '('=(;)
   Call: (198) [system] '('=(/)
   Fail: (198) [system] '('=(/)
^  Call: (198) [user] is_like_space('(')
   Call: (199) [system] char_type('(', 'white')
   Fail: (199) [system] char_type('(', 'white')
   Call: (199) [system] char_type('(', end_of_line)
   Fail: (199) [system] char_type('(', end_of_line)
   Call: (199) [system] char_type('(', space)
   Fail: (199) [system] char_type('(', space)
   Call: (199) [system] char_type('(', cntrl)
   Fail: (199) [system] char_type('(', cntrl)
^  Fail: (198) [user] is_like_space('(')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _760104)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=')'
   Fail: (193) [system] '('=')'
   Call: (193) [system] '('=end_of_file
   Fail: (193) [system] '('=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _765674)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _767532)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
   Call: (195) [system] '('=(/)
   Fail: (195) [system] '('=(/)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _783542)
   Exit: (194) [system] get_char((0x55fbb4538270), '(')
   Call: (194) [system] '('='('
   Exit: (194) [system] '('='('
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _765674)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _789112)
   Exit: (196) [system] peek_char((0x55fbb4538270), :)
   Call: (196) [system] (:)=(;)
   Fail: (196) [system] (:)=(;)
   Call: (196) [system] (:)=(/)
   Fail: (196) [system] (:)=(/)
^  Call: (196) [user] is_like_space(:)
   Call: (197) [system] char_type(:, 'white')
   Fail: (197) [system] char_type(:, 'white')
   Call: (197) [system] char_type(:, end_of_line)
   Fail: (197) [system] char_type(:, end_of_line)
   Call: (197) [system] char_type(:, space)
   Fail: (197) [system] char_type(:, space)
   Call: (197) [system] char_type(:, cntrl)
   Fail: (197) [system] char_type(:, cntrl)
^  Fail: (196) [user] is_like_space(:)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _805122)
   Exit: (195) [system] peek_char((0x55fbb4538270), :)
   Call: (195) [system] (:)=')'
   Fail: (195) [system] (:)=')'
   Call: (195) [system] (:)=end_of_file
   Fail: (195) [system] (:)=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _810692)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _812550)
   Exit: (197) [system] peek_char((0x55fbb4538270), :)
   Call: (197) [system] (:)=(;)
   Fail: (197) [system] (:)=(;)
   Call: (197) [system] (:)=(/)
   Fail: (197) [system] (:)=(/)
^  Call: (197) [user] is_like_space(:)
   Call: (198) [system] char_type(:, 'white')
   Fail: (198) [system] char_type(:, 'white')
   Call: (198) [system] char_type(:, end_of_line)
   Fail: (198) [system] char_type(:, end_of_line)
   Call: (198) [system] char_type(:, space)
   Fail: (198) [system] char_type(:, space)
   Call: (198) [system] char_type(:, cntrl)
   Fail: (198) [system] char_type(:, cntrl)
^  Fail: (197) [user] is_like_space(:)
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _828560)
   Exit: (196) [system] get_char((0x55fbb4538270), :)
   Call: (196) [system] (:)='('
   Fail: (196) [system] (:)='('
   Call: (196) [system] (:)='['
   Fail: (196) [system] (:)='['
   Call: (196) [system] (:)='{'
   Fail: (196) [system] (:)='{'
   Call: (196) [system] (:)='"'
   Fail: (196) [system] (:)='"'
   Call: (196) [system] (:)=!
   Fail: (196) [system] (:)=!
   Call: (196) [system] (:)='\''
   Fail: (196) [system] (:)='\''
   Call: (196) [system] (:)='`'
   Fail: (196) [system] (:)='`'
   Call: (196) [system] (:)=end_of_file
   Fail: (196) [system] (:)=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55fbb4538270), :, _810692)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _846202)
   Call: (198) [system] peek_char((0x55fbb4538270), _847136)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (198) [user] is_delimiter(' ')
   Call: (199) [system] char_type(' ', space)
   Exit: (199) [system] char_type(' ', space)
^  Exit: (198) [user] is_delimiter(' ')
   Call: (198) [system] _846202=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (197) [user] classify_and_convert_charseq([:], _810692)
^  Call: (198) [user] classify_and_convert_charseq_([:], _856420)
^  Call: (200) [system] setup_call_cleanup('$notrace'(_857372, _857374), once(user:catch(read_from_chars([:], _856420), _857354, fail)), '$restore_trace'(_857372, _857374))
^  Call: (201) [system] sig_atomic(system:'$notrace'(_857372, _857374))
^  Exit: (200) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _857354, fail)), system:'$restore_trace'(3, -1))
   Call: (199) [system] atomic(:)
   Exit: (199) [system] atomic(:)
^  Exit: (198) [user] classify_and_convert_charseq_([:], :)
   Call: (198) [system] integer(:)
   Fail: (198) [system] integer(:)
   Call: (198) [system] _810692=(:)
   Exit: (198) [system] (:)=(:)
^  Exit: (197) [user] classify_and_convert_charseq([:], :)
^  Exit: (196) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _869500)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _871358)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _880952)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _883656)
   Exit: (198) [system] peek_char((0x55fbb4538270), '(')
   Call: (198) [system] '('=(;)
   Fail: (198) [system] '('=(;)
   Call: (198) [system] '('=(/)
   Fail: (198) [system] '('=(/)
^  Call: (198) [user] is_like_space('(')
   Call: (199) [system] char_type('(', 'white')
   Fail: (199) [system] char_type('(', 'white')
   Call: (199) [system] char_type('(', end_of_line)
   Fail: (199) [system] char_type('(', end_of_line)
   Call: (199) [system] char_type('(', space)
   Fail: (199) [system] char_type('(', space)
   Call: (199) [system] char_type('(', cntrl)
   Fail: (199) [system] char_type('(', cntrl)
^  Fail: (198) [user] is_like_space('(')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _900590)
   Exit: (196) [system] peek_char((0x55fbb4538270), '(')
   Call: (196) [system] '('=')'
   Fail: (196) [system] '('=')'
   Call: (196) [system] '('=end_of_file
   Fail: (196) [system] '('=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55fbb4538270), _906160)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _908018)
   Exit: (198) [system] peek_char((0x55fbb4538270), '(')
   Call: (198) [system] '('=(;)
   Fail: (198) [system] '('=(;)
   Call: (198) [system] '('=(/)
   Fail: (198) [system] '('=(/)
^  Call: (198) [user] is_like_space('(')
   Call: (199) [system] char_type('(', 'white')
   Fail: (199) [system] char_type('(', 'white')
   Call: (199) [system] char_type('(', end_of_line)
   Fail: (199) [system] char_type('(', end_of_line)
   Call: (199) [system] char_type('(', space)
   Fail: (199) [system] char_type('(', space)
   Call: (199) [system] char_type('(', cntrl)
   Fail: (199) [system] char_type('(', cntrl)
^  Fail: (198) [user] is_like_space('(')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] get_char((0x55fbb4538270), _924028)
   Exit: (197) [system] get_char((0x55fbb4538270), '(')
   Call: (197) [system] '('='('
   Exit: (197) [system] '('='('
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _906160)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _929598)
   Exit: (199) [system] peek_char((0x55fbb4538270), 'C')
   Call: (199) [system] 'C'=(;)
   Fail: (199) [system] 'C'=(;)
   Call: (199) [system] 'C'=(/)
   Fail: (199) [system] 'C'=(/)
^  Call: (199) [user] is_like_space('C')
   Call: (200) [system] char_type('C', 'white')
   Fail: (200) [system] char_type('C', 'white')
   Call: (200) [system] char_type('C', end_of_line)
   Fail: (200) [system] char_type('C', end_of_line)
   Call: (200) [system] char_type('C', space)
   Fail: (200) [system] char_type('C', space)
   Call: (200) [system] char_type('C', cntrl)
   Fail: (200) [system] char_type('C', cntrl)
^  Fail: (199) [user] is_like_space('C')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _945608)
   Exit: (198) [system] peek_char((0x55fbb4538270), 'C')
   Call: (198) [system] 'C'=')'
   Fail: (198) [system] 'C'=')'
   Call: (198) [system] 'C'=end_of_file
   Fail: (198) [system] 'C'=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _951178)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _953036)
   Exit: (200) [system] peek_char((0x55fbb4538270), 'C')
   Call: (200) [system] 'C'=(;)
   Fail: (200) [system] 'C'=(;)
   Call: (200) [system] 'C'=(/)
   Fail: (200) [system] 'C'=(/)
^  Call: (200) [user] is_like_space('C')
   Call: (201) [system] char_type('C', 'white')
   Fail: (201) [system] char_type('C', 'white')
   Call: (201) [system] char_type('C', end_of_line)
   Fail: (201) [system] char_type('C', end_of_line)
   Call: (201) [system] char_type('C', space)
   Fail: (201) [system] char_type('C', space)
   Call: (201) [system] char_type('C', cntrl)
   Fail: (201) [system] char_type('C', cntrl)
^  Fail: (200) [user] is_like_space('C')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _969046)
   Exit: (199) [system] get_char((0x55fbb4538270), 'C')
   Call: (199) [system] 'C'='('
   Fail: (199) [system] 'C'='('
   Call: (199) [system] 'C'='['
   Fail: (199) [system] 'C'='['
   Call: (199) [system] 'C'='{'
   Fail: (199) [system] 'C'='{'
   Call: (199) [system] 'C'='"'
   Fail: (199) [system] 'C'='"'
   Call: (199) [system] 'C'=!
   Fail: (199) [system] 'C'=!
   Call: (199) [system] 'C'='\''
   Fail: (199) [system] 'C'='\''
   Call: (199) [system] 'C'='`'
   Fail: (199) [system] 'C'='`'
   Call: (199) [system] 'C'=end_of_file
   Fail: (199) [system] 'C'=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55fbb4538270), 'C', _951178)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _986688)
   Call: (201) [system] peek_char((0x55fbb4538270), _987622)
   Exit: (201) [system] peek_char((0x55fbb4538270), o)
^  Call: (201) [user] is_delimiter(o)
   Call: (202) [system] char_type(o, space)
   Fail: (202) [system] char_type(o, space)
   Call: (202) [system] arg(_992342, v('(', ')', end_of_file), o)
   Fail: (202) [system] arg(_993274, v('(', ')', end_of_file), o)
^  Fail: (201) [user] is_delimiter(o)
   Call: (201) [system] ')'==o
   Fail: (201) [system] ')'==o
   Call: (201) [system] get_char((0x55fbb4538270), o)
   Exit: (201) [system] get_char((0x55fbb4538270), o)
   Call: (201) [system] o=(\)
   Fail: (201) [system] o=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1000624)
   Call: (202) [system] peek_char((0x55fbb4538270), _1001558)
   Exit: (202) [system] peek_char((0x55fbb4538270), n)
^  Call: (202) [user] is_delimiter(n)
   Call: (203) [system] char_type(n, space)
   Fail: (203) [system] char_type(n, space)
   Call: (203) [system] arg(_1006278, v('(', ')', end_of_file), n)
   Fail: (203) [system] arg(_1007210, v('(', ')', end_of_file), n)
^  Fail: (202) [user] is_delimiter(n)
   Call: (202) [system] ')'==n
   Fail: (202) [system] ')'==n
   Call: (202) [system] get_char((0x55fbb4538270), n)
   Exit: (202) [system] get_char((0x55fbb4538270), n)
   Call: (202) [system] n=(\)
   Fail: (202) [system] n=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1014560)
   Call: (203) [system] peek_char((0x55fbb4538270), _1015494)
   Exit: (203) [system] peek_char((0x55fbb4538270), j)
^  Call: (203) [user] is_delimiter(j)
   Call: (204) [system] char_type(j, space)
   Fail: (204) [system] char_type(j, space)
   Call: (204) [system] arg(_1020214, v('(', ')', end_of_file), j)
   Fail: (204) [system] arg(_1021146, v('(', ')', end_of_file), j)
^  Fail: (203) [user] is_delimiter(j)
   Call: (203) [system] ')'==j
   Fail: (203) [system] ')'==j
   Call: (203) [system] get_char((0x55fbb4538270), j)
   Exit: (203) [system] get_char((0x55fbb4538270), j)
   Call: (203) [system] j=(\)
   Fail: (203) [system] j=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1028496)
   Call: (204) [system] peek_char((0x55fbb4538270), _1029430)
   Exit: (204) [system] peek_char((0x55fbb4538270), u)
^  Call: (204) [user] is_delimiter(u)
   Call: (205) [system] char_type(u, space)
   Fail: (205) [system] char_type(u, space)
   Call: (205) [system] arg(_1034150, v('(', ')', end_of_file), u)
   Fail: (205) [system] arg(_1035082, v('(', ')', end_of_file), u)
^  Fail: (204) [user] is_delimiter(u)
   Call: (204) [system] ')'==u
   Fail: (204) [system] ')'==u
   Call: (204) [system] get_char((0x55fbb4538270), u)
   Exit: (204) [system] get_char((0x55fbb4538270), u)
   Call: (204) [system] u=(\)
   Fail: (204) [system] u=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1042432)
   Call: (205) [system] peek_char((0x55fbb4538270), _1043366)
   Exit: (205) [system] peek_char((0x55fbb4538270), n)
^  Call: (205) [user] is_delimiter(n)
   Call: (206) [system] char_type(n, space)
   Fail: (206) [system] char_type(n, space)
   Call: (206) [system] arg(_1048086, v('(', ')', end_of_file), n)
   Fail: (206) [system] arg(_1049018, v('(', ')', end_of_file), n)
^  Fail: (205) [user] is_delimiter(n)
   Call: (205) [system] ')'==n
   Fail: (205) [system] ')'==n
   Call: (205) [system] get_char((0x55fbb4538270), n)
   Exit: (205) [system] get_char((0x55fbb4538270), n)
   Call: (205) [system] n=(\)
   Fail: (205) [system] n=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1056368)
   Call: (206) [system] peek_char((0x55fbb4538270), _1057302)
   Exit: (206) [system] peek_char((0x55fbb4538270), c)
^  Call: (206) [user] is_delimiter(c)
   Call: (207) [system] char_type(c, space)
   Fail: (207) [system] char_type(c, space)
   Call: (207) [system] arg(_1062022, v('(', ')', end_of_file), c)
   Fail: (207) [system] arg(_1062954, v('(', ')', end_of_file), c)
^  Fail: (206) [user] is_delimiter(c)
   Call: (206) [system] ')'==c
   Fail: (206) [system] ')'==c
   Call: (206) [system] get_char((0x55fbb4538270), c)
   Exit: (206) [system] get_char((0x55fbb4538270), c)
   Call: (206) [system] c=(\)
   Fail: (206) [system] c=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1070304)
   Call: (207) [system] peek_char((0x55fbb4538270), _1071238)
   Exit: (207) [system] peek_char((0x55fbb4538270), t)
^  Call: (207) [user] is_delimiter(t)
   Call: (208) [system] char_type(t, space)
   Fail: (208) [system] char_type(t, space)
   Call: (208) [system] arg(_1075958, v('(', ')', end_of_file), t)
   Fail: (208) [system] arg(_1076890, v('(', ')', end_of_file), t)
^  Fail: (207) [user] is_delimiter(t)
   Call: (207) [system] ')'==t
   Fail: (207) [system] ')'==t
   Call: (207) [system] get_char((0x55fbb4538270), t)
   Exit: (207) [system] get_char((0x55fbb4538270), t)
   Call: (207) [system] t=(\)
   Fail: (207) [system] t=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1084240)
   Call: (208) [system] peek_char((0x55fbb4538270), _1085174)
   Exit: (208) [system] peek_char((0x55fbb4538270), i)
^  Call: (208) [user] is_delimiter(i)
   Call: (209) [system] char_type(i, space)
   Fail: (209) [system] char_type(i, space)
   Call: (209) [system] arg(_1089894, v('(', ')', end_of_file), i)
   Fail: (209) [system] arg(_1090826, v('(', ')', end_of_file), i)
^  Fail: (208) [user] is_delimiter(i)
   Call: (208) [system] ')'==i
   Fail: (208) [system] ')'==i
   Call: (208) [system] get_char((0x55fbb4538270), i)
   Exit: (208) [system] get_char((0x55fbb4538270), i)
   Call: (208) [system] i=(\)
   Fail: (208) [system] i=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1098176)
   Call: (209) [system] peek_char((0x55fbb4538270), _1099110)
   Exit: (209) [system] peek_char((0x55fbb4538270), o)
^  Call: (209) [user] is_delimiter(o)
   Call: (210) [system] char_type(o, space)
   Fail: (210) [system] char_type(o, space)
   Call: (210) [system] arg(_1103830, v('(', ')', end_of_file), o)
   Fail: (210) [system] arg(_1104762, v('(', ')', end_of_file), o)
^  Fail: (209) [user] is_delimiter(o)
   Call: (209) [system] ')'==o
   Fail: (209) [system] ')'==o
   Call: (209) [system] get_char((0x55fbb4538270), o)
   Exit: (209) [system] get_char((0x55fbb4538270), o)
   Call: (209) [system] o=(\)
   Fail: (209) [system] o=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1112112)
   Call: (210) [system] peek_char((0x55fbb4538270), _1113046)
   Exit: (210) [system] peek_char((0x55fbb4538270), n)
^  Call: (210) [user] is_delimiter(n)
   Call: (211) [system] char_type(n, space)
   Fail: (211) [system] char_type(n, space)
   Call: (211) [system] arg(_1117766, v('(', ')', end_of_file), n)
   Fail: (211) [system] arg(_1118698, v('(', ')', end_of_file), n)
^  Fail: (210) [user] is_delimiter(n)
   Call: (210) [system] ')'==n
   Fail: (210) [system] ')'==n
   Call: (210) [system] get_char((0x55fbb4538270), n)
   Exit: (210) [system] get_char((0x55fbb4538270), n)
   Call: (210) [system] n=(\)
   Fail: (210) [system] n=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1126048)
   Call: (211) [system] peek_char((0x55fbb4538270), _1126982)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (211) [user] is_delimiter('I')
   Call: (212) [system] char_type('I', space)
   Fail: (212) [system] char_type('I', space)
   Call: (212) [system] arg(_1131702, v('(', ')', end_of_file), 'I')
   Fail: (212) [system] arg(_1132634, v('(', ')', end_of_file), 'I')
^  Fail: (211) [user] is_delimiter('I')
   Call: (211) [system] ')'=='I'
   Fail: (211) [system] ')'=='I'
   Call: (211) [system] get_char((0x55fbb4538270), 'I')
   Exit: (211) [system] get_char((0x55fbb4538270), 'I')
   Call: (211) [system] 'I'=(\)
   Fail: (211) [system] 'I'=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1139984)
   Call: (212) [system] peek_char((0x55fbb4538270), _1140918)
   Exit: (212) [system] peek_char((0x55fbb4538270), n)
^  Call: (212) [user] is_delimiter(n)
   Call: (213) [system] char_type(n, space)
   Fail: (213) [system] char_type(n, space)
   Call: (213) [system] arg(_1145638, v('(', ')', end_of_file), n)
   Fail: (213) [system] arg(_1146570, v('(', ')', end_of_file), n)
^  Fail: (212) [user] is_delimiter(n)
   Call: (212) [system] ')'==n
   Fail: (212) [system] ')'==n
   Call: (212) [system] get_char((0x55fbb4538270), n)
   Exit: (212) [system] get_char((0x55fbb4538270), n)
   Call: (212) [system] n=(\)
   Fail: (212) [system] n=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1153920)
   Call: (213) [system] peek_char((0x55fbb4538270), _1154854)
   Exit: (213) [system] peek_char((0x55fbb4538270), t)
^  Call: (213) [user] is_delimiter(t)
   Call: (214) [system] char_type(t, space)
   Fail: (214) [system] char_type(t, space)
   Call: (214) [system] arg(_1159574, v('(', ')', end_of_file), t)
   Fail: (214) [system] arg(_1160506, v('(', ')', end_of_file), t)
^  Fail: (213) [user] is_delimiter(t)
   Call: (213) [system] ')'==t
   Fail: (213) [system] ')'==t
   Call: (213) [system] get_char((0x55fbb4538270), t)
   Exit: (213) [system] get_char((0x55fbb4538270), t)
   Call: (213) [system] t=(\)
   Fail: (213) [system] t=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1167856)
   Call: (214) [system] peek_char((0x55fbb4538270), _1168790)
   Exit: (214) [system] peek_char((0x55fbb4538270), r)
^  Call: (214) [user] is_delimiter(r)
   Call: (215) [system] char_type(r, space)
   Fail: (215) [system] char_type(r, space)
   Call: (215) [system] arg(_1173510, v('(', ')', end_of_file), r)
   Fail: (215) [system] arg(_1174442, v('(', ')', end_of_file), r)
^  Fail: (214) [user] is_delimiter(r)
   Call: (214) [system] ')'==r
   Fail: (214) [system] ')'==r
   Call: (214) [system] get_char((0x55fbb4538270), r)
   Exit: (214) [system] get_char((0x55fbb4538270), r)
   Call: (214) [system] r=(\)
   Fail: (214) [system] r=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1181792)
   Call: (215) [system] peek_char((0x55fbb4538270), _1182726)
   Exit: (215) [system] peek_char((0x55fbb4538270), o)
^  Call: (215) [user] is_delimiter(o)
   Call: (216) [system] char_type(o, space)
   Fail: (216) [system] char_type(o, space)
   Call: (216) [system] arg(_1187446, v('(', ')', end_of_file), o)
   Fail: (216) [system] arg(_1188378, v('(', ')', end_of_file), o)
^  Fail: (215) [user] is_delimiter(o)
   Call: (215) [system] ')'==o
   Fail: (215) [system] ')'==o
   Call: (215) [system] get_char((0x55fbb4538270), o)
   Exit: (215) [system] get_char((0x55fbb4538270), o)
   Call: (215) [system] o=(\)
   Fail: (215) [system] o=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1195728)
   Call: (216) [system] peek_char((0x55fbb4538270), _1196662)
   Exit: (216) [system] peek_char((0x55fbb4538270), d)
^  Call: (216) [user] is_delimiter(d)
   Call: (217) [system] char_type(d, space)
   Fail: (217) [system] char_type(d, space)
   Call: (217) [system] arg(_1201382, v('(', ')', end_of_file), d)
   Fail: (217) [system] arg(_1202314, v('(', ')', end_of_file), d)
^  Fail: (216) [user] is_delimiter(d)
   Call: (216) [system] ')'==d
   Fail: (216) [system] ')'==d
   Call: (216) [system] get_char((0x55fbb4538270), d)
   Exit: (216) [system] get_char((0x55fbb4538270), d)
   Call: (216) [system] d=(\)
   Fail: (216) [system] d=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1209664)
   Call: (217) [system] peek_char((0x55fbb4538270), _1210598)
   Exit: (217) [system] peek_char((0x55fbb4538270), u)
^  Call: (217) [user] is_delimiter(u)
   Call: (218) [system] char_type(u, space)
   Fail: (218) [system] char_type(u, space)
   Call: (218) [system] arg(_1215318, v('(', ')', end_of_file), u)
   Fail: (218) [system] arg(_1216250, v('(', ')', end_of_file), u)
^  Fail: (217) [user] is_delimiter(u)
   Call: (217) [system] ')'==u
   Fail: (217) [system] ')'==u
   Call: (217) [system] get_char((0x55fbb4538270), u)
   Exit: (217) [system] get_char((0x55fbb4538270), u)
   Call: (217) [system] u=(\)
   Fail: (217) [system] u=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1223600)
   Call: (218) [system] peek_char((0x55fbb4538270), _1224534)
   Exit: (218) [system] peek_char((0x55fbb4538270), c)
^  Call: (218) [user] is_delimiter(c)
   Call: (219) [system] char_type(c, space)
   Fail: (219) [system] char_type(c, space)
   Call: (219) [system] arg(_1229254, v('(', ')', end_of_file), c)
   Fail: (219) [system] arg(_1230186, v('(', ')', end_of_file), c)
^  Fail: (218) [user] is_delimiter(c)
   Call: (218) [system] ')'==c
   Fail: (218) [system] ')'==c
   Call: (218) [system] get_char((0x55fbb4538270), c)
   Exit: (218) [system] get_char((0x55fbb4538270), c)
   Call: (218) [system] c=(\)
   Fail: (218) [system] c=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1237536)
   Call: (219) [system] peek_char((0x55fbb4538270), _1238470)
   Exit: (219) [system] peek_char((0x55fbb4538270), t)
^  Call: (219) [user] is_delimiter(t)
   Call: (220) [system] char_type(t, space)
   Fail: (220) [system] char_type(t, space)
   Call: (220) [system] arg(_1243190, v('(', ')', end_of_file), t)
   Fail: (220) [system] arg(_1244122, v('(', ')', end_of_file), t)
^  Fail: (219) [user] is_delimiter(t)
   Call: (219) [system] ')'==t
   Fail: (219) [system] ')'==t
   Call: (219) [system] get_char((0x55fbb4538270), t)
   Exit: (219) [system] get_char((0x55fbb4538270), t)
   Call: (219) [system] t=(\)
   Fail: (219) [system] t=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1251472)
   Call: (220) [system] peek_char((0x55fbb4538270), _1252406)
   Exit: (220) [system] peek_char((0x55fbb4538270), i)
^  Call: (220) [user] is_delimiter(i)
   Call: (221) [system] char_type(i, space)
   Fail: (221) [system] char_type(i, space)
   Call: (221) [system] arg(_1257126, v('(', ')', end_of_file), i)
   Fail: (221) [system] arg(_1258058, v('(', ')', end_of_file), i)
^  Fail: (220) [user] is_delimiter(i)
   Call: (220) [system] ')'==i
   Fail: (220) [system] ')'==i
   Call: (220) [system] get_char((0x55fbb4538270), i)
   Exit: (220) [system] get_char((0x55fbb4538270), i)
   Call: (220) [system] i=(\)
   Fail: (220) [system] i=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1265408)
   Call: (221) [system] peek_char((0x55fbb4538270), _1266342)
   Exit: (221) [system] peek_char((0x55fbb4538270), o)
^  Call: (221) [user] is_delimiter(o)
   Call: (222) [system] char_type(o, space)
   Fail: (222) [system] char_type(o, space)
   Call: (222) [system] arg(_1271062, v('(', ')', end_of_file), o)
   Fail: (222) [system] arg(_1271994, v('(', ')', end_of_file), o)
^  Fail: (221) [user] is_delimiter(o)
   Call: (221) [system] ')'==o
   Fail: (221) [system] ')'==o
   Call: (221) [system] get_char((0x55fbb4538270), o)
   Exit: (221) [system] get_char((0x55fbb4538270), o)
   Call: (221) [system] o=(\)
   Fail: (221) [system] o=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1279344)
   Call: (222) [system] peek_char((0x55fbb4538270), _1280278)
   Exit: (222) [system] peek_char((0x55fbb4538270), n)
^  Call: (222) [user] is_delimiter(n)
   Call: (223) [system] char_type(n, space)
   Fail: (223) [system] char_type(n, space)
   Call: (223) [system] arg(_1284998, v('(', ')', end_of_file), n)
   Fail: (223) [system] arg(_1285930, v('(', ')', end_of_file), n)
^  Fail: (222) [user] is_delimiter(n)
   Call: (222) [system] ')'==n
   Fail: (222) [system] ')'==n
   Call: (222) [system] get_char((0x55fbb4538270), n)
   Exit: (222) [system] get_char((0x55fbb4538270), n)
   Call: (222) [system] n=(\)
   Fail: (222) [system] n=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _1293280)
   Call: (223) [system] peek_char((0x55fbb4538270), _1294214)
   Exit: (223) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (223) [user] is_delimiter(' ')
   Call: (224) [system] char_type(' ', space)
   Exit: (224) [system] char_type(' ', space)
^  Exit: (223) [user] is_delimiter(' ')
   Call: (223) [system] _1293280=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (222) [system] _1279344=[n]
   Exit: (222) [system] [n]=[n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (221) [system] _1265408=[o, n]
   Exit: (221) [system] [o, n]=[o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (220) [system] _1251472=[i, o, n]
   Exit: (220) [system] [i, o, n]=[i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (219) [system] _1237536=[t, i, o, n]
   Exit: (219) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (218) [system] _1223600=[c, t, i, o, n]
   Exit: (218) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (217) [system] _1209664=[u, c, t, i, o, n]
   Exit: (217) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (216) [system] _1195728=[d, u, c, t, i, o, n]
   Exit: (216) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (215) [system] _1181792=[o, d, u, c, t, i, o, n]
   Exit: (215) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (214) [system] _1167856=[r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _1153920=[t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (212) [system] _1139984=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (212) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (211) [system] _1126048=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (211) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (210) [system] _1112112=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (210) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (209) [system] _1098176=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (209) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (208) [system] _1084240=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (208) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (207) [system] _1070304=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (207) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (206) [system] _1056368=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (206) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (205) [system] _1042432=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (205) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (204) [system] _1028496=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (204) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (203) [system] _1014560=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (203) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (202) [system] _1000624=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (202) [system] [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (201) [system] _986688=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (201) [system] [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (200) [user] classify_and_convert_charseq(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _951178)
^  Call: (201) [user] classify_and_convert_charseq_(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1364966)
^  Call: (203) [system] setup_call_cleanup('$notrace'(_1365918, _1365920), once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1364966), _1365900, fail)), '$restore_trace'(_1365918, _1365920))
^  Call: (204) [system] sig_atomic(system:'$notrace'(_1365918, _1365920))
^  Exit: (203) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1364966), _1365900, fail)), system:'$restore_trace'(3, -1))
   Call: (202) [system] atomic(_1364966)
   Fail: (202) [system] atomic(_1364966)
   Call: (202) [system] atom_chars(_1364966, ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (202) [system] atom_chars('ConjunctionIntroduction', ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (201) [user] classify_and_convert_charseq_(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
   Call: (201) [system] integer('ConjunctionIntroduction')
   Fail: (201) [system] integer('ConjunctionIntroduction')
   Call: (201) [system] _951178='ConjunctionIntroduction'
   Exit: (201) [system] 'ConjunctionIntroduction'='ConjunctionIntroduction'
^  Exit: (200) [user] classify_and_convert_charseq(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
^  Exit: (199) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'ConjunctionIntroduction')
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), 'ConjunctionIntroduction')
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _1379916)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1381774)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _1391368)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1394072)
   Exit: (201) [system] peek_char((0x55fbb4538270), a)
   Call: (201) [system] a=(;)
   Fail: (201) [system] a=(;)
   Call: (201) [system] a=(/)
   Fail: (201) [system] a=(/)
^  Call: (201) [user] is_like_space(a)
   Call: (202) [system] char_type(a, 'white')
   Fail: (202) [system] char_type(a, 'white')
   Call: (202) [system] char_type(a, end_of_line)
   Fail: (202) [system] char_type(a, end_of_line)
   Call: (202) [system] char_type(a, space)
   Fail: (202) [system] char_type(a, space)
   Call: (202) [system] char_type(a, cntrl)
   Fail: (202) [system] char_type(a, cntrl)
^  Fail: (201) [user] is_like_space(a)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1411006)
   Exit: (199) [system] peek_char((0x55fbb4538270), a)
   Call: (199) [system] a=')'
   Fail: (199) [system] a=')'
   Call: (199) [system] a=end_of_file
   Fail: (199) [system] a=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _1416576)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1418434)
   Exit: (201) [system] peek_char((0x55fbb4538270), a)
   Call: (201) [system] a=(;)
   Fail: (201) [system] a=(;)
   Call: (201) [system] a=(/)
   Fail: (201) [system] a=(/)
^  Call: (201) [user] is_like_space(a)
   Call: (202) [system] char_type(a, 'white')
   Fail: (202) [system] char_type(a, 'white')
   Call: (202) [system] char_type(a, end_of_line)
   Fail: (202) [system] char_type(a, end_of_line)
   Call: (202) [system] char_type(a, space)
   Fail: (202) [system] char_type(a, space)
   Call: (202) [system] char_type(a, cntrl)
   Fail: (202) [system] char_type(a, cntrl)
^  Fail: (201) [user] is_like_space(a)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _1434444)
   Exit: (200) [system] get_char((0x55fbb4538270), a)
   Call: (200) [system] a='('
   Fail: (200) [system] a='('
   Call: (200) [system] a='['
   Fail: (200) [system] a='['
   Call: (200) [system] a='{'
   Fail: (200) [system] a='{'
   Call: (200) [system] a='"'
   Fail: (200) [system] a='"'
   Call: (200) [system] a=!
   Fail: (200) [system] a=!
   Call: (200) [system] a='\''
   Fail: (200) [system] a='\''
   Call: (200) [system] a='`'
   Fail: (200) [system] a='`'
   Call: (200) [system] a=end_of_file
   Fail: (200) [system] a=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55fbb4538270), a, _1416576)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1452086)
   Call: (202) [system] peek_char((0x55fbb4538270), _1453020)
   Exit: (202) [system] peek_char((0x55fbb4538270), b)
^  Call: (202) [user] is_delimiter(b)
   Call: (203) [system] char_type(b, space)
   Fail: (203) [system] char_type(b, space)
   Call: (203) [system] arg(_1457740, v('(', ')', end_of_file), b)
   Fail: (203) [system] arg(_1458672, v('(', ')', end_of_file), b)
^  Fail: (202) [user] is_delimiter(b)
   Call: (202) [system] ')'==b
   Fail: (202) [system] ')'==b
   Call: (202) [system] get_char((0x55fbb4538270), b)
   Exit: (202) [system] get_char((0x55fbb4538270), b)
   Call: (202) [system] b=(\)
   Fail: (202) [system] b=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1466022)
   Call: (203) [system] peek_char((0x55fbb4538270), _1466956)
   Exit: (203) [system] peek_char((0x55fbb4538270), c)
^  Call: (203) [user] is_delimiter(c)
   Call: (204) [system] char_type(c, space)
   Fail: (204) [system] char_type(c, space)
   Call: (204) [system] arg(_1471676, v('(', ')', end_of_file), c)
   Fail: (204) [system] arg(_1472608, v('(', ')', end_of_file), c)
^  Fail: (203) [user] is_delimiter(c)
   Call: (203) [system] ')'==c
   Fail: (203) [system] ')'==c
   Call: (203) [system] get_char((0x55fbb4538270), c)
   Exit: (203) [system] get_char((0x55fbb4538270), c)
   Call: (203) [system] c=(\)
   Fail: (203) [system] c=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1479958)
   Call: (204) [system] peek_char((0x55fbb4538270), _1480892)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (204) [user] is_delimiter(' ')
   Call: (205) [system] char_type(' ', space)
   Exit: (205) [system] char_type(' ', space)
^  Exit: (204) [user] is_delimiter(' ')
   Call: (204) [system] _1479958=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (203) [system] _1466022=[c]
   Exit: (203) [system] [c]=[c]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [c])
   Call: (202) [system] _1452086=[b, c]
   Exit: (202) [system] [b, c]=[b, c]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [b, c])
^  Call: (201) [user] classify_and_convert_charseq([a, b, c], _1416576)
^  Call: (202) [user] classify_and_convert_charseq_([a, b, c], _1495764)
^  Call: (204) [system] setup_call_cleanup('$notrace'(_1496716, _1496718), once(user:catch(read_from_chars([a, b, c], _1495764), _1496698, fail)), '$restore_trace'(_1496716, _1496718))
^  Call: (205) [system] sig_atomic(system:'$notrace'(_1496716, _1496718))
^  Exit: (204) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _1496698, fail)), system:'$restore_trace'(3, -1))
   Call: (203) [system] atomic(abc)
   Exit: (203) [system] atomic(abc)
^  Exit: (202) [user] classify_and_convert_charseq_([a, b, c], abc)
   Call: (202) [system] integer(abc)
   Fail: (202) [system] integer(abc)
   Call: (202) [system] _1416576=abc
   Exit: (202) [system] abc=abc
^  Exit: (201) [user] classify_and_convert_charseq([a, b, c], abc)
^  Exit: (200) [user] read_symbolic(')', (0x55fbb4538270), a, abc)
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), abc)
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _1508844)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1510702)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _1520296)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1523000)
   Exit: (202) [system] peek_char((0x55fbb4538270), a)
   Call: (202) [system] a=(;)
   Fail: (202) [system] a=(;)
   Call: (202) [system] a=(/)
   Fail: (202) [system] a=(/)
^  Call: (202) [user] is_like_space(a)
   Call: (203) [system] char_type(a, 'white')
   Fail: (203) [system] char_type(a, 'white')
   Call: (203) [system] char_type(a, end_of_line)
   Fail: (203) [system] char_type(a, end_of_line)
   Call: (203) [system] char_type(a, space)
   Fail: (203) [system] char_type(a, space)
   Call: (203) [system] char_type(a, cntrl)
   Fail: (203) [system] char_type(a, cntrl)
^  Fail: (202) [user] is_like_space(a)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1539934)
   Exit: (200) [system] peek_char((0x55fbb4538270), a)
   Call: (200) [system] a=')'
   Fail: (200) [system] a=')'
   Call: (200) [system] a=end_of_file
   Fail: (200) [system] a=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _1545504)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1547362)
   Exit: (202) [system] peek_char((0x55fbb4538270), a)
   Call: (202) [system] a=(;)
   Fail: (202) [system] a=(;)
   Call: (202) [system] a=(/)
   Fail: (202) [system] a=(/)
^  Call: (202) [user] is_like_space(a)
   Call: (203) [system] char_type(a, 'white')
   Fail: (203) [system] char_type(a, 'white')
   Call: (203) [system] char_type(a, end_of_line)
   Fail: (203) [system] char_type(a, end_of_line)
   Call: (203) [system] char_type(a, space)
   Fail: (203) [system] char_type(a, space)
   Call: (203) [system] char_type(a, cntrl)
   Fail: (203) [system] char_type(a, cntrl)
^  Fail: (202) [user] is_like_space(a)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _1563372)
   Exit: (201) [system] get_char((0x55fbb4538270), a)
   Call: (201) [system] a='('
   Fail: (201) [system] a='('
   Call: (201) [system] a='['
   Fail: (201) [system] a='['
   Call: (201) [system] a='{'
   Fail: (201) [system] a='{'
   Call: (201) [system] a='"'
   Fail: (201) [system] a='"'
   Call: (201) [system] a=!
   Fail: (201) [system] a=!
   Call: (201) [system] a='\''
   Fail: (201) [system] a='\''
   Call: (201) [system] a='`'
   Fail: (201) [system] a='`'
   Call: (201) [system] a=end_of_file
   Fail: (201) [system] a=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), a, _1545504)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1581014)
   Call: (203) [system] peek_char((0x55fbb4538270), _1581948)
   Exit: (203) [system] peek_char((0x55fbb4538270), b)
^  Call: (203) [user] is_delimiter(b)
   Call: (204) [system] char_type(b, space)
   Fail: (204) [system] char_type(b, space)
   Call: (204) [system] arg(_1586668, v('(', ')', end_of_file), b)
   Fail: (204) [system] arg(_1587600, v('(', ')', end_of_file), b)
^  Fail: (203) [user] is_delimiter(b)
   Call: (203) [system] ')'==b
   Fail: (203) [system] ')'==b
   Call: (203) [system] get_char((0x55fbb4538270), b)
   Exit: (203) [system] get_char((0x55fbb4538270), b)
   Call: (203) [system] b=(\)
   Fail: (203) [system] b=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1594950)
   Call: (204) [system] peek_char((0x55fbb4538270), _1595884)
   Exit: (204) [system] peek_char((0x55fbb4538270), c)
^  Call: (204) [user] is_delimiter(c)
   Call: (205) [system] char_type(c, space)
   Fail: (205) [system] char_type(c, space)
   Call: (205) [system] arg(_1600604, v('(', ')', end_of_file), c)
   Fail: (205) [system] arg(_1601536, v('(', ')', end_of_file), c)
^  Fail: (204) [user] is_delimiter(c)
   Call: (204) [system] ')'==c
   Fail: (204) [system] ')'==c
   Call: (204) [system] get_char((0x55fbb4538270), c)
   Exit: (204) [system] get_char((0x55fbb4538270), c)
   Call: (204) [system] c=(\)
   Fail: (204) [system] c=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1608886)
   Call: (205) [system] peek_char((0x55fbb4538270), _1609820)
   Exit: (205) [system] peek_char((0x55fbb4538270), ')')
^  Call: (205) [user] is_delimiter(')')
   Call: (206) [system] char_type(')', space)
   Fail: (206) [system] char_type(')', space)
   Call: (206) [system] arg(_1614540, v('(', ')', end_of_file), ')')
   Exit: (206) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (205) [user] is_delimiter(')')
   Call: (205) [system] _1608886=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (204) [system] _1594950=[c]
   Exit: (204) [system] [c]=[c]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [c])
   Call: (203) [system] _1581014=[b, c]
   Exit: (203) [system] [b, c]=[b, c]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [b, c])
^  Call: (202) [user] classify_and_convert_charseq([a, b, c], _1545504)
^  Call: (203) [user] classify_and_convert_charseq_([a, b, c], _1626564)
^  Call: (205) [system] setup_call_cleanup('$notrace'(_1627516, _1627518), once(user:catch(read_from_chars([a, b, c], _1626564), _1627498, fail)), '$restore_trace'(_1627516, _1627518))
^  Call: (206) [system] sig_atomic(system:'$notrace'(_1627516, _1627518))
^  Exit: (205) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _1627498, fail)), system:'$restore_trace'(3, -1))
   Call: (204) [system] atomic(abc)
   Exit: (204) [system] atomic(abc)
^  Exit: (203) [user] classify_and_convert_charseq_([a, b, c], abc)
   Call: (203) [system] integer(abc)
   Fail: (203) [system] integer(abc)
   Call: (203) [system] _1545504=abc
   Exit: (203) [system] abc=abc
^  Exit: (202) [user] classify_and_convert_charseq([a, b, c], abc)
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), a, abc)
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), abc)
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _1639644)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1641502)
   Exit: (202) [system] peek_char((0x55fbb4538270), ')')
   Call: (202) [system] ')'=(;)
   Fail: (202) [system] ')'=(;)
   Call: (202) [system] ')'=(/)
   Fail: (202) [system] ')'=(/)
^  Call: (202) [user] is_like_space(')')
   Call: (203) [system] char_type(')', 'white')
   Fail: (203) [system] char_type(')', 'white')
   Call: (203) [system] char_type(')', end_of_line)
   Fail: (203) [system] char_type(')', end_of_line)
   Call: (203) [system] char_type(')', space)
   Fail: (203) [system] char_type(')', space)
   Call: (203) [system] char_type(')', cntrl)
   Fail: (203) [system] char_type(')', cntrl)
^  Fail: (202) [user] is_like_space(')')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1657512)
   Exit: (201) [system] peek_char((0x55fbb4538270), ')')
   Call: (201) [system] ')'=')'
   Exit: (201) [system] ')'=')'
   Call: (201) [system] get_char((0x55fbb4538270), _1661302)
   Exit: (201) [system] get_char((0x55fbb4538270), ')')
   Call: (201) [system] _1639644=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [])
   Call: (200) [system] _1508844=[abc]
   Exit: (200) [system] [abc]=[abc]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [abc])
   Call: (199) [system] _1379916=[abc, abc]
   Exit: (199) [system] [abc, abc]=[abc, abc]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [abc, abc])
   Call: (198) [system] _906160=['ConjunctionIntroduction', abc, abc]
   Exit: (198) [system] ['ConjunctionIntroduction', abc, abc]=['ConjunctionIntroduction', abc, abc]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), ['ConjunctionIntroduction', abc, abc])
^  Exit: (196) [user] cont_sexpr(')', (0x55fbb4538270), ['ConjunctionIntroduction', abc, abc])
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _1675184)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1677042)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _1686636)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1689340)
   Exit: (199) [system] peek_char((0x55fbb4538270), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
   Call: (199) [system] '('=(/)
   Fail: (199) [system] '('=(/)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1706274)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=')'
   Fail: (197) [system] '('=')'
   Call: (197) [system] '('=end_of_file
   Fail: (197) [system] '('=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _1711844)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1713702)
   Exit: (199) [system] peek_char((0x55fbb4538270), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
   Call: (199) [system] '('=(/)
   Fail: (199) [system] '('=(/)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _1729712)
   Exit: (198) [system] get_char((0x55fbb4538270), '(')
   Call: (198) [system] '('='('
   Exit: (198) [system] '('='('
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _1711844)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1735282)
   Exit: (200) [system] peek_char((0x55fbb4538270), 'A')
   Call: (200) [system] 'A'=(;)
   Fail: (200) [system] 'A'=(;)
   Call: (200) [system] 'A'=(/)
   Fail: (200) [system] 'A'=(/)
^  Call: (200) [user] is_like_space('A')
   Call: (201) [system] char_type('A', 'white')
   Fail: (201) [system] char_type('A', 'white')
   Call: (201) [system] char_type('A', end_of_line)
   Fail: (201) [system] char_type('A', end_of_line)
   Call: (201) [system] char_type('A', space)
   Fail: (201) [system] char_type('A', space)
   Call: (201) [system] char_type('A', cntrl)
   Fail: (201) [system] char_type('A', cntrl)
^  Fail: (200) [user] is_like_space('A')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1751292)
   Exit: (199) [system] peek_char((0x55fbb4538270), 'A')
   Call: (199) [system] 'A'=')'
   Fail: (199) [system] 'A'=')'
   Call: (199) [system] 'A'=end_of_file
   Fail: (199) [system] 'A'=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _1756862)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1758720)
   Exit: (201) [system] peek_char((0x55fbb4538270), 'A')
   Call: (201) [system] 'A'=(;)
   Fail: (201) [system] 'A'=(;)
   Call: (201) [system] 'A'=(/)
   Fail: (201) [system] 'A'=(/)
^  Call: (201) [user] is_like_space('A')
   Call: (202) [system] char_type('A', 'white')
   Fail: (202) [system] char_type('A', 'white')
   Call: (202) [system] char_type('A', end_of_line)
   Fail: (202) [system] char_type('A', end_of_line)
   Call: (202) [system] char_type('A', space)
   Fail: (202) [system] char_type('A', space)
   Call: (202) [system] char_type('A', cntrl)
   Fail: (202) [system] char_type('A', cntrl)
^  Fail: (201) [user] is_like_space('A')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _1774730)
   Exit: (200) [system] get_char((0x55fbb4538270), 'A')
   Call: (200) [system] 'A'='('
   Fail: (200) [system] 'A'='('
   Call: (200) [system] 'A'='['
   Fail: (200) [system] 'A'='['
   Call: (200) [system] 'A'='{'
   Fail: (200) [system] 'A'='{'
   Call: (200) [system] 'A'='"'
   Fail: (200) [system] 'A'='"'
   Call: (200) [system] 'A'=!
   Fail: (200) [system] 'A'=!
   Call: (200) [system] 'A'='\''
   Fail: (200) [system] 'A'='\''
   Call: (200) [system] 'A'='`'
   Fail: (200) [system] 'A'='`'
   Call: (200) [system] 'A'=end_of_file
   Fail: (200) [system] 'A'=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1756862)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1792372)
   Call: (202) [system] peek_char((0x55fbb4538270), _1793306)
   Exit: (202) [system] peek_char((0x55fbb4538270), n)
^  Call: (202) [user] is_delimiter(n)
   Call: (203) [system] char_type(n, space)
   Fail: (203) [system] char_type(n, space)
   Call: (203) [system] arg(_1798026, v('(', ')', end_of_file), n)
   Fail: (203) [system] arg(_1798958, v('(', ')', end_of_file), n)
^  Fail: (202) [user] is_delimiter(n)
   Call: (202) [system] ')'==n
   Fail: (202) [system] ')'==n
   Call: (202) [system] get_char((0x55fbb4538270), n)
   Exit: (202) [system] get_char((0x55fbb4538270), n)
   Call: (202) [system] n=(\)
   Fail: (202) [system] n=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1806308)
   Call: (203) [system] peek_char((0x55fbb4538270), _1807242)
   Exit: (203) [system] peek_char((0x55fbb4538270), d)
^  Call: (203) [user] is_delimiter(d)
   Call: (204) [system] char_type(d, space)
   Fail: (204) [system] char_type(d, space)
   Call: (204) [system] arg(_1811962, v('(', ')', end_of_file), d)
   Fail: (204) [system] arg(_1812894, v('(', ')', end_of_file), d)
^  Fail: (203) [user] is_delimiter(d)
   Call: (203) [system] ')'==d
   Fail: (203) [system] ')'==d
   Call: (203) [system] get_char((0x55fbb4538270), d)
   Exit: (203) [system] get_char((0x55fbb4538270), d)
   Call: (203) [system] d=(\)
   Fail: (203) [system] d=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1820244)
   Call: (204) [system] peek_char((0x55fbb4538270), _1821178)
   Exit: (204) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (204) [user] is_delimiter('L')
   Call: (205) [system] char_type('L', space)
   Fail: (205) [system] char_type('L', space)
   Call: (205) [system] arg(_1825898, v('(', ')', end_of_file), 'L')
   Fail: (205) [system] arg(_1826830, v('(', ')', end_of_file), 'L')
^  Fail: (204) [user] is_delimiter('L')
   Call: (204) [system] ')'=='L'
   Fail: (204) [system] ')'=='L'
   Call: (204) [system] get_char((0x55fbb4538270), 'L')
   Exit: (204) [system] get_char((0x55fbb4538270), 'L')
   Call: (204) [system] 'L'=(\)
   Fail: (204) [system] 'L'=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1834180)
   Call: (205) [system] peek_char((0x55fbb4538270), _1835114)
   Exit: (205) [system] peek_char((0x55fbb4538270), i)
^  Call: (205) [user] is_delimiter(i)
   Call: (206) [system] char_type(i, space)
   Fail: (206) [system] char_type(i, space)
   Call: (206) [system] arg(_1839834, v('(', ')', end_of_file), i)
   Fail: (206) [system] arg(_1840766, v('(', ')', end_of_file), i)
^  Fail: (205) [user] is_delimiter(i)
   Call: (205) [system] ')'==i
   Fail: (205) [system] ')'==i
   Call: (205) [system] get_char((0x55fbb4538270), i)
   Exit: (205) [system] get_char((0x55fbb4538270), i)
   Call: (205) [system] i=(\)
   Fail: (205) [system] i=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1848116)
   Call: (206) [system] peek_char((0x55fbb4538270), _1849050)
   Exit: (206) [system] peek_char((0x55fbb4538270), n)
^  Call: (206) [user] is_delimiter(n)
   Call: (207) [system] char_type(n, space)
   Fail: (207) [system] char_type(n, space)
   Call: (207) [system] arg(_1853770, v('(', ')', end_of_file), n)
   Fail: (207) [system] arg(_1854702, v('(', ')', end_of_file), n)
^  Fail: (206) [user] is_delimiter(n)
   Call: (206) [system] ')'==n
   Fail: (206) [system] ')'==n
   Call: (206) [system] get_char((0x55fbb4538270), n)
   Exit: (206) [system] get_char((0x55fbb4538270), n)
   Call: (206) [system] n=(\)
   Fail: (206) [system] n=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1862052)
   Call: (207) [system] peek_char((0x55fbb4538270), _1862986)
   Exit: (207) [system] peek_char((0x55fbb4538270), k)
^  Call: (207) [user] is_delimiter(k)
   Call: (208) [system] char_type(k, space)
   Fail: (208) [system] char_type(k, space)
   Call: (208) [system] arg(_1867706, v('(', ')', end_of_file), k)
   Fail: (208) [system] arg(_1868638, v('(', ')', end_of_file), k)
^  Fail: (207) [user] is_delimiter(k)
   Call: (207) [system] ')'==k
   Fail: (207) [system] ')'==k
   Call: (207) [system] get_char((0x55fbb4538270), k)
   Exit: (207) [system] get_char((0x55fbb4538270), k)
   Call: (207) [system] k=(\)
   Fail: (207) [system] k=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1875988)
   Call: (208) [system] peek_char((0x55fbb4538270), _1876922)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (208) [user] is_delimiter(' ')
   Call: (209) [system] char_type(' ', space)
   Exit: (209) [system] char_type(' ', space)
^  Exit: (208) [user] is_delimiter(' ')
   Call: (208) [system] _1875988=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (207) [system] _1862052=[k]
   Exit: (207) [system] [k]=[k]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (206) [system] _1848116=[n, k]
   Exit: (206) [system] [n, k]=[n, k]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (205) [system] _1834180=[i, n, k]
   Exit: (205) [system] [i, n, k]=[i, n, k]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (204) [system] _1820244=['L', i, n, k]
   Exit: (204) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (203) [system] _1806308=[d, 'L', i, n, k]
   Exit: (203) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (202) [system] _1792372=[n, d, 'L', i, n, k]
   Exit: (202) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (201) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _1756862)
^  Call: (202) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _1902970)
^  Call: (204) [system] setup_call_cleanup('$notrace'(_1903922, _1903924), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1902970), _1903904, fail)), '$restore_trace'(_1903922, _1903924))
^  Call: (205) [system] sig_atomic(system:'$notrace'(_1903922, _1903924))
^  Exit: (204) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1902970), _1903904, fail)), system:'$restore_trace'(3, -1))
   Call: (203) [system] atomic(_1902970)
   Fail: (203) [system] atomic(_1902970)
   Call: (203) [system] atom_chars(_1902970, ['A', n, d, 'L', i, n, k])
   Exit: (203) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (202) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (202) [system] integer('AndLink')
   Fail: (202) [system] integer('AndLink')
   Call: (202) [system] _1756862='AndLink'
   Exit: (202) [system] 'AndLink'='AndLink'
^  Exit: (201) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (200) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _1917920)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1919778)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _1929372)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1932076)
   Exit: (202) [system] peek_char((0x55fbb4538270), '(')
   Call: (202) [system] '('=(;)
   Fail: (202) [system] '('=(;)
   Call: (202) [system] '('=(/)
   Fail: (202) [system] '('=(/)
^  Call: (202) [user] is_like_space('(')
   Call: (203) [system] char_type('(', 'white')
   Fail: (203) [system] char_type('(', 'white')
   Call: (203) [system] char_type('(', end_of_line)
   Fail: (203) [system] char_type('(', end_of_line)
   Call: (203) [system] char_type('(', space)
   Fail: (203) [system] char_type('(', space)
   Call: (203) [system] char_type('(', cntrl)
   Fail: (203) [system] char_type('(', cntrl)
^  Fail: (202) [user] is_like_space('(')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1949010)
   Exit: (200) [system] peek_char((0x55fbb4538270), '(')
   Call: (200) [system] '('=')'
   Fail: (200) [system] '('=')'
   Call: (200) [system] '('=end_of_file
   Fail: (200) [system] '('=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _1954580)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1956438)
   Exit: (202) [system] peek_char((0x55fbb4538270), '(')
   Call: (202) [system] '('=(;)
   Fail: (202) [system] '('=(;)
   Call: (202) [system] '('=(/)
   Fail: (202) [system] '('=(/)
^  Call: (202) [user] is_like_space('(')
   Call: (203) [system] char_type('(', 'white')
   Fail: (203) [system] char_type('(', 'white')
   Call: (203) [system] char_type('(', end_of_line)
   Fail: (203) [system] char_type('(', end_of_line)
   Call: (203) [system] char_type('(', space)
   Fail: (203) [system] char_type('(', space)
   Call: (203) [system] char_type('(', cntrl)
   Fail: (203) [system] char_type('(', cntrl)
^  Fail: (202) [user] is_like_space('(')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _1972448)
   Exit: (201) [system] get_char((0x55fbb4538270), '(')
   Call: (201) [system] '('='('
   Exit: (201) [system] '('='('
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _1954580)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1978018)
   Exit: (203) [system] peek_char((0x55fbb4538270), 'I')
   Call: (203) [system] 'I'=(;)
   Fail: (203) [system] 'I'=(;)
   Call: (203) [system] 'I'=(/)
   Fail: (203) [system] 'I'=(/)
^  Call: (203) [user] is_like_space('I')
   Call: (204) [system] char_type('I', 'white')
   Fail: (204) [system] char_type('I', 'white')
   Call: (204) [system] char_type('I', end_of_line)
   Fail: (204) [system] char_type('I', end_of_line)
   Call: (204) [system] char_type('I', space)
   Fail: (204) [system] char_type('I', space)
   Call: (204) [system] char_type('I', cntrl)
   Fail: (204) [system] char_type('I', cntrl)
^  Fail: (203) [user] is_like_space('I')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1994028)
   Exit: (202) [system] peek_char((0x55fbb4538270), 'I')
   Call: (202) [system] 'I'=')'
   Fail: (202) [system] 'I'=')'
   Call: (202) [system] 'I'=end_of_file
   Fail: (202) [system] 'I'=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55fbb4538270), _1999598)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _2001456)
   Exit: (204) [system] peek_char((0x55fbb4538270), 'I')
   Call: (204) [system] 'I'=(;)
   Fail: (204) [system] 'I'=(;)
   Call: (204) [system] 'I'=(/)
   Fail: (204) [system] 'I'=(/)
^  Call: (204) [user] is_like_space('I')
   Call: (205) [system] char_type('I', 'white')
   Fail: (205) [system] char_type('I', 'white')
   Call: (205) [system] char_type('I', end_of_line)
   Fail: (205) [system] char_type('I', end_of_line)
   Call: (205) [system] char_type('I', space)
   Fail: (205) [system] char_type('I', space)
   Call: (205) [system] char_type('I', cntrl)
   Fail: (205) [system] char_type('I', cntrl)
^  Fail: (204) [user] is_like_space('I')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] get_char((0x55fbb4538270), _2017466)
   Exit: (203) [system] get_char((0x55fbb4538270), 'I')
   Call: (203) [system] 'I'='('
   Fail: (203) [system] 'I'='('
   Call: (203) [system] 'I'='['
   Fail: (203) [system] 'I'='['
   Call: (203) [system] 'I'='{'
   Fail: (203) [system] 'I'='{'
   Call: (203) [system] 'I'='"'
   Fail: (203) [system] 'I'='"'
   Call: (203) [system] 'I'=!
   Fail: (203) [system] 'I'=!
   Call: (203) [system] 'I'='\''
   Fail: (203) [system] 'I'='\''
   Call: (203) [system] 'I'='`'
   Fail: (203) [system] 'I'='`'
   Call: (203) [system] 'I'=end_of_file
   Fail: (203) [system] 'I'=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55fbb4538270), 'I', _1999598)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _2035108)
   Call: (205) [system] peek_char((0x55fbb4538270), _2036042)
   Exit: (205) [system] peek_char((0x55fbb4538270), m)
^  Call: (205) [user] is_delimiter(m)
   Call: (206) [system] char_type(m, space)
   Fail: (206) [system] char_type(m, space)
   Call: (206) [system] arg(_2040762, v('(', ')', end_of_file), m)
   Fail: (206) [system] arg(_2041694, v('(', ')', end_of_file), m)
^  Fail: (205) [user] is_delimiter(m)
   Call: (205) [system] ')'==m
   Fail: (205) [system] ')'==m
   Call: (205) [system] get_char((0x55fbb4538270), m)
   Exit: (205) [system] get_char((0x55fbb4538270), m)
   Call: (205) [system] m=(\)
   Fail: (205) [system] m=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _2049044)
   Call: (206) [system] peek_char((0x55fbb4538270), _2049978)
   Exit: (206) [system] peek_char((0x55fbb4538270), p)
^  Call: (206) [user] is_delimiter(p)
   Call: (207) [system] char_type(p, space)
   Fail: (207) [system] char_type(p, space)
   Call: (207) [system] arg(_2054698, v('(', ')', end_of_file), p)
   Fail: (207) [system] arg(_2055630, v('(', ')', end_of_file), p)
^  Fail: (206) [user] is_delimiter(p)
   Call: (206) [system] ')'==p
   Fail: (206) [system] ')'==p
   Call: (206) [system] get_char((0x55fbb4538270), p)
   Exit: (206) [system] get_char((0x55fbb4538270), p)
   Call: (206) [system] p=(\)
   Fail: (206) [system] p=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _2062980)
   Call: (207) [system] peek_char((0x55fbb4538270), _2063914)
   Exit: (207) [system] peek_char((0x55fbb4538270), l)
^  Call: (207) [user] is_delimiter(l)
   Call: (208) [system] char_type(l, space)
   Fail: (208) [system] char_type(l, space)
   Call: (208) [system] arg(_2068634, v('(', ')', end_of_file), l)
   Fail: (208) [system] arg(_2069566, v('(', ')', end_of_file), l)
^  Fail: (207) [user] is_delimiter(l)
   Call: (207) [system] ')'==l
   Fail: (207) [system] ')'==l
   Call: (207) [system] get_char((0x55fbb4538270), l)
   Exit: (207) [system] get_char((0x55fbb4538270), l)
   Call: (207) [system] l=(\)
   Fail: (207) [system] l=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _2076916)
   Call: (208) [system] peek_char((0x55fbb4538270), _2077850)
   Exit: (208) [system] peek_char((0x55fbb4538270), i)
^  Call: (208) [user] is_delimiter(i)
   Call: (209) [system] char_type(i, space)
   Fail: (209) [system] char_type(i, space)
   Call: (209) [system] arg(_2082570, v('(', ')', end_of_file), i)
   Fail: (209) [system] arg(_2083502, v('(', ')', end_of_file), i)
^  Fail: (208) [user] is_delimiter(i)
   Call: (208) [system] ')'==i
   Fail: (208) [system] ')'==i
   Call: (208) [system] get_char((0x55fbb4538270), i)
   Exit: (208) [system] get_char((0x55fbb4538270), i)
   Call: (208) [system] i=(\)
   Fail: (208) [system] i=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _2090852)
   Call: (209) [system] peek_char((0x55fbb4538270), _2091786)
   Exit: (209) [system] peek_char((0x55fbb4538270), c)
^  Call: (209) [user] is_delimiter(c)
   Call: (210) [system] char_type(c, space)
   Fail: (210) [system] char_type(c, space)
   Call: (210) [system] arg(_3764, v('(', ')', end_of_file), c)
   Fail: (210) [system] arg(_4382, v('(', ')', end_of_file), c)
^  Fail: (209) [user] is_delimiter(c)
   Call: (209) [system] ')'==c
   Fail: (209) [system] ')'==c
   Call: (209) [system] get_char((0x55fbb4538270), c)
   Exit: (209) [system] get_char((0x55fbb4538270), c)
   Call: (209) [system] c=(\)
   Fail: (209) [system] c=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _11732)
   Call: (210) [system] peek_char((0x55fbb4538270), _12666)
   Exit: (210) [system] peek_char((0x55fbb4538270), a)
^  Call: (210) [user] is_delimiter(a)
   Call: (211) [system] char_type(a, space)
   Fail: (211) [system] char_type(a, space)
   Call: (211) [system] arg(_17386, v('(', ')', end_of_file), a)
   Fail: (211) [system] arg(_18318, v('(', ')', end_of_file), a)
^  Fail: (210) [user] is_delimiter(a)
   Call: (210) [system] ')'==a
   Fail: (210) [system] ')'==a
   Call: (210) [system] get_char((0x55fbb4538270), a)
   Exit: (210) [system] get_char((0x55fbb4538270), a)
   Call: (210) [system] a=(\)
   Fail: (210) [system] a=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _25668)
   Call: (211) [system] peek_char((0x55fbb4538270), _26602)
   Exit: (211) [system] peek_char((0x55fbb4538270), t)
^  Call: (211) [user] is_delimiter(t)
   Call: (212) [system] char_type(t, space)
   Fail: (212) [system] char_type(t, space)
   Call: (212) [system] arg(_31322, v('(', ')', end_of_file), t)
   Fail: (212) [system] arg(_32254, v('(', ')', end_of_file), t)
^  Fail: (211) [user] is_delimiter(t)
   Call: (211) [system] ')'==t
   Fail: (211) [system] ')'==t
   Call: (211) [system] get_char((0x55fbb4538270), t)
   Exit: (211) [system] get_char((0x55fbb4538270), t)
   Call: (211) [system] t=(\)
   Fail: (211) [system] t=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _39604)
   Call: (212) [system] peek_char((0x55fbb4538270), _40538)
   Exit: (212) [system] peek_char((0x55fbb4538270), i)
^  Call: (212) [user] is_delimiter(i)
   Call: (213) [system] char_type(i, space)
   Fail: (213) [system] char_type(i, space)
   Call: (213) [system] arg(_45258, v('(', ')', end_of_file), i)
   Fail: (213) [system] arg(_46190, v('(', ')', end_of_file), i)
^  Fail: (212) [user] is_delimiter(i)
   Call: (212) [system] ')'==i
   Fail: (212) [system] ')'==i
   Call: (212) [system] get_char((0x55fbb4538270), i)
   Exit: (212) [system] get_char((0x55fbb4538270), i)
   Call: (212) [system] i=(\)
   Fail: (212) [system] i=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _53540)
   Call: (213) [system] peek_char((0x55fbb4538270), _54474)
   Exit: (213) [system] peek_char((0x55fbb4538270), o)
^  Call: (213) [user] is_delimiter(o)
   Call: (214) [system] char_type(o, space)
   Fail: (214) [system] char_type(o, space)
   Call: (214) [system] arg(_59194, v('(', ')', end_of_file), o)
   Fail: (214) [system] arg(_60126, v('(', ')', end_of_file), o)
^  Fail: (213) [user] is_delimiter(o)
   Call: (213) [system] ')'==o
   Fail: (213) [system] ')'==o
   Call: (213) [system] get_char((0x55fbb4538270), o)
   Exit: (213) [system] get_char((0x55fbb4538270), o)
   Call: (213) [system] o=(\)
   Fail: (213) [system] o=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _67476)
   Call: (214) [system] peek_char((0x55fbb4538270), _68410)
   Exit: (214) [system] peek_char((0x55fbb4538270), n)
^  Call: (214) [user] is_delimiter(n)
   Call: (215) [system] char_type(n, space)
   Fail: (215) [system] char_type(n, space)
   Call: (215) [system] arg(_73130, v('(', ')', end_of_file), n)
   Fail: (215) [system] arg(_74062, v('(', ')', end_of_file), n)
^  Fail: (214) [user] is_delimiter(n)
   Call: (214) [system] ')'==n
   Fail: (214) [system] ')'==n
   Call: (214) [system] get_char((0x55fbb4538270), n)
   Exit: (214) [system] get_char((0x55fbb4538270), n)
   Call: (214) [system] n=(\)
   Fail: (214) [system] n=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _81412)
   Call: (215) [system] peek_char((0x55fbb4538270), _82346)
   Exit: (215) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (215) [user] is_delimiter(' ')
   Call: (216) [system] char_type(' ', space)
   Exit: (216) [system] char_type(' ', space)
^  Exit: (215) [user] is_delimiter(' ')
   Call: (215) [system] _81412=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (214) [system] _67476=[n]
   Exit: (214) [system] [n]=[n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (213) [system] _53540=[o, n]
   Exit: (213) [system] [o, n]=[o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (212) [system] _39604=[i, o, n]
   Exit: (212) [system] [i, o, n]=[i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (211) [system] _25668=[t, i, o, n]
   Exit: (211) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (210) [system] _11732=[a, t, i, o, n]
   Exit: (210) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (209) [system] _3694=[c, a, t, i, o, n]
   Exit: (209) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (208) [system] _3690=[i, c, a, t, i, o, n]
   Exit: (208) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (207) [system] _3686=[l, i, c, a, t, i, o, n]
   Exit: (207) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (206) [system] _3682=[p, l, i, c, a, t, i, o, n]
   Exit: (206) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (205) [system] _3678=[m, p, l, i, c, a, t, i, o, n]
   Exit: (205) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (204) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _3674)
^  Call: (205) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _119570)
^  Call: (207) [system] setup_call_cleanup('$notrace'(_120522, _120524), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _119570), _120504, fail)), '$restore_trace'(_120522, _120524))
^  Call: (208) [system] sig_atomic(system:'$notrace'(_120522, _120524))
^  Exit: (207) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _119570), _120504, fail)), system:'$restore_trace'(3, -1))
   Call: (206) [system] atomic(_119570)
   Fail: (206) [system] atomic(_119570)
   Call: (206) [system] atom_chars(_119570, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (206) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (205) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (205) [system] integer('Implication')
   Fail: (205) [system] integer('Implication')
   Call: (205) [system] _3674='Implication'
   Exit: (205) [system] 'Implication'='Implication'
^  Exit: (204) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (203) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (202) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _134520)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _136378)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
   Call: (204) [system] ' '=(/)
   Fail: (204) [system] ' '=(/)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55fbb4538270), _145972)
   Exit: (204) [system] get_char((0x55fbb4538270), ' ')
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _148676)
   Exit: (205) [system] peek_char((0x55fbb4538270), '(')
   Call: (205) [system] '('=(;)
   Fail: (205) [system] '('=(;)
   Call: (205) [system] '('=(/)
   Fail: (205) [system] '('=(/)
^  Call: (205) [user] is_like_space('(')
   Call: (206) [system] char_type('(', 'white')
   Fail: (206) [system] char_type('(', 'white')
   Call: (206) [system] char_type('(', end_of_line)
   Fail: (206) [system] char_type('(', end_of_line)
   Call: (206) [system] char_type('(', space)
   Fail: (206) [system] char_type('(', space)
   Call: (206) [system] char_type('(', cntrl)
   Fail: (206) [system] char_type('(', cntrl)
^  Fail: (205) [user] is_like_space('(')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _165610)
   Exit: (203) [system] peek_char((0x55fbb4538270), '(')
   Call: (203) [system] '('=')'
   Fail: (203) [system] '('=')'
   Call: (203) [system] '('=end_of_file
   Fail: (203) [system] '('=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55fbb4538270), _171180)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _173038)
   Exit: (205) [system] peek_char((0x55fbb4538270), '(')
   Call: (205) [system] '('=(;)
   Fail: (205) [system] '('=(;)
   Call: (205) [system] '('=(/)
   Fail: (205) [system] '('=(/)
^  Call: (205) [user] is_like_space('(')
   Call: (206) [system] char_type('(', 'white')
   Fail: (206) [system] char_type('(', 'white')
   Call: (206) [system] char_type('(', end_of_line)
   Fail: (206) [system] char_type('(', end_of_line)
   Call: (206) [system] char_type('(', space)
   Fail: (206) [system] char_type('(', space)
   Call: (206) [system] char_type('(', cntrl)
   Fail: (206) [system] char_type('(', cntrl)
^  Fail: (205) [user] is_like_space('(')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] get_char((0x55fbb4538270), _189048)
   Exit: (204) [system] get_char((0x55fbb4538270), '(')
   Call: (204) [system] '('='('
   Exit: (204) [system] '('='('
^  Call: (204) [user] read_list(')', (0x55fbb4538270), _171180)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _194618)
   Exit: (206) [system] peek_char((0x55fbb4538270), 'A')
   Call: (206) [system] 'A'=(;)
   Fail: (206) [system] 'A'=(;)
   Call: (206) [system] 'A'=(/)
   Fail: (206) [system] 'A'=(/)
^  Call: (206) [user] is_like_space('A')
   Call: (207) [system] char_type('A', 'white')
   Fail: (207) [system] char_type('A', 'white')
   Call: (207) [system] char_type('A', end_of_line)
   Fail: (207) [system] char_type('A', end_of_line)
   Call: (207) [system] char_type('A', space)
   Fail: (207) [system] char_type('A', space)
   Call: (207) [system] char_type('A', cntrl)
   Fail: (207) [system] char_type('A', cntrl)
^  Fail: (206) [user] is_like_space('A')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _210628)
   Exit: (205) [system] peek_char((0x55fbb4538270), 'A')
   Call: (205) [system] 'A'=')'
   Fail: (205) [system] 'A'=')'
   Call: (205) [system] 'A'=end_of_file
   Fail: (205) [system] 'A'=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55fbb4538270), _216198)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _218056)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'A')
   Call: (207) [system] 'A'=(;)
   Fail: (207) [system] 'A'=(;)
   Call: (207) [system] 'A'=(/)
   Fail: (207) [system] 'A'=(/)
^  Call: (207) [user] is_like_space('A')
   Call: (208) [system] char_type('A', 'white')
   Fail: (208) [system] char_type('A', 'white')
   Call: (208) [system] char_type('A', end_of_line)
   Fail: (208) [system] char_type('A', end_of_line)
   Call: (208) [system] char_type('A', space)
   Fail: (208) [system] char_type('A', space)
   Call: (208) [system] char_type('A', cntrl)
   Fail: (208) [system] char_type('A', cntrl)
^  Fail: (207) [user] is_like_space('A')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] get_char((0x55fbb4538270), _234066)
   Exit: (206) [system] get_char((0x55fbb4538270), 'A')
   Call: (206) [system] 'A'='('
   Fail: (206) [system] 'A'='('
   Call: (206) [system] 'A'='['
   Fail: (206) [system] 'A'='['
   Call: (206) [system] 'A'='{'
   Fail: (206) [system] 'A'='{'
   Call: (206) [system] 'A'='"'
   Fail: (206) [system] 'A'='"'
   Call: (206) [system] 'A'=!
   Fail: (206) [system] 'A'=!
   Call: (206) [system] 'A'='\''
   Fail: (206) [system] 'A'='\''
   Call: (206) [system] 'A'='`'
   Fail: (206) [system] 'A'='`'
   Call: (206) [system] 'A'=end_of_file
   Fail: (206) [system] 'A'=end_of_file
^  Call: (206) [user] read_symbolic(')', (0x55fbb4538270), 'A', _216198)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _251708)
   Call: (208) [system] peek_char((0x55fbb4538270), _252642)
   Exit: (208) [system] peek_char((0x55fbb4538270), n)
^  Call: (208) [user] is_delimiter(n)
   Call: (209) [system] char_type(n, space)
   Fail: (209) [system] char_type(n, space)
   Call: (209) [system] arg(_257362, v('(', ')', end_of_file), n)
   Fail: (209) [system] arg(_258294, v('(', ')', end_of_file), n)
^  Fail: (208) [user] is_delimiter(n)
   Call: (208) [system] ')'==n
   Fail: (208) [system] ')'==n
   Call: (208) [system] get_char((0x55fbb4538270), n)
   Exit: (208) [system] get_char((0x55fbb4538270), n)
   Call: (208) [system] n=(\)
   Fail: (208) [system] n=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _265644)
   Call: (209) [system] peek_char((0x55fbb4538270), _266578)
   Exit: (209) [system] peek_char((0x55fbb4538270), d)
^  Call: (209) [user] is_delimiter(d)
   Call: (210) [system] char_type(d, space)
   Fail: (210) [system] char_type(d, space)
   Call: (210) [system] arg(_271298, v('(', ')', end_of_file), d)
   Fail: (210) [system] arg(_272230, v('(', ')', end_of_file), d)
^  Fail: (209) [user] is_delimiter(d)
   Call: (209) [system] ')'==d
   Fail: (209) [system] ')'==d
   Call: (209) [system] get_char((0x55fbb4538270), d)
   Exit: (209) [system] get_char((0x55fbb4538270), d)
   Call: (209) [system] d=(\)
   Fail: (209) [system] d=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _279580)
   Call: (210) [system] peek_char((0x55fbb4538270), _280514)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (210) [user] is_delimiter('L')
   Call: (211) [system] char_type('L', space)
   Fail: (211) [system] char_type('L', space)
   Call: (211) [system] arg(_285234, v('(', ')', end_of_file), 'L')
   Fail: (211) [system] arg(_286166, v('(', ')', end_of_file), 'L')
^  Fail: (210) [user] is_delimiter('L')
   Call: (210) [system] ')'=='L'
   Fail: (210) [system] ')'=='L'
   Call: (210) [system] get_char((0x55fbb4538270), 'L')
   Exit: (210) [system] get_char((0x55fbb4538270), 'L')
   Call: (210) [system] 'L'=(\)
   Fail: (210) [system] 'L'=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _293516)
   Call: (211) [system] peek_char((0x55fbb4538270), _294450)
   Exit: (211) [system] peek_char((0x55fbb4538270), i)
^  Call: (211) [user] is_delimiter(i)
   Call: (212) [system] char_type(i, space)
   Fail: (212) [system] char_type(i, space)
   Call: (212) [system] arg(_299170, v('(', ')', end_of_file), i)
   Fail: (212) [system] arg(_300102, v('(', ')', end_of_file), i)
^  Fail: (211) [user] is_delimiter(i)
   Call: (211) [system] ')'==i
   Fail: (211) [system] ')'==i
   Call: (211) [system] get_char((0x55fbb4538270), i)
   Exit: (211) [system] get_char((0x55fbb4538270), i)
   Call: (211) [system] i=(\)
   Fail: (211) [system] i=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _307452)
   Call: (212) [system] peek_char((0x55fbb4538270), _308386)
   Exit: (212) [system] peek_char((0x55fbb4538270), n)
^  Call: (212) [user] is_delimiter(n)
   Call: (213) [system] char_type(n, space)
   Fail: (213) [system] char_type(n, space)
   Call: (213) [system] arg(_313106, v('(', ')', end_of_file), n)
   Fail: (213) [system] arg(_314038, v('(', ')', end_of_file), n)
^  Fail: (212) [user] is_delimiter(n)
   Call: (212) [system] ')'==n
   Fail: (212) [system] ')'==n
   Call: (212) [system] get_char((0x55fbb4538270), n)
   Exit: (212) [system] get_char((0x55fbb4538270), n)
   Call: (212) [system] n=(\)
   Fail: (212) [system] n=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _321388)
   Call: (213) [system] peek_char((0x55fbb4538270), _322322)
   Exit: (213) [system] peek_char((0x55fbb4538270), k)
^  Call: (213) [user] is_delimiter(k)
   Call: (214) [system] char_type(k, space)
   Fail: (214) [system] char_type(k, space)
   Call: (214) [system] arg(_327042, v('(', ')', end_of_file), k)
   Fail: (214) [system] arg(_327974, v('(', ')', end_of_file), k)
^  Fail: (213) [user] is_delimiter(k)
   Call: (213) [system] ')'==k
   Fail: (213) [system] ')'==k
   Call: (213) [system] get_char((0x55fbb4538270), k)
   Exit: (213) [system] get_char((0x55fbb4538270), k)
   Call: (213) [system] k=(\)
   Fail: (213) [system] k=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _335324)
   Call: (214) [system] peek_char((0x55fbb4538270), _336258)
   Exit: (214) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (214) [user] is_delimiter(' ')
   Call: (215) [system] char_type(' ', space)
   Exit: (215) [system] char_type(' ', space)
^  Exit: (214) [user] is_delimiter(' ')
   Call: (214) [system] _335324=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (213) [system] _321388=[k]
   Exit: (213) [system] [k]=[k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (212) [system] _307452=[n, k]
   Exit: (212) [system] [n, k]=[n, k]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (211) [system] _293516=[i, n, k]
   Exit: (211) [system] [i, n, k]=[i, n, k]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (210) [system] _279580=['L', i, n, k]
   Exit: (210) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (209) [system] _265644=[d, 'L', i, n, k]
   Exit: (209) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (208) [system] _251708=[n, d, 'L', i, n, k]
   Exit: (208) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (207) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _216198)
^  Call: (208) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _362306)
^  Call: (210) [system] setup_call_cleanup('$notrace'(_363258, _363260), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _362306), _363240, fail)), '$restore_trace'(_363258, _363260))
^  Call: (211) [system] sig_atomic(system:'$notrace'(_363258, _363260))
^  Exit: (210) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _362306), _363240, fail)), system:'$restore_trace'(3, -1))
   Call: (209) [system] atomic(_362306)
   Fail: (209) [system] atomic(_362306)
   Call: (209) [system] atom_chars(_362306, ['A', n, d, 'L', i, n, k])
   Exit: (209) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (208) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (208) [system] integer('AndLink')
   Fail: (208) [system] integer('AndLink')
   Call: (208) [system] _216198='AndLink'
   Exit: (208) [system] 'AndLink'='AndLink'
^  Exit: (207) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (206) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (205) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (205) [user] read_list(')', (0x55fbb4538270), _377256)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _379114)
   Exit: (207) [system] peek_char((0x55fbb4538270), ' ')
   Call: (207) [system] ' '=(;)
   Fail: (207) [system] ' '=(;)
   Call: (207) [system] ' '=(/)
   Fail: (207) [system] ' '=(/)
^  Call: (207) [user] is_like_space(' ')
   Call: (208) [system] char_type(' ', 'white')
   Exit: (208) [system] char_type(' ', 'white')
^  Exit: (207) [user] is_like_space(' ')
   Call: (207) [system] get_char((0x55fbb4538270), _388708)
   Exit: (207) [system] get_char((0x55fbb4538270), ' ')
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _391412)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'A')
   Call: (208) [system] 'A'=(;)
   Fail: (208) [system] 'A'=(;)
   Call: (208) [system] 'A'=(/)
   Fail: (208) [system] 'A'=(/)
^  Call: (208) [user] is_like_space('A')
   Call: (209) [system] char_type('A', 'white')
   Fail: (209) [system] char_type('A', 'white')
   Call: (209) [system] char_type('A', end_of_line)
   Fail: (209) [system] char_type('A', end_of_line)
   Call: (209) [system] char_type('A', space)
   Fail: (209) [system] char_type('A', space)
   Call: (209) [system] char_type('A', cntrl)
   Fail: (209) [system] char_type('A', cntrl)
^  Fail: (208) [user] is_like_space('A')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _408346)
   Exit: (206) [system] peek_char((0x55fbb4538270), 'A')
   Call: (206) [system] 'A'=')'
   Fail: (206) [system] 'A'=')'
   Call: (206) [system] 'A'=end_of_file
   Fail: (206) [system] 'A'=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55fbb4538270), _413916)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _415774)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'A')
   Call: (208) [system] 'A'=(;)
   Fail: (208) [system] 'A'=(;)
   Call: (208) [system] 'A'=(/)
   Fail: (208) [system] 'A'=(/)
^  Call: (208) [user] is_like_space('A')
   Call: (209) [system] char_type('A', 'white')
   Fail: (209) [system] char_type('A', 'white')
   Call: (209) [system] char_type('A', end_of_line)
   Fail: (209) [system] char_type('A', end_of_line)
   Call: (209) [system] char_type('A', space)
   Fail: (209) [system] char_type('A', space)
   Call: (209) [system] char_type('A', cntrl)
   Fail: (209) [system] char_type('A', cntrl)
^  Fail: (208) [user] is_like_space('A')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] get_char((0x55fbb4538270), _431784)
   Exit: (207) [system] get_char((0x55fbb4538270), 'A')
   Call: (207) [system] 'A'='('
   Fail: (207) [system] 'A'='('
   Call: (207) [system] 'A'='['
   Fail: (207) [system] 'A'='['
   Call: (207) [system] 'A'='{'
   Fail: (207) [system] 'A'='{'
   Call: (207) [system] 'A'='"'
   Fail: (207) [system] 'A'='"'
   Call: (207) [system] 'A'=!
   Fail: (207) [system] 'A'=!
   Call: (207) [system] 'A'='\''
   Fail: (207) [system] 'A'='\''
   Call: (207) [system] 'A'='`'
   Fail: (207) [system] 'A'='`'
   Call: (207) [system] 'A'=end_of_file
   Fail: (207) [system] 'A'=end_of_file
^  Call: (207) [user] read_symbolic(')', (0x55fbb4538270), 'A', _413916)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _449426)
   Call: (209) [system] peek_char((0x55fbb4538270), _450360)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _449426=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (208) [user] classify_and_convert_charseq(['A'], _413916)
^  Call: (209) [user] classify_and_convert_charseq_(['A'], _459644)
^  Call: (211) [system] setup_call_cleanup('$notrace'(_460596, _460598), once(user:catch(read_from_chars(['A'], _459644), _460578, fail)), '$restore_trace'(_460596, _460598))
^  Call: (212) [system] sig_atomic(system:'$notrace'(_460596, _460598))
^  Exit: (211) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _459644), _460578, fail)), system:'$restore_trace'(3, -1))
   Call: (210) [system] atomic(_459644)
   Fail: (210) [system] atomic(_459644)
   Call: (210) [system] atom_chars(_459644, ['A'])
   Exit: (210) [system] atom_chars('A', ['A'])
^  Exit: (209) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (209) [system] integer('A')
   Fail: (209) [system] integer('A')
   Call: (209) [system] _413916='A'
   Exit: (209) [system] 'A'='A'
^  Exit: (208) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (207) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (206) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _474594)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _476452)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
   Call: (208) [system] ' '=(;)
   Fail: (208) [system] ' '=(;)
   Call: (208) [system] ' '=(/)
   Fail: (208) [system] ' '=(/)
^  Call: (208) [user] is_like_space(' ')
   Call: (209) [system] char_type(' ', 'white')
   Exit: (209) [system] char_type(' ', 'white')
^  Exit: (208) [user] is_like_space(' ')
   Call: (208) [system] get_char((0x55fbb4538270), _486046)
   Exit: (208) [system] get_char((0x55fbb4538270), ' ')
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _488750)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'B')
   Call: (209) [system] 'B'=(;)
   Fail: (209) [system] 'B'=(;)
   Call: (209) [system] 'B'=(/)
   Fail: (209) [system] 'B'=(/)
^  Call: (209) [user] is_like_space('B')
   Call: (210) [system] char_type('B', 'white')
   Fail: (210) [system] char_type('B', 'white')
   Call: (210) [system] char_type('B', end_of_line)
   Fail: (210) [system] char_type('B', end_of_line)
   Call: (210) [system] char_type('B', space)
   Fail: (210) [system] char_type('B', space)
   Call: (210) [system] char_type('B', cntrl)
   Fail: (210) [system] char_type('B', cntrl)
^  Fail: (209) [user] is_like_space('B')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _505684)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'B')
   Call: (207) [system] 'B'=')'
   Fail: (207) [system] 'B'=')'
   Call: (207) [system] 'B'=end_of_file
   Fail: (207) [system] 'B'=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55fbb4538270), _511254)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _513112)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'B')
   Call: (209) [system] 'B'=(;)
   Fail: (209) [system] 'B'=(;)
   Call: (209) [system] 'B'=(/)
   Fail: (209) [system] 'B'=(/)
^  Call: (209) [user] is_like_space('B')
   Call: (210) [system] char_type('B', 'white')
   Fail: (210) [system] char_type('B', 'white')
   Call: (210) [system] char_type('B', end_of_line)
   Fail: (210) [system] char_type('B', end_of_line)
   Call: (210) [system] char_type('B', space)
   Fail: (210) [system] char_type('B', space)
   Call: (210) [system] char_type('B', cntrl)
   Fail: (210) [system] char_type('B', cntrl)
^  Fail: (209) [user] is_like_space('B')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] get_char((0x55fbb4538270), _529122)
   Exit: (208) [system] get_char((0x55fbb4538270), 'B')
   Call: (208) [system] 'B'='('
   Fail: (208) [system] 'B'='('
   Call: (208) [system] 'B'='['
   Fail: (208) [system] 'B'='['
   Call: (208) [system] 'B'='{'
   Fail: (208) [system] 'B'='{'
   Call: (208) [system] 'B'='"'
   Fail: (208) [system] 'B'='"'
   Call: (208) [system] 'B'=!
   Fail: (208) [system] 'B'=!
   Call: (208) [system] 'B'='\''
   Fail: (208) [system] 'B'='\''
   Call: (208) [system] 'B'='`'
   Fail: (208) [system] 'B'='`'
   Call: (208) [system] 'B'=end_of_file
   Fail: (208) [system] 'B'=end_of_file
^  Call: (208) [user] read_symbolic(')', (0x55fbb4538270), 'B', _511254)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _546764)
   Call: (210) [system] peek_char((0x55fbb4538270), _547698)
   Exit: (210) [system] peek_char((0x55fbb4538270), ')')
^  Call: (210) [user] is_delimiter(')')
   Call: (211) [system] char_type(')', space)
   Fail: (211) [system] char_type(')', space)
   Call: (211) [system] arg(_552418, v('(', ')', end_of_file), ')')
   Exit: (211) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (210) [user] is_delimiter(')')
   Call: (210) [system] _546764=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (209) [user] classify_and_convert_charseq(['B'], _511254)
^  Call: (210) [user] classify_and_convert_charseq_(['B'], _558854)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_559806, _559808), once(user:catch(read_from_chars(['B'], _558854), _559788, fail)), '$restore_trace'(_559806, _559808))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_559806, _559808))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _558854), _559788, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(_558854)
   Fail: (211) [system] atomic(_558854)
   Call: (211) [system] atom_chars(_558854, ['B'])
   Exit: (211) [system] atom_chars('B', ['B'])
^  Exit: (210) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (210) [system] integer('B')
   Fail: (210) [system] integer('B')
   Call: (210) [system] _511254='B'
   Exit: (210) [system] 'B'='B'
^  Exit: (209) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (208) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (207) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _573804)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _575662)
   Exit: (209) [system] peek_char((0x55fbb4538270), ')')
   Call: (209) [system] ')'=(;)
   Fail: (209) [system] ')'=(;)
   Call: (209) [system] ')'=(/)
   Fail: (209) [system] ')'=(/)
^  Call: (209) [user] is_like_space(')')
   Call: (210) [system] char_type(')', 'white')
   Fail: (210) [system] char_type(')', 'white')
   Call: (210) [system] char_type(')', end_of_line)
   Fail: (210) [system] char_type(')', end_of_line)
   Call: (210) [system] char_type(')', space)
   Fail: (210) [system] char_type(')', space)
   Call: (210) [system] char_type(')', cntrl)
   Fail: (210) [system] char_type(')', cntrl)
^  Fail: (209) [user] is_like_space(')')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _591672)
   Exit: (208) [system] peek_char((0x55fbb4538270), ')')
   Call: (208) [system] ')'=')'
   Exit: (208) [system] ')'=')'
   Call: (208) [system] get_char((0x55fbb4538270), _595462)
   Exit: (208) [system] get_char((0x55fbb4538270), ')')
   Call: (208) [system] _573804=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), [])
   Call: (207) [system] _474594=['B']
   Exit: (207) [system] ['B']=['B']
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (206) [system] _377256=['A', 'B']
   Exit: (206) [system] ['A', 'B']=['A', 'B']
^  Exit: (205) [user] read_list(')', (0x55fbb4538270), ['A', 'B'])
   Call: (205) [system] _171180=['AndLink', 'A', 'B']
   Exit: (205) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (204) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Exit: (203) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Call: (203) [user] read_list(')', (0x55fbb4538270), _609344)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _611202)
   Exit: (205) [system] peek_char((0x55fbb4538270), ' ')
   Call: (205) [system] ' '=(;)
   Fail: (205) [system] ' '=(;)
   Call: (205) [system] ' '=(/)
   Fail: (205) [system] ' '=(/)
^  Call: (205) [user] is_like_space(' ')
   Call: (206) [system] char_type(' ', 'white')
   Exit: (206) [system] char_type(' ', 'white')
^  Exit: (205) [user] is_like_space(' ')
   Call: (205) [system] get_char((0x55fbb4538270), _620796)
   Exit: (205) [system] get_char((0x55fbb4538270), ' ')
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _623500)
   Exit: (206) [system] peek_char((0x55fbb4538270), 'C')
   Call: (206) [system] 'C'=(;)
   Fail: (206) [system] 'C'=(;)
   Call: (206) [system] 'C'=(/)
   Fail: (206) [system] 'C'=(/)
^  Call: (206) [user] is_like_space('C')
   Call: (207) [system] char_type('C', 'white')
   Fail: (207) [system] char_type('C', 'white')
   Call: (207) [system] char_type('C', end_of_line)
   Fail: (207) [system] char_type('C', end_of_line)
   Call: (207) [system] char_type('C', space)
   Fail: (207) [system] char_type('C', space)
   Call: (207) [system] char_type('C', cntrl)
   Fail: (207) [system] char_type('C', cntrl)
^  Fail: (206) [user] is_like_space('C')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _640434)
   Exit: (204) [system] peek_char((0x55fbb4538270), 'C')
   Call: (204) [system] 'C'=')'
   Fail: (204) [system] 'C'=')'
   Call: (204) [system] 'C'=end_of_file
   Fail: (204) [system] 'C'=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55fbb4538270), _646004)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _647862)
   Exit: (206) [system] peek_char((0x55fbb4538270), 'C')
   Call: (206) [system] 'C'=(;)
   Fail: (206) [system] 'C'=(;)
   Call: (206) [system] 'C'=(/)
   Fail: (206) [system] 'C'=(/)
^  Call: (206) [user] is_like_space('C')
   Call: (207) [system] char_type('C', 'white')
   Fail: (207) [system] char_type('C', 'white')
   Call: (207) [system] char_type('C', end_of_line)
   Fail: (207) [system] char_type('C', end_of_line)
   Call: (207) [system] char_type('C', space)
   Fail: (207) [system] char_type('C', space)
   Call: (207) [system] char_type('C', cntrl)
   Fail: (207) [system] char_type('C', cntrl)
^  Fail: (206) [user] is_like_space('C')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] get_char((0x55fbb4538270), _663872)
   Exit: (205) [system] get_char((0x55fbb4538270), 'C')
   Call: (205) [system] 'C'='('
   Fail: (205) [system] 'C'='('
   Call: (205) [system] 'C'='['
   Fail: (205) [system] 'C'='['
   Call: (205) [system] 'C'='{'
   Fail: (205) [system] 'C'='{'
   Call: (205) [system] 'C'='"'
   Fail: (205) [system] 'C'='"'
   Call: (205) [system] 'C'=!
   Fail: (205) [system] 'C'=!
   Call: (205) [system] 'C'='\''
   Fail: (205) [system] 'C'='\''
   Call: (205) [system] 'C'='`'
   Fail: (205) [system] 'C'='`'
   Call: (205) [system] 'C'=end_of_file
   Fail: (205) [system] 'C'=end_of_file
^  Call: (205) [user] read_symbolic(')', (0x55fbb4538270), 'C', _646004)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _681514)
   Call: (207) [system] peek_char((0x55fbb4538270), _682448)
   Exit: (207) [system] peek_char((0x55fbb4538270), ')')
^  Call: (207) [user] is_delimiter(')')
   Call: (208) [system] char_type(')', space)
   Fail: (208) [system] char_type(')', space)
   Call: (208) [system] arg(_687168, v('(', ')', end_of_file), ')')
   Exit: (208) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (207) [user] is_delimiter(')')
   Call: (207) [system] _681514=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (206) [user] classify_and_convert_charseq(['C'], _646004)
^  Call: (207) [user] classify_and_convert_charseq_(['C'], _693604)
^  Call: (209) [system] setup_call_cleanup('$notrace'(_694556, _694558), once(user:catch(read_from_chars(['C'], _693604), _694538, fail)), '$restore_trace'(_694556, _694558))
^  Call: (210) [system] sig_atomic(system:'$notrace'(_694556, _694558))
^  Exit: (209) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _693604), _694538, fail)), system:'$restore_trace'(3, -1))
   Call: (208) [system] atomic(_693604)
   Fail: (208) [system] atomic(_693604)
   Call: (208) [system] atom_chars(_693604, ['C'])
   Exit: (208) [system] atom_chars('C', ['C'])
^  Exit: (207) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (207) [system] integer('C')
   Fail: (207) [system] integer('C')
   Call: (207) [system] _646004='C'
   Exit: (207) [system] 'C'='C'
^  Exit: (206) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (205) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (204) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (204) [user] read_list(')', (0x55fbb4538270), _708554)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _710412)
   Exit: (206) [system] peek_char((0x55fbb4538270), ')')
   Call: (206) [system] ')'=(;)
   Fail: (206) [system] ')'=(;)
   Call: (206) [system] ')'=(/)
   Fail: (206) [system] ')'=(/)
^  Call: (206) [user] is_like_space(')')
   Call: (207) [system] char_type(')', 'white')
   Fail: (207) [system] char_type(')', 'white')
   Call: (207) [system] char_type(')', end_of_line)
   Fail: (207) [system] char_type(')', end_of_line)
   Call: (207) [system] char_type(')', space)
   Fail: (207) [system] char_type(')', space)
   Call: (207) [system] char_type(')', cntrl)
   Fail: (207) [system] char_type(')', cntrl)
^  Fail: (206) [user] is_like_space(')')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _726422)
   Exit: (205) [system] peek_char((0x55fbb4538270), ')')
   Call: (205) [system] ')'=')'
   Exit: (205) [system] ')'=')'
   Call: (205) [system] get_char((0x55fbb4538270), _730212)
   Exit: (205) [system] get_char((0x55fbb4538270), ')')
   Call: (205) [system] _708554=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_list(')', (0x55fbb4538270), [])
   Call: (204) [system] _609344=['C']
   Exit: (204) [system] ['C']=['C']
^  Exit: (203) [user] read_list(')', (0x55fbb4538270), ['C'])
   Call: (203) [system] _134520=[['AndLink', 'A', 'B'], 'C']
   Exit: (203) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'A', 'B'], 'C'])
   Call: (202) [system] _3668=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (202) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _744094)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _745952)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _755546)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _758250)
   Exit: (203) [system] peek_char((0x55fbb4538270), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
   Call: (203) [system] '('=(/)
   Fail: (203) [system] '('=(/)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _775184)
   Exit: (201) [system] peek_char((0x55fbb4538270), '(')
   Call: (201) [system] '('=')'
   Fail: (201) [system] '('=')'
   Call: (201) [system] '('=end_of_file
   Fail: (201) [system] '('=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _780754)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _782612)
   Exit: (203) [system] peek_char((0x55fbb4538270), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
   Call: (203) [system] '('=(/)
   Fail: (203) [system] '('=(/)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _798622)
   Exit: (202) [system] get_char((0x55fbb4538270), '(')
   Call: (202) [system] '('='('
   Exit: (202) [system] '('='('
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _780754)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _804192)
   Exit: (204) [system] peek_char((0x55fbb4538270), 'I')
   Call: (204) [system] 'I'=(;)
   Fail: (204) [system] 'I'=(;)
   Call: (204) [system] 'I'=(/)
   Fail: (204) [system] 'I'=(/)
^  Call: (204) [user] is_like_space('I')
   Call: (205) [system] char_type('I', 'white')
   Fail: (205) [system] char_type('I', 'white')
   Call: (205) [system] char_type('I', end_of_line)
   Fail: (205) [system] char_type('I', end_of_line)
   Call: (205) [system] char_type('I', space)
   Fail: (205) [system] char_type('I', space)
   Call: (205) [system] char_type('I', cntrl)
   Fail: (205) [system] char_type('I', cntrl)
^  Fail: (204) [user] is_like_space('I')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _820202)
   Exit: (203) [system] peek_char((0x55fbb4538270), 'I')
   Call: (203) [system] 'I'=')'
   Fail: (203) [system] 'I'=')'
   Call: (203) [system] 'I'=end_of_file
   Fail: (203) [system] 'I'=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55fbb4538270), _825772)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _827630)
   Exit: (205) [system] peek_char((0x55fbb4538270), 'I')
   Call: (205) [system] 'I'=(;)
   Fail: (205) [system] 'I'=(;)
   Call: (205) [system] 'I'=(/)
   Fail: (205) [system] 'I'=(/)
^  Call: (205) [user] is_like_space('I')
   Call: (206) [system] char_type('I', 'white')
   Fail: (206) [system] char_type('I', 'white')
   Call: (206) [system] char_type('I', end_of_line)
   Fail: (206) [system] char_type('I', end_of_line)
   Call: (206) [system] char_type('I', space)
   Fail: (206) [system] char_type('I', space)
   Call: (206) [system] char_type('I', cntrl)
   Fail: (206) [system] char_type('I', cntrl)
^  Fail: (205) [user] is_like_space('I')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] get_char((0x55fbb4538270), _843640)
   Exit: (204) [system] get_char((0x55fbb4538270), 'I')
   Call: (204) [system] 'I'='('
   Fail: (204) [system] 'I'='('
   Call: (204) [system] 'I'='['
   Fail: (204) [system] 'I'='['
   Call: (204) [system] 'I'='{'
   Fail: (204) [system] 'I'='{'
   Call: (204) [system] 'I'='"'
   Fail: (204) [system] 'I'='"'
   Call: (204) [system] 'I'=!
   Fail: (204) [system] 'I'=!
   Call: (204) [system] 'I'='\''
   Fail: (204) [system] 'I'='\''
   Call: (204) [system] 'I'='`'
   Fail: (204) [system] 'I'='`'
   Call: (204) [system] 'I'=end_of_file
   Fail: (204) [system] 'I'=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55fbb4538270), 'I', _825772)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _861282)
   Call: (206) [system] peek_char((0x55fbb4538270), _862216)
   Exit: (206) [system] peek_char((0x55fbb4538270), m)
^  Call: (206) [user] is_delimiter(m)
   Call: (207) [system] char_type(m, space)
   Fail: (207) [system] char_type(m, space)
   Call: (207) [system] arg(_866936, v('(', ')', end_of_file), m)
   Fail: (207) [system] arg(_867868, v('(', ')', end_of_file), m)
^  Fail: (206) [user] is_delimiter(m)
   Call: (206) [system] ')'==m
   Fail: (206) [system] ')'==m
   Call: (206) [system] get_char((0x55fbb4538270), m)
   Exit: (206) [system] get_char((0x55fbb4538270), m)
   Call: (206) [system] m=(\)
   Fail: (206) [system] m=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _875218)
   Call: (207) [system] peek_char((0x55fbb4538270), _876152)
   Exit: (207) [system] peek_char((0x55fbb4538270), p)
^  Call: (207) [user] is_delimiter(p)
   Call: (208) [system] char_type(p, space)
   Fail: (208) [system] char_type(p, space)
   Call: (208) [system] arg(_880872, v('(', ')', end_of_file), p)
   Fail: (208) [system] arg(_881804, v('(', ')', end_of_file), p)
^  Fail: (207) [user] is_delimiter(p)
   Call: (207) [system] ')'==p
   Fail: (207) [system] ')'==p
   Call: (207) [system] get_char((0x55fbb4538270), p)
   Exit: (207) [system] get_char((0x55fbb4538270), p)
   Call: (207) [system] p=(\)
   Fail: (207) [system] p=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _889154)
   Call: (208) [system] peek_char((0x55fbb4538270), _890088)
   Exit: (208) [system] peek_char((0x55fbb4538270), l)
^  Call: (208) [user] is_delimiter(l)
   Call: (209) [system] char_type(l, space)
   Fail: (209) [system] char_type(l, space)
   Call: (209) [system] arg(_894808, v('(', ')', end_of_file), l)
   Fail: (209) [system] arg(_895740, v('(', ')', end_of_file), l)
^  Fail: (208) [user] is_delimiter(l)
   Call: (208) [system] ')'==l
   Fail: (208) [system] ')'==l
   Call: (208) [system] get_char((0x55fbb4538270), l)
   Exit: (208) [system] get_char((0x55fbb4538270), l)
   Call: (208) [system] l=(\)
   Fail: (208) [system] l=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _903090)
   Call: (209) [system] peek_char((0x55fbb4538270), _904024)
   Exit: (209) [system] peek_char((0x55fbb4538270), i)
^  Call: (209) [user] is_delimiter(i)
   Call: (210) [system] char_type(i, space)
   Fail: (210) [system] char_type(i, space)
   Call: (210) [system] arg(_908744, v('(', ')', end_of_file), i)
   Fail: (210) [system] arg(_909676, v('(', ')', end_of_file), i)
^  Fail: (209) [user] is_delimiter(i)
   Call: (209) [system] ')'==i
   Fail: (209) [system] ')'==i
   Call: (209) [system] get_char((0x55fbb4538270), i)
   Exit: (209) [system] get_char((0x55fbb4538270), i)
   Call: (209) [system] i=(\)
   Fail: (209) [system] i=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _917026)
   Call: (210) [system] peek_char((0x55fbb4538270), _917960)
   Exit: (210) [system] peek_char((0x55fbb4538270), c)
^  Call: (210) [user] is_delimiter(c)
   Call: (211) [system] char_type(c, space)
   Fail: (211) [system] char_type(c, space)
   Call: (211) [system] arg(_922680, v('(', ')', end_of_file), c)
   Fail: (211) [system] arg(_923612, v('(', ')', end_of_file), c)
^  Fail: (210) [user] is_delimiter(c)
   Call: (210) [system] ')'==c
   Fail: (210) [system] ')'==c
   Call: (210) [system] get_char((0x55fbb4538270), c)
   Exit: (210) [system] get_char((0x55fbb4538270), c)
   Call: (210) [system] c=(\)
   Fail: (210) [system] c=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _930962)
   Call: (211) [system] peek_char((0x55fbb4538270), _931896)
   Exit: (211) [system] peek_char((0x55fbb4538270), a)
^  Call: (211) [user] is_delimiter(a)
   Call: (212) [system] char_type(a, space)
   Fail: (212) [system] char_type(a, space)
   Call: (212) [system] arg(_936616, v('(', ')', end_of_file), a)
   Fail: (212) [system] arg(_937548, v('(', ')', end_of_file), a)
^  Fail: (211) [user] is_delimiter(a)
   Call: (211) [system] ')'==a
   Fail: (211) [system] ')'==a
   Call: (211) [system] get_char((0x55fbb4538270), a)
   Exit: (211) [system] get_char((0x55fbb4538270), a)
   Call: (211) [system] a=(\)
   Fail: (211) [system] a=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _944898)
   Call: (212) [system] peek_char((0x55fbb4538270), _945832)
   Exit: (212) [system] peek_char((0x55fbb4538270), t)
^  Call: (212) [user] is_delimiter(t)
   Call: (213) [system] char_type(t, space)
   Fail: (213) [system] char_type(t, space)
   Call: (213) [system] arg(_950552, v('(', ')', end_of_file), t)
   Fail: (213) [system] arg(_951484, v('(', ')', end_of_file), t)
^  Fail: (212) [user] is_delimiter(t)
   Call: (212) [system] ')'==t
   Fail: (212) [system] ')'==t
   Call: (212) [system] get_char((0x55fbb4538270), t)
   Exit: (212) [system] get_char((0x55fbb4538270), t)
   Call: (212) [system] t=(\)
   Fail: (212) [system] t=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _958834)
   Call: (213) [system] peek_char((0x55fbb4538270), _959768)
   Exit: (213) [system] peek_char((0x55fbb4538270), i)
^  Call: (213) [user] is_delimiter(i)
   Call: (214) [system] char_type(i, space)
   Fail: (214) [system] char_type(i, space)
   Call: (214) [system] arg(_964488, v('(', ')', end_of_file), i)
   Fail: (214) [system] arg(_965420, v('(', ')', end_of_file), i)
^  Fail: (213) [user] is_delimiter(i)
   Call: (213) [system] ')'==i
   Fail: (213) [system] ')'==i
   Call: (213) [system] get_char((0x55fbb4538270), i)
   Exit: (213) [system] get_char((0x55fbb4538270), i)
   Call: (213) [system] i=(\)
   Fail: (213) [system] i=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _972770)
   Call: (214) [system] peek_char((0x55fbb4538270), _973704)
   Exit: (214) [system] peek_char((0x55fbb4538270), o)
^  Call: (214) [user] is_delimiter(o)
   Call: (215) [system] char_type(o, space)
   Fail: (215) [system] char_type(o, space)
   Call: (215) [system] arg(_978424, v('(', ')', end_of_file), o)
   Fail: (215) [system] arg(_979356, v('(', ')', end_of_file), o)
^  Fail: (214) [user] is_delimiter(o)
   Call: (214) [system] ')'==o
   Fail: (214) [system] ')'==o
   Call: (214) [system] get_char((0x55fbb4538270), o)
   Exit: (214) [system] get_char((0x55fbb4538270), o)
   Call: (214) [system] o=(\)
   Fail: (214) [system] o=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _986706)
   Call: (215) [system] peek_char((0x55fbb4538270), _987640)
   Exit: (215) [system] peek_char((0x55fbb4538270), n)
^  Call: (215) [user] is_delimiter(n)
   Call: (216) [system] char_type(n, space)
   Fail: (216) [system] char_type(n, space)
   Call: (216) [system] arg(_992360, v('(', ')', end_of_file), n)
   Fail: (216) [system] arg(_993292, v('(', ')', end_of_file), n)
^  Fail: (215) [user] is_delimiter(n)
   Call: (215) [system] ')'==n
   Fail: (215) [system] ')'==n
   Call: (215) [system] get_char((0x55fbb4538270), n)
   Exit: (215) [system] get_char((0x55fbb4538270), n)
   Call: (215) [system] n=(\)
   Fail: (215) [system] n=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1000642)
   Call: (216) [system] peek_char((0x55fbb4538270), _1001576)
   Exit: (216) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (216) [user] is_delimiter(' ')
   Call: (217) [system] char_type(' ', space)
   Exit: (217) [system] char_type(' ', space)
^  Exit: (216) [user] is_delimiter(' ')
   Call: (216) [system] _1000642=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (215) [system] _986706=[n]
   Exit: (215) [system] [n]=[n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (214) [system] _972770=[o, n]
   Exit: (214) [system] [o, n]=[o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (213) [system] _958834=[i, o, n]
   Exit: (213) [system] [i, o, n]=[i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (212) [system] _944898=[t, i, o, n]
   Exit: (212) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (211) [system] _930962=[a, t, i, o, n]
   Exit: (211) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (210) [system] _917026=[c, a, t, i, o, n]
   Exit: (210) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (209) [system] _903090=[i, c, a, t, i, o, n]
   Exit: (209) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (208) [system] _889154=[l, i, c, a, t, i, o, n]
   Exit: (208) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (207) [system] _875218=[p, l, i, c, a, t, i, o, n]
   Exit: (207) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (206) [system] _861282=[m, p, l, i, c, a, t, i, o, n]
   Exit: (206) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (205) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _825772)
^  Call: (206) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _1038800)
^  Call: (208) [system] setup_call_cleanup('$notrace'(_1039752, _1039754), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1038800), _1039734, fail)), '$restore_trace'(_1039752, _1039754))
^  Call: (209) [system] sig_atomic(system:'$notrace'(_1039752, _1039754))
^  Exit: (208) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1038800), _1039734, fail)), system:'$restore_trace'(3, -1))
   Call: (207) [system] atomic(_1038800)
   Fail: (207) [system] atomic(_1038800)
   Call: (207) [system] atom_chars(_1038800, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (207) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (206) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (206) [system] integer('Implication')
   Fail: (206) [system] integer('Implication')
   Call: (206) [system] _825772='Implication'
   Exit: (206) [system] 'Implication'='Implication'
^  Exit: (205) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (204) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (203) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (203) [user] read_list(')', (0x55fbb4538270), _1053750)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1055608)
   Exit: (205) [system] peek_char((0x55fbb4538270), ' ')
   Call: (205) [system] ' '=(;)
   Fail: (205) [system] ' '=(;)
   Call: (205) [system] ' '=(/)
   Fail: (205) [system] ' '=(/)
^  Call: (205) [user] is_like_space(' ')
   Call: (206) [system] char_type(' ', 'white')
   Exit: (206) [system] char_type(' ', 'white')
^  Exit: (205) [user] is_like_space(' ')
   Call: (205) [system] get_char((0x55fbb4538270), _1065202)
   Exit: (205) [system] get_char((0x55fbb4538270), ' ')
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1067906)
   Exit: (206) [system] peek_char((0x55fbb4538270), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
   Call: (206) [system] '('=(/)
   Fail: (206) [system] '('=(/)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1084840)
   Exit: (204) [system] peek_char((0x55fbb4538270), '(')
   Call: (204) [system] '('=')'
   Fail: (204) [system] '('=')'
   Call: (204) [system] '('=end_of_file
   Fail: (204) [system] '('=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55fbb4538270), _1090410)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1092268)
   Exit: (206) [system] peek_char((0x55fbb4538270), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
   Call: (206) [system] '('=(/)
   Fail: (206) [system] '('=(/)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] get_char((0x55fbb4538270), _1108278)
   Exit: (205) [system] get_char((0x55fbb4538270), '(')
   Call: (205) [system] '('='('
   Exit: (205) [system] '('='('
^  Call: (205) [user] read_list(')', (0x55fbb4538270), _1090410)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1113848)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'A')
   Call: (207) [system] 'A'=(;)
   Fail: (207) [system] 'A'=(;)
   Call: (207) [system] 'A'=(/)
   Fail: (207) [system] 'A'=(/)
^  Call: (207) [user] is_like_space('A')
   Call: (208) [system] char_type('A', 'white')
   Fail: (208) [system] char_type('A', 'white')
   Call: (208) [system] char_type('A', end_of_line)
   Fail: (208) [system] char_type('A', end_of_line)
   Call: (208) [system] char_type('A', space)
   Fail: (208) [system] char_type('A', space)
   Call: (208) [system] char_type('A', cntrl)
   Fail: (208) [system] char_type('A', cntrl)
^  Fail: (207) [user] is_like_space('A')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1129858)
   Exit: (206) [system] peek_char((0x55fbb4538270), 'A')
   Call: (206) [system] 'A'=')'
   Fail: (206) [system] 'A'=')'
   Call: (206) [system] 'A'=end_of_file
   Fail: (206) [system] 'A'=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55fbb4538270), _1135428)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1137286)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'A')
   Call: (208) [system] 'A'=(;)
   Fail: (208) [system] 'A'=(;)
   Call: (208) [system] 'A'=(/)
   Fail: (208) [system] 'A'=(/)
^  Call: (208) [user] is_like_space('A')
   Call: (209) [system] char_type('A', 'white')
   Fail: (209) [system] char_type('A', 'white')
   Call: (209) [system] char_type('A', end_of_line)
   Fail: (209) [system] char_type('A', end_of_line)
   Call: (209) [system] char_type('A', space)
   Fail: (209) [system] char_type('A', space)
   Call: (209) [system] char_type('A', cntrl)
   Fail: (209) [system] char_type('A', cntrl)
^  Fail: (208) [user] is_like_space('A')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] get_char((0x55fbb4538270), _1153296)
   Exit: (207) [system] get_char((0x55fbb4538270), 'A')
   Call: (207) [system] 'A'='('
   Fail: (207) [system] 'A'='('
   Call: (207) [system] 'A'='['
   Fail: (207) [system] 'A'='['
   Call: (207) [system] 'A'='{'
   Fail: (207) [system] 'A'='{'
   Call: (207) [system] 'A'='"'
   Fail: (207) [system] 'A'='"'
   Call: (207) [system] 'A'=!
   Fail: (207) [system] 'A'=!
   Call: (207) [system] 'A'='\''
   Fail: (207) [system] 'A'='\''
   Call: (207) [system] 'A'='`'
   Fail: (207) [system] 'A'='`'
   Call: (207) [system] 'A'=end_of_file
   Fail: (207) [system] 'A'=end_of_file
^  Call: (207) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1135428)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1170938)
   Call: (209) [system] peek_char((0x55fbb4538270), _1171872)
   Exit: (209) [system] peek_char((0x55fbb4538270), n)
^  Call: (209) [user] is_delimiter(n)
   Call: (210) [system] char_type(n, space)
   Fail: (210) [system] char_type(n, space)
   Call: (210) [system] arg(_1176592, v('(', ')', end_of_file), n)
   Fail: (210) [system] arg(_1177524, v('(', ')', end_of_file), n)
^  Fail: (209) [user] is_delimiter(n)
   Call: (209) [system] ')'==n
   Fail: (209) [system] ')'==n
   Call: (209) [system] get_char((0x55fbb4538270), n)
   Exit: (209) [system] get_char((0x55fbb4538270), n)
   Call: (209) [system] n=(\)
   Fail: (209) [system] n=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1184874)
   Call: (210) [system] peek_char((0x55fbb4538270), _1185808)
   Exit: (210) [system] peek_char((0x55fbb4538270), d)
^  Call: (210) [user] is_delimiter(d)
   Call: (211) [system] char_type(d, space)
   Fail: (211) [system] char_type(d, space)
   Call: (211) [system] arg(_1190528, v('(', ')', end_of_file), d)
   Fail: (211) [system] arg(_1191460, v('(', ')', end_of_file), d)
^  Fail: (210) [user] is_delimiter(d)
   Call: (210) [system] ')'==d
   Fail: (210) [system] ')'==d
   Call: (210) [system] get_char((0x55fbb4538270), d)
   Exit: (210) [system] get_char((0x55fbb4538270), d)
   Call: (210) [system] d=(\)
   Fail: (210) [system] d=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1198810)
   Call: (211) [system] peek_char((0x55fbb4538270), _1199744)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (211) [user] is_delimiter('L')
   Call: (212) [system] char_type('L', space)
   Fail: (212) [system] char_type('L', space)
   Call: (212) [system] arg(_1204464, v('(', ')', end_of_file), 'L')
   Fail: (212) [system] arg(_1205396, v('(', ')', end_of_file), 'L')
^  Fail: (211) [user] is_delimiter('L')
   Call: (211) [system] ')'=='L'
   Fail: (211) [system] ')'=='L'
   Call: (211) [system] get_char((0x55fbb4538270), 'L')
   Exit: (211) [system] get_char((0x55fbb4538270), 'L')
   Call: (211) [system] 'L'=(\)
   Fail: (211) [system] 'L'=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1212746)
   Call: (212) [system] peek_char((0x55fbb4538270), _1213680)
   Exit: (212) [system] peek_char((0x55fbb4538270), i)
^  Call: (212) [user] is_delimiter(i)
   Call: (213) [system] char_type(i, space)
   Fail: (213) [system] char_type(i, space)
   Call: (213) [system] arg(_1218400, v('(', ')', end_of_file), i)
   Fail: (213) [system] arg(_1219332, v('(', ')', end_of_file), i)
^  Fail: (212) [user] is_delimiter(i)
   Call: (212) [system] ')'==i
   Fail: (212) [system] ')'==i
   Call: (212) [system] get_char((0x55fbb4538270), i)
   Exit: (212) [system] get_char((0x55fbb4538270), i)
   Call: (212) [system] i=(\)
   Fail: (212) [system] i=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1226682)
   Call: (213) [system] peek_char((0x55fbb4538270), _1227616)
   Exit: (213) [system] peek_char((0x55fbb4538270), n)
^  Call: (213) [user] is_delimiter(n)
   Call: (214) [system] char_type(n, space)
   Fail: (214) [system] char_type(n, space)
   Call: (214) [system] arg(_1232336, v('(', ')', end_of_file), n)
   Fail: (214) [system] arg(_1233268, v('(', ')', end_of_file), n)
^  Fail: (213) [user] is_delimiter(n)
   Call: (213) [system] ')'==n
   Fail: (213) [system] ')'==n
   Call: (213) [system] get_char((0x55fbb4538270), n)
   Exit: (213) [system] get_char((0x55fbb4538270), n)
   Call: (213) [system] n=(\)
   Fail: (213) [system] n=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1240618)
   Call: (214) [system] peek_char((0x55fbb4538270), _1241552)
   Exit: (214) [system] peek_char((0x55fbb4538270), k)
^  Call: (214) [user] is_delimiter(k)
   Call: (215) [system] char_type(k, space)
   Fail: (215) [system] char_type(k, space)
   Call: (215) [system] arg(_1246272, v('(', ')', end_of_file), k)
   Fail: (215) [system] arg(_1247204, v('(', ')', end_of_file), k)
^  Fail: (214) [user] is_delimiter(k)
   Call: (214) [system] ')'==k
   Fail: (214) [system] ')'==k
   Call: (214) [system] get_char((0x55fbb4538270), k)
   Exit: (214) [system] get_char((0x55fbb4538270), k)
   Call: (214) [system] k=(\)
   Fail: (214) [system] k=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1254554)
   Call: (215) [system] peek_char((0x55fbb4538270), _1255488)
   Exit: (215) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (215) [user] is_delimiter(' ')
   Call: (216) [system] char_type(' ', space)
   Exit: (216) [system] char_type(' ', space)
^  Exit: (215) [user] is_delimiter(' ')
   Call: (215) [system] _1254554=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (214) [system] _1240618=[k]
   Exit: (214) [system] [k]=[k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (213) [system] _1226682=[n, k]
   Exit: (213) [system] [n, k]=[n, k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (212) [system] _1212746=[i, n, k]
   Exit: (212) [system] [i, n, k]=[i, n, k]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (211) [system] _1198810=['L', i, n, k]
   Exit: (211) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (210) [system] _1184874=[d, 'L', i, n, k]
   Exit: (210) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (209) [system] _1170938=[n, d, 'L', i, n, k]
   Exit: (209) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (208) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _1135428)
^  Call: (209) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _1281536)
^  Call: (211) [system] setup_call_cleanup('$notrace'(_1282488, _1282490), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1281536), _1282470, fail)), '$restore_trace'(_1282488, _1282490))
^  Call: (212) [system] sig_atomic(system:'$notrace'(_1282488, _1282490))
^  Exit: (211) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1281536), _1282470, fail)), system:'$restore_trace'(3, -1))
   Call: (210) [system] atomic(_1281536)
   Fail: (210) [system] atomic(_1281536)
   Call: (210) [system] atom_chars(_1281536, ['A', n, d, 'L', i, n, k])
   Exit: (210) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (209) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (209) [system] integer('AndLink')
   Fail: (209) [system] integer('AndLink')
   Call: (209) [system] _1135428='AndLink'
   Exit: (209) [system] 'AndLink'='AndLink'
^  Exit: (208) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (207) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (206) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _1296486)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1298344)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
   Call: (208) [system] ' '=(;)
   Fail: (208) [system] ' '=(;)
   Call: (208) [system] ' '=(/)
   Fail: (208) [system] ' '=(/)
^  Call: (208) [user] is_like_space(' ')
   Call: (209) [system] char_type(' ', 'white')
   Exit: (209) [system] char_type(' ', 'white')
^  Exit: (208) [user] is_like_space(' ')
   Call: (208) [system] get_char((0x55fbb4538270), _1307938)
   Exit: (208) [system] get_char((0x55fbb4538270), ' ')
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1310642)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'A')
   Call: (209) [system] 'A'=(;)
   Fail: (209) [system] 'A'=(;)
   Call: (209) [system] 'A'=(/)
   Fail: (209) [system] 'A'=(/)
^  Call: (209) [user] is_like_space('A')
   Call: (210) [system] char_type('A', 'white')
   Fail: (210) [system] char_type('A', 'white')
   Call: (210) [system] char_type('A', end_of_line)
   Fail: (210) [system] char_type('A', end_of_line)
   Call: (210) [system] char_type('A', space)
   Fail: (210) [system] char_type('A', space)
   Call: (210) [system] char_type('A', cntrl)
   Fail: (210) [system] char_type('A', cntrl)
^  Fail: (209) [user] is_like_space('A')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1327576)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'A')
   Call: (207) [system] 'A'=')'
   Fail: (207) [system] 'A'=')'
   Call: (207) [system] 'A'=end_of_file
   Fail: (207) [system] 'A'=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55fbb4538270), _1333146)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1335004)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'A')
   Call: (209) [system] 'A'=(;)
   Fail: (209) [system] 'A'=(;)
   Call: (209) [system] 'A'=(/)
   Fail: (209) [system] 'A'=(/)
^  Call: (209) [user] is_like_space('A')
   Call: (210) [system] char_type('A', 'white')
   Fail: (210) [system] char_type('A', 'white')
   Call: (210) [system] char_type('A', end_of_line)
   Fail: (210) [system] char_type('A', end_of_line)
   Call: (210) [system] char_type('A', space)
   Fail: (210) [system] char_type('A', space)
   Call: (210) [system] char_type('A', cntrl)
   Fail: (210) [system] char_type('A', cntrl)
^  Fail: (209) [user] is_like_space('A')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] get_char((0x55fbb4538270), _1351014)
   Exit: (208) [system] get_char((0x55fbb4538270), 'A')
   Call: (208) [system] 'A'='('
   Fail: (208) [system] 'A'='('
   Call: (208) [system] 'A'='['
   Fail: (208) [system] 'A'='['
   Call: (208) [system] 'A'='{'
   Fail: (208) [system] 'A'='{'
   Call: (208) [system] 'A'='"'
   Fail: (208) [system] 'A'='"'
   Call: (208) [system] 'A'=!
   Fail: (208) [system] 'A'=!
   Call: (208) [system] 'A'='\''
   Fail: (208) [system] 'A'='\''
   Call: (208) [system] 'A'='`'
   Fail: (208) [system] 'A'='`'
   Call: (208) [system] 'A'=end_of_file
   Fail: (208) [system] 'A'=end_of_file
^  Call: (208) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1333146)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1368656)
   Call: (210) [system] peek_char((0x55fbb4538270), _1369590)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _1368656=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (209) [user] classify_and_convert_charseq(['A'], _1333146)
^  Call: (210) [user] classify_and_convert_charseq_(['A'], _1378874)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_1379826, _1379828), once(user:catch(read_from_chars(['A'], _1378874), _1379808, fail)), '$restore_trace'(_1379826, _1379828))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_1379826, _1379828))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1378874), _1379808, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(_1378874)
   Fail: (211) [system] atomic(_1378874)
   Call: (211) [system] atom_chars(_1378874, ['A'])
   Exit: (211) [system] atom_chars('A', ['A'])
^  Exit: (210) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (210) [system] integer('A')
   Fail: (210) [system] integer('A')
   Call: (210) [system] _1333146='A'
   Exit: (210) [system] 'A'='A'
^  Exit: (209) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (208) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (207) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _1393824)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1395682)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
   Call: (209) [system] ' '=(/)
   Fail: (209) [system] ' '=(/)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55fbb4538270), _1405276)
   Exit: (209) [system] get_char((0x55fbb4538270), ' ')
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1407980)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'B')
   Call: (210) [system] 'B'=(;)
   Fail: (210) [system] 'B'=(;)
   Call: (210) [system] 'B'=(/)
   Fail: (210) [system] 'B'=(/)
^  Call: (210) [user] is_like_space('B')
   Call: (211) [system] char_type('B', 'white')
   Fail: (211) [system] char_type('B', 'white')
   Call: (211) [system] char_type('B', end_of_line)
   Fail: (211) [system] char_type('B', end_of_line)
   Call: (211) [system] char_type('B', space)
   Fail: (211) [system] char_type('B', space)
   Call: (211) [system] char_type('B', cntrl)
   Fail: (211) [system] char_type('B', cntrl)
^  Fail: (210) [user] is_like_space('B')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1424914)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'B')
   Call: (208) [system] 'B'=')'
   Fail: (208) [system] 'B'=')'
   Call: (208) [system] 'B'=end_of_file
   Fail: (208) [system] 'B'=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55fbb4538270), _1430484)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1432342)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'B')
   Call: (210) [system] 'B'=(;)
   Fail: (210) [system] 'B'=(;)
   Call: (210) [system] 'B'=(/)
   Fail: (210) [system] 'B'=(/)
^  Call: (210) [user] is_like_space('B')
   Call: (211) [system] char_type('B', 'white')
   Fail: (211) [system] char_type('B', 'white')
   Call: (211) [system] char_type('B', end_of_line)
   Fail: (211) [system] char_type('B', end_of_line)
   Call: (211) [system] char_type('B', space)
   Fail: (211) [system] char_type('B', space)
   Call: (211) [system] char_type('B', cntrl)
   Fail: (211) [system] char_type('B', cntrl)
^  Fail: (210) [user] is_like_space('B')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] get_char((0x55fbb4538270), _1448352)
   Exit: (209) [system] get_char((0x55fbb4538270), 'B')
   Call: (209) [system] 'B'='('
   Fail: (209) [system] 'B'='('
   Call: (209) [system] 'B'='['
   Fail: (209) [system] 'B'='['
   Call: (209) [system] 'B'='{'
   Fail: (209) [system] 'B'='{'
   Call: (209) [system] 'B'='"'
   Fail: (209) [system] 'B'='"'
   Call: (209) [system] 'B'=!
   Fail: (209) [system] 'B'=!
   Call: (209) [system] 'B'='\''
   Fail: (209) [system] 'B'='\''
   Call: (209) [system] 'B'='`'
   Fail: (209) [system] 'B'='`'
   Call: (209) [system] 'B'=end_of_file
   Fail: (209) [system] 'B'=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55fbb4538270), 'B', _1430484)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1465994)
   Call: (211) [system] peek_char((0x55fbb4538270), _1466928)
   Exit: (211) [system] peek_char((0x55fbb4538270), ')')
^  Call: (211) [user] is_delimiter(')')
   Call: (212) [system] char_type(')', space)
   Fail: (212) [system] char_type(')', space)
   Call: (212) [system] arg(_1471648, v('(', ')', end_of_file), ')')
   Exit: (212) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (211) [user] is_delimiter(')')
   Call: (211) [system] _1465994=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (210) [user] classify_and_convert_charseq(['B'], _1430484)
^  Call: (211) [user] classify_and_convert_charseq_(['B'], _1478084)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_1479036, _1479038), once(user:catch(read_from_chars(['B'], _1478084), _1479018, fail)), '$restore_trace'(_1479036, _1479038))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_1479036, _1479038))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1478084), _1479018, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(_1478084)
   Fail: (212) [system] atomic(_1478084)
   Call: (212) [system] atom_chars(_1478084, ['B'])
   Exit: (212) [system] atom_chars('B', ['B'])
^  Exit: (211) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (211) [system] integer('B')
   Fail: (211) [system] integer('B')
   Call: (211) [system] _1430484='B'
   Exit: (211) [system] 'B'='B'
^  Exit: (210) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (209) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (208) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _1493034)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1494892)
   Exit: (210) [system] peek_char((0x55fbb4538270), ')')
   Call: (210) [system] ')'=(;)
   Fail: (210) [system] ')'=(;)
   Call: (210) [system] ')'=(/)
   Fail: (210) [system] ')'=(/)
^  Call: (210) [user] is_like_space(')')
   Call: (211) [system] char_type(')', 'white')
   Fail: (211) [system] char_type(')', 'white')
   Call: (211) [system] char_type(')', end_of_line)
   Fail: (211) [system] char_type(')', end_of_line)
   Call: (211) [system] char_type(')', space)
   Fail: (211) [system] char_type(')', space)
   Call: (211) [system] char_type(')', cntrl)
   Fail: (211) [system] char_type(')', cntrl)
^  Fail: (210) [user] is_like_space(')')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1510902)
   Exit: (209) [system] peek_char((0x55fbb4538270), ')')
   Call: (209) [system] ')'=')'
   Exit: (209) [system] ')'=')'
   Call: (209) [system] get_char((0x55fbb4538270), _1514692)
   Exit: (209) [system] get_char((0x55fbb4538270), ')')
   Call: (209) [system] _1493034=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), [])
   Call: (208) [system] _1393824=['B']
   Exit: (208) [system] ['B']=['B']
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (207) [system] _1296486=['A', 'B']
   Exit: (207) [system] ['A', 'B']=['A', 'B']
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), ['A', 'B'])
   Call: (206) [system] _1090410=['AndLink', 'A', 'B']
   Exit: (206) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (205) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Exit: (204) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Call: (204) [user] read_list(')', (0x55fbb4538270), _1528574)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1530432)
   Exit: (206) [system] peek_char((0x55fbb4538270), ' ')
   Call: (206) [system] ' '=(;)
   Fail: (206) [system] ' '=(;)
   Call: (206) [system] ' '=(/)
   Fail: (206) [system] ' '=(/)
^  Call: (206) [user] is_like_space(' ')
   Call: (207) [system] char_type(' ', 'white')
   Exit: (207) [system] char_type(' ', 'white')
^  Exit: (206) [user] is_like_space(' ')
   Call: (206) [system] get_char((0x55fbb4538270), _1540026)
   Exit: (206) [system] get_char((0x55fbb4538270), ' ')
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1542730)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'C')
   Call: (207) [system] 'C'=(;)
   Fail: (207) [system] 'C'=(;)
   Call: (207) [system] 'C'=(/)
   Fail: (207) [system] 'C'=(/)
^  Call: (207) [user] is_like_space('C')
   Call: (208) [system] char_type('C', 'white')
   Fail: (208) [system] char_type('C', 'white')
   Call: (208) [system] char_type('C', end_of_line)
   Fail: (208) [system] char_type('C', end_of_line)
   Call: (208) [system] char_type('C', space)
   Fail: (208) [system] char_type('C', space)
   Call: (208) [system] char_type('C', cntrl)
   Fail: (208) [system] char_type('C', cntrl)
^  Fail: (207) [user] is_like_space('C')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1559664)
   Exit: (205) [system] peek_char((0x55fbb4538270), 'C')
   Call: (205) [system] 'C'=')'
   Fail: (205) [system] 'C'=')'
   Call: (205) [system] 'C'=end_of_file
   Fail: (205) [system] 'C'=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55fbb4538270), _1565234)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1567092)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'C')
   Call: (207) [system] 'C'=(;)
   Fail: (207) [system] 'C'=(;)
   Call: (207) [system] 'C'=(/)
   Fail: (207) [system] 'C'=(/)
^  Call: (207) [user] is_like_space('C')
   Call: (208) [system] char_type('C', 'white')
   Fail: (208) [system] char_type('C', 'white')
   Call: (208) [system] char_type('C', end_of_line)
   Fail: (208) [system] char_type('C', end_of_line)
   Call: (208) [system] char_type('C', space)
   Fail: (208) [system] char_type('C', space)
   Call: (208) [system] char_type('C', cntrl)
   Fail: (208) [system] char_type('C', cntrl)
^  Fail: (207) [user] is_like_space('C')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] get_char((0x55fbb4538270), _1583102)
   Exit: (206) [system] get_char((0x55fbb4538270), 'C')
   Call: (206) [system] 'C'='('
   Fail: (206) [system] 'C'='('
   Call: (206) [system] 'C'='['
   Fail: (206) [system] 'C'='['
   Call: (206) [system] 'C'='{'
   Fail: (206) [system] 'C'='{'
   Call: (206) [system] 'C'='"'
   Fail: (206) [system] 'C'='"'
   Call: (206) [system] 'C'=!
   Fail: (206) [system] 'C'=!
   Call: (206) [system] 'C'='\''
   Fail: (206) [system] 'C'='\''
   Call: (206) [system] 'C'='`'
   Fail: (206) [system] 'C'='`'
   Call: (206) [system] 'C'=end_of_file
   Fail: (206) [system] 'C'=end_of_file
^  Call: (206) [user] read_symbolic(')', (0x55fbb4538270), 'C', _1565234)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1600744)
   Call: (208) [system] peek_char((0x55fbb4538270), _1601678)
   Exit: (208) [system] peek_char((0x55fbb4538270), ')')
^  Call: (208) [user] is_delimiter(')')
   Call: (209) [system] char_type(')', space)
   Fail: (209) [system] char_type(')', space)
   Call: (209) [system] arg(_1606398, v('(', ')', end_of_file), ')')
   Exit: (209) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (208) [user] is_delimiter(')')
   Call: (208) [system] _1600744=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (207) [user] classify_and_convert_charseq(['C'], _1565234)
^  Call: (208) [user] classify_and_convert_charseq_(['C'], _1612834)
^  Call: (210) [system] setup_call_cleanup('$notrace'(_1613786, _1613788), once(user:catch(read_from_chars(['C'], _1612834), _1613768, fail)), '$restore_trace'(_1613786, _1613788))
^  Call: (211) [system] sig_atomic(system:'$notrace'(_1613786, _1613788))
^  Exit: (210) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1612834), _1613768, fail)), system:'$restore_trace'(3, -1))
   Call: (209) [system] atomic(_1612834)
   Fail: (209) [system] atomic(_1612834)
   Call: (209) [system] atom_chars(_1612834, ['C'])
   Exit: (209) [system] atom_chars('C', ['C'])
^  Exit: (208) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (208) [system] integer('C')
   Fail: (208) [system] integer('C')
   Call: (208) [system] _1565234='C'
   Exit: (208) [system] 'C'='C'
^  Exit: (207) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (206) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (205) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (205) [user] read_list(')', (0x55fbb4538270), _1627784)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1629642)
   Exit: (207) [system] peek_char((0x55fbb4538270), ')')
   Call: (207) [system] ')'=(;)
   Fail: (207) [system] ')'=(;)
   Call: (207) [system] ')'=(/)
   Fail: (207) [system] ')'=(/)
^  Call: (207) [user] is_like_space(')')
   Call: (208) [system] char_type(')', 'white')
   Fail: (208) [system] char_type(')', 'white')
   Call: (208) [system] char_type(')', end_of_line)
   Fail: (208) [system] char_type(')', end_of_line)
   Call: (208) [system] char_type(')', space)
   Fail: (208) [system] char_type(')', space)
   Call: (208) [system] char_type(')', cntrl)
   Fail: (208) [system] char_type(')', cntrl)
^  Fail: (207) [user] is_like_space(')')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1645652)
   Exit: (206) [system] peek_char((0x55fbb4538270), ')')
   Call: (206) [system] ')'=')'
   Exit: (206) [system] ')'=')'
   Call: (206) [system] get_char((0x55fbb4538270), _1649442)
   Exit: (206) [system] get_char((0x55fbb4538270), ')')
   Call: (206) [system] _1627784=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_list(')', (0x55fbb4538270), [])
   Call: (205) [system] _1528574=['C']
   Exit: (205) [system] ['C']=['C']
^  Exit: (204) [user] read_list(')', (0x55fbb4538270), ['C'])
   Call: (204) [system] _1053750=[['AndLink', 'A', 'B'], 'C']
   Exit: (204) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (203) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'A', 'B'], 'C'])
   Call: (203) [system] _780754=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (203) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _1663324)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1665182)
   Exit: (203) [system] peek_char((0x55fbb4538270), ')')
   Call: (203) [system] ')'=(;)
   Fail: (203) [system] ')'=(;)
   Call: (203) [system] ')'=(/)
   Fail: (203) [system] ')'=(/)
^  Call: (203) [user] is_like_space(')')
   Call: (204) [system] char_type(')', 'white')
   Fail: (204) [system] char_type(')', 'white')
   Call: (204) [system] char_type(')', end_of_line)
   Fail: (204) [system] char_type(')', end_of_line)
   Call: (204) [system] char_type(')', space)
   Fail: (204) [system] char_type(')', space)
   Call: (204) [system] char_type(')', cntrl)
   Fail: (204) [system] char_type(')', cntrl)
^  Fail: (203) [user] is_like_space(')')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1681192)
   Exit: (202) [system] peek_char((0x55fbb4538270), ')')
   Call: (202) [system] ')'=')'
   Exit: (202) [system] ')'=')'
   Call: (202) [system] get_char((0x55fbb4538270), _1684982)
   Exit: (202) [system] get_char((0x55fbb4538270), ')')
   Call: (202) [system] _1663324=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [])
   Call: (201) [system] _744094=[['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (201) [system] [['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (200) [system] _3664=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (200) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (199) [system] _3656=['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (199) [system] ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]=['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _1698864)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1700722)
   Exit: (199) [system] peek_char((0x55fbb4538270), ')')
   Call: (199) [system] ')'=(;)
   Fail: (199) [system] ')'=(;)
   Call: (199) [system] ')'=(/)
   Fail: (199) [system] ')'=(/)
^  Call: (199) [user] is_like_space(')')
   Call: (200) [system] char_type(')', 'white')
   Fail: (200) [system] char_type(')', 'white')
   Call: (200) [system] char_type(')', end_of_line)
   Fail: (200) [system] char_type(')', end_of_line)
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] char_type(')', cntrl)
   Fail: (200) [system] char_type(')', cntrl)
^  Fail: (199) [user] is_like_space(')')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1716732)
   Exit: (198) [system] peek_char((0x55fbb4538270), ')')
   Call: (198) [system] ')'=')'
   Exit: (198) [system] ')'=')'
   Call: (198) [system] get_char((0x55fbb4538270), _1720522)
   Exit: (198) [system] get_char((0x55fbb4538270), ')')
   Call: (198) [system] _1698864=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [])
   Call: (197) [system] _3652=[['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (197) [system] [['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (196) [system] _3628=[['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (196) [system] [['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (195) [system] _3620=[:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (195) [system] [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _1734404)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1736262)
   Exit: (195) [system] peek_char((0x55fbb4538270), '\n')
   Call: (195) [system] '\n'=(;)
   Fail: (195) [system] '\n'=(;)
   Call: (195) [system] '\n'=(/)
   Fail: (195) [system] '\n'=(/)
^  Call: (195) [user] is_like_space('\n')
   Call: (196) [system] char_type('\n', 'white')
   Fail: (196) [system] char_type('\n', 'white')
   Call: (196) [system] char_type('\n', end_of_line)
   Exit: (196) [system] char_type('\n', end_of_line)
^  Exit: (195) [user] is_like_space('\n')
   Call: (195) [system] get_char((0x55fbb4538270), _1747712)
   Exit: (195) [system] get_char((0x55fbb4538270), '\n')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1750416)
   Exit: (196) [system] peek_char((0x55fbb4538270), '\t')
   Call: (196) [system] '\t'=(;)
   Fail: (196) [system] '\t'=(;)
   Call: (196) [system] '\t'=(/)
   Fail: (196) [system] '\t'=(/)
^  Call: (196) [user] is_like_space('\t')
   Call: (197) [system] char_type('\t', 'white')
   Exit: (197) [system] char_type('\t', 'white')
^  Exit: (196) [user] is_like_space('\t')
   Call: (196) [system] get_char((0x55fbb4538270), _1760010)
   Exit: (196) [system] get_char((0x55fbb4538270), '\t')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1762714)
   Exit: (197) [system] peek_char((0x55fbb4538270), '\t')
   Call: (197) [system] '\t'=(;)
   Fail: (197) [system] '\t'=(;)
   Call: (197) [system] '\t'=(/)
   Fail: (197) [system] '\t'=(/)
^  Call: (197) [user] is_like_space('\t')
   Call: (198) [system] char_type('\t', 'white')
   Exit: (198) [system] char_type('\t', 'white')
^  Exit: (197) [user] is_like_space('\t')
   Call: (197) [system] get_char((0x55fbb4538270), _1772308)
   Exit: (197) [system] get_char((0x55fbb4538270), '\t')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1775012)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _1784606)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1787310)
   Exit: (199) [system] peek_char((0x55fbb4538270), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
   Call: (199) [system] '('=(/)
   Fail: (199) [system] '('=(/)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1807016)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=')'
   Fail: (194) [system] '('=')'
   Call: (194) [system] '('=end_of_file
   Fail: (194) [system] '('=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _1812586)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1814444)
   Exit: (196) [system] peek_char((0x55fbb4538270), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
   Call: (196) [system] '('=(/)
   Fail: (196) [system] '('=(/)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _1830454)
   Exit: (195) [system] get_char((0x55fbb4538270), '(')
   Call: (195) [system] '('='('
   Exit: (195) [system] '('='('
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _1812586)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1836024)
   Exit: (197) [system] peek_char((0x55fbb4538270), :)
   Call: (197) [system] (:)=(;)
   Fail: (197) [system] (:)=(;)
   Call: (197) [system] (:)=(/)
   Fail: (197) [system] (:)=(/)
^  Call: (197) [user] is_like_space(:)
   Call: (198) [system] char_type(:, 'white')
   Fail: (198) [system] char_type(:, 'white')
   Call: (198) [system] char_type(:, end_of_line)
   Fail: (198) [system] char_type(:, end_of_line)
   Call: (198) [system] char_type(:, space)
   Fail: (198) [system] char_type(:, space)
   Call: (198) [system] char_type(:, cntrl)
   Fail: (198) [system] char_type(:, cntrl)
^  Fail: (197) [user] is_like_space(:)
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1852034)
   Exit: (196) [system] peek_char((0x55fbb4538270), :)
   Call: (196) [system] (:)=')'
   Fail: (196) [system] (:)=')'
   Call: (196) [system] (:)=end_of_file
   Fail: (196) [system] (:)=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55fbb4538270), _1857604)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1859462)
   Exit: (198) [system] peek_char((0x55fbb4538270), :)
   Call: (198) [system] (:)=(;)
   Fail: (198) [system] (:)=(;)
   Call: (198) [system] (:)=(/)
   Fail: (198) [system] (:)=(/)
^  Call: (198) [user] is_like_space(:)
   Call: (199) [system] char_type(:, 'white')
   Fail: (199) [system] char_type(:, 'white')
   Call: (199) [system] char_type(:, end_of_line)
   Fail: (199) [system] char_type(:, end_of_line)
   Call: (199) [system] char_type(:, space)
   Fail: (199) [system] char_type(:, space)
   Call: (199) [system] char_type(:, cntrl)
   Fail: (199) [system] char_type(:, cntrl)
^  Fail: (198) [user] is_like_space(:)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] get_char((0x55fbb4538270), _1875472)
   Exit: (197) [system] get_char((0x55fbb4538270), :)
   Call: (197) [system] (:)='('
   Fail: (197) [system] (:)='('
   Call: (197) [system] (:)='['
   Fail: (197) [system] (:)='['
   Call: (197) [system] (:)='{'
   Fail: (197) [system] (:)='{'
   Call: (197) [system] (:)='"'
   Fail: (197) [system] (:)='"'
   Call: (197) [system] (:)=!
   Fail: (197) [system] (:)=!
   Call: (197) [system] (:)='\''
   Fail: (197) [system] (:)='\''
   Call: (197) [system] (:)='`'
   Fail: (197) [system] (:)='`'
   Call: (197) [system] (:)=end_of_file
   Fail: (197) [system] (:)=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55fbb4538270), :, _1857604)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _1893114)
   Call: (199) [system] peek_char((0x55fbb4538270), _1894048)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (199) [user] is_delimiter(' ')
   Call: (200) [system] char_type(' ', space)
   Exit: (200) [system] char_type(' ', space)
^  Exit: (199) [user] is_delimiter(' ')
   Call: (199) [system] _1893114=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (198) [user] classify_and_convert_charseq([:], _1857604)
^  Call: (199) [user] classify_and_convert_charseq_([:], _1903332)
^  Call: (201) [system] setup_call_cleanup('$notrace'(_1904284, _1904286), once(user:catch(read_from_chars([:], _1903332), _1904266, fail)), '$restore_trace'(_1904284, _1904286))
^  Call: (202) [system] sig_atomic(system:'$notrace'(_1904284, _1904286))
^  Exit: (201) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1904266, fail)), system:'$restore_trace'(3, -1))
   Call: (200) [system] atomic(:)
   Exit: (200) [system] atomic(:)
^  Exit: (199) [user] classify_and_convert_charseq_([:], :)
   Call: (199) [system] integer(:)
   Fail: (199) [system] integer(:)
   Call: (199) [system] _1857604=(:)
   Exit: (199) [system] (:)=(:)
^  Exit: (198) [user] classify_and_convert_charseq([:], :)
^  Exit: (197) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (196) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _1916412)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1918270)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _1927864)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1930568)
   Exit: (199) [system] peek_char((0x55fbb4538270), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
   Call: (199) [system] '('=(/)
   Fail: (199) [system] '('=(/)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1947502)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=')'
   Fail: (197) [system] '('=')'
   Call: (197) [system] '('=end_of_file
   Fail: (197) [system] '('=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _1953072)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1954930)
   Exit: (199) [system] peek_char((0x55fbb4538270), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
   Call: (199) [system] '('=(/)
   Fail: (199) [system] '('=(/)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _1970940)
   Exit: (198) [system] get_char((0x55fbb4538270), '(')
   Call: (198) [system] '('='('
   Exit: (198) [system] '('='('
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _1953072)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1976510)
   Exit: (200) [system] peek_char((0x55fbb4538270), 'C')
   Call: (200) [system] 'C'=(;)
   Fail: (200) [system] 'C'=(;)
   Call: (200) [system] 'C'=(/)
   Fail: (200) [system] 'C'=(/)
^  Call: (200) [user] is_like_space('C')
   Call: (201) [system] char_type('C', 'white')
   Fail: (201) [system] char_type('C', 'white')
   Call: (201) [system] char_type('C', end_of_line)
   Fail: (201) [system] char_type('C', end_of_line)
   Call: (201) [system] char_type('C', space)
   Fail: (201) [system] char_type('C', space)
   Call: (201) [system] char_type('C', cntrl)
   Fail: (201) [system] char_type('C', cntrl)
^  Fail: (200) [user] is_like_space('C')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1992520)
   Exit: (199) [system] peek_char((0x55fbb4538270), 'C')
   Call: (199) [system] 'C'=')'
   Fail: (199) [system] 'C'=')'
   Call: (199) [system] 'C'=end_of_file
   Fail: (199) [system] 'C'=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _1998090)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1999948)
   Exit: (201) [system] peek_char((0x55fbb4538270), 'C')
   Call: (201) [system] 'C'=(;)
   Fail: (201) [system] 'C'=(;)
   Call: (201) [system] 'C'=(/)
   Fail: (201) [system] 'C'=(/)
^  Call: (201) [user] is_like_space('C')
   Call: (202) [system] char_type('C', 'white')
   Fail: (202) [system] char_type('C', 'white')
   Call: (202) [system] char_type('C', end_of_line)
   Fail: (202) [system] char_type('C', end_of_line)
   Call: (202) [system] char_type('C', space)
   Fail: (202) [system] char_type('C', space)
   Call: (202) [system] char_type('C', cntrl)
   Fail: (202) [system] char_type('C', cntrl)
^  Fail: (201) [user] is_like_space('C')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _2015958)
   Exit: (200) [system] get_char((0x55fbb4538270), 'C')
   Call: (200) [system] 'C'='('
   Fail: (200) [system] 'C'='('
   Call: (200) [system] 'C'='['
   Fail: (200) [system] 'C'='['
   Call: (200) [system] 'C'='{'
   Fail: (200) [system] 'C'='{'
   Call: (200) [system] 'C'='"'
   Fail: (200) [system] 'C'='"'
   Call: (200) [system] 'C'=!
   Fail: (200) [system] 'C'=!
   Call: (200) [system] 'C'='\''
   Fail: (200) [system] 'C'='\''
   Call: (200) [system] 'C'='`'
   Fail: (200) [system] 'C'='`'
   Call: (200) [system] 'C'=end_of_file
   Fail: (200) [system] 'C'=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55fbb4538270), 'C', _1998090)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _2033600)
   Call: (202) [system] peek_char((0x55fbb4538270), _2034534)
   Exit: (202) [system] peek_char((0x55fbb4538270), o)
^  Call: (202) [user] is_delimiter(o)
   Call: (203) [system] char_type(o, space)
   Fail: (203) [system] char_type(o, space)
   Call: (203) [system] arg(_2039254, v('(', ')', end_of_file), o)
   Fail: (203) [system] arg(_2040186, v('(', ')', end_of_file), o)
^  Fail: (202) [user] is_delimiter(o)
   Call: (202) [system] ')'==o
   Fail: (202) [system] ')'==o
   Call: (202) [system] get_char((0x55fbb4538270), o)
   Exit: (202) [system] get_char((0x55fbb4538270), o)
   Call: (202) [system] o=(\)
   Fail: (202) [system] o=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _2047536)
   Call: (203) [system] peek_char((0x55fbb4538270), _2048470)
   Exit: (203) [system] peek_char((0x55fbb4538270), n)
^  Call: (203) [user] is_delimiter(n)
   Call: (204) [system] char_type(n, space)
   Fail: (204) [system] char_type(n, space)
   Call: (204) [system] arg(_2053190, v('(', ')', end_of_file), n)
   Fail: (204) [system] arg(_2054122, v('(', ')', end_of_file), n)
^  Fail: (203) [user] is_delimiter(n)
   Call: (203) [system] ')'==n
   Fail: (203) [system] ')'==n
   Call: (203) [system] get_char((0x55fbb4538270), n)
   Exit: (203) [system] get_char((0x55fbb4538270), n)
   Call: (203) [system] n=(\)
   Fail: (203) [system] n=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _2061472)
   Call: (204) [system] peek_char((0x55fbb4538270), _2062406)
   Exit: (204) [system] peek_char((0x55fbb4538270), j)
^  Call: (204) [user] is_delimiter(j)
   Call: (205) [system] char_type(j, space)
   Fail: (205) [system] char_type(j, space)
   Call: (205) [system] arg(_2067126, v('(', ')', end_of_file), j)
   Fail: (205) [system] arg(_2068058, v('(', ')', end_of_file), j)
^  Fail: (204) [user] is_delimiter(j)
   Call: (204) [system] ')'==j
   Fail: (204) [system] ')'==j
   Call: (204) [system] get_char((0x55fbb4538270), j)
   Exit: (204) [system] get_char((0x55fbb4538270), j)
   Call: (204) [system] j=(\)
   Fail: (204) [system] j=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _2075408)
   Call: (205) [system] peek_char((0x55fbb4538270), _2076342)
   Exit: (205) [system] peek_char((0x55fbb4538270), u)
^  Call: (205) [user] is_delimiter(u)
   Call: (206) [system] char_type(u, space)
   Fail: (206) [system] char_type(u, space)
   Call: (206) [system] arg(_2081062, v('(', ')', end_of_file), u)
   Fail: (206) [system] arg(_2081994, v('(', ')', end_of_file), u)
^  Fail: (205) [user] is_delimiter(u)
   Call: (205) [system] ')'==u
   Fail: (205) [system] ')'==u
   Call: (205) [system] get_char((0x55fbb4538270), u)
   Exit: (205) [system] get_char((0x55fbb4538270), u)
   Call: (205) [system] u=(\)
   Fail: (205) [system] u=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _2089344)
   Call: (206) [system] peek_char((0x55fbb4538270), _2090278)
   Exit: (206) [system] peek_char((0x55fbb4538270), n)
^  Call: (206) [user] is_delimiter(n)
   Call: (207) [system] char_type(n, space)
   Fail: (207) [system] char_type(n, space)
   Call: (207) [system] arg(_2094998, v('(', ')', end_of_file), n)
   Fail: (207) [system] arg(_2095930, v('(', ')', end_of_file), n)
^  Fail: (206) [user] is_delimiter(n)
   Call: (206) [system] ')'==n
   Fail: (206) [system] ')'==n
   Call: (206) [system] get_char((0x55fbb4538270), n)
   Exit: (206) [system] get_char((0x55fbb4538270), n)
   Call: (206) [system] n=(\)
   Fail: (206) [system] n=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _10230)
   Call: (207) [system] peek_char((0x55fbb4538270), _11164)
   Exit: (207) [system] peek_char((0x55fbb4538270), c)
^  Call: (207) [user] is_delimiter(c)
   Call: (208) [system] char_type(c, space)
   Fail: (208) [system] char_type(c, space)
   Call: (208) [system] arg(_15884, v('(', ')', end_of_file), c)
   Fail: (208) [system] arg(_16816, v('(', ')', end_of_file), c)
^  Fail: (207) [user] is_delimiter(c)
   Call: (207) [system] ')'==c
   Fail: (207) [system] ')'==c
   Call: (207) [system] get_char((0x55fbb4538270), c)
   Exit: (207) [system] get_char((0x55fbb4538270), c)
   Call: (207) [system] c=(\)
   Fail: (207) [system] c=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _24166)
   Call: (208) [system] peek_char((0x55fbb4538270), _25100)
   Exit: (208) [system] peek_char((0x55fbb4538270), t)
^  Call: (208) [user] is_delimiter(t)
   Call: (209) [system] char_type(t, space)
   Fail: (209) [system] char_type(t, space)
   Call: (209) [system] arg(_29820, v('(', ')', end_of_file), t)
   Fail: (209) [system] arg(_30752, v('(', ')', end_of_file), t)
^  Fail: (208) [user] is_delimiter(t)
   Call: (208) [system] ')'==t
   Fail: (208) [system] ')'==t
   Call: (208) [system] get_char((0x55fbb4538270), t)
   Exit: (208) [system] get_char((0x55fbb4538270), t)
   Call: (208) [system] t=(\)
   Fail: (208) [system] t=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _38102)
   Call: (209) [system] peek_char((0x55fbb4538270), _39036)
   Exit: (209) [system] peek_char((0x55fbb4538270), i)
^  Call: (209) [user] is_delimiter(i)
   Call: (210) [system] char_type(i, space)
   Fail: (210) [system] char_type(i, space)
   Call: (210) [system] arg(_43756, v('(', ')', end_of_file), i)
   Fail: (210) [system] arg(_44688, v('(', ')', end_of_file), i)
^  Fail: (209) [user] is_delimiter(i)
   Call: (209) [system] ')'==i
   Fail: (209) [system] ')'==i
   Call: (209) [system] get_char((0x55fbb4538270), i)
   Exit: (209) [system] get_char((0x55fbb4538270), i)
   Call: (209) [system] i=(\)
   Fail: (209) [system] i=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _52038)
   Call: (210) [system] peek_char((0x55fbb4538270), _52972)
   Exit: (210) [system] peek_char((0x55fbb4538270), o)
^  Call: (210) [user] is_delimiter(o)
   Call: (211) [system] char_type(o, space)
   Fail: (211) [system] char_type(o, space)
   Call: (211) [system] arg(_57692, v('(', ')', end_of_file), o)
   Fail: (211) [system] arg(_58624, v('(', ')', end_of_file), o)
^  Fail: (210) [user] is_delimiter(o)
   Call: (210) [system] ')'==o
   Fail: (210) [system] ')'==o
   Call: (210) [system] get_char((0x55fbb4538270), o)
   Exit: (210) [system] get_char((0x55fbb4538270), o)
   Call: (210) [system] o=(\)
   Fail: (210) [system] o=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _65974)
   Call: (211) [system] peek_char((0x55fbb4538270), _66908)
   Exit: (211) [system] peek_char((0x55fbb4538270), n)
^  Call: (211) [user] is_delimiter(n)
   Call: (212) [system] char_type(n, space)
   Fail: (212) [system] char_type(n, space)
   Call: (212) [system] arg(_71628, v('(', ')', end_of_file), n)
   Fail: (212) [system] arg(_72560, v('(', ')', end_of_file), n)
^  Fail: (211) [user] is_delimiter(n)
   Call: (211) [system] ')'==n
   Fail: (211) [system] ')'==n
   Call: (211) [system] get_char((0x55fbb4538270), n)
   Exit: (211) [system] get_char((0x55fbb4538270), n)
   Call: (211) [system] n=(\)
   Fail: (211) [system] n=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _79910)
   Call: (212) [system] peek_char((0x55fbb4538270), _80844)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (212) [user] is_delimiter('I')
   Call: (213) [system] char_type('I', space)
   Fail: (213) [system] char_type('I', space)
   Call: (213) [system] arg(_85564, v('(', ')', end_of_file), 'I')
   Fail: (213) [system] arg(_86496, v('(', ')', end_of_file), 'I')
^  Fail: (212) [user] is_delimiter('I')
   Call: (212) [system] ')'=='I'
   Fail: (212) [system] ')'=='I'
   Call: (212) [system] get_char((0x55fbb4538270), 'I')
   Exit: (212) [system] get_char((0x55fbb4538270), 'I')
   Call: (212) [system] 'I'=(\)
   Fail: (212) [system] 'I'=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _93846)
   Call: (213) [system] peek_char((0x55fbb4538270), _94780)
   Exit: (213) [system] peek_char((0x55fbb4538270), n)
^  Call: (213) [user] is_delimiter(n)
   Call: (214) [system] char_type(n, space)
   Fail: (214) [system] char_type(n, space)
   Call: (214) [system] arg(_99500, v('(', ')', end_of_file), n)
   Fail: (214) [system] arg(_100432, v('(', ')', end_of_file), n)
^  Fail: (213) [user] is_delimiter(n)
   Call: (213) [system] ')'==n
   Fail: (213) [system] ')'==n
   Call: (213) [system] get_char((0x55fbb4538270), n)
   Exit: (213) [system] get_char((0x55fbb4538270), n)
   Call: (213) [system] n=(\)
   Fail: (213) [system] n=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _107782)
   Call: (214) [system] peek_char((0x55fbb4538270), _108716)
   Exit: (214) [system] peek_char((0x55fbb4538270), t)
^  Call: (214) [user] is_delimiter(t)
   Call: (215) [system] char_type(t, space)
   Fail: (215) [system] char_type(t, space)
   Call: (215) [system] arg(_113436, v('(', ')', end_of_file), t)
   Fail: (215) [system] arg(_114368, v('(', ')', end_of_file), t)
^  Fail: (214) [user] is_delimiter(t)
   Call: (214) [system] ')'==t
   Fail: (214) [system] ')'==t
   Call: (214) [system] get_char((0x55fbb4538270), t)
   Exit: (214) [system] get_char((0x55fbb4538270), t)
   Call: (214) [system] t=(\)
   Fail: (214) [system] t=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _121718)
   Call: (215) [system] peek_char((0x55fbb4538270), _122652)
   Exit: (215) [system] peek_char((0x55fbb4538270), r)
^  Call: (215) [user] is_delimiter(r)
   Call: (216) [system] char_type(r, space)
   Fail: (216) [system] char_type(r, space)
   Call: (216) [system] arg(_127372, v('(', ')', end_of_file), r)
   Fail: (216) [system] arg(_128304, v('(', ')', end_of_file), r)
^  Fail: (215) [user] is_delimiter(r)
   Call: (215) [system] ')'==r
   Fail: (215) [system] ')'==r
   Call: (215) [system] get_char((0x55fbb4538270), r)
   Exit: (215) [system] get_char((0x55fbb4538270), r)
   Call: (215) [system] r=(\)
   Fail: (215) [system] r=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _135654)
   Call: (216) [system] peek_char((0x55fbb4538270), _136588)
   Exit: (216) [system] peek_char((0x55fbb4538270), o)
^  Call: (216) [user] is_delimiter(o)
   Call: (217) [system] char_type(o, space)
   Fail: (217) [system] char_type(o, space)
   Call: (217) [system] arg(_141308, v('(', ')', end_of_file), o)
   Fail: (217) [system] arg(_142240, v('(', ')', end_of_file), o)
^  Fail: (216) [user] is_delimiter(o)
   Call: (216) [system] ')'==o
   Fail: (216) [system] ')'==o
   Call: (216) [system] get_char((0x55fbb4538270), o)
   Exit: (216) [system] get_char((0x55fbb4538270), o)
   Call: (216) [system] o=(\)
   Fail: (216) [system] o=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _149590)
   Call: (217) [system] peek_char((0x55fbb4538270), _150524)
   Exit: (217) [system] peek_char((0x55fbb4538270), d)
^  Call: (217) [user] is_delimiter(d)
   Call: (218) [system] char_type(d, space)
   Fail: (218) [system] char_type(d, space)
   Call: (218) [system] arg(_155244, v('(', ')', end_of_file), d)
   Fail: (218) [system] arg(_156176, v('(', ')', end_of_file), d)
^  Fail: (217) [user] is_delimiter(d)
   Call: (217) [system] ')'==d
   Fail: (217) [system] ')'==d
   Call: (217) [system] get_char((0x55fbb4538270), d)
   Exit: (217) [system] get_char((0x55fbb4538270), d)
   Call: (217) [system] d=(\)
   Fail: (217) [system] d=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _163526)
   Call: (218) [system] peek_char((0x55fbb4538270), _164460)
   Exit: (218) [system] peek_char((0x55fbb4538270), u)
^  Call: (218) [user] is_delimiter(u)
   Call: (219) [system] char_type(u, space)
   Fail: (219) [system] char_type(u, space)
   Call: (219) [system] arg(_169180, v('(', ')', end_of_file), u)
   Fail: (219) [system] arg(_170112, v('(', ')', end_of_file), u)
^  Fail: (218) [user] is_delimiter(u)
   Call: (218) [system] ')'==u
   Fail: (218) [system] ')'==u
   Call: (218) [system] get_char((0x55fbb4538270), u)
   Exit: (218) [system] get_char((0x55fbb4538270), u)
   Call: (218) [system] u=(\)
   Fail: (218) [system] u=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _177462)
   Call: (219) [system] peek_char((0x55fbb4538270), _178396)
   Exit: (219) [system] peek_char((0x55fbb4538270), c)
^  Call: (219) [user] is_delimiter(c)
   Call: (220) [system] char_type(c, space)
   Fail: (220) [system] char_type(c, space)
   Call: (220) [system] arg(_183116, v('(', ')', end_of_file), c)
   Fail: (220) [system] arg(_184048, v('(', ')', end_of_file), c)
^  Fail: (219) [user] is_delimiter(c)
   Call: (219) [system] ')'==c
   Fail: (219) [system] ')'==c
   Call: (219) [system] get_char((0x55fbb4538270), c)
   Exit: (219) [system] get_char((0x55fbb4538270), c)
   Call: (219) [system] c=(\)
   Fail: (219) [system] c=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _191398)
   Call: (220) [system] peek_char((0x55fbb4538270), _192332)
   Exit: (220) [system] peek_char((0x55fbb4538270), t)
^  Call: (220) [user] is_delimiter(t)
   Call: (221) [system] char_type(t, space)
   Fail: (221) [system] char_type(t, space)
   Call: (221) [system] arg(_197052, v('(', ')', end_of_file), t)
   Fail: (221) [system] arg(_197984, v('(', ')', end_of_file), t)
^  Fail: (220) [user] is_delimiter(t)
   Call: (220) [system] ')'==t
   Fail: (220) [system] ')'==t
   Call: (220) [system] get_char((0x55fbb4538270), t)
   Exit: (220) [system] get_char((0x55fbb4538270), t)
   Call: (220) [system] t=(\)
   Fail: (220) [system] t=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _205334)
   Call: (221) [system] peek_char((0x55fbb4538270), _206268)
   Exit: (221) [system] peek_char((0x55fbb4538270), i)
^  Call: (221) [user] is_delimiter(i)
   Call: (222) [system] char_type(i, space)
   Fail: (222) [system] char_type(i, space)
   Call: (222) [system] arg(_210988, v('(', ')', end_of_file), i)
   Fail: (222) [system] arg(_211920, v('(', ')', end_of_file), i)
^  Fail: (221) [user] is_delimiter(i)
   Call: (221) [system] ')'==i
   Fail: (221) [system] ')'==i
   Call: (221) [system] get_char((0x55fbb4538270), i)
   Exit: (221) [system] get_char((0x55fbb4538270), i)
   Call: (221) [system] i=(\)
   Fail: (221) [system] i=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _219270)
   Call: (222) [system] peek_char((0x55fbb4538270), _220204)
   Exit: (222) [system] peek_char((0x55fbb4538270), o)
^  Call: (222) [user] is_delimiter(o)
   Call: (223) [system] char_type(o, space)
   Fail: (223) [system] char_type(o, space)
   Call: (223) [system] arg(_224924, v('(', ')', end_of_file), o)
   Fail: (223) [system] arg(_225856, v('(', ')', end_of_file), o)
^  Fail: (222) [user] is_delimiter(o)
   Call: (222) [system] ')'==o
   Fail: (222) [system] ')'==o
   Call: (222) [system] get_char((0x55fbb4538270), o)
   Exit: (222) [system] get_char((0x55fbb4538270), o)
   Call: (222) [system] o=(\)
   Fail: (222) [system] o=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _233206)
   Call: (223) [system] peek_char((0x55fbb4538270), _234140)
   Exit: (223) [system] peek_char((0x55fbb4538270), n)
^  Call: (223) [user] is_delimiter(n)
   Call: (224) [system] char_type(n, space)
   Fail: (224) [system] char_type(n, space)
   Call: (224) [system] arg(_238860, v('(', ')', end_of_file), n)
   Fail: (224) [system] arg(_239792, v('(', ')', end_of_file), n)
^  Fail: (223) [user] is_delimiter(n)
   Call: (223) [system] ')'==n
   Fail: (223) [system] ')'==n
   Call: (223) [system] get_char((0x55fbb4538270), n)
   Exit: (223) [system] get_char((0x55fbb4538270), n)
   Call: (223) [system] n=(\)
   Fail: (223) [system] n=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _247142)
   Call: (224) [system] peek_char((0x55fbb4538270), _248076)
   Exit: (224) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (224) [user] is_delimiter(' ')
   Call: (225) [system] char_type(' ', space)
   Exit: (225) [system] char_type(' ', space)
^  Exit: (224) [user] is_delimiter(' ')
   Call: (224) [system] _247142=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (223) [system] _233206=[n]
   Exit: (223) [system] [n]=[n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (222) [system] _219270=[o, n]
   Exit: (222) [system] [o, n]=[o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (221) [system] _205334=[i, o, n]
   Exit: (221) [system] [i, o, n]=[i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (220) [system] _191398=[t, i, o, n]
   Exit: (220) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (219) [system] _177462=[c, t, i, o, n]
   Exit: (219) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (218) [system] _163526=[u, c, t, i, o, n]
   Exit: (218) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (217) [system] _149590=[d, u, c, t, i, o, n]
   Exit: (217) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (216) [system] _135654=[o, d, u, c, t, i, o, n]
   Exit: (216) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (215) [system] _121718=[r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _107782=[t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _93846=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (212) [system] _79910=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (212) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (211) [system] _65974=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (211) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (210) [system] _52038=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (210) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (209) [system] _38102=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (209) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (208) [system] _24166=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (208) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (207) [system] _10230=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (207) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (206) [system] _3790=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (206) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (205) [system] _3786=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (205) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (204) [system] _3782=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (204) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (203) [system] _3778=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (203) [system] [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (202) [system] _3774=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (202) [system] [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (201) [user] classify_and_convert_charseq(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _3770)
^  Call: (202) [user] classify_and_convert_charseq_(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _318828)
^  Call: (204) [system] setup_call_cleanup('$notrace'(_319780, _319782), once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _318828), _319762, fail)), '$restore_trace'(_319780, _319782))
^  Call: (205) [system] sig_atomic(system:'$notrace'(_319780, _319782))
^  Exit: (204) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _318828), _319762, fail)), system:'$restore_trace'(3, -1))
   Call: (203) [system] atomic(_318828)
   Fail: (203) [system] atomic(_318828)
   Call: (203) [system] atom_chars(_318828, ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (203) [system] atom_chars('ConjunctionIntroduction', ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (202) [user] classify_and_convert_charseq_(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
   Call: (202) [system] integer('ConjunctionIntroduction')
   Fail: (202) [system] integer('ConjunctionIntroduction')
   Call: (202) [system] _3770='ConjunctionIntroduction'
   Exit: (202) [system] 'ConjunctionIntroduction'='ConjunctionIntroduction'
^  Exit: (201) [user] classify_and_convert_charseq(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
^  Exit: (200) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'ConjunctionIntroduction')
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), 'ConjunctionIntroduction')
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _333778)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _335636)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _345230)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _347934)
   Exit: (202) [system] peek_char((0x55fbb4538270), a)
   Call: (202) [system] a=(;)
   Fail: (202) [system] a=(;)
   Call: (202) [system] a=(/)
   Fail: (202) [system] a=(/)
^  Call: (202) [user] is_like_space(a)
   Call: (203) [system] char_type(a, 'white')
   Fail: (203) [system] char_type(a, 'white')
   Call: (203) [system] char_type(a, end_of_line)
   Fail: (203) [system] char_type(a, end_of_line)
   Call: (203) [system] char_type(a, space)
   Fail: (203) [system] char_type(a, space)
   Call: (203) [system] char_type(a, cntrl)
   Fail: (203) [system] char_type(a, cntrl)
^  Fail: (202) [user] is_like_space(a)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _364868)
   Exit: (200) [system] peek_char((0x55fbb4538270), a)
   Call: (200) [system] a=')'
   Fail: (200) [system] a=')'
   Call: (200) [system] a=end_of_file
   Fail: (200) [system] a=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _370438)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _372296)
   Exit: (202) [system] peek_char((0x55fbb4538270), a)
   Call: (202) [system] a=(;)
   Fail: (202) [system] a=(;)
   Call: (202) [system] a=(/)
   Fail: (202) [system] a=(/)
^  Call: (202) [user] is_like_space(a)
   Call: (203) [system] char_type(a, 'white')
   Fail: (203) [system] char_type(a, 'white')
   Call: (203) [system] char_type(a, end_of_line)
   Fail: (203) [system] char_type(a, end_of_line)
   Call: (203) [system] char_type(a, space)
   Fail: (203) [system] char_type(a, space)
   Call: (203) [system] char_type(a, cntrl)
   Fail: (203) [system] char_type(a, cntrl)
^  Fail: (202) [user] is_like_space(a)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _388306)
   Exit: (201) [system] get_char((0x55fbb4538270), a)
   Call: (201) [system] a='('
   Fail: (201) [system] a='('
   Call: (201) [system] a='['
   Fail: (201) [system] a='['
   Call: (201) [system] a='{'
   Fail: (201) [system] a='{'
   Call: (201) [system] a='"'
   Fail: (201) [system] a='"'
   Call: (201) [system] a=!
   Fail: (201) [system] a=!
   Call: (201) [system] a='\''
   Fail: (201) [system] a='\''
   Call: (201) [system] a='`'
   Fail: (201) [system] a='`'
   Call: (201) [system] a=end_of_file
   Fail: (201) [system] a=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), a, _370438)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _405948)
   Call: (203) [system] peek_char((0x55fbb4538270), _406882)
   Exit: (203) [system] peek_char((0x55fbb4538270), b)
^  Call: (203) [user] is_delimiter(b)
   Call: (204) [system] char_type(b, space)
   Fail: (204) [system] char_type(b, space)
   Call: (204) [system] arg(_411602, v('(', ')', end_of_file), b)
   Fail: (204) [system] arg(_412534, v('(', ')', end_of_file), b)
^  Fail: (203) [user] is_delimiter(b)
   Call: (203) [system] ')'==b
   Fail: (203) [system] ')'==b
   Call: (203) [system] get_char((0x55fbb4538270), b)
   Exit: (203) [system] get_char((0x55fbb4538270), b)
   Call: (203) [system] b=(\)
   Fail: (203) [system] b=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _419884)
   Call: (204) [system] peek_char((0x55fbb4538270), _420818)
   Exit: (204) [system] peek_char((0x55fbb4538270), c)
^  Call: (204) [user] is_delimiter(c)
   Call: (205) [system] char_type(c, space)
   Fail: (205) [system] char_type(c, space)
   Call: (205) [system] arg(_425538, v('(', ')', end_of_file), c)
   Fail: (205) [system] arg(_426470, v('(', ')', end_of_file), c)
^  Fail: (204) [user] is_delimiter(c)
   Call: (204) [system] ')'==c
   Fail: (204) [system] ')'==c
   Call: (204) [system] get_char((0x55fbb4538270), c)
   Exit: (204) [system] get_char((0x55fbb4538270), c)
   Call: (204) [system] c=(\)
   Fail: (204) [system] c=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _433820)
   Call: (205) [system] peek_char((0x55fbb4538270), _434754)
   Exit: (205) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (205) [user] is_delimiter(' ')
   Call: (206) [system] char_type(' ', space)
   Exit: (206) [system] char_type(' ', space)
^  Exit: (205) [user] is_delimiter(' ')
   Call: (205) [system] _433820=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (204) [system] _419884=[c]
   Exit: (204) [system] [c]=[c]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [c])
   Call: (203) [system] _405948=[b, c]
   Exit: (203) [system] [b, c]=[b, c]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [b, c])
^  Call: (202) [user] classify_and_convert_charseq([a, b, c], _370438)
^  Call: (203) [user] classify_and_convert_charseq_([a, b, c], _449626)
^  Call: (205) [system] setup_call_cleanup('$notrace'(_450578, _450580), once(user:catch(read_from_chars([a, b, c], _449626), _450560, fail)), '$restore_trace'(_450578, _450580))
^  Call: (206) [system] sig_atomic(system:'$notrace'(_450578, _450580))
^  Exit: (205) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _450560, fail)), system:'$restore_trace'(3, -1))
   Call: (204) [system] atomic(abc)
   Exit: (204) [system] atomic(abc)
^  Exit: (203) [user] classify_and_convert_charseq_([a, b, c], abc)
   Call: (203) [system] integer(abc)
   Fail: (203) [system] integer(abc)
   Call: (203) [system] _370438=abc
   Exit: (203) [system] abc=abc
^  Exit: (202) [user] classify_and_convert_charseq([a, b, c], abc)
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), a, abc)
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), abc)
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _462706)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _464564)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _474158)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _476862)
   Exit: (203) [system] peek_char((0x55fbb4538270), c)
   Call: (203) [system] c=(;)
   Fail: (203) [system] c=(;)
   Call: (203) [system] c=(/)
   Fail: (203) [system] c=(/)
^  Call: (203) [user] is_like_space(c)
   Call: (204) [system] char_type(c, 'white')
   Fail: (204) [system] char_type(c, 'white')
   Call: (204) [system] char_type(c, end_of_line)
   Fail: (204) [system] char_type(c, end_of_line)
   Call: (204) [system] char_type(c, space)
   Fail: (204) [system] char_type(c, space)
   Call: (204) [system] char_type(c, cntrl)
   Fail: (204) [system] char_type(c, cntrl)
^  Fail: (203) [user] is_like_space(c)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _493796)
   Exit: (201) [system] peek_char((0x55fbb4538270), c)
   Call: (201) [system] c=')'
   Fail: (201) [system] c=')'
   Call: (201) [system] c=end_of_file
   Fail: (201) [system] c=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _499366)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _501224)
   Exit: (203) [system] peek_char((0x55fbb4538270), c)
   Call: (203) [system] c=(;)
   Fail: (203) [system] c=(;)
   Call: (203) [system] c=(/)
   Fail: (203) [system] c=(/)
^  Call: (203) [user] is_like_space(c)
   Call: (204) [system] char_type(c, 'white')
   Fail: (204) [system] char_type(c, 'white')
   Call: (204) [system] char_type(c, end_of_line)
   Fail: (204) [system] char_type(c, end_of_line)
   Call: (204) [system] char_type(c, space)
   Fail: (204) [system] char_type(c, space)
   Call: (204) [system] char_type(c, cntrl)
   Fail: (204) [system] char_type(c, cntrl)
^  Fail: (203) [user] is_like_space(c)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _517234)
   Exit: (202) [system] get_char((0x55fbb4538270), c)
   Call: (202) [system] c='('
   Fail: (202) [system] c='('
   Call: (202) [system] c='['
   Fail: (202) [system] c='['
   Call: (202) [system] c='{'
   Fail: (202) [system] c='{'
   Call: (202) [system] c='"'
   Fail: (202) [system] c='"'
   Call: (202) [system] c=!
   Fail: (202) [system] c=!
   Call: (202) [system] c='\''
   Fail: (202) [system] c='\''
   Call: (202) [system] c='`'
   Fail: (202) [system] c='`'
   Call: (202) [system] c=end_of_file
   Fail: (202) [system] c=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55fbb4538270), c, _499366)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _534876)
   Call: (204) [system] peek_char((0x55fbb4538270), _535810)
   Exit: (204) [system] peek_char((0x55fbb4538270), d)
^  Call: (204) [user] is_delimiter(d)
   Call: (205) [system] char_type(d, space)
   Fail: (205) [system] char_type(d, space)
   Call: (205) [system] arg(_540530, v('(', ')', end_of_file), d)
   Fail: (205) [system] arg(_541462, v('(', ')', end_of_file), d)
^  Fail: (204) [user] is_delimiter(d)
   Call: (204) [system] ')'==d
   Fail: (204) [system] ')'==d
   Call: (204) [system] get_char((0x55fbb4538270), d)
   Exit: (204) [system] get_char((0x55fbb4538270), d)
   Call: (204) [system] d=(\)
   Fail: (204) [system] d=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _548812)
   Call: (205) [system] peek_char((0x55fbb4538270), _549746)
   Exit: (205) [system] peek_char((0x55fbb4538270), e)
^  Call: (205) [user] is_delimiter(e)
   Call: (206) [system] char_type(e, space)
   Fail: (206) [system] char_type(e, space)
   Call: (206) [system] arg(_554466, v('(', ')', end_of_file), e)
   Fail: (206) [system] arg(_555398, v('(', ')', end_of_file), e)
^  Fail: (205) [user] is_delimiter(e)
   Call: (205) [system] ')'==e
   Fail: (205) [system] ')'==e
   Call: (205) [system] get_char((0x55fbb4538270), e)
   Exit: (205) [system] get_char((0x55fbb4538270), e)
   Call: (205) [system] e=(\)
   Fail: (205) [system] e=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _562748)
   Call: (206) [system] peek_char((0x55fbb4538270), _563682)
   Exit: (206) [system] peek_char((0x55fbb4538270), ')')
^  Call: (206) [user] is_delimiter(')')
   Call: (207) [system] char_type(')', space)
   Fail: (207) [system] char_type(')', space)
   Call: (207) [system] arg(_568402, v('(', ')', end_of_file), ')')
   Exit: (207) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (206) [user] is_delimiter(')')
   Call: (206) [system] _562748=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (205) [system] _548812=[e]
   Exit: (205) [system] [e]=[e]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (204) [system] _534876=[d, e]
   Exit: (204) [system] [d, e]=[d, e]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, e])
^  Call: (203) [user] classify_and_convert_charseq([c, d, e], _499366)
^  Call: (204) [user] classify_and_convert_charseq_([c, d, e], _580426)
^  Call: (206) [system] setup_call_cleanup('$notrace'(_581378, _581380), once(user:catch(read_from_chars([c, d, e], _580426), _581360, fail)), '$restore_trace'(_581378, _581380))
^  Call: (207) [system] sig_atomic(system:'$notrace'(_581378, _581380))
^  Exit: (206) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _581360, fail)), system:'$restore_trace'(3, -1))
   Call: (205) [system] atomic(cde)
   Exit: (205) [system] atomic(cde)
^  Exit: (204) [user] classify_and_convert_charseq_([c, d, e], cde)
   Call: (204) [system] integer(cde)
   Fail: (204) [system] integer(cde)
   Call: (204) [system] _499366=cde
   Exit: (204) [system] cde=cde
^  Exit: (203) [user] classify_and_convert_charseq([c, d, e], cde)
^  Exit: (202) [user] read_symbolic(')', (0x55fbb4538270), c, cde)
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), cde)
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _593506)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _595364)
   Exit: (203) [system] peek_char((0x55fbb4538270), ')')
   Call: (203) [system] ')'=(;)
   Fail: (203) [system] ')'=(;)
   Call: (203) [system] ')'=(/)
   Fail: (203) [system] ')'=(/)
^  Call: (203) [user] is_like_space(')')
   Call: (204) [system] char_type(')', 'white')
   Fail: (204) [system] char_type(')', 'white')
   Call: (204) [system] char_type(')', end_of_line)
   Fail: (204) [system] char_type(')', end_of_line)
   Call: (204) [system] char_type(')', space)
   Fail: (204) [system] char_type(')', space)
   Call: (204) [system] char_type(')', cntrl)
   Fail: (204) [system] char_type(')', cntrl)
^  Fail: (203) [user] is_like_space(')')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _611374)
   Exit: (202) [system] peek_char((0x55fbb4538270), ')')
   Call: (202) [system] ')'=')'
   Exit: (202) [system] ')'=')'
   Call: (202) [system] get_char((0x55fbb4538270), _615164)
   Exit: (202) [system] get_char((0x55fbb4538270), ')')
   Call: (202) [system] _593506=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [])
   Call: (201) [system] _462706=[cde]
   Exit: (201) [system] [cde]=[cde]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [cde])
   Call: (200) [system] _333778=[abc, cde]
   Exit: (200) [system] [abc, cde]=[abc, cde]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [abc, cde])
   Call: (199) [system] _3764=['ConjunctionIntroduction', abc, cde]
   Exit: (199) [system] ['ConjunctionIntroduction', abc, cde]=['ConjunctionIntroduction', abc, cde]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), ['ConjunctionIntroduction', abc, cde])
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), ['ConjunctionIntroduction', abc, cde])
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _629046)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _630904)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _640498)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _643202)
   Exit: (200) [system] peek_char((0x55fbb4538270), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
   Call: (200) [system] '('=(/)
   Fail: (200) [system] '('=(/)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _660136)
   Exit: (198) [system] peek_char((0x55fbb4538270), '(')
   Call: (198) [system] '('=')'
   Fail: (198) [system] '('=')'
   Call: (198) [system] '('=end_of_file
   Fail: (198) [system] '('=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _665706)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _667564)
   Exit: (200) [system] peek_char((0x55fbb4538270), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
   Call: (200) [system] '('=(/)
   Fail: (200) [system] '('=(/)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _683574)
   Exit: (199) [system] get_char((0x55fbb4538270), '(')
   Call: (199) [system] '('='('
   Exit: (199) [system] '('='('
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _665706)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _689144)
   Exit: (201) [system] peek_char((0x55fbb4538270), 'A')
   Call: (201) [system] 'A'=(;)
   Fail: (201) [system] 'A'=(;)
   Call: (201) [system] 'A'=(/)
   Fail: (201) [system] 'A'=(/)
^  Call: (201) [user] is_like_space('A')
   Call: (202) [system] char_type('A', 'white')
   Fail: (202) [system] char_type('A', 'white')
   Call: (202) [system] char_type('A', end_of_line)
   Fail: (202) [system] char_type('A', end_of_line)
   Call: (202) [system] char_type('A', space)
   Fail: (202) [system] char_type('A', space)
   Call: (202) [system] char_type('A', cntrl)
   Fail: (202) [system] char_type('A', cntrl)
^  Fail: (201) [user] is_like_space('A')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _705154)
   Exit: (200) [system] peek_char((0x55fbb4538270), 'A')
   Call: (200) [system] 'A'=')'
   Fail: (200) [system] 'A'=')'
   Call: (200) [system] 'A'=end_of_file
   Fail: (200) [system] 'A'=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _710724)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _712582)
   Exit: (202) [system] peek_char((0x55fbb4538270), 'A')
   Call: (202) [system] 'A'=(;)
   Fail: (202) [system] 'A'=(;)
   Call: (202) [system] 'A'=(/)
   Fail: (202) [system] 'A'=(/)
^  Call: (202) [user] is_like_space('A')
   Call: (203) [system] char_type('A', 'white')
   Fail: (203) [system] char_type('A', 'white')
   Call: (203) [system] char_type('A', end_of_line)
   Fail: (203) [system] char_type('A', end_of_line)
   Call: (203) [system] char_type('A', space)
   Fail: (203) [system] char_type('A', space)
   Call: (203) [system] char_type('A', cntrl)
   Fail: (203) [system] char_type('A', cntrl)
^  Fail: (202) [user] is_like_space('A')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _728592)
   Exit: (201) [system] get_char((0x55fbb4538270), 'A')
   Call: (201) [system] 'A'='('
   Fail: (201) [system] 'A'='('
   Call: (201) [system] 'A'='['
   Fail: (201) [system] 'A'='['
   Call: (201) [system] 'A'='{'
   Fail: (201) [system] 'A'='{'
   Call: (201) [system] 'A'='"'
   Fail: (201) [system] 'A'='"'
   Call: (201) [system] 'A'=!
   Fail: (201) [system] 'A'=!
   Call: (201) [system] 'A'='\''
   Fail: (201) [system] 'A'='\''
   Call: (201) [system] 'A'='`'
   Fail: (201) [system] 'A'='`'
   Call: (201) [system] 'A'=end_of_file
   Fail: (201) [system] 'A'=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), 'A', _710724)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _746234)
   Call: (203) [system] peek_char((0x55fbb4538270), _747168)
   Exit: (203) [system] peek_char((0x55fbb4538270), n)
^  Call: (203) [user] is_delimiter(n)
   Call: (204) [system] char_type(n, space)
   Fail: (204) [system] char_type(n, space)
   Call: (204) [system] arg(_751888, v('(', ')', end_of_file), n)
   Fail: (204) [system] arg(_752820, v('(', ')', end_of_file), n)
^  Fail: (203) [user] is_delimiter(n)
   Call: (203) [system] ')'==n
   Fail: (203) [system] ')'==n
   Call: (203) [system] get_char((0x55fbb4538270), n)
   Exit: (203) [system] get_char((0x55fbb4538270), n)
   Call: (203) [system] n=(\)
   Fail: (203) [system] n=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _760170)
   Call: (204) [system] peek_char((0x55fbb4538270), _761104)
   Exit: (204) [system] peek_char((0x55fbb4538270), d)
^  Call: (204) [user] is_delimiter(d)
   Call: (205) [system] char_type(d, space)
   Fail: (205) [system] char_type(d, space)
   Call: (205) [system] arg(_765824, v('(', ')', end_of_file), d)
   Fail: (205) [system] arg(_766756, v('(', ')', end_of_file), d)
^  Fail: (204) [user] is_delimiter(d)
   Call: (204) [system] ')'==d
   Fail: (204) [system] ')'==d
   Call: (204) [system] get_char((0x55fbb4538270), d)
   Exit: (204) [system] get_char((0x55fbb4538270), d)
   Call: (204) [system] d=(\)
   Fail: (204) [system] d=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _774106)
   Call: (205) [system] peek_char((0x55fbb4538270), _775040)
   Exit: (205) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (205) [user] is_delimiter('L')
   Call: (206) [system] char_type('L', space)
   Fail: (206) [system] char_type('L', space)
   Call: (206) [system] arg(_779760, v('(', ')', end_of_file), 'L')
   Fail: (206) [system] arg(_780692, v('(', ')', end_of_file), 'L')
^  Fail: (205) [user] is_delimiter('L')
   Call: (205) [system] ')'=='L'
   Fail: (205) [system] ')'=='L'
   Call: (205) [system] get_char((0x55fbb4538270), 'L')
   Exit: (205) [system] get_char((0x55fbb4538270), 'L')
   Call: (205) [system] 'L'=(\)
   Fail: (205) [system] 'L'=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _788042)
   Call: (206) [system] peek_char((0x55fbb4538270), _788976)
   Exit: (206) [system] peek_char((0x55fbb4538270), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_793696, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_794628, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55fbb4538270), i)
   Exit: (206) [system] get_char((0x55fbb4538270), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _801978)
   Call: (207) [system] peek_char((0x55fbb4538270), _802912)
   Exit: (207) [system] peek_char((0x55fbb4538270), n)
^  Call: (207) [user] is_delimiter(n)
   Call: (208) [system] char_type(n, space)
   Fail: (208) [system] char_type(n, space)
   Call: (208) [system] arg(_807632, v('(', ')', end_of_file), n)
   Fail: (208) [system] arg(_808564, v('(', ')', end_of_file), n)
^  Fail: (207) [user] is_delimiter(n)
   Call: (207) [system] ')'==n
   Fail: (207) [system] ')'==n
   Call: (207) [system] get_char((0x55fbb4538270), n)
   Exit: (207) [system] get_char((0x55fbb4538270), n)
   Call: (207) [system] n=(\)
   Fail: (207) [system] n=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _815914)
   Call: (208) [system] peek_char((0x55fbb4538270), _816848)
   Exit: (208) [system] peek_char((0x55fbb4538270), k)
^  Call: (208) [user] is_delimiter(k)
   Call: (209) [system] char_type(k, space)
   Fail: (209) [system] char_type(k, space)
   Call: (209) [system] arg(_821568, v('(', ')', end_of_file), k)
   Fail: (209) [system] arg(_822500, v('(', ')', end_of_file), k)
^  Fail: (208) [user] is_delimiter(k)
   Call: (208) [system] ')'==k
   Fail: (208) [system] ')'==k
   Call: (208) [system] get_char((0x55fbb4538270), k)
   Exit: (208) [system] get_char((0x55fbb4538270), k)
   Call: (208) [system] k=(\)
   Fail: (208) [system] k=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _829850)
   Call: (209) [system] peek_char((0x55fbb4538270), _830784)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _829850=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (208) [system] _815914=[k]
   Exit: (208) [system] [k]=[k]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (207) [system] _801978=[n, k]
   Exit: (207) [system] [n, k]=[n, k]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (206) [system] _788042=[i, n, k]
   Exit: (206) [system] [i, n, k]=[i, n, k]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (205) [system] _774106=['L', i, n, k]
   Exit: (205) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (204) [system] _760170=[d, 'L', i, n, k]
   Exit: (204) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (203) [system] _746234=[n, d, 'L', i, n, k]
   Exit: (203) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (202) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _710724)
^  Call: (203) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _856832)
^  Call: (205) [system] setup_call_cleanup('$notrace'(_857784, _857786), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _856832), _857766, fail)), '$restore_trace'(_857784, _857786))
^  Call: (206) [system] sig_atomic(system:'$notrace'(_857784, _857786))
^  Exit: (205) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _856832), _857766, fail)), system:'$restore_trace'(3, -1))
   Call: (204) [system] atomic(_856832)
   Fail: (204) [system] atomic(_856832)
   Call: (204) [system] atom_chars(_856832, ['A', n, d, 'L', i, n, k])
   Exit: (204) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (203) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (203) [system] integer('AndLink')
   Fail: (203) [system] integer('AndLink')
   Call: (203) [system] _710724='AndLink'
   Exit: (203) [system] 'AndLink'='AndLink'
^  Exit: (202) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _871782)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _873640)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _883234)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _885938)
   Exit: (203) [system] peek_char((0x55fbb4538270), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
   Call: (203) [system] '('=(/)
   Fail: (203) [system] '('=(/)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _902872)
   Exit: (201) [system] peek_char((0x55fbb4538270), '(')
   Call: (201) [system] '('=')'
   Fail: (201) [system] '('=')'
   Call: (201) [system] '('=end_of_file
   Fail: (201) [system] '('=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _908442)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _910300)
   Exit: (203) [system] peek_char((0x55fbb4538270), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
   Call: (203) [system] '('=(/)
   Fail: (203) [system] '('=(/)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _926310)
   Exit: (202) [system] get_char((0x55fbb4538270), '(')
   Call: (202) [system] '('='('
   Exit: (202) [system] '('='('
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _908442)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _931880)
   Exit: (204) [system] peek_char((0x55fbb4538270), 'I')
   Call: (204) [system] 'I'=(;)
   Fail: (204) [system] 'I'=(;)
   Call: (204) [system] 'I'=(/)
   Fail: (204) [system] 'I'=(/)
^  Call: (204) [user] is_like_space('I')
   Call: (205) [system] char_type('I', 'white')
   Fail: (205) [system] char_type('I', 'white')
   Call: (205) [system] char_type('I', end_of_line)
   Fail: (205) [system] char_type('I', end_of_line)
   Call: (205) [system] char_type('I', space)
   Fail: (205) [system] char_type('I', space)
   Call: (205) [system] char_type('I', cntrl)
   Fail: (205) [system] char_type('I', cntrl)
^  Fail: (204) [user] is_like_space('I')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _947890)
   Exit: (203) [system] peek_char((0x55fbb4538270), 'I')
   Call: (203) [system] 'I'=')'
   Fail: (203) [system] 'I'=')'
   Call: (203) [system] 'I'=end_of_file
   Fail: (203) [system] 'I'=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55fbb4538270), _953460)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _955318)
   Exit: (205) [system] peek_char((0x55fbb4538270), 'I')
   Call: (205) [system] 'I'=(;)
   Fail: (205) [system] 'I'=(;)
   Call: (205) [system] 'I'=(/)
   Fail: (205) [system] 'I'=(/)
^  Call: (205) [user] is_like_space('I')
   Call: (206) [system] char_type('I', 'white')
   Fail: (206) [system] char_type('I', 'white')
   Call: (206) [system] char_type('I', end_of_line)
   Fail: (206) [system] char_type('I', end_of_line)
   Call: (206) [system] char_type('I', space)
   Fail: (206) [system] char_type('I', space)
   Call: (206) [system] char_type('I', cntrl)
   Fail: (206) [system] char_type('I', cntrl)
^  Fail: (205) [user] is_like_space('I')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] get_char((0x55fbb4538270), _971328)
   Exit: (204) [system] get_char((0x55fbb4538270), 'I')
   Call: (204) [system] 'I'='('
   Fail: (204) [system] 'I'='('
   Call: (204) [system] 'I'='['
   Fail: (204) [system] 'I'='['
   Call: (204) [system] 'I'='{'
   Fail: (204) [system] 'I'='{'
   Call: (204) [system] 'I'='"'
   Fail: (204) [system] 'I'='"'
   Call: (204) [system] 'I'=!
   Fail: (204) [system] 'I'=!
   Call: (204) [system] 'I'='\''
   Fail: (204) [system] 'I'='\''
   Call: (204) [system] 'I'='`'
   Fail: (204) [system] 'I'='`'
   Call: (204) [system] 'I'=end_of_file
   Fail: (204) [system] 'I'=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55fbb4538270), 'I', _953460)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _988970)
   Call: (206) [system] peek_char((0x55fbb4538270), _989904)
   Exit: (206) [system] peek_char((0x55fbb4538270), m)
^  Call: (206) [user] is_delimiter(m)
   Call: (207) [system] char_type(m, space)
   Fail: (207) [system] char_type(m, space)
   Call: (207) [system] arg(_994624, v('(', ')', end_of_file), m)
   Fail: (207) [system] arg(_995556, v('(', ')', end_of_file), m)
^  Fail: (206) [user] is_delimiter(m)
   Call: (206) [system] ')'==m
   Fail: (206) [system] ')'==m
   Call: (206) [system] get_char((0x55fbb4538270), m)
   Exit: (206) [system] get_char((0x55fbb4538270), m)
   Call: (206) [system] m=(\)
   Fail: (206) [system] m=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1002906)
   Call: (207) [system] peek_char((0x55fbb4538270), _1003840)
   Exit: (207) [system] peek_char((0x55fbb4538270), p)
^  Call: (207) [user] is_delimiter(p)
   Call: (208) [system] char_type(p, space)
   Fail: (208) [system] char_type(p, space)
   Call: (208) [system] arg(_1008560, v('(', ')', end_of_file), p)
   Fail: (208) [system] arg(_1009492, v('(', ')', end_of_file), p)
^  Fail: (207) [user] is_delimiter(p)
   Call: (207) [system] ')'==p
   Fail: (207) [system] ')'==p
   Call: (207) [system] get_char((0x55fbb4538270), p)
   Exit: (207) [system] get_char((0x55fbb4538270), p)
   Call: (207) [system] p=(\)
   Fail: (207) [system] p=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1016842)
   Call: (208) [system] peek_char((0x55fbb4538270), _1017776)
   Exit: (208) [system] peek_char((0x55fbb4538270), l)
^  Call: (208) [user] is_delimiter(l)
   Call: (209) [system] char_type(l, space)
   Fail: (209) [system] char_type(l, space)
   Call: (209) [system] arg(_1022496, v('(', ')', end_of_file), l)
   Fail: (209) [system] arg(_1023428, v('(', ')', end_of_file), l)
^  Fail: (208) [user] is_delimiter(l)
   Call: (208) [system] ')'==l
   Fail: (208) [system] ')'==l
   Call: (208) [system] get_char((0x55fbb4538270), l)
   Exit: (208) [system] get_char((0x55fbb4538270), l)
   Call: (208) [system] l=(\)
   Fail: (208) [system] l=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1030778)
   Call: (209) [system] peek_char((0x55fbb4538270), _1031712)
   Exit: (209) [system] peek_char((0x55fbb4538270), i)
^  Call: (209) [user] is_delimiter(i)
   Call: (210) [system] char_type(i, space)
   Fail: (210) [system] char_type(i, space)
   Call: (210) [system] arg(_1036432, v('(', ')', end_of_file), i)
   Fail: (210) [system] arg(_1037364, v('(', ')', end_of_file), i)
^  Fail: (209) [user] is_delimiter(i)
   Call: (209) [system] ')'==i
   Fail: (209) [system] ')'==i
   Call: (209) [system] get_char((0x55fbb4538270), i)
   Exit: (209) [system] get_char((0x55fbb4538270), i)
   Call: (209) [system] i=(\)
   Fail: (209) [system] i=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1044714)
   Call: (210) [system] peek_char((0x55fbb4538270), _1045648)
   Exit: (210) [system] peek_char((0x55fbb4538270), c)
^  Call: (210) [user] is_delimiter(c)
   Call: (211) [system] char_type(c, space)
   Fail: (211) [system] char_type(c, space)
   Call: (211) [system] arg(_1050368, v('(', ')', end_of_file), c)
   Fail: (211) [system] arg(_1051300, v('(', ')', end_of_file), c)
^  Fail: (210) [user] is_delimiter(c)
   Call: (210) [system] ')'==c
   Fail: (210) [system] ')'==c
   Call: (210) [system] get_char((0x55fbb4538270), c)
   Exit: (210) [system] get_char((0x55fbb4538270), c)
   Call: (210) [system] c=(\)
   Fail: (210) [system] c=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1058650)
   Call: (211) [system] peek_char((0x55fbb4538270), _1059584)
   Exit: (211) [system] peek_char((0x55fbb4538270), a)
^  Call: (211) [user] is_delimiter(a)
   Call: (212) [system] char_type(a, space)
   Fail: (212) [system] char_type(a, space)
   Call: (212) [system] arg(_1064304, v('(', ')', end_of_file), a)
   Fail: (212) [system] arg(_1065236, v('(', ')', end_of_file), a)
^  Fail: (211) [user] is_delimiter(a)
   Call: (211) [system] ')'==a
   Fail: (211) [system] ')'==a
   Call: (211) [system] get_char((0x55fbb4538270), a)
   Exit: (211) [system] get_char((0x55fbb4538270), a)
   Call: (211) [system] a=(\)
   Fail: (211) [system] a=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1072586)
   Call: (212) [system] peek_char((0x55fbb4538270), _1073520)
   Exit: (212) [system] peek_char((0x55fbb4538270), t)
^  Call: (212) [user] is_delimiter(t)
   Call: (213) [system] char_type(t, space)
   Fail: (213) [system] char_type(t, space)
   Call: (213) [system] arg(_1078240, v('(', ')', end_of_file), t)
   Fail: (213) [system] arg(_1079172, v('(', ')', end_of_file), t)
^  Fail: (212) [user] is_delimiter(t)
   Call: (212) [system] ')'==t
   Fail: (212) [system] ')'==t
   Call: (212) [system] get_char((0x55fbb4538270), t)
   Exit: (212) [system] get_char((0x55fbb4538270), t)
   Call: (212) [system] t=(\)
   Fail: (212) [system] t=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1086522)
   Call: (213) [system] peek_char((0x55fbb4538270), _1087456)
   Exit: (213) [system] peek_char((0x55fbb4538270), i)
^  Call: (213) [user] is_delimiter(i)
   Call: (214) [system] char_type(i, space)
   Fail: (214) [system] char_type(i, space)
   Call: (214) [system] arg(_1092176, v('(', ')', end_of_file), i)
   Fail: (214) [system] arg(_1093108, v('(', ')', end_of_file), i)
^  Fail: (213) [user] is_delimiter(i)
   Call: (213) [system] ')'==i
   Fail: (213) [system] ')'==i
   Call: (213) [system] get_char((0x55fbb4538270), i)
   Exit: (213) [system] get_char((0x55fbb4538270), i)
   Call: (213) [system] i=(\)
   Fail: (213) [system] i=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1100458)
   Call: (214) [system] peek_char((0x55fbb4538270), _1101392)
   Exit: (214) [system] peek_char((0x55fbb4538270), o)
^  Call: (214) [user] is_delimiter(o)
   Call: (215) [system] char_type(o, space)
   Fail: (215) [system] char_type(o, space)
   Call: (215) [system] arg(_1106112, v('(', ')', end_of_file), o)
   Fail: (215) [system] arg(_1107044, v('(', ')', end_of_file), o)
^  Fail: (214) [user] is_delimiter(o)
   Call: (214) [system] ')'==o
   Fail: (214) [system] ')'==o
   Call: (214) [system] get_char((0x55fbb4538270), o)
   Exit: (214) [system] get_char((0x55fbb4538270), o)
   Call: (214) [system] o=(\)
   Fail: (214) [system] o=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1114394)
   Call: (215) [system] peek_char((0x55fbb4538270), _1115328)
   Exit: (215) [system] peek_char((0x55fbb4538270), n)
^  Call: (215) [user] is_delimiter(n)
   Call: (216) [system] char_type(n, space)
   Fail: (216) [system] char_type(n, space)
   Call: (216) [system] arg(_1120048, v('(', ')', end_of_file), n)
   Fail: (216) [system] arg(_1120980, v('(', ')', end_of_file), n)
^  Fail: (215) [user] is_delimiter(n)
   Call: (215) [system] ')'==n
   Fail: (215) [system] ')'==n
   Call: (215) [system] get_char((0x55fbb4538270), n)
   Exit: (215) [system] get_char((0x55fbb4538270), n)
   Call: (215) [system] n=(\)
   Fail: (215) [system] n=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1128330)
   Call: (216) [system] peek_char((0x55fbb4538270), _1129264)
   Exit: (216) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (216) [user] is_delimiter(' ')
   Call: (217) [system] char_type(' ', space)
   Exit: (217) [system] char_type(' ', space)
^  Exit: (216) [user] is_delimiter(' ')
   Call: (216) [system] _1128330=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (215) [system] _1114394=[n]
   Exit: (215) [system] [n]=[n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (214) [system] _1100458=[o, n]
   Exit: (214) [system] [o, n]=[o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (213) [system] _1086522=[i, o, n]
   Exit: (213) [system] [i, o, n]=[i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (212) [system] _1072586=[t, i, o, n]
   Exit: (212) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (211) [system] _1058650=[a, t, i, o, n]
   Exit: (211) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (210) [system] _1044714=[c, a, t, i, o, n]
   Exit: (210) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (209) [system] _1030778=[i, c, a, t, i, o, n]
   Exit: (209) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (208) [system] _1016842=[l, i, c, a, t, i, o, n]
   Exit: (208) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (207) [system] _1002906=[p, l, i, c, a, t, i, o, n]
   Exit: (207) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (206) [system] _988970=[m, p, l, i, c, a, t, i, o, n]
   Exit: (206) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (205) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _953460)
^  Call: (206) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _1166488)
^  Call: (208) [system] setup_call_cleanup('$notrace'(_1167440, _1167442), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1166488), _1167422, fail)), '$restore_trace'(_1167440, _1167442))
^  Call: (209) [system] sig_atomic(system:'$notrace'(_1167440, _1167442))
^  Exit: (208) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1166488), _1167422, fail)), system:'$restore_trace'(3, -1))
   Call: (207) [system] atomic(_1166488)
   Fail: (207) [system] atomic(_1166488)
   Call: (207) [system] atom_chars(_1166488, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (207) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (206) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (206) [system] integer('Implication')
   Fail: (206) [system] integer('Implication')
   Call: (206) [system] _953460='Implication'
   Exit: (206) [system] 'Implication'='Implication'
^  Exit: (205) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (204) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (203) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (203) [user] read_list(')', (0x55fbb4538270), _1181438)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1183296)
   Exit: (205) [system] peek_char((0x55fbb4538270), ' ')
   Call: (205) [system] ' '=(;)
   Fail: (205) [system] ' '=(;)
   Call: (205) [system] ' '=(/)
   Fail: (205) [system] ' '=(/)
^  Call: (205) [user] is_like_space(' ')
   Call: (206) [system] char_type(' ', 'white')
   Exit: (206) [system] char_type(' ', 'white')
^  Exit: (205) [user] is_like_space(' ')
   Call: (205) [system] get_char((0x55fbb4538270), _1192890)
   Exit: (205) [system] get_char((0x55fbb4538270), ' ')
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1195594)
   Exit: (206) [system] peek_char((0x55fbb4538270), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
   Call: (206) [system] '('=(/)
   Fail: (206) [system] '('=(/)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1212528)
   Exit: (204) [system] peek_char((0x55fbb4538270), '(')
   Call: (204) [system] '('=')'
   Fail: (204) [system] '('=')'
   Call: (204) [system] '('=end_of_file
   Fail: (204) [system] '('=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55fbb4538270), _1218098)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1219956)
   Exit: (206) [system] peek_char((0x55fbb4538270), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
   Call: (206) [system] '('=(/)
   Fail: (206) [system] '('=(/)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] get_char((0x55fbb4538270), _1235966)
   Exit: (205) [system] get_char((0x55fbb4538270), '(')
   Call: (205) [system] '('='('
   Exit: (205) [system] '('='('
^  Call: (205) [user] read_list(')', (0x55fbb4538270), _1218098)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1241536)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'A')
   Call: (207) [system] 'A'=(;)
   Fail: (207) [system] 'A'=(;)
   Call: (207) [system] 'A'=(/)
   Fail: (207) [system] 'A'=(/)
^  Call: (207) [user] is_like_space('A')
   Call: (208) [system] char_type('A', 'white')
   Fail: (208) [system] char_type('A', 'white')
   Call: (208) [system] char_type('A', end_of_line)
   Fail: (208) [system] char_type('A', end_of_line)
   Call: (208) [system] char_type('A', space)
   Fail: (208) [system] char_type('A', space)
   Call: (208) [system] char_type('A', cntrl)
   Fail: (208) [system] char_type('A', cntrl)
^  Fail: (207) [user] is_like_space('A')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1257546)
   Exit: (206) [system] peek_char((0x55fbb4538270), 'A')
   Call: (206) [system] 'A'=')'
   Fail: (206) [system] 'A'=')'
   Call: (206) [system] 'A'=end_of_file
   Fail: (206) [system] 'A'=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55fbb4538270), _1263116)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1264974)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'A')
   Call: (208) [system] 'A'=(;)
   Fail: (208) [system] 'A'=(;)
   Call: (208) [system] 'A'=(/)
   Fail: (208) [system] 'A'=(/)
^  Call: (208) [user] is_like_space('A')
   Call: (209) [system] char_type('A', 'white')
   Fail: (209) [system] char_type('A', 'white')
   Call: (209) [system] char_type('A', end_of_line)
   Fail: (209) [system] char_type('A', end_of_line)
   Call: (209) [system] char_type('A', space)
   Fail: (209) [system] char_type('A', space)
   Call: (209) [system] char_type('A', cntrl)
   Fail: (209) [system] char_type('A', cntrl)
^  Fail: (208) [user] is_like_space('A')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] get_char((0x55fbb4538270), _1280984)
   Exit: (207) [system] get_char((0x55fbb4538270), 'A')
   Call: (207) [system] 'A'='('
   Fail: (207) [system] 'A'='('
   Call: (207) [system] 'A'='['
   Fail: (207) [system] 'A'='['
   Call: (207) [system] 'A'='{'
   Fail: (207) [system] 'A'='{'
   Call: (207) [system] 'A'='"'
   Fail: (207) [system] 'A'='"'
   Call: (207) [system] 'A'=!
   Fail: (207) [system] 'A'=!
   Call: (207) [system] 'A'='\''
   Fail: (207) [system] 'A'='\''
   Call: (207) [system] 'A'='`'
   Fail: (207) [system] 'A'='`'
   Call: (207) [system] 'A'=end_of_file
   Fail: (207) [system] 'A'=end_of_file
^  Call: (207) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1263116)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1298626)
   Call: (209) [system] peek_char((0x55fbb4538270), _1299560)
   Exit: (209) [system] peek_char((0x55fbb4538270), n)
^  Call: (209) [user] is_delimiter(n)
   Call: (210) [system] char_type(n, space)
   Fail: (210) [system] char_type(n, space)
   Call: (210) [system] arg(_1304280, v('(', ')', end_of_file), n)
   Fail: (210) [system] arg(_1305212, v('(', ')', end_of_file), n)
^  Fail: (209) [user] is_delimiter(n)
   Call: (209) [system] ')'==n
   Fail: (209) [system] ')'==n
   Call: (209) [system] get_char((0x55fbb4538270), n)
   Exit: (209) [system] get_char((0x55fbb4538270), n)
   Call: (209) [system] n=(\)
   Fail: (209) [system] n=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1312562)
   Call: (210) [system] peek_char((0x55fbb4538270), _1313496)
   Exit: (210) [system] peek_char((0x55fbb4538270), d)
^  Call: (210) [user] is_delimiter(d)
   Call: (211) [system] char_type(d, space)
   Fail: (211) [system] char_type(d, space)
   Call: (211) [system] arg(_1318216, v('(', ')', end_of_file), d)
   Fail: (211) [system] arg(_1319148, v('(', ')', end_of_file), d)
^  Fail: (210) [user] is_delimiter(d)
   Call: (210) [system] ')'==d
   Fail: (210) [system] ')'==d
   Call: (210) [system] get_char((0x55fbb4538270), d)
   Exit: (210) [system] get_char((0x55fbb4538270), d)
   Call: (210) [system] d=(\)
   Fail: (210) [system] d=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1326498)
   Call: (211) [system] peek_char((0x55fbb4538270), _1327432)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (211) [user] is_delimiter('L')
   Call: (212) [system] char_type('L', space)
   Fail: (212) [system] char_type('L', space)
   Call: (212) [system] arg(_1332152, v('(', ')', end_of_file), 'L')
   Fail: (212) [system] arg(_1333084, v('(', ')', end_of_file), 'L')
^  Fail: (211) [user] is_delimiter('L')
   Call: (211) [system] ')'=='L'
   Fail: (211) [system] ')'=='L'
   Call: (211) [system] get_char((0x55fbb4538270), 'L')
   Exit: (211) [system] get_char((0x55fbb4538270), 'L')
   Call: (211) [system] 'L'=(\)
   Fail: (211) [system] 'L'=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1340434)
   Call: (212) [system] peek_char((0x55fbb4538270), _1341368)
   Exit: (212) [system] peek_char((0x55fbb4538270), i)
^  Call: (212) [user] is_delimiter(i)
   Call: (213) [system] char_type(i, space)
   Fail: (213) [system] char_type(i, space)
   Call: (213) [system] arg(_1346088, v('(', ')', end_of_file), i)
   Fail: (213) [system] arg(_1347020, v('(', ')', end_of_file), i)
^  Fail: (212) [user] is_delimiter(i)
   Call: (212) [system] ')'==i
   Fail: (212) [system] ')'==i
   Call: (212) [system] get_char((0x55fbb4538270), i)
   Exit: (212) [system] get_char((0x55fbb4538270), i)
   Call: (212) [system] i=(\)
   Fail: (212) [system] i=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1354370)
   Call: (213) [system] peek_char((0x55fbb4538270), _1355304)
   Exit: (213) [system] peek_char((0x55fbb4538270), n)
^  Call: (213) [user] is_delimiter(n)
   Call: (214) [system] char_type(n, space)
   Fail: (214) [system] char_type(n, space)
   Call: (214) [system] arg(_1360024, v('(', ')', end_of_file), n)
   Fail: (214) [system] arg(_1360956, v('(', ')', end_of_file), n)
^  Fail: (213) [user] is_delimiter(n)
   Call: (213) [system] ')'==n
   Fail: (213) [system] ')'==n
   Call: (213) [system] get_char((0x55fbb4538270), n)
   Exit: (213) [system] get_char((0x55fbb4538270), n)
   Call: (213) [system] n=(\)
   Fail: (213) [system] n=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1368306)
   Call: (214) [system] peek_char((0x55fbb4538270), _1369240)
   Exit: (214) [system] peek_char((0x55fbb4538270), k)
^  Call: (214) [user] is_delimiter(k)
   Call: (215) [system] char_type(k, space)
   Fail: (215) [system] char_type(k, space)
   Call: (215) [system] arg(_1373960, v('(', ')', end_of_file), k)
   Fail: (215) [system] arg(_1374892, v('(', ')', end_of_file), k)
^  Fail: (214) [user] is_delimiter(k)
   Call: (214) [system] ')'==k
   Fail: (214) [system] ')'==k
   Call: (214) [system] get_char((0x55fbb4538270), k)
   Exit: (214) [system] get_char((0x55fbb4538270), k)
   Call: (214) [system] k=(\)
   Fail: (214) [system] k=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1382242)
   Call: (215) [system] peek_char((0x55fbb4538270), _1383176)
   Exit: (215) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (215) [user] is_delimiter(' ')
   Call: (216) [system] char_type(' ', space)
   Exit: (216) [system] char_type(' ', space)
^  Exit: (215) [user] is_delimiter(' ')
   Call: (215) [system] _1382242=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (214) [system] _1368306=[k]
   Exit: (214) [system] [k]=[k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (213) [system] _1354370=[n, k]
   Exit: (213) [system] [n, k]=[n, k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (212) [system] _1340434=[i, n, k]
   Exit: (212) [system] [i, n, k]=[i, n, k]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (211) [system] _1326498=['L', i, n, k]
   Exit: (211) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (210) [system] _1312562=[d, 'L', i, n, k]
   Exit: (210) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (209) [system] _1298626=[n, d, 'L', i, n, k]
   Exit: (209) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (208) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _1263116)
^  Call: (209) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _1409224)
^  Call: (211) [system] setup_call_cleanup('$notrace'(_1410176, _1410178), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1409224), _1410158, fail)), '$restore_trace'(_1410176, _1410178))
^  Call: (212) [system] sig_atomic(system:'$notrace'(_1410176, _1410178))
^  Exit: (211) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1409224), _1410158, fail)), system:'$restore_trace'(3, -1))
   Call: (210) [system] atomic(_1409224)
   Fail: (210) [system] atomic(_1409224)
   Call: (210) [system] atom_chars(_1409224, ['A', n, d, 'L', i, n, k])
   Exit: (210) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (209) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (209) [system] integer('AndLink')
   Fail: (209) [system] integer('AndLink')
   Call: (209) [system] _1263116='AndLink'
   Exit: (209) [system] 'AndLink'='AndLink'
^  Exit: (208) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (207) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (206) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _1424174)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1426032)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
   Call: (208) [system] ' '=(;)
   Fail: (208) [system] ' '=(;)
   Call: (208) [system] ' '=(/)
   Fail: (208) [system] ' '=(/)
^  Call: (208) [user] is_like_space(' ')
   Call: (209) [system] char_type(' ', 'white')
   Exit: (209) [system] char_type(' ', 'white')
^  Exit: (208) [user] is_like_space(' ')
   Call: (208) [system] get_char((0x55fbb4538270), _1435626)
   Exit: (208) [system] get_char((0x55fbb4538270), ' ')
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1438330)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'A')
   Call: (209) [system] 'A'=(;)
   Fail: (209) [system] 'A'=(;)
   Call: (209) [system] 'A'=(/)
   Fail: (209) [system] 'A'=(/)
^  Call: (209) [user] is_like_space('A')
   Call: (210) [system] char_type('A', 'white')
   Fail: (210) [system] char_type('A', 'white')
   Call: (210) [system] char_type('A', end_of_line)
   Fail: (210) [system] char_type('A', end_of_line)
   Call: (210) [system] char_type('A', space)
   Fail: (210) [system] char_type('A', space)
   Call: (210) [system] char_type('A', cntrl)
   Fail: (210) [system] char_type('A', cntrl)
^  Fail: (209) [user] is_like_space('A')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1455264)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'A')
   Call: (207) [system] 'A'=')'
   Fail: (207) [system] 'A'=')'
   Call: (207) [system] 'A'=end_of_file
   Fail: (207) [system] 'A'=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55fbb4538270), _1460834)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1462692)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'A')
   Call: (209) [system] 'A'=(;)
   Fail: (209) [system] 'A'=(;)
   Call: (209) [system] 'A'=(/)
   Fail: (209) [system] 'A'=(/)
^  Call: (209) [user] is_like_space('A')
   Call: (210) [system] char_type('A', 'white')
   Fail: (210) [system] char_type('A', 'white')
   Call: (210) [system] char_type('A', end_of_line)
   Fail: (210) [system] char_type('A', end_of_line)
   Call: (210) [system] char_type('A', space)
   Fail: (210) [system] char_type('A', space)
   Call: (210) [system] char_type('A', cntrl)
   Fail: (210) [system] char_type('A', cntrl)
^  Fail: (209) [user] is_like_space('A')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] get_char((0x55fbb4538270), _1478702)
   Exit: (208) [system] get_char((0x55fbb4538270), 'A')
   Call: (208) [system] 'A'='('
   Fail: (208) [system] 'A'='('
   Call: (208) [system] 'A'='['
   Fail: (208) [system] 'A'='['
   Call: (208) [system] 'A'='{'
   Fail: (208) [system] 'A'='{'
   Call: (208) [system] 'A'='"'
   Fail: (208) [system] 'A'='"'
   Call: (208) [system] 'A'=!
   Fail: (208) [system] 'A'=!
   Call: (208) [system] 'A'='\''
   Fail: (208) [system] 'A'='\''
   Call: (208) [system] 'A'='`'
   Fail: (208) [system] 'A'='`'
   Call: (208) [system] 'A'=end_of_file
   Fail: (208) [system] 'A'=end_of_file
^  Call: (208) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1460834)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1496344)
   Call: (210) [system] peek_char((0x55fbb4538270), _1497278)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _1496344=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (209) [user] classify_and_convert_charseq(['A'], _1460834)
^  Call: (210) [user] classify_and_convert_charseq_(['A'], _1506562)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_1507514, _1507516), once(user:catch(read_from_chars(['A'], _1506562), _1507496, fail)), '$restore_trace'(_1507514, _1507516))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_1507514, _1507516))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1506562), _1507496, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(_1506562)
   Fail: (211) [system] atomic(_1506562)
   Call: (211) [system] atom_chars(_1506562, ['A'])
   Exit: (211) [system] atom_chars('A', ['A'])
^  Exit: (210) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (210) [system] integer('A')
   Fail: (210) [system] integer('A')
   Call: (210) [system] _1460834='A'
   Exit: (210) [system] 'A'='A'
^  Exit: (209) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (208) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (207) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _1521512)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1523370)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
   Call: (209) [system] ' '=(/)
   Fail: (209) [system] ' '=(/)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55fbb4538270), _1532964)
   Exit: (209) [system] get_char((0x55fbb4538270), ' ')
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1535668)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'B')
   Call: (210) [system] 'B'=(;)
   Fail: (210) [system] 'B'=(;)
   Call: (210) [system] 'B'=(/)
   Fail: (210) [system] 'B'=(/)
^  Call: (210) [user] is_like_space('B')
   Call: (211) [system] char_type('B', 'white')
   Fail: (211) [system] char_type('B', 'white')
   Call: (211) [system] char_type('B', end_of_line)
   Fail: (211) [system] char_type('B', end_of_line)
   Call: (211) [system] char_type('B', space)
   Fail: (211) [system] char_type('B', space)
   Call: (211) [system] char_type('B', cntrl)
   Fail: (211) [system] char_type('B', cntrl)
^  Fail: (210) [user] is_like_space('B')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1552602)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'B')
   Call: (208) [system] 'B'=')'
   Fail: (208) [system] 'B'=')'
   Call: (208) [system] 'B'=end_of_file
   Fail: (208) [system] 'B'=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55fbb4538270), _1558172)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1560030)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'B')
   Call: (210) [system] 'B'=(;)
   Fail: (210) [system] 'B'=(;)
   Call: (210) [system] 'B'=(/)
   Fail: (210) [system] 'B'=(/)
^  Call: (210) [user] is_like_space('B')
   Call: (211) [system] char_type('B', 'white')
   Fail: (211) [system] char_type('B', 'white')
   Call: (211) [system] char_type('B', end_of_line)
   Fail: (211) [system] char_type('B', end_of_line)
   Call: (211) [system] char_type('B', space)
   Fail: (211) [system] char_type('B', space)
   Call: (211) [system] char_type('B', cntrl)
   Fail: (211) [system] char_type('B', cntrl)
^  Fail: (210) [user] is_like_space('B')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] get_char((0x55fbb4538270), _1576040)
   Exit: (209) [system] get_char((0x55fbb4538270), 'B')
   Call: (209) [system] 'B'='('
   Fail: (209) [system] 'B'='('
   Call: (209) [system] 'B'='['
   Fail: (209) [system] 'B'='['
   Call: (209) [system] 'B'='{'
   Fail: (209) [system] 'B'='{'
   Call: (209) [system] 'B'='"'
   Fail: (209) [system] 'B'='"'
   Call: (209) [system] 'B'=!
   Fail: (209) [system] 'B'=!
   Call: (209) [system] 'B'='\''
   Fail: (209) [system] 'B'='\''
   Call: (209) [system] 'B'='`'
   Fail: (209) [system] 'B'='`'
   Call: (209) [system] 'B'=end_of_file
   Fail: (209) [system] 'B'=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55fbb4538270), 'B', _1558172)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1593682)
   Call: (211) [system] peek_char((0x55fbb4538270), _1594616)
   Exit: (211) [system] peek_char((0x55fbb4538270), ')')
^  Call: (211) [user] is_delimiter(')')
   Call: (212) [system] char_type(')', space)
   Fail: (212) [system] char_type(')', space)
   Call: (212) [system] arg(_1599336, v('(', ')', end_of_file), ')')
   Exit: (212) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (211) [user] is_delimiter(')')
   Call: (211) [system] _1593682=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (210) [user] classify_and_convert_charseq(['B'], _1558172)
^  Call: (211) [user] classify_and_convert_charseq_(['B'], _1605772)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_1606724, _1606726), once(user:catch(read_from_chars(['B'], _1605772), _1606706, fail)), '$restore_trace'(_1606724, _1606726))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_1606724, _1606726))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1605772), _1606706, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(_1605772)
   Fail: (212) [system] atomic(_1605772)
   Call: (212) [system] atom_chars(_1605772, ['B'])
   Exit: (212) [system] atom_chars('B', ['B'])
^  Exit: (211) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (211) [system] integer('B')
   Fail: (211) [system] integer('B')
   Call: (211) [system] _1558172='B'
   Exit: (211) [system] 'B'='B'
^  Exit: (210) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (209) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (208) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _1620722)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1622580)
   Exit: (210) [system] peek_char((0x55fbb4538270), ')')
   Call: (210) [system] ')'=(;)
   Fail: (210) [system] ')'=(;)
   Call: (210) [system] ')'=(/)
   Fail: (210) [system] ')'=(/)
^  Call: (210) [user] is_like_space(')')
   Call: (211) [system] char_type(')', 'white')
   Fail: (211) [system] char_type(')', 'white')
   Call: (211) [system] char_type(')', end_of_line)
   Fail: (211) [system] char_type(')', end_of_line)
   Call: (211) [system] char_type(')', space)
   Fail: (211) [system] char_type(')', space)
   Call: (211) [system] char_type(')', cntrl)
   Fail: (211) [system] char_type(')', cntrl)
^  Fail: (210) [user] is_like_space(')')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1638590)
   Exit: (209) [system] peek_char((0x55fbb4538270), ')')
   Call: (209) [system] ')'=')'
   Exit: (209) [system] ')'=')'
   Call: (209) [system] get_char((0x55fbb4538270), _1642380)
   Exit: (209) [system] get_char((0x55fbb4538270), ')')
   Call: (209) [system] _1620722=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), [])
   Call: (208) [system] _1521512=['B']
   Exit: (208) [system] ['B']=['B']
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (207) [system] _1424174=['A', 'B']
   Exit: (207) [system] ['A', 'B']=['A', 'B']
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), ['A', 'B'])
   Call: (206) [system] _1218098=['AndLink', 'A', 'B']
   Exit: (206) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (205) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Exit: (204) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Call: (204) [user] read_list(')', (0x55fbb4538270), _1656262)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1658120)
   Exit: (206) [system] peek_char((0x55fbb4538270), ' ')
   Call: (206) [system] ' '=(;)
   Fail: (206) [system] ' '=(;)
   Call: (206) [system] ' '=(/)
   Fail: (206) [system] ' '=(/)
^  Call: (206) [user] is_like_space(' ')
   Call: (207) [system] char_type(' ', 'white')
   Exit: (207) [system] char_type(' ', 'white')
^  Exit: (206) [user] is_like_space(' ')
   Call: (206) [system] get_char((0x55fbb4538270), _1667714)
   Exit: (206) [system] get_char((0x55fbb4538270), ' ')
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1670418)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'C')
   Call: (207) [system] 'C'=(;)
   Fail: (207) [system] 'C'=(;)
   Call: (207) [system] 'C'=(/)
   Fail: (207) [system] 'C'=(/)
^  Call: (207) [user] is_like_space('C')
   Call: (208) [system] char_type('C', 'white')
   Fail: (208) [system] char_type('C', 'white')
   Call: (208) [system] char_type('C', end_of_line)
   Fail: (208) [system] char_type('C', end_of_line)
   Call: (208) [system] char_type('C', space)
   Fail: (208) [system] char_type('C', space)
   Call: (208) [system] char_type('C', cntrl)
   Fail: (208) [system] char_type('C', cntrl)
^  Fail: (207) [user] is_like_space('C')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1687352)
   Exit: (205) [system] peek_char((0x55fbb4538270), 'C')
   Call: (205) [system] 'C'=')'
   Fail: (205) [system] 'C'=')'
   Call: (205) [system] 'C'=end_of_file
   Fail: (205) [system] 'C'=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55fbb4538270), _1692922)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1694780)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'C')
   Call: (207) [system] 'C'=(;)
   Fail: (207) [system] 'C'=(;)
   Call: (207) [system] 'C'=(/)
   Fail: (207) [system] 'C'=(/)
^  Call: (207) [user] is_like_space('C')
   Call: (208) [system] char_type('C', 'white')
   Fail: (208) [system] char_type('C', 'white')
   Call: (208) [system] char_type('C', end_of_line)
   Fail: (208) [system] char_type('C', end_of_line)
   Call: (208) [system] char_type('C', space)
   Fail: (208) [system] char_type('C', space)
   Call: (208) [system] char_type('C', cntrl)
   Fail: (208) [system] char_type('C', cntrl)
^  Fail: (207) [user] is_like_space('C')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] get_char((0x55fbb4538270), _1710790)
   Exit: (206) [system] get_char((0x55fbb4538270), 'C')
   Call: (206) [system] 'C'='('
   Fail: (206) [system] 'C'='('
   Call: (206) [system] 'C'='['
   Fail: (206) [system] 'C'='['
   Call: (206) [system] 'C'='{'
   Fail: (206) [system] 'C'='{'
   Call: (206) [system] 'C'='"'
   Fail: (206) [system] 'C'='"'
   Call: (206) [system] 'C'=!
   Fail: (206) [system] 'C'=!
   Call: (206) [system] 'C'='\''
   Fail: (206) [system] 'C'='\''
   Call: (206) [system] 'C'='`'
   Fail: (206) [system] 'C'='`'
   Call: (206) [system] 'C'=end_of_file
   Fail: (206) [system] 'C'=end_of_file
^  Call: (206) [user] read_symbolic(')', (0x55fbb4538270), 'C', _1692922)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1728432)
   Call: (208) [system] peek_char((0x55fbb4538270), _1729366)
   Exit: (208) [system] peek_char((0x55fbb4538270), ')')
^  Call: (208) [user] is_delimiter(')')
   Call: (209) [system] char_type(')', space)
   Fail: (209) [system] char_type(')', space)
   Call: (209) [system] arg(_1734086, v('(', ')', end_of_file), ')')
   Exit: (209) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (208) [user] is_delimiter(')')
   Call: (208) [system] _1728432=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (207) [user] classify_and_convert_charseq(['C'], _1692922)
^  Call: (208) [user] classify_and_convert_charseq_(['C'], _1740522)
^  Call: (210) [system] setup_call_cleanup('$notrace'(_1741474, _1741476), once(user:catch(read_from_chars(['C'], _1740522), _1741456, fail)), '$restore_trace'(_1741474, _1741476))
^  Call: (211) [system] sig_atomic(system:'$notrace'(_1741474, _1741476))
^  Exit: (210) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1740522), _1741456, fail)), system:'$restore_trace'(3, -1))
   Call: (209) [system] atomic(_1740522)
   Fail: (209) [system] atomic(_1740522)
   Call: (209) [system] atom_chars(_1740522, ['C'])
   Exit: (209) [system] atom_chars('C', ['C'])
^  Exit: (208) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (208) [system] integer('C')
   Fail: (208) [system] integer('C')
   Call: (208) [system] _1692922='C'
   Exit: (208) [system] 'C'='C'
^  Exit: (207) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (206) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (205) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (205) [user] read_list(')', (0x55fbb4538270), _1755472)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1757330)
   Exit: (207) [system] peek_char((0x55fbb4538270), ')')
   Call: (207) [system] ')'=(;)
   Fail: (207) [system] ')'=(;)
   Call: (207) [system] ')'=(/)
   Fail: (207) [system] ')'=(/)
^  Call: (207) [user] is_like_space(')')
   Call: (208) [system] char_type(')', 'white')
   Fail: (208) [system] char_type(')', 'white')
   Call: (208) [system] char_type(')', end_of_line)
   Fail: (208) [system] char_type(')', end_of_line)
   Call: (208) [system] char_type(')', space)
   Fail: (208) [system] char_type(')', space)
   Call: (208) [system] char_type(')', cntrl)
   Fail: (208) [system] char_type(')', cntrl)
^  Fail: (207) [user] is_like_space(')')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1773340)
   Exit: (206) [system] peek_char((0x55fbb4538270), ')')
   Call: (206) [system] ')'=')'
   Exit: (206) [system] ')'=')'
   Call: (206) [system] get_char((0x55fbb4538270), _1777130)
   Exit: (206) [system] get_char((0x55fbb4538270), ')')
   Call: (206) [system] _1755472=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_list(')', (0x55fbb4538270), [])
   Call: (205) [system] _1656262=['C']
   Exit: (205) [system] ['C']=['C']
^  Exit: (204) [user] read_list(')', (0x55fbb4538270), ['C'])
   Call: (204) [system] _1181438=[['AndLink', 'A', 'B'], 'C']
   Exit: (204) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (203) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'A', 'B'], 'C'])
   Call: (203) [system] _908442=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (203) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _1791012)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1792870)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
   Call: (203) [system] ' '=(/)
   Fail: (203) [system] ' '=(/)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55fbb4538270), _1802464)
   Exit: (203) [system] get_char((0x55fbb4538270), ' ')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1805168)
   Exit: (204) [system] peek_char((0x55fbb4538270), '(')
   Call: (204) [system] '('=(;)
   Fail: (204) [system] '('=(;)
   Call: (204) [system] '('=(/)
   Fail: (204) [system] '('=(/)
^  Call: (204) [user] is_like_space('(')
   Call: (205) [system] char_type('(', 'white')
   Fail: (205) [system] char_type('(', 'white')
   Call: (205) [system] char_type('(', end_of_line)
   Fail: (205) [system] char_type('(', end_of_line)
   Call: (205) [system] char_type('(', space)
   Fail: (205) [system] char_type('(', space)
   Call: (205) [system] char_type('(', cntrl)
   Fail: (205) [system] char_type('(', cntrl)
^  Fail: (204) [user] is_like_space('(')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1822102)
   Exit: (202) [system] peek_char((0x55fbb4538270), '(')
   Call: (202) [system] '('=')'
   Fail: (202) [system] '('=')'
   Call: (202) [system] '('=end_of_file
   Fail: (202) [system] '('=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55fbb4538270), _1827672)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1829530)
   Exit: (204) [system] peek_char((0x55fbb4538270), '(')
   Call: (204) [system] '('=(;)
   Fail: (204) [system] '('=(;)
   Call: (204) [system] '('=(/)
   Fail: (204) [system] '('=(/)
^  Call: (204) [user] is_like_space('(')
   Call: (205) [system] char_type('(', 'white')
   Fail: (205) [system] char_type('(', 'white')
   Call: (205) [system] char_type('(', end_of_line)
   Fail: (205) [system] char_type('(', end_of_line)
   Call: (205) [system] char_type('(', space)
   Fail: (205) [system] char_type('(', space)
   Call: (205) [system] char_type('(', cntrl)
   Fail: (205) [system] char_type('(', cntrl)
^  Fail: (204) [user] is_like_space('(')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] get_char((0x55fbb4538270), _1845540)
   Exit: (203) [system] get_char((0x55fbb4538270), '(')
   Call: (203) [system] '('='('
   Exit: (203) [system] '('='('
^  Call: (203) [user] read_list(')', (0x55fbb4538270), _1827672)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1851110)
   Exit: (205) [system] peek_char((0x55fbb4538270), 'I')
   Call: (205) [system] 'I'=(;)
   Fail: (205) [system] 'I'=(;)
   Call: (205) [system] 'I'=(/)
   Fail: (205) [system] 'I'=(/)
^  Call: (205) [user] is_like_space('I')
   Call: (206) [system] char_type('I', 'white')
   Fail: (206) [system] char_type('I', 'white')
   Call: (206) [system] char_type('I', end_of_line)
   Fail: (206) [system] char_type('I', end_of_line)
   Call: (206) [system] char_type('I', space)
   Fail: (206) [system] char_type('I', space)
   Call: (206) [system] char_type('I', cntrl)
   Fail: (206) [system] char_type('I', cntrl)
^  Fail: (205) [user] is_like_space('I')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1867120)
   Exit: (204) [system] peek_char((0x55fbb4538270), 'I')
   Call: (204) [system] 'I'=')'
   Fail: (204) [system] 'I'=')'
   Call: (204) [system] 'I'=end_of_file
   Fail: (204) [system] 'I'=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55fbb4538270), _1872690)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1874548)
   Exit: (206) [system] peek_char((0x55fbb4538270), 'I')
   Call: (206) [system] 'I'=(;)
   Fail: (206) [system] 'I'=(;)
   Call: (206) [system] 'I'=(/)
   Fail: (206) [system] 'I'=(/)
^  Call: (206) [user] is_like_space('I')
   Call: (207) [system] char_type('I', 'white')
   Fail: (207) [system] char_type('I', 'white')
   Call: (207) [system] char_type('I', end_of_line)
   Fail: (207) [system] char_type('I', end_of_line)
   Call: (207) [system] char_type('I', space)
   Fail: (207) [system] char_type('I', space)
   Call: (207) [system] char_type('I', cntrl)
   Fail: (207) [system] char_type('I', cntrl)
^  Fail: (206) [user] is_like_space('I')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] get_char((0x55fbb4538270), _1890558)
   Exit: (205) [system] get_char((0x55fbb4538270), 'I')
   Call: (205) [system] 'I'='('
   Fail: (205) [system] 'I'='('
   Call: (205) [system] 'I'='['
   Fail: (205) [system] 'I'='['
   Call: (205) [system] 'I'='{'
   Fail: (205) [system] 'I'='{'
   Call: (205) [system] 'I'='"'
   Fail: (205) [system] 'I'='"'
   Call: (205) [system] 'I'=!
   Fail: (205) [system] 'I'=!
   Call: (205) [system] 'I'='\''
   Fail: (205) [system] 'I'='\''
   Call: (205) [system] 'I'='`'
   Fail: (205) [system] 'I'='`'
   Call: (205) [system] 'I'=end_of_file
   Fail: (205) [system] 'I'=end_of_file
^  Call: (205) [user] read_symbolic(')', (0x55fbb4538270), 'I', _1872690)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1908200)
   Call: (207) [system] peek_char((0x55fbb4538270), _1909134)
   Exit: (207) [system] peek_char((0x55fbb4538270), m)
^  Call: (207) [user] is_delimiter(m)
   Call: (208) [system] char_type(m, space)
   Fail: (208) [system] char_type(m, space)
   Call: (208) [system] arg(_1913854, v('(', ')', end_of_file), m)
   Fail: (208) [system] arg(_1914786, v('(', ')', end_of_file), m)
^  Fail: (207) [user] is_delimiter(m)
   Call: (207) [system] ')'==m
   Fail: (207) [system] ')'==m
   Call: (207) [system] get_char((0x55fbb4538270), m)
   Exit: (207) [system] get_char((0x55fbb4538270), m)
   Call: (207) [system] m=(\)
   Fail: (207) [system] m=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1922136)
   Call: (208) [system] peek_char((0x55fbb4538270), _1923070)
   Exit: (208) [system] peek_char((0x55fbb4538270), p)
^  Call: (208) [user] is_delimiter(p)
   Call: (209) [system] char_type(p, space)
   Fail: (209) [system] char_type(p, space)
   Call: (209) [system] arg(_1927790, v('(', ')', end_of_file), p)
   Fail: (209) [system] arg(_1928722, v('(', ')', end_of_file), p)
^  Fail: (208) [user] is_delimiter(p)
   Call: (208) [system] ')'==p
   Fail: (208) [system] ')'==p
   Call: (208) [system] get_char((0x55fbb4538270), p)
   Exit: (208) [system] get_char((0x55fbb4538270), p)
   Call: (208) [system] p=(\)
   Fail: (208) [system] p=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1936072)
   Call: (209) [system] peek_char((0x55fbb4538270), _1937006)
   Exit: (209) [system] peek_char((0x55fbb4538270), l)
^  Call: (209) [user] is_delimiter(l)
   Call: (210) [system] char_type(l, space)
   Fail: (210) [system] char_type(l, space)
   Call: (210) [system] arg(_1941726, v('(', ')', end_of_file), l)
   Fail: (210) [system] arg(_1942658, v('(', ')', end_of_file), l)
^  Fail: (209) [user] is_delimiter(l)
   Call: (209) [system] ')'==l
   Fail: (209) [system] ')'==l
   Call: (209) [system] get_char((0x55fbb4538270), l)
   Exit: (209) [system] get_char((0x55fbb4538270), l)
   Call: (209) [system] l=(\)
   Fail: (209) [system] l=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1950008)
   Call: (210) [system] peek_char((0x55fbb4538270), _1950942)
   Exit: (210) [system] peek_char((0x55fbb4538270), i)
^  Call: (210) [user] is_delimiter(i)
   Call: (211) [system] char_type(i, space)
   Fail: (211) [system] char_type(i, space)
   Call: (211) [system] arg(_1955662, v('(', ')', end_of_file), i)
   Fail: (211) [system] arg(_1956594, v('(', ')', end_of_file), i)
^  Fail: (210) [user] is_delimiter(i)
   Call: (210) [system] ')'==i
   Fail: (210) [system] ')'==i
   Call: (210) [system] get_char((0x55fbb4538270), i)
   Exit: (210) [system] get_char((0x55fbb4538270), i)
   Call: (210) [system] i=(\)
   Fail: (210) [system] i=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1963944)
   Call: (211) [system] peek_char((0x55fbb4538270), _1964878)
   Exit: (211) [system] peek_char((0x55fbb4538270), c)
^  Call: (211) [user] is_delimiter(c)
   Call: (212) [system] char_type(c, space)
   Fail: (212) [system] char_type(c, space)
   Call: (212) [system] arg(_1969598, v('(', ')', end_of_file), c)
   Fail: (212) [system] arg(_1970530, v('(', ')', end_of_file), c)
^  Fail: (211) [user] is_delimiter(c)
   Call: (211) [system] ')'==c
   Fail: (211) [system] ')'==c
   Call: (211) [system] get_char((0x55fbb4538270), c)
   Exit: (211) [system] get_char((0x55fbb4538270), c)
   Call: (211) [system] c=(\)
   Fail: (211) [system] c=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1977880)
   Call: (212) [system] peek_char((0x55fbb4538270), _1978814)
   Exit: (212) [system] peek_char((0x55fbb4538270), a)
^  Call: (212) [user] is_delimiter(a)
   Call: (213) [system] char_type(a, space)
   Fail: (213) [system] char_type(a, space)
   Call: (213) [system] arg(_1983534, v('(', ')', end_of_file), a)
   Fail: (213) [system] arg(_1984466, v('(', ')', end_of_file), a)
^  Fail: (212) [user] is_delimiter(a)
   Call: (212) [system] ')'==a
   Fail: (212) [system] ')'==a
   Call: (212) [system] get_char((0x55fbb4538270), a)
   Exit: (212) [system] get_char((0x55fbb4538270), a)
   Call: (212) [system] a=(\)
   Fail: (212) [system] a=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1991816)
   Call: (213) [system] peek_char((0x55fbb4538270), _1992750)
   Exit: (213) [system] peek_char((0x55fbb4538270), t)
^  Call: (213) [user] is_delimiter(t)
   Call: (214) [system] char_type(t, space)
   Fail: (214) [system] char_type(t, space)
   Call: (214) [system] arg(_1997470, v('(', ')', end_of_file), t)
   Fail: (214) [system] arg(_1998402, v('(', ')', end_of_file), t)
^  Fail: (213) [user] is_delimiter(t)
   Call: (213) [system] ')'==t
   Fail: (213) [system] ')'==t
   Call: (213) [system] get_char((0x55fbb4538270), t)
   Exit: (213) [system] get_char((0x55fbb4538270), t)
   Call: (213) [system] t=(\)
   Fail: (213) [system] t=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _2005752)
   Call: (214) [system] peek_char((0x55fbb4538270), _2006686)
   Exit: (214) [system] peek_char((0x55fbb4538270), i)
^  Call: (214) [user] is_delimiter(i)
   Call: (215) [system] char_type(i, space)
   Fail: (215) [system] char_type(i, space)
   Call: (215) [system] arg(_2011406, v('(', ')', end_of_file), i)
   Fail: (215) [system] arg(_2012338, v('(', ')', end_of_file), i)
^  Fail: (214) [user] is_delimiter(i)
   Call: (214) [system] ')'==i
   Fail: (214) [system] ')'==i
   Call: (214) [system] get_char((0x55fbb4538270), i)
   Exit: (214) [system] get_char((0x55fbb4538270), i)
   Call: (214) [system] i=(\)
   Fail: (214) [system] i=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _2019688)
   Call: (215) [system] peek_char((0x55fbb4538270), _2020622)
   Exit: (215) [system] peek_char((0x55fbb4538270), o)
^  Call: (215) [user] is_delimiter(o)
   Call: (216) [system] char_type(o, space)
   Fail: (216) [system] char_type(o, space)
   Call: (216) [system] arg(_2025342, v('(', ')', end_of_file), o)
   Fail: (216) [system] arg(_2026274, v('(', ')', end_of_file), o)
^  Fail: (215) [user] is_delimiter(o)
   Call: (215) [system] ')'==o
   Fail: (215) [system] ')'==o
   Call: (215) [system] get_char((0x55fbb4538270), o)
   Exit: (215) [system] get_char((0x55fbb4538270), o)
   Call: (215) [system] o=(\)
   Fail: (215) [system] o=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _2033624)
   Call: (216) [system] peek_char((0x55fbb4538270), _2034558)
   Exit: (216) [system] peek_char((0x55fbb4538270), n)
^  Call: (216) [user] is_delimiter(n)
   Call: (217) [system] char_type(n, space)
   Fail: (217) [system] char_type(n, space)
   Call: (217) [system] arg(_2039278, v('(', ')', end_of_file), n)
   Fail: (217) [system] arg(_2040210, v('(', ')', end_of_file), n)
^  Fail: (216) [user] is_delimiter(n)
   Call: (216) [system] ')'==n
   Fail: (216) [system] ')'==n
   Call: (216) [system] get_char((0x55fbb4538270), n)
   Exit: (216) [system] get_char((0x55fbb4538270), n)
   Call: (216) [system] n=(\)
   Fail: (216) [system] n=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _2047560)
   Call: (217) [system] peek_char((0x55fbb4538270), _2048494)
   Exit: (217) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (217) [user] is_delimiter(' ')
   Call: (218) [system] char_type(' ', space)
   Exit: (218) [system] char_type(' ', space)
^  Exit: (217) [user] is_delimiter(' ')
   Call: (217) [system] _2047560=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (216) [system] _2033624=[n]
   Exit: (216) [system] [n]=[n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (215) [system] _2019688=[o, n]
   Exit: (215) [system] [o, n]=[o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (214) [system] _2005752=[i, o, n]
   Exit: (214) [system] [i, o, n]=[i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (213) [system] _1991816=[t, i, o, n]
   Exit: (213) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (212) [system] _1977880=[a, t, i, o, n]
   Exit: (212) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (211) [system] _1963944=[c, a, t, i, o, n]
   Exit: (211) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (210) [system] _1950008=[i, c, a, t, i, o, n]
   Exit: (210) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (209) [system] _1936072=[l, i, c, a, t, i, o, n]
   Exit: (209) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (208) [system] _1922136=[p, l, i, c, a, t, i, o, n]
   Exit: (208) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (207) [system] _1908200=[m, p, l, i, c, a, t, i, o, n]
   Exit: (207) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (206) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _1872690)
^  Call: (207) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _2085718)
^  Call: (209) [system] setup_call_cleanup('$notrace'(_2086670, _2086672), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _2085718), _2086652, fail)), '$restore_trace'(_2086670, _2086672))
^  Call: (210) [system] sig_atomic(system:'$notrace'(_2086670, _2086672))
^  Exit: (209) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _2085718), _2086652, fail)), system:'$restore_trace'(3, -1))
   Call: (208) [system] atomic(_2085718)
   Fail: (208) [system] atomic(_2085718)
   Call: (208) [system] atom_chars(_2085718, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (208) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (207) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (207) [system] integer('Implication')
   Fail: (207) [system] integer('Implication')
   Call: (207) [system] _1872690='Implication'
   Exit: (207) [system] 'Implication'='Implication'
^  Exit: (206) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (205) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (204) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (204) [user] read_list(')', (0x55fbb4538270), _7610)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _9468)
   Exit: (206) [system] peek_char((0x55fbb4538270), ' ')
   Call: (206) [system] ' '=(;)
   Fail: (206) [system] ' '=(;)
   Call: (206) [system] ' '=(/)
   Fail: (206) [system] ' '=(/)
^  Call: (206) [user] is_like_space(' ')
   Call: (207) [system] char_type(' ', 'white')
   Exit: (207) [system] char_type(' ', 'white')
^  Exit: (206) [user] is_like_space(' ')
   Call: (206) [system] get_char((0x55fbb4538270), _19062)
   Exit: (206) [system] get_char((0x55fbb4538270), ' ')
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _21766)
   Exit: (207) [system] peek_char((0x55fbb4538270), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
   Call: (207) [system] '('=(/)
   Fail: (207) [system] '('=(/)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _38700)
   Exit: (205) [system] peek_char((0x55fbb4538270), '(')
   Call: (205) [system] '('=')'
   Fail: (205) [system] '('=')'
   Call: (205) [system] '('=end_of_file
   Fail: (205) [system] '('=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55fbb4538270), _44270)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _46128)
   Exit: (207) [system] peek_char((0x55fbb4538270), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
   Call: (207) [system] '('=(/)
   Fail: (207) [system] '('=(/)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] get_char((0x55fbb4538270), _62138)
   Exit: (206) [system] get_char((0x55fbb4538270), '(')
   Call: (206) [system] '('='('
   Exit: (206) [system] '('='('
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _44270)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _67708)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'O')
   Call: (208) [system] 'O'=(;)
   Fail: (208) [system] 'O'=(;)
   Call: (208) [system] 'O'=(/)
   Fail: (208) [system] 'O'=(/)
^  Call: (208) [user] is_like_space('O')
   Call: (209) [system] char_type('O', 'white')
   Fail: (209) [system] char_type('O', 'white')
   Call: (209) [system] char_type('O', end_of_line)
   Fail: (209) [system] char_type('O', end_of_line)
   Call: (209) [system] char_type('O', space)
   Fail: (209) [system] char_type('O', space)
   Call: (209) [system] char_type('O', cntrl)
   Fail: (209) [system] char_type('O', cntrl)
^  Fail: (208) [user] is_like_space('O')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _83718)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'O')
   Call: (207) [system] 'O'=')'
   Fail: (207) [system] 'O'=')'
   Call: (207) [system] 'O'=end_of_file
   Fail: (207) [system] 'O'=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55fbb4538270), _89288)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _91146)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'O')
   Call: (209) [system] 'O'=(;)
   Fail: (209) [system] 'O'=(;)
   Call: (209) [system] 'O'=(/)
   Fail: (209) [system] 'O'=(/)
^  Call: (209) [user] is_like_space('O')
   Call: (210) [system] char_type('O', 'white')
   Fail: (210) [system] char_type('O', 'white')
   Call: (210) [system] char_type('O', end_of_line)
   Fail: (210) [system] char_type('O', end_of_line)
   Call: (210) [system] char_type('O', space)
   Fail: (210) [system] char_type('O', space)
   Call: (210) [system] char_type('O', cntrl)
   Fail: (210) [system] char_type('O', cntrl)
^  Fail: (209) [user] is_like_space('O')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] get_char((0x55fbb4538270), _107156)
   Exit: (208) [system] get_char((0x55fbb4538270), 'O')
   Call: (208) [system] 'O'='('
   Fail: (208) [system] 'O'='('
   Call: (208) [system] 'O'='['
   Fail: (208) [system] 'O'='['
   Call: (208) [system] 'O'='{'
   Fail: (208) [system] 'O'='{'
   Call: (208) [system] 'O'='"'
   Fail: (208) [system] 'O'='"'
   Call: (208) [system] 'O'=!
   Fail: (208) [system] 'O'=!
   Call: (208) [system] 'O'='\''
   Fail: (208) [system] 'O'='\''
   Call: (208) [system] 'O'='`'
   Fail: (208) [system] 'O'='`'
   Call: (208) [system] 'O'=end_of_file
   Fail: (208) [system] 'O'=end_of_file
^  Call: (208) [user] read_symbolic(')', (0x55fbb4538270), 'O', _89288)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _124798)
   Call: (210) [system] peek_char((0x55fbb4538270), _125732)
   Exit: (210) [system] peek_char((0x55fbb4538270), r)
^  Call: (210) [user] is_delimiter(r)
   Call: (211) [system] char_type(r, space)
   Fail: (211) [system] char_type(r, space)
   Call: (211) [system] arg(_130452, v('(', ')', end_of_file), r)
   Fail: (211) [system] arg(_131384, v('(', ')', end_of_file), r)
^  Fail: (210) [user] is_delimiter(r)
   Call: (210) [system] ')'==r
   Fail: (210) [system] ')'==r
   Call: (210) [system] get_char((0x55fbb4538270), r)
   Exit: (210) [system] get_char((0x55fbb4538270), r)
   Call: (210) [system] r=(\)
   Fail: (210) [system] r=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _138734)
   Call: (211) [system] peek_char((0x55fbb4538270), _139668)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (211) [user] is_delimiter('L')
   Call: (212) [system] char_type('L', space)
   Fail: (212) [system] char_type('L', space)
   Call: (212) [system] arg(_144388, v('(', ')', end_of_file), 'L')
   Fail: (212) [system] arg(_145320, v('(', ')', end_of_file), 'L')
^  Fail: (211) [user] is_delimiter('L')
   Call: (211) [system] ')'=='L'
   Fail: (211) [system] ')'=='L'
   Call: (211) [system] get_char((0x55fbb4538270), 'L')
   Exit: (211) [system] get_char((0x55fbb4538270), 'L')
   Call: (211) [system] 'L'=(\)
   Fail: (211) [system] 'L'=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _152670)
   Call: (212) [system] peek_char((0x55fbb4538270), _153604)
   Exit: (212) [system] peek_char((0x55fbb4538270), i)
^  Call: (212) [user] is_delimiter(i)
   Call: (213) [system] char_type(i, space)
   Fail: (213) [system] char_type(i, space)
   Call: (213) [system] arg(_158324, v('(', ')', end_of_file), i)
   Fail: (213) [system] arg(_159256, v('(', ')', end_of_file), i)
^  Fail: (212) [user] is_delimiter(i)
   Call: (212) [system] ')'==i
   Fail: (212) [system] ')'==i
   Call: (212) [system] get_char((0x55fbb4538270), i)
   Exit: (212) [system] get_char((0x55fbb4538270), i)
   Call: (212) [system] i=(\)
   Fail: (212) [system] i=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _166606)
   Call: (213) [system] peek_char((0x55fbb4538270), _167540)
   Exit: (213) [system] peek_char((0x55fbb4538270), n)
^  Call: (213) [user] is_delimiter(n)
   Call: (214) [system] char_type(n, space)
   Fail: (214) [system] char_type(n, space)
   Call: (214) [system] arg(_172260, v('(', ')', end_of_file), n)
   Fail: (214) [system] arg(_173192, v('(', ')', end_of_file), n)
^  Fail: (213) [user] is_delimiter(n)
   Call: (213) [system] ')'==n
   Fail: (213) [system] ')'==n
   Call: (213) [system] get_char((0x55fbb4538270), n)
   Exit: (213) [system] get_char((0x55fbb4538270), n)
   Call: (213) [system] n=(\)
   Fail: (213) [system] n=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _180542)
   Call: (214) [system] peek_char((0x55fbb4538270), _181476)
   Exit: (214) [system] peek_char((0x55fbb4538270), k)
^  Call: (214) [user] is_delimiter(k)
   Call: (215) [system] char_type(k, space)
   Fail: (215) [system] char_type(k, space)
   Call: (215) [system] arg(_186196, v('(', ')', end_of_file), k)
   Fail: (215) [system] arg(_187128, v('(', ')', end_of_file), k)
^  Fail: (214) [user] is_delimiter(k)
   Call: (214) [system] ')'==k
   Fail: (214) [system] ')'==k
   Call: (214) [system] get_char((0x55fbb4538270), k)
   Exit: (214) [system] get_char((0x55fbb4538270), k)
   Call: (214) [system] k=(\)
   Fail: (214) [system] k=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _194478)
   Call: (215) [system] peek_char((0x55fbb4538270), _195412)
   Exit: (215) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (215) [user] is_delimiter(' ')
   Call: (216) [system] char_type(' ', space)
   Exit: (216) [system] char_type(' ', space)
^  Exit: (215) [user] is_delimiter(' ')
   Call: (215) [system] _194478=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (214) [system] _180542=[k]
   Exit: (214) [system] [k]=[k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (213) [system] _166606=[n, k]
   Exit: (213) [system] [n, k]=[n, k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (212) [system] _152670=[i, n, k]
   Exit: (212) [system] [i, n, k]=[i, n, k]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (211) [system] _138734=['L', i, n, k]
   Exit: (211) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (210) [system] _124798=[r, 'L', i, n, k]
   Exit: (210) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (209) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _89288)
^  Call: (210) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _218666)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_219618, _219620), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _218666), _219600, fail)), '$restore_trace'(_219618, _219620))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_219618, _219620))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _218666), _219600, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(_218666)
   Fail: (211) [system] atomic(_218666)
   Call: (211) [system] atom_chars(_218666, ['O', r, 'L', i, n, k])
   Exit: (211) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (210) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (210) [system] integer('OrLink')
   Fail: (210) [system] integer('OrLink')
   Call: (210) [system] _89288='OrLink'
   Exit: (210) [system] 'OrLink'='OrLink'
^  Exit: (209) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (208) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (207) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _233616)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _235474)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
   Call: (209) [system] ' '=(/)
   Fail: (209) [system] ' '=(/)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55fbb4538270), _245068)
   Exit: (209) [system] get_char((0x55fbb4538270), ' ')
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _247772)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'C')
   Call: (210) [system] 'C'=(;)
   Fail: (210) [system] 'C'=(;)
   Call: (210) [system] 'C'=(/)
   Fail: (210) [system] 'C'=(/)
^  Call: (210) [user] is_like_space('C')
   Call: (211) [system] char_type('C', 'white')
   Fail: (211) [system] char_type('C', 'white')
   Call: (211) [system] char_type('C', end_of_line)
   Fail: (211) [system] char_type('C', end_of_line)
   Call: (211) [system] char_type('C', space)
   Fail: (211) [system] char_type('C', space)
   Call: (211) [system] char_type('C', cntrl)
   Fail: (211) [system] char_type('C', cntrl)
^  Fail: (210) [user] is_like_space('C')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _264706)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'C')
   Call: (208) [system] 'C'=')'
   Fail: (208) [system] 'C'=')'
   Call: (208) [system] 'C'=end_of_file
   Fail: (208) [system] 'C'=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55fbb4538270), _270276)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _272134)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'C')
   Call: (210) [system] 'C'=(;)
   Fail: (210) [system] 'C'=(;)
   Call: (210) [system] 'C'=(/)
   Fail: (210) [system] 'C'=(/)
^  Call: (210) [user] is_like_space('C')
   Call: (211) [system] char_type('C', 'white')
   Fail: (211) [system] char_type('C', 'white')
   Call: (211) [system] char_type('C', end_of_line)
   Fail: (211) [system] char_type('C', end_of_line)
   Call: (211) [system] char_type('C', space)
   Fail: (211) [system] char_type('C', space)
   Call: (211) [system] char_type('C', cntrl)
   Fail: (211) [system] char_type('C', cntrl)
^  Fail: (210) [user] is_like_space('C')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] get_char((0x55fbb4538270), _288144)
   Exit: (209) [system] get_char((0x55fbb4538270), 'C')
   Call: (209) [system] 'C'='('
   Fail: (209) [system] 'C'='('
   Call: (209) [system] 'C'='['
   Fail: (209) [system] 'C'='['
   Call: (209) [system] 'C'='{'
   Fail: (209) [system] 'C'='{'
   Call: (209) [system] 'C'='"'
   Fail: (209) [system] 'C'='"'
   Call: (209) [system] 'C'=!
   Fail: (209) [system] 'C'=!
   Call: (209) [system] 'C'='\''
   Fail: (209) [system] 'C'='\''
   Call: (209) [system] 'C'='`'
   Fail: (209) [system] 'C'='`'
   Call: (209) [system] 'C'=end_of_file
   Fail: (209) [system] 'C'=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55fbb4538270), 'C', _270276)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _305786)
   Call: (211) [system] peek_char((0x55fbb4538270), _306720)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (211) [user] is_delimiter(' ')
   Call: (212) [system] char_type(' ', space)
   Exit: (212) [system] char_type(' ', space)
^  Exit: (211) [user] is_delimiter(' ')
   Call: (211) [system] _305786=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (210) [user] classify_and_convert_charseq(['C'], _270276)
^  Call: (211) [user] classify_and_convert_charseq_(['C'], _316004)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_316956, _316958), once(user:catch(read_from_chars(['C'], _316004), _316938, fail)), '$restore_trace'(_316956, _316958))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_316956, _316958))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _316004), _316938, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(_316004)
   Fail: (212) [system] atomic(_316004)
   Call: (212) [system] atom_chars(_316004, ['C'])
   Exit: (212) [system] atom_chars('C', ['C'])
^  Exit: (211) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (211) [system] integer('C')
   Fail: (211) [system] integer('C')
   Call: (211) [system] _270276='C'
   Exit: (211) [system] 'C'='C'
^  Exit: (210) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (209) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (208) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _330954)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _332812)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
   Call: (210) [system] ' '=(/)
   Fail: (210) [system] ' '=(/)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55fbb4538270), _342406)
   Exit: (210) [system] get_char((0x55fbb4538270), ' ')
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _345110)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'D')
   Call: (211) [system] 'D'=(;)
   Fail: (211) [system] 'D'=(;)
   Call: (211) [system] 'D'=(/)
   Fail: (211) [system] 'D'=(/)
^  Call: (211) [user] is_like_space('D')
   Call: (212) [system] char_type('D', 'white')
   Fail: (212) [system] char_type('D', 'white')
   Call: (212) [system] char_type('D', end_of_line)
   Fail: (212) [system] char_type('D', end_of_line)
   Call: (212) [system] char_type('D', space)
   Fail: (212) [system] char_type('D', space)
   Call: (212) [system] char_type('D', cntrl)
   Fail: (212) [system] char_type('D', cntrl)
^  Fail: (211) [user] is_like_space('D')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _362044)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'D')
   Call: (209) [system] 'D'=')'
   Fail: (209) [system] 'D'=')'
   Call: (209) [system] 'D'=end_of_file
   Fail: (209) [system] 'D'=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55fbb4538270), _367614)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _369472)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'D')
   Call: (211) [system] 'D'=(;)
   Fail: (211) [system] 'D'=(;)
   Call: (211) [system] 'D'=(/)
   Fail: (211) [system] 'D'=(/)
^  Call: (211) [user] is_like_space('D')
   Call: (212) [system] char_type('D', 'white')
   Fail: (212) [system] char_type('D', 'white')
   Call: (212) [system] char_type('D', end_of_line)
   Fail: (212) [system] char_type('D', end_of_line)
   Call: (212) [system] char_type('D', space)
   Fail: (212) [system] char_type('D', space)
   Call: (212) [system] char_type('D', cntrl)
   Fail: (212) [system] char_type('D', cntrl)
^  Fail: (211) [user] is_like_space('D')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] get_char((0x55fbb4538270), _385482)
   Exit: (210) [system] get_char((0x55fbb4538270), 'D')
   Call: (210) [system] 'D'='('
   Fail: (210) [system] 'D'='('
   Call: (210) [system] 'D'='['
   Fail: (210) [system] 'D'='['
   Call: (210) [system] 'D'='{'
   Fail: (210) [system] 'D'='{'
   Call: (210) [system] 'D'='"'
   Fail: (210) [system] 'D'='"'
   Call: (210) [system] 'D'=!
   Fail: (210) [system] 'D'=!
   Call: (210) [system] 'D'='\''
   Fail: (210) [system] 'D'='\''
   Call: (210) [system] 'D'='`'
   Fail: (210) [system] 'D'='`'
   Call: (210) [system] 'D'=end_of_file
   Fail: (210) [system] 'D'=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55fbb4538270), 'D', _367614)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _403124)
   Call: (212) [system] peek_char((0x55fbb4538270), _404058)
   Exit: (212) [system] peek_char((0x55fbb4538270), ')')
^  Call: (212) [user] is_delimiter(')')
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] arg(_408778, v('(', ')', end_of_file), ')')
   Exit: (213) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (212) [user] is_delimiter(')')
   Call: (212) [system] _403124=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (211) [user] classify_and_convert_charseq(['D'], _367614)
^  Call: (212) [user] classify_and_convert_charseq_(['D'], _415214)
^  Call: (214) [system] setup_call_cleanup('$notrace'(_416166, _416168), once(user:catch(read_from_chars(['D'], _415214), _416148, fail)), '$restore_trace'(_416166, _416168))
^  Call: (215) [system] sig_atomic(system:'$notrace'(_416166, _416168))
^  Exit: (214) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _415214), _416148, fail)), system:'$restore_trace'(3, -1))
   Call: (213) [system] atomic(_415214)
   Fail: (213) [system] atomic(_415214)
   Call: (213) [system] atom_chars(_415214, ['D'])
   Exit: (213) [system] atom_chars('D', ['D'])
^  Exit: (212) [user] classify_and_convert_charseq_(['D'], 'D')
   Call: (212) [system] integer('D')
   Fail: (212) [system] integer('D')
   Call: (212) [system] _367614='D'
   Exit: (212) [system] 'D'='D'
^  Exit: (211) [user] classify_and_convert_charseq(['D'], 'D')
^  Exit: (210) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'D')
^  Exit: (209) [user] cont_sexpr(')', (0x55fbb4538270), 'D')
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _430164)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _432022)
   Exit: (211) [system] peek_char((0x55fbb4538270), ')')
   Call: (211) [system] ')'=(;)
   Fail: (211) [system] ')'=(;)
   Call: (211) [system] ')'=(/)
   Fail: (211) [system] ')'=(/)
^  Call: (211) [user] is_like_space(')')
   Call: (212) [system] char_type(')', 'white')
   Fail: (212) [system] char_type(')', 'white')
   Call: (212) [system] char_type(')', end_of_line)
   Fail: (212) [system] char_type(')', end_of_line)
   Call: (212) [system] char_type(')', space)
   Fail: (212) [system] char_type(')', space)
   Call: (212) [system] char_type(')', cntrl)
   Fail: (212) [system] char_type(')', cntrl)
^  Fail: (211) [user] is_like_space(')')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _448032)
   Exit: (210) [system] peek_char((0x55fbb4538270), ')')
   Call: (210) [system] ')'=')'
   Exit: (210) [system] ')'=')'
   Call: (210) [system] get_char((0x55fbb4538270), _451822)
   Exit: (210) [system] get_char((0x55fbb4538270), ')')
   Call: (210) [system] _430164=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), [])
   Call: (209) [system] _330954=['D']
   Exit: (209) [system] ['D']=['D']
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), ['D'])
   Call: (208) [system] _233616=['C', 'D']
   Exit: (208) [system] ['C', 'D']=['C', 'D']
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), ['C', 'D'])
   Call: (207) [system] _44270=['OrLink', 'C', 'D']
   Exit: (207) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Exit: (205) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Call: (205) [user] read_list(')', (0x55fbb4538270), _465704)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _467562)
   Exit: (207) [system] peek_char((0x55fbb4538270), ' ')
   Call: (207) [system] ' '=(;)
   Fail: (207) [system] ' '=(;)
   Call: (207) [system] ' '=(/)
   Fail: (207) [system] ' '=(/)
^  Call: (207) [user] is_like_space(' ')
   Call: (208) [system] char_type(' ', 'white')
   Exit: (208) [system] char_type(' ', 'white')
^  Exit: (207) [user] is_like_space(' ')
   Call: (207) [system] get_char((0x55fbb4538270), _477156)
   Exit: (207) [system] get_char((0x55fbb4538270), ' ')
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _479860)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'E')
   Call: (208) [system] 'E'=(;)
   Fail: (208) [system] 'E'=(;)
   Call: (208) [system] 'E'=(/)
   Fail: (208) [system] 'E'=(/)
^  Call: (208) [user] is_like_space('E')
   Call: (209) [system] char_type('E', 'white')
   Fail: (209) [system] char_type('E', 'white')
   Call: (209) [system] char_type('E', end_of_line)
   Fail: (209) [system] char_type('E', end_of_line)
   Call: (209) [system] char_type('E', space)
   Fail: (209) [system] char_type('E', space)
   Call: (209) [system] char_type('E', cntrl)
   Fail: (209) [system] char_type('E', cntrl)
^  Fail: (208) [user] is_like_space('E')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _496794)
   Exit: (206) [system] peek_char((0x55fbb4538270), 'E')
   Call: (206) [system] 'E'=')'
   Fail: (206) [system] 'E'=')'
   Call: (206) [system] 'E'=end_of_file
   Fail: (206) [system] 'E'=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55fbb4538270), _502364)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _504222)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'E')
   Call: (208) [system] 'E'=(;)
   Fail: (208) [system] 'E'=(;)
   Call: (208) [system] 'E'=(/)
   Fail: (208) [system] 'E'=(/)
^  Call: (208) [user] is_like_space('E')
   Call: (209) [system] char_type('E', 'white')
   Fail: (209) [system] char_type('E', 'white')
   Call: (209) [system] char_type('E', end_of_line)
   Fail: (209) [system] char_type('E', end_of_line)
   Call: (209) [system] char_type('E', space)
   Fail: (209) [system] char_type('E', space)
   Call: (209) [system] char_type('E', cntrl)
   Fail: (209) [system] char_type('E', cntrl)
^  Fail: (208) [user] is_like_space('E')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] get_char((0x55fbb4538270), _520232)
   Exit: (207) [system] get_char((0x55fbb4538270), 'E')
   Call: (207) [system] 'E'='('
   Fail: (207) [system] 'E'='('
   Call: (207) [system] 'E'='['
   Fail: (207) [system] 'E'='['
   Call: (207) [system] 'E'='{'
   Fail: (207) [system] 'E'='{'
   Call: (207) [system] 'E'='"'
   Fail: (207) [system] 'E'='"'
   Call: (207) [system] 'E'=!
   Fail: (207) [system] 'E'=!
   Call: (207) [system] 'E'='\''
   Fail: (207) [system] 'E'='\''
   Call: (207) [system] 'E'='`'
   Fail: (207) [system] 'E'='`'
   Call: (207) [system] 'E'=end_of_file
   Fail: (207) [system] 'E'=end_of_file
^  Call: (207) [user] read_symbolic(')', (0x55fbb4538270), 'E', _502364)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _537874)
   Call: (209) [system] peek_char((0x55fbb4538270), _538808)
   Exit: (209) [system] peek_char((0x55fbb4538270), ')')
^  Call: (209) [user] is_delimiter(')')
   Call: (210) [system] char_type(')', space)
   Fail: (210) [system] char_type(')', space)
   Call: (210) [system] arg(_543528, v('(', ')', end_of_file), ')')
   Exit: (210) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (209) [user] is_delimiter(')')
   Call: (209) [system] _537874=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (208) [user] classify_and_convert_charseq(['E'], _502364)
^  Call: (209) [user] classify_and_convert_charseq_(['E'], _549964)
^  Call: (211) [system] setup_call_cleanup('$notrace'(_550916, _550918), once(user:catch(read_from_chars(['E'], _549964), _550898, fail)), '$restore_trace'(_550916, _550918))
^  Call: (212) [system] sig_atomic(system:'$notrace'(_550916, _550918))
^  Exit: (211) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _549964), _550898, fail)), system:'$restore_trace'(3, -1))
   Call: (210) [system] atomic(_549964)
   Fail: (210) [system] atomic(_549964)
   Call: (210) [system] atom_chars(_549964, ['E'])
   Exit: (210) [system] atom_chars('E', ['E'])
^  Exit: (209) [user] classify_and_convert_charseq_(['E'], 'E')
   Call: (209) [system] integer('E')
   Fail: (209) [system] integer('E')
   Call: (209) [system] _502364='E'
   Exit: (209) [system] 'E'='E'
^  Exit: (208) [user] classify_and_convert_charseq(['E'], 'E')
^  Exit: (207) [user] read_symbolic(')', (0x55fbb4538270), 'E', 'E')
^  Exit: (206) [user] cont_sexpr(')', (0x55fbb4538270), 'E')
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _564914)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _566772)
   Exit: (208) [system] peek_char((0x55fbb4538270), ')')
   Call: (208) [system] ')'=(;)
   Fail: (208) [system] ')'=(;)
   Call: (208) [system] ')'=(/)
   Fail: (208) [system] ')'=(/)
^  Call: (208) [user] is_like_space(')')
   Call: (209) [system] char_type(')', 'white')
   Fail: (209) [system] char_type(')', 'white')
   Call: (209) [system] char_type(')', end_of_line)
   Fail: (209) [system] char_type(')', end_of_line)
   Call: (209) [system] char_type(')', space)
   Fail: (209) [system] char_type(')', space)
   Call: (209) [system] char_type(')', cntrl)
   Fail: (209) [system] char_type(')', cntrl)
^  Fail: (208) [user] is_like_space(')')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _582782)
   Exit: (207) [system] peek_char((0x55fbb4538270), ')')
   Call: (207) [system] ')'=')'
   Exit: (207) [system] ')'=')'
   Call: (207) [system] get_char((0x55fbb4538270), _586572)
   Exit: (207) [system] get_char((0x55fbb4538270), ')')
   Call: (207) [system] _564914=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), [])
   Call: (206) [system] _465704=['E']
   Exit: (206) [system] ['E']=['E']
^  Exit: (205) [user] read_list(')', (0x55fbb4538270), ['E'])
   Call: (205) [system] _7610=[['OrLink', 'C', 'D'], 'E']
   Exit: (205) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (204) [user] read_list(')', (0x55fbb4538270), [['OrLink', 'C', 'D'], 'E'])
   Call: (204) [system] _3842=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (204) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (203) [user] read_list(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (202) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _600454)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _602312)
   Exit: (204) [system] peek_char((0x55fbb4538270), ')')
   Call: (204) [system] ')'=(;)
   Fail: (204) [system] ')'=(;)
   Call: (204) [system] ')'=(/)
   Fail: (204) [system] ')'=(/)
^  Call: (204) [user] is_like_space(')')
   Call: (205) [system] char_type(')', 'white')
   Fail: (205) [system] char_type(')', 'white')
   Call: (205) [system] char_type(')', end_of_line)
   Fail: (205) [system] char_type(')', end_of_line)
   Call: (205) [system] char_type(')', space)
   Fail: (205) [system] char_type(')', space)
   Call: (205) [system] char_type(')', cntrl)
   Fail: (205) [system] char_type(')', cntrl)
^  Fail: (204) [user] is_like_space(')')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _618322)
   Exit: (203) [system] peek_char((0x55fbb4538270), ')')
   Call: (203) [system] ')'=')'
   Exit: (203) [system] ')'=')'
   Call: (203) [system] get_char((0x55fbb4538270), _622112)
   Exit: (203) [system] get_char((0x55fbb4538270), ')')
   Call: (203) [system] _600454=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), [])
   Call: (202) [system] _3838=[['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (202) [system] [['Implication', ['OrLink', 'C', 'D'], 'E']]=[['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (201) [system] _3796=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (201) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (200) [system] _3788=['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (200) [system] ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]=['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _635994)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _637852)
   Exit: (200) [system] peek_char((0x55fbb4538270), ')')
   Call: (200) [system] ')'=(;)
   Fail: (200) [system] ')'=(;)
   Call: (200) [system] ')'=(/)
   Fail: (200) [system] ')'=(/)
^  Call: (200) [user] is_like_space(')')
   Call: (201) [system] char_type(')', 'white')
   Fail: (201) [system] char_type(')', 'white')
   Call: (201) [system] char_type(')', end_of_line)
   Fail: (201) [system] char_type(')', end_of_line)
   Call: (201) [system] char_type(')', space)
   Fail: (201) [system] char_type(')', space)
   Call: (201) [system] char_type(')', cntrl)
   Fail: (201) [system] char_type(')', cntrl)
^  Fail: (200) [user] is_like_space(')')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _653862)
   Exit: (199) [system] peek_char((0x55fbb4538270), ')')
   Call: (199) [system] ')'=')'
   Exit: (199) [system] ')'=')'
   Call: (199) [system] get_char((0x55fbb4538270), _657652)
   Exit: (199) [system] get_char((0x55fbb4538270), ')')
   Call: (199) [system] _635994=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [])
   Call: (198) [system] _3784=[['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (198) [system] [['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (197) [system] _3760=[['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (197) [system] [['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (196) [system] _3752=[:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (196) [system] [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _671534)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _673392)
   Exit: (196) [system] peek_char((0x55fbb4538270), '\n')
   Call: (196) [system] '\n'=(;)
   Fail: (196) [system] '\n'=(;)
   Call: (196) [system] '\n'=(/)
   Fail: (196) [system] '\n'=(/)
^  Call: (196) [user] is_like_space('\n')
   Call: (197) [system] char_type('\n', 'white')
   Fail: (197) [system] char_type('\n', 'white')
   Call: (197) [system] char_type('\n', end_of_line)
   Exit: (197) [system] char_type('\n', end_of_line)
^  Exit: (196) [user] is_like_space('\n')
   Call: (196) [system] get_char((0x55fbb4538270), _684842)
   Exit: (196) [system] get_char((0x55fbb4538270), '\n')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _687546)
   Exit: (197) [system] peek_char((0x55fbb4538270), '\t')
   Call: (197) [system] '\t'=(;)
   Fail: (197) [system] '\t'=(;)
   Call: (197) [system] '\t'=(/)
   Fail: (197) [system] '\t'=(/)
^  Call: (197) [user] is_like_space('\t')
   Call: (198) [system] char_type('\t', 'white')
   Exit: (198) [system] char_type('\t', 'white')
^  Exit: (197) [user] is_like_space('\t')
   Call: (197) [system] get_char((0x55fbb4538270), _697140)
   Exit: (197) [system] get_char((0x55fbb4538270), '\t')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _699844)
   Exit: (198) [system] peek_char((0x55fbb4538270), '\t')
   Call: (198) [system] '\t'=(;)
   Fail: (198) [system] '\t'=(;)
   Call: (198) [system] '\t'=(/)
   Fail: (198) [system] '\t'=(/)
^  Call: (198) [user] is_like_space('\t')
   Call: (199) [system] char_type('\t', 'white')
   Exit: (199) [system] char_type('\t', 'white')
^  Exit: (198) [user] is_like_space('\t')
   Call: (198) [system] get_char((0x55fbb4538270), _709438)
   Exit: (198) [system] get_char((0x55fbb4538270), '\t')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _712142)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _721736)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _724440)
   Exit: (200) [system] peek_char((0x55fbb4538270), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
   Call: (200) [system] '('=(/)
   Fail: (200) [system] '('=(/)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _744146)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=')'
   Fail: (195) [system] '('=')'
   Call: (195) [system] '('=end_of_file
   Fail: (195) [system] '('=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _749716)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _751574)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
   Call: (197) [system] '('=(/)
   Fail: (197) [system] '('=(/)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _767584)
   Exit: (196) [system] get_char((0x55fbb4538270), '(')
   Call: (196) [system] '('='('
   Exit: (196) [system] '('='('
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _749716)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _773154)
   Exit: (198) [system] peek_char((0x55fbb4538270), :)
   Call: (198) [system] (:)=(;)
   Fail: (198) [system] (:)=(;)
   Call: (198) [system] (:)=(/)
   Fail: (198) [system] (:)=(/)
^  Call: (198) [user] is_like_space(:)
   Call: (199) [system] char_type(:, 'white')
   Fail: (199) [system] char_type(:, 'white')
   Call: (199) [system] char_type(:, end_of_line)
   Fail: (199) [system] char_type(:, end_of_line)
   Call: (199) [system] char_type(:, space)
   Fail: (199) [system] char_type(:, space)
   Call: (199) [system] char_type(:, cntrl)
   Fail: (199) [system] char_type(:, cntrl)
^  Fail: (198) [user] is_like_space(:)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _789164)
   Exit: (197) [system] peek_char((0x55fbb4538270), :)
   Call: (197) [system] (:)=')'
   Fail: (197) [system] (:)=')'
   Call: (197) [system] (:)=end_of_file
   Fail: (197) [system] (:)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _794734)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _796592)
   Exit: (199) [system] peek_char((0x55fbb4538270), :)
   Call: (199) [system] (:)=(;)
   Fail: (199) [system] (:)=(;)
   Call: (199) [system] (:)=(/)
   Fail: (199) [system] (:)=(/)
^  Call: (199) [user] is_like_space(:)
   Call: (200) [system] char_type(:, 'white')
   Fail: (200) [system] char_type(:, 'white')
   Call: (200) [system] char_type(:, end_of_line)
   Fail: (200) [system] char_type(:, end_of_line)
   Call: (200) [system] char_type(:, space)
   Fail: (200) [system] char_type(:, space)
   Call: (200) [system] char_type(:, cntrl)
   Fail: (200) [system] char_type(:, cntrl)
^  Fail: (199) [user] is_like_space(:)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _812602)
   Exit: (198) [system] get_char((0x55fbb4538270), :)
   Call: (198) [system] (:)='('
   Fail: (198) [system] (:)='('
   Call: (198) [system] (:)='['
   Fail: (198) [system] (:)='['
   Call: (198) [system] (:)='{'
   Fail: (198) [system] (:)='{'
   Call: (198) [system] (:)='"'
   Fail: (198) [system] (:)='"'
   Call: (198) [system] (:)=!
   Fail: (198) [system] (:)=!
   Call: (198) [system] (:)='\''
   Fail: (198) [system] (:)='\''
   Call: (198) [system] (:)='`'
   Fail: (198) [system] (:)='`'
   Call: (198) [system] (:)=end_of_file
   Fail: (198) [system] (:)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55fbb4538270), :, _794734)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _830244)
   Call: (200) [system] peek_char((0x55fbb4538270), _831178)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (200) [user] is_delimiter(' ')
   Call: (201) [system] char_type(' ', space)
   Exit: (201) [system] char_type(' ', space)
^  Exit: (200) [user] is_delimiter(' ')
   Call: (200) [system] _830244=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (199) [user] classify_and_convert_charseq([:], _794734)
^  Call: (200) [user] classify_and_convert_charseq_([:], _840462)
^  Call: (202) [system] setup_call_cleanup('$notrace'(_841414, _841416), once(user:catch(read_from_chars([:], _840462), _841396, fail)), '$restore_trace'(_841414, _841416))
^  Call: (203) [system] sig_atomic(system:'$notrace'(_841414, _841416))
^  Exit: (202) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _841396, fail)), system:'$restore_trace'(3, -1))
   Call: (201) [system] atomic(:)
   Exit: (201) [system] atomic(:)
^  Exit: (200) [user] classify_and_convert_charseq_([:], :)
   Call: (200) [system] integer(:)
   Fail: (200) [system] integer(:)
   Call: (200) [system] _794734=(:)
   Exit: (200) [system] (:)=(:)
^  Exit: (199) [user] classify_and_convert_charseq([:], :)
^  Exit: (198) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _853542)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _855400)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _864994)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _867698)
   Exit: (200) [system] peek_char((0x55fbb4538270), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
   Call: (200) [system] '('=(/)
   Fail: (200) [system] '('=(/)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _884632)
   Exit: (198) [system] peek_char((0x55fbb4538270), '(')
   Call: (198) [system] '('=')'
   Fail: (198) [system] '('=')'
   Call: (198) [system] '('=end_of_file
   Fail: (198) [system] '('=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _890202)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _892060)
   Exit: (200) [system] peek_char((0x55fbb4538270), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
   Call: (200) [system] '('=(/)
   Fail: (200) [system] '('=(/)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _908070)
   Exit: (199) [system] get_char((0x55fbb4538270), '(')
   Call: (199) [system] '('='('
   Exit: (199) [system] '('='('
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _890202)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _913640)
   Exit: (201) [system] peek_char((0x55fbb4538270), 'C')
   Call: (201) [system] 'C'=(;)
   Fail: (201) [system] 'C'=(;)
   Call: (201) [system] 'C'=(/)
   Fail: (201) [system] 'C'=(/)
^  Call: (201) [user] is_like_space('C')
   Call: (202) [system] char_type('C', 'white')
   Fail: (202) [system] char_type('C', 'white')
   Call: (202) [system] char_type('C', end_of_line)
   Fail: (202) [system] char_type('C', end_of_line)
   Call: (202) [system] char_type('C', space)
   Fail: (202) [system] char_type('C', space)
   Call: (202) [system] char_type('C', cntrl)
   Fail: (202) [system] char_type('C', cntrl)
^  Fail: (201) [user] is_like_space('C')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _929650)
   Exit: (200) [system] peek_char((0x55fbb4538270), 'C')
   Call: (200) [system] 'C'=')'
   Fail: (200) [system] 'C'=')'
   Call: (200) [system] 'C'=end_of_file
   Fail: (200) [system] 'C'=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _935220)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _937078)
   Exit: (202) [system] peek_char((0x55fbb4538270), 'C')
   Call: (202) [system] 'C'=(;)
   Fail: (202) [system] 'C'=(;)
   Call: (202) [system] 'C'=(/)
   Fail: (202) [system] 'C'=(/)
^  Call: (202) [user] is_like_space('C')
   Call: (203) [system] char_type('C', 'white')
   Fail: (203) [system] char_type('C', 'white')
   Call: (203) [system] char_type('C', end_of_line)
   Fail: (203) [system] char_type('C', end_of_line)
   Call: (203) [system] char_type('C', space)
   Fail: (203) [system] char_type('C', space)
   Call: (203) [system] char_type('C', cntrl)
   Fail: (203) [system] char_type('C', cntrl)
^  Fail: (202) [user] is_like_space('C')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _953088)
   Exit: (201) [system] get_char((0x55fbb4538270), 'C')
   Call: (201) [system] 'C'='('
   Fail: (201) [system] 'C'='('
   Call: (201) [system] 'C'='['
   Fail: (201) [system] 'C'='['
   Call: (201) [system] 'C'='{'
   Fail: (201) [system] 'C'='{'
   Call: (201) [system] 'C'='"'
   Fail: (201) [system] 'C'='"'
   Call: (201) [system] 'C'=!
   Fail: (201) [system] 'C'=!
   Call: (201) [system] 'C'='\''
   Fail: (201) [system] 'C'='\''
   Call: (201) [system] 'C'='`'
   Fail: (201) [system] 'C'='`'
   Call: (201) [system] 'C'=end_of_file
   Fail: (201) [system] 'C'=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), 'C', _935220)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _970730)
   Call: (203) [system] peek_char((0x55fbb4538270), _971664)
   Exit: (203) [system] peek_char((0x55fbb4538270), o)
^  Call: (203) [user] is_delimiter(o)
   Call: (204) [system] char_type(o, space)
   Fail: (204) [system] char_type(o, space)
   Call: (204) [system] arg(_976384, v('(', ')', end_of_file), o)
   Fail: (204) [system] arg(_977316, v('(', ')', end_of_file), o)
^  Fail: (203) [user] is_delimiter(o)
   Call: (203) [system] ')'==o
   Fail: (203) [system] ')'==o
   Call: (203) [system] get_char((0x55fbb4538270), o)
   Exit: (203) [system] get_char((0x55fbb4538270), o)
   Call: (203) [system] o=(\)
   Fail: (203) [system] o=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _984666)
   Call: (204) [system] peek_char((0x55fbb4538270), _985600)
   Exit: (204) [system] peek_char((0x55fbb4538270), n)
^  Call: (204) [user] is_delimiter(n)
   Call: (205) [system] char_type(n, space)
   Fail: (205) [system] char_type(n, space)
   Call: (205) [system] arg(_990320, v('(', ')', end_of_file), n)
   Fail: (205) [system] arg(_991252, v('(', ')', end_of_file), n)
^  Fail: (204) [user] is_delimiter(n)
   Call: (204) [system] ')'==n
   Fail: (204) [system] ')'==n
   Call: (204) [system] get_char((0x55fbb4538270), n)
   Exit: (204) [system] get_char((0x55fbb4538270), n)
   Call: (204) [system] n=(\)
   Fail: (204) [system] n=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _998602)
   Call: (205) [system] peek_char((0x55fbb4538270), _999536)
   Exit: (205) [system] peek_char((0x55fbb4538270), j)
^  Call: (205) [user] is_delimiter(j)
   Call: (206) [system] char_type(j, space)
   Fail: (206) [system] char_type(j, space)
   Call: (206) [system] arg(_1004256, v('(', ')', end_of_file), j)
   Fail: (206) [system] arg(_1005188, v('(', ')', end_of_file), j)
^  Fail: (205) [user] is_delimiter(j)
   Call: (205) [system] ')'==j
   Fail: (205) [system] ')'==j
   Call: (205) [system] get_char((0x55fbb4538270), j)
   Exit: (205) [system] get_char((0x55fbb4538270), j)
   Call: (205) [system] j=(\)
   Fail: (205) [system] j=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1012538)
   Call: (206) [system] peek_char((0x55fbb4538270), _1013472)
   Exit: (206) [system] peek_char((0x55fbb4538270), u)
^  Call: (206) [user] is_delimiter(u)
   Call: (207) [system] char_type(u, space)
   Fail: (207) [system] char_type(u, space)
   Call: (207) [system] arg(_1018192, v('(', ')', end_of_file), u)
   Fail: (207) [system] arg(_1019124, v('(', ')', end_of_file), u)
^  Fail: (206) [user] is_delimiter(u)
   Call: (206) [system] ')'==u
   Fail: (206) [system] ')'==u
   Call: (206) [system] get_char((0x55fbb4538270), u)
   Exit: (206) [system] get_char((0x55fbb4538270), u)
   Call: (206) [system] u=(\)
   Fail: (206) [system] u=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1026474)
   Call: (207) [system] peek_char((0x55fbb4538270), _1027408)
   Exit: (207) [system] peek_char((0x55fbb4538270), n)
^  Call: (207) [user] is_delimiter(n)
   Call: (208) [system] char_type(n, space)
   Fail: (208) [system] char_type(n, space)
   Call: (208) [system] arg(_1032128, v('(', ')', end_of_file), n)
   Fail: (208) [system] arg(_1033060, v('(', ')', end_of_file), n)
^  Fail: (207) [user] is_delimiter(n)
   Call: (207) [system] ')'==n
   Fail: (207) [system] ')'==n
   Call: (207) [system] get_char((0x55fbb4538270), n)
   Exit: (207) [system] get_char((0x55fbb4538270), n)
   Call: (207) [system] n=(\)
   Fail: (207) [system] n=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1040410)
   Call: (208) [system] peek_char((0x55fbb4538270), _1041344)
   Exit: (208) [system] peek_char((0x55fbb4538270), c)
^  Call: (208) [user] is_delimiter(c)
   Call: (209) [system] char_type(c, space)
   Fail: (209) [system] char_type(c, space)
   Call: (209) [system] arg(_1046064, v('(', ')', end_of_file), c)
   Fail: (209) [system] arg(_1046996, v('(', ')', end_of_file), c)
^  Fail: (208) [user] is_delimiter(c)
   Call: (208) [system] ')'==c
   Fail: (208) [system] ')'==c
   Call: (208) [system] get_char((0x55fbb4538270), c)
   Exit: (208) [system] get_char((0x55fbb4538270), c)
   Call: (208) [system] c=(\)
   Fail: (208) [system] c=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1054346)
   Call: (209) [system] peek_char((0x55fbb4538270), _1055280)
   Exit: (209) [system] peek_char((0x55fbb4538270), t)
^  Call: (209) [user] is_delimiter(t)
   Call: (210) [system] char_type(t, space)
   Fail: (210) [system] char_type(t, space)
   Call: (210) [system] arg(_1060000, v('(', ')', end_of_file), t)
   Fail: (210) [system] arg(_1060932, v('(', ')', end_of_file), t)
^  Fail: (209) [user] is_delimiter(t)
   Call: (209) [system] ')'==t
   Fail: (209) [system] ')'==t
   Call: (209) [system] get_char((0x55fbb4538270), t)
   Exit: (209) [system] get_char((0x55fbb4538270), t)
   Call: (209) [system] t=(\)
   Fail: (209) [system] t=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1068282)
   Call: (210) [system] peek_char((0x55fbb4538270), _1069216)
   Exit: (210) [system] peek_char((0x55fbb4538270), i)
^  Call: (210) [user] is_delimiter(i)
   Call: (211) [system] char_type(i, space)
   Fail: (211) [system] char_type(i, space)
   Call: (211) [system] arg(_1073936, v('(', ')', end_of_file), i)
   Fail: (211) [system] arg(_1074868, v('(', ')', end_of_file), i)
^  Fail: (210) [user] is_delimiter(i)
   Call: (210) [system] ')'==i
   Fail: (210) [system] ')'==i
   Call: (210) [system] get_char((0x55fbb4538270), i)
   Exit: (210) [system] get_char((0x55fbb4538270), i)
   Call: (210) [system] i=(\)
   Fail: (210) [system] i=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1082218)
   Call: (211) [system] peek_char((0x55fbb4538270), _1083152)
   Exit: (211) [system] peek_char((0x55fbb4538270), o)
^  Call: (211) [user] is_delimiter(o)
   Call: (212) [system] char_type(o, space)
   Fail: (212) [system] char_type(o, space)
   Call: (212) [system] arg(_1087872, v('(', ')', end_of_file), o)
   Fail: (212) [system] arg(_1088804, v('(', ')', end_of_file), o)
^  Fail: (211) [user] is_delimiter(o)
   Call: (211) [system] ')'==o
   Fail: (211) [system] ')'==o
   Call: (211) [system] get_char((0x55fbb4538270), o)
   Exit: (211) [system] get_char((0x55fbb4538270), o)
   Call: (211) [system] o=(\)
   Fail: (211) [system] o=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1096154)
   Call: (212) [system] peek_char((0x55fbb4538270), _1097088)
   Exit: (212) [system] peek_char((0x55fbb4538270), n)
^  Call: (212) [user] is_delimiter(n)
   Call: (213) [system] char_type(n, space)
   Fail: (213) [system] char_type(n, space)
   Call: (213) [system] arg(_1101808, v('(', ')', end_of_file), n)
   Fail: (213) [system] arg(_1102740, v('(', ')', end_of_file), n)
^  Fail: (212) [user] is_delimiter(n)
   Call: (212) [system] ')'==n
   Fail: (212) [system] ')'==n
   Call: (212) [system] get_char((0x55fbb4538270), n)
   Exit: (212) [system] get_char((0x55fbb4538270), n)
   Call: (212) [system] n=(\)
   Fail: (212) [system] n=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1110090)
   Call: (213) [system] peek_char((0x55fbb4538270), _1111024)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (213) [user] is_delimiter('I')
   Call: (214) [system] char_type('I', space)
   Fail: (214) [system] char_type('I', space)
   Call: (214) [system] arg(_1115744, v('(', ')', end_of_file), 'I')
   Fail: (214) [system] arg(_1116676, v('(', ')', end_of_file), 'I')
^  Fail: (213) [user] is_delimiter('I')
   Call: (213) [system] ')'=='I'
   Fail: (213) [system] ')'=='I'
   Call: (213) [system] get_char((0x55fbb4538270), 'I')
   Exit: (213) [system] get_char((0x55fbb4538270), 'I')
   Call: (213) [system] 'I'=(\)
   Fail: (213) [system] 'I'=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1124026)
   Call: (214) [system] peek_char((0x55fbb4538270), _1124960)
   Exit: (214) [system] peek_char((0x55fbb4538270), n)
^  Call: (214) [user] is_delimiter(n)
   Call: (215) [system] char_type(n, space)
   Fail: (215) [system] char_type(n, space)
   Call: (215) [system] arg(_1129680, v('(', ')', end_of_file), n)
   Fail: (215) [system] arg(_1130612, v('(', ')', end_of_file), n)
^  Fail: (214) [user] is_delimiter(n)
   Call: (214) [system] ')'==n
   Fail: (214) [system] ')'==n
   Call: (214) [system] get_char((0x55fbb4538270), n)
   Exit: (214) [system] get_char((0x55fbb4538270), n)
   Call: (214) [system] n=(\)
   Fail: (214) [system] n=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1137962)
   Call: (215) [system] peek_char((0x55fbb4538270), _1138896)
   Exit: (215) [system] peek_char((0x55fbb4538270), t)
^  Call: (215) [user] is_delimiter(t)
   Call: (216) [system] char_type(t, space)
   Fail: (216) [system] char_type(t, space)
   Call: (216) [system] arg(_1143616, v('(', ')', end_of_file), t)
   Fail: (216) [system] arg(_1144548, v('(', ')', end_of_file), t)
^  Fail: (215) [user] is_delimiter(t)
   Call: (215) [system] ')'==t
   Fail: (215) [system] ')'==t
   Call: (215) [system] get_char((0x55fbb4538270), t)
   Exit: (215) [system] get_char((0x55fbb4538270), t)
   Call: (215) [system] t=(\)
   Fail: (215) [system] t=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1151898)
   Call: (216) [system] peek_char((0x55fbb4538270), _1152832)
   Exit: (216) [system] peek_char((0x55fbb4538270), r)
^  Call: (216) [user] is_delimiter(r)
   Call: (217) [system] char_type(r, space)
   Fail: (217) [system] char_type(r, space)
   Call: (217) [system] arg(_1157552, v('(', ')', end_of_file), r)
   Fail: (217) [system] arg(_1158484, v('(', ')', end_of_file), r)
^  Fail: (216) [user] is_delimiter(r)
   Call: (216) [system] ')'==r
   Fail: (216) [system] ')'==r
   Call: (216) [system] get_char((0x55fbb4538270), r)
   Exit: (216) [system] get_char((0x55fbb4538270), r)
   Call: (216) [system] r=(\)
   Fail: (216) [system] r=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1165834)
   Call: (217) [system] peek_char((0x55fbb4538270), _1166768)
   Exit: (217) [system] peek_char((0x55fbb4538270), o)
^  Call: (217) [user] is_delimiter(o)
   Call: (218) [system] char_type(o, space)
   Fail: (218) [system] char_type(o, space)
   Call: (218) [system] arg(_1171488, v('(', ')', end_of_file), o)
   Fail: (218) [system] arg(_1172420, v('(', ')', end_of_file), o)
^  Fail: (217) [user] is_delimiter(o)
   Call: (217) [system] ')'==o
   Fail: (217) [system] ')'==o
   Call: (217) [system] get_char((0x55fbb4538270), o)
   Exit: (217) [system] get_char((0x55fbb4538270), o)
   Call: (217) [system] o=(\)
   Fail: (217) [system] o=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1179770)
   Call: (218) [system] peek_char((0x55fbb4538270), _1180704)
   Exit: (218) [system] peek_char((0x55fbb4538270), d)
^  Call: (218) [user] is_delimiter(d)
   Call: (219) [system] char_type(d, space)
   Fail: (219) [system] char_type(d, space)
   Call: (219) [system] arg(_1185424, v('(', ')', end_of_file), d)
   Fail: (219) [system] arg(_1186356, v('(', ')', end_of_file), d)
^  Fail: (218) [user] is_delimiter(d)
   Call: (218) [system] ')'==d
   Fail: (218) [system] ')'==d
   Call: (218) [system] get_char((0x55fbb4538270), d)
   Exit: (218) [system] get_char((0x55fbb4538270), d)
   Call: (218) [system] d=(\)
   Fail: (218) [system] d=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1193706)
   Call: (219) [system] peek_char((0x55fbb4538270), _1194640)
   Exit: (219) [system] peek_char((0x55fbb4538270), u)
^  Call: (219) [user] is_delimiter(u)
   Call: (220) [system] char_type(u, space)
   Fail: (220) [system] char_type(u, space)
   Call: (220) [system] arg(_1199360, v('(', ')', end_of_file), u)
   Fail: (220) [system] arg(_1200292, v('(', ')', end_of_file), u)
^  Fail: (219) [user] is_delimiter(u)
   Call: (219) [system] ')'==u
   Fail: (219) [system] ')'==u
   Call: (219) [system] get_char((0x55fbb4538270), u)
   Exit: (219) [system] get_char((0x55fbb4538270), u)
   Call: (219) [system] u=(\)
   Fail: (219) [system] u=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1207642)
   Call: (220) [system] peek_char((0x55fbb4538270), _1208576)
   Exit: (220) [system] peek_char((0x55fbb4538270), c)
^  Call: (220) [user] is_delimiter(c)
   Call: (221) [system] char_type(c, space)
   Fail: (221) [system] char_type(c, space)
   Call: (221) [system] arg(_1213296, v('(', ')', end_of_file), c)
   Fail: (221) [system] arg(_1214228, v('(', ')', end_of_file), c)
^  Fail: (220) [user] is_delimiter(c)
   Call: (220) [system] ')'==c
   Fail: (220) [system] ')'==c
   Call: (220) [system] get_char((0x55fbb4538270), c)
   Exit: (220) [system] get_char((0x55fbb4538270), c)
   Call: (220) [system] c=(\)
   Fail: (220) [system] c=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1221578)
   Call: (221) [system] peek_char((0x55fbb4538270), _1222512)
   Exit: (221) [system] peek_char((0x55fbb4538270), t)
^  Call: (221) [user] is_delimiter(t)
   Call: (222) [system] char_type(t, space)
   Fail: (222) [system] char_type(t, space)
   Call: (222) [system] arg(_1227232, v('(', ')', end_of_file), t)
   Fail: (222) [system] arg(_1228164, v('(', ')', end_of_file), t)
^  Fail: (221) [user] is_delimiter(t)
   Call: (221) [system] ')'==t
   Fail: (221) [system] ')'==t
   Call: (221) [system] get_char((0x55fbb4538270), t)
   Exit: (221) [system] get_char((0x55fbb4538270), t)
   Call: (221) [system] t=(\)
   Fail: (221) [system] t=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1235514)
   Call: (222) [system] peek_char((0x55fbb4538270), _1236448)
   Exit: (222) [system] peek_char((0x55fbb4538270), i)
^  Call: (222) [user] is_delimiter(i)
   Call: (223) [system] char_type(i, space)
   Fail: (223) [system] char_type(i, space)
   Call: (223) [system] arg(_1241168, v('(', ')', end_of_file), i)
   Fail: (223) [system] arg(_1242100, v('(', ')', end_of_file), i)
^  Fail: (222) [user] is_delimiter(i)
   Call: (222) [system] ')'==i
   Fail: (222) [system] ')'==i
   Call: (222) [system] get_char((0x55fbb4538270), i)
   Exit: (222) [system] get_char((0x55fbb4538270), i)
   Call: (222) [system] i=(\)
   Fail: (222) [system] i=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _1249450)
   Call: (223) [system] peek_char((0x55fbb4538270), _1250384)
   Exit: (223) [system] peek_char((0x55fbb4538270), o)
^  Call: (223) [user] is_delimiter(o)
   Call: (224) [system] char_type(o, space)
   Fail: (224) [system] char_type(o, space)
   Call: (224) [system] arg(_1255104, v('(', ')', end_of_file), o)
   Fail: (224) [system] arg(_1256036, v('(', ')', end_of_file), o)
^  Fail: (223) [user] is_delimiter(o)
   Call: (223) [system] ')'==o
   Fail: (223) [system] ')'==o
   Call: (223) [system] get_char((0x55fbb4538270), o)
   Exit: (223) [system] get_char((0x55fbb4538270), o)
   Call: (223) [system] o=(\)
   Fail: (223) [system] o=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _1263386)
   Call: (224) [system] peek_char((0x55fbb4538270), _1264320)
   Exit: (224) [system] peek_char((0x55fbb4538270), n)
^  Call: (224) [user] is_delimiter(n)
   Call: (225) [system] char_type(n, space)
   Fail: (225) [system] char_type(n, space)
   Call: (225) [system] arg(_1269040, v('(', ')', end_of_file), n)
   Fail: (225) [system] arg(_1269972, v('(', ')', end_of_file), n)
^  Fail: (224) [user] is_delimiter(n)
   Call: (224) [system] ')'==n
   Fail: (224) [system] ')'==n
   Call: (224) [system] get_char((0x55fbb4538270), n)
   Exit: (224) [system] get_char((0x55fbb4538270), n)
   Call: (224) [system] n=(\)
   Fail: (224) [system] n=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _1277322)
   Call: (225) [system] peek_char((0x55fbb4538270), _1278256)
   Exit: (225) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (225) [user] is_delimiter(' ')
   Call: (226) [system] char_type(' ', space)
   Exit: (226) [system] char_type(' ', space)
^  Exit: (225) [user] is_delimiter(' ')
   Call: (225) [system] _1277322=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (224) [system] _1263386=[n]
   Exit: (224) [system] [n]=[n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (223) [system] _1249450=[o, n]
   Exit: (223) [system] [o, n]=[o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (222) [system] _1235514=[i, o, n]
   Exit: (222) [system] [i, o, n]=[i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (221) [system] _1221578=[t, i, o, n]
   Exit: (221) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (220) [system] _1207642=[c, t, i, o, n]
   Exit: (220) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (219) [system] _1193706=[u, c, t, i, o, n]
   Exit: (219) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (218) [system] _1179770=[d, u, c, t, i, o, n]
   Exit: (218) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (217) [system] _1165834=[o, d, u, c, t, i, o, n]
   Exit: (217) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (216) [system] _1151898=[r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _1137962=[t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _1124026=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _1110090=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (212) [system] _1096154=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (212) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (211) [system] _1082218=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (211) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (210) [system] _1068282=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (210) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (209) [system] _1054346=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (209) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (208) [system] _1040410=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (208) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (207) [system] _1026474=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (207) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (206) [system] _1012538=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (206) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (205) [system] _998602=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (205) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (204) [system] _984666=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (204) [system] [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (203) [system] _970730=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (203) [system] [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (202) [user] classify_and_convert_charseq(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _935220)
^  Call: (203) [user] classify_and_convert_charseq_(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1349008)
^  Call: (205) [system] setup_call_cleanup('$notrace'(_1349960, _1349962), once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1349008), _1349942, fail)), '$restore_trace'(_1349960, _1349962))
^  Call: (206) [system] sig_atomic(system:'$notrace'(_1349960, _1349962))
^  Exit: (205) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1349008), _1349942, fail)), system:'$restore_trace'(3, -1))
   Call: (204) [system] atomic(_1349008)
   Fail: (204) [system] atomic(_1349008)
   Call: (204) [system] atom_chars(_1349008, ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (204) [system] atom_chars('ConjunctionIntroduction', ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (203) [user] classify_and_convert_charseq_(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
   Call: (203) [system] integer('ConjunctionIntroduction')
   Fail: (203) [system] integer('ConjunctionIntroduction')
   Call: (203) [system] _935220='ConjunctionIntroduction'
   Exit: (203) [system] 'ConjunctionIntroduction'='ConjunctionIntroduction'
^  Exit: (202) [user] classify_and_convert_charseq(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'ConjunctionIntroduction')
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), 'ConjunctionIntroduction')
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _1363958)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1365816)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _1375410)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1378114)
   Exit: (203) [system] peek_char((0x55fbb4538270), a)
   Call: (203) [system] a=(;)
   Fail: (203) [system] a=(;)
   Call: (203) [system] a=(/)
   Fail: (203) [system] a=(/)
^  Call: (203) [user] is_like_space(a)
   Call: (204) [system] char_type(a, 'white')
   Fail: (204) [system] char_type(a, 'white')
   Call: (204) [system] char_type(a, end_of_line)
   Fail: (204) [system] char_type(a, end_of_line)
   Call: (204) [system] char_type(a, space)
   Fail: (204) [system] char_type(a, space)
   Call: (204) [system] char_type(a, cntrl)
   Fail: (204) [system] char_type(a, cntrl)
^  Fail: (203) [user] is_like_space(a)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1395048)
   Exit: (201) [system] peek_char((0x55fbb4538270), a)
   Call: (201) [system] a=')'
   Fail: (201) [system] a=')'
   Call: (201) [system] a=end_of_file
   Fail: (201) [system] a=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _1400618)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1402476)
   Exit: (203) [system] peek_char((0x55fbb4538270), a)
   Call: (203) [system] a=(;)
   Fail: (203) [system] a=(;)
   Call: (203) [system] a=(/)
   Fail: (203) [system] a=(/)
^  Call: (203) [user] is_like_space(a)
   Call: (204) [system] char_type(a, 'white')
   Fail: (204) [system] char_type(a, 'white')
   Call: (204) [system] char_type(a, end_of_line)
   Fail: (204) [system] char_type(a, end_of_line)
   Call: (204) [system] char_type(a, space)
   Fail: (204) [system] char_type(a, space)
   Call: (204) [system] char_type(a, cntrl)
   Fail: (204) [system] char_type(a, cntrl)
^  Fail: (203) [user] is_like_space(a)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _1418486)
   Exit: (202) [system] get_char((0x55fbb4538270), a)
   Call: (202) [system] a='('
   Fail: (202) [system] a='('
   Call: (202) [system] a='['
   Fail: (202) [system] a='['
   Call: (202) [system] a='{'
   Fail: (202) [system] a='{'
   Call: (202) [system] a='"'
   Fail: (202) [system] a='"'
   Call: (202) [system] a=!
   Fail: (202) [system] a=!
   Call: (202) [system] a='\''
   Fail: (202) [system] a='\''
   Call: (202) [system] a='`'
   Fail: (202) [system] a='`'
   Call: (202) [system] a=end_of_file
   Fail: (202) [system] a=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55fbb4538270), a, _1400618)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1436128)
   Call: (204) [system] peek_char((0x55fbb4538270), _1437062)
   Exit: (204) [system] peek_char((0x55fbb4538270), b)
^  Call: (204) [user] is_delimiter(b)
   Call: (205) [system] char_type(b, space)
   Fail: (205) [system] char_type(b, space)
   Call: (205) [system] arg(_1441782, v('(', ')', end_of_file), b)
   Fail: (205) [system] arg(_1442714, v('(', ')', end_of_file), b)
^  Fail: (204) [user] is_delimiter(b)
   Call: (204) [system] ')'==b
   Fail: (204) [system] ')'==b
   Call: (204) [system] get_char((0x55fbb4538270), b)
   Exit: (204) [system] get_char((0x55fbb4538270), b)
   Call: (204) [system] b=(\)
   Fail: (204) [system] b=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1450064)
   Call: (205) [system] peek_char((0x55fbb4538270), _1450998)
   Exit: (205) [system] peek_char((0x55fbb4538270), c)
^  Call: (205) [user] is_delimiter(c)
   Call: (206) [system] char_type(c, space)
   Fail: (206) [system] char_type(c, space)
   Call: (206) [system] arg(_1455718, v('(', ')', end_of_file), c)
   Fail: (206) [system] arg(_1456650, v('(', ')', end_of_file), c)
^  Fail: (205) [user] is_delimiter(c)
   Call: (205) [system] ')'==c
   Fail: (205) [system] ')'==c
   Call: (205) [system] get_char((0x55fbb4538270), c)
   Exit: (205) [system] get_char((0x55fbb4538270), c)
   Call: (205) [system] c=(\)
   Fail: (205) [system] c=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1464000)
   Call: (206) [system] peek_char((0x55fbb4538270), _1464934)
   Exit: (206) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (206) [user] is_delimiter(' ')
   Call: (207) [system] char_type(' ', space)
   Exit: (207) [system] char_type(' ', space)
^  Exit: (206) [user] is_delimiter(' ')
   Call: (206) [system] _1464000=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (205) [system] _1450064=[c]
   Exit: (205) [system] [c]=[c]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [c])
   Call: (204) [system] _1436128=[b, c]
   Exit: (204) [system] [b, c]=[b, c]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [b, c])
^  Call: (203) [user] classify_and_convert_charseq([a, b, c], _1400618)
^  Call: (204) [user] classify_and_convert_charseq_([a, b, c], _1479806)
^  Call: (206) [system] setup_call_cleanup('$notrace'(_1480758, _1480760), once(user:catch(read_from_chars([a, b, c], _1479806), _1480740, fail)), '$restore_trace'(_1480758, _1480760))
^  Call: (207) [system] sig_atomic(system:'$notrace'(_1480758, _1480760))
^  Exit: (206) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _1480740, fail)), system:'$restore_trace'(3, -1))
   Call: (205) [system] atomic(abc)
   Exit: (205) [system] atomic(abc)
^  Exit: (204) [user] classify_and_convert_charseq_([a, b, c], abc)
   Call: (204) [system] integer(abc)
   Fail: (204) [system] integer(abc)
   Call: (204) [system] _1400618=abc
   Exit: (204) [system] abc=abc
^  Exit: (203) [user] classify_and_convert_charseq([a, b, c], abc)
^  Exit: (202) [user] read_symbolic(')', (0x55fbb4538270), a, abc)
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), abc)
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _1492886)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1494744)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
   Call: (203) [system] ' '=(/)
   Fail: (203) [system] ' '=(/)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55fbb4538270), _1504338)
   Exit: (203) [system] get_char((0x55fbb4538270), ' ')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1507042)
   Exit: (204) [system] peek_char((0x55fbb4538270), a)
   Call: (204) [system] a=(;)
   Fail: (204) [system] a=(;)
   Call: (204) [system] a=(/)
   Fail: (204) [system] a=(/)
^  Call: (204) [user] is_like_space(a)
   Call: (205) [system] char_type(a, 'white')
   Fail: (205) [system] char_type(a, 'white')
   Call: (205) [system] char_type(a, end_of_line)
   Fail: (205) [system] char_type(a, end_of_line)
   Call: (205) [system] char_type(a, space)
   Fail: (205) [system] char_type(a, space)
   Call: (205) [system] char_type(a, cntrl)
   Fail: (205) [system] char_type(a, cntrl)
^  Fail: (204) [user] is_like_space(a)
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1523976)
   Exit: (202) [system] peek_char((0x55fbb4538270), a)
   Call: (202) [system] a=')'
   Fail: (202) [system] a=')'
   Call: (202) [system] a=end_of_file
   Fail: (202) [system] a=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55fbb4538270), _1529546)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1531404)
   Exit: (204) [system] peek_char((0x55fbb4538270), a)
   Call: (204) [system] a=(;)
   Fail: (204) [system] a=(;)
   Call: (204) [system] a=(/)
   Fail: (204) [system] a=(/)
^  Call: (204) [user] is_like_space(a)
   Call: (205) [system] char_type(a, 'white')
   Fail: (205) [system] char_type(a, 'white')
   Call: (205) [system] char_type(a, end_of_line)
   Fail: (205) [system] char_type(a, end_of_line)
   Call: (205) [system] char_type(a, space)
   Fail: (205) [system] char_type(a, space)
   Call: (205) [system] char_type(a, cntrl)
   Fail: (205) [system] char_type(a, cntrl)
^  Fail: (204) [user] is_like_space(a)
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] get_char((0x55fbb4538270), _1547414)
   Exit: (203) [system] get_char((0x55fbb4538270), a)
   Call: (203) [system] a='('
   Fail: (203) [system] a='('
   Call: (203) [system] a='['
   Fail: (203) [system] a='['
   Call: (203) [system] a='{'
   Fail: (203) [system] a='{'
   Call: (203) [system] a='"'
   Fail: (203) [system] a='"'
   Call: (203) [system] a=!
   Fail: (203) [system] a=!
   Call: (203) [system] a='\''
   Fail: (203) [system] a='\''
   Call: (203) [system] a='`'
   Fail: (203) [system] a='`'
   Call: (203) [system] a=end_of_file
   Fail: (203) [system] a=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55fbb4538270), a, _1529546)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1565056)
   Call: (205) [system] peek_char((0x55fbb4538270), _1565990)
   Exit: (205) [system] peek_char((0x55fbb4538270), ')')
^  Call: (205) [user] is_delimiter(')')
   Call: (206) [system] char_type(')', space)
   Fail: (206) [system] char_type(')', space)
   Call: (206) [system] arg(_1570710, v('(', ')', end_of_file), ')')
   Exit: (206) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (205) [user] is_delimiter(')')
   Call: (205) [system] _1565056=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (204) [user] classify_and_convert_charseq([a], _1529546)
^  Call: (205) [user] classify_and_convert_charseq_([a], _1577146)
^  Call: (207) [system] setup_call_cleanup('$notrace'(_1578098, _1578100), once(user:catch(read_from_chars([a], _1577146), _1578080, fail)), '$restore_trace'(_1578098, _1578100))
^  Call: (208) [system] sig_atomic(system:'$notrace'(_1578098, _1578100))
^  Exit: (207) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1578080, fail)), system:'$restore_trace'(3, -1))
   Call: (206) [system] atomic(a)
   Exit: (206) [system] atomic(a)
^  Exit: (205) [user] classify_and_convert_charseq_([a], a)
   Call: (205) [system] integer(a)
   Fail: (205) [system] integer(a)
   Call: (205) [system] _1529546=a
   Exit: (205) [system] a=a
^  Exit: (204) [user] classify_and_convert_charseq([a], a)
^  Exit: (203) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (202) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _1590226)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1592084)
   Exit: (204) [system] peek_char((0x55fbb4538270), ')')
   Call: (204) [system] ')'=(;)
   Fail: (204) [system] ')'=(;)
   Call: (204) [system] ')'=(/)
   Fail: (204) [system] ')'=(/)
^  Call: (204) [user] is_like_space(')')
   Call: (205) [system] char_type(')', 'white')
   Fail: (205) [system] char_type(')', 'white')
   Call: (205) [system] char_type(')', end_of_line)
   Fail: (205) [system] char_type(')', end_of_line)
   Call: (205) [system] char_type(')', space)
   Fail: (205) [system] char_type(')', space)
   Call: (205) [system] char_type(')', cntrl)
   Fail: (205) [system] char_type(')', cntrl)
^  Fail: (204) [user] is_like_space(')')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1608094)
   Exit: (203) [system] peek_char((0x55fbb4538270), ')')
   Call: (203) [system] ')'=')'
   Exit: (203) [system] ')'=')'
   Call: (203) [system] get_char((0x55fbb4538270), _1611884)
   Exit: (203) [system] get_char((0x55fbb4538270), ')')
   Call: (203) [system] _1590226=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), [])
   Call: (202) [system] _1492886=[a]
   Exit: (202) [system] [a]=[a]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [a])
   Call: (201) [system] _1363958=[abc, a]
   Exit: (201) [system] [abc, a]=[abc, a]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [abc, a])
   Call: (200) [system] _890202=['ConjunctionIntroduction', abc, a]
   Exit: (200) [system] ['ConjunctionIntroduction', abc, a]=['ConjunctionIntroduction', abc, a]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), ['ConjunctionIntroduction', abc, a])
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), ['ConjunctionIntroduction', abc, a])
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _1625766)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1627624)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _1637218)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1639922)
   Exit: (201) [system] peek_char((0x55fbb4538270), '(')
   Call: (201) [system] '('=(;)
   Fail: (201) [system] '('=(;)
   Call: (201) [system] '('=(/)
   Fail: (201) [system] '('=(/)
^  Call: (201) [user] is_like_space('(')
   Call: (202) [system] char_type('(', 'white')
   Fail: (202) [system] char_type('(', 'white')
   Call: (202) [system] char_type('(', end_of_line)
   Fail: (202) [system] char_type('(', end_of_line)
   Call: (202) [system] char_type('(', space)
   Fail: (202) [system] char_type('(', space)
   Call: (202) [system] char_type('(', cntrl)
   Fail: (202) [system] char_type('(', cntrl)
^  Fail: (201) [user] is_like_space('(')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1656856)
   Exit: (199) [system] peek_char((0x55fbb4538270), '(')
   Call: (199) [system] '('=')'
   Fail: (199) [system] '('=')'
   Call: (199) [system] '('=end_of_file
   Fail: (199) [system] '('=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _1662426)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1664284)
   Exit: (201) [system] peek_char((0x55fbb4538270), '(')
   Call: (201) [system] '('=(;)
   Fail: (201) [system] '('=(;)
   Call: (201) [system] '('=(/)
   Fail: (201) [system] '('=(/)
^  Call: (201) [user] is_like_space('(')
   Call: (202) [system] char_type('(', 'white')
   Fail: (202) [system] char_type('(', 'white')
   Call: (202) [system] char_type('(', end_of_line)
   Fail: (202) [system] char_type('(', end_of_line)
   Call: (202) [system] char_type('(', space)
   Fail: (202) [system] char_type('(', space)
   Call: (202) [system] char_type('(', cntrl)
   Fail: (202) [system] char_type('(', cntrl)
^  Fail: (201) [user] is_like_space('(')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _1680294)
   Exit: (200) [system] get_char((0x55fbb4538270), '(')
   Call: (200) [system] '('='('
   Exit: (200) [system] '('='('
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _1662426)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1685864)
   Exit: (202) [system] peek_char((0x55fbb4538270), 'A')
   Call: (202) [system] 'A'=(;)
   Fail: (202) [system] 'A'=(;)
   Call: (202) [system] 'A'=(/)
   Fail: (202) [system] 'A'=(/)
^  Call: (202) [user] is_like_space('A')
   Call: (203) [system] char_type('A', 'white')
   Fail: (203) [system] char_type('A', 'white')
   Call: (203) [system] char_type('A', end_of_line)
   Fail: (203) [system] char_type('A', end_of_line)
   Call: (203) [system] char_type('A', space)
   Fail: (203) [system] char_type('A', space)
   Call: (203) [system] char_type('A', cntrl)
   Fail: (203) [system] char_type('A', cntrl)
^  Fail: (202) [user] is_like_space('A')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1701874)
   Exit: (201) [system] peek_char((0x55fbb4538270), 'A')
   Call: (201) [system] 'A'=')'
   Fail: (201) [system] 'A'=')'
   Call: (201) [system] 'A'=end_of_file
   Fail: (201) [system] 'A'=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _1707444)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1709302)
   Exit: (203) [system] peek_char((0x55fbb4538270), 'A')
   Call: (203) [system] 'A'=(;)
   Fail: (203) [system] 'A'=(;)
   Call: (203) [system] 'A'=(/)
   Fail: (203) [system] 'A'=(/)
^  Call: (203) [user] is_like_space('A')
   Call: (204) [system] char_type('A', 'white')
   Fail: (204) [system] char_type('A', 'white')
   Call: (204) [system] char_type('A', end_of_line)
   Fail: (204) [system] char_type('A', end_of_line)
   Call: (204) [system] char_type('A', space)
   Fail: (204) [system] char_type('A', space)
   Call: (204) [system] char_type('A', cntrl)
   Fail: (204) [system] char_type('A', cntrl)
^  Fail: (203) [user] is_like_space('A')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _1725312)
   Exit: (202) [system] get_char((0x55fbb4538270), 'A')
   Call: (202) [system] 'A'='('
   Fail: (202) [system] 'A'='('
   Call: (202) [system] 'A'='['
   Fail: (202) [system] 'A'='['
   Call: (202) [system] 'A'='{'
   Fail: (202) [system] 'A'='{'
   Call: (202) [system] 'A'='"'
   Fail: (202) [system] 'A'='"'
   Call: (202) [system] 'A'=!
   Fail: (202) [system] 'A'=!
   Call: (202) [system] 'A'='\''
   Fail: (202) [system] 'A'='\''
   Call: (202) [system] 'A'='`'
   Fail: (202) [system] 'A'='`'
   Call: (202) [system] 'A'=end_of_file
   Fail: (202) [system] 'A'=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1707444)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1742954)
   Call: (204) [system] peek_char((0x55fbb4538270), _1743888)
   Exit: (204) [system] peek_char((0x55fbb4538270), n)
^  Call: (204) [user] is_delimiter(n)
   Call: (205) [system] char_type(n, space)
   Fail: (205) [system] char_type(n, space)
   Call: (205) [system] arg(_1748608, v('(', ')', end_of_file), n)
   Fail: (205) [system] arg(_1749540, v('(', ')', end_of_file), n)
^  Fail: (204) [user] is_delimiter(n)
   Call: (204) [system] ')'==n
   Fail: (204) [system] ')'==n
   Call: (204) [system] get_char((0x55fbb4538270), n)
   Exit: (204) [system] get_char((0x55fbb4538270), n)
   Call: (204) [system] n=(\)
   Fail: (204) [system] n=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1756890)
   Call: (205) [system] peek_char((0x55fbb4538270), _1757824)
   Exit: (205) [system] peek_char((0x55fbb4538270), d)
^  Call: (205) [user] is_delimiter(d)
   Call: (206) [system] char_type(d, space)
   Fail: (206) [system] char_type(d, space)
   Call: (206) [system] arg(_1762544, v('(', ')', end_of_file), d)
   Fail: (206) [system] arg(_1763476, v('(', ')', end_of_file), d)
^  Fail: (205) [user] is_delimiter(d)
   Call: (205) [system] ')'==d
   Fail: (205) [system] ')'==d
   Call: (205) [system] get_char((0x55fbb4538270), d)
   Exit: (205) [system] get_char((0x55fbb4538270), d)
   Call: (205) [system] d=(\)
   Fail: (205) [system] d=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1770826)
   Call: (206) [system] peek_char((0x55fbb4538270), _1771760)
   Exit: (206) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (206) [user] is_delimiter('L')
   Call: (207) [system] char_type('L', space)
   Fail: (207) [system] char_type('L', space)
   Call: (207) [system] arg(_1776480, v('(', ')', end_of_file), 'L')
   Fail: (207) [system] arg(_1777412, v('(', ')', end_of_file), 'L')
^  Fail: (206) [user] is_delimiter('L')
   Call: (206) [system] ')'=='L'
   Fail: (206) [system] ')'=='L'
   Call: (206) [system] get_char((0x55fbb4538270), 'L')
   Exit: (206) [system] get_char((0x55fbb4538270), 'L')
   Call: (206) [system] 'L'=(\)
   Fail: (206) [system] 'L'=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1784762)
   Call: (207) [system] peek_char((0x55fbb4538270), _1785696)
   Exit: (207) [system] peek_char((0x55fbb4538270), i)
^  Call: (207) [user] is_delimiter(i)
   Call: (208) [system] char_type(i, space)
   Fail: (208) [system] char_type(i, space)
   Call: (208) [system] arg(_1790416, v('(', ')', end_of_file), i)
   Fail: (208) [system] arg(_1791348, v('(', ')', end_of_file), i)
^  Fail: (207) [user] is_delimiter(i)
   Call: (207) [system] ')'==i
   Fail: (207) [system] ')'==i
   Call: (207) [system] get_char((0x55fbb4538270), i)
   Exit: (207) [system] get_char((0x55fbb4538270), i)
   Call: (207) [system] i=(\)
   Fail: (207) [system] i=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1798698)
   Call: (208) [system] peek_char((0x55fbb4538270), _1799632)
   Exit: (208) [system] peek_char((0x55fbb4538270), n)
^  Call: (208) [user] is_delimiter(n)
   Call: (209) [system] char_type(n, space)
   Fail: (209) [system] char_type(n, space)
   Call: (209) [system] arg(_1804352, v('(', ')', end_of_file), n)
   Fail: (209) [system] arg(_1805284, v('(', ')', end_of_file), n)
^  Fail: (208) [user] is_delimiter(n)
   Call: (208) [system] ')'==n
   Fail: (208) [system] ')'==n
   Call: (208) [system] get_char((0x55fbb4538270), n)
   Exit: (208) [system] get_char((0x55fbb4538270), n)
   Call: (208) [system] n=(\)
   Fail: (208) [system] n=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1812634)
   Call: (209) [system] peek_char((0x55fbb4538270), _1813568)
   Exit: (209) [system] peek_char((0x55fbb4538270), k)
^  Call: (209) [user] is_delimiter(k)
   Call: (210) [system] char_type(k, space)
   Fail: (210) [system] char_type(k, space)
   Call: (210) [system] arg(_1818288, v('(', ')', end_of_file), k)
   Fail: (210) [system] arg(_1819220, v('(', ')', end_of_file), k)
^  Fail: (209) [user] is_delimiter(k)
   Call: (209) [system] ')'==k
   Fail: (209) [system] ')'==k
   Call: (209) [system] get_char((0x55fbb4538270), k)
   Exit: (209) [system] get_char((0x55fbb4538270), k)
   Call: (209) [system] k=(\)
   Fail: (209) [system] k=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1826570)
   Call: (210) [system] peek_char((0x55fbb4538270), _1827504)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _1826570=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (209) [system] _1812634=[k]
   Exit: (209) [system] [k]=[k]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (208) [system] _1798698=[n, k]
   Exit: (208) [system] [n, k]=[n, k]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (207) [system] _1784762=[i, n, k]
   Exit: (207) [system] [i, n, k]=[i, n, k]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (206) [system] _1770826=['L', i, n, k]
   Exit: (206) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (205) [system] _1756890=[d, 'L', i, n, k]
   Exit: (205) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (204) [system] _1742954=[n, d, 'L', i, n, k]
   Exit: (204) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (203) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _1707444)
^  Call: (204) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _1853552)
^  Call: (206) [system] setup_call_cleanup('$notrace'(_1854504, _1854506), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1853552), _1854486, fail)), '$restore_trace'(_1854504, _1854506))
^  Call: (207) [system] sig_atomic(system:'$notrace'(_1854504, _1854506))
^  Exit: (206) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1853552), _1854486, fail)), system:'$restore_trace'(3, -1))
   Call: (205) [system] atomic(_1853552)
   Fail: (205) [system] atomic(_1853552)
   Call: (205) [system] atom_chars(_1853552, ['A', n, d, 'L', i, n, k])
   Exit: (205) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (204) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (204) [system] integer('AndLink')
   Fail: (204) [system] integer('AndLink')
   Call: (204) [system] _1707444='AndLink'
   Exit: (204) [system] 'AndLink'='AndLink'
^  Exit: (203) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (202) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _1868502)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1870360)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
   Call: (203) [system] ' '=(/)
   Fail: (203) [system] ' '=(/)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55fbb4538270), _1879954)
   Exit: (203) [system] get_char((0x55fbb4538270), ' ')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1882658)
   Exit: (204) [system] peek_char((0x55fbb4538270), '(')
   Call: (204) [system] '('=(;)
   Fail: (204) [system] '('=(;)
   Call: (204) [system] '('=(/)
   Fail: (204) [system] '('=(/)
^  Call: (204) [user] is_like_space('(')
   Call: (205) [system] char_type('(', 'white')
   Fail: (205) [system] char_type('(', 'white')
   Call: (205) [system] char_type('(', end_of_line)
   Fail: (205) [system] char_type('(', end_of_line)
   Call: (205) [system] char_type('(', space)
   Fail: (205) [system] char_type('(', space)
   Call: (205) [system] char_type('(', cntrl)
   Fail: (205) [system] char_type('(', cntrl)
^  Fail: (204) [user] is_like_space('(')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1899592)
   Exit: (202) [system] peek_char((0x55fbb4538270), '(')
   Call: (202) [system] '('=')'
   Fail: (202) [system] '('=')'
   Call: (202) [system] '('=end_of_file
   Fail: (202) [system] '('=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55fbb4538270), _1905162)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1907020)
   Exit: (204) [system] peek_char((0x55fbb4538270), '(')
   Call: (204) [system] '('=(;)
   Fail: (204) [system] '('=(;)
   Call: (204) [system] '('=(/)
   Fail: (204) [system] '('=(/)
^  Call: (204) [user] is_like_space('(')
   Call: (205) [system] char_type('(', 'white')
   Fail: (205) [system] char_type('(', 'white')
   Call: (205) [system] char_type('(', end_of_line)
   Fail: (205) [system] char_type('(', end_of_line)
   Call: (205) [system] char_type('(', space)
   Fail: (205) [system] char_type('(', space)
   Call: (205) [system] char_type('(', cntrl)
   Fail: (205) [system] char_type('(', cntrl)
^  Fail: (204) [user] is_like_space('(')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] get_char((0x55fbb4538270), _1923030)
   Exit: (203) [system] get_char((0x55fbb4538270), '(')
   Call: (203) [system] '('='('
   Exit: (203) [system] '('='('
^  Call: (203) [user] read_list(')', (0x55fbb4538270), _1905162)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1928600)
   Exit: (205) [system] peek_char((0x55fbb4538270), 'I')
   Call: (205) [system] 'I'=(;)
   Fail: (205) [system] 'I'=(;)
   Call: (205) [system] 'I'=(/)
   Fail: (205) [system] 'I'=(/)
^  Call: (205) [user] is_like_space('I')
   Call: (206) [system] char_type('I', 'white')
   Fail: (206) [system] char_type('I', 'white')
   Call: (206) [system] char_type('I', end_of_line)
   Fail: (206) [system] char_type('I', end_of_line)
   Call: (206) [system] char_type('I', space)
   Fail: (206) [system] char_type('I', space)
   Call: (206) [system] char_type('I', cntrl)
   Fail: (206) [system] char_type('I', cntrl)
^  Fail: (205) [user] is_like_space('I')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1944610)
   Exit: (204) [system] peek_char((0x55fbb4538270), 'I')
   Call: (204) [system] 'I'=')'
   Fail: (204) [system] 'I'=')'
   Call: (204) [system] 'I'=end_of_file
   Fail: (204) [system] 'I'=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55fbb4538270), _1950180)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1952038)
   Exit: (206) [system] peek_char((0x55fbb4538270), 'I')
   Call: (206) [system] 'I'=(;)
   Fail: (206) [system] 'I'=(;)
   Call: (206) [system] 'I'=(/)
   Fail: (206) [system] 'I'=(/)
^  Call: (206) [user] is_like_space('I')
   Call: (207) [system] char_type('I', 'white')
   Fail: (207) [system] char_type('I', 'white')
   Call: (207) [system] char_type('I', end_of_line)
   Fail: (207) [system] char_type('I', end_of_line)
   Call: (207) [system] char_type('I', space)
   Fail: (207) [system] char_type('I', space)
   Call: (207) [system] char_type('I', cntrl)
   Fail: (207) [system] char_type('I', cntrl)
^  Fail: (206) [user] is_like_space('I')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] get_char((0x55fbb4538270), _1968048)
   Exit: (205) [system] get_char((0x55fbb4538270), 'I')
   Call: (205) [system] 'I'='('
   Fail: (205) [system] 'I'='('
   Call: (205) [system] 'I'='['
   Fail: (205) [system] 'I'='['
   Call: (205) [system] 'I'='{'
   Fail: (205) [system] 'I'='{'
   Call: (205) [system] 'I'='"'
   Fail: (205) [system] 'I'='"'
   Call: (205) [system] 'I'=!
   Fail: (205) [system] 'I'=!
   Call: (205) [system] 'I'='\''
   Fail: (205) [system] 'I'='\''
   Call: (205) [system] 'I'='`'
   Fail: (205) [system] 'I'='`'
   Call: (205) [system] 'I'=end_of_file
   Fail: (205) [system] 'I'=end_of_file
^  Call: (205) [user] read_symbolic(')', (0x55fbb4538270), 'I', _1950180)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1985690)
   Call: (207) [system] peek_char((0x55fbb4538270), _1986624)
   Exit: (207) [system] peek_char((0x55fbb4538270), m)
^  Call: (207) [user] is_delimiter(m)
   Call: (208) [system] char_type(m, space)
   Fail: (208) [system] char_type(m, space)
   Call: (208) [system] arg(_1991344, v('(', ')', end_of_file), m)
   Fail: (208) [system] arg(_1992276, v('(', ')', end_of_file), m)
^  Fail: (207) [user] is_delimiter(m)
   Call: (207) [system] ')'==m
   Fail: (207) [system] ')'==m
   Call: (207) [system] get_char((0x55fbb4538270), m)
   Exit: (207) [system] get_char((0x55fbb4538270), m)
   Call: (207) [system] m=(\)
   Fail: (207) [system] m=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1999626)
   Call: (208) [system] peek_char((0x55fbb4538270), _2000560)
   Exit: (208) [system] peek_char((0x55fbb4538270), p)
^  Call: (208) [user] is_delimiter(p)
   Call: (209) [system] char_type(p, space)
   Fail: (209) [system] char_type(p, space)
   Call: (209) [system] arg(_2005280, v('(', ')', end_of_file), p)
   Fail: (209) [system] arg(_2006212, v('(', ')', end_of_file), p)
^  Fail: (208) [user] is_delimiter(p)
   Call: (208) [system] ')'==p
   Fail: (208) [system] ')'==p
   Call: (208) [system] get_char((0x55fbb4538270), p)
   Exit: (208) [system] get_char((0x55fbb4538270), p)
   Call: (208) [system] p=(\)
   Fail: (208) [system] p=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _2013562)
   Call: (209) [system] peek_char((0x55fbb4538270), _2014496)
   Exit: (209) [system] peek_char((0x55fbb4538270), l)
^  Call: (209) [user] is_delimiter(l)
   Call: (210) [system] char_type(l, space)
   Fail: (210) [system] char_type(l, space)
   Call: (210) [system] arg(_2019216, v('(', ')', end_of_file), l)
   Fail: (210) [system] arg(_2020148, v('(', ')', end_of_file), l)
^  Fail: (209) [user] is_delimiter(l)
   Call: (209) [system] ')'==l
   Fail: (209) [system] ')'==l
   Call: (209) [system] get_char((0x55fbb4538270), l)
   Exit: (209) [system] get_char((0x55fbb4538270), l)
   Call: (209) [system] l=(\)
   Fail: (209) [system] l=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _2027498)
   Call: (210) [system] peek_char((0x55fbb4538270), _2028432)
   Exit: (210) [system] peek_char((0x55fbb4538270), i)
^  Call: (210) [user] is_delimiter(i)
   Call: (211) [system] char_type(i, space)
   Fail: (211) [system] char_type(i, space)
   Call: (211) [system] arg(_2033152, v('(', ')', end_of_file), i)
   Fail: (211) [system] arg(_2034084, v('(', ')', end_of_file), i)
^  Fail: (210) [user] is_delimiter(i)
   Call: (210) [system] ')'==i
   Fail: (210) [system] ')'==i
   Call: (210) [system] get_char((0x55fbb4538270), i)
   Exit: (210) [system] get_char((0x55fbb4538270), i)
   Call: (210) [system] i=(\)
   Fail: (210) [system] i=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _2041434)
   Call: (211) [system] peek_char((0x55fbb4538270), _2042368)
   Exit: (211) [system] peek_char((0x55fbb4538270), c)
^  Call: (211) [user] is_delimiter(c)
   Call: (212) [system] char_type(c, space)
   Fail: (212) [system] char_type(c, space)
   Call: (212) [system] arg(_2047088, v('(', ')', end_of_file), c)
   Fail: (212) [system] arg(_2048020, v('(', ')', end_of_file), c)
^  Fail: (211) [user] is_delimiter(c)
   Call: (211) [system] ')'==c
   Fail: (211) [system] ')'==c
   Call: (211) [system] get_char((0x55fbb4538270), c)
   Exit: (211) [system] get_char((0x55fbb4538270), c)
   Call: (211) [system] c=(\)
   Fail: (211) [system] c=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _2055370)
   Call: (212) [system] peek_char((0x55fbb4538270), _2056304)
   Exit: (212) [system] peek_char((0x55fbb4538270), a)
^  Call: (212) [user] is_delimiter(a)
   Call: (213) [system] char_type(a, space)
   Fail: (213) [system] char_type(a, space)
   Call: (213) [system] arg(_2061024, v('(', ')', end_of_file), a)
   Fail: (213) [system] arg(_2061956, v('(', ')', end_of_file), a)
^  Fail: (212) [user] is_delimiter(a)
   Call: (212) [system] ')'==a
   Fail: (212) [system] ')'==a
   Call: (212) [system] get_char((0x55fbb4538270), a)
   Exit: (212) [system] get_char((0x55fbb4538270), a)
   Call: (212) [system] a=(\)
   Fail: (212) [system] a=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _2069306)
   Call: (213) [system] peek_char((0x55fbb4538270), _2070240)
   Exit: (213) [system] peek_char((0x55fbb4538270), t)
^  Call: (213) [user] is_delimiter(t)
   Call: (214) [system] char_type(t, space)
   Fail: (214) [system] char_type(t, space)
   Call: (214) [system] arg(_2074960, v('(', ')', end_of_file), t)
   Fail: (214) [system] arg(_2075892, v('(', ')', end_of_file), t)
^  Fail: (213) [user] is_delimiter(t)
   Call: (213) [system] ')'==t
   Fail: (213) [system] ')'==t
   Call: (213) [system] get_char((0x55fbb4538270), t)
   Exit: (213) [system] get_char((0x55fbb4538270), t)
   Call: (213) [system] t=(\)
   Fail: (213) [system] t=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _2083242)
   Call: (214) [system] peek_char((0x55fbb4538270), _2084176)
   Exit: (214) [system] peek_char((0x55fbb4538270), i)
^  Call: (214) [user] is_delimiter(i)
   Call: (215) [system] char_type(i, space)
   Fail: (215) [system] char_type(i, space)
   Call: (215) [system] arg(_2088896, v('(', ')', end_of_file), i)
   Fail: (215) [system] arg(_2089828, v('(', ')', end_of_file), i)
^  Fail: (214) [user] is_delimiter(i)
   Call: (214) [system] ')'==i
   Fail: (214) [system] ')'==i
   Call: (214) [system] get_char((0x55fbb4538270), i)
   Exit: (214) [system] get_char((0x55fbb4538270), i)
   Call: (214) [system] i=(\)
   Fail: (214) [system] i=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _4364)
   Call: (215) [system] peek_char((0x55fbb4538270), _5298)
   Exit: (215) [system] peek_char((0x55fbb4538270), o)
^  Call: (215) [user] is_delimiter(o)
   Call: (216) [system] char_type(o, space)
   Fail: (216) [system] char_type(o, space)
   Call: (216) [system] arg(_10018, v('(', ')', end_of_file), o)
   Fail: (216) [system] arg(_10950, v('(', ')', end_of_file), o)
^  Fail: (215) [user] is_delimiter(o)
   Call: (215) [system] ')'==o
   Fail: (215) [system] ')'==o
   Call: (215) [system] get_char((0x55fbb4538270), o)
   Exit: (215) [system] get_char((0x55fbb4538270), o)
   Call: (215) [system] o=(\)
   Fail: (215) [system] o=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _18300)
   Call: (216) [system] peek_char((0x55fbb4538270), _19234)
   Exit: (216) [system] peek_char((0x55fbb4538270), n)
^  Call: (216) [user] is_delimiter(n)
   Call: (217) [system] char_type(n, space)
   Fail: (217) [system] char_type(n, space)
   Call: (217) [system] arg(_23954, v('(', ')', end_of_file), n)
   Fail: (217) [system] arg(_24886, v('(', ')', end_of_file), n)
^  Fail: (216) [user] is_delimiter(n)
   Call: (216) [system] ')'==n
   Fail: (216) [system] ')'==n
   Call: (216) [system] get_char((0x55fbb4538270), n)
   Exit: (216) [system] get_char((0x55fbb4538270), n)
   Call: (216) [system] n=(\)
   Fail: (216) [system] n=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _32236)
   Call: (217) [system] peek_char((0x55fbb4538270), _33170)
   Exit: (217) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (217) [user] is_delimiter(' ')
   Call: (218) [system] char_type(' ', space)
   Exit: (218) [system] char_type(' ', space)
^  Exit: (217) [user] is_delimiter(' ')
   Call: (217) [system] _32236=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (216) [system] _18300=[n]
   Exit: (216) [system] [n]=[n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (215) [system] _4364=[o, n]
   Exit: (215) [system] [o, n]=[o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (214) [system] _3970=[i, o, n]
   Exit: (214) [system] [i, o, n]=[i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (213) [system] _3966=[t, i, o, n]
   Exit: (213) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (212) [system] _3962=[a, t, i, o, n]
   Exit: (212) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (211) [system] _3958=[c, a, t, i, o, n]
   Exit: (211) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (210) [system] _3954=[i, c, a, t, i, o, n]
   Exit: (210) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (209) [system] _3950=[l, i, c, a, t, i, o, n]
   Exit: (209) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (208) [system] _3946=[p, l, i, c, a, t, i, o, n]
   Exit: (208) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (207) [system] _3942=[m, p, l, i, c, a, t, i, o, n]
   Exit: (207) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (206) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _3938)
^  Call: (207) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _70394)
^  Call: (209) [system] setup_call_cleanup('$notrace'(_71346, _71348), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _70394), _71328, fail)), '$restore_trace'(_71346, _71348))
^  Call: (210) [system] sig_atomic(system:'$notrace'(_71346, _71348))
^  Exit: (209) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _70394), _71328, fail)), system:'$restore_trace'(3, -1))
   Call: (208) [system] atomic(_70394)
   Fail: (208) [system] atomic(_70394)
   Call: (208) [system] atom_chars(_70394, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (208) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (207) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (207) [system] integer('Implication')
   Fail: (207) [system] integer('Implication')
   Call: (207) [system] _3938='Implication'
   Exit: (207) [system] 'Implication'='Implication'
^  Exit: (206) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (205) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (204) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (204) [user] read_list(')', (0x55fbb4538270), _85344)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _87202)
   Exit: (206) [system] peek_char((0x55fbb4538270), ' ')
   Call: (206) [system] ' '=(;)
   Fail: (206) [system] ' '=(;)
   Call: (206) [system] ' '=(/)
   Fail: (206) [system] ' '=(/)
^  Call: (206) [user] is_like_space(' ')
   Call: (207) [system] char_type(' ', 'white')
   Exit: (207) [system] char_type(' ', 'white')
^  Exit: (206) [user] is_like_space(' ')
   Call: (206) [system] get_char((0x55fbb4538270), _96796)
   Exit: (206) [system] get_char((0x55fbb4538270), ' ')
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _99500)
   Exit: (207) [system] peek_char((0x55fbb4538270), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
   Call: (207) [system] '('=(/)
   Fail: (207) [system] '('=(/)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _116434)
   Exit: (205) [system] peek_char((0x55fbb4538270), '(')
   Call: (205) [system] '('=')'
   Fail: (205) [system] '('=')'
   Call: (205) [system] '('=end_of_file
   Fail: (205) [system] '('=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55fbb4538270), _122004)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _123862)
   Exit: (207) [system] peek_char((0x55fbb4538270), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
   Call: (207) [system] '('=(/)
   Fail: (207) [system] '('=(/)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] get_char((0x55fbb4538270), _139872)
   Exit: (206) [system] get_char((0x55fbb4538270), '(')
   Call: (206) [system] '('='('
   Exit: (206) [system] '('='('
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _122004)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _145442)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'A')
   Call: (208) [system] 'A'=(;)
   Fail: (208) [system] 'A'=(;)
   Call: (208) [system] 'A'=(/)
   Fail: (208) [system] 'A'=(/)
^  Call: (208) [user] is_like_space('A')
   Call: (209) [system] char_type('A', 'white')
   Fail: (209) [system] char_type('A', 'white')
   Call: (209) [system] char_type('A', end_of_line)
   Fail: (209) [system] char_type('A', end_of_line)
   Call: (209) [system] char_type('A', space)
   Fail: (209) [system] char_type('A', space)
   Call: (209) [system] char_type('A', cntrl)
   Fail: (209) [system] char_type('A', cntrl)
^  Fail: (208) [user] is_like_space('A')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _161452)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'A')
   Call: (207) [system] 'A'=')'
   Fail: (207) [system] 'A'=')'
   Call: (207) [system] 'A'=end_of_file
   Fail: (207) [system] 'A'=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55fbb4538270), _167022)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _168880)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'A')
   Call: (209) [system] 'A'=(;)
   Fail: (209) [system] 'A'=(;)
   Call: (209) [system] 'A'=(/)
   Fail: (209) [system] 'A'=(/)
^  Call: (209) [user] is_like_space('A')
   Call: (210) [system] char_type('A', 'white')
   Fail: (210) [system] char_type('A', 'white')
   Call: (210) [system] char_type('A', end_of_line)
   Fail: (210) [system] char_type('A', end_of_line)
   Call: (210) [system] char_type('A', space)
   Fail: (210) [system] char_type('A', space)
   Call: (210) [system] char_type('A', cntrl)
   Fail: (210) [system] char_type('A', cntrl)
^  Fail: (209) [user] is_like_space('A')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] get_char((0x55fbb4538270), _184890)
   Exit: (208) [system] get_char((0x55fbb4538270), 'A')
   Call: (208) [system] 'A'='('
   Fail: (208) [system] 'A'='('
   Call: (208) [system] 'A'='['
   Fail: (208) [system] 'A'='['
   Call: (208) [system] 'A'='{'
   Fail: (208) [system] 'A'='{'
   Call: (208) [system] 'A'='"'
   Fail: (208) [system] 'A'='"'
   Call: (208) [system] 'A'=!
   Fail: (208) [system] 'A'=!
   Call: (208) [system] 'A'='\''
   Fail: (208) [system] 'A'='\''
   Call: (208) [system] 'A'='`'
   Fail: (208) [system] 'A'='`'
   Call: (208) [system] 'A'=end_of_file
   Fail: (208) [system] 'A'=end_of_file
^  Call: (208) [user] read_symbolic(')', (0x55fbb4538270), 'A', _167022)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _202532)
   Call: (210) [system] peek_char((0x55fbb4538270), _203466)
   Exit: (210) [system] peek_char((0x55fbb4538270), n)
^  Call: (210) [user] is_delimiter(n)
   Call: (211) [system] char_type(n, space)
   Fail: (211) [system] char_type(n, space)
   Call: (211) [system] arg(_208186, v('(', ')', end_of_file), n)
   Fail: (211) [system] arg(_209118, v('(', ')', end_of_file), n)
^  Fail: (210) [user] is_delimiter(n)
   Call: (210) [system] ')'==n
   Fail: (210) [system] ')'==n
   Call: (210) [system] get_char((0x55fbb4538270), n)
   Exit: (210) [system] get_char((0x55fbb4538270), n)
   Call: (210) [system] n=(\)
   Fail: (210) [system] n=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _216468)
   Call: (211) [system] peek_char((0x55fbb4538270), _217402)
   Exit: (211) [system] peek_char((0x55fbb4538270), d)
^  Call: (211) [user] is_delimiter(d)
   Call: (212) [system] char_type(d, space)
   Fail: (212) [system] char_type(d, space)
   Call: (212) [system] arg(_222122, v('(', ')', end_of_file), d)
   Fail: (212) [system] arg(_223054, v('(', ')', end_of_file), d)
^  Fail: (211) [user] is_delimiter(d)
   Call: (211) [system] ')'==d
   Fail: (211) [system] ')'==d
   Call: (211) [system] get_char((0x55fbb4538270), d)
   Exit: (211) [system] get_char((0x55fbb4538270), d)
   Call: (211) [system] d=(\)
   Fail: (211) [system] d=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _230404)
   Call: (212) [system] peek_char((0x55fbb4538270), _231338)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (212) [user] is_delimiter('L')
   Call: (213) [system] char_type('L', space)
   Fail: (213) [system] char_type('L', space)
   Call: (213) [system] arg(_236058, v('(', ')', end_of_file), 'L')
   Fail: (213) [system] arg(_236990, v('(', ')', end_of_file), 'L')
^  Fail: (212) [user] is_delimiter('L')
   Call: (212) [system] ')'=='L'
   Fail: (212) [system] ')'=='L'
   Call: (212) [system] get_char((0x55fbb4538270), 'L')
   Exit: (212) [system] get_char((0x55fbb4538270), 'L')
   Call: (212) [system] 'L'=(\)
   Fail: (212) [system] 'L'=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _244340)
   Call: (213) [system] peek_char((0x55fbb4538270), _245274)
   Exit: (213) [system] peek_char((0x55fbb4538270), i)
^  Call: (213) [user] is_delimiter(i)
   Call: (214) [system] char_type(i, space)
   Fail: (214) [system] char_type(i, space)
   Call: (214) [system] arg(_249994, v('(', ')', end_of_file), i)
   Fail: (214) [system] arg(_250926, v('(', ')', end_of_file), i)
^  Fail: (213) [user] is_delimiter(i)
   Call: (213) [system] ')'==i
   Fail: (213) [system] ')'==i
   Call: (213) [system] get_char((0x55fbb4538270), i)
   Exit: (213) [system] get_char((0x55fbb4538270), i)
   Call: (213) [system] i=(\)
   Fail: (213) [system] i=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _258276)
   Call: (214) [system] peek_char((0x55fbb4538270), _259210)
   Exit: (214) [system] peek_char((0x55fbb4538270), n)
^  Call: (214) [user] is_delimiter(n)
   Call: (215) [system] char_type(n, space)
   Fail: (215) [system] char_type(n, space)
   Call: (215) [system] arg(_263930, v('(', ')', end_of_file), n)
   Fail: (215) [system] arg(_264862, v('(', ')', end_of_file), n)
^  Fail: (214) [user] is_delimiter(n)
   Call: (214) [system] ')'==n
   Fail: (214) [system] ')'==n
   Call: (214) [system] get_char((0x55fbb4538270), n)
   Exit: (214) [system] get_char((0x55fbb4538270), n)
   Call: (214) [system] n=(\)
   Fail: (214) [system] n=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _272212)
   Call: (215) [system] peek_char((0x55fbb4538270), _273146)
   Exit: (215) [system] peek_char((0x55fbb4538270), k)
^  Call: (215) [user] is_delimiter(k)
   Call: (216) [system] char_type(k, space)
   Fail: (216) [system] char_type(k, space)
   Call: (216) [system] arg(_277866, v('(', ')', end_of_file), k)
   Fail: (216) [system] arg(_278798, v('(', ')', end_of_file), k)
^  Fail: (215) [user] is_delimiter(k)
   Call: (215) [system] ')'==k
   Fail: (215) [system] ')'==k
   Call: (215) [system] get_char((0x55fbb4538270), k)
   Exit: (215) [system] get_char((0x55fbb4538270), k)
   Call: (215) [system] k=(\)
   Fail: (215) [system] k=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _286148)
   Call: (216) [system] peek_char((0x55fbb4538270), _287082)
   Exit: (216) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (216) [user] is_delimiter(' ')
   Call: (217) [system] char_type(' ', space)
   Exit: (217) [system] char_type(' ', space)
^  Exit: (216) [user] is_delimiter(' ')
   Call: (216) [system] _286148=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (215) [system] _272212=[k]
   Exit: (215) [system] [k]=[k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (214) [system] _258276=[n, k]
   Exit: (214) [system] [n, k]=[n, k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (213) [system] _244340=[i, n, k]
   Exit: (213) [system] [i, n, k]=[i, n, k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (212) [system] _230404=['L', i, n, k]
   Exit: (212) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (211) [system] _216468=[d, 'L', i, n, k]
   Exit: (211) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (210) [system] _202532=[n, d, 'L', i, n, k]
   Exit: (210) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (209) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _167022)
^  Call: (210) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _313130)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_314082, _314084), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _313130), _314064, fail)), '$restore_trace'(_314082, _314084))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_314082, _314084))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _313130), _314064, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(_313130)
   Fail: (211) [system] atomic(_313130)
   Call: (211) [system] atom_chars(_313130, ['A', n, d, 'L', i, n, k])
   Exit: (211) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (210) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (210) [system] integer('AndLink')
   Fail: (210) [system] integer('AndLink')
   Call: (210) [system] _167022='AndLink'
   Exit: (210) [system] 'AndLink'='AndLink'
^  Exit: (209) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (208) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (207) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _328080)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _329938)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
   Call: (209) [system] ' '=(/)
   Fail: (209) [system] ' '=(/)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55fbb4538270), _339532)
   Exit: (209) [system] get_char((0x55fbb4538270), ' ')
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _342236)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'A')
   Call: (210) [system] 'A'=(;)
   Fail: (210) [system] 'A'=(;)
   Call: (210) [system] 'A'=(/)
   Fail: (210) [system] 'A'=(/)
^  Call: (210) [user] is_like_space('A')
   Call: (211) [system] char_type('A', 'white')
   Fail: (211) [system] char_type('A', 'white')
   Call: (211) [system] char_type('A', end_of_line)
   Fail: (211) [system] char_type('A', end_of_line)
   Call: (211) [system] char_type('A', space)
   Fail: (211) [system] char_type('A', space)
   Call: (211) [system] char_type('A', cntrl)
   Fail: (211) [system] char_type('A', cntrl)
^  Fail: (210) [user] is_like_space('A')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _359170)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'A')
   Call: (208) [system] 'A'=')'
   Fail: (208) [system] 'A'=')'
   Call: (208) [system] 'A'=end_of_file
   Fail: (208) [system] 'A'=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55fbb4538270), _364740)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _366598)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'A')
   Call: (210) [system] 'A'=(;)
   Fail: (210) [system] 'A'=(;)
   Call: (210) [system] 'A'=(/)
   Fail: (210) [system] 'A'=(/)
^  Call: (210) [user] is_like_space('A')
   Call: (211) [system] char_type('A', 'white')
   Fail: (211) [system] char_type('A', 'white')
   Call: (211) [system] char_type('A', end_of_line)
   Fail: (211) [system] char_type('A', end_of_line)
   Call: (211) [system] char_type('A', space)
   Fail: (211) [system] char_type('A', space)
   Call: (211) [system] char_type('A', cntrl)
   Fail: (211) [system] char_type('A', cntrl)
^  Fail: (210) [user] is_like_space('A')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] get_char((0x55fbb4538270), _382608)
   Exit: (209) [system] get_char((0x55fbb4538270), 'A')
   Call: (209) [system] 'A'='('
   Fail: (209) [system] 'A'='('
   Call: (209) [system] 'A'='['
   Fail: (209) [system] 'A'='['
   Call: (209) [system] 'A'='{'
   Fail: (209) [system] 'A'='{'
   Call: (209) [system] 'A'='"'
   Fail: (209) [system] 'A'='"'
   Call: (209) [system] 'A'=!
   Fail: (209) [system] 'A'=!
   Call: (209) [system] 'A'='\''
   Fail: (209) [system] 'A'='\''
   Call: (209) [system] 'A'='`'
   Fail: (209) [system] 'A'='`'
   Call: (209) [system] 'A'=end_of_file
   Fail: (209) [system] 'A'=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55fbb4538270), 'A', _364740)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _400250)
   Call: (211) [system] peek_char((0x55fbb4538270), _401184)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (211) [user] is_delimiter(' ')
   Call: (212) [system] char_type(' ', space)
   Exit: (212) [system] char_type(' ', space)
^  Exit: (211) [user] is_delimiter(' ')
   Call: (211) [system] _400250=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (210) [user] classify_and_convert_charseq(['A'], _364740)
^  Call: (211) [user] classify_and_convert_charseq_(['A'], _410468)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_411420, _411422), once(user:catch(read_from_chars(['A'], _410468), _411402, fail)), '$restore_trace'(_411420, _411422))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_411420, _411422))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _410468), _411402, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(_410468)
   Fail: (212) [system] atomic(_410468)
   Call: (212) [system] atom_chars(_410468, ['A'])
   Exit: (212) [system] atom_chars('A', ['A'])
^  Exit: (211) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (211) [system] integer('A')
   Fail: (211) [system] integer('A')
   Call: (211) [system] _364740='A'
   Exit: (211) [system] 'A'='A'
^  Exit: (210) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (209) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (208) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _425418)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _427276)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
   Call: (210) [system] ' '=(/)
   Fail: (210) [system] ' '=(/)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55fbb4538270), _436870)
   Exit: (210) [system] get_char((0x55fbb4538270), ' ')
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _439574)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'B')
   Call: (211) [system] 'B'=(;)
   Fail: (211) [system] 'B'=(;)
   Call: (211) [system] 'B'=(/)
   Fail: (211) [system] 'B'=(/)
^  Call: (211) [user] is_like_space('B')
   Call: (212) [system] char_type('B', 'white')
   Fail: (212) [system] char_type('B', 'white')
   Call: (212) [system] char_type('B', end_of_line)
   Fail: (212) [system] char_type('B', end_of_line)
   Call: (212) [system] char_type('B', space)
   Fail: (212) [system] char_type('B', space)
   Call: (212) [system] char_type('B', cntrl)
   Fail: (212) [system] char_type('B', cntrl)
^  Fail: (211) [user] is_like_space('B')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _456508)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'B')
   Call: (209) [system] 'B'=')'
   Fail: (209) [system] 'B'=')'
   Call: (209) [system] 'B'=end_of_file
   Fail: (209) [system] 'B'=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55fbb4538270), _462078)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _463936)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'B')
   Call: (211) [system] 'B'=(;)
   Fail: (211) [system] 'B'=(;)
   Call: (211) [system] 'B'=(/)
   Fail: (211) [system] 'B'=(/)
^  Call: (211) [user] is_like_space('B')
   Call: (212) [system] char_type('B', 'white')
   Fail: (212) [system] char_type('B', 'white')
   Call: (212) [system] char_type('B', end_of_line)
   Fail: (212) [system] char_type('B', end_of_line)
   Call: (212) [system] char_type('B', space)
   Fail: (212) [system] char_type('B', space)
   Call: (212) [system] char_type('B', cntrl)
   Fail: (212) [system] char_type('B', cntrl)
^  Fail: (211) [user] is_like_space('B')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] get_char((0x55fbb4538270), _479946)
   Exit: (210) [system] get_char((0x55fbb4538270), 'B')
   Call: (210) [system] 'B'='('
   Fail: (210) [system] 'B'='('
   Call: (210) [system] 'B'='['
   Fail: (210) [system] 'B'='['
   Call: (210) [system] 'B'='{'
   Fail: (210) [system] 'B'='{'
   Call: (210) [system] 'B'='"'
   Fail: (210) [system] 'B'='"'
   Call: (210) [system] 'B'=!
   Fail: (210) [system] 'B'=!
   Call: (210) [system] 'B'='\''
   Fail: (210) [system] 'B'='\''
   Call: (210) [system] 'B'='`'
   Fail: (210) [system] 'B'='`'
   Call: (210) [system] 'B'=end_of_file
   Fail: (210) [system] 'B'=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55fbb4538270), 'B', _462078)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _497588)
   Call: (212) [system] peek_char((0x55fbb4538270), _498522)
   Exit: (212) [system] peek_char((0x55fbb4538270), ')')
^  Call: (212) [user] is_delimiter(')')
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] arg(_503242, v('(', ')', end_of_file), ')')
   Exit: (213) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (212) [user] is_delimiter(')')
   Call: (212) [system] _497588=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (211) [user] classify_and_convert_charseq(['B'], _462078)
^  Call: (212) [user] classify_and_convert_charseq_(['B'], _509678)
^  Call: (214) [system] setup_call_cleanup('$notrace'(_510630, _510632), once(user:catch(read_from_chars(['B'], _509678), _510612, fail)), '$restore_trace'(_510630, _510632))
^  Call: (215) [system] sig_atomic(system:'$notrace'(_510630, _510632))
^  Exit: (214) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _509678), _510612, fail)), system:'$restore_trace'(3, -1))
   Call: (213) [system] atomic(_509678)
   Fail: (213) [system] atomic(_509678)
   Call: (213) [system] atom_chars(_509678, ['B'])
   Exit: (213) [system] atom_chars('B', ['B'])
^  Exit: (212) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (212) [system] integer('B')
   Fail: (212) [system] integer('B')
   Call: (212) [system] _462078='B'
   Exit: (212) [system] 'B'='B'
^  Exit: (211) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (210) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (209) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _524628)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _526486)
   Exit: (211) [system] peek_char((0x55fbb4538270), ')')
   Call: (211) [system] ')'=(;)
   Fail: (211) [system] ')'=(;)
   Call: (211) [system] ')'=(/)
   Fail: (211) [system] ')'=(/)
^  Call: (211) [user] is_like_space(')')
   Call: (212) [system] char_type(')', 'white')
   Fail: (212) [system] char_type(')', 'white')
   Call: (212) [system] char_type(')', end_of_line)
   Fail: (212) [system] char_type(')', end_of_line)
   Call: (212) [system] char_type(')', space)
   Fail: (212) [system] char_type(')', space)
   Call: (212) [system] char_type(')', cntrl)
   Fail: (212) [system] char_type(')', cntrl)
^  Fail: (211) [user] is_like_space(')')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _542496)
   Exit: (210) [system] peek_char((0x55fbb4538270), ')')
   Call: (210) [system] ')'=')'
   Exit: (210) [system] ')'=')'
   Call: (210) [system] get_char((0x55fbb4538270), _546286)
   Exit: (210) [system] get_char((0x55fbb4538270), ')')
   Call: (210) [system] _524628=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), [])
   Call: (209) [system] _425418=['B']
   Exit: (209) [system] ['B']=['B']
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (208) [system] _328080=['A', 'B']
   Exit: (208) [system] ['A', 'B']=['A', 'B']
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), ['A', 'B'])
   Call: (207) [system] _122004=['AndLink', 'A', 'B']
   Exit: (207) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Exit: (205) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Call: (205) [user] read_list(')', (0x55fbb4538270), _560168)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _562026)
   Exit: (207) [system] peek_char((0x55fbb4538270), ' ')
   Call: (207) [system] ' '=(;)
   Fail: (207) [system] ' '=(;)
   Call: (207) [system] ' '=(/)
   Fail: (207) [system] ' '=(/)
^  Call: (207) [user] is_like_space(' ')
   Call: (208) [system] char_type(' ', 'white')
   Exit: (208) [system] char_type(' ', 'white')
^  Exit: (207) [user] is_like_space(' ')
   Call: (207) [system] get_char((0x55fbb4538270), _571620)
   Exit: (207) [system] get_char((0x55fbb4538270), ' ')
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _574324)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'C')
   Call: (208) [system] 'C'=(;)
   Fail: (208) [system] 'C'=(;)
   Call: (208) [system] 'C'=(/)
   Fail: (208) [system] 'C'=(/)
^  Call: (208) [user] is_like_space('C')
   Call: (209) [system] char_type('C', 'white')
   Fail: (209) [system] char_type('C', 'white')
   Call: (209) [system] char_type('C', end_of_line)
   Fail: (209) [system] char_type('C', end_of_line)
   Call: (209) [system] char_type('C', space)
   Fail: (209) [system] char_type('C', space)
   Call: (209) [system] char_type('C', cntrl)
   Fail: (209) [system] char_type('C', cntrl)
^  Fail: (208) [user] is_like_space('C')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _591258)
   Exit: (206) [system] peek_char((0x55fbb4538270), 'C')
   Call: (206) [system] 'C'=')'
   Fail: (206) [system] 'C'=')'
   Call: (206) [system] 'C'=end_of_file
   Fail: (206) [system] 'C'=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55fbb4538270), _596828)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _598686)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'C')
   Call: (208) [system] 'C'=(;)
   Fail: (208) [system] 'C'=(;)
   Call: (208) [system] 'C'=(/)
   Fail: (208) [system] 'C'=(/)
^  Call: (208) [user] is_like_space('C')
   Call: (209) [system] char_type('C', 'white')
   Fail: (209) [system] char_type('C', 'white')
   Call: (209) [system] char_type('C', end_of_line)
   Fail: (209) [system] char_type('C', end_of_line)
   Call: (209) [system] char_type('C', space)
   Fail: (209) [system] char_type('C', space)
   Call: (209) [system] char_type('C', cntrl)
   Fail: (209) [system] char_type('C', cntrl)
^  Fail: (208) [user] is_like_space('C')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] get_char((0x55fbb4538270), _614696)
   Exit: (207) [system] get_char((0x55fbb4538270), 'C')
   Call: (207) [system] 'C'='('
   Fail: (207) [system] 'C'='('
   Call: (207) [system] 'C'='['
   Fail: (207) [system] 'C'='['
   Call: (207) [system] 'C'='{'
   Fail: (207) [system] 'C'='{'
   Call: (207) [system] 'C'='"'
   Fail: (207) [system] 'C'='"'
   Call: (207) [system] 'C'=!
   Fail: (207) [system] 'C'=!
   Call: (207) [system] 'C'='\''
   Fail: (207) [system] 'C'='\''
   Call: (207) [system] 'C'='`'
   Fail: (207) [system] 'C'='`'
   Call: (207) [system] 'C'=end_of_file
   Fail: (207) [system] 'C'=end_of_file
^  Call: (207) [user] read_symbolic(')', (0x55fbb4538270), 'C', _596828)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _632338)
   Call: (209) [system] peek_char((0x55fbb4538270), _633272)
   Exit: (209) [system] peek_char((0x55fbb4538270), ')')
^  Call: (209) [user] is_delimiter(')')
   Call: (210) [system] char_type(')', space)
   Fail: (210) [system] char_type(')', space)
   Call: (210) [system] arg(_637992, v('(', ')', end_of_file), ')')
   Exit: (210) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (209) [user] is_delimiter(')')
   Call: (209) [system] _632338=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (208) [user] classify_and_convert_charseq(['C'], _596828)
^  Call: (209) [user] classify_and_convert_charseq_(['C'], _644428)
^  Call: (211) [system] setup_call_cleanup('$notrace'(_645380, _645382), once(user:catch(read_from_chars(['C'], _644428), _645362, fail)), '$restore_trace'(_645380, _645382))
^  Call: (212) [system] sig_atomic(system:'$notrace'(_645380, _645382))
^  Exit: (211) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _644428), _645362, fail)), system:'$restore_trace'(3, -1))
   Call: (210) [system] atomic(_644428)
   Fail: (210) [system] atomic(_644428)
   Call: (210) [system] atom_chars(_644428, ['C'])
   Exit: (210) [system] atom_chars('C', ['C'])
^  Exit: (209) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (209) [system] integer('C')
   Fail: (209) [system] integer('C')
   Call: (209) [system] _596828='C'
   Exit: (209) [system] 'C'='C'
^  Exit: (208) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (207) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (206) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _659378)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _661236)
   Exit: (208) [system] peek_char((0x55fbb4538270), ')')
   Call: (208) [system] ')'=(;)
   Fail: (208) [system] ')'=(;)
   Call: (208) [system] ')'=(/)
   Fail: (208) [system] ')'=(/)
^  Call: (208) [user] is_like_space(')')
   Call: (209) [system] char_type(')', 'white')
   Fail: (209) [system] char_type(')', 'white')
   Call: (209) [system] char_type(')', end_of_line)
   Fail: (209) [system] char_type(')', end_of_line)
   Call: (209) [system] char_type(')', space)
   Fail: (209) [system] char_type(')', space)
   Call: (209) [system] char_type(')', cntrl)
   Fail: (209) [system] char_type(')', cntrl)
^  Fail: (208) [user] is_like_space(')')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _677246)
   Exit: (207) [system] peek_char((0x55fbb4538270), ')')
   Call: (207) [system] ')'=')'
   Exit: (207) [system] ')'=')'
   Call: (207) [system] get_char((0x55fbb4538270), _681036)
   Exit: (207) [system] get_char((0x55fbb4538270), ')')
   Call: (207) [system] _659378=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), [])
   Call: (206) [system] _560168=['C']
   Exit: (206) [system] ['C']=['C']
^  Exit: (205) [user] read_list(')', (0x55fbb4538270), ['C'])
   Call: (205) [system] _85344=[['AndLink', 'A', 'B'], 'C']
   Exit: (205) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (204) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'A', 'B'], 'C'])
   Call: (204) [system] _3932=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (204) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (203) [user] read_list(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (202) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _694918)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _696776)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
   Call: (204) [system] ' '=(/)
   Fail: (204) [system] ' '=(/)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55fbb4538270), _706370)
   Exit: (204) [system] get_char((0x55fbb4538270), ' ')
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _709074)
   Exit: (205) [system] peek_char((0x55fbb4538270), 'A')
   Call: (205) [system] 'A'=(;)
   Fail: (205) [system] 'A'=(;)
   Call: (205) [system] 'A'=(/)
   Fail: (205) [system] 'A'=(/)
^  Call: (205) [user] is_like_space('A')
   Call: (206) [system] char_type('A', 'white')
   Fail: (206) [system] char_type('A', 'white')
   Call: (206) [system] char_type('A', end_of_line)
   Fail: (206) [system] char_type('A', end_of_line)
   Call: (206) [system] char_type('A', space)
   Fail: (206) [system] char_type('A', space)
   Call: (206) [system] char_type('A', cntrl)
   Fail: (206) [system] char_type('A', cntrl)
^  Fail: (205) [user] is_like_space('A')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _726008)
   Exit: (203) [system] peek_char((0x55fbb4538270), 'A')
   Call: (203) [system] 'A'=')'
   Fail: (203) [system] 'A'=')'
   Call: (203) [system] 'A'=end_of_file
   Fail: (203) [system] 'A'=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55fbb4538270), _731578)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _733436)
   Exit: (205) [system] peek_char((0x55fbb4538270), 'A')
   Call: (205) [system] 'A'=(;)
   Fail: (205) [system] 'A'=(;)
   Call: (205) [system] 'A'=(/)
   Fail: (205) [system] 'A'=(/)
^  Call: (205) [user] is_like_space('A')
   Call: (206) [system] char_type('A', 'white')
   Fail: (206) [system] char_type('A', 'white')
   Call: (206) [system] char_type('A', end_of_line)
   Fail: (206) [system] char_type('A', end_of_line)
   Call: (206) [system] char_type('A', space)
   Fail: (206) [system] char_type('A', space)
   Call: (206) [system] char_type('A', cntrl)
   Fail: (206) [system] char_type('A', cntrl)
^  Fail: (205) [user] is_like_space('A')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] get_char((0x55fbb4538270), _749446)
   Exit: (204) [system] get_char((0x55fbb4538270), 'A')
   Call: (204) [system] 'A'='('
   Fail: (204) [system] 'A'='('
   Call: (204) [system] 'A'='['
   Fail: (204) [system] 'A'='['
   Call: (204) [system] 'A'='{'
   Fail: (204) [system] 'A'='{'
   Call: (204) [system] 'A'='"'
   Fail: (204) [system] 'A'='"'
   Call: (204) [system] 'A'=!
   Fail: (204) [system] 'A'=!
   Call: (204) [system] 'A'='\''
   Fail: (204) [system] 'A'='\''
   Call: (204) [system] 'A'='`'
   Fail: (204) [system] 'A'='`'
   Call: (204) [system] 'A'=end_of_file
   Fail: (204) [system] 'A'=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55fbb4538270), 'A', _731578)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _767088)
   Call: (206) [system] peek_char((0x55fbb4538270), _768022)
   Exit: (206) [system] peek_char((0x55fbb4538270), ')')
^  Call: (206) [user] is_delimiter(')')
   Call: (207) [system] char_type(')', space)
   Fail: (207) [system] char_type(')', space)
   Call: (207) [system] arg(_772742, v('(', ')', end_of_file), ')')
   Exit: (207) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (206) [user] is_delimiter(')')
   Call: (206) [system] _767088=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (205) [user] classify_and_convert_charseq(['A'], _731578)
^  Call: (206) [user] classify_and_convert_charseq_(['A'], _779178)
^  Call: (208) [system] setup_call_cleanup('$notrace'(_780130, _780132), once(user:catch(read_from_chars(['A'], _779178), _780112, fail)), '$restore_trace'(_780130, _780132))
^  Call: (209) [system] sig_atomic(system:'$notrace'(_780130, _780132))
^  Exit: (208) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _779178), _780112, fail)), system:'$restore_trace'(3, -1))
   Call: (207) [system] atomic(_779178)
   Fail: (207) [system] atomic(_779178)
   Call: (207) [system] atom_chars(_779178, ['A'])
   Exit: (207) [system] atom_chars('A', ['A'])
^  Exit: (206) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (206) [system] integer('A')
   Fail: (206) [system] integer('A')
   Call: (206) [system] _731578='A'
   Exit: (206) [system] 'A'='A'
^  Exit: (205) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (204) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (203) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (203) [user] read_list(')', (0x55fbb4538270), _794128)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _795986)
   Exit: (205) [system] peek_char((0x55fbb4538270), ')')
   Call: (205) [system] ')'=(;)
   Fail: (205) [system] ')'=(;)
   Call: (205) [system] ')'=(/)
   Fail: (205) [system] ')'=(/)
^  Call: (205) [user] is_like_space(')')
   Call: (206) [system] char_type(')', 'white')
   Fail: (206) [system] char_type(')', 'white')
   Call: (206) [system] char_type(')', end_of_line)
   Fail: (206) [system] char_type(')', end_of_line)
   Call: (206) [system] char_type(')', space)
   Fail: (206) [system] char_type(')', space)
   Call: (206) [system] char_type(')', cntrl)
   Fail: (206) [system] char_type(')', cntrl)
^  Fail: (205) [user] is_like_space(')')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _811996)
   Exit: (204) [system] peek_char((0x55fbb4538270), ')')
   Call: (204) [system] ')'=')'
   Exit: (204) [system] ')'=')'
   Call: (204) [system] get_char((0x55fbb4538270), _815786)
   Exit: (204) [system] get_char((0x55fbb4538270), ')')
   Call: (204) [system] _794128=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_list(')', (0x55fbb4538270), [])
   Call: (203) [system] _694918=['A']
   Exit: (203) [system] ['A']=['A']
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), ['A'])
   Call: (202) [system] _3928=[['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']
   Exit: (202) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']=[['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [['Implication', ['AndLink', 'A', 'B'], 'C'], 'A'])
   Call: (201) [system] _3920=['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']
   Exit: (201) [system] ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']=['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A'])
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A'])
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _829668)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _831526)
   Exit: (201) [system] peek_char((0x55fbb4538270), ')')
   Call: (201) [system] ')'=(;)
   Fail: (201) [system] ')'=(;)
   Call: (201) [system] ')'=(/)
   Fail: (201) [system] ')'=(/)
^  Call: (201) [user] is_like_space(')')
   Call: (202) [system] char_type(')', 'white')
   Fail: (202) [system] char_type(')', 'white')
   Call: (202) [system] char_type(')', end_of_line)
   Fail: (202) [system] char_type(')', end_of_line)
   Call: (202) [system] char_type(')', space)
   Fail: (202) [system] char_type(')', space)
   Call: (202) [system] char_type(')', cntrl)
   Fail: (202) [system] char_type(')', cntrl)
^  Fail: (201) [user] is_like_space(')')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _847536)
   Exit: (200) [system] peek_char((0x55fbb4538270), ')')
   Call: (200) [system] ')'=')'
   Exit: (200) [system] ')'=')'
   Call: (200) [system] get_char((0x55fbb4538270), _851326)
   Exit: (200) [system] get_char((0x55fbb4538270), ')')
   Call: (200) [system] _829668=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [])
   Call: (199) [system] _3916=[['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
   Exit: (199) [system] [['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]=[['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']])
   Call: (198) [system] _3892=[['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
   Exit: (198) [system] [['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]=[['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']])
   Call: (197) [system] _3884=[:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
   Exit: (197) [system] [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]=[:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']])
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']])
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _865208)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _867066)
   Exit: (197) [system] peek_char((0x55fbb4538270), '\n')
   Call: (197) [system] '\n'=(;)
   Fail: (197) [system] '\n'=(;)
   Call: (197) [system] '\n'=(/)
   Fail: (197) [system] '\n'=(/)
^  Call: (197) [user] is_like_space('\n')
   Call: (198) [system] char_type('\n', 'white')
   Fail: (198) [system] char_type('\n', 'white')
   Call: (198) [system] char_type('\n', end_of_line)
   Exit: (198) [system] char_type('\n', end_of_line)
^  Exit: (197) [user] is_like_space('\n')
   Call: (197) [system] get_char((0x55fbb4538270), _878516)
   Exit: (197) [system] get_char((0x55fbb4538270), '\n')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _881220)
   Exit: (198) [system] peek_char((0x55fbb4538270), '\t')
   Call: (198) [system] '\t'=(;)
   Fail: (198) [system] '\t'=(;)
   Call: (198) [system] '\t'=(/)
   Fail: (198) [system] '\t'=(/)
^  Call: (198) [user] is_like_space('\t')
   Call: (199) [system] char_type('\t', 'white')
   Exit: (199) [system] char_type('\t', 'white')
^  Exit: (198) [user] is_like_space('\t')
   Call: (198) [system] get_char((0x55fbb4538270), _890814)
   Exit: (198) [system] get_char((0x55fbb4538270), '\t')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _893518)
   Exit: (199) [system] peek_char((0x55fbb4538270), '\t')
   Call: (199) [system] '\t'=(;)
   Fail: (199) [system] '\t'=(;)
   Call: (199) [system] '\t'=(/)
   Fail: (199) [system] '\t'=(/)
^  Call: (199) [user] is_like_space('\t')
   Call: (200) [system] char_type('\t', 'white')
   Exit: (200) [system] char_type('\t', 'white')
^  Exit: (199) [user] is_like_space('\t')
   Call: (199) [system] get_char((0x55fbb4538270), _903112)
   Exit: (199) [system] get_char((0x55fbb4538270), '\t')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _905816)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _915410)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _918114)
   Exit: (201) [system] peek_char((0x55fbb4538270), '(')
   Call: (201) [system] '('=(;)
   Fail: (201) [system] '('=(;)
   Call: (201) [system] '('=(/)
   Fail: (201) [system] '('=(/)
^  Call: (201) [user] is_like_space('(')
   Call: (202) [system] char_type('(', 'white')
   Fail: (202) [system] char_type('(', 'white')
   Call: (202) [system] char_type('(', end_of_line)
   Fail: (202) [system] char_type('(', end_of_line)
   Call: (202) [system] char_type('(', space)
   Fail: (202) [system] char_type('(', space)
   Call: (202) [system] char_type('(', cntrl)
   Fail: (202) [system] char_type('(', cntrl)
^  Fail: (201) [user] is_like_space('(')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _937820)
   Exit: (196) [system] peek_char((0x55fbb4538270), '(')
   Call: (196) [system] '('=')'
   Fail: (196) [system] '('=')'
   Call: (196) [system] '('=end_of_file
   Fail: (196) [system] '('=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55fbb4538270), _943390)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _945248)
   Exit: (198) [system] peek_char((0x55fbb4538270), '(')
   Call: (198) [system] '('=(;)
   Fail: (198) [system] '('=(;)
   Call: (198) [system] '('=(/)
   Fail: (198) [system] '('=(/)
^  Call: (198) [user] is_like_space('(')
   Call: (199) [system] char_type('(', 'white')
   Fail: (199) [system] char_type('(', 'white')
   Call: (199) [system] char_type('(', end_of_line)
   Fail: (199) [system] char_type('(', end_of_line)
   Call: (199) [system] char_type('(', space)
   Fail: (199) [system] char_type('(', space)
   Call: (199) [system] char_type('(', cntrl)
   Fail: (199) [system] char_type('(', cntrl)
^  Fail: (198) [user] is_like_space('(')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] get_char((0x55fbb4538270), _961258)
   Exit: (197) [system] get_char((0x55fbb4538270), '(')
   Call: (197) [system] '('='('
   Exit: (197) [system] '('='('
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _943390)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _966828)
   Exit: (199) [system] peek_char((0x55fbb4538270), :)
   Call: (199) [system] (:)=(;)
   Fail: (199) [system] (:)=(;)
   Call: (199) [system] (:)=(/)
   Fail: (199) [system] (:)=(/)
^  Call: (199) [user] is_like_space(:)
   Call: (200) [system] char_type(:, 'white')
   Fail: (200) [system] char_type(:, 'white')
   Call: (200) [system] char_type(:, end_of_line)
   Fail: (200) [system] char_type(:, end_of_line)
   Call: (200) [system] char_type(:, space)
   Fail: (200) [system] char_type(:, space)
   Call: (200) [system] char_type(:, cntrl)
   Fail: (200) [system] char_type(:, cntrl)
^  Fail: (199) [user] is_like_space(:)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _982838)
   Exit: (198) [system] peek_char((0x55fbb4538270), :)
   Call: (198) [system] (:)=')'
   Fail: (198) [system] (:)=')'
   Call: (198) [system] (:)=end_of_file
   Fail: (198) [system] (:)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _988408)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _990266)
   Exit: (200) [system] peek_char((0x55fbb4538270), :)
   Call: (200) [system] (:)=(;)
   Fail: (200) [system] (:)=(;)
   Call: (200) [system] (:)=(/)
   Fail: (200) [system] (:)=(/)
^  Call: (200) [user] is_like_space(:)
   Call: (201) [system] char_type(:, 'white')
   Fail: (201) [system] char_type(:, 'white')
   Call: (201) [system] char_type(:, end_of_line)
   Fail: (201) [system] char_type(:, end_of_line)
   Call: (201) [system] char_type(:, space)
   Fail: (201) [system] char_type(:, space)
   Call: (201) [system] char_type(:, cntrl)
   Fail: (201) [system] char_type(:, cntrl)
^  Fail: (200) [user] is_like_space(:)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _1006276)
   Exit: (199) [system] get_char((0x55fbb4538270), :)
   Call: (199) [system] (:)='('
   Fail: (199) [system] (:)='('
   Call: (199) [system] (:)='['
   Fail: (199) [system] (:)='['
   Call: (199) [system] (:)='{'
   Fail: (199) [system] (:)='{'
   Call: (199) [system] (:)='"'
   Fail: (199) [system] (:)='"'
   Call: (199) [system] (:)=!
   Fail: (199) [system] (:)=!
   Call: (199) [system] (:)='\''
   Fail: (199) [system] (:)='\''
   Call: (199) [system] (:)='`'
   Fail: (199) [system] (:)='`'
   Call: (199) [system] (:)=end_of_file
   Fail: (199) [system] (:)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55fbb4538270), :, _988408)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _1023918)
   Call: (201) [system] peek_char((0x55fbb4538270), _1024852)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (201) [user] is_delimiter(' ')
   Call: (202) [system] char_type(' ', space)
   Exit: (202) [system] char_type(' ', space)
^  Exit: (201) [user] is_delimiter(' ')
   Call: (201) [system] _1023918=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (200) [user] classify_and_convert_charseq([:], _988408)
^  Call: (201) [user] classify_and_convert_charseq_([:], _1034136)
^  Call: (203) [system] setup_call_cleanup('$notrace'(_1035088, _1035090), once(user:catch(read_from_chars([:], _1034136), _1035070, fail)), '$restore_trace'(_1035088, _1035090))
^  Call: (204) [system] sig_atomic(system:'$notrace'(_1035088, _1035090))
^  Exit: (203) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1035070, fail)), system:'$restore_trace'(3, -1))
   Call: (202) [system] atomic(:)
   Exit: (202) [system] atomic(:)
^  Exit: (201) [user] classify_and_convert_charseq_([:], :)
   Call: (201) [system] integer(:)
   Fail: (201) [system] integer(:)
   Call: (201) [system] _988408=(:)
   Exit: (201) [system] (:)=(:)
^  Exit: (200) [user] classify_and_convert_charseq([:], :)
^  Exit: (199) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _1047216)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1049074)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _1058668)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1061372)
   Exit: (201) [system] peek_char((0x55fbb4538270), '(')
   Call: (201) [system] '('=(;)
   Fail: (201) [system] '('=(;)
   Call: (201) [system] '('=(/)
   Fail: (201) [system] '('=(/)
^  Call: (201) [user] is_like_space('(')
   Call: (202) [system] char_type('(', 'white')
   Fail: (202) [system] char_type('(', 'white')
   Call: (202) [system] char_type('(', end_of_line)
   Fail: (202) [system] char_type('(', end_of_line)
   Call: (202) [system] char_type('(', space)
   Fail: (202) [system] char_type('(', space)
   Call: (202) [system] char_type('(', cntrl)
   Fail: (202) [system] char_type('(', cntrl)
^  Fail: (201) [user] is_like_space('(')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1078306)
   Exit: (199) [system] peek_char((0x55fbb4538270), '(')
   Call: (199) [system] '('=')'
   Fail: (199) [system] '('=')'
   Call: (199) [system] '('=end_of_file
   Fail: (199) [system] '('=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _1083876)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1085734)
   Exit: (201) [system] peek_char((0x55fbb4538270), '(')
   Call: (201) [system] '('=(;)
   Fail: (201) [system] '('=(;)
   Call: (201) [system] '('=(/)
   Fail: (201) [system] '('=(/)
^  Call: (201) [user] is_like_space('(')
   Call: (202) [system] char_type('(', 'white')
   Fail: (202) [system] char_type('(', 'white')
   Call: (202) [system] char_type('(', end_of_line)
   Fail: (202) [system] char_type('(', end_of_line)
   Call: (202) [system] char_type('(', space)
   Fail: (202) [system] char_type('(', space)
   Call: (202) [system] char_type('(', cntrl)
   Fail: (202) [system] char_type('(', cntrl)
^  Fail: (201) [user] is_like_space('(')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _1101744)
   Exit: (200) [system] get_char((0x55fbb4538270), '(')
   Call: (200) [system] '('='('
   Exit: (200) [system] '('='('
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _1083876)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1107314)
   Exit: (202) [system] peek_char((0x55fbb4538270), 'C')
   Call: (202) [system] 'C'=(;)
   Fail: (202) [system] 'C'=(;)
   Call: (202) [system] 'C'=(/)
   Fail: (202) [system] 'C'=(/)
^  Call: (202) [user] is_like_space('C')
   Call: (203) [system] char_type('C', 'white')
   Fail: (203) [system] char_type('C', 'white')
   Call: (203) [system] char_type('C', end_of_line)
   Fail: (203) [system] char_type('C', end_of_line)
   Call: (203) [system] char_type('C', space)
   Fail: (203) [system] char_type('C', space)
   Call: (203) [system] char_type('C', cntrl)
   Fail: (203) [system] char_type('C', cntrl)
^  Fail: (202) [user] is_like_space('C')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1123324)
   Exit: (201) [system] peek_char((0x55fbb4538270), 'C')
   Call: (201) [system] 'C'=')'
   Fail: (201) [system] 'C'=')'
   Call: (201) [system] 'C'=end_of_file
   Fail: (201) [system] 'C'=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _1128894)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1130752)
   Exit: (203) [system] peek_char((0x55fbb4538270), 'C')
   Call: (203) [system] 'C'=(;)
   Fail: (203) [system] 'C'=(;)
   Call: (203) [system] 'C'=(/)
   Fail: (203) [system] 'C'=(/)
^  Call: (203) [user] is_like_space('C')
   Call: (204) [system] char_type('C', 'white')
   Fail: (204) [system] char_type('C', 'white')
   Call: (204) [system] char_type('C', end_of_line)
   Fail: (204) [system] char_type('C', end_of_line)
   Call: (204) [system] char_type('C', space)
   Fail: (204) [system] char_type('C', space)
   Call: (204) [system] char_type('C', cntrl)
   Fail: (204) [system] char_type('C', cntrl)
^  Fail: (203) [user] is_like_space('C')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _1146762)
   Exit: (202) [system] get_char((0x55fbb4538270), 'C')
   Call: (202) [system] 'C'='('
   Fail: (202) [system] 'C'='('
   Call: (202) [system] 'C'='['
   Fail: (202) [system] 'C'='['
   Call: (202) [system] 'C'='{'
   Fail: (202) [system] 'C'='{'
   Call: (202) [system] 'C'='"'
   Fail: (202) [system] 'C'='"'
   Call: (202) [system] 'C'=!
   Fail: (202) [system] 'C'=!
   Call: (202) [system] 'C'='\''
   Fail: (202) [system] 'C'='\''
   Call: (202) [system] 'C'='`'
   Fail: (202) [system] 'C'='`'
   Call: (202) [system] 'C'=end_of_file
   Fail: (202) [system] 'C'=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55fbb4538270), 'C', _1128894)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1164404)
   Call: (204) [system] peek_char((0x55fbb4538270), _1165338)
   Exit: (204) [system] peek_char((0x55fbb4538270), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_1170058, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_1170990, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55fbb4538270), o)
   Exit: (204) [system] get_char((0x55fbb4538270), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1178340)
   Call: (205) [system] peek_char((0x55fbb4538270), _1179274)
   Exit: (205) [system] peek_char((0x55fbb4538270), n)
^  Call: (205) [user] is_delimiter(n)
   Call: (206) [system] char_type(n, space)
   Fail: (206) [system] char_type(n, space)
   Call: (206) [system] arg(_1183994, v('(', ')', end_of_file), n)
   Fail: (206) [system] arg(_1184926, v('(', ')', end_of_file), n)
^  Fail: (205) [user] is_delimiter(n)
   Call: (205) [system] ')'==n
   Fail: (205) [system] ')'==n
   Call: (205) [system] get_char((0x55fbb4538270), n)
   Exit: (205) [system] get_char((0x55fbb4538270), n)
   Call: (205) [system] n=(\)
   Fail: (205) [system] n=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1192276)
   Call: (206) [system] peek_char((0x55fbb4538270), _1193210)
   Exit: (206) [system] peek_char((0x55fbb4538270), j)
^  Call: (206) [user] is_delimiter(j)
   Call: (207) [system] char_type(j, space)
   Fail: (207) [system] char_type(j, space)
   Call: (207) [system] arg(_1197930, v('(', ')', end_of_file), j)
   Fail: (207) [system] arg(_1198862, v('(', ')', end_of_file), j)
^  Fail: (206) [user] is_delimiter(j)
   Call: (206) [system] ')'==j
   Fail: (206) [system] ')'==j
   Call: (206) [system] get_char((0x55fbb4538270), j)
   Exit: (206) [system] get_char((0x55fbb4538270), j)
   Call: (206) [system] j=(\)
   Fail: (206) [system] j=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1206212)
   Call: (207) [system] peek_char((0x55fbb4538270), _1207146)
   Exit: (207) [system] peek_char((0x55fbb4538270), u)
^  Call: (207) [user] is_delimiter(u)
   Call: (208) [system] char_type(u, space)
   Fail: (208) [system] char_type(u, space)
   Call: (208) [system] arg(_1211866, v('(', ')', end_of_file), u)
   Fail: (208) [system] arg(_1212798, v('(', ')', end_of_file), u)
^  Fail: (207) [user] is_delimiter(u)
   Call: (207) [system] ')'==u
   Fail: (207) [system] ')'==u
   Call: (207) [system] get_char((0x55fbb4538270), u)
   Exit: (207) [system] get_char((0x55fbb4538270), u)
   Call: (207) [system] u=(\)
   Fail: (207) [system] u=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1220148)
   Call: (208) [system] peek_char((0x55fbb4538270), _1221082)
   Exit: (208) [system] peek_char((0x55fbb4538270), n)
^  Call: (208) [user] is_delimiter(n)
   Call: (209) [system] char_type(n, space)
   Fail: (209) [system] char_type(n, space)
   Call: (209) [system] arg(_1225802, v('(', ')', end_of_file), n)
   Fail: (209) [system] arg(_1226734, v('(', ')', end_of_file), n)
^  Fail: (208) [user] is_delimiter(n)
   Call: (208) [system] ')'==n
   Fail: (208) [system] ')'==n
   Call: (208) [system] get_char((0x55fbb4538270), n)
   Exit: (208) [system] get_char((0x55fbb4538270), n)
   Call: (208) [system] n=(\)
   Fail: (208) [system] n=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1234084)
   Call: (209) [system] peek_char((0x55fbb4538270), _1235018)
   Exit: (209) [system] peek_char((0x55fbb4538270), c)
^  Call: (209) [user] is_delimiter(c)
   Call: (210) [system] char_type(c, space)
   Fail: (210) [system] char_type(c, space)
   Call: (210) [system] arg(_1239738, v('(', ')', end_of_file), c)
   Fail: (210) [system] arg(_1240670, v('(', ')', end_of_file), c)
^  Fail: (209) [user] is_delimiter(c)
   Call: (209) [system] ')'==c
   Fail: (209) [system] ')'==c
   Call: (209) [system] get_char((0x55fbb4538270), c)
   Exit: (209) [system] get_char((0x55fbb4538270), c)
   Call: (209) [system] c=(\)
   Fail: (209) [system] c=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1248020)
   Call: (210) [system] peek_char((0x55fbb4538270), _1248954)
   Exit: (210) [system] peek_char((0x55fbb4538270), t)
^  Call: (210) [user] is_delimiter(t)
   Call: (211) [system] char_type(t, space)
   Fail: (211) [system] char_type(t, space)
   Call: (211) [system] arg(_1253674, v('(', ')', end_of_file), t)
   Fail: (211) [system] arg(_1254606, v('(', ')', end_of_file), t)
^  Fail: (210) [user] is_delimiter(t)
   Call: (210) [system] ')'==t
   Fail: (210) [system] ')'==t
   Call: (210) [system] get_char((0x55fbb4538270), t)
   Exit: (210) [system] get_char((0x55fbb4538270), t)
   Call: (210) [system] t=(\)
   Fail: (210) [system] t=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1261956)
   Call: (211) [system] peek_char((0x55fbb4538270), _1262890)
   Exit: (211) [system] peek_char((0x55fbb4538270), i)
^  Call: (211) [user] is_delimiter(i)
   Call: (212) [system] char_type(i, space)
   Fail: (212) [system] char_type(i, space)
   Call: (212) [system] arg(_1267610, v('(', ')', end_of_file), i)
   Fail: (212) [system] arg(_1268542, v('(', ')', end_of_file), i)
^  Fail: (211) [user] is_delimiter(i)
   Call: (211) [system] ')'==i
   Fail: (211) [system] ')'==i
   Call: (211) [system] get_char((0x55fbb4538270), i)
   Exit: (211) [system] get_char((0x55fbb4538270), i)
   Call: (211) [system] i=(\)
   Fail: (211) [system] i=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1275892)
   Call: (212) [system] peek_char((0x55fbb4538270), _1276826)
   Exit: (212) [system] peek_char((0x55fbb4538270), o)
^  Call: (212) [user] is_delimiter(o)
   Call: (213) [system] char_type(o, space)
   Fail: (213) [system] char_type(o, space)
   Call: (213) [system] arg(_1281546, v('(', ')', end_of_file), o)
   Fail: (213) [system] arg(_1282478, v('(', ')', end_of_file), o)
^  Fail: (212) [user] is_delimiter(o)
   Call: (212) [system] ')'==o
   Fail: (212) [system] ')'==o
   Call: (212) [system] get_char((0x55fbb4538270), o)
   Exit: (212) [system] get_char((0x55fbb4538270), o)
   Call: (212) [system] o=(\)
   Fail: (212) [system] o=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1289828)
   Call: (213) [system] peek_char((0x55fbb4538270), _1290762)
   Exit: (213) [system] peek_char((0x55fbb4538270), n)
^  Call: (213) [user] is_delimiter(n)
   Call: (214) [system] char_type(n, space)
   Fail: (214) [system] char_type(n, space)
   Call: (214) [system] arg(_1295482, v('(', ')', end_of_file), n)
   Fail: (214) [system] arg(_1296414, v('(', ')', end_of_file), n)
^  Fail: (213) [user] is_delimiter(n)
   Call: (213) [system] ')'==n
   Fail: (213) [system] ')'==n
   Call: (213) [system] get_char((0x55fbb4538270), n)
   Exit: (213) [system] get_char((0x55fbb4538270), n)
   Call: (213) [system] n=(\)
   Fail: (213) [system] n=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1303764)
   Call: (214) [system] peek_char((0x55fbb4538270), _1304698)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (214) [user] is_delimiter('I')
   Call: (215) [system] char_type('I', space)
   Fail: (215) [system] char_type('I', space)
   Call: (215) [system] arg(_1309418, v('(', ')', end_of_file), 'I')
   Fail: (215) [system] arg(_1310350, v('(', ')', end_of_file), 'I')
^  Fail: (214) [user] is_delimiter('I')
   Call: (214) [system] ')'=='I'
   Fail: (214) [system] ')'=='I'
   Call: (214) [system] get_char((0x55fbb4538270), 'I')
   Exit: (214) [system] get_char((0x55fbb4538270), 'I')
   Call: (214) [system] 'I'=(\)
   Fail: (214) [system] 'I'=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1317700)
   Call: (215) [system] peek_char((0x55fbb4538270), _1318634)
   Exit: (215) [system] peek_char((0x55fbb4538270), n)
^  Call: (215) [user] is_delimiter(n)
   Call: (216) [system] char_type(n, space)
   Fail: (216) [system] char_type(n, space)
   Call: (216) [system] arg(_1323354, v('(', ')', end_of_file), n)
   Fail: (216) [system] arg(_1324286, v('(', ')', end_of_file), n)
^  Fail: (215) [user] is_delimiter(n)
   Call: (215) [system] ')'==n
   Fail: (215) [system] ')'==n
   Call: (215) [system] get_char((0x55fbb4538270), n)
   Exit: (215) [system] get_char((0x55fbb4538270), n)
   Call: (215) [system] n=(\)
   Fail: (215) [system] n=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1331636)
   Call: (216) [system] peek_char((0x55fbb4538270), _1332570)
   Exit: (216) [system] peek_char((0x55fbb4538270), t)
^  Call: (216) [user] is_delimiter(t)
   Call: (217) [system] char_type(t, space)
   Fail: (217) [system] char_type(t, space)
   Call: (217) [system] arg(_1337290, v('(', ')', end_of_file), t)
   Fail: (217) [system] arg(_1338222, v('(', ')', end_of_file), t)
^  Fail: (216) [user] is_delimiter(t)
   Call: (216) [system] ')'==t
   Fail: (216) [system] ')'==t
   Call: (216) [system] get_char((0x55fbb4538270), t)
   Exit: (216) [system] get_char((0x55fbb4538270), t)
   Call: (216) [system] t=(\)
   Fail: (216) [system] t=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1345572)
   Call: (217) [system] peek_char((0x55fbb4538270), _1346506)
   Exit: (217) [system] peek_char((0x55fbb4538270), r)
^  Call: (217) [user] is_delimiter(r)
   Call: (218) [system] char_type(r, space)
   Fail: (218) [system] char_type(r, space)
   Call: (218) [system] arg(_1351226, v('(', ')', end_of_file), r)
   Fail: (218) [system] arg(_1352158, v('(', ')', end_of_file), r)
^  Fail: (217) [user] is_delimiter(r)
   Call: (217) [system] ')'==r
   Fail: (217) [system] ')'==r
   Call: (217) [system] get_char((0x55fbb4538270), r)
   Exit: (217) [system] get_char((0x55fbb4538270), r)
   Call: (217) [system] r=(\)
   Fail: (217) [system] r=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1359508)
   Call: (218) [system] peek_char((0x55fbb4538270), _1360442)
   Exit: (218) [system] peek_char((0x55fbb4538270), o)
^  Call: (218) [user] is_delimiter(o)
   Call: (219) [system] char_type(o, space)
   Fail: (219) [system] char_type(o, space)
   Call: (219) [system] arg(_1365162, v('(', ')', end_of_file), o)
   Fail: (219) [system] arg(_1366094, v('(', ')', end_of_file), o)
^  Fail: (218) [user] is_delimiter(o)
   Call: (218) [system] ')'==o
   Fail: (218) [system] ')'==o
   Call: (218) [system] get_char((0x55fbb4538270), o)
   Exit: (218) [system] get_char((0x55fbb4538270), o)
   Call: (218) [system] o=(\)
   Fail: (218) [system] o=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1373444)
   Call: (219) [system] peek_char((0x55fbb4538270), _1374378)
   Exit: (219) [system] peek_char((0x55fbb4538270), d)
^  Call: (219) [user] is_delimiter(d)
   Call: (220) [system] char_type(d, space)
   Fail: (220) [system] char_type(d, space)
   Call: (220) [system] arg(_1379098, v('(', ')', end_of_file), d)
   Fail: (220) [system] arg(_1380030, v('(', ')', end_of_file), d)
^  Fail: (219) [user] is_delimiter(d)
   Call: (219) [system] ')'==d
   Fail: (219) [system] ')'==d
   Call: (219) [system] get_char((0x55fbb4538270), d)
   Exit: (219) [system] get_char((0x55fbb4538270), d)
   Call: (219) [system] d=(\)
   Fail: (219) [system] d=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1387380)
   Call: (220) [system] peek_char((0x55fbb4538270), _1388314)
   Exit: (220) [system] peek_char((0x55fbb4538270), u)
^  Call: (220) [user] is_delimiter(u)
   Call: (221) [system] char_type(u, space)
   Fail: (221) [system] char_type(u, space)
   Call: (221) [system] arg(_1393034, v('(', ')', end_of_file), u)
   Fail: (221) [system] arg(_1393966, v('(', ')', end_of_file), u)
^  Fail: (220) [user] is_delimiter(u)
   Call: (220) [system] ')'==u
   Fail: (220) [system] ')'==u
   Call: (220) [system] get_char((0x55fbb4538270), u)
   Exit: (220) [system] get_char((0x55fbb4538270), u)
   Call: (220) [system] u=(\)
   Fail: (220) [system] u=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1401316)
   Call: (221) [system] peek_char((0x55fbb4538270), _1402250)
   Exit: (221) [system] peek_char((0x55fbb4538270), c)
^  Call: (221) [user] is_delimiter(c)
   Call: (222) [system] char_type(c, space)
   Fail: (222) [system] char_type(c, space)
   Call: (222) [system] arg(_1406970, v('(', ')', end_of_file), c)
   Fail: (222) [system] arg(_1407902, v('(', ')', end_of_file), c)
^  Fail: (221) [user] is_delimiter(c)
   Call: (221) [system] ')'==c
   Fail: (221) [system] ')'==c
   Call: (221) [system] get_char((0x55fbb4538270), c)
   Exit: (221) [system] get_char((0x55fbb4538270), c)
   Call: (221) [system] c=(\)
   Fail: (221) [system] c=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1415252)
   Call: (222) [system] peek_char((0x55fbb4538270), _1416186)
   Exit: (222) [system] peek_char((0x55fbb4538270), t)
^  Call: (222) [user] is_delimiter(t)
   Call: (223) [system] char_type(t, space)
   Fail: (223) [system] char_type(t, space)
   Call: (223) [system] arg(_1420906, v('(', ')', end_of_file), t)
   Fail: (223) [system] arg(_1421838, v('(', ')', end_of_file), t)
^  Fail: (222) [user] is_delimiter(t)
   Call: (222) [system] ')'==t
   Fail: (222) [system] ')'==t
   Call: (222) [system] get_char((0x55fbb4538270), t)
   Exit: (222) [system] get_char((0x55fbb4538270), t)
   Call: (222) [system] t=(\)
   Fail: (222) [system] t=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _1429188)
   Call: (223) [system] peek_char((0x55fbb4538270), _1430122)
   Exit: (223) [system] peek_char((0x55fbb4538270), i)
^  Call: (223) [user] is_delimiter(i)
   Call: (224) [system] char_type(i, space)
   Fail: (224) [system] char_type(i, space)
   Call: (224) [system] arg(_1434842, v('(', ')', end_of_file), i)
   Fail: (224) [system] arg(_1435774, v('(', ')', end_of_file), i)
^  Fail: (223) [user] is_delimiter(i)
   Call: (223) [system] ')'==i
   Fail: (223) [system] ')'==i
   Call: (223) [system] get_char((0x55fbb4538270), i)
   Exit: (223) [system] get_char((0x55fbb4538270), i)
   Call: (223) [system] i=(\)
   Fail: (223) [system] i=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _1443124)
   Call: (224) [system] peek_char((0x55fbb4538270), _1444058)
   Exit: (224) [system] peek_char((0x55fbb4538270), o)
^  Call: (224) [user] is_delimiter(o)
   Call: (225) [system] char_type(o, space)
   Fail: (225) [system] char_type(o, space)
   Call: (225) [system] arg(_1448778, v('(', ')', end_of_file), o)
   Fail: (225) [system] arg(_1449710, v('(', ')', end_of_file), o)
^  Fail: (224) [user] is_delimiter(o)
   Call: (224) [system] ')'==o
   Fail: (224) [system] ')'==o
   Call: (224) [system] get_char((0x55fbb4538270), o)
   Exit: (224) [system] get_char((0x55fbb4538270), o)
   Call: (224) [system] o=(\)
   Fail: (224) [system] o=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _1457060)
   Call: (225) [system] peek_char((0x55fbb4538270), _1457994)
   Exit: (225) [system] peek_char((0x55fbb4538270), n)
^  Call: (225) [user] is_delimiter(n)
   Call: (226) [system] char_type(n, space)
   Fail: (226) [system] char_type(n, space)
   Call: (226) [system] arg(_1462714, v('(', ')', end_of_file), n)
   Fail: (226) [system] arg(_1463646, v('(', ')', end_of_file), n)
^  Fail: (225) [user] is_delimiter(n)
   Call: (225) [system] ')'==n
   Fail: (225) [system] ')'==n
   Call: (225) [system] get_char((0x55fbb4538270), n)
   Exit: (225) [system] get_char((0x55fbb4538270), n)
   Call: (225) [system] n=(\)
   Fail: (225) [system] n=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _1470996)
   Call: (226) [system] peek_char((0x55fbb4538270), _1471930)
   Exit: (226) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (226) [user] is_delimiter(' ')
   Call: (227) [system] char_type(' ', space)
   Exit: (227) [system] char_type(' ', space)
^  Exit: (226) [user] is_delimiter(' ')
   Call: (226) [system] _1470996=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (225) [system] _1457060=[n]
   Exit: (225) [system] [n]=[n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (224) [system] _1443124=[o, n]
   Exit: (224) [system] [o, n]=[o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (223) [system] _1429188=[i, o, n]
   Exit: (223) [system] [i, o, n]=[i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (222) [system] _1415252=[t, i, o, n]
   Exit: (222) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (221) [system] _1401316=[c, t, i, o, n]
   Exit: (221) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (220) [system] _1387380=[u, c, t, i, o, n]
   Exit: (220) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (219) [system] _1373444=[d, u, c, t, i, o, n]
   Exit: (219) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (218) [system] _1359508=[o, d, u, c, t, i, o, n]
   Exit: (218) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (217) [system] _1345572=[r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _1331636=[t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _1317700=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _1303764=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _1289828=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (212) [system] _1275892=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (212) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (211) [system] _1261956=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (211) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (210) [system] _1248020=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (210) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (209) [system] _1234084=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (209) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (208) [system] _1220148=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (208) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (207) [system] _1206212=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (207) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (206) [system] _1192276=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (206) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (205) [system] _1178340=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (205) [system] [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (204) [system] _1164404=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (204) [system] [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (203) [user] classify_and_convert_charseq(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1128894)
^  Call: (204) [user] classify_and_convert_charseq_(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1542682)
^  Call: (206) [system] setup_call_cleanup('$notrace'(_1543634, _1543636), once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1542682), _1543616, fail)), '$restore_trace'(_1543634, _1543636))
^  Call: (207) [system] sig_atomic(system:'$notrace'(_1543634, _1543636))
^  Exit: (206) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1542682), _1543616, fail)), system:'$restore_trace'(3, -1))
   Call: (205) [system] atomic(_1542682)
   Fail: (205) [system] atomic(_1542682)
   Call: (205) [system] atom_chars(_1542682, ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (205) [system] atom_chars('ConjunctionIntroduction', ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (204) [user] classify_and_convert_charseq_(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
   Call: (204) [system] integer('ConjunctionIntroduction')
   Fail: (204) [system] integer('ConjunctionIntroduction')
   Call: (204) [system] _1128894='ConjunctionIntroduction'
   Exit: (204) [system] 'ConjunctionIntroduction'='ConjunctionIntroduction'
^  Exit: (203) [user] classify_and_convert_charseq(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
^  Exit: (202) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'ConjunctionIntroduction')
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), 'ConjunctionIntroduction')
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _1557632)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1559490)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
   Call: (203) [system] ' '=(/)
   Fail: (203) [system] ' '=(/)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55fbb4538270), _1569084)
   Exit: (203) [system] get_char((0x55fbb4538270), ' ')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1571788)
   Exit: (204) [system] peek_char((0x55fbb4538270), a)
   Call: (204) [system] a=(;)
   Fail: (204) [system] a=(;)
   Call: (204) [system] a=(/)
   Fail: (204) [system] a=(/)
^  Call: (204) [user] is_like_space(a)
   Call: (205) [system] char_type(a, 'white')
   Fail: (205) [system] char_type(a, 'white')
   Call: (205) [system] char_type(a, end_of_line)
   Fail: (205) [system] char_type(a, end_of_line)
   Call: (205) [system] char_type(a, space)
   Fail: (205) [system] char_type(a, space)
   Call: (205) [system] char_type(a, cntrl)
   Fail: (205) [system] char_type(a, cntrl)
^  Fail: (204) [user] is_like_space(a)
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1588722)
   Exit: (202) [system] peek_char((0x55fbb4538270), a)
   Call: (202) [system] a=')'
   Fail: (202) [system] a=')'
   Call: (202) [system] a=end_of_file
   Fail: (202) [system] a=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55fbb4538270), _1594292)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1596150)
   Exit: (204) [system] peek_char((0x55fbb4538270), a)
   Call: (204) [system] a=(;)
   Fail: (204) [system] a=(;)
   Call: (204) [system] a=(/)
   Fail: (204) [system] a=(/)
^  Call: (204) [user] is_like_space(a)
   Call: (205) [system] char_type(a, 'white')
   Fail: (205) [system] char_type(a, 'white')
   Call: (205) [system] char_type(a, end_of_line)
   Fail: (205) [system] char_type(a, end_of_line)
   Call: (205) [system] char_type(a, space)
   Fail: (205) [system] char_type(a, space)
   Call: (205) [system] char_type(a, cntrl)
   Fail: (205) [system] char_type(a, cntrl)
^  Fail: (204) [user] is_like_space(a)
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] get_char((0x55fbb4538270), _1612160)
   Exit: (203) [system] get_char((0x55fbb4538270), a)
   Call: (203) [system] a='('
   Fail: (203) [system] a='('
   Call: (203) [system] a='['
   Fail: (203) [system] a='['
   Call: (203) [system] a='{'
   Fail: (203) [system] a='{'
   Call: (203) [system] a='"'
   Fail: (203) [system] a='"'
   Call: (203) [system] a=!
   Fail: (203) [system] a=!
   Call: (203) [system] a='\''
   Fail: (203) [system] a='\''
   Call: (203) [system] a='`'
   Fail: (203) [system] a='`'
   Call: (203) [system] a=end_of_file
   Fail: (203) [system] a=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55fbb4538270), a, _1594292)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1629802)
   Call: (205) [system] peek_char((0x55fbb4538270), _1630736)
   Exit: (205) [system] peek_char((0x55fbb4538270), b)
^  Call: (205) [user] is_delimiter(b)
   Call: (206) [system] char_type(b, space)
   Fail: (206) [system] char_type(b, space)
   Call: (206) [system] arg(_1635456, v('(', ')', end_of_file), b)
   Fail: (206) [system] arg(_1636388, v('(', ')', end_of_file), b)
^  Fail: (205) [user] is_delimiter(b)
   Call: (205) [system] ')'==b
   Fail: (205) [system] ')'==b
   Call: (205) [system] get_char((0x55fbb4538270), b)
   Exit: (205) [system] get_char((0x55fbb4538270), b)
   Call: (205) [system] b=(\)
   Fail: (205) [system] b=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1643738)
   Call: (206) [system] peek_char((0x55fbb4538270), _1644672)
   Exit: (206) [system] peek_char((0x55fbb4538270), c)
^  Call: (206) [user] is_delimiter(c)
   Call: (207) [system] char_type(c, space)
   Fail: (207) [system] char_type(c, space)
   Call: (207) [system] arg(_1649392, v('(', ')', end_of_file), c)
   Fail: (207) [system] arg(_1650324, v('(', ')', end_of_file), c)
^  Fail: (206) [user] is_delimiter(c)
   Call: (206) [system] ')'==c
   Fail: (206) [system] ')'==c
   Call: (206) [system] get_char((0x55fbb4538270), c)
   Exit: (206) [system] get_char((0x55fbb4538270), c)
   Call: (206) [system] c=(\)
   Fail: (206) [system] c=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1657674)
   Call: (207) [system] peek_char((0x55fbb4538270), _1658608)
   Exit: (207) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (207) [user] is_delimiter(' ')
   Call: (208) [system] char_type(' ', space)
   Exit: (208) [system] char_type(' ', space)
^  Exit: (207) [user] is_delimiter(' ')
   Call: (207) [system] _1657674=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (206) [system] _1643738=[c]
   Exit: (206) [system] [c]=[c]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [c])
   Call: (205) [system] _1629802=[b, c]
   Exit: (205) [system] [b, c]=[b, c]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [b, c])
^  Call: (204) [user] classify_and_convert_charseq([a, b, c], _1594292)
^  Call: (205) [user] classify_and_convert_charseq_([a, b, c], _1673480)
^  Call: (207) [system] setup_call_cleanup('$notrace'(_1674432, _1674434), once(user:catch(read_from_chars([a, b, c], _1673480), _1674414, fail)), '$restore_trace'(_1674432, _1674434))
^  Call: (208) [system] sig_atomic(system:'$notrace'(_1674432, _1674434))
^  Exit: (207) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _1674414, fail)), system:'$restore_trace'(3, -1))
   Call: (206) [system] atomic(abc)
   Exit: (206) [system] atomic(abc)
^  Exit: (205) [user] classify_and_convert_charseq_([a, b, c], abc)
   Call: (205) [system] integer(abc)
   Fail: (205) [system] integer(abc)
   Call: (205) [system] _1594292=abc
   Exit: (205) [system] abc=abc
^  Exit: (204) [user] classify_and_convert_charseq([a, b, c], abc)
^  Exit: (203) [user] read_symbolic(')', (0x55fbb4538270), a, abc)
^  Exit: (202) [user] cont_sexpr(')', (0x55fbb4538270), abc)
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _1686560)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1688418)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
   Call: (204) [system] ' '=(/)
   Fail: (204) [system] ' '=(/)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55fbb4538270), _1698012)
   Exit: (204) [system] get_char((0x55fbb4538270), ' ')
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1700716)
   Exit: (205) [system] peek_char((0x55fbb4538270), a)
   Call: (205) [system] a=(;)
   Fail: (205) [system] a=(;)
   Call: (205) [system] a=(/)
   Fail: (205) [system] a=(/)
^  Call: (205) [user] is_like_space(a)
   Call: (206) [system] char_type(a, 'white')
   Fail: (206) [system] char_type(a, 'white')
   Call: (206) [system] char_type(a, end_of_line)
   Fail: (206) [system] char_type(a, end_of_line)
   Call: (206) [system] char_type(a, space)
   Fail: (206) [system] char_type(a, space)
   Call: (206) [system] char_type(a, cntrl)
   Fail: (206) [system] char_type(a, cntrl)
^  Fail: (205) [user] is_like_space(a)
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1717650)
   Exit: (203) [system] peek_char((0x55fbb4538270), a)
   Call: (203) [system] a=')'
   Fail: (203) [system] a=')'
   Call: (203) [system] a=end_of_file
   Fail: (203) [system] a=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55fbb4538270), _1723220)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1725078)
   Exit: (205) [system] peek_char((0x55fbb4538270), a)
   Call: (205) [system] a=(;)
   Fail: (205) [system] a=(;)
   Call: (205) [system] a=(/)
   Fail: (205) [system] a=(/)
^  Call: (205) [user] is_like_space(a)
   Call: (206) [system] char_type(a, 'white')
   Fail: (206) [system] char_type(a, 'white')
   Call: (206) [system] char_type(a, end_of_line)
   Fail: (206) [system] char_type(a, end_of_line)
   Call: (206) [system] char_type(a, space)
   Fail: (206) [system] char_type(a, space)
   Call: (206) [system] char_type(a, cntrl)
   Fail: (206) [system] char_type(a, cntrl)
^  Fail: (205) [user] is_like_space(a)
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] get_char((0x55fbb4538270), _1741088)
   Exit: (204) [system] get_char((0x55fbb4538270), a)
   Call: (204) [system] a='('
   Fail: (204) [system] a='('
   Call: (204) [system] a='['
   Fail: (204) [system] a='['
   Call: (204) [system] a='{'
   Fail: (204) [system] a='{'
   Call: (204) [system] a='"'
   Fail: (204) [system] a='"'
   Call: (204) [system] a=!
   Fail: (204) [system] a=!
   Call: (204) [system] a='\''
   Fail: (204) [system] a='\''
   Call: (204) [system] a='`'
   Fail: (204) [system] a='`'
   Call: (204) [system] a=end_of_file
   Fail: (204) [system] a=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55fbb4538270), a, _1723220)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1758730)
   Call: (206) [system] peek_char((0x55fbb4538270), _1759664)
   Exit: (206) [system] peek_char((0x55fbb4538270), ')')
^  Call: (206) [user] is_delimiter(')')
   Call: (207) [system] char_type(')', space)
   Fail: (207) [system] char_type(')', space)
   Call: (207) [system] arg(_1764384, v('(', ')', end_of_file), ')')
   Exit: (207) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (206) [user] is_delimiter(')')
   Call: (206) [system] _1758730=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (205) [user] classify_and_convert_charseq([a], _1723220)
^  Call: (206) [user] classify_and_convert_charseq_([a], _1770820)
^  Call: (208) [system] setup_call_cleanup('$notrace'(_1771772, _1771774), once(user:catch(read_from_chars([a], _1770820), _1771754, fail)), '$restore_trace'(_1771772, _1771774))
^  Call: (209) [system] sig_atomic(system:'$notrace'(_1771772, _1771774))
^  Exit: (208) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1771754, fail)), system:'$restore_trace'(3, -1))
   Call: (207) [system] atomic(a)
   Exit: (207) [system] atomic(a)
^  Exit: (206) [user] classify_and_convert_charseq_([a], a)
   Call: (206) [system] integer(a)
   Fail: (206) [system] integer(a)
   Call: (206) [system] _1723220=a
   Exit: (206) [system] a=a
^  Exit: (205) [user] classify_and_convert_charseq([a], a)
^  Exit: (204) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (203) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (203) [user] read_list(')', (0x55fbb4538270), _1783900)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1785758)
   Exit: (205) [system] peek_char((0x55fbb4538270), ')')
   Call: (205) [system] ')'=(;)
   Fail: (205) [system] ')'=(;)
   Call: (205) [system] ')'=(/)
   Fail: (205) [system] ')'=(/)
^  Call: (205) [user] is_like_space(')')
   Call: (206) [system] char_type(')', 'white')
   Fail: (206) [system] char_type(')', 'white')
   Call: (206) [system] char_type(')', end_of_line)
   Fail: (206) [system] char_type(')', end_of_line)
   Call: (206) [system] char_type(')', space)
   Fail: (206) [system] char_type(')', space)
   Call: (206) [system] char_type(')', cntrl)
   Fail: (206) [system] char_type(')', cntrl)
^  Fail: (205) [user] is_like_space(')')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1801768)
   Exit: (204) [system] peek_char((0x55fbb4538270), ')')
   Call: (204) [system] ')'=')'
   Exit: (204) [system] ')'=')'
   Call: (204) [system] get_char((0x55fbb4538270), _1805558)
   Exit: (204) [system] get_char((0x55fbb4538270), ')')
   Call: (204) [system] _1783900=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_list(')', (0x55fbb4538270), [])
   Call: (203) [system] _1686560=[a]
   Exit: (203) [system] [a]=[a]
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), [a])
   Call: (202) [system] _1557632=[abc, a]
   Exit: (202) [system] [abc, a]=[abc, a]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [abc, a])
   Call: (201) [system] _1083876=['ConjunctionIntroduction', abc, a]
   Exit: (201) [system] ['ConjunctionIntroduction', abc, a]=['ConjunctionIntroduction', abc, a]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), ['ConjunctionIntroduction', abc, a])
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), ['ConjunctionIntroduction', abc, a])
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _1819440)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1821298)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _1830892)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1833596)
   Exit: (202) [system] peek_char((0x55fbb4538270), '(')
   Call: (202) [system] '('=(;)
   Fail: (202) [system] '('=(;)
   Call: (202) [system] '('=(/)
   Fail: (202) [system] '('=(/)
^  Call: (202) [user] is_like_space('(')
   Call: (203) [system] char_type('(', 'white')
   Fail: (203) [system] char_type('(', 'white')
   Call: (203) [system] char_type('(', end_of_line)
   Fail: (203) [system] char_type('(', end_of_line)
   Call: (203) [system] char_type('(', space)
   Fail: (203) [system] char_type('(', space)
   Call: (203) [system] char_type('(', cntrl)
   Fail: (203) [system] char_type('(', cntrl)
^  Fail: (202) [user] is_like_space('(')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1850530)
   Exit: (200) [system] peek_char((0x55fbb4538270), '(')
   Call: (200) [system] '('=')'
   Fail: (200) [system] '('=')'
   Call: (200) [system] '('=end_of_file
   Fail: (200) [system] '('=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _1856100)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1857958)
   Exit: (202) [system] peek_char((0x55fbb4538270), '(')
   Call: (202) [system] '('=(;)
   Fail: (202) [system] '('=(;)
   Call: (202) [system] '('=(/)
   Fail: (202) [system] '('=(/)
^  Call: (202) [user] is_like_space('(')
   Call: (203) [system] char_type('(', 'white')
   Fail: (203) [system] char_type('(', 'white')
   Call: (203) [system] char_type('(', end_of_line)
   Fail: (203) [system] char_type('(', end_of_line)
   Call: (203) [system] char_type('(', space)
   Fail: (203) [system] char_type('(', space)
   Call: (203) [system] char_type('(', cntrl)
   Fail: (203) [system] char_type('(', cntrl)
^  Fail: (202) [user] is_like_space('(')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _1873968)
   Exit: (201) [system] get_char((0x55fbb4538270), '(')
   Call: (201) [system] '('='('
   Exit: (201) [system] '('='('
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _1856100)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1879538)
   Exit: (203) [system] peek_char((0x55fbb4538270), 'A')
   Call: (203) [system] 'A'=(;)
   Fail: (203) [system] 'A'=(;)
   Call: (203) [system] 'A'=(/)
   Fail: (203) [system] 'A'=(/)
^  Call: (203) [user] is_like_space('A')
   Call: (204) [system] char_type('A', 'white')
   Fail: (204) [system] char_type('A', 'white')
   Call: (204) [system] char_type('A', end_of_line)
   Fail: (204) [system] char_type('A', end_of_line)
   Call: (204) [system] char_type('A', space)
   Fail: (204) [system] char_type('A', space)
   Call: (204) [system] char_type('A', cntrl)
   Fail: (204) [system] char_type('A', cntrl)
^  Fail: (203) [user] is_like_space('A')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1895548)
   Exit: (202) [system] peek_char((0x55fbb4538270), 'A')
   Call: (202) [system] 'A'=')'
   Fail: (202) [system] 'A'=')'
   Call: (202) [system] 'A'=end_of_file
   Fail: (202) [system] 'A'=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55fbb4538270), _1901118)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1902976)
   Exit: (204) [system] peek_char((0x55fbb4538270), 'A')
   Call: (204) [system] 'A'=(;)
   Fail: (204) [system] 'A'=(;)
   Call: (204) [system] 'A'=(/)
   Fail: (204) [system] 'A'=(/)
^  Call: (204) [user] is_like_space('A')
   Call: (205) [system] char_type('A', 'white')
   Fail: (205) [system] char_type('A', 'white')
   Call: (205) [system] char_type('A', end_of_line)
   Fail: (205) [system] char_type('A', end_of_line)
   Call: (205) [system] char_type('A', space)
   Fail: (205) [system] char_type('A', space)
   Call: (205) [system] char_type('A', cntrl)
   Fail: (205) [system] char_type('A', cntrl)
^  Fail: (204) [user] is_like_space('A')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] get_char((0x55fbb4538270), _1918986)
   Exit: (203) [system] get_char((0x55fbb4538270), 'A')
   Call: (203) [system] 'A'='('
   Fail: (203) [system] 'A'='('
   Call: (203) [system] 'A'='['
   Fail: (203) [system] 'A'='['
   Call: (203) [system] 'A'='{'
   Fail: (203) [system] 'A'='{'
   Call: (203) [system] 'A'='"'
   Fail: (203) [system] 'A'='"'
   Call: (203) [system] 'A'=!
   Fail: (203) [system] 'A'=!
   Call: (203) [system] 'A'='\''
   Fail: (203) [system] 'A'='\''
   Call: (203) [system] 'A'='`'
   Fail: (203) [system] 'A'='`'
   Call: (203) [system] 'A'=end_of_file
   Fail: (203) [system] 'A'=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1901118)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1936628)
   Call: (205) [system] peek_char((0x55fbb4538270), _1937562)
   Exit: (205) [system] peek_char((0x55fbb4538270), n)
^  Call: (205) [user] is_delimiter(n)
   Call: (206) [system] char_type(n, space)
   Fail: (206) [system] char_type(n, space)
   Call: (206) [system] arg(_1942282, v('(', ')', end_of_file), n)
   Fail: (206) [system] arg(_1943214, v('(', ')', end_of_file), n)
^  Fail: (205) [user] is_delimiter(n)
   Call: (205) [system] ')'==n
   Fail: (205) [system] ')'==n
   Call: (205) [system] get_char((0x55fbb4538270), n)
   Exit: (205) [system] get_char((0x55fbb4538270), n)
   Call: (205) [system] n=(\)
   Fail: (205) [system] n=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1950564)
   Call: (206) [system] peek_char((0x55fbb4538270), _1951498)
   Exit: (206) [system] peek_char((0x55fbb4538270), d)
^  Call: (206) [user] is_delimiter(d)
   Call: (207) [system] char_type(d, space)
   Fail: (207) [system] char_type(d, space)
   Call: (207) [system] arg(_1956218, v('(', ')', end_of_file), d)
   Fail: (207) [system] arg(_1957150, v('(', ')', end_of_file), d)
^  Fail: (206) [user] is_delimiter(d)
   Call: (206) [system] ')'==d
   Fail: (206) [system] ')'==d
   Call: (206) [system] get_char((0x55fbb4538270), d)
   Exit: (206) [system] get_char((0x55fbb4538270), d)
   Call: (206) [system] d=(\)
   Fail: (206) [system] d=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1964500)
   Call: (207) [system] peek_char((0x55fbb4538270), _1965434)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (207) [user] is_delimiter('L')
   Call: (208) [system] char_type('L', space)
   Fail: (208) [system] char_type('L', space)
   Call: (208) [system] arg(_1970154, v('(', ')', end_of_file), 'L')
   Fail: (208) [system] arg(_1971086, v('(', ')', end_of_file), 'L')
^  Fail: (207) [user] is_delimiter('L')
   Call: (207) [system] ')'=='L'
   Fail: (207) [system] ')'=='L'
   Call: (207) [system] get_char((0x55fbb4538270), 'L')
   Exit: (207) [system] get_char((0x55fbb4538270), 'L')
   Call: (207) [system] 'L'=(\)
   Fail: (207) [system] 'L'=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1978436)
   Call: (208) [system] peek_char((0x55fbb4538270), _1979370)
   Exit: (208) [system] peek_char((0x55fbb4538270), i)
^  Call: (208) [user] is_delimiter(i)
   Call: (209) [system] char_type(i, space)
   Fail: (209) [system] char_type(i, space)
   Call: (209) [system] arg(_1984090, v('(', ')', end_of_file), i)
   Fail: (209) [system] arg(_1985022, v('(', ')', end_of_file), i)
^  Fail: (208) [user] is_delimiter(i)
   Call: (208) [system] ')'==i
   Fail: (208) [system] ')'==i
   Call: (208) [system] get_char((0x55fbb4538270), i)
   Exit: (208) [system] get_char((0x55fbb4538270), i)
   Call: (208) [system] i=(\)
   Fail: (208) [system] i=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1992372)
   Call: (209) [system] peek_char((0x55fbb4538270), _1993306)
   Exit: (209) [system] peek_char((0x55fbb4538270), n)
^  Call: (209) [user] is_delimiter(n)
   Call: (210) [system] char_type(n, space)
   Fail: (210) [system] char_type(n, space)
   Call: (210) [system] arg(_1998026, v('(', ')', end_of_file), n)
   Fail: (210) [system] arg(_1998958, v('(', ')', end_of_file), n)
^  Fail: (209) [user] is_delimiter(n)
   Call: (209) [system] ')'==n
   Fail: (209) [system] ')'==n
   Call: (209) [system] get_char((0x55fbb4538270), n)
   Exit: (209) [system] get_char((0x55fbb4538270), n)
   Call: (209) [system] n=(\)
   Fail: (209) [system] n=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _2006308)
   Call: (210) [system] peek_char((0x55fbb4538270), _2007242)
   Exit: (210) [system] peek_char((0x55fbb4538270), k)
^  Call: (210) [user] is_delimiter(k)
   Call: (211) [system] char_type(k, space)
   Fail: (211) [system] char_type(k, space)
   Call: (211) [system] arg(_2011962, v('(', ')', end_of_file), k)
   Fail: (211) [system] arg(_2012894, v('(', ')', end_of_file), k)
^  Fail: (210) [user] is_delimiter(k)
   Call: (210) [system] ')'==k
   Fail: (210) [system] ')'==k
   Call: (210) [system] get_char((0x55fbb4538270), k)
   Exit: (210) [system] get_char((0x55fbb4538270), k)
   Call: (210) [system] k=(\)
   Fail: (210) [system] k=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _2020244)
   Call: (211) [system] peek_char((0x55fbb4538270), _2021178)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (211) [user] is_delimiter(' ')
   Call: (212) [system] char_type(' ', space)
   Exit: (212) [system] char_type(' ', space)
^  Exit: (211) [user] is_delimiter(' ')
   Call: (211) [system] _2020244=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (210) [system] _2006308=[k]
   Exit: (210) [system] [k]=[k]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (209) [system] _1992372=[n, k]
   Exit: (209) [system] [n, k]=[n, k]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (208) [system] _1978436=[i, n, k]
   Exit: (208) [system] [i, n, k]=[i, n, k]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (207) [system] _1964500=['L', i, n, k]
   Exit: (207) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (206) [system] _1950564=[d, 'L', i, n, k]
   Exit: (206) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (205) [system] _1936628=[n, d, 'L', i, n, k]
   Exit: (205) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (204) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _1901118)
^  Call: (205) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _2047226)
^  Call: (207) [system] setup_call_cleanup('$notrace'(_2048178, _2048180), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _2047226), _2048160, fail)), '$restore_trace'(_2048178, _2048180))
^  Call: (208) [system] sig_atomic(system:'$notrace'(_2048178, _2048180))
^  Exit: (207) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _2047226), _2048160, fail)), system:'$restore_trace'(3, -1))
   Call: (206) [system] atomic(_2047226)
   Fail: (206) [system] atomic(_2047226)
   Call: (206) [system] atom_chars(_2047226, ['A', n, d, 'L', i, n, k])
   Exit: (206) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (205) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (205) [system] integer('AndLink')
   Fail: (205) [system] integer('AndLink')
   Call: (205) [system] _1901118='AndLink'
   Exit: (205) [system] 'AndLink'='AndLink'
^  Exit: (204) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (203) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (202) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _2062176)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _2064034)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
   Call: (204) [system] ' '=(/)
   Fail: (204) [system] ' '=(/)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55fbb4538270), _2073628)
   Exit: (204) [system] get_char((0x55fbb4538270), ' ')
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _2076332)
   Exit: (205) [system] peek_char((0x55fbb4538270), '(')
   Call: (205) [system] '('=(;)
   Fail: (205) [system] '('=(;)
   Call: (205) [system] '('=(/)
   Fail: (205) [system] '('=(/)
^  Call: (205) [user] is_like_space('(')
   Call: (206) [system] char_type('(', 'white')
   Fail: (206) [system] char_type('(', 'white')
   Call: (206) [system] char_type('(', end_of_line)
   Fail: (206) [system] char_type('(', end_of_line)
   Call: (206) [system] char_type('(', space)
   Fail: (206) [system] char_type('(', space)
   Call: (206) [system] char_type('(', cntrl)
   Fail: (206) [system] char_type('(', cntrl)
^  Fail: (205) [user] is_like_space('(')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _2093266)
   Exit: (203) [system] peek_char((0x55fbb4538270), '(')
   Call: (203) [system] '('=')'
   Fail: (203) [system] '('=')'
   Call: (203) [system] '('=end_of_file
   Fail: (203) [system] '('=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55fbb4538270), _5852)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _7710)
   Exit: (205) [system] peek_char((0x55fbb4538270), '(')
   Call: (205) [system] '('=(;)
   Fail: (205) [system] '('=(;)
   Call: (205) [system] '('=(/)
   Fail: (205) [system] '('=(/)
^  Call: (205) [user] is_like_space('(')
   Call: (206) [system] char_type('(', 'white')
   Fail: (206) [system] char_type('(', 'white')
   Call: (206) [system] char_type('(', end_of_line)
   Fail: (206) [system] char_type('(', end_of_line)
   Call: (206) [system] char_type('(', space)
   Fail: (206) [system] char_type('(', space)
   Call: (206) [system] char_type('(', cntrl)
   Fail: (206) [system] char_type('(', cntrl)
^  Fail: (205) [user] is_like_space('(')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] get_char((0x55fbb4538270), _23720)
   Exit: (204) [system] get_char((0x55fbb4538270), '(')
   Call: (204) [system] '('='('
   Exit: (204) [system] '('='('
^  Call: (204) [user] read_list(')', (0x55fbb4538270), _5852)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _29290)
   Exit: (206) [system] peek_char((0x55fbb4538270), 'I')
   Call: (206) [system] 'I'=(;)
   Fail: (206) [system] 'I'=(;)
   Call: (206) [system] 'I'=(/)
   Fail: (206) [system] 'I'=(/)
^  Call: (206) [user] is_like_space('I')
   Call: (207) [system] char_type('I', 'white')
   Fail: (207) [system] char_type('I', 'white')
   Call: (207) [system] char_type('I', end_of_line)
   Fail: (207) [system] char_type('I', end_of_line)
   Call: (207) [system] char_type('I', space)
   Fail: (207) [system] char_type('I', space)
   Call: (207) [system] char_type('I', cntrl)
   Fail: (207) [system] char_type('I', cntrl)
^  Fail: (206) [user] is_like_space('I')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _45300)
   Exit: (205) [system] peek_char((0x55fbb4538270), 'I')
   Call: (205) [system] 'I'=')'
   Fail: (205) [system] 'I'=')'
   Call: (205) [system] 'I'=end_of_file
   Fail: (205) [system] 'I'=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55fbb4538270), _50870)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _52728)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'I')
   Call: (207) [system] 'I'=(;)
   Fail: (207) [system] 'I'=(;)
   Call: (207) [system] 'I'=(/)
   Fail: (207) [system] 'I'=(/)
^  Call: (207) [user] is_like_space('I')
   Call: (208) [system] char_type('I', 'white')
   Fail: (208) [system] char_type('I', 'white')
   Call: (208) [system] char_type('I', end_of_line)
   Fail: (208) [system] char_type('I', end_of_line)
   Call: (208) [system] char_type('I', space)
   Fail: (208) [system] char_type('I', space)
   Call: (208) [system] char_type('I', cntrl)
   Fail: (208) [system] char_type('I', cntrl)
^  Fail: (207) [user] is_like_space('I')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] get_char((0x55fbb4538270), _68738)
   Exit: (206) [system] get_char((0x55fbb4538270), 'I')
   Call: (206) [system] 'I'='('
   Fail: (206) [system] 'I'='('
   Call: (206) [system] 'I'='['
   Fail: (206) [system] 'I'='['
   Call: (206) [system] 'I'='{'
   Fail: (206) [system] 'I'='{'
   Call: (206) [system] 'I'='"'
   Fail: (206) [system] 'I'='"'
   Call: (206) [system] 'I'=!
   Fail: (206) [system] 'I'=!
   Call: (206) [system] 'I'='\''
   Fail: (206) [system] 'I'='\''
   Call: (206) [system] 'I'='`'
   Fail: (206) [system] 'I'='`'
   Call: (206) [system] 'I'=end_of_file
   Fail: (206) [system] 'I'=end_of_file
^  Call: (206) [user] read_symbolic(')', (0x55fbb4538270), 'I', _50870)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _86380)
   Call: (208) [system] peek_char((0x55fbb4538270), _87314)
   Exit: (208) [system] peek_char((0x55fbb4538270), m)
^  Call: (208) [user] is_delimiter(m)
   Call: (209) [system] char_type(m, space)
   Fail: (209) [system] char_type(m, space)
   Call: (209) [system] arg(_92034, v('(', ')', end_of_file), m)
   Fail: (209) [system] arg(_92966, v('(', ')', end_of_file), m)
^  Fail: (208) [user] is_delimiter(m)
   Call: (208) [system] ')'==m
   Fail: (208) [system] ')'==m
   Call: (208) [system] get_char((0x55fbb4538270), m)
   Exit: (208) [system] get_char((0x55fbb4538270), m)
   Call: (208) [system] m=(\)
   Fail: (208) [system] m=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _100316)
   Call: (209) [system] peek_char((0x55fbb4538270), _101250)
   Exit: (209) [system] peek_char((0x55fbb4538270), p)
^  Call: (209) [user] is_delimiter(p)
   Call: (210) [system] char_type(p, space)
   Fail: (210) [system] char_type(p, space)
   Call: (210) [system] arg(_105970, v('(', ')', end_of_file), p)
   Fail: (210) [system] arg(_106902, v('(', ')', end_of_file), p)
^  Fail: (209) [user] is_delimiter(p)
   Call: (209) [system] ')'==p
   Fail: (209) [system] ')'==p
   Call: (209) [system] get_char((0x55fbb4538270), p)
   Exit: (209) [system] get_char((0x55fbb4538270), p)
   Call: (209) [system] p=(\)
   Fail: (209) [system] p=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _114252)
   Call: (210) [system] peek_char((0x55fbb4538270), _115186)
   Exit: (210) [system] peek_char((0x55fbb4538270), l)
^  Call: (210) [user] is_delimiter(l)
   Call: (211) [system] char_type(l, space)
   Fail: (211) [system] char_type(l, space)
   Call: (211) [system] arg(_119906, v('(', ')', end_of_file), l)
   Fail: (211) [system] arg(_120838, v('(', ')', end_of_file), l)
^  Fail: (210) [user] is_delimiter(l)
   Call: (210) [system] ')'==l
   Fail: (210) [system] ')'==l
   Call: (210) [system] get_char((0x55fbb4538270), l)
   Exit: (210) [system] get_char((0x55fbb4538270), l)
   Call: (210) [system] l=(\)
   Fail: (210) [system] l=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _128188)
   Call: (211) [system] peek_char((0x55fbb4538270), _129122)
   Exit: (211) [system] peek_char((0x55fbb4538270), i)
^  Call: (211) [user] is_delimiter(i)
   Call: (212) [system] char_type(i, space)
   Fail: (212) [system] char_type(i, space)
   Call: (212) [system] arg(_133842, v('(', ')', end_of_file), i)
   Fail: (212) [system] arg(_134774, v('(', ')', end_of_file), i)
^  Fail: (211) [user] is_delimiter(i)
   Call: (211) [system] ')'==i
   Fail: (211) [system] ')'==i
   Call: (211) [system] get_char((0x55fbb4538270), i)
   Exit: (211) [system] get_char((0x55fbb4538270), i)
   Call: (211) [system] i=(\)
   Fail: (211) [system] i=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _142124)
   Call: (212) [system] peek_char((0x55fbb4538270), _143058)
   Exit: (212) [system] peek_char((0x55fbb4538270), c)
^  Call: (212) [user] is_delimiter(c)
   Call: (213) [system] char_type(c, space)
   Fail: (213) [system] char_type(c, space)
   Call: (213) [system] arg(_147778, v('(', ')', end_of_file), c)
   Fail: (213) [system] arg(_148710, v('(', ')', end_of_file), c)
^  Fail: (212) [user] is_delimiter(c)
   Call: (212) [system] ')'==c
   Fail: (212) [system] ')'==c
   Call: (212) [system] get_char((0x55fbb4538270), c)
   Exit: (212) [system] get_char((0x55fbb4538270), c)
   Call: (212) [system] c=(\)
   Fail: (212) [system] c=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _156060)
   Call: (213) [system] peek_char((0x55fbb4538270), _156994)
   Exit: (213) [system] peek_char((0x55fbb4538270), a)
^  Call: (213) [user] is_delimiter(a)
   Call: (214) [system] char_type(a, space)
   Fail: (214) [system] char_type(a, space)
   Call: (214) [system] arg(_161714, v('(', ')', end_of_file), a)
   Fail: (214) [system] arg(_162646, v('(', ')', end_of_file), a)
^  Fail: (213) [user] is_delimiter(a)
   Call: (213) [system] ')'==a
   Fail: (213) [system] ')'==a
   Call: (213) [system] get_char((0x55fbb4538270), a)
   Exit: (213) [system] get_char((0x55fbb4538270), a)
   Call: (213) [system] a=(\)
   Fail: (213) [system] a=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _169996)
   Call: (214) [system] peek_char((0x55fbb4538270), _170930)
   Exit: (214) [system] peek_char((0x55fbb4538270), t)
^  Call: (214) [user] is_delimiter(t)
   Call: (215) [system] char_type(t, space)
   Fail: (215) [system] char_type(t, space)
   Call: (215) [system] arg(_175650, v('(', ')', end_of_file), t)
   Fail: (215) [system] arg(_176582, v('(', ')', end_of_file), t)
^  Fail: (214) [user] is_delimiter(t)
   Call: (214) [system] ')'==t
   Fail: (214) [system] ')'==t
   Call: (214) [system] get_char((0x55fbb4538270), t)
   Exit: (214) [system] get_char((0x55fbb4538270), t)
   Call: (214) [system] t=(\)
   Fail: (214) [system] t=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _183932)
   Call: (215) [system] peek_char((0x55fbb4538270), _184866)
   Exit: (215) [system] peek_char((0x55fbb4538270), i)
^  Call: (215) [user] is_delimiter(i)
   Call: (216) [system] char_type(i, space)
   Fail: (216) [system] char_type(i, space)
   Call: (216) [system] arg(_189586, v('(', ')', end_of_file), i)
   Fail: (216) [system] arg(_190518, v('(', ')', end_of_file), i)
^  Fail: (215) [user] is_delimiter(i)
   Call: (215) [system] ')'==i
   Fail: (215) [system] ')'==i
   Call: (215) [system] get_char((0x55fbb4538270), i)
   Exit: (215) [system] get_char((0x55fbb4538270), i)
   Call: (215) [system] i=(\)
   Fail: (215) [system] i=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _197868)
   Call: (216) [system] peek_char((0x55fbb4538270), _198802)
   Exit: (216) [system] peek_char((0x55fbb4538270), o)
^  Call: (216) [user] is_delimiter(o)
   Call: (217) [system] char_type(o, space)
   Fail: (217) [system] char_type(o, space)
   Call: (217) [system] arg(_203522, v('(', ')', end_of_file), o)
   Fail: (217) [system] arg(_204454, v('(', ')', end_of_file), o)
^  Fail: (216) [user] is_delimiter(o)
   Call: (216) [system] ')'==o
   Fail: (216) [system] ')'==o
   Call: (216) [system] get_char((0x55fbb4538270), o)
   Exit: (216) [system] get_char((0x55fbb4538270), o)
   Call: (216) [system] o=(\)
   Fail: (216) [system] o=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _211804)
   Call: (217) [system] peek_char((0x55fbb4538270), _212738)
   Exit: (217) [system] peek_char((0x55fbb4538270), n)
^  Call: (217) [user] is_delimiter(n)
   Call: (218) [system] char_type(n, space)
   Fail: (218) [system] char_type(n, space)
   Call: (218) [system] arg(_217458, v('(', ')', end_of_file), n)
   Fail: (218) [system] arg(_218390, v('(', ')', end_of_file), n)
^  Fail: (217) [user] is_delimiter(n)
   Call: (217) [system] ')'==n
   Fail: (217) [system] ')'==n
   Call: (217) [system] get_char((0x55fbb4538270), n)
   Exit: (217) [system] get_char((0x55fbb4538270), n)
   Call: (217) [system] n=(\)
   Fail: (217) [system] n=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _225740)
   Call: (218) [system] peek_char((0x55fbb4538270), _226674)
   Exit: (218) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (218) [user] is_delimiter(' ')
   Call: (219) [system] char_type(' ', space)
   Exit: (219) [system] char_type(' ', space)
^  Exit: (218) [user] is_delimiter(' ')
   Call: (218) [system] _225740=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (217) [system] _211804=[n]
   Exit: (217) [system] [n]=[n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (216) [system] _197868=[o, n]
   Exit: (216) [system] [o, n]=[o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (215) [system] _183932=[i, o, n]
   Exit: (215) [system] [i, o, n]=[i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (214) [system] _169996=[t, i, o, n]
   Exit: (214) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (213) [system] _156060=[a, t, i, o, n]
   Exit: (213) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (212) [system] _142124=[c, a, t, i, o, n]
   Exit: (212) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (211) [system] _128188=[i, c, a, t, i, o, n]
   Exit: (211) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (210) [system] _114252=[l, i, c, a, t, i, o, n]
   Exit: (210) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (209) [system] _100316=[p, l, i, c, a, t, i, o, n]
   Exit: (209) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (208) [system] _86380=[m, p, l, i, c, a, t, i, o, n]
   Exit: (208) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (207) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _50870)
^  Call: (208) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _263898)
^  Call: (210) [system] setup_call_cleanup('$notrace'(_264850, _264852), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _263898), _264832, fail)), '$restore_trace'(_264850, _264852))
^  Call: (211) [system] sig_atomic(system:'$notrace'(_264850, _264852))
^  Exit: (210) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _263898), _264832, fail)), system:'$restore_trace'(3, -1))
   Call: (209) [system] atomic(_263898)
   Fail: (209) [system] atomic(_263898)
   Call: (209) [system] atom_chars(_263898, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (209) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (208) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (208) [system] integer('Implication')
   Fail: (208) [system] integer('Implication')
   Call: (208) [system] _50870='Implication'
   Exit: (208) [system] 'Implication'='Implication'
^  Exit: (207) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (206) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (205) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (205) [user] read_list(')', (0x55fbb4538270), _278848)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _280706)
   Exit: (207) [system] peek_char((0x55fbb4538270), ' ')
   Call: (207) [system] ' '=(;)
   Fail: (207) [system] ' '=(;)
   Call: (207) [system] ' '=(/)
   Fail: (207) [system] ' '=(/)
^  Call: (207) [user] is_like_space(' ')
   Call: (208) [system] char_type(' ', 'white')
   Exit: (208) [system] char_type(' ', 'white')
^  Exit: (207) [user] is_like_space(' ')
   Call: (207) [system] get_char((0x55fbb4538270), _290300)
   Exit: (207) [system] get_char((0x55fbb4538270), ' ')
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _293004)
   Exit: (208) [system] peek_char((0x55fbb4538270), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
   Call: (208) [system] '('=(/)
   Fail: (208) [system] '('=(/)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _309938)
   Exit: (206) [system] peek_char((0x55fbb4538270), '(')
   Call: (206) [system] '('=')'
   Fail: (206) [system] '('=')'
   Call: (206) [system] '('=end_of_file
   Fail: (206) [system] '('=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55fbb4538270), _315508)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _317366)
   Exit: (208) [system] peek_char((0x55fbb4538270), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
   Call: (208) [system] '('=(/)
   Fail: (208) [system] '('=(/)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] get_char((0x55fbb4538270), _333376)
   Exit: (207) [system] get_char((0x55fbb4538270), '(')
   Call: (207) [system] '('='('
   Exit: (207) [system] '('='('
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _315508)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _338946)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'A')
   Call: (209) [system] 'A'=(;)
   Fail: (209) [system] 'A'=(;)
   Call: (209) [system] 'A'=(/)
   Fail: (209) [system] 'A'=(/)
^  Call: (209) [user] is_like_space('A')
   Call: (210) [system] char_type('A', 'white')
   Fail: (210) [system] char_type('A', 'white')
   Call: (210) [system] char_type('A', end_of_line)
   Fail: (210) [system] char_type('A', end_of_line)
   Call: (210) [system] char_type('A', space)
   Fail: (210) [system] char_type('A', space)
   Call: (210) [system] char_type('A', cntrl)
   Fail: (210) [system] char_type('A', cntrl)
^  Fail: (209) [user] is_like_space('A')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _354956)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'A')
   Call: (208) [system] 'A'=')'
   Fail: (208) [system] 'A'=')'
   Call: (208) [system] 'A'=end_of_file
   Fail: (208) [system] 'A'=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55fbb4538270), _360526)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _362384)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'A')
   Call: (210) [system] 'A'=(;)
   Fail: (210) [system] 'A'=(;)
   Call: (210) [system] 'A'=(/)
   Fail: (210) [system] 'A'=(/)
^  Call: (210) [user] is_like_space('A')
   Call: (211) [system] char_type('A', 'white')
   Fail: (211) [system] char_type('A', 'white')
   Call: (211) [system] char_type('A', end_of_line)
   Fail: (211) [system] char_type('A', end_of_line)
   Call: (211) [system] char_type('A', space)
   Fail: (211) [system] char_type('A', space)
   Call: (211) [system] char_type('A', cntrl)
   Fail: (211) [system] char_type('A', cntrl)
^  Fail: (210) [user] is_like_space('A')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] get_char((0x55fbb4538270), _378394)
   Exit: (209) [system] get_char((0x55fbb4538270), 'A')
   Call: (209) [system] 'A'='('
   Fail: (209) [system] 'A'='('
   Call: (209) [system] 'A'='['
   Fail: (209) [system] 'A'='['
   Call: (209) [system] 'A'='{'
   Fail: (209) [system] 'A'='{'
   Call: (209) [system] 'A'='"'
   Fail: (209) [system] 'A'='"'
   Call: (209) [system] 'A'=!
   Fail: (209) [system] 'A'=!
   Call: (209) [system] 'A'='\''
   Fail: (209) [system] 'A'='\''
   Call: (209) [system] 'A'='`'
   Fail: (209) [system] 'A'='`'
   Call: (209) [system] 'A'=end_of_file
   Fail: (209) [system] 'A'=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55fbb4538270), 'A', _360526)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _396036)
   Call: (211) [system] peek_char((0x55fbb4538270), _396970)
   Exit: (211) [system] peek_char((0x55fbb4538270), n)
^  Call: (211) [user] is_delimiter(n)
   Call: (212) [system] char_type(n, space)
   Fail: (212) [system] char_type(n, space)
   Call: (212) [system] arg(_401690, v('(', ')', end_of_file), n)
   Fail: (212) [system] arg(_402622, v('(', ')', end_of_file), n)
^  Fail: (211) [user] is_delimiter(n)
   Call: (211) [system] ')'==n
   Fail: (211) [system] ')'==n
   Call: (211) [system] get_char((0x55fbb4538270), n)
   Exit: (211) [system] get_char((0x55fbb4538270), n)
   Call: (211) [system] n=(\)
   Fail: (211) [system] n=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _409972)
   Call: (212) [system] peek_char((0x55fbb4538270), _410906)
   Exit: (212) [system] peek_char((0x55fbb4538270), d)
^  Call: (212) [user] is_delimiter(d)
   Call: (213) [system] char_type(d, space)
   Fail: (213) [system] char_type(d, space)
   Call: (213) [system] arg(_415626, v('(', ')', end_of_file), d)
   Fail: (213) [system] arg(_416558, v('(', ')', end_of_file), d)
^  Fail: (212) [user] is_delimiter(d)
   Call: (212) [system] ')'==d
   Fail: (212) [system] ')'==d
   Call: (212) [system] get_char((0x55fbb4538270), d)
   Exit: (212) [system] get_char((0x55fbb4538270), d)
   Call: (212) [system] d=(\)
   Fail: (212) [system] d=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _423908)
   Call: (213) [system] peek_char((0x55fbb4538270), _424842)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (213) [user] is_delimiter('L')
   Call: (214) [system] char_type('L', space)
   Fail: (214) [system] char_type('L', space)
   Call: (214) [system] arg(_429562, v('(', ')', end_of_file), 'L')
   Fail: (214) [system] arg(_430494, v('(', ')', end_of_file), 'L')
^  Fail: (213) [user] is_delimiter('L')
   Call: (213) [system] ')'=='L'
   Fail: (213) [system] ')'=='L'
   Call: (213) [system] get_char((0x55fbb4538270), 'L')
   Exit: (213) [system] get_char((0x55fbb4538270), 'L')
   Call: (213) [system] 'L'=(\)
   Fail: (213) [system] 'L'=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _437844)
   Call: (214) [system] peek_char((0x55fbb4538270), _438778)
   Exit: (214) [system] peek_char((0x55fbb4538270), i)
^  Call: (214) [user] is_delimiter(i)
   Call: (215) [system] char_type(i, space)
   Fail: (215) [system] char_type(i, space)
   Call: (215) [system] arg(_443498, v('(', ')', end_of_file), i)
   Fail: (215) [system] arg(_444430, v('(', ')', end_of_file), i)
^  Fail: (214) [user] is_delimiter(i)
   Call: (214) [system] ')'==i
   Fail: (214) [system] ')'==i
   Call: (214) [system] get_char((0x55fbb4538270), i)
   Exit: (214) [system] get_char((0x55fbb4538270), i)
   Call: (214) [system] i=(\)
   Fail: (214) [system] i=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _451780)
   Call: (215) [system] peek_char((0x55fbb4538270), _452714)
   Exit: (215) [system] peek_char((0x55fbb4538270), n)
^  Call: (215) [user] is_delimiter(n)
   Call: (216) [system] char_type(n, space)
   Fail: (216) [system] char_type(n, space)
   Call: (216) [system] arg(_457434, v('(', ')', end_of_file), n)
   Fail: (216) [system] arg(_458366, v('(', ')', end_of_file), n)
^  Fail: (215) [user] is_delimiter(n)
   Call: (215) [system] ')'==n
   Fail: (215) [system] ')'==n
   Call: (215) [system] get_char((0x55fbb4538270), n)
   Exit: (215) [system] get_char((0x55fbb4538270), n)
   Call: (215) [system] n=(\)
   Fail: (215) [system] n=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _465716)
   Call: (216) [system] peek_char((0x55fbb4538270), _466650)
   Exit: (216) [system] peek_char((0x55fbb4538270), k)
^  Call: (216) [user] is_delimiter(k)
   Call: (217) [system] char_type(k, space)
   Fail: (217) [system] char_type(k, space)
   Call: (217) [system] arg(_471370, v('(', ')', end_of_file), k)
   Fail: (217) [system] arg(_472302, v('(', ')', end_of_file), k)
^  Fail: (216) [user] is_delimiter(k)
   Call: (216) [system] ')'==k
   Fail: (216) [system] ')'==k
   Call: (216) [system] get_char((0x55fbb4538270), k)
   Exit: (216) [system] get_char((0x55fbb4538270), k)
   Call: (216) [system] k=(\)
   Fail: (216) [system] k=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _479652)
   Call: (217) [system] peek_char((0x55fbb4538270), _480586)
   Exit: (217) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (217) [user] is_delimiter(' ')
   Call: (218) [system] char_type(' ', space)
   Exit: (218) [system] char_type(' ', space)
^  Exit: (217) [user] is_delimiter(' ')
   Call: (217) [system] _479652=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (216) [system] _465716=[k]
   Exit: (216) [system] [k]=[k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (215) [system] _451780=[n, k]
   Exit: (215) [system] [n, k]=[n, k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (214) [system] _437844=[i, n, k]
   Exit: (214) [system] [i, n, k]=[i, n, k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (213) [system] _423908=['L', i, n, k]
   Exit: (213) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (212) [system] _409972=[d, 'L', i, n, k]
   Exit: (212) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (211) [system] _396036=[n, d, 'L', i, n, k]
   Exit: (211) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (210) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _360526)
^  Call: (211) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _506634)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_507586, _507588), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _506634), _507568, fail)), '$restore_trace'(_507586, _507588))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_507586, _507588))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _506634), _507568, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(_506634)
   Fail: (212) [system] atomic(_506634)
   Call: (212) [system] atom_chars(_506634, ['A', n, d, 'L', i, n, k])
   Exit: (212) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (211) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (211) [system] integer('AndLink')
   Fail: (211) [system] integer('AndLink')
   Call: (211) [system] _360526='AndLink'
   Exit: (211) [system] 'AndLink'='AndLink'
^  Exit: (210) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (209) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (208) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _521584)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _523442)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
   Call: (210) [system] ' '=(/)
   Fail: (210) [system] ' '=(/)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55fbb4538270), _533036)
   Exit: (210) [system] get_char((0x55fbb4538270), ' ')
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _535740)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'A')
   Call: (211) [system] 'A'=(;)
   Fail: (211) [system] 'A'=(;)
   Call: (211) [system] 'A'=(/)
   Fail: (211) [system] 'A'=(/)
^  Call: (211) [user] is_like_space('A')
   Call: (212) [system] char_type('A', 'white')
   Fail: (212) [system] char_type('A', 'white')
   Call: (212) [system] char_type('A', end_of_line)
   Fail: (212) [system] char_type('A', end_of_line)
   Call: (212) [system] char_type('A', space)
   Fail: (212) [system] char_type('A', space)
   Call: (212) [system] char_type('A', cntrl)
   Fail: (212) [system] char_type('A', cntrl)
^  Fail: (211) [user] is_like_space('A')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _552674)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'A')
   Call: (209) [system] 'A'=')'
   Fail: (209) [system] 'A'=')'
   Call: (209) [system] 'A'=end_of_file
   Fail: (209) [system] 'A'=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55fbb4538270), _558244)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _560102)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'A')
   Call: (211) [system] 'A'=(;)
   Fail: (211) [system] 'A'=(;)
   Call: (211) [system] 'A'=(/)
   Fail: (211) [system] 'A'=(/)
^  Call: (211) [user] is_like_space('A')
   Call: (212) [system] char_type('A', 'white')
   Fail: (212) [system] char_type('A', 'white')
   Call: (212) [system] char_type('A', end_of_line)
   Fail: (212) [system] char_type('A', end_of_line)
   Call: (212) [system] char_type('A', space)
   Fail: (212) [system] char_type('A', space)
   Call: (212) [system] char_type('A', cntrl)
   Fail: (212) [system] char_type('A', cntrl)
^  Fail: (211) [user] is_like_space('A')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] get_char((0x55fbb4538270), _576112)
   Exit: (210) [system] get_char((0x55fbb4538270), 'A')
   Call: (210) [system] 'A'='('
   Fail: (210) [system] 'A'='('
   Call: (210) [system] 'A'='['
   Fail: (210) [system] 'A'='['
   Call: (210) [system] 'A'='{'
   Fail: (210) [system] 'A'='{'
   Call: (210) [system] 'A'='"'
   Fail: (210) [system] 'A'='"'
   Call: (210) [system] 'A'=!
   Fail: (210) [system] 'A'=!
   Call: (210) [system] 'A'='\''
   Fail: (210) [system] 'A'='\''
   Call: (210) [system] 'A'='`'
   Fail: (210) [system] 'A'='`'
   Call: (210) [system] 'A'=end_of_file
   Fail: (210) [system] 'A'=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55fbb4538270), 'A', _558244)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _593754)
   Call: (212) [system] peek_char((0x55fbb4538270), _594688)
   Exit: (212) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (212) [user] is_delimiter(' ')
   Call: (213) [system] char_type(' ', space)
   Exit: (213) [system] char_type(' ', space)
^  Exit: (212) [user] is_delimiter(' ')
   Call: (212) [system] _593754=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (211) [user] classify_and_convert_charseq(['A'], _558244)
^  Call: (212) [user] classify_and_convert_charseq_(['A'], _603972)
^  Call: (214) [system] setup_call_cleanup('$notrace'(_604924, _604926), once(user:catch(read_from_chars(['A'], _603972), _604906, fail)), '$restore_trace'(_604924, _604926))
^  Call: (215) [system] sig_atomic(system:'$notrace'(_604924, _604926))
^  Exit: (214) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _603972), _604906, fail)), system:'$restore_trace'(3, -1))
   Call: (213) [system] atomic(_603972)
   Fail: (213) [system] atomic(_603972)
   Call: (213) [system] atom_chars(_603972, ['A'])
   Exit: (213) [system] atom_chars('A', ['A'])
^  Exit: (212) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (212) [system] integer('A')
   Fail: (212) [system] integer('A')
   Call: (212) [system] _558244='A'
   Exit: (212) [system] 'A'='A'
^  Exit: (211) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (210) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (209) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _618922)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _620780)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
   Call: (211) [system] ' '=(/)
   Fail: (211) [system] ' '=(/)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55fbb4538270), _630374)
   Exit: (211) [system] get_char((0x55fbb4538270), ' ')
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _633078)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'B')
   Call: (212) [system] 'B'=(;)
   Fail: (212) [system] 'B'=(;)
   Call: (212) [system] 'B'=(/)
   Fail: (212) [system] 'B'=(/)
^  Call: (212) [user] is_like_space('B')
   Call: (213) [system] char_type('B', 'white')
   Fail: (213) [system] char_type('B', 'white')
   Call: (213) [system] char_type('B', end_of_line)
   Fail: (213) [system] char_type('B', end_of_line)
   Call: (213) [system] char_type('B', space)
   Fail: (213) [system] char_type('B', space)
   Call: (213) [system] char_type('B', cntrl)
   Fail: (213) [system] char_type('B', cntrl)
^  Fail: (212) [user] is_like_space('B')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _650012)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'B')
   Call: (210) [system] 'B'=')'
   Fail: (210) [system] 'B'=')'
   Call: (210) [system] 'B'=end_of_file
   Fail: (210) [system] 'B'=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55fbb4538270), _655582)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _657440)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'B')
   Call: (212) [system] 'B'=(;)
   Fail: (212) [system] 'B'=(;)
   Call: (212) [system] 'B'=(/)
   Fail: (212) [system] 'B'=(/)
^  Call: (212) [user] is_like_space('B')
   Call: (213) [system] char_type('B', 'white')
   Fail: (213) [system] char_type('B', 'white')
   Call: (213) [system] char_type('B', end_of_line)
   Fail: (213) [system] char_type('B', end_of_line)
   Call: (213) [system] char_type('B', space)
   Fail: (213) [system] char_type('B', space)
   Call: (213) [system] char_type('B', cntrl)
   Fail: (213) [system] char_type('B', cntrl)
^  Fail: (212) [user] is_like_space('B')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] get_char((0x55fbb4538270), _673450)
   Exit: (211) [system] get_char((0x55fbb4538270), 'B')
   Call: (211) [system] 'B'='('
   Fail: (211) [system] 'B'='('
   Call: (211) [system] 'B'='['
   Fail: (211) [system] 'B'='['
   Call: (211) [system] 'B'='{'
   Fail: (211) [system] 'B'='{'
   Call: (211) [system] 'B'='"'
   Fail: (211) [system] 'B'='"'
   Call: (211) [system] 'B'=!
   Fail: (211) [system] 'B'=!
   Call: (211) [system] 'B'='\''
   Fail: (211) [system] 'B'='\''
   Call: (211) [system] 'B'='`'
   Fail: (211) [system] 'B'='`'
   Call: (211) [system] 'B'=end_of_file
   Fail: (211) [system] 'B'=end_of_file
^  Call: (211) [user] read_symbolic(')', (0x55fbb4538270), 'B', _655582)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _691092)
   Call: (213) [system] peek_char((0x55fbb4538270), _692026)
   Exit: (213) [system] peek_char((0x55fbb4538270), ')')
^  Call: (213) [user] is_delimiter(')')
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] arg(_696746, v('(', ')', end_of_file), ')')
   Exit: (214) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (213) [user] is_delimiter(')')
   Call: (213) [system] _691092=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (212) [user] classify_and_convert_charseq(['B'], _655582)
^  Call: (213) [user] classify_and_convert_charseq_(['B'], _703182)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_704134, _704136), once(user:catch(read_from_chars(['B'], _703182), _704116, fail)), '$restore_trace'(_704134, _704136))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_704134, _704136))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _703182), _704116, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(_703182)
   Fail: (214) [system] atomic(_703182)
   Call: (214) [system] atom_chars(_703182, ['B'])
   Exit: (214) [system] atom_chars('B', ['B'])
^  Exit: (213) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (213) [system] integer('B')
   Fail: (213) [system] integer('B')
   Call: (213) [system] _655582='B'
   Exit: (213) [system] 'B'='B'
^  Exit: (212) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (211) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (210) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _718132)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _719990)
   Exit: (212) [system] peek_char((0x55fbb4538270), ')')
   Call: (212) [system] ')'=(;)
   Fail: (212) [system] ')'=(;)
   Call: (212) [system] ')'=(/)
   Fail: (212) [system] ')'=(/)
^  Call: (212) [user] is_like_space(')')
   Call: (213) [system] char_type(')', 'white')
   Fail: (213) [system] char_type(')', 'white')
   Call: (213) [system] char_type(')', end_of_line)
   Fail: (213) [system] char_type(')', end_of_line)
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] char_type(')', cntrl)
   Fail: (213) [system] char_type(')', cntrl)
^  Fail: (212) [user] is_like_space(')')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _736000)
   Exit: (211) [system] peek_char((0x55fbb4538270), ')')
   Call: (211) [system] ')'=')'
   Exit: (211) [system] ')'=')'
   Call: (211) [system] get_char((0x55fbb4538270), _739790)
   Exit: (211) [system] get_char((0x55fbb4538270), ')')
   Call: (211) [system] _718132=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), [])
   Call: (210) [system] _618922=['B']
   Exit: (210) [system] ['B']=['B']
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (209) [system] _521584=['A', 'B']
   Exit: (209) [system] ['A', 'B']=['A', 'B']
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), ['A', 'B'])
   Call: (208) [system] _315508=['AndLink', 'A', 'B']
   Exit: (208) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Exit: (206) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _753672)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _755530)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
   Call: (208) [system] ' '=(;)
   Fail: (208) [system] ' '=(;)
   Call: (208) [system] ' '=(/)
   Fail: (208) [system] ' '=(/)
^  Call: (208) [user] is_like_space(' ')
   Call: (209) [system] char_type(' ', 'white')
   Exit: (209) [system] char_type(' ', 'white')
^  Exit: (208) [user] is_like_space(' ')
   Call: (208) [system] get_char((0x55fbb4538270), _765124)
   Exit: (208) [system] get_char((0x55fbb4538270), ' ')
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _767828)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'C')
   Call: (209) [system] 'C'=(;)
   Fail: (209) [system] 'C'=(;)
   Call: (209) [system] 'C'=(/)
   Fail: (209) [system] 'C'=(/)
^  Call: (209) [user] is_like_space('C')
   Call: (210) [system] char_type('C', 'white')
   Fail: (210) [system] char_type('C', 'white')
   Call: (210) [system] char_type('C', end_of_line)
   Fail: (210) [system] char_type('C', end_of_line)
   Call: (210) [system] char_type('C', space)
   Fail: (210) [system] char_type('C', space)
   Call: (210) [system] char_type('C', cntrl)
   Fail: (210) [system] char_type('C', cntrl)
^  Fail: (209) [user] is_like_space('C')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _784762)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'C')
   Call: (207) [system] 'C'=')'
   Fail: (207) [system] 'C'=')'
   Call: (207) [system] 'C'=end_of_file
   Fail: (207) [system] 'C'=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55fbb4538270), _790332)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _792190)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'C')
   Call: (209) [system] 'C'=(;)
   Fail: (209) [system] 'C'=(;)
   Call: (209) [system] 'C'=(/)
   Fail: (209) [system] 'C'=(/)
^  Call: (209) [user] is_like_space('C')
   Call: (210) [system] char_type('C', 'white')
   Fail: (210) [system] char_type('C', 'white')
   Call: (210) [system] char_type('C', end_of_line)
   Fail: (210) [system] char_type('C', end_of_line)
   Call: (210) [system] char_type('C', space)
   Fail: (210) [system] char_type('C', space)
   Call: (210) [system] char_type('C', cntrl)
   Fail: (210) [system] char_type('C', cntrl)
^  Fail: (209) [user] is_like_space('C')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] get_char((0x55fbb4538270), _808200)
   Exit: (208) [system] get_char((0x55fbb4538270), 'C')
   Call: (208) [system] 'C'='('
   Fail: (208) [system] 'C'='('
   Call: (208) [system] 'C'='['
   Fail: (208) [system] 'C'='['
   Call: (208) [system] 'C'='{'
   Fail: (208) [system] 'C'='{'
   Call: (208) [system] 'C'='"'
   Fail: (208) [system] 'C'='"'
   Call: (208) [system] 'C'=!
   Fail: (208) [system] 'C'=!
   Call: (208) [system] 'C'='\''
   Fail: (208) [system] 'C'='\''
   Call: (208) [system] 'C'='`'
   Fail: (208) [system] 'C'='`'
   Call: (208) [system] 'C'=end_of_file
   Fail: (208) [system] 'C'=end_of_file
^  Call: (208) [user] read_symbolic(')', (0x55fbb4538270), 'C', _790332)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _825842)
   Call: (210) [system] peek_char((0x55fbb4538270), _826776)
   Exit: (210) [system] peek_char((0x55fbb4538270), ')')
^  Call: (210) [user] is_delimiter(')')
   Call: (211) [system] char_type(')', space)
   Fail: (211) [system] char_type(')', space)
   Call: (211) [system] arg(_831496, v('(', ')', end_of_file), ')')
   Exit: (211) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (210) [user] is_delimiter(')')
   Call: (210) [system] _825842=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (209) [user] classify_and_convert_charseq(['C'], _790332)
^  Call: (210) [user] classify_and_convert_charseq_(['C'], _837932)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_838884, _838886), once(user:catch(read_from_chars(['C'], _837932), _838866, fail)), '$restore_trace'(_838884, _838886))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_838884, _838886))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _837932), _838866, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(_837932)
   Fail: (211) [system] atomic(_837932)
   Call: (211) [system] atom_chars(_837932, ['C'])
   Exit: (211) [system] atom_chars('C', ['C'])
^  Exit: (210) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (210) [system] integer('C')
   Fail: (210) [system] integer('C')
   Call: (210) [system] _790332='C'
   Exit: (210) [system] 'C'='C'
^  Exit: (209) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (208) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (207) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _852882)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _854740)
   Exit: (209) [system] peek_char((0x55fbb4538270), ')')
   Call: (209) [system] ')'=(;)
   Fail: (209) [system] ')'=(;)
   Call: (209) [system] ')'=(/)
   Fail: (209) [system] ')'=(/)
^  Call: (209) [user] is_like_space(')')
   Call: (210) [system] char_type(')', 'white')
   Fail: (210) [system] char_type(')', 'white')
   Call: (210) [system] char_type(')', end_of_line)
   Fail: (210) [system] char_type(')', end_of_line)
   Call: (210) [system] char_type(')', space)
   Fail: (210) [system] char_type(')', space)
   Call: (210) [system] char_type(')', cntrl)
   Fail: (210) [system] char_type(')', cntrl)
^  Fail: (209) [user] is_like_space(')')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _870750)
   Exit: (208) [system] peek_char((0x55fbb4538270), ')')
   Call: (208) [system] ')'=')'
   Exit: (208) [system] ')'=')'
   Call: (208) [system] get_char((0x55fbb4538270), _874540)
   Exit: (208) [system] get_char((0x55fbb4538270), ')')
   Call: (208) [system] _852882=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), [])
   Call: (207) [system] _753672=['C']
   Exit: (207) [system] ['C']=['C']
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), ['C'])
   Call: (206) [system] _278848=[['AndLink', 'A', 'B'], 'C']
   Exit: (206) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (205) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'A', 'B'], 'C'])
   Call: (205) [system] _5852=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (205) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (204) [user] read_list(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (203) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (203) [user] read_list(')', (0x55fbb4538270), _888422)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _890280)
   Exit: (205) [system] peek_char((0x55fbb4538270), ' ')
   Call: (205) [system] ' '=(;)
   Fail: (205) [system] ' '=(;)
   Call: (205) [system] ' '=(/)
   Fail: (205) [system] ' '=(/)
^  Call: (205) [user] is_like_space(' ')
   Call: (206) [system] char_type(' ', 'white')
   Exit: (206) [system] char_type(' ', 'white')
^  Exit: (205) [user] is_like_space(' ')
   Call: (205) [system] get_char((0x55fbb4538270), _899874)
   Exit: (205) [system] get_char((0x55fbb4538270), ' ')
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _902578)
   Exit: (206) [system] peek_char((0x55fbb4538270), 'B')
   Call: (206) [system] 'B'=(;)
   Fail: (206) [system] 'B'=(;)
   Call: (206) [system] 'B'=(/)
   Fail: (206) [system] 'B'=(/)
^  Call: (206) [user] is_like_space('B')
   Call: (207) [system] char_type('B', 'white')
   Fail: (207) [system] char_type('B', 'white')
   Call: (207) [system] char_type('B', end_of_line)
   Fail: (207) [system] char_type('B', end_of_line)
   Call: (207) [system] char_type('B', space)
   Fail: (207) [system] char_type('B', space)
   Call: (207) [system] char_type('B', cntrl)
   Fail: (207) [system] char_type('B', cntrl)
^  Fail: (206) [user] is_like_space('B')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _919512)
   Exit: (204) [system] peek_char((0x55fbb4538270), 'B')
   Call: (204) [system] 'B'=')'
   Fail: (204) [system] 'B'=')'
   Call: (204) [system] 'B'=end_of_file
   Fail: (204) [system] 'B'=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55fbb4538270), _925082)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _926940)
   Exit: (206) [system] peek_char((0x55fbb4538270), 'B')
   Call: (206) [system] 'B'=(;)
   Fail: (206) [system] 'B'=(;)
   Call: (206) [system] 'B'=(/)
   Fail: (206) [system] 'B'=(/)
^  Call: (206) [user] is_like_space('B')
   Call: (207) [system] char_type('B', 'white')
   Fail: (207) [system] char_type('B', 'white')
   Call: (207) [system] char_type('B', end_of_line)
   Fail: (207) [system] char_type('B', end_of_line)
   Call: (207) [system] char_type('B', space)
   Fail: (207) [system] char_type('B', space)
   Call: (207) [system] char_type('B', cntrl)
   Fail: (207) [system] char_type('B', cntrl)
^  Fail: (206) [user] is_like_space('B')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] get_char((0x55fbb4538270), _942950)
   Exit: (205) [system] get_char((0x55fbb4538270), 'B')
   Call: (205) [system] 'B'='('
   Fail: (205) [system] 'B'='('
   Call: (205) [system] 'B'='['
   Fail: (205) [system] 'B'='['
   Call: (205) [system] 'B'='{'
   Fail: (205) [system] 'B'='{'
   Call: (205) [system] 'B'='"'
   Fail: (205) [system] 'B'='"'
   Call: (205) [system] 'B'=!
   Fail: (205) [system] 'B'=!
   Call: (205) [system] 'B'='\''
   Fail: (205) [system] 'B'='\''
   Call: (205) [system] 'B'='`'
   Fail: (205) [system] 'B'='`'
   Call: (205) [system] 'B'=end_of_file
   Fail: (205) [system] 'B'=end_of_file
^  Call: (205) [user] read_symbolic(')', (0x55fbb4538270), 'B', _925082)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _960592)
   Call: (207) [system] peek_char((0x55fbb4538270), _961526)
   Exit: (207) [system] peek_char((0x55fbb4538270), ')')
^  Call: (207) [user] is_delimiter(')')
   Call: (208) [system] char_type(')', space)
   Fail: (208) [system] char_type(')', space)
   Call: (208) [system] arg(_966246, v('(', ')', end_of_file), ')')
   Exit: (208) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (207) [user] is_delimiter(')')
   Call: (207) [system] _960592=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (206) [user] classify_and_convert_charseq(['B'], _925082)
^  Call: (207) [user] classify_and_convert_charseq_(['B'], _972682)
^  Call: (209) [system] setup_call_cleanup('$notrace'(_973634, _973636), once(user:catch(read_from_chars(['B'], _972682), _973616, fail)), '$restore_trace'(_973634, _973636))
^  Call: (210) [system] sig_atomic(system:'$notrace'(_973634, _973636))
^  Exit: (209) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _972682), _973616, fail)), system:'$restore_trace'(3, -1))
   Call: (208) [system] atomic(_972682)
   Fail: (208) [system] atomic(_972682)
   Call: (208) [system] atom_chars(_972682, ['B'])
   Exit: (208) [system] atom_chars('B', ['B'])
^  Exit: (207) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (207) [system] integer('B')
   Fail: (207) [system] integer('B')
   Call: (207) [system] _925082='B'
   Exit: (207) [system] 'B'='B'
^  Exit: (206) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (205) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (204) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (204) [user] read_list(')', (0x55fbb4538270), _987632)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _989490)
   Exit: (206) [system] peek_char((0x55fbb4538270), ')')
   Call: (206) [system] ')'=(;)
   Fail: (206) [system] ')'=(;)
   Call: (206) [system] ')'=(/)
   Fail: (206) [system] ')'=(/)
^  Call: (206) [user] is_like_space(')')
   Call: (207) [system] char_type(')', 'white')
   Fail: (207) [system] char_type(')', 'white')
   Call: (207) [system] char_type(')', end_of_line)
   Fail: (207) [system] char_type(')', end_of_line)
   Call: (207) [system] char_type(')', space)
   Fail: (207) [system] char_type(')', space)
   Call: (207) [system] char_type(')', cntrl)
   Fail: (207) [system] char_type(')', cntrl)
^  Fail: (206) [user] is_like_space(')')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1005500)
   Exit: (205) [system] peek_char((0x55fbb4538270), ')')
   Call: (205) [system] ')'=')'
   Exit: (205) [system] ')'=')'
   Call: (205) [system] get_char((0x55fbb4538270), _1009290)
   Exit: (205) [system] get_char((0x55fbb4538270), ')')
   Call: (205) [system] _987632=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_list(')', (0x55fbb4538270), [])
   Call: (204) [system] _888422=['B']
   Exit: (204) [system] ['B']=['B']
^  Exit: (203) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (203) [system] _4024=[['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']
   Exit: (203) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']=[['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), [['Implication', ['AndLink', 'A', 'B'], 'C'], 'B'])
   Call: (202) [system] _4016=['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']
   Exit: (202) [system] ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']=['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B'])
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B'])
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _1023172)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1025030)
   Exit: (202) [system] peek_char((0x55fbb4538270), ')')
   Call: (202) [system] ')'=(;)
   Fail: (202) [system] ')'=(;)
   Call: (202) [system] ')'=(/)
   Fail: (202) [system] ')'=(/)
^  Call: (202) [user] is_like_space(')')
   Call: (203) [system] char_type(')', 'white')
   Fail: (203) [system] char_type(')', 'white')
   Call: (203) [system] char_type(')', end_of_line)
   Fail: (203) [system] char_type(')', end_of_line)
   Call: (203) [system] char_type(')', space)
   Fail: (203) [system] char_type(')', space)
   Call: (203) [system] char_type(')', cntrl)
   Fail: (203) [system] char_type(')', cntrl)
^  Fail: (202) [user] is_like_space(')')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1041040)
   Exit: (201) [system] peek_char((0x55fbb4538270), ')')
   Call: (201) [system] ')'=')'
   Exit: (201) [system] ')'=')'
   Call: (201) [system] get_char((0x55fbb4538270), _1044830)
   Exit: (201) [system] get_char((0x55fbb4538270), ')')
   Call: (201) [system] _1023172=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [])
   Call: (200) [system] _4012=[['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
   Exit: (200) [system] [['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]=[['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']])
   Call: (199) [system] _3988=[['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
   Exit: (199) [system] [['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]=[['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']])
   Call: (198) [system] _3980=[:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
   Exit: (198) [system] [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]=[:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']])
^  Exit: (196) [user] cont_sexpr(')', (0x55fbb4538270), [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']])
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _1058712)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1060570)
   Exit: (198) [system] peek_char((0x55fbb4538270), '\n')
   Call: (198) [system] '\n'=(;)
   Fail: (198) [system] '\n'=(;)
   Call: (198) [system] '\n'=(/)
   Fail: (198) [system] '\n'=(/)
^  Call: (198) [user] is_like_space('\n')
   Call: (199) [system] char_type('\n', 'white')
   Fail: (199) [system] char_type('\n', 'white')
   Call: (199) [system] char_type('\n', end_of_line)
   Exit: (199) [system] char_type('\n', end_of_line)
^  Exit: (198) [user] is_like_space('\n')
   Call: (198) [system] get_char((0x55fbb4538270), _1072020)
   Exit: (198) [system] get_char((0x55fbb4538270), '\n')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1074724)
   Exit: (199) [system] peek_char((0x55fbb4538270), '\t')
   Call: (199) [system] '\t'=(;)
   Fail: (199) [system] '\t'=(;)
   Call: (199) [system] '\t'=(/)
   Fail: (199) [system] '\t'=(/)
^  Call: (199) [user] is_like_space('\t')
   Call: (200) [system] char_type('\t', 'white')
   Exit: (200) [system] char_type('\t', 'white')
^  Exit: (199) [user] is_like_space('\t')
   Call: (199) [system] get_char((0x55fbb4538270), _1084318)
   Exit: (199) [system] get_char((0x55fbb4538270), '\t')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1087022)
   Exit: (200) [system] peek_char((0x55fbb4538270), '\t')
   Call: (200) [system] '\t'=(;)
   Fail: (200) [system] '\t'=(;)
   Call: (200) [system] '\t'=(/)
   Fail: (200) [system] '\t'=(/)
^  Call: (200) [user] is_like_space('\t')
   Call: (201) [system] char_type('\t', 'white')
   Exit: (201) [system] char_type('\t', 'white')
^  Exit: (200) [user] is_like_space('\t')
   Call: (200) [system] get_char((0x55fbb4538270), _1096616)
   Exit: (200) [system] get_char((0x55fbb4538270), '\t')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1099320)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _1108914)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1111618)
   Exit: (202) [system] peek_char((0x55fbb4538270), '(')
   Call: (202) [system] '('=(;)
   Fail: (202) [system] '('=(;)
   Call: (202) [system] '('=(/)
   Fail: (202) [system] '('=(/)
^  Call: (202) [user] is_like_space('(')
   Call: (203) [system] char_type('(', 'white')
   Fail: (203) [system] char_type('(', 'white')
   Call: (203) [system] char_type('(', end_of_line)
   Fail: (203) [system] char_type('(', end_of_line)
   Call: (203) [system] char_type('(', space)
   Fail: (203) [system] char_type('(', space)
   Call: (203) [system] char_type('(', cntrl)
   Fail: (203) [system] char_type('(', cntrl)
^  Fail: (202) [user] is_like_space('(')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1131324)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=')'
   Fail: (197) [system] '('=')'
   Call: (197) [system] '('=end_of_file
   Fail: (197) [system] '('=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _1136894)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1138752)
   Exit: (199) [system] peek_char((0x55fbb4538270), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
   Call: (199) [system] '('=(/)
   Fail: (199) [system] '('=(/)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _1154762)
   Exit: (198) [system] get_char((0x55fbb4538270), '(')
   Call: (198) [system] '('='('
   Exit: (198) [system] '('='('
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _1136894)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1160332)
   Exit: (200) [system] peek_char((0x55fbb4538270), :)
   Call: (200) [system] (:)=(;)
   Fail: (200) [system] (:)=(;)
   Call: (200) [system] (:)=(/)
   Fail: (200) [system] (:)=(/)
^  Call: (200) [user] is_like_space(:)
   Call: (201) [system] char_type(:, 'white')
   Fail: (201) [system] char_type(:, 'white')
   Call: (201) [system] char_type(:, end_of_line)
   Fail: (201) [system] char_type(:, end_of_line)
   Call: (201) [system] char_type(:, space)
   Fail: (201) [system] char_type(:, space)
   Call: (201) [system] char_type(:, cntrl)
   Fail: (201) [system] char_type(:, cntrl)
^  Fail: (200) [user] is_like_space(:)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1176342)
   Exit: (199) [system] peek_char((0x55fbb4538270), :)
   Call: (199) [system] (:)=')'
   Fail: (199) [system] (:)=')'
   Call: (199) [system] (:)=end_of_file
   Fail: (199) [system] (:)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _1181912)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1183770)
   Exit: (201) [system] peek_char((0x55fbb4538270), :)
   Call: (201) [system] (:)=(;)
   Fail: (201) [system] (:)=(;)
   Call: (201) [system] (:)=(/)
   Fail: (201) [system] (:)=(/)
^  Call: (201) [user] is_like_space(:)
   Call: (202) [system] char_type(:, 'white')
   Fail: (202) [system] char_type(:, 'white')
   Call: (202) [system] char_type(:, end_of_line)
   Fail: (202) [system] char_type(:, end_of_line)
   Call: (202) [system] char_type(:, space)
   Fail: (202) [system] char_type(:, space)
   Call: (202) [system] char_type(:, cntrl)
   Fail: (202) [system] char_type(:, cntrl)
^  Fail: (201) [user] is_like_space(:)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _1199780)
   Exit: (200) [system] get_char((0x55fbb4538270), :)
   Call: (200) [system] (:)='('
   Fail: (200) [system] (:)='('
   Call: (200) [system] (:)='['
   Fail: (200) [system] (:)='['
   Call: (200) [system] (:)='{'
   Fail: (200) [system] (:)='{'
   Call: (200) [system] (:)='"'
   Fail: (200) [system] (:)='"'
   Call: (200) [system] (:)=!
   Fail: (200) [system] (:)=!
   Call: (200) [system] (:)='\''
   Fail: (200) [system] (:)='\''
   Call: (200) [system] (:)='`'
   Fail: (200) [system] (:)='`'
   Call: (200) [system] (:)=end_of_file
   Fail: (200) [system] (:)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55fbb4538270), :, _1181912)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1217422)
   Call: (202) [system] peek_char((0x55fbb4538270), _1218356)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (202) [user] is_delimiter(' ')
   Call: (203) [system] char_type(' ', space)
   Exit: (203) [system] char_type(' ', space)
^  Exit: (202) [user] is_delimiter(' ')
   Call: (202) [system] _1217422=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (201) [user] classify_and_convert_charseq([:], _1181912)
^  Call: (202) [user] classify_and_convert_charseq_([:], _1227640)
^  Call: (204) [system] setup_call_cleanup('$notrace'(_1228592, _1228594), once(user:catch(read_from_chars([:], _1227640), _1228574, fail)), '$restore_trace'(_1228592, _1228594))
^  Call: (205) [system] sig_atomic(system:'$notrace'(_1228592, _1228594))
^  Exit: (204) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1228574, fail)), system:'$restore_trace'(3, -1))
   Call: (203) [system] atomic(:)
   Exit: (203) [system] atomic(:)
^  Exit: (202) [user] classify_and_convert_charseq_([:], :)
   Call: (202) [system] integer(:)
   Fail: (202) [system] integer(:)
   Call: (202) [system] _1181912=(:)
   Exit: (202) [system] (:)=(:)
^  Exit: (201) [user] classify_and_convert_charseq([:], :)
^  Exit: (200) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _1240720)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1242578)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _1252172)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1254876)
   Exit: (202) [system] peek_char((0x55fbb4538270), '(')
   Call: (202) [system] '('=(;)
   Fail: (202) [system] '('=(;)
   Call: (202) [system] '('=(/)
   Fail: (202) [system] '('=(/)
^  Call: (202) [user] is_like_space('(')
   Call: (203) [system] char_type('(', 'white')
   Fail: (203) [system] char_type('(', 'white')
   Call: (203) [system] char_type('(', end_of_line)
   Fail: (203) [system] char_type('(', end_of_line)
   Call: (203) [system] char_type('(', space)
   Fail: (203) [system] char_type('(', space)
   Call: (203) [system] char_type('(', cntrl)
   Fail: (203) [system] char_type('(', cntrl)
^  Fail: (202) [user] is_like_space('(')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1271810)
   Exit: (200) [system] peek_char((0x55fbb4538270), '(')
   Call: (200) [system] '('=')'
   Fail: (200) [system] '('=')'
   Call: (200) [system] '('=end_of_file
   Fail: (200) [system] '('=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _1277380)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1279238)
   Exit: (202) [system] peek_char((0x55fbb4538270), '(')
   Call: (202) [system] '('=(;)
   Fail: (202) [system] '('=(;)
   Call: (202) [system] '('=(/)
   Fail: (202) [system] '('=(/)
^  Call: (202) [user] is_like_space('(')
   Call: (203) [system] char_type('(', 'white')
   Fail: (203) [system] char_type('(', 'white')
   Call: (203) [system] char_type('(', end_of_line)
   Fail: (203) [system] char_type('(', end_of_line)
   Call: (203) [system] char_type('(', space)
   Fail: (203) [system] char_type('(', space)
   Call: (203) [system] char_type('(', cntrl)
   Fail: (203) [system] char_type('(', cntrl)
^  Fail: (202) [user] is_like_space('(')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _1295248)
   Exit: (201) [system] get_char((0x55fbb4538270), '(')
   Call: (201) [system] '('='('
   Exit: (201) [system] '('='('
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _1277380)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1300818)
   Exit: (203) [system] peek_char((0x55fbb4538270), 'C')
   Call: (203) [system] 'C'=(;)
   Fail: (203) [system] 'C'=(;)
   Call: (203) [system] 'C'=(/)
   Fail: (203) [system] 'C'=(/)
^  Call: (203) [user] is_like_space('C')
   Call: (204) [system] char_type('C', 'white')
   Fail: (204) [system] char_type('C', 'white')
   Call: (204) [system] char_type('C', end_of_line)
   Fail: (204) [system] char_type('C', end_of_line)
   Call: (204) [system] char_type('C', space)
   Fail: (204) [system] char_type('C', space)
   Call: (204) [system] char_type('C', cntrl)
   Fail: (204) [system] char_type('C', cntrl)
^  Fail: (203) [user] is_like_space('C')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1316828)
   Exit: (202) [system] peek_char((0x55fbb4538270), 'C')
   Call: (202) [system] 'C'=')'
   Fail: (202) [system] 'C'=')'
   Call: (202) [system] 'C'=end_of_file
   Fail: (202) [system] 'C'=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55fbb4538270), _1322398)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1324256)
   Exit: (204) [system] peek_char((0x55fbb4538270), 'C')
   Call: (204) [system] 'C'=(;)
   Fail: (204) [system] 'C'=(;)
   Call: (204) [system] 'C'=(/)
   Fail: (204) [system] 'C'=(/)
^  Call: (204) [user] is_like_space('C')
   Call: (205) [system] char_type('C', 'white')
   Fail: (205) [system] char_type('C', 'white')
   Call: (205) [system] char_type('C', end_of_line)
   Fail: (205) [system] char_type('C', end_of_line)
   Call: (205) [system] char_type('C', space)
   Fail: (205) [system] char_type('C', space)
   Call: (205) [system] char_type('C', cntrl)
   Fail: (205) [system] char_type('C', cntrl)
^  Fail: (204) [user] is_like_space('C')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] get_char((0x55fbb4538270), _1340266)
   Exit: (203) [system] get_char((0x55fbb4538270), 'C')
   Call: (203) [system] 'C'='('
   Fail: (203) [system] 'C'='('
   Call: (203) [system] 'C'='['
   Fail: (203) [system] 'C'='['
   Call: (203) [system] 'C'='{'
   Fail: (203) [system] 'C'='{'
   Call: (203) [system] 'C'='"'
   Fail: (203) [system] 'C'='"'
   Call: (203) [system] 'C'=!
   Fail: (203) [system] 'C'=!
   Call: (203) [system] 'C'='\''
   Fail: (203) [system] 'C'='\''
   Call: (203) [system] 'C'='`'
   Fail: (203) [system] 'C'='`'
   Call: (203) [system] 'C'=end_of_file
   Fail: (203) [system] 'C'=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55fbb4538270), 'C', _1322398)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1357908)
   Call: (205) [system] peek_char((0x55fbb4538270), _1358842)
   Exit: (205) [system] peek_char((0x55fbb4538270), o)
^  Call: (205) [user] is_delimiter(o)
   Call: (206) [system] char_type(o, space)
   Fail: (206) [system] char_type(o, space)
   Call: (206) [system] arg(_1363562, v('(', ')', end_of_file), o)
   Fail: (206) [system] arg(_1364494, v('(', ')', end_of_file), o)
^  Fail: (205) [user] is_delimiter(o)
   Call: (205) [system] ')'==o
   Fail: (205) [system] ')'==o
   Call: (205) [system] get_char((0x55fbb4538270), o)
   Exit: (205) [system] get_char((0x55fbb4538270), o)
   Call: (205) [system] o=(\)
   Fail: (205) [system] o=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1371844)
   Call: (206) [system] peek_char((0x55fbb4538270), _1372778)
   Exit: (206) [system] peek_char((0x55fbb4538270), n)
^  Call: (206) [user] is_delimiter(n)
   Call: (207) [system] char_type(n, space)
   Fail: (207) [system] char_type(n, space)
   Call: (207) [system] arg(_1377498, v('(', ')', end_of_file), n)
   Fail: (207) [system] arg(_1378430, v('(', ')', end_of_file), n)
^  Fail: (206) [user] is_delimiter(n)
   Call: (206) [system] ')'==n
   Fail: (206) [system] ')'==n
   Call: (206) [system] get_char((0x55fbb4538270), n)
   Exit: (206) [system] get_char((0x55fbb4538270), n)
   Call: (206) [system] n=(\)
   Fail: (206) [system] n=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1385780)
   Call: (207) [system] peek_char((0x55fbb4538270), _1386714)
   Exit: (207) [system] peek_char((0x55fbb4538270), j)
^  Call: (207) [user] is_delimiter(j)
   Call: (208) [system] char_type(j, space)
   Fail: (208) [system] char_type(j, space)
   Call: (208) [system] arg(_1391434, v('(', ')', end_of_file), j)
   Fail: (208) [system] arg(_1392366, v('(', ')', end_of_file), j)
^  Fail: (207) [user] is_delimiter(j)
   Call: (207) [system] ')'==j
   Fail: (207) [system] ')'==j
   Call: (207) [system] get_char((0x55fbb4538270), j)
   Exit: (207) [system] get_char((0x55fbb4538270), j)
   Call: (207) [system] j=(\)
   Fail: (207) [system] j=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1399716)
   Call: (208) [system] peek_char((0x55fbb4538270), _1400650)
   Exit: (208) [system] peek_char((0x55fbb4538270), u)
^  Call: (208) [user] is_delimiter(u)
   Call: (209) [system] char_type(u, space)
   Fail: (209) [system] char_type(u, space)
   Call: (209) [system] arg(_1405370, v('(', ')', end_of_file), u)
   Fail: (209) [system] arg(_1406302, v('(', ')', end_of_file), u)
^  Fail: (208) [user] is_delimiter(u)
   Call: (208) [system] ')'==u
   Fail: (208) [system] ')'==u
   Call: (208) [system] get_char((0x55fbb4538270), u)
   Exit: (208) [system] get_char((0x55fbb4538270), u)
   Call: (208) [system] u=(\)
   Fail: (208) [system] u=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1413652)
   Call: (209) [system] peek_char((0x55fbb4538270), _1414586)
   Exit: (209) [system] peek_char((0x55fbb4538270), n)
^  Call: (209) [user] is_delimiter(n)
   Call: (210) [system] char_type(n, space)
   Fail: (210) [system] char_type(n, space)
   Call: (210) [system] arg(_1419306, v('(', ')', end_of_file), n)
   Fail: (210) [system] arg(_1420238, v('(', ')', end_of_file), n)
^  Fail: (209) [user] is_delimiter(n)
   Call: (209) [system] ')'==n
   Fail: (209) [system] ')'==n
   Call: (209) [system] get_char((0x55fbb4538270), n)
   Exit: (209) [system] get_char((0x55fbb4538270), n)
   Call: (209) [system] n=(\)
   Fail: (209) [system] n=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1427588)
   Call: (210) [system] peek_char((0x55fbb4538270), _1428522)
   Exit: (210) [system] peek_char((0x55fbb4538270), c)
^  Call: (210) [user] is_delimiter(c)
   Call: (211) [system] char_type(c, space)
   Fail: (211) [system] char_type(c, space)
   Call: (211) [system] arg(_1433242, v('(', ')', end_of_file), c)
   Fail: (211) [system] arg(_1434174, v('(', ')', end_of_file), c)
^  Fail: (210) [user] is_delimiter(c)
   Call: (210) [system] ')'==c
   Fail: (210) [system] ')'==c
   Call: (210) [system] get_char((0x55fbb4538270), c)
   Exit: (210) [system] get_char((0x55fbb4538270), c)
   Call: (210) [system] c=(\)
   Fail: (210) [system] c=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1441524)
   Call: (211) [system] peek_char((0x55fbb4538270), _1442458)
   Exit: (211) [system] peek_char((0x55fbb4538270), t)
^  Call: (211) [user] is_delimiter(t)
   Call: (212) [system] char_type(t, space)
   Fail: (212) [system] char_type(t, space)
   Call: (212) [system] arg(_1447178, v('(', ')', end_of_file), t)
   Fail: (212) [system] arg(_1448110, v('(', ')', end_of_file), t)
^  Fail: (211) [user] is_delimiter(t)
   Call: (211) [system] ')'==t
   Fail: (211) [system] ')'==t
   Call: (211) [system] get_char((0x55fbb4538270), t)
   Exit: (211) [system] get_char((0x55fbb4538270), t)
   Call: (211) [system] t=(\)
   Fail: (211) [system] t=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1455460)
   Call: (212) [system] peek_char((0x55fbb4538270), _1456394)
   Exit: (212) [system] peek_char((0x55fbb4538270), i)
^  Call: (212) [user] is_delimiter(i)
   Call: (213) [system] char_type(i, space)
   Fail: (213) [system] char_type(i, space)
   Call: (213) [system] arg(_1461114, v('(', ')', end_of_file), i)
   Fail: (213) [system] arg(_1462046, v('(', ')', end_of_file), i)
^  Fail: (212) [user] is_delimiter(i)
   Call: (212) [system] ')'==i
   Fail: (212) [system] ')'==i
   Call: (212) [system] get_char((0x55fbb4538270), i)
   Exit: (212) [system] get_char((0x55fbb4538270), i)
   Call: (212) [system] i=(\)
   Fail: (212) [system] i=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1469396)
   Call: (213) [system] peek_char((0x55fbb4538270), _1470330)
   Exit: (213) [system] peek_char((0x55fbb4538270), o)
^  Call: (213) [user] is_delimiter(o)
   Call: (214) [system] char_type(o, space)
   Fail: (214) [system] char_type(o, space)
   Call: (214) [system] arg(_1475050, v('(', ')', end_of_file), o)
   Fail: (214) [system] arg(_1475982, v('(', ')', end_of_file), o)
^  Fail: (213) [user] is_delimiter(o)
   Call: (213) [system] ')'==o
   Fail: (213) [system] ')'==o
   Call: (213) [system] get_char((0x55fbb4538270), o)
   Exit: (213) [system] get_char((0x55fbb4538270), o)
   Call: (213) [system] o=(\)
   Fail: (213) [system] o=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1483332)
   Call: (214) [system] peek_char((0x55fbb4538270), _1484266)
   Exit: (214) [system] peek_char((0x55fbb4538270), n)
^  Call: (214) [user] is_delimiter(n)
   Call: (215) [system] char_type(n, space)
   Fail: (215) [system] char_type(n, space)
   Call: (215) [system] arg(_1488986, v('(', ')', end_of_file), n)
   Fail: (215) [system] arg(_1489918, v('(', ')', end_of_file), n)
^  Fail: (214) [user] is_delimiter(n)
   Call: (214) [system] ')'==n
   Fail: (214) [system] ')'==n
   Call: (214) [system] get_char((0x55fbb4538270), n)
   Exit: (214) [system] get_char((0x55fbb4538270), n)
   Call: (214) [system] n=(\)
   Fail: (214) [system] n=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1497268)
   Call: (215) [system] peek_char((0x55fbb4538270), _1498202)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (215) [user] is_delimiter('I')
   Call: (216) [system] char_type('I', space)
   Fail: (216) [system] char_type('I', space)
   Call: (216) [system] arg(_1502922, v('(', ')', end_of_file), 'I')
   Fail: (216) [system] arg(_1503854, v('(', ')', end_of_file), 'I')
^  Fail: (215) [user] is_delimiter('I')
   Call: (215) [system] ')'=='I'
   Fail: (215) [system] ')'=='I'
   Call: (215) [system] get_char((0x55fbb4538270), 'I')
   Exit: (215) [system] get_char((0x55fbb4538270), 'I')
   Call: (215) [system] 'I'=(\)
   Fail: (215) [system] 'I'=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1511204)
   Call: (216) [system] peek_char((0x55fbb4538270), _1512138)
   Exit: (216) [system] peek_char((0x55fbb4538270), n)
^  Call: (216) [user] is_delimiter(n)
   Call: (217) [system] char_type(n, space)
   Fail: (217) [system] char_type(n, space)
   Call: (217) [system] arg(_1516858, v('(', ')', end_of_file), n)
   Fail: (217) [system] arg(_1517790, v('(', ')', end_of_file), n)
^  Fail: (216) [user] is_delimiter(n)
   Call: (216) [system] ')'==n
   Fail: (216) [system] ')'==n
   Call: (216) [system] get_char((0x55fbb4538270), n)
   Exit: (216) [system] get_char((0x55fbb4538270), n)
   Call: (216) [system] n=(\)
   Fail: (216) [system] n=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1525140)
   Call: (217) [system] peek_char((0x55fbb4538270), _1526074)
   Exit: (217) [system] peek_char((0x55fbb4538270), t)
^  Call: (217) [user] is_delimiter(t)
   Call: (218) [system] char_type(t, space)
   Fail: (218) [system] char_type(t, space)
   Call: (218) [system] arg(_1530794, v('(', ')', end_of_file), t)
   Fail: (218) [system] arg(_1531726, v('(', ')', end_of_file), t)
^  Fail: (217) [user] is_delimiter(t)
   Call: (217) [system] ')'==t
   Fail: (217) [system] ')'==t
   Call: (217) [system] get_char((0x55fbb4538270), t)
   Exit: (217) [system] get_char((0x55fbb4538270), t)
   Call: (217) [system] t=(\)
   Fail: (217) [system] t=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1539076)
   Call: (218) [system] peek_char((0x55fbb4538270), _1540010)
   Exit: (218) [system] peek_char((0x55fbb4538270), r)
^  Call: (218) [user] is_delimiter(r)
   Call: (219) [system] char_type(r, space)
   Fail: (219) [system] char_type(r, space)
   Call: (219) [system] arg(_1544730, v('(', ')', end_of_file), r)
   Fail: (219) [system] arg(_1545662, v('(', ')', end_of_file), r)
^  Fail: (218) [user] is_delimiter(r)
   Call: (218) [system] ')'==r
   Fail: (218) [system] ')'==r
   Call: (218) [system] get_char((0x55fbb4538270), r)
   Exit: (218) [system] get_char((0x55fbb4538270), r)
   Call: (218) [system] r=(\)
   Fail: (218) [system] r=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1553012)
   Call: (219) [system] peek_char((0x55fbb4538270), _1553946)
   Exit: (219) [system] peek_char((0x55fbb4538270), o)
^  Call: (219) [user] is_delimiter(o)
   Call: (220) [system] char_type(o, space)
   Fail: (220) [system] char_type(o, space)
   Call: (220) [system] arg(_1558666, v('(', ')', end_of_file), o)
   Fail: (220) [system] arg(_1559598, v('(', ')', end_of_file), o)
^  Fail: (219) [user] is_delimiter(o)
   Call: (219) [system] ')'==o
   Fail: (219) [system] ')'==o
   Call: (219) [system] get_char((0x55fbb4538270), o)
   Exit: (219) [system] get_char((0x55fbb4538270), o)
   Call: (219) [system] o=(\)
   Fail: (219) [system] o=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1566948)
   Call: (220) [system] peek_char((0x55fbb4538270), _1567882)
   Exit: (220) [system] peek_char((0x55fbb4538270), d)
^  Call: (220) [user] is_delimiter(d)
   Call: (221) [system] char_type(d, space)
   Fail: (221) [system] char_type(d, space)
   Call: (221) [system] arg(_1572602, v('(', ')', end_of_file), d)
   Fail: (221) [system] arg(_1573534, v('(', ')', end_of_file), d)
^  Fail: (220) [user] is_delimiter(d)
   Call: (220) [system] ')'==d
   Fail: (220) [system] ')'==d
   Call: (220) [system] get_char((0x55fbb4538270), d)
   Exit: (220) [system] get_char((0x55fbb4538270), d)
   Call: (220) [system] d=(\)
   Fail: (220) [system] d=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1580884)
   Call: (221) [system] peek_char((0x55fbb4538270), _1581818)
   Exit: (221) [system] peek_char((0x55fbb4538270), u)
^  Call: (221) [user] is_delimiter(u)
   Call: (222) [system] char_type(u, space)
   Fail: (222) [system] char_type(u, space)
   Call: (222) [system] arg(_1586538, v('(', ')', end_of_file), u)
   Fail: (222) [system] arg(_1587470, v('(', ')', end_of_file), u)
^  Fail: (221) [user] is_delimiter(u)
   Call: (221) [system] ')'==u
   Fail: (221) [system] ')'==u
   Call: (221) [system] get_char((0x55fbb4538270), u)
   Exit: (221) [system] get_char((0x55fbb4538270), u)
   Call: (221) [system] u=(\)
   Fail: (221) [system] u=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1594820)
   Call: (222) [system] peek_char((0x55fbb4538270), _1595754)
   Exit: (222) [system] peek_char((0x55fbb4538270), c)
^  Call: (222) [user] is_delimiter(c)
   Call: (223) [system] char_type(c, space)
   Fail: (223) [system] char_type(c, space)
   Call: (223) [system] arg(_1600474, v('(', ')', end_of_file), c)
   Fail: (223) [system] arg(_1601406, v('(', ')', end_of_file), c)
^  Fail: (222) [user] is_delimiter(c)
   Call: (222) [system] ')'==c
   Fail: (222) [system] ')'==c
   Call: (222) [system] get_char((0x55fbb4538270), c)
   Exit: (222) [system] get_char((0x55fbb4538270), c)
   Call: (222) [system] c=(\)
   Fail: (222) [system] c=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _1608756)
   Call: (223) [system] peek_char((0x55fbb4538270), _1609690)
   Exit: (223) [system] peek_char((0x55fbb4538270), t)
^  Call: (223) [user] is_delimiter(t)
   Call: (224) [system] char_type(t, space)
   Fail: (224) [system] char_type(t, space)
   Call: (224) [system] arg(_1614410, v('(', ')', end_of_file), t)
   Fail: (224) [system] arg(_1615342, v('(', ')', end_of_file), t)
^  Fail: (223) [user] is_delimiter(t)
   Call: (223) [system] ')'==t
   Fail: (223) [system] ')'==t
   Call: (223) [system] get_char((0x55fbb4538270), t)
   Exit: (223) [system] get_char((0x55fbb4538270), t)
   Call: (223) [system] t=(\)
   Fail: (223) [system] t=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _1622692)
   Call: (224) [system] peek_char((0x55fbb4538270), _1623626)
   Exit: (224) [system] peek_char((0x55fbb4538270), i)
^  Call: (224) [user] is_delimiter(i)
   Call: (225) [system] char_type(i, space)
   Fail: (225) [system] char_type(i, space)
   Call: (225) [system] arg(_1628346, v('(', ')', end_of_file), i)
   Fail: (225) [system] arg(_1629278, v('(', ')', end_of_file), i)
^  Fail: (224) [user] is_delimiter(i)
   Call: (224) [system] ')'==i
   Fail: (224) [system] ')'==i
   Call: (224) [system] get_char((0x55fbb4538270), i)
   Exit: (224) [system] get_char((0x55fbb4538270), i)
   Call: (224) [system] i=(\)
   Fail: (224) [system] i=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _1636628)
   Call: (225) [system] peek_char((0x55fbb4538270), _1637562)
   Exit: (225) [system] peek_char((0x55fbb4538270), o)
^  Call: (225) [user] is_delimiter(o)
   Call: (226) [system] char_type(o, space)
   Fail: (226) [system] char_type(o, space)
   Call: (226) [system] arg(_1642282, v('(', ')', end_of_file), o)
   Fail: (226) [system] arg(_1643214, v('(', ')', end_of_file), o)
^  Fail: (225) [user] is_delimiter(o)
   Call: (225) [system] ')'==o
   Fail: (225) [system] ')'==o
   Call: (225) [system] get_char((0x55fbb4538270), o)
   Exit: (225) [system] get_char((0x55fbb4538270), o)
   Call: (225) [system] o=(\)
   Fail: (225) [system] o=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _1650564)
   Call: (226) [system] peek_char((0x55fbb4538270), _1651498)
   Exit: (226) [system] peek_char((0x55fbb4538270), n)
^  Call: (226) [user] is_delimiter(n)
   Call: (227) [system] char_type(n, space)
   Fail: (227) [system] char_type(n, space)
   Call: (227) [system] arg(_1656218, v('(', ')', end_of_file), n)
   Fail: (227) [system] arg(_1657150, v('(', ')', end_of_file), n)
^  Fail: (226) [user] is_delimiter(n)
   Call: (226) [system] ')'==n
   Fail: (226) [system] ')'==n
   Call: (226) [system] get_char((0x55fbb4538270), n)
   Exit: (226) [system] get_char((0x55fbb4538270), n)
   Call: (226) [system] n=(\)
   Fail: (226) [system] n=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _1664500)
   Call: (227) [system] peek_char((0x55fbb4538270), _1665434)
   Exit: (227) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (227) [user] is_delimiter(' ')
   Call: (228) [system] char_type(' ', space)
   Exit: (228) [system] char_type(' ', space)
^  Exit: (227) [user] is_delimiter(' ')
   Call: (227) [system] _1664500=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (226) [system] _1650564=[n]
   Exit: (226) [system] [n]=[n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (225) [system] _1636628=[o, n]
   Exit: (225) [system] [o, n]=[o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (224) [system] _1622692=[i, o, n]
   Exit: (224) [system] [i, o, n]=[i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (223) [system] _1608756=[t, i, o, n]
   Exit: (223) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (222) [system] _1594820=[c, t, i, o, n]
   Exit: (222) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (221) [system] _1580884=[u, c, t, i, o, n]
   Exit: (221) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (220) [system] _1566948=[d, u, c, t, i, o, n]
   Exit: (220) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (219) [system] _1553012=[o, d, u, c, t, i, o, n]
   Exit: (219) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (218) [system] _1539076=[r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _1525140=[t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _1511204=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _1497268=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _1483332=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _1469396=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (212) [system] _1455460=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (212) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (211) [system] _1441524=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (211) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (210) [system] _1427588=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (210) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (209) [system] _1413652=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (209) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (208) [system] _1399716=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (208) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (207) [system] _1385780=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (207) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (206) [system] _1371844=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (206) [system] [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (205) [system] _1357908=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (205) [system] [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (204) [user] classify_and_convert_charseq(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1322398)
^  Call: (205) [user] classify_and_convert_charseq_(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1736186)
^  Call: (207) [system] setup_call_cleanup('$notrace'(_1737138, _1737140), once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1736186), _1737120, fail)), '$restore_trace'(_1737138, _1737140))
^  Call: (208) [system] sig_atomic(system:'$notrace'(_1737138, _1737140))
^  Exit: (207) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1736186), _1737120, fail)), system:'$restore_trace'(3, -1))
   Call: (206) [system] atomic(_1736186)
   Fail: (206) [system] atomic(_1736186)
   Call: (206) [system] atom_chars(_1736186, ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (206) [system] atom_chars('ConjunctionIntroduction', ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (205) [user] classify_and_convert_charseq_(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
   Call: (205) [system] integer('ConjunctionIntroduction')
   Fail: (205) [system] integer('ConjunctionIntroduction')
   Call: (205) [system] _1322398='ConjunctionIntroduction'
   Exit: (205) [system] 'ConjunctionIntroduction'='ConjunctionIntroduction'
^  Exit: (204) [user] classify_and_convert_charseq(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
^  Exit: (203) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'ConjunctionIntroduction')
^  Exit: (202) [user] cont_sexpr(')', (0x55fbb4538270), 'ConjunctionIntroduction')
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _1751136)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1752994)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
   Call: (204) [system] ' '=(/)
   Fail: (204) [system] ' '=(/)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55fbb4538270), _1762588)
   Exit: (204) [system] get_char((0x55fbb4538270), ' ')
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1765292)
   Exit: (205) [system] peek_char((0x55fbb4538270), c)
   Call: (205) [system] c=(;)
   Fail: (205) [system] c=(;)
   Call: (205) [system] c=(/)
   Fail: (205) [system] c=(/)
^  Call: (205) [user] is_like_space(c)
   Call: (206) [system] char_type(c, 'white')
   Fail: (206) [system] char_type(c, 'white')
   Call: (206) [system] char_type(c, end_of_line)
   Fail: (206) [system] char_type(c, end_of_line)
   Call: (206) [system] char_type(c, space)
   Fail: (206) [system] char_type(c, space)
   Call: (206) [system] char_type(c, cntrl)
   Fail: (206) [system] char_type(c, cntrl)
^  Fail: (205) [user] is_like_space(c)
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1782226)
   Exit: (203) [system] peek_char((0x55fbb4538270), c)
   Call: (203) [system] c=')'
   Fail: (203) [system] c=')'
   Call: (203) [system] c=end_of_file
   Fail: (203) [system] c=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55fbb4538270), _1787796)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1789654)
   Exit: (205) [system] peek_char((0x55fbb4538270), c)
   Call: (205) [system] c=(;)
   Fail: (205) [system] c=(;)
   Call: (205) [system] c=(/)
   Fail: (205) [system] c=(/)
^  Call: (205) [user] is_like_space(c)
   Call: (206) [system] char_type(c, 'white')
   Fail: (206) [system] char_type(c, 'white')
   Call: (206) [system] char_type(c, end_of_line)
   Fail: (206) [system] char_type(c, end_of_line)
   Call: (206) [system] char_type(c, space)
   Fail: (206) [system] char_type(c, space)
   Call: (206) [system] char_type(c, cntrl)
   Fail: (206) [system] char_type(c, cntrl)
^  Fail: (205) [user] is_like_space(c)
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] get_char((0x55fbb4538270), _1805664)
   Exit: (204) [system] get_char((0x55fbb4538270), c)
   Call: (204) [system] c='('
   Fail: (204) [system] c='('
   Call: (204) [system] c='['
   Fail: (204) [system] c='['
   Call: (204) [system] c='{'
   Fail: (204) [system] c='{'
   Call: (204) [system] c='"'
   Fail: (204) [system] c='"'
   Call: (204) [system] c=!
   Fail: (204) [system] c=!
   Call: (204) [system] c='\''
   Fail: (204) [system] c='\''
   Call: (204) [system] c='`'
   Fail: (204) [system] c='`'
   Call: (204) [system] c=end_of_file
   Fail: (204) [system] c=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55fbb4538270), c, _1787796)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1823306)
   Call: (206) [system] peek_char((0x55fbb4538270), _1824240)
   Exit: (206) [system] peek_char((0x55fbb4538270), d)
^  Call: (206) [user] is_delimiter(d)
   Call: (207) [system] char_type(d, space)
   Fail: (207) [system] char_type(d, space)
   Call: (207) [system] arg(_1828960, v('(', ')', end_of_file), d)
   Fail: (207) [system] arg(_1829892, v('(', ')', end_of_file), d)
^  Fail: (206) [user] is_delimiter(d)
   Call: (206) [system] ')'==d
   Fail: (206) [system] ')'==d
   Call: (206) [system] get_char((0x55fbb4538270), d)
   Exit: (206) [system] get_char((0x55fbb4538270), d)
   Call: (206) [system] d=(\)
   Fail: (206) [system] d=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1837242)
   Call: (207) [system] peek_char((0x55fbb4538270), _1838176)
   Exit: (207) [system] peek_char((0x55fbb4538270), e)
^  Call: (207) [user] is_delimiter(e)
   Call: (208) [system] char_type(e, space)
   Fail: (208) [system] char_type(e, space)
   Call: (208) [system] arg(_1842896, v('(', ')', end_of_file), e)
   Fail: (208) [system] arg(_1843828, v('(', ')', end_of_file), e)
^  Fail: (207) [user] is_delimiter(e)
   Call: (207) [system] ')'==e
   Fail: (207) [system] ')'==e
   Call: (207) [system] get_char((0x55fbb4538270), e)
   Exit: (207) [system] get_char((0x55fbb4538270), e)
   Call: (207) [system] e=(\)
   Fail: (207) [system] e=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1851178)
   Call: (208) [system] peek_char((0x55fbb4538270), _1852112)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (208) [user] is_delimiter(' ')
   Call: (209) [system] char_type(' ', space)
   Exit: (209) [system] char_type(' ', space)
^  Exit: (208) [user] is_delimiter(' ')
   Call: (208) [system] _1851178=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (207) [system] _1837242=[e]
   Exit: (207) [system] [e]=[e]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (206) [system] _1823306=[d, e]
   Exit: (206) [system] [d, e]=[d, e]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, e])
^  Call: (205) [user] classify_and_convert_charseq([c, d, e], _1787796)
^  Call: (206) [user] classify_and_convert_charseq_([c, d, e], _1866984)
^  Call: (208) [system] setup_call_cleanup('$notrace'(_1867936, _1867938), once(user:catch(read_from_chars([c, d, e], _1866984), _1867918, fail)), '$restore_trace'(_1867936, _1867938))
^  Call: (209) [system] sig_atomic(system:'$notrace'(_1867936, _1867938))
^  Exit: (208) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _1867918, fail)), system:'$restore_trace'(3, -1))
   Call: (207) [system] atomic(cde)
   Exit: (207) [system] atomic(cde)
^  Exit: (206) [user] classify_and_convert_charseq_([c, d, e], cde)
   Call: (206) [system] integer(cde)
   Fail: (206) [system] integer(cde)
   Call: (206) [system] _1787796=cde
   Exit: (206) [system] cde=cde
^  Exit: (205) [user] classify_and_convert_charseq([c, d, e], cde)
^  Exit: (204) [user] read_symbolic(')', (0x55fbb4538270), c, cde)
^  Exit: (203) [user] cont_sexpr(')', (0x55fbb4538270), cde)
^  Call: (203) [user] read_list(')', (0x55fbb4538270), _1880064)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1881922)
   Exit: (205) [system] peek_char((0x55fbb4538270), ' ')
   Call: (205) [system] ' '=(;)
   Fail: (205) [system] ' '=(;)
   Call: (205) [system] ' '=(/)
   Fail: (205) [system] ' '=(/)
^  Call: (205) [user] is_like_space(' ')
   Call: (206) [system] char_type(' ', 'white')
   Exit: (206) [system] char_type(' ', 'white')
^  Exit: (205) [user] is_like_space(' ')
   Call: (205) [system] get_char((0x55fbb4538270), _1891516)
   Exit: (205) [system] get_char((0x55fbb4538270), ' ')
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1894220)
   Exit: (206) [system] peek_char((0x55fbb4538270), a)
   Call: (206) [system] a=(;)
   Fail: (206) [system] a=(;)
   Call: (206) [system] a=(/)
   Fail: (206) [system] a=(/)
^  Call: (206) [user] is_like_space(a)
   Call: (207) [system] char_type(a, 'white')
   Fail: (207) [system] char_type(a, 'white')
   Call: (207) [system] char_type(a, end_of_line)
   Fail: (207) [system] char_type(a, end_of_line)
   Call: (207) [system] char_type(a, space)
   Fail: (207) [system] char_type(a, space)
   Call: (207) [system] char_type(a, cntrl)
   Fail: (207) [system] char_type(a, cntrl)
^  Fail: (206) [user] is_like_space(a)
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1911154)
   Exit: (204) [system] peek_char((0x55fbb4538270), a)
   Call: (204) [system] a=')'
   Fail: (204) [system] a=')'
   Call: (204) [system] a=end_of_file
   Fail: (204) [system] a=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55fbb4538270), _1916724)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1918582)
   Exit: (206) [system] peek_char((0x55fbb4538270), a)
   Call: (206) [system] a=(;)
   Fail: (206) [system] a=(;)
   Call: (206) [system] a=(/)
   Fail: (206) [system] a=(/)
^  Call: (206) [user] is_like_space(a)
   Call: (207) [system] char_type(a, 'white')
   Fail: (207) [system] char_type(a, 'white')
   Call: (207) [system] char_type(a, end_of_line)
   Fail: (207) [system] char_type(a, end_of_line)
   Call: (207) [system] char_type(a, space)
   Fail: (207) [system] char_type(a, space)
   Call: (207) [system] char_type(a, cntrl)
   Fail: (207) [system] char_type(a, cntrl)
^  Fail: (206) [user] is_like_space(a)
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] get_char((0x55fbb4538270), _1934592)
   Exit: (205) [system] get_char((0x55fbb4538270), a)
   Call: (205) [system] a='('
   Fail: (205) [system] a='('
   Call: (205) [system] a='['
   Fail: (205) [system] a='['
   Call: (205) [system] a='{'
   Fail: (205) [system] a='{'
   Call: (205) [system] a='"'
   Fail: (205) [system] a='"'
   Call: (205) [system] a=!
   Fail: (205) [system] a=!
   Call: (205) [system] a='\''
   Fail: (205) [system] a='\''
   Call: (205) [system] a='`'
   Fail: (205) [system] a='`'
   Call: (205) [system] a=end_of_file
   Fail: (205) [system] a=end_of_file
^  Call: (205) [user] read_symbolic(')', (0x55fbb4538270), a, _1916724)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1952234)
   Call: (207) [system] peek_char((0x55fbb4538270), _1953168)
   Exit: (207) [system] peek_char((0x55fbb4538270), b)
^  Call: (207) [user] is_delimiter(b)
   Call: (208) [system] char_type(b, space)
   Fail: (208) [system] char_type(b, space)
   Call: (208) [system] arg(_1957888, v('(', ')', end_of_file), b)
   Fail: (208) [system] arg(_1958820, v('(', ')', end_of_file), b)
^  Fail: (207) [user] is_delimiter(b)
   Call: (207) [system] ')'==b
   Fail: (207) [system] ')'==b
   Call: (207) [system] get_char((0x55fbb4538270), b)
   Exit: (207) [system] get_char((0x55fbb4538270), b)
   Call: (207) [system] b=(\)
   Fail: (207) [system] b=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1966170)
   Call: (208) [system] peek_char((0x55fbb4538270), _1967104)
   Exit: (208) [system] peek_char((0x55fbb4538270), c)
^  Call: (208) [user] is_delimiter(c)
   Call: (209) [system] char_type(c, space)
   Fail: (209) [system] char_type(c, space)
   Call: (209) [system] arg(_1971824, v('(', ')', end_of_file), c)
   Fail: (209) [system] arg(_1972756, v('(', ')', end_of_file), c)
^  Fail: (208) [user] is_delimiter(c)
   Call: (208) [system] ')'==c
   Fail: (208) [system] ')'==c
   Call: (208) [system] get_char((0x55fbb4538270), c)
   Exit: (208) [system] get_char((0x55fbb4538270), c)
   Call: (208) [system] c=(\)
   Fail: (208) [system] c=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1980106)
   Call: (209) [system] peek_char((0x55fbb4538270), _1981040)
   Exit: (209) [system] peek_char((0x55fbb4538270), ')')
^  Call: (209) [user] is_delimiter(')')
   Call: (210) [system] char_type(')', space)
   Fail: (210) [system] char_type(')', space)
   Call: (210) [system] arg(_1985760, v('(', ')', end_of_file), ')')
   Exit: (210) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (209) [user] is_delimiter(')')
   Call: (209) [system] _1980106=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (208) [system] _1966170=[c]
   Exit: (208) [system] [c]=[c]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [c])
   Call: (207) [system] _1952234=[b, c]
   Exit: (207) [system] [b, c]=[b, c]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [b, c])
^  Call: (206) [user] classify_and_convert_charseq([a, b, c], _1916724)
^  Call: (207) [user] classify_and_convert_charseq_([a, b, c], _1997784)
^  Call: (209) [system] setup_call_cleanup('$notrace'(_1998736, _1998738), once(user:catch(read_from_chars([a, b, c], _1997784), _1998718, fail)), '$restore_trace'(_1998736, _1998738))
^  Call: (210) [system] sig_atomic(system:'$notrace'(_1998736, _1998738))
^  Exit: (209) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _1998718, fail)), system:'$restore_trace'(3, -1))
   Call: (208) [system] atomic(abc)
   Exit: (208) [system] atomic(abc)
^  Exit: (207) [user] classify_and_convert_charseq_([a, b, c], abc)
   Call: (207) [system] integer(abc)
   Fail: (207) [system] integer(abc)
   Call: (207) [system] _1916724=abc
   Exit: (207) [system] abc=abc
^  Exit: (206) [user] classify_and_convert_charseq([a, b, c], abc)
^  Exit: (205) [user] read_symbolic(')', (0x55fbb4538270), a, abc)
^  Exit: (204) [user] cont_sexpr(')', (0x55fbb4538270), abc)
^  Call: (204) [user] read_list(')', (0x55fbb4538270), _2010864)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _2012722)
   Exit: (206) [system] peek_char((0x55fbb4538270), ')')
   Call: (206) [system] ')'=(;)
   Fail: (206) [system] ')'=(;)
   Call: (206) [system] ')'=(/)
   Fail: (206) [system] ')'=(/)
^  Call: (206) [user] is_like_space(')')
   Call: (207) [system] char_type(')', 'white')
   Fail: (207) [system] char_type(')', 'white')
   Call: (207) [system] char_type(')', end_of_line)
   Fail: (207) [system] char_type(')', end_of_line)
   Call: (207) [system] char_type(')', space)
   Fail: (207) [system] char_type(')', space)
   Call: (207) [system] char_type(')', cntrl)
   Fail: (207) [system] char_type(')', cntrl)
^  Fail: (206) [user] is_like_space(')')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _2028732)
   Exit: (205) [system] peek_char((0x55fbb4538270), ')')
   Call: (205) [system] ')'=')'
   Exit: (205) [system] ')'=')'
   Call: (205) [system] get_char((0x55fbb4538270), _2032522)
   Exit: (205) [system] get_char((0x55fbb4538270), ')')
   Call: (205) [system] _2010864=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_list(')', (0x55fbb4538270), [])
   Call: (204) [system] _1880064=[abc]
   Exit: (204) [system] [abc]=[abc]
^  Exit: (203) [user] read_list(')', (0x55fbb4538270), [abc])
   Call: (203) [system] _1751136=[cde, abc]
   Exit: (203) [system] [cde, abc]=[cde, abc]
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), [cde, abc])
   Call: (202) [system] _1277380=['ConjunctionIntroduction', cde, abc]
   Exit: (202) [system] ['ConjunctionIntroduction', cde, abc]=['ConjunctionIntroduction', cde, abc]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), ['ConjunctionIntroduction', cde, abc])
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), ['ConjunctionIntroduction', cde, abc])
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _2046404)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _2048262)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _2057856)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _2060560)
   Exit: (203) [system] peek_char((0x55fbb4538270), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
   Call: (203) [system] '('=(/)
   Fail: (203) [system] '('=(/)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _2077494)
   Exit: (201) [system] peek_char((0x55fbb4538270), '(')
   Call: (201) [system] '('=')'
   Fail: (201) [system] '('=')'
   Call: (201) [system] '('=end_of_file
   Fail: (201) [system] '('=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _2083064)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _2084922)
   Exit: (203) [system] peek_char((0x55fbb4538270), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
   Call: (203) [system] '('=(/)
   Fail: (203) [system] '('=(/)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _8250)
   Exit: (202) [system] get_char((0x55fbb4538270), '(')
   Call: (202) [system] '('='('
   Exit: (202) [system] '('='('
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _4112)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _13820)
   Exit: (204) [system] peek_char((0x55fbb4538270), 'A')
   Call: (204) [system] 'A'=(;)
   Fail: (204) [system] 'A'=(;)
   Call: (204) [system] 'A'=(/)
   Fail: (204) [system] 'A'=(/)
^  Call: (204) [user] is_like_space('A')
   Call: (205) [system] char_type('A', 'white')
   Fail: (205) [system] char_type('A', 'white')
   Call: (205) [system] char_type('A', end_of_line)
   Fail: (205) [system] char_type('A', end_of_line)
   Call: (205) [system] char_type('A', space)
   Fail: (205) [system] char_type('A', space)
   Call: (205) [system] char_type('A', cntrl)
   Fail: (205) [system] char_type('A', cntrl)
^  Fail: (204) [user] is_like_space('A')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _29830)
   Exit: (203) [system] peek_char((0x55fbb4538270), 'A')
   Call: (203) [system] 'A'=')'
   Fail: (203) [system] 'A'=')'
   Call: (203) [system] 'A'=end_of_file
   Fail: (203) [system] 'A'=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55fbb4538270), _35400)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _37258)
   Exit: (205) [system] peek_char((0x55fbb4538270), 'A')
   Call: (205) [system] 'A'=(;)
   Fail: (205) [system] 'A'=(;)
   Call: (205) [system] 'A'=(/)
   Fail: (205) [system] 'A'=(/)
^  Call: (205) [user] is_like_space('A')
   Call: (206) [system] char_type('A', 'white')
   Fail: (206) [system] char_type('A', 'white')
   Call: (206) [system] char_type('A', end_of_line)
   Fail: (206) [system] char_type('A', end_of_line)
   Call: (206) [system] char_type('A', space)
   Fail: (206) [system] char_type('A', space)
   Call: (206) [system] char_type('A', cntrl)
   Fail: (206) [system] char_type('A', cntrl)
^  Fail: (205) [user] is_like_space('A')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] get_char((0x55fbb4538270), _53268)
   Exit: (204) [system] get_char((0x55fbb4538270), 'A')
   Call: (204) [system] 'A'='('
   Fail: (204) [system] 'A'='('
   Call: (204) [system] 'A'='['
   Fail: (204) [system] 'A'='['
   Call: (204) [system] 'A'='{'
   Fail: (204) [system] 'A'='{'
   Call: (204) [system] 'A'='"'
   Fail: (204) [system] 'A'='"'
   Call: (204) [system] 'A'=!
   Fail: (204) [system] 'A'=!
   Call: (204) [system] 'A'='\''
   Fail: (204) [system] 'A'='\''
   Call: (204) [system] 'A'='`'
   Fail: (204) [system] 'A'='`'
   Call: (204) [system] 'A'=end_of_file
   Fail: (204) [system] 'A'=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55fbb4538270), 'A', _35400)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _70910)
   Call: (206) [system] peek_char((0x55fbb4538270), _71844)
   Exit: (206) [system] peek_char((0x55fbb4538270), n)
^  Call: (206) [user] is_delimiter(n)
   Call: (207) [system] char_type(n, space)
   Fail: (207) [system] char_type(n, space)
   Call: (207) [system] arg(_76564, v('(', ')', end_of_file), n)
   Fail: (207) [system] arg(_77496, v('(', ')', end_of_file), n)
^  Fail: (206) [user] is_delimiter(n)
   Call: (206) [system] ')'==n
   Fail: (206) [system] ')'==n
   Call: (206) [system] get_char((0x55fbb4538270), n)
   Exit: (206) [system] get_char((0x55fbb4538270), n)
   Call: (206) [system] n=(\)
   Fail: (206) [system] n=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _84846)
   Call: (207) [system] peek_char((0x55fbb4538270), _85780)
   Exit: (207) [system] peek_char((0x55fbb4538270), d)
^  Call: (207) [user] is_delimiter(d)
   Call: (208) [system] char_type(d, space)
   Fail: (208) [system] char_type(d, space)
   Call: (208) [system] arg(_90500, v('(', ')', end_of_file), d)
   Fail: (208) [system] arg(_91432, v('(', ')', end_of_file), d)
^  Fail: (207) [user] is_delimiter(d)
   Call: (207) [system] ')'==d
   Fail: (207) [system] ')'==d
   Call: (207) [system] get_char((0x55fbb4538270), d)
   Exit: (207) [system] get_char((0x55fbb4538270), d)
   Call: (207) [system] d=(\)
   Fail: (207) [system] d=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _98782)
   Call: (208) [system] peek_char((0x55fbb4538270), _99716)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (208) [user] is_delimiter('L')
   Call: (209) [system] char_type('L', space)
   Fail: (209) [system] char_type('L', space)
   Call: (209) [system] arg(_104436, v('(', ')', end_of_file), 'L')
   Fail: (209) [system] arg(_105368, v('(', ')', end_of_file), 'L')
^  Fail: (208) [user] is_delimiter('L')
   Call: (208) [system] ')'=='L'
   Fail: (208) [system] ')'=='L'
   Call: (208) [system] get_char((0x55fbb4538270), 'L')
   Exit: (208) [system] get_char((0x55fbb4538270), 'L')
   Call: (208) [system] 'L'=(\)
   Fail: (208) [system] 'L'=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _112718)
   Call: (209) [system] peek_char((0x55fbb4538270), _113652)
   Exit: (209) [system] peek_char((0x55fbb4538270), i)
^  Call: (209) [user] is_delimiter(i)
   Call: (210) [system] char_type(i, space)
   Fail: (210) [system] char_type(i, space)
   Call: (210) [system] arg(_118372, v('(', ')', end_of_file), i)
   Fail: (210) [system] arg(_119304, v('(', ')', end_of_file), i)
^  Fail: (209) [user] is_delimiter(i)
   Call: (209) [system] ')'==i
   Fail: (209) [system] ')'==i
   Call: (209) [system] get_char((0x55fbb4538270), i)
   Exit: (209) [system] get_char((0x55fbb4538270), i)
   Call: (209) [system] i=(\)
   Fail: (209) [system] i=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _126654)
   Call: (210) [system] peek_char((0x55fbb4538270), _127588)
   Exit: (210) [system] peek_char((0x55fbb4538270), n)
^  Call: (210) [user] is_delimiter(n)
   Call: (211) [system] char_type(n, space)
   Fail: (211) [system] char_type(n, space)
   Call: (211) [system] arg(_132308, v('(', ')', end_of_file), n)
   Fail: (211) [system] arg(_133240, v('(', ')', end_of_file), n)
^  Fail: (210) [user] is_delimiter(n)
   Call: (210) [system] ')'==n
   Fail: (210) [system] ')'==n
   Call: (210) [system] get_char((0x55fbb4538270), n)
   Exit: (210) [system] get_char((0x55fbb4538270), n)
   Call: (210) [system] n=(\)
   Fail: (210) [system] n=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _140590)
   Call: (211) [system] peek_char((0x55fbb4538270), _141524)
   Exit: (211) [system] peek_char((0x55fbb4538270), k)
^  Call: (211) [user] is_delimiter(k)
   Call: (212) [system] char_type(k, space)
   Fail: (212) [system] char_type(k, space)
   Call: (212) [system] arg(_146244, v('(', ')', end_of_file), k)
   Fail: (212) [system] arg(_147176, v('(', ')', end_of_file), k)
^  Fail: (211) [user] is_delimiter(k)
   Call: (211) [system] ')'==k
   Fail: (211) [system] ')'==k
   Call: (211) [system] get_char((0x55fbb4538270), k)
   Exit: (211) [system] get_char((0x55fbb4538270), k)
   Call: (211) [system] k=(\)
   Fail: (211) [system] k=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _154526)
   Call: (212) [system] peek_char((0x55fbb4538270), _155460)
   Exit: (212) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (212) [user] is_delimiter(' ')
   Call: (213) [system] char_type(' ', space)
   Exit: (213) [system] char_type(' ', space)
^  Exit: (212) [user] is_delimiter(' ')
   Call: (212) [system] _154526=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (211) [system] _140590=[k]
   Exit: (211) [system] [k]=[k]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (210) [system] _126654=[n, k]
   Exit: (210) [system] [n, k]=[n, k]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (209) [system] _112718=[i, n, k]
   Exit: (209) [system] [i, n, k]=[i, n, k]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (208) [system] _98782=['L', i, n, k]
   Exit: (208) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (207) [system] _84846=[d, 'L', i, n, k]
   Exit: (207) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (206) [system] _70910=[n, d, 'L', i, n, k]
   Exit: (206) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (205) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _35400)
^  Call: (206) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _181508)
^  Call: (208) [system] setup_call_cleanup('$notrace'(_182460, _182462), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _181508), _182442, fail)), '$restore_trace'(_182460, _182462))
^  Call: (209) [system] sig_atomic(system:'$notrace'(_182460, _182462))
^  Exit: (208) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _181508), _182442, fail)), system:'$restore_trace'(3, -1))
   Call: (207) [system] atomic(_181508)
   Fail: (207) [system] atomic(_181508)
   Call: (207) [system] atom_chars(_181508, ['A', n, d, 'L', i, n, k])
   Exit: (207) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (206) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (206) [system] integer('AndLink')
   Fail: (206) [system] integer('AndLink')
   Call: (206) [system] _35400='AndLink'
   Exit: (206) [system] 'AndLink'='AndLink'
^  Exit: (205) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (204) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (203) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (203) [user] read_list(')', (0x55fbb4538270), _196458)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _198316)
   Exit: (205) [system] peek_char((0x55fbb4538270), ' ')
   Call: (205) [system] ' '=(;)
   Fail: (205) [system] ' '=(;)
   Call: (205) [system] ' '=(/)
   Fail: (205) [system] ' '=(/)
^  Call: (205) [user] is_like_space(' ')
   Call: (206) [system] char_type(' ', 'white')
   Exit: (206) [system] char_type(' ', 'white')
^  Exit: (205) [user] is_like_space(' ')
   Call: (205) [system] get_char((0x55fbb4538270), _207910)
   Exit: (205) [system] get_char((0x55fbb4538270), ' ')
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _210614)
   Exit: (206) [system] peek_char((0x55fbb4538270), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
   Call: (206) [system] '('=(/)
   Fail: (206) [system] '('=(/)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _227548)
   Exit: (204) [system] peek_char((0x55fbb4538270), '(')
   Call: (204) [system] '('=')'
   Fail: (204) [system] '('=')'
   Call: (204) [system] '('=end_of_file
   Fail: (204) [system] '('=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55fbb4538270), _233118)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _234976)
   Exit: (206) [system] peek_char((0x55fbb4538270), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
   Call: (206) [system] '('=(/)
   Fail: (206) [system] '('=(/)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] get_char((0x55fbb4538270), _250986)
   Exit: (205) [system] get_char((0x55fbb4538270), '(')
   Call: (205) [system] '('='('
   Exit: (205) [system] '('='('
^  Call: (205) [user] read_list(')', (0x55fbb4538270), _233118)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _256556)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'I')
   Call: (207) [system] 'I'=(;)
   Fail: (207) [system] 'I'=(;)
   Call: (207) [system] 'I'=(/)
   Fail: (207) [system] 'I'=(/)
^  Call: (207) [user] is_like_space('I')
   Call: (208) [system] char_type('I', 'white')
   Fail: (208) [system] char_type('I', 'white')
   Call: (208) [system] char_type('I', end_of_line)
   Fail: (208) [system] char_type('I', end_of_line)
   Call: (208) [system] char_type('I', space)
   Fail: (208) [system] char_type('I', space)
   Call: (208) [system] char_type('I', cntrl)
   Fail: (208) [system] char_type('I', cntrl)
^  Fail: (207) [user] is_like_space('I')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _272566)
   Exit: (206) [system] peek_char((0x55fbb4538270), 'I')
   Call: (206) [system] 'I'=')'
   Fail: (206) [system] 'I'=')'
   Call: (206) [system] 'I'=end_of_file
   Fail: (206) [system] 'I'=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55fbb4538270), _278136)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _279994)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'I')
   Call: (208) [system] 'I'=(;)
   Fail: (208) [system] 'I'=(;)
   Call: (208) [system] 'I'=(/)
   Fail: (208) [system] 'I'=(/)
^  Call: (208) [user] is_like_space('I')
   Call: (209) [system] char_type('I', 'white')
   Fail: (209) [system] char_type('I', 'white')
   Call: (209) [system] char_type('I', end_of_line)
   Fail: (209) [system] char_type('I', end_of_line)
   Call: (209) [system] char_type('I', space)
   Fail: (209) [system] char_type('I', space)
   Call: (209) [system] char_type('I', cntrl)
   Fail: (209) [system] char_type('I', cntrl)
^  Fail: (208) [user] is_like_space('I')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] get_char((0x55fbb4538270), _296004)
   Exit: (207) [system] get_char((0x55fbb4538270), 'I')
   Call: (207) [system] 'I'='('
   Fail: (207) [system] 'I'='('
   Call: (207) [system] 'I'='['
   Fail: (207) [system] 'I'='['
   Call: (207) [system] 'I'='{'
   Fail: (207) [system] 'I'='{'
   Call: (207) [system] 'I'='"'
   Fail: (207) [system] 'I'='"'
   Call: (207) [system] 'I'=!
   Fail: (207) [system] 'I'=!
   Call: (207) [system] 'I'='\''
   Fail: (207) [system] 'I'='\''
   Call: (207) [system] 'I'='`'
   Fail: (207) [system] 'I'='`'
   Call: (207) [system] 'I'=end_of_file
   Fail: (207) [system] 'I'=end_of_file
^  Call: (207) [user] read_symbolic(')', (0x55fbb4538270), 'I', _278136)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _313646)
   Call: (209) [system] peek_char((0x55fbb4538270), _314580)
   Exit: (209) [system] peek_char((0x55fbb4538270), m)
^  Call: (209) [user] is_delimiter(m)
   Call: (210) [system] char_type(m, space)
   Fail: (210) [system] char_type(m, space)
   Call: (210) [system] arg(_319300, v('(', ')', end_of_file), m)
   Fail: (210) [system] arg(_320232, v('(', ')', end_of_file), m)
^  Fail: (209) [user] is_delimiter(m)
   Call: (209) [system] ')'==m
   Fail: (209) [system] ')'==m
   Call: (209) [system] get_char((0x55fbb4538270), m)
   Exit: (209) [system] get_char((0x55fbb4538270), m)
   Call: (209) [system] m=(\)
   Fail: (209) [system] m=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _327582)
   Call: (210) [system] peek_char((0x55fbb4538270), _328516)
   Exit: (210) [system] peek_char((0x55fbb4538270), p)
^  Call: (210) [user] is_delimiter(p)
   Call: (211) [system] char_type(p, space)
   Fail: (211) [system] char_type(p, space)
   Call: (211) [system] arg(_333236, v('(', ')', end_of_file), p)
   Fail: (211) [system] arg(_334168, v('(', ')', end_of_file), p)
^  Fail: (210) [user] is_delimiter(p)
   Call: (210) [system] ')'==p
   Fail: (210) [system] ')'==p
   Call: (210) [system] get_char((0x55fbb4538270), p)
   Exit: (210) [system] get_char((0x55fbb4538270), p)
   Call: (210) [system] p=(\)
   Fail: (210) [system] p=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _341518)
   Call: (211) [system] peek_char((0x55fbb4538270), _342452)
   Exit: (211) [system] peek_char((0x55fbb4538270), l)
^  Call: (211) [user] is_delimiter(l)
   Call: (212) [system] char_type(l, space)
   Fail: (212) [system] char_type(l, space)
   Call: (212) [system] arg(_347172, v('(', ')', end_of_file), l)
   Fail: (212) [system] arg(_348104, v('(', ')', end_of_file), l)
^  Fail: (211) [user] is_delimiter(l)
   Call: (211) [system] ')'==l
   Fail: (211) [system] ')'==l
   Call: (211) [system] get_char((0x55fbb4538270), l)
   Exit: (211) [system] get_char((0x55fbb4538270), l)
   Call: (211) [system] l=(\)
   Fail: (211) [system] l=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _355454)
   Call: (212) [system] peek_char((0x55fbb4538270), _356388)
   Exit: (212) [system] peek_char((0x55fbb4538270), i)
^  Call: (212) [user] is_delimiter(i)
   Call: (213) [system] char_type(i, space)
   Fail: (213) [system] char_type(i, space)
   Call: (213) [system] arg(_361108, v('(', ')', end_of_file), i)
   Fail: (213) [system] arg(_362040, v('(', ')', end_of_file), i)
^  Fail: (212) [user] is_delimiter(i)
   Call: (212) [system] ')'==i
   Fail: (212) [system] ')'==i
   Call: (212) [system] get_char((0x55fbb4538270), i)
   Exit: (212) [system] get_char((0x55fbb4538270), i)
   Call: (212) [system] i=(\)
   Fail: (212) [system] i=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _369390)
   Call: (213) [system] peek_char((0x55fbb4538270), _370324)
   Exit: (213) [system] peek_char((0x55fbb4538270), c)
^  Call: (213) [user] is_delimiter(c)
   Call: (214) [system] char_type(c, space)
   Fail: (214) [system] char_type(c, space)
   Call: (214) [system] arg(_375044, v('(', ')', end_of_file), c)
   Fail: (214) [system] arg(_375976, v('(', ')', end_of_file), c)
^  Fail: (213) [user] is_delimiter(c)
   Call: (213) [system] ')'==c
   Fail: (213) [system] ')'==c
   Call: (213) [system] get_char((0x55fbb4538270), c)
   Exit: (213) [system] get_char((0x55fbb4538270), c)
   Call: (213) [system] c=(\)
   Fail: (213) [system] c=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _383326)
   Call: (214) [system] peek_char((0x55fbb4538270), _384260)
   Exit: (214) [system] peek_char((0x55fbb4538270), a)
^  Call: (214) [user] is_delimiter(a)
   Call: (215) [system] char_type(a, space)
   Fail: (215) [system] char_type(a, space)
   Call: (215) [system] arg(_388980, v('(', ')', end_of_file), a)
   Fail: (215) [system] arg(_389912, v('(', ')', end_of_file), a)
^  Fail: (214) [user] is_delimiter(a)
   Call: (214) [system] ')'==a
   Fail: (214) [system] ')'==a
   Call: (214) [system] get_char((0x55fbb4538270), a)
   Exit: (214) [system] get_char((0x55fbb4538270), a)
   Call: (214) [system] a=(\)
   Fail: (214) [system] a=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _397262)
   Call: (215) [system] peek_char((0x55fbb4538270), _398196)
   Exit: (215) [system] peek_char((0x55fbb4538270), t)
^  Call: (215) [user] is_delimiter(t)
   Call: (216) [system] char_type(t, space)
   Fail: (216) [system] char_type(t, space)
   Call: (216) [system] arg(_402916, v('(', ')', end_of_file), t)
   Fail: (216) [system] arg(_403848, v('(', ')', end_of_file), t)
^  Fail: (215) [user] is_delimiter(t)
   Call: (215) [system] ')'==t
   Fail: (215) [system] ')'==t
   Call: (215) [system] get_char((0x55fbb4538270), t)
   Exit: (215) [system] get_char((0x55fbb4538270), t)
   Call: (215) [system] t=(\)
   Fail: (215) [system] t=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _411198)
   Call: (216) [system] peek_char((0x55fbb4538270), _412132)
   Exit: (216) [system] peek_char((0x55fbb4538270), i)
^  Call: (216) [user] is_delimiter(i)
   Call: (217) [system] char_type(i, space)
   Fail: (217) [system] char_type(i, space)
   Call: (217) [system] arg(_416852, v('(', ')', end_of_file), i)
   Fail: (217) [system] arg(_417784, v('(', ')', end_of_file), i)
^  Fail: (216) [user] is_delimiter(i)
   Call: (216) [system] ')'==i
   Fail: (216) [system] ')'==i
   Call: (216) [system] get_char((0x55fbb4538270), i)
   Exit: (216) [system] get_char((0x55fbb4538270), i)
   Call: (216) [system] i=(\)
   Fail: (216) [system] i=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _425134)
   Call: (217) [system] peek_char((0x55fbb4538270), _426068)
   Exit: (217) [system] peek_char((0x55fbb4538270), o)
^  Call: (217) [user] is_delimiter(o)
   Call: (218) [system] char_type(o, space)
   Fail: (218) [system] char_type(o, space)
   Call: (218) [system] arg(_430788, v('(', ')', end_of_file), o)
   Fail: (218) [system] arg(_431720, v('(', ')', end_of_file), o)
^  Fail: (217) [user] is_delimiter(o)
   Call: (217) [system] ')'==o
   Fail: (217) [system] ')'==o
   Call: (217) [system] get_char((0x55fbb4538270), o)
   Exit: (217) [system] get_char((0x55fbb4538270), o)
   Call: (217) [system] o=(\)
   Fail: (217) [system] o=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _439070)
   Call: (218) [system] peek_char((0x55fbb4538270), _440004)
   Exit: (218) [system] peek_char((0x55fbb4538270), n)
^  Call: (218) [user] is_delimiter(n)
   Call: (219) [system] char_type(n, space)
   Fail: (219) [system] char_type(n, space)
   Call: (219) [system] arg(_444724, v('(', ')', end_of_file), n)
   Fail: (219) [system] arg(_445656, v('(', ')', end_of_file), n)
^  Fail: (218) [user] is_delimiter(n)
   Call: (218) [system] ')'==n
   Fail: (218) [system] ')'==n
   Call: (218) [system] get_char((0x55fbb4538270), n)
   Exit: (218) [system] get_char((0x55fbb4538270), n)
   Call: (218) [system] n=(\)
   Fail: (218) [system] n=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _453006)
   Call: (219) [system] peek_char((0x55fbb4538270), _453940)
   Exit: (219) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (219) [user] is_delimiter(' ')
   Call: (220) [system] char_type(' ', space)
   Exit: (220) [system] char_type(' ', space)
^  Exit: (219) [user] is_delimiter(' ')
   Call: (219) [system] _453006=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (218) [system] _439070=[n]
   Exit: (218) [system] [n]=[n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (217) [system] _425134=[o, n]
   Exit: (217) [system] [o, n]=[o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (216) [system] _411198=[i, o, n]
   Exit: (216) [system] [i, o, n]=[i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (215) [system] _397262=[t, i, o, n]
   Exit: (215) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (214) [system] _383326=[a, t, i, o, n]
   Exit: (214) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (213) [system] _369390=[c, a, t, i, o, n]
   Exit: (213) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (212) [system] _355454=[i, c, a, t, i, o, n]
   Exit: (212) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (211) [system] _341518=[l, i, c, a, t, i, o, n]
   Exit: (211) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (210) [system] _327582=[p, l, i, c, a, t, i, o, n]
   Exit: (210) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (209) [system] _313646=[m, p, l, i, c, a, t, i, o, n]
   Exit: (209) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (208) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _278136)
^  Call: (209) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _491164)
^  Call: (211) [system] setup_call_cleanup('$notrace'(_492116, _492118), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _491164), _492098, fail)), '$restore_trace'(_492116, _492118))
^  Call: (212) [system] sig_atomic(system:'$notrace'(_492116, _492118))
^  Exit: (211) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _491164), _492098, fail)), system:'$restore_trace'(3, -1))
   Call: (210) [system] atomic(_491164)
   Fail: (210) [system] atomic(_491164)
   Call: (210) [system] atom_chars(_491164, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (210) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (209) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (209) [system] integer('Implication')
   Fail: (209) [system] integer('Implication')
   Call: (209) [system] _278136='Implication'
   Exit: (209) [system] 'Implication'='Implication'
^  Exit: (208) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (207) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (206) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _506114)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _507972)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
   Call: (208) [system] ' '=(;)
   Fail: (208) [system] ' '=(;)
   Call: (208) [system] ' '=(/)
   Fail: (208) [system] ' '=(/)
^  Call: (208) [user] is_like_space(' ')
   Call: (209) [system] char_type(' ', 'white')
   Exit: (209) [system] char_type(' ', 'white')
^  Exit: (208) [user] is_like_space(' ')
   Call: (208) [system] get_char((0x55fbb4538270), _517566)
   Exit: (208) [system] get_char((0x55fbb4538270), ' ')
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _520270)
   Exit: (209) [system] peek_char((0x55fbb4538270), '(')
   Call: (209) [system] '('=(;)
   Fail: (209) [system] '('=(;)
   Call: (209) [system] '('=(/)
   Fail: (209) [system] '('=(/)
^  Call: (209) [user] is_like_space('(')
   Call: (210) [system] char_type('(', 'white')
   Fail: (210) [system] char_type('(', 'white')
   Call: (210) [system] char_type('(', end_of_line)
   Fail: (210) [system] char_type('(', end_of_line)
   Call: (210) [system] char_type('(', space)
   Fail: (210) [system] char_type('(', space)
   Call: (210) [system] char_type('(', cntrl)
   Fail: (210) [system] char_type('(', cntrl)
^  Fail: (209) [user] is_like_space('(')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _537204)
   Exit: (207) [system] peek_char((0x55fbb4538270), '(')
   Call: (207) [system] '('=')'
   Fail: (207) [system] '('=')'
   Call: (207) [system] '('=end_of_file
   Fail: (207) [system] '('=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55fbb4538270), _542774)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _544632)
   Exit: (209) [system] peek_char((0x55fbb4538270), '(')
   Call: (209) [system] '('=(;)
   Fail: (209) [system] '('=(;)
   Call: (209) [system] '('=(/)
   Fail: (209) [system] '('=(/)
^  Call: (209) [user] is_like_space('(')
   Call: (210) [system] char_type('(', 'white')
   Fail: (210) [system] char_type('(', 'white')
   Call: (210) [system] char_type('(', end_of_line)
   Fail: (210) [system] char_type('(', end_of_line)
   Call: (210) [system] char_type('(', space)
   Fail: (210) [system] char_type('(', space)
   Call: (210) [system] char_type('(', cntrl)
   Fail: (210) [system] char_type('(', cntrl)
^  Fail: (209) [user] is_like_space('(')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] get_char((0x55fbb4538270), _560642)
   Exit: (208) [system] get_char((0x55fbb4538270), '(')
   Call: (208) [system] '('='('
   Exit: (208) [system] '('='('
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _542774)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _566212)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'O')
   Call: (210) [system] 'O'=(;)
   Fail: (210) [system] 'O'=(;)
   Call: (210) [system] 'O'=(/)
   Fail: (210) [system] 'O'=(/)
^  Call: (210) [user] is_like_space('O')
   Call: (211) [system] char_type('O', 'white')
   Fail: (211) [system] char_type('O', 'white')
   Call: (211) [system] char_type('O', end_of_line)
   Fail: (211) [system] char_type('O', end_of_line)
   Call: (211) [system] char_type('O', space)
   Fail: (211) [system] char_type('O', space)
   Call: (211) [system] char_type('O', cntrl)
   Fail: (211) [system] char_type('O', cntrl)
^  Fail: (210) [user] is_like_space('O')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _582222)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'O')
   Call: (209) [system] 'O'=')'
   Fail: (209) [system] 'O'=')'
   Call: (209) [system] 'O'=end_of_file
   Fail: (209) [system] 'O'=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55fbb4538270), _587792)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _589650)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'O')
   Call: (211) [system] 'O'=(;)
   Fail: (211) [system] 'O'=(;)
   Call: (211) [system] 'O'=(/)
   Fail: (211) [system] 'O'=(/)
^  Call: (211) [user] is_like_space('O')
   Call: (212) [system] char_type('O', 'white')
   Fail: (212) [system] char_type('O', 'white')
   Call: (212) [system] char_type('O', end_of_line)
   Fail: (212) [system] char_type('O', end_of_line)
   Call: (212) [system] char_type('O', space)
   Fail: (212) [system] char_type('O', space)
   Call: (212) [system] char_type('O', cntrl)
   Fail: (212) [system] char_type('O', cntrl)
^  Fail: (211) [user] is_like_space('O')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] get_char((0x55fbb4538270), _605660)
   Exit: (210) [system] get_char((0x55fbb4538270), 'O')
   Call: (210) [system] 'O'='('
   Fail: (210) [system] 'O'='('
   Call: (210) [system] 'O'='['
   Fail: (210) [system] 'O'='['
   Call: (210) [system] 'O'='{'
   Fail: (210) [system] 'O'='{'
   Call: (210) [system] 'O'='"'
   Fail: (210) [system] 'O'='"'
   Call: (210) [system] 'O'=!
   Fail: (210) [system] 'O'=!
   Call: (210) [system] 'O'='\''
   Fail: (210) [system] 'O'='\''
   Call: (210) [system] 'O'='`'
   Fail: (210) [system] 'O'='`'
   Call: (210) [system] 'O'=end_of_file
   Fail: (210) [system] 'O'=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55fbb4538270), 'O', _587792)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _623302)
   Call: (212) [system] peek_char((0x55fbb4538270), _624236)
   Exit: (212) [system] peek_char((0x55fbb4538270), r)
^  Call: (212) [user] is_delimiter(r)
   Call: (213) [system] char_type(r, space)
   Fail: (213) [system] char_type(r, space)
   Call: (213) [system] arg(_628956, v('(', ')', end_of_file), r)
   Fail: (213) [system] arg(_629888, v('(', ')', end_of_file), r)
^  Fail: (212) [user] is_delimiter(r)
   Call: (212) [system] ')'==r
   Fail: (212) [system] ')'==r
   Call: (212) [system] get_char((0x55fbb4538270), r)
   Exit: (212) [system] get_char((0x55fbb4538270), r)
   Call: (212) [system] r=(\)
   Fail: (212) [system] r=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _637238)
   Call: (213) [system] peek_char((0x55fbb4538270), _638172)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (213) [user] is_delimiter('L')
   Call: (214) [system] char_type('L', space)
   Fail: (214) [system] char_type('L', space)
   Call: (214) [system] arg(_642892, v('(', ')', end_of_file), 'L')
   Fail: (214) [system] arg(_643824, v('(', ')', end_of_file), 'L')
^  Fail: (213) [user] is_delimiter('L')
   Call: (213) [system] ')'=='L'
   Fail: (213) [system] ')'=='L'
   Call: (213) [system] get_char((0x55fbb4538270), 'L')
   Exit: (213) [system] get_char((0x55fbb4538270), 'L')
   Call: (213) [system] 'L'=(\)
   Fail: (213) [system] 'L'=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _651174)
   Call: (214) [system] peek_char((0x55fbb4538270), _652108)
   Exit: (214) [system] peek_char((0x55fbb4538270), i)
^  Call: (214) [user] is_delimiter(i)
   Call: (215) [system] char_type(i, space)
   Fail: (215) [system] char_type(i, space)
   Call: (215) [system] arg(_656828, v('(', ')', end_of_file), i)
   Fail: (215) [system] arg(_657760, v('(', ')', end_of_file), i)
^  Fail: (214) [user] is_delimiter(i)
   Call: (214) [system] ')'==i
   Fail: (214) [system] ')'==i
   Call: (214) [system] get_char((0x55fbb4538270), i)
   Exit: (214) [system] get_char((0x55fbb4538270), i)
   Call: (214) [system] i=(\)
   Fail: (214) [system] i=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _665110)
   Call: (215) [system] peek_char((0x55fbb4538270), _666044)
   Exit: (215) [system] peek_char((0x55fbb4538270), n)
^  Call: (215) [user] is_delimiter(n)
   Call: (216) [system] char_type(n, space)
   Fail: (216) [system] char_type(n, space)
   Call: (216) [system] arg(_670764, v('(', ')', end_of_file), n)
   Fail: (216) [system] arg(_671696, v('(', ')', end_of_file), n)
^  Fail: (215) [user] is_delimiter(n)
   Call: (215) [system] ')'==n
   Fail: (215) [system] ')'==n
   Call: (215) [system] get_char((0x55fbb4538270), n)
   Exit: (215) [system] get_char((0x55fbb4538270), n)
   Call: (215) [system] n=(\)
   Fail: (215) [system] n=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _679046)
   Call: (216) [system] peek_char((0x55fbb4538270), _679980)
   Exit: (216) [system] peek_char((0x55fbb4538270), k)
^  Call: (216) [user] is_delimiter(k)
   Call: (217) [system] char_type(k, space)
   Fail: (217) [system] char_type(k, space)
   Call: (217) [system] arg(_684700, v('(', ')', end_of_file), k)
   Fail: (217) [system] arg(_685632, v('(', ')', end_of_file), k)
^  Fail: (216) [user] is_delimiter(k)
   Call: (216) [system] ')'==k
   Fail: (216) [system] ')'==k
   Call: (216) [system] get_char((0x55fbb4538270), k)
   Exit: (216) [system] get_char((0x55fbb4538270), k)
   Call: (216) [system] k=(\)
   Fail: (216) [system] k=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _692982)
   Call: (217) [system] peek_char((0x55fbb4538270), _693916)
   Exit: (217) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (217) [user] is_delimiter(' ')
   Call: (218) [system] char_type(' ', space)
   Exit: (218) [system] char_type(' ', space)
^  Exit: (217) [user] is_delimiter(' ')
   Call: (217) [system] _692982=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (216) [system] _679046=[k]
   Exit: (216) [system] [k]=[k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (215) [system] _665110=[n, k]
   Exit: (215) [system] [n, k]=[n, k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (214) [system] _651174=[i, n, k]
   Exit: (214) [system] [i, n, k]=[i, n, k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (213) [system] _637238=['L', i, n, k]
   Exit: (213) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (212) [system] _623302=[r, 'L', i, n, k]
   Exit: (212) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (211) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _587792)
^  Call: (212) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _717170)
^  Call: (214) [system] setup_call_cleanup('$notrace'(_718122, _718124), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _717170), _718104, fail)), '$restore_trace'(_718122, _718124))
^  Call: (215) [system] sig_atomic(system:'$notrace'(_718122, _718124))
^  Exit: (214) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _717170), _718104, fail)), system:'$restore_trace'(3, -1))
   Call: (213) [system] atomic(_717170)
   Fail: (213) [system] atomic(_717170)
   Call: (213) [system] atom_chars(_717170, ['O', r, 'L', i, n, k])
   Exit: (213) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (212) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (212) [system] integer('OrLink')
   Fail: (212) [system] integer('OrLink')
   Call: (212) [system] _587792='OrLink'
   Exit: (212) [system] 'OrLink'='OrLink'
^  Exit: (211) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (210) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (209) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _732120)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _733978)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
   Call: (211) [system] ' '=(/)
   Fail: (211) [system] ' '=(/)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55fbb4538270), _743572)
   Exit: (211) [system] get_char((0x55fbb4538270), ' ')
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _746276)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'C')
   Call: (212) [system] 'C'=(;)
   Fail: (212) [system] 'C'=(;)
   Call: (212) [system] 'C'=(/)
   Fail: (212) [system] 'C'=(/)
^  Call: (212) [user] is_like_space('C')
   Call: (213) [system] char_type('C', 'white')
   Fail: (213) [system] char_type('C', 'white')
   Call: (213) [system] char_type('C', end_of_line)
   Fail: (213) [system] char_type('C', end_of_line)
   Call: (213) [system] char_type('C', space)
   Fail: (213) [system] char_type('C', space)
   Call: (213) [system] char_type('C', cntrl)
   Fail: (213) [system] char_type('C', cntrl)
^  Fail: (212) [user] is_like_space('C')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _763210)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'C')
   Call: (210) [system] 'C'=')'
   Fail: (210) [system] 'C'=')'
   Call: (210) [system] 'C'=end_of_file
   Fail: (210) [system] 'C'=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55fbb4538270), _768780)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _770638)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'C')
   Call: (212) [system] 'C'=(;)
   Fail: (212) [system] 'C'=(;)
   Call: (212) [system] 'C'=(/)
   Fail: (212) [system] 'C'=(/)
^  Call: (212) [user] is_like_space('C')
   Call: (213) [system] char_type('C', 'white')
   Fail: (213) [system] char_type('C', 'white')
   Call: (213) [system] char_type('C', end_of_line)
   Fail: (213) [system] char_type('C', end_of_line)
   Call: (213) [system] char_type('C', space)
   Fail: (213) [system] char_type('C', space)
   Call: (213) [system] char_type('C', cntrl)
   Fail: (213) [system] char_type('C', cntrl)
^  Fail: (212) [user] is_like_space('C')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] get_char((0x55fbb4538270), _786648)
   Exit: (211) [system] get_char((0x55fbb4538270), 'C')
   Call: (211) [system] 'C'='('
   Fail: (211) [system] 'C'='('
   Call: (211) [system] 'C'='['
   Fail: (211) [system] 'C'='['
   Call: (211) [system] 'C'='{'
   Fail: (211) [system] 'C'='{'
   Call: (211) [system] 'C'='"'
   Fail: (211) [system] 'C'='"'
   Call: (211) [system] 'C'=!
   Fail: (211) [system] 'C'=!
   Call: (211) [system] 'C'='\''
   Fail: (211) [system] 'C'='\''
   Call: (211) [system] 'C'='`'
   Fail: (211) [system] 'C'='`'
   Call: (211) [system] 'C'=end_of_file
   Fail: (211) [system] 'C'=end_of_file
^  Call: (211) [user] read_symbolic(')', (0x55fbb4538270), 'C', _768780)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _804290)
   Call: (213) [system] peek_char((0x55fbb4538270), _805224)
   Exit: (213) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (213) [user] is_delimiter(' ')
   Call: (214) [system] char_type(' ', space)
   Exit: (214) [system] char_type(' ', space)
^  Exit: (213) [user] is_delimiter(' ')
   Call: (213) [system] _804290=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (212) [user] classify_and_convert_charseq(['C'], _768780)
^  Call: (213) [user] classify_and_convert_charseq_(['C'], _814508)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_815460, _815462), once(user:catch(read_from_chars(['C'], _814508), _815442, fail)), '$restore_trace'(_815460, _815462))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_815460, _815462))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _814508), _815442, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(_814508)
   Fail: (214) [system] atomic(_814508)
   Call: (214) [system] atom_chars(_814508, ['C'])
   Exit: (214) [system] atom_chars('C', ['C'])
^  Exit: (213) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (213) [system] integer('C')
   Fail: (213) [system] integer('C')
   Call: (213) [system] _768780='C'
   Exit: (213) [system] 'C'='C'
^  Exit: (212) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (211) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (210) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _829458)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _831316)
   Exit: (212) [system] peek_char((0x55fbb4538270), ' ')
   Call: (212) [system] ' '=(;)
   Fail: (212) [system] ' '=(;)
   Call: (212) [system] ' '=(/)
   Fail: (212) [system] ' '=(/)
^  Call: (212) [user] is_like_space(' ')
   Call: (213) [system] char_type(' ', 'white')
   Exit: (213) [system] char_type(' ', 'white')
^  Exit: (212) [user] is_like_space(' ')
   Call: (212) [system] get_char((0x55fbb4538270), _840910)
   Exit: (212) [system] get_char((0x55fbb4538270), ' ')
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _843614)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'D')
   Call: (213) [system] 'D'=(;)
   Fail: (213) [system] 'D'=(;)
   Call: (213) [system] 'D'=(/)
   Fail: (213) [system] 'D'=(/)
^  Call: (213) [user] is_like_space('D')
   Call: (214) [system] char_type('D', 'white')
   Fail: (214) [system] char_type('D', 'white')
   Call: (214) [system] char_type('D', end_of_line)
   Fail: (214) [system] char_type('D', end_of_line)
   Call: (214) [system] char_type('D', space)
   Fail: (214) [system] char_type('D', space)
   Call: (214) [system] char_type('D', cntrl)
   Fail: (214) [system] char_type('D', cntrl)
^  Fail: (213) [user] is_like_space('D')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _860548)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'D')
   Call: (211) [system] 'D'=')'
   Fail: (211) [system] 'D'=')'
   Call: (211) [system] 'D'=end_of_file
   Fail: (211) [system] 'D'=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55fbb4538270), _866118)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _867976)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'D')
   Call: (213) [system] 'D'=(;)
   Fail: (213) [system] 'D'=(;)
   Call: (213) [system] 'D'=(/)
   Fail: (213) [system] 'D'=(/)
^  Call: (213) [user] is_like_space('D')
   Call: (214) [system] char_type('D', 'white')
   Fail: (214) [system] char_type('D', 'white')
   Call: (214) [system] char_type('D', end_of_line)
   Fail: (214) [system] char_type('D', end_of_line)
   Call: (214) [system] char_type('D', space)
   Fail: (214) [system] char_type('D', space)
   Call: (214) [system] char_type('D', cntrl)
   Fail: (214) [system] char_type('D', cntrl)
^  Fail: (213) [user] is_like_space('D')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] get_char((0x55fbb4538270), _883986)
   Exit: (212) [system] get_char((0x55fbb4538270), 'D')
   Call: (212) [system] 'D'='('
   Fail: (212) [system] 'D'='('
   Call: (212) [system] 'D'='['
   Fail: (212) [system] 'D'='['
   Call: (212) [system] 'D'='{'
   Fail: (212) [system] 'D'='{'
   Call: (212) [system] 'D'='"'
   Fail: (212) [system] 'D'='"'
   Call: (212) [system] 'D'=!
   Fail: (212) [system] 'D'=!
   Call: (212) [system] 'D'='\''
   Fail: (212) [system] 'D'='\''
   Call: (212) [system] 'D'='`'
   Fail: (212) [system] 'D'='`'
   Call: (212) [system] 'D'=end_of_file
   Fail: (212) [system] 'D'=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55fbb4538270), 'D', _866118)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _901628)
   Call: (214) [system] peek_char((0x55fbb4538270), _902562)
   Exit: (214) [system] peek_char((0x55fbb4538270), ')')
^  Call: (214) [user] is_delimiter(')')
   Call: (215) [system] char_type(')', space)
   Fail: (215) [system] char_type(')', space)
   Call: (215) [system] arg(_907282, v('(', ')', end_of_file), ')')
   Exit: (215) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (214) [user] is_delimiter(')')
   Call: (214) [system] _901628=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (213) [user] classify_and_convert_charseq(['D'], _866118)
^  Call: (214) [user] classify_and_convert_charseq_(['D'], _913718)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_914670, _914672), once(user:catch(read_from_chars(['D'], _913718), _914652, fail)), '$restore_trace'(_914670, _914672))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_914670, _914672))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _913718), _914652, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(_913718)
   Fail: (215) [system] atomic(_913718)
   Call: (215) [system] atom_chars(_913718, ['D'])
   Exit: (215) [system] atom_chars('D', ['D'])
^  Exit: (214) [user] classify_and_convert_charseq_(['D'], 'D')
   Call: (214) [system] integer('D')
   Fail: (214) [system] integer('D')
   Call: (214) [system] _866118='D'
   Exit: (214) [system] 'D'='D'
^  Exit: (213) [user] classify_and_convert_charseq(['D'], 'D')
^  Exit: (212) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'D')
^  Exit: (211) [user] cont_sexpr(')', (0x55fbb4538270), 'D')
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _928668)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _930526)
   Exit: (213) [system] peek_char((0x55fbb4538270), ')')
   Call: (213) [system] ')'=(;)
   Fail: (213) [system] ')'=(;)
   Call: (213) [system] ')'=(/)
   Fail: (213) [system] ')'=(/)
^  Call: (213) [user] is_like_space(')')
   Call: (214) [system] char_type(')', 'white')
   Fail: (214) [system] char_type(')', 'white')
   Call: (214) [system] char_type(')', end_of_line)
   Fail: (214) [system] char_type(')', end_of_line)
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] char_type(')', cntrl)
   Fail: (214) [system] char_type(')', cntrl)
^  Fail: (213) [user] is_like_space(')')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _946536)
   Exit: (212) [system] peek_char((0x55fbb4538270), ')')
   Call: (212) [system] ')'=')'
   Exit: (212) [system] ')'=')'
   Call: (212) [system] get_char((0x55fbb4538270), _950326)
   Exit: (212) [system] get_char((0x55fbb4538270), ')')
   Call: (212) [system] _928668=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), [])
   Call: (211) [system] _829458=['D']
   Exit: (211) [system] ['D']=['D']
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), ['D'])
   Call: (210) [system] _732120=['C', 'D']
   Exit: (210) [system] ['C', 'D']=['C', 'D']
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), ['C', 'D'])
   Call: (209) [system] _542774=['OrLink', 'C', 'D']
   Exit: (209) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Exit: (207) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _964208)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _966066)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
   Call: (209) [system] ' '=(/)
   Fail: (209) [system] ' '=(/)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55fbb4538270), _975660)
   Exit: (209) [system] get_char((0x55fbb4538270), ' ')
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _978364)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'E')
   Call: (210) [system] 'E'=(;)
   Fail: (210) [system] 'E'=(;)
   Call: (210) [system] 'E'=(/)
   Fail: (210) [system] 'E'=(/)
^  Call: (210) [user] is_like_space('E')
   Call: (211) [system] char_type('E', 'white')
   Fail: (211) [system] char_type('E', 'white')
   Call: (211) [system] char_type('E', end_of_line)
   Fail: (211) [system] char_type('E', end_of_line)
   Call: (211) [system] char_type('E', space)
   Fail: (211) [system] char_type('E', space)
   Call: (211) [system] char_type('E', cntrl)
   Fail: (211) [system] char_type('E', cntrl)
^  Fail: (210) [user] is_like_space('E')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _995298)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'E')
   Call: (208) [system] 'E'=')'
   Fail: (208) [system] 'E'=')'
   Call: (208) [system] 'E'=end_of_file
   Fail: (208) [system] 'E'=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55fbb4538270), _1000868)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1002726)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'E')
   Call: (210) [system] 'E'=(;)
   Fail: (210) [system] 'E'=(;)
   Call: (210) [system] 'E'=(/)
   Fail: (210) [system] 'E'=(/)
^  Call: (210) [user] is_like_space('E')
   Call: (211) [system] char_type('E', 'white')
   Fail: (211) [system] char_type('E', 'white')
   Call: (211) [system] char_type('E', end_of_line)
   Fail: (211) [system] char_type('E', end_of_line)
   Call: (211) [system] char_type('E', space)
   Fail: (211) [system] char_type('E', space)
   Call: (211) [system] char_type('E', cntrl)
   Fail: (211) [system] char_type('E', cntrl)
^  Fail: (210) [user] is_like_space('E')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] get_char((0x55fbb4538270), _1018736)
   Exit: (209) [system] get_char((0x55fbb4538270), 'E')
   Call: (209) [system] 'E'='('
   Fail: (209) [system] 'E'='('
   Call: (209) [system] 'E'='['
   Fail: (209) [system] 'E'='['
   Call: (209) [system] 'E'='{'
   Fail: (209) [system] 'E'='{'
   Call: (209) [system] 'E'='"'
   Fail: (209) [system] 'E'='"'
   Call: (209) [system] 'E'=!
   Fail: (209) [system] 'E'=!
   Call: (209) [system] 'E'='\''
   Fail: (209) [system] 'E'='\''
   Call: (209) [system] 'E'='`'
   Fail: (209) [system] 'E'='`'
   Call: (209) [system] 'E'=end_of_file
   Fail: (209) [system] 'E'=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55fbb4538270), 'E', _1000868)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1036378)
   Call: (211) [system] peek_char((0x55fbb4538270), _1037312)
   Exit: (211) [system] peek_char((0x55fbb4538270), ')')
^  Call: (211) [user] is_delimiter(')')
   Call: (212) [system] char_type(')', space)
   Fail: (212) [system] char_type(')', space)
   Call: (212) [system] arg(_1042032, v('(', ')', end_of_file), ')')
   Exit: (212) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (211) [user] is_delimiter(')')
   Call: (211) [system] _1036378=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (210) [user] classify_and_convert_charseq(['E'], _1000868)
^  Call: (211) [user] classify_and_convert_charseq_(['E'], _1048468)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_1049420, _1049422), once(user:catch(read_from_chars(['E'], _1048468), _1049402, fail)), '$restore_trace'(_1049420, _1049422))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_1049420, _1049422))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _1048468), _1049402, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(_1048468)
   Fail: (212) [system] atomic(_1048468)
   Call: (212) [system] atom_chars(_1048468, ['E'])
   Exit: (212) [system] atom_chars('E', ['E'])
^  Exit: (211) [user] classify_and_convert_charseq_(['E'], 'E')
   Call: (211) [system] integer('E')
   Fail: (211) [system] integer('E')
   Call: (211) [system] _1000868='E'
   Exit: (211) [system] 'E'='E'
^  Exit: (210) [user] classify_and_convert_charseq(['E'], 'E')
^  Exit: (209) [user] read_symbolic(')', (0x55fbb4538270), 'E', 'E')
^  Exit: (208) [user] cont_sexpr(')', (0x55fbb4538270), 'E')
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _1063418)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1065276)
   Exit: (210) [system] peek_char((0x55fbb4538270), ')')
   Call: (210) [system] ')'=(;)
   Fail: (210) [system] ')'=(;)
   Call: (210) [system] ')'=(/)
   Fail: (210) [system] ')'=(/)
^  Call: (210) [user] is_like_space(')')
   Call: (211) [system] char_type(')', 'white')
   Fail: (211) [system] char_type(')', 'white')
   Call: (211) [system] char_type(')', end_of_line)
   Fail: (211) [system] char_type(')', end_of_line)
   Call: (211) [system] char_type(')', space)
   Fail: (211) [system] char_type(')', space)
   Call: (211) [system] char_type(')', cntrl)
   Fail: (211) [system] char_type(')', cntrl)
^  Fail: (210) [user] is_like_space(')')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1081286)
   Exit: (209) [system] peek_char((0x55fbb4538270), ')')
   Call: (209) [system] ')'=')'
   Exit: (209) [system] ')'=')'
   Call: (209) [system] get_char((0x55fbb4538270), _1085076)
   Exit: (209) [system] get_char((0x55fbb4538270), ')')
   Call: (209) [system] _1063418=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), [])
   Call: (208) [system] _964208=['E']
   Exit: (208) [system] ['E']=['E']
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), ['E'])
   Call: (207) [system] _506114=[['OrLink', 'C', 'D'], 'E']
   Exit: (207) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), [['OrLink', 'C', 'D'], 'E'])
   Call: (206) [system] _233118=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (206) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (205) [user] read_list(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (204) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (204) [user] read_list(')', (0x55fbb4538270), _1098958)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1100816)
   Exit: (206) [system] peek_char((0x55fbb4538270), ' ')
   Call: (206) [system] ' '=(;)
   Fail: (206) [system] ' '=(;)
   Call: (206) [system] ' '=(/)
   Fail: (206) [system] ' '=(/)
^  Call: (206) [user] is_like_space(' ')
   Call: (207) [system] char_type(' ', 'white')
   Exit: (207) [system] char_type(' ', 'white')
^  Exit: (206) [user] is_like_space(' ')
   Call: (206) [system] get_char((0x55fbb4538270), _1110410)
   Exit: (206) [system] get_char((0x55fbb4538270), ' ')
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1113114)
   Exit: (207) [system] peek_char((0x55fbb4538270), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
   Call: (207) [system] '('=(/)
   Fail: (207) [system] '('=(/)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1130048)
   Exit: (205) [system] peek_char((0x55fbb4538270), '(')
   Call: (205) [system] '('=')'
   Fail: (205) [system] '('=')'
   Call: (205) [system] '('=end_of_file
   Fail: (205) [system] '('=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55fbb4538270), _1135618)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1137476)
   Exit: (207) [system] peek_char((0x55fbb4538270), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
   Call: (207) [system] '('=(/)
   Fail: (207) [system] '('=(/)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] get_char((0x55fbb4538270), _1153486)
   Exit: (206) [system] get_char((0x55fbb4538270), '(')
   Call: (206) [system] '('='('
   Exit: (206) [system] '('='('
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _1135618)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1159056)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'I')
   Call: (208) [system] 'I'=(;)
   Fail: (208) [system] 'I'=(;)
   Call: (208) [system] 'I'=(/)
   Fail: (208) [system] 'I'=(/)
^  Call: (208) [user] is_like_space('I')
   Call: (209) [system] char_type('I', 'white')
   Fail: (209) [system] char_type('I', 'white')
   Call: (209) [system] char_type('I', end_of_line)
   Fail: (209) [system] char_type('I', end_of_line)
   Call: (209) [system] char_type('I', space)
   Fail: (209) [system] char_type('I', space)
   Call: (209) [system] char_type('I', cntrl)
   Fail: (209) [system] char_type('I', cntrl)
^  Fail: (208) [user] is_like_space('I')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1175066)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'I')
   Call: (207) [system] 'I'=')'
   Fail: (207) [system] 'I'=')'
   Call: (207) [system] 'I'=end_of_file
   Fail: (207) [system] 'I'=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55fbb4538270), _1180636)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1182494)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'I')
   Call: (209) [system] 'I'=(;)
   Fail: (209) [system] 'I'=(;)
   Call: (209) [system] 'I'=(/)
   Fail: (209) [system] 'I'=(/)
^  Call: (209) [user] is_like_space('I')
   Call: (210) [system] char_type('I', 'white')
   Fail: (210) [system] char_type('I', 'white')
   Call: (210) [system] char_type('I', end_of_line)
   Fail: (210) [system] char_type('I', end_of_line)
   Call: (210) [system] char_type('I', space)
   Fail: (210) [system] char_type('I', space)
   Call: (210) [system] char_type('I', cntrl)
   Fail: (210) [system] char_type('I', cntrl)
^  Fail: (209) [user] is_like_space('I')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] get_char((0x55fbb4538270), _1198504)
   Exit: (208) [system] get_char((0x55fbb4538270), 'I')
   Call: (208) [system] 'I'='('
   Fail: (208) [system] 'I'='('
   Call: (208) [system] 'I'='['
   Fail: (208) [system] 'I'='['
   Call: (208) [system] 'I'='{'
   Fail: (208) [system] 'I'='{'
   Call: (208) [system] 'I'='"'
   Fail: (208) [system] 'I'='"'
   Call: (208) [system] 'I'=!
   Fail: (208) [system] 'I'=!
   Call: (208) [system] 'I'='\''
   Fail: (208) [system] 'I'='\''
   Call: (208) [system] 'I'='`'
   Fail: (208) [system] 'I'='`'
   Call: (208) [system] 'I'=end_of_file
   Fail: (208) [system] 'I'=end_of_file
^  Call: (208) [user] read_symbolic(')', (0x55fbb4538270), 'I', _1180636)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1216146)
   Call: (210) [system] peek_char((0x55fbb4538270), _1217080)
   Exit: (210) [system] peek_char((0x55fbb4538270), m)
^  Call: (210) [user] is_delimiter(m)
   Call: (211) [system] char_type(m, space)
   Fail: (211) [system] char_type(m, space)
   Call: (211) [system] arg(_1221800, v('(', ')', end_of_file), m)
   Fail: (211) [system] arg(_1222732, v('(', ')', end_of_file), m)
^  Fail: (210) [user] is_delimiter(m)
   Call: (210) [system] ')'==m
   Fail: (210) [system] ')'==m
   Call: (210) [system] get_char((0x55fbb4538270), m)
   Exit: (210) [system] get_char((0x55fbb4538270), m)
   Call: (210) [system] m=(\)
   Fail: (210) [system] m=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1230082)
   Call: (211) [system] peek_char((0x55fbb4538270), _1231016)
   Exit: (211) [system] peek_char((0x55fbb4538270), p)
^  Call: (211) [user] is_delimiter(p)
   Call: (212) [system] char_type(p, space)
   Fail: (212) [system] char_type(p, space)
   Call: (212) [system] arg(_1235736, v('(', ')', end_of_file), p)
   Fail: (212) [system] arg(_1236668, v('(', ')', end_of_file), p)
^  Fail: (211) [user] is_delimiter(p)
   Call: (211) [system] ')'==p
   Fail: (211) [system] ')'==p
   Call: (211) [system] get_char((0x55fbb4538270), p)
   Exit: (211) [system] get_char((0x55fbb4538270), p)
   Call: (211) [system] p=(\)
   Fail: (211) [system] p=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1244018)
   Call: (212) [system] peek_char((0x55fbb4538270), _1244952)
   Exit: (212) [system] peek_char((0x55fbb4538270), l)
^  Call: (212) [user] is_delimiter(l)
   Call: (213) [system] char_type(l, space)
   Fail: (213) [system] char_type(l, space)
   Call: (213) [system] arg(_1249672, v('(', ')', end_of_file), l)
   Fail: (213) [system] arg(_1250604, v('(', ')', end_of_file), l)
^  Fail: (212) [user] is_delimiter(l)
   Call: (212) [system] ')'==l
   Fail: (212) [system] ')'==l
   Call: (212) [system] get_char((0x55fbb4538270), l)
   Exit: (212) [system] get_char((0x55fbb4538270), l)
   Call: (212) [system] l=(\)
   Fail: (212) [system] l=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1257954)
   Call: (213) [system] peek_char((0x55fbb4538270), _1258888)
   Exit: (213) [system] peek_char((0x55fbb4538270), i)
^  Call: (213) [user] is_delimiter(i)
   Call: (214) [system] char_type(i, space)
   Fail: (214) [system] char_type(i, space)
   Call: (214) [system] arg(_1263608, v('(', ')', end_of_file), i)
   Fail: (214) [system] arg(_1264540, v('(', ')', end_of_file), i)
^  Fail: (213) [user] is_delimiter(i)
   Call: (213) [system] ')'==i
   Fail: (213) [system] ')'==i
   Call: (213) [system] get_char((0x55fbb4538270), i)
   Exit: (213) [system] get_char((0x55fbb4538270), i)
   Call: (213) [system] i=(\)
   Fail: (213) [system] i=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1271890)
   Call: (214) [system] peek_char((0x55fbb4538270), _1272824)
   Exit: (214) [system] peek_char((0x55fbb4538270), c)
^  Call: (214) [user] is_delimiter(c)
   Call: (215) [system] char_type(c, space)
   Fail: (215) [system] char_type(c, space)
   Call: (215) [system] arg(_1277544, v('(', ')', end_of_file), c)
   Fail: (215) [system] arg(_1278476, v('(', ')', end_of_file), c)
^  Fail: (214) [user] is_delimiter(c)
   Call: (214) [system] ')'==c
   Fail: (214) [system] ')'==c
   Call: (214) [system] get_char((0x55fbb4538270), c)
   Exit: (214) [system] get_char((0x55fbb4538270), c)
   Call: (214) [system] c=(\)
   Fail: (214) [system] c=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1285826)
   Call: (215) [system] peek_char((0x55fbb4538270), _1286760)
   Exit: (215) [system] peek_char((0x55fbb4538270), a)
^  Call: (215) [user] is_delimiter(a)
   Call: (216) [system] char_type(a, space)
   Fail: (216) [system] char_type(a, space)
   Call: (216) [system] arg(_1291480, v('(', ')', end_of_file), a)
   Fail: (216) [system] arg(_1292412, v('(', ')', end_of_file), a)
^  Fail: (215) [user] is_delimiter(a)
   Call: (215) [system] ')'==a
   Fail: (215) [system] ')'==a
   Call: (215) [system] get_char((0x55fbb4538270), a)
   Exit: (215) [system] get_char((0x55fbb4538270), a)
   Call: (215) [system] a=(\)
   Fail: (215) [system] a=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1299762)
   Call: (216) [system] peek_char((0x55fbb4538270), _1300696)
   Exit: (216) [system] peek_char((0x55fbb4538270), t)
^  Call: (216) [user] is_delimiter(t)
   Call: (217) [system] char_type(t, space)
   Fail: (217) [system] char_type(t, space)
   Call: (217) [system] arg(_1305416, v('(', ')', end_of_file), t)
   Fail: (217) [system] arg(_1306348, v('(', ')', end_of_file), t)
^  Fail: (216) [user] is_delimiter(t)
   Call: (216) [system] ')'==t
   Fail: (216) [system] ')'==t
   Call: (216) [system] get_char((0x55fbb4538270), t)
   Exit: (216) [system] get_char((0x55fbb4538270), t)
   Call: (216) [system] t=(\)
   Fail: (216) [system] t=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1313698)
   Call: (217) [system] peek_char((0x55fbb4538270), _1314632)
   Exit: (217) [system] peek_char((0x55fbb4538270), i)
^  Call: (217) [user] is_delimiter(i)
   Call: (218) [system] char_type(i, space)
   Fail: (218) [system] char_type(i, space)
   Call: (218) [system] arg(_1319352, v('(', ')', end_of_file), i)
   Fail: (218) [system] arg(_1320284, v('(', ')', end_of_file), i)
^  Fail: (217) [user] is_delimiter(i)
   Call: (217) [system] ')'==i
   Fail: (217) [system] ')'==i
   Call: (217) [system] get_char((0x55fbb4538270), i)
   Exit: (217) [system] get_char((0x55fbb4538270), i)
   Call: (217) [system] i=(\)
   Fail: (217) [system] i=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1327634)
   Call: (218) [system] peek_char((0x55fbb4538270), _1328568)
   Exit: (218) [system] peek_char((0x55fbb4538270), o)
^  Call: (218) [user] is_delimiter(o)
   Call: (219) [system] char_type(o, space)
   Fail: (219) [system] char_type(o, space)
   Call: (219) [system] arg(_1333288, v('(', ')', end_of_file), o)
   Fail: (219) [system] arg(_1334220, v('(', ')', end_of_file), o)
^  Fail: (218) [user] is_delimiter(o)
   Call: (218) [system] ')'==o
   Fail: (218) [system] ')'==o
   Call: (218) [system] get_char((0x55fbb4538270), o)
   Exit: (218) [system] get_char((0x55fbb4538270), o)
   Call: (218) [system] o=(\)
   Fail: (218) [system] o=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1341570)
   Call: (219) [system] peek_char((0x55fbb4538270), _1342504)
   Exit: (219) [system] peek_char((0x55fbb4538270), n)
^  Call: (219) [user] is_delimiter(n)
   Call: (220) [system] char_type(n, space)
   Fail: (220) [system] char_type(n, space)
   Call: (220) [system] arg(_1347224, v('(', ')', end_of_file), n)
   Fail: (220) [system] arg(_1348156, v('(', ')', end_of_file), n)
^  Fail: (219) [user] is_delimiter(n)
   Call: (219) [system] ')'==n
   Fail: (219) [system] ')'==n
   Call: (219) [system] get_char((0x55fbb4538270), n)
   Exit: (219) [system] get_char((0x55fbb4538270), n)
   Call: (219) [system] n=(\)
   Fail: (219) [system] n=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1355506)
   Call: (220) [system] peek_char((0x55fbb4538270), _1356440)
   Exit: (220) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (220) [user] is_delimiter(' ')
   Call: (221) [system] char_type(' ', space)
   Exit: (221) [system] char_type(' ', space)
^  Exit: (220) [user] is_delimiter(' ')
   Call: (220) [system] _1355506=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (219) [system] _1341570=[n]
   Exit: (219) [system] [n]=[n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (218) [system] _1327634=[o, n]
   Exit: (218) [system] [o, n]=[o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (217) [system] _1313698=[i, o, n]
   Exit: (217) [system] [i, o, n]=[i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (216) [system] _1299762=[t, i, o, n]
   Exit: (216) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (215) [system] _1285826=[a, t, i, o, n]
   Exit: (215) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (214) [system] _1271890=[c, a, t, i, o, n]
   Exit: (214) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (213) [system] _1257954=[i, c, a, t, i, o, n]
   Exit: (213) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (212) [system] _1244018=[l, i, c, a, t, i, o, n]
   Exit: (212) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (211) [system] _1230082=[p, l, i, c, a, t, i, o, n]
   Exit: (211) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (210) [system] _1216146=[m, p, l, i, c, a, t, i, o, n]
   Exit: (210) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (209) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _1180636)
^  Call: (210) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _1393664)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_1394616, _1394618), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1393664), _1394598, fail)), '$restore_trace'(_1394616, _1394618))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_1394616, _1394618))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1393664), _1394598, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(_1393664)
   Fail: (211) [system] atomic(_1393664)
   Call: (211) [system] atom_chars(_1393664, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (211) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (210) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (210) [system] integer('Implication')
   Fail: (210) [system] integer('Implication')
   Call: (210) [system] _1180636='Implication'
   Exit: (210) [system] 'Implication'='Implication'
^  Exit: (209) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (208) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (207) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _1408614)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1410472)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
   Call: (209) [system] ' '=(/)
   Fail: (209) [system] ' '=(/)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55fbb4538270), _1420066)
   Exit: (209) [system] get_char((0x55fbb4538270), ' ')
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1422770)
   Exit: (210) [system] peek_char((0x55fbb4538270), '(')
   Call: (210) [system] '('=(;)
   Fail: (210) [system] '('=(;)
   Call: (210) [system] '('=(/)
   Fail: (210) [system] '('=(/)
^  Call: (210) [user] is_like_space('(')
   Call: (211) [system] char_type('(', 'white')
   Fail: (211) [system] char_type('(', 'white')
   Call: (211) [system] char_type('(', end_of_line)
   Fail: (211) [system] char_type('(', end_of_line)
   Call: (211) [system] char_type('(', space)
   Fail: (211) [system] char_type('(', space)
   Call: (211) [system] char_type('(', cntrl)
   Fail: (211) [system] char_type('(', cntrl)
^  Fail: (210) [user] is_like_space('(')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1439704)
   Exit: (208) [system] peek_char((0x55fbb4538270), '(')
   Call: (208) [system] '('=')'
   Fail: (208) [system] '('=')'
   Call: (208) [system] '('=end_of_file
   Fail: (208) [system] '('=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55fbb4538270), _1445274)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1447132)
   Exit: (210) [system] peek_char((0x55fbb4538270), '(')
   Call: (210) [system] '('=(;)
   Fail: (210) [system] '('=(;)
   Call: (210) [system] '('=(/)
   Fail: (210) [system] '('=(/)
^  Call: (210) [user] is_like_space('(')
   Call: (211) [system] char_type('(', 'white')
   Fail: (211) [system] char_type('(', 'white')
   Call: (211) [system] char_type('(', end_of_line)
   Fail: (211) [system] char_type('(', end_of_line)
   Call: (211) [system] char_type('(', space)
   Fail: (211) [system] char_type('(', space)
   Call: (211) [system] char_type('(', cntrl)
   Fail: (211) [system] char_type('(', cntrl)
^  Fail: (210) [user] is_like_space('(')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] get_char((0x55fbb4538270), _1463142)
   Exit: (209) [system] get_char((0x55fbb4538270), '(')
   Call: (209) [system] '('='('
   Exit: (209) [system] '('='('
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _1445274)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1468712)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'A')
   Call: (211) [system] 'A'=(;)
   Fail: (211) [system] 'A'=(;)
   Call: (211) [system] 'A'=(/)
   Fail: (211) [system] 'A'=(/)
^  Call: (211) [user] is_like_space('A')
   Call: (212) [system] char_type('A', 'white')
   Fail: (212) [system] char_type('A', 'white')
   Call: (212) [system] char_type('A', end_of_line)
   Fail: (212) [system] char_type('A', end_of_line)
   Call: (212) [system] char_type('A', space)
   Fail: (212) [system] char_type('A', space)
   Call: (212) [system] char_type('A', cntrl)
   Fail: (212) [system] char_type('A', cntrl)
^  Fail: (211) [user] is_like_space('A')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1484722)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'A')
   Call: (210) [system] 'A'=')'
   Fail: (210) [system] 'A'=')'
   Call: (210) [system] 'A'=end_of_file
   Fail: (210) [system] 'A'=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55fbb4538270), _1490292)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1492150)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'A')
   Call: (212) [system] 'A'=(;)
   Fail: (212) [system] 'A'=(;)
   Call: (212) [system] 'A'=(/)
   Fail: (212) [system] 'A'=(/)
^  Call: (212) [user] is_like_space('A')
   Call: (213) [system] char_type('A', 'white')
   Fail: (213) [system] char_type('A', 'white')
   Call: (213) [system] char_type('A', end_of_line)
   Fail: (213) [system] char_type('A', end_of_line)
   Call: (213) [system] char_type('A', space)
   Fail: (213) [system] char_type('A', space)
   Call: (213) [system] char_type('A', cntrl)
   Fail: (213) [system] char_type('A', cntrl)
^  Fail: (212) [user] is_like_space('A')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] get_char((0x55fbb4538270), _1508160)
   Exit: (211) [system] get_char((0x55fbb4538270), 'A')
   Call: (211) [system] 'A'='('
   Fail: (211) [system] 'A'='('
   Call: (211) [system] 'A'='['
   Fail: (211) [system] 'A'='['
   Call: (211) [system] 'A'='{'
   Fail: (211) [system] 'A'='{'
   Call: (211) [system] 'A'='"'
   Fail: (211) [system] 'A'='"'
   Call: (211) [system] 'A'=!
   Fail: (211) [system] 'A'=!
   Call: (211) [system] 'A'='\''
   Fail: (211) [system] 'A'='\''
   Call: (211) [system] 'A'='`'
   Fail: (211) [system] 'A'='`'
   Call: (211) [system] 'A'=end_of_file
   Fail: (211) [system] 'A'=end_of_file
^  Call: (211) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1490292)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1525802)
   Call: (213) [system] peek_char((0x55fbb4538270), _1526736)
   Exit: (213) [system] peek_char((0x55fbb4538270), n)
^  Call: (213) [user] is_delimiter(n)
   Call: (214) [system] char_type(n, space)
   Fail: (214) [system] char_type(n, space)
   Call: (214) [system] arg(_1531456, v('(', ')', end_of_file), n)
   Fail: (214) [system] arg(_1532388, v('(', ')', end_of_file), n)
^  Fail: (213) [user] is_delimiter(n)
   Call: (213) [system] ')'==n
   Fail: (213) [system] ')'==n
   Call: (213) [system] get_char((0x55fbb4538270), n)
   Exit: (213) [system] get_char((0x55fbb4538270), n)
   Call: (213) [system] n=(\)
   Fail: (213) [system] n=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1539738)
   Call: (214) [system] peek_char((0x55fbb4538270), _1540672)
   Exit: (214) [system] peek_char((0x55fbb4538270), d)
^  Call: (214) [user] is_delimiter(d)
   Call: (215) [system] char_type(d, space)
   Fail: (215) [system] char_type(d, space)
   Call: (215) [system] arg(_1545392, v('(', ')', end_of_file), d)
   Fail: (215) [system] arg(_1546324, v('(', ')', end_of_file), d)
^  Fail: (214) [user] is_delimiter(d)
   Call: (214) [system] ')'==d
   Fail: (214) [system] ')'==d
   Call: (214) [system] get_char((0x55fbb4538270), d)
   Exit: (214) [system] get_char((0x55fbb4538270), d)
   Call: (214) [system] d=(\)
   Fail: (214) [system] d=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1553674)
   Call: (215) [system] peek_char((0x55fbb4538270), _1554608)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (215) [user] is_delimiter('L')
   Call: (216) [system] char_type('L', space)
   Fail: (216) [system] char_type('L', space)
   Call: (216) [system] arg(_1559328, v('(', ')', end_of_file), 'L')
   Fail: (216) [system] arg(_1560260, v('(', ')', end_of_file), 'L')
^  Fail: (215) [user] is_delimiter('L')
   Call: (215) [system] ')'=='L'
   Fail: (215) [system] ')'=='L'
   Call: (215) [system] get_char((0x55fbb4538270), 'L')
   Exit: (215) [system] get_char((0x55fbb4538270), 'L')
   Call: (215) [system] 'L'=(\)
   Fail: (215) [system] 'L'=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1567610)
   Call: (216) [system] peek_char((0x55fbb4538270), _1568544)
   Exit: (216) [system] peek_char((0x55fbb4538270), i)
^  Call: (216) [user] is_delimiter(i)
   Call: (217) [system] char_type(i, space)
   Fail: (217) [system] char_type(i, space)
   Call: (217) [system] arg(_1573264, v('(', ')', end_of_file), i)
   Fail: (217) [system] arg(_1574196, v('(', ')', end_of_file), i)
^  Fail: (216) [user] is_delimiter(i)
   Call: (216) [system] ')'==i
   Fail: (216) [system] ')'==i
   Call: (216) [system] get_char((0x55fbb4538270), i)
   Exit: (216) [system] get_char((0x55fbb4538270), i)
   Call: (216) [system] i=(\)
   Fail: (216) [system] i=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1581546)
   Call: (217) [system] peek_char((0x55fbb4538270), _1582480)
   Exit: (217) [system] peek_char((0x55fbb4538270), n)
^  Call: (217) [user] is_delimiter(n)
   Call: (218) [system] char_type(n, space)
   Fail: (218) [system] char_type(n, space)
   Call: (218) [system] arg(_1587200, v('(', ')', end_of_file), n)
   Fail: (218) [system] arg(_1588132, v('(', ')', end_of_file), n)
^  Fail: (217) [user] is_delimiter(n)
   Call: (217) [system] ')'==n
   Fail: (217) [system] ')'==n
   Call: (217) [system] get_char((0x55fbb4538270), n)
   Exit: (217) [system] get_char((0x55fbb4538270), n)
   Call: (217) [system] n=(\)
   Fail: (217) [system] n=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1595482)
   Call: (218) [system] peek_char((0x55fbb4538270), _1596416)
   Exit: (218) [system] peek_char((0x55fbb4538270), k)
^  Call: (218) [user] is_delimiter(k)
   Call: (219) [system] char_type(k, space)
   Fail: (219) [system] char_type(k, space)
   Call: (219) [system] arg(_1601136, v('(', ')', end_of_file), k)
   Fail: (219) [system] arg(_1602068, v('(', ')', end_of_file), k)
^  Fail: (218) [user] is_delimiter(k)
   Call: (218) [system] ')'==k
   Fail: (218) [system] ')'==k
   Call: (218) [system] get_char((0x55fbb4538270), k)
   Exit: (218) [system] get_char((0x55fbb4538270), k)
   Call: (218) [system] k=(\)
   Fail: (218) [system] k=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1609418)
   Call: (219) [system] peek_char((0x55fbb4538270), _1610352)
   Exit: (219) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (219) [user] is_delimiter(' ')
   Call: (220) [system] char_type(' ', space)
   Exit: (220) [system] char_type(' ', space)
^  Exit: (219) [user] is_delimiter(' ')
   Call: (219) [system] _1609418=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (218) [system] _1595482=[k]
   Exit: (218) [system] [k]=[k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (217) [system] _1581546=[n, k]
   Exit: (217) [system] [n, k]=[n, k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (216) [system] _1567610=[i, n, k]
   Exit: (216) [system] [i, n, k]=[i, n, k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (215) [system] _1553674=['L', i, n, k]
   Exit: (215) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (214) [system] _1539738=[d, 'L', i, n, k]
   Exit: (214) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (213) [system] _1525802=[n, d, 'L', i, n, k]
   Exit: (213) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (212) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _1490292)
^  Call: (213) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _1636400)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_1637352, _1637354), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1636400), _1637334, fail)), '$restore_trace'(_1637352, _1637354))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_1637352, _1637354))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1636400), _1637334, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(_1636400)
   Fail: (214) [system] atomic(_1636400)
   Call: (214) [system] atom_chars(_1636400, ['A', n, d, 'L', i, n, k])
   Exit: (214) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (213) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (213) [system] integer('AndLink')
   Fail: (213) [system] integer('AndLink')
   Call: (213) [system] _1490292='AndLink'
   Exit: (213) [system] 'AndLink'='AndLink'
^  Exit: (212) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (211) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (210) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _1651350)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1653208)
   Exit: (212) [system] peek_char((0x55fbb4538270), ' ')
   Call: (212) [system] ' '=(;)
   Fail: (212) [system] ' '=(;)
   Call: (212) [system] ' '=(/)
   Fail: (212) [system] ' '=(/)
^  Call: (212) [user] is_like_space(' ')
   Call: (213) [system] char_type(' ', 'white')
   Exit: (213) [system] char_type(' ', 'white')
^  Exit: (212) [user] is_like_space(' ')
   Call: (212) [system] get_char((0x55fbb4538270), _1662802)
   Exit: (212) [system] get_char((0x55fbb4538270), ' ')
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1665506)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'A')
   Call: (213) [system] 'A'=(;)
   Fail: (213) [system] 'A'=(;)
   Call: (213) [system] 'A'=(/)
   Fail: (213) [system] 'A'=(/)
^  Call: (213) [user] is_like_space('A')
   Call: (214) [system] char_type('A', 'white')
   Fail: (214) [system] char_type('A', 'white')
   Call: (214) [system] char_type('A', end_of_line)
   Fail: (214) [system] char_type('A', end_of_line)
   Call: (214) [system] char_type('A', space)
   Fail: (214) [system] char_type('A', space)
   Call: (214) [system] char_type('A', cntrl)
   Fail: (214) [system] char_type('A', cntrl)
^  Fail: (213) [user] is_like_space('A')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1682440)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'A')
   Call: (211) [system] 'A'=')'
   Fail: (211) [system] 'A'=')'
   Call: (211) [system] 'A'=end_of_file
   Fail: (211) [system] 'A'=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55fbb4538270), _1688010)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1689868)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'A')
   Call: (213) [system] 'A'=(;)
   Fail: (213) [system] 'A'=(;)
   Call: (213) [system] 'A'=(/)
   Fail: (213) [system] 'A'=(/)
^  Call: (213) [user] is_like_space('A')
   Call: (214) [system] char_type('A', 'white')
   Fail: (214) [system] char_type('A', 'white')
   Call: (214) [system] char_type('A', end_of_line)
   Fail: (214) [system] char_type('A', end_of_line)
   Call: (214) [system] char_type('A', space)
   Fail: (214) [system] char_type('A', space)
   Call: (214) [system] char_type('A', cntrl)
   Fail: (214) [system] char_type('A', cntrl)
^  Fail: (213) [user] is_like_space('A')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] get_char((0x55fbb4538270), _1705878)
   Exit: (212) [system] get_char((0x55fbb4538270), 'A')
   Call: (212) [system] 'A'='('
   Fail: (212) [system] 'A'='('
   Call: (212) [system] 'A'='['
   Fail: (212) [system] 'A'='['
   Call: (212) [system] 'A'='{'
   Fail: (212) [system] 'A'='{'
   Call: (212) [system] 'A'='"'
   Fail: (212) [system] 'A'='"'
   Call: (212) [system] 'A'=!
   Fail: (212) [system] 'A'=!
   Call: (212) [system] 'A'='\''
   Fail: (212) [system] 'A'='\''
   Call: (212) [system] 'A'='`'
   Fail: (212) [system] 'A'='`'
   Call: (212) [system] 'A'=end_of_file
   Fail: (212) [system] 'A'=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1688010)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1723520)
   Call: (214) [system] peek_char((0x55fbb4538270), _1724454)
   Exit: (214) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (214) [user] is_delimiter(' ')
   Call: (215) [system] char_type(' ', space)
   Exit: (215) [system] char_type(' ', space)
^  Exit: (214) [user] is_delimiter(' ')
   Call: (214) [system] _1723520=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (213) [user] classify_and_convert_charseq(['A'], _1688010)
^  Call: (214) [user] classify_and_convert_charseq_(['A'], _1733738)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_1734690, _1734692), once(user:catch(read_from_chars(['A'], _1733738), _1734672, fail)), '$restore_trace'(_1734690, _1734692))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_1734690, _1734692))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1733738), _1734672, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(_1733738)
   Fail: (215) [system] atomic(_1733738)
   Call: (215) [system] atom_chars(_1733738, ['A'])
   Exit: (215) [system] atom_chars('A', ['A'])
^  Exit: (214) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (214) [system] integer('A')
   Fail: (214) [system] integer('A')
   Call: (214) [system] _1688010='A'
   Exit: (214) [system] 'A'='A'
^  Exit: (213) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (212) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (211) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _1748688)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1750546)
   Exit: (213) [system] peek_char((0x55fbb4538270), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
   Call: (213) [system] ' '=(/)
   Fail: (213) [system] ' '=(/)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55fbb4538270), _1760140)
   Exit: (213) [system] get_char((0x55fbb4538270), ' ')
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1762844)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'B')
   Call: (214) [system] 'B'=(;)
   Fail: (214) [system] 'B'=(;)
   Call: (214) [system] 'B'=(/)
   Fail: (214) [system] 'B'=(/)
^  Call: (214) [user] is_like_space('B')
   Call: (215) [system] char_type('B', 'white')
   Fail: (215) [system] char_type('B', 'white')
   Call: (215) [system] char_type('B', end_of_line)
   Fail: (215) [system] char_type('B', end_of_line)
   Call: (215) [system] char_type('B', space)
   Fail: (215) [system] char_type('B', space)
   Call: (215) [system] char_type('B', cntrl)
   Fail: (215) [system] char_type('B', cntrl)
^  Fail: (214) [user] is_like_space('B')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1779778)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'B')
   Call: (212) [system] 'B'=')'
   Fail: (212) [system] 'B'=')'
   Call: (212) [system] 'B'=end_of_file
   Fail: (212) [system] 'B'=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55fbb4538270), _1785348)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1787206)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'B')
   Call: (214) [system] 'B'=(;)
   Fail: (214) [system] 'B'=(;)
   Call: (214) [system] 'B'=(/)
   Fail: (214) [system] 'B'=(/)
^  Call: (214) [user] is_like_space('B')
   Call: (215) [system] char_type('B', 'white')
   Fail: (215) [system] char_type('B', 'white')
   Call: (215) [system] char_type('B', end_of_line)
   Fail: (215) [system] char_type('B', end_of_line)
   Call: (215) [system] char_type('B', space)
   Fail: (215) [system] char_type('B', space)
   Call: (215) [system] char_type('B', cntrl)
   Fail: (215) [system] char_type('B', cntrl)
^  Fail: (214) [user] is_like_space('B')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] get_char((0x55fbb4538270), _1803216)
   Exit: (213) [system] get_char((0x55fbb4538270), 'B')
   Call: (213) [system] 'B'='('
   Fail: (213) [system] 'B'='('
   Call: (213) [system] 'B'='['
   Fail: (213) [system] 'B'='['
   Call: (213) [system] 'B'='{'
   Fail: (213) [system] 'B'='{'
   Call: (213) [system] 'B'='"'
   Fail: (213) [system] 'B'='"'
   Call: (213) [system] 'B'=!
   Fail: (213) [system] 'B'=!
   Call: (213) [system] 'B'='\''
   Fail: (213) [system] 'B'='\''
   Call: (213) [system] 'B'='`'
   Fail: (213) [system] 'B'='`'
   Call: (213) [system] 'B'=end_of_file
   Fail: (213) [system] 'B'=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55fbb4538270), 'B', _1785348)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1820858)
   Call: (215) [system] peek_char((0x55fbb4538270), _1821792)
   Exit: (215) [system] peek_char((0x55fbb4538270), ')')
^  Call: (215) [user] is_delimiter(')')
   Call: (216) [system] char_type(')', space)
   Fail: (216) [system] char_type(')', space)
   Call: (216) [system] arg(_1826512, v('(', ')', end_of_file), ')')
   Exit: (216) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (215) [user] is_delimiter(')')
   Call: (215) [system] _1820858=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (214) [user] classify_and_convert_charseq(['B'], _1785348)
^  Call: (215) [user] classify_and_convert_charseq_(['B'], _1832948)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_1833900, _1833902), once(user:catch(read_from_chars(['B'], _1832948), _1833882, fail)), '$restore_trace'(_1833900, _1833902))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_1833900, _1833902))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1832948), _1833882, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(_1832948)
   Fail: (216) [system] atomic(_1832948)
   Call: (216) [system] atom_chars(_1832948, ['B'])
   Exit: (216) [system] atom_chars('B', ['B'])
^  Exit: (215) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (215) [system] integer('B')
   Fail: (215) [system] integer('B')
   Call: (215) [system] _1785348='B'
   Exit: (215) [system] 'B'='B'
^  Exit: (214) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (213) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (212) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _1847898)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1849756)
   Exit: (214) [system] peek_char((0x55fbb4538270), ')')
   Call: (214) [system] ')'=(;)
   Fail: (214) [system] ')'=(;)
   Call: (214) [system] ')'=(/)
   Fail: (214) [system] ')'=(/)
^  Call: (214) [user] is_like_space(')')
   Call: (215) [system] char_type(')', 'white')
   Fail: (215) [system] char_type(')', 'white')
   Call: (215) [system] char_type(')', end_of_line)
   Fail: (215) [system] char_type(')', end_of_line)
   Call: (215) [system] char_type(')', space)
   Fail: (215) [system] char_type(')', space)
   Call: (215) [system] char_type(')', cntrl)
   Fail: (215) [system] char_type(')', cntrl)
^  Fail: (214) [user] is_like_space(')')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1865766)
   Exit: (213) [system] peek_char((0x55fbb4538270), ')')
   Call: (213) [system] ')'=')'
   Exit: (213) [system] ')'=')'
   Call: (213) [system] get_char((0x55fbb4538270), _1869556)
   Exit: (213) [system] get_char((0x55fbb4538270), ')')
   Call: (213) [system] _1847898=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_list(')', (0x55fbb4538270), [])
   Call: (212) [system] _1748688=['B']
   Exit: (212) [system] ['B']=['B']
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (211) [system] _1651350=['A', 'B']
   Exit: (211) [system] ['A', 'B']=['A', 'B']
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), ['A', 'B'])
   Call: (210) [system] _1445274=['AndLink', 'A', 'B']
   Exit: (210) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Exit: (208) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _1883438)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1885296)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
   Call: (210) [system] ' '=(/)
   Fail: (210) [system] ' '=(/)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55fbb4538270), _1894890)
   Exit: (210) [system] get_char((0x55fbb4538270), ' ')
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1897594)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'C')
   Call: (211) [system] 'C'=(;)
   Fail: (211) [system] 'C'=(;)
   Call: (211) [system] 'C'=(/)
   Fail: (211) [system] 'C'=(/)
^  Call: (211) [user] is_like_space('C')
   Call: (212) [system] char_type('C', 'white')
   Fail: (212) [system] char_type('C', 'white')
   Call: (212) [system] char_type('C', end_of_line)
   Fail: (212) [system] char_type('C', end_of_line)
   Call: (212) [system] char_type('C', space)
   Fail: (212) [system] char_type('C', space)
   Call: (212) [system] char_type('C', cntrl)
   Fail: (212) [system] char_type('C', cntrl)
^  Fail: (211) [user] is_like_space('C')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1914528)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'C')
   Call: (209) [system] 'C'=')'
   Fail: (209) [system] 'C'=')'
   Call: (209) [system] 'C'=end_of_file
   Fail: (209) [system] 'C'=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55fbb4538270), _1920098)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1921956)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'C')
   Call: (211) [system] 'C'=(;)
   Fail: (211) [system] 'C'=(;)
   Call: (211) [system] 'C'=(/)
   Fail: (211) [system] 'C'=(/)
^  Call: (211) [user] is_like_space('C')
   Call: (212) [system] char_type('C', 'white')
   Fail: (212) [system] char_type('C', 'white')
   Call: (212) [system] char_type('C', end_of_line)
   Fail: (212) [system] char_type('C', end_of_line)
   Call: (212) [system] char_type('C', space)
   Fail: (212) [system] char_type('C', space)
   Call: (212) [system] char_type('C', cntrl)
   Fail: (212) [system] char_type('C', cntrl)
^  Fail: (211) [user] is_like_space('C')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] get_char((0x55fbb4538270), _1937966)
   Exit: (210) [system] get_char((0x55fbb4538270), 'C')
   Call: (210) [system] 'C'='('
   Fail: (210) [system] 'C'='('
   Call: (210) [system] 'C'='['
   Fail: (210) [system] 'C'='['
   Call: (210) [system] 'C'='{'
   Fail: (210) [system] 'C'='{'
   Call: (210) [system] 'C'='"'
   Fail: (210) [system] 'C'='"'
   Call: (210) [system] 'C'=!
   Fail: (210) [system] 'C'=!
   Call: (210) [system] 'C'='\''
   Fail: (210) [system] 'C'='\''
   Call: (210) [system] 'C'='`'
   Fail: (210) [system] 'C'='`'
   Call: (210) [system] 'C'=end_of_file
   Fail: (210) [system] 'C'=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55fbb4538270), 'C', _1920098)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1955608)
   Call: (212) [system] peek_char((0x55fbb4538270), _1956542)
   Exit: (212) [system] peek_char((0x55fbb4538270), ')')
^  Call: (212) [user] is_delimiter(')')
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] arg(_1961262, v('(', ')', end_of_file), ')')
   Exit: (213) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (212) [user] is_delimiter(')')
   Call: (212) [system] _1955608=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (211) [user] classify_and_convert_charseq(['C'], _1920098)
^  Call: (212) [user] classify_and_convert_charseq_(['C'], _1967698)
^  Call: (214) [system] setup_call_cleanup('$notrace'(_1968650, _1968652), once(user:catch(read_from_chars(['C'], _1967698), _1968632, fail)), '$restore_trace'(_1968650, _1968652))
^  Call: (215) [system] sig_atomic(system:'$notrace'(_1968650, _1968652))
^  Exit: (214) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1967698), _1968632, fail)), system:'$restore_trace'(3, -1))
   Call: (213) [system] atomic(_1967698)
   Fail: (213) [system] atomic(_1967698)
   Call: (213) [system] atom_chars(_1967698, ['C'])
   Exit: (213) [system] atom_chars('C', ['C'])
^  Exit: (212) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (212) [system] integer('C')
   Fail: (212) [system] integer('C')
   Call: (212) [system] _1920098='C'
   Exit: (212) [system] 'C'='C'
^  Exit: (211) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (210) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (209) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _1982648)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1984506)
   Exit: (211) [system] peek_char((0x55fbb4538270), ')')
   Call: (211) [system] ')'=(;)
   Fail: (211) [system] ')'=(;)
   Call: (211) [system] ')'=(/)
   Fail: (211) [system] ')'=(/)
^  Call: (211) [user] is_like_space(')')
   Call: (212) [system] char_type(')', 'white')
   Fail: (212) [system] char_type(')', 'white')
   Call: (212) [system] char_type(')', end_of_line)
   Fail: (212) [system] char_type(')', end_of_line)
   Call: (212) [system] char_type(')', space)
   Fail: (212) [system] char_type(')', space)
   Call: (212) [system] char_type(')', cntrl)
   Fail: (212) [system] char_type(')', cntrl)
^  Fail: (211) [user] is_like_space(')')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _2000516)
   Exit: (210) [system] peek_char((0x55fbb4538270), ')')
   Call: (210) [system] ')'=')'
   Exit: (210) [system] ')'=')'
   Call: (210) [system] get_char((0x55fbb4538270), _2004306)
   Exit: (210) [system] get_char((0x55fbb4538270), ')')
   Call: (210) [system] _1982648=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), [])
   Call: (209) [system] _1883438=['C']
   Exit: (209) [system] ['C']=['C']
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), ['C'])
   Call: (208) [system] _1408614=[['AndLink', 'A', 'B'], 'C']
   Exit: (208) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'A', 'B'], 'C'])
   Call: (207) [system] _1135618=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (207) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (205) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (205) [user] read_list(')', (0x55fbb4538270), _2018188)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _2020046)
   Exit: (207) [system] peek_char((0x55fbb4538270), ')')
   Call: (207) [system] ')'=(;)
   Fail: (207) [system] ')'=(;)
   Call: (207) [system] ')'=(/)
   Fail: (207) [system] ')'=(/)
^  Call: (207) [user] is_like_space(')')
   Call: (208) [system] char_type(')', 'white')
   Fail: (208) [system] char_type(')', 'white')
   Call: (208) [system] char_type(')', end_of_line)
   Fail: (208) [system] char_type(')', end_of_line)
   Call: (208) [system] char_type(')', space)
   Fail: (208) [system] char_type(')', space)
   Call: (208) [system] char_type(')', cntrl)
   Fail: (208) [system] char_type(')', cntrl)
^  Fail: (207) [user] is_like_space(')')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _2036056)
   Exit: (206) [system] peek_char((0x55fbb4538270), ')')
   Call: (206) [system] ')'=')'
   Exit: (206) [system] ')'=')'
   Call: (206) [system] get_char((0x55fbb4538270), _2039846)
   Exit: (206) [system] get_char((0x55fbb4538270), ')')
   Call: (206) [system] _2018188=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_list(')', (0x55fbb4538270), [])
   Call: (205) [system] _1098958=[['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (205) [system] [['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (204) [user] read_list(')', (0x55fbb4538270), [['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (204) [system] _196458=[['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (204) [system] [['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (203) [user] read_list(')', (0x55fbb4538270), [['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (203) [system] _4112=['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (203) [system] ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]=['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _2053728)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _2055586)
   Exit: (203) [system] peek_char((0x55fbb4538270), ')')
   Call: (203) [system] ')'=(;)
   Fail: (203) [system] ')'=(;)
   Call: (203) [system] ')'=(/)
   Fail: (203) [system] ')'=(/)
^  Call: (203) [user] is_like_space(')')
   Call: (204) [system] char_type(')', 'white')
   Fail: (204) [system] char_type(')', 'white')
   Call: (204) [system] char_type(')', end_of_line)
   Fail: (204) [system] char_type(')', end_of_line)
   Call: (204) [system] char_type(')', space)
   Fail: (204) [system] char_type(')', space)
   Call: (204) [system] char_type(')', cntrl)
   Fail: (204) [system] char_type(')', cntrl)
^  Fail: (203) [user] is_like_space(')')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _2071596)
   Exit: (202) [system] peek_char((0x55fbb4538270), ')')
   Call: (202) [system] ')'=')'
   Exit: (202) [system] ')'=')'
   Call: (202) [system] get_char((0x55fbb4538270), _2075386)
   Exit: (202) [system] get_char((0x55fbb4538270), ')')
   Call: (202) [system] _2053728=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [])
   Call: (201) [system] _4108=[['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (201) [system] [['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (200) [system] _4084=[['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (200) [system] [['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (199) [system] _4076=[:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (199) [system] [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _2089268)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _2091126)
   Exit: (199) [system] peek_char((0x55fbb4538270), '\n')
   Call: (199) [system] '\n'=(;)
   Fail: (199) [system] '\n'=(;)
   Call: (199) [system] '\n'=(/)
   Fail: (199) [system] '\n'=(/)
^  Call: (199) [user] is_like_space('\n')
   Call: (200) [system] char_type('\n', 'white')
   Fail: (200) [system] char_type('\n', 'white')
   Call: (200) [system] char_type('\n', end_of_line)
   Exit: (200) [system] char_type('\n', end_of_line)
^  Exit: (199) [user] is_like_space('\n')
   Call: (199) [system] get_char((0x55fbb4538270), _9912)
   Exit: (199) [system] get_char((0x55fbb4538270), '\n')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _12616)
   Exit: (200) [system] peek_char((0x55fbb4538270), '\t')
   Call: (200) [system] '\t'=(;)
   Fail: (200) [system] '\t'=(;)
   Call: (200) [system] '\t'=(/)
   Fail: (200) [system] '\t'=(/)
^  Call: (200) [user] is_like_space('\t')
   Call: (201) [system] char_type('\t', 'white')
   Exit: (201) [system] char_type('\t', 'white')
^  Exit: (200) [user] is_like_space('\t')
   Call: (200) [system] get_char((0x55fbb4538270), _22210)
   Exit: (200) [system] get_char((0x55fbb4538270), '\t')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _24914)
   Exit: (201) [system] peek_char((0x55fbb4538270), '\t')
   Call: (201) [system] '\t'=(;)
   Fail: (201) [system] '\t'=(;)
   Call: (201) [system] '\t'=(/)
   Fail: (201) [system] '\t'=(/)
^  Call: (201) [user] is_like_space('\t')
   Call: (202) [system] char_type('\t', 'white')
   Exit: (202) [system] char_type('\t', 'white')
^  Exit: (201) [user] is_like_space('\t')
   Call: (201) [system] get_char((0x55fbb4538270), _34508)
   Exit: (201) [system] get_char((0x55fbb4538270), '\t')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _37212)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _46806)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _49510)
   Exit: (203) [system] peek_char((0x55fbb4538270), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
   Call: (203) [system] '('=(/)
   Fail: (203) [system] '('=(/)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _69216)
   Exit: (198) [system] peek_char((0x55fbb4538270), '(')
   Call: (198) [system] '('=')'
   Fail: (198) [system] '('=')'
   Call: (198) [system] '('=end_of_file
   Fail: (198) [system] '('=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _74786)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _76644)
   Exit: (200) [system] peek_char((0x55fbb4538270), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
   Call: (200) [system] '('=(/)
   Fail: (200) [system] '('=(/)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _92654)
   Exit: (199) [system] get_char((0x55fbb4538270), '(')
   Call: (199) [system] '('='('
   Exit: (199) [system] '('='('
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _74786)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _98224)
   Exit: (201) [system] peek_char((0x55fbb4538270), :)
   Call: (201) [system] (:)=(;)
   Fail: (201) [system] (:)=(;)
   Call: (201) [system] (:)=(/)
   Fail: (201) [system] (:)=(/)
^  Call: (201) [user] is_like_space(:)
   Call: (202) [system] char_type(:, 'white')
   Fail: (202) [system] char_type(:, 'white')
   Call: (202) [system] char_type(:, end_of_line)
   Fail: (202) [system] char_type(:, end_of_line)
   Call: (202) [system] char_type(:, space)
   Fail: (202) [system] char_type(:, space)
   Call: (202) [system] char_type(:, cntrl)
   Fail: (202) [system] char_type(:, cntrl)
^  Fail: (201) [user] is_like_space(:)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _114234)
   Exit: (200) [system] peek_char((0x55fbb4538270), :)
   Call: (200) [system] (:)=')'
   Fail: (200) [system] (:)=')'
   Call: (200) [system] (:)=end_of_file
   Fail: (200) [system] (:)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _119804)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _121662)
   Exit: (202) [system] peek_char((0x55fbb4538270), :)
   Call: (202) [system] (:)=(;)
   Fail: (202) [system] (:)=(;)
   Call: (202) [system] (:)=(/)
   Fail: (202) [system] (:)=(/)
^  Call: (202) [user] is_like_space(:)
   Call: (203) [system] char_type(:, 'white')
   Fail: (203) [system] char_type(:, 'white')
   Call: (203) [system] char_type(:, end_of_line)
   Fail: (203) [system] char_type(:, end_of_line)
   Call: (203) [system] char_type(:, space)
   Fail: (203) [system] char_type(:, space)
   Call: (203) [system] char_type(:, cntrl)
   Fail: (203) [system] char_type(:, cntrl)
^  Fail: (202) [user] is_like_space(:)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _137672)
   Exit: (201) [system] get_char((0x55fbb4538270), :)
   Call: (201) [system] (:)='('
   Fail: (201) [system] (:)='('
   Call: (201) [system] (:)='['
   Fail: (201) [system] (:)='['
   Call: (201) [system] (:)='{'
   Fail: (201) [system] (:)='{'
   Call: (201) [system] (:)='"'
   Fail: (201) [system] (:)='"'
   Call: (201) [system] (:)=!
   Fail: (201) [system] (:)=!
   Call: (201) [system] (:)='\''
   Fail: (201) [system] (:)='\''
   Call: (201) [system] (:)='`'
   Fail: (201) [system] (:)='`'
   Call: (201) [system] (:)=end_of_file
   Fail: (201) [system] (:)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), :, _119804)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _155314)
   Call: (203) [system] peek_char((0x55fbb4538270), _156248)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (203) [user] is_delimiter(' ')
   Call: (204) [system] char_type(' ', space)
   Exit: (204) [system] char_type(' ', space)
^  Exit: (203) [user] is_delimiter(' ')
   Call: (203) [system] _155314=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (202) [user] classify_and_convert_charseq([:], _119804)
^  Call: (203) [user] classify_and_convert_charseq_([:], _165532)
^  Call: (205) [system] setup_call_cleanup('$notrace'(_166484, _166486), once(user:catch(read_from_chars([:], _165532), _166466, fail)), '$restore_trace'(_166484, _166486))
^  Call: (206) [system] sig_atomic(system:'$notrace'(_166484, _166486))
^  Exit: (205) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _166466, fail)), system:'$restore_trace'(3, -1))
   Call: (204) [system] atomic(:)
   Exit: (204) [system] atomic(:)
^  Exit: (203) [user] classify_and_convert_charseq_([:], :)
   Call: (203) [system] integer(:)
   Fail: (203) [system] integer(:)
   Call: (203) [system] _119804=(:)
   Exit: (203) [system] (:)=(:)
^  Exit: (202) [user] classify_and_convert_charseq([:], :)
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _178612)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _180470)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _190064)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _192768)
   Exit: (203) [system] peek_char((0x55fbb4538270), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
   Call: (203) [system] '('=(/)
   Fail: (203) [system] '('=(/)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _209702)
   Exit: (201) [system] peek_char((0x55fbb4538270), '(')
   Call: (201) [system] '('=')'
   Fail: (201) [system] '('=')'
   Call: (201) [system] '('=end_of_file
   Fail: (201) [system] '('=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _215272)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _217130)
   Exit: (203) [system] peek_char((0x55fbb4538270), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
   Call: (203) [system] '('=(/)
   Fail: (203) [system] '('=(/)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _233140)
   Exit: (202) [system] get_char((0x55fbb4538270), '(')
   Call: (202) [system] '('='('
   Exit: (202) [system] '('='('
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _215272)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _238710)
   Exit: (204) [system] peek_char((0x55fbb4538270), 'C')
   Call: (204) [system] 'C'=(;)
   Fail: (204) [system] 'C'=(;)
   Call: (204) [system] 'C'=(/)
   Fail: (204) [system] 'C'=(/)
^  Call: (204) [user] is_like_space('C')
   Call: (205) [system] char_type('C', 'white')
   Fail: (205) [system] char_type('C', 'white')
   Call: (205) [system] char_type('C', end_of_line)
   Fail: (205) [system] char_type('C', end_of_line)
   Call: (205) [system] char_type('C', space)
   Fail: (205) [system] char_type('C', space)
   Call: (205) [system] char_type('C', cntrl)
   Fail: (205) [system] char_type('C', cntrl)
^  Fail: (204) [user] is_like_space('C')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _254720)
   Exit: (203) [system] peek_char((0x55fbb4538270), 'C')
   Call: (203) [system] 'C'=')'
   Fail: (203) [system] 'C'=')'
   Call: (203) [system] 'C'=end_of_file
   Fail: (203) [system] 'C'=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55fbb4538270), _260290)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _262148)
   Exit: (205) [system] peek_char((0x55fbb4538270), 'C')
   Call: (205) [system] 'C'=(;)
   Fail: (205) [system] 'C'=(;)
   Call: (205) [system] 'C'=(/)
   Fail: (205) [system] 'C'=(/)
^  Call: (205) [user] is_like_space('C')
   Call: (206) [system] char_type('C', 'white')
   Fail: (206) [system] char_type('C', 'white')
   Call: (206) [system] char_type('C', end_of_line)
   Fail: (206) [system] char_type('C', end_of_line)
   Call: (206) [system] char_type('C', space)
   Fail: (206) [system] char_type('C', space)
   Call: (206) [system] char_type('C', cntrl)
   Fail: (206) [system] char_type('C', cntrl)
^  Fail: (205) [user] is_like_space('C')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] get_char((0x55fbb4538270), _278158)
   Exit: (204) [system] get_char((0x55fbb4538270), 'C')
   Call: (204) [system] 'C'='('
   Fail: (204) [system] 'C'='('
   Call: (204) [system] 'C'='['
   Fail: (204) [system] 'C'='['
   Call: (204) [system] 'C'='{'
   Fail: (204) [system] 'C'='{'
   Call: (204) [system] 'C'='"'
   Fail: (204) [system] 'C'='"'
   Call: (204) [system] 'C'=!
   Fail: (204) [system] 'C'=!
   Call: (204) [system] 'C'='\''
   Fail: (204) [system] 'C'='\''
   Call: (204) [system] 'C'='`'
   Fail: (204) [system] 'C'='`'
   Call: (204) [system] 'C'=end_of_file
   Fail: (204) [system] 'C'=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55fbb4538270), 'C', _260290)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _295800)
   Call: (206) [system] peek_char((0x55fbb4538270), _296734)
   Exit: (206) [system] peek_char((0x55fbb4538270), o)
^  Call: (206) [user] is_delimiter(o)
   Call: (207) [system] char_type(o, space)
   Fail: (207) [system] char_type(o, space)
   Call: (207) [system] arg(_301454, v('(', ')', end_of_file), o)
   Fail: (207) [system] arg(_302386, v('(', ')', end_of_file), o)
^  Fail: (206) [user] is_delimiter(o)
   Call: (206) [system] ')'==o
   Fail: (206) [system] ')'==o
   Call: (206) [system] get_char((0x55fbb4538270), o)
   Exit: (206) [system] get_char((0x55fbb4538270), o)
   Call: (206) [system] o=(\)
   Fail: (206) [system] o=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _309736)
   Call: (207) [system] peek_char((0x55fbb4538270), _310670)
   Exit: (207) [system] peek_char((0x55fbb4538270), n)
^  Call: (207) [user] is_delimiter(n)
   Call: (208) [system] char_type(n, space)
   Fail: (208) [system] char_type(n, space)
   Call: (208) [system] arg(_315390, v('(', ')', end_of_file), n)
   Fail: (208) [system] arg(_316322, v('(', ')', end_of_file), n)
^  Fail: (207) [user] is_delimiter(n)
   Call: (207) [system] ')'==n
   Fail: (207) [system] ')'==n
   Call: (207) [system] get_char((0x55fbb4538270), n)
   Exit: (207) [system] get_char((0x55fbb4538270), n)
   Call: (207) [system] n=(\)
   Fail: (207) [system] n=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _323672)
   Call: (208) [system] peek_char((0x55fbb4538270), _324606)
   Exit: (208) [system] peek_char((0x55fbb4538270), j)
^  Call: (208) [user] is_delimiter(j)
   Call: (209) [system] char_type(j, space)
   Fail: (209) [system] char_type(j, space)
   Call: (209) [system] arg(_329326, v('(', ')', end_of_file), j)
   Fail: (209) [system] arg(_330258, v('(', ')', end_of_file), j)
^  Fail: (208) [user] is_delimiter(j)
   Call: (208) [system] ')'==j
   Fail: (208) [system] ')'==j
   Call: (208) [system] get_char((0x55fbb4538270), j)
   Exit: (208) [system] get_char((0x55fbb4538270), j)
   Call: (208) [system] j=(\)
   Fail: (208) [system] j=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _337608)
   Call: (209) [system] peek_char((0x55fbb4538270), _338542)
   Exit: (209) [system] peek_char((0x55fbb4538270), u)
^  Call: (209) [user] is_delimiter(u)
   Call: (210) [system] char_type(u, space)
   Fail: (210) [system] char_type(u, space)
   Call: (210) [system] arg(_343262, v('(', ')', end_of_file), u)
   Fail: (210) [system] arg(_344194, v('(', ')', end_of_file), u)
^  Fail: (209) [user] is_delimiter(u)
   Call: (209) [system] ')'==u
   Fail: (209) [system] ')'==u
   Call: (209) [system] get_char((0x55fbb4538270), u)
   Exit: (209) [system] get_char((0x55fbb4538270), u)
   Call: (209) [system] u=(\)
   Fail: (209) [system] u=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _351544)
   Call: (210) [system] peek_char((0x55fbb4538270), _352478)
   Exit: (210) [system] peek_char((0x55fbb4538270), n)
^  Call: (210) [user] is_delimiter(n)
   Call: (211) [system] char_type(n, space)
   Fail: (211) [system] char_type(n, space)
   Call: (211) [system] arg(_357198, v('(', ')', end_of_file), n)
   Fail: (211) [system] arg(_358130, v('(', ')', end_of_file), n)
^  Fail: (210) [user] is_delimiter(n)
   Call: (210) [system] ')'==n
   Fail: (210) [system] ')'==n
   Call: (210) [system] get_char((0x55fbb4538270), n)
   Exit: (210) [system] get_char((0x55fbb4538270), n)
   Call: (210) [system] n=(\)
   Fail: (210) [system] n=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _365480)
   Call: (211) [system] peek_char((0x55fbb4538270), _366414)
   Exit: (211) [system] peek_char((0x55fbb4538270), c)
^  Call: (211) [user] is_delimiter(c)
   Call: (212) [system] char_type(c, space)
   Fail: (212) [system] char_type(c, space)
   Call: (212) [system] arg(_371134, v('(', ')', end_of_file), c)
   Fail: (212) [system] arg(_372066, v('(', ')', end_of_file), c)
^  Fail: (211) [user] is_delimiter(c)
   Call: (211) [system] ')'==c
   Fail: (211) [system] ')'==c
   Call: (211) [system] get_char((0x55fbb4538270), c)
   Exit: (211) [system] get_char((0x55fbb4538270), c)
   Call: (211) [system] c=(\)
   Fail: (211) [system] c=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _379416)
   Call: (212) [system] peek_char((0x55fbb4538270), _380350)
   Exit: (212) [system] peek_char((0x55fbb4538270), t)
^  Call: (212) [user] is_delimiter(t)
   Call: (213) [system] char_type(t, space)
   Fail: (213) [system] char_type(t, space)
   Call: (213) [system] arg(_385070, v('(', ')', end_of_file), t)
   Fail: (213) [system] arg(_386002, v('(', ')', end_of_file), t)
^  Fail: (212) [user] is_delimiter(t)
   Call: (212) [system] ')'==t
   Fail: (212) [system] ')'==t
   Call: (212) [system] get_char((0x55fbb4538270), t)
   Exit: (212) [system] get_char((0x55fbb4538270), t)
   Call: (212) [system] t=(\)
   Fail: (212) [system] t=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _393352)
   Call: (213) [system] peek_char((0x55fbb4538270), _394286)
   Exit: (213) [system] peek_char((0x55fbb4538270), i)
^  Call: (213) [user] is_delimiter(i)
   Call: (214) [system] char_type(i, space)
   Fail: (214) [system] char_type(i, space)
   Call: (214) [system] arg(_399006, v('(', ')', end_of_file), i)
   Fail: (214) [system] arg(_399938, v('(', ')', end_of_file), i)
^  Fail: (213) [user] is_delimiter(i)
   Call: (213) [system] ')'==i
   Fail: (213) [system] ')'==i
   Call: (213) [system] get_char((0x55fbb4538270), i)
   Exit: (213) [system] get_char((0x55fbb4538270), i)
   Call: (213) [system] i=(\)
   Fail: (213) [system] i=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _407288)
   Call: (214) [system] peek_char((0x55fbb4538270), _408222)
   Exit: (214) [system] peek_char((0x55fbb4538270), o)
^  Call: (214) [user] is_delimiter(o)
   Call: (215) [system] char_type(o, space)
   Fail: (215) [system] char_type(o, space)
   Call: (215) [system] arg(_412942, v('(', ')', end_of_file), o)
   Fail: (215) [system] arg(_413874, v('(', ')', end_of_file), o)
^  Fail: (214) [user] is_delimiter(o)
   Call: (214) [system] ')'==o
   Fail: (214) [system] ')'==o
   Call: (214) [system] get_char((0x55fbb4538270), o)
   Exit: (214) [system] get_char((0x55fbb4538270), o)
   Call: (214) [system] o=(\)
   Fail: (214) [system] o=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _421224)
   Call: (215) [system] peek_char((0x55fbb4538270), _422158)
   Exit: (215) [system] peek_char((0x55fbb4538270), n)
^  Call: (215) [user] is_delimiter(n)
   Call: (216) [system] char_type(n, space)
   Fail: (216) [system] char_type(n, space)
   Call: (216) [system] arg(_426878, v('(', ')', end_of_file), n)
   Fail: (216) [system] arg(_427810, v('(', ')', end_of_file), n)
^  Fail: (215) [user] is_delimiter(n)
   Call: (215) [system] ')'==n
   Fail: (215) [system] ')'==n
   Call: (215) [system] get_char((0x55fbb4538270), n)
   Exit: (215) [system] get_char((0x55fbb4538270), n)
   Call: (215) [system] n=(\)
   Fail: (215) [system] n=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _435160)
   Call: (216) [system] peek_char((0x55fbb4538270), _436094)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (216) [user] is_delimiter('I')
   Call: (217) [system] char_type('I', space)
   Fail: (217) [system] char_type('I', space)
   Call: (217) [system] arg(_440814, v('(', ')', end_of_file), 'I')
   Fail: (217) [system] arg(_441746, v('(', ')', end_of_file), 'I')
^  Fail: (216) [user] is_delimiter('I')
   Call: (216) [system] ')'=='I'
   Fail: (216) [system] ')'=='I'
   Call: (216) [system] get_char((0x55fbb4538270), 'I')
   Exit: (216) [system] get_char((0x55fbb4538270), 'I')
   Call: (216) [system] 'I'=(\)
   Fail: (216) [system] 'I'=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _449096)
   Call: (217) [system] peek_char((0x55fbb4538270), _450030)
   Exit: (217) [system] peek_char((0x55fbb4538270), n)
^  Call: (217) [user] is_delimiter(n)
   Call: (218) [system] char_type(n, space)
   Fail: (218) [system] char_type(n, space)
   Call: (218) [system] arg(_454750, v('(', ')', end_of_file), n)
   Fail: (218) [system] arg(_455682, v('(', ')', end_of_file), n)
^  Fail: (217) [user] is_delimiter(n)
   Call: (217) [system] ')'==n
   Fail: (217) [system] ')'==n
   Call: (217) [system] get_char((0x55fbb4538270), n)
   Exit: (217) [system] get_char((0x55fbb4538270), n)
   Call: (217) [system] n=(\)
   Fail: (217) [system] n=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _463032)
   Call: (218) [system] peek_char((0x55fbb4538270), _463966)
   Exit: (218) [system] peek_char((0x55fbb4538270), t)
^  Call: (218) [user] is_delimiter(t)
   Call: (219) [system] char_type(t, space)
   Fail: (219) [system] char_type(t, space)
   Call: (219) [system] arg(_468686, v('(', ')', end_of_file), t)
   Fail: (219) [system] arg(_469618, v('(', ')', end_of_file), t)
^  Fail: (218) [user] is_delimiter(t)
   Call: (218) [system] ')'==t
   Fail: (218) [system] ')'==t
   Call: (218) [system] get_char((0x55fbb4538270), t)
   Exit: (218) [system] get_char((0x55fbb4538270), t)
   Call: (218) [system] t=(\)
   Fail: (218) [system] t=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _476968)
   Call: (219) [system] peek_char((0x55fbb4538270), _477902)
   Exit: (219) [system] peek_char((0x55fbb4538270), r)
^  Call: (219) [user] is_delimiter(r)
   Call: (220) [system] char_type(r, space)
   Fail: (220) [system] char_type(r, space)
   Call: (220) [system] arg(_482622, v('(', ')', end_of_file), r)
   Fail: (220) [system] arg(_483554, v('(', ')', end_of_file), r)
^  Fail: (219) [user] is_delimiter(r)
   Call: (219) [system] ')'==r
   Fail: (219) [system] ')'==r
   Call: (219) [system] get_char((0x55fbb4538270), r)
   Exit: (219) [system] get_char((0x55fbb4538270), r)
   Call: (219) [system] r=(\)
   Fail: (219) [system] r=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _490904)
   Call: (220) [system] peek_char((0x55fbb4538270), _491838)
   Exit: (220) [system] peek_char((0x55fbb4538270), o)
^  Call: (220) [user] is_delimiter(o)
   Call: (221) [system] char_type(o, space)
   Fail: (221) [system] char_type(o, space)
   Call: (221) [system] arg(_496558, v('(', ')', end_of_file), o)
   Fail: (221) [system] arg(_497490, v('(', ')', end_of_file), o)
^  Fail: (220) [user] is_delimiter(o)
   Call: (220) [system] ')'==o
   Fail: (220) [system] ')'==o
   Call: (220) [system] get_char((0x55fbb4538270), o)
   Exit: (220) [system] get_char((0x55fbb4538270), o)
   Call: (220) [system] o=(\)
   Fail: (220) [system] o=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _504840)
   Call: (221) [system] peek_char((0x55fbb4538270), _505774)
   Exit: (221) [system] peek_char((0x55fbb4538270), d)
^  Call: (221) [user] is_delimiter(d)
   Call: (222) [system] char_type(d, space)
   Fail: (222) [system] char_type(d, space)
   Call: (222) [system] arg(_510494, v('(', ')', end_of_file), d)
   Fail: (222) [system] arg(_511426, v('(', ')', end_of_file), d)
^  Fail: (221) [user] is_delimiter(d)
   Call: (221) [system] ')'==d
   Fail: (221) [system] ')'==d
   Call: (221) [system] get_char((0x55fbb4538270), d)
   Exit: (221) [system] get_char((0x55fbb4538270), d)
   Call: (221) [system] d=(\)
   Fail: (221) [system] d=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _518776)
   Call: (222) [system] peek_char((0x55fbb4538270), _519710)
   Exit: (222) [system] peek_char((0x55fbb4538270), u)
^  Call: (222) [user] is_delimiter(u)
   Call: (223) [system] char_type(u, space)
   Fail: (223) [system] char_type(u, space)
   Call: (223) [system] arg(_524430, v('(', ')', end_of_file), u)
   Fail: (223) [system] arg(_525362, v('(', ')', end_of_file), u)
^  Fail: (222) [user] is_delimiter(u)
   Call: (222) [system] ')'==u
   Fail: (222) [system] ')'==u
   Call: (222) [system] get_char((0x55fbb4538270), u)
   Exit: (222) [system] get_char((0x55fbb4538270), u)
   Call: (222) [system] u=(\)
   Fail: (222) [system] u=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _532712)
   Call: (223) [system] peek_char((0x55fbb4538270), _533646)
   Exit: (223) [system] peek_char((0x55fbb4538270), c)
^  Call: (223) [user] is_delimiter(c)
   Call: (224) [system] char_type(c, space)
   Fail: (224) [system] char_type(c, space)
   Call: (224) [system] arg(_538366, v('(', ')', end_of_file), c)
   Fail: (224) [system] arg(_539298, v('(', ')', end_of_file), c)
^  Fail: (223) [user] is_delimiter(c)
   Call: (223) [system] ')'==c
   Fail: (223) [system] ')'==c
   Call: (223) [system] get_char((0x55fbb4538270), c)
   Exit: (223) [system] get_char((0x55fbb4538270), c)
   Call: (223) [system] c=(\)
   Fail: (223) [system] c=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _546648)
   Call: (224) [system] peek_char((0x55fbb4538270), _547582)
   Exit: (224) [system] peek_char((0x55fbb4538270), t)
^  Call: (224) [user] is_delimiter(t)
   Call: (225) [system] char_type(t, space)
   Fail: (225) [system] char_type(t, space)
   Call: (225) [system] arg(_552302, v('(', ')', end_of_file), t)
   Fail: (225) [system] arg(_553234, v('(', ')', end_of_file), t)
^  Fail: (224) [user] is_delimiter(t)
   Call: (224) [system] ')'==t
   Fail: (224) [system] ')'==t
   Call: (224) [system] get_char((0x55fbb4538270), t)
   Exit: (224) [system] get_char((0x55fbb4538270), t)
   Call: (224) [system] t=(\)
   Fail: (224) [system] t=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _560584)
   Call: (225) [system] peek_char((0x55fbb4538270), _561518)
   Exit: (225) [system] peek_char((0x55fbb4538270), i)
^  Call: (225) [user] is_delimiter(i)
   Call: (226) [system] char_type(i, space)
   Fail: (226) [system] char_type(i, space)
   Call: (226) [system] arg(_566238, v('(', ')', end_of_file), i)
   Fail: (226) [system] arg(_567170, v('(', ')', end_of_file), i)
^  Fail: (225) [user] is_delimiter(i)
   Call: (225) [system] ')'==i
   Fail: (225) [system] ')'==i
   Call: (225) [system] get_char((0x55fbb4538270), i)
   Exit: (225) [system] get_char((0x55fbb4538270), i)
   Call: (225) [system] i=(\)
   Fail: (225) [system] i=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _574520)
   Call: (226) [system] peek_char((0x55fbb4538270), _575454)
   Exit: (226) [system] peek_char((0x55fbb4538270), o)
^  Call: (226) [user] is_delimiter(o)
   Call: (227) [system] char_type(o, space)
   Fail: (227) [system] char_type(o, space)
   Call: (227) [system] arg(_580174, v('(', ')', end_of_file), o)
   Fail: (227) [system] arg(_581106, v('(', ')', end_of_file), o)
^  Fail: (226) [user] is_delimiter(o)
   Call: (226) [system] ')'==o
   Fail: (226) [system] ')'==o
   Call: (226) [system] get_char((0x55fbb4538270), o)
   Exit: (226) [system] get_char((0x55fbb4538270), o)
   Call: (226) [system] o=(\)
   Fail: (226) [system] o=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _588456)
   Call: (227) [system] peek_char((0x55fbb4538270), _589390)
   Exit: (227) [system] peek_char((0x55fbb4538270), n)
^  Call: (227) [user] is_delimiter(n)
   Call: (228) [system] char_type(n, space)
   Fail: (228) [system] char_type(n, space)
   Call: (228) [system] arg(_594110, v('(', ')', end_of_file), n)
   Fail: (228) [system] arg(_595042, v('(', ')', end_of_file), n)
^  Fail: (227) [user] is_delimiter(n)
   Call: (227) [system] ')'==n
   Fail: (227) [system] ')'==n
   Call: (227) [system] get_char((0x55fbb4538270), n)
   Exit: (227) [system] get_char((0x55fbb4538270), n)
   Call: (227) [system] n=(\)
   Fail: (227) [system] n=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _602392)
   Call: (228) [system] peek_char((0x55fbb4538270), _603326)
   Exit: (228) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (228) [user] is_delimiter(' ')
   Call: (229) [system] char_type(' ', space)
   Exit: (229) [system] char_type(' ', space)
^  Exit: (228) [user] is_delimiter(' ')
   Call: (228) [system] _602392=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (227) [system] _588456=[n]
   Exit: (227) [system] [n]=[n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (226) [system] _574520=[o, n]
   Exit: (226) [system] [o, n]=[o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (225) [system] _560584=[i, o, n]
   Exit: (225) [system] [i, o, n]=[i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (224) [system] _546648=[t, i, o, n]
   Exit: (224) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (223) [system] _532712=[c, t, i, o, n]
   Exit: (223) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (222) [system] _518776=[u, c, t, i, o, n]
   Exit: (222) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (221) [system] _504840=[d, u, c, t, i, o, n]
   Exit: (221) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (220) [system] _490904=[o, d, u, c, t, i, o, n]
   Exit: (220) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (219) [system] _476968=[r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _463032=[t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _449096=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _435160=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _421224=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _407288=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _393352=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (212) [system] _379416=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (212) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (211) [system] _365480=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (211) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (210) [system] _351544=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (210) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (209) [system] _337608=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (209) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (208) [system] _323672=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (208) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (207) [system] _309736=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (207) [system] [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (206) [system] _295800=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (206) [system] [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (205) [user] classify_and_convert_charseq(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _260290)
^  Call: (206) [user] classify_and_convert_charseq_(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _674078)
^  Call: (208) [system] setup_call_cleanup('$notrace'(_675030, _675032), once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _674078), _675012, fail)), '$restore_trace'(_675030, _675032))
^  Call: (209) [system] sig_atomic(system:'$notrace'(_675030, _675032))
^  Exit: (208) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _674078), _675012, fail)), system:'$restore_trace'(3, -1))
   Call: (207) [system] atomic(_674078)
   Fail: (207) [system] atomic(_674078)
   Call: (207) [system] atom_chars(_674078, ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (207) [system] atom_chars('ConjunctionIntroduction', ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (206) [user] classify_and_convert_charseq_(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
   Call: (206) [system] integer('ConjunctionIntroduction')
   Fail: (206) [system] integer('ConjunctionIntroduction')
   Call: (206) [system] _260290='ConjunctionIntroduction'
   Exit: (206) [system] 'ConjunctionIntroduction'='ConjunctionIntroduction'
^  Exit: (205) [user] classify_and_convert_charseq(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
^  Exit: (204) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'ConjunctionIntroduction')
^  Exit: (203) [user] cont_sexpr(')', (0x55fbb4538270), 'ConjunctionIntroduction')
^  Call: (203) [user] read_list(')', (0x55fbb4538270), _689028)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _690886)
   Exit: (205) [system] peek_char((0x55fbb4538270), ' ')
   Call: (205) [system] ' '=(;)
   Fail: (205) [system] ' '=(;)
   Call: (205) [system] ' '=(/)
   Fail: (205) [system] ' '=(/)
^  Call: (205) [user] is_like_space(' ')
   Call: (206) [system] char_type(' ', 'white')
   Exit: (206) [system] char_type(' ', 'white')
^  Exit: (205) [user] is_like_space(' ')
   Call: (205) [system] get_char((0x55fbb4538270), _700480)
   Exit: (205) [system] get_char((0x55fbb4538270), ' ')
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _703184)
   Exit: (206) [system] peek_char((0x55fbb4538270), c)
   Call: (206) [system] c=(;)
   Fail: (206) [system] c=(;)
   Call: (206) [system] c=(/)
   Fail: (206) [system] c=(/)
^  Call: (206) [user] is_like_space(c)
   Call: (207) [system] char_type(c, 'white')
   Fail: (207) [system] char_type(c, 'white')
   Call: (207) [system] char_type(c, end_of_line)
   Fail: (207) [system] char_type(c, end_of_line)
   Call: (207) [system] char_type(c, space)
   Fail: (207) [system] char_type(c, space)
   Call: (207) [system] char_type(c, cntrl)
   Fail: (207) [system] char_type(c, cntrl)
^  Fail: (206) [user] is_like_space(c)
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _720118)
   Exit: (204) [system] peek_char((0x55fbb4538270), c)
   Call: (204) [system] c=')'
   Fail: (204) [system] c=')'
   Call: (204) [system] c=end_of_file
   Fail: (204) [system] c=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55fbb4538270), _725688)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _727546)
   Exit: (206) [system] peek_char((0x55fbb4538270), c)
   Call: (206) [system] c=(;)
   Fail: (206) [system] c=(;)
   Call: (206) [system] c=(/)
   Fail: (206) [system] c=(/)
^  Call: (206) [user] is_like_space(c)
   Call: (207) [system] char_type(c, 'white')
   Fail: (207) [system] char_type(c, 'white')
   Call: (207) [system] char_type(c, end_of_line)
   Fail: (207) [system] char_type(c, end_of_line)
   Call: (207) [system] char_type(c, space)
   Fail: (207) [system] char_type(c, space)
   Call: (207) [system] char_type(c, cntrl)
   Fail: (207) [system] char_type(c, cntrl)
^  Fail: (206) [user] is_like_space(c)
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] get_char((0x55fbb4538270), _743556)
   Exit: (205) [system] get_char((0x55fbb4538270), c)
   Call: (205) [system] c='('
   Fail: (205) [system] c='('
   Call: (205) [system] c='['
   Fail: (205) [system] c='['
   Call: (205) [system] c='{'
   Fail: (205) [system] c='{'
   Call: (205) [system] c='"'
   Fail: (205) [system] c='"'
   Call: (205) [system] c=!
   Fail: (205) [system] c=!
   Call: (205) [system] c='\''
   Fail: (205) [system] c='\''
   Call: (205) [system] c='`'
   Fail: (205) [system] c='`'
   Call: (205) [system] c=end_of_file
   Fail: (205) [system] c=end_of_file
^  Call: (205) [user] read_symbolic(')', (0x55fbb4538270), c, _725688)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _761198)
   Call: (207) [system] peek_char((0x55fbb4538270), _762132)
   Exit: (207) [system] peek_char((0x55fbb4538270), d)
^  Call: (207) [user] is_delimiter(d)
   Call: (208) [system] char_type(d, space)
   Fail: (208) [system] char_type(d, space)
   Call: (208) [system] arg(_766852, v('(', ')', end_of_file), d)
   Fail: (208) [system] arg(_767784, v('(', ')', end_of_file), d)
^  Fail: (207) [user] is_delimiter(d)
   Call: (207) [system] ')'==d
   Fail: (207) [system] ')'==d
   Call: (207) [system] get_char((0x55fbb4538270), d)
   Exit: (207) [system] get_char((0x55fbb4538270), d)
   Call: (207) [system] d=(\)
   Fail: (207) [system] d=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _775134)
   Call: (208) [system] peek_char((0x55fbb4538270), _776068)
   Exit: (208) [system] peek_char((0x55fbb4538270), e)
^  Call: (208) [user] is_delimiter(e)
   Call: (209) [system] char_type(e, space)
   Fail: (209) [system] char_type(e, space)
   Call: (209) [system] arg(_780788, v('(', ')', end_of_file), e)
   Fail: (209) [system] arg(_781720, v('(', ')', end_of_file), e)
^  Fail: (208) [user] is_delimiter(e)
   Call: (208) [system] ')'==e
   Fail: (208) [system] ')'==e
   Call: (208) [system] get_char((0x55fbb4538270), e)
   Exit: (208) [system] get_char((0x55fbb4538270), e)
   Call: (208) [system] e=(\)
   Fail: (208) [system] e=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _789070)
   Call: (209) [system] peek_char((0x55fbb4538270), _790004)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _789070=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (208) [system] _775134=[e]
   Exit: (208) [system] [e]=[e]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (207) [system] _761198=[d, e]
   Exit: (207) [system] [d, e]=[d, e]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, e])
^  Call: (206) [user] classify_and_convert_charseq([c, d, e], _725688)
^  Call: (207) [user] classify_and_convert_charseq_([c, d, e], _804876)
^  Call: (209) [system] setup_call_cleanup('$notrace'(_805828, _805830), once(user:catch(read_from_chars([c, d, e], _804876), _805810, fail)), '$restore_trace'(_805828, _805830))
^  Call: (210) [system] sig_atomic(system:'$notrace'(_805828, _805830))
^  Exit: (209) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _805810, fail)), system:'$restore_trace'(3, -1))
   Call: (208) [system] atomic(cde)
   Exit: (208) [system] atomic(cde)
^  Exit: (207) [user] classify_and_convert_charseq_([c, d, e], cde)
   Call: (207) [system] integer(cde)
   Fail: (207) [system] integer(cde)
   Call: (207) [system] _725688=cde
   Exit: (207) [system] cde=cde
^  Exit: (206) [user] classify_and_convert_charseq([c, d, e], cde)
^  Exit: (205) [user] read_symbolic(')', (0x55fbb4538270), c, cde)
^  Exit: (204) [user] cont_sexpr(')', (0x55fbb4538270), cde)
^  Call: (204) [user] read_list(')', (0x55fbb4538270), _817956)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _819814)
   Exit: (206) [system] peek_char((0x55fbb4538270), ' ')
   Call: (206) [system] ' '=(;)
   Fail: (206) [system] ' '=(;)
   Call: (206) [system] ' '=(/)
   Fail: (206) [system] ' '=(/)
^  Call: (206) [user] is_like_space(' ')
   Call: (207) [system] char_type(' ', 'white')
   Exit: (207) [system] char_type(' ', 'white')
^  Exit: (206) [user] is_like_space(' ')
   Call: (206) [system] get_char((0x55fbb4538270), _829408)
   Exit: (206) [system] get_char((0x55fbb4538270), ' ')
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _832112)
   Exit: (207) [system] peek_char((0x55fbb4538270), c)
   Call: (207) [system] c=(;)
   Fail: (207) [system] c=(;)
   Call: (207) [system] c=(/)
   Fail: (207) [system] c=(/)
^  Call: (207) [user] is_like_space(c)
   Call: (208) [system] char_type(c, 'white')
   Fail: (208) [system] char_type(c, 'white')
   Call: (208) [system] char_type(c, end_of_line)
   Fail: (208) [system] char_type(c, end_of_line)
   Call: (208) [system] char_type(c, space)
   Fail: (208) [system] char_type(c, space)
   Call: (208) [system] char_type(c, cntrl)
   Fail: (208) [system] char_type(c, cntrl)
^  Fail: (207) [user] is_like_space(c)
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _849046)
   Exit: (205) [system] peek_char((0x55fbb4538270), c)
   Call: (205) [system] c=')'
   Fail: (205) [system] c=')'
   Call: (205) [system] c=end_of_file
   Fail: (205) [system] c=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55fbb4538270), _854616)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _856474)
   Exit: (207) [system] peek_char((0x55fbb4538270), c)
   Call: (207) [system] c=(;)
   Fail: (207) [system] c=(;)
   Call: (207) [system] c=(/)
   Fail: (207) [system] c=(/)
^  Call: (207) [user] is_like_space(c)
   Call: (208) [system] char_type(c, 'white')
   Fail: (208) [system] char_type(c, 'white')
   Call: (208) [system] char_type(c, end_of_line)
   Fail: (208) [system] char_type(c, end_of_line)
   Call: (208) [system] char_type(c, space)
   Fail: (208) [system] char_type(c, space)
   Call: (208) [system] char_type(c, cntrl)
   Fail: (208) [system] char_type(c, cntrl)
^  Fail: (207) [user] is_like_space(c)
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] get_char((0x55fbb4538270), _872484)
   Exit: (206) [system] get_char((0x55fbb4538270), c)
   Call: (206) [system] c='('
   Fail: (206) [system] c='('
   Call: (206) [system] c='['
   Fail: (206) [system] c='['
   Call: (206) [system] c='{'
   Fail: (206) [system] c='{'
   Call: (206) [system] c='"'
   Fail: (206) [system] c='"'
   Call: (206) [system] c=!
   Fail: (206) [system] c=!
   Call: (206) [system] c='\''
   Fail: (206) [system] c='\''
   Call: (206) [system] c='`'
   Fail: (206) [system] c='`'
   Call: (206) [system] c=end_of_file
   Fail: (206) [system] c=end_of_file
^  Call: (206) [user] read_symbolic(')', (0x55fbb4538270), c, _854616)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _890126)
   Call: (208) [system] peek_char((0x55fbb4538270), _891060)
   Exit: (208) [system] peek_char((0x55fbb4538270), d)
^  Call: (208) [user] is_delimiter(d)
   Call: (209) [system] char_type(d, space)
   Fail: (209) [system] char_type(d, space)
   Call: (209) [system] arg(_895780, v('(', ')', end_of_file), d)
   Fail: (209) [system] arg(_896712, v('(', ')', end_of_file), d)
^  Fail: (208) [user] is_delimiter(d)
   Call: (208) [system] ')'==d
   Fail: (208) [system] ')'==d
   Call: (208) [system] get_char((0x55fbb4538270), d)
   Exit: (208) [system] get_char((0x55fbb4538270), d)
   Call: (208) [system] d=(\)
   Fail: (208) [system] d=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _904062)
   Call: (209) [system] peek_char((0x55fbb4538270), _904996)
   Exit: (209) [system] peek_char((0x55fbb4538270), e)
^  Call: (209) [user] is_delimiter(e)
   Call: (210) [system] char_type(e, space)
   Fail: (210) [system] char_type(e, space)
   Call: (210) [system] arg(_909716, v('(', ')', end_of_file), e)
   Fail: (210) [system] arg(_910648, v('(', ')', end_of_file), e)
^  Fail: (209) [user] is_delimiter(e)
   Call: (209) [system] ')'==e
   Fail: (209) [system] ')'==e
   Call: (209) [system] get_char((0x55fbb4538270), e)
   Exit: (209) [system] get_char((0x55fbb4538270), e)
   Call: (209) [system] e=(\)
   Fail: (209) [system] e=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _917998)
   Call: (210) [system] peek_char((0x55fbb4538270), _918932)
   Exit: (210) [system] peek_char((0x55fbb4538270), ')')
^  Call: (210) [user] is_delimiter(')')
   Call: (211) [system] char_type(')', space)
   Fail: (211) [system] char_type(')', space)
   Call: (211) [system] arg(_923652, v('(', ')', end_of_file), ')')
   Exit: (211) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (210) [user] is_delimiter(')')
   Call: (210) [system] _917998=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (209) [system] _904062=[e]
   Exit: (209) [system] [e]=[e]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (208) [system] _890126=[d, e]
   Exit: (208) [system] [d, e]=[d, e]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, e])
^  Call: (207) [user] classify_and_convert_charseq([c, d, e], _854616)
^  Call: (208) [user] classify_and_convert_charseq_([c, d, e], _935676)
^  Call: (210) [system] setup_call_cleanup('$notrace'(_936628, _936630), once(user:catch(read_from_chars([c, d, e], _935676), _936610, fail)), '$restore_trace'(_936628, _936630))
^  Call: (211) [system] sig_atomic(system:'$notrace'(_936628, _936630))
^  Exit: (210) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _936610, fail)), system:'$restore_trace'(3, -1))
   Call: (209) [system] atomic(cde)
   Exit: (209) [system] atomic(cde)
^  Exit: (208) [user] classify_and_convert_charseq_([c, d, e], cde)
   Call: (208) [system] integer(cde)
   Fail: (208) [system] integer(cde)
   Call: (208) [system] _854616=cde
   Exit: (208) [system] cde=cde
^  Exit: (207) [user] classify_and_convert_charseq([c, d, e], cde)
^  Exit: (206) [user] read_symbolic(')', (0x55fbb4538270), c, cde)
^  Exit: (205) [user] cont_sexpr(')', (0x55fbb4538270), cde)
^  Call: (205) [user] read_list(')', (0x55fbb4538270), _948756)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _950614)
   Exit: (207) [system] peek_char((0x55fbb4538270), ')')
   Call: (207) [system] ')'=(;)
   Fail: (207) [system] ')'=(;)
   Call: (207) [system] ')'=(/)
   Fail: (207) [system] ')'=(/)
^  Call: (207) [user] is_like_space(')')
   Call: (208) [system] char_type(')', 'white')
   Fail: (208) [system] char_type(')', 'white')
   Call: (208) [system] char_type(')', end_of_line)
   Fail: (208) [system] char_type(')', end_of_line)
   Call: (208) [system] char_type(')', space)
   Fail: (208) [system] char_type(')', space)
   Call: (208) [system] char_type(')', cntrl)
   Fail: (208) [system] char_type(')', cntrl)
^  Fail: (207) [user] is_like_space(')')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _966624)
   Exit: (206) [system] peek_char((0x55fbb4538270), ')')
   Call: (206) [system] ')'=')'
   Exit: (206) [system] ')'=')'
   Call: (206) [system] get_char((0x55fbb4538270), _970414)
   Exit: (206) [system] get_char((0x55fbb4538270), ')')
   Call: (206) [system] _948756=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_list(')', (0x55fbb4538270), [])
   Call: (205) [system] _817956=[cde]
   Exit: (205) [system] [cde]=[cde]
^  Exit: (204) [user] read_list(')', (0x55fbb4538270), [cde])
   Call: (204) [system] _689028=[cde, cde]
   Exit: (204) [system] [cde, cde]=[cde, cde]
^  Exit: (203) [user] read_list(')', (0x55fbb4538270), [cde, cde])
   Call: (203) [system] _215272=['ConjunctionIntroduction', cde, cde]
   Exit: (203) [system] ['ConjunctionIntroduction', cde, cde]=['ConjunctionIntroduction', cde, cde]
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), ['ConjunctionIntroduction', cde, cde])
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), ['ConjunctionIntroduction', cde, cde])
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _984296)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _986154)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
   Call: (203) [system] ' '=(/)
   Fail: (203) [system] ' '=(/)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55fbb4538270), _995748)
   Exit: (203) [system] get_char((0x55fbb4538270), ' ')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _998452)
   Exit: (204) [system] peek_char((0x55fbb4538270), '(')
   Call: (204) [system] '('=(;)
   Fail: (204) [system] '('=(;)
   Call: (204) [system] '('=(/)
   Fail: (204) [system] '('=(/)
^  Call: (204) [user] is_like_space('(')
   Call: (205) [system] char_type('(', 'white')
   Fail: (205) [system] char_type('(', 'white')
   Call: (205) [system] char_type('(', end_of_line)
   Fail: (205) [system] char_type('(', end_of_line)
   Call: (205) [system] char_type('(', space)
   Fail: (205) [system] char_type('(', space)
   Call: (205) [system] char_type('(', cntrl)
   Fail: (205) [system] char_type('(', cntrl)
^  Fail: (204) [user] is_like_space('(')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1015386)
   Exit: (202) [system] peek_char((0x55fbb4538270), '(')
   Call: (202) [system] '('=')'
   Fail: (202) [system] '('=')'
   Call: (202) [system] '('=end_of_file
   Fail: (202) [system] '('=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55fbb4538270), _1020956)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1022814)
   Exit: (204) [system] peek_char((0x55fbb4538270), '(')
   Call: (204) [system] '('=(;)
   Fail: (204) [system] '('=(;)
   Call: (204) [system] '('=(/)
   Fail: (204) [system] '('=(/)
^  Call: (204) [user] is_like_space('(')
   Call: (205) [system] char_type('(', 'white')
   Fail: (205) [system] char_type('(', 'white')
   Call: (205) [system] char_type('(', end_of_line)
   Fail: (205) [system] char_type('(', end_of_line)
   Call: (205) [system] char_type('(', space)
   Fail: (205) [system] char_type('(', space)
   Call: (205) [system] char_type('(', cntrl)
   Fail: (205) [system] char_type('(', cntrl)
^  Fail: (204) [user] is_like_space('(')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] get_char((0x55fbb4538270), _1038824)
   Exit: (203) [system] get_char((0x55fbb4538270), '(')
   Call: (203) [system] '('='('
   Exit: (203) [system] '('='('
^  Call: (203) [user] read_list(')', (0x55fbb4538270), _1020956)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1044394)
   Exit: (205) [system] peek_char((0x55fbb4538270), 'A')
   Call: (205) [system] 'A'=(;)
   Fail: (205) [system] 'A'=(;)
   Call: (205) [system] 'A'=(/)
   Fail: (205) [system] 'A'=(/)
^  Call: (205) [user] is_like_space('A')
   Call: (206) [system] char_type('A', 'white')
   Fail: (206) [system] char_type('A', 'white')
   Call: (206) [system] char_type('A', end_of_line)
   Fail: (206) [system] char_type('A', end_of_line)
   Call: (206) [system] char_type('A', space)
   Fail: (206) [system] char_type('A', space)
   Call: (206) [system] char_type('A', cntrl)
   Fail: (206) [system] char_type('A', cntrl)
^  Fail: (205) [user] is_like_space('A')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1060404)
   Exit: (204) [system] peek_char((0x55fbb4538270), 'A')
   Call: (204) [system] 'A'=')'
   Fail: (204) [system] 'A'=')'
   Call: (204) [system] 'A'=end_of_file
   Fail: (204) [system] 'A'=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55fbb4538270), _1065974)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1067832)
   Exit: (206) [system] peek_char((0x55fbb4538270), 'A')
   Call: (206) [system] 'A'=(;)
   Fail: (206) [system] 'A'=(;)
   Call: (206) [system] 'A'=(/)
   Fail: (206) [system] 'A'=(/)
^  Call: (206) [user] is_like_space('A')
   Call: (207) [system] char_type('A', 'white')
   Fail: (207) [system] char_type('A', 'white')
   Call: (207) [system] char_type('A', end_of_line)
   Fail: (207) [system] char_type('A', end_of_line)
   Call: (207) [system] char_type('A', space)
   Fail: (207) [system] char_type('A', space)
   Call: (207) [system] char_type('A', cntrl)
   Fail: (207) [system] char_type('A', cntrl)
^  Fail: (206) [user] is_like_space('A')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] get_char((0x55fbb4538270), _1083842)
   Exit: (205) [system] get_char((0x55fbb4538270), 'A')
   Call: (205) [system] 'A'='('
   Fail: (205) [system] 'A'='('
   Call: (205) [system] 'A'='['
   Fail: (205) [system] 'A'='['
   Call: (205) [system] 'A'='{'
   Fail: (205) [system] 'A'='{'
   Call: (205) [system] 'A'='"'
   Fail: (205) [system] 'A'='"'
   Call: (205) [system] 'A'=!
   Fail: (205) [system] 'A'=!
   Call: (205) [system] 'A'='\''
   Fail: (205) [system] 'A'='\''
   Call: (205) [system] 'A'='`'
   Fail: (205) [system] 'A'='`'
   Call: (205) [system] 'A'=end_of_file
   Fail: (205) [system] 'A'=end_of_file
^  Call: (205) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1065974)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1101484)
   Call: (207) [system] peek_char((0x55fbb4538270), _1102418)
   Exit: (207) [system] peek_char((0x55fbb4538270), n)
^  Call: (207) [user] is_delimiter(n)
   Call: (208) [system] char_type(n, space)
   Fail: (208) [system] char_type(n, space)
   Call: (208) [system] arg(_1107138, v('(', ')', end_of_file), n)
   Fail: (208) [system] arg(_1108070, v('(', ')', end_of_file), n)
^  Fail: (207) [user] is_delimiter(n)
   Call: (207) [system] ')'==n
   Fail: (207) [system] ')'==n
   Call: (207) [system] get_char((0x55fbb4538270), n)
   Exit: (207) [system] get_char((0x55fbb4538270), n)
   Call: (207) [system] n=(\)
   Fail: (207) [system] n=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1115420)
   Call: (208) [system] peek_char((0x55fbb4538270), _1116354)
   Exit: (208) [system] peek_char((0x55fbb4538270), d)
^  Call: (208) [user] is_delimiter(d)
   Call: (209) [system] char_type(d, space)
   Fail: (209) [system] char_type(d, space)
   Call: (209) [system] arg(_1121074, v('(', ')', end_of_file), d)
   Fail: (209) [system] arg(_1122006, v('(', ')', end_of_file), d)
^  Fail: (208) [user] is_delimiter(d)
   Call: (208) [system] ')'==d
   Fail: (208) [system] ')'==d
   Call: (208) [system] get_char((0x55fbb4538270), d)
   Exit: (208) [system] get_char((0x55fbb4538270), d)
   Call: (208) [system] d=(\)
   Fail: (208) [system] d=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1129356)
   Call: (209) [system] peek_char((0x55fbb4538270), _1130290)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (209) [user] is_delimiter('L')
   Call: (210) [system] char_type('L', space)
   Fail: (210) [system] char_type('L', space)
   Call: (210) [system] arg(_1135010, v('(', ')', end_of_file), 'L')
   Fail: (210) [system] arg(_1135942, v('(', ')', end_of_file), 'L')
^  Fail: (209) [user] is_delimiter('L')
   Call: (209) [system] ')'=='L'
   Fail: (209) [system] ')'=='L'
   Call: (209) [system] get_char((0x55fbb4538270), 'L')
   Exit: (209) [system] get_char((0x55fbb4538270), 'L')
   Call: (209) [system] 'L'=(\)
   Fail: (209) [system] 'L'=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1143292)
   Call: (210) [system] peek_char((0x55fbb4538270), _1144226)
   Exit: (210) [system] peek_char((0x55fbb4538270), i)
^  Call: (210) [user] is_delimiter(i)
   Call: (211) [system] char_type(i, space)
   Fail: (211) [system] char_type(i, space)
   Call: (211) [system] arg(_1148946, v('(', ')', end_of_file), i)
   Fail: (211) [system] arg(_1149878, v('(', ')', end_of_file), i)
^  Fail: (210) [user] is_delimiter(i)
   Call: (210) [system] ')'==i
   Fail: (210) [system] ')'==i
   Call: (210) [system] get_char((0x55fbb4538270), i)
   Exit: (210) [system] get_char((0x55fbb4538270), i)
   Call: (210) [system] i=(\)
   Fail: (210) [system] i=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1157228)
   Call: (211) [system] peek_char((0x55fbb4538270), _1158162)
   Exit: (211) [system] peek_char((0x55fbb4538270), n)
^  Call: (211) [user] is_delimiter(n)
   Call: (212) [system] char_type(n, space)
   Fail: (212) [system] char_type(n, space)
   Call: (212) [system] arg(_1162882, v('(', ')', end_of_file), n)
   Fail: (212) [system] arg(_1163814, v('(', ')', end_of_file), n)
^  Fail: (211) [user] is_delimiter(n)
   Call: (211) [system] ')'==n
   Fail: (211) [system] ')'==n
   Call: (211) [system] get_char((0x55fbb4538270), n)
   Exit: (211) [system] get_char((0x55fbb4538270), n)
   Call: (211) [system] n=(\)
   Fail: (211) [system] n=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1171164)
   Call: (212) [system] peek_char((0x55fbb4538270), _1172098)
   Exit: (212) [system] peek_char((0x55fbb4538270), k)
^  Call: (212) [user] is_delimiter(k)
   Call: (213) [system] char_type(k, space)
   Fail: (213) [system] char_type(k, space)
   Call: (213) [system] arg(_1176818, v('(', ')', end_of_file), k)
   Fail: (213) [system] arg(_1177750, v('(', ')', end_of_file), k)
^  Fail: (212) [user] is_delimiter(k)
   Call: (212) [system] ')'==k
   Fail: (212) [system] ')'==k
   Call: (212) [system] get_char((0x55fbb4538270), k)
   Exit: (212) [system] get_char((0x55fbb4538270), k)
   Call: (212) [system] k=(\)
   Fail: (212) [system] k=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1185100)
   Call: (213) [system] peek_char((0x55fbb4538270), _1186034)
   Exit: (213) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (213) [user] is_delimiter(' ')
   Call: (214) [system] char_type(' ', space)
   Exit: (214) [system] char_type(' ', space)
^  Exit: (213) [user] is_delimiter(' ')
   Call: (213) [system] _1185100=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (212) [system] _1171164=[k]
   Exit: (212) [system] [k]=[k]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (211) [system] _1157228=[n, k]
   Exit: (211) [system] [n, k]=[n, k]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (210) [system] _1143292=[i, n, k]
   Exit: (210) [system] [i, n, k]=[i, n, k]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (209) [system] _1129356=['L', i, n, k]
   Exit: (209) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (208) [system] _1115420=[d, 'L', i, n, k]
   Exit: (208) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (207) [system] _1101484=[n, d, 'L', i, n, k]
   Exit: (207) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (206) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _1065974)
^  Call: (207) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _1212082)
^  Call: (209) [system] setup_call_cleanup('$notrace'(_1213034, _1213036), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1212082), _1213016, fail)), '$restore_trace'(_1213034, _1213036))
^  Call: (210) [system] sig_atomic(system:'$notrace'(_1213034, _1213036))
^  Exit: (209) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1212082), _1213016, fail)), system:'$restore_trace'(3, -1))
   Call: (208) [system] atomic(_1212082)
   Fail: (208) [system] atomic(_1212082)
   Call: (208) [system] atom_chars(_1212082, ['A', n, d, 'L', i, n, k])
   Exit: (208) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (207) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (207) [system] integer('AndLink')
   Fail: (207) [system] integer('AndLink')
   Call: (207) [system] _1065974='AndLink'
   Exit: (207) [system] 'AndLink'='AndLink'
^  Exit: (206) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (205) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (204) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (204) [user] read_list(')', (0x55fbb4538270), _1227032)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1228890)
   Exit: (206) [system] peek_char((0x55fbb4538270), ' ')
   Call: (206) [system] ' '=(;)
   Fail: (206) [system] ' '=(;)
   Call: (206) [system] ' '=(/)
   Fail: (206) [system] ' '=(/)
^  Call: (206) [user] is_like_space(' ')
   Call: (207) [system] char_type(' ', 'white')
   Exit: (207) [system] char_type(' ', 'white')
^  Exit: (206) [user] is_like_space(' ')
   Call: (206) [system] get_char((0x55fbb4538270), _1238484)
   Exit: (206) [system] get_char((0x55fbb4538270), ' ')
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1241188)
   Exit: (207) [system] peek_char((0x55fbb4538270), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
   Call: (207) [system] '('=(/)
   Fail: (207) [system] '('=(/)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1258122)
   Exit: (205) [system] peek_char((0x55fbb4538270), '(')
   Call: (205) [system] '('=')'
   Fail: (205) [system] '('=')'
   Call: (205) [system] '('=end_of_file
   Fail: (205) [system] '('=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55fbb4538270), _1263692)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1265550)
   Exit: (207) [system] peek_char((0x55fbb4538270), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
   Call: (207) [system] '('=(/)
   Fail: (207) [system] '('=(/)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] get_char((0x55fbb4538270), _1281560)
   Exit: (206) [system] get_char((0x55fbb4538270), '(')
   Call: (206) [system] '('='('
   Exit: (206) [system] '('='('
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _1263692)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1287130)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'I')
   Call: (208) [system] 'I'=(;)
   Fail: (208) [system] 'I'=(;)
   Call: (208) [system] 'I'=(/)
   Fail: (208) [system] 'I'=(/)
^  Call: (208) [user] is_like_space('I')
   Call: (209) [system] char_type('I', 'white')
   Fail: (209) [system] char_type('I', 'white')
   Call: (209) [system] char_type('I', end_of_line)
   Fail: (209) [system] char_type('I', end_of_line)
   Call: (209) [system] char_type('I', space)
   Fail: (209) [system] char_type('I', space)
   Call: (209) [system] char_type('I', cntrl)
   Fail: (209) [system] char_type('I', cntrl)
^  Fail: (208) [user] is_like_space('I')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1303140)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'I')
   Call: (207) [system] 'I'=')'
   Fail: (207) [system] 'I'=')'
   Call: (207) [system] 'I'=end_of_file
   Fail: (207) [system] 'I'=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55fbb4538270), _1308710)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1310568)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'I')
   Call: (209) [system] 'I'=(;)
   Fail: (209) [system] 'I'=(;)
   Call: (209) [system] 'I'=(/)
   Fail: (209) [system] 'I'=(/)
^  Call: (209) [user] is_like_space('I')
   Call: (210) [system] char_type('I', 'white')
   Fail: (210) [system] char_type('I', 'white')
   Call: (210) [system] char_type('I', end_of_line)
   Fail: (210) [system] char_type('I', end_of_line)
   Call: (210) [system] char_type('I', space)
   Fail: (210) [system] char_type('I', space)
   Call: (210) [system] char_type('I', cntrl)
   Fail: (210) [system] char_type('I', cntrl)
^  Fail: (209) [user] is_like_space('I')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] get_char((0x55fbb4538270), _1326578)
   Exit: (208) [system] get_char((0x55fbb4538270), 'I')
   Call: (208) [system] 'I'='('
   Fail: (208) [system] 'I'='('
   Call: (208) [system] 'I'='['
   Fail: (208) [system] 'I'='['
   Call: (208) [system] 'I'='{'
   Fail: (208) [system] 'I'='{'
   Call: (208) [system] 'I'='"'
   Fail: (208) [system] 'I'='"'
   Call: (208) [system] 'I'=!
   Fail: (208) [system] 'I'=!
   Call: (208) [system] 'I'='\''
   Fail: (208) [system] 'I'='\''
   Call: (208) [system] 'I'='`'
   Fail: (208) [system] 'I'='`'
   Call: (208) [system] 'I'=end_of_file
   Fail: (208) [system] 'I'=end_of_file
^  Call: (208) [user] read_symbolic(')', (0x55fbb4538270), 'I', _1308710)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1344220)
   Call: (210) [system] peek_char((0x55fbb4538270), _1345154)
   Exit: (210) [system] peek_char((0x55fbb4538270), m)
^  Call: (210) [user] is_delimiter(m)
   Call: (211) [system] char_type(m, space)
   Fail: (211) [system] char_type(m, space)
   Call: (211) [system] arg(_1349874, v('(', ')', end_of_file), m)
   Fail: (211) [system] arg(_1350806, v('(', ')', end_of_file), m)
^  Fail: (210) [user] is_delimiter(m)
   Call: (210) [system] ')'==m
   Fail: (210) [system] ')'==m
   Call: (210) [system] get_char((0x55fbb4538270), m)
   Exit: (210) [system] get_char((0x55fbb4538270), m)
   Call: (210) [system] m=(\)
   Fail: (210) [system] m=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1358156)
   Call: (211) [system] peek_char((0x55fbb4538270), _1359090)
   Exit: (211) [system] peek_char((0x55fbb4538270), p)
^  Call: (211) [user] is_delimiter(p)
   Call: (212) [system] char_type(p, space)
   Fail: (212) [system] char_type(p, space)
   Call: (212) [system] arg(_1363810, v('(', ')', end_of_file), p)
   Fail: (212) [system] arg(_1364742, v('(', ')', end_of_file), p)
^  Fail: (211) [user] is_delimiter(p)
   Call: (211) [system] ')'==p
   Fail: (211) [system] ')'==p
   Call: (211) [system] get_char((0x55fbb4538270), p)
   Exit: (211) [system] get_char((0x55fbb4538270), p)
   Call: (211) [system] p=(\)
   Fail: (211) [system] p=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1372092)
   Call: (212) [system] peek_char((0x55fbb4538270), _1373026)
   Exit: (212) [system] peek_char((0x55fbb4538270), l)
^  Call: (212) [user] is_delimiter(l)
   Call: (213) [system] char_type(l, space)
   Fail: (213) [system] char_type(l, space)
   Call: (213) [system] arg(_1377746, v('(', ')', end_of_file), l)
   Fail: (213) [system] arg(_1378678, v('(', ')', end_of_file), l)
^  Fail: (212) [user] is_delimiter(l)
   Call: (212) [system] ')'==l
   Fail: (212) [system] ')'==l
   Call: (212) [system] get_char((0x55fbb4538270), l)
   Exit: (212) [system] get_char((0x55fbb4538270), l)
   Call: (212) [system] l=(\)
   Fail: (212) [system] l=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1386028)
   Call: (213) [system] peek_char((0x55fbb4538270), _1386962)
   Exit: (213) [system] peek_char((0x55fbb4538270), i)
^  Call: (213) [user] is_delimiter(i)
   Call: (214) [system] char_type(i, space)
   Fail: (214) [system] char_type(i, space)
   Call: (214) [system] arg(_1391682, v('(', ')', end_of_file), i)
   Fail: (214) [system] arg(_1392614, v('(', ')', end_of_file), i)
^  Fail: (213) [user] is_delimiter(i)
   Call: (213) [system] ')'==i
   Fail: (213) [system] ')'==i
   Call: (213) [system] get_char((0x55fbb4538270), i)
   Exit: (213) [system] get_char((0x55fbb4538270), i)
   Call: (213) [system] i=(\)
   Fail: (213) [system] i=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1399964)
   Call: (214) [system] peek_char((0x55fbb4538270), _1400898)
   Exit: (214) [system] peek_char((0x55fbb4538270), c)
^  Call: (214) [user] is_delimiter(c)
   Call: (215) [system] char_type(c, space)
   Fail: (215) [system] char_type(c, space)
   Call: (215) [system] arg(_1405618, v('(', ')', end_of_file), c)
   Fail: (215) [system] arg(_1406550, v('(', ')', end_of_file), c)
^  Fail: (214) [user] is_delimiter(c)
   Call: (214) [system] ')'==c
   Fail: (214) [system] ')'==c
   Call: (214) [system] get_char((0x55fbb4538270), c)
   Exit: (214) [system] get_char((0x55fbb4538270), c)
   Call: (214) [system] c=(\)
   Fail: (214) [system] c=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1413900)
   Call: (215) [system] peek_char((0x55fbb4538270), _1414834)
   Exit: (215) [system] peek_char((0x55fbb4538270), a)
^  Call: (215) [user] is_delimiter(a)
   Call: (216) [system] char_type(a, space)
   Fail: (216) [system] char_type(a, space)
   Call: (216) [system] arg(_1419554, v('(', ')', end_of_file), a)
   Fail: (216) [system] arg(_1420486, v('(', ')', end_of_file), a)
^  Fail: (215) [user] is_delimiter(a)
   Call: (215) [system] ')'==a
   Fail: (215) [system] ')'==a
   Call: (215) [system] get_char((0x55fbb4538270), a)
   Exit: (215) [system] get_char((0x55fbb4538270), a)
   Call: (215) [system] a=(\)
   Fail: (215) [system] a=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1427836)
   Call: (216) [system] peek_char((0x55fbb4538270), _1428770)
   Exit: (216) [system] peek_char((0x55fbb4538270), t)
^  Call: (216) [user] is_delimiter(t)
   Call: (217) [system] char_type(t, space)
   Fail: (217) [system] char_type(t, space)
   Call: (217) [system] arg(_1433490, v('(', ')', end_of_file), t)
   Fail: (217) [system] arg(_1434422, v('(', ')', end_of_file), t)
^  Fail: (216) [user] is_delimiter(t)
   Call: (216) [system] ')'==t
   Fail: (216) [system] ')'==t
   Call: (216) [system] get_char((0x55fbb4538270), t)
   Exit: (216) [system] get_char((0x55fbb4538270), t)
   Call: (216) [system] t=(\)
   Fail: (216) [system] t=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1441772)
   Call: (217) [system] peek_char((0x55fbb4538270), _1442706)
   Exit: (217) [system] peek_char((0x55fbb4538270), i)
^  Call: (217) [user] is_delimiter(i)
   Call: (218) [system] char_type(i, space)
   Fail: (218) [system] char_type(i, space)
   Call: (218) [system] arg(_1447426, v('(', ')', end_of_file), i)
   Fail: (218) [system] arg(_1448358, v('(', ')', end_of_file), i)
^  Fail: (217) [user] is_delimiter(i)
   Call: (217) [system] ')'==i
   Fail: (217) [system] ')'==i
   Call: (217) [system] get_char((0x55fbb4538270), i)
   Exit: (217) [system] get_char((0x55fbb4538270), i)
   Call: (217) [system] i=(\)
   Fail: (217) [system] i=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1455708)
   Call: (218) [system] peek_char((0x55fbb4538270), _1456642)
   Exit: (218) [system] peek_char((0x55fbb4538270), o)
^  Call: (218) [user] is_delimiter(o)
   Call: (219) [system] char_type(o, space)
   Fail: (219) [system] char_type(o, space)
   Call: (219) [system] arg(_1461362, v('(', ')', end_of_file), o)
   Fail: (219) [system] arg(_1462294, v('(', ')', end_of_file), o)
^  Fail: (218) [user] is_delimiter(o)
   Call: (218) [system] ')'==o
   Fail: (218) [system] ')'==o
   Call: (218) [system] get_char((0x55fbb4538270), o)
   Exit: (218) [system] get_char((0x55fbb4538270), o)
   Call: (218) [system] o=(\)
   Fail: (218) [system] o=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1469644)
   Call: (219) [system] peek_char((0x55fbb4538270), _1470578)
   Exit: (219) [system] peek_char((0x55fbb4538270), n)
^  Call: (219) [user] is_delimiter(n)
   Call: (220) [system] char_type(n, space)
   Fail: (220) [system] char_type(n, space)
   Call: (220) [system] arg(_1475298, v('(', ')', end_of_file), n)
   Fail: (220) [system] arg(_1476230, v('(', ')', end_of_file), n)
^  Fail: (219) [user] is_delimiter(n)
   Call: (219) [system] ')'==n
   Fail: (219) [system] ')'==n
   Call: (219) [system] get_char((0x55fbb4538270), n)
   Exit: (219) [system] get_char((0x55fbb4538270), n)
   Call: (219) [system] n=(\)
   Fail: (219) [system] n=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1483580)
   Call: (220) [system] peek_char((0x55fbb4538270), _1484514)
   Exit: (220) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (220) [user] is_delimiter(' ')
   Call: (221) [system] char_type(' ', space)
   Exit: (221) [system] char_type(' ', space)
^  Exit: (220) [user] is_delimiter(' ')
   Call: (220) [system] _1483580=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (219) [system] _1469644=[n]
   Exit: (219) [system] [n]=[n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (218) [system] _1455708=[o, n]
   Exit: (218) [system] [o, n]=[o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (217) [system] _1441772=[i, o, n]
   Exit: (217) [system] [i, o, n]=[i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (216) [system] _1427836=[t, i, o, n]
   Exit: (216) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (215) [system] _1413900=[a, t, i, o, n]
   Exit: (215) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (214) [system] _1399964=[c, a, t, i, o, n]
   Exit: (214) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (213) [system] _1386028=[i, c, a, t, i, o, n]
   Exit: (213) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (212) [system] _1372092=[l, i, c, a, t, i, o, n]
   Exit: (212) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (211) [system] _1358156=[p, l, i, c, a, t, i, o, n]
   Exit: (211) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (210) [system] _1344220=[m, p, l, i, c, a, t, i, o, n]
   Exit: (210) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (209) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _1308710)
^  Call: (210) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _1521738)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_1522690, _1522692), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1521738), _1522672, fail)), '$restore_trace'(_1522690, _1522692))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_1522690, _1522692))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1521738), _1522672, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(_1521738)
   Fail: (211) [system] atomic(_1521738)
   Call: (211) [system] atom_chars(_1521738, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (211) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (210) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (210) [system] integer('Implication')
   Fail: (210) [system] integer('Implication')
   Call: (210) [system] _1308710='Implication'
   Exit: (210) [system] 'Implication'='Implication'
^  Exit: (209) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (208) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (207) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _1536688)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1538546)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
   Call: (209) [system] ' '=(/)
   Fail: (209) [system] ' '=(/)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55fbb4538270), _1548140)
   Exit: (209) [system] get_char((0x55fbb4538270), ' ')
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1550844)
   Exit: (210) [system] peek_char((0x55fbb4538270), '(')
   Call: (210) [system] '('=(;)
   Fail: (210) [system] '('=(;)
   Call: (210) [system] '('=(/)
   Fail: (210) [system] '('=(/)
^  Call: (210) [user] is_like_space('(')
   Call: (211) [system] char_type('(', 'white')
   Fail: (211) [system] char_type('(', 'white')
   Call: (211) [system] char_type('(', end_of_line)
   Fail: (211) [system] char_type('(', end_of_line)
   Call: (211) [system] char_type('(', space)
   Fail: (211) [system] char_type('(', space)
   Call: (211) [system] char_type('(', cntrl)
   Fail: (211) [system] char_type('(', cntrl)
^  Fail: (210) [user] is_like_space('(')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1567778)
   Exit: (208) [system] peek_char((0x55fbb4538270), '(')
   Call: (208) [system] '('=')'
   Fail: (208) [system] '('=')'
   Call: (208) [system] '('=end_of_file
   Fail: (208) [system] '('=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55fbb4538270), _1573348)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1575206)
   Exit: (210) [system] peek_char((0x55fbb4538270), '(')
   Call: (210) [system] '('=(;)
   Fail: (210) [system] '('=(;)
   Call: (210) [system] '('=(/)
   Fail: (210) [system] '('=(/)
^  Call: (210) [user] is_like_space('(')
   Call: (211) [system] char_type('(', 'white')
   Fail: (211) [system] char_type('(', 'white')
   Call: (211) [system] char_type('(', end_of_line)
   Fail: (211) [system] char_type('(', end_of_line)
   Call: (211) [system] char_type('(', space)
   Fail: (211) [system] char_type('(', space)
   Call: (211) [system] char_type('(', cntrl)
   Fail: (211) [system] char_type('(', cntrl)
^  Fail: (210) [user] is_like_space('(')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] get_char((0x55fbb4538270), _1591216)
   Exit: (209) [system] get_char((0x55fbb4538270), '(')
   Call: (209) [system] '('='('
   Exit: (209) [system] '('='('
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _1573348)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1596786)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'O')
   Call: (211) [system] 'O'=(;)
   Fail: (211) [system] 'O'=(;)
   Call: (211) [system] 'O'=(/)
   Fail: (211) [system] 'O'=(/)
^  Call: (211) [user] is_like_space('O')
   Call: (212) [system] char_type('O', 'white')
   Fail: (212) [system] char_type('O', 'white')
   Call: (212) [system] char_type('O', end_of_line)
   Fail: (212) [system] char_type('O', end_of_line)
   Call: (212) [system] char_type('O', space)
   Fail: (212) [system] char_type('O', space)
   Call: (212) [system] char_type('O', cntrl)
   Fail: (212) [system] char_type('O', cntrl)
^  Fail: (211) [user] is_like_space('O')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1612796)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'O')
   Call: (210) [system] 'O'=')'
   Fail: (210) [system] 'O'=')'
   Call: (210) [system] 'O'=end_of_file
   Fail: (210) [system] 'O'=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55fbb4538270), _1618366)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1620224)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'O')
   Call: (212) [system] 'O'=(;)
   Fail: (212) [system] 'O'=(;)
   Call: (212) [system] 'O'=(/)
   Fail: (212) [system] 'O'=(/)
^  Call: (212) [user] is_like_space('O')
   Call: (213) [system] char_type('O', 'white')
   Fail: (213) [system] char_type('O', 'white')
   Call: (213) [system] char_type('O', end_of_line)
   Fail: (213) [system] char_type('O', end_of_line)
   Call: (213) [system] char_type('O', space)
   Fail: (213) [system] char_type('O', space)
   Call: (213) [system] char_type('O', cntrl)
   Fail: (213) [system] char_type('O', cntrl)
^  Fail: (212) [user] is_like_space('O')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] get_char((0x55fbb4538270), _1636234)
   Exit: (211) [system] get_char((0x55fbb4538270), 'O')
   Call: (211) [system] 'O'='('
   Fail: (211) [system] 'O'='('
   Call: (211) [system] 'O'='['
   Fail: (211) [system] 'O'='['
   Call: (211) [system] 'O'='{'
   Fail: (211) [system] 'O'='{'
   Call: (211) [system] 'O'='"'
   Fail: (211) [system] 'O'='"'
   Call: (211) [system] 'O'=!
   Fail: (211) [system] 'O'=!
   Call: (211) [system] 'O'='\''
   Fail: (211) [system] 'O'='\''
   Call: (211) [system] 'O'='`'
   Fail: (211) [system] 'O'='`'
   Call: (211) [system] 'O'=end_of_file
   Fail: (211) [system] 'O'=end_of_file
^  Call: (211) [user] read_symbolic(')', (0x55fbb4538270), 'O', _1618366)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1653876)
   Call: (213) [system] peek_char((0x55fbb4538270), _1654810)
   Exit: (213) [system] peek_char((0x55fbb4538270), r)
^  Call: (213) [user] is_delimiter(r)
   Call: (214) [system] char_type(r, space)
   Fail: (214) [system] char_type(r, space)
   Call: (214) [system] arg(_1659530, v('(', ')', end_of_file), r)
   Fail: (214) [system] arg(_1660462, v('(', ')', end_of_file), r)
^  Fail: (213) [user] is_delimiter(r)
   Call: (213) [system] ')'==r
   Fail: (213) [system] ')'==r
   Call: (213) [system] get_char((0x55fbb4538270), r)
   Exit: (213) [system] get_char((0x55fbb4538270), r)
   Call: (213) [system] r=(\)
   Fail: (213) [system] r=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1667812)
   Call: (214) [system] peek_char((0x55fbb4538270), _1668746)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (214) [user] is_delimiter('L')
   Call: (215) [system] char_type('L', space)
   Fail: (215) [system] char_type('L', space)
   Call: (215) [system] arg(_1673466, v('(', ')', end_of_file), 'L')
   Fail: (215) [system] arg(_1674398, v('(', ')', end_of_file), 'L')
^  Fail: (214) [user] is_delimiter('L')
   Call: (214) [system] ')'=='L'
   Fail: (214) [system] ')'=='L'
   Call: (214) [system] get_char((0x55fbb4538270), 'L')
   Exit: (214) [system] get_char((0x55fbb4538270), 'L')
   Call: (214) [system] 'L'=(\)
   Fail: (214) [system] 'L'=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1681748)
   Call: (215) [system] peek_char((0x55fbb4538270), _1682682)
   Exit: (215) [system] peek_char((0x55fbb4538270), i)
^  Call: (215) [user] is_delimiter(i)
   Call: (216) [system] char_type(i, space)
   Fail: (216) [system] char_type(i, space)
   Call: (216) [system] arg(_1687402, v('(', ')', end_of_file), i)
   Fail: (216) [system] arg(_1688334, v('(', ')', end_of_file), i)
^  Fail: (215) [user] is_delimiter(i)
   Call: (215) [system] ')'==i
   Fail: (215) [system] ')'==i
   Call: (215) [system] get_char((0x55fbb4538270), i)
   Exit: (215) [system] get_char((0x55fbb4538270), i)
   Call: (215) [system] i=(\)
   Fail: (215) [system] i=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1695684)
   Call: (216) [system] peek_char((0x55fbb4538270), _1696618)
   Exit: (216) [system] peek_char((0x55fbb4538270), n)
^  Call: (216) [user] is_delimiter(n)
   Call: (217) [system] char_type(n, space)
   Fail: (217) [system] char_type(n, space)
   Call: (217) [system] arg(_1701338, v('(', ')', end_of_file), n)
   Fail: (217) [system] arg(_1702270, v('(', ')', end_of_file), n)
^  Fail: (216) [user] is_delimiter(n)
   Call: (216) [system] ')'==n
   Fail: (216) [system] ')'==n
   Call: (216) [system] get_char((0x55fbb4538270), n)
   Exit: (216) [system] get_char((0x55fbb4538270), n)
   Call: (216) [system] n=(\)
   Fail: (216) [system] n=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1709620)
   Call: (217) [system] peek_char((0x55fbb4538270), _1710554)
   Exit: (217) [system] peek_char((0x55fbb4538270), k)
^  Call: (217) [user] is_delimiter(k)
   Call: (218) [system] char_type(k, space)
   Fail: (218) [system] char_type(k, space)
   Call: (218) [system] arg(_1715274, v('(', ')', end_of_file), k)
   Fail: (218) [system] arg(_1716206, v('(', ')', end_of_file), k)
^  Fail: (217) [user] is_delimiter(k)
   Call: (217) [system] ')'==k
   Fail: (217) [system] ')'==k
   Call: (217) [system] get_char((0x55fbb4538270), k)
   Exit: (217) [system] get_char((0x55fbb4538270), k)
   Call: (217) [system] k=(\)
   Fail: (217) [system] k=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1723556)
   Call: (218) [system] peek_char((0x55fbb4538270), _1724490)
   Exit: (218) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (218) [user] is_delimiter(' ')
   Call: (219) [system] char_type(' ', space)
   Exit: (219) [system] char_type(' ', space)
^  Exit: (218) [user] is_delimiter(' ')
   Call: (218) [system] _1723556=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (217) [system] _1709620=[k]
   Exit: (217) [system] [k]=[k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (216) [system] _1695684=[n, k]
   Exit: (216) [system] [n, k]=[n, k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (215) [system] _1681748=[i, n, k]
   Exit: (215) [system] [i, n, k]=[i, n, k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (214) [system] _1667812=['L', i, n, k]
   Exit: (214) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (213) [system] _1653876=[r, 'L', i, n, k]
   Exit: (213) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (212) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _1618366)
^  Call: (213) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _1747744)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_1748696, _1748698), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1747744), _1748678, fail)), '$restore_trace'(_1748696, _1748698))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_1748696, _1748698))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1747744), _1748678, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(_1747744)
   Fail: (214) [system] atomic(_1747744)
   Call: (214) [system] atom_chars(_1747744, ['O', r, 'L', i, n, k])
   Exit: (214) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (213) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (213) [system] integer('OrLink')
   Fail: (213) [system] integer('OrLink')
   Call: (213) [system] _1618366='OrLink'
   Exit: (213) [system] 'OrLink'='OrLink'
^  Exit: (212) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (211) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (210) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _1762694)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1764552)
   Exit: (212) [system] peek_char((0x55fbb4538270), ' ')
   Call: (212) [system] ' '=(;)
   Fail: (212) [system] ' '=(;)
   Call: (212) [system] ' '=(/)
   Fail: (212) [system] ' '=(/)
^  Call: (212) [user] is_like_space(' ')
   Call: (213) [system] char_type(' ', 'white')
   Exit: (213) [system] char_type(' ', 'white')
^  Exit: (212) [user] is_like_space(' ')
   Call: (212) [system] get_char((0x55fbb4538270), _1774146)
   Exit: (212) [system] get_char((0x55fbb4538270), ' ')
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1776850)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'C')
   Call: (213) [system] 'C'=(;)
   Fail: (213) [system] 'C'=(;)
   Call: (213) [system] 'C'=(/)
   Fail: (213) [system] 'C'=(/)
^  Call: (213) [user] is_like_space('C')
   Call: (214) [system] char_type('C', 'white')
   Fail: (214) [system] char_type('C', 'white')
   Call: (214) [system] char_type('C', end_of_line)
   Fail: (214) [system] char_type('C', end_of_line)
   Call: (214) [system] char_type('C', space)
   Fail: (214) [system] char_type('C', space)
   Call: (214) [system] char_type('C', cntrl)
   Fail: (214) [system] char_type('C', cntrl)
^  Fail: (213) [user] is_like_space('C')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1793784)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'C')
   Call: (211) [system] 'C'=')'
   Fail: (211) [system] 'C'=')'
   Call: (211) [system] 'C'=end_of_file
   Fail: (211) [system] 'C'=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55fbb4538270), _1799354)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1801212)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'C')
   Call: (213) [system] 'C'=(;)
   Fail: (213) [system] 'C'=(;)
   Call: (213) [system] 'C'=(/)
   Fail: (213) [system] 'C'=(/)
^  Call: (213) [user] is_like_space('C')
   Call: (214) [system] char_type('C', 'white')
   Fail: (214) [system] char_type('C', 'white')
   Call: (214) [system] char_type('C', end_of_line)
   Fail: (214) [system] char_type('C', end_of_line)
   Call: (214) [system] char_type('C', space)
   Fail: (214) [system] char_type('C', space)
   Call: (214) [system] char_type('C', cntrl)
   Fail: (214) [system] char_type('C', cntrl)
^  Fail: (213) [user] is_like_space('C')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] get_char((0x55fbb4538270), _1817222)
   Exit: (212) [system] get_char((0x55fbb4538270), 'C')
   Call: (212) [system] 'C'='('
   Fail: (212) [system] 'C'='('
   Call: (212) [system] 'C'='['
   Fail: (212) [system] 'C'='['
   Call: (212) [system] 'C'='{'
   Fail: (212) [system] 'C'='{'
   Call: (212) [system] 'C'='"'
   Fail: (212) [system] 'C'='"'
   Call: (212) [system] 'C'=!
   Fail: (212) [system] 'C'=!
   Call: (212) [system] 'C'='\''
   Fail: (212) [system] 'C'='\''
   Call: (212) [system] 'C'='`'
   Fail: (212) [system] 'C'='`'
   Call: (212) [system] 'C'=end_of_file
   Fail: (212) [system] 'C'=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55fbb4538270), 'C', _1799354)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1834864)
   Call: (214) [system] peek_char((0x55fbb4538270), _1835798)
   Exit: (214) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (214) [user] is_delimiter(' ')
   Call: (215) [system] char_type(' ', space)
   Exit: (215) [system] char_type(' ', space)
^  Exit: (214) [user] is_delimiter(' ')
   Call: (214) [system] _1834864=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (213) [user] classify_and_convert_charseq(['C'], _1799354)
^  Call: (214) [user] classify_and_convert_charseq_(['C'], _1845082)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_1846034, _1846036), once(user:catch(read_from_chars(['C'], _1845082), _1846016, fail)), '$restore_trace'(_1846034, _1846036))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_1846034, _1846036))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1845082), _1846016, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(_1845082)
   Fail: (215) [system] atomic(_1845082)
   Call: (215) [system] atom_chars(_1845082, ['C'])
   Exit: (215) [system] atom_chars('C', ['C'])
^  Exit: (214) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (214) [system] integer('C')
   Fail: (214) [system] integer('C')
   Call: (214) [system] _1799354='C'
   Exit: (214) [system] 'C'='C'
^  Exit: (213) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (212) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (211) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _1860032)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1861890)
   Exit: (213) [system] peek_char((0x55fbb4538270), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
   Call: (213) [system] ' '=(/)
   Fail: (213) [system] ' '=(/)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55fbb4538270), _1871484)
   Exit: (213) [system] get_char((0x55fbb4538270), ' ')
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1874188)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'D')
   Call: (214) [system] 'D'=(;)
   Fail: (214) [system] 'D'=(;)
   Call: (214) [system] 'D'=(/)
   Fail: (214) [system] 'D'=(/)
^  Call: (214) [user] is_like_space('D')
   Call: (215) [system] char_type('D', 'white')
   Fail: (215) [system] char_type('D', 'white')
   Call: (215) [system] char_type('D', end_of_line)
   Fail: (215) [system] char_type('D', end_of_line)
   Call: (215) [system] char_type('D', space)
   Fail: (215) [system] char_type('D', space)
   Call: (215) [system] char_type('D', cntrl)
   Fail: (215) [system] char_type('D', cntrl)
^  Fail: (214) [user] is_like_space('D')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1891122)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'D')
   Call: (212) [system] 'D'=')'
   Fail: (212) [system] 'D'=')'
   Call: (212) [system] 'D'=end_of_file
   Fail: (212) [system] 'D'=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55fbb4538270), _1896692)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1898550)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'D')
   Call: (214) [system] 'D'=(;)
   Fail: (214) [system] 'D'=(;)
   Call: (214) [system] 'D'=(/)
   Fail: (214) [system] 'D'=(/)
^  Call: (214) [user] is_like_space('D')
   Call: (215) [system] char_type('D', 'white')
   Fail: (215) [system] char_type('D', 'white')
   Call: (215) [system] char_type('D', end_of_line)
   Fail: (215) [system] char_type('D', end_of_line)
   Call: (215) [system] char_type('D', space)
   Fail: (215) [system] char_type('D', space)
   Call: (215) [system] char_type('D', cntrl)
   Fail: (215) [system] char_type('D', cntrl)
^  Fail: (214) [user] is_like_space('D')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] get_char((0x55fbb4538270), _1914560)
   Exit: (213) [system] get_char((0x55fbb4538270), 'D')
   Call: (213) [system] 'D'='('
   Fail: (213) [system] 'D'='('
   Call: (213) [system] 'D'='['
   Fail: (213) [system] 'D'='['
   Call: (213) [system] 'D'='{'
   Fail: (213) [system] 'D'='{'
   Call: (213) [system] 'D'='"'
   Fail: (213) [system] 'D'='"'
   Call: (213) [system] 'D'=!
   Fail: (213) [system] 'D'=!
   Call: (213) [system] 'D'='\''
   Fail: (213) [system] 'D'='\''
   Call: (213) [system] 'D'='`'
   Fail: (213) [system] 'D'='`'
   Call: (213) [system] 'D'=end_of_file
   Fail: (213) [system] 'D'=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55fbb4538270), 'D', _1896692)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1932202)
   Call: (215) [system] peek_char((0x55fbb4538270), _1933136)
   Exit: (215) [system] peek_char((0x55fbb4538270), ')')
^  Call: (215) [user] is_delimiter(')')
   Call: (216) [system] char_type(')', space)
   Fail: (216) [system] char_type(')', space)
   Call: (216) [system] arg(_1937856, v('(', ')', end_of_file), ')')
   Exit: (216) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (215) [user] is_delimiter(')')
   Call: (215) [system] _1932202=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (214) [user] classify_and_convert_charseq(['D'], _1896692)
^  Call: (215) [user] classify_and_convert_charseq_(['D'], _1944292)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_1945244, _1945246), once(user:catch(read_from_chars(['D'], _1944292), _1945226, fail)), '$restore_trace'(_1945244, _1945246))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_1945244, _1945246))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _1944292), _1945226, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(_1944292)
   Fail: (216) [system] atomic(_1944292)
   Call: (216) [system] atom_chars(_1944292, ['D'])
   Exit: (216) [system] atom_chars('D', ['D'])
^  Exit: (215) [user] classify_and_convert_charseq_(['D'], 'D')
   Call: (215) [system] integer('D')
   Fail: (215) [system] integer('D')
   Call: (215) [system] _1896692='D'
   Exit: (215) [system] 'D'='D'
^  Exit: (214) [user] classify_and_convert_charseq(['D'], 'D')
^  Exit: (213) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'D')
^  Exit: (212) [user] cont_sexpr(')', (0x55fbb4538270), 'D')
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _1959242)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1961100)
   Exit: (214) [system] peek_char((0x55fbb4538270), ')')
   Call: (214) [system] ')'=(;)
   Fail: (214) [system] ')'=(;)
   Call: (214) [system] ')'=(/)
   Fail: (214) [system] ')'=(/)
^  Call: (214) [user] is_like_space(')')
   Call: (215) [system] char_type(')', 'white')
   Fail: (215) [system] char_type(')', 'white')
   Call: (215) [system] char_type(')', end_of_line)
   Fail: (215) [system] char_type(')', end_of_line)
   Call: (215) [system] char_type(')', space)
   Fail: (215) [system] char_type(')', space)
   Call: (215) [system] char_type(')', cntrl)
   Fail: (215) [system] char_type(')', cntrl)
^  Fail: (214) [user] is_like_space(')')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1977110)
   Exit: (213) [system] peek_char((0x55fbb4538270), ')')
   Call: (213) [system] ')'=')'
   Exit: (213) [system] ')'=')'
   Call: (213) [system] get_char((0x55fbb4538270), _1980900)
   Exit: (213) [system] get_char((0x55fbb4538270), ')')
   Call: (213) [system] _1959242=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_list(')', (0x55fbb4538270), [])
   Call: (212) [system] _1860032=['D']
   Exit: (212) [system] ['D']=['D']
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), ['D'])
   Call: (211) [system] _1762694=['C', 'D']
   Exit: (211) [system] ['C', 'D']=['C', 'D']
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), ['C', 'D'])
   Call: (210) [system] _1573348=['OrLink', 'C', 'D']
   Exit: (210) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Exit: (208) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _1994782)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1996640)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
   Call: (210) [system] ' '=(/)
   Fail: (210) [system] ' '=(/)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55fbb4538270), _2006234)
   Exit: (210) [system] get_char((0x55fbb4538270), ' ')
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _2008938)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'E')
   Call: (211) [system] 'E'=(;)
   Fail: (211) [system] 'E'=(;)
   Call: (211) [system] 'E'=(/)
   Fail: (211) [system] 'E'=(/)
^  Call: (211) [user] is_like_space('E')
   Call: (212) [system] char_type('E', 'white')
   Fail: (212) [system] char_type('E', 'white')
   Call: (212) [system] char_type('E', end_of_line)
   Fail: (212) [system] char_type('E', end_of_line)
   Call: (212) [system] char_type('E', space)
   Fail: (212) [system] char_type('E', space)
   Call: (212) [system] char_type('E', cntrl)
   Fail: (212) [system] char_type('E', cntrl)
^  Fail: (211) [user] is_like_space('E')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _2025872)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'E')
   Call: (209) [system] 'E'=')'
   Fail: (209) [system] 'E'=')'
   Call: (209) [system] 'E'=end_of_file
   Fail: (209) [system] 'E'=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55fbb4538270), _2031442)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _2033300)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'E')
   Call: (211) [system] 'E'=(;)
   Fail: (211) [system] 'E'=(;)
   Call: (211) [system] 'E'=(/)
   Fail: (211) [system] 'E'=(/)
^  Call: (211) [user] is_like_space('E')
   Call: (212) [system] char_type('E', 'white')
   Fail: (212) [system] char_type('E', 'white')
   Call: (212) [system] char_type('E', end_of_line)
   Fail: (212) [system] char_type('E', end_of_line)
   Call: (212) [system] char_type('E', space)
   Fail: (212) [system] char_type('E', space)
   Call: (212) [system] char_type('E', cntrl)
   Fail: (212) [system] char_type('E', cntrl)
^  Fail: (211) [user] is_like_space('E')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] get_char((0x55fbb4538270), _2049310)
   Exit: (210) [system] get_char((0x55fbb4538270), 'E')
   Call: (210) [system] 'E'='('
   Fail: (210) [system] 'E'='('
   Call: (210) [system] 'E'='['
   Fail: (210) [system] 'E'='['
   Call: (210) [system] 'E'='{'
   Fail: (210) [system] 'E'='{'
   Call: (210) [system] 'E'='"'
   Fail: (210) [system] 'E'='"'
   Call: (210) [system] 'E'=!
   Fail: (210) [system] 'E'=!
   Call: (210) [system] 'E'='\''
   Fail: (210) [system] 'E'='\''
   Call: (210) [system] 'E'='`'
   Fail: (210) [system] 'E'='`'
   Call: (210) [system] 'E'=end_of_file
   Fail: (210) [system] 'E'=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55fbb4538270), 'E', _2031442)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _2066952)
   Call: (212) [system] peek_char((0x55fbb4538270), _2067886)
   Exit: (212) [system] peek_char((0x55fbb4538270), ')')
^  Call: (212) [user] is_delimiter(')')
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] arg(_2072606, v('(', ')', end_of_file), ')')
   Exit: (213) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (212) [user] is_delimiter(')')
   Call: (212) [system] _2066952=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (211) [user] classify_and_convert_charseq(['E'], _2031442)
^  Call: (212) [user] classify_and_convert_charseq_(['E'], _2079042)
^  Call: (214) [system] setup_call_cleanup('$notrace'(_2079994, _2079996), once(user:catch(read_from_chars(['E'], _2079042), _2079976, fail)), '$restore_trace'(_2079994, _2079996))
^  Call: (215) [system] sig_atomic(system:'$notrace'(_2079994, _2079996))
^  Exit: (214) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _2079042), _2079976, fail)), system:'$restore_trace'(3, -1))
   Call: (213) [system] atomic(_2079042)
   Fail: (213) [system] atomic(_2079042)
   Call: (213) [system] atom_chars(_2079042, ['E'])
   Exit: (213) [system] atom_chars('E', ['E'])
^  Exit: (212) [user] classify_and_convert_charseq_(['E'], 'E')
   Call: (212) [system] integer('E')
   Fail: (212) [system] integer('E')
   Call: (212) [system] _2031442='E'
   Exit: (212) [system] 'E'='E'
^  Exit: (211) [user] classify_and_convert_charseq(['E'], 'E')
^  Exit: (210) [user] read_symbolic(')', (0x55fbb4538270), 'E', 'E')
^  Exit: (209) [user] cont_sexpr(')', (0x55fbb4538270), 'E')
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _2093992)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _2095850)
   Exit: (211) [system] peek_char((0x55fbb4538270), ')')
   Call: (211) [system] ')'=(;)
   Fail: (211) [system] ')'=(;)
   Call: (211) [system] ')'=(/)
   Fail: (211) [system] ')'=(/)
^  Call: (211) [user] is_like_space(')')
   Call: (212) [system] char_type(')', 'white')
   Fail: (212) [system] char_type(')', 'white')
   Call: (212) [system] char_type(')', end_of_line)
   Fail: (212) [system] char_type(')', end_of_line)
   Call: (212) [system] char_type(')', space)
   Fail: (212) [system] char_type(')', space)
   Call: (212) [system] char_type(')', cntrl)
   Fail: (212) [system] char_type(')', cntrl)
^  Fail: (211) [user] is_like_space(')')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _19310)
   Exit: (210) [system] peek_char((0x55fbb4538270), ')')
   Call: (210) [system] ')'=')'
   Exit: (210) [system] ')'=')'
   Call: (210) [system] get_char((0x55fbb4538270), _23100)
   Exit: (210) [system] get_char((0x55fbb4538270), ')')
   Call: (210) [system] _4294=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), [])
   Call: (209) [system] _4288=['E']
   Exit: (209) [system] ['E']=['E']
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), ['E'])
   Call: (208) [system] _4264=[['OrLink', 'C', 'D'], 'E']
   Exit: (208) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), [['OrLink', 'C', 'D'], 'E'])
   Call: (207) [system] _4256=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (207) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (205) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (205) [user] read_list(')', (0x55fbb4538270), _36982)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _38840)
   Exit: (207) [system] peek_char((0x55fbb4538270), ' ')
   Call: (207) [system] ' '=(;)
   Fail: (207) [system] ' '=(;)
   Call: (207) [system] ' '=(/)
   Fail: (207) [system] ' '=(/)
^  Call: (207) [user] is_like_space(' ')
   Call: (208) [system] char_type(' ', 'white')
   Exit: (208) [system] char_type(' ', 'white')
^  Exit: (207) [user] is_like_space(' ')
   Call: (207) [system] get_char((0x55fbb4538270), _48434)
   Exit: (207) [system] get_char((0x55fbb4538270), ' ')
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _51138)
   Exit: (208) [system] peek_char((0x55fbb4538270), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
   Call: (208) [system] '('=(/)
   Fail: (208) [system] '('=(/)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _68072)
   Exit: (206) [system] peek_char((0x55fbb4538270), '(')
   Call: (206) [system] '('=')'
   Fail: (206) [system] '('=')'
   Call: (206) [system] '('=end_of_file
   Fail: (206) [system] '('=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55fbb4538270), _73642)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _75500)
   Exit: (208) [system] peek_char((0x55fbb4538270), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
   Call: (208) [system] '('=(/)
   Fail: (208) [system] '('=(/)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] get_char((0x55fbb4538270), _91510)
   Exit: (207) [system] get_char((0x55fbb4538270), '(')
   Call: (207) [system] '('='('
   Exit: (207) [system] '('='('
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _73642)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _97080)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'I')
   Call: (209) [system] 'I'=(;)
   Fail: (209) [system] 'I'=(;)
   Call: (209) [system] 'I'=(/)
   Fail: (209) [system] 'I'=(/)
^  Call: (209) [user] is_like_space('I')
   Call: (210) [system] char_type('I', 'white')
   Fail: (210) [system] char_type('I', 'white')
   Call: (210) [system] char_type('I', end_of_line)
   Fail: (210) [system] char_type('I', end_of_line)
   Call: (210) [system] char_type('I', space)
   Fail: (210) [system] char_type('I', space)
   Call: (210) [system] char_type('I', cntrl)
   Fail: (210) [system] char_type('I', cntrl)
^  Fail: (209) [user] is_like_space('I')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _113090)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'I')
   Call: (208) [system] 'I'=')'
   Fail: (208) [system] 'I'=')'
   Call: (208) [system] 'I'=end_of_file
   Fail: (208) [system] 'I'=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55fbb4538270), _118660)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _120518)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'I')
   Call: (210) [system] 'I'=(;)
   Fail: (210) [system] 'I'=(;)
   Call: (210) [system] 'I'=(/)
   Fail: (210) [system] 'I'=(/)
^  Call: (210) [user] is_like_space('I')
   Call: (211) [system] char_type('I', 'white')
   Fail: (211) [system] char_type('I', 'white')
   Call: (211) [system] char_type('I', end_of_line)
   Fail: (211) [system] char_type('I', end_of_line)
   Call: (211) [system] char_type('I', space)
   Fail: (211) [system] char_type('I', space)
   Call: (211) [system] char_type('I', cntrl)
   Fail: (211) [system] char_type('I', cntrl)
^  Fail: (210) [user] is_like_space('I')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] get_char((0x55fbb4538270), _136528)
   Exit: (209) [system] get_char((0x55fbb4538270), 'I')
   Call: (209) [system] 'I'='('
   Fail: (209) [system] 'I'='('
   Call: (209) [system] 'I'='['
   Fail: (209) [system] 'I'='['
   Call: (209) [system] 'I'='{'
   Fail: (209) [system] 'I'='{'
   Call: (209) [system] 'I'='"'
   Fail: (209) [system] 'I'='"'
   Call: (209) [system] 'I'=!
   Fail: (209) [system] 'I'=!
   Call: (209) [system] 'I'='\''
   Fail: (209) [system] 'I'='\''
   Call: (209) [system] 'I'='`'
   Fail: (209) [system] 'I'='`'
   Call: (209) [system] 'I'=end_of_file
   Fail: (209) [system] 'I'=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55fbb4538270), 'I', _118660)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _154170)
   Call: (211) [system] peek_char((0x55fbb4538270), _155104)
   Exit: (211) [system] peek_char((0x55fbb4538270), m)
^  Call: (211) [user] is_delimiter(m)
   Call: (212) [system] char_type(m, space)
   Fail: (212) [system] char_type(m, space)
   Call: (212) [system] arg(_159824, v('(', ')', end_of_file), m)
   Fail: (212) [system] arg(_160756, v('(', ')', end_of_file), m)
^  Fail: (211) [user] is_delimiter(m)
   Call: (211) [system] ')'==m
   Fail: (211) [system] ')'==m
   Call: (211) [system] get_char((0x55fbb4538270), m)
   Exit: (211) [system] get_char((0x55fbb4538270), m)
   Call: (211) [system] m=(\)
   Fail: (211) [system] m=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _168106)
   Call: (212) [system] peek_char((0x55fbb4538270), _169040)
   Exit: (212) [system] peek_char((0x55fbb4538270), p)
^  Call: (212) [user] is_delimiter(p)
   Call: (213) [system] char_type(p, space)
   Fail: (213) [system] char_type(p, space)
   Call: (213) [system] arg(_173760, v('(', ')', end_of_file), p)
   Fail: (213) [system] arg(_174692, v('(', ')', end_of_file), p)
^  Fail: (212) [user] is_delimiter(p)
   Call: (212) [system] ')'==p
   Fail: (212) [system] ')'==p
   Call: (212) [system] get_char((0x55fbb4538270), p)
   Exit: (212) [system] get_char((0x55fbb4538270), p)
   Call: (212) [system] p=(\)
   Fail: (212) [system] p=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _182042)
   Call: (213) [system] peek_char((0x55fbb4538270), _182976)
   Exit: (213) [system] peek_char((0x55fbb4538270), l)
^  Call: (213) [user] is_delimiter(l)
   Call: (214) [system] char_type(l, space)
   Fail: (214) [system] char_type(l, space)
   Call: (214) [system] arg(_187696, v('(', ')', end_of_file), l)
   Fail: (214) [system] arg(_188628, v('(', ')', end_of_file), l)
^  Fail: (213) [user] is_delimiter(l)
   Call: (213) [system] ')'==l
   Fail: (213) [system] ')'==l
   Call: (213) [system] get_char((0x55fbb4538270), l)
   Exit: (213) [system] get_char((0x55fbb4538270), l)
   Call: (213) [system] l=(\)
   Fail: (213) [system] l=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _195978)
   Call: (214) [system] peek_char((0x55fbb4538270), _196912)
   Exit: (214) [system] peek_char((0x55fbb4538270), i)
^  Call: (214) [user] is_delimiter(i)
   Call: (215) [system] char_type(i, space)
   Fail: (215) [system] char_type(i, space)
   Call: (215) [system] arg(_201632, v('(', ')', end_of_file), i)
   Fail: (215) [system] arg(_202564, v('(', ')', end_of_file), i)
^  Fail: (214) [user] is_delimiter(i)
   Call: (214) [system] ')'==i
   Fail: (214) [system] ')'==i
   Call: (214) [system] get_char((0x55fbb4538270), i)
   Exit: (214) [system] get_char((0x55fbb4538270), i)
   Call: (214) [system] i=(\)
   Fail: (214) [system] i=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _209914)
   Call: (215) [system] peek_char((0x55fbb4538270), _210848)
   Exit: (215) [system] peek_char((0x55fbb4538270), c)
^  Call: (215) [user] is_delimiter(c)
   Call: (216) [system] char_type(c, space)
   Fail: (216) [system] char_type(c, space)
   Call: (216) [system] arg(_215568, v('(', ')', end_of_file), c)
   Fail: (216) [system] arg(_216500, v('(', ')', end_of_file), c)
^  Fail: (215) [user] is_delimiter(c)
   Call: (215) [system] ')'==c
   Fail: (215) [system] ')'==c
   Call: (215) [system] get_char((0x55fbb4538270), c)
   Exit: (215) [system] get_char((0x55fbb4538270), c)
   Call: (215) [system] c=(\)
   Fail: (215) [system] c=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _223850)
   Call: (216) [system] peek_char((0x55fbb4538270), _224784)
   Exit: (216) [system] peek_char((0x55fbb4538270), a)
^  Call: (216) [user] is_delimiter(a)
   Call: (217) [system] char_type(a, space)
   Fail: (217) [system] char_type(a, space)
   Call: (217) [system] arg(_229504, v('(', ')', end_of_file), a)
   Fail: (217) [system] arg(_230436, v('(', ')', end_of_file), a)
^  Fail: (216) [user] is_delimiter(a)
   Call: (216) [system] ')'==a
   Fail: (216) [system] ')'==a
   Call: (216) [system] get_char((0x55fbb4538270), a)
   Exit: (216) [system] get_char((0x55fbb4538270), a)
   Call: (216) [system] a=(\)
   Fail: (216) [system] a=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _237786)
   Call: (217) [system] peek_char((0x55fbb4538270), _238720)
   Exit: (217) [system] peek_char((0x55fbb4538270), t)
^  Call: (217) [user] is_delimiter(t)
   Call: (218) [system] char_type(t, space)
   Fail: (218) [system] char_type(t, space)
   Call: (218) [system] arg(_243440, v('(', ')', end_of_file), t)
   Fail: (218) [system] arg(_244372, v('(', ')', end_of_file), t)
^  Fail: (217) [user] is_delimiter(t)
   Call: (217) [system] ')'==t
   Fail: (217) [system] ')'==t
   Call: (217) [system] get_char((0x55fbb4538270), t)
   Exit: (217) [system] get_char((0x55fbb4538270), t)
   Call: (217) [system] t=(\)
   Fail: (217) [system] t=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _251722)
   Call: (218) [system] peek_char((0x55fbb4538270), _252656)
   Exit: (218) [system] peek_char((0x55fbb4538270), i)
^  Call: (218) [user] is_delimiter(i)
   Call: (219) [system] char_type(i, space)
   Fail: (219) [system] char_type(i, space)
   Call: (219) [system] arg(_257376, v('(', ')', end_of_file), i)
   Fail: (219) [system] arg(_258308, v('(', ')', end_of_file), i)
^  Fail: (218) [user] is_delimiter(i)
   Call: (218) [system] ')'==i
   Fail: (218) [system] ')'==i
   Call: (218) [system] get_char((0x55fbb4538270), i)
   Exit: (218) [system] get_char((0x55fbb4538270), i)
   Call: (218) [system] i=(\)
   Fail: (218) [system] i=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _265658)
   Call: (219) [system] peek_char((0x55fbb4538270), _266592)
   Exit: (219) [system] peek_char((0x55fbb4538270), o)
^  Call: (219) [user] is_delimiter(o)
   Call: (220) [system] char_type(o, space)
   Fail: (220) [system] char_type(o, space)
   Call: (220) [system] arg(_271312, v('(', ')', end_of_file), o)
   Fail: (220) [system] arg(_272244, v('(', ')', end_of_file), o)
^  Fail: (219) [user] is_delimiter(o)
   Call: (219) [system] ')'==o
   Fail: (219) [system] ')'==o
   Call: (219) [system] get_char((0x55fbb4538270), o)
   Exit: (219) [system] get_char((0x55fbb4538270), o)
   Call: (219) [system] o=(\)
   Fail: (219) [system] o=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _279594)
   Call: (220) [system] peek_char((0x55fbb4538270), _280528)
   Exit: (220) [system] peek_char((0x55fbb4538270), n)
^  Call: (220) [user] is_delimiter(n)
   Call: (221) [system] char_type(n, space)
   Fail: (221) [system] char_type(n, space)
   Call: (221) [system] arg(_285248, v('(', ')', end_of_file), n)
   Fail: (221) [system] arg(_286180, v('(', ')', end_of_file), n)
^  Fail: (220) [user] is_delimiter(n)
   Call: (220) [system] ')'==n
   Fail: (220) [system] ')'==n
   Call: (220) [system] get_char((0x55fbb4538270), n)
   Exit: (220) [system] get_char((0x55fbb4538270), n)
   Call: (220) [system] n=(\)
   Fail: (220) [system] n=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _293530)
   Call: (221) [system] peek_char((0x55fbb4538270), _294464)
   Exit: (221) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (221) [user] is_delimiter(' ')
   Call: (222) [system] char_type(' ', space)
   Exit: (222) [system] char_type(' ', space)
^  Exit: (221) [user] is_delimiter(' ')
   Call: (221) [system] _293530=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (220) [system] _279594=[n]
   Exit: (220) [system] [n]=[n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (219) [system] _265658=[o, n]
   Exit: (219) [system] [o, n]=[o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (218) [system] _251722=[i, o, n]
   Exit: (218) [system] [i, o, n]=[i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (217) [system] _237786=[t, i, o, n]
   Exit: (217) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (216) [system] _223850=[a, t, i, o, n]
   Exit: (216) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (215) [system] _209914=[c, a, t, i, o, n]
   Exit: (215) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (214) [system] _195978=[i, c, a, t, i, o, n]
   Exit: (214) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (213) [system] _182042=[l, i, c, a, t, i, o, n]
   Exit: (213) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (212) [system] _168106=[p, l, i, c, a, t, i, o, n]
   Exit: (212) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (211) [system] _154170=[m, p, l, i, c, a, t, i, o, n]
   Exit: (211) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (210) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _118660)
^  Call: (211) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _331688)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_332640, _332642), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _331688), _332622, fail)), '$restore_trace'(_332640, _332642))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_332640, _332642))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _331688), _332622, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(_331688)
   Fail: (212) [system] atomic(_331688)
   Call: (212) [system] atom_chars(_331688, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (212) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (211) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (211) [system] integer('Implication')
   Fail: (211) [system] integer('Implication')
   Call: (211) [system] _118660='Implication'
   Exit: (211) [system] 'Implication'='Implication'
^  Exit: (210) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (209) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (208) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _346638)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _348496)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
   Call: (210) [system] ' '=(/)
   Fail: (210) [system] ' '=(/)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55fbb4538270), _358090)
   Exit: (210) [system] get_char((0x55fbb4538270), ' ')
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _360794)
   Exit: (211) [system] peek_char((0x55fbb4538270), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
   Call: (211) [system] '('=(/)
   Fail: (211) [system] '('=(/)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _377728)
   Exit: (209) [system] peek_char((0x55fbb4538270), '(')
   Call: (209) [system] '('=')'
   Fail: (209) [system] '('=')'
   Call: (209) [system] '('=end_of_file
   Fail: (209) [system] '('=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55fbb4538270), _383298)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _385156)
   Exit: (211) [system] peek_char((0x55fbb4538270), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
   Call: (211) [system] '('=(/)
   Fail: (211) [system] '('=(/)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] get_char((0x55fbb4538270), _401166)
   Exit: (210) [system] get_char((0x55fbb4538270), '(')
   Call: (210) [system] '('='('
   Exit: (210) [system] '('='('
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _383298)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _406736)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'O')
   Call: (212) [system] 'O'=(;)
   Fail: (212) [system] 'O'=(;)
   Call: (212) [system] 'O'=(/)
   Fail: (212) [system] 'O'=(/)
^  Call: (212) [user] is_like_space('O')
   Call: (213) [system] char_type('O', 'white')
   Fail: (213) [system] char_type('O', 'white')
   Call: (213) [system] char_type('O', end_of_line)
   Fail: (213) [system] char_type('O', end_of_line)
   Call: (213) [system] char_type('O', space)
   Fail: (213) [system] char_type('O', space)
   Call: (213) [system] char_type('O', cntrl)
   Fail: (213) [system] char_type('O', cntrl)
^  Fail: (212) [user] is_like_space('O')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _422746)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'O')
   Call: (211) [system] 'O'=')'
   Fail: (211) [system] 'O'=')'
   Call: (211) [system] 'O'=end_of_file
   Fail: (211) [system] 'O'=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55fbb4538270), _428316)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _430174)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'O')
   Call: (213) [system] 'O'=(;)
   Fail: (213) [system] 'O'=(;)
   Call: (213) [system] 'O'=(/)
   Fail: (213) [system] 'O'=(/)
^  Call: (213) [user] is_like_space('O')
   Call: (214) [system] char_type('O', 'white')
   Fail: (214) [system] char_type('O', 'white')
   Call: (214) [system] char_type('O', end_of_line)
   Fail: (214) [system] char_type('O', end_of_line)
   Call: (214) [system] char_type('O', space)
   Fail: (214) [system] char_type('O', space)
   Call: (214) [system] char_type('O', cntrl)
   Fail: (214) [system] char_type('O', cntrl)
^  Fail: (213) [user] is_like_space('O')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] get_char((0x55fbb4538270), _446184)
   Exit: (212) [system] get_char((0x55fbb4538270), 'O')
   Call: (212) [system] 'O'='('
   Fail: (212) [system] 'O'='('
   Call: (212) [system] 'O'='['
   Fail: (212) [system] 'O'='['
   Call: (212) [system] 'O'='{'
   Fail: (212) [system] 'O'='{'
   Call: (212) [system] 'O'='"'
   Fail: (212) [system] 'O'='"'
   Call: (212) [system] 'O'=!
   Fail: (212) [system] 'O'=!
   Call: (212) [system] 'O'='\''
   Fail: (212) [system] 'O'='\''
   Call: (212) [system] 'O'='`'
   Fail: (212) [system] 'O'='`'
   Call: (212) [system] 'O'=end_of_file
   Fail: (212) [system] 'O'=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55fbb4538270), 'O', _428316)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _463826)
   Call: (214) [system] peek_char((0x55fbb4538270), _464760)
   Exit: (214) [system] peek_char((0x55fbb4538270), r)
^  Call: (214) [user] is_delimiter(r)
   Call: (215) [system] char_type(r, space)
   Fail: (215) [system] char_type(r, space)
   Call: (215) [system] arg(_469480, v('(', ')', end_of_file), r)
   Fail: (215) [system] arg(_470412, v('(', ')', end_of_file), r)
^  Fail: (214) [user] is_delimiter(r)
   Call: (214) [system] ')'==r
   Fail: (214) [system] ')'==r
   Call: (214) [system] get_char((0x55fbb4538270), r)
   Exit: (214) [system] get_char((0x55fbb4538270), r)
   Call: (214) [system] r=(\)
   Fail: (214) [system] r=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _477762)
   Call: (215) [system] peek_char((0x55fbb4538270), _478696)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (215) [user] is_delimiter('L')
   Call: (216) [system] char_type('L', space)
   Fail: (216) [system] char_type('L', space)
   Call: (216) [system] arg(_483416, v('(', ')', end_of_file), 'L')
   Fail: (216) [system] arg(_484348, v('(', ')', end_of_file), 'L')
^  Fail: (215) [user] is_delimiter('L')
   Call: (215) [system] ')'=='L'
   Fail: (215) [system] ')'=='L'
   Call: (215) [system] get_char((0x55fbb4538270), 'L')
   Exit: (215) [system] get_char((0x55fbb4538270), 'L')
   Call: (215) [system] 'L'=(\)
   Fail: (215) [system] 'L'=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _491698)
   Call: (216) [system] peek_char((0x55fbb4538270), _492632)
   Exit: (216) [system] peek_char((0x55fbb4538270), i)
^  Call: (216) [user] is_delimiter(i)
   Call: (217) [system] char_type(i, space)
   Fail: (217) [system] char_type(i, space)
   Call: (217) [system] arg(_497352, v('(', ')', end_of_file), i)
   Fail: (217) [system] arg(_498284, v('(', ')', end_of_file), i)
^  Fail: (216) [user] is_delimiter(i)
   Call: (216) [system] ')'==i
   Fail: (216) [system] ')'==i
   Call: (216) [system] get_char((0x55fbb4538270), i)
   Exit: (216) [system] get_char((0x55fbb4538270), i)
   Call: (216) [system] i=(\)
   Fail: (216) [system] i=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _505634)
   Call: (217) [system] peek_char((0x55fbb4538270), _506568)
   Exit: (217) [system] peek_char((0x55fbb4538270), n)
^  Call: (217) [user] is_delimiter(n)
   Call: (218) [system] char_type(n, space)
   Fail: (218) [system] char_type(n, space)
   Call: (218) [system] arg(_511288, v('(', ')', end_of_file), n)
   Fail: (218) [system] arg(_512220, v('(', ')', end_of_file), n)
^  Fail: (217) [user] is_delimiter(n)
   Call: (217) [system] ')'==n
   Fail: (217) [system] ')'==n
   Call: (217) [system] get_char((0x55fbb4538270), n)
   Exit: (217) [system] get_char((0x55fbb4538270), n)
   Call: (217) [system] n=(\)
   Fail: (217) [system] n=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _519570)
   Call: (218) [system] peek_char((0x55fbb4538270), _520504)
   Exit: (218) [system] peek_char((0x55fbb4538270), k)
^  Call: (218) [user] is_delimiter(k)
   Call: (219) [system] char_type(k, space)
   Fail: (219) [system] char_type(k, space)
   Call: (219) [system] arg(_525224, v('(', ')', end_of_file), k)
   Fail: (219) [system] arg(_526156, v('(', ')', end_of_file), k)
^  Fail: (218) [user] is_delimiter(k)
   Call: (218) [system] ')'==k
   Fail: (218) [system] ')'==k
   Call: (218) [system] get_char((0x55fbb4538270), k)
   Exit: (218) [system] get_char((0x55fbb4538270), k)
   Call: (218) [system] k=(\)
   Fail: (218) [system] k=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _533506)
   Call: (219) [system] peek_char((0x55fbb4538270), _534440)
   Exit: (219) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (219) [user] is_delimiter(' ')
   Call: (220) [system] char_type(' ', space)
   Exit: (220) [system] char_type(' ', space)
^  Exit: (219) [user] is_delimiter(' ')
   Call: (219) [system] _533506=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (218) [system] _519570=[k]
   Exit: (218) [system] [k]=[k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (217) [system] _505634=[n, k]
   Exit: (217) [system] [n, k]=[n, k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (216) [system] _491698=[i, n, k]
   Exit: (216) [system] [i, n, k]=[i, n, k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (215) [system] _477762=['L', i, n, k]
   Exit: (215) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (214) [system] _463826=[r, 'L', i, n, k]
   Exit: (214) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (213) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _428316)
^  Call: (214) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _557694)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_558646, _558648), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _557694), _558628, fail)), '$restore_trace'(_558646, _558648))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_558646, _558648))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _557694), _558628, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(_557694)
   Fail: (215) [system] atomic(_557694)
   Call: (215) [system] atom_chars(_557694, ['O', r, 'L', i, n, k])
   Exit: (215) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (214) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (214) [system] integer('OrLink')
   Fail: (214) [system] integer('OrLink')
   Call: (214) [system] _428316='OrLink'
   Exit: (214) [system] 'OrLink'='OrLink'
^  Exit: (213) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (212) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (211) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _572644)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _574502)
   Exit: (213) [system] peek_char((0x55fbb4538270), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
   Call: (213) [system] ' '=(/)
   Fail: (213) [system] ' '=(/)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55fbb4538270), _584096)
   Exit: (213) [system] get_char((0x55fbb4538270), ' ')
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _586800)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'C')
   Call: (214) [system] 'C'=(;)
   Fail: (214) [system] 'C'=(;)
   Call: (214) [system] 'C'=(/)
   Fail: (214) [system] 'C'=(/)
^  Call: (214) [user] is_like_space('C')
   Call: (215) [system] char_type('C', 'white')
   Fail: (215) [system] char_type('C', 'white')
   Call: (215) [system] char_type('C', end_of_line)
   Fail: (215) [system] char_type('C', end_of_line)
   Call: (215) [system] char_type('C', space)
   Fail: (215) [system] char_type('C', space)
   Call: (215) [system] char_type('C', cntrl)
   Fail: (215) [system] char_type('C', cntrl)
^  Fail: (214) [user] is_like_space('C')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _603734)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'C')
   Call: (212) [system] 'C'=')'
   Fail: (212) [system] 'C'=')'
   Call: (212) [system] 'C'=end_of_file
   Fail: (212) [system] 'C'=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55fbb4538270), _609304)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _611162)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'C')
   Call: (214) [system] 'C'=(;)
   Fail: (214) [system] 'C'=(;)
   Call: (214) [system] 'C'=(/)
   Fail: (214) [system] 'C'=(/)
^  Call: (214) [user] is_like_space('C')
   Call: (215) [system] char_type('C', 'white')
   Fail: (215) [system] char_type('C', 'white')
   Call: (215) [system] char_type('C', end_of_line)
   Fail: (215) [system] char_type('C', end_of_line)
   Call: (215) [system] char_type('C', space)
   Fail: (215) [system] char_type('C', space)
   Call: (215) [system] char_type('C', cntrl)
   Fail: (215) [system] char_type('C', cntrl)
^  Fail: (214) [user] is_like_space('C')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] get_char((0x55fbb4538270), _627172)
   Exit: (213) [system] get_char((0x55fbb4538270), 'C')
   Call: (213) [system] 'C'='('
   Fail: (213) [system] 'C'='('
   Call: (213) [system] 'C'='['
   Fail: (213) [system] 'C'='['
   Call: (213) [system] 'C'='{'
   Fail: (213) [system] 'C'='{'
   Call: (213) [system] 'C'='"'
   Fail: (213) [system] 'C'='"'
   Call: (213) [system] 'C'=!
   Fail: (213) [system] 'C'=!
   Call: (213) [system] 'C'='\''
   Fail: (213) [system] 'C'='\''
   Call: (213) [system] 'C'='`'
   Fail: (213) [system] 'C'='`'
   Call: (213) [system] 'C'=end_of_file
   Fail: (213) [system] 'C'=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55fbb4538270), 'C', _609304)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _644814)
   Call: (215) [system] peek_char((0x55fbb4538270), _645748)
   Exit: (215) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (215) [user] is_delimiter(' ')
   Call: (216) [system] char_type(' ', space)
   Exit: (216) [system] char_type(' ', space)
^  Exit: (215) [user] is_delimiter(' ')
   Call: (215) [system] _644814=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (214) [user] classify_and_convert_charseq(['C'], _609304)
^  Call: (215) [user] classify_and_convert_charseq_(['C'], _655032)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_655984, _655986), once(user:catch(read_from_chars(['C'], _655032), _655966, fail)), '$restore_trace'(_655984, _655986))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_655984, _655986))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _655032), _655966, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(_655032)
   Fail: (216) [system] atomic(_655032)
   Call: (216) [system] atom_chars(_655032, ['C'])
   Exit: (216) [system] atom_chars('C', ['C'])
^  Exit: (215) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (215) [system] integer('C')
   Fail: (215) [system] integer('C')
   Call: (215) [system] _609304='C'
   Exit: (215) [system] 'C'='C'
^  Exit: (214) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (213) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (212) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _669982)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _671840)
   Exit: (214) [system] peek_char((0x55fbb4538270), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
   Call: (214) [system] ' '=(/)
   Fail: (214) [system] ' '=(/)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55fbb4538270), _681434)
   Exit: (214) [system] get_char((0x55fbb4538270), ' ')
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _684138)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'D')
   Call: (215) [system] 'D'=(;)
   Fail: (215) [system] 'D'=(;)
   Call: (215) [system] 'D'=(/)
   Fail: (215) [system] 'D'=(/)
^  Call: (215) [user] is_like_space('D')
   Call: (216) [system] char_type('D', 'white')
   Fail: (216) [system] char_type('D', 'white')
   Call: (216) [system] char_type('D', end_of_line)
   Fail: (216) [system] char_type('D', end_of_line)
   Call: (216) [system] char_type('D', space)
   Fail: (216) [system] char_type('D', space)
   Call: (216) [system] char_type('D', cntrl)
   Fail: (216) [system] char_type('D', cntrl)
^  Fail: (215) [user] is_like_space('D')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _701072)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'D')
   Call: (213) [system] 'D'=')'
   Fail: (213) [system] 'D'=')'
   Call: (213) [system] 'D'=end_of_file
   Fail: (213) [system] 'D'=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55fbb4538270), _706642)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _708500)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'D')
   Call: (215) [system] 'D'=(;)
   Fail: (215) [system] 'D'=(;)
   Call: (215) [system] 'D'=(/)
   Fail: (215) [system] 'D'=(/)
^  Call: (215) [user] is_like_space('D')
   Call: (216) [system] char_type('D', 'white')
   Fail: (216) [system] char_type('D', 'white')
   Call: (216) [system] char_type('D', end_of_line)
   Fail: (216) [system] char_type('D', end_of_line)
   Call: (216) [system] char_type('D', space)
   Fail: (216) [system] char_type('D', space)
   Call: (216) [system] char_type('D', cntrl)
   Fail: (216) [system] char_type('D', cntrl)
^  Fail: (215) [user] is_like_space('D')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] get_char((0x55fbb4538270), _724510)
   Exit: (214) [system] get_char((0x55fbb4538270), 'D')
   Call: (214) [system] 'D'='('
   Fail: (214) [system] 'D'='('
   Call: (214) [system] 'D'='['
   Fail: (214) [system] 'D'='['
   Call: (214) [system] 'D'='{'
   Fail: (214) [system] 'D'='{'
   Call: (214) [system] 'D'='"'
   Fail: (214) [system] 'D'='"'
   Call: (214) [system] 'D'=!
   Fail: (214) [system] 'D'=!
   Call: (214) [system] 'D'='\''
   Fail: (214) [system] 'D'='\''
   Call: (214) [system] 'D'='`'
   Fail: (214) [system] 'D'='`'
   Call: (214) [system] 'D'=end_of_file
   Fail: (214) [system] 'D'=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55fbb4538270), 'D', _706642)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _742152)
   Call: (216) [system] peek_char((0x55fbb4538270), _743086)
   Exit: (216) [system] peek_char((0x55fbb4538270), ')')
^  Call: (216) [user] is_delimiter(')')
   Call: (217) [system] char_type(')', space)
   Fail: (217) [system] char_type(')', space)
   Call: (217) [system] arg(_747806, v('(', ')', end_of_file), ')')
   Exit: (217) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (216) [user] is_delimiter(')')
   Call: (216) [system] _742152=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (215) [user] classify_and_convert_charseq(['D'], _706642)
^  Call: (216) [user] classify_and_convert_charseq_(['D'], _754242)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_755194, _755196), once(user:catch(read_from_chars(['D'], _754242), _755176, fail)), '$restore_trace'(_755194, _755196))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_755194, _755196))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _754242), _755176, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(_754242)
   Fail: (217) [system] atomic(_754242)
   Call: (217) [system] atom_chars(_754242, ['D'])
   Exit: (217) [system] atom_chars('D', ['D'])
^  Exit: (216) [user] classify_and_convert_charseq_(['D'], 'D')
   Call: (216) [system] integer('D')
   Fail: (216) [system] integer('D')
   Call: (216) [system] _706642='D'
   Exit: (216) [system] 'D'='D'
^  Exit: (215) [user] classify_and_convert_charseq(['D'], 'D')
^  Exit: (214) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'D')
^  Exit: (213) [user] cont_sexpr(')', (0x55fbb4538270), 'D')
^  Call: (213) [user] read_list(')', (0x55fbb4538270), _769192)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _771050)
   Exit: (215) [system] peek_char((0x55fbb4538270), ')')
   Call: (215) [system] ')'=(;)
   Fail: (215) [system] ')'=(;)
   Call: (215) [system] ')'=(/)
   Fail: (215) [system] ')'=(/)
^  Call: (215) [user] is_like_space(')')
   Call: (216) [system] char_type(')', 'white')
   Fail: (216) [system] char_type(')', 'white')
   Call: (216) [system] char_type(')', end_of_line)
   Fail: (216) [system] char_type(')', end_of_line)
   Call: (216) [system] char_type(')', space)
   Fail: (216) [system] char_type(')', space)
   Call: (216) [system] char_type(')', cntrl)
   Fail: (216) [system] char_type(')', cntrl)
^  Fail: (215) [user] is_like_space(')')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _787060)
   Exit: (214) [system] peek_char((0x55fbb4538270), ')')
   Call: (214) [system] ')'=')'
   Exit: (214) [system] ')'=')'
   Call: (214) [system] get_char((0x55fbb4538270), _790850)
   Exit: (214) [system] get_char((0x55fbb4538270), ')')
   Call: (214) [system] _769192=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_list(')', (0x55fbb4538270), [])
   Call: (213) [system] _669982=['D']
   Exit: (213) [system] ['D']=['D']
^  Exit: (212) [user] read_list(')', (0x55fbb4538270), ['D'])
   Call: (212) [system] _572644=['C', 'D']
   Exit: (212) [system] ['C', 'D']=['C', 'D']
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), ['C', 'D'])
   Call: (211) [system] _383298=['OrLink', 'C', 'D']
   Exit: (211) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Exit: (209) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _804732)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _806590)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
   Call: (211) [system] ' '=(/)
   Fail: (211) [system] ' '=(/)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55fbb4538270), _816184)
   Exit: (211) [system] get_char((0x55fbb4538270), ' ')
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _818888)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'E')
   Call: (212) [system] 'E'=(;)
   Fail: (212) [system] 'E'=(;)
   Call: (212) [system] 'E'=(/)
   Fail: (212) [system] 'E'=(/)
^  Call: (212) [user] is_like_space('E')
   Call: (213) [system] char_type('E', 'white')
   Fail: (213) [system] char_type('E', 'white')
   Call: (213) [system] char_type('E', end_of_line)
   Fail: (213) [system] char_type('E', end_of_line)
   Call: (213) [system] char_type('E', space)
   Fail: (213) [system] char_type('E', space)
   Call: (213) [system] char_type('E', cntrl)
   Fail: (213) [system] char_type('E', cntrl)
^  Fail: (212) [user] is_like_space('E')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _835822)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'E')
   Call: (210) [system] 'E'=')'
   Fail: (210) [system] 'E'=')'
   Call: (210) [system] 'E'=end_of_file
   Fail: (210) [system] 'E'=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55fbb4538270), _841392)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _843250)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'E')
   Call: (212) [system] 'E'=(;)
   Fail: (212) [system] 'E'=(;)
   Call: (212) [system] 'E'=(/)
   Fail: (212) [system] 'E'=(/)
^  Call: (212) [user] is_like_space('E')
   Call: (213) [system] char_type('E', 'white')
   Fail: (213) [system] char_type('E', 'white')
   Call: (213) [system] char_type('E', end_of_line)
   Fail: (213) [system] char_type('E', end_of_line)
   Call: (213) [system] char_type('E', space)
   Fail: (213) [system] char_type('E', space)
   Call: (213) [system] char_type('E', cntrl)
   Fail: (213) [system] char_type('E', cntrl)
^  Fail: (212) [user] is_like_space('E')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] get_char((0x55fbb4538270), _859260)
   Exit: (211) [system] get_char((0x55fbb4538270), 'E')
   Call: (211) [system] 'E'='('
   Fail: (211) [system] 'E'='('
   Call: (211) [system] 'E'='['
   Fail: (211) [system] 'E'='['
   Call: (211) [system] 'E'='{'
   Fail: (211) [system] 'E'='{'
   Call: (211) [system] 'E'='"'
   Fail: (211) [system] 'E'='"'
   Call: (211) [system] 'E'=!
   Fail: (211) [system] 'E'=!
   Call: (211) [system] 'E'='\''
   Fail: (211) [system] 'E'='\''
   Call: (211) [system] 'E'='`'
   Fail: (211) [system] 'E'='`'
   Call: (211) [system] 'E'=end_of_file
   Fail: (211) [system] 'E'=end_of_file
^  Call: (211) [user] read_symbolic(')', (0x55fbb4538270), 'E', _841392)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _876902)
   Call: (213) [system] peek_char((0x55fbb4538270), _877836)
   Exit: (213) [system] peek_char((0x55fbb4538270), ')')
^  Call: (213) [user] is_delimiter(')')
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] arg(_882556, v('(', ')', end_of_file), ')')
   Exit: (214) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (213) [user] is_delimiter(')')
   Call: (213) [system] _876902=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (212) [user] classify_and_convert_charseq(['E'], _841392)
^  Call: (213) [user] classify_and_convert_charseq_(['E'], _888992)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_889944, _889946), once(user:catch(read_from_chars(['E'], _888992), _889926, fail)), '$restore_trace'(_889944, _889946))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_889944, _889946))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _888992), _889926, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(_888992)
   Fail: (214) [system] atomic(_888992)
   Call: (214) [system] atom_chars(_888992, ['E'])
   Exit: (214) [system] atom_chars('E', ['E'])
^  Exit: (213) [user] classify_and_convert_charseq_(['E'], 'E')
   Call: (213) [system] integer('E')
   Fail: (213) [system] integer('E')
   Call: (213) [system] _841392='E'
   Exit: (213) [system] 'E'='E'
^  Exit: (212) [user] classify_and_convert_charseq(['E'], 'E')
^  Exit: (211) [user] read_symbolic(')', (0x55fbb4538270), 'E', 'E')
^  Exit: (210) [user] cont_sexpr(')', (0x55fbb4538270), 'E')
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _903942)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _905800)
   Exit: (212) [system] peek_char((0x55fbb4538270), ')')
   Call: (212) [system] ')'=(;)
   Fail: (212) [system] ')'=(;)
   Call: (212) [system] ')'=(/)
   Fail: (212) [system] ')'=(/)
^  Call: (212) [user] is_like_space(')')
   Call: (213) [system] char_type(')', 'white')
   Fail: (213) [system] char_type(')', 'white')
   Call: (213) [system] char_type(')', end_of_line)
   Fail: (213) [system] char_type(')', end_of_line)
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] char_type(')', cntrl)
   Fail: (213) [system] char_type(')', cntrl)
^  Fail: (212) [user] is_like_space(')')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _921810)
   Exit: (211) [system] peek_char((0x55fbb4538270), ')')
   Call: (211) [system] ')'=')'
   Exit: (211) [system] ')'=')'
   Call: (211) [system] get_char((0x55fbb4538270), _925600)
   Exit: (211) [system] get_char((0x55fbb4538270), ')')
   Call: (211) [system] _903942=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), [])
   Call: (210) [system] _804732=['E']
   Exit: (210) [system] ['E']=['E']
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), ['E'])
   Call: (209) [system] _346638=[['OrLink', 'C', 'D'], 'E']
   Exit: (209) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), [['OrLink', 'C', 'D'], 'E'])
   Call: (208) [system] _73642=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (208) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (206) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _939482)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _941340)
   Exit: (208) [system] peek_char((0x55fbb4538270), ')')
   Call: (208) [system] ')'=(;)
   Fail: (208) [system] ')'=(;)
   Call: (208) [system] ')'=(/)
   Fail: (208) [system] ')'=(/)
^  Call: (208) [user] is_like_space(')')
   Call: (209) [system] char_type(')', 'white')
   Fail: (209) [system] char_type(')', 'white')
   Call: (209) [system] char_type(')', end_of_line)
   Fail: (209) [system] char_type(')', end_of_line)
   Call: (209) [system] char_type(')', space)
   Fail: (209) [system] char_type(')', space)
   Call: (209) [system] char_type(')', cntrl)
   Fail: (209) [system] char_type(')', cntrl)
^  Fail: (208) [user] is_like_space(')')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _957350)
   Exit: (207) [system] peek_char((0x55fbb4538270), ')')
   Call: (207) [system] ')'=')'
   Exit: (207) [system] ')'=')'
   Call: (207) [system] get_char((0x55fbb4538270), _961140)
   Exit: (207) [system] get_char((0x55fbb4538270), ')')
   Call: (207) [system] _939482=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), [])
   Call: (206) [system] _36982=[['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (206) [system] [['Implication', ['OrLink', 'C', 'D'], 'E']]=[['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (205) [user] read_list(')', (0x55fbb4538270), [['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (205) [system] _4252=[['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (205) [system] [['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]=[['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (204) [user] read_list(')', (0x55fbb4538270), [['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (204) [system] _4244=['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (204) [system] ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]=['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (203) [user] read_list(')', (0x55fbb4538270), ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Exit: (202) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _975022)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _976880)
   Exit: (204) [system] peek_char((0x55fbb4538270), ')')
   Call: (204) [system] ')'=(;)
   Fail: (204) [system] ')'=(;)
   Call: (204) [system] ')'=(/)
   Fail: (204) [system] ')'=(/)
^  Call: (204) [user] is_like_space(')')
   Call: (205) [system] char_type(')', 'white')
   Fail: (205) [system] char_type(')', 'white')
   Call: (205) [system] char_type(')', end_of_line)
   Fail: (205) [system] char_type(')', end_of_line)
   Call: (205) [system] char_type(')', space)
   Fail: (205) [system] char_type(')', space)
   Call: (205) [system] char_type(')', cntrl)
   Fail: (205) [system] char_type(')', cntrl)
^  Fail: (204) [user] is_like_space(')')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _992890)
   Exit: (203) [system] peek_char((0x55fbb4538270), ')')
   Call: (203) [system] ')'=')'
   Exit: (203) [system] ')'=')'
   Call: (203) [system] get_char((0x55fbb4538270), _996680)
   Exit: (203) [system] get_char((0x55fbb4538270), ')')
   Call: (203) [system] _975022=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), [])
   Call: (202) [system] _4240=[['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (202) [system] [['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (201) [system] _4216=[['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (201) [system] [['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (200) [system] _4208=[:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (200) [system] [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _1010562)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1012420)
   Exit: (200) [system] peek_char((0x55fbb4538270), '\n')
   Call: (200) [system] '\n'=(;)
   Fail: (200) [system] '\n'=(;)
   Call: (200) [system] '\n'=(/)
   Fail: (200) [system] '\n'=(/)
^  Call: (200) [user] is_like_space('\n')
   Call: (201) [system] char_type('\n', 'white')
   Fail: (201) [system] char_type('\n', 'white')
   Call: (201) [system] char_type('\n', end_of_line)
   Exit: (201) [system] char_type('\n', end_of_line)
^  Exit: (200) [user] is_like_space('\n')
   Call: (200) [system] get_char((0x55fbb4538270), _1023870)
   Exit: (200) [system] get_char((0x55fbb4538270), '\n')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1026574)
   Exit: (201) [system] peek_char((0x55fbb4538270), '\t')
   Call: (201) [system] '\t'=(;)
   Fail: (201) [system] '\t'=(;)
   Call: (201) [system] '\t'=(/)
   Fail: (201) [system] '\t'=(/)
^  Call: (201) [user] is_like_space('\t')
   Call: (202) [system] char_type('\t', 'white')
   Exit: (202) [system] char_type('\t', 'white')
^  Exit: (201) [user] is_like_space('\t')
   Call: (201) [system] get_char((0x55fbb4538270), _1036168)
   Exit: (201) [system] get_char((0x55fbb4538270), '\t')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1038872)
   Exit: (202) [system] peek_char((0x55fbb4538270), '\t')
   Call: (202) [system] '\t'=(;)
   Fail: (202) [system] '\t'=(;)
   Call: (202) [system] '\t'=(/)
   Fail: (202) [system] '\t'=(/)
^  Call: (202) [user] is_like_space('\t')
   Call: (203) [system] char_type('\t', 'white')
   Exit: (203) [system] char_type('\t', 'white')
^  Exit: (202) [user] is_like_space('\t')
   Call: (202) [system] get_char((0x55fbb4538270), _1048466)
   Exit: (202) [system] get_char((0x55fbb4538270), '\t')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1051170)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
   Call: (203) [system] ' '=(/)
   Fail: (203) [system] ' '=(/)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55fbb4538270), _1060764)
   Exit: (203) [system] get_char((0x55fbb4538270), ' ')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1063468)
   Exit: (204) [system] peek_char((0x55fbb4538270), '(')
   Call: (204) [system] '('=(;)
   Fail: (204) [system] '('=(;)
   Call: (204) [system] '('=(/)
   Fail: (204) [system] '('=(/)
^  Call: (204) [user] is_like_space('(')
   Call: (205) [system] char_type('(', 'white')
   Fail: (205) [system] char_type('(', 'white')
   Call: (205) [system] char_type('(', end_of_line)
   Fail: (205) [system] char_type('(', end_of_line)
   Call: (205) [system] char_type('(', space)
   Fail: (205) [system] char_type('(', space)
   Call: (205) [system] char_type('(', cntrl)
   Fail: (205) [system] char_type('(', cntrl)
^  Fail: (204) [user] is_like_space('(')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1083174)
   Exit: (199) [system] peek_char((0x55fbb4538270), '(')
   Call: (199) [system] '('=')'
   Fail: (199) [system] '('=')'
   Call: (199) [system] '('=end_of_file
   Fail: (199) [system] '('=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _1088744)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1090602)
   Exit: (201) [system] peek_char((0x55fbb4538270), '(')
   Call: (201) [system] '('=(;)
   Fail: (201) [system] '('=(;)
   Call: (201) [system] '('=(/)
   Fail: (201) [system] '('=(/)
^  Call: (201) [user] is_like_space('(')
   Call: (202) [system] char_type('(', 'white')
   Fail: (202) [system] char_type('(', 'white')
   Call: (202) [system] char_type('(', end_of_line)
   Fail: (202) [system] char_type('(', end_of_line)
   Call: (202) [system] char_type('(', space)
   Fail: (202) [system] char_type('(', space)
   Call: (202) [system] char_type('(', cntrl)
   Fail: (202) [system] char_type('(', cntrl)
^  Fail: (201) [user] is_like_space('(')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _1106612)
   Exit: (200) [system] get_char((0x55fbb4538270), '(')
   Call: (200) [system] '('='('
   Exit: (200) [system] '('='('
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _1088744)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1112182)
   Exit: (202) [system] peek_char((0x55fbb4538270), :)
   Call: (202) [system] (:)=(;)
   Fail: (202) [system] (:)=(;)
   Call: (202) [system] (:)=(/)
   Fail: (202) [system] (:)=(/)
^  Call: (202) [user] is_like_space(:)
   Call: (203) [system] char_type(:, 'white')
   Fail: (203) [system] char_type(:, 'white')
   Call: (203) [system] char_type(:, end_of_line)
   Fail: (203) [system] char_type(:, end_of_line)
   Call: (203) [system] char_type(:, space)
   Fail: (203) [system] char_type(:, space)
   Call: (203) [system] char_type(:, cntrl)
   Fail: (203) [system] char_type(:, cntrl)
^  Fail: (202) [user] is_like_space(:)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1128192)
   Exit: (201) [system] peek_char((0x55fbb4538270), :)
   Call: (201) [system] (:)=')'
   Fail: (201) [system] (:)=')'
   Call: (201) [system] (:)=end_of_file
   Fail: (201) [system] (:)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _1133762)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1135620)
   Exit: (203) [system] peek_char((0x55fbb4538270), :)
   Call: (203) [system] (:)=(;)
   Fail: (203) [system] (:)=(;)
   Call: (203) [system] (:)=(/)
   Fail: (203) [system] (:)=(/)
^  Call: (203) [user] is_like_space(:)
   Call: (204) [system] char_type(:, 'white')
   Fail: (204) [system] char_type(:, 'white')
   Call: (204) [system] char_type(:, end_of_line)
   Fail: (204) [system] char_type(:, end_of_line)
   Call: (204) [system] char_type(:, space)
   Fail: (204) [system] char_type(:, space)
   Call: (204) [system] char_type(:, cntrl)
   Fail: (204) [system] char_type(:, cntrl)
^  Fail: (203) [user] is_like_space(:)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _1151630)
   Exit: (202) [system] get_char((0x55fbb4538270), :)
   Call: (202) [system] (:)='('
   Fail: (202) [system] (:)='('
   Call: (202) [system] (:)='['
   Fail: (202) [system] (:)='['
   Call: (202) [system] (:)='{'
   Fail: (202) [system] (:)='{'
   Call: (202) [system] (:)='"'
   Fail: (202) [system] (:)='"'
   Call: (202) [system] (:)=!
   Fail: (202) [system] (:)=!
   Call: (202) [system] (:)='\''
   Fail: (202) [system] (:)='\''
   Call: (202) [system] (:)='`'
   Fail: (202) [system] (:)='`'
   Call: (202) [system] (:)=end_of_file
   Fail: (202) [system] (:)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55fbb4538270), :, _1133762)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1169272)
   Call: (204) [system] peek_char((0x55fbb4538270), _1170206)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (204) [user] is_delimiter(' ')
   Call: (205) [system] char_type(' ', space)
   Exit: (205) [system] char_type(' ', space)
^  Exit: (204) [user] is_delimiter(' ')
   Call: (204) [system] _1169272=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (203) [user] classify_and_convert_charseq([:], _1133762)
^  Call: (204) [user] classify_and_convert_charseq_([:], _1179490)
^  Call: (206) [system] setup_call_cleanup('$notrace'(_1180442, _1180444), once(user:catch(read_from_chars([:], _1179490), _1180424, fail)), '$restore_trace'(_1180442, _1180444))
^  Call: (207) [system] sig_atomic(system:'$notrace'(_1180442, _1180444))
^  Exit: (206) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1180424, fail)), system:'$restore_trace'(3, -1))
   Call: (205) [system] atomic(:)
   Exit: (205) [system] atomic(:)
^  Exit: (204) [user] classify_and_convert_charseq_([:], :)
   Call: (204) [system] integer(:)
   Fail: (204) [system] integer(:)
   Call: (204) [system] _1133762=(:)
   Exit: (204) [system] (:)=(:)
^  Exit: (203) [user] classify_and_convert_charseq([:], :)
^  Exit: (202) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _1192570)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1194428)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
   Call: (203) [system] ' '=(/)
   Fail: (203) [system] ' '=(/)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55fbb4538270), _1204022)
   Exit: (203) [system] get_char((0x55fbb4538270), ' ')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1206726)
   Exit: (204) [system] peek_char((0x55fbb4538270), '(')
   Call: (204) [system] '('=(;)
   Fail: (204) [system] '('=(;)
   Call: (204) [system] '('=(/)
   Fail: (204) [system] '('=(/)
^  Call: (204) [user] is_like_space('(')
   Call: (205) [system] char_type('(', 'white')
   Fail: (205) [system] char_type('(', 'white')
   Call: (205) [system] char_type('(', end_of_line)
   Fail: (205) [system] char_type('(', end_of_line)
   Call: (205) [system] char_type('(', space)
   Fail: (205) [system] char_type('(', space)
   Call: (205) [system] char_type('(', cntrl)
   Fail: (205) [system] char_type('(', cntrl)
^  Fail: (204) [user] is_like_space('(')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1223660)
   Exit: (202) [system] peek_char((0x55fbb4538270), '(')
   Call: (202) [system] '('=')'
   Fail: (202) [system] '('=')'
   Call: (202) [system] '('=end_of_file
   Fail: (202) [system] '('=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55fbb4538270), _1229230)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1231088)
   Exit: (204) [system] peek_char((0x55fbb4538270), '(')
   Call: (204) [system] '('=(;)
   Fail: (204) [system] '('=(;)
   Call: (204) [system] '('=(/)
   Fail: (204) [system] '('=(/)
^  Call: (204) [user] is_like_space('(')
   Call: (205) [system] char_type('(', 'white')
   Fail: (205) [system] char_type('(', 'white')
   Call: (205) [system] char_type('(', end_of_line)
   Fail: (205) [system] char_type('(', end_of_line)
   Call: (205) [system] char_type('(', space)
   Fail: (205) [system] char_type('(', space)
   Call: (205) [system] char_type('(', cntrl)
   Fail: (205) [system] char_type('(', cntrl)
^  Fail: (204) [user] is_like_space('(')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] get_char((0x55fbb4538270), _1247098)
   Exit: (203) [system] get_char((0x55fbb4538270), '(')
   Call: (203) [system] '('='('
   Exit: (203) [system] '('='('
^  Call: (203) [user] read_list(')', (0x55fbb4538270), _1229230)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1252668)
   Exit: (205) [system] peek_char((0x55fbb4538270), 'C')
   Call: (205) [system] 'C'=(;)
   Fail: (205) [system] 'C'=(;)
   Call: (205) [system] 'C'=(/)
   Fail: (205) [system] 'C'=(/)
^  Call: (205) [user] is_like_space('C')
   Call: (206) [system] char_type('C', 'white')
   Fail: (206) [system] char_type('C', 'white')
   Call: (206) [system] char_type('C', end_of_line)
   Fail: (206) [system] char_type('C', end_of_line)
   Call: (206) [system] char_type('C', space)
   Fail: (206) [system] char_type('C', space)
   Call: (206) [system] char_type('C', cntrl)
   Fail: (206) [system] char_type('C', cntrl)
^  Fail: (205) [user] is_like_space('C')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1268678)
   Exit: (204) [system] peek_char((0x55fbb4538270), 'C')
   Call: (204) [system] 'C'=')'
   Fail: (204) [system] 'C'=')'
   Call: (204) [system] 'C'=end_of_file
   Fail: (204) [system] 'C'=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55fbb4538270), _1274248)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1276106)
   Exit: (206) [system] peek_char((0x55fbb4538270), 'C')
   Call: (206) [system] 'C'=(;)
   Fail: (206) [system] 'C'=(;)
   Call: (206) [system] 'C'=(/)
   Fail: (206) [system] 'C'=(/)
^  Call: (206) [user] is_like_space('C')
   Call: (207) [system] char_type('C', 'white')
   Fail: (207) [system] char_type('C', 'white')
   Call: (207) [system] char_type('C', end_of_line)
   Fail: (207) [system] char_type('C', end_of_line)
   Call: (207) [system] char_type('C', space)
   Fail: (207) [system] char_type('C', space)
   Call: (207) [system] char_type('C', cntrl)
   Fail: (207) [system] char_type('C', cntrl)
^  Fail: (206) [user] is_like_space('C')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] get_char((0x55fbb4538270), _1292116)
   Exit: (205) [system] get_char((0x55fbb4538270), 'C')
   Call: (205) [system] 'C'='('
   Fail: (205) [system] 'C'='('
   Call: (205) [system] 'C'='['
   Fail: (205) [system] 'C'='['
   Call: (205) [system] 'C'='{'
   Fail: (205) [system] 'C'='{'
   Call: (205) [system] 'C'='"'
   Fail: (205) [system] 'C'='"'
   Call: (205) [system] 'C'=!
   Fail: (205) [system] 'C'=!
   Call: (205) [system] 'C'='\''
   Fail: (205) [system] 'C'='\''
   Call: (205) [system] 'C'='`'
   Fail: (205) [system] 'C'='`'
   Call: (205) [system] 'C'=end_of_file
   Fail: (205) [system] 'C'=end_of_file
^  Call: (205) [user] read_symbolic(')', (0x55fbb4538270), 'C', _1274248)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1309758)
   Call: (207) [system] peek_char((0x55fbb4538270), _1310692)
   Exit: (207) [system] peek_char((0x55fbb4538270), o)
^  Call: (207) [user] is_delimiter(o)
   Call: (208) [system] char_type(o, space)
   Fail: (208) [system] char_type(o, space)
   Call: (208) [system] arg(_1315412, v('(', ')', end_of_file), o)
   Fail: (208) [system] arg(_1316344, v('(', ')', end_of_file), o)
^  Fail: (207) [user] is_delimiter(o)
   Call: (207) [system] ')'==o
   Fail: (207) [system] ')'==o
   Call: (207) [system] get_char((0x55fbb4538270), o)
   Exit: (207) [system] get_char((0x55fbb4538270), o)
   Call: (207) [system] o=(\)
   Fail: (207) [system] o=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1323694)
   Call: (208) [system] peek_char((0x55fbb4538270), _1324628)
   Exit: (208) [system] peek_char((0x55fbb4538270), n)
^  Call: (208) [user] is_delimiter(n)
   Call: (209) [system] char_type(n, space)
   Fail: (209) [system] char_type(n, space)
   Call: (209) [system] arg(_1329348, v('(', ')', end_of_file), n)
   Fail: (209) [system] arg(_1330280, v('(', ')', end_of_file), n)
^  Fail: (208) [user] is_delimiter(n)
   Call: (208) [system] ')'==n
   Fail: (208) [system] ')'==n
   Call: (208) [system] get_char((0x55fbb4538270), n)
   Exit: (208) [system] get_char((0x55fbb4538270), n)
   Call: (208) [system] n=(\)
   Fail: (208) [system] n=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1337630)
   Call: (209) [system] peek_char((0x55fbb4538270), _1338564)
   Exit: (209) [system] peek_char((0x55fbb4538270), j)
^  Call: (209) [user] is_delimiter(j)
   Call: (210) [system] char_type(j, space)
   Fail: (210) [system] char_type(j, space)
   Call: (210) [system] arg(_1343284, v('(', ')', end_of_file), j)
   Fail: (210) [system] arg(_1344216, v('(', ')', end_of_file), j)
^  Fail: (209) [user] is_delimiter(j)
   Call: (209) [system] ')'==j
   Fail: (209) [system] ')'==j
   Call: (209) [system] get_char((0x55fbb4538270), j)
   Exit: (209) [system] get_char((0x55fbb4538270), j)
   Call: (209) [system] j=(\)
   Fail: (209) [system] j=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1351566)
   Call: (210) [system] peek_char((0x55fbb4538270), _1352500)
   Exit: (210) [system] peek_char((0x55fbb4538270), u)
^  Call: (210) [user] is_delimiter(u)
   Call: (211) [system] char_type(u, space)
   Fail: (211) [system] char_type(u, space)
   Call: (211) [system] arg(_1357220, v('(', ')', end_of_file), u)
   Fail: (211) [system] arg(_1358152, v('(', ')', end_of_file), u)
^  Fail: (210) [user] is_delimiter(u)
   Call: (210) [system] ')'==u
   Fail: (210) [system] ')'==u
   Call: (210) [system] get_char((0x55fbb4538270), u)
   Exit: (210) [system] get_char((0x55fbb4538270), u)
   Call: (210) [system] u=(\)
   Fail: (210) [system] u=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1365502)
   Call: (211) [system] peek_char((0x55fbb4538270), _1366436)
   Exit: (211) [system] peek_char((0x55fbb4538270), n)
^  Call: (211) [user] is_delimiter(n)
   Call: (212) [system] char_type(n, space)
   Fail: (212) [system] char_type(n, space)
   Call: (212) [system] arg(_1371156, v('(', ')', end_of_file), n)
   Fail: (212) [system] arg(_1372088, v('(', ')', end_of_file), n)
^  Fail: (211) [user] is_delimiter(n)
   Call: (211) [system] ')'==n
   Fail: (211) [system] ')'==n
   Call: (211) [system] get_char((0x55fbb4538270), n)
   Exit: (211) [system] get_char((0x55fbb4538270), n)
   Call: (211) [system] n=(\)
   Fail: (211) [system] n=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1379438)
   Call: (212) [system] peek_char((0x55fbb4538270), _1380372)
   Exit: (212) [system] peek_char((0x55fbb4538270), c)
^  Call: (212) [user] is_delimiter(c)
   Call: (213) [system] char_type(c, space)
   Fail: (213) [system] char_type(c, space)
   Call: (213) [system] arg(_1385092, v('(', ')', end_of_file), c)
   Fail: (213) [system] arg(_1386024, v('(', ')', end_of_file), c)
^  Fail: (212) [user] is_delimiter(c)
   Call: (212) [system] ')'==c
   Fail: (212) [system] ')'==c
   Call: (212) [system] get_char((0x55fbb4538270), c)
   Exit: (212) [system] get_char((0x55fbb4538270), c)
   Call: (212) [system] c=(\)
   Fail: (212) [system] c=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1393374)
   Call: (213) [system] peek_char((0x55fbb4538270), _1394308)
   Exit: (213) [system] peek_char((0x55fbb4538270), t)
^  Call: (213) [user] is_delimiter(t)
   Call: (214) [system] char_type(t, space)
   Fail: (214) [system] char_type(t, space)
   Call: (214) [system] arg(_1399028, v('(', ')', end_of_file), t)
   Fail: (214) [system] arg(_1399960, v('(', ')', end_of_file), t)
^  Fail: (213) [user] is_delimiter(t)
   Call: (213) [system] ')'==t
   Fail: (213) [system] ')'==t
   Call: (213) [system] get_char((0x55fbb4538270), t)
   Exit: (213) [system] get_char((0x55fbb4538270), t)
   Call: (213) [system] t=(\)
   Fail: (213) [system] t=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1407310)
   Call: (214) [system] peek_char((0x55fbb4538270), _1408244)
   Exit: (214) [system] peek_char((0x55fbb4538270), i)
^  Call: (214) [user] is_delimiter(i)
   Call: (215) [system] char_type(i, space)
   Fail: (215) [system] char_type(i, space)
   Call: (215) [system] arg(_1412964, v('(', ')', end_of_file), i)
   Fail: (215) [system] arg(_1413896, v('(', ')', end_of_file), i)
^  Fail: (214) [user] is_delimiter(i)
   Call: (214) [system] ')'==i
   Fail: (214) [system] ')'==i
   Call: (214) [system] get_char((0x55fbb4538270), i)
   Exit: (214) [system] get_char((0x55fbb4538270), i)
   Call: (214) [system] i=(\)
   Fail: (214) [system] i=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1421246)
   Call: (215) [system] peek_char((0x55fbb4538270), _1422180)
   Exit: (215) [system] peek_char((0x55fbb4538270), o)
^  Call: (215) [user] is_delimiter(o)
   Call: (216) [system] char_type(o, space)
   Fail: (216) [system] char_type(o, space)
   Call: (216) [system] arg(_1426900, v('(', ')', end_of_file), o)
   Fail: (216) [system] arg(_1427832, v('(', ')', end_of_file), o)
^  Fail: (215) [user] is_delimiter(o)
   Call: (215) [system] ')'==o
   Fail: (215) [system] ')'==o
   Call: (215) [system] get_char((0x55fbb4538270), o)
   Exit: (215) [system] get_char((0x55fbb4538270), o)
   Call: (215) [system] o=(\)
   Fail: (215) [system] o=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1435182)
   Call: (216) [system] peek_char((0x55fbb4538270), _1436116)
   Exit: (216) [system] peek_char((0x55fbb4538270), n)
^  Call: (216) [user] is_delimiter(n)
   Call: (217) [system] char_type(n, space)
   Fail: (217) [system] char_type(n, space)
   Call: (217) [system] arg(_1440836, v('(', ')', end_of_file), n)
   Fail: (217) [system] arg(_1441768, v('(', ')', end_of_file), n)
^  Fail: (216) [user] is_delimiter(n)
   Call: (216) [system] ')'==n
   Fail: (216) [system] ')'==n
   Call: (216) [system] get_char((0x55fbb4538270), n)
   Exit: (216) [system] get_char((0x55fbb4538270), n)
   Call: (216) [system] n=(\)
   Fail: (216) [system] n=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1449118)
   Call: (217) [system] peek_char((0x55fbb4538270), _1450052)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (217) [user] is_delimiter('I')
   Call: (218) [system] char_type('I', space)
   Fail: (218) [system] char_type('I', space)
   Call: (218) [system] arg(_1454772, v('(', ')', end_of_file), 'I')
   Fail: (218) [system] arg(_1455704, v('(', ')', end_of_file), 'I')
^  Fail: (217) [user] is_delimiter('I')
   Call: (217) [system] ')'=='I'
   Fail: (217) [system] ')'=='I'
   Call: (217) [system] get_char((0x55fbb4538270), 'I')
   Exit: (217) [system] get_char((0x55fbb4538270), 'I')
   Call: (217) [system] 'I'=(\)
   Fail: (217) [system] 'I'=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1463054)
   Call: (218) [system] peek_char((0x55fbb4538270), _1463988)
   Exit: (218) [system] peek_char((0x55fbb4538270), n)
^  Call: (218) [user] is_delimiter(n)
   Call: (219) [system] char_type(n, space)
   Fail: (219) [system] char_type(n, space)
   Call: (219) [system] arg(_1468708, v('(', ')', end_of_file), n)
   Fail: (219) [system] arg(_1469640, v('(', ')', end_of_file), n)
^  Fail: (218) [user] is_delimiter(n)
   Call: (218) [system] ')'==n
   Fail: (218) [system] ')'==n
   Call: (218) [system] get_char((0x55fbb4538270), n)
   Exit: (218) [system] get_char((0x55fbb4538270), n)
   Call: (218) [system] n=(\)
   Fail: (218) [system] n=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1476990)
   Call: (219) [system] peek_char((0x55fbb4538270), _1477924)
   Exit: (219) [system] peek_char((0x55fbb4538270), t)
^  Call: (219) [user] is_delimiter(t)
   Call: (220) [system] char_type(t, space)
   Fail: (220) [system] char_type(t, space)
   Call: (220) [system] arg(_1482644, v('(', ')', end_of_file), t)
   Fail: (220) [system] arg(_1483576, v('(', ')', end_of_file), t)
^  Fail: (219) [user] is_delimiter(t)
   Call: (219) [system] ')'==t
   Fail: (219) [system] ')'==t
   Call: (219) [system] get_char((0x55fbb4538270), t)
   Exit: (219) [system] get_char((0x55fbb4538270), t)
   Call: (219) [system] t=(\)
   Fail: (219) [system] t=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1490926)
   Call: (220) [system] peek_char((0x55fbb4538270), _1491860)
   Exit: (220) [system] peek_char((0x55fbb4538270), r)
^  Call: (220) [user] is_delimiter(r)
   Call: (221) [system] char_type(r, space)
   Fail: (221) [system] char_type(r, space)
   Call: (221) [system] arg(_1496580, v('(', ')', end_of_file), r)
   Fail: (221) [system] arg(_1497512, v('(', ')', end_of_file), r)
^  Fail: (220) [user] is_delimiter(r)
   Call: (220) [system] ')'==r
   Fail: (220) [system] ')'==r
   Call: (220) [system] get_char((0x55fbb4538270), r)
   Exit: (220) [system] get_char((0x55fbb4538270), r)
   Call: (220) [system] r=(\)
   Fail: (220) [system] r=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1504862)
   Call: (221) [system] peek_char((0x55fbb4538270), _1505796)
   Exit: (221) [system] peek_char((0x55fbb4538270), o)
^  Call: (221) [user] is_delimiter(o)
   Call: (222) [system] char_type(o, space)
   Fail: (222) [system] char_type(o, space)
   Call: (222) [system] arg(_1510516, v('(', ')', end_of_file), o)
   Fail: (222) [system] arg(_1511448, v('(', ')', end_of_file), o)
^  Fail: (221) [user] is_delimiter(o)
   Call: (221) [system] ')'==o
   Fail: (221) [system] ')'==o
   Call: (221) [system] get_char((0x55fbb4538270), o)
   Exit: (221) [system] get_char((0x55fbb4538270), o)
   Call: (221) [system] o=(\)
   Fail: (221) [system] o=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1518798)
   Call: (222) [system] peek_char((0x55fbb4538270), _1519732)
   Exit: (222) [system] peek_char((0x55fbb4538270), d)
^  Call: (222) [user] is_delimiter(d)
   Call: (223) [system] char_type(d, space)
   Fail: (223) [system] char_type(d, space)
   Call: (223) [system] arg(_1524452, v('(', ')', end_of_file), d)
   Fail: (223) [system] arg(_1525384, v('(', ')', end_of_file), d)
^  Fail: (222) [user] is_delimiter(d)
   Call: (222) [system] ')'==d
   Fail: (222) [system] ')'==d
   Call: (222) [system] get_char((0x55fbb4538270), d)
   Exit: (222) [system] get_char((0x55fbb4538270), d)
   Call: (222) [system] d=(\)
   Fail: (222) [system] d=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _1532734)
   Call: (223) [system] peek_char((0x55fbb4538270), _1533668)
   Exit: (223) [system] peek_char((0x55fbb4538270), u)
^  Call: (223) [user] is_delimiter(u)
   Call: (224) [system] char_type(u, space)
   Fail: (224) [system] char_type(u, space)
   Call: (224) [system] arg(_1538388, v('(', ')', end_of_file), u)
   Fail: (224) [system] arg(_1539320, v('(', ')', end_of_file), u)
^  Fail: (223) [user] is_delimiter(u)
   Call: (223) [system] ')'==u
   Fail: (223) [system] ')'==u
   Call: (223) [system] get_char((0x55fbb4538270), u)
   Exit: (223) [system] get_char((0x55fbb4538270), u)
   Call: (223) [system] u=(\)
   Fail: (223) [system] u=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _1546670)
   Call: (224) [system] peek_char((0x55fbb4538270), _1547604)
   Exit: (224) [system] peek_char((0x55fbb4538270), c)
^  Call: (224) [user] is_delimiter(c)
   Call: (225) [system] char_type(c, space)
   Fail: (225) [system] char_type(c, space)
   Call: (225) [system] arg(_1552324, v('(', ')', end_of_file), c)
   Fail: (225) [system] arg(_1553256, v('(', ')', end_of_file), c)
^  Fail: (224) [user] is_delimiter(c)
   Call: (224) [system] ')'==c
   Fail: (224) [system] ')'==c
   Call: (224) [system] get_char((0x55fbb4538270), c)
   Exit: (224) [system] get_char((0x55fbb4538270), c)
   Call: (224) [system] c=(\)
   Fail: (224) [system] c=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _1560606)
   Call: (225) [system] peek_char((0x55fbb4538270), _1561540)
   Exit: (225) [system] peek_char((0x55fbb4538270), t)
^  Call: (225) [user] is_delimiter(t)
   Call: (226) [system] char_type(t, space)
   Fail: (226) [system] char_type(t, space)
   Call: (226) [system] arg(_1566260, v('(', ')', end_of_file), t)
   Fail: (226) [system] arg(_1567192, v('(', ')', end_of_file), t)
^  Fail: (225) [user] is_delimiter(t)
   Call: (225) [system] ')'==t
   Fail: (225) [system] ')'==t
   Call: (225) [system] get_char((0x55fbb4538270), t)
   Exit: (225) [system] get_char((0x55fbb4538270), t)
   Call: (225) [system] t=(\)
   Fail: (225) [system] t=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _1574542)
   Call: (226) [system] peek_char((0x55fbb4538270), _1575476)
   Exit: (226) [system] peek_char((0x55fbb4538270), i)
^  Call: (226) [user] is_delimiter(i)
   Call: (227) [system] char_type(i, space)
   Fail: (227) [system] char_type(i, space)
   Call: (227) [system] arg(_1580196, v('(', ')', end_of_file), i)
   Fail: (227) [system] arg(_1581128, v('(', ')', end_of_file), i)
^  Fail: (226) [user] is_delimiter(i)
   Call: (226) [system] ')'==i
   Fail: (226) [system] ')'==i
   Call: (226) [system] get_char((0x55fbb4538270), i)
   Exit: (226) [system] get_char((0x55fbb4538270), i)
   Call: (226) [system] i=(\)
   Fail: (226) [system] i=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _1588478)
   Call: (227) [system] peek_char((0x55fbb4538270), _1589412)
   Exit: (227) [system] peek_char((0x55fbb4538270), o)
^  Call: (227) [user] is_delimiter(o)
   Call: (228) [system] char_type(o, space)
   Fail: (228) [system] char_type(o, space)
   Call: (228) [system] arg(_1594132, v('(', ')', end_of_file), o)
   Fail: (228) [system] arg(_1595064, v('(', ')', end_of_file), o)
^  Fail: (227) [user] is_delimiter(o)
   Call: (227) [system] ')'==o
   Fail: (227) [system] ')'==o
   Call: (227) [system] get_char((0x55fbb4538270), o)
   Exit: (227) [system] get_char((0x55fbb4538270), o)
   Call: (227) [system] o=(\)
   Fail: (227) [system] o=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _1602414)
   Call: (228) [system] peek_char((0x55fbb4538270), _1603348)
   Exit: (228) [system] peek_char((0x55fbb4538270), n)
^  Call: (228) [user] is_delimiter(n)
   Call: (229) [system] char_type(n, space)
   Fail: (229) [system] char_type(n, space)
   Call: (229) [system] arg(_1608068, v('(', ')', end_of_file), n)
   Fail: (229) [system] arg(_1609000, v('(', ')', end_of_file), n)
^  Fail: (228) [user] is_delimiter(n)
   Call: (228) [system] ')'==n
   Fail: (228) [system] ')'==n
   Call: (228) [system] get_char((0x55fbb4538270), n)
   Exit: (228) [system] get_char((0x55fbb4538270), n)
   Call: (228) [system] n=(\)
   Fail: (228) [system] n=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _1616350)
   Call: (229) [system] peek_char((0x55fbb4538270), _1617284)
   Exit: (229) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (229) [user] is_delimiter(' ')
   Call: (230) [system] char_type(' ', space)
   Exit: (230) [system] char_type(' ', space)
^  Exit: (229) [user] is_delimiter(' ')
   Call: (229) [system] _1616350=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (228) [system] _1602414=[n]
   Exit: (228) [system] [n]=[n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (227) [system] _1588478=[o, n]
   Exit: (227) [system] [o, n]=[o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (226) [system] _1574542=[i, o, n]
   Exit: (226) [system] [i, o, n]=[i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (225) [system] _1560606=[t, i, o, n]
   Exit: (225) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (224) [system] _1546670=[c, t, i, o, n]
   Exit: (224) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (223) [system] _1532734=[u, c, t, i, o, n]
   Exit: (223) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (222) [system] _1518798=[d, u, c, t, i, o, n]
   Exit: (222) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (221) [system] _1504862=[o, d, u, c, t, i, o, n]
   Exit: (221) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (220) [system] _1490926=[r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _1476990=[t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _1463054=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _1449118=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _1435182=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _1421246=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _1407310=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _1393374=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (212) [system] _1379438=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (212) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (211) [system] _1365502=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (211) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (210) [system] _1351566=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (210) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (209) [system] _1337630=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (209) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (208) [system] _1323694=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (208) [system] [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (207) [system] _1309758=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (207) [system] [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (206) [user] classify_and_convert_charseq(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1274248)
^  Call: (207) [user] classify_and_convert_charseq_(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1688036)
^  Call: (209) [system] setup_call_cleanup('$notrace'(_1688988, _1688990), once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1688036), _1688970, fail)), '$restore_trace'(_1688988, _1688990))
^  Call: (210) [system] sig_atomic(system:'$notrace'(_1688988, _1688990))
^  Exit: (209) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1688036), _1688970, fail)), system:'$restore_trace'(3, -1))
   Call: (208) [system] atomic(_1688036)
   Fail: (208) [system] atomic(_1688036)
   Call: (208) [system] atom_chars(_1688036, ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (208) [system] atom_chars('ConjunctionIntroduction', ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (207) [user] classify_and_convert_charseq_(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
   Call: (207) [system] integer('ConjunctionIntroduction')
   Fail: (207) [system] integer('ConjunctionIntroduction')
   Call: (207) [system] _1274248='ConjunctionIntroduction'
   Exit: (207) [system] 'ConjunctionIntroduction'='ConjunctionIntroduction'
^  Exit: (206) [user] classify_and_convert_charseq(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
^  Exit: (205) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'ConjunctionIntroduction')
^  Exit: (204) [user] cont_sexpr(')', (0x55fbb4538270), 'ConjunctionIntroduction')
^  Call: (204) [user] read_list(')', (0x55fbb4538270), _1702986)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1704844)
   Exit: (206) [system] peek_char((0x55fbb4538270), ' ')
   Call: (206) [system] ' '=(;)
   Fail: (206) [system] ' '=(;)
   Call: (206) [system] ' '=(/)
   Fail: (206) [system] ' '=(/)
^  Call: (206) [user] is_like_space(' ')
   Call: (207) [system] char_type(' ', 'white')
   Exit: (207) [system] char_type(' ', 'white')
^  Exit: (206) [user] is_like_space(' ')
   Call: (206) [system] get_char((0x55fbb4538270), _1714438)
   Exit: (206) [system] get_char((0x55fbb4538270), ' ')
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1717142)
   Exit: (207) [system] peek_char((0x55fbb4538270), c)
   Call: (207) [system] c=(;)
   Fail: (207) [system] c=(;)
   Call: (207) [system] c=(/)
   Fail: (207) [system] c=(/)
^  Call: (207) [user] is_like_space(c)
   Call: (208) [system] char_type(c, 'white')
   Fail: (208) [system] char_type(c, 'white')
   Call: (208) [system] char_type(c, end_of_line)
   Fail: (208) [system] char_type(c, end_of_line)
   Call: (208) [system] char_type(c, space)
   Fail: (208) [system] char_type(c, space)
   Call: (208) [system] char_type(c, cntrl)
   Fail: (208) [system] char_type(c, cntrl)
^  Fail: (207) [user] is_like_space(c)
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1734076)
   Exit: (205) [system] peek_char((0x55fbb4538270), c)
   Call: (205) [system] c=')'
   Fail: (205) [system] c=')'
   Call: (205) [system] c=end_of_file
   Fail: (205) [system] c=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55fbb4538270), _1739646)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1741504)
   Exit: (207) [system] peek_char((0x55fbb4538270), c)
   Call: (207) [system] c=(;)
   Fail: (207) [system] c=(;)
   Call: (207) [system] c=(/)
   Fail: (207) [system] c=(/)
^  Call: (207) [user] is_like_space(c)
   Call: (208) [system] char_type(c, 'white')
   Fail: (208) [system] char_type(c, 'white')
   Call: (208) [system] char_type(c, end_of_line)
   Fail: (208) [system] char_type(c, end_of_line)
   Call: (208) [system] char_type(c, space)
   Fail: (208) [system] char_type(c, space)
   Call: (208) [system] char_type(c, cntrl)
   Fail: (208) [system] char_type(c, cntrl)
^  Fail: (207) [user] is_like_space(c)
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] get_char((0x55fbb4538270), _1757514)
   Exit: (206) [system] get_char((0x55fbb4538270), c)
   Call: (206) [system] c='('
   Fail: (206) [system] c='('
   Call: (206) [system] c='['
   Fail: (206) [system] c='['
   Call: (206) [system] c='{'
   Fail: (206) [system] c='{'
   Call: (206) [system] c='"'
   Fail: (206) [system] c='"'
   Call: (206) [system] c=!
   Fail: (206) [system] c=!
   Call: (206) [system] c='\''
   Fail: (206) [system] c='\''
   Call: (206) [system] c='`'
   Fail: (206) [system] c='`'
   Call: (206) [system] c=end_of_file
   Fail: (206) [system] c=end_of_file
^  Call: (206) [user] read_symbolic(')', (0x55fbb4538270), c, _1739646)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1775156)
   Call: (208) [system] peek_char((0x55fbb4538270), _1776090)
   Exit: (208) [system] peek_char((0x55fbb4538270), d)
^  Call: (208) [user] is_delimiter(d)
   Call: (209) [system] char_type(d, space)
   Fail: (209) [system] char_type(d, space)
   Call: (209) [system] arg(_1780810, v('(', ')', end_of_file), d)
   Fail: (209) [system] arg(_1781742, v('(', ')', end_of_file), d)
^  Fail: (208) [user] is_delimiter(d)
   Call: (208) [system] ')'==d
   Fail: (208) [system] ')'==d
   Call: (208) [system] get_char((0x55fbb4538270), d)
   Exit: (208) [system] get_char((0x55fbb4538270), d)
   Call: (208) [system] d=(\)
   Fail: (208) [system] d=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1789092)
   Call: (209) [system] peek_char((0x55fbb4538270), _1790026)
   Exit: (209) [system] peek_char((0x55fbb4538270), e)
^  Call: (209) [user] is_delimiter(e)
   Call: (210) [system] char_type(e, space)
   Fail: (210) [system] char_type(e, space)
   Call: (210) [system] arg(_1794746, v('(', ')', end_of_file), e)
   Fail: (210) [system] arg(_1795678, v('(', ')', end_of_file), e)
^  Fail: (209) [user] is_delimiter(e)
   Call: (209) [system] ')'==e
   Fail: (209) [system] ')'==e
   Call: (209) [system] get_char((0x55fbb4538270), e)
   Exit: (209) [system] get_char((0x55fbb4538270), e)
   Call: (209) [system] e=(\)
   Fail: (209) [system] e=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1803028)
   Call: (210) [system] peek_char((0x55fbb4538270), _1803962)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _1803028=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (209) [system] _1789092=[e]
   Exit: (209) [system] [e]=[e]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (208) [system] _1775156=[d, e]
   Exit: (208) [system] [d, e]=[d, e]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, e])
^  Call: (207) [user] classify_and_convert_charseq([c, d, e], _1739646)
^  Call: (208) [user] classify_and_convert_charseq_([c, d, e], _1818834)
^  Call: (210) [system] setup_call_cleanup('$notrace'(_1819786, _1819788), once(user:catch(read_from_chars([c, d, e], _1818834), _1819768, fail)), '$restore_trace'(_1819786, _1819788))
^  Call: (211) [system] sig_atomic(system:'$notrace'(_1819786, _1819788))
^  Exit: (210) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _1819768, fail)), system:'$restore_trace'(3, -1))
   Call: (209) [system] atomic(cde)
   Exit: (209) [system] atomic(cde)
^  Exit: (208) [user] classify_and_convert_charseq_([c, d, e], cde)
   Call: (208) [system] integer(cde)
   Fail: (208) [system] integer(cde)
   Call: (208) [system] _1739646=cde
   Exit: (208) [system] cde=cde
^  Exit: (207) [user] classify_and_convert_charseq([c, d, e], cde)
^  Exit: (206) [user] read_symbolic(')', (0x55fbb4538270), c, cde)
^  Exit: (205) [user] cont_sexpr(')', (0x55fbb4538270), cde)
^  Call: (205) [user] read_list(')', (0x55fbb4538270), _1831914)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1833772)
   Exit: (207) [system] peek_char((0x55fbb4538270), ' ')
   Call: (207) [system] ' '=(;)
   Fail: (207) [system] ' '=(;)
   Call: (207) [system] ' '=(/)
   Fail: (207) [system] ' '=(/)
^  Call: (207) [user] is_like_space(' ')
   Call: (208) [system] char_type(' ', 'white')
   Exit: (208) [system] char_type(' ', 'white')
^  Exit: (207) [user] is_like_space(' ')
   Call: (207) [system] get_char((0x55fbb4538270), _1843366)
   Exit: (207) [system] get_char((0x55fbb4538270), ' ')
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1846070)
   Exit: (208) [system] peek_char((0x55fbb4538270), a)
   Call: (208) [system] a=(;)
   Fail: (208) [system] a=(;)
   Call: (208) [system] a=(/)
   Fail: (208) [system] a=(/)
^  Call: (208) [user] is_like_space(a)
   Call: (209) [system] char_type(a, 'white')
   Fail: (209) [system] char_type(a, 'white')
   Call: (209) [system] char_type(a, end_of_line)
   Fail: (209) [system] char_type(a, end_of_line)
   Call: (209) [system] char_type(a, space)
   Fail: (209) [system] char_type(a, space)
   Call: (209) [system] char_type(a, cntrl)
   Fail: (209) [system] char_type(a, cntrl)
^  Fail: (208) [user] is_like_space(a)
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1863004)
   Exit: (206) [system] peek_char((0x55fbb4538270), a)
   Call: (206) [system] a=')'
   Fail: (206) [system] a=')'
   Call: (206) [system] a=end_of_file
   Fail: (206) [system] a=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55fbb4538270), _1868574)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1870432)
   Exit: (208) [system] peek_char((0x55fbb4538270), a)
   Call: (208) [system] a=(;)
   Fail: (208) [system] a=(;)
   Call: (208) [system] a=(/)
   Fail: (208) [system] a=(/)
^  Call: (208) [user] is_like_space(a)
   Call: (209) [system] char_type(a, 'white')
   Fail: (209) [system] char_type(a, 'white')
   Call: (209) [system] char_type(a, end_of_line)
   Fail: (209) [system] char_type(a, end_of_line)
   Call: (209) [system] char_type(a, space)
   Fail: (209) [system] char_type(a, space)
   Call: (209) [system] char_type(a, cntrl)
   Fail: (209) [system] char_type(a, cntrl)
^  Fail: (208) [user] is_like_space(a)
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] get_char((0x55fbb4538270), _1886442)
   Exit: (207) [system] get_char((0x55fbb4538270), a)
   Call: (207) [system] a='('
   Fail: (207) [system] a='('
   Call: (207) [system] a='['
   Fail: (207) [system] a='['
   Call: (207) [system] a='{'
   Fail: (207) [system] a='{'
   Call: (207) [system] a='"'
   Fail: (207) [system] a='"'
   Call: (207) [system] a=!
   Fail: (207) [system] a=!
   Call: (207) [system] a='\''
   Fail: (207) [system] a='\''
   Call: (207) [system] a='`'
   Fail: (207) [system] a='`'
   Call: (207) [system] a=end_of_file
   Fail: (207) [system] a=end_of_file
^  Call: (207) [user] read_symbolic(')', (0x55fbb4538270), a, _1868574)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1904084)
   Call: (209) [system] peek_char((0x55fbb4538270), _1905018)
   Exit: (209) [system] peek_char((0x55fbb4538270), ')')
^  Call: (209) [user] is_delimiter(')')
   Call: (210) [system] char_type(')', space)
   Fail: (210) [system] char_type(')', space)
   Call: (210) [system] arg(_1909738, v('(', ')', end_of_file), ')')
   Exit: (210) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (209) [user] is_delimiter(')')
   Call: (209) [system] _1904084=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (208) [user] classify_and_convert_charseq([a], _1868574)
^  Call: (209) [user] classify_and_convert_charseq_([a], _1916174)
^  Call: (211) [system] setup_call_cleanup('$notrace'(_1917126, _1917128), once(user:catch(read_from_chars([a], _1916174), _1917108, fail)), '$restore_trace'(_1917126, _1917128))
^  Call: (212) [system] sig_atomic(system:'$notrace'(_1917126, _1917128))
^  Exit: (211) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1917108, fail)), system:'$restore_trace'(3, -1))
   Call: (210) [system] atomic(a)
   Exit: (210) [system] atomic(a)
^  Exit: (209) [user] classify_and_convert_charseq_([a], a)
   Call: (209) [system] integer(a)
   Fail: (209) [system] integer(a)
   Call: (209) [system] _1868574=a
   Exit: (209) [system] a=a
^  Exit: (208) [user] classify_and_convert_charseq([a], a)
^  Exit: (207) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (206) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _1929254)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1931112)
   Exit: (208) [system] peek_char((0x55fbb4538270), ')')
   Call: (208) [system] ')'=(;)
   Fail: (208) [system] ')'=(;)
   Call: (208) [system] ')'=(/)
   Fail: (208) [system] ')'=(/)
^  Call: (208) [user] is_like_space(')')
   Call: (209) [system] char_type(')', 'white')
   Fail: (209) [system] char_type(')', 'white')
   Call: (209) [system] char_type(')', end_of_line)
   Fail: (209) [system] char_type(')', end_of_line)
   Call: (209) [system] char_type(')', space)
   Fail: (209) [system] char_type(')', space)
   Call: (209) [system] char_type(')', cntrl)
   Fail: (209) [system] char_type(')', cntrl)
^  Fail: (208) [user] is_like_space(')')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1947122)
   Exit: (207) [system] peek_char((0x55fbb4538270), ')')
   Call: (207) [system] ')'=')'
   Exit: (207) [system] ')'=')'
   Call: (207) [system] get_char((0x55fbb4538270), _1950912)
   Exit: (207) [system] get_char((0x55fbb4538270), ')')
   Call: (207) [system] _1929254=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), [])
   Call: (206) [system] _1831914=[a]
   Exit: (206) [system] [a]=[a]
^  Exit: (205) [user] read_list(')', (0x55fbb4538270), [a])
   Call: (205) [system] _1702986=[cde, a]
   Exit: (205) [system] [cde, a]=[cde, a]
^  Exit: (204) [user] read_list(')', (0x55fbb4538270), [cde, a])
   Call: (204) [system] _1229230=['ConjunctionIntroduction', cde, a]
   Exit: (204) [system] ['ConjunctionIntroduction', cde, a]=['ConjunctionIntroduction', cde, a]
^  Exit: (203) [user] read_list(')', (0x55fbb4538270), ['ConjunctionIntroduction', cde, a])
^  Exit: (202) [user] cont_sexpr(')', (0x55fbb4538270), ['ConjunctionIntroduction', cde, a])
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _1964794)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1966652)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
   Call: (204) [system] ' '=(/)
   Fail: (204) [system] ' '=(/)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55fbb4538270), _1976246)
   Exit: (204) [system] get_char((0x55fbb4538270), ' ')
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1978950)
   Exit: (205) [system] peek_char((0x55fbb4538270), '(')
   Call: (205) [system] '('=(;)
   Fail: (205) [system] '('=(;)
   Call: (205) [system] '('=(/)
   Fail: (205) [system] '('=(/)
^  Call: (205) [user] is_like_space('(')
   Call: (206) [system] char_type('(', 'white')
   Fail: (206) [system] char_type('(', 'white')
   Call: (206) [system] char_type('(', end_of_line)
   Fail: (206) [system] char_type('(', end_of_line)
   Call: (206) [system] char_type('(', space)
   Fail: (206) [system] char_type('(', space)
   Call: (206) [system] char_type('(', cntrl)
   Fail: (206) [system] char_type('(', cntrl)
^  Fail: (205) [user] is_like_space('(')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1995884)
   Exit: (203) [system] peek_char((0x55fbb4538270), '(')
   Call: (203) [system] '('=')'
   Fail: (203) [system] '('=')'
   Call: (203) [system] '('=end_of_file
   Fail: (203) [system] '('=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55fbb4538270), _2001454)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _2003312)
   Exit: (205) [system] peek_char((0x55fbb4538270), '(')
   Call: (205) [system] '('=(;)
   Fail: (205) [system] '('=(;)
   Call: (205) [system] '('=(/)
   Fail: (205) [system] '('=(/)
^  Call: (205) [user] is_like_space('(')
   Call: (206) [system] char_type('(', 'white')
   Fail: (206) [system] char_type('(', 'white')
   Call: (206) [system] char_type('(', end_of_line)
   Fail: (206) [system] char_type('(', end_of_line)
   Call: (206) [system] char_type('(', space)
   Fail: (206) [system] char_type('(', space)
   Call: (206) [system] char_type('(', cntrl)
   Fail: (206) [system] char_type('(', cntrl)
^  Fail: (205) [user] is_like_space('(')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] get_char((0x55fbb4538270), _2019322)
   Exit: (204) [system] get_char((0x55fbb4538270), '(')
   Call: (204) [system] '('='('
   Exit: (204) [system] '('='('
^  Call: (204) [user] read_list(')', (0x55fbb4538270), _2001454)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _2024892)
   Exit: (206) [system] peek_char((0x55fbb4538270), 'A')
   Call: (206) [system] 'A'=(;)
   Fail: (206) [system] 'A'=(;)
   Call: (206) [system] 'A'=(/)
   Fail: (206) [system] 'A'=(/)
^  Call: (206) [user] is_like_space('A')
   Call: (207) [system] char_type('A', 'white')
   Fail: (207) [system] char_type('A', 'white')
   Call: (207) [system] char_type('A', end_of_line)
   Fail: (207) [system] char_type('A', end_of_line)
   Call: (207) [system] char_type('A', space)
   Fail: (207) [system] char_type('A', space)
   Call: (207) [system] char_type('A', cntrl)
   Fail: (207) [system] char_type('A', cntrl)
^  Fail: (206) [user] is_like_space('A')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _2040902)
   Exit: (205) [system] peek_char((0x55fbb4538270), 'A')
   Call: (205) [system] 'A'=')'
   Fail: (205) [system] 'A'=')'
   Call: (205) [system] 'A'=end_of_file
   Fail: (205) [system] 'A'=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55fbb4538270), _2046472)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _2048330)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'A')
   Call: (207) [system] 'A'=(;)
   Fail: (207) [system] 'A'=(;)
   Call: (207) [system] 'A'=(/)
   Fail: (207) [system] 'A'=(/)
^  Call: (207) [user] is_like_space('A')
   Call: (208) [system] char_type('A', 'white')
   Fail: (208) [system] char_type('A', 'white')
   Call: (208) [system] char_type('A', end_of_line)
   Fail: (208) [system] char_type('A', end_of_line)
   Call: (208) [system] char_type('A', space)
   Fail: (208) [system] char_type('A', space)
   Call: (208) [system] char_type('A', cntrl)
   Fail: (208) [system] char_type('A', cntrl)
^  Fail: (207) [user] is_like_space('A')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] get_char((0x55fbb4538270), _2064340)
   Exit: (206) [system] get_char((0x55fbb4538270), 'A')
   Call: (206) [system] 'A'='('
   Fail: (206) [system] 'A'='('
   Call: (206) [system] 'A'='['
   Fail: (206) [system] 'A'='['
   Call: (206) [system] 'A'='{'
   Fail: (206) [system] 'A'='{'
   Call: (206) [system] 'A'='"'
   Fail: (206) [system] 'A'='"'
   Call: (206) [system] 'A'=!
   Fail: (206) [system] 'A'=!
   Call: (206) [system] 'A'='\''
   Fail: (206) [system] 'A'='\''
   Call: (206) [system] 'A'='`'
   Fail: (206) [system] 'A'='`'
   Call: (206) [system] 'A'=end_of_file
   Fail: (206) [system] 'A'=end_of_file
^  Call: (206) [user] read_symbolic(')', (0x55fbb4538270), 'A', _2046472)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _2081982)
   Call: (208) [system] peek_char((0x55fbb4538270), _2082916)
   Exit: (208) [system] peek_char((0x55fbb4538270), n)
^  Call: (208) [user] is_delimiter(n)
   Call: (209) [system] char_type(n, space)
   Fail: (209) [system] char_type(n, space)
   Call: (209) [system] arg(_2087636, v('(', ')', end_of_file), n)
   Fail: (209) [system] arg(_2088568, v('(', ')', end_of_file), n)
^  Fail: (208) [user] is_delimiter(n)
   Call: (208) [system] ')'==n
   Fail: (208) [system] ')'==n
   Call: (208) [system] get_char((0x55fbb4538270), n)
   Exit: (208) [system] get_char((0x55fbb4538270), n)
   Call: (208) [system] n=(\)
   Fail: (208) [system] n=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _2095918)
   Call: (209) [system] peek_char((0x55fbb4538270), _4394)
   Exit: (209) [system] peek_char((0x55fbb4538270), d)
^  Call: (209) [user] is_delimiter(d)
   Call: (210) [system] char_type(d, space)
   Fail: (210) [system] char_type(d, space)
   Call: (210) [system] arg(_9060, v('(', ')', end_of_file), d)
   Fail: (210) [system] arg(_9992, v('(', ')', end_of_file), d)
^  Fail: (209) [user] is_delimiter(d)
   Call: (209) [system] ')'==d
   Fail: (209) [system] ')'==d
   Call: (209) [system] get_char((0x55fbb4538270), d)
   Exit: (209) [system] get_char((0x55fbb4538270), d)
   Call: (209) [system] d=(\)
   Fail: (209) [system] d=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _17342)
   Call: (210) [system] peek_char((0x55fbb4538270), _18276)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (210) [user] is_delimiter('L')
   Call: (211) [system] char_type('L', space)
   Fail: (211) [system] char_type('L', space)
   Call: (211) [system] arg(_22996, v('(', ')', end_of_file), 'L')
   Fail: (211) [system] arg(_23928, v('(', ')', end_of_file), 'L')
^  Fail: (210) [user] is_delimiter('L')
   Call: (210) [system] ')'=='L'
   Fail: (210) [system] ')'=='L'
   Call: (210) [system] get_char((0x55fbb4538270), 'L')
   Exit: (210) [system] get_char((0x55fbb4538270), 'L')
   Call: (210) [system] 'L'=(\)
   Fail: (210) [system] 'L'=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _31278)
   Call: (211) [system] peek_char((0x55fbb4538270), _32212)
   Exit: (211) [system] peek_char((0x55fbb4538270), i)
^  Call: (211) [user] is_delimiter(i)
   Call: (212) [system] char_type(i, space)
   Fail: (212) [system] char_type(i, space)
   Call: (212) [system] arg(_36932, v('(', ')', end_of_file), i)
   Fail: (212) [system] arg(_37864, v('(', ')', end_of_file), i)
^  Fail: (211) [user] is_delimiter(i)
   Call: (211) [system] ')'==i
   Fail: (211) [system] ')'==i
   Call: (211) [system] get_char((0x55fbb4538270), i)
   Exit: (211) [system] get_char((0x55fbb4538270), i)
   Call: (211) [system] i=(\)
   Fail: (211) [system] i=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _45214)
   Call: (212) [system] peek_char((0x55fbb4538270), _46148)
   Exit: (212) [system] peek_char((0x55fbb4538270), n)
^  Call: (212) [user] is_delimiter(n)
   Call: (213) [system] char_type(n, space)
   Fail: (213) [system] char_type(n, space)
   Call: (213) [system] arg(_50868, v('(', ')', end_of_file), n)
   Fail: (213) [system] arg(_51800, v('(', ')', end_of_file), n)
^  Fail: (212) [user] is_delimiter(n)
   Call: (212) [system] ')'==n
   Fail: (212) [system] ')'==n
   Call: (212) [system] get_char((0x55fbb4538270), n)
   Exit: (212) [system] get_char((0x55fbb4538270), n)
   Call: (212) [system] n=(\)
   Fail: (212) [system] n=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _59150)
   Call: (213) [system] peek_char((0x55fbb4538270), _60084)
   Exit: (213) [system] peek_char((0x55fbb4538270), k)
^  Call: (213) [user] is_delimiter(k)
   Call: (214) [system] char_type(k, space)
   Fail: (214) [system] char_type(k, space)
   Call: (214) [system] arg(_64804, v('(', ')', end_of_file), k)
   Fail: (214) [system] arg(_65736, v('(', ')', end_of_file), k)
^  Fail: (213) [user] is_delimiter(k)
   Call: (213) [system] ')'==k
   Fail: (213) [system] ')'==k
   Call: (213) [system] get_char((0x55fbb4538270), k)
   Exit: (213) [system] get_char((0x55fbb4538270), k)
   Call: (213) [system] k=(\)
   Fail: (213) [system] k=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _73086)
   Call: (214) [system] peek_char((0x55fbb4538270), _74020)
   Exit: (214) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (214) [user] is_delimiter(' ')
   Call: (215) [system] char_type(' ', space)
   Exit: (215) [system] char_type(' ', space)
^  Exit: (214) [user] is_delimiter(' ')
   Call: (214) [system] _73086=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (213) [system] _59150=[k]
   Exit: (213) [system] [k]=[k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (212) [system] _45214=[n, k]
   Exit: (212) [system] [n, k]=[n, k]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (211) [system] _31278=[i, n, k]
   Exit: (211) [system] [i, n, k]=[i, n, k]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (210) [system] _17342=['L', i, n, k]
   Exit: (210) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (209) [system] _4390=[d, 'L', i, n, k]
   Exit: (209) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (208) [system] _4386=[n, d, 'L', i, n, k]
   Exit: (208) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (207) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _4382)
^  Call: (208) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _100068)
^  Call: (210) [system] setup_call_cleanup('$notrace'(_101020, _101022), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _100068), _101002, fail)), '$restore_trace'(_101020, _101022))
^  Call: (211) [system] sig_atomic(system:'$notrace'(_101020, _101022))
^  Exit: (210) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _100068), _101002, fail)), system:'$restore_trace'(3, -1))
   Call: (209) [system] atomic(_100068)
   Fail: (209) [system] atomic(_100068)
   Call: (209) [system] atom_chars(_100068, ['A', n, d, 'L', i, n, k])
   Exit: (209) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (208) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (208) [system] integer('AndLink')
   Fail: (208) [system] integer('AndLink')
   Call: (208) [system] _4382='AndLink'
   Exit: (208) [system] 'AndLink'='AndLink'
^  Exit: (207) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (206) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (205) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (205) [user] read_list(')', (0x55fbb4538270), _115018)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _116876)
   Exit: (207) [system] peek_char((0x55fbb4538270), ' ')
   Call: (207) [system] ' '=(;)
   Fail: (207) [system] ' '=(;)
   Call: (207) [system] ' '=(/)
   Fail: (207) [system] ' '=(/)
^  Call: (207) [user] is_like_space(' ')
   Call: (208) [system] char_type(' ', 'white')
   Exit: (208) [system] char_type(' ', 'white')
^  Exit: (207) [user] is_like_space(' ')
   Call: (207) [system] get_char((0x55fbb4538270), _126470)
   Exit: (207) [system] get_char((0x55fbb4538270), ' ')
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _129174)
   Exit: (208) [system] peek_char((0x55fbb4538270), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
   Call: (208) [system] '('=(/)
   Fail: (208) [system] '('=(/)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _146108)
   Exit: (206) [system] peek_char((0x55fbb4538270), '(')
   Call: (206) [system] '('=')'
   Fail: (206) [system] '('=')'
   Call: (206) [system] '('=end_of_file
   Fail: (206) [system] '('=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55fbb4538270), _151678)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _153536)
   Exit: (208) [system] peek_char((0x55fbb4538270), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
   Call: (208) [system] '('=(/)
   Fail: (208) [system] '('=(/)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] get_char((0x55fbb4538270), _169546)
   Exit: (207) [system] get_char((0x55fbb4538270), '(')
   Call: (207) [system] '('='('
   Exit: (207) [system] '('='('
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _151678)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _175116)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'I')
   Call: (209) [system] 'I'=(;)
   Fail: (209) [system] 'I'=(;)
   Call: (209) [system] 'I'=(/)
   Fail: (209) [system] 'I'=(/)
^  Call: (209) [user] is_like_space('I')
   Call: (210) [system] char_type('I', 'white')
   Fail: (210) [system] char_type('I', 'white')
   Call: (210) [system] char_type('I', end_of_line)
   Fail: (210) [system] char_type('I', end_of_line)
   Call: (210) [system] char_type('I', space)
   Fail: (210) [system] char_type('I', space)
   Call: (210) [system] char_type('I', cntrl)
   Fail: (210) [system] char_type('I', cntrl)
^  Fail: (209) [user] is_like_space('I')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _191126)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'I')
   Call: (208) [system] 'I'=')'
   Fail: (208) [system] 'I'=')'
   Call: (208) [system] 'I'=end_of_file
   Fail: (208) [system] 'I'=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55fbb4538270), _196696)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _198554)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'I')
   Call: (210) [system] 'I'=(;)
   Fail: (210) [system] 'I'=(;)
   Call: (210) [system] 'I'=(/)
   Fail: (210) [system] 'I'=(/)
^  Call: (210) [user] is_like_space('I')
   Call: (211) [system] char_type('I', 'white')
   Fail: (211) [system] char_type('I', 'white')
   Call: (211) [system] char_type('I', end_of_line)
   Fail: (211) [system] char_type('I', end_of_line)
   Call: (211) [system] char_type('I', space)
   Fail: (211) [system] char_type('I', space)
   Call: (211) [system] char_type('I', cntrl)
   Fail: (211) [system] char_type('I', cntrl)
^  Fail: (210) [user] is_like_space('I')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] get_char((0x55fbb4538270), _214564)
   Exit: (209) [system] get_char((0x55fbb4538270), 'I')
   Call: (209) [system] 'I'='('
   Fail: (209) [system] 'I'='('
   Call: (209) [system] 'I'='['
   Fail: (209) [system] 'I'='['
   Call: (209) [system] 'I'='{'
   Fail: (209) [system] 'I'='{'
   Call: (209) [system] 'I'='"'
   Fail: (209) [system] 'I'='"'
   Call: (209) [system] 'I'=!
   Fail: (209) [system] 'I'=!
   Call: (209) [system] 'I'='\''
   Fail: (209) [system] 'I'='\''
   Call: (209) [system] 'I'='`'
   Fail: (209) [system] 'I'='`'
   Call: (209) [system] 'I'=end_of_file
   Fail: (209) [system] 'I'=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55fbb4538270), 'I', _196696)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _232206)
   Call: (211) [system] peek_char((0x55fbb4538270), _233140)
   Exit: (211) [system] peek_char((0x55fbb4538270), m)
^  Call: (211) [user] is_delimiter(m)
   Call: (212) [system] char_type(m, space)
   Fail: (212) [system] char_type(m, space)
   Call: (212) [system] arg(_237860, v('(', ')', end_of_file), m)
   Fail: (212) [system] arg(_238792, v('(', ')', end_of_file), m)
^  Fail: (211) [user] is_delimiter(m)
   Call: (211) [system] ')'==m
   Fail: (211) [system] ')'==m
   Call: (211) [system] get_char((0x55fbb4538270), m)
   Exit: (211) [system] get_char((0x55fbb4538270), m)
   Call: (211) [system] m=(\)
   Fail: (211) [system] m=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _246142)
   Call: (212) [system] peek_char((0x55fbb4538270), _247076)
   Exit: (212) [system] peek_char((0x55fbb4538270), p)
^  Call: (212) [user] is_delimiter(p)
   Call: (213) [system] char_type(p, space)
   Fail: (213) [system] char_type(p, space)
   Call: (213) [system] arg(_251796, v('(', ')', end_of_file), p)
   Fail: (213) [system] arg(_252728, v('(', ')', end_of_file), p)
^  Fail: (212) [user] is_delimiter(p)
   Call: (212) [system] ')'==p
   Fail: (212) [system] ')'==p
   Call: (212) [system] get_char((0x55fbb4538270), p)
   Exit: (212) [system] get_char((0x55fbb4538270), p)
   Call: (212) [system] p=(\)
   Fail: (212) [system] p=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _260078)
   Call: (213) [system] peek_char((0x55fbb4538270), _261012)
   Exit: (213) [system] peek_char((0x55fbb4538270), l)
^  Call: (213) [user] is_delimiter(l)
   Call: (214) [system] char_type(l, space)
   Fail: (214) [system] char_type(l, space)
   Call: (214) [system] arg(_265732, v('(', ')', end_of_file), l)
   Fail: (214) [system] arg(_266664, v('(', ')', end_of_file), l)
^  Fail: (213) [user] is_delimiter(l)
   Call: (213) [system] ')'==l
   Fail: (213) [system] ')'==l
   Call: (213) [system] get_char((0x55fbb4538270), l)
   Exit: (213) [system] get_char((0x55fbb4538270), l)
   Call: (213) [system] l=(\)
   Fail: (213) [system] l=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _274014)
   Call: (214) [system] peek_char((0x55fbb4538270), _274948)
   Exit: (214) [system] peek_char((0x55fbb4538270), i)
^  Call: (214) [user] is_delimiter(i)
   Call: (215) [system] char_type(i, space)
   Fail: (215) [system] char_type(i, space)
   Call: (215) [system] arg(_279668, v('(', ')', end_of_file), i)
   Fail: (215) [system] arg(_280600, v('(', ')', end_of_file), i)
^  Fail: (214) [user] is_delimiter(i)
   Call: (214) [system] ')'==i
   Fail: (214) [system] ')'==i
   Call: (214) [system] get_char((0x55fbb4538270), i)
   Exit: (214) [system] get_char((0x55fbb4538270), i)
   Call: (214) [system] i=(\)
   Fail: (214) [system] i=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _287950)
   Call: (215) [system] peek_char((0x55fbb4538270), _288884)
   Exit: (215) [system] peek_char((0x55fbb4538270), c)
^  Call: (215) [user] is_delimiter(c)
   Call: (216) [system] char_type(c, space)
   Fail: (216) [system] char_type(c, space)
   Call: (216) [system] arg(_293604, v('(', ')', end_of_file), c)
   Fail: (216) [system] arg(_294536, v('(', ')', end_of_file), c)
^  Fail: (215) [user] is_delimiter(c)
   Call: (215) [system] ')'==c
   Fail: (215) [system] ')'==c
   Call: (215) [system] get_char((0x55fbb4538270), c)
   Exit: (215) [system] get_char((0x55fbb4538270), c)
   Call: (215) [system] c=(\)
   Fail: (215) [system] c=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _301886)
   Call: (216) [system] peek_char((0x55fbb4538270), _302820)
   Exit: (216) [system] peek_char((0x55fbb4538270), a)
^  Call: (216) [user] is_delimiter(a)
   Call: (217) [system] char_type(a, space)
   Fail: (217) [system] char_type(a, space)
   Call: (217) [system] arg(_307540, v('(', ')', end_of_file), a)
   Fail: (217) [system] arg(_308472, v('(', ')', end_of_file), a)
^  Fail: (216) [user] is_delimiter(a)
   Call: (216) [system] ')'==a
   Fail: (216) [system] ')'==a
   Call: (216) [system] get_char((0x55fbb4538270), a)
   Exit: (216) [system] get_char((0x55fbb4538270), a)
   Call: (216) [system] a=(\)
   Fail: (216) [system] a=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _315822)
   Call: (217) [system] peek_char((0x55fbb4538270), _316756)
   Exit: (217) [system] peek_char((0x55fbb4538270), t)
^  Call: (217) [user] is_delimiter(t)
   Call: (218) [system] char_type(t, space)
   Fail: (218) [system] char_type(t, space)
   Call: (218) [system] arg(_321476, v('(', ')', end_of_file), t)
   Fail: (218) [system] arg(_322408, v('(', ')', end_of_file), t)
^  Fail: (217) [user] is_delimiter(t)
   Call: (217) [system] ')'==t
   Fail: (217) [system] ')'==t
   Call: (217) [system] get_char((0x55fbb4538270), t)
   Exit: (217) [system] get_char((0x55fbb4538270), t)
   Call: (217) [system] t=(\)
   Fail: (217) [system] t=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _329758)
   Call: (218) [system] peek_char((0x55fbb4538270), _330692)
   Exit: (218) [system] peek_char((0x55fbb4538270), i)
^  Call: (218) [user] is_delimiter(i)
   Call: (219) [system] char_type(i, space)
   Fail: (219) [system] char_type(i, space)
   Call: (219) [system] arg(_335412, v('(', ')', end_of_file), i)
   Fail: (219) [system] arg(_336344, v('(', ')', end_of_file), i)
^  Fail: (218) [user] is_delimiter(i)
   Call: (218) [system] ')'==i
   Fail: (218) [system] ')'==i
   Call: (218) [system] get_char((0x55fbb4538270), i)
   Exit: (218) [system] get_char((0x55fbb4538270), i)
   Call: (218) [system] i=(\)
   Fail: (218) [system] i=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _343694)
   Call: (219) [system] peek_char((0x55fbb4538270), _344628)
   Exit: (219) [system] peek_char((0x55fbb4538270), o)
^  Call: (219) [user] is_delimiter(o)
   Call: (220) [system] char_type(o, space)
   Fail: (220) [system] char_type(o, space)
   Call: (220) [system] arg(_349348, v('(', ')', end_of_file), o)
   Fail: (220) [system] arg(_350280, v('(', ')', end_of_file), o)
^  Fail: (219) [user] is_delimiter(o)
   Call: (219) [system] ')'==o
   Fail: (219) [system] ')'==o
   Call: (219) [system] get_char((0x55fbb4538270), o)
   Exit: (219) [system] get_char((0x55fbb4538270), o)
   Call: (219) [system] o=(\)
   Fail: (219) [system] o=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _357630)
   Call: (220) [system] peek_char((0x55fbb4538270), _358564)
   Exit: (220) [system] peek_char((0x55fbb4538270), n)
^  Call: (220) [user] is_delimiter(n)
   Call: (221) [system] char_type(n, space)
   Fail: (221) [system] char_type(n, space)
   Call: (221) [system] arg(_363284, v('(', ')', end_of_file), n)
   Fail: (221) [system] arg(_364216, v('(', ')', end_of_file), n)
^  Fail: (220) [user] is_delimiter(n)
   Call: (220) [system] ')'==n
   Fail: (220) [system] ')'==n
   Call: (220) [system] get_char((0x55fbb4538270), n)
   Exit: (220) [system] get_char((0x55fbb4538270), n)
   Call: (220) [system] n=(\)
   Fail: (220) [system] n=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _371566)
   Call: (221) [system] peek_char((0x55fbb4538270), _372500)
   Exit: (221) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (221) [user] is_delimiter(' ')
   Call: (222) [system] char_type(' ', space)
   Exit: (222) [system] char_type(' ', space)
^  Exit: (221) [user] is_delimiter(' ')
   Call: (221) [system] _371566=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (220) [system] _357630=[n]
   Exit: (220) [system] [n]=[n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (219) [system] _343694=[o, n]
   Exit: (219) [system] [o, n]=[o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (218) [system] _329758=[i, o, n]
   Exit: (218) [system] [i, o, n]=[i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (217) [system] _315822=[t, i, o, n]
   Exit: (217) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (216) [system] _301886=[a, t, i, o, n]
   Exit: (216) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (215) [system] _287950=[c, a, t, i, o, n]
   Exit: (215) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (214) [system] _274014=[i, c, a, t, i, o, n]
   Exit: (214) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (213) [system] _260078=[l, i, c, a, t, i, o, n]
   Exit: (213) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (212) [system] _246142=[p, l, i, c, a, t, i, o, n]
   Exit: (212) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (211) [system] _232206=[m, p, l, i, c, a, t, i, o, n]
   Exit: (211) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (210) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _196696)
^  Call: (211) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _409724)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_410676, _410678), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _409724), _410658, fail)), '$restore_trace'(_410676, _410678))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_410676, _410678))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _409724), _410658, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(_409724)
   Fail: (212) [system] atomic(_409724)
   Call: (212) [system] atom_chars(_409724, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (212) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (211) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (211) [system] integer('Implication')
   Fail: (211) [system] integer('Implication')
   Call: (211) [system] _196696='Implication'
   Exit: (211) [system] 'Implication'='Implication'
^  Exit: (210) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (209) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (208) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _424674)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _426532)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
   Call: (210) [system] ' '=(/)
   Fail: (210) [system] ' '=(/)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55fbb4538270), _436126)
   Exit: (210) [system] get_char((0x55fbb4538270), ' ')
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _438830)
   Exit: (211) [system] peek_char((0x55fbb4538270), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
   Call: (211) [system] '('=(/)
   Fail: (211) [system] '('=(/)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _455764)
   Exit: (209) [system] peek_char((0x55fbb4538270), '(')
   Call: (209) [system] '('=')'
   Fail: (209) [system] '('=')'
   Call: (209) [system] '('=end_of_file
   Fail: (209) [system] '('=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55fbb4538270), _461334)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _463192)
   Exit: (211) [system] peek_char((0x55fbb4538270), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
   Call: (211) [system] '('=(/)
   Fail: (211) [system] '('=(/)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] get_char((0x55fbb4538270), _479202)
   Exit: (210) [system] get_char((0x55fbb4538270), '(')
   Call: (210) [system] '('='('
   Exit: (210) [system] '('='('
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _461334)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _484772)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'O')
   Call: (212) [system] 'O'=(;)
   Fail: (212) [system] 'O'=(;)
   Call: (212) [system] 'O'=(/)
   Fail: (212) [system] 'O'=(/)
^  Call: (212) [user] is_like_space('O')
   Call: (213) [system] char_type('O', 'white')
   Fail: (213) [system] char_type('O', 'white')
   Call: (213) [system] char_type('O', end_of_line)
   Fail: (213) [system] char_type('O', end_of_line)
   Call: (213) [system] char_type('O', space)
   Fail: (213) [system] char_type('O', space)
   Call: (213) [system] char_type('O', cntrl)
   Fail: (213) [system] char_type('O', cntrl)
^  Fail: (212) [user] is_like_space('O')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _500782)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'O')
   Call: (211) [system] 'O'=')'
   Fail: (211) [system] 'O'=')'
   Call: (211) [system] 'O'=end_of_file
   Fail: (211) [system] 'O'=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55fbb4538270), _506352)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _508210)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'O')
   Call: (213) [system] 'O'=(;)
   Fail: (213) [system] 'O'=(;)
   Call: (213) [system] 'O'=(/)
   Fail: (213) [system] 'O'=(/)
^  Call: (213) [user] is_like_space('O')
   Call: (214) [system] char_type('O', 'white')
   Fail: (214) [system] char_type('O', 'white')
   Call: (214) [system] char_type('O', end_of_line)
   Fail: (214) [system] char_type('O', end_of_line)
   Call: (214) [system] char_type('O', space)
   Fail: (214) [system] char_type('O', space)
   Call: (214) [system] char_type('O', cntrl)
   Fail: (214) [system] char_type('O', cntrl)
^  Fail: (213) [user] is_like_space('O')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] get_char((0x55fbb4538270), _524220)
   Exit: (212) [system] get_char((0x55fbb4538270), 'O')
   Call: (212) [system] 'O'='('
   Fail: (212) [system] 'O'='('
   Call: (212) [system] 'O'='['
   Fail: (212) [system] 'O'='['
   Call: (212) [system] 'O'='{'
   Fail: (212) [system] 'O'='{'
   Call: (212) [system] 'O'='"'
   Fail: (212) [system] 'O'='"'
   Call: (212) [system] 'O'=!
   Fail: (212) [system] 'O'=!
   Call: (212) [system] 'O'='\''
   Fail: (212) [system] 'O'='\''
   Call: (212) [system] 'O'='`'
   Fail: (212) [system] 'O'='`'
   Call: (212) [system] 'O'=end_of_file
   Fail: (212) [system] 'O'=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55fbb4538270), 'O', _506352)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _541862)
   Call: (214) [system] peek_char((0x55fbb4538270), _542796)
   Exit: (214) [system] peek_char((0x55fbb4538270), r)
^  Call: (214) [user] is_delimiter(r)
   Call: (215) [system] char_type(r, space)
   Fail: (215) [system] char_type(r, space)
   Call: (215) [system] arg(_547516, v('(', ')', end_of_file), r)
   Fail: (215) [system] arg(_548448, v('(', ')', end_of_file), r)
^  Fail: (214) [user] is_delimiter(r)
   Call: (214) [system] ')'==r
   Fail: (214) [system] ')'==r
   Call: (214) [system] get_char((0x55fbb4538270), r)
   Exit: (214) [system] get_char((0x55fbb4538270), r)
   Call: (214) [system] r=(\)
   Fail: (214) [system] r=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _555798)
   Call: (215) [system] peek_char((0x55fbb4538270), _556732)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (215) [user] is_delimiter('L')
   Call: (216) [system] char_type('L', space)
   Fail: (216) [system] char_type('L', space)
   Call: (216) [system] arg(_561452, v('(', ')', end_of_file), 'L')
   Fail: (216) [system] arg(_562384, v('(', ')', end_of_file), 'L')
^  Fail: (215) [user] is_delimiter('L')
   Call: (215) [system] ')'=='L'
   Fail: (215) [system] ')'=='L'
   Call: (215) [system] get_char((0x55fbb4538270), 'L')
   Exit: (215) [system] get_char((0x55fbb4538270), 'L')
   Call: (215) [system] 'L'=(\)
   Fail: (215) [system] 'L'=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _569734)
   Call: (216) [system] peek_char((0x55fbb4538270), _570668)
   Exit: (216) [system] peek_char((0x55fbb4538270), i)
^  Call: (216) [user] is_delimiter(i)
   Call: (217) [system] char_type(i, space)
   Fail: (217) [system] char_type(i, space)
   Call: (217) [system] arg(_575388, v('(', ')', end_of_file), i)
   Fail: (217) [system] arg(_576320, v('(', ')', end_of_file), i)
^  Fail: (216) [user] is_delimiter(i)
   Call: (216) [system] ')'==i
   Fail: (216) [system] ')'==i
   Call: (216) [system] get_char((0x55fbb4538270), i)
   Exit: (216) [system] get_char((0x55fbb4538270), i)
   Call: (216) [system] i=(\)
   Fail: (216) [system] i=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _583670)
   Call: (217) [system] peek_char((0x55fbb4538270), _584604)
   Exit: (217) [system] peek_char((0x55fbb4538270), n)
^  Call: (217) [user] is_delimiter(n)
   Call: (218) [system] char_type(n, space)
   Fail: (218) [system] char_type(n, space)
   Call: (218) [system] arg(_589324, v('(', ')', end_of_file), n)
   Fail: (218) [system] arg(_590256, v('(', ')', end_of_file), n)
^  Fail: (217) [user] is_delimiter(n)
   Call: (217) [system] ')'==n
   Fail: (217) [system] ')'==n
   Call: (217) [system] get_char((0x55fbb4538270), n)
   Exit: (217) [system] get_char((0x55fbb4538270), n)
   Call: (217) [system] n=(\)
   Fail: (217) [system] n=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _597606)
   Call: (218) [system] peek_char((0x55fbb4538270), _598540)
   Exit: (218) [system] peek_char((0x55fbb4538270), k)
^  Call: (218) [user] is_delimiter(k)
   Call: (219) [system] char_type(k, space)
   Fail: (219) [system] char_type(k, space)
   Call: (219) [system] arg(_603260, v('(', ')', end_of_file), k)
   Fail: (219) [system] arg(_604192, v('(', ')', end_of_file), k)
^  Fail: (218) [user] is_delimiter(k)
   Call: (218) [system] ')'==k
   Fail: (218) [system] ')'==k
   Call: (218) [system] get_char((0x55fbb4538270), k)
   Exit: (218) [system] get_char((0x55fbb4538270), k)
   Call: (218) [system] k=(\)
   Fail: (218) [system] k=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _611542)
   Call: (219) [system] peek_char((0x55fbb4538270), _612476)
   Exit: (219) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (219) [user] is_delimiter(' ')
   Call: (220) [system] char_type(' ', space)
   Exit: (220) [system] char_type(' ', space)
^  Exit: (219) [user] is_delimiter(' ')
   Call: (219) [system] _611542=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (218) [system] _597606=[k]
   Exit: (218) [system] [k]=[k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (217) [system] _583670=[n, k]
   Exit: (217) [system] [n, k]=[n, k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (216) [system] _569734=[i, n, k]
   Exit: (216) [system] [i, n, k]=[i, n, k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (215) [system] _555798=['L', i, n, k]
   Exit: (215) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (214) [system] _541862=[r, 'L', i, n, k]
   Exit: (214) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (213) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _506352)
^  Call: (214) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _635730)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_636682, _636684), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _635730), _636664, fail)), '$restore_trace'(_636682, _636684))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_636682, _636684))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _635730), _636664, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(_635730)
   Fail: (215) [system] atomic(_635730)
   Call: (215) [system] atom_chars(_635730, ['O', r, 'L', i, n, k])
   Exit: (215) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (214) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (214) [system] integer('OrLink')
   Fail: (214) [system] integer('OrLink')
   Call: (214) [system] _506352='OrLink'
   Exit: (214) [system] 'OrLink'='OrLink'
^  Exit: (213) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (212) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (211) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _650680)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _652538)
   Exit: (213) [system] peek_char((0x55fbb4538270), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
   Call: (213) [system] ' '=(/)
   Fail: (213) [system] ' '=(/)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55fbb4538270), _662132)
   Exit: (213) [system] get_char((0x55fbb4538270), ' ')
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _664836)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'C')
   Call: (214) [system] 'C'=(;)
   Fail: (214) [system] 'C'=(;)
   Call: (214) [system] 'C'=(/)
   Fail: (214) [system] 'C'=(/)
^  Call: (214) [user] is_like_space('C')
   Call: (215) [system] char_type('C', 'white')
   Fail: (215) [system] char_type('C', 'white')
   Call: (215) [system] char_type('C', end_of_line)
   Fail: (215) [system] char_type('C', end_of_line)
   Call: (215) [system] char_type('C', space)
   Fail: (215) [system] char_type('C', space)
   Call: (215) [system] char_type('C', cntrl)
   Fail: (215) [system] char_type('C', cntrl)
^  Fail: (214) [user] is_like_space('C')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _681770)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'C')
   Call: (212) [system] 'C'=')'
   Fail: (212) [system] 'C'=')'
   Call: (212) [system] 'C'=end_of_file
   Fail: (212) [system] 'C'=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55fbb4538270), _687340)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _689198)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'C')
   Call: (214) [system] 'C'=(;)
   Fail: (214) [system] 'C'=(;)
   Call: (214) [system] 'C'=(/)
   Fail: (214) [system] 'C'=(/)
^  Call: (214) [user] is_like_space('C')
   Call: (215) [system] char_type('C', 'white')
   Fail: (215) [system] char_type('C', 'white')
   Call: (215) [system] char_type('C', end_of_line)
   Fail: (215) [system] char_type('C', end_of_line)
   Call: (215) [system] char_type('C', space)
   Fail: (215) [system] char_type('C', space)
   Call: (215) [system] char_type('C', cntrl)
   Fail: (215) [system] char_type('C', cntrl)
^  Fail: (214) [user] is_like_space('C')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] get_char((0x55fbb4538270), _705208)
   Exit: (213) [system] get_char((0x55fbb4538270), 'C')
   Call: (213) [system] 'C'='('
   Fail: (213) [system] 'C'='('
   Call: (213) [system] 'C'='['
   Fail: (213) [system] 'C'='['
   Call: (213) [system] 'C'='{'
   Fail: (213) [system] 'C'='{'
   Call: (213) [system] 'C'='"'
   Fail: (213) [system] 'C'='"'
   Call: (213) [system] 'C'=!
   Fail: (213) [system] 'C'=!
   Call: (213) [system] 'C'='\''
   Fail: (213) [system] 'C'='\''
   Call: (213) [system] 'C'='`'
   Fail: (213) [system] 'C'='`'
   Call: (213) [system] 'C'=end_of_file
   Fail: (213) [system] 'C'=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55fbb4538270), 'C', _687340)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _722850)
   Call: (215) [system] peek_char((0x55fbb4538270), _723784)
   Exit: (215) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (215) [user] is_delimiter(' ')
   Call: (216) [system] char_type(' ', space)
   Exit: (216) [system] char_type(' ', space)
^  Exit: (215) [user] is_delimiter(' ')
   Call: (215) [system] _722850=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (214) [user] classify_and_convert_charseq(['C'], _687340)
^  Call: (215) [user] classify_and_convert_charseq_(['C'], _733068)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_734020, _734022), once(user:catch(read_from_chars(['C'], _733068), _734002, fail)), '$restore_trace'(_734020, _734022))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_734020, _734022))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _733068), _734002, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(_733068)
   Fail: (216) [system] atomic(_733068)
   Call: (216) [system] atom_chars(_733068, ['C'])
   Exit: (216) [system] atom_chars('C', ['C'])
^  Exit: (215) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (215) [system] integer('C')
   Fail: (215) [system] integer('C')
   Call: (215) [system] _687340='C'
   Exit: (215) [system] 'C'='C'
^  Exit: (214) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (213) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (212) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _748018)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _749876)
   Exit: (214) [system] peek_char((0x55fbb4538270), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
   Call: (214) [system] ' '=(/)
   Fail: (214) [system] ' '=(/)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55fbb4538270), _759470)
   Exit: (214) [system] get_char((0x55fbb4538270), ' ')
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _762174)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'D')
   Call: (215) [system] 'D'=(;)
   Fail: (215) [system] 'D'=(;)
   Call: (215) [system] 'D'=(/)
   Fail: (215) [system] 'D'=(/)
^  Call: (215) [user] is_like_space('D')
   Call: (216) [system] char_type('D', 'white')
   Fail: (216) [system] char_type('D', 'white')
   Call: (216) [system] char_type('D', end_of_line)
   Fail: (216) [system] char_type('D', end_of_line)
   Call: (216) [system] char_type('D', space)
   Fail: (216) [system] char_type('D', space)
   Call: (216) [system] char_type('D', cntrl)
   Fail: (216) [system] char_type('D', cntrl)
^  Fail: (215) [user] is_like_space('D')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _779108)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'D')
   Call: (213) [system] 'D'=')'
   Fail: (213) [system] 'D'=')'
   Call: (213) [system] 'D'=end_of_file
   Fail: (213) [system] 'D'=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55fbb4538270), _784678)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _786536)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'D')
   Call: (215) [system] 'D'=(;)
   Fail: (215) [system] 'D'=(;)
   Call: (215) [system] 'D'=(/)
   Fail: (215) [system] 'D'=(/)
^  Call: (215) [user] is_like_space('D')
   Call: (216) [system] char_type('D', 'white')
   Fail: (216) [system] char_type('D', 'white')
   Call: (216) [system] char_type('D', end_of_line)
   Fail: (216) [system] char_type('D', end_of_line)
   Call: (216) [system] char_type('D', space)
   Fail: (216) [system] char_type('D', space)
   Call: (216) [system] char_type('D', cntrl)
   Fail: (216) [system] char_type('D', cntrl)
^  Fail: (215) [user] is_like_space('D')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] get_char((0x55fbb4538270), _802546)
   Exit: (214) [system] get_char((0x55fbb4538270), 'D')
   Call: (214) [system] 'D'='('
   Fail: (214) [system] 'D'='('
   Call: (214) [system] 'D'='['
   Fail: (214) [system] 'D'='['
   Call: (214) [system] 'D'='{'
   Fail: (214) [system] 'D'='{'
   Call: (214) [system] 'D'='"'
   Fail: (214) [system] 'D'='"'
   Call: (214) [system] 'D'=!
   Fail: (214) [system] 'D'=!
   Call: (214) [system] 'D'='\''
   Fail: (214) [system] 'D'='\''
   Call: (214) [system] 'D'='`'
   Fail: (214) [system] 'D'='`'
   Call: (214) [system] 'D'=end_of_file
   Fail: (214) [system] 'D'=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55fbb4538270), 'D', _784678)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _820188)
   Call: (216) [system] peek_char((0x55fbb4538270), _821122)
   Exit: (216) [system] peek_char((0x55fbb4538270), ')')
^  Call: (216) [user] is_delimiter(')')
   Call: (217) [system] char_type(')', space)
   Fail: (217) [system] char_type(')', space)
   Call: (217) [system] arg(_825842, v('(', ')', end_of_file), ')')
   Exit: (217) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (216) [user] is_delimiter(')')
   Call: (216) [system] _820188=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (215) [user] classify_and_convert_charseq(['D'], _784678)
^  Call: (216) [user] classify_and_convert_charseq_(['D'], _832278)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_833230, _833232), once(user:catch(read_from_chars(['D'], _832278), _833212, fail)), '$restore_trace'(_833230, _833232))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_833230, _833232))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _832278), _833212, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(_832278)
   Fail: (217) [system] atomic(_832278)
   Call: (217) [system] atom_chars(_832278, ['D'])
   Exit: (217) [system] atom_chars('D', ['D'])
^  Exit: (216) [user] classify_and_convert_charseq_(['D'], 'D')
   Call: (216) [system] integer('D')
   Fail: (216) [system] integer('D')
   Call: (216) [system] _784678='D'
   Exit: (216) [system] 'D'='D'
^  Exit: (215) [user] classify_and_convert_charseq(['D'], 'D')
^  Exit: (214) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'D')
^  Exit: (213) [user] cont_sexpr(')', (0x55fbb4538270), 'D')
^  Call: (213) [user] read_list(')', (0x55fbb4538270), _847228)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _849086)
   Exit: (215) [system] peek_char((0x55fbb4538270), ')')
   Call: (215) [system] ')'=(;)
   Fail: (215) [system] ')'=(;)
   Call: (215) [system] ')'=(/)
   Fail: (215) [system] ')'=(/)
^  Call: (215) [user] is_like_space(')')
   Call: (216) [system] char_type(')', 'white')
   Fail: (216) [system] char_type(')', 'white')
   Call: (216) [system] char_type(')', end_of_line)
   Fail: (216) [system] char_type(')', end_of_line)
   Call: (216) [system] char_type(')', space)
   Fail: (216) [system] char_type(')', space)
   Call: (216) [system] char_type(')', cntrl)
   Fail: (216) [system] char_type(')', cntrl)
^  Fail: (215) [user] is_like_space(')')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _865096)
   Exit: (214) [system] peek_char((0x55fbb4538270), ')')
   Call: (214) [system] ')'=')'
   Exit: (214) [system] ')'=')'
   Call: (214) [system] get_char((0x55fbb4538270), _868886)
   Exit: (214) [system] get_char((0x55fbb4538270), ')')
   Call: (214) [system] _847228=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_list(')', (0x55fbb4538270), [])
   Call: (213) [system] _748018=['D']
   Exit: (213) [system] ['D']=['D']
^  Exit: (212) [user] read_list(')', (0x55fbb4538270), ['D'])
   Call: (212) [system] _650680=['C', 'D']
   Exit: (212) [system] ['C', 'D']=['C', 'D']
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), ['C', 'D'])
   Call: (211) [system] _461334=['OrLink', 'C', 'D']
   Exit: (211) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Exit: (209) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _882768)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _884626)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
   Call: (211) [system] ' '=(/)
   Fail: (211) [system] ' '=(/)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55fbb4538270), _894220)
   Exit: (211) [system] get_char((0x55fbb4538270), ' ')
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _896924)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'E')
   Call: (212) [system] 'E'=(;)
   Fail: (212) [system] 'E'=(;)
   Call: (212) [system] 'E'=(/)
   Fail: (212) [system] 'E'=(/)
^  Call: (212) [user] is_like_space('E')
   Call: (213) [system] char_type('E', 'white')
   Fail: (213) [system] char_type('E', 'white')
   Call: (213) [system] char_type('E', end_of_line)
   Fail: (213) [system] char_type('E', end_of_line)
   Call: (213) [system] char_type('E', space)
   Fail: (213) [system] char_type('E', space)
   Call: (213) [system] char_type('E', cntrl)
   Fail: (213) [system] char_type('E', cntrl)
^  Fail: (212) [user] is_like_space('E')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _913858)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'E')
   Call: (210) [system] 'E'=')'
   Fail: (210) [system] 'E'=')'
   Call: (210) [system] 'E'=end_of_file
   Fail: (210) [system] 'E'=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55fbb4538270), _919428)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _921286)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'E')
   Call: (212) [system] 'E'=(;)
   Fail: (212) [system] 'E'=(;)
   Call: (212) [system] 'E'=(/)
   Fail: (212) [system] 'E'=(/)
^  Call: (212) [user] is_like_space('E')
   Call: (213) [system] char_type('E', 'white')
   Fail: (213) [system] char_type('E', 'white')
   Call: (213) [system] char_type('E', end_of_line)
   Fail: (213) [system] char_type('E', end_of_line)
   Call: (213) [system] char_type('E', space)
   Fail: (213) [system] char_type('E', space)
   Call: (213) [system] char_type('E', cntrl)
   Fail: (213) [system] char_type('E', cntrl)
^  Fail: (212) [user] is_like_space('E')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] get_char((0x55fbb4538270), _937296)
   Exit: (211) [system] get_char((0x55fbb4538270), 'E')
   Call: (211) [system] 'E'='('
   Fail: (211) [system] 'E'='('
   Call: (211) [system] 'E'='['
   Fail: (211) [system] 'E'='['
   Call: (211) [system] 'E'='{'
   Fail: (211) [system] 'E'='{'
   Call: (211) [system] 'E'='"'
   Fail: (211) [system] 'E'='"'
   Call: (211) [system] 'E'=!
   Fail: (211) [system] 'E'=!
   Call: (211) [system] 'E'='\''
   Fail: (211) [system] 'E'='\''
   Call: (211) [system] 'E'='`'
   Fail: (211) [system] 'E'='`'
   Call: (211) [system] 'E'=end_of_file
   Fail: (211) [system] 'E'=end_of_file
^  Call: (211) [user] read_symbolic(')', (0x55fbb4538270), 'E', _919428)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _954938)
   Call: (213) [system] peek_char((0x55fbb4538270), _955872)
   Exit: (213) [system] peek_char((0x55fbb4538270), ')')
^  Call: (213) [user] is_delimiter(')')
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] arg(_960592, v('(', ')', end_of_file), ')')
   Exit: (214) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (213) [user] is_delimiter(')')
   Call: (213) [system] _954938=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (212) [user] classify_and_convert_charseq(['E'], _919428)
^  Call: (213) [user] classify_and_convert_charseq_(['E'], _967028)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_967980, _967982), once(user:catch(read_from_chars(['E'], _967028), _967962, fail)), '$restore_trace'(_967980, _967982))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_967980, _967982))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _967028), _967962, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(_967028)
   Fail: (214) [system] atomic(_967028)
   Call: (214) [system] atom_chars(_967028, ['E'])
   Exit: (214) [system] atom_chars('E', ['E'])
^  Exit: (213) [user] classify_and_convert_charseq_(['E'], 'E')
   Call: (213) [system] integer('E')
   Fail: (213) [system] integer('E')
   Call: (213) [system] _919428='E'
   Exit: (213) [system] 'E'='E'
^  Exit: (212) [user] classify_and_convert_charseq(['E'], 'E')
^  Exit: (211) [user] read_symbolic(')', (0x55fbb4538270), 'E', 'E')
^  Exit: (210) [user] cont_sexpr(')', (0x55fbb4538270), 'E')
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _981978)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _983836)
   Exit: (212) [system] peek_char((0x55fbb4538270), ')')
   Call: (212) [system] ')'=(;)
   Fail: (212) [system] ')'=(;)
   Call: (212) [system] ')'=(/)
   Fail: (212) [system] ')'=(/)
^  Call: (212) [user] is_like_space(')')
   Call: (213) [system] char_type(')', 'white')
   Fail: (213) [system] char_type(')', 'white')
   Call: (213) [system] char_type(')', end_of_line)
   Fail: (213) [system] char_type(')', end_of_line)
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] char_type(')', cntrl)
   Fail: (213) [system] char_type(')', cntrl)
^  Fail: (212) [user] is_like_space(')')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _999846)
   Exit: (211) [system] peek_char((0x55fbb4538270), ')')
   Call: (211) [system] ')'=')'
   Exit: (211) [system] ')'=')'
   Call: (211) [system] get_char((0x55fbb4538270), _1003636)
   Exit: (211) [system] get_char((0x55fbb4538270), ')')
   Call: (211) [system] _981978=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), [])
   Call: (210) [system] _882768=['E']
   Exit: (210) [system] ['E']=['E']
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), ['E'])
   Call: (209) [system] _424674=[['OrLink', 'C', 'D'], 'E']
   Exit: (209) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), [['OrLink', 'C', 'D'], 'E'])
   Call: (208) [system] _151678=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (208) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (206) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _1017518)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1019376)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
   Call: (208) [system] ' '=(;)
   Fail: (208) [system] ' '=(;)
   Call: (208) [system] ' '=(/)
   Fail: (208) [system] ' '=(/)
^  Call: (208) [user] is_like_space(' ')
   Call: (209) [system] char_type(' ', 'white')
   Exit: (209) [system] char_type(' ', 'white')
^  Exit: (208) [user] is_like_space(' ')
   Call: (208) [system] get_char((0x55fbb4538270), _1028970)
   Exit: (208) [system] get_char((0x55fbb4538270), ' ')
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1031674)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'A')
   Call: (209) [system] 'A'=(;)
   Fail: (209) [system] 'A'=(;)
   Call: (209) [system] 'A'=(/)
   Fail: (209) [system] 'A'=(/)
^  Call: (209) [user] is_like_space('A')
   Call: (210) [system] char_type('A', 'white')
   Fail: (210) [system] char_type('A', 'white')
   Call: (210) [system] char_type('A', end_of_line)
   Fail: (210) [system] char_type('A', end_of_line)
   Call: (210) [system] char_type('A', space)
   Fail: (210) [system] char_type('A', space)
   Call: (210) [system] char_type('A', cntrl)
   Fail: (210) [system] char_type('A', cntrl)
^  Fail: (209) [user] is_like_space('A')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1048608)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'A')
   Call: (207) [system] 'A'=')'
   Fail: (207) [system] 'A'=')'
   Call: (207) [system] 'A'=end_of_file
   Fail: (207) [system] 'A'=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55fbb4538270), _1054178)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1056036)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'A')
   Call: (209) [system] 'A'=(;)
   Fail: (209) [system] 'A'=(;)
   Call: (209) [system] 'A'=(/)
   Fail: (209) [system] 'A'=(/)
^  Call: (209) [user] is_like_space('A')
   Call: (210) [system] char_type('A', 'white')
   Fail: (210) [system] char_type('A', 'white')
   Call: (210) [system] char_type('A', end_of_line)
   Fail: (210) [system] char_type('A', end_of_line)
   Call: (210) [system] char_type('A', space)
   Fail: (210) [system] char_type('A', space)
   Call: (210) [system] char_type('A', cntrl)
   Fail: (210) [system] char_type('A', cntrl)
^  Fail: (209) [user] is_like_space('A')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] get_char((0x55fbb4538270), _1072046)
   Exit: (208) [system] get_char((0x55fbb4538270), 'A')
   Call: (208) [system] 'A'='('
   Fail: (208) [system] 'A'='('
   Call: (208) [system] 'A'='['
   Fail: (208) [system] 'A'='['
   Call: (208) [system] 'A'='{'
   Fail: (208) [system] 'A'='{'
   Call: (208) [system] 'A'='"'
   Fail: (208) [system] 'A'='"'
   Call: (208) [system] 'A'=!
   Fail: (208) [system] 'A'=!
   Call: (208) [system] 'A'='\''
   Fail: (208) [system] 'A'='\''
   Call: (208) [system] 'A'='`'
   Fail: (208) [system] 'A'='`'
   Call: (208) [system] 'A'=end_of_file
   Fail: (208) [system] 'A'=end_of_file
^  Call: (208) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1054178)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1089688)
   Call: (210) [system] peek_char((0x55fbb4538270), _1090622)
   Exit: (210) [system] peek_char((0x55fbb4538270), ')')
^  Call: (210) [user] is_delimiter(')')
   Call: (211) [system] char_type(')', space)
   Fail: (211) [system] char_type(')', space)
   Call: (211) [system] arg(_1095342, v('(', ')', end_of_file), ')')
   Exit: (211) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (210) [user] is_delimiter(')')
   Call: (210) [system] _1089688=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (209) [user] classify_and_convert_charseq(['A'], _1054178)
^  Call: (210) [user] classify_and_convert_charseq_(['A'], _1101778)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_1102730, _1102732), once(user:catch(read_from_chars(['A'], _1101778), _1102712, fail)), '$restore_trace'(_1102730, _1102732))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_1102730, _1102732))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1101778), _1102712, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(_1101778)
   Fail: (211) [system] atomic(_1101778)
   Call: (211) [system] atom_chars(_1101778, ['A'])
   Exit: (211) [system] atom_chars('A', ['A'])
^  Exit: (210) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (210) [system] integer('A')
   Fail: (210) [system] integer('A')
   Call: (210) [system] _1054178='A'
   Exit: (210) [system] 'A'='A'
^  Exit: (209) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (208) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (207) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _1116728)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1118586)
   Exit: (209) [system] peek_char((0x55fbb4538270), ')')
   Call: (209) [system] ')'=(;)
   Fail: (209) [system] ')'=(;)
   Call: (209) [system] ')'=(/)
   Fail: (209) [system] ')'=(/)
^  Call: (209) [user] is_like_space(')')
   Call: (210) [system] char_type(')', 'white')
   Fail: (210) [system] char_type(')', 'white')
   Call: (210) [system] char_type(')', end_of_line)
   Fail: (210) [system] char_type(')', end_of_line)
   Call: (210) [system] char_type(')', space)
   Fail: (210) [system] char_type(')', space)
   Call: (210) [system] char_type(')', cntrl)
   Fail: (210) [system] char_type(')', cntrl)
^  Fail: (209) [user] is_like_space(')')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1134596)
   Exit: (208) [system] peek_char((0x55fbb4538270), ')')
   Call: (208) [system] ')'=')'
   Exit: (208) [system] ')'=')'
   Call: (208) [system] get_char((0x55fbb4538270), _1138386)
   Exit: (208) [system] get_char((0x55fbb4538270), ')')
   Call: (208) [system] _1116728=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), [])
   Call: (207) [system] _1017518=['A']
   Exit: (207) [system] ['A']=['A']
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), ['A'])
   Call: (206) [system] _115018=[['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']
   Exit: (206) [system] [['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']=[['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']
^  Exit: (205) [user] read_list(')', (0x55fbb4538270), [['Implication', ['OrLink', 'C', 'D'], 'E'], 'A'])
   Call: (205) [system] _4376=['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']
   Exit: (205) [system] ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']=['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']
^  Exit: (204) [user] read_list(')', (0x55fbb4538270), ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A'])
^  Exit: (203) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A'])
^  Call: (203) [user] read_list(')', (0x55fbb4538270), _1152268)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1154126)
   Exit: (205) [system] peek_char((0x55fbb4538270), ')')
   Call: (205) [system] ')'=(;)
   Fail: (205) [system] ')'=(;)
   Call: (205) [system] ')'=(/)
   Fail: (205) [system] ')'=(/)
^  Call: (205) [user] is_like_space(')')
   Call: (206) [system] char_type(')', 'white')
   Fail: (206) [system] char_type(')', 'white')
   Call: (206) [system] char_type(')', end_of_line)
   Fail: (206) [system] char_type(')', end_of_line)
   Call: (206) [system] char_type(')', space)
   Fail: (206) [system] char_type(')', space)
   Call: (206) [system] char_type(')', cntrl)
   Fail: (206) [system] char_type(')', cntrl)
^  Fail: (205) [user] is_like_space(')')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1170136)
   Exit: (204) [system] peek_char((0x55fbb4538270), ')')
   Call: (204) [system] ')'=')'
   Exit: (204) [system] ')'=')'
   Call: (204) [system] get_char((0x55fbb4538270), _1173926)
   Exit: (204) [system] get_char((0x55fbb4538270), ')')
   Call: (204) [system] _1152268=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_list(')', (0x55fbb4538270), [])
   Call: (203) [system] _4372=[['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]
   Exit: (203) [system] [['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]=[['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), [['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']])
   Call: (202) [system] _4348=[['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]
   Exit: (202) [system] [['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]=[['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']])
   Call: (201) [system] _4340=[:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]
   Exit: (201) [system] [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]=[:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']])
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']])
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _1187808)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1189666)
   Exit: (201) [system] peek_char((0x55fbb4538270), '\n')
   Call: (201) [system] '\n'=(;)
   Fail: (201) [system] '\n'=(;)
   Call: (201) [system] '\n'=(/)
   Fail: (201) [system] '\n'=(/)
^  Call: (201) [user] is_like_space('\n')
   Call: (202) [system] char_type('\n', 'white')
   Fail: (202) [system] char_type('\n', 'white')
   Call: (202) [system] char_type('\n', end_of_line)
   Exit: (202) [system] char_type('\n', end_of_line)
^  Exit: (201) [user] is_like_space('\n')
   Call: (201) [system] get_char((0x55fbb4538270), _1201116)
   Exit: (201) [system] get_char((0x55fbb4538270), '\n')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1203820)
   Exit: (202) [system] peek_char((0x55fbb4538270), '\t')
   Call: (202) [system] '\t'=(;)
   Fail: (202) [system] '\t'=(;)
   Call: (202) [system] '\t'=(/)
   Fail: (202) [system] '\t'=(/)
^  Call: (202) [user] is_like_space('\t')
   Call: (203) [system] char_type('\t', 'white')
   Exit: (203) [system] char_type('\t', 'white')
^  Exit: (202) [user] is_like_space('\t')
   Call: (202) [system] get_char((0x55fbb4538270), _1213414)
   Exit: (202) [system] get_char((0x55fbb4538270), '\t')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1216118)
   Exit: (203) [system] peek_char((0x55fbb4538270), '\t')
   Call: (203) [system] '\t'=(;)
   Fail: (203) [system] '\t'=(;)
   Call: (203) [system] '\t'=(/)
   Fail: (203) [system] '\t'=(/)
^  Call: (203) [user] is_like_space('\t')
   Call: (204) [system] char_type('\t', 'white')
   Exit: (204) [system] char_type('\t', 'white')
^  Exit: (203) [user] is_like_space('\t')
   Call: (203) [system] get_char((0x55fbb4538270), _1225712)
   Exit: (203) [system] get_char((0x55fbb4538270), '\t')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1228416)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
   Call: (204) [system] ' '=(/)
   Fail: (204) [system] ' '=(/)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55fbb4538270), _1238010)
   Exit: (204) [system] get_char((0x55fbb4538270), ' ')
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1240714)
   Exit: (205) [system] peek_char((0x55fbb4538270), '(')
   Call: (205) [system] '('=(;)
   Fail: (205) [system] '('=(;)
   Call: (205) [system] '('=(/)
   Fail: (205) [system] '('=(/)
^  Call: (205) [user] is_like_space('(')
   Call: (206) [system] char_type('(', 'white')
   Fail: (206) [system] char_type('(', 'white')
   Call: (206) [system] char_type('(', end_of_line)
   Fail: (206) [system] char_type('(', end_of_line)
   Call: (206) [system] char_type('(', space)
   Fail: (206) [system] char_type('(', space)
   Call: (206) [system] char_type('(', cntrl)
   Fail: (206) [system] char_type('(', cntrl)
^  Fail: (205) [user] is_like_space('(')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1260420)
   Exit: (200) [system] peek_char((0x55fbb4538270), '(')
   Call: (200) [system] '('=')'
   Fail: (200) [system] '('=')'
   Call: (200) [system] '('=end_of_file
   Fail: (200) [system] '('=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _1265990)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1267848)
   Exit: (202) [system] peek_char((0x55fbb4538270), '(')
   Call: (202) [system] '('=(;)
   Fail: (202) [system] '('=(;)
   Call: (202) [system] '('=(/)
   Fail: (202) [system] '('=(/)
^  Call: (202) [user] is_like_space('(')
   Call: (203) [system] char_type('(', 'white')
   Fail: (203) [system] char_type('(', 'white')
   Call: (203) [system] char_type('(', end_of_line)
   Fail: (203) [system] char_type('(', end_of_line)
   Call: (203) [system] char_type('(', space)
   Fail: (203) [system] char_type('(', space)
   Call: (203) [system] char_type('(', cntrl)
   Fail: (203) [system] char_type('(', cntrl)
^  Fail: (202) [user] is_like_space('(')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _1283858)
   Exit: (201) [system] get_char((0x55fbb4538270), '(')
   Call: (201) [system] '('='('
   Exit: (201) [system] '('='('
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _1265990)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1289428)
   Exit: (203) [system] peek_char((0x55fbb4538270), :)
   Call: (203) [system] (:)=(;)
   Fail: (203) [system] (:)=(;)
   Call: (203) [system] (:)=(/)
   Fail: (203) [system] (:)=(/)
^  Call: (203) [user] is_like_space(:)
   Call: (204) [system] char_type(:, 'white')
   Fail: (204) [system] char_type(:, 'white')
   Call: (204) [system] char_type(:, end_of_line)
   Fail: (204) [system] char_type(:, end_of_line)
   Call: (204) [system] char_type(:, space)
   Fail: (204) [system] char_type(:, space)
   Call: (204) [system] char_type(:, cntrl)
   Fail: (204) [system] char_type(:, cntrl)
^  Fail: (203) [user] is_like_space(:)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1305438)
   Exit: (202) [system] peek_char((0x55fbb4538270), :)
   Call: (202) [system] (:)=')'
   Fail: (202) [system] (:)=')'
   Call: (202) [system] (:)=end_of_file
   Fail: (202) [system] (:)=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55fbb4538270), _1311008)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1312866)
   Exit: (204) [system] peek_char((0x55fbb4538270), :)
   Call: (204) [system] (:)=(;)
   Fail: (204) [system] (:)=(;)
   Call: (204) [system] (:)=(/)
   Fail: (204) [system] (:)=(/)
^  Call: (204) [user] is_like_space(:)
   Call: (205) [system] char_type(:, 'white')
   Fail: (205) [system] char_type(:, 'white')
   Call: (205) [system] char_type(:, end_of_line)
   Fail: (205) [system] char_type(:, end_of_line)
   Call: (205) [system] char_type(:, space)
   Fail: (205) [system] char_type(:, space)
   Call: (205) [system] char_type(:, cntrl)
   Fail: (205) [system] char_type(:, cntrl)
^  Fail: (204) [user] is_like_space(:)
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] get_char((0x55fbb4538270), _1328876)
   Exit: (203) [system] get_char((0x55fbb4538270), :)
   Call: (203) [system] (:)='('
   Fail: (203) [system] (:)='('
   Call: (203) [system] (:)='['
   Fail: (203) [system] (:)='['
   Call: (203) [system] (:)='{'
   Fail: (203) [system] (:)='{'
   Call: (203) [system] (:)='"'
   Fail: (203) [system] (:)='"'
   Call: (203) [system] (:)=!
   Fail: (203) [system] (:)=!
   Call: (203) [system] (:)='\''
   Fail: (203) [system] (:)='\''
   Call: (203) [system] (:)='`'
   Fail: (203) [system] (:)='`'
   Call: (203) [system] (:)=end_of_file
   Fail: (203) [system] (:)=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55fbb4538270), :, _1311008)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1346518)
   Call: (205) [system] peek_char((0x55fbb4538270), _1347452)
   Exit: (205) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (205) [user] is_delimiter(' ')
   Call: (206) [system] char_type(' ', space)
   Exit: (206) [system] char_type(' ', space)
^  Exit: (205) [user] is_delimiter(' ')
   Call: (205) [system] _1346518=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (204) [user] classify_and_convert_charseq([:], _1311008)
^  Call: (205) [user] classify_and_convert_charseq_([:], _1356736)
^  Call: (207) [system] setup_call_cleanup('$notrace'(_1357688, _1357690), once(user:catch(read_from_chars([:], _1356736), _1357670, fail)), '$restore_trace'(_1357688, _1357690))
^  Call: (208) [system] sig_atomic(system:'$notrace'(_1357688, _1357690))
^  Exit: (207) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1357670, fail)), system:'$restore_trace'(3, -1))
   Call: (206) [system] atomic(:)
   Exit: (206) [system] atomic(:)
^  Exit: (205) [user] classify_and_convert_charseq_([:], :)
   Call: (205) [system] integer(:)
   Fail: (205) [system] integer(:)
   Call: (205) [system] _1311008=(:)
   Exit: (205) [system] (:)=(:)
^  Exit: (204) [user] classify_and_convert_charseq([:], :)
^  Exit: (203) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (202) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _1369816)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1371674)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
   Call: (204) [system] ' '=(/)
   Fail: (204) [system] ' '=(/)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55fbb4538270), _1381268)
   Exit: (204) [system] get_char((0x55fbb4538270), ' ')
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1383972)
   Exit: (205) [system] peek_char((0x55fbb4538270), '(')
   Call: (205) [system] '('=(;)
   Fail: (205) [system] '('=(;)
   Call: (205) [system] '('=(/)
   Fail: (205) [system] '('=(/)
^  Call: (205) [user] is_like_space('(')
   Call: (206) [system] char_type('(', 'white')
   Fail: (206) [system] char_type('(', 'white')
   Call: (206) [system] char_type('(', end_of_line)
   Fail: (206) [system] char_type('(', end_of_line)
   Call: (206) [system] char_type('(', space)
   Fail: (206) [system] char_type('(', space)
   Call: (206) [system] char_type('(', cntrl)
   Fail: (206) [system] char_type('(', cntrl)
^  Fail: (205) [user] is_like_space('(')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1400906)
   Exit: (203) [system] peek_char((0x55fbb4538270), '(')
   Call: (203) [system] '('=')'
   Fail: (203) [system] '('=')'
   Call: (203) [system] '('=end_of_file
   Fail: (203) [system] '('=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55fbb4538270), _1406476)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1408334)
   Exit: (205) [system] peek_char((0x55fbb4538270), '(')
   Call: (205) [system] '('=(;)
   Fail: (205) [system] '('=(;)
   Call: (205) [system] '('=(/)
   Fail: (205) [system] '('=(/)
^  Call: (205) [user] is_like_space('(')
   Call: (206) [system] char_type('(', 'white')
   Fail: (206) [system] char_type('(', 'white')
   Call: (206) [system] char_type('(', end_of_line)
   Fail: (206) [system] char_type('(', end_of_line)
   Call: (206) [system] char_type('(', space)
   Fail: (206) [system] char_type('(', space)
   Call: (206) [system] char_type('(', cntrl)
   Fail: (206) [system] char_type('(', cntrl)
^  Fail: (205) [user] is_like_space('(')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] get_char((0x55fbb4538270), _1424344)
   Exit: (204) [system] get_char((0x55fbb4538270), '(')
   Call: (204) [system] '('='('
   Exit: (204) [system] '('='('
^  Call: (204) [user] read_list(')', (0x55fbb4538270), _1406476)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1429914)
   Exit: (206) [system] peek_char((0x55fbb4538270), 'C')
   Call: (206) [system] 'C'=(;)
   Fail: (206) [system] 'C'=(;)
   Call: (206) [system] 'C'=(/)
   Fail: (206) [system] 'C'=(/)
^  Call: (206) [user] is_like_space('C')
   Call: (207) [system] char_type('C', 'white')
   Fail: (207) [system] char_type('C', 'white')
   Call: (207) [system] char_type('C', end_of_line)
   Fail: (207) [system] char_type('C', end_of_line)
   Call: (207) [system] char_type('C', space)
   Fail: (207) [system] char_type('C', space)
   Call: (207) [system] char_type('C', cntrl)
   Fail: (207) [system] char_type('C', cntrl)
^  Fail: (206) [user] is_like_space('C')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1445924)
   Exit: (205) [system] peek_char((0x55fbb4538270), 'C')
   Call: (205) [system] 'C'=')'
   Fail: (205) [system] 'C'=')'
   Call: (205) [system] 'C'=end_of_file
   Fail: (205) [system] 'C'=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55fbb4538270), _1451494)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1453352)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'C')
   Call: (207) [system] 'C'=(;)
   Fail: (207) [system] 'C'=(;)
   Call: (207) [system] 'C'=(/)
   Fail: (207) [system] 'C'=(/)
^  Call: (207) [user] is_like_space('C')
   Call: (208) [system] char_type('C', 'white')
   Fail: (208) [system] char_type('C', 'white')
   Call: (208) [system] char_type('C', end_of_line)
   Fail: (208) [system] char_type('C', end_of_line)
   Call: (208) [system] char_type('C', space)
   Fail: (208) [system] char_type('C', space)
   Call: (208) [system] char_type('C', cntrl)
   Fail: (208) [system] char_type('C', cntrl)
^  Fail: (207) [user] is_like_space('C')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] get_char((0x55fbb4538270), _1469362)
   Exit: (206) [system] get_char((0x55fbb4538270), 'C')
   Call: (206) [system] 'C'='('
   Fail: (206) [system] 'C'='('
   Call: (206) [system] 'C'='['
   Fail: (206) [system] 'C'='['
   Call: (206) [system] 'C'='{'
   Fail: (206) [system] 'C'='{'
   Call: (206) [system] 'C'='"'
   Fail: (206) [system] 'C'='"'
   Call: (206) [system] 'C'=!
   Fail: (206) [system] 'C'=!
   Call: (206) [system] 'C'='\''
   Fail: (206) [system] 'C'='\''
   Call: (206) [system] 'C'='`'
   Fail: (206) [system] 'C'='`'
   Call: (206) [system] 'C'=end_of_file
   Fail: (206) [system] 'C'=end_of_file
^  Call: (206) [user] read_symbolic(')', (0x55fbb4538270), 'C', _1451494)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1487004)
   Call: (208) [system] peek_char((0x55fbb4538270), _1487938)
   Exit: (208) [system] peek_char((0x55fbb4538270), o)
^  Call: (208) [user] is_delimiter(o)
   Call: (209) [system] char_type(o, space)
   Fail: (209) [system] char_type(o, space)
   Call: (209) [system] arg(_1492658, v('(', ')', end_of_file), o)
   Fail: (209) [system] arg(_1493590, v('(', ')', end_of_file), o)
^  Fail: (208) [user] is_delimiter(o)
   Call: (208) [system] ')'==o
   Fail: (208) [system] ')'==o
   Call: (208) [system] get_char((0x55fbb4538270), o)
   Exit: (208) [system] get_char((0x55fbb4538270), o)
   Call: (208) [system] o=(\)
   Fail: (208) [system] o=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1500940)
   Call: (209) [system] peek_char((0x55fbb4538270), _1501874)
   Exit: (209) [system] peek_char((0x55fbb4538270), n)
^  Call: (209) [user] is_delimiter(n)
   Call: (210) [system] char_type(n, space)
   Fail: (210) [system] char_type(n, space)
   Call: (210) [system] arg(_1506594, v('(', ')', end_of_file), n)
   Fail: (210) [system] arg(_1507526, v('(', ')', end_of_file), n)
^  Fail: (209) [user] is_delimiter(n)
   Call: (209) [system] ')'==n
   Fail: (209) [system] ')'==n
   Call: (209) [system] get_char((0x55fbb4538270), n)
   Exit: (209) [system] get_char((0x55fbb4538270), n)
   Call: (209) [system] n=(\)
   Fail: (209) [system] n=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1514876)
   Call: (210) [system] peek_char((0x55fbb4538270), _1515810)
   Exit: (210) [system] peek_char((0x55fbb4538270), j)
^  Call: (210) [user] is_delimiter(j)
   Call: (211) [system] char_type(j, space)
   Fail: (211) [system] char_type(j, space)
   Call: (211) [system] arg(_1520530, v('(', ')', end_of_file), j)
   Fail: (211) [system] arg(_1521462, v('(', ')', end_of_file), j)
^  Fail: (210) [user] is_delimiter(j)
   Call: (210) [system] ')'==j
   Fail: (210) [system] ')'==j
   Call: (210) [system] get_char((0x55fbb4538270), j)
   Exit: (210) [system] get_char((0x55fbb4538270), j)
   Call: (210) [system] j=(\)
   Fail: (210) [system] j=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1528812)
   Call: (211) [system] peek_char((0x55fbb4538270), _1529746)
   Exit: (211) [system] peek_char((0x55fbb4538270), u)
^  Call: (211) [user] is_delimiter(u)
   Call: (212) [system] char_type(u, space)
   Fail: (212) [system] char_type(u, space)
   Call: (212) [system] arg(_1534466, v('(', ')', end_of_file), u)
   Fail: (212) [system] arg(_1535398, v('(', ')', end_of_file), u)
^  Fail: (211) [user] is_delimiter(u)
   Call: (211) [system] ')'==u
   Fail: (211) [system] ')'==u
   Call: (211) [system] get_char((0x55fbb4538270), u)
   Exit: (211) [system] get_char((0x55fbb4538270), u)
   Call: (211) [system] u=(\)
   Fail: (211) [system] u=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1542748)
   Call: (212) [system] peek_char((0x55fbb4538270), _1543682)
   Exit: (212) [system] peek_char((0x55fbb4538270), n)
^  Call: (212) [user] is_delimiter(n)
   Call: (213) [system] char_type(n, space)
   Fail: (213) [system] char_type(n, space)
   Call: (213) [system] arg(_1548402, v('(', ')', end_of_file), n)
   Fail: (213) [system] arg(_1549334, v('(', ')', end_of_file), n)
^  Fail: (212) [user] is_delimiter(n)
   Call: (212) [system] ')'==n
   Fail: (212) [system] ')'==n
   Call: (212) [system] get_char((0x55fbb4538270), n)
   Exit: (212) [system] get_char((0x55fbb4538270), n)
   Call: (212) [system] n=(\)
   Fail: (212) [system] n=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1556684)
   Call: (213) [system] peek_char((0x55fbb4538270), _1557618)
   Exit: (213) [system] peek_char((0x55fbb4538270), c)
^  Call: (213) [user] is_delimiter(c)
   Call: (214) [system] char_type(c, space)
   Fail: (214) [system] char_type(c, space)
   Call: (214) [system] arg(_1562338, v('(', ')', end_of_file), c)
   Fail: (214) [system] arg(_1563270, v('(', ')', end_of_file), c)
^  Fail: (213) [user] is_delimiter(c)
   Call: (213) [system] ')'==c
   Fail: (213) [system] ')'==c
   Call: (213) [system] get_char((0x55fbb4538270), c)
   Exit: (213) [system] get_char((0x55fbb4538270), c)
   Call: (213) [system] c=(\)
   Fail: (213) [system] c=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1570620)
   Call: (214) [system] peek_char((0x55fbb4538270), _1571554)
   Exit: (214) [system] peek_char((0x55fbb4538270), t)
^  Call: (214) [user] is_delimiter(t)
   Call: (215) [system] char_type(t, space)
   Fail: (215) [system] char_type(t, space)
   Call: (215) [system] arg(_1576274, v('(', ')', end_of_file), t)
   Fail: (215) [system] arg(_1577206, v('(', ')', end_of_file), t)
^  Fail: (214) [user] is_delimiter(t)
   Call: (214) [system] ')'==t
   Fail: (214) [system] ')'==t
   Call: (214) [system] get_char((0x55fbb4538270), t)
   Exit: (214) [system] get_char((0x55fbb4538270), t)
   Call: (214) [system] t=(\)
   Fail: (214) [system] t=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1584556)
   Call: (215) [system] peek_char((0x55fbb4538270), _1585490)
   Exit: (215) [system] peek_char((0x55fbb4538270), i)
^  Call: (215) [user] is_delimiter(i)
   Call: (216) [system] char_type(i, space)
   Fail: (216) [system] char_type(i, space)
   Call: (216) [system] arg(_1590210, v('(', ')', end_of_file), i)
   Fail: (216) [system] arg(_1591142, v('(', ')', end_of_file), i)
^  Fail: (215) [user] is_delimiter(i)
   Call: (215) [system] ')'==i
   Fail: (215) [system] ')'==i
   Call: (215) [system] get_char((0x55fbb4538270), i)
   Exit: (215) [system] get_char((0x55fbb4538270), i)
   Call: (215) [system] i=(\)
   Fail: (215) [system] i=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1598492)
   Call: (216) [system] peek_char((0x55fbb4538270), _1599426)
   Exit: (216) [system] peek_char((0x55fbb4538270), o)
^  Call: (216) [user] is_delimiter(o)
   Call: (217) [system] char_type(o, space)
   Fail: (217) [system] char_type(o, space)
   Call: (217) [system] arg(_1604146, v('(', ')', end_of_file), o)
   Fail: (217) [system] arg(_1605078, v('(', ')', end_of_file), o)
^  Fail: (216) [user] is_delimiter(o)
   Call: (216) [system] ')'==o
   Fail: (216) [system] ')'==o
   Call: (216) [system] get_char((0x55fbb4538270), o)
   Exit: (216) [system] get_char((0x55fbb4538270), o)
   Call: (216) [system] o=(\)
   Fail: (216) [system] o=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1612428)
   Call: (217) [system] peek_char((0x55fbb4538270), _1613362)
   Exit: (217) [system] peek_char((0x55fbb4538270), n)
^  Call: (217) [user] is_delimiter(n)
   Call: (218) [system] char_type(n, space)
   Fail: (218) [system] char_type(n, space)
   Call: (218) [system] arg(_1618082, v('(', ')', end_of_file), n)
   Fail: (218) [system] arg(_1619014, v('(', ')', end_of_file), n)
^  Fail: (217) [user] is_delimiter(n)
   Call: (217) [system] ')'==n
   Fail: (217) [system] ')'==n
   Call: (217) [system] get_char((0x55fbb4538270), n)
   Exit: (217) [system] get_char((0x55fbb4538270), n)
   Call: (217) [system] n=(\)
   Fail: (217) [system] n=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1626364)
   Call: (218) [system] peek_char((0x55fbb4538270), _1627298)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (218) [user] is_delimiter('I')
   Call: (219) [system] char_type('I', space)
   Fail: (219) [system] char_type('I', space)
   Call: (219) [system] arg(_1632018, v('(', ')', end_of_file), 'I')
   Fail: (219) [system] arg(_1632950, v('(', ')', end_of_file), 'I')
^  Fail: (218) [user] is_delimiter('I')
   Call: (218) [system] ')'=='I'
   Fail: (218) [system] ')'=='I'
   Call: (218) [system] get_char((0x55fbb4538270), 'I')
   Exit: (218) [system] get_char((0x55fbb4538270), 'I')
   Call: (218) [system] 'I'=(\)
   Fail: (218) [system] 'I'=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1640300)
   Call: (219) [system] peek_char((0x55fbb4538270), _1641234)
   Exit: (219) [system] peek_char((0x55fbb4538270), n)
^  Call: (219) [user] is_delimiter(n)
   Call: (220) [system] char_type(n, space)
   Fail: (220) [system] char_type(n, space)
   Call: (220) [system] arg(_1645954, v('(', ')', end_of_file), n)
   Fail: (220) [system] arg(_1646886, v('(', ')', end_of_file), n)
^  Fail: (219) [user] is_delimiter(n)
   Call: (219) [system] ')'==n
   Fail: (219) [system] ')'==n
   Call: (219) [system] get_char((0x55fbb4538270), n)
   Exit: (219) [system] get_char((0x55fbb4538270), n)
   Call: (219) [system] n=(\)
   Fail: (219) [system] n=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1654236)
   Call: (220) [system] peek_char((0x55fbb4538270), _1655170)
   Exit: (220) [system] peek_char((0x55fbb4538270), t)
^  Call: (220) [user] is_delimiter(t)
   Call: (221) [system] char_type(t, space)
   Fail: (221) [system] char_type(t, space)
   Call: (221) [system] arg(_1659890, v('(', ')', end_of_file), t)
   Fail: (221) [system] arg(_1660822, v('(', ')', end_of_file), t)
^  Fail: (220) [user] is_delimiter(t)
   Call: (220) [system] ')'==t
   Fail: (220) [system] ')'==t
   Call: (220) [system] get_char((0x55fbb4538270), t)
   Exit: (220) [system] get_char((0x55fbb4538270), t)
   Call: (220) [system] t=(\)
   Fail: (220) [system] t=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1668172)
   Call: (221) [system] peek_char((0x55fbb4538270), _1669106)
   Exit: (221) [system] peek_char((0x55fbb4538270), r)
^  Call: (221) [user] is_delimiter(r)
   Call: (222) [system] char_type(r, space)
   Fail: (222) [system] char_type(r, space)
   Call: (222) [system] arg(_1673826, v('(', ')', end_of_file), r)
   Fail: (222) [system] arg(_1674758, v('(', ')', end_of_file), r)
^  Fail: (221) [user] is_delimiter(r)
   Call: (221) [system] ')'==r
   Fail: (221) [system] ')'==r
   Call: (221) [system] get_char((0x55fbb4538270), r)
   Exit: (221) [system] get_char((0x55fbb4538270), r)
   Call: (221) [system] r=(\)
   Fail: (221) [system] r=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1682108)
   Call: (222) [system] peek_char((0x55fbb4538270), _1683042)
   Exit: (222) [system] peek_char((0x55fbb4538270), o)
^  Call: (222) [user] is_delimiter(o)
   Call: (223) [system] char_type(o, space)
   Fail: (223) [system] char_type(o, space)
   Call: (223) [system] arg(_1687762, v('(', ')', end_of_file), o)
   Fail: (223) [system] arg(_1688694, v('(', ')', end_of_file), o)
^  Fail: (222) [user] is_delimiter(o)
   Call: (222) [system] ')'==o
   Fail: (222) [system] ')'==o
   Call: (222) [system] get_char((0x55fbb4538270), o)
   Exit: (222) [system] get_char((0x55fbb4538270), o)
   Call: (222) [system] o=(\)
   Fail: (222) [system] o=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _1696044)
   Call: (223) [system] peek_char((0x55fbb4538270), _1696978)
   Exit: (223) [system] peek_char((0x55fbb4538270), d)
^  Call: (223) [user] is_delimiter(d)
   Call: (224) [system] char_type(d, space)
   Fail: (224) [system] char_type(d, space)
   Call: (224) [system] arg(_1701698, v('(', ')', end_of_file), d)
   Fail: (224) [system] arg(_1702630, v('(', ')', end_of_file), d)
^  Fail: (223) [user] is_delimiter(d)
   Call: (223) [system] ')'==d
   Fail: (223) [system] ')'==d
   Call: (223) [system] get_char((0x55fbb4538270), d)
   Exit: (223) [system] get_char((0x55fbb4538270), d)
   Call: (223) [system] d=(\)
   Fail: (223) [system] d=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _1709980)
   Call: (224) [system] peek_char((0x55fbb4538270), _1710914)
   Exit: (224) [system] peek_char((0x55fbb4538270), u)
^  Call: (224) [user] is_delimiter(u)
   Call: (225) [system] char_type(u, space)
   Fail: (225) [system] char_type(u, space)
   Call: (225) [system] arg(_1715634, v('(', ')', end_of_file), u)
   Fail: (225) [system] arg(_1716566, v('(', ')', end_of_file), u)
^  Fail: (224) [user] is_delimiter(u)
   Call: (224) [system] ')'==u
   Fail: (224) [system] ')'==u
   Call: (224) [system] get_char((0x55fbb4538270), u)
   Exit: (224) [system] get_char((0x55fbb4538270), u)
   Call: (224) [system] u=(\)
   Fail: (224) [system] u=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _1723916)
   Call: (225) [system] peek_char((0x55fbb4538270), _1724850)
   Exit: (225) [system] peek_char((0x55fbb4538270), c)
^  Call: (225) [user] is_delimiter(c)
   Call: (226) [system] char_type(c, space)
   Fail: (226) [system] char_type(c, space)
   Call: (226) [system] arg(_1729570, v('(', ')', end_of_file), c)
   Fail: (226) [system] arg(_1730502, v('(', ')', end_of_file), c)
^  Fail: (225) [user] is_delimiter(c)
   Call: (225) [system] ')'==c
   Fail: (225) [system] ')'==c
   Call: (225) [system] get_char((0x55fbb4538270), c)
   Exit: (225) [system] get_char((0x55fbb4538270), c)
   Call: (225) [system] c=(\)
   Fail: (225) [system] c=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _1737852)
   Call: (226) [system] peek_char((0x55fbb4538270), _1738786)
   Exit: (226) [system] peek_char((0x55fbb4538270), t)
^  Call: (226) [user] is_delimiter(t)
   Call: (227) [system] char_type(t, space)
   Fail: (227) [system] char_type(t, space)
   Call: (227) [system] arg(_1743506, v('(', ')', end_of_file), t)
   Fail: (227) [system] arg(_1744438, v('(', ')', end_of_file), t)
^  Fail: (226) [user] is_delimiter(t)
   Call: (226) [system] ')'==t
   Fail: (226) [system] ')'==t
   Call: (226) [system] get_char((0x55fbb4538270), t)
   Exit: (226) [system] get_char((0x55fbb4538270), t)
   Call: (226) [system] t=(\)
   Fail: (226) [system] t=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _1751788)
   Call: (227) [system] peek_char((0x55fbb4538270), _1752722)
   Exit: (227) [system] peek_char((0x55fbb4538270), i)
^  Call: (227) [user] is_delimiter(i)
   Call: (228) [system] char_type(i, space)
   Fail: (228) [system] char_type(i, space)
   Call: (228) [system] arg(_1757442, v('(', ')', end_of_file), i)
   Fail: (228) [system] arg(_1758374, v('(', ')', end_of_file), i)
^  Fail: (227) [user] is_delimiter(i)
   Call: (227) [system] ')'==i
   Fail: (227) [system] ')'==i
   Call: (227) [system] get_char((0x55fbb4538270), i)
   Exit: (227) [system] get_char((0x55fbb4538270), i)
   Call: (227) [system] i=(\)
   Fail: (227) [system] i=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _1765724)
   Call: (228) [system] peek_char((0x55fbb4538270), _1766658)
   Exit: (228) [system] peek_char((0x55fbb4538270), o)
^  Call: (228) [user] is_delimiter(o)
   Call: (229) [system] char_type(o, space)
   Fail: (229) [system] char_type(o, space)
   Call: (229) [system] arg(_1771378, v('(', ')', end_of_file), o)
   Fail: (229) [system] arg(_1772310, v('(', ')', end_of_file), o)
^  Fail: (228) [user] is_delimiter(o)
   Call: (228) [system] ')'==o
   Fail: (228) [system] ')'==o
   Call: (228) [system] get_char((0x55fbb4538270), o)
   Exit: (228) [system] get_char((0x55fbb4538270), o)
   Call: (228) [system] o=(\)
   Fail: (228) [system] o=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _1779660)
   Call: (229) [system] peek_char((0x55fbb4538270), _1780594)
   Exit: (229) [system] peek_char((0x55fbb4538270), n)
^  Call: (229) [user] is_delimiter(n)
   Call: (230) [system] char_type(n, space)
   Fail: (230) [system] char_type(n, space)
   Call: (230) [system] arg(_1785314, v('(', ')', end_of_file), n)
   Fail: (230) [system] arg(_1786246, v('(', ')', end_of_file), n)
^  Fail: (229) [user] is_delimiter(n)
   Call: (229) [system] ')'==n
   Fail: (229) [system] ')'==n
   Call: (229) [system] get_char((0x55fbb4538270), n)
   Exit: (229) [system] get_char((0x55fbb4538270), n)
   Call: (229) [system] n=(\)
   Fail: (229) [system] n=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _1793596)
   Call: (230) [system] peek_char((0x55fbb4538270), _1794530)
   Exit: (230) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (230) [user] is_delimiter(' ')
   Call: (231) [system] char_type(' ', space)
   Exit: (231) [system] char_type(' ', space)
^  Exit: (230) [user] is_delimiter(' ')
   Call: (230) [system] _1793596=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (229) [system] _1779660=[n]
   Exit: (229) [system] [n]=[n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (228) [system] _1765724=[o, n]
   Exit: (228) [system] [o, n]=[o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (227) [system] _1751788=[i, o, n]
   Exit: (227) [system] [i, o, n]=[i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (226) [system] _1737852=[t, i, o, n]
   Exit: (226) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (225) [system] _1723916=[c, t, i, o, n]
   Exit: (225) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (224) [system] _1709980=[u, c, t, i, o, n]
   Exit: (224) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (223) [system] _1696044=[d, u, c, t, i, o, n]
   Exit: (223) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (222) [system] _1682108=[o, d, u, c, t, i, o, n]
   Exit: (222) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (221) [system] _1668172=[r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _1654236=[t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _1640300=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _1626364=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _1612428=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _1598492=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _1584556=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _1570620=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _1556684=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (212) [system] _1542748=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (212) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (211) [system] _1528812=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (211) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (210) [system] _1514876=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (210) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (209) [system] _1500940=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (209) [system] [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (208) [system] _1487004=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (208) [system] [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (207) [user] classify_and_convert_charseq(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1451494)
^  Call: (208) [user] classify_and_convert_charseq_(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1865282)
^  Call: (210) [system] setup_call_cleanup('$notrace'(_1866234, _1866236), once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1865282), _1866216, fail)), '$restore_trace'(_1866234, _1866236))
^  Call: (211) [system] sig_atomic(system:'$notrace'(_1866234, _1866236))
^  Exit: (210) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1865282), _1866216, fail)), system:'$restore_trace'(3, -1))
   Call: (209) [system] atomic(_1865282)
   Fail: (209) [system] atomic(_1865282)
   Call: (209) [system] atom_chars(_1865282, ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (209) [system] atom_chars('ConjunctionIntroduction', ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (208) [user] classify_and_convert_charseq_(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
   Call: (208) [system] integer('ConjunctionIntroduction')
   Fail: (208) [system] integer('ConjunctionIntroduction')
   Call: (208) [system] _1451494='ConjunctionIntroduction'
   Exit: (208) [system] 'ConjunctionIntroduction'='ConjunctionIntroduction'
^  Exit: (207) [user] classify_and_convert_charseq(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
^  Exit: (206) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'ConjunctionIntroduction')
^  Exit: (205) [user] cont_sexpr(')', (0x55fbb4538270), 'ConjunctionIntroduction')
^  Call: (205) [user] read_list(')', (0x55fbb4538270), _1880232)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1882090)
   Exit: (207) [system] peek_char((0x55fbb4538270), ' ')
   Call: (207) [system] ' '=(;)
   Fail: (207) [system] ' '=(;)
   Call: (207) [system] ' '=(/)
   Fail: (207) [system] ' '=(/)
^  Call: (207) [user] is_like_space(' ')
   Call: (208) [system] char_type(' ', 'white')
   Exit: (208) [system] char_type(' ', 'white')
^  Exit: (207) [user] is_like_space(' ')
   Call: (207) [system] get_char((0x55fbb4538270), _1891684)
   Exit: (207) [system] get_char((0x55fbb4538270), ' ')
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1894388)
   Exit: (208) [system] peek_char((0x55fbb4538270), c)
   Call: (208) [system] c=(;)
   Fail: (208) [system] c=(;)
   Call: (208) [system] c=(/)
   Fail: (208) [system] c=(/)
^  Call: (208) [user] is_like_space(c)
   Call: (209) [system] char_type(c, 'white')
   Fail: (209) [system] char_type(c, 'white')
   Call: (209) [system] char_type(c, end_of_line)
   Fail: (209) [system] char_type(c, end_of_line)
   Call: (209) [system] char_type(c, space)
   Fail: (209) [system] char_type(c, space)
   Call: (209) [system] char_type(c, cntrl)
   Fail: (209) [system] char_type(c, cntrl)
^  Fail: (208) [user] is_like_space(c)
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1911322)
   Exit: (206) [system] peek_char((0x55fbb4538270), c)
   Call: (206) [system] c=')'
   Fail: (206) [system] c=')'
   Call: (206) [system] c=end_of_file
   Fail: (206) [system] c=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55fbb4538270), _1916892)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1918750)
   Exit: (208) [system] peek_char((0x55fbb4538270), c)
   Call: (208) [system] c=(;)
   Fail: (208) [system] c=(;)
   Call: (208) [system] c=(/)
   Fail: (208) [system] c=(/)
^  Call: (208) [user] is_like_space(c)
   Call: (209) [system] char_type(c, 'white')
   Fail: (209) [system] char_type(c, 'white')
   Call: (209) [system] char_type(c, end_of_line)
   Fail: (209) [system] char_type(c, end_of_line)
   Call: (209) [system] char_type(c, space)
   Fail: (209) [system] char_type(c, space)
   Call: (209) [system] char_type(c, cntrl)
   Fail: (209) [system] char_type(c, cntrl)
^  Fail: (208) [user] is_like_space(c)
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] get_char((0x55fbb4538270), _1934760)
   Exit: (207) [system] get_char((0x55fbb4538270), c)
   Call: (207) [system] c='('
   Fail: (207) [system] c='('
   Call: (207) [system] c='['
   Fail: (207) [system] c='['
   Call: (207) [system] c='{'
   Fail: (207) [system] c='{'
   Call: (207) [system] c='"'
   Fail: (207) [system] c='"'
   Call: (207) [system] c=!
   Fail: (207) [system] c=!
   Call: (207) [system] c='\''
   Fail: (207) [system] c='\''
   Call: (207) [system] c='`'
   Fail: (207) [system] c='`'
   Call: (207) [system] c=end_of_file
   Fail: (207) [system] c=end_of_file
^  Call: (207) [user] read_symbolic(')', (0x55fbb4538270), c, _1916892)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1952402)
   Call: (209) [system] peek_char((0x55fbb4538270), _1953336)
   Exit: (209) [system] peek_char((0x55fbb4538270), d)
^  Call: (209) [user] is_delimiter(d)
   Call: (210) [system] char_type(d, space)
   Fail: (210) [system] char_type(d, space)
   Call: (210) [system] arg(_1958056, v('(', ')', end_of_file), d)
   Fail: (210) [system] arg(_1958988, v('(', ')', end_of_file), d)
^  Fail: (209) [user] is_delimiter(d)
   Call: (209) [system] ')'==d
   Fail: (209) [system] ')'==d
   Call: (209) [system] get_char((0x55fbb4538270), d)
   Exit: (209) [system] get_char((0x55fbb4538270), d)
   Call: (209) [system] d=(\)
   Fail: (209) [system] d=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1966338)
   Call: (210) [system] peek_char((0x55fbb4538270), _1967272)
   Exit: (210) [system] peek_char((0x55fbb4538270), e)
^  Call: (210) [user] is_delimiter(e)
   Call: (211) [system] char_type(e, space)
   Fail: (211) [system] char_type(e, space)
   Call: (211) [system] arg(_1971992, v('(', ')', end_of_file), e)
   Fail: (211) [system] arg(_1972924, v('(', ')', end_of_file), e)
^  Fail: (210) [user] is_delimiter(e)
   Call: (210) [system] ')'==e
   Fail: (210) [system] ')'==e
   Call: (210) [system] get_char((0x55fbb4538270), e)
   Exit: (210) [system] get_char((0x55fbb4538270), e)
   Call: (210) [system] e=(\)
   Fail: (210) [system] e=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1980274)
   Call: (211) [system] peek_char((0x55fbb4538270), _1981208)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (211) [user] is_delimiter(' ')
   Call: (212) [system] char_type(' ', space)
   Exit: (212) [system] char_type(' ', space)
^  Exit: (211) [user] is_delimiter(' ')
   Call: (211) [system] _1980274=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (210) [system] _1966338=[e]
   Exit: (210) [system] [e]=[e]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (209) [system] _1952402=[d, e]
   Exit: (209) [system] [d, e]=[d, e]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, e])
^  Call: (208) [user] classify_and_convert_charseq([c, d, e], _1916892)
^  Call: (209) [user] classify_and_convert_charseq_([c, d, e], _1996080)
^  Call: (211) [system] setup_call_cleanup('$notrace'(_1997032, _1997034), once(user:catch(read_from_chars([c, d, e], _1996080), _1997014, fail)), '$restore_trace'(_1997032, _1997034))
^  Call: (212) [system] sig_atomic(system:'$notrace'(_1997032, _1997034))
^  Exit: (211) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _1997014, fail)), system:'$restore_trace'(3, -1))
   Call: (210) [system] atomic(cde)
   Exit: (210) [system] atomic(cde)
^  Exit: (209) [user] classify_and_convert_charseq_([c, d, e], cde)
   Call: (209) [system] integer(cde)
   Fail: (209) [system] integer(cde)
   Call: (209) [system] _1916892=cde
   Exit: (209) [system] cde=cde
^  Exit: (208) [user] classify_and_convert_charseq([c, d, e], cde)
^  Exit: (207) [user] read_symbolic(')', (0x55fbb4538270), c, cde)
^  Exit: (206) [user] cont_sexpr(')', (0x55fbb4538270), cde)
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _2009160)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _2011018)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
   Call: (208) [system] ' '=(;)
   Fail: (208) [system] ' '=(;)
   Call: (208) [system] ' '=(/)
   Fail: (208) [system] ' '=(/)
^  Call: (208) [user] is_like_space(' ')
   Call: (209) [system] char_type(' ', 'white')
   Exit: (209) [system] char_type(' ', 'white')
^  Exit: (208) [user] is_like_space(' ')
   Call: (208) [system] get_char((0x55fbb4538270), _2020612)
   Exit: (208) [system] get_char((0x55fbb4538270), ' ')
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _2023316)
   Exit: (209) [system] peek_char((0x55fbb4538270), a)
   Call: (209) [system] a=(;)
   Fail: (209) [system] a=(;)
   Call: (209) [system] a=(/)
   Fail: (209) [system] a=(/)
^  Call: (209) [user] is_like_space(a)
   Call: (210) [system] char_type(a, 'white')
   Fail: (210) [system] char_type(a, 'white')
   Call: (210) [system] char_type(a, end_of_line)
   Fail: (210) [system] char_type(a, end_of_line)
   Call: (210) [system] char_type(a, space)
   Fail: (210) [system] char_type(a, space)
   Call: (210) [system] char_type(a, cntrl)
   Fail: (210) [system] char_type(a, cntrl)
^  Fail: (209) [user] is_like_space(a)
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _2040250)
   Exit: (207) [system] peek_char((0x55fbb4538270), a)
   Call: (207) [system] a=')'
   Fail: (207) [system] a=')'
   Call: (207) [system] a=end_of_file
   Fail: (207) [system] a=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55fbb4538270), _2045820)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _2047678)
   Exit: (209) [system] peek_char((0x55fbb4538270), a)
   Call: (209) [system] a=(;)
   Fail: (209) [system] a=(;)
   Call: (209) [system] a=(/)
   Fail: (209) [system] a=(/)
^  Call: (209) [user] is_like_space(a)
   Call: (210) [system] char_type(a, 'white')
   Fail: (210) [system] char_type(a, 'white')
   Call: (210) [system] char_type(a, end_of_line)
   Fail: (210) [system] char_type(a, end_of_line)
   Call: (210) [system] char_type(a, space)
   Fail: (210) [system] char_type(a, space)
   Call: (210) [system] char_type(a, cntrl)
   Fail: (210) [system] char_type(a, cntrl)
^  Fail: (209) [user] is_like_space(a)
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] get_char((0x55fbb4538270), _2063688)
   Exit: (208) [system] get_char((0x55fbb4538270), a)
   Call: (208) [system] a='('
   Fail: (208) [system] a='('
   Call: (208) [system] a='['
   Fail: (208) [system] a='['
   Call: (208) [system] a='{'
   Fail: (208) [system] a='{'
   Call: (208) [system] a='"'
   Fail: (208) [system] a='"'
   Call: (208) [system] a=!
   Fail: (208) [system] a=!
   Call: (208) [system] a='\''
   Fail: (208) [system] a='\''
   Call: (208) [system] a='`'
   Fail: (208) [system] a='`'
   Call: (208) [system] a=end_of_file
   Fail: (208) [system] a=end_of_file
^  Call: (208) [user] read_symbolic(')', (0x55fbb4538270), a, _2045820)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _2081330)
   Call: (210) [system] peek_char((0x55fbb4538270), _2082264)
   Exit: (210) [system] peek_char((0x55fbb4538270), ')')
^  Call: (210) [user] is_delimiter(')')
   Call: (211) [system] char_type(')', space)
   Fail: (211) [system] char_type(')', space)
   Call: (211) [system] arg(_2086984, v('(', ')', end_of_file), ')')
   Exit: (211) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (210) [user] is_delimiter(')')
   Call: (210) [system] _2081330=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (209) [user] classify_and_convert_charseq([a], _2045820)
^  Call: (210) [user] classify_and_convert_charseq_([a], _2093420)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_2094372, _2094374), once(user:catch(read_from_chars([a], _2093420), _2094354, fail)), '$restore_trace'(_2094372, _2094374))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_2094372, _2094374))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _4484, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(a)
   Exit: (211) [system] atomic(a)
^  Exit: (210) [user] classify_and_convert_charseq_([a], a)
   Call: (210) [system] integer(a)
   Fail: (210) [system] integer(a)
   Call: (210) [system] _4466=a
   Exit: (210) [system] a=a
^  Exit: (209) [user] classify_and_convert_charseq([a], a)
^  Exit: (208) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (207) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _14242)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _16100)
   Exit: (209) [system] peek_char((0x55fbb4538270), ')')
   Call: (209) [system] ')'=(;)
   Fail: (209) [system] ')'=(;)
   Call: (209) [system] ')'=(/)
   Fail: (209) [system] ')'=(/)
^  Call: (209) [user] is_like_space(')')
   Call: (210) [system] char_type(')', 'white')
   Fail: (210) [system] char_type(')', 'white')
   Call: (210) [system] char_type(')', end_of_line)
   Fail: (210) [system] char_type(')', end_of_line)
   Call: (210) [system] char_type(')', space)
   Fail: (210) [system] char_type(')', space)
   Call: (210) [system] char_type(')', cntrl)
   Fail: (210) [system] char_type(')', cntrl)
^  Fail: (209) [user] is_like_space(')')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _32110)
   Exit: (208) [system] peek_char((0x55fbb4538270), ')')
   Call: (208) [system] ')'=')'
   Exit: (208) [system] ')'=')'
   Call: (208) [system] get_char((0x55fbb4538270), _35900)
   Exit: (208) [system] get_char((0x55fbb4538270), ')')
   Call: (208) [system] _14242=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), [])
   Call: (207) [system] _4462=[a]
   Exit: (207) [system] [a]=[a]
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), [a])
   Call: (206) [system] _4456=[cde, a]
   Exit: (206) [system] [cde, a]=[cde, a]
^  Exit: (205) [user] read_list(')', (0x55fbb4538270), [cde, a])
   Call: (205) [system] _4448=['ConjunctionIntroduction', cde, a]
   Exit: (205) [system] ['ConjunctionIntroduction', cde, a]=['ConjunctionIntroduction', cde, a]
^  Exit: (204) [user] read_list(')', (0x55fbb4538270), ['ConjunctionIntroduction', cde, a])
^  Exit: (203) [user] cont_sexpr(')', (0x55fbb4538270), ['ConjunctionIntroduction', cde, a])
^  Call: (203) [user] read_list(')', (0x55fbb4538270), _49782)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _51640)
   Exit: (205) [system] peek_char((0x55fbb4538270), ' ')
   Call: (205) [system] ' '=(;)
   Fail: (205) [system] ' '=(;)
   Call: (205) [system] ' '=(/)
   Fail: (205) [system] ' '=(/)
^  Call: (205) [user] is_like_space(' ')
   Call: (206) [system] char_type(' ', 'white')
   Exit: (206) [system] char_type(' ', 'white')
^  Exit: (205) [user] is_like_space(' ')
   Call: (205) [system] get_char((0x55fbb4538270), _61234)
   Exit: (205) [system] get_char((0x55fbb4538270), ' ')
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _63938)
   Exit: (206) [system] peek_char((0x55fbb4538270), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
   Call: (206) [system] '('=(/)
   Fail: (206) [system] '('=(/)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _80872)
   Exit: (204) [system] peek_char((0x55fbb4538270), '(')
   Call: (204) [system] '('=')'
   Fail: (204) [system] '('=')'
   Call: (204) [system] '('=end_of_file
   Fail: (204) [system] '('=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55fbb4538270), _86442)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _88300)
   Exit: (206) [system] peek_char((0x55fbb4538270), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
   Call: (206) [system] '('=(/)
   Fail: (206) [system] '('=(/)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] get_char((0x55fbb4538270), _104310)
   Exit: (205) [system] get_char((0x55fbb4538270), '(')
   Call: (205) [system] '('='('
   Exit: (205) [system] '('='('
^  Call: (205) [user] read_list(')', (0x55fbb4538270), _86442)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _109880)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'A')
   Call: (207) [system] 'A'=(;)
   Fail: (207) [system] 'A'=(;)
   Call: (207) [system] 'A'=(/)
   Fail: (207) [system] 'A'=(/)
^  Call: (207) [user] is_like_space('A')
   Call: (208) [system] char_type('A', 'white')
   Fail: (208) [system] char_type('A', 'white')
   Call: (208) [system] char_type('A', end_of_line)
   Fail: (208) [system] char_type('A', end_of_line)
   Call: (208) [system] char_type('A', space)
   Fail: (208) [system] char_type('A', space)
   Call: (208) [system] char_type('A', cntrl)
   Fail: (208) [system] char_type('A', cntrl)
^  Fail: (207) [user] is_like_space('A')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _125890)
   Exit: (206) [system] peek_char((0x55fbb4538270), 'A')
   Call: (206) [system] 'A'=')'
   Fail: (206) [system] 'A'=')'
   Call: (206) [system] 'A'=end_of_file
   Fail: (206) [system] 'A'=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55fbb4538270), _131460)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _133318)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'A')
   Call: (208) [system] 'A'=(;)
   Fail: (208) [system] 'A'=(;)
   Call: (208) [system] 'A'=(/)
   Fail: (208) [system] 'A'=(/)
^  Call: (208) [user] is_like_space('A')
   Call: (209) [system] char_type('A', 'white')
   Fail: (209) [system] char_type('A', 'white')
   Call: (209) [system] char_type('A', end_of_line)
   Fail: (209) [system] char_type('A', end_of_line)
   Call: (209) [system] char_type('A', space)
   Fail: (209) [system] char_type('A', space)
   Call: (209) [system] char_type('A', cntrl)
   Fail: (209) [system] char_type('A', cntrl)
^  Fail: (208) [user] is_like_space('A')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] get_char((0x55fbb4538270), _149328)
   Exit: (207) [system] get_char((0x55fbb4538270), 'A')
   Call: (207) [system] 'A'='('
   Fail: (207) [system] 'A'='('
   Call: (207) [system] 'A'='['
   Fail: (207) [system] 'A'='['
   Call: (207) [system] 'A'='{'
   Fail: (207) [system] 'A'='{'
   Call: (207) [system] 'A'='"'
   Fail: (207) [system] 'A'='"'
   Call: (207) [system] 'A'=!
   Fail: (207) [system] 'A'=!
   Call: (207) [system] 'A'='\''
   Fail: (207) [system] 'A'='\''
   Call: (207) [system] 'A'='`'
   Fail: (207) [system] 'A'='`'
   Call: (207) [system] 'A'=end_of_file
   Fail: (207) [system] 'A'=end_of_file
^  Call: (207) [user] read_symbolic(')', (0x55fbb4538270), 'A', _131460)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _166970)
   Call: (209) [system] peek_char((0x55fbb4538270), _167904)
   Exit: (209) [system] peek_char((0x55fbb4538270), n)
^  Call: (209) [user] is_delimiter(n)
   Call: (210) [system] char_type(n, space)
   Fail: (210) [system] char_type(n, space)
   Call: (210) [system] arg(_172624, v('(', ')', end_of_file), n)
   Fail: (210) [system] arg(_173556, v('(', ')', end_of_file), n)
^  Fail: (209) [user] is_delimiter(n)
   Call: (209) [system] ')'==n
   Fail: (209) [system] ')'==n
   Call: (209) [system] get_char((0x55fbb4538270), n)
   Exit: (209) [system] get_char((0x55fbb4538270), n)
   Call: (209) [system] n=(\)
   Fail: (209) [system] n=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _180906)
   Call: (210) [system] peek_char((0x55fbb4538270), _181840)
   Exit: (210) [system] peek_char((0x55fbb4538270), d)
^  Call: (210) [user] is_delimiter(d)
   Call: (211) [system] char_type(d, space)
   Fail: (211) [system] char_type(d, space)
   Call: (211) [system] arg(_186560, v('(', ')', end_of_file), d)
   Fail: (211) [system] arg(_187492, v('(', ')', end_of_file), d)
^  Fail: (210) [user] is_delimiter(d)
   Call: (210) [system] ')'==d
   Fail: (210) [system] ')'==d
   Call: (210) [system] get_char((0x55fbb4538270), d)
   Exit: (210) [system] get_char((0x55fbb4538270), d)
   Call: (210) [system] d=(\)
   Fail: (210) [system] d=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _194842)
   Call: (211) [system] peek_char((0x55fbb4538270), _195776)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (211) [user] is_delimiter('L')
   Call: (212) [system] char_type('L', space)
   Fail: (212) [system] char_type('L', space)
   Call: (212) [system] arg(_200496, v('(', ')', end_of_file), 'L')
   Fail: (212) [system] arg(_201428, v('(', ')', end_of_file), 'L')
^  Fail: (211) [user] is_delimiter('L')
   Call: (211) [system] ')'=='L'
   Fail: (211) [system] ')'=='L'
   Call: (211) [system] get_char((0x55fbb4538270), 'L')
   Exit: (211) [system] get_char((0x55fbb4538270), 'L')
   Call: (211) [system] 'L'=(\)
   Fail: (211) [system] 'L'=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _208778)
   Call: (212) [system] peek_char((0x55fbb4538270), _209712)
   Exit: (212) [system] peek_char((0x55fbb4538270), i)
^  Call: (212) [user] is_delimiter(i)
   Call: (213) [system] char_type(i, space)
   Fail: (213) [system] char_type(i, space)
   Call: (213) [system] arg(_214432, v('(', ')', end_of_file), i)
   Fail: (213) [system] arg(_215364, v('(', ')', end_of_file), i)
^  Fail: (212) [user] is_delimiter(i)
   Call: (212) [system] ')'==i
   Fail: (212) [system] ')'==i
   Call: (212) [system] get_char((0x55fbb4538270), i)
   Exit: (212) [system] get_char((0x55fbb4538270), i)
   Call: (212) [system] i=(\)
   Fail: (212) [system] i=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _222714)
   Call: (213) [system] peek_char((0x55fbb4538270), _223648)
   Exit: (213) [system] peek_char((0x55fbb4538270), n)
^  Call: (213) [user] is_delimiter(n)
   Call: (214) [system] char_type(n, space)
   Fail: (214) [system] char_type(n, space)
   Call: (214) [system] arg(_228368, v('(', ')', end_of_file), n)
   Fail: (214) [system] arg(_229300, v('(', ')', end_of_file), n)
^  Fail: (213) [user] is_delimiter(n)
   Call: (213) [system] ')'==n
   Fail: (213) [system] ')'==n
   Call: (213) [system] get_char((0x55fbb4538270), n)
   Exit: (213) [system] get_char((0x55fbb4538270), n)
   Call: (213) [system] n=(\)
   Fail: (213) [system] n=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _236650)
   Call: (214) [system] peek_char((0x55fbb4538270), _237584)
   Exit: (214) [system] peek_char((0x55fbb4538270), k)
^  Call: (214) [user] is_delimiter(k)
   Call: (215) [system] char_type(k, space)
   Fail: (215) [system] char_type(k, space)
   Call: (215) [system] arg(_242304, v('(', ')', end_of_file), k)
   Fail: (215) [system] arg(_243236, v('(', ')', end_of_file), k)
^  Fail: (214) [user] is_delimiter(k)
   Call: (214) [system] ')'==k
   Fail: (214) [system] ')'==k
   Call: (214) [system] get_char((0x55fbb4538270), k)
   Exit: (214) [system] get_char((0x55fbb4538270), k)
   Call: (214) [system] k=(\)
   Fail: (214) [system] k=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _250586)
   Call: (215) [system] peek_char((0x55fbb4538270), _251520)
   Exit: (215) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (215) [user] is_delimiter(' ')
   Call: (216) [system] char_type(' ', space)
   Exit: (216) [system] char_type(' ', space)
^  Exit: (215) [user] is_delimiter(' ')
   Call: (215) [system] _250586=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (214) [system] _236650=[k]
   Exit: (214) [system] [k]=[k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (213) [system] _222714=[n, k]
   Exit: (213) [system] [n, k]=[n, k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (212) [system] _208778=[i, n, k]
   Exit: (212) [system] [i, n, k]=[i, n, k]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (211) [system] _194842=['L', i, n, k]
   Exit: (211) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (210) [system] _180906=[d, 'L', i, n, k]
   Exit: (210) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (209) [system] _166970=[n, d, 'L', i, n, k]
   Exit: (209) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (208) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _131460)
^  Call: (209) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _277568)
^  Call: (211) [system] setup_call_cleanup('$notrace'(_278520, _278522), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _277568), _278502, fail)), '$restore_trace'(_278520, _278522))
^  Call: (212) [system] sig_atomic(system:'$notrace'(_278520, _278522))
^  Exit: (211) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _277568), _278502, fail)), system:'$restore_trace'(3, -1))
   Call: (210) [system] atomic(_277568)
   Fail: (210) [system] atomic(_277568)
   Call: (210) [system] atom_chars(_277568, ['A', n, d, 'L', i, n, k])
   Exit: (210) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (209) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (209) [system] integer('AndLink')
   Fail: (209) [system] integer('AndLink')
   Call: (209) [system] _131460='AndLink'
   Exit: (209) [system] 'AndLink'='AndLink'
^  Exit: (208) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (207) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (206) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _292518)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _294376)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
   Call: (208) [system] ' '=(;)
   Fail: (208) [system] ' '=(;)
   Call: (208) [system] ' '=(/)
   Fail: (208) [system] ' '=(/)
^  Call: (208) [user] is_like_space(' ')
   Call: (209) [system] char_type(' ', 'white')
   Exit: (209) [system] char_type(' ', 'white')
^  Exit: (208) [user] is_like_space(' ')
   Call: (208) [system] get_char((0x55fbb4538270), _303970)
   Exit: (208) [system] get_char((0x55fbb4538270), ' ')
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _306674)
   Exit: (209) [system] peek_char((0x55fbb4538270), '(')
   Call: (209) [system] '('=(;)
   Fail: (209) [system] '('=(;)
   Call: (209) [system] '('=(/)
   Fail: (209) [system] '('=(/)
^  Call: (209) [user] is_like_space('(')
   Call: (210) [system] char_type('(', 'white')
   Fail: (210) [system] char_type('(', 'white')
   Call: (210) [system] char_type('(', end_of_line)
   Fail: (210) [system] char_type('(', end_of_line)
   Call: (210) [system] char_type('(', space)
   Fail: (210) [system] char_type('(', space)
   Call: (210) [system] char_type('(', cntrl)
   Fail: (210) [system] char_type('(', cntrl)
^  Fail: (209) [user] is_like_space('(')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _323608)
   Exit: (207) [system] peek_char((0x55fbb4538270), '(')
   Call: (207) [system] '('=')'
   Fail: (207) [system] '('=')'
   Call: (207) [system] '('=end_of_file
   Fail: (207) [system] '('=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55fbb4538270), _329178)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _331036)
   Exit: (209) [system] peek_char((0x55fbb4538270), '(')
   Call: (209) [system] '('=(;)
   Fail: (209) [system] '('=(;)
   Call: (209) [system] '('=(/)
   Fail: (209) [system] '('=(/)
^  Call: (209) [user] is_like_space('(')
   Call: (210) [system] char_type('(', 'white')
   Fail: (210) [system] char_type('(', 'white')
   Call: (210) [system] char_type('(', end_of_line)
   Fail: (210) [system] char_type('(', end_of_line)
   Call: (210) [system] char_type('(', space)
   Fail: (210) [system] char_type('(', space)
   Call: (210) [system] char_type('(', cntrl)
   Fail: (210) [system] char_type('(', cntrl)
^  Fail: (209) [user] is_like_space('(')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] get_char((0x55fbb4538270), _347046)
   Exit: (208) [system] get_char((0x55fbb4538270), '(')
   Call: (208) [system] '('='('
   Exit: (208) [system] '('='('
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _329178)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _352616)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'I')
   Call: (210) [system] 'I'=(;)
   Fail: (210) [system] 'I'=(;)
   Call: (210) [system] 'I'=(/)
   Fail: (210) [system] 'I'=(/)
^  Call: (210) [user] is_like_space('I')
   Call: (211) [system] char_type('I', 'white')
   Fail: (211) [system] char_type('I', 'white')
   Call: (211) [system] char_type('I', end_of_line)
   Fail: (211) [system] char_type('I', end_of_line)
   Call: (211) [system] char_type('I', space)
   Fail: (211) [system] char_type('I', space)
   Call: (211) [system] char_type('I', cntrl)
   Fail: (211) [system] char_type('I', cntrl)
^  Fail: (210) [user] is_like_space('I')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _368626)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'I')
   Call: (209) [system] 'I'=')'
   Fail: (209) [system] 'I'=')'
   Call: (209) [system] 'I'=end_of_file
   Fail: (209) [system] 'I'=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55fbb4538270), _374196)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _376054)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'I')
   Call: (211) [system] 'I'=(;)
   Fail: (211) [system] 'I'=(;)
   Call: (211) [system] 'I'=(/)
   Fail: (211) [system] 'I'=(/)
^  Call: (211) [user] is_like_space('I')
   Call: (212) [system] char_type('I', 'white')
   Fail: (212) [system] char_type('I', 'white')
   Call: (212) [system] char_type('I', end_of_line)
   Fail: (212) [system] char_type('I', end_of_line)
   Call: (212) [system] char_type('I', space)
   Fail: (212) [system] char_type('I', space)
   Call: (212) [system] char_type('I', cntrl)
   Fail: (212) [system] char_type('I', cntrl)
^  Fail: (211) [user] is_like_space('I')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] get_char((0x55fbb4538270), _392064)
   Exit: (210) [system] get_char((0x55fbb4538270), 'I')
   Call: (210) [system] 'I'='('
   Fail: (210) [system] 'I'='('
   Call: (210) [system] 'I'='['
   Fail: (210) [system] 'I'='['
   Call: (210) [system] 'I'='{'
   Fail: (210) [system] 'I'='{'
   Call: (210) [system] 'I'='"'
   Fail: (210) [system] 'I'='"'
   Call: (210) [system] 'I'=!
   Fail: (210) [system] 'I'=!
   Call: (210) [system] 'I'='\''
   Fail: (210) [system] 'I'='\''
   Call: (210) [system] 'I'='`'
   Fail: (210) [system] 'I'='`'
   Call: (210) [system] 'I'=end_of_file
   Fail: (210) [system] 'I'=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55fbb4538270), 'I', _374196)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _409706)
   Call: (212) [system] peek_char((0x55fbb4538270), _410640)
   Exit: (212) [system] peek_char((0x55fbb4538270), m)
^  Call: (212) [user] is_delimiter(m)
   Call: (213) [system] char_type(m, space)
   Fail: (213) [system] char_type(m, space)
   Call: (213) [system] arg(_415360, v('(', ')', end_of_file), m)
   Fail: (213) [system] arg(_416292, v('(', ')', end_of_file), m)
^  Fail: (212) [user] is_delimiter(m)
   Call: (212) [system] ')'==m
   Fail: (212) [system] ')'==m
   Call: (212) [system] get_char((0x55fbb4538270), m)
   Exit: (212) [system] get_char((0x55fbb4538270), m)
   Call: (212) [system] m=(\)
   Fail: (212) [system] m=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _423642)
   Call: (213) [system] peek_char((0x55fbb4538270), _424576)
   Exit: (213) [system] peek_char((0x55fbb4538270), p)
^  Call: (213) [user] is_delimiter(p)
   Call: (214) [system] char_type(p, space)
   Fail: (214) [system] char_type(p, space)
   Call: (214) [system] arg(_429296, v('(', ')', end_of_file), p)
   Fail: (214) [system] arg(_430228, v('(', ')', end_of_file), p)
^  Fail: (213) [user] is_delimiter(p)
   Call: (213) [system] ')'==p
   Fail: (213) [system] ')'==p
   Call: (213) [system] get_char((0x55fbb4538270), p)
   Exit: (213) [system] get_char((0x55fbb4538270), p)
   Call: (213) [system] p=(\)
   Fail: (213) [system] p=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _437578)
   Call: (214) [system] peek_char((0x55fbb4538270), _438512)
   Exit: (214) [system] peek_char((0x55fbb4538270), l)
^  Call: (214) [user] is_delimiter(l)
   Call: (215) [system] char_type(l, space)
   Fail: (215) [system] char_type(l, space)
   Call: (215) [system] arg(_443232, v('(', ')', end_of_file), l)
   Fail: (215) [system] arg(_444164, v('(', ')', end_of_file), l)
^  Fail: (214) [user] is_delimiter(l)
   Call: (214) [system] ')'==l
   Fail: (214) [system] ')'==l
   Call: (214) [system] get_char((0x55fbb4538270), l)
   Exit: (214) [system] get_char((0x55fbb4538270), l)
   Call: (214) [system] l=(\)
   Fail: (214) [system] l=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _451514)
   Call: (215) [system] peek_char((0x55fbb4538270), _452448)
   Exit: (215) [system] peek_char((0x55fbb4538270), i)
^  Call: (215) [user] is_delimiter(i)
   Call: (216) [system] char_type(i, space)
   Fail: (216) [system] char_type(i, space)
   Call: (216) [system] arg(_457168, v('(', ')', end_of_file), i)
   Fail: (216) [system] arg(_458100, v('(', ')', end_of_file), i)
^  Fail: (215) [user] is_delimiter(i)
   Call: (215) [system] ')'==i
   Fail: (215) [system] ')'==i
   Call: (215) [system] get_char((0x55fbb4538270), i)
   Exit: (215) [system] get_char((0x55fbb4538270), i)
   Call: (215) [system] i=(\)
   Fail: (215) [system] i=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _465450)
   Call: (216) [system] peek_char((0x55fbb4538270), _466384)
   Exit: (216) [system] peek_char((0x55fbb4538270), c)
^  Call: (216) [user] is_delimiter(c)
   Call: (217) [system] char_type(c, space)
   Fail: (217) [system] char_type(c, space)
   Call: (217) [system] arg(_471104, v('(', ')', end_of_file), c)
   Fail: (217) [system] arg(_472036, v('(', ')', end_of_file), c)
^  Fail: (216) [user] is_delimiter(c)
   Call: (216) [system] ')'==c
   Fail: (216) [system] ')'==c
   Call: (216) [system] get_char((0x55fbb4538270), c)
   Exit: (216) [system] get_char((0x55fbb4538270), c)
   Call: (216) [system] c=(\)
   Fail: (216) [system] c=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _479386)
   Call: (217) [system] peek_char((0x55fbb4538270), _480320)
   Exit: (217) [system] peek_char((0x55fbb4538270), a)
^  Call: (217) [user] is_delimiter(a)
   Call: (218) [system] char_type(a, space)
   Fail: (218) [system] char_type(a, space)
   Call: (218) [system] arg(_485040, v('(', ')', end_of_file), a)
   Fail: (218) [system] arg(_485972, v('(', ')', end_of_file), a)
^  Fail: (217) [user] is_delimiter(a)
   Call: (217) [system] ')'==a
   Fail: (217) [system] ')'==a
   Call: (217) [system] get_char((0x55fbb4538270), a)
   Exit: (217) [system] get_char((0x55fbb4538270), a)
   Call: (217) [system] a=(\)
   Fail: (217) [system] a=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _493322)
   Call: (218) [system] peek_char((0x55fbb4538270), _494256)
   Exit: (218) [system] peek_char((0x55fbb4538270), t)
^  Call: (218) [user] is_delimiter(t)
   Call: (219) [system] char_type(t, space)
   Fail: (219) [system] char_type(t, space)
   Call: (219) [system] arg(_498976, v('(', ')', end_of_file), t)
   Fail: (219) [system] arg(_499908, v('(', ')', end_of_file), t)
^  Fail: (218) [user] is_delimiter(t)
   Call: (218) [system] ')'==t
   Fail: (218) [system] ')'==t
   Call: (218) [system] get_char((0x55fbb4538270), t)
   Exit: (218) [system] get_char((0x55fbb4538270), t)
   Call: (218) [system] t=(\)
   Fail: (218) [system] t=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _507258)
   Call: (219) [system] peek_char((0x55fbb4538270), _508192)
   Exit: (219) [system] peek_char((0x55fbb4538270), i)
^  Call: (219) [user] is_delimiter(i)
   Call: (220) [system] char_type(i, space)
   Fail: (220) [system] char_type(i, space)
   Call: (220) [system] arg(_512912, v('(', ')', end_of_file), i)
   Fail: (220) [system] arg(_513844, v('(', ')', end_of_file), i)
^  Fail: (219) [user] is_delimiter(i)
   Call: (219) [system] ')'==i
   Fail: (219) [system] ')'==i
   Call: (219) [system] get_char((0x55fbb4538270), i)
   Exit: (219) [system] get_char((0x55fbb4538270), i)
   Call: (219) [system] i=(\)
   Fail: (219) [system] i=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _521194)
   Call: (220) [system] peek_char((0x55fbb4538270), _522128)
   Exit: (220) [system] peek_char((0x55fbb4538270), o)
^  Call: (220) [user] is_delimiter(o)
   Call: (221) [system] char_type(o, space)
   Fail: (221) [system] char_type(o, space)
   Call: (221) [system] arg(_526848, v('(', ')', end_of_file), o)
   Fail: (221) [system] arg(_527780, v('(', ')', end_of_file), o)
^  Fail: (220) [user] is_delimiter(o)
   Call: (220) [system] ')'==o
   Fail: (220) [system] ')'==o
   Call: (220) [system] get_char((0x55fbb4538270), o)
   Exit: (220) [system] get_char((0x55fbb4538270), o)
   Call: (220) [system] o=(\)
   Fail: (220) [system] o=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _535130)
   Call: (221) [system] peek_char((0x55fbb4538270), _536064)
   Exit: (221) [system] peek_char((0x55fbb4538270), n)
^  Call: (221) [user] is_delimiter(n)
   Call: (222) [system] char_type(n, space)
   Fail: (222) [system] char_type(n, space)
   Call: (222) [system] arg(_540784, v('(', ')', end_of_file), n)
   Fail: (222) [system] arg(_541716, v('(', ')', end_of_file), n)
^  Fail: (221) [user] is_delimiter(n)
   Call: (221) [system] ')'==n
   Fail: (221) [system] ')'==n
   Call: (221) [system] get_char((0x55fbb4538270), n)
   Exit: (221) [system] get_char((0x55fbb4538270), n)
   Call: (221) [system] n=(\)
   Fail: (221) [system] n=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _549066)
   Call: (222) [system] peek_char((0x55fbb4538270), _550000)
   Exit: (222) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (222) [user] is_delimiter(' ')
   Call: (223) [system] char_type(' ', space)
   Exit: (223) [system] char_type(' ', space)
^  Exit: (222) [user] is_delimiter(' ')
   Call: (222) [system] _549066=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (221) [system] _535130=[n]
   Exit: (221) [system] [n]=[n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (220) [system] _521194=[o, n]
   Exit: (220) [system] [o, n]=[o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (219) [system] _507258=[i, o, n]
   Exit: (219) [system] [i, o, n]=[i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (218) [system] _493322=[t, i, o, n]
   Exit: (218) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (217) [system] _479386=[a, t, i, o, n]
   Exit: (217) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (216) [system] _465450=[c, a, t, i, o, n]
   Exit: (216) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (215) [system] _451514=[i, c, a, t, i, o, n]
   Exit: (215) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (214) [system] _437578=[l, i, c, a, t, i, o, n]
   Exit: (214) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (213) [system] _423642=[p, l, i, c, a, t, i, o, n]
   Exit: (213) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (212) [system] _409706=[m, p, l, i, c, a, t, i, o, n]
   Exit: (212) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (211) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _374196)
^  Call: (212) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _587224)
^  Call: (214) [system] setup_call_cleanup('$notrace'(_588176, _588178), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _587224), _588158, fail)), '$restore_trace'(_588176, _588178))
^  Call: (215) [system] sig_atomic(system:'$notrace'(_588176, _588178))
^  Exit: (214) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _587224), _588158, fail)), system:'$restore_trace'(3, -1))
   Call: (213) [system] atomic(_587224)
   Fail: (213) [system] atomic(_587224)
   Call: (213) [system] atom_chars(_587224, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (213) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (212) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (212) [system] integer('Implication')
   Fail: (212) [system] integer('Implication')
   Call: (212) [system] _374196='Implication'
   Exit: (212) [system] 'Implication'='Implication'
^  Exit: (211) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (210) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (209) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _602174)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _604032)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
   Call: (211) [system] ' '=(/)
   Fail: (211) [system] ' '=(/)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55fbb4538270), _613626)
   Exit: (211) [system] get_char((0x55fbb4538270), ' ')
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _616330)
   Exit: (212) [system] peek_char((0x55fbb4538270), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
   Call: (212) [system] '('=(/)
   Fail: (212) [system] '('=(/)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _633264)
   Exit: (210) [system] peek_char((0x55fbb4538270), '(')
   Call: (210) [system] '('=')'
   Fail: (210) [system] '('=')'
   Call: (210) [system] '('=end_of_file
   Fail: (210) [system] '('=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55fbb4538270), _638834)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _640692)
   Exit: (212) [system] peek_char((0x55fbb4538270), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
   Call: (212) [system] '('=(/)
   Fail: (212) [system] '('=(/)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] get_char((0x55fbb4538270), _656702)
   Exit: (211) [system] get_char((0x55fbb4538270), '(')
   Call: (211) [system] '('='('
   Exit: (211) [system] '('='('
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _638834)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _662272)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'O')
   Call: (213) [system] 'O'=(;)
   Fail: (213) [system] 'O'=(;)
   Call: (213) [system] 'O'=(/)
   Fail: (213) [system] 'O'=(/)
^  Call: (213) [user] is_like_space('O')
   Call: (214) [system] char_type('O', 'white')
   Fail: (214) [system] char_type('O', 'white')
   Call: (214) [system] char_type('O', end_of_line)
   Fail: (214) [system] char_type('O', end_of_line)
   Call: (214) [system] char_type('O', space)
   Fail: (214) [system] char_type('O', space)
   Call: (214) [system] char_type('O', cntrl)
   Fail: (214) [system] char_type('O', cntrl)
^  Fail: (213) [user] is_like_space('O')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _678282)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'O')
   Call: (212) [system] 'O'=')'
   Fail: (212) [system] 'O'=')'
   Call: (212) [system] 'O'=end_of_file
   Fail: (212) [system] 'O'=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55fbb4538270), _683852)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _685710)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'O')
   Call: (214) [system] 'O'=(;)
   Fail: (214) [system] 'O'=(;)
   Call: (214) [system] 'O'=(/)
   Fail: (214) [system] 'O'=(/)
^  Call: (214) [user] is_like_space('O')
   Call: (215) [system] char_type('O', 'white')
   Fail: (215) [system] char_type('O', 'white')
   Call: (215) [system] char_type('O', end_of_line)
   Fail: (215) [system] char_type('O', end_of_line)
   Call: (215) [system] char_type('O', space)
   Fail: (215) [system] char_type('O', space)
   Call: (215) [system] char_type('O', cntrl)
   Fail: (215) [system] char_type('O', cntrl)
^  Fail: (214) [user] is_like_space('O')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] get_char((0x55fbb4538270), _701720)
   Exit: (213) [system] get_char((0x55fbb4538270), 'O')
   Call: (213) [system] 'O'='('
   Fail: (213) [system] 'O'='('
   Call: (213) [system] 'O'='['
   Fail: (213) [system] 'O'='['
   Call: (213) [system] 'O'='{'
   Fail: (213) [system] 'O'='{'
   Call: (213) [system] 'O'='"'
   Fail: (213) [system] 'O'='"'
   Call: (213) [system] 'O'=!
   Fail: (213) [system] 'O'=!
   Call: (213) [system] 'O'='\''
   Fail: (213) [system] 'O'='\''
   Call: (213) [system] 'O'='`'
   Fail: (213) [system] 'O'='`'
   Call: (213) [system] 'O'=end_of_file
   Fail: (213) [system] 'O'=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55fbb4538270), 'O', _683852)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _719362)
   Call: (215) [system] peek_char((0x55fbb4538270), _720296)
   Exit: (215) [system] peek_char((0x55fbb4538270), r)
^  Call: (215) [user] is_delimiter(r)
   Call: (216) [system] char_type(r, space)
   Fail: (216) [system] char_type(r, space)
   Call: (216) [system] arg(_725016, v('(', ')', end_of_file), r)
   Fail: (216) [system] arg(_725948, v('(', ')', end_of_file), r)
^  Fail: (215) [user] is_delimiter(r)
   Call: (215) [system] ')'==r
   Fail: (215) [system] ')'==r
   Call: (215) [system] get_char((0x55fbb4538270), r)
   Exit: (215) [system] get_char((0x55fbb4538270), r)
   Call: (215) [system] r=(\)
   Fail: (215) [system] r=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _733298)
   Call: (216) [system] peek_char((0x55fbb4538270), _734232)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (216) [user] is_delimiter('L')
   Call: (217) [system] char_type('L', space)
   Fail: (217) [system] char_type('L', space)
   Call: (217) [system] arg(_738952, v('(', ')', end_of_file), 'L')
   Fail: (217) [system] arg(_739884, v('(', ')', end_of_file), 'L')
^  Fail: (216) [user] is_delimiter('L')
   Call: (216) [system] ')'=='L'
   Fail: (216) [system] ')'=='L'
   Call: (216) [system] get_char((0x55fbb4538270), 'L')
   Exit: (216) [system] get_char((0x55fbb4538270), 'L')
   Call: (216) [system] 'L'=(\)
   Fail: (216) [system] 'L'=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _747234)
   Call: (217) [system] peek_char((0x55fbb4538270), _748168)
   Exit: (217) [system] peek_char((0x55fbb4538270), i)
^  Call: (217) [user] is_delimiter(i)
   Call: (218) [system] char_type(i, space)
   Fail: (218) [system] char_type(i, space)
   Call: (218) [system] arg(_752888, v('(', ')', end_of_file), i)
   Fail: (218) [system] arg(_753820, v('(', ')', end_of_file), i)
^  Fail: (217) [user] is_delimiter(i)
   Call: (217) [system] ')'==i
   Fail: (217) [system] ')'==i
   Call: (217) [system] get_char((0x55fbb4538270), i)
   Exit: (217) [system] get_char((0x55fbb4538270), i)
   Call: (217) [system] i=(\)
   Fail: (217) [system] i=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _761170)
   Call: (218) [system] peek_char((0x55fbb4538270), _762104)
   Exit: (218) [system] peek_char((0x55fbb4538270), n)
^  Call: (218) [user] is_delimiter(n)
   Call: (219) [system] char_type(n, space)
   Fail: (219) [system] char_type(n, space)
   Call: (219) [system] arg(_766824, v('(', ')', end_of_file), n)
   Fail: (219) [system] arg(_767756, v('(', ')', end_of_file), n)
^  Fail: (218) [user] is_delimiter(n)
   Call: (218) [system] ')'==n
   Fail: (218) [system] ')'==n
   Call: (218) [system] get_char((0x55fbb4538270), n)
   Exit: (218) [system] get_char((0x55fbb4538270), n)
   Call: (218) [system] n=(\)
   Fail: (218) [system] n=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _775106)
   Call: (219) [system] peek_char((0x55fbb4538270), _776040)
   Exit: (219) [system] peek_char((0x55fbb4538270), k)
^  Call: (219) [user] is_delimiter(k)
   Call: (220) [system] char_type(k, space)
   Fail: (220) [system] char_type(k, space)
   Call: (220) [system] arg(_780760, v('(', ')', end_of_file), k)
   Fail: (220) [system] arg(_781692, v('(', ')', end_of_file), k)
^  Fail: (219) [user] is_delimiter(k)
   Call: (219) [system] ')'==k
   Fail: (219) [system] ')'==k
   Call: (219) [system] get_char((0x55fbb4538270), k)
   Exit: (219) [system] get_char((0x55fbb4538270), k)
   Call: (219) [system] k=(\)
   Fail: (219) [system] k=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _789042)
   Call: (220) [system] peek_char((0x55fbb4538270), _789976)
   Exit: (220) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (220) [user] is_delimiter(' ')
   Call: (221) [system] char_type(' ', space)
   Exit: (221) [system] char_type(' ', space)
^  Exit: (220) [user] is_delimiter(' ')
   Call: (220) [system] _789042=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (219) [system] _775106=[k]
   Exit: (219) [system] [k]=[k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (218) [system] _761170=[n, k]
   Exit: (218) [system] [n, k]=[n, k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (217) [system] _747234=[i, n, k]
   Exit: (217) [system] [i, n, k]=[i, n, k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (216) [system] _733298=['L', i, n, k]
   Exit: (216) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (215) [system] _719362=[r, 'L', i, n, k]
   Exit: (215) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (214) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _683852)
^  Call: (215) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _813230)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_814182, _814184), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _813230), _814164, fail)), '$restore_trace'(_814182, _814184))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_814182, _814184))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _813230), _814164, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(_813230)
   Fail: (216) [system] atomic(_813230)
   Call: (216) [system] atom_chars(_813230, ['O', r, 'L', i, n, k])
   Exit: (216) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (215) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (215) [system] integer('OrLink')
   Fail: (215) [system] integer('OrLink')
   Call: (215) [system] _683852='OrLink'
   Exit: (215) [system] 'OrLink'='OrLink'
^  Exit: (214) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (213) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (212) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _828180)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _830038)
   Exit: (214) [system] peek_char((0x55fbb4538270), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
   Call: (214) [system] ' '=(/)
   Fail: (214) [system] ' '=(/)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55fbb4538270), _839632)
   Exit: (214) [system] get_char((0x55fbb4538270), ' ')
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _842336)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'C')
   Call: (215) [system] 'C'=(;)
   Fail: (215) [system] 'C'=(;)
   Call: (215) [system] 'C'=(/)
   Fail: (215) [system] 'C'=(/)
^  Call: (215) [user] is_like_space('C')
   Call: (216) [system] char_type('C', 'white')
   Fail: (216) [system] char_type('C', 'white')
   Call: (216) [system] char_type('C', end_of_line)
   Fail: (216) [system] char_type('C', end_of_line)
   Call: (216) [system] char_type('C', space)
   Fail: (216) [system] char_type('C', space)
   Call: (216) [system] char_type('C', cntrl)
   Fail: (216) [system] char_type('C', cntrl)
^  Fail: (215) [user] is_like_space('C')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _859270)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'C')
   Call: (213) [system] 'C'=')'
   Fail: (213) [system] 'C'=')'
   Call: (213) [system] 'C'=end_of_file
   Fail: (213) [system] 'C'=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55fbb4538270), _864840)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _866698)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'C')
   Call: (215) [system] 'C'=(;)
   Fail: (215) [system] 'C'=(;)
   Call: (215) [system] 'C'=(/)
   Fail: (215) [system] 'C'=(/)
^  Call: (215) [user] is_like_space('C')
   Call: (216) [system] char_type('C', 'white')
   Fail: (216) [system] char_type('C', 'white')
   Call: (216) [system] char_type('C', end_of_line)
   Fail: (216) [system] char_type('C', end_of_line)
   Call: (216) [system] char_type('C', space)
   Fail: (216) [system] char_type('C', space)
   Call: (216) [system] char_type('C', cntrl)
   Fail: (216) [system] char_type('C', cntrl)
^  Fail: (215) [user] is_like_space('C')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] get_char((0x55fbb4538270), _882708)
   Exit: (214) [system] get_char((0x55fbb4538270), 'C')
   Call: (214) [system] 'C'='('
   Fail: (214) [system] 'C'='('
   Call: (214) [system] 'C'='['
   Fail: (214) [system] 'C'='['
   Call: (214) [system] 'C'='{'
   Fail: (214) [system] 'C'='{'
   Call: (214) [system] 'C'='"'
   Fail: (214) [system] 'C'='"'
   Call: (214) [system] 'C'=!
   Fail: (214) [system] 'C'=!
   Call: (214) [system] 'C'='\''
   Fail: (214) [system] 'C'='\''
   Call: (214) [system] 'C'='`'
   Fail: (214) [system] 'C'='`'
   Call: (214) [system] 'C'=end_of_file
   Fail: (214) [system] 'C'=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55fbb4538270), 'C', _864840)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _900350)
   Call: (216) [system] peek_char((0x55fbb4538270), _901284)
   Exit: (216) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (216) [user] is_delimiter(' ')
   Call: (217) [system] char_type(' ', space)
   Exit: (217) [system] char_type(' ', space)
^  Exit: (216) [user] is_delimiter(' ')
   Call: (216) [system] _900350=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (215) [user] classify_and_convert_charseq(['C'], _864840)
^  Call: (216) [user] classify_and_convert_charseq_(['C'], _910568)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_911520, _911522), once(user:catch(read_from_chars(['C'], _910568), _911502, fail)), '$restore_trace'(_911520, _911522))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_911520, _911522))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _910568), _911502, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(_910568)
   Fail: (217) [system] atomic(_910568)
   Call: (217) [system] atom_chars(_910568, ['C'])
   Exit: (217) [system] atom_chars('C', ['C'])
^  Exit: (216) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (216) [system] integer('C')
   Fail: (216) [system] integer('C')
   Call: (216) [system] _864840='C'
   Exit: (216) [system] 'C'='C'
^  Exit: (215) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (214) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (213) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (213) [user] read_list(')', (0x55fbb4538270), _925518)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _927376)
   Exit: (215) [system] peek_char((0x55fbb4538270), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
   Call: (215) [system] ' '=(/)
   Fail: (215) [system] ' '=(/)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55fbb4538270), _936970)
   Exit: (215) [system] get_char((0x55fbb4538270), ' ')
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _939674)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'D')
   Call: (216) [system] 'D'=(;)
   Fail: (216) [system] 'D'=(;)
   Call: (216) [system] 'D'=(/)
   Fail: (216) [system] 'D'=(/)
^  Call: (216) [user] is_like_space('D')
   Call: (217) [system] char_type('D', 'white')
   Fail: (217) [system] char_type('D', 'white')
   Call: (217) [system] char_type('D', end_of_line)
   Fail: (217) [system] char_type('D', end_of_line)
   Call: (217) [system] char_type('D', space)
   Fail: (217) [system] char_type('D', space)
   Call: (217) [system] char_type('D', cntrl)
   Fail: (217) [system] char_type('D', cntrl)
^  Fail: (216) [user] is_like_space('D')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _956608)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'D')
   Call: (214) [system] 'D'=')'
   Fail: (214) [system] 'D'=')'
   Call: (214) [system] 'D'=end_of_file
   Fail: (214) [system] 'D'=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55fbb4538270), _962178)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _964036)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'D')
   Call: (216) [system] 'D'=(;)
   Fail: (216) [system] 'D'=(;)
   Call: (216) [system] 'D'=(/)
   Fail: (216) [system] 'D'=(/)
^  Call: (216) [user] is_like_space('D')
   Call: (217) [system] char_type('D', 'white')
   Fail: (217) [system] char_type('D', 'white')
   Call: (217) [system] char_type('D', end_of_line)
   Fail: (217) [system] char_type('D', end_of_line)
   Call: (217) [system] char_type('D', space)
   Fail: (217) [system] char_type('D', space)
   Call: (217) [system] char_type('D', cntrl)
   Fail: (217) [system] char_type('D', cntrl)
^  Fail: (216) [user] is_like_space('D')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] get_char((0x55fbb4538270), _980046)
   Exit: (215) [system] get_char((0x55fbb4538270), 'D')
   Call: (215) [system] 'D'='('
   Fail: (215) [system] 'D'='('
   Call: (215) [system] 'D'='['
   Fail: (215) [system] 'D'='['
   Call: (215) [system] 'D'='{'
   Fail: (215) [system] 'D'='{'
   Call: (215) [system] 'D'='"'
   Fail: (215) [system] 'D'='"'
   Call: (215) [system] 'D'=!
   Fail: (215) [system] 'D'=!
   Call: (215) [system] 'D'='\''
   Fail: (215) [system] 'D'='\''
   Call: (215) [system] 'D'='`'
   Fail: (215) [system] 'D'='`'
   Call: (215) [system] 'D'=end_of_file
   Fail: (215) [system] 'D'=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55fbb4538270), 'D', _962178)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _997688)
   Call: (217) [system] peek_char((0x55fbb4538270), _998622)
   Exit: (217) [system] peek_char((0x55fbb4538270), ')')
^  Call: (217) [user] is_delimiter(')')
   Call: (218) [system] char_type(')', space)
   Fail: (218) [system] char_type(')', space)
   Call: (218) [system] arg(_1003342, v('(', ')', end_of_file), ')')
   Exit: (218) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (217) [user] is_delimiter(')')
   Call: (217) [system] _997688=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (216) [user] classify_and_convert_charseq(['D'], _962178)
^  Call: (217) [user] classify_and_convert_charseq_(['D'], _1009778)
^  Call: (219) [system] setup_call_cleanup('$notrace'(_1010730, _1010732), once(user:catch(read_from_chars(['D'], _1009778), _1010712, fail)), '$restore_trace'(_1010730, _1010732))
^  Call: (220) [system] sig_atomic(system:'$notrace'(_1010730, _1010732))
^  Exit: (219) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _1009778), _1010712, fail)), system:'$restore_trace'(3, -1))
   Call: (218) [system] atomic(_1009778)
   Fail: (218) [system] atomic(_1009778)
   Call: (218) [system] atom_chars(_1009778, ['D'])
   Exit: (218) [system] atom_chars('D', ['D'])
^  Exit: (217) [user] classify_and_convert_charseq_(['D'], 'D')
   Call: (217) [system] integer('D')
   Fail: (217) [system] integer('D')
   Call: (217) [system] _962178='D'
   Exit: (217) [system] 'D'='D'
^  Exit: (216) [user] classify_and_convert_charseq(['D'], 'D')
^  Exit: (215) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'D')
^  Exit: (214) [user] cont_sexpr(')', (0x55fbb4538270), 'D')
^  Call: (214) [user] read_list(')', (0x55fbb4538270), _1024728)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1026586)
   Exit: (216) [system] peek_char((0x55fbb4538270), ')')
   Call: (216) [system] ')'=(;)
   Fail: (216) [system] ')'=(;)
   Call: (216) [system] ')'=(/)
   Fail: (216) [system] ')'=(/)
^  Call: (216) [user] is_like_space(')')
   Call: (217) [system] char_type(')', 'white')
   Fail: (217) [system] char_type(')', 'white')
   Call: (217) [system] char_type(')', end_of_line)
   Fail: (217) [system] char_type(')', end_of_line)
   Call: (217) [system] char_type(')', space)
   Fail: (217) [system] char_type(')', space)
   Call: (217) [system] char_type(')', cntrl)
   Fail: (217) [system] char_type(')', cntrl)
^  Fail: (216) [user] is_like_space(')')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1042596)
   Exit: (215) [system] peek_char((0x55fbb4538270), ')')
   Call: (215) [system] ')'=')'
   Exit: (215) [system] ')'=')'
   Call: (215) [system] get_char((0x55fbb4538270), _1046386)
   Exit: (215) [system] get_char((0x55fbb4538270), ')')
   Call: (215) [system] _1024728=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_list(')', (0x55fbb4538270), [])
   Call: (214) [system] _925518=['D']
   Exit: (214) [system] ['D']=['D']
^  Exit: (213) [user] read_list(')', (0x55fbb4538270), ['D'])
   Call: (213) [system] _828180=['C', 'D']
   Exit: (213) [system] ['C', 'D']=['C', 'D']
^  Exit: (212) [user] read_list(')', (0x55fbb4538270), ['C', 'D'])
   Call: (212) [system] _638834=['OrLink', 'C', 'D']
   Exit: (212) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Exit: (210) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _1060268)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1062126)
   Exit: (212) [system] peek_char((0x55fbb4538270), ' ')
   Call: (212) [system] ' '=(;)
   Fail: (212) [system] ' '=(;)
   Call: (212) [system] ' '=(/)
   Fail: (212) [system] ' '=(/)
^  Call: (212) [user] is_like_space(' ')
   Call: (213) [system] char_type(' ', 'white')
   Exit: (213) [system] char_type(' ', 'white')
^  Exit: (212) [user] is_like_space(' ')
   Call: (212) [system] get_char((0x55fbb4538270), _1071720)
   Exit: (212) [system] get_char((0x55fbb4538270), ' ')
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1074424)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'E')
   Call: (213) [system] 'E'=(;)
   Fail: (213) [system] 'E'=(;)
   Call: (213) [system] 'E'=(/)
   Fail: (213) [system] 'E'=(/)
^  Call: (213) [user] is_like_space('E')
   Call: (214) [system] char_type('E', 'white')
   Fail: (214) [system] char_type('E', 'white')
   Call: (214) [system] char_type('E', end_of_line)
   Fail: (214) [system] char_type('E', end_of_line)
   Call: (214) [system] char_type('E', space)
   Fail: (214) [system] char_type('E', space)
   Call: (214) [system] char_type('E', cntrl)
   Fail: (214) [system] char_type('E', cntrl)
^  Fail: (213) [user] is_like_space('E')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1091358)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'E')
   Call: (211) [system] 'E'=')'
   Fail: (211) [system] 'E'=')'
   Call: (211) [system] 'E'=end_of_file
   Fail: (211) [system] 'E'=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55fbb4538270), _1096928)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1098786)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'E')
   Call: (213) [system] 'E'=(;)
   Fail: (213) [system] 'E'=(;)
   Call: (213) [system] 'E'=(/)
   Fail: (213) [system] 'E'=(/)
^  Call: (213) [user] is_like_space('E')
   Call: (214) [system] char_type('E', 'white')
   Fail: (214) [system] char_type('E', 'white')
   Call: (214) [system] char_type('E', end_of_line)
   Fail: (214) [system] char_type('E', end_of_line)
   Call: (214) [system] char_type('E', space)
   Fail: (214) [system] char_type('E', space)
   Call: (214) [system] char_type('E', cntrl)
   Fail: (214) [system] char_type('E', cntrl)
^  Fail: (213) [user] is_like_space('E')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] get_char((0x55fbb4538270), _1114796)
   Exit: (212) [system] get_char((0x55fbb4538270), 'E')
   Call: (212) [system] 'E'='('
   Fail: (212) [system] 'E'='('
   Call: (212) [system] 'E'='['
   Fail: (212) [system] 'E'='['
   Call: (212) [system] 'E'='{'
   Fail: (212) [system] 'E'='{'
   Call: (212) [system] 'E'='"'
   Fail: (212) [system] 'E'='"'
   Call: (212) [system] 'E'=!
   Fail: (212) [system] 'E'=!
   Call: (212) [system] 'E'='\''
   Fail: (212) [system] 'E'='\''
   Call: (212) [system] 'E'='`'
   Fail: (212) [system] 'E'='`'
   Call: (212) [system] 'E'=end_of_file
   Fail: (212) [system] 'E'=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55fbb4538270), 'E', _1096928)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1132438)
   Call: (214) [system] peek_char((0x55fbb4538270), _1133372)
   Exit: (214) [system] peek_char((0x55fbb4538270), ')')
^  Call: (214) [user] is_delimiter(')')
   Call: (215) [system] char_type(')', space)
   Fail: (215) [system] char_type(')', space)
   Call: (215) [system] arg(_1138092, v('(', ')', end_of_file), ')')
   Exit: (215) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (214) [user] is_delimiter(')')
   Call: (214) [system] _1132438=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (213) [user] classify_and_convert_charseq(['E'], _1096928)
^  Call: (214) [user] classify_and_convert_charseq_(['E'], _1144528)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_1145480, _1145482), once(user:catch(read_from_chars(['E'], _1144528), _1145462, fail)), '$restore_trace'(_1145480, _1145482))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_1145480, _1145482))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _1144528), _1145462, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(_1144528)
   Fail: (215) [system] atomic(_1144528)
   Call: (215) [system] atom_chars(_1144528, ['E'])
   Exit: (215) [system] atom_chars('E', ['E'])
^  Exit: (214) [user] classify_and_convert_charseq_(['E'], 'E')
   Call: (214) [system] integer('E')
   Fail: (214) [system] integer('E')
   Call: (214) [system] _1096928='E'
   Exit: (214) [system] 'E'='E'
^  Exit: (213) [user] classify_and_convert_charseq(['E'], 'E')
^  Exit: (212) [user] read_symbolic(')', (0x55fbb4538270), 'E', 'E')
^  Exit: (211) [user] cont_sexpr(')', (0x55fbb4538270), 'E')
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _1159478)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1161336)
   Exit: (213) [system] peek_char((0x55fbb4538270), ')')
   Call: (213) [system] ')'=(;)
   Fail: (213) [system] ')'=(;)
   Call: (213) [system] ')'=(/)
   Fail: (213) [system] ')'=(/)
^  Call: (213) [user] is_like_space(')')
   Call: (214) [system] char_type(')', 'white')
   Fail: (214) [system] char_type(')', 'white')
   Call: (214) [system] char_type(')', end_of_line)
   Fail: (214) [system] char_type(')', end_of_line)
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] char_type(')', cntrl)
   Fail: (214) [system] char_type(')', cntrl)
^  Fail: (213) [user] is_like_space(')')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1177346)
   Exit: (212) [system] peek_char((0x55fbb4538270), ')')
   Call: (212) [system] ')'=')'
   Exit: (212) [system] ')'=')'
   Call: (212) [system] get_char((0x55fbb4538270), _1181136)
   Exit: (212) [system] get_char((0x55fbb4538270), ')')
   Call: (212) [system] _1159478=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), [])
   Call: (211) [system] _1060268=['E']
   Exit: (211) [system] ['E']=['E']
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), ['E'])
   Call: (210) [system] _602174=[['OrLink', 'C', 'D'], 'E']
   Exit: (210) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), [['OrLink', 'C', 'D'], 'E'])
   Call: (209) [system] _329178=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (209) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (207) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _1195018)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1196876)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
   Call: (209) [system] ' '=(/)
   Fail: (209) [system] ' '=(/)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55fbb4538270), _1206470)
   Exit: (209) [system] get_char((0x55fbb4538270), ' ')
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1209174)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'B')
   Call: (210) [system] 'B'=(;)
   Fail: (210) [system] 'B'=(;)
   Call: (210) [system] 'B'=(/)
   Fail: (210) [system] 'B'=(/)
^  Call: (210) [user] is_like_space('B')
   Call: (211) [system] char_type('B', 'white')
   Fail: (211) [system] char_type('B', 'white')
   Call: (211) [system] char_type('B', end_of_line)
   Fail: (211) [system] char_type('B', end_of_line)
   Call: (211) [system] char_type('B', space)
   Fail: (211) [system] char_type('B', space)
   Call: (211) [system] char_type('B', cntrl)
   Fail: (211) [system] char_type('B', cntrl)
^  Fail: (210) [user] is_like_space('B')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1226108)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'B')
   Call: (208) [system] 'B'=')'
   Fail: (208) [system] 'B'=')'
   Call: (208) [system] 'B'=end_of_file
   Fail: (208) [system] 'B'=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55fbb4538270), _1231678)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1233536)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'B')
   Call: (210) [system] 'B'=(;)
   Fail: (210) [system] 'B'=(;)
   Call: (210) [system] 'B'=(/)
   Fail: (210) [system] 'B'=(/)
^  Call: (210) [user] is_like_space('B')
   Call: (211) [system] char_type('B', 'white')
   Fail: (211) [system] char_type('B', 'white')
   Call: (211) [system] char_type('B', end_of_line)
   Fail: (211) [system] char_type('B', end_of_line)
   Call: (211) [system] char_type('B', space)
   Fail: (211) [system] char_type('B', space)
   Call: (211) [system] char_type('B', cntrl)
   Fail: (211) [system] char_type('B', cntrl)
^  Fail: (210) [user] is_like_space('B')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] get_char((0x55fbb4538270), _1249546)
   Exit: (209) [system] get_char((0x55fbb4538270), 'B')
   Call: (209) [system] 'B'='('
   Fail: (209) [system] 'B'='('
   Call: (209) [system] 'B'='['
   Fail: (209) [system] 'B'='['
   Call: (209) [system] 'B'='{'
   Fail: (209) [system] 'B'='{'
   Call: (209) [system] 'B'='"'
   Fail: (209) [system] 'B'='"'
   Call: (209) [system] 'B'=!
   Fail: (209) [system] 'B'=!
   Call: (209) [system] 'B'='\''
   Fail: (209) [system] 'B'='\''
   Call: (209) [system] 'B'='`'
   Fail: (209) [system] 'B'='`'
   Call: (209) [system] 'B'=end_of_file
   Fail: (209) [system] 'B'=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55fbb4538270), 'B', _1231678)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1267188)
   Call: (211) [system] peek_char((0x55fbb4538270), _1268122)
   Exit: (211) [system] peek_char((0x55fbb4538270), ')')
^  Call: (211) [user] is_delimiter(')')
   Call: (212) [system] char_type(')', space)
   Fail: (212) [system] char_type(')', space)
   Call: (212) [system] arg(_1272842, v('(', ')', end_of_file), ')')
   Exit: (212) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (211) [user] is_delimiter(')')
   Call: (211) [system] _1267188=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (210) [user] classify_and_convert_charseq(['B'], _1231678)
^  Call: (211) [user] classify_and_convert_charseq_(['B'], _1279278)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_1280230, _1280232), once(user:catch(read_from_chars(['B'], _1279278), _1280212, fail)), '$restore_trace'(_1280230, _1280232))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_1280230, _1280232))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1279278), _1280212, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(_1279278)
   Fail: (212) [system] atomic(_1279278)
   Call: (212) [system] atom_chars(_1279278, ['B'])
   Exit: (212) [system] atom_chars('B', ['B'])
^  Exit: (211) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (211) [system] integer('B')
   Fail: (211) [system] integer('B')
   Call: (211) [system] _1231678='B'
   Exit: (211) [system] 'B'='B'
^  Exit: (210) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (209) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (208) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _1294228)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1296086)
   Exit: (210) [system] peek_char((0x55fbb4538270), ')')
   Call: (210) [system] ')'=(;)
   Fail: (210) [system] ')'=(;)
   Call: (210) [system] ')'=(/)
   Fail: (210) [system] ')'=(/)
^  Call: (210) [user] is_like_space(')')
   Call: (211) [system] char_type(')', 'white')
   Fail: (211) [system] char_type(')', 'white')
   Call: (211) [system] char_type(')', end_of_line)
   Fail: (211) [system] char_type(')', end_of_line)
   Call: (211) [system] char_type(')', space)
   Fail: (211) [system] char_type(')', space)
   Call: (211) [system] char_type(')', cntrl)
   Fail: (211) [system] char_type(')', cntrl)
^  Fail: (210) [user] is_like_space(')')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1312096)
   Exit: (209) [system] peek_char((0x55fbb4538270), ')')
   Call: (209) [system] ')'=')'
   Exit: (209) [system] ')'=')'
   Call: (209) [system] get_char((0x55fbb4538270), _1315886)
   Exit: (209) [system] get_char((0x55fbb4538270), ')')
   Call: (209) [system] _1294228=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), [])
   Call: (208) [system] _1195018=['B']
   Exit: (208) [system] ['B']=['B']
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (207) [system] _292518=[['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']
   Exit: (207) [system] [['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']=[['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), [['Implication', ['OrLink', 'C', 'D'], 'E'], 'B'])
   Call: (206) [system] _86442=['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']
   Exit: (206) [system] ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']=['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']
^  Exit: (205) [user] read_list(')', (0x55fbb4538270), ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B'])
^  Exit: (204) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B'])
^  Call: (204) [user] read_list(')', (0x55fbb4538270), _1329768)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1331626)
   Exit: (206) [system] peek_char((0x55fbb4538270), ')')
   Call: (206) [system] ')'=(;)
   Fail: (206) [system] ')'=(;)
   Call: (206) [system] ')'=(/)
   Fail: (206) [system] ')'=(/)
^  Call: (206) [user] is_like_space(')')
   Call: (207) [system] char_type(')', 'white')
   Fail: (207) [system] char_type(')', 'white')
   Call: (207) [system] char_type(')', end_of_line)
   Fail: (207) [system] char_type(')', end_of_line)
   Call: (207) [system] char_type(')', space)
   Fail: (207) [system] char_type(')', space)
   Call: (207) [system] char_type(')', cntrl)
   Fail: (207) [system] char_type(')', cntrl)
^  Fail: (206) [user] is_like_space(')')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1347636)
   Exit: (205) [system] peek_char((0x55fbb4538270), ')')
   Call: (205) [system] ')'=')'
   Exit: (205) [system] ')'=')'
   Call: (205) [system] get_char((0x55fbb4538270), _1351426)
   Exit: (205) [system] get_char((0x55fbb4538270), ')')
   Call: (205) [system] _1329768=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_list(')', (0x55fbb4538270), [])
   Call: (204) [system] _49782=[['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]
   Exit: (204) [system] [['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]=[['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]
^  Exit: (203) [user] read_list(')', (0x55fbb4538270), [['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']])
   Call: (203) [system] _4444=[['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]
   Exit: (203) [system] [['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]=[['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), [['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']])
   Call: (202) [system] _4436=[:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]
   Exit: (202) [system] [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]=[:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']])
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']])
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _1365308)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1367166)
   Exit: (202) [system] peek_char((0x55fbb4538270), '\n')
   Call: (202) [system] '\n'=(;)
   Fail: (202) [system] '\n'=(;)
   Call: (202) [system] '\n'=(/)
   Fail: (202) [system] '\n'=(/)
^  Call: (202) [user] is_like_space('\n')
   Call: (203) [system] char_type('\n', 'white')
   Fail: (203) [system] char_type('\n', 'white')
   Call: (203) [system] char_type('\n', end_of_line)
   Exit: (203) [system] char_type('\n', end_of_line)
^  Exit: (202) [user] is_like_space('\n')
   Call: (202) [system] get_char((0x55fbb4538270), _1378616)
   Exit: (202) [system] get_char((0x55fbb4538270), '\n')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1381320)
   Exit: (203) [system] peek_char((0x55fbb4538270), '\t')
   Call: (203) [system] '\t'=(;)
   Fail: (203) [system] '\t'=(;)
   Call: (203) [system] '\t'=(/)
   Fail: (203) [system] '\t'=(/)
^  Call: (203) [user] is_like_space('\t')
   Call: (204) [system] char_type('\t', 'white')
   Exit: (204) [system] char_type('\t', 'white')
^  Exit: (203) [user] is_like_space('\t')
   Call: (203) [system] get_char((0x55fbb4538270), _1390914)
   Exit: (203) [system] get_char((0x55fbb4538270), '\t')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1393618)
   Exit: (204) [system] peek_char((0x55fbb4538270), '\t')
   Call: (204) [system] '\t'=(;)
   Fail: (204) [system] '\t'=(;)
   Call: (204) [system] '\t'=(/)
   Fail: (204) [system] '\t'=(/)
^  Call: (204) [user] is_like_space('\t')
   Call: (205) [system] char_type('\t', 'white')
   Exit: (205) [system] char_type('\t', 'white')
^  Exit: (204) [user] is_like_space('\t')
   Call: (204) [system] get_char((0x55fbb4538270), _1403212)
   Exit: (204) [system] get_char((0x55fbb4538270), '\t')
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1405916)
   Exit: (205) [system] peek_char((0x55fbb4538270), ' ')
   Call: (205) [system] ' '=(;)
   Fail: (205) [system] ' '=(;)
   Call: (205) [system] ' '=(/)
   Fail: (205) [system] ' '=(/)
^  Call: (205) [user] is_like_space(' ')
   Call: (206) [system] char_type(' ', 'white')
   Exit: (206) [system] char_type(' ', 'white')
^  Exit: (205) [user] is_like_space(' ')
   Call: (205) [system] get_char((0x55fbb4538270), _1415510)
   Exit: (205) [system] get_char((0x55fbb4538270), ' ')
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1418214)
   Exit: (206) [system] peek_char((0x55fbb4538270), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
   Call: (206) [system] '('=(/)
   Fail: (206) [system] '('=(/)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1437920)
   Exit: (201) [system] peek_char((0x55fbb4538270), '(')
   Call: (201) [system] '('=')'
   Fail: (201) [system] '('=')'
   Call: (201) [system] '('=end_of_file
   Fail: (201) [system] '('=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _1443490)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1445348)
   Exit: (203) [system] peek_char((0x55fbb4538270), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
   Call: (203) [system] '('=(/)
   Fail: (203) [system] '('=(/)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _1461358)
   Exit: (202) [system] get_char((0x55fbb4538270), '(')
   Call: (202) [system] '('='('
   Exit: (202) [system] '('='('
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _1443490)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1466928)
   Exit: (204) [system] peek_char((0x55fbb4538270), :)
   Call: (204) [system] (:)=(;)
   Fail: (204) [system] (:)=(;)
   Call: (204) [system] (:)=(/)
   Fail: (204) [system] (:)=(/)
^  Call: (204) [user] is_like_space(:)
   Call: (205) [system] char_type(:, 'white')
   Fail: (205) [system] char_type(:, 'white')
   Call: (205) [system] char_type(:, end_of_line)
   Fail: (205) [system] char_type(:, end_of_line)
   Call: (205) [system] char_type(:, space)
   Fail: (205) [system] char_type(:, space)
   Call: (205) [system] char_type(:, cntrl)
   Fail: (205) [system] char_type(:, cntrl)
^  Fail: (204) [user] is_like_space(:)
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1482938)
   Exit: (203) [system] peek_char((0x55fbb4538270), :)
   Call: (203) [system] (:)=')'
   Fail: (203) [system] (:)=')'
   Call: (203) [system] (:)=end_of_file
   Fail: (203) [system] (:)=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55fbb4538270), _1488508)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1490366)
   Exit: (205) [system] peek_char((0x55fbb4538270), :)
   Call: (205) [system] (:)=(;)
   Fail: (205) [system] (:)=(;)
   Call: (205) [system] (:)=(/)
   Fail: (205) [system] (:)=(/)
^  Call: (205) [user] is_like_space(:)
   Call: (206) [system] char_type(:, 'white')
   Fail: (206) [system] char_type(:, 'white')
   Call: (206) [system] char_type(:, end_of_line)
   Fail: (206) [system] char_type(:, end_of_line)
   Call: (206) [system] char_type(:, space)
   Fail: (206) [system] char_type(:, space)
   Call: (206) [system] char_type(:, cntrl)
   Fail: (206) [system] char_type(:, cntrl)
^  Fail: (205) [user] is_like_space(:)
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] get_char((0x55fbb4538270), _1506376)
   Exit: (204) [system] get_char((0x55fbb4538270), :)
   Call: (204) [system] (:)='('
   Fail: (204) [system] (:)='('
   Call: (204) [system] (:)='['
   Fail: (204) [system] (:)='['
   Call: (204) [system] (:)='{'
   Fail: (204) [system] (:)='{'
   Call: (204) [system] (:)='"'
   Fail: (204) [system] (:)='"'
   Call: (204) [system] (:)=!
   Fail: (204) [system] (:)=!
   Call: (204) [system] (:)='\''
   Fail: (204) [system] (:)='\''
   Call: (204) [system] (:)='`'
   Fail: (204) [system] (:)='`'
   Call: (204) [system] (:)=end_of_file
   Fail: (204) [system] (:)=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55fbb4538270), :, _1488508)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1524018)
   Call: (206) [system] peek_char((0x55fbb4538270), _1524952)
   Exit: (206) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (206) [user] is_delimiter(' ')
   Call: (207) [system] char_type(' ', space)
   Exit: (207) [system] char_type(' ', space)
^  Exit: (206) [user] is_delimiter(' ')
   Call: (206) [system] _1524018=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (205) [user] classify_and_convert_charseq([:], _1488508)
^  Call: (206) [user] classify_and_convert_charseq_([:], _1534236)
^  Call: (208) [system] setup_call_cleanup('$notrace'(_1535188, _1535190), once(user:catch(read_from_chars([:], _1534236), _1535170, fail)), '$restore_trace'(_1535188, _1535190))
^  Call: (209) [system] sig_atomic(system:'$notrace'(_1535188, _1535190))
^  Exit: (208) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1535170, fail)), system:'$restore_trace'(3, -1))
   Call: (207) [system] atomic(:)
   Exit: (207) [system] atomic(:)
^  Exit: (206) [user] classify_and_convert_charseq_([:], :)
   Call: (206) [system] integer(:)
   Fail: (206) [system] integer(:)
   Call: (206) [system] _1488508=(:)
   Exit: (206) [system] (:)=(:)
^  Exit: (205) [user] classify_and_convert_charseq([:], :)
^  Exit: (204) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (203) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (203) [user] read_list(')', (0x55fbb4538270), _1547316)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1549174)
   Exit: (205) [system] peek_char((0x55fbb4538270), ' ')
   Call: (205) [system] ' '=(;)
   Fail: (205) [system] ' '=(;)
   Call: (205) [system] ' '=(/)
   Fail: (205) [system] ' '=(/)
^  Call: (205) [user] is_like_space(' ')
   Call: (206) [system] char_type(' ', 'white')
   Exit: (206) [system] char_type(' ', 'white')
^  Exit: (205) [user] is_like_space(' ')
   Call: (205) [system] get_char((0x55fbb4538270), _1558768)
   Exit: (205) [system] get_char((0x55fbb4538270), ' ')
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1561472)
   Exit: (206) [system] peek_char((0x55fbb4538270), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
   Call: (206) [system] '('=(/)
   Fail: (206) [system] '('=(/)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1578406)
   Exit: (204) [system] peek_char((0x55fbb4538270), '(')
   Call: (204) [system] '('=')'
   Fail: (204) [system] '('=')'
   Call: (204) [system] '('=end_of_file
   Fail: (204) [system] '('=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55fbb4538270), _1583976)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1585834)
   Exit: (206) [system] peek_char((0x55fbb4538270), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
   Call: (206) [system] '('=(/)
   Fail: (206) [system] '('=(/)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] get_char((0x55fbb4538270), _1601844)
   Exit: (205) [system] get_char((0x55fbb4538270), '(')
   Call: (205) [system] '('='('
   Exit: (205) [system] '('='('
^  Call: (205) [user] read_list(')', (0x55fbb4538270), _1583976)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1607414)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'C')
   Call: (207) [system] 'C'=(;)
   Fail: (207) [system] 'C'=(;)
   Call: (207) [system] 'C'=(/)
   Fail: (207) [system] 'C'=(/)
^  Call: (207) [user] is_like_space('C')
   Call: (208) [system] char_type('C', 'white')
   Fail: (208) [system] char_type('C', 'white')
   Call: (208) [system] char_type('C', end_of_line)
   Fail: (208) [system] char_type('C', end_of_line)
   Call: (208) [system] char_type('C', space)
   Fail: (208) [system] char_type('C', space)
   Call: (208) [system] char_type('C', cntrl)
   Fail: (208) [system] char_type('C', cntrl)
^  Fail: (207) [user] is_like_space('C')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1623424)
   Exit: (206) [system] peek_char((0x55fbb4538270), 'C')
   Call: (206) [system] 'C'=')'
   Fail: (206) [system] 'C'=')'
   Call: (206) [system] 'C'=end_of_file
   Fail: (206) [system] 'C'=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55fbb4538270), _1628994)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1630852)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'C')
   Call: (208) [system] 'C'=(;)
   Fail: (208) [system] 'C'=(;)
   Call: (208) [system] 'C'=(/)
   Fail: (208) [system] 'C'=(/)
^  Call: (208) [user] is_like_space('C')
   Call: (209) [system] char_type('C', 'white')
   Fail: (209) [system] char_type('C', 'white')
   Call: (209) [system] char_type('C', end_of_line)
   Fail: (209) [system] char_type('C', end_of_line)
   Call: (209) [system] char_type('C', space)
   Fail: (209) [system] char_type('C', space)
   Call: (209) [system] char_type('C', cntrl)
   Fail: (209) [system] char_type('C', cntrl)
^  Fail: (208) [user] is_like_space('C')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] get_char((0x55fbb4538270), _1646862)
   Exit: (207) [system] get_char((0x55fbb4538270), 'C')
   Call: (207) [system] 'C'='('
   Fail: (207) [system] 'C'='('
   Call: (207) [system] 'C'='['
   Fail: (207) [system] 'C'='['
   Call: (207) [system] 'C'='{'
   Fail: (207) [system] 'C'='{'
   Call: (207) [system] 'C'='"'
   Fail: (207) [system] 'C'='"'
   Call: (207) [system] 'C'=!
   Fail: (207) [system] 'C'=!
   Call: (207) [system] 'C'='\''
   Fail: (207) [system] 'C'='\''
   Call: (207) [system] 'C'='`'
   Fail: (207) [system] 'C'='`'
   Call: (207) [system] 'C'=end_of_file
   Fail: (207) [system] 'C'=end_of_file
^  Call: (207) [user] read_symbolic(')', (0x55fbb4538270), 'C', _1628994)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1664504)
   Call: (209) [system] peek_char((0x55fbb4538270), _1665438)
   Exit: (209) [system] peek_char((0x55fbb4538270), o)
^  Call: (209) [user] is_delimiter(o)
   Call: (210) [system] char_type(o, space)
   Fail: (210) [system] char_type(o, space)
   Call: (210) [system] arg(_1670158, v('(', ')', end_of_file), o)
   Fail: (210) [system] arg(_1671090, v('(', ')', end_of_file), o)
^  Fail: (209) [user] is_delimiter(o)
   Call: (209) [system] ')'==o
   Fail: (209) [system] ')'==o
   Call: (209) [system] get_char((0x55fbb4538270), o)
   Exit: (209) [system] get_char((0x55fbb4538270), o)
   Call: (209) [system] o=(\)
   Fail: (209) [system] o=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1678440)
   Call: (210) [system] peek_char((0x55fbb4538270), _1679374)
   Exit: (210) [system] peek_char((0x55fbb4538270), n)
^  Call: (210) [user] is_delimiter(n)
   Call: (211) [system] char_type(n, space)
   Fail: (211) [system] char_type(n, space)
   Call: (211) [system] arg(_1684094, v('(', ')', end_of_file), n)
   Fail: (211) [system] arg(_1685026, v('(', ')', end_of_file), n)
^  Fail: (210) [user] is_delimiter(n)
   Call: (210) [system] ')'==n
   Fail: (210) [system] ')'==n
   Call: (210) [system] get_char((0x55fbb4538270), n)
   Exit: (210) [system] get_char((0x55fbb4538270), n)
   Call: (210) [system] n=(\)
   Fail: (210) [system] n=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1692376)
   Call: (211) [system] peek_char((0x55fbb4538270), _1693310)
   Exit: (211) [system] peek_char((0x55fbb4538270), j)
^  Call: (211) [user] is_delimiter(j)
   Call: (212) [system] char_type(j, space)
   Fail: (212) [system] char_type(j, space)
   Call: (212) [system] arg(_1698030, v('(', ')', end_of_file), j)
   Fail: (212) [system] arg(_1698962, v('(', ')', end_of_file), j)
^  Fail: (211) [user] is_delimiter(j)
   Call: (211) [system] ')'==j
   Fail: (211) [system] ')'==j
   Call: (211) [system] get_char((0x55fbb4538270), j)
   Exit: (211) [system] get_char((0x55fbb4538270), j)
   Call: (211) [system] j=(\)
   Fail: (211) [system] j=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1706312)
   Call: (212) [system] peek_char((0x55fbb4538270), _1707246)
   Exit: (212) [system] peek_char((0x55fbb4538270), u)
^  Call: (212) [user] is_delimiter(u)
   Call: (213) [system] char_type(u, space)
   Fail: (213) [system] char_type(u, space)
   Call: (213) [system] arg(_1711966, v('(', ')', end_of_file), u)
   Fail: (213) [system] arg(_1712898, v('(', ')', end_of_file), u)
^  Fail: (212) [user] is_delimiter(u)
   Call: (212) [system] ')'==u
   Fail: (212) [system] ')'==u
   Call: (212) [system] get_char((0x55fbb4538270), u)
   Exit: (212) [system] get_char((0x55fbb4538270), u)
   Call: (212) [system] u=(\)
   Fail: (212) [system] u=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1720248)
   Call: (213) [system] peek_char((0x55fbb4538270), _1721182)
   Exit: (213) [system] peek_char((0x55fbb4538270), n)
^  Call: (213) [user] is_delimiter(n)
   Call: (214) [system] char_type(n, space)
   Fail: (214) [system] char_type(n, space)
   Call: (214) [system] arg(_1725902, v('(', ')', end_of_file), n)
   Fail: (214) [system] arg(_1726834, v('(', ')', end_of_file), n)
^  Fail: (213) [user] is_delimiter(n)
   Call: (213) [system] ')'==n
   Fail: (213) [system] ')'==n
   Call: (213) [system] get_char((0x55fbb4538270), n)
   Exit: (213) [system] get_char((0x55fbb4538270), n)
   Call: (213) [system] n=(\)
   Fail: (213) [system] n=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1734184)
   Call: (214) [system] peek_char((0x55fbb4538270), _1735118)
   Exit: (214) [system] peek_char((0x55fbb4538270), c)
^  Call: (214) [user] is_delimiter(c)
   Call: (215) [system] char_type(c, space)
   Fail: (215) [system] char_type(c, space)
   Call: (215) [system] arg(_1739838, v('(', ')', end_of_file), c)
   Fail: (215) [system] arg(_1740770, v('(', ')', end_of_file), c)
^  Fail: (214) [user] is_delimiter(c)
   Call: (214) [system] ')'==c
   Fail: (214) [system] ')'==c
   Call: (214) [system] get_char((0x55fbb4538270), c)
   Exit: (214) [system] get_char((0x55fbb4538270), c)
   Call: (214) [system] c=(\)
   Fail: (214) [system] c=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1748120)
   Call: (215) [system] peek_char((0x55fbb4538270), _1749054)
   Exit: (215) [system] peek_char((0x55fbb4538270), t)
^  Call: (215) [user] is_delimiter(t)
   Call: (216) [system] char_type(t, space)
   Fail: (216) [system] char_type(t, space)
   Call: (216) [system] arg(_1753774, v('(', ')', end_of_file), t)
   Fail: (216) [system] arg(_1754706, v('(', ')', end_of_file), t)
^  Fail: (215) [user] is_delimiter(t)
   Call: (215) [system] ')'==t
   Fail: (215) [system] ')'==t
   Call: (215) [system] get_char((0x55fbb4538270), t)
   Exit: (215) [system] get_char((0x55fbb4538270), t)
   Call: (215) [system] t=(\)
   Fail: (215) [system] t=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1762056)
   Call: (216) [system] peek_char((0x55fbb4538270), _1762990)
   Exit: (216) [system] peek_char((0x55fbb4538270), i)
^  Call: (216) [user] is_delimiter(i)
   Call: (217) [system] char_type(i, space)
   Fail: (217) [system] char_type(i, space)
   Call: (217) [system] arg(_1767710, v('(', ')', end_of_file), i)
   Fail: (217) [system] arg(_1768642, v('(', ')', end_of_file), i)
^  Fail: (216) [user] is_delimiter(i)
   Call: (216) [system] ')'==i
   Fail: (216) [system] ')'==i
   Call: (216) [system] get_char((0x55fbb4538270), i)
   Exit: (216) [system] get_char((0x55fbb4538270), i)
   Call: (216) [system] i=(\)
   Fail: (216) [system] i=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1775992)
   Call: (217) [system] peek_char((0x55fbb4538270), _1776926)
   Exit: (217) [system] peek_char((0x55fbb4538270), o)
^  Call: (217) [user] is_delimiter(o)
   Call: (218) [system] char_type(o, space)
   Fail: (218) [system] char_type(o, space)
   Call: (218) [system] arg(_1781646, v('(', ')', end_of_file), o)
   Fail: (218) [system] arg(_1782578, v('(', ')', end_of_file), o)
^  Fail: (217) [user] is_delimiter(o)
   Call: (217) [system] ')'==o
   Fail: (217) [system] ')'==o
   Call: (217) [system] get_char((0x55fbb4538270), o)
   Exit: (217) [system] get_char((0x55fbb4538270), o)
   Call: (217) [system] o=(\)
   Fail: (217) [system] o=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1789928)
   Call: (218) [system] peek_char((0x55fbb4538270), _1790862)
   Exit: (218) [system] peek_char((0x55fbb4538270), n)
^  Call: (218) [user] is_delimiter(n)
   Call: (219) [system] char_type(n, space)
   Fail: (219) [system] char_type(n, space)
   Call: (219) [system] arg(_1795582, v('(', ')', end_of_file), n)
   Fail: (219) [system] arg(_1796514, v('(', ')', end_of_file), n)
^  Fail: (218) [user] is_delimiter(n)
   Call: (218) [system] ')'==n
   Fail: (218) [system] ')'==n
   Call: (218) [system] get_char((0x55fbb4538270), n)
   Exit: (218) [system] get_char((0x55fbb4538270), n)
   Call: (218) [system] n=(\)
   Fail: (218) [system] n=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1803864)
   Call: (219) [system] peek_char((0x55fbb4538270), _1804798)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (219) [user] is_delimiter('I')
   Call: (220) [system] char_type('I', space)
   Fail: (220) [system] char_type('I', space)
   Call: (220) [system] arg(_1809518, v('(', ')', end_of_file), 'I')
   Fail: (220) [system] arg(_1810450, v('(', ')', end_of_file), 'I')
^  Fail: (219) [user] is_delimiter('I')
   Call: (219) [system] ')'=='I'
   Fail: (219) [system] ')'=='I'
   Call: (219) [system] get_char((0x55fbb4538270), 'I')
   Exit: (219) [system] get_char((0x55fbb4538270), 'I')
   Call: (219) [system] 'I'=(\)
   Fail: (219) [system] 'I'=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1817800)
   Call: (220) [system] peek_char((0x55fbb4538270), _1818734)
   Exit: (220) [system] peek_char((0x55fbb4538270), n)
^  Call: (220) [user] is_delimiter(n)
   Call: (221) [system] char_type(n, space)
   Fail: (221) [system] char_type(n, space)
   Call: (221) [system] arg(_1823454, v('(', ')', end_of_file), n)
   Fail: (221) [system] arg(_1824386, v('(', ')', end_of_file), n)
^  Fail: (220) [user] is_delimiter(n)
   Call: (220) [system] ')'==n
   Fail: (220) [system] ')'==n
   Call: (220) [system] get_char((0x55fbb4538270), n)
   Exit: (220) [system] get_char((0x55fbb4538270), n)
   Call: (220) [system] n=(\)
   Fail: (220) [system] n=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1831736)
   Call: (221) [system] peek_char((0x55fbb4538270), _1832670)
   Exit: (221) [system] peek_char((0x55fbb4538270), t)
^  Call: (221) [user] is_delimiter(t)
   Call: (222) [system] char_type(t, space)
   Fail: (222) [system] char_type(t, space)
   Call: (222) [system] arg(_1837390, v('(', ')', end_of_file), t)
   Fail: (222) [system] arg(_1838322, v('(', ')', end_of_file), t)
^  Fail: (221) [user] is_delimiter(t)
   Call: (221) [system] ')'==t
   Fail: (221) [system] ')'==t
   Call: (221) [system] get_char((0x55fbb4538270), t)
   Exit: (221) [system] get_char((0x55fbb4538270), t)
   Call: (221) [system] t=(\)
   Fail: (221) [system] t=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1845672)
   Call: (222) [system] peek_char((0x55fbb4538270), _1846606)
   Exit: (222) [system] peek_char((0x55fbb4538270), r)
^  Call: (222) [user] is_delimiter(r)
   Call: (223) [system] char_type(r, space)
   Fail: (223) [system] char_type(r, space)
   Call: (223) [system] arg(_1851326, v('(', ')', end_of_file), r)
   Fail: (223) [system] arg(_1852258, v('(', ')', end_of_file), r)
^  Fail: (222) [user] is_delimiter(r)
   Call: (222) [system] ')'==r
   Fail: (222) [system] ')'==r
   Call: (222) [system] get_char((0x55fbb4538270), r)
   Exit: (222) [system] get_char((0x55fbb4538270), r)
   Call: (222) [system] r=(\)
   Fail: (222) [system] r=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _1859608)
   Call: (223) [system] peek_char((0x55fbb4538270), _1860542)
   Exit: (223) [system] peek_char((0x55fbb4538270), o)
^  Call: (223) [user] is_delimiter(o)
   Call: (224) [system] char_type(o, space)
   Fail: (224) [system] char_type(o, space)
   Call: (224) [system] arg(_1865262, v('(', ')', end_of_file), o)
   Fail: (224) [system] arg(_1866194, v('(', ')', end_of_file), o)
^  Fail: (223) [user] is_delimiter(o)
   Call: (223) [system] ')'==o
   Fail: (223) [system] ')'==o
   Call: (223) [system] get_char((0x55fbb4538270), o)
   Exit: (223) [system] get_char((0x55fbb4538270), o)
   Call: (223) [system] o=(\)
   Fail: (223) [system] o=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _1873544)
   Call: (224) [system] peek_char((0x55fbb4538270), _1874478)
   Exit: (224) [system] peek_char((0x55fbb4538270), d)
^  Call: (224) [user] is_delimiter(d)
   Call: (225) [system] char_type(d, space)
   Fail: (225) [system] char_type(d, space)
   Call: (225) [system] arg(_1879198, v('(', ')', end_of_file), d)
   Fail: (225) [system] arg(_1880130, v('(', ')', end_of_file), d)
^  Fail: (224) [user] is_delimiter(d)
   Call: (224) [system] ')'==d
   Fail: (224) [system] ')'==d
   Call: (224) [system] get_char((0x55fbb4538270), d)
   Exit: (224) [system] get_char((0x55fbb4538270), d)
   Call: (224) [system] d=(\)
   Fail: (224) [system] d=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _1887480)
   Call: (225) [system] peek_char((0x55fbb4538270), _1888414)
   Exit: (225) [system] peek_char((0x55fbb4538270), u)
^  Call: (225) [user] is_delimiter(u)
   Call: (226) [system] char_type(u, space)
   Fail: (226) [system] char_type(u, space)
   Call: (226) [system] arg(_1893134, v('(', ')', end_of_file), u)
   Fail: (226) [system] arg(_1894066, v('(', ')', end_of_file), u)
^  Fail: (225) [user] is_delimiter(u)
   Call: (225) [system] ')'==u
   Fail: (225) [system] ')'==u
   Call: (225) [system] get_char((0x55fbb4538270), u)
   Exit: (225) [system] get_char((0x55fbb4538270), u)
   Call: (225) [system] u=(\)
   Fail: (225) [system] u=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _1901416)
   Call: (226) [system] peek_char((0x55fbb4538270), _1902350)
   Exit: (226) [system] peek_char((0x55fbb4538270), c)
^  Call: (226) [user] is_delimiter(c)
   Call: (227) [system] char_type(c, space)
   Fail: (227) [system] char_type(c, space)
   Call: (227) [system] arg(_1907070, v('(', ')', end_of_file), c)
   Fail: (227) [system] arg(_1908002, v('(', ')', end_of_file), c)
^  Fail: (226) [user] is_delimiter(c)
   Call: (226) [system] ')'==c
   Fail: (226) [system] ')'==c
   Call: (226) [system] get_char((0x55fbb4538270), c)
   Exit: (226) [system] get_char((0x55fbb4538270), c)
   Call: (226) [system] c=(\)
   Fail: (226) [system] c=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _1915352)
   Call: (227) [system] peek_char((0x55fbb4538270), _1916286)
   Exit: (227) [system] peek_char((0x55fbb4538270), t)
^  Call: (227) [user] is_delimiter(t)
   Call: (228) [system] char_type(t, space)
   Fail: (228) [system] char_type(t, space)
   Call: (228) [system] arg(_1921006, v('(', ')', end_of_file), t)
   Fail: (228) [system] arg(_1921938, v('(', ')', end_of_file), t)
^  Fail: (227) [user] is_delimiter(t)
   Call: (227) [system] ')'==t
   Fail: (227) [system] ')'==t
   Call: (227) [system] get_char((0x55fbb4538270), t)
   Exit: (227) [system] get_char((0x55fbb4538270), t)
   Call: (227) [system] t=(\)
   Fail: (227) [system] t=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _1929288)
   Call: (228) [system] peek_char((0x55fbb4538270), _1930222)
   Exit: (228) [system] peek_char((0x55fbb4538270), i)
^  Call: (228) [user] is_delimiter(i)
   Call: (229) [system] char_type(i, space)
   Fail: (229) [system] char_type(i, space)
   Call: (229) [system] arg(_1934942, v('(', ')', end_of_file), i)
   Fail: (229) [system] arg(_1935874, v('(', ')', end_of_file), i)
^  Fail: (228) [user] is_delimiter(i)
   Call: (228) [system] ')'==i
   Fail: (228) [system] ')'==i
   Call: (228) [system] get_char((0x55fbb4538270), i)
   Exit: (228) [system] get_char((0x55fbb4538270), i)
   Call: (228) [system] i=(\)
   Fail: (228) [system] i=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _1943224)
   Call: (229) [system] peek_char((0x55fbb4538270), _1944158)
   Exit: (229) [system] peek_char((0x55fbb4538270), o)
^  Call: (229) [user] is_delimiter(o)
   Call: (230) [system] char_type(o, space)
   Fail: (230) [system] char_type(o, space)
   Call: (230) [system] arg(_1948878, v('(', ')', end_of_file), o)
   Fail: (230) [system] arg(_1949810, v('(', ')', end_of_file), o)
^  Fail: (229) [user] is_delimiter(o)
   Call: (229) [system] ')'==o
   Fail: (229) [system] ')'==o
   Call: (229) [system] get_char((0x55fbb4538270), o)
   Exit: (229) [system] get_char((0x55fbb4538270), o)
   Call: (229) [system] o=(\)
   Fail: (229) [system] o=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _1957160)
   Call: (230) [system] peek_char((0x55fbb4538270), _1958094)
   Exit: (230) [system] peek_char((0x55fbb4538270), n)
^  Call: (230) [user] is_delimiter(n)
   Call: (231) [system] char_type(n, space)
   Fail: (231) [system] char_type(n, space)
   Call: (231) [system] arg(_1962814, v('(', ')', end_of_file), n)
   Fail: (231) [system] arg(_1963746, v('(', ')', end_of_file), n)
^  Fail: (230) [user] is_delimiter(n)
   Call: (230) [system] ')'==n
   Fail: (230) [system] ')'==n
   Call: (230) [system] get_char((0x55fbb4538270), n)
   Exit: (230) [system] get_char((0x55fbb4538270), n)
   Call: (230) [system] n=(\)
   Fail: (230) [system] n=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _1971096)
   Call: (231) [system] peek_char((0x55fbb4538270), _1972030)
   Exit: (231) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (231) [user] is_delimiter(' ')
   Call: (232) [system] char_type(' ', space)
   Exit: (232) [system] char_type(' ', space)
^  Exit: (231) [user] is_delimiter(' ')
   Call: (231) [system] _1971096=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (230) [system] _1957160=[n]
   Exit: (230) [system] [n]=[n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (229) [system] _1943224=[o, n]
   Exit: (229) [system] [o, n]=[o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (228) [system] _1929288=[i, o, n]
   Exit: (228) [system] [i, o, n]=[i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (227) [system] _1915352=[t, i, o, n]
   Exit: (227) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (226) [system] _1901416=[c, t, i, o, n]
   Exit: (226) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (225) [system] _1887480=[u, c, t, i, o, n]
   Exit: (225) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (224) [system] _1873544=[d, u, c, t, i, o, n]
   Exit: (224) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (223) [system] _1859608=[o, d, u, c, t, i, o, n]
   Exit: (223) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (222) [system] _1845672=[r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _1831736=[t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _1817800=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _1803864=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _1789928=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _1775992=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _1762056=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _1748120=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _1734184=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _1720248=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (212) [system] _1706312=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (212) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (211) [system] _1692376=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (211) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (210) [system] _1678440=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (210) [system] [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (209) [system] _1664504=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (209) [system] [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (208) [user] classify_and_convert_charseq(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1628994)
^  Call: (209) [user] classify_and_convert_charseq_(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _2042782)
^  Call: (211) [system] setup_call_cleanup('$notrace'(_2043734, _2043736), once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _2042782), _2043716, fail)), '$restore_trace'(_2043734, _2043736))
^  Call: (212) [system] sig_atomic(system:'$notrace'(_2043734, _2043736))
^  Exit: (211) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _2042782), _2043716, fail)), system:'$restore_trace'(3, -1))
   Call: (210) [system] atomic(_2042782)
   Fail: (210) [system] atomic(_2042782)
   Call: (210) [system] atom_chars(_2042782, ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (210) [system] atom_chars('ConjunctionIntroduction', ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (209) [user] classify_and_convert_charseq_(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
   Call: (209) [system] integer('ConjunctionIntroduction')
   Fail: (209) [system] integer('ConjunctionIntroduction')
   Call: (209) [system] _1628994='ConjunctionIntroduction'
   Exit: (209) [system] 'ConjunctionIntroduction'='ConjunctionIntroduction'
^  Exit: (208) [user] classify_and_convert_charseq(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
^  Exit: (207) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'ConjunctionIntroduction')
^  Exit: (206) [user] cont_sexpr(')', (0x55fbb4538270), 'ConjunctionIntroduction')
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _2057732)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _2059590)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
   Call: (208) [system] ' '=(;)
   Fail: (208) [system] ' '=(;)
   Call: (208) [system] ' '=(/)
   Fail: (208) [system] ' '=(/)
^  Call: (208) [user] is_like_space(' ')
   Call: (209) [system] char_type(' ', 'white')
   Exit: (209) [system] char_type(' ', 'white')
^  Exit: (208) [user] is_like_space(' ')
   Call: (208) [system] get_char((0x55fbb4538270), _2069184)
   Exit: (208) [system] get_char((0x55fbb4538270), ' ')
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _2071888)
   Exit: (209) [system] peek_char((0x55fbb4538270), a)
   Call: (209) [system] a=(;)
   Fail: (209) [system] a=(;)
   Call: (209) [system] a=(/)
   Fail: (209) [system] a=(/)
^  Call: (209) [user] is_like_space(a)
   Call: (210) [system] char_type(a, 'white')
   Fail: (210) [system] char_type(a, 'white')
   Call: (210) [system] char_type(a, end_of_line)
   Fail: (210) [system] char_type(a, end_of_line)
   Call: (210) [system] char_type(a, space)
   Fail: (210) [system] char_type(a, space)
   Call: (210) [system] char_type(a, cntrl)
   Fail: (210) [system] char_type(a, cntrl)
^  Fail: (209) [user] is_like_space(a)
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _2088822)
   Exit: (207) [system] peek_char((0x55fbb4538270), a)
   Call: (207) [system] a=')'
   Fail: (207) [system] a=')'
   Call: (207) [system] a=end_of_file
   Fail: (207) [system] a=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55fbb4538270), _2094392)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _4560)
   Exit: (209) [system] peek_char((0x55fbb4538270), a)
   Call: (209) [system] a=(;)
   Fail: (209) [system] a=(;)
   Call: (209) [system] a=(/)
   Fail: (209) [system] a=(/)
^  Call: (209) [user] is_like_space(a)
   Call: (210) [system] char_type(a, 'white')
   Fail: (210) [system] char_type(a, 'white')
   Call: (210) [system] char_type(a, end_of_line)
   Fail: (210) [system] char_type(a, end_of_line)
   Call: (210) [system] char_type(a, space)
   Fail: (210) [system] char_type(a, space)
   Call: (210) [system] char_type(a, cntrl)
   Fail: (210) [system] char_type(a, cntrl)
^  Fail: (209) [user] is_like_space(a)
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] get_char((0x55fbb4538270), _20030)
   Exit: (208) [system] get_char((0x55fbb4538270), a)
   Call: (208) [system] a='('
   Fail: (208) [system] a='('
   Call: (208) [system] a='['
   Fail: (208) [system] a='['
   Call: (208) [system] a='{'
   Fail: (208) [system] a='{'
   Call: (208) [system] a='"'
   Fail: (208) [system] a='"'
   Call: (208) [system] a=!
   Fail: (208) [system] a=!
   Call: (208) [system] a='\''
   Fail: (208) [system] a='\''
   Call: (208) [system] a='`'
   Fail: (208) [system] a='`'
   Call: (208) [system] a=end_of_file
   Fail: (208) [system] a=end_of_file
^  Call: (208) [user] read_symbolic(')', (0x55fbb4538270), a, _4556)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _37672)
   Call: (210) [system] peek_char((0x55fbb4538270), _38606)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _37672=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (209) [user] classify_and_convert_charseq([a], _4556)
^  Call: (210) [user] classify_and_convert_charseq_([a], _47890)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_48842, _48844), once(user:catch(read_from_chars([a], _47890), _48824, fail)), '$restore_trace'(_48842, _48844))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_48842, _48844))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _48824, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(a)
   Exit: (211) [system] atomic(a)
^  Exit: (210) [user] classify_and_convert_charseq_([a], a)
   Call: (210) [system] integer(a)
   Fail: (210) [system] integer(a)
   Call: (210) [system] _4556=a
   Exit: (210) [system] a=a
^  Exit: (209) [user] classify_and_convert_charseq([a], a)
^  Exit: (208) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (207) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _60970)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _62828)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
   Call: (209) [system] ' '=(/)
   Fail: (209) [system] ' '=(/)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55fbb4538270), _72422)
   Exit: (209) [system] get_char((0x55fbb4538270), ' ')
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _75126)
   Exit: (210) [system] peek_char((0x55fbb4538270), a)
   Call: (210) [system] a=(;)
   Fail: (210) [system] a=(;)
   Call: (210) [system] a=(/)
   Fail: (210) [system] a=(/)
^  Call: (210) [user] is_like_space(a)
   Call: (211) [system] char_type(a, 'white')
   Fail: (211) [system] char_type(a, 'white')
   Call: (211) [system] char_type(a, end_of_line)
   Fail: (211) [system] char_type(a, end_of_line)
   Call: (211) [system] char_type(a, space)
   Fail: (211) [system] char_type(a, space)
   Call: (211) [system] char_type(a, cntrl)
   Fail: (211) [system] char_type(a, cntrl)
^  Fail: (210) [user] is_like_space(a)
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _92060)
   Exit: (208) [system] peek_char((0x55fbb4538270), a)
   Call: (208) [system] a=')'
   Fail: (208) [system] a=')'
   Call: (208) [system] a=end_of_file
   Fail: (208) [system] a=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55fbb4538270), _97630)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _99488)
   Exit: (210) [system] peek_char((0x55fbb4538270), a)
   Call: (210) [system] a=(;)
   Fail: (210) [system] a=(;)
   Call: (210) [system] a=(/)
   Fail: (210) [system] a=(/)
^  Call: (210) [user] is_like_space(a)
   Call: (211) [system] char_type(a, 'white')
   Fail: (211) [system] char_type(a, 'white')
   Call: (211) [system] char_type(a, end_of_line)
   Fail: (211) [system] char_type(a, end_of_line)
   Call: (211) [system] char_type(a, space)
   Fail: (211) [system] char_type(a, space)
   Call: (211) [system] char_type(a, cntrl)
   Fail: (211) [system] char_type(a, cntrl)
^  Fail: (210) [user] is_like_space(a)
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] get_char((0x55fbb4538270), _115498)
   Exit: (209) [system] get_char((0x55fbb4538270), a)
   Call: (209) [system] a='('
   Fail: (209) [system] a='('
   Call: (209) [system] a='['
   Fail: (209) [system] a='['
   Call: (209) [system] a='{'
   Fail: (209) [system] a='{'
   Call: (209) [system] a='"'
   Fail: (209) [system] a='"'
   Call: (209) [system] a=!
   Fail: (209) [system] a=!
   Call: (209) [system] a='\''
   Fail: (209) [system] a='\''
   Call: (209) [system] a='`'
   Fail: (209) [system] a='`'
   Call: (209) [system] a=end_of_file
   Fail: (209) [system] a=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55fbb4538270), a, _97630)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _133140)
   Call: (211) [system] peek_char((0x55fbb4538270), _134074)
   Exit: (211) [system] peek_char((0x55fbb4538270), b)
^  Call: (211) [user] is_delimiter(b)
   Call: (212) [system] char_type(b, space)
   Fail: (212) [system] char_type(b, space)
   Call: (212) [system] arg(_138794, v('(', ')', end_of_file), b)
   Fail: (212) [system] arg(_139726, v('(', ')', end_of_file), b)
^  Fail: (211) [user] is_delimiter(b)
   Call: (211) [system] ')'==b
   Fail: (211) [system] ')'==b
   Call: (211) [system] get_char((0x55fbb4538270), b)
   Exit: (211) [system] get_char((0x55fbb4538270), b)
   Call: (211) [system] b=(\)
   Fail: (211) [system] b=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _147076)
   Call: (212) [system] peek_char((0x55fbb4538270), _148010)
   Exit: (212) [system] peek_char((0x55fbb4538270), c)
^  Call: (212) [user] is_delimiter(c)
   Call: (213) [system] char_type(c, space)
   Fail: (213) [system] char_type(c, space)
   Call: (213) [system] arg(_152730, v('(', ')', end_of_file), c)
   Fail: (213) [system] arg(_153662, v('(', ')', end_of_file), c)
^  Fail: (212) [user] is_delimiter(c)
   Call: (212) [system] ')'==c
   Fail: (212) [system] ')'==c
   Call: (212) [system] get_char((0x55fbb4538270), c)
   Exit: (212) [system] get_char((0x55fbb4538270), c)
   Call: (212) [system] c=(\)
   Fail: (212) [system] c=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _161012)
   Call: (213) [system] peek_char((0x55fbb4538270), _161946)
   Exit: (213) [system] peek_char((0x55fbb4538270), ')')
^  Call: (213) [user] is_delimiter(')')
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] arg(_166666, v('(', ')', end_of_file), ')')
   Exit: (214) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (213) [user] is_delimiter(')')
   Call: (213) [system] _161012=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (212) [system] _147076=[c]
   Exit: (212) [system] [c]=[c]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [c])
   Call: (211) [system] _133140=[b, c]
   Exit: (211) [system] [b, c]=[b, c]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [b, c])
^  Call: (210) [user] classify_and_convert_charseq([a, b, c], _97630)
^  Call: (211) [user] classify_and_convert_charseq_([a, b, c], _178690)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_179642, _179644), once(user:catch(read_from_chars([a, b, c], _178690), _179624, fail)), '$restore_trace'(_179642, _179644))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_179642, _179644))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _179624, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(abc)
   Exit: (212) [system] atomic(abc)
^  Exit: (211) [user] classify_and_convert_charseq_([a, b, c], abc)
   Call: (211) [system] integer(abc)
   Fail: (211) [system] integer(abc)
   Call: (211) [system] _97630=abc
   Exit: (211) [system] abc=abc
^  Exit: (210) [user] classify_and_convert_charseq([a, b, c], abc)
^  Exit: (209) [user] read_symbolic(')', (0x55fbb4538270), a, abc)
^  Exit: (208) [user] cont_sexpr(')', (0x55fbb4538270), abc)
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _191770)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _193628)
   Exit: (210) [system] peek_char((0x55fbb4538270), ')')
   Call: (210) [system] ')'=(;)
   Fail: (210) [system] ')'=(;)
   Call: (210) [system] ')'=(/)
   Fail: (210) [system] ')'=(/)
^  Call: (210) [user] is_like_space(')')
   Call: (211) [system] char_type(')', 'white')
   Fail: (211) [system] char_type(')', 'white')
   Call: (211) [system] char_type(')', end_of_line)
   Fail: (211) [system] char_type(')', end_of_line)
   Call: (211) [system] char_type(')', space)
   Fail: (211) [system] char_type(')', space)
   Call: (211) [system] char_type(')', cntrl)
   Fail: (211) [system] char_type(')', cntrl)
^  Fail: (210) [user] is_like_space(')')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _209638)
   Exit: (209) [system] peek_char((0x55fbb4538270), ')')
   Call: (209) [system] ')'=')'
   Exit: (209) [system] ')'=')'
   Call: (209) [system] get_char((0x55fbb4538270), _213428)
   Exit: (209) [system] get_char((0x55fbb4538270), ')')
   Call: (209) [system] _191770=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), [])
   Call: (208) [system] _60970=[abc]
   Exit: (208) [system] [abc]=[abc]
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), [abc])
   Call: (207) [system] _4552=[a, abc]
   Exit: (207) [system] [a, abc]=[a, abc]
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), [a, abc])
   Call: (206) [system] _4544=['ConjunctionIntroduction', a, abc]
   Exit: (206) [system] ['ConjunctionIntroduction', a, abc]=['ConjunctionIntroduction', a, abc]
^  Exit: (205) [user] read_list(')', (0x55fbb4538270), ['ConjunctionIntroduction', a, abc])
^  Exit: (204) [user] cont_sexpr(')', (0x55fbb4538270), ['ConjunctionIntroduction', a, abc])
^  Call: (204) [user] read_list(')', (0x55fbb4538270), _227310)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _229168)
   Exit: (206) [system] peek_char((0x55fbb4538270), ' ')
   Call: (206) [system] ' '=(;)
   Fail: (206) [system] ' '=(;)
   Call: (206) [system] ' '=(/)
   Fail: (206) [system] ' '=(/)
^  Call: (206) [user] is_like_space(' ')
   Call: (207) [system] char_type(' ', 'white')
   Exit: (207) [system] char_type(' ', 'white')
^  Exit: (206) [user] is_like_space(' ')
   Call: (206) [system] get_char((0x55fbb4538270), _238762)
   Exit: (206) [system] get_char((0x55fbb4538270), ' ')
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _241466)
   Exit: (207) [system] peek_char((0x55fbb4538270), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
   Call: (207) [system] '('=(/)
   Fail: (207) [system] '('=(/)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _258400)
   Exit: (205) [system] peek_char((0x55fbb4538270), '(')
   Call: (205) [system] '('=')'
   Fail: (205) [system] '('=')'
   Call: (205) [system] '('=end_of_file
   Fail: (205) [system] '('=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55fbb4538270), _263970)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _265828)
   Exit: (207) [system] peek_char((0x55fbb4538270), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
   Call: (207) [system] '('=(/)
   Fail: (207) [system] '('=(/)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] get_char((0x55fbb4538270), _281838)
   Exit: (206) [system] get_char((0x55fbb4538270), '(')
   Call: (206) [system] '('='('
   Exit: (206) [system] '('='('
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _263970)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _287408)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'A')
   Call: (208) [system] 'A'=(;)
   Fail: (208) [system] 'A'=(;)
   Call: (208) [system] 'A'=(/)
   Fail: (208) [system] 'A'=(/)
^  Call: (208) [user] is_like_space('A')
   Call: (209) [system] char_type('A', 'white')
   Fail: (209) [system] char_type('A', 'white')
   Call: (209) [system] char_type('A', end_of_line)
   Fail: (209) [system] char_type('A', end_of_line)
   Call: (209) [system] char_type('A', space)
   Fail: (209) [system] char_type('A', space)
   Call: (209) [system] char_type('A', cntrl)
   Fail: (209) [system] char_type('A', cntrl)
^  Fail: (208) [user] is_like_space('A')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _303418)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'A')
   Call: (207) [system] 'A'=')'
   Fail: (207) [system] 'A'=')'
   Call: (207) [system] 'A'=end_of_file
   Fail: (207) [system] 'A'=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55fbb4538270), _308988)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _310846)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'A')
   Call: (209) [system] 'A'=(;)
   Fail: (209) [system] 'A'=(;)
   Call: (209) [system] 'A'=(/)
   Fail: (209) [system] 'A'=(/)
^  Call: (209) [user] is_like_space('A')
   Call: (210) [system] char_type('A', 'white')
   Fail: (210) [system] char_type('A', 'white')
   Call: (210) [system] char_type('A', end_of_line)
   Fail: (210) [system] char_type('A', end_of_line)
   Call: (210) [system] char_type('A', space)
   Fail: (210) [system] char_type('A', space)
   Call: (210) [system] char_type('A', cntrl)
   Fail: (210) [system] char_type('A', cntrl)
^  Fail: (209) [user] is_like_space('A')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] get_char((0x55fbb4538270), _326856)
   Exit: (208) [system] get_char((0x55fbb4538270), 'A')
   Call: (208) [system] 'A'='('
   Fail: (208) [system] 'A'='('
   Call: (208) [system] 'A'='['
   Fail: (208) [system] 'A'='['
   Call: (208) [system] 'A'='{'
   Fail: (208) [system] 'A'='{'
   Call: (208) [system] 'A'='"'
   Fail: (208) [system] 'A'='"'
   Call: (208) [system] 'A'=!
   Fail: (208) [system] 'A'=!
   Call: (208) [system] 'A'='\''
   Fail: (208) [system] 'A'='\''
   Call: (208) [system] 'A'='`'
   Fail: (208) [system] 'A'='`'
   Call: (208) [system] 'A'=end_of_file
   Fail: (208) [system] 'A'=end_of_file
^  Call: (208) [user] read_symbolic(')', (0x55fbb4538270), 'A', _308988)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _344498)
   Call: (210) [system] peek_char((0x55fbb4538270), _345432)
   Exit: (210) [system] peek_char((0x55fbb4538270), n)
^  Call: (210) [user] is_delimiter(n)
   Call: (211) [system] char_type(n, space)
   Fail: (211) [system] char_type(n, space)
   Call: (211) [system] arg(_350152, v('(', ')', end_of_file), n)
   Fail: (211) [system] arg(_351084, v('(', ')', end_of_file), n)
^  Fail: (210) [user] is_delimiter(n)
   Call: (210) [system] ')'==n
   Fail: (210) [system] ')'==n
   Call: (210) [system] get_char((0x55fbb4538270), n)
   Exit: (210) [system] get_char((0x55fbb4538270), n)
   Call: (210) [system] n=(\)
   Fail: (210) [system] n=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _358434)
   Call: (211) [system] peek_char((0x55fbb4538270), _359368)
   Exit: (211) [system] peek_char((0x55fbb4538270), d)
^  Call: (211) [user] is_delimiter(d)
   Call: (212) [system] char_type(d, space)
   Fail: (212) [system] char_type(d, space)
   Call: (212) [system] arg(_364088, v('(', ')', end_of_file), d)
   Fail: (212) [system] arg(_365020, v('(', ')', end_of_file), d)
^  Fail: (211) [user] is_delimiter(d)
   Call: (211) [system] ')'==d
   Fail: (211) [system] ')'==d
   Call: (211) [system] get_char((0x55fbb4538270), d)
   Exit: (211) [system] get_char((0x55fbb4538270), d)
   Call: (211) [system] d=(\)
   Fail: (211) [system] d=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _372370)
   Call: (212) [system] peek_char((0x55fbb4538270), _373304)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (212) [user] is_delimiter('L')
   Call: (213) [system] char_type('L', space)
   Fail: (213) [system] char_type('L', space)
   Call: (213) [system] arg(_378024, v('(', ')', end_of_file), 'L')
   Fail: (213) [system] arg(_378956, v('(', ')', end_of_file), 'L')
^  Fail: (212) [user] is_delimiter('L')
   Call: (212) [system] ')'=='L'
   Fail: (212) [system] ')'=='L'
   Call: (212) [system] get_char((0x55fbb4538270), 'L')
   Exit: (212) [system] get_char((0x55fbb4538270), 'L')
   Call: (212) [system] 'L'=(\)
   Fail: (212) [system] 'L'=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _386306)
   Call: (213) [system] peek_char((0x55fbb4538270), _387240)
   Exit: (213) [system] peek_char((0x55fbb4538270), i)
^  Call: (213) [user] is_delimiter(i)
   Call: (214) [system] char_type(i, space)
   Fail: (214) [system] char_type(i, space)
   Call: (214) [system] arg(_391960, v('(', ')', end_of_file), i)
   Fail: (214) [system] arg(_392892, v('(', ')', end_of_file), i)
^  Fail: (213) [user] is_delimiter(i)
   Call: (213) [system] ')'==i
   Fail: (213) [system] ')'==i
   Call: (213) [system] get_char((0x55fbb4538270), i)
   Exit: (213) [system] get_char((0x55fbb4538270), i)
   Call: (213) [system] i=(\)
   Fail: (213) [system] i=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _400242)
   Call: (214) [system] peek_char((0x55fbb4538270), _401176)
   Exit: (214) [system] peek_char((0x55fbb4538270), n)
^  Call: (214) [user] is_delimiter(n)
   Call: (215) [system] char_type(n, space)
   Fail: (215) [system] char_type(n, space)
   Call: (215) [system] arg(_405896, v('(', ')', end_of_file), n)
   Fail: (215) [system] arg(_406828, v('(', ')', end_of_file), n)
^  Fail: (214) [user] is_delimiter(n)
   Call: (214) [system] ')'==n
   Fail: (214) [system] ')'==n
   Call: (214) [system] get_char((0x55fbb4538270), n)
   Exit: (214) [system] get_char((0x55fbb4538270), n)
   Call: (214) [system] n=(\)
   Fail: (214) [system] n=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _414178)
   Call: (215) [system] peek_char((0x55fbb4538270), _415112)
   Exit: (215) [system] peek_char((0x55fbb4538270), k)
^  Call: (215) [user] is_delimiter(k)
   Call: (216) [system] char_type(k, space)
   Fail: (216) [system] char_type(k, space)
   Call: (216) [system] arg(_419832, v('(', ')', end_of_file), k)
   Fail: (216) [system] arg(_420764, v('(', ')', end_of_file), k)
^  Fail: (215) [user] is_delimiter(k)
   Call: (215) [system] ')'==k
   Fail: (215) [system] ')'==k
   Call: (215) [system] get_char((0x55fbb4538270), k)
   Exit: (215) [system] get_char((0x55fbb4538270), k)
   Call: (215) [system] k=(\)
   Fail: (215) [system] k=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _428114)
   Call: (216) [system] peek_char((0x55fbb4538270), _429048)
   Exit: (216) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (216) [user] is_delimiter(' ')
   Call: (217) [system] char_type(' ', space)
   Exit: (217) [system] char_type(' ', space)
^  Exit: (216) [user] is_delimiter(' ')
   Call: (216) [system] _428114=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (215) [system] _414178=[k]
   Exit: (215) [system] [k]=[k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (214) [system] _400242=[n, k]
   Exit: (214) [system] [n, k]=[n, k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (213) [system] _386306=[i, n, k]
   Exit: (213) [system] [i, n, k]=[i, n, k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (212) [system] _372370=['L', i, n, k]
   Exit: (212) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (211) [system] _358434=[d, 'L', i, n, k]
   Exit: (211) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (210) [system] _344498=[n, d, 'L', i, n, k]
   Exit: (210) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (209) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _308988)
^  Call: (210) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _455096)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_456048, _456050), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _455096), _456030, fail)), '$restore_trace'(_456048, _456050))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_456048, _456050))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _455096), _456030, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(_455096)
   Fail: (211) [system] atomic(_455096)
   Call: (211) [system] atom_chars(_455096, ['A', n, d, 'L', i, n, k])
   Exit: (211) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (210) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (210) [system] integer('AndLink')
   Fail: (210) [system] integer('AndLink')
   Call: (210) [system] _308988='AndLink'
   Exit: (210) [system] 'AndLink'='AndLink'
^  Exit: (209) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (208) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (207) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _470046)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _471904)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
   Call: (209) [system] ' '=(/)
   Fail: (209) [system] ' '=(/)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55fbb4538270), _481498)
   Exit: (209) [system] get_char((0x55fbb4538270), ' ')
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _484202)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'A')
   Call: (210) [system] 'A'=(;)
   Fail: (210) [system] 'A'=(;)
   Call: (210) [system] 'A'=(/)
   Fail: (210) [system] 'A'=(/)
^  Call: (210) [user] is_like_space('A')
   Call: (211) [system] char_type('A', 'white')
   Fail: (211) [system] char_type('A', 'white')
   Call: (211) [system] char_type('A', end_of_line)
   Fail: (211) [system] char_type('A', end_of_line)
   Call: (211) [system] char_type('A', space)
   Fail: (211) [system] char_type('A', space)
   Call: (211) [system] char_type('A', cntrl)
   Fail: (211) [system] char_type('A', cntrl)
^  Fail: (210) [user] is_like_space('A')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _501136)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'A')
   Call: (208) [system] 'A'=')'
   Fail: (208) [system] 'A'=')'
   Call: (208) [system] 'A'=end_of_file
   Fail: (208) [system] 'A'=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55fbb4538270), _506706)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _508564)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'A')
   Call: (210) [system] 'A'=(;)
   Fail: (210) [system] 'A'=(;)
   Call: (210) [system] 'A'=(/)
   Fail: (210) [system] 'A'=(/)
^  Call: (210) [user] is_like_space('A')
   Call: (211) [system] char_type('A', 'white')
   Fail: (211) [system] char_type('A', 'white')
   Call: (211) [system] char_type('A', end_of_line)
   Fail: (211) [system] char_type('A', end_of_line)
   Call: (211) [system] char_type('A', space)
   Fail: (211) [system] char_type('A', space)
   Call: (211) [system] char_type('A', cntrl)
   Fail: (211) [system] char_type('A', cntrl)
^  Fail: (210) [user] is_like_space('A')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] get_char((0x55fbb4538270), _524574)
   Exit: (209) [system] get_char((0x55fbb4538270), 'A')
   Call: (209) [system] 'A'='('
   Fail: (209) [system] 'A'='('
   Call: (209) [system] 'A'='['
   Fail: (209) [system] 'A'='['
   Call: (209) [system] 'A'='{'
   Fail: (209) [system] 'A'='{'
   Call: (209) [system] 'A'='"'
   Fail: (209) [system] 'A'='"'
   Call: (209) [system] 'A'=!
   Fail: (209) [system] 'A'=!
   Call: (209) [system] 'A'='\''
   Fail: (209) [system] 'A'='\''
   Call: (209) [system] 'A'='`'
   Fail: (209) [system] 'A'='`'
   Call: (209) [system] 'A'=end_of_file
   Fail: (209) [system] 'A'=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55fbb4538270), 'A', _506706)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _542216)
   Call: (211) [system] peek_char((0x55fbb4538270), _543150)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (211) [user] is_delimiter(' ')
   Call: (212) [system] char_type(' ', space)
   Exit: (212) [system] char_type(' ', space)
^  Exit: (211) [user] is_delimiter(' ')
   Call: (211) [system] _542216=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (210) [user] classify_and_convert_charseq(['A'], _506706)
^  Call: (211) [user] classify_and_convert_charseq_(['A'], _552434)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_553386, _553388), once(user:catch(read_from_chars(['A'], _552434), _553368, fail)), '$restore_trace'(_553386, _553388))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_553386, _553388))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _552434), _553368, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(_552434)
   Fail: (212) [system] atomic(_552434)
   Call: (212) [system] atom_chars(_552434, ['A'])
   Exit: (212) [system] atom_chars('A', ['A'])
^  Exit: (211) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (211) [system] integer('A')
   Fail: (211) [system] integer('A')
   Call: (211) [system] _506706='A'
   Exit: (211) [system] 'A'='A'
^  Exit: (210) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (209) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (208) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _567384)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _569242)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
   Call: (210) [system] ' '=(/)
   Fail: (210) [system] ' '=(/)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55fbb4538270), _578836)
   Exit: (210) [system] get_char((0x55fbb4538270), ' ')
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _581540)
   Exit: (211) [system] peek_char((0x55fbb4538270), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
   Call: (211) [system] '('=(/)
   Fail: (211) [system] '('=(/)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _598474)
   Exit: (209) [system] peek_char((0x55fbb4538270), '(')
   Call: (209) [system] '('=')'
   Fail: (209) [system] '('=')'
   Call: (209) [system] '('=end_of_file
   Fail: (209) [system] '('=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55fbb4538270), _604044)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _605902)
   Exit: (211) [system] peek_char((0x55fbb4538270), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
   Call: (211) [system] '('=(/)
   Fail: (211) [system] '('=(/)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] get_char((0x55fbb4538270), _621912)
   Exit: (210) [system] get_char((0x55fbb4538270), '(')
   Call: (210) [system] '('='('
   Exit: (210) [system] '('='('
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _604044)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _627482)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'I')
   Call: (212) [system] 'I'=(;)
   Fail: (212) [system] 'I'=(;)
   Call: (212) [system] 'I'=(/)
   Fail: (212) [system] 'I'=(/)
^  Call: (212) [user] is_like_space('I')
   Call: (213) [system] char_type('I', 'white')
   Fail: (213) [system] char_type('I', 'white')
   Call: (213) [system] char_type('I', end_of_line)
   Fail: (213) [system] char_type('I', end_of_line)
   Call: (213) [system] char_type('I', space)
   Fail: (213) [system] char_type('I', space)
   Call: (213) [system] char_type('I', cntrl)
   Fail: (213) [system] char_type('I', cntrl)
^  Fail: (212) [user] is_like_space('I')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _643492)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'I')
   Call: (211) [system] 'I'=')'
   Fail: (211) [system] 'I'=')'
   Call: (211) [system] 'I'=end_of_file
   Fail: (211) [system] 'I'=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55fbb4538270), _649062)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _650920)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'I')
   Call: (213) [system] 'I'=(;)
   Fail: (213) [system] 'I'=(;)
   Call: (213) [system] 'I'=(/)
   Fail: (213) [system] 'I'=(/)
^  Call: (213) [user] is_like_space('I')
   Call: (214) [system] char_type('I', 'white')
   Fail: (214) [system] char_type('I', 'white')
   Call: (214) [system] char_type('I', end_of_line)
   Fail: (214) [system] char_type('I', end_of_line)
   Call: (214) [system] char_type('I', space)
   Fail: (214) [system] char_type('I', space)
   Call: (214) [system] char_type('I', cntrl)
   Fail: (214) [system] char_type('I', cntrl)
^  Fail: (213) [user] is_like_space('I')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] get_char((0x55fbb4538270), _666930)
   Exit: (212) [system] get_char((0x55fbb4538270), 'I')
   Call: (212) [system] 'I'='('
   Fail: (212) [system] 'I'='('
   Call: (212) [system] 'I'='['
   Fail: (212) [system] 'I'='['
   Call: (212) [system] 'I'='{'
   Fail: (212) [system] 'I'='{'
   Call: (212) [system] 'I'='"'
   Fail: (212) [system] 'I'='"'
   Call: (212) [system] 'I'=!
   Fail: (212) [system] 'I'=!
   Call: (212) [system] 'I'='\''
   Fail: (212) [system] 'I'='\''
   Call: (212) [system] 'I'='`'
   Fail: (212) [system] 'I'='`'
   Call: (212) [system] 'I'=end_of_file
   Fail: (212) [system] 'I'=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55fbb4538270), 'I', _649062)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _684572)
   Call: (214) [system] peek_char((0x55fbb4538270), _685506)
   Exit: (214) [system] peek_char((0x55fbb4538270), m)
^  Call: (214) [user] is_delimiter(m)
   Call: (215) [system] char_type(m, space)
   Fail: (215) [system] char_type(m, space)
   Call: (215) [system] arg(_690226, v('(', ')', end_of_file), m)
   Fail: (215) [system] arg(_691158, v('(', ')', end_of_file), m)
^  Fail: (214) [user] is_delimiter(m)
   Call: (214) [system] ')'==m
   Fail: (214) [system] ')'==m
   Call: (214) [system] get_char((0x55fbb4538270), m)
   Exit: (214) [system] get_char((0x55fbb4538270), m)
   Call: (214) [system] m=(\)
   Fail: (214) [system] m=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _698508)
   Call: (215) [system] peek_char((0x55fbb4538270), _699442)
   Exit: (215) [system] peek_char((0x55fbb4538270), p)
^  Call: (215) [user] is_delimiter(p)
   Call: (216) [system] char_type(p, space)
   Fail: (216) [system] char_type(p, space)
   Call: (216) [system] arg(_704162, v('(', ')', end_of_file), p)
   Fail: (216) [system] arg(_705094, v('(', ')', end_of_file), p)
^  Fail: (215) [user] is_delimiter(p)
   Call: (215) [system] ')'==p
   Fail: (215) [system] ')'==p
   Call: (215) [system] get_char((0x55fbb4538270), p)
   Exit: (215) [system] get_char((0x55fbb4538270), p)
   Call: (215) [system] p=(\)
   Fail: (215) [system] p=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _712444)
   Call: (216) [system] peek_char((0x55fbb4538270), _713378)
   Exit: (216) [system] peek_char((0x55fbb4538270), l)
^  Call: (216) [user] is_delimiter(l)
   Call: (217) [system] char_type(l, space)
   Fail: (217) [system] char_type(l, space)
   Call: (217) [system] arg(_718098, v('(', ')', end_of_file), l)
   Fail: (217) [system] arg(_719030, v('(', ')', end_of_file), l)
^  Fail: (216) [user] is_delimiter(l)
   Call: (216) [system] ')'==l
   Fail: (216) [system] ')'==l
   Call: (216) [system] get_char((0x55fbb4538270), l)
   Exit: (216) [system] get_char((0x55fbb4538270), l)
   Call: (216) [system] l=(\)
   Fail: (216) [system] l=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _726380)
   Call: (217) [system] peek_char((0x55fbb4538270), _727314)
   Exit: (217) [system] peek_char((0x55fbb4538270), i)
^  Call: (217) [user] is_delimiter(i)
   Call: (218) [system] char_type(i, space)
   Fail: (218) [system] char_type(i, space)
   Call: (218) [system] arg(_732034, v('(', ')', end_of_file), i)
   Fail: (218) [system] arg(_732966, v('(', ')', end_of_file), i)
^  Fail: (217) [user] is_delimiter(i)
   Call: (217) [system] ')'==i
   Fail: (217) [system] ')'==i
   Call: (217) [system] get_char((0x55fbb4538270), i)
   Exit: (217) [system] get_char((0x55fbb4538270), i)
   Call: (217) [system] i=(\)
   Fail: (217) [system] i=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _740316)
   Call: (218) [system] peek_char((0x55fbb4538270), _741250)
   Exit: (218) [system] peek_char((0x55fbb4538270), c)
^  Call: (218) [user] is_delimiter(c)
   Call: (219) [system] char_type(c, space)
   Fail: (219) [system] char_type(c, space)
   Call: (219) [system] arg(_745970, v('(', ')', end_of_file), c)
   Fail: (219) [system] arg(_746902, v('(', ')', end_of_file), c)
^  Fail: (218) [user] is_delimiter(c)
   Call: (218) [system] ')'==c
   Fail: (218) [system] ')'==c
   Call: (218) [system] get_char((0x55fbb4538270), c)
   Exit: (218) [system] get_char((0x55fbb4538270), c)
   Call: (218) [system] c=(\)
   Fail: (218) [system] c=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _754252)
   Call: (219) [system] peek_char((0x55fbb4538270), _755186)
   Exit: (219) [system] peek_char((0x55fbb4538270), a)
^  Call: (219) [user] is_delimiter(a)
   Call: (220) [system] char_type(a, space)
   Fail: (220) [system] char_type(a, space)
   Call: (220) [system] arg(_759906, v('(', ')', end_of_file), a)
   Fail: (220) [system] arg(_760838, v('(', ')', end_of_file), a)
^  Fail: (219) [user] is_delimiter(a)
   Call: (219) [system] ')'==a
   Fail: (219) [system] ')'==a
   Call: (219) [system] get_char((0x55fbb4538270), a)
   Exit: (219) [system] get_char((0x55fbb4538270), a)
   Call: (219) [system] a=(\)
   Fail: (219) [system] a=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _768188)
   Call: (220) [system] peek_char((0x55fbb4538270), _769122)
   Exit: (220) [system] peek_char((0x55fbb4538270), t)
^  Call: (220) [user] is_delimiter(t)
   Call: (221) [system] char_type(t, space)
   Fail: (221) [system] char_type(t, space)
   Call: (221) [system] arg(_773842, v('(', ')', end_of_file), t)
   Fail: (221) [system] arg(_774774, v('(', ')', end_of_file), t)
^  Fail: (220) [user] is_delimiter(t)
   Call: (220) [system] ')'==t
   Fail: (220) [system] ')'==t
   Call: (220) [system] get_char((0x55fbb4538270), t)
   Exit: (220) [system] get_char((0x55fbb4538270), t)
   Call: (220) [system] t=(\)
   Fail: (220) [system] t=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _782124)
   Call: (221) [system] peek_char((0x55fbb4538270), _783058)
   Exit: (221) [system] peek_char((0x55fbb4538270), i)
^  Call: (221) [user] is_delimiter(i)
   Call: (222) [system] char_type(i, space)
   Fail: (222) [system] char_type(i, space)
   Call: (222) [system] arg(_787778, v('(', ')', end_of_file), i)
   Fail: (222) [system] arg(_788710, v('(', ')', end_of_file), i)
^  Fail: (221) [user] is_delimiter(i)
   Call: (221) [system] ')'==i
   Fail: (221) [system] ')'==i
   Call: (221) [system] get_char((0x55fbb4538270), i)
   Exit: (221) [system] get_char((0x55fbb4538270), i)
   Call: (221) [system] i=(\)
   Fail: (221) [system] i=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _796060)
   Call: (222) [system] peek_char((0x55fbb4538270), _796994)
   Exit: (222) [system] peek_char((0x55fbb4538270), o)
^  Call: (222) [user] is_delimiter(o)
   Call: (223) [system] char_type(o, space)
   Fail: (223) [system] char_type(o, space)
   Call: (223) [system] arg(_801714, v('(', ')', end_of_file), o)
   Fail: (223) [system] arg(_802646, v('(', ')', end_of_file), o)
^  Fail: (222) [user] is_delimiter(o)
   Call: (222) [system] ')'==o
   Fail: (222) [system] ')'==o
   Call: (222) [system] get_char((0x55fbb4538270), o)
   Exit: (222) [system] get_char((0x55fbb4538270), o)
   Call: (222) [system] o=(\)
   Fail: (222) [system] o=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _809996)
   Call: (223) [system] peek_char((0x55fbb4538270), _810930)
   Exit: (223) [system] peek_char((0x55fbb4538270), n)
^  Call: (223) [user] is_delimiter(n)
   Call: (224) [system] char_type(n, space)
   Fail: (224) [system] char_type(n, space)
   Call: (224) [system] arg(_815650, v('(', ')', end_of_file), n)
   Fail: (224) [system] arg(_816582, v('(', ')', end_of_file), n)
^  Fail: (223) [user] is_delimiter(n)
   Call: (223) [system] ')'==n
   Fail: (223) [system] ')'==n
   Call: (223) [system] get_char((0x55fbb4538270), n)
   Exit: (223) [system] get_char((0x55fbb4538270), n)
   Call: (223) [system] n=(\)
   Fail: (223) [system] n=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _823932)
   Call: (224) [system] peek_char((0x55fbb4538270), _824866)
   Exit: (224) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (224) [user] is_delimiter(' ')
   Call: (225) [system] char_type(' ', space)
   Exit: (225) [system] char_type(' ', space)
^  Exit: (224) [user] is_delimiter(' ')
   Call: (224) [system] _823932=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (223) [system] _809996=[n]
   Exit: (223) [system] [n]=[n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (222) [system] _796060=[o, n]
   Exit: (222) [system] [o, n]=[o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (221) [system] _782124=[i, o, n]
   Exit: (221) [system] [i, o, n]=[i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (220) [system] _768188=[t, i, o, n]
   Exit: (220) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (219) [system] _754252=[a, t, i, o, n]
   Exit: (219) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (218) [system] _740316=[c, a, t, i, o, n]
   Exit: (218) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (217) [system] _726380=[i, c, a, t, i, o, n]
   Exit: (217) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (216) [system] _712444=[l, i, c, a, t, i, o, n]
   Exit: (216) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (215) [system] _698508=[p, l, i, c, a, t, i, o, n]
   Exit: (215) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (214) [system] _684572=[m, p, l, i, c, a, t, i, o, n]
   Exit: (214) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (213) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _649062)
^  Call: (214) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _862090)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_863042, _863044), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _862090), _863024, fail)), '$restore_trace'(_863042, _863044))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_863042, _863044))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _862090), _863024, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(_862090)
   Fail: (215) [system] atomic(_862090)
   Call: (215) [system] atom_chars(_862090, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (215) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (214) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (214) [system] integer('Implication')
   Fail: (214) [system] integer('Implication')
   Call: (214) [system] _649062='Implication'
   Exit: (214) [system] 'Implication'='Implication'
^  Exit: (213) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (212) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (211) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _877040)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _878898)
   Exit: (213) [system] peek_char((0x55fbb4538270), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
   Call: (213) [system] ' '=(/)
   Fail: (213) [system] ' '=(/)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55fbb4538270), _888492)
   Exit: (213) [system] get_char((0x55fbb4538270), ' ')
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _891196)
   Exit: (214) [system] peek_char((0x55fbb4538270), '(')
   Call: (214) [system] '('=(;)
   Fail: (214) [system] '('=(;)
   Call: (214) [system] '('=(/)
   Fail: (214) [system] '('=(/)
^  Call: (214) [user] is_like_space('(')
   Call: (215) [system] char_type('(', 'white')
   Fail: (215) [system] char_type('(', 'white')
   Call: (215) [system] char_type('(', end_of_line)
   Fail: (215) [system] char_type('(', end_of_line)
   Call: (215) [system] char_type('(', space)
   Fail: (215) [system] char_type('(', space)
   Call: (215) [system] char_type('(', cntrl)
   Fail: (215) [system] char_type('(', cntrl)
^  Fail: (214) [user] is_like_space('(')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _908130)
   Exit: (212) [system] peek_char((0x55fbb4538270), '(')
   Call: (212) [system] '('=')'
   Fail: (212) [system] '('=')'
   Call: (212) [system] '('=end_of_file
   Fail: (212) [system] '('=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55fbb4538270), _913700)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _915558)
   Exit: (214) [system] peek_char((0x55fbb4538270), '(')
   Call: (214) [system] '('=(;)
   Fail: (214) [system] '('=(;)
   Call: (214) [system] '('=(/)
   Fail: (214) [system] '('=(/)
^  Call: (214) [user] is_like_space('(')
   Call: (215) [system] char_type('(', 'white')
   Fail: (215) [system] char_type('(', 'white')
   Call: (215) [system] char_type('(', end_of_line)
   Fail: (215) [system] char_type('(', end_of_line)
   Call: (215) [system] char_type('(', space)
   Fail: (215) [system] char_type('(', space)
   Call: (215) [system] char_type('(', cntrl)
   Fail: (215) [system] char_type('(', cntrl)
^  Fail: (214) [user] is_like_space('(')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] get_char((0x55fbb4538270), _931568)
   Exit: (213) [system] get_char((0x55fbb4538270), '(')
   Call: (213) [system] '('='('
   Exit: (213) [system] '('='('
^  Call: (213) [user] read_list(')', (0x55fbb4538270), _913700)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _937138)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'A')
   Call: (215) [system] 'A'=(;)
   Fail: (215) [system] 'A'=(;)
   Call: (215) [system] 'A'=(/)
   Fail: (215) [system] 'A'=(/)
^  Call: (215) [user] is_like_space('A')
   Call: (216) [system] char_type('A', 'white')
   Fail: (216) [system] char_type('A', 'white')
   Call: (216) [system] char_type('A', end_of_line)
   Fail: (216) [system] char_type('A', end_of_line)
   Call: (216) [system] char_type('A', space)
   Fail: (216) [system] char_type('A', space)
   Call: (216) [system] char_type('A', cntrl)
   Fail: (216) [system] char_type('A', cntrl)
^  Fail: (215) [user] is_like_space('A')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _953148)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'A')
   Call: (214) [system] 'A'=')'
   Fail: (214) [system] 'A'=')'
   Call: (214) [system] 'A'=end_of_file
   Fail: (214) [system] 'A'=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55fbb4538270), _958718)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _960576)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'A')
   Call: (216) [system] 'A'=(;)
   Fail: (216) [system] 'A'=(;)
   Call: (216) [system] 'A'=(/)
   Fail: (216) [system] 'A'=(/)
^  Call: (216) [user] is_like_space('A')
   Call: (217) [system] char_type('A', 'white')
   Fail: (217) [system] char_type('A', 'white')
   Call: (217) [system] char_type('A', end_of_line)
   Fail: (217) [system] char_type('A', end_of_line)
   Call: (217) [system] char_type('A', space)
   Fail: (217) [system] char_type('A', space)
   Call: (217) [system] char_type('A', cntrl)
   Fail: (217) [system] char_type('A', cntrl)
^  Fail: (216) [user] is_like_space('A')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] get_char((0x55fbb4538270), _976586)
   Exit: (215) [system] get_char((0x55fbb4538270), 'A')
   Call: (215) [system] 'A'='('
   Fail: (215) [system] 'A'='('
   Call: (215) [system] 'A'='['
   Fail: (215) [system] 'A'='['
   Call: (215) [system] 'A'='{'
   Fail: (215) [system] 'A'='{'
   Call: (215) [system] 'A'='"'
   Fail: (215) [system] 'A'='"'
   Call: (215) [system] 'A'=!
   Fail: (215) [system] 'A'=!
   Call: (215) [system] 'A'='\''
   Fail: (215) [system] 'A'='\''
   Call: (215) [system] 'A'='`'
   Fail: (215) [system] 'A'='`'
   Call: (215) [system] 'A'=end_of_file
   Fail: (215) [system] 'A'=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55fbb4538270), 'A', _958718)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _994228)
   Call: (217) [system] peek_char((0x55fbb4538270), _995162)
   Exit: (217) [system] peek_char((0x55fbb4538270), n)
^  Call: (217) [user] is_delimiter(n)
   Call: (218) [system] char_type(n, space)
   Fail: (218) [system] char_type(n, space)
   Call: (218) [system] arg(_999882, v('(', ')', end_of_file), n)
   Fail: (218) [system] arg(_1000814, v('(', ')', end_of_file), n)
^  Fail: (217) [user] is_delimiter(n)
   Call: (217) [system] ')'==n
   Fail: (217) [system] ')'==n
   Call: (217) [system] get_char((0x55fbb4538270), n)
   Exit: (217) [system] get_char((0x55fbb4538270), n)
   Call: (217) [system] n=(\)
   Fail: (217) [system] n=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1008164)
   Call: (218) [system] peek_char((0x55fbb4538270), _1009098)
   Exit: (218) [system] peek_char((0x55fbb4538270), d)
^  Call: (218) [user] is_delimiter(d)
   Call: (219) [system] char_type(d, space)
   Fail: (219) [system] char_type(d, space)
   Call: (219) [system] arg(_1013818, v('(', ')', end_of_file), d)
   Fail: (219) [system] arg(_1014750, v('(', ')', end_of_file), d)
^  Fail: (218) [user] is_delimiter(d)
   Call: (218) [system] ')'==d
   Fail: (218) [system] ')'==d
   Call: (218) [system] get_char((0x55fbb4538270), d)
   Exit: (218) [system] get_char((0x55fbb4538270), d)
   Call: (218) [system] d=(\)
   Fail: (218) [system] d=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1022100)
   Call: (219) [system] peek_char((0x55fbb4538270), _1023034)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (219) [user] is_delimiter('L')
   Call: (220) [system] char_type('L', space)
   Fail: (220) [system] char_type('L', space)
   Call: (220) [system] arg(_1027754, v('(', ')', end_of_file), 'L')
   Fail: (220) [system] arg(_1028686, v('(', ')', end_of_file), 'L')
^  Fail: (219) [user] is_delimiter('L')
   Call: (219) [system] ')'=='L'
   Fail: (219) [system] ')'=='L'
   Call: (219) [system] get_char((0x55fbb4538270), 'L')
   Exit: (219) [system] get_char((0x55fbb4538270), 'L')
   Call: (219) [system] 'L'=(\)
   Fail: (219) [system] 'L'=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1036036)
   Call: (220) [system] peek_char((0x55fbb4538270), _1036970)
   Exit: (220) [system] peek_char((0x55fbb4538270), i)
^  Call: (220) [user] is_delimiter(i)
   Call: (221) [system] char_type(i, space)
   Fail: (221) [system] char_type(i, space)
   Call: (221) [system] arg(_1041690, v('(', ')', end_of_file), i)
   Fail: (221) [system] arg(_1042622, v('(', ')', end_of_file), i)
^  Fail: (220) [user] is_delimiter(i)
   Call: (220) [system] ')'==i
   Fail: (220) [system] ')'==i
   Call: (220) [system] get_char((0x55fbb4538270), i)
   Exit: (220) [system] get_char((0x55fbb4538270), i)
   Call: (220) [system] i=(\)
   Fail: (220) [system] i=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1049972)
   Call: (221) [system] peek_char((0x55fbb4538270), _1050906)
   Exit: (221) [system] peek_char((0x55fbb4538270), n)
^  Call: (221) [user] is_delimiter(n)
   Call: (222) [system] char_type(n, space)
   Fail: (222) [system] char_type(n, space)
   Call: (222) [system] arg(_1055626, v('(', ')', end_of_file), n)
   Fail: (222) [system] arg(_1056558, v('(', ')', end_of_file), n)
^  Fail: (221) [user] is_delimiter(n)
   Call: (221) [system] ')'==n
   Fail: (221) [system] ')'==n
   Call: (221) [system] get_char((0x55fbb4538270), n)
   Exit: (221) [system] get_char((0x55fbb4538270), n)
   Call: (221) [system] n=(\)
   Fail: (221) [system] n=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1063908)
   Call: (222) [system] peek_char((0x55fbb4538270), _1064842)
   Exit: (222) [system] peek_char((0x55fbb4538270), k)
^  Call: (222) [user] is_delimiter(k)
   Call: (223) [system] char_type(k, space)
   Fail: (223) [system] char_type(k, space)
   Call: (223) [system] arg(_1069562, v('(', ')', end_of_file), k)
   Fail: (223) [system] arg(_1070494, v('(', ')', end_of_file), k)
^  Fail: (222) [user] is_delimiter(k)
   Call: (222) [system] ')'==k
   Fail: (222) [system] ')'==k
   Call: (222) [system] get_char((0x55fbb4538270), k)
   Exit: (222) [system] get_char((0x55fbb4538270), k)
   Call: (222) [system] k=(\)
   Fail: (222) [system] k=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _1077844)
   Call: (223) [system] peek_char((0x55fbb4538270), _1078778)
   Exit: (223) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (223) [user] is_delimiter(' ')
   Call: (224) [system] char_type(' ', space)
   Exit: (224) [system] char_type(' ', space)
^  Exit: (223) [user] is_delimiter(' ')
   Call: (223) [system] _1077844=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (222) [system] _1063908=[k]
   Exit: (222) [system] [k]=[k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (221) [system] _1049972=[n, k]
   Exit: (221) [system] [n, k]=[n, k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (220) [system] _1036036=[i, n, k]
   Exit: (220) [system] [i, n, k]=[i, n, k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (219) [system] _1022100=['L', i, n, k]
   Exit: (219) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (218) [system] _1008164=[d, 'L', i, n, k]
   Exit: (218) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (217) [system] _994228=[n, d, 'L', i, n, k]
   Exit: (217) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (216) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _958718)
^  Call: (217) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _1104826)
^  Call: (219) [system] setup_call_cleanup('$notrace'(_1105778, _1105780), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1104826), _1105760, fail)), '$restore_trace'(_1105778, _1105780))
^  Call: (220) [system] sig_atomic(system:'$notrace'(_1105778, _1105780))
^  Exit: (219) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1104826), _1105760, fail)), system:'$restore_trace'(3, -1))
   Call: (218) [system] atomic(_1104826)
   Fail: (218) [system] atomic(_1104826)
   Call: (218) [system] atom_chars(_1104826, ['A', n, d, 'L', i, n, k])
   Exit: (218) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (217) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (217) [system] integer('AndLink')
   Fail: (217) [system] integer('AndLink')
   Call: (217) [system] _958718='AndLink'
   Exit: (217) [system] 'AndLink'='AndLink'
^  Exit: (216) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (215) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (214) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (214) [user] read_list(')', (0x55fbb4538270), _1119776)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1121634)
   Exit: (216) [system] peek_char((0x55fbb4538270), ' ')
   Call: (216) [system] ' '=(;)
   Fail: (216) [system] ' '=(;)
   Call: (216) [system] ' '=(/)
   Fail: (216) [system] ' '=(/)
^  Call: (216) [user] is_like_space(' ')
   Call: (217) [system] char_type(' ', 'white')
   Exit: (217) [system] char_type(' ', 'white')
^  Exit: (216) [user] is_like_space(' ')
   Call: (216) [system] get_char((0x55fbb4538270), _1131228)
   Exit: (216) [system] get_char((0x55fbb4538270), ' ')
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1133932)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'A')
   Call: (217) [system] 'A'=(;)
   Fail: (217) [system] 'A'=(;)
   Call: (217) [system] 'A'=(/)
   Fail: (217) [system] 'A'=(/)
^  Call: (217) [user] is_like_space('A')
   Call: (218) [system] char_type('A', 'white')
   Fail: (218) [system] char_type('A', 'white')
   Call: (218) [system] char_type('A', end_of_line)
   Fail: (218) [system] char_type('A', end_of_line)
   Call: (218) [system] char_type('A', space)
   Fail: (218) [system] char_type('A', space)
   Call: (218) [system] char_type('A', cntrl)
   Fail: (218) [system] char_type('A', cntrl)
^  Fail: (217) [user] is_like_space('A')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1150866)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'A')
   Call: (215) [system] 'A'=')'
   Fail: (215) [system] 'A'=')'
   Call: (215) [system] 'A'=end_of_file
   Fail: (215) [system] 'A'=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55fbb4538270), _1156436)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1158294)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'A')
   Call: (217) [system] 'A'=(;)
   Fail: (217) [system] 'A'=(;)
   Call: (217) [system] 'A'=(/)
   Fail: (217) [system] 'A'=(/)
^  Call: (217) [user] is_like_space('A')
   Call: (218) [system] char_type('A', 'white')
   Fail: (218) [system] char_type('A', 'white')
   Call: (218) [system] char_type('A', end_of_line)
   Fail: (218) [system] char_type('A', end_of_line)
   Call: (218) [system] char_type('A', space)
   Fail: (218) [system] char_type('A', space)
   Call: (218) [system] char_type('A', cntrl)
   Fail: (218) [system] char_type('A', cntrl)
^  Fail: (217) [user] is_like_space('A')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] get_char((0x55fbb4538270), _1174304)
   Exit: (216) [system] get_char((0x55fbb4538270), 'A')
   Call: (216) [system] 'A'='('
   Fail: (216) [system] 'A'='('
   Call: (216) [system] 'A'='['
   Fail: (216) [system] 'A'='['
   Call: (216) [system] 'A'='{'
   Fail: (216) [system] 'A'='{'
   Call: (216) [system] 'A'='"'
   Fail: (216) [system] 'A'='"'
   Call: (216) [system] 'A'=!
   Fail: (216) [system] 'A'=!
   Call: (216) [system] 'A'='\''
   Fail: (216) [system] 'A'='\''
   Call: (216) [system] 'A'='`'
   Fail: (216) [system] 'A'='`'
   Call: (216) [system] 'A'=end_of_file
   Fail: (216) [system] 'A'=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1156436)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1191946)
   Call: (218) [system] peek_char((0x55fbb4538270), _1192880)
   Exit: (218) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (218) [user] is_delimiter(' ')
   Call: (219) [system] char_type(' ', space)
   Exit: (219) [system] char_type(' ', space)
^  Exit: (218) [user] is_delimiter(' ')
   Call: (218) [system] _1191946=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (217) [user] classify_and_convert_charseq(['A'], _1156436)
^  Call: (218) [user] classify_and_convert_charseq_(['A'], _1202164)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_1203116, _1203118), once(user:catch(read_from_chars(['A'], _1202164), _1203098, fail)), '$restore_trace'(_1203116, _1203118))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_1203116, _1203118))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1202164), _1203098, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(_1202164)
   Fail: (219) [system] atomic(_1202164)
   Call: (219) [system] atom_chars(_1202164, ['A'])
   Exit: (219) [system] atom_chars('A', ['A'])
^  Exit: (218) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (218) [system] integer('A')
   Fail: (218) [system] integer('A')
   Call: (218) [system] _1156436='A'
   Exit: (218) [system] 'A'='A'
^  Exit: (217) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (216) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (215) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (215) [user] read_list(')', (0x55fbb4538270), _1217114)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1218972)
   Exit: (217) [system] peek_char((0x55fbb4538270), ' ')
   Call: (217) [system] ' '=(;)
   Fail: (217) [system] ' '=(;)
   Call: (217) [system] ' '=(/)
   Fail: (217) [system] ' '=(/)
^  Call: (217) [user] is_like_space(' ')
   Call: (218) [system] char_type(' ', 'white')
   Exit: (218) [system] char_type(' ', 'white')
^  Exit: (217) [user] is_like_space(' ')
   Call: (217) [system] get_char((0x55fbb4538270), _1228566)
   Exit: (217) [system] get_char((0x55fbb4538270), ' ')
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1231270)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'B')
   Call: (218) [system] 'B'=(;)
   Fail: (218) [system] 'B'=(;)
   Call: (218) [system] 'B'=(/)
   Fail: (218) [system] 'B'=(/)
^  Call: (218) [user] is_like_space('B')
   Call: (219) [system] char_type('B', 'white')
   Fail: (219) [system] char_type('B', 'white')
   Call: (219) [system] char_type('B', end_of_line)
   Fail: (219) [system] char_type('B', end_of_line)
   Call: (219) [system] char_type('B', space)
   Fail: (219) [system] char_type('B', space)
   Call: (219) [system] char_type('B', cntrl)
   Fail: (219) [system] char_type('B', cntrl)
^  Fail: (218) [user] is_like_space('B')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1248204)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'B')
   Call: (216) [system] 'B'=')'
   Fail: (216) [system] 'B'=')'
   Call: (216) [system] 'B'=end_of_file
   Fail: (216) [system] 'B'=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55fbb4538270), _1253774)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1255632)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'B')
   Call: (218) [system] 'B'=(;)
   Fail: (218) [system] 'B'=(;)
   Call: (218) [system] 'B'=(/)
   Fail: (218) [system] 'B'=(/)
^  Call: (218) [user] is_like_space('B')
   Call: (219) [system] char_type('B', 'white')
   Fail: (219) [system] char_type('B', 'white')
   Call: (219) [system] char_type('B', end_of_line)
   Fail: (219) [system] char_type('B', end_of_line)
   Call: (219) [system] char_type('B', space)
   Fail: (219) [system] char_type('B', space)
   Call: (219) [system] char_type('B', cntrl)
   Fail: (219) [system] char_type('B', cntrl)
^  Fail: (218) [user] is_like_space('B')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] get_char((0x55fbb4538270), _1271642)
   Exit: (217) [system] get_char((0x55fbb4538270), 'B')
   Call: (217) [system] 'B'='('
   Fail: (217) [system] 'B'='('
   Call: (217) [system] 'B'='['
   Fail: (217) [system] 'B'='['
   Call: (217) [system] 'B'='{'
   Fail: (217) [system] 'B'='{'
   Call: (217) [system] 'B'='"'
   Fail: (217) [system] 'B'='"'
   Call: (217) [system] 'B'=!
   Fail: (217) [system] 'B'=!
   Call: (217) [system] 'B'='\''
   Fail: (217) [system] 'B'='\''
   Call: (217) [system] 'B'='`'
   Fail: (217) [system] 'B'='`'
   Call: (217) [system] 'B'=end_of_file
   Fail: (217) [system] 'B'=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55fbb4538270), 'B', _1253774)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1289284)
   Call: (219) [system] peek_char((0x55fbb4538270), _1290218)
   Exit: (219) [system] peek_char((0x55fbb4538270), ')')
^  Call: (219) [user] is_delimiter(')')
   Call: (220) [system] char_type(')', space)
   Fail: (220) [system] char_type(')', space)
   Call: (220) [system] arg(_1294938, v('(', ')', end_of_file), ')')
   Exit: (220) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (219) [user] is_delimiter(')')
   Call: (219) [system] _1289284=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (218) [user] classify_and_convert_charseq(['B'], _1253774)
^  Call: (219) [user] classify_and_convert_charseq_(['B'], _1301374)
^  Call: (221) [system] setup_call_cleanup('$notrace'(_1302326, _1302328), once(user:catch(read_from_chars(['B'], _1301374), _1302308, fail)), '$restore_trace'(_1302326, _1302328))
^  Call: (222) [system] sig_atomic(system:'$notrace'(_1302326, _1302328))
^  Exit: (221) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1301374), _1302308, fail)), system:'$restore_trace'(3, -1))
   Call: (220) [system] atomic(_1301374)
   Fail: (220) [system] atomic(_1301374)
   Call: (220) [system] atom_chars(_1301374, ['B'])
   Exit: (220) [system] atom_chars('B', ['B'])
^  Exit: (219) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (219) [system] integer('B')
   Fail: (219) [system] integer('B')
   Call: (219) [system] _1253774='B'
   Exit: (219) [system] 'B'='B'
^  Exit: (218) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (217) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (216) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (216) [user] read_list(')', (0x55fbb4538270), _1316324)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1318182)
   Exit: (218) [system] peek_char((0x55fbb4538270), ')')
   Call: (218) [system] ')'=(;)
   Fail: (218) [system] ')'=(;)
   Call: (218) [system] ')'=(/)
   Fail: (218) [system] ')'=(/)
^  Call: (218) [user] is_like_space(')')
   Call: (219) [system] char_type(')', 'white')
   Fail: (219) [system] char_type(')', 'white')
   Call: (219) [system] char_type(')', end_of_line)
   Fail: (219) [system] char_type(')', end_of_line)
   Call: (219) [system] char_type(')', space)
   Fail: (219) [system] char_type(')', space)
   Call: (219) [system] char_type(')', cntrl)
   Fail: (219) [system] char_type(')', cntrl)
^  Fail: (218) [user] is_like_space(')')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1334192)
   Exit: (217) [system] peek_char((0x55fbb4538270), ')')
   Call: (217) [system] ')'=')'
   Exit: (217) [system] ')'=')'
   Call: (217) [system] get_char((0x55fbb4538270), _1337982)
   Exit: (217) [system] get_char((0x55fbb4538270), ')')
   Call: (217) [system] _1316324=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_list(')', (0x55fbb4538270), [])
   Call: (216) [system] _1217114=['B']
   Exit: (216) [system] ['B']=['B']
^  Exit: (215) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (215) [system] _1119776=['A', 'B']
   Exit: (215) [system] ['A', 'B']=['A', 'B']
^  Exit: (214) [user] read_list(')', (0x55fbb4538270), ['A', 'B'])
   Call: (214) [system] _913700=['AndLink', 'A', 'B']
   Exit: (214) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (213) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Exit: (212) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _1351864)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1353722)
   Exit: (214) [system] peek_char((0x55fbb4538270), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
   Call: (214) [system] ' '=(/)
   Fail: (214) [system] ' '=(/)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55fbb4538270), _1363316)
   Exit: (214) [system] get_char((0x55fbb4538270), ' ')
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1366020)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'C')
   Call: (215) [system] 'C'=(;)
   Fail: (215) [system] 'C'=(;)
   Call: (215) [system] 'C'=(/)
   Fail: (215) [system] 'C'=(/)
^  Call: (215) [user] is_like_space('C')
   Call: (216) [system] char_type('C', 'white')
   Fail: (216) [system] char_type('C', 'white')
   Call: (216) [system] char_type('C', end_of_line)
   Fail: (216) [system] char_type('C', end_of_line)
   Call: (216) [system] char_type('C', space)
   Fail: (216) [system] char_type('C', space)
   Call: (216) [system] char_type('C', cntrl)
   Fail: (216) [system] char_type('C', cntrl)
^  Fail: (215) [user] is_like_space('C')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1382954)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'C')
   Call: (213) [system] 'C'=')'
   Fail: (213) [system] 'C'=')'
   Call: (213) [system] 'C'=end_of_file
   Fail: (213) [system] 'C'=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55fbb4538270), _1388524)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1390382)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'C')
   Call: (215) [system] 'C'=(;)
   Fail: (215) [system] 'C'=(;)
   Call: (215) [system] 'C'=(/)
   Fail: (215) [system] 'C'=(/)
^  Call: (215) [user] is_like_space('C')
   Call: (216) [system] char_type('C', 'white')
   Fail: (216) [system] char_type('C', 'white')
   Call: (216) [system] char_type('C', end_of_line)
   Fail: (216) [system] char_type('C', end_of_line)
   Call: (216) [system] char_type('C', space)
   Fail: (216) [system] char_type('C', space)
   Call: (216) [system] char_type('C', cntrl)
   Fail: (216) [system] char_type('C', cntrl)
^  Fail: (215) [user] is_like_space('C')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] get_char((0x55fbb4538270), _1406392)
   Exit: (214) [system] get_char((0x55fbb4538270), 'C')
   Call: (214) [system] 'C'='('
   Fail: (214) [system] 'C'='('
   Call: (214) [system] 'C'='['
   Fail: (214) [system] 'C'='['
   Call: (214) [system] 'C'='{'
   Fail: (214) [system] 'C'='{'
   Call: (214) [system] 'C'='"'
   Fail: (214) [system] 'C'='"'
   Call: (214) [system] 'C'=!
   Fail: (214) [system] 'C'=!
   Call: (214) [system] 'C'='\''
   Fail: (214) [system] 'C'='\''
   Call: (214) [system] 'C'='`'
   Fail: (214) [system] 'C'='`'
   Call: (214) [system] 'C'=end_of_file
   Fail: (214) [system] 'C'=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55fbb4538270), 'C', _1388524)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1424034)
   Call: (216) [system] peek_char((0x55fbb4538270), _1424968)
   Exit: (216) [system] peek_char((0x55fbb4538270), ')')
^  Call: (216) [user] is_delimiter(')')
   Call: (217) [system] char_type(')', space)
   Fail: (217) [system] char_type(')', space)
   Call: (217) [system] arg(_1429688, v('(', ')', end_of_file), ')')
   Exit: (217) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (216) [user] is_delimiter(')')
   Call: (216) [system] _1424034=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (215) [user] classify_and_convert_charseq(['C'], _1388524)
^  Call: (216) [user] classify_and_convert_charseq_(['C'], _1436124)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_1437076, _1437078), once(user:catch(read_from_chars(['C'], _1436124), _1437058, fail)), '$restore_trace'(_1437076, _1437078))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_1437076, _1437078))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1436124), _1437058, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(_1436124)
   Fail: (217) [system] atomic(_1436124)
   Call: (217) [system] atom_chars(_1436124, ['C'])
   Exit: (217) [system] atom_chars('C', ['C'])
^  Exit: (216) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (216) [system] integer('C')
   Fail: (216) [system] integer('C')
   Call: (216) [system] _1388524='C'
   Exit: (216) [system] 'C'='C'
^  Exit: (215) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (214) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (213) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (213) [user] read_list(')', (0x55fbb4538270), _1451074)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1452932)
   Exit: (215) [system] peek_char((0x55fbb4538270), ')')
   Call: (215) [system] ')'=(;)
   Fail: (215) [system] ')'=(;)
   Call: (215) [system] ')'=(/)
   Fail: (215) [system] ')'=(/)
^  Call: (215) [user] is_like_space(')')
   Call: (216) [system] char_type(')', 'white')
   Fail: (216) [system] char_type(')', 'white')
   Call: (216) [system] char_type(')', end_of_line)
   Fail: (216) [system] char_type(')', end_of_line)
   Call: (216) [system] char_type(')', space)
   Fail: (216) [system] char_type(')', space)
   Call: (216) [system] char_type(')', cntrl)
   Fail: (216) [system] char_type(')', cntrl)
^  Fail: (215) [user] is_like_space(')')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1468942)
   Exit: (214) [system] peek_char((0x55fbb4538270), ')')
   Call: (214) [system] ')'=')'
   Exit: (214) [system] ')'=')'
   Call: (214) [system] get_char((0x55fbb4538270), _1472732)
   Exit: (214) [system] get_char((0x55fbb4538270), ')')
   Call: (214) [system] _1451074=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_list(')', (0x55fbb4538270), [])
   Call: (213) [system] _1351864=['C']
   Exit: (213) [system] ['C']=['C']
^  Exit: (212) [user] read_list(')', (0x55fbb4538270), ['C'])
   Call: (212) [system] _877040=[['AndLink', 'A', 'B'], 'C']
   Exit: (212) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'A', 'B'], 'C'])
   Call: (211) [system] _604044=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (211) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (209) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _1486614)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1488472)
   Exit: (211) [system] peek_char((0x55fbb4538270), ')')
   Call: (211) [system] ')'=(;)
   Fail: (211) [system] ')'=(;)
   Call: (211) [system] ')'=(/)
   Fail: (211) [system] ')'=(/)
^  Call: (211) [user] is_like_space(')')
   Call: (212) [system] char_type(')', 'white')
   Fail: (212) [system] char_type(')', 'white')
   Call: (212) [system] char_type(')', end_of_line)
   Fail: (212) [system] char_type(')', end_of_line)
   Call: (212) [system] char_type(')', space)
   Fail: (212) [system] char_type(')', space)
   Call: (212) [system] char_type(')', cntrl)
   Fail: (212) [system] char_type(')', cntrl)
^  Fail: (211) [user] is_like_space(')')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1504482)
   Exit: (210) [system] peek_char((0x55fbb4538270), ')')
   Call: (210) [system] ')'=')'
   Exit: (210) [system] ')'=')'
   Call: (210) [system] get_char((0x55fbb4538270), _1508272)
   Exit: (210) [system] get_char((0x55fbb4538270), ')')
   Call: (210) [system] _1486614=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), [])
   Call: (209) [system] _567384=[['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (209) [system] [['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), [['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (208) [system] _470046=['A', ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (208) [system] ['A', ['Implication', ['AndLink', 'A', 'B'], 'C']]=['A', ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), ['A', ['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (207) [system] _263970=['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (207) [system] ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]=['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Exit: (205) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Call: (205) [user] read_list(')', (0x55fbb4538270), _1522154)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1524012)
   Exit: (207) [system] peek_char((0x55fbb4538270), ')')
   Call: (207) [system] ')'=(;)
   Fail: (207) [system] ')'=(;)
   Call: (207) [system] ')'=(/)
   Fail: (207) [system] ')'=(/)
^  Call: (207) [user] is_like_space(')')
   Call: (208) [system] char_type(')', 'white')
   Fail: (208) [system] char_type(')', 'white')
   Call: (208) [system] char_type(')', end_of_line)
   Fail: (208) [system] char_type(')', end_of_line)
   Call: (208) [system] char_type(')', space)
   Fail: (208) [system] char_type(')', space)
   Call: (208) [system] char_type(')', cntrl)
   Fail: (208) [system] char_type(')', cntrl)
^  Fail: (207) [user] is_like_space(')')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1540022)
   Exit: (206) [system] peek_char((0x55fbb4538270), ')')
   Call: (206) [system] ')'=')'
   Exit: (206) [system] ')'=')'
   Call: (206) [system] get_char((0x55fbb4538270), _1543812)
   Exit: (206) [system] get_char((0x55fbb4538270), ')')
   Call: (206) [system] _1522154=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_list(')', (0x55fbb4538270), [])
   Call: (205) [system] _227310=[['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (205) [system] [['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (204) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (204) [system] _4540=[['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (204) [system] [['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (203) [user] read_list(')', (0x55fbb4538270), [['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (203) [system] _4532=[:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (203) [system] [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _1557694)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1559552)
   Exit: (203) [system] peek_char((0x55fbb4538270), '\n')
   Call: (203) [system] '\n'=(;)
   Fail: (203) [system] '\n'=(;)
   Call: (203) [system] '\n'=(/)
   Fail: (203) [system] '\n'=(/)
^  Call: (203) [user] is_like_space('\n')
   Call: (204) [system] char_type('\n', 'white')
   Fail: (204) [system] char_type('\n', 'white')
   Call: (204) [system] char_type('\n', end_of_line)
   Exit: (204) [system] char_type('\n', end_of_line)
^  Exit: (203) [user] is_like_space('\n')
   Call: (203) [system] get_char((0x55fbb4538270), _1571002)
   Exit: (203) [system] get_char((0x55fbb4538270), '\n')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1573706)
   Exit: (204) [system] peek_char((0x55fbb4538270), '\t')
   Call: (204) [system] '\t'=(;)
   Fail: (204) [system] '\t'=(;)
   Call: (204) [system] '\t'=(/)
   Fail: (204) [system] '\t'=(/)
^  Call: (204) [user] is_like_space('\t')
   Call: (205) [system] char_type('\t', 'white')
   Exit: (205) [system] char_type('\t', 'white')
^  Exit: (204) [user] is_like_space('\t')
   Call: (204) [system] get_char((0x55fbb4538270), _1583300)
   Exit: (204) [system] get_char((0x55fbb4538270), '\t')
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1586004)
   Exit: (205) [system] peek_char((0x55fbb4538270), '\t')
   Call: (205) [system] '\t'=(;)
   Fail: (205) [system] '\t'=(;)
   Call: (205) [system] '\t'=(/)
   Fail: (205) [system] '\t'=(/)
^  Call: (205) [user] is_like_space('\t')
   Call: (206) [system] char_type('\t', 'white')
   Exit: (206) [system] char_type('\t', 'white')
^  Exit: (205) [user] is_like_space('\t')
   Call: (205) [system] get_char((0x55fbb4538270), _1595598)
   Exit: (205) [system] get_char((0x55fbb4538270), '\t')
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1598302)
   Exit: (206) [system] peek_char((0x55fbb4538270), ' ')
   Call: (206) [system] ' '=(;)
   Fail: (206) [system] ' '=(;)
   Call: (206) [system] ' '=(/)
   Fail: (206) [system] ' '=(/)
^  Call: (206) [user] is_like_space(' ')
   Call: (207) [system] char_type(' ', 'white')
   Exit: (207) [system] char_type(' ', 'white')
^  Exit: (206) [user] is_like_space(' ')
   Call: (206) [system] get_char((0x55fbb4538270), _1607896)
   Exit: (206) [system] get_char((0x55fbb4538270), ' ')
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1610600)
   Exit: (207) [system] peek_char((0x55fbb4538270), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
   Call: (207) [system] '('=(/)
   Fail: (207) [system] '('=(/)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1630306)
   Exit: (202) [system] peek_char((0x55fbb4538270), '(')
   Call: (202) [system] '('=')'
   Fail: (202) [system] '('=')'
   Call: (202) [system] '('=end_of_file
   Fail: (202) [system] '('=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55fbb4538270), _1635876)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1637734)
   Exit: (204) [system] peek_char((0x55fbb4538270), '(')
   Call: (204) [system] '('=(;)
   Fail: (204) [system] '('=(;)
   Call: (204) [system] '('=(/)
   Fail: (204) [system] '('=(/)
^  Call: (204) [user] is_like_space('(')
   Call: (205) [system] char_type('(', 'white')
   Fail: (205) [system] char_type('(', 'white')
   Call: (205) [system] char_type('(', end_of_line)
   Fail: (205) [system] char_type('(', end_of_line)
   Call: (205) [system] char_type('(', space)
   Fail: (205) [system] char_type('(', space)
   Call: (205) [system] char_type('(', cntrl)
   Fail: (205) [system] char_type('(', cntrl)
^  Fail: (204) [user] is_like_space('(')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] get_char((0x55fbb4538270), _1653744)
   Exit: (203) [system] get_char((0x55fbb4538270), '(')
   Call: (203) [system] '('='('
   Exit: (203) [system] '('='('
^  Call: (203) [user] read_list(')', (0x55fbb4538270), _1635876)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1659314)
   Exit: (205) [system] peek_char((0x55fbb4538270), :)
   Call: (205) [system] (:)=(;)
   Fail: (205) [system] (:)=(;)
   Call: (205) [system] (:)=(/)
   Fail: (205) [system] (:)=(/)
^  Call: (205) [user] is_like_space(:)
   Call: (206) [system] char_type(:, 'white')
   Fail: (206) [system] char_type(:, 'white')
   Call: (206) [system] char_type(:, end_of_line)
   Fail: (206) [system] char_type(:, end_of_line)
   Call: (206) [system] char_type(:, space)
   Fail: (206) [system] char_type(:, space)
   Call: (206) [system] char_type(:, cntrl)
   Fail: (206) [system] char_type(:, cntrl)
^  Fail: (205) [user] is_like_space(:)
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1675324)
   Exit: (204) [system] peek_char((0x55fbb4538270), :)
   Call: (204) [system] (:)=')'
   Fail: (204) [system] (:)=')'
   Call: (204) [system] (:)=end_of_file
   Fail: (204) [system] (:)=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55fbb4538270), _1680894)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1682752)
   Exit: (206) [system] peek_char((0x55fbb4538270), :)
   Call: (206) [system] (:)=(;)
   Fail: (206) [system] (:)=(;)
   Call: (206) [system] (:)=(/)
   Fail: (206) [system] (:)=(/)
^  Call: (206) [user] is_like_space(:)
   Call: (207) [system] char_type(:, 'white')
   Fail: (207) [system] char_type(:, 'white')
   Call: (207) [system] char_type(:, end_of_line)
   Fail: (207) [system] char_type(:, end_of_line)
   Call: (207) [system] char_type(:, space)
   Fail: (207) [system] char_type(:, space)
   Call: (207) [system] char_type(:, cntrl)
   Fail: (207) [system] char_type(:, cntrl)
^  Fail: (206) [user] is_like_space(:)
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] get_char((0x55fbb4538270), _1698762)
   Exit: (205) [system] get_char((0x55fbb4538270), :)
   Call: (205) [system] (:)='('
   Fail: (205) [system] (:)='('
   Call: (205) [system] (:)='['
   Fail: (205) [system] (:)='['
   Call: (205) [system] (:)='{'
   Fail: (205) [system] (:)='{'
   Call: (205) [system] (:)='"'
   Fail: (205) [system] (:)='"'
   Call: (205) [system] (:)=!
   Fail: (205) [system] (:)=!
   Call: (205) [system] (:)='\''
   Fail: (205) [system] (:)='\''
   Call: (205) [system] (:)='`'
   Fail: (205) [system] (:)='`'
   Call: (205) [system] (:)=end_of_file
   Fail: (205) [system] (:)=end_of_file
^  Call: (205) [user] read_symbolic(')', (0x55fbb4538270), :, _1680894)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1716404)
   Call: (207) [system] peek_char((0x55fbb4538270), _1717338)
   Exit: (207) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (207) [user] is_delimiter(' ')
   Call: (208) [system] char_type(' ', space)
   Exit: (208) [system] char_type(' ', space)
^  Exit: (207) [user] is_delimiter(' ')
   Call: (207) [system] _1716404=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (206) [user] classify_and_convert_charseq([:], _1680894)
^  Call: (207) [user] classify_and_convert_charseq_([:], _1726622)
^  Call: (209) [system] setup_call_cleanup('$notrace'(_1727574, _1727576), once(user:catch(read_from_chars([:], _1726622), _1727556, fail)), '$restore_trace'(_1727574, _1727576))
^  Call: (210) [system] sig_atomic(system:'$notrace'(_1727574, _1727576))
^  Exit: (209) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1727556, fail)), system:'$restore_trace'(3, -1))
   Call: (208) [system] atomic(:)
   Exit: (208) [system] atomic(:)
^  Exit: (207) [user] classify_and_convert_charseq_([:], :)
   Call: (207) [system] integer(:)
   Fail: (207) [system] integer(:)
   Call: (207) [system] _1680894=(:)
   Exit: (207) [system] (:)=(:)
^  Exit: (206) [user] classify_and_convert_charseq([:], :)
^  Exit: (205) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (204) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (204) [user] read_list(')', (0x55fbb4538270), _1739702)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1741560)
   Exit: (206) [system] peek_char((0x55fbb4538270), ' ')
   Call: (206) [system] ' '=(;)
   Fail: (206) [system] ' '=(;)
   Call: (206) [system] ' '=(/)
   Fail: (206) [system] ' '=(/)
^  Call: (206) [user] is_like_space(' ')
   Call: (207) [system] char_type(' ', 'white')
   Exit: (207) [system] char_type(' ', 'white')
^  Exit: (206) [user] is_like_space(' ')
   Call: (206) [system] get_char((0x55fbb4538270), _1751154)
   Exit: (206) [system] get_char((0x55fbb4538270), ' ')
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1753858)
   Exit: (207) [system] peek_char((0x55fbb4538270), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
   Call: (207) [system] '('=(/)
   Fail: (207) [system] '('=(/)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1770792)
   Exit: (205) [system] peek_char((0x55fbb4538270), '(')
   Call: (205) [system] '('=')'
   Fail: (205) [system] '('=')'
   Call: (205) [system] '('=end_of_file
   Fail: (205) [system] '('=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55fbb4538270), _1776362)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1778220)
   Exit: (207) [system] peek_char((0x55fbb4538270), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
   Call: (207) [system] '('=(/)
   Fail: (207) [system] '('=(/)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] get_char((0x55fbb4538270), _1794230)
   Exit: (206) [system] get_char((0x55fbb4538270), '(')
   Call: (206) [system] '('='('
   Exit: (206) [system] '('='('
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _1776362)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1799800)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'C')
   Call: (208) [system] 'C'=(;)
   Fail: (208) [system] 'C'=(;)
   Call: (208) [system] 'C'=(/)
   Fail: (208) [system] 'C'=(/)
^  Call: (208) [user] is_like_space('C')
   Call: (209) [system] char_type('C', 'white')
   Fail: (209) [system] char_type('C', 'white')
   Call: (209) [system] char_type('C', end_of_line)
   Fail: (209) [system] char_type('C', end_of_line)
   Call: (209) [system] char_type('C', space)
   Fail: (209) [system] char_type('C', space)
   Call: (209) [system] char_type('C', cntrl)
   Fail: (209) [system] char_type('C', cntrl)
^  Fail: (208) [user] is_like_space('C')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1815810)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'C')
   Call: (207) [system] 'C'=')'
   Fail: (207) [system] 'C'=')'
   Call: (207) [system] 'C'=end_of_file
   Fail: (207) [system] 'C'=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55fbb4538270), _1821380)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1823238)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'C')
   Call: (209) [system] 'C'=(;)
   Fail: (209) [system] 'C'=(;)
   Call: (209) [system] 'C'=(/)
   Fail: (209) [system] 'C'=(/)
^  Call: (209) [user] is_like_space('C')
   Call: (210) [system] char_type('C', 'white')
   Fail: (210) [system] char_type('C', 'white')
   Call: (210) [system] char_type('C', end_of_line)
   Fail: (210) [system] char_type('C', end_of_line)
   Call: (210) [system] char_type('C', space)
   Fail: (210) [system] char_type('C', space)
   Call: (210) [system] char_type('C', cntrl)
   Fail: (210) [system] char_type('C', cntrl)
^  Fail: (209) [user] is_like_space('C')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] get_char((0x55fbb4538270), _1839248)
   Exit: (208) [system] get_char((0x55fbb4538270), 'C')
   Call: (208) [system] 'C'='('
   Fail: (208) [system] 'C'='('
   Call: (208) [system] 'C'='['
   Fail: (208) [system] 'C'='['
   Call: (208) [system] 'C'='{'
   Fail: (208) [system] 'C'='{'
   Call: (208) [system] 'C'='"'
   Fail: (208) [system] 'C'='"'
   Call: (208) [system] 'C'=!
   Fail: (208) [system] 'C'=!
   Call: (208) [system] 'C'='\''
   Fail: (208) [system] 'C'='\''
   Call: (208) [system] 'C'='`'
   Fail: (208) [system] 'C'='`'
   Call: (208) [system] 'C'=end_of_file
   Fail: (208) [system] 'C'=end_of_file
^  Call: (208) [user] read_symbolic(')', (0x55fbb4538270), 'C', _1821380)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1856890)
   Call: (210) [system] peek_char((0x55fbb4538270), _1857824)
   Exit: (210) [system] peek_char((0x55fbb4538270), o)
^  Call: (210) [user] is_delimiter(o)
   Call: (211) [system] char_type(o, space)
   Fail: (211) [system] char_type(o, space)
   Call: (211) [system] arg(_1862544, v('(', ')', end_of_file), o)
   Fail: (211) [system] arg(_1863476, v('(', ')', end_of_file), o)
^  Fail: (210) [user] is_delimiter(o)
   Call: (210) [system] ')'==o
   Fail: (210) [system] ')'==o
   Call: (210) [system] get_char((0x55fbb4538270), o)
   Exit: (210) [system] get_char((0x55fbb4538270), o)
   Call: (210) [system] o=(\)
   Fail: (210) [system] o=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1870826)
   Call: (211) [system] peek_char((0x55fbb4538270), _1871760)
   Exit: (211) [system] peek_char((0x55fbb4538270), n)
^  Call: (211) [user] is_delimiter(n)
   Call: (212) [system] char_type(n, space)
   Fail: (212) [system] char_type(n, space)
   Call: (212) [system] arg(_1876480, v('(', ')', end_of_file), n)
   Fail: (212) [system] arg(_1877412, v('(', ')', end_of_file), n)
^  Fail: (211) [user] is_delimiter(n)
   Call: (211) [system] ')'==n
   Fail: (211) [system] ')'==n
   Call: (211) [system] get_char((0x55fbb4538270), n)
   Exit: (211) [system] get_char((0x55fbb4538270), n)
   Call: (211) [system] n=(\)
   Fail: (211) [system] n=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1884762)
   Call: (212) [system] peek_char((0x55fbb4538270), _1885696)
   Exit: (212) [system] peek_char((0x55fbb4538270), j)
^  Call: (212) [user] is_delimiter(j)
   Call: (213) [system] char_type(j, space)
   Fail: (213) [system] char_type(j, space)
   Call: (213) [system] arg(_1890416, v('(', ')', end_of_file), j)
   Fail: (213) [system] arg(_1891348, v('(', ')', end_of_file), j)
^  Fail: (212) [user] is_delimiter(j)
   Call: (212) [system] ')'==j
   Fail: (212) [system] ')'==j
   Call: (212) [system] get_char((0x55fbb4538270), j)
   Exit: (212) [system] get_char((0x55fbb4538270), j)
   Call: (212) [system] j=(\)
   Fail: (212) [system] j=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1898698)
   Call: (213) [system] peek_char((0x55fbb4538270), _1899632)
   Exit: (213) [system] peek_char((0x55fbb4538270), u)
^  Call: (213) [user] is_delimiter(u)
   Call: (214) [system] char_type(u, space)
   Fail: (214) [system] char_type(u, space)
   Call: (214) [system] arg(_1904352, v('(', ')', end_of_file), u)
   Fail: (214) [system] arg(_1905284, v('(', ')', end_of_file), u)
^  Fail: (213) [user] is_delimiter(u)
   Call: (213) [system] ')'==u
   Fail: (213) [system] ')'==u
   Call: (213) [system] get_char((0x55fbb4538270), u)
   Exit: (213) [system] get_char((0x55fbb4538270), u)
   Call: (213) [system] u=(\)
   Fail: (213) [system] u=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1912634)
   Call: (214) [system] peek_char((0x55fbb4538270), _1913568)
   Exit: (214) [system] peek_char((0x55fbb4538270), n)
^  Call: (214) [user] is_delimiter(n)
   Call: (215) [system] char_type(n, space)
   Fail: (215) [system] char_type(n, space)
   Call: (215) [system] arg(_1918288, v('(', ')', end_of_file), n)
   Fail: (215) [system] arg(_1919220, v('(', ')', end_of_file), n)
^  Fail: (214) [user] is_delimiter(n)
   Call: (214) [system] ')'==n
   Fail: (214) [system] ')'==n
   Call: (214) [system] get_char((0x55fbb4538270), n)
   Exit: (214) [system] get_char((0x55fbb4538270), n)
   Call: (214) [system] n=(\)
   Fail: (214) [system] n=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1926570)
   Call: (215) [system] peek_char((0x55fbb4538270), _1927504)
   Exit: (215) [system] peek_char((0x55fbb4538270), c)
^  Call: (215) [user] is_delimiter(c)
   Call: (216) [system] char_type(c, space)
   Fail: (216) [system] char_type(c, space)
   Call: (216) [system] arg(_1932224, v('(', ')', end_of_file), c)
   Fail: (216) [system] arg(_1933156, v('(', ')', end_of_file), c)
^  Fail: (215) [user] is_delimiter(c)
   Call: (215) [system] ')'==c
   Fail: (215) [system] ')'==c
   Call: (215) [system] get_char((0x55fbb4538270), c)
   Exit: (215) [system] get_char((0x55fbb4538270), c)
   Call: (215) [system] c=(\)
   Fail: (215) [system] c=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1940506)
   Call: (216) [system] peek_char((0x55fbb4538270), _1941440)
   Exit: (216) [system] peek_char((0x55fbb4538270), t)
^  Call: (216) [user] is_delimiter(t)
   Call: (217) [system] char_type(t, space)
   Fail: (217) [system] char_type(t, space)
   Call: (217) [system] arg(_1946160, v('(', ')', end_of_file), t)
   Fail: (217) [system] arg(_1947092, v('(', ')', end_of_file), t)
^  Fail: (216) [user] is_delimiter(t)
   Call: (216) [system] ')'==t
   Fail: (216) [system] ')'==t
   Call: (216) [system] get_char((0x55fbb4538270), t)
   Exit: (216) [system] get_char((0x55fbb4538270), t)
   Call: (216) [system] t=(\)
   Fail: (216) [system] t=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1954442)
   Call: (217) [system] peek_char((0x55fbb4538270), _1955376)
   Exit: (217) [system] peek_char((0x55fbb4538270), i)
^  Call: (217) [user] is_delimiter(i)
   Call: (218) [system] char_type(i, space)
   Fail: (218) [system] char_type(i, space)
   Call: (218) [system] arg(_1960096, v('(', ')', end_of_file), i)
   Fail: (218) [system] arg(_1961028, v('(', ')', end_of_file), i)
^  Fail: (217) [user] is_delimiter(i)
   Call: (217) [system] ')'==i
   Fail: (217) [system] ')'==i
   Call: (217) [system] get_char((0x55fbb4538270), i)
   Exit: (217) [system] get_char((0x55fbb4538270), i)
   Call: (217) [system] i=(\)
   Fail: (217) [system] i=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1968378)
   Call: (218) [system] peek_char((0x55fbb4538270), _1969312)
   Exit: (218) [system] peek_char((0x55fbb4538270), o)
^  Call: (218) [user] is_delimiter(o)
   Call: (219) [system] char_type(o, space)
   Fail: (219) [system] char_type(o, space)
   Call: (219) [system] arg(_1974032, v('(', ')', end_of_file), o)
   Fail: (219) [system] arg(_1974964, v('(', ')', end_of_file), o)
^  Fail: (218) [user] is_delimiter(o)
   Call: (218) [system] ')'==o
   Fail: (218) [system] ')'==o
   Call: (218) [system] get_char((0x55fbb4538270), o)
   Exit: (218) [system] get_char((0x55fbb4538270), o)
   Call: (218) [system] o=(\)
   Fail: (218) [system] o=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1982314)
   Call: (219) [system] peek_char((0x55fbb4538270), _1983248)
   Exit: (219) [system] peek_char((0x55fbb4538270), n)
^  Call: (219) [user] is_delimiter(n)
   Call: (220) [system] char_type(n, space)
   Fail: (220) [system] char_type(n, space)
   Call: (220) [system] arg(_1987968, v('(', ')', end_of_file), n)
   Fail: (220) [system] arg(_1988900, v('(', ')', end_of_file), n)
^  Fail: (219) [user] is_delimiter(n)
   Call: (219) [system] ')'==n
   Fail: (219) [system] ')'==n
   Call: (219) [system] get_char((0x55fbb4538270), n)
   Exit: (219) [system] get_char((0x55fbb4538270), n)
   Call: (219) [system] n=(\)
   Fail: (219) [system] n=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1996250)
   Call: (220) [system] peek_char((0x55fbb4538270), _1997184)
   Exit: (220) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (220) [user] is_delimiter('I')
   Call: (221) [system] char_type('I', space)
   Fail: (221) [system] char_type('I', space)
   Call: (221) [system] arg(_2001904, v('(', ')', end_of_file), 'I')
   Fail: (221) [system] arg(_2002836, v('(', ')', end_of_file), 'I')
^  Fail: (220) [user] is_delimiter('I')
   Call: (220) [system] ')'=='I'
   Fail: (220) [system] ')'=='I'
   Call: (220) [system] get_char((0x55fbb4538270), 'I')
   Exit: (220) [system] get_char((0x55fbb4538270), 'I')
   Call: (220) [system] 'I'=(\)
   Fail: (220) [system] 'I'=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _2010186)
   Call: (221) [system] peek_char((0x55fbb4538270), _2011120)
   Exit: (221) [system] peek_char((0x55fbb4538270), n)
^  Call: (221) [user] is_delimiter(n)
   Call: (222) [system] char_type(n, space)
   Fail: (222) [system] char_type(n, space)
   Call: (222) [system] arg(_2015840, v('(', ')', end_of_file), n)
   Fail: (222) [system] arg(_2016772, v('(', ')', end_of_file), n)
^  Fail: (221) [user] is_delimiter(n)
   Call: (221) [system] ')'==n
   Fail: (221) [system] ')'==n
   Call: (221) [system] get_char((0x55fbb4538270), n)
   Exit: (221) [system] get_char((0x55fbb4538270), n)
   Call: (221) [system] n=(\)
   Fail: (221) [system] n=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _2024122)
   Call: (222) [system] peek_char((0x55fbb4538270), _2025056)
   Exit: (222) [system] peek_char((0x55fbb4538270), t)
^  Call: (222) [user] is_delimiter(t)
   Call: (223) [system] char_type(t, space)
   Fail: (223) [system] char_type(t, space)
   Call: (223) [system] arg(_2029776, v('(', ')', end_of_file), t)
   Fail: (223) [system] arg(_2030708, v('(', ')', end_of_file), t)
^  Fail: (222) [user] is_delimiter(t)
   Call: (222) [system] ')'==t
   Fail: (222) [system] ')'==t
   Call: (222) [system] get_char((0x55fbb4538270), t)
   Exit: (222) [system] get_char((0x55fbb4538270), t)
   Call: (222) [system] t=(\)
   Fail: (222) [system] t=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _2038058)
   Call: (223) [system] peek_char((0x55fbb4538270), _2038992)
   Exit: (223) [system] peek_char((0x55fbb4538270), r)
^  Call: (223) [user] is_delimiter(r)
   Call: (224) [system] char_type(r, space)
   Fail: (224) [system] char_type(r, space)
   Call: (224) [system] arg(_2043712, v('(', ')', end_of_file), r)
   Fail: (224) [system] arg(_2044644, v('(', ')', end_of_file), r)
^  Fail: (223) [user] is_delimiter(r)
   Call: (223) [system] ')'==r
   Fail: (223) [system] ')'==r
   Call: (223) [system] get_char((0x55fbb4538270), r)
   Exit: (223) [system] get_char((0x55fbb4538270), r)
   Call: (223) [system] r=(\)
   Fail: (223) [system] r=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _2051994)
   Call: (224) [system] peek_char((0x55fbb4538270), _2052928)
   Exit: (224) [system] peek_char((0x55fbb4538270), o)
^  Call: (224) [user] is_delimiter(o)
   Call: (225) [system] char_type(o, space)
   Fail: (225) [system] char_type(o, space)
   Call: (225) [system] arg(_2057648, v('(', ')', end_of_file), o)
   Fail: (225) [system] arg(_2058580, v('(', ')', end_of_file), o)
^  Fail: (224) [user] is_delimiter(o)
   Call: (224) [system] ')'==o
   Fail: (224) [system] ')'==o
   Call: (224) [system] get_char((0x55fbb4538270), o)
   Exit: (224) [system] get_char((0x55fbb4538270), o)
   Call: (224) [system] o=(\)
   Fail: (224) [system] o=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _2065930)
   Call: (225) [system] peek_char((0x55fbb4538270), _2066864)
   Exit: (225) [system] peek_char((0x55fbb4538270), d)
^  Call: (225) [user] is_delimiter(d)
   Call: (226) [system] char_type(d, space)
   Fail: (226) [system] char_type(d, space)
   Call: (226) [system] arg(_2071584, v('(', ')', end_of_file), d)
   Fail: (226) [system] arg(_2072516, v('(', ')', end_of_file), d)
^  Fail: (225) [user] is_delimiter(d)
   Call: (225) [system] ')'==d
   Fail: (225) [system] ')'==d
   Call: (225) [system] get_char((0x55fbb4538270), d)
   Exit: (225) [system] get_char((0x55fbb4538270), d)
   Call: (225) [system] d=(\)
   Fail: (225) [system] d=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _2079866)
   Call: (226) [system] peek_char((0x55fbb4538270), _2080800)
   Exit: (226) [system] peek_char((0x55fbb4538270), u)
^  Call: (226) [user] is_delimiter(u)
   Call: (227) [system] char_type(u, space)
   Fail: (227) [system] char_type(u, space)
   Call: (227) [system] arg(_2085520, v('(', ')', end_of_file), u)
   Fail: (227) [system] arg(_2086452, v('(', ')', end_of_file), u)
^  Fail: (226) [user] is_delimiter(u)
   Call: (226) [system] ')'==u
   Fail: (226) [system] ')'==u
   Call: (226) [system] get_char((0x55fbb4538270), u)
   Exit: (226) [system] get_char((0x55fbb4538270), u)
   Call: (226) [system] u=(\)
   Fail: (226) [system] u=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _2093802)
   Call: (227) [system] peek_char((0x55fbb4538270), _2094736)
   Exit: (227) [system] peek_char((0x55fbb4538270), c)
^  Call: (227) [user] is_delimiter(c)
   Call: (228) [system] char_type(c, space)
   Fail: (228) [system] char_type(c, space)
   Call: (228) [system] arg(_7368, v('(', ')', end_of_file), c)
   Fail: (228) [system] arg(_8300, v('(', ')', end_of_file), c)
^  Fail: (227) [user] is_delimiter(c)
   Call: (227) [system] ')'==c
   Fail: (227) [system] ')'==c
   Call: (227) [system] get_char((0x55fbb4538270), c)
   Exit: (227) [system] get_char((0x55fbb4538270), c)
   Call: (227) [system] c=(\)
   Fail: (227) [system] c=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _15650)
   Call: (228) [system] peek_char((0x55fbb4538270), _16584)
   Exit: (228) [system] peek_char((0x55fbb4538270), t)
^  Call: (228) [user] is_delimiter(t)
   Call: (229) [system] char_type(t, space)
   Fail: (229) [system] char_type(t, space)
   Call: (229) [system] arg(_21304, v('(', ')', end_of_file), t)
   Fail: (229) [system] arg(_22236, v('(', ')', end_of_file), t)
^  Fail: (228) [user] is_delimiter(t)
   Call: (228) [system] ')'==t
   Fail: (228) [system] ')'==t
   Call: (228) [system] get_char((0x55fbb4538270), t)
   Exit: (228) [system] get_char((0x55fbb4538270), t)
   Call: (228) [system] t=(\)
   Fail: (228) [system] t=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _29586)
   Call: (229) [system] peek_char((0x55fbb4538270), _30520)
   Exit: (229) [system] peek_char((0x55fbb4538270), i)
^  Call: (229) [user] is_delimiter(i)
   Call: (230) [system] char_type(i, space)
   Fail: (230) [system] char_type(i, space)
   Call: (230) [system] arg(_35240, v('(', ')', end_of_file), i)
   Fail: (230) [system] arg(_36172, v('(', ')', end_of_file), i)
^  Fail: (229) [user] is_delimiter(i)
   Call: (229) [system] ')'==i
   Fail: (229) [system] ')'==i
   Call: (229) [system] get_char((0x55fbb4538270), i)
   Exit: (229) [system] get_char((0x55fbb4538270), i)
   Call: (229) [system] i=(\)
   Fail: (229) [system] i=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _43522)
   Call: (230) [system] peek_char((0x55fbb4538270), _44456)
   Exit: (230) [system] peek_char((0x55fbb4538270), o)
^  Call: (230) [user] is_delimiter(o)
   Call: (231) [system] char_type(o, space)
   Fail: (231) [system] char_type(o, space)
   Call: (231) [system] arg(_49176, v('(', ')', end_of_file), o)
   Fail: (231) [system] arg(_50108, v('(', ')', end_of_file), o)
^  Fail: (230) [user] is_delimiter(o)
   Call: (230) [system] ')'==o
   Fail: (230) [system] ')'==o
   Call: (230) [system] get_char((0x55fbb4538270), o)
   Exit: (230) [system] get_char((0x55fbb4538270), o)
   Call: (230) [system] o=(\)
   Fail: (230) [system] o=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _57458)
   Call: (231) [system] peek_char((0x55fbb4538270), _58392)
   Exit: (231) [system] peek_char((0x55fbb4538270), n)
^  Call: (231) [user] is_delimiter(n)
   Call: (232) [system] char_type(n, space)
   Fail: (232) [system] char_type(n, space)
   Call: (232) [system] arg(_63112, v('(', ')', end_of_file), n)
   Fail: (232) [system] arg(_64044, v('(', ')', end_of_file), n)
^  Fail: (231) [user] is_delimiter(n)
   Call: (231) [system] ')'==n
   Fail: (231) [system] ')'==n
   Call: (231) [system] get_char((0x55fbb4538270), n)
   Exit: (231) [system] get_char((0x55fbb4538270), n)
   Call: (231) [system] n=(\)
   Fail: (231) [system] n=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _71394)
   Call: (232) [system] peek_char((0x55fbb4538270), _72328)
   Exit: (232) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (232) [user] is_delimiter(' ')
   Call: (233) [system] char_type(' ', space)
   Exit: (233) [system] char_type(' ', space)
^  Exit: (232) [user] is_delimiter(' ')
   Call: (232) [system] _71394=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (231) [system] _57458=[n]
   Exit: (231) [system] [n]=[n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (230) [system] _43522=[o, n]
   Exit: (230) [system] [o, n]=[o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (229) [system] _29586=[i, o, n]
   Exit: (229) [system] [i, o, n]=[i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (228) [system] _15650=[t, i, o, n]
   Exit: (228) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (227) [system] _4718=[c, t, i, o, n]
   Exit: (227) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (226) [system] _4714=[u, c, t, i, o, n]
   Exit: (226) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (225) [system] _4710=[d, u, c, t, i, o, n]
   Exit: (225) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (224) [system] _4706=[o, d, u, c, t, i, o, n]
   Exit: (224) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (223) [system] _4702=[r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _4698=[t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _4694=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _4690=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _4686=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _4682=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _4678=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _4674=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _4670=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _4666=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _4662=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (212) [system] _4658=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (212) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (211) [system] _4654=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (211) [system] [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (210) [system] _4650=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (210) [system] [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (209) [user] classify_and_convert_charseq(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _4646)
^  Call: (210) [user] classify_and_convert_charseq_(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _143080)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_144032, _144034), once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _143080), _144014, fail)), '$restore_trace'(_144032, _144034))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_144032, _144034))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _143080), _144014, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(_143080)
   Fail: (211) [system] atomic(_143080)
   Call: (211) [system] atom_chars(_143080, ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (211) [system] atom_chars('ConjunctionIntroduction', ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (210) [user] classify_and_convert_charseq_(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
   Call: (210) [system] integer('ConjunctionIntroduction')
   Fail: (210) [system] integer('ConjunctionIntroduction')
   Call: (210) [system] _4646='ConjunctionIntroduction'
   Exit: (210) [system] 'ConjunctionIntroduction'='ConjunctionIntroduction'
^  Exit: (209) [user] classify_and_convert_charseq(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
^  Exit: (208) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'ConjunctionIntroduction')
^  Exit: (207) [user] cont_sexpr(')', (0x55fbb4538270), 'ConjunctionIntroduction')
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _158030)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _159888)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
   Call: (209) [system] ' '=(/)
   Fail: (209) [system] ' '=(/)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55fbb4538270), _169482)
   Exit: (209) [system] get_char((0x55fbb4538270), ' ')
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _172186)
   Exit: (210) [system] peek_char((0x55fbb4538270), a)
   Call: (210) [system] a=(;)
   Fail: (210) [system] a=(;)
   Call: (210) [system] a=(/)
   Fail: (210) [system] a=(/)
^  Call: (210) [user] is_like_space(a)
   Call: (211) [system] char_type(a, 'white')
   Fail: (211) [system] char_type(a, 'white')
   Call: (211) [system] char_type(a, end_of_line)
   Fail: (211) [system] char_type(a, end_of_line)
   Call: (211) [system] char_type(a, space)
   Fail: (211) [system] char_type(a, space)
   Call: (211) [system] char_type(a, cntrl)
   Fail: (211) [system] char_type(a, cntrl)
^  Fail: (210) [user] is_like_space(a)
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _189120)
   Exit: (208) [system] peek_char((0x55fbb4538270), a)
   Call: (208) [system] a=')'
   Fail: (208) [system] a=')'
   Call: (208) [system] a=end_of_file
   Fail: (208) [system] a=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55fbb4538270), _194690)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _196548)
   Exit: (210) [system] peek_char((0x55fbb4538270), a)
   Call: (210) [system] a=(;)
   Fail: (210) [system] a=(;)
   Call: (210) [system] a=(/)
   Fail: (210) [system] a=(/)
^  Call: (210) [user] is_like_space(a)
   Call: (211) [system] char_type(a, 'white')
   Fail: (211) [system] char_type(a, 'white')
   Call: (211) [system] char_type(a, end_of_line)
   Fail: (211) [system] char_type(a, end_of_line)
   Call: (211) [system] char_type(a, space)
   Fail: (211) [system] char_type(a, space)
   Call: (211) [system] char_type(a, cntrl)
   Fail: (211) [system] char_type(a, cntrl)
^  Fail: (210) [user] is_like_space(a)
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] get_char((0x55fbb4538270), _212558)
   Exit: (209) [system] get_char((0x55fbb4538270), a)
   Call: (209) [system] a='('
   Fail: (209) [system] a='('
   Call: (209) [system] a='['
   Fail: (209) [system] a='['
   Call: (209) [system] a='{'
   Fail: (209) [system] a='{'
   Call: (209) [system] a='"'
   Fail: (209) [system] a='"'
   Call: (209) [system] a=!
   Fail: (209) [system] a=!
   Call: (209) [system] a='\''
   Fail: (209) [system] a='\''
   Call: (209) [system] a='`'
   Fail: (209) [system] a='`'
   Call: (209) [system] a=end_of_file
   Fail: (209) [system] a=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55fbb4538270), a, _194690)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _230200)
   Call: (211) [system] peek_char((0x55fbb4538270), _231134)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (211) [user] is_delimiter(' ')
   Call: (212) [system] char_type(' ', space)
   Exit: (212) [system] char_type(' ', space)
^  Exit: (211) [user] is_delimiter(' ')
   Call: (211) [system] _230200=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (210) [user] classify_and_convert_charseq([a], _194690)
^  Call: (211) [user] classify_and_convert_charseq_([a], _240418)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_241370, _241372), once(user:catch(read_from_chars([a], _240418), _241352, fail)), '$restore_trace'(_241370, _241372))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_241370, _241372))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _241352, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(a)
   Exit: (212) [system] atomic(a)
^  Exit: (211) [user] classify_and_convert_charseq_([a], a)
   Call: (211) [system] integer(a)
   Fail: (211) [system] integer(a)
   Call: (211) [system] _194690=a
   Exit: (211) [system] a=a
^  Exit: (210) [user] classify_and_convert_charseq([a], a)
^  Exit: (209) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (208) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _253498)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _255356)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
   Call: (210) [system] ' '=(/)
   Fail: (210) [system] ' '=(/)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55fbb4538270), _264950)
   Exit: (210) [system] get_char((0x55fbb4538270), ' ')
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _267654)
   Exit: (211) [system] peek_char((0x55fbb4538270), c)
   Call: (211) [system] c=(;)
   Fail: (211) [system] c=(;)
   Call: (211) [system] c=(/)
   Fail: (211) [system] c=(/)
^  Call: (211) [user] is_like_space(c)
   Call: (212) [system] char_type(c, 'white')
   Fail: (212) [system] char_type(c, 'white')
   Call: (212) [system] char_type(c, end_of_line)
   Fail: (212) [system] char_type(c, end_of_line)
   Call: (212) [system] char_type(c, space)
   Fail: (212) [system] char_type(c, space)
   Call: (212) [system] char_type(c, cntrl)
   Fail: (212) [system] char_type(c, cntrl)
^  Fail: (211) [user] is_like_space(c)
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _284588)
   Exit: (209) [system] peek_char((0x55fbb4538270), c)
   Call: (209) [system] c=')'
   Fail: (209) [system] c=')'
   Call: (209) [system] c=end_of_file
   Fail: (209) [system] c=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55fbb4538270), _290158)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _292016)
   Exit: (211) [system] peek_char((0x55fbb4538270), c)
   Call: (211) [system] c=(;)
   Fail: (211) [system] c=(;)
   Call: (211) [system] c=(/)
   Fail: (211) [system] c=(/)
^  Call: (211) [user] is_like_space(c)
   Call: (212) [system] char_type(c, 'white')
   Fail: (212) [system] char_type(c, 'white')
   Call: (212) [system] char_type(c, end_of_line)
   Fail: (212) [system] char_type(c, end_of_line)
   Call: (212) [system] char_type(c, space)
   Fail: (212) [system] char_type(c, space)
   Call: (212) [system] char_type(c, cntrl)
   Fail: (212) [system] char_type(c, cntrl)
^  Fail: (211) [user] is_like_space(c)
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] get_char((0x55fbb4538270), _308026)
   Exit: (210) [system] get_char((0x55fbb4538270), c)
   Call: (210) [system] c='('
   Fail: (210) [system] c='('
   Call: (210) [system] c='['
   Fail: (210) [system] c='['
   Call: (210) [system] c='{'
   Fail: (210) [system] c='{'
   Call: (210) [system] c='"'
   Fail: (210) [system] c='"'
   Call: (210) [system] c=!
   Fail: (210) [system] c=!
   Call: (210) [system] c='\''
   Fail: (210) [system] c='\''
   Call: (210) [system] c='`'
   Fail: (210) [system] c='`'
   Call: (210) [system] c=end_of_file
   Fail: (210) [system] c=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55fbb4538270), c, _290158)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _325668)
   Call: (212) [system] peek_char((0x55fbb4538270), _326602)
   Exit: (212) [system] peek_char((0x55fbb4538270), d)
^  Call: (212) [user] is_delimiter(d)
   Call: (213) [system] char_type(d, space)
   Fail: (213) [system] char_type(d, space)
   Call: (213) [system] arg(_331322, v('(', ')', end_of_file), d)
   Fail: (213) [system] arg(_332254, v('(', ')', end_of_file), d)
^  Fail: (212) [user] is_delimiter(d)
   Call: (212) [system] ')'==d
   Fail: (212) [system] ')'==d
   Call: (212) [system] get_char((0x55fbb4538270), d)
   Exit: (212) [system] get_char((0x55fbb4538270), d)
   Call: (212) [system] d=(\)
   Fail: (212) [system] d=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _339604)
   Call: (213) [system] peek_char((0x55fbb4538270), _340538)
   Exit: (213) [system] peek_char((0x55fbb4538270), e)
^  Call: (213) [user] is_delimiter(e)
   Call: (214) [system] char_type(e, space)
   Fail: (214) [system] char_type(e, space)
   Call: (214) [system] arg(_345258, v('(', ')', end_of_file), e)
   Fail: (214) [system] arg(_346190, v('(', ')', end_of_file), e)
^  Fail: (213) [user] is_delimiter(e)
   Call: (213) [system] ')'==e
   Fail: (213) [system] ')'==e
   Call: (213) [system] get_char((0x55fbb4538270), e)
   Exit: (213) [system] get_char((0x55fbb4538270), e)
   Call: (213) [system] e=(\)
   Fail: (213) [system] e=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _353540)
   Call: (214) [system] peek_char((0x55fbb4538270), _354474)
   Exit: (214) [system] peek_char((0x55fbb4538270), ')')
^  Call: (214) [user] is_delimiter(')')
   Call: (215) [system] char_type(')', space)
   Fail: (215) [system] char_type(')', space)
   Call: (215) [system] arg(_359194, v('(', ')', end_of_file), ')')
   Exit: (215) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (214) [user] is_delimiter(')')
   Call: (214) [system] _353540=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (213) [system] _339604=[e]
   Exit: (213) [system] [e]=[e]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (212) [system] _325668=[d, e]
   Exit: (212) [system] [d, e]=[d, e]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, e])
^  Call: (211) [user] classify_and_convert_charseq([c, d, e], _290158)
^  Call: (212) [user] classify_and_convert_charseq_([c, d, e], _371218)
^  Call: (214) [system] setup_call_cleanup('$notrace'(_372170, _372172), once(user:catch(read_from_chars([c, d, e], _371218), _372152, fail)), '$restore_trace'(_372170, _372172))
^  Call: (215) [system] sig_atomic(system:'$notrace'(_372170, _372172))
^  Exit: (214) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _372152, fail)), system:'$restore_trace'(3, -1))
   Call: (213) [system] atomic(cde)
   Exit: (213) [system] atomic(cde)
^  Exit: (212) [user] classify_and_convert_charseq_([c, d, e], cde)
   Call: (212) [system] integer(cde)
   Fail: (212) [system] integer(cde)
   Call: (212) [system] _290158=cde
   Exit: (212) [system] cde=cde
^  Exit: (211) [user] classify_and_convert_charseq([c, d, e], cde)
^  Exit: (210) [user] read_symbolic(')', (0x55fbb4538270), c, cde)
^  Exit: (209) [user] cont_sexpr(')', (0x55fbb4538270), cde)
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _384298)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _386156)
   Exit: (211) [system] peek_char((0x55fbb4538270), ')')
   Call: (211) [system] ')'=(;)
   Fail: (211) [system] ')'=(;)
   Call: (211) [system] ')'=(/)
   Fail: (211) [system] ')'=(/)
^  Call: (211) [user] is_like_space(')')
   Call: (212) [system] char_type(')', 'white')
   Fail: (212) [system] char_type(')', 'white')
   Call: (212) [system] char_type(')', end_of_line)
   Fail: (212) [system] char_type(')', end_of_line)
   Call: (212) [system] char_type(')', space)
   Fail: (212) [system] char_type(')', space)
   Call: (212) [system] char_type(')', cntrl)
   Fail: (212) [system] char_type(')', cntrl)
^  Fail: (211) [user] is_like_space(')')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _402166)
   Exit: (210) [system] peek_char((0x55fbb4538270), ')')
   Call: (210) [system] ')'=')'
   Exit: (210) [system] ')'=')'
   Call: (210) [system] get_char((0x55fbb4538270), _405956)
   Exit: (210) [system] get_char((0x55fbb4538270), ')')
   Call: (210) [system] _384298=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), [])
   Call: (209) [system] _253498=[cde]
   Exit: (209) [system] [cde]=[cde]
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), [cde])
   Call: (208) [system] _158030=[a, cde]
   Exit: (208) [system] [a, cde]=[a, cde]
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), [a, cde])
   Call: (207) [system] _4640=['ConjunctionIntroduction', a, cde]
   Exit: (207) [system] ['ConjunctionIntroduction', a, cde]=['ConjunctionIntroduction', a, cde]
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), ['ConjunctionIntroduction', a, cde])
^  Exit: (205) [user] cont_sexpr(')', (0x55fbb4538270), ['ConjunctionIntroduction', a, cde])
^  Call: (205) [user] read_list(')', (0x55fbb4538270), _419838)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _421696)
   Exit: (207) [system] peek_char((0x55fbb4538270), ' ')
   Call: (207) [system] ' '=(;)
   Fail: (207) [system] ' '=(;)
   Call: (207) [system] ' '=(/)
   Fail: (207) [system] ' '=(/)
^  Call: (207) [user] is_like_space(' ')
   Call: (208) [system] char_type(' ', 'white')
   Exit: (208) [system] char_type(' ', 'white')
^  Exit: (207) [user] is_like_space(' ')
   Call: (207) [system] get_char((0x55fbb4538270), _431290)
   Exit: (207) [system] get_char((0x55fbb4538270), ' ')
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _433994)
   Exit: (208) [system] peek_char((0x55fbb4538270), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
   Call: (208) [system] '('=(/)
   Fail: (208) [system] '('=(/)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _450928)
   Exit: (206) [system] peek_char((0x55fbb4538270), '(')
   Call: (206) [system] '('=')'
   Fail: (206) [system] '('=')'
   Call: (206) [system] '('=end_of_file
   Fail: (206) [system] '('=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55fbb4538270), _456498)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _458356)
   Exit: (208) [system] peek_char((0x55fbb4538270), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
   Call: (208) [system] '('=(/)
   Fail: (208) [system] '('=(/)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] get_char((0x55fbb4538270), _474366)
   Exit: (207) [system] get_char((0x55fbb4538270), '(')
   Call: (207) [system] '('='('
   Exit: (207) [system] '('='('
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _456498)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _479936)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'A')
   Call: (209) [system] 'A'=(;)
   Fail: (209) [system] 'A'=(;)
   Call: (209) [system] 'A'=(/)
   Fail: (209) [system] 'A'=(/)
^  Call: (209) [user] is_like_space('A')
   Call: (210) [system] char_type('A', 'white')
   Fail: (210) [system] char_type('A', 'white')
   Call: (210) [system] char_type('A', end_of_line)
   Fail: (210) [system] char_type('A', end_of_line)
   Call: (210) [system] char_type('A', space)
   Fail: (210) [system] char_type('A', space)
   Call: (210) [system] char_type('A', cntrl)
   Fail: (210) [system] char_type('A', cntrl)
^  Fail: (209) [user] is_like_space('A')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _495946)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'A')
   Call: (208) [system] 'A'=')'
   Fail: (208) [system] 'A'=')'
   Call: (208) [system] 'A'=end_of_file
   Fail: (208) [system] 'A'=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55fbb4538270), _501516)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _503374)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'A')
   Call: (210) [system] 'A'=(;)
   Fail: (210) [system] 'A'=(;)
   Call: (210) [system] 'A'=(/)
   Fail: (210) [system] 'A'=(/)
^  Call: (210) [user] is_like_space('A')
   Call: (211) [system] char_type('A', 'white')
   Fail: (211) [system] char_type('A', 'white')
   Call: (211) [system] char_type('A', end_of_line)
   Fail: (211) [system] char_type('A', end_of_line)
   Call: (211) [system] char_type('A', space)
   Fail: (211) [system] char_type('A', space)
   Call: (211) [system] char_type('A', cntrl)
   Fail: (211) [system] char_type('A', cntrl)
^  Fail: (210) [user] is_like_space('A')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] get_char((0x55fbb4538270), _519384)
   Exit: (209) [system] get_char((0x55fbb4538270), 'A')
   Call: (209) [system] 'A'='('
   Fail: (209) [system] 'A'='('
   Call: (209) [system] 'A'='['
   Fail: (209) [system] 'A'='['
   Call: (209) [system] 'A'='{'
   Fail: (209) [system] 'A'='{'
   Call: (209) [system] 'A'='"'
   Fail: (209) [system] 'A'='"'
   Call: (209) [system] 'A'=!
   Fail: (209) [system] 'A'=!
   Call: (209) [system] 'A'='\''
   Fail: (209) [system] 'A'='\''
   Call: (209) [system] 'A'='`'
   Fail: (209) [system] 'A'='`'
   Call: (209) [system] 'A'=end_of_file
   Fail: (209) [system] 'A'=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55fbb4538270), 'A', _501516)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _537026)
   Call: (211) [system] peek_char((0x55fbb4538270), _537960)
   Exit: (211) [system] peek_char((0x55fbb4538270), n)
^  Call: (211) [user] is_delimiter(n)
   Call: (212) [system] char_type(n, space)
   Fail: (212) [system] char_type(n, space)
   Call: (212) [system] arg(_542680, v('(', ')', end_of_file), n)
   Fail: (212) [system] arg(_543612, v('(', ')', end_of_file), n)
^  Fail: (211) [user] is_delimiter(n)
   Call: (211) [system] ')'==n
   Fail: (211) [system] ')'==n
   Call: (211) [system] get_char((0x55fbb4538270), n)
   Exit: (211) [system] get_char((0x55fbb4538270), n)
   Call: (211) [system] n=(\)
   Fail: (211) [system] n=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _550962)
   Call: (212) [system] peek_char((0x55fbb4538270), _551896)
   Exit: (212) [system] peek_char((0x55fbb4538270), d)
^  Call: (212) [user] is_delimiter(d)
   Call: (213) [system] char_type(d, space)
   Fail: (213) [system] char_type(d, space)
   Call: (213) [system] arg(_556616, v('(', ')', end_of_file), d)
   Fail: (213) [system] arg(_557548, v('(', ')', end_of_file), d)
^  Fail: (212) [user] is_delimiter(d)
   Call: (212) [system] ')'==d
   Fail: (212) [system] ')'==d
   Call: (212) [system] get_char((0x55fbb4538270), d)
   Exit: (212) [system] get_char((0x55fbb4538270), d)
   Call: (212) [system] d=(\)
   Fail: (212) [system] d=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _564898)
   Call: (213) [system] peek_char((0x55fbb4538270), _565832)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (213) [user] is_delimiter('L')
   Call: (214) [system] char_type('L', space)
   Fail: (214) [system] char_type('L', space)
   Call: (214) [system] arg(_570552, v('(', ')', end_of_file), 'L')
   Fail: (214) [system] arg(_571484, v('(', ')', end_of_file), 'L')
^  Fail: (213) [user] is_delimiter('L')
   Call: (213) [system] ')'=='L'
   Fail: (213) [system] ')'=='L'
   Call: (213) [system] get_char((0x55fbb4538270), 'L')
   Exit: (213) [system] get_char((0x55fbb4538270), 'L')
   Call: (213) [system] 'L'=(\)
   Fail: (213) [system] 'L'=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _578834)
   Call: (214) [system] peek_char((0x55fbb4538270), _579768)
   Exit: (214) [system] peek_char((0x55fbb4538270), i)
^  Call: (214) [user] is_delimiter(i)
   Call: (215) [system] char_type(i, space)
   Fail: (215) [system] char_type(i, space)
   Call: (215) [system] arg(_584488, v('(', ')', end_of_file), i)
   Fail: (215) [system] arg(_585420, v('(', ')', end_of_file), i)
^  Fail: (214) [user] is_delimiter(i)
   Call: (214) [system] ')'==i
   Fail: (214) [system] ')'==i
   Call: (214) [system] get_char((0x55fbb4538270), i)
   Exit: (214) [system] get_char((0x55fbb4538270), i)
   Call: (214) [system] i=(\)
   Fail: (214) [system] i=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _592770)
   Call: (215) [system] peek_char((0x55fbb4538270), _593704)
   Exit: (215) [system] peek_char((0x55fbb4538270), n)
^  Call: (215) [user] is_delimiter(n)
   Call: (216) [system] char_type(n, space)
   Fail: (216) [system] char_type(n, space)
   Call: (216) [system] arg(_598424, v('(', ')', end_of_file), n)
   Fail: (216) [system] arg(_599356, v('(', ')', end_of_file), n)
^  Fail: (215) [user] is_delimiter(n)
   Call: (215) [system] ')'==n
   Fail: (215) [system] ')'==n
   Call: (215) [system] get_char((0x55fbb4538270), n)
   Exit: (215) [system] get_char((0x55fbb4538270), n)
   Call: (215) [system] n=(\)
   Fail: (215) [system] n=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _606706)
   Call: (216) [system] peek_char((0x55fbb4538270), _607640)
   Exit: (216) [system] peek_char((0x55fbb4538270), k)
^  Call: (216) [user] is_delimiter(k)
   Call: (217) [system] char_type(k, space)
   Fail: (217) [system] char_type(k, space)
   Call: (217) [system] arg(_612360, v('(', ')', end_of_file), k)
   Fail: (217) [system] arg(_613292, v('(', ')', end_of_file), k)
^  Fail: (216) [user] is_delimiter(k)
   Call: (216) [system] ')'==k
   Fail: (216) [system] ')'==k
   Call: (216) [system] get_char((0x55fbb4538270), k)
   Exit: (216) [system] get_char((0x55fbb4538270), k)
   Call: (216) [system] k=(\)
   Fail: (216) [system] k=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _620642)
   Call: (217) [system] peek_char((0x55fbb4538270), _621576)
   Exit: (217) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (217) [user] is_delimiter(' ')
   Call: (218) [system] char_type(' ', space)
   Exit: (218) [system] char_type(' ', space)
^  Exit: (217) [user] is_delimiter(' ')
   Call: (217) [system] _620642=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (216) [system] _606706=[k]
   Exit: (216) [system] [k]=[k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (215) [system] _592770=[n, k]
   Exit: (215) [system] [n, k]=[n, k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (214) [system] _578834=[i, n, k]
   Exit: (214) [system] [i, n, k]=[i, n, k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (213) [system] _564898=['L', i, n, k]
   Exit: (213) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (212) [system] _550962=[d, 'L', i, n, k]
   Exit: (212) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (211) [system] _537026=[n, d, 'L', i, n, k]
   Exit: (211) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (210) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _501516)
^  Call: (211) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _647624)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_648576, _648578), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _647624), _648558, fail)), '$restore_trace'(_648576, _648578))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_648576, _648578))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _647624), _648558, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(_647624)
   Fail: (212) [system] atomic(_647624)
   Call: (212) [system] atom_chars(_647624, ['A', n, d, 'L', i, n, k])
   Exit: (212) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (211) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (211) [system] integer('AndLink')
   Fail: (211) [system] integer('AndLink')
   Call: (211) [system] _501516='AndLink'
   Exit: (211) [system] 'AndLink'='AndLink'
^  Exit: (210) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (209) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (208) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _662574)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _664432)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
   Call: (210) [system] ' '=(/)
   Fail: (210) [system] ' '=(/)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55fbb4538270), _674026)
   Exit: (210) [system] get_char((0x55fbb4538270), ' ')
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _676730)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'A')
   Call: (211) [system] 'A'=(;)
   Fail: (211) [system] 'A'=(;)
   Call: (211) [system] 'A'=(/)
   Fail: (211) [system] 'A'=(/)
^  Call: (211) [user] is_like_space('A')
   Call: (212) [system] char_type('A', 'white')
   Fail: (212) [system] char_type('A', 'white')
   Call: (212) [system] char_type('A', end_of_line)
   Fail: (212) [system] char_type('A', end_of_line)
   Call: (212) [system] char_type('A', space)
   Fail: (212) [system] char_type('A', space)
   Call: (212) [system] char_type('A', cntrl)
   Fail: (212) [system] char_type('A', cntrl)
^  Fail: (211) [user] is_like_space('A')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _693664)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'A')
   Call: (209) [system] 'A'=')'
   Fail: (209) [system] 'A'=')'
   Call: (209) [system] 'A'=end_of_file
   Fail: (209) [system] 'A'=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55fbb4538270), _699234)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _701092)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'A')
   Call: (211) [system] 'A'=(;)
   Fail: (211) [system] 'A'=(;)
   Call: (211) [system] 'A'=(/)
   Fail: (211) [system] 'A'=(/)
^  Call: (211) [user] is_like_space('A')
   Call: (212) [system] char_type('A', 'white')
   Fail: (212) [system] char_type('A', 'white')
   Call: (212) [system] char_type('A', end_of_line)
   Fail: (212) [system] char_type('A', end_of_line)
   Call: (212) [system] char_type('A', space)
   Fail: (212) [system] char_type('A', space)
   Call: (212) [system] char_type('A', cntrl)
   Fail: (212) [system] char_type('A', cntrl)
^  Fail: (211) [user] is_like_space('A')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] get_char((0x55fbb4538270), _717102)
   Exit: (210) [system] get_char((0x55fbb4538270), 'A')
   Call: (210) [system] 'A'='('
   Fail: (210) [system] 'A'='('
   Call: (210) [system] 'A'='['
   Fail: (210) [system] 'A'='['
   Call: (210) [system] 'A'='{'
   Fail: (210) [system] 'A'='{'
   Call: (210) [system] 'A'='"'
   Fail: (210) [system] 'A'='"'
   Call: (210) [system] 'A'=!
   Fail: (210) [system] 'A'=!
   Call: (210) [system] 'A'='\''
   Fail: (210) [system] 'A'='\''
   Call: (210) [system] 'A'='`'
   Fail: (210) [system] 'A'='`'
   Call: (210) [system] 'A'=end_of_file
   Fail: (210) [system] 'A'=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55fbb4538270), 'A', _699234)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _734744)
   Call: (212) [system] peek_char((0x55fbb4538270), _735678)
   Exit: (212) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (212) [user] is_delimiter(' ')
   Call: (213) [system] char_type(' ', space)
   Exit: (213) [system] char_type(' ', space)
^  Exit: (212) [user] is_delimiter(' ')
   Call: (212) [system] _734744=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (211) [user] classify_and_convert_charseq(['A'], _699234)
^  Call: (212) [user] classify_and_convert_charseq_(['A'], _744962)
^  Call: (214) [system] setup_call_cleanup('$notrace'(_745914, _745916), once(user:catch(read_from_chars(['A'], _744962), _745896, fail)), '$restore_trace'(_745914, _745916))
^  Call: (215) [system] sig_atomic(system:'$notrace'(_745914, _745916))
^  Exit: (214) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _744962), _745896, fail)), system:'$restore_trace'(3, -1))
   Call: (213) [system] atomic(_744962)
   Fail: (213) [system] atomic(_744962)
   Call: (213) [system] atom_chars(_744962, ['A'])
   Exit: (213) [system] atom_chars('A', ['A'])
^  Exit: (212) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (212) [system] integer('A')
   Fail: (212) [system] integer('A')
   Call: (212) [system] _699234='A'
   Exit: (212) [system] 'A'='A'
^  Exit: (211) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (210) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (209) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _759912)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _761770)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
   Call: (211) [system] ' '=(/)
   Fail: (211) [system] ' '=(/)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55fbb4538270), _771364)
   Exit: (211) [system] get_char((0x55fbb4538270), ' ')
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _774068)
   Exit: (212) [system] peek_char((0x55fbb4538270), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
   Call: (212) [system] '('=(/)
   Fail: (212) [system] '('=(/)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _791002)
   Exit: (210) [system] peek_char((0x55fbb4538270), '(')
   Call: (210) [system] '('=')'
   Fail: (210) [system] '('=')'
   Call: (210) [system] '('=end_of_file
   Fail: (210) [system] '('=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55fbb4538270), _796572)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _798430)
   Exit: (212) [system] peek_char((0x55fbb4538270), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
   Call: (212) [system] '('=(/)
   Fail: (212) [system] '('=(/)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] get_char((0x55fbb4538270), _814440)
   Exit: (211) [system] get_char((0x55fbb4538270), '(')
   Call: (211) [system] '('='('
   Exit: (211) [system] '('='('
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _796572)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _820010)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'I')
   Call: (213) [system] 'I'=(;)
   Fail: (213) [system] 'I'=(;)
   Call: (213) [system] 'I'=(/)
   Fail: (213) [system] 'I'=(/)
^  Call: (213) [user] is_like_space('I')
   Call: (214) [system] char_type('I', 'white')
   Fail: (214) [system] char_type('I', 'white')
   Call: (214) [system] char_type('I', end_of_line)
   Fail: (214) [system] char_type('I', end_of_line)
   Call: (214) [system] char_type('I', space)
   Fail: (214) [system] char_type('I', space)
   Call: (214) [system] char_type('I', cntrl)
   Fail: (214) [system] char_type('I', cntrl)
^  Fail: (213) [user] is_like_space('I')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _836020)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'I')
   Call: (212) [system] 'I'=')'
   Fail: (212) [system] 'I'=')'
   Call: (212) [system] 'I'=end_of_file
   Fail: (212) [system] 'I'=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55fbb4538270), _841590)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _843448)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'I')
   Call: (214) [system] 'I'=(;)
   Fail: (214) [system] 'I'=(;)
   Call: (214) [system] 'I'=(/)
   Fail: (214) [system] 'I'=(/)
^  Call: (214) [user] is_like_space('I')
   Call: (215) [system] char_type('I', 'white')
   Fail: (215) [system] char_type('I', 'white')
   Call: (215) [system] char_type('I', end_of_line)
   Fail: (215) [system] char_type('I', end_of_line)
   Call: (215) [system] char_type('I', space)
   Fail: (215) [system] char_type('I', space)
   Call: (215) [system] char_type('I', cntrl)
   Fail: (215) [system] char_type('I', cntrl)
^  Fail: (214) [user] is_like_space('I')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] get_char((0x55fbb4538270), _859458)
   Exit: (213) [system] get_char((0x55fbb4538270), 'I')
   Call: (213) [system] 'I'='('
   Fail: (213) [system] 'I'='('
   Call: (213) [system] 'I'='['
   Fail: (213) [system] 'I'='['
   Call: (213) [system] 'I'='{'
   Fail: (213) [system] 'I'='{'
   Call: (213) [system] 'I'='"'
   Fail: (213) [system] 'I'='"'
   Call: (213) [system] 'I'=!
   Fail: (213) [system] 'I'=!
   Call: (213) [system] 'I'='\''
   Fail: (213) [system] 'I'='\''
   Call: (213) [system] 'I'='`'
   Fail: (213) [system] 'I'='`'
   Call: (213) [system] 'I'=end_of_file
   Fail: (213) [system] 'I'=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55fbb4538270), 'I', _841590)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _877100)
   Call: (215) [system] peek_char((0x55fbb4538270), _878034)
   Exit: (215) [system] peek_char((0x55fbb4538270), m)
^  Call: (215) [user] is_delimiter(m)
   Call: (216) [system] char_type(m, space)
   Fail: (216) [system] char_type(m, space)
   Call: (216) [system] arg(_882754, v('(', ')', end_of_file), m)
   Fail: (216) [system] arg(_883686, v('(', ')', end_of_file), m)
^  Fail: (215) [user] is_delimiter(m)
   Call: (215) [system] ')'==m
   Fail: (215) [system] ')'==m
   Call: (215) [system] get_char((0x55fbb4538270), m)
   Exit: (215) [system] get_char((0x55fbb4538270), m)
   Call: (215) [system] m=(\)
   Fail: (215) [system] m=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _891036)
   Call: (216) [system] peek_char((0x55fbb4538270), _891970)
   Exit: (216) [system] peek_char((0x55fbb4538270), p)
^  Call: (216) [user] is_delimiter(p)
   Call: (217) [system] char_type(p, space)
   Fail: (217) [system] char_type(p, space)
   Call: (217) [system] arg(_896690, v('(', ')', end_of_file), p)
   Fail: (217) [system] arg(_897622, v('(', ')', end_of_file), p)
^  Fail: (216) [user] is_delimiter(p)
   Call: (216) [system] ')'==p
   Fail: (216) [system] ')'==p
   Call: (216) [system] get_char((0x55fbb4538270), p)
   Exit: (216) [system] get_char((0x55fbb4538270), p)
   Call: (216) [system] p=(\)
   Fail: (216) [system] p=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _904972)
   Call: (217) [system] peek_char((0x55fbb4538270), _905906)
   Exit: (217) [system] peek_char((0x55fbb4538270), l)
^  Call: (217) [user] is_delimiter(l)
   Call: (218) [system] char_type(l, space)
   Fail: (218) [system] char_type(l, space)
   Call: (218) [system] arg(_910626, v('(', ')', end_of_file), l)
   Fail: (218) [system] arg(_911558, v('(', ')', end_of_file), l)
^  Fail: (217) [user] is_delimiter(l)
   Call: (217) [system] ')'==l
   Fail: (217) [system] ')'==l
   Call: (217) [system] get_char((0x55fbb4538270), l)
   Exit: (217) [system] get_char((0x55fbb4538270), l)
   Call: (217) [system] l=(\)
   Fail: (217) [system] l=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _918908)
   Call: (218) [system] peek_char((0x55fbb4538270), _919842)
   Exit: (218) [system] peek_char((0x55fbb4538270), i)
^  Call: (218) [user] is_delimiter(i)
   Call: (219) [system] char_type(i, space)
   Fail: (219) [system] char_type(i, space)
   Call: (219) [system] arg(_924562, v('(', ')', end_of_file), i)
   Fail: (219) [system] arg(_925494, v('(', ')', end_of_file), i)
^  Fail: (218) [user] is_delimiter(i)
   Call: (218) [system] ')'==i
   Fail: (218) [system] ')'==i
   Call: (218) [system] get_char((0x55fbb4538270), i)
   Exit: (218) [system] get_char((0x55fbb4538270), i)
   Call: (218) [system] i=(\)
   Fail: (218) [system] i=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _932844)
   Call: (219) [system] peek_char((0x55fbb4538270), _933778)
   Exit: (219) [system] peek_char((0x55fbb4538270), c)
^  Call: (219) [user] is_delimiter(c)
   Call: (220) [system] char_type(c, space)
   Fail: (220) [system] char_type(c, space)
   Call: (220) [system] arg(_938498, v('(', ')', end_of_file), c)
   Fail: (220) [system] arg(_939430, v('(', ')', end_of_file), c)
^  Fail: (219) [user] is_delimiter(c)
   Call: (219) [system] ')'==c
   Fail: (219) [system] ')'==c
   Call: (219) [system] get_char((0x55fbb4538270), c)
   Exit: (219) [system] get_char((0x55fbb4538270), c)
   Call: (219) [system] c=(\)
   Fail: (219) [system] c=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _946780)
   Call: (220) [system] peek_char((0x55fbb4538270), _947714)
   Exit: (220) [system] peek_char((0x55fbb4538270), a)
^  Call: (220) [user] is_delimiter(a)
   Call: (221) [system] char_type(a, space)
   Fail: (221) [system] char_type(a, space)
   Call: (221) [system] arg(_952434, v('(', ')', end_of_file), a)
   Fail: (221) [system] arg(_953366, v('(', ')', end_of_file), a)
^  Fail: (220) [user] is_delimiter(a)
   Call: (220) [system] ')'==a
   Fail: (220) [system] ')'==a
   Call: (220) [system] get_char((0x55fbb4538270), a)
   Exit: (220) [system] get_char((0x55fbb4538270), a)
   Call: (220) [system] a=(\)
   Fail: (220) [system] a=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _960716)
   Call: (221) [system] peek_char((0x55fbb4538270), _961650)
   Exit: (221) [system] peek_char((0x55fbb4538270), t)
^  Call: (221) [user] is_delimiter(t)
   Call: (222) [system] char_type(t, space)
   Fail: (222) [system] char_type(t, space)
   Call: (222) [system] arg(_966370, v('(', ')', end_of_file), t)
   Fail: (222) [system] arg(_967302, v('(', ')', end_of_file), t)
^  Fail: (221) [user] is_delimiter(t)
   Call: (221) [system] ')'==t
   Fail: (221) [system] ')'==t
   Call: (221) [system] get_char((0x55fbb4538270), t)
   Exit: (221) [system] get_char((0x55fbb4538270), t)
   Call: (221) [system] t=(\)
   Fail: (221) [system] t=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _974652)
   Call: (222) [system] peek_char((0x55fbb4538270), _975586)
   Exit: (222) [system] peek_char((0x55fbb4538270), i)
^  Call: (222) [user] is_delimiter(i)
   Call: (223) [system] char_type(i, space)
   Fail: (223) [system] char_type(i, space)
   Call: (223) [system] arg(_980306, v('(', ')', end_of_file), i)
   Fail: (223) [system] arg(_981238, v('(', ')', end_of_file), i)
^  Fail: (222) [user] is_delimiter(i)
   Call: (222) [system] ')'==i
   Fail: (222) [system] ')'==i
   Call: (222) [system] get_char((0x55fbb4538270), i)
   Exit: (222) [system] get_char((0x55fbb4538270), i)
   Call: (222) [system] i=(\)
   Fail: (222) [system] i=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _988588)
   Call: (223) [system] peek_char((0x55fbb4538270), _989522)
   Exit: (223) [system] peek_char((0x55fbb4538270), o)
^  Call: (223) [user] is_delimiter(o)
   Call: (224) [system] char_type(o, space)
   Fail: (224) [system] char_type(o, space)
   Call: (224) [system] arg(_994242, v('(', ')', end_of_file), o)
   Fail: (224) [system] arg(_995174, v('(', ')', end_of_file), o)
^  Fail: (223) [user] is_delimiter(o)
   Call: (223) [system] ')'==o
   Fail: (223) [system] ')'==o
   Call: (223) [system] get_char((0x55fbb4538270), o)
   Exit: (223) [system] get_char((0x55fbb4538270), o)
   Call: (223) [system] o=(\)
   Fail: (223) [system] o=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _1002524)
   Call: (224) [system] peek_char((0x55fbb4538270), _1003458)
   Exit: (224) [system] peek_char((0x55fbb4538270), n)
^  Call: (224) [user] is_delimiter(n)
   Call: (225) [system] char_type(n, space)
   Fail: (225) [system] char_type(n, space)
   Call: (225) [system] arg(_1008178, v('(', ')', end_of_file), n)
   Fail: (225) [system] arg(_1009110, v('(', ')', end_of_file), n)
^  Fail: (224) [user] is_delimiter(n)
   Call: (224) [system] ')'==n
   Fail: (224) [system] ')'==n
   Call: (224) [system] get_char((0x55fbb4538270), n)
   Exit: (224) [system] get_char((0x55fbb4538270), n)
   Call: (224) [system] n=(\)
   Fail: (224) [system] n=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _1016460)
   Call: (225) [system] peek_char((0x55fbb4538270), _1017394)
   Exit: (225) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (225) [user] is_delimiter(' ')
   Call: (226) [system] char_type(' ', space)
   Exit: (226) [system] char_type(' ', space)
^  Exit: (225) [user] is_delimiter(' ')
   Call: (225) [system] _1016460=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (224) [system] _1002524=[n]
   Exit: (224) [system] [n]=[n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (223) [system] _988588=[o, n]
   Exit: (223) [system] [o, n]=[o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (222) [system] _974652=[i, o, n]
   Exit: (222) [system] [i, o, n]=[i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (221) [system] _960716=[t, i, o, n]
   Exit: (221) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (220) [system] _946780=[a, t, i, o, n]
   Exit: (220) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (219) [system] _932844=[c, a, t, i, o, n]
   Exit: (219) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (218) [system] _918908=[i, c, a, t, i, o, n]
   Exit: (218) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (217) [system] _904972=[l, i, c, a, t, i, o, n]
   Exit: (217) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (216) [system] _891036=[p, l, i, c, a, t, i, o, n]
   Exit: (216) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (215) [system] _877100=[m, p, l, i, c, a, t, i, o, n]
   Exit: (215) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (214) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _841590)
^  Call: (215) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _1054618)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_1055570, _1055572), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1054618), _1055552, fail)), '$restore_trace'(_1055570, _1055572))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_1055570, _1055572))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1054618), _1055552, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(_1054618)
   Fail: (216) [system] atomic(_1054618)
   Call: (216) [system] atom_chars(_1054618, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (216) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (215) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (215) [system] integer('Implication')
   Fail: (215) [system] integer('Implication')
   Call: (215) [system] _841590='Implication'
   Exit: (215) [system] 'Implication'='Implication'
^  Exit: (214) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (213) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (212) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _1069568)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1071426)
   Exit: (214) [system] peek_char((0x55fbb4538270), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
   Call: (214) [system] ' '=(/)
   Fail: (214) [system] ' '=(/)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55fbb4538270), _1081020)
   Exit: (214) [system] get_char((0x55fbb4538270), ' ')
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1083724)
   Exit: (215) [system] peek_char((0x55fbb4538270), '(')
   Call: (215) [system] '('=(;)
   Fail: (215) [system] '('=(;)
   Call: (215) [system] '('=(/)
   Fail: (215) [system] '('=(/)
^  Call: (215) [user] is_like_space('(')
   Call: (216) [system] char_type('(', 'white')
   Fail: (216) [system] char_type('(', 'white')
   Call: (216) [system] char_type('(', end_of_line)
   Fail: (216) [system] char_type('(', end_of_line)
   Call: (216) [system] char_type('(', space)
   Fail: (216) [system] char_type('(', space)
   Call: (216) [system] char_type('(', cntrl)
   Fail: (216) [system] char_type('(', cntrl)
^  Fail: (215) [user] is_like_space('(')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1100658)
   Exit: (213) [system] peek_char((0x55fbb4538270), '(')
   Call: (213) [system] '('=')'
   Fail: (213) [system] '('=')'
   Call: (213) [system] '('=end_of_file
   Fail: (213) [system] '('=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55fbb4538270), _1106228)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1108086)
   Exit: (215) [system] peek_char((0x55fbb4538270), '(')
   Call: (215) [system] '('=(;)
   Fail: (215) [system] '('=(;)
   Call: (215) [system] '('=(/)
   Fail: (215) [system] '('=(/)
^  Call: (215) [user] is_like_space('(')
   Call: (216) [system] char_type('(', 'white')
   Fail: (216) [system] char_type('(', 'white')
   Call: (216) [system] char_type('(', end_of_line)
   Fail: (216) [system] char_type('(', end_of_line)
   Call: (216) [system] char_type('(', space)
   Fail: (216) [system] char_type('(', space)
   Call: (216) [system] char_type('(', cntrl)
   Fail: (216) [system] char_type('(', cntrl)
^  Fail: (215) [user] is_like_space('(')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] get_char((0x55fbb4538270), _1124096)
   Exit: (214) [system] get_char((0x55fbb4538270), '(')
   Call: (214) [system] '('='('
   Exit: (214) [system] '('='('
^  Call: (214) [user] read_list(')', (0x55fbb4538270), _1106228)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1129666)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'O')
   Call: (216) [system] 'O'=(;)
   Fail: (216) [system] 'O'=(;)
   Call: (216) [system] 'O'=(/)
   Fail: (216) [system] 'O'=(/)
^  Call: (216) [user] is_like_space('O')
   Call: (217) [system] char_type('O', 'white')
   Fail: (217) [system] char_type('O', 'white')
   Call: (217) [system] char_type('O', end_of_line)
   Fail: (217) [system] char_type('O', end_of_line)
   Call: (217) [system] char_type('O', space)
   Fail: (217) [system] char_type('O', space)
   Call: (217) [system] char_type('O', cntrl)
   Fail: (217) [system] char_type('O', cntrl)
^  Fail: (216) [user] is_like_space('O')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1145676)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'O')
   Call: (215) [system] 'O'=')'
   Fail: (215) [system] 'O'=')'
   Call: (215) [system] 'O'=end_of_file
   Fail: (215) [system] 'O'=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55fbb4538270), _1151246)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1153104)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'O')
   Call: (217) [system] 'O'=(;)
   Fail: (217) [system] 'O'=(;)
   Call: (217) [system] 'O'=(/)
   Fail: (217) [system] 'O'=(/)
^  Call: (217) [user] is_like_space('O')
   Call: (218) [system] char_type('O', 'white')
   Fail: (218) [system] char_type('O', 'white')
   Call: (218) [system] char_type('O', end_of_line)
   Fail: (218) [system] char_type('O', end_of_line)
   Call: (218) [system] char_type('O', space)
   Fail: (218) [system] char_type('O', space)
   Call: (218) [system] char_type('O', cntrl)
   Fail: (218) [system] char_type('O', cntrl)
^  Fail: (217) [user] is_like_space('O')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] get_char((0x55fbb4538270), _1169114)
   Exit: (216) [system] get_char((0x55fbb4538270), 'O')
   Call: (216) [system] 'O'='('
   Fail: (216) [system] 'O'='('
   Call: (216) [system] 'O'='['
   Fail: (216) [system] 'O'='['
   Call: (216) [system] 'O'='{'
   Fail: (216) [system] 'O'='{'
   Call: (216) [system] 'O'='"'
   Fail: (216) [system] 'O'='"'
   Call: (216) [system] 'O'=!
   Fail: (216) [system] 'O'=!
   Call: (216) [system] 'O'='\''
   Fail: (216) [system] 'O'='\''
   Call: (216) [system] 'O'='`'
   Fail: (216) [system] 'O'='`'
   Call: (216) [system] 'O'=end_of_file
   Fail: (216) [system] 'O'=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55fbb4538270), 'O', _1151246)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1186756)
   Call: (218) [system] peek_char((0x55fbb4538270), _1187690)
   Exit: (218) [system] peek_char((0x55fbb4538270), r)
^  Call: (218) [user] is_delimiter(r)
   Call: (219) [system] char_type(r, space)
   Fail: (219) [system] char_type(r, space)
   Call: (219) [system] arg(_1192410, v('(', ')', end_of_file), r)
   Fail: (219) [system] arg(_1193342, v('(', ')', end_of_file), r)
^  Fail: (218) [user] is_delimiter(r)
   Call: (218) [system] ')'==r
   Fail: (218) [system] ')'==r
   Call: (218) [system] get_char((0x55fbb4538270), r)
   Exit: (218) [system] get_char((0x55fbb4538270), r)
   Call: (218) [system] r=(\)
   Fail: (218) [system] r=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1200692)
   Call: (219) [system] peek_char((0x55fbb4538270), _1201626)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (219) [user] is_delimiter('L')
   Call: (220) [system] char_type('L', space)
   Fail: (220) [system] char_type('L', space)
   Call: (220) [system] arg(_1206346, v('(', ')', end_of_file), 'L')
   Fail: (220) [system] arg(_1207278, v('(', ')', end_of_file), 'L')
^  Fail: (219) [user] is_delimiter('L')
   Call: (219) [system] ')'=='L'
   Fail: (219) [system] ')'=='L'
   Call: (219) [system] get_char((0x55fbb4538270), 'L')
   Exit: (219) [system] get_char((0x55fbb4538270), 'L')
   Call: (219) [system] 'L'=(\)
   Fail: (219) [system] 'L'=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1214628)
   Call: (220) [system] peek_char((0x55fbb4538270), _1215562)
   Exit: (220) [system] peek_char((0x55fbb4538270), i)
^  Call: (220) [user] is_delimiter(i)
   Call: (221) [system] char_type(i, space)
   Fail: (221) [system] char_type(i, space)
   Call: (221) [system] arg(_1220282, v('(', ')', end_of_file), i)
   Fail: (221) [system] arg(_1221214, v('(', ')', end_of_file), i)
^  Fail: (220) [user] is_delimiter(i)
   Call: (220) [system] ')'==i
   Fail: (220) [system] ')'==i
   Call: (220) [system] get_char((0x55fbb4538270), i)
   Exit: (220) [system] get_char((0x55fbb4538270), i)
   Call: (220) [system] i=(\)
   Fail: (220) [system] i=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1228564)
   Call: (221) [system] peek_char((0x55fbb4538270), _1229498)
   Exit: (221) [system] peek_char((0x55fbb4538270), n)
^  Call: (221) [user] is_delimiter(n)
   Call: (222) [system] char_type(n, space)
   Fail: (222) [system] char_type(n, space)
   Call: (222) [system] arg(_1234218, v('(', ')', end_of_file), n)
   Fail: (222) [system] arg(_1235150, v('(', ')', end_of_file), n)
^  Fail: (221) [user] is_delimiter(n)
   Call: (221) [system] ')'==n
   Fail: (221) [system] ')'==n
   Call: (221) [system] get_char((0x55fbb4538270), n)
   Exit: (221) [system] get_char((0x55fbb4538270), n)
   Call: (221) [system] n=(\)
   Fail: (221) [system] n=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1242500)
   Call: (222) [system] peek_char((0x55fbb4538270), _1243434)
   Exit: (222) [system] peek_char((0x55fbb4538270), k)
^  Call: (222) [user] is_delimiter(k)
   Call: (223) [system] char_type(k, space)
   Fail: (223) [system] char_type(k, space)
   Call: (223) [system] arg(_1248154, v('(', ')', end_of_file), k)
   Fail: (223) [system] arg(_1249086, v('(', ')', end_of_file), k)
^  Fail: (222) [user] is_delimiter(k)
   Call: (222) [system] ')'==k
   Fail: (222) [system] ')'==k
   Call: (222) [system] get_char((0x55fbb4538270), k)
   Exit: (222) [system] get_char((0x55fbb4538270), k)
   Call: (222) [system] k=(\)
   Fail: (222) [system] k=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _1256436)
   Call: (223) [system] peek_char((0x55fbb4538270), _1257370)
   Exit: (223) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (223) [user] is_delimiter(' ')
   Call: (224) [system] char_type(' ', space)
   Exit: (224) [system] char_type(' ', space)
^  Exit: (223) [user] is_delimiter(' ')
   Call: (223) [system] _1256436=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (222) [system] _1242500=[k]
   Exit: (222) [system] [k]=[k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (221) [system] _1228564=[n, k]
   Exit: (221) [system] [n, k]=[n, k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (220) [system] _1214628=[i, n, k]
   Exit: (220) [system] [i, n, k]=[i, n, k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (219) [system] _1200692=['L', i, n, k]
   Exit: (219) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (218) [system] _1186756=[r, 'L', i, n, k]
   Exit: (218) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (217) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _1151246)
^  Call: (218) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _1280624)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_1281576, _1281578), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1280624), _1281558, fail)), '$restore_trace'(_1281576, _1281578))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_1281576, _1281578))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1280624), _1281558, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(_1280624)
   Fail: (219) [system] atomic(_1280624)
   Call: (219) [system] atom_chars(_1280624, ['O', r, 'L', i, n, k])
   Exit: (219) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (218) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (218) [system] integer('OrLink')
   Fail: (218) [system] integer('OrLink')
   Call: (218) [system] _1151246='OrLink'
   Exit: (218) [system] 'OrLink'='OrLink'
^  Exit: (217) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (216) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (215) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (215) [user] read_list(')', (0x55fbb4538270), _1295574)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1297432)
   Exit: (217) [system] peek_char((0x55fbb4538270), ' ')
   Call: (217) [system] ' '=(;)
   Fail: (217) [system] ' '=(;)
   Call: (217) [system] ' '=(/)
   Fail: (217) [system] ' '=(/)
^  Call: (217) [user] is_like_space(' ')
   Call: (218) [system] char_type(' ', 'white')
   Exit: (218) [system] char_type(' ', 'white')
^  Exit: (217) [user] is_like_space(' ')
   Call: (217) [system] get_char((0x55fbb4538270), _1307026)
   Exit: (217) [system] get_char((0x55fbb4538270), ' ')
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1309730)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'C')
   Call: (218) [system] 'C'=(;)
   Fail: (218) [system] 'C'=(;)
   Call: (218) [system] 'C'=(/)
   Fail: (218) [system] 'C'=(/)
^  Call: (218) [user] is_like_space('C')
   Call: (219) [system] char_type('C', 'white')
   Fail: (219) [system] char_type('C', 'white')
   Call: (219) [system] char_type('C', end_of_line)
   Fail: (219) [system] char_type('C', end_of_line)
   Call: (219) [system] char_type('C', space)
   Fail: (219) [system] char_type('C', space)
   Call: (219) [system] char_type('C', cntrl)
   Fail: (219) [system] char_type('C', cntrl)
^  Fail: (218) [user] is_like_space('C')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1326664)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'C')
   Call: (216) [system] 'C'=')'
   Fail: (216) [system] 'C'=')'
   Call: (216) [system] 'C'=end_of_file
   Fail: (216) [system] 'C'=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55fbb4538270), _1332234)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1334092)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'C')
   Call: (218) [system] 'C'=(;)
   Fail: (218) [system] 'C'=(;)
   Call: (218) [system] 'C'=(/)
   Fail: (218) [system] 'C'=(/)
^  Call: (218) [user] is_like_space('C')
   Call: (219) [system] char_type('C', 'white')
   Fail: (219) [system] char_type('C', 'white')
   Call: (219) [system] char_type('C', end_of_line)
   Fail: (219) [system] char_type('C', end_of_line)
   Call: (219) [system] char_type('C', space)
   Fail: (219) [system] char_type('C', space)
   Call: (219) [system] char_type('C', cntrl)
   Fail: (219) [system] char_type('C', cntrl)
^  Fail: (218) [user] is_like_space('C')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] get_char((0x55fbb4538270), _1350102)
   Exit: (217) [system] get_char((0x55fbb4538270), 'C')
   Call: (217) [system] 'C'='('
   Fail: (217) [system] 'C'='('
   Call: (217) [system] 'C'='['
   Fail: (217) [system] 'C'='['
   Call: (217) [system] 'C'='{'
   Fail: (217) [system] 'C'='{'
   Call: (217) [system] 'C'='"'
   Fail: (217) [system] 'C'='"'
   Call: (217) [system] 'C'=!
   Fail: (217) [system] 'C'=!
   Call: (217) [system] 'C'='\''
   Fail: (217) [system] 'C'='\''
   Call: (217) [system] 'C'='`'
   Fail: (217) [system] 'C'='`'
   Call: (217) [system] 'C'=end_of_file
   Fail: (217) [system] 'C'=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55fbb4538270), 'C', _1332234)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1367744)
   Call: (219) [system] peek_char((0x55fbb4538270), _1368678)
   Exit: (219) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (219) [user] is_delimiter(' ')
   Call: (220) [system] char_type(' ', space)
   Exit: (220) [system] char_type(' ', space)
^  Exit: (219) [user] is_delimiter(' ')
   Call: (219) [system] _1367744=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (218) [user] classify_and_convert_charseq(['C'], _1332234)
^  Call: (219) [user] classify_and_convert_charseq_(['C'], _1377962)
^  Call: (221) [system] setup_call_cleanup('$notrace'(_1378914, _1378916), once(user:catch(read_from_chars(['C'], _1377962), _1378896, fail)), '$restore_trace'(_1378914, _1378916))
^  Call: (222) [system] sig_atomic(system:'$notrace'(_1378914, _1378916))
^  Exit: (221) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1377962), _1378896, fail)), system:'$restore_trace'(3, -1))
   Call: (220) [system] atomic(_1377962)
   Fail: (220) [system] atomic(_1377962)
   Call: (220) [system] atom_chars(_1377962, ['C'])
   Exit: (220) [system] atom_chars('C', ['C'])
^  Exit: (219) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (219) [system] integer('C')
   Fail: (219) [system] integer('C')
   Call: (219) [system] _1332234='C'
   Exit: (219) [system] 'C'='C'
^  Exit: (218) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (217) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (216) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (216) [user] read_list(')', (0x55fbb4538270), _1392912)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1394770)
   Exit: (218) [system] peek_char((0x55fbb4538270), ' ')
   Call: (218) [system] ' '=(;)
   Fail: (218) [system] ' '=(;)
   Call: (218) [system] ' '=(/)
   Fail: (218) [system] ' '=(/)
^  Call: (218) [user] is_like_space(' ')
   Call: (219) [system] char_type(' ', 'white')
   Exit: (219) [system] char_type(' ', 'white')
^  Exit: (218) [user] is_like_space(' ')
   Call: (218) [system] get_char((0x55fbb4538270), _1404364)
   Exit: (218) [system] get_char((0x55fbb4538270), ' ')
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _1407068)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'D')
   Call: (219) [system] 'D'=(;)
   Fail: (219) [system] 'D'=(;)
   Call: (219) [system] 'D'=(/)
   Fail: (219) [system] 'D'=(/)
^  Call: (219) [user] is_like_space('D')
   Call: (220) [system] char_type('D', 'white')
   Fail: (220) [system] char_type('D', 'white')
   Call: (220) [system] char_type('D', end_of_line)
   Fail: (220) [system] char_type('D', end_of_line)
   Call: (220) [system] char_type('D', space)
   Fail: (220) [system] char_type('D', space)
   Call: (220) [system] char_type('D', cntrl)
   Fail: (220) [system] char_type('D', cntrl)
^  Fail: (219) [user] is_like_space('D')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1424002)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'D')
   Call: (217) [system] 'D'=')'
   Fail: (217) [system] 'D'=')'
   Call: (217) [system] 'D'=end_of_file
   Fail: (217) [system] 'D'=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55fbb4538270), _1429572)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _1431430)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'D')
   Call: (219) [system] 'D'=(;)
   Fail: (219) [system] 'D'=(;)
   Call: (219) [system] 'D'=(/)
   Fail: (219) [system] 'D'=(/)
^  Call: (219) [user] is_like_space('D')
   Call: (220) [system] char_type('D', 'white')
   Fail: (220) [system] char_type('D', 'white')
   Call: (220) [system] char_type('D', end_of_line)
   Fail: (220) [system] char_type('D', end_of_line)
   Call: (220) [system] char_type('D', space)
   Fail: (220) [system] char_type('D', space)
   Call: (220) [system] char_type('D', cntrl)
   Fail: (220) [system] char_type('D', cntrl)
^  Fail: (219) [user] is_like_space('D')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] get_char((0x55fbb4538270), _1447440)
   Exit: (218) [system] get_char((0x55fbb4538270), 'D')
   Call: (218) [system] 'D'='('
   Fail: (218) [system] 'D'='('
   Call: (218) [system] 'D'='['
   Fail: (218) [system] 'D'='['
   Call: (218) [system] 'D'='{'
   Fail: (218) [system] 'D'='{'
   Call: (218) [system] 'D'='"'
   Fail: (218) [system] 'D'='"'
   Call: (218) [system] 'D'=!
   Fail: (218) [system] 'D'=!
   Call: (218) [system] 'D'='\''
   Fail: (218) [system] 'D'='\''
   Call: (218) [system] 'D'='`'
   Fail: (218) [system] 'D'='`'
   Call: (218) [system] 'D'=end_of_file
   Fail: (218) [system] 'D'=end_of_file
^  Call: (218) [user] read_symbolic(')', (0x55fbb4538270), 'D', _1429572)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1465082)
   Call: (220) [system] peek_char((0x55fbb4538270), _1466016)
   Exit: (220) [system] peek_char((0x55fbb4538270), ')')
^  Call: (220) [user] is_delimiter(')')
   Call: (221) [system] char_type(')', space)
   Fail: (221) [system] char_type(')', space)
   Call: (221) [system] arg(_1470736, v('(', ')', end_of_file), ')')
   Exit: (221) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (220) [user] is_delimiter(')')
   Call: (220) [system] _1465082=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (219) [user] classify_and_convert_charseq(['D'], _1429572)
^  Call: (220) [user] classify_and_convert_charseq_(['D'], _1477172)
^  Call: (222) [system] setup_call_cleanup('$notrace'(_1478124, _1478126), once(user:catch(read_from_chars(['D'], _1477172), _1478106, fail)), '$restore_trace'(_1478124, _1478126))
^  Call: (223) [system] sig_atomic(system:'$notrace'(_1478124, _1478126))
^  Exit: (222) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _1477172), _1478106, fail)), system:'$restore_trace'(3, -1))
   Call: (221) [system] atomic(_1477172)
   Fail: (221) [system] atomic(_1477172)
   Call: (221) [system] atom_chars(_1477172, ['D'])
   Exit: (221) [system] atom_chars('D', ['D'])
^  Exit: (220) [user] classify_and_convert_charseq_(['D'], 'D')
   Call: (220) [system] integer('D')
   Fail: (220) [system] integer('D')
   Call: (220) [system] _1429572='D'
   Exit: (220) [system] 'D'='D'
^  Exit: (219) [user] classify_and_convert_charseq(['D'], 'D')
^  Exit: (218) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'D')
^  Exit: (217) [user] cont_sexpr(')', (0x55fbb4538270), 'D')
^  Call: (217) [user] read_list(')', (0x55fbb4538270), _1492122)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _1493980)
   Exit: (219) [system] peek_char((0x55fbb4538270), ')')
   Call: (219) [system] ')'=(;)
   Fail: (219) [system] ')'=(;)
   Call: (219) [system] ')'=(/)
   Fail: (219) [system] ')'=(/)
^  Call: (219) [user] is_like_space(')')
   Call: (220) [system] char_type(')', 'white')
   Fail: (220) [system] char_type(')', 'white')
   Call: (220) [system] char_type(')', end_of_line)
   Fail: (220) [system] char_type(')', end_of_line)
   Call: (220) [system] char_type(')', space)
   Fail: (220) [system] char_type(')', space)
   Call: (220) [system] char_type(')', cntrl)
   Fail: (220) [system] char_type(')', cntrl)
^  Fail: (219) [user] is_like_space(')')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1509990)
   Exit: (218) [system] peek_char((0x55fbb4538270), ')')
   Call: (218) [system] ')'=')'
   Exit: (218) [system] ')'=')'
   Call: (218) [system] get_char((0x55fbb4538270), _1513780)
   Exit: (218) [system] get_char((0x55fbb4538270), ')')
   Call: (218) [system] _1492122=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_list(')', (0x55fbb4538270), [])
   Call: (217) [system] _1392912=['D']
   Exit: (217) [system] ['D']=['D']
^  Exit: (216) [user] read_list(')', (0x55fbb4538270), ['D'])
   Call: (216) [system] _1295574=['C', 'D']
   Exit: (216) [system] ['C', 'D']=['C', 'D']
^  Exit: (215) [user] read_list(')', (0x55fbb4538270), ['C', 'D'])
   Call: (215) [system] _1106228=['OrLink', 'C', 'D']
   Exit: (215) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (214) [user] read_list(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Exit: (213) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Call: (213) [user] read_list(')', (0x55fbb4538270), _1527662)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1529520)
   Exit: (215) [system] peek_char((0x55fbb4538270), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
   Call: (215) [system] ' '=(/)
   Fail: (215) [system] ' '=(/)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55fbb4538270), _1539114)
   Exit: (215) [system] get_char((0x55fbb4538270), ' ')
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1541818)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'E')
   Call: (216) [system] 'E'=(;)
   Fail: (216) [system] 'E'=(;)
   Call: (216) [system] 'E'=(/)
   Fail: (216) [system] 'E'=(/)
^  Call: (216) [user] is_like_space('E')
   Call: (217) [system] char_type('E', 'white')
   Fail: (217) [system] char_type('E', 'white')
   Call: (217) [system] char_type('E', end_of_line)
   Fail: (217) [system] char_type('E', end_of_line)
   Call: (217) [system] char_type('E', space)
   Fail: (217) [system] char_type('E', space)
   Call: (217) [system] char_type('E', cntrl)
   Fail: (217) [system] char_type('E', cntrl)
^  Fail: (216) [user] is_like_space('E')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1558752)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'E')
   Call: (214) [system] 'E'=')'
   Fail: (214) [system] 'E'=')'
   Call: (214) [system] 'E'=end_of_file
   Fail: (214) [system] 'E'=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55fbb4538270), _1564322)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1566180)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'E')
   Call: (216) [system] 'E'=(;)
   Fail: (216) [system] 'E'=(;)
   Call: (216) [system] 'E'=(/)
   Fail: (216) [system] 'E'=(/)
^  Call: (216) [user] is_like_space('E')
   Call: (217) [system] char_type('E', 'white')
   Fail: (217) [system] char_type('E', 'white')
   Call: (217) [system] char_type('E', end_of_line)
   Fail: (217) [system] char_type('E', end_of_line)
   Call: (217) [system] char_type('E', space)
   Fail: (217) [system] char_type('E', space)
   Call: (217) [system] char_type('E', cntrl)
   Fail: (217) [system] char_type('E', cntrl)
^  Fail: (216) [user] is_like_space('E')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] get_char((0x55fbb4538270), _1582190)
   Exit: (215) [system] get_char((0x55fbb4538270), 'E')
   Call: (215) [system] 'E'='('
   Fail: (215) [system] 'E'='('
   Call: (215) [system] 'E'='['
   Fail: (215) [system] 'E'='['
   Call: (215) [system] 'E'='{'
   Fail: (215) [system] 'E'='{'
   Call: (215) [system] 'E'='"'
   Fail: (215) [system] 'E'='"'
   Call: (215) [system] 'E'=!
   Fail: (215) [system] 'E'=!
   Call: (215) [system] 'E'='\''
   Fail: (215) [system] 'E'='\''
   Call: (215) [system] 'E'='`'
   Fail: (215) [system] 'E'='`'
   Call: (215) [system] 'E'=end_of_file
   Fail: (215) [system] 'E'=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55fbb4538270), 'E', _1564322)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1599832)
   Call: (217) [system] peek_char((0x55fbb4538270), _1600766)
   Exit: (217) [system] peek_char((0x55fbb4538270), ')')
^  Call: (217) [user] is_delimiter(')')
   Call: (218) [system] char_type(')', space)
   Fail: (218) [system] char_type(')', space)
   Call: (218) [system] arg(_1605486, v('(', ')', end_of_file), ')')
   Exit: (218) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (217) [user] is_delimiter(')')
   Call: (217) [system] _1599832=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (216) [user] classify_and_convert_charseq(['E'], _1564322)
^  Call: (217) [user] classify_and_convert_charseq_(['E'], _1611922)
^  Call: (219) [system] setup_call_cleanup('$notrace'(_1612874, _1612876), once(user:catch(read_from_chars(['E'], _1611922), _1612856, fail)), '$restore_trace'(_1612874, _1612876))
^  Call: (220) [system] sig_atomic(system:'$notrace'(_1612874, _1612876))
^  Exit: (219) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _1611922), _1612856, fail)), system:'$restore_trace'(3, -1))
   Call: (218) [system] atomic(_1611922)
   Fail: (218) [system] atomic(_1611922)
   Call: (218) [system] atom_chars(_1611922, ['E'])
   Exit: (218) [system] atom_chars('E', ['E'])
^  Exit: (217) [user] classify_and_convert_charseq_(['E'], 'E')
   Call: (217) [system] integer('E')
   Fail: (217) [system] integer('E')
   Call: (217) [system] _1564322='E'
   Exit: (217) [system] 'E'='E'
^  Exit: (216) [user] classify_and_convert_charseq(['E'], 'E')
^  Exit: (215) [user] read_symbolic(')', (0x55fbb4538270), 'E', 'E')
^  Exit: (214) [user] cont_sexpr(')', (0x55fbb4538270), 'E')
^  Call: (214) [user] read_list(')', (0x55fbb4538270), _1626872)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1628730)
   Exit: (216) [system] peek_char((0x55fbb4538270), ')')
   Call: (216) [system] ')'=(;)
   Fail: (216) [system] ')'=(;)
   Call: (216) [system] ')'=(/)
   Fail: (216) [system] ')'=(/)
^  Call: (216) [user] is_like_space(')')
   Call: (217) [system] char_type(')', 'white')
   Fail: (217) [system] char_type(')', 'white')
   Call: (217) [system] char_type(')', end_of_line)
   Fail: (217) [system] char_type(')', end_of_line)
   Call: (217) [system] char_type(')', space)
   Fail: (217) [system] char_type(')', space)
   Call: (217) [system] char_type(')', cntrl)
   Fail: (217) [system] char_type(')', cntrl)
^  Fail: (216) [user] is_like_space(')')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1644740)
   Exit: (215) [system] peek_char((0x55fbb4538270), ')')
   Call: (215) [system] ')'=')'
   Exit: (215) [system] ')'=')'
   Call: (215) [system] get_char((0x55fbb4538270), _1648530)
   Exit: (215) [system] get_char((0x55fbb4538270), ')')
   Call: (215) [system] _1626872=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_list(')', (0x55fbb4538270), [])
   Call: (214) [system] _1527662=['E']
   Exit: (214) [system] ['E']=['E']
^  Exit: (213) [user] read_list(')', (0x55fbb4538270), ['E'])
   Call: (213) [system] _1069568=[['OrLink', 'C', 'D'], 'E']
   Exit: (213) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (212) [user] read_list(')', (0x55fbb4538270), [['OrLink', 'C', 'D'], 'E'])
   Call: (212) [system] _796572=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (212) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (210) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _1662412)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1664270)
   Exit: (212) [system] peek_char((0x55fbb4538270), ')')
   Call: (212) [system] ')'=(;)
   Fail: (212) [system] ')'=(;)
   Call: (212) [system] ')'=(/)
   Fail: (212) [system] ')'=(/)
^  Call: (212) [user] is_like_space(')')
   Call: (213) [system] char_type(')', 'white')
   Fail: (213) [system] char_type(')', 'white')
   Call: (213) [system] char_type(')', end_of_line)
   Fail: (213) [system] char_type(')', end_of_line)
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] char_type(')', cntrl)
   Fail: (213) [system] char_type(')', cntrl)
^  Fail: (212) [user] is_like_space(')')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1680280)
   Exit: (211) [system] peek_char((0x55fbb4538270), ')')
   Call: (211) [system] ')'=')'
   Exit: (211) [system] ')'=')'
   Call: (211) [system] get_char((0x55fbb4538270), _1684070)
   Exit: (211) [system] get_char((0x55fbb4538270), ')')
   Call: (211) [system] _1662412=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), [])
   Call: (210) [system] _759912=[['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (210) [system] [['Implication', ['OrLink', 'C', 'D'], 'E']]=[['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), [['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (209) [system] _662574=['A', ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (209) [system] ['A', ['Implication', ['OrLink', 'C', 'D'], 'E']]=['A', ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), ['A', ['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (208) [system] _456498=['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (208) [system] ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]=['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Exit: (206) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _1697952)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1699810)
   Exit: (208) [system] peek_char((0x55fbb4538270), ')')
   Call: (208) [system] ')'=(;)
   Fail: (208) [system] ')'=(;)
   Call: (208) [system] ')'=(/)
   Fail: (208) [system] ')'=(/)
^  Call: (208) [user] is_like_space(')')
   Call: (209) [system] char_type(')', 'white')
   Fail: (209) [system] char_type(')', 'white')
   Call: (209) [system] char_type(')', end_of_line)
   Fail: (209) [system] char_type(')', end_of_line)
   Call: (209) [system] char_type(')', space)
   Fail: (209) [system] char_type(')', space)
   Call: (209) [system] char_type(')', cntrl)
   Fail: (209) [system] char_type(')', cntrl)
^  Fail: (208) [user] is_like_space(')')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1715820)
   Exit: (207) [system] peek_char((0x55fbb4538270), ')')
   Call: (207) [system] ')'=')'
   Exit: (207) [system] ')'=')'
   Call: (207) [system] get_char((0x55fbb4538270), _1719610)
   Exit: (207) [system] get_char((0x55fbb4538270), ')')
   Call: (207) [system] _1697952=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), [])
   Call: (206) [system] _419838=[['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (206) [system] [['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (205) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (205) [system] _4636=[['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (205) [system] [['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (204) [user] read_list(')', (0x55fbb4538270), [['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (204) [system] _4628=[:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (204) [system] [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (203) [user] read_list(')', (0x55fbb4538270), [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Exit: (202) [user] cont_sexpr(')', (0x55fbb4538270), [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _1733492)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1735350)
   Exit: (204) [system] peek_char((0x55fbb4538270), '\n')
   Call: (204) [system] '\n'=(;)
   Fail: (204) [system] '\n'=(;)
   Call: (204) [system] '\n'=(/)
   Fail: (204) [system] '\n'=(/)
^  Call: (204) [user] is_like_space('\n')
   Call: (205) [system] char_type('\n', 'white')
   Fail: (205) [system] char_type('\n', 'white')
   Call: (205) [system] char_type('\n', end_of_line)
   Exit: (205) [system] char_type('\n', end_of_line)
^  Exit: (204) [user] is_like_space('\n')
   Call: (204) [system] get_char((0x55fbb4538270), _1746800)
   Exit: (204) [system] get_char((0x55fbb4538270), '\n')
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1749504)
   Exit: (205) [system] peek_char((0x55fbb4538270), '\t')
   Call: (205) [system] '\t'=(;)
   Fail: (205) [system] '\t'=(;)
   Call: (205) [system] '\t'=(/)
   Fail: (205) [system] '\t'=(/)
^  Call: (205) [user] is_like_space('\t')
   Call: (206) [system] char_type('\t', 'white')
   Exit: (206) [system] char_type('\t', 'white')
^  Exit: (205) [user] is_like_space('\t')
   Call: (205) [system] get_char((0x55fbb4538270), _1759098)
   Exit: (205) [system] get_char((0x55fbb4538270), '\t')
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1761802)
   Exit: (206) [system] peek_char((0x55fbb4538270), '\t')
   Call: (206) [system] '\t'=(;)
   Fail: (206) [system] '\t'=(;)
   Call: (206) [system] '\t'=(/)
   Fail: (206) [system] '\t'=(/)
^  Call: (206) [user] is_like_space('\t')
   Call: (207) [system] char_type('\t', 'white')
   Exit: (207) [system] char_type('\t', 'white')
^  Exit: (206) [user] is_like_space('\t')
   Call: (206) [system] get_char((0x55fbb4538270), _1771396)
   Exit: (206) [system] get_char((0x55fbb4538270), '\t')
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1774100)
   Exit: (207) [system] peek_char((0x55fbb4538270), ' ')
   Call: (207) [system] ' '=(;)
   Fail: (207) [system] ' '=(;)
   Call: (207) [system] ' '=(/)
   Fail: (207) [system] ' '=(/)
^  Call: (207) [user] is_like_space(' ')
   Call: (208) [system] char_type(' ', 'white')
   Exit: (208) [system] char_type(' ', 'white')
^  Exit: (207) [user] is_like_space(' ')
   Call: (207) [system] get_char((0x55fbb4538270), _1783694)
   Exit: (207) [system] get_char((0x55fbb4538270), ' ')
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1786398)
   Exit: (208) [system] peek_char((0x55fbb4538270), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
   Call: (208) [system] '('=(/)
   Fail: (208) [system] '('=(/)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1806104)
   Exit: (203) [system] peek_char((0x55fbb4538270), '(')
   Call: (203) [system] '('=')'
   Fail: (203) [system] '('=')'
   Call: (203) [system] '('=end_of_file
   Fail: (203) [system] '('=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55fbb4538270), _1811674)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1813532)
   Exit: (205) [system] peek_char((0x55fbb4538270), '(')
   Call: (205) [system] '('=(;)
   Fail: (205) [system] '('=(;)
   Call: (205) [system] '('=(/)
   Fail: (205) [system] '('=(/)
^  Call: (205) [user] is_like_space('(')
   Call: (206) [system] char_type('(', 'white')
   Fail: (206) [system] char_type('(', 'white')
   Call: (206) [system] char_type('(', end_of_line)
   Fail: (206) [system] char_type('(', end_of_line)
   Call: (206) [system] char_type('(', space)
   Fail: (206) [system] char_type('(', space)
   Call: (206) [system] char_type('(', cntrl)
   Fail: (206) [system] char_type('(', cntrl)
^  Fail: (205) [user] is_like_space('(')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] get_char((0x55fbb4538270), _1829542)
   Exit: (204) [system] get_char((0x55fbb4538270), '(')
   Call: (204) [system] '('='('
   Exit: (204) [system] '('='('
^  Call: (204) [user] read_list(')', (0x55fbb4538270), _1811674)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1835112)
   Exit: (206) [system] peek_char((0x55fbb4538270), :)
   Call: (206) [system] (:)=(;)
   Fail: (206) [system] (:)=(;)
   Call: (206) [system] (:)=(/)
   Fail: (206) [system] (:)=(/)
^  Call: (206) [user] is_like_space(:)
   Call: (207) [system] char_type(:, 'white')
   Fail: (207) [system] char_type(:, 'white')
   Call: (207) [system] char_type(:, end_of_line)
   Fail: (207) [system] char_type(:, end_of_line)
   Call: (207) [system] char_type(:, space)
   Fail: (207) [system] char_type(:, space)
   Call: (207) [system] char_type(:, cntrl)
   Fail: (207) [system] char_type(:, cntrl)
^  Fail: (206) [user] is_like_space(:)
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1851122)
   Exit: (205) [system] peek_char((0x55fbb4538270), :)
   Call: (205) [system] (:)=')'
   Fail: (205) [system] (:)=')'
   Call: (205) [system] (:)=end_of_file
   Fail: (205) [system] (:)=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55fbb4538270), _1856692)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1858550)
   Exit: (207) [system] peek_char((0x55fbb4538270), :)
   Call: (207) [system] (:)=(;)
   Fail: (207) [system] (:)=(;)
   Call: (207) [system] (:)=(/)
   Fail: (207) [system] (:)=(/)
^  Call: (207) [user] is_like_space(:)
   Call: (208) [system] char_type(:, 'white')
   Fail: (208) [system] char_type(:, 'white')
   Call: (208) [system] char_type(:, end_of_line)
   Fail: (208) [system] char_type(:, end_of_line)
   Call: (208) [system] char_type(:, space)
   Fail: (208) [system] char_type(:, space)
   Call: (208) [system] char_type(:, cntrl)
   Fail: (208) [system] char_type(:, cntrl)
^  Fail: (207) [user] is_like_space(:)
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] get_char((0x55fbb4538270), _1874560)
   Exit: (206) [system] get_char((0x55fbb4538270), :)
   Call: (206) [system] (:)='('
   Fail: (206) [system] (:)='('
   Call: (206) [system] (:)='['
   Fail: (206) [system] (:)='['
   Call: (206) [system] (:)='{'
   Fail: (206) [system] (:)='{'
   Call: (206) [system] (:)='"'
   Fail: (206) [system] (:)='"'
   Call: (206) [system] (:)=!
   Fail: (206) [system] (:)=!
   Call: (206) [system] (:)='\''
   Fail: (206) [system] (:)='\''
   Call: (206) [system] (:)='`'
   Fail: (206) [system] (:)='`'
   Call: (206) [system] (:)=end_of_file
   Fail: (206) [system] (:)=end_of_file
^  Call: (206) [user] read_symbolic(')', (0x55fbb4538270), :, _1856692)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1892202)
   Call: (208) [system] peek_char((0x55fbb4538270), _1893136)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (208) [user] is_delimiter(' ')
   Call: (209) [system] char_type(' ', space)
   Exit: (209) [system] char_type(' ', space)
^  Exit: (208) [user] is_delimiter(' ')
   Call: (208) [system] _1892202=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (207) [user] classify_and_convert_charseq([:], _1856692)
^  Call: (208) [user] classify_and_convert_charseq_([:], _1902420)
^  Call: (210) [system] setup_call_cleanup('$notrace'(_1903372, _1903374), once(user:catch(read_from_chars([:], _1902420), _1903354, fail)), '$restore_trace'(_1903372, _1903374))
^  Call: (211) [system] sig_atomic(system:'$notrace'(_1903372, _1903374))
^  Exit: (210) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1903354, fail)), system:'$restore_trace'(3, -1))
   Call: (209) [system] atomic(:)
   Exit: (209) [system] atomic(:)
^  Exit: (208) [user] classify_and_convert_charseq_([:], :)
   Call: (208) [system] integer(:)
   Fail: (208) [system] integer(:)
   Call: (208) [system] _1856692=(:)
   Exit: (208) [system] (:)=(:)
^  Exit: (207) [user] classify_and_convert_charseq([:], :)
^  Exit: (206) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (205) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (205) [user] read_list(')', (0x55fbb4538270), _1915500)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1917358)
   Exit: (207) [system] peek_char((0x55fbb4538270), ' ')
   Call: (207) [system] ' '=(;)
   Fail: (207) [system] ' '=(;)
   Call: (207) [system] ' '=(/)
   Fail: (207) [system] ' '=(/)
^  Call: (207) [user] is_like_space(' ')
   Call: (208) [system] char_type(' ', 'white')
   Exit: (208) [system] char_type(' ', 'white')
^  Exit: (207) [user] is_like_space(' ')
   Call: (207) [system] get_char((0x55fbb4538270), _1926952)
   Exit: (207) [system] get_char((0x55fbb4538270), ' ')
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1929656)
   Exit: (208) [system] peek_char((0x55fbb4538270), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
   Call: (208) [system] '('=(/)
   Fail: (208) [system] '('=(/)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1946590)
   Exit: (206) [system] peek_char((0x55fbb4538270), '(')
   Call: (206) [system] '('=')'
   Fail: (206) [system] '('=')'
   Call: (206) [system] '('=end_of_file
   Fail: (206) [system] '('=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55fbb4538270), _1952160)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1954018)
   Exit: (208) [system] peek_char((0x55fbb4538270), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
   Call: (208) [system] '('=(/)
   Fail: (208) [system] '('=(/)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] get_char((0x55fbb4538270), _1970028)
   Exit: (207) [system] get_char((0x55fbb4538270), '(')
   Call: (207) [system] '('='('
   Exit: (207) [system] '('='('
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _1952160)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1975598)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'C')
   Call: (209) [system] 'C'=(;)
   Fail: (209) [system] 'C'=(;)
   Call: (209) [system] 'C'=(/)
   Fail: (209) [system] 'C'=(/)
^  Call: (209) [user] is_like_space('C')
   Call: (210) [system] char_type('C', 'white')
   Fail: (210) [system] char_type('C', 'white')
   Call: (210) [system] char_type('C', end_of_line)
   Fail: (210) [system] char_type('C', end_of_line)
   Call: (210) [system] char_type('C', space)
   Fail: (210) [system] char_type('C', space)
   Call: (210) [system] char_type('C', cntrl)
   Fail: (210) [system] char_type('C', cntrl)
^  Fail: (209) [user] is_like_space('C')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1991608)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'C')
   Call: (208) [system] 'C'=')'
   Fail: (208) [system] 'C'=')'
   Call: (208) [system] 'C'=end_of_file
   Fail: (208) [system] 'C'=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55fbb4538270), _1997178)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1999036)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'C')
   Call: (210) [system] 'C'=(;)
   Fail: (210) [system] 'C'=(;)
   Call: (210) [system] 'C'=(/)
   Fail: (210) [system] 'C'=(/)
^  Call: (210) [user] is_like_space('C')
   Call: (211) [system] char_type('C', 'white')
   Fail: (211) [system] char_type('C', 'white')
   Call: (211) [system] char_type('C', end_of_line)
   Fail: (211) [system] char_type('C', end_of_line)
   Call: (211) [system] char_type('C', space)
   Fail: (211) [system] char_type('C', space)
   Call: (211) [system] char_type('C', cntrl)
   Fail: (211) [system] char_type('C', cntrl)
^  Fail: (210) [user] is_like_space('C')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] get_char((0x55fbb4538270), _2015046)
   Exit: (209) [system] get_char((0x55fbb4538270), 'C')
   Call: (209) [system] 'C'='('
   Fail: (209) [system] 'C'='('
   Call: (209) [system] 'C'='['
   Fail: (209) [system] 'C'='['
   Call: (209) [system] 'C'='{'
   Fail: (209) [system] 'C'='{'
   Call: (209) [system] 'C'='"'
   Fail: (209) [system] 'C'='"'
   Call: (209) [system] 'C'=!
   Fail: (209) [system] 'C'=!
   Call: (209) [system] 'C'='\''
   Fail: (209) [system] 'C'='\''
   Call: (209) [system] 'C'='`'
   Fail: (209) [system] 'C'='`'
   Call: (209) [system] 'C'=end_of_file
   Fail: (209) [system] 'C'=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55fbb4538270), 'C', _1997178)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _2032688)
   Call: (211) [system] peek_char((0x55fbb4538270), _2033622)
   Exit: (211) [system] peek_char((0x55fbb4538270), o)
^  Call: (211) [user] is_delimiter(o)
   Call: (212) [system] char_type(o, space)
   Fail: (212) [system] char_type(o, space)
   Call: (212) [system] arg(_2038342, v('(', ')', end_of_file), o)
   Fail: (212) [system] arg(_2039274, v('(', ')', end_of_file), o)
^  Fail: (211) [user] is_delimiter(o)
   Call: (211) [system] ')'==o
   Fail: (211) [system] ')'==o
   Call: (211) [system] get_char((0x55fbb4538270), o)
   Exit: (211) [system] get_char((0x55fbb4538270), o)
   Call: (211) [system] o=(\)
   Fail: (211) [system] o=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _2046624)
   Call: (212) [system] peek_char((0x55fbb4538270), _2047558)
   Exit: (212) [system] peek_char((0x55fbb4538270), n)
^  Call: (212) [user] is_delimiter(n)
   Call: (213) [system] char_type(n, space)
   Fail: (213) [system] char_type(n, space)
   Call: (213) [system] arg(_2052278, v('(', ')', end_of_file), n)
   Fail: (213) [system] arg(_2053210, v('(', ')', end_of_file), n)
^  Fail: (212) [user] is_delimiter(n)
   Call: (212) [system] ')'==n
   Fail: (212) [system] ')'==n
   Call: (212) [system] get_char((0x55fbb4538270), n)
   Exit: (212) [system] get_char((0x55fbb4538270), n)
   Call: (212) [system] n=(\)
   Fail: (212) [system] n=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _2060560)
   Call: (213) [system] peek_char((0x55fbb4538270), _2061494)
   Exit: (213) [system] peek_char((0x55fbb4538270), j)
^  Call: (213) [user] is_delimiter(j)
   Call: (214) [system] char_type(j, space)
   Fail: (214) [system] char_type(j, space)
   Call: (214) [system] arg(_2066214, v('(', ')', end_of_file), j)
   Fail: (214) [system] arg(_2067146, v('(', ')', end_of_file), j)
^  Fail: (213) [user] is_delimiter(j)
   Call: (213) [system] ')'==j
   Fail: (213) [system] ')'==j
   Call: (213) [system] get_char((0x55fbb4538270), j)
   Exit: (213) [system] get_char((0x55fbb4538270), j)
   Call: (213) [system] j=(\)
   Fail: (213) [system] j=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _2074496)
   Call: (214) [system] peek_char((0x55fbb4538270), _2075430)
   Exit: (214) [system] peek_char((0x55fbb4538270), u)
^  Call: (214) [user] is_delimiter(u)
   Call: (215) [system] char_type(u, space)
   Fail: (215) [system] char_type(u, space)
   Call: (215) [system] arg(_2080150, v('(', ')', end_of_file), u)
   Fail: (215) [system] arg(_2081082, v('(', ')', end_of_file), u)
^  Fail: (214) [user] is_delimiter(u)
   Call: (214) [system] ')'==u
   Fail: (214) [system] ')'==u
   Call: (214) [system] get_char((0x55fbb4538270), u)
   Exit: (214) [system] get_char((0x55fbb4538270), u)
   Call: (214) [system] u=(\)
   Fail: (214) [system] u=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _2088432)
   Call: (215) [system] peek_char((0x55fbb4538270), _2089366)
   Exit: (215) [system] peek_char((0x55fbb4538270), n)
^  Call: (215) [user] is_delimiter(n)
   Call: (216) [system] char_type(n, space)
   Fail: (216) [system] char_type(n, space)
   Call: (216) [system] arg(_2094086, v('(', ')', end_of_file), n)
   Fail: (216) [system] arg(_2095018, v('(', ')', end_of_file), n)
^  Fail: (215) [user] is_delimiter(n)
   Call: (215) [system] ')'==n
   Fail: (215) [system] ')'==n
   Call: (215) [system] get_char((0x55fbb4538270), n)
   Exit: (215) [system] get_char((0x55fbb4538270), n)
   Call: (215) [system] n=(\)
   Fail: (215) [system] n=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _10276)
   Call: (216) [system] peek_char((0x55fbb4538270), _11210)
   Exit: (216) [system] peek_char((0x55fbb4538270), c)
^  Call: (216) [user] is_delimiter(c)
   Call: (217) [system] char_type(c, space)
   Fail: (217) [system] char_type(c, space)
   Call: (217) [system] arg(_15930, v('(', ')', end_of_file), c)
   Fail: (217) [system] arg(_16862, v('(', ')', end_of_file), c)
^  Fail: (216) [user] is_delimiter(c)
   Call: (216) [system] ')'==c
   Fail: (216) [system] ')'==c
   Call: (216) [system] get_char((0x55fbb4538270), c)
   Exit: (216) [system] get_char((0x55fbb4538270), c)
   Call: (216) [system] c=(\)
   Fail: (216) [system] c=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _24212)
   Call: (217) [system] peek_char((0x55fbb4538270), _25146)
   Exit: (217) [system] peek_char((0x55fbb4538270), t)
^  Call: (217) [user] is_delimiter(t)
   Call: (218) [system] char_type(t, space)
   Fail: (218) [system] char_type(t, space)
   Call: (218) [system] arg(_29866, v('(', ')', end_of_file), t)
   Fail: (218) [system] arg(_30798, v('(', ')', end_of_file), t)
^  Fail: (217) [user] is_delimiter(t)
   Call: (217) [system] ')'==t
   Fail: (217) [system] ')'==t
   Call: (217) [system] get_char((0x55fbb4538270), t)
   Exit: (217) [system] get_char((0x55fbb4538270), t)
   Call: (217) [system] t=(\)
   Fail: (217) [system] t=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _38148)
   Call: (218) [system] peek_char((0x55fbb4538270), _39082)
   Exit: (218) [system] peek_char((0x55fbb4538270), i)
^  Call: (218) [user] is_delimiter(i)
   Call: (219) [system] char_type(i, space)
   Fail: (219) [system] char_type(i, space)
   Call: (219) [system] arg(_43802, v('(', ')', end_of_file), i)
   Fail: (219) [system] arg(_44734, v('(', ')', end_of_file), i)
^  Fail: (218) [user] is_delimiter(i)
   Call: (218) [system] ')'==i
   Fail: (218) [system] ')'==i
   Call: (218) [system] get_char((0x55fbb4538270), i)
   Exit: (218) [system] get_char((0x55fbb4538270), i)
   Call: (218) [system] i=(\)
   Fail: (218) [system] i=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _52084)
   Call: (219) [system] peek_char((0x55fbb4538270), _53018)
   Exit: (219) [system] peek_char((0x55fbb4538270), o)
^  Call: (219) [user] is_delimiter(o)
   Call: (220) [system] char_type(o, space)
   Fail: (220) [system] char_type(o, space)
   Call: (220) [system] arg(_57738, v('(', ')', end_of_file), o)
   Fail: (220) [system] arg(_58670, v('(', ')', end_of_file), o)
^  Fail: (219) [user] is_delimiter(o)
   Call: (219) [system] ')'==o
   Fail: (219) [system] ')'==o
   Call: (219) [system] get_char((0x55fbb4538270), o)
   Exit: (219) [system] get_char((0x55fbb4538270), o)
   Call: (219) [system] o=(\)
   Fail: (219) [system] o=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _66020)
   Call: (220) [system] peek_char((0x55fbb4538270), _66954)
   Exit: (220) [system] peek_char((0x55fbb4538270), n)
^  Call: (220) [user] is_delimiter(n)
   Call: (221) [system] char_type(n, space)
   Fail: (221) [system] char_type(n, space)
   Call: (221) [system] arg(_71674, v('(', ')', end_of_file), n)
   Fail: (221) [system] arg(_72606, v('(', ')', end_of_file), n)
^  Fail: (220) [user] is_delimiter(n)
   Call: (220) [system] ')'==n
   Fail: (220) [system] ')'==n
   Call: (220) [system] get_char((0x55fbb4538270), n)
   Exit: (220) [system] get_char((0x55fbb4538270), n)
   Call: (220) [system] n=(\)
   Fail: (220) [system] n=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _79956)
   Call: (221) [system] peek_char((0x55fbb4538270), _80890)
   Exit: (221) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (221) [user] is_delimiter('I')
   Call: (222) [system] char_type('I', space)
   Fail: (222) [system] char_type('I', space)
   Call: (222) [system] arg(_85610, v('(', ')', end_of_file), 'I')
   Fail: (222) [system] arg(_86542, v('(', ')', end_of_file), 'I')
^  Fail: (221) [user] is_delimiter('I')
   Call: (221) [system] ')'=='I'
   Fail: (221) [system] ')'=='I'
   Call: (221) [system] get_char((0x55fbb4538270), 'I')
   Exit: (221) [system] get_char((0x55fbb4538270), 'I')
   Call: (221) [system] 'I'=(\)
   Fail: (221) [system] 'I'=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _93892)
   Call: (222) [system] peek_char((0x55fbb4538270), _94826)
   Exit: (222) [system] peek_char((0x55fbb4538270), n)
^  Call: (222) [user] is_delimiter(n)
   Call: (223) [system] char_type(n, space)
   Fail: (223) [system] char_type(n, space)
   Call: (223) [system] arg(_99546, v('(', ')', end_of_file), n)
   Fail: (223) [system] arg(_100478, v('(', ')', end_of_file), n)
^  Fail: (222) [user] is_delimiter(n)
   Call: (222) [system] ')'==n
   Fail: (222) [system] ')'==n
   Call: (222) [system] get_char((0x55fbb4538270), n)
   Exit: (222) [system] get_char((0x55fbb4538270), n)
   Call: (222) [system] n=(\)
   Fail: (222) [system] n=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _107828)
   Call: (223) [system] peek_char((0x55fbb4538270), _108762)
   Exit: (223) [system] peek_char((0x55fbb4538270), t)
^  Call: (223) [user] is_delimiter(t)
   Call: (224) [system] char_type(t, space)
   Fail: (224) [system] char_type(t, space)
   Call: (224) [system] arg(_113482, v('(', ')', end_of_file), t)
   Fail: (224) [system] arg(_114414, v('(', ')', end_of_file), t)
^  Fail: (223) [user] is_delimiter(t)
   Call: (223) [system] ')'==t
   Fail: (223) [system] ')'==t
   Call: (223) [system] get_char((0x55fbb4538270), t)
   Exit: (223) [system] get_char((0x55fbb4538270), t)
   Call: (223) [system] t=(\)
   Fail: (223) [system] t=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _121764)
   Call: (224) [system] peek_char((0x55fbb4538270), _122698)
   Exit: (224) [system] peek_char((0x55fbb4538270), r)
^  Call: (224) [user] is_delimiter(r)
   Call: (225) [system] char_type(r, space)
   Fail: (225) [system] char_type(r, space)
   Call: (225) [system] arg(_127418, v('(', ')', end_of_file), r)
   Fail: (225) [system] arg(_128350, v('(', ')', end_of_file), r)
^  Fail: (224) [user] is_delimiter(r)
   Call: (224) [system] ')'==r
   Fail: (224) [system] ')'==r
   Call: (224) [system] get_char((0x55fbb4538270), r)
   Exit: (224) [system] get_char((0x55fbb4538270), r)
   Call: (224) [system] r=(\)
   Fail: (224) [system] r=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _135700)
   Call: (225) [system] peek_char((0x55fbb4538270), _136634)
   Exit: (225) [system] peek_char((0x55fbb4538270), o)
^  Call: (225) [user] is_delimiter(o)
   Call: (226) [system] char_type(o, space)
   Fail: (226) [system] char_type(o, space)
   Call: (226) [system] arg(_141354, v('(', ')', end_of_file), o)
   Fail: (226) [system] arg(_142286, v('(', ')', end_of_file), o)
^  Fail: (225) [user] is_delimiter(o)
   Call: (225) [system] ')'==o
   Fail: (225) [system] ')'==o
   Call: (225) [system] get_char((0x55fbb4538270), o)
   Exit: (225) [system] get_char((0x55fbb4538270), o)
   Call: (225) [system] o=(\)
   Fail: (225) [system] o=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _149636)
   Call: (226) [system] peek_char((0x55fbb4538270), _150570)
   Exit: (226) [system] peek_char((0x55fbb4538270), d)
^  Call: (226) [user] is_delimiter(d)
   Call: (227) [system] char_type(d, space)
   Fail: (227) [system] char_type(d, space)
   Call: (227) [system] arg(_155290, v('(', ')', end_of_file), d)
   Fail: (227) [system] arg(_156222, v('(', ')', end_of_file), d)
^  Fail: (226) [user] is_delimiter(d)
   Call: (226) [system] ')'==d
   Fail: (226) [system] ')'==d
   Call: (226) [system] get_char((0x55fbb4538270), d)
   Exit: (226) [system] get_char((0x55fbb4538270), d)
   Call: (226) [system] d=(\)
   Fail: (226) [system] d=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _163572)
   Call: (227) [system] peek_char((0x55fbb4538270), _164506)
   Exit: (227) [system] peek_char((0x55fbb4538270), u)
^  Call: (227) [user] is_delimiter(u)
   Call: (228) [system] char_type(u, space)
   Fail: (228) [system] char_type(u, space)
   Call: (228) [system] arg(_169226, v('(', ')', end_of_file), u)
   Fail: (228) [system] arg(_170158, v('(', ')', end_of_file), u)
^  Fail: (227) [user] is_delimiter(u)
   Call: (227) [system] ')'==u
   Fail: (227) [system] ')'==u
   Call: (227) [system] get_char((0x55fbb4538270), u)
   Exit: (227) [system] get_char((0x55fbb4538270), u)
   Call: (227) [system] u=(\)
   Fail: (227) [system] u=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _177508)
   Call: (228) [system] peek_char((0x55fbb4538270), _178442)
   Exit: (228) [system] peek_char((0x55fbb4538270), c)
^  Call: (228) [user] is_delimiter(c)
   Call: (229) [system] char_type(c, space)
   Fail: (229) [system] char_type(c, space)
   Call: (229) [system] arg(_183162, v('(', ')', end_of_file), c)
   Fail: (229) [system] arg(_184094, v('(', ')', end_of_file), c)
^  Fail: (228) [user] is_delimiter(c)
   Call: (228) [system] ')'==c
   Fail: (228) [system] ')'==c
   Call: (228) [system] get_char((0x55fbb4538270), c)
   Exit: (228) [system] get_char((0x55fbb4538270), c)
   Call: (228) [system] c=(\)
   Fail: (228) [system] c=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _191444)
   Call: (229) [system] peek_char((0x55fbb4538270), _192378)
   Exit: (229) [system] peek_char((0x55fbb4538270), t)
^  Call: (229) [user] is_delimiter(t)
   Call: (230) [system] char_type(t, space)
   Fail: (230) [system] char_type(t, space)
   Call: (230) [system] arg(_197098, v('(', ')', end_of_file), t)
   Fail: (230) [system] arg(_198030, v('(', ')', end_of_file), t)
^  Fail: (229) [user] is_delimiter(t)
   Call: (229) [system] ')'==t
   Fail: (229) [system] ')'==t
   Call: (229) [system] get_char((0x55fbb4538270), t)
   Exit: (229) [system] get_char((0x55fbb4538270), t)
   Call: (229) [system] t=(\)
   Fail: (229) [system] t=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _205380)
   Call: (230) [system] peek_char((0x55fbb4538270), _206314)
   Exit: (230) [system] peek_char((0x55fbb4538270), i)
^  Call: (230) [user] is_delimiter(i)
   Call: (231) [system] char_type(i, space)
   Fail: (231) [system] char_type(i, space)
   Call: (231) [system] arg(_211034, v('(', ')', end_of_file), i)
   Fail: (231) [system] arg(_211966, v('(', ')', end_of_file), i)
^  Fail: (230) [user] is_delimiter(i)
   Call: (230) [system] ')'==i
   Fail: (230) [system] ')'==i
   Call: (230) [system] get_char((0x55fbb4538270), i)
   Exit: (230) [system] get_char((0x55fbb4538270), i)
   Call: (230) [system] i=(\)
   Fail: (230) [system] i=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _219316)
   Call: (231) [system] peek_char((0x55fbb4538270), _220250)
   Exit: (231) [system] peek_char((0x55fbb4538270), o)
^  Call: (231) [user] is_delimiter(o)
   Call: (232) [system] char_type(o, space)
   Fail: (232) [system] char_type(o, space)
   Call: (232) [system] arg(_224970, v('(', ')', end_of_file), o)
   Fail: (232) [system] arg(_225902, v('(', ')', end_of_file), o)
^  Fail: (231) [user] is_delimiter(o)
   Call: (231) [system] ')'==o
   Fail: (231) [system] ')'==o
   Call: (231) [system] get_char((0x55fbb4538270), o)
   Exit: (231) [system] get_char((0x55fbb4538270), o)
   Call: (231) [system] o=(\)
   Fail: (231) [system] o=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _233252)
   Call: (232) [system] peek_char((0x55fbb4538270), _234186)
   Exit: (232) [system] peek_char((0x55fbb4538270), n)
^  Call: (232) [user] is_delimiter(n)
   Call: (233) [system] char_type(n, space)
   Fail: (233) [system] char_type(n, space)
   Call: (233) [system] arg(_238906, v('(', ')', end_of_file), n)
   Fail: (233) [system] arg(_239838, v('(', ')', end_of_file), n)
^  Fail: (232) [user] is_delimiter(n)
   Call: (232) [system] ')'==n
   Fail: (232) [system] ')'==n
   Call: (232) [system] get_char((0x55fbb4538270), n)
   Exit: (232) [system] get_char((0x55fbb4538270), n)
   Call: (232) [system] n=(\)
   Fail: (232) [system] n=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _247188)
   Call: (233) [system] peek_char((0x55fbb4538270), _248122)
   Exit: (233) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (233) [user] is_delimiter(' ')
   Call: (234) [system] char_type(' ', space)
   Exit: (234) [system] char_type(' ', space)
^  Exit: (233) [user] is_delimiter(' ')
   Call: (233) [system] _247188=[]
   Exit: (233) [system] []=[]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (232) [system] _233252=[n]
   Exit: (232) [system] [n]=[n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (231) [system] _219316=[o, n]
   Exit: (231) [system] [o, n]=[o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (230) [system] _205380=[i, o, n]
   Exit: (230) [system] [i, o, n]=[i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (229) [system] _191444=[t, i, o, n]
   Exit: (229) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (228) [system] _177508=[c, t, i, o, n]
   Exit: (228) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (227) [system] _163572=[u, c, t, i, o, n]
   Exit: (227) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (226) [system] _149636=[d, u, c, t, i, o, n]
   Exit: (226) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (225) [system] _135700=[o, d, u, c, t, i, o, n]
   Exit: (225) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (224) [system] _121764=[r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _107828=[t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _93892=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _79956=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _66020=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _52084=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _38148=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _24212=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _10276=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _4762=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _4758=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _4754=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (212) [system] _4750=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (212) [system] [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (211) [system] _4746=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (211) [system] [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (210) [user] classify_and_convert_charseq(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _4742)
^  Call: (211) [user] classify_and_convert_charseq_(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _318874)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_319826, _319828), once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _318874), _319808, fail)), '$restore_trace'(_319826, _319828))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_319826, _319828))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _318874), _319808, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(_318874)
   Fail: (212) [system] atomic(_318874)
   Call: (212) [system] atom_chars(_318874, ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (212) [system] atom_chars('ConjunctionIntroduction', ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (211) [user] classify_and_convert_charseq_(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
   Call: (211) [system] integer('ConjunctionIntroduction')
   Fail: (211) [system] integer('ConjunctionIntroduction')
   Call: (211) [system] _4742='ConjunctionIntroduction'
   Exit: (211) [system] 'ConjunctionIntroduction'='ConjunctionIntroduction'
^  Exit: (210) [user] classify_and_convert_charseq(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
^  Exit: (209) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'ConjunctionIntroduction')
^  Exit: (208) [user] cont_sexpr(')', (0x55fbb4538270), 'ConjunctionIntroduction')
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _333824)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _335682)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
   Call: (210) [system] ' '=(/)
   Fail: (210) [system] ' '=(/)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55fbb4538270), _345276)
   Exit: (210) [system] get_char((0x55fbb4538270), ' ')
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _347980)
   Exit: (211) [system] peek_char((0x55fbb4538270), a)
   Call: (211) [system] a=(;)
   Fail: (211) [system] a=(;)
   Call: (211) [system] a=(/)
   Fail: (211) [system] a=(/)
^  Call: (211) [user] is_like_space(a)
   Call: (212) [system] char_type(a, 'white')
   Fail: (212) [system] char_type(a, 'white')
   Call: (212) [system] char_type(a, end_of_line)
   Fail: (212) [system] char_type(a, end_of_line)
   Call: (212) [system] char_type(a, space)
   Fail: (212) [system] char_type(a, space)
   Call: (212) [system] char_type(a, cntrl)
   Fail: (212) [system] char_type(a, cntrl)
^  Fail: (211) [user] is_like_space(a)
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _364914)
   Exit: (209) [system] peek_char((0x55fbb4538270), a)
   Call: (209) [system] a=')'
   Fail: (209) [system] a=')'
   Call: (209) [system] a=end_of_file
   Fail: (209) [system] a=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55fbb4538270), _370484)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _372342)
   Exit: (211) [system] peek_char((0x55fbb4538270), a)
   Call: (211) [system] a=(;)
   Fail: (211) [system] a=(;)
   Call: (211) [system] a=(/)
   Fail: (211) [system] a=(/)
^  Call: (211) [user] is_like_space(a)
   Call: (212) [system] char_type(a, 'white')
   Fail: (212) [system] char_type(a, 'white')
   Call: (212) [system] char_type(a, end_of_line)
   Fail: (212) [system] char_type(a, end_of_line)
   Call: (212) [system] char_type(a, space)
   Fail: (212) [system] char_type(a, space)
   Call: (212) [system] char_type(a, cntrl)
   Fail: (212) [system] char_type(a, cntrl)
^  Fail: (211) [user] is_like_space(a)
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] get_char((0x55fbb4538270), _388352)
   Exit: (210) [system] get_char((0x55fbb4538270), a)
   Call: (210) [system] a='('
   Fail: (210) [system] a='('
   Call: (210) [system] a='['
   Fail: (210) [system] a='['
   Call: (210) [system] a='{'
   Fail: (210) [system] a='{'
   Call: (210) [system] a='"'
   Fail: (210) [system] a='"'
   Call: (210) [system] a=!
   Fail: (210) [system] a=!
   Call: (210) [system] a='\''
   Fail: (210) [system] a='\''
   Call: (210) [system] a='`'
   Fail: (210) [system] a='`'
   Call: (210) [system] a=end_of_file
   Fail: (210) [system] a=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55fbb4538270), a, _370484)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _405994)
   Call: (212) [system] peek_char((0x55fbb4538270), _406928)
   Exit: (212) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (212) [user] is_delimiter(' ')
   Call: (213) [system] char_type(' ', space)
   Exit: (213) [system] char_type(' ', space)
^  Exit: (212) [user] is_delimiter(' ')
   Call: (212) [system] _405994=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (211) [user] classify_and_convert_charseq([a], _370484)
^  Call: (212) [user] classify_and_convert_charseq_([a], _416212)
^  Call: (214) [system] setup_call_cleanup('$notrace'(_417164, _417166), once(user:catch(read_from_chars([a], _416212), _417146, fail)), '$restore_trace'(_417164, _417166))
^  Call: (215) [system] sig_atomic(system:'$notrace'(_417164, _417166))
^  Exit: (214) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _417146, fail)), system:'$restore_trace'(3, -1))
   Call: (213) [system] atomic(a)
   Exit: (213) [system] atomic(a)
^  Exit: (212) [user] classify_and_convert_charseq_([a], a)
   Call: (212) [system] integer(a)
   Fail: (212) [system] integer(a)
   Call: (212) [system] _370484=a
   Exit: (212) [system] a=a
^  Exit: (211) [user] classify_and_convert_charseq([a], a)
^  Exit: (210) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (209) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _429292)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _431150)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
   Call: (211) [system] ' '=(/)
   Fail: (211) [system] ' '=(/)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55fbb4538270), _440744)
   Exit: (211) [system] get_char((0x55fbb4538270), ' ')
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _443448)
   Exit: (212) [system] peek_char((0x55fbb4538270), a)
   Call: (212) [system] a=(;)
   Fail: (212) [system] a=(;)
   Call: (212) [system] a=(/)
   Fail: (212) [system] a=(/)
^  Call: (212) [user] is_like_space(a)
   Call: (213) [system] char_type(a, 'white')
   Fail: (213) [system] char_type(a, 'white')
   Call: (213) [system] char_type(a, end_of_line)
   Fail: (213) [system] char_type(a, end_of_line)
   Call: (213) [system] char_type(a, space)
   Fail: (213) [system] char_type(a, space)
   Call: (213) [system] char_type(a, cntrl)
   Fail: (213) [system] char_type(a, cntrl)
^  Fail: (212) [user] is_like_space(a)
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _460382)
   Exit: (210) [system] peek_char((0x55fbb4538270), a)
   Call: (210) [system] a=')'
   Fail: (210) [system] a=')'
   Call: (210) [system] a=end_of_file
   Fail: (210) [system] a=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55fbb4538270), _465952)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _467810)
   Exit: (212) [system] peek_char((0x55fbb4538270), a)
   Call: (212) [system] a=(;)
   Fail: (212) [system] a=(;)
   Call: (212) [system] a=(/)
   Fail: (212) [system] a=(/)
^  Call: (212) [user] is_like_space(a)
   Call: (213) [system] char_type(a, 'white')
   Fail: (213) [system] char_type(a, 'white')
   Call: (213) [system] char_type(a, end_of_line)
   Fail: (213) [system] char_type(a, end_of_line)
   Call: (213) [system] char_type(a, space)
   Fail: (213) [system] char_type(a, space)
   Call: (213) [system] char_type(a, cntrl)
   Fail: (213) [system] char_type(a, cntrl)
^  Fail: (212) [user] is_like_space(a)
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] get_char((0x55fbb4538270), _483820)
   Exit: (211) [system] get_char((0x55fbb4538270), a)
   Call: (211) [system] a='('
   Fail: (211) [system] a='('
   Call: (211) [system] a='['
   Fail: (211) [system] a='['
   Call: (211) [system] a='{'
   Fail: (211) [system] a='{'
   Call: (211) [system] a='"'
   Fail: (211) [system] a='"'
   Call: (211) [system] a=!
   Fail: (211) [system] a=!
   Call: (211) [system] a='\''
   Fail: (211) [system] a='\''
   Call: (211) [system] a='`'
   Fail: (211) [system] a='`'
   Call: (211) [system] a=end_of_file
   Fail: (211) [system] a=end_of_file
^  Call: (211) [user] read_symbolic(')', (0x55fbb4538270), a, _465952)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _501462)
   Call: (213) [system] peek_char((0x55fbb4538270), _502396)
   Exit: (213) [system] peek_char((0x55fbb4538270), ')')
^  Call: (213) [user] is_delimiter(')')
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] arg(_507116, v('(', ')', end_of_file), ')')
   Exit: (214) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (213) [user] is_delimiter(')')
   Call: (213) [system] _501462=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (212) [user] classify_and_convert_charseq([a], _465952)
^  Call: (213) [user] classify_and_convert_charseq_([a], _513552)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_514504, _514506), once(user:catch(read_from_chars([a], _513552), _514486, fail)), '$restore_trace'(_514504, _514506))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_514504, _514506))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _514486, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(a)
   Exit: (214) [system] atomic(a)
^  Exit: (213) [user] classify_and_convert_charseq_([a], a)
   Call: (213) [system] integer(a)
   Fail: (213) [system] integer(a)
   Call: (213) [system] _465952=a
   Exit: (213) [system] a=a
^  Exit: (212) [user] classify_and_convert_charseq([a], a)
^  Exit: (211) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (210) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _526632)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _528490)
   Exit: (212) [system] peek_char((0x55fbb4538270), ')')
   Call: (212) [system] ')'=(;)
   Fail: (212) [system] ')'=(;)
   Call: (212) [system] ')'=(/)
   Fail: (212) [system] ')'=(/)
^  Call: (212) [user] is_like_space(')')
   Call: (213) [system] char_type(')', 'white')
   Fail: (213) [system] char_type(')', 'white')
   Call: (213) [system] char_type(')', end_of_line)
   Fail: (213) [system] char_type(')', end_of_line)
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] char_type(')', cntrl)
   Fail: (213) [system] char_type(')', cntrl)
^  Fail: (212) [user] is_like_space(')')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _544500)
   Exit: (211) [system] peek_char((0x55fbb4538270), ')')
   Call: (211) [system] ')'=')'
   Exit: (211) [system] ')'=')'
   Call: (211) [system] get_char((0x55fbb4538270), _548290)
   Exit: (211) [system] get_char((0x55fbb4538270), ')')
   Call: (211) [system] _526632=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), [])
   Call: (210) [system] _429292=[a]
   Exit: (210) [system] [a]=[a]
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), [a])
   Call: (209) [system] _333824=[a, a]
   Exit: (209) [system] [a, a]=[a, a]
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), [a, a])
   Call: (208) [system] _4736=['ConjunctionIntroduction', a, a]
   Exit: (208) [system] ['ConjunctionIntroduction', a, a]=['ConjunctionIntroduction', a, a]
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), ['ConjunctionIntroduction', a, a])
^  Exit: (206) [user] cont_sexpr(')', (0x55fbb4538270), ['ConjunctionIntroduction', a, a])
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _562172)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _564030)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
   Call: (208) [system] ' '=(;)
   Fail: (208) [system] ' '=(;)
   Call: (208) [system] ' '=(/)
   Fail: (208) [system] ' '=(/)
^  Call: (208) [user] is_like_space(' ')
   Call: (209) [system] char_type(' ', 'white')
   Exit: (209) [system] char_type(' ', 'white')
^  Exit: (208) [user] is_like_space(' ')
   Call: (208) [system] get_char((0x55fbb4538270), _573624)
   Exit: (208) [system] get_char((0x55fbb4538270), ' ')
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _576328)
   Exit: (209) [system] peek_char((0x55fbb4538270), '(')
   Call: (209) [system] '('=(;)
   Fail: (209) [system] '('=(;)
   Call: (209) [system] '('=(/)
   Fail: (209) [system] '('=(/)
^  Call: (209) [user] is_like_space('(')
   Call: (210) [system] char_type('(', 'white')
   Fail: (210) [system] char_type('(', 'white')
   Call: (210) [system] char_type('(', end_of_line)
   Fail: (210) [system] char_type('(', end_of_line)
   Call: (210) [system] char_type('(', space)
   Fail: (210) [system] char_type('(', space)
   Call: (210) [system] char_type('(', cntrl)
   Fail: (210) [system] char_type('(', cntrl)
^  Fail: (209) [user] is_like_space('(')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _593262)
   Exit: (207) [system] peek_char((0x55fbb4538270), '(')
   Call: (207) [system] '('=')'
   Fail: (207) [system] '('=')'
   Call: (207) [system] '('=end_of_file
   Fail: (207) [system] '('=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55fbb4538270), _598832)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _600690)
   Exit: (209) [system] peek_char((0x55fbb4538270), '(')
   Call: (209) [system] '('=(;)
   Fail: (209) [system] '('=(;)
   Call: (209) [system] '('=(/)
   Fail: (209) [system] '('=(/)
^  Call: (209) [user] is_like_space('(')
   Call: (210) [system] char_type('(', 'white')
   Fail: (210) [system] char_type('(', 'white')
   Call: (210) [system] char_type('(', end_of_line)
   Fail: (210) [system] char_type('(', end_of_line)
   Call: (210) [system] char_type('(', space)
   Fail: (210) [system] char_type('(', space)
   Call: (210) [system] char_type('(', cntrl)
   Fail: (210) [system] char_type('(', cntrl)
^  Fail: (209) [user] is_like_space('(')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] get_char((0x55fbb4538270), _616700)
   Exit: (208) [system] get_char((0x55fbb4538270), '(')
   Call: (208) [system] '('='('
   Exit: (208) [system] '('='('
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _598832)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _622270)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'A')
   Call: (210) [system] 'A'=(;)
   Fail: (210) [system] 'A'=(;)
   Call: (210) [system] 'A'=(/)
   Fail: (210) [system] 'A'=(/)
^  Call: (210) [user] is_like_space('A')
   Call: (211) [system] char_type('A', 'white')
   Fail: (211) [system] char_type('A', 'white')
   Call: (211) [system] char_type('A', end_of_line)
   Fail: (211) [system] char_type('A', end_of_line)
   Call: (211) [system] char_type('A', space)
   Fail: (211) [system] char_type('A', space)
   Call: (211) [system] char_type('A', cntrl)
   Fail: (211) [system] char_type('A', cntrl)
^  Fail: (210) [user] is_like_space('A')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _638280)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'A')
   Call: (209) [system] 'A'=')'
   Fail: (209) [system] 'A'=')'
   Call: (209) [system] 'A'=end_of_file
   Fail: (209) [system] 'A'=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55fbb4538270), _643850)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _645708)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'A')
   Call: (211) [system] 'A'=(;)
   Fail: (211) [system] 'A'=(;)
   Call: (211) [system] 'A'=(/)
   Fail: (211) [system] 'A'=(/)
^  Call: (211) [user] is_like_space('A')
   Call: (212) [system] char_type('A', 'white')
   Fail: (212) [system] char_type('A', 'white')
   Call: (212) [system] char_type('A', end_of_line)
   Fail: (212) [system] char_type('A', end_of_line)
   Call: (212) [system] char_type('A', space)
   Fail: (212) [system] char_type('A', space)
   Call: (212) [system] char_type('A', cntrl)
   Fail: (212) [system] char_type('A', cntrl)
^  Fail: (211) [user] is_like_space('A')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] get_char((0x55fbb4538270), _661718)
   Exit: (210) [system] get_char((0x55fbb4538270), 'A')
   Call: (210) [system] 'A'='('
   Fail: (210) [system] 'A'='('
   Call: (210) [system] 'A'='['
   Fail: (210) [system] 'A'='['
   Call: (210) [system] 'A'='{'
   Fail: (210) [system] 'A'='{'
   Call: (210) [system] 'A'='"'
   Fail: (210) [system] 'A'='"'
   Call: (210) [system] 'A'=!
   Fail: (210) [system] 'A'=!
   Call: (210) [system] 'A'='\''
   Fail: (210) [system] 'A'='\''
   Call: (210) [system] 'A'='`'
   Fail: (210) [system] 'A'='`'
   Call: (210) [system] 'A'=end_of_file
   Fail: (210) [system] 'A'=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55fbb4538270), 'A', _643850)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _679360)
   Call: (212) [system] peek_char((0x55fbb4538270), _680294)
   Exit: (212) [system] peek_char((0x55fbb4538270), n)
^  Call: (212) [user] is_delimiter(n)
   Call: (213) [system] char_type(n, space)
   Fail: (213) [system] char_type(n, space)
   Call: (213) [system] arg(_685014, v('(', ')', end_of_file), n)
   Fail: (213) [system] arg(_685946, v('(', ')', end_of_file), n)
^  Fail: (212) [user] is_delimiter(n)
   Call: (212) [system] ')'==n
   Fail: (212) [system] ')'==n
   Call: (212) [system] get_char((0x55fbb4538270), n)
   Exit: (212) [system] get_char((0x55fbb4538270), n)
   Call: (212) [system] n=(\)
   Fail: (212) [system] n=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _693296)
   Call: (213) [system] peek_char((0x55fbb4538270), _694230)
   Exit: (213) [system] peek_char((0x55fbb4538270), d)
^  Call: (213) [user] is_delimiter(d)
   Call: (214) [system] char_type(d, space)
   Fail: (214) [system] char_type(d, space)
   Call: (214) [system] arg(_698950, v('(', ')', end_of_file), d)
   Fail: (214) [system] arg(_699882, v('(', ')', end_of_file), d)
^  Fail: (213) [user] is_delimiter(d)
   Call: (213) [system] ')'==d
   Fail: (213) [system] ')'==d
   Call: (213) [system] get_char((0x55fbb4538270), d)
   Exit: (213) [system] get_char((0x55fbb4538270), d)
   Call: (213) [system] d=(\)
   Fail: (213) [system] d=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _707232)
   Call: (214) [system] peek_char((0x55fbb4538270), _708166)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (214) [user] is_delimiter('L')
   Call: (215) [system] char_type('L', space)
   Fail: (215) [system] char_type('L', space)
   Call: (215) [system] arg(_712886, v('(', ')', end_of_file), 'L')
   Fail: (215) [system] arg(_713818, v('(', ')', end_of_file), 'L')
^  Fail: (214) [user] is_delimiter('L')
   Call: (214) [system] ')'=='L'
   Fail: (214) [system] ')'=='L'
   Call: (214) [system] get_char((0x55fbb4538270), 'L')
   Exit: (214) [system] get_char((0x55fbb4538270), 'L')
   Call: (214) [system] 'L'=(\)
   Fail: (214) [system] 'L'=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _721168)
   Call: (215) [system] peek_char((0x55fbb4538270), _722102)
   Exit: (215) [system] peek_char((0x55fbb4538270), i)
^  Call: (215) [user] is_delimiter(i)
   Call: (216) [system] char_type(i, space)
   Fail: (216) [system] char_type(i, space)
   Call: (216) [system] arg(_726822, v('(', ')', end_of_file), i)
   Fail: (216) [system] arg(_727754, v('(', ')', end_of_file), i)
^  Fail: (215) [user] is_delimiter(i)
   Call: (215) [system] ')'==i
   Fail: (215) [system] ')'==i
   Call: (215) [system] get_char((0x55fbb4538270), i)
   Exit: (215) [system] get_char((0x55fbb4538270), i)
   Call: (215) [system] i=(\)
   Fail: (215) [system] i=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _735104)
   Call: (216) [system] peek_char((0x55fbb4538270), _736038)
   Exit: (216) [system] peek_char((0x55fbb4538270), n)
^  Call: (216) [user] is_delimiter(n)
   Call: (217) [system] char_type(n, space)
   Fail: (217) [system] char_type(n, space)
   Call: (217) [system] arg(_740758, v('(', ')', end_of_file), n)
   Fail: (217) [system] arg(_741690, v('(', ')', end_of_file), n)
^  Fail: (216) [user] is_delimiter(n)
   Call: (216) [system] ')'==n
   Fail: (216) [system] ')'==n
   Call: (216) [system] get_char((0x55fbb4538270), n)
   Exit: (216) [system] get_char((0x55fbb4538270), n)
   Call: (216) [system] n=(\)
   Fail: (216) [system] n=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _749040)
   Call: (217) [system] peek_char((0x55fbb4538270), _749974)
   Exit: (217) [system] peek_char((0x55fbb4538270), k)
^  Call: (217) [user] is_delimiter(k)
   Call: (218) [system] char_type(k, space)
   Fail: (218) [system] char_type(k, space)
   Call: (218) [system] arg(_754694, v('(', ')', end_of_file), k)
   Fail: (218) [system] arg(_755626, v('(', ')', end_of_file), k)
^  Fail: (217) [user] is_delimiter(k)
   Call: (217) [system] ')'==k
   Fail: (217) [system] ')'==k
   Call: (217) [system] get_char((0x55fbb4538270), k)
   Exit: (217) [system] get_char((0x55fbb4538270), k)
   Call: (217) [system] k=(\)
   Fail: (217) [system] k=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _762976)
   Call: (218) [system] peek_char((0x55fbb4538270), _763910)
   Exit: (218) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (218) [user] is_delimiter(' ')
   Call: (219) [system] char_type(' ', space)
   Exit: (219) [system] char_type(' ', space)
^  Exit: (218) [user] is_delimiter(' ')
   Call: (218) [system] _762976=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (217) [system] _749040=[k]
   Exit: (217) [system] [k]=[k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (216) [system] _735104=[n, k]
   Exit: (216) [system] [n, k]=[n, k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (215) [system] _721168=[i, n, k]
   Exit: (215) [system] [i, n, k]=[i, n, k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (214) [system] _707232=['L', i, n, k]
   Exit: (214) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (213) [system] _693296=[d, 'L', i, n, k]
   Exit: (213) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (212) [system] _679360=[n, d, 'L', i, n, k]
   Exit: (212) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (211) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _643850)
^  Call: (212) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _789958)
^  Call: (214) [system] setup_call_cleanup('$notrace'(_790910, _790912), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _789958), _790892, fail)), '$restore_trace'(_790910, _790912))
^  Call: (215) [system] sig_atomic(system:'$notrace'(_790910, _790912))
^  Exit: (214) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _789958), _790892, fail)), system:'$restore_trace'(3, -1))
   Call: (213) [system] atomic(_789958)
   Fail: (213) [system] atomic(_789958)
   Call: (213) [system] atom_chars(_789958, ['A', n, d, 'L', i, n, k])
   Exit: (213) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (212) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (212) [system] integer('AndLink')
   Fail: (212) [system] integer('AndLink')
   Call: (212) [system] _643850='AndLink'
   Exit: (212) [system] 'AndLink'='AndLink'
^  Exit: (211) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (210) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (209) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _804908)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _806766)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
   Call: (211) [system] ' '=(/)
   Fail: (211) [system] ' '=(/)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55fbb4538270), _816360)
   Exit: (211) [system] get_char((0x55fbb4538270), ' ')
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _819064)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'A')
   Call: (212) [system] 'A'=(;)
   Fail: (212) [system] 'A'=(;)
   Call: (212) [system] 'A'=(/)
   Fail: (212) [system] 'A'=(/)
^  Call: (212) [user] is_like_space('A')
   Call: (213) [system] char_type('A', 'white')
   Fail: (213) [system] char_type('A', 'white')
   Call: (213) [system] char_type('A', end_of_line)
   Fail: (213) [system] char_type('A', end_of_line)
   Call: (213) [system] char_type('A', space)
   Fail: (213) [system] char_type('A', space)
   Call: (213) [system] char_type('A', cntrl)
   Fail: (213) [system] char_type('A', cntrl)
^  Fail: (212) [user] is_like_space('A')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _835998)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'A')
   Call: (210) [system] 'A'=')'
   Fail: (210) [system] 'A'=')'
   Call: (210) [system] 'A'=end_of_file
   Fail: (210) [system] 'A'=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55fbb4538270), _841568)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _843426)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'A')
   Call: (212) [system] 'A'=(;)
   Fail: (212) [system] 'A'=(;)
   Call: (212) [system] 'A'=(/)
   Fail: (212) [system] 'A'=(/)
^  Call: (212) [user] is_like_space('A')
   Call: (213) [system] char_type('A', 'white')
   Fail: (213) [system] char_type('A', 'white')
   Call: (213) [system] char_type('A', end_of_line)
   Fail: (213) [system] char_type('A', end_of_line)
   Call: (213) [system] char_type('A', space)
   Fail: (213) [system] char_type('A', space)
   Call: (213) [system] char_type('A', cntrl)
   Fail: (213) [system] char_type('A', cntrl)
^  Fail: (212) [user] is_like_space('A')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] get_char((0x55fbb4538270), _859436)
   Exit: (211) [system] get_char((0x55fbb4538270), 'A')
   Call: (211) [system] 'A'='('
   Fail: (211) [system] 'A'='('
   Call: (211) [system] 'A'='['
   Fail: (211) [system] 'A'='['
   Call: (211) [system] 'A'='{'
   Fail: (211) [system] 'A'='{'
   Call: (211) [system] 'A'='"'
   Fail: (211) [system] 'A'='"'
   Call: (211) [system] 'A'=!
   Fail: (211) [system] 'A'=!
   Call: (211) [system] 'A'='\''
   Fail: (211) [system] 'A'='\''
   Call: (211) [system] 'A'='`'
   Fail: (211) [system] 'A'='`'
   Call: (211) [system] 'A'=end_of_file
   Fail: (211) [system] 'A'=end_of_file
^  Call: (211) [user] read_symbolic(')', (0x55fbb4538270), 'A', _841568)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _877078)
   Call: (213) [system] peek_char((0x55fbb4538270), _878012)
   Exit: (213) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (213) [user] is_delimiter(' ')
   Call: (214) [system] char_type(' ', space)
   Exit: (214) [system] char_type(' ', space)
^  Exit: (213) [user] is_delimiter(' ')
   Call: (213) [system] _877078=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (212) [user] classify_and_convert_charseq(['A'], _841568)
^  Call: (213) [user] classify_and_convert_charseq_(['A'], _887296)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_888248, _888250), once(user:catch(read_from_chars(['A'], _887296), _888230, fail)), '$restore_trace'(_888248, _888250))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_888248, _888250))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _887296), _888230, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(_887296)
   Fail: (214) [system] atomic(_887296)
   Call: (214) [system] atom_chars(_887296, ['A'])
   Exit: (214) [system] atom_chars('A', ['A'])
^  Exit: (213) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (213) [system] integer('A')
   Fail: (213) [system] integer('A')
   Call: (213) [system] _841568='A'
   Exit: (213) [system] 'A'='A'
^  Exit: (212) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (211) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (210) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _902246)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _904104)
   Exit: (212) [system] peek_char((0x55fbb4538270), ' ')
   Call: (212) [system] ' '=(;)
   Fail: (212) [system] ' '=(;)
   Call: (212) [system] ' '=(/)
   Fail: (212) [system] ' '=(/)
^  Call: (212) [user] is_like_space(' ')
   Call: (213) [system] char_type(' ', 'white')
   Exit: (213) [system] char_type(' ', 'white')
^  Exit: (212) [user] is_like_space(' ')
   Call: (212) [system] get_char((0x55fbb4538270), _913698)
   Exit: (212) [system] get_char((0x55fbb4538270), ' ')
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _916402)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'A')
   Call: (213) [system] 'A'=(;)
   Fail: (213) [system] 'A'=(;)
   Call: (213) [system] 'A'=(/)
   Fail: (213) [system] 'A'=(/)
^  Call: (213) [user] is_like_space('A')
   Call: (214) [system] char_type('A', 'white')
   Fail: (214) [system] char_type('A', 'white')
   Call: (214) [system] char_type('A', end_of_line)
   Fail: (214) [system] char_type('A', end_of_line)
   Call: (214) [system] char_type('A', space)
   Fail: (214) [system] char_type('A', space)
   Call: (214) [system] char_type('A', cntrl)
   Fail: (214) [system] char_type('A', cntrl)
^  Fail: (213) [user] is_like_space('A')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _933336)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'A')
   Call: (211) [system] 'A'=')'
   Fail: (211) [system] 'A'=')'
   Call: (211) [system] 'A'=end_of_file
   Fail: (211) [system] 'A'=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55fbb4538270), _938906)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _940764)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'A')
   Call: (213) [system] 'A'=(;)
   Fail: (213) [system] 'A'=(;)
   Call: (213) [system] 'A'=(/)
   Fail: (213) [system] 'A'=(/)
^  Call: (213) [user] is_like_space('A')
   Call: (214) [system] char_type('A', 'white')
   Fail: (214) [system] char_type('A', 'white')
   Call: (214) [system] char_type('A', end_of_line)
   Fail: (214) [system] char_type('A', end_of_line)
   Call: (214) [system] char_type('A', space)
   Fail: (214) [system] char_type('A', space)
   Call: (214) [system] char_type('A', cntrl)
   Fail: (214) [system] char_type('A', cntrl)
^  Fail: (213) [user] is_like_space('A')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] get_char((0x55fbb4538270), _956774)
   Exit: (212) [system] get_char((0x55fbb4538270), 'A')
   Call: (212) [system] 'A'='('
   Fail: (212) [system] 'A'='('
   Call: (212) [system] 'A'='['
   Fail: (212) [system] 'A'='['
   Call: (212) [system] 'A'='{'
   Fail: (212) [system] 'A'='{'
   Call: (212) [system] 'A'='"'
   Fail: (212) [system] 'A'='"'
   Call: (212) [system] 'A'=!
   Fail: (212) [system] 'A'=!
   Call: (212) [system] 'A'='\''
   Fail: (212) [system] 'A'='\''
   Call: (212) [system] 'A'='`'
   Fail: (212) [system] 'A'='`'
   Call: (212) [system] 'A'=end_of_file
   Fail: (212) [system] 'A'=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55fbb4538270), 'A', _938906)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _974416)
   Call: (214) [system] peek_char((0x55fbb4538270), _975350)
   Exit: (214) [system] peek_char((0x55fbb4538270), ')')
^  Call: (214) [user] is_delimiter(')')
   Call: (215) [system] char_type(')', space)
   Fail: (215) [system] char_type(')', space)
   Call: (215) [system] arg(_980070, v('(', ')', end_of_file), ')')
   Exit: (215) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (214) [user] is_delimiter(')')
   Call: (214) [system] _974416=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (213) [user] classify_and_convert_charseq(['A'], _938906)
^  Call: (214) [user] classify_and_convert_charseq_(['A'], _986506)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_987458, _987460), once(user:catch(read_from_chars(['A'], _986506), _987440, fail)), '$restore_trace'(_987458, _987460))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_987458, _987460))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _986506), _987440, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(_986506)
   Fail: (215) [system] atomic(_986506)
   Call: (215) [system] atom_chars(_986506, ['A'])
   Exit: (215) [system] atom_chars('A', ['A'])
^  Exit: (214) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (214) [system] integer('A')
   Fail: (214) [system] integer('A')
   Call: (214) [system] _938906='A'
   Exit: (214) [system] 'A'='A'
^  Exit: (213) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (212) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (211) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _1001456)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1003314)
   Exit: (213) [system] peek_char((0x55fbb4538270), ')')
   Call: (213) [system] ')'=(;)
   Fail: (213) [system] ')'=(;)
   Call: (213) [system] ')'=(/)
   Fail: (213) [system] ')'=(/)
^  Call: (213) [user] is_like_space(')')
   Call: (214) [system] char_type(')', 'white')
   Fail: (214) [system] char_type(')', 'white')
   Call: (214) [system] char_type(')', end_of_line)
   Fail: (214) [system] char_type(')', end_of_line)
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] char_type(')', cntrl)
   Fail: (214) [system] char_type(')', cntrl)
^  Fail: (213) [user] is_like_space(')')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1019324)
   Exit: (212) [system] peek_char((0x55fbb4538270), ')')
   Call: (212) [system] ')'=')'
   Exit: (212) [system] ')'=')'
   Call: (212) [system] get_char((0x55fbb4538270), _1023114)
   Exit: (212) [system] get_char((0x55fbb4538270), ')')
   Call: (212) [system] _1001456=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), [])
   Call: (211) [system] _902246=['A']
   Exit: (211) [system] ['A']=['A']
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), ['A'])
   Call: (210) [system] _804908=['A', 'A']
   Exit: (210) [system] ['A', 'A']=['A', 'A']
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), ['A', 'A'])
   Call: (209) [system] _598832=['AndLink', 'A', 'A']
   Exit: (209) [system] ['AndLink', 'A', 'A']=['AndLink', 'A', 'A']
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'A', 'A'])
^  Exit: (207) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'A', 'A'])
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _1036996)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1038854)
   Exit: (209) [system] peek_char((0x55fbb4538270), ')')
   Call: (209) [system] ')'=(;)
   Fail: (209) [system] ')'=(;)
   Call: (209) [system] ')'=(/)
   Fail: (209) [system] ')'=(/)
^  Call: (209) [user] is_like_space(')')
   Call: (210) [system] char_type(')', 'white')
   Fail: (210) [system] char_type(')', 'white')
   Call: (210) [system] char_type(')', end_of_line)
   Fail: (210) [system] char_type(')', end_of_line)
   Call: (210) [system] char_type(')', space)
   Fail: (210) [system] char_type(')', space)
   Call: (210) [system] char_type(')', cntrl)
   Fail: (210) [system] char_type(')', cntrl)
^  Fail: (209) [user] is_like_space(')')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1054864)
   Exit: (208) [system] peek_char((0x55fbb4538270), ')')
   Call: (208) [system] ')'=')'
   Exit: (208) [system] ')'=')'
   Call: (208) [system] get_char((0x55fbb4538270), _1058654)
   Exit: (208) [system] get_char((0x55fbb4538270), ')')
   Call: (208) [system] _1036996=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), [])
   Call: (207) [system] _562172=[['AndLink', 'A', 'A']]
   Exit: (207) [system] [['AndLink', 'A', 'A']]=[['AndLink', 'A', 'A']]
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'A', 'A']])
   Call: (206) [system] _4732=[['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']]
   Exit: (206) [system] [['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']]=[['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']]
^  Exit: (205) [user] read_list(')', (0x55fbb4538270), [['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']])
   Call: (205) [system] _4724=[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']]
   Exit: (205) [system] [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']]=[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']]
^  Exit: (204) [user] read_list(')', (0x55fbb4538270), [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']])
^  Exit: (203) [user] cont_sexpr(')', (0x55fbb4538270), [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']])
^  Call: (203) [user] read_list(')', (0x55fbb4538270), _1072536)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1074394)
   Exit: (205) [system] peek_char((0x55fbb4538270), '\n')
   Call: (205) [system] '\n'=(;)
   Fail: (205) [system] '\n'=(;)
   Call: (205) [system] '\n'=(/)
   Fail: (205) [system] '\n'=(/)
^  Call: (205) [user] is_like_space('\n')
   Call: (206) [system] char_type('\n', 'white')
   Fail: (206) [system] char_type('\n', 'white')
   Call: (206) [system] char_type('\n', end_of_line)
   Exit: (206) [system] char_type('\n', end_of_line)
^  Exit: (205) [user] is_like_space('\n')
   Call: (205) [system] get_char((0x55fbb4538270), _1085844)
   Exit: (205) [system] get_char((0x55fbb4538270), '\n')
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1088548)
   Exit: (206) [system] peek_char((0x55fbb4538270), '\t')
   Call: (206) [system] '\t'=(;)
   Fail: (206) [system] '\t'=(;)
   Call: (206) [system] '\t'=(/)
   Fail: (206) [system] '\t'=(/)
^  Call: (206) [user] is_like_space('\t')
   Call: (207) [system] char_type('\t', 'white')
   Exit: (207) [system] char_type('\t', 'white')
^  Exit: (206) [user] is_like_space('\t')
   Call: (206) [system] get_char((0x55fbb4538270), _1098142)
   Exit: (206) [system] get_char((0x55fbb4538270), '\t')
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1100846)
   Exit: (207) [system] peek_char((0x55fbb4538270), '\t')
   Call: (207) [system] '\t'=(;)
   Fail: (207) [system] '\t'=(;)
   Call: (207) [system] '\t'=(/)
   Fail: (207) [system] '\t'=(/)
^  Call: (207) [user] is_like_space('\t')
   Call: (208) [system] char_type('\t', 'white')
   Exit: (208) [system] char_type('\t', 'white')
^  Exit: (207) [user] is_like_space('\t')
   Call: (207) [system] get_char((0x55fbb4538270), _1110440)
   Exit: (207) [system] get_char((0x55fbb4538270), '\t')
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1113144)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
   Call: (208) [system] ' '=(;)
   Fail: (208) [system] ' '=(;)
   Call: (208) [system] ' '=(/)
   Fail: (208) [system] ' '=(/)
^  Call: (208) [user] is_like_space(' ')
   Call: (209) [system] char_type(' ', 'white')
   Exit: (209) [system] char_type(' ', 'white')
^  Exit: (208) [user] is_like_space(' ')
   Call: (208) [system] get_char((0x55fbb4538270), _1122738)
   Exit: (208) [system] get_char((0x55fbb4538270), ' ')
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1125442)
   Exit: (209) [system] peek_char((0x55fbb4538270), '(')
   Call: (209) [system] '('=(;)
   Fail: (209) [system] '('=(;)
   Call: (209) [system] '('=(/)
   Fail: (209) [system] '('=(/)
^  Call: (209) [user] is_like_space('(')
   Call: (210) [system] char_type('(', 'white')
   Fail: (210) [system] char_type('(', 'white')
   Call: (210) [system] char_type('(', end_of_line)
   Fail: (210) [system] char_type('(', end_of_line)
   Call: (210) [system] char_type('(', space)
   Fail: (210) [system] char_type('(', space)
   Call: (210) [system] char_type('(', cntrl)
   Fail: (210) [system] char_type('(', cntrl)
^  Fail: (209) [user] is_like_space('(')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1145148)
   Exit: (204) [system] peek_char((0x55fbb4538270), '(')
   Call: (204) [system] '('=')'
   Fail: (204) [system] '('=')'
   Call: (204) [system] '('=end_of_file
   Fail: (204) [system] '('=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55fbb4538270), _1150718)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1152576)
   Exit: (206) [system] peek_char((0x55fbb4538270), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
   Call: (206) [system] '('=(/)
   Fail: (206) [system] '('=(/)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] get_char((0x55fbb4538270), _1168586)
   Exit: (205) [system] get_char((0x55fbb4538270), '(')
   Call: (205) [system] '('='('
   Exit: (205) [system] '('='('
^  Call: (205) [user] read_list(')', (0x55fbb4538270), _1150718)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1174156)
   Exit: (207) [system] peek_char((0x55fbb4538270), :)
   Call: (207) [system] (:)=(;)
   Fail: (207) [system] (:)=(;)
   Call: (207) [system] (:)=(/)
   Fail: (207) [system] (:)=(/)
^  Call: (207) [user] is_like_space(:)
   Call: (208) [system] char_type(:, 'white')
   Fail: (208) [system] char_type(:, 'white')
   Call: (208) [system] char_type(:, end_of_line)
   Fail: (208) [system] char_type(:, end_of_line)
   Call: (208) [system] char_type(:, space)
   Fail: (208) [system] char_type(:, space)
   Call: (208) [system] char_type(:, cntrl)
   Fail: (208) [system] char_type(:, cntrl)
^  Fail: (207) [user] is_like_space(:)
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1190166)
   Exit: (206) [system] peek_char((0x55fbb4538270), :)
   Call: (206) [system] (:)=')'
   Fail: (206) [system] (:)=')'
   Call: (206) [system] (:)=end_of_file
   Fail: (206) [system] (:)=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55fbb4538270), _1195736)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1197594)
   Exit: (208) [system] peek_char((0x55fbb4538270), :)
   Call: (208) [system] (:)=(;)
   Fail: (208) [system] (:)=(;)
   Call: (208) [system] (:)=(/)
   Fail: (208) [system] (:)=(/)
^  Call: (208) [user] is_like_space(:)
   Call: (209) [system] char_type(:, 'white')
   Fail: (209) [system] char_type(:, 'white')
   Call: (209) [system] char_type(:, end_of_line)
   Fail: (209) [system] char_type(:, end_of_line)
   Call: (209) [system] char_type(:, space)
   Fail: (209) [system] char_type(:, space)
   Call: (209) [system] char_type(:, cntrl)
   Fail: (209) [system] char_type(:, cntrl)
^  Fail: (208) [user] is_like_space(:)
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] get_char((0x55fbb4538270), _1213604)
   Exit: (207) [system] get_char((0x55fbb4538270), :)
   Call: (207) [system] (:)='('
   Fail: (207) [system] (:)='('
   Call: (207) [system] (:)='['
   Fail: (207) [system] (:)='['
   Call: (207) [system] (:)='{'
   Fail: (207) [system] (:)='{'
   Call: (207) [system] (:)='"'
   Fail: (207) [system] (:)='"'
   Call: (207) [system] (:)=!
   Fail: (207) [system] (:)=!
   Call: (207) [system] (:)='\''
   Fail: (207) [system] (:)='\''
   Call: (207) [system] (:)='`'
   Fail: (207) [system] (:)='`'
   Call: (207) [system] (:)=end_of_file
   Fail: (207) [system] (:)=end_of_file
^  Call: (207) [user] read_symbolic(')', (0x55fbb4538270), :, _1195736)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1231246)
   Call: (209) [system] peek_char((0x55fbb4538270), _1232180)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _1231246=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (208) [user] classify_and_convert_charseq([:], _1195736)
^  Call: (209) [user] classify_and_convert_charseq_([:], _1241464)
^  Call: (211) [system] setup_call_cleanup('$notrace'(_1242416, _1242418), once(user:catch(read_from_chars([:], _1241464), _1242398, fail)), '$restore_trace'(_1242416, _1242418))
^  Call: (212) [system] sig_atomic(system:'$notrace'(_1242416, _1242418))
^  Exit: (211) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1242398, fail)), system:'$restore_trace'(3, -1))
   Call: (210) [system] atomic(:)
   Exit: (210) [system] atomic(:)
^  Exit: (209) [user] classify_and_convert_charseq_([:], :)
   Call: (209) [system] integer(:)
   Fail: (209) [system] integer(:)
   Call: (209) [system] _1195736=(:)
   Exit: (209) [system] (:)=(:)
^  Exit: (208) [user] classify_and_convert_charseq([:], :)
^  Exit: (207) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (206) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _1254544)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1256402)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
   Call: (208) [system] ' '=(;)
   Fail: (208) [system] ' '=(;)
   Call: (208) [system] ' '=(/)
   Fail: (208) [system] ' '=(/)
^  Call: (208) [user] is_like_space(' ')
   Call: (209) [system] char_type(' ', 'white')
   Exit: (209) [system] char_type(' ', 'white')
^  Exit: (208) [user] is_like_space(' ')
   Call: (208) [system] get_char((0x55fbb4538270), _1265996)
   Exit: (208) [system] get_char((0x55fbb4538270), ' ')
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1268700)
   Exit: (209) [system] peek_char((0x55fbb4538270), '(')
   Call: (209) [system] '('=(;)
   Fail: (209) [system] '('=(;)
   Call: (209) [system] '('=(/)
   Fail: (209) [system] '('=(/)
^  Call: (209) [user] is_like_space('(')
   Call: (210) [system] char_type('(', 'white')
   Fail: (210) [system] char_type('(', 'white')
   Call: (210) [system] char_type('(', end_of_line)
   Fail: (210) [system] char_type('(', end_of_line)
   Call: (210) [system] char_type('(', space)
   Fail: (210) [system] char_type('(', space)
   Call: (210) [system] char_type('(', cntrl)
   Fail: (210) [system] char_type('(', cntrl)
^  Fail: (209) [user] is_like_space('(')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1285634)
   Exit: (207) [system] peek_char((0x55fbb4538270), '(')
   Call: (207) [system] '('=')'
   Fail: (207) [system] '('=')'
   Call: (207) [system] '('=end_of_file
   Fail: (207) [system] '('=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55fbb4538270), _1291204)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1293062)
   Exit: (209) [system] peek_char((0x55fbb4538270), '(')
   Call: (209) [system] '('=(;)
   Fail: (209) [system] '('=(;)
   Call: (209) [system] '('=(/)
   Fail: (209) [system] '('=(/)
^  Call: (209) [user] is_like_space('(')
   Call: (210) [system] char_type('(', 'white')
   Fail: (210) [system] char_type('(', 'white')
   Call: (210) [system] char_type('(', end_of_line)
   Fail: (210) [system] char_type('(', end_of_line)
   Call: (210) [system] char_type('(', space)
   Fail: (210) [system] char_type('(', space)
   Call: (210) [system] char_type('(', cntrl)
   Fail: (210) [system] char_type('(', cntrl)
^  Fail: (209) [user] is_like_space('(')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] get_char((0x55fbb4538270), _1309072)
   Exit: (208) [system] get_char((0x55fbb4538270), '(')
   Call: (208) [system] '('='('
   Exit: (208) [system] '('='('
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _1291204)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1314642)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'C')
   Call: (210) [system] 'C'=(;)
   Fail: (210) [system] 'C'=(;)
   Call: (210) [system] 'C'=(/)
   Fail: (210) [system] 'C'=(/)
^  Call: (210) [user] is_like_space('C')
   Call: (211) [system] char_type('C', 'white')
   Fail: (211) [system] char_type('C', 'white')
   Call: (211) [system] char_type('C', end_of_line)
   Fail: (211) [system] char_type('C', end_of_line)
   Call: (211) [system] char_type('C', space)
   Fail: (211) [system] char_type('C', space)
   Call: (211) [system] char_type('C', cntrl)
   Fail: (211) [system] char_type('C', cntrl)
^  Fail: (210) [user] is_like_space('C')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1330652)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'C')
   Call: (209) [system] 'C'=')'
   Fail: (209) [system] 'C'=')'
   Call: (209) [system] 'C'=end_of_file
   Fail: (209) [system] 'C'=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55fbb4538270), _1336222)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1338080)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'C')
   Call: (211) [system] 'C'=(;)
   Fail: (211) [system] 'C'=(;)
   Call: (211) [system] 'C'=(/)
   Fail: (211) [system] 'C'=(/)
^  Call: (211) [user] is_like_space('C')
   Call: (212) [system] char_type('C', 'white')
   Fail: (212) [system] char_type('C', 'white')
   Call: (212) [system] char_type('C', end_of_line)
   Fail: (212) [system] char_type('C', end_of_line)
   Call: (212) [system] char_type('C', space)
   Fail: (212) [system] char_type('C', space)
   Call: (212) [system] char_type('C', cntrl)
   Fail: (212) [system] char_type('C', cntrl)
^  Fail: (211) [user] is_like_space('C')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] get_char((0x55fbb4538270), _1354090)
   Exit: (210) [system] get_char((0x55fbb4538270), 'C')
   Call: (210) [system] 'C'='('
   Fail: (210) [system] 'C'='('
   Call: (210) [system] 'C'='['
   Fail: (210) [system] 'C'='['
   Call: (210) [system] 'C'='{'
   Fail: (210) [system] 'C'='{'
   Call: (210) [system] 'C'='"'
   Fail: (210) [system] 'C'='"'
   Call: (210) [system] 'C'=!
   Fail: (210) [system] 'C'=!
   Call: (210) [system] 'C'='\''
   Fail: (210) [system] 'C'='\''
   Call: (210) [system] 'C'='`'
   Fail: (210) [system] 'C'='`'
   Call: (210) [system] 'C'=end_of_file
   Fail: (210) [system] 'C'=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55fbb4538270), 'C', _1336222)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1371732)
   Call: (212) [system] peek_char((0x55fbb4538270), _1372666)
   Exit: (212) [system] peek_char((0x55fbb4538270), o)
^  Call: (212) [user] is_delimiter(o)
   Call: (213) [system] char_type(o, space)
   Fail: (213) [system] char_type(o, space)
   Call: (213) [system] arg(_1377386, v('(', ')', end_of_file), o)
   Fail: (213) [system] arg(_1378318, v('(', ')', end_of_file), o)
^  Fail: (212) [user] is_delimiter(o)
   Call: (212) [system] ')'==o
   Fail: (212) [system] ')'==o
   Call: (212) [system] get_char((0x55fbb4538270), o)
   Exit: (212) [system] get_char((0x55fbb4538270), o)
   Call: (212) [system] o=(\)
   Fail: (212) [system] o=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1385668)
   Call: (213) [system] peek_char((0x55fbb4538270), _1386602)
   Exit: (213) [system] peek_char((0x55fbb4538270), n)
^  Call: (213) [user] is_delimiter(n)
   Call: (214) [system] char_type(n, space)
   Fail: (214) [system] char_type(n, space)
   Call: (214) [system] arg(_1391322, v('(', ')', end_of_file), n)
   Fail: (214) [system] arg(_1392254, v('(', ')', end_of_file), n)
^  Fail: (213) [user] is_delimiter(n)
   Call: (213) [system] ')'==n
   Fail: (213) [system] ')'==n
   Call: (213) [system] get_char((0x55fbb4538270), n)
   Exit: (213) [system] get_char((0x55fbb4538270), n)
   Call: (213) [system] n=(\)
   Fail: (213) [system] n=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1399604)
   Call: (214) [system] peek_char((0x55fbb4538270), _1400538)
   Exit: (214) [system] peek_char((0x55fbb4538270), j)
^  Call: (214) [user] is_delimiter(j)
   Call: (215) [system] char_type(j, space)
   Fail: (215) [system] char_type(j, space)
   Call: (215) [system] arg(_1405258, v('(', ')', end_of_file), j)
   Fail: (215) [system] arg(_1406190, v('(', ')', end_of_file), j)
^  Fail: (214) [user] is_delimiter(j)
   Call: (214) [system] ')'==j
   Fail: (214) [system] ')'==j
   Call: (214) [system] get_char((0x55fbb4538270), j)
   Exit: (214) [system] get_char((0x55fbb4538270), j)
   Call: (214) [system] j=(\)
   Fail: (214) [system] j=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1413540)
   Call: (215) [system] peek_char((0x55fbb4538270), _1414474)
   Exit: (215) [system] peek_char((0x55fbb4538270), u)
^  Call: (215) [user] is_delimiter(u)
   Call: (216) [system] char_type(u, space)
   Fail: (216) [system] char_type(u, space)
   Call: (216) [system] arg(_1419194, v('(', ')', end_of_file), u)
   Fail: (216) [system] arg(_1420126, v('(', ')', end_of_file), u)
^  Fail: (215) [user] is_delimiter(u)
   Call: (215) [system] ')'==u
   Fail: (215) [system] ')'==u
   Call: (215) [system] get_char((0x55fbb4538270), u)
   Exit: (215) [system] get_char((0x55fbb4538270), u)
   Call: (215) [system] u=(\)
   Fail: (215) [system] u=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1427476)
   Call: (216) [system] peek_char((0x55fbb4538270), _1428410)
   Exit: (216) [system] peek_char((0x55fbb4538270), n)
^  Call: (216) [user] is_delimiter(n)
   Call: (217) [system] char_type(n, space)
   Fail: (217) [system] char_type(n, space)
   Call: (217) [system] arg(_1433130, v('(', ')', end_of_file), n)
   Fail: (217) [system] arg(_1434062, v('(', ')', end_of_file), n)
^  Fail: (216) [user] is_delimiter(n)
   Call: (216) [system] ')'==n
   Fail: (216) [system] ')'==n
   Call: (216) [system] get_char((0x55fbb4538270), n)
   Exit: (216) [system] get_char((0x55fbb4538270), n)
   Call: (216) [system] n=(\)
   Fail: (216) [system] n=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1441412)
   Call: (217) [system] peek_char((0x55fbb4538270), _1442346)
   Exit: (217) [system] peek_char((0x55fbb4538270), c)
^  Call: (217) [user] is_delimiter(c)
   Call: (218) [system] char_type(c, space)
   Fail: (218) [system] char_type(c, space)
   Call: (218) [system] arg(_1447066, v('(', ')', end_of_file), c)
   Fail: (218) [system] arg(_1447998, v('(', ')', end_of_file), c)
^  Fail: (217) [user] is_delimiter(c)
   Call: (217) [system] ')'==c
   Fail: (217) [system] ')'==c
   Call: (217) [system] get_char((0x55fbb4538270), c)
   Exit: (217) [system] get_char((0x55fbb4538270), c)
   Call: (217) [system] c=(\)
   Fail: (217) [system] c=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1455348)
   Call: (218) [system] peek_char((0x55fbb4538270), _1456282)
   Exit: (218) [system] peek_char((0x55fbb4538270), t)
^  Call: (218) [user] is_delimiter(t)
   Call: (219) [system] char_type(t, space)
   Fail: (219) [system] char_type(t, space)
   Call: (219) [system] arg(_1461002, v('(', ')', end_of_file), t)
   Fail: (219) [system] arg(_1461934, v('(', ')', end_of_file), t)
^  Fail: (218) [user] is_delimiter(t)
   Call: (218) [system] ')'==t
   Fail: (218) [system] ')'==t
   Call: (218) [system] get_char((0x55fbb4538270), t)
   Exit: (218) [system] get_char((0x55fbb4538270), t)
   Call: (218) [system] t=(\)
   Fail: (218) [system] t=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1469284)
   Call: (219) [system] peek_char((0x55fbb4538270), _1470218)
   Exit: (219) [system] peek_char((0x55fbb4538270), i)
^  Call: (219) [user] is_delimiter(i)
   Call: (220) [system] char_type(i, space)
   Fail: (220) [system] char_type(i, space)
   Call: (220) [system] arg(_1474938, v('(', ')', end_of_file), i)
   Fail: (220) [system] arg(_1475870, v('(', ')', end_of_file), i)
^  Fail: (219) [user] is_delimiter(i)
   Call: (219) [system] ')'==i
   Fail: (219) [system] ')'==i
   Call: (219) [system] get_char((0x55fbb4538270), i)
   Exit: (219) [system] get_char((0x55fbb4538270), i)
   Call: (219) [system] i=(\)
   Fail: (219) [system] i=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1483220)
   Call: (220) [system] peek_char((0x55fbb4538270), _1484154)
   Exit: (220) [system] peek_char((0x55fbb4538270), o)
^  Call: (220) [user] is_delimiter(o)
   Call: (221) [system] char_type(o, space)
   Fail: (221) [system] char_type(o, space)
   Call: (221) [system] arg(_1488874, v('(', ')', end_of_file), o)
   Fail: (221) [system] arg(_1489806, v('(', ')', end_of_file), o)
^  Fail: (220) [user] is_delimiter(o)
   Call: (220) [system] ')'==o
   Fail: (220) [system] ')'==o
   Call: (220) [system] get_char((0x55fbb4538270), o)
   Exit: (220) [system] get_char((0x55fbb4538270), o)
   Call: (220) [system] o=(\)
   Fail: (220) [system] o=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1497156)
   Call: (221) [system] peek_char((0x55fbb4538270), _1498090)
   Exit: (221) [system] peek_char((0x55fbb4538270), n)
^  Call: (221) [user] is_delimiter(n)
   Call: (222) [system] char_type(n, space)
   Fail: (222) [system] char_type(n, space)
   Call: (222) [system] arg(_1502810, v('(', ')', end_of_file), n)
   Fail: (222) [system] arg(_1503742, v('(', ')', end_of_file), n)
^  Fail: (221) [user] is_delimiter(n)
   Call: (221) [system] ')'==n
   Fail: (221) [system] ')'==n
   Call: (221) [system] get_char((0x55fbb4538270), n)
   Exit: (221) [system] get_char((0x55fbb4538270), n)
   Call: (221) [system] n=(\)
   Fail: (221) [system] n=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1511092)
   Call: (222) [system] peek_char((0x55fbb4538270), _1512026)
   Exit: (222) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (222) [user] is_delimiter('I')
   Call: (223) [system] char_type('I', space)
   Fail: (223) [system] char_type('I', space)
   Call: (223) [system] arg(_1516746, v('(', ')', end_of_file), 'I')
   Fail: (223) [system] arg(_1517678, v('(', ')', end_of_file), 'I')
^  Fail: (222) [user] is_delimiter('I')
   Call: (222) [system] ')'=='I'
   Fail: (222) [system] ')'=='I'
   Call: (222) [system] get_char((0x55fbb4538270), 'I')
   Exit: (222) [system] get_char((0x55fbb4538270), 'I')
   Call: (222) [system] 'I'=(\)
   Fail: (222) [system] 'I'=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _1525028)
   Call: (223) [system] peek_char((0x55fbb4538270), _1525962)
   Exit: (223) [system] peek_char((0x55fbb4538270), n)
^  Call: (223) [user] is_delimiter(n)
   Call: (224) [system] char_type(n, space)
   Fail: (224) [system] char_type(n, space)
   Call: (224) [system] arg(_1530682, v('(', ')', end_of_file), n)
   Fail: (224) [system] arg(_1531614, v('(', ')', end_of_file), n)
^  Fail: (223) [user] is_delimiter(n)
   Call: (223) [system] ')'==n
   Fail: (223) [system] ')'==n
   Call: (223) [system] get_char((0x55fbb4538270), n)
   Exit: (223) [system] get_char((0x55fbb4538270), n)
   Call: (223) [system] n=(\)
   Fail: (223) [system] n=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _1538964)
   Call: (224) [system] peek_char((0x55fbb4538270), _1539898)
   Exit: (224) [system] peek_char((0x55fbb4538270), t)
^  Call: (224) [user] is_delimiter(t)
   Call: (225) [system] char_type(t, space)
   Fail: (225) [system] char_type(t, space)
   Call: (225) [system] arg(_1544618, v('(', ')', end_of_file), t)
   Fail: (225) [system] arg(_1545550, v('(', ')', end_of_file), t)
^  Fail: (224) [user] is_delimiter(t)
   Call: (224) [system] ')'==t
   Fail: (224) [system] ')'==t
   Call: (224) [system] get_char((0x55fbb4538270), t)
   Exit: (224) [system] get_char((0x55fbb4538270), t)
   Call: (224) [system] t=(\)
   Fail: (224) [system] t=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _1552900)
   Call: (225) [system] peek_char((0x55fbb4538270), _1553834)
   Exit: (225) [system] peek_char((0x55fbb4538270), r)
^  Call: (225) [user] is_delimiter(r)
   Call: (226) [system] char_type(r, space)
   Fail: (226) [system] char_type(r, space)
   Call: (226) [system] arg(_1558554, v('(', ')', end_of_file), r)
   Fail: (226) [system] arg(_1559486, v('(', ')', end_of_file), r)
^  Fail: (225) [user] is_delimiter(r)
   Call: (225) [system] ')'==r
   Fail: (225) [system] ')'==r
   Call: (225) [system] get_char((0x55fbb4538270), r)
   Exit: (225) [system] get_char((0x55fbb4538270), r)
   Call: (225) [system] r=(\)
   Fail: (225) [system] r=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _1566836)
   Call: (226) [system] peek_char((0x55fbb4538270), _1567770)
   Exit: (226) [system] peek_char((0x55fbb4538270), o)
^  Call: (226) [user] is_delimiter(o)
   Call: (227) [system] char_type(o, space)
   Fail: (227) [system] char_type(o, space)
   Call: (227) [system] arg(_1572490, v('(', ')', end_of_file), o)
   Fail: (227) [system] arg(_1573422, v('(', ')', end_of_file), o)
^  Fail: (226) [user] is_delimiter(o)
   Call: (226) [system] ')'==o
   Fail: (226) [system] ')'==o
   Call: (226) [system] get_char((0x55fbb4538270), o)
   Exit: (226) [system] get_char((0x55fbb4538270), o)
   Call: (226) [system] o=(\)
   Fail: (226) [system] o=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _1580772)
   Call: (227) [system] peek_char((0x55fbb4538270), _1581706)
   Exit: (227) [system] peek_char((0x55fbb4538270), d)
^  Call: (227) [user] is_delimiter(d)
   Call: (228) [system] char_type(d, space)
   Fail: (228) [system] char_type(d, space)
   Call: (228) [system] arg(_1586426, v('(', ')', end_of_file), d)
   Fail: (228) [system] arg(_1587358, v('(', ')', end_of_file), d)
^  Fail: (227) [user] is_delimiter(d)
   Call: (227) [system] ')'==d
   Fail: (227) [system] ')'==d
   Call: (227) [system] get_char((0x55fbb4538270), d)
   Exit: (227) [system] get_char((0x55fbb4538270), d)
   Call: (227) [system] d=(\)
   Fail: (227) [system] d=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _1594708)
   Call: (228) [system] peek_char((0x55fbb4538270), _1595642)
   Exit: (228) [system] peek_char((0x55fbb4538270), u)
^  Call: (228) [user] is_delimiter(u)
   Call: (229) [system] char_type(u, space)
   Fail: (229) [system] char_type(u, space)
   Call: (229) [system] arg(_1600362, v('(', ')', end_of_file), u)
   Fail: (229) [system] arg(_1601294, v('(', ')', end_of_file), u)
^  Fail: (228) [user] is_delimiter(u)
   Call: (228) [system] ')'==u
   Fail: (228) [system] ')'==u
   Call: (228) [system] get_char((0x55fbb4538270), u)
   Exit: (228) [system] get_char((0x55fbb4538270), u)
   Call: (228) [system] u=(\)
   Fail: (228) [system] u=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _1608644)
   Call: (229) [system] peek_char((0x55fbb4538270), _1609578)
   Exit: (229) [system] peek_char((0x55fbb4538270), c)
^  Call: (229) [user] is_delimiter(c)
   Call: (230) [system] char_type(c, space)
   Fail: (230) [system] char_type(c, space)
   Call: (230) [system] arg(_1614298, v('(', ')', end_of_file), c)
   Fail: (230) [system] arg(_1615230, v('(', ')', end_of_file), c)
^  Fail: (229) [user] is_delimiter(c)
   Call: (229) [system] ')'==c
   Fail: (229) [system] ')'==c
   Call: (229) [system] get_char((0x55fbb4538270), c)
   Exit: (229) [system] get_char((0x55fbb4538270), c)
   Call: (229) [system] c=(\)
   Fail: (229) [system] c=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _1622580)
   Call: (230) [system] peek_char((0x55fbb4538270), _1623514)
   Exit: (230) [system] peek_char((0x55fbb4538270), t)
^  Call: (230) [user] is_delimiter(t)
   Call: (231) [system] char_type(t, space)
   Fail: (231) [system] char_type(t, space)
   Call: (231) [system] arg(_1628234, v('(', ')', end_of_file), t)
   Fail: (231) [system] arg(_1629166, v('(', ')', end_of_file), t)
^  Fail: (230) [user] is_delimiter(t)
   Call: (230) [system] ')'==t
   Fail: (230) [system] ')'==t
   Call: (230) [system] get_char((0x55fbb4538270), t)
   Exit: (230) [system] get_char((0x55fbb4538270), t)
   Call: (230) [system] t=(\)
   Fail: (230) [system] t=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _1636516)
   Call: (231) [system] peek_char((0x55fbb4538270), _1637450)
   Exit: (231) [system] peek_char((0x55fbb4538270), i)
^  Call: (231) [user] is_delimiter(i)
   Call: (232) [system] char_type(i, space)
   Fail: (232) [system] char_type(i, space)
   Call: (232) [system] arg(_1642170, v('(', ')', end_of_file), i)
   Fail: (232) [system] arg(_1643102, v('(', ')', end_of_file), i)
^  Fail: (231) [user] is_delimiter(i)
   Call: (231) [system] ')'==i
   Fail: (231) [system] ')'==i
   Call: (231) [system] get_char((0x55fbb4538270), i)
   Exit: (231) [system] get_char((0x55fbb4538270), i)
   Call: (231) [system] i=(\)
   Fail: (231) [system] i=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _1650452)
   Call: (232) [system] peek_char((0x55fbb4538270), _1651386)
   Exit: (232) [system] peek_char((0x55fbb4538270), o)
^  Call: (232) [user] is_delimiter(o)
   Call: (233) [system] char_type(o, space)
   Fail: (233) [system] char_type(o, space)
   Call: (233) [system] arg(_1656106, v('(', ')', end_of_file), o)
   Fail: (233) [system] arg(_1657038, v('(', ')', end_of_file), o)
^  Fail: (232) [user] is_delimiter(o)
   Call: (232) [system] ')'==o
   Fail: (232) [system] ')'==o
   Call: (232) [system] get_char((0x55fbb4538270), o)
   Exit: (232) [system] get_char((0x55fbb4538270), o)
   Call: (232) [system] o=(\)
   Fail: (232) [system] o=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _1664388)
   Call: (233) [system] peek_char((0x55fbb4538270), _1665322)
   Exit: (233) [system] peek_char((0x55fbb4538270), n)
^  Call: (233) [user] is_delimiter(n)
   Call: (234) [system] char_type(n, space)
   Fail: (234) [system] char_type(n, space)
   Call: (234) [system] arg(_1670042, v('(', ')', end_of_file), n)
   Fail: (234) [system] arg(_1670974, v('(', ')', end_of_file), n)
^  Fail: (233) [user] is_delimiter(n)
   Call: (233) [system] ')'==n
   Fail: (233) [system] ')'==n
   Call: (233) [system] get_char((0x55fbb4538270), n)
   Exit: (233) [system] get_char((0x55fbb4538270), n)
   Call: (233) [system] n=(\)
   Fail: (233) [system] n=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _1678324)
   Call: (234) [system] peek_char((0x55fbb4538270), _1679258)
   Exit: (234) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (234) [user] is_delimiter(' ')
   Call: (235) [system] char_type(' ', space)
   Exit: (235) [system] char_type(' ', space)
^  Exit: (234) [user] is_delimiter(' ')
   Call: (234) [system] _1678324=[]
   Exit: (234) [system] []=[]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (233) [system] _1664388=[n]
   Exit: (233) [system] [n]=[n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (232) [system] _1650452=[o, n]
   Exit: (232) [system] [o, n]=[o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (231) [system] _1636516=[i, o, n]
   Exit: (231) [system] [i, o, n]=[i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (230) [system] _1622580=[t, i, o, n]
   Exit: (230) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (229) [system] _1608644=[c, t, i, o, n]
   Exit: (229) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (228) [system] _1594708=[u, c, t, i, o, n]
   Exit: (228) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (227) [system] _1580772=[d, u, c, t, i, o, n]
   Exit: (227) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (226) [system] _1566836=[o, d, u, c, t, i, o, n]
   Exit: (226) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (225) [system] _1552900=[r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _1538964=[t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _1525028=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _1511092=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _1497156=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _1483220=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _1469284=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _1455348=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _1441412=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _1427476=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _1413540=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _1399604=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _1385668=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (212) [system] _1371732=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (212) [system] [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (211) [user] classify_and_convert_charseq(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1336222)
^  Call: (212) [user] classify_and_convert_charseq_(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1750010)
^  Call: (214) [system] setup_call_cleanup('$notrace'(_1750962, _1750964), once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1750010), _1750944, fail)), '$restore_trace'(_1750962, _1750964))
^  Call: (215) [system] sig_atomic(system:'$notrace'(_1750962, _1750964))
^  Exit: (214) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1750010), _1750944, fail)), system:'$restore_trace'(3, -1))
   Call: (213) [system] atomic(_1750010)
   Fail: (213) [system] atomic(_1750010)
   Call: (213) [system] atom_chars(_1750010, ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (213) [system] atom_chars('ConjunctionIntroduction', ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (212) [user] classify_and_convert_charseq_(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
   Call: (212) [system] integer('ConjunctionIntroduction')
   Fail: (212) [system] integer('ConjunctionIntroduction')
   Call: (212) [system] _1336222='ConjunctionIntroduction'
   Exit: (212) [system] 'ConjunctionIntroduction'='ConjunctionIntroduction'
^  Exit: (211) [user] classify_and_convert_charseq(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
^  Exit: (210) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'ConjunctionIntroduction')
^  Exit: (209) [user] cont_sexpr(')', (0x55fbb4538270), 'ConjunctionIntroduction')
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _1764960)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1766818)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
   Call: (211) [system] ' '=(/)
   Fail: (211) [system] ' '=(/)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55fbb4538270), _1776412)
   Exit: (211) [system] get_char((0x55fbb4538270), ' ')
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1779116)
   Exit: (212) [system] peek_char((0x55fbb4538270), a)
   Call: (212) [system] a=(;)
   Fail: (212) [system] a=(;)
   Call: (212) [system] a=(/)
   Fail: (212) [system] a=(/)
^  Call: (212) [user] is_like_space(a)
   Call: (213) [system] char_type(a, 'white')
   Fail: (213) [system] char_type(a, 'white')
   Call: (213) [system] char_type(a, end_of_line)
   Fail: (213) [system] char_type(a, end_of_line)
   Call: (213) [system] char_type(a, space)
   Fail: (213) [system] char_type(a, space)
   Call: (213) [system] char_type(a, cntrl)
   Fail: (213) [system] char_type(a, cntrl)
^  Fail: (212) [user] is_like_space(a)
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1796050)
   Exit: (210) [system] peek_char((0x55fbb4538270), a)
   Call: (210) [system] a=')'
   Fail: (210) [system] a=')'
   Call: (210) [system] a=end_of_file
   Fail: (210) [system] a=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55fbb4538270), _1801620)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1803478)
   Exit: (212) [system] peek_char((0x55fbb4538270), a)
   Call: (212) [system] a=(;)
   Fail: (212) [system] a=(;)
   Call: (212) [system] a=(/)
   Fail: (212) [system] a=(/)
^  Call: (212) [user] is_like_space(a)
   Call: (213) [system] char_type(a, 'white')
   Fail: (213) [system] char_type(a, 'white')
   Call: (213) [system] char_type(a, end_of_line)
   Fail: (213) [system] char_type(a, end_of_line)
   Call: (213) [system] char_type(a, space)
   Fail: (213) [system] char_type(a, space)
   Call: (213) [system] char_type(a, cntrl)
   Fail: (213) [system] char_type(a, cntrl)
^  Fail: (212) [user] is_like_space(a)
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] get_char((0x55fbb4538270), _1819488)
   Exit: (211) [system] get_char((0x55fbb4538270), a)
   Call: (211) [system] a='('
   Fail: (211) [system] a='('
   Call: (211) [system] a='['
   Fail: (211) [system] a='['
   Call: (211) [system] a='{'
   Fail: (211) [system] a='{'
   Call: (211) [system] a='"'
   Fail: (211) [system] a='"'
   Call: (211) [system] a=!
   Fail: (211) [system] a=!
   Call: (211) [system] a='\''
   Fail: (211) [system] a='\''
   Call: (211) [system] a='`'
   Fail: (211) [system] a='`'
   Call: (211) [system] a=end_of_file
   Fail: (211) [system] a=end_of_file
^  Call: (211) [user] read_symbolic(')', (0x55fbb4538270), a, _1801620)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1837130)
   Call: (213) [system] peek_char((0x55fbb4538270), _1838064)
   Exit: (213) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (213) [user] is_delimiter(' ')
   Call: (214) [system] char_type(' ', space)
   Exit: (214) [system] char_type(' ', space)
^  Exit: (213) [user] is_delimiter(' ')
   Call: (213) [system] _1837130=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (212) [user] classify_and_convert_charseq([a], _1801620)
^  Call: (213) [user] classify_and_convert_charseq_([a], _1847348)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_1848300, _1848302), once(user:catch(read_from_chars([a], _1847348), _1848282, fail)), '$restore_trace'(_1848300, _1848302))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_1848300, _1848302))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1848282, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(a)
   Exit: (214) [system] atomic(a)
^  Exit: (213) [user] classify_and_convert_charseq_([a], a)
   Call: (213) [system] integer(a)
   Fail: (213) [system] integer(a)
   Call: (213) [system] _1801620=a
   Exit: (213) [system] a=a
^  Exit: (212) [user] classify_and_convert_charseq([a], a)
^  Exit: (211) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (210) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _1860428)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1862286)
   Exit: (212) [system] peek_char((0x55fbb4538270), ' ')
   Call: (212) [system] ' '=(;)
   Fail: (212) [system] ' '=(;)
   Call: (212) [system] ' '=(/)
   Fail: (212) [system] ' '=(/)
^  Call: (212) [user] is_like_space(' ')
   Call: (213) [system] char_type(' ', 'white')
   Exit: (213) [system] char_type(' ', 'white')
^  Exit: (212) [user] is_like_space(' ')
   Call: (212) [system] get_char((0x55fbb4538270), _1871880)
   Exit: (212) [system] get_char((0x55fbb4538270), ' ')
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1874584)
   Exit: (213) [system] peek_char((0x55fbb4538270), a)
   Call: (213) [system] a=(;)
   Fail: (213) [system] a=(;)
   Call: (213) [system] a=(/)
   Fail: (213) [system] a=(/)
^  Call: (213) [user] is_like_space(a)
   Call: (214) [system] char_type(a, 'white')
   Fail: (214) [system] char_type(a, 'white')
   Call: (214) [system] char_type(a, end_of_line)
   Fail: (214) [system] char_type(a, end_of_line)
   Call: (214) [system] char_type(a, space)
   Fail: (214) [system] char_type(a, space)
   Call: (214) [system] char_type(a, cntrl)
   Fail: (214) [system] char_type(a, cntrl)
^  Fail: (213) [user] is_like_space(a)
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1891518)
   Exit: (211) [system] peek_char((0x55fbb4538270), a)
   Call: (211) [system] a=')'
   Fail: (211) [system] a=')'
   Call: (211) [system] a=end_of_file
   Fail: (211) [system] a=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55fbb4538270), _1897088)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1898946)
   Exit: (213) [system] peek_char((0x55fbb4538270), a)
   Call: (213) [system] a=(;)
   Fail: (213) [system] a=(;)
   Call: (213) [system] a=(/)
   Fail: (213) [system] a=(/)
^  Call: (213) [user] is_like_space(a)
   Call: (214) [system] char_type(a, 'white')
   Fail: (214) [system] char_type(a, 'white')
   Call: (214) [system] char_type(a, end_of_line)
   Fail: (214) [system] char_type(a, end_of_line)
   Call: (214) [system] char_type(a, space)
   Fail: (214) [system] char_type(a, space)
   Call: (214) [system] char_type(a, cntrl)
   Fail: (214) [system] char_type(a, cntrl)
^  Fail: (213) [user] is_like_space(a)
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] get_char((0x55fbb4538270), _1914956)
   Exit: (212) [system] get_char((0x55fbb4538270), a)
   Call: (212) [system] a='('
   Fail: (212) [system] a='('
   Call: (212) [system] a='['
   Fail: (212) [system] a='['
   Call: (212) [system] a='{'
   Fail: (212) [system] a='{'
   Call: (212) [system] a='"'
   Fail: (212) [system] a='"'
   Call: (212) [system] a=!
   Fail: (212) [system] a=!
   Call: (212) [system] a='\''
   Fail: (212) [system] a='\''
   Call: (212) [system] a='`'
   Fail: (212) [system] a='`'
   Call: (212) [system] a=end_of_file
   Fail: (212) [system] a=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55fbb4538270), a, _1897088)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1932598)
   Call: (214) [system] peek_char((0x55fbb4538270), _1933532)
   Exit: (214) [system] peek_char((0x55fbb4538270), ')')
^  Call: (214) [user] is_delimiter(')')
   Call: (215) [system] char_type(')', space)
   Fail: (215) [system] char_type(')', space)
   Call: (215) [system] arg(_1938252, v('(', ')', end_of_file), ')')
   Exit: (215) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (214) [user] is_delimiter(')')
   Call: (214) [system] _1932598=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (213) [user] classify_and_convert_charseq([a], _1897088)
^  Call: (214) [user] classify_and_convert_charseq_([a], _1944688)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_1945640, _1945642), once(user:catch(read_from_chars([a], _1944688), _1945622, fail)), '$restore_trace'(_1945640, _1945642))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_1945640, _1945642))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1945622, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(a)
   Exit: (215) [system] atomic(a)
^  Exit: (214) [user] classify_and_convert_charseq_([a], a)
   Call: (214) [system] integer(a)
   Fail: (214) [system] integer(a)
   Call: (214) [system] _1897088=a
   Exit: (214) [system] a=a
^  Exit: (213) [user] classify_and_convert_charseq([a], a)
^  Exit: (212) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (211) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _1957768)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1959626)
   Exit: (213) [system] peek_char((0x55fbb4538270), ')')
   Call: (213) [system] ')'=(;)
   Fail: (213) [system] ')'=(;)
   Call: (213) [system] ')'=(/)
   Fail: (213) [system] ')'=(/)
^  Call: (213) [user] is_like_space(')')
   Call: (214) [system] char_type(')', 'white')
   Fail: (214) [system] char_type(')', 'white')
   Call: (214) [system] char_type(')', end_of_line)
   Fail: (214) [system] char_type(')', end_of_line)
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] char_type(')', cntrl)
   Fail: (214) [system] char_type(')', cntrl)
^  Fail: (213) [user] is_like_space(')')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1975636)
   Exit: (212) [system] peek_char((0x55fbb4538270), ')')
   Call: (212) [system] ')'=')'
   Exit: (212) [system] ')'=')'
   Call: (212) [system] get_char((0x55fbb4538270), _1979426)
   Exit: (212) [system] get_char((0x55fbb4538270), ')')
   Call: (212) [system] _1957768=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), [])
   Call: (211) [system] _1860428=[a]
   Exit: (211) [system] [a]=[a]
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), [a])
   Call: (210) [system] _1764960=[a, a]
   Exit: (210) [system] [a, a]=[a, a]
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), [a, a])
   Call: (209) [system] _1291204=['ConjunctionIntroduction', a, a]
   Exit: (209) [system] ['ConjunctionIntroduction', a, a]=['ConjunctionIntroduction', a, a]
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), ['ConjunctionIntroduction', a, a])
^  Exit: (207) [user] cont_sexpr(')', (0x55fbb4538270), ['ConjunctionIntroduction', a, a])
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _1993308)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1995166)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
   Call: (209) [system] ' '=(/)
   Fail: (209) [system] ' '=(/)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55fbb4538270), _2004760)
   Exit: (209) [system] get_char((0x55fbb4538270), ' ')
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _2007464)
   Exit: (210) [system] peek_char((0x55fbb4538270), '(')
   Call: (210) [system] '('=(;)
   Fail: (210) [system] '('=(;)
   Call: (210) [system] '('=(/)
   Fail: (210) [system] '('=(/)
^  Call: (210) [user] is_like_space('(')
   Call: (211) [system] char_type('(', 'white')
   Fail: (211) [system] char_type('(', 'white')
   Call: (211) [system] char_type('(', end_of_line)
   Fail: (211) [system] char_type('(', end_of_line)
   Call: (211) [system] char_type('(', space)
   Fail: (211) [system] char_type('(', space)
   Call: (211) [system] char_type('(', cntrl)
   Fail: (211) [system] char_type('(', cntrl)
^  Fail: (210) [user] is_like_space('(')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _2024398)
   Exit: (208) [system] peek_char((0x55fbb4538270), '(')
   Call: (208) [system] '('=')'
   Fail: (208) [system] '('=')'
   Call: (208) [system] '('=end_of_file
   Fail: (208) [system] '('=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55fbb4538270), _2029968)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _2031826)
   Exit: (210) [system] peek_char((0x55fbb4538270), '(')
   Call: (210) [system] '('=(;)
   Fail: (210) [system] '('=(;)
   Call: (210) [system] '('=(/)
   Fail: (210) [system] '('=(/)
^  Call: (210) [user] is_like_space('(')
   Call: (211) [system] char_type('(', 'white')
   Fail: (211) [system] char_type('(', 'white')
   Call: (211) [system] char_type('(', end_of_line)
   Fail: (211) [system] char_type('(', end_of_line)
   Call: (211) [system] char_type('(', space)
   Fail: (211) [system] char_type('(', space)
   Call: (211) [system] char_type('(', cntrl)
   Fail: (211) [system] char_type('(', cntrl)
^  Fail: (210) [user] is_like_space('(')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] get_char((0x55fbb4538270), _2047836)
   Exit: (209) [system] get_char((0x55fbb4538270), '(')
   Call: (209) [system] '('='('
   Exit: (209) [system] '('='('
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _2029968)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _2053406)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'A')
   Call: (211) [system] 'A'=(;)
   Fail: (211) [system] 'A'=(;)
   Call: (211) [system] 'A'=(/)
   Fail: (211) [system] 'A'=(/)
^  Call: (211) [user] is_like_space('A')
   Call: (212) [system] char_type('A', 'white')
   Fail: (212) [system] char_type('A', 'white')
   Call: (212) [system] char_type('A', end_of_line)
   Fail: (212) [system] char_type('A', end_of_line)
   Call: (212) [system] char_type('A', space)
   Fail: (212) [system] char_type('A', space)
   Call: (212) [system] char_type('A', cntrl)
   Fail: (212) [system] char_type('A', cntrl)
^  Fail: (211) [user] is_like_space('A')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _2069416)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'A')
   Call: (210) [system] 'A'=')'
   Fail: (210) [system] 'A'=')'
   Call: (210) [system] 'A'=end_of_file
   Fail: (210) [system] 'A'=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55fbb4538270), _2074986)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _2076844)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'A')
   Call: (212) [system] 'A'=(;)
   Fail: (212) [system] 'A'=(;)
   Call: (212) [system] 'A'=(/)
   Fail: (212) [system] 'A'=(/)
^  Call: (212) [user] is_like_space('A')
   Call: (213) [system] char_type('A', 'white')
   Fail: (213) [system] char_type('A', 'white')
   Call: (213) [system] char_type('A', end_of_line)
   Fail: (213) [system] char_type('A', end_of_line)
   Call: (213) [system] char_type('A', space)
   Fail: (213) [system] char_type('A', space)
   Call: (213) [system] char_type('A', cntrl)
   Fail: (213) [system] char_type('A', cntrl)
^  Fail: (212) [user] is_like_space('A')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] get_char((0x55fbb4538270), _2092854)
   Exit: (211) [system] get_char((0x55fbb4538270), 'A')
   Call: (211) [system] 'A'='('
   Fail: (211) [system] 'A'='('
   Call: (211) [system] 'A'='['
   Fail: (211) [system] 'A'='['
   Call: (211) [system] 'A'='{'
   Fail: (211) [system] 'A'='{'
   Call: (211) [system] 'A'='"'
   Fail: (211) [system] 'A'='"'
   Call: (211) [system] 'A'=!
   Fail: (211) [system] 'A'=!
   Call: (211) [system] 'A'='\''
   Fail: (211) [system] 'A'='\''
   Call: (211) [system] 'A'='`'
   Fail: (211) [system] 'A'='`'
   Call: (211) [system] 'A'=end_of_file
   Fail: (211) [system] 'A'=end_of_file
^  Call: (211) [user] read_symbolic(')', (0x55fbb4538270), 'A', _4826)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _18538)
   Call: (213) [system] peek_char((0x55fbb4538270), _19472)
   Exit: (213) [system] peek_char((0x55fbb4538270), n)
^  Call: (213) [user] is_delimiter(n)
   Call: (214) [system] char_type(n, space)
   Fail: (214) [system] char_type(n, space)
   Call: (214) [system] arg(_24192, v('(', ')', end_of_file), n)
   Fail: (214) [system] arg(_25124, v('(', ')', end_of_file), n)
^  Fail: (213) [user] is_delimiter(n)
   Call: (213) [system] ')'==n
   Fail: (213) [system] ')'==n
   Call: (213) [system] get_char((0x55fbb4538270), n)
   Exit: (213) [system] get_char((0x55fbb4538270), n)
   Call: (213) [system] n=(\)
   Fail: (213) [system] n=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _32474)
   Call: (214) [system] peek_char((0x55fbb4538270), _33408)
   Exit: (214) [system] peek_char((0x55fbb4538270), d)
^  Call: (214) [user] is_delimiter(d)
   Call: (215) [system] char_type(d, space)
   Fail: (215) [system] char_type(d, space)
   Call: (215) [system] arg(_38128, v('(', ')', end_of_file), d)
   Fail: (215) [system] arg(_39060, v('(', ')', end_of_file), d)
^  Fail: (214) [user] is_delimiter(d)
   Call: (214) [system] ')'==d
   Fail: (214) [system] ')'==d
   Call: (214) [system] get_char((0x55fbb4538270), d)
   Exit: (214) [system] get_char((0x55fbb4538270), d)
   Call: (214) [system] d=(\)
   Fail: (214) [system] d=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _46410)
   Call: (215) [system] peek_char((0x55fbb4538270), _47344)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (215) [user] is_delimiter('L')
   Call: (216) [system] char_type('L', space)
   Fail: (216) [system] char_type('L', space)
   Call: (216) [system] arg(_52064, v('(', ')', end_of_file), 'L')
   Fail: (216) [system] arg(_52996, v('(', ')', end_of_file), 'L')
^  Fail: (215) [user] is_delimiter('L')
   Call: (215) [system] ')'=='L'
   Fail: (215) [system] ')'=='L'
   Call: (215) [system] get_char((0x55fbb4538270), 'L')
   Exit: (215) [system] get_char((0x55fbb4538270), 'L')
   Call: (215) [system] 'L'=(\)
   Fail: (215) [system] 'L'=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _60346)
   Call: (216) [system] peek_char((0x55fbb4538270), _61280)
   Exit: (216) [system] peek_char((0x55fbb4538270), i)
^  Call: (216) [user] is_delimiter(i)
   Call: (217) [system] char_type(i, space)
   Fail: (217) [system] char_type(i, space)
   Call: (217) [system] arg(_66000, v('(', ')', end_of_file), i)
   Fail: (217) [system] arg(_66932, v('(', ')', end_of_file), i)
^  Fail: (216) [user] is_delimiter(i)
   Call: (216) [system] ')'==i
   Fail: (216) [system] ')'==i
   Call: (216) [system] get_char((0x55fbb4538270), i)
   Exit: (216) [system] get_char((0x55fbb4538270), i)
   Call: (216) [system] i=(\)
   Fail: (216) [system] i=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _74282)
   Call: (217) [system] peek_char((0x55fbb4538270), _75216)
   Exit: (217) [system] peek_char((0x55fbb4538270), n)
^  Call: (217) [user] is_delimiter(n)
   Call: (218) [system] char_type(n, space)
   Fail: (218) [system] char_type(n, space)
   Call: (218) [system] arg(_79936, v('(', ')', end_of_file), n)
   Fail: (218) [system] arg(_80868, v('(', ')', end_of_file), n)
^  Fail: (217) [user] is_delimiter(n)
   Call: (217) [system] ')'==n
   Fail: (217) [system] ')'==n
   Call: (217) [system] get_char((0x55fbb4538270), n)
   Exit: (217) [system] get_char((0x55fbb4538270), n)
   Call: (217) [system] n=(\)
   Fail: (217) [system] n=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _88218)
   Call: (218) [system] peek_char((0x55fbb4538270), _89152)
   Exit: (218) [system] peek_char((0x55fbb4538270), k)
^  Call: (218) [user] is_delimiter(k)
   Call: (219) [system] char_type(k, space)
   Fail: (219) [system] char_type(k, space)
   Call: (219) [system] arg(_93872, v('(', ')', end_of_file), k)
   Fail: (219) [system] arg(_94804, v('(', ')', end_of_file), k)
^  Fail: (218) [user] is_delimiter(k)
   Call: (218) [system] ')'==k
   Fail: (218) [system] ')'==k
   Call: (218) [system] get_char((0x55fbb4538270), k)
   Exit: (218) [system] get_char((0x55fbb4538270), k)
   Call: (218) [system] k=(\)
   Fail: (218) [system] k=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _102154)
   Call: (219) [system] peek_char((0x55fbb4538270), _103088)
   Exit: (219) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (219) [user] is_delimiter(' ')
   Call: (220) [system] char_type(' ', space)
   Exit: (220) [system] char_type(' ', space)
^  Exit: (219) [user] is_delimiter(' ')
   Call: (219) [system] _102154=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (218) [system] _88218=[k]
   Exit: (218) [system] [k]=[k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (217) [system] _74282=[n, k]
   Exit: (217) [system] [n, k]=[n, k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (216) [system] _60346=[i, n, k]
   Exit: (216) [system] [i, n, k]=[i, n, k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (215) [system] _46410=['L', i, n, k]
   Exit: (215) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (214) [system] _32474=[d, 'L', i, n, k]
   Exit: (214) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (213) [system] _18538=[n, d, 'L', i, n, k]
   Exit: (213) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (212) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _4826)
^  Call: (213) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _129136)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_130088, _130090), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _129136), _130070, fail)), '$restore_trace'(_130088, _130090))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_130088, _130090))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _129136), _130070, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(_129136)
   Fail: (214) [system] atomic(_129136)
   Call: (214) [system] atom_chars(_129136, ['A', n, d, 'L', i, n, k])
   Exit: (214) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (213) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (213) [system] integer('AndLink')
   Fail: (213) [system] integer('AndLink')
   Call: (213) [system] _4826='AndLink'
   Exit: (213) [system] 'AndLink'='AndLink'
^  Exit: (212) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (211) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (210) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _144086)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _145944)
   Exit: (212) [system] peek_char((0x55fbb4538270), ' ')
   Call: (212) [system] ' '=(;)
   Fail: (212) [system] ' '=(;)
   Call: (212) [system] ' '=(/)
   Fail: (212) [system] ' '=(/)
^  Call: (212) [user] is_like_space(' ')
   Call: (213) [system] char_type(' ', 'white')
   Exit: (213) [system] char_type(' ', 'white')
^  Exit: (212) [user] is_like_space(' ')
   Call: (212) [system] get_char((0x55fbb4538270), _155538)
   Exit: (212) [system] get_char((0x55fbb4538270), ' ')
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _158242)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'A')
   Call: (213) [system] 'A'=(;)
   Fail: (213) [system] 'A'=(;)
   Call: (213) [system] 'A'=(/)
   Fail: (213) [system] 'A'=(/)
^  Call: (213) [user] is_like_space('A')
   Call: (214) [system] char_type('A', 'white')
   Fail: (214) [system] char_type('A', 'white')
   Call: (214) [system] char_type('A', end_of_line)
   Fail: (214) [system] char_type('A', end_of_line)
   Call: (214) [system] char_type('A', space)
   Fail: (214) [system] char_type('A', space)
   Call: (214) [system] char_type('A', cntrl)
   Fail: (214) [system] char_type('A', cntrl)
^  Fail: (213) [user] is_like_space('A')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _175176)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'A')
   Call: (211) [system] 'A'=')'
   Fail: (211) [system] 'A'=')'
   Call: (211) [system] 'A'=end_of_file
   Fail: (211) [system] 'A'=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55fbb4538270), _180746)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _182604)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'A')
   Call: (213) [system] 'A'=(;)
   Fail: (213) [system] 'A'=(;)
   Call: (213) [system] 'A'=(/)
   Fail: (213) [system] 'A'=(/)
^  Call: (213) [user] is_like_space('A')
   Call: (214) [system] char_type('A', 'white')
   Fail: (214) [system] char_type('A', 'white')
   Call: (214) [system] char_type('A', end_of_line)
   Fail: (214) [system] char_type('A', end_of_line)
   Call: (214) [system] char_type('A', space)
   Fail: (214) [system] char_type('A', space)
   Call: (214) [system] char_type('A', cntrl)
   Fail: (214) [system] char_type('A', cntrl)
^  Fail: (213) [user] is_like_space('A')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] get_char((0x55fbb4538270), _198614)
   Exit: (212) [system] get_char((0x55fbb4538270), 'A')
   Call: (212) [system] 'A'='('
   Fail: (212) [system] 'A'='('
   Call: (212) [system] 'A'='['
   Fail: (212) [system] 'A'='['
   Call: (212) [system] 'A'='{'
   Fail: (212) [system] 'A'='{'
   Call: (212) [system] 'A'='"'
   Fail: (212) [system] 'A'='"'
   Call: (212) [system] 'A'=!
   Fail: (212) [system] 'A'=!
   Call: (212) [system] 'A'='\''
   Fail: (212) [system] 'A'='\''
   Call: (212) [system] 'A'='`'
   Fail: (212) [system] 'A'='`'
   Call: (212) [system] 'A'=end_of_file
   Fail: (212) [system] 'A'=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55fbb4538270), 'A', _180746)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _216256)
   Call: (214) [system] peek_char((0x55fbb4538270), _217190)
   Exit: (214) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (214) [user] is_delimiter(' ')
   Call: (215) [system] char_type(' ', space)
   Exit: (215) [system] char_type(' ', space)
^  Exit: (214) [user] is_delimiter(' ')
   Call: (214) [system] _216256=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (213) [user] classify_and_convert_charseq(['A'], _180746)
^  Call: (214) [user] classify_and_convert_charseq_(['A'], _226474)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_227426, _227428), once(user:catch(read_from_chars(['A'], _226474), _227408, fail)), '$restore_trace'(_227426, _227428))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_227426, _227428))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _226474), _227408, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(_226474)
   Fail: (215) [system] atomic(_226474)
   Call: (215) [system] atom_chars(_226474, ['A'])
   Exit: (215) [system] atom_chars('A', ['A'])
^  Exit: (214) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (214) [system] integer('A')
   Fail: (214) [system] integer('A')
   Call: (214) [system] _180746='A'
   Exit: (214) [system] 'A'='A'
^  Exit: (213) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (212) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (211) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _241424)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _243282)
   Exit: (213) [system] peek_char((0x55fbb4538270), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
   Call: (213) [system] ' '=(/)
   Fail: (213) [system] ' '=(/)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55fbb4538270), _252876)
   Exit: (213) [system] get_char((0x55fbb4538270), ' ')
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _255580)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'B')
   Call: (214) [system] 'B'=(;)
   Fail: (214) [system] 'B'=(;)
   Call: (214) [system] 'B'=(/)
   Fail: (214) [system] 'B'=(/)
^  Call: (214) [user] is_like_space('B')
   Call: (215) [system] char_type('B', 'white')
   Fail: (215) [system] char_type('B', 'white')
   Call: (215) [system] char_type('B', end_of_line)
   Fail: (215) [system] char_type('B', end_of_line)
   Call: (215) [system] char_type('B', space)
   Fail: (215) [system] char_type('B', space)
   Call: (215) [system] char_type('B', cntrl)
   Fail: (215) [system] char_type('B', cntrl)
^  Fail: (214) [user] is_like_space('B')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _272514)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'B')
   Call: (212) [system] 'B'=')'
   Fail: (212) [system] 'B'=')'
   Call: (212) [system] 'B'=end_of_file
   Fail: (212) [system] 'B'=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55fbb4538270), _278084)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _279942)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'B')
   Call: (214) [system] 'B'=(;)
   Fail: (214) [system] 'B'=(;)
   Call: (214) [system] 'B'=(/)
   Fail: (214) [system] 'B'=(/)
^  Call: (214) [user] is_like_space('B')
   Call: (215) [system] char_type('B', 'white')
   Fail: (215) [system] char_type('B', 'white')
   Call: (215) [system] char_type('B', end_of_line)
   Fail: (215) [system] char_type('B', end_of_line)
   Call: (215) [system] char_type('B', space)
   Fail: (215) [system] char_type('B', space)
   Call: (215) [system] char_type('B', cntrl)
   Fail: (215) [system] char_type('B', cntrl)
^  Fail: (214) [user] is_like_space('B')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] get_char((0x55fbb4538270), _295952)
   Exit: (213) [system] get_char((0x55fbb4538270), 'B')
   Call: (213) [system] 'B'='('
   Fail: (213) [system] 'B'='('
   Call: (213) [system] 'B'='['
   Fail: (213) [system] 'B'='['
   Call: (213) [system] 'B'='{'
   Fail: (213) [system] 'B'='{'
   Call: (213) [system] 'B'='"'
   Fail: (213) [system] 'B'='"'
   Call: (213) [system] 'B'=!
   Fail: (213) [system] 'B'=!
   Call: (213) [system] 'B'='\''
   Fail: (213) [system] 'B'='\''
   Call: (213) [system] 'B'='`'
   Fail: (213) [system] 'B'='`'
   Call: (213) [system] 'B'=end_of_file
   Fail: (213) [system] 'B'=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55fbb4538270), 'B', _278084)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _313594)
   Call: (215) [system] peek_char((0x55fbb4538270), _314528)
   Exit: (215) [system] peek_char((0x55fbb4538270), ')')
^  Call: (215) [user] is_delimiter(')')
   Call: (216) [system] char_type(')', space)
   Fail: (216) [system] char_type(')', space)
   Call: (216) [system] arg(_319248, v('(', ')', end_of_file), ')')
   Exit: (216) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (215) [user] is_delimiter(')')
   Call: (215) [system] _313594=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (214) [user] classify_and_convert_charseq(['B'], _278084)
^  Call: (215) [user] classify_and_convert_charseq_(['B'], _325684)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_326636, _326638), once(user:catch(read_from_chars(['B'], _325684), _326618, fail)), '$restore_trace'(_326636, _326638))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_326636, _326638))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _325684), _326618, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(_325684)
   Fail: (216) [system] atomic(_325684)
   Call: (216) [system] atom_chars(_325684, ['B'])
   Exit: (216) [system] atom_chars('B', ['B'])
^  Exit: (215) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (215) [system] integer('B')
   Fail: (215) [system] integer('B')
   Call: (215) [system] _278084='B'
   Exit: (215) [system] 'B'='B'
^  Exit: (214) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (213) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (212) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _340634)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _342492)
   Exit: (214) [system] peek_char((0x55fbb4538270), ')')
   Call: (214) [system] ')'=(;)
   Fail: (214) [system] ')'=(;)
   Call: (214) [system] ')'=(/)
   Fail: (214) [system] ')'=(/)
^  Call: (214) [user] is_like_space(')')
   Call: (215) [system] char_type(')', 'white')
   Fail: (215) [system] char_type(')', 'white')
   Call: (215) [system] char_type(')', end_of_line)
   Fail: (215) [system] char_type(')', end_of_line)
   Call: (215) [system] char_type(')', space)
   Fail: (215) [system] char_type(')', space)
   Call: (215) [system] char_type(')', cntrl)
   Fail: (215) [system] char_type(')', cntrl)
^  Fail: (214) [user] is_like_space(')')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _358502)
   Exit: (213) [system] peek_char((0x55fbb4538270), ')')
   Call: (213) [system] ')'=')'
   Exit: (213) [system] ')'=')'
   Call: (213) [system] get_char((0x55fbb4538270), _362292)
   Exit: (213) [system] get_char((0x55fbb4538270), ')')
   Call: (213) [system] _340634=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_list(')', (0x55fbb4538270), [])
   Call: (212) [system] _241424=['B']
   Exit: (212) [system] ['B']=['B']
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (211) [system] _144086=['A', 'B']
   Exit: (211) [system] ['A', 'B']=['A', 'B']
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), ['A', 'B'])
   Call: (210) [system] _4820=['AndLink', 'A', 'B']
   Exit: (210) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Exit: (208) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _376174)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _378032)
   Exit: (210) [system] peek_char((0x55fbb4538270), ')')
   Call: (210) [system] ')'=(;)
   Fail: (210) [system] ')'=(;)
   Call: (210) [system] ')'=(/)
   Fail: (210) [system] ')'=(/)
^  Call: (210) [user] is_like_space(')')
   Call: (211) [system] char_type(')', 'white')
   Fail: (211) [system] char_type(')', 'white')
   Call: (211) [system] char_type(')', end_of_line)
   Fail: (211) [system] char_type(')', end_of_line)
   Call: (211) [system] char_type(')', space)
   Fail: (211) [system] char_type(')', space)
   Call: (211) [system] char_type(')', cntrl)
   Fail: (211) [system] char_type(')', cntrl)
^  Fail: (210) [user] is_like_space(')')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _394042)
   Exit: (209) [system] peek_char((0x55fbb4538270), ')')
   Call: (209) [system] ')'=')'
   Exit: (209) [system] ')'=')'
   Call: (209) [system] get_char((0x55fbb4538270), _397832)
   Exit: (209) [system] get_char((0x55fbb4538270), ')')
   Call: (209) [system] _376174=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), [])
   Call: (208) [system] _4816=[['AndLink', 'A', 'B']]
   Exit: (208) [system] [['AndLink', 'A', 'B']]=[['AndLink', 'A', 'B']]
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'A', 'B']])
   Call: (207) [system] _4792=[['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']]
   Exit: (207) [system] [['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']]=[['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']]
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), [['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']])
   Call: (206) [system] _4784=[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']]
   Exit: (206) [system] [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']]=[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']]
^  Exit: (205) [user] read_list(')', (0x55fbb4538270), [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']])
^  Exit: (204) [user] cont_sexpr(')', (0x55fbb4538270), [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']])
^  Call: (204) [user] read_list(')', (0x55fbb4538270), _411714)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _413572)
   Exit: (206) [system] peek_char((0x55fbb4538270), '\n')
   Call: (206) [system] '\n'=(;)
   Fail: (206) [system] '\n'=(;)
   Call: (206) [system] '\n'=(/)
   Fail: (206) [system] '\n'=(/)
^  Call: (206) [user] is_like_space('\n')
   Call: (207) [system] char_type('\n', 'white')
   Fail: (207) [system] char_type('\n', 'white')
   Call: (207) [system] char_type('\n', end_of_line)
   Exit: (207) [system] char_type('\n', end_of_line)
^  Exit: (206) [user] is_like_space('\n')
   Call: (206) [system] get_char((0x55fbb4538270), _425022)
   Exit: (206) [system] get_char((0x55fbb4538270), '\n')
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _427726)
   Exit: (207) [system] peek_char((0x55fbb4538270), '\t')
   Call: (207) [system] '\t'=(;)
   Fail: (207) [system] '\t'=(;)
   Call: (207) [system] '\t'=(/)
   Fail: (207) [system] '\t'=(/)
^  Call: (207) [user] is_like_space('\t')
   Call: (208) [system] char_type('\t', 'white')
   Exit: (208) [system] char_type('\t', 'white')
^  Exit: (207) [user] is_like_space('\t')
   Call: (207) [system] get_char((0x55fbb4538270), _437320)
   Exit: (207) [system] get_char((0x55fbb4538270), '\t')
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _440024)
   Exit: (208) [system] peek_char((0x55fbb4538270), '\t')
   Call: (208) [system] '\t'=(;)
   Fail: (208) [system] '\t'=(;)
   Call: (208) [system] '\t'=(/)
   Fail: (208) [system] '\t'=(/)
^  Call: (208) [user] is_like_space('\t')
   Call: (209) [system] char_type('\t', 'white')
   Exit: (209) [system] char_type('\t', 'white')
^  Exit: (208) [user] is_like_space('\t')
   Call: (208) [system] get_char((0x55fbb4538270), _449618)
   Exit: (208) [system] get_char((0x55fbb4538270), '\t')
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _452322)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
   Call: (209) [system] ' '=(/)
   Fail: (209) [system] ' '=(/)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55fbb4538270), _461916)
   Exit: (209) [system] get_char((0x55fbb4538270), ' ')
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _464620)
   Exit: (210) [system] peek_char((0x55fbb4538270), '(')
   Call: (210) [system] '('=(;)
   Fail: (210) [system] '('=(;)
   Call: (210) [system] '('=(/)
   Fail: (210) [system] '('=(/)
^  Call: (210) [user] is_like_space('(')
   Call: (211) [system] char_type('(', 'white')
   Fail: (211) [system] char_type('(', 'white')
   Call: (211) [system] char_type('(', end_of_line)
   Fail: (211) [system] char_type('(', end_of_line)
   Call: (211) [system] char_type('(', space)
   Fail: (211) [system] char_type('(', space)
   Call: (211) [system] char_type('(', cntrl)
   Fail: (211) [system] char_type('(', cntrl)
^  Fail: (210) [user] is_like_space('(')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _484326)
   Exit: (205) [system] peek_char((0x55fbb4538270), '(')
   Call: (205) [system] '('=')'
   Fail: (205) [system] '('=')'
   Call: (205) [system] '('=end_of_file
   Fail: (205) [system] '('=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55fbb4538270), _489896)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _491754)
   Exit: (207) [system] peek_char((0x55fbb4538270), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
   Call: (207) [system] '('=(/)
   Fail: (207) [system] '('=(/)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] get_char((0x55fbb4538270), _507764)
   Exit: (206) [system] get_char((0x55fbb4538270), '(')
   Call: (206) [system] '('='('
   Exit: (206) [system] '('='('
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _489896)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _513334)
   Exit: (208) [system] peek_char((0x55fbb4538270), :)
   Call: (208) [system] (:)=(;)
   Fail: (208) [system] (:)=(;)
   Call: (208) [system] (:)=(/)
   Fail: (208) [system] (:)=(/)
^  Call: (208) [user] is_like_space(:)
   Call: (209) [system] char_type(:, 'white')
   Fail: (209) [system] char_type(:, 'white')
   Call: (209) [system] char_type(:, end_of_line)
   Fail: (209) [system] char_type(:, end_of_line)
   Call: (209) [system] char_type(:, space)
   Fail: (209) [system] char_type(:, space)
   Call: (209) [system] char_type(:, cntrl)
   Fail: (209) [system] char_type(:, cntrl)
^  Fail: (208) [user] is_like_space(:)
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _529344)
   Exit: (207) [system] peek_char((0x55fbb4538270), :)
   Call: (207) [system] (:)=')'
   Fail: (207) [system] (:)=')'
   Call: (207) [system] (:)=end_of_file
   Fail: (207) [system] (:)=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55fbb4538270), _534914)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _536772)
   Exit: (209) [system] peek_char((0x55fbb4538270), :)
   Call: (209) [system] (:)=(;)
   Fail: (209) [system] (:)=(;)
   Call: (209) [system] (:)=(/)
   Fail: (209) [system] (:)=(/)
^  Call: (209) [user] is_like_space(:)
   Call: (210) [system] char_type(:, 'white')
   Fail: (210) [system] char_type(:, 'white')
   Call: (210) [system] char_type(:, end_of_line)
   Fail: (210) [system] char_type(:, end_of_line)
   Call: (210) [system] char_type(:, space)
   Fail: (210) [system] char_type(:, space)
   Call: (210) [system] char_type(:, cntrl)
   Fail: (210) [system] char_type(:, cntrl)
^  Fail: (209) [user] is_like_space(:)
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] get_char((0x55fbb4538270), _552782)
   Exit: (208) [system] get_char((0x55fbb4538270), :)
   Call: (208) [system] (:)='('
   Fail: (208) [system] (:)='('
   Call: (208) [system] (:)='['
   Fail: (208) [system] (:)='['
   Call: (208) [system] (:)='{'
   Fail: (208) [system] (:)='{'
   Call: (208) [system] (:)='"'
   Fail: (208) [system] (:)='"'
   Call: (208) [system] (:)=!
   Fail: (208) [system] (:)=!
   Call: (208) [system] (:)='\''
   Fail: (208) [system] (:)='\''
   Call: (208) [system] (:)='`'
   Fail: (208) [system] (:)='`'
   Call: (208) [system] (:)=end_of_file
   Fail: (208) [system] (:)=end_of_file
^  Call: (208) [user] read_symbolic(')', (0x55fbb4538270), :, _534914)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _570424)
   Call: (210) [system] peek_char((0x55fbb4538270), _571358)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _570424=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (209) [user] classify_and_convert_charseq([:], _534914)
^  Call: (210) [user] classify_and_convert_charseq_([:], _580642)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_581594, _581596), once(user:catch(read_from_chars([:], _580642), _581576, fail)), '$restore_trace'(_581594, _581596))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_581594, _581596))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _581576, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(:)
   Exit: (211) [system] atomic(:)
^  Exit: (210) [user] classify_and_convert_charseq_([:], :)
   Call: (210) [system] integer(:)
   Fail: (210) [system] integer(:)
   Call: (210) [system] _534914=(:)
   Exit: (210) [system] (:)=(:)
^  Exit: (209) [user] classify_and_convert_charseq([:], :)
^  Exit: (208) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (207) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _593722)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _595580)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
   Call: (209) [system] ' '=(/)
   Fail: (209) [system] ' '=(/)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55fbb4538270), _605174)
   Exit: (209) [system] get_char((0x55fbb4538270), ' ')
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _607878)
   Exit: (210) [system] peek_char((0x55fbb4538270), '(')
   Call: (210) [system] '('=(;)
   Fail: (210) [system] '('=(;)
   Call: (210) [system] '('=(/)
   Fail: (210) [system] '('=(/)
^  Call: (210) [user] is_like_space('(')
   Call: (211) [system] char_type('(', 'white')
   Fail: (211) [system] char_type('(', 'white')
   Call: (211) [system] char_type('(', end_of_line)
   Fail: (211) [system] char_type('(', end_of_line)
   Call: (211) [system] char_type('(', space)
   Fail: (211) [system] char_type('(', space)
   Call: (211) [system] char_type('(', cntrl)
   Fail: (211) [system] char_type('(', cntrl)
^  Fail: (210) [user] is_like_space('(')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _624812)
   Exit: (208) [system] peek_char((0x55fbb4538270), '(')
   Call: (208) [system] '('=')'
   Fail: (208) [system] '('=')'
   Call: (208) [system] '('=end_of_file
   Fail: (208) [system] '('=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55fbb4538270), _630382)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _632240)
   Exit: (210) [system] peek_char((0x55fbb4538270), '(')
   Call: (210) [system] '('=(;)
   Fail: (210) [system] '('=(;)
   Call: (210) [system] '('=(/)
   Fail: (210) [system] '('=(/)
^  Call: (210) [user] is_like_space('(')
   Call: (211) [system] char_type('(', 'white')
   Fail: (211) [system] char_type('(', 'white')
   Call: (211) [system] char_type('(', end_of_line)
   Fail: (211) [system] char_type('(', end_of_line)
   Call: (211) [system] char_type('(', space)
   Fail: (211) [system] char_type('(', space)
   Call: (211) [system] char_type('(', cntrl)
   Fail: (211) [system] char_type('(', cntrl)
^  Fail: (210) [user] is_like_space('(')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] get_char((0x55fbb4538270), _648250)
   Exit: (209) [system] get_char((0x55fbb4538270), '(')
   Call: (209) [system] '('='('
   Exit: (209) [system] '('='('
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _630382)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _653820)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'C')
   Call: (211) [system] 'C'=(;)
   Fail: (211) [system] 'C'=(;)
   Call: (211) [system] 'C'=(/)
   Fail: (211) [system] 'C'=(/)
^  Call: (211) [user] is_like_space('C')
   Call: (212) [system] char_type('C', 'white')
   Fail: (212) [system] char_type('C', 'white')
   Call: (212) [system] char_type('C', end_of_line)
   Fail: (212) [system] char_type('C', end_of_line)
   Call: (212) [system] char_type('C', space)
   Fail: (212) [system] char_type('C', space)
   Call: (212) [system] char_type('C', cntrl)
   Fail: (212) [system] char_type('C', cntrl)
^  Fail: (211) [user] is_like_space('C')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _669830)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'C')
   Call: (210) [system] 'C'=')'
   Fail: (210) [system] 'C'=')'
   Call: (210) [system] 'C'=end_of_file
   Fail: (210) [system] 'C'=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55fbb4538270), _675400)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _677258)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'C')
   Call: (212) [system] 'C'=(;)
   Fail: (212) [system] 'C'=(;)
   Call: (212) [system] 'C'=(/)
   Fail: (212) [system] 'C'=(/)
^  Call: (212) [user] is_like_space('C')
   Call: (213) [system] char_type('C', 'white')
   Fail: (213) [system] char_type('C', 'white')
   Call: (213) [system] char_type('C', end_of_line)
   Fail: (213) [system] char_type('C', end_of_line)
   Call: (213) [system] char_type('C', space)
   Fail: (213) [system] char_type('C', space)
   Call: (213) [system] char_type('C', cntrl)
   Fail: (213) [system] char_type('C', cntrl)
^  Fail: (212) [user] is_like_space('C')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] get_char((0x55fbb4538270), _693268)
   Exit: (211) [system] get_char((0x55fbb4538270), 'C')
   Call: (211) [system] 'C'='('
   Fail: (211) [system] 'C'='('
   Call: (211) [system] 'C'='['
   Fail: (211) [system] 'C'='['
   Call: (211) [system] 'C'='{'
   Fail: (211) [system] 'C'='{'
   Call: (211) [system] 'C'='"'
   Fail: (211) [system] 'C'='"'
   Call: (211) [system] 'C'=!
   Fail: (211) [system] 'C'=!
   Call: (211) [system] 'C'='\''
   Fail: (211) [system] 'C'='\''
   Call: (211) [system] 'C'='`'
   Fail: (211) [system] 'C'='`'
   Call: (211) [system] 'C'=end_of_file
   Fail: (211) [system] 'C'=end_of_file
^  Call: (211) [user] read_symbolic(')', (0x55fbb4538270), 'C', _675400)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _710910)
   Call: (213) [system] peek_char((0x55fbb4538270), _711844)
   Exit: (213) [system] peek_char((0x55fbb4538270), o)
^  Call: (213) [user] is_delimiter(o)
   Call: (214) [system] char_type(o, space)
   Fail: (214) [system] char_type(o, space)
   Call: (214) [system] arg(_716564, v('(', ')', end_of_file), o)
   Fail: (214) [system] arg(_717496, v('(', ')', end_of_file), o)
^  Fail: (213) [user] is_delimiter(o)
   Call: (213) [system] ')'==o
   Fail: (213) [system] ')'==o
   Call: (213) [system] get_char((0x55fbb4538270), o)
   Exit: (213) [system] get_char((0x55fbb4538270), o)
   Call: (213) [system] o=(\)
   Fail: (213) [system] o=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _724846)
   Call: (214) [system] peek_char((0x55fbb4538270), _725780)
   Exit: (214) [system] peek_char((0x55fbb4538270), n)
^  Call: (214) [user] is_delimiter(n)
   Call: (215) [system] char_type(n, space)
   Fail: (215) [system] char_type(n, space)
   Call: (215) [system] arg(_730500, v('(', ')', end_of_file), n)
   Fail: (215) [system] arg(_731432, v('(', ')', end_of_file), n)
^  Fail: (214) [user] is_delimiter(n)
   Call: (214) [system] ')'==n
   Fail: (214) [system] ')'==n
   Call: (214) [system] get_char((0x55fbb4538270), n)
   Exit: (214) [system] get_char((0x55fbb4538270), n)
   Call: (214) [system] n=(\)
   Fail: (214) [system] n=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _738782)
   Call: (215) [system] peek_char((0x55fbb4538270), _739716)
   Exit: (215) [system] peek_char((0x55fbb4538270), j)
^  Call: (215) [user] is_delimiter(j)
   Call: (216) [system] char_type(j, space)
   Fail: (216) [system] char_type(j, space)
   Call: (216) [system] arg(_744436, v('(', ')', end_of_file), j)
   Fail: (216) [system] arg(_745368, v('(', ')', end_of_file), j)
^  Fail: (215) [user] is_delimiter(j)
   Call: (215) [system] ')'==j
   Fail: (215) [system] ')'==j
   Call: (215) [system] get_char((0x55fbb4538270), j)
   Exit: (215) [system] get_char((0x55fbb4538270), j)
   Call: (215) [system] j=(\)
   Fail: (215) [system] j=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _752718)
   Call: (216) [system] peek_char((0x55fbb4538270), _753652)
   Exit: (216) [system] peek_char((0x55fbb4538270), u)
^  Call: (216) [user] is_delimiter(u)
   Call: (217) [system] char_type(u, space)
   Fail: (217) [system] char_type(u, space)
   Call: (217) [system] arg(_758372, v('(', ')', end_of_file), u)
   Fail: (217) [system] arg(_759304, v('(', ')', end_of_file), u)
^  Fail: (216) [user] is_delimiter(u)
   Call: (216) [system] ')'==u
   Fail: (216) [system] ')'==u
   Call: (216) [system] get_char((0x55fbb4538270), u)
   Exit: (216) [system] get_char((0x55fbb4538270), u)
   Call: (216) [system] u=(\)
   Fail: (216) [system] u=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _766654)
   Call: (217) [system] peek_char((0x55fbb4538270), _767588)
   Exit: (217) [system] peek_char((0x55fbb4538270), n)
^  Call: (217) [user] is_delimiter(n)
   Call: (218) [system] char_type(n, space)
   Fail: (218) [system] char_type(n, space)
   Call: (218) [system] arg(_772308, v('(', ')', end_of_file), n)
   Fail: (218) [system] arg(_773240, v('(', ')', end_of_file), n)
^  Fail: (217) [user] is_delimiter(n)
   Call: (217) [system] ')'==n
   Fail: (217) [system] ')'==n
   Call: (217) [system] get_char((0x55fbb4538270), n)
   Exit: (217) [system] get_char((0x55fbb4538270), n)
   Call: (217) [system] n=(\)
   Fail: (217) [system] n=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _780590)
   Call: (218) [system] peek_char((0x55fbb4538270), _781524)
   Exit: (218) [system] peek_char((0x55fbb4538270), c)
^  Call: (218) [user] is_delimiter(c)
   Call: (219) [system] char_type(c, space)
   Fail: (219) [system] char_type(c, space)
   Call: (219) [system] arg(_786244, v('(', ')', end_of_file), c)
   Fail: (219) [system] arg(_787176, v('(', ')', end_of_file), c)
^  Fail: (218) [user] is_delimiter(c)
   Call: (218) [system] ')'==c
   Fail: (218) [system] ')'==c
   Call: (218) [system] get_char((0x55fbb4538270), c)
   Exit: (218) [system] get_char((0x55fbb4538270), c)
   Call: (218) [system] c=(\)
   Fail: (218) [system] c=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _794526)
   Call: (219) [system] peek_char((0x55fbb4538270), _795460)
   Exit: (219) [system] peek_char((0x55fbb4538270), t)
^  Call: (219) [user] is_delimiter(t)
   Call: (220) [system] char_type(t, space)
   Fail: (220) [system] char_type(t, space)
   Call: (220) [system] arg(_800180, v('(', ')', end_of_file), t)
   Fail: (220) [system] arg(_801112, v('(', ')', end_of_file), t)
^  Fail: (219) [user] is_delimiter(t)
   Call: (219) [system] ')'==t
   Fail: (219) [system] ')'==t
   Call: (219) [system] get_char((0x55fbb4538270), t)
   Exit: (219) [system] get_char((0x55fbb4538270), t)
   Call: (219) [system] t=(\)
   Fail: (219) [system] t=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _808462)
   Call: (220) [system] peek_char((0x55fbb4538270), _809396)
   Exit: (220) [system] peek_char((0x55fbb4538270), i)
^  Call: (220) [user] is_delimiter(i)
   Call: (221) [system] char_type(i, space)
   Fail: (221) [system] char_type(i, space)
   Call: (221) [system] arg(_814116, v('(', ')', end_of_file), i)
   Fail: (221) [system] arg(_815048, v('(', ')', end_of_file), i)
^  Fail: (220) [user] is_delimiter(i)
   Call: (220) [system] ')'==i
   Fail: (220) [system] ')'==i
   Call: (220) [system] get_char((0x55fbb4538270), i)
   Exit: (220) [system] get_char((0x55fbb4538270), i)
   Call: (220) [system] i=(\)
   Fail: (220) [system] i=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _822398)
   Call: (221) [system] peek_char((0x55fbb4538270), _823332)
   Exit: (221) [system] peek_char((0x55fbb4538270), o)
^  Call: (221) [user] is_delimiter(o)
   Call: (222) [system] char_type(o, space)
   Fail: (222) [system] char_type(o, space)
   Call: (222) [system] arg(_828052, v('(', ')', end_of_file), o)
   Fail: (222) [system] arg(_828984, v('(', ')', end_of_file), o)
^  Fail: (221) [user] is_delimiter(o)
   Call: (221) [system] ')'==o
   Fail: (221) [system] ')'==o
   Call: (221) [system] get_char((0x55fbb4538270), o)
   Exit: (221) [system] get_char((0x55fbb4538270), o)
   Call: (221) [system] o=(\)
   Fail: (221) [system] o=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _836334)
   Call: (222) [system] peek_char((0x55fbb4538270), _837268)
   Exit: (222) [system] peek_char((0x55fbb4538270), n)
^  Call: (222) [user] is_delimiter(n)
   Call: (223) [system] char_type(n, space)
   Fail: (223) [system] char_type(n, space)
   Call: (223) [system] arg(_841988, v('(', ')', end_of_file), n)
   Fail: (223) [system] arg(_842920, v('(', ')', end_of_file), n)
^  Fail: (222) [user] is_delimiter(n)
   Call: (222) [system] ')'==n
   Fail: (222) [system] ')'==n
   Call: (222) [system] get_char((0x55fbb4538270), n)
   Exit: (222) [system] get_char((0x55fbb4538270), n)
   Call: (222) [system] n=(\)
   Fail: (222) [system] n=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _850270)
   Call: (223) [system] peek_char((0x55fbb4538270), _851204)
   Exit: (223) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (223) [user] is_delimiter('I')
   Call: (224) [system] char_type('I', space)
   Fail: (224) [system] char_type('I', space)
   Call: (224) [system] arg(_855924, v('(', ')', end_of_file), 'I')
   Fail: (224) [system] arg(_856856, v('(', ')', end_of_file), 'I')
^  Fail: (223) [user] is_delimiter('I')
   Call: (223) [system] ')'=='I'
   Fail: (223) [system] ')'=='I'
   Call: (223) [system] get_char((0x55fbb4538270), 'I')
   Exit: (223) [system] get_char((0x55fbb4538270), 'I')
   Call: (223) [system] 'I'=(\)
   Fail: (223) [system] 'I'=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _864206)
   Call: (224) [system] peek_char((0x55fbb4538270), _865140)
   Exit: (224) [system] peek_char((0x55fbb4538270), n)
^  Call: (224) [user] is_delimiter(n)
   Call: (225) [system] char_type(n, space)
   Fail: (225) [system] char_type(n, space)
   Call: (225) [system] arg(_869860, v('(', ')', end_of_file), n)
   Fail: (225) [system] arg(_870792, v('(', ')', end_of_file), n)
^  Fail: (224) [user] is_delimiter(n)
   Call: (224) [system] ')'==n
   Fail: (224) [system] ')'==n
   Call: (224) [system] get_char((0x55fbb4538270), n)
   Exit: (224) [system] get_char((0x55fbb4538270), n)
   Call: (224) [system] n=(\)
   Fail: (224) [system] n=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _878142)
   Call: (225) [system] peek_char((0x55fbb4538270), _879076)
   Exit: (225) [system] peek_char((0x55fbb4538270), t)
^  Call: (225) [user] is_delimiter(t)
   Call: (226) [system] char_type(t, space)
   Fail: (226) [system] char_type(t, space)
   Call: (226) [system] arg(_883796, v('(', ')', end_of_file), t)
   Fail: (226) [system] arg(_884728, v('(', ')', end_of_file), t)
^  Fail: (225) [user] is_delimiter(t)
   Call: (225) [system] ')'==t
   Fail: (225) [system] ')'==t
   Call: (225) [system] get_char((0x55fbb4538270), t)
   Exit: (225) [system] get_char((0x55fbb4538270), t)
   Call: (225) [system] t=(\)
   Fail: (225) [system] t=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _892078)
   Call: (226) [system] peek_char((0x55fbb4538270), _893012)
   Exit: (226) [system] peek_char((0x55fbb4538270), r)
^  Call: (226) [user] is_delimiter(r)
   Call: (227) [system] char_type(r, space)
   Fail: (227) [system] char_type(r, space)
   Call: (227) [system] arg(_897732, v('(', ')', end_of_file), r)
   Fail: (227) [system] arg(_898664, v('(', ')', end_of_file), r)
^  Fail: (226) [user] is_delimiter(r)
   Call: (226) [system] ')'==r
   Fail: (226) [system] ')'==r
   Call: (226) [system] get_char((0x55fbb4538270), r)
   Exit: (226) [system] get_char((0x55fbb4538270), r)
   Call: (226) [system] r=(\)
   Fail: (226) [system] r=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _906014)
   Call: (227) [system] peek_char((0x55fbb4538270), _906948)
   Exit: (227) [system] peek_char((0x55fbb4538270), o)
^  Call: (227) [user] is_delimiter(o)
   Call: (228) [system] char_type(o, space)
   Fail: (228) [system] char_type(o, space)
   Call: (228) [system] arg(_911668, v('(', ')', end_of_file), o)
   Fail: (228) [system] arg(_912600, v('(', ')', end_of_file), o)
^  Fail: (227) [user] is_delimiter(o)
   Call: (227) [system] ')'==o
   Fail: (227) [system] ')'==o
   Call: (227) [system] get_char((0x55fbb4538270), o)
   Exit: (227) [system] get_char((0x55fbb4538270), o)
   Call: (227) [system] o=(\)
   Fail: (227) [system] o=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _919950)
   Call: (228) [system] peek_char((0x55fbb4538270), _920884)
   Exit: (228) [system] peek_char((0x55fbb4538270), d)
^  Call: (228) [user] is_delimiter(d)
   Call: (229) [system] char_type(d, space)
   Fail: (229) [system] char_type(d, space)
   Call: (229) [system] arg(_925604, v('(', ')', end_of_file), d)
   Fail: (229) [system] arg(_926536, v('(', ')', end_of_file), d)
^  Fail: (228) [user] is_delimiter(d)
   Call: (228) [system] ')'==d
   Fail: (228) [system] ')'==d
   Call: (228) [system] get_char((0x55fbb4538270), d)
   Exit: (228) [system] get_char((0x55fbb4538270), d)
   Call: (228) [system] d=(\)
   Fail: (228) [system] d=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _933886)
   Call: (229) [system] peek_char((0x55fbb4538270), _934820)
   Exit: (229) [system] peek_char((0x55fbb4538270), u)
^  Call: (229) [user] is_delimiter(u)
   Call: (230) [system] char_type(u, space)
   Fail: (230) [system] char_type(u, space)
   Call: (230) [system] arg(_939540, v('(', ')', end_of_file), u)
   Fail: (230) [system] arg(_940472, v('(', ')', end_of_file), u)
^  Fail: (229) [user] is_delimiter(u)
   Call: (229) [system] ')'==u
   Fail: (229) [system] ')'==u
   Call: (229) [system] get_char((0x55fbb4538270), u)
   Exit: (229) [system] get_char((0x55fbb4538270), u)
   Call: (229) [system] u=(\)
   Fail: (229) [system] u=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _947822)
   Call: (230) [system] peek_char((0x55fbb4538270), _948756)
   Exit: (230) [system] peek_char((0x55fbb4538270), c)
^  Call: (230) [user] is_delimiter(c)
   Call: (231) [system] char_type(c, space)
   Fail: (231) [system] char_type(c, space)
   Call: (231) [system] arg(_953476, v('(', ')', end_of_file), c)
   Fail: (231) [system] arg(_954408, v('(', ')', end_of_file), c)
^  Fail: (230) [user] is_delimiter(c)
   Call: (230) [system] ')'==c
   Fail: (230) [system] ')'==c
   Call: (230) [system] get_char((0x55fbb4538270), c)
   Exit: (230) [system] get_char((0x55fbb4538270), c)
   Call: (230) [system] c=(\)
   Fail: (230) [system] c=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _961758)
   Call: (231) [system] peek_char((0x55fbb4538270), _962692)
   Exit: (231) [system] peek_char((0x55fbb4538270), t)
^  Call: (231) [user] is_delimiter(t)
   Call: (232) [system] char_type(t, space)
   Fail: (232) [system] char_type(t, space)
   Call: (232) [system] arg(_967412, v('(', ')', end_of_file), t)
   Fail: (232) [system] arg(_968344, v('(', ')', end_of_file), t)
^  Fail: (231) [user] is_delimiter(t)
   Call: (231) [system] ')'==t
   Fail: (231) [system] ')'==t
   Call: (231) [system] get_char((0x55fbb4538270), t)
   Exit: (231) [system] get_char((0x55fbb4538270), t)
   Call: (231) [system] t=(\)
   Fail: (231) [system] t=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _975694)
   Call: (232) [system] peek_char((0x55fbb4538270), _976628)
   Exit: (232) [system] peek_char((0x55fbb4538270), i)
^  Call: (232) [user] is_delimiter(i)
   Call: (233) [system] char_type(i, space)
   Fail: (233) [system] char_type(i, space)
   Call: (233) [system] arg(_981348, v('(', ')', end_of_file), i)
   Fail: (233) [system] arg(_982280, v('(', ')', end_of_file), i)
^  Fail: (232) [user] is_delimiter(i)
   Call: (232) [system] ')'==i
   Fail: (232) [system] ')'==i
   Call: (232) [system] get_char((0x55fbb4538270), i)
   Exit: (232) [system] get_char((0x55fbb4538270), i)
   Call: (232) [system] i=(\)
   Fail: (232) [system] i=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _989630)
   Call: (233) [system] peek_char((0x55fbb4538270), _990564)
   Exit: (233) [system] peek_char((0x55fbb4538270), o)
^  Call: (233) [user] is_delimiter(o)
   Call: (234) [system] char_type(o, space)
   Fail: (234) [system] char_type(o, space)
   Call: (234) [system] arg(_995284, v('(', ')', end_of_file), o)
   Fail: (234) [system] arg(_996216, v('(', ')', end_of_file), o)
^  Fail: (233) [user] is_delimiter(o)
   Call: (233) [system] ')'==o
   Fail: (233) [system] ')'==o
   Call: (233) [system] get_char((0x55fbb4538270), o)
   Exit: (233) [system] get_char((0x55fbb4538270), o)
   Call: (233) [system] o=(\)
   Fail: (233) [system] o=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _1003566)
   Call: (234) [system] peek_char((0x55fbb4538270), _1004500)
   Exit: (234) [system] peek_char((0x55fbb4538270), n)
^  Call: (234) [user] is_delimiter(n)
   Call: (235) [system] char_type(n, space)
   Fail: (235) [system] char_type(n, space)
   Call: (235) [system] arg(_1009220, v('(', ')', end_of_file), n)
   Fail: (235) [system] arg(_1010152, v('(', ')', end_of_file), n)
^  Fail: (234) [user] is_delimiter(n)
   Call: (234) [system] ')'==n
   Fail: (234) [system] ')'==n
   Call: (234) [system] get_char((0x55fbb4538270), n)
   Exit: (234) [system] get_char((0x55fbb4538270), n)
   Call: (234) [system] n=(\)
   Fail: (234) [system] n=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _1017502)
   Call: (235) [system] peek_char((0x55fbb4538270), _1018436)
   Exit: (235) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (235) [user] is_delimiter(' ')
   Call: (236) [system] char_type(' ', space)
   Exit: (236) [system] char_type(' ', space)
^  Exit: (235) [user] is_delimiter(' ')
   Call: (235) [system] _1017502=[]
   Exit: (235) [system] []=[]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (234) [system] _1003566=[n]
   Exit: (234) [system] [n]=[n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (233) [system] _989630=[o, n]
   Exit: (233) [system] [o, n]=[o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (232) [system] _975694=[i, o, n]
   Exit: (232) [system] [i, o, n]=[i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (231) [system] _961758=[t, i, o, n]
   Exit: (231) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (230) [system] _947822=[c, t, i, o, n]
   Exit: (230) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (229) [system] _933886=[u, c, t, i, o, n]
   Exit: (229) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (228) [system] _919950=[d, u, c, t, i, o, n]
   Exit: (228) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (227) [system] _906014=[o, d, u, c, t, i, o, n]
   Exit: (227) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (226) [system] _892078=[r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _878142=[t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _864206=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _850270=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _836334=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _822398=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _808462=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _794526=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _780590=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _766654=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _752718=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _738782=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _724846=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _710910=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (212) [user] classify_and_convert_charseq(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _675400)
^  Call: (213) [user] classify_and_convert_charseq_(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1089188)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_1090140, _1090142), once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1089188), _1090122, fail)), '$restore_trace'(_1090140, _1090142))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_1090140, _1090142))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1089188), _1090122, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(_1089188)
   Fail: (214) [system] atomic(_1089188)
   Call: (214) [system] atom_chars(_1089188, ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (214) [system] atom_chars('ConjunctionIntroduction', ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (213) [user] classify_and_convert_charseq_(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
   Call: (213) [system] integer('ConjunctionIntroduction')
   Fail: (213) [system] integer('ConjunctionIntroduction')
   Call: (213) [system] _675400='ConjunctionIntroduction'
   Exit: (213) [system] 'ConjunctionIntroduction'='ConjunctionIntroduction'
^  Exit: (212) [user] classify_and_convert_charseq(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
^  Exit: (211) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'ConjunctionIntroduction')
^  Exit: (210) [user] cont_sexpr(')', (0x55fbb4538270), 'ConjunctionIntroduction')
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _1104138)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1105996)
   Exit: (212) [system] peek_char((0x55fbb4538270), ' ')
   Call: (212) [system] ' '=(;)
   Fail: (212) [system] ' '=(;)
   Call: (212) [system] ' '=(/)
   Fail: (212) [system] ' '=(/)
^  Call: (212) [user] is_like_space(' ')
   Call: (213) [system] char_type(' ', 'white')
   Exit: (213) [system] char_type(' ', 'white')
^  Exit: (212) [user] is_like_space(' ')
   Call: (212) [system] get_char((0x55fbb4538270), _1115590)
   Exit: (212) [system] get_char((0x55fbb4538270), ' ')
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1118294)
   Exit: (213) [system] peek_char((0x55fbb4538270), a)
   Call: (213) [system] a=(;)
   Fail: (213) [system] a=(;)
   Call: (213) [system] a=(/)
   Fail: (213) [system] a=(/)
^  Call: (213) [user] is_like_space(a)
   Call: (214) [system] char_type(a, 'white')
   Fail: (214) [system] char_type(a, 'white')
   Call: (214) [system] char_type(a, end_of_line)
   Fail: (214) [system] char_type(a, end_of_line)
   Call: (214) [system] char_type(a, space)
   Fail: (214) [system] char_type(a, space)
   Call: (214) [system] char_type(a, cntrl)
   Fail: (214) [system] char_type(a, cntrl)
^  Fail: (213) [user] is_like_space(a)
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1135228)
   Exit: (211) [system] peek_char((0x55fbb4538270), a)
   Call: (211) [system] a=')'
   Fail: (211) [system] a=')'
   Call: (211) [system] a=end_of_file
   Fail: (211) [system] a=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55fbb4538270), _1140798)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1142656)
   Exit: (213) [system] peek_char((0x55fbb4538270), a)
   Call: (213) [system] a=(;)
   Fail: (213) [system] a=(;)
   Call: (213) [system] a=(/)
   Fail: (213) [system] a=(/)
^  Call: (213) [user] is_like_space(a)
   Call: (214) [system] char_type(a, 'white')
   Fail: (214) [system] char_type(a, 'white')
   Call: (214) [system] char_type(a, end_of_line)
   Fail: (214) [system] char_type(a, end_of_line)
   Call: (214) [system] char_type(a, space)
   Fail: (214) [system] char_type(a, space)
   Call: (214) [system] char_type(a, cntrl)
   Fail: (214) [system] char_type(a, cntrl)
^  Fail: (213) [user] is_like_space(a)
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] get_char((0x55fbb4538270), _1158666)
   Exit: (212) [system] get_char((0x55fbb4538270), a)
   Call: (212) [system] a='('
   Fail: (212) [system] a='('
   Call: (212) [system] a='['
   Fail: (212) [system] a='['
   Call: (212) [system] a='{'
   Fail: (212) [system] a='{'
   Call: (212) [system] a='"'
   Fail: (212) [system] a='"'
   Call: (212) [system] a=!
   Fail: (212) [system] a=!
   Call: (212) [system] a='\''
   Fail: (212) [system] a='\''
   Call: (212) [system] a='`'
   Fail: (212) [system] a='`'
   Call: (212) [system] a=end_of_file
   Fail: (212) [system] a=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55fbb4538270), a, _1140798)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1176308)
   Call: (214) [system] peek_char((0x55fbb4538270), _1177242)
   Exit: (214) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (214) [user] is_delimiter(' ')
   Call: (215) [system] char_type(' ', space)
   Exit: (215) [system] char_type(' ', space)
^  Exit: (214) [user] is_delimiter(' ')
   Call: (214) [system] _1176308=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (213) [user] classify_and_convert_charseq([a], _1140798)
^  Call: (214) [user] classify_and_convert_charseq_([a], _1186526)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_1187478, _1187480), once(user:catch(read_from_chars([a], _1186526), _1187460, fail)), '$restore_trace'(_1187478, _1187480))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_1187478, _1187480))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1187460, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(a)
   Exit: (215) [system] atomic(a)
^  Exit: (214) [user] classify_and_convert_charseq_([a], a)
   Call: (214) [system] integer(a)
   Fail: (214) [system] integer(a)
   Call: (214) [system] _1140798=a
   Exit: (214) [system] a=a
^  Exit: (213) [user] classify_and_convert_charseq([a], a)
^  Exit: (212) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (211) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _1199606)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1201464)
   Exit: (213) [system] peek_char((0x55fbb4538270), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
   Call: (213) [system] ' '=(/)
   Fail: (213) [system] ' '=(/)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55fbb4538270), _1211058)
   Exit: (213) [system] get_char((0x55fbb4538270), ' ')
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1213762)
   Exit: (214) [system] peek_char((0x55fbb4538270), a)
   Call: (214) [system] a=(;)
   Fail: (214) [system] a=(;)
   Call: (214) [system] a=(/)
   Fail: (214) [system] a=(/)
^  Call: (214) [user] is_like_space(a)
   Call: (215) [system] char_type(a, 'white')
   Fail: (215) [system] char_type(a, 'white')
   Call: (215) [system] char_type(a, end_of_line)
   Fail: (215) [system] char_type(a, end_of_line)
   Call: (215) [system] char_type(a, space)
   Fail: (215) [system] char_type(a, space)
   Call: (215) [system] char_type(a, cntrl)
   Fail: (215) [system] char_type(a, cntrl)
^  Fail: (214) [user] is_like_space(a)
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1230696)
   Exit: (212) [system] peek_char((0x55fbb4538270), a)
   Call: (212) [system] a=')'
   Fail: (212) [system] a=')'
   Call: (212) [system] a=end_of_file
   Fail: (212) [system] a=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55fbb4538270), _1236266)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1238124)
   Exit: (214) [system] peek_char((0x55fbb4538270), a)
   Call: (214) [system] a=(;)
   Fail: (214) [system] a=(;)
   Call: (214) [system] a=(/)
   Fail: (214) [system] a=(/)
^  Call: (214) [user] is_like_space(a)
   Call: (215) [system] char_type(a, 'white')
   Fail: (215) [system] char_type(a, 'white')
   Call: (215) [system] char_type(a, end_of_line)
   Fail: (215) [system] char_type(a, end_of_line)
   Call: (215) [system] char_type(a, space)
   Fail: (215) [system] char_type(a, space)
   Call: (215) [system] char_type(a, cntrl)
   Fail: (215) [system] char_type(a, cntrl)
^  Fail: (214) [user] is_like_space(a)
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] get_char((0x55fbb4538270), _1254134)
   Exit: (213) [system] get_char((0x55fbb4538270), a)
   Call: (213) [system] a='('
   Fail: (213) [system] a='('
   Call: (213) [system] a='['
   Fail: (213) [system] a='['
   Call: (213) [system] a='{'
   Fail: (213) [system] a='{'
   Call: (213) [system] a='"'
   Fail: (213) [system] a='"'
   Call: (213) [system] a=!
   Fail: (213) [system] a=!
   Call: (213) [system] a='\''
   Fail: (213) [system] a='\''
   Call: (213) [system] a='`'
   Fail: (213) [system] a='`'
   Call: (213) [system] a=end_of_file
   Fail: (213) [system] a=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55fbb4538270), a, _1236266)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1271776)
   Call: (215) [system] peek_char((0x55fbb4538270), _1272710)
   Exit: (215) [system] peek_char((0x55fbb4538270), b)
^  Call: (215) [user] is_delimiter(b)
   Call: (216) [system] char_type(b, space)
   Fail: (216) [system] char_type(b, space)
   Call: (216) [system] arg(_1277430, v('(', ')', end_of_file), b)
   Fail: (216) [system] arg(_1278362, v('(', ')', end_of_file), b)
^  Fail: (215) [user] is_delimiter(b)
   Call: (215) [system] ')'==b
   Fail: (215) [system] ')'==b
   Call: (215) [system] get_char((0x55fbb4538270), b)
   Exit: (215) [system] get_char((0x55fbb4538270), b)
   Call: (215) [system] b=(\)
   Fail: (215) [system] b=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1285712)
   Call: (216) [system] peek_char((0x55fbb4538270), _1286646)
   Exit: (216) [system] peek_char((0x55fbb4538270), c)
^  Call: (216) [user] is_delimiter(c)
   Call: (217) [system] char_type(c, space)
   Fail: (217) [system] char_type(c, space)
   Call: (217) [system] arg(_1291366, v('(', ')', end_of_file), c)
   Fail: (217) [system] arg(_1292298, v('(', ')', end_of_file), c)
^  Fail: (216) [user] is_delimiter(c)
   Call: (216) [system] ')'==c
   Fail: (216) [system] ')'==c
   Call: (216) [system] get_char((0x55fbb4538270), c)
   Exit: (216) [system] get_char((0x55fbb4538270), c)
   Call: (216) [system] c=(\)
   Fail: (216) [system] c=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1299648)
   Call: (217) [system] peek_char((0x55fbb4538270), _1300582)
   Exit: (217) [system] peek_char((0x55fbb4538270), ')')
^  Call: (217) [user] is_delimiter(')')
   Call: (218) [system] char_type(')', space)
   Fail: (218) [system] char_type(')', space)
   Call: (218) [system] arg(_1305302, v('(', ')', end_of_file), ')')
   Exit: (218) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (217) [user] is_delimiter(')')
   Call: (217) [system] _1299648=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (216) [system] _1285712=[c]
   Exit: (216) [system] [c]=[c]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [c])
   Call: (215) [system] _1271776=[b, c]
   Exit: (215) [system] [b, c]=[b, c]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [b, c])
^  Call: (214) [user] classify_and_convert_charseq([a, b, c], _1236266)
^  Call: (215) [user] classify_and_convert_charseq_([a, b, c], _1317326)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_1318278, _1318280), once(user:catch(read_from_chars([a, b, c], _1317326), _1318260, fail)), '$restore_trace'(_1318278, _1318280))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_1318278, _1318280))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _1318260, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(abc)
   Exit: (216) [system] atomic(abc)
^  Exit: (215) [user] classify_and_convert_charseq_([a, b, c], abc)
   Call: (215) [system] integer(abc)
   Fail: (215) [system] integer(abc)
   Call: (215) [system] _1236266=abc
   Exit: (215) [system] abc=abc
^  Exit: (214) [user] classify_and_convert_charseq([a, b, c], abc)
^  Exit: (213) [user] read_symbolic(')', (0x55fbb4538270), a, abc)
^  Exit: (212) [user] cont_sexpr(')', (0x55fbb4538270), abc)
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _1330406)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1332264)
   Exit: (214) [system] peek_char((0x55fbb4538270), ')')
   Call: (214) [system] ')'=(;)
   Fail: (214) [system] ')'=(;)
   Call: (214) [system] ')'=(/)
   Fail: (214) [system] ')'=(/)
^  Call: (214) [user] is_like_space(')')
   Call: (215) [system] char_type(')', 'white')
   Fail: (215) [system] char_type(')', 'white')
   Call: (215) [system] char_type(')', end_of_line)
   Fail: (215) [system] char_type(')', end_of_line)
   Call: (215) [system] char_type(')', space)
   Fail: (215) [system] char_type(')', space)
   Call: (215) [system] char_type(')', cntrl)
   Fail: (215) [system] char_type(')', cntrl)
^  Fail: (214) [user] is_like_space(')')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1348274)
   Exit: (213) [system] peek_char((0x55fbb4538270), ')')
   Call: (213) [system] ')'=')'
   Exit: (213) [system] ')'=')'
   Call: (213) [system] get_char((0x55fbb4538270), _1352064)
   Exit: (213) [system] get_char((0x55fbb4538270), ')')
   Call: (213) [system] _1330406=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_list(')', (0x55fbb4538270), [])
   Call: (212) [system] _1199606=[abc]
   Exit: (212) [system] [abc]=[abc]
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), [abc])
   Call: (211) [system] _1104138=[a, abc]
   Exit: (211) [system] [a, abc]=[a, abc]
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), [a, abc])
   Call: (210) [system] _630382=['ConjunctionIntroduction', a, abc]
   Exit: (210) [system] ['ConjunctionIntroduction', a, abc]=['ConjunctionIntroduction', a, abc]
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), ['ConjunctionIntroduction', a, abc])
^  Exit: (208) [user] cont_sexpr(')', (0x55fbb4538270), ['ConjunctionIntroduction', a, abc])
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _1365946)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1367804)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
   Call: (210) [system] ' '=(/)
   Fail: (210) [system] ' '=(/)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55fbb4538270), _1377398)
   Exit: (210) [system] get_char((0x55fbb4538270), ' ')
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1380102)
   Exit: (211) [system] peek_char((0x55fbb4538270), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
   Call: (211) [system] '('=(/)
   Fail: (211) [system] '('=(/)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1397036)
   Exit: (209) [system] peek_char((0x55fbb4538270), '(')
   Call: (209) [system] '('=')'
   Fail: (209) [system] '('=')'
   Call: (209) [system] '('=end_of_file
   Fail: (209) [system] '('=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55fbb4538270), _1402606)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1404464)
   Exit: (211) [system] peek_char((0x55fbb4538270), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
   Call: (211) [system] '('=(/)
   Fail: (211) [system] '('=(/)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] get_char((0x55fbb4538270), _1420474)
   Exit: (210) [system] get_char((0x55fbb4538270), '(')
   Call: (210) [system] '('='('
   Exit: (210) [system] '('='('
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _1402606)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1426044)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'A')
   Call: (212) [system] 'A'=(;)
   Fail: (212) [system] 'A'=(;)
   Call: (212) [system] 'A'=(/)
   Fail: (212) [system] 'A'=(/)
^  Call: (212) [user] is_like_space('A')
   Call: (213) [system] char_type('A', 'white')
   Fail: (213) [system] char_type('A', 'white')
   Call: (213) [system] char_type('A', end_of_line)
   Fail: (213) [system] char_type('A', end_of_line)
   Call: (213) [system] char_type('A', space)
   Fail: (213) [system] char_type('A', space)
   Call: (213) [system] char_type('A', cntrl)
   Fail: (213) [system] char_type('A', cntrl)
^  Fail: (212) [user] is_like_space('A')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1442054)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'A')
   Call: (211) [system] 'A'=')'
   Fail: (211) [system] 'A'=')'
   Call: (211) [system] 'A'=end_of_file
   Fail: (211) [system] 'A'=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55fbb4538270), _1447624)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1449482)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'A')
   Call: (213) [system] 'A'=(;)
   Fail: (213) [system] 'A'=(;)
   Call: (213) [system] 'A'=(/)
   Fail: (213) [system] 'A'=(/)
^  Call: (213) [user] is_like_space('A')
   Call: (214) [system] char_type('A', 'white')
   Fail: (214) [system] char_type('A', 'white')
   Call: (214) [system] char_type('A', end_of_line)
   Fail: (214) [system] char_type('A', end_of_line)
   Call: (214) [system] char_type('A', space)
   Fail: (214) [system] char_type('A', space)
   Call: (214) [system] char_type('A', cntrl)
   Fail: (214) [system] char_type('A', cntrl)
^  Fail: (213) [user] is_like_space('A')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] get_char((0x55fbb4538270), _1465492)
   Exit: (212) [system] get_char((0x55fbb4538270), 'A')
   Call: (212) [system] 'A'='('
   Fail: (212) [system] 'A'='('
   Call: (212) [system] 'A'='['
   Fail: (212) [system] 'A'='['
   Call: (212) [system] 'A'='{'
   Fail: (212) [system] 'A'='{'
   Call: (212) [system] 'A'='"'
   Fail: (212) [system] 'A'='"'
   Call: (212) [system] 'A'=!
   Fail: (212) [system] 'A'=!
   Call: (212) [system] 'A'='\''
   Fail: (212) [system] 'A'='\''
   Call: (212) [system] 'A'='`'
   Fail: (212) [system] 'A'='`'
   Call: (212) [system] 'A'=end_of_file
   Fail: (212) [system] 'A'=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1447624)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1483134)
   Call: (214) [system] peek_char((0x55fbb4538270), _1484068)
   Exit: (214) [system] peek_char((0x55fbb4538270), n)
^  Call: (214) [user] is_delimiter(n)
   Call: (215) [system] char_type(n, space)
   Fail: (215) [system] char_type(n, space)
   Call: (215) [system] arg(_1488788, v('(', ')', end_of_file), n)
   Fail: (215) [system] arg(_1489720, v('(', ')', end_of_file), n)
^  Fail: (214) [user] is_delimiter(n)
   Call: (214) [system] ')'==n
   Fail: (214) [system] ')'==n
   Call: (214) [system] get_char((0x55fbb4538270), n)
   Exit: (214) [system] get_char((0x55fbb4538270), n)
   Call: (214) [system] n=(\)
   Fail: (214) [system] n=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1497070)
   Call: (215) [system] peek_char((0x55fbb4538270), _1498004)
   Exit: (215) [system] peek_char((0x55fbb4538270), d)
^  Call: (215) [user] is_delimiter(d)
   Call: (216) [system] char_type(d, space)
   Fail: (216) [system] char_type(d, space)
   Call: (216) [system] arg(_1502724, v('(', ')', end_of_file), d)
   Fail: (216) [system] arg(_1503656, v('(', ')', end_of_file), d)
^  Fail: (215) [user] is_delimiter(d)
   Call: (215) [system] ')'==d
   Fail: (215) [system] ')'==d
   Call: (215) [system] get_char((0x55fbb4538270), d)
   Exit: (215) [system] get_char((0x55fbb4538270), d)
   Call: (215) [system] d=(\)
   Fail: (215) [system] d=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1511006)
   Call: (216) [system] peek_char((0x55fbb4538270), _1511940)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (216) [user] is_delimiter('L')
   Call: (217) [system] char_type('L', space)
   Fail: (217) [system] char_type('L', space)
   Call: (217) [system] arg(_1516660, v('(', ')', end_of_file), 'L')
   Fail: (217) [system] arg(_1517592, v('(', ')', end_of_file), 'L')
^  Fail: (216) [user] is_delimiter('L')
   Call: (216) [system] ')'=='L'
   Fail: (216) [system] ')'=='L'
   Call: (216) [system] get_char((0x55fbb4538270), 'L')
   Exit: (216) [system] get_char((0x55fbb4538270), 'L')
   Call: (216) [system] 'L'=(\)
   Fail: (216) [system] 'L'=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1524942)
   Call: (217) [system] peek_char((0x55fbb4538270), _1525876)
   Exit: (217) [system] peek_char((0x55fbb4538270), i)
^  Call: (217) [user] is_delimiter(i)
   Call: (218) [system] char_type(i, space)
   Fail: (218) [system] char_type(i, space)
   Call: (218) [system] arg(_1530596, v('(', ')', end_of_file), i)
   Fail: (218) [system] arg(_1531528, v('(', ')', end_of_file), i)
^  Fail: (217) [user] is_delimiter(i)
   Call: (217) [system] ')'==i
   Fail: (217) [system] ')'==i
   Call: (217) [system] get_char((0x55fbb4538270), i)
   Exit: (217) [system] get_char((0x55fbb4538270), i)
   Call: (217) [system] i=(\)
   Fail: (217) [system] i=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1538878)
   Call: (218) [system] peek_char((0x55fbb4538270), _1539812)
   Exit: (218) [system] peek_char((0x55fbb4538270), n)
^  Call: (218) [user] is_delimiter(n)
   Call: (219) [system] char_type(n, space)
   Fail: (219) [system] char_type(n, space)
   Call: (219) [system] arg(_1544532, v('(', ')', end_of_file), n)
   Fail: (219) [system] arg(_1545464, v('(', ')', end_of_file), n)
^  Fail: (218) [user] is_delimiter(n)
   Call: (218) [system] ')'==n
   Fail: (218) [system] ')'==n
   Call: (218) [system] get_char((0x55fbb4538270), n)
   Exit: (218) [system] get_char((0x55fbb4538270), n)
   Call: (218) [system] n=(\)
   Fail: (218) [system] n=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1552814)
   Call: (219) [system] peek_char((0x55fbb4538270), _1553748)
   Exit: (219) [system] peek_char((0x55fbb4538270), k)
^  Call: (219) [user] is_delimiter(k)
   Call: (220) [system] char_type(k, space)
   Fail: (220) [system] char_type(k, space)
   Call: (220) [system] arg(_1558468, v('(', ')', end_of_file), k)
   Fail: (220) [system] arg(_1559400, v('(', ')', end_of_file), k)
^  Fail: (219) [user] is_delimiter(k)
   Call: (219) [system] ')'==k
   Fail: (219) [system] ')'==k
   Call: (219) [system] get_char((0x55fbb4538270), k)
   Exit: (219) [system] get_char((0x55fbb4538270), k)
   Call: (219) [system] k=(\)
   Fail: (219) [system] k=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1566750)
   Call: (220) [system] peek_char((0x55fbb4538270), _1567684)
   Exit: (220) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (220) [user] is_delimiter(' ')
   Call: (221) [system] char_type(' ', space)
   Exit: (221) [system] char_type(' ', space)
^  Exit: (220) [user] is_delimiter(' ')
   Call: (220) [system] _1566750=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (219) [system] _1552814=[k]
   Exit: (219) [system] [k]=[k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (218) [system] _1538878=[n, k]
   Exit: (218) [system] [n, k]=[n, k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (217) [system] _1524942=[i, n, k]
   Exit: (217) [system] [i, n, k]=[i, n, k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (216) [system] _1511006=['L', i, n, k]
   Exit: (216) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (215) [system] _1497070=[d, 'L', i, n, k]
   Exit: (215) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (214) [system] _1483134=[n, d, 'L', i, n, k]
   Exit: (214) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (213) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _1447624)
^  Call: (214) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _1593732)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_1594684, _1594686), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1593732), _1594666, fail)), '$restore_trace'(_1594684, _1594686))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_1594684, _1594686))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1593732), _1594666, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(_1593732)
   Fail: (215) [system] atomic(_1593732)
   Call: (215) [system] atom_chars(_1593732, ['A', n, d, 'L', i, n, k])
   Exit: (215) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (214) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (214) [system] integer('AndLink')
   Fail: (214) [system] integer('AndLink')
   Call: (214) [system] _1447624='AndLink'
   Exit: (214) [system] 'AndLink'='AndLink'
^  Exit: (213) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (212) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (211) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _1608682)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1610540)
   Exit: (213) [system] peek_char((0x55fbb4538270), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
   Call: (213) [system] ' '=(/)
   Fail: (213) [system] ' '=(/)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55fbb4538270), _1620134)
   Exit: (213) [system] get_char((0x55fbb4538270), ' ')
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1622838)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'B')
   Call: (214) [system] 'B'=(;)
   Fail: (214) [system] 'B'=(;)
   Call: (214) [system] 'B'=(/)
   Fail: (214) [system] 'B'=(/)
^  Call: (214) [user] is_like_space('B')
   Call: (215) [system] char_type('B', 'white')
   Fail: (215) [system] char_type('B', 'white')
   Call: (215) [system] char_type('B', end_of_line)
   Fail: (215) [system] char_type('B', end_of_line)
   Call: (215) [system] char_type('B', space)
   Fail: (215) [system] char_type('B', space)
   Call: (215) [system] char_type('B', cntrl)
   Fail: (215) [system] char_type('B', cntrl)
^  Fail: (214) [user] is_like_space('B')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1639772)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'B')
   Call: (212) [system] 'B'=')'
   Fail: (212) [system] 'B'=')'
   Call: (212) [system] 'B'=end_of_file
   Fail: (212) [system] 'B'=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55fbb4538270), _1645342)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1647200)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'B')
   Call: (214) [system] 'B'=(;)
   Fail: (214) [system] 'B'=(;)
   Call: (214) [system] 'B'=(/)
   Fail: (214) [system] 'B'=(/)
^  Call: (214) [user] is_like_space('B')
   Call: (215) [system] char_type('B', 'white')
   Fail: (215) [system] char_type('B', 'white')
   Call: (215) [system] char_type('B', end_of_line)
   Fail: (215) [system] char_type('B', end_of_line)
   Call: (215) [system] char_type('B', space)
   Fail: (215) [system] char_type('B', space)
   Call: (215) [system] char_type('B', cntrl)
   Fail: (215) [system] char_type('B', cntrl)
^  Fail: (214) [user] is_like_space('B')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] get_char((0x55fbb4538270), _1663210)
   Exit: (213) [system] get_char((0x55fbb4538270), 'B')
   Call: (213) [system] 'B'='('
   Fail: (213) [system] 'B'='('
   Call: (213) [system] 'B'='['
   Fail: (213) [system] 'B'='['
   Call: (213) [system] 'B'='{'
   Fail: (213) [system] 'B'='{'
   Call: (213) [system] 'B'='"'
   Fail: (213) [system] 'B'='"'
   Call: (213) [system] 'B'=!
   Fail: (213) [system] 'B'=!
   Call: (213) [system] 'B'='\''
   Fail: (213) [system] 'B'='\''
   Call: (213) [system] 'B'='`'
   Fail: (213) [system] 'B'='`'
   Call: (213) [system] 'B'=end_of_file
   Fail: (213) [system] 'B'=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55fbb4538270), 'B', _1645342)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1680852)
   Call: (215) [system] peek_char((0x55fbb4538270), _1681786)
   Exit: (215) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (215) [user] is_delimiter(' ')
   Call: (216) [system] char_type(' ', space)
   Exit: (216) [system] char_type(' ', space)
^  Exit: (215) [user] is_delimiter(' ')
   Call: (215) [system] _1680852=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (214) [user] classify_and_convert_charseq(['B'], _1645342)
^  Call: (215) [user] classify_and_convert_charseq_(['B'], _1691070)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_1692022, _1692024), once(user:catch(read_from_chars(['B'], _1691070), _1692004, fail)), '$restore_trace'(_1692022, _1692024))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_1692022, _1692024))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1691070), _1692004, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(_1691070)
   Fail: (216) [system] atomic(_1691070)
   Call: (216) [system] atom_chars(_1691070, ['B'])
   Exit: (216) [system] atom_chars('B', ['B'])
^  Exit: (215) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (215) [system] integer('B')
   Fail: (215) [system] integer('B')
   Call: (215) [system] _1645342='B'
   Exit: (215) [system] 'B'='B'
^  Exit: (214) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (213) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (212) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _1706020)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1707878)
   Exit: (214) [system] peek_char((0x55fbb4538270), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
   Call: (214) [system] ' '=(/)
   Fail: (214) [system] ' '=(/)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55fbb4538270), _1717472)
   Exit: (214) [system] get_char((0x55fbb4538270), ' ')
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1720176)
   Exit: (215) [system] peek_char((0x55fbb4538270), '(')
   Call: (215) [system] '('=(;)
   Fail: (215) [system] '('=(;)
   Call: (215) [system] '('=(/)
   Fail: (215) [system] '('=(/)
^  Call: (215) [user] is_like_space('(')
   Call: (216) [system] char_type('(', 'white')
   Fail: (216) [system] char_type('(', 'white')
   Call: (216) [system] char_type('(', end_of_line)
   Fail: (216) [system] char_type('(', end_of_line)
   Call: (216) [system] char_type('(', space)
   Fail: (216) [system] char_type('(', space)
   Call: (216) [system] char_type('(', cntrl)
   Fail: (216) [system] char_type('(', cntrl)
^  Fail: (215) [user] is_like_space('(')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1737110)
   Exit: (213) [system] peek_char((0x55fbb4538270), '(')
   Call: (213) [system] '('=')'
   Fail: (213) [system] '('=')'
   Call: (213) [system] '('=end_of_file
   Fail: (213) [system] '('=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55fbb4538270), _1742680)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1744538)
   Exit: (215) [system] peek_char((0x55fbb4538270), '(')
   Call: (215) [system] '('=(;)
   Fail: (215) [system] '('=(;)
   Call: (215) [system] '('=(/)
   Fail: (215) [system] '('=(/)
^  Call: (215) [user] is_like_space('(')
   Call: (216) [system] char_type('(', 'white')
   Fail: (216) [system] char_type('(', 'white')
   Call: (216) [system] char_type('(', end_of_line)
   Fail: (216) [system] char_type('(', end_of_line)
   Call: (216) [system] char_type('(', space)
   Fail: (216) [system] char_type('(', space)
   Call: (216) [system] char_type('(', cntrl)
   Fail: (216) [system] char_type('(', cntrl)
^  Fail: (215) [user] is_like_space('(')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] get_char((0x55fbb4538270), _1760548)
   Exit: (214) [system] get_char((0x55fbb4538270), '(')
   Call: (214) [system] '('='('
   Exit: (214) [system] '('='('
^  Call: (214) [user] read_list(')', (0x55fbb4538270), _1742680)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1766118)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'I')
   Call: (216) [system] 'I'=(;)
   Fail: (216) [system] 'I'=(;)
   Call: (216) [system] 'I'=(/)
   Fail: (216) [system] 'I'=(/)
^  Call: (216) [user] is_like_space('I')
   Call: (217) [system] char_type('I', 'white')
   Fail: (217) [system] char_type('I', 'white')
   Call: (217) [system] char_type('I', end_of_line)
   Fail: (217) [system] char_type('I', end_of_line)
   Call: (217) [system] char_type('I', space)
   Fail: (217) [system] char_type('I', space)
   Call: (217) [system] char_type('I', cntrl)
   Fail: (217) [system] char_type('I', cntrl)
^  Fail: (216) [user] is_like_space('I')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1782128)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'I')
   Call: (215) [system] 'I'=')'
   Fail: (215) [system] 'I'=')'
   Call: (215) [system] 'I'=end_of_file
   Fail: (215) [system] 'I'=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55fbb4538270), _1787698)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1789556)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'I')
   Call: (217) [system] 'I'=(;)
   Fail: (217) [system] 'I'=(;)
   Call: (217) [system] 'I'=(/)
   Fail: (217) [system] 'I'=(/)
^  Call: (217) [user] is_like_space('I')
   Call: (218) [system] char_type('I', 'white')
   Fail: (218) [system] char_type('I', 'white')
   Call: (218) [system] char_type('I', end_of_line)
   Fail: (218) [system] char_type('I', end_of_line)
   Call: (218) [system] char_type('I', space)
   Fail: (218) [system] char_type('I', space)
   Call: (218) [system] char_type('I', cntrl)
   Fail: (218) [system] char_type('I', cntrl)
^  Fail: (217) [user] is_like_space('I')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] get_char((0x55fbb4538270), _1805566)
   Exit: (216) [system] get_char((0x55fbb4538270), 'I')
   Call: (216) [system] 'I'='('
   Fail: (216) [system] 'I'='('
   Call: (216) [system] 'I'='['
   Fail: (216) [system] 'I'='['
   Call: (216) [system] 'I'='{'
   Fail: (216) [system] 'I'='{'
   Call: (216) [system] 'I'='"'
   Fail: (216) [system] 'I'='"'
   Call: (216) [system] 'I'=!
   Fail: (216) [system] 'I'=!
   Call: (216) [system] 'I'='\''
   Fail: (216) [system] 'I'='\''
   Call: (216) [system] 'I'='`'
   Fail: (216) [system] 'I'='`'
   Call: (216) [system] 'I'=end_of_file
   Fail: (216) [system] 'I'=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55fbb4538270), 'I', _1787698)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1823208)
   Call: (218) [system] peek_char((0x55fbb4538270), _1824142)
   Exit: (218) [system] peek_char((0x55fbb4538270), m)
^  Call: (218) [user] is_delimiter(m)
   Call: (219) [system] char_type(m, space)
   Fail: (219) [system] char_type(m, space)
   Call: (219) [system] arg(_1828862, v('(', ')', end_of_file), m)
   Fail: (219) [system] arg(_1829794, v('(', ')', end_of_file), m)
^  Fail: (218) [user] is_delimiter(m)
   Call: (218) [system] ')'==m
   Fail: (218) [system] ')'==m
   Call: (218) [system] get_char((0x55fbb4538270), m)
   Exit: (218) [system] get_char((0x55fbb4538270), m)
   Call: (218) [system] m=(\)
   Fail: (218) [system] m=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1837144)
   Call: (219) [system] peek_char((0x55fbb4538270), _1838078)
   Exit: (219) [system] peek_char((0x55fbb4538270), p)
^  Call: (219) [user] is_delimiter(p)
   Call: (220) [system] char_type(p, space)
   Fail: (220) [system] char_type(p, space)
   Call: (220) [system] arg(_1842798, v('(', ')', end_of_file), p)
   Fail: (220) [system] arg(_1843730, v('(', ')', end_of_file), p)
^  Fail: (219) [user] is_delimiter(p)
   Call: (219) [system] ')'==p
   Fail: (219) [system] ')'==p
   Call: (219) [system] get_char((0x55fbb4538270), p)
   Exit: (219) [system] get_char((0x55fbb4538270), p)
   Call: (219) [system] p=(\)
   Fail: (219) [system] p=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1851080)
   Call: (220) [system] peek_char((0x55fbb4538270), _1852014)
   Exit: (220) [system] peek_char((0x55fbb4538270), l)
^  Call: (220) [user] is_delimiter(l)
   Call: (221) [system] char_type(l, space)
   Fail: (221) [system] char_type(l, space)
   Call: (221) [system] arg(_1856734, v('(', ')', end_of_file), l)
   Fail: (221) [system] arg(_1857666, v('(', ')', end_of_file), l)
^  Fail: (220) [user] is_delimiter(l)
   Call: (220) [system] ')'==l
   Fail: (220) [system] ')'==l
   Call: (220) [system] get_char((0x55fbb4538270), l)
   Exit: (220) [system] get_char((0x55fbb4538270), l)
   Call: (220) [system] l=(\)
   Fail: (220) [system] l=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1865016)
   Call: (221) [system] peek_char((0x55fbb4538270), _1865950)
   Exit: (221) [system] peek_char((0x55fbb4538270), i)
^  Call: (221) [user] is_delimiter(i)
   Call: (222) [system] char_type(i, space)
   Fail: (222) [system] char_type(i, space)
   Call: (222) [system] arg(_1870670, v('(', ')', end_of_file), i)
   Fail: (222) [system] arg(_1871602, v('(', ')', end_of_file), i)
^  Fail: (221) [user] is_delimiter(i)
   Call: (221) [system] ')'==i
   Fail: (221) [system] ')'==i
   Call: (221) [system] get_char((0x55fbb4538270), i)
   Exit: (221) [system] get_char((0x55fbb4538270), i)
   Call: (221) [system] i=(\)
   Fail: (221) [system] i=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1878952)
   Call: (222) [system] peek_char((0x55fbb4538270), _1879886)
   Exit: (222) [system] peek_char((0x55fbb4538270), c)
^  Call: (222) [user] is_delimiter(c)
   Call: (223) [system] char_type(c, space)
   Fail: (223) [system] char_type(c, space)
   Call: (223) [system] arg(_1884606, v('(', ')', end_of_file), c)
   Fail: (223) [system] arg(_1885538, v('(', ')', end_of_file), c)
^  Fail: (222) [user] is_delimiter(c)
   Call: (222) [system] ')'==c
   Fail: (222) [system] ')'==c
   Call: (222) [system] get_char((0x55fbb4538270), c)
   Exit: (222) [system] get_char((0x55fbb4538270), c)
   Call: (222) [system] c=(\)
   Fail: (222) [system] c=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _1892888)
   Call: (223) [system] peek_char((0x55fbb4538270), _1893822)
   Exit: (223) [system] peek_char((0x55fbb4538270), a)
^  Call: (223) [user] is_delimiter(a)
   Call: (224) [system] char_type(a, space)
   Fail: (224) [system] char_type(a, space)
   Call: (224) [system] arg(_1898542, v('(', ')', end_of_file), a)
   Fail: (224) [system] arg(_1899474, v('(', ')', end_of_file), a)
^  Fail: (223) [user] is_delimiter(a)
   Call: (223) [system] ')'==a
   Fail: (223) [system] ')'==a
   Call: (223) [system] get_char((0x55fbb4538270), a)
   Exit: (223) [system] get_char((0x55fbb4538270), a)
   Call: (223) [system] a=(\)
   Fail: (223) [system] a=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _1906824)
   Call: (224) [system] peek_char((0x55fbb4538270), _1907758)
   Exit: (224) [system] peek_char((0x55fbb4538270), t)
^  Call: (224) [user] is_delimiter(t)
   Call: (225) [system] char_type(t, space)
   Fail: (225) [system] char_type(t, space)
   Call: (225) [system] arg(_1912478, v('(', ')', end_of_file), t)
   Fail: (225) [system] arg(_1913410, v('(', ')', end_of_file), t)
^  Fail: (224) [user] is_delimiter(t)
   Call: (224) [system] ')'==t
   Fail: (224) [system] ')'==t
   Call: (224) [system] get_char((0x55fbb4538270), t)
   Exit: (224) [system] get_char((0x55fbb4538270), t)
   Call: (224) [system] t=(\)
   Fail: (224) [system] t=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _1920760)
   Call: (225) [system] peek_char((0x55fbb4538270), _1921694)
   Exit: (225) [system] peek_char((0x55fbb4538270), i)
^  Call: (225) [user] is_delimiter(i)
   Call: (226) [system] char_type(i, space)
   Fail: (226) [system] char_type(i, space)
   Call: (226) [system] arg(_1926414, v('(', ')', end_of_file), i)
   Fail: (226) [system] arg(_1927346, v('(', ')', end_of_file), i)
^  Fail: (225) [user] is_delimiter(i)
   Call: (225) [system] ')'==i
   Fail: (225) [system] ')'==i
   Call: (225) [system] get_char((0x55fbb4538270), i)
   Exit: (225) [system] get_char((0x55fbb4538270), i)
   Call: (225) [system] i=(\)
   Fail: (225) [system] i=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _1934696)
   Call: (226) [system] peek_char((0x55fbb4538270), _1935630)
   Exit: (226) [system] peek_char((0x55fbb4538270), o)
^  Call: (226) [user] is_delimiter(o)
   Call: (227) [system] char_type(o, space)
   Fail: (227) [system] char_type(o, space)
   Call: (227) [system] arg(_1940350, v('(', ')', end_of_file), o)
   Fail: (227) [system] arg(_1941282, v('(', ')', end_of_file), o)
^  Fail: (226) [user] is_delimiter(o)
   Call: (226) [system] ')'==o
   Fail: (226) [system] ')'==o
   Call: (226) [system] get_char((0x55fbb4538270), o)
   Exit: (226) [system] get_char((0x55fbb4538270), o)
   Call: (226) [system] o=(\)
   Fail: (226) [system] o=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _1948632)
   Call: (227) [system] peek_char((0x55fbb4538270), _1949566)
   Exit: (227) [system] peek_char((0x55fbb4538270), n)
^  Call: (227) [user] is_delimiter(n)
   Call: (228) [system] char_type(n, space)
   Fail: (228) [system] char_type(n, space)
   Call: (228) [system] arg(_1954286, v('(', ')', end_of_file), n)
   Fail: (228) [system] arg(_1955218, v('(', ')', end_of_file), n)
^  Fail: (227) [user] is_delimiter(n)
   Call: (227) [system] ')'==n
   Fail: (227) [system] ')'==n
   Call: (227) [system] get_char((0x55fbb4538270), n)
   Exit: (227) [system] get_char((0x55fbb4538270), n)
   Call: (227) [system] n=(\)
   Fail: (227) [system] n=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _1962568)
   Call: (228) [system] peek_char((0x55fbb4538270), _1963502)
   Exit: (228) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (228) [user] is_delimiter(' ')
   Call: (229) [system] char_type(' ', space)
   Exit: (229) [system] char_type(' ', space)
^  Exit: (228) [user] is_delimiter(' ')
   Call: (228) [system] _1962568=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (227) [system] _1948632=[n]
   Exit: (227) [system] [n]=[n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (226) [system] _1934696=[o, n]
   Exit: (226) [system] [o, n]=[o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (225) [system] _1920760=[i, o, n]
   Exit: (225) [system] [i, o, n]=[i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (224) [system] _1906824=[t, i, o, n]
   Exit: (224) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (223) [system] _1892888=[a, t, i, o, n]
   Exit: (223) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (222) [system] _1878952=[c, a, t, i, o, n]
   Exit: (222) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (221) [system] _1865016=[i, c, a, t, i, o, n]
   Exit: (221) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (220) [system] _1851080=[l, i, c, a, t, i, o, n]
   Exit: (220) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (219) [system] _1837144=[p, l, i, c, a, t, i, o, n]
   Exit: (219) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (218) [system] _1823208=[m, p, l, i, c, a, t, i, o, n]
   Exit: (218) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (217) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _1787698)
^  Call: (218) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _2000726)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_2001678, _2001680), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _2000726), _2001660, fail)), '$restore_trace'(_2001678, _2001680))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_2001678, _2001680))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _2000726), _2001660, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(_2000726)
   Fail: (219) [system] atomic(_2000726)
   Call: (219) [system] atom_chars(_2000726, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (219) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (218) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (218) [system] integer('Implication')
   Fail: (218) [system] integer('Implication')
   Call: (218) [system] _1787698='Implication'
   Exit: (218) [system] 'Implication'='Implication'
^  Exit: (217) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (216) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (215) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (215) [user] read_list(')', (0x55fbb4538270), _2015676)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _2017534)
   Exit: (217) [system] peek_char((0x55fbb4538270), ' ')
   Call: (217) [system] ' '=(;)
   Fail: (217) [system] ' '=(;)
   Call: (217) [system] ' '=(/)
   Fail: (217) [system] ' '=(/)
^  Call: (217) [user] is_like_space(' ')
   Call: (218) [system] char_type(' ', 'white')
   Exit: (218) [system] char_type(' ', 'white')
^  Exit: (217) [user] is_like_space(' ')
   Call: (217) [system] get_char((0x55fbb4538270), _2027128)
   Exit: (217) [system] get_char((0x55fbb4538270), ' ')
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _2029832)
   Exit: (218) [system] peek_char((0x55fbb4538270), '(')
   Call: (218) [system] '('=(;)
   Fail: (218) [system] '('=(;)
   Call: (218) [system] '('=(/)
   Fail: (218) [system] '('=(/)
^  Call: (218) [user] is_like_space('(')
   Call: (219) [system] char_type('(', 'white')
   Fail: (219) [system] char_type('(', 'white')
   Call: (219) [system] char_type('(', end_of_line)
   Fail: (219) [system] char_type('(', end_of_line)
   Call: (219) [system] char_type('(', space)
   Fail: (219) [system] char_type('(', space)
   Call: (219) [system] char_type('(', cntrl)
   Fail: (219) [system] char_type('(', cntrl)
^  Fail: (218) [user] is_like_space('(')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _2046766)
   Exit: (216) [system] peek_char((0x55fbb4538270), '(')
   Call: (216) [system] '('=')'
   Fail: (216) [system] '('=')'
   Call: (216) [system] '('=end_of_file
   Fail: (216) [system] '('=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55fbb4538270), _2052336)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _2054194)
   Exit: (218) [system] peek_char((0x55fbb4538270), '(')
   Call: (218) [system] '('=(;)
   Fail: (218) [system] '('=(;)
   Call: (218) [system] '('=(/)
   Fail: (218) [system] '('=(/)
^  Call: (218) [user] is_like_space('(')
   Call: (219) [system] char_type('(', 'white')
   Fail: (219) [system] char_type('(', 'white')
   Call: (219) [system] char_type('(', end_of_line)
   Fail: (219) [system] char_type('(', end_of_line)
   Call: (219) [system] char_type('(', space)
   Fail: (219) [system] char_type('(', space)
   Call: (219) [system] char_type('(', cntrl)
   Fail: (219) [system] char_type('(', cntrl)
^  Fail: (218) [user] is_like_space('(')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] get_char((0x55fbb4538270), _2070204)
   Exit: (217) [system] get_char((0x55fbb4538270), '(')
   Call: (217) [system] '('='('
   Exit: (217) [system] '('='('
^  Call: (217) [user] read_list(')', (0x55fbb4538270), _2052336)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _2075774)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'A')
   Call: (219) [system] 'A'=(;)
   Fail: (219) [system] 'A'=(;)
   Call: (219) [system] 'A'=(/)
   Fail: (219) [system] 'A'=(/)
^  Call: (219) [user] is_like_space('A')
   Call: (220) [system] char_type('A', 'white')
   Fail: (220) [system] char_type('A', 'white')
   Call: (220) [system] char_type('A', end_of_line)
   Fail: (220) [system] char_type('A', end_of_line)
   Call: (220) [system] char_type('A', space)
   Fail: (220) [system] char_type('A', space)
   Call: (220) [system] char_type('A', cntrl)
   Fail: (220) [system] char_type('A', cntrl)
^  Fail: (219) [user] is_like_space('A')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _2091784)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'A')
   Call: (218) [system] 'A'=')'
   Fail: (218) [system] 'A'=')'
   Call: (218) [system] 'A'=end_of_file
   Fail: (218) [system] 'A'=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55fbb4538270), _5514)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _7372)
   Exit: (220) [system] peek_char((0x55fbb4538270), 'A')
   Call: (220) [system] 'A'=(;)
   Fail: (220) [system] 'A'=(;)
   Call: (220) [system] 'A'=(/)
   Fail: (220) [system] 'A'=(/)
^  Call: (220) [user] is_like_space('A')
   Call: (221) [system] char_type('A', 'white')
   Fail: (221) [system] char_type('A', 'white')
   Call: (221) [system] char_type('A', end_of_line)
   Fail: (221) [system] char_type('A', end_of_line)
   Call: (221) [system] char_type('A', space)
   Fail: (221) [system] char_type('A', space)
   Call: (221) [system] char_type('A', cntrl)
   Fail: (221) [system] char_type('A', cntrl)
^  Fail: (220) [user] is_like_space('A')
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] get_char((0x55fbb4538270), _23382)
   Exit: (219) [system] get_char((0x55fbb4538270), 'A')
   Call: (219) [system] 'A'='('
   Fail: (219) [system] 'A'='('
   Call: (219) [system] 'A'='['
   Fail: (219) [system] 'A'='['
   Call: (219) [system] 'A'='{'
   Fail: (219) [system] 'A'='{'
   Call: (219) [system] 'A'='"'
   Fail: (219) [system] 'A'='"'
   Call: (219) [system] 'A'=!
   Fail: (219) [system] 'A'=!
   Call: (219) [system] 'A'='\''
   Fail: (219) [system] 'A'='\''
   Call: (219) [system] 'A'='`'
   Fail: (219) [system] 'A'='`'
   Call: (219) [system] 'A'=end_of_file
   Fail: (219) [system] 'A'=end_of_file
^  Call: (219) [user] read_symbolic(')', (0x55fbb4538270), 'A', _5514)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _41024)
   Call: (221) [system] peek_char((0x55fbb4538270), _41958)
   Exit: (221) [system] peek_char((0x55fbb4538270), n)
^  Call: (221) [user] is_delimiter(n)
   Call: (222) [system] char_type(n, space)
   Fail: (222) [system] char_type(n, space)
   Call: (222) [system] arg(_46678, v('(', ')', end_of_file), n)
   Fail: (222) [system] arg(_47610, v('(', ')', end_of_file), n)
^  Fail: (221) [user] is_delimiter(n)
   Call: (221) [system] ')'==n
   Fail: (221) [system] ')'==n
   Call: (221) [system] get_char((0x55fbb4538270), n)
   Exit: (221) [system] get_char((0x55fbb4538270), n)
   Call: (221) [system] n=(\)
   Fail: (221) [system] n=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _54960)
   Call: (222) [system] peek_char((0x55fbb4538270), _55894)
   Exit: (222) [system] peek_char((0x55fbb4538270), d)
^  Call: (222) [user] is_delimiter(d)
   Call: (223) [system] char_type(d, space)
   Fail: (223) [system] char_type(d, space)
   Call: (223) [system] arg(_60614, v('(', ')', end_of_file), d)
   Fail: (223) [system] arg(_61546, v('(', ')', end_of_file), d)
^  Fail: (222) [user] is_delimiter(d)
   Call: (222) [system] ')'==d
   Fail: (222) [system] ')'==d
   Call: (222) [system] get_char((0x55fbb4538270), d)
   Exit: (222) [system] get_char((0x55fbb4538270), d)
   Call: (222) [system] d=(\)
   Fail: (222) [system] d=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _68896)
   Call: (223) [system] peek_char((0x55fbb4538270), _69830)
   Exit: (223) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (223) [user] is_delimiter('L')
   Call: (224) [system] char_type('L', space)
   Fail: (224) [system] char_type('L', space)
   Call: (224) [system] arg(_74550, v('(', ')', end_of_file), 'L')
   Fail: (224) [system] arg(_75482, v('(', ')', end_of_file), 'L')
^  Fail: (223) [user] is_delimiter('L')
   Call: (223) [system] ')'=='L'
   Fail: (223) [system] ')'=='L'
   Call: (223) [system] get_char((0x55fbb4538270), 'L')
   Exit: (223) [system] get_char((0x55fbb4538270), 'L')
   Call: (223) [system] 'L'=(\)
   Fail: (223) [system] 'L'=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _82832)
   Call: (224) [system] peek_char((0x55fbb4538270), _83766)
   Exit: (224) [system] peek_char((0x55fbb4538270), i)
^  Call: (224) [user] is_delimiter(i)
   Call: (225) [system] char_type(i, space)
   Fail: (225) [system] char_type(i, space)
   Call: (225) [system] arg(_88486, v('(', ')', end_of_file), i)
   Fail: (225) [system] arg(_89418, v('(', ')', end_of_file), i)
^  Fail: (224) [user] is_delimiter(i)
   Call: (224) [system] ')'==i
   Fail: (224) [system] ')'==i
   Call: (224) [system] get_char((0x55fbb4538270), i)
   Exit: (224) [system] get_char((0x55fbb4538270), i)
   Call: (224) [system] i=(\)
   Fail: (224) [system] i=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _96768)
   Call: (225) [system] peek_char((0x55fbb4538270), _97702)
   Exit: (225) [system] peek_char((0x55fbb4538270), n)
^  Call: (225) [user] is_delimiter(n)
   Call: (226) [system] char_type(n, space)
   Fail: (226) [system] char_type(n, space)
   Call: (226) [system] arg(_102422, v('(', ')', end_of_file), n)
   Fail: (226) [system] arg(_103354, v('(', ')', end_of_file), n)
^  Fail: (225) [user] is_delimiter(n)
   Call: (225) [system] ')'==n
   Fail: (225) [system] ')'==n
   Call: (225) [system] get_char((0x55fbb4538270), n)
   Exit: (225) [system] get_char((0x55fbb4538270), n)
   Call: (225) [system] n=(\)
   Fail: (225) [system] n=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _110704)
   Call: (226) [system] peek_char((0x55fbb4538270), _111638)
   Exit: (226) [system] peek_char((0x55fbb4538270), k)
^  Call: (226) [user] is_delimiter(k)
   Call: (227) [system] char_type(k, space)
   Fail: (227) [system] char_type(k, space)
   Call: (227) [system] arg(_116358, v('(', ')', end_of_file), k)
   Fail: (227) [system] arg(_117290, v('(', ')', end_of_file), k)
^  Fail: (226) [user] is_delimiter(k)
   Call: (226) [system] ')'==k
   Fail: (226) [system] ')'==k
   Call: (226) [system] get_char((0x55fbb4538270), k)
   Exit: (226) [system] get_char((0x55fbb4538270), k)
   Call: (226) [system] k=(\)
   Fail: (226) [system] k=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _124640)
   Call: (227) [system] peek_char((0x55fbb4538270), _125574)
   Exit: (227) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (227) [user] is_delimiter(' ')
   Call: (228) [system] char_type(' ', space)
   Exit: (228) [system] char_type(' ', space)
^  Exit: (227) [user] is_delimiter(' ')
   Call: (227) [system] _124640=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (226) [system] _110704=[k]
   Exit: (226) [system] [k]=[k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (225) [system] _96768=[n, k]
   Exit: (225) [system] [n, k]=[n, k]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (224) [system] _82832=[i, n, k]
   Exit: (224) [system] [i, n, k]=[i, n, k]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (223) [system] _68896=['L', i, n, k]
   Exit: (223) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (222) [system] _54960=[d, 'L', i, n, k]
   Exit: (222) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (221) [system] _41024=[n, d, 'L', i, n, k]
   Exit: (221) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (220) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _5514)
^  Call: (221) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _151622)
^  Call: (223) [system] setup_call_cleanup('$notrace'(_152574, _152576), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _151622), _152556, fail)), '$restore_trace'(_152574, _152576))
^  Call: (224) [system] sig_atomic(system:'$notrace'(_152574, _152576))
^  Exit: (223) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _151622), _152556, fail)), system:'$restore_trace'(3, -1))
   Call: (222) [system] atomic(_151622)
   Fail: (222) [system] atomic(_151622)
   Call: (222) [system] atom_chars(_151622, ['A', n, d, 'L', i, n, k])
   Exit: (222) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (221) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (221) [system] integer('AndLink')
   Fail: (221) [system] integer('AndLink')
   Call: (221) [system] _5514='AndLink'
   Exit: (221) [system] 'AndLink'='AndLink'
^  Exit: (220) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (219) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (218) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (218) [user] read_list(')', (0x55fbb4538270), _166572)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _168430)
   Exit: (220) [system] peek_char((0x55fbb4538270), ' ')
   Call: (220) [system] ' '=(;)
   Fail: (220) [system] ' '=(;)
   Call: (220) [system] ' '=(/)
   Fail: (220) [system] ' '=(/)
^  Call: (220) [user] is_like_space(' ')
   Call: (221) [system] char_type(' ', 'white')
   Exit: (221) [system] char_type(' ', 'white')
^  Exit: (220) [user] is_like_space(' ')
   Call: (220) [system] get_char((0x55fbb4538270), _178024)
   Exit: (220) [system] get_char((0x55fbb4538270), ' ')
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _180728)
   Exit: (221) [system] peek_char((0x55fbb4538270), 'A')
   Call: (221) [system] 'A'=(;)
   Fail: (221) [system] 'A'=(;)
   Call: (221) [system] 'A'=(/)
   Fail: (221) [system] 'A'=(/)
^  Call: (221) [user] is_like_space('A')
   Call: (222) [system] char_type('A', 'white')
   Fail: (222) [system] char_type('A', 'white')
   Call: (222) [system] char_type('A', end_of_line)
   Fail: (222) [system] char_type('A', end_of_line)
   Call: (222) [system] char_type('A', space)
   Fail: (222) [system] char_type('A', space)
   Call: (222) [system] char_type('A', cntrl)
   Fail: (222) [system] char_type('A', cntrl)
^  Fail: (221) [user] is_like_space('A')
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _197662)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'A')
   Call: (219) [system] 'A'=')'
   Fail: (219) [system] 'A'=')'
   Call: (219) [system] 'A'=end_of_file
   Fail: (219) [system] 'A'=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55fbb4538270), _203232)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _205090)
   Exit: (221) [system] peek_char((0x55fbb4538270), 'A')
   Call: (221) [system] 'A'=(;)
   Fail: (221) [system] 'A'=(;)
   Call: (221) [system] 'A'=(/)
   Fail: (221) [system] 'A'=(/)
^  Call: (221) [user] is_like_space('A')
   Call: (222) [system] char_type('A', 'white')
   Fail: (222) [system] char_type('A', 'white')
   Call: (222) [system] char_type('A', end_of_line)
   Fail: (222) [system] char_type('A', end_of_line)
   Call: (222) [system] char_type('A', space)
   Fail: (222) [system] char_type('A', space)
   Call: (222) [system] char_type('A', cntrl)
   Fail: (222) [system] char_type('A', cntrl)
^  Fail: (221) [user] is_like_space('A')
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] get_char((0x55fbb4538270), _221100)
   Exit: (220) [system] get_char((0x55fbb4538270), 'A')
   Call: (220) [system] 'A'='('
   Fail: (220) [system] 'A'='('
   Call: (220) [system] 'A'='['
   Fail: (220) [system] 'A'='['
   Call: (220) [system] 'A'='{'
   Fail: (220) [system] 'A'='{'
   Call: (220) [system] 'A'='"'
   Fail: (220) [system] 'A'='"'
   Call: (220) [system] 'A'=!
   Fail: (220) [system] 'A'=!
   Call: (220) [system] 'A'='\''
   Fail: (220) [system] 'A'='\''
   Call: (220) [system] 'A'='`'
   Fail: (220) [system] 'A'='`'
   Call: (220) [system] 'A'=end_of_file
   Fail: (220) [system] 'A'=end_of_file
^  Call: (220) [user] read_symbolic(')', (0x55fbb4538270), 'A', _203232)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _238742)
   Call: (222) [system] peek_char((0x55fbb4538270), _239676)
   Exit: (222) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (222) [user] is_delimiter(' ')
   Call: (223) [system] char_type(' ', space)
   Exit: (223) [system] char_type(' ', space)
^  Exit: (222) [user] is_delimiter(' ')
   Call: (222) [system] _238742=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (221) [user] classify_and_convert_charseq(['A'], _203232)
^  Call: (222) [user] classify_and_convert_charseq_(['A'], _248960)
^  Call: (224) [system] setup_call_cleanup('$notrace'(_249912, _249914), once(user:catch(read_from_chars(['A'], _248960), _249894, fail)), '$restore_trace'(_249912, _249914))
^  Call: (225) [system] sig_atomic(system:'$notrace'(_249912, _249914))
^  Exit: (224) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _248960), _249894, fail)), system:'$restore_trace'(3, -1))
   Call: (223) [system] atomic(_248960)
   Fail: (223) [system] atomic(_248960)
   Call: (223) [system] atom_chars(_248960, ['A'])
   Exit: (223) [system] atom_chars('A', ['A'])
^  Exit: (222) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (222) [system] integer('A')
   Fail: (222) [system] integer('A')
   Call: (222) [system] _203232='A'
   Exit: (222) [system] 'A'='A'
^  Exit: (221) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (220) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (219) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (219) [user] read_list(')', (0x55fbb4538270), _263910)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _265768)
   Exit: (221) [system] peek_char((0x55fbb4538270), ' ')
   Call: (221) [system] ' '=(;)
   Fail: (221) [system] ' '=(;)
   Call: (221) [system] ' '=(/)
   Fail: (221) [system] ' '=(/)
^  Call: (221) [user] is_like_space(' ')
   Call: (222) [system] char_type(' ', 'white')
   Exit: (222) [system] char_type(' ', 'white')
^  Exit: (221) [user] is_like_space(' ')
   Call: (221) [system] get_char((0x55fbb4538270), _275362)
   Exit: (221) [system] get_char((0x55fbb4538270), ' ')
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _278066)
   Exit: (222) [system] peek_char((0x55fbb4538270), 'B')
   Call: (222) [system] 'B'=(;)
   Fail: (222) [system] 'B'=(;)
   Call: (222) [system] 'B'=(/)
   Fail: (222) [system] 'B'=(/)
^  Call: (222) [user] is_like_space('B')
   Call: (223) [system] char_type('B', 'white')
   Fail: (223) [system] char_type('B', 'white')
   Call: (223) [system] char_type('B', end_of_line)
   Fail: (223) [system] char_type('B', end_of_line)
   Call: (223) [system] char_type('B', space)
   Fail: (223) [system] char_type('B', space)
   Call: (223) [system] char_type('B', cntrl)
   Fail: (223) [system] char_type('B', cntrl)
^  Fail: (222) [user] is_like_space('B')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _295000)
   Exit: (220) [system] peek_char((0x55fbb4538270), 'B')
   Call: (220) [system] 'B'=')'
   Fail: (220) [system] 'B'=')'
   Call: (220) [system] 'B'=end_of_file
   Fail: (220) [system] 'B'=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55fbb4538270), _300570)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _302428)
   Exit: (222) [system] peek_char((0x55fbb4538270), 'B')
   Call: (222) [system] 'B'=(;)
   Fail: (222) [system] 'B'=(;)
   Call: (222) [system] 'B'=(/)
   Fail: (222) [system] 'B'=(/)
^  Call: (222) [user] is_like_space('B')
   Call: (223) [system] char_type('B', 'white')
   Fail: (223) [system] char_type('B', 'white')
   Call: (223) [system] char_type('B', end_of_line)
   Fail: (223) [system] char_type('B', end_of_line)
   Call: (223) [system] char_type('B', space)
   Fail: (223) [system] char_type('B', space)
   Call: (223) [system] char_type('B', cntrl)
   Fail: (223) [system] char_type('B', cntrl)
^  Fail: (222) [user] is_like_space('B')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] get_char((0x55fbb4538270), _318438)
   Exit: (221) [system] get_char((0x55fbb4538270), 'B')
   Call: (221) [system] 'B'='('
   Fail: (221) [system] 'B'='('
   Call: (221) [system] 'B'='['
   Fail: (221) [system] 'B'='['
   Call: (221) [system] 'B'='{'
   Fail: (221) [system] 'B'='{'
   Call: (221) [system] 'B'='"'
   Fail: (221) [system] 'B'='"'
   Call: (221) [system] 'B'=!
   Fail: (221) [system] 'B'=!
   Call: (221) [system] 'B'='\''
   Fail: (221) [system] 'B'='\''
   Call: (221) [system] 'B'='`'
   Fail: (221) [system] 'B'='`'
   Call: (221) [system] 'B'=end_of_file
   Fail: (221) [system] 'B'=end_of_file
^  Call: (221) [user] read_symbolic(')', (0x55fbb4538270), 'B', _300570)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _336080)
   Call: (223) [system] peek_char((0x55fbb4538270), _337014)
   Exit: (223) [system] peek_char((0x55fbb4538270), ')')
^  Call: (223) [user] is_delimiter(')')
   Call: (224) [system] char_type(')', space)
   Fail: (224) [system] char_type(')', space)
   Call: (224) [system] arg(_341734, v('(', ')', end_of_file), ')')
   Exit: (224) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (223) [user] is_delimiter(')')
   Call: (223) [system] _336080=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (222) [user] classify_and_convert_charseq(['B'], _300570)
^  Call: (223) [user] classify_and_convert_charseq_(['B'], _348170)
^  Call: (225) [system] setup_call_cleanup('$notrace'(_349122, _349124), once(user:catch(read_from_chars(['B'], _348170), _349104, fail)), '$restore_trace'(_349122, _349124))
^  Call: (226) [system] sig_atomic(system:'$notrace'(_349122, _349124))
^  Exit: (225) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _348170), _349104, fail)), system:'$restore_trace'(3, -1))
   Call: (224) [system] atomic(_348170)
   Fail: (224) [system] atomic(_348170)
   Call: (224) [system] atom_chars(_348170, ['B'])
   Exit: (224) [system] atom_chars('B', ['B'])
^  Exit: (223) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (223) [system] integer('B')
   Fail: (223) [system] integer('B')
   Call: (223) [system] _300570='B'
   Exit: (223) [system] 'B'='B'
^  Exit: (222) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (221) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (220) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (220) [user] read_list(')', (0x55fbb4538270), _363120)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _364978)
   Exit: (222) [system] peek_char((0x55fbb4538270), ')')
   Call: (222) [system] ')'=(;)
   Fail: (222) [system] ')'=(;)
   Call: (222) [system] ')'=(/)
   Fail: (222) [system] ')'=(/)
^  Call: (222) [user] is_like_space(')')
   Call: (223) [system] char_type(')', 'white')
   Fail: (223) [system] char_type(')', 'white')
   Call: (223) [system] char_type(')', end_of_line)
   Fail: (223) [system] char_type(')', end_of_line)
   Call: (223) [system] char_type(')', space)
   Fail: (223) [system] char_type(')', space)
   Call: (223) [system] char_type(')', cntrl)
   Fail: (223) [system] char_type(')', cntrl)
^  Fail: (222) [user] is_like_space(')')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _380988)
   Exit: (221) [system] peek_char((0x55fbb4538270), ')')
   Call: (221) [system] ')'=')'
   Exit: (221) [system] ')'=')'
   Call: (221) [system] get_char((0x55fbb4538270), _384778)
   Exit: (221) [system] get_char((0x55fbb4538270), ')')
   Call: (221) [system] _363120=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_list(')', (0x55fbb4538270), [])
   Call: (220) [system] _263910=['B']
   Exit: (220) [system] ['B']=['B']
^  Exit: (219) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (219) [system] _166572=['A', 'B']
   Exit: (219) [system] ['A', 'B']=['A', 'B']
^  Exit: (218) [user] read_list(')', (0x55fbb4538270), ['A', 'B'])
   Call: (218) [system] _4910=['AndLink', 'A', 'B']
   Exit: (218) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (217) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Exit: (216) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Call: (216) [user] read_list(')', (0x55fbb4538270), _398660)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _400518)
   Exit: (218) [system] peek_char((0x55fbb4538270), ' ')
   Call: (218) [system] ' '=(;)
   Fail: (218) [system] ' '=(;)
   Call: (218) [system] ' '=(/)
   Fail: (218) [system] ' '=(/)
^  Call: (218) [user] is_like_space(' ')
   Call: (219) [system] char_type(' ', 'white')
   Exit: (219) [system] char_type(' ', 'white')
^  Exit: (218) [user] is_like_space(' ')
   Call: (218) [system] get_char((0x55fbb4538270), _410112)
   Exit: (218) [system] get_char((0x55fbb4538270), ' ')
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _412816)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'C')
   Call: (219) [system] 'C'=(;)
   Fail: (219) [system] 'C'=(;)
   Call: (219) [system] 'C'=(/)
   Fail: (219) [system] 'C'=(/)
^  Call: (219) [user] is_like_space('C')
   Call: (220) [system] char_type('C', 'white')
   Fail: (220) [system] char_type('C', 'white')
   Call: (220) [system] char_type('C', end_of_line)
   Fail: (220) [system] char_type('C', end_of_line)
   Call: (220) [system] char_type('C', space)
   Fail: (220) [system] char_type('C', space)
   Call: (220) [system] char_type('C', cntrl)
   Fail: (220) [system] char_type('C', cntrl)
^  Fail: (219) [user] is_like_space('C')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _429750)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'C')
   Call: (217) [system] 'C'=')'
   Fail: (217) [system] 'C'=')'
   Call: (217) [system] 'C'=end_of_file
   Fail: (217) [system] 'C'=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55fbb4538270), _435320)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _437178)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'C')
   Call: (219) [system] 'C'=(;)
   Fail: (219) [system] 'C'=(;)
   Call: (219) [system] 'C'=(/)
   Fail: (219) [system] 'C'=(/)
^  Call: (219) [user] is_like_space('C')
   Call: (220) [system] char_type('C', 'white')
   Fail: (220) [system] char_type('C', 'white')
   Call: (220) [system] char_type('C', end_of_line)
   Fail: (220) [system] char_type('C', end_of_line)
   Call: (220) [system] char_type('C', space)
   Fail: (220) [system] char_type('C', space)
   Call: (220) [system] char_type('C', cntrl)
   Fail: (220) [system] char_type('C', cntrl)
^  Fail: (219) [user] is_like_space('C')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] get_char((0x55fbb4538270), _453188)
   Exit: (218) [system] get_char((0x55fbb4538270), 'C')
   Call: (218) [system] 'C'='('
   Fail: (218) [system] 'C'='('
   Call: (218) [system] 'C'='['
   Fail: (218) [system] 'C'='['
   Call: (218) [system] 'C'='{'
   Fail: (218) [system] 'C'='{'
   Call: (218) [system] 'C'='"'
   Fail: (218) [system] 'C'='"'
   Call: (218) [system] 'C'=!
   Fail: (218) [system] 'C'=!
   Call: (218) [system] 'C'='\''
   Fail: (218) [system] 'C'='\''
   Call: (218) [system] 'C'='`'
   Fail: (218) [system] 'C'='`'
   Call: (218) [system] 'C'=end_of_file
   Fail: (218) [system] 'C'=end_of_file
^  Call: (218) [user] read_symbolic(')', (0x55fbb4538270), 'C', _435320)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _470830)
   Call: (220) [system] peek_char((0x55fbb4538270), _471764)
   Exit: (220) [system] peek_char((0x55fbb4538270), ')')
^  Call: (220) [user] is_delimiter(')')
   Call: (221) [system] char_type(')', space)
   Fail: (221) [system] char_type(')', space)
   Call: (221) [system] arg(_476484, v('(', ')', end_of_file), ')')
   Exit: (221) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (220) [user] is_delimiter(')')
   Call: (220) [system] _470830=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (219) [user] classify_and_convert_charseq(['C'], _435320)
^  Call: (220) [user] classify_and_convert_charseq_(['C'], _482920)
^  Call: (222) [system] setup_call_cleanup('$notrace'(_483872, _483874), once(user:catch(read_from_chars(['C'], _482920), _483854, fail)), '$restore_trace'(_483872, _483874))
^  Call: (223) [system] sig_atomic(system:'$notrace'(_483872, _483874))
^  Exit: (222) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _482920), _483854, fail)), system:'$restore_trace'(3, -1))
   Call: (221) [system] atomic(_482920)
   Fail: (221) [system] atomic(_482920)
   Call: (221) [system] atom_chars(_482920, ['C'])
   Exit: (221) [system] atom_chars('C', ['C'])
^  Exit: (220) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (220) [system] integer('C')
   Fail: (220) [system] integer('C')
   Call: (220) [system] _435320='C'
   Exit: (220) [system] 'C'='C'
^  Exit: (219) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (218) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (217) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (217) [user] read_list(')', (0x55fbb4538270), _497870)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _499728)
   Exit: (219) [system] peek_char((0x55fbb4538270), ')')
   Call: (219) [system] ')'=(;)
   Fail: (219) [system] ')'=(;)
   Call: (219) [system] ')'=(/)
   Fail: (219) [system] ')'=(/)
^  Call: (219) [user] is_like_space(')')
   Call: (220) [system] char_type(')', 'white')
   Fail: (220) [system] char_type(')', 'white')
   Call: (220) [system] char_type(')', end_of_line)
   Fail: (220) [system] char_type(')', end_of_line)
   Call: (220) [system] char_type(')', space)
   Fail: (220) [system] char_type(')', space)
   Call: (220) [system] char_type(')', cntrl)
   Fail: (220) [system] char_type(')', cntrl)
^  Fail: (219) [user] is_like_space(')')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _515738)
   Exit: (218) [system] peek_char((0x55fbb4538270), ')')
   Call: (218) [system] ')'=')'
   Exit: (218) [system] ')'=')'
   Call: (218) [system] get_char((0x55fbb4538270), _519528)
   Exit: (218) [system] get_char((0x55fbb4538270), ')')
   Call: (218) [system] _497870=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_list(')', (0x55fbb4538270), [])
   Call: (217) [system] _398660=['C']
   Exit: (217) [system] ['C']=['C']
^  Exit: (216) [user] read_list(')', (0x55fbb4538270), ['C'])
   Call: (216) [system] _4906=[['AndLink', 'A', 'B'], 'C']
   Exit: (216) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (215) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'A', 'B'], 'C'])
   Call: (215) [system] _4898=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (215) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (214) [user] read_list(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (213) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (213) [user] read_list(')', (0x55fbb4538270), _533410)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _535268)
   Exit: (215) [system] peek_char((0x55fbb4538270), ')')
   Call: (215) [system] ')'=(;)
   Fail: (215) [system] ')'=(;)
   Call: (215) [system] ')'=(/)
   Fail: (215) [system] ')'=(/)
^  Call: (215) [user] is_like_space(')')
   Call: (216) [system] char_type(')', 'white')
   Fail: (216) [system] char_type(')', 'white')
   Call: (216) [system] char_type(')', end_of_line)
   Fail: (216) [system] char_type(')', end_of_line)
   Call: (216) [system] char_type(')', space)
   Fail: (216) [system] char_type(')', space)
   Call: (216) [system] char_type(')', cntrl)
   Fail: (216) [system] char_type(')', cntrl)
^  Fail: (215) [user] is_like_space(')')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _551278)
   Exit: (214) [system] peek_char((0x55fbb4538270), ')')
   Call: (214) [system] ')'=')'
   Exit: (214) [system] ')'=')'
   Call: (214) [system] get_char((0x55fbb4538270), _555068)
   Exit: (214) [system] get_char((0x55fbb4538270), ')')
   Call: (214) [system] _533410=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_list(')', (0x55fbb4538270), [])
   Call: (213) [system] _4894=[['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (213) [system] [['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (212) [user] read_list(')', (0x55fbb4538270), [['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (212) [system] _4888=['B', ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (212) [system] ['B', ['Implication', ['AndLink', 'A', 'B'], 'C']]=['B', ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), ['B', ['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (211) [system] _4880=['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (211) [system] ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]=['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Exit: (209) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _568950)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _570808)
   Exit: (211) [system] peek_char((0x55fbb4538270), ')')
   Call: (211) [system] ')'=(;)
   Fail: (211) [system] ')'=(;)
   Call: (211) [system] ')'=(/)
   Fail: (211) [system] ')'=(/)
^  Call: (211) [user] is_like_space(')')
   Call: (212) [system] char_type(')', 'white')
   Fail: (212) [system] char_type(')', 'white')
   Call: (212) [system] char_type(')', end_of_line)
   Fail: (212) [system] char_type(')', end_of_line)
   Call: (212) [system] char_type(')', space)
   Fail: (212) [system] char_type(')', space)
   Call: (212) [system] char_type(')', cntrl)
   Fail: (212) [system] char_type(')', cntrl)
^  Fail: (211) [user] is_like_space(')')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _586818)
   Exit: (210) [system] peek_char((0x55fbb4538270), ')')
   Call: (210) [system] ')'=')'
   Exit: (210) [system] ')'=')'
   Call: (210) [system] get_char((0x55fbb4538270), _590608)
   Exit: (210) [system] get_char((0x55fbb4538270), ')')
   Call: (210) [system] _568950=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), [])
   Call: (209) [system] _4876=[['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (209) [system] [['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (208) [system] _4852=[['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (208) [system] [['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), [['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (207) [system] _4844=[:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (207) [system] [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Exit: (205) [user] cont_sexpr(')', (0x55fbb4538270), [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Call: (205) [user] read_list(')', (0x55fbb4538270), _604490)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _606348)
   Exit: (207) [system] peek_char((0x55fbb4538270), '\n')
   Call: (207) [system] '\n'=(;)
   Fail: (207) [system] '\n'=(;)
   Call: (207) [system] '\n'=(/)
   Fail: (207) [system] '\n'=(/)
^  Call: (207) [user] is_like_space('\n')
   Call: (208) [system] char_type('\n', 'white')
   Fail: (208) [system] char_type('\n', 'white')
   Call: (208) [system] char_type('\n', end_of_line)
   Exit: (208) [system] char_type('\n', end_of_line)
^  Exit: (207) [user] is_like_space('\n')
   Call: (207) [system] get_char((0x55fbb4538270), _617798)
   Exit: (207) [system] get_char((0x55fbb4538270), '\n')
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _620502)
   Exit: (208) [system] peek_char((0x55fbb4538270), '\t')
   Call: (208) [system] '\t'=(;)
   Fail: (208) [system] '\t'=(;)
   Call: (208) [system] '\t'=(/)
   Fail: (208) [system] '\t'=(/)
^  Call: (208) [user] is_like_space('\t')
   Call: (209) [system] char_type('\t', 'white')
   Exit: (209) [system] char_type('\t', 'white')
^  Exit: (208) [user] is_like_space('\t')
   Call: (208) [system] get_char((0x55fbb4538270), _630096)
   Exit: (208) [system] get_char((0x55fbb4538270), '\t')
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _632800)
   Exit: (209) [system] peek_char((0x55fbb4538270), '\t')
   Call: (209) [system] '\t'=(;)
   Fail: (209) [system] '\t'=(;)
   Call: (209) [system] '\t'=(/)
   Fail: (209) [system] '\t'=(/)
^  Call: (209) [user] is_like_space('\t')
   Call: (210) [system] char_type('\t', 'white')
   Exit: (210) [system] char_type('\t', 'white')
^  Exit: (209) [user] is_like_space('\t')
   Call: (209) [system] get_char((0x55fbb4538270), _642394)
   Exit: (209) [system] get_char((0x55fbb4538270), '\t')
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _645098)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
   Call: (210) [system] ' '=(/)
   Fail: (210) [system] ' '=(/)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55fbb4538270), _654692)
   Exit: (210) [system] get_char((0x55fbb4538270), ' ')
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _657396)
   Exit: (211) [system] peek_char((0x55fbb4538270), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
   Call: (211) [system] '('=(/)
   Fail: (211) [system] '('=(/)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _677102)
   Exit: (206) [system] peek_char((0x55fbb4538270), '(')
   Call: (206) [system] '('=')'
   Fail: (206) [system] '('=')'
   Call: (206) [system] '('=end_of_file
   Fail: (206) [system] '('=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55fbb4538270), _682672)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _684530)
   Exit: (208) [system] peek_char((0x55fbb4538270), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
   Call: (208) [system] '('=(/)
   Fail: (208) [system] '('=(/)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] get_char((0x55fbb4538270), _700540)
   Exit: (207) [system] get_char((0x55fbb4538270), '(')
   Call: (207) [system] '('='('
   Exit: (207) [system] '('='('
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _682672)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _706110)
   Exit: (209) [system] peek_char((0x55fbb4538270), :)
   Call: (209) [system] (:)=(;)
   Fail: (209) [system] (:)=(;)
   Call: (209) [system] (:)=(/)
   Fail: (209) [system] (:)=(/)
^  Call: (209) [user] is_like_space(:)
   Call: (210) [system] char_type(:, 'white')
   Fail: (210) [system] char_type(:, 'white')
   Call: (210) [system] char_type(:, end_of_line)
   Fail: (210) [system] char_type(:, end_of_line)
   Call: (210) [system] char_type(:, space)
   Fail: (210) [system] char_type(:, space)
   Call: (210) [system] char_type(:, cntrl)
   Fail: (210) [system] char_type(:, cntrl)
^  Fail: (209) [user] is_like_space(:)
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _722120)
   Exit: (208) [system] peek_char((0x55fbb4538270), :)
   Call: (208) [system] (:)=')'
   Fail: (208) [system] (:)=')'
   Call: (208) [system] (:)=end_of_file
   Fail: (208) [system] (:)=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55fbb4538270), _727690)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _729548)
   Exit: (210) [system] peek_char((0x55fbb4538270), :)
   Call: (210) [system] (:)=(;)
   Fail: (210) [system] (:)=(;)
   Call: (210) [system] (:)=(/)
   Fail: (210) [system] (:)=(/)
^  Call: (210) [user] is_like_space(:)
   Call: (211) [system] char_type(:, 'white')
   Fail: (211) [system] char_type(:, 'white')
   Call: (211) [system] char_type(:, end_of_line)
   Fail: (211) [system] char_type(:, end_of_line)
   Call: (211) [system] char_type(:, space)
   Fail: (211) [system] char_type(:, space)
   Call: (211) [system] char_type(:, cntrl)
   Fail: (211) [system] char_type(:, cntrl)
^  Fail: (210) [user] is_like_space(:)
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] get_char((0x55fbb4538270), _745558)
   Exit: (209) [system] get_char((0x55fbb4538270), :)
   Call: (209) [system] (:)='('
   Fail: (209) [system] (:)='('
   Call: (209) [system] (:)='['
   Fail: (209) [system] (:)='['
   Call: (209) [system] (:)='{'
   Fail: (209) [system] (:)='{'
   Call: (209) [system] (:)='"'
   Fail: (209) [system] (:)='"'
   Call: (209) [system] (:)=!
   Fail: (209) [system] (:)=!
   Call: (209) [system] (:)='\''
   Fail: (209) [system] (:)='\''
   Call: (209) [system] (:)='`'
   Fail: (209) [system] (:)='`'
   Call: (209) [system] (:)=end_of_file
   Fail: (209) [system] (:)=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55fbb4538270), :, _727690)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _763200)
   Call: (211) [system] peek_char((0x55fbb4538270), _764134)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (211) [user] is_delimiter(' ')
   Call: (212) [system] char_type(' ', space)
   Exit: (212) [system] char_type(' ', space)
^  Exit: (211) [user] is_delimiter(' ')
   Call: (211) [system] _763200=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (210) [user] classify_and_convert_charseq([:], _727690)
^  Call: (211) [user] classify_and_convert_charseq_([:], _773418)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_774370, _774372), once(user:catch(read_from_chars([:], _773418), _774352, fail)), '$restore_trace'(_774370, _774372))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_774370, _774372))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _774352, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(:)
   Exit: (212) [system] atomic(:)
^  Exit: (211) [user] classify_and_convert_charseq_([:], :)
   Call: (211) [system] integer(:)
   Fail: (211) [system] integer(:)
   Call: (211) [system] _727690=(:)
   Exit: (211) [system] (:)=(:)
^  Exit: (210) [user] classify_and_convert_charseq([:], :)
^  Exit: (209) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (208) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _786498)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _788356)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
   Call: (210) [system] ' '=(/)
   Fail: (210) [system] ' '=(/)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55fbb4538270), _797950)
   Exit: (210) [system] get_char((0x55fbb4538270), ' ')
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _800654)
   Exit: (211) [system] peek_char((0x55fbb4538270), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
   Call: (211) [system] '('=(/)
   Fail: (211) [system] '('=(/)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _817588)
   Exit: (209) [system] peek_char((0x55fbb4538270), '(')
   Call: (209) [system] '('=')'
   Fail: (209) [system] '('=')'
   Call: (209) [system] '('=end_of_file
   Fail: (209) [system] '('=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55fbb4538270), _823158)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _825016)
   Exit: (211) [system] peek_char((0x55fbb4538270), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
   Call: (211) [system] '('=(/)
   Fail: (211) [system] '('=(/)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] get_char((0x55fbb4538270), _841026)
   Exit: (210) [system] get_char((0x55fbb4538270), '(')
   Call: (210) [system] '('='('
   Exit: (210) [system] '('='('
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _823158)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _846596)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'C')
   Call: (212) [system] 'C'=(;)
   Fail: (212) [system] 'C'=(;)
   Call: (212) [system] 'C'=(/)
   Fail: (212) [system] 'C'=(/)
^  Call: (212) [user] is_like_space('C')
   Call: (213) [system] char_type('C', 'white')
   Fail: (213) [system] char_type('C', 'white')
   Call: (213) [system] char_type('C', end_of_line)
   Fail: (213) [system] char_type('C', end_of_line)
   Call: (213) [system] char_type('C', space)
   Fail: (213) [system] char_type('C', space)
   Call: (213) [system] char_type('C', cntrl)
   Fail: (213) [system] char_type('C', cntrl)
^  Fail: (212) [user] is_like_space('C')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _862606)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'C')
   Call: (211) [system] 'C'=')'
   Fail: (211) [system] 'C'=')'
   Call: (211) [system] 'C'=end_of_file
   Fail: (211) [system] 'C'=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55fbb4538270), _868176)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _870034)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'C')
   Call: (213) [system] 'C'=(;)
   Fail: (213) [system] 'C'=(;)
   Call: (213) [system] 'C'=(/)
   Fail: (213) [system] 'C'=(/)
^  Call: (213) [user] is_like_space('C')
   Call: (214) [system] char_type('C', 'white')
   Fail: (214) [system] char_type('C', 'white')
   Call: (214) [system] char_type('C', end_of_line)
   Fail: (214) [system] char_type('C', end_of_line)
   Call: (214) [system] char_type('C', space)
   Fail: (214) [system] char_type('C', space)
   Call: (214) [system] char_type('C', cntrl)
   Fail: (214) [system] char_type('C', cntrl)
^  Fail: (213) [user] is_like_space('C')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] get_char((0x55fbb4538270), _886044)
   Exit: (212) [system] get_char((0x55fbb4538270), 'C')
   Call: (212) [system] 'C'='('
   Fail: (212) [system] 'C'='('
   Call: (212) [system] 'C'='['
   Fail: (212) [system] 'C'='['
   Call: (212) [system] 'C'='{'
   Fail: (212) [system] 'C'='{'
   Call: (212) [system] 'C'='"'
   Fail: (212) [system] 'C'='"'
   Call: (212) [system] 'C'=!
   Fail: (212) [system] 'C'=!
   Call: (212) [system] 'C'='\''
   Fail: (212) [system] 'C'='\''
   Call: (212) [system] 'C'='`'
   Fail: (212) [system] 'C'='`'
   Call: (212) [system] 'C'=end_of_file
   Fail: (212) [system] 'C'=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55fbb4538270), 'C', _868176)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _903686)
   Call: (214) [system] peek_char((0x55fbb4538270), _904620)
   Exit: (214) [system] peek_char((0x55fbb4538270), o)
^  Call: (214) [user] is_delimiter(o)
   Call: (215) [system] char_type(o, space)
   Fail: (215) [system] char_type(o, space)
   Call: (215) [system] arg(_909340, v('(', ')', end_of_file), o)
   Fail: (215) [system] arg(_910272, v('(', ')', end_of_file), o)
^  Fail: (214) [user] is_delimiter(o)
   Call: (214) [system] ')'==o
   Fail: (214) [system] ')'==o
   Call: (214) [system] get_char((0x55fbb4538270), o)
   Exit: (214) [system] get_char((0x55fbb4538270), o)
   Call: (214) [system] o=(\)
   Fail: (214) [system] o=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _917622)
   Call: (215) [system] peek_char((0x55fbb4538270), _918556)
   Exit: (215) [system] peek_char((0x55fbb4538270), n)
^  Call: (215) [user] is_delimiter(n)
   Call: (216) [system] char_type(n, space)
   Fail: (216) [system] char_type(n, space)
   Call: (216) [system] arg(_923276, v('(', ')', end_of_file), n)
   Fail: (216) [system] arg(_924208, v('(', ')', end_of_file), n)
^  Fail: (215) [user] is_delimiter(n)
   Call: (215) [system] ')'==n
   Fail: (215) [system] ')'==n
   Call: (215) [system] get_char((0x55fbb4538270), n)
   Exit: (215) [system] get_char((0x55fbb4538270), n)
   Call: (215) [system] n=(\)
   Fail: (215) [system] n=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _931558)
   Call: (216) [system] peek_char((0x55fbb4538270), _932492)
   Exit: (216) [system] peek_char((0x55fbb4538270), j)
^  Call: (216) [user] is_delimiter(j)
   Call: (217) [system] char_type(j, space)
   Fail: (217) [system] char_type(j, space)
   Call: (217) [system] arg(_937212, v('(', ')', end_of_file), j)
   Fail: (217) [system] arg(_938144, v('(', ')', end_of_file), j)
^  Fail: (216) [user] is_delimiter(j)
   Call: (216) [system] ')'==j
   Fail: (216) [system] ')'==j
   Call: (216) [system] get_char((0x55fbb4538270), j)
   Exit: (216) [system] get_char((0x55fbb4538270), j)
   Call: (216) [system] j=(\)
   Fail: (216) [system] j=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _945494)
   Call: (217) [system] peek_char((0x55fbb4538270), _946428)
   Exit: (217) [system] peek_char((0x55fbb4538270), u)
^  Call: (217) [user] is_delimiter(u)
   Call: (218) [system] char_type(u, space)
   Fail: (218) [system] char_type(u, space)
   Call: (218) [system] arg(_951148, v('(', ')', end_of_file), u)
   Fail: (218) [system] arg(_952080, v('(', ')', end_of_file), u)
^  Fail: (217) [user] is_delimiter(u)
   Call: (217) [system] ')'==u
   Fail: (217) [system] ')'==u
   Call: (217) [system] get_char((0x55fbb4538270), u)
   Exit: (217) [system] get_char((0x55fbb4538270), u)
   Call: (217) [system] u=(\)
   Fail: (217) [system] u=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _959430)
   Call: (218) [system] peek_char((0x55fbb4538270), _960364)
   Exit: (218) [system] peek_char((0x55fbb4538270), n)
^  Call: (218) [user] is_delimiter(n)
   Call: (219) [system] char_type(n, space)
   Fail: (219) [system] char_type(n, space)
   Call: (219) [system] arg(_965084, v('(', ')', end_of_file), n)
   Fail: (219) [system] arg(_966016, v('(', ')', end_of_file), n)
^  Fail: (218) [user] is_delimiter(n)
   Call: (218) [system] ')'==n
   Fail: (218) [system] ')'==n
   Call: (218) [system] get_char((0x55fbb4538270), n)
   Exit: (218) [system] get_char((0x55fbb4538270), n)
   Call: (218) [system] n=(\)
   Fail: (218) [system] n=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _973366)
   Call: (219) [system] peek_char((0x55fbb4538270), _974300)
   Exit: (219) [system] peek_char((0x55fbb4538270), c)
^  Call: (219) [user] is_delimiter(c)
   Call: (220) [system] char_type(c, space)
   Fail: (220) [system] char_type(c, space)
   Call: (220) [system] arg(_979020, v('(', ')', end_of_file), c)
   Fail: (220) [system] arg(_979952, v('(', ')', end_of_file), c)
^  Fail: (219) [user] is_delimiter(c)
   Call: (219) [system] ')'==c
   Fail: (219) [system] ')'==c
   Call: (219) [system] get_char((0x55fbb4538270), c)
   Exit: (219) [system] get_char((0x55fbb4538270), c)
   Call: (219) [system] c=(\)
   Fail: (219) [system] c=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _987302)
   Call: (220) [system] peek_char((0x55fbb4538270), _988236)
   Exit: (220) [system] peek_char((0x55fbb4538270), t)
^  Call: (220) [user] is_delimiter(t)
   Call: (221) [system] char_type(t, space)
   Fail: (221) [system] char_type(t, space)
   Call: (221) [system] arg(_992956, v('(', ')', end_of_file), t)
   Fail: (221) [system] arg(_993888, v('(', ')', end_of_file), t)
^  Fail: (220) [user] is_delimiter(t)
   Call: (220) [system] ')'==t
   Fail: (220) [system] ')'==t
   Call: (220) [system] get_char((0x55fbb4538270), t)
   Exit: (220) [system] get_char((0x55fbb4538270), t)
   Call: (220) [system] t=(\)
   Fail: (220) [system] t=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1001238)
   Call: (221) [system] peek_char((0x55fbb4538270), _1002172)
   Exit: (221) [system] peek_char((0x55fbb4538270), i)
^  Call: (221) [user] is_delimiter(i)
   Call: (222) [system] char_type(i, space)
   Fail: (222) [system] char_type(i, space)
   Call: (222) [system] arg(_1006892, v('(', ')', end_of_file), i)
   Fail: (222) [system] arg(_1007824, v('(', ')', end_of_file), i)
^  Fail: (221) [user] is_delimiter(i)
   Call: (221) [system] ')'==i
   Fail: (221) [system] ')'==i
   Call: (221) [system] get_char((0x55fbb4538270), i)
   Exit: (221) [system] get_char((0x55fbb4538270), i)
   Call: (221) [system] i=(\)
   Fail: (221) [system] i=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1015174)
   Call: (222) [system] peek_char((0x55fbb4538270), _1016108)
   Exit: (222) [system] peek_char((0x55fbb4538270), o)
^  Call: (222) [user] is_delimiter(o)
   Call: (223) [system] char_type(o, space)
   Fail: (223) [system] char_type(o, space)
   Call: (223) [system] arg(_1020828, v('(', ')', end_of_file), o)
   Fail: (223) [system] arg(_1021760, v('(', ')', end_of_file), o)
^  Fail: (222) [user] is_delimiter(o)
   Call: (222) [system] ')'==o
   Fail: (222) [system] ')'==o
   Call: (222) [system] get_char((0x55fbb4538270), o)
   Exit: (222) [system] get_char((0x55fbb4538270), o)
   Call: (222) [system] o=(\)
   Fail: (222) [system] o=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _1029110)
   Call: (223) [system] peek_char((0x55fbb4538270), _1030044)
   Exit: (223) [system] peek_char((0x55fbb4538270), n)
^  Call: (223) [user] is_delimiter(n)
   Call: (224) [system] char_type(n, space)
   Fail: (224) [system] char_type(n, space)
   Call: (224) [system] arg(_1034764, v('(', ')', end_of_file), n)
   Fail: (224) [system] arg(_1035696, v('(', ')', end_of_file), n)
^  Fail: (223) [user] is_delimiter(n)
   Call: (223) [system] ')'==n
   Fail: (223) [system] ')'==n
   Call: (223) [system] get_char((0x55fbb4538270), n)
   Exit: (223) [system] get_char((0x55fbb4538270), n)
   Call: (223) [system] n=(\)
   Fail: (223) [system] n=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _1043046)
   Call: (224) [system] peek_char((0x55fbb4538270), _1043980)
   Exit: (224) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (224) [user] is_delimiter('I')
   Call: (225) [system] char_type('I', space)
   Fail: (225) [system] char_type('I', space)
   Call: (225) [system] arg(_1048700, v('(', ')', end_of_file), 'I')
   Fail: (225) [system] arg(_1049632, v('(', ')', end_of_file), 'I')
^  Fail: (224) [user] is_delimiter('I')
   Call: (224) [system] ')'=='I'
   Fail: (224) [system] ')'=='I'
   Call: (224) [system] get_char((0x55fbb4538270), 'I')
   Exit: (224) [system] get_char((0x55fbb4538270), 'I')
   Call: (224) [system] 'I'=(\)
   Fail: (224) [system] 'I'=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _1056982)
   Call: (225) [system] peek_char((0x55fbb4538270), _1057916)
   Exit: (225) [system] peek_char((0x55fbb4538270), n)
^  Call: (225) [user] is_delimiter(n)
   Call: (226) [system] char_type(n, space)
   Fail: (226) [system] char_type(n, space)
   Call: (226) [system] arg(_1062636, v('(', ')', end_of_file), n)
   Fail: (226) [system] arg(_1063568, v('(', ')', end_of_file), n)
^  Fail: (225) [user] is_delimiter(n)
   Call: (225) [system] ')'==n
   Fail: (225) [system] ')'==n
   Call: (225) [system] get_char((0x55fbb4538270), n)
   Exit: (225) [system] get_char((0x55fbb4538270), n)
   Call: (225) [system] n=(\)
   Fail: (225) [system] n=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _1070918)
   Call: (226) [system] peek_char((0x55fbb4538270), _1071852)
   Exit: (226) [system] peek_char((0x55fbb4538270), t)
^  Call: (226) [user] is_delimiter(t)
   Call: (227) [system] char_type(t, space)
   Fail: (227) [system] char_type(t, space)
   Call: (227) [system] arg(_1076572, v('(', ')', end_of_file), t)
   Fail: (227) [system] arg(_1077504, v('(', ')', end_of_file), t)
^  Fail: (226) [user] is_delimiter(t)
   Call: (226) [system] ')'==t
   Fail: (226) [system] ')'==t
   Call: (226) [system] get_char((0x55fbb4538270), t)
   Exit: (226) [system] get_char((0x55fbb4538270), t)
   Call: (226) [system] t=(\)
   Fail: (226) [system] t=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _1084854)
   Call: (227) [system] peek_char((0x55fbb4538270), _1085788)
   Exit: (227) [system] peek_char((0x55fbb4538270), r)
^  Call: (227) [user] is_delimiter(r)
   Call: (228) [system] char_type(r, space)
   Fail: (228) [system] char_type(r, space)
   Call: (228) [system] arg(_1090508, v('(', ')', end_of_file), r)
   Fail: (228) [system] arg(_1091440, v('(', ')', end_of_file), r)
^  Fail: (227) [user] is_delimiter(r)
   Call: (227) [system] ')'==r
   Fail: (227) [system] ')'==r
   Call: (227) [system] get_char((0x55fbb4538270), r)
   Exit: (227) [system] get_char((0x55fbb4538270), r)
   Call: (227) [system] r=(\)
   Fail: (227) [system] r=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _1098790)
   Call: (228) [system] peek_char((0x55fbb4538270), _1099724)
   Exit: (228) [system] peek_char((0x55fbb4538270), o)
^  Call: (228) [user] is_delimiter(o)
   Call: (229) [system] char_type(o, space)
   Fail: (229) [system] char_type(o, space)
   Call: (229) [system] arg(_1104444, v('(', ')', end_of_file), o)
   Fail: (229) [system] arg(_1105376, v('(', ')', end_of_file), o)
^  Fail: (228) [user] is_delimiter(o)
   Call: (228) [system] ')'==o
   Fail: (228) [system] ')'==o
   Call: (228) [system] get_char((0x55fbb4538270), o)
   Exit: (228) [system] get_char((0x55fbb4538270), o)
   Call: (228) [system] o=(\)
   Fail: (228) [system] o=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _1112726)
   Call: (229) [system] peek_char((0x55fbb4538270), _1113660)
   Exit: (229) [system] peek_char((0x55fbb4538270), d)
^  Call: (229) [user] is_delimiter(d)
   Call: (230) [system] char_type(d, space)
   Fail: (230) [system] char_type(d, space)
   Call: (230) [system] arg(_1118380, v('(', ')', end_of_file), d)
   Fail: (230) [system] arg(_1119312, v('(', ')', end_of_file), d)
^  Fail: (229) [user] is_delimiter(d)
   Call: (229) [system] ')'==d
   Fail: (229) [system] ')'==d
   Call: (229) [system] get_char((0x55fbb4538270), d)
   Exit: (229) [system] get_char((0x55fbb4538270), d)
   Call: (229) [system] d=(\)
   Fail: (229) [system] d=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _1126662)
   Call: (230) [system] peek_char((0x55fbb4538270), _1127596)
   Exit: (230) [system] peek_char((0x55fbb4538270), u)
^  Call: (230) [user] is_delimiter(u)
   Call: (231) [system] char_type(u, space)
   Fail: (231) [system] char_type(u, space)
   Call: (231) [system] arg(_1132316, v('(', ')', end_of_file), u)
   Fail: (231) [system] arg(_1133248, v('(', ')', end_of_file), u)
^  Fail: (230) [user] is_delimiter(u)
   Call: (230) [system] ')'==u
   Fail: (230) [system] ')'==u
   Call: (230) [system] get_char((0x55fbb4538270), u)
   Exit: (230) [system] get_char((0x55fbb4538270), u)
   Call: (230) [system] u=(\)
   Fail: (230) [system] u=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _1140598)
   Call: (231) [system] peek_char((0x55fbb4538270), _1141532)
   Exit: (231) [system] peek_char((0x55fbb4538270), c)
^  Call: (231) [user] is_delimiter(c)
   Call: (232) [system] char_type(c, space)
   Fail: (232) [system] char_type(c, space)
   Call: (232) [system] arg(_1146252, v('(', ')', end_of_file), c)
   Fail: (232) [system] arg(_1147184, v('(', ')', end_of_file), c)
^  Fail: (231) [user] is_delimiter(c)
   Call: (231) [system] ')'==c
   Fail: (231) [system] ')'==c
   Call: (231) [system] get_char((0x55fbb4538270), c)
   Exit: (231) [system] get_char((0x55fbb4538270), c)
   Call: (231) [system] c=(\)
   Fail: (231) [system] c=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _1154534)
   Call: (232) [system] peek_char((0x55fbb4538270), _1155468)
   Exit: (232) [system] peek_char((0x55fbb4538270), t)
^  Call: (232) [user] is_delimiter(t)
   Call: (233) [system] char_type(t, space)
   Fail: (233) [system] char_type(t, space)
   Call: (233) [system] arg(_1160188, v('(', ')', end_of_file), t)
   Fail: (233) [system] arg(_1161120, v('(', ')', end_of_file), t)
^  Fail: (232) [user] is_delimiter(t)
   Call: (232) [system] ')'==t
   Fail: (232) [system] ')'==t
   Call: (232) [system] get_char((0x55fbb4538270), t)
   Exit: (232) [system] get_char((0x55fbb4538270), t)
   Call: (232) [system] t=(\)
   Fail: (232) [system] t=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _1168470)
   Call: (233) [system] peek_char((0x55fbb4538270), _1169404)
   Exit: (233) [system] peek_char((0x55fbb4538270), i)
^  Call: (233) [user] is_delimiter(i)
   Call: (234) [system] char_type(i, space)
   Fail: (234) [system] char_type(i, space)
   Call: (234) [system] arg(_1174124, v('(', ')', end_of_file), i)
   Fail: (234) [system] arg(_1175056, v('(', ')', end_of_file), i)
^  Fail: (233) [user] is_delimiter(i)
   Call: (233) [system] ')'==i
   Fail: (233) [system] ')'==i
   Call: (233) [system] get_char((0x55fbb4538270), i)
   Exit: (233) [system] get_char((0x55fbb4538270), i)
   Call: (233) [system] i=(\)
   Fail: (233) [system] i=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _1182406)
   Call: (234) [system] peek_char((0x55fbb4538270), _1183340)
   Exit: (234) [system] peek_char((0x55fbb4538270), o)
^  Call: (234) [user] is_delimiter(o)
   Call: (235) [system] char_type(o, space)
   Fail: (235) [system] char_type(o, space)
   Call: (235) [system] arg(_1188060, v('(', ')', end_of_file), o)
   Fail: (235) [system] arg(_1188992, v('(', ')', end_of_file), o)
^  Fail: (234) [user] is_delimiter(o)
   Call: (234) [system] ')'==o
   Fail: (234) [system] ')'==o
   Call: (234) [system] get_char((0x55fbb4538270), o)
   Exit: (234) [system] get_char((0x55fbb4538270), o)
   Call: (234) [system] o=(\)
   Fail: (234) [system] o=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _1196342)
   Call: (235) [system] peek_char((0x55fbb4538270), _1197276)
   Exit: (235) [system] peek_char((0x55fbb4538270), n)
^  Call: (235) [user] is_delimiter(n)
   Call: (236) [system] char_type(n, space)
   Fail: (236) [system] char_type(n, space)
   Call: (236) [system] arg(_1201996, v('(', ')', end_of_file), n)
   Fail: (236) [system] arg(_1202928, v('(', ')', end_of_file), n)
^  Fail: (235) [user] is_delimiter(n)
   Call: (235) [system] ')'==n
   Fail: (235) [system] ')'==n
   Call: (235) [system] get_char((0x55fbb4538270), n)
   Exit: (235) [system] get_char((0x55fbb4538270), n)
   Call: (235) [system] n=(\)
   Fail: (235) [system] n=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), _1210278)
   Call: (236) [system] peek_char((0x55fbb4538270), _1211212)
   Exit: (236) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (236) [user] is_delimiter(' ')
   Call: (237) [system] char_type(' ', space)
   Exit: (237) [system] char_type(' ', space)
^  Exit: (236) [user] is_delimiter(' ')
   Call: (236) [system] _1210278=[]
   Exit: (236) [system] []=[]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (235) [system] _1196342=[n]
   Exit: (235) [system] [n]=[n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (234) [system] _1182406=[o, n]
   Exit: (234) [system] [o, n]=[o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (233) [system] _1168470=[i, o, n]
   Exit: (233) [system] [i, o, n]=[i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (232) [system] _1154534=[t, i, o, n]
   Exit: (232) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (231) [system] _1140598=[c, t, i, o, n]
   Exit: (231) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (230) [system] _1126662=[u, c, t, i, o, n]
   Exit: (230) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (229) [system] _1112726=[d, u, c, t, i, o, n]
   Exit: (229) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (228) [system] _1098790=[o, d, u, c, t, i, o, n]
   Exit: (228) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (227) [system] _1084854=[r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _1070918=[t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _1056982=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _1043046=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _1029110=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _1015174=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _1001238=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _987302=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _973366=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _959430=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _945494=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _931558=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _917622=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _903686=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (213) [user] classify_and_convert_charseq(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _868176)
^  Call: (214) [user] classify_and_convert_charseq_(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1281964)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_1282916, _1282918), once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1281964), _1282898, fail)), '$restore_trace'(_1282916, _1282918))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_1282916, _1282918))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1281964), _1282898, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(_1281964)
   Fail: (215) [system] atomic(_1281964)
   Call: (215) [system] atom_chars(_1281964, ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (215) [system] atom_chars('ConjunctionIntroduction', ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (214) [user] classify_and_convert_charseq_(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
   Call: (214) [system] integer('ConjunctionIntroduction')
   Fail: (214) [system] integer('ConjunctionIntroduction')
   Call: (214) [system] _868176='ConjunctionIntroduction'
   Exit: (214) [system] 'ConjunctionIntroduction'='ConjunctionIntroduction'
^  Exit: (213) [user] classify_and_convert_charseq(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
^  Exit: (212) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'ConjunctionIntroduction')
^  Exit: (211) [user] cont_sexpr(')', (0x55fbb4538270), 'ConjunctionIntroduction')
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _1296914)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1298772)
   Exit: (213) [system] peek_char((0x55fbb4538270), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
   Call: (213) [system] ' '=(/)
   Fail: (213) [system] ' '=(/)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55fbb4538270), _1308366)
   Exit: (213) [system] get_char((0x55fbb4538270), ' ')
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1311070)
   Exit: (214) [system] peek_char((0x55fbb4538270), a)
   Call: (214) [system] a=(;)
   Fail: (214) [system] a=(;)
   Call: (214) [system] a=(/)
   Fail: (214) [system] a=(/)
^  Call: (214) [user] is_like_space(a)
   Call: (215) [system] char_type(a, 'white')
   Fail: (215) [system] char_type(a, 'white')
   Call: (215) [system] char_type(a, end_of_line)
   Fail: (215) [system] char_type(a, end_of_line)
   Call: (215) [system] char_type(a, space)
   Fail: (215) [system] char_type(a, space)
   Call: (215) [system] char_type(a, cntrl)
   Fail: (215) [system] char_type(a, cntrl)
^  Fail: (214) [user] is_like_space(a)
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1328004)
   Exit: (212) [system] peek_char((0x55fbb4538270), a)
   Call: (212) [system] a=')'
   Fail: (212) [system] a=')'
   Call: (212) [system] a=end_of_file
   Fail: (212) [system] a=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55fbb4538270), _1333574)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1335432)
   Exit: (214) [system] peek_char((0x55fbb4538270), a)
   Call: (214) [system] a=(;)
   Fail: (214) [system] a=(;)
   Call: (214) [system] a=(/)
   Fail: (214) [system] a=(/)
^  Call: (214) [user] is_like_space(a)
   Call: (215) [system] char_type(a, 'white')
   Fail: (215) [system] char_type(a, 'white')
   Call: (215) [system] char_type(a, end_of_line)
   Fail: (215) [system] char_type(a, end_of_line)
   Call: (215) [system] char_type(a, space)
   Fail: (215) [system] char_type(a, space)
   Call: (215) [system] char_type(a, cntrl)
   Fail: (215) [system] char_type(a, cntrl)
^  Fail: (214) [user] is_like_space(a)
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] get_char((0x55fbb4538270), _1351442)
   Exit: (213) [system] get_char((0x55fbb4538270), a)
   Call: (213) [system] a='('
   Fail: (213) [system] a='('
   Call: (213) [system] a='['
   Fail: (213) [system] a='['
   Call: (213) [system] a='{'
   Fail: (213) [system] a='{'
   Call: (213) [system] a='"'
   Fail: (213) [system] a='"'
   Call: (213) [system] a=!
   Fail: (213) [system] a=!
   Call: (213) [system] a='\''
   Fail: (213) [system] a='\''
   Call: (213) [system] a='`'
   Fail: (213) [system] a='`'
   Call: (213) [system] a=end_of_file
   Fail: (213) [system] a=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55fbb4538270), a, _1333574)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1369084)
   Call: (215) [system] peek_char((0x55fbb4538270), _1370018)
   Exit: (215) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (215) [user] is_delimiter(' ')
   Call: (216) [system] char_type(' ', space)
   Exit: (216) [system] char_type(' ', space)
^  Exit: (215) [user] is_delimiter(' ')
   Call: (215) [system] _1369084=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (214) [user] classify_and_convert_charseq([a], _1333574)
^  Call: (215) [user] classify_and_convert_charseq_([a], _1379302)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_1380254, _1380256), once(user:catch(read_from_chars([a], _1379302), _1380236, fail)), '$restore_trace'(_1380254, _1380256))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_1380254, _1380256))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1380236, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(a)
   Exit: (216) [system] atomic(a)
^  Exit: (215) [user] classify_and_convert_charseq_([a], a)
   Call: (215) [system] integer(a)
   Fail: (215) [system] integer(a)
   Call: (215) [system] _1333574=a
   Exit: (215) [system] a=a
^  Exit: (214) [user] classify_and_convert_charseq([a], a)
^  Exit: (213) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (212) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _1392382)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1394240)
   Exit: (214) [system] peek_char((0x55fbb4538270), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
   Call: (214) [system] ' '=(/)
   Fail: (214) [system] ' '=(/)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55fbb4538270), _1403834)
   Exit: (214) [system] get_char((0x55fbb4538270), ' ')
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1406538)
   Exit: (215) [system] peek_char((0x55fbb4538270), c)
   Call: (215) [system] c=(;)
   Fail: (215) [system] c=(;)
   Call: (215) [system] c=(/)
   Fail: (215) [system] c=(/)
^  Call: (215) [user] is_like_space(c)
   Call: (216) [system] char_type(c, 'white')
   Fail: (216) [system] char_type(c, 'white')
   Call: (216) [system] char_type(c, end_of_line)
   Fail: (216) [system] char_type(c, end_of_line)
   Call: (216) [system] char_type(c, space)
   Fail: (216) [system] char_type(c, space)
   Call: (216) [system] char_type(c, cntrl)
   Fail: (216) [system] char_type(c, cntrl)
^  Fail: (215) [user] is_like_space(c)
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1423472)
   Exit: (213) [system] peek_char((0x55fbb4538270), c)
   Call: (213) [system] c=')'
   Fail: (213) [system] c=')'
   Call: (213) [system] c=end_of_file
   Fail: (213) [system] c=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55fbb4538270), _1429042)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1430900)
   Exit: (215) [system] peek_char((0x55fbb4538270), c)
   Call: (215) [system] c=(;)
   Fail: (215) [system] c=(;)
   Call: (215) [system] c=(/)
   Fail: (215) [system] c=(/)
^  Call: (215) [user] is_like_space(c)
   Call: (216) [system] char_type(c, 'white')
   Fail: (216) [system] char_type(c, 'white')
   Call: (216) [system] char_type(c, end_of_line)
   Fail: (216) [system] char_type(c, end_of_line)
   Call: (216) [system] char_type(c, space)
   Fail: (216) [system] char_type(c, space)
   Call: (216) [system] char_type(c, cntrl)
   Fail: (216) [system] char_type(c, cntrl)
^  Fail: (215) [user] is_like_space(c)
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] get_char((0x55fbb4538270), _1446910)
   Exit: (214) [system] get_char((0x55fbb4538270), c)
   Call: (214) [system] c='('
   Fail: (214) [system] c='('
   Call: (214) [system] c='['
   Fail: (214) [system] c='['
   Call: (214) [system] c='{'
   Fail: (214) [system] c='{'
   Call: (214) [system] c='"'
   Fail: (214) [system] c='"'
   Call: (214) [system] c=!
   Fail: (214) [system] c=!
   Call: (214) [system] c='\''
   Fail: (214) [system] c='\''
   Call: (214) [system] c='`'
   Fail: (214) [system] c='`'
   Call: (214) [system] c=end_of_file
   Fail: (214) [system] c=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55fbb4538270), c, _1429042)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1464552)
   Call: (216) [system] peek_char((0x55fbb4538270), _1465486)
   Exit: (216) [system] peek_char((0x55fbb4538270), d)
^  Call: (216) [user] is_delimiter(d)
   Call: (217) [system] char_type(d, space)
   Fail: (217) [system] char_type(d, space)
   Call: (217) [system] arg(_1470206, v('(', ')', end_of_file), d)
   Fail: (217) [system] arg(_1471138, v('(', ')', end_of_file), d)
^  Fail: (216) [user] is_delimiter(d)
   Call: (216) [system] ')'==d
   Fail: (216) [system] ')'==d
   Call: (216) [system] get_char((0x55fbb4538270), d)
   Exit: (216) [system] get_char((0x55fbb4538270), d)
   Call: (216) [system] d=(\)
   Fail: (216) [system] d=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1478488)
   Call: (217) [system] peek_char((0x55fbb4538270), _1479422)
   Exit: (217) [system] peek_char((0x55fbb4538270), e)
^  Call: (217) [user] is_delimiter(e)
   Call: (218) [system] char_type(e, space)
   Fail: (218) [system] char_type(e, space)
   Call: (218) [system] arg(_1484142, v('(', ')', end_of_file), e)
   Fail: (218) [system] arg(_1485074, v('(', ')', end_of_file), e)
^  Fail: (217) [user] is_delimiter(e)
   Call: (217) [system] ')'==e
   Fail: (217) [system] ')'==e
   Call: (217) [system] get_char((0x55fbb4538270), e)
   Exit: (217) [system] get_char((0x55fbb4538270), e)
   Call: (217) [system] e=(\)
   Fail: (217) [system] e=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1492424)
   Call: (218) [system] peek_char((0x55fbb4538270), _1493358)
   Exit: (218) [system] peek_char((0x55fbb4538270), ')')
^  Call: (218) [user] is_delimiter(')')
   Call: (219) [system] char_type(')', space)
   Fail: (219) [system] char_type(')', space)
   Call: (219) [system] arg(_1498078, v('(', ')', end_of_file), ')')
   Exit: (219) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (218) [user] is_delimiter(')')
   Call: (218) [system] _1492424=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (217) [system] _1478488=[e]
   Exit: (217) [system] [e]=[e]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (216) [system] _1464552=[d, e]
   Exit: (216) [system] [d, e]=[d, e]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, e])
^  Call: (215) [user] classify_and_convert_charseq([c, d, e], _1429042)
^  Call: (216) [user] classify_and_convert_charseq_([c, d, e], _1510102)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_1511054, _1511056), once(user:catch(read_from_chars([c, d, e], _1510102), _1511036, fail)), '$restore_trace'(_1511054, _1511056))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_1511054, _1511056))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _1511036, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(cde)
   Exit: (217) [system] atomic(cde)
^  Exit: (216) [user] classify_and_convert_charseq_([c, d, e], cde)
   Call: (216) [system] integer(cde)
   Fail: (216) [system] integer(cde)
   Call: (216) [system] _1429042=cde
   Exit: (216) [system] cde=cde
^  Exit: (215) [user] classify_and_convert_charseq([c, d, e], cde)
^  Exit: (214) [user] read_symbolic(')', (0x55fbb4538270), c, cde)
^  Exit: (213) [user] cont_sexpr(')', (0x55fbb4538270), cde)
^  Call: (213) [user] read_list(')', (0x55fbb4538270), _1523182)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1525040)
   Exit: (215) [system] peek_char((0x55fbb4538270), ')')
   Call: (215) [system] ')'=(;)
   Fail: (215) [system] ')'=(;)
   Call: (215) [system] ')'=(/)
   Fail: (215) [system] ')'=(/)
^  Call: (215) [user] is_like_space(')')
   Call: (216) [system] char_type(')', 'white')
   Fail: (216) [system] char_type(')', 'white')
   Call: (216) [system] char_type(')', end_of_line)
   Fail: (216) [system] char_type(')', end_of_line)
   Call: (216) [system] char_type(')', space)
   Fail: (216) [system] char_type(')', space)
   Call: (216) [system] char_type(')', cntrl)
   Fail: (216) [system] char_type(')', cntrl)
^  Fail: (215) [user] is_like_space(')')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1541050)
   Exit: (214) [system] peek_char((0x55fbb4538270), ')')
   Call: (214) [system] ')'=')'
   Exit: (214) [system] ')'=')'
   Call: (214) [system] get_char((0x55fbb4538270), _1544840)
   Exit: (214) [system] get_char((0x55fbb4538270), ')')
   Call: (214) [system] _1523182=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_list(')', (0x55fbb4538270), [])
   Call: (213) [system] _1392382=[cde]
   Exit: (213) [system] [cde]=[cde]
^  Exit: (212) [user] read_list(')', (0x55fbb4538270), [cde])
   Call: (212) [system] _1296914=[a, cde]
   Exit: (212) [system] [a, cde]=[a, cde]
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), [a, cde])
   Call: (211) [system] _823158=['ConjunctionIntroduction', a, cde]
   Exit: (211) [system] ['ConjunctionIntroduction', a, cde]=['ConjunctionIntroduction', a, cde]
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), ['ConjunctionIntroduction', a, cde])
^  Exit: (209) [user] cont_sexpr(')', (0x55fbb4538270), ['ConjunctionIntroduction', a, cde])
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _1558722)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1560580)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
   Call: (211) [system] ' '=(/)
   Fail: (211) [system] ' '=(/)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55fbb4538270), _1570174)
   Exit: (211) [system] get_char((0x55fbb4538270), ' ')
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1572878)
   Exit: (212) [system] peek_char((0x55fbb4538270), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
   Call: (212) [system] '('=(/)
   Fail: (212) [system] '('=(/)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1589812)
   Exit: (210) [system] peek_char((0x55fbb4538270), '(')
   Call: (210) [system] '('=')'
   Fail: (210) [system] '('=')'
   Call: (210) [system] '('=end_of_file
   Fail: (210) [system] '('=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55fbb4538270), _1595382)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1597240)
   Exit: (212) [system] peek_char((0x55fbb4538270), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
   Call: (212) [system] '('=(/)
   Fail: (212) [system] '('=(/)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] get_char((0x55fbb4538270), _1613250)
   Exit: (211) [system] get_char((0x55fbb4538270), '(')
   Call: (211) [system] '('='('
   Exit: (211) [system] '('='('
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _1595382)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1618820)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'A')
   Call: (213) [system] 'A'=(;)
   Fail: (213) [system] 'A'=(;)
   Call: (213) [system] 'A'=(/)
   Fail: (213) [system] 'A'=(/)
^  Call: (213) [user] is_like_space('A')
   Call: (214) [system] char_type('A', 'white')
   Fail: (214) [system] char_type('A', 'white')
   Call: (214) [system] char_type('A', end_of_line)
   Fail: (214) [system] char_type('A', end_of_line)
   Call: (214) [system] char_type('A', space)
   Fail: (214) [system] char_type('A', space)
   Call: (214) [system] char_type('A', cntrl)
   Fail: (214) [system] char_type('A', cntrl)
^  Fail: (213) [user] is_like_space('A')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1634830)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'A')
   Call: (212) [system] 'A'=')'
   Fail: (212) [system] 'A'=')'
   Call: (212) [system] 'A'=end_of_file
   Fail: (212) [system] 'A'=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55fbb4538270), _1640400)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1642258)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'A')
   Call: (214) [system] 'A'=(;)
   Fail: (214) [system] 'A'=(;)
   Call: (214) [system] 'A'=(/)
   Fail: (214) [system] 'A'=(/)
^  Call: (214) [user] is_like_space('A')
   Call: (215) [system] char_type('A', 'white')
   Fail: (215) [system] char_type('A', 'white')
   Call: (215) [system] char_type('A', end_of_line)
   Fail: (215) [system] char_type('A', end_of_line)
   Call: (215) [system] char_type('A', space)
   Fail: (215) [system] char_type('A', space)
   Call: (215) [system] char_type('A', cntrl)
   Fail: (215) [system] char_type('A', cntrl)
^  Fail: (214) [user] is_like_space('A')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] get_char((0x55fbb4538270), _1658268)
   Exit: (213) [system] get_char((0x55fbb4538270), 'A')
   Call: (213) [system] 'A'='('
   Fail: (213) [system] 'A'='('
   Call: (213) [system] 'A'='['
   Fail: (213) [system] 'A'='['
   Call: (213) [system] 'A'='{'
   Fail: (213) [system] 'A'='{'
   Call: (213) [system] 'A'='"'
   Fail: (213) [system] 'A'='"'
   Call: (213) [system] 'A'=!
   Fail: (213) [system] 'A'=!
   Call: (213) [system] 'A'='\''
   Fail: (213) [system] 'A'='\''
   Call: (213) [system] 'A'='`'
   Fail: (213) [system] 'A'='`'
   Call: (213) [system] 'A'=end_of_file
   Fail: (213) [system] 'A'=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1640400)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1675910)
   Call: (215) [system] peek_char((0x55fbb4538270), _1676844)
   Exit: (215) [system] peek_char((0x55fbb4538270), n)
^  Call: (215) [user] is_delimiter(n)
   Call: (216) [system] char_type(n, space)
   Fail: (216) [system] char_type(n, space)
   Call: (216) [system] arg(_1681564, v('(', ')', end_of_file), n)
   Fail: (216) [system] arg(_1682496, v('(', ')', end_of_file), n)
^  Fail: (215) [user] is_delimiter(n)
   Call: (215) [system] ')'==n
   Fail: (215) [system] ')'==n
   Call: (215) [system] get_char((0x55fbb4538270), n)
   Exit: (215) [system] get_char((0x55fbb4538270), n)
   Call: (215) [system] n=(\)
   Fail: (215) [system] n=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1689846)
   Call: (216) [system] peek_char((0x55fbb4538270), _1690780)
   Exit: (216) [system] peek_char((0x55fbb4538270), d)
^  Call: (216) [user] is_delimiter(d)
   Call: (217) [system] char_type(d, space)
   Fail: (217) [system] char_type(d, space)
   Call: (217) [system] arg(_1695500, v('(', ')', end_of_file), d)
   Fail: (217) [system] arg(_1696432, v('(', ')', end_of_file), d)
^  Fail: (216) [user] is_delimiter(d)
   Call: (216) [system] ')'==d
   Fail: (216) [system] ')'==d
   Call: (216) [system] get_char((0x55fbb4538270), d)
   Exit: (216) [system] get_char((0x55fbb4538270), d)
   Call: (216) [system] d=(\)
   Fail: (216) [system] d=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1703782)
   Call: (217) [system] peek_char((0x55fbb4538270), _1704716)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (217) [user] is_delimiter('L')
   Call: (218) [system] char_type('L', space)
   Fail: (218) [system] char_type('L', space)
   Call: (218) [system] arg(_1709436, v('(', ')', end_of_file), 'L')
   Fail: (218) [system] arg(_1710368, v('(', ')', end_of_file), 'L')
^  Fail: (217) [user] is_delimiter('L')
   Call: (217) [system] ')'=='L'
   Fail: (217) [system] ')'=='L'
   Call: (217) [system] get_char((0x55fbb4538270), 'L')
   Exit: (217) [system] get_char((0x55fbb4538270), 'L')
   Call: (217) [system] 'L'=(\)
   Fail: (217) [system] 'L'=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1717718)
   Call: (218) [system] peek_char((0x55fbb4538270), _1718652)
   Exit: (218) [system] peek_char((0x55fbb4538270), i)
^  Call: (218) [user] is_delimiter(i)
   Call: (219) [system] char_type(i, space)
   Fail: (219) [system] char_type(i, space)
   Call: (219) [system] arg(_1723372, v('(', ')', end_of_file), i)
   Fail: (219) [system] arg(_1724304, v('(', ')', end_of_file), i)
^  Fail: (218) [user] is_delimiter(i)
   Call: (218) [system] ')'==i
   Fail: (218) [system] ')'==i
   Call: (218) [system] get_char((0x55fbb4538270), i)
   Exit: (218) [system] get_char((0x55fbb4538270), i)
   Call: (218) [system] i=(\)
   Fail: (218) [system] i=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1731654)
   Call: (219) [system] peek_char((0x55fbb4538270), _1732588)
   Exit: (219) [system] peek_char((0x55fbb4538270), n)
^  Call: (219) [user] is_delimiter(n)
   Call: (220) [system] char_type(n, space)
   Fail: (220) [system] char_type(n, space)
   Call: (220) [system] arg(_1737308, v('(', ')', end_of_file), n)
   Fail: (220) [system] arg(_1738240, v('(', ')', end_of_file), n)
^  Fail: (219) [user] is_delimiter(n)
   Call: (219) [system] ')'==n
   Fail: (219) [system] ')'==n
   Call: (219) [system] get_char((0x55fbb4538270), n)
   Exit: (219) [system] get_char((0x55fbb4538270), n)
   Call: (219) [system] n=(\)
   Fail: (219) [system] n=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1745590)
   Call: (220) [system] peek_char((0x55fbb4538270), _1746524)
   Exit: (220) [system] peek_char((0x55fbb4538270), k)
^  Call: (220) [user] is_delimiter(k)
   Call: (221) [system] char_type(k, space)
   Fail: (221) [system] char_type(k, space)
   Call: (221) [system] arg(_1751244, v('(', ')', end_of_file), k)
   Fail: (221) [system] arg(_1752176, v('(', ')', end_of_file), k)
^  Fail: (220) [user] is_delimiter(k)
   Call: (220) [system] ')'==k
   Fail: (220) [system] ')'==k
   Call: (220) [system] get_char((0x55fbb4538270), k)
   Exit: (220) [system] get_char((0x55fbb4538270), k)
   Call: (220) [system] k=(\)
   Fail: (220) [system] k=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1759526)
   Call: (221) [system] peek_char((0x55fbb4538270), _1760460)
   Exit: (221) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (221) [user] is_delimiter(' ')
   Call: (222) [system] char_type(' ', space)
   Exit: (222) [system] char_type(' ', space)
^  Exit: (221) [user] is_delimiter(' ')
   Call: (221) [system] _1759526=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (220) [system] _1745590=[k]
   Exit: (220) [system] [k]=[k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (219) [system] _1731654=[n, k]
   Exit: (219) [system] [n, k]=[n, k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (218) [system] _1717718=[i, n, k]
   Exit: (218) [system] [i, n, k]=[i, n, k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (217) [system] _1703782=['L', i, n, k]
   Exit: (217) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (216) [system] _1689846=[d, 'L', i, n, k]
   Exit: (216) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (215) [system] _1675910=[n, d, 'L', i, n, k]
   Exit: (215) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (214) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _1640400)
^  Call: (215) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _1786508)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_1787460, _1787462), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1786508), _1787442, fail)), '$restore_trace'(_1787460, _1787462))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_1787460, _1787462))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1786508), _1787442, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(_1786508)
   Fail: (216) [system] atomic(_1786508)
   Call: (216) [system] atom_chars(_1786508, ['A', n, d, 'L', i, n, k])
   Exit: (216) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (215) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (215) [system] integer('AndLink')
   Fail: (215) [system] integer('AndLink')
   Call: (215) [system] _1640400='AndLink'
   Exit: (215) [system] 'AndLink'='AndLink'
^  Exit: (214) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (213) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (212) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _1801458)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1803316)
   Exit: (214) [system] peek_char((0x55fbb4538270), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
   Call: (214) [system] ' '=(/)
   Fail: (214) [system] ' '=(/)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55fbb4538270), _1812910)
   Exit: (214) [system] get_char((0x55fbb4538270), ' ')
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1815614)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'B')
   Call: (215) [system] 'B'=(;)
   Fail: (215) [system] 'B'=(;)
   Call: (215) [system] 'B'=(/)
   Fail: (215) [system] 'B'=(/)
^  Call: (215) [user] is_like_space('B')
   Call: (216) [system] char_type('B', 'white')
   Fail: (216) [system] char_type('B', 'white')
   Call: (216) [system] char_type('B', end_of_line)
   Fail: (216) [system] char_type('B', end_of_line)
   Call: (216) [system] char_type('B', space)
   Fail: (216) [system] char_type('B', space)
   Call: (216) [system] char_type('B', cntrl)
   Fail: (216) [system] char_type('B', cntrl)
^  Fail: (215) [user] is_like_space('B')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1832548)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'B')
   Call: (213) [system] 'B'=')'
   Fail: (213) [system] 'B'=')'
   Call: (213) [system] 'B'=end_of_file
   Fail: (213) [system] 'B'=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55fbb4538270), _1838118)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1839976)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'B')
   Call: (215) [system] 'B'=(;)
   Fail: (215) [system] 'B'=(;)
   Call: (215) [system] 'B'=(/)
   Fail: (215) [system] 'B'=(/)
^  Call: (215) [user] is_like_space('B')
   Call: (216) [system] char_type('B', 'white')
   Fail: (216) [system] char_type('B', 'white')
   Call: (216) [system] char_type('B', end_of_line)
   Fail: (216) [system] char_type('B', end_of_line)
   Call: (216) [system] char_type('B', space)
   Fail: (216) [system] char_type('B', space)
   Call: (216) [system] char_type('B', cntrl)
   Fail: (216) [system] char_type('B', cntrl)
^  Fail: (215) [user] is_like_space('B')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] get_char((0x55fbb4538270), _1855986)
   Exit: (214) [system] get_char((0x55fbb4538270), 'B')
   Call: (214) [system] 'B'='('
   Fail: (214) [system] 'B'='('
   Call: (214) [system] 'B'='['
   Fail: (214) [system] 'B'='['
   Call: (214) [system] 'B'='{'
   Fail: (214) [system] 'B'='{'
   Call: (214) [system] 'B'='"'
   Fail: (214) [system] 'B'='"'
   Call: (214) [system] 'B'=!
   Fail: (214) [system] 'B'=!
   Call: (214) [system] 'B'='\''
   Fail: (214) [system] 'B'='\''
   Call: (214) [system] 'B'='`'
   Fail: (214) [system] 'B'='`'
   Call: (214) [system] 'B'=end_of_file
   Fail: (214) [system] 'B'=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55fbb4538270), 'B', _1838118)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1873628)
   Call: (216) [system] peek_char((0x55fbb4538270), _1874562)
   Exit: (216) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (216) [user] is_delimiter(' ')
   Call: (217) [system] char_type(' ', space)
   Exit: (217) [system] char_type(' ', space)
^  Exit: (216) [user] is_delimiter(' ')
   Call: (216) [system] _1873628=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (215) [user] classify_and_convert_charseq(['B'], _1838118)
^  Call: (216) [user] classify_and_convert_charseq_(['B'], _1883846)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_1884798, _1884800), once(user:catch(read_from_chars(['B'], _1883846), _1884780, fail)), '$restore_trace'(_1884798, _1884800))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_1884798, _1884800))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1883846), _1884780, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(_1883846)
   Fail: (217) [system] atomic(_1883846)
   Call: (217) [system] atom_chars(_1883846, ['B'])
   Exit: (217) [system] atom_chars('B', ['B'])
^  Exit: (216) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (216) [system] integer('B')
   Fail: (216) [system] integer('B')
   Call: (216) [system] _1838118='B'
   Exit: (216) [system] 'B'='B'
^  Exit: (215) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (214) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (213) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (213) [user] read_list(')', (0x55fbb4538270), _1898796)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1900654)
   Exit: (215) [system] peek_char((0x55fbb4538270), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
   Call: (215) [system] ' '=(/)
   Fail: (215) [system] ' '=(/)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55fbb4538270), _1910248)
   Exit: (215) [system] get_char((0x55fbb4538270), ' ')
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1912952)
   Exit: (216) [system] peek_char((0x55fbb4538270), '(')
   Call: (216) [system] '('=(;)
   Fail: (216) [system] '('=(;)
   Call: (216) [system] '('=(/)
   Fail: (216) [system] '('=(/)
^  Call: (216) [user] is_like_space('(')
   Call: (217) [system] char_type('(', 'white')
   Fail: (217) [system] char_type('(', 'white')
   Call: (217) [system] char_type('(', end_of_line)
   Fail: (217) [system] char_type('(', end_of_line)
   Call: (217) [system] char_type('(', space)
   Fail: (217) [system] char_type('(', space)
   Call: (217) [system] char_type('(', cntrl)
   Fail: (217) [system] char_type('(', cntrl)
^  Fail: (216) [user] is_like_space('(')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1929886)
   Exit: (214) [system] peek_char((0x55fbb4538270), '(')
   Call: (214) [system] '('=')'
   Fail: (214) [system] '('=')'
   Call: (214) [system] '('=end_of_file
   Fail: (214) [system] '('=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55fbb4538270), _1935456)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1937314)
   Exit: (216) [system] peek_char((0x55fbb4538270), '(')
   Call: (216) [system] '('=(;)
   Fail: (216) [system] '('=(;)
   Call: (216) [system] '('=(/)
   Fail: (216) [system] '('=(/)
^  Call: (216) [user] is_like_space('(')
   Call: (217) [system] char_type('(', 'white')
   Fail: (217) [system] char_type('(', 'white')
   Call: (217) [system] char_type('(', end_of_line)
   Fail: (217) [system] char_type('(', end_of_line)
   Call: (217) [system] char_type('(', space)
   Fail: (217) [system] char_type('(', space)
   Call: (217) [system] char_type('(', cntrl)
   Fail: (217) [system] char_type('(', cntrl)
^  Fail: (216) [user] is_like_space('(')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] get_char((0x55fbb4538270), _1953324)
   Exit: (215) [system] get_char((0x55fbb4538270), '(')
   Call: (215) [system] '('='('
   Exit: (215) [system] '('='('
^  Call: (215) [user] read_list(')', (0x55fbb4538270), _1935456)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1958894)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'I')
   Call: (217) [system] 'I'=(;)
   Fail: (217) [system] 'I'=(;)
   Call: (217) [system] 'I'=(/)
   Fail: (217) [system] 'I'=(/)
^  Call: (217) [user] is_like_space('I')
   Call: (218) [system] char_type('I', 'white')
   Fail: (218) [system] char_type('I', 'white')
   Call: (218) [system] char_type('I', end_of_line)
   Fail: (218) [system] char_type('I', end_of_line)
   Call: (218) [system] char_type('I', space)
   Fail: (218) [system] char_type('I', space)
   Call: (218) [system] char_type('I', cntrl)
   Fail: (218) [system] char_type('I', cntrl)
^  Fail: (217) [user] is_like_space('I')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1974904)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'I')
   Call: (216) [system] 'I'=')'
   Fail: (216) [system] 'I'=')'
   Call: (216) [system] 'I'=end_of_file
   Fail: (216) [system] 'I'=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55fbb4538270), _1980474)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1982332)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'I')
   Call: (218) [system] 'I'=(;)
   Fail: (218) [system] 'I'=(;)
   Call: (218) [system] 'I'=(/)
   Fail: (218) [system] 'I'=(/)
^  Call: (218) [user] is_like_space('I')
   Call: (219) [system] char_type('I', 'white')
   Fail: (219) [system] char_type('I', 'white')
   Call: (219) [system] char_type('I', end_of_line)
   Fail: (219) [system] char_type('I', end_of_line)
   Call: (219) [system] char_type('I', space)
   Fail: (219) [system] char_type('I', space)
   Call: (219) [system] char_type('I', cntrl)
   Fail: (219) [system] char_type('I', cntrl)
^  Fail: (218) [user] is_like_space('I')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] get_char((0x55fbb4538270), _1998342)
   Exit: (217) [system] get_char((0x55fbb4538270), 'I')
   Call: (217) [system] 'I'='('
   Fail: (217) [system] 'I'='('
   Call: (217) [system] 'I'='['
   Fail: (217) [system] 'I'='['
   Call: (217) [system] 'I'='{'
   Fail: (217) [system] 'I'='{'
   Call: (217) [system] 'I'='"'
   Fail: (217) [system] 'I'='"'
   Call: (217) [system] 'I'=!
   Fail: (217) [system] 'I'=!
   Call: (217) [system] 'I'='\''
   Fail: (217) [system] 'I'='\''
   Call: (217) [system] 'I'='`'
   Fail: (217) [system] 'I'='`'
   Call: (217) [system] 'I'=end_of_file
   Fail: (217) [system] 'I'=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55fbb4538270), 'I', _1980474)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _2015984)
   Call: (219) [system] peek_char((0x55fbb4538270), _2016918)
   Exit: (219) [system] peek_char((0x55fbb4538270), m)
^  Call: (219) [user] is_delimiter(m)
   Call: (220) [system] char_type(m, space)
   Fail: (220) [system] char_type(m, space)
   Call: (220) [system] arg(_2021638, v('(', ')', end_of_file), m)
   Fail: (220) [system] arg(_2022570, v('(', ')', end_of_file), m)
^  Fail: (219) [user] is_delimiter(m)
   Call: (219) [system] ')'==m
   Fail: (219) [system] ')'==m
   Call: (219) [system] get_char((0x55fbb4538270), m)
   Exit: (219) [system] get_char((0x55fbb4538270), m)
   Call: (219) [system] m=(\)
   Fail: (219) [system] m=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _2029920)
   Call: (220) [system] peek_char((0x55fbb4538270), _2030854)
   Exit: (220) [system] peek_char((0x55fbb4538270), p)
^  Call: (220) [user] is_delimiter(p)
   Call: (221) [system] char_type(p, space)
   Fail: (221) [system] char_type(p, space)
   Call: (221) [system] arg(_2035574, v('(', ')', end_of_file), p)
   Fail: (221) [system] arg(_2036506, v('(', ')', end_of_file), p)
^  Fail: (220) [user] is_delimiter(p)
   Call: (220) [system] ')'==p
   Fail: (220) [system] ')'==p
   Call: (220) [system] get_char((0x55fbb4538270), p)
   Exit: (220) [system] get_char((0x55fbb4538270), p)
   Call: (220) [system] p=(\)
   Fail: (220) [system] p=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _2043856)
   Call: (221) [system] peek_char((0x55fbb4538270), _2044790)
   Exit: (221) [system] peek_char((0x55fbb4538270), l)
^  Call: (221) [user] is_delimiter(l)
   Call: (222) [system] char_type(l, space)
   Fail: (222) [system] char_type(l, space)
   Call: (222) [system] arg(_2049510, v('(', ')', end_of_file), l)
   Fail: (222) [system] arg(_2050442, v('(', ')', end_of_file), l)
^  Fail: (221) [user] is_delimiter(l)
   Call: (221) [system] ')'==l
   Fail: (221) [system] ')'==l
   Call: (221) [system] get_char((0x55fbb4538270), l)
   Exit: (221) [system] get_char((0x55fbb4538270), l)
   Call: (221) [system] l=(\)
   Fail: (221) [system] l=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _2057792)
   Call: (222) [system] peek_char((0x55fbb4538270), _2058726)
   Exit: (222) [system] peek_char((0x55fbb4538270), i)
^  Call: (222) [user] is_delimiter(i)
   Call: (223) [system] char_type(i, space)
   Fail: (223) [system] char_type(i, space)
   Call: (223) [system] arg(_2063446, v('(', ')', end_of_file), i)
   Fail: (223) [system] arg(_2064378, v('(', ')', end_of_file), i)
^  Fail: (222) [user] is_delimiter(i)
   Call: (222) [system] ')'==i
   Fail: (222) [system] ')'==i
   Call: (222) [system] get_char((0x55fbb4538270), i)
   Exit: (222) [system] get_char((0x55fbb4538270), i)
   Call: (222) [system] i=(\)
   Fail: (222) [system] i=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _2071728)
   Call: (223) [system] peek_char((0x55fbb4538270), _2072662)
   Exit: (223) [system] peek_char((0x55fbb4538270), c)
^  Call: (223) [user] is_delimiter(c)
   Call: (224) [system] char_type(c, space)
   Fail: (224) [system] char_type(c, space)
   Call: (224) [system] arg(_2077382, v('(', ')', end_of_file), c)
   Fail: (224) [system] arg(_2078314, v('(', ')', end_of_file), c)
^  Fail: (223) [user] is_delimiter(c)
   Call: (223) [system] ')'==c
   Fail: (223) [system] ')'==c
   Call: (223) [system] get_char((0x55fbb4538270), c)
   Exit: (223) [system] get_char((0x55fbb4538270), c)
   Call: (223) [system] c=(\)
   Fail: (223) [system] c=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _2085664)
   Call: (224) [system] peek_char((0x55fbb4538270), _2086598)
   Exit: (224) [system] peek_char((0x55fbb4538270), a)
^  Call: (224) [user] is_delimiter(a)
   Call: (225) [system] char_type(a, space)
   Fail: (225) [system] char_type(a, space)
   Call: (225) [system] arg(_2091318, v('(', ')', end_of_file), a)
   Fail: (225) [system] arg(_2092250, v('(', ')', end_of_file), a)
^  Fail: (224) [user] is_delimiter(a)
   Call: (224) [system] ')'==a
   Fail: (224) [system] ')'==a
   Call: (224) [system] get_char((0x55fbb4538270), a)
   Exit: (224) [system] get_char((0x55fbb4538270), a)
   Call: (224) [system] a=(\)
   Fail: (224) [system] a=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _7754)
   Call: (225) [system] peek_char((0x55fbb4538270), _8688)
   Exit: (225) [system] peek_char((0x55fbb4538270), t)
^  Call: (225) [user] is_delimiter(t)
   Call: (226) [system] char_type(t, space)
   Fail: (226) [system] char_type(t, space)
   Call: (226) [system] arg(_13408, v('(', ')', end_of_file), t)
   Fail: (226) [system] arg(_14340, v('(', ')', end_of_file), t)
^  Fail: (225) [user] is_delimiter(t)
   Call: (225) [system] ')'==t
   Fail: (225) [system] ')'==t
   Call: (225) [system] get_char((0x55fbb4538270), t)
   Exit: (225) [system] get_char((0x55fbb4538270), t)
   Call: (225) [system] t=(\)
   Fail: (225) [system] t=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _21690)
   Call: (226) [system] peek_char((0x55fbb4538270), _22624)
   Exit: (226) [system] peek_char((0x55fbb4538270), i)
^  Call: (226) [user] is_delimiter(i)
   Call: (227) [system] char_type(i, space)
   Fail: (227) [system] char_type(i, space)
   Call: (227) [system] arg(_27344, v('(', ')', end_of_file), i)
   Fail: (227) [system] arg(_28276, v('(', ')', end_of_file), i)
^  Fail: (226) [user] is_delimiter(i)
   Call: (226) [system] ')'==i
   Fail: (226) [system] ')'==i
   Call: (226) [system] get_char((0x55fbb4538270), i)
   Exit: (226) [system] get_char((0x55fbb4538270), i)
   Call: (226) [system] i=(\)
   Fail: (226) [system] i=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _35626)
   Call: (227) [system] peek_char((0x55fbb4538270), _36560)
   Exit: (227) [system] peek_char((0x55fbb4538270), o)
^  Call: (227) [user] is_delimiter(o)
   Call: (228) [system] char_type(o, space)
   Fail: (228) [system] char_type(o, space)
   Call: (228) [system] arg(_41280, v('(', ')', end_of_file), o)
   Fail: (228) [system] arg(_42212, v('(', ')', end_of_file), o)
^  Fail: (227) [user] is_delimiter(o)
   Call: (227) [system] ')'==o
   Fail: (227) [system] ')'==o
   Call: (227) [system] get_char((0x55fbb4538270), o)
   Exit: (227) [system] get_char((0x55fbb4538270), o)
   Call: (227) [system] o=(\)
   Fail: (227) [system] o=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _49562)
   Call: (228) [system] peek_char((0x55fbb4538270), _50496)
   Exit: (228) [system] peek_char((0x55fbb4538270), n)
^  Call: (228) [user] is_delimiter(n)
   Call: (229) [system] char_type(n, space)
   Fail: (229) [system] char_type(n, space)
   Call: (229) [system] arg(_55216, v('(', ')', end_of_file), n)
   Fail: (229) [system] arg(_56148, v('(', ')', end_of_file), n)
^  Fail: (228) [user] is_delimiter(n)
   Call: (228) [system] ')'==n
   Fail: (228) [system] ')'==n
   Call: (228) [system] get_char((0x55fbb4538270), n)
   Exit: (228) [system] get_char((0x55fbb4538270), n)
   Call: (228) [system] n=(\)
   Fail: (228) [system] n=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _63498)
   Call: (229) [system] peek_char((0x55fbb4538270), _64432)
   Exit: (229) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (229) [user] is_delimiter(' ')
   Call: (230) [system] char_type(' ', space)
   Exit: (230) [system] char_type(' ', space)
^  Exit: (229) [user] is_delimiter(' ')
   Call: (229) [system] _63498=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (228) [system] _49562=[n]
   Exit: (228) [system] [n]=[n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (227) [system] _35626=[o, n]
   Exit: (227) [system] [o, n]=[o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (226) [system] _21690=[i, o, n]
   Exit: (226) [system] [i, o, n]=[i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (225) [system] _7754=[t, i, o, n]
   Exit: (225) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (224) [system] _5024=[a, t, i, o, n]
   Exit: (224) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (223) [system] _5020=[c, a, t, i, o, n]
   Exit: (223) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (222) [system] _5016=[i, c, a, t, i, o, n]
   Exit: (222) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (221) [system] _5012=[l, i, c, a, t, i, o, n]
   Exit: (221) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (220) [system] _5008=[p, l, i, c, a, t, i, o, n]
   Exit: (220) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (219) [system] _5004=[m, p, l, i, c, a, t, i, o, n]
   Exit: (219) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (218) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _5000)
^  Call: (219) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _101656)
^  Call: (221) [system] setup_call_cleanup('$notrace'(_102608, _102610), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _101656), _102590, fail)), '$restore_trace'(_102608, _102610))
^  Call: (222) [system] sig_atomic(system:'$notrace'(_102608, _102610))
^  Exit: (221) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _101656), _102590, fail)), system:'$restore_trace'(3, -1))
   Call: (220) [system] atomic(_101656)
   Fail: (220) [system] atomic(_101656)
   Call: (220) [system] atom_chars(_101656, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (220) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (219) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (219) [system] integer('Implication')
   Fail: (219) [system] integer('Implication')
   Call: (219) [system] _5000='Implication'
   Exit: (219) [system] 'Implication'='Implication'
^  Exit: (218) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (217) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (216) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (216) [user] read_list(')', (0x55fbb4538270), _116606)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _118464)
   Exit: (218) [system] peek_char((0x55fbb4538270), ' ')
   Call: (218) [system] ' '=(;)
   Fail: (218) [system] ' '=(;)
   Call: (218) [system] ' '=(/)
   Fail: (218) [system] ' '=(/)
^  Call: (218) [user] is_like_space(' ')
   Call: (219) [system] char_type(' ', 'white')
   Exit: (219) [system] char_type(' ', 'white')
^  Exit: (218) [user] is_like_space(' ')
   Call: (218) [system] get_char((0x55fbb4538270), _128058)
   Exit: (218) [system] get_char((0x55fbb4538270), ' ')
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _130762)
   Exit: (219) [system] peek_char((0x55fbb4538270), '(')
   Call: (219) [system] '('=(;)
   Fail: (219) [system] '('=(;)
   Call: (219) [system] '('=(/)
   Fail: (219) [system] '('=(/)
^  Call: (219) [user] is_like_space('(')
   Call: (220) [system] char_type('(', 'white')
   Fail: (220) [system] char_type('(', 'white')
   Call: (220) [system] char_type('(', end_of_line)
   Fail: (220) [system] char_type('(', end_of_line)
   Call: (220) [system] char_type('(', space)
   Fail: (220) [system] char_type('(', space)
   Call: (220) [system] char_type('(', cntrl)
   Fail: (220) [system] char_type('(', cntrl)
^  Fail: (219) [user] is_like_space('(')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _147696)
   Exit: (217) [system] peek_char((0x55fbb4538270), '(')
   Call: (217) [system] '('=')'
   Fail: (217) [system] '('=')'
   Call: (217) [system] '('=end_of_file
   Fail: (217) [system] '('=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55fbb4538270), _153266)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _155124)
   Exit: (219) [system] peek_char((0x55fbb4538270), '(')
   Call: (219) [system] '('=(;)
   Fail: (219) [system] '('=(;)
   Call: (219) [system] '('=(/)
   Fail: (219) [system] '('=(/)
^  Call: (219) [user] is_like_space('(')
   Call: (220) [system] char_type('(', 'white')
   Fail: (220) [system] char_type('(', 'white')
   Call: (220) [system] char_type('(', end_of_line)
   Fail: (220) [system] char_type('(', end_of_line)
   Call: (220) [system] char_type('(', space)
   Fail: (220) [system] char_type('(', space)
   Call: (220) [system] char_type('(', cntrl)
   Fail: (220) [system] char_type('(', cntrl)
^  Fail: (219) [user] is_like_space('(')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] get_char((0x55fbb4538270), _171134)
   Exit: (218) [system] get_char((0x55fbb4538270), '(')
   Call: (218) [system] '('='('
   Exit: (218) [system] '('='('
^  Call: (218) [user] read_list(')', (0x55fbb4538270), _153266)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _176704)
   Exit: (220) [system] peek_char((0x55fbb4538270), 'O')
   Call: (220) [system] 'O'=(;)
   Fail: (220) [system] 'O'=(;)
   Call: (220) [system] 'O'=(/)
   Fail: (220) [system] 'O'=(/)
^  Call: (220) [user] is_like_space('O')
   Call: (221) [system] char_type('O', 'white')
   Fail: (221) [system] char_type('O', 'white')
   Call: (221) [system] char_type('O', end_of_line)
   Fail: (221) [system] char_type('O', end_of_line)
   Call: (221) [system] char_type('O', space)
   Fail: (221) [system] char_type('O', space)
   Call: (221) [system] char_type('O', cntrl)
   Fail: (221) [system] char_type('O', cntrl)
^  Fail: (220) [user] is_like_space('O')
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _192714)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'O')
   Call: (219) [system] 'O'=')'
   Fail: (219) [system] 'O'=')'
   Call: (219) [system] 'O'=end_of_file
   Fail: (219) [system] 'O'=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55fbb4538270), _198284)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _200142)
   Exit: (221) [system] peek_char((0x55fbb4538270), 'O')
   Call: (221) [system] 'O'=(;)
   Fail: (221) [system] 'O'=(;)
   Call: (221) [system] 'O'=(/)
   Fail: (221) [system] 'O'=(/)
^  Call: (221) [user] is_like_space('O')
   Call: (222) [system] char_type('O', 'white')
   Fail: (222) [system] char_type('O', 'white')
   Call: (222) [system] char_type('O', end_of_line)
   Fail: (222) [system] char_type('O', end_of_line)
   Call: (222) [system] char_type('O', space)
   Fail: (222) [system] char_type('O', space)
   Call: (222) [system] char_type('O', cntrl)
   Fail: (222) [system] char_type('O', cntrl)
^  Fail: (221) [user] is_like_space('O')
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] get_char((0x55fbb4538270), _216152)
   Exit: (220) [system] get_char((0x55fbb4538270), 'O')
   Call: (220) [system] 'O'='('
   Fail: (220) [system] 'O'='('
   Call: (220) [system] 'O'='['
   Fail: (220) [system] 'O'='['
   Call: (220) [system] 'O'='{'
   Fail: (220) [system] 'O'='{'
   Call: (220) [system] 'O'='"'
   Fail: (220) [system] 'O'='"'
   Call: (220) [system] 'O'=!
   Fail: (220) [system] 'O'=!
   Call: (220) [system] 'O'='\''
   Fail: (220) [system] 'O'='\''
   Call: (220) [system] 'O'='`'
   Fail: (220) [system] 'O'='`'
   Call: (220) [system] 'O'=end_of_file
   Fail: (220) [system] 'O'=end_of_file
^  Call: (220) [user] read_symbolic(')', (0x55fbb4538270), 'O', _198284)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _233794)
   Call: (222) [system] peek_char((0x55fbb4538270), _234728)
   Exit: (222) [system] peek_char((0x55fbb4538270), r)
^  Call: (222) [user] is_delimiter(r)
   Call: (223) [system] char_type(r, space)
   Fail: (223) [system] char_type(r, space)
   Call: (223) [system] arg(_239448, v('(', ')', end_of_file), r)
   Fail: (223) [system] arg(_240380, v('(', ')', end_of_file), r)
^  Fail: (222) [user] is_delimiter(r)
   Call: (222) [system] ')'==r
   Fail: (222) [system] ')'==r
   Call: (222) [system] get_char((0x55fbb4538270), r)
   Exit: (222) [system] get_char((0x55fbb4538270), r)
   Call: (222) [system] r=(\)
   Fail: (222) [system] r=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _247730)
   Call: (223) [system] peek_char((0x55fbb4538270), _248664)
   Exit: (223) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (223) [user] is_delimiter('L')
   Call: (224) [system] char_type('L', space)
   Fail: (224) [system] char_type('L', space)
   Call: (224) [system] arg(_253384, v('(', ')', end_of_file), 'L')
   Fail: (224) [system] arg(_254316, v('(', ')', end_of_file), 'L')
^  Fail: (223) [user] is_delimiter('L')
   Call: (223) [system] ')'=='L'
   Fail: (223) [system] ')'=='L'
   Call: (223) [system] get_char((0x55fbb4538270), 'L')
   Exit: (223) [system] get_char((0x55fbb4538270), 'L')
   Call: (223) [system] 'L'=(\)
   Fail: (223) [system] 'L'=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _261666)
   Call: (224) [system] peek_char((0x55fbb4538270), _262600)
   Exit: (224) [system] peek_char((0x55fbb4538270), i)
^  Call: (224) [user] is_delimiter(i)
   Call: (225) [system] char_type(i, space)
   Fail: (225) [system] char_type(i, space)
   Call: (225) [system] arg(_267320, v('(', ')', end_of_file), i)
   Fail: (225) [system] arg(_268252, v('(', ')', end_of_file), i)
^  Fail: (224) [user] is_delimiter(i)
   Call: (224) [system] ')'==i
   Fail: (224) [system] ')'==i
   Call: (224) [system] get_char((0x55fbb4538270), i)
   Exit: (224) [system] get_char((0x55fbb4538270), i)
   Call: (224) [system] i=(\)
   Fail: (224) [system] i=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _275602)
   Call: (225) [system] peek_char((0x55fbb4538270), _276536)
   Exit: (225) [system] peek_char((0x55fbb4538270), n)
^  Call: (225) [user] is_delimiter(n)
   Call: (226) [system] char_type(n, space)
   Fail: (226) [system] char_type(n, space)
   Call: (226) [system] arg(_281256, v('(', ')', end_of_file), n)
   Fail: (226) [system] arg(_282188, v('(', ')', end_of_file), n)
^  Fail: (225) [user] is_delimiter(n)
   Call: (225) [system] ')'==n
   Fail: (225) [system] ')'==n
   Call: (225) [system] get_char((0x55fbb4538270), n)
   Exit: (225) [system] get_char((0x55fbb4538270), n)
   Call: (225) [system] n=(\)
   Fail: (225) [system] n=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _289538)
   Call: (226) [system] peek_char((0x55fbb4538270), _290472)
   Exit: (226) [system] peek_char((0x55fbb4538270), k)
^  Call: (226) [user] is_delimiter(k)
   Call: (227) [system] char_type(k, space)
   Fail: (227) [system] char_type(k, space)
   Call: (227) [system] arg(_295192, v('(', ')', end_of_file), k)
   Fail: (227) [system] arg(_296124, v('(', ')', end_of_file), k)
^  Fail: (226) [user] is_delimiter(k)
   Call: (226) [system] ')'==k
   Fail: (226) [system] ')'==k
   Call: (226) [system] get_char((0x55fbb4538270), k)
   Exit: (226) [system] get_char((0x55fbb4538270), k)
   Call: (226) [system] k=(\)
   Fail: (226) [system] k=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _303474)
   Call: (227) [system] peek_char((0x55fbb4538270), _304408)
   Exit: (227) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (227) [user] is_delimiter(' ')
   Call: (228) [system] char_type(' ', space)
   Exit: (228) [system] char_type(' ', space)
^  Exit: (227) [user] is_delimiter(' ')
   Call: (227) [system] _303474=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (226) [system] _289538=[k]
   Exit: (226) [system] [k]=[k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (225) [system] _275602=[n, k]
   Exit: (225) [system] [n, k]=[n, k]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (224) [system] _261666=[i, n, k]
   Exit: (224) [system] [i, n, k]=[i, n, k]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (223) [system] _247730=['L', i, n, k]
   Exit: (223) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (222) [system] _233794=[r, 'L', i, n, k]
   Exit: (222) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (221) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _198284)
^  Call: (222) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _327662)
^  Call: (224) [system] setup_call_cleanup('$notrace'(_328614, _328616), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _327662), _328596, fail)), '$restore_trace'(_328614, _328616))
^  Call: (225) [system] sig_atomic(system:'$notrace'(_328614, _328616))
^  Exit: (224) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _327662), _328596, fail)), system:'$restore_trace'(3, -1))
   Call: (223) [system] atomic(_327662)
   Fail: (223) [system] atomic(_327662)
   Call: (223) [system] atom_chars(_327662, ['O', r, 'L', i, n, k])
   Exit: (223) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (222) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (222) [system] integer('OrLink')
   Fail: (222) [system] integer('OrLink')
   Call: (222) [system] _198284='OrLink'
   Exit: (222) [system] 'OrLink'='OrLink'
^  Exit: (221) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (220) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (219) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (219) [user] read_list(')', (0x55fbb4538270), _342612)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _344470)
   Exit: (221) [system] peek_char((0x55fbb4538270), ' ')
   Call: (221) [system] ' '=(;)
   Fail: (221) [system] ' '=(;)
   Call: (221) [system] ' '=(/)
   Fail: (221) [system] ' '=(/)
^  Call: (221) [user] is_like_space(' ')
   Call: (222) [system] char_type(' ', 'white')
   Exit: (222) [system] char_type(' ', 'white')
^  Exit: (221) [user] is_like_space(' ')
   Call: (221) [system] get_char((0x55fbb4538270), _354064)
   Exit: (221) [system] get_char((0x55fbb4538270), ' ')
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _356768)
   Exit: (222) [system] peek_char((0x55fbb4538270), 'C')
   Call: (222) [system] 'C'=(;)
   Fail: (222) [system] 'C'=(;)
   Call: (222) [system] 'C'=(/)
   Fail: (222) [system] 'C'=(/)
^  Call: (222) [user] is_like_space('C')
   Call: (223) [system] char_type('C', 'white')
   Fail: (223) [system] char_type('C', 'white')
   Call: (223) [system] char_type('C', end_of_line)
   Fail: (223) [system] char_type('C', end_of_line)
   Call: (223) [system] char_type('C', space)
   Fail: (223) [system] char_type('C', space)
   Call: (223) [system] char_type('C', cntrl)
   Fail: (223) [system] char_type('C', cntrl)
^  Fail: (222) [user] is_like_space('C')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _373702)
   Exit: (220) [system] peek_char((0x55fbb4538270), 'C')
   Call: (220) [system] 'C'=')'
   Fail: (220) [system] 'C'=')'
   Call: (220) [system] 'C'=end_of_file
   Fail: (220) [system] 'C'=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55fbb4538270), _379272)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _381130)
   Exit: (222) [system] peek_char((0x55fbb4538270), 'C')
   Call: (222) [system] 'C'=(;)
   Fail: (222) [system] 'C'=(;)
   Call: (222) [system] 'C'=(/)
   Fail: (222) [system] 'C'=(/)
^  Call: (222) [user] is_like_space('C')
   Call: (223) [system] char_type('C', 'white')
   Fail: (223) [system] char_type('C', 'white')
   Call: (223) [system] char_type('C', end_of_line)
   Fail: (223) [system] char_type('C', end_of_line)
   Call: (223) [system] char_type('C', space)
   Fail: (223) [system] char_type('C', space)
   Call: (223) [system] char_type('C', cntrl)
   Fail: (223) [system] char_type('C', cntrl)
^  Fail: (222) [user] is_like_space('C')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] get_char((0x55fbb4538270), _397140)
   Exit: (221) [system] get_char((0x55fbb4538270), 'C')
   Call: (221) [system] 'C'='('
   Fail: (221) [system] 'C'='('
   Call: (221) [system] 'C'='['
   Fail: (221) [system] 'C'='['
   Call: (221) [system] 'C'='{'
   Fail: (221) [system] 'C'='{'
   Call: (221) [system] 'C'='"'
   Fail: (221) [system] 'C'='"'
   Call: (221) [system] 'C'=!
   Fail: (221) [system] 'C'=!
   Call: (221) [system] 'C'='\''
   Fail: (221) [system] 'C'='\''
   Call: (221) [system] 'C'='`'
   Fail: (221) [system] 'C'='`'
   Call: (221) [system] 'C'=end_of_file
   Fail: (221) [system] 'C'=end_of_file
^  Call: (221) [user] read_symbolic(')', (0x55fbb4538270), 'C', _379272)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _414782)
   Call: (223) [system] peek_char((0x55fbb4538270), _415716)
   Exit: (223) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (223) [user] is_delimiter(' ')
   Call: (224) [system] char_type(' ', space)
   Exit: (224) [system] char_type(' ', space)
^  Exit: (223) [user] is_delimiter(' ')
   Call: (223) [system] _414782=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (222) [user] classify_and_convert_charseq(['C'], _379272)
^  Call: (223) [user] classify_and_convert_charseq_(['C'], _425000)
^  Call: (225) [system] setup_call_cleanup('$notrace'(_425952, _425954), once(user:catch(read_from_chars(['C'], _425000), _425934, fail)), '$restore_trace'(_425952, _425954))
^  Call: (226) [system] sig_atomic(system:'$notrace'(_425952, _425954))
^  Exit: (225) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _425000), _425934, fail)), system:'$restore_trace'(3, -1))
   Call: (224) [system] atomic(_425000)
   Fail: (224) [system] atomic(_425000)
   Call: (224) [system] atom_chars(_425000, ['C'])
   Exit: (224) [system] atom_chars('C', ['C'])
^  Exit: (223) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (223) [system] integer('C')
   Fail: (223) [system] integer('C')
   Call: (223) [system] _379272='C'
   Exit: (223) [system] 'C'='C'
^  Exit: (222) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (221) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (220) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (220) [user] read_list(')', (0x55fbb4538270), _439950)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _441808)
   Exit: (222) [system] peek_char((0x55fbb4538270), ' ')
   Call: (222) [system] ' '=(;)
   Fail: (222) [system] ' '=(;)
   Call: (222) [system] ' '=(/)
   Fail: (222) [system] ' '=(/)
^  Call: (222) [user] is_like_space(' ')
   Call: (223) [system] char_type(' ', 'white')
   Exit: (223) [system] char_type(' ', 'white')
^  Exit: (222) [user] is_like_space(' ')
   Call: (222) [system] get_char((0x55fbb4538270), _451402)
   Exit: (222) [system] get_char((0x55fbb4538270), ' ')
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _454106)
   Exit: (223) [system] peek_char((0x55fbb4538270), 'D')
   Call: (223) [system] 'D'=(;)
   Fail: (223) [system] 'D'=(;)
   Call: (223) [system] 'D'=(/)
   Fail: (223) [system] 'D'=(/)
^  Call: (223) [user] is_like_space('D')
   Call: (224) [system] char_type('D', 'white')
   Fail: (224) [system] char_type('D', 'white')
   Call: (224) [system] char_type('D', end_of_line)
   Fail: (224) [system] char_type('D', end_of_line)
   Call: (224) [system] char_type('D', space)
   Fail: (224) [system] char_type('D', space)
   Call: (224) [system] char_type('D', cntrl)
   Fail: (224) [system] char_type('D', cntrl)
^  Fail: (223) [user] is_like_space('D')
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _471040)
   Exit: (221) [system] peek_char((0x55fbb4538270), 'D')
   Call: (221) [system] 'D'=')'
   Fail: (221) [system] 'D'=')'
   Call: (221) [system] 'D'=end_of_file
   Fail: (221) [system] 'D'=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55fbb4538270), _476610)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _478468)
   Exit: (223) [system] peek_char((0x55fbb4538270), 'D')
   Call: (223) [system] 'D'=(;)
   Fail: (223) [system] 'D'=(;)
   Call: (223) [system] 'D'=(/)
   Fail: (223) [system] 'D'=(/)
^  Call: (223) [user] is_like_space('D')
   Call: (224) [system] char_type('D', 'white')
   Fail: (224) [system] char_type('D', 'white')
   Call: (224) [system] char_type('D', end_of_line)
   Fail: (224) [system] char_type('D', end_of_line)
   Call: (224) [system] char_type('D', space)
   Fail: (224) [system] char_type('D', space)
   Call: (224) [system] char_type('D', cntrl)
   Fail: (224) [system] char_type('D', cntrl)
^  Fail: (223) [user] is_like_space('D')
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] get_char((0x55fbb4538270), _494478)
   Exit: (222) [system] get_char((0x55fbb4538270), 'D')
   Call: (222) [system] 'D'='('
   Fail: (222) [system] 'D'='('
   Call: (222) [system] 'D'='['
   Fail: (222) [system] 'D'='['
   Call: (222) [system] 'D'='{'
   Fail: (222) [system] 'D'='{'
   Call: (222) [system] 'D'='"'
   Fail: (222) [system] 'D'='"'
   Call: (222) [system] 'D'=!
   Fail: (222) [system] 'D'=!
   Call: (222) [system] 'D'='\''
   Fail: (222) [system] 'D'='\''
   Call: (222) [system] 'D'='`'
   Fail: (222) [system] 'D'='`'
   Call: (222) [system] 'D'=end_of_file
   Fail: (222) [system] 'D'=end_of_file
^  Call: (222) [user] read_symbolic(')', (0x55fbb4538270), 'D', _476610)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _512120)
   Call: (224) [system] peek_char((0x55fbb4538270), _513054)
   Exit: (224) [system] peek_char((0x55fbb4538270), ')')
^  Call: (224) [user] is_delimiter(')')
   Call: (225) [system] char_type(')', space)
   Fail: (225) [system] char_type(')', space)
   Call: (225) [system] arg(_517774, v('(', ')', end_of_file), ')')
   Exit: (225) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (224) [user] is_delimiter(')')
   Call: (224) [system] _512120=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (223) [user] classify_and_convert_charseq(['D'], _476610)
^  Call: (224) [user] classify_and_convert_charseq_(['D'], _524210)
^  Call: (226) [system] setup_call_cleanup('$notrace'(_525162, _525164), once(user:catch(read_from_chars(['D'], _524210), _525144, fail)), '$restore_trace'(_525162, _525164))
^  Call: (227) [system] sig_atomic(system:'$notrace'(_525162, _525164))
^  Exit: (226) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _524210), _525144, fail)), system:'$restore_trace'(3, -1))
   Call: (225) [system] atomic(_524210)
   Fail: (225) [system] atomic(_524210)
   Call: (225) [system] atom_chars(_524210, ['D'])
   Exit: (225) [system] atom_chars('D', ['D'])
^  Exit: (224) [user] classify_and_convert_charseq_(['D'], 'D')
   Call: (224) [system] integer('D')
   Fail: (224) [system] integer('D')
   Call: (224) [system] _476610='D'
   Exit: (224) [system] 'D'='D'
^  Exit: (223) [user] classify_and_convert_charseq(['D'], 'D')
^  Exit: (222) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'D')
^  Exit: (221) [user] cont_sexpr(')', (0x55fbb4538270), 'D')
^  Call: (221) [user] read_list(')', (0x55fbb4538270), _539160)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _541018)
   Exit: (223) [system] peek_char((0x55fbb4538270), ')')
   Call: (223) [system] ')'=(;)
   Fail: (223) [system] ')'=(;)
   Call: (223) [system] ')'=(/)
   Fail: (223) [system] ')'=(/)
^  Call: (223) [user] is_like_space(')')
   Call: (224) [system] char_type(')', 'white')
   Fail: (224) [system] char_type(')', 'white')
   Call: (224) [system] char_type(')', end_of_line)
   Fail: (224) [system] char_type(')', end_of_line)
   Call: (224) [system] char_type(')', space)
   Fail: (224) [system] char_type(')', space)
   Call: (224) [system] char_type(')', cntrl)
   Fail: (224) [system] char_type(')', cntrl)
^  Fail: (223) [user] is_like_space(')')
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _557028)
   Exit: (222) [system] peek_char((0x55fbb4538270), ')')
   Call: (222) [system] ')'=')'
   Exit: (222) [system] ')'=')'
   Call: (222) [system] get_char((0x55fbb4538270), _560818)
   Exit: (222) [system] get_char((0x55fbb4538270), ')')
   Call: (222) [system] _539160=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_list(')', (0x55fbb4538270), [])
   Call: (221) [system] _439950=['D']
   Exit: (221) [system] ['D']=['D']
^  Exit: (220) [user] read_list(')', (0x55fbb4538270), ['D'])
   Call: (220) [system] _342612=['C', 'D']
   Exit: (220) [system] ['C', 'D']=['C', 'D']
^  Exit: (219) [user] read_list(')', (0x55fbb4538270), ['C', 'D'])
   Call: (219) [system] _153266=['OrLink', 'C', 'D']
   Exit: (219) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (218) [user] read_list(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Exit: (217) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Call: (217) [user] read_list(')', (0x55fbb4538270), _574700)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _576558)
   Exit: (219) [system] peek_char((0x55fbb4538270), ' ')
   Call: (219) [system] ' '=(;)
   Fail: (219) [system] ' '=(;)
   Call: (219) [system] ' '=(/)
   Fail: (219) [system] ' '=(/)
^  Call: (219) [user] is_like_space(' ')
   Call: (220) [system] char_type(' ', 'white')
   Exit: (220) [system] char_type(' ', 'white')
^  Exit: (219) [user] is_like_space(' ')
   Call: (219) [system] get_char((0x55fbb4538270), _586152)
   Exit: (219) [system] get_char((0x55fbb4538270), ' ')
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _588856)
   Exit: (220) [system] peek_char((0x55fbb4538270), 'E')
   Call: (220) [system] 'E'=(;)
   Fail: (220) [system] 'E'=(;)
   Call: (220) [system] 'E'=(/)
   Fail: (220) [system] 'E'=(/)
^  Call: (220) [user] is_like_space('E')
   Call: (221) [system] char_type('E', 'white')
   Fail: (221) [system] char_type('E', 'white')
   Call: (221) [system] char_type('E', end_of_line)
   Fail: (221) [system] char_type('E', end_of_line)
   Call: (221) [system] char_type('E', space)
   Fail: (221) [system] char_type('E', space)
   Call: (221) [system] char_type('E', cntrl)
   Fail: (221) [system] char_type('E', cntrl)
^  Fail: (220) [user] is_like_space('E')
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _605790)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'E')
   Call: (218) [system] 'E'=')'
   Fail: (218) [system] 'E'=')'
   Call: (218) [system] 'E'=end_of_file
   Fail: (218) [system] 'E'=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55fbb4538270), _611360)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _613218)
   Exit: (220) [system] peek_char((0x55fbb4538270), 'E')
   Call: (220) [system] 'E'=(;)
   Fail: (220) [system] 'E'=(;)
   Call: (220) [system] 'E'=(/)
   Fail: (220) [system] 'E'=(/)
^  Call: (220) [user] is_like_space('E')
   Call: (221) [system] char_type('E', 'white')
   Fail: (221) [system] char_type('E', 'white')
   Call: (221) [system] char_type('E', end_of_line)
   Fail: (221) [system] char_type('E', end_of_line)
   Call: (221) [system] char_type('E', space)
   Fail: (221) [system] char_type('E', space)
   Call: (221) [system] char_type('E', cntrl)
   Fail: (221) [system] char_type('E', cntrl)
^  Fail: (220) [user] is_like_space('E')
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] get_char((0x55fbb4538270), _629228)
   Exit: (219) [system] get_char((0x55fbb4538270), 'E')
   Call: (219) [system] 'E'='('
   Fail: (219) [system] 'E'='('
   Call: (219) [system] 'E'='['
   Fail: (219) [system] 'E'='['
   Call: (219) [system] 'E'='{'
   Fail: (219) [system] 'E'='{'
   Call: (219) [system] 'E'='"'
   Fail: (219) [system] 'E'='"'
   Call: (219) [system] 'E'=!
   Fail: (219) [system] 'E'=!
   Call: (219) [system] 'E'='\''
   Fail: (219) [system] 'E'='\''
   Call: (219) [system] 'E'='`'
   Fail: (219) [system] 'E'='`'
   Call: (219) [system] 'E'=end_of_file
   Fail: (219) [system] 'E'=end_of_file
^  Call: (219) [user] read_symbolic(')', (0x55fbb4538270), 'E', _611360)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _646870)
   Call: (221) [system] peek_char((0x55fbb4538270), _647804)
   Exit: (221) [system] peek_char((0x55fbb4538270), ')')
^  Call: (221) [user] is_delimiter(')')
   Call: (222) [system] char_type(')', space)
   Fail: (222) [system] char_type(')', space)
   Call: (222) [system] arg(_652524, v('(', ')', end_of_file), ')')
   Exit: (222) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (221) [user] is_delimiter(')')
   Call: (221) [system] _646870=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (220) [user] classify_and_convert_charseq(['E'], _611360)
^  Call: (221) [user] classify_and_convert_charseq_(['E'], _658960)
^  Call: (223) [system] setup_call_cleanup('$notrace'(_659912, _659914), once(user:catch(read_from_chars(['E'], _658960), _659894, fail)), '$restore_trace'(_659912, _659914))
^  Call: (224) [system] sig_atomic(system:'$notrace'(_659912, _659914))
^  Exit: (223) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _658960), _659894, fail)), system:'$restore_trace'(3, -1))
   Call: (222) [system] atomic(_658960)
   Fail: (222) [system] atomic(_658960)
   Call: (222) [system] atom_chars(_658960, ['E'])
   Exit: (222) [system] atom_chars('E', ['E'])
^  Exit: (221) [user] classify_and_convert_charseq_(['E'], 'E')
   Call: (221) [system] integer('E')
   Fail: (221) [system] integer('E')
   Call: (221) [system] _611360='E'
   Exit: (221) [system] 'E'='E'
^  Exit: (220) [user] classify_and_convert_charseq(['E'], 'E')
^  Exit: (219) [user] read_symbolic(')', (0x55fbb4538270), 'E', 'E')
^  Exit: (218) [user] cont_sexpr(')', (0x55fbb4538270), 'E')
^  Call: (218) [user] read_list(')', (0x55fbb4538270), _673910)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _675768)
   Exit: (220) [system] peek_char((0x55fbb4538270), ')')
   Call: (220) [system] ')'=(;)
   Fail: (220) [system] ')'=(;)
   Call: (220) [system] ')'=(/)
   Fail: (220) [system] ')'=(/)
^  Call: (220) [user] is_like_space(')')
   Call: (221) [system] char_type(')', 'white')
   Fail: (221) [system] char_type(')', 'white')
   Call: (221) [system] char_type(')', end_of_line)
   Fail: (221) [system] char_type(')', end_of_line)
   Call: (221) [system] char_type(')', space)
   Fail: (221) [system] char_type(')', space)
   Call: (221) [system] char_type(')', cntrl)
   Fail: (221) [system] char_type(')', cntrl)
^  Fail: (220) [user] is_like_space(')')
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _691778)
   Exit: (219) [system] peek_char((0x55fbb4538270), ')')
   Call: (219) [system] ')'=')'
   Exit: (219) [system] ')'=')'
   Call: (219) [system] get_char((0x55fbb4538270), _695568)
   Exit: (219) [system] get_char((0x55fbb4538270), ')')
   Call: (219) [system] _673910=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_list(')', (0x55fbb4538270), [])
   Call: (218) [system] _574700=['E']
   Exit: (218) [system] ['E']=['E']
^  Exit: (217) [user] read_list(')', (0x55fbb4538270), ['E'])
   Call: (217) [system] _116606=[['OrLink', 'C', 'D'], 'E']
   Exit: (217) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (216) [user] read_list(')', (0x55fbb4538270), [['OrLink', 'C', 'D'], 'E'])
   Call: (216) [system] _4994=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (216) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (215) [user] read_list(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (214) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (214) [user] read_list(')', (0x55fbb4538270), _709450)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _711308)
   Exit: (216) [system] peek_char((0x55fbb4538270), ')')
   Call: (216) [system] ')'=(;)
   Fail: (216) [system] ')'=(;)
   Call: (216) [system] ')'=(/)
   Fail: (216) [system] ')'=(/)
^  Call: (216) [user] is_like_space(')')
   Call: (217) [system] char_type(')', 'white')
   Fail: (217) [system] char_type(')', 'white')
   Call: (217) [system] char_type(')', end_of_line)
   Fail: (217) [system] char_type(')', end_of_line)
   Call: (217) [system] char_type(')', space)
   Fail: (217) [system] char_type(')', space)
   Call: (217) [system] char_type(')', cntrl)
   Fail: (217) [system] char_type(')', cntrl)
^  Fail: (216) [user] is_like_space(')')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _727318)
   Exit: (215) [system] peek_char((0x55fbb4538270), ')')
   Call: (215) [system] ')'=')'
   Exit: (215) [system] ')'=')'
   Call: (215) [system] get_char((0x55fbb4538270), _731108)
   Exit: (215) [system] get_char((0x55fbb4538270), ')')
   Call: (215) [system] _709450=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_list(')', (0x55fbb4538270), [])
   Call: (214) [system] _4990=[['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (214) [system] [['Implication', ['OrLink', 'C', 'D'], 'E']]=[['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (213) [user] read_list(')', (0x55fbb4538270), [['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (213) [system] _4984=['B', ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (213) [system] ['B', ['Implication', ['OrLink', 'C', 'D'], 'E']]=['B', ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (212) [user] read_list(')', (0x55fbb4538270), ['B', ['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (212) [system] _4976=['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (212) [system] ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]=['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Exit: (210) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _744990)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _746848)
   Exit: (212) [system] peek_char((0x55fbb4538270), ')')
   Call: (212) [system] ')'=(;)
   Fail: (212) [system] ')'=(;)
   Call: (212) [system] ')'=(/)
   Fail: (212) [system] ')'=(/)
^  Call: (212) [user] is_like_space(')')
   Call: (213) [system] char_type(')', 'white')
   Fail: (213) [system] char_type(')', 'white')
   Call: (213) [system] char_type(')', end_of_line)
   Fail: (213) [system] char_type(')', end_of_line)
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] char_type(')', cntrl)
   Fail: (213) [system] char_type(')', cntrl)
^  Fail: (212) [user] is_like_space(')')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _762858)
   Exit: (211) [system] peek_char((0x55fbb4538270), ')')
   Call: (211) [system] ')'=')'
   Exit: (211) [system] ')'=')'
   Call: (211) [system] get_char((0x55fbb4538270), _766648)
   Exit: (211) [system] get_char((0x55fbb4538270), ')')
   Call: (211) [system] _744990=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), [])
   Call: (210) [system] _4972=[['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (210) [system] [['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (209) [system] _4948=[['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (209) [system] [['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), [['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (208) [system] _4940=[:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (208) [system] [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Exit: (206) [user] cont_sexpr(')', (0x55fbb4538270), [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _780530)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _782388)
   Exit: (208) [system] peek_char((0x55fbb4538270), '\n')
   Call: (208) [system] '\n'=(;)
   Fail: (208) [system] '\n'=(;)
   Call: (208) [system] '\n'=(/)
   Fail: (208) [system] '\n'=(/)
^  Call: (208) [user] is_like_space('\n')
   Call: (209) [system] char_type('\n', 'white')
   Fail: (209) [system] char_type('\n', 'white')
   Call: (209) [system] char_type('\n', end_of_line)
   Exit: (209) [system] char_type('\n', end_of_line)
^  Exit: (208) [user] is_like_space('\n')
   Call: (208) [system] get_char((0x55fbb4538270), _793838)
   Exit: (208) [system] get_char((0x55fbb4538270), '\n')
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _796542)
   Exit: (209) [system] peek_char((0x55fbb4538270), '\t')
   Call: (209) [system] '\t'=(;)
   Fail: (209) [system] '\t'=(;)
   Call: (209) [system] '\t'=(/)
   Fail: (209) [system] '\t'=(/)
^  Call: (209) [user] is_like_space('\t')
   Call: (210) [system] char_type('\t', 'white')
   Exit: (210) [system] char_type('\t', 'white')
^  Exit: (209) [user] is_like_space('\t')
   Call: (209) [system] get_char((0x55fbb4538270), _806136)
   Exit: (209) [system] get_char((0x55fbb4538270), '\t')
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _808840)
   Exit: (210) [system] peek_char((0x55fbb4538270), '\t')
   Call: (210) [system] '\t'=(;)
   Fail: (210) [system] '\t'=(;)
   Call: (210) [system] '\t'=(/)
   Fail: (210) [system] '\t'=(/)
^  Call: (210) [user] is_like_space('\t')
   Call: (211) [system] char_type('\t', 'white')
   Exit: (211) [system] char_type('\t', 'white')
^  Exit: (210) [user] is_like_space('\t')
   Call: (210) [system] get_char((0x55fbb4538270), _818434)
   Exit: (210) [system] get_char((0x55fbb4538270), '\t')
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _821138)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
   Call: (211) [system] ' '=(/)
   Fail: (211) [system] ' '=(/)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55fbb4538270), _830732)
   Exit: (211) [system] get_char((0x55fbb4538270), ' ')
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _833436)
   Exit: (212) [system] peek_char((0x55fbb4538270), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
   Call: (212) [system] '('=(/)
   Fail: (212) [system] '('=(/)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _853142)
   Exit: (207) [system] peek_char((0x55fbb4538270), '(')
   Call: (207) [system] '('=')'
   Fail: (207) [system] '('=')'
   Call: (207) [system] '('=end_of_file
   Fail: (207) [system] '('=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55fbb4538270), _858712)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _860570)
   Exit: (209) [system] peek_char((0x55fbb4538270), '(')
   Call: (209) [system] '('=(;)
   Fail: (209) [system] '('=(;)
   Call: (209) [system] '('=(/)
   Fail: (209) [system] '('=(/)
^  Call: (209) [user] is_like_space('(')
   Call: (210) [system] char_type('(', 'white')
   Fail: (210) [system] char_type('(', 'white')
   Call: (210) [system] char_type('(', end_of_line)
   Fail: (210) [system] char_type('(', end_of_line)
   Call: (210) [system] char_type('(', space)
   Fail: (210) [system] char_type('(', space)
   Call: (210) [system] char_type('(', cntrl)
   Fail: (210) [system] char_type('(', cntrl)
^  Fail: (209) [user] is_like_space('(')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] get_char((0x55fbb4538270), _876580)
   Exit: (208) [system] get_char((0x55fbb4538270), '(')
   Call: (208) [system] '('='('
   Exit: (208) [system] '('='('
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _858712)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _882150)
   Exit: (210) [system] peek_char((0x55fbb4538270), :)
   Call: (210) [system] (:)=(;)
   Fail: (210) [system] (:)=(;)
   Call: (210) [system] (:)=(/)
   Fail: (210) [system] (:)=(/)
^  Call: (210) [user] is_like_space(:)
   Call: (211) [system] char_type(:, 'white')
   Fail: (211) [system] char_type(:, 'white')
   Call: (211) [system] char_type(:, end_of_line)
   Fail: (211) [system] char_type(:, end_of_line)
   Call: (211) [system] char_type(:, space)
   Fail: (211) [system] char_type(:, space)
   Call: (211) [system] char_type(:, cntrl)
   Fail: (211) [system] char_type(:, cntrl)
^  Fail: (210) [user] is_like_space(:)
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _898160)
   Exit: (209) [system] peek_char((0x55fbb4538270), :)
   Call: (209) [system] (:)=')'
   Fail: (209) [system] (:)=')'
   Call: (209) [system] (:)=end_of_file
   Fail: (209) [system] (:)=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55fbb4538270), _903730)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _905588)
   Exit: (211) [system] peek_char((0x55fbb4538270), :)
   Call: (211) [system] (:)=(;)
   Fail: (211) [system] (:)=(;)
   Call: (211) [system] (:)=(/)
   Fail: (211) [system] (:)=(/)
^  Call: (211) [user] is_like_space(:)
   Call: (212) [system] char_type(:, 'white')
   Fail: (212) [system] char_type(:, 'white')
   Call: (212) [system] char_type(:, end_of_line)
   Fail: (212) [system] char_type(:, end_of_line)
   Call: (212) [system] char_type(:, space)
   Fail: (212) [system] char_type(:, space)
   Call: (212) [system] char_type(:, cntrl)
   Fail: (212) [system] char_type(:, cntrl)
^  Fail: (211) [user] is_like_space(:)
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] get_char((0x55fbb4538270), _921598)
   Exit: (210) [system] get_char((0x55fbb4538270), :)
   Call: (210) [system] (:)='('
   Fail: (210) [system] (:)='('
   Call: (210) [system] (:)='['
   Fail: (210) [system] (:)='['
   Call: (210) [system] (:)='{'
   Fail: (210) [system] (:)='{'
   Call: (210) [system] (:)='"'
   Fail: (210) [system] (:)='"'
   Call: (210) [system] (:)=!
   Fail: (210) [system] (:)=!
   Call: (210) [system] (:)='\''
   Fail: (210) [system] (:)='\''
   Call: (210) [system] (:)='`'
   Fail: (210) [system] (:)='`'
   Call: (210) [system] (:)=end_of_file
   Fail: (210) [system] (:)=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55fbb4538270), :, _903730)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _939240)
   Call: (212) [system] peek_char((0x55fbb4538270), _940174)
   Exit: (212) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (212) [user] is_delimiter(' ')
   Call: (213) [system] char_type(' ', space)
   Exit: (213) [system] char_type(' ', space)
^  Exit: (212) [user] is_delimiter(' ')
   Call: (212) [system] _939240=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (211) [user] classify_and_convert_charseq([:], _903730)
^  Call: (212) [user] classify_and_convert_charseq_([:], _949458)
^  Call: (214) [system] setup_call_cleanup('$notrace'(_950410, _950412), once(user:catch(read_from_chars([:], _949458), _950392, fail)), '$restore_trace'(_950410, _950412))
^  Call: (215) [system] sig_atomic(system:'$notrace'(_950410, _950412))
^  Exit: (214) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _950392, fail)), system:'$restore_trace'(3, -1))
   Call: (213) [system] atomic(:)
   Exit: (213) [system] atomic(:)
^  Exit: (212) [user] classify_and_convert_charseq_([:], :)
   Call: (212) [system] integer(:)
   Fail: (212) [system] integer(:)
   Call: (212) [system] _903730=(:)
   Exit: (212) [system] (:)=(:)
^  Exit: (211) [user] classify_and_convert_charseq([:], :)
^  Exit: (210) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (209) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _962538)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _964396)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
   Call: (211) [system] ' '=(/)
   Fail: (211) [system] ' '=(/)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55fbb4538270), _973990)
   Exit: (211) [system] get_char((0x55fbb4538270), ' ')
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _976694)
   Exit: (212) [system] peek_char((0x55fbb4538270), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
   Call: (212) [system] '('=(/)
   Fail: (212) [system] '('=(/)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _993628)
   Exit: (210) [system] peek_char((0x55fbb4538270), '(')
   Call: (210) [system] '('=')'
   Fail: (210) [system] '('=')'
   Call: (210) [system] '('=end_of_file
   Fail: (210) [system] '('=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55fbb4538270), _999198)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1001056)
   Exit: (212) [system] peek_char((0x55fbb4538270), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
   Call: (212) [system] '('=(/)
   Fail: (212) [system] '('=(/)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] get_char((0x55fbb4538270), _1017066)
   Exit: (211) [system] get_char((0x55fbb4538270), '(')
   Call: (211) [system] '('='('
   Exit: (211) [system] '('='('
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _999198)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1022636)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'C')
   Call: (213) [system] 'C'=(;)
   Fail: (213) [system] 'C'=(;)
   Call: (213) [system] 'C'=(/)
   Fail: (213) [system] 'C'=(/)
^  Call: (213) [user] is_like_space('C')
   Call: (214) [system] char_type('C', 'white')
   Fail: (214) [system] char_type('C', 'white')
   Call: (214) [system] char_type('C', end_of_line)
   Fail: (214) [system] char_type('C', end_of_line)
   Call: (214) [system] char_type('C', space)
   Fail: (214) [system] char_type('C', space)
   Call: (214) [system] char_type('C', cntrl)
   Fail: (214) [system] char_type('C', cntrl)
^  Fail: (213) [user] is_like_space('C')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1038646)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'C')
   Call: (212) [system] 'C'=')'
   Fail: (212) [system] 'C'=')'
   Call: (212) [system] 'C'=end_of_file
   Fail: (212) [system] 'C'=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55fbb4538270), _1044216)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1046074)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'C')
   Call: (214) [system] 'C'=(;)
   Fail: (214) [system] 'C'=(;)
   Call: (214) [system] 'C'=(/)
   Fail: (214) [system] 'C'=(/)
^  Call: (214) [user] is_like_space('C')
   Call: (215) [system] char_type('C', 'white')
   Fail: (215) [system] char_type('C', 'white')
   Call: (215) [system] char_type('C', end_of_line)
   Fail: (215) [system] char_type('C', end_of_line)
   Call: (215) [system] char_type('C', space)
   Fail: (215) [system] char_type('C', space)
   Call: (215) [system] char_type('C', cntrl)
   Fail: (215) [system] char_type('C', cntrl)
^  Fail: (214) [user] is_like_space('C')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] get_char((0x55fbb4538270), _1062084)
   Exit: (213) [system] get_char((0x55fbb4538270), 'C')
   Call: (213) [system] 'C'='('
   Fail: (213) [system] 'C'='('
   Call: (213) [system] 'C'='['
   Fail: (213) [system] 'C'='['
   Call: (213) [system] 'C'='{'
   Fail: (213) [system] 'C'='{'
   Call: (213) [system] 'C'='"'
   Fail: (213) [system] 'C'='"'
   Call: (213) [system] 'C'=!
   Fail: (213) [system] 'C'=!
   Call: (213) [system] 'C'='\''
   Fail: (213) [system] 'C'='\''
   Call: (213) [system] 'C'='`'
   Fail: (213) [system] 'C'='`'
   Call: (213) [system] 'C'=end_of_file
   Fail: (213) [system] 'C'=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55fbb4538270), 'C', _1044216)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1079726)
   Call: (215) [system] peek_char((0x55fbb4538270), _1080660)
   Exit: (215) [system] peek_char((0x55fbb4538270), o)
^  Call: (215) [user] is_delimiter(o)
   Call: (216) [system] char_type(o, space)
   Fail: (216) [system] char_type(o, space)
   Call: (216) [system] arg(_1085380, v('(', ')', end_of_file), o)
   Fail: (216) [system] arg(_1086312, v('(', ')', end_of_file), o)
^  Fail: (215) [user] is_delimiter(o)
   Call: (215) [system] ')'==o
   Fail: (215) [system] ')'==o
   Call: (215) [system] get_char((0x55fbb4538270), o)
   Exit: (215) [system] get_char((0x55fbb4538270), o)
   Call: (215) [system] o=(\)
   Fail: (215) [system] o=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1093662)
   Call: (216) [system] peek_char((0x55fbb4538270), _1094596)
   Exit: (216) [system] peek_char((0x55fbb4538270), n)
^  Call: (216) [user] is_delimiter(n)
   Call: (217) [system] char_type(n, space)
   Fail: (217) [system] char_type(n, space)
   Call: (217) [system] arg(_1099316, v('(', ')', end_of_file), n)
   Fail: (217) [system] arg(_1100248, v('(', ')', end_of_file), n)
^  Fail: (216) [user] is_delimiter(n)
   Call: (216) [system] ')'==n
   Fail: (216) [system] ')'==n
   Call: (216) [system] get_char((0x55fbb4538270), n)
   Exit: (216) [system] get_char((0x55fbb4538270), n)
   Call: (216) [system] n=(\)
   Fail: (216) [system] n=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1107598)
   Call: (217) [system] peek_char((0x55fbb4538270), _1108532)
   Exit: (217) [system] peek_char((0x55fbb4538270), j)
^  Call: (217) [user] is_delimiter(j)
   Call: (218) [system] char_type(j, space)
   Fail: (218) [system] char_type(j, space)
   Call: (218) [system] arg(_1113252, v('(', ')', end_of_file), j)
   Fail: (218) [system] arg(_1114184, v('(', ')', end_of_file), j)
^  Fail: (217) [user] is_delimiter(j)
   Call: (217) [system] ')'==j
   Fail: (217) [system] ')'==j
   Call: (217) [system] get_char((0x55fbb4538270), j)
   Exit: (217) [system] get_char((0x55fbb4538270), j)
   Call: (217) [system] j=(\)
   Fail: (217) [system] j=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1121534)
   Call: (218) [system] peek_char((0x55fbb4538270), _1122468)
   Exit: (218) [system] peek_char((0x55fbb4538270), u)
^  Call: (218) [user] is_delimiter(u)
   Call: (219) [system] char_type(u, space)
   Fail: (219) [system] char_type(u, space)
   Call: (219) [system] arg(_1127188, v('(', ')', end_of_file), u)
   Fail: (219) [system] arg(_1128120, v('(', ')', end_of_file), u)
^  Fail: (218) [user] is_delimiter(u)
   Call: (218) [system] ')'==u
   Fail: (218) [system] ')'==u
   Call: (218) [system] get_char((0x55fbb4538270), u)
   Exit: (218) [system] get_char((0x55fbb4538270), u)
   Call: (218) [system] u=(\)
   Fail: (218) [system] u=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1135470)
   Call: (219) [system] peek_char((0x55fbb4538270), _1136404)
   Exit: (219) [system] peek_char((0x55fbb4538270), n)
^  Call: (219) [user] is_delimiter(n)
   Call: (220) [system] char_type(n, space)
   Fail: (220) [system] char_type(n, space)
   Call: (220) [system] arg(_1141124, v('(', ')', end_of_file), n)
   Fail: (220) [system] arg(_1142056, v('(', ')', end_of_file), n)
^  Fail: (219) [user] is_delimiter(n)
   Call: (219) [system] ')'==n
   Fail: (219) [system] ')'==n
   Call: (219) [system] get_char((0x55fbb4538270), n)
   Exit: (219) [system] get_char((0x55fbb4538270), n)
   Call: (219) [system] n=(\)
   Fail: (219) [system] n=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1149406)
   Call: (220) [system] peek_char((0x55fbb4538270), _1150340)
   Exit: (220) [system] peek_char((0x55fbb4538270), c)
^  Call: (220) [user] is_delimiter(c)
   Call: (221) [system] char_type(c, space)
   Fail: (221) [system] char_type(c, space)
   Call: (221) [system] arg(_1155060, v('(', ')', end_of_file), c)
   Fail: (221) [system] arg(_1155992, v('(', ')', end_of_file), c)
^  Fail: (220) [user] is_delimiter(c)
   Call: (220) [system] ')'==c
   Fail: (220) [system] ')'==c
   Call: (220) [system] get_char((0x55fbb4538270), c)
   Exit: (220) [system] get_char((0x55fbb4538270), c)
   Call: (220) [system] c=(\)
   Fail: (220) [system] c=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1163342)
   Call: (221) [system] peek_char((0x55fbb4538270), _1164276)
   Exit: (221) [system] peek_char((0x55fbb4538270), t)
^  Call: (221) [user] is_delimiter(t)
   Call: (222) [system] char_type(t, space)
   Fail: (222) [system] char_type(t, space)
   Call: (222) [system] arg(_1168996, v('(', ')', end_of_file), t)
   Fail: (222) [system] arg(_1169928, v('(', ')', end_of_file), t)
^  Fail: (221) [user] is_delimiter(t)
   Call: (221) [system] ')'==t
   Fail: (221) [system] ')'==t
   Call: (221) [system] get_char((0x55fbb4538270), t)
   Exit: (221) [system] get_char((0x55fbb4538270), t)
   Call: (221) [system] t=(\)
   Fail: (221) [system] t=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1177278)
   Call: (222) [system] peek_char((0x55fbb4538270), _1178212)
   Exit: (222) [system] peek_char((0x55fbb4538270), i)
^  Call: (222) [user] is_delimiter(i)
   Call: (223) [system] char_type(i, space)
   Fail: (223) [system] char_type(i, space)
   Call: (223) [system] arg(_1182932, v('(', ')', end_of_file), i)
   Fail: (223) [system] arg(_1183864, v('(', ')', end_of_file), i)
^  Fail: (222) [user] is_delimiter(i)
   Call: (222) [system] ')'==i
   Fail: (222) [system] ')'==i
   Call: (222) [system] get_char((0x55fbb4538270), i)
   Exit: (222) [system] get_char((0x55fbb4538270), i)
   Call: (222) [system] i=(\)
   Fail: (222) [system] i=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _1191214)
   Call: (223) [system] peek_char((0x55fbb4538270), _1192148)
   Exit: (223) [system] peek_char((0x55fbb4538270), o)
^  Call: (223) [user] is_delimiter(o)
   Call: (224) [system] char_type(o, space)
   Fail: (224) [system] char_type(o, space)
   Call: (224) [system] arg(_1196868, v('(', ')', end_of_file), o)
   Fail: (224) [system] arg(_1197800, v('(', ')', end_of_file), o)
^  Fail: (223) [user] is_delimiter(o)
   Call: (223) [system] ')'==o
   Fail: (223) [system] ')'==o
   Call: (223) [system] get_char((0x55fbb4538270), o)
   Exit: (223) [system] get_char((0x55fbb4538270), o)
   Call: (223) [system] o=(\)
   Fail: (223) [system] o=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _1205150)
   Call: (224) [system] peek_char((0x55fbb4538270), _1206084)
   Exit: (224) [system] peek_char((0x55fbb4538270), n)
^  Call: (224) [user] is_delimiter(n)
   Call: (225) [system] char_type(n, space)
   Fail: (225) [system] char_type(n, space)
   Call: (225) [system] arg(_1210804, v('(', ')', end_of_file), n)
   Fail: (225) [system] arg(_1211736, v('(', ')', end_of_file), n)
^  Fail: (224) [user] is_delimiter(n)
   Call: (224) [system] ')'==n
   Fail: (224) [system] ')'==n
   Call: (224) [system] get_char((0x55fbb4538270), n)
   Exit: (224) [system] get_char((0x55fbb4538270), n)
   Call: (224) [system] n=(\)
   Fail: (224) [system] n=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _1219086)
   Call: (225) [system] peek_char((0x55fbb4538270), _1220020)
   Exit: (225) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (225) [user] is_delimiter('I')
   Call: (226) [system] char_type('I', space)
   Fail: (226) [system] char_type('I', space)
   Call: (226) [system] arg(_1224740, v('(', ')', end_of_file), 'I')
   Fail: (226) [system] arg(_1225672, v('(', ')', end_of_file), 'I')
^  Fail: (225) [user] is_delimiter('I')
   Call: (225) [system] ')'=='I'
   Fail: (225) [system] ')'=='I'
   Call: (225) [system] get_char((0x55fbb4538270), 'I')
   Exit: (225) [system] get_char((0x55fbb4538270), 'I')
   Call: (225) [system] 'I'=(\)
   Fail: (225) [system] 'I'=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _1233022)
   Call: (226) [system] peek_char((0x55fbb4538270), _1233956)
   Exit: (226) [system] peek_char((0x55fbb4538270), n)
^  Call: (226) [user] is_delimiter(n)
   Call: (227) [system] char_type(n, space)
   Fail: (227) [system] char_type(n, space)
   Call: (227) [system] arg(_1238676, v('(', ')', end_of_file), n)
   Fail: (227) [system] arg(_1239608, v('(', ')', end_of_file), n)
^  Fail: (226) [user] is_delimiter(n)
   Call: (226) [system] ')'==n
   Fail: (226) [system] ')'==n
   Call: (226) [system] get_char((0x55fbb4538270), n)
   Exit: (226) [system] get_char((0x55fbb4538270), n)
   Call: (226) [system] n=(\)
   Fail: (226) [system] n=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _1246958)
   Call: (227) [system] peek_char((0x55fbb4538270), _1247892)
   Exit: (227) [system] peek_char((0x55fbb4538270), t)
^  Call: (227) [user] is_delimiter(t)
   Call: (228) [system] char_type(t, space)
   Fail: (228) [system] char_type(t, space)
   Call: (228) [system] arg(_1252612, v('(', ')', end_of_file), t)
   Fail: (228) [system] arg(_1253544, v('(', ')', end_of_file), t)
^  Fail: (227) [user] is_delimiter(t)
   Call: (227) [system] ')'==t
   Fail: (227) [system] ')'==t
   Call: (227) [system] get_char((0x55fbb4538270), t)
   Exit: (227) [system] get_char((0x55fbb4538270), t)
   Call: (227) [system] t=(\)
   Fail: (227) [system] t=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _1260894)
   Call: (228) [system] peek_char((0x55fbb4538270), _1261828)
   Exit: (228) [system] peek_char((0x55fbb4538270), r)
^  Call: (228) [user] is_delimiter(r)
   Call: (229) [system] char_type(r, space)
   Fail: (229) [system] char_type(r, space)
   Call: (229) [system] arg(_1266548, v('(', ')', end_of_file), r)
   Fail: (229) [system] arg(_1267480, v('(', ')', end_of_file), r)
^  Fail: (228) [user] is_delimiter(r)
   Call: (228) [system] ')'==r
   Fail: (228) [system] ')'==r
   Call: (228) [system] get_char((0x55fbb4538270), r)
   Exit: (228) [system] get_char((0x55fbb4538270), r)
   Call: (228) [system] r=(\)
   Fail: (228) [system] r=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _1274830)
   Call: (229) [system] peek_char((0x55fbb4538270), _1275764)
   Exit: (229) [system] peek_char((0x55fbb4538270), o)
^  Call: (229) [user] is_delimiter(o)
   Call: (230) [system] char_type(o, space)
   Fail: (230) [system] char_type(o, space)
   Call: (230) [system] arg(_1280484, v('(', ')', end_of_file), o)
   Fail: (230) [system] arg(_1281416, v('(', ')', end_of_file), o)
^  Fail: (229) [user] is_delimiter(o)
   Call: (229) [system] ')'==o
   Fail: (229) [system] ')'==o
   Call: (229) [system] get_char((0x55fbb4538270), o)
   Exit: (229) [system] get_char((0x55fbb4538270), o)
   Call: (229) [system] o=(\)
   Fail: (229) [system] o=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _1288766)
   Call: (230) [system] peek_char((0x55fbb4538270), _1289700)
   Exit: (230) [system] peek_char((0x55fbb4538270), d)
^  Call: (230) [user] is_delimiter(d)
   Call: (231) [system] char_type(d, space)
   Fail: (231) [system] char_type(d, space)
   Call: (231) [system] arg(_1294420, v('(', ')', end_of_file), d)
   Fail: (231) [system] arg(_1295352, v('(', ')', end_of_file), d)
^  Fail: (230) [user] is_delimiter(d)
   Call: (230) [system] ')'==d
   Fail: (230) [system] ')'==d
   Call: (230) [system] get_char((0x55fbb4538270), d)
   Exit: (230) [system] get_char((0x55fbb4538270), d)
   Call: (230) [system] d=(\)
   Fail: (230) [system] d=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _1302702)
   Call: (231) [system] peek_char((0x55fbb4538270), _1303636)
   Exit: (231) [system] peek_char((0x55fbb4538270), u)
^  Call: (231) [user] is_delimiter(u)
   Call: (232) [system] char_type(u, space)
   Fail: (232) [system] char_type(u, space)
   Call: (232) [system] arg(_1308356, v('(', ')', end_of_file), u)
   Fail: (232) [system] arg(_1309288, v('(', ')', end_of_file), u)
^  Fail: (231) [user] is_delimiter(u)
   Call: (231) [system] ')'==u
   Fail: (231) [system] ')'==u
   Call: (231) [system] get_char((0x55fbb4538270), u)
   Exit: (231) [system] get_char((0x55fbb4538270), u)
   Call: (231) [system] u=(\)
   Fail: (231) [system] u=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _1316638)
   Call: (232) [system] peek_char((0x55fbb4538270), _1317572)
   Exit: (232) [system] peek_char((0x55fbb4538270), c)
^  Call: (232) [user] is_delimiter(c)
   Call: (233) [system] char_type(c, space)
   Fail: (233) [system] char_type(c, space)
   Call: (233) [system] arg(_1322292, v('(', ')', end_of_file), c)
   Fail: (233) [system] arg(_1323224, v('(', ')', end_of_file), c)
^  Fail: (232) [user] is_delimiter(c)
   Call: (232) [system] ')'==c
   Fail: (232) [system] ')'==c
   Call: (232) [system] get_char((0x55fbb4538270), c)
   Exit: (232) [system] get_char((0x55fbb4538270), c)
   Call: (232) [system] c=(\)
   Fail: (232) [system] c=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _1330574)
   Call: (233) [system] peek_char((0x55fbb4538270), _1331508)
   Exit: (233) [system] peek_char((0x55fbb4538270), t)
^  Call: (233) [user] is_delimiter(t)
   Call: (234) [system] char_type(t, space)
   Fail: (234) [system] char_type(t, space)
   Call: (234) [system] arg(_1336228, v('(', ')', end_of_file), t)
   Fail: (234) [system] arg(_1337160, v('(', ')', end_of_file), t)
^  Fail: (233) [user] is_delimiter(t)
   Call: (233) [system] ')'==t
   Fail: (233) [system] ')'==t
   Call: (233) [system] get_char((0x55fbb4538270), t)
   Exit: (233) [system] get_char((0x55fbb4538270), t)
   Call: (233) [system] t=(\)
   Fail: (233) [system] t=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _1344510)
   Call: (234) [system] peek_char((0x55fbb4538270), _1345444)
   Exit: (234) [system] peek_char((0x55fbb4538270), i)
^  Call: (234) [user] is_delimiter(i)
   Call: (235) [system] char_type(i, space)
   Fail: (235) [system] char_type(i, space)
   Call: (235) [system] arg(_1350164, v('(', ')', end_of_file), i)
   Fail: (235) [system] arg(_1351096, v('(', ')', end_of_file), i)
^  Fail: (234) [user] is_delimiter(i)
   Call: (234) [system] ')'==i
   Fail: (234) [system] ')'==i
   Call: (234) [system] get_char((0x55fbb4538270), i)
   Exit: (234) [system] get_char((0x55fbb4538270), i)
   Call: (234) [system] i=(\)
   Fail: (234) [system] i=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _1358446)
   Call: (235) [system] peek_char((0x55fbb4538270), _1359380)
   Exit: (235) [system] peek_char((0x55fbb4538270), o)
^  Call: (235) [user] is_delimiter(o)
   Call: (236) [system] char_type(o, space)
   Fail: (236) [system] char_type(o, space)
   Call: (236) [system] arg(_1364100, v('(', ')', end_of_file), o)
   Fail: (236) [system] arg(_1365032, v('(', ')', end_of_file), o)
^  Fail: (235) [user] is_delimiter(o)
   Call: (235) [system] ')'==o
   Fail: (235) [system] ')'==o
   Call: (235) [system] get_char((0x55fbb4538270), o)
   Exit: (235) [system] get_char((0x55fbb4538270), o)
   Call: (235) [system] o=(\)
   Fail: (235) [system] o=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), _1372382)
   Call: (236) [system] peek_char((0x55fbb4538270), _1373316)
   Exit: (236) [system] peek_char((0x55fbb4538270), n)
^  Call: (236) [user] is_delimiter(n)
   Call: (237) [system] char_type(n, space)
   Fail: (237) [system] char_type(n, space)
   Call: (237) [system] arg(_1378036, v('(', ')', end_of_file), n)
   Fail: (237) [system] arg(_1378968, v('(', ')', end_of_file), n)
^  Fail: (236) [user] is_delimiter(n)
   Call: (236) [system] ')'==n
   Fail: (236) [system] ')'==n
   Call: (236) [system] get_char((0x55fbb4538270), n)
   Exit: (236) [system] get_char((0x55fbb4538270), n)
   Call: (236) [system] n=(\)
   Fail: (236) [system] n=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), _1386318)
   Call: (237) [system] peek_char((0x55fbb4538270), _1387252)
   Exit: (237) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (237) [user] is_delimiter(' ')
   Call: (238) [system] char_type(' ', space)
   Exit: (238) [system] char_type(' ', space)
^  Exit: (237) [user] is_delimiter(' ')
   Call: (237) [system] _1386318=[]
   Exit: (237) [system] []=[]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (236) [system] _1372382=[n]
   Exit: (236) [system] [n]=[n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (235) [system] _1358446=[o, n]
   Exit: (235) [system] [o, n]=[o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (234) [system] _1344510=[i, o, n]
   Exit: (234) [system] [i, o, n]=[i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (233) [system] _1330574=[t, i, o, n]
   Exit: (233) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (232) [system] _1316638=[c, t, i, o, n]
   Exit: (232) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (231) [system] _1302702=[u, c, t, i, o, n]
   Exit: (231) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (230) [system] _1288766=[d, u, c, t, i, o, n]
   Exit: (230) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (229) [system] _1274830=[o, d, u, c, t, i, o, n]
   Exit: (229) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (228) [system] _1260894=[r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _1246958=[t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _1233022=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _1219086=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _1205150=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _1191214=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _1177278=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _1163342=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _1149406=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _1135470=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _1121534=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _1107598=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _1093662=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _1079726=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (214) [user] classify_and_convert_charseq(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1044216)
^  Call: (215) [user] classify_and_convert_charseq_(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1458004)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_1458956, _1458958), once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1458004), _1458938, fail)), '$restore_trace'(_1458956, _1458958))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_1458956, _1458958))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1458004), _1458938, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(_1458004)
   Fail: (216) [system] atomic(_1458004)
   Call: (216) [system] atom_chars(_1458004, ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (216) [system] atom_chars('ConjunctionIntroduction', ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (215) [user] classify_and_convert_charseq_(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
   Call: (215) [system] integer('ConjunctionIntroduction')
   Fail: (215) [system] integer('ConjunctionIntroduction')
   Call: (215) [system] _1044216='ConjunctionIntroduction'
   Exit: (215) [system] 'ConjunctionIntroduction'='ConjunctionIntroduction'
^  Exit: (214) [user] classify_and_convert_charseq(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
^  Exit: (213) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'ConjunctionIntroduction')
^  Exit: (212) [user] cont_sexpr(')', (0x55fbb4538270), 'ConjunctionIntroduction')
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _1472954)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1474812)
   Exit: (214) [system] peek_char((0x55fbb4538270), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
   Call: (214) [system] ' '=(/)
   Fail: (214) [system] ' '=(/)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55fbb4538270), _1484406)
   Exit: (214) [system] get_char((0x55fbb4538270), ' ')
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1487110)
   Exit: (215) [system] peek_char((0x55fbb4538270), a)
   Call: (215) [system] a=(;)
   Fail: (215) [system] a=(;)
   Call: (215) [system] a=(/)
   Fail: (215) [system] a=(/)
^  Call: (215) [user] is_like_space(a)
   Call: (216) [system] char_type(a, 'white')
   Fail: (216) [system] char_type(a, 'white')
   Call: (216) [system] char_type(a, end_of_line)
   Fail: (216) [system] char_type(a, end_of_line)
   Call: (216) [system] char_type(a, space)
   Fail: (216) [system] char_type(a, space)
   Call: (216) [system] char_type(a, cntrl)
   Fail: (216) [system] char_type(a, cntrl)
^  Fail: (215) [user] is_like_space(a)
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1504044)
   Exit: (213) [system] peek_char((0x55fbb4538270), a)
   Call: (213) [system] a=')'
   Fail: (213) [system] a=')'
   Call: (213) [system] a=end_of_file
   Fail: (213) [system] a=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55fbb4538270), _1509614)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1511472)
   Exit: (215) [system] peek_char((0x55fbb4538270), a)
   Call: (215) [system] a=(;)
   Fail: (215) [system] a=(;)
   Call: (215) [system] a=(/)
   Fail: (215) [system] a=(/)
^  Call: (215) [user] is_like_space(a)
   Call: (216) [system] char_type(a, 'white')
   Fail: (216) [system] char_type(a, 'white')
   Call: (216) [system] char_type(a, end_of_line)
   Fail: (216) [system] char_type(a, end_of_line)
   Call: (216) [system] char_type(a, space)
   Fail: (216) [system] char_type(a, space)
   Call: (216) [system] char_type(a, cntrl)
   Fail: (216) [system] char_type(a, cntrl)
^  Fail: (215) [user] is_like_space(a)
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] get_char((0x55fbb4538270), _1527482)
   Exit: (214) [system] get_char((0x55fbb4538270), a)
   Call: (214) [system] a='('
   Fail: (214) [system] a='('
   Call: (214) [system] a='['
   Fail: (214) [system] a='['
   Call: (214) [system] a='{'
   Fail: (214) [system] a='{'
   Call: (214) [system] a='"'
   Fail: (214) [system] a='"'
   Call: (214) [system] a=!
   Fail: (214) [system] a=!
   Call: (214) [system] a='\''
   Fail: (214) [system] a='\''
   Call: (214) [system] a='`'
   Fail: (214) [system] a='`'
   Call: (214) [system] a=end_of_file
   Fail: (214) [system] a=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55fbb4538270), a, _1509614)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1545124)
   Call: (216) [system] peek_char((0x55fbb4538270), _1546058)
   Exit: (216) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (216) [user] is_delimiter(' ')
   Call: (217) [system] char_type(' ', space)
   Exit: (217) [system] char_type(' ', space)
^  Exit: (216) [user] is_delimiter(' ')
   Call: (216) [system] _1545124=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (215) [user] classify_and_convert_charseq([a], _1509614)
^  Call: (216) [user] classify_and_convert_charseq_([a], _1555342)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_1556294, _1556296), once(user:catch(read_from_chars([a], _1555342), _1556276, fail)), '$restore_trace'(_1556294, _1556296))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_1556294, _1556296))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1556276, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(a)
   Exit: (217) [system] atomic(a)
^  Exit: (216) [user] classify_and_convert_charseq_([a], a)
   Call: (216) [system] integer(a)
   Fail: (216) [system] integer(a)
   Call: (216) [system] _1509614=a
   Exit: (216) [system] a=a
^  Exit: (215) [user] classify_and_convert_charseq([a], a)
^  Exit: (214) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (213) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (213) [user] read_list(')', (0x55fbb4538270), _1568422)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1570280)
   Exit: (215) [system] peek_char((0x55fbb4538270), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
   Call: (215) [system] ' '=(/)
   Fail: (215) [system] ' '=(/)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55fbb4538270), _1579874)
   Exit: (215) [system] get_char((0x55fbb4538270), ' ')
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1582578)
   Exit: (216) [system] peek_char((0x55fbb4538270), a)
   Call: (216) [system] a=(;)
   Fail: (216) [system] a=(;)
   Call: (216) [system] a=(/)
   Fail: (216) [system] a=(/)
^  Call: (216) [user] is_like_space(a)
   Call: (217) [system] char_type(a, 'white')
   Fail: (217) [system] char_type(a, 'white')
   Call: (217) [system] char_type(a, end_of_line)
   Fail: (217) [system] char_type(a, end_of_line)
   Call: (217) [system] char_type(a, space)
   Fail: (217) [system] char_type(a, space)
   Call: (217) [system] char_type(a, cntrl)
   Fail: (217) [system] char_type(a, cntrl)
^  Fail: (216) [user] is_like_space(a)
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1599512)
   Exit: (214) [system] peek_char((0x55fbb4538270), a)
   Call: (214) [system] a=')'
   Fail: (214) [system] a=')'
   Call: (214) [system] a=end_of_file
   Fail: (214) [system] a=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55fbb4538270), _1605082)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1606940)
   Exit: (216) [system] peek_char((0x55fbb4538270), a)
   Call: (216) [system] a=(;)
   Fail: (216) [system] a=(;)
   Call: (216) [system] a=(/)
   Fail: (216) [system] a=(/)
^  Call: (216) [user] is_like_space(a)
   Call: (217) [system] char_type(a, 'white')
   Fail: (217) [system] char_type(a, 'white')
   Call: (217) [system] char_type(a, end_of_line)
   Fail: (217) [system] char_type(a, end_of_line)
   Call: (217) [system] char_type(a, space)
   Fail: (217) [system] char_type(a, space)
   Call: (217) [system] char_type(a, cntrl)
   Fail: (217) [system] char_type(a, cntrl)
^  Fail: (216) [user] is_like_space(a)
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] get_char((0x55fbb4538270), _1622950)
   Exit: (215) [system] get_char((0x55fbb4538270), a)
   Call: (215) [system] a='('
   Fail: (215) [system] a='('
   Call: (215) [system] a='['
   Fail: (215) [system] a='['
   Call: (215) [system] a='{'
   Fail: (215) [system] a='{'
   Call: (215) [system] a='"'
   Fail: (215) [system] a='"'
   Call: (215) [system] a=!
   Fail: (215) [system] a=!
   Call: (215) [system] a='\''
   Fail: (215) [system] a='\''
   Call: (215) [system] a='`'
   Fail: (215) [system] a='`'
   Call: (215) [system] a=end_of_file
   Fail: (215) [system] a=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55fbb4538270), a, _1605082)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1640592)
   Call: (217) [system] peek_char((0x55fbb4538270), _1641526)
   Exit: (217) [system] peek_char((0x55fbb4538270), ')')
^  Call: (217) [user] is_delimiter(')')
   Call: (218) [system] char_type(')', space)
   Fail: (218) [system] char_type(')', space)
   Call: (218) [system] arg(_1646246, v('(', ')', end_of_file), ')')
   Exit: (218) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (217) [user] is_delimiter(')')
   Call: (217) [system] _1640592=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (216) [user] classify_and_convert_charseq([a], _1605082)
^  Call: (217) [user] classify_and_convert_charseq_([a], _1652682)
^  Call: (219) [system] setup_call_cleanup('$notrace'(_1653634, _1653636), once(user:catch(read_from_chars([a], _1652682), _1653616, fail)), '$restore_trace'(_1653634, _1653636))
^  Call: (220) [system] sig_atomic(system:'$notrace'(_1653634, _1653636))
^  Exit: (219) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1653616, fail)), system:'$restore_trace'(3, -1))
   Call: (218) [system] atomic(a)
   Exit: (218) [system] atomic(a)
^  Exit: (217) [user] classify_and_convert_charseq_([a], a)
   Call: (217) [system] integer(a)
   Fail: (217) [system] integer(a)
   Call: (217) [system] _1605082=a
   Exit: (217) [system] a=a
^  Exit: (216) [user] classify_and_convert_charseq([a], a)
^  Exit: (215) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (214) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (214) [user] read_list(')', (0x55fbb4538270), _1665762)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1667620)
   Exit: (216) [system] peek_char((0x55fbb4538270), ')')
   Call: (216) [system] ')'=(;)
   Fail: (216) [system] ')'=(;)
   Call: (216) [system] ')'=(/)
   Fail: (216) [system] ')'=(/)
^  Call: (216) [user] is_like_space(')')
   Call: (217) [system] char_type(')', 'white')
   Fail: (217) [system] char_type(')', 'white')
   Call: (217) [system] char_type(')', end_of_line)
   Fail: (217) [system] char_type(')', end_of_line)
   Call: (217) [system] char_type(')', space)
   Fail: (217) [system] char_type(')', space)
   Call: (217) [system] char_type(')', cntrl)
   Fail: (217) [system] char_type(')', cntrl)
^  Fail: (216) [user] is_like_space(')')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1683630)
   Exit: (215) [system] peek_char((0x55fbb4538270), ')')
   Call: (215) [system] ')'=')'
   Exit: (215) [system] ')'=')'
   Call: (215) [system] get_char((0x55fbb4538270), _1687420)
   Exit: (215) [system] get_char((0x55fbb4538270), ')')
   Call: (215) [system] _1665762=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_list(')', (0x55fbb4538270), [])
   Call: (214) [system] _1568422=[a]
   Exit: (214) [system] [a]=[a]
^  Exit: (213) [user] read_list(')', (0x55fbb4538270), [a])
   Call: (213) [system] _1472954=[a, a]
   Exit: (213) [system] [a, a]=[a, a]
^  Exit: (212) [user] read_list(')', (0x55fbb4538270), [a, a])
   Call: (212) [system] _999198=['ConjunctionIntroduction', a, a]
   Exit: (212) [system] ['ConjunctionIntroduction', a, a]=['ConjunctionIntroduction', a, a]
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), ['ConjunctionIntroduction', a, a])
^  Exit: (210) [user] cont_sexpr(')', (0x55fbb4538270), ['ConjunctionIntroduction', a, a])
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _1701302)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1703160)
   Exit: (212) [system] peek_char((0x55fbb4538270), ' ')
   Call: (212) [system] ' '=(;)
   Fail: (212) [system] ' '=(;)
   Call: (212) [system] ' '=(/)
   Fail: (212) [system] ' '=(/)
^  Call: (212) [user] is_like_space(' ')
   Call: (213) [system] char_type(' ', 'white')
   Exit: (213) [system] char_type(' ', 'white')
^  Exit: (212) [user] is_like_space(' ')
   Call: (212) [system] get_char((0x55fbb4538270), _1712754)
   Exit: (212) [system] get_char((0x55fbb4538270), ' ')
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1715458)
   Exit: (213) [system] peek_char((0x55fbb4538270), '(')
   Call: (213) [system] '('=(;)
   Fail: (213) [system] '('=(;)
   Call: (213) [system] '('=(/)
   Fail: (213) [system] '('=(/)
^  Call: (213) [user] is_like_space('(')
   Call: (214) [system] char_type('(', 'white')
   Fail: (214) [system] char_type('(', 'white')
   Call: (214) [system] char_type('(', end_of_line)
   Fail: (214) [system] char_type('(', end_of_line)
   Call: (214) [system] char_type('(', space)
   Fail: (214) [system] char_type('(', space)
   Call: (214) [system] char_type('(', cntrl)
   Fail: (214) [system] char_type('(', cntrl)
^  Fail: (213) [user] is_like_space('(')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1732392)
   Exit: (211) [system] peek_char((0x55fbb4538270), '(')
   Call: (211) [system] '('=')'
   Fail: (211) [system] '('=')'
   Call: (211) [system] '('=end_of_file
   Fail: (211) [system] '('=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55fbb4538270), _1737962)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1739820)
   Exit: (213) [system] peek_char((0x55fbb4538270), '(')
   Call: (213) [system] '('=(;)
   Fail: (213) [system] '('=(;)
   Call: (213) [system] '('=(/)
   Fail: (213) [system] '('=(/)
^  Call: (213) [user] is_like_space('(')
   Call: (214) [system] char_type('(', 'white')
   Fail: (214) [system] char_type('(', 'white')
   Call: (214) [system] char_type('(', end_of_line)
   Fail: (214) [system] char_type('(', end_of_line)
   Call: (214) [system] char_type('(', space)
   Fail: (214) [system] char_type('(', space)
   Call: (214) [system] char_type('(', cntrl)
   Fail: (214) [system] char_type('(', cntrl)
^  Fail: (213) [user] is_like_space('(')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] get_char((0x55fbb4538270), _1755830)
   Exit: (212) [system] get_char((0x55fbb4538270), '(')
   Call: (212) [system] '('='('
   Exit: (212) [system] '('='('
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _1737962)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1761400)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'A')
   Call: (214) [system] 'A'=(;)
   Fail: (214) [system] 'A'=(;)
   Call: (214) [system] 'A'=(/)
   Fail: (214) [system] 'A'=(/)
^  Call: (214) [user] is_like_space('A')
   Call: (215) [system] char_type('A', 'white')
   Fail: (215) [system] char_type('A', 'white')
   Call: (215) [system] char_type('A', end_of_line)
   Fail: (215) [system] char_type('A', end_of_line)
   Call: (215) [system] char_type('A', space)
   Fail: (215) [system] char_type('A', space)
   Call: (215) [system] char_type('A', cntrl)
   Fail: (215) [system] char_type('A', cntrl)
^  Fail: (214) [user] is_like_space('A')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1777410)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'A')
   Call: (213) [system] 'A'=')'
   Fail: (213) [system] 'A'=')'
   Call: (213) [system] 'A'=end_of_file
   Fail: (213) [system] 'A'=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55fbb4538270), _1782980)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1784838)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'A')
   Call: (215) [system] 'A'=(;)
   Fail: (215) [system] 'A'=(;)
   Call: (215) [system] 'A'=(/)
   Fail: (215) [system] 'A'=(/)
^  Call: (215) [user] is_like_space('A')
   Call: (216) [system] char_type('A', 'white')
   Fail: (216) [system] char_type('A', 'white')
   Call: (216) [system] char_type('A', end_of_line)
   Fail: (216) [system] char_type('A', end_of_line)
   Call: (216) [system] char_type('A', space)
   Fail: (216) [system] char_type('A', space)
   Call: (216) [system] char_type('A', cntrl)
   Fail: (216) [system] char_type('A', cntrl)
^  Fail: (215) [user] is_like_space('A')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] get_char((0x55fbb4538270), _1800848)
   Exit: (214) [system] get_char((0x55fbb4538270), 'A')
   Call: (214) [system] 'A'='('
   Fail: (214) [system] 'A'='('
   Call: (214) [system] 'A'='['
   Fail: (214) [system] 'A'='['
   Call: (214) [system] 'A'='{'
   Fail: (214) [system] 'A'='{'
   Call: (214) [system] 'A'='"'
   Fail: (214) [system] 'A'='"'
   Call: (214) [system] 'A'=!
   Fail: (214) [system] 'A'=!
   Call: (214) [system] 'A'='\''
   Fail: (214) [system] 'A'='\''
   Call: (214) [system] 'A'='`'
   Fail: (214) [system] 'A'='`'
   Call: (214) [system] 'A'=end_of_file
   Fail: (214) [system] 'A'=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1782980)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1818490)
   Call: (216) [system] peek_char((0x55fbb4538270), _1819424)
   Exit: (216) [system] peek_char((0x55fbb4538270), n)
^  Call: (216) [user] is_delimiter(n)
   Call: (217) [system] char_type(n, space)
   Fail: (217) [system] char_type(n, space)
   Call: (217) [system] arg(_1824144, v('(', ')', end_of_file), n)
   Fail: (217) [system] arg(_1825076, v('(', ')', end_of_file), n)
^  Fail: (216) [user] is_delimiter(n)
   Call: (216) [system] ')'==n
   Fail: (216) [system] ')'==n
   Call: (216) [system] get_char((0x55fbb4538270), n)
   Exit: (216) [system] get_char((0x55fbb4538270), n)
   Call: (216) [system] n=(\)
   Fail: (216) [system] n=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1832426)
   Call: (217) [system] peek_char((0x55fbb4538270), _1833360)
   Exit: (217) [system] peek_char((0x55fbb4538270), d)
^  Call: (217) [user] is_delimiter(d)
   Call: (218) [system] char_type(d, space)
   Fail: (218) [system] char_type(d, space)
   Call: (218) [system] arg(_1838080, v('(', ')', end_of_file), d)
   Fail: (218) [system] arg(_1839012, v('(', ')', end_of_file), d)
^  Fail: (217) [user] is_delimiter(d)
   Call: (217) [system] ')'==d
   Fail: (217) [system] ')'==d
   Call: (217) [system] get_char((0x55fbb4538270), d)
   Exit: (217) [system] get_char((0x55fbb4538270), d)
   Call: (217) [system] d=(\)
   Fail: (217) [system] d=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1846362)
   Call: (218) [system] peek_char((0x55fbb4538270), _1847296)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (218) [user] is_delimiter('L')
   Call: (219) [system] char_type('L', space)
   Fail: (219) [system] char_type('L', space)
   Call: (219) [system] arg(_1852016, v('(', ')', end_of_file), 'L')
   Fail: (219) [system] arg(_1852948, v('(', ')', end_of_file), 'L')
^  Fail: (218) [user] is_delimiter('L')
   Call: (218) [system] ')'=='L'
   Fail: (218) [system] ')'=='L'
   Call: (218) [system] get_char((0x55fbb4538270), 'L')
   Exit: (218) [system] get_char((0x55fbb4538270), 'L')
   Call: (218) [system] 'L'=(\)
   Fail: (218) [system] 'L'=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1860298)
   Call: (219) [system] peek_char((0x55fbb4538270), _1861232)
   Exit: (219) [system] peek_char((0x55fbb4538270), i)
^  Call: (219) [user] is_delimiter(i)
   Call: (220) [system] char_type(i, space)
   Fail: (220) [system] char_type(i, space)
   Call: (220) [system] arg(_1865952, v('(', ')', end_of_file), i)
   Fail: (220) [system] arg(_1866884, v('(', ')', end_of_file), i)
^  Fail: (219) [user] is_delimiter(i)
   Call: (219) [system] ')'==i
   Fail: (219) [system] ')'==i
   Call: (219) [system] get_char((0x55fbb4538270), i)
   Exit: (219) [system] get_char((0x55fbb4538270), i)
   Call: (219) [system] i=(\)
   Fail: (219) [system] i=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1874234)
   Call: (220) [system] peek_char((0x55fbb4538270), _1875168)
   Exit: (220) [system] peek_char((0x55fbb4538270), n)
^  Call: (220) [user] is_delimiter(n)
   Call: (221) [system] char_type(n, space)
   Fail: (221) [system] char_type(n, space)
   Call: (221) [system] arg(_1879888, v('(', ')', end_of_file), n)
   Fail: (221) [system] arg(_1880820, v('(', ')', end_of_file), n)
^  Fail: (220) [user] is_delimiter(n)
   Call: (220) [system] ')'==n
   Fail: (220) [system] ')'==n
   Call: (220) [system] get_char((0x55fbb4538270), n)
   Exit: (220) [system] get_char((0x55fbb4538270), n)
   Call: (220) [system] n=(\)
   Fail: (220) [system] n=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1888170)
   Call: (221) [system] peek_char((0x55fbb4538270), _1889104)
   Exit: (221) [system] peek_char((0x55fbb4538270), k)
^  Call: (221) [user] is_delimiter(k)
   Call: (222) [system] char_type(k, space)
   Fail: (222) [system] char_type(k, space)
   Call: (222) [system] arg(_1893824, v('(', ')', end_of_file), k)
   Fail: (222) [system] arg(_1894756, v('(', ')', end_of_file), k)
^  Fail: (221) [user] is_delimiter(k)
   Call: (221) [system] ')'==k
   Fail: (221) [system] ')'==k
   Call: (221) [system] get_char((0x55fbb4538270), k)
   Exit: (221) [system] get_char((0x55fbb4538270), k)
   Call: (221) [system] k=(\)
   Fail: (221) [system] k=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1902106)
   Call: (222) [system] peek_char((0x55fbb4538270), _1903040)
   Exit: (222) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (222) [user] is_delimiter(' ')
   Call: (223) [system] char_type(' ', space)
   Exit: (223) [system] char_type(' ', space)
^  Exit: (222) [user] is_delimiter(' ')
   Call: (222) [system] _1902106=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (221) [system] _1888170=[k]
   Exit: (221) [system] [k]=[k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (220) [system] _1874234=[n, k]
   Exit: (220) [system] [n, k]=[n, k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (219) [system] _1860298=[i, n, k]
   Exit: (219) [system] [i, n, k]=[i, n, k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (218) [system] _1846362=['L', i, n, k]
   Exit: (218) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (217) [system] _1832426=[d, 'L', i, n, k]
   Exit: (217) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (216) [system] _1818490=[n, d, 'L', i, n, k]
   Exit: (216) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (215) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _1782980)
^  Call: (216) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _1929088)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_1930040, _1930042), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1929088), _1930022, fail)), '$restore_trace'(_1930040, _1930042))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_1930040, _1930042))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1929088), _1930022, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(_1929088)
   Fail: (217) [system] atomic(_1929088)
   Call: (217) [system] atom_chars(_1929088, ['A', n, d, 'L', i, n, k])
   Exit: (217) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (216) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (216) [system] integer('AndLink')
   Fail: (216) [system] integer('AndLink')
   Call: (216) [system] _1782980='AndLink'
   Exit: (216) [system] 'AndLink'='AndLink'
^  Exit: (215) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (214) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (213) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (213) [user] read_list(')', (0x55fbb4538270), _1944038)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1945896)
   Exit: (215) [system] peek_char((0x55fbb4538270), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
   Call: (215) [system] ' '=(/)
   Fail: (215) [system] ' '=(/)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55fbb4538270), _1955490)
   Exit: (215) [system] get_char((0x55fbb4538270), ' ')
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1958194)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'B')
   Call: (216) [system] 'B'=(;)
   Fail: (216) [system] 'B'=(;)
   Call: (216) [system] 'B'=(/)
   Fail: (216) [system] 'B'=(/)
^  Call: (216) [user] is_like_space('B')
   Call: (217) [system] char_type('B', 'white')
   Fail: (217) [system] char_type('B', 'white')
   Call: (217) [system] char_type('B', end_of_line)
   Fail: (217) [system] char_type('B', end_of_line)
   Call: (217) [system] char_type('B', space)
   Fail: (217) [system] char_type('B', space)
   Call: (217) [system] char_type('B', cntrl)
   Fail: (217) [system] char_type('B', cntrl)
^  Fail: (216) [user] is_like_space('B')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1975128)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'B')
   Call: (214) [system] 'B'=')'
   Fail: (214) [system] 'B'=')'
   Call: (214) [system] 'B'=end_of_file
   Fail: (214) [system] 'B'=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55fbb4538270), _1980698)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1982556)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'B')
   Call: (216) [system] 'B'=(;)
   Fail: (216) [system] 'B'=(;)
   Call: (216) [system] 'B'=(/)
   Fail: (216) [system] 'B'=(/)
^  Call: (216) [user] is_like_space('B')
   Call: (217) [system] char_type('B', 'white')
   Fail: (217) [system] char_type('B', 'white')
   Call: (217) [system] char_type('B', end_of_line)
   Fail: (217) [system] char_type('B', end_of_line)
   Call: (217) [system] char_type('B', space)
   Fail: (217) [system] char_type('B', space)
   Call: (217) [system] char_type('B', cntrl)
   Fail: (217) [system] char_type('B', cntrl)
^  Fail: (216) [user] is_like_space('B')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] get_char((0x55fbb4538270), _1998566)
   Exit: (215) [system] get_char((0x55fbb4538270), 'B')
   Call: (215) [system] 'B'='('
   Fail: (215) [system] 'B'='('
   Call: (215) [system] 'B'='['
   Fail: (215) [system] 'B'='['
   Call: (215) [system] 'B'='{'
   Fail: (215) [system] 'B'='{'
   Call: (215) [system] 'B'='"'
   Fail: (215) [system] 'B'='"'
   Call: (215) [system] 'B'=!
   Fail: (215) [system] 'B'=!
   Call: (215) [system] 'B'='\''
   Fail: (215) [system] 'B'='\''
   Call: (215) [system] 'B'='`'
   Fail: (215) [system] 'B'='`'
   Call: (215) [system] 'B'=end_of_file
   Fail: (215) [system] 'B'=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55fbb4538270), 'B', _1980698)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _2016208)
   Call: (217) [system] peek_char((0x55fbb4538270), _2017142)
   Exit: (217) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (217) [user] is_delimiter(' ')
   Call: (218) [system] char_type(' ', space)
   Exit: (218) [system] char_type(' ', space)
^  Exit: (217) [user] is_delimiter(' ')
   Call: (217) [system] _2016208=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (216) [user] classify_and_convert_charseq(['B'], _1980698)
^  Call: (217) [user] classify_and_convert_charseq_(['B'], _2026426)
^  Call: (219) [system] setup_call_cleanup('$notrace'(_2027378, _2027380), once(user:catch(read_from_chars(['B'], _2026426), _2027360, fail)), '$restore_trace'(_2027378, _2027380))
^  Call: (220) [system] sig_atomic(system:'$notrace'(_2027378, _2027380))
^  Exit: (219) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _2026426), _2027360, fail)), system:'$restore_trace'(3, -1))
   Call: (218) [system] atomic(_2026426)
   Fail: (218) [system] atomic(_2026426)
   Call: (218) [system] atom_chars(_2026426, ['B'])
   Exit: (218) [system] atom_chars('B', ['B'])
^  Exit: (217) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (217) [system] integer('B')
   Fail: (217) [system] integer('B')
   Call: (217) [system] _1980698='B'
   Exit: (217) [system] 'B'='B'
^  Exit: (216) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (215) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (214) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (214) [user] read_list(')', (0x55fbb4538270), _2041376)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _2043234)
   Exit: (216) [system] peek_char((0x55fbb4538270), ' ')
   Call: (216) [system] ' '=(;)
   Fail: (216) [system] ' '=(;)
   Call: (216) [system] ' '=(/)
   Fail: (216) [system] ' '=(/)
^  Call: (216) [user] is_like_space(' ')
   Call: (217) [system] char_type(' ', 'white')
   Exit: (217) [system] char_type(' ', 'white')
^  Exit: (216) [user] is_like_space(' ')
   Call: (216) [system] get_char((0x55fbb4538270), _2052828)
   Exit: (216) [system] get_char((0x55fbb4538270), ' ')
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _2055532)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'A')
   Call: (217) [system] 'A'=(;)
   Fail: (217) [system] 'A'=(;)
   Call: (217) [system] 'A'=(/)
   Fail: (217) [system] 'A'=(/)
^  Call: (217) [user] is_like_space('A')
   Call: (218) [system] char_type('A', 'white')
   Fail: (218) [system] char_type('A', 'white')
   Call: (218) [system] char_type('A', end_of_line)
   Fail: (218) [system] char_type('A', end_of_line)
   Call: (218) [system] char_type('A', space)
   Fail: (218) [system] char_type('A', space)
   Call: (218) [system] char_type('A', cntrl)
   Fail: (218) [system] char_type('A', cntrl)
^  Fail: (217) [user] is_like_space('A')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _2072466)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'A')
   Call: (215) [system] 'A'=')'
   Fail: (215) [system] 'A'=')'
   Call: (215) [system] 'A'=end_of_file
   Fail: (215) [system] 'A'=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55fbb4538270), _2078036)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _2079894)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'A')
   Call: (217) [system] 'A'=(;)
   Fail: (217) [system] 'A'=(;)
   Call: (217) [system] 'A'=(/)
   Fail: (217) [system] 'A'=(/)
^  Call: (217) [user] is_like_space('A')
   Call: (218) [system] char_type('A', 'white')
   Fail: (218) [system] char_type('A', 'white')
   Call: (218) [system] char_type('A', end_of_line)
   Fail: (218) [system] char_type('A', end_of_line)
   Call: (218) [system] char_type('A', space)
   Fail: (218) [system] char_type('A', space)
   Call: (218) [system] char_type('A', cntrl)
   Fail: (218) [system] char_type('A', cntrl)
^  Fail: (217) [user] is_like_space('A')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] get_char((0x55fbb4538270), _2095904)
   Exit: (216) [system] get_char((0x55fbb4538270), 'A')
   Call: (216) [system] 'A'='('
   Fail: (216) [system] 'A'='('
   Call: (216) [system] 'A'='['
   Fail: (216) [system] 'A'='['
   Call: (216) [system] 'A'='{'
   Fail: (216) [system] 'A'='{'
   Call: (216) [system] 'A'='"'
   Fail: (216) [system] 'A'='"'
   Call: (216) [system] 'A'=!
   Fail: (216) [system] 'A'=!
   Call: (216) [system] 'A'='\''
   Fail: (216) [system] 'A'='\''
   Call: (216) [system] 'A'='`'
   Fail: (216) [system] 'A'='`'
   Call: (216) [system] 'A'=end_of_file
   Fail: (216) [system] 'A'=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55fbb4538270), 'A', _5090)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _21748)
   Call: (218) [system] peek_char((0x55fbb4538270), _22682)
   Exit: (218) [system] peek_char((0x55fbb4538270), ')')
^  Call: (218) [user] is_delimiter(')')
   Call: (219) [system] char_type(')', space)
   Fail: (219) [system] char_type(')', space)
   Call: (219) [system] arg(_27402, v('(', ')', end_of_file), ')')
   Exit: (219) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (218) [user] is_delimiter(')')
   Call: (218) [system] _21748=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (217) [user] classify_and_convert_charseq(['A'], _5090)
^  Call: (218) [user] classify_and_convert_charseq_(['A'], _33838)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_34790, _34792), once(user:catch(read_from_chars(['A'], _33838), _34772, fail)), '$restore_trace'(_34790, _34792))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_34790, _34792))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _33838), _34772, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(_33838)
   Fail: (219) [system] atomic(_33838)
   Call: (219) [system] atom_chars(_33838, ['A'])
   Exit: (219) [system] atom_chars('A', ['A'])
^  Exit: (218) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (218) [system] integer('A')
   Fail: (218) [system] integer('A')
   Call: (218) [system] _5090='A'
   Exit: (218) [system] 'A'='A'
^  Exit: (217) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (216) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (215) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (215) [user] read_list(')', (0x55fbb4538270), _48788)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _50646)
   Exit: (217) [system] peek_char((0x55fbb4538270), ')')
   Call: (217) [system] ')'=(;)
   Fail: (217) [system] ')'=(;)
   Call: (217) [system] ')'=(/)
   Fail: (217) [system] ')'=(/)
^  Call: (217) [user] is_like_space(')')
   Call: (218) [system] char_type(')', 'white')
   Fail: (218) [system] char_type(')', 'white')
   Call: (218) [system] char_type(')', end_of_line)
   Fail: (218) [system] char_type(')', end_of_line)
   Call: (218) [system] char_type(')', space)
   Fail: (218) [system] char_type(')', space)
   Call: (218) [system] char_type(')', cntrl)
   Fail: (218) [system] char_type(')', cntrl)
^  Fail: (217) [user] is_like_space(')')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _66656)
   Exit: (216) [system] peek_char((0x55fbb4538270), ')')
   Call: (216) [system] ')'=')'
   Exit: (216) [system] ')'=')'
   Call: (216) [system] get_char((0x55fbb4538270), _70446)
   Exit: (216) [system] get_char((0x55fbb4538270), ')')
   Call: (216) [system] _48788=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_list(')', (0x55fbb4538270), [])
   Call: (215) [system] _5086=['A']
   Exit: (215) [system] ['A']=['A']
^  Exit: (214) [user] read_list(')', (0x55fbb4538270), ['A'])
   Call: (214) [system] _5080=['B', 'A']
   Exit: (214) [system] ['B', 'A']=['B', 'A']
^  Exit: (213) [user] read_list(')', (0x55fbb4538270), ['B', 'A'])
   Call: (213) [system] _5072=['AndLink', 'B', 'A']
   Exit: (213) [system] ['AndLink', 'B', 'A']=['AndLink', 'B', 'A']
^  Exit: (212) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'B', 'A'])
^  Exit: (211) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'B', 'A'])
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _84328)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _86186)
   Exit: (213) [system] peek_char((0x55fbb4538270), ')')
   Call: (213) [system] ')'=(;)
   Fail: (213) [system] ')'=(;)
   Call: (213) [system] ')'=(/)
   Fail: (213) [system] ')'=(/)
^  Call: (213) [user] is_like_space(')')
   Call: (214) [system] char_type(')', 'white')
   Fail: (214) [system] char_type(')', 'white')
   Call: (214) [system] char_type(')', end_of_line)
   Fail: (214) [system] char_type(')', end_of_line)
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] char_type(')', cntrl)
   Fail: (214) [system] char_type(')', cntrl)
^  Fail: (213) [user] is_like_space(')')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _102196)
   Exit: (212) [system] peek_char((0x55fbb4538270), ')')
   Call: (212) [system] ')'=')'
   Exit: (212) [system] ')'=')'
   Call: (212) [system] get_char((0x55fbb4538270), _105986)
   Exit: (212) [system] get_char((0x55fbb4538270), ')')
   Call: (212) [system] _84328=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), [])
   Call: (211) [system] _5068=[['AndLink', 'B', 'A']]
   Exit: (211) [system] [['AndLink', 'B', 'A']]=[['AndLink', 'B', 'A']]
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'B', 'A']])
   Call: (210) [system] _5044=[['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']]
   Exit: (210) [system] [['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']]=[['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']]
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), [['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']])
   Call: (209) [system] _5036=[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']]
   Exit: (209) [system] [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']]=[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']]
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']])
^  Exit: (207) [user] cont_sexpr(')', (0x55fbb4538270), [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']])
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _119868)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _121726)
   Exit: (209) [system] peek_char((0x55fbb4538270), '\n')
   Call: (209) [system] '\n'=(;)
   Fail: (209) [system] '\n'=(;)
   Call: (209) [system] '\n'=(/)
   Fail: (209) [system] '\n'=(/)
^  Call: (209) [user] is_like_space('\n')
   Call: (210) [system] char_type('\n', 'white')
   Fail: (210) [system] char_type('\n', 'white')
   Call: (210) [system] char_type('\n', end_of_line)
   Exit: (210) [system] char_type('\n', end_of_line)
^  Exit: (209) [user] is_like_space('\n')
   Call: (209) [system] get_char((0x55fbb4538270), _133176)
   Exit: (209) [system] get_char((0x55fbb4538270), '\n')
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _135880)
   Exit: (210) [system] peek_char((0x55fbb4538270), '\t')
   Call: (210) [system] '\t'=(;)
   Fail: (210) [system] '\t'=(;)
   Call: (210) [system] '\t'=(/)
   Fail: (210) [system] '\t'=(/)
^  Call: (210) [user] is_like_space('\t')
   Call: (211) [system] char_type('\t', 'white')
   Exit: (211) [system] char_type('\t', 'white')
^  Exit: (210) [user] is_like_space('\t')
   Call: (210) [system] get_char((0x55fbb4538270), _145474)
   Exit: (210) [system] get_char((0x55fbb4538270), '\t')
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _148178)
   Exit: (211) [system] peek_char((0x55fbb4538270), '\t')
   Call: (211) [system] '\t'=(;)
   Fail: (211) [system] '\t'=(;)
   Call: (211) [system] '\t'=(/)
   Fail: (211) [system] '\t'=(/)
^  Call: (211) [user] is_like_space('\t')
   Call: (212) [system] char_type('\t', 'white')
   Exit: (212) [system] char_type('\t', 'white')
^  Exit: (211) [user] is_like_space('\t')
   Call: (211) [system] get_char((0x55fbb4538270), _157772)
   Exit: (211) [system] get_char((0x55fbb4538270), '\t')
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _160476)
   Exit: (212) [system] peek_char((0x55fbb4538270), ' ')
   Call: (212) [system] ' '=(;)
   Fail: (212) [system] ' '=(;)
   Call: (212) [system] ' '=(/)
   Fail: (212) [system] ' '=(/)
^  Call: (212) [user] is_like_space(' ')
   Call: (213) [system] char_type(' ', 'white')
   Exit: (213) [system] char_type(' ', 'white')
^  Exit: (212) [user] is_like_space(' ')
   Call: (212) [system] get_char((0x55fbb4538270), _170070)
   Exit: (212) [system] get_char((0x55fbb4538270), ' ')
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _172774)
   Exit: (213) [system] peek_char((0x55fbb4538270), '(')
   Call: (213) [system] '('=(;)
   Fail: (213) [system] '('=(;)
   Call: (213) [system] '('=(/)
   Fail: (213) [system] '('=(/)
^  Call: (213) [user] is_like_space('(')
   Call: (214) [system] char_type('(', 'white')
   Fail: (214) [system] char_type('(', 'white')
   Call: (214) [system] char_type('(', end_of_line)
   Fail: (214) [system] char_type('(', end_of_line)
   Call: (214) [system] char_type('(', space)
   Fail: (214) [system] char_type('(', space)
   Call: (214) [system] char_type('(', cntrl)
   Fail: (214) [system] char_type('(', cntrl)
^  Fail: (213) [user] is_like_space('(')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _192480)
   Exit: (208) [system] peek_char((0x55fbb4538270), '(')
   Call: (208) [system] '('=')'
   Fail: (208) [system] '('=')'
   Call: (208) [system] '('=end_of_file
   Fail: (208) [system] '('=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55fbb4538270), _198050)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _199908)
   Exit: (210) [system] peek_char((0x55fbb4538270), '(')
   Call: (210) [system] '('=(;)
   Fail: (210) [system] '('=(;)
   Call: (210) [system] '('=(/)
   Fail: (210) [system] '('=(/)
^  Call: (210) [user] is_like_space('(')
   Call: (211) [system] char_type('(', 'white')
   Fail: (211) [system] char_type('(', 'white')
   Call: (211) [system] char_type('(', end_of_line)
   Fail: (211) [system] char_type('(', end_of_line)
   Call: (211) [system] char_type('(', space)
   Fail: (211) [system] char_type('(', space)
   Call: (211) [system] char_type('(', cntrl)
   Fail: (211) [system] char_type('(', cntrl)
^  Fail: (210) [user] is_like_space('(')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] get_char((0x55fbb4538270), _215918)
   Exit: (209) [system] get_char((0x55fbb4538270), '(')
   Call: (209) [system] '('='('
   Exit: (209) [system] '('='('
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _198050)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _221488)
   Exit: (211) [system] peek_char((0x55fbb4538270), :)
   Call: (211) [system] (:)=(;)
   Fail: (211) [system] (:)=(;)
   Call: (211) [system] (:)=(/)
   Fail: (211) [system] (:)=(/)
^  Call: (211) [user] is_like_space(:)
   Call: (212) [system] char_type(:, 'white')
   Fail: (212) [system] char_type(:, 'white')
   Call: (212) [system] char_type(:, end_of_line)
   Fail: (212) [system] char_type(:, end_of_line)
   Call: (212) [system] char_type(:, space)
   Fail: (212) [system] char_type(:, space)
   Call: (212) [system] char_type(:, cntrl)
   Fail: (212) [system] char_type(:, cntrl)
^  Fail: (211) [user] is_like_space(:)
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _237498)
   Exit: (210) [system] peek_char((0x55fbb4538270), :)
   Call: (210) [system] (:)=')'
   Fail: (210) [system] (:)=')'
   Call: (210) [system] (:)=end_of_file
   Fail: (210) [system] (:)=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55fbb4538270), _243068)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _244926)
   Exit: (212) [system] peek_char((0x55fbb4538270), :)
   Call: (212) [system] (:)=(;)
   Fail: (212) [system] (:)=(;)
   Call: (212) [system] (:)=(/)
   Fail: (212) [system] (:)=(/)
^  Call: (212) [user] is_like_space(:)
   Call: (213) [system] char_type(:, 'white')
   Fail: (213) [system] char_type(:, 'white')
   Call: (213) [system] char_type(:, end_of_line)
   Fail: (213) [system] char_type(:, end_of_line)
   Call: (213) [system] char_type(:, space)
   Fail: (213) [system] char_type(:, space)
   Call: (213) [system] char_type(:, cntrl)
   Fail: (213) [system] char_type(:, cntrl)
^  Fail: (212) [user] is_like_space(:)
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] get_char((0x55fbb4538270), _260936)
   Exit: (211) [system] get_char((0x55fbb4538270), :)
   Call: (211) [system] (:)='('
   Fail: (211) [system] (:)='('
   Call: (211) [system] (:)='['
   Fail: (211) [system] (:)='['
   Call: (211) [system] (:)='{'
   Fail: (211) [system] (:)='{'
   Call: (211) [system] (:)='"'
   Fail: (211) [system] (:)='"'
   Call: (211) [system] (:)=!
   Fail: (211) [system] (:)=!
   Call: (211) [system] (:)='\''
   Fail: (211) [system] (:)='\''
   Call: (211) [system] (:)='`'
   Fail: (211) [system] (:)='`'
   Call: (211) [system] (:)=end_of_file
   Fail: (211) [system] (:)=end_of_file
^  Call: (211) [user] read_symbolic(')', (0x55fbb4538270), :, _243068)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _278578)
   Call: (213) [system] peek_char((0x55fbb4538270), _279512)
   Exit: (213) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (213) [user] is_delimiter(' ')
   Call: (214) [system] char_type(' ', space)
   Exit: (214) [system] char_type(' ', space)
^  Exit: (213) [user] is_delimiter(' ')
   Call: (213) [system] _278578=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (212) [user] classify_and_convert_charseq([:], _243068)
^  Call: (213) [user] classify_and_convert_charseq_([:], _288796)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_289748, _289750), once(user:catch(read_from_chars([:], _288796), _289730, fail)), '$restore_trace'(_289748, _289750))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_289748, _289750))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _289730, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(:)
   Exit: (214) [system] atomic(:)
^  Exit: (213) [user] classify_and_convert_charseq_([:], :)
   Call: (213) [system] integer(:)
   Fail: (213) [system] integer(:)
   Call: (213) [system] _243068=(:)
   Exit: (213) [system] (:)=(:)
^  Exit: (212) [user] classify_and_convert_charseq([:], :)
^  Exit: (211) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (210) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _301876)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _303734)
   Exit: (212) [system] peek_char((0x55fbb4538270), ' ')
   Call: (212) [system] ' '=(;)
   Fail: (212) [system] ' '=(;)
   Call: (212) [system] ' '=(/)
   Fail: (212) [system] ' '=(/)
^  Call: (212) [user] is_like_space(' ')
   Call: (213) [system] char_type(' ', 'white')
   Exit: (213) [system] char_type(' ', 'white')
^  Exit: (212) [user] is_like_space(' ')
   Call: (212) [system] get_char((0x55fbb4538270), _313328)
   Exit: (212) [system] get_char((0x55fbb4538270), ' ')
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _316032)
   Exit: (213) [system] peek_char((0x55fbb4538270), '(')
   Call: (213) [system] '('=(;)
   Fail: (213) [system] '('=(;)
   Call: (213) [system] '('=(/)
   Fail: (213) [system] '('=(/)
^  Call: (213) [user] is_like_space('(')
   Call: (214) [system] char_type('(', 'white')
   Fail: (214) [system] char_type('(', 'white')
   Call: (214) [system] char_type('(', end_of_line)
   Fail: (214) [system] char_type('(', end_of_line)
   Call: (214) [system] char_type('(', space)
   Fail: (214) [system] char_type('(', space)
   Call: (214) [system] char_type('(', cntrl)
   Fail: (214) [system] char_type('(', cntrl)
^  Fail: (213) [user] is_like_space('(')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _332966)
   Exit: (211) [system] peek_char((0x55fbb4538270), '(')
   Call: (211) [system] '('=')'
   Fail: (211) [system] '('=')'
   Call: (211) [system] '('=end_of_file
   Fail: (211) [system] '('=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55fbb4538270), _338536)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _340394)
   Exit: (213) [system] peek_char((0x55fbb4538270), '(')
   Call: (213) [system] '('=(;)
   Fail: (213) [system] '('=(;)
   Call: (213) [system] '('=(/)
   Fail: (213) [system] '('=(/)
^  Call: (213) [user] is_like_space('(')
   Call: (214) [system] char_type('(', 'white')
   Fail: (214) [system] char_type('(', 'white')
   Call: (214) [system] char_type('(', end_of_line)
   Fail: (214) [system] char_type('(', end_of_line)
   Call: (214) [system] char_type('(', space)
   Fail: (214) [system] char_type('(', space)
   Call: (214) [system] char_type('(', cntrl)
   Fail: (214) [system] char_type('(', cntrl)
^  Fail: (213) [user] is_like_space('(')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] get_char((0x55fbb4538270), _356404)
   Exit: (212) [system] get_char((0x55fbb4538270), '(')
   Call: (212) [system] '('='('
   Exit: (212) [system] '('='('
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _338536)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _361974)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'C')
   Call: (214) [system] 'C'=(;)
   Fail: (214) [system] 'C'=(;)
   Call: (214) [system] 'C'=(/)
   Fail: (214) [system] 'C'=(/)
^  Call: (214) [user] is_like_space('C')
   Call: (215) [system] char_type('C', 'white')
   Fail: (215) [system] char_type('C', 'white')
   Call: (215) [system] char_type('C', end_of_line)
   Fail: (215) [system] char_type('C', end_of_line)
   Call: (215) [system] char_type('C', space)
   Fail: (215) [system] char_type('C', space)
   Call: (215) [system] char_type('C', cntrl)
   Fail: (215) [system] char_type('C', cntrl)
^  Fail: (214) [user] is_like_space('C')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _377984)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'C')
   Call: (213) [system] 'C'=')'
   Fail: (213) [system] 'C'=')'
   Call: (213) [system] 'C'=end_of_file
   Fail: (213) [system] 'C'=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55fbb4538270), _383554)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _385412)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'C')
   Call: (215) [system] 'C'=(;)
   Fail: (215) [system] 'C'=(;)
   Call: (215) [system] 'C'=(/)
   Fail: (215) [system] 'C'=(/)
^  Call: (215) [user] is_like_space('C')
   Call: (216) [system] char_type('C', 'white')
   Fail: (216) [system] char_type('C', 'white')
   Call: (216) [system] char_type('C', end_of_line)
   Fail: (216) [system] char_type('C', end_of_line)
   Call: (216) [system] char_type('C', space)
   Fail: (216) [system] char_type('C', space)
   Call: (216) [system] char_type('C', cntrl)
   Fail: (216) [system] char_type('C', cntrl)
^  Fail: (215) [user] is_like_space('C')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] get_char((0x55fbb4538270), _401422)
   Exit: (214) [system] get_char((0x55fbb4538270), 'C')
   Call: (214) [system] 'C'='('
   Fail: (214) [system] 'C'='('
   Call: (214) [system] 'C'='['
   Fail: (214) [system] 'C'='['
   Call: (214) [system] 'C'='{'
   Fail: (214) [system] 'C'='{'
   Call: (214) [system] 'C'='"'
   Fail: (214) [system] 'C'='"'
   Call: (214) [system] 'C'=!
   Fail: (214) [system] 'C'=!
   Call: (214) [system] 'C'='\''
   Fail: (214) [system] 'C'='\''
   Call: (214) [system] 'C'='`'
   Fail: (214) [system] 'C'='`'
   Call: (214) [system] 'C'=end_of_file
   Fail: (214) [system] 'C'=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55fbb4538270), 'C', _383554)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _419064)
   Call: (216) [system] peek_char((0x55fbb4538270), _419998)
   Exit: (216) [system] peek_char((0x55fbb4538270), o)
^  Call: (216) [user] is_delimiter(o)
   Call: (217) [system] char_type(o, space)
   Fail: (217) [system] char_type(o, space)
   Call: (217) [system] arg(_424718, v('(', ')', end_of_file), o)
   Fail: (217) [system] arg(_425650, v('(', ')', end_of_file), o)
^  Fail: (216) [user] is_delimiter(o)
   Call: (216) [system] ')'==o
   Fail: (216) [system] ')'==o
   Call: (216) [system] get_char((0x55fbb4538270), o)
   Exit: (216) [system] get_char((0x55fbb4538270), o)
   Call: (216) [system] o=(\)
   Fail: (216) [system] o=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _433000)
   Call: (217) [system] peek_char((0x55fbb4538270), _433934)
   Exit: (217) [system] peek_char((0x55fbb4538270), n)
^  Call: (217) [user] is_delimiter(n)
   Call: (218) [system] char_type(n, space)
   Fail: (218) [system] char_type(n, space)
   Call: (218) [system] arg(_438654, v('(', ')', end_of_file), n)
   Fail: (218) [system] arg(_439586, v('(', ')', end_of_file), n)
^  Fail: (217) [user] is_delimiter(n)
   Call: (217) [system] ')'==n
   Fail: (217) [system] ')'==n
   Call: (217) [system] get_char((0x55fbb4538270), n)
   Exit: (217) [system] get_char((0x55fbb4538270), n)
   Call: (217) [system] n=(\)
   Fail: (217) [system] n=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _446936)
   Call: (218) [system] peek_char((0x55fbb4538270), _447870)
   Exit: (218) [system] peek_char((0x55fbb4538270), j)
^  Call: (218) [user] is_delimiter(j)
   Call: (219) [system] char_type(j, space)
   Fail: (219) [system] char_type(j, space)
   Call: (219) [system] arg(_452590, v('(', ')', end_of_file), j)
   Fail: (219) [system] arg(_453522, v('(', ')', end_of_file), j)
^  Fail: (218) [user] is_delimiter(j)
   Call: (218) [system] ')'==j
   Fail: (218) [system] ')'==j
   Call: (218) [system] get_char((0x55fbb4538270), j)
   Exit: (218) [system] get_char((0x55fbb4538270), j)
   Call: (218) [system] j=(\)
   Fail: (218) [system] j=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _460872)
   Call: (219) [system] peek_char((0x55fbb4538270), _461806)
   Exit: (219) [system] peek_char((0x55fbb4538270), u)
^  Call: (219) [user] is_delimiter(u)
   Call: (220) [system] char_type(u, space)
   Fail: (220) [system] char_type(u, space)
   Call: (220) [system] arg(_466526, v('(', ')', end_of_file), u)
   Fail: (220) [system] arg(_467458, v('(', ')', end_of_file), u)
^  Fail: (219) [user] is_delimiter(u)
   Call: (219) [system] ')'==u
   Fail: (219) [system] ')'==u
   Call: (219) [system] get_char((0x55fbb4538270), u)
   Exit: (219) [system] get_char((0x55fbb4538270), u)
   Call: (219) [system] u=(\)
   Fail: (219) [system] u=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _474808)
   Call: (220) [system] peek_char((0x55fbb4538270), _475742)
   Exit: (220) [system] peek_char((0x55fbb4538270), n)
^  Call: (220) [user] is_delimiter(n)
   Call: (221) [system] char_type(n, space)
   Fail: (221) [system] char_type(n, space)
   Call: (221) [system] arg(_480462, v('(', ')', end_of_file), n)
   Fail: (221) [system] arg(_481394, v('(', ')', end_of_file), n)
^  Fail: (220) [user] is_delimiter(n)
   Call: (220) [system] ')'==n
   Fail: (220) [system] ')'==n
   Call: (220) [system] get_char((0x55fbb4538270), n)
   Exit: (220) [system] get_char((0x55fbb4538270), n)
   Call: (220) [system] n=(\)
   Fail: (220) [system] n=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _488744)
   Call: (221) [system] peek_char((0x55fbb4538270), _489678)
   Exit: (221) [system] peek_char((0x55fbb4538270), c)
^  Call: (221) [user] is_delimiter(c)
   Call: (222) [system] char_type(c, space)
   Fail: (222) [system] char_type(c, space)
   Call: (222) [system] arg(_494398, v('(', ')', end_of_file), c)
   Fail: (222) [system] arg(_495330, v('(', ')', end_of_file), c)
^  Fail: (221) [user] is_delimiter(c)
   Call: (221) [system] ')'==c
   Fail: (221) [system] ')'==c
   Call: (221) [system] get_char((0x55fbb4538270), c)
   Exit: (221) [system] get_char((0x55fbb4538270), c)
   Call: (221) [system] c=(\)
   Fail: (221) [system] c=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _502680)
   Call: (222) [system] peek_char((0x55fbb4538270), _503614)
   Exit: (222) [system] peek_char((0x55fbb4538270), t)
^  Call: (222) [user] is_delimiter(t)
   Call: (223) [system] char_type(t, space)
   Fail: (223) [system] char_type(t, space)
   Call: (223) [system] arg(_508334, v('(', ')', end_of_file), t)
   Fail: (223) [system] arg(_509266, v('(', ')', end_of_file), t)
^  Fail: (222) [user] is_delimiter(t)
   Call: (222) [system] ')'==t
   Fail: (222) [system] ')'==t
   Call: (222) [system] get_char((0x55fbb4538270), t)
   Exit: (222) [system] get_char((0x55fbb4538270), t)
   Call: (222) [system] t=(\)
   Fail: (222) [system] t=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _516616)
   Call: (223) [system] peek_char((0x55fbb4538270), _517550)
   Exit: (223) [system] peek_char((0x55fbb4538270), i)
^  Call: (223) [user] is_delimiter(i)
   Call: (224) [system] char_type(i, space)
   Fail: (224) [system] char_type(i, space)
   Call: (224) [system] arg(_522270, v('(', ')', end_of_file), i)
   Fail: (224) [system] arg(_523202, v('(', ')', end_of_file), i)
^  Fail: (223) [user] is_delimiter(i)
   Call: (223) [system] ')'==i
   Fail: (223) [system] ')'==i
   Call: (223) [system] get_char((0x55fbb4538270), i)
   Exit: (223) [system] get_char((0x55fbb4538270), i)
   Call: (223) [system] i=(\)
   Fail: (223) [system] i=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _530552)
   Call: (224) [system] peek_char((0x55fbb4538270), _531486)
   Exit: (224) [system] peek_char((0x55fbb4538270), o)
^  Call: (224) [user] is_delimiter(o)
   Call: (225) [system] char_type(o, space)
   Fail: (225) [system] char_type(o, space)
   Call: (225) [system] arg(_536206, v('(', ')', end_of_file), o)
   Fail: (225) [system] arg(_537138, v('(', ')', end_of_file), o)
^  Fail: (224) [user] is_delimiter(o)
   Call: (224) [system] ')'==o
   Fail: (224) [system] ')'==o
   Call: (224) [system] get_char((0x55fbb4538270), o)
   Exit: (224) [system] get_char((0x55fbb4538270), o)
   Call: (224) [system] o=(\)
   Fail: (224) [system] o=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _544488)
   Call: (225) [system] peek_char((0x55fbb4538270), _545422)
   Exit: (225) [system] peek_char((0x55fbb4538270), n)
^  Call: (225) [user] is_delimiter(n)
   Call: (226) [system] char_type(n, space)
   Fail: (226) [system] char_type(n, space)
   Call: (226) [system] arg(_550142, v('(', ')', end_of_file), n)
   Fail: (226) [system] arg(_551074, v('(', ')', end_of_file), n)
^  Fail: (225) [user] is_delimiter(n)
   Call: (225) [system] ')'==n
   Fail: (225) [system] ')'==n
   Call: (225) [system] get_char((0x55fbb4538270), n)
   Exit: (225) [system] get_char((0x55fbb4538270), n)
   Call: (225) [system] n=(\)
   Fail: (225) [system] n=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _558424)
   Call: (226) [system] peek_char((0x55fbb4538270), _559358)
   Exit: (226) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (226) [user] is_delimiter('I')
   Call: (227) [system] char_type('I', space)
   Fail: (227) [system] char_type('I', space)
   Call: (227) [system] arg(_564078, v('(', ')', end_of_file), 'I')
   Fail: (227) [system] arg(_565010, v('(', ')', end_of_file), 'I')
^  Fail: (226) [user] is_delimiter('I')
   Call: (226) [system] ')'=='I'
   Fail: (226) [system] ')'=='I'
   Call: (226) [system] get_char((0x55fbb4538270), 'I')
   Exit: (226) [system] get_char((0x55fbb4538270), 'I')
   Call: (226) [system] 'I'=(\)
   Fail: (226) [system] 'I'=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _572360)
   Call: (227) [system] peek_char((0x55fbb4538270), _573294)
   Exit: (227) [system] peek_char((0x55fbb4538270), n)
^  Call: (227) [user] is_delimiter(n)
   Call: (228) [system] char_type(n, space)
   Fail: (228) [system] char_type(n, space)
   Call: (228) [system] arg(_578014, v('(', ')', end_of_file), n)
   Fail: (228) [system] arg(_578946, v('(', ')', end_of_file), n)
^  Fail: (227) [user] is_delimiter(n)
   Call: (227) [system] ')'==n
   Fail: (227) [system] ')'==n
   Call: (227) [system] get_char((0x55fbb4538270), n)
   Exit: (227) [system] get_char((0x55fbb4538270), n)
   Call: (227) [system] n=(\)
   Fail: (227) [system] n=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _586296)
   Call: (228) [system] peek_char((0x55fbb4538270), _587230)
   Exit: (228) [system] peek_char((0x55fbb4538270), t)
^  Call: (228) [user] is_delimiter(t)
   Call: (229) [system] char_type(t, space)
   Fail: (229) [system] char_type(t, space)
   Call: (229) [system] arg(_591950, v('(', ')', end_of_file), t)
   Fail: (229) [system] arg(_592882, v('(', ')', end_of_file), t)
^  Fail: (228) [user] is_delimiter(t)
   Call: (228) [system] ')'==t
   Fail: (228) [system] ')'==t
   Call: (228) [system] get_char((0x55fbb4538270), t)
   Exit: (228) [system] get_char((0x55fbb4538270), t)
   Call: (228) [system] t=(\)
   Fail: (228) [system] t=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _600232)
   Call: (229) [system] peek_char((0x55fbb4538270), _601166)
   Exit: (229) [system] peek_char((0x55fbb4538270), r)
^  Call: (229) [user] is_delimiter(r)
   Call: (230) [system] char_type(r, space)
   Fail: (230) [system] char_type(r, space)
   Call: (230) [system] arg(_605886, v('(', ')', end_of_file), r)
   Fail: (230) [system] arg(_606818, v('(', ')', end_of_file), r)
^  Fail: (229) [user] is_delimiter(r)
   Call: (229) [system] ')'==r
   Fail: (229) [system] ')'==r
   Call: (229) [system] get_char((0x55fbb4538270), r)
   Exit: (229) [system] get_char((0x55fbb4538270), r)
   Call: (229) [system] r=(\)
   Fail: (229) [system] r=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _614168)
   Call: (230) [system] peek_char((0x55fbb4538270), _615102)
   Exit: (230) [system] peek_char((0x55fbb4538270), o)
^  Call: (230) [user] is_delimiter(o)
   Call: (231) [system] char_type(o, space)
   Fail: (231) [system] char_type(o, space)
   Call: (231) [system] arg(_619822, v('(', ')', end_of_file), o)
   Fail: (231) [system] arg(_620754, v('(', ')', end_of_file), o)
^  Fail: (230) [user] is_delimiter(o)
   Call: (230) [system] ')'==o
   Fail: (230) [system] ')'==o
   Call: (230) [system] get_char((0x55fbb4538270), o)
   Exit: (230) [system] get_char((0x55fbb4538270), o)
   Call: (230) [system] o=(\)
   Fail: (230) [system] o=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _628104)
   Call: (231) [system] peek_char((0x55fbb4538270), _629038)
   Exit: (231) [system] peek_char((0x55fbb4538270), d)
^  Call: (231) [user] is_delimiter(d)
   Call: (232) [system] char_type(d, space)
   Fail: (232) [system] char_type(d, space)
   Call: (232) [system] arg(_633758, v('(', ')', end_of_file), d)
   Fail: (232) [system] arg(_634690, v('(', ')', end_of_file), d)
^  Fail: (231) [user] is_delimiter(d)
   Call: (231) [system] ')'==d
   Fail: (231) [system] ')'==d
   Call: (231) [system] get_char((0x55fbb4538270), d)
   Exit: (231) [system] get_char((0x55fbb4538270), d)
   Call: (231) [system] d=(\)
   Fail: (231) [system] d=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _642040)
   Call: (232) [system] peek_char((0x55fbb4538270), _642974)
   Exit: (232) [system] peek_char((0x55fbb4538270), u)
^  Call: (232) [user] is_delimiter(u)
   Call: (233) [system] char_type(u, space)
   Fail: (233) [system] char_type(u, space)
   Call: (233) [system] arg(_647694, v('(', ')', end_of_file), u)
   Fail: (233) [system] arg(_648626, v('(', ')', end_of_file), u)
^  Fail: (232) [user] is_delimiter(u)
   Call: (232) [system] ')'==u
   Fail: (232) [system] ')'==u
   Call: (232) [system] get_char((0x55fbb4538270), u)
   Exit: (232) [system] get_char((0x55fbb4538270), u)
   Call: (232) [system] u=(\)
   Fail: (232) [system] u=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _655976)
   Call: (233) [system] peek_char((0x55fbb4538270), _656910)
   Exit: (233) [system] peek_char((0x55fbb4538270), c)
^  Call: (233) [user] is_delimiter(c)
   Call: (234) [system] char_type(c, space)
   Fail: (234) [system] char_type(c, space)
   Call: (234) [system] arg(_661630, v('(', ')', end_of_file), c)
   Fail: (234) [system] arg(_662562, v('(', ')', end_of_file), c)
^  Fail: (233) [user] is_delimiter(c)
   Call: (233) [system] ')'==c
   Fail: (233) [system] ')'==c
   Call: (233) [system] get_char((0x55fbb4538270), c)
   Exit: (233) [system] get_char((0x55fbb4538270), c)
   Call: (233) [system] c=(\)
   Fail: (233) [system] c=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _669912)
   Call: (234) [system] peek_char((0x55fbb4538270), _670846)
   Exit: (234) [system] peek_char((0x55fbb4538270), t)
^  Call: (234) [user] is_delimiter(t)
   Call: (235) [system] char_type(t, space)
   Fail: (235) [system] char_type(t, space)
   Call: (235) [system] arg(_675566, v('(', ')', end_of_file), t)
   Fail: (235) [system] arg(_676498, v('(', ')', end_of_file), t)
^  Fail: (234) [user] is_delimiter(t)
   Call: (234) [system] ')'==t
   Fail: (234) [system] ')'==t
   Call: (234) [system] get_char((0x55fbb4538270), t)
   Exit: (234) [system] get_char((0x55fbb4538270), t)
   Call: (234) [system] t=(\)
   Fail: (234) [system] t=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _683848)
   Call: (235) [system] peek_char((0x55fbb4538270), _684782)
   Exit: (235) [system] peek_char((0x55fbb4538270), i)
^  Call: (235) [user] is_delimiter(i)
   Call: (236) [system] char_type(i, space)
   Fail: (236) [system] char_type(i, space)
   Call: (236) [system] arg(_689502, v('(', ')', end_of_file), i)
   Fail: (236) [system] arg(_690434, v('(', ')', end_of_file), i)
^  Fail: (235) [user] is_delimiter(i)
   Call: (235) [system] ')'==i
   Fail: (235) [system] ')'==i
   Call: (235) [system] get_char((0x55fbb4538270), i)
   Exit: (235) [system] get_char((0x55fbb4538270), i)
   Call: (235) [system] i=(\)
   Fail: (235) [system] i=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), _697784)
   Call: (236) [system] peek_char((0x55fbb4538270), _698718)
   Exit: (236) [system] peek_char((0x55fbb4538270), o)
^  Call: (236) [user] is_delimiter(o)
   Call: (237) [system] char_type(o, space)
   Fail: (237) [system] char_type(o, space)
   Call: (237) [system] arg(_703438, v('(', ')', end_of_file), o)
   Fail: (237) [system] arg(_704370, v('(', ')', end_of_file), o)
^  Fail: (236) [user] is_delimiter(o)
   Call: (236) [system] ')'==o
   Fail: (236) [system] ')'==o
   Call: (236) [system] get_char((0x55fbb4538270), o)
   Exit: (236) [system] get_char((0x55fbb4538270), o)
   Call: (236) [system] o=(\)
   Fail: (236) [system] o=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), _711720)
   Call: (237) [system] peek_char((0x55fbb4538270), _712654)
   Exit: (237) [system] peek_char((0x55fbb4538270), n)
^  Call: (237) [user] is_delimiter(n)
   Call: (238) [system] char_type(n, space)
   Fail: (238) [system] char_type(n, space)
   Call: (238) [system] arg(_717374, v('(', ')', end_of_file), n)
   Fail: (238) [system] arg(_718306, v('(', ')', end_of_file), n)
^  Fail: (237) [user] is_delimiter(n)
   Call: (237) [system] ')'==n
   Fail: (237) [system] ')'==n
   Call: (237) [system] get_char((0x55fbb4538270), n)
   Exit: (237) [system] get_char((0x55fbb4538270), n)
   Call: (237) [system] n=(\)
   Fail: (237) [system] n=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), _725656)
   Call: (238) [system] peek_char((0x55fbb4538270), _726590)
   Exit: (238) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (238) [user] is_delimiter(' ')
   Call: (239) [system] char_type(' ', space)
   Exit: (239) [system] char_type(' ', space)
^  Exit: (238) [user] is_delimiter(' ')
   Call: (238) [system] _725656=[]
   Exit: (238) [system] []=[]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (237) [system] _711720=[n]
   Exit: (237) [system] [n]=[n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (236) [system] _697784=[o, n]
   Exit: (236) [system] [o, n]=[o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (235) [system] _683848=[i, o, n]
   Exit: (235) [system] [i, o, n]=[i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (234) [system] _669912=[t, i, o, n]
   Exit: (234) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (233) [system] _655976=[c, t, i, o, n]
   Exit: (233) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (232) [system] _642040=[u, c, t, i, o, n]
   Exit: (232) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (231) [system] _628104=[d, u, c, t, i, o, n]
   Exit: (231) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (230) [system] _614168=[o, d, u, c, t, i, o, n]
   Exit: (230) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (229) [system] _600232=[r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _586296=[t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _572360=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _558424=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _544488=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _530552=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _516616=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _502680=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _488744=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _474808=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _460872=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _446936=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _433000=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _419064=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (215) [user] classify_and_convert_charseq(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _383554)
^  Call: (216) [user] classify_and_convert_charseq_(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _797342)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_798294, _798296), once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _797342), _798276, fail)), '$restore_trace'(_798294, _798296))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_798294, _798296))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _797342), _798276, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(_797342)
   Fail: (217) [system] atomic(_797342)
   Call: (217) [system] atom_chars(_797342, ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (217) [system] atom_chars('ConjunctionIntroduction', ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (216) [user] classify_and_convert_charseq_(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
   Call: (216) [system] integer('ConjunctionIntroduction')
   Fail: (216) [system] integer('ConjunctionIntroduction')
   Call: (216) [system] _383554='ConjunctionIntroduction'
   Exit: (216) [system] 'ConjunctionIntroduction'='ConjunctionIntroduction'
^  Exit: (215) [user] classify_and_convert_charseq(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
^  Exit: (214) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'ConjunctionIntroduction')
^  Exit: (213) [user] cont_sexpr(')', (0x55fbb4538270), 'ConjunctionIntroduction')
^  Call: (213) [user] read_list(')', (0x55fbb4538270), _812292)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _814150)
   Exit: (215) [system] peek_char((0x55fbb4538270), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
   Call: (215) [system] ' '=(/)
   Fail: (215) [system] ' '=(/)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55fbb4538270), _823744)
   Exit: (215) [system] get_char((0x55fbb4538270), ' ')
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _826448)
   Exit: (216) [system] peek_char((0x55fbb4538270), a)
   Call: (216) [system] a=(;)
   Fail: (216) [system] a=(;)
   Call: (216) [system] a=(/)
   Fail: (216) [system] a=(/)
^  Call: (216) [user] is_like_space(a)
   Call: (217) [system] char_type(a, 'white')
   Fail: (217) [system] char_type(a, 'white')
   Call: (217) [system] char_type(a, end_of_line)
   Fail: (217) [system] char_type(a, end_of_line)
   Call: (217) [system] char_type(a, space)
   Fail: (217) [system] char_type(a, space)
   Call: (217) [system] char_type(a, cntrl)
   Fail: (217) [system] char_type(a, cntrl)
^  Fail: (216) [user] is_like_space(a)
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _843382)
   Exit: (214) [system] peek_char((0x55fbb4538270), a)
   Call: (214) [system] a=')'
   Fail: (214) [system] a=')'
   Call: (214) [system] a=end_of_file
   Fail: (214) [system] a=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55fbb4538270), _848952)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _850810)
   Exit: (216) [system] peek_char((0x55fbb4538270), a)
   Call: (216) [system] a=(;)
   Fail: (216) [system] a=(;)
   Call: (216) [system] a=(/)
   Fail: (216) [system] a=(/)
^  Call: (216) [user] is_like_space(a)
   Call: (217) [system] char_type(a, 'white')
   Fail: (217) [system] char_type(a, 'white')
   Call: (217) [system] char_type(a, end_of_line)
   Fail: (217) [system] char_type(a, end_of_line)
   Call: (217) [system] char_type(a, space)
   Fail: (217) [system] char_type(a, space)
   Call: (217) [system] char_type(a, cntrl)
   Fail: (217) [system] char_type(a, cntrl)
^  Fail: (216) [user] is_like_space(a)
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] get_char((0x55fbb4538270), _866820)
   Exit: (215) [system] get_char((0x55fbb4538270), a)
   Call: (215) [system] a='('
   Fail: (215) [system] a='('
   Call: (215) [system] a='['
   Fail: (215) [system] a='['
   Call: (215) [system] a='{'
   Fail: (215) [system] a='{'
   Call: (215) [system] a='"'
   Fail: (215) [system] a='"'
   Call: (215) [system] a=!
   Fail: (215) [system] a=!
   Call: (215) [system] a='\''
   Fail: (215) [system] a='\''
   Call: (215) [system] a='`'
   Fail: (215) [system] a='`'
   Call: (215) [system] a=end_of_file
   Fail: (215) [system] a=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55fbb4538270), a, _848952)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _884462)
   Call: (217) [system] peek_char((0x55fbb4538270), _885396)
   Exit: (217) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (217) [user] is_delimiter(' ')
   Call: (218) [system] char_type(' ', space)
   Exit: (218) [system] char_type(' ', space)
^  Exit: (217) [user] is_delimiter(' ')
   Call: (217) [system] _884462=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (216) [user] classify_and_convert_charseq([a], _848952)
^  Call: (217) [user] classify_and_convert_charseq_([a], _894680)
^  Call: (219) [system] setup_call_cleanup('$notrace'(_895632, _895634), once(user:catch(read_from_chars([a], _894680), _895614, fail)), '$restore_trace'(_895632, _895634))
^  Call: (220) [system] sig_atomic(system:'$notrace'(_895632, _895634))
^  Exit: (219) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _895614, fail)), system:'$restore_trace'(3, -1))
   Call: (218) [system] atomic(a)
   Exit: (218) [system] atomic(a)
^  Exit: (217) [user] classify_and_convert_charseq_([a], a)
   Call: (217) [system] integer(a)
   Fail: (217) [system] integer(a)
   Call: (217) [system] _848952=a
   Exit: (217) [system] a=a
^  Exit: (216) [user] classify_and_convert_charseq([a], a)
^  Exit: (215) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (214) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (214) [user] read_list(')', (0x55fbb4538270), _907760)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _909618)
   Exit: (216) [system] peek_char((0x55fbb4538270), ' ')
   Call: (216) [system] ' '=(;)
   Fail: (216) [system] ' '=(;)
   Call: (216) [system] ' '=(/)
   Fail: (216) [system] ' '=(/)
^  Call: (216) [user] is_like_space(' ')
   Call: (217) [system] char_type(' ', 'white')
   Exit: (217) [system] char_type(' ', 'white')
^  Exit: (216) [user] is_like_space(' ')
   Call: (216) [system] get_char((0x55fbb4538270), _919212)
   Exit: (216) [system] get_char((0x55fbb4538270), ' ')
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _921916)
   Exit: (217) [system] peek_char((0x55fbb4538270), a)
   Call: (217) [system] a=(;)
   Fail: (217) [system] a=(;)
   Call: (217) [system] a=(/)
   Fail: (217) [system] a=(/)
^  Call: (217) [user] is_like_space(a)
   Call: (218) [system] char_type(a, 'white')
   Fail: (218) [system] char_type(a, 'white')
   Call: (218) [system] char_type(a, end_of_line)
   Fail: (218) [system] char_type(a, end_of_line)
   Call: (218) [system] char_type(a, space)
   Fail: (218) [system] char_type(a, space)
   Call: (218) [system] char_type(a, cntrl)
   Fail: (218) [system] char_type(a, cntrl)
^  Fail: (217) [user] is_like_space(a)
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _938850)
   Exit: (215) [system] peek_char((0x55fbb4538270), a)
   Call: (215) [system] a=')'
   Fail: (215) [system] a=')'
   Call: (215) [system] a=end_of_file
   Fail: (215) [system] a=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55fbb4538270), _944420)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _946278)
   Exit: (217) [system] peek_char((0x55fbb4538270), a)
   Call: (217) [system] a=(;)
   Fail: (217) [system] a=(;)
   Call: (217) [system] a=(/)
   Fail: (217) [system] a=(/)
^  Call: (217) [user] is_like_space(a)
   Call: (218) [system] char_type(a, 'white')
   Fail: (218) [system] char_type(a, 'white')
   Call: (218) [system] char_type(a, end_of_line)
   Fail: (218) [system] char_type(a, end_of_line)
   Call: (218) [system] char_type(a, space)
   Fail: (218) [system] char_type(a, space)
   Call: (218) [system] char_type(a, cntrl)
   Fail: (218) [system] char_type(a, cntrl)
^  Fail: (217) [user] is_like_space(a)
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] get_char((0x55fbb4538270), _962288)
   Exit: (216) [system] get_char((0x55fbb4538270), a)
   Call: (216) [system] a='('
   Fail: (216) [system] a='('
   Call: (216) [system] a='['
   Fail: (216) [system] a='['
   Call: (216) [system] a='{'
   Fail: (216) [system] a='{'
   Call: (216) [system] a='"'
   Fail: (216) [system] a='"'
   Call: (216) [system] a=!
   Fail: (216) [system] a=!
   Call: (216) [system] a='\''
   Fail: (216) [system] a='\''
   Call: (216) [system] a='`'
   Fail: (216) [system] a='`'
   Call: (216) [system] a=end_of_file
   Fail: (216) [system] a=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55fbb4538270), a, _944420)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _979930)
   Call: (218) [system] peek_char((0x55fbb4538270), _980864)
   Exit: (218) [system] peek_char((0x55fbb4538270), ')')
^  Call: (218) [user] is_delimiter(')')
   Call: (219) [system] char_type(')', space)
   Fail: (219) [system] char_type(')', space)
   Call: (219) [system] arg(_985584, v('(', ')', end_of_file), ')')
   Exit: (219) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (218) [user] is_delimiter(')')
   Call: (218) [system] _979930=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (217) [user] classify_and_convert_charseq([a], _944420)
^  Call: (218) [user] classify_and_convert_charseq_([a], _992020)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_992972, _992974), once(user:catch(read_from_chars([a], _992020), _992954, fail)), '$restore_trace'(_992972, _992974))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_992972, _992974))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _992954, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(a)
   Exit: (219) [system] atomic(a)
^  Exit: (218) [user] classify_and_convert_charseq_([a], a)
   Call: (218) [system] integer(a)
   Fail: (218) [system] integer(a)
   Call: (218) [system] _944420=a
   Exit: (218) [system] a=a
^  Exit: (217) [user] classify_and_convert_charseq([a], a)
^  Exit: (216) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (215) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (215) [user] read_list(')', (0x55fbb4538270), _1005100)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1006958)
   Exit: (217) [system] peek_char((0x55fbb4538270), ')')
   Call: (217) [system] ')'=(;)
   Fail: (217) [system] ')'=(;)
   Call: (217) [system] ')'=(/)
   Fail: (217) [system] ')'=(/)
^  Call: (217) [user] is_like_space(')')
   Call: (218) [system] char_type(')', 'white')
   Fail: (218) [system] char_type(')', 'white')
   Call: (218) [system] char_type(')', end_of_line)
   Fail: (218) [system] char_type(')', end_of_line)
   Call: (218) [system] char_type(')', space)
   Fail: (218) [system] char_type(')', space)
   Call: (218) [system] char_type(')', cntrl)
   Fail: (218) [system] char_type(')', cntrl)
^  Fail: (217) [user] is_like_space(')')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1022968)
   Exit: (216) [system] peek_char((0x55fbb4538270), ')')
   Call: (216) [system] ')'=')'
   Exit: (216) [system] ')'=')'
   Call: (216) [system] get_char((0x55fbb4538270), _1026758)
   Exit: (216) [system] get_char((0x55fbb4538270), ')')
   Call: (216) [system] _1005100=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_list(')', (0x55fbb4538270), [])
   Call: (215) [system] _907760=[a]
   Exit: (215) [system] [a]=[a]
^  Exit: (214) [user] read_list(')', (0x55fbb4538270), [a])
   Call: (214) [system] _812292=[a, a]
   Exit: (214) [system] [a, a]=[a, a]
^  Exit: (213) [user] read_list(')', (0x55fbb4538270), [a, a])
   Call: (213) [system] _338536=['ConjunctionIntroduction', a, a]
   Exit: (213) [system] ['ConjunctionIntroduction', a, a]=['ConjunctionIntroduction', a, a]
^  Exit: (212) [user] read_list(')', (0x55fbb4538270), ['ConjunctionIntroduction', a, a])
^  Exit: (211) [user] cont_sexpr(')', (0x55fbb4538270), ['ConjunctionIntroduction', a, a])
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _1040640)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1042498)
   Exit: (213) [system] peek_char((0x55fbb4538270), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
   Call: (213) [system] ' '=(/)
   Fail: (213) [system] ' '=(/)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55fbb4538270), _1052092)
   Exit: (213) [system] get_char((0x55fbb4538270), ' ')
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1054796)
   Exit: (214) [system] peek_char((0x55fbb4538270), '(')
   Call: (214) [system] '('=(;)
   Fail: (214) [system] '('=(;)
   Call: (214) [system] '('=(/)
   Fail: (214) [system] '('=(/)
^  Call: (214) [user] is_like_space('(')
   Call: (215) [system] char_type('(', 'white')
   Fail: (215) [system] char_type('(', 'white')
   Call: (215) [system] char_type('(', end_of_line)
   Fail: (215) [system] char_type('(', end_of_line)
   Call: (215) [system] char_type('(', space)
   Fail: (215) [system] char_type('(', space)
   Call: (215) [system] char_type('(', cntrl)
   Fail: (215) [system] char_type('(', cntrl)
^  Fail: (214) [user] is_like_space('(')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1071730)
   Exit: (212) [system] peek_char((0x55fbb4538270), '(')
   Call: (212) [system] '('=')'
   Fail: (212) [system] '('=')'
   Call: (212) [system] '('=end_of_file
   Fail: (212) [system] '('=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55fbb4538270), _1077300)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1079158)
   Exit: (214) [system] peek_char((0x55fbb4538270), '(')
   Call: (214) [system] '('=(;)
   Fail: (214) [system] '('=(;)
   Call: (214) [system] '('=(/)
   Fail: (214) [system] '('=(/)
^  Call: (214) [user] is_like_space('(')
   Call: (215) [system] char_type('(', 'white')
   Fail: (215) [system] char_type('(', 'white')
   Call: (215) [system] char_type('(', end_of_line)
   Fail: (215) [system] char_type('(', end_of_line)
   Call: (215) [system] char_type('(', space)
   Fail: (215) [system] char_type('(', space)
   Call: (215) [system] char_type('(', cntrl)
   Fail: (215) [system] char_type('(', cntrl)
^  Fail: (214) [user] is_like_space('(')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] get_char((0x55fbb4538270), _1095168)
   Exit: (213) [system] get_char((0x55fbb4538270), '(')
   Call: (213) [system] '('='('
   Exit: (213) [system] '('='('
^  Call: (213) [user] read_list(')', (0x55fbb4538270), _1077300)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1100738)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'A')
   Call: (215) [system] 'A'=(;)
   Fail: (215) [system] 'A'=(;)
   Call: (215) [system] 'A'=(/)
   Fail: (215) [system] 'A'=(/)
^  Call: (215) [user] is_like_space('A')
   Call: (216) [system] char_type('A', 'white')
   Fail: (216) [system] char_type('A', 'white')
   Call: (216) [system] char_type('A', end_of_line)
   Fail: (216) [system] char_type('A', end_of_line)
   Call: (216) [system] char_type('A', space)
   Fail: (216) [system] char_type('A', space)
   Call: (216) [system] char_type('A', cntrl)
   Fail: (216) [system] char_type('A', cntrl)
^  Fail: (215) [user] is_like_space('A')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1116748)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'A')
   Call: (214) [system] 'A'=')'
   Fail: (214) [system] 'A'=')'
   Call: (214) [system] 'A'=end_of_file
   Fail: (214) [system] 'A'=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55fbb4538270), _1122318)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1124176)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'A')
   Call: (216) [system] 'A'=(;)
   Fail: (216) [system] 'A'=(;)
   Call: (216) [system] 'A'=(/)
   Fail: (216) [system] 'A'=(/)
^  Call: (216) [user] is_like_space('A')
   Call: (217) [system] char_type('A', 'white')
   Fail: (217) [system] char_type('A', 'white')
   Call: (217) [system] char_type('A', end_of_line)
   Fail: (217) [system] char_type('A', end_of_line)
   Call: (217) [system] char_type('A', space)
   Fail: (217) [system] char_type('A', space)
   Call: (217) [system] char_type('A', cntrl)
   Fail: (217) [system] char_type('A', cntrl)
^  Fail: (216) [user] is_like_space('A')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] get_char((0x55fbb4538270), _1140186)
   Exit: (215) [system] get_char((0x55fbb4538270), 'A')
   Call: (215) [system] 'A'='('
   Fail: (215) [system] 'A'='('
   Call: (215) [system] 'A'='['
   Fail: (215) [system] 'A'='['
   Call: (215) [system] 'A'='{'
   Fail: (215) [system] 'A'='{'
   Call: (215) [system] 'A'='"'
   Fail: (215) [system] 'A'='"'
   Call: (215) [system] 'A'=!
   Fail: (215) [system] 'A'=!
   Call: (215) [system] 'A'='\''
   Fail: (215) [system] 'A'='\''
   Call: (215) [system] 'A'='`'
   Fail: (215) [system] 'A'='`'
   Call: (215) [system] 'A'=end_of_file
   Fail: (215) [system] 'A'=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1122318)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1157828)
   Call: (217) [system] peek_char((0x55fbb4538270), _1158762)
   Exit: (217) [system] peek_char((0x55fbb4538270), n)
^  Call: (217) [user] is_delimiter(n)
   Call: (218) [system] char_type(n, space)
   Fail: (218) [system] char_type(n, space)
   Call: (218) [system] arg(_1163482, v('(', ')', end_of_file), n)
   Fail: (218) [system] arg(_1164414, v('(', ')', end_of_file), n)
^  Fail: (217) [user] is_delimiter(n)
   Call: (217) [system] ')'==n
   Fail: (217) [system] ')'==n
   Call: (217) [system] get_char((0x55fbb4538270), n)
   Exit: (217) [system] get_char((0x55fbb4538270), n)
   Call: (217) [system] n=(\)
   Fail: (217) [system] n=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1171764)
   Call: (218) [system] peek_char((0x55fbb4538270), _1172698)
   Exit: (218) [system] peek_char((0x55fbb4538270), d)
^  Call: (218) [user] is_delimiter(d)
   Call: (219) [system] char_type(d, space)
   Fail: (219) [system] char_type(d, space)
   Call: (219) [system] arg(_1177418, v('(', ')', end_of_file), d)
   Fail: (219) [system] arg(_1178350, v('(', ')', end_of_file), d)
^  Fail: (218) [user] is_delimiter(d)
   Call: (218) [system] ')'==d
   Fail: (218) [system] ')'==d
   Call: (218) [system] get_char((0x55fbb4538270), d)
   Exit: (218) [system] get_char((0x55fbb4538270), d)
   Call: (218) [system] d=(\)
   Fail: (218) [system] d=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1185700)
   Call: (219) [system] peek_char((0x55fbb4538270), _1186634)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (219) [user] is_delimiter('L')
   Call: (220) [system] char_type('L', space)
   Fail: (220) [system] char_type('L', space)
   Call: (220) [system] arg(_1191354, v('(', ')', end_of_file), 'L')
   Fail: (220) [system] arg(_1192286, v('(', ')', end_of_file), 'L')
^  Fail: (219) [user] is_delimiter('L')
   Call: (219) [system] ')'=='L'
   Fail: (219) [system] ')'=='L'
   Call: (219) [system] get_char((0x55fbb4538270), 'L')
   Exit: (219) [system] get_char((0x55fbb4538270), 'L')
   Call: (219) [system] 'L'=(\)
   Fail: (219) [system] 'L'=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1199636)
   Call: (220) [system] peek_char((0x55fbb4538270), _1200570)
   Exit: (220) [system] peek_char((0x55fbb4538270), i)
^  Call: (220) [user] is_delimiter(i)
   Call: (221) [system] char_type(i, space)
   Fail: (221) [system] char_type(i, space)
   Call: (221) [system] arg(_1205290, v('(', ')', end_of_file), i)
   Fail: (221) [system] arg(_1206222, v('(', ')', end_of_file), i)
^  Fail: (220) [user] is_delimiter(i)
   Call: (220) [system] ')'==i
   Fail: (220) [system] ')'==i
   Call: (220) [system] get_char((0x55fbb4538270), i)
   Exit: (220) [system] get_char((0x55fbb4538270), i)
   Call: (220) [system] i=(\)
   Fail: (220) [system] i=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1213572)
   Call: (221) [system] peek_char((0x55fbb4538270), _1214506)
   Exit: (221) [system] peek_char((0x55fbb4538270), n)
^  Call: (221) [user] is_delimiter(n)
   Call: (222) [system] char_type(n, space)
   Fail: (222) [system] char_type(n, space)
   Call: (222) [system] arg(_1219226, v('(', ')', end_of_file), n)
   Fail: (222) [system] arg(_1220158, v('(', ')', end_of_file), n)
^  Fail: (221) [user] is_delimiter(n)
   Call: (221) [system] ')'==n
   Fail: (221) [system] ')'==n
   Call: (221) [system] get_char((0x55fbb4538270), n)
   Exit: (221) [system] get_char((0x55fbb4538270), n)
   Call: (221) [system] n=(\)
   Fail: (221) [system] n=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1227508)
   Call: (222) [system] peek_char((0x55fbb4538270), _1228442)
   Exit: (222) [system] peek_char((0x55fbb4538270), k)
^  Call: (222) [user] is_delimiter(k)
   Call: (223) [system] char_type(k, space)
   Fail: (223) [system] char_type(k, space)
   Call: (223) [system] arg(_1233162, v('(', ')', end_of_file), k)
   Fail: (223) [system] arg(_1234094, v('(', ')', end_of_file), k)
^  Fail: (222) [user] is_delimiter(k)
   Call: (222) [system] ')'==k
   Fail: (222) [system] ')'==k
   Call: (222) [system] get_char((0x55fbb4538270), k)
   Exit: (222) [system] get_char((0x55fbb4538270), k)
   Call: (222) [system] k=(\)
   Fail: (222) [system] k=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _1241444)
   Call: (223) [system] peek_char((0x55fbb4538270), _1242378)
   Exit: (223) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (223) [user] is_delimiter(' ')
   Call: (224) [system] char_type(' ', space)
   Exit: (224) [system] char_type(' ', space)
^  Exit: (223) [user] is_delimiter(' ')
   Call: (223) [system] _1241444=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (222) [system] _1227508=[k]
   Exit: (222) [system] [k]=[k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (221) [system] _1213572=[n, k]
   Exit: (221) [system] [n, k]=[n, k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (220) [system] _1199636=[i, n, k]
   Exit: (220) [system] [i, n, k]=[i, n, k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (219) [system] _1185700=['L', i, n, k]
   Exit: (219) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (218) [system] _1171764=[d, 'L', i, n, k]
   Exit: (218) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (217) [system] _1157828=[n, d, 'L', i, n, k]
   Exit: (217) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (216) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _1122318)
^  Call: (217) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _1268426)
^  Call: (219) [system] setup_call_cleanup('$notrace'(_1269378, _1269380), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1268426), _1269360, fail)), '$restore_trace'(_1269378, _1269380))
^  Call: (220) [system] sig_atomic(system:'$notrace'(_1269378, _1269380))
^  Exit: (219) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1268426), _1269360, fail)), system:'$restore_trace'(3, -1))
   Call: (218) [system] atomic(_1268426)
   Fail: (218) [system] atomic(_1268426)
   Call: (218) [system] atom_chars(_1268426, ['A', n, d, 'L', i, n, k])
   Exit: (218) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (217) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (217) [system] integer('AndLink')
   Fail: (217) [system] integer('AndLink')
   Call: (217) [system] _1122318='AndLink'
   Exit: (217) [system] 'AndLink'='AndLink'
^  Exit: (216) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (215) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (214) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (214) [user] read_list(')', (0x55fbb4538270), _1283376)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1285234)
   Exit: (216) [system] peek_char((0x55fbb4538270), ' ')
   Call: (216) [system] ' '=(;)
   Fail: (216) [system] ' '=(;)
   Call: (216) [system] ' '=(/)
   Fail: (216) [system] ' '=(/)
^  Call: (216) [user] is_like_space(' ')
   Call: (217) [system] char_type(' ', 'white')
   Exit: (217) [system] char_type(' ', 'white')
^  Exit: (216) [user] is_like_space(' ')
   Call: (216) [system] get_char((0x55fbb4538270), _1294828)
   Exit: (216) [system] get_char((0x55fbb4538270), ' ')
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1297532)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'B')
   Call: (217) [system] 'B'=(;)
   Fail: (217) [system] 'B'=(;)
   Call: (217) [system] 'B'=(/)
   Fail: (217) [system] 'B'=(/)
^  Call: (217) [user] is_like_space('B')
   Call: (218) [system] char_type('B', 'white')
   Fail: (218) [system] char_type('B', 'white')
   Call: (218) [system] char_type('B', end_of_line)
   Fail: (218) [system] char_type('B', end_of_line)
   Call: (218) [system] char_type('B', space)
   Fail: (218) [system] char_type('B', space)
   Call: (218) [system] char_type('B', cntrl)
   Fail: (218) [system] char_type('B', cntrl)
^  Fail: (217) [user] is_like_space('B')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1314466)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'B')
   Call: (215) [system] 'B'=')'
   Fail: (215) [system] 'B'=')'
   Call: (215) [system] 'B'=end_of_file
   Fail: (215) [system] 'B'=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55fbb4538270), _1320036)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1321894)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'B')
   Call: (217) [system] 'B'=(;)
   Fail: (217) [system] 'B'=(;)
   Call: (217) [system] 'B'=(/)
   Fail: (217) [system] 'B'=(/)
^  Call: (217) [user] is_like_space('B')
   Call: (218) [system] char_type('B', 'white')
   Fail: (218) [system] char_type('B', 'white')
   Call: (218) [system] char_type('B', end_of_line)
   Fail: (218) [system] char_type('B', end_of_line)
   Call: (218) [system] char_type('B', space)
   Fail: (218) [system] char_type('B', space)
   Call: (218) [system] char_type('B', cntrl)
   Fail: (218) [system] char_type('B', cntrl)
^  Fail: (217) [user] is_like_space('B')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] get_char((0x55fbb4538270), _1337904)
   Exit: (216) [system] get_char((0x55fbb4538270), 'B')
   Call: (216) [system] 'B'='('
   Fail: (216) [system] 'B'='('
   Call: (216) [system] 'B'='['
   Fail: (216) [system] 'B'='['
   Call: (216) [system] 'B'='{'
   Fail: (216) [system] 'B'='{'
   Call: (216) [system] 'B'='"'
   Fail: (216) [system] 'B'='"'
   Call: (216) [system] 'B'=!
   Fail: (216) [system] 'B'=!
   Call: (216) [system] 'B'='\''
   Fail: (216) [system] 'B'='\''
   Call: (216) [system] 'B'='`'
   Fail: (216) [system] 'B'='`'
   Call: (216) [system] 'B'=end_of_file
   Fail: (216) [system] 'B'=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55fbb4538270), 'B', _1320036)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1355546)
   Call: (218) [system] peek_char((0x55fbb4538270), _1356480)
   Exit: (218) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (218) [user] is_delimiter(' ')
   Call: (219) [system] char_type(' ', space)
   Exit: (219) [system] char_type(' ', space)
^  Exit: (218) [user] is_delimiter(' ')
   Call: (218) [system] _1355546=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (217) [user] classify_and_convert_charseq(['B'], _1320036)
^  Call: (218) [user] classify_and_convert_charseq_(['B'], _1365764)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_1366716, _1366718), once(user:catch(read_from_chars(['B'], _1365764), _1366698, fail)), '$restore_trace'(_1366716, _1366718))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_1366716, _1366718))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1365764), _1366698, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(_1365764)
   Fail: (219) [system] atomic(_1365764)
   Call: (219) [system] atom_chars(_1365764, ['B'])
   Exit: (219) [system] atom_chars('B', ['B'])
^  Exit: (218) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (218) [system] integer('B')
   Fail: (218) [system] integer('B')
   Call: (218) [system] _1320036='B'
   Exit: (218) [system] 'B'='B'
^  Exit: (217) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (216) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (215) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (215) [user] read_list(')', (0x55fbb4538270), _1380714)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1382572)
   Exit: (217) [system] peek_char((0x55fbb4538270), ' ')
   Call: (217) [system] ' '=(;)
   Fail: (217) [system] ' '=(;)
   Call: (217) [system] ' '=(/)
   Fail: (217) [system] ' '=(/)
^  Call: (217) [user] is_like_space(' ')
   Call: (218) [system] char_type(' ', 'white')
   Exit: (218) [system] char_type(' ', 'white')
^  Exit: (217) [user] is_like_space(' ')
   Call: (217) [system] get_char((0x55fbb4538270), _1392166)
   Exit: (217) [system] get_char((0x55fbb4538270), ' ')
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1394870)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'B')
   Call: (218) [system] 'B'=(;)
   Fail: (218) [system] 'B'=(;)
   Call: (218) [system] 'B'=(/)
   Fail: (218) [system] 'B'=(/)
^  Call: (218) [user] is_like_space('B')
   Call: (219) [system] char_type('B', 'white')
   Fail: (219) [system] char_type('B', 'white')
   Call: (219) [system] char_type('B', end_of_line)
   Fail: (219) [system] char_type('B', end_of_line)
   Call: (219) [system] char_type('B', space)
   Fail: (219) [system] char_type('B', space)
   Call: (219) [system] char_type('B', cntrl)
   Fail: (219) [system] char_type('B', cntrl)
^  Fail: (218) [user] is_like_space('B')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1411804)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'B')
   Call: (216) [system] 'B'=')'
   Fail: (216) [system] 'B'=')'
   Call: (216) [system] 'B'=end_of_file
   Fail: (216) [system] 'B'=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55fbb4538270), _1417374)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1419232)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'B')
   Call: (218) [system] 'B'=(;)
   Fail: (218) [system] 'B'=(;)
   Call: (218) [system] 'B'=(/)
   Fail: (218) [system] 'B'=(/)
^  Call: (218) [user] is_like_space('B')
   Call: (219) [system] char_type('B', 'white')
   Fail: (219) [system] char_type('B', 'white')
   Call: (219) [system] char_type('B', end_of_line)
   Fail: (219) [system] char_type('B', end_of_line)
   Call: (219) [system] char_type('B', space)
   Fail: (219) [system] char_type('B', space)
   Call: (219) [system] char_type('B', cntrl)
   Fail: (219) [system] char_type('B', cntrl)
^  Fail: (218) [user] is_like_space('B')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] get_char((0x55fbb4538270), _1435242)
   Exit: (217) [system] get_char((0x55fbb4538270), 'B')
   Call: (217) [system] 'B'='('
   Fail: (217) [system] 'B'='('
   Call: (217) [system] 'B'='['
   Fail: (217) [system] 'B'='['
   Call: (217) [system] 'B'='{'
   Fail: (217) [system] 'B'='{'
   Call: (217) [system] 'B'='"'
   Fail: (217) [system] 'B'='"'
   Call: (217) [system] 'B'=!
   Fail: (217) [system] 'B'=!
   Call: (217) [system] 'B'='\''
   Fail: (217) [system] 'B'='\''
   Call: (217) [system] 'B'='`'
   Fail: (217) [system] 'B'='`'
   Call: (217) [system] 'B'=end_of_file
   Fail: (217) [system] 'B'=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55fbb4538270), 'B', _1417374)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1452884)
   Call: (219) [system] peek_char((0x55fbb4538270), _1453818)
   Exit: (219) [system] peek_char((0x55fbb4538270), ')')
^  Call: (219) [user] is_delimiter(')')
   Call: (220) [system] char_type(')', space)
   Fail: (220) [system] char_type(')', space)
   Call: (220) [system] arg(_1458538, v('(', ')', end_of_file), ')')
   Exit: (220) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (219) [user] is_delimiter(')')
   Call: (219) [system] _1452884=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (218) [user] classify_and_convert_charseq(['B'], _1417374)
^  Call: (219) [user] classify_and_convert_charseq_(['B'], _1464974)
^  Call: (221) [system] setup_call_cleanup('$notrace'(_1465926, _1465928), once(user:catch(read_from_chars(['B'], _1464974), _1465908, fail)), '$restore_trace'(_1465926, _1465928))
^  Call: (222) [system] sig_atomic(system:'$notrace'(_1465926, _1465928))
^  Exit: (221) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1464974), _1465908, fail)), system:'$restore_trace'(3, -1))
   Call: (220) [system] atomic(_1464974)
   Fail: (220) [system] atomic(_1464974)
   Call: (220) [system] atom_chars(_1464974, ['B'])
   Exit: (220) [system] atom_chars('B', ['B'])
^  Exit: (219) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (219) [system] integer('B')
   Fail: (219) [system] integer('B')
   Call: (219) [system] _1417374='B'
   Exit: (219) [system] 'B'='B'
^  Exit: (218) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (217) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (216) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (216) [user] read_list(')', (0x55fbb4538270), _1479924)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1481782)
   Exit: (218) [system] peek_char((0x55fbb4538270), ')')
   Call: (218) [system] ')'=(;)
   Fail: (218) [system] ')'=(;)
   Call: (218) [system] ')'=(/)
   Fail: (218) [system] ')'=(/)
^  Call: (218) [user] is_like_space(')')
   Call: (219) [system] char_type(')', 'white')
   Fail: (219) [system] char_type(')', 'white')
   Call: (219) [system] char_type(')', end_of_line)
   Fail: (219) [system] char_type(')', end_of_line)
   Call: (219) [system] char_type(')', space)
   Fail: (219) [system] char_type(')', space)
   Call: (219) [system] char_type(')', cntrl)
   Fail: (219) [system] char_type(')', cntrl)
^  Fail: (218) [user] is_like_space(')')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1497792)
   Exit: (217) [system] peek_char((0x55fbb4538270), ')')
   Call: (217) [system] ')'=')'
   Exit: (217) [system] ')'=')'
   Call: (217) [system] get_char((0x55fbb4538270), _1501582)
   Exit: (217) [system] get_char((0x55fbb4538270), ')')
   Call: (217) [system] _1479924=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_list(')', (0x55fbb4538270), [])
   Call: (216) [system] _1380714=['B']
   Exit: (216) [system] ['B']=['B']
^  Exit: (215) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (215) [system] _1283376=['B', 'B']
   Exit: (215) [system] ['B', 'B']=['B', 'B']
^  Exit: (214) [user] read_list(')', (0x55fbb4538270), ['B', 'B'])
   Call: (214) [system] _1077300=['AndLink', 'B', 'B']
   Exit: (214) [system] ['AndLink', 'B', 'B']=['AndLink', 'B', 'B']
^  Exit: (213) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'B', 'B'])
^  Exit: (212) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'B', 'B'])
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _1515464)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1517322)
   Exit: (214) [system] peek_char((0x55fbb4538270), ')')
   Call: (214) [system] ')'=(;)
   Fail: (214) [system] ')'=(;)
   Call: (214) [system] ')'=(/)
   Fail: (214) [system] ')'=(/)
^  Call: (214) [user] is_like_space(')')
   Call: (215) [system] char_type(')', 'white')
   Fail: (215) [system] char_type(')', 'white')
   Call: (215) [system] char_type(')', end_of_line)
   Fail: (215) [system] char_type(')', end_of_line)
   Call: (215) [system] char_type(')', space)
   Fail: (215) [system] char_type(')', space)
   Call: (215) [system] char_type(')', cntrl)
   Fail: (215) [system] char_type(')', cntrl)
^  Fail: (214) [user] is_like_space(')')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1533332)
   Exit: (213) [system] peek_char((0x55fbb4538270), ')')
   Call: (213) [system] ')'=')'
   Exit: (213) [system] ')'=')'
   Call: (213) [system] get_char((0x55fbb4538270), _1537122)
   Exit: (213) [system] get_char((0x55fbb4538270), ')')
   Call: (213) [system] _1515464=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_list(')', (0x55fbb4538270), [])
   Call: (212) [system] _1040640=[['AndLink', 'B', 'B']]
   Exit: (212) [system] [['AndLink', 'B', 'B']]=[['AndLink', 'B', 'B']]
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'B', 'B']])
   Call: (211) [system] _301876=[['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']]
   Exit: (211) [system] [['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']]=[['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']]
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), [['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']])
   Call: (210) [system] _198050=[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']]
   Exit: (210) [system] [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']]=[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']]
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']])
^  Exit: (208) [user] cont_sexpr(')', (0x55fbb4538270), [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']])
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _1551004)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1552862)
   Exit: (210) [system] peek_char((0x55fbb4538270), '\n')
   Call: (210) [system] '\n'=(;)
   Fail: (210) [system] '\n'=(;)
   Call: (210) [system] '\n'=(/)
   Fail: (210) [system] '\n'=(/)
^  Call: (210) [user] is_like_space('\n')
   Call: (211) [system] char_type('\n', 'white')
   Fail: (211) [system] char_type('\n', 'white')
   Call: (211) [system] char_type('\n', end_of_line)
   Exit: (211) [system] char_type('\n', end_of_line)
^  Exit: (210) [user] is_like_space('\n')
   Call: (210) [system] get_char((0x55fbb4538270), _1564312)
   Exit: (210) [system] get_char((0x55fbb4538270), '\n')
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1567016)
   Exit: (211) [system] peek_char((0x55fbb4538270), '\t')
   Call: (211) [system] '\t'=(;)
   Fail: (211) [system] '\t'=(;)
   Call: (211) [system] '\t'=(/)
   Fail: (211) [system] '\t'=(/)
^  Call: (211) [user] is_like_space('\t')
   Call: (212) [system] char_type('\t', 'white')
   Exit: (212) [system] char_type('\t', 'white')
^  Exit: (211) [user] is_like_space('\t')
   Call: (211) [system] get_char((0x55fbb4538270), _1576610)
   Exit: (211) [system] get_char((0x55fbb4538270), '\t')
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1579314)
   Exit: (212) [system] peek_char((0x55fbb4538270), '\t')
   Call: (212) [system] '\t'=(;)
   Fail: (212) [system] '\t'=(;)
   Call: (212) [system] '\t'=(/)
   Fail: (212) [system] '\t'=(/)
^  Call: (212) [user] is_like_space('\t')
   Call: (213) [system] char_type('\t', 'white')
   Exit: (213) [system] char_type('\t', 'white')
^  Exit: (212) [user] is_like_space('\t')
   Call: (212) [system] get_char((0x55fbb4538270), _1588908)
   Exit: (212) [system] get_char((0x55fbb4538270), '\t')
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1591612)
   Exit: (213) [system] peek_char((0x55fbb4538270), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
   Call: (213) [system] ' '=(/)
   Fail: (213) [system] ' '=(/)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55fbb4538270), _1601206)
   Exit: (213) [system] get_char((0x55fbb4538270), ' ')
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1603910)
   Exit: (214) [system] peek_char((0x55fbb4538270), '(')
   Call: (214) [system] '('=(;)
   Fail: (214) [system] '('=(;)
   Call: (214) [system] '('=(/)
   Fail: (214) [system] '('=(/)
^  Call: (214) [user] is_like_space('(')
   Call: (215) [system] char_type('(', 'white')
   Fail: (215) [system] char_type('(', 'white')
   Call: (215) [system] char_type('(', end_of_line)
   Fail: (215) [system] char_type('(', end_of_line)
   Call: (215) [system] char_type('(', space)
   Fail: (215) [system] char_type('(', space)
   Call: (215) [system] char_type('(', cntrl)
   Fail: (215) [system] char_type('(', cntrl)
^  Fail: (214) [user] is_like_space('(')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1623616)
   Exit: (209) [system] peek_char((0x55fbb4538270), '(')
   Call: (209) [system] '('=')'
   Fail: (209) [system] '('=')'
   Call: (209) [system] '('=end_of_file
   Fail: (209) [system] '('=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55fbb4538270), _1629186)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1631044)
   Exit: (211) [system] peek_char((0x55fbb4538270), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
   Call: (211) [system] '('=(/)
   Fail: (211) [system] '('=(/)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] get_char((0x55fbb4538270), _1647054)
   Exit: (210) [system] get_char((0x55fbb4538270), '(')
   Call: (210) [system] '('='('
   Exit: (210) [system] '('='('
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _1629186)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1652624)
   Exit: (212) [system] peek_char((0x55fbb4538270), :)
   Call: (212) [system] (:)=(;)
   Fail: (212) [system] (:)=(;)
   Call: (212) [system] (:)=(/)
   Fail: (212) [system] (:)=(/)
^  Call: (212) [user] is_like_space(:)
   Call: (213) [system] char_type(:, 'white')
   Fail: (213) [system] char_type(:, 'white')
   Call: (213) [system] char_type(:, end_of_line)
   Fail: (213) [system] char_type(:, end_of_line)
   Call: (213) [system] char_type(:, space)
   Fail: (213) [system] char_type(:, space)
   Call: (213) [system] char_type(:, cntrl)
   Fail: (213) [system] char_type(:, cntrl)
^  Fail: (212) [user] is_like_space(:)
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1668634)
   Exit: (211) [system] peek_char((0x55fbb4538270), :)
   Call: (211) [system] (:)=')'
   Fail: (211) [system] (:)=')'
   Call: (211) [system] (:)=end_of_file
   Fail: (211) [system] (:)=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55fbb4538270), _1674204)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1676062)
   Exit: (213) [system] peek_char((0x55fbb4538270), :)
   Call: (213) [system] (:)=(;)
   Fail: (213) [system] (:)=(;)
   Call: (213) [system] (:)=(/)
   Fail: (213) [system] (:)=(/)
^  Call: (213) [user] is_like_space(:)
   Call: (214) [system] char_type(:, 'white')
   Fail: (214) [system] char_type(:, 'white')
   Call: (214) [system] char_type(:, end_of_line)
   Fail: (214) [system] char_type(:, end_of_line)
   Call: (214) [system] char_type(:, space)
   Fail: (214) [system] char_type(:, space)
   Call: (214) [system] char_type(:, cntrl)
   Fail: (214) [system] char_type(:, cntrl)
^  Fail: (213) [user] is_like_space(:)
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] get_char((0x55fbb4538270), _1692072)
   Exit: (212) [system] get_char((0x55fbb4538270), :)
   Call: (212) [system] (:)='('
   Fail: (212) [system] (:)='('
   Call: (212) [system] (:)='['
   Fail: (212) [system] (:)='['
   Call: (212) [system] (:)='{'
   Fail: (212) [system] (:)='{'
   Call: (212) [system] (:)='"'
   Fail: (212) [system] (:)='"'
   Call: (212) [system] (:)=!
   Fail: (212) [system] (:)=!
   Call: (212) [system] (:)='\''
   Fail: (212) [system] (:)='\''
   Call: (212) [system] (:)='`'
   Fail: (212) [system] (:)='`'
   Call: (212) [system] (:)=end_of_file
   Fail: (212) [system] (:)=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55fbb4538270), :, _1674204)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1709714)
   Call: (214) [system] peek_char((0x55fbb4538270), _1710648)
   Exit: (214) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (214) [user] is_delimiter(' ')
   Call: (215) [system] char_type(' ', space)
   Exit: (215) [system] char_type(' ', space)
^  Exit: (214) [user] is_delimiter(' ')
   Call: (214) [system] _1709714=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (213) [user] classify_and_convert_charseq([:], _1674204)
^  Call: (214) [user] classify_and_convert_charseq_([:], _1719932)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_1720884, _1720886), once(user:catch(read_from_chars([:], _1719932), _1720866, fail)), '$restore_trace'(_1720884, _1720886))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_1720884, _1720886))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1720866, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(:)
   Exit: (215) [system] atomic(:)
^  Exit: (214) [user] classify_and_convert_charseq_([:], :)
   Call: (214) [system] integer(:)
   Fail: (214) [system] integer(:)
   Call: (214) [system] _1674204=(:)
   Exit: (214) [system] (:)=(:)
^  Exit: (213) [user] classify_and_convert_charseq([:], :)
^  Exit: (212) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (211) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _1733012)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1734870)
   Exit: (213) [system] peek_char((0x55fbb4538270), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
   Call: (213) [system] ' '=(/)
   Fail: (213) [system] ' '=(/)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55fbb4538270), _1744464)
   Exit: (213) [system] get_char((0x55fbb4538270), ' ')
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1747168)
   Exit: (214) [system] peek_char((0x55fbb4538270), '(')
   Call: (214) [system] '('=(;)
   Fail: (214) [system] '('=(;)
   Call: (214) [system] '('=(/)
   Fail: (214) [system] '('=(/)
^  Call: (214) [user] is_like_space('(')
   Call: (215) [system] char_type('(', 'white')
   Fail: (215) [system] char_type('(', 'white')
   Call: (215) [system] char_type('(', end_of_line)
   Fail: (215) [system] char_type('(', end_of_line)
   Call: (215) [system] char_type('(', space)
   Fail: (215) [system] char_type('(', space)
   Call: (215) [system] char_type('(', cntrl)
   Fail: (215) [system] char_type('(', cntrl)
^  Fail: (214) [user] is_like_space('(')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1764102)
   Exit: (212) [system] peek_char((0x55fbb4538270), '(')
   Call: (212) [system] '('=')'
   Fail: (212) [system] '('=')'
   Call: (212) [system] '('=end_of_file
   Fail: (212) [system] '('=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55fbb4538270), _1769672)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1771530)
   Exit: (214) [system] peek_char((0x55fbb4538270), '(')
   Call: (214) [system] '('=(;)
   Fail: (214) [system] '('=(;)
   Call: (214) [system] '('=(/)
   Fail: (214) [system] '('=(/)
^  Call: (214) [user] is_like_space('(')
   Call: (215) [system] char_type('(', 'white')
   Fail: (215) [system] char_type('(', 'white')
   Call: (215) [system] char_type('(', end_of_line)
   Fail: (215) [system] char_type('(', end_of_line)
   Call: (215) [system] char_type('(', space)
   Fail: (215) [system] char_type('(', space)
   Call: (215) [system] char_type('(', cntrl)
   Fail: (215) [system] char_type('(', cntrl)
^  Fail: (214) [user] is_like_space('(')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] get_char((0x55fbb4538270), _1787540)
   Exit: (213) [system] get_char((0x55fbb4538270), '(')
   Call: (213) [system] '('='('
   Exit: (213) [system] '('='('
^  Call: (213) [user] read_list(')', (0x55fbb4538270), _1769672)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1793110)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'D')
   Call: (215) [system] 'D'=(;)
   Fail: (215) [system] 'D'=(;)
   Call: (215) [system] 'D'=(/)
   Fail: (215) [system] 'D'=(/)
^  Call: (215) [user] is_like_space('D')
   Call: (216) [system] char_type('D', 'white')
   Fail: (216) [system] char_type('D', 'white')
   Call: (216) [system] char_type('D', end_of_line)
   Fail: (216) [system] char_type('D', end_of_line)
   Call: (216) [system] char_type('D', space)
   Fail: (216) [system] char_type('D', space)
   Call: (216) [system] char_type('D', cntrl)
   Fail: (216) [system] char_type('D', cntrl)
^  Fail: (215) [user] is_like_space('D')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1809120)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'D')
   Call: (214) [system] 'D'=')'
   Fail: (214) [system] 'D'=')'
   Call: (214) [system] 'D'=end_of_file
   Fail: (214) [system] 'D'=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55fbb4538270), _1814690)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1816548)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'D')
   Call: (216) [system] 'D'=(;)
   Fail: (216) [system] 'D'=(;)
   Call: (216) [system] 'D'=(/)
   Fail: (216) [system] 'D'=(/)
^  Call: (216) [user] is_like_space('D')
   Call: (217) [system] char_type('D', 'white')
   Fail: (217) [system] char_type('D', 'white')
   Call: (217) [system] char_type('D', end_of_line)
   Fail: (217) [system] char_type('D', end_of_line)
   Call: (217) [system] char_type('D', space)
   Fail: (217) [system] char_type('D', space)
   Call: (217) [system] char_type('D', cntrl)
   Fail: (217) [system] char_type('D', cntrl)
^  Fail: (216) [user] is_like_space('D')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] get_char((0x55fbb4538270), _1832558)
   Exit: (215) [system] get_char((0x55fbb4538270), 'D')
   Call: (215) [system] 'D'='('
   Fail: (215) [system] 'D'='('
   Call: (215) [system] 'D'='['
   Fail: (215) [system] 'D'='['
   Call: (215) [system] 'D'='{'
   Fail: (215) [system] 'D'='{'
   Call: (215) [system] 'D'='"'
   Fail: (215) [system] 'D'='"'
   Call: (215) [system] 'D'=!
   Fail: (215) [system] 'D'=!
   Call: (215) [system] 'D'='\''
   Fail: (215) [system] 'D'='\''
   Call: (215) [system] 'D'='`'
   Fail: (215) [system] 'D'='`'
   Call: (215) [system] 'D'=end_of_file
   Fail: (215) [system] 'D'=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55fbb4538270), 'D', _1814690)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1850200)
   Call: (217) [system] peek_char((0x55fbb4538270), _1851134)
   Exit: (217) [system] peek_char((0x55fbb4538270), i)
^  Call: (217) [user] is_delimiter(i)
   Call: (218) [system] char_type(i, space)
   Fail: (218) [system] char_type(i, space)
   Call: (218) [system] arg(_1855854, v('(', ')', end_of_file), i)
   Fail: (218) [system] arg(_1856786, v('(', ')', end_of_file), i)
^  Fail: (217) [user] is_delimiter(i)
   Call: (217) [system] ')'==i
   Fail: (217) [system] ')'==i
   Call: (217) [system] get_char((0x55fbb4538270), i)
   Exit: (217) [system] get_char((0x55fbb4538270), i)
   Call: (217) [system] i=(\)
   Fail: (217) [system] i=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1864136)
   Call: (218) [system] peek_char((0x55fbb4538270), _1865070)
   Exit: (218) [system] peek_char((0x55fbb4538270), s)
^  Call: (218) [user] is_delimiter(s)
   Call: (219) [system] char_type(s, space)
   Fail: (219) [system] char_type(s, space)
   Call: (219) [system] arg(_1869790, v('(', ')', end_of_file), s)
   Fail: (219) [system] arg(_1870722, v('(', ')', end_of_file), s)
^  Fail: (218) [user] is_delimiter(s)
   Call: (218) [system] ')'==s
   Fail: (218) [system] ')'==s
   Call: (218) [system] get_char((0x55fbb4538270), s)
   Exit: (218) [system] get_char((0x55fbb4538270), s)
   Call: (218) [system] s=(\)
   Fail: (218) [system] s=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1878072)
   Call: (219) [system] peek_char((0x55fbb4538270), _1879006)
   Exit: (219) [system] peek_char((0x55fbb4538270), j)
^  Call: (219) [user] is_delimiter(j)
   Call: (220) [system] char_type(j, space)
   Fail: (220) [system] char_type(j, space)
   Call: (220) [system] arg(_1883726, v('(', ')', end_of_file), j)
   Fail: (220) [system] arg(_1884658, v('(', ')', end_of_file), j)
^  Fail: (219) [user] is_delimiter(j)
   Call: (219) [system] ')'==j
   Fail: (219) [system] ')'==j
   Call: (219) [system] get_char((0x55fbb4538270), j)
   Exit: (219) [system] get_char((0x55fbb4538270), j)
   Call: (219) [system] j=(\)
   Fail: (219) [system] j=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1892008)
   Call: (220) [system] peek_char((0x55fbb4538270), _1892942)
   Exit: (220) [system] peek_char((0x55fbb4538270), u)
^  Call: (220) [user] is_delimiter(u)
   Call: (221) [system] char_type(u, space)
   Fail: (221) [system] char_type(u, space)
   Call: (221) [system] arg(_1897662, v('(', ')', end_of_file), u)
   Fail: (221) [system] arg(_1898594, v('(', ')', end_of_file), u)
^  Fail: (220) [user] is_delimiter(u)
   Call: (220) [system] ')'==u
   Fail: (220) [system] ')'==u
   Call: (220) [system] get_char((0x55fbb4538270), u)
   Exit: (220) [system] get_char((0x55fbb4538270), u)
   Call: (220) [system] u=(\)
   Fail: (220) [system] u=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1905944)
   Call: (221) [system] peek_char((0x55fbb4538270), _1906878)
   Exit: (221) [system] peek_char((0x55fbb4538270), n)
^  Call: (221) [user] is_delimiter(n)
   Call: (222) [system] char_type(n, space)
   Fail: (222) [system] char_type(n, space)
   Call: (222) [system] arg(_1911598, v('(', ')', end_of_file), n)
   Fail: (222) [system] arg(_1912530, v('(', ')', end_of_file), n)
^  Fail: (221) [user] is_delimiter(n)
   Call: (221) [system] ')'==n
   Fail: (221) [system] ')'==n
   Call: (221) [system] get_char((0x55fbb4538270), n)
   Exit: (221) [system] get_char((0x55fbb4538270), n)
   Call: (221) [system] n=(\)
   Fail: (221) [system] n=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1919880)
   Call: (222) [system] peek_char((0x55fbb4538270), _1920814)
   Exit: (222) [system] peek_char((0x55fbb4538270), c)
^  Call: (222) [user] is_delimiter(c)
   Call: (223) [system] char_type(c, space)
   Fail: (223) [system] char_type(c, space)
   Call: (223) [system] arg(_1925534, v('(', ')', end_of_file), c)
   Fail: (223) [system] arg(_1926466, v('(', ')', end_of_file), c)
^  Fail: (222) [user] is_delimiter(c)
   Call: (222) [system] ')'==c
   Fail: (222) [system] ')'==c
   Call: (222) [system] get_char((0x55fbb4538270), c)
   Exit: (222) [system] get_char((0x55fbb4538270), c)
   Call: (222) [system] c=(\)
   Fail: (222) [system] c=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _1933816)
   Call: (223) [system] peek_char((0x55fbb4538270), _1934750)
   Exit: (223) [system] peek_char((0x55fbb4538270), t)
^  Call: (223) [user] is_delimiter(t)
   Call: (224) [system] char_type(t, space)
   Fail: (224) [system] char_type(t, space)
   Call: (224) [system] arg(_1939470, v('(', ')', end_of_file), t)
   Fail: (224) [system] arg(_1940402, v('(', ')', end_of_file), t)
^  Fail: (223) [user] is_delimiter(t)
   Call: (223) [system] ')'==t
   Fail: (223) [system] ')'==t
   Call: (223) [system] get_char((0x55fbb4538270), t)
   Exit: (223) [system] get_char((0x55fbb4538270), t)
   Call: (223) [system] t=(\)
   Fail: (223) [system] t=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _1947752)
   Call: (224) [system] peek_char((0x55fbb4538270), _1948686)
   Exit: (224) [system] peek_char((0x55fbb4538270), i)
^  Call: (224) [user] is_delimiter(i)
   Call: (225) [system] char_type(i, space)
   Fail: (225) [system] char_type(i, space)
   Call: (225) [system] arg(_1953406, v('(', ')', end_of_file), i)
   Fail: (225) [system] arg(_1954338, v('(', ')', end_of_file), i)
^  Fail: (224) [user] is_delimiter(i)
   Call: (224) [system] ')'==i
   Fail: (224) [system] ')'==i
   Call: (224) [system] get_char((0x55fbb4538270), i)
   Exit: (224) [system] get_char((0x55fbb4538270), i)
   Call: (224) [system] i=(\)
   Fail: (224) [system] i=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _1961688)
   Call: (225) [system] peek_char((0x55fbb4538270), _1962622)
   Exit: (225) [system] peek_char((0x55fbb4538270), o)
^  Call: (225) [user] is_delimiter(o)
   Call: (226) [system] char_type(o, space)
   Fail: (226) [system] char_type(o, space)
   Call: (226) [system] arg(_1967342, v('(', ')', end_of_file), o)
   Fail: (226) [system] arg(_1968274, v('(', ')', end_of_file), o)
^  Fail: (225) [user] is_delimiter(o)
   Call: (225) [system] ')'==o
   Fail: (225) [system] ')'==o
   Call: (225) [system] get_char((0x55fbb4538270), o)
   Exit: (225) [system] get_char((0x55fbb4538270), o)
   Call: (225) [system] o=(\)
   Fail: (225) [system] o=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _1975624)
   Call: (226) [system] peek_char((0x55fbb4538270), _1976558)
   Exit: (226) [system] peek_char((0x55fbb4538270), n)
^  Call: (226) [user] is_delimiter(n)
   Call: (227) [system] char_type(n, space)
   Fail: (227) [system] char_type(n, space)
   Call: (227) [system] arg(_1981278, v('(', ')', end_of_file), n)
   Fail: (227) [system] arg(_1982210, v('(', ')', end_of_file), n)
^  Fail: (226) [user] is_delimiter(n)
   Call: (226) [system] ')'==n
   Fail: (226) [system] ')'==n
   Call: (226) [system] get_char((0x55fbb4538270), n)
   Exit: (226) [system] get_char((0x55fbb4538270), n)
   Call: (226) [system] n=(\)
   Fail: (226) [system] n=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _1989560)
   Call: (227) [system] peek_char((0x55fbb4538270), _1990494)
   Exit: (227) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (227) [user] is_delimiter('I')
   Call: (228) [system] char_type('I', space)
   Fail: (228) [system] char_type('I', space)
   Call: (228) [system] arg(_1995214, v('(', ')', end_of_file), 'I')
   Fail: (228) [system] arg(_1996146, v('(', ')', end_of_file), 'I')
^  Fail: (227) [user] is_delimiter('I')
   Call: (227) [system] ')'=='I'
   Fail: (227) [system] ')'=='I'
   Call: (227) [system] get_char((0x55fbb4538270), 'I')
   Exit: (227) [system] get_char((0x55fbb4538270), 'I')
   Call: (227) [system] 'I'=(\)
   Fail: (227) [system] 'I'=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _2003496)
   Call: (228) [system] peek_char((0x55fbb4538270), _2004430)
   Exit: (228) [system] peek_char((0x55fbb4538270), n)
^  Call: (228) [user] is_delimiter(n)
   Call: (229) [system] char_type(n, space)
   Fail: (229) [system] char_type(n, space)
   Call: (229) [system] arg(_2009150, v('(', ')', end_of_file), n)
   Fail: (229) [system] arg(_2010082, v('(', ')', end_of_file), n)
^  Fail: (228) [user] is_delimiter(n)
   Call: (228) [system] ')'==n
   Fail: (228) [system] ')'==n
   Call: (228) [system] get_char((0x55fbb4538270), n)
   Exit: (228) [system] get_char((0x55fbb4538270), n)
   Call: (228) [system] n=(\)
   Fail: (228) [system] n=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _2017432)
   Call: (229) [system] peek_char((0x55fbb4538270), _2018366)
   Exit: (229) [system] peek_char((0x55fbb4538270), t)
^  Call: (229) [user] is_delimiter(t)
   Call: (230) [system] char_type(t, space)
   Fail: (230) [system] char_type(t, space)
   Call: (230) [system] arg(_2023086, v('(', ')', end_of_file), t)
   Fail: (230) [system] arg(_2024018, v('(', ')', end_of_file), t)
^  Fail: (229) [user] is_delimiter(t)
   Call: (229) [system] ')'==t
   Fail: (229) [system] ')'==t
   Call: (229) [system] get_char((0x55fbb4538270), t)
   Exit: (229) [system] get_char((0x55fbb4538270), t)
   Call: (229) [system] t=(\)
   Fail: (229) [system] t=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _2031368)
   Call: (230) [system] peek_char((0x55fbb4538270), _2032302)
   Exit: (230) [system] peek_char((0x55fbb4538270), r)
^  Call: (230) [user] is_delimiter(r)
   Call: (231) [system] char_type(r, space)
   Fail: (231) [system] char_type(r, space)
   Call: (231) [system] arg(_2037022, v('(', ')', end_of_file), r)
   Fail: (231) [system] arg(_2037954, v('(', ')', end_of_file), r)
^  Fail: (230) [user] is_delimiter(r)
   Call: (230) [system] ')'==r
   Fail: (230) [system] ')'==r
   Call: (230) [system] get_char((0x55fbb4538270), r)
   Exit: (230) [system] get_char((0x55fbb4538270), r)
   Call: (230) [system] r=(\)
   Fail: (230) [system] r=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _2045304)
   Call: (231) [system] peek_char((0x55fbb4538270), _2046238)
   Exit: (231) [system] peek_char((0x55fbb4538270), o)
^  Call: (231) [user] is_delimiter(o)
   Call: (232) [system] char_type(o, space)
   Fail: (232) [system] char_type(o, space)
   Call: (232) [system] arg(_2050958, v('(', ')', end_of_file), o)
   Fail: (232) [system] arg(_2051890, v('(', ')', end_of_file), o)
^  Fail: (231) [user] is_delimiter(o)
   Call: (231) [system] ')'==o
   Fail: (231) [system] ')'==o
   Call: (231) [system] get_char((0x55fbb4538270), o)
   Exit: (231) [system] get_char((0x55fbb4538270), o)
   Call: (231) [system] o=(\)
   Fail: (231) [system] o=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _2059240)
   Call: (232) [system] peek_char((0x55fbb4538270), _2060174)
   Exit: (232) [system] peek_char((0x55fbb4538270), d)
^  Call: (232) [user] is_delimiter(d)
   Call: (233) [system] char_type(d, space)
   Fail: (233) [system] char_type(d, space)
   Call: (233) [system] arg(_2064894, v('(', ')', end_of_file), d)
   Fail: (233) [system] arg(_2065826, v('(', ')', end_of_file), d)
^  Fail: (232) [user] is_delimiter(d)
   Call: (232) [system] ')'==d
   Fail: (232) [system] ')'==d
   Call: (232) [system] get_char((0x55fbb4538270), d)
   Exit: (232) [system] get_char((0x55fbb4538270), d)
   Call: (232) [system] d=(\)
   Fail: (232) [system] d=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _2073176)
   Call: (233) [system] peek_char((0x55fbb4538270), _2074110)
   Exit: (233) [system] peek_char((0x55fbb4538270), u)
^  Call: (233) [user] is_delimiter(u)
   Call: (234) [system] char_type(u, space)
   Fail: (234) [system] char_type(u, space)
   Call: (234) [system] arg(_2078830, v('(', ')', end_of_file), u)
   Fail: (234) [system] arg(_2079762, v('(', ')', end_of_file), u)
^  Fail: (233) [user] is_delimiter(u)
   Call: (233) [system] ')'==u
   Fail: (233) [system] ')'==u
   Call: (233) [system] get_char((0x55fbb4538270), u)
   Exit: (233) [system] get_char((0x55fbb4538270), u)
   Call: (233) [system] u=(\)
   Fail: (233) [system] u=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _2087112)
   Call: (234) [system] peek_char((0x55fbb4538270), _2088046)
   Exit: (234) [system] peek_char((0x55fbb4538270), c)
^  Call: (234) [user] is_delimiter(c)
   Call: (235) [system] char_type(c, space)
   Fail: (235) [system] char_type(c, space)
   Call: (235) [system] arg(_2092766, v('(', ')', end_of_file), c)
   Fail: (235) [system] arg(_2093698, v('(', ')', end_of_file), c)
^  Fail: (234) [user] is_delimiter(c)
   Call: (234) [system] ')'==c
   Fail: (234) [system] ')'==c
   Call: (234) [system] get_char((0x55fbb4538270), c)
   Exit: (234) [system] get_char((0x55fbb4538270), c)
   Call: (234) [system] c=(\)
   Fail: (234) [system] c=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _9542)
   Call: (235) [system] peek_char((0x55fbb4538270), _10476)
   Exit: (235) [system] peek_char((0x55fbb4538270), t)
^  Call: (235) [user] is_delimiter(t)
   Call: (236) [system] char_type(t, space)
   Fail: (236) [system] char_type(t, space)
   Call: (236) [system] arg(_15196, v('(', ')', end_of_file), t)
   Fail: (236) [system] arg(_16128, v('(', ')', end_of_file), t)
^  Fail: (235) [user] is_delimiter(t)
   Call: (235) [system] ')'==t
   Fail: (235) [system] ')'==t
   Call: (235) [system] get_char((0x55fbb4538270), t)
   Exit: (235) [system] get_char((0x55fbb4538270), t)
   Call: (235) [system] t=(\)
   Fail: (235) [system] t=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), _23478)
   Call: (236) [system] peek_char((0x55fbb4538270), _24412)
   Exit: (236) [system] peek_char((0x55fbb4538270), i)
^  Call: (236) [user] is_delimiter(i)
   Call: (237) [system] char_type(i, space)
   Fail: (237) [system] char_type(i, space)
   Call: (237) [system] arg(_29132, v('(', ')', end_of_file), i)
   Fail: (237) [system] arg(_30064, v('(', ')', end_of_file), i)
^  Fail: (236) [user] is_delimiter(i)
   Call: (236) [system] ')'==i
   Fail: (236) [system] ')'==i
   Call: (236) [system] get_char((0x55fbb4538270), i)
   Exit: (236) [system] get_char((0x55fbb4538270), i)
   Call: (236) [system] i=(\)
   Fail: (236) [system] i=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), _37414)
   Call: (237) [system] peek_char((0x55fbb4538270), _38348)
   Exit: (237) [system] peek_char((0x55fbb4538270), o)
^  Call: (237) [user] is_delimiter(o)
   Call: (238) [system] char_type(o, space)
   Fail: (238) [system] char_type(o, space)
   Call: (238) [system] arg(_43068, v('(', ')', end_of_file), o)
   Fail: (238) [system] arg(_44000, v('(', ')', end_of_file), o)
^  Fail: (237) [user] is_delimiter(o)
   Call: (237) [system] ')'==o
   Fail: (237) [system] ')'==o
   Call: (237) [system] get_char((0x55fbb4538270), o)
   Exit: (237) [system] get_char((0x55fbb4538270), o)
   Call: (237) [system] o=(\)
   Fail: (237) [system] o=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), _51350)
   Call: (238) [system] peek_char((0x55fbb4538270), _52284)
   Exit: (238) [system] peek_char((0x55fbb4538270), n)
^  Call: (238) [user] is_delimiter(n)
   Call: (239) [system] char_type(n, space)
   Fail: (239) [system] char_type(n, space)
   Call: (239) [system] arg(_57004, v('(', ')', end_of_file), n)
   Fail: (239) [system] arg(_57936, v('(', ')', end_of_file), n)
^  Fail: (238) [user] is_delimiter(n)
   Call: (238) [system] ')'==n
   Fail: (238) [system] ')'==n
   Call: (238) [system] get_char((0x55fbb4538270), n)
   Exit: (238) [system] get_char((0x55fbb4538270), n)
   Call: (238) [system] n=(\)
   Fail: (238) [system] n=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), _65286)
   Call: (239) [system] peek_char((0x55fbb4538270), _66220)
   Exit: (239) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (239) [user] is_delimiter(' ')
   Call: (240) [system] char_type(' ', space)
   Exit: (240) [system] char_type(' ', space)
^  Exit: (239) [user] is_delimiter(' ')
   Call: (239) [system] _65286=[]
   Exit: (239) [system] []=[]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (238) [system] _51350=[n]
   Exit: (238) [system] [n]=[n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (237) [system] _37414=[o, n]
   Exit: (237) [system] [o, n]=[o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (236) [system] _23478=[i, o, n]
   Exit: (236) [system] [i, o, n]=[i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (235) [system] _9542=[t, i, o, n]
   Exit: (235) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (234) [system] _5246=[c, t, i, o, n]
   Exit: (234) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (233) [system] _5242=[u, c, t, i, o, n]
   Exit: (233) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (232) [system] _5238=[d, u, c, t, i, o, n]
   Exit: (232) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (231) [system] _5234=[o, d, u, c, t, i, o, n]
   Exit: (231) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (230) [system] _5230=[r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _5226=[t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _5222=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _5218=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _5214=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _5210=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _5206=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _5202=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _5198=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _5194=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _5190=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _5186=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _5182=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _5178=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (216) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _5174)
^  Call: (217) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _136972)
^  Call: (219) [system] setup_call_cleanup('$notrace'(_137924, _137926), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _136972), _137906, fail)), '$restore_trace'(_137924, _137926))
^  Call: (220) [system] sig_atomic(system:'$notrace'(_137924, _137926))
^  Exit: (219) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _136972), _137906, fail)), system:'$restore_trace'(3, -1))
   Call: (218) [system] atomic(_136972)
   Fail: (218) [system] atomic(_136972)
   Call: (218) [system] atom_chars(_136972, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (218) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (217) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
   Call: (217) [system] integer('DisjunctionIntroduction')
   Fail: (217) [system] integer('DisjunctionIntroduction')
   Call: (217) [system] _5174='DisjunctionIntroduction'
   Exit: (217) [system] 'DisjunctionIntroduction'='DisjunctionIntroduction'
^  Exit: (216) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (215) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'DisjunctionIntroduction')
^  Exit: (214) [user] cont_sexpr(')', (0x55fbb4538270), 'DisjunctionIntroduction')
^  Call: (214) [user] read_list(')', (0x55fbb4538270), _151922)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _153780)
   Exit: (216) [system] peek_char((0x55fbb4538270), ' ')
   Call: (216) [system] ' '=(;)
   Fail: (216) [system] ' '=(;)
   Call: (216) [system] ' '=(/)
   Fail: (216) [system] ' '=(/)
^  Call: (216) [user] is_like_space(' ')
   Call: (217) [system] char_type(' ', 'white')
   Exit: (217) [system] char_type(' ', 'white')
^  Exit: (216) [user] is_like_space(' ')
   Call: (216) [system] get_char((0x55fbb4538270), _163374)
   Exit: (216) [system] get_char((0x55fbb4538270), ' ')
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _166078)
   Exit: (217) [system] peek_char((0x55fbb4538270), a)
   Call: (217) [system] a=(;)
   Fail: (217) [system] a=(;)
   Call: (217) [system] a=(/)
   Fail: (217) [system] a=(/)
^  Call: (217) [user] is_like_space(a)
   Call: (218) [system] char_type(a, 'white')
   Fail: (218) [system] char_type(a, 'white')
   Call: (218) [system] char_type(a, end_of_line)
   Fail: (218) [system] char_type(a, end_of_line)
   Call: (218) [system] char_type(a, space)
   Fail: (218) [system] char_type(a, space)
   Call: (218) [system] char_type(a, cntrl)
   Fail: (218) [system] char_type(a, cntrl)
^  Fail: (217) [user] is_like_space(a)
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _183012)
   Exit: (215) [system] peek_char((0x55fbb4538270), a)
   Call: (215) [system] a=')'
   Fail: (215) [system] a=')'
   Call: (215) [system] a=end_of_file
   Fail: (215) [system] a=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55fbb4538270), _188582)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _190440)
   Exit: (217) [system] peek_char((0x55fbb4538270), a)
   Call: (217) [system] a=(;)
   Fail: (217) [system] a=(;)
   Call: (217) [system] a=(/)
   Fail: (217) [system] a=(/)
^  Call: (217) [user] is_like_space(a)
   Call: (218) [system] char_type(a, 'white')
   Fail: (218) [system] char_type(a, 'white')
   Call: (218) [system] char_type(a, end_of_line)
   Fail: (218) [system] char_type(a, end_of_line)
   Call: (218) [system] char_type(a, space)
   Fail: (218) [system] char_type(a, space)
   Call: (218) [system] char_type(a, cntrl)
   Fail: (218) [system] char_type(a, cntrl)
^  Fail: (217) [user] is_like_space(a)
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] get_char((0x55fbb4538270), _206450)
   Exit: (216) [system] get_char((0x55fbb4538270), a)
   Call: (216) [system] a='('
   Fail: (216) [system] a='('
   Call: (216) [system] a='['
   Fail: (216) [system] a='['
   Call: (216) [system] a='{'
   Fail: (216) [system] a='{'
   Call: (216) [system] a='"'
   Fail: (216) [system] a='"'
   Call: (216) [system] a=!
   Fail: (216) [system] a=!
   Call: (216) [system] a='\''
   Fail: (216) [system] a='\''
   Call: (216) [system] a='`'
   Fail: (216) [system] a='`'
   Call: (216) [system] a=end_of_file
   Fail: (216) [system] a=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55fbb4538270), a, _188582)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _224092)
   Call: (218) [system] peek_char((0x55fbb4538270), _225026)
   Exit: (218) [system] peek_char((0x55fbb4538270), b)
^  Call: (218) [user] is_delimiter(b)
   Call: (219) [system] char_type(b, space)
   Fail: (219) [system] char_type(b, space)
   Call: (219) [system] arg(_229746, v('(', ')', end_of_file), b)
   Fail: (219) [system] arg(_230678, v('(', ')', end_of_file), b)
^  Fail: (218) [user] is_delimiter(b)
   Call: (218) [system] ')'==b
   Fail: (218) [system] ')'==b
   Call: (218) [system] get_char((0x55fbb4538270), b)
   Exit: (218) [system] get_char((0x55fbb4538270), b)
   Call: (218) [system] b=(\)
   Fail: (218) [system] b=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _238028)
   Call: (219) [system] peek_char((0x55fbb4538270), _238962)
   Exit: (219) [system] peek_char((0x55fbb4538270), c)
^  Call: (219) [user] is_delimiter(c)
   Call: (220) [system] char_type(c, space)
   Fail: (220) [system] char_type(c, space)
   Call: (220) [system] arg(_243682, v('(', ')', end_of_file), c)
   Fail: (220) [system] arg(_244614, v('(', ')', end_of_file), c)
^  Fail: (219) [user] is_delimiter(c)
   Call: (219) [system] ')'==c
   Fail: (219) [system] ')'==c
   Call: (219) [system] get_char((0x55fbb4538270), c)
   Exit: (219) [system] get_char((0x55fbb4538270), c)
   Call: (219) [system] c=(\)
   Fail: (219) [system] c=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _251964)
   Call: (220) [system] peek_char((0x55fbb4538270), _252898)
   Exit: (220) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (220) [user] is_delimiter(' ')
   Call: (221) [system] char_type(' ', space)
   Exit: (221) [system] char_type(' ', space)
^  Exit: (220) [user] is_delimiter(' ')
   Call: (220) [system] _251964=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (219) [system] _238028=[c]
   Exit: (219) [system] [c]=[c]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [c])
   Call: (218) [system] _224092=[b, c]
   Exit: (218) [system] [b, c]=[b, c]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [b, c])
^  Call: (217) [user] classify_and_convert_charseq([a, b, c], _188582)
^  Call: (218) [user] classify_and_convert_charseq_([a, b, c], _267770)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_268722, _268724), once(user:catch(read_from_chars([a, b, c], _267770), _268704, fail)), '$restore_trace'(_268722, _268724))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_268722, _268724))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _268704, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(abc)
   Exit: (219) [system] atomic(abc)
^  Exit: (218) [user] classify_and_convert_charseq_([a, b, c], abc)
   Call: (218) [system] integer(abc)
   Fail: (218) [system] integer(abc)
   Call: (218) [system] _188582=abc
   Exit: (218) [system] abc=abc
^  Exit: (217) [user] classify_and_convert_charseq([a, b, c], abc)
^  Exit: (216) [user] read_symbolic(')', (0x55fbb4538270), a, abc)
^  Exit: (215) [user] cont_sexpr(')', (0x55fbb4538270), abc)
^  Call: (215) [user] read_list(')', (0x55fbb4538270), _280850)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _282708)
   Exit: (217) [system] peek_char((0x55fbb4538270), ' ')
   Call: (217) [system] ' '=(;)
   Fail: (217) [system] ' '=(;)
   Call: (217) [system] ' '=(/)
   Fail: (217) [system] ' '=(/)
^  Call: (217) [user] is_like_space(' ')
   Call: (218) [system] char_type(' ', 'white')
   Exit: (218) [system] char_type(' ', 'white')
^  Exit: (217) [user] is_like_space(' ')
   Call: (217) [system] get_char((0x55fbb4538270), _292302)
   Exit: (217) [system] get_char((0x55fbb4538270), ' ')
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _295006)
   Exit: (218) [system] peek_char((0x55fbb4538270), a)
   Call: (218) [system] a=(;)
   Fail: (218) [system] a=(;)
   Call: (218) [system] a=(/)
   Fail: (218) [system] a=(/)
^  Call: (218) [user] is_like_space(a)
   Call: (219) [system] char_type(a, 'white')
   Fail: (219) [system] char_type(a, 'white')
   Call: (219) [system] char_type(a, end_of_line)
   Fail: (219) [system] char_type(a, end_of_line)
   Call: (219) [system] char_type(a, space)
   Fail: (219) [system] char_type(a, space)
   Call: (219) [system] char_type(a, cntrl)
   Fail: (219) [system] char_type(a, cntrl)
^  Fail: (218) [user] is_like_space(a)
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _311940)
   Exit: (216) [system] peek_char((0x55fbb4538270), a)
   Call: (216) [system] a=')'
   Fail: (216) [system] a=')'
   Call: (216) [system] a=end_of_file
   Fail: (216) [system] a=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55fbb4538270), _317510)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _319368)
   Exit: (218) [system] peek_char((0x55fbb4538270), a)
   Call: (218) [system] a=(;)
   Fail: (218) [system] a=(;)
   Call: (218) [system] a=(/)
   Fail: (218) [system] a=(/)
^  Call: (218) [user] is_like_space(a)
   Call: (219) [system] char_type(a, 'white')
   Fail: (219) [system] char_type(a, 'white')
   Call: (219) [system] char_type(a, end_of_line)
   Fail: (219) [system] char_type(a, end_of_line)
   Call: (219) [system] char_type(a, space)
   Fail: (219) [system] char_type(a, space)
   Call: (219) [system] char_type(a, cntrl)
   Fail: (219) [system] char_type(a, cntrl)
^  Fail: (218) [user] is_like_space(a)
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] get_char((0x55fbb4538270), _335378)
   Exit: (217) [system] get_char((0x55fbb4538270), a)
   Call: (217) [system] a='('
   Fail: (217) [system] a='('
   Call: (217) [system] a='['
   Fail: (217) [system] a='['
   Call: (217) [system] a='{'
   Fail: (217) [system] a='{'
   Call: (217) [system] a='"'
   Fail: (217) [system] a='"'
   Call: (217) [system] a=!
   Fail: (217) [system] a=!
   Call: (217) [system] a='\''
   Fail: (217) [system] a='\''
   Call: (217) [system] a='`'
   Fail: (217) [system] a='`'
   Call: (217) [system] a=end_of_file
   Fail: (217) [system] a=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55fbb4538270), a, _317510)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _353020)
   Call: (219) [system] peek_char((0x55fbb4538270), _353954)
   Exit: (219) [system] peek_char((0x55fbb4538270), b)
^  Call: (219) [user] is_delimiter(b)
   Call: (220) [system] char_type(b, space)
   Fail: (220) [system] char_type(b, space)
   Call: (220) [system] arg(_358674, v('(', ')', end_of_file), b)
   Fail: (220) [system] arg(_359606, v('(', ')', end_of_file), b)
^  Fail: (219) [user] is_delimiter(b)
   Call: (219) [system] ')'==b
   Fail: (219) [system] ')'==b
   Call: (219) [system] get_char((0x55fbb4538270), b)
   Exit: (219) [system] get_char((0x55fbb4538270), b)
   Call: (219) [system] b=(\)
   Fail: (219) [system] b=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _366956)
   Call: (220) [system] peek_char((0x55fbb4538270), _367890)
   Exit: (220) [system] peek_char((0x55fbb4538270), c)
^  Call: (220) [user] is_delimiter(c)
   Call: (221) [system] char_type(c, space)
   Fail: (221) [system] char_type(c, space)
   Call: (221) [system] arg(_372610, v('(', ')', end_of_file), c)
   Fail: (221) [system] arg(_373542, v('(', ')', end_of_file), c)
^  Fail: (220) [user] is_delimiter(c)
   Call: (220) [system] ')'==c
   Fail: (220) [system] ')'==c
   Call: (220) [system] get_char((0x55fbb4538270), c)
   Exit: (220) [system] get_char((0x55fbb4538270), c)
   Call: (220) [system] c=(\)
   Fail: (220) [system] c=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _380892)
   Call: (221) [system] peek_char((0x55fbb4538270), _381826)
   Exit: (221) [system] peek_char((0x55fbb4538270), ')')
^  Call: (221) [user] is_delimiter(')')
   Call: (222) [system] char_type(')', space)
   Fail: (222) [system] char_type(')', space)
   Call: (222) [system] arg(_386546, v('(', ')', end_of_file), ')')
   Exit: (222) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (221) [user] is_delimiter(')')
   Call: (221) [system] _380892=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (220) [system] _366956=[c]
   Exit: (220) [system] [c]=[c]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [c])
   Call: (219) [system] _353020=[b, c]
   Exit: (219) [system] [b, c]=[b, c]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [b, c])
^  Call: (218) [user] classify_and_convert_charseq([a, b, c], _317510)
^  Call: (219) [user] classify_and_convert_charseq_([a, b, c], _398570)
^  Call: (221) [system] setup_call_cleanup('$notrace'(_399522, _399524), once(user:catch(read_from_chars([a, b, c], _398570), _399504, fail)), '$restore_trace'(_399522, _399524))
^  Call: (222) [system] sig_atomic(system:'$notrace'(_399522, _399524))
^  Exit: (221) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _399504, fail)), system:'$restore_trace'(3, -1))
   Call: (220) [system] atomic(abc)
   Exit: (220) [system] atomic(abc)
^  Exit: (219) [user] classify_and_convert_charseq_([a, b, c], abc)
   Call: (219) [system] integer(abc)
   Fail: (219) [system] integer(abc)
   Call: (219) [system] _317510=abc
   Exit: (219) [system] abc=abc
^  Exit: (218) [user] classify_and_convert_charseq([a, b, c], abc)
^  Exit: (217) [user] read_symbolic(')', (0x55fbb4538270), a, abc)
^  Exit: (216) [user] cont_sexpr(')', (0x55fbb4538270), abc)
^  Call: (216) [user] read_list(')', (0x55fbb4538270), _411650)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _413508)
   Exit: (218) [system] peek_char((0x55fbb4538270), ')')
   Call: (218) [system] ')'=(;)
   Fail: (218) [system] ')'=(;)
   Call: (218) [system] ')'=(/)
   Fail: (218) [system] ')'=(/)
^  Call: (218) [user] is_like_space(')')
   Call: (219) [system] char_type(')', 'white')
   Fail: (219) [system] char_type(')', 'white')
   Call: (219) [system] char_type(')', end_of_line)
   Fail: (219) [system] char_type(')', end_of_line)
   Call: (219) [system] char_type(')', space)
   Fail: (219) [system] char_type(')', space)
   Call: (219) [system] char_type(')', cntrl)
   Fail: (219) [system] char_type(')', cntrl)
^  Fail: (218) [user] is_like_space(')')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _429518)
   Exit: (217) [system] peek_char((0x55fbb4538270), ')')
   Call: (217) [system] ')'=')'
   Exit: (217) [system] ')'=')'
   Call: (217) [system] get_char((0x55fbb4538270), _433308)
   Exit: (217) [system] get_char((0x55fbb4538270), ')')
   Call: (217) [system] _411650=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_list(')', (0x55fbb4538270), [])
   Call: (216) [system] _280850=[abc]
   Exit: (216) [system] [abc]=[abc]
^  Exit: (215) [user] read_list(')', (0x55fbb4538270), [abc])
   Call: (215) [system] _151922=[abc, abc]
   Exit: (215) [system] [abc, abc]=[abc, abc]
^  Exit: (214) [user] read_list(')', (0x55fbb4538270), [abc, abc])
   Call: (214) [system] _5168=['DisjunctionIntroduction', abc, abc]
   Exit: (214) [system] ['DisjunctionIntroduction', abc, abc]=['DisjunctionIntroduction', abc, abc]
^  Exit: (213) [user] read_list(')', (0x55fbb4538270), ['DisjunctionIntroduction', abc, abc])
^  Exit: (212) [user] cont_sexpr(')', (0x55fbb4538270), ['DisjunctionIntroduction', abc, abc])
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _447190)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _449048)
   Exit: (214) [system] peek_char((0x55fbb4538270), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
   Call: (214) [system] ' '=(/)
   Fail: (214) [system] ' '=(/)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55fbb4538270), _458642)
   Exit: (214) [system] get_char((0x55fbb4538270), ' ')
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _461346)
   Exit: (215) [system] peek_char((0x55fbb4538270), '(')
   Call: (215) [system] '('=(;)
   Fail: (215) [system] '('=(;)
   Call: (215) [system] '('=(/)
   Fail: (215) [system] '('=(/)
^  Call: (215) [user] is_like_space('(')
   Call: (216) [system] char_type('(', 'white')
   Fail: (216) [system] char_type('(', 'white')
   Call: (216) [system] char_type('(', end_of_line)
   Fail: (216) [system] char_type('(', end_of_line)
   Call: (216) [system] char_type('(', space)
   Fail: (216) [system] char_type('(', space)
   Call: (216) [system] char_type('(', cntrl)
   Fail: (216) [system] char_type('(', cntrl)
^  Fail: (215) [user] is_like_space('(')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _478280)
   Exit: (213) [system] peek_char((0x55fbb4538270), '(')
   Call: (213) [system] '('=')'
   Fail: (213) [system] '('=')'
   Call: (213) [system] '('=end_of_file
   Fail: (213) [system] '('=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55fbb4538270), _483850)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _485708)
   Exit: (215) [system] peek_char((0x55fbb4538270), '(')
   Call: (215) [system] '('=(;)
   Fail: (215) [system] '('=(;)
   Call: (215) [system] '('=(/)
   Fail: (215) [system] '('=(/)
^  Call: (215) [user] is_like_space('(')
   Call: (216) [system] char_type('(', 'white')
   Fail: (216) [system] char_type('(', 'white')
   Call: (216) [system] char_type('(', end_of_line)
   Fail: (216) [system] char_type('(', end_of_line)
   Call: (216) [system] char_type('(', space)
   Fail: (216) [system] char_type('(', space)
   Call: (216) [system] char_type('(', cntrl)
   Fail: (216) [system] char_type('(', cntrl)
^  Fail: (215) [user] is_like_space('(')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] get_char((0x55fbb4538270), _501718)
   Exit: (214) [system] get_char((0x55fbb4538270), '(')
   Call: (214) [system] '('='('
   Exit: (214) [system] '('='('
^  Call: (214) [user] read_list(')', (0x55fbb4538270), _483850)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _507288)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'O')
   Call: (216) [system] 'O'=(;)
   Fail: (216) [system] 'O'=(;)
   Call: (216) [system] 'O'=(/)
   Fail: (216) [system] 'O'=(/)
^  Call: (216) [user] is_like_space('O')
   Call: (217) [system] char_type('O', 'white')
   Fail: (217) [system] char_type('O', 'white')
   Call: (217) [system] char_type('O', end_of_line)
   Fail: (217) [system] char_type('O', end_of_line)
   Call: (217) [system] char_type('O', space)
   Fail: (217) [system] char_type('O', space)
   Call: (217) [system] char_type('O', cntrl)
   Fail: (217) [system] char_type('O', cntrl)
^  Fail: (216) [user] is_like_space('O')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _523298)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'O')
   Call: (215) [system] 'O'=')'
   Fail: (215) [system] 'O'=')'
   Call: (215) [system] 'O'=end_of_file
   Fail: (215) [system] 'O'=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55fbb4538270), _528868)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _530726)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'O')
   Call: (217) [system] 'O'=(;)
   Fail: (217) [system] 'O'=(;)
   Call: (217) [system] 'O'=(/)
   Fail: (217) [system] 'O'=(/)
^  Call: (217) [user] is_like_space('O')
   Call: (218) [system] char_type('O', 'white')
   Fail: (218) [system] char_type('O', 'white')
   Call: (218) [system] char_type('O', end_of_line)
   Fail: (218) [system] char_type('O', end_of_line)
   Call: (218) [system] char_type('O', space)
   Fail: (218) [system] char_type('O', space)
   Call: (218) [system] char_type('O', cntrl)
   Fail: (218) [system] char_type('O', cntrl)
^  Fail: (217) [user] is_like_space('O')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] get_char((0x55fbb4538270), _546736)
   Exit: (216) [system] get_char((0x55fbb4538270), 'O')
   Call: (216) [system] 'O'='('
   Fail: (216) [system] 'O'='('
   Call: (216) [system] 'O'='['
   Fail: (216) [system] 'O'='['
   Call: (216) [system] 'O'='{'
   Fail: (216) [system] 'O'='{'
   Call: (216) [system] 'O'='"'
   Fail: (216) [system] 'O'='"'
   Call: (216) [system] 'O'=!
   Fail: (216) [system] 'O'=!
   Call: (216) [system] 'O'='\''
   Fail: (216) [system] 'O'='\''
   Call: (216) [system] 'O'='`'
   Fail: (216) [system] 'O'='`'
   Call: (216) [system] 'O'=end_of_file
   Fail: (216) [system] 'O'=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55fbb4538270), 'O', _528868)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _564378)
   Call: (218) [system] peek_char((0x55fbb4538270), _565312)
   Exit: (218) [system] peek_char((0x55fbb4538270), r)
^  Call: (218) [user] is_delimiter(r)
   Call: (219) [system] char_type(r, space)
   Fail: (219) [system] char_type(r, space)
   Call: (219) [system] arg(_570032, v('(', ')', end_of_file), r)
   Fail: (219) [system] arg(_570964, v('(', ')', end_of_file), r)
^  Fail: (218) [user] is_delimiter(r)
   Call: (218) [system] ')'==r
   Fail: (218) [system] ')'==r
   Call: (218) [system] get_char((0x55fbb4538270), r)
   Exit: (218) [system] get_char((0x55fbb4538270), r)
   Call: (218) [system] r=(\)
   Fail: (218) [system] r=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _578314)
   Call: (219) [system] peek_char((0x55fbb4538270), _579248)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (219) [user] is_delimiter('L')
   Call: (220) [system] char_type('L', space)
   Fail: (220) [system] char_type('L', space)
   Call: (220) [system] arg(_583968, v('(', ')', end_of_file), 'L')
   Fail: (220) [system] arg(_584900, v('(', ')', end_of_file), 'L')
^  Fail: (219) [user] is_delimiter('L')
   Call: (219) [system] ')'=='L'
   Fail: (219) [system] ')'=='L'
   Call: (219) [system] get_char((0x55fbb4538270), 'L')
   Exit: (219) [system] get_char((0x55fbb4538270), 'L')
   Call: (219) [system] 'L'=(\)
   Fail: (219) [system] 'L'=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _592250)
   Call: (220) [system] peek_char((0x55fbb4538270), _593184)
   Exit: (220) [system] peek_char((0x55fbb4538270), i)
^  Call: (220) [user] is_delimiter(i)
   Call: (221) [system] char_type(i, space)
   Fail: (221) [system] char_type(i, space)
   Call: (221) [system] arg(_597904, v('(', ')', end_of_file), i)
   Fail: (221) [system] arg(_598836, v('(', ')', end_of_file), i)
^  Fail: (220) [user] is_delimiter(i)
   Call: (220) [system] ')'==i
   Fail: (220) [system] ')'==i
   Call: (220) [system] get_char((0x55fbb4538270), i)
   Exit: (220) [system] get_char((0x55fbb4538270), i)
   Call: (220) [system] i=(\)
   Fail: (220) [system] i=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _606186)
   Call: (221) [system] peek_char((0x55fbb4538270), _607120)
   Exit: (221) [system] peek_char((0x55fbb4538270), n)
^  Call: (221) [user] is_delimiter(n)
   Call: (222) [system] char_type(n, space)
   Fail: (222) [system] char_type(n, space)
   Call: (222) [system] arg(_611840, v('(', ')', end_of_file), n)
   Fail: (222) [system] arg(_612772, v('(', ')', end_of_file), n)
^  Fail: (221) [user] is_delimiter(n)
   Call: (221) [system] ')'==n
   Fail: (221) [system] ')'==n
   Call: (221) [system] get_char((0x55fbb4538270), n)
   Exit: (221) [system] get_char((0x55fbb4538270), n)
   Call: (221) [system] n=(\)
   Fail: (221) [system] n=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _620122)
   Call: (222) [system] peek_char((0x55fbb4538270), _621056)
   Exit: (222) [system] peek_char((0x55fbb4538270), k)
^  Call: (222) [user] is_delimiter(k)
   Call: (223) [system] char_type(k, space)
   Fail: (223) [system] char_type(k, space)
   Call: (223) [system] arg(_625776, v('(', ')', end_of_file), k)
   Fail: (223) [system] arg(_626708, v('(', ')', end_of_file), k)
^  Fail: (222) [user] is_delimiter(k)
   Call: (222) [system] ')'==k
   Fail: (222) [system] ')'==k
   Call: (222) [system] get_char((0x55fbb4538270), k)
   Exit: (222) [system] get_char((0x55fbb4538270), k)
   Call: (222) [system] k=(\)
   Fail: (222) [system] k=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _634058)
   Call: (223) [system] peek_char((0x55fbb4538270), _634992)
   Exit: (223) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (223) [user] is_delimiter(' ')
   Call: (224) [system] char_type(' ', space)
   Exit: (224) [system] char_type(' ', space)
^  Exit: (223) [user] is_delimiter(' ')
   Call: (223) [system] _634058=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (222) [system] _620122=[k]
   Exit: (222) [system] [k]=[k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (221) [system] _606186=[n, k]
   Exit: (221) [system] [n, k]=[n, k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (220) [system] _592250=[i, n, k]
   Exit: (220) [system] [i, n, k]=[i, n, k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (219) [system] _578314=['L', i, n, k]
   Exit: (219) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (218) [system] _564378=[r, 'L', i, n, k]
   Exit: (218) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (217) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _528868)
^  Call: (218) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _658246)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_659198, _659200), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _658246), _659180, fail)), '$restore_trace'(_659198, _659200))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_659198, _659200))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _658246), _659180, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(_658246)
   Fail: (219) [system] atomic(_658246)
   Call: (219) [system] atom_chars(_658246, ['O', r, 'L', i, n, k])
   Exit: (219) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (218) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (218) [system] integer('OrLink')
   Fail: (218) [system] integer('OrLink')
   Call: (218) [system] _528868='OrLink'
   Exit: (218) [system] 'OrLink'='OrLink'
^  Exit: (217) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (216) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (215) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (215) [user] read_list(')', (0x55fbb4538270), _673196)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _675054)
   Exit: (217) [system] peek_char((0x55fbb4538270), ' ')
   Call: (217) [system] ' '=(;)
   Fail: (217) [system] ' '=(;)
   Call: (217) [system] ' '=(/)
   Fail: (217) [system] ' '=(/)
^  Call: (217) [user] is_like_space(' ')
   Call: (218) [system] char_type(' ', 'white')
   Exit: (218) [system] char_type(' ', 'white')
^  Exit: (217) [user] is_like_space(' ')
   Call: (217) [system] get_char((0x55fbb4538270), _684648)
   Exit: (217) [system] get_char((0x55fbb4538270), ' ')
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _687352)
   Exit: (218) [system] peek_char((0x55fbb4538270), '(')
   Call: (218) [system] '('=(;)
   Fail: (218) [system] '('=(;)
   Call: (218) [system] '('=(/)
   Fail: (218) [system] '('=(/)
^  Call: (218) [user] is_like_space('(')
   Call: (219) [system] char_type('(', 'white')
   Fail: (219) [system] char_type('(', 'white')
   Call: (219) [system] char_type('(', end_of_line)
   Fail: (219) [system] char_type('(', end_of_line)
   Call: (219) [system] char_type('(', space)
   Fail: (219) [system] char_type('(', space)
   Call: (219) [system] char_type('(', cntrl)
   Fail: (219) [system] char_type('(', cntrl)
^  Fail: (218) [user] is_like_space('(')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _704286)
   Exit: (216) [system] peek_char((0x55fbb4538270), '(')
   Call: (216) [system] '('=')'
   Fail: (216) [system] '('=')'
   Call: (216) [system] '('=end_of_file
   Fail: (216) [system] '('=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55fbb4538270), _709856)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _711714)
   Exit: (218) [system] peek_char((0x55fbb4538270), '(')
   Call: (218) [system] '('=(;)
   Fail: (218) [system] '('=(;)
   Call: (218) [system] '('=(/)
   Fail: (218) [system] '('=(/)
^  Call: (218) [user] is_like_space('(')
   Call: (219) [system] char_type('(', 'white')
   Fail: (219) [system] char_type('(', 'white')
   Call: (219) [system] char_type('(', end_of_line)
   Fail: (219) [system] char_type('(', end_of_line)
   Call: (219) [system] char_type('(', space)
   Fail: (219) [system] char_type('(', space)
   Call: (219) [system] char_type('(', cntrl)
   Fail: (219) [system] char_type('(', cntrl)
^  Fail: (218) [user] is_like_space('(')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] get_char((0x55fbb4538270), _727724)
   Exit: (217) [system] get_char((0x55fbb4538270), '(')
   Call: (217) [system] '('='('
   Exit: (217) [system] '('='('
^  Call: (217) [user] read_list(')', (0x55fbb4538270), _709856)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _733294)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'I')
   Call: (219) [system] 'I'=(;)
   Fail: (219) [system] 'I'=(;)
   Call: (219) [system] 'I'=(/)
   Fail: (219) [system] 'I'=(/)
^  Call: (219) [user] is_like_space('I')
   Call: (220) [system] char_type('I', 'white')
   Fail: (220) [system] char_type('I', 'white')
   Call: (220) [system] char_type('I', end_of_line)
   Fail: (220) [system] char_type('I', end_of_line)
   Call: (220) [system] char_type('I', space)
   Fail: (220) [system] char_type('I', space)
   Call: (220) [system] char_type('I', cntrl)
   Fail: (220) [system] char_type('I', cntrl)
^  Fail: (219) [user] is_like_space('I')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _749304)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'I')
   Call: (218) [system] 'I'=')'
   Fail: (218) [system] 'I'=')'
   Call: (218) [system] 'I'=end_of_file
   Fail: (218) [system] 'I'=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55fbb4538270), _754874)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _756732)
   Exit: (220) [system] peek_char((0x55fbb4538270), 'I')
   Call: (220) [system] 'I'=(;)
   Fail: (220) [system] 'I'=(;)
   Call: (220) [system] 'I'=(/)
   Fail: (220) [system] 'I'=(/)
^  Call: (220) [user] is_like_space('I')
   Call: (221) [system] char_type('I', 'white')
   Fail: (221) [system] char_type('I', 'white')
   Call: (221) [system] char_type('I', end_of_line)
   Fail: (221) [system] char_type('I', end_of_line)
   Call: (221) [system] char_type('I', space)
   Fail: (221) [system] char_type('I', space)
   Call: (221) [system] char_type('I', cntrl)
   Fail: (221) [system] char_type('I', cntrl)
^  Fail: (220) [user] is_like_space('I')
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] get_char((0x55fbb4538270), _772742)
   Exit: (219) [system] get_char((0x55fbb4538270), 'I')
   Call: (219) [system] 'I'='('
   Fail: (219) [system] 'I'='('
   Call: (219) [system] 'I'='['
   Fail: (219) [system] 'I'='['
   Call: (219) [system] 'I'='{'
   Fail: (219) [system] 'I'='{'
   Call: (219) [system] 'I'='"'
   Fail: (219) [system] 'I'='"'
   Call: (219) [system] 'I'=!
   Fail: (219) [system] 'I'=!
   Call: (219) [system] 'I'='\''
   Fail: (219) [system] 'I'='\''
   Call: (219) [system] 'I'='`'
   Fail: (219) [system] 'I'='`'
   Call: (219) [system] 'I'=end_of_file
   Fail: (219) [system] 'I'=end_of_file
^  Call: (219) [user] read_symbolic(')', (0x55fbb4538270), 'I', _754874)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _790384)
   Call: (221) [system] peek_char((0x55fbb4538270), _791318)
   Exit: (221) [system] peek_char((0x55fbb4538270), m)
^  Call: (221) [user] is_delimiter(m)
   Call: (222) [system] char_type(m, space)
   Fail: (222) [system] char_type(m, space)
   Call: (222) [system] arg(_796038, v('(', ')', end_of_file), m)
   Fail: (222) [system] arg(_796970, v('(', ')', end_of_file), m)
^  Fail: (221) [user] is_delimiter(m)
   Call: (221) [system] ')'==m
   Fail: (221) [system] ')'==m
   Call: (221) [system] get_char((0x55fbb4538270), m)
   Exit: (221) [system] get_char((0x55fbb4538270), m)
   Call: (221) [system] m=(\)
   Fail: (221) [system] m=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _804320)
   Call: (222) [system] peek_char((0x55fbb4538270), _805254)
   Exit: (222) [system] peek_char((0x55fbb4538270), p)
^  Call: (222) [user] is_delimiter(p)
   Call: (223) [system] char_type(p, space)
   Fail: (223) [system] char_type(p, space)
   Call: (223) [system] arg(_809974, v('(', ')', end_of_file), p)
   Fail: (223) [system] arg(_810906, v('(', ')', end_of_file), p)
^  Fail: (222) [user] is_delimiter(p)
   Call: (222) [system] ')'==p
   Fail: (222) [system] ')'==p
   Call: (222) [system] get_char((0x55fbb4538270), p)
   Exit: (222) [system] get_char((0x55fbb4538270), p)
   Call: (222) [system] p=(\)
   Fail: (222) [system] p=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _818256)
   Call: (223) [system] peek_char((0x55fbb4538270), _819190)
   Exit: (223) [system] peek_char((0x55fbb4538270), l)
^  Call: (223) [user] is_delimiter(l)
   Call: (224) [system] char_type(l, space)
   Fail: (224) [system] char_type(l, space)
   Call: (224) [system] arg(_823910, v('(', ')', end_of_file), l)
   Fail: (224) [system] arg(_824842, v('(', ')', end_of_file), l)
^  Fail: (223) [user] is_delimiter(l)
   Call: (223) [system] ')'==l
   Fail: (223) [system] ')'==l
   Call: (223) [system] get_char((0x55fbb4538270), l)
   Exit: (223) [system] get_char((0x55fbb4538270), l)
   Call: (223) [system] l=(\)
   Fail: (223) [system] l=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _832192)
   Call: (224) [system] peek_char((0x55fbb4538270), _833126)
   Exit: (224) [system] peek_char((0x55fbb4538270), i)
^  Call: (224) [user] is_delimiter(i)
   Call: (225) [system] char_type(i, space)
   Fail: (225) [system] char_type(i, space)
   Call: (225) [system] arg(_837846, v('(', ')', end_of_file), i)
   Fail: (225) [system] arg(_838778, v('(', ')', end_of_file), i)
^  Fail: (224) [user] is_delimiter(i)
   Call: (224) [system] ')'==i
   Fail: (224) [system] ')'==i
   Call: (224) [system] get_char((0x55fbb4538270), i)
   Exit: (224) [system] get_char((0x55fbb4538270), i)
   Call: (224) [system] i=(\)
   Fail: (224) [system] i=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _846128)
   Call: (225) [system] peek_char((0x55fbb4538270), _847062)
   Exit: (225) [system] peek_char((0x55fbb4538270), c)
^  Call: (225) [user] is_delimiter(c)
   Call: (226) [system] char_type(c, space)
   Fail: (226) [system] char_type(c, space)
   Call: (226) [system] arg(_851782, v('(', ')', end_of_file), c)
   Fail: (226) [system] arg(_852714, v('(', ')', end_of_file), c)
^  Fail: (225) [user] is_delimiter(c)
   Call: (225) [system] ')'==c
   Fail: (225) [system] ')'==c
   Call: (225) [system] get_char((0x55fbb4538270), c)
   Exit: (225) [system] get_char((0x55fbb4538270), c)
   Call: (225) [system] c=(\)
   Fail: (225) [system] c=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _860064)
   Call: (226) [system] peek_char((0x55fbb4538270), _860998)
   Exit: (226) [system] peek_char((0x55fbb4538270), a)
^  Call: (226) [user] is_delimiter(a)
   Call: (227) [system] char_type(a, space)
   Fail: (227) [system] char_type(a, space)
   Call: (227) [system] arg(_865718, v('(', ')', end_of_file), a)
   Fail: (227) [system] arg(_866650, v('(', ')', end_of_file), a)
^  Fail: (226) [user] is_delimiter(a)
   Call: (226) [system] ')'==a
   Fail: (226) [system] ')'==a
   Call: (226) [system] get_char((0x55fbb4538270), a)
   Exit: (226) [system] get_char((0x55fbb4538270), a)
   Call: (226) [system] a=(\)
   Fail: (226) [system] a=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _874000)
   Call: (227) [system] peek_char((0x55fbb4538270), _874934)
   Exit: (227) [system] peek_char((0x55fbb4538270), t)
^  Call: (227) [user] is_delimiter(t)
   Call: (228) [system] char_type(t, space)
   Fail: (228) [system] char_type(t, space)
   Call: (228) [system] arg(_879654, v('(', ')', end_of_file), t)
   Fail: (228) [system] arg(_880586, v('(', ')', end_of_file), t)
^  Fail: (227) [user] is_delimiter(t)
   Call: (227) [system] ')'==t
   Fail: (227) [system] ')'==t
   Call: (227) [system] get_char((0x55fbb4538270), t)
   Exit: (227) [system] get_char((0x55fbb4538270), t)
   Call: (227) [system] t=(\)
   Fail: (227) [system] t=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _887936)
   Call: (228) [system] peek_char((0x55fbb4538270), _888870)
   Exit: (228) [system] peek_char((0x55fbb4538270), i)
^  Call: (228) [user] is_delimiter(i)
   Call: (229) [system] char_type(i, space)
   Fail: (229) [system] char_type(i, space)
   Call: (229) [system] arg(_893590, v('(', ')', end_of_file), i)
   Fail: (229) [system] arg(_894522, v('(', ')', end_of_file), i)
^  Fail: (228) [user] is_delimiter(i)
   Call: (228) [system] ')'==i
   Fail: (228) [system] ')'==i
   Call: (228) [system] get_char((0x55fbb4538270), i)
   Exit: (228) [system] get_char((0x55fbb4538270), i)
   Call: (228) [system] i=(\)
   Fail: (228) [system] i=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _901872)
   Call: (229) [system] peek_char((0x55fbb4538270), _902806)
   Exit: (229) [system] peek_char((0x55fbb4538270), o)
^  Call: (229) [user] is_delimiter(o)
   Call: (230) [system] char_type(o, space)
   Fail: (230) [system] char_type(o, space)
   Call: (230) [system] arg(_907526, v('(', ')', end_of_file), o)
   Fail: (230) [system] arg(_908458, v('(', ')', end_of_file), o)
^  Fail: (229) [user] is_delimiter(o)
   Call: (229) [system] ')'==o
   Fail: (229) [system] ')'==o
   Call: (229) [system] get_char((0x55fbb4538270), o)
   Exit: (229) [system] get_char((0x55fbb4538270), o)
   Call: (229) [system] o=(\)
   Fail: (229) [system] o=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _915808)
   Call: (230) [system] peek_char((0x55fbb4538270), _916742)
   Exit: (230) [system] peek_char((0x55fbb4538270), n)
^  Call: (230) [user] is_delimiter(n)
   Call: (231) [system] char_type(n, space)
   Fail: (231) [system] char_type(n, space)
   Call: (231) [system] arg(_921462, v('(', ')', end_of_file), n)
   Fail: (231) [system] arg(_922394, v('(', ')', end_of_file), n)
^  Fail: (230) [user] is_delimiter(n)
   Call: (230) [system] ')'==n
   Fail: (230) [system] ')'==n
   Call: (230) [system] get_char((0x55fbb4538270), n)
   Exit: (230) [system] get_char((0x55fbb4538270), n)
   Call: (230) [system] n=(\)
   Fail: (230) [system] n=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _929744)
   Call: (231) [system] peek_char((0x55fbb4538270), _930678)
   Exit: (231) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (231) [user] is_delimiter(' ')
   Call: (232) [system] char_type(' ', space)
   Exit: (232) [system] char_type(' ', space)
^  Exit: (231) [user] is_delimiter(' ')
   Call: (231) [system] _929744=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (230) [system] _915808=[n]
   Exit: (230) [system] [n]=[n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (229) [system] _901872=[o, n]
   Exit: (229) [system] [o, n]=[o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (228) [system] _887936=[i, o, n]
   Exit: (228) [system] [i, o, n]=[i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (227) [system] _874000=[t, i, o, n]
   Exit: (227) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (226) [system] _860064=[a, t, i, o, n]
   Exit: (226) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (225) [system] _846128=[c, a, t, i, o, n]
   Exit: (225) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (224) [system] _832192=[i, c, a, t, i, o, n]
   Exit: (224) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (223) [system] _818256=[l, i, c, a, t, i, o, n]
   Exit: (223) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (222) [system] _804320=[p, l, i, c, a, t, i, o, n]
   Exit: (222) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (221) [system] _790384=[m, p, l, i, c, a, t, i, o, n]
   Exit: (221) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (220) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _754874)
^  Call: (221) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _967902)
^  Call: (223) [system] setup_call_cleanup('$notrace'(_968854, _968856), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _967902), _968836, fail)), '$restore_trace'(_968854, _968856))
^  Call: (224) [system] sig_atomic(system:'$notrace'(_968854, _968856))
^  Exit: (223) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _967902), _968836, fail)), system:'$restore_trace'(3, -1))
   Call: (222) [system] atomic(_967902)
   Fail: (222) [system] atomic(_967902)
   Call: (222) [system] atom_chars(_967902, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (222) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (221) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (221) [system] integer('Implication')
   Fail: (221) [system] integer('Implication')
   Call: (221) [system] _754874='Implication'
   Exit: (221) [system] 'Implication'='Implication'
^  Exit: (220) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (219) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (218) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (218) [user] read_list(')', (0x55fbb4538270), _982852)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _984710)
   Exit: (220) [system] peek_char((0x55fbb4538270), ' ')
   Call: (220) [system] ' '=(;)
   Fail: (220) [system] ' '=(;)
   Call: (220) [system] ' '=(/)
   Fail: (220) [system] ' '=(/)
^  Call: (220) [user] is_like_space(' ')
   Call: (221) [system] char_type(' ', 'white')
   Exit: (221) [system] char_type(' ', 'white')
^  Exit: (220) [user] is_like_space(' ')
   Call: (220) [system] get_char((0x55fbb4538270), _994304)
   Exit: (220) [system] get_char((0x55fbb4538270), ' ')
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _997008)
   Exit: (221) [system] peek_char((0x55fbb4538270), '(')
   Call: (221) [system] '('=(;)
   Fail: (221) [system] '('=(;)
   Call: (221) [system] '('=(/)
   Fail: (221) [system] '('=(/)
^  Call: (221) [user] is_like_space('(')
   Call: (222) [system] char_type('(', 'white')
   Fail: (222) [system] char_type('(', 'white')
   Call: (222) [system] char_type('(', end_of_line)
   Fail: (222) [system] char_type('(', end_of_line)
   Call: (222) [system] char_type('(', space)
   Fail: (222) [system] char_type('(', space)
   Call: (222) [system] char_type('(', cntrl)
   Fail: (222) [system] char_type('(', cntrl)
^  Fail: (221) [user] is_like_space('(')
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _1013942)
   Exit: (219) [system] peek_char((0x55fbb4538270), '(')
   Call: (219) [system] '('=')'
   Fail: (219) [system] '('=')'
   Call: (219) [system] '('=end_of_file
   Fail: (219) [system] '('=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55fbb4538270), _1019512)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _1021370)
   Exit: (221) [system] peek_char((0x55fbb4538270), '(')
   Call: (221) [system] '('=(;)
   Fail: (221) [system] '('=(;)
   Call: (221) [system] '('=(/)
   Fail: (221) [system] '('=(/)
^  Call: (221) [user] is_like_space('(')
   Call: (222) [system] char_type('(', 'white')
   Fail: (222) [system] char_type('(', 'white')
   Call: (222) [system] char_type('(', end_of_line)
   Fail: (222) [system] char_type('(', end_of_line)
   Call: (222) [system] char_type('(', space)
   Fail: (222) [system] char_type('(', space)
   Call: (222) [system] char_type('(', cntrl)
   Fail: (222) [system] char_type('(', cntrl)
^  Fail: (221) [user] is_like_space('(')
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] get_char((0x55fbb4538270), _1037380)
   Exit: (220) [system] get_char((0x55fbb4538270), '(')
   Call: (220) [system] '('='('
   Exit: (220) [system] '('='('
^  Call: (220) [user] read_list(')', (0x55fbb4538270), _1019512)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _1042950)
   Exit: (222) [system] peek_char((0x55fbb4538270), 'A')
   Call: (222) [system] 'A'=(;)
   Fail: (222) [system] 'A'=(;)
   Call: (222) [system] 'A'=(/)
   Fail: (222) [system] 'A'=(/)
^  Call: (222) [user] is_like_space('A')
   Call: (223) [system] char_type('A', 'white')
   Fail: (223) [system] char_type('A', 'white')
   Call: (223) [system] char_type('A', end_of_line)
   Fail: (223) [system] char_type('A', end_of_line)
   Call: (223) [system] char_type('A', space)
   Fail: (223) [system] char_type('A', space)
   Call: (223) [system] char_type('A', cntrl)
   Fail: (223) [system] char_type('A', cntrl)
^  Fail: (222) [user] is_like_space('A')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _1058960)
   Exit: (221) [system] peek_char((0x55fbb4538270), 'A')
   Call: (221) [system] 'A'=')'
   Fail: (221) [system] 'A'=')'
   Call: (221) [system] 'A'=end_of_file
   Fail: (221) [system] 'A'=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55fbb4538270), _1064530)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _1066388)
   Exit: (223) [system] peek_char((0x55fbb4538270), 'A')
   Call: (223) [system] 'A'=(;)
   Fail: (223) [system] 'A'=(;)
   Call: (223) [system] 'A'=(/)
   Fail: (223) [system] 'A'=(/)
^  Call: (223) [user] is_like_space('A')
   Call: (224) [system] char_type('A', 'white')
   Fail: (224) [system] char_type('A', 'white')
   Call: (224) [system] char_type('A', end_of_line)
   Fail: (224) [system] char_type('A', end_of_line)
   Call: (224) [system] char_type('A', space)
   Fail: (224) [system] char_type('A', space)
   Call: (224) [system] char_type('A', cntrl)
   Fail: (224) [system] char_type('A', cntrl)
^  Fail: (223) [user] is_like_space('A')
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] get_char((0x55fbb4538270), _1082398)
   Exit: (222) [system] get_char((0x55fbb4538270), 'A')
   Call: (222) [system] 'A'='('
   Fail: (222) [system] 'A'='('
   Call: (222) [system] 'A'='['
   Fail: (222) [system] 'A'='['
   Call: (222) [system] 'A'='{'
   Fail: (222) [system] 'A'='{'
   Call: (222) [system] 'A'='"'
   Fail: (222) [system] 'A'='"'
   Call: (222) [system] 'A'=!
   Fail: (222) [system] 'A'=!
   Call: (222) [system] 'A'='\''
   Fail: (222) [system] 'A'='\''
   Call: (222) [system] 'A'='`'
   Fail: (222) [system] 'A'='`'
   Call: (222) [system] 'A'=end_of_file
   Fail: (222) [system] 'A'=end_of_file
^  Call: (222) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1064530)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _1100040)
   Call: (224) [system] peek_char((0x55fbb4538270), _1100974)
   Exit: (224) [system] peek_char((0x55fbb4538270), n)
^  Call: (224) [user] is_delimiter(n)
   Call: (225) [system] char_type(n, space)
   Fail: (225) [system] char_type(n, space)
   Call: (225) [system] arg(_1105694, v('(', ')', end_of_file), n)
   Fail: (225) [system] arg(_1106626, v('(', ')', end_of_file), n)
^  Fail: (224) [user] is_delimiter(n)
   Call: (224) [system] ')'==n
   Fail: (224) [system] ')'==n
   Call: (224) [system] get_char((0x55fbb4538270), n)
   Exit: (224) [system] get_char((0x55fbb4538270), n)
   Call: (224) [system] n=(\)
   Fail: (224) [system] n=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _1113976)
   Call: (225) [system] peek_char((0x55fbb4538270), _1114910)
   Exit: (225) [system] peek_char((0x55fbb4538270), d)
^  Call: (225) [user] is_delimiter(d)
   Call: (226) [system] char_type(d, space)
   Fail: (226) [system] char_type(d, space)
   Call: (226) [system] arg(_1119630, v('(', ')', end_of_file), d)
   Fail: (226) [system] arg(_1120562, v('(', ')', end_of_file), d)
^  Fail: (225) [user] is_delimiter(d)
   Call: (225) [system] ')'==d
   Fail: (225) [system] ')'==d
   Call: (225) [system] get_char((0x55fbb4538270), d)
   Exit: (225) [system] get_char((0x55fbb4538270), d)
   Call: (225) [system] d=(\)
   Fail: (225) [system] d=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _1127912)
   Call: (226) [system] peek_char((0x55fbb4538270), _1128846)
   Exit: (226) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (226) [user] is_delimiter('L')
   Call: (227) [system] char_type('L', space)
   Fail: (227) [system] char_type('L', space)
   Call: (227) [system] arg(_1133566, v('(', ')', end_of_file), 'L')
   Fail: (227) [system] arg(_1134498, v('(', ')', end_of_file), 'L')
^  Fail: (226) [user] is_delimiter('L')
   Call: (226) [system] ')'=='L'
   Fail: (226) [system] ')'=='L'
   Call: (226) [system] get_char((0x55fbb4538270), 'L')
   Exit: (226) [system] get_char((0x55fbb4538270), 'L')
   Call: (226) [system] 'L'=(\)
   Fail: (226) [system] 'L'=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _1141848)
   Call: (227) [system] peek_char((0x55fbb4538270), _1142782)
   Exit: (227) [system] peek_char((0x55fbb4538270), i)
^  Call: (227) [user] is_delimiter(i)
   Call: (228) [system] char_type(i, space)
   Fail: (228) [system] char_type(i, space)
   Call: (228) [system] arg(_1147502, v('(', ')', end_of_file), i)
   Fail: (228) [system] arg(_1148434, v('(', ')', end_of_file), i)
^  Fail: (227) [user] is_delimiter(i)
   Call: (227) [system] ')'==i
   Fail: (227) [system] ')'==i
   Call: (227) [system] get_char((0x55fbb4538270), i)
   Exit: (227) [system] get_char((0x55fbb4538270), i)
   Call: (227) [system] i=(\)
   Fail: (227) [system] i=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _1155784)
   Call: (228) [system] peek_char((0x55fbb4538270), _1156718)
   Exit: (228) [system] peek_char((0x55fbb4538270), n)
^  Call: (228) [user] is_delimiter(n)
   Call: (229) [system] char_type(n, space)
   Fail: (229) [system] char_type(n, space)
   Call: (229) [system] arg(_1161438, v('(', ')', end_of_file), n)
   Fail: (229) [system] arg(_1162370, v('(', ')', end_of_file), n)
^  Fail: (228) [user] is_delimiter(n)
   Call: (228) [system] ')'==n
   Fail: (228) [system] ')'==n
   Call: (228) [system] get_char((0x55fbb4538270), n)
   Exit: (228) [system] get_char((0x55fbb4538270), n)
   Call: (228) [system] n=(\)
   Fail: (228) [system] n=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _1169720)
   Call: (229) [system] peek_char((0x55fbb4538270), _1170654)
   Exit: (229) [system] peek_char((0x55fbb4538270), k)
^  Call: (229) [user] is_delimiter(k)
   Call: (230) [system] char_type(k, space)
   Fail: (230) [system] char_type(k, space)
   Call: (230) [system] arg(_1175374, v('(', ')', end_of_file), k)
   Fail: (230) [system] arg(_1176306, v('(', ')', end_of_file), k)
^  Fail: (229) [user] is_delimiter(k)
   Call: (229) [system] ')'==k
   Fail: (229) [system] ')'==k
   Call: (229) [system] get_char((0x55fbb4538270), k)
   Exit: (229) [system] get_char((0x55fbb4538270), k)
   Call: (229) [system] k=(\)
   Fail: (229) [system] k=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _1183656)
   Call: (230) [system] peek_char((0x55fbb4538270), _1184590)
   Exit: (230) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (230) [user] is_delimiter(' ')
   Call: (231) [system] char_type(' ', space)
   Exit: (231) [system] char_type(' ', space)
^  Exit: (230) [user] is_delimiter(' ')
   Call: (230) [system] _1183656=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (229) [system] _1169720=[k]
   Exit: (229) [system] [k]=[k]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (228) [system] _1155784=[n, k]
   Exit: (228) [system] [n, k]=[n, k]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (227) [system] _1141848=[i, n, k]
   Exit: (227) [system] [i, n, k]=[i, n, k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (226) [system] _1127912=['L', i, n, k]
   Exit: (226) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (225) [system] _1113976=[d, 'L', i, n, k]
   Exit: (225) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (224) [system] _1100040=[n, d, 'L', i, n, k]
   Exit: (224) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (223) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _1064530)
^  Call: (224) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _1210638)
^  Call: (226) [system] setup_call_cleanup('$notrace'(_1211590, _1211592), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1210638), _1211572, fail)), '$restore_trace'(_1211590, _1211592))
^  Call: (227) [system] sig_atomic(system:'$notrace'(_1211590, _1211592))
^  Exit: (226) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1210638), _1211572, fail)), system:'$restore_trace'(3, -1))
   Call: (225) [system] atomic(_1210638)
   Fail: (225) [system] atomic(_1210638)
   Call: (225) [system] atom_chars(_1210638, ['A', n, d, 'L', i, n, k])
   Exit: (225) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (224) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (224) [system] integer('AndLink')
   Fail: (224) [system] integer('AndLink')
   Call: (224) [system] _1064530='AndLink'
   Exit: (224) [system] 'AndLink'='AndLink'
^  Exit: (223) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (222) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (221) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (221) [user] read_list(')', (0x55fbb4538270), _1225588)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _1227446)
   Exit: (223) [system] peek_char((0x55fbb4538270), ' ')
   Call: (223) [system] ' '=(;)
   Fail: (223) [system] ' '=(;)
   Call: (223) [system] ' '=(/)
   Fail: (223) [system] ' '=(/)
^  Call: (223) [user] is_like_space(' ')
   Call: (224) [system] char_type(' ', 'white')
   Exit: (224) [system] char_type(' ', 'white')
^  Exit: (223) [user] is_like_space(' ')
   Call: (223) [system] get_char((0x55fbb4538270), _1237040)
   Exit: (223) [system] get_char((0x55fbb4538270), ' ')
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1239744)
   Exit: (224) [system] peek_char((0x55fbb4538270), 'A')
   Call: (224) [system] 'A'=(;)
   Fail: (224) [system] 'A'=(;)
   Call: (224) [system] 'A'=(/)
   Fail: (224) [system] 'A'=(/)
^  Call: (224) [user] is_like_space('A')
   Call: (225) [system] char_type('A', 'white')
   Fail: (225) [system] char_type('A', 'white')
   Call: (225) [system] char_type('A', end_of_line)
   Fail: (225) [system] char_type('A', end_of_line)
   Call: (225) [system] char_type('A', space)
   Fail: (225) [system] char_type('A', space)
   Call: (225) [system] char_type('A', cntrl)
   Fail: (225) [system] char_type('A', cntrl)
^  Fail: (224) [user] is_like_space('A')
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _1256678)
   Exit: (222) [system] peek_char((0x55fbb4538270), 'A')
   Call: (222) [system] 'A'=')'
   Fail: (222) [system] 'A'=')'
   Call: (222) [system] 'A'=end_of_file
   Fail: (222) [system] 'A'=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55fbb4538270), _1262248)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1264106)
   Exit: (224) [system] peek_char((0x55fbb4538270), 'A')
   Call: (224) [system] 'A'=(;)
   Fail: (224) [system] 'A'=(;)
   Call: (224) [system] 'A'=(/)
   Fail: (224) [system] 'A'=(/)
^  Call: (224) [user] is_like_space('A')
   Call: (225) [system] char_type('A', 'white')
   Fail: (225) [system] char_type('A', 'white')
   Call: (225) [system] char_type('A', end_of_line)
   Fail: (225) [system] char_type('A', end_of_line)
   Call: (225) [system] char_type('A', space)
   Fail: (225) [system] char_type('A', space)
   Call: (225) [system] char_type('A', cntrl)
   Fail: (225) [system] char_type('A', cntrl)
^  Fail: (224) [user] is_like_space('A')
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] get_char((0x55fbb4538270), _1280116)
   Exit: (223) [system] get_char((0x55fbb4538270), 'A')
   Call: (223) [system] 'A'='('
   Fail: (223) [system] 'A'='('
   Call: (223) [system] 'A'='['
   Fail: (223) [system] 'A'='['
   Call: (223) [system] 'A'='{'
   Fail: (223) [system] 'A'='{'
   Call: (223) [system] 'A'='"'
   Fail: (223) [system] 'A'='"'
   Call: (223) [system] 'A'=!
   Fail: (223) [system] 'A'=!
   Call: (223) [system] 'A'='\''
   Fail: (223) [system] 'A'='\''
   Call: (223) [system] 'A'='`'
   Fail: (223) [system] 'A'='`'
   Call: (223) [system] 'A'=end_of_file
   Fail: (223) [system] 'A'=end_of_file
^  Call: (223) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1262248)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _1297758)
   Call: (225) [system] peek_char((0x55fbb4538270), _1298692)
   Exit: (225) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (225) [user] is_delimiter(' ')
   Call: (226) [system] char_type(' ', space)
   Exit: (226) [system] char_type(' ', space)
^  Exit: (225) [user] is_delimiter(' ')
   Call: (225) [system] _1297758=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (224) [user] classify_and_convert_charseq(['A'], _1262248)
^  Call: (225) [user] classify_and_convert_charseq_(['A'], _1307976)
^  Call: (227) [system] setup_call_cleanup('$notrace'(_1308928, _1308930), once(user:catch(read_from_chars(['A'], _1307976), _1308910, fail)), '$restore_trace'(_1308928, _1308930))
^  Call: (228) [system] sig_atomic(system:'$notrace'(_1308928, _1308930))
^  Exit: (227) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1307976), _1308910, fail)), system:'$restore_trace'(3, -1))
   Call: (226) [system] atomic(_1307976)
   Fail: (226) [system] atomic(_1307976)
   Call: (226) [system] atom_chars(_1307976, ['A'])
   Exit: (226) [system] atom_chars('A', ['A'])
^  Exit: (225) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (225) [system] integer('A')
   Fail: (225) [system] integer('A')
   Call: (225) [system] _1262248='A'
   Exit: (225) [system] 'A'='A'
^  Exit: (224) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (223) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (222) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (222) [user] read_list(')', (0x55fbb4538270), _1322926)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1324784)
   Exit: (224) [system] peek_char((0x55fbb4538270), ' ')
   Call: (224) [system] ' '=(;)
   Fail: (224) [system] ' '=(;)
   Call: (224) [system] ' '=(/)
   Fail: (224) [system] ' '=(/)
^  Call: (224) [user] is_like_space(' ')
   Call: (225) [system] char_type(' ', 'white')
   Exit: (225) [system] char_type(' ', 'white')
^  Exit: (224) [user] is_like_space(' ')
   Call: (224) [system] get_char((0x55fbb4538270), _1334378)
   Exit: (224) [system] get_char((0x55fbb4538270), ' ')
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1337082)
   Exit: (225) [system] peek_char((0x55fbb4538270), 'B')
   Call: (225) [system] 'B'=(;)
   Fail: (225) [system] 'B'=(;)
   Call: (225) [system] 'B'=(/)
   Fail: (225) [system] 'B'=(/)
^  Call: (225) [user] is_like_space('B')
   Call: (226) [system] char_type('B', 'white')
   Fail: (226) [system] char_type('B', 'white')
   Call: (226) [system] char_type('B', end_of_line)
   Fail: (226) [system] char_type('B', end_of_line)
   Call: (226) [system] char_type('B', space)
   Fail: (226) [system] char_type('B', space)
   Call: (226) [system] char_type('B', cntrl)
   Fail: (226) [system] char_type('B', cntrl)
^  Fail: (225) [user] is_like_space('B')
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _1354016)
   Exit: (223) [system] peek_char((0x55fbb4538270), 'B')
   Call: (223) [system] 'B'=')'
   Fail: (223) [system] 'B'=')'
   Call: (223) [system] 'B'=end_of_file
   Fail: (223) [system] 'B'=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55fbb4538270), _1359586)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1361444)
   Exit: (225) [system] peek_char((0x55fbb4538270), 'B')
   Call: (225) [system] 'B'=(;)
   Fail: (225) [system] 'B'=(;)
   Call: (225) [system] 'B'=(/)
   Fail: (225) [system] 'B'=(/)
^  Call: (225) [user] is_like_space('B')
   Call: (226) [system] char_type('B', 'white')
   Fail: (226) [system] char_type('B', 'white')
   Call: (226) [system] char_type('B', end_of_line)
   Fail: (226) [system] char_type('B', end_of_line)
   Call: (226) [system] char_type('B', space)
   Fail: (226) [system] char_type('B', space)
   Call: (226) [system] char_type('B', cntrl)
   Fail: (226) [system] char_type('B', cntrl)
^  Fail: (225) [user] is_like_space('B')
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] get_char((0x55fbb4538270), _1377454)
   Exit: (224) [system] get_char((0x55fbb4538270), 'B')
   Call: (224) [system] 'B'='('
   Fail: (224) [system] 'B'='('
   Call: (224) [system] 'B'='['
   Fail: (224) [system] 'B'='['
   Call: (224) [system] 'B'='{'
   Fail: (224) [system] 'B'='{'
   Call: (224) [system] 'B'='"'
   Fail: (224) [system] 'B'='"'
   Call: (224) [system] 'B'=!
   Fail: (224) [system] 'B'=!
   Call: (224) [system] 'B'='\''
   Fail: (224) [system] 'B'='\''
   Call: (224) [system] 'B'='`'
   Fail: (224) [system] 'B'='`'
   Call: (224) [system] 'B'=end_of_file
   Fail: (224) [system] 'B'=end_of_file
^  Call: (224) [user] read_symbolic(')', (0x55fbb4538270), 'B', _1359586)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _1395096)
   Call: (226) [system] peek_char((0x55fbb4538270), _1396030)
   Exit: (226) [system] peek_char((0x55fbb4538270), ')')
^  Call: (226) [user] is_delimiter(')')
   Call: (227) [system] char_type(')', space)
   Fail: (227) [system] char_type(')', space)
   Call: (227) [system] arg(_1400750, v('(', ')', end_of_file), ')')
   Exit: (227) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (226) [user] is_delimiter(')')
   Call: (226) [system] _1395096=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (225) [user] classify_and_convert_charseq(['B'], _1359586)
^  Call: (226) [user] classify_and_convert_charseq_(['B'], _1407186)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_1408138, _1408140), once(user:catch(read_from_chars(['B'], _1407186), _1408120, fail)), '$restore_trace'(_1408138, _1408140))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_1408138, _1408140))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1407186), _1408120, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(_1407186)
   Fail: (227) [system] atomic(_1407186)
   Call: (227) [system] atom_chars(_1407186, ['B'])
   Exit: (227) [system] atom_chars('B', ['B'])
^  Exit: (226) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (226) [system] integer('B')
   Fail: (226) [system] integer('B')
   Call: (226) [system] _1359586='B'
   Exit: (226) [system] 'B'='B'
^  Exit: (225) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (224) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (223) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (223) [user] read_list(')', (0x55fbb4538270), _1422136)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1423994)
   Exit: (225) [system] peek_char((0x55fbb4538270), ')')
   Call: (225) [system] ')'=(;)
   Fail: (225) [system] ')'=(;)
   Call: (225) [system] ')'=(/)
   Fail: (225) [system] ')'=(/)
^  Call: (225) [user] is_like_space(')')
   Call: (226) [system] char_type(')', 'white')
   Fail: (226) [system] char_type(')', 'white')
   Call: (226) [system] char_type(')', end_of_line)
   Fail: (226) [system] char_type(')', end_of_line)
   Call: (226) [system] char_type(')', space)
   Fail: (226) [system] char_type(')', space)
   Call: (226) [system] char_type(')', cntrl)
   Fail: (226) [system] char_type(')', cntrl)
^  Fail: (225) [user] is_like_space(')')
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1440004)
   Exit: (224) [system] peek_char((0x55fbb4538270), ')')
   Call: (224) [system] ')'=')'
   Exit: (224) [system] ')'=')'
   Call: (224) [system] get_char((0x55fbb4538270), _1443794)
   Exit: (224) [system] get_char((0x55fbb4538270), ')')
   Call: (224) [system] _1422136=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_list(')', (0x55fbb4538270), [])
   Call: (223) [system] _1322926=['B']
   Exit: (223) [system] ['B']=['B']
^  Exit: (222) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (222) [system] _1225588=['A', 'B']
   Exit: (222) [system] ['A', 'B']=['A', 'B']
^  Exit: (221) [user] read_list(')', (0x55fbb4538270), ['A', 'B'])
   Call: (221) [system] _1019512=['AndLink', 'A', 'B']
   Exit: (221) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (220) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Exit: (219) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Call: (219) [user] read_list(')', (0x55fbb4538270), _1457676)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _1459534)
   Exit: (221) [system] peek_char((0x55fbb4538270), ' ')
   Call: (221) [system] ' '=(;)
   Fail: (221) [system] ' '=(;)
   Call: (221) [system] ' '=(/)
   Fail: (221) [system] ' '=(/)
^  Call: (221) [user] is_like_space(' ')
   Call: (222) [system] char_type(' ', 'white')
   Exit: (222) [system] char_type(' ', 'white')
^  Exit: (221) [user] is_like_space(' ')
   Call: (221) [system] get_char((0x55fbb4538270), _1469128)
   Exit: (221) [system] get_char((0x55fbb4538270), ' ')
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _1471832)
   Exit: (222) [system] peek_char((0x55fbb4538270), 'C')
   Call: (222) [system] 'C'=(;)
   Fail: (222) [system] 'C'=(;)
   Call: (222) [system] 'C'=(/)
   Fail: (222) [system] 'C'=(/)
^  Call: (222) [user] is_like_space('C')
   Call: (223) [system] char_type('C', 'white')
   Fail: (223) [system] char_type('C', 'white')
   Call: (223) [system] char_type('C', end_of_line)
   Fail: (223) [system] char_type('C', end_of_line)
   Call: (223) [system] char_type('C', space)
   Fail: (223) [system] char_type('C', space)
   Call: (223) [system] char_type('C', cntrl)
   Fail: (223) [system] char_type('C', cntrl)
^  Fail: (222) [user] is_like_space('C')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _1488766)
   Exit: (220) [system] peek_char((0x55fbb4538270), 'C')
   Call: (220) [system] 'C'=')'
   Fail: (220) [system] 'C'=')'
   Call: (220) [system] 'C'=end_of_file
   Fail: (220) [system] 'C'=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55fbb4538270), _1494336)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _1496194)
   Exit: (222) [system] peek_char((0x55fbb4538270), 'C')
   Call: (222) [system] 'C'=(;)
   Fail: (222) [system] 'C'=(;)
   Call: (222) [system] 'C'=(/)
   Fail: (222) [system] 'C'=(/)
^  Call: (222) [user] is_like_space('C')
   Call: (223) [system] char_type('C', 'white')
   Fail: (223) [system] char_type('C', 'white')
   Call: (223) [system] char_type('C', end_of_line)
   Fail: (223) [system] char_type('C', end_of_line)
   Call: (223) [system] char_type('C', space)
   Fail: (223) [system] char_type('C', space)
   Call: (223) [system] char_type('C', cntrl)
   Fail: (223) [system] char_type('C', cntrl)
^  Fail: (222) [user] is_like_space('C')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] get_char((0x55fbb4538270), _1512204)
   Exit: (221) [system] get_char((0x55fbb4538270), 'C')
   Call: (221) [system] 'C'='('
   Fail: (221) [system] 'C'='('
   Call: (221) [system] 'C'='['
   Fail: (221) [system] 'C'='['
   Call: (221) [system] 'C'='{'
   Fail: (221) [system] 'C'='{'
   Call: (221) [system] 'C'='"'
   Fail: (221) [system] 'C'='"'
   Call: (221) [system] 'C'=!
   Fail: (221) [system] 'C'=!
   Call: (221) [system] 'C'='\''
   Fail: (221) [system] 'C'='\''
   Call: (221) [system] 'C'='`'
   Fail: (221) [system] 'C'='`'
   Call: (221) [system] 'C'=end_of_file
   Fail: (221) [system] 'C'=end_of_file
^  Call: (221) [user] read_symbolic(')', (0x55fbb4538270), 'C', _1494336)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _1529846)
   Call: (223) [system] peek_char((0x55fbb4538270), _1530780)
   Exit: (223) [system] peek_char((0x55fbb4538270), ')')
^  Call: (223) [user] is_delimiter(')')
   Call: (224) [system] char_type(')', space)
   Fail: (224) [system] char_type(')', space)
   Call: (224) [system] arg(_1535500, v('(', ')', end_of_file), ')')
   Exit: (224) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (223) [user] is_delimiter(')')
   Call: (223) [system] _1529846=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (222) [user] classify_and_convert_charseq(['C'], _1494336)
^  Call: (223) [user] classify_and_convert_charseq_(['C'], _1541936)
^  Call: (225) [system] setup_call_cleanup('$notrace'(_1542888, _1542890), once(user:catch(read_from_chars(['C'], _1541936), _1542870, fail)), '$restore_trace'(_1542888, _1542890))
^  Call: (226) [system] sig_atomic(system:'$notrace'(_1542888, _1542890))
^  Exit: (225) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1541936), _1542870, fail)), system:'$restore_trace'(3, -1))
   Call: (224) [system] atomic(_1541936)
   Fail: (224) [system] atomic(_1541936)
   Call: (224) [system] atom_chars(_1541936, ['C'])
   Exit: (224) [system] atom_chars('C', ['C'])
^  Exit: (223) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (223) [system] integer('C')
   Fail: (223) [system] integer('C')
   Call: (223) [system] _1494336='C'
   Exit: (223) [system] 'C'='C'
^  Exit: (222) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (221) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (220) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (220) [user] read_list(')', (0x55fbb4538270), _1556886)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _1558744)
   Exit: (222) [system] peek_char((0x55fbb4538270), ')')
   Call: (222) [system] ')'=(;)
   Fail: (222) [system] ')'=(;)
   Call: (222) [system] ')'=(/)
   Fail: (222) [system] ')'=(/)
^  Call: (222) [user] is_like_space(')')
   Call: (223) [system] char_type(')', 'white')
   Fail: (223) [system] char_type(')', 'white')
   Call: (223) [system] char_type(')', end_of_line)
   Fail: (223) [system] char_type(')', end_of_line)
   Call: (223) [system] char_type(')', space)
   Fail: (223) [system] char_type(')', space)
   Call: (223) [system] char_type(')', cntrl)
   Fail: (223) [system] char_type(')', cntrl)
^  Fail: (222) [user] is_like_space(')')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _1574754)
   Exit: (221) [system] peek_char((0x55fbb4538270), ')')
   Call: (221) [system] ')'=')'
   Exit: (221) [system] ')'=')'
   Call: (221) [system] get_char((0x55fbb4538270), _1578544)
   Exit: (221) [system] get_char((0x55fbb4538270), ')')
   Call: (221) [system] _1556886=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_list(')', (0x55fbb4538270), [])
   Call: (220) [system] _1457676=['C']
   Exit: (220) [system] ['C']=['C']
^  Exit: (219) [user] read_list(')', (0x55fbb4538270), ['C'])
   Call: (219) [system] _982852=[['AndLink', 'A', 'B'], 'C']
   Exit: (219) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (218) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'A', 'B'], 'C'])
   Call: (218) [system] _709856=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (218) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (217) [user] read_list(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (216) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (216) [user] read_list(')', (0x55fbb4538270), _1592426)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1594284)
   Exit: (218) [system] peek_char((0x55fbb4538270), ' ')
   Call: (218) [system] ' '=(;)
   Fail: (218) [system] ' '=(;)
   Call: (218) [system] ' '=(/)
   Fail: (218) [system] ' '=(/)
^  Call: (218) [user] is_like_space(' ')
   Call: (219) [system] char_type(' ', 'white')
   Exit: (219) [system] char_type(' ', 'white')
^  Exit: (218) [user] is_like_space(' ')
   Call: (218) [system] get_char((0x55fbb4538270), _1603878)
   Exit: (218) [system] get_char((0x55fbb4538270), ' ')
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _1606582)
   Exit: (219) [system] peek_char((0x55fbb4538270), '(')
   Call: (219) [system] '('=(;)
   Fail: (219) [system] '('=(;)
   Call: (219) [system] '('=(/)
   Fail: (219) [system] '('=(/)
^  Call: (219) [user] is_like_space('(')
   Call: (220) [system] char_type('(', 'white')
   Fail: (220) [system] char_type('(', 'white')
   Call: (220) [system] char_type('(', end_of_line)
   Fail: (220) [system] char_type('(', end_of_line)
   Call: (220) [system] char_type('(', space)
   Fail: (220) [system] char_type('(', space)
   Call: (220) [system] char_type('(', cntrl)
   Fail: (220) [system] char_type('(', cntrl)
^  Fail: (219) [user] is_like_space('(')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1623516)
   Exit: (217) [system] peek_char((0x55fbb4538270), '(')
   Call: (217) [system] '('=')'
   Fail: (217) [system] '('=')'
   Call: (217) [system] '('=end_of_file
   Fail: (217) [system] '('=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55fbb4538270), _1629086)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _1630944)
   Exit: (219) [system] peek_char((0x55fbb4538270), '(')
   Call: (219) [system] '('=(;)
   Fail: (219) [system] '('=(;)
   Call: (219) [system] '('=(/)
   Fail: (219) [system] '('=(/)
^  Call: (219) [user] is_like_space('(')
   Call: (220) [system] char_type('(', 'white')
   Fail: (220) [system] char_type('(', 'white')
   Call: (220) [system] char_type('(', end_of_line)
   Fail: (220) [system] char_type('(', end_of_line)
   Call: (220) [system] char_type('(', space)
   Fail: (220) [system] char_type('(', space)
   Call: (220) [system] char_type('(', cntrl)
   Fail: (220) [system] char_type('(', cntrl)
^  Fail: (219) [user] is_like_space('(')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] get_char((0x55fbb4538270), _1646954)
   Exit: (218) [system] get_char((0x55fbb4538270), '(')
   Call: (218) [system] '('='('
   Exit: (218) [system] '('='('
^  Call: (218) [user] read_list(')', (0x55fbb4538270), _1629086)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _1652524)
   Exit: (220) [system] peek_char((0x55fbb4538270), 'I')
   Call: (220) [system] 'I'=(;)
   Fail: (220) [system] 'I'=(;)
   Call: (220) [system] 'I'=(/)
   Fail: (220) [system] 'I'=(/)
^  Call: (220) [user] is_like_space('I')
   Call: (221) [system] char_type('I', 'white')
   Fail: (221) [system] char_type('I', 'white')
   Call: (221) [system] char_type('I', end_of_line)
   Fail: (221) [system] char_type('I', end_of_line)
   Call: (221) [system] char_type('I', space)
   Fail: (221) [system] char_type('I', space)
   Call: (221) [system] char_type('I', cntrl)
   Fail: (221) [system] char_type('I', cntrl)
^  Fail: (220) [user] is_like_space('I')
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _1668534)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'I')
   Call: (219) [system] 'I'=')'
   Fail: (219) [system] 'I'=')'
   Call: (219) [system] 'I'=end_of_file
   Fail: (219) [system] 'I'=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55fbb4538270), _1674104)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _1675962)
   Exit: (221) [system] peek_char((0x55fbb4538270), 'I')
   Call: (221) [system] 'I'=(;)
   Fail: (221) [system] 'I'=(;)
   Call: (221) [system] 'I'=(/)
   Fail: (221) [system] 'I'=(/)
^  Call: (221) [user] is_like_space('I')
   Call: (222) [system] char_type('I', 'white')
   Fail: (222) [system] char_type('I', 'white')
   Call: (222) [system] char_type('I', end_of_line)
   Fail: (222) [system] char_type('I', end_of_line)
   Call: (222) [system] char_type('I', space)
   Fail: (222) [system] char_type('I', space)
   Call: (222) [system] char_type('I', cntrl)
   Fail: (222) [system] char_type('I', cntrl)
^  Fail: (221) [user] is_like_space('I')
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] get_char((0x55fbb4538270), _1691972)
   Exit: (220) [system] get_char((0x55fbb4538270), 'I')
   Call: (220) [system] 'I'='('
   Fail: (220) [system] 'I'='('
   Call: (220) [system] 'I'='['
   Fail: (220) [system] 'I'='['
   Call: (220) [system] 'I'='{'
   Fail: (220) [system] 'I'='{'
   Call: (220) [system] 'I'='"'
   Fail: (220) [system] 'I'='"'
   Call: (220) [system] 'I'=!
   Fail: (220) [system] 'I'=!
   Call: (220) [system] 'I'='\''
   Fail: (220) [system] 'I'='\''
   Call: (220) [system] 'I'='`'
   Fail: (220) [system] 'I'='`'
   Call: (220) [system] 'I'=end_of_file
   Fail: (220) [system] 'I'=end_of_file
^  Call: (220) [user] read_symbolic(')', (0x55fbb4538270), 'I', _1674104)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1709614)
   Call: (222) [system] peek_char((0x55fbb4538270), _1710548)
   Exit: (222) [system] peek_char((0x55fbb4538270), m)
^  Call: (222) [user] is_delimiter(m)
   Call: (223) [system] char_type(m, space)
   Fail: (223) [system] char_type(m, space)
   Call: (223) [system] arg(_1715268, v('(', ')', end_of_file), m)
   Fail: (223) [system] arg(_1716200, v('(', ')', end_of_file), m)
^  Fail: (222) [user] is_delimiter(m)
   Call: (222) [system] ')'==m
   Fail: (222) [system] ')'==m
   Call: (222) [system] get_char((0x55fbb4538270), m)
   Exit: (222) [system] get_char((0x55fbb4538270), m)
   Call: (222) [system] m=(\)
   Fail: (222) [system] m=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _1723550)
   Call: (223) [system] peek_char((0x55fbb4538270), _1724484)
   Exit: (223) [system] peek_char((0x55fbb4538270), p)
^  Call: (223) [user] is_delimiter(p)
   Call: (224) [system] char_type(p, space)
   Fail: (224) [system] char_type(p, space)
   Call: (224) [system] arg(_1729204, v('(', ')', end_of_file), p)
   Fail: (224) [system] arg(_1730136, v('(', ')', end_of_file), p)
^  Fail: (223) [user] is_delimiter(p)
   Call: (223) [system] ')'==p
   Fail: (223) [system] ')'==p
   Call: (223) [system] get_char((0x55fbb4538270), p)
   Exit: (223) [system] get_char((0x55fbb4538270), p)
   Call: (223) [system] p=(\)
   Fail: (223) [system] p=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _1737486)
   Call: (224) [system] peek_char((0x55fbb4538270), _1738420)
   Exit: (224) [system] peek_char((0x55fbb4538270), l)
^  Call: (224) [user] is_delimiter(l)
   Call: (225) [system] char_type(l, space)
   Fail: (225) [system] char_type(l, space)
   Call: (225) [system] arg(_1743140, v('(', ')', end_of_file), l)
   Fail: (225) [system] arg(_1744072, v('(', ')', end_of_file), l)
^  Fail: (224) [user] is_delimiter(l)
   Call: (224) [system] ')'==l
   Fail: (224) [system] ')'==l
   Call: (224) [system] get_char((0x55fbb4538270), l)
   Exit: (224) [system] get_char((0x55fbb4538270), l)
   Call: (224) [system] l=(\)
   Fail: (224) [system] l=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _1751422)
   Call: (225) [system] peek_char((0x55fbb4538270), _1752356)
   Exit: (225) [system] peek_char((0x55fbb4538270), i)
^  Call: (225) [user] is_delimiter(i)
   Call: (226) [system] char_type(i, space)
   Fail: (226) [system] char_type(i, space)
   Call: (226) [system] arg(_1757076, v('(', ')', end_of_file), i)
   Fail: (226) [system] arg(_1758008, v('(', ')', end_of_file), i)
^  Fail: (225) [user] is_delimiter(i)
   Call: (225) [system] ')'==i
   Fail: (225) [system] ')'==i
   Call: (225) [system] get_char((0x55fbb4538270), i)
   Exit: (225) [system] get_char((0x55fbb4538270), i)
   Call: (225) [system] i=(\)
   Fail: (225) [system] i=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _1765358)
   Call: (226) [system] peek_char((0x55fbb4538270), _1766292)
   Exit: (226) [system] peek_char((0x55fbb4538270), c)
^  Call: (226) [user] is_delimiter(c)
   Call: (227) [system] char_type(c, space)
   Fail: (227) [system] char_type(c, space)
   Call: (227) [system] arg(_1771012, v('(', ')', end_of_file), c)
   Fail: (227) [system] arg(_1771944, v('(', ')', end_of_file), c)
^  Fail: (226) [user] is_delimiter(c)
   Call: (226) [system] ')'==c
   Fail: (226) [system] ')'==c
   Call: (226) [system] get_char((0x55fbb4538270), c)
   Exit: (226) [system] get_char((0x55fbb4538270), c)
   Call: (226) [system] c=(\)
   Fail: (226) [system] c=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _1779294)
   Call: (227) [system] peek_char((0x55fbb4538270), _1780228)
   Exit: (227) [system] peek_char((0x55fbb4538270), a)
^  Call: (227) [user] is_delimiter(a)
   Call: (228) [system] char_type(a, space)
   Fail: (228) [system] char_type(a, space)
   Call: (228) [system] arg(_1784948, v('(', ')', end_of_file), a)
   Fail: (228) [system] arg(_1785880, v('(', ')', end_of_file), a)
^  Fail: (227) [user] is_delimiter(a)
   Call: (227) [system] ')'==a
   Fail: (227) [system] ')'==a
   Call: (227) [system] get_char((0x55fbb4538270), a)
   Exit: (227) [system] get_char((0x55fbb4538270), a)
   Call: (227) [system] a=(\)
   Fail: (227) [system] a=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _1793230)
   Call: (228) [system] peek_char((0x55fbb4538270), _1794164)
   Exit: (228) [system] peek_char((0x55fbb4538270), t)
^  Call: (228) [user] is_delimiter(t)
   Call: (229) [system] char_type(t, space)
   Fail: (229) [system] char_type(t, space)
   Call: (229) [system] arg(_1798884, v('(', ')', end_of_file), t)
   Fail: (229) [system] arg(_1799816, v('(', ')', end_of_file), t)
^  Fail: (228) [user] is_delimiter(t)
   Call: (228) [system] ')'==t
   Fail: (228) [system] ')'==t
   Call: (228) [system] get_char((0x55fbb4538270), t)
   Exit: (228) [system] get_char((0x55fbb4538270), t)
   Call: (228) [system] t=(\)
   Fail: (228) [system] t=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _1807166)
   Call: (229) [system] peek_char((0x55fbb4538270), _1808100)
   Exit: (229) [system] peek_char((0x55fbb4538270), i)
^  Call: (229) [user] is_delimiter(i)
   Call: (230) [system] char_type(i, space)
   Fail: (230) [system] char_type(i, space)
   Call: (230) [system] arg(_1812820, v('(', ')', end_of_file), i)
   Fail: (230) [system] arg(_1813752, v('(', ')', end_of_file), i)
^  Fail: (229) [user] is_delimiter(i)
   Call: (229) [system] ')'==i
   Fail: (229) [system] ')'==i
   Call: (229) [system] get_char((0x55fbb4538270), i)
   Exit: (229) [system] get_char((0x55fbb4538270), i)
   Call: (229) [system] i=(\)
   Fail: (229) [system] i=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _1821102)
   Call: (230) [system] peek_char((0x55fbb4538270), _1822036)
   Exit: (230) [system] peek_char((0x55fbb4538270), o)
^  Call: (230) [user] is_delimiter(o)
   Call: (231) [system] char_type(o, space)
   Fail: (231) [system] char_type(o, space)
   Call: (231) [system] arg(_1826756, v('(', ')', end_of_file), o)
   Fail: (231) [system] arg(_1827688, v('(', ')', end_of_file), o)
^  Fail: (230) [user] is_delimiter(o)
   Call: (230) [system] ')'==o
   Fail: (230) [system] ')'==o
   Call: (230) [system] get_char((0x55fbb4538270), o)
   Exit: (230) [system] get_char((0x55fbb4538270), o)
   Call: (230) [system] o=(\)
   Fail: (230) [system] o=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _1835038)
   Call: (231) [system] peek_char((0x55fbb4538270), _1835972)
   Exit: (231) [system] peek_char((0x55fbb4538270), n)
^  Call: (231) [user] is_delimiter(n)
   Call: (232) [system] char_type(n, space)
   Fail: (232) [system] char_type(n, space)
   Call: (232) [system] arg(_1840692, v('(', ')', end_of_file), n)
   Fail: (232) [system] arg(_1841624, v('(', ')', end_of_file), n)
^  Fail: (231) [user] is_delimiter(n)
   Call: (231) [system] ')'==n
   Fail: (231) [system] ')'==n
   Call: (231) [system] get_char((0x55fbb4538270), n)
   Exit: (231) [system] get_char((0x55fbb4538270), n)
   Call: (231) [system] n=(\)
   Fail: (231) [system] n=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _1848974)
   Call: (232) [system] peek_char((0x55fbb4538270), _1849908)
   Exit: (232) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (232) [user] is_delimiter(' ')
   Call: (233) [system] char_type(' ', space)
   Exit: (233) [system] char_type(' ', space)
^  Exit: (232) [user] is_delimiter(' ')
   Call: (232) [system] _1848974=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (231) [system] _1835038=[n]
   Exit: (231) [system] [n]=[n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (230) [system] _1821102=[o, n]
   Exit: (230) [system] [o, n]=[o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (229) [system] _1807166=[i, o, n]
   Exit: (229) [system] [i, o, n]=[i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (228) [system] _1793230=[t, i, o, n]
   Exit: (228) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (227) [system] _1779294=[a, t, i, o, n]
   Exit: (227) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (226) [system] _1765358=[c, a, t, i, o, n]
   Exit: (226) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (225) [system] _1751422=[i, c, a, t, i, o, n]
   Exit: (225) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (224) [system] _1737486=[l, i, c, a, t, i, o, n]
   Exit: (224) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (223) [system] _1723550=[p, l, i, c, a, t, i, o, n]
   Exit: (223) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (222) [system] _1709614=[m, p, l, i, c, a, t, i, o, n]
   Exit: (222) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (221) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _1674104)
^  Call: (222) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _1887132)
^  Call: (224) [system] setup_call_cleanup('$notrace'(_1888084, _1888086), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1887132), _1888066, fail)), '$restore_trace'(_1888084, _1888086))
^  Call: (225) [system] sig_atomic(system:'$notrace'(_1888084, _1888086))
^  Exit: (224) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1887132), _1888066, fail)), system:'$restore_trace'(3, -1))
   Call: (223) [system] atomic(_1887132)
   Fail: (223) [system] atomic(_1887132)
   Call: (223) [system] atom_chars(_1887132, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (223) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (222) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (222) [system] integer('Implication')
   Fail: (222) [system] integer('Implication')
   Call: (222) [system] _1674104='Implication'
   Exit: (222) [system] 'Implication'='Implication'
^  Exit: (221) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (220) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (219) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (219) [user] read_list(')', (0x55fbb4538270), _1902082)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _1903940)
   Exit: (221) [system] peek_char((0x55fbb4538270), ' ')
   Call: (221) [system] ' '=(;)
   Fail: (221) [system] ' '=(;)
   Call: (221) [system] ' '=(/)
   Fail: (221) [system] ' '=(/)
^  Call: (221) [user] is_like_space(' ')
   Call: (222) [system] char_type(' ', 'white')
   Exit: (222) [system] char_type(' ', 'white')
^  Exit: (221) [user] is_like_space(' ')
   Call: (221) [system] get_char((0x55fbb4538270), _1913534)
   Exit: (221) [system] get_char((0x55fbb4538270), ' ')
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _1916238)
   Exit: (222) [system] peek_char((0x55fbb4538270), '(')
   Call: (222) [system] '('=(;)
   Fail: (222) [system] '('=(;)
   Call: (222) [system] '('=(/)
   Fail: (222) [system] '('=(/)
^  Call: (222) [user] is_like_space('(')
   Call: (223) [system] char_type('(', 'white')
   Fail: (223) [system] char_type('(', 'white')
   Call: (223) [system] char_type('(', end_of_line)
   Fail: (223) [system] char_type('(', end_of_line)
   Call: (223) [system] char_type('(', space)
   Fail: (223) [system] char_type('(', space)
   Call: (223) [system] char_type('(', cntrl)
   Fail: (223) [system] char_type('(', cntrl)
^  Fail: (222) [user] is_like_space('(')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _1933172)
   Exit: (220) [system] peek_char((0x55fbb4538270), '(')
   Call: (220) [system] '('=')'
   Fail: (220) [system] '('=')'
   Call: (220) [system] '('=end_of_file
   Fail: (220) [system] '('=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55fbb4538270), _1938742)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _1940600)
   Exit: (222) [system] peek_char((0x55fbb4538270), '(')
   Call: (222) [system] '('=(;)
   Fail: (222) [system] '('=(;)
   Call: (222) [system] '('=(/)
   Fail: (222) [system] '('=(/)
^  Call: (222) [user] is_like_space('(')
   Call: (223) [system] char_type('(', 'white')
   Fail: (223) [system] char_type('(', 'white')
   Call: (223) [system] char_type('(', end_of_line)
   Fail: (223) [system] char_type('(', end_of_line)
   Call: (223) [system] char_type('(', space)
   Fail: (223) [system] char_type('(', space)
   Call: (223) [system] char_type('(', cntrl)
   Fail: (223) [system] char_type('(', cntrl)
^  Fail: (222) [user] is_like_space('(')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] get_char((0x55fbb4538270), _1956610)
   Exit: (221) [system] get_char((0x55fbb4538270), '(')
   Call: (221) [system] '('='('
   Exit: (221) [system] '('='('
^  Call: (221) [user] read_list(')', (0x55fbb4538270), _1938742)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _1962180)
   Exit: (223) [system] peek_char((0x55fbb4538270), 'A')
   Call: (223) [system] 'A'=(;)
   Fail: (223) [system] 'A'=(;)
   Call: (223) [system] 'A'=(/)
   Fail: (223) [system] 'A'=(/)
^  Call: (223) [user] is_like_space('A')
   Call: (224) [system] char_type('A', 'white')
   Fail: (224) [system] char_type('A', 'white')
   Call: (224) [system] char_type('A', end_of_line)
   Fail: (224) [system] char_type('A', end_of_line)
   Call: (224) [system] char_type('A', space)
   Fail: (224) [system] char_type('A', space)
   Call: (224) [system] char_type('A', cntrl)
   Fail: (224) [system] char_type('A', cntrl)
^  Fail: (223) [user] is_like_space('A')
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _1978190)
   Exit: (222) [system] peek_char((0x55fbb4538270), 'A')
   Call: (222) [system] 'A'=')'
   Fail: (222) [system] 'A'=')'
   Call: (222) [system] 'A'=end_of_file
   Fail: (222) [system] 'A'=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55fbb4538270), _1983760)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1985618)
   Exit: (224) [system] peek_char((0x55fbb4538270), 'A')
   Call: (224) [system] 'A'=(;)
   Fail: (224) [system] 'A'=(;)
   Call: (224) [system] 'A'=(/)
   Fail: (224) [system] 'A'=(/)
^  Call: (224) [user] is_like_space('A')
   Call: (225) [system] char_type('A', 'white')
   Fail: (225) [system] char_type('A', 'white')
   Call: (225) [system] char_type('A', end_of_line)
   Fail: (225) [system] char_type('A', end_of_line)
   Call: (225) [system] char_type('A', space)
   Fail: (225) [system] char_type('A', space)
   Call: (225) [system] char_type('A', cntrl)
   Fail: (225) [system] char_type('A', cntrl)
^  Fail: (224) [user] is_like_space('A')
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] get_char((0x55fbb4538270), _2001628)
   Exit: (223) [system] get_char((0x55fbb4538270), 'A')
   Call: (223) [system] 'A'='('
   Fail: (223) [system] 'A'='('
   Call: (223) [system] 'A'='['
   Fail: (223) [system] 'A'='['
   Call: (223) [system] 'A'='{'
   Fail: (223) [system] 'A'='{'
   Call: (223) [system] 'A'='"'
   Fail: (223) [system] 'A'='"'
   Call: (223) [system] 'A'=!
   Fail: (223) [system] 'A'=!
   Call: (223) [system] 'A'='\''
   Fail: (223) [system] 'A'='\''
   Call: (223) [system] 'A'='`'
   Fail: (223) [system] 'A'='`'
   Call: (223) [system] 'A'=end_of_file
   Fail: (223) [system] 'A'=end_of_file
^  Call: (223) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1983760)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _2019270)
   Call: (225) [system] peek_char((0x55fbb4538270), _2020204)
   Exit: (225) [system] peek_char((0x55fbb4538270), n)
^  Call: (225) [user] is_delimiter(n)
   Call: (226) [system] char_type(n, space)
   Fail: (226) [system] char_type(n, space)
   Call: (226) [system] arg(_2024924, v('(', ')', end_of_file), n)
   Fail: (226) [system] arg(_2025856, v('(', ')', end_of_file), n)
^  Fail: (225) [user] is_delimiter(n)
   Call: (225) [system] ')'==n
   Fail: (225) [system] ')'==n
   Call: (225) [system] get_char((0x55fbb4538270), n)
   Exit: (225) [system] get_char((0x55fbb4538270), n)
   Call: (225) [system] n=(\)
   Fail: (225) [system] n=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _2033206)
   Call: (226) [system] peek_char((0x55fbb4538270), _2034140)
   Exit: (226) [system] peek_char((0x55fbb4538270), d)
^  Call: (226) [user] is_delimiter(d)
   Call: (227) [system] char_type(d, space)
   Fail: (227) [system] char_type(d, space)
   Call: (227) [system] arg(_2038860, v('(', ')', end_of_file), d)
   Fail: (227) [system] arg(_2039792, v('(', ')', end_of_file), d)
^  Fail: (226) [user] is_delimiter(d)
   Call: (226) [system] ')'==d
   Fail: (226) [system] ')'==d
   Call: (226) [system] get_char((0x55fbb4538270), d)
   Exit: (226) [system] get_char((0x55fbb4538270), d)
   Call: (226) [system] d=(\)
   Fail: (226) [system] d=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _2047142)
   Call: (227) [system] peek_char((0x55fbb4538270), _2048076)
   Exit: (227) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (227) [user] is_delimiter('L')
   Call: (228) [system] char_type('L', space)
   Fail: (228) [system] char_type('L', space)
   Call: (228) [system] arg(_2052796, v('(', ')', end_of_file), 'L')
   Fail: (228) [system] arg(_2053728, v('(', ')', end_of_file), 'L')
^  Fail: (227) [user] is_delimiter('L')
   Call: (227) [system] ')'=='L'
   Fail: (227) [system] ')'=='L'
   Call: (227) [system] get_char((0x55fbb4538270), 'L')
   Exit: (227) [system] get_char((0x55fbb4538270), 'L')
   Call: (227) [system] 'L'=(\)
   Fail: (227) [system] 'L'=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _2061078)
   Call: (228) [system] peek_char((0x55fbb4538270), _2062012)
   Exit: (228) [system] peek_char((0x55fbb4538270), i)
^  Call: (228) [user] is_delimiter(i)
   Call: (229) [system] char_type(i, space)
   Fail: (229) [system] char_type(i, space)
   Call: (229) [system] arg(_2066732, v('(', ')', end_of_file), i)
   Fail: (229) [system] arg(_2067664, v('(', ')', end_of_file), i)
^  Fail: (228) [user] is_delimiter(i)
   Call: (228) [system] ')'==i
   Fail: (228) [system] ')'==i
   Call: (228) [system] get_char((0x55fbb4538270), i)
   Exit: (228) [system] get_char((0x55fbb4538270), i)
   Call: (228) [system] i=(\)
   Fail: (228) [system] i=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _2075014)
   Call: (229) [system] peek_char((0x55fbb4538270), _2075948)
   Exit: (229) [system] peek_char((0x55fbb4538270), n)
^  Call: (229) [user] is_delimiter(n)
   Call: (230) [system] char_type(n, space)
   Fail: (230) [system] char_type(n, space)
   Call: (230) [system] arg(_2080668, v('(', ')', end_of_file), n)
   Fail: (230) [system] arg(_2081600, v('(', ')', end_of_file), n)
^  Fail: (229) [user] is_delimiter(n)
   Call: (229) [system] ')'==n
   Fail: (229) [system] ')'==n
   Call: (229) [system] get_char((0x55fbb4538270), n)
   Exit: (229) [system] get_char((0x55fbb4538270), n)
   Call: (229) [system] n=(\)
   Fail: (229) [system] n=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _2088950)
   Call: (230) [system] peek_char((0x55fbb4538270), _2089884)
   Exit: (230) [system] peek_char((0x55fbb4538270), k)
^  Call: (230) [user] is_delimiter(k)
   Call: (231) [system] char_type(k, space)
   Fail: (231) [system] char_type(k, space)
   Call: (231) [system] arg(_2094604, v('(', ')', end_of_file), k)
   Fail: (231) [system] arg(_2095536, v('(', ')', end_of_file), k)
^  Fail: (230) [user] is_delimiter(k)
   Call: (230) [system] ')'==k
   Fail: (230) [system] ')'==k
   Call: (230) [system] get_char((0x55fbb4538270), k)
   Exit: (230) [system] get_char((0x55fbb4538270), k)
   Call: (230) [system] k=(\)
   Fail: (230) [system] k=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _11434)
   Call: (231) [system] peek_char((0x55fbb4538270), _12368)
   Exit: (231) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (231) [user] is_delimiter(' ')
   Call: (232) [system] char_type(' ', space)
   Exit: (232) [system] char_type(' ', space)
^  Exit: (231) [user] is_delimiter(' ')
   Call: (231) [system] _11434=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (230) [system] _5288=[k]
   Exit: (230) [system] [k]=[k]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (229) [system] _5284=[n, k]
   Exit: (229) [system] [n, k]=[n, k]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (228) [system] _5280=[i, n, k]
   Exit: (228) [system] [i, n, k]=[i, n, k]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (227) [system] _5276=['L', i, n, k]
   Exit: (227) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (226) [system] _5272=[d, 'L', i, n, k]
   Exit: (226) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (225) [system] _5268=[n, d, 'L', i, n, k]
   Exit: (225) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (224) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _5264)
^  Call: (225) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _38416)
^  Call: (227) [system] setup_call_cleanup('$notrace'(_39368, _39370), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _38416), _39350, fail)), '$restore_trace'(_39368, _39370))
^  Call: (228) [system] sig_atomic(system:'$notrace'(_39368, _39370))
^  Exit: (227) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _38416), _39350, fail)), system:'$restore_trace'(3, -1))
   Call: (226) [system] atomic(_38416)
   Fail: (226) [system] atomic(_38416)
   Call: (226) [system] atom_chars(_38416, ['A', n, d, 'L', i, n, k])
   Exit: (226) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (225) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (225) [system] integer('AndLink')
   Fail: (225) [system] integer('AndLink')
   Call: (225) [system] _5264='AndLink'
   Exit: (225) [system] 'AndLink'='AndLink'
^  Exit: (224) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (223) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (222) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (222) [user] read_list(')', (0x55fbb4538270), _53366)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _55224)
   Exit: (224) [system] peek_char((0x55fbb4538270), ' ')
   Call: (224) [system] ' '=(;)
   Fail: (224) [system] ' '=(;)
   Call: (224) [system] ' '=(/)
   Fail: (224) [system] ' '=(/)
^  Call: (224) [user] is_like_space(' ')
   Call: (225) [system] char_type(' ', 'white')
   Exit: (225) [system] char_type(' ', 'white')
^  Exit: (224) [user] is_like_space(' ')
   Call: (224) [system] get_char((0x55fbb4538270), _64818)
   Exit: (224) [system] get_char((0x55fbb4538270), ' ')
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _67522)
   Exit: (225) [system] peek_char((0x55fbb4538270), 'A')
   Call: (225) [system] 'A'=(;)
   Fail: (225) [system] 'A'=(;)
   Call: (225) [system] 'A'=(/)
   Fail: (225) [system] 'A'=(/)
^  Call: (225) [user] is_like_space('A')
   Call: (226) [system] char_type('A', 'white')
   Fail: (226) [system] char_type('A', 'white')
   Call: (226) [system] char_type('A', end_of_line)
   Fail: (226) [system] char_type('A', end_of_line)
   Call: (226) [system] char_type('A', space)
   Fail: (226) [system] char_type('A', space)
   Call: (226) [system] char_type('A', cntrl)
   Fail: (226) [system] char_type('A', cntrl)
^  Fail: (225) [user] is_like_space('A')
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _84456)
   Exit: (223) [system] peek_char((0x55fbb4538270), 'A')
   Call: (223) [system] 'A'=')'
   Fail: (223) [system] 'A'=')'
   Call: (223) [system] 'A'=end_of_file
   Fail: (223) [system] 'A'=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55fbb4538270), _90026)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _91884)
   Exit: (225) [system] peek_char((0x55fbb4538270), 'A')
   Call: (225) [system] 'A'=(;)
   Fail: (225) [system] 'A'=(;)
   Call: (225) [system] 'A'=(/)
   Fail: (225) [system] 'A'=(/)
^  Call: (225) [user] is_like_space('A')
   Call: (226) [system] char_type('A', 'white')
   Fail: (226) [system] char_type('A', 'white')
   Call: (226) [system] char_type('A', end_of_line)
   Fail: (226) [system] char_type('A', end_of_line)
   Call: (226) [system] char_type('A', space)
   Fail: (226) [system] char_type('A', space)
   Call: (226) [system] char_type('A', cntrl)
   Fail: (226) [system] char_type('A', cntrl)
^  Fail: (225) [user] is_like_space('A')
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] get_char((0x55fbb4538270), _107894)
   Exit: (224) [system] get_char((0x55fbb4538270), 'A')
   Call: (224) [system] 'A'='('
   Fail: (224) [system] 'A'='('
   Call: (224) [system] 'A'='['
   Fail: (224) [system] 'A'='['
   Call: (224) [system] 'A'='{'
   Fail: (224) [system] 'A'='{'
   Call: (224) [system] 'A'='"'
   Fail: (224) [system] 'A'='"'
   Call: (224) [system] 'A'=!
   Fail: (224) [system] 'A'=!
   Call: (224) [system] 'A'='\''
   Fail: (224) [system] 'A'='\''
   Call: (224) [system] 'A'='`'
   Fail: (224) [system] 'A'='`'
   Call: (224) [system] 'A'=end_of_file
   Fail: (224) [system] 'A'=end_of_file
^  Call: (224) [user] read_symbolic(')', (0x55fbb4538270), 'A', _90026)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _125536)
   Call: (226) [system] peek_char((0x55fbb4538270), _126470)
   Exit: (226) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (226) [user] is_delimiter(' ')
   Call: (227) [system] char_type(' ', space)
   Exit: (227) [system] char_type(' ', space)
^  Exit: (226) [user] is_delimiter(' ')
   Call: (226) [system] _125536=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (225) [user] classify_and_convert_charseq(['A'], _90026)
^  Call: (226) [user] classify_and_convert_charseq_(['A'], _135754)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_136706, _136708), once(user:catch(read_from_chars(['A'], _135754), _136688, fail)), '$restore_trace'(_136706, _136708))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_136706, _136708))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _135754), _136688, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(_135754)
   Fail: (227) [system] atomic(_135754)
   Call: (227) [system] atom_chars(_135754, ['A'])
   Exit: (227) [system] atom_chars('A', ['A'])
^  Exit: (226) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (226) [system] integer('A')
   Fail: (226) [system] integer('A')
   Call: (226) [system] _90026='A'
   Exit: (226) [system] 'A'='A'
^  Exit: (225) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (224) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (223) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (223) [user] read_list(')', (0x55fbb4538270), _150704)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _152562)
   Exit: (225) [system] peek_char((0x55fbb4538270), ' ')
   Call: (225) [system] ' '=(;)
   Fail: (225) [system] ' '=(;)
   Call: (225) [system] ' '=(/)
   Fail: (225) [system] ' '=(/)
^  Call: (225) [user] is_like_space(' ')
   Call: (226) [system] char_type(' ', 'white')
   Exit: (226) [system] char_type(' ', 'white')
^  Exit: (225) [user] is_like_space(' ')
   Call: (225) [system] get_char((0x55fbb4538270), _162156)
   Exit: (225) [system] get_char((0x55fbb4538270), ' ')
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _164860)
   Exit: (226) [system] peek_char((0x55fbb4538270), 'B')
   Call: (226) [system] 'B'=(;)
   Fail: (226) [system] 'B'=(;)
   Call: (226) [system] 'B'=(/)
   Fail: (226) [system] 'B'=(/)
^  Call: (226) [user] is_like_space('B')
   Call: (227) [system] char_type('B', 'white')
   Fail: (227) [system] char_type('B', 'white')
   Call: (227) [system] char_type('B', end_of_line)
   Fail: (227) [system] char_type('B', end_of_line)
   Call: (227) [system] char_type('B', space)
   Fail: (227) [system] char_type('B', space)
   Call: (227) [system] char_type('B', cntrl)
   Fail: (227) [system] char_type('B', cntrl)
^  Fail: (226) [user] is_like_space('B')
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _181794)
   Exit: (224) [system] peek_char((0x55fbb4538270), 'B')
   Call: (224) [system] 'B'=')'
   Fail: (224) [system] 'B'=')'
   Call: (224) [system] 'B'=end_of_file
   Fail: (224) [system] 'B'=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55fbb4538270), _187364)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _189222)
   Exit: (226) [system] peek_char((0x55fbb4538270), 'B')
   Call: (226) [system] 'B'=(;)
   Fail: (226) [system] 'B'=(;)
   Call: (226) [system] 'B'=(/)
   Fail: (226) [system] 'B'=(/)
^  Call: (226) [user] is_like_space('B')
   Call: (227) [system] char_type('B', 'white')
   Fail: (227) [system] char_type('B', 'white')
   Call: (227) [system] char_type('B', end_of_line)
   Fail: (227) [system] char_type('B', end_of_line)
   Call: (227) [system] char_type('B', space)
   Fail: (227) [system] char_type('B', space)
   Call: (227) [system] char_type('B', cntrl)
   Fail: (227) [system] char_type('B', cntrl)
^  Fail: (226) [user] is_like_space('B')
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] get_char((0x55fbb4538270), _205232)
   Exit: (225) [system] get_char((0x55fbb4538270), 'B')
   Call: (225) [system] 'B'='('
   Fail: (225) [system] 'B'='('
   Call: (225) [system] 'B'='['
   Fail: (225) [system] 'B'='['
   Call: (225) [system] 'B'='{'
   Fail: (225) [system] 'B'='{'
   Call: (225) [system] 'B'='"'
   Fail: (225) [system] 'B'='"'
   Call: (225) [system] 'B'=!
   Fail: (225) [system] 'B'=!
   Call: (225) [system] 'B'='\''
   Fail: (225) [system] 'B'='\''
   Call: (225) [system] 'B'='`'
   Fail: (225) [system] 'B'='`'
   Call: (225) [system] 'B'=end_of_file
   Fail: (225) [system] 'B'=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55fbb4538270), 'B', _187364)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _222874)
   Call: (227) [system] peek_char((0x55fbb4538270), _223808)
   Exit: (227) [system] peek_char((0x55fbb4538270), ')')
^  Call: (227) [user] is_delimiter(')')
   Call: (228) [system] char_type(')', space)
   Fail: (228) [system] char_type(')', space)
   Call: (228) [system] arg(_228528, v('(', ')', end_of_file), ')')
   Exit: (228) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (227) [user] is_delimiter(')')
   Call: (227) [system] _222874=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (226) [user] classify_and_convert_charseq(['B'], _187364)
^  Call: (227) [user] classify_and_convert_charseq_(['B'], _234964)
^  Call: (229) [system] setup_call_cleanup('$notrace'(_235916, _235918), once(user:catch(read_from_chars(['B'], _234964), _235898, fail)), '$restore_trace'(_235916, _235918))
^  Call: (230) [system] sig_atomic(system:'$notrace'(_235916, _235918))
^  Exit: (229) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _234964), _235898, fail)), system:'$restore_trace'(3, -1))
   Call: (228) [system] atomic(_234964)
   Fail: (228) [system] atomic(_234964)
   Call: (228) [system] atom_chars(_234964, ['B'])
   Exit: (228) [system] atom_chars('B', ['B'])
^  Exit: (227) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (227) [system] integer('B')
   Fail: (227) [system] integer('B')
   Call: (227) [system] _187364='B'
   Exit: (227) [system] 'B'='B'
^  Exit: (226) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (225) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (224) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (224) [user] read_list(')', (0x55fbb4538270), _249914)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _251772)
   Exit: (226) [system] peek_char((0x55fbb4538270), ')')
   Call: (226) [system] ')'=(;)
   Fail: (226) [system] ')'=(;)
   Call: (226) [system] ')'=(/)
   Fail: (226) [system] ')'=(/)
^  Call: (226) [user] is_like_space(')')
   Call: (227) [system] char_type(')', 'white')
   Fail: (227) [system] char_type(')', 'white')
   Call: (227) [system] char_type(')', end_of_line)
   Fail: (227) [system] char_type(')', end_of_line)
   Call: (227) [system] char_type(')', space)
   Fail: (227) [system] char_type(')', space)
   Call: (227) [system] char_type(')', cntrl)
   Fail: (227) [system] char_type(')', cntrl)
^  Fail: (226) [user] is_like_space(')')
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _267782)
   Exit: (225) [system] peek_char((0x55fbb4538270), ')')
   Call: (225) [system] ')'=')'
   Exit: (225) [system] ')'=')'
   Call: (225) [system] get_char((0x55fbb4538270), _271572)
   Exit: (225) [system] get_char((0x55fbb4538270), ')')
   Call: (225) [system] _249914=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_list(')', (0x55fbb4538270), [])
   Call: (224) [system] _150704=['B']
   Exit: (224) [system] ['B']=['B']
^  Exit: (223) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (223) [system] _53366=['A', 'B']
   Exit: (223) [system] ['A', 'B']=['A', 'B']
^  Exit: (222) [user] read_list(')', (0x55fbb4538270), ['A', 'B'])
   Call: (222) [system] _5258=['AndLink', 'A', 'B']
   Exit: (222) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (221) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Exit: (220) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Call: (220) [user] read_list(')', (0x55fbb4538270), _285454)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _287312)
   Exit: (222) [system] peek_char((0x55fbb4538270), ' ')
   Call: (222) [system] ' '=(;)
   Fail: (222) [system] ' '=(;)
   Call: (222) [system] ' '=(/)
   Fail: (222) [system] ' '=(/)
^  Call: (222) [user] is_like_space(' ')
   Call: (223) [system] char_type(' ', 'white')
   Exit: (223) [system] char_type(' ', 'white')
^  Exit: (222) [user] is_like_space(' ')
   Call: (222) [system] get_char((0x55fbb4538270), _296906)
   Exit: (222) [system] get_char((0x55fbb4538270), ' ')
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _299610)
   Exit: (223) [system] peek_char((0x55fbb4538270), 'C')
   Call: (223) [system] 'C'=(;)
   Fail: (223) [system] 'C'=(;)
   Call: (223) [system] 'C'=(/)
   Fail: (223) [system] 'C'=(/)
^  Call: (223) [user] is_like_space('C')
   Call: (224) [system] char_type('C', 'white')
   Fail: (224) [system] char_type('C', 'white')
   Call: (224) [system] char_type('C', end_of_line)
   Fail: (224) [system] char_type('C', end_of_line)
   Call: (224) [system] char_type('C', space)
   Fail: (224) [system] char_type('C', space)
   Call: (224) [system] char_type('C', cntrl)
   Fail: (224) [system] char_type('C', cntrl)
^  Fail: (223) [user] is_like_space('C')
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _316544)
   Exit: (221) [system] peek_char((0x55fbb4538270), 'C')
   Call: (221) [system] 'C'=')'
   Fail: (221) [system] 'C'=')'
   Call: (221) [system] 'C'=end_of_file
   Fail: (221) [system] 'C'=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55fbb4538270), _322114)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _323972)
   Exit: (223) [system] peek_char((0x55fbb4538270), 'C')
   Call: (223) [system] 'C'=(;)
   Fail: (223) [system] 'C'=(;)
   Call: (223) [system] 'C'=(/)
   Fail: (223) [system] 'C'=(/)
^  Call: (223) [user] is_like_space('C')
   Call: (224) [system] char_type('C', 'white')
   Fail: (224) [system] char_type('C', 'white')
   Call: (224) [system] char_type('C', end_of_line)
   Fail: (224) [system] char_type('C', end_of_line)
   Call: (224) [system] char_type('C', space)
   Fail: (224) [system] char_type('C', space)
   Call: (224) [system] char_type('C', cntrl)
   Fail: (224) [system] char_type('C', cntrl)
^  Fail: (223) [user] is_like_space('C')
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] get_char((0x55fbb4538270), _339982)
   Exit: (222) [system] get_char((0x55fbb4538270), 'C')
   Call: (222) [system] 'C'='('
   Fail: (222) [system] 'C'='('
   Call: (222) [system] 'C'='['
   Fail: (222) [system] 'C'='['
   Call: (222) [system] 'C'='{'
   Fail: (222) [system] 'C'='{'
   Call: (222) [system] 'C'='"'
   Fail: (222) [system] 'C'='"'
   Call: (222) [system] 'C'=!
   Fail: (222) [system] 'C'=!
   Call: (222) [system] 'C'='\''
   Fail: (222) [system] 'C'='\''
   Call: (222) [system] 'C'='`'
   Fail: (222) [system] 'C'='`'
   Call: (222) [system] 'C'=end_of_file
   Fail: (222) [system] 'C'=end_of_file
^  Call: (222) [user] read_symbolic(')', (0x55fbb4538270), 'C', _322114)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _357624)
   Call: (224) [system] peek_char((0x55fbb4538270), _358558)
   Exit: (224) [system] peek_char((0x55fbb4538270), ')')
^  Call: (224) [user] is_delimiter(')')
   Call: (225) [system] char_type(')', space)
   Fail: (225) [system] char_type(')', space)
   Call: (225) [system] arg(_363278, v('(', ')', end_of_file), ')')
   Exit: (225) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (224) [user] is_delimiter(')')
   Call: (224) [system] _357624=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (223) [user] classify_and_convert_charseq(['C'], _322114)
^  Call: (224) [user] classify_and_convert_charseq_(['C'], _369714)
^  Call: (226) [system] setup_call_cleanup('$notrace'(_370666, _370668), once(user:catch(read_from_chars(['C'], _369714), _370648, fail)), '$restore_trace'(_370666, _370668))
^  Call: (227) [system] sig_atomic(system:'$notrace'(_370666, _370668))
^  Exit: (226) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _369714), _370648, fail)), system:'$restore_trace'(3, -1))
   Call: (225) [system] atomic(_369714)
   Fail: (225) [system] atomic(_369714)
   Call: (225) [system] atom_chars(_369714, ['C'])
   Exit: (225) [system] atom_chars('C', ['C'])
^  Exit: (224) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (224) [system] integer('C')
   Fail: (224) [system] integer('C')
   Call: (224) [system] _322114='C'
   Exit: (224) [system] 'C'='C'
^  Exit: (223) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (222) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (221) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (221) [user] read_list(')', (0x55fbb4538270), _384664)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _386522)
   Exit: (223) [system] peek_char((0x55fbb4538270), ')')
   Call: (223) [system] ')'=(;)
   Fail: (223) [system] ')'=(;)
   Call: (223) [system] ')'=(/)
   Fail: (223) [system] ')'=(/)
^  Call: (223) [user] is_like_space(')')
   Call: (224) [system] char_type(')', 'white')
   Fail: (224) [system] char_type(')', 'white')
   Call: (224) [system] char_type(')', end_of_line)
   Fail: (224) [system] char_type(')', end_of_line)
   Call: (224) [system] char_type(')', space)
   Fail: (224) [system] char_type(')', space)
   Call: (224) [system] char_type(')', cntrl)
   Fail: (224) [system] char_type(')', cntrl)
^  Fail: (223) [user] is_like_space(')')
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _402532)
   Exit: (222) [system] peek_char((0x55fbb4538270), ')')
   Call: (222) [system] ')'=')'
   Exit: (222) [system] ')'=')'
   Call: (222) [system] get_char((0x55fbb4538270), _406322)
   Exit: (222) [system] get_char((0x55fbb4538270), ')')
   Call: (222) [system] _384664=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_list(')', (0x55fbb4538270), [])
   Call: (221) [system] _285454=['C']
   Exit: (221) [system] ['C']=['C']
^  Exit: (220) [user] read_list(')', (0x55fbb4538270), ['C'])
   Call: (220) [system] _5254=[['AndLink', 'A', 'B'], 'C']
   Exit: (220) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (219) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'A', 'B'], 'C'])
   Call: (219) [system] _5246=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (219) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (218) [user] read_list(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (217) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (217) [user] read_list(')', (0x55fbb4538270), _420204)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _422062)
   Exit: (219) [system] peek_char((0x55fbb4538270), ')')
   Call: (219) [system] ')'=(;)
   Fail: (219) [system] ')'=(;)
   Call: (219) [system] ')'=(/)
   Fail: (219) [system] ')'=(/)
^  Call: (219) [user] is_like_space(')')
   Call: (220) [system] char_type(')', 'white')
   Fail: (220) [system] char_type(')', 'white')
   Call: (220) [system] char_type(')', end_of_line)
   Fail: (220) [system] char_type(')', end_of_line)
   Call: (220) [system] char_type(')', space)
   Fail: (220) [system] char_type(')', space)
   Call: (220) [system] char_type(')', cntrl)
   Fail: (220) [system] char_type(')', cntrl)
^  Fail: (219) [user] is_like_space(')')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _438072)
   Exit: (218) [system] peek_char((0x55fbb4538270), ')')
   Call: (218) [system] ')'=')'
   Exit: (218) [system] ')'=')'
   Call: (218) [system] get_char((0x55fbb4538270), _441862)
   Exit: (218) [system] get_char((0x55fbb4538270), ')')
   Call: (218) [system] _420204=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_list(')', (0x55fbb4538270), [])
   Call: (217) [system] _5242=[['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (217) [system] [['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (216) [user] read_list(')', (0x55fbb4538270), [['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (216) [system] _5200=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (216) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (215) [user] read_list(')', (0x55fbb4538270), [['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (215) [system] _5192=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (215) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (214) [user] read_list(')', (0x55fbb4538270), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Exit: (213) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Call: (213) [user] read_list(')', (0x55fbb4538270), _455744)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _457602)
   Exit: (215) [system] peek_char((0x55fbb4538270), ')')
   Call: (215) [system] ')'=(;)
   Fail: (215) [system] ')'=(;)
   Call: (215) [system] ')'=(/)
   Fail: (215) [system] ')'=(/)
^  Call: (215) [user] is_like_space(')')
   Call: (216) [system] char_type(')', 'white')
   Fail: (216) [system] char_type(')', 'white')
   Call: (216) [system] char_type(')', end_of_line)
   Fail: (216) [system] char_type(')', end_of_line)
   Call: (216) [system] char_type(')', space)
   Fail: (216) [system] char_type(')', space)
   Call: (216) [system] char_type(')', cntrl)
   Fail: (216) [system] char_type(')', cntrl)
^  Fail: (215) [user] is_like_space(')')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _473612)
   Exit: (214) [system] peek_char((0x55fbb4538270), ')')
   Call: (214) [system] ')'=')'
   Exit: (214) [system] ')'=')'
   Call: (214) [system] get_char((0x55fbb4538270), _477402)
   Exit: (214) [system] get_char((0x55fbb4538270), ')')
   Call: (214) [system] _455744=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_list(')', (0x55fbb4538270), [])
   Call: (213) [system] _5188=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (213) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (212) [user] read_list(')', (0x55fbb4538270), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (212) [system] _5164=[['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (212) [system] [['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), [['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (211) [system] _5156=[:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (211) [system] [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Exit: (209) [user] cont_sexpr(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _491284)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _493142)
   Exit: (211) [system] peek_char((0x55fbb4538270), '\n')
   Call: (211) [system] '\n'=(;)
   Fail: (211) [system] '\n'=(;)
   Call: (211) [system] '\n'=(/)
   Fail: (211) [system] '\n'=(/)
^  Call: (211) [user] is_like_space('\n')
   Call: (212) [system] char_type('\n', 'white')
   Fail: (212) [system] char_type('\n', 'white')
   Call: (212) [system] char_type('\n', end_of_line)
   Exit: (212) [system] char_type('\n', end_of_line)
^  Exit: (211) [user] is_like_space('\n')
   Call: (211) [system] get_char((0x55fbb4538270), _504592)
   Exit: (211) [system] get_char((0x55fbb4538270), '\n')
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _507296)
   Exit: (212) [system] peek_char((0x55fbb4538270), '\t')
   Call: (212) [system] '\t'=(;)
   Fail: (212) [system] '\t'=(;)
   Call: (212) [system] '\t'=(/)
   Fail: (212) [system] '\t'=(/)
^  Call: (212) [user] is_like_space('\t')
   Call: (213) [system] char_type('\t', 'white')
   Exit: (213) [system] char_type('\t', 'white')
^  Exit: (212) [user] is_like_space('\t')
   Call: (212) [system] get_char((0x55fbb4538270), _516890)
   Exit: (212) [system] get_char((0x55fbb4538270), '\t')
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _519594)
   Exit: (213) [system] peek_char((0x55fbb4538270), '\t')
   Call: (213) [system] '\t'=(;)
   Fail: (213) [system] '\t'=(;)
   Call: (213) [system] '\t'=(/)
   Fail: (213) [system] '\t'=(/)
^  Call: (213) [user] is_like_space('\t')
   Call: (214) [system] char_type('\t', 'white')
   Exit: (214) [system] char_type('\t', 'white')
^  Exit: (213) [user] is_like_space('\t')
   Call: (213) [system] get_char((0x55fbb4538270), _529188)
   Exit: (213) [system] get_char((0x55fbb4538270), '\t')
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _531892)
   Exit: (214) [system] peek_char((0x55fbb4538270), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
   Call: (214) [system] ' '=(/)
   Fail: (214) [system] ' '=(/)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55fbb4538270), _541486)
   Exit: (214) [system] get_char((0x55fbb4538270), ' ')
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _544190)
   Exit: (215) [system] peek_char((0x55fbb4538270), '(')
   Call: (215) [system] '('=(;)
   Fail: (215) [system] '('=(;)
   Call: (215) [system] '('=(/)
   Fail: (215) [system] '('=(/)
^  Call: (215) [user] is_like_space('(')
   Call: (216) [system] char_type('(', 'white')
   Fail: (216) [system] char_type('(', 'white')
   Call: (216) [system] char_type('(', end_of_line)
   Fail: (216) [system] char_type('(', end_of_line)
   Call: (216) [system] char_type('(', space)
   Fail: (216) [system] char_type('(', space)
   Call: (216) [system] char_type('(', cntrl)
   Fail: (216) [system] char_type('(', cntrl)
^  Fail: (215) [user] is_like_space('(')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _563896)
   Exit: (210) [system] peek_char((0x55fbb4538270), '(')
   Call: (210) [system] '('=')'
   Fail: (210) [system] '('=')'
   Call: (210) [system] '('=end_of_file
   Fail: (210) [system] '('=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55fbb4538270), _569466)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _571324)
   Exit: (212) [system] peek_char((0x55fbb4538270), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
   Call: (212) [system] '('=(/)
   Fail: (212) [system] '('=(/)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] get_char((0x55fbb4538270), _587334)
   Exit: (211) [system] get_char((0x55fbb4538270), '(')
   Call: (211) [system] '('='('
   Exit: (211) [system] '('='('
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _569466)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _592904)
   Exit: (213) [system] peek_char((0x55fbb4538270), :)
   Call: (213) [system] (:)=(;)
   Fail: (213) [system] (:)=(;)
   Call: (213) [system] (:)=(/)
   Fail: (213) [system] (:)=(/)
^  Call: (213) [user] is_like_space(:)
   Call: (214) [system] char_type(:, 'white')
   Fail: (214) [system] char_type(:, 'white')
   Call: (214) [system] char_type(:, end_of_line)
   Fail: (214) [system] char_type(:, end_of_line)
   Call: (214) [system] char_type(:, space)
   Fail: (214) [system] char_type(:, space)
   Call: (214) [system] char_type(:, cntrl)
   Fail: (214) [system] char_type(:, cntrl)
^  Fail: (213) [user] is_like_space(:)
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _608914)
   Exit: (212) [system] peek_char((0x55fbb4538270), :)
   Call: (212) [system] (:)=')'
   Fail: (212) [system] (:)=')'
   Call: (212) [system] (:)=end_of_file
   Fail: (212) [system] (:)=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55fbb4538270), _614484)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _616342)
   Exit: (214) [system] peek_char((0x55fbb4538270), :)
   Call: (214) [system] (:)=(;)
   Fail: (214) [system] (:)=(;)
   Call: (214) [system] (:)=(/)
   Fail: (214) [system] (:)=(/)
^  Call: (214) [user] is_like_space(:)
   Call: (215) [system] char_type(:, 'white')
   Fail: (215) [system] char_type(:, 'white')
   Call: (215) [system] char_type(:, end_of_line)
   Fail: (215) [system] char_type(:, end_of_line)
   Call: (215) [system] char_type(:, space)
   Fail: (215) [system] char_type(:, space)
   Call: (215) [system] char_type(:, cntrl)
   Fail: (215) [system] char_type(:, cntrl)
^  Fail: (214) [user] is_like_space(:)
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] get_char((0x55fbb4538270), _632352)
   Exit: (213) [system] get_char((0x55fbb4538270), :)
   Call: (213) [system] (:)='('
   Fail: (213) [system] (:)='('
   Call: (213) [system] (:)='['
   Fail: (213) [system] (:)='['
   Call: (213) [system] (:)='{'
   Fail: (213) [system] (:)='{'
   Call: (213) [system] (:)='"'
   Fail: (213) [system] (:)='"'
   Call: (213) [system] (:)=!
   Fail: (213) [system] (:)=!
   Call: (213) [system] (:)='\''
   Fail: (213) [system] (:)='\''
   Call: (213) [system] (:)='`'
   Fail: (213) [system] (:)='`'
   Call: (213) [system] (:)=end_of_file
   Fail: (213) [system] (:)=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55fbb4538270), :, _614484)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _649994)
   Call: (215) [system] peek_char((0x55fbb4538270), _650928)
   Exit: (215) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (215) [user] is_delimiter(' ')
   Call: (216) [system] char_type(' ', space)
   Exit: (216) [system] char_type(' ', space)
^  Exit: (215) [user] is_delimiter(' ')
   Call: (215) [system] _649994=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (214) [user] classify_and_convert_charseq([:], _614484)
^  Call: (215) [user] classify_and_convert_charseq_([:], _660212)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_661164, _661166), once(user:catch(read_from_chars([:], _660212), _661146, fail)), '$restore_trace'(_661164, _661166))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_661164, _661166))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _661146, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(:)
   Exit: (216) [system] atomic(:)
^  Exit: (215) [user] classify_and_convert_charseq_([:], :)
   Call: (215) [system] integer(:)
   Fail: (215) [system] integer(:)
   Call: (215) [system] _614484=(:)
   Exit: (215) [system] (:)=(:)
^  Exit: (214) [user] classify_and_convert_charseq([:], :)
^  Exit: (213) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (212) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _673292)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _675150)
   Exit: (214) [system] peek_char((0x55fbb4538270), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
   Call: (214) [system] ' '=(/)
   Fail: (214) [system] ' '=(/)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55fbb4538270), _684744)
   Exit: (214) [system] get_char((0x55fbb4538270), ' ')
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _687448)
   Exit: (215) [system] peek_char((0x55fbb4538270), '(')
   Call: (215) [system] '('=(;)
   Fail: (215) [system] '('=(;)
   Call: (215) [system] '('=(/)
   Fail: (215) [system] '('=(/)
^  Call: (215) [user] is_like_space('(')
   Call: (216) [system] char_type('(', 'white')
   Fail: (216) [system] char_type('(', 'white')
   Call: (216) [system] char_type('(', end_of_line)
   Fail: (216) [system] char_type('(', end_of_line)
   Call: (216) [system] char_type('(', space)
   Fail: (216) [system] char_type('(', space)
   Call: (216) [system] char_type('(', cntrl)
   Fail: (216) [system] char_type('(', cntrl)
^  Fail: (215) [user] is_like_space('(')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _704382)
   Exit: (213) [system] peek_char((0x55fbb4538270), '(')
   Call: (213) [system] '('=')'
   Fail: (213) [system] '('=')'
   Call: (213) [system] '('=end_of_file
   Fail: (213) [system] '('=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55fbb4538270), _709952)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _711810)
   Exit: (215) [system] peek_char((0x55fbb4538270), '(')
   Call: (215) [system] '('=(;)
   Fail: (215) [system] '('=(;)
   Call: (215) [system] '('=(/)
   Fail: (215) [system] '('=(/)
^  Call: (215) [user] is_like_space('(')
   Call: (216) [system] char_type('(', 'white')
   Fail: (216) [system] char_type('(', 'white')
   Call: (216) [system] char_type('(', end_of_line)
   Fail: (216) [system] char_type('(', end_of_line)
   Call: (216) [system] char_type('(', space)
   Fail: (216) [system] char_type('(', space)
   Call: (216) [system] char_type('(', cntrl)
   Fail: (216) [system] char_type('(', cntrl)
^  Fail: (215) [user] is_like_space('(')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] get_char((0x55fbb4538270), _727820)
   Exit: (214) [system] get_char((0x55fbb4538270), '(')
   Call: (214) [system] '('='('
   Exit: (214) [system] '('='('
^  Call: (214) [user] read_list(')', (0x55fbb4538270), _709952)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _733390)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'D')
   Call: (216) [system] 'D'=(;)
   Fail: (216) [system] 'D'=(;)
   Call: (216) [system] 'D'=(/)
   Fail: (216) [system] 'D'=(/)
^  Call: (216) [user] is_like_space('D')
   Call: (217) [system] char_type('D', 'white')
   Fail: (217) [system] char_type('D', 'white')
   Call: (217) [system] char_type('D', end_of_line)
   Fail: (217) [system] char_type('D', end_of_line)
   Call: (217) [system] char_type('D', space)
   Fail: (217) [system] char_type('D', space)
   Call: (217) [system] char_type('D', cntrl)
   Fail: (217) [system] char_type('D', cntrl)
^  Fail: (216) [user] is_like_space('D')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _749400)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'D')
   Call: (215) [system] 'D'=')'
   Fail: (215) [system] 'D'=')'
   Call: (215) [system] 'D'=end_of_file
   Fail: (215) [system] 'D'=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55fbb4538270), _754970)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _756828)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'D')
   Call: (217) [system] 'D'=(;)
   Fail: (217) [system] 'D'=(;)
   Call: (217) [system] 'D'=(/)
   Fail: (217) [system] 'D'=(/)
^  Call: (217) [user] is_like_space('D')
   Call: (218) [system] char_type('D', 'white')
   Fail: (218) [system] char_type('D', 'white')
   Call: (218) [system] char_type('D', end_of_line)
   Fail: (218) [system] char_type('D', end_of_line)
   Call: (218) [system] char_type('D', space)
   Fail: (218) [system] char_type('D', space)
   Call: (218) [system] char_type('D', cntrl)
   Fail: (218) [system] char_type('D', cntrl)
^  Fail: (217) [user] is_like_space('D')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] get_char((0x55fbb4538270), _772838)
   Exit: (216) [system] get_char((0x55fbb4538270), 'D')
   Call: (216) [system] 'D'='('
   Fail: (216) [system] 'D'='('
   Call: (216) [system] 'D'='['
   Fail: (216) [system] 'D'='['
   Call: (216) [system] 'D'='{'
   Fail: (216) [system] 'D'='{'
   Call: (216) [system] 'D'='"'
   Fail: (216) [system] 'D'='"'
   Call: (216) [system] 'D'=!
   Fail: (216) [system] 'D'=!
   Call: (216) [system] 'D'='\''
   Fail: (216) [system] 'D'='\''
   Call: (216) [system] 'D'='`'
   Fail: (216) [system] 'D'='`'
   Call: (216) [system] 'D'=end_of_file
   Fail: (216) [system] 'D'=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55fbb4538270), 'D', _754970)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _790480)
   Call: (218) [system] peek_char((0x55fbb4538270), _791414)
   Exit: (218) [system] peek_char((0x55fbb4538270), i)
^  Call: (218) [user] is_delimiter(i)
   Call: (219) [system] char_type(i, space)
   Fail: (219) [system] char_type(i, space)
   Call: (219) [system] arg(_796134, v('(', ')', end_of_file), i)
   Fail: (219) [system] arg(_797066, v('(', ')', end_of_file), i)
^  Fail: (218) [user] is_delimiter(i)
   Call: (218) [system] ')'==i
   Fail: (218) [system] ')'==i
   Call: (218) [system] get_char((0x55fbb4538270), i)
   Exit: (218) [system] get_char((0x55fbb4538270), i)
   Call: (218) [system] i=(\)
   Fail: (218) [system] i=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _804416)
   Call: (219) [system] peek_char((0x55fbb4538270), _805350)
   Exit: (219) [system] peek_char((0x55fbb4538270), s)
^  Call: (219) [user] is_delimiter(s)
   Call: (220) [system] char_type(s, space)
   Fail: (220) [system] char_type(s, space)
   Call: (220) [system] arg(_810070, v('(', ')', end_of_file), s)
   Fail: (220) [system] arg(_811002, v('(', ')', end_of_file), s)
^  Fail: (219) [user] is_delimiter(s)
   Call: (219) [system] ')'==s
   Fail: (219) [system] ')'==s
   Call: (219) [system] get_char((0x55fbb4538270), s)
   Exit: (219) [system] get_char((0x55fbb4538270), s)
   Call: (219) [system] s=(\)
   Fail: (219) [system] s=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _818352)
   Call: (220) [system] peek_char((0x55fbb4538270), _819286)
   Exit: (220) [system] peek_char((0x55fbb4538270), j)
^  Call: (220) [user] is_delimiter(j)
   Call: (221) [system] char_type(j, space)
   Fail: (221) [system] char_type(j, space)
   Call: (221) [system] arg(_824006, v('(', ')', end_of_file), j)
   Fail: (221) [system] arg(_824938, v('(', ')', end_of_file), j)
^  Fail: (220) [user] is_delimiter(j)
   Call: (220) [system] ')'==j
   Fail: (220) [system] ')'==j
   Call: (220) [system] get_char((0x55fbb4538270), j)
   Exit: (220) [system] get_char((0x55fbb4538270), j)
   Call: (220) [system] j=(\)
   Fail: (220) [system] j=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _832288)
   Call: (221) [system] peek_char((0x55fbb4538270), _833222)
   Exit: (221) [system] peek_char((0x55fbb4538270), u)
^  Call: (221) [user] is_delimiter(u)
   Call: (222) [system] char_type(u, space)
   Fail: (222) [system] char_type(u, space)
   Call: (222) [system] arg(_837942, v('(', ')', end_of_file), u)
   Fail: (222) [system] arg(_838874, v('(', ')', end_of_file), u)
^  Fail: (221) [user] is_delimiter(u)
   Call: (221) [system] ')'==u
   Fail: (221) [system] ')'==u
   Call: (221) [system] get_char((0x55fbb4538270), u)
   Exit: (221) [system] get_char((0x55fbb4538270), u)
   Call: (221) [system] u=(\)
   Fail: (221) [system] u=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _846224)
   Call: (222) [system] peek_char((0x55fbb4538270), _847158)
   Exit: (222) [system] peek_char((0x55fbb4538270), n)
^  Call: (222) [user] is_delimiter(n)
   Call: (223) [system] char_type(n, space)
   Fail: (223) [system] char_type(n, space)
   Call: (223) [system] arg(_851878, v('(', ')', end_of_file), n)
   Fail: (223) [system] arg(_852810, v('(', ')', end_of_file), n)
^  Fail: (222) [user] is_delimiter(n)
   Call: (222) [system] ')'==n
   Fail: (222) [system] ')'==n
   Call: (222) [system] get_char((0x55fbb4538270), n)
   Exit: (222) [system] get_char((0x55fbb4538270), n)
   Call: (222) [system] n=(\)
   Fail: (222) [system] n=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _860160)
   Call: (223) [system] peek_char((0x55fbb4538270), _861094)
   Exit: (223) [system] peek_char((0x55fbb4538270), c)
^  Call: (223) [user] is_delimiter(c)
   Call: (224) [system] char_type(c, space)
   Fail: (224) [system] char_type(c, space)
   Call: (224) [system] arg(_865814, v('(', ')', end_of_file), c)
   Fail: (224) [system] arg(_866746, v('(', ')', end_of_file), c)
^  Fail: (223) [user] is_delimiter(c)
   Call: (223) [system] ')'==c
   Fail: (223) [system] ')'==c
   Call: (223) [system] get_char((0x55fbb4538270), c)
   Exit: (223) [system] get_char((0x55fbb4538270), c)
   Call: (223) [system] c=(\)
   Fail: (223) [system] c=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _874096)
   Call: (224) [system] peek_char((0x55fbb4538270), _875030)
   Exit: (224) [system] peek_char((0x55fbb4538270), t)
^  Call: (224) [user] is_delimiter(t)
   Call: (225) [system] char_type(t, space)
   Fail: (225) [system] char_type(t, space)
   Call: (225) [system] arg(_879750, v('(', ')', end_of_file), t)
   Fail: (225) [system] arg(_880682, v('(', ')', end_of_file), t)
^  Fail: (224) [user] is_delimiter(t)
   Call: (224) [system] ')'==t
   Fail: (224) [system] ')'==t
   Call: (224) [system] get_char((0x55fbb4538270), t)
   Exit: (224) [system] get_char((0x55fbb4538270), t)
   Call: (224) [system] t=(\)
   Fail: (224) [system] t=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _888032)
   Call: (225) [system] peek_char((0x55fbb4538270), _888966)
   Exit: (225) [system] peek_char((0x55fbb4538270), i)
^  Call: (225) [user] is_delimiter(i)
   Call: (226) [system] char_type(i, space)
   Fail: (226) [system] char_type(i, space)
   Call: (226) [system] arg(_893686, v('(', ')', end_of_file), i)
   Fail: (226) [system] arg(_894618, v('(', ')', end_of_file), i)
^  Fail: (225) [user] is_delimiter(i)
   Call: (225) [system] ')'==i
   Fail: (225) [system] ')'==i
   Call: (225) [system] get_char((0x55fbb4538270), i)
   Exit: (225) [system] get_char((0x55fbb4538270), i)
   Call: (225) [system] i=(\)
   Fail: (225) [system] i=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _901968)
   Call: (226) [system] peek_char((0x55fbb4538270), _902902)
   Exit: (226) [system] peek_char((0x55fbb4538270), o)
^  Call: (226) [user] is_delimiter(o)
   Call: (227) [system] char_type(o, space)
   Fail: (227) [system] char_type(o, space)
   Call: (227) [system] arg(_907622, v('(', ')', end_of_file), o)
   Fail: (227) [system] arg(_908554, v('(', ')', end_of_file), o)
^  Fail: (226) [user] is_delimiter(o)
   Call: (226) [system] ')'==o
   Fail: (226) [system] ')'==o
   Call: (226) [system] get_char((0x55fbb4538270), o)
   Exit: (226) [system] get_char((0x55fbb4538270), o)
   Call: (226) [system] o=(\)
   Fail: (226) [system] o=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _915904)
   Call: (227) [system] peek_char((0x55fbb4538270), _916838)
   Exit: (227) [system] peek_char((0x55fbb4538270), n)
^  Call: (227) [user] is_delimiter(n)
   Call: (228) [system] char_type(n, space)
   Fail: (228) [system] char_type(n, space)
   Call: (228) [system] arg(_921558, v('(', ')', end_of_file), n)
   Fail: (228) [system] arg(_922490, v('(', ')', end_of_file), n)
^  Fail: (227) [user] is_delimiter(n)
   Call: (227) [system] ')'==n
   Fail: (227) [system] ')'==n
   Call: (227) [system] get_char((0x55fbb4538270), n)
   Exit: (227) [system] get_char((0x55fbb4538270), n)
   Call: (227) [system] n=(\)
   Fail: (227) [system] n=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _929840)
   Call: (228) [system] peek_char((0x55fbb4538270), _930774)
   Exit: (228) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (228) [user] is_delimiter('I')
   Call: (229) [system] char_type('I', space)
   Fail: (229) [system] char_type('I', space)
   Call: (229) [system] arg(_935494, v('(', ')', end_of_file), 'I')
   Fail: (229) [system] arg(_936426, v('(', ')', end_of_file), 'I')
^  Fail: (228) [user] is_delimiter('I')
   Call: (228) [system] ')'=='I'
   Fail: (228) [system] ')'=='I'
   Call: (228) [system] get_char((0x55fbb4538270), 'I')
   Exit: (228) [system] get_char((0x55fbb4538270), 'I')
   Call: (228) [system] 'I'=(\)
   Fail: (228) [system] 'I'=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _943776)
   Call: (229) [system] peek_char((0x55fbb4538270), _944710)
   Exit: (229) [system] peek_char((0x55fbb4538270), n)
^  Call: (229) [user] is_delimiter(n)
   Call: (230) [system] char_type(n, space)
   Fail: (230) [system] char_type(n, space)
   Call: (230) [system] arg(_949430, v('(', ')', end_of_file), n)
   Fail: (230) [system] arg(_950362, v('(', ')', end_of_file), n)
^  Fail: (229) [user] is_delimiter(n)
   Call: (229) [system] ')'==n
   Fail: (229) [system] ')'==n
   Call: (229) [system] get_char((0x55fbb4538270), n)
   Exit: (229) [system] get_char((0x55fbb4538270), n)
   Call: (229) [system] n=(\)
   Fail: (229) [system] n=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _957712)
   Call: (230) [system] peek_char((0x55fbb4538270), _958646)
   Exit: (230) [system] peek_char((0x55fbb4538270), t)
^  Call: (230) [user] is_delimiter(t)
   Call: (231) [system] char_type(t, space)
   Fail: (231) [system] char_type(t, space)
   Call: (231) [system] arg(_963366, v('(', ')', end_of_file), t)
   Fail: (231) [system] arg(_964298, v('(', ')', end_of_file), t)
^  Fail: (230) [user] is_delimiter(t)
   Call: (230) [system] ')'==t
   Fail: (230) [system] ')'==t
   Call: (230) [system] get_char((0x55fbb4538270), t)
   Exit: (230) [system] get_char((0x55fbb4538270), t)
   Call: (230) [system] t=(\)
   Fail: (230) [system] t=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _971648)
   Call: (231) [system] peek_char((0x55fbb4538270), _972582)
   Exit: (231) [system] peek_char((0x55fbb4538270), r)
^  Call: (231) [user] is_delimiter(r)
   Call: (232) [system] char_type(r, space)
   Fail: (232) [system] char_type(r, space)
   Call: (232) [system] arg(_977302, v('(', ')', end_of_file), r)
   Fail: (232) [system] arg(_978234, v('(', ')', end_of_file), r)
^  Fail: (231) [user] is_delimiter(r)
   Call: (231) [system] ')'==r
   Fail: (231) [system] ')'==r
   Call: (231) [system] get_char((0x55fbb4538270), r)
   Exit: (231) [system] get_char((0x55fbb4538270), r)
   Call: (231) [system] r=(\)
   Fail: (231) [system] r=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _985584)
   Call: (232) [system] peek_char((0x55fbb4538270), _986518)
   Exit: (232) [system] peek_char((0x55fbb4538270), o)
^  Call: (232) [user] is_delimiter(o)
   Call: (233) [system] char_type(o, space)
   Fail: (233) [system] char_type(o, space)
   Call: (233) [system] arg(_991238, v('(', ')', end_of_file), o)
   Fail: (233) [system] arg(_992170, v('(', ')', end_of_file), o)
^  Fail: (232) [user] is_delimiter(o)
   Call: (232) [system] ')'==o
   Fail: (232) [system] ')'==o
   Call: (232) [system] get_char((0x55fbb4538270), o)
   Exit: (232) [system] get_char((0x55fbb4538270), o)
   Call: (232) [system] o=(\)
   Fail: (232) [system] o=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _999520)
   Call: (233) [system] peek_char((0x55fbb4538270), _1000454)
   Exit: (233) [system] peek_char((0x55fbb4538270), d)
^  Call: (233) [user] is_delimiter(d)
   Call: (234) [system] char_type(d, space)
   Fail: (234) [system] char_type(d, space)
   Call: (234) [system] arg(_1005174, v('(', ')', end_of_file), d)
   Fail: (234) [system] arg(_1006106, v('(', ')', end_of_file), d)
^  Fail: (233) [user] is_delimiter(d)
   Call: (233) [system] ')'==d
   Fail: (233) [system] ')'==d
   Call: (233) [system] get_char((0x55fbb4538270), d)
   Exit: (233) [system] get_char((0x55fbb4538270), d)
   Call: (233) [system] d=(\)
   Fail: (233) [system] d=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _1013456)
   Call: (234) [system] peek_char((0x55fbb4538270), _1014390)
   Exit: (234) [system] peek_char((0x55fbb4538270), u)
^  Call: (234) [user] is_delimiter(u)
   Call: (235) [system] char_type(u, space)
   Fail: (235) [system] char_type(u, space)
   Call: (235) [system] arg(_1019110, v('(', ')', end_of_file), u)
   Fail: (235) [system] arg(_1020042, v('(', ')', end_of_file), u)
^  Fail: (234) [user] is_delimiter(u)
   Call: (234) [system] ')'==u
   Fail: (234) [system] ')'==u
   Call: (234) [system] get_char((0x55fbb4538270), u)
   Exit: (234) [system] get_char((0x55fbb4538270), u)
   Call: (234) [system] u=(\)
   Fail: (234) [system] u=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _1027392)
   Call: (235) [system] peek_char((0x55fbb4538270), _1028326)
   Exit: (235) [system] peek_char((0x55fbb4538270), c)
^  Call: (235) [user] is_delimiter(c)
   Call: (236) [system] char_type(c, space)
   Fail: (236) [system] char_type(c, space)
   Call: (236) [system] arg(_1033046, v('(', ')', end_of_file), c)
   Fail: (236) [system] arg(_1033978, v('(', ')', end_of_file), c)
^  Fail: (235) [user] is_delimiter(c)
   Call: (235) [system] ')'==c
   Fail: (235) [system] ')'==c
   Call: (235) [system] get_char((0x55fbb4538270), c)
   Exit: (235) [system] get_char((0x55fbb4538270), c)
   Call: (235) [system] c=(\)
   Fail: (235) [system] c=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), _1041328)
   Call: (236) [system] peek_char((0x55fbb4538270), _1042262)
   Exit: (236) [system] peek_char((0x55fbb4538270), t)
^  Call: (236) [user] is_delimiter(t)
   Call: (237) [system] char_type(t, space)
   Fail: (237) [system] char_type(t, space)
   Call: (237) [system] arg(_1046982, v('(', ')', end_of_file), t)
   Fail: (237) [system] arg(_1047914, v('(', ')', end_of_file), t)
^  Fail: (236) [user] is_delimiter(t)
   Call: (236) [system] ')'==t
   Fail: (236) [system] ')'==t
   Call: (236) [system] get_char((0x55fbb4538270), t)
   Exit: (236) [system] get_char((0x55fbb4538270), t)
   Call: (236) [system] t=(\)
   Fail: (236) [system] t=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), _1055264)
   Call: (237) [system] peek_char((0x55fbb4538270), _1056198)
   Exit: (237) [system] peek_char((0x55fbb4538270), i)
^  Call: (237) [user] is_delimiter(i)
   Call: (238) [system] char_type(i, space)
   Fail: (238) [system] char_type(i, space)
   Call: (238) [system] arg(_1060918, v('(', ')', end_of_file), i)
   Fail: (238) [system] arg(_1061850, v('(', ')', end_of_file), i)
^  Fail: (237) [user] is_delimiter(i)
   Call: (237) [system] ')'==i
   Fail: (237) [system] ')'==i
   Call: (237) [system] get_char((0x55fbb4538270), i)
   Exit: (237) [system] get_char((0x55fbb4538270), i)
   Call: (237) [system] i=(\)
   Fail: (237) [system] i=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), _1069200)
   Call: (238) [system] peek_char((0x55fbb4538270), _1070134)
   Exit: (238) [system] peek_char((0x55fbb4538270), o)
^  Call: (238) [user] is_delimiter(o)
   Call: (239) [system] char_type(o, space)
   Fail: (239) [system] char_type(o, space)
   Call: (239) [system] arg(_1074854, v('(', ')', end_of_file), o)
   Fail: (239) [system] arg(_1075786, v('(', ')', end_of_file), o)
^  Fail: (238) [user] is_delimiter(o)
   Call: (238) [system] ')'==o
   Fail: (238) [system] ')'==o
   Call: (238) [system] get_char((0x55fbb4538270), o)
   Exit: (238) [system] get_char((0x55fbb4538270), o)
   Call: (238) [system] o=(\)
   Fail: (238) [system] o=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), _1083136)
   Call: (239) [system] peek_char((0x55fbb4538270), _1084070)
   Exit: (239) [system] peek_char((0x55fbb4538270), n)
^  Call: (239) [user] is_delimiter(n)
   Call: (240) [system] char_type(n, space)
   Fail: (240) [system] char_type(n, space)
   Call: (240) [system] arg(_1088790, v('(', ')', end_of_file), n)
   Fail: (240) [system] arg(_1089722, v('(', ')', end_of_file), n)
^  Fail: (239) [user] is_delimiter(n)
   Call: (239) [system] ')'==n
   Fail: (239) [system] ')'==n
   Call: (239) [system] get_char((0x55fbb4538270), n)
   Exit: (239) [system] get_char((0x55fbb4538270), n)
   Call: (239) [system] n=(\)
   Fail: (239) [system] n=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55fbb4538270), _1097072)
   Call: (240) [system] peek_char((0x55fbb4538270), _1098006)
   Exit: (240) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (240) [user] is_delimiter(' ')
   Call: (241) [system] char_type(' ', space)
   Exit: (241) [system] char_type(' ', space)
^  Exit: (240) [user] is_delimiter(' ')
   Call: (240) [system] _1097072=[]
   Exit: (240) [system] []=[]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (239) [system] _1083136=[n]
   Exit: (239) [system] [n]=[n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (238) [system] _1069200=[o, n]
   Exit: (238) [system] [o, n]=[o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (237) [system] _1055264=[i, o, n]
   Exit: (237) [system] [i, o, n]=[i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (236) [system] _1041328=[t, i, o, n]
   Exit: (236) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (235) [system] _1027392=[c, t, i, o, n]
   Exit: (235) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (234) [system] _1013456=[u, c, t, i, o, n]
   Exit: (234) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (233) [system] _999520=[d, u, c, t, i, o, n]
   Exit: (233) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (232) [system] _985584=[o, d, u, c, t, i, o, n]
   Exit: (232) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (231) [system] _971648=[r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _957712=[t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _943776=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _929840=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _915904=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _901968=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _888032=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _874096=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _860160=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _846224=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _832288=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _818352=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _804416=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _790480=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (217) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _754970)
^  Call: (218) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1168758)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_1169710, _1169712), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1168758), _1169692, fail)), '$restore_trace'(_1169710, _1169712))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_1169710, _1169712))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1168758), _1169692, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(_1168758)
   Fail: (219) [system] atomic(_1168758)
   Call: (219) [system] atom_chars(_1168758, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (219) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (218) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
   Call: (218) [system] integer('DisjunctionIntroduction')
   Fail: (218) [system] integer('DisjunctionIntroduction')
   Call: (218) [system] _754970='DisjunctionIntroduction'
   Exit: (218) [system] 'DisjunctionIntroduction'='DisjunctionIntroduction'
^  Exit: (217) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (216) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'DisjunctionIntroduction')
^  Exit: (215) [user] cont_sexpr(')', (0x55fbb4538270), 'DisjunctionIntroduction')
^  Call: (215) [user] read_list(')', (0x55fbb4538270), _1183708)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1185566)
   Exit: (217) [system] peek_char((0x55fbb4538270), ' ')
   Call: (217) [system] ' '=(;)
   Fail: (217) [system] ' '=(;)
   Call: (217) [system] ' '=(/)
   Fail: (217) [system] ' '=(/)
^  Call: (217) [user] is_like_space(' ')
   Call: (218) [system] char_type(' ', 'white')
   Exit: (218) [system] char_type(' ', 'white')
^  Exit: (217) [user] is_like_space(' ')
   Call: (217) [system] get_char((0x55fbb4538270), _1195160)
   Exit: (217) [system] get_char((0x55fbb4538270), ' ')
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1197864)
   Exit: (218) [system] peek_char((0x55fbb4538270), a)
   Call: (218) [system] a=(;)
   Fail: (218) [system] a=(;)
   Call: (218) [system] a=(/)
   Fail: (218) [system] a=(/)
^  Call: (218) [user] is_like_space(a)
   Call: (219) [system] char_type(a, 'white')
   Fail: (219) [system] char_type(a, 'white')
   Call: (219) [system] char_type(a, end_of_line)
   Fail: (219) [system] char_type(a, end_of_line)
   Call: (219) [system] char_type(a, space)
   Fail: (219) [system] char_type(a, space)
   Call: (219) [system] char_type(a, cntrl)
   Fail: (219) [system] char_type(a, cntrl)
^  Fail: (218) [user] is_like_space(a)
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1214798)
   Exit: (216) [system] peek_char((0x55fbb4538270), a)
   Call: (216) [system] a=')'
   Fail: (216) [system] a=')'
   Call: (216) [system] a=end_of_file
   Fail: (216) [system] a=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55fbb4538270), _1220368)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1222226)
   Exit: (218) [system] peek_char((0x55fbb4538270), a)
   Call: (218) [system] a=(;)
   Fail: (218) [system] a=(;)
   Call: (218) [system] a=(/)
   Fail: (218) [system] a=(/)
^  Call: (218) [user] is_like_space(a)
   Call: (219) [system] char_type(a, 'white')
   Fail: (219) [system] char_type(a, 'white')
   Call: (219) [system] char_type(a, end_of_line)
   Fail: (219) [system] char_type(a, end_of_line)
   Call: (219) [system] char_type(a, space)
   Fail: (219) [system] char_type(a, space)
   Call: (219) [system] char_type(a, cntrl)
   Fail: (219) [system] char_type(a, cntrl)
^  Fail: (218) [user] is_like_space(a)
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] get_char((0x55fbb4538270), _1238236)
   Exit: (217) [system] get_char((0x55fbb4538270), a)
   Call: (217) [system] a='('
   Fail: (217) [system] a='('
   Call: (217) [system] a='['
   Fail: (217) [system] a='['
   Call: (217) [system] a='{'
   Fail: (217) [system] a='{'
   Call: (217) [system] a='"'
   Fail: (217) [system] a='"'
   Call: (217) [system] a=!
   Fail: (217) [system] a=!
   Call: (217) [system] a='\''
   Fail: (217) [system] a='\''
   Call: (217) [system] a='`'
   Fail: (217) [system] a='`'
   Call: (217) [system] a=end_of_file
   Fail: (217) [system] a=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55fbb4538270), a, _1220368)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1255878)
   Call: (219) [system] peek_char((0x55fbb4538270), _1256812)
   Exit: (219) [system] peek_char((0x55fbb4538270), b)
^  Call: (219) [user] is_delimiter(b)
   Call: (220) [system] char_type(b, space)
   Fail: (220) [system] char_type(b, space)
   Call: (220) [system] arg(_1261532, v('(', ')', end_of_file), b)
   Fail: (220) [system] arg(_1262464, v('(', ')', end_of_file), b)
^  Fail: (219) [user] is_delimiter(b)
   Call: (219) [system] ')'==b
   Fail: (219) [system] ')'==b
   Call: (219) [system] get_char((0x55fbb4538270), b)
   Exit: (219) [system] get_char((0x55fbb4538270), b)
   Call: (219) [system] b=(\)
   Fail: (219) [system] b=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1269814)
   Call: (220) [system] peek_char((0x55fbb4538270), _1270748)
   Exit: (220) [system] peek_char((0x55fbb4538270), c)
^  Call: (220) [user] is_delimiter(c)
   Call: (221) [system] char_type(c, space)
   Fail: (221) [system] char_type(c, space)
   Call: (221) [system] arg(_1275468, v('(', ')', end_of_file), c)
   Fail: (221) [system] arg(_1276400, v('(', ')', end_of_file), c)
^  Fail: (220) [user] is_delimiter(c)
   Call: (220) [system] ')'==c
   Fail: (220) [system] ')'==c
   Call: (220) [system] get_char((0x55fbb4538270), c)
   Exit: (220) [system] get_char((0x55fbb4538270), c)
   Call: (220) [system] c=(\)
   Fail: (220) [system] c=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1283750)
   Call: (221) [system] peek_char((0x55fbb4538270), _1284684)
   Exit: (221) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (221) [user] is_delimiter(' ')
   Call: (222) [system] char_type(' ', space)
   Exit: (222) [system] char_type(' ', space)
^  Exit: (221) [user] is_delimiter(' ')
   Call: (221) [system] _1283750=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (220) [system] _1269814=[c]
   Exit: (220) [system] [c]=[c]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [c])
   Call: (219) [system] _1255878=[b, c]
   Exit: (219) [system] [b, c]=[b, c]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [b, c])
^  Call: (218) [user] classify_and_convert_charseq([a, b, c], _1220368)
^  Call: (219) [user] classify_and_convert_charseq_([a, b, c], _1299556)
^  Call: (221) [system] setup_call_cleanup('$notrace'(_1300508, _1300510), once(user:catch(read_from_chars([a, b, c], _1299556), _1300490, fail)), '$restore_trace'(_1300508, _1300510))
^  Call: (222) [system] sig_atomic(system:'$notrace'(_1300508, _1300510))
^  Exit: (221) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _1300490, fail)), system:'$restore_trace'(3, -1))
   Call: (220) [system] atomic(abc)
   Exit: (220) [system] atomic(abc)
^  Exit: (219) [user] classify_and_convert_charseq_([a, b, c], abc)
   Call: (219) [system] integer(abc)
   Fail: (219) [system] integer(abc)
   Call: (219) [system] _1220368=abc
   Exit: (219) [system] abc=abc
^  Exit: (218) [user] classify_and_convert_charseq([a, b, c], abc)
^  Exit: (217) [user] read_symbolic(')', (0x55fbb4538270), a, abc)
^  Exit: (216) [user] cont_sexpr(')', (0x55fbb4538270), abc)
^  Call: (216) [user] read_list(')', (0x55fbb4538270), _1312636)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1314494)
   Exit: (218) [system] peek_char((0x55fbb4538270), ' ')
   Call: (218) [system] ' '=(;)
   Fail: (218) [system] ' '=(;)
   Call: (218) [system] ' '=(/)
   Fail: (218) [system] ' '=(/)
^  Call: (218) [user] is_like_space(' ')
   Call: (219) [system] char_type(' ', 'white')
   Exit: (219) [system] char_type(' ', 'white')
^  Exit: (218) [user] is_like_space(' ')
   Call: (218) [system] get_char((0x55fbb4538270), _1324088)
   Exit: (218) [system] get_char((0x55fbb4538270), ' ')
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _1326792)
   Exit: (219) [system] peek_char((0x55fbb4538270), c)
   Call: (219) [system] c=(;)
   Fail: (219) [system] c=(;)
   Call: (219) [system] c=(/)
   Fail: (219) [system] c=(/)
^  Call: (219) [user] is_like_space(c)
   Call: (220) [system] char_type(c, 'white')
   Fail: (220) [system] char_type(c, 'white')
   Call: (220) [system] char_type(c, end_of_line)
   Fail: (220) [system] char_type(c, end_of_line)
   Call: (220) [system] char_type(c, space)
   Fail: (220) [system] char_type(c, space)
   Call: (220) [system] char_type(c, cntrl)
   Fail: (220) [system] char_type(c, cntrl)
^  Fail: (219) [user] is_like_space(c)
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1343726)
   Exit: (217) [system] peek_char((0x55fbb4538270), c)
   Call: (217) [system] c=')'
   Fail: (217) [system] c=')'
   Call: (217) [system] c=end_of_file
   Fail: (217) [system] c=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55fbb4538270), _1349296)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _1351154)
   Exit: (219) [system] peek_char((0x55fbb4538270), c)
   Call: (219) [system] c=(;)
   Fail: (219) [system] c=(;)
   Call: (219) [system] c=(/)
   Fail: (219) [system] c=(/)
^  Call: (219) [user] is_like_space(c)
   Call: (220) [system] char_type(c, 'white')
   Fail: (220) [system] char_type(c, 'white')
   Call: (220) [system] char_type(c, end_of_line)
   Fail: (220) [system] char_type(c, end_of_line)
   Call: (220) [system] char_type(c, space)
   Fail: (220) [system] char_type(c, space)
   Call: (220) [system] char_type(c, cntrl)
   Fail: (220) [system] char_type(c, cntrl)
^  Fail: (219) [user] is_like_space(c)
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] get_char((0x55fbb4538270), _1367164)
   Exit: (218) [system] get_char((0x55fbb4538270), c)
   Call: (218) [system] c='('
   Fail: (218) [system] c='('
   Call: (218) [system] c='['
   Fail: (218) [system] c='['
   Call: (218) [system] c='{'
   Fail: (218) [system] c='{'
   Call: (218) [system] c='"'
   Fail: (218) [system] c='"'
   Call: (218) [system] c=!
   Fail: (218) [system] c=!
   Call: (218) [system] c='\''
   Fail: (218) [system] c='\''
   Call: (218) [system] c='`'
   Fail: (218) [system] c='`'
   Call: (218) [system] c=end_of_file
   Fail: (218) [system] c=end_of_file
^  Call: (218) [user] read_symbolic(')', (0x55fbb4538270), c, _1349296)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1384806)
   Call: (220) [system] peek_char((0x55fbb4538270), _1385740)
   Exit: (220) [system] peek_char((0x55fbb4538270), d)
^  Call: (220) [user] is_delimiter(d)
   Call: (221) [system] char_type(d, space)
   Fail: (221) [system] char_type(d, space)
   Call: (221) [system] arg(_1390460, v('(', ')', end_of_file), d)
   Fail: (221) [system] arg(_1391392, v('(', ')', end_of_file), d)
^  Fail: (220) [user] is_delimiter(d)
   Call: (220) [system] ')'==d
   Fail: (220) [system] ')'==d
   Call: (220) [system] get_char((0x55fbb4538270), d)
   Exit: (220) [system] get_char((0x55fbb4538270), d)
   Call: (220) [system] d=(\)
   Fail: (220) [system] d=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1398742)
   Call: (221) [system] peek_char((0x55fbb4538270), _1399676)
   Exit: (221) [system] peek_char((0x55fbb4538270), e)
^  Call: (221) [user] is_delimiter(e)
   Call: (222) [system] char_type(e, space)
   Fail: (222) [system] char_type(e, space)
   Call: (222) [system] arg(_1404396, v('(', ')', end_of_file), e)
   Fail: (222) [system] arg(_1405328, v('(', ')', end_of_file), e)
^  Fail: (221) [user] is_delimiter(e)
   Call: (221) [system] ')'==e
   Fail: (221) [system] ')'==e
   Call: (221) [system] get_char((0x55fbb4538270), e)
   Exit: (221) [system] get_char((0x55fbb4538270), e)
   Call: (221) [system] e=(\)
   Fail: (221) [system] e=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1412678)
   Call: (222) [system] peek_char((0x55fbb4538270), _1413612)
   Exit: (222) [system] peek_char((0x55fbb4538270), ')')
^  Call: (222) [user] is_delimiter(')')
   Call: (223) [system] char_type(')', space)
   Fail: (223) [system] char_type(')', space)
   Call: (223) [system] arg(_1418332, v('(', ')', end_of_file), ')')
   Exit: (223) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (222) [user] is_delimiter(')')
   Call: (222) [system] _1412678=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (221) [system] _1398742=[e]
   Exit: (221) [system] [e]=[e]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (220) [system] _1384806=[d, e]
   Exit: (220) [system] [d, e]=[d, e]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, e])
^  Call: (219) [user] classify_and_convert_charseq([c, d, e], _1349296)
^  Call: (220) [user] classify_and_convert_charseq_([c, d, e], _1430356)
^  Call: (222) [system] setup_call_cleanup('$notrace'(_1431308, _1431310), once(user:catch(read_from_chars([c, d, e], _1430356), _1431290, fail)), '$restore_trace'(_1431308, _1431310))
^  Call: (223) [system] sig_atomic(system:'$notrace'(_1431308, _1431310))
^  Exit: (222) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _1431290, fail)), system:'$restore_trace'(3, -1))
   Call: (221) [system] atomic(cde)
   Exit: (221) [system] atomic(cde)
^  Exit: (220) [user] classify_and_convert_charseq_([c, d, e], cde)
   Call: (220) [system] integer(cde)
   Fail: (220) [system] integer(cde)
   Call: (220) [system] _1349296=cde
   Exit: (220) [system] cde=cde
^  Exit: (219) [user] classify_and_convert_charseq([c, d, e], cde)
^  Exit: (218) [user] read_symbolic(')', (0x55fbb4538270), c, cde)
^  Exit: (217) [user] cont_sexpr(')', (0x55fbb4538270), cde)
^  Call: (217) [user] read_list(')', (0x55fbb4538270), _1443436)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _1445294)
   Exit: (219) [system] peek_char((0x55fbb4538270), ')')
   Call: (219) [system] ')'=(;)
   Fail: (219) [system] ')'=(;)
   Call: (219) [system] ')'=(/)
   Fail: (219) [system] ')'=(/)
^  Call: (219) [user] is_like_space(')')
   Call: (220) [system] char_type(')', 'white')
   Fail: (220) [system] char_type(')', 'white')
   Call: (220) [system] char_type(')', end_of_line)
   Fail: (220) [system] char_type(')', end_of_line)
   Call: (220) [system] char_type(')', space)
   Fail: (220) [system] char_type(')', space)
   Call: (220) [system] char_type(')', cntrl)
   Fail: (220) [system] char_type(')', cntrl)
^  Fail: (219) [user] is_like_space(')')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1461304)
   Exit: (218) [system] peek_char((0x55fbb4538270), ')')
   Call: (218) [system] ')'=')'
   Exit: (218) [system] ')'=')'
   Call: (218) [system] get_char((0x55fbb4538270), _1465094)
   Exit: (218) [system] get_char((0x55fbb4538270), ')')
   Call: (218) [system] _1443436=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_list(')', (0x55fbb4538270), [])
   Call: (217) [system] _1312636=[cde]
   Exit: (217) [system] [cde]=[cde]
^  Exit: (216) [user] read_list(')', (0x55fbb4538270), [cde])
   Call: (216) [system] _1183708=[abc, cde]
   Exit: (216) [system] [abc, cde]=[abc, cde]
^  Exit: (215) [user] read_list(')', (0x55fbb4538270), [abc, cde])
   Call: (215) [system] _709952=['DisjunctionIntroduction', abc, cde]
   Exit: (215) [system] ['DisjunctionIntroduction', abc, cde]=['DisjunctionIntroduction', abc, cde]
^  Exit: (214) [user] read_list(')', (0x55fbb4538270), ['DisjunctionIntroduction', abc, cde])
^  Exit: (213) [user] cont_sexpr(')', (0x55fbb4538270), ['DisjunctionIntroduction', abc, cde])
^  Call: (213) [user] read_list(')', (0x55fbb4538270), _1478976)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1480834)
   Exit: (215) [system] peek_char((0x55fbb4538270), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
   Call: (215) [system] ' '=(/)
   Fail: (215) [system] ' '=(/)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55fbb4538270), _1490428)
   Exit: (215) [system] get_char((0x55fbb4538270), ' ')
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1493132)
   Exit: (216) [system] peek_char((0x55fbb4538270), '(')
   Call: (216) [system] '('=(;)
   Fail: (216) [system] '('=(;)
   Call: (216) [system] '('=(/)
   Fail: (216) [system] '('=(/)
^  Call: (216) [user] is_like_space('(')
   Call: (217) [system] char_type('(', 'white')
   Fail: (217) [system] char_type('(', 'white')
   Call: (217) [system] char_type('(', end_of_line)
   Fail: (217) [system] char_type('(', end_of_line)
   Call: (217) [system] char_type('(', space)
   Fail: (217) [system] char_type('(', space)
   Call: (217) [system] char_type('(', cntrl)
   Fail: (217) [system] char_type('(', cntrl)
^  Fail: (216) [user] is_like_space('(')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1510066)
   Exit: (214) [system] peek_char((0x55fbb4538270), '(')
   Call: (214) [system] '('=')'
   Fail: (214) [system] '('=')'
   Call: (214) [system] '('=end_of_file
   Fail: (214) [system] '('=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55fbb4538270), _1515636)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1517494)
   Exit: (216) [system] peek_char((0x55fbb4538270), '(')
   Call: (216) [system] '('=(;)
   Fail: (216) [system] '('=(;)
   Call: (216) [system] '('=(/)
   Fail: (216) [system] '('=(/)
^  Call: (216) [user] is_like_space('(')
   Call: (217) [system] char_type('(', 'white')
   Fail: (217) [system] char_type('(', 'white')
   Call: (217) [system] char_type('(', end_of_line)
   Fail: (217) [system] char_type('(', end_of_line)
   Call: (217) [system] char_type('(', space)
   Fail: (217) [system] char_type('(', space)
   Call: (217) [system] char_type('(', cntrl)
   Fail: (217) [system] char_type('(', cntrl)
^  Fail: (216) [user] is_like_space('(')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] get_char((0x55fbb4538270), _1533504)
   Exit: (215) [system] get_char((0x55fbb4538270), '(')
   Call: (215) [system] '('='('
   Exit: (215) [system] '('='('
^  Call: (215) [user] read_list(')', (0x55fbb4538270), _1515636)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1539074)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'O')
   Call: (217) [system] 'O'=(;)
   Fail: (217) [system] 'O'=(;)
   Call: (217) [system] 'O'=(/)
   Fail: (217) [system] 'O'=(/)
^  Call: (217) [user] is_like_space('O')
   Call: (218) [system] char_type('O', 'white')
   Fail: (218) [system] char_type('O', 'white')
   Call: (218) [system] char_type('O', end_of_line)
   Fail: (218) [system] char_type('O', end_of_line)
   Call: (218) [system] char_type('O', space)
   Fail: (218) [system] char_type('O', space)
   Call: (218) [system] char_type('O', cntrl)
   Fail: (218) [system] char_type('O', cntrl)
^  Fail: (217) [user] is_like_space('O')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1555084)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'O')
   Call: (216) [system] 'O'=')'
   Fail: (216) [system] 'O'=')'
   Call: (216) [system] 'O'=end_of_file
   Fail: (216) [system] 'O'=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55fbb4538270), _1560654)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1562512)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'O')
   Call: (218) [system] 'O'=(;)
   Fail: (218) [system] 'O'=(;)
   Call: (218) [system] 'O'=(/)
   Fail: (218) [system] 'O'=(/)
^  Call: (218) [user] is_like_space('O')
   Call: (219) [system] char_type('O', 'white')
   Fail: (219) [system] char_type('O', 'white')
   Call: (219) [system] char_type('O', end_of_line)
   Fail: (219) [system] char_type('O', end_of_line)
   Call: (219) [system] char_type('O', space)
   Fail: (219) [system] char_type('O', space)
   Call: (219) [system] char_type('O', cntrl)
   Fail: (219) [system] char_type('O', cntrl)
^  Fail: (218) [user] is_like_space('O')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] get_char((0x55fbb4538270), _1578522)
   Exit: (217) [system] get_char((0x55fbb4538270), 'O')
   Call: (217) [system] 'O'='('
   Fail: (217) [system] 'O'='('
   Call: (217) [system] 'O'='['
   Fail: (217) [system] 'O'='['
   Call: (217) [system] 'O'='{'
   Fail: (217) [system] 'O'='{'
   Call: (217) [system] 'O'='"'
   Fail: (217) [system] 'O'='"'
   Call: (217) [system] 'O'=!
   Fail: (217) [system] 'O'=!
   Call: (217) [system] 'O'='\''
   Fail: (217) [system] 'O'='\''
   Call: (217) [system] 'O'='`'
   Fail: (217) [system] 'O'='`'
   Call: (217) [system] 'O'=end_of_file
   Fail: (217) [system] 'O'=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55fbb4538270), 'O', _1560654)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1596164)
   Call: (219) [system] peek_char((0x55fbb4538270), _1597098)
   Exit: (219) [system] peek_char((0x55fbb4538270), r)
^  Call: (219) [user] is_delimiter(r)
   Call: (220) [system] char_type(r, space)
   Fail: (220) [system] char_type(r, space)
   Call: (220) [system] arg(_1601818, v('(', ')', end_of_file), r)
   Fail: (220) [system] arg(_1602750, v('(', ')', end_of_file), r)
^  Fail: (219) [user] is_delimiter(r)
   Call: (219) [system] ')'==r
   Fail: (219) [system] ')'==r
   Call: (219) [system] get_char((0x55fbb4538270), r)
   Exit: (219) [system] get_char((0x55fbb4538270), r)
   Call: (219) [system] r=(\)
   Fail: (219) [system] r=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1610100)
   Call: (220) [system] peek_char((0x55fbb4538270), _1611034)
   Exit: (220) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (220) [user] is_delimiter('L')
   Call: (221) [system] char_type('L', space)
   Fail: (221) [system] char_type('L', space)
   Call: (221) [system] arg(_1615754, v('(', ')', end_of_file), 'L')
   Fail: (221) [system] arg(_1616686, v('(', ')', end_of_file), 'L')
^  Fail: (220) [user] is_delimiter('L')
   Call: (220) [system] ')'=='L'
   Fail: (220) [system] ')'=='L'
   Call: (220) [system] get_char((0x55fbb4538270), 'L')
   Exit: (220) [system] get_char((0x55fbb4538270), 'L')
   Call: (220) [system] 'L'=(\)
   Fail: (220) [system] 'L'=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1624036)
   Call: (221) [system] peek_char((0x55fbb4538270), _1624970)
   Exit: (221) [system] peek_char((0x55fbb4538270), i)
^  Call: (221) [user] is_delimiter(i)
   Call: (222) [system] char_type(i, space)
   Fail: (222) [system] char_type(i, space)
   Call: (222) [system] arg(_1629690, v('(', ')', end_of_file), i)
   Fail: (222) [system] arg(_1630622, v('(', ')', end_of_file), i)
^  Fail: (221) [user] is_delimiter(i)
   Call: (221) [system] ')'==i
   Fail: (221) [system] ')'==i
   Call: (221) [system] get_char((0x55fbb4538270), i)
   Exit: (221) [system] get_char((0x55fbb4538270), i)
   Call: (221) [system] i=(\)
   Fail: (221) [system] i=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1637972)
   Call: (222) [system] peek_char((0x55fbb4538270), _1638906)
   Exit: (222) [system] peek_char((0x55fbb4538270), n)
^  Call: (222) [user] is_delimiter(n)
   Call: (223) [system] char_type(n, space)
   Fail: (223) [system] char_type(n, space)
   Call: (223) [system] arg(_1643626, v('(', ')', end_of_file), n)
   Fail: (223) [system] arg(_1644558, v('(', ')', end_of_file), n)
^  Fail: (222) [user] is_delimiter(n)
   Call: (222) [system] ')'==n
   Fail: (222) [system] ')'==n
   Call: (222) [system] get_char((0x55fbb4538270), n)
   Exit: (222) [system] get_char((0x55fbb4538270), n)
   Call: (222) [system] n=(\)
   Fail: (222) [system] n=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _1651908)
   Call: (223) [system] peek_char((0x55fbb4538270), _1652842)
   Exit: (223) [system] peek_char((0x55fbb4538270), k)
^  Call: (223) [user] is_delimiter(k)
   Call: (224) [system] char_type(k, space)
   Fail: (224) [system] char_type(k, space)
   Call: (224) [system] arg(_1657562, v('(', ')', end_of_file), k)
   Fail: (224) [system] arg(_1658494, v('(', ')', end_of_file), k)
^  Fail: (223) [user] is_delimiter(k)
   Call: (223) [system] ')'==k
   Fail: (223) [system] ')'==k
   Call: (223) [system] get_char((0x55fbb4538270), k)
   Exit: (223) [system] get_char((0x55fbb4538270), k)
   Call: (223) [system] k=(\)
   Fail: (223) [system] k=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _1665844)
   Call: (224) [system] peek_char((0x55fbb4538270), _1666778)
   Exit: (224) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (224) [user] is_delimiter(' ')
   Call: (225) [system] char_type(' ', space)
   Exit: (225) [system] char_type(' ', space)
^  Exit: (224) [user] is_delimiter(' ')
   Call: (224) [system] _1665844=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (223) [system] _1651908=[k]
   Exit: (223) [system] [k]=[k]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (222) [system] _1637972=[n, k]
   Exit: (222) [system] [n, k]=[n, k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (221) [system] _1624036=[i, n, k]
   Exit: (221) [system] [i, n, k]=[i, n, k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (220) [system] _1610100=['L', i, n, k]
   Exit: (220) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (219) [system] _1596164=[r, 'L', i, n, k]
   Exit: (219) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (218) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _1560654)
^  Call: (219) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _1690032)
^  Call: (221) [system] setup_call_cleanup('$notrace'(_1690984, _1690986), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1690032), _1690966, fail)), '$restore_trace'(_1690984, _1690986))
^  Call: (222) [system] sig_atomic(system:'$notrace'(_1690984, _1690986))
^  Exit: (221) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1690032), _1690966, fail)), system:'$restore_trace'(3, -1))
   Call: (220) [system] atomic(_1690032)
   Fail: (220) [system] atomic(_1690032)
   Call: (220) [system] atom_chars(_1690032, ['O', r, 'L', i, n, k])
   Exit: (220) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (219) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (219) [system] integer('OrLink')
   Fail: (219) [system] integer('OrLink')
   Call: (219) [system] _1560654='OrLink'
   Exit: (219) [system] 'OrLink'='OrLink'
^  Exit: (218) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (217) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (216) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (216) [user] read_list(')', (0x55fbb4538270), _1704982)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1706840)
   Exit: (218) [system] peek_char((0x55fbb4538270), ' ')
   Call: (218) [system] ' '=(;)
   Fail: (218) [system] ' '=(;)
   Call: (218) [system] ' '=(/)
   Fail: (218) [system] ' '=(/)
^  Call: (218) [user] is_like_space(' ')
   Call: (219) [system] char_type(' ', 'white')
   Exit: (219) [system] char_type(' ', 'white')
^  Exit: (218) [user] is_like_space(' ')
   Call: (218) [system] get_char((0x55fbb4538270), _1716434)
   Exit: (218) [system] get_char((0x55fbb4538270), ' ')
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _1719138)
   Exit: (219) [system] peek_char((0x55fbb4538270), '(')
   Call: (219) [system] '('=(;)
   Fail: (219) [system] '('=(;)
   Call: (219) [system] '('=(/)
   Fail: (219) [system] '('=(/)
^  Call: (219) [user] is_like_space('(')
   Call: (220) [system] char_type('(', 'white')
   Fail: (220) [system] char_type('(', 'white')
   Call: (220) [system] char_type('(', end_of_line)
   Fail: (220) [system] char_type('(', end_of_line)
   Call: (220) [system] char_type('(', space)
   Fail: (220) [system] char_type('(', space)
   Call: (220) [system] char_type('(', cntrl)
   Fail: (220) [system] char_type('(', cntrl)
^  Fail: (219) [user] is_like_space('(')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1736072)
   Exit: (217) [system] peek_char((0x55fbb4538270), '(')
   Call: (217) [system] '('=')'
   Fail: (217) [system] '('=')'
   Call: (217) [system] '('=end_of_file
   Fail: (217) [system] '('=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55fbb4538270), _1741642)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _1743500)
   Exit: (219) [system] peek_char((0x55fbb4538270), '(')
   Call: (219) [system] '('=(;)
   Fail: (219) [system] '('=(;)
   Call: (219) [system] '('=(/)
   Fail: (219) [system] '('=(/)
^  Call: (219) [user] is_like_space('(')
   Call: (220) [system] char_type('(', 'white')
   Fail: (220) [system] char_type('(', 'white')
   Call: (220) [system] char_type('(', end_of_line)
   Fail: (220) [system] char_type('(', end_of_line)
   Call: (220) [system] char_type('(', space)
   Fail: (220) [system] char_type('(', space)
   Call: (220) [system] char_type('(', cntrl)
   Fail: (220) [system] char_type('(', cntrl)
^  Fail: (219) [user] is_like_space('(')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] get_char((0x55fbb4538270), _1759510)
   Exit: (218) [system] get_char((0x55fbb4538270), '(')
   Call: (218) [system] '('='('
   Exit: (218) [system] '('='('
^  Call: (218) [user] read_list(')', (0x55fbb4538270), _1741642)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _1765080)
   Exit: (220) [system] peek_char((0x55fbb4538270), 'I')
   Call: (220) [system] 'I'=(;)
   Fail: (220) [system] 'I'=(;)
   Call: (220) [system] 'I'=(/)
   Fail: (220) [system] 'I'=(/)
^  Call: (220) [user] is_like_space('I')
   Call: (221) [system] char_type('I', 'white')
   Fail: (221) [system] char_type('I', 'white')
   Call: (221) [system] char_type('I', end_of_line)
   Fail: (221) [system] char_type('I', end_of_line)
   Call: (221) [system] char_type('I', space)
   Fail: (221) [system] char_type('I', space)
   Call: (221) [system] char_type('I', cntrl)
   Fail: (221) [system] char_type('I', cntrl)
^  Fail: (220) [user] is_like_space('I')
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _1781090)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'I')
   Call: (219) [system] 'I'=')'
   Fail: (219) [system] 'I'=')'
   Call: (219) [system] 'I'=end_of_file
   Fail: (219) [system] 'I'=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55fbb4538270), _1786660)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _1788518)
   Exit: (221) [system] peek_char((0x55fbb4538270), 'I')
   Call: (221) [system] 'I'=(;)
   Fail: (221) [system] 'I'=(;)
   Call: (221) [system] 'I'=(/)
   Fail: (221) [system] 'I'=(/)
^  Call: (221) [user] is_like_space('I')
   Call: (222) [system] char_type('I', 'white')
   Fail: (222) [system] char_type('I', 'white')
   Call: (222) [system] char_type('I', end_of_line)
   Fail: (222) [system] char_type('I', end_of_line)
   Call: (222) [system] char_type('I', space)
   Fail: (222) [system] char_type('I', space)
   Call: (222) [system] char_type('I', cntrl)
   Fail: (222) [system] char_type('I', cntrl)
^  Fail: (221) [user] is_like_space('I')
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] get_char((0x55fbb4538270), _1804528)
   Exit: (220) [system] get_char((0x55fbb4538270), 'I')
   Call: (220) [system] 'I'='('
   Fail: (220) [system] 'I'='('
   Call: (220) [system] 'I'='['
   Fail: (220) [system] 'I'='['
   Call: (220) [system] 'I'='{'
   Fail: (220) [system] 'I'='{'
   Call: (220) [system] 'I'='"'
   Fail: (220) [system] 'I'='"'
   Call: (220) [system] 'I'=!
   Fail: (220) [system] 'I'=!
   Call: (220) [system] 'I'='\''
   Fail: (220) [system] 'I'='\''
   Call: (220) [system] 'I'='`'
   Fail: (220) [system] 'I'='`'
   Call: (220) [system] 'I'=end_of_file
   Fail: (220) [system] 'I'=end_of_file
^  Call: (220) [user] read_symbolic(')', (0x55fbb4538270), 'I', _1786660)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1822170)
   Call: (222) [system] peek_char((0x55fbb4538270), _1823104)
   Exit: (222) [system] peek_char((0x55fbb4538270), m)
^  Call: (222) [user] is_delimiter(m)
   Call: (223) [system] char_type(m, space)
   Fail: (223) [system] char_type(m, space)
   Call: (223) [system] arg(_1827824, v('(', ')', end_of_file), m)
   Fail: (223) [system] arg(_1828756, v('(', ')', end_of_file), m)
^  Fail: (222) [user] is_delimiter(m)
   Call: (222) [system] ')'==m
   Fail: (222) [system] ')'==m
   Call: (222) [system] get_char((0x55fbb4538270), m)
   Exit: (222) [system] get_char((0x55fbb4538270), m)
   Call: (222) [system] m=(\)
   Fail: (222) [system] m=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _1836106)
   Call: (223) [system] peek_char((0x55fbb4538270), _1837040)
   Exit: (223) [system] peek_char((0x55fbb4538270), p)
^  Call: (223) [user] is_delimiter(p)
   Call: (224) [system] char_type(p, space)
   Fail: (224) [system] char_type(p, space)
   Call: (224) [system] arg(_1841760, v('(', ')', end_of_file), p)
   Fail: (224) [system] arg(_1842692, v('(', ')', end_of_file), p)
^  Fail: (223) [user] is_delimiter(p)
   Call: (223) [system] ')'==p
   Fail: (223) [system] ')'==p
   Call: (223) [system] get_char((0x55fbb4538270), p)
   Exit: (223) [system] get_char((0x55fbb4538270), p)
   Call: (223) [system] p=(\)
   Fail: (223) [system] p=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _1850042)
   Call: (224) [system] peek_char((0x55fbb4538270), _1850976)
   Exit: (224) [system] peek_char((0x55fbb4538270), l)
^  Call: (224) [user] is_delimiter(l)
   Call: (225) [system] char_type(l, space)
   Fail: (225) [system] char_type(l, space)
   Call: (225) [system] arg(_1855696, v('(', ')', end_of_file), l)
   Fail: (225) [system] arg(_1856628, v('(', ')', end_of_file), l)
^  Fail: (224) [user] is_delimiter(l)
   Call: (224) [system] ')'==l
   Fail: (224) [system] ')'==l
   Call: (224) [system] get_char((0x55fbb4538270), l)
   Exit: (224) [system] get_char((0x55fbb4538270), l)
   Call: (224) [system] l=(\)
   Fail: (224) [system] l=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _1863978)
   Call: (225) [system] peek_char((0x55fbb4538270), _1864912)
   Exit: (225) [system] peek_char((0x55fbb4538270), i)
^  Call: (225) [user] is_delimiter(i)
   Call: (226) [system] char_type(i, space)
   Fail: (226) [system] char_type(i, space)
   Call: (226) [system] arg(_1869632, v('(', ')', end_of_file), i)
   Fail: (226) [system] arg(_1870564, v('(', ')', end_of_file), i)
^  Fail: (225) [user] is_delimiter(i)
   Call: (225) [system] ')'==i
   Fail: (225) [system] ')'==i
   Call: (225) [system] get_char((0x55fbb4538270), i)
   Exit: (225) [system] get_char((0x55fbb4538270), i)
   Call: (225) [system] i=(\)
   Fail: (225) [system] i=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _1877914)
   Call: (226) [system] peek_char((0x55fbb4538270), _1878848)
   Exit: (226) [system] peek_char((0x55fbb4538270), c)
^  Call: (226) [user] is_delimiter(c)
   Call: (227) [system] char_type(c, space)
   Fail: (227) [system] char_type(c, space)
   Call: (227) [system] arg(_1883568, v('(', ')', end_of_file), c)
   Fail: (227) [system] arg(_1884500, v('(', ')', end_of_file), c)
^  Fail: (226) [user] is_delimiter(c)
   Call: (226) [system] ')'==c
   Fail: (226) [system] ')'==c
   Call: (226) [system] get_char((0x55fbb4538270), c)
   Exit: (226) [system] get_char((0x55fbb4538270), c)
   Call: (226) [system] c=(\)
   Fail: (226) [system] c=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _1891850)
   Call: (227) [system] peek_char((0x55fbb4538270), _1892784)
   Exit: (227) [system] peek_char((0x55fbb4538270), a)
^  Call: (227) [user] is_delimiter(a)
   Call: (228) [system] char_type(a, space)
   Fail: (228) [system] char_type(a, space)
   Call: (228) [system] arg(_1897504, v('(', ')', end_of_file), a)
   Fail: (228) [system] arg(_1898436, v('(', ')', end_of_file), a)
^  Fail: (227) [user] is_delimiter(a)
   Call: (227) [system] ')'==a
   Fail: (227) [system] ')'==a
   Call: (227) [system] get_char((0x55fbb4538270), a)
   Exit: (227) [system] get_char((0x55fbb4538270), a)
   Call: (227) [system] a=(\)
   Fail: (227) [system] a=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _1905786)
   Call: (228) [system] peek_char((0x55fbb4538270), _1906720)
   Exit: (228) [system] peek_char((0x55fbb4538270), t)
^  Call: (228) [user] is_delimiter(t)
   Call: (229) [system] char_type(t, space)
   Fail: (229) [system] char_type(t, space)
   Call: (229) [system] arg(_1911440, v('(', ')', end_of_file), t)
   Fail: (229) [system] arg(_1912372, v('(', ')', end_of_file), t)
^  Fail: (228) [user] is_delimiter(t)
   Call: (228) [system] ')'==t
   Fail: (228) [system] ')'==t
   Call: (228) [system] get_char((0x55fbb4538270), t)
   Exit: (228) [system] get_char((0x55fbb4538270), t)
   Call: (228) [system] t=(\)
   Fail: (228) [system] t=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _1919722)
   Call: (229) [system] peek_char((0x55fbb4538270), _1920656)
   Exit: (229) [system] peek_char((0x55fbb4538270), i)
^  Call: (229) [user] is_delimiter(i)
   Call: (230) [system] char_type(i, space)
   Fail: (230) [system] char_type(i, space)
   Call: (230) [system] arg(_1925376, v('(', ')', end_of_file), i)
   Fail: (230) [system] arg(_1926308, v('(', ')', end_of_file), i)
^  Fail: (229) [user] is_delimiter(i)
   Call: (229) [system] ')'==i
   Fail: (229) [system] ')'==i
   Call: (229) [system] get_char((0x55fbb4538270), i)
   Exit: (229) [system] get_char((0x55fbb4538270), i)
   Call: (229) [system] i=(\)
   Fail: (229) [system] i=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _1933658)
   Call: (230) [system] peek_char((0x55fbb4538270), _1934592)
   Exit: (230) [system] peek_char((0x55fbb4538270), o)
^  Call: (230) [user] is_delimiter(o)
   Call: (231) [system] char_type(o, space)
   Fail: (231) [system] char_type(o, space)
   Call: (231) [system] arg(_1939312, v('(', ')', end_of_file), o)
   Fail: (231) [system] arg(_1940244, v('(', ')', end_of_file), o)
^  Fail: (230) [user] is_delimiter(o)
   Call: (230) [system] ')'==o
   Fail: (230) [system] ')'==o
   Call: (230) [system] get_char((0x55fbb4538270), o)
   Exit: (230) [system] get_char((0x55fbb4538270), o)
   Call: (230) [system] o=(\)
   Fail: (230) [system] o=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _1947594)
   Call: (231) [system] peek_char((0x55fbb4538270), _1948528)
   Exit: (231) [system] peek_char((0x55fbb4538270), n)
^  Call: (231) [user] is_delimiter(n)
   Call: (232) [system] char_type(n, space)
   Fail: (232) [system] char_type(n, space)
   Call: (232) [system] arg(_1953248, v('(', ')', end_of_file), n)
   Fail: (232) [system] arg(_1954180, v('(', ')', end_of_file), n)
^  Fail: (231) [user] is_delimiter(n)
   Call: (231) [system] ')'==n
   Fail: (231) [system] ')'==n
   Call: (231) [system] get_char((0x55fbb4538270), n)
   Exit: (231) [system] get_char((0x55fbb4538270), n)
   Call: (231) [system] n=(\)
   Fail: (231) [system] n=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _1961530)
   Call: (232) [system] peek_char((0x55fbb4538270), _1962464)
   Exit: (232) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (232) [user] is_delimiter(' ')
   Call: (233) [system] char_type(' ', space)
   Exit: (233) [system] char_type(' ', space)
^  Exit: (232) [user] is_delimiter(' ')
   Call: (232) [system] _1961530=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (231) [system] _1947594=[n]
   Exit: (231) [system] [n]=[n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (230) [system] _1933658=[o, n]
   Exit: (230) [system] [o, n]=[o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (229) [system] _1919722=[i, o, n]
   Exit: (229) [system] [i, o, n]=[i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (228) [system] _1905786=[t, i, o, n]
   Exit: (228) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (227) [system] _1891850=[a, t, i, o, n]
   Exit: (227) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (226) [system] _1877914=[c, a, t, i, o, n]
   Exit: (226) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (225) [system] _1863978=[i, c, a, t, i, o, n]
   Exit: (225) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (224) [system] _1850042=[l, i, c, a, t, i, o, n]
   Exit: (224) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (223) [system] _1836106=[p, l, i, c, a, t, i, o, n]
   Exit: (223) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (222) [system] _1822170=[m, p, l, i, c, a, t, i, o, n]
   Exit: (222) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (221) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _1786660)
^  Call: (222) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _1999688)
^  Call: (224) [system] setup_call_cleanup('$notrace'(_2000640, _2000642), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1999688), _2000622, fail)), '$restore_trace'(_2000640, _2000642))
^  Call: (225) [system] sig_atomic(system:'$notrace'(_2000640, _2000642))
^  Exit: (224) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1999688), _2000622, fail)), system:'$restore_trace'(3, -1))
   Call: (223) [system] atomic(_1999688)
   Fail: (223) [system] atomic(_1999688)
   Call: (223) [system] atom_chars(_1999688, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (223) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (222) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (222) [system] integer('Implication')
   Fail: (222) [system] integer('Implication')
   Call: (222) [system] _1786660='Implication'
   Exit: (222) [system] 'Implication'='Implication'
^  Exit: (221) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (220) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (219) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (219) [user] read_list(')', (0x55fbb4538270), _2014638)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _2016496)
   Exit: (221) [system] peek_char((0x55fbb4538270), ' ')
   Call: (221) [system] ' '=(;)
   Fail: (221) [system] ' '=(;)
   Call: (221) [system] ' '=(/)
   Fail: (221) [system] ' '=(/)
^  Call: (221) [user] is_like_space(' ')
   Call: (222) [system] char_type(' ', 'white')
   Exit: (222) [system] char_type(' ', 'white')
^  Exit: (221) [user] is_like_space(' ')
   Call: (221) [system] get_char((0x55fbb4538270), _2026090)
   Exit: (221) [system] get_char((0x55fbb4538270), ' ')
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _2028794)
   Exit: (222) [system] peek_char((0x55fbb4538270), '(')
   Call: (222) [system] '('=(;)
   Fail: (222) [system] '('=(;)
   Call: (222) [system] '('=(/)
   Fail: (222) [system] '('=(/)
^  Call: (222) [user] is_like_space('(')
   Call: (223) [system] char_type('(', 'white')
   Fail: (223) [system] char_type('(', 'white')
   Call: (223) [system] char_type('(', end_of_line)
   Fail: (223) [system] char_type('(', end_of_line)
   Call: (223) [system] char_type('(', space)
   Fail: (223) [system] char_type('(', space)
   Call: (223) [system] char_type('(', cntrl)
   Fail: (223) [system] char_type('(', cntrl)
^  Fail: (222) [user] is_like_space('(')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _2045728)
   Exit: (220) [system] peek_char((0x55fbb4538270), '(')
   Call: (220) [system] '('=')'
   Fail: (220) [system] '('=')'
   Call: (220) [system] '('=end_of_file
   Fail: (220) [system] '('=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55fbb4538270), _2051298)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _2053156)
   Exit: (222) [system] peek_char((0x55fbb4538270), '(')
   Call: (222) [system] '('=(;)
   Fail: (222) [system] '('=(;)
   Call: (222) [system] '('=(/)
   Fail: (222) [system] '('=(/)
^  Call: (222) [user] is_like_space('(')
   Call: (223) [system] char_type('(', 'white')
   Fail: (223) [system] char_type('(', 'white')
   Call: (223) [system] char_type('(', end_of_line)
   Fail: (223) [system] char_type('(', end_of_line)
   Call: (223) [system] char_type('(', space)
   Fail: (223) [system] char_type('(', space)
   Call: (223) [system] char_type('(', cntrl)
   Fail: (223) [system] char_type('(', cntrl)
^  Fail: (222) [user] is_like_space('(')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] get_char((0x55fbb4538270), _2069166)
   Exit: (221) [system] get_char((0x55fbb4538270), '(')
   Call: (221) [system] '('='('
   Exit: (221) [system] '('='('
^  Call: (221) [user] read_list(')', (0x55fbb4538270), _2051298)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _2074736)
   Exit: (223) [system] peek_char((0x55fbb4538270), 'A')
   Call: (223) [system] 'A'=(;)
   Fail: (223) [system] 'A'=(;)
   Call: (223) [system] 'A'=(/)
   Fail: (223) [system] 'A'=(/)
^  Call: (223) [user] is_like_space('A')
   Call: (224) [system] char_type('A', 'white')
   Fail: (224) [system] char_type('A', 'white')
   Call: (224) [system] char_type('A', end_of_line)
   Fail: (224) [system] char_type('A', end_of_line)
   Call: (224) [system] char_type('A', space)
   Fail: (224) [system] char_type('A', space)
   Call: (224) [system] char_type('A', cntrl)
   Fail: (224) [system] char_type('A', cntrl)
^  Fail: (223) [user] is_like_space('A')
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _2090746)
   Exit: (222) [system] peek_char((0x55fbb4538270), 'A')
   Call: (222) [system] 'A'=')'
   Fail: (222) [system] 'A'=')'
   Call: (222) [system] 'A'=end_of_file
   Fail: (222) [system] 'A'=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55fbb4538270), _5356)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _6806)
   Exit: (224) [system] peek_char((0x55fbb4538270), 'A')
   Call: (224) [system] 'A'=(;)
   Fail: (224) [system] 'A'=(;)
   Call: (224) [system] 'A'=(/)
   Fail: (224) [system] 'A'=(/)
^  Call: (224) [user] is_like_space('A')
   Call: (225) [system] char_type('A', 'white')
   Fail: (225) [system] char_type('A', 'white')
   Call: (225) [system] char_type('A', end_of_line)
   Fail: (225) [system] char_type('A', end_of_line)
   Call: (225) [system] char_type('A', space)
   Fail: (225) [system] char_type('A', space)
   Call: (225) [system] char_type('A', cntrl)
   Fail: (225) [system] char_type('A', cntrl)
^  Fail: (224) [user] is_like_space('A')
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] get_char((0x55fbb4538270), _22816)
   Exit: (223) [system] get_char((0x55fbb4538270), 'A')
   Call: (223) [system] 'A'='('
   Fail: (223) [system] 'A'='('
   Call: (223) [system] 'A'='['
   Fail: (223) [system] 'A'='['
   Call: (223) [system] 'A'='{'
   Fail: (223) [system] 'A'='{'
   Call: (223) [system] 'A'='"'
   Fail: (223) [system] 'A'='"'
   Call: (223) [system] 'A'=!
   Fail: (223) [system] 'A'=!
   Call: (223) [system] 'A'='\''
   Fail: (223) [system] 'A'='\''
   Call: (223) [system] 'A'='`'
   Fail: (223) [system] 'A'='`'
   Call: (223) [system] 'A'=end_of_file
   Fail: (223) [system] 'A'=end_of_file
^  Call: (223) [user] read_symbolic(')', (0x55fbb4538270), 'A', _5356)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _40458)
   Call: (225) [system] peek_char((0x55fbb4538270), _41392)
   Exit: (225) [system] peek_char((0x55fbb4538270), n)
^  Call: (225) [user] is_delimiter(n)
   Call: (226) [system] char_type(n, space)
   Fail: (226) [system] char_type(n, space)
   Call: (226) [system] arg(_46112, v('(', ')', end_of_file), n)
   Fail: (226) [system] arg(_47044, v('(', ')', end_of_file), n)
^  Fail: (225) [user] is_delimiter(n)
   Call: (225) [system] ')'==n
   Fail: (225) [system] ')'==n
   Call: (225) [system] get_char((0x55fbb4538270), n)
   Exit: (225) [system] get_char((0x55fbb4538270), n)
   Call: (225) [system] n=(\)
   Fail: (225) [system] n=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _54394)
   Call: (226) [system] peek_char((0x55fbb4538270), _55328)
   Exit: (226) [system] peek_char((0x55fbb4538270), d)
^  Call: (226) [user] is_delimiter(d)
   Call: (227) [system] char_type(d, space)
   Fail: (227) [system] char_type(d, space)
   Call: (227) [system] arg(_60048, v('(', ')', end_of_file), d)
   Fail: (227) [system] arg(_60980, v('(', ')', end_of_file), d)
^  Fail: (226) [user] is_delimiter(d)
   Call: (226) [system] ')'==d
   Fail: (226) [system] ')'==d
   Call: (226) [system] get_char((0x55fbb4538270), d)
   Exit: (226) [system] get_char((0x55fbb4538270), d)
   Call: (226) [system] d=(\)
   Fail: (226) [system] d=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _68330)
   Call: (227) [system] peek_char((0x55fbb4538270), _69264)
   Exit: (227) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (227) [user] is_delimiter('L')
   Call: (228) [system] char_type('L', space)
   Fail: (228) [system] char_type('L', space)
   Call: (228) [system] arg(_73984, v('(', ')', end_of_file), 'L')
   Fail: (228) [system] arg(_74916, v('(', ')', end_of_file), 'L')
^  Fail: (227) [user] is_delimiter('L')
   Call: (227) [system] ')'=='L'
   Fail: (227) [system] ')'=='L'
   Call: (227) [system] get_char((0x55fbb4538270), 'L')
   Exit: (227) [system] get_char((0x55fbb4538270), 'L')
   Call: (227) [system] 'L'=(\)
   Fail: (227) [system] 'L'=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _82266)
   Call: (228) [system] peek_char((0x55fbb4538270), _83200)
   Exit: (228) [system] peek_char((0x55fbb4538270), i)
^  Call: (228) [user] is_delimiter(i)
   Call: (229) [system] char_type(i, space)
   Fail: (229) [system] char_type(i, space)
   Call: (229) [system] arg(_87920, v('(', ')', end_of_file), i)
   Fail: (229) [system] arg(_88852, v('(', ')', end_of_file), i)
^  Fail: (228) [user] is_delimiter(i)
   Call: (228) [system] ')'==i
   Fail: (228) [system] ')'==i
   Call: (228) [system] get_char((0x55fbb4538270), i)
   Exit: (228) [system] get_char((0x55fbb4538270), i)
   Call: (228) [system] i=(\)
   Fail: (228) [system] i=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _96202)
   Call: (229) [system] peek_char((0x55fbb4538270), _97136)
   Exit: (229) [system] peek_char((0x55fbb4538270), n)
^  Call: (229) [user] is_delimiter(n)
   Call: (230) [system] char_type(n, space)
   Fail: (230) [system] char_type(n, space)
   Call: (230) [system] arg(_101856, v('(', ')', end_of_file), n)
   Fail: (230) [system] arg(_102788, v('(', ')', end_of_file), n)
^  Fail: (229) [user] is_delimiter(n)
   Call: (229) [system] ')'==n
   Fail: (229) [system] ')'==n
   Call: (229) [system] get_char((0x55fbb4538270), n)
   Exit: (229) [system] get_char((0x55fbb4538270), n)
   Call: (229) [system] n=(\)
   Fail: (229) [system] n=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _110138)
   Call: (230) [system] peek_char((0x55fbb4538270), _111072)
   Exit: (230) [system] peek_char((0x55fbb4538270), k)
^  Call: (230) [user] is_delimiter(k)
   Call: (231) [system] char_type(k, space)
   Fail: (231) [system] char_type(k, space)
   Call: (231) [system] arg(_115792, v('(', ')', end_of_file), k)
   Fail: (231) [system] arg(_116724, v('(', ')', end_of_file), k)
^  Fail: (230) [user] is_delimiter(k)
   Call: (230) [system] ')'==k
   Fail: (230) [system] ')'==k
   Call: (230) [system] get_char((0x55fbb4538270), k)
   Exit: (230) [system] get_char((0x55fbb4538270), k)
   Call: (230) [system] k=(\)
   Fail: (230) [system] k=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _124074)
   Call: (231) [system] peek_char((0x55fbb4538270), _125008)
   Exit: (231) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (231) [user] is_delimiter(' ')
   Call: (232) [system] char_type(' ', space)
   Exit: (232) [system] char_type(' ', space)
^  Exit: (231) [user] is_delimiter(' ')
   Call: (231) [system] _124074=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (230) [system] _110138=[k]
   Exit: (230) [system] [k]=[k]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (229) [system] _96202=[n, k]
   Exit: (229) [system] [n, k]=[n, k]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (228) [system] _82266=[i, n, k]
   Exit: (228) [system] [i, n, k]=[i, n, k]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (227) [system] _68330=['L', i, n, k]
   Exit: (227) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (226) [system] _54394=[d, 'L', i, n, k]
   Exit: (226) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (225) [system] _40458=[n, d, 'L', i, n, k]
   Exit: (225) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (224) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _5356)
^  Call: (225) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _151056)
^  Call: (227) [system] setup_call_cleanup('$notrace'(_152008, _152010), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _151056), _151990, fail)), '$restore_trace'(_152008, _152010))
^  Call: (228) [system] sig_atomic(system:'$notrace'(_152008, _152010))
^  Exit: (227) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _151056), _151990, fail)), system:'$restore_trace'(3, -1))
   Call: (226) [system] atomic(_151056)
   Fail: (226) [system] atomic(_151056)
   Call: (226) [system] atom_chars(_151056, ['A', n, d, 'L', i, n, k])
   Exit: (226) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (225) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (225) [system] integer('AndLink')
   Fail: (225) [system] integer('AndLink')
   Call: (225) [system] _5356='AndLink'
   Exit: (225) [system] 'AndLink'='AndLink'
^  Exit: (224) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (223) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (222) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (222) [user] read_list(')', (0x55fbb4538270), _166006)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _167864)
   Exit: (224) [system] peek_char((0x55fbb4538270), ' ')
   Call: (224) [system] ' '=(;)
   Fail: (224) [system] ' '=(;)
   Call: (224) [system] ' '=(/)
   Fail: (224) [system] ' '=(/)
^  Call: (224) [user] is_like_space(' ')
   Call: (225) [system] char_type(' ', 'white')
   Exit: (225) [system] char_type(' ', 'white')
^  Exit: (224) [user] is_like_space(' ')
   Call: (224) [system] get_char((0x55fbb4538270), _177458)
   Exit: (224) [system] get_char((0x55fbb4538270), ' ')
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _180162)
   Exit: (225) [system] peek_char((0x55fbb4538270), 'A')
   Call: (225) [system] 'A'=(;)
   Fail: (225) [system] 'A'=(;)
   Call: (225) [system] 'A'=(/)
   Fail: (225) [system] 'A'=(/)
^  Call: (225) [user] is_like_space('A')
   Call: (226) [system] char_type('A', 'white')
   Fail: (226) [system] char_type('A', 'white')
   Call: (226) [system] char_type('A', end_of_line)
   Fail: (226) [system] char_type('A', end_of_line)
   Call: (226) [system] char_type('A', space)
   Fail: (226) [system] char_type('A', space)
   Call: (226) [system] char_type('A', cntrl)
   Fail: (226) [system] char_type('A', cntrl)
^  Fail: (225) [user] is_like_space('A')
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _197096)
   Exit: (223) [system] peek_char((0x55fbb4538270), 'A')
   Call: (223) [system] 'A'=')'
   Fail: (223) [system] 'A'=')'
   Call: (223) [system] 'A'=end_of_file
   Fail: (223) [system] 'A'=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55fbb4538270), _202666)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _204524)
   Exit: (225) [system] peek_char((0x55fbb4538270), 'A')
   Call: (225) [system] 'A'=(;)
   Fail: (225) [system] 'A'=(;)
   Call: (225) [system] 'A'=(/)
   Fail: (225) [system] 'A'=(/)
^  Call: (225) [user] is_like_space('A')
   Call: (226) [system] char_type('A', 'white')
   Fail: (226) [system] char_type('A', 'white')
   Call: (226) [system] char_type('A', end_of_line)
   Fail: (226) [system] char_type('A', end_of_line)
   Call: (226) [system] char_type('A', space)
   Fail: (226) [system] char_type('A', space)
   Call: (226) [system] char_type('A', cntrl)
   Fail: (226) [system] char_type('A', cntrl)
^  Fail: (225) [user] is_like_space('A')
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] get_char((0x55fbb4538270), _220534)
   Exit: (224) [system] get_char((0x55fbb4538270), 'A')
   Call: (224) [system] 'A'='('
   Fail: (224) [system] 'A'='('
   Call: (224) [system] 'A'='['
   Fail: (224) [system] 'A'='['
   Call: (224) [system] 'A'='{'
   Fail: (224) [system] 'A'='{'
   Call: (224) [system] 'A'='"'
   Fail: (224) [system] 'A'='"'
   Call: (224) [system] 'A'=!
   Fail: (224) [system] 'A'=!
   Call: (224) [system] 'A'='\''
   Fail: (224) [system] 'A'='\''
   Call: (224) [system] 'A'='`'
   Fail: (224) [system] 'A'='`'
   Call: (224) [system] 'A'=end_of_file
   Fail: (224) [system] 'A'=end_of_file
^  Call: (224) [user] read_symbolic(')', (0x55fbb4538270), 'A', _202666)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _238176)
   Call: (226) [system] peek_char((0x55fbb4538270), _239110)
   Exit: (226) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (226) [user] is_delimiter(' ')
   Call: (227) [system] char_type(' ', space)
   Exit: (227) [system] char_type(' ', space)
^  Exit: (226) [user] is_delimiter(' ')
   Call: (226) [system] _238176=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (225) [user] classify_and_convert_charseq(['A'], _202666)
^  Call: (226) [user] classify_and_convert_charseq_(['A'], _248394)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_249346, _249348), once(user:catch(read_from_chars(['A'], _248394), _249328, fail)), '$restore_trace'(_249346, _249348))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_249346, _249348))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _248394), _249328, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(_248394)
   Fail: (227) [system] atomic(_248394)
   Call: (227) [system] atom_chars(_248394, ['A'])
   Exit: (227) [system] atom_chars('A', ['A'])
^  Exit: (226) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (226) [system] integer('A')
   Fail: (226) [system] integer('A')
   Call: (226) [system] _202666='A'
   Exit: (226) [system] 'A'='A'
^  Exit: (225) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (224) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (223) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (223) [user] read_list(')', (0x55fbb4538270), _263344)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _265202)
   Exit: (225) [system] peek_char((0x55fbb4538270), ' ')
   Call: (225) [system] ' '=(;)
   Fail: (225) [system] ' '=(;)
   Call: (225) [system] ' '=(/)
   Fail: (225) [system] ' '=(/)
^  Call: (225) [user] is_like_space(' ')
   Call: (226) [system] char_type(' ', 'white')
   Exit: (226) [system] char_type(' ', 'white')
^  Exit: (225) [user] is_like_space(' ')
   Call: (225) [system] get_char((0x55fbb4538270), _274796)
   Exit: (225) [system] get_char((0x55fbb4538270), ' ')
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _277500)
   Exit: (226) [system] peek_char((0x55fbb4538270), 'B')
   Call: (226) [system] 'B'=(;)
   Fail: (226) [system] 'B'=(;)
   Call: (226) [system] 'B'=(/)
   Fail: (226) [system] 'B'=(/)
^  Call: (226) [user] is_like_space('B')
   Call: (227) [system] char_type('B', 'white')
   Fail: (227) [system] char_type('B', 'white')
   Call: (227) [system] char_type('B', end_of_line)
   Fail: (227) [system] char_type('B', end_of_line)
   Call: (227) [system] char_type('B', space)
   Fail: (227) [system] char_type('B', space)
   Call: (227) [system] char_type('B', cntrl)
   Fail: (227) [system] char_type('B', cntrl)
^  Fail: (226) [user] is_like_space('B')
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _294434)
   Exit: (224) [system] peek_char((0x55fbb4538270), 'B')
   Call: (224) [system] 'B'=')'
   Fail: (224) [system] 'B'=')'
   Call: (224) [system] 'B'=end_of_file
   Fail: (224) [system] 'B'=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55fbb4538270), _300004)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _301862)
   Exit: (226) [system] peek_char((0x55fbb4538270), 'B')
   Call: (226) [system] 'B'=(;)
   Fail: (226) [system] 'B'=(;)
   Call: (226) [system] 'B'=(/)
   Fail: (226) [system] 'B'=(/)
^  Call: (226) [user] is_like_space('B')
   Call: (227) [system] char_type('B', 'white')
   Fail: (227) [system] char_type('B', 'white')
   Call: (227) [system] char_type('B', end_of_line)
   Fail: (227) [system] char_type('B', end_of_line)
   Call: (227) [system] char_type('B', space)
   Fail: (227) [system] char_type('B', space)
   Call: (227) [system] char_type('B', cntrl)
   Fail: (227) [system] char_type('B', cntrl)
^  Fail: (226) [user] is_like_space('B')
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] get_char((0x55fbb4538270), _317872)
   Exit: (225) [system] get_char((0x55fbb4538270), 'B')
   Call: (225) [system] 'B'='('
   Fail: (225) [system] 'B'='('
   Call: (225) [system] 'B'='['
   Fail: (225) [system] 'B'='['
   Call: (225) [system] 'B'='{'
   Fail: (225) [system] 'B'='{'
   Call: (225) [system] 'B'='"'
   Fail: (225) [system] 'B'='"'
   Call: (225) [system] 'B'=!
   Fail: (225) [system] 'B'=!
   Call: (225) [system] 'B'='\''
   Fail: (225) [system] 'B'='\''
   Call: (225) [system] 'B'='`'
   Fail: (225) [system] 'B'='`'
   Call: (225) [system] 'B'=end_of_file
   Fail: (225) [system] 'B'=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55fbb4538270), 'B', _300004)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _335514)
   Call: (227) [system] peek_char((0x55fbb4538270), _336448)
   Exit: (227) [system] peek_char((0x55fbb4538270), ')')
^  Call: (227) [user] is_delimiter(')')
   Call: (228) [system] char_type(')', space)
   Fail: (228) [system] char_type(')', space)
   Call: (228) [system] arg(_341168, v('(', ')', end_of_file), ')')
   Exit: (228) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (227) [user] is_delimiter(')')
   Call: (227) [system] _335514=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (226) [user] classify_and_convert_charseq(['B'], _300004)
^  Call: (227) [user] classify_and_convert_charseq_(['B'], _347604)
^  Call: (229) [system] setup_call_cleanup('$notrace'(_348556, _348558), once(user:catch(read_from_chars(['B'], _347604), _348538, fail)), '$restore_trace'(_348556, _348558))
^  Call: (230) [system] sig_atomic(system:'$notrace'(_348556, _348558))
^  Exit: (229) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _347604), _348538, fail)), system:'$restore_trace'(3, -1))
   Call: (228) [system] atomic(_347604)
   Fail: (228) [system] atomic(_347604)
   Call: (228) [system] atom_chars(_347604, ['B'])
   Exit: (228) [system] atom_chars('B', ['B'])
^  Exit: (227) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (227) [system] integer('B')
   Fail: (227) [system] integer('B')
   Call: (227) [system] _300004='B'
   Exit: (227) [system] 'B'='B'
^  Exit: (226) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (225) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (224) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (224) [user] read_list(')', (0x55fbb4538270), _362554)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _364412)
   Exit: (226) [system] peek_char((0x55fbb4538270), ')')
   Call: (226) [system] ')'=(;)
   Fail: (226) [system] ')'=(;)
   Call: (226) [system] ')'=(/)
   Fail: (226) [system] ')'=(/)
^  Call: (226) [user] is_like_space(')')
   Call: (227) [system] char_type(')', 'white')
   Fail: (227) [system] char_type(')', 'white')
   Call: (227) [system] char_type(')', end_of_line)
   Fail: (227) [system] char_type(')', end_of_line)
   Call: (227) [system] char_type(')', space)
   Fail: (227) [system] char_type(')', space)
   Call: (227) [system] char_type(')', cntrl)
   Fail: (227) [system] char_type(')', cntrl)
^  Fail: (226) [user] is_like_space(')')
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _380422)
   Exit: (225) [system] peek_char((0x55fbb4538270), ')')
   Call: (225) [system] ')'=')'
   Exit: (225) [system] ')'=')'
   Call: (225) [system] get_char((0x55fbb4538270), _384212)
   Exit: (225) [system] get_char((0x55fbb4538270), ')')
   Call: (225) [system] _362554=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_list(')', (0x55fbb4538270), [])
   Call: (224) [system] _263344=['B']
   Exit: (224) [system] ['B']=['B']
^  Exit: (223) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (223) [system] _166006=['A', 'B']
   Exit: (223) [system] ['A', 'B']=['A', 'B']
^  Exit: (222) [user] read_list(')', (0x55fbb4538270), ['A', 'B'])
   Call: (222) [system] _5348=['AndLink', 'A', 'B']
   Exit: (222) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (221) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Exit: (220) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Call: (220) [user] read_list(')', (0x55fbb4538270), _398094)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _399952)
   Exit: (222) [system] peek_char((0x55fbb4538270), ' ')
   Call: (222) [system] ' '=(;)
   Fail: (222) [system] ' '=(;)
   Call: (222) [system] ' '=(/)
   Fail: (222) [system] ' '=(/)
^  Call: (222) [user] is_like_space(' ')
   Call: (223) [system] char_type(' ', 'white')
   Exit: (223) [system] char_type(' ', 'white')
^  Exit: (222) [user] is_like_space(' ')
   Call: (222) [system] get_char((0x55fbb4538270), _409546)
   Exit: (222) [system] get_char((0x55fbb4538270), ' ')
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _412250)
   Exit: (223) [system] peek_char((0x55fbb4538270), 'C')
   Call: (223) [system] 'C'=(;)
   Fail: (223) [system] 'C'=(;)
   Call: (223) [system] 'C'=(/)
   Fail: (223) [system] 'C'=(/)
^  Call: (223) [user] is_like_space('C')
   Call: (224) [system] char_type('C', 'white')
   Fail: (224) [system] char_type('C', 'white')
   Call: (224) [system] char_type('C', end_of_line)
   Fail: (224) [system] char_type('C', end_of_line)
   Call: (224) [system] char_type('C', space)
   Fail: (224) [system] char_type('C', space)
   Call: (224) [system] char_type('C', cntrl)
   Fail: (224) [system] char_type('C', cntrl)
^  Fail: (223) [user] is_like_space('C')
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _429184)
   Exit: (221) [system] peek_char((0x55fbb4538270), 'C')
   Call: (221) [system] 'C'=')'
   Fail: (221) [system] 'C'=')'
   Call: (221) [system] 'C'=end_of_file
   Fail: (221) [system] 'C'=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55fbb4538270), _434754)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _436612)
   Exit: (223) [system] peek_char((0x55fbb4538270), 'C')
   Call: (223) [system] 'C'=(;)
   Fail: (223) [system] 'C'=(;)
   Call: (223) [system] 'C'=(/)
   Fail: (223) [system] 'C'=(/)
^  Call: (223) [user] is_like_space('C')
   Call: (224) [system] char_type('C', 'white')
   Fail: (224) [system] char_type('C', 'white')
   Call: (224) [system] char_type('C', end_of_line)
   Fail: (224) [system] char_type('C', end_of_line)
   Call: (224) [system] char_type('C', space)
   Fail: (224) [system] char_type('C', space)
   Call: (224) [system] char_type('C', cntrl)
   Fail: (224) [system] char_type('C', cntrl)
^  Fail: (223) [user] is_like_space('C')
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] get_char((0x55fbb4538270), _452622)
   Exit: (222) [system] get_char((0x55fbb4538270), 'C')
   Call: (222) [system] 'C'='('
   Fail: (222) [system] 'C'='('
   Call: (222) [system] 'C'='['
   Fail: (222) [system] 'C'='['
   Call: (222) [system] 'C'='{'
   Fail: (222) [system] 'C'='{'
   Call: (222) [system] 'C'='"'
   Fail: (222) [system] 'C'='"'
   Call: (222) [system] 'C'=!
   Fail: (222) [system] 'C'=!
   Call: (222) [system] 'C'='\''
   Fail: (222) [system] 'C'='\''
   Call: (222) [system] 'C'='`'
   Fail: (222) [system] 'C'='`'
   Call: (222) [system] 'C'=end_of_file
   Fail: (222) [system] 'C'=end_of_file
^  Call: (222) [user] read_symbolic(')', (0x55fbb4538270), 'C', _434754)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _470264)
   Call: (224) [system] peek_char((0x55fbb4538270), _471198)
   Exit: (224) [system] peek_char((0x55fbb4538270), ')')
^  Call: (224) [user] is_delimiter(')')
   Call: (225) [system] char_type(')', space)
   Fail: (225) [system] char_type(')', space)
   Call: (225) [system] arg(_475918, v('(', ')', end_of_file), ')')
   Exit: (225) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (224) [user] is_delimiter(')')
   Call: (224) [system] _470264=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (223) [user] classify_and_convert_charseq(['C'], _434754)
^  Call: (224) [user] classify_and_convert_charseq_(['C'], _482354)
^  Call: (226) [system] setup_call_cleanup('$notrace'(_483306, _483308), once(user:catch(read_from_chars(['C'], _482354), _483288, fail)), '$restore_trace'(_483306, _483308))
^  Call: (227) [system] sig_atomic(system:'$notrace'(_483306, _483308))
^  Exit: (226) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _482354), _483288, fail)), system:'$restore_trace'(3, -1))
   Call: (225) [system] atomic(_482354)
   Fail: (225) [system] atomic(_482354)
   Call: (225) [system] atom_chars(_482354, ['C'])
   Exit: (225) [system] atom_chars('C', ['C'])
^  Exit: (224) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (224) [system] integer('C')
   Fail: (224) [system] integer('C')
   Call: (224) [system] _434754='C'
   Exit: (224) [system] 'C'='C'
^  Exit: (223) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (222) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (221) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (221) [user] read_list(')', (0x55fbb4538270), _497304)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _499162)
   Exit: (223) [system] peek_char((0x55fbb4538270), ')')
   Call: (223) [system] ')'=(;)
   Fail: (223) [system] ')'=(;)
   Call: (223) [system] ')'=(/)
   Fail: (223) [system] ')'=(/)
^  Call: (223) [user] is_like_space(')')
   Call: (224) [system] char_type(')', 'white')
   Fail: (224) [system] char_type(')', 'white')
   Call: (224) [system] char_type(')', end_of_line)
   Fail: (224) [system] char_type(')', end_of_line)
   Call: (224) [system] char_type(')', space)
   Fail: (224) [system] char_type(')', space)
   Call: (224) [system] char_type(')', cntrl)
   Fail: (224) [system] char_type(')', cntrl)
^  Fail: (223) [user] is_like_space(')')
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _515172)
   Exit: (222) [system] peek_char((0x55fbb4538270), ')')
   Call: (222) [system] ')'=')'
   Exit: (222) [system] ')'=')'
   Call: (222) [system] get_char((0x55fbb4538270), _518962)
   Exit: (222) [system] get_char((0x55fbb4538270), ')')
   Call: (222) [system] _497304=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_list(')', (0x55fbb4538270), [])
   Call: (221) [system] _398094=['C']
   Exit: (221) [system] ['C']=['C']
^  Exit: (220) [user] read_list(')', (0x55fbb4538270), ['C'])
   Call: (220) [system] _5344=[['AndLink', 'A', 'B'], 'C']
   Exit: (220) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (219) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'A', 'B'], 'C'])
   Call: (219) [system] _5336=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (219) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (218) [user] read_list(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (217) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (217) [user] read_list(')', (0x55fbb4538270), _532844)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _534702)
   Exit: (219) [system] peek_char((0x55fbb4538270), ' ')
   Call: (219) [system] ' '=(;)
   Fail: (219) [system] ' '=(;)
   Call: (219) [system] ' '=(/)
   Fail: (219) [system] ' '=(/)
^  Call: (219) [user] is_like_space(' ')
   Call: (220) [system] char_type(' ', 'white')
   Exit: (220) [system] char_type(' ', 'white')
^  Exit: (219) [user] is_like_space(' ')
   Call: (219) [system] get_char((0x55fbb4538270), _544296)
   Exit: (219) [system] get_char((0x55fbb4538270), ' ')
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _547000)
   Exit: (220) [system] peek_char((0x55fbb4538270), '(')
   Call: (220) [system] '('=(;)
   Fail: (220) [system] '('=(;)
   Call: (220) [system] '('=(/)
   Fail: (220) [system] '('=(/)
^  Call: (220) [user] is_like_space('(')
   Call: (221) [system] char_type('(', 'white')
   Fail: (221) [system] char_type('(', 'white')
   Call: (221) [system] char_type('(', end_of_line)
   Fail: (221) [system] char_type('(', end_of_line)
   Call: (221) [system] char_type('(', space)
   Fail: (221) [system] char_type('(', space)
   Call: (221) [system] char_type('(', cntrl)
   Fail: (221) [system] char_type('(', cntrl)
^  Fail: (220) [user] is_like_space('(')
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _563934)
   Exit: (218) [system] peek_char((0x55fbb4538270), '(')
   Call: (218) [system] '('=')'
   Fail: (218) [system] '('=')'
   Call: (218) [system] '('=end_of_file
   Fail: (218) [system] '('=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55fbb4538270), _569504)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _571362)
   Exit: (220) [system] peek_char((0x55fbb4538270), '(')
   Call: (220) [system] '('=(;)
   Fail: (220) [system] '('=(;)
   Call: (220) [system] '('=(/)
   Fail: (220) [system] '('=(/)
^  Call: (220) [user] is_like_space('(')
   Call: (221) [system] char_type('(', 'white')
   Fail: (221) [system] char_type('(', 'white')
   Call: (221) [system] char_type('(', end_of_line)
   Fail: (221) [system] char_type('(', end_of_line)
   Call: (221) [system] char_type('(', space)
   Fail: (221) [system] char_type('(', space)
   Call: (221) [system] char_type('(', cntrl)
   Fail: (221) [system] char_type('(', cntrl)
^  Fail: (220) [user] is_like_space('(')
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] get_char((0x55fbb4538270), _587372)
   Exit: (219) [system] get_char((0x55fbb4538270), '(')
   Call: (219) [system] '('='('
   Exit: (219) [system] '('='('
^  Call: (219) [user] read_list(')', (0x55fbb4538270), _569504)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _592942)
   Exit: (221) [system] peek_char((0x55fbb4538270), 'I')
   Call: (221) [system] 'I'=(;)
   Fail: (221) [system] 'I'=(;)
   Call: (221) [system] 'I'=(/)
   Fail: (221) [system] 'I'=(/)
^  Call: (221) [user] is_like_space('I')
   Call: (222) [system] char_type('I', 'white')
   Fail: (222) [system] char_type('I', 'white')
   Call: (222) [system] char_type('I', end_of_line)
   Fail: (222) [system] char_type('I', end_of_line)
   Call: (222) [system] char_type('I', space)
   Fail: (222) [system] char_type('I', space)
   Call: (222) [system] char_type('I', cntrl)
   Fail: (222) [system] char_type('I', cntrl)
^  Fail: (221) [user] is_like_space('I')
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _608952)
   Exit: (220) [system] peek_char((0x55fbb4538270), 'I')
   Call: (220) [system] 'I'=')'
   Fail: (220) [system] 'I'=')'
   Call: (220) [system] 'I'=end_of_file
   Fail: (220) [system] 'I'=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55fbb4538270), _614522)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _616380)
   Exit: (222) [system] peek_char((0x55fbb4538270), 'I')
   Call: (222) [system] 'I'=(;)
   Fail: (222) [system] 'I'=(;)
   Call: (222) [system] 'I'=(/)
   Fail: (222) [system] 'I'=(/)
^  Call: (222) [user] is_like_space('I')
   Call: (223) [system] char_type('I', 'white')
   Fail: (223) [system] char_type('I', 'white')
   Call: (223) [system] char_type('I', end_of_line)
   Fail: (223) [system] char_type('I', end_of_line)
   Call: (223) [system] char_type('I', space)
   Fail: (223) [system] char_type('I', space)
   Call: (223) [system] char_type('I', cntrl)
   Fail: (223) [system] char_type('I', cntrl)
^  Fail: (222) [user] is_like_space('I')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] get_char((0x55fbb4538270), _632390)
   Exit: (221) [system] get_char((0x55fbb4538270), 'I')
   Call: (221) [system] 'I'='('
   Fail: (221) [system] 'I'='('
   Call: (221) [system] 'I'='['
   Fail: (221) [system] 'I'='['
   Call: (221) [system] 'I'='{'
   Fail: (221) [system] 'I'='{'
   Call: (221) [system] 'I'='"'
   Fail: (221) [system] 'I'='"'
   Call: (221) [system] 'I'=!
   Fail: (221) [system] 'I'=!
   Call: (221) [system] 'I'='\''
   Fail: (221) [system] 'I'='\''
   Call: (221) [system] 'I'='`'
   Fail: (221) [system] 'I'='`'
   Call: (221) [system] 'I'=end_of_file
   Fail: (221) [system] 'I'=end_of_file
^  Call: (221) [user] read_symbolic(')', (0x55fbb4538270), 'I', _614522)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _650032)
   Call: (223) [system] peek_char((0x55fbb4538270), _650966)
   Exit: (223) [system] peek_char((0x55fbb4538270), m)
^  Call: (223) [user] is_delimiter(m)
   Call: (224) [system] char_type(m, space)
   Fail: (224) [system] char_type(m, space)
   Call: (224) [system] arg(_655686, v('(', ')', end_of_file), m)
   Fail: (224) [system] arg(_656618, v('(', ')', end_of_file), m)
^  Fail: (223) [user] is_delimiter(m)
   Call: (223) [system] ')'==m
   Fail: (223) [system] ')'==m
   Call: (223) [system] get_char((0x55fbb4538270), m)
   Exit: (223) [system] get_char((0x55fbb4538270), m)
   Call: (223) [system] m=(\)
   Fail: (223) [system] m=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _663968)
   Call: (224) [system] peek_char((0x55fbb4538270), _664902)
   Exit: (224) [system] peek_char((0x55fbb4538270), p)
^  Call: (224) [user] is_delimiter(p)
   Call: (225) [system] char_type(p, space)
   Fail: (225) [system] char_type(p, space)
   Call: (225) [system] arg(_669622, v('(', ')', end_of_file), p)
   Fail: (225) [system] arg(_670554, v('(', ')', end_of_file), p)
^  Fail: (224) [user] is_delimiter(p)
   Call: (224) [system] ')'==p
   Fail: (224) [system] ')'==p
   Call: (224) [system] get_char((0x55fbb4538270), p)
   Exit: (224) [system] get_char((0x55fbb4538270), p)
   Call: (224) [system] p=(\)
   Fail: (224) [system] p=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _677904)
   Call: (225) [system] peek_char((0x55fbb4538270), _678838)
   Exit: (225) [system] peek_char((0x55fbb4538270), l)
^  Call: (225) [user] is_delimiter(l)
   Call: (226) [system] char_type(l, space)
   Fail: (226) [system] char_type(l, space)
   Call: (226) [system] arg(_683558, v('(', ')', end_of_file), l)
   Fail: (226) [system] arg(_684490, v('(', ')', end_of_file), l)
^  Fail: (225) [user] is_delimiter(l)
   Call: (225) [system] ')'==l
   Fail: (225) [system] ')'==l
   Call: (225) [system] get_char((0x55fbb4538270), l)
   Exit: (225) [system] get_char((0x55fbb4538270), l)
   Call: (225) [system] l=(\)
   Fail: (225) [system] l=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _691840)
   Call: (226) [system] peek_char((0x55fbb4538270), _692774)
   Exit: (226) [system] peek_char((0x55fbb4538270), i)
^  Call: (226) [user] is_delimiter(i)
   Call: (227) [system] char_type(i, space)
   Fail: (227) [system] char_type(i, space)
   Call: (227) [system] arg(_697494, v('(', ')', end_of_file), i)
   Fail: (227) [system] arg(_698426, v('(', ')', end_of_file), i)
^  Fail: (226) [user] is_delimiter(i)
   Call: (226) [system] ')'==i
   Fail: (226) [system] ')'==i
   Call: (226) [system] get_char((0x55fbb4538270), i)
   Exit: (226) [system] get_char((0x55fbb4538270), i)
   Call: (226) [system] i=(\)
   Fail: (226) [system] i=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _705776)
   Call: (227) [system] peek_char((0x55fbb4538270), _706710)
   Exit: (227) [system] peek_char((0x55fbb4538270), c)
^  Call: (227) [user] is_delimiter(c)
   Call: (228) [system] char_type(c, space)
   Fail: (228) [system] char_type(c, space)
   Call: (228) [system] arg(_711430, v('(', ')', end_of_file), c)
   Fail: (228) [system] arg(_712362, v('(', ')', end_of_file), c)
^  Fail: (227) [user] is_delimiter(c)
   Call: (227) [system] ')'==c
   Fail: (227) [system] ')'==c
   Call: (227) [system] get_char((0x55fbb4538270), c)
   Exit: (227) [system] get_char((0x55fbb4538270), c)
   Call: (227) [system] c=(\)
   Fail: (227) [system] c=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _719712)
   Call: (228) [system] peek_char((0x55fbb4538270), _720646)
   Exit: (228) [system] peek_char((0x55fbb4538270), a)
^  Call: (228) [user] is_delimiter(a)
   Call: (229) [system] char_type(a, space)
   Fail: (229) [system] char_type(a, space)
   Call: (229) [system] arg(_725366, v('(', ')', end_of_file), a)
   Fail: (229) [system] arg(_726298, v('(', ')', end_of_file), a)
^  Fail: (228) [user] is_delimiter(a)
   Call: (228) [system] ')'==a
   Fail: (228) [system] ')'==a
   Call: (228) [system] get_char((0x55fbb4538270), a)
   Exit: (228) [system] get_char((0x55fbb4538270), a)
   Call: (228) [system] a=(\)
   Fail: (228) [system] a=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _733648)
   Call: (229) [system] peek_char((0x55fbb4538270), _734582)
   Exit: (229) [system] peek_char((0x55fbb4538270), t)
^  Call: (229) [user] is_delimiter(t)
   Call: (230) [system] char_type(t, space)
   Fail: (230) [system] char_type(t, space)
   Call: (230) [system] arg(_739302, v('(', ')', end_of_file), t)
   Fail: (230) [system] arg(_740234, v('(', ')', end_of_file), t)
^  Fail: (229) [user] is_delimiter(t)
   Call: (229) [system] ')'==t
   Fail: (229) [system] ')'==t
   Call: (229) [system] get_char((0x55fbb4538270), t)
   Exit: (229) [system] get_char((0x55fbb4538270), t)
   Call: (229) [system] t=(\)
   Fail: (229) [system] t=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _747584)
   Call: (230) [system] peek_char((0x55fbb4538270), _748518)
   Exit: (230) [system] peek_char((0x55fbb4538270), i)
^  Call: (230) [user] is_delimiter(i)
   Call: (231) [system] char_type(i, space)
   Fail: (231) [system] char_type(i, space)
   Call: (231) [system] arg(_753238, v('(', ')', end_of_file), i)
   Fail: (231) [system] arg(_754170, v('(', ')', end_of_file), i)
^  Fail: (230) [user] is_delimiter(i)
   Call: (230) [system] ')'==i
   Fail: (230) [system] ')'==i
   Call: (230) [system] get_char((0x55fbb4538270), i)
   Exit: (230) [system] get_char((0x55fbb4538270), i)
   Call: (230) [system] i=(\)
   Fail: (230) [system] i=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _761520)
   Call: (231) [system] peek_char((0x55fbb4538270), _762454)
   Exit: (231) [system] peek_char((0x55fbb4538270), o)
^  Call: (231) [user] is_delimiter(o)
   Call: (232) [system] char_type(o, space)
   Fail: (232) [system] char_type(o, space)
   Call: (232) [system] arg(_767174, v('(', ')', end_of_file), o)
   Fail: (232) [system] arg(_768106, v('(', ')', end_of_file), o)
^  Fail: (231) [user] is_delimiter(o)
   Call: (231) [system] ')'==o
   Fail: (231) [system] ')'==o
   Call: (231) [system] get_char((0x55fbb4538270), o)
   Exit: (231) [system] get_char((0x55fbb4538270), o)
   Call: (231) [system] o=(\)
   Fail: (231) [system] o=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _775456)
   Call: (232) [system] peek_char((0x55fbb4538270), _776390)
   Exit: (232) [system] peek_char((0x55fbb4538270), n)
^  Call: (232) [user] is_delimiter(n)
   Call: (233) [system] char_type(n, space)
   Fail: (233) [system] char_type(n, space)
   Call: (233) [system] arg(_781110, v('(', ')', end_of_file), n)
   Fail: (233) [system] arg(_782042, v('(', ')', end_of_file), n)
^  Fail: (232) [user] is_delimiter(n)
   Call: (232) [system] ')'==n
   Fail: (232) [system] ')'==n
   Call: (232) [system] get_char((0x55fbb4538270), n)
   Exit: (232) [system] get_char((0x55fbb4538270), n)
   Call: (232) [system] n=(\)
   Fail: (232) [system] n=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _789392)
   Call: (233) [system] peek_char((0x55fbb4538270), _790326)
   Exit: (233) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (233) [user] is_delimiter(' ')
   Call: (234) [system] char_type(' ', space)
   Exit: (234) [system] char_type(' ', space)
^  Exit: (233) [user] is_delimiter(' ')
   Call: (233) [system] _789392=[]
   Exit: (233) [system] []=[]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (232) [system] _775456=[n]
   Exit: (232) [system] [n]=[n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (231) [system] _761520=[o, n]
   Exit: (231) [system] [o, n]=[o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (230) [system] _747584=[i, o, n]
   Exit: (230) [system] [i, o, n]=[i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (229) [system] _733648=[t, i, o, n]
   Exit: (229) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (228) [system] _719712=[a, t, i, o, n]
   Exit: (228) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (227) [system] _705776=[c, a, t, i, o, n]
   Exit: (227) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (226) [system] _691840=[i, c, a, t, i, o, n]
   Exit: (226) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (225) [system] _677904=[l, i, c, a, t, i, o, n]
   Exit: (225) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (224) [system] _663968=[p, l, i, c, a, t, i, o, n]
   Exit: (224) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (223) [system] _650032=[m, p, l, i, c, a, t, i, o, n]
   Exit: (223) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (222) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _614522)
^  Call: (223) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _827550)
^  Call: (225) [system] setup_call_cleanup('$notrace'(_828502, _828504), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _827550), _828484, fail)), '$restore_trace'(_828502, _828504))
^  Call: (226) [system] sig_atomic(system:'$notrace'(_828502, _828504))
^  Exit: (225) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _827550), _828484, fail)), system:'$restore_trace'(3, -1))
   Call: (224) [system] atomic(_827550)
   Fail: (224) [system] atomic(_827550)
   Call: (224) [system] atom_chars(_827550, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (224) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (223) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (223) [system] integer('Implication')
   Fail: (223) [system] integer('Implication')
   Call: (223) [system] _614522='Implication'
   Exit: (223) [system] 'Implication'='Implication'
^  Exit: (222) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (221) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (220) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (220) [user] read_list(')', (0x55fbb4538270), _842500)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _844358)
   Exit: (222) [system] peek_char((0x55fbb4538270), ' ')
   Call: (222) [system] ' '=(;)
   Fail: (222) [system] ' '=(;)
   Call: (222) [system] ' '=(/)
   Fail: (222) [system] ' '=(/)
^  Call: (222) [user] is_like_space(' ')
   Call: (223) [system] char_type(' ', 'white')
   Exit: (223) [system] char_type(' ', 'white')
^  Exit: (222) [user] is_like_space(' ')
   Call: (222) [system] get_char((0x55fbb4538270), _853952)
   Exit: (222) [system] get_char((0x55fbb4538270), ' ')
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _856656)
   Exit: (223) [system] peek_char((0x55fbb4538270), '(')
   Call: (223) [system] '('=(;)
   Fail: (223) [system] '('=(;)
   Call: (223) [system] '('=(/)
   Fail: (223) [system] '('=(/)
^  Call: (223) [user] is_like_space('(')
   Call: (224) [system] char_type('(', 'white')
   Fail: (224) [system] char_type('(', 'white')
   Call: (224) [system] char_type('(', end_of_line)
   Fail: (224) [system] char_type('(', end_of_line)
   Call: (224) [system] char_type('(', space)
   Fail: (224) [system] char_type('(', space)
   Call: (224) [system] char_type('(', cntrl)
   Fail: (224) [system] char_type('(', cntrl)
^  Fail: (223) [user] is_like_space('(')
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _873590)
   Exit: (221) [system] peek_char((0x55fbb4538270), '(')
   Call: (221) [system] '('=')'
   Fail: (221) [system] '('=')'
   Call: (221) [system] '('=end_of_file
   Fail: (221) [system] '('=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55fbb4538270), _879160)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _881018)
   Exit: (223) [system] peek_char((0x55fbb4538270), '(')
   Call: (223) [system] '('=(;)
   Fail: (223) [system] '('=(;)
   Call: (223) [system] '('=(/)
   Fail: (223) [system] '('=(/)
^  Call: (223) [user] is_like_space('(')
   Call: (224) [system] char_type('(', 'white')
   Fail: (224) [system] char_type('(', 'white')
   Call: (224) [system] char_type('(', end_of_line)
   Fail: (224) [system] char_type('(', end_of_line)
   Call: (224) [system] char_type('(', space)
   Fail: (224) [system] char_type('(', space)
   Call: (224) [system] char_type('(', cntrl)
   Fail: (224) [system] char_type('(', cntrl)
^  Fail: (223) [user] is_like_space('(')
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] get_char((0x55fbb4538270), _897028)
   Exit: (222) [system] get_char((0x55fbb4538270), '(')
   Call: (222) [system] '('='('
   Exit: (222) [system] '('='('
^  Call: (222) [user] read_list(')', (0x55fbb4538270), _879160)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _902598)
   Exit: (224) [system] peek_char((0x55fbb4538270), 'O')
   Call: (224) [system] 'O'=(;)
   Fail: (224) [system] 'O'=(;)
   Call: (224) [system] 'O'=(/)
   Fail: (224) [system] 'O'=(/)
^  Call: (224) [user] is_like_space('O')
   Call: (225) [system] char_type('O', 'white')
   Fail: (225) [system] char_type('O', 'white')
   Call: (225) [system] char_type('O', end_of_line)
   Fail: (225) [system] char_type('O', end_of_line)
   Call: (225) [system] char_type('O', space)
   Fail: (225) [system] char_type('O', space)
   Call: (225) [system] char_type('O', cntrl)
   Fail: (225) [system] char_type('O', cntrl)
^  Fail: (224) [user] is_like_space('O')
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _918608)
   Exit: (223) [system] peek_char((0x55fbb4538270), 'O')
   Call: (223) [system] 'O'=')'
   Fail: (223) [system] 'O'=')'
   Call: (223) [system] 'O'=end_of_file
   Fail: (223) [system] 'O'=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55fbb4538270), _924178)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _926036)
   Exit: (225) [system] peek_char((0x55fbb4538270), 'O')
   Call: (225) [system] 'O'=(;)
   Fail: (225) [system] 'O'=(;)
   Call: (225) [system] 'O'=(/)
   Fail: (225) [system] 'O'=(/)
^  Call: (225) [user] is_like_space('O')
   Call: (226) [system] char_type('O', 'white')
   Fail: (226) [system] char_type('O', 'white')
   Call: (226) [system] char_type('O', end_of_line)
   Fail: (226) [system] char_type('O', end_of_line)
   Call: (226) [system] char_type('O', space)
   Fail: (226) [system] char_type('O', space)
   Call: (226) [system] char_type('O', cntrl)
   Fail: (226) [system] char_type('O', cntrl)
^  Fail: (225) [user] is_like_space('O')
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] get_char((0x55fbb4538270), _942046)
   Exit: (224) [system] get_char((0x55fbb4538270), 'O')
   Call: (224) [system] 'O'='('
   Fail: (224) [system] 'O'='('
   Call: (224) [system] 'O'='['
   Fail: (224) [system] 'O'='['
   Call: (224) [system] 'O'='{'
   Fail: (224) [system] 'O'='{'
   Call: (224) [system] 'O'='"'
   Fail: (224) [system] 'O'='"'
   Call: (224) [system] 'O'=!
   Fail: (224) [system] 'O'=!
   Call: (224) [system] 'O'='\''
   Fail: (224) [system] 'O'='\''
   Call: (224) [system] 'O'='`'
   Fail: (224) [system] 'O'='`'
   Call: (224) [system] 'O'=end_of_file
   Fail: (224) [system] 'O'=end_of_file
^  Call: (224) [user] read_symbolic(')', (0x55fbb4538270), 'O', _924178)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _959688)
   Call: (226) [system] peek_char((0x55fbb4538270), _960622)
   Exit: (226) [system] peek_char((0x55fbb4538270), r)
^  Call: (226) [user] is_delimiter(r)
   Call: (227) [system] char_type(r, space)
   Fail: (227) [system] char_type(r, space)
   Call: (227) [system] arg(_965342, v('(', ')', end_of_file), r)
   Fail: (227) [system] arg(_966274, v('(', ')', end_of_file), r)
^  Fail: (226) [user] is_delimiter(r)
   Call: (226) [system] ')'==r
   Fail: (226) [system] ')'==r
   Call: (226) [system] get_char((0x55fbb4538270), r)
   Exit: (226) [system] get_char((0x55fbb4538270), r)
   Call: (226) [system] r=(\)
   Fail: (226) [system] r=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _973624)
   Call: (227) [system] peek_char((0x55fbb4538270), _974558)
   Exit: (227) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (227) [user] is_delimiter('L')
   Call: (228) [system] char_type('L', space)
   Fail: (228) [system] char_type('L', space)
   Call: (228) [system] arg(_979278, v('(', ')', end_of_file), 'L')
   Fail: (228) [system] arg(_980210, v('(', ')', end_of_file), 'L')
^  Fail: (227) [user] is_delimiter('L')
   Call: (227) [system] ')'=='L'
   Fail: (227) [system] ')'=='L'
   Call: (227) [system] get_char((0x55fbb4538270), 'L')
   Exit: (227) [system] get_char((0x55fbb4538270), 'L')
   Call: (227) [system] 'L'=(\)
   Fail: (227) [system] 'L'=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _987560)
   Call: (228) [system] peek_char((0x55fbb4538270), _988494)
   Exit: (228) [system] peek_char((0x55fbb4538270), i)
^  Call: (228) [user] is_delimiter(i)
   Call: (229) [system] char_type(i, space)
   Fail: (229) [system] char_type(i, space)
   Call: (229) [system] arg(_993214, v('(', ')', end_of_file), i)
   Fail: (229) [system] arg(_994146, v('(', ')', end_of_file), i)
^  Fail: (228) [user] is_delimiter(i)
   Call: (228) [system] ')'==i
   Fail: (228) [system] ')'==i
   Call: (228) [system] get_char((0x55fbb4538270), i)
   Exit: (228) [system] get_char((0x55fbb4538270), i)
   Call: (228) [system] i=(\)
   Fail: (228) [system] i=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _1001496)
   Call: (229) [system] peek_char((0x55fbb4538270), _1002430)
   Exit: (229) [system] peek_char((0x55fbb4538270), n)
^  Call: (229) [user] is_delimiter(n)
   Call: (230) [system] char_type(n, space)
   Fail: (230) [system] char_type(n, space)
   Call: (230) [system] arg(_1007150, v('(', ')', end_of_file), n)
   Fail: (230) [system] arg(_1008082, v('(', ')', end_of_file), n)
^  Fail: (229) [user] is_delimiter(n)
   Call: (229) [system] ')'==n
   Fail: (229) [system] ')'==n
   Call: (229) [system] get_char((0x55fbb4538270), n)
   Exit: (229) [system] get_char((0x55fbb4538270), n)
   Call: (229) [system] n=(\)
   Fail: (229) [system] n=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _1015432)
   Call: (230) [system] peek_char((0x55fbb4538270), _1016366)
   Exit: (230) [system] peek_char((0x55fbb4538270), k)
^  Call: (230) [user] is_delimiter(k)
   Call: (231) [system] char_type(k, space)
   Fail: (231) [system] char_type(k, space)
   Call: (231) [system] arg(_1021086, v('(', ')', end_of_file), k)
   Fail: (231) [system] arg(_1022018, v('(', ')', end_of_file), k)
^  Fail: (230) [user] is_delimiter(k)
   Call: (230) [system] ')'==k
   Fail: (230) [system] ')'==k
   Call: (230) [system] get_char((0x55fbb4538270), k)
   Exit: (230) [system] get_char((0x55fbb4538270), k)
   Call: (230) [system] k=(\)
   Fail: (230) [system] k=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _1029368)
   Call: (231) [system] peek_char((0x55fbb4538270), _1030302)
   Exit: (231) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (231) [user] is_delimiter(' ')
   Call: (232) [system] char_type(' ', space)
   Exit: (232) [system] char_type(' ', space)
^  Exit: (231) [user] is_delimiter(' ')
   Call: (231) [system] _1029368=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (230) [system] _1015432=[k]
   Exit: (230) [system] [k]=[k]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (229) [system] _1001496=[n, k]
   Exit: (229) [system] [n, k]=[n, k]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (228) [system] _987560=[i, n, k]
   Exit: (228) [system] [i, n, k]=[i, n, k]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (227) [system] _973624=['L', i, n, k]
   Exit: (227) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (226) [system] _959688=[r, 'L', i, n, k]
   Exit: (226) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (225) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _924178)
^  Call: (226) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _1053556)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_1054508, _1054510), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1053556), _1054490, fail)), '$restore_trace'(_1054508, _1054510))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_1054508, _1054510))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1053556), _1054490, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(_1053556)
   Fail: (227) [system] atomic(_1053556)
   Call: (227) [system] atom_chars(_1053556, ['O', r, 'L', i, n, k])
   Exit: (227) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (226) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (226) [system] integer('OrLink')
   Fail: (226) [system] integer('OrLink')
   Call: (226) [system] _924178='OrLink'
   Exit: (226) [system] 'OrLink'='OrLink'
^  Exit: (225) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (224) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (223) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (223) [user] read_list(')', (0x55fbb4538270), _1068506)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1070364)
   Exit: (225) [system] peek_char((0x55fbb4538270), ' ')
   Call: (225) [system] ' '=(;)
   Fail: (225) [system] ' '=(;)
   Call: (225) [system] ' '=(/)
   Fail: (225) [system] ' '=(/)
^  Call: (225) [user] is_like_space(' ')
   Call: (226) [system] char_type(' ', 'white')
   Exit: (226) [system] char_type(' ', 'white')
^  Exit: (225) [user] is_like_space(' ')
   Call: (225) [system] get_char((0x55fbb4538270), _1079958)
   Exit: (225) [system] get_char((0x55fbb4538270), ' ')
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1082662)
   Exit: (226) [system] peek_char((0x55fbb4538270), 'C')
   Call: (226) [system] 'C'=(;)
   Fail: (226) [system] 'C'=(;)
   Call: (226) [system] 'C'=(/)
   Fail: (226) [system] 'C'=(/)
^  Call: (226) [user] is_like_space('C')
   Call: (227) [system] char_type('C', 'white')
   Fail: (227) [system] char_type('C', 'white')
   Call: (227) [system] char_type('C', end_of_line)
   Fail: (227) [system] char_type('C', end_of_line)
   Call: (227) [system] char_type('C', space)
   Fail: (227) [system] char_type('C', space)
   Call: (227) [system] char_type('C', cntrl)
   Fail: (227) [system] char_type('C', cntrl)
^  Fail: (226) [user] is_like_space('C')
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1099596)
   Exit: (224) [system] peek_char((0x55fbb4538270), 'C')
   Call: (224) [system] 'C'=')'
   Fail: (224) [system] 'C'=')'
   Call: (224) [system] 'C'=end_of_file
   Fail: (224) [system] 'C'=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55fbb4538270), _1105166)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1107024)
   Exit: (226) [system] peek_char((0x55fbb4538270), 'C')
   Call: (226) [system] 'C'=(;)
   Fail: (226) [system] 'C'=(;)
   Call: (226) [system] 'C'=(/)
   Fail: (226) [system] 'C'=(/)
^  Call: (226) [user] is_like_space('C')
   Call: (227) [system] char_type('C', 'white')
   Fail: (227) [system] char_type('C', 'white')
   Call: (227) [system] char_type('C', end_of_line)
   Fail: (227) [system] char_type('C', end_of_line)
   Call: (227) [system] char_type('C', space)
   Fail: (227) [system] char_type('C', space)
   Call: (227) [system] char_type('C', cntrl)
   Fail: (227) [system] char_type('C', cntrl)
^  Fail: (226) [user] is_like_space('C')
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] get_char((0x55fbb4538270), _1123034)
   Exit: (225) [system] get_char((0x55fbb4538270), 'C')
   Call: (225) [system] 'C'='('
   Fail: (225) [system] 'C'='('
   Call: (225) [system] 'C'='['
   Fail: (225) [system] 'C'='['
   Call: (225) [system] 'C'='{'
   Fail: (225) [system] 'C'='{'
   Call: (225) [system] 'C'='"'
   Fail: (225) [system] 'C'='"'
   Call: (225) [system] 'C'=!
   Fail: (225) [system] 'C'=!
   Call: (225) [system] 'C'='\''
   Fail: (225) [system] 'C'='\''
   Call: (225) [system] 'C'='`'
   Fail: (225) [system] 'C'='`'
   Call: (225) [system] 'C'=end_of_file
   Fail: (225) [system] 'C'=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55fbb4538270), 'C', _1105166)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _1140676)
   Call: (227) [system] peek_char((0x55fbb4538270), _1141610)
   Exit: (227) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (227) [user] is_delimiter(' ')
   Call: (228) [system] char_type(' ', space)
   Exit: (228) [system] char_type(' ', space)
^  Exit: (227) [user] is_delimiter(' ')
   Call: (227) [system] _1140676=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (226) [user] classify_and_convert_charseq(['C'], _1105166)
^  Call: (227) [user] classify_and_convert_charseq_(['C'], _1150894)
^  Call: (229) [system] setup_call_cleanup('$notrace'(_1151846, _1151848), once(user:catch(read_from_chars(['C'], _1150894), _1151828, fail)), '$restore_trace'(_1151846, _1151848))
^  Call: (230) [system] sig_atomic(system:'$notrace'(_1151846, _1151848))
^  Exit: (229) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1150894), _1151828, fail)), system:'$restore_trace'(3, -1))
   Call: (228) [system] atomic(_1150894)
   Fail: (228) [system] atomic(_1150894)
   Call: (228) [system] atom_chars(_1150894, ['C'])
   Exit: (228) [system] atom_chars('C', ['C'])
^  Exit: (227) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (227) [system] integer('C')
   Fail: (227) [system] integer('C')
   Call: (227) [system] _1105166='C'
   Exit: (227) [system] 'C'='C'
^  Exit: (226) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (225) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (224) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (224) [user] read_list(')', (0x55fbb4538270), _1165844)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1167702)
   Exit: (226) [system] peek_char((0x55fbb4538270), ' ')
   Call: (226) [system] ' '=(;)
   Fail: (226) [system] ' '=(;)
   Call: (226) [system] ' '=(/)
   Fail: (226) [system] ' '=(/)
^  Call: (226) [user] is_like_space(' ')
   Call: (227) [system] char_type(' ', 'white')
   Exit: (227) [system] char_type(' ', 'white')
^  Exit: (226) [user] is_like_space(' ')
   Call: (226) [system] get_char((0x55fbb4538270), _1177296)
   Exit: (226) [system] get_char((0x55fbb4538270), ' ')
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1180000)
   Exit: (227) [system] peek_char((0x55fbb4538270), 'D')
   Call: (227) [system] 'D'=(;)
   Fail: (227) [system] 'D'=(;)
   Call: (227) [system] 'D'=(/)
   Fail: (227) [system] 'D'=(/)
^  Call: (227) [user] is_like_space('D')
   Call: (228) [system] char_type('D', 'white')
   Fail: (228) [system] char_type('D', 'white')
   Call: (228) [system] char_type('D', end_of_line)
   Fail: (228) [system] char_type('D', end_of_line)
   Call: (228) [system] char_type('D', space)
   Fail: (228) [system] char_type('D', space)
   Call: (228) [system] char_type('D', cntrl)
   Fail: (228) [system] char_type('D', cntrl)
^  Fail: (227) [user] is_like_space('D')
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1196934)
   Exit: (225) [system] peek_char((0x55fbb4538270), 'D')
   Call: (225) [system] 'D'=')'
   Fail: (225) [system] 'D'=')'
   Call: (225) [system] 'D'=end_of_file
   Fail: (225) [system] 'D'=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55fbb4538270), _1202504)
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1204362)
   Exit: (227) [system] peek_char((0x55fbb4538270), 'D')
   Call: (227) [system] 'D'=(;)
   Fail: (227) [system] 'D'=(;)
   Call: (227) [system] 'D'=(/)
   Fail: (227) [system] 'D'=(/)
^  Call: (227) [user] is_like_space('D')
   Call: (228) [system] char_type('D', 'white')
   Fail: (228) [system] char_type('D', 'white')
   Call: (228) [system] char_type('D', end_of_line)
   Fail: (228) [system] char_type('D', end_of_line)
   Call: (228) [system] char_type('D', space)
   Fail: (228) [system] char_type('D', space)
   Call: (228) [system] char_type('D', cntrl)
   Fail: (228) [system] char_type('D', cntrl)
^  Fail: (227) [user] is_like_space('D')
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] get_char((0x55fbb4538270), _1220372)
   Exit: (226) [system] get_char((0x55fbb4538270), 'D')
   Call: (226) [system] 'D'='('
   Fail: (226) [system] 'D'='('
   Call: (226) [system] 'D'='['
   Fail: (226) [system] 'D'='['
   Call: (226) [system] 'D'='{'
   Fail: (226) [system] 'D'='{'
   Call: (226) [system] 'D'='"'
   Fail: (226) [system] 'D'='"'
   Call: (226) [system] 'D'=!
   Fail: (226) [system] 'D'=!
   Call: (226) [system] 'D'='\''
   Fail: (226) [system] 'D'='\''
   Call: (226) [system] 'D'='`'
   Fail: (226) [system] 'D'='`'
   Call: (226) [system] 'D'=end_of_file
   Fail: (226) [system] 'D'=end_of_file
^  Call: (226) [user] read_symbolic(')', (0x55fbb4538270), 'D', _1202504)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _1238014)
   Call: (228) [system] peek_char((0x55fbb4538270), _1238948)
   Exit: (228) [system] peek_char((0x55fbb4538270), ')')
^  Call: (228) [user] is_delimiter(')')
   Call: (229) [system] char_type(')', space)
   Fail: (229) [system] char_type(')', space)
   Call: (229) [system] arg(_1243668, v('(', ')', end_of_file), ')')
   Exit: (229) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (228) [user] is_delimiter(')')
   Call: (228) [system] _1238014=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (227) [user] classify_and_convert_charseq(['D'], _1202504)
^  Call: (228) [user] classify_and_convert_charseq_(['D'], _1250104)
^  Call: (230) [system] setup_call_cleanup('$notrace'(_1251056, _1251058), once(user:catch(read_from_chars(['D'], _1250104), _1251038, fail)), '$restore_trace'(_1251056, _1251058))
^  Call: (231) [system] sig_atomic(system:'$notrace'(_1251056, _1251058))
^  Exit: (230) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _1250104), _1251038, fail)), system:'$restore_trace'(3, -1))
   Call: (229) [system] atomic(_1250104)
   Fail: (229) [system] atomic(_1250104)
   Call: (229) [system] atom_chars(_1250104, ['D'])
   Exit: (229) [system] atom_chars('D', ['D'])
^  Exit: (228) [user] classify_and_convert_charseq_(['D'], 'D')
   Call: (228) [system] integer('D')
   Fail: (228) [system] integer('D')
   Call: (228) [system] _1202504='D'
   Exit: (228) [system] 'D'='D'
^  Exit: (227) [user] classify_and_convert_charseq(['D'], 'D')
^  Exit: (226) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'D')
^  Exit: (225) [user] cont_sexpr(')', (0x55fbb4538270), 'D')
^  Call: (225) [user] read_list(')', (0x55fbb4538270), _1265054)
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1266912)
   Exit: (227) [system] peek_char((0x55fbb4538270), ')')
   Call: (227) [system] ')'=(;)
   Fail: (227) [system] ')'=(;)
   Call: (227) [system] ')'=(/)
   Fail: (227) [system] ')'=(/)
^  Call: (227) [user] is_like_space(')')
   Call: (228) [system] char_type(')', 'white')
   Fail: (228) [system] char_type(')', 'white')
   Call: (228) [system] char_type(')', end_of_line)
   Fail: (228) [system] char_type(')', end_of_line)
   Call: (228) [system] char_type(')', space)
   Fail: (228) [system] char_type(')', space)
   Call: (228) [system] char_type(')', cntrl)
   Fail: (228) [system] char_type(')', cntrl)
^  Fail: (227) [user] is_like_space(')')
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1282922)
   Exit: (226) [system] peek_char((0x55fbb4538270), ')')
   Call: (226) [system] ')'=')'
   Exit: (226) [system] ')'=')'
   Call: (226) [system] get_char((0x55fbb4538270), _1286712)
   Exit: (226) [system] get_char((0x55fbb4538270), ')')
   Call: (226) [system] _1265054=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_list(')', (0x55fbb4538270), [])
   Call: (225) [system] _1165844=['D']
   Exit: (225) [system] ['D']=['D']
^  Exit: (224) [user] read_list(')', (0x55fbb4538270), ['D'])
   Call: (224) [system] _1068506=['C', 'D']
   Exit: (224) [system] ['C', 'D']=['C', 'D']
^  Exit: (223) [user] read_list(')', (0x55fbb4538270), ['C', 'D'])
   Call: (223) [system] _879160=['OrLink', 'C', 'D']
   Exit: (223) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (222) [user] read_list(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Exit: (221) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Call: (221) [user] read_list(')', (0x55fbb4538270), _1300594)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _1302452)
   Exit: (223) [system] peek_char((0x55fbb4538270), ' ')
   Call: (223) [system] ' '=(;)
   Fail: (223) [system] ' '=(;)
   Call: (223) [system] ' '=(/)
   Fail: (223) [system] ' '=(/)
^  Call: (223) [user] is_like_space(' ')
   Call: (224) [system] char_type(' ', 'white')
   Exit: (224) [system] char_type(' ', 'white')
^  Exit: (223) [user] is_like_space(' ')
   Call: (223) [system] get_char((0x55fbb4538270), _1312046)
   Exit: (223) [system] get_char((0x55fbb4538270), ' ')
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1314750)
   Exit: (224) [system] peek_char((0x55fbb4538270), 'E')
   Call: (224) [system] 'E'=(;)
   Fail: (224) [system] 'E'=(;)
   Call: (224) [system] 'E'=(/)
   Fail: (224) [system] 'E'=(/)
^  Call: (224) [user] is_like_space('E')
   Call: (225) [system] char_type('E', 'white')
   Fail: (225) [system] char_type('E', 'white')
   Call: (225) [system] char_type('E', end_of_line)
   Fail: (225) [system] char_type('E', end_of_line)
   Call: (225) [system] char_type('E', space)
   Fail: (225) [system] char_type('E', space)
   Call: (225) [system] char_type('E', cntrl)
   Fail: (225) [system] char_type('E', cntrl)
^  Fail: (224) [user] is_like_space('E')
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _1331684)
   Exit: (222) [system] peek_char((0x55fbb4538270), 'E')
   Call: (222) [system] 'E'=')'
   Fail: (222) [system] 'E'=')'
   Call: (222) [system] 'E'=end_of_file
   Fail: (222) [system] 'E'=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55fbb4538270), _1337254)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1339112)
   Exit: (224) [system] peek_char((0x55fbb4538270), 'E')
   Call: (224) [system] 'E'=(;)
   Fail: (224) [system] 'E'=(;)
   Call: (224) [system] 'E'=(/)
   Fail: (224) [system] 'E'=(/)
^  Call: (224) [user] is_like_space('E')
   Call: (225) [system] char_type('E', 'white')
   Fail: (225) [system] char_type('E', 'white')
   Call: (225) [system] char_type('E', end_of_line)
   Fail: (225) [system] char_type('E', end_of_line)
   Call: (225) [system] char_type('E', space)
   Fail: (225) [system] char_type('E', space)
   Call: (225) [system] char_type('E', cntrl)
   Fail: (225) [system] char_type('E', cntrl)
^  Fail: (224) [user] is_like_space('E')
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] get_char((0x55fbb4538270), _1355122)
   Exit: (223) [system] get_char((0x55fbb4538270), 'E')
   Call: (223) [system] 'E'='('
   Fail: (223) [system] 'E'='('
   Call: (223) [system] 'E'='['
   Fail: (223) [system] 'E'='['
   Call: (223) [system] 'E'='{'
   Fail: (223) [system] 'E'='{'
   Call: (223) [system] 'E'='"'
   Fail: (223) [system] 'E'='"'
   Call: (223) [system] 'E'=!
   Fail: (223) [system] 'E'=!
   Call: (223) [system] 'E'='\''
   Fail: (223) [system] 'E'='\''
   Call: (223) [system] 'E'='`'
   Fail: (223) [system] 'E'='`'
   Call: (223) [system] 'E'=end_of_file
   Fail: (223) [system] 'E'=end_of_file
^  Call: (223) [user] read_symbolic(')', (0x55fbb4538270), 'E', _1337254)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _1372764)
   Call: (225) [system] peek_char((0x55fbb4538270), _1373698)
   Exit: (225) [system] peek_char((0x55fbb4538270), ')')
^  Call: (225) [user] is_delimiter(')')
   Call: (226) [system] char_type(')', space)
   Fail: (226) [system] char_type(')', space)
   Call: (226) [system] arg(_1378418, v('(', ')', end_of_file), ')')
   Exit: (226) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (225) [user] is_delimiter(')')
   Call: (225) [system] _1372764=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (224) [user] classify_and_convert_charseq(['E'], _1337254)
^  Call: (225) [user] classify_and_convert_charseq_(['E'], _1384854)
^  Call: (227) [system] setup_call_cleanup('$notrace'(_1385806, _1385808), once(user:catch(read_from_chars(['E'], _1384854), _1385788, fail)), '$restore_trace'(_1385806, _1385808))
^  Call: (228) [system] sig_atomic(system:'$notrace'(_1385806, _1385808))
^  Exit: (227) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _1384854), _1385788, fail)), system:'$restore_trace'(3, -1))
   Call: (226) [system] atomic(_1384854)
   Fail: (226) [system] atomic(_1384854)
   Call: (226) [system] atom_chars(_1384854, ['E'])
   Exit: (226) [system] atom_chars('E', ['E'])
^  Exit: (225) [user] classify_and_convert_charseq_(['E'], 'E')
   Call: (225) [system] integer('E')
   Fail: (225) [system] integer('E')
   Call: (225) [system] _1337254='E'
   Exit: (225) [system] 'E'='E'
^  Exit: (224) [user] classify_and_convert_charseq(['E'], 'E')
^  Exit: (223) [user] read_symbolic(')', (0x55fbb4538270), 'E', 'E')
^  Exit: (222) [user] cont_sexpr(')', (0x55fbb4538270), 'E')
^  Call: (222) [user] read_list(')', (0x55fbb4538270), _1399804)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1401662)
   Exit: (224) [system] peek_char((0x55fbb4538270), ')')
   Call: (224) [system] ')'=(;)
   Fail: (224) [system] ')'=(;)
   Call: (224) [system] ')'=(/)
   Fail: (224) [system] ')'=(/)
^  Call: (224) [user] is_like_space(')')
   Call: (225) [system] char_type(')', 'white')
   Fail: (225) [system] char_type(')', 'white')
   Call: (225) [system] char_type(')', end_of_line)
   Fail: (225) [system] char_type(')', end_of_line)
   Call: (225) [system] char_type(')', space)
   Fail: (225) [system] char_type(')', space)
   Call: (225) [system] char_type(')', cntrl)
   Fail: (225) [system] char_type(')', cntrl)
^  Fail: (224) [user] is_like_space(')')
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _1417672)
   Exit: (223) [system] peek_char((0x55fbb4538270), ')')
   Call: (223) [system] ')'=')'
   Exit: (223) [system] ')'=')'
   Call: (223) [system] get_char((0x55fbb4538270), _1421462)
   Exit: (223) [system] get_char((0x55fbb4538270), ')')
   Call: (223) [system] _1399804=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_list(')', (0x55fbb4538270), [])
   Call: (222) [system] _1300594=['E']
   Exit: (222) [system] ['E']=['E']
^  Exit: (221) [user] read_list(')', (0x55fbb4538270), ['E'])
   Call: (221) [system] _842500=[['OrLink', 'C', 'D'], 'E']
   Exit: (221) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (220) [user] read_list(')', (0x55fbb4538270), [['OrLink', 'C', 'D'], 'E'])
   Call: (220) [system] _569504=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (220) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (219) [user] read_list(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (218) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (218) [user] read_list(')', (0x55fbb4538270), _1435344)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _1437202)
   Exit: (220) [system] peek_char((0x55fbb4538270), ')')
   Call: (220) [system] ')'=(;)
   Fail: (220) [system] ')'=(;)
   Call: (220) [system] ')'=(/)
   Fail: (220) [system] ')'=(/)
^  Call: (220) [user] is_like_space(')')
   Call: (221) [system] char_type(')', 'white')
   Fail: (221) [system] char_type(')', 'white')
   Call: (221) [system] char_type(')', end_of_line)
   Fail: (221) [system] char_type(')', end_of_line)
   Call: (221) [system] char_type(')', space)
   Fail: (221) [system] char_type(')', space)
   Call: (221) [system] char_type(')', cntrl)
   Fail: (221) [system] char_type(')', cntrl)
^  Fail: (220) [user] is_like_space(')')
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _1453212)
   Exit: (219) [system] peek_char((0x55fbb4538270), ')')
   Call: (219) [system] ')'=')'
   Exit: (219) [system] ')'=')'
   Call: (219) [system] get_char((0x55fbb4538270), _1457002)
   Exit: (219) [system] get_char((0x55fbb4538270), ')')
   Call: (219) [system] _1435344=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_list(')', (0x55fbb4538270), [])
   Call: (218) [system] _532844=[['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (218) [system] [['Implication', ['OrLink', 'C', 'D'], 'E']]=[['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (217) [user] read_list(')', (0x55fbb4538270), [['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (217) [system] _5332=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (217) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (216) [user] read_list(')', (0x55fbb4538270), [['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (216) [system] _5324=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (216) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (215) [user] read_list(')', (0x55fbb4538270), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Exit: (214) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Call: (214) [user] read_list(')', (0x55fbb4538270), _1470884)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1472742)
   Exit: (216) [system] peek_char((0x55fbb4538270), ')')
   Call: (216) [system] ')'=(;)
   Fail: (216) [system] ')'=(;)
   Call: (216) [system] ')'=(/)
   Fail: (216) [system] ')'=(/)
^  Call: (216) [user] is_like_space(')')
   Call: (217) [system] char_type(')', 'white')
   Fail: (217) [system] char_type(')', 'white')
   Call: (217) [system] char_type(')', end_of_line)
   Fail: (217) [system] char_type(')', end_of_line)
   Call: (217) [system] char_type(')', space)
   Fail: (217) [system] char_type(')', space)
   Call: (217) [system] char_type(')', cntrl)
   Fail: (217) [system] char_type(')', cntrl)
^  Fail: (216) [user] is_like_space(')')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1488752)
   Exit: (215) [system] peek_char((0x55fbb4538270), ')')
   Call: (215) [system] ')'=')'
   Exit: (215) [system] ')'=')'
   Call: (215) [system] get_char((0x55fbb4538270), _1492542)
   Exit: (215) [system] get_char((0x55fbb4538270), ')')
   Call: (215) [system] _1470884=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_list(')', (0x55fbb4538270), [])
   Call: (214) [system] _5320=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (214) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (213) [user] read_list(')', (0x55fbb4538270), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (213) [system] _5296=[['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (213) [system] [['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (212) [user] read_list(')', (0x55fbb4538270), [['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (212) [system] _5288=[:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (212) [system] [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Exit: (210) [user] cont_sexpr(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _1506424)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1508282)
   Exit: (212) [system] peek_char((0x55fbb4538270), '\n')
   Call: (212) [system] '\n'=(;)
   Fail: (212) [system] '\n'=(;)
   Call: (212) [system] '\n'=(/)
   Fail: (212) [system] '\n'=(/)
^  Call: (212) [user] is_like_space('\n')
   Call: (213) [system] char_type('\n', 'white')
   Fail: (213) [system] char_type('\n', 'white')
   Call: (213) [system] char_type('\n', end_of_line)
   Exit: (213) [system] char_type('\n', end_of_line)
^  Exit: (212) [user] is_like_space('\n')
   Call: (212) [system] get_char((0x55fbb4538270), _1519732)
   Exit: (212) [system] get_char((0x55fbb4538270), '\n')
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1522436)
   Exit: (213) [system] peek_char((0x55fbb4538270), '\t')
   Call: (213) [system] '\t'=(;)
   Fail: (213) [system] '\t'=(;)
   Call: (213) [system] '\t'=(/)
   Fail: (213) [system] '\t'=(/)
^  Call: (213) [user] is_like_space('\t')
   Call: (214) [system] char_type('\t', 'white')
   Exit: (214) [system] char_type('\t', 'white')
^  Exit: (213) [user] is_like_space('\t')
   Call: (213) [system] get_char((0x55fbb4538270), _1532030)
   Exit: (213) [system] get_char((0x55fbb4538270), '\t')
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1534734)
   Exit: (214) [system] peek_char((0x55fbb4538270), '\t')
   Call: (214) [system] '\t'=(;)
   Fail: (214) [system] '\t'=(;)
   Call: (214) [system] '\t'=(/)
   Fail: (214) [system] '\t'=(/)
^  Call: (214) [user] is_like_space('\t')
   Call: (215) [system] char_type('\t', 'white')
   Exit: (215) [system] char_type('\t', 'white')
^  Exit: (214) [user] is_like_space('\t')
   Call: (214) [system] get_char((0x55fbb4538270), _1544328)
   Exit: (214) [system] get_char((0x55fbb4538270), '\t')
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1547032)
   Exit: (215) [system] peek_char((0x55fbb4538270), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
   Call: (215) [system] ' '=(/)
   Fail: (215) [system] ' '=(/)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55fbb4538270), _1556626)
   Exit: (215) [system] get_char((0x55fbb4538270), ' ')
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1559330)
   Exit: (216) [system] peek_char((0x55fbb4538270), '(')
   Call: (216) [system] '('=(;)
   Fail: (216) [system] '('=(;)
   Call: (216) [system] '('=(/)
   Fail: (216) [system] '('=(/)
^  Call: (216) [user] is_like_space('(')
   Call: (217) [system] char_type('(', 'white')
   Fail: (217) [system] char_type('(', 'white')
   Call: (217) [system] char_type('(', end_of_line)
   Fail: (217) [system] char_type('(', end_of_line)
   Call: (217) [system] char_type('(', space)
   Fail: (217) [system] char_type('(', space)
   Call: (217) [system] char_type('(', cntrl)
   Fail: (217) [system] char_type('(', cntrl)
^  Fail: (216) [user] is_like_space('(')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1579036)
   Exit: (211) [system] peek_char((0x55fbb4538270), '(')
   Call: (211) [system] '('=')'
   Fail: (211) [system] '('=')'
   Call: (211) [system] '('=end_of_file
   Fail: (211) [system] '('=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55fbb4538270), _1584606)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1586464)
   Exit: (213) [system] peek_char((0x55fbb4538270), '(')
   Call: (213) [system] '('=(;)
   Fail: (213) [system] '('=(;)
   Call: (213) [system] '('=(/)
   Fail: (213) [system] '('=(/)
^  Call: (213) [user] is_like_space('(')
   Call: (214) [system] char_type('(', 'white')
   Fail: (214) [system] char_type('(', 'white')
   Call: (214) [system] char_type('(', end_of_line)
   Fail: (214) [system] char_type('(', end_of_line)
   Call: (214) [system] char_type('(', space)
   Fail: (214) [system] char_type('(', space)
   Call: (214) [system] char_type('(', cntrl)
   Fail: (214) [system] char_type('(', cntrl)
^  Fail: (213) [user] is_like_space('(')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] get_char((0x55fbb4538270), _1602474)
   Exit: (212) [system] get_char((0x55fbb4538270), '(')
   Call: (212) [system] '('='('
   Exit: (212) [system] '('='('
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _1584606)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1608044)
   Exit: (214) [system] peek_char((0x55fbb4538270), :)
   Call: (214) [system] (:)=(;)
   Fail: (214) [system] (:)=(;)
   Call: (214) [system] (:)=(/)
   Fail: (214) [system] (:)=(/)
^  Call: (214) [user] is_like_space(:)
   Call: (215) [system] char_type(:, 'white')
   Fail: (215) [system] char_type(:, 'white')
   Call: (215) [system] char_type(:, end_of_line)
   Fail: (215) [system] char_type(:, end_of_line)
   Call: (215) [system] char_type(:, space)
   Fail: (215) [system] char_type(:, space)
   Call: (215) [system] char_type(:, cntrl)
   Fail: (215) [system] char_type(:, cntrl)
^  Fail: (214) [user] is_like_space(:)
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1624054)
   Exit: (213) [system] peek_char((0x55fbb4538270), :)
   Call: (213) [system] (:)=')'
   Fail: (213) [system] (:)=')'
   Call: (213) [system] (:)=end_of_file
   Fail: (213) [system] (:)=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55fbb4538270), _1629624)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1631482)
   Exit: (215) [system] peek_char((0x55fbb4538270), :)
   Call: (215) [system] (:)=(;)
   Fail: (215) [system] (:)=(;)
   Call: (215) [system] (:)=(/)
   Fail: (215) [system] (:)=(/)
^  Call: (215) [user] is_like_space(:)
   Call: (216) [system] char_type(:, 'white')
   Fail: (216) [system] char_type(:, 'white')
   Call: (216) [system] char_type(:, end_of_line)
   Fail: (216) [system] char_type(:, end_of_line)
   Call: (216) [system] char_type(:, space)
   Fail: (216) [system] char_type(:, space)
   Call: (216) [system] char_type(:, cntrl)
   Fail: (216) [system] char_type(:, cntrl)
^  Fail: (215) [user] is_like_space(:)
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] get_char((0x55fbb4538270), _1647492)
   Exit: (214) [system] get_char((0x55fbb4538270), :)
   Call: (214) [system] (:)='('
   Fail: (214) [system] (:)='('
   Call: (214) [system] (:)='['
   Fail: (214) [system] (:)='['
   Call: (214) [system] (:)='{'
   Fail: (214) [system] (:)='{'
   Call: (214) [system] (:)='"'
   Fail: (214) [system] (:)='"'
   Call: (214) [system] (:)=!
   Fail: (214) [system] (:)=!
   Call: (214) [system] (:)='\''
   Fail: (214) [system] (:)='\''
   Call: (214) [system] (:)='`'
   Fail: (214) [system] (:)='`'
   Call: (214) [system] (:)=end_of_file
   Fail: (214) [system] (:)=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55fbb4538270), :, _1629624)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1665134)
   Call: (216) [system] peek_char((0x55fbb4538270), _1666068)
   Exit: (216) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (216) [user] is_delimiter(' ')
   Call: (217) [system] char_type(' ', space)
   Exit: (217) [system] char_type(' ', space)
^  Exit: (216) [user] is_delimiter(' ')
   Call: (216) [system] _1665134=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (215) [user] classify_and_convert_charseq([:], _1629624)
^  Call: (216) [user] classify_and_convert_charseq_([:], _1675352)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_1676304, _1676306), once(user:catch(read_from_chars([:], _1675352), _1676286, fail)), '$restore_trace'(_1676304, _1676306))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_1676304, _1676306))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1676286, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(:)
   Exit: (217) [system] atomic(:)
^  Exit: (216) [user] classify_and_convert_charseq_([:], :)
   Call: (216) [system] integer(:)
   Fail: (216) [system] integer(:)
   Call: (216) [system] _1629624=(:)
   Exit: (216) [system] (:)=(:)
^  Exit: (215) [user] classify_and_convert_charseq([:], :)
^  Exit: (214) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (213) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (213) [user] read_list(')', (0x55fbb4538270), _1688432)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1690290)
   Exit: (215) [system] peek_char((0x55fbb4538270), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
   Call: (215) [system] ' '=(/)
   Fail: (215) [system] ' '=(/)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55fbb4538270), _1699884)
   Exit: (215) [system] get_char((0x55fbb4538270), ' ')
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1702588)
   Exit: (216) [system] peek_char((0x55fbb4538270), '(')
   Call: (216) [system] '('=(;)
   Fail: (216) [system] '('=(;)
   Call: (216) [system] '('=(/)
   Fail: (216) [system] '('=(/)
^  Call: (216) [user] is_like_space('(')
   Call: (217) [system] char_type('(', 'white')
   Fail: (217) [system] char_type('(', 'white')
   Call: (217) [system] char_type('(', end_of_line)
   Fail: (217) [system] char_type('(', end_of_line)
   Call: (217) [system] char_type('(', space)
   Fail: (217) [system] char_type('(', space)
   Call: (217) [system] char_type('(', cntrl)
   Fail: (217) [system] char_type('(', cntrl)
^  Fail: (216) [user] is_like_space('(')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1719522)
   Exit: (214) [system] peek_char((0x55fbb4538270), '(')
   Call: (214) [system] '('=')'
   Fail: (214) [system] '('=')'
   Call: (214) [system] '('=end_of_file
   Fail: (214) [system] '('=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55fbb4538270), _1725092)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1726950)
   Exit: (216) [system] peek_char((0x55fbb4538270), '(')
   Call: (216) [system] '('=(;)
   Fail: (216) [system] '('=(;)
   Call: (216) [system] '('=(/)
   Fail: (216) [system] '('=(/)
^  Call: (216) [user] is_like_space('(')
   Call: (217) [system] char_type('(', 'white')
   Fail: (217) [system] char_type('(', 'white')
   Call: (217) [system] char_type('(', end_of_line)
   Fail: (217) [system] char_type('(', end_of_line)
   Call: (217) [system] char_type('(', space)
   Fail: (217) [system] char_type('(', space)
   Call: (217) [system] char_type('(', cntrl)
   Fail: (217) [system] char_type('(', cntrl)
^  Fail: (216) [user] is_like_space('(')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] get_char((0x55fbb4538270), _1742960)
   Exit: (215) [system] get_char((0x55fbb4538270), '(')
   Call: (215) [system] '('='('
   Exit: (215) [system] '('='('
^  Call: (215) [user] read_list(')', (0x55fbb4538270), _1725092)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1748530)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'D')
   Call: (217) [system] 'D'=(;)
   Fail: (217) [system] 'D'=(;)
   Call: (217) [system] 'D'=(/)
   Fail: (217) [system] 'D'=(/)
^  Call: (217) [user] is_like_space('D')
   Call: (218) [system] char_type('D', 'white')
   Fail: (218) [system] char_type('D', 'white')
   Call: (218) [system] char_type('D', end_of_line)
   Fail: (218) [system] char_type('D', end_of_line)
   Call: (218) [system] char_type('D', space)
   Fail: (218) [system] char_type('D', space)
   Call: (218) [system] char_type('D', cntrl)
   Fail: (218) [system] char_type('D', cntrl)
^  Fail: (217) [user] is_like_space('D')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1764540)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'D')
   Call: (216) [system] 'D'=')'
   Fail: (216) [system] 'D'=')'
   Call: (216) [system] 'D'=end_of_file
   Fail: (216) [system] 'D'=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55fbb4538270), _1770110)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1771968)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'D')
   Call: (218) [system] 'D'=(;)
   Fail: (218) [system] 'D'=(;)
   Call: (218) [system] 'D'=(/)
   Fail: (218) [system] 'D'=(/)
^  Call: (218) [user] is_like_space('D')
   Call: (219) [system] char_type('D', 'white')
   Fail: (219) [system] char_type('D', 'white')
   Call: (219) [system] char_type('D', end_of_line)
   Fail: (219) [system] char_type('D', end_of_line)
   Call: (219) [system] char_type('D', space)
   Fail: (219) [system] char_type('D', space)
   Call: (219) [system] char_type('D', cntrl)
   Fail: (219) [system] char_type('D', cntrl)
^  Fail: (218) [user] is_like_space('D')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] get_char((0x55fbb4538270), _1787978)
   Exit: (217) [system] get_char((0x55fbb4538270), 'D')
   Call: (217) [system] 'D'='('
   Fail: (217) [system] 'D'='('
   Call: (217) [system] 'D'='['
   Fail: (217) [system] 'D'='['
   Call: (217) [system] 'D'='{'
   Fail: (217) [system] 'D'='{'
   Call: (217) [system] 'D'='"'
   Fail: (217) [system] 'D'='"'
   Call: (217) [system] 'D'=!
   Fail: (217) [system] 'D'=!
   Call: (217) [system] 'D'='\''
   Fail: (217) [system] 'D'='\''
   Call: (217) [system] 'D'='`'
   Fail: (217) [system] 'D'='`'
   Call: (217) [system] 'D'=end_of_file
   Fail: (217) [system] 'D'=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55fbb4538270), 'D', _1770110)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1805620)
   Call: (219) [system] peek_char((0x55fbb4538270), _1806554)
   Exit: (219) [system] peek_char((0x55fbb4538270), i)
^  Call: (219) [user] is_delimiter(i)
   Call: (220) [system] char_type(i, space)
   Fail: (220) [system] char_type(i, space)
   Call: (220) [system] arg(_1811274, v('(', ')', end_of_file), i)
   Fail: (220) [system] arg(_1812206, v('(', ')', end_of_file), i)
^  Fail: (219) [user] is_delimiter(i)
   Call: (219) [system] ')'==i
   Fail: (219) [system] ')'==i
   Call: (219) [system] get_char((0x55fbb4538270), i)
   Exit: (219) [system] get_char((0x55fbb4538270), i)
   Call: (219) [system] i=(\)
   Fail: (219) [system] i=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1819556)
   Call: (220) [system] peek_char((0x55fbb4538270), _1820490)
   Exit: (220) [system] peek_char((0x55fbb4538270), s)
^  Call: (220) [user] is_delimiter(s)
   Call: (221) [system] char_type(s, space)
   Fail: (221) [system] char_type(s, space)
   Call: (221) [system] arg(_1825210, v('(', ')', end_of_file), s)
   Fail: (221) [system] arg(_1826142, v('(', ')', end_of_file), s)
^  Fail: (220) [user] is_delimiter(s)
   Call: (220) [system] ')'==s
   Fail: (220) [system] ')'==s
   Call: (220) [system] get_char((0x55fbb4538270), s)
   Exit: (220) [system] get_char((0x55fbb4538270), s)
   Call: (220) [system] s=(\)
   Fail: (220) [system] s=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1833492)
   Call: (221) [system] peek_char((0x55fbb4538270), _1834426)
   Exit: (221) [system] peek_char((0x55fbb4538270), j)
^  Call: (221) [user] is_delimiter(j)
   Call: (222) [system] char_type(j, space)
   Fail: (222) [system] char_type(j, space)
   Call: (222) [system] arg(_1839146, v('(', ')', end_of_file), j)
   Fail: (222) [system] arg(_1840078, v('(', ')', end_of_file), j)
^  Fail: (221) [user] is_delimiter(j)
   Call: (221) [system] ')'==j
   Fail: (221) [system] ')'==j
   Call: (221) [system] get_char((0x55fbb4538270), j)
   Exit: (221) [system] get_char((0x55fbb4538270), j)
   Call: (221) [system] j=(\)
   Fail: (221) [system] j=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1847428)
   Call: (222) [system] peek_char((0x55fbb4538270), _1848362)
   Exit: (222) [system] peek_char((0x55fbb4538270), u)
^  Call: (222) [user] is_delimiter(u)
   Call: (223) [system] char_type(u, space)
   Fail: (223) [system] char_type(u, space)
   Call: (223) [system] arg(_1853082, v('(', ')', end_of_file), u)
   Fail: (223) [system] arg(_1854014, v('(', ')', end_of_file), u)
^  Fail: (222) [user] is_delimiter(u)
   Call: (222) [system] ')'==u
   Fail: (222) [system] ')'==u
   Call: (222) [system] get_char((0x55fbb4538270), u)
   Exit: (222) [system] get_char((0x55fbb4538270), u)
   Call: (222) [system] u=(\)
   Fail: (222) [system] u=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _1861364)
   Call: (223) [system] peek_char((0x55fbb4538270), _1862298)
   Exit: (223) [system] peek_char((0x55fbb4538270), n)
^  Call: (223) [user] is_delimiter(n)
   Call: (224) [system] char_type(n, space)
   Fail: (224) [system] char_type(n, space)
   Call: (224) [system] arg(_1867018, v('(', ')', end_of_file), n)
   Fail: (224) [system] arg(_1867950, v('(', ')', end_of_file), n)
^  Fail: (223) [user] is_delimiter(n)
   Call: (223) [system] ')'==n
   Fail: (223) [system] ')'==n
   Call: (223) [system] get_char((0x55fbb4538270), n)
   Exit: (223) [system] get_char((0x55fbb4538270), n)
   Call: (223) [system] n=(\)
   Fail: (223) [system] n=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _1875300)
   Call: (224) [system] peek_char((0x55fbb4538270), _1876234)
   Exit: (224) [system] peek_char((0x55fbb4538270), c)
^  Call: (224) [user] is_delimiter(c)
   Call: (225) [system] char_type(c, space)
   Fail: (225) [system] char_type(c, space)
   Call: (225) [system] arg(_1880954, v('(', ')', end_of_file), c)
   Fail: (225) [system] arg(_1881886, v('(', ')', end_of_file), c)
^  Fail: (224) [user] is_delimiter(c)
   Call: (224) [system] ')'==c
   Fail: (224) [system] ')'==c
   Call: (224) [system] get_char((0x55fbb4538270), c)
   Exit: (224) [system] get_char((0x55fbb4538270), c)
   Call: (224) [system] c=(\)
   Fail: (224) [system] c=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _1889236)
   Call: (225) [system] peek_char((0x55fbb4538270), _1890170)
   Exit: (225) [system] peek_char((0x55fbb4538270), t)
^  Call: (225) [user] is_delimiter(t)
   Call: (226) [system] char_type(t, space)
   Fail: (226) [system] char_type(t, space)
   Call: (226) [system] arg(_1894890, v('(', ')', end_of_file), t)
   Fail: (226) [system] arg(_1895822, v('(', ')', end_of_file), t)
^  Fail: (225) [user] is_delimiter(t)
   Call: (225) [system] ')'==t
   Fail: (225) [system] ')'==t
   Call: (225) [system] get_char((0x55fbb4538270), t)
   Exit: (225) [system] get_char((0x55fbb4538270), t)
   Call: (225) [system] t=(\)
   Fail: (225) [system] t=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _1903172)
   Call: (226) [system] peek_char((0x55fbb4538270), _1904106)
   Exit: (226) [system] peek_char((0x55fbb4538270), i)
^  Call: (226) [user] is_delimiter(i)
   Call: (227) [system] char_type(i, space)
   Fail: (227) [system] char_type(i, space)
   Call: (227) [system] arg(_1908826, v('(', ')', end_of_file), i)
   Fail: (227) [system] arg(_1909758, v('(', ')', end_of_file), i)
^  Fail: (226) [user] is_delimiter(i)
   Call: (226) [system] ')'==i
   Fail: (226) [system] ')'==i
   Call: (226) [system] get_char((0x55fbb4538270), i)
   Exit: (226) [system] get_char((0x55fbb4538270), i)
   Call: (226) [system] i=(\)
   Fail: (226) [system] i=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _1917108)
   Call: (227) [system] peek_char((0x55fbb4538270), _1918042)
   Exit: (227) [system] peek_char((0x55fbb4538270), o)
^  Call: (227) [user] is_delimiter(o)
   Call: (228) [system] char_type(o, space)
   Fail: (228) [system] char_type(o, space)
   Call: (228) [system] arg(_1922762, v('(', ')', end_of_file), o)
   Fail: (228) [system] arg(_1923694, v('(', ')', end_of_file), o)
^  Fail: (227) [user] is_delimiter(o)
   Call: (227) [system] ')'==o
   Fail: (227) [system] ')'==o
   Call: (227) [system] get_char((0x55fbb4538270), o)
   Exit: (227) [system] get_char((0x55fbb4538270), o)
   Call: (227) [system] o=(\)
   Fail: (227) [system] o=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _1931044)
   Call: (228) [system] peek_char((0x55fbb4538270), _1931978)
   Exit: (228) [system] peek_char((0x55fbb4538270), n)
^  Call: (228) [user] is_delimiter(n)
   Call: (229) [system] char_type(n, space)
   Fail: (229) [system] char_type(n, space)
   Call: (229) [system] arg(_1936698, v('(', ')', end_of_file), n)
   Fail: (229) [system] arg(_1937630, v('(', ')', end_of_file), n)
^  Fail: (228) [user] is_delimiter(n)
   Call: (228) [system] ')'==n
   Fail: (228) [system] ')'==n
   Call: (228) [system] get_char((0x55fbb4538270), n)
   Exit: (228) [system] get_char((0x55fbb4538270), n)
   Call: (228) [system] n=(\)
   Fail: (228) [system] n=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _1944980)
   Call: (229) [system] peek_char((0x55fbb4538270), _1945914)
   Exit: (229) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (229) [user] is_delimiter('I')
   Call: (230) [system] char_type('I', space)
   Fail: (230) [system] char_type('I', space)
   Call: (230) [system] arg(_1950634, v('(', ')', end_of_file), 'I')
   Fail: (230) [system] arg(_1951566, v('(', ')', end_of_file), 'I')
^  Fail: (229) [user] is_delimiter('I')
   Call: (229) [system] ')'=='I'
   Fail: (229) [system] ')'=='I'
   Call: (229) [system] get_char((0x55fbb4538270), 'I')
   Exit: (229) [system] get_char((0x55fbb4538270), 'I')
   Call: (229) [system] 'I'=(\)
   Fail: (229) [system] 'I'=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _1958916)
   Call: (230) [system] peek_char((0x55fbb4538270), _1959850)
   Exit: (230) [system] peek_char((0x55fbb4538270), n)
^  Call: (230) [user] is_delimiter(n)
   Call: (231) [system] char_type(n, space)
   Fail: (231) [system] char_type(n, space)
   Call: (231) [system] arg(_1964570, v('(', ')', end_of_file), n)
   Fail: (231) [system] arg(_1965502, v('(', ')', end_of_file), n)
^  Fail: (230) [user] is_delimiter(n)
   Call: (230) [system] ')'==n
   Fail: (230) [system] ')'==n
   Call: (230) [system] get_char((0x55fbb4538270), n)
   Exit: (230) [system] get_char((0x55fbb4538270), n)
   Call: (230) [system] n=(\)
   Fail: (230) [system] n=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _1972852)
   Call: (231) [system] peek_char((0x55fbb4538270), _1973786)
   Exit: (231) [system] peek_char((0x55fbb4538270), t)
^  Call: (231) [user] is_delimiter(t)
   Call: (232) [system] char_type(t, space)
   Fail: (232) [system] char_type(t, space)
   Call: (232) [system] arg(_1978506, v('(', ')', end_of_file), t)
   Fail: (232) [system] arg(_1979438, v('(', ')', end_of_file), t)
^  Fail: (231) [user] is_delimiter(t)
   Call: (231) [system] ')'==t
   Fail: (231) [system] ')'==t
   Call: (231) [system] get_char((0x55fbb4538270), t)
   Exit: (231) [system] get_char((0x55fbb4538270), t)
   Call: (231) [system] t=(\)
   Fail: (231) [system] t=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _1986788)
   Call: (232) [system] peek_char((0x55fbb4538270), _1987722)
   Exit: (232) [system] peek_char((0x55fbb4538270), r)
^  Call: (232) [user] is_delimiter(r)
   Call: (233) [system] char_type(r, space)
   Fail: (233) [system] char_type(r, space)
   Call: (233) [system] arg(_1992442, v('(', ')', end_of_file), r)
   Fail: (233) [system] arg(_1993374, v('(', ')', end_of_file), r)
^  Fail: (232) [user] is_delimiter(r)
   Call: (232) [system] ')'==r
   Fail: (232) [system] ')'==r
   Call: (232) [system] get_char((0x55fbb4538270), r)
   Exit: (232) [system] get_char((0x55fbb4538270), r)
   Call: (232) [system] r=(\)
   Fail: (232) [system] r=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _2000724)
   Call: (233) [system] peek_char((0x55fbb4538270), _2001658)
   Exit: (233) [system] peek_char((0x55fbb4538270), o)
^  Call: (233) [user] is_delimiter(o)
   Call: (234) [system] char_type(o, space)
   Fail: (234) [system] char_type(o, space)
   Call: (234) [system] arg(_2006378, v('(', ')', end_of_file), o)
   Fail: (234) [system] arg(_2007310, v('(', ')', end_of_file), o)
^  Fail: (233) [user] is_delimiter(o)
   Call: (233) [system] ')'==o
   Fail: (233) [system] ')'==o
   Call: (233) [system] get_char((0x55fbb4538270), o)
   Exit: (233) [system] get_char((0x55fbb4538270), o)
   Call: (233) [system] o=(\)
   Fail: (233) [system] o=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _2014660)
   Call: (234) [system] peek_char((0x55fbb4538270), _2015594)
   Exit: (234) [system] peek_char((0x55fbb4538270), d)
^  Call: (234) [user] is_delimiter(d)
   Call: (235) [system] char_type(d, space)
   Fail: (235) [system] char_type(d, space)
   Call: (235) [system] arg(_2020314, v('(', ')', end_of_file), d)
   Fail: (235) [system] arg(_2021246, v('(', ')', end_of_file), d)
^  Fail: (234) [user] is_delimiter(d)
   Call: (234) [system] ')'==d
   Fail: (234) [system] ')'==d
   Call: (234) [system] get_char((0x55fbb4538270), d)
   Exit: (234) [system] get_char((0x55fbb4538270), d)
   Call: (234) [system] d=(\)
   Fail: (234) [system] d=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _2028596)
   Call: (235) [system] peek_char((0x55fbb4538270), _2029530)
   Exit: (235) [system] peek_char((0x55fbb4538270), u)
^  Call: (235) [user] is_delimiter(u)
   Call: (236) [system] char_type(u, space)
   Fail: (236) [system] char_type(u, space)
   Call: (236) [system] arg(_2034250, v('(', ')', end_of_file), u)
   Fail: (236) [system] arg(_2035182, v('(', ')', end_of_file), u)
^  Fail: (235) [user] is_delimiter(u)
   Call: (235) [system] ')'==u
   Fail: (235) [system] ')'==u
   Call: (235) [system] get_char((0x55fbb4538270), u)
   Exit: (235) [system] get_char((0x55fbb4538270), u)
   Call: (235) [system] u=(\)
   Fail: (235) [system] u=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), _2042532)
   Call: (236) [system] peek_char((0x55fbb4538270), _2043466)
   Exit: (236) [system] peek_char((0x55fbb4538270), c)
^  Call: (236) [user] is_delimiter(c)
   Call: (237) [system] char_type(c, space)
   Fail: (237) [system] char_type(c, space)
   Call: (237) [system] arg(_2048186, v('(', ')', end_of_file), c)
   Fail: (237) [system] arg(_2049118, v('(', ')', end_of_file), c)
^  Fail: (236) [user] is_delimiter(c)
   Call: (236) [system] ')'==c
   Fail: (236) [system] ')'==c
   Call: (236) [system] get_char((0x55fbb4538270), c)
   Exit: (236) [system] get_char((0x55fbb4538270), c)
   Call: (236) [system] c=(\)
   Fail: (236) [system] c=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), _2056468)
   Call: (237) [system] peek_char((0x55fbb4538270), _2057402)
   Exit: (237) [system] peek_char((0x55fbb4538270), t)
^  Call: (237) [user] is_delimiter(t)
   Call: (238) [system] char_type(t, space)
   Fail: (238) [system] char_type(t, space)
   Call: (238) [system] arg(_2062122, v('(', ')', end_of_file), t)
   Fail: (238) [system] arg(_2063054, v('(', ')', end_of_file), t)
^  Fail: (237) [user] is_delimiter(t)
   Call: (237) [system] ')'==t
   Fail: (237) [system] ')'==t
   Call: (237) [system] get_char((0x55fbb4538270), t)
   Exit: (237) [system] get_char((0x55fbb4538270), t)
   Call: (237) [system] t=(\)
   Fail: (237) [system] t=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), _2070404)
   Call: (238) [system] peek_char((0x55fbb4538270), _2071338)
   Exit: (238) [system] peek_char((0x55fbb4538270), i)
^  Call: (238) [user] is_delimiter(i)
   Call: (239) [system] char_type(i, space)
   Fail: (239) [system] char_type(i, space)
   Call: (239) [system] arg(_2076058, v('(', ')', end_of_file), i)
   Fail: (239) [system] arg(_2076990, v('(', ')', end_of_file), i)
^  Fail: (238) [user] is_delimiter(i)
   Call: (238) [system] ')'==i
   Fail: (238) [system] ')'==i
   Call: (238) [system] get_char((0x55fbb4538270), i)
   Exit: (238) [system] get_char((0x55fbb4538270), i)
   Call: (238) [system] i=(\)
   Fail: (238) [system] i=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), _2084340)
   Call: (239) [system] peek_char((0x55fbb4538270), _2085274)
   Exit: (239) [system] peek_char((0x55fbb4538270), o)
^  Call: (239) [user] is_delimiter(o)
   Call: (240) [system] char_type(o, space)
   Fail: (240) [system] char_type(o, space)
   Call: (240) [system] arg(_2089994, v('(', ')', end_of_file), o)
   Fail: (240) [system] arg(_2090926, v('(', ')', end_of_file), o)
^  Fail: (239) [user] is_delimiter(o)
   Call: (239) [system] ')'==o
   Fail: (239) [system] ')'==o
   Call: (239) [system] get_char((0x55fbb4538270), o)
   Exit: (239) [system] get_char((0x55fbb4538270), o)
   Call: (239) [system] o=(\)
   Fail: (239) [system] o=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55fbb4538270), _7034)
   Call: (240) [system] peek_char((0x55fbb4538270), _7968)
   Exit: (240) [system] peek_char((0x55fbb4538270), n)
^  Call: (240) [user] is_delimiter(n)
   Call: (241) [system] char_type(n, space)
   Fail: (241) [system] char_type(n, space)
   Call: (241) [system] arg(_12688, v('(', ')', end_of_file), n)
   Fail: (241) [system] arg(_13620, v('(', ')', end_of_file), n)
^  Fail: (240) [user] is_delimiter(n)
   Call: (240) [system] ')'==n
   Fail: (240) [system] ')'==n
   Call: (240) [system] get_char((0x55fbb4538270), n)
   Exit: (240) [system] get_char((0x55fbb4538270), n)
   Call: (240) [system] n=(\)
   Fail: (240) [system] n=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55fbb4538270), _20970)
   Call: (241) [system] peek_char((0x55fbb4538270), _21904)
   Exit: (241) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (241) [user] is_delimiter(' ')
   Call: (242) [system] char_type(' ', space)
   Exit: (242) [system] char_type(' ', space)
^  Exit: (241) [user] is_delimiter(' ')
   Call: (241) [system] _20970=[]
   Exit: (241) [system] []=[]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (240) [system] _7034=[n]
   Exit: (240) [system] [n]=[n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (239) [system] _5522=[o, n]
   Exit: (239) [system] [o, n]=[o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (238) [system] _5518=[i, o, n]
   Exit: (238) [system] [i, o, n]=[i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (237) [system] _5514=[t, i, o, n]
   Exit: (237) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (236) [system] _5510=[c, t, i, o, n]
   Exit: (236) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (235) [system] _5506=[u, c, t, i, o, n]
   Exit: (235) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (234) [system] _5502=[d, u, c, t, i, o, n]
   Exit: (234) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (233) [system] _5498=[o, d, u, c, t, i, o, n]
   Exit: (233) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (232) [system] _5494=[r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (231) [system] _5490=[t, r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _5486=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _5482=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _5478=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _5474=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _5470=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _5466=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _5462=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _5458=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _5454=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _5450=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _5446=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _5442=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (218) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _5438)
^  Call: (219) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _92656)
^  Call: (221) [system] setup_call_cleanup('$notrace'(_93608, _93610), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _92656), _93590, fail)), '$restore_trace'(_93608, _93610))
^  Call: (222) [system] sig_atomic(system:'$notrace'(_93608, _93610))
^  Exit: (221) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _92656), _93590, fail)), system:'$restore_trace'(3, -1))
   Call: (220) [system] atomic(_92656)
   Fail: (220) [system] atomic(_92656)
   Call: (220) [system] atom_chars(_92656, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (220) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (219) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
   Call: (219) [system] integer('DisjunctionIntroduction')
   Fail: (219) [system] integer('DisjunctionIntroduction')
   Call: (219) [system] _5438='DisjunctionIntroduction'
   Exit: (219) [system] 'DisjunctionIntroduction'='DisjunctionIntroduction'
^  Exit: (218) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (217) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'DisjunctionIntroduction')
^  Exit: (216) [user] cont_sexpr(')', (0x55fbb4538270), 'DisjunctionIntroduction')
^  Call: (216) [user] read_list(')', (0x55fbb4538270), _107606)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _109464)
   Exit: (218) [system] peek_char((0x55fbb4538270), ' ')
   Call: (218) [system] ' '=(;)
   Fail: (218) [system] ' '=(;)
   Call: (218) [system] ' '=(/)
   Fail: (218) [system] ' '=(/)
^  Call: (218) [user] is_like_space(' ')
   Call: (219) [system] char_type(' ', 'white')
   Exit: (219) [system] char_type(' ', 'white')
^  Exit: (218) [user] is_like_space(' ')
   Call: (218) [system] get_char((0x55fbb4538270), _119058)
   Exit: (218) [system] get_char((0x55fbb4538270), ' ')
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _121762)
   Exit: (219) [system] peek_char((0x55fbb4538270), a)
   Call: (219) [system] a=(;)
   Fail: (219) [system] a=(;)
   Call: (219) [system] a=(/)
   Fail: (219) [system] a=(/)
^  Call: (219) [user] is_like_space(a)
   Call: (220) [system] char_type(a, 'white')
   Fail: (220) [system] char_type(a, 'white')
   Call: (220) [system] char_type(a, end_of_line)
   Fail: (220) [system] char_type(a, end_of_line)
   Call: (220) [system] char_type(a, space)
   Fail: (220) [system] char_type(a, space)
   Call: (220) [system] char_type(a, cntrl)
   Fail: (220) [system] char_type(a, cntrl)
^  Fail: (219) [user] is_like_space(a)
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _138696)
   Exit: (217) [system] peek_char((0x55fbb4538270), a)
   Call: (217) [system] a=')'
   Fail: (217) [system] a=')'
   Call: (217) [system] a=end_of_file
   Fail: (217) [system] a=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55fbb4538270), _144266)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _146124)
   Exit: (219) [system] peek_char((0x55fbb4538270), a)
   Call: (219) [system] a=(;)
   Fail: (219) [system] a=(;)
   Call: (219) [system] a=(/)
   Fail: (219) [system] a=(/)
^  Call: (219) [user] is_like_space(a)
   Call: (220) [system] char_type(a, 'white')
   Fail: (220) [system] char_type(a, 'white')
   Call: (220) [system] char_type(a, end_of_line)
   Fail: (220) [system] char_type(a, end_of_line)
   Call: (220) [system] char_type(a, space)
   Fail: (220) [system] char_type(a, space)
   Call: (220) [system] char_type(a, cntrl)
   Fail: (220) [system] char_type(a, cntrl)
^  Fail: (219) [user] is_like_space(a)
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] get_char((0x55fbb4538270), _162134)
   Exit: (218) [system] get_char((0x55fbb4538270), a)
   Call: (218) [system] a='('
   Fail: (218) [system] a='('
   Call: (218) [system] a='['
   Fail: (218) [system] a='['
   Call: (218) [system] a='{'
   Fail: (218) [system] a='{'
   Call: (218) [system] a='"'
   Fail: (218) [system] a='"'
   Call: (218) [system] a=!
   Fail: (218) [system] a=!
   Call: (218) [system] a='\''
   Fail: (218) [system] a='\''
   Call: (218) [system] a='`'
   Fail: (218) [system] a='`'
   Call: (218) [system] a=end_of_file
   Fail: (218) [system] a=end_of_file
^  Call: (218) [user] read_symbolic(')', (0x55fbb4538270), a, _144266)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _179776)
   Call: (220) [system] peek_char((0x55fbb4538270), _180710)
   Exit: (220) [system] peek_char((0x55fbb4538270), b)
^  Call: (220) [user] is_delimiter(b)
   Call: (221) [system] char_type(b, space)
   Fail: (221) [system] char_type(b, space)
   Call: (221) [system] arg(_185430, v('(', ')', end_of_file), b)
   Fail: (221) [system] arg(_186362, v('(', ')', end_of_file), b)
^  Fail: (220) [user] is_delimiter(b)
   Call: (220) [system] ')'==b
   Fail: (220) [system] ')'==b
   Call: (220) [system] get_char((0x55fbb4538270), b)
   Exit: (220) [system] get_char((0x55fbb4538270), b)
   Call: (220) [system] b=(\)
   Fail: (220) [system] b=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _193712)
   Call: (221) [system] peek_char((0x55fbb4538270), _194646)
   Exit: (221) [system] peek_char((0x55fbb4538270), c)
^  Call: (221) [user] is_delimiter(c)
   Call: (222) [system] char_type(c, space)
   Fail: (222) [system] char_type(c, space)
   Call: (222) [system] arg(_199366, v('(', ')', end_of_file), c)
   Fail: (222) [system] arg(_200298, v('(', ')', end_of_file), c)
^  Fail: (221) [user] is_delimiter(c)
   Call: (221) [system] ')'==c
   Fail: (221) [system] ')'==c
   Call: (221) [system] get_char((0x55fbb4538270), c)
   Exit: (221) [system] get_char((0x55fbb4538270), c)
   Call: (221) [system] c=(\)
   Fail: (221) [system] c=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _207648)
   Call: (222) [system] peek_char((0x55fbb4538270), _208582)
   Exit: (222) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (222) [user] is_delimiter(' ')
   Call: (223) [system] char_type(' ', space)
   Exit: (223) [system] char_type(' ', space)
^  Exit: (222) [user] is_delimiter(' ')
   Call: (222) [system] _207648=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (221) [system] _193712=[c]
   Exit: (221) [system] [c]=[c]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [c])
   Call: (220) [system] _179776=[b, c]
   Exit: (220) [system] [b, c]=[b, c]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [b, c])
^  Call: (219) [user] classify_and_convert_charseq([a, b, c], _144266)
^  Call: (220) [user] classify_and_convert_charseq_([a, b, c], _223454)
^  Call: (222) [system] setup_call_cleanup('$notrace'(_224406, _224408), once(user:catch(read_from_chars([a, b, c], _223454), _224388, fail)), '$restore_trace'(_224406, _224408))
^  Call: (223) [system] sig_atomic(system:'$notrace'(_224406, _224408))
^  Exit: (222) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _224388, fail)), system:'$restore_trace'(3, -1))
   Call: (221) [system] atomic(abc)
   Exit: (221) [system] atomic(abc)
^  Exit: (220) [user] classify_and_convert_charseq_([a, b, c], abc)
   Call: (220) [system] integer(abc)
   Fail: (220) [system] integer(abc)
   Call: (220) [system] _144266=abc
   Exit: (220) [system] abc=abc
^  Exit: (219) [user] classify_and_convert_charseq([a, b, c], abc)
^  Exit: (218) [user] read_symbolic(')', (0x55fbb4538270), a, abc)
^  Exit: (217) [user] cont_sexpr(')', (0x55fbb4538270), abc)
^  Call: (217) [user] read_list(')', (0x55fbb4538270), _236534)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _238392)
   Exit: (219) [system] peek_char((0x55fbb4538270), ' ')
   Call: (219) [system] ' '=(;)
   Fail: (219) [system] ' '=(;)
   Call: (219) [system] ' '=(/)
   Fail: (219) [system] ' '=(/)
^  Call: (219) [user] is_like_space(' ')
   Call: (220) [system] char_type(' ', 'white')
   Exit: (220) [system] char_type(' ', 'white')
^  Exit: (219) [user] is_like_space(' ')
   Call: (219) [system] get_char((0x55fbb4538270), _247986)
   Exit: (219) [system] get_char((0x55fbb4538270), ' ')
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _250690)
   Exit: (220) [system] peek_char((0x55fbb4538270), a)
   Call: (220) [system] a=(;)
   Fail: (220) [system] a=(;)
   Call: (220) [system] a=(/)
   Fail: (220) [system] a=(/)
^  Call: (220) [user] is_like_space(a)
   Call: (221) [system] char_type(a, 'white')
   Fail: (221) [system] char_type(a, 'white')
   Call: (221) [system] char_type(a, end_of_line)
   Fail: (221) [system] char_type(a, end_of_line)
   Call: (221) [system] char_type(a, space)
   Fail: (221) [system] char_type(a, space)
   Call: (221) [system] char_type(a, cntrl)
   Fail: (221) [system] char_type(a, cntrl)
^  Fail: (220) [user] is_like_space(a)
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _267624)
   Exit: (218) [system] peek_char((0x55fbb4538270), a)
   Call: (218) [system] a=')'
   Fail: (218) [system] a=')'
   Call: (218) [system] a=end_of_file
   Fail: (218) [system] a=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55fbb4538270), _273194)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _275052)
   Exit: (220) [system] peek_char((0x55fbb4538270), a)
   Call: (220) [system] a=(;)
   Fail: (220) [system] a=(;)
   Call: (220) [system] a=(/)
   Fail: (220) [system] a=(/)
^  Call: (220) [user] is_like_space(a)
   Call: (221) [system] char_type(a, 'white')
   Fail: (221) [system] char_type(a, 'white')
   Call: (221) [system] char_type(a, end_of_line)
   Fail: (221) [system] char_type(a, end_of_line)
   Call: (221) [system] char_type(a, space)
   Fail: (221) [system] char_type(a, space)
   Call: (221) [system] char_type(a, cntrl)
   Fail: (221) [system] char_type(a, cntrl)
^  Fail: (220) [user] is_like_space(a)
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] get_char((0x55fbb4538270), _291062)
   Exit: (219) [system] get_char((0x55fbb4538270), a)
   Call: (219) [system] a='('
   Fail: (219) [system] a='('
   Call: (219) [system] a='['
   Fail: (219) [system] a='['
   Call: (219) [system] a='{'
   Fail: (219) [system] a='{'
   Call: (219) [system] a='"'
   Fail: (219) [system] a='"'
   Call: (219) [system] a=!
   Fail: (219) [system] a=!
   Call: (219) [system] a='\''
   Fail: (219) [system] a='\''
   Call: (219) [system] a='`'
   Fail: (219) [system] a='`'
   Call: (219) [system] a=end_of_file
   Fail: (219) [system] a=end_of_file
^  Call: (219) [user] read_symbolic(')', (0x55fbb4538270), a, _273194)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _308704)
   Call: (221) [system] peek_char((0x55fbb4538270), _309638)
   Exit: (221) [system] peek_char((0x55fbb4538270), ')')
^  Call: (221) [user] is_delimiter(')')
   Call: (222) [system] char_type(')', space)
   Fail: (222) [system] char_type(')', space)
   Call: (222) [system] arg(_314358, v('(', ')', end_of_file), ')')
   Exit: (222) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (221) [user] is_delimiter(')')
   Call: (221) [system] _308704=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (220) [user] classify_and_convert_charseq([a], _273194)
^  Call: (221) [user] classify_and_convert_charseq_([a], _320794)
^  Call: (223) [system] setup_call_cleanup('$notrace'(_321746, _321748), once(user:catch(read_from_chars([a], _320794), _321728, fail)), '$restore_trace'(_321746, _321748))
^  Call: (224) [system] sig_atomic(system:'$notrace'(_321746, _321748))
^  Exit: (223) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _321728, fail)), system:'$restore_trace'(3, -1))
   Call: (222) [system] atomic(a)
   Exit: (222) [system] atomic(a)
^  Exit: (221) [user] classify_and_convert_charseq_([a], a)
   Call: (221) [system] integer(a)
   Fail: (221) [system] integer(a)
   Call: (221) [system] _273194=a
   Exit: (221) [system] a=a
^  Exit: (220) [user] classify_and_convert_charseq([a], a)
^  Exit: (219) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (218) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (218) [user] read_list(')', (0x55fbb4538270), _333874)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _335732)
   Exit: (220) [system] peek_char((0x55fbb4538270), ')')
   Call: (220) [system] ')'=(;)
   Fail: (220) [system] ')'=(;)
   Call: (220) [system] ')'=(/)
   Fail: (220) [system] ')'=(/)
^  Call: (220) [user] is_like_space(')')
   Call: (221) [system] char_type(')', 'white')
   Fail: (221) [system] char_type(')', 'white')
   Call: (221) [system] char_type(')', end_of_line)
   Fail: (221) [system] char_type(')', end_of_line)
   Call: (221) [system] char_type(')', space)
   Fail: (221) [system] char_type(')', space)
   Call: (221) [system] char_type(')', cntrl)
   Fail: (221) [system] char_type(')', cntrl)
^  Fail: (220) [user] is_like_space(')')
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _351742)
   Exit: (219) [system] peek_char((0x55fbb4538270), ')')
   Call: (219) [system] ')'=')'
   Exit: (219) [system] ')'=')'
   Call: (219) [system] get_char((0x55fbb4538270), _355532)
   Exit: (219) [system] get_char((0x55fbb4538270), ')')
   Call: (219) [system] _333874=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_list(')', (0x55fbb4538270), [])
   Call: (218) [system] _236534=[a]
   Exit: (218) [system] [a]=[a]
^  Exit: (217) [user] read_list(')', (0x55fbb4538270), [a])
   Call: (217) [system] _107606=[abc, a]
   Exit: (217) [system] [abc, a]=[abc, a]
^  Exit: (216) [user] read_list(')', (0x55fbb4538270), [abc, a])
   Call: (216) [system] _5432=['DisjunctionIntroduction', abc, a]
   Exit: (216) [system] ['DisjunctionIntroduction', abc, a]=['DisjunctionIntroduction', abc, a]
^  Exit: (215) [user] read_list(')', (0x55fbb4538270), ['DisjunctionIntroduction', abc, a])
^  Exit: (214) [user] cont_sexpr(')', (0x55fbb4538270), ['DisjunctionIntroduction', abc, a])
^  Call: (214) [user] read_list(')', (0x55fbb4538270), _369414)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _371272)
   Exit: (216) [system] peek_char((0x55fbb4538270), ' ')
   Call: (216) [system] ' '=(;)
   Fail: (216) [system] ' '=(;)
   Call: (216) [system] ' '=(/)
   Fail: (216) [system] ' '=(/)
^  Call: (216) [user] is_like_space(' ')
   Call: (217) [system] char_type(' ', 'white')
   Exit: (217) [system] char_type(' ', 'white')
^  Exit: (216) [user] is_like_space(' ')
   Call: (216) [system] get_char((0x55fbb4538270), _380866)
   Exit: (216) [system] get_char((0x55fbb4538270), ' ')
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _383570)
   Exit: (217) [system] peek_char((0x55fbb4538270), '(')
   Call: (217) [system] '('=(;)
   Fail: (217) [system] '('=(;)
   Call: (217) [system] '('=(/)
   Fail: (217) [system] '('=(/)
^  Call: (217) [user] is_like_space('(')
   Call: (218) [system] char_type('(', 'white')
   Fail: (218) [system] char_type('(', 'white')
   Call: (218) [system] char_type('(', end_of_line)
   Fail: (218) [system] char_type('(', end_of_line)
   Call: (218) [system] char_type('(', space)
   Fail: (218) [system] char_type('(', space)
   Call: (218) [system] char_type('(', cntrl)
   Fail: (218) [system] char_type('(', cntrl)
^  Fail: (217) [user] is_like_space('(')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _400504)
   Exit: (215) [system] peek_char((0x55fbb4538270), '(')
   Call: (215) [system] '('=')'
   Fail: (215) [system] '('=')'
   Call: (215) [system] '('=end_of_file
   Fail: (215) [system] '('=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55fbb4538270), _406074)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _407932)
   Exit: (217) [system] peek_char((0x55fbb4538270), '(')
   Call: (217) [system] '('=(;)
   Fail: (217) [system] '('=(;)
   Call: (217) [system] '('=(/)
   Fail: (217) [system] '('=(/)
^  Call: (217) [user] is_like_space('(')
   Call: (218) [system] char_type('(', 'white')
   Fail: (218) [system] char_type('(', 'white')
   Call: (218) [system] char_type('(', end_of_line)
   Fail: (218) [system] char_type('(', end_of_line)
   Call: (218) [system] char_type('(', space)
   Fail: (218) [system] char_type('(', space)
   Call: (218) [system] char_type('(', cntrl)
   Fail: (218) [system] char_type('(', cntrl)
^  Fail: (217) [user] is_like_space('(')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] get_char((0x55fbb4538270), _423942)
   Exit: (216) [system] get_char((0x55fbb4538270), '(')
   Call: (216) [system] '('='('
   Exit: (216) [system] '('='('
^  Call: (216) [user] read_list(')', (0x55fbb4538270), _406074)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _429512)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'O')
   Call: (218) [system] 'O'=(;)
   Fail: (218) [system] 'O'=(;)
   Call: (218) [system] 'O'=(/)
   Fail: (218) [system] 'O'=(/)
^  Call: (218) [user] is_like_space('O')
   Call: (219) [system] char_type('O', 'white')
   Fail: (219) [system] char_type('O', 'white')
   Call: (219) [system] char_type('O', end_of_line)
   Fail: (219) [system] char_type('O', end_of_line)
   Call: (219) [system] char_type('O', space)
   Fail: (219) [system] char_type('O', space)
   Call: (219) [system] char_type('O', cntrl)
   Fail: (219) [system] char_type('O', cntrl)
^  Fail: (218) [user] is_like_space('O')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _445522)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'O')
   Call: (217) [system] 'O'=')'
   Fail: (217) [system] 'O'=')'
   Call: (217) [system] 'O'=end_of_file
   Fail: (217) [system] 'O'=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55fbb4538270), _451092)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _452950)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'O')
   Call: (219) [system] 'O'=(;)
   Fail: (219) [system] 'O'=(;)
   Call: (219) [system] 'O'=(/)
   Fail: (219) [system] 'O'=(/)
^  Call: (219) [user] is_like_space('O')
   Call: (220) [system] char_type('O', 'white')
   Fail: (220) [system] char_type('O', 'white')
   Call: (220) [system] char_type('O', end_of_line)
   Fail: (220) [system] char_type('O', end_of_line)
   Call: (220) [system] char_type('O', space)
   Fail: (220) [system] char_type('O', space)
   Call: (220) [system] char_type('O', cntrl)
   Fail: (220) [system] char_type('O', cntrl)
^  Fail: (219) [user] is_like_space('O')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] get_char((0x55fbb4538270), _468960)
   Exit: (218) [system] get_char((0x55fbb4538270), 'O')
   Call: (218) [system] 'O'='('
   Fail: (218) [system] 'O'='('
   Call: (218) [system] 'O'='['
   Fail: (218) [system] 'O'='['
   Call: (218) [system] 'O'='{'
   Fail: (218) [system] 'O'='{'
   Call: (218) [system] 'O'='"'
   Fail: (218) [system] 'O'='"'
   Call: (218) [system] 'O'=!
   Fail: (218) [system] 'O'=!
   Call: (218) [system] 'O'='\''
   Fail: (218) [system] 'O'='\''
   Call: (218) [system] 'O'='`'
   Fail: (218) [system] 'O'='`'
   Call: (218) [system] 'O'=end_of_file
   Fail: (218) [system] 'O'=end_of_file
^  Call: (218) [user] read_symbolic(')', (0x55fbb4538270), 'O', _451092)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _486602)
   Call: (220) [system] peek_char((0x55fbb4538270), _487536)
   Exit: (220) [system] peek_char((0x55fbb4538270), r)
^  Call: (220) [user] is_delimiter(r)
   Call: (221) [system] char_type(r, space)
   Fail: (221) [system] char_type(r, space)
   Call: (221) [system] arg(_492256, v('(', ')', end_of_file), r)
   Fail: (221) [system] arg(_493188, v('(', ')', end_of_file), r)
^  Fail: (220) [user] is_delimiter(r)
   Call: (220) [system] ')'==r
   Fail: (220) [system] ')'==r
   Call: (220) [system] get_char((0x55fbb4538270), r)
   Exit: (220) [system] get_char((0x55fbb4538270), r)
   Call: (220) [system] r=(\)
   Fail: (220) [system] r=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _500538)
   Call: (221) [system] peek_char((0x55fbb4538270), _501472)
   Exit: (221) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (221) [user] is_delimiter('L')
   Call: (222) [system] char_type('L', space)
   Fail: (222) [system] char_type('L', space)
   Call: (222) [system] arg(_506192, v('(', ')', end_of_file), 'L')
   Fail: (222) [system] arg(_507124, v('(', ')', end_of_file), 'L')
^  Fail: (221) [user] is_delimiter('L')
   Call: (221) [system] ')'=='L'
   Fail: (221) [system] ')'=='L'
   Call: (221) [system] get_char((0x55fbb4538270), 'L')
   Exit: (221) [system] get_char((0x55fbb4538270), 'L')
   Call: (221) [system] 'L'=(\)
   Fail: (221) [system] 'L'=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _514474)
   Call: (222) [system] peek_char((0x55fbb4538270), _515408)
   Exit: (222) [system] peek_char((0x55fbb4538270), i)
^  Call: (222) [user] is_delimiter(i)
   Call: (223) [system] char_type(i, space)
   Fail: (223) [system] char_type(i, space)
   Call: (223) [system] arg(_520128, v('(', ')', end_of_file), i)
   Fail: (223) [system] arg(_521060, v('(', ')', end_of_file), i)
^  Fail: (222) [user] is_delimiter(i)
   Call: (222) [system] ')'==i
   Fail: (222) [system] ')'==i
   Call: (222) [system] get_char((0x55fbb4538270), i)
   Exit: (222) [system] get_char((0x55fbb4538270), i)
   Call: (222) [system] i=(\)
   Fail: (222) [system] i=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _528410)
   Call: (223) [system] peek_char((0x55fbb4538270), _529344)
   Exit: (223) [system] peek_char((0x55fbb4538270), n)
^  Call: (223) [user] is_delimiter(n)
   Call: (224) [system] char_type(n, space)
   Fail: (224) [system] char_type(n, space)
   Call: (224) [system] arg(_534064, v('(', ')', end_of_file), n)
   Fail: (224) [system] arg(_534996, v('(', ')', end_of_file), n)
^  Fail: (223) [user] is_delimiter(n)
   Call: (223) [system] ')'==n
   Fail: (223) [system] ')'==n
   Call: (223) [system] get_char((0x55fbb4538270), n)
   Exit: (223) [system] get_char((0x55fbb4538270), n)
   Call: (223) [system] n=(\)
   Fail: (223) [system] n=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _542346)
   Call: (224) [system] peek_char((0x55fbb4538270), _543280)
   Exit: (224) [system] peek_char((0x55fbb4538270), k)
^  Call: (224) [user] is_delimiter(k)
   Call: (225) [system] char_type(k, space)
   Fail: (225) [system] char_type(k, space)
   Call: (225) [system] arg(_548000, v('(', ')', end_of_file), k)
   Fail: (225) [system] arg(_548932, v('(', ')', end_of_file), k)
^  Fail: (224) [user] is_delimiter(k)
   Call: (224) [system] ')'==k
   Fail: (224) [system] ')'==k
   Call: (224) [system] get_char((0x55fbb4538270), k)
   Exit: (224) [system] get_char((0x55fbb4538270), k)
   Call: (224) [system] k=(\)
   Fail: (224) [system] k=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _556282)
   Call: (225) [system] peek_char((0x55fbb4538270), _557216)
   Exit: (225) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (225) [user] is_delimiter(' ')
   Call: (226) [system] char_type(' ', space)
   Exit: (226) [system] char_type(' ', space)
^  Exit: (225) [user] is_delimiter(' ')
   Call: (225) [system] _556282=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (224) [system] _542346=[k]
   Exit: (224) [system] [k]=[k]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (223) [system] _528410=[n, k]
   Exit: (223) [system] [n, k]=[n, k]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (222) [system] _514474=[i, n, k]
   Exit: (222) [system] [i, n, k]=[i, n, k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (221) [system] _500538=['L', i, n, k]
   Exit: (221) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (220) [system] _486602=[r, 'L', i, n, k]
   Exit: (220) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (219) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _451092)
^  Call: (220) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _580470)
^  Call: (222) [system] setup_call_cleanup('$notrace'(_581422, _581424), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _580470), _581404, fail)), '$restore_trace'(_581422, _581424))
^  Call: (223) [system] sig_atomic(system:'$notrace'(_581422, _581424))
^  Exit: (222) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _580470), _581404, fail)), system:'$restore_trace'(3, -1))
   Call: (221) [system] atomic(_580470)
   Fail: (221) [system] atomic(_580470)
   Call: (221) [system] atom_chars(_580470, ['O', r, 'L', i, n, k])
   Exit: (221) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (220) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (220) [system] integer('OrLink')
   Fail: (220) [system] integer('OrLink')
   Call: (220) [system] _451092='OrLink'
   Exit: (220) [system] 'OrLink'='OrLink'
^  Exit: (219) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (218) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (217) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (217) [user] read_list(')', (0x55fbb4538270), _595420)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _597278)
   Exit: (219) [system] peek_char((0x55fbb4538270), ' ')
   Call: (219) [system] ' '=(;)
   Fail: (219) [system] ' '=(;)
   Call: (219) [system] ' '=(/)
   Fail: (219) [system] ' '=(/)
^  Call: (219) [user] is_like_space(' ')
   Call: (220) [system] char_type(' ', 'white')
   Exit: (220) [system] char_type(' ', 'white')
^  Exit: (219) [user] is_like_space(' ')
   Call: (219) [system] get_char((0x55fbb4538270), _606872)
   Exit: (219) [system] get_char((0x55fbb4538270), ' ')
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _609576)
   Exit: (220) [system] peek_char((0x55fbb4538270), '(')
   Call: (220) [system] '('=(;)
   Fail: (220) [system] '('=(;)
   Call: (220) [system] '('=(/)
   Fail: (220) [system] '('=(/)
^  Call: (220) [user] is_like_space('(')
   Call: (221) [system] char_type('(', 'white')
   Fail: (221) [system] char_type('(', 'white')
   Call: (221) [system] char_type('(', end_of_line)
   Fail: (221) [system] char_type('(', end_of_line)
   Call: (221) [system] char_type('(', space)
   Fail: (221) [system] char_type('(', space)
   Call: (221) [system] char_type('(', cntrl)
   Fail: (221) [system] char_type('(', cntrl)
^  Fail: (220) [user] is_like_space('(')
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _626510)
   Exit: (218) [system] peek_char((0x55fbb4538270), '(')
   Call: (218) [system] '('=')'
   Fail: (218) [system] '('=')'
   Call: (218) [system] '('=end_of_file
   Fail: (218) [system] '('=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55fbb4538270), _632080)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _633938)
   Exit: (220) [system] peek_char((0x55fbb4538270), '(')
   Call: (220) [system] '('=(;)
   Fail: (220) [system] '('=(;)
   Call: (220) [system] '('=(/)
   Fail: (220) [system] '('=(/)
^  Call: (220) [user] is_like_space('(')
   Call: (221) [system] char_type('(', 'white')
   Fail: (221) [system] char_type('(', 'white')
   Call: (221) [system] char_type('(', end_of_line)
   Fail: (221) [system] char_type('(', end_of_line)
   Call: (221) [system] char_type('(', space)
   Fail: (221) [system] char_type('(', space)
   Call: (221) [system] char_type('(', cntrl)
   Fail: (221) [system] char_type('(', cntrl)
^  Fail: (220) [user] is_like_space('(')
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] get_char((0x55fbb4538270), _649948)
   Exit: (219) [system] get_char((0x55fbb4538270), '(')
   Call: (219) [system] '('='('
   Exit: (219) [system] '('='('
^  Call: (219) [user] read_list(')', (0x55fbb4538270), _632080)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _655518)
   Exit: (221) [system] peek_char((0x55fbb4538270), 'I')
   Call: (221) [system] 'I'=(;)
   Fail: (221) [system] 'I'=(;)
   Call: (221) [system] 'I'=(/)
   Fail: (221) [system] 'I'=(/)
^  Call: (221) [user] is_like_space('I')
   Call: (222) [system] char_type('I', 'white')
   Fail: (222) [system] char_type('I', 'white')
   Call: (222) [system] char_type('I', end_of_line)
   Fail: (222) [system] char_type('I', end_of_line)
   Call: (222) [system] char_type('I', space)
   Fail: (222) [system] char_type('I', space)
   Call: (222) [system] char_type('I', cntrl)
   Fail: (222) [system] char_type('I', cntrl)
^  Fail: (221) [user] is_like_space('I')
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _671528)
   Exit: (220) [system] peek_char((0x55fbb4538270), 'I')
   Call: (220) [system] 'I'=')'
   Fail: (220) [system] 'I'=')'
   Call: (220) [system] 'I'=end_of_file
   Fail: (220) [system] 'I'=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55fbb4538270), _677098)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _678956)
   Exit: (222) [system] peek_char((0x55fbb4538270), 'I')
   Call: (222) [system] 'I'=(;)
   Fail: (222) [system] 'I'=(;)
   Call: (222) [system] 'I'=(/)
   Fail: (222) [system] 'I'=(/)
^  Call: (222) [user] is_like_space('I')
   Call: (223) [system] char_type('I', 'white')
   Fail: (223) [system] char_type('I', 'white')
   Call: (223) [system] char_type('I', end_of_line)
   Fail: (223) [system] char_type('I', end_of_line)
   Call: (223) [system] char_type('I', space)
   Fail: (223) [system] char_type('I', space)
   Call: (223) [system] char_type('I', cntrl)
   Fail: (223) [system] char_type('I', cntrl)
^  Fail: (222) [user] is_like_space('I')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] get_char((0x55fbb4538270), _694966)
   Exit: (221) [system] get_char((0x55fbb4538270), 'I')
   Call: (221) [system] 'I'='('
   Fail: (221) [system] 'I'='('
   Call: (221) [system] 'I'='['
   Fail: (221) [system] 'I'='['
   Call: (221) [system] 'I'='{'
   Fail: (221) [system] 'I'='{'
   Call: (221) [system] 'I'='"'
   Fail: (221) [system] 'I'='"'
   Call: (221) [system] 'I'=!
   Fail: (221) [system] 'I'=!
   Call: (221) [system] 'I'='\''
   Fail: (221) [system] 'I'='\''
   Call: (221) [system] 'I'='`'
   Fail: (221) [system] 'I'='`'
   Call: (221) [system] 'I'=end_of_file
   Fail: (221) [system] 'I'=end_of_file
^  Call: (221) [user] read_symbolic(')', (0x55fbb4538270), 'I', _677098)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _712608)
   Call: (223) [system] peek_char((0x55fbb4538270), _713542)
   Exit: (223) [system] peek_char((0x55fbb4538270), m)
^  Call: (223) [user] is_delimiter(m)
   Call: (224) [system] char_type(m, space)
   Fail: (224) [system] char_type(m, space)
   Call: (224) [system] arg(_718262, v('(', ')', end_of_file), m)
   Fail: (224) [system] arg(_719194, v('(', ')', end_of_file), m)
^  Fail: (223) [user] is_delimiter(m)
   Call: (223) [system] ')'==m
   Fail: (223) [system] ')'==m
   Call: (223) [system] get_char((0x55fbb4538270), m)
   Exit: (223) [system] get_char((0x55fbb4538270), m)
   Call: (223) [system] m=(\)
   Fail: (223) [system] m=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _726544)
   Call: (224) [system] peek_char((0x55fbb4538270), _727478)
   Exit: (224) [system] peek_char((0x55fbb4538270), p)
^  Call: (224) [user] is_delimiter(p)
   Call: (225) [system] char_type(p, space)
   Fail: (225) [system] char_type(p, space)
   Call: (225) [system] arg(_732198, v('(', ')', end_of_file), p)
   Fail: (225) [system] arg(_733130, v('(', ')', end_of_file), p)
^  Fail: (224) [user] is_delimiter(p)
   Call: (224) [system] ')'==p
   Fail: (224) [system] ')'==p
   Call: (224) [system] get_char((0x55fbb4538270), p)
   Exit: (224) [system] get_char((0x55fbb4538270), p)
   Call: (224) [system] p=(\)
   Fail: (224) [system] p=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _740480)
   Call: (225) [system] peek_char((0x55fbb4538270), _741414)
   Exit: (225) [system] peek_char((0x55fbb4538270), l)
^  Call: (225) [user] is_delimiter(l)
   Call: (226) [system] char_type(l, space)
   Fail: (226) [system] char_type(l, space)
   Call: (226) [system] arg(_746134, v('(', ')', end_of_file), l)
   Fail: (226) [system] arg(_747066, v('(', ')', end_of_file), l)
^  Fail: (225) [user] is_delimiter(l)
   Call: (225) [system] ')'==l
   Fail: (225) [system] ')'==l
   Call: (225) [system] get_char((0x55fbb4538270), l)
   Exit: (225) [system] get_char((0x55fbb4538270), l)
   Call: (225) [system] l=(\)
   Fail: (225) [system] l=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _754416)
   Call: (226) [system] peek_char((0x55fbb4538270), _755350)
   Exit: (226) [system] peek_char((0x55fbb4538270), i)
^  Call: (226) [user] is_delimiter(i)
   Call: (227) [system] char_type(i, space)
   Fail: (227) [system] char_type(i, space)
   Call: (227) [system] arg(_760070, v('(', ')', end_of_file), i)
   Fail: (227) [system] arg(_761002, v('(', ')', end_of_file), i)
^  Fail: (226) [user] is_delimiter(i)
   Call: (226) [system] ')'==i
   Fail: (226) [system] ')'==i
   Call: (226) [system] get_char((0x55fbb4538270), i)
   Exit: (226) [system] get_char((0x55fbb4538270), i)
   Call: (226) [system] i=(\)
   Fail: (226) [system] i=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _768352)
   Call: (227) [system] peek_char((0x55fbb4538270), _769286)
   Exit: (227) [system] peek_char((0x55fbb4538270), c)
^  Call: (227) [user] is_delimiter(c)
   Call: (228) [system] char_type(c, space)
   Fail: (228) [system] char_type(c, space)
   Call: (228) [system] arg(_774006, v('(', ')', end_of_file), c)
   Fail: (228) [system] arg(_774938, v('(', ')', end_of_file), c)
^  Fail: (227) [user] is_delimiter(c)
   Call: (227) [system] ')'==c
   Fail: (227) [system] ')'==c
   Call: (227) [system] get_char((0x55fbb4538270), c)
   Exit: (227) [system] get_char((0x55fbb4538270), c)
   Call: (227) [system] c=(\)
   Fail: (227) [system] c=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _782288)
   Call: (228) [system] peek_char((0x55fbb4538270), _783222)
   Exit: (228) [system] peek_char((0x55fbb4538270), a)
^  Call: (228) [user] is_delimiter(a)
   Call: (229) [system] char_type(a, space)
   Fail: (229) [system] char_type(a, space)
   Call: (229) [system] arg(_787942, v('(', ')', end_of_file), a)
   Fail: (229) [system] arg(_788874, v('(', ')', end_of_file), a)
^  Fail: (228) [user] is_delimiter(a)
   Call: (228) [system] ')'==a
   Fail: (228) [system] ')'==a
   Call: (228) [system] get_char((0x55fbb4538270), a)
   Exit: (228) [system] get_char((0x55fbb4538270), a)
   Call: (228) [system] a=(\)
   Fail: (228) [system] a=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _796224)
   Call: (229) [system] peek_char((0x55fbb4538270), _797158)
   Exit: (229) [system] peek_char((0x55fbb4538270), t)
^  Call: (229) [user] is_delimiter(t)
   Call: (230) [system] char_type(t, space)
   Fail: (230) [system] char_type(t, space)
   Call: (230) [system] arg(_801878, v('(', ')', end_of_file), t)
   Fail: (230) [system] arg(_802810, v('(', ')', end_of_file), t)
^  Fail: (229) [user] is_delimiter(t)
   Call: (229) [system] ')'==t
   Fail: (229) [system] ')'==t
   Call: (229) [system] get_char((0x55fbb4538270), t)
   Exit: (229) [system] get_char((0x55fbb4538270), t)
   Call: (229) [system] t=(\)
   Fail: (229) [system] t=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _810160)
   Call: (230) [system] peek_char((0x55fbb4538270), _811094)
   Exit: (230) [system] peek_char((0x55fbb4538270), i)
^  Call: (230) [user] is_delimiter(i)
   Call: (231) [system] char_type(i, space)
   Fail: (231) [system] char_type(i, space)
   Call: (231) [system] arg(_815814, v('(', ')', end_of_file), i)
   Fail: (231) [system] arg(_816746, v('(', ')', end_of_file), i)
^  Fail: (230) [user] is_delimiter(i)
   Call: (230) [system] ')'==i
   Fail: (230) [system] ')'==i
   Call: (230) [system] get_char((0x55fbb4538270), i)
   Exit: (230) [system] get_char((0x55fbb4538270), i)
   Call: (230) [system] i=(\)
   Fail: (230) [system] i=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _824096)
   Call: (231) [system] peek_char((0x55fbb4538270), _825030)
   Exit: (231) [system] peek_char((0x55fbb4538270), o)
^  Call: (231) [user] is_delimiter(o)
   Call: (232) [system] char_type(o, space)
   Fail: (232) [system] char_type(o, space)
   Call: (232) [system] arg(_829750, v('(', ')', end_of_file), o)
   Fail: (232) [system] arg(_830682, v('(', ')', end_of_file), o)
^  Fail: (231) [user] is_delimiter(o)
   Call: (231) [system] ')'==o
   Fail: (231) [system] ')'==o
   Call: (231) [system] get_char((0x55fbb4538270), o)
   Exit: (231) [system] get_char((0x55fbb4538270), o)
   Call: (231) [system] o=(\)
   Fail: (231) [system] o=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _838032)
   Call: (232) [system] peek_char((0x55fbb4538270), _838966)
   Exit: (232) [system] peek_char((0x55fbb4538270), n)
^  Call: (232) [user] is_delimiter(n)
   Call: (233) [system] char_type(n, space)
   Fail: (233) [system] char_type(n, space)
   Call: (233) [system] arg(_843686, v('(', ')', end_of_file), n)
   Fail: (233) [system] arg(_844618, v('(', ')', end_of_file), n)
^  Fail: (232) [user] is_delimiter(n)
   Call: (232) [system] ')'==n
   Fail: (232) [system] ')'==n
   Call: (232) [system] get_char((0x55fbb4538270), n)
   Exit: (232) [system] get_char((0x55fbb4538270), n)
   Call: (232) [system] n=(\)
   Fail: (232) [system] n=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _851968)
   Call: (233) [system] peek_char((0x55fbb4538270), _852902)
   Exit: (233) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (233) [user] is_delimiter(' ')
   Call: (234) [system] char_type(' ', space)
   Exit: (234) [system] char_type(' ', space)
^  Exit: (233) [user] is_delimiter(' ')
   Call: (233) [system] _851968=[]
   Exit: (233) [system] []=[]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (232) [system] _838032=[n]
   Exit: (232) [system] [n]=[n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (231) [system] _824096=[o, n]
   Exit: (231) [system] [o, n]=[o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (230) [system] _810160=[i, o, n]
   Exit: (230) [system] [i, o, n]=[i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (229) [system] _796224=[t, i, o, n]
   Exit: (229) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (228) [system] _782288=[a, t, i, o, n]
   Exit: (228) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (227) [system] _768352=[c, a, t, i, o, n]
   Exit: (227) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (226) [system] _754416=[i, c, a, t, i, o, n]
   Exit: (226) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (225) [system] _740480=[l, i, c, a, t, i, o, n]
   Exit: (225) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (224) [system] _726544=[p, l, i, c, a, t, i, o, n]
   Exit: (224) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (223) [system] _712608=[m, p, l, i, c, a, t, i, o, n]
   Exit: (223) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (222) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _677098)
^  Call: (223) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _890126)
^  Call: (225) [system] setup_call_cleanup('$notrace'(_891078, _891080), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _890126), _891060, fail)), '$restore_trace'(_891078, _891080))
^  Call: (226) [system] sig_atomic(system:'$notrace'(_891078, _891080))
^  Exit: (225) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _890126), _891060, fail)), system:'$restore_trace'(3, -1))
   Call: (224) [system] atomic(_890126)
   Fail: (224) [system] atomic(_890126)
   Call: (224) [system] atom_chars(_890126, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (224) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (223) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (223) [system] integer('Implication')
   Fail: (223) [system] integer('Implication')
   Call: (223) [system] _677098='Implication'
   Exit: (223) [system] 'Implication'='Implication'
^  Exit: (222) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (221) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (220) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (220) [user] read_list(')', (0x55fbb4538270), _905076)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _906934)
   Exit: (222) [system] peek_char((0x55fbb4538270), ' ')
   Call: (222) [system] ' '=(;)
   Fail: (222) [system] ' '=(;)
   Call: (222) [system] ' '=(/)
   Fail: (222) [system] ' '=(/)
^  Call: (222) [user] is_like_space(' ')
   Call: (223) [system] char_type(' ', 'white')
   Exit: (223) [system] char_type(' ', 'white')
^  Exit: (222) [user] is_like_space(' ')
   Call: (222) [system] get_char((0x55fbb4538270), _916528)
   Exit: (222) [system] get_char((0x55fbb4538270), ' ')
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _919232)
   Exit: (223) [system] peek_char((0x55fbb4538270), '(')
   Call: (223) [system] '('=(;)
   Fail: (223) [system] '('=(;)
   Call: (223) [system] '('=(/)
   Fail: (223) [system] '('=(/)
^  Call: (223) [user] is_like_space('(')
   Call: (224) [system] char_type('(', 'white')
   Fail: (224) [system] char_type('(', 'white')
   Call: (224) [system] char_type('(', end_of_line)
   Fail: (224) [system] char_type('(', end_of_line)
   Call: (224) [system] char_type('(', space)
   Fail: (224) [system] char_type('(', space)
   Call: (224) [system] char_type('(', cntrl)
   Fail: (224) [system] char_type('(', cntrl)
^  Fail: (223) [user] is_like_space('(')
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _936166)
   Exit: (221) [system] peek_char((0x55fbb4538270), '(')
   Call: (221) [system] '('=')'
   Fail: (221) [system] '('=')'
   Call: (221) [system] '('=end_of_file
   Fail: (221) [system] '('=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55fbb4538270), _941736)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _943594)
   Exit: (223) [system] peek_char((0x55fbb4538270), '(')
   Call: (223) [system] '('=(;)
   Fail: (223) [system] '('=(;)
   Call: (223) [system] '('=(/)
   Fail: (223) [system] '('=(/)
^  Call: (223) [user] is_like_space('(')
   Call: (224) [system] char_type('(', 'white')
   Fail: (224) [system] char_type('(', 'white')
   Call: (224) [system] char_type('(', end_of_line)
   Fail: (224) [system] char_type('(', end_of_line)
   Call: (224) [system] char_type('(', space)
   Fail: (224) [system] char_type('(', space)
   Call: (224) [system] char_type('(', cntrl)
   Fail: (224) [system] char_type('(', cntrl)
^  Fail: (223) [user] is_like_space('(')
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] get_char((0x55fbb4538270), _959604)
   Exit: (222) [system] get_char((0x55fbb4538270), '(')
   Call: (222) [system] '('='('
   Exit: (222) [system] '('='('
^  Call: (222) [user] read_list(')', (0x55fbb4538270), _941736)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _965174)
   Exit: (224) [system] peek_char((0x55fbb4538270), 'A')
   Call: (224) [system] 'A'=(;)
   Fail: (224) [system] 'A'=(;)
   Call: (224) [system] 'A'=(/)
   Fail: (224) [system] 'A'=(/)
^  Call: (224) [user] is_like_space('A')
   Call: (225) [system] char_type('A', 'white')
   Fail: (225) [system] char_type('A', 'white')
   Call: (225) [system] char_type('A', end_of_line)
   Fail: (225) [system] char_type('A', end_of_line)
   Call: (225) [system] char_type('A', space)
   Fail: (225) [system] char_type('A', space)
   Call: (225) [system] char_type('A', cntrl)
   Fail: (225) [system] char_type('A', cntrl)
^  Fail: (224) [user] is_like_space('A')
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _981184)
   Exit: (223) [system] peek_char((0x55fbb4538270), 'A')
   Call: (223) [system] 'A'=')'
   Fail: (223) [system] 'A'=')'
   Call: (223) [system] 'A'=end_of_file
   Fail: (223) [system] 'A'=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55fbb4538270), _986754)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _988612)
   Exit: (225) [system] peek_char((0x55fbb4538270), 'A')
   Call: (225) [system] 'A'=(;)
   Fail: (225) [system] 'A'=(;)
   Call: (225) [system] 'A'=(/)
   Fail: (225) [system] 'A'=(/)
^  Call: (225) [user] is_like_space('A')
   Call: (226) [system] char_type('A', 'white')
   Fail: (226) [system] char_type('A', 'white')
   Call: (226) [system] char_type('A', end_of_line)
   Fail: (226) [system] char_type('A', end_of_line)
   Call: (226) [system] char_type('A', space)
   Fail: (226) [system] char_type('A', space)
   Call: (226) [system] char_type('A', cntrl)
   Fail: (226) [system] char_type('A', cntrl)
^  Fail: (225) [user] is_like_space('A')
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] get_char((0x55fbb4538270), _1004622)
   Exit: (224) [system] get_char((0x55fbb4538270), 'A')
   Call: (224) [system] 'A'='('
   Fail: (224) [system] 'A'='('
   Call: (224) [system] 'A'='['
   Fail: (224) [system] 'A'='['
   Call: (224) [system] 'A'='{'
   Fail: (224) [system] 'A'='{'
   Call: (224) [system] 'A'='"'
   Fail: (224) [system] 'A'='"'
   Call: (224) [system] 'A'=!
   Fail: (224) [system] 'A'=!
   Call: (224) [system] 'A'='\''
   Fail: (224) [system] 'A'='\''
   Call: (224) [system] 'A'='`'
   Fail: (224) [system] 'A'='`'
   Call: (224) [system] 'A'=end_of_file
   Fail: (224) [system] 'A'=end_of_file
^  Call: (224) [user] read_symbolic(')', (0x55fbb4538270), 'A', _986754)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _1022264)
   Call: (226) [system] peek_char((0x55fbb4538270), _1023198)
   Exit: (226) [system] peek_char((0x55fbb4538270), n)
^  Call: (226) [user] is_delimiter(n)
   Call: (227) [system] char_type(n, space)
   Fail: (227) [system] char_type(n, space)
   Call: (227) [system] arg(_1027918, v('(', ')', end_of_file), n)
   Fail: (227) [system] arg(_1028850, v('(', ')', end_of_file), n)
^  Fail: (226) [user] is_delimiter(n)
   Call: (226) [system] ')'==n
   Fail: (226) [system] ')'==n
   Call: (226) [system] get_char((0x55fbb4538270), n)
   Exit: (226) [system] get_char((0x55fbb4538270), n)
   Call: (226) [system] n=(\)
   Fail: (226) [system] n=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _1036200)
   Call: (227) [system] peek_char((0x55fbb4538270), _1037134)
   Exit: (227) [system] peek_char((0x55fbb4538270), d)
^  Call: (227) [user] is_delimiter(d)
   Call: (228) [system] char_type(d, space)
   Fail: (228) [system] char_type(d, space)
   Call: (228) [system] arg(_1041854, v('(', ')', end_of_file), d)
   Fail: (228) [system] arg(_1042786, v('(', ')', end_of_file), d)
^  Fail: (227) [user] is_delimiter(d)
   Call: (227) [system] ')'==d
   Fail: (227) [system] ')'==d
   Call: (227) [system] get_char((0x55fbb4538270), d)
   Exit: (227) [system] get_char((0x55fbb4538270), d)
   Call: (227) [system] d=(\)
   Fail: (227) [system] d=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _1050136)
   Call: (228) [system] peek_char((0x55fbb4538270), _1051070)
   Exit: (228) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (228) [user] is_delimiter('L')
   Call: (229) [system] char_type('L', space)
   Fail: (229) [system] char_type('L', space)
   Call: (229) [system] arg(_1055790, v('(', ')', end_of_file), 'L')
   Fail: (229) [system] arg(_1056722, v('(', ')', end_of_file), 'L')
^  Fail: (228) [user] is_delimiter('L')
   Call: (228) [system] ')'=='L'
   Fail: (228) [system] ')'=='L'
   Call: (228) [system] get_char((0x55fbb4538270), 'L')
   Exit: (228) [system] get_char((0x55fbb4538270), 'L')
   Call: (228) [system] 'L'=(\)
   Fail: (228) [system] 'L'=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _1064072)
   Call: (229) [system] peek_char((0x55fbb4538270), _1065006)
   Exit: (229) [system] peek_char((0x55fbb4538270), i)
^  Call: (229) [user] is_delimiter(i)
   Call: (230) [system] char_type(i, space)
   Fail: (230) [system] char_type(i, space)
   Call: (230) [system] arg(_1069726, v('(', ')', end_of_file), i)
   Fail: (230) [system] arg(_1070658, v('(', ')', end_of_file), i)
^  Fail: (229) [user] is_delimiter(i)
   Call: (229) [system] ')'==i
   Fail: (229) [system] ')'==i
   Call: (229) [system] get_char((0x55fbb4538270), i)
   Exit: (229) [system] get_char((0x55fbb4538270), i)
   Call: (229) [system] i=(\)
   Fail: (229) [system] i=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _1078008)
   Call: (230) [system] peek_char((0x55fbb4538270), _1078942)
   Exit: (230) [system] peek_char((0x55fbb4538270), n)
^  Call: (230) [user] is_delimiter(n)
   Call: (231) [system] char_type(n, space)
   Fail: (231) [system] char_type(n, space)
   Call: (231) [system] arg(_1083662, v('(', ')', end_of_file), n)
   Fail: (231) [system] arg(_1084594, v('(', ')', end_of_file), n)
^  Fail: (230) [user] is_delimiter(n)
   Call: (230) [system] ')'==n
   Fail: (230) [system] ')'==n
   Call: (230) [system] get_char((0x55fbb4538270), n)
   Exit: (230) [system] get_char((0x55fbb4538270), n)
   Call: (230) [system] n=(\)
   Fail: (230) [system] n=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _1091944)
   Call: (231) [system] peek_char((0x55fbb4538270), _1092878)
   Exit: (231) [system] peek_char((0x55fbb4538270), k)
^  Call: (231) [user] is_delimiter(k)
   Call: (232) [system] char_type(k, space)
   Fail: (232) [system] char_type(k, space)
   Call: (232) [system] arg(_1097598, v('(', ')', end_of_file), k)
   Fail: (232) [system] arg(_1098530, v('(', ')', end_of_file), k)
^  Fail: (231) [user] is_delimiter(k)
   Call: (231) [system] ')'==k
   Fail: (231) [system] ')'==k
   Call: (231) [system] get_char((0x55fbb4538270), k)
   Exit: (231) [system] get_char((0x55fbb4538270), k)
   Call: (231) [system] k=(\)
   Fail: (231) [system] k=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _1105880)
   Call: (232) [system] peek_char((0x55fbb4538270), _1106814)
   Exit: (232) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (232) [user] is_delimiter(' ')
   Call: (233) [system] char_type(' ', space)
   Exit: (233) [system] char_type(' ', space)
^  Exit: (232) [user] is_delimiter(' ')
   Call: (232) [system] _1105880=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (231) [system] _1091944=[k]
   Exit: (231) [system] [k]=[k]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (230) [system] _1078008=[n, k]
   Exit: (230) [system] [n, k]=[n, k]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (229) [system] _1064072=[i, n, k]
   Exit: (229) [system] [i, n, k]=[i, n, k]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (228) [system] _1050136=['L', i, n, k]
   Exit: (228) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (227) [system] _1036200=[d, 'L', i, n, k]
   Exit: (227) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (226) [system] _1022264=[n, d, 'L', i, n, k]
   Exit: (226) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (225) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _986754)
^  Call: (226) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _1132862)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_1133814, _1133816), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1132862), _1133796, fail)), '$restore_trace'(_1133814, _1133816))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_1133814, _1133816))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1132862), _1133796, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(_1132862)
   Fail: (227) [system] atomic(_1132862)
   Call: (227) [system] atom_chars(_1132862, ['A', n, d, 'L', i, n, k])
   Exit: (227) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (226) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (226) [system] integer('AndLink')
   Fail: (226) [system] integer('AndLink')
   Call: (226) [system] _986754='AndLink'
   Exit: (226) [system] 'AndLink'='AndLink'
^  Exit: (225) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (224) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (223) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (223) [user] read_list(')', (0x55fbb4538270), _1147812)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1149670)
   Exit: (225) [system] peek_char((0x55fbb4538270), ' ')
   Call: (225) [system] ' '=(;)
   Fail: (225) [system] ' '=(;)
   Call: (225) [system] ' '=(/)
   Fail: (225) [system] ' '=(/)
^  Call: (225) [user] is_like_space(' ')
   Call: (226) [system] char_type(' ', 'white')
   Exit: (226) [system] char_type(' ', 'white')
^  Exit: (225) [user] is_like_space(' ')
   Call: (225) [system] get_char((0x55fbb4538270), _1159264)
   Exit: (225) [system] get_char((0x55fbb4538270), ' ')
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1161968)
   Exit: (226) [system] peek_char((0x55fbb4538270), 'A')
   Call: (226) [system] 'A'=(;)
   Fail: (226) [system] 'A'=(;)
   Call: (226) [system] 'A'=(/)
   Fail: (226) [system] 'A'=(/)
^  Call: (226) [user] is_like_space('A')
   Call: (227) [system] char_type('A', 'white')
   Fail: (227) [system] char_type('A', 'white')
   Call: (227) [system] char_type('A', end_of_line)
   Fail: (227) [system] char_type('A', end_of_line)
   Call: (227) [system] char_type('A', space)
   Fail: (227) [system] char_type('A', space)
   Call: (227) [system] char_type('A', cntrl)
   Fail: (227) [system] char_type('A', cntrl)
^  Fail: (226) [user] is_like_space('A')
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1178902)
   Exit: (224) [system] peek_char((0x55fbb4538270), 'A')
   Call: (224) [system] 'A'=')'
   Fail: (224) [system] 'A'=')'
   Call: (224) [system] 'A'=end_of_file
   Fail: (224) [system] 'A'=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55fbb4538270), _1184472)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1186330)
   Exit: (226) [system] peek_char((0x55fbb4538270), 'A')
   Call: (226) [system] 'A'=(;)
   Fail: (226) [system] 'A'=(;)
   Call: (226) [system] 'A'=(/)
   Fail: (226) [system] 'A'=(/)
^  Call: (226) [user] is_like_space('A')
   Call: (227) [system] char_type('A', 'white')
   Fail: (227) [system] char_type('A', 'white')
   Call: (227) [system] char_type('A', end_of_line)
   Fail: (227) [system] char_type('A', end_of_line)
   Call: (227) [system] char_type('A', space)
   Fail: (227) [system] char_type('A', space)
   Call: (227) [system] char_type('A', cntrl)
   Fail: (227) [system] char_type('A', cntrl)
^  Fail: (226) [user] is_like_space('A')
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] get_char((0x55fbb4538270), _1202340)
   Exit: (225) [system] get_char((0x55fbb4538270), 'A')
   Call: (225) [system] 'A'='('
   Fail: (225) [system] 'A'='('
   Call: (225) [system] 'A'='['
   Fail: (225) [system] 'A'='['
   Call: (225) [system] 'A'='{'
   Fail: (225) [system] 'A'='{'
   Call: (225) [system] 'A'='"'
   Fail: (225) [system] 'A'='"'
   Call: (225) [system] 'A'=!
   Fail: (225) [system] 'A'=!
   Call: (225) [system] 'A'='\''
   Fail: (225) [system] 'A'='\''
   Call: (225) [system] 'A'='`'
   Fail: (225) [system] 'A'='`'
   Call: (225) [system] 'A'=end_of_file
   Fail: (225) [system] 'A'=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1184472)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _1219982)
   Call: (227) [system] peek_char((0x55fbb4538270), _1220916)
   Exit: (227) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (227) [user] is_delimiter(' ')
   Call: (228) [system] char_type(' ', space)
   Exit: (228) [system] char_type(' ', space)
^  Exit: (227) [user] is_delimiter(' ')
   Call: (227) [system] _1219982=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (226) [user] classify_and_convert_charseq(['A'], _1184472)
^  Call: (227) [user] classify_and_convert_charseq_(['A'], _1230200)
^  Call: (229) [system] setup_call_cleanup('$notrace'(_1231152, _1231154), once(user:catch(read_from_chars(['A'], _1230200), _1231134, fail)), '$restore_trace'(_1231152, _1231154))
^  Call: (230) [system] sig_atomic(system:'$notrace'(_1231152, _1231154))
^  Exit: (229) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1230200), _1231134, fail)), system:'$restore_trace'(3, -1))
   Call: (228) [system] atomic(_1230200)
   Fail: (228) [system] atomic(_1230200)
   Call: (228) [system] atom_chars(_1230200, ['A'])
   Exit: (228) [system] atom_chars('A', ['A'])
^  Exit: (227) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (227) [system] integer('A')
   Fail: (227) [system] integer('A')
   Call: (227) [system] _1184472='A'
   Exit: (227) [system] 'A'='A'
^  Exit: (226) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (225) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (224) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (224) [user] read_list(')', (0x55fbb4538270), _1245150)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1247008)
   Exit: (226) [system] peek_char((0x55fbb4538270), ' ')
   Call: (226) [system] ' '=(;)
   Fail: (226) [system] ' '=(;)
   Call: (226) [system] ' '=(/)
   Fail: (226) [system] ' '=(/)
^  Call: (226) [user] is_like_space(' ')
   Call: (227) [system] char_type(' ', 'white')
   Exit: (227) [system] char_type(' ', 'white')
^  Exit: (226) [user] is_like_space(' ')
   Call: (226) [system] get_char((0x55fbb4538270), _1256602)
   Exit: (226) [system] get_char((0x55fbb4538270), ' ')
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1259306)
   Exit: (227) [system] peek_char((0x55fbb4538270), 'B')
   Call: (227) [system] 'B'=(;)
   Fail: (227) [system] 'B'=(;)
   Call: (227) [system] 'B'=(/)
   Fail: (227) [system] 'B'=(/)
^  Call: (227) [user] is_like_space('B')
   Call: (228) [system] char_type('B', 'white')
   Fail: (228) [system] char_type('B', 'white')
   Call: (228) [system] char_type('B', end_of_line)
   Fail: (228) [system] char_type('B', end_of_line)
   Call: (228) [system] char_type('B', space)
   Fail: (228) [system] char_type('B', space)
   Call: (228) [system] char_type('B', cntrl)
   Fail: (228) [system] char_type('B', cntrl)
^  Fail: (227) [user] is_like_space('B')
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1276240)
   Exit: (225) [system] peek_char((0x55fbb4538270), 'B')
   Call: (225) [system] 'B'=')'
   Fail: (225) [system] 'B'=')'
   Call: (225) [system] 'B'=end_of_file
   Fail: (225) [system] 'B'=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55fbb4538270), _1281810)
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1283668)
   Exit: (227) [system] peek_char((0x55fbb4538270), 'B')
   Call: (227) [system] 'B'=(;)
   Fail: (227) [system] 'B'=(;)
   Call: (227) [system] 'B'=(/)
   Fail: (227) [system] 'B'=(/)
^  Call: (227) [user] is_like_space('B')
   Call: (228) [system] char_type('B', 'white')
   Fail: (228) [system] char_type('B', 'white')
   Call: (228) [system] char_type('B', end_of_line)
   Fail: (228) [system] char_type('B', end_of_line)
   Call: (228) [system] char_type('B', space)
   Fail: (228) [system] char_type('B', space)
   Call: (228) [system] char_type('B', cntrl)
   Fail: (228) [system] char_type('B', cntrl)
^  Fail: (227) [user] is_like_space('B')
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] get_char((0x55fbb4538270), _1299678)
   Exit: (226) [system] get_char((0x55fbb4538270), 'B')
   Call: (226) [system] 'B'='('
   Fail: (226) [system] 'B'='('
   Call: (226) [system] 'B'='['
   Fail: (226) [system] 'B'='['
   Call: (226) [system] 'B'='{'
   Fail: (226) [system] 'B'='{'
   Call: (226) [system] 'B'='"'
   Fail: (226) [system] 'B'='"'
   Call: (226) [system] 'B'=!
   Fail: (226) [system] 'B'=!
   Call: (226) [system] 'B'='\''
   Fail: (226) [system] 'B'='\''
   Call: (226) [system] 'B'='`'
   Fail: (226) [system] 'B'='`'
   Call: (226) [system] 'B'=end_of_file
   Fail: (226) [system] 'B'=end_of_file
^  Call: (226) [user] read_symbolic(')', (0x55fbb4538270), 'B', _1281810)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _1317320)
   Call: (228) [system] peek_char((0x55fbb4538270), _1318254)
   Exit: (228) [system] peek_char((0x55fbb4538270), ')')
^  Call: (228) [user] is_delimiter(')')
   Call: (229) [system] char_type(')', space)
   Fail: (229) [system] char_type(')', space)
   Call: (229) [system] arg(_1322974, v('(', ')', end_of_file), ')')
   Exit: (229) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (228) [user] is_delimiter(')')
   Call: (228) [system] _1317320=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (227) [user] classify_and_convert_charseq(['B'], _1281810)
^  Call: (228) [user] classify_and_convert_charseq_(['B'], _1329410)
^  Call: (230) [system] setup_call_cleanup('$notrace'(_1330362, _1330364), once(user:catch(read_from_chars(['B'], _1329410), _1330344, fail)), '$restore_trace'(_1330362, _1330364))
^  Call: (231) [system] sig_atomic(system:'$notrace'(_1330362, _1330364))
^  Exit: (230) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1329410), _1330344, fail)), system:'$restore_trace'(3, -1))
   Call: (229) [system] atomic(_1329410)
   Fail: (229) [system] atomic(_1329410)
   Call: (229) [system] atom_chars(_1329410, ['B'])
   Exit: (229) [system] atom_chars('B', ['B'])
^  Exit: (228) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (228) [system] integer('B')
   Fail: (228) [system] integer('B')
   Call: (228) [system] _1281810='B'
   Exit: (228) [system] 'B'='B'
^  Exit: (227) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (226) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (225) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (225) [user] read_list(')', (0x55fbb4538270), _1344360)
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1346218)
   Exit: (227) [system] peek_char((0x55fbb4538270), ')')
   Call: (227) [system] ')'=(;)
   Fail: (227) [system] ')'=(;)
   Call: (227) [system] ')'=(/)
   Fail: (227) [system] ')'=(/)
^  Call: (227) [user] is_like_space(')')
   Call: (228) [system] char_type(')', 'white')
   Fail: (228) [system] char_type(')', 'white')
   Call: (228) [system] char_type(')', end_of_line)
   Fail: (228) [system] char_type(')', end_of_line)
   Call: (228) [system] char_type(')', space)
   Fail: (228) [system] char_type(')', space)
   Call: (228) [system] char_type(')', cntrl)
   Fail: (228) [system] char_type(')', cntrl)
^  Fail: (227) [user] is_like_space(')')
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1362228)
   Exit: (226) [system] peek_char((0x55fbb4538270), ')')
   Call: (226) [system] ')'=')'
   Exit: (226) [system] ')'=')'
   Call: (226) [system] get_char((0x55fbb4538270), _1366018)
   Exit: (226) [system] get_char((0x55fbb4538270), ')')
   Call: (226) [system] _1344360=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_list(')', (0x55fbb4538270), [])
   Call: (225) [system] _1245150=['B']
   Exit: (225) [system] ['B']=['B']
^  Exit: (224) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (224) [system] _1147812=['A', 'B']
   Exit: (224) [system] ['A', 'B']=['A', 'B']
^  Exit: (223) [user] read_list(')', (0x55fbb4538270), ['A', 'B'])
   Call: (223) [system] _941736=['AndLink', 'A', 'B']
   Exit: (223) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (222) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Exit: (221) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Call: (221) [user] read_list(')', (0x55fbb4538270), _1379900)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _1381758)
   Exit: (223) [system] peek_char((0x55fbb4538270), ' ')
   Call: (223) [system] ' '=(;)
   Fail: (223) [system] ' '=(;)
   Call: (223) [system] ' '=(/)
   Fail: (223) [system] ' '=(/)
^  Call: (223) [user] is_like_space(' ')
   Call: (224) [system] char_type(' ', 'white')
   Exit: (224) [system] char_type(' ', 'white')
^  Exit: (223) [user] is_like_space(' ')
   Call: (223) [system] get_char((0x55fbb4538270), _1391352)
   Exit: (223) [system] get_char((0x55fbb4538270), ' ')
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1394056)
   Exit: (224) [system] peek_char((0x55fbb4538270), 'C')
   Call: (224) [system] 'C'=(;)
   Fail: (224) [system] 'C'=(;)
   Call: (224) [system] 'C'=(/)
   Fail: (224) [system] 'C'=(/)
^  Call: (224) [user] is_like_space('C')
   Call: (225) [system] char_type('C', 'white')
   Fail: (225) [system] char_type('C', 'white')
   Call: (225) [system] char_type('C', end_of_line)
   Fail: (225) [system] char_type('C', end_of_line)
   Call: (225) [system] char_type('C', space)
   Fail: (225) [system] char_type('C', space)
   Call: (225) [system] char_type('C', cntrl)
   Fail: (225) [system] char_type('C', cntrl)
^  Fail: (224) [user] is_like_space('C')
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _1410990)
   Exit: (222) [system] peek_char((0x55fbb4538270), 'C')
   Call: (222) [system] 'C'=')'
   Fail: (222) [system] 'C'=')'
   Call: (222) [system] 'C'=end_of_file
   Fail: (222) [system] 'C'=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55fbb4538270), _1416560)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1418418)
   Exit: (224) [system] peek_char((0x55fbb4538270), 'C')
   Call: (224) [system] 'C'=(;)
   Fail: (224) [system] 'C'=(;)
   Call: (224) [system] 'C'=(/)
   Fail: (224) [system] 'C'=(/)
^  Call: (224) [user] is_like_space('C')
   Call: (225) [system] char_type('C', 'white')
   Fail: (225) [system] char_type('C', 'white')
   Call: (225) [system] char_type('C', end_of_line)
   Fail: (225) [system] char_type('C', end_of_line)
   Call: (225) [system] char_type('C', space)
   Fail: (225) [system] char_type('C', space)
   Call: (225) [system] char_type('C', cntrl)
   Fail: (225) [system] char_type('C', cntrl)
^  Fail: (224) [user] is_like_space('C')
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] get_char((0x55fbb4538270), _1434428)
   Exit: (223) [system] get_char((0x55fbb4538270), 'C')
   Call: (223) [system] 'C'='('
   Fail: (223) [system] 'C'='('
   Call: (223) [system] 'C'='['
   Fail: (223) [system] 'C'='['
   Call: (223) [system] 'C'='{'
   Fail: (223) [system] 'C'='{'
   Call: (223) [system] 'C'='"'
   Fail: (223) [system] 'C'='"'
   Call: (223) [system] 'C'=!
   Fail: (223) [system] 'C'=!
   Call: (223) [system] 'C'='\''
   Fail: (223) [system] 'C'='\''
   Call: (223) [system] 'C'='`'
   Fail: (223) [system] 'C'='`'
   Call: (223) [system] 'C'=end_of_file
   Fail: (223) [system] 'C'=end_of_file
^  Call: (223) [user] read_symbolic(')', (0x55fbb4538270), 'C', _1416560)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _1452070)
   Call: (225) [system] peek_char((0x55fbb4538270), _1453004)
   Exit: (225) [system] peek_char((0x55fbb4538270), ')')
^  Call: (225) [user] is_delimiter(')')
   Call: (226) [system] char_type(')', space)
   Fail: (226) [system] char_type(')', space)
   Call: (226) [system] arg(_1457724, v('(', ')', end_of_file), ')')
   Exit: (226) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (225) [user] is_delimiter(')')
   Call: (225) [system] _1452070=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (224) [user] classify_and_convert_charseq(['C'], _1416560)
^  Call: (225) [user] classify_and_convert_charseq_(['C'], _1464160)
^  Call: (227) [system] setup_call_cleanup('$notrace'(_1465112, _1465114), once(user:catch(read_from_chars(['C'], _1464160), _1465094, fail)), '$restore_trace'(_1465112, _1465114))
^  Call: (228) [system] sig_atomic(system:'$notrace'(_1465112, _1465114))
^  Exit: (227) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1464160), _1465094, fail)), system:'$restore_trace'(3, -1))
   Call: (226) [system] atomic(_1464160)
   Fail: (226) [system] atomic(_1464160)
   Call: (226) [system] atom_chars(_1464160, ['C'])
   Exit: (226) [system] atom_chars('C', ['C'])
^  Exit: (225) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (225) [system] integer('C')
   Fail: (225) [system] integer('C')
   Call: (225) [system] _1416560='C'
   Exit: (225) [system] 'C'='C'
^  Exit: (224) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (223) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (222) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (222) [user] read_list(')', (0x55fbb4538270), _1479110)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1480968)
   Exit: (224) [system] peek_char((0x55fbb4538270), ')')
   Call: (224) [system] ')'=(;)
   Fail: (224) [system] ')'=(;)
   Call: (224) [system] ')'=(/)
   Fail: (224) [system] ')'=(/)
^  Call: (224) [user] is_like_space(')')
   Call: (225) [system] char_type(')', 'white')
   Fail: (225) [system] char_type(')', 'white')
   Call: (225) [system] char_type(')', end_of_line)
   Fail: (225) [system] char_type(')', end_of_line)
   Call: (225) [system] char_type(')', space)
   Fail: (225) [system] char_type(')', space)
   Call: (225) [system] char_type(')', cntrl)
   Fail: (225) [system] char_type(')', cntrl)
^  Fail: (224) [user] is_like_space(')')
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _1496978)
   Exit: (223) [system] peek_char((0x55fbb4538270), ')')
   Call: (223) [system] ')'=')'
   Exit: (223) [system] ')'=')'
   Call: (223) [system] get_char((0x55fbb4538270), _1500768)
   Exit: (223) [system] get_char((0x55fbb4538270), ')')
   Call: (223) [system] _1479110=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_list(')', (0x55fbb4538270), [])
   Call: (222) [system] _1379900=['C']
   Exit: (222) [system] ['C']=['C']
^  Exit: (221) [user] read_list(')', (0x55fbb4538270), ['C'])
   Call: (221) [system] _905076=[['AndLink', 'A', 'B'], 'C']
   Exit: (221) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (220) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'A', 'B'], 'C'])
   Call: (220) [system] _632080=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (220) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (219) [user] read_list(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (218) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (218) [user] read_list(')', (0x55fbb4538270), _1514650)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _1516508)
   Exit: (220) [system] peek_char((0x55fbb4538270), ' ')
   Call: (220) [system] ' '=(;)
   Fail: (220) [system] ' '=(;)
   Call: (220) [system] ' '=(/)
   Fail: (220) [system] ' '=(/)
^  Call: (220) [user] is_like_space(' ')
   Call: (221) [system] char_type(' ', 'white')
   Exit: (221) [system] char_type(' ', 'white')
^  Exit: (220) [user] is_like_space(' ')
   Call: (220) [system] get_char((0x55fbb4538270), _1526102)
   Exit: (220) [system] get_char((0x55fbb4538270), ' ')
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _1528806)
   Exit: (221) [system] peek_char((0x55fbb4538270), 'A')
   Call: (221) [system] 'A'=(;)
   Fail: (221) [system] 'A'=(;)
   Call: (221) [system] 'A'=(/)
   Fail: (221) [system] 'A'=(/)
^  Call: (221) [user] is_like_space('A')
   Call: (222) [system] char_type('A', 'white')
   Fail: (222) [system] char_type('A', 'white')
   Call: (222) [system] char_type('A', end_of_line)
   Fail: (222) [system] char_type('A', end_of_line)
   Call: (222) [system] char_type('A', space)
   Fail: (222) [system] char_type('A', space)
   Call: (222) [system] char_type('A', cntrl)
   Fail: (222) [system] char_type('A', cntrl)
^  Fail: (221) [user] is_like_space('A')
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _1545740)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'A')
   Call: (219) [system] 'A'=')'
   Fail: (219) [system] 'A'=')'
   Call: (219) [system] 'A'=end_of_file
   Fail: (219) [system] 'A'=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55fbb4538270), _1551310)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _1553168)
   Exit: (221) [system] peek_char((0x55fbb4538270), 'A')
   Call: (221) [system] 'A'=(;)
   Fail: (221) [system] 'A'=(;)
   Call: (221) [system] 'A'=(/)
   Fail: (221) [system] 'A'=(/)
^  Call: (221) [user] is_like_space('A')
   Call: (222) [system] char_type('A', 'white')
   Fail: (222) [system] char_type('A', 'white')
   Call: (222) [system] char_type('A', end_of_line)
   Fail: (222) [system] char_type('A', end_of_line)
   Call: (222) [system] char_type('A', space)
   Fail: (222) [system] char_type('A', space)
   Call: (222) [system] char_type('A', cntrl)
   Fail: (222) [system] char_type('A', cntrl)
^  Fail: (221) [user] is_like_space('A')
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] get_char((0x55fbb4538270), _1569178)
   Exit: (220) [system] get_char((0x55fbb4538270), 'A')
   Call: (220) [system] 'A'='('
   Fail: (220) [system] 'A'='('
   Call: (220) [system] 'A'='['
   Fail: (220) [system] 'A'='['
   Call: (220) [system] 'A'='{'
   Fail: (220) [system] 'A'='{'
   Call: (220) [system] 'A'='"'
   Fail: (220) [system] 'A'='"'
   Call: (220) [system] 'A'=!
   Fail: (220) [system] 'A'=!
   Call: (220) [system] 'A'='\''
   Fail: (220) [system] 'A'='\''
   Call: (220) [system] 'A'='`'
   Fail: (220) [system] 'A'='`'
   Call: (220) [system] 'A'=end_of_file
   Fail: (220) [system] 'A'=end_of_file
^  Call: (220) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1551310)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1586820)
   Call: (222) [system] peek_char((0x55fbb4538270), _1587754)
   Exit: (222) [system] peek_char((0x55fbb4538270), ')')
^  Call: (222) [user] is_delimiter(')')
   Call: (223) [system] char_type(')', space)
   Fail: (223) [system] char_type(')', space)
   Call: (223) [system] arg(_1592474, v('(', ')', end_of_file), ')')
   Exit: (223) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (222) [user] is_delimiter(')')
   Call: (222) [system] _1586820=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (221) [user] classify_and_convert_charseq(['A'], _1551310)
^  Call: (222) [user] classify_and_convert_charseq_(['A'], _1598910)
^  Call: (224) [system] setup_call_cleanup('$notrace'(_1599862, _1599864), once(user:catch(read_from_chars(['A'], _1598910), _1599844, fail)), '$restore_trace'(_1599862, _1599864))
^  Call: (225) [system] sig_atomic(system:'$notrace'(_1599862, _1599864))
^  Exit: (224) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1598910), _1599844, fail)), system:'$restore_trace'(3, -1))
   Call: (223) [system] atomic(_1598910)
   Fail: (223) [system] atomic(_1598910)
   Call: (223) [system] atom_chars(_1598910, ['A'])
   Exit: (223) [system] atom_chars('A', ['A'])
^  Exit: (222) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (222) [system] integer('A')
   Fail: (222) [system] integer('A')
   Call: (222) [system] _1551310='A'
   Exit: (222) [system] 'A'='A'
^  Exit: (221) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (220) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (219) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (219) [user] read_list(')', (0x55fbb4538270), _1613860)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _1615718)
   Exit: (221) [system] peek_char((0x55fbb4538270), ')')
   Call: (221) [system] ')'=(;)
   Fail: (221) [system] ')'=(;)
   Call: (221) [system] ')'=(/)
   Fail: (221) [system] ')'=(/)
^  Call: (221) [user] is_like_space(')')
   Call: (222) [system] char_type(')', 'white')
   Fail: (222) [system] char_type(')', 'white')
   Call: (222) [system] char_type(')', end_of_line)
   Fail: (222) [system] char_type(')', end_of_line)
   Call: (222) [system] char_type(')', space)
   Fail: (222) [system] char_type(')', space)
   Call: (222) [system] char_type(')', cntrl)
   Fail: (222) [system] char_type(')', cntrl)
^  Fail: (221) [user] is_like_space(')')
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _1631728)
   Exit: (220) [system] peek_char((0x55fbb4538270), ')')
   Call: (220) [system] ')'=')'
   Exit: (220) [system] ')'=')'
   Call: (220) [system] get_char((0x55fbb4538270), _1635518)
   Exit: (220) [system] get_char((0x55fbb4538270), ')')
   Call: (220) [system] _1613860=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_list(')', (0x55fbb4538270), [])
   Call: (219) [system] _1514650=['A']
   Exit: (219) [system] ['A']=['A']
^  Exit: (218) [user] read_list(')', (0x55fbb4538270), ['A'])
   Call: (218) [system] _595420=[['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']
   Exit: (218) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']=[['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']
^  Exit: (217) [user] read_list(')', (0x55fbb4538270), [['Implication', ['AndLink', 'A', 'B'], 'C'], 'A'])
   Call: (217) [system] _406074=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']
   Exit: (217) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']
^  Exit: (216) [user] read_list(')', (0x55fbb4538270), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A'])
^  Exit: (215) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A'])
^  Call: (215) [user] read_list(')', (0x55fbb4538270), _1649400)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1651258)
   Exit: (217) [system] peek_char((0x55fbb4538270), ')')
   Call: (217) [system] ')'=(;)
   Fail: (217) [system] ')'=(;)
   Call: (217) [system] ')'=(/)
   Fail: (217) [system] ')'=(/)
^  Call: (217) [user] is_like_space(')')
   Call: (218) [system] char_type(')', 'white')
   Fail: (218) [system] char_type(')', 'white')
   Call: (218) [system] char_type(')', end_of_line)
   Fail: (218) [system] char_type(')', end_of_line)
   Call: (218) [system] char_type(')', space)
   Fail: (218) [system] char_type(')', space)
   Call: (218) [system] char_type(')', cntrl)
   Fail: (218) [system] char_type(')', cntrl)
^  Fail: (217) [user] is_like_space(')')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1667268)
   Exit: (216) [system] peek_char((0x55fbb4538270), ')')
   Call: (216) [system] ')'=')'
   Exit: (216) [system] ')'=')'
   Call: (216) [system] get_char((0x55fbb4538270), _1671058)
   Exit: (216) [system] get_char((0x55fbb4538270), ')')
   Call: (216) [system] _1649400=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_list(')', (0x55fbb4538270), [])
   Call: (215) [system] _369414=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
   Exit: (215) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
^  Exit: (214) [user] read_list(')', (0x55fbb4538270), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']])
   Call: (214) [system] _5428=[['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
   Exit: (214) [system] [['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]=[['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
^  Exit: (213) [user] read_list(')', (0x55fbb4538270), [['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']])
   Call: (213) [system] _5420=[:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
   Exit: (213) [system] [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]=[:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
^  Exit: (212) [user] read_list(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']])
^  Exit: (211) [user] cont_sexpr(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']])
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _1684940)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1686798)
   Exit: (213) [system] peek_char((0x55fbb4538270), '\n')
   Call: (213) [system] '\n'=(;)
   Fail: (213) [system] '\n'=(;)
   Call: (213) [system] '\n'=(/)
   Fail: (213) [system] '\n'=(/)
^  Call: (213) [user] is_like_space('\n')
   Call: (214) [system] char_type('\n', 'white')
   Fail: (214) [system] char_type('\n', 'white')
   Call: (214) [system] char_type('\n', end_of_line)
   Exit: (214) [system] char_type('\n', end_of_line)
^  Exit: (213) [user] is_like_space('\n')
   Call: (213) [system] get_char((0x55fbb4538270), _1698248)
   Exit: (213) [system] get_char((0x55fbb4538270), '\n')
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1700952)
   Exit: (214) [system] peek_char((0x55fbb4538270), '\t')
   Call: (214) [system] '\t'=(;)
   Fail: (214) [system] '\t'=(;)
   Call: (214) [system] '\t'=(/)
   Fail: (214) [system] '\t'=(/)
^  Call: (214) [user] is_like_space('\t')
   Call: (215) [system] char_type('\t', 'white')
   Exit: (215) [system] char_type('\t', 'white')
^  Exit: (214) [user] is_like_space('\t')
   Call: (214) [system] get_char((0x55fbb4538270), _1710546)
   Exit: (214) [system] get_char((0x55fbb4538270), '\t')
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1713250)
   Exit: (215) [system] peek_char((0x55fbb4538270), '\t')
   Call: (215) [system] '\t'=(;)
   Fail: (215) [system] '\t'=(;)
   Call: (215) [system] '\t'=(/)
   Fail: (215) [system] '\t'=(/)
^  Call: (215) [user] is_like_space('\t')
   Call: (216) [system] char_type('\t', 'white')
   Exit: (216) [system] char_type('\t', 'white')
^  Exit: (215) [user] is_like_space('\t')
   Call: (215) [system] get_char((0x55fbb4538270), _1722844)
   Exit: (215) [system] get_char((0x55fbb4538270), '\t')
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1725548)
   Exit: (216) [system] peek_char((0x55fbb4538270), ' ')
   Call: (216) [system] ' '=(;)
   Fail: (216) [system] ' '=(;)
   Call: (216) [system] ' '=(/)
   Fail: (216) [system] ' '=(/)
^  Call: (216) [user] is_like_space(' ')
   Call: (217) [system] char_type(' ', 'white')
   Exit: (217) [system] char_type(' ', 'white')
^  Exit: (216) [user] is_like_space(' ')
   Call: (216) [system] get_char((0x55fbb4538270), _1735142)
   Exit: (216) [system] get_char((0x55fbb4538270), ' ')
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1737846)
   Exit: (217) [system] peek_char((0x55fbb4538270), '(')
   Call: (217) [system] '('=(;)
   Fail: (217) [system] '('=(;)
   Call: (217) [system] '('=(/)
   Fail: (217) [system] '('=(/)
^  Call: (217) [user] is_like_space('(')
   Call: (218) [system] char_type('(', 'white')
   Fail: (218) [system] char_type('(', 'white')
   Call: (218) [system] char_type('(', end_of_line)
   Fail: (218) [system] char_type('(', end_of_line)
   Call: (218) [system] char_type('(', space)
   Fail: (218) [system] char_type('(', space)
   Call: (218) [system] char_type('(', cntrl)
   Fail: (218) [system] char_type('(', cntrl)
^  Fail: (217) [user] is_like_space('(')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1757552)
   Exit: (212) [system] peek_char((0x55fbb4538270), '(')
   Call: (212) [system] '('=')'
   Fail: (212) [system] '('=')'
   Call: (212) [system] '('=end_of_file
   Fail: (212) [system] '('=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55fbb4538270), _1763122)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1764980)
   Exit: (214) [system] peek_char((0x55fbb4538270), '(')
   Call: (214) [system] '('=(;)
   Fail: (214) [system] '('=(;)
   Call: (214) [system] '('=(/)
   Fail: (214) [system] '('=(/)
^  Call: (214) [user] is_like_space('(')
   Call: (215) [system] char_type('(', 'white')
   Fail: (215) [system] char_type('(', 'white')
   Call: (215) [system] char_type('(', end_of_line)
   Fail: (215) [system] char_type('(', end_of_line)
   Call: (215) [system] char_type('(', space)
   Fail: (215) [system] char_type('(', space)
   Call: (215) [system] char_type('(', cntrl)
   Fail: (215) [system] char_type('(', cntrl)
^  Fail: (214) [user] is_like_space('(')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] get_char((0x55fbb4538270), _1780990)
   Exit: (213) [system] get_char((0x55fbb4538270), '(')
   Call: (213) [system] '('='('
   Exit: (213) [system] '('='('
^  Call: (213) [user] read_list(')', (0x55fbb4538270), _1763122)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1786560)
   Exit: (215) [system] peek_char((0x55fbb4538270), :)
   Call: (215) [system] (:)=(;)
   Fail: (215) [system] (:)=(;)
   Call: (215) [system] (:)=(/)
   Fail: (215) [system] (:)=(/)
^  Call: (215) [user] is_like_space(:)
   Call: (216) [system] char_type(:, 'white')
   Fail: (216) [system] char_type(:, 'white')
   Call: (216) [system] char_type(:, end_of_line)
   Fail: (216) [system] char_type(:, end_of_line)
   Call: (216) [system] char_type(:, space)
   Fail: (216) [system] char_type(:, space)
   Call: (216) [system] char_type(:, cntrl)
   Fail: (216) [system] char_type(:, cntrl)
^  Fail: (215) [user] is_like_space(:)
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1802570)
   Exit: (214) [system] peek_char((0x55fbb4538270), :)
   Call: (214) [system] (:)=')'
   Fail: (214) [system] (:)=')'
   Call: (214) [system] (:)=end_of_file
   Fail: (214) [system] (:)=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55fbb4538270), _1808140)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1809998)
   Exit: (216) [system] peek_char((0x55fbb4538270), :)
   Call: (216) [system] (:)=(;)
   Fail: (216) [system] (:)=(;)
   Call: (216) [system] (:)=(/)
   Fail: (216) [system] (:)=(/)
^  Call: (216) [user] is_like_space(:)
   Call: (217) [system] char_type(:, 'white')
   Fail: (217) [system] char_type(:, 'white')
   Call: (217) [system] char_type(:, end_of_line)
   Fail: (217) [system] char_type(:, end_of_line)
   Call: (217) [system] char_type(:, space)
   Fail: (217) [system] char_type(:, space)
   Call: (217) [system] char_type(:, cntrl)
   Fail: (217) [system] char_type(:, cntrl)
^  Fail: (216) [user] is_like_space(:)
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] get_char((0x55fbb4538270), _1826008)
   Exit: (215) [system] get_char((0x55fbb4538270), :)
   Call: (215) [system] (:)='('
   Fail: (215) [system] (:)='('
   Call: (215) [system] (:)='['
   Fail: (215) [system] (:)='['
   Call: (215) [system] (:)='{'
   Fail: (215) [system] (:)='{'
   Call: (215) [system] (:)='"'
   Fail: (215) [system] (:)='"'
   Call: (215) [system] (:)=!
   Fail: (215) [system] (:)=!
   Call: (215) [system] (:)='\''
   Fail: (215) [system] (:)='\''
   Call: (215) [system] (:)='`'
   Fail: (215) [system] (:)='`'
   Call: (215) [system] (:)=end_of_file
   Fail: (215) [system] (:)=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55fbb4538270), :, _1808140)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1843650)
   Call: (217) [system] peek_char((0x55fbb4538270), _1844584)
   Exit: (217) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (217) [user] is_delimiter(' ')
   Call: (218) [system] char_type(' ', space)
   Exit: (218) [system] char_type(' ', space)
^  Exit: (217) [user] is_delimiter(' ')
   Call: (217) [system] _1843650=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (216) [user] classify_and_convert_charseq([:], _1808140)
^  Call: (217) [user] classify_and_convert_charseq_([:], _1853868)
^  Call: (219) [system] setup_call_cleanup('$notrace'(_1854820, _1854822), once(user:catch(read_from_chars([:], _1853868), _1854802, fail)), '$restore_trace'(_1854820, _1854822))
^  Call: (220) [system] sig_atomic(system:'$notrace'(_1854820, _1854822))
^  Exit: (219) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1854802, fail)), system:'$restore_trace'(3, -1))
   Call: (218) [system] atomic(:)
   Exit: (218) [system] atomic(:)
^  Exit: (217) [user] classify_and_convert_charseq_([:], :)
   Call: (217) [system] integer(:)
   Fail: (217) [system] integer(:)
   Call: (217) [system] _1808140=(:)
   Exit: (217) [system] (:)=(:)
^  Exit: (216) [user] classify_and_convert_charseq([:], :)
^  Exit: (215) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (214) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (214) [user] read_list(')', (0x55fbb4538270), _1866948)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1868806)
   Exit: (216) [system] peek_char((0x55fbb4538270), ' ')
   Call: (216) [system] ' '=(;)
   Fail: (216) [system] ' '=(;)
   Call: (216) [system] ' '=(/)
   Fail: (216) [system] ' '=(/)
^  Call: (216) [user] is_like_space(' ')
   Call: (217) [system] char_type(' ', 'white')
   Exit: (217) [system] char_type(' ', 'white')
^  Exit: (216) [user] is_like_space(' ')
   Call: (216) [system] get_char((0x55fbb4538270), _1878400)
   Exit: (216) [system] get_char((0x55fbb4538270), ' ')
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1881104)
   Exit: (217) [system] peek_char((0x55fbb4538270), '(')
   Call: (217) [system] '('=(;)
   Fail: (217) [system] '('=(;)
   Call: (217) [system] '('=(/)
   Fail: (217) [system] '('=(/)
^  Call: (217) [user] is_like_space('(')
   Call: (218) [system] char_type('(', 'white')
   Fail: (218) [system] char_type('(', 'white')
   Call: (218) [system] char_type('(', end_of_line)
   Fail: (218) [system] char_type('(', end_of_line)
   Call: (218) [system] char_type('(', space)
   Fail: (218) [system] char_type('(', space)
   Call: (218) [system] char_type('(', cntrl)
   Fail: (218) [system] char_type('(', cntrl)
^  Fail: (217) [user] is_like_space('(')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1898038)
   Exit: (215) [system] peek_char((0x55fbb4538270), '(')
   Call: (215) [system] '('=')'
   Fail: (215) [system] '('=')'
   Call: (215) [system] '('=end_of_file
   Fail: (215) [system] '('=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55fbb4538270), _1903608)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1905466)
   Exit: (217) [system] peek_char((0x55fbb4538270), '(')
   Call: (217) [system] '('=(;)
   Fail: (217) [system] '('=(;)
   Call: (217) [system] '('=(/)
   Fail: (217) [system] '('=(/)
^  Call: (217) [user] is_like_space('(')
   Call: (218) [system] char_type('(', 'white')
   Fail: (218) [system] char_type('(', 'white')
   Call: (218) [system] char_type('(', end_of_line)
   Fail: (218) [system] char_type('(', end_of_line)
   Call: (218) [system] char_type('(', space)
   Fail: (218) [system] char_type('(', space)
   Call: (218) [system] char_type('(', cntrl)
   Fail: (218) [system] char_type('(', cntrl)
^  Fail: (217) [user] is_like_space('(')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] get_char((0x55fbb4538270), _1921476)
   Exit: (216) [system] get_char((0x55fbb4538270), '(')
   Call: (216) [system] '('='('
   Exit: (216) [system] '('='('
^  Call: (216) [user] read_list(')', (0x55fbb4538270), _1903608)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1927046)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'D')
   Call: (218) [system] 'D'=(;)
   Fail: (218) [system] 'D'=(;)
   Call: (218) [system] 'D'=(/)
   Fail: (218) [system] 'D'=(/)
^  Call: (218) [user] is_like_space('D')
   Call: (219) [system] char_type('D', 'white')
   Fail: (219) [system] char_type('D', 'white')
   Call: (219) [system] char_type('D', end_of_line)
   Fail: (219) [system] char_type('D', end_of_line)
   Call: (219) [system] char_type('D', space)
   Fail: (219) [system] char_type('D', space)
   Call: (219) [system] char_type('D', cntrl)
   Fail: (219) [system] char_type('D', cntrl)
^  Fail: (218) [user] is_like_space('D')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1943056)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'D')
   Call: (217) [system] 'D'=')'
   Fail: (217) [system] 'D'=')'
   Call: (217) [system] 'D'=end_of_file
   Fail: (217) [system] 'D'=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55fbb4538270), _1948626)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _1950484)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'D')
   Call: (219) [system] 'D'=(;)
   Fail: (219) [system] 'D'=(;)
   Call: (219) [system] 'D'=(/)
   Fail: (219) [system] 'D'=(/)
^  Call: (219) [user] is_like_space('D')
   Call: (220) [system] char_type('D', 'white')
   Fail: (220) [system] char_type('D', 'white')
   Call: (220) [system] char_type('D', end_of_line)
   Fail: (220) [system] char_type('D', end_of_line)
   Call: (220) [system] char_type('D', space)
   Fail: (220) [system] char_type('D', space)
   Call: (220) [system] char_type('D', cntrl)
   Fail: (220) [system] char_type('D', cntrl)
^  Fail: (219) [user] is_like_space('D')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] get_char((0x55fbb4538270), _1966494)
   Exit: (218) [system] get_char((0x55fbb4538270), 'D')
   Call: (218) [system] 'D'='('
   Fail: (218) [system] 'D'='('
   Call: (218) [system] 'D'='['
   Fail: (218) [system] 'D'='['
   Call: (218) [system] 'D'='{'
   Fail: (218) [system] 'D'='{'
   Call: (218) [system] 'D'='"'
   Fail: (218) [system] 'D'='"'
   Call: (218) [system] 'D'=!
   Fail: (218) [system] 'D'=!
   Call: (218) [system] 'D'='\''
   Fail: (218) [system] 'D'='\''
   Call: (218) [system] 'D'='`'
   Fail: (218) [system] 'D'='`'
   Call: (218) [system] 'D'=end_of_file
   Fail: (218) [system] 'D'=end_of_file
^  Call: (218) [user] read_symbolic(')', (0x55fbb4538270), 'D', _1948626)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1984136)
   Call: (220) [system] peek_char((0x55fbb4538270), _1985070)
   Exit: (220) [system] peek_char((0x55fbb4538270), i)
^  Call: (220) [user] is_delimiter(i)
   Call: (221) [system] char_type(i, space)
   Fail: (221) [system] char_type(i, space)
   Call: (221) [system] arg(_1989790, v('(', ')', end_of_file), i)
   Fail: (221) [system] arg(_1990722, v('(', ')', end_of_file), i)
^  Fail: (220) [user] is_delimiter(i)
   Call: (220) [system] ')'==i
   Fail: (220) [system] ')'==i
   Call: (220) [system] get_char((0x55fbb4538270), i)
   Exit: (220) [system] get_char((0x55fbb4538270), i)
   Call: (220) [system] i=(\)
   Fail: (220) [system] i=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1998072)
   Call: (221) [system] peek_char((0x55fbb4538270), _1999006)
   Exit: (221) [system] peek_char((0x55fbb4538270), s)
^  Call: (221) [user] is_delimiter(s)
   Call: (222) [system] char_type(s, space)
   Fail: (222) [system] char_type(s, space)
   Call: (222) [system] arg(_2003726, v('(', ')', end_of_file), s)
   Fail: (222) [system] arg(_2004658, v('(', ')', end_of_file), s)
^  Fail: (221) [user] is_delimiter(s)
   Call: (221) [system] ')'==s
   Fail: (221) [system] ')'==s
   Call: (221) [system] get_char((0x55fbb4538270), s)
   Exit: (221) [system] get_char((0x55fbb4538270), s)
   Call: (221) [system] s=(\)
   Fail: (221) [system] s=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _2012008)
   Call: (222) [system] peek_char((0x55fbb4538270), _2012942)
   Exit: (222) [system] peek_char((0x55fbb4538270), j)
^  Call: (222) [user] is_delimiter(j)
   Call: (223) [system] char_type(j, space)
   Fail: (223) [system] char_type(j, space)
   Call: (223) [system] arg(_2017662, v('(', ')', end_of_file), j)
   Fail: (223) [system] arg(_2018594, v('(', ')', end_of_file), j)
^  Fail: (222) [user] is_delimiter(j)
   Call: (222) [system] ')'==j
   Fail: (222) [system] ')'==j
   Call: (222) [system] get_char((0x55fbb4538270), j)
   Exit: (222) [system] get_char((0x55fbb4538270), j)
   Call: (222) [system] j=(\)
   Fail: (222) [system] j=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _2025944)
   Call: (223) [system] peek_char((0x55fbb4538270), _2026878)
   Exit: (223) [system] peek_char((0x55fbb4538270), u)
^  Call: (223) [user] is_delimiter(u)
   Call: (224) [system] char_type(u, space)
   Fail: (224) [system] char_type(u, space)
   Call: (224) [system] arg(_2031598, v('(', ')', end_of_file), u)
   Fail: (224) [system] arg(_2032530, v('(', ')', end_of_file), u)
^  Fail: (223) [user] is_delimiter(u)
   Call: (223) [system] ')'==u
   Fail: (223) [system] ')'==u
   Call: (223) [system] get_char((0x55fbb4538270), u)
   Exit: (223) [system] get_char((0x55fbb4538270), u)
   Call: (223) [system] u=(\)
   Fail: (223) [system] u=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _2039880)
   Call: (224) [system] peek_char((0x55fbb4538270), _2040814)
   Exit: (224) [system] peek_char((0x55fbb4538270), n)
^  Call: (224) [user] is_delimiter(n)
   Call: (225) [system] char_type(n, space)
   Fail: (225) [system] char_type(n, space)
   Call: (225) [system] arg(_2045534, v('(', ')', end_of_file), n)
   Fail: (225) [system] arg(_2046466, v('(', ')', end_of_file), n)
^  Fail: (224) [user] is_delimiter(n)
   Call: (224) [system] ')'==n
   Fail: (224) [system] ')'==n
   Call: (224) [system] get_char((0x55fbb4538270), n)
   Exit: (224) [system] get_char((0x55fbb4538270), n)
   Call: (224) [system] n=(\)
   Fail: (224) [system] n=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _2053816)
   Call: (225) [system] peek_char((0x55fbb4538270), _2054750)
   Exit: (225) [system] peek_char((0x55fbb4538270), c)
^  Call: (225) [user] is_delimiter(c)
   Call: (226) [system] char_type(c, space)
   Fail: (226) [system] char_type(c, space)
   Call: (226) [system] arg(_2059470, v('(', ')', end_of_file), c)
   Fail: (226) [system] arg(_2060402, v('(', ')', end_of_file), c)
^  Fail: (225) [user] is_delimiter(c)
   Call: (225) [system] ')'==c
   Fail: (225) [system] ')'==c
   Call: (225) [system] get_char((0x55fbb4538270), c)
   Exit: (225) [system] get_char((0x55fbb4538270), c)
   Call: (225) [system] c=(\)
   Fail: (225) [system] c=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _2067752)
   Call: (226) [system] peek_char((0x55fbb4538270), _2068686)
   Exit: (226) [system] peek_char((0x55fbb4538270), t)
^  Call: (226) [user] is_delimiter(t)
   Call: (227) [system] char_type(t, space)
   Fail: (227) [system] char_type(t, space)
   Call: (227) [system] arg(_2073406, v('(', ')', end_of_file), t)
   Fail: (227) [system] arg(_2074338, v('(', ')', end_of_file), t)
^  Fail: (226) [user] is_delimiter(t)
   Call: (226) [system] ')'==t
   Fail: (226) [system] ')'==t
   Call: (226) [system] get_char((0x55fbb4538270), t)
   Exit: (226) [system] get_char((0x55fbb4538270), t)
   Call: (226) [system] t=(\)
   Fail: (226) [system] t=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _2081688)
   Call: (227) [system] peek_char((0x55fbb4538270), _2082622)
   Exit: (227) [system] peek_char((0x55fbb4538270), i)
^  Call: (227) [user] is_delimiter(i)
   Call: (228) [system] char_type(i, space)
   Fail: (228) [system] char_type(i, space)
   Call: (228) [system] arg(_2087342, v('(', ')', end_of_file), i)
   Fail: (228) [system] arg(_2088274, v('(', ')', end_of_file), i)
^  Fail: (227) [user] is_delimiter(i)
   Call: (227) [system] ')'==i
   Fail: (227) [system] ')'==i
   Call: (227) [system] get_char((0x55fbb4538270), i)
   Exit: (227) [system] get_char((0x55fbb4538270), i)
   Call: (227) [system] i=(\)
   Fail: (227) [system] i=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _2095624)
   Call: (228) [system] peek_char((0x55fbb4538270), _5574)
   Exit: (228) [system] peek_char((0x55fbb4538270), o)
^  Call: (228) [user] is_delimiter(o)
   Call: (229) [system] char_type(o, space)
   Fail: (229) [system] char_type(o, space)
   Call: (229) [system] arg(_10036, v('(', ')', end_of_file), o)
   Fail: (229) [system] arg(_10968, v('(', ')', end_of_file), o)
^  Fail: (228) [user] is_delimiter(o)
   Call: (228) [system] ')'==o
   Fail: (228) [system] ')'==o
   Call: (228) [system] get_char((0x55fbb4538270), o)
   Exit: (228) [system] get_char((0x55fbb4538270), o)
   Call: (228) [system] o=(\)
   Fail: (228) [system] o=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _18318)
   Call: (229) [system] peek_char((0x55fbb4538270), _19252)
   Exit: (229) [system] peek_char((0x55fbb4538270), n)
^  Call: (229) [user] is_delimiter(n)
   Call: (230) [system] char_type(n, space)
   Fail: (230) [system] char_type(n, space)
   Call: (230) [system] arg(_23972, v('(', ')', end_of_file), n)
   Fail: (230) [system] arg(_24904, v('(', ')', end_of_file), n)
^  Fail: (229) [user] is_delimiter(n)
   Call: (229) [system] ')'==n
   Fail: (229) [system] ')'==n
   Call: (229) [system] get_char((0x55fbb4538270), n)
   Exit: (229) [system] get_char((0x55fbb4538270), n)
   Call: (229) [system] n=(\)
   Fail: (229) [system] n=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _32254)
   Call: (230) [system] peek_char((0x55fbb4538270), _33188)
   Exit: (230) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (230) [user] is_delimiter('I')
   Call: (231) [system] char_type('I', space)
   Fail: (231) [system] char_type('I', space)
   Call: (231) [system] arg(_37908, v('(', ')', end_of_file), 'I')
   Fail: (231) [system] arg(_38840, v('(', ')', end_of_file), 'I')
^  Fail: (230) [user] is_delimiter('I')
   Call: (230) [system] ')'=='I'
   Fail: (230) [system] ')'=='I'
   Call: (230) [system] get_char((0x55fbb4538270), 'I')
   Exit: (230) [system] get_char((0x55fbb4538270), 'I')
   Call: (230) [system] 'I'=(\)
   Fail: (230) [system] 'I'=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _46190)
   Call: (231) [system] peek_char((0x55fbb4538270), _47124)
   Exit: (231) [system] peek_char((0x55fbb4538270), n)
^  Call: (231) [user] is_delimiter(n)
   Call: (232) [system] char_type(n, space)
   Fail: (232) [system] char_type(n, space)
   Call: (232) [system] arg(_51844, v('(', ')', end_of_file), n)
   Fail: (232) [system] arg(_52776, v('(', ')', end_of_file), n)
^  Fail: (231) [user] is_delimiter(n)
   Call: (231) [system] ')'==n
   Fail: (231) [system] ')'==n
   Call: (231) [system] get_char((0x55fbb4538270), n)
   Exit: (231) [system] get_char((0x55fbb4538270), n)
   Call: (231) [system] n=(\)
   Fail: (231) [system] n=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _60126)
   Call: (232) [system] peek_char((0x55fbb4538270), _61060)
   Exit: (232) [system] peek_char((0x55fbb4538270), t)
^  Call: (232) [user] is_delimiter(t)
   Call: (233) [system] char_type(t, space)
   Fail: (233) [system] char_type(t, space)
   Call: (233) [system] arg(_65780, v('(', ')', end_of_file), t)
   Fail: (233) [system] arg(_66712, v('(', ')', end_of_file), t)
^  Fail: (232) [user] is_delimiter(t)
   Call: (232) [system] ')'==t
   Fail: (232) [system] ')'==t
   Call: (232) [system] get_char((0x55fbb4538270), t)
   Exit: (232) [system] get_char((0x55fbb4538270), t)
   Call: (232) [system] t=(\)
   Fail: (232) [system] t=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _74062)
   Call: (233) [system] peek_char((0x55fbb4538270), _74996)
   Exit: (233) [system] peek_char((0x55fbb4538270), r)
^  Call: (233) [user] is_delimiter(r)
   Call: (234) [system] char_type(r, space)
   Fail: (234) [system] char_type(r, space)
   Call: (234) [system] arg(_79716, v('(', ')', end_of_file), r)
   Fail: (234) [system] arg(_80648, v('(', ')', end_of_file), r)
^  Fail: (233) [user] is_delimiter(r)
   Call: (233) [system] ')'==r
   Fail: (233) [system] ')'==r
   Call: (233) [system] get_char((0x55fbb4538270), r)
   Exit: (233) [system] get_char((0x55fbb4538270), r)
   Call: (233) [system] r=(\)
   Fail: (233) [system] r=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _87998)
   Call: (234) [system] peek_char((0x55fbb4538270), _88932)
   Exit: (234) [system] peek_char((0x55fbb4538270), o)
^  Call: (234) [user] is_delimiter(o)
   Call: (235) [system] char_type(o, space)
   Fail: (235) [system] char_type(o, space)
   Call: (235) [system] arg(_93652, v('(', ')', end_of_file), o)
   Fail: (235) [system] arg(_94584, v('(', ')', end_of_file), o)
^  Fail: (234) [user] is_delimiter(o)
   Call: (234) [system] ')'==o
   Fail: (234) [system] ')'==o
   Call: (234) [system] get_char((0x55fbb4538270), o)
   Exit: (234) [system] get_char((0x55fbb4538270), o)
   Call: (234) [system] o=(\)
   Fail: (234) [system] o=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _101934)
   Call: (235) [system] peek_char((0x55fbb4538270), _102868)
   Exit: (235) [system] peek_char((0x55fbb4538270), d)
^  Call: (235) [user] is_delimiter(d)
   Call: (236) [system] char_type(d, space)
   Fail: (236) [system] char_type(d, space)
   Call: (236) [system] arg(_107588, v('(', ')', end_of_file), d)
   Fail: (236) [system] arg(_108520, v('(', ')', end_of_file), d)
^  Fail: (235) [user] is_delimiter(d)
   Call: (235) [system] ')'==d
   Fail: (235) [system] ')'==d
   Call: (235) [system] get_char((0x55fbb4538270), d)
   Exit: (235) [system] get_char((0x55fbb4538270), d)
   Call: (235) [system] d=(\)
   Fail: (235) [system] d=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), _115870)
   Call: (236) [system] peek_char((0x55fbb4538270), _116804)
   Exit: (236) [system] peek_char((0x55fbb4538270), u)
^  Call: (236) [user] is_delimiter(u)
   Call: (237) [system] char_type(u, space)
   Fail: (237) [system] char_type(u, space)
   Call: (237) [system] arg(_121524, v('(', ')', end_of_file), u)
   Fail: (237) [system] arg(_122456, v('(', ')', end_of_file), u)
^  Fail: (236) [user] is_delimiter(u)
   Call: (236) [system] ')'==u
   Fail: (236) [system] ')'==u
   Call: (236) [system] get_char((0x55fbb4538270), u)
   Exit: (236) [system] get_char((0x55fbb4538270), u)
   Call: (236) [system] u=(\)
   Fail: (236) [system] u=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), _129806)
   Call: (237) [system] peek_char((0x55fbb4538270), _130740)
   Exit: (237) [system] peek_char((0x55fbb4538270), c)
^  Call: (237) [user] is_delimiter(c)
   Call: (238) [system] char_type(c, space)
   Fail: (238) [system] char_type(c, space)
   Call: (238) [system] arg(_135460, v('(', ')', end_of_file), c)
   Fail: (238) [system] arg(_136392, v('(', ')', end_of_file), c)
^  Fail: (237) [user] is_delimiter(c)
   Call: (237) [system] ')'==c
   Fail: (237) [system] ')'==c
   Call: (237) [system] get_char((0x55fbb4538270), c)
   Exit: (237) [system] get_char((0x55fbb4538270), c)
   Call: (237) [system] c=(\)
   Fail: (237) [system] c=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), _143742)
   Call: (238) [system] peek_char((0x55fbb4538270), _144676)
   Exit: (238) [system] peek_char((0x55fbb4538270), t)
^  Call: (238) [user] is_delimiter(t)
   Call: (239) [system] char_type(t, space)
   Fail: (239) [system] char_type(t, space)
   Call: (239) [system] arg(_149396, v('(', ')', end_of_file), t)
   Fail: (239) [system] arg(_150328, v('(', ')', end_of_file), t)
^  Fail: (238) [user] is_delimiter(t)
   Call: (238) [system] ')'==t
   Fail: (238) [system] ')'==t
   Call: (238) [system] get_char((0x55fbb4538270), t)
   Exit: (238) [system] get_char((0x55fbb4538270), t)
   Call: (238) [system] t=(\)
   Fail: (238) [system] t=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), _157678)
   Call: (239) [system] peek_char((0x55fbb4538270), _158612)
   Exit: (239) [system] peek_char((0x55fbb4538270), i)
^  Call: (239) [user] is_delimiter(i)
   Call: (240) [system] char_type(i, space)
   Fail: (240) [system] char_type(i, space)
   Call: (240) [system] arg(_163332, v('(', ')', end_of_file), i)
   Fail: (240) [system] arg(_164264, v('(', ')', end_of_file), i)
^  Fail: (239) [user] is_delimiter(i)
   Call: (239) [system] ')'==i
   Fail: (239) [system] ')'==i
   Call: (239) [system] get_char((0x55fbb4538270), i)
   Exit: (239) [system] get_char((0x55fbb4538270), i)
   Call: (239) [system] i=(\)
   Fail: (239) [system] i=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55fbb4538270), _171614)
   Call: (240) [system] peek_char((0x55fbb4538270), _172548)
   Exit: (240) [system] peek_char((0x55fbb4538270), o)
^  Call: (240) [user] is_delimiter(o)
   Call: (241) [system] char_type(o, space)
   Fail: (241) [system] char_type(o, space)
   Call: (241) [system] arg(_177268, v('(', ')', end_of_file), o)
   Fail: (241) [system] arg(_178200, v('(', ')', end_of_file), o)
^  Fail: (240) [user] is_delimiter(o)
   Call: (240) [system] ')'==o
   Fail: (240) [system] ')'==o
   Call: (240) [system] get_char((0x55fbb4538270), o)
   Exit: (240) [system] get_char((0x55fbb4538270), o)
   Call: (240) [system] o=(\)
   Fail: (240) [system] o=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55fbb4538270), _185550)
   Call: (241) [system] peek_char((0x55fbb4538270), _186484)
   Exit: (241) [system] peek_char((0x55fbb4538270), n)
^  Call: (241) [user] is_delimiter(n)
   Call: (242) [system] char_type(n, space)
   Fail: (242) [system] char_type(n, space)
   Call: (242) [system] arg(_191204, v('(', ')', end_of_file), n)
   Fail: (242) [system] arg(_192136, v('(', ')', end_of_file), n)
^  Fail: (241) [user] is_delimiter(n)
   Call: (241) [system] ')'==n
   Fail: (241) [system] ')'==n
   Call: (241) [system] get_char((0x55fbb4538270), n)
   Exit: (241) [system] get_char((0x55fbb4538270), n)
   Call: (241) [system] n=(\)
   Fail: (241) [system] n=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55fbb4538270), _199486)
   Call: (242) [system] peek_char((0x55fbb4538270), _200420)
   Exit: (242) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (242) [user] is_delimiter(' ')
   Call: (243) [system] char_type(' ', space)
   Exit: (243) [system] char_type(' ', space)
^  Exit: (242) [user] is_delimiter(' ')
   Call: (242) [system] _199486=[]
   Exit: (242) [system] []=[]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (241) [system] _185550=[n]
   Exit: (241) [system] [n]=[n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (240) [system] _171614=[o, n]
   Exit: (240) [system] [o, n]=[o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (239) [system] _157678=[i, o, n]
   Exit: (239) [system] [i, o, n]=[i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (238) [system] _143742=[t, i, o, n]
   Exit: (238) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (237) [system] _129806=[c, t, i, o, n]
   Exit: (237) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (236) [system] _115870=[u, c, t, i, o, n]
   Exit: (236) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (235) [system] _101934=[d, u, c, t, i, o, n]
   Exit: (235) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (234) [system] _87998=[o, d, u, c, t, i, o, n]
   Exit: (234) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (233) [system] _74062=[r, o, d, u, c, t, i, o, n]
   Exit: (233) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (232) [system] _60126=[t, r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (231) [system] _46190=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _32254=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _18318=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _5570=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _5566=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _5562=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _5558=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _5554=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _5550=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _5546=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _5542=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _5538=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (219) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _5534)
^  Call: (220) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _271172)
^  Call: (222) [system] setup_call_cleanup('$notrace'(_272124, _272126), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _271172), _272106, fail)), '$restore_trace'(_272124, _272126))
^  Call: (223) [system] sig_atomic(system:'$notrace'(_272124, _272126))
^  Exit: (222) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _271172), _272106, fail)), system:'$restore_trace'(3, -1))
   Call: (221) [system] atomic(_271172)
   Fail: (221) [system] atomic(_271172)
   Call: (221) [system] atom_chars(_271172, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (221) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (220) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
   Call: (220) [system] integer('DisjunctionIntroduction')
   Fail: (220) [system] integer('DisjunctionIntroduction')
   Call: (220) [system] _5534='DisjunctionIntroduction'
   Exit: (220) [system] 'DisjunctionIntroduction'='DisjunctionIntroduction'
^  Exit: (219) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (218) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'DisjunctionIntroduction')
^  Exit: (217) [user] cont_sexpr(')', (0x55fbb4538270), 'DisjunctionIntroduction')
^  Call: (217) [user] read_list(')', (0x55fbb4538270), _286122)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _287980)
   Exit: (219) [system] peek_char((0x55fbb4538270), ' ')
   Call: (219) [system] ' '=(;)
   Fail: (219) [system] ' '=(;)
   Call: (219) [system] ' '=(/)
   Fail: (219) [system] ' '=(/)
^  Call: (219) [user] is_like_space(' ')
   Call: (220) [system] char_type(' ', 'white')
   Exit: (220) [system] char_type(' ', 'white')
^  Exit: (219) [user] is_like_space(' ')
   Call: (219) [system] get_char((0x55fbb4538270), _297574)
   Exit: (219) [system] get_char((0x55fbb4538270), ' ')
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _300278)
   Exit: (220) [system] peek_char((0x55fbb4538270), a)
   Call: (220) [system] a=(;)
   Fail: (220) [system] a=(;)
   Call: (220) [system] a=(/)
   Fail: (220) [system] a=(/)
^  Call: (220) [user] is_like_space(a)
   Call: (221) [system] char_type(a, 'white')
   Fail: (221) [system] char_type(a, 'white')
   Call: (221) [system] char_type(a, end_of_line)
   Fail: (221) [system] char_type(a, end_of_line)
   Call: (221) [system] char_type(a, space)
   Fail: (221) [system] char_type(a, space)
   Call: (221) [system] char_type(a, cntrl)
   Fail: (221) [system] char_type(a, cntrl)
^  Fail: (220) [user] is_like_space(a)
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _317212)
   Exit: (218) [system] peek_char((0x55fbb4538270), a)
   Call: (218) [system] a=')'
   Fail: (218) [system] a=')'
   Call: (218) [system] a=end_of_file
   Fail: (218) [system] a=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55fbb4538270), _322782)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _324640)
   Exit: (220) [system] peek_char((0x55fbb4538270), a)
   Call: (220) [system] a=(;)
   Fail: (220) [system] a=(;)
   Call: (220) [system] a=(/)
   Fail: (220) [system] a=(/)
^  Call: (220) [user] is_like_space(a)
   Call: (221) [system] char_type(a, 'white')
   Fail: (221) [system] char_type(a, 'white')
   Call: (221) [system] char_type(a, end_of_line)
   Fail: (221) [system] char_type(a, end_of_line)
   Call: (221) [system] char_type(a, space)
   Fail: (221) [system] char_type(a, space)
   Call: (221) [system] char_type(a, cntrl)
   Fail: (221) [system] char_type(a, cntrl)
^  Fail: (220) [user] is_like_space(a)
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] get_char((0x55fbb4538270), _340650)
   Exit: (219) [system] get_char((0x55fbb4538270), a)
   Call: (219) [system] a='('
   Fail: (219) [system] a='('
   Call: (219) [system] a='['
   Fail: (219) [system] a='['
   Call: (219) [system] a='{'
   Fail: (219) [system] a='{'
   Call: (219) [system] a='"'
   Fail: (219) [system] a='"'
   Call: (219) [system] a=!
   Fail: (219) [system] a=!
   Call: (219) [system] a='\''
   Fail: (219) [system] a='\''
   Call: (219) [system] a='`'
   Fail: (219) [system] a='`'
   Call: (219) [system] a=end_of_file
   Fail: (219) [system] a=end_of_file
^  Call: (219) [user] read_symbolic(')', (0x55fbb4538270), a, _322782)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _358292)
   Call: (221) [system] peek_char((0x55fbb4538270), _359226)
   Exit: (221) [system] peek_char((0x55fbb4538270), b)
^  Call: (221) [user] is_delimiter(b)
   Call: (222) [system] char_type(b, space)
   Fail: (222) [system] char_type(b, space)
   Call: (222) [system] arg(_363946, v('(', ')', end_of_file), b)
   Fail: (222) [system] arg(_364878, v('(', ')', end_of_file), b)
^  Fail: (221) [user] is_delimiter(b)
   Call: (221) [system] ')'==b
   Fail: (221) [system] ')'==b
   Call: (221) [system] get_char((0x55fbb4538270), b)
   Exit: (221) [system] get_char((0x55fbb4538270), b)
   Call: (221) [system] b=(\)
   Fail: (221) [system] b=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _372228)
   Call: (222) [system] peek_char((0x55fbb4538270), _373162)
   Exit: (222) [system] peek_char((0x55fbb4538270), c)
^  Call: (222) [user] is_delimiter(c)
   Call: (223) [system] char_type(c, space)
   Fail: (223) [system] char_type(c, space)
   Call: (223) [system] arg(_377882, v('(', ')', end_of_file), c)
   Fail: (223) [system] arg(_378814, v('(', ')', end_of_file), c)
^  Fail: (222) [user] is_delimiter(c)
   Call: (222) [system] ')'==c
   Fail: (222) [system] ')'==c
   Call: (222) [system] get_char((0x55fbb4538270), c)
   Exit: (222) [system] get_char((0x55fbb4538270), c)
   Call: (222) [system] c=(\)
   Fail: (222) [system] c=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _386164)
   Call: (223) [system] peek_char((0x55fbb4538270), _387098)
   Exit: (223) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (223) [user] is_delimiter(' ')
   Call: (224) [system] char_type(' ', space)
   Exit: (224) [system] char_type(' ', space)
^  Exit: (223) [user] is_delimiter(' ')
   Call: (223) [system] _386164=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (222) [system] _372228=[c]
   Exit: (222) [system] [c]=[c]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [c])
   Call: (221) [system] _358292=[b, c]
   Exit: (221) [system] [b, c]=[b, c]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [b, c])
^  Call: (220) [user] classify_and_convert_charseq([a, b, c], _322782)
^  Call: (221) [user] classify_and_convert_charseq_([a, b, c], _401970)
^  Call: (223) [system] setup_call_cleanup('$notrace'(_402922, _402924), once(user:catch(read_from_chars([a, b, c], _401970), _402904, fail)), '$restore_trace'(_402922, _402924))
^  Call: (224) [system] sig_atomic(system:'$notrace'(_402922, _402924))
^  Exit: (223) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _402904, fail)), system:'$restore_trace'(3, -1))
   Call: (222) [system] atomic(abc)
   Exit: (222) [system] atomic(abc)
^  Exit: (221) [user] classify_and_convert_charseq_([a, b, c], abc)
   Call: (221) [system] integer(abc)
   Fail: (221) [system] integer(abc)
   Call: (221) [system] _322782=abc
   Exit: (221) [system] abc=abc
^  Exit: (220) [user] classify_and_convert_charseq([a, b, c], abc)
^  Exit: (219) [user] read_symbolic(')', (0x55fbb4538270), a, abc)
^  Exit: (218) [user] cont_sexpr(')', (0x55fbb4538270), abc)
^  Call: (218) [user] read_list(')', (0x55fbb4538270), _415050)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _416908)
   Exit: (220) [system] peek_char((0x55fbb4538270), ' ')
   Call: (220) [system] ' '=(;)
   Fail: (220) [system] ' '=(;)
   Call: (220) [system] ' '=(/)
   Fail: (220) [system] ' '=(/)
^  Call: (220) [user] is_like_space(' ')
   Call: (221) [system] char_type(' ', 'white')
   Exit: (221) [system] char_type(' ', 'white')
^  Exit: (220) [user] is_like_space(' ')
   Call: (220) [system] get_char((0x55fbb4538270), _426502)
   Exit: (220) [system] get_char((0x55fbb4538270), ' ')
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _429206)
   Exit: (221) [system] peek_char((0x55fbb4538270), a)
   Call: (221) [system] a=(;)
   Fail: (221) [system] a=(;)
   Call: (221) [system] a=(/)
   Fail: (221) [system] a=(/)
^  Call: (221) [user] is_like_space(a)
   Call: (222) [system] char_type(a, 'white')
   Fail: (222) [system] char_type(a, 'white')
   Call: (222) [system] char_type(a, end_of_line)
   Fail: (222) [system] char_type(a, end_of_line)
   Call: (222) [system] char_type(a, space)
   Fail: (222) [system] char_type(a, space)
   Call: (222) [system] char_type(a, cntrl)
   Fail: (222) [system] char_type(a, cntrl)
^  Fail: (221) [user] is_like_space(a)
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _446140)
   Exit: (219) [system] peek_char((0x55fbb4538270), a)
   Call: (219) [system] a=')'
   Fail: (219) [system] a=')'
   Call: (219) [system] a=end_of_file
   Fail: (219) [system] a=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55fbb4538270), _451710)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _453568)
   Exit: (221) [system] peek_char((0x55fbb4538270), a)
   Call: (221) [system] a=(;)
   Fail: (221) [system] a=(;)
   Call: (221) [system] a=(/)
   Fail: (221) [system] a=(/)
^  Call: (221) [user] is_like_space(a)
   Call: (222) [system] char_type(a, 'white')
   Fail: (222) [system] char_type(a, 'white')
   Call: (222) [system] char_type(a, end_of_line)
   Fail: (222) [system] char_type(a, end_of_line)
   Call: (222) [system] char_type(a, space)
   Fail: (222) [system] char_type(a, space)
   Call: (222) [system] char_type(a, cntrl)
   Fail: (222) [system] char_type(a, cntrl)
^  Fail: (221) [user] is_like_space(a)
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] get_char((0x55fbb4538270), _469578)
   Exit: (220) [system] get_char((0x55fbb4538270), a)
   Call: (220) [system] a='('
   Fail: (220) [system] a='('
   Call: (220) [system] a='['
   Fail: (220) [system] a='['
   Call: (220) [system] a='{'
   Fail: (220) [system] a='{'
   Call: (220) [system] a='"'
   Fail: (220) [system] a='"'
   Call: (220) [system] a=!
   Fail: (220) [system] a=!
   Call: (220) [system] a='\''
   Fail: (220) [system] a='\''
   Call: (220) [system] a='`'
   Fail: (220) [system] a='`'
   Call: (220) [system] a=end_of_file
   Fail: (220) [system] a=end_of_file
^  Call: (220) [user] read_symbolic(')', (0x55fbb4538270), a, _451710)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _487220)
   Call: (222) [system] peek_char((0x55fbb4538270), _488154)
   Exit: (222) [system] peek_char((0x55fbb4538270), ')')
^  Call: (222) [user] is_delimiter(')')
   Call: (223) [system] char_type(')', space)
   Fail: (223) [system] char_type(')', space)
   Call: (223) [system] arg(_492874, v('(', ')', end_of_file), ')')
   Exit: (223) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (222) [user] is_delimiter(')')
   Call: (222) [system] _487220=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (221) [user] classify_and_convert_charseq([a], _451710)
^  Call: (222) [user] classify_and_convert_charseq_([a], _499310)
^  Call: (224) [system] setup_call_cleanup('$notrace'(_500262, _500264), once(user:catch(read_from_chars([a], _499310), _500244, fail)), '$restore_trace'(_500262, _500264))
^  Call: (225) [system] sig_atomic(system:'$notrace'(_500262, _500264))
^  Exit: (224) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _500244, fail)), system:'$restore_trace'(3, -1))
   Call: (223) [system] atomic(a)
   Exit: (223) [system] atomic(a)
^  Exit: (222) [user] classify_and_convert_charseq_([a], a)
   Call: (222) [system] integer(a)
   Fail: (222) [system] integer(a)
   Call: (222) [system] _451710=a
   Exit: (222) [system] a=a
^  Exit: (221) [user] classify_and_convert_charseq([a], a)
^  Exit: (220) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (219) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (219) [user] read_list(')', (0x55fbb4538270), _512390)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _514248)
   Exit: (221) [system] peek_char((0x55fbb4538270), ')')
   Call: (221) [system] ')'=(;)
   Fail: (221) [system] ')'=(;)
   Call: (221) [system] ')'=(/)
   Fail: (221) [system] ')'=(/)
^  Call: (221) [user] is_like_space(')')
   Call: (222) [system] char_type(')', 'white')
   Fail: (222) [system] char_type(')', 'white')
   Call: (222) [system] char_type(')', end_of_line)
   Fail: (222) [system] char_type(')', end_of_line)
   Call: (222) [system] char_type(')', space)
   Fail: (222) [system] char_type(')', space)
   Call: (222) [system] char_type(')', cntrl)
   Fail: (222) [system] char_type(')', cntrl)
^  Fail: (221) [user] is_like_space(')')
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _530258)
   Exit: (220) [system] peek_char((0x55fbb4538270), ')')
   Call: (220) [system] ')'=')'
   Exit: (220) [system] ')'=')'
   Call: (220) [system] get_char((0x55fbb4538270), _534048)
   Exit: (220) [system] get_char((0x55fbb4538270), ')')
   Call: (220) [system] _512390=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_list(')', (0x55fbb4538270), [])
   Call: (219) [system] _415050=[a]
   Exit: (219) [system] [a]=[a]
^  Exit: (218) [user] read_list(')', (0x55fbb4538270), [a])
   Call: (218) [system] _286122=[abc, a]
   Exit: (218) [system] [abc, a]=[abc, a]
^  Exit: (217) [user] read_list(')', (0x55fbb4538270), [abc, a])
   Call: (217) [system] _5528=['DisjunctionIntroduction', abc, a]
   Exit: (217) [system] ['DisjunctionIntroduction', abc, a]=['DisjunctionIntroduction', abc, a]
^  Exit: (216) [user] read_list(')', (0x55fbb4538270), ['DisjunctionIntroduction', abc, a])
^  Exit: (215) [user] cont_sexpr(')', (0x55fbb4538270), ['DisjunctionIntroduction', abc, a])
^  Call: (215) [user] read_list(')', (0x55fbb4538270), _547930)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _549788)
   Exit: (217) [system] peek_char((0x55fbb4538270), ' ')
   Call: (217) [system] ' '=(;)
   Fail: (217) [system] ' '=(;)
   Call: (217) [system] ' '=(/)
   Fail: (217) [system] ' '=(/)
^  Call: (217) [user] is_like_space(' ')
   Call: (218) [system] char_type(' ', 'white')
   Exit: (218) [system] char_type(' ', 'white')
^  Exit: (217) [user] is_like_space(' ')
   Call: (217) [system] get_char((0x55fbb4538270), _559382)
   Exit: (217) [system] get_char((0x55fbb4538270), ' ')
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _562086)
   Exit: (218) [system] peek_char((0x55fbb4538270), '(')
   Call: (218) [system] '('=(;)
   Fail: (218) [system] '('=(;)
   Call: (218) [system] '('=(/)
   Fail: (218) [system] '('=(/)
^  Call: (218) [user] is_like_space('(')
   Call: (219) [system] char_type('(', 'white')
   Fail: (219) [system] char_type('(', 'white')
   Call: (219) [system] char_type('(', end_of_line)
   Fail: (219) [system] char_type('(', end_of_line)
   Call: (219) [system] char_type('(', space)
   Fail: (219) [system] char_type('(', space)
   Call: (219) [system] char_type('(', cntrl)
   Fail: (219) [system] char_type('(', cntrl)
^  Fail: (218) [user] is_like_space('(')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _579020)
   Exit: (216) [system] peek_char((0x55fbb4538270), '(')
   Call: (216) [system] '('=')'
   Fail: (216) [system] '('=')'
   Call: (216) [system] '('=end_of_file
   Fail: (216) [system] '('=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55fbb4538270), _584590)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _586448)
   Exit: (218) [system] peek_char((0x55fbb4538270), '(')
   Call: (218) [system] '('=(;)
   Fail: (218) [system] '('=(;)
   Call: (218) [system] '('=(/)
   Fail: (218) [system] '('=(/)
^  Call: (218) [user] is_like_space('(')
   Call: (219) [system] char_type('(', 'white')
   Fail: (219) [system] char_type('(', 'white')
   Call: (219) [system] char_type('(', end_of_line)
   Fail: (219) [system] char_type('(', end_of_line)
   Call: (219) [system] char_type('(', space)
   Fail: (219) [system] char_type('(', space)
   Call: (219) [system] char_type('(', cntrl)
   Fail: (219) [system] char_type('(', cntrl)
^  Fail: (218) [user] is_like_space('(')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] get_char((0x55fbb4538270), _602458)
   Exit: (217) [system] get_char((0x55fbb4538270), '(')
   Call: (217) [system] '('='('
   Exit: (217) [system] '('='('
^  Call: (217) [user] read_list(')', (0x55fbb4538270), _584590)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _608028)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'O')
   Call: (219) [system] 'O'=(;)
   Fail: (219) [system] 'O'=(;)
   Call: (219) [system] 'O'=(/)
   Fail: (219) [system] 'O'=(/)
^  Call: (219) [user] is_like_space('O')
   Call: (220) [system] char_type('O', 'white')
   Fail: (220) [system] char_type('O', 'white')
   Call: (220) [system] char_type('O', end_of_line)
   Fail: (220) [system] char_type('O', end_of_line)
   Call: (220) [system] char_type('O', space)
   Fail: (220) [system] char_type('O', space)
   Call: (220) [system] char_type('O', cntrl)
   Fail: (220) [system] char_type('O', cntrl)
^  Fail: (219) [user] is_like_space('O')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _624038)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'O')
   Call: (218) [system] 'O'=')'
   Fail: (218) [system] 'O'=')'
   Call: (218) [system] 'O'=end_of_file
   Fail: (218) [system] 'O'=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55fbb4538270), _629608)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _631466)
   Exit: (220) [system] peek_char((0x55fbb4538270), 'O')
   Call: (220) [system] 'O'=(;)
   Fail: (220) [system] 'O'=(;)
   Call: (220) [system] 'O'=(/)
   Fail: (220) [system] 'O'=(/)
^  Call: (220) [user] is_like_space('O')
   Call: (221) [system] char_type('O', 'white')
   Fail: (221) [system] char_type('O', 'white')
   Call: (221) [system] char_type('O', end_of_line)
   Fail: (221) [system] char_type('O', end_of_line)
   Call: (221) [system] char_type('O', space)
   Fail: (221) [system] char_type('O', space)
   Call: (221) [system] char_type('O', cntrl)
   Fail: (221) [system] char_type('O', cntrl)
^  Fail: (220) [user] is_like_space('O')
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] get_char((0x55fbb4538270), _647476)
   Exit: (219) [system] get_char((0x55fbb4538270), 'O')
   Call: (219) [system] 'O'='('
   Fail: (219) [system] 'O'='('
   Call: (219) [system] 'O'='['
   Fail: (219) [system] 'O'='['
   Call: (219) [system] 'O'='{'
   Fail: (219) [system] 'O'='{'
   Call: (219) [system] 'O'='"'
   Fail: (219) [system] 'O'='"'
   Call: (219) [system] 'O'=!
   Fail: (219) [system] 'O'=!
   Call: (219) [system] 'O'='\''
   Fail: (219) [system] 'O'='\''
   Call: (219) [system] 'O'='`'
   Fail: (219) [system] 'O'='`'
   Call: (219) [system] 'O'=end_of_file
   Fail: (219) [system] 'O'=end_of_file
^  Call: (219) [user] read_symbolic(')', (0x55fbb4538270), 'O', _629608)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _665118)
   Call: (221) [system] peek_char((0x55fbb4538270), _666052)
   Exit: (221) [system] peek_char((0x55fbb4538270), r)
^  Call: (221) [user] is_delimiter(r)
   Call: (222) [system] char_type(r, space)
   Fail: (222) [system] char_type(r, space)
   Call: (222) [system] arg(_670772, v('(', ')', end_of_file), r)
   Fail: (222) [system] arg(_671704, v('(', ')', end_of_file), r)
^  Fail: (221) [user] is_delimiter(r)
   Call: (221) [system] ')'==r
   Fail: (221) [system] ')'==r
   Call: (221) [system] get_char((0x55fbb4538270), r)
   Exit: (221) [system] get_char((0x55fbb4538270), r)
   Call: (221) [system] r=(\)
   Fail: (221) [system] r=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _679054)
   Call: (222) [system] peek_char((0x55fbb4538270), _679988)
   Exit: (222) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (222) [user] is_delimiter('L')
   Call: (223) [system] char_type('L', space)
   Fail: (223) [system] char_type('L', space)
   Call: (223) [system] arg(_684708, v('(', ')', end_of_file), 'L')
   Fail: (223) [system] arg(_685640, v('(', ')', end_of_file), 'L')
^  Fail: (222) [user] is_delimiter('L')
   Call: (222) [system] ')'=='L'
   Fail: (222) [system] ')'=='L'
   Call: (222) [system] get_char((0x55fbb4538270), 'L')
   Exit: (222) [system] get_char((0x55fbb4538270), 'L')
   Call: (222) [system] 'L'=(\)
   Fail: (222) [system] 'L'=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _692990)
   Call: (223) [system] peek_char((0x55fbb4538270), _693924)
   Exit: (223) [system] peek_char((0x55fbb4538270), i)
^  Call: (223) [user] is_delimiter(i)
   Call: (224) [system] char_type(i, space)
   Fail: (224) [system] char_type(i, space)
   Call: (224) [system] arg(_698644, v('(', ')', end_of_file), i)
   Fail: (224) [system] arg(_699576, v('(', ')', end_of_file), i)
^  Fail: (223) [user] is_delimiter(i)
   Call: (223) [system] ')'==i
   Fail: (223) [system] ')'==i
   Call: (223) [system] get_char((0x55fbb4538270), i)
   Exit: (223) [system] get_char((0x55fbb4538270), i)
   Call: (223) [system] i=(\)
   Fail: (223) [system] i=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _706926)
   Call: (224) [system] peek_char((0x55fbb4538270), _707860)
   Exit: (224) [system] peek_char((0x55fbb4538270), n)
^  Call: (224) [user] is_delimiter(n)
   Call: (225) [system] char_type(n, space)
   Fail: (225) [system] char_type(n, space)
   Call: (225) [system] arg(_712580, v('(', ')', end_of_file), n)
   Fail: (225) [system] arg(_713512, v('(', ')', end_of_file), n)
^  Fail: (224) [user] is_delimiter(n)
   Call: (224) [system] ')'==n
   Fail: (224) [system] ')'==n
   Call: (224) [system] get_char((0x55fbb4538270), n)
   Exit: (224) [system] get_char((0x55fbb4538270), n)
   Call: (224) [system] n=(\)
   Fail: (224) [system] n=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _720862)
   Call: (225) [system] peek_char((0x55fbb4538270), _721796)
   Exit: (225) [system] peek_char((0x55fbb4538270), k)
^  Call: (225) [user] is_delimiter(k)
   Call: (226) [system] char_type(k, space)
   Fail: (226) [system] char_type(k, space)
   Call: (226) [system] arg(_726516, v('(', ')', end_of_file), k)
   Fail: (226) [system] arg(_727448, v('(', ')', end_of_file), k)
^  Fail: (225) [user] is_delimiter(k)
   Call: (225) [system] ')'==k
   Fail: (225) [system] ')'==k
   Call: (225) [system] get_char((0x55fbb4538270), k)
   Exit: (225) [system] get_char((0x55fbb4538270), k)
   Call: (225) [system] k=(\)
   Fail: (225) [system] k=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _734798)
   Call: (226) [system] peek_char((0x55fbb4538270), _735732)
   Exit: (226) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (226) [user] is_delimiter(' ')
   Call: (227) [system] char_type(' ', space)
   Exit: (227) [system] char_type(' ', space)
^  Exit: (226) [user] is_delimiter(' ')
   Call: (226) [system] _734798=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (225) [system] _720862=[k]
   Exit: (225) [system] [k]=[k]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (224) [system] _706926=[n, k]
   Exit: (224) [system] [n, k]=[n, k]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (223) [system] _692990=[i, n, k]
   Exit: (223) [system] [i, n, k]=[i, n, k]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (222) [system] _679054=['L', i, n, k]
   Exit: (222) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (221) [system] _665118=[r, 'L', i, n, k]
   Exit: (221) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (220) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _629608)
^  Call: (221) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _758986)
^  Call: (223) [system] setup_call_cleanup('$notrace'(_759938, _759940), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _758986), _759920, fail)), '$restore_trace'(_759938, _759940))
^  Call: (224) [system] sig_atomic(system:'$notrace'(_759938, _759940))
^  Exit: (223) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _758986), _759920, fail)), system:'$restore_trace'(3, -1))
   Call: (222) [system] atomic(_758986)
   Fail: (222) [system] atomic(_758986)
   Call: (222) [system] atom_chars(_758986, ['O', r, 'L', i, n, k])
   Exit: (222) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (221) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (221) [system] integer('OrLink')
   Fail: (221) [system] integer('OrLink')
   Call: (221) [system] _629608='OrLink'
   Exit: (221) [system] 'OrLink'='OrLink'
^  Exit: (220) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (219) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (218) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (218) [user] read_list(')', (0x55fbb4538270), _773936)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _775794)
   Exit: (220) [system] peek_char((0x55fbb4538270), ' ')
   Call: (220) [system] ' '=(;)
   Fail: (220) [system] ' '=(;)
   Call: (220) [system] ' '=(/)
   Fail: (220) [system] ' '=(/)
^  Call: (220) [user] is_like_space(' ')
   Call: (221) [system] char_type(' ', 'white')
   Exit: (221) [system] char_type(' ', 'white')
^  Exit: (220) [user] is_like_space(' ')
   Call: (220) [system] get_char((0x55fbb4538270), _785388)
   Exit: (220) [system] get_char((0x55fbb4538270), ' ')
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _788092)
   Exit: (221) [system] peek_char((0x55fbb4538270), '(')
   Call: (221) [system] '('=(;)
   Fail: (221) [system] '('=(;)
   Call: (221) [system] '('=(/)
   Fail: (221) [system] '('=(/)
^  Call: (221) [user] is_like_space('(')
   Call: (222) [system] char_type('(', 'white')
   Fail: (222) [system] char_type('(', 'white')
   Call: (222) [system] char_type('(', end_of_line)
   Fail: (222) [system] char_type('(', end_of_line)
   Call: (222) [system] char_type('(', space)
   Fail: (222) [system] char_type('(', space)
   Call: (222) [system] char_type('(', cntrl)
   Fail: (222) [system] char_type('(', cntrl)
^  Fail: (221) [user] is_like_space('(')
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _805026)
   Exit: (219) [system] peek_char((0x55fbb4538270), '(')
   Call: (219) [system] '('=')'
   Fail: (219) [system] '('=')'
   Call: (219) [system] '('=end_of_file
   Fail: (219) [system] '('=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55fbb4538270), _810596)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _812454)
   Exit: (221) [system] peek_char((0x55fbb4538270), '(')
   Call: (221) [system] '('=(;)
   Fail: (221) [system] '('=(;)
   Call: (221) [system] '('=(/)
   Fail: (221) [system] '('=(/)
^  Call: (221) [user] is_like_space('(')
   Call: (222) [system] char_type('(', 'white')
   Fail: (222) [system] char_type('(', 'white')
   Call: (222) [system] char_type('(', end_of_line)
   Fail: (222) [system] char_type('(', end_of_line)
   Call: (222) [system] char_type('(', space)
   Fail: (222) [system] char_type('(', space)
   Call: (222) [system] char_type('(', cntrl)
   Fail: (222) [system] char_type('(', cntrl)
^  Fail: (221) [user] is_like_space('(')
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] get_char((0x55fbb4538270), _828464)
   Exit: (220) [system] get_char((0x55fbb4538270), '(')
   Call: (220) [system] '('='('
   Exit: (220) [system] '('='('
^  Call: (220) [user] read_list(')', (0x55fbb4538270), _810596)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _834034)
   Exit: (222) [system] peek_char((0x55fbb4538270), 'I')
   Call: (222) [system] 'I'=(;)
   Fail: (222) [system] 'I'=(;)
   Call: (222) [system] 'I'=(/)
   Fail: (222) [system] 'I'=(/)
^  Call: (222) [user] is_like_space('I')
   Call: (223) [system] char_type('I', 'white')
   Fail: (223) [system] char_type('I', 'white')
   Call: (223) [system] char_type('I', end_of_line)
   Fail: (223) [system] char_type('I', end_of_line)
   Call: (223) [system] char_type('I', space)
   Fail: (223) [system] char_type('I', space)
   Call: (223) [system] char_type('I', cntrl)
   Fail: (223) [system] char_type('I', cntrl)
^  Fail: (222) [user] is_like_space('I')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _850044)
   Exit: (221) [system] peek_char((0x55fbb4538270), 'I')
   Call: (221) [system] 'I'=')'
   Fail: (221) [system] 'I'=')'
   Call: (221) [system] 'I'=end_of_file
   Fail: (221) [system] 'I'=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55fbb4538270), _855614)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _857472)
   Exit: (223) [system] peek_char((0x55fbb4538270), 'I')
   Call: (223) [system] 'I'=(;)
   Fail: (223) [system] 'I'=(;)
   Call: (223) [system] 'I'=(/)
   Fail: (223) [system] 'I'=(/)
^  Call: (223) [user] is_like_space('I')
   Call: (224) [system] char_type('I', 'white')
   Fail: (224) [system] char_type('I', 'white')
   Call: (224) [system] char_type('I', end_of_line)
   Fail: (224) [system] char_type('I', end_of_line)
   Call: (224) [system] char_type('I', space)
   Fail: (224) [system] char_type('I', space)
   Call: (224) [system] char_type('I', cntrl)
   Fail: (224) [system] char_type('I', cntrl)
^  Fail: (223) [user] is_like_space('I')
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] get_char((0x55fbb4538270), _873482)
   Exit: (222) [system] get_char((0x55fbb4538270), 'I')
   Call: (222) [system] 'I'='('
   Fail: (222) [system] 'I'='('
   Call: (222) [system] 'I'='['
   Fail: (222) [system] 'I'='['
   Call: (222) [system] 'I'='{'
   Fail: (222) [system] 'I'='{'
   Call: (222) [system] 'I'='"'
   Fail: (222) [system] 'I'='"'
   Call: (222) [system] 'I'=!
   Fail: (222) [system] 'I'=!
   Call: (222) [system] 'I'='\''
   Fail: (222) [system] 'I'='\''
   Call: (222) [system] 'I'='`'
   Fail: (222) [system] 'I'='`'
   Call: (222) [system] 'I'=end_of_file
   Fail: (222) [system] 'I'=end_of_file
^  Call: (222) [user] read_symbolic(')', (0x55fbb4538270), 'I', _855614)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _891124)
   Call: (224) [system] peek_char((0x55fbb4538270), _892058)
   Exit: (224) [system] peek_char((0x55fbb4538270), m)
^  Call: (224) [user] is_delimiter(m)
   Call: (225) [system] char_type(m, space)
   Fail: (225) [system] char_type(m, space)
   Call: (225) [system] arg(_896778, v('(', ')', end_of_file), m)
   Fail: (225) [system] arg(_897710, v('(', ')', end_of_file), m)
^  Fail: (224) [user] is_delimiter(m)
   Call: (224) [system] ')'==m
   Fail: (224) [system] ')'==m
   Call: (224) [system] get_char((0x55fbb4538270), m)
   Exit: (224) [system] get_char((0x55fbb4538270), m)
   Call: (224) [system] m=(\)
   Fail: (224) [system] m=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _905060)
   Call: (225) [system] peek_char((0x55fbb4538270), _905994)
   Exit: (225) [system] peek_char((0x55fbb4538270), p)
^  Call: (225) [user] is_delimiter(p)
   Call: (226) [system] char_type(p, space)
   Fail: (226) [system] char_type(p, space)
   Call: (226) [system] arg(_910714, v('(', ')', end_of_file), p)
   Fail: (226) [system] arg(_911646, v('(', ')', end_of_file), p)
^  Fail: (225) [user] is_delimiter(p)
   Call: (225) [system] ')'==p
   Fail: (225) [system] ')'==p
   Call: (225) [system] get_char((0x55fbb4538270), p)
   Exit: (225) [system] get_char((0x55fbb4538270), p)
   Call: (225) [system] p=(\)
   Fail: (225) [system] p=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _918996)
   Call: (226) [system] peek_char((0x55fbb4538270), _919930)
   Exit: (226) [system] peek_char((0x55fbb4538270), l)
^  Call: (226) [user] is_delimiter(l)
   Call: (227) [system] char_type(l, space)
   Fail: (227) [system] char_type(l, space)
   Call: (227) [system] arg(_924650, v('(', ')', end_of_file), l)
   Fail: (227) [system] arg(_925582, v('(', ')', end_of_file), l)
^  Fail: (226) [user] is_delimiter(l)
   Call: (226) [system] ')'==l
   Fail: (226) [system] ')'==l
   Call: (226) [system] get_char((0x55fbb4538270), l)
   Exit: (226) [system] get_char((0x55fbb4538270), l)
   Call: (226) [system] l=(\)
   Fail: (226) [system] l=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _932932)
   Call: (227) [system] peek_char((0x55fbb4538270), _933866)
   Exit: (227) [system] peek_char((0x55fbb4538270), i)
^  Call: (227) [user] is_delimiter(i)
   Call: (228) [system] char_type(i, space)
   Fail: (228) [system] char_type(i, space)
   Call: (228) [system] arg(_938586, v('(', ')', end_of_file), i)
   Fail: (228) [system] arg(_939518, v('(', ')', end_of_file), i)
^  Fail: (227) [user] is_delimiter(i)
   Call: (227) [system] ')'==i
   Fail: (227) [system] ')'==i
   Call: (227) [system] get_char((0x55fbb4538270), i)
   Exit: (227) [system] get_char((0x55fbb4538270), i)
   Call: (227) [system] i=(\)
   Fail: (227) [system] i=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _946868)
   Call: (228) [system] peek_char((0x55fbb4538270), _947802)
   Exit: (228) [system] peek_char((0x55fbb4538270), c)
^  Call: (228) [user] is_delimiter(c)
   Call: (229) [system] char_type(c, space)
   Fail: (229) [system] char_type(c, space)
   Call: (229) [system] arg(_952522, v('(', ')', end_of_file), c)
   Fail: (229) [system] arg(_953454, v('(', ')', end_of_file), c)
^  Fail: (228) [user] is_delimiter(c)
   Call: (228) [system] ')'==c
   Fail: (228) [system] ')'==c
   Call: (228) [system] get_char((0x55fbb4538270), c)
   Exit: (228) [system] get_char((0x55fbb4538270), c)
   Call: (228) [system] c=(\)
   Fail: (228) [system] c=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _960804)
   Call: (229) [system] peek_char((0x55fbb4538270), _961738)
   Exit: (229) [system] peek_char((0x55fbb4538270), a)
^  Call: (229) [user] is_delimiter(a)
   Call: (230) [system] char_type(a, space)
   Fail: (230) [system] char_type(a, space)
   Call: (230) [system] arg(_966458, v('(', ')', end_of_file), a)
   Fail: (230) [system] arg(_967390, v('(', ')', end_of_file), a)
^  Fail: (229) [user] is_delimiter(a)
   Call: (229) [system] ')'==a
   Fail: (229) [system] ')'==a
   Call: (229) [system] get_char((0x55fbb4538270), a)
   Exit: (229) [system] get_char((0x55fbb4538270), a)
   Call: (229) [system] a=(\)
   Fail: (229) [system] a=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _974740)
   Call: (230) [system] peek_char((0x55fbb4538270), _975674)
   Exit: (230) [system] peek_char((0x55fbb4538270), t)
^  Call: (230) [user] is_delimiter(t)
   Call: (231) [system] char_type(t, space)
   Fail: (231) [system] char_type(t, space)
   Call: (231) [system] arg(_980394, v('(', ')', end_of_file), t)
   Fail: (231) [system] arg(_981326, v('(', ')', end_of_file), t)
^  Fail: (230) [user] is_delimiter(t)
   Call: (230) [system] ')'==t
   Fail: (230) [system] ')'==t
   Call: (230) [system] get_char((0x55fbb4538270), t)
   Exit: (230) [system] get_char((0x55fbb4538270), t)
   Call: (230) [system] t=(\)
   Fail: (230) [system] t=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _988676)
   Call: (231) [system] peek_char((0x55fbb4538270), _989610)
   Exit: (231) [system] peek_char((0x55fbb4538270), i)
^  Call: (231) [user] is_delimiter(i)
   Call: (232) [system] char_type(i, space)
   Fail: (232) [system] char_type(i, space)
   Call: (232) [system] arg(_994330, v('(', ')', end_of_file), i)
   Fail: (232) [system] arg(_995262, v('(', ')', end_of_file), i)
^  Fail: (231) [user] is_delimiter(i)
   Call: (231) [system] ')'==i
   Fail: (231) [system] ')'==i
   Call: (231) [system] get_char((0x55fbb4538270), i)
   Exit: (231) [system] get_char((0x55fbb4538270), i)
   Call: (231) [system] i=(\)
   Fail: (231) [system] i=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _1002612)
   Call: (232) [system] peek_char((0x55fbb4538270), _1003546)
   Exit: (232) [system] peek_char((0x55fbb4538270), o)
^  Call: (232) [user] is_delimiter(o)
   Call: (233) [system] char_type(o, space)
   Fail: (233) [system] char_type(o, space)
   Call: (233) [system] arg(_1008266, v('(', ')', end_of_file), o)
   Fail: (233) [system] arg(_1009198, v('(', ')', end_of_file), o)
^  Fail: (232) [user] is_delimiter(o)
   Call: (232) [system] ')'==o
   Fail: (232) [system] ')'==o
   Call: (232) [system] get_char((0x55fbb4538270), o)
   Exit: (232) [system] get_char((0x55fbb4538270), o)
   Call: (232) [system] o=(\)
   Fail: (232) [system] o=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _1016548)
   Call: (233) [system] peek_char((0x55fbb4538270), _1017482)
   Exit: (233) [system] peek_char((0x55fbb4538270), n)
^  Call: (233) [user] is_delimiter(n)
   Call: (234) [system] char_type(n, space)
   Fail: (234) [system] char_type(n, space)
   Call: (234) [system] arg(_1022202, v('(', ')', end_of_file), n)
   Fail: (234) [system] arg(_1023134, v('(', ')', end_of_file), n)
^  Fail: (233) [user] is_delimiter(n)
   Call: (233) [system] ')'==n
   Fail: (233) [system] ')'==n
   Call: (233) [system] get_char((0x55fbb4538270), n)
   Exit: (233) [system] get_char((0x55fbb4538270), n)
   Call: (233) [system] n=(\)
   Fail: (233) [system] n=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _1030484)
   Call: (234) [system] peek_char((0x55fbb4538270), _1031418)
   Exit: (234) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (234) [user] is_delimiter(' ')
   Call: (235) [system] char_type(' ', space)
   Exit: (235) [system] char_type(' ', space)
^  Exit: (234) [user] is_delimiter(' ')
   Call: (234) [system] _1030484=[]
   Exit: (234) [system] []=[]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (233) [system] _1016548=[n]
   Exit: (233) [system] [n]=[n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (232) [system] _1002612=[o, n]
   Exit: (232) [system] [o, n]=[o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (231) [system] _988676=[i, o, n]
   Exit: (231) [system] [i, o, n]=[i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (230) [system] _974740=[t, i, o, n]
   Exit: (230) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (229) [system] _960804=[a, t, i, o, n]
   Exit: (229) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (228) [system] _946868=[c, a, t, i, o, n]
   Exit: (228) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (227) [system] _932932=[i, c, a, t, i, o, n]
   Exit: (227) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (226) [system] _918996=[l, i, c, a, t, i, o, n]
   Exit: (226) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (225) [system] _905060=[p, l, i, c, a, t, i, o, n]
   Exit: (225) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (224) [system] _891124=[m, p, l, i, c, a, t, i, o, n]
   Exit: (224) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (223) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _855614)
^  Call: (224) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _1068642)
^  Call: (226) [system] setup_call_cleanup('$notrace'(_1069594, _1069596), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1068642), _1069576, fail)), '$restore_trace'(_1069594, _1069596))
^  Call: (227) [system] sig_atomic(system:'$notrace'(_1069594, _1069596))
^  Exit: (226) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1068642), _1069576, fail)), system:'$restore_trace'(3, -1))
   Call: (225) [system] atomic(_1068642)
   Fail: (225) [system] atomic(_1068642)
   Call: (225) [system] atom_chars(_1068642, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (225) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (224) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (224) [system] integer('Implication')
   Fail: (224) [system] integer('Implication')
   Call: (224) [system] _855614='Implication'
   Exit: (224) [system] 'Implication'='Implication'
^  Exit: (223) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (222) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (221) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (221) [user] read_list(')', (0x55fbb4538270), _1083592)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _1085450)
   Exit: (223) [system] peek_char((0x55fbb4538270), ' ')
   Call: (223) [system] ' '=(;)
   Fail: (223) [system] ' '=(;)
   Call: (223) [system] ' '=(/)
   Fail: (223) [system] ' '=(/)
^  Call: (223) [user] is_like_space(' ')
   Call: (224) [system] char_type(' ', 'white')
   Exit: (224) [system] char_type(' ', 'white')
^  Exit: (223) [user] is_like_space(' ')
   Call: (223) [system] get_char((0x55fbb4538270), _1095044)
   Exit: (223) [system] get_char((0x55fbb4538270), ' ')
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1097748)
   Exit: (224) [system] peek_char((0x55fbb4538270), '(')
   Call: (224) [system] '('=(;)
   Fail: (224) [system] '('=(;)
   Call: (224) [system] '('=(/)
   Fail: (224) [system] '('=(/)
^  Call: (224) [user] is_like_space('(')
   Call: (225) [system] char_type('(', 'white')
   Fail: (225) [system] char_type('(', 'white')
   Call: (225) [system] char_type('(', end_of_line)
   Fail: (225) [system] char_type('(', end_of_line)
   Call: (225) [system] char_type('(', space)
   Fail: (225) [system] char_type('(', space)
   Call: (225) [system] char_type('(', cntrl)
   Fail: (225) [system] char_type('(', cntrl)
^  Fail: (224) [user] is_like_space('(')
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _1114682)
   Exit: (222) [system] peek_char((0x55fbb4538270), '(')
   Call: (222) [system] '('=')'
   Fail: (222) [system] '('=')'
   Call: (222) [system] '('=end_of_file
   Fail: (222) [system] '('=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55fbb4538270), _1120252)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1122110)
   Exit: (224) [system] peek_char((0x55fbb4538270), '(')
   Call: (224) [system] '('=(;)
   Fail: (224) [system] '('=(;)
   Call: (224) [system] '('=(/)
   Fail: (224) [system] '('=(/)
^  Call: (224) [user] is_like_space('(')
   Call: (225) [system] char_type('(', 'white')
   Fail: (225) [system] char_type('(', 'white')
   Call: (225) [system] char_type('(', end_of_line)
   Fail: (225) [system] char_type('(', end_of_line)
   Call: (225) [system] char_type('(', space)
   Fail: (225) [system] char_type('(', space)
   Call: (225) [system] char_type('(', cntrl)
   Fail: (225) [system] char_type('(', cntrl)
^  Fail: (224) [user] is_like_space('(')
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] get_char((0x55fbb4538270), _1138120)
   Exit: (223) [system] get_char((0x55fbb4538270), '(')
   Call: (223) [system] '('='('
   Exit: (223) [system] '('='('
^  Call: (223) [user] read_list(')', (0x55fbb4538270), _1120252)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1143690)
   Exit: (225) [system] peek_char((0x55fbb4538270), 'A')
   Call: (225) [system] 'A'=(;)
   Fail: (225) [system] 'A'=(;)
   Call: (225) [system] 'A'=(/)
   Fail: (225) [system] 'A'=(/)
^  Call: (225) [user] is_like_space('A')
   Call: (226) [system] char_type('A', 'white')
   Fail: (226) [system] char_type('A', 'white')
   Call: (226) [system] char_type('A', end_of_line)
   Fail: (226) [system] char_type('A', end_of_line)
   Call: (226) [system] char_type('A', space)
   Fail: (226) [system] char_type('A', space)
   Call: (226) [system] char_type('A', cntrl)
   Fail: (226) [system] char_type('A', cntrl)
^  Fail: (225) [user] is_like_space('A')
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1159700)
   Exit: (224) [system] peek_char((0x55fbb4538270), 'A')
   Call: (224) [system] 'A'=')'
   Fail: (224) [system] 'A'=')'
   Call: (224) [system] 'A'=end_of_file
   Fail: (224) [system] 'A'=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55fbb4538270), _1165270)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1167128)
   Exit: (226) [system] peek_char((0x55fbb4538270), 'A')
   Call: (226) [system] 'A'=(;)
   Fail: (226) [system] 'A'=(;)
   Call: (226) [system] 'A'=(/)
   Fail: (226) [system] 'A'=(/)
^  Call: (226) [user] is_like_space('A')
   Call: (227) [system] char_type('A', 'white')
   Fail: (227) [system] char_type('A', 'white')
   Call: (227) [system] char_type('A', end_of_line)
   Fail: (227) [system] char_type('A', end_of_line)
   Call: (227) [system] char_type('A', space)
   Fail: (227) [system] char_type('A', space)
   Call: (227) [system] char_type('A', cntrl)
   Fail: (227) [system] char_type('A', cntrl)
^  Fail: (226) [user] is_like_space('A')
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] get_char((0x55fbb4538270), _1183138)
   Exit: (225) [system] get_char((0x55fbb4538270), 'A')
   Call: (225) [system] 'A'='('
   Fail: (225) [system] 'A'='('
   Call: (225) [system] 'A'='['
   Fail: (225) [system] 'A'='['
   Call: (225) [system] 'A'='{'
   Fail: (225) [system] 'A'='{'
   Call: (225) [system] 'A'='"'
   Fail: (225) [system] 'A'='"'
   Call: (225) [system] 'A'=!
   Fail: (225) [system] 'A'=!
   Call: (225) [system] 'A'='\''
   Fail: (225) [system] 'A'='\''
   Call: (225) [system] 'A'='`'
   Fail: (225) [system] 'A'='`'
   Call: (225) [system] 'A'=end_of_file
   Fail: (225) [system] 'A'=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1165270)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _1200780)
   Call: (227) [system] peek_char((0x55fbb4538270), _1201714)
   Exit: (227) [system] peek_char((0x55fbb4538270), n)
^  Call: (227) [user] is_delimiter(n)
   Call: (228) [system] char_type(n, space)
   Fail: (228) [system] char_type(n, space)
   Call: (228) [system] arg(_1206434, v('(', ')', end_of_file), n)
   Fail: (228) [system] arg(_1207366, v('(', ')', end_of_file), n)
^  Fail: (227) [user] is_delimiter(n)
   Call: (227) [system] ')'==n
   Fail: (227) [system] ')'==n
   Call: (227) [system] get_char((0x55fbb4538270), n)
   Exit: (227) [system] get_char((0x55fbb4538270), n)
   Call: (227) [system] n=(\)
   Fail: (227) [system] n=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _1214716)
   Call: (228) [system] peek_char((0x55fbb4538270), _1215650)
   Exit: (228) [system] peek_char((0x55fbb4538270), d)
^  Call: (228) [user] is_delimiter(d)
   Call: (229) [system] char_type(d, space)
   Fail: (229) [system] char_type(d, space)
   Call: (229) [system] arg(_1220370, v('(', ')', end_of_file), d)
   Fail: (229) [system] arg(_1221302, v('(', ')', end_of_file), d)
^  Fail: (228) [user] is_delimiter(d)
   Call: (228) [system] ')'==d
   Fail: (228) [system] ')'==d
   Call: (228) [system] get_char((0x55fbb4538270), d)
   Exit: (228) [system] get_char((0x55fbb4538270), d)
   Call: (228) [system] d=(\)
   Fail: (228) [system] d=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _1228652)
   Call: (229) [system] peek_char((0x55fbb4538270), _1229586)
   Exit: (229) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (229) [user] is_delimiter('L')
   Call: (230) [system] char_type('L', space)
   Fail: (230) [system] char_type('L', space)
   Call: (230) [system] arg(_1234306, v('(', ')', end_of_file), 'L')
   Fail: (230) [system] arg(_1235238, v('(', ')', end_of_file), 'L')
^  Fail: (229) [user] is_delimiter('L')
   Call: (229) [system] ')'=='L'
   Fail: (229) [system] ')'=='L'
   Call: (229) [system] get_char((0x55fbb4538270), 'L')
   Exit: (229) [system] get_char((0x55fbb4538270), 'L')
   Call: (229) [system] 'L'=(\)
   Fail: (229) [system] 'L'=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _1242588)
   Call: (230) [system] peek_char((0x55fbb4538270), _1243522)
   Exit: (230) [system] peek_char((0x55fbb4538270), i)
^  Call: (230) [user] is_delimiter(i)
   Call: (231) [system] char_type(i, space)
   Fail: (231) [system] char_type(i, space)
   Call: (231) [system] arg(_1248242, v('(', ')', end_of_file), i)
   Fail: (231) [system] arg(_1249174, v('(', ')', end_of_file), i)
^  Fail: (230) [user] is_delimiter(i)
   Call: (230) [system] ')'==i
   Fail: (230) [system] ')'==i
   Call: (230) [system] get_char((0x55fbb4538270), i)
   Exit: (230) [system] get_char((0x55fbb4538270), i)
   Call: (230) [system] i=(\)
   Fail: (230) [system] i=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _1256524)
   Call: (231) [system] peek_char((0x55fbb4538270), _1257458)
   Exit: (231) [system] peek_char((0x55fbb4538270), n)
^  Call: (231) [user] is_delimiter(n)
   Call: (232) [system] char_type(n, space)
   Fail: (232) [system] char_type(n, space)
   Call: (232) [system] arg(_1262178, v('(', ')', end_of_file), n)
   Fail: (232) [system] arg(_1263110, v('(', ')', end_of_file), n)
^  Fail: (231) [user] is_delimiter(n)
   Call: (231) [system] ')'==n
   Fail: (231) [system] ')'==n
   Call: (231) [system] get_char((0x55fbb4538270), n)
   Exit: (231) [system] get_char((0x55fbb4538270), n)
   Call: (231) [system] n=(\)
   Fail: (231) [system] n=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _1270460)
   Call: (232) [system] peek_char((0x55fbb4538270), _1271394)
   Exit: (232) [system] peek_char((0x55fbb4538270), k)
^  Call: (232) [user] is_delimiter(k)
   Call: (233) [system] char_type(k, space)
   Fail: (233) [system] char_type(k, space)
   Call: (233) [system] arg(_1276114, v('(', ')', end_of_file), k)
   Fail: (233) [system] arg(_1277046, v('(', ')', end_of_file), k)
^  Fail: (232) [user] is_delimiter(k)
   Call: (232) [system] ')'==k
   Fail: (232) [system] ')'==k
   Call: (232) [system] get_char((0x55fbb4538270), k)
   Exit: (232) [system] get_char((0x55fbb4538270), k)
   Call: (232) [system] k=(\)
   Fail: (232) [system] k=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _1284396)
   Call: (233) [system] peek_char((0x55fbb4538270), _1285330)
   Exit: (233) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (233) [user] is_delimiter(' ')
   Call: (234) [system] char_type(' ', space)
   Exit: (234) [system] char_type(' ', space)
^  Exit: (233) [user] is_delimiter(' ')
   Call: (233) [system] _1284396=[]
   Exit: (233) [system] []=[]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (232) [system] _1270460=[k]
   Exit: (232) [system] [k]=[k]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (231) [system] _1256524=[n, k]
   Exit: (231) [system] [n, k]=[n, k]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (230) [system] _1242588=[i, n, k]
   Exit: (230) [system] [i, n, k]=[i, n, k]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (229) [system] _1228652=['L', i, n, k]
   Exit: (229) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (228) [system] _1214716=[d, 'L', i, n, k]
   Exit: (228) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (227) [system] _1200780=[n, d, 'L', i, n, k]
   Exit: (227) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (226) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _1165270)
^  Call: (227) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _1311378)
^  Call: (229) [system] setup_call_cleanup('$notrace'(_1312330, _1312332), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1311378), _1312312, fail)), '$restore_trace'(_1312330, _1312332))
^  Call: (230) [system] sig_atomic(system:'$notrace'(_1312330, _1312332))
^  Exit: (229) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1311378), _1312312, fail)), system:'$restore_trace'(3, -1))
   Call: (228) [system] atomic(_1311378)
   Fail: (228) [system] atomic(_1311378)
   Call: (228) [system] atom_chars(_1311378, ['A', n, d, 'L', i, n, k])
   Exit: (228) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (227) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (227) [system] integer('AndLink')
   Fail: (227) [system] integer('AndLink')
   Call: (227) [system] _1165270='AndLink'
   Exit: (227) [system] 'AndLink'='AndLink'
^  Exit: (226) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (225) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (224) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (224) [user] read_list(')', (0x55fbb4538270), _1326328)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1328186)
   Exit: (226) [system] peek_char((0x55fbb4538270), ' ')
   Call: (226) [system] ' '=(;)
   Fail: (226) [system] ' '=(;)
   Call: (226) [system] ' '=(/)
   Fail: (226) [system] ' '=(/)
^  Call: (226) [user] is_like_space(' ')
   Call: (227) [system] char_type(' ', 'white')
   Exit: (227) [system] char_type(' ', 'white')
^  Exit: (226) [user] is_like_space(' ')
   Call: (226) [system] get_char((0x55fbb4538270), _1337780)
   Exit: (226) [system] get_char((0x55fbb4538270), ' ')
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1340484)
   Exit: (227) [system] peek_char((0x55fbb4538270), 'A')
   Call: (227) [system] 'A'=(;)
   Fail: (227) [system] 'A'=(;)
   Call: (227) [system] 'A'=(/)
   Fail: (227) [system] 'A'=(/)
^  Call: (227) [user] is_like_space('A')
   Call: (228) [system] char_type('A', 'white')
   Fail: (228) [system] char_type('A', 'white')
   Call: (228) [system] char_type('A', end_of_line)
   Fail: (228) [system] char_type('A', end_of_line)
   Call: (228) [system] char_type('A', space)
   Fail: (228) [system] char_type('A', space)
   Call: (228) [system] char_type('A', cntrl)
   Fail: (228) [system] char_type('A', cntrl)
^  Fail: (227) [user] is_like_space('A')
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1357418)
   Exit: (225) [system] peek_char((0x55fbb4538270), 'A')
   Call: (225) [system] 'A'=')'
   Fail: (225) [system] 'A'=')'
   Call: (225) [system] 'A'=end_of_file
   Fail: (225) [system] 'A'=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55fbb4538270), _1362988)
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1364846)
   Exit: (227) [system] peek_char((0x55fbb4538270), 'A')
   Call: (227) [system] 'A'=(;)
   Fail: (227) [system] 'A'=(;)
   Call: (227) [system] 'A'=(/)
   Fail: (227) [system] 'A'=(/)
^  Call: (227) [user] is_like_space('A')
   Call: (228) [system] char_type('A', 'white')
   Fail: (228) [system] char_type('A', 'white')
   Call: (228) [system] char_type('A', end_of_line)
   Fail: (228) [system] char_type('A', end_of_line)
   Call: (228) [system] char_type('A', space)
   Fail: (228) [system] char_type('A', space)
   Call: (228) [system] char_type('A', cntrl)
   Fail: (228) [system] char_type('A', cntrl)
^  Fail: (227) [user] is_like_space('A')
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] get_char((0x55fbb4538270), _1380856)
   Exit: (226) [system] get_char((0x55fbb4538270), 'A')
   Call: (226) [system] 'A'='('
   Fail: (226) [system] 'A'='('
   Call: (226) [system] 'A'='['
   Fail: (226) [system] 'A'='['
   Call: (226) [system] 'A'='{'
   Fail: (226) [system] 'A'='{'
   Call: (226) [system] 'A'='"'
   Fail: (226) [system] 'A'='"'
   Call: (226) [system] 'A'=!
   Fail: (226) [system] 'A'=!
   Call: (226) [system] 'A'='\''
   Fail: (226) [system] 'A'='\''
   Call: (226) [system] 'A'='`'
   Fail: (226) [system] 'A'='`'
   Call: (226) [system] 'A'=end_of_file
   Fail: (226) [system] 'A'=end_of_file
^  Call: (226) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1362988)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _1398498)
   Call: (228) [system] peek_char((0x55fbb4538270), _1399432)
   Exit: (228) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (228) [user] is_delimiter(' ')
   Call: (229) [system] char_type(' ', space)
   Exit: (229) [system] char_type(' ', space)
^  Exit: (228) [user] is_delimiter(' ')
   Call: (228) [system] _1398498=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (227) [user] classify_and_convert_charseq(['A'], _1362988)
^  Call: (228) [user] classify_and_convert_charseq_(['A'], _1408716)
^  Call: (230) [system] setup_call_cleanup('$notrace'(_1409668, _1409670), once(user:catch(read_from_chars(['A'], _1408716), _1409650, fail)), '$restore_trace'(_1409668, _1409670))
^  Call: (231) [system] sig_atomic(system:'$notrace'(_1409668, _1409670))
^  Exit: (230) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1408716), _1409650, fail)), system:'$restore_trace'(3, -1))
   Call: (229) [system] atomic(_1408716)
   Fail: (229) [system] atomic(_1408716)
   Call: (229) [system] atom_chars(_1408716, ['A'])
   Exit: (229) [system] atom_chars('A', ['A'])
^  Exit: (228) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (228) [system] integer('A')
   Fail: (228) [system] integer('A')
   Call: (228) [system] _1362988='A'
   Exit: (228) [system] 'A'='A'
^  Exit: (227) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (226) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (225) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (225) [user] read_list(')', (0x55fbb4538270), _1423666)
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1425524)
   Exit: (227) [system] peek_char((0x55fbb4538270), ' ')
   Call: (227) [system] ' '=(;)
   Fail: (227) [system] ' '=(;)
   Call: (227) [system] ' '=(/)
   Fail: (227) [system] ' '=(/)
^  Call: (227) [user] is_like_space(' ')
   Call: (228) [system] char_type(' ', 'white')
   Exit: (228) [system] char_type(' ', 'white')
^  Exit: (227) [user] is_like_space(' ')
   Call: (227) [system] get_char((0x55fbb4538270), _1435118)
   Exit: (227) [system] get_char((0x55fbb4538270), ' ')
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _1437822)
   Exit: (228) [system] peek_char((0x55fbb4538270), 'B')
   Call: (228) [system] 'B'=(;)
   Fail: (228) [system] 'B'=(;)
   Call: (228) [system] 'B'=(/)
   Fail: (228) [system] 'B'=(/)
^  Call: (228) [user] is_like_space('B')
   Call: (229) [system] char_type('B', 'white')
   Fail: (229) [system] char_type('B', 'white')
   Call: (229) [system] char_type('B', end_of_line)
   Fail: (229) [system] char_type('B', end_of_line)
   Call: (229) [system] char_type('B', space)
   Fail: (229) [system] char_type('B', space)
   Call: (229) [system] char_type('B', cntrl)
   Fail: (229) [system] char_type('B', cntrl)
^  Fail: (228) [user] is_like_space('B')
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1454756)
   Exit: (226) [system] peek_char((0x55fbb4538270), 'B')
   Call: (226) [system] 'B'=')'
   Fail: (226) [system] 'B'=')'
   Call: (226) [system] 'B'=end_of_file
   Fail: (226) [system] 'B'=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55fbb4538270), _1460326)
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _1462184)
   Exit: (228) [system] peek_char((0x55fbb4538270), 'B')
   Call: (228) [system] 'B'=(;)
   Fail: (228) [system] 'B'=(;)
   Call: (228) [system] 'B'=(/)
   Fail: (228) [system] 'B'=(/)
^  Call: (228) [user] is_like_space('B')
   Call: (229) [system] char_type('B', 'white')
   Fail: (229) [system] char_type('B', 'white')
   Call: (229) [system] char_type('B', end_of_line)
   Fail: (229) [system] char_type('B', end_of_line)
   Call: (229) [system] char_type('B', space)
   Fail: (229) [system] char_type('B', space)
   Call: (229) [system] char_type('B', cntrl)
   Fail: (229) [system] char_type('B', cntrl)
^  Fail: (228) [user] is_like_space('B')
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] get_char((0x55fbb4538270), _1478194)
   Exit: (227) [system] get_char((0x55fbb4538270), 'B')
   Call: (227) [system] 'B'='('
   Fail: (227) [system] 'B'='('
   Call: (227) [system] 'B'='['
   Fail: (227) [system] 'B'='['
   Call: (227) [system] 'B'='{'
   Fail: (227) [system] 'B'='{'
   Call: (227) [system] 'B'='"'
   Fail: (227) [system] 'B'='"'
   Call: (227) [system] 'B'=!
   Fail: (227) [system] 'B'=!
   Call: (227) [system] 'B'='\''
   Fail: (227) [system] 'B'='\''
   Call: (227) [system] 'B'='`'
   Fail: (227) [system] 'B'='`'
   Call: (227) [system] 'B'=end_of_file
   Fail: (227) [system] 'B'=end_of_file
^  Call: (227) [user] read_symbolic(')', (0x55fbb4538270), 'B', _1460326)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _1495836)
   Call: (229) [system] peek_char((0x55fbb4538270), _1496770)
   Exit: (229) [system] peek_char((0x55fbb4538270), ')')
^  Call: (229) [user] is_delimiter(')')
   Call: (230) [system] char_type(')', space)
   Fail: (230) [system] char_type(')', space)
   Call: (230) [system] arg(_1501490, v('(', ')', end_of_file), ')')
   Exit: (230) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (229) [user] is_delimiter(')')
   Call: (229) [system] _1495836=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (228) [user] classify_and_convert_charseq(['B'], _1460326)
^  Call: (229) [user] classify_and_convert_charseq_(['B'], _1507926)
^  Call: (231) [system] setup_call_cleanup('$notrace'(_1508878, _1508880), once(user:catch(read_from_chars(['B'], _1507926), _1508860, fail)), '$restore_trace'(_1508878, _1508880))
^  Call: (232) [system] sig_atomic(system:'$notrace'(_1508878, _1508880))
^  Exit: (231) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1507926), _1508860, fail)), system:'$restore_trace'(3, -1))
   Call: (230) [system] atomic(_1507926)
   Fail: (230) [system] atomic(_1507926)
   Call: (230) [system] atom_chars(_1507926, ['B'])
   Exit: (230) [system] atom_chars('B', ['B'])
^  Exit: (229) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (229) [system] integer('B')
   Fail: (229) [system] integer('B')
   Call: (229) [system] _1460326='B'
   Exit: (229) [system] 'B'='B'
^  Exit: (228) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (227) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (226) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (226) [user] read_list(')', (0x55fbb4538270), _1522876)
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _1524734)
   Exit: (228) [system] peek_char((0x55fbb4538270), ')')
   Call: (228) [system] ')'=(;)
   Fail: (228) [system] ')'=(;)
   Call: (228) [system] ')'=(/)
   Fail: (228) [system] ')'=(/)
^  Call: (228) [user] is_like_space(')')
   Call: (229) [system] char_type(')', 'white')
   Fail: (229) [system] char_type(')', 'white')
   Call: (229) [system] char_type(')', end_of_line)
   Fail: (229) [system] char_type(')', end_of_line)
   Call: (229) [system] char_type(')', space)
   Fail: (229) [system] char_type(')', space)
   Call: (229) [system] char_type(')', cntrl)
   Fail: (229) [system] char_type(')', cntrl)
^  Fail: (228) [user] is_like_space(')')
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1540744)
   Exit: (227) [system] peek_char((0x55fbb4538270), ')')
   Call: (227) [system] ')'=')'
   Exit: (227) [system] ')'=')'
   Call: (227) [system] get_char((0x55fbb4538270), _1544534)
   Exit: (227) [system] get_char((0x55fbb4538270), ')')
   Call: (227) [system] _1522876=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_list(')', (0x55fbb4538270), [])
   Call: (226) [system] _1423666=['B']
   Exit: (226) [system] ['B']=['B']
^  Exit: (225) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (225) [system] _1326328=['A', 'B']
   Exit: (225) [system] ['A', 'B']=['A', 'B']
^  Exit: (224) [user] read_list(')', (0x55fbb4538270), ['A', 'B'])
   Call: (224) [system] _1120252=['AndLink', 'A', 'B']
   Exit: (224) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (223) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Exit: (222) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Call: (222) [user] read_list(')', (0x55fbb4538270), _1558416)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1560274)
   Exit: (224) [system] peek_char((0x55fbb4538270), ' ')
   Call: (224) [system] ' '=(;)
   Fail: (224) [system] ' '=(;)
   Call: (224) [system] ' '=(/)
   Fail: (224) [system] ' '=(/)
^  Call: (224) [user] is_like_space(' ')
   Call: (225) [system] char_type(' ', 'white')
   Exit: (225) [system] char_type(' ', 'white')
^  Exit: (224) [user] is_like_space(' ')
   Call: (224) [system] get_char((0x55fbb4538270), _1569868)
   Exit: (224) [system] get_char((0x55fbb4538270), ' ')
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1572572)
   Exit: (225) [system] peek_char((0x55fbb4538270), 'C')
   Call: (225) [system] 'C'=(;)
   Fail: (225) [system] 'C'=(;)
   Call: (225) [system] 'C'=(/)
   Fail: (225) [system] 'C'=(/)
^  Call: (225) [user] is_like_space('C')
   Call: (226) [system] char_type('C', 'white')
   Fail: (226) [system] char_type('C', 'white')
   Call: (226) [system] char_type('C', end_of_line)
   Fail: (226) [system] char_type('C', end_of_line)
   Call: (226) [system] char_type('C', space)
   Fail: (226) [system] char_type('C', space)
   Call: (226) [system] char_type('C', cntrl)
   Fail: (226) [system] char_type('C', cntrl)
^  Fail: (225) [user] is_like_space('C')
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _1589506)
   Exit: (223) [system] peek_char((0x55fbb4538270), 'C')
   Call: (223) [system] 'C'=')'
   Fail: (223) [system] 'C'=')'
   Call: (223) [system] 'C'=end_of_file
   Fail: (223) [system] 'C'=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55fbb4538270), _1595076)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1596934)
   Exit: (225) [system] peek_char((0x55fbb4538270), 'C')
   Call: (225) [system] 'C'=(;)
   Fail: (225) [system] 'C'=(;)
   Call: (225) [system] 'C'=(/)
   Fail: (225) [system] 'C'=(/)
^  Call: (225) [user] is_like_space('C')
   Call: (226) [system] char_type('C', 'white')
   Fail: (226) [system] char_type('C', 'white')
   Call: (226) [system] char_type('C', end_of_line)
   Fail: (226) [system] char_type('C', end_of_line)
   Call: (226) [system] char_type('C', space)
   Fail: (226) [system] char_type('C', space)
   Call: (226) [system] char_type('C', cntrl)
   Fail: (226) [system] char_type('C', cntrl)
^  Fail: (225) [user] is_like_space('C')
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] get_char((0x55fbb4538270), _1612944)
   Exit: (224) [system] get_char((0x55fbb4538270), 'C')
   Call: (224) [system] 'C'='('
   Fail: (224) [system] 'C'='('
   Call: (224) [system] 'C'='['
   Fail: (224) [system] 'C'='['
   Call: (224) [system] 'C'='{'
   Fail: (224) [system] 'C'='{'
   Call: (224) [system] 'C'='"'
   Fail: (224) [system] 'C'='"'
   Call: (224) [system] 'C'=!
   Fail: (224) [system] 'C'=!
   Call: (224) [system] 'C'='\''
   Fail: (224) [system] 'C'='\''
   Call: (224) [system] 'C'='`'
   Fail: (224) [system] 'C'='`'
   Call: (224) [system] 'C'=end_of_file
   Fail: (224) [system] 'C'=end_of_file
^  Call: (224) [user] read_symbolic(')', (0x55fbb4538270), 'C', _1595076)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _1630586)
   Call: (226) [system] peek_char((0x55fbb4538270), _1631520)
   Exit: (226) [system] peek_char((0x55fbb4538270), ')')
^  Call: (226) [user] is_delimiter(')')
   Call: (227) [system] char_type(')', space)
   Fail: (227) [system] char_type(')', space)
   Call: (227) [system] arg(_1636240, v('(', ')', end_of_file), ')')
   Exit: (227) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (226) [user] is_delimiter(')')
   Call: (226) [system] _1630586=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (225) [user] classify_and_convert_charseq(['C'], _1595076)
^  Call: (226) [user] classify_and_convert_charseq_(['C'], _1642676)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_1643628, _1643630), once(user:catch(read_from_chars(['C'], _1642676), _1643610, fail)), '$restore_trace'(_1643628, _1643630))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_1643628, _1643630))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1642676), _1643610, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(_1642676)
   Fail: (227) [system] atomic(_1642676)
   Call: (227) [system] atom_chars(_1642676, ['C'])
   Exit: (227) [system] atom_chars('C', ['C'])
^  Exit: (226) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (226) [system] integer('C')
   Fail: (226) [system] integer('C')
   Call: (226) [system] _1595076='C'
   Exit: (226) [system] 'C'='C'
^  Exit: (225) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (224) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (223) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (223) [user] read_list(')', (0x55fbb4538270), _1657626)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1659484)
   Exit: (225) [system] peek_char((0x55fbb4538270), ')')
   Call: (225) [system] ')'=(;)
   Fail: (225) [system] ')'=(;)
   Call: (225) [system] ')'=(/)
   Fail: (225) [system] ')'=(/)
^  Call: (225) [user] is_like_space(')')
   Call: (226) [system] char_type(')', 'white')
   Fail: (226) [system] char_type(')', 'white')
   Call: (226) [system] char_type(')', end_of_line)
   Fail: (226) [system] char_type(')', end_of_line)
   Call: (226) [system] char_type(')', space)
   Fail: (226) [system] char_type(')', space)
   Call: (226) [system] char_type(')', cntrl)
   Fail: (226) [system] char_type(')', cntrl)
^  Fail: (225) [user] is_like_space(')')
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1675494)
   Exit: (224) [system] peek_char((0x55fbb4538270), ')')
   Call: (224) [system] ')'=')'
   Exit: (224) [system] ')'=')'
   Call: (224) [system] get_char((0x55fbb4538270), _1679284)
   Exit: (224) [system] get_char((0x55fbb4538270), ')')
   Call: (224) [system] _1657626=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_list(')', (0x55fbb4538270), [])
   Call: (223) [system] _1558416=['C']
   Exit: (223) [system] ['C']=['C']
^  Exit: (222) [user] read_list(')', (0x55fbb4538270), ['C'])
   Call: (222) [system] _1083592=[['AndLink', 'A', 'B'], 'C']
   Exit: (222) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (221) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'A', 'B'], 'C'])
   Call: (221) [system] _810596=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (221) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (220) [user] read_list(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (219) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (219) [user] read_list(')', (0x55fbb4538270), _1693166)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _1695024)
   Exit: (221) [system] peek_char((0x55fbb4538270), ' ')
   Call: (221) [system] ' '=(;)
   Fail: (221) [system] ' '=(;)
   Call: (221) [system] ' '=(/)
   Fail: (221) [system] ' '=(/)
^  Call: (221) [user] is_like_space(' ')
   Call: (222) [system] char_type(' ', 'white')
   Exit: (222) [system] char_type(' ', 'white')
^  Exit: (221) [user] is_like_space(' ')
   Call: (221) [system] get_char((0x55fbb4538270), _1704618)
   Exit: (221) [system] get_char((0x55fbb4538270), ' ')
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _1707322)
   Exit: (222) [system] peek_char((0x55fbb4538270), 'B')
   Call: (222) [system] 'B'=(;)
   Fail: (222) [system] 'B'=(;)
   Call: (222) [system] 'B'=(/)
   Fail: (222) [system] 'B'=(/)
^  Call: (222) [user] is_like_space('B')
   Call: (223) [system] char_type('B', 'white')
   Fail: (223) [system] char_type('B', 'white')
   Call: (223) [system] char_type('B', end_of_line)
   Fail: (223) [system] char_type('B', end_of_line)
   Call: (223) [system] char_type('B', space)
   Fail: (223) [system] char_type('B', space)
   Call: (223) [system] char_type('B', cntrl)
   Fail: (223) [system] char_type('B', cntrl)
^  Fail: (222) [user] is_like_space('B')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _1724256)
   Exit: (220) [system] peek_char((0x55fbb4538270), 'B')
   Call: (220) [system] 'B'=')'
   Fail: (220) [system] 'B'=')'
   Call: (220) [system] 'B'=end_of_file
   Fail: (220) [system] 'B'=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55fbb4538270), _1729826)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _1731684)
   Exit: (222) [system] peek_char((0x55fbb4538270), 'B')
   Call: (222) [system] 'B'=(;)
   Fail: (222) [system] 'B'=(;)
   Call: (222) [system] 'B'=(/)
   Fail: (222) [system] 'B'=(/)
^  Call: (222) [user] is_like_space('B')
   Call: (223) [system] char_type('B', 'white')
   Fail: (223) [system] char_type('B', 'white')
   Call: (223) [system] char_type('B', end_of_line)
   Fail: (223) [system] char_type('B', end_of_line)
   Call: (223) [system] char_type('B', space)
   Fail: (223) [system] char_type('B', space)
   Call: (223) [system] char_type('B', cntrl)
   Fail: (223) [system] char_type('B', cntrl)
^  Fail: (222) [user] is_like_space('B')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] get_char((0x55fbb4538270), _1747694)
   Exit: (221) [system] get_char((0x55fbb4538270), 'B')
   Call: (221) [system] 'B'='('
   Fail: (221) [system] 'B'='('
   Call: (221) [system] 'B'='['
   Fail: (221) [system] 'B'='['
   Call: (221) [system] 'B'='{'
   Fail: (221) [system] 'B'='{'
   Call: (221) [system] 'B'='"'
   Fail: (221) [system] 'B'='"'
   Call: (221) [system] 'B'=!
   Fail: (221) [system] 'B'=!
   Call: (221) [system] 'B'='\''
   Fail: (221) [system] 'B'='\''
   Call: (221) [system] 'B'='`'
   Fail: (221) [system] 'B'='`'
   Call: (221) [system] 'B'=end_of_file
   Fail: (221) [system] 'B'=end_of_file
^  Call: (221) [user] read_symbolic(')', (0x55fbb4538270), 'B', _1729826)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _1765336)
   Call: (223) [system] peek_char((0x55fbb4538270), _1766270)
   Exit: (223) [system] peek_char((0x55fbb4538270), ')')
^  Call: (223) [user] is_delimiter(')')
   Call: (224) [system] char_type(')', space)
   Fail: (224) [system] char_type(')', space)
   Call: (224) [system] arg(_1770990, v('(', ')', end_of_file), ')')
   Exit: (224) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (223) [user] is_delimiter(')')
   Call: (223) [system] _1765336=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (222) [user] classify_and_convert_charseq(['B'], _1729826)
^  Call: (223) [user] classify_and_convert_charseq_(['B'], _1777426)
^  Call: (225) [system] setup_call_cleanup('$notrace'(_1778378, _1778380), once(user:catch(read_from_chars(['B'], _1777426), _1778360, fail)), '$restore_trace'(_1778378, _1778380))
^  Call: (226) [system] sig_atomic(system:'$notrace'(_1778378, _1778380))
^  Exit: (225) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1777426), _1778360, fail)), system:'$restore_trace'(3, -1))
   Call: (224) [system] atomic(_1777426)
   Fail: (224) [system] atomic(_1777426)
   Call: (224) [system] atom_chars(_1777426, ['B'])
   Exit: (224) [system] atom_chars('B', ['B'])
^  Exit: (223) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (223) [system] integer('B')
   Fail: (223) [system] integer('B')
   Call: (223) [system] _1729826='B'
   Exit: (223) [system] 'B'='B'
^  Exit: (222) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (221) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (220) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (220) [user] read_list(')', (0x55fbb4538270), _1792376)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _1794234)
   Exit: (222) [system] peek_char((0x55fbb4538270), ')')
   Call: (222) [system] ')'=(;)
   Fail: (222) [system] ')'=(;)
   Call: (222) [system] ')'=(/)
   Fail: (222) [system] ')'=(/)
^  Call: (222) [user] is_like_space(')')
   Call: (223) [system] char_type(')', 'white')
   Fail: (223) [system] char_type(')', 'white')
   Call: (223) [system] char_type(')', end_of_line)
   Fail: (223) [system] char_type(')', end_of_line)
   Call: (223) [system] char_type(')', space)
   Fail: (223) [system] char_type(')', space)
   Call: (223) [system] char_type(')', cntrl)
   Fail: (223) [system] char_type(')', cntrl)
^  Fail: (222) [user] is_like_space(')')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _1810244)
   Exit: (221) [system] peek_char((0x55fbb4538270), ')')
   Call: (221) [system] ')'=')'
   Exit: (221) [system] ')'=')'
   Call: (221) [system] get_char((0x55fbb4538270), _1814034)
   Exit: (221) [system] get_char((0x55fbb4538270), ')')
   Call: (221) [system] _1792376=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_list(')', (0x55fbb4538270), [])
   Call: (220) [system] _1693166=['B']
   Exit: (220) [system] ['B']=['B']
^  Exit: (219) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (219) [system] _773936=[['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']
   Exit: (219) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']=[['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']
^  Exit: (218) [user] read_list(')', (0x55fbb4538270), [['Implication', ['AndLink', 'A', 'B'], 'C'], 'B'])
   Call: (218) [system] _584590=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']
   Exit: (218) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']
^  Exit: (217) [user] read_list(')', (0x55fbb4538270), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B'])
^  Exit: (216) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B'])
^  Call: (216) [user] read_list(')', (0x55fbb4538270), _1827916)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1829774)
   Exit: (218) [system] peek_char((0x55fbb4538270), ')')
   Call: (218) [system] ')'=(;)
   Fail: (218) [system] ')'=(;)
   Call: (218) [system] ')'=(/)
   Fail: (218) [system] ')'=(/)
^  Call: (218) [user] is_like_space(')')
   Call: (219) [system] char_type(')', 'white')
   Fail: (219) [system] char_type(')', 'white')
   Call: (219) [system] char_type(')', end_of_line)
   Fail: (219) [system] char_type(')', end_of_line)
   Call: (219) [system] char_type(')', space)
   Fail: (219) [system] char_type(')', space)
   Call: (219) [system] char_type(')', cntrl)
   Fail: (219) [system] char_type(')', cntrl)
^  Fail: (218) [user] is_like_space(')')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1845784)
   Exit: (217) [system] peek_char((0x55fbb4538270), ')')
   Call: (217) [system] ')'=')'
   Exit: (217) [system] ')'=')'
   Call: (217) [system] get_char((0x55fbb4538270), _1849574)
   Exit: (217) [system] get_char((0x55fbb4538270), ')')
   Call: (217) [system] _1827916=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_list(')', (0x55fbb4538270), [])
   Call: (216) [system] _547930=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
   Exit: (216) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
^  Exit: (215) [user] read_list(')', (0x55fbb4538270), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']])
   Call: (215) [system] _5524=[['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
   Exit: (215) [system] [['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]=[['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
^  Exit: (214) [user] read_list(')', (0x55fbb4538270), [['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']])
   Call: (214) [system] _5516=[:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
   Exit: (214) [system] [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]=[:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
^  Exit: (213) [user] read_list(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']])
^  Exit: (212) [user] cont_sexpr(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']])
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _1863456)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1865314)
   Exit: (214) [system] peek_char((0x55fbb4538270), '\n')
   Call: (214) [system] '\n'=(;)
   Fail: (214) [system] '\n'=(;)
   Call: (214) [system] '\n'=(/)
   Fail: (214) [system] '\n'=(/)
^  Call: (214) [user] is_like_space('\n')
   Call: (215) [system] char_type('\n', 'white')
   Fail: (215) [system] char_type('\n', 'white')
   Call: (215) [system] char_type('\n', end_of_line)
   Exit: (215) [system] char_type('\n', end_of_line)
^  Exit: (214) [user] is_like_space('\n')
   Call: (214) [system] get_char((0x55fbb4538270), _1876764)
   Exit: (214) [system] get_char((0x55fbb4538270), '\n')
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1879468)
   Exit: (215) [system] peek_char((0x55fbb4538270), '\t')
   Call: (215) [system] '\t'=(;)
   Fail: (215) [system] '\t'=(;)
   Call: (215) [system] '\t'=(/)
   Fail: (215) [system] '\t'=(/)
^  Call: (215) [user] is_like_space('\t')
   Call: (216) [system] char_type('\t', 'white')
   Exit: (216) [system] char_type('\t', 'white')
^  Exit: (215) [user] is_like_space('\t')
   Call: (215) [system] get_char((0x55fbb4538270), _1889062)
   Exit: (215) [system] get_char((0x55fbb4538270), '\t')
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1891766)
   Exit: (216) [system] peek_char((0x55fbb4538270), '\t')
   Call: (216) [system] '\t'=(;)
   Fail: (216) [system] '\t'=(;)
   Call: (216) [system] '\t'=(/)
   Fail: (216) [system] '\t'=(/)
^  Call: (216) [user] is_like_space('\t')
   Call: (217) [system] char_type('\t', 'white')
   Exit: (217) [system] char_type('\t', 'white')
^  Exit: (216) [user] is_like_space('\t')
   Call: (216) [system] get_char((0x55fbb4538270), _1901360)
   Exit: (216) [system] get_char((0x55fbb4538270), '\t')
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1904064)
   Exit: (217) [system] peek_char((0x55fbb4538270), ' ')
   Call: (217) [system] ' '=(;)
   Fail: (217) [system] ' '=(;)
   Call: (217) [system] ' '=(/)
   Fail: (217) [system] ' '=(/)
^  Call: (217) [user] is_like_space(' ')
   Call: (218) [system] char_type(' ', 'white')
   Exit: (218) [system] char_type(' ', 'white')
^  Exit: (217) [user] is_like_space(' ')
   Call: (217) [system] get_char((0x55fbb4538270), _1913658)
   Exit: (217) [system] get_char((0x55fbb4538270), ' ')
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1916362)
   Exit: (218) [system] peek_char((0x55fbb4538270), '(')
   Call: (218) [system] '('=(;)
   Fail: (218) [system] '('=(;)
   Call: (218) [system] '('=(/)
   Fail: (218) [system] '('=(/)
^  Call: (218) [user] is_like_space('(')
   Call: (219) [system] char_type('(', 'white')
   Fail: (219) [system] char_type('(', 'white')
   Call: (219) [system] char_type('(', end_of_line)
   Fail: (219) [system] char_type('(', end_of_line)
   Call: (219) [system] char_type('(', space)
   Fail: (219) [system] char_type('(', space)
   Call: (219) [system] char_type('(', cntrl)
   Fail: (219) [system] char_type('(', cntrl)
^  Fail: (218) [user] is_like_space('(')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1936068)
   Exit: (213) [system] peek_char((0x55fbb4538270), '(')
   Call: (213) [system] '('=')'
   Fail: (213) [system] '('=')'
   Call: (213) [system] '('=end_of_file
   Fail: (213) [system] '('=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55fbb4538270), _1941638)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1943496)
   Exit: (215) [system] peek_char((0x55fbb4538270), '(')
   Call: (215) [system] '('=(;)
   Fail: (215) [system] '('=(;)
   Call: (215) [system] '('=(/)
   Fail: (215) [system] '('=(/)
^  Call: (215) [user] is_like_space('(')
   Call: (216) [system] char_type('(', 'white')
   Fail: (216) [system] char_type('(', 'white')
   Call: (216) [system] char_type('(', end_of_line)
   Fail: (216) [system] char_type('(', end_of_line)
   Call: (216) [system] char_type('(', space)
   Fail: (216) [system] char_type('(', space)
   Call: (216) [system] char_type('(', cntrl)
   Fail: (216) [system] char_type('(', cntrl)
^  Fail: (215) [user] is_like_space('(')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] get_char((0x55fbb4538270), _1959506)
   Exit: (214) [system] get_char((0x55fbb4538270), '(')
   Call: (214) [system] '('='('
   Exit: (214) [system] '('='('
^  Call: (214) [user] read_list(')', (0x55fbb4538270), _1941638)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1965076)
   Exit: (216) [system] peek_char((0x55fbb4538270), :)
   Call: (216) [system] (:)=(;)
   Fail: (216) [system] (:)=(;)
   Call: (216) [system] (:)=(/)
   Fail: (216) [system] (:)=(/)
^  Call: (216) [user] is_like_space(:)
   Call: (217) [system] char_type(:, 'white')
   Fail: (217) [system] char_type(:, 'white')
   Call: (217) [system] char_type(:, end_of_line)
   Fail: (217) [system] char_type(:, end_of_line)
   Call: (217) [system] char_type(:, space)
   Fail: (217) [system] char_type(:, space)
   Call: (217) [system] char_type(:, cntrl)
   Fail: (217) [system] char_type(:, cntrl)
^  Fail: (216) [user] is_like_space(:)
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1981086)
   Exit: (215) [system] peek_char((0x55fbb4538270), :)
   Call: (215) [system] (:)=')'
   Fail: (215) [system] (:)=')'
   Call: (215) [system] (:)=end_of_file
   Fail: (215) [system] (:)=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55fbb4538270), _1986656)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1988514)
   Exit: (217) [system] peek_char((0x55fbb4538270), :)
   Call: (217) [system] (:)=(;)
   Fail: (217) [system] (:)=(;)
   Call: (217) [system] (:)=(/)
   Fail: (217) [system] (:)=(/)
^  Call: (217) [user] is_like_space(:)
   Call: (218) [system] char_type(:, 'white')
   Fail: (218) [system] char_type(:, 'white')
   Call: (218) [system] char_type(:, end_of_line)
   Fail: (218) [system] char_type(:, end_of_line)
   Call: (218) [system] char_type(:, space)
   Fail: (218) [system] char_type(:, space)
   Call: (218) [system] char_type(:, cntrl)
   Fail: (218) [system] char_type(:, cntrl)
^  Fail: (217) [user] is_like_space(:)
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] get_char((0x55fbb4538270), _2004524)
   Exit: (216) [system] get_char((0x55fbb4538270), :)
   Call: (216) [system] (:)='('
   Fail: (216) [system] (:)='('
   Call: (216) [system] (:)='['
   Fail: (216) [system] (:)='['
   Call: (216) [system] (:)='{'
   Fail: (216) [system] (:)='{'
   Call: (216) [system] (:)='"'
   Fail: (216) [system] (:)='"'
   Call: (216) [system] (:)=!
   Fail: (216) [system] (:)=!
   Call: (216) [system] (:)='\''
   Fail: (216) [system] (:)='\''
   Call: (216) [system] (:)='`'
   Fail: (216) [system] (:)='`'
   Call: (216) [system] (:)=end_of_file
   Fail: (216) [system] (:)=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55fbb4538270), :, _1986656)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _2022166)
   Call: (218) [system] peek_char((0x55fbb4538270), _2023100)
   Exit: (218) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (218) [user] is_delimiter(' ')
   Call: (219) [system] char_type(' ', space)
   Exit: (219) [system] char_type(' ', space)
^  Exit: (218) [user] is_delimiter(' ')
   Call: (218) [system] _2022166=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (217) [user] classify_and_convert_charseq([:], _1986656)
^  Call: (218) [user] classify_and_convert_charseq_([:], _2032384)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_2033336, _2033338), once(user:catch(read_from_chars([:], _2032384), _2033318, fail)), '$restore_trace'(_2033336, _2033338))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_2033336, _2033338))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _2033318, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(:)
   Exit: (219) [system] atomic(:)
^  Exit: (218) [user] classify_and_convert_charseq_([:], :)
   Call: (218) [system] integer(:)
   Fail: (218) [system] integer(:)
   Call: (218) [system] _1986656=(:)
   Exit: (218) [system] (:)=(:)
^  Exit: (217) [user] classify_and_convert_charseq([:], :)
^  Exit: (216) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (215) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (215) [user] read_list(')', (0x55fbb4538270), _2045464)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _2047322)
   Exit: (217) [system] peek_char((0x55fbb4538270), ' ')
   Call: (217) [system] ' '=(;)
   Fail: (217) [system] ' '=(;)
   Call: (217) [system] ' '=(/)
   Fail: (217) [system] ' '=(/)
^  Call: (217) [user] is_like_space(' ')
   Call: (218) [system] char_type(' ', 'white')
   Exit: (218) [system] char_type(' ', 'white')
^  Exit: (217) [user] is_like_space(' ')
   Call: (217) [system] get_char((0x55fbb4538270), _2056916)
   Exit: (217) [system] get_char((0x55fbb4538270), ' ')
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _2059620)
   Exit: (218) [system] peek_char((0x55fbb4538270), '(')
   Call: (218) [system] '('=(;)
   Fail: (218) [system] '('=(;)
   Call: (218) [system] '('=(/)
   Fail: (218) [system] '('=(/)
^  Call: (218) [user] is_like_space('(')
   Call: (219) [system] char_type('(', 'white')
   Fail: (219) [system] char_type('(', 'white')
   Call: (219) [system] char_type('(', end_of_line)
   Fail: (219) [system] char_type('(', end_of_line)
   Call: (219) [system] char_type('(', space)
   Fail: (219) [system] char_type('(', space)
   Call: (219) [system] char_type('(', cntrl)
   Fail: (219) [system] char_type('(', cntrl)
^  Fail: (218) [user] is_like_space('(')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _2076554)
   Exit: (216) [system] peek_char((0x55fbb4538270), '(')
   Call: (216) [system] '('=')'
   Fail: (216) [system] '('=')'
   Call: (216) [system] '('=end_of_file
   Fail: (216) [system] '('=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55fbb4538270), _2082124)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _2083982)
   Exit: (218) [system] peek_char((0x55fbb4538270), '(')
   Call: (218) [system] '('=(;)
   Fail: (218) [system] '('=(;)
   Call: (218) [system] '('=(/)
   Fail: (218) [system] '('=(/)
^  Call: (218) [user] is_like_space('(')
   Call: (219) [system] char_type('(', 'white')
   Fail: (219) [system] char_type('(', 'white')
   Call: (219) [system] char_type('(', end_of_line)
   Fail: (219) [system] char_type('(', end_of_line)
   Call: (219) [system] char_type('(', space)
   Fail: (219) [system] char_type('(', space)
   Call: (219) [system] char_type('(', cntrl)
   Fail: (219) [system] char_type('(', cntrl)
^  Fail: (218) [user] is_like_space('(')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] get_char((0x55fbb4538270), _8832)
   Exit: (217) [system] get_char((0x55fbb4538270), '(')
   Call: (217) [system] '('='('
   Exit: (217) [system] '('='('
^  Call: (217) [user] read_list(')', (0x55fbb4538270), _5624)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _14402)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'D')
   Call: (219) [system] 'D'=(;)
   Fail: (219) [system] 'D'=(;)
   Call: (219) [system] 'D'=(/)
   Fail: (219) [system] 'D'=(/)
^  Call: (219) [user] is_like_space('D')
   Call: (220) [system] char_type('D', 'white')
   Fail: (220) [system] char_type('D', 'white')
   Call: (220) [system] char_type('D', end_of_line)
   Fail: (220) [system] char_type('D', end_of_line)
   Call: (220) [system] char_type('D', space)
   Fail: (220) [system] char_type('D', space)
   Call: (220) [system] char_type('D', cntrl)
   Fail: (220) [system] char_type('D', cntrl)
^  Fail: (219) [user] is_like_space('D')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _30412)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'D')
   Call: (218) [system] 'D'=')'
   Fail: (218) [system] 'D'=')'
   Call: (218) [system] 'D'=end_of_file
   Fail: (218) [system] 'D'=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55fbb4538270), _35982)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _37840)
   Exit: (220) [system] peek_char((0x55fbb4538270), 'D')
   Call: (220) [system] 'D'=(;)
   Fail: (220) [system] 'D'=(;)
   Call: (220) [system] 'D'=(/)
   Fail: (220) [system] 'D'=(/)
^  Call: (220) [user] is_like_space('D')
   Call: (221) [system] char_type('D', 'white')
   Fail: (221) [system] char_type('D', 'white')
   Call: (221) [system] char_type('D', end_of_line)
   Fail: (221) [system] char_type('D', end_of_line)
   Call: (221) [system] char_type('D', space)
   Fail: (221) [system] char_type('D', space)
   Call: (221) [system] char_type('D', cntrl)
   Fail: (221) [system] char_type('D', cntrl)
^  Fail: (220) [user] is_like_space('D')
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] get_char((0x55fbb4538270), _53850)
   Exit: (219) [system] get_char((0x55fbb4538270), 'D')
   Call: (219) [system] 'D'='('
   Fail: (219) [system] 'D'='('
   Call: (219) [system] 'D'='['
   Fail: (219) [system] 'D'='['
   Call: (219) [system] 'D'='{'
   Fail: (219) [system] 'D'='{'
   Call: (219) [system] 'D'='"'
   Fail: (219) [system] 'D'='"'
   Call: (219) [system] 'D'=!
   Fail: (219) [system] 'D'=!
   Call: (219) [system] 'D'='\''
   Fail: (219) [system] 'D'='\''
   Call: (219) [system] 'D'='`'
   Fail: (219) [system] 'D'='`'
   Call: (219) [system] 'D'=end_of_file
   Fail: (219) [system] 'D'=end_of_file
^  Call: (219) [user] read_symbolic(')', (0x55fbb4538270), 'D', _35982)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _71492)
   Call: (221) [system] peek_char((0x55fbb4538270), _72426)
   Exit: (221) [system] peek_char((0x55fbb4538270), i)
^  Call: (221) [user] is_delimiter(i)
   Call: (222) [system] char_type(i, space)
   Fail: (222) [system] char_type(i, space)
   Call: (222) [system] arg(_77146, v('(', ')', end_of_file), i)
   Fail: (222) [system] arg(_78078, v('(', ')', end_of_file), i)
^  Fail: (221) [user] is_delimiter(i)
   Call: (221) [system] ')'==i
   Fail: (221) [system] ')'==i
   Call: (221) [system] get_char((0x55fbb4538270), i)
   Exit: (221) [system] get_char((0x55fbb4538270), i)
   Call: (221) [system] i=(\)
   Fail: (221) [system] i=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _85428)
   Call: (222) [system] peek_char((0x55fbb4538270), _86362)
   Exit: (222) [system] peek_char((0x55fbb4538270), s)
^  Call: (222) [user] is_delimiter(s)
   Call: (223) [system] char_type(s, space)
   Fail: (223) [system] char_type(s, space)
   Call: (223) [system] arg(_91082, v('(', ')', end_of_file), s)
   Fail: (223) [system] arg(_92014, v('(', ')', end_of_file), s)
^  Fail: (222) [user] is_delimiter(s)
   Call: (222) [system] ')'==s
   Fail: (222) [system] ')'==s
   Call: (222) [system] get_char((0x55fbb4538270), s)
   Exit: (222) [system] get_char((0x55fbb4538270), s)
   Call: (222) [system] s=(\)
   Fail: (222) [system] s=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _99364)
   Call: (223) [system] peek_char((0x55fbb4538270), _100298)
   Exit: (223) [system] peek_char((0x55fbb4538270), j)
^  Call: (223) [user] is_delimiter(j)
   Call: (224) [system] char_type(j, space)
   Fail: (224) [system] char_type(j, space)
   Call: (224) [system] arg(_105018, v('(', ')', end_of_file), j)
   Fail: (224) [system] arg(_105950, v('(', ')', end_of_file), j)
^  Fail: (223) [user] is_delimiter(j)
   Call: (223) [system] ')'==j
   Fail: (223) [system] ')'==j
   Call: (223) [system] get_char((0x55fbb4538270), j)
   Exit: (223) [system] get_char((0x55fbb4538270), j)
   Call: (223) [system] j=(\)
   Fail: (223) [system] j=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _113300)
   Call: (224) [system] peek_char((0x55fbb4538270), _114234)
   Exit: (224) [system] peek_char((0x55fbb4538270), u)
^  Call: (224) [user] is_delimiter(u)
   Call: (225) [system] char_type(u, space)
   Fail: (225) [system] char_type(u, space)
   Call: (225) [system] arg(_118954, v('(', ')', end_of_file), u)
   Fail: (225) [system] arg(_119886, v('(', ')', end_of_file), u)
^  Fail: (224) [user] is_delimiter(u)
   Call: (224) [system] ')'==u
   Fail: (224) [system] ')'==u
   Call: (224) [system] get_char((0x55fbb4538270), u)
   Exit: (224) [system] get_char((0x55fbb4538270), u)
   Call: (224) [system] u=(\)
   Fail: (224) [system] u=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _127236)
   Call: (225) [system] peek_char((0x55fbb4538270), _128170)
   Exit: (225) [system] peek_char((0x55fbb4538270), n)
^  Call: (225) [user] is_delimiter(n)
   Call: (226) [system] char_type(n, space)
   Fail: (226) [system] char_type(n, space)
   Call: (226) [system] arg(_132890, v('(', ')', end_of_file), n)
   Fail: (226) [system] arg(_133822, v('(', ')', end_of_file), n)
^  Fail: (225) [user] is_delimiter(n)
   Call: (225) [system] ')'==n
   Fail: (225) [system] ')'==n
   Call: (225) [system] get_char((0x55fbb4538270), n)
   Exit: (225) [system] get_char((0x55fbb4538270), n)
   Call: (225) [system] n=(\)
   Fail: (225) [system] n=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _141172)
   Call: (226) [system] peek_char((0x55fbb4538270), _142106)
   Exit: (226) [system] peek_char((0x55fbb4538270), c)
^  Call: (226) [user] is_delimiter(c)
   Call: (227) [system] char_type(c, space)
   Fail: (227) [system] char_type(c, space)
   Call: (227) [system] arg(_146826, v('(', ')', end_of_file), c)
   Fail: (227) [system] arg(_147758, v('(', ')', end_of_file), c)
^  Fail: (226) [user] is_delimiter(c)
   Call: (226) [system] ')'==c
   Fail: (226) [system] ')'==c
   Call: (226) [system] get_char((0x55fbb4538270), c)
   Exit: (226) [system] get_char((0x55fbb4538270), c)
   Call: (226) [system] c=(\)
   Fail: (226) [system] c=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _155108)
   Call: (227) [system] peek_char((0x55fbb4538270), _156042)
   Exit: (227) [system] peek_char((0x55fbb4538270), t)
^  Call: (227) [user] is_delimiter(t)
   Call: (228) [system] char_type(t, space)
   Fail: (228) [system] char_type(t, space)
   Call: (228) [system] arg(_160762, v('(', ')', end_of_file), t)
   Fail: (228) [system] arg(_161694, v('(', ')', end_of_file), t)
^  Fail: (227) [user] is_delimiter(t)
   Call: (227) [system] ')'==t
   Fail: (227) [system] ')'==t
   Call: (227) [system] get_char((0x55fbb4538270), t)
   Exit: (227) [system] get_char((0x55fbb4538270), t)
   Call: (227) [system] t=(\)
   Fail: (227) [system] t=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _169044)
   Call: (228) [system] peek_char((0x55fbb4538270), _169978)
   Exit: (228) [system] peek_char((0x55fbb4538270), i)
^  Call: (228) [user] is_delimiter(i)
   Call: (229) [system] char_type(i, space)
   Fail: (229) [system] char_type(i, space)
   Call: (229) [system] arg(_174698, v('(', ')', end_of_file), i)
   Fail: (229) [system] arg(_175630, v('(', ')', end_of_file), i)
^  Fail: (228) [user] is_delimiter(i)
   Call: (228) [system] ')'==i
   Fail: (228) [system] ')'==i
   Call: (228) [system] get_char((0x55fbb4538270), i)
   Exit: (228) [system] get_char((0x55fbb4538270), i)
   Call: (228) [system] i=(\)
   Fail: (228) [system] i=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _182980)
   Call: (229) [system] peek_char((0x55fbb4538270), _183914)
   Exit: (229) [system] peek_char((0x55fbb4538270), o)
^  Call: (229) [user] is_delimiter(o)
   Call: (230) [system] char_type(o, space)
   Fail: (230) [system] char_type(o, space)
   Call: (230) [system] arg(_188634, v('(', ')', end_of_file), o)
   Fail: (230) [system] arg(_189566, v('(', ')', end_of_file), o)
^  Fail: (229) [user] is_delimiter(o)
   Call: (229) [system] ')'==o
   Fail: (229) [system] ')'==o
   Call: (229) [system] get_char((0x55fbb4538270), o)
   Exit: (229) [system] get_char((0x55fbb4538270), o)
   Call: (229) [system] o=(\)
   Fail: (229) [system] o=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _196916)
   Call: (230) [system] peek_char((0x55fbb4538270), _197850)
   Exit: (230) [system] peek_char((0x55fbb4538270), n)
^  Call: (230) [user] is_delimiter(n)
   Call: (231) [system] char_type(n, space)
   Fail: (231) [system] char_type(n, space)
   Call: (231) [system] arg(_202570, v('(', ')', end_of_file), n)
   Fail: (231) [system] arg(_203502, v('(', ')', end_of_file), n)
^  Fail: (230) [user] is_delimiter(n)
   Call: (230) [system] ')'==n
   Fail: (230) [system] ')'==n
   Call: (230) [system] get_char((0x55fbb4538270), n)
   Exit: (230) [system] get_char((0x55fbb4538270), n)
   Call: (230) [system] n=(\)
   Fail: (230) [system] n=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _210852)
   Call: (231) [system] peek_char((0x55fbb4538270), _211786)
   Exit: (231) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (231) [user] is_delimiter('I')
   Call: (232) [system] char_type('I', space)
   Fail: (232) [system] char_type('I', space)
   Call: (232) [system] arg(_216506, v('(', ')', end_of_file), 'I')
   Fail: (232) [system] arg(_217438, v('(', ')', end_of_file), 'I')
^  Fail: (231) [user] is_delimiter('I')
   Call: (231) [system] ')'=='I'
   Fail: (231) [system] ')'=='I'
   Call: (231) [system] get_char((0x55fbb4538270), 'I')
   Exit: (231) [system] get_char((0x55fbb4538270), 'I')
   Call: (231) [system] 'I'=(\)
   Fail: (231) [system] 'I'=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _224788)
   Call: (232) [system] peek_char((0x55fbb4538270), _225722)
   Exit: (232) [system] peek_char((0x55fbb4538270), n)
^  Call: (232) [user] is_delimiter(n)
   Call: (233) [system] char_type(n, space)
   Fail: (233) [system] char_type(n, space)
   Call: (233) [system] arg(_230442, v('(', ')', end_of_file), n)
   Fail: (233) [system] arg(_231374, v('(', ')', end_of_file), n)
^  Fail: (232) [user] is_delimiter(n)
   Call: (232) [system] ')'==n
   Fail: (232) [system] ')'==n
   Call: (232) [system] get_char((0x55fbb4538270), n)
   Exit: (232) [system] get_char((0x55fbb4538270), n)
   Call: (232) [system] n=(\)
   Fail: (232) [system] n=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _238724)
   Call: (233) [system] peek_char((0x55fbb4538270), _239658)
   Exit: (233) [system] peek_char((0x55fbb4538270), t)
^  Call: (233) [user] is_delimiter(t)
   Call: (234) [system] char_type(t, space)
   Fail: (234) [system] char_type(t, space)
   Call: (234) [system] arg(_244378, v('(', ')', end_of_file), t)
   Fail: (234) [system] arg(_245310, v('(', ')', end_of_file), t)
^  Fail: (233) [user] is_delimiter(t)
   Call: (233) [system] ')'==t
   Fail: (233) [system] ')'==t
   Call: (233) [system] get_char((0x55fbb4538270), t)
   Exit: (233) [system] get_char((0x55fbb4538270), t)
   Call: (233) [system] t=(\)
   Fail: (233) [system] t=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _252660)
   Call: (234) [system] peek_char((0x55fbb4538270), _253594)
   Exit: (234) [system] peek_char((0x55fbb4538270), r)
^  Call: (234) [user] is_delimiter(r)
   Call: (235) [system] char_type(r, space)
   Fail: (235) [system] char_type(r, space)
   Call: (235) [system] arg(_258314, v('(', ')', end_of_file), r)
   Fail: (235) [system] arg(_259246, v('(', ')', end_of_file), r)
^  Fail: (234) [user] is_delimiter(r)
   Call: (234) [system] ')'==r
   Fail: (234) [system] ')'==r
   Call: (234) [system] get_char((0x55fbb4538270), r)
   Exit: (234) [system] get_char((0x55fbb4538270), r)
   Call: (234) [system] r=(\)
   Fail: (234) [system] r=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _266596)
   Call: (235) [system] peek_char((0x55fbb4538270), _267530)
   Exit: (235) [system] peek_char((0x55fbb4538270), o)
^  Call: (235) [user] is_delimiter(o)
   Call: (236) [system] char_type(o, space)
   Fail: (236) [system] char_type(o, space)
   Call: (236) [system] arg(_272250, v('(', ')', end_of_file), o)
   Fail: (236) [system] arg(_273182, v('(', ')', end_of_file), o)
^  Fail: (235) [user] is_delimiter(o)
   Call: (235) [system] ')'==o
   Fail: (235) [system] ')'==o
   Call: (235) [system] get_char((0x55fbb4538270), o)
   Exit: (235) [system] get_char((0x55fbb4538270), o)
   Call: (235) [system] o=(\)
   Fail: (235) [system] o=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), _280532)
   Call: (236) [system] peek_char((0x55fbb4538270), _281466)
   Exit: (236) [system] peek_char((0x55fbb4538270), d)
^  Call: (236) [user] is_delimiter(d)
   Call: (237) [system] char_type(d, space)
   Fail: (237) [system] char_type(d, space)
   Call: (237) [system] arg(_286186, v('(', ')', end_of_file), d)
   Fail: (237) [system] arg(_287118, v('(', ')', end_of_file), d)
^  Fail: (236) [user] is_delimiter(d)
   Call: (236) [system] ')'==d
   Fail: (236) [system] ')'==d
   Call: (236) [system] get_char((0x55fbb4538270), d)
   Exit: (236) [system] get_char((0x55fbb4538270), d)
   Call: (236) [system] d=(\)
   Fail: (236) [system] d=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), _294468)
   Call: (237) [system] peek_char((0x55fbb4538270), _295402)
   Exit: (237) [system] peek_char((0x55fbb4538270), u)
^  Call: (237) [user] is_delimiter(u)
   Call: (238) [system] char_type(u, space)
   Fail: (238) [system] char_type(u, space)
   Call: (238) [system] arg(_300122, v('(', ')', end_of_file), u)
   Fail: (238) [system] arg(_301054, v('(', ')', end_of_file), u)
^  Fail: (237) [user] is_delimiter(u)
   Call: (237) [system] ')'==u
   Fail: (237) [system] ')'==u
   Call: (237) [system] get_char((0x55fbb4538270), u)
   Exit: (237) [system] get_char((0x55fbb4538270), u)
   Call: (237) [system] u=(\)
   Fail: (237) [system] u=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), _308404)
   Call: (238) [system] peek_char((0x55fbb4538270), _309338)
   Exit: (238) [system] peek_char((0x55fbb4538270), c)
^  Call: (238) [user] is_delimiter(c)
   Call: (239) [system] char_type(c, space)
   Fail: (239) [system] char_type(c, space)
   Call: (239) [system] arg(_314058, v('(', ')', end_of_file), c)
   Fail: (239) [system] arg(_314990, v('(', ')', end_of_file), c)
^  Fail: (238) [user] is_delimiter(c)
   Call: (238) [system] ')'==c
   Fail: (238) [system] ')'==c
   Call: (238) [system] get_char((0x55fbb4538270), c)
   Exit: (238) [system] get_char((0x55fbb4538270), c)
   Call: (238) [system] c=(\)
   Fail: (238) [system] c=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), _322340)
   Call: (239) [system] peek_char((0x55fbb4538270), _323274)
   Exit: (239) [system] peek_char((0x55fbb4538270), t)
^  Call: (239) [user] is_delimiter(t)
   Call: (240) [system] char_type(t, space)
   Fail: (240) [system] char_type(t, space)
   Call: (240) [system] arg(_327994, v('(', ')', end_of_file), t)
   Fail: (240) [system] arg(_328926, v('(', ')', end_of_file), t)
^  Fail: (239) [user] is_delimiter(t)
   Call: (239) [system] ')'==t
   Fail: (239) [system] ')'==t
   Call: (239) [system] get_char((0x55fbb4538270), t)
   Exit: (239) [system] get_char((0x55fbb4538270), t)
   Call: (239) [system] t=(\)
   Fail: (239) [system] t=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55fbb4538270), _336276)
   Call: (240) [system] peek_char((0x55fbb4538270), _337210)
   Exit: (240) [system] peek_char((0x55fbb4538270), i)
^  Call: (240) [user] is_delimiter(i)
   Call: (241) [system] char_type(i, space)
   Fail: (241) [system] char_type(i, space)
   Call: (241) [system] arg(_341930, v('(', ')', end_of_file), i)
   Fail: (241) [system] arg(_342862, v('(', ')', end_of_file), i)
^  Fail: (240) [user] is_delimiter(i)
   Call: (240) [system] ')'==i
   Fail: (240) [system] ')'==i
   Call: (240) [system] get_char((0x55fbb4538270), i)
   Exit: (240) [system] get_char((0x55fbb4538270), i)
   Call: (240) [system] i=(\)
   Fail: (240) [system] i=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55fbb4538270), _350212)
   Call: (241) [system] peek_char((0x55fbb4538270), _351146)
   Exit: (241) [system] peek_char((0x55fbb4538270), o)
^  Call: (241) [user] is_delimiter(o)
   Call: (242) [system] char_type(o, space)
   Fail: (242) [system] char_type(o, space)
   Call: (242) [system] arg(_355866, v('(', ')', end_of_file), o)
   Fail: (242) [system] arg(_356798, v('(', ')', end_of_file), o)
^  Fail: (241) [user] is_delimiter(o)
   Call: (241) [system] ')'==o
   Fail: (241) [system] ')'==o
   Call: (241) [system] get_char((0x55fbb4538270), o)
   Exit: (241) [system] get_char((0x55fbb4538270), o)
   Call: (241) [system] o=(\)
   Fail: (241) [system] o=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55fbb4538270), _364148)
   Call: (242) [system] peek_char((0x55fbb4538270), _365082)
   Exit: (242) [system] peek_char((0x55fbb4538270), n)
^  Call: (242) [user] is_delimiter(n)
   Call: (243) [system] char_type(n, space)
   Fail: (243) [system] char_type(n, space)
   Call: (243) [system] arg(_369802, v('(', ')', end_of_file), n)
   Fail: (243) [system] arg(_370734, v('(', ')', end_of_file), n)
^  Fail: (242) [user] is_delimiter(n)
   Call: (242) [system] ')'==n
   Fail: (242) [system] ')'==n
   Call: (242) [system] get_char((0x55fbb4538270), n)
   Exit: (242) [system] get_char((0x55fbb4538270), n)
   Call: (242) [system] n=(\)
   Fail: (242) [system] n=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55fbb4538270), _378084)
   Call: (243) [system] peek_char((0x55fbb4538270), _379018)
   Exit: (243) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (243) [user] is_delimiter(' ')
   Call: (244) [system] char_type(' ', space)
   Exit: (244) [system] char_type(' ', space)
^  Exit: (243) [user] is_delimiter(' ')
   Call: (243) [system] _378084=[]
   Exit: (243) [system] []=[]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (242) [system] _364148=[n]
   Exit: (242) [system] [n]=[n]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (241) [system] _350212=[o, n]
   Exit: (241) [system] [o, n]=[o, n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (240) [system] _336276=[i, o, n]
   Exit: (240) [system] [i, o, n]=[i, o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (239) [system] _322340=[t, i, o, n]
   Exit: (239) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (238) [system] _308404=[c, t, i, o, n]
   Exit: (238) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (237) [system] _294468=[u, c, t, i, o, n]
   Exit: (237) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (236) [system] _280532=[d, u, c, t, i, o, n]
   Exit: (236) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (235) [system] _266596=[o, d, u, c, t, i, o, n]
   Exit: (235) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (234) [system] _252660=[r, o, d, u, c, t, i, o, n]
   Exit: (234) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (233) [system] _238724=[t, r, o, d, u, c, t, i, o, n]
   Exit: (233) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (232) [system] _224788=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (231) [system] _210852=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _196916=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _182980=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _169044=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _155108=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _141172=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _127236=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _113300=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _99364=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _85428=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _71492=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (220) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _35982)
^  Call: (221) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _449770)
^  Call: (223) [system] setup_call_cleanup('$notrace'(_450722, _450724), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _449770), _450704, fail)), '$restore_trace'(_450722, _450724))
^  Call: (224) [system] sig_atomic(system:'$notrace'(_450722, _450724))
^  Exit: (223) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _449770), _450704, fail)), system:'$restore_trace'(3, -1))
   Call: (222) [system] atomic(_449770)
   Fail: (222) [system] atomic(_449770)
   Call: (222) [system] atom_chars(_449770, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (222) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (221) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
   Call: (221) [system] integer('DisjunctionIntroduction')
   Fail: (221) [system] integer('DisjunctionIntroduction')
   Call: (221) [system] _35982='DisjunctionIntroduction'
   Exit: (221) [system] 'DisjunctionIntroduction'='DisjunctionIntroduction'
^  Exit: (220) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (219) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'DisjunctionIntroduction')
^  Exit: (218) [user] cont_sexpr(')', (0x55fbb4538270), 'DisjunctionIntroduction')
^  Call: (218) [user] read_list(')', (0x55fbb4538270), _464720)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _466578)
   Exit: (220) [system] peek_char((0x55fbb4538270), ' ')
   Call: (220) [system] ' '=(;)
   Fail: (220) [system] ' '=(;)
   Call: (220) [system] ' '=(/)
   Fail: (220) [system] ' '=(/)
^  Call: (220) [user] is_like_space(' ')
   Call: (221) [system] char_type(' ', 'white')
   Exit: (221) [system] char_type(' ', 'white')
^  Exit: (220) [user] is_like_space(' ')
   Call: (220) [system] get_char((0x55fbb4538270), _476172)
   Exit: (220) [system] get_char((0x55fbb4538270), ' ')
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _478876)
   Exit: (221) [system] peek_char((0x55fbb4538270), c)
   Call: (221) [system] c=(;)
   Fail: (221) [system] c=(;)
   Call: (221) [system] c=(/)
   Fail: (221) [system] c=(/)
^  Call: (221) [user] is_like_space(c)
   Call: (222) [system] char_type(c, 'white')
   Fail: (222) [system] char_type(c, 'white')
   Call: (222) [system] char_type(c, end_of_line)
   Fail: (222) [system] char_type(c, end_of_line)
   Call: (222) [system] char_type(c, space)
   Fail: (222) [system] char_type(c, space)
   Call: (222) [system] char_type(c, cntrl)
   Fail: (222) [system] char_type(c, cntrl)
^  Fail: (221) [user] is_like_space(c)
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _495810)
   Exit: (219) [system] peek_char((0x55fbb4538270), c)
   Call: (219) [system] c=')'
   Fail: (219) [system] c=')'
   Call: (219) [system] c=end_of_file
   Fail: (219) [system] c=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55fbb4538270), _501380)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _503238)
   Exit: (221) [system] peek_char((0x55fbb4538270), c)
   Call: (221) [system] c=(;)
   Fail: (221) [system] c=(;)
   Call: (221) [system] c=(/)
   Fail: (221) [system] c=(/)
^  Call: (221) [user] is_like_space(c)
   Call: (222) [system] char_type(c, 'white')
   Fail: (222) [system] char_type(c, 'white')
   Call: (222) [system] char_type(c, end_of_line)
   Fail: (222) [system] char_type(c, end_of_line)
   Call: (222) [system] char_type(c, space)
   Fail: (222) [system] char_type(c, space)
   Call: (222) [system] char_type(c, cntrl)
   Fail: (222) [system] char_type(c, cntrl)
^  Fail: (221) [user] is_like_space(c)
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] get_char((0x55fbb4538270), _519248)
   Exit: (220) [system] get_char((0x55fbb4538270), c)
   Call: (220) [system] c='('
   Fail: (220) [system] c='('
   Call: (220) [system] c='['
   Fail: (220) [system] c='['
   Call: (220) [system] c='{'
   Fail: (220) [system] c='{'
   Call: (220) [system] c='"'
   Fail: (220) [system] c='"'
   Call: (220) [system] c=!
   Fail: (220) [system] c=!
   Call: (220) [system] c='\''
   Fail: (220) [system] c='\''
   Call: (220) [system] c='`'
   Fail: (220) [system] c='`'
   Call: (220) [system] c=end_of_file
   Fail: (220) [system] c=end_of_file
^  Call: (220) [user] read_symbolic(')', (0x55fbb4538270), c, _501380)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _536890)
   Call: (222) [system] peek_char((0x55fbb4538270), _537824)
   Exit: (222) [system] peek_char((0x55fbb4538270), d)
^  Call: (222) [user] is_delimiter(d)
   Call: (223) [system] char_type(d, space)
   Fail: (223) [system] char_type(d, space)
   Call: (223) [system] arg(_542544, v('(', ')', end_of_file), d)
   Fail: (223) [system] arg(_543476, v('(', ')', end_of_file), d)
^  Fail: (222) [user] is_delimiter(d)
   Call: (222) [system] ')'==d
   Fail: (222) [system] ')'==d
   Call: (222) [system] get_char((0x55fbb4538270), d)
   Exit: (222) [system] get_char((0x55fbb4538270), d)
   Call: (222) [system] d=(\)
   Fail: (222) [system] d=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _550826)
   Call: (223) [system] peek_char((0x55fbb4538270), _551760)
   Exit: (223) [system] peek_char((0x55fbb4538270), e)
^  Call: (223) [user] is_delimiter(e)
   Call: (224) [system] char_type(e, space)
   Fail: (224) [system] char_type(e, space)
   Call: (224) [system] arg(_556480, v('(', ')', end_of_file), e)
   Fail: (224) [system] arg(_557412, v('(', ')', end_of_file), e)
^  Fail: (223) [user] is_delimiter(e)
   Call: (223) [system] ')'==e
   Fail: (223) [system] ')'==e
   Call: (223) [system] get_char((0x55fbb4538270), e)
   Exit: (223) [system] get_char((0x55fbb4538270), e)
   Call: (223) [system] e=(\)
   Fail: (223) [system] e=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _564762)
   Call: (224) [system] peek_char((0x55fbb4538270), _565696)
   Exit: (224) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (224) [user] is_delimiter(' ')
   Call: (225) [system] char_type(' ', space)
   Exit: (225) [system] char_type(' ', space)
^  Exit: (224) [user] is_delimiter(' ')
   Call: (224) [system] _564762=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (223) [system] _550826=[e]
   Exit: (223) [system] [e]=[e]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (222) [system] _536890=[d, e]
   Exit: (222) [system] [d, e]=[d, e]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, e])
^  Call: (221) [user] classify_and_convert_charseq([c, d, e], _501380)
^  Call: (222) [user] classify_and_convert_charseq_([c, d, e], _580568)
^  Call: (224) [system] setup_call_cleanup('$notrace'(_581520, _581522), once(user:catch(read_from_chars([c, d, e], _580568), _581502, fail)), '$restore_trace'(_581520, _581522))
^  Call: (225) [system] sig_atomic(system:'$notrace'(_581520, _581522))
^  Exit: (224) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _581502, fail)), system:'$restore_trace'(3, -1))
   Call: (223) [system] atomic(cde)
   Exit: (223) [system] atomic(cde)
^  Exit: (222) [user] classify_and_convert_charseq_([c, d, e], cde)
   Call: (222) [system] integer(cde)
   Fail: (222) [system] integer(cde)
   Call: (222) [system] _501380=cde
   Exit: (222) [system] cde=cde
^  Exit: (221) [user] classify_and_convert_charseq([c, d, e], cde)
^  Exit: (220) [user] read_symbolic(')', (0x55fbb4538270), c, cde)
^  Exit: (219) [user] cont_sexpr(')', (0x55fbb4538270), cde)
^  Call: (219) [user] read_list(')', (0x55fbb4538270), _593648)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _595506)
   Exit: (221) [system] peek_char((0x55fbb4538270), ' ')
   Call: (221) [system] ' '=(;)
   Fail: (221) [system] ' '=(;)
   Call: (221) [system] ' '=(/)
   Fail: (221) [system] ' '=(/)
^  Call: (221) [user] is_like_space(' ')
   Call: (222) [system] char_type(' ', 'white')
   Exit: (222) [system] char_type(' ', 'white')
^  Exit: (221) [user] is_like_space(' ')
   Call: (221) [system] get_char((0x55fbb4538270), _605100)
   Exit: (221) [system] get_char((0x55fbb4538270), ' ')
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _607804)
   Exit: (222) [system] peek_char((0x55fbb4538270), a)
   Call: (222) [system] a=(;)
   Fail: (222) [system] a=(;)
   Call: (222) [system] a=(/)
   Fail: (222) [system] a=(/)
^  Call: (222) [user] is_like_space(a)
   Call: (223) [system] char_type(a, 'white')
   Fail: (223) [system] char_type(a, 'white')
   Call: (223) [system] char_type(a, end_of_line)
   Fail: (223) [system] char_type(a, end_of_line)
   Call: (223) [system] char_type(a, space)
   Fail: (223) [system] char_type(a, space)
   Call: (223) [system] char_type(a, cntrl)
   Fail: (223) [system] char_type(a, cntrl)
^  Fail: (222) [user] is_like_space(a)
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _624738)
   Exit: (220) [system] peek_char((0x55fbb4538270), a)
   Call: (220) [system] a=')'
   Fail: (220) [system] a=')'
   Call: (220) [system] a=end_of_file
   Fail: (220) [system] a=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55fbb4538270), _630308)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _632166)
   Exit: (222) [system] peek_char((0x55fbb4538270), a)
   Call: (222) [system] a=(;)
   Fail: (222) [system] a=(;)
   Call: (222) [system] a=(/)
   Fail: (222) [system] a=(/)
^  Call: (222) [user] is_like_space(a)
   Call: (223) [system] char_type(a, 'white')
   Fail: (223) [system] char_type(a, 'white')
   Call: (223) [system] char_type(a, end_of_line)
   Fail: (223) [system] char_type(a, end_of_line)
   Call: (223) [system] char_type(a, space)
   Fail: (223) [system] char_type(a, space)
   Call: (223) [system] char_type(a, cntrl)
   Fail: (223) [system] char_type(a, cntrl)
^  Fail: (222) [user] is_like_space(a)
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] get_char((0x55fbb4538270), _648176)
   Exit: (221) [system] get_char((0x55fbb4538270), a)
   Call: (221) [system] a='('
   Fail: (221) [system] a='('
   Call: (221) [system] a='['
   Fail: (221) [system] a='['
   Call: (221) [system] a='{'
   Fail: (221) [system] a='{'
   Call: (221) [system] a='"'
   Fail: (221) [system] a='"'
   Call: (221) [system] a=!
   Fail: (221) [system] a=!
   Call: (221) [system] a='\''
   Fail: (221) [system] a='\''
   Call: (221) [system] a='`'
   Fail: (221) [system] a='`'
   Call: (221) [system] a=end_of_file
   Fail: (221) [system] a=end_of_file
^  Call: (221) [user] read_symbolic(')', (0x55fbb4538270), a, _630308)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _665818)
   Call: (223) [system] peek_char((0x55fbb4538270), _666752)
   Exit: (223) [system] peek_char((0x55fbb4538270), b)
^  Call: (223) [user] is_delimiter(b)
   Call: (224) [system] char_type(b, space)
   Fail: (224) [system] char_type(b, space)
   Call: (224) [system] arg(_671472, v('(', ')', end_of_file), b)
   Fail: (224) [system] arg(_672404, v('(', ')', end_of_file), b)
^  Fail: (223) [user] is_delimiter(b)
   Call: (223) [system] ')'==b
   Fail: (223) [system] ')'==b
   Call: (223) [system] get_char((0x55fbb4538270), b)
   Exit: (223) [system] get_char((0x55fbb4538270), b)
   Call: (223) [system] b=(\)
   Fail: (223) [system] b=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _679754)
   Call: (224) [system] peek_char((0x55fbb4538270), _680688)
   Exit: (224) [system] peek_char((0x55fbb4538270), c)
^  Call: (224) [user] is_delimiter(c)
   Call: (225) [system] char_type(c, space)
   Fail: (225) [system] char_type(c, space)
   Call: (225) [system] arg(_685408, v('(', ')', end_of_file), c)
   Fail: (225) [system] arg(_686340, v('(', ')', end_of_file), c)
^  Fail: (224) [user] is_delimiter(c)
   Call: (224) [system] ')'==c
   Fail: (224) [system] ')'==c
   Call: (224) [system] get_char((0x55fbb4538270), c)
   Exit: (224) [system] get_char((0x55fbb4538270), c)
   Call: (224) [system] c=(\)
   Fail: (224) [system] c=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _693690)
   Call: (225) [system] peek_char((0x55fbb4538270), _694624)
   Exit: (225) [system] peek_char((0x55fbb4538270), ')')
^  Call: (225) [user] is_delimiter(')')
   Call: (226) [system] char_type(')', space)
   Fail: (226) [system] char_type(')', space)
   Call: (226) [system] arg(_699344, v('(', ')', end_of_file), ')')
   Exit: (226) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (225) [user] is_delimiter(')')
   Call: (225) [system] _693690=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (224) [system] _679754=[c]
   Exit: (224) [system] [c]=[c]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [c])
   Call: (223) [system] _665818=[b, c]
   Exit: (223) [system] [b, c]=[b, c]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [b, c])
^  Call: (222) [user] classify_and_convert_charseq([a, b, c], _630308)
^  Call: (223) [user] classify_and_convert_charseq_([a, b, c], _711368)
^  Call: (225) [system] setup_call_cleanup('$notrace'(_712320, _712322), once(user:catch(read_from_chars([a, b, c], _711368), _712302, fail)), '$restore_trace'(_712320, _712322))
^  Call: (226) [system] sig_atomic(system:'$notrace'(_712320, _712322))
^  Exit: (225) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _712302, fail)), system:'$restore_trace'(3, -1))
   Call: (224) [system] atomic(abc)
   Exit: (224) [system] atomic(abc)
^  Exit: (223) [user] classify_and_convert_charseq_([a, b, c], abc)
   Call: (223) [system] integer(abc)
   Fail: (223) [system] integer(abc)
   Call: (223) [system] _630308=abc
   Exit: (223) [system] abc=abc
^  Exit: (222) [user] classify_and_convert_charseq([a, b, c], abc)
^  Exit: (221) [user] read_symbolic(')', (0x55fbb4538270), a, abc)
^  Exit: (220) [user] cont_sexpr(')', (0x55fbb4538270), abc)
^  Call: (220) [user] read_list(')', (0x55fbb4538270), _724448)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _726306)
   Exit: (222) [system] peek_char((0x55fbb4538270), ')')
   Call: (222) [system] ')'=(;)
   Fail: (222) [system] ')'=(;)
   Call: (222) [system] ')'=(/)
   Fail: (222) [system] ')'=(/)
^  Call: (222) [user] is_like_space(')')
   Call: (223) [system] char_type(')', 'white')
   Fail: (223) [system] char_type(')', 'white')
   Call: (223) [system] char_type(')', end_of_line)
   Fail: (223) [system] char_type(')', end_of_line)
   Call: (223) [system] char_type(')', space)
   Fail: (223) [system] char_type(')', space)
   Call: (223) [system] char_type(')', cntrl)
   Fail: (223) [system] char_type(')', cntrl)
^  Fail: (222) [user] is_like_space(')')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _742316)
   Exit: (221) [system] peek_char((0x55fbb4538270), ')')
   Call: (221) [system] ')'=')'
   Exit: (221) [system] ')'=')'
   Call: (221) [system] get_char((0x55fbb4538270), _746106)
   Exit: (221) [system] get_char((0x55fbb4538270), ')')
   Call: (221) [system] _724448=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_list(')', (0x55fbb4538270), [])
   Call: (220) [system] _593648=[abc]
   Exit: (220) [system] [abc]=[abc]
^  Exit: (219) [user] read_list(')', (0x55fbb4538270), [abc])
   Call: (219) [system] _464720=[cde, abc]
   Exit: (219) [system] [cde, abc]=[cde, abc]
^  Exit: (218) [user] read_list(')', (0x55fbb4538270), [cde, abc])
   Call: (218) [system] _5624=['DisjunctionIntroduction', cde, abc]
   Exit: (218) [system] ['DisjunctionIntroduction', cde, abc]=['DisjunctionIntroduction', cde, abc]
^  Exit: (217) [user] read_list(')', (0x55fbb4538270), ['DisjunctionIntroduction', cde, abc])
^  Exit: (216) [user] cont_sexpr(')', (0x55fbb4538270), ['DisjunctionIntroduction', cde, abc])
^  Call: (216) [user] read_list(')', (0x55fbb4538270), _759988)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _761846)
   Exit: (218) [system] peek_char((0x55fbb4538270), ' ')
   Call: (218) [system] ' '=(;)
   Fail: (218) [system] ' '=(;)
   Call: (218) [system] ' '=(/)
   Fail: (218) [system] ' '=(/)
^  Call: (218) [user] is_like_space(' ')
   Call: (219) [system] char_type(' ', 'white')
   Exit: (219) [system] char_type(' ', 'white')
^  Exit: (218) [user] is_like_space(' ')
   Call: (218) [system] get_char((0x55fbb4538270), _771440)
   Exit: (218) [system] get_char((0x55fbb4538270), ' ')
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _774144)
   Exit: (219) [system] peek_char((0x55fbb4538270), '(')
   Call: (219) [system] '('=(;)
   Fail: (219) [system] '('=(;)
   Call: (219) [system] '('=(/)
   Fail: (219) [system] '('=(/)
^  Call: (219) [user] is_like_space('(')
   Call: (220) [system] char_type('(', 'white')
   Fail: (220) [system] char_type('(', 'white')
   Call: (220) [system] char_type('(', end_of_line)
   Fail: (220) [system] char_type('(', end_of_line)
   Call: (220) [system] char_type('(', space)
   Fail: (220) [system] char_type('(', space)
   Call: (220) [system] char_type('(', cntrl)
   Fail: (220) [system] char_type('(', cntrl)
^  Fail: (219) [user] is_like_space('(')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _791078)
   Exit: (217) [system] peek_char((0x55fbb4538270), '(')
   Call: (217) [system] '('=')'
   Fail: (217) [system] '('=')'
   Call: (217) [system] '('=end_of_file
   Fail: (217) [system] '('=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55fbb4538270), _796648)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _798506)
   Exit: (219) [system] peek_char((0x55fbb4538270), '(')
   Call: (219) [system] '('=(;)
   Fail: (219) [system] '('=(;)
   Call: (219) [system] '('=(/)
   Fail: (219) [system] '('=(/)
^  Call: (219) [user] is_like_space('(')
   Call: (220) [system] char_type('(', 'white')
   Fail: (220) [system] char_type('(', 'white')
   Call: (220) [system] char_type('(', end_of_line)
   Fail: (220) [system] char_type('(', end_of_line)
   Call: (220) [system] char_type('(', space)
   Fail: (220) [system] char_type('(', space)
   Call: (220) [system] char_type('(', cntrl)
   Fail: (220) [system] char_type('(', cntrl)
^  Fail: (219) [user] is_like_space('(')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] get_char((0x55fbb4538270), _814516)
   Exit: (218) [system] get_char((0x55fbb4538270), '(')
   Call: (218) [system] '('='('
   Exit: (218) [system] '('='('
^  Call: (218) [user] read_list(')', (0x55fbb4538270), _796648)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _820086)
   Exit: (220) [system] peek_char((0x55fbb4538270), 'O')
   Call: (220) [system] 'O'=(;)
   Fail: (220) [system] 'O'=(;)
   Call: (220) [system] 'O'=(/)
   Fail: (220) [system] 'O'=(/)
^  Call: (220) [user] is_like_space('O')
   Call: (221) [system] char_type('O', 'white')
   Fail: (221) [system] char_type('O', 'white')
   Call: (221) [system] char_type('O', end_of_line)
   Fail: (221) [system] char_type('O', end_of_line)
   Call: (221) [system] char_type('O', space)
   Fail: (221) [system] char_type('O', space)
   Call: (221) [system] char_type('O', cntrl)
   Fail: (221) [system] char_type('O', cntrl)
^  Fail: (220) [user] is_like_space('O')
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _836096)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'O')
   Call: (219) [system] 'O'=')'
   Fail: (219) [system] 'O'=')'
   Call: (219) [system] 'O'=end_of_file
   Fail: (219) [system] 'O'=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55fbb4538270), _841666)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _843524)
   Exit: (221) [system] peek_char((0x55fbb4538270), 'O')
   Call: (221) [system] 'O'=(;)
   Fail: (221) [system] 'O'=(;)
   Call: (221) [system] 'O'=(/)
   Fail: (221) [system] 'O'=(/)
^  Call: (221) [user] is_like_space('O')
   Call: (222) [system] char_type('O', 'white')
   Fail: (222) [system] char_type('O', 'white')
   Call: (222) [system] char_type('O', end_of_line)
   Fail: (222) [system] char_type('O', end_of_line)
   Call: (222) [system] char_type('O', space)
   Fail: (222) [system] char_type('O', space)
   Call: (222) [system] char_type('O', cntrl)
   Fail: (222) [system] char_type('O', cntrl)
^  Fail: (221) [user] is_like_space('O')
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] get_char((0x55fbb4538270), _859534)
   Exit: (220) [system] get_char((0x55fbb4538270), 'O')
   Call: (220) [system] 'O'='('
   Fail: (220) [system] 'O'='('
   Call: (220) [system] 'O'='['
   Fail: (220) [system] 'O'='['
   Call: (220) [system] 'O'='{'
   Fail: (220) [system] 'O'='{'
   Call: (220) [system] 'O'='"'
   Fail: (220) [system] 'O'='"'
   Call: (220) [system] 'O'=!
   Fail: (220) [system] 'O'=!
   Call: (220) [system] 'O'='\''
   Fail: (220) [system] 'O'='\''
   Call: (220) [system] 'O'='`'
   Fail: (220) [system] 'O'='`'
   Call: (220) [system] 'O'=end_of_file
   Fail: (220) [system] 'O'=end_of_file
^  Call: (220) [user] read_symbolic(')', (0x55fbb4538270), 'O', _841666)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _877176)
   Call: (222) [system] peek_char((0x55fbb4538270), _878110)
   Exit: (222) [system] peek_char((0x55fbb4538270), r)
^  Call: (222) [user] is_delimiter(r)
   Call: (223) [system] char_type(r, space)
   Fail: (223) [system] char_type(r, space)
   Call: (223) [system] arg(_882830, v('(', ')', end_of_file), r)
   Fail: (223) [system] arg(_883762, v('(', ')', end_of_file), r)
^  Fail: (222) [user] is_delimiter(r)
   Call: (222) [system] ')'==r
   Fail: (222) [system] ')'==r
   Call: (222) [system] get_char((0x55fbb4538270), r)
   Exit: (222) [system] get_char((0x55fbb4538270), r)
   Call: (222) [system] r=(\)
   Fail: (222) [system] r=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _891112)
   Call: (223) [system] peek_char((0x55fbb4538270), _892046)
   Exit: (223) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (223) [user] is_delimiter('L')
   Call: (224) [system] char_type('L', space)
   Fail: (224) [system] char_type('L', space)
   Call: (224) [system] arg(_896766, v('(', ')', end_of_file), 'L')
   Fail: (224) [system] arg(_897698, v('(', ')', end_of_file), 'L')
^  Fail: (223) [user] is_delimiter('L')
   Call: (223) [system] ')'=='L'
   Fail: (223) [system] ')'=='L'
   Call: (223) [system] get_char((0x55fbb4538270), 'L')
   Exit: (223) [system] get_char((0x55fbb4538270), 'L')
   Call: (223) [system] 'L'=(\)
   Fail: (223) [system] 'L'=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _905048)
   Call: (224) [system] peek_char((0x55fbb4538270), _905982)
   Exit: (224) [system] peek_char((0x55fbb4538270), i)
^  Call: (224) [user] is_delimiter(i)
   Call: (225) [system] char_type(i, space)
   Fail: (225) [system] char_type(i, space)
   Call: (225) [system] arg(_910702, v('(', ')', end_of_file), i)
   Fail: (225) [system] arg(_911634, v('(', ')', end_of_file), i)
^  Fail: (224) [user] is_delimiter(i)
   Call: (224) [system] ')'==i
   Fail: (224) [system] ')'==i
   Call: (224) [system] get_char((0x55fbb4538270), i)
   Exit: (224) [system] get_char((0x55fbb4538270), i)
   Call: (224) [system] i=(\)
   Fail: (224) [system] i=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _918984)
   Call: (225) [system] peek_char((0x55fbb4538270), _919918)
   Exit: (225) [system] peek_char((0x55fbb4538270), n)
^  Call: (225) [user] is_delimiter(n)
   Call: (226) [system] char_type(n, space)
   Fail: (226) [system] char_type(n, space)
   Call: (226) [system] arg(_924638, v('(', ')', end_of_file), n)
   Fail: (226) [system] arg(_925570, v('(', ')', end_of_file), n)
^  Fail: (225) [user] is_delimiter(n)
   Call: (225) [system] ')'==n
   Fail: (225) [system] ')'==n
   Call: (225) [system] get_char((0x55fbb4538270), n)
   Exit: (225) [system] get_char((0x55fbb4538270), n)
   Call: (225) [system] n=(\)
   Fail: (225) [system] n=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _932920)
   Call: (226) [system] peek_char((0x55fbb4538270), _933854)
   Exit: (226) [system] peek_char((0x55fbb4538270), k)
^  Call: (226) [user] is_delimiter(k)
   Call: (227) [system] char_type(k, space)
   Fail: (227) [system] char_type(k, space)
   Call: (227) [system] arg(_938574, v('(', ')', end_of_file), k)
   Fail: (227) [system] arg(_939506, v('(', ')', end_of_file), k)
^  Fail: (226) [user] is_delimiter(k)
   Call: (226) [system] ')'==k
   Fail: (226) [system] ')'==k
   Call: (226) [system] get_char((0x55fbb4538270), k)
   Exit: (226) [system] get_char((0x55fbb4538270), k)
   Call: (226) [system] k=(\)
   Fail: (226) [system] k=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _946856)
   Call: (227) [system] peek_char((0x55fbb4538270), _947790)
   Exit: (227) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (227) [user] is_delimiter(' ')
   Call: (228) [system] char_type(' ', space)
   Exit: (228) [system] char_type(' ', space)
^  Exit: (227) [user] is_delimiter(' ')
   Call: (227) [system] _946856=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (226) [system] _932920=[k]
   Exit: (226) [system] [k]=[k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (225) [system] _918984=[n, k]
   Exit: (225) [system] [n, k]=[n, k]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (224) [system] _905048=[i, n, k]
   Exit: (224) [system] [i, n, k]=[i, n, k]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (223) [system] _891112=['L', i, n, k]
   Exit: (223) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (222) [system] _877176=[r, 'L', i, n, k]
   Exit: (222) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (221) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _841666)
^  Call: (222) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _971044)
^  Call: (224) [system] setup_call_cleanup('$notrace'(_971996, _971998), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _971044), _971978, fail)), '$restore_trace'(_971996, _971998))
^  Call: (225) [system] sig_atomic(system:'$notrace'(_971996, _971998))
^  Exit: (224) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _971044), _971978, fail)), system:'$restore_trace'(3, -1))
   Call: (223) [system] atomic(_971044)
   Fail: (223) [system] atomic(_971044)
   Call: (223) [system] atom_chars(_971044, ['O', r, 'L', i, n, k])
   Exit: (223) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (222) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (222) [system] integer('OrLink')
   Fail: (222) [system] integer('OrLink')
   Call: (222) [system] _841666='OrLink'
   Exit: (222) [system] 'OrLink'='OrLink'
^  Exit: (221) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (220) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (219) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (219) [user] read_list(')', (0x55fbb4538270), _985994)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _987852)
   Exit: (221) [system] peek_char((0x55fbb4538270), ' ')
   Call: (221) [system] ' '=(;)
   Fail: (221) [system] ' '=(;)
   Call: (221) [system] ' '=(/)
   Fail: (221) [system] ' '=(/)
^  Call: (221) [user] is_like_space(' ')
   Call: (222) [system] char_type(' ', 'white')
   Exit: (222) [system] char_type(' ', 'white')
^  Exit: (221) [user] is_like_space(' ')
   Call: (221) [system] get_char((0x55fbb4538270), _997446)
   Exit: (221) [system] get_char((0x55fbb4538270), ' ')
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _1000150)
   Exit: (222) [system] peek_char((0x55fbb4538270), '(')
   Call: (222) [system] '('=(;)
   Fail: (222) [system] '('=(;)
   Call: (222) [system] '('=(/)
   Fail: (222) [system] '('=(/)
^  Call: (222) [user] is_like_space('(')
   Call: (223) [system] char_type('(', 'white')
   Fail: (223) [system] char_type('(', 'white')
   Call: (223) [system] char_type('(', end_of_line)
   Fail: (223) [system] char_type('(', end_of_line)
   Call: (223) [system] char_type('(', space)
   Fail: (223) [system] char_type('(', space)
   Call: (223) [system] char_type('(', cntrl)
   Fail: (223) [system] char_type('(', cntrl)
^  Fail: (222) [user] is_like_space('(')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _1017084)
   Exit: (220) [system] peek_char((0x55fbb4538270), '(')
   Call: (220) [system] '('=')'
   Fail: (220) [system] '('=')'
   Call: (220) [system] '('=end_of_file
   Fail: (220) [system] '('=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55fbb4538270), _1022654)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _1024512)
   Exit: (222) [system] peek_char((0x55fbb4538270), '(')
   Call: (222) [system] '('=(;)
   Fail: (222) [system] '('=(;)
   Call: (222) [system] '('=(/)
   Fail: (222) [system] '('=(/)
^  Call: (222) [user] is_like_space('(')
   Call: (223) [system] char_type('(', 'white')
   Fail: (223) [system] char_type('(', 'white')
   Call: (223) [system] char_type('(', end_of_line)
   Fail: (223) [system] char_type('(', end_of_line)
   Call: (223) [system] char_type('(', space)
   Fail: (223) [system] char_type('(', space)
   Call: (223) [system] char_type('(', cntrl)
   Fail: (223) [system] char_type('(', cntrl)
^  Fail: (222) [user] is_like_space('(')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] get_char((0x55fbb4538270), _1040522)
   Exit: (221) [system] get_char((0x55fbb4538270), '(')
   Call: (221) [system] '('='('
   Exit: (221) [system] '('='('
^  Call: (221) [user] read_list(')', (0x55fbb4538270), _1022654)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _1046092)
   Exit: (223) [system] peek_char((0x55fbb4538270), 'I')
   Call: (223) [system] 'I'=(;)
   Fail: (223) [system] 'I'=(;)
   Call: (223) [system] 'I'=(/)
   Fail: (223) [system] 'I'=(/)
^  Call: (223) [user] is_like_space('I')
   Call: (224) [system] char_type('I', 'white')
   Fail: (224) [system] char_type('I', 'white')
   Call: (224) [system] char_type('I', end_of_line)
   Fail: (224) [system] char_type('I', end_of_line)
   Call: (224) [system] char_type('I', space)
   Fail: (224) [system] char_type('I', space)
   Call: (224) [system] char_type('I', cntrl)
   Fail: (224) [system] char_type('I', cntrl)
^  Fail: (223) [user] is_like_space('I')
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _1062102)
   Exit: (222) [system] peek_char((0x55fbb4538270), 'I')
   Call: (222) [system] 'I'=')'
   Fail: (222) [system] 'I'=')'
   Call: (222) [system] 'I'=end_of_file
   Fail: (222) [system] 'I'=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55fbb4538270), _1067672)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1069530)
   Exit: (224) [system] peek_char((0x55fbb4538270), 'I')
   Call: (224) [system] 'I'=(;)
   Fail: (224) [system] 'I'=(;)
   Call: (224) [system] 'I'=(/)
   Fail: (224) [system] 'I'=(/)
^  Call: (224) [user] is_like_space('I')
   Call: (225) [system] char_type('I', 'white')
   Fail: (225) [system] char_type('I', 'white')
   Call: (225) [system] char_type('I', end_of_line)
   Fail: (225) [system] char_type('I', end_of_line)
   Call: (225) [system] char_type('I', space)
   Fail: (225) [system] char_type('I', space)
   Call: (225) [system] char_type('I', cntrl)
   Fail: (225) [system] char_type('I', cntrl)
^  Fail: (224) [user] is_like_space('I')
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] get_char((0x55fbb4538270), _1085540)
   Exit: (223) [system] get_char((0x55fbb4538270), 'I')
   Call: (223) [system] 'I'='('
   Fail: (223) [system] 'I'='('
   Call: (223) [system] 'I'='['
   Fail: (223) [system] 'I'='['
   Call: (223) [system] 'I'='{'
   Fail: (223) [system] 'I'='{'
   Call: (223) [system] 'I'='"'
   Fail: (223) [system] 'I'='"'
   Call: (223) [system] 'I'=!
   Fail: (223) [system] 'I'=!
   Call: (223) [system] 'I'='\''
   Fail: (223) [system] 'I'='\''
   Call: (223) [system] 'I'='`'
   Fail: (223) [system] 'I'='`'
   Call: (223) [system] 'I'=end_of_file
   Fail: (223) [system] 'I'=end_of_file
^  Call: (223) [user] read_symbolic(')', (0x55fbb4538270), 'I', _1067672)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _1103182)
   Call: (225) [system] peek_char((0x55fbb4538270), _1104116)
   Exit: (225) [system] peek_char((0x55fbb4538270), m)
^  Call: (225) [user] is_delimiter(m)
   Call: (226) [system] char_type(m, space)
   Fail: (226) [system] char_type(m, space)
   Call: (226) [system] arg(_1108836, v('(', ')', end_of_file), m)
   Fail: (226) [system] arg(_1109768, v('(', ')', end_of_file), m)
^  Fail: (225) [user] is_delimiter(m)
   Call: (225) [system] ')'==m
   Fail: (225) [system] ')'==m
   Call: (225) [system] get_char((0x55fbb4538270), m)
   Exit: (225) [system] get_char((0x55fbb4538270), m)
   Call: (225) [system] m=(\)
   Fail: (225) [system] m=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _1117118)
   Call: (226) [system] peek_char((0x55fbb4538270), _1118052)
   Exit: (226) [system] peek_char((0x55fbb4538270), p)
^  Call: (226) [user] is_delimiter(p)
   Call: (227) [system] char_type(p, space)
   Fail: (227) [system] char_type(p, space)
   Call: (227) [system] arg(_1122772, v('(', ')', end_of_file), p)
   Fail: (227) [system] arg(_1123704, v('(', ')', end_of_file), p)
^  Fail: (226) [user] is_delimiter(p)
   Call: (226) [system] ')'==p
   Fail: (226) [system] ')'==p
   Call: (226) [system] get_char((0x55fbb4538270), p)
   Exit: (226) [system] get_char((0x55fbb4538270), p)
   Call: (226) [system] p=(\)
   Fail: (226) [system] p=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _1131054)
   Call: (227) [system] peek_char((0x55fbb4538270), _1131988)
   Exit: (227) [system] peek_char((0x55fbb4538270), l)
^  Call: (227) [user] is_delimiter(l)
   Call: (228) [system] char_type(l, space)
   Fail: (228) [system] char_type(l, space)
   Call: (228) [system] arg(_1136708, v('(', ')', end_of_file), l)
   Fail: (228) [system] arg(_1137640, v('(', ')', end_of_file), l)
^  Fail: (227) [user] is_delimiter(l)
   Call: (227) [system] ')'==l
   Fail: (227) [system] ')'==l
   Call: (227) [system] get_char((0x55fbb4538270), l)
   Exit: (227) [system] get_char((0x55fbb4538270), l)
   Call: (227) [system] l=(\)
   Fail: (227) [system] l=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _1144990)
   Call: (228) [system] peek_char((0x55fbb4538270), _1145924)
   Exit: (228) [system] peek_char((0x55fbb4538270), i)
^  Call: (228) [user] is_delimiter(i)
   Call: (229) [system] char_type(i, space)
   Fail: (229) [system] char_type(i, space)
   Call: (229) [system] arg(_1150644, v('(', ')', end_of_file), i)
   Fail: (229) [system] arg(_1151576, v('(', ')', end_of_file), i)
^  Fail: (228) [user] is_delimiter(i)
   Call: (228) [system] ')'==i
   Fail: (228) [system] ')'==i
   Call: (228) [system] get_char((0x55fbb4538270), i)
   Exit: (228) [system] get_char((0x55fbb4538270), i)
   Call: (228) [system] i=(\)
   Fail: (228) [system] i=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _1158926)
   Call: (229) [system] peek_char((0x55fbb4538270), _1159860)
   Exit: (229) [system] peek_char((0x55fbb4538270), c)
^  Call: (229) [user] is_delimiter(c)
   Call: (230) [system] char_type(c, space)
   Fail: (230) [system] char_type(c, space)
   Call: (230) [system] arg(_1164580, v('(', ')', end_of_file), c)
   Fail: (230) [system] arg(_1165512, v('(', ')', end_of_file), c)
^  Fail: (229) [user] is_delimiter(c)
   Call: (229) [system] ')'==c
   Fail: (229) [system] ')'==c
   Call: (229) [system] get_char((0x55fbb4538270), c)
   Exit: (229) [system] get_char((0x55fbb4538270), c)
   Call: (229) [system] c=(\)
   Fail: (229) [system] c=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _1172862)
   Call: (230) [system] peek_char((0x55fbb4538270), _1173796)
   Exit: (230) [system] peek_char((0x55fbb4538270), a)
^  Call: (230) [user] is_delimiter(a)
   Call: (231) [system] char_type(a, space)
   Fail: (231) [system] char_type(a, space)
   Call: (231) [system] arg(_1178516, v('(', ')', end_of_file), a)
   Fail: (231) [system] arg(_1179448, v('(', ')', end_of_file), a)
^  Fail: (230) [user] is_delimiter(a)
   Call: (230) [system] ')'==a
   Fail: (230) [system] ')'==a
   Call: (230) [system] get_char((0x55fbb4538270), a)
   Exit: (230) [system] get_char((0x55fbb4538270), a)
   Call: (230) [system] a=(\)
   Fail: (230) [system] a=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _1186798)
   Call: (231) [system] peek_char((0x55fbb4538270), _1187732)
   Exit: (231) [system] peek_char((0x55fbb4538270), t)
^  Call: (231) [user] is_delimiter(t)
   Call: (232) [system] char_type(t, space)
   Fail: (232) [system] char_type(t, space)
   Call: (232) [system] arg(_1192452, v('(', ')', end_of_file), t)
   Fail: (232) [system] arg(_1193384, v('(', ')', end_of_file), t)
^  Fail: (231) [user] is_delimiter(t)
   Call: (231) [system] ')'==t
   Fail: (231) [system] ')'==t
   Call: (231) [system] get_char((0x55fbb4538270), t)
   Exit: (231) [system] get_char((0x55fbb4538270), t)
   Call: (231) [system] t=(\)
   Fail: (231) [system] t=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _1200734)
   Call: (232) [system] peek_char((0x55fbb4538270), _1201668)
   Exit: (232) [system] peek_char((0x55fbb4538270), i)
^  Call: (232) [user] is_delimiter(i)
   Call: (233) [system] char_type(i, space)
   Fail: (233) [system] char_type(i, space)
   Call: (233) [system] arg(_1206388, v('(', ')', end_of_file), i)
   Fail: (233) [system] arg(_1207320, v('(', ')', end_of_file), i)
^  Fail: (232) [user] is_delimiter(i)
   Call: (232) [system] ')'==i
   Fail: (232) [system] ')'==i
   Call: (232) [system] get_char((0x55fbb4538270), i)
   Exit: (232) [system] get_char((0x55fbb4538270), i)
   Call: (232) [system] i=(\)
   Fail: (232) [system] i=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _1214670)
   Call: (233) [system] peek_char((0x55fbb4538270), _1215604)
   Exit: (233) [system] peek_char((0x55fbb4538270), o)
^  Call: (233) [user] is_delimiter(o)
   Call: (234) [system] char_type(o, space)
   Fail: (234) [system] char_type(o, space)
   Call: (234) [system] arg(_1220324, v('(', ')', end_of_file), o)
   Fail: (234) [system] arg(_1221256, v('(', ')', end_of_file), o)
^  Fail: (233) [user] is_delimiter(o)
   Call: (233) [system] ')'==o
   Fail: (233) [system] ')'==o
   Call: (233) [system] get_char((0x55fbb4538270), o)
   Exit: (233) [system] get_char((0x55fbb4538270), o)
   Call: (233) [system] o=(\)
   Fail: (233) [system] o=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _1228606)
   Call: (234) [system] peek_char((0x55fbb4538270), _1229540)
   Exit: (234) [system] peek_char((0x55fbb4538270), n)
^  Call: (234) [user] is_delimiter(n)
   Call: (235) [system] char_type(n, space)
   Fail: (235) [system] char_type(n, space)
   Call: (235) [system] arg(_1234260, v('(', ')', end_of_file), n)
   Fail: (235) [system] arg(_1235192, v('(', ')', end_of_file), n)
^  Fail: (234) [user] is_delimiter(n)
   Call: (234) [system] ')'==n
   Fail: (234) [system] ')'==n
   Call: (234) [system] get_char((0x55fbb4538270), n)
   Exit: (234) [system] get_char((0x55fbb4538270), n)
   Call: (234) [system] n=(\)
   Fail: (234) [system] n=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _1242542)
   Call: (235) [system] peek_char((0x55fbb4538270), _1243476)
   Exit: (235) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (235) [user] is_delimiter(' ')
   Call: (236) [system] char_type(' ', space)
   Exit: (236) [system] char_type(' ', space)
^  Exit: (235) [user] is_delimiter(' ')
   Call: (235) [system] _1242542=[]
   Exit: (235) [system] []=[]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (234) [system] _1228606=[n]
   Exit: (234) [system] [n]=[n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (233) [system] _1214670=[o, n]
   Exit: (233) [system] [o, n]=[o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (232) [system] _1200734=[i, o, n]
   Exit: (232) [system] [i, o, n]=[i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (231) [system] _1186798=[t, i, o, n]
   Exit: (231) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (230) [system] _1172862=[a, t, i, o, n]
   Exit: (230) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (229) [system] _1158926=[c, a, t, i, o, n]
   Exit: (229) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (228) [system] _1144990=[i, c, a, t, i, o, n]
   Exit: (228) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (227) [system] _1131054=[l, i, c, a, t, i, o, n]
   Exit: (227) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (226) [system] _1117118=[p, l, i, c, a, t, i, o, n]
   Exit: (226) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (225) [system] _1103182=[m, p, l, i, c, a, t, i, o, n]
   Exit: (225) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (224) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _1067672)
^  Call: (225) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _1280700)
^  Call: (227) [system] setup_call_cleanup('$notrace'(_1281652, _1281654), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1280700), _1281634, fail)), '$restore_trace'(_1281652, _1281654))
^  Call: (228) [system] sig_atomic(system:'$notrace'(_1281652, _1281654))
^  Exit: (227) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1280700), _1281634, fail)), system:'$restore_trace'(3, -1))
   Call: (226) [system] atomic(_1280700)
   Fail: (226) [system] atomic(_1280700)
   Call: (226) [system] atom_chars(_1280700, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (226) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (225) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (225) [system] integer('Implication')
   Fail: (225) [system] integer('Implication')
   Call: (225) [system] _1067672='Implication'
   Exit: (225) [system] 'Implication'='Implication'
^  Exit: (224) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (223) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (222) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (222) [user] read_list(')', (0x55fbb4538270), _1295650)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1297508)
   Exit: (224) [system] peek_char((0x55fbb4538270), ' ')
   Call: (224) [system] ' '=(;)
   Fail: (224) [system] ' '=(;)
   Call: (224) [system] ' '=(/)
   Fail: (224) [system] ' '=(/)
^  Call: (224) [user] is_like_space(' ')
   Call: (225) [system] char_type(' ', 'white')
   Exit: (225) [system] char_type(' ', 'white')
^  Exit: (224) [user] is_like_space(' ')
   Call: (224) [system] get_char((0x55fbb4538270), _1307102)
   Exit: (224) [system] get_char((0x55fbb4538270), ' ')
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1309806)
   Exit: (225) [system] peek_char((0x55fbb4538270), '(')
   Call: (225) [system] '('=(;)
   Fail: (225) [system] '('=(;)
   Call: (225) [system] '('=(/)
   Fail: (225) [system] '('=(/)
^  Call: (225) [user] is_like_space('(')
   Call: (226) [system] char_type('(', 'white')
   Fail: (226) [system] char_type('(', 'white')
   Call: (226) [system] char_type('(', end_of_line)
   Fail: (226) [system] char_type('(', end_of_line)
   Call: (226) [system] char_type('(', space)
   Fail: (226) [system] char_type('(', space)
   Call: (226) [system] char_type('(', cntrl)
   Fail: (226) [system] char_type('(', cntrl)
^  Fail: (225) [user] is_like_space('(')
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _1326740)
   Exit: (223) [system] peek_char((0x55fbb4538270), '(')
   Call: (223) [system] '('=')'
   Fail: (223) [system] '('=')'
   Call: (223) [system] '('=end_of_file
   Fail: (223) [system] '('=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55fbb4538270), _1332310)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1334168)
   Exit: (225) [system] peek_char((0x55fbb4538270), '(')
   Call: (225) [system] '('=(;)
   Fail: (225) [system] '('=(;)
   Call: (225) [system] '('=(/)
   Fail: (225) [system] '('=(/)
^  Call: (225) [user] is_like_space('(')
   Call: (226) [system] char_type('(', 'white')
   Fail: (226) [system] char_type('(', 'white')
   Call: (226) [system] char_type('(', end_of_line)
   Fail: (226) [system] char_type('(', end_of_line)
   Call: (226) [system] char_type('(', space)
   Fail: (226) [system] char_type('(', space)
   Call: (226) [system] char_type('(', cntrl)
   Fail: (226) [system] char_type('(', cntrl)
^  Fail: (225) [user] is_like_space('(')
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] get_char((0x55fbb4538270), _1350178)
   Exit: (224) [system] get_char((0x55fbb4538270), '(')
   Call: (224) [system] '('='('
   Exit: (224) [system] '('='('
^  Call: (224) [user] read_list(')', (0x55fbb4538270), _1332310)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1355748)
   Exit: (226) [system] peek_char((0x55fbb4538270), 'O')
   Call: (226) [system] 'O'=(;)
   Fail: (226) [system] 'O'=(;)
   Call: (226) [system] 'O'=(/)
   Fail: (226) [system] 'O'=(/)
^  Call: (226) [user] is_like_space('O')
   Call: (227) [system] char_type('O', 'white')
   Fail: (227) [system] char_type('O', 'white')
   Call: (227) [system] char_type('O', end_of_line)
   Fail: (227) [system] char_type('O', end_of_line)
   Call: (227) [system] char_type('O', space)
   Fail: (227) [system] char_type('O', space)
   Call: (227) [system] char_type('O', cntrl)
   Fail: (227) [system] char_type('O', cntrl)
^  Fail: (226) [user] is_like_space('O')
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1371758)
   Exit: (225) [system] peek_char((0x55fbb4538270), 'O')
   Call: (225) [system] 'O'=')'
   Fail: (225) [system] 'O'=')'
   Call: (225) [system] 'O'=end_of_file
   Fail: (225) [system] 'O'=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55fbb4538270), _1377328)
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1379186)
   Exit: (227) [system] peek_char((0x55fbb4538270), 'O')
   Call: (227) [system] 'O'=(;)
   Fail: (227) [system] 'O'=(;)
   Call: (227) [system] 'O'=(/)
   Fail: (227) [system] 'O'=(/)
^  Call: (227) [user] is_like_space('O')
   Call: (228) [system] char_type('O', 'white')
   Fail: (228) [system] char_type('O', 'white')
   Call: (228) [system] char_type('O', end_of_line)
   Fail: (228) [system] char_type('O', end_of_line)
   Call: (228) [system] char_type('O', space)
   Fail: (228) [system] char_type('O', space)
   Call: (228) [system] char_type('O', cntrl)
   Fail: (228) [system] char_type('O', cntrl)
^  Fail: (227) [user] is_like_space('O')
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] get_char((0x55fbb4538270), _1395196)
   Exit: (226) [system] get_char((0x55fbb4538270), 'O')
   Call: (226) [system] 'O'='('
   Fail: (226) [system] 'O'='('
   Call: (226) [system] 'O'='['
   Fail: (226) [system] 'O'='['
   Call: (226) [system] 'O'='{'
   Fail: (226) [system] 'O'='{'
   Call: (226) [system] 'O'='"'
   Fail: (226) [system] 'O'='"'
   Call: (226) [system] 'O'=!
   Fail: (226) [system] 'O'=!
   Call: (226) [system] 'O'='\''
   Fail: (226) [system] 'O'='\''
   Call: (226) [system] 'O'='`'
   Fail: (226) [system] 'O'='`'
   Call: (226) [system] 'O'=end_of_file
   Fail: (226) [system] 'O'=end_of_file
^  Call: (226) [user] read_symbolic(')', (0x55fbb4538270), 'O', _1377328)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _1412838)
   Call: (228) [system] peek_char((0x55fbb4538270), _1413772)
   Exit: (228) [system] peek_char((0x55fbb4538270), r)
^  Call: (228) [user] is_delimiter(r)
   Call: (229) [system] char_type(r, space)
   Fail: (229) [system] char_type(r, space)
   Call: (229) [system] arg(_1418492, v('(', ')', end_of_file), r)
   Fail: (229) [system] arg(_1419424, v('(', ')', end_of_file), r)
^  Fail: (228) [user] is_delimiter(r)
   Call: (228) [system] ')'==r
   Fail: (228) [system] ')'==r
   Call: (228) [system] get_char((0x55fbb4538270), r)
   Exit: (228) [system] get_char((0x55fbb4538270), r)
   Call: (228) [system] r=(\)
   Fail: (228) [system] r=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _1426774)
   Call: (229) [system] peek_char((0x55fbb4538270), _1427708)
   Exit: (229) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (229) [user] is_delimiter('L')
   Call: (230) [system] char_type('L', space)
   Fail: (230) [system] char_type('L', space)
   Call: (230) [system] arg(_1432428, v('(', ')', end_of_file), 'L')
   Fail: (230) [system] arg(_1433360, v('(', ')', end_of_file), 'L')
^  Fail: (229) [user] is_delimiter('L')
   Call: (229) [system] ')'=='L'
   Fail: (229) [system] ')'=='L'
   Call: (229) [system] get_char((0x55fbb4538270), 'L')
   Exit: (229) [system] get_char((0x55fbb4538270), 'L')
   Call: (229) [system] 'L'=(\)
   Fail: (229) [system] 'L'=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _1440710)
   Call: (230) [system] peek_char((0x55fbb4538270), _1441644)
   Exit: (230) [system] peek_char((0x55fbb4538270), i)
^  Call: (230) [user] is_delimiter(i)
   Call: (231) [system] char_type(i, space)
   Fail: (231) [system] char_type(i, space)
   Call: (231) [system] arg(_1446364, v('(', ')', end_of_file), i)
   Fail: (231) [system] arg(_1447296, v('(', ')', end_of_file), i)
^  Fail: (230) [user] is_delimiter(i)
   Call: (230) [system] ')'==i
   Fail: (230) [system] ')'==i
   Call: (230) [system] get_char((0x55fbb4538270), i)
   Exit: (230) [system] get_char((0x55fbb4538270), i)
   Call: (230) [system] i=(\)
   Fail: (230) [system] i=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _1454646)
   Call: (231) [system] peek_char((0x55fbb4538270), _1455580)
   Exit: (231) [system] peek_char((0x55fbb4538270), n)
^  Call: (231) [user] is_delimiter(n)
   Call: (232) [system] char_type(n, space)
   Fail: (232) [system] char_type(n, space)
   Call: (232) [system] arg(_1460300, v('(', ')', end_of_file), n)
   Fail: (232) [system] arg(_1461232, v('(', ')', end_of_file), n)
^  Fail: (231) [user] is_delimiter(n)
   Call: (231) [system] ')'==n
   Fail: (231) [system] ')'==n
   Call: (231) [system] get_char((0x55fbb4538270), n)
   Exit: (231) [system] get_char((0x55fbb4538270), n)
   Call: (231) [system] n=(\)
   Fail: (231) [system] n=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _1468582)
   Call: (232) [system] peek_char((0x55fbb4538270), _1469516)
   Exit: (232) [system] peek_char((0x55fbb4538270), k)
^  Call: (232) [user] is_delimiter(k)
   Call: (233) [system] char_type(k, space)
   Fail: (233) [system] char_type(k, space)
   Call: (233) [system] arg(_1474236, v('(', ')', end_of_file), k)
   Fail: (233) [system] arg(_1475168, v('(', ')', end_of_file), k)
^  Fail: (232) [user] is_delimiter(k)
   Call: (232) [system] ')'==k
   Fail: (232) [system] ')'==k
   Call: (232) [system] get_char((0x55fbb4538270), k)
   Exit: (232) [system] get_char((0x55fbb4538270), k)
   Call: (232) [system] k=(\)
   Fail: (232) [system] k=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _1482518)
   Call: (233) [system] peek_char((0x55fbb4538270), _1483452)
   Exit: (233) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (233) [user] is_delimiter(' ')
   Call: (234) [system] char_type(' ', space)
   Exit: (234) [system] char_type(' ', space)
^  Exit: (233) [user] is_delimiter(' ')
   Call: (233) [system] _1482518=[]
   Exit: (233) [system] []=[]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (232) [system] _1468582=[k]
   Exit: (232) [system] [k]=[k]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (231) [system] _1454646=[n, k]
   Exit: (231) [system] [n, k]=[n, k]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (230) [system] _1440710=[i, n, k]
   Exit: (230) [system] [i, n, k]=[i, n, k]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (229) [system] _1426774=['L', i, n, k]
   Exit: (229) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (228) [system] _1412838=[r, 'L', i, n, k]
   Exit: (228) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (227) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _1377328)
^  Call: (228) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _1506706)
^  Call: (230) [system] setup_call_cleanup('$notrace'(_1507658, _1507660), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1506706), _1507640, fail)), '$restore_trace'(_1507658, _1507660))
^  Call: (231) [system] sig_atomic(system:'$notrace'(_1507658, _1507660))
^  Exit: (230) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1506706), _1507640, fail)), system:'$restore_trace'(3, -1))
   Call: (229) [system] atomic(_1506706)
   Fail: (229) [system] atomic(_1506706)
   Call: (229) [system] atom_chars(_1506706, ['O', r, 'L', i, n, k])
   Exit: (229) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (228) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (228) [system] integer('OrLink')
   Fail: (228) [system] integer('OrLink')
   Call: (228) [system] _1377328='OrLink'
   Exit: (228) [system] 'OrLink'='OrLink'
^  Exit: (227) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (226) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (225) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (225) [user] read_list(')', (0x55fbb4538270), _1521656)
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1523514)
   Exit: (227) [system] peek_char((0x55fbb4538270), ' ')
   Call: (227) [system] ' '=(;)
   Fail: (227) [system] ' '=(;)
   Call: (227) [system] ' '=(/)
   Fail: (227) [system] ' '=(/)
^  Call: (227) [user] is_like_space(' ')
   Call: (228) [system] char_type(' ', 'white')
   Exit: (228) [system] char_type(' ', 'white')
^  Exit: (227) [user] is_like_space(' ')
   Call: (227) [system] get_char((0x55fbb4538270), _1533108)
   Exit: (227) [system] get_char((0x55fbb4538270), ' ')
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _1535812)
   Exit: (228) [system] peek_char((0x55fbb4538270), 'C')
   Call: (228) [system] 'C'=(;)
   Fail: (228) [system] 'C'=(;)
   Call: (228) [system] 'C'=(/)
   Fail: (228) [system] 'C'=(/)
^  Call: (228) [user] is_like_space('C')
   Call: (229) [system] char_type('C', 'white')
   Fail: (229) [system] char_type('C', 'white')
   Call: (229) [system] char_type('C', end_of_line)
   Fail: (229) [system] char_type('C', end_of_line)
   Call: (229) [system] char_type('C', space)
   Fail: (229) [system] char_type('C', space)
   Call: (229) [system] char_type('C', cntrl)
   Fail: (229) [system] char_type('C', cntrl)
^  Fail: (228) [user] is_like_space('C')
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1552746)
   Exit: (226) [system] peek_char((0x55fbb4538270), 'C')
   Call: (226) [system] 'C'=')'
   Fail: (226) [system] 'C'=')'
   Call: (226) [system] 'C'=end_of_file
   Fail: (226) [system] 'C'=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55fbb4538270), _1558316)
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _1560174)
   Exit: (228) [system] peek_char((0x55fbb4538270), 'C')
   Call: (228) [system] 'C'=(;)
   Fail: (228) [system] 'C'=(;)
   Call: (228) [system] 'C'=(/)
   Fail: (228) [system] 'C'=(/)
^  Call: (228) [user] is_like_space('C')
   Call: (229) [system] char_type('C', 'white')
   Fail: (229) [system] char_type('C', 'white')
   Call: (229) [system] char_type('C', end_of_line)
   Fail: (229) [system] char_type('C', end_of_line)
   Call: (229) [system] char_type('C', space)
   Fail: (229) [system] char_type('C', space)
   Call: (229) [system] char_type('C', cntrl)
   Fail: (229) [system] char_type('C', cntrl)
^  Fail: (228) [user] is_like_space('C')
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] get_char((0x55fbb4538270), _1576184)
   Exit: (227) [system] get_char((0x55fbb4538270), 'C')
   Call: (227) [system] 'C'='('
   Fail: (227) [system] 'C'='('
   Call: (227) [system] 'C'='['
   Fail: (227) [system] 'C'='['
   Call: (227) [system] 'C'='{'
   Fail: (227) [system] 'C'='{'
   Call: (227) [system] 'C'='"'
   Fail: (227) [system] 'C'='"'
   Call: (227) [system] 'C'=!
   Fail: (227) [system] 'C'=!
   Call: (227) [system] 'C'='\''
   Fail: (227) [system] 'C'='\''
   Call: (227) [system] 'C'='`'
   Fail: (227) [system] 'C'='`'
   Call: (227) [system] 'C'=end_of_file
   Fail: (227) [system] 'C'=end_of_file
^  Call: (227) [user] read_symbolic(')', (0x55fbb4538270), 'C', _1558316)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _1593826)
   Call: (229) [system] peek_char((0x55fbb4538270), _1594760)
   Exit: (229) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (229) [user] is_delimiter(' ')
   Call: (230) [system] char_type(' ', space)
   Exit: (230) [system] char_type(' ', space)
^  Exit: (229) [user] is_delimiter(' ')
   Call: (229) [system] _1593826=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (228) [user] classify_and_convert_charseq(['C'], _1558316)
^  Call: (229) [user] classify_and_convert_charseq_(['C'], _1604044)
^  Call: (231) [system] setup_call_cleanup('$notrace'(_1604996, _1604998), once(user:catch(read_from_chars(['C'], _1604044), _1604978, fail)), '$restore_trace'(_1604996, _1604998))
^  Call: (232) [system] sig_atomic(system:'$notrace'(_1604996, _1604998))
^  Exit: (231) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1604044), _1604978, fail)), system:'$restore_trace'(3, -1))
   Call: (230) [system] atomic(_1604044)
   Fail: (230) [system] atomic(_1604044)
   Call: (230) [system] atom_chars(_1604044, ['C'])
   Exit: (230) [system] atom_chars('C', ['C'])
^  Exit: (229) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (229) [system] integer('C')
   Fail: (229) [system] integer('C')
   Call: (229) [system] _1558316='C'
   Exit: (229) [system] 'C'='C'
^  Exit: (228) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (227) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (226) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (226) [user] read_list(')', (0x55fbb4538270), _1618994)
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _1620852)
   Exit: (228) [system] peek_char((0x55fbb4538270), ' ')
   Call: (228) [system] ' '=(;)
   Fail: (228) [system] ' '=(;)
   Call: (228) [system] ' '=(/)
   Fail: (228) [system] ' '=(/)
^  Call: (228) [user] is_like_space(' ')
   Call: (229) [system] char_type(' ', 'white')
   Exit: (229) [system] char_type(' ', 'white')
^  Exit: (228) [user] is_like_space(' ')
   Call: (228) [system] get_char((0x55fbb4538270), _1630446)
   Exit: (228) [system] get_char((0x55fbb4538270), ' ')
^  Call: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _1633150)
   Exit: (229) [system] peek_char((0x55fbb4538270), 'D')
   Call: (229) [system] 'D'=(;)
   Fail: (229) [system] 'D'=(;)
   Call: (229) [system] 'D'=(/)
   Fail: (229) [system] 'D'=(/)
^  Call: (229) [user] is_like_space('D')
   Call: (230) [system] char_type('D', 'white')
   Fail: (230) [system] char_type('D', 'white')
   Call: (230) [system] char_type('D', end_of_line)
   Fail: (230) [system] char_type('D', end_of_line)
   Call: (230) [system] char_type('D', space)
   Fail: (230) [system] char_type('D', space)
   Call: (230) [system] char_type('D', cntrl)
   Fail: (230) [system] char_type('D', cntrl)
^  Fail: (229) [user] is_like_space('D')
^  Exit: (228) [user] skip_spaces((0x55fbb4538270))
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1650084)
   Exit: (227) [system] peek_char((0x55fbb4538270), 'D')
   Call: (227) [system] 'D'=')'
   Fail: (227) [system] 'D'=')'
   Call: (227) [system] 'D'=end_of_file
   Fail: (227) [system] 'D'=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55fbb4538270), _1655654)
^  Call: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _1657512)
   Exit: (229) [system] peek_char((0x55fbb4538270), 'D')
   Call: (229) [system] 'D'=(;)
   Fail: (229) [system] 'D'=(;)
   Call: (229) [system] 'D'=(/)
   Fail: (229) [system] 'D'=(/)
^  Call: (229) [user] is_like_space('D')
   Call: (230) [system] char_type('D', 'white')
   Fail: (230) [system] char_type('D', 'white')
   Call: (230) [system] char_type('D', end_of_line)
   Fail: (230) [system] char_type('D', end_of_line)
   Call: (230) [system] char_type('D', space)
   Fail: (230) [system] char_type('D', space)
   Call: (230) [system] char_type('D', cntrl)
   Fail: (230) [system] char_type('D', cntrl)
^  Fail: (229) [user] is_like_space('D')
^  Exit: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] get_char((0x55fbb4538270), _1673522)
   Exit: (228) [system] get_char((0x55fbb4538270), 'D')
   Call: (228) [system] 'D'='('
   Fail: (228) [system] 'D'='('
   Call: (228) [system] 'D'='['
   Fail: (228) [system] 'D'='['
   Call: (228) [system] 'D'='{'
   Fail: (228) [system] 'D'='{'
   Call: (228) [system] 'D'='"'
   Fail: (228) [system] 'D'='"'
   Call: (228) [system] 'D'=!
   Fail: (228) [system] 'D'=!
   Call: (228) [system] 'D'='\''
   Fail: (228) [system] 'D'='\''
   Call: (228) [system] 'D'='`'
   Fail: (228) [system] 'D'='`'
   Call: (228) [system] 'D'=end_of_file
   Fail: (228) [system] 'D'=end_of_file
^  Call: (228) [user] read_symbolic(')', (0x55fbb4538270), 'D', _1655654)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _1691164)
   Call: (230) [system] peek_char((0x55fbb4538270), _1692098)
   Exit: (230) [system] peek_char((0x55fbb4538270), ')')
^  Call: (230) [user] is_delimiter(')')
   Call: (231) [system] char_type(')', space)
   Fail: (231) [system] char_type(')', space)
   Call: (231) [system] arg(_1696818, v('(', ')', end_of_file), ')')
   Exit: (231) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (230) [user] is_delimiter(')')
   Call: (230) [system] _1691164=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (229) [user] classify_and_convert_charseq(['D'], _1655654)
^  Call: (230) [user] classify_and_convert_charseq_(['D'], _1703254)
^  Call: (232) [system] setup_call_cleanup('$notrace'(_1704206, _1704208), once(user:catch(read_from_chars(['D'], _1703254), _1704188, fail)), '$restore_trace'(_1704206, _1704208))
^  Call: (233) [system] sig_atomic(system:'$notrace'(_1704206, _1704208))
^  Exit: (232) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _1703254), _1704188, fail)), system:'$restore_trace'(3, -1))
   Call: (231) [system] atomic(_1703254)
   Fail: (231) [system] atomic(_1703254)
   Call: (231) [system] atom_chars(_1703254, ['D'])
   Exit: (231) [system] atom_chars('D', ['D'])
^  Exit: (230) [user] classify_and_convert_charseq_(['D'], 'D')
   Call: (230) [system] integer('D')
   Fail: (230) [system] integer('D')
   Call: (230) [system] _1655654='D'
   Exit: (230) [system] 'D'='D'
^  Exit: (229) [user] classify_and_convert_charseq(['D'], 'D')
^  Exit: (228) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'D')
^  Exit: (227) [user] cont_sexpr(')', (0x55fbb4538270), 'D')
^  Call: (227) [user] read_list(')', (0x55fbb4538270), _1718204)
^  Call: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _1720062)
   Exit: (229) [system] peek_char((0x55fbb4538270), ')')
   Call: (229) [system] ')'=(;)
   Fail: (229) [system] ')'=(;)
   Call: (229) [system] ')'=(/)
   Fail: (229) [system] ')'=(/)
^  Call: (229) [user] is_like_space(')')
   Call: (230) [system] char_type(')', 'white')
   Fail: (230) [system] char_type(')', 'white')
   Call: (230) [system] char_type(')', end_of_line)
   Fail: (230) [system] char_type(')', end_of_line)
   Call: (230) [system] char_type(')', space)
   Fail: (230) [system] char_type(')', space)
   Call: (230) [system] char_type(')', cntrl)
   Fail: (230) [system] char_type(')', cntrl)
^  Fail: (229) [user] is_like_space(')')
^  Exit: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _1736072)
   Exit: (228) [system] peek_char((0x55fbb4538270), ')')
   Call: (228) [system] ')'=')'
   Exit: (228) [system] ')'=')'
   Call: (228) [system] get_char((0x55fbb4538270), _1739862)
   Exit: (228) [system] get_char((0x55fbb4538270), ')')
   Call: (228) [system] _1718204=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_list(')', (0x55fbb4538270), [])
   Call: (227) [system] _1618994=['D']
   Exit: (227) [system] ['D']=['D']
^  Exit: (226) [user] read_list(')', (0x55fbb4538270), ['D'])
   Call: (226) [system] _1521656=['C', 'D']
   Exit: (226) [system] ['C', 'D']=['C', 'D']
^  Exit: (225) [user] read_list(')', (0x55fbb4538270), ['C', 'D'])
   Call: (225) [system] _1332310=['OrLink', 'C', 'D']
   Exit: (225) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (224) [user] read_list(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Exit: (223) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Call: (223) [user] read_list(')', (0x55fbb4538270), _1753744)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1755602)
   Exit: (225) [system] peek_char((0x55fbb4538270), ' ')
   Call: (225) [system] ' '=(;)
   Fail: (225) [system] ' '=(;)
   Call: (225) [system] ' '=(/)
   Fail: (225) [system] ' '=(/)
^  Call: (225) [user] is_like_space(' ')
   Call: (226) [system] char_type(' ', 'white')
   Exit: (226) [system] char_type(' ', 'white')
^  Exit: (225) [user] is_like_space(' ')
   Call: (225) [system] get_char((0x55fbb4538270), _1765196)
   Exit: (225) [system] get_char((0x55fbb4538270), ' ')
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1767900)
   Exit: (226) [system] peek_char((0x55fbb4538270), 'E')
   Call: (226) [system] 'E'=(;)
   Fail: (226) [system] 'E'=(;)
   Call: (226) [system] 'E'=(/)
   Fail: (226) [system] 'E'=(/)
^  Call: (226) [user] is_like_space('E')
   Call: (227) [system] char_type('E', 'white')
   Fail: (227) [system] char_type('E', 'white')
   Call: (227) [system] char_type('E', end_of_line)
   Fail: (227) [system] char_type('E', end_of_line)
   Call: (227) [system] char_type('E', space)
   Fail: (227) [system] char_type('E', space)
   Call: (227) [system] char_type('E', cntrl)
   Fail: (227) [system] char_type('E', cntrl)
^  Fail: (226) [user] is_like_space('E')
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1784834)
   Exit: (224) [system] peek_char((0x55fbb4538270), 'E')
   Call: (224) [system] 'E'=')'
   Fail: (224) [system] 'E'=')'
   Call: (224) [system] 'E'=end_of_file
   Fail: (224) [system] 'E'=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55fbb4538270), _1790404)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1792262)
   Exit: (226) [system] peek_char((0x55fbb4538270), 'E')
   Call: (226) [system] 'E'=(;)
   Fail: (226) [system] 'E'=(;)
   Call: (226) [system] 'E'=(/)
   Fail: (226) [system] 'E'=(/)
^  Call: (226) [user] is_like_space('E')
   Call: (227) [system] char_type('E', 'white')
   Fail: (227) [system] char_type('E', 'white')
   Call: (227) [system] char_type('E', end_of_line)
   Fail: (227) [system] char_type('E', end_of_line)
   Call: (227) [system] char_type('E', space)
   Fail: (227) [system] char_type('E', space)
   Call: (227) [system] char_type('E', cntrl)
   Fail: (227) [system] char_type('E', cntrl)
^  Fail: (226) [user] is_like_space('E')
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] get_char((0x55fbb4538270), _1808272)
   Exit: (225) [system] get_char((0x55fbb4538270), 'E')
   Call: (225) [system] 'E'='('
   Fail: (225) [system] 'E'='('
   Call: (225) [system] 'E'='['
   Fail: (225) [system] 'E'='['
   Call: (225) [system] 'E'='{'
   Fail: (225) [system] 'E'='{'
   Call: (225) [system] 'E'='"'
   Fail: (225) [system] 'E'='"'
   Call: (225) [system] 'E'=!
   Fail: (225) [system] 'E'=!
   Call: (225) [system] 'E'='\''
   Fail: (225) [system] 'E'='\''
   Call: (225) [system] 'E'='`'
   Fail: (225) [system] 'E'='`'
   Call: (225) [system] 'E'=end_of_file
   Fail: (225) [system] 'E'=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55fbb4538270), 'E', _1790404)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _1825914)
   Call: (227) [system] peek_char((0x55fbb4538270), _1826848)
   Exit: (227) [system] peek_char((0x55fbb4538270), ')')
^  Call: (227) [user] is_delimiter(')')
   Call: (228) [system] char_type(')', space)
   Fail: (228) [system] char_type(')', space)
   Call: (228) [system] arg(_1831568, v('(', ')', end_of_file), ')')
   Exit: (228) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (227) [user] is_delimiter(')')
   Call: (227) [system] _1825914=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (226) [user] classify_and_convert_charseq(['E'], _1790404)
^  Call: (227) [user] classify_and_convert_charseq_(['E'], _1838004)
^  Call: (229) [system] setup_call_cleanup('$notrace'(_1838956, _1838958), once(user:catch(read_from_chars(['E'], _1838004), _1838938, fail)), '$restore_trace'(_1838956, _1838958))
^  Call: (230) [system] sig_atomic(system:'$notrace'(_1838956, _1838958))
^  Exit: (229) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _1838004), _1838938, fail)), system:'$restore_trace'(3, -1))
   Call: (228) [system] atomic(_1838004)
   Fail: (228) [system] atomic(_1838004)
   Call: (228) [system] atom_chars(_1838004, ['E'])
   Exit: (228) [system] atom_chars('E', ['E'])
^  Exit: (227) [user] classify_and_convert_charseq_(['E'], 'E')
   Call: (227) [system] integer('E')
   Fail: (227) [system] integer('E')
   Call: (227) [system] _1790404='E'
   Exit: (227) [system] 'E'='E'
^  Exit: (226) [user] classify_and_convert_charseq(['E'], 'E')
^  Exit: (225) [user] read_symbolic(')', (0x55fbb4538270), 'E', 'E')
^  Exit: (224) [user] cont_sexpr(')', (0x55fbb4538270), 'E')
^  Call: (224) [user] read_list(')', (0x55fbb4538270), _1852954)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1854812)
   Exit: (226) [system] peek_char((0x55fbb4538270), ')')
   Call: (226) [system] ')'=(;)
   Fail: (226) [system] ')'=(;)
   Call: (226) [system] ')'=(/)
   Fail: (226) [system] ')'=(/)
^  Call: (226) [user] is_like_space(')')
   Call: (227) [system] char_type(')', 'white')
   Fail: (227) [system] char_type(')', 'white')
   Call: (227) [system] char_type(')', end_of_line)
   Fail: (227) [system] char_type(')', end_of_line)
   Call: (227) [system] char_type(')', space)
   Fail: (227) [system] char_type(')', space)
   Call: (227) [system] char_type(')', cntrl)
   Fail: (227) [system] char_type(')', cntrl)
^  Fail: (226) [user] is_like_space(')')
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1870822)
   Exit: (225) [system] peek_char((0x55fbb4538270), ')')
   Call: (225) [system] ')'=')'
   Exit: (225) [system] ')'=')'
   Call: (225) [system] get_char((0x55fbb4538270), _1874612)
   Exit: (225) [system] get_char((0x55fbb4538270), ')')
   Call: (225) [system] _1852954=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_list(')', (0x55fbb4538270), [])
   Call: (224) [system] _1753744=['E']
   Exit: (224) [system] ['E']=['E']
^  Exit: (223) [user] read_list(')', (0x55fbb4538270), ['E'])
   Call: (223) [system] _1295650=[['OrLink', 'C', 'D'], 'E']
   Exit: (223) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (222) [user] read_list(')', (0x55fbb4538270), [['OrLink', 'C', 'D'], 'E'])
   Call: (222) [system] _1022654=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (222) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (221) [user] read_list(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (220) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (220) [user] read_list(')', (0x55fbb4538270), _1888494)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _1890352)
   Exit: (222) [system] peek_char((0x55fbb4538270), ' ')
   Call: (222) [system] ' '=(;)
   Fail: (222) [system] ' '=(;)
   Call: (222) [system] ' '=(/)
   Fail: (222) [system] ' '=(/)
^  Call: (222) [user] is_like_space(' ')
   Call: (223) [system] char_type(' ', 'white')
   Exit: (223) [system] char_type(' ', 'white')
^  Exit: (222) [user] is_like_space(' ')
   Call: (222) [system] get_char((0x55fbb4538270), _1899946)
   Exit: (222) [system] get_char((0x55fbb4538270), ' ')
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _1902650)
   Exit: (223) [system] peek_char((0x55fbb4538270), '(')
   Call: (223) [system] '('=(;)
   Fail: (223) [system] '('=(;)
   Call: (223) [system] '('=(/)
   Fail: (223) [system] '('=(/)
^  Call: (223) [user] is_like_space('(')
   Call: (224) [system] char_type('(', 'white')
   Fail: (224) [system] char_type('(', 'white')
   Call: (224) [system] char_type('(', end_of_line)
   Fail: (224) [system] char_type('(', end_of_line)
   Call: (224) [system] char_type('(', space)
   Fail: (224) [system] char_type('(', space)
   Call: (224) [system] char_type('(', cntrl)
   Fail: (224) [system] char_type('(', cntrl)
^  Fail: (223) [user] is_like_space('(')
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _1919584)
   Exit: (221) [system] peek_char((0x55fbb4538270), '(')
   Call: (221) [system] '('=')'
   Fail: (221) [system] '('=')'
   Call: (221) [system] '('=end_of_file
   Fail: (221) [system] '('=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55fbb4538270), _1925154)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _1927012)
   Exit: (223) [system] peek_char((0x55fbb4538270), '(')
   Call: (223) [system] '('=(;)
   Fail: (223) [system] '('=(;)
   Call: (223) [system] '('=(/)
   Fail: (223) [system] '('=(/)
^  Call: (223) [user] is_like_space('(')
   Call: (224) [system] char_type('(', 'white')
   Fail: (224) [system] char_type('(', 'white')
   Call: (224) [system] char_type('(', end_of_line)
   Fail: (224) [system] char_type('(', end_of_line)
   Call: (224) [system] char_type('(', space)
   Fail: (224) [system] char_type('(', space)
   Call: (224) [system] char_type('(', cntrl)
   Fail: (224) [system] char_type('(', cntrl)
^  Fail: (223) [user] is_like_space('(')
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] get_char((0x55fbb4538270), _1943022)
   Exit: (222) [system] get_char((0x55fbb4538270), '(')
   Call: (222) [system] '('='('
   Exit: (222) [system] '('='('
^  Call: (222) [user] read_list(')', (0x55fbb4538270), _1925154)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1948592)
   Exit: (224) [system] peek_char((0x55fbb4538270), 'I')
   Call: (224) [system] 'I'=(;)
   Fail: (224) [system] 'I'=(;)
   Call: (224) [system] 'I'=(/)
   Fail: (224) [system] 'I'=(/)
^  Call: (224) [user] is_like_space('I')
   Call: (225) [system] char_type('I', 'white')
   Fail: (225) [system] char_type('I', 'white')
   Call: (225) [system] char_type('I', end_of_line)
   Fail: (225) [system] char_type('I', end_of_line)
   Call: (225) [system] char_type('I', space)
   Fail: (225) [system] char_type('I', space)
   Call: (225) [system] char_type('I', cntrl)
   Fail: (225) [system] char_type('I', cntrl)
^  Fail: (224) [user] is_like_space('I')
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _1964602)
   Exit: (223) [system] peek_char((0x55fbb4538270), 'I')
   Call: (223) [system] 'I'=')'
   Fail: (223) [system] 'I'=')'
   Call: (223) [system] 'I'=end_of_file
   Fail: (223) [system] 'I'=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55fbb4538270), _1970172)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1972030)
   Exit: (225) [system] peek_char((0x55fbb4538270), 'I')
   Call: (225) [system] 'I'=(;)
   Fail: (225) [system] 'I'=(;)
   Call: (225) [system] 'I'=(/)
   Fail: (225) [system] 'I'=(/)
^  Call: (225) [user] is_like_space('I')
   Call: (226) [system] char_type('I', 'white')
   Fail: (226) [system] char_type('I', 'white')
   Call: (226) [system] char_type('I', end_of_line)
   Fail: (226) [system] char_type('I', end_of_line)
   Call: (226) [system] char_type('I', space)
   Fail: (226) [system] char_type('I', space)
   Call: (226) [system] char_type('I', cntrl)
   Fail: (226) [system] char_type('I', cntrl)
^  Fail: (225) [user] is_like_space('I')
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] get_char((0x55fbb4538270), _1988040)
   Exit: (224) [system] get_char((0x55fbb4538270), 'I')
   Call: (224) [system] 'I'='('
   Fail: (224) [system] 'I'='('
   Call: (224) [system] 'I'='['
   Fail: (224) [system] 'I'='['
   Call: (224) [system] 'I'='{'
   Fail: (224) [system] 'I'='{'
   Call: (224) [system] 'I'='"'
   Fail: (224) [system] 'I'='"'
   Call: (224) [system] 'I'=!
   Fail: (224) [system] 'I'=!
   Call: (224) [system] 'I'='\''
   Fail: (224) [system] 'I'='\''
   Call: (224) [system] 'I'='`'
   Fail: (224) [system] 'I'='`'
   Call: (224) [system] 'I'=end_of_file
   Fail: (224) [system] 'I'=end_of_file
^  Call: (224) [user] read_symbolic(')', (0x55fbb4538270), 'I', _1970172)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _2005682)
   Call: (226) [system] peek_char((0x55fbb4538270), _2006616)
   Exit: (226) [system] peek_char((0x55fbb4538270), m)
^  Call: (226) [user] is_delimiter(m)
   Call: (227) [system] char_type(m, space)
   Fail: (227) [system] char_type(m, space)
   Call: (227) [system] arg(_2011336, v('(', ')', end_of_file), m)
   Fail: (227) [system] arg(_2012268, v('(', ')', end_of_file), m)
^  Fail: (226) [user] is_delimiter(m)
   Call: (226) [system] ')'==m
   Fail: (226) [system] ')'==m
   Call: (226) [system] get_char((0x55fbb4538270), m)
   Exit: (226) [system] get_char((0x55fbb4538270), m)
   Call: (226) [system] m=(\)
   Fail: (226) [system] m=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _2019618)
   Call: (227) [system] peek_char((0x55fbb4538270), _2020552)
   Exit: (227) [system] peek_char((0x55fbb4538270), p)
^  Call: (227) [user] is_delimiter(p)
   Call: (228) [system] char_type(p, space)
   Fail: (228) [system] char_type(p, space)
   Call: (228) [system] arg(_2025272, v('(', ')', end_of_file), p)
   Fail: (228) [system] arg(_2026204, v('(', ')', end_of_file), p)
^  Fail: (227) [user] is_delimiter(p)
   Call: (227) [system] ')'==p
   Fail: (227) [system] ')'==p
   Call: (227) [system] get_char((0x55fbb4538270), p)
   Exit: (227) [system] get_char((0x55fbb4538270), p)
   Call: (227) [system] p=(\)
   Fail: (227) [system] p=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _2033554)
   Call: (228) [system] peek_char((0x55fbb4538270), _2034488)
   Exit: (228) [system] peek_char((0x55fbb4538270), l)
^  Call: (228) [user] is_delimiter(l)
   Call: (229) [system] char_type(l, space)
   Fail: (229) [system] char_type(l, space)
   Call: (229) [system] arg(_2039208, v('(', ')', end_of_file), l)
   Fail: (229) [system] arg(_2040140, v('(', ')', end_of_file), l)
^  Fail: (228) [user] is_delimiter(l)
   Call: (228) [system] ')'==l
   Fail: (228) [system] ')'==l
   Call: (228) [system] get_char((0x55fbb4538270), l)
   Exit: (228) [system] get_char((0x55fbb4538270), l)
   Call: (228) [system] l=(\)
   Fail: (228) [system] l=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _2047490)
   Call: (229) [system] peek_char((0x55fbb4538270), _2048424)
   Exit: (229) [system] peek_char((0x55fbb4538270), i)
^  Call: (229) [user] is_delimiter(i)
   Call: (230) [system] char_type(i, space)
   Fail: (230) [system] char_type(i, space)
   Call: (230) [system] arg(_2053144, v('(', ')', end_of_file), i)
   Fail: (230) [system] arg(_2054076, v('(', ')', end_of_file), i)
^  Fail: (229) [user] is_delimiter(i)
   Call: (229) [system] ')'==i
   Fail: (229) [system] ')'==i
   Call: (229) [system] get_char((0x55fbb4538270), i)
   Exit: (229) [system] get_char((0x55fbb4538270), i)
   Call: (229) [system] i=(\)
   Fail: (229) [system] i=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _2061426)
   Call: (230) [system] peek_char((0x55fbb4538270), _2062360)
   Exit: (230) [system] peek_char((0x55fbb4538270), c)
^  Call: (230) [user] is_delimiter(c)
   Call: (231) [system] char_type(c, space)
   Fail: (231) [system] char_type(c, space)
   Call: (231) [system] arg(_2067080, v('(', ')', end_of_file), c)
   Fail: (231) [system] arg(_2068012, v('(', ')', end_of_file), c)
^  Fail: (230) [user] is_delimiter(c)
   Call: (230) [system] ')'==c
   Fail: (230) [system] ')'==c
   Call: (230) [system] get_char((0x55fbb4538270), c)
   Exit: (230) [system] get_char((0x55fbb4538270), c)
   Call: (230) [system] c=(\)
   Fail: (230) [system] c=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _2075362)
   Call: (231) [system] peek_char((0x55fbb4538270), _2076296)
   Exit: (231) [system] peek_char((0x55fbb4538270), a)
^  Call: (231) [user] is_delimiter(a)
   Call: (232) [system] char_type(a, space)
   Fail: (232) [system] char_type(a, space)
   Call: (232) [system] arg(_2081016, v('(', ')', end_of_file), a)
   Fail: (232) [system] arg(_2081948, v('(', ')', end_of_file), a)
^  Fail: (231) [user] is_delimiter(a)
   Call: (231) [system] ')'==a
   Fail: (231) [system] ')'==a
   Call: (231) [system] get_char((0x55fbb4538270), a)
   Exit: (231) [system] get_char((0x55fbb4538270), a)
   Call: (231) [system] a=(\)
   Fail: (231) [system] a=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _2089298)
   Call: (232) [system] peek_char((0x55fbb4538270), _2090232)
   Exit: (232) [system] peek_char((0x55fbb4538270), t)
^  Call: (232) [user] is_delimiter(t)
   Call: (233) [system] char_type(t, space)
   Fail: (233) [system] char_type(t, space)
   Call: (233) [system] arg(_2094952, v('(', ')', end_of_file), t)
   Fail: (233) [system] arg(_2095884, v('(', ')', end_of_file), t)
^  Fail: (232) [user] is_delimiter(t)
   Call: (232) [system] ')'==t
   Fail: (232) [system] ')'==t
   Call: (232) [system] get_char((0x55fbb4538270), t)
   Exit: (232) [system] get_char((0x55fbb4538270), t)
   Call: (232) [system] t=(\)
   Fail: (232) [system] t=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _12104)
   Call: (233) [system] peek_char((0x55fbb4538270), _13038)
   Exit: (233) [system] peek_char((0x55fbb4538270), i)
^  Call: (233) [user] is_delimiter(i)
   Call: (234) [system] char_type(i, space)
   Fail: (234) [system] char_type(i, space)
   Call: (234) [system] arg(_17758, v('(', ')', end_of_file), i)
   Fail: (234) [system] arg(_18690, v('(', ')', end_of_file), i)
^  Fail: (233) [user] is_delimiter(i)
   Call: (233) [system] ')'==i
   Fail: (233) [system] ')'==i
   Call: (233) [system] get_char((0x55fbb4538270), i)
   Exit: (233) [system] get_char((0x55fbb4538270), i)
   Call: (233) [system] i=(\)
   Fail: (233) [system] i=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _26040)
   Call: (234) [system] peek_char((0x55fbb4538270), _26974)
   Exit: (234) [system] peek_char((0x55fbb4538270), o)
^  Call: (234) [user] is_delimiter(o)
   Call: (235) [system] char_type(o, space)
   Fail: (235) [system] char_type(o, space)
   Call: (235) [system] arg(_31694, v('(', ')', end_of_file), o)
   Fail: (235) [system] arg(_32626, v('(', ')', end_of_file), o)
^  Fail: (234) [user] is_delimiter(o)
   Call: (234) [system] ')'==o
   Fail: (234) [system] ')'==o
   Call: (234) [system] get_char((0x55fbb4538270), o)
   Exit: (234) [system] get_char((0x55fbb4538270), o)
   Call: (234) [system] o=(\)
   Fail: (234) [system] o=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _39976)
   Call: (235) [system] peek_char((0x55fbb4538270), _40910)
   Exit: (235) [system] peek_char((0x55fbb4538270), n)
^  Call: (235) [user] is_delimiter(n)
   Call: (236) [system] char_type(n, space)
   Fail: (236) [system] char_type(n, space)
   Call: (236) [system] arg(_45630, v('(', ')', end_of_file), n)
   Fail: (236) [system] arg(_46562, v('(', ')', end_of_file), n)
^  Fail: (235) [user] is_delimiter(n)
   Call: (235) [system] ')'==n
   Fail: (235) [system] ')'==n
   Call: (235) [system] get_char((0x55fbb4538270), n)
   Exit: (235) [system] get_char((0x55fbb4538270), n)
   Call: (235) [system] n=(\)
   Fail: (235) [system] n=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), _53912)
   Call: (236) [system] peek_char((0x55fbb4538270), _54846)
   Exit: (236) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (236) [user] is_delimiter(' ')
   Call: (237) [system] char_type(' ', space)
   Exit: (237) [system] char_type(' ', space)
^  Exit: (236) [user] is_delimiter(' ')
   Call: (236) [system] _53912=[]
   Exit: (236) [system] []=[]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (235) [system] _39976=[n]
   Exit: (235) [system] [n]=[n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (234) [system] _26040=[o, n]
   Exit: (234) [system] [o, n]=[o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (233) [system] _12104=[i, o, n]
   Exit: (233) [system] [i, o, n]=[i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (232) [system] _5736=[t, i, o, n]
   Exit: (232) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (231) [system] _5732=[a, t, i, o, n]
   Exit: (231) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (230) [system] _5728=[c, a, t, i, o, n]
   Exit: (230) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (229) [system] _5724=[i, c, a, t, i, o, n]
   Exit: (229) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (228) [system] _5720=[l, i, c, a, t, i, o, n]
   Exit: (228) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (227) [system] _5716=[p, l, i, c, a, t, i, o, n]
   Exit: (227) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (226) [system] _5712=[m, p, l, i, c, a, t, i, o, n]
   Exit: (226) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (225) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _5708)
^  Call: (226) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _92070)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_93022, _93024), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _92070), _93004, fail)), '$restore_trace'(_93022, _93024))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_93022, _93024))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _92070), _93004, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(_92070)
   Fail: (227) [system] atomic(_92070)
   Call: (227) [system] atom_chars(_92070, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (227) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (226) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (226) [system] integer('Implication')
   Fail: (226) [system] integer('Implication')
   Call: (226) [system] _5708='Implication'
   Exit: (226) [system] 'Implication'='Implication'
^  Exit: (225) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (224) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (223) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (223) [user] read_list(')', (0x55fbb4538270), _107020)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _108878)
   Exit: (225) [system] peek_char((0x55fbb4538270), ' ')
   Call: (225) [system] ' '=(;)
   Fail: (225) [system] ' '=(;)
   Call: (225) [system] ' '=(/)
   Fail: (225) [system] ' '=(/)
^  Call: (225) [user] is_like_space(' ')
   Call: (226) [system] char_type(' ', 'white')
   Exit: (226) [system] char_type(' ', 'white')
^  Exit: (225) [user] is_like_space(' ')
   Call: (225) [system] get_char((0x55fbb4538270), _118472)
   Exit: (225) [system] get_char((0x55fbb4538270), ' ')
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _121176)
   Exit: (226) [system] peek_char((0x55fbb4538270), '(')
   Call: (226) [system] '('=(;)
   Fail: (226) [system] '('=(;)
   Call: (226) [system] '('=(/)
   Fail: (226) [system] '('=(/)
^  Call: (226) [user] is_like_space('(')
   Call: (227) [system] char_type('(', 'white')
   Fail: (227) [system] char_type('(', 'white')
   Call: (227) [system] char_type('(', end_of_line)
   Fail: (227) [system] char_type('(', end_of_line)
   Call: (227) [system] char_type('(', space)
   Fail: (227) [system] char_type('(', space)
   Call: (227) [system] char_type('(', cntrl)
   Fail: (227) [system] char_type('(', cntrl)
^  Fail: (226) [user] is_like_space('(')
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _138110)
   Exit: (224) [system] peek_char((0x55fbb4538270), '(')
   Call: (224) [system] '('=')'
   Fail: (224) [system] '('=')'
   Call: (224) [system] '('=end_of_file
   Fail: (224) [system] '('=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55fbb4538270), _143680)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _145538)
   Exit: (226) [system] peek_char((0x55fbb4538270), '(')
   Call: (226) [system] '('=(;)
   Fail: (226) [system] '('=(;)
   Call: (226) [system] '('=(/)
   Fail: (226) [system] '('=(/)
^  Call: (226) [user] is_like_space('(')
   Call: (227) [system] char_type('(', 'white')
   Fail: (227) [system] char_type('(', 'white')
   Call: (227) [system] char_type('(', end_of_line)
   Fail: (227) [system] char_type('(', end_of_line)
   Call: (227) [system] char_type('(', space)
   Fail: (227) [system] char_type('(', space)
   Call: (227) [system] char_type('(', cntrl)
   Fail: (227) [system] char_type('(', cntrl)
^  Fail: (226) [user] is_like_space('(')
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] get_char((0x55fbb4538270), _161548)
   Exit: (225) [system] get_char((0x55fbb4538270), '(')
   Call: (225) [system] '('='('
   Exit: (225) [system] '('='('
^  Call: (225) [user] read_list(')', (0x55fbb4538270), _143680)
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _167118)
   Exit: (227) [system] peek_char((0x55fbb4538270), 'A')
   Call: (227) [system] 'A'=(;)
   Fail: (227) [system] 'A'=(;)
   Call: (227) [system] 'A'=(/)
   Fail: (227) [system] 'A'=(/)
^  Call: (227) [user] is_like_space('A')
   Call: (228) [system] char_type('A', 'white')
   Fail: (228) [system] char_type('A', 'white')
   Call: (228) [system] char_type('A', end_of_line)
   Fail: (228) [system] char_type('A', end_of_line)
   Call: (228) [system] char_type('A', space)
   Fail: (228) [system] char_type('A', space)
   Call: (228) [system] char_type('A', cntrl)
   Fail: (228) [system] char_type('A', cntrl)
^  Fail: (227) [user] is_like_space('A')
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _183128)
   Exit: (226) [system] peek_char((0x55fbb4538270), 'A')
   Call: (226) [system] 'A'=')'
   Fail: (226) [system] 'A'=')'
   Call: (226) [system] 'A'=end_of_file
   Fail: (226) [system] 'A'=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55fbb4538270), _188698)
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _190556)
   Exit: (228) [system] peek_char((0x55fbb4538270), 'A')
   Call: (228) [system] 'A'=(;)
   Fail: (228) [system] 'A'=(;)
   Call: (228) [system] 'A'=(/)
   Fail: (228) [system] 'A'=(/)
^  Call: (228) [user] is_like_space('A')
   Call: (229) [system] char_type('A', 'white')
   Fail: (229) [system] char_type('A', 'white')
   Call: (229) [system] char_type('A', end_of_line)
   Fail: (229) [system] char_type('A', end_of_line)
   Call: (229) [system] char_type('A', space)
   Fail: (229) [system] char_type('A', space)
   Call: (229) [system] char_type('A', cntrl)
   Fail: (229) [system] char_type('A', cntrl)
^  Fail: (228) [user] is_like_space('A')
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] get_char((0x55fbb4538270), _206566)
   Exit: (227) [system] get_char((0x55fbb4538270), 'A')
   Call: (227) [system] 'A'='('
   Fail: (227) [system] 'A'='('
   Call: (227) [system] 'A'='['
   Fail: (227) [system] 'A'='['
   Call: (227) [system] 'A'='{'
   Fail: (227) [system] 'A'='{'
   Call: (227) [system] 'A'='"'
   Fail: (227) [system] 'A'='"'
   Call: (227) [system] 'A'=!
   Fail: (227) [system] 'A'=!
   Call: (227) [system] 'A'='\''
   Fail: (227) [system] 'A'='\''
   Call: (227) [system] 'A'='`'
   Fail: (227) [system] 'A'='`'
   Call: (227) [system] 'A'=end_of_file
   Fail: (227) [system] 'A'=end_of_file
^  Call: (227) [user] read_symbolic(')', (0x55fbb4538270), 'A', _188698)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _224208)
   Call: (229) [system] peek_char((0x55fbb4538270), _225142)
   Exit: (229) [system] peek_char((0x55fbb4538270), n)
^  Call: (229) [user] is_delimiter(n)
   Call: (230) [system] char_type(n, space)
   Fail: (230) [system] char_type(n, space)
   Call: (230) [system] arg(_229862, v('(', ')', end_of_file), n)
   Fail: (230) [system] arg(_230794, v('(', ')', end_of_file), n)
^  Fail: (229) [user] is_delimiter(n)
   Call: (229) [system] ')'==n
   Fail: (229) [system] ')'==n
   Call: (229) [system] get_char((0x55fbb4538270), n)
   Exit: (229) [system] get_char((0x55fbb4538270), n)
   Call: (229) [system] n=(\)
   Fail: (229) [system] n=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _238144)
   Call: (230) [system] peek_char((0x55fbb4538270), _239078)
   Exit: (230) [system] peek_char((0x55fbb4538270), d)
^  Call: (230) [user] is_delimiter(d)
   Call: (231) [system] char_type(d, space)
   Fail: (231) [system] char_type(d, space)
   Call: (231) [system] arg(_243798, v('(', ')', end_of_file), d)
   Fail: (231) [system] arg(_244730, v('(', ')', end_of_file), d)
^  Fail: (230) [user] is_delimiter(d)
   Call: (230) [system] ')'==d
   Fail: (230) [system] ')'==d
   Call: (230) [system] get_char((0x55fbb4538270), d)
   Exit: (230) [system] get_char((0x55fbb4538270), d)
   Call: (230) [system] d=(\)
   Fail: (230) [system] d=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _252080)
   Call: (231) [system] peek_char((0x55fbb4538270), _253014)
   Exit: (231) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (231) [user] is_delimiter('L')
   Call: (232) [system] char_type('L', space)
   Fail: (232) [system] char_type('L', space)
   Call: (232) [system] arg(_257734, v('(', ')', end_of_file), 'L')
   Fail: (232) [system] arg(_258666, v('(', ')', end_of_file), 'L')
^  Fail: (231) [user] is_delimiter('L')
   Call: (231) [system] ')'=='L'
   Fail: (231) [system] ')'=='L'
   Call: (231) [system] get_char((0x55fbb4538270), 'L')
   Exit: (231) [system] get_char((0x55fbb4538270), 'L')
   Call: (231) [system] 'L'=(\)
   Fail: (231) [system] 'L'=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _266016)
   Call: (232) [system] peek_char((0x55fbb4538270), _266950)
   Exit: (232) [system] peek_char((0x55fbb4538270), i)
^  Call: (232) [user] is_delimiter(i)
   Call: (233) [system] char_type(i, space)
   Fail: (233) [system] char_type(i, space)
   Call: (233) [system] arg(_271670, v('(', ')', end_of_file), i)
   Fail: (233) [system] arg(_272602, v('(', ')', end_of_file), i)
^  Fail: (232) [user] is_delimiter(i)
   Call: (232) [system] ')'==i
   Fail: (232) [system] ')'==i
   Call: (232) [system] get_char((0x55fbb4538270), i)
   Exit: (232) [system] get_char((0x55fbb4538270), i)
   Call: (232) [system] i=(\)
   Fail: (232) [system] i=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _279952)
   Call: (233) [system] peek_char((0x55fbb4538270), _280886)
   Exit: (233) [system] peek_char((0x55fbb4538270), n)
^  Call: (233) [user] is_delimiter(n)
   Call: (234) [system] char_type(n, space)
   Fail: (234) [system] char_type(n, space)
   Call: (234) [system] arg(_285606, v('(', ')', end_of_file), n)
   Fail: (234) [system] arg(_286538, v('(', ')', end_of_file), n)
^  Fail: (233) [user] is_delimiter(n)
   Call: (233) [system] ')'==n
   Fail: (233) [system] ')'==n
   Call: (233) [system] get_char((0x55fbb4538270), n)
   Exit: (233) [system] get_char((0x55fbb4538270), n)
   Call: (233) [system] n=(\)
   Fail: (233) [system] n=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _293888)
   Call: (234) [system] peek_char((0x55fbb4538270), _294822)
   Exit: (234) [system] peek_char((0x55fbb4538270), k)
^  Call: (234) [user] is_delimiter(k)
   Call: (235) [system] char_type(k, space)
   Fail: (235) [system] char_type(k, space)
   Call: (235) [system] arg(_299542, v('(', ')', end_of_file), k)
   Fail: (235) [system] arg(_300474, v('(', ')', end_of_file), k)
^  Fail: (234) [user] is_delimiter(k)
   Call: (234) [system] ')'==k
   Fail: (234) [system] ')'==k
   Call: (234) [system] get_char((0x55fbb4538270), k)
   Exit: (234) [system] get_char((0x55fbb4538270), k)
   Call: (234) [system] k=(\)
   Fail: (234) [system] k=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _307824)
   Call: (235) [system] peek_char((0x55fbb4538270), _308758)
   Exit: (235) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (235) [user] is_delimiter(' ')
   Call: (236) [system] char_type(' ', space)
   Exit: (236) [system] char_type(' ', space)
^  Exit: (235) [user] is_delimiter(' ')
   Call: (235) [system] _307824=[]
   Exit: (235) [system] []=[]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (234) [system] _293888=[k]
   Exit: (234) [system] [k]=[k]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (233) [system] _279952=[n, k]
   Exit: (233) [system] [n, k]=[n, k]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (232) [system] _266016=[i, n, k]
   Exit: (232) [system] [i, n, k]=[i, n, k]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (231) [system] _252080=['L', i, n, k]
   Exit: (231) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (230) [system] _238144=[d, 'L', i, n, k]
   Exit: (230) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (229) [system] _224208=[n, d, 'L', i, n, k]
   Exit: (229) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (228) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _188698)
^  Call: (229) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _334806)
^  Call: (231) [system] setup_call_cleanup('$notrace'(_335758, _335760), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _334806), _335740, fail)), '$restore_trace'(_335758, _335760))
^  Call: (232) [system] sig_atomic(system:'$notrace'(_335758, _335760))
^  Exit: (231) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _334806), _335740, fail)), system:'$restore_trace'(3, -1))
   Call: (230) [system] atomic(_334806)
   Fail: (230) [system] atomic(_334806)
   Call: (230) [system] atom_chars(_334806, ['A', n, d, 'L', i, n, k])
   Exit: (230) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (229) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (229) [system] integer('AndLink')
   Fail: (229) [system] integer('AndLink')
   Call: (229) [system] _188698='AndLink'
   Exit: (229) [system] 'AndLink'='AndLink'
^  Exit: (228) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (227) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (226) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (226) [user] read_list(')', (0x55fbb4538270), _349756)
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _351614)
   Exit: (228) [system] peek_char((0x55fbb4538270), ' ')
   Call: (228) [system] ' '=(;)
   Fail: (228) [system] ' '=(;)
   Call: (228) [system] ' '=(/)
   Fail: (228) [system] ' '=(/)
^  Call: (228) [user] is_like_space(' ')
   Call: (229) [system] char_type(' ', 'white')
   Exit: (229) [system] char_type(' ', 'white')
^  Exit: (228) [user] is_like_space(' ')
   Call: (228) [system] get_char((0x55fbb4538270), _361208)
   Exit: (228) [system] get_char((0x55fbb4538270), ' ')
^  Call: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _363912)
   Exit: (229) [system] peek_char((0x55fbb4538270), 'A')
   Call: (229) [system] 'A'=(;)
   Fail: (229) [system] 'A'=(;)
   Call: (229) [system] 'A'=(/)
   Fail: (229) [system] 'A'=(/)
^  Call: (229) [user] is_like_space('A')
   Call: (230) [system] char_type('A', 'white')
   Fail: (230) [system] char_type('A', 'white')
   Call: (230) [system] char_type('A', end_of_line)
   Fail: (230) [system] char_type('A', end_of_line)
   Call: (230) [system] char_type('A', space)
   Fail: (230) [system] char_type('A', space)
   Call: (230) [system] char_type('A', cntrl)
   Fail: (230) [system] char_type('A', cntrl)
^  Fail: (229) [user] is_like_space('A')
^  Exit: (228) [user] skip_spaces((0x55fbb4538270))
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _380846)
   Exit: (227) [system] peek_char((0x55fbb4538270), 'A')
   Call: (227) [system] 'A'=')'
   Fail: (227) [system] 'A'=')'
   Call: (227) [system] 'A'=end_of_file
   Fail: (227) [system] 'A'=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55fbb4538270), _386416)
^  Call: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _388274)
   Exit: (229) [system] peek_char((0x55fbb4538270), 'A')
   Call: (229) [system] 'A'=(;)
   Fail: (229) [system] 'A'=(;)
   Call: (229) [system] 'A'=(/)
   Fail: (229) [system] 'A'=(/)
^  Call: (229) [user] is_like_space('A')
   Call: (230) [system] char_type('A', 'white')
   Fail: (230) [system] char_type('A', 'white')
   Call: (230) [system] char_type('A', end_of_line)
   Fail: (230) [system] char_type('A', end_of_line)
   Call: (230) [system] char_type('A', space)
   Fail: (230) [system] char_type('A', space)
   Call: (230) [system] char_type('A', cntrl)
   Fail: (230) [system] char_type('A', cntrl)
^  Fail: (229) [user] is_like_space('A')
^  Exit: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] get_char((0x55fbb4538270), _404284)
   Exit: (228) [system] get_char((0x55fbb4538270), 'A')
   Call: (228) [system] 'A'='('
   Fail: (228) [system] 'A'='('
   Call: (228) [system] 'A'='['
   Fail: (228) [system] 'A'='['
   Call: (228) [system] 'A'='{'
   Fail: (228) [system] 'A'='{'
   Call: (228) [system] 'A'='"'
   Fail: (228) [system] 'A'='"'
   Call: (228) [system] 'A'=!
   Fail: (228) [system] 'A'=!
   Call: (228) [system] 'A'='\''
   Fail: (228) [system] 'A'='\''
   Call: (228) [system] 'A'='`'
   Fail: (228) [system] 'A'='`'
   Call: (228) [system] 'A'=end_of_file
   Fail: (228) [system] 'A'=end_of_file
^  Call: (228) [user] read_symbolic(')', (0x55fbb4538270), 'A', _386416)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _421926)
   Call: (230) [system] peek_char((0x55fbb4538270), _422860)
   Exit: (230) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (230) [user] is_delimiter(' ')
   Call: (231) [system] char_type(' ', space)
   Exit: (231) [system] char_type(' ', space)
^  Exit: (230) [user] is_delimiter(' ')
   Call: (230) [system] _421926=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (229) [user] classify_and_convert_charseq(['A'], _386416)
^  Call: (230) [user] classify_and_convert_charseq_(['A'], _432144)
^  Call: (232) [system] setup_call_cleanup('$notrace'(_433096, _433098), once(user:catch(read_from_chars(['A'], _432144), _433078, fail)), '$restore_trace'(_433096, _433098))
^  Call: (233) [system] sig_atomic(system:'$notrace'(_433096, _433098))
^  Exit: (232) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _432144), _433078, fail)), system:'$restore_trace'(3, -1))
   Call: (231) [system] atomic(_432144)
   Fail: (231) [system] atomic(_432144)
   Call: (231) [system] atom_chars(_432144, ['A'])
   Exit: (231) [system] atom_chars('A', ['A'])
^  Exit: (230) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (230) [system] integer('A')
   Fail: (230) [system] integer('A')
   Call: (230) [system] _386416='A'
   Exit: (230) [system] 'A'='A'
^  Exit: (229) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (228) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (227) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (227) [user] read_list(')', (0x55fbb4538270), _447094)
^  Call: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _448952)
   Exit: (229) [system] peek_char((0x55fbb4538270), ' ')
   Call: (229) [system] ' '=(;)
   Fail: (229) [system] ' '=(;)
   Call: (229) [system] ' '=(/)
   Fail: (229) [system] ' '=(/)
^  Call: (229) [user] is_like_space(' ')
   Call: (230) [system] char_type(' ', 'white')
   Exit: (230) [system] char_type(' ', 'white')
^  Exit: (229) [user] is_like_space(' ')
   Call: (229) [system] get_char((0x55fbb4538270), _458546)
   Exit: (229) [system] get_char((0x55fbb4538270), ' ')
^  Call: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _461250)
   Exit: (230) [system] peek_char((0x55fbb4538270), 'B')
   Call: (230) [system] 'B'=(;)
   Fail: (230) [system] 'B'=(;)
   Call: (230) [system] 'B'=(/)
   Fail: (230) [system] 'B'=(/)
^  Call: (230) [user] is_like_space('B')
   Call: (231) [system] char_type('B', 'white')
   Fail: (231) [system] char_type('B', 'white')
   Call: (231) [system] char_type('B', end_of_line)
   Fail: (231) [system] char_type('B', end_of_line)
   Call: (231) [system] char_type('B', space)
   Fail: (231) [system] char_type('B', space)
   Call: (231) [system] char_type('B', cntrl)
   Fail: (231) [system] char_type('B', cntrl)
^  Fail: (230) [user] is_like_space('B')
^  Exit: (229) [user] skip_spaces((0x55fbb4538270))
^  Exit: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _478184)
   Exit: (228) [system] peek_char((0x55fbb4538270), 'B')
   Call: (228) [system] 'B'=')'
   Fail: (228) [system] 'B'=')'
   Call: (228) [system] 'B'=end_of_file
   Fail: (228) [system] 'B'=end_of_file
^  Call: (228) [user] cont_sexpr(')', (0x55fbb4538270), _483754)
^  Call: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _485612)
   Exit: (230) [system] peek_char((0x55fbb4538270), 'B')
   Call: (230) [system] 'B'=(;)
   Fail: (230) [system] 'B'=(;)
   Call: (230) [system] 'B'=(/)
   Fail: (230) [system] 'B'=(/)
^  Call: (230) [user] is_like_space('B')
   Call: (231) [system] char_type('B', 'white')
   Fail: (231) [system] char_type('B', 'white')
   Call: (231) [system] char_type('B', end_of_line)
   Fail: (231) [system] char_type('B', end_of_line)
   Call: (231) [system] char_type('B', space)
   Fail: (231) [system] char_type('B', space)
   Call: (231) [system] char_type('B', cntrl)
   Fail: (231) [system] char_type('B', cntrl)
^  Fail: (230) [user] is_like_space('B')
^  Exit: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] get_char((0x55fbb4538270), _501622)
   Exit: (229) [system] get_char((0x55fbb4538270), 'B')
   Call: (229) [system] 'B'='('
   Fail: (229) [system] 'B'='('
   Call: (229) [system] 'B'='['
   Fail: (229) [system] 'B'='['
   Call: (229) [system] 'B'='{'
   Fail: (229) [system] 'B'='{'
   Call: (229) [system] 'B'='"'
   Fail: (229) [system] 'B'='"'
   Call: (229) [system] 'B'=!
   Fail: (229) [system] 'B'=!
   Call: (229) [system] 'B'='\''
   Fail: (229) [system] 'B'='\''
   Call: (229) [system] 'B'='`'
   Fail: (229) [system] 'B'='`'
   Call: (229) [system] 'B'=end_of_file
   Fail: (229) [system] 'B'=end_of_file
^  Call: (229) [user] read_symbolic(')', (0x55fbb4538270), 'B', _483754)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _519264)
   Call: (231) [system] peek_char((0x55fbb4538270), _520198)
   Exit: (231) [system] peek_char((0x55fbb4538270), ')')
^  Call: (231) [user] is_delimiter(')')
   Call: (232) [system] char_type(')', space)
   Fail: (232) [system] char_type(')', space)
   Call: (232) [system] arg(_524918, v('(', ')', end_of_file), ')')
   Exit: (232) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (231) [user] is_delimiter(')')
   Call: (231) [system] _519264=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (230) [user] classify_and_convert_charseq(['B'], _483754)
^  Call: (231) [user] classify_and_convert_charseq_(['B'], _531354)
^  Call: (233) [system] setup_call_cleanup('$notrace'(_532306, _532308), once(user:catch(read_from_chars(['B'], _531354), _532288, fail)), '$restore_trace'(_532306, _532308))
^  Call: (234) [system] sig_atomic(system:'$notrace'(_532306, _532308))
^  Exit: (233) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _531354), _532288, fail)), system:'$restore_trace'(3, -1))
   Call: (232) [system] atomic(_531354)
   Fail: (232) [system] atomic(_531354)
   Call: (232) [system] atom_chars(_531354, ['B'])
   Exit: (232) [system] atom_chars('B', ['B'])
^  Exit: (231) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (231) [system] integer('B')
   Fail: (231) [system] integer('B')
   Call: (231) [system] _483754='B'
   Exit: (231) [system] 'B'='B'
^  Exit: (230) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (229) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (228) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (228) [user] read_list(')', (0x55fbb4538270), _546304)
^  Call: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _548162)
   Exit: (230) [system] peek_char((0x55fbb4538270), ')')
   Call: (230) [system] ')'=(;)
   Fail: (230) [system] ')'=(;)
   Call: (230) [system] ')'=(/)
   Fail: (230) [system] ')'=(/)
^  Call: (230) [user] is_like_space(')')
   Call: (231) [system] char_type(')', 'white')
   Fail: (231) [system] char_type(')', 'white')
   Call: (231) [system] char_type(')', end_of_line)
   Fail: (231) [system] char_type(')', end_of_line)
   Call: (231) [system] char_type(')', space)
   Fail: (231) [system] char_type(')', space)
   Call: (231) [system] char_type(')', cntrl)
   Fail: (231) [system] char_type(')', cntrl)
^  Fail: (230) [user] is_like_space(')')
^  Exit: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _564172)
   Exit: (229) [system] peek_char((0x55fbb4538270), ')')
   Call: (229) [system] ')'=')'
   Exit: (229) [system] ')'=')'
   Call: (229) [system] get_char((0x55fbb4538270), _567962)
   Exit: (229) [system] get_char((0x55fbb4538270), ')')
   Call: (229) [system] _546304=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_list(')', (0x55fbb4538270), [])
   Call: (228) [system] _447094=['B']
   Exit: (228) [system] ['B']=['B']
^  Exit: (227) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (227) [system] _349756=['A', 'B']
   Exit: (227) [system] ['A', 'B']=['A', 'B']
^  Exit: (226) [user] read_list(')', (0x55fbb4538270), ['A', 'B'])
   Call: (226) [system] _143680=['AndLink', 'A', 'B']
   Exit: (226) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (225) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Exit: (224) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Call: (224) [user] read_list(')', (0x55fbb4538270), _581844)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _583702)
   Exit: (226) [system] peek_char((0x55fbb4538270), ' ')
   Call: (226) [system] ' '=(;)
   Fail: (226) [system] ' '=(;)
   Call: (226) [system] ' '=(/)
   Fail: (226) [system] ' '=(/)
^  Call: (226) [user] is_like_space(' ')
   Call: (227) [system] char_type(' ', 'white')
   Exit: (227) [system] char_type(' ', 'white')
^  Exit: (226) [user] is_like_space(' ')
   Call: (226) [system] get_char((0x55fbb4538270), _593296)
   Exit: (226) [system] get_char((0x55fbb4538270), ' ')
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _596000)
   Exit: (227) [system] peek_char((0x55fbb4538270), 'C')
   Call: (227) [system] 'C'=(;)
   Fail: (227) [system] 'C'=(;)
   Call: (227) [system] 'C'=(/)
   Fail: (227) [system] 'C'=(/)
^  Call: (227) [user] is_like_space('C')
   Call: (228) [system] char_type('C', 'white')
   Fail: (228) [system] char_type('C', 'white')
   Call: (228) [system] char_type('C', end_of_line)
   Fail: (228) [system] char_type('C', end_of_line)
   Call: (228) [system] char_type('C', space)
   Fail: (228) [system] char_type('C', space)
   Call: (228) [system] char_type('C', cntrl)
   Fail: (228) [system] char_type('C', cntrl)
^  Fail: (227) [user] is_like_space('C')
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _612934)
   Exit: (225) [system] peek_char((0x55fbb4538270), 'C')
   Call: (225) [system] 'C'=')'
   Fail: (225) [system] 'C'=')'
   Call: (225) [system] 'C'=end_of_file
   Fail: (225) [system] 'C'=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55fbb4538270), _618504)
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _620362)
   Exit: (227) [system] peek_char((0x55fbb4538270), 'C')
   Call: (227) [system] 'C'=(;)
   Fail: (227) [system] 'C'=(;)
   Call: (227) [system] 'C'=(/)
   Fail: (227) [system] 'C'=(/)
^  Call: (227) [user] is_like_space('C')
   Call: (228) [system] char_type('C', 'white')
   Fail: (228) [system] char_type('C', 'white')
   Call: (228) [system] char_type('C', end_of_line)
   Fail: (228) [system] char_type('C', end_of_line)
   Call: (228) [system] char_type('C', space)
   Fail: (228) [system] char_type('C', space)
   Call: (228) [system] char_type('C', cntrl)
   Fail: (228) [system] char_type('C', cntrl)
^  Fail: (227) [user] is_like_space('C')
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] get_char((0x55fbb4538270), _636372)
   Exit: (226) [system] get_char((0x55fbb4538270), 'C')
   Call: (226) [system] 'C'='('
   Fail: (226) [system] 'C'='('
   Call: (226) [system] 'C'='['
   Fail: (226) [system] 'C'='['
   Call: (226) [system] 'C'='{'
   Fail: (226) [system] 'C'='{'
   Call: (226) [system] 'C'='"'
   Fail: (226) [system] 'C'='"'
   Call: (226) [system] 'C'=!
   Fail: (226) [system] 'C'=!
   Call: (226) [system] 'C'='\''
   Fail: (226) [system] 'C'='\''
   Call: (226) [system] 'C'='`'
   Fail: (226) [system] 'C'='`'
   Call: (226) [system] 'C'=end_of_file
   Fail: (226) [system] 'C'=end_of_file
^  Call: (226) [user] read_symbolic(')', (0x55fbb4538270), 'C', _618504)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _654014)
   Call: (228) [system] peek_char((0x55fbb4538270), _654948)
   Exit: (228) [system] peek_char((0x55fbb4538270), ')')
^  Call: (228) [user] is_delimiter(')')
   Call: (229) [system] char_type(')', space)
   Fail: (229) [system] char_type(')', space)
   Call: (229) [system] arg(_659668, v('(', ')', end_of_file), ')')
   Exit: (229) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (228) [user] is_delimiter(')')
   Call: (228) [system] _654014=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (227) [user] classify_and_convert_charseq(['C'], _618504)
^  Call: (228) [user] classify_and_convert_charseq_(['C'], _666104)
^  Call: (230) [system] setup_call_cleanup('$notrace'(_667056, _667058), once(user:catch(read_from_chars(['C'], _666104), _667038, fail)), '$restore_trace'(_667056, _667058))
^  Call: (231) [system] sig_atomic(system:'$notrace'(_667056, _667058))
^  Exit: (230) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _666104), _667038, fail)), system:'$restore_trace'(3, -1))
   Call: (229) [system] atomic(_666104)
   Fail: (229) [system] atomic(_666104)
   Call: (229) [system] atom_chars(_666104, ['C'])
   Exit: (229) [system] atom_chars('C', ['C'])
^  Exit: (228) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (228) [system] integer('C')
   Fail: (228) [system] integer('C')
   Call: (228) [system] _618504='C'
   Exit: (228) [system] 'C'='C'
^  Exit: (227) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (226) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (225) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (225) [user] read_list(')', (0x55fbb4538270), _681054)
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _682912)
   Exit: (227) [system] peek_char((0x55fbb4538270), ')')
   Call: (227) [system] ')'=(;)
   Fail: (227) [system] ')'=(;)
   Call: (227) [system] ')'=(/)
   Fail: (227) [system] ')'=(/)
^  Call: (227) [user] is_like_space(')')
   Call: (228) [system] char_type(')', 'white')
   Fail: (228) [system] char_type(')', 'white')
   Call: (228) [system] char_type(')', end_of_line)
   Fail: (228) [system] char_type(')', end_of_line)
   Call: (228) [system] char_type(')', space)
   Fail: (228) [system] char_type(')', space)
   Call: (228) [system] char_type(')', cntrl)
   Fail: (228) [system] char_type(')', cntrl)
^  Fail: (227) [user] is_like_space(')')
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _698922)
   Exit: (226) [system] peek_char((0x55fbb4538270), ')')
   Call: (226) [system] ')'=')'
   Exit: (226) [system] ')'=')'
   Call: (226) [system] get_char((0x55fbb4538270), _702712)
   Exit: (226) [system] get_char((0x55fbb4538270), ')')
   Call: (226) [system] _681054=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_list(')', (0x55fbb4538270), [])
   Call: (225) [system] _581844=['C']
   Exit: (225) [system] ['C']=['C']
^  Exit: (224) [user] read_list(')', (0x55fbb4538270), ['C'])
   Call: (224) [system] _107020=[['AndLink', 'A', 'B'], 'C']
   Exit: (224) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (223) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'A', 'B'], 'C'])
   Call: (223) [system] _5702=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (223) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (222) [user] read_list(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (221) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (221) [user] read_list(')', (0x55fbb4538270), _716594)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _718452)
   Exit: (223) [system] peek_char((0x55fbb4538270), ')')
   Call: (223) [system] ')'=(;)
   Fail: (223) [system] ')'=(;)
   Call: (223) [system] ')'=(/)
   Fail: (223) [system] ')'=(/)
^  Call: (223) [user] is_like_space(')')
   Call: (224) [system] char_type(')', 'white')
   Fail: (224) [system] char_type(')', 'white')
   Call: (224) [system] char_type(')', end_of_line)
   Fail: (224) [system] char_type(')', end_of_line)
   Call: (224) [system] char_type(')', space)
   Fail: (224) [system] char_type(')', space)
   Call: (224) [system] char_type(')', cntrl)
   Fail: (224) [system] char_type(')', cntrl)
^  Fail: (223) [user] is_like_space(')')
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _734462)
   Exit: (222) [system] peek_char((0x55fbb4538270), ')')
   Call: (222) [system] ')'=')'
   Exit: (222) [system] ')'=')'
   Call: (222) [system] get_char((0x55fbb4538270), _738252)
   Exit: (222) [system] get_char((0x55fbb4538270), ')')
   Call: (222) [system] _716594=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_list(')', (0x55fbb4538270), [])
   Call: (221) [system] _5698=[['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (221) [system] [['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (220) [user] read_list(')', (0x55fbb4538270), [['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (220) [system] _5656=[['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (220) [system] [['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (219) [user] read_list(')', (0x55fbb4538270), [['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (219) [system] _5648=['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (219) [system] ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]=['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (218) [user] read_list(')', (0x55fbb4538270), ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Exit: (217) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Call: (217) [user] read_list(')', (0x55fbb4538270), _752134)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _753992)
   Exit: (219) [system] peek_char((0x55fbb4538270), ')')
   Call: (219) [system] ')'=(;)
   Fail: (219) [system] ')'=(;)
   Call: (219) [system] ')'=(/)
   Fail: (219) [system] ')'=(/)
^  Call: (219) [user] is_like_space(')')
   Call: (220) [system] char_type(')', 'white')
   Fail: (220) [system] char_type(')', 'white')
   Call: (220) [system] char_type(')', end_of_line)
   Fail: (220) [system] char_type(')', end_of_line)
   Call: (220) [system] char_type(')', space)
   Fail: (220) [system] char_type(')', space)
   Call: (220) [system] char_type(')', cntrl)
   Fail: (220) [system] char_type(')', cntrl)
^  Fail: (219) [user] is_like_space(')')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _770002)
   Exit: (218) [system] peek_char((0x55fbb4538270), ')')
   Call: (218) [system] ')'=')'
   Exit: (218) [system] ')'=')'
   Call: (218) [system] get_char((0x55fbb4538270), _773792)
   Exit: (218) [system] get_char((0x55fbb4538270), ')')
   Call: (218) [system] _752134=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_list(')', (0x55fbb4538270), [])
   Call: (217) [system] _5644=[['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (217) [system] [['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (216) [user] read_list(')', (0x55fbb4538270), [['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (216) [system] _5620=[['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (216) [system] [['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (215) [user] read_list(')', (0x55fbb4538270), [['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (215) [system] _5612=[:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (215) [system] [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (214) [user] read_list(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Exit: (213) [user] cont_sexpr(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Call: (213) [user] read_list(')', (0x55fbb4538270), _787674)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _789532)
   Exit: (215) [system] peek_char((0x55fbb4538270), '\n')
   Call: (215) [system] '\n'=(;)
   Fail: (215) [system] '\n'=(;)
   Call: (215) [system] '\n'=(/)
   Fail: (215) [system] '\n'=(/)
^  Call: (215) [user] is_like_space('\n')
   Call: (216) [system] char_type('\n', 'white')
   Fail: (216) [system] char_type('\n', 'white')
   Call: (216) [system] char_type('\n', end_of_line)
   Exit: (216) [system] char_type('\n', end_of_line)
^  Exit: (215) [user] is_like_space('\n')
   Call: (215) [system] get_char((0x55fbb4538270), _800982)
   Exit: (215) [system] get_char((0x55fbb4538270), '\n')
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _803686)
   Exit: (216) [system] peek_char((0x55fbb4538270), '\t')
   Call: (216) [system] '\t'=(;)
   Fail: (216) [system] '\t'=(;)
   Call: (216) [system] '\t'=(/)
   Fail: (216) [system] '\t'=(/)
^  Call: (216) [user] is_like_space('\t')
   Call: (217) [system] char_type('\t', 'white')
   Exit: (217) [system] char_type('\t', 'white')
^  Exit: (216) [user] is_like_space('\t')
   Call: (216) [system] get_char((0x55fbb4538270), _813280)
   Exit: (216) [system] get_char((0x55fbb4538270), '\t')
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _815984)
   Exit: (217) [system] peek_char((0x55fbb4538270), '\t')
   Call: (217) [system] '\t'=(;)
   Fail: (217) [system] '\t'=(;)
   Call: (217) [system] '\t'=(/)
   Fail: (217) [system] '\t'=(/)
^  Call: (217) [user] is_like_space('\t')
   Call: (218) [system] char_type('\t', 'white')
   Exit: (218) [system] char_type('\t', 'white')
^  Exit: (217) [user] is_like_space('\t')
   Call: (217) [system] get_char((0x55fbb4538270), _825578)
   Exit: (217) [system] get_char((0x55fbb4538270), '\t')
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _828282)
   Exit: (218) [system] peek_char((0x55fbb4538270), ' ')
   Call: (218) [system] ' '=(;)
   Fail: (218) [system] ' '=(;)
   Call: (218) [system] ' '=(/)
   Fail: (218) [system] ' '=(/)
^  Call: (218) [user] is_like_space(' ')
   Call: (219) [system] char_type(' ', 'white')
   Exit: (219) [system] char_type(' ', 'white')
^  Exit: (218) [user] is_like_space(' ')
   Call: (218) [system] get_char((0x55fbb4538270), _837876)
   Exit: (218) [system] get_char((0x55fbb4538270), ' ')
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _840580)
   Exit: (219) [system] peek_char((0x55fbb4538270), '(')
   Call: (219) [system] '('=(;)
   Fail: (219) [system] '('=(;)
   Call: (219) [system] '('=(/)
   Fail: (219) [system] '('=(/)
^  Call: (219) [user] is_like_space('(')
   Call: (220) [system] char_type('(', 'white')
   Fail: (220) [system] char_type('(', 'white')
   Call: (220) [system] char_type('(', end_of_line)
   Fail: (220) [system] char_type('(', end_of_line)
   Call: (220) [system] char_type('(', space)
   Fail: (220) [system] char_type('(', space)
   Call: (220) [system] char_type('(', cntrl)
   Fail: (220) [system] char_type('(', cntrl)
^  Fail: (219) [user] is_like_space('(')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _860286)
   Exit: (214) [system] peek_char((0x55fbb4538270), '(')
   Call: (214) [system] '('=')'
   Fail: (214) [system] '('=')'
   Call: (214) [system] '('=end_of_file
   Fail: (214) [system] '('=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55fbb4538270), _865856)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _867714)
   Exit: (216) [system] peek_char((0x55fbb4538270), '(')
   Call: (216) [system] '('=(;)
   Fail: (216) [system] '('=(;)
   Call: (216) [system] '('=(/)
   Fail: (216) [system] '('=(/)
^  Call: (216) [user] is_like_space('(')
   Call: (217) [system] char_type('(', 'white')
   Fail: (217) [system] char_type('(', 'white')
   Call: (217) [system] char_type('(', end_of_line)
   Fail: (217) [system] char_type('(', end_of_line)
   Call: (217) [system] char_type('(', space)
   Fail: (217) [system] char_type('(', space)
   Call: (217) [system] char_type('(', cntrl)
   Fail: (217) [system] char_type('(', cntrl)
^  Fail: (216) [user] is_like_space('(')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] get_char((0x55fbb4538270), _883724)
   Exit: (215) [system] get_char((0x55fbb4538270), '(')
   Call: (215) [system] '('='('
   Exit: (215) [system] '('='('
^  Call: (215) [user] read_list(')', (0x55fbb4538270), _865856)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _889294)
   Exit: (217) [system] peek_char((0x55fbb4538270), :)
   Call: (217) [system] (:)=(;)
   Fail: (217) [system] (:)=(;)
   Call: (217) [system] (:)=(/)
   Fail: (217) [system] (:)=(/)
^  Call: (217) [user] is_like_space(:)
   Call: (218) [system] char_type(:, 'white')
   Fail: (218) [system] char_type(:, 'white')
   Call: (218) [system] char_type(:, end_of_line)
   Fail: (218) [system] char_type(:, end_of_line)
   Call: (218) [system] char_type(:, space)
   Fail: (218) [system] char_type(:, space)
   Call: (218) [system] char_type(:, cntrl)
   Fail: (218) [system] char_type(:, cntrl)
^  Fail: (217) [user] is_like_space(:)
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _905304)
   Exit: (216) [system] peek_char((0x55fbb4538270), :)
   Call: (216) [system] (:)=')'
   Fail: (216) [system] (:)=')'
   Call: (216) [system] (:)=end_of_file
   Fail: (216) [system] (:)=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55fbb4538270), _910874)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _912732)
   Exit: (218) [system] peek_char((0x55fbb4538270), :)
   Call: (218) [system] (:)=(;)
   Fail: (218) [system] (:)=(;)
   Call: (218) [system] (:)=(/)
   Fail: (218) [system] (:)=(/)
^  Call: (218) [user] is_like_space(:)
   Call: (219) [system] char_type(:, 'white')
   Fail: (219) [system] char_type(:, 'white')
   Call: (219) [system] char_type(:, end_of_line)
   Fail: (219) [system] char_type(:, end_of_line)
   Call: (219) [system] char_type(:, space)
   Fail: (219) [system] char_type(:, space)
   Call: (219) [system] char_type(:, cntrl)
   Fail: (219) [system] char_type(:, cntrl)
^  Fail: (218) [user] is_like_space(:)
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] get_char((0x55fbb4538270), _928742)
   Exit: (217) [system] get_char((0x55fbb4538270), :)
   Call: (217) [system] (:)='('
   Fail: (217) [system] (:)='('
   Call: (217) [system] (:)='['
   Fail: (217) [system] (:)='['
   Call: (217) [system] (:)='{'
   Fail: (217) [system] (:)='{'
   Call: (217) [system] (:)='"'
   Fail: (217) [system] (:)='"'
   Call: (217) [system] (:)=!
   Fail: (217) [system] (:)=!
   Call: (217) [system] (:)='\''
   Fail: (217) [system] (:)='\''
   Call: (217) [system] (:)='`'
   Fail: (217) [system] (:)='`'
   Call: (217) [system] (:)=end_of_file
   Fail: (217) [system] (:)=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55fbb4538270), :, _910874)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _946384)
   Call: (219) [system] peek_char((0x55fbb4538270), _947318)
   Exit: (219) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (219) [user] is_delimiter(' ')
   Call: (220) [system] char_type(' ', space)
   Exit: (220) [system] char_type(' ', space)
^  Exit: (219) [user] is_delimiter(' ')
   Call: (219) [system] _946384=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (218) [user] classify_and_convert_charseq([:], _910874)
^  Call: (219) [user] classify_and_convert_charseq_([:], _956602)
^  Call: (221) [system] setup_call_cleanup('$notrace'(_957554, _957556), once(user:catch(read_from_chars([:], _956602), _957536, fail)), '$restore_trace'(_957554, _957556))
^  Call: (222) [system] sig_atomic(system:'$notrace'(_957554, _957556))
^  Exit: (221) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _957536, fail)), system:'$restore_trace'(3, -1))
   Call: (220) [system] atomic(:)
   Exit: (220) [system] atomic(:)
^  Exit: (219) [user] classify_and_convert_charseq_([:], :)
   Call: (219) [system] integer(:)
   Fail: (219) [system] integer(:)
   Call: (219) [system] _910874=(:)
   Exit: (219) [system] (:)=(:)
^  Exit: (218) [user] classify_and_convert_charseq([:], :)
^  Exit: (217) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (216) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (216) [user] read_list(')', (0x55fbb4538270), _969682)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _971540)
   Exit: (218) [system] peek_char((0x55fbb4538270), ' ')
   Call: (218) [system] ' '=(;)
   Fail: (218) [system] ' '=(;)
   Call: (218) [system] ' '=(/)
   Fail: (218) [system] ' '=(/)
^  Call: (218) [user] is_like_space(' ')
   Call: (219) [system] char_type(' ', 'white')
   Exit: (219) [system] char_type(' ', 'white')
^  Exit: (218) [user] is_like_space(' ')
   Call: (218) [system] get_char((0x55fbb4538270), _981134)
   Exit: (218) [system] get_char((0x55fbb4538270), ' ')
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _983838)
   Exit: (219) [system] peek_char((0x55fbb4538270), '(')
   Call: (219) [system] '('=(;)
   Fail: (219) [system] '('=(;)
   Call: (219) [system] '('=(/)
   Fail: (219) [system] '('=(/)
^  Call: (219) [user] is_like_space('(')
   Call: (220) [system] char_type('(', 'white')
   Fail: (220) [system] char_type('(', 'white')
   Call: (220) [system] char_type('(', end_of_line)
   Fail: (220) [system] char_type('(', end_of_line)
   Call: (220) [system] char_type('(', space)
   Fail: (220) [system] char_type('(', space)
   Call: (220) [system] char_type('(', cntrl)
   Fail: (220) [system] char_type('(', cntrl)
^  Fail: (219) [user] is_like_space('(')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1000772)
   Exit: (217) [system] peek_char((0x55fbb4538270), '(')
   Call: (217) [system] '('=')'
   Fail: (217) [system] '('=')'
   Call: (217) [system] '('=end_of_file
   Fail: (217) [system] '('=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55fbb4538270), _1006342)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _1008200)
   Exit: (219) [system] peek_char((0x55fbb4538270), '(')
   Call: (219) [system] '('=(;)
   Fail: (219) [system] '('=(;)
   Call: (219) [system] '('=(/)
   Fail: (219) [system] '('=(/)
^  Call: (219) [user] is_like_space('(')
   Call: (220) [system] char_type('(', 'white')
   Fail: (220) [system] char_type('(', 'white')
   Call: (220) [system] char_type('(', end_of_line)
   Fail: (220) [system] char_type('(', end_of_line)
   Call: (220) [system] char_type('(', space)
   Fail: (220) [system] char_type('(', space)
   Call: (220) [system] char_type('(', cntrl)
   Fail: (220) [system] char_type('(', cntrl)
^  Fail: (219) [user] is_like_space('(')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] get_char((0x55fbb4538270), _1024210)
   Exit: (218) [system] get_char((0x55fbb4538270), '(')
   Call: (218) [system] '('='('
   Exit: (218) [system] '('='('
^  Call: (218) [user] read_list(')', (0x55fbb4538270), _1006342)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _1029780)
   Exit: (220) [system] peek_char((0x55fbb4538270), 'D')
   Call: (220) [system] 'D'=(;)
   Fail: (220) [system] 'D'=(;)
   Call: (220) [system] 'D'=(/)
   Fail: (220) [system] 'D'=(/)
^  Call: (220) [user] is_like_space('D')
   Call: (221) [system] char_type('D', 'white')
   Fail: (221) [system] char_type('D', 'white')
   Call: (221) [system] char_type('D', end_of_line)
   Fail: (221) [system] char_type('D', end_of_line)
   Call: (221) [system] char_type('D', space)
   Fail: (221) [system] char_type('D', space)
   Call: (221) [system] char_type('D', cntrl)
   Fail: (221) [system] char_type('D', cntrl)
^  Fail: (220) [user] is_like_space('D')
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _1045790)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'D')
   Call: (219) [system] 'D'=')'
   Fail: (219) [system] 'D'=')'
   Call: (219) [system] 'D'=end_of_file
   Fail: (219) [system] 'D'=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55fbb4538270), _1051360)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _1053218)
   Exit: (221) [system] peek_char((0x55fbb4538270), 'D')
   Call: (221) [system] 'D'=(;)
   Fail: (221) [system] 'D'=(;)
   Call: (221) [system] 'D'=(/)
   Fail: (221) [system] 'D'=(/)
^  Call: (221) [user] is_like_space('D')
   Call: (222) [system] char_type('D', 'white')
   Fail: (222) [system] char_type('D', 'white')
   Call: (222) [system] char_type('D', end_of_line)
   Fail: (222) [system] char_type('D', end_of_line)
   Call: (222) [system] char_type('D', space)
   Fail: (222) [system] char_type('D', space)
   Call: (222) [system] char_type('D', cntrl)
   Fail: (222) [system] char_type('D', cntrl)
^  Fail: (221) [user] is_like_space('D')
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] get_char((0x55fbb4538270), _1069228)
   Exit: (220) [system] get_char((0x55fbb4538270), 'D')
   Call: (220) [system] 'D'='('
   Fail: (220) [system] 'D'='('
   Call: (220) [system] 'D'='['
   Fail: (220) [system] 'D'='['
   Call: (220) [system] 'D'='{'
   Fail: (220) [system] 'D'='{'
   Call: (220) [system] 'D'='"'
   Fail: (220) [system] 'D'='"'
   Call: (220) [system] 'D'=!
   Fail: (220) [system] 'D'=!
   Call: (220) [system] 'D'='\''
   Fail: (220) [system] 'D'='\''
   Call: (220) [system] 'D'='`'
   Fail: (220) [system] 'D'='`'
   Call: (220) [system] 'D'=end_of_file
   Fail: (220) [system] 'D'=end_of_file
^  Call: (220) [user] read_symbolic(')', (0x55fbb4538270), 'D', _1051360)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1086870)
   Call: (222) [system] peek_char((0x55fbb4538270), _1087804)
   Exit: (222) [system] peek_char((0x55fbb4538270), i)
^  Call: (222) [user] is_delimiter(i)
   Call: (223) [system] char_type(i, space)
   Fail: (223) [system] char_type(i, space)
   Call: (223) [system] arg(_1092524, v('(', ')', end_of_file), i)
   Fail: (223) [system] arg(_1093456, v('(', ')', end_of_file), i)
^  Fail: (222) [user] is_delimiter(i)
   Call: (222) [system] ')'==i
   Fail: (222) [system] ')'==i
   Call: (222) [system] get_char((0x55fbb4538270), i)
   Exit: (222) [system] get_char((0x55fbb4538270), i)
   Call: (222) [system] i=(\)
   Fail: (222) [system] i=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _1100806)
   Call: (223) [system] peek_char((0x55fbb4538270), _1101740)
   Exit: (223) [system] peek_char((0x55fbb4538270), s)
^  Call: (223) [user] is_delimiter(s)
   Call: (224) [system] char_type(s, space)
   Fail: (224) [system] char_type(s, space)
   Call: (224) [system] arg(_1106460, v('(', ')', end_of_file), s)
   Fail: (224) [system] arg(_1107392, v('(', ')', end_of_file), s)
^  Fail: (223) [user] is_delimiter(s)
   Call: (223) [system] ')'==s
   Fail: (223) [system] ')'==s
   Call: (223) [system] get_char((0x55fbb4538270), s)
   Exit: (223) [system] get_char((0x55fbb4538270), s)
   Call: (223) [system] s=(\)
   Fail: (223) [system] s=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _1114742)
   Call: (224) [system] peek_char((0x55fbb4538270), _1115676)
   Exit: (224) [system] peek_char((0x55fbb4538270), j)
^  Call: (224) [user] is_delimiter(j)
   Call: (225) [system] char_type(j, space)
   Fail: (225) [system] char_type(j, space)
   Call: (225) [system] arg(_1120396, v('(', ')', end_of_file), j)
   Fail: (225) [system] arg(_1121328, v('(', ')', end_of_file), j)
^  Fail: (224) [user] is_delimiter(j)
   Call: (224) [system] ')'==j
   Fail: (224) [system] ')'==j
   Call: (224) [system] get_char((0x55fbb4538270), j)
   Exit: (224) [system] get_char((0x55fbb4538270), j)
   Call: (224) [system] j=(\)
   Fail: (224) [system] j=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _1128678)
   Call: (225) [system] peek_char((0x55fbb4538270), _1129612)
   Exit: (225) [system] peek_char((0x55fbb4538270), u)
^  Call: (225) [user] is_delimiter(u)
   Call: (226) [system] char_type(u, space)
   Fail: (226) [system] char_type(u, space)
   Call: (226) [system] arg(_1134332, v('(', ')', end_of_file), u)
   Fail: (226) [system] arg(_1135264, v('(', ')', end_of_file), u)
^  Fail: (225) [user] is_delimiter(u)
   Call: (225) [system] ')'==u
   Fail: (225) [system] ')'==u
   Call: (225) [system] get_char((0x55fbb4538270), u)
   Exit: (225) [system] get_char((0x55fbb4538270), u)
   Call: (225) [system] u=(\)
   Fail: (225) [system] u=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _1142614)
   Call: (226) [system] peek_char((0x55fbb4538270), _1143548)
   Exit: (226) [system] peek_char((0x55fbb4538270), n)
^  Call: (226) [user] is_delimiter(n)
   Call: (227) [system] char_type(n, space)
   Fail: (227) [system] char_type(n, space)
   Call: (227) [system] arg(_1148268, v('(', ')', end_of_file), n)
   Fail: (227) [system] arg(_1149200, v('(', ')', end_of_file), n)
^  Fail: (226) [user] is_delimiter(n)
   Call: (226) [system] ')'==n
   Fail: (226) [system] ')'==n
   Call: (226) [system] get_char((0x55fbb4538270), n)
   Exit: (226) [system] get_char((0x55fbb4538270), n)
   Call: (226) [system] n=(\)
   Fail: (226) [system] n=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _1156550)
   Call: (227) [system] peek_char((0x55fbb4538270), _1157484)
   Exit: (227) [system] peek_char((0x55fbb4538270), c)
^  Call: (227) [user] is_delimiter(c)
   Call: (228) [system] char_type(c, space)
   Fail: (228) [system] char_type(c, space)
   Call: (228) [system] arg(_1162204, v('(', ')', end_of_file), c)
   Fail: (228) [system] arg(_1163136, v('(', ')', end_of_file), c)
^  Fail: (227) [user] is_delimiter(c)
   Call: (227) [system] ')'==c
   Fail: (227) [system] ')'==c
   Call: (227) [system] get_char((0x55fbb4538270), c)
   Exit: (227) [system] get_char((0x55fbb4538270), c)
   Call: (227) [system] c=(\)
   Fail: (227) [system] c=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _1170486)
   Call: (228) [system] peek_char((0x55fbb4538270), _1171420)
   Exit: (228) [system] peek_char((0x55fbb4538270), t)
^  Call: (228) [user] is_delimiter(t)
   Call: (229) [system] char_type(t, space)
   Fail: (229) [system] char_type(t, space)
   Call: (229) [system] arg(_1176140, v('(', ')', end_of_file), t)
   Fail: (229) [system] arg(_1177072, v('(', ')', end_of_file), t)
^  Fail: (228) [user] is_delimiter(t)
   Call: (228) [system] ')'==t
   Fail: (228) [system] ')'==t
   Call: (228) [system] get_char((0x55fbb4538270), t)
   Exit: (228) [system] get_char((0x55fbb4538270), t)
   Call: (228) [system] t=(\)
   Fail: (228) [system] t=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _1184422)
   Call: (229) [system] peek_char((0x55fbb4538270), _1185356)
   Exit: (229) [system] peek_char((0x55fbb4538270), i)
^  Call: (229) [user] is_delimiter(i)
   Call: (230) [system] char_type(i, space)
   Fail: (230) [system] char_type(i, space)
   Call: (230) [system] arg(_1190076, v('(', ')', end_of_file), i)
   Fail: (230) [system] arg(_1191008, v('(', ')', end_of_file), i)
^  Fail: (229) [user] is_delimiter(i)
   Call: (229) [system] ')'==i
   Fail: (229) [system] ')'==i
   Call: (229) [system] get_char((0x55fbb4538270), i)
   Exit: (229) [system] get_char((0x55fbb4538270), i)
   Call: (229) [system] i=(\)
   Fail: (229) [system] i=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _1198358)
   Call: (230) [system] peek_char((0x55fbb4538270), _1199292)
   Exit: (230) [system] peek_char((0x55fbb4538270), o)
^  Call: (230) [user] is_delimiter(o)
   Call: (231) [system] char_type(o, space)
   Fail: (231) [system] char_type(o, space)
   Call: (231) [system] arg(_1204012, v('(', ')', end_of_file), o)
   Fail: (231) [system] arg(_1204944, v('(', ')', end_of_file), o)
^  Fail: (230) [user] is_delimiter(o)
   Call: (230) [system] ')'==o
   Fail: (230) [system] ')'==o
   Call: (230) [system] get_char((0x55fbb4538270), o)
   Exit: (230) [system] get_char((0x55fbb4538270), o)
   Call: (230) [system] o=(\)
   Fail: (230) [system] o=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _1212294)
   Call: (231) [system] peek_char((0x55fbb4538270), _1213228)
   Exit: (231) [system] peek_char((0x55fbb4538270), n)
^  Call: (231) [user] is_delimiter(n)
   Call: (232) [system] char_type(n, space)
   Fail: (232) [system] char_type(n, space)
   Call: (232) [system] arg(_1217948, v('(', ')', end_of_file), n)
   Fail: (232) [system] arg(_1218880, v('(', ')', end_of_file), n)
^  Fail: (231) [user] is_delimiter(n)
   Call: (231) [system] ')'==n
   Fail: (231) [system] ')'==n
   Call: (231) [system] get_char((0x55fbb4538270), n)
   Exit: (231) [system] get_char((0x55fbb4538270), n)
   Call: (231) [system] n=(\)
   Fail: (231) [system] n=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _1226230)
   Call: (232) [system] peek_char((0x55fbb4538270), _1227164)
   Exit: (232) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (232) [user] is_delimiter('I')
   Call: (233) [system] char_type('I', space)
   Fail: (233) [system] char_type('I', space)
   Call: (233) [system] arg(_1231884, v('(', ')', end_of_file), 'I')
   Fail: (233) [system] arg(_1232816, v('(', ')', end_of_file), 'I')
^  Fail: (232) [user] is_delimiter('I')
   Call: (232) [system] ')'=='I'
   Fail: (232) [system] ')'=='I'
   Call: (232) [system] get_char((0x55fbb4538270), 'I')
   Exit: (232) [system] get_char((0x55fbb4538270), 'I')
   Call: (232) [system] 'I'=(\)
   Fail: (232) [system] 'I'=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _1240166)
   Call: (233) [system] peek_char((0x55fbb4538270), _1241100)
   Exit: (233) [system] peek_char((0x55fbb4538270), n)
^  Call: (233) [user] is_delimiter(n)
   Call: (234) [system] char_type(n, space)
   Fail: (234) [system] char_type(n, space)
   Call: (234) [system] arg(_1245820, v('(', ')', end_of_file), n)
   Fail: (234) [system] arg(_1246752, v('(', ')', end_of_file), n)
^  Fail: (233) [user] is_delimiter(n)
   Call: (233) [system] ')'==n
   Fail: (233) [system] ')'==n
   Call: (233) [system] get_char((0x55fbb4538270), n)
   Exit: (233) [system] get_char((0x55fbb4538270), n)
   Call: (233) [system] n=(\)
   Fail: (233) [system] n=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _1254102)
   Call: (234) [system] peek_char((0x55fbb4538270), _1255036)
   Exit: (234) [system] peek_char((0x55fbb4538270), t)
^  Call: (234) [user] is_delimiter(t)
   Call: (235) [system] char_type(t, space)
   Fail: (235) [system] char_type(t, space)
   Call: (235) [system] arg(_1259756, v('(', ')', end_of_file), t)
   Fail: (235) [system] arg(_1260688, v('(', ')', end_of_file), t)
^  Fail: (234) [user] is_delimiter(t)
   Call: (234) [system] ')'==t
   Fail: (234) [system] ')'==t
   Call: (234) [system] get_char((0x55fbb4538270), t)
   Exit: (234) [system] get_char((0x55fbb4538270), t)
   Call: (234) [system] t=(\)
   Fail: (234) [system] t=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _1268038)
   Call: (235) [system] peek_char((0x55fbb4538270), _1268972)
   Exit: (235) [system] peek_char((0x55fbb4538270), r)
^  Call: (235) [user] is_delimiter(r)
   Call: (236) [system] char_type(r, space)
   Fail: (236) [system] char_type(r, space)
   Call: (236) [system] arg(_1273692, v('(', ')', end_of_file), r)
   Fail: (236) [system] arg(_1274624, v('(', ')', end_of_file), r)
^  Fail: (235) [user] is_delimiter(r)
   Call: (235) [system] ')'==r
   Fail: (235) [system] ')'==r
   Call: (235) [system] get_char((0x55fbb4538270), r)
   Exit: (235) [system] get_char((0x55fbb4538270), r)
   Call: (235) [system] r=(\)
   Fail: (235) [system] r=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), _1281974)
   Call: (236) [system] peek_char((0x55fbb4538270), _1282908)
   Exit: (236) [system] peek_char((0x55fbb4538270), o)
^  Call: (236) [user] is_delimiter(o)
   Call: (237) [system] char_type(o, space)
   Fail: (237) [system] char_type(o, space)
   Call: (237) [system] arg(_1287628, v('(', ')', end_of_file), o)
   Fail: (237) [system] arg(_1288560, v('(', ')', end_of_file), o)
^  Fail: (236) [user] is_delimiter(o)
   Call: (236) [system] ')'==o
   Fail: (236) [system] ')'==o
   Call: (236) [system] get_char((0x55fbb4538270), o)
   Exit: (236) [system] get_char((0x55fbb4538270), o)
   Call: (236) [system] o=(\)
   Fail: (236) [system] o=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), _1295910)
   Call: (237) [system] peek_char((0x55fbb4538270), _1296844)
   Exit: (237) [system] peek_char((0x55fbb4538270), d)
^  Call: (237) [user] is_delimiter(d)
   Call: (238) [system] char_type(d, space)
   Fail: (238) [system] char_type(d, space)
   Call: (238) [system] arg(_1301564, v('(', ')', end_of_file), d)
   Fail: (238) [system] arg(_1302496, v('(', ')', end_of_file), d)
^  Fail: (237) [user] is_delimiter(d)
   Call: (237) [system] ')'==d
   Fail: (237) [system] ')'==d
   Call: (237) [system] get_char((0x55fbb4538270), d)
   Exit: (237) [system] get_char((0x55fbb4538270), d)
   Call: (237) [system] d=(\)
   Fail: (237) [system] d=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), _1309846)
   Call: (238) [system] peek_char((0x55fbb4538270), _1310780)
   Exit: (238) [system] peek_char((0x55fbb4538270), u)
^  Call: (238) [user] is_delimiter(u)
   Call: (239) [system] char_type(u, space)
   Fail: (239) [system] char_type(u, space)
   Call: (239) [system] arg(_1315500, v('(', ')', end_of_file), u)
   Fail: (239) [system] arg(_1316432, v('(', ')', end_of_file), u)
^  Fail: (238) [user] is_delimiter(u)
   Call: (238) [system] ')'==u
   Fail: (238) [system] ')'==u
   Call: (238) [system] get_char((0x55fbb4538270), u)
   Exit: (238) [system] get_char((0x55fbb4538270), u)
   Call: (238) [system] u=(\)
   Fail: (238) [system] u=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), _1323782)
   Call: (239) [system] peek_char((0x55fbb4538270), _1324716)
   Exit: (239) [system] peek_char((0x55fbb4538270), c)
^  Call: (239) [user] is_delimiter(c)
   Call: (240) [system] char_type(c, space)
   Fail: (240) [system] char_type(c, space)
   Call: (240) [system] arg(_1329436, v('(', ')', end_of_file), c)
   Fail: (240) [system] arg(_1330368, v('(', ')', end_of_file), c)
^  Fail: (239) [user] is_delimiter(c)
   Call: (239) [system] ')'==c
   Fail: (239) [system] ')'==c
   Call: (239) [system] get_char((0x55fbb4538270), c)
   Exit: (239) [system] get_char((0x55fbb4538270), c)
   Call: (239) [system] c=(\)
   Fail: (239) [system] c=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55fbb4538270), _1337718)
   Call: (240) [system] peek_char((0x55fbb4538270), _1338652)
   Exit: (240) [system] peek_char((0x55fbb4538270), t)
^  Call: (240) [user] is_delimiter(t)
   Call: (241) [system] char_type(t, space)
   Fail: (241) [system] char_type(t, space)
   Call: (241) [system] arg(_1343372, v('(', ')', end_of_file), t)
   Fail: (241) [system] arg(_1344304, v('(', ')', end_of_file), t)
^  Fail: (240) [user] is_delimiter(t)
   Call: (240) [system] ')'==t
   Fail: (240) [system] ')'==t
   Call: (240) [system] get_char((0x55fbb4538270), t)
   Exit: (240) [system] get_char((0x55fbb4538270), t)
   Call: (240) [system] t=(\)
   Fail: (240) [system] t=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55fbb4538270), _1351654)
   Call: (241) [system] peek_char((0x55fbb4538270), _1352588)
   Exit: (241) [system] peek_char((0x55fbb4538270), i)
^  Call: (241) [user] is_delimiter(i)
   Call: (242) [system] char_type(i, space)
   Fail: (242) [system] char_type(i, space)
   Call: (242) [system] arg(_1357308, v('(', ')', end_of_file), i)
   Fail: (242) [system] arg(_1358240, v('(', ')', end_of_file), i)
^  Fail: (241) [user] is_delimiter(i)
   Call: (241) [system] ')'==i
   Fail: (241) [system] ')'==i
   Call: (241) [system] get_char((0x55fbb4538270), i)
   Exit: (241) [system] get_char((0x55fbb4538270), i)
   Call: (241) [system] i=(\)
   Fail: (241) [system] i=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55fbb4538270), _1365590)
   Call: (242) [system] peek_char((0x55fbb4538270), _1366524)
   Exit: (242) [system] peek_char((0x55fbb4538270), o)
^  Call: (242) [user] is_delimiter(o)
   Call: (243) [system] char_type(o, space)
   Fail: (243) [system] char_type(o, space)
   Call: (243) [system] arg(_1371244, v('(', ')', end_of_file), o)
   Fail: (243) [system] arg(_1372176, v('(', ')', end_of_file), o)
^  Fail: (242) [user] is_delimiter(o)
   Call: (242) [system] ')'==o
   Fail: (242) [system] ')'==o
   Call: (242) [system] get_char((0x55fbb4538270), o)
   Exit: (242) [system] get_char((0x55fbb4538270), o)
   Call: (242) [system] o=(\)
   Fail: (242) [system] o=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55fbb4538270), _1379526)
   Call: (243) [system] peek_char((0x55fbb4538270), _1380460)
   Exit: (243) [system] peek_char((0x55fbb4538270), n)
^  Call: (243) [user] is_delimiter(n)
   Call: (244) [system] char_type(n, space)
   Fail: (244) [system] char_type(n, space)
   Call: (244) [system] arg(_1385180, v('(', ')', end_of_file), n)
   Fail: (244) [system] arg(_1386112, v('(', ')', end_of_file), n)
^  Fail: (243) [user] is_delimiter(n)
   Call: (243) [system] ')'==n
   Fail: (243) [system] ')'==n
   Call: (243) [system] get_char((0x55fbb4538270), n)
   Exit: (243) [system] get_char((0x55fbb4538270), n)
   Call: (243) [system] n=(\)
   Fail: (243) [system] n=(\)
^  Call: (243) [user] read_symbolic_cont(')', (0x55fbb4538270), _1393462)
   Call: (244) [system] peek_char((0x55fbb4538270), _1394396)
   Exit: (244) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (244) [user] is_delimiter(' ')
   Call: (245) [system] char_type(' ', space)
   Exit: (245) [system] char_type(' ', space)
^  Exit: (244) [user] is_delimiter(' ')
   Call: (244) [system] _1393462=[]
   Exit: (244) [system] []=[]
^  Exit: (243) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (243) [system] _1379526=[n]
   Exit: (243) [system] [n]=[n]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (242) [system] _1365590=[o, n]
   Exit: (242) [system] [o, n]=[o, n]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (241) [system] _1351654=[i, o, n]
   Exit: (241) [system] [i, o, n]=[i, o, n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (240) [system] _1337718=[t, i, o, n]
   Exit: (240) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (239) [system] _1323782=[c, t, i, o, n]
   Exit: (239) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (238) [system] _1309846=[u, c, t, i, o, n]
   Exit: (238) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (237) [system] _1295910=[d, u, c, t, i, o, n]
   Exit: (237) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (236) [system] _1281974=[o, d, u, c, t, i, o, n]
   Exit: (236) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (235) [system] _1268038=[r, o, d, u, c, t, i, o, n]
   Exit: (235) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (234) [system] _1254102=[t, r, o, d, u, c, t, i, o, n]
   Exit: (234) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (233) [system] _1240166=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (233) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (232) [system] _1226230=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (231) [system] _1212294=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _1198358=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _1184422=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _1170486=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _1156550=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _1142614=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _1128678=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _1114742=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _1100806=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _1086870=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (221) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1051360)
^  Call: (222) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1465148)
^  Call: (224) [system] setup_call_cleanup('$notrace'(_1466100, _1466102), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1465148), _1466082, fail)), '$restore_trace'(_1466100, _1466102))
^  Call: (225) [system] sig_atomic(system:'$notrace'(_1466100, _1466102))
^  Exit: (224) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1465148), _1466082, fail)), system:'$restore_trace'(3, -1))
   Call: (223) [system] atomic(_1465148)
   Fail: (223) [system] atomic(_1465148)
   Call: (223) [system] atom_chars(_1465148, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (223) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (222) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
   Call: (222) [system] integer('DisjunctionIntroduction')
   Fail: (222) [system] integer('DisjunctionIntroduction')
   Call: (222) [system] _1051360='DisjunctionIntroduction'
   Exit: (222) [system] 'DisjunctionIntroduction'='DisjunctionIntroduction'
^  Exit: (221) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (220) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'DisjunctionIntroduction')
^  Exit: (219) [user] cont_sexpr(')', (0x55fbb4538270), 'DisjunctionIntroduction')
^  Call: (219) [user] read_list(')', (0x55fbb4538270), _1480098)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _1481956)
   Exit: (221) [system] peek_char((0x55fbb4538270), ' ')
   Call: (221) [system] ' '=(;)
   Fail: (221) [system] ' '=(;)
   Call: (221) [system] ' '=(/)
   Fail: (221) [system] ' '=(/)
^  Call: (221) [user] is_like_space(' ')
   Call: (222) [system] char_type(' ', 'white')
   Exit: (222) [system] char_type(' ', 'white')
^  Exit: (221) [user] is_like_space(' ')
   Call: (221) [system] get_char((0x55fbb4538270), _1491550)
   Exit: (221) [system] get_char((0x55fbb4538270), ' ')
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _1494254)
   Exit: (222) [system] peek_char((0x55fbb4538270), c)
   Call: (222) [system] c=(;)
   Fail: (222) [system] c=(;)
   Call: (222) [system] c=(/)
   Fail: (222) [system] c=(/)
^  Call: (222) [user] is_like_space(c)
   Call: (223) [system] char_type(c, 'white')
   Fail: (223) [system] char_type(c, 'white')
   Call: (223) [system] char_type(c, end_of_line)
   Fail: (223) [system] char_type(c, end_of_line)
   Call: (223) [system] char_type(c, space)
   Fail: (223) [system] char_type(c, space)
   Call: (223) [system] char_type(c, cntrl)
   Fail: (223) [system] char_type(c, cntrl)
^  Fail: (222) [user] is_like_space(c)
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _1511188)
   Exit: (220) [system] peek_char((0x55fbb4538270), c)
   Call: (220) [system] c=')'
   Fail: (220) [system] c=')'
   Call: (220) [system] c=end_of_file
   Fail: (220) [system] c=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55fbb4538270), _1516758)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _1518616)
   Exit: (222) [system] peek_char((0x55fbb4538270), c)
   Call: (222) [system] c=(;)
   Fail: (222) [system] c=(;)
   Call: (222) [system] c=(/)
   Fail: (222) [system] c=(/)
^  Call: (222) [user] is_like_space(c)
   Call: (223) [system] char_type(c, 'white')
   Fail: (223) [system] char_type(c, 'white')
   Call: (223) [system] char_type(c, end_of_line)
   Fail: (223) [system] char_type(c, end_of_line)
   Call: (223) [system] char_type(c, space)
   Fail: (223) [system] char_type(c, space)
   Call: (223) [system] char_type(c, cntrl)
   Fail: (223) [system] char_type(c, cntrl)
^  Fail: (222) [user] is_like_space(c)
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] get_char((0x55fbb4538270), _1534626)
   Exit: (221) [system] get_char((0x55fbb4538270), c)
   Call: (221) [system] c='('
   Fail: (221) [system] c='('
   Call: (221) [system] c='['
   Fail: (221) [system] c='['
   Call: (221) [system] c='{'
   Fail: (221) [system] c='{'
   Call: (221) [system] c='"'
   Fail: (221) [system] c='"'
   Call: (221) [system] c=!
   Fail: (221) [system] c=!
   Call: (221) [system] c='\''
   Fail: (221) [system] c='\''
   Call: (221) [system] c='`'
   Fail: (221) [system] c='`'
   Call: (221) [system] c=end_of_file
   Fail: (221) [system] c=end_of_file
^  Call: (221) [user] read_symbolic(')', (0x55fbb4538270), c, _1516758)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _1552268)
   Call: (223) [system] peek_char((0x55fbb4538270), _1553202)
   Exit: (223) [system] peek_char((0x55fbb4538270), d)
^  Call: (223) [user] is_delimiter(d)
   Call: (224) [system] char_type(d, space)
   Fail: (224) [system] char_type(d, space)
   Call: (224) [system] arg(_1557922, v('(', ')', end_of_file), d)
   Fail: (224) [system] arg(_1558854, v('(', ')', end_of_file), d)
^  Fail: (223) [user] is_delimiter(d)
   Call: (223) [system] ')'==d
   Fail: (223) [system] ')'==d
   Call: (223) [system] get_char((0x55fbb4538270), d)
   Exit: (223) [system] get_char((0x55fbb4538270), d)
   Call: (223) [system] d=(\)
   Fail: (223) [system] d=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _1566204)
   Call: (224) [system] peek_char((0x55fbb4538270), _1567138)
   Exit: (224) [system] peek_char((0x55fbb4538270), e)
^  Call: (224) [user] is_delimiter(e)
   Call: (225) [system] char_type(e, space)
   Fail: (225) [system] char_type(e, space)
   Call: (225) [system] arg(_1571858, v('(', ')', end_of_file), e)
   Fail: (225) [system] arg(_1572790, v('(', ')', end_of_file), e)
^  Fail: (224) [user] is_delimiter(e)
   Call: (224) [system] ')'==e
   Fail: (224) [system] ')'==e
   Call: (224) [system] get_char((0x55fbb4538270), e)
   Exit: (224) [system] get_char((0x55fbb4538270), e)
   Call: (224) [system] e=(\)
   Fail: (224) [system] e=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _1580140)
   Call: (225) [system] peek_char((0x55fbb4538270), _1581074)
   Exit: (225) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (225) [user] is_delimiter(' ')
   Call: (226) [system] char_type(' ', space)
   Exit: (226) [system] char_type(' ', space)
^  Exit: (225) [user] is_delimiter(' ')
   Call: (225) [system] _1580140=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (224) [system] _1566204=[e]
   Exit: (224) [system] [e]=[e]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (223) [system] _1552268=[d, e]
   Exit: (223) [system] [d, e]=[d, e]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, e])
^  Call: (222) [user] classify_and_convert_charseq([c, d, e], _1516758)
^  Call: (223) [user] classify_and_convert_charseq_([c, d, e], _1595946)
^  Call: (225) [system] setup_call_cleanup('$notrace'(_1596898, _1596900), once(user:catch(read_from_chars([c, d, e], _1595946), _1596880, fail)), '$restore_trace'(_1596898, _1596900))
^  Call: (226) [system] sig_atomic(system:'$notrace'(_1596898, _1596900))
^  Exit: (225) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _1596880, fail)), system:'$restore_trace'(3, -1))
   Call: (224) [system] atomic(cde)
   Exit: (224) [system] atomic(cde)
^  Exit: (223) [user] classify_and_convert_charseq_([c, d, e], cde)
   Call: (223) [system] integer(cde)
   Fail: (223) [system] integer(cde)
   Call: (223) [system] _1516758=cde
   Exit: (223) [system] cde=cde
^  Exit: (222) [user] classify_and_convert_charseq([c, d, e], cde)
^  Exit: (221) [user] read_symbolic(')', (0x55fbb4538270), c, cde)
^  Exit: (220) [user] cont_sexpr(')', (0x55fbb4538270), cde)
^  Call: (220) [user] read_list(')', (0x55fbb4538270), _1609026)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _1610884)
   Exit: (222) [system] peek_char((0x55fbb4538270), ' ')
   Call: (222) [system] ' '=(;)
   Fail: (222) [system] ' '=(;)
   Call: (222) [system] ' '=(/)
   Fail: (222) [system] ' '=(/)
^  Call: (222) [user] is_like_space(' ')
   Call: (223) [system] char_type(' ', 'white')
   Exit: (223) [system] char_type(' ', 'white')
^  Exit: (222) [user] is_like_space(' ')
   Call: (222) [system] get_char((0x55fbb4538270), _1620478)
   Exit: (222) [system] get_char((0x55fbb4538270), ' ')
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _1623182)
   Exit: (223) [system] peek_char((0x55fbb4538270), c)
   Call: (223) [system] c=(;)
   Fail: (223) [system] c=(;)
   Call: (223) [system] c=(/)
   Fail: (223) [system] c=(/)
^  Call: (223) [user] is_like_space(c)
   Call: (224) [system] char_type(c, 'white')
   Fail: (224) [system] char_type(c, 'white')
   Call: (224) [system] char_type(c, end_of_line)
   Fail: (224) [system] char_type(c, end_of_line)
   Call: (224) [system] char_type(c, space)
   Fail: (224) [system] char_type(c, space)
   Call: (224) [system] char_type(c, cntrl)
   Fail: (224) [system] char_type(c, cntrl)
^  Fail: (223) [user] is_like_space(c)
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _1640116)
   Exit: (221) [system] peek_char((0x55fbb4538270), c)
   Call: (221) [system] c=')'
   Fail: (221) [system] c=')'
   Call: (221) [system] c=end_of_file
   Fail: (221) [system] c=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55fbb4538270), _1645686)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _1647544)
   Exit: (223) [system] peek_char((0x55fbb4538270), c)
   Call: (223) [system] c=(;)
   Fail: (223) [system] c=(;)
   Call: (223) [system] c=(/)
   Fail: (223) [system] c=(/)
^  Call: (223) [user] is_like_space(c)
   Call: (224) [system] char_type(c, 'white')
   Fail: (224) [system] char_type(c, 'white')
   Call: (224) [system] char_type(c, end_of_line)
   Fail: (224) [system] char_type(c, end_of_line)
   Call: (224) [system] char_type(c, space)
   Fail: (224) [system] char_type(c, space)
   Call: (224) [system] char_type(c, cntrl)
   Fail: (224) [system] char_type(c, cntrl)
^  Fail: (223) [user] is_like_space(c)
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] get_char((0x55fbb4538270), _1663554)
   Exit: (222) [system] get_char((0x55fbb4538270), c)
   Call: (222) [system] c='('
   Fail: (222) [system] c='('
   Call: (222) [system] c='['
   Fail: (222) [system] c='['
   Call: (222) [system] c='{'
   Fail: (222) [system] c='{'
   Call: (222) [system] c='"'
   Fail: (222) [system] c='"'
   Call: (222) [system] c=!
   Fail: (222) [system] c=!
   Call: (222) [system] c='\''
   Fail: (222) [system] c='\''
   Call: (222) [system] c='`'
   Fail: (222) [system] c='`'
   Call: (222) [system] c=end_of_file
   Fail: (222) [system] c=end_of_file
^  Call: (222) [user] read_symbolic(')', (0x55fbb4538270), c, _1645686)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _1681196)
   Call: (224) [system] peek_char((0x55fbb4538270), _1682130)
   Exit: (224) [system] peek_char((0x55fbb4538270), d)
^  Call: (224) [user] is_delimiter(d)
   Call: (225) [system] char_type(d, space)
   Fail: (225) [system] char_type(d, space)
   Call: (225) [system] arg(_1686850, v('(', ')', end_of_file), d)
   Fail: (225) [system] arg(_1687782, v('(', ')', end_of_file), d)
^  Fail: (224) [user] is_delimiter(d)
   Call: (224) [system] ')'==d
   Fail: (224) [system] ')'==d
   Call: (224) [system] get_char((0x55fbb4538270), d)
   Exit: (224) [system] get_char((0x55fbb4538270), d)
   Call: (224) [system] d=(\)
   Fail: (224) [system] d=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _1695132)
   Call: (225) [system] peek_char((0x55fbb4538270), _1696066)
   Exit: (225) [system] peek_char((0x55fbb4538270), e)
^  Call: (225) [user] is_delimiter(e)
   Call: (226) [system] char_type(e, space)
   Fail: (226) [system] char_type(e, space)
   Call: (226) [system] arg(_1700786, v('(', ')', end_of_file), e)
   Fail: (226) [system] arg(_1701718, v('(', ')', end_of_file), e)
^  Fail: (225) [user] is_delimiter(e)
   Call: (225) [system] ')'==e
   Fail: (225) [system] ')'==e
   Call: (225) [system] get_char((0x55fbb4538270), e)
   Exit: (225) [system] get_char((0x55fbb4538270), e)
   Call: (225) [system] e=(\)
   Fail: (225) [system] e=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _1709068)
   Call: (226) [system] peek_char((0x55fbb4538270), _1710002)
   Exit: (226) [system] peek_char((0x55fbb4538270), ')')
^  Call: (226) [user] is_delimiter(')')
   Call: (227) [system] char_type(')', space)
   Fail: (227) [system] char_type(')', space)
   Call: (227) [system] arg(_1714722, v('(', ')', end_of_file), ')')
   Exit: (227) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (226) [user] is_delimiter(')')
   Call: (226) [system] _1709068=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (225) [system] _1695132=[e]
   Exit: (225) [system] [e]=[e]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (224) [system] _1681196=[d, e]
   Exit: (224) [system] [d, e]=[d, e]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, e])
^  Call: (223) [user] classify_and_convert_charseq([c, d, e], _1645686)
^  Call: (224) [user] classify_and_convert_charseq_([c, d, e], _1726746)
^  Call: (226) [system] setup_call_cleanup('$notrace'(_1727698, _1727700), once(user:catch(read_from_chars([c, d, e], _1726746), _1727680, fail)), '$restore_trace'(_1727698, _1727700))
^  Call: (227) [system] sig_atomic(system:'$notrace'(_1727698, _1727700))
^  Exit: (226) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _1727680, fail)), system:'$restore_trace'(3, -1))
   Call: (225) [system] atomic(cde)
   Exit: (225) [system] atomic(cde)
^  Exit: (224) [user] classify_and_convert_charseq_([c, d, e], cde)
   Call: (224) [system] integer(cde)
   Fail: (224) [system] integer(cde)
   Call: (224) [system] _1645686=cde
   Exit: (224) [system] cde=cde
^  Exit: (223) [user] classify_and_convert_charseq([c, d, e], cde)
^  Exit: (222) [user] read_symbolic(')', (0x55fbb4538270), c, cde)
^  Exit: (221) [user] cont_sexpr(')', (0x55fbb4538270), cde)
^  Call: (221) [user] read_list(')', (0x55fbb4538270), _1739826)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _1741684)
   Exit: (223) [system] peek_char((0x55fbb4538270), ')')
   Call: (223) [system] ')'=(;)
   Fail: (223) [system] ')'=(;)
   Call: (223) [system] ')'=(/)
   Fail: (223) [system] ')'=(/)
^  Call: (223) [user] is_like_space(')')
   Call: (224) [system] char_type(')', 'white')
   Fail: (224) [system] char_type(')', 'white')
   Call: (224) [system] char_type(')', end_of_line)
   Fail: (224) [system] char_type(')', end_of_line)
   Call: (224) [system] char_type(')', space)
   Fail: (224) [system] char_type(')', space)
   Call: (224) [system] char_type(')', cntrl)
   Fail: (224) [system] char_type(')', cntrl)
^  Fail: (223) [user] is_like_space(')')
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _1757694)
   Exit: (222) [system] peek_char((0x55fbb4538270), ')')
   Call: (222) [system] ')'=')'
   Exit: (222) [system] ')'=')'
   Call: (222) [system] get_char((0x55fbb4538270), _1761484)
   Exit: (222) [system] get_char((0x55fbb4538270), ')')
   Call: (222) [system] _1739826=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_list(')', (0x55fbb4538270), [])
   Call: (221) [system] _1609026=[cde]
   Exit: (221) [system] [cde]=[cde]
^  Exit: (220) [user] read_list(')', (0x55fbb4538270), [cde])
   Call: (220) [system] _1480098=[cde, cde]
   Exit: (220) [system] [cde, cde]=[cde, cde]
^  Exit: (219) [user] read_list(')', (0x55fbb4538270), [cde, cde])
   Call: (219) [system] _1006342=['DisjunctionIntroduction', cde, cde]
   Exit: (219) [system] ['DisjunctionIntroduction', cde, cde]=['DisjunctionIntroduction', cde, cde]
^  Exit: (218) [user] read_list(')', (0x55fbb4538270), ['DisjunctionIntroduction', cde, cde])
^  Exit: (217) [user] cont_sexpr(')', (0x55fbb4538270), ['DisjunctionIntroduction', cde, cde])
^  Call: (217) [user] read_list(')', (0x55fbb4538270), _1775366)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _1777224)
   Exit: (219) [system] peek_char((0x55fbb4538270), ' ')
   Call: (219) [system] ' '=(;)
   Fail: (219) [system] ' '=(;)
   Call: (219) [system] ' '=(/)
   Fail: (219) [system] ' '=(/)
^  Call: (219) [user] is_like_space(' ')
   Call: (220) [system] char_type(' ', 'white')
   Exit: (220) [system] char_type(' ', 'white')
^  Exit: (219) [user] is_like_space(' ')
   Call: (219) [system] get_char((0x55fbb4538270), _1786818)
   Exit: (219) [system] get_char((0x55fbb4538270), ' ')
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _1789522)
   Exit: (220) [system] peek_char((0x55fbb4538270), '(')
   Call: (220) [system] '('=(;)
   Fail: (220) [system] '('=(;)
   Call: (220) [system] '('=(/)
   Fail: (220) [system] '('=(/)
^  Call: (220) [user] is_like_space('(')
   Call: (221) [system] char_type('(', 'white')
   Fail: (221) [system] char_type('(', 'white')
   Call: (221) [system] char_type('(', end_of_line)
   Fail: (221) [system] char_type('(', end_of_line)
   Call: (221) [system] char_type('(', space)
   Fail: (221) [system] char_type('(', space)
   Call: (221) [system] char_type('(', cntrl)
   Fail: (221) [system] char_type('(', cntrl)
^  Fail: (220) [user] is_like_space('(')
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1806456)
   Exit: (218) [system] peek_char((0x55fbb4538270), '(')
   Call: (218) [system] '('=')'
   Fail: (218) [system] '('=')'
   Call: (218) [system] '('=end_of_file
   Fail: (218) [system] '('=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55fbb4538270), _1812026)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _1813884)
   Exit: (220) [system] peek_char((0x55fbb4538270), '(')
   Call: (220) [system] '('=(;)
   Fail: (220) [system] '('=(;)
   Call: (220) [system] '('=(/)
   Fail: (220) [system] '('=(/)
^  Call: (220) [user] is_like_space('(')
   Call: (221) [system] char_type('(', 'white')
   Fail: (221) [system] char_type('(', 'white')
   Call: (221) [system] char_type('(', end_of_line)
   Fail: (221) [system] char_type('(', end_of_line)
   Call: (221) [system] char_type('(', space)
   Fail: (221) [system] char_type('(', space)
   Call: (221) [system] char_type('(', cntrl)
   Fail: (221) [system] char_type('(', cntrl)
^  Fail: (220) [user] is_like_space('(')
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] get_char((0x55fbb4538270), _1829894)
   Exit: (219) [system] get_char((0x55fbb4538270), '(')
   Call: (219) [system] '('='('
   Exit: (219) [system] '('='('
^  Call: (219) [user] read_list(')', (0x55fbb4538270), _1812026)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _1835464)
   Exit: (221) [system] peek_char((0x55fbb4538270), 'O')
   Call: (221) [system] 'O'=(;)
   Fail: (221) [system] 'O'=(;)
   Call: (221) [system] 'O'=(/)
   Fail: (221) [system] 'O'=(/)
^  Call: (221) [user] is_like_space('O')
   Call: (222) [system] char_type('O', 'white')
   Fail: (222) [system] char_type('O', 'white')
   Call: (222) [system] char_type('O', end_of_line)
   Fail: (222) [system] char_type('O', end_of_line)
   Call: (222) [system] char_type('O', space)
   Fail: (222) [system] char_type('O', space)
   Call: (222) [system] char_type('O', cntrl)
   Fail: (222) [system] char_type('O', cntrl)
^  Fail: (221) [user] is_like_space('O')
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _1851474)
   Exit: (220) [system] peek_char((0x55fbb4538270), 'O')
   Call: (220) [system] 'O'=')'
   Fail: (220) [system] 'O'=')'
   Call: (220) [system] 'O'=end_of_file
   Fail: (220) [system] 'O'=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55fbb4538270), _1857044)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _1858902)
   Exit: (222) [system] peek_char((0x55fbb4538270), 'O')
   Call: (222) [system] 'O'=(;)
   Fail: (222) [system] 'O'=(;)
   Call: (222) [system] 'O'=(/)
   Fail: (222) [system] 'O'=(/)
^  Call: (222) [user] is_like_space('O')
   Call: (223) [system] char_type('O', 'white')
   Fail: (223) [system] char_type('O', 'white')
   Call: (223) [system] char_type('O', end_of_line)
   Fail: (223) [system] char_type('O', end_of_line)
   Call: (223) [system] char_type('O', space)
   Fail: (223) [system] char_type('O', space)
   Call: (223) [system] char_type('O', cntrl)
   Fail: (223) [system] char_type('O', cntrl)
^  Fail: (222) [user] is_like_space('O')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] get_char((0x55fbb4538270), _1874912)
   Exit: (221) [system] get_char((0x55fbb4538270), 'O')
   Call: (221) [system] 'O'='('
   Fail: (221) [system] 'O'='('
   Call: (221) [system] 'O'='['
   Fail: (221) [system] 'O'='['
   Call: (221) [system] 'O'='{'
   Fail: (221) [system] 'O'='{'
   Call: (221) [system] 'O'='"'
   Fail: (221) [system] 'O'='"'
   Call: (221) [system] 'O'=!
   Fail: (221) [system] 'O'=!
   Call: (221) [system] 'O'='\''
   Fail: (221) [system] 'O'='\''
   Call: (221) [system] 'O'='`'
   Fail: (221) [system] 'O'='`'
   Call: (221) [system] 'O'=end_of_file
   Fail: (221) [system] 'O'=end_of_file
^  Call: (221) [user] read_symbolic(')', (0x55fbb4538270), 'O', _1857044)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _1892554)
   Call: (223) [system] peek_char((0x55fbb4538270), _1893488)
   Exit: (223) [system] peek_char((0x55fbb4538270), r)
^  Call: (223) [user] is_delimiter(r)
   Call: (224) [system] char_type(r, space)
   Fail: (224) [system] char_type(r, space)
   Call: (224) [system] arg(_1898208, v('(', ')', end_of_file), r)
   Fail: (224) [system] arg(_1899140, v('(', ')', end_of_file), r)
^  Fail: (223) [user] is_delimiter(r)
   Call: (223) [system] ')'==r
   Fail: (223) [system] ')'==r
   Call: (223) [system] get_char((0x55fbb4538270), r)
   Exit: (223) [system] get_char((0x55fbb4538270), r)
   Call: (223) [system] r=(\)
   Fail: (223) [system] r=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _1906490)
   Call: (224) [system] peek_char((0x55fbb4538270), _1907424)
   Exit: (224) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (224) [user] is_delimiter('L')
   Call: (225) [system] char_type('L', space)
   Fail: (225) [system] char_type('L', space)
   Call: (225) [system] arg(_1912144, v('(', ')', end_of_file), 'L')
   Fail: (225) [system] arg(_1913076, v('(', ')', end_of_file), 'L')
^  Fail: (224) [user] is_delimiter('L')
   Call: (224) [system] ')'=='L'
   Fail: (224) [system] ')'=='L'
   Call: (224) [system] get_char((0x55fbb4538270), 'L')
   Exit: (224) [system] get_char((0x55fbb4538270), 'L')
   Call: (224) [system] 'L'=(\)
   Fail: (224) [system] 'L'=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _1920426)
   Call: (225) [system] peek_char((0x55fbb4538270), _1921360)
   Exit: (225) [system] peek_char((0x55fbb4538270), i)
^  Call: (225) [user] is_delimiter(i)
   Call: (226) [system] char_type(i, space)
   Fail: (226) [system] char_type(i, space)
   Call: (226) [system] arg(_1926080, v('(', ')', end_of_file), i)
   Fail: (226) [system] arg(_1927012, v('(', ')', end_of_file), i)
^  Fail: (225) [user] is_delimiter(i)
   Call: (225) [system] ')'==i
   Fail: (225) [system] ')'==i
   Call: (225) [system] get_char((0x55fbb4538270), i)
   Exit: (225) [system] get_char((0x55fbb4538270), i)
   Call: (225) [system] i=(\)
   Fail: (225) [system] i=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _1934362)
   Call: (226) [system] peek_char((0x55fbb4538270), _1935296)
   Exit: (226) [system] peek_char((0x55fbb4538270), n)
^  Call: (226) [user] is_delimiter(n)
   Call: (227) [system] char_type(n, space)
   Fail: (227) [system] char_type(n, space)
   Call: (227) [system] arg(_1940016, v('(', ')', end_of_file), n)
   Fail: (227) [system] arg(_1940948, v('(', ')', end_of_file), n)
^  Fail: (226) [user] is_delimiter(n)
   Call: (226) [system] ')'==n
   Fail: (226) [system] ')'==n
   Call: (226) [system] get_char((0x55fbb4538270), n)
   Exit: (226) [system] get_char((0x55fbb4538270), n)
   Call: (226) [system] n=(\)
   Fail: (226) [system] n=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _1948298)
   Call: (227) [system] peek_char((0x55fbb4538270), _1949232)
   Exit: (227) [system] peek_char((0x55fbb4538270), k)
^  Call: (227) [user] is_delimiter(k)
   Call: (228) [system] char_type(k, space)
   Fail: (228) [system] char_type(k, space)
   Call: (228) [system] arg(_1953952, v('(', ')', end_of_file), k)
   Fail: (228) [system] arg(_1954884, v('(', ')', end_of_file), k)
^  Fail: (227) [user] is_delimiter(k)
   Call: (227) [system] ')'==k
   Fail: (227) [system] ')'==k
   Call: (227) [system] get_char((0x55fbb4538270), k)
   Exit: (227) [system] get_char((0x55fbb4538270), k)
   Call: (227) [system] k=(\)
   Fail: (227) [system] k=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _1962234)
   Call: (228) [system] peek_char((0x55fbb4538270), _1963168)
   Exit: (228) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (228) [user] is_delimiter(' ')
   Call: (229) [system] char_type(' ', space)
   Exit: (229) [system] char_type(' ', space)
^  Exit: (228) [user] is_delimiter(' ')
   Call: (228) [system] _1962234=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (227) [system] _1948298=[k]
   Exit: (227) [system] [k]=[k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (226) [system] _1934362=[n, k]
   Exit: (226) [system] [n, k]=[n, k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (225) [system] _1920426=[i, n, k]
   Exit: (225) [system] [i, n, k]=[i, n, k]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (224) [system] _1906490=['L', i, n, k]
   Exit: (224) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (223) [system] _1892554=[r, 'L', i, n, k]
   Exit: (223) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (222) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _1857044)
^  Call: (223) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _1986422)
^  Call: (225) [system] setup_call_cleanup('$notrace'(_1987374, _1987376), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1986422), _1987356, fail)), '$restore_trace'(_1987374, _1987376))
^  Call: (226) [system] sig_atomic(system:'$notrace'(_1987374, _1987376))
^  Exit: (225) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1986422), _1987356, fail)), system:'$restore_trace'(3, -1))
   Call: (224) [system] atomic(_1986422)
   Fail: (224) [system] atomic(_1986422)
   Call: (224) [system] atom_chars(_1986422, ['O', r, 'L', i, n, k])
   Exit: (224) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (223) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (223) [system] integer('OrLink')
   Fail: (223) [system] integer('OrLink')
   Call: (223) [system] _1857044='OrLink'
   Exit: (223) [system] 'OrLink'='OrLink'
^  Exit: (222) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (221) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (220) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (220) [user] read_list(')', (0x55fbb4538270), _2001372)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _2003230)
   Exit: (222) [system] peek_char((0x55fbb4538270), ' ')
   Call: (222) [system] ' '=(;)
   Fail: (222) [system] ' '=(;)
   Call: (222) [system] ' '=(/)
   Fail: (222) [system] ' '=(/)
^  Call: (222) [user] is_like_space(' ')
   Call: (223) [system] char_type(' ', 'white')
   Exit: (223) [system] char_type(' ', 'white')
^  Exit: (222) [user] is_like_space(' ')
   Call: (222) [system] get_char((0x55fbb4538270), _2012824)
   Exit: (222) [system] get_char((0x55fbb4538270), ' ')
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _2015528)
   Exit: (223) [system] peek_char((0x55fbb4538270), '(')
   Call: (223) [system] '('=(;)
   Fail: (223) [system] '('=(;)
   Call: (223) [system] '('=(/)
   Fail: (223) [system] '('=(/)
^  Call: (223) [user] is_like_space('(')
   Call: (224) [system] char_type('(', 'white')
   Fail: (224) [system] char_type('(', 'white')
   Call: (224) [system] char_type('(', end_of_line)
   Fail: (224) [system] char_type('(', end_of_line)
   Call: (224) [system] char_type('(', space)
   Fail: (224) [system] char_type('(', space)
   Call: (224) [system] char_type('(', cntrl)
   Fail: (224) [system] char_type('(', cntrl)
^  Fail: (223) [user] is_like_space('(')
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _2032462)
   Exit: (221) [system] peek_char((0x55fbb4538270), '(')
   Call: (221) [system] '('=')'
   Fail: (221) [system] '('=')'
   Call: (221) [system] '('=end_of_file
   Fail: (221) [system] '('=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55fbb4538270), _2038032)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _2039890)
   Exit: (223) [system] peek_char((0x55fbb4538270), '(')
   Call: (223) [system] '('=(;)
   Fail: (223) [system] '('=(;)
   Call: (223) [system] '('=(/)
   Fail: (223) [system] '('=(/)
^  Call: (223) [user] is_like_space('(')
   Call: (224) [system] char_type('(', 'white')
   Fail: (224) [system] char_type('(', 'white')
   Call: (224) [system] char_type('(', end_of_line)
   Fail: (224) [system] char_type('(', end_of_line)
   Call: (224) [system] char_type('(', space)
   Fail: (224) [system] char_type('(', space)
   Call: (224) [system] char_type('(', cntrl)
   Fail: (224) [system] char_type('(', cntrl)
^  Fail: (223) [user] is_like_space('(')
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] get_char((0x55fbb4538270), _2055900)
   Exit: (222) [system] get_char((0x55fbb4538270), '(')
   Call: (222) [system] '('='('
   Exit: (222) [system] '('='('
^  Call: (222) [user] read_list(')', (0x55fbb4538270), _2038032)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _2061470)
   Exit: (224) [system] peek_char((0x55fbb4538270), 'I')
   Call: (224) [system] 'I'=(;)
   Fail: (224) [system] 'I'=(;)
   Call: (224) [system] 'I'=(/)
   Fail: (224) [system] 'I'=(/)
^  Call: (224) [user] is_like_space('I')
   Call: (225) [system] char_type('I', 'white')
   Fail: (225) [system] char_type('I', 'white')
   Call: (225) [system] char_type('I', end_of_line)
   Fail: (225) [system] char_type('I', end_of_line)
   Call: (225) [system] char_type('I', space)
   Fail: (225) [system] char_type('I', space)
   Call: (225) [system] char_type('I', cntrl)
   Fail: (225) [system] char_type('I', cntrl)
^  Fail: (224) [user] is_like_space('I')
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _2077480)
   Exit: (223) [system] peek_char((0x55fbb4538270), 'I')
   Call: (223) [system] 'I'=')'
   Fail: (223) [system] 'I'=')'
   Call: (223) [system] 'I'=end_of_file
   Fail: (223) [system] 'I'=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55fbb4538270), _2083050)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _2084908)
   Exit: (225) [system] peek_char((0x55fbb4538270), 'I')
   Call: (225) [system] 'I'=(;)
   Fail: (225) [system] 'I'=(;)
   Call: (225) [system] 'I'=(/)
   Fail: (225) [system] 'I'=(/)
^  Call: (225) [user] is_like_space('I')
   Call: (226) [system] char_type('I', 'white')
   Fail: (226) [system] char_type('I', 'white')
   Call: (226) [system] char_type('I', end_of_line)
   Fail: (226) [system] char_type('I', end_of_line)
   Call: (226) [system] char_type('I', space)
   Fail: (226) [system] char_type('I', space)
   Call: (226) [system] char_type('I', cntrl)
   Fail: (226) [system] char_type('I', cntrl)
^  Fail: (225) [user] is_like_space('I')
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] get_char((0x55fbb4538270), _9934)
   Exit: (224) [system] get_char((0x55fbb4538270), 'I')
   Call: (224) [system] 'I'='('
   Fail: (224) [system] 'I'='('
   Call: (224) [system] 'I'='['
   Fail: (224) [system] 'I'='['
   Call: (224) [system] 'I'='{'
   Fail: (224) [system] 'I'='{'
   Call: (224) [system] 'I'='"'
   Fail: (224) [system] 'I'='"'
   Call: (224) [system] 'I'=!
   Fail: (224) [system] 'I'=!
   Call: (224) [system] 'I'='\''
   Fail: (224) [system] 'I'='\''
   Call: (224) [system] 'I'='`'
   Fail: (224) [system] 'I'='`'
   Call: (224) [system] 'I'=end_of_file
   Fail: (224) [system] 'I'=end_of_file
^  Call: (224) [user] read_symbolic(')', (0x55fbb4538270), 'I', _5798)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _27576)
   Call: (226) [system] peek_char((0x55fbb4538270), _28510)
   Exit: (226) [system] peek_char((0x55fbb4538270), m)
^  Call: (226) [user] is_delimiter(m)
   Call: (227) [system] char_type(m, space)
   Fail: (227) [system] char_type(m, space)
   Call: (227) [system] arg(_33230, v('(', ')', end_of_file), m)
   Fail: (227) [system] arg(_34162, v('(', ')', end_of_file), m)
^  Fail: (226) [user] is_delimiter(m)
   Call: (226) [system] ')'==m
   Fail: (226) [system] ')'==m
   Call: (226) [system] get_char((0x55fbb4538270), m)
   Exit: (226) [system] get_char((0x55fbb4538270), m)
   Call: (226) [system] m=(\)
   Fail: (226) [system] m=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _41512)
   Call: (227) [system] peek_char((0x55fbb4538270), _42446)
   Exit: (227) [system] peek_char((0x55fbb4538270), p)
^  Call: (227) [user] is_delimiter(p)
   Call: (228) [system] char_type(p, space)
   Fail: (228) [system] char_type(p, space)
   Call: (228) [system] arg(_47166, v('(', ')', end_of_file), p)
   Fail: (228) [system] arg(_48098, v('(', ')', end_of_file), p)
^  Fail: (227) [user] is_delimiter(p)
   Call: (227) [system] ')'==p
   Fail: (227) [system] ')'==p
   Call: (227) [system] get_char((0x55fbb4538270), p)
   Exit: (227) [system] get_char((0x55fbb4538270), p)
   Call: (227) [system] p=(\)
   Fail: (227) [system] p=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _55448)
   Call: (228) [system] peek_char((0x55fbb4538270), _56382)
   Exit: (228) [system] peek_char((0x55fbb4538270), l)
^  Call: (228) [user] is_delimiter(l)
   Call: (229) [system] char_type(l, space)
   Fail: (229) [system] char_type(l, space)
   Call: (229) [system] arg(_61102, v('(', ')', end_of_file), l)
   Fail: (229) [system] arg(_62034, v('(', ')', end_of_file), l)
^  Fail: (228) [user] is_delimiter(l)
   Call: (228) [system] ')'==l
   Fail: (228) [system] ')'==l
   Call: (228) [system] get_char((0x55fbb4538270), l)
   Exit: (228) [system] get_char((0x55fbb4538270), l)
   Call: (228) [system] l=(\)
   Fail: (228) [system] l=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _69384)
   Call: (229) [system] peek_char((0x55fbb4538270), _70318)
   Exit: (229) [system] peek_char((0x55fbb4538270), i)
^  Call: (229) [user] is_delimiter(i)
   Call: (230) [system] char_type(i, space)
   Fail: (230) [system] char_type(i, space)
   Call: (230) [system] arg(_75038, v('(', ')', end_of_file), i)
   Fail: (230) [system] arg(_75970, v('(', ')', end_of_file), i)
^  Fail: (229) [user] is_delimiter(i)
   Call: (229) [system] ')'==i
   Fail: (229) [system] ')'==i
   Call: (229) [system] get_char((0x55fbb4538270), i)
   Exit: (229) [system] get_char((0x55fbb4538270), i)
   Call: (229) [system] i=(\)
   Fail: (229) [system] i=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _83320)
   Call: (230) [system] peek_char((0x55fbb4538270), _84254)
   Exit: (230) [system] peek_char((0x55fbb4538270), c)
^  Call: (230) [user] is_delimiter(c)
   Call: (231) [system] char_type(c, space)
   Fail: (231) [system] char_type(c, space)
   Call: (231) [system] arg(_88974, v('(', ')', end_of_file), c)
   Fail: (231) [system] arg(_89906, v('(', ')', end_of_file), c)
^  Fail: (230) [user] is_delimiter(c)
   Call: (230) [system] ')'==c
   Fail: (230) [system] ')'==c
   Call: (230) [system] get_char((0x55fbb4538270), c)
   Exit: (230) [system] get_char((0x55fbb4538270), c)
   Call: (230) [system] c=(\)
   Fail: (230) [system] c=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _97256)
   Call: (231) [system] peek_char((0x55fbb4538270), _98190)
   Exit: (231) [system] peek_char((0x55fbb4538270), a)
^  Call: (231) [user] is_delimiter(a)
   Call: (232) [system] char_type(a, space)
   Fail: (232) [system] char_type(a, space)
   Call: (232) [system] arg(_102910, v('(', ')', end_of_file), a)
   Fail: (232) [system] arg(_103842, v('(', ')', end_of_file), a)
^  Fail: (231) [user] is_delimiter(a)
   Call: (231) [system] ')'==a
   Fail: (231) [system] ')'==a
   Call: (231) [system] get_char((0x55fbb4538270), a)
   Exit: (231) [system] get_char((0x55fbb4538270), a)
   Call: (231) [system] a=(\)
   Fail: (231) [system] a=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _111192)
   Call: (232) [system] peek_char((0x55fbb4538270), _112126)
   Exit: (232) [system] peek_char((0x55fbb4538270), t)
^  Call: (232) [user] is_delimiter(t)
   Call: (233) [system] char_type(t, space)
   Fail: (233) [system] char_type(t, space)
   Call: (233) [system] arg(_116846, v('(', ')', end_of_file), t)
   Fail: (233) [system] arg(_117778, v('(', ')', end_of_file), t)
^  Fail: (232) [user] is_delimiter(t)
   Call: (232) [system] ')'==t
   Fail: (232) [system] ')'==t
   Call: (232) [system] get_char((0x55fbb4538270), t)
   Exit: (232) [system] get_char((0x55fbb4538270), t)
   Call: (232) [system] t=(\)
   Fail: (232) [system] t=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _125128)
   Call: (233) [system] peek_char((0x55fbb4538270), _126062)
   Exit: (233) [system] peek_char((0x55fbb4538270), i)
^  Call: (233) [user] is_delimiter(i)
   Call: (234) [system] char_type(i, space)
   Fail: (234) [system] char_type(i, space)
   Call: (234) [system] arg(_130782, v('(', ')', end_of_file), i)
   Fail: (234) [system] arg(_131714, v('(', ')', end_of_file), i)
^  Fail: (233) [user] is_delimiter(i)
   Call: (233) [system] ')'==i
   Fail: (233) [system] ')'==i
   Call: (233) [system] get_char((0x55fbb4538270), i)
   Exit: (233) [system] get_char((0x55fbb4538270), i)
   Call: (233) [system] i=(\)
   Fail: (233) [system] i=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _139064)
   Call: (234) [system] peek_char((0x55fbb4538270), _139998)
   Exit: (234) [system] peek_char((0x55fbb4538270), o)
^  Call: (234) [user] is_delimiter(o)
   Call: (235) [system] char_type(o, space)
   Fail: (235) [system] char_type(o, space)
   Call: (235) [system] arg(_144718, v('(', ')', end_of_file), o)
   Fail: (235) [system] arg(_145650, v('(', ')', end_of_file), o)
^  Fail: (234) [user] is_delimiter(o)
   Call: (234) [system] ')'==o
   Fail: (234) [system] ')'==o
   Call: (234) [system] get_char((0x55fbb4538270), o)
   Exit: (234) [system] get_char((0x55fbb4538270), o)
   Call: (234) [system] o=(\)
   Fail: (234) [system] o=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _153000)
   Call: (235) [system] peek_char((0x55fbb4538270), _153934)
   Exit: (235) [system] peek_char((0x55fbb4538270), n)
^  Call: (235) [user] is_delimiter(n)
   Call: (236) [system] char_type(n, space)
   Fail: (236) [system] char_type(n, space)
   Call: (236) [system] arg(_158654, v('(', ')', end_of_file), n)
   Fail: (236) [system] arg(_159586, v('(', ')', end_of_file), n)
^  Fail: (235) [user] is_delimiter(n)
   Call: (235) [system] ')'==n
   Fail: (235) [system] ')'==n
   Call: (235) [system] get_char((0x55fbb4538270), n)
   Exit: (235) [system] get_char((0x55fbb4538270), n)
   Call: (235) [system] n=(\)
   Fail: (235) [system] n=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), _166936)
   Call: (236) [system] peek_char((0x55fbb4538270), _167870)
   Exit: (236) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (236) [user] is_delimiter(' ')
   Call: (237) [system] char_type(' ', space)
   Exit: (237) [system] char_type(' ', space)
^  Exit: (236) [user] is_delimiter(' ')
   Call: (236) [system] _166936=[]
   Exit: (236) [system] []=[]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (235) [system] _153000=[n]
   Exit: (235) [system] [n]=[n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (234) [system] _139064=[o, n]
   Exit: (234) [system] [o, n]=[o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (233) [system] _125128=[i, o, n]
   Exit: (233) [system] [i, o, n]=[i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (232) [system] _111192=[t, i, o, n]
   Exit: (232) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (231) [system] _97256=[a, t, i, o, n]
   Exit: (231) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (230) [system] _83320=[c, a, t, i, o, n]
   Exit: (230) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (229) [system] _69384=[i, c, a, t, i, o, n]
   Exit: (229) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (228) [system] _55448=[l, i, c, a, t, i, o, n]
   Exit: (228) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (227) [system] _41512=[p, l, i, c, a, t, i, o, n]
   Exit: (227) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (226) [system] _27576=[m, p, l, i, c, a, t, i, o, n]
   Exit: (226) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (225) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _5798)
^  Call: (226) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _205094)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_206046, _206048), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _205094), _206028, fail)), '$restore_trace'(_206046, _206048))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_206046, _206048))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _205094), _206028, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(_205094)
   Fail: (227) [system] atomic(_205094)
   Call: (227) [system] atom_chars(_205094, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (227) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (226) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (226) [system] integer('Implication')
   Fail: (226) [system] integer('Implication')
   Call: (226) [system] _5798='Implication'
   Exit: (226) [system] 'Implication'='Implication'
^  Exit: (225) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (224) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (223) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (223) [user] read_list(')', (0x55fbb4538270), _220044)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _221902)
   Exit: (225) [system] peek_char((0x55fbb4538270), ' ')
   Call: (225) [system] ' '=(;)
   Fail: (225) [system] ' '=(;)
   Call: (225) [system] ' '=(/)
   Fail: (225) [system] ' '=(/)
^  Call: (225) [user] is_like_space(' ')
   Call: (226) [system] char_type(' ', 'white')
   Exit: (226) [system] char_type(' ', 'white')
^  Exit: (225) [user] is_like_space(' ')
   Call: (225) [system] get_char((0x55fbb4538270), _231496)
   Exit: (225) [system] get_char((0x55fbb4538270), ' ')
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _234200)
   Exit: (226) [system] peek_char((0x55fbb4538270), '(')
   Call: (226) [system] '('=(;)
   Fail: (226) [system] '('=(;)
   Call: (226) [system] '('=(/)
   Fail: (226) [system] '('=(/)
^  Call: (226) [user] is_like_space('(')
   Call: (227) [system] char_type('(', 'white')
   Fail: (227) [system] char_type('(', 'white')
   Call: (227) [system] char_type('(', end_of_line)
   Fail: (227) [system] char_type('(', end_of_line)
   Call: (227) [system] char_type('(', space)
   Fail: (227) [system] char_type('(', space)
   Call: (227) [system] char_type('(', cntrl)
   Fail: (227) [system] char_type('(', cntrl)
^  Fail: (226) [user] is_like_space('(')
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _251134)
   Exit: (224) [system] peek_char((0x55fbb4538270), '(')
   Call: (224) [system] '('=')'
   Fail: (224) [system] '('=')'
   Call: (224) [system] '('=end_of_file
   Fail: (224) [system] '('=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55fbb4538270), _256704)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _258562)
   Exit: (226) [system] peek_char((0x55fbb4538270), '(')
   Call: (226) [system] '('=(;)
   Fail: (226) [system] '('=(;)
   Call: (226) [system] '('=(/)
   Fail: (226) [system] '('=(/)
^  Call: (226) [user] is_like_space('(')
   Call: (227) [system] char_type('(', 'white')
   Fail: (227) [system] char_type('(', 'white')
   Call: (227) [system] char_type('(', end_of_line)
   Fail: (227) [system] char_type('(', end_of_line)
   Call: (227) [system] char_type('(', space)
   Fail: (227) [system] char_type('(', space)
   Call: (227) [system] char_type('(', cntrl)
   Fail: (227) [system] char_type('(', cntrl)
^  Fail: (226) [user] is_like_space('(')
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] get_char((0x55fbb4538270), _274572)
   Exit: (225) [system] get_char((0x55fbb4538270), '(')
   Call: (225) [system] '('='('
   Exit: (225) [system] '('='('
^  Call: (225) [user] read_list(')', (0x55fbb4538270), _256704)
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _280142)
   Exit: (227) [system] peek_char((0x55fbb4538270), 'O')
   Call: (227) [system] 'O'=(;)
   Fail: (227) [system] 'O'=(;)
   Call: (227) [system] 'O'=(/)
   Fail: (227) [system] 'O'=(/)
^  Call: (227) [user] is_like_space('O')
   Call: (228) [system] char_type('O', 'white')
   Fail: (228) [system] char_type('O', 'white')
   Call: (228) [system] char_type('O', end_of_line)
   Fail: (228) [system] char_type('O', end_of_line)
   Call: (228) [system] char_type('O', space)
   Fail: (228) [system] char_type('O', space)
   Call: (228) [system] char_type('O', cntrl)
   Fail: (228) [system] char_type('O', cntrl)
^  Fail: (227) [user] is_like_space('O')
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _296152)
   Exit: (226) [system] peek_char((0x55fbb4538270), 'O')
   Call: (226) [system] 'O'=')'
   Fail: (226) [system] 'O'=')'
   Call: (226) [system] 'O'=end_of_file
   Fail: (226) [system] 'O'=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55fbb4538270), _301722)
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _303580)
   Exit: (228) [system] peek_char((0x55fbb4538270), 'O')
   Call: (228) [system] 'O'=(;)
   Fail: (228) [system] 'O'=(;)
   Call: (228) [system] 'O'=(/)
   Fail: (228) [system] 'O'=(/)
^  Call: (228) [user] is_like_space('O')
   Call: (229) [system] char_type('O', 'white')
   Fail: (229) [system] char_type('O', 'white')
   Call: (229) [system] char_type('O', end_of_line)
   Fail: (229) [system] char_type('O', end_of_line)
   Call: (229) [system] char_type('O', space)
   Fail: (229) [system] char_type('O', space)
   Call: (229) [system] char_type('O', cntrl)
   Fail: (229) [system] char_type('O', cntrl)
^  Fail: (228) [user] is_like_space('O')
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] get_char((0x55fbb4538270), _319590)
   Exit: (227) [system] get_char((0x55fbb4538270), 'O')
   Call: (227) [system] 'O'='('
   Fail: (227) [system] 'O'='('
   Call: (227) [system] 'O'='['
   Fail: (227) [system] 'O'='['
   Call: (227) [system] 'O'='{'
   Fail: (227) [system] 'O'='{'
   Call: (227) [system] 'O'='"'
   Fail: (227) [system] 'O'='"'
   Call: (227) [system] 'O'=!
   Fail: (227) [system] 'O'=!
   Call: (227) [system] 'O'='\''
   Fail: (227) [system] 'O'='\''
   Call: (227) [system] 'O'='`'
   Fail: (227) [system] 'O'='`'
   Call: (227) [system] 'O'=end_of_file
   Fail: (227) [system] 'O'=end_of_file
^  Call: (227) [user] read_symbolic(')', (0x55fbb4538270), 'O', _301722)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _337232)
   Call: (229) [system] peek_char((0x55fbb4538270), _338166)
   Exit: (229) [system] peek_char((0x55fbb4538270), r)
^  Call: (229) [user] is_delimiter(r)
   Call: (230) [system] char_type(r, space)
   Fail: (230) [system] char_type(r, space)
   Call: (230) [system] arg(_342886, v('(', ')', end_of_file), r)
   Fail: (230) [system] arg(_343818, v('(', ')', end_of_file), r)
^  Fail: (229) [user] is_delimiter(r)
   Call: (229) [system] ')'==r
   Fail: (229) [system] ')'==r
   Call: (229) [system] get_char((0x55fbb4538270), r)
   Exit: (229) [system] get_char((0x55fbb4538270), r)
   Call: (229) [system] r=(\)
   Fail: (229) [system] r=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _351168)
   Call: (230) [system] peek_char((0x55fbb4538270), _352102)
   Exit: (230) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (230) [user] is_delimiter('L')
   Call: (231) [system] char_type('L', space)
   Fail: (231) [system] char_type('L', space)
   Call: (231) [system] arg(_356822, v('(', ')', end_of_file), 'L')
   Fail: (231) [system] arg(_357754, v('(', ')', end_of_file), 'L')
^  Fail: (230) [user] is_delimiter('L')
   Call: (230) [system] ')'=='L'
   Fail: (230) [system] ')'=='L'
   Call: (230) [system] get_char((0x55fbb4538270), 'L')
   Exit: (230) [system] get_char((0x55fbb4538270), 'L')
   Call: (230) [system] 'L'=(\)
   Fail: (230) [system] 'L'=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _365104)
   Call: (231) [system] peek_char((0x55fbb4538270), _366038)
   Exit: (231) [system] peek_char((0x55fbb4538270), i)
^  Call: (231) [user] is_delimiter(i)
   Call: (232) [system] char_type(i, space)
   Fail: (232) [system] char_type(i, space)
   Call: (232) [system] arg(_370758, v('(', ')', end_of_file), i)
   Fail: (232) [system] arg(_371690, v('(', ')', end_of_file), i)
^  Fail: (231) [user] is_delimiter(i)
   Call: (231) [system] ')'==i
   Fail: (231) [system] ')'==i
   Call: (231) [system] get_char((0x55fbb4538270), i)
   Exit: (231) [system] get_char((0x55fbb4538270), i)
   Call: (231) [system] i=(\)
   Fail: (231) [system] i=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _379040)
   Call: (232) [system] peek_char((0x55fbb4538270), _379974)
   Exit: (232) [system] peek_char((0x55fbb4538270), n)
^  Call: (232) [user] is_delimiter(n)
   Call: (233) [system] char_type(n, space)
   Fail: (233) [system] char_type(n, space)
   Call: (233) [system] arg(_384694, v('(', ')', end_of_file), n)
   Fail: (233) [system] arg(_385626, v('(', ')', end_of_file), n)
^  Fail: (232) [user] is_delimiter(n)
   Call: (232) [system] ')'==n
   Fail: (232) [system] ')'==n
   Call: (232) [system] get_char((0x55fbb4538270), n)
   Exit: (232) [system] get_char((0x55fbb4538270), n)
   Call: (232) [system] n=(\)
   Fail: (232) [system] n=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _392976)
   Call: (233) [system] peek_char((0x55fbb4538270), _393910)
   Exit: (233) [system] peek_char((0x55fbb4538270), k)
^  Call: (233) [user] is_delimiter(k)
   Call: (234) [system] char_type(k, space)
   Fail: (234) [system] char_type(k, space)
   Call: (234) [system] arg(_398630, v('(', ')', end_of_file), k)
   Fail: (234) [system] arg(_399562, v('(', ')', end_of_file), k)
^  Fail: (233) [user] is_delimiter(k)
   Call: (233) [system] ')'==k
   Fail: (233) [system] ')'==k
   Call: (233) [system] get_char((0x55fbb4538270), k)
   Exit: (233) [system] get_char((0x55fbb4538270), k)
   Call: (233) [system] k=(\)
   Fail: (233) [system] k=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _406912)
   Call: (234) [system] peek_char((0x55fbb4538270), _407846)
   Exit: (234) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (234) [user] is_delimiter(' ')
   Call: (235) [system] char_type(' ', space)
   Exit: (235) [system] char_type(' ', space)
^  Exit: (234) [user] is_delimiter(' ')
   Call: (234) [system] _406912=[]
   Exit: (234) [system] []=[]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (233) [system] _392976=[k]
   Exit: (233) [system] [k]=[k]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (232) [system] _379040=[n, k]
   Exit: (232) [system] [n, k]=[n, k]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (231) [system] _365104=[i, n, k]
   Exit: (231) [system] [i, n, k]=[i, n, k]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (230) [system] _351168=['L', i, n, k]
   Exit: (230) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (229) [system] _337232=[r, 'L', i, n, k]
   Exit: (229) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (228) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _301722)
^  Call: (229) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _431100)
^  Call: (231) [system] setup_call_cleanup('$notrace'(_432052, _432054), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _431100), _432034, fail)), '$restore_trace'(_432052, _432054))
^  Call: (232) [system] sig_atomic(system:'$notrace'(_432052, _432054))
^  Exit: (231) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _431100), _432034, fail)), system:'$restore_trace'(3, -1))
   Call: (230) [system] atomic(_431100)
   Fail: (230) [system] atomic(_431100)
   Call: (230) [system] atom_chars(_431100, ['O', r, 'L', i, n, k])
   Exit: (230) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (229) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (229) [system] integer('OrLink')
   Fail: (229) [system] integer('OrLink')
   Call: (229) [system] _301722='OrLink'
   Exit: (229) [system] 'OrLink'='OrLink'
^  Exit: (228) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (227) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (226) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (226) [user] read_list(')', (0x55fbb4538270), _446050)
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _447908)
   Exit: (228) [system] peek_char((0x55fbb4538270), ' ')
   Call: (228) [system] ' '=(;)
   Fail: (228) [system] ' '=(;)
   Call: (228) [system] ' '=(/)
   Fail: (228) [system] ' '=(/)
^  Call: (228) [user] is_like_space(' ')
   Call: (229) [system] char_type(' ', 'white')
   Exit: (229) [system] char_type(' ', 'white')
^  Exit: (228) [user] is_like_space(' ')
   Call: (228) [system] get_char((0x55fbb4538270), _457502)
   Exit: (228) [system] get_char((0x55fbb4538270), ' ')
^  Call: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _460206)
   Exit: (229) [system] peek_char((0x55fbb4538270), 'C')
   Call: (229) [system] 'C'=(;)
   Fail: (229) [system] 'C'=(;)
   Call: (229) [system] 'C'=(/)
   Fail: (229) [system] 'C'=(/)
^  Call: (229) [user] is_like_space('C')
   Call: (230) [system] char_type('C', 'white')
   Fail: (230) [system] char_type('C', 'white')
   Call: (230) [system] char_type('C', end_of_line)
   Fail: (230) [system] char_type('C', end_of_line)
   Call: (230) [system] char_type('C', space)
   Fail: (230) [system] char_type('C', space)
   Call: (230) [system] char_type('C', cntrl)
   Fail: (230) [system] char_type('C', cntrl)
^  Fail: (229) [user] is_like_space('C')
^  Exit: (228) [user] skip_spaces((0x55fbb4538270))
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _477140)
   Exit: (227) [system] peek_char((0x55fbb4538270), 'C')
   Call: (227) [system] 'C'=')'
   Fail: (227) [system] 'C'=')'
   Call: (227) [system] 'C'=end_of_file
   Fail: (227) [system] 'C'=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55fbb4538270), _482710)
^  Call: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _484568)
   Exit: (229) [system] peek_char((0x55fbb4538270), 'C')
   Call: (229) [system] 'C'=(;)
   Fail: (229) [system] 'C'=(;)
   Call: (229) [system] 'C'=(/)
   Fail: (229) [system] 'C'=(/)
^  Call: (229) [user] is_like_space('C')
   Call: (230) [system] char_type('C', 'white')
   Fail: (230) [system] char_type('C', 'white')
   Call: (230) [system] char_type('C', end_of_line)
   Fail: (230) [system] char_type('C', end_of_line)
   Call: (230) [system] char_type('C', space)
   Fail: (230) [system] char_type('C', space)
   Call: (230) [system] char_type('C', cntrl)
   Fail: (230) [system] char_type('C', cntrl)
^  Fail: (229) [user] is_like_space('C')
^  Exit: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] get_char((0x55fbb4538270), _500578)
   Exit: (228) [system] get_char((0x55fbb4538270), 'C')
   Call: (228) [system] 'C'='('
   Fail: (228) [system] 'C'='('
   Call: (228) [system] 'C'='['
   Fail: (228) [system] 'C'='['
   Call: (228) [system] 'C'='{'
   Fail: (228) [system] 'C'='{'
   Call: (228) [system] 'C'='"'
   Fail: (228) [system] 'C'='"'
   Call: (228) [system] 'C'=!
   Fail: (228) [system] 'C'=!
   Call: (228) [system] 'C'='\''
   Fail: (228) [system] 'C'='\''
   Call: (228) [system] 'C'='`'
   Fail: (228) [system] 'C'='`'
   Call: (228) [system] 'C'=end_of_file
   Fail: (228) [system] 'C'=end_of_file
^  Call: (228) [user] read_symbolic(')', (0x55fbb4538270), 'C', _482710)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _518220)
   Call: (230) [system] peek_char((0x55fbb4538270), _519154)
   Exit: (230) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (230) [user] is_delimiter(' ')
   Call: (231) [system] char_type(' ', space)
   Exit: (231) [system] char_type(' ', space)
^  Exit: (230) [user] is_delimiter(' ')
   Call: (230) [system] _518220=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (229) [user] classify_and_convert_charseq(['C'], _482710)
^  Call: (230) [user] classify_and_convert_charseq_(['C'], _528438)
^  Call: (232) [system] setup_call_cleanup('$notrace'(_529390, _529392), once(user:catch(read_from_chars(['C'], _528438), _529372, fail)), '$restore_trace'(_529390, _529392))
^  Call: (233) [system] sig_atomic(system:'$notrace'(_529390, _529392))
^  Exit: (232) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _528438), _529372, fail)), system:'$restore_trace'(3, -1))
   Call: (231) [system] atomic(_528438)
   Fail: (231) [system] atomic(_528438)
   Call: (231) [system] atom_chars(_528438, ['C'])
   Exit: (231) [system] atom_chars('C', ['C'])
^  Exit: (230) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (230) [system] integer('C')
   Fail: (230) [system] integer('C')
   Call: (230) [system] _482710='C'
   Exit: (230) [system] 'C'='C'
^  Exit: (229) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (228) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (227) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (227) [user] read_list(')', (0x55fbb4538270), _543388)
^  Call: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _545246)
   Exit: (229) [system] peek_char((0x55fbb4538270), ' ')
   Call: (229) [system] ' '=(;)
   Fail: (229) [system] ' '=(;)
   Call: (229) [system] ' '=(/)
   Fail: (229) [system] ' '=(/)
^  Call: (229) [user] is_like_space(' ')
   Call: (230) [system] char_type(' ', 'white')
   Exit: (230) [system] char_type(' ', 'white')
^  Exit: (229) [user] is_like_space(' ')
   Call: (229) [system] get_char((0x55fbb4538270), _554840)
   Exit: (229) [system] get_char((0x55fbb4538270), ' ')
^  Call: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _557544)
   Exit: (230) [system] peek_char((0x55fbb4538270), 'D')
   Call: (230) [system] 'D'=(;)
   Fail: (230) [system] 'D'=(;)
   Call: (230) [system] 'D'=(/)
   Fail: (230) [system] 'D'=(/)
^  Call: (230) [user] is_like_space('D')
   Call: (231) [system] char_type('D', 'white')
   Fail: (231) [system] char_type('D', 'white')
   Call: (231) [system] char_type('D', end_of_line)
   Fail: (231) [system] char_type('D', end_of_line)
   Call: (231) [system] char_type('D', space)
   Fail: (231) [system] char_type('D', space)
   Call: (231) [system] char_type('D', cntrl)
   Fail: (231) [system] char_type('D', cntrl)
^  Fail: (230) [user] is_like_space('D')
^  Exit: (229) [user] skip_spaces((0x55fbb4538270))
^  Exit: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _574478)
   Exit: (228) [system] peek_char((0x55fbb4538270), 'D')
   Call: (228) [system] 'D'=')'
   Fail: (228) [system] 'D'=')'
   Call: (228) [system] 'D'=end_of_file
   Fail: (228) [system] 'D'=end_of_file
^  Call: (228) [user] cont_sexpr(')', (0x55fbb4538270), _580048)
^  Call: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _581906)
   Exit: (230) [system] peek_char((0x55fbb4538270), 'D')
   Call: (230) [system] 'D'=(;)
   Fail: (230) [system] 'D'=(;)
   Call: (230) [system] 'D'=(/)
   Fail: (230) [system] 'D'=(/)
^  Call: (230) [user] is_like_space('D')
   Call: (231) [system] char_type('D', 'white')
   Fail: (231) [system] char_type('D', 'white')
   Call: (231) [system] char_type('D', end_of_line)
   Fail: (231) [system] char_type('D', end_of_line)
   Call: (231) [system] char_type('D', space)
   Fail: (231) [system] char_type('D', space)
   Call: (231) [system] char_type('D', cntrl)
   Fail: (231) [system] char_type('D', cntrl)
^  Fail: (230) [user] is_like_space('D')
^  Exit: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] get_char((0x55fbb4538270), _597916)
   Exit: (229) [system] get_char((0x55fbb4538270), 'D')
   Call: (229) [system] 'D'='('
   Fail: (229) [system] 'D'='('
   Call: (229) [system] 'D'='['
   Fail: (229) [system] 'D'='['
   Call: (229) [system] 'D'='{'
   Fail: (229) [system] 'D'='{'
   Call: (229) [system] 'D'='"'
   Fail: (229) [system] 'D'='"'
   Call: (229) [system] 'D'=!
   Fail: (229) [system] 'D'=!
   Call: (229) [system] 'D'='\''
   Fail: (229) [system] 'D'='\''
   Call: (229) [system] 'D'='`'
   Fail: (229) [system] 'D'='`'
   Call: (229) [system] 'D'=end_of_file
   Fail: (229) [system] 'D'=end_of_file
^  Call: (229) [user] read_symbolic(')', (0x55fbb4538270), 'D', _580048)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _615558)
   Call: (231) [system] peek_char((0x55fbb4538270), _616492)
   Exit: (231) [system] peek_char((0x55fbb4538270), ')')
^  Call: (231) [user] is_delimiter(')')
   Call: (232) [system] char_type(')', space)
   Fail: (232) [system] char_type(')', space)
   Call: (232) [system] arg(_621212, v('(', ')', end_of_file), ')')
   Exit: (232) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (231) [user] is_delimiter(')')
   Call: (231) [system] _615558=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (230) [user] classify_and_convert_charseq(['D'], _580048)
^  Call: (231) [user] classify_and_convert_charseq_(['D'], _627648)
^  Call: (233) [system] setup_call_cleanup('$notrace'(_628600, _628602), once(user:catch(read_from_chars(['D'], _627648), _628582, fail)), '$restore_trace'(_628600, _628602))
^  Call: (234) [system] sig_atomic(system:'$notrace'(_628600, _628602))
^  Exit: (233) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _627648), _628582, fail)), system:'$restore_trace'(3, -1))
   Call: (232) [system] atomic(_627648)
   Fail: (232) [system] atomic(_627648)
   Call: (232) [system] atom_chars(_627648, ['D'])
   Exit: (232) [system] atom_chars('D', ['D'])
^  Exit: (231) [user] classify_and_convert_charseq_(['D'], 'D')
   Call: (231) [system] integer('D')
   Fail: (231) [system] integer('D')
   Call: (231) [system] _580048='D'
   Exit: (231) [system] 'D'='D'
^  Exit: (230) [user] classify_and_convert_charseq(['D'], 'D')
^  Exit: (229) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'D')
^  Exit: (228) [user] cont_sexpr(')', (0x55fbb4538270), 'D')
^  Call: (228) [user] read_list(')', (0x55fbb4538270), _642598)
^  Call: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _644456)
   Exit: (230) [system] peek_char((0x55fbb4538270), ')')
   Call: (230) [system] ')'=(;)
   Fail: (230) [system] ')'=(;)
   Call: (230) [system] ')'=(/)
   Fail: (230) [system] ')'=(/)
^  Call: (230) [user] is_like_space(')')
   Call: (231) [system] char_type(')', 'white')
   Fail: (231) [system] char_type(')', 'white')
   Call: (231) [system] char_type(')', end_of_line)
   Fail: (231) [system] char_type(')', end_of_line)
   Call: (231) [system] char_type(')', space)
   Fail: (231) [system] char_type(')', space)
   Call: (231) [system] char_type(')', cntrl)
   Fail: (231) [system] char_type(')', cntrl)
^  Fail: (230) [user] is_like_space(')')
^  Exit: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _660466)
   Exit: (229) [system] peek_char((0x55fbb4538270), ')')
   Call: (229) [system] ')'=')'
   Exit: (229) [system] ')'=')'
   Call: (229) [system] get_char((0x55fbb4538270), _664256)
   Exit: (229) [system] get_char((0x55fbb4538270), ')')
   Call: (229) [system] _642598=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_list(')', (0x55fbb4538270), [])
   Call: (228) [system] _543388=['D']
   Exit: (228) [system] ['D']=['D']
^  Exit: (227) [user] read_list(')', (0x55fbb4538270), ['D'])
   Call: (227) [system] _446050=['C', 'D']
   Exit: (227) [system] ['C', 'D']=['C', 'D']
^  Exit: (226) [user] read_list(')', (0x55fbb4538270), ['C', 'D'])
   Call: (226) [system] _256704=['OrLink', 'C', 'D']
   Exit: (226) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (225) [user] read_list(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Exit: (224) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Call: (224) [user] read_list(')', (0x55fbb4538270), _678138)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _679996)
   Exit: (226) [system] peek_char((0x55fbb4538270), ' ')
   Call: (226) [system] ' '=(;)
   Fail: (226) [system] ' '=(;)
   Call: (226) [system] ' '=(/)
   Fail: (226) [system] ' '=(/)
^  Call: (226) [user] is_like_space(' ')
   Call: (227) [system] char_type(' ', 'white')
   Exit: (227) [system] char_type(' ', 'white')
^  Exit: (226) [user] is_like_space(' ')
   Call: (226) [system] get_char((0x55fbb4538270), _689590)
   Exit: (226) [system] get_char((0x55fbb4538270), ' ')
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _692294)
   Exit: (227) [system] peek_char((0x55fbb4538270), 'E')
   Call: (227) [system] 'E'=(;)
   Fail: (227) [system] 'E'=(;)
   Call: (227) [system] 'E'=(/)
   Fail: (227) [system] 'E'=(/)
^  Call: (227) [user] is_like_space('E')
   Call: (228) [system] char_type('E', 'white')
   Fail: (228) [system] char_type('E', 'white')
   Call: (228) [system] char_type('E', end_of_line)
   Fail: (228) [system] char_type('E', end_of_line)
   Call: (228) [system] char_type('E', space)
   Fail: (228) [system] char_type('E', space)
   Call: (228) [system] char_type('E', cntrl)
   Fail: (228) [system] char_type('E', cntrl)
^  Fail: (227) [user] is_like_space('E')
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _709228)
   Exit: (225) [system] peek_char((0x55fbb4538270), 'E')
   Call: (225) [system] 'E'=')'
   Fail: (225) [system] 'E'=')'
   Call: (225) [system] 'E'=end_of_file
   Fail: (225) [system] 'E'=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55fbb4538270), _714798)
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _716656)
   Exit: (227) [system] peek_char((0x55fbb4538270), 'E')
   Call: (227) [system] 'E'=(;)
   Fail: (227) [system] 'E'=(;)
   Call: (227) [system] 'E'=(/)
   Fail: (227) [system] 'E'=(/)
^  Call: (227) [user] is_like_space('E')
   Call: (228) [system] char_type('E', 'white')
   Fail: (228) [system] char_type('E', 'white')
   Call: (228) [system] char_type('E', end_of_line)
   Fail: (228) [system] char_type('E', end_of_line)
   Call: (228) [system] char_type('E', space)
   Fail: (228) [system] char_type('E', space)
   Call: (228) [system] char_type('E', cntrl)
   Fail: (228) [system] char_type('E', cntrl)
^  Fail: (227) [user] is_like_space('E')
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] get_char((0x55fbb4538270), _732666)
   Exit: (226) [system] get_char((0x55fbb4538270), 'E')
   Call: (226) [system] 'E'='('
   Fail: (226) [system] 'E'='('
   Call: (226) [system] 'E'='['
   Fail: (226) [system] 'E'='['
   Call: (226) [system] 'E'='{'
   Fail: (226) [system] 'E'='{'
   Call: (226) [system] 'E'='"'
   Fail: (226) [system] 'E'='"'
   Call: (226) [system] 'E'=!
   Fail: (226) [system] 'E'=!
   Call: (226) [system] 'E'='\''
   Fail: (226) [system] 'E'='\''
   Call: (226) [system] 'E'='`'
   Fail: (226) [system] 'E'='`'
   Call: (226) [system] 'E'=end_of_file
   Fail: (226) [system] 'E'=end_of_file
^  Call: (226) [user] read_symbolic(')', (0x55fbb4538270), 'E', _714798)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _750308)
   Call: (228) [system] peek_char((0x55fbb4538270), _751242)
   Exit: (228) [system] peek_char((0x55fbb4538270), ')')
^  Call: (228) [user] is_delimiter(')')
   Call: (229) [system] char_type(')', space)
   Fail: (229) [system] char_type(')', space)
   Call: (229) [system] arg(_755962, v('(', ')', end_of_file), ')')
   Exit: (229) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (228) [user] is_delimiter(')')
   Call: (228) [system] _750308=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (227) [user] classify_and_convert_charseq(['E'], _714798)
^  Call: (228) [user] classify_and_convert_charseq_(['E'], _762398)
^  Call: (230) [system] setup_call_cleanup('$notrace'(_763350, _763352), once(user:catch(read_from_chars(['E'], _762398), _763332, fail)), '$restore_trace'(_763350, _763352))
^  Call: (231) [system] sig_atomic(system:'$notrace'(_763350, _763352))
^  Exit: (230) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _762398), _763332, fail)), system:'$restore_trace'(3, -1))
   Call: (229) [system] atomic(_762398)
   Fail: (229) [system] atomic(_762398)
   Call: (229) [system] atom_chars(_762398, ['E'])
   Exit: (229) [system] atom_chars('E', ['E'])
^  Exit: (228) [user] classify_and_convert_charseq_(['E'], 'E')
   Call: (228) [system] integer('E')
   Fail: (228) [system] integer('E')
   Call: (228) [system] _714798='E'
   Exit: (228) [system] 'E'='E'
^  Exit: (227) [user] classify_and_convert_charseq(['E'], 'E')
^  Exit: (226) [user] read_symbolic(')', (0x55fbb4538270), 'E', 'E')
^  Exit: (225) [user] cont_sexpr(')', (0x55fbb4538270), 'E')
^  Call: (225) [user] read_list(')', (0x55fbb4538270), _777348)
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _779206)
   Exit: (227) [system] peek_char((0x55fbb4538270), ')')
   Call: (227) [system] ')'=(;)
   Fail: (227) [system] ')'=(;)
   Call: (227) [system] ')'=(/)
   Fail: (227) [system] ')'=(/)
^  Call: (227) [user] is_like_space(')')
   Call: (228) [system] char_type(')', 'white')
   Fail: (228) [system] char_type(')', 'white')
   Call: (228) [system] char_type(')', end_of_line)
   Fail: (228) [system] char_type(')', end_of_line)
   Call: (228) [system] char_type(')', space)
   Fail: (228) [system] char_type(')', space)
   Call: (228) [system] char_type(')', cntrl)
   Fail: (228) [system] char_type(')', cntrl)
^  Fail: (227) [user] is_like_space(')')
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _795216)
   Exit: (226) [system] peek_char((0x55fbb4538270), ')')
   Call: (226) [system] ')'=')'
   Exit: (226) [system] ')'=')'
   Call: (226) [system] get_char((0x55fbb4538270), _799006)
   Exit: (226) [system] get_char((0x55fbb4538270), ')')
   Call: (226) [system] _777348=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_list(')', (0x55fbb4538270), [])
   Call: (225) [system] _678138=['E']
   Exit: (225) [system] ['E']=['E']
^  Exit: (224) [user] read_list(')', (0x55fbb4538270), ['E'])
   Call: (224) [system] _220044=[['OrLink', 'C', 'D'], 'E']
   Exit: (224) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (223) [user] read_list(')', (0x55fbb4538270), [['OrLink', 'C', 'D'], 'E'])
   Call: (223) [system] _5792=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (223) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (222) [user] read_list(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (221) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (221) [user] read_list(')', (0x55fbb4538270), _812888)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _814746)
   Exit: (223) [system] peek_char((0x55fbb4538270), ' ')
   Call: (223) [system] ' '=(;)
   Fail: (223) [system] ' '=(;)
   Call: (223) [system] ' '=(/)
   Fail: (223) [system] ' '=(/)
^  Call: (223) [user] is_like_space(' ')
   Call: (224) [system] char_type(' ', 'white')
   Exit: (224) [system] char_type(' ', 'white')
^  Exit: (223) [user] is_like_space(' ')
   Call: (223) [system] get_char((0x55fbb4538270), _824340)
   Exit: (223) [system] get_char((0x55fbb4538270), ' ')
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _827044)
   Exit: (224) [system] peek_char((0x55fbb4538270), '(')
   Call: (224) [system] '('=(;)
   Fail: (224) [system] '('=(;)
   Call: (224) [system] '('=(/)
   Fail: (224) [system] '('=(/)
^  Call: (224) [user] is_like_space('(')
   Call: (225) [system] char_type('(', 'white')
   Fail: (225) [system] char_type('(', 'white')
   Call: (225) [system] char_type('(', end_of_line)
   Fail: (225) [system] char_type('(', end_of_line)
   Call: (225) [system] char_type('(', space)
   Fail: (225) [system] char_type('(', space)
   Call: (225) [system] char_type('(', cntrl)
   Fail: (225) [system] char_type('(', cntrl)
^  Fail: (224) [user] is_like_space('(')
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _843978)
   Exit: (222) [system] peek_char((0x55fbb4538270), '(')
   Call: (222) [system] '('=')'
   Fail: (222) [system] '('=')'
   Call: (222) [system] '('=end_of_file
   Fail: (222) [system] '('=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55fbb4538270), _849548)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _851406)
   Exit: (224) [system] peek_char((0x55fbb4538270), '(')
   Call: (224) [system] '('=(;)
   Fail: (224) [system] '('=(;)
   Call: (224) [system] '('=(/)
   Fail: (224) [system] '('=(/)
^  Call: (224) [user] is_like_space('(')
   Call: (225) [system] char_type('(', 'white')
   Fail: (225) [system] char_type('(', 'white')
   Call: (225) [system] char_type('(', end_of_line)
   Fail: (225) [system] char_type('(', end_of_line)
   Call: (225) [system] char_type('(', space)
   Fail: (225) [system] char_type('(', space)
   Call: (225) [system] char_type('(', cntrl)
   Fail: (225) [system] char_type('(', cntrl)
^  Fail: (224) [user] is_like_space('(')
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] get_char((0x55fbb4538270), _867416)
   Exit: (223) [system] get_char((0x55fbb4538270), '(')
   Call: (223) [system] '('='('
   Exit: (223) [system] '('='('
^  Call: (223) [user] read_list(')', (0x55fbb4538270), _849548)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _872986)
   Exit: (225) [system] peek_char((0x55fbb4538270), 'I')
   Call: (225) [system] 'I'=(;)
   Fail: (225) [system] 'I'=(;)
   Call: (225) [system] 'I'=(/)
   Fail: (225) [system] 'I'=(/)
^  Call: (225) [user] is_like_space('I')
   Call: (226) [system] char_type('I', 'white')
   Fail: (226) [system] char_type('I', 'white')
   Call: (226) [system] char_type('I', end_of_line)
   Fail: (226) [system] char_type('I', end_of_line)
   Call: (226) [system] char_type('I', space)
   Fail: (226) [system] char_type('I', space)
   Call: (226) [system] char_type('I', cntrl)
   Fail: (226) [system] char_type('I', cntrl)
^  Fail: (225) [user] is_like_space('I')
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _888996)
   Exit: (224) [system] peek_char((0x55fbb4538270), 'I')
   Call: (224) [system] 'I'=')'
   Fail: (224) [system] 'I'=')'
   Call: (224) [system] 'I'=end_of_file
   Fail: (224) [system] 'I'=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55fbb4538270), _894566)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _896424)
   Exit: (226) [system] peek_char((0x55fbb4538270), 'I')
   Call: (226) [system] 'I'=(;)
   Fail: (226) [system] 'I'=(;)
   Call: (226) [system] 'I'=(/)
   Fail: (226) [system] 'I'=(/)
^  Call: (226) [user] is_like_space('I')
   Call: (227) [system] char_type('I', 'white')
   Fail: (227) [system] char_type('I', 'white')
   Call: (227) [system] char_type('I', end_of_line)
   Fail: (227) [system] char_type('I', end_of_line)
   Call: (227) [system] char_type('I', space)
   Fail: (227) [system] char_type('I', space)
   Call: (227) [system] char_type('I', cntrl)
   Fail: (227) [system] char_type('I', cntrl)
^  Fail: (226) [user] is_like_space('I')
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] get_char((0x55fbb4538270), _912434)
   Exit: (225) [system] get_char((0x55fbb4538270), 'I')
   Call: (225) [system] 'I'='('
   Fail: (225) [system] 'I'='('
   Call: (225) [system] 'I'='['
   Fail: (225) [system] 'I'='['
   Call: (225) [system] 'I'='{'
   Fail: (225) [system] 'I'='{'
   Call: (225) [system] 'I'='"'
   Fail: (225) [system] 'I'='"'
   Call: (225) [system] 'I'=!
   Fail: (225) [system] 'I'=!
   Call: (225) [system] 'I'='\''
   Fail: (225) [system] 'I'='\''
   Call: (225) [system] 'I'='`'
   Fail: (225) [system] 'I'='`'
   Call: (225) [system] 'I'=end_of_file
   Fail: (225) [system] 'I'=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55fbb4538270), 'I', _894566)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _930076)
   Call: (227) [system] peek_char((0x55fbb4538270), _931010)
   Exit: (227) [system] peek_char((0x55fbb4538270), m)
^  Call: (227) [user] is_delimiter(m)
   Call: (228) [system] char_type(m, space)
   Fail: (228) [system] char_type(m, space)
   Call: (228) [system] arg(_935730, v('(', ')', end_of_file), m)
   Fail: (228) [system] arg(_936662, v('(', ')', end_of_file), m)
^  Fail: (227) [user] is_delimiter(m)
   Call: (227) [system] ')'==m
   Fail: (227) [system] ')'==m
   Call: (227) [system] get_char((0x55fbb4538270), m)
   Exit: (227) [system] get_char((0x55fbb4538270), m)
   Call: (227) [system] m=(\)
   Fail: (227) [system] m=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _944012)
   Call: (228) [system] peek_char((0x55fbb4538270), _944946)
   Exit: (228) [system] peek_char((0x55fbb4538270), p)
^  Call: (228) [user] is_delimiter(p)
   Call: (229) [system] char_type(p, space)
   Fail: (229) [system] char_type(p, space)
   Call: (229) [system] arg(_949666, v('(', ')', end_of_file), p)
   Fail: (229) [system] arg(_950598, v('(', ')', end_of_file), p)
^  Fail: (228) [user] is_delimiter(p)
   Call: (228) [system] ')'==p
   Fail: (228) [system] ')'==p
   Call: (228) [system] get_char((0x55fbb4538270), p)
   Exit: (228) [system] get_char((0x55fbb4538270), p)
   Call: (228) [system] p=(\)
   Fail: (228) [system] p=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _957948)
   Call: (229) [system] peek_char((0x55fbb4538270), _958882)
   Exit: (229) [system] peek_char((0x55fbb4538270), l)
^  Call: (229) [user] is_delimiter(l)
   Call: (230) [system] char_type(l, space)
   Fail: (230) [system] char_type(l, space)
   Call: (230) [system] arg(_963602, v('(', ')', end_of_file), l)
   Fail: (230) [system] arg(_964534, v('(', ')', end_of_file), l)
^  Fail: (229) [user] is_delimiter(l)
   Call: (229) [system] ')'==l
   Fail: (229) [system] ')'==l
   Call: (229) [system] get_char((0x55fbb4538270), l)
   Exit: (229) [system] get_char((0x55fbb4538270), l)
   Call: (229) [system] l=(\)
   Fail: (229) [system] l=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _971884)
   Call: (230) [system] peek_char((0x55fbb4538270), _972818)
   Exit: (230) [system] peek_char((0x55fbb4538270), i)
^  Call: (230) [user] is_delimiter(i)
   Call: (231) [system] char_type(i, space)
   Fail: (231) [system] char_type(i, space)
   Call: (231) [system] arg(_977538, v('(', ')', end_of_file), i)
   Fail: (231) [system] arg(_978470, v('(', ')', end_of_file), i)
^  Fail: (230) [user] is_delimiter(i)
   Call: (230) [system] ')'==i
   Fail: (230) [system] ')'==i
   Call: (230) [system] get_char((0x55fbb4538270), i)
   Exit: (230) [system] get_char((0x55fbb4538270), i)
   Call: (230) [system] i=(\)
   Fail: (230) [system] i=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _985820)
   Call: (231) [system] peek_char((0x55fbb4538270), _986754)
   Exit: (231) [system] peek_char((0x55fbb4538270), c)
^  Call: (231) [user] is_delimiter(c)
   Call: (232) [system] char_type(c, space)
   Fail: (232) [system] char_type(c, space)
   Call: (232) [system] arg(_991474, v('(', ')', end_of_file), c)
   Fail: (232) [system] arg(_992406, v('(', ')', end_of_file), c)
^  Fail: (231) [user] is_delimiter(c)
   Call: (231) [system] ')'==c
   Fail: (231) [system] ')'==c
   Call: (231) [system] get_char((0x55fbb4538270), c)
   Exit: (231) [system] get_char((0x55fbb4538270), c)
   Call: (231) [system] c=(\)
   Fail: (231) [system] c=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _999756)
   Call: (232) [system] peek_char((0x55fbb4538270), _1000690)
   Exit: (232) [system] peek_char((0x55fbb4538270), a)
^  Call: (232) [user] is_delimiter(a)
   Call: (233) [system] char_type(a, space)
   Fail: (233) [system] char_type(a, space)
   Call: (233) [system] arg(_1005410, v('(', ')', end_of_file), a)
   Fail: (233) [system] arg(_1006342, v('(', ')', end_of_file), a)
^  Fail: (232) [user] is_delimiter(a)
   Call: (232) [system] ')'==a
   Fail: (232) [system] ')'==a
   Call: (232) [system] get_char((0x55fbb4538270), a)
   Exit: (232) [system] get_char((0x55fbb4538270), a)
   Call: (232) [system] a=(\)
   Fail: (232) [system] a=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _1013692)
   Call: (233) [system] peek_char((0x55fbb4538270), _1014626)
   Exit: (233) [system] peek_char((0x55fbb4538270), t)
^  Call: (233) [user] is_delimiter(t)
   Call: (234) [system] char_type(t, space)
   Fail: (234) [system] char_type(t, space)
   Call: (234) [system] arg(_1019346, v('(', ')', end_of_file), t)
   Fail: (234) [system] arg(_1020278, v('(', ')', end_of_file), t)
^  Fail: (233) [user] is_delimiter(t)
   Call: (233) [system] ')'==t
   Fail: (233) [system] ')'==t
   Call: (233) [system] get_char((0x55fbb4538270), t)
   Exit: (233) [system] get_char((0x55fbb4538270), t)
   Call: (233) [system] t=(\)
   Fail: (233) [system] t=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _1027628)
   Call: (234) [system] peek_char((0x55fbb4538270), _1028562)
   Exit: (234) [system] peek_char((0x55fbb4538270), i)
^  Call: (234) [user] is_delimiter(i)
   Call: (235) [system] char_type(i, space)
   Fail: (235) [system] char_type(i, space)
   Call: (235) [system] arg(_1033282, v('(', ')', end_of_file), i)
   Fail: (235) [system] arg(_1034214, v('(', ')', end_of_file), i)
^  Fail: (234) [user] is_delimiter(i)
   Call: (234) [system] ')'==i
   Fail: (234) [system] ')'==i
   Call: (234) [system] get_char((0x55fbb4538270), i)
   Exit: (234) [system] get_char((0x55fbb4538270), i)
   Call: (234) [system] i=(\)
   Fail: (234) [system] i=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _1041564)
   Call: (235) [system] peek_char((0x55fbb4538270), _1042498)
   Exit: (235) [system] peek_char((0x55fbb4538270), o)
^  Call: (235) [user] is_delimiter(o)
   Call: (236) [system] char_type(o, space)
   Fail: (236) [system] char_type(o, space)
   Call: (236) [system] arg(_1047218, v('(', ')', end_of_file), o)
   Fail: (236) [system] arg(_1048150, v('(', ')', end_of_file), o)
^  Fail: (235) [user] is_delimiter(o)
   Call: (235) [system] ')'==o
   Fail: (235) [system] ')'==o
   Call: (235) [system] get_char((0x55fbb4538270), o)
   Exit: (235) [system] get_char((0x55fbb4538270), o)
   Call: (235) [system] o=(\)
   Fail: (235) [system] o=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), _1055500)
   Call: (236) [system] peek_char((0x55fbb4538270), _1056434)
   Exit: (236) [system] peek_char((0x55fbb4538270), n)
^  Call: (236) [user] is_delimiter(n)
   Call: (237) [system] char_type(n, space)
   Fail: (237) [system] char_type(n, space)
   Call: (237) [system] arg(_1061154, v('(', ')', end_of_file), n)
   Fail: (237) [system] arg(_1062086, v('(', ')', end_of_file), n)
^  Fail: (236) [user] is_delimiter(n)
   Call: (236) [system] ')'==n
   Fail: (236) [system] ')'==n
   Call: (236) [system] get_char((0x55fbb4538270), n)
   Exit: (236) [system] get_char((0x55fbb4538270), n)
   Call: (236) [system] n=(\)
   Fail: (236) [system] n=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), _1069436)
   Call: (237) [system] peek_char((0x55fbb4538270), _1070370)
   Exit: (237) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (237) [user] is_delimiter(' ')
   Call: (238) [system] char_type(' ', space)
   Exit: (238) [system] char_type(' ', space)
^  Exit: (237) [user] is_delimiter(' ')
   Call: (237) [system] _1069436=[]
   Exit: (237) [system] []=[]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (236) [system] _1055500=[n]
   Exit: (236) [system] [n]=[n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (235) [system] _1041564=[o, n]
   Exit: (235) [system] [o, n]=[o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (234) [system] _1027628=[i, o, n]
   Exit: (234) [system] [i, o, n]=[i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (233) [system] _1013692=[t, i, o, n]
   Exit: (233) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (232) [system] _999756=[a, t, i, o, n]
   Exit: (232) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (231) [system] _985820=[c, a, t, i, o, n]
   Exit: (231) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (230) [system] _971884=[i, c, a, t, i, o, n]
   Exit: (230) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (229) [system] _957948=[l, i, c, a, t, i, o, n]
   Exit: (229) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (228) [system] _944012=[p, l, i, c, a, t, i, o, n]
   Exit: (228) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (227) [system] _930076=[m, p, l, i, c, a, t, i, o, n]
   Exit: (227) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (226) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _894566)
^  Call: (227) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _1107594)
^  Call: (229) [system] setup_call_cleanup('$notrace'(_1108546, _1108548), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1107594), _1108528, fail)), '$restore_trace'(_1108546, _1108548))
^  Call: (230) [system] sig_atomic(system:'$notrace'(_1108546, _1108548))
^  Exit: (229) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1107594), _1108528, fail)), system:'$restore_trace'(3, -1))
   Call: (228) [system] atomic(_1107594)
   Fail: (228) [system] atomic(_1107594)
   Call: (228) [system] atom_chars(_1107594, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (228) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (227) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (227) [system] integer('Implication')
   Fail: (227) [system] integer('Implication')
   Call: (227) [system] _894566='Implication'
   Exit: (227) [system] 'Implication'='Implication'
^  Exit: (226) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (225) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (224) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (224) [user] read_list(')', (0x55fbb4538270), _1122544)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1124402)
   Exit: (226) [system] peek_char((0x55fbb4538270), ' ')
   Call: (226) [system] ' '=(;)
   Fail: (226) [system] ' '=(;)
   Call: (226) [system] ' '=(/)
   Fail: (226) [system] ' '=(/)
^  Call: (226) [user] is_like_space(' ')
   Call: (227) [system] char_type(' ', 'white')
   Exit: (227) [system] char_type(' ', 'white')
^  Exit: (226) [user] is_like_space(' ')
   Call: (226) [system] get_char((0x55fbb4538270), _1133996)
   Exit: (226) [system] get_char((0x55fbb4538270), ' ')
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1136700)
   Exit: (227) [system] peek_char((0x55fbb4538270), '(')
   Call: (227) [system] '('=(;)
   Fail: (227) [system] '('=(;)
   Call: (227) [system] '('=(/)
   Fail: (227) [system] '('=(/)
^  Call: (227) [user] is_like_space('(')
   Call: (228) [system] char_type('(', 'white')
   Fail: (228) [system] char_type('(', 'white')
   Call: (228) [system] char_type('(', end_of_line)
   Fail: (228) [system] char_type('(', end_of_line)
   Call: (228) [system] char_type('(', space)
   Fail: (228) [system] char_type('(', space)
   Call: (228) [system] char_type('(', cntrl)
   Fail: (228) [system] char_type('(', cntrl)
^  Fail: (227) [user] is_like_space('(')
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1153634)
   Exit: (225) [system] peek_char((0x55fbb4538270), '(')
   Call: (225) [system] '('=')'
   Fail: (225) [system] '('=')'
   Call: (225) [system] '('=end_of_file
   Fail: (225) [system] '('=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55fbb4538270), _1159204)
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1161062)
   Exit: (227) [system] peek_char((0x55fbb4538270), '(')
   Call: (227) [system] '('=(;)
   Fail: (227) [system] '('=(;)
   Call: (227) [system] '('=(/)
   Fail: (227) [system] '('=(/)
^  Call: (227) [user] is_like_space('(')
   Call: (228) [system] char_type('(', 'white')
   Fail: (228) [system] char_type('(', 'white')
   Call: (228) [system] char_type('(', end_of_line)
   Fail: (228) [system] char_type('(', end_of_line)
   Call: (228) [system] char_type('(', space)
   Fail: (228) [system] char_type('(', space)
   Call: (228) [system] char_type('(', cntrl)
   Fail: (228) [system] char_type('(', cntrl)
^  Fail: (227) [user] is_like_space('(')
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] get_char((0x55fbb4538270), _1177072)
   Exit: (226) [system] get_char((0x55fbb4538270), '(')
   Call: (226) [system] '('='('
   Exit: (226) [system] '('='('
^  Call: (226) [user] read_list(')', (0x55fbb4538270), _1159204)
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _1182642)
   Exit: (228) [system] peek_char((0x55fbb4538270), 'O')
   Call: (228) [system] 'O'=(;)
   Fail: (228) [system] 'O'=(;)
   Call: (228) [system] 'O'=(/)
   Fail: (228) [system] 'O'=(/)
^  Call: (228) [user] is_like_space('O')
   Call: (229) [system] char_type('O', 'white')
   Fail: (229) [system] char_type('O', 'white')
   Call: (229) [system] char_type('O', end_of_line)
   Fail: (229) [system] char_type('O', end_of_line)
   Call: (229) [system] char_type('O', space)
   Fail: (229) [system] char_type('O', space)
   Call: (229) [system] char_type('O', cntrl)
   Fail: (229) [system] char_type('O', cntrl)
^  Fail: (228) [user] is_like_space('O')
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1198652)
   Exit: (227) [system] peek_char((0x55fbb4538270), 'O')
   Call: (227) [system] 'O'=')'
   Fail: (227) [system] 'O'=')'
   Call: (227) [system] 'O'=end_of_file
   Fail: (227) [system] 'O'=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55fbb4538270), _1204222)
^  Call: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _1206080)
   Exit: (229) [system] peek_char((0x55fbb4538270), 'O')
   Call: (229) [system] 'O'=(;)
   Fail: (229) [system] 'O'=(;)
   Call: (229) [system] 'O'=(/)
   Fail: (229) [system] 'O'=(/)
^  Call: (229) [user] is_like_space('O')
   Call: (230) [system] char_type('O', 'white')
   Fail: (230) [system] char_type('O', 'white')
   Call: (230) [system] char_type('O', end_of_line)
   Fail: (230) [system] char_type('O', end_of_line)
   Call: (230) [system] char_type('O', space)
   Fail: (230) [system] char_type('O', space)
   Call: (230) [system] char_type('O', cntrl)
   Fail: (230) [system] char_type('O', cntrl)
^  Fail: (229) [user] is_like_space('O')
^  Exit: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] get_char((0x55fbb4538270), _1222090)
   Exit: (228) [system] get_char((0x55fbb4538270), 'O')
   Call: (228) [system] 'O'='('
   Fail: (228) [system] 'O'='('
   Call: (228) [system] 'O'='['
   Fail: (228) [system] 'O'='['
   Call: (228) [system] 'O'='{'
   Fail: (228) [system] 'O'='{'
   Call: (228) [system] 'O'='"'
   Fail: (228) [system] 'O'='"'
   Call: (228) [system] 'O'=!
   Fail: (228) [system] 'O'=!
   Call: (228) [system] 'O'='\''
   Fail: (228) [system] 'O'='\''
   Call: (228) [system] 'O'='`'
   Fail: (228) [system] 'O'='`'
   Call: (228) [system] 'O'=end_of_file
   Fail: (228) [system] 'O'=end_of_file
^  Call: (228) [user] read_symbolic(')', (0x55fbb4538270), 'O', _1204222)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _1239732)
   Call: (230) [system] peek_char((0x55fbb4538270), _1240666)
   Exit: (230) [system] peek_char((0x55fbb4538270), r)
^  Call: (230) [user] is_delimiter(r)
   Call: (231) [system] char_type(r, space)
   Fail: (231) [system] char_type(r, space)
   Call: (231) [system] arg(_1245386, v('(', ')', end_of_file), r)
   Fail: (231) [system] arg(_1246318, v('(', ')', end_of_file), r)
^  Fail: (230) [user] is_delimiter(r)
   Call: (230) [system] ')'==r
   Fail: (230) [system] ')'==r
   Call: (230) [system] get_char((0x55fbb4538270), r)
   Exit: (230) [system] get_char((0x55fbb4538270), r)
   Call: (230) [system] r=(\)
   Fail: (230) [system] r=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _1253668)
   Call: (231) [system] peek_char((0x55fbb4538270), _1254602)
   Exit: (231) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (231) [user] is_delimiter('L')
   Call: (232) [system] char_type('L', space)
   Fail: (232) [system] char_type('L', space)
   Call: (232) [system] arg(_1259322, v('(', ')', end_of_file), 'L')
   Fail: (232) [system] arg(_1260254, v('(', ')', end_of_file), 'L')
^  Fail: (231) [user] is_delimiter('L')
   Call: (231) [system] ')'=='L'
   Fail: (231) [system] ')'=='L'
   Call: (231) [system] get_char((0x55fbb4538270), 'L')
   Exit: (231) [system] get_char((0x55fbb4538270), 'L')
   Call: (231) [system] 'L'=(\)
   Fail: (231) [system] 'L'=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _1267604)
   Call: (232) [system] peek_char((0x55fbb4538270), _1268538)
   Exit: (232) [system] peek_char((0x55fbb4538270), i)
^  Call: (232) [user] is_delimiter(i)
   Call: (233) [system] char_type(i, space)
   Fail: (233) [system] char_type(i, space)
   Call: (233) [system] arg(_1273258, v('(', ')', end_of_file), i)
   Fail: (233) [system] arg(_1274190, v('(', ')', end_of_file), i)
^  Fail: (232) [user] is_delimiter(i)
   Call: (232) [system] ')'==i
   Fail: (232) [system] ')'==i
   Call: (232) [system] get_char((0x55fbb4538270), i)
   Exit: (232) [system] get_char((0x55fbb4538270), i)
   Call: (232) [system] i=(\)
   Fail: (232) [system] i=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _1281540)
   Call: (233) [system] peek_char((0x55fbb4538270), _1282474)
   Exit: (233) [system] peek_char((0x55fbb4538270), n)
^  Call: (233) [user] is_delimiter(n)
   Call: (234) [system] char_type(n, space)
   Fail: (234) [system] char_type(n, space)
   Call: (234) [system] arg(_1287194, v('(', ')', end_of_file), n)
   Fail: (234) [system] arg(_1288126, v('(', ')', end_of_file), n)
^  Fail: (233) [user] is_delimiter(n)
   Call: (233) [system] ')'==n
   Fail: (233) [system] ')'==n
   Call: (233) [system] get_char((0x55fbb4538270), n)
   Exit: (233) [system] get_char((0x55fbb4538270), n)
   Call: (233) [system] n=(\)
   Fail: (233) [system] n=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _1295476)
   Call: (234) [system] peek_char((0x55fbb4538270), _1296410)
   Exit: (234) [system] peek_char((0x55fbb4538270), k)
^  Call: (234) [user] is_delimiter(k)
   Call: (235) [system] char_type(k, space)
   Fail: (235) [system] char_type(k, space)
   Call: (235) [system] arg(_1301130, v('(', ')', end_of_file), k)
   Fail: (235) [system] arg(_1302062, v('(', ')', end_of_file), k)
^  Fail: (234) [user] is_delimiter(k)
   Call: (234) [system] ')'==k
   Fail: (234) [system] ')'==k
   Call: (234) [system] get_char((0x55fbb4538270), k)
   Exit: (234) [system] get_char((0x55fbb4538270), k)
   Call: (234) [system] k=(\)
   Fail: (234) [system] k=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _1309412)
   Call: (235) [system] peek_char((0x55fbb4538270), _1310346)
   Exit: (235) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (235) [user] is_delimiter(' ')
   Call: (236) [system] char_type(' ', space)
   Exit: (236) [system] char_type(' ', space)
^  Exit: (235) [user] is_delimiter(' ')
   Call: (235) [system] _1309412=[]
   Exit: (235) [system] []=[]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (234) [system] _1295476=[k]
   Exit: (234) [system] [k]=[k]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (233) [system] _1281540=[n, k]
   Exit: (233) [system] [n, k]=[n, k]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (232) [system] _1267604=[i, n, k]
   Exit: (232) [system] [i, n, k]=[i, n, k]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (231) [system] _1253668=['L', i, n, k]
   Exit: (231) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (230) [system] _1239732=[r, 'L', i, n, k]
   Exit: (230) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (229) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _1204222)
^  Call: (230) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _1333600)
^  Call: (232) [system] setup_call_cleanup('$notrace'(_1334552, _1334554), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1333600), _1334534, fail)), '$restore_trace'(_1334552, _1334554))
^  Call: (233) [system] sig_atomic(system:'$notrace'(_1334552, _1334554))
^  Exit: (232) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1333600), _1334534, fail)), system:'$restore_trace'(3, -1))
   Call: (231) [system] atomic(_1333600)
   Fail: (231) [system] atomic(_1333600)
   Call: (231) [system] atom_chars(_1333600, ['O', r, 'L', i, n, k])
   Exit: (231) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (230) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (230) [system] integer('OrLink')
   Fail: (230) [system] integer('OrLink')
   Call: (230) [system] _1204222='OrLink'
   Exit: (230) [system] 'OrLink'='OrLink'
^  Exit: (229) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (228) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (227) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (227) [user] read_list(')', (0x55fbb4538270), _1348550)
^  Call: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _1350408)
   Exit: (229) [system] peek_char((0x55fbb4538270), ' ')
   Call: (229) [system] ' '=(;)
   Fail: (229) [system] ' '=(;)
   Call: (229) [system] ' '=(/)
   Fail: (229) [system] ' '=(/)
^  Call: (229) [user] is_like_space(' ')
   Call: (230) [system] char_type(' ', 'white')
   Exit: (230) [system] char_type(' ', 'white')
^  Exit: (229) [user] is_like_space(' ')
   Call: (229) [system] get_char((0x55fbb4538270), _1360002)
   Exit: (229) [system] get_char((0x55fbb4538270), ' ')
^  Call: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _1362706)
   Exit: (230) [system] peek_char((0x55fbb4538270), 'C')
   Call: (230) [system] 'C'=(;)
   Fail: (230) [system] 'C'=(;)
   Call: (230) [system] 'C'=(/)
   Fail: (230) [system] 'C'=(/)
^  Call: (230) [user] is_like_space('C')
   Call: (231) [system] char_type('C', 'white')
   Fail: (231) [system] char_type('C', 'white')
   Call: (231) [system] char_type('C', end_of_line)
   Fail: (231) [system] char_type('C', end_of_line)
   Call: (231) [system] char_type('C', space)
   Fail: (231) [system] char_type('C', space)
   Call: (231) [system] char_type('C', cntrl)
   Fail: (231) [system] char_type('C', cntrl)
^  Fail: (230) [user] is_like_space('C')
^  Exit: (229) [user] skip_spaces((0x55fbb4538270))
^  Exit: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _1379640)
   Exit: (228) [system] peek_char((0x55fbb4538270), 'C')
   Call: (228) [system] 'C'=')'
   Fail: (228) [system] 'C'=')'
   Call: (228) [system] 'C'=end_of_file
   Fail: (228) [system] 'C'=end_of_file
^  Call: (228) [user] cont_sexpr(')', (0x55fbb4538270), _1385210)
^  Call: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _1387068)
   Exit: (230) [system] peek_char((0x55fbb4538270), 'C')
   Call: (230) [system] 'C'=(;)
   Fail: (230) [system] 'C'=(;)
   Call: (230) [system] 'C'=(/)
   Fail: (230) [system] 'C'=(/)
^  Call: (230) [user] is_like_space('C')
   Call: (231) [system] char_type('C', 'white')
   Fail: (231) [system] char_type('C', 'white')
   Call: (231) [system] char_type('C', end_of_line)
   Fail: (231) [system] char_type('C', end_of_line)
   Call: (231) [system] char_type('C', space)
   Fail: (231) [system] char_type('C', space)
   Call: (231) [system] char_type('C', cntrl)
   Fail: (231) [system] char_type('C', cntrl)
^  Fail: (230) [user] is_like_space('C')
^  Exit: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] get_char((0x55fbb4538270), _1403078)
   Exit: (229) [system] get_char((0x55fbb4538270), 'C')
   Call: (229) [system] 'C'='('
   Fail: (229) [system] 'C'='('
   Call: (229) [system] 'C'='['
   Fail: (229) [system] 'C'='['
   Call: (229) [system] 'C'='{'
   Fail: (229) [system] 'C'='{'
   Call: (229) [system] 'C'='"'
   Fail: (229) [system] 'C'='"'
   Call: (229) [system] 'C'=!
   Fail: (229) [system] 'C'=!
   Call: (229) [system] 'C'='\''
   Fail: (229) [system] 'C'='\''
   Call: (229) [system] 'C'='`'
   Fail: (229) [system] 'C'='`'
   Call: (229) [system] 'C'=end_of_file
   Fail: (229) [system] 'C'=end_of_file
^  Call: (229) [user] read_symbolic(')', (0x55fbb4538270), 'C', _1385210)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _1420720)
   Call: (231) [system] peek_char((0x55fbb4538270), _1421654)
   Exit: (231) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (231) [user] is_delimiter(' ')
   Call: (232) [system] char_type(' ', space)
   Exit: (232) [system] char_type(' ', space)
^  Exit: (231) [user] is_delimiter(' ')
   Call: (231) [system] _1420720=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (230) [user] classify_and_convert_charseq(['C'], _1385210)
^  Call: (231) [user] classify_and_convert_charseq_(['C'], _1430938)
^  Call: (233) [system] setup_call_cleanup('$notrace'(_1431890, _1431892), once(user:catch(read_from_chars(['C'], _1430938), _1431872, fail)), '$restore_trace'(_1431890, _1431892))
^  Call: (234) [system] sig_atomic(system:'$notrace'(_1431890, _1431892))
^  Exit: (233) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1430938), _1431872, fail)), system:'$restore_trace'(3, -1))
   Call: (232) [system] atomic(_1430938)
   Fail: (232) [system] atomic(_1430938)
   Call: (232) [system] atom_chars(_1430938, ['C'])
   Exit: (232) [system] atom_chars('C', ['C'])
^  Exit: (231) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (231) [system] integer('C')
   Fail: (231) [system] integer('C')
   Call: (231) [system] _1385210='C'
   Exit: (231) [system] 'C'='C'
^  Exit: (230) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (229) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (228) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (228) [user] read_list(')', (0x55fbb4538270), _1445888)
^  Call: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _1447746)
   Exit: (230) [system] peek_char((0x55fbb4538270), ' ')
   Call: (230) [system] ' '=(;)
   Fail: (230) [system] ' '=(;)
   Call: (230) [system] ' '=(/)
   Fail: (230) [system] ' '=(/)
^  Call: (230) [user] is_like_space(' ')
   Call: (231) [system] char_type(' ', 'white')
   Exit: (231) [system] char_type(' ', 'white')
^  Exit: (230) [user] is_like_space(' ')
   Call: (230) [system] get_char((0x55fbb4538270), _1457340)
   Exit: (230) [system] get_char((0x55fbb4538270), ' ')
^  Call: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] peek_char((0x55fbb4538270), _1460044)
   Exit: (231) [system] peek_char((0x55fbb4538270), 'D')
   Call: (231) [system] 'D'=(;)
   Fail: (231) [system] 'D'=(;)
   Call: (231) [system] 'D'=(/)
   Fail: (231) [system] 'D'=(/)
^  Call: (231) [user] is_like_space('D')
   Call: (232) [system] char_type('D', 'white')
   Fail: (232) [system] char_type('D', 'white')
   Call: (232) [system] char_type('D', end_of_line)
   Fail: (232) [system] char_type('D', end_of_line)
   Call: (232) [system] char_type('D', space)
   Fail: (232) [system] char_type('D', space)
   Call: (232) [system] char_type('D', cntrl)
   Fail: (232) [system] char_type('D', cntrl)
^  Fail: (231) [user] is_like_space('D')
^  Exit: (230) [user] skip_spaces((0x55fbb4538270))
^  Exit: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _1476978)
   Exit: (229) [system] peek_char((0x55fbb4538270), 'D')
   Call: (229) [system] 'D'=')'
   Fail: (229) [system] 'D'=')'
   Call: (229) [system] 'D'=end_of_file
   Fail: (229) [system] 'D'=end_of_file
^  Call: (229) [user] cont_sexpr(')', (0x55fbb4538270), _1482548)
^  Call: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] peek_char((0x55fbb4538270), _1484406)
   Exit: (231) [system] peek_char((0x55fbb4538270), 'D')
   Call: (231) [system] 'D'=(;)
   Fail: (231) [system] 'D'=(;)
   Call: (231) [system] 'D'=(/)
   Fail: (231) [system] 'D'=(/)
^  Call: (231) [user] is_like_space('D')
   Call: (232) [system] char_type('D', 'white')
   Fail: (232) [system] char_type('D', 'white')
   Call: (232) [system] char_type('D', end_of_line)
   Fail: (232) [system] char_type('D', end_of_line)
   Call: (232) [system] char_type('D', space)
   Fail: (232) [system] char_type('D', space)
   Call: (232) [system] char_type('D', cntrl)
   Fail: (232) [system] char_type('D', cntrl)
^  Fail: (231) [user] is_like_space('D')
^  Exit: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] get_char((0x55fbb4538270), _1500416)
   Exit: (230) [system] get_char((0x55fbb4538270), 'D')
   Call: (230) [system] 'D'='('
   Fail: (230) [system] 'D'='('
   Call: (230) [system] 'D'='['
   Fail: (230) [system] 'D'='['
   Call: (230) [system] 'D'='{'
   Fail: (230) [system] 'D'='{'
   Call: (230) [system] 'D'='"'
   Fail: (230) [system] 'D'='"'
   Call: (230) [system] 'D'=!
   Fail: (230) [system] 'D'=!
   Call: (230) [system] 'D'='\''
   Fail: (230) [system] 'D'='\''
   Call: (230) [system] 'D'='`'
   Fail: (230) [system] 'D'='`'
   Call: (230) [system] 'D'=end_of_file
   Fail: (230) [system] 'D'=end_of_file
^  Call: (230) [user] read_symbolic(')', (0x55fbb4538270), 'D', _1482548)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _1518058)
   Call: (232) [system] peek_char((0x55fbb4538270), _1518992)
   Exit: (232) [system] peek_char((0x55fbb4538270), ')')
^  Call: (232) [user] is_delimiter(')')
   Call: (233) [system] char_type(')', space)
   Fail: (233) [system] char_type(')', space)
   Call: (233) [system] arg(_1523712, v('(', ')', end_of_file), ')')
   Exit: (233) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (232) [user] is_delimiter(')')
   Call: (232) [system] _1518058=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (231) [user] classify_and_convert_charseq(['D'], _1482548)
^  Call: (232) [user] classify_and_convert_charseq_(['D'], _1530148)
^  Call: (234) [system] setup_call_cleanup('$notrace'(_1531100, _1531102), once(user:catch(read_from_chars(['D'], _1530148), _1531082, fail)), '$restore_trace'(_1531100, _1531102))
^  Call: (235) [system] sig_atomic(system:'$notrace'(_1531100, _1531102))
^  Exit: (234) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _1530148), _1531082, fail)), system:'$restore_trace'(3, -1))
   Call: (233) [system] atomic(_1530148)
   Fail: (233) [system] atomic(_1530148)
   Call: (233) [system] atom_chars(_1530148, ['D'])
   Exit: (233) [system] atom_chars('D', ['D'])
^  Exit: (232) [user] classify_and_convert_charseq_(['D'], 'D')
   Call: (232) [system] integer('D')
   Fail: (232) [system] integer('D')
   Call: (232) [system] _1482548='D'
   Exit: (232) [system] 'D'='D'
^  Exit: (231) [user] classify_and_convert_charseq(['D'], 'D')
^  Exit: (230) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'D')
^  Exit: (229) [user] cont_sexpr(')', (0x55fbb4538270), 'D')
^  Call: (229) [user] read_list(')', (0x55fbb4538270), _1545098)
^  Call: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] peek_char((0x55fbb4538270), _1546956)
   Exit: (231) [system] peek_char((0x55fbb4538270), ')')
   Call: (231) [system] ')'=(;)
   Fail: (231) [system] ')'=(;)
   Call: (231) [system] ')'=(/)
   Fail: (231) [system] ')'=(/)
^  Call: (231) [user] is_like_space(')')
   Call: (232) [system] char_type(')', 'white')
   Fail: (232) [system] char_type(')', 'white')
   Call: (232) [system] char_type(')', end_of_line)
   Fail: (232) [system] char_type(')', end_of_line)
   Call: (232) [system] char_type(')', space)
   Fail: (232) [system] char_type(')', space)
   Call: (232) [system] char_type(')', cntrl)
   Fail: (232) [system] char_type(')', cntrl)
^  Fail: (231) [user] is_like_space(')')
^  Exit: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _1562966)
   Exit: (230) [system] peek_char((0x55fbb4538270), ')')
   Call: (230) [system] ')'=')'
   Exit: (230) [system] ')'=')'
   Call: (230) [system] get_char((0x55fbb4538270), _1566756)
   Exit: (230) [system] get_char((0x55fbb4538270), ')')
   Call: (230) [system] _1545098=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_list(')', (0x55fbb4538270), [])
   Call: (229) [system] _1445888=['D']
   Exit: (229) [system] ['D']=['D']
^  Exit: (228) [user] read_list(')', (0x55fbb4538270), ['D'])
   Call: (228) [system] _1348550=['C', 'D']
   Exit: (228) [system] ['C', 'D']=['C', 'D']
^  Exit: (227) [user] read_list(')', (0x55fbb4538270), ['C', 'D'])
   Call: (227) [system] _1159204=['OrLink', 'C', 'D']
   Exit: (227) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (226) [user] read_list(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Exit: (225) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Call: (225) [user] read_list(')', (0x55fbb4538270), _1580638)
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1582496)
   Exit: (227) [system] peek_char((0x55fbb4538270), ' ')
   Call: (227) [system] ' '=(;)
   Fail: (227) [system] ' '=(;)
   Call: (227) [system] ' '=(/)
   Fail: (227) [system] ' '=(/)
^  Call: (227) [user] is_like_space(' ')
   Call: (228) [system] char_type(' ', 'white')
   Exit: (228) [system] char_type(' ', 'white')
^  Exit: (227) [user] is_like_space(' ')
   Call: (227) [system] get_char((0x55fbb4538270), _1592090)
   Exit: (227) [system] get_char((0x55fbb4538270), ' ')
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _1594794)
   Exit: (228) [system] peek_char((0x55fbb4538270), 'E')
   Call: (228) [system] 'E'=(;)
   Fail: (228) [system] 'E'=(;)
   Call: (228) [system] 'E'=(/)
   Fail: (228) [system] 'E'=(/)
^  Call: (228) [user] is_like_space('E')
   Call: (229) [system] char_type('E', 'white')
   Fail: (229) [system] char_type('E', 'white')
   Call: (229) [system] char_type('E', end_of_line)
   Fail: (229) [system] char_type('E', end_of_line)
   Call: (229) [system] char_type('E', space)
   Fail: (229) [system] char_type('E', space)
   Call: (229) [system] char_type('E', cntrl)
   Fail: (229) [system] char_type('E', cntrl)
^  Fail: (228) [user] is_like_space('E')
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1611728)
   Exit: (226) [system] peek_char((0x55fbb4538270), 'E')
   Call: (226) [system] 'E'=')'
   Fail: (226) [system] 'E'=')'
   Call: (226) [system] 'E'=end_of_file
   Fail: (226) [system] 'E'=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55fbb4538270), _1617298)
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _1619156)
   Exit: (228) [system] peek_char((0x55fbb4538270), 'E')
   Call: (228) [system] 'E'=(;)
   Fail: (228) [system] 'E'=(;)
   Call: (228) [system] 'E'=(/)
   Fail: (228) [system] 'E'=(/)
^  Call: (228) [user] is_like_space('E')
   Call: (229) [system] char_type('E', 'white')
   Fail: (229) [system] char_type('E', 'white')
   Call: (229) [system] char_type('E', end_of_line)
   Fail: (229) [system] char_type('E', end_of_line)
   Call: (229) [system] char_type('E', space)
   Fail: (229) [system] char_type('E', space)
   Call: (229) [system] char_type('E', cntrl)
   Fail: (229) [system] char_type('E', cntrl)
^  Fail: (228) [user] is_like_space('E')
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] get_char((0x55fbb4538270), _1635166)
   Exit: (227) [system] get_char((0x55fbb4538270), 'E')
   Call: (227) [system] 'E'='('
   Fail: (227) [system] 'E'='('
   Call: (227) [system] 'E'='['
   Fail: (227) [system] 'E'='['
   Call: (227) [system] 'E'='{'
   Fail: (227) [system] 'E'='{'
   Call: (227) [system] 'E'='"'
   Fail: (227) [system] 'E'='"'
   Call: (227) [system] 'E'=!
   Fail: (227) [system] 'E'=!
   Call: (227) [system] 'E'='\''
   Fail: (227) [system] 'E'='\''
   Call: (227) [system] 'E'='`'
   Fail: (227) [system] 'E'='`'
   Call: (227) [system] 'E'=end_of_file
   Fail: (227) [system] 'E'=end_of_file
^  Call: (227) [user] read_symbolic(')', (0x55fbb4538270), 'E', _1617298)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _1652808)
   Call: (229) [system] peek_char((0x55fbb4538270), _1653742)
   Exit: (229) [system] peek_char((0x55fbb4538270), ')')
^  Call: (229) [user] is_delimiter(')')
   Call: (230) [system] char_type(')', space)
   Fail: (230) [system] char_type(')', space)
   Call: (230) [system] arg(_1658462, v('(', ')', end_of_file), ')')
   Exit: (230) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (229) [user] is_delimiter(')')
   Call: (229) [system] _1652808=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (228) [user] classify_and_convert_charseq(['E'], _1617298)
^  Call: (229) [user] classify_and_convert_charseq_(['E'], _1664898)
^  Call: (231) [system] setup_call_cleanup('$notrace'(_1665850, _1665852), once(user:catch(read_from_chars(['E'], _1664898), _1665832, fail)), '$restore_trace'(_1665850, _1665852))
^  Call: (232) [system] sig_atomic(system:'$notrace'(_1665850, _1665852))
^  Exit: (231) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _1664898), _1665832, fail)), system:'$restore_trace'(3, -1))
   Call: (230) [system] atomic(_1664898)
   Fail: (230) [system] atomic(_1664898)
   Call: (230) [system] atom_chars(_1664898, ['E'])
   Exit: (230) [system] atom_chars('E', ['E'])
^  Exit: (229) [user] classify_and_convert_charseq_(['E'], 'E')
   Call: (229) [system] integer('E')
   Fail: (229) [system] integer('E')
   Call: (229) [system] _1617298='E'
   Exit: (229) [system] 'E'='E'
^  Exit: (228) [user] classify_and_convert_charseq(['E'], 'E')
^  Exit: (227) [user] read_symbolic(')', (0x55fbb4538270), 'E', 'E')
^  Exit: (226) [user] cont_sexpr(')', (0x55fbb4538270), 'E')
^  Call: (226) [user] read_list(')', (0x55fbb4538270), _1679848)
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _1681706)
   Exit: (228) [system] peek_char((0x55fbb4538270), ')')
   Call: (228) [system] ')'=(;)
   Fail: (228) [system] ')'=(;)
   Call: (228) [system] ')'=(/)
   Fail: (228) [system] ')'=(/)
^  Call: (228) [user] is_like_space(')')
   Call: (229) [system] char_type(')', 'white')
   Fail: (229) [system] char_type(')', 'white')
   Call: (229) [system] char_type(')', end_of_line)
   Fail: (229) [system] char_type(')', end_of_line)
   Call: (229) [system] char_type(')', space)
   Fail: (229) [system] char_type(')', space)
   Call: (229) [system] char_type(')', cntrl)
   Fail: (229) [system] char_type(')', cntrl)
^  Fail: (228) [user] is_like_space(')')
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1697716)
   Exit: (227) [system] peek_char((0x55fbb4538270), ')')
   Call: (227) [system] ')'=')'
   Exit: (227) [system] ')'=')'
   Call: (227) [system] get_char((0x55fbb4538270), _1701506)
   Exit: (227) [system] get_char((0x55fbb4538270), ')')
   Call: (227) [system] _1679848=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_list(')', (0x55fbb4538270), [])
   Call: (226) [system] _1580638=['E']
   Exit: (226) [system] ['E']=['E']
^  Exit: (225) [user] read_list(')', (0x55fbb4538270), ['E'])
   Call: (225) [system] _1122544=[['OrLink', 'C', 'D'], 'E']
   Exit: (225) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (224) [user] read_list(')', (0x55fbb4538270), [['OrLink', 'C', 'D'], 'E'])
   Call: (224) [system] _849548=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (224) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (223) [user] read_list(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (222) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (222) [user] read_list(')', (0x55fbb4538270), _1715388)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1717246)
   Exit: (224) [system] peek_char((0x55fbb4538270), ')')
   Call: (224) [system] ')'=(;)
   Fail: (224) [system] ')'=(;)
   Call: (224) [system] ')'=(/)
   Fail: (224) [system] ')'=(/)
^  Call: (224) [user] is_like_space(')')
   Call: (225) [system] char_type(')', 'white')
   Fail: (225) [system] char_type(')', 'white')
   Call: (225) [system] char_type(')', end_of_line)
   Fail: (225) [system] char_type(')', end_of_line)
   Call: (225) [system] char_type(')', space)
   Fail: (225) [system] char_type(')', space)
   Call: (225) [system] char_type(')', cntrl)
   Fail: (225) [system] char_type(')', cntrl)
^  Fail: (224) [user] is_like_space(')')
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _1733256)
   Exit: (223) [system] peek_char((0x55fbb4538270), ')')
   Call: (223) [system] ')'=')'
   Exit: (223) [system] ')'=')'
   Call: (223) [system] get_char((0x55fbb4538270), _1737046)
   Exit: (223) [system] get_char((0x55fbb4538270), ')')
   Call: (223) [system] _1715388=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_list(')', (0x55fbb4538270), [])
   Call: (222) [system] _812888=[['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (222) [system] [['Implication', ['OrLink', 'C', 'D'], 'E']]=[['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (221) [user] read_list(')', (0x55fbb4538270), [['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (221) [system] _5788=[['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (221) [system] [['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]=[['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (220) [user] read_list(')', (0x55fbb4538270), [['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (220) [system] _5780=['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (220) [system] ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]=['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (219) [user] read_list(')', (0x55fbb4538270), ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Exit: (218) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Call: (218) [user] read_list(')', (0x55fbb4538270), _1750928)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _1752786)
   Exit: (220) [system] peek_char((0x55fbb4538270), ')')
   Call: (220) [system] ')'=(;)
   Fail: (220) [system] ')'=(;)
   Call: (220) [system] ')'=(/)
   Fail: (220) [system] ')'=(/)
^  Call: (220) [user] is_like_space(')')
   Call: (221) [system] char_type(')', 'white')
   Fail: (221) [system] char_type(')', 'white')
   Call: (221) [system] char_type(')', end_of_line)
   Fail: (221) [system] char_type(')', end_of_line)
   Call: (221) [system] char_type(')', space)
   Fail: (221) [system] char_type(')', space)
   Call: (221) [system] char_type(')', cntrl)
   Fail: (221) [system] char_type(')', cntrl)
^  Fail: (220) [user] is_like_space(')')
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _1768796)
   Exit: (219) [system] peek_char((0x55fbb4538270), ')')
   Call: (219) [system] ')'=')'
   Exit: (219) [system] ')'=')'
   Call: (219) [system] get_char((0x55fbb4538270), _1772586)
   Exit: (219) [system] get_char((0x55fbb4538270), ')')
   Call: (219) [system] _1750928=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_list(')', (0x55fbb4538270), [])
   Call: (218) [system] _5776=[['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (218) [system] [['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (217) [user] read_list(')', (0x55fbb4538270), [['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (217) [system] _5752=[['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (217) [system] [['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (216) [user] read_list(')', (0x55fbb4538270), [['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (216) [system] _5744=[:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (216) [system] [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (215) [user] read_list(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Exit: (214) [user] cont_sexpr(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Call: (214) [user] read_list(')', (0x55fbb4538270), _1786468)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1788326)
   Exit: (216) [system] peek_char((0x55fbb4538270), '\n')
   Call: (216) [system] '\n'=(;)
   Fail: (216) [system] '\n'=(;)
   Call: (216) [system] '\n'=(/)
   Fail: (216) [system] '\n'=(/)
^  Call: (216) [user] is_like_space('\n')
   Call: (217) [system] char_type('\n', 'white')
   Fail: (217) [system] char_type('\n', 'white')
   Call: (217) [system] char_type('\n', end_of_line)
   Exit: (217) [system] char_type('\n', end_of_line)
^  Exit: (216) [user] is_like_space('\n')
   Call: (216) [system] get_char((0x55fbb4538270), _1799776)
   Exit: (216) [system] get_char((0x55fbb4538270), '\n')
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1802480)
   Exit: (217) [system] peek_char((0x55fbb4538270), '\t')
   Call: (217) [system] '\t'=(;)
   Fail: (217) [system] '\t'=(;)
   Call: (217) [system] '\t'=(/)
   Fail: (217) [system] '\t'=(/)
^  Call: (217) [user] is_like_space('\t')
   Call: (218) [system] char_type('\t', 'white')
   Exit: (218) [system] char_type('\t', 'white')
^  Exit: (217) [user] is_like_space('\t')
   Call: (217) [system] get_char((0x55fbb4538270), _1812074)
   Exit: (217) [system] get_char((0x55fbb4538270), '\t')
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1814778)
   Exit: (218) [system] peek_char((0x55fbb4538270), '\t')
   Call: (218) [system] '\t'=(;)
   Fail: (218) [system] '\t'=(;)
   Call: (218) [system] '\t'=(/)
   Fail: (218) [system] '\t'=(/)
^  Call: (218) [user] is_like_space('\t')
   Call: (219) [system] char_type('\t', 'white')
   Exit: (219) [system] char_type('\t', 'white')
^  Exit: (218) [user] is_like_space('\t')
   Call: (218) [system] get_char((0x55fbb4538270), _1824372)
   Exit: (218) [system] get_char((0x55fbb4538270), '\t')
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _1827076)
   Exit: (219) [system] peek_char((0x55fbb4538270), ' ')
   Call: (219) [system] ' '=(;)
   Fail: (219) [system] ' '=(;)
   Call: (219) [system] ' '=(/)
   Fail: (219) [system] ' '=(/)
^  Call: (219) [user] is_like_space(' ')
   Call: (220) [system] char_type(' ', 'white')
   Exit: (220) [system] char_type(' ', 'white')
^  Exit: (219) [user] is_like_space(' ')
   Call: (219) [system] get_char((0x55fbb4538270), _1836670)
   Exit: (219) [system] get_char((0x55fbb4538270), ' ')
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _1839374)
   Exit: (220) [system] peek_char((0x55fbb4538270), '(')
   Call: (220) [system] '('=(;)
   Fail: (220) [system] '('=(;)
   Call: (220) [system] '('=(/)
   Fail: (220) [system] '('=(/)
^  Call: (220) [user] is_like_space('(')
   Call: (221) [system] char_type('(', 'white')
   Fail: (221) [system] char_type('(', 'white')
   Call: (221) [system] char_type('(', end_of_line)
   Fail: (221) [system] char_type('(', end_of_line)
   Call: (221) [system] char_type('(', space)
   Fail: (221) [system] char_type('(', space)
   Call: (221) [system] char_type('(', cntrl)
   Fail: (221) [system] char_type('(', cntrl)
^  Fail: (220) [user] is_like_space('(')
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1859080)
   Exit: (215) [system] peek_char((0x55fbb4538270), '(')
   Call: (215) [system] '('=')'
   Fail: (215) [system] '('=')'
   Call: (215) [system] '('=end_of_file
   Fail: (215) [system] '('=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55fbb4538270), _1864650)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1866508)
   Exit: (217) [system] peek_char((0x55fbb4538270), '(')
   Call: (217) [system] '('=(;)
   Fail: (217) [system] '('=(;)
   Call: (217) [system] '('=(/)
   Fail: (217) [system] '('=(/)
^  Call: (217) [user] is_like_space('(')
   Call: (218) [system] char_type('(', 'white')
   Fail: (218) [system] char_type('(', 'white')
   Call: (218) [system] char_type('(', end_of_line)
   Fail: (218) [system] char_type('(', end_of_line)
   Call: (218) [system] char_type('(', space)
   Fail: (218) [system] char_type('(', space)
   Call: (218) [system] char_type('(', cntrl)
   Fail: (218) [system] char_type('(', cntrl)
^  Fail: (217) [user] is_like_space('(')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] get_char((0x55fbb4538270), _1882518)
   Exit: (216) [system] get_char((0x55fbb4538270), '(')
   Call: (216) [system] '('='('
   Exit: (216) [system] '('='('
^  Call: (216) [user] read_list(')', (0x55fbb4538270), _1864650)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1888088)
   Exit: (218) [system] peek_char((0x55fbb4538270), :)
   Call: (218) [system] (:)=(;)
   Fail: (218) [system] (:)=(;)
   Call: (218) [system] (:)=(/)
   Fail: (218) [system] (:)=(/)
^  Call: (218) [user] is_like_space(:)
   Call: (219) [system] char_type(:, 'white')
   Fail: (219) [system] char_type(:, 'white')
   Call: (219) [system] char_type(:, end_of_line)
   Fail: (219) [system] char_type(:, end_of_line)
   Call: (219) [system] char_type(:, space)
   Fail: (219) [system] char_type(:, space)
   Call: (219) [system] char_type(:, cntrl)
   Fail: (219) [system] char_type(:, cntrl)
^  Fail: (218) [user] is_like_space(:)
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1904098)
   Exit: (217) [system] peek_char((0x55fbb4538270), :)
   Call: (217) [system] (:)=')'
   Fail: (217) [system] (:)=')'
   Call: (217) [system] (:)=end_of_file
   Fail: (217) [system] (:)=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55fbb4538270), _1909668)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _1911526)
   Exit: (219) [system] peek_char((0x55fbb4538270), :)
   Call: (219) [system] (:)=(;)
   Fail: (219) [system] (:)=(;)
   Call: (219) [system] (:)=(/)
   Fail: (219) [system] (:)=(/)
^  Call: (219) [user] is_like_space(:)
   Call: (220) [system] char_type(:, 'white')
   Fail: (220) [system] char_type(:, 'white')
   Call: (220) [system] char_type(:, end_of_line)
   Fail: (220) [system] char_type(:, end_of_line)
   Call: (220) [system] char_type(:, space)
   Fail: (220) [system] char_type(:, space)
   Call: (220) [system] char_type(:, cntrl)
   Fail: (220) [system] char_type(:, cntrl)
^  Fail: (219) [user] is_like_space(:)
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] get_char((0x55fbb4538270), _1927536)
   Exit: (218) [system] get_char((0x55fbb4538270), :)
   Call: (218) [system] (:)='('
   Fail: (218) [system] (:)='('
   Call: (218) [system] (:)='['
   Fail: (218) [system] (:)='['
   Call: (218) [system] (:)='{'
   Fail: (218) [system] (:)='{'
   Call: (218) [system] (:)='"'
   Fail: (218) [system] (:)='"'
   Call: (218) [system] (:)=!
   Fail: (218) [system] (:)=!
   Call: (218) [system] (:)='\''
   Fail: (218) [system] (:)='\''
   Call: (218) [system] (:)='`'
   Fail: (218) [system] (:)='`'
   Call: (218) [system] (:)=end_of_file
   Fail: (218) [system] (:)=end_of_file
^  Call: (218) [user] read_symbolic(')', (0x55fbb4538270), :, _1909668)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1945178)
   Call: (220) [system] peek_char((0x55fbb4538270), _1946112)
   Exit: (220) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (220) [user] is_delimiter(' ')
   Call: (221) [system] char_type(' ', space)
   Exit: (221) [system] char_type(' ', space)
^  Exit: (220) [user] is_delimiter(' ')
   Call: (220) [system] _1945178=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (219) [user] classify_and_convert_charseq([:], _1909668)
^  Call: (220) [user] classify_and_convert_charseq_([:], _1955396)
^  Call: (222) [system] setup_call_cleanup('$notrace'(_1956348, _1956350), once(user:catch(read_from_chars([:], _1955396), _1956330, fail)), '$restore_trace'(_1956348, _1956350))
^  Call: (223) [system] sig_atomic(system:'$notrace'(_1956348, _1956350))
^  Exit: (222) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1956330, fail)), system:'$restore_trace'(3, -1))
   Call: (221) [system] atomic(:)
   Exit: (221) [system] atomic(:)
^  Exit: (220) [user] classify_and_convert_charseq_([:], :)
   Call: (220) [system] integer(:)
   Fail: (220) [system] integer(:)
   Call: (220) [system] _1909668=(:)
   Exit: (220) [system] (:)=(:)
^  Exit: (219) [user] classify_and_convert_charseq([:], :)
^  Exit: (218) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (217) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (217) [user] read_list(')', (0x55fbb4538270), _1968476)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _1970334)
   Exit: (219) [system] peek_char((0x55fbb4538270), ' ')
   Call: (219) [system] ' '=(;)
   Fail: (219) [system] ' '=(;)
   Call: (219) [system] ' '=(/)
   Fail: (219) [system] ' '=(/)
^  Call: (219) [user] is_like_space(' ')
   Call: (220) [system] char_type(' ', 'white')
   Exit: (220) [system] char_type(' ', 'white')
^  Exit: (219) [user] is_like_space(' ')
   Call: (219) [system] get_char((0x55fbb4538270), _1979928)
   Exit: (219) [system] get_char((0x55fbb4538270), ' ')
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _1982632)
   Exit: (220) [system] peek_char((0x55fbb4538270), '(')
   Call: (220) [system] '('=(;)
   Fail: (220) [system] '('=(;)
   Call: (220) [system] '('=(/)
   Fail: (220) [system] '('=(/)
^  Call: (220) [user] is_like_space('(')
   Call: (221) [system] char_type('(', 'white')
   Fail: (221) [system] char_type('(', 'white')
   Call: (221) [system] char_type('(', end_of_line)
   Fail: (221) [system] char_type('(', end_of_line)
   Call: (221) [system] char_type('(', space)
   Fail: (221) [system] char_type('(', space)
   Call: (221) [system] char_type('(', cntrl)
   Fail: (221) [system] char_type('(', cntrl)
^  Fail: (220) [user] is_like_space('(')
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1999566)
   Exit: (218) [system] peek_char((0x55fbb4538270), '(')
   Call: (218) [system] '('=')'
   Fail: (218) [system] '('=')'
   Call: (218) [system] '('=end_of_file
   Fail: (218) [system] '('=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55fbb4538270), _2005136)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _2006994)
   Exit: (220) [system] peek_char((0x55fbb4538270), '(')
   Call: (220) [system] '('=(;)
   Fail: (220) [system] '('=(;)
   Call: (220) [system] '('=(/)
   Fail: (220) [system] '('=(/)
^  Call: (220) [user] is_like_space('(')
   Call: (221) [system] char_type('(', 'white')
   Fail: (221) [system] char_type('(', 'white')
   Call: (221) [system] char_type('(', end_of_line)
   Fail: (221) [system] char_type('(', end_of_line)
   Call: (221) [system] char_type('(', space)
   Fail: (221) [system] char_type('(', space)
   Call: (221) [system] char_type('(', cntrl)
   Fail: (221) [system] char_type('(', cntrl)
^  Fail: (220) [user] is_like_space('(')
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] get_char((0x55fbb4538270), _2023004)
   Exit: (219) [system] get_char((0x55fbb4538270), '(')
   Call: (219) [system] '('='('
   Exit: (219) [system] '('='('
^  Call: (219) [user] read_list(')', (0x55fbb4538270), _2005136)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _2028574)
   Exit: (221) [system] peek_char((0x55fbb4538270), 'D')
   Call: (221) [system] 'D'=(;)
   Fail: (221) [system] 'D'=(;)
   Call: (221) [system] 'D'=(/)
   Fail: (221) [system] 'D'=(/)
^  Call: (221) [user] is_like_space('D')
   Call: (222) [system] char_type('D', 'white')
   Fail: (222) [system] char_type('D', 'white')
   Call: (222) [system] char_type('D', end_of_line)
   Fail: (222) [system] char_type('D', end_of_line)
   Call: (222) [system] char_type('D', space)
   Fail: (222) [system] char_type('D', space)
   Call: (222) [system] char_type('D', cntrl)
   Fail: (222) [system] char_type('D', cntrl)
^  Fail: (221) [user] is_like_space('D')
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _2044584)
   Exit: (220) [system] peek_char((0x55fbb4538270), 'D')
   Call: (220) [system] 'D'=')'
   Fail: (220) [system] 'D'=')'
   Call: (220) [system] 'D'=end_of_file
   Fail: (220) [system] 'D'=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55fbb4538270), _2050154)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _2052012)
   Exit: (222) [system] peek_char((0x55fbb4538270), 'D')
   Call: (222) [system] 'D'=(;)
   Fail: (222) [system] 'D'=(;)
   Call: (222) [system] 'D'=(/)
   Fail: (222) [system] 'D'=(/)
^  Call: (222) [user] is_like_space('D')
   Call: (223) [system] char_type('D', 'white')
   Fail: (223) [system] char_type('D', 'white')
   Call: (223) [system] char_type('D', end_of_line)
   Fail: (223) [system] char_type('D', end_of_line)
   Call: (223) [system] char_type('D', space)
   Fail: (223) [system] char_type('D', space)
   Call: (223) [system] char_type('D', cntrl)
   Fail: (223) [system] char_type('D', cntrl)
^  Fail: (222) [user] is_like_space('D')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] get_char((0x55fbb4538270), _2068022)
   Exit: (221) [system] get_char((0x55fbb4538270), 'D')
   Call: (221) [system] 'D'='('
   Fail: (221) [system] 'D'='('
   Call: (221) [system] 'D'='['
   Fail: (221) [system] 'D'='['
   Call: (221) [system] 'D'='{'
   Fail: (221) [system] 'D'='{'
   Call: (221) [system] 'D'='"'
   Fail: (221) [system] 'D'='"'
   Call: (221) [system] 'D'=!
   Fail: (221) [system] 'D'=!
   Call: (221) [system] 'D'='\''
   Fail: (221) [system] 'D'='\''
   Call: (221) [system] 'D'='`'
   Fail: (221) [system] 'D'='`'
   Call: (221) [system] 'D'=end_of_file
   Fail: (221) [system] 'D'=end_of_file
^  Call: (221) [user] read_symbolic(')', (0x55fbb4538270), 'D', _2050154)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _2085664)
   Call: (223) [system] peek_char((0x55fbb4538270), _2086598)
   Exit: (223) [system] peek_char((0x55fbb4538270), i)
^  Call: (223) [user] is_delimiter(i)
   Call: (224) [system] char_type(i, space)
   Fail: (224) [system] char_type(i, space)
   Call: (224) [system] arg(_2091318, v('(', ')', end_of_file), i)
   Fail: (224) [system] arg(_2092250, v('(', ')', end_of_file), i)
^  Fail: (223) [user] is_delimiter(i)
   Call: (223) [system] ')'==i
   Fail: (223) [system] ')'==i
   Call: (223) [system] get_char((0x55fbb4538270), i)
   Exit: (223) [system] get_char((0x55fbb4538270), i)
   Call: (223) [system] i=(\)
   Fail: (223) [system] i=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _8628)
   Call: (224) [system] peek_char((0x55fbb4538270), _9562)
   Exit: (224) [system] peek_char((0x55fbb4538270), s)
^  Call: (224) [user] is_delimiter(s)
   Call: (225) [system] char_type(s, space)
   Fail: (225) [system] char_type(s, space)
   Call: (225) [system] arg(_14282, v('(', ')', end_of_file), s)
   Fail: (225) [system] arg(_15214, v('(', ')', end_of_file), s)
^  Fail: (224) [user] is_delimiter(s)
   Call: (224) [system] ')'==s
   Fail: (224) [system] ')'==s
   Call: (224) [system] get_char((0x55fbb4538270), s)
   Exit: (224) [system] get_char((0x55fbb4538270), s)
   Call: (224) [system] s=(\)
   Fail: (224) [system] s=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _22564)
   Call: (225) [system] peek_char((0x55fbb4538270), _23498)
   Exit: (225) [system] peek_char((0x55fbb4538270), j)
^  Call: (225) [user] is_delimiter(j)
   Call: (226) [system] char_type(j, space)
   Fail: (226) [system] char_type(j, space)
   Call: (226) [system] arg(_28218, v('(', ')', end_of_file), j)
   Fail: (226) [system] arg(_29150, v('(', ')', end_of_file), j)
^  Fail: (225) [user] is_delimiter(j)
   Call: (225) [system] ')'==j
   Fail: (225) [system] ')'==j
   Call: (225) [system] get_char((0x55fbb4538270), j)
   Exit: (225) [system] get_char((0x55fbb4538270), j)
   Call: (225) [system] j=(\)
   Fail: (225) [system] j=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _36500)
   Call: (226) [system] peek_char((0x55fbb4538270), _37434)
   Exit: (226) [system] peek_char((0x55fbb4538270), u)
^  Call: (226) [user] is_delimiter(u)
   Call: (227) [system] char_type(u, space)
   Fail: (227) [system] char_type(u, space)
   Call: (227) [system] arg(_42154, v('(', ')', end_of_file), u)
   Fail: (227) [system] arg(_43086, v('(', ')', end_of_file), u)
^  Fail: (226) [user] is_delimiter(u)
   Call: (226) [system] ')'==u
   Fail: (226) [system] ')'==u
   Call: (226) [system] get_char((0x55fbb4538270), u)
   Exit: (226) [system] get_char((0x55fbb4538270), u)
   Call: (226) [system] u=(\)
   Fail: (226) [system] u=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _50436)
   Call: (227) [system] peek_char((0x55fbb4538270), _51370)
   Exit: (227) [system] peek_char((0x55fbb4538270), n)
^  Call: (227) [user] is_delimiter(n)
   Call: (228) [system] char_type(n, space)
   Fail: (228) [system] char_type(n, space)
   Call: (228) [system] arg(_56090, v('(', ')', end_of_file), n)
   Fail: (228) [system] arg(_57022, v('(', ')', end_of_file), n)
^  Fail: (227) [user] is_delimiter(n)
   Call: (227) [system] ')'==n
   Fail: (227) [system] ')'==n
   Call: (227) [system] get_char((0x55fbb4538270), n)
   Exit: (227) [system] get_char((0x55fbb4538270), n)
   Call: (227) [system] n=(\)
   Fail: (227) [system] n=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _64372)
   Call: (228) [system] peek_char((0x55fbb4538270), _65306)
   Exit: (228) [system] peek_char((0x55fbb4538270), c)
^  Call: (228) [user] is_delimiter(c)
   Call: (229) [system] char_type(c, space)
   Fail: (229) [system] char_type(c, space)
   Call: (229) [system] arg(_70026, v('(', ')', end_of_file), c)
   Fail: (229) [system] arg(_70958, v('(', ')', end_of_file), c)
^  Fail: (228) [user] is_delimiter(c)
   Call: (228) [system] ')'==c
   Fail: (228) [system] ')'==c
   Call: (228) [system] get_char((0x55fbb4538270), c)
   Exit: (228) [system] get_char((0x55fbb4538270), c)
   Call: (228) [system] c=(\)
   Fail: (228) [system] c=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _78308)
   Call: (229) [system] peek_char((0x55fbb4538270), _79242)
   Exit: (229) [system] peek_char((0x55fbb4538270), t)
^  Call: (229) [user] is_delimiter(t)
   Call: (230) [system] char_type(t, space)
   Fail: (230) [system] char_type(t, space)
   Call: (230) [system] arg(_83962, v('(', ')', end_of_file), t)
   Fail: (230) [system] arg(_84894, v('(', ')', end_of_file), t)
^  Fail: (229) [user] is_delimiter(t)
   Call: (229) [system] ')'==t
   Fail: (229) [system] ')'==t
   Call: (229) [system] get_char((0x55fbb4538270), t)
   Exit: (229) [system] get_char((0x55fbb4538270), t)
   Call: (229) [system] t=(\)
   Fail: (229) [system] t=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _92244)
   Call: (230) [system] peek_char((0x55fbb4538270), _93178)
   Exit: (230) [system] peek_char((0x55fbb4538270), i)
^  Call: (230) [user] is_delimiter(i)
   Call: (231) [system] char_type(i, space)
   Fail: (231) [system] char_type(i, space)
   Call: (231) [system] arg(_97898, v('(', ')', end_of_file), i)
   Fail: (231) [system] arg(_98830, v('(', ')', end_of_file), i)
^  Fail: (230) [user] is_delimiter(i)
   Call: (230) [system] ')'==i
   Fail: (230) [system] ')'==i
   Call: (230) [system] get_char((0x55fbb4538270), i)
   Exit: (230) [system] get_char((0x55fbb4538270), i)
   Call: (230) [system] i=(\)
   Fail: (230) [system] i=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _106180)
   Call: (231) [system] peek_char((0x55fbb4538270), _107114)
   Exit: (231) [system] peek_char((0x55fbb4538270), o)
^  Call: (231) [user] is_delimiter(o)
   Call: (232) [system] char_type(o, space)
   Fail: (232) [system] char_type(o, space)
   Call: (232) [system] arg(_111834, v('(', ')', end_of_file), o)
   Fail: (232) [system] arg(_112766, v('(', ')', end_of_file), o)
^  Fail: (231) [user] is_delimiter(o)
   Call: (231) [system] ')'==o
   Fail: (231) [system] ')'==o
   Call: (231) [system] get_char((0x55fbb4538270), o)
   Exit: (231) [system] get_char((0x55fbb4538270), o)
   Call: (231) [system] o=(\)
   Fail: (231) [system] o=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _120116)
   Call: (232) [system] peek_char((0x55fbb4538270), _121050)
   Exit: (232) [system] peek_char((0x55fbb4538270), n)
^  Call: (232) [user] is_delimiter(n)
   Call: (233) [system] char_type(n, space)
   Fail: (233) [system] char_type(n, space)
   Call: (233) [system] arg(_125770, v('(', ')', end_of_file), n)
   Fail: (233) [system] arg(_126702, v('(', ')', end_of_file), n)
^  Fail: (232) [user] is_delimiter(n)
   Call: (232) [system] ')'==n
   Fail: (232) [system] ')'==n
   Call: (232) [system] get_char((0x55fbb4538270), n)
   Exit: (232) [system] get_char((0x55fbb4538270), n)
   Call: (232) [system] n=(\)
   Fail: (232) [system] n=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _134052)
   Call: (233) [system] peek_char((0x55fbb4538270), _134986)
   Exit: (233) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (233) [user] is_delimiter('I')
   Call: (234) [system] char_type('I', space)
   Fail: (234) [system] char_type('I', space)
   Call: (234) [system] arg(_139706, v('(', ')', end_of_file), 'I')
   Fail: (234) [system] arg(_140638, v('(', ')', end_of_file), 'I')
^  Fail: (233) [user] is_delimiter('I')
   Call: (233) [system] ')'=='I'
   Fail: (233) [system] ')'=='I'
   Call: (233) [system] get_char((0x55fbb4538270), 'I')
   Exit: (233) [system] get_char((0x55fbb4538270), 'I')
   Call: (233) [system] 'I'=(\)
   Fail: (233) [system] 'I'=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _147988)
   Call: (234) [system] peek_char((0x55fbb4538270), _148922)
   Exit: (234) [system] peek_char((0x55fbb4538270), n)
^  Call: (234) [user] is_delimiter(n)
   Call: (235) [system] char_type(n, space)
   Fail: (235) [system] char_type(n, space)
   Call: (235) [system] arg(_153642, v('(', ')', end_of_file), n)
   Fail: (235) [system] arg(_154574, v('(', ')', end_of_file), n)
^  Fail: (234) [user] is_delimiter(n)
   Call: (234) [system] ')'==n
   Fail: (234) [system] ')'==n
   Call: (234) [system] get_char((0x55fbb4538270), n)
   Exit: (234) [system] get_char((0x55fbb4538270), n)
   Call: (234) [system] n=(\)
   Fail: (234) [system] n=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _161924)
   Call: (235) [system] peek_char((0x55fbb4538270), _162858)
   Exit: (235) [system] peek_char((0x55fbb4538270), t)
^  Call: (235) [user] is_delimiter(t)
   Call: (236) [system] char_type(t, space)
   Fail: (236) [system] char_type(t, space)
   Call: (236) [system] arg(_167578, v('(', ')', end_of_file), t)
   Fail: (236) [system] arg(_168510, v('(', ')', end_of_file), t)
^  Fail: (235) [user] is_delimiter(t)
   Call: (235) [system] ')'==t
   Fail: (235) [system] ')'==t
   Call: (235) [system] get_char((0x55fbb4538270), t)
   Exit: (235) [system] get_char((0x55fbb4538270), t)
   Call: (235) [system] t=(\)
   Fail: (235) [system] t=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), _175860)
   Call: (236) [system] peek_char((0x55fbb4538270), _176794)
   Exit: (236) [system] peek_char((0x55fbb4538270), r)
^  Call: (236) [user] is_delimiter(r)
   Call: (237) [system] char_type(r, space)
   Fail: (237) [system] char_type(r, space)
   Call: (237) [system] arg(_181514, v('(', ')', end_of_file), r)
   Fail: (237) [system] arg(_182446, v('(', ')', end_of_file), r)
^  Fail: (236) [user] is_delimiter(r)
   Call: (236) [system] ')'==r
   Fail: (236) [system] ')'==r
   Call: (236) [system] get_char((0x55fbb4538270), r)
   Exit: (236) [system] get_char((0x55fbb4538270), r)
   Call: (236) [system] r=(\)
   Fail: (236) [system] r=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), _189796)
   Call: (237) [system] peek_char((0x55fbb4538270), _190730)
   Exit: (237) [system] peek_char((0x55fbb4538270), o)
^  Call: (237) [user] is_delimiter(o)
   Call: (238) [system] char_type(o, space)
   Fail: (238) [system] char_type(o, space)
   Call: (238) [system] arg(_195450, v('(', ')', end_of_file), o)
   Fail: (238) [system] arg(_196382, v('(', ')', end_of_file), o)
^  Fail: (237) [user] is_delimiter(o)
   Call: (237) [system] ')'==o
   Fail: (237) [system] ')'==o
   Call: (237) [system] get_char((0x55fbb4538270), o)
   Exit: (237) [system] get_char((0x55fbb4538270), o)
   Call: (237) [system] o=(\)
   Fail: (237) [system] o=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), _203732)
   Call: (238) [system] peek_char((0x55fbb4538270), _204666)
   Exit: (238) [system] peek_char((0x55fbb4538270), d)
^  Call: (238) [user] is_delimiter(d)
   Call: (239) [system] char_type(d, space)
   Fail: (239) [system] char_type(d, space)
   Call: (239) [system] arg(_209386, v('(', ')', end_of_file), d)
   Fail: (239) [system] arg(_210318, v('(', ')', end_of_file), d)
^  Fail: (238) [user] is_delimiter(d)
   Call: (238) [system] ')'==d
   Fail: (238) [system] ')'==d
   Call: (238) [system] get_char((0x55fbb4538270), d)
   Exit: (238) [system] get_char((0x55fbb4538270), d)
   Call: (238) [system] d=(\)
   Fail: (238) [system] d=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), _217668)
   Call: (239) [system] peek_char((0x55fbb4538270), _218602)
   Exit: (239) [system] peek_char((0x55fbb4538270), u)
^  Call: (239) [user] is_delimiter(u)
   Call: (240) [system] char_type(u, space)
   Fail: (240) [system] char_type(u, space)
   Call: (240) [system] arg(_223322, v('(', ')', end_of_file), u)
   Fail: (240) [system] arg(_224254, v('(', ')', end_of_file), u)
^  Fail: (239) [user] is_delimiter(u)
   Call: (239) [system] ')'==u
   Fail: (239) [system] ')'==u
   Call: (239) [system] get_char((0x55fbb4538270), u)
   Exit: (239) [system] get_char((0x55fbb4538270), u)
   Call: (239) [system] u=(\)
   Fail: (239) [system] u=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55fbb4538270), _231604)
   Call: (240) [system] peek_char((0x55fbb4538270), _232538)
   Exit: (240) [system] peek_char((0x55fbb4538270), c)
^  Call: (240) [user] is_delimiter(c)
   Call: (241) [system] char_type(c, space)
   Fail: (241) [system] char_type(c, space)
   Call: (241) [system] arg(_237258, v('(', ')', end_of_file), c)
   Fail: (241) [system] arg(_238190, v('(', ')', end_of_file), c)
^  Fail: (240) [user] is_delimiter(c)
   Call: (240) [system] ')'==c
   Fail: (240) [system] ')'==c
   Call: (240) [system] get_char((0x55fbb4538270), c)
   Exit: (240) [system] get_char((0x55fbb4538270), c)
   Call: (240) [system] c=(\)
   Fail: (240) [system] c=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55fbb4538270), _245540)
   Call: (241) [system] peek_char((0x55fbb4538270), _246474)
   Exit: (241) [system] peek_char((0x55fbb4538270), t)
^  Call: (241) [user] is_delimiter(t)
   Call: (242) [system] char_type(t, space)
   Fail: (242) [system] char_type(t, space)
   Call: (242) [system] arg(_251194, v('(', ')', end_of_file), t)
   Fail: (242) [system] arg(_252126, v('(', ')', end_of_file), t)
^  Fail: (241) [user] is_delimiter(t)
   Call: (241) [system] ')'==t
   Fail: (241) [system] ')'==t
   Call: (241) [system] get_char((0x55fbb4538270), t)
   Exit: (241) [system] get_char((0x55fbb4538270), t)
   Call: (241) [system] t=(\)
   Fail: (241) [system] t=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55fbb4538270), _259476)
   Call: (242) [system] peek_char((0x55fbb4538270), _260410)
   Exit: (242) [system] peek_char((0x55fbb4538270), i)
^  Call: (242) [user] is_delimiter(i)
   Call: (243) [system] char_type(i, space)
   Fail: (243) [system] char_type(i, space)
   Call: (243) [system] arg(_265130, v('(', ')', end_of_file), i)
   Fail: (243) [system] arg(_266062, v('(', ')', end_of_file), i)
^  Fail: (242) [user] is_delimiter(i)
   Call: (242) [system] ')'==i
   Fail: (242) [system] ')'==i
   Call: (242) [system] get_char((0x55fbb4538270), i)
   Exit: (242) [system] get_char((0x55fbb4538270), i)
   Call: (242) [system] i=(\)
   Fail: (242) [system] i=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55fbb4538270), _273412)
   Call: (243) [system] peek_char((0x55fbb4538270), _274346)
   Exit: (243) [system] peek_char((0x55fbb4538270), o)
^  Call: (243) [user] is_delimiter(o)
   Call: (244) [system] char_type(o, space)
   Fail: (244) [system] char_type(o, space)
   Call: (244) [system] arg(_279066, v('(', ')', end_of_file), o)
   Fail: (244) [system] arg(_279998, v('(', ')', end_of_file), o)
^  Fail: (243) [user] is_delimiter(o)
   Call: (243) [system] ')'==o
   Fail: (243) [system] ')'==o
   Call: (243) [system] get_char((0x55fbb4538270), o)
   Exit: (243) [system] get_char((0x55fbb4538270), o)
   Call: (243) [system] o=(\)
   Fail: (243) [system] o=(\)
^  Call: (243) [user] read_symbolic_cont(')', (0x55fbb4538270), _287348)
   Call: (244) [system] peek_char((0x55fbb4538270), _288282)
   Exit: (244) [system] peek_char((0x55fbb4538270), n)
^  Call: (244) [user] is_delimiter(n)
   Call: (245) [system] char_type(n, space)
   Fail: (245) [system] char_type(n, space)
   Call: (245) [system] arg(_293002, v('(', ')', end_of_file), n)
   Fail: (245) [system] arg(_293934, v('(', ')', end_of_file), n)
^  Fail: (244) [user] is_delimiter(n)
   Call: (244) [system] ')'==n
   Fail: (244) [system] ')'==n
   Call: (244) [system] get_char((0x55fbb4538270), n)
   Exit: (244) [system] get_char((0x55fbb4538270), n)
   Call: (244) [system] n=(\)
   Fail: (244) [system] n=(\)
^  Call: (244) [user] read_symbolic_cont(')', (0x55fbb4538270), _301284)
   Call: (245) [system] peek_char((0x55fbb4538270), _302218)
   Exit: (245) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (245) [user] is_delimiter(' ')
   Call: (246) [system] char_type(' ', space)
   Exit: (246) [system] char_type(' ', space)
^  Exit: (245) [user] is_delimiter(' ')
   Call: (245) [system] _301284=[]
   Exit: (245) [system] []=[]
^  Exit: (244) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (244) [system] _287348=[n]
   Exit: (244) [system] [n]=[n]
^  Exit: (243) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (243) [system] _273412=[o, n]
   Exit: (243) [system] [o, n]=[o, n]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (242) [system] _259476=[i, o, n]
   Exit: (242) [system] [i, o, n]=[i, o, n]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (241) [system] _245540=[t, i, o, n]
   Exit: (241) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (240) [system] _231604=[c, t, i, o, n]
   Exit: (240) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (239) [system] _217668=[u, c, t, i, o, n]
   Exit: (239) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (238) [system] _203732=[d, u, c, t, i, o, n]
   Exit: (238) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (237) [system] _189796=[o, d, u, c, t, i, o, n]
   Exit: (237) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (236) [system] _175860=[r, o, d, u, c, t, i, o, n]
   Exit: (236) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (235) [system] _161924=[t, r, o, d, u, c, t, i, o, n]
   Exit: (235) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (234) [system] _147988=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (234) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (233) [system] _134052=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (233) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (232) [system] _120116=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (231) [system] _106180=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _92244=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _78308=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _64372=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _50436=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _36500=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _22564=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _8628=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _5898=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (222) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _5894)
^  Call: (223) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _372970)
^  Call: (225) [system] setup_call_cleanup('$notrace'(_373922, _373924), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _372970), _373904, fail)), '$restore_trace'(_373922, _373924))
^  Call: (226) [system] sig_atomic(system:'$notrace'(_373922, _373924))
^  Exit: (225) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _372970), _373904, fail)), system:'$restore_trace'(3, -1))
   Call: (224) [system] atomic(_372970)
   Fail: (224) [system] atomic(_372970)
   Call: (224) [system] atom_chars(_372970, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (224) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (223) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
   Call: (223) [system] integer('DisjunctionIntroduction')
   Fail: (223) [system] integer('DisjunctionIntroduction')
   Call: (223) [system] _5894='DisjunctionIntroduction'
   Exit: (223) [system] 'DisjunctionIntroduction'='DisjunctionIntroduction'
^  Exit: (222) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (221) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'DisjunctionIntroduction')
^  Exit: (220) [user] cont_sexpr(')', (0x55fbb4538270), 'DisjunctionIntroduction')
^  Call: (220) [user] read_list(')', (0x55fbb4538270), _387920)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _389778)
   Exit: (222) [system] peek_char((0x55fbb4538270), ' ')
   Call: (222) [system] ' '=(;)
   Fail: (222) [system] ' '=(;)
   Call: (222) [system] ' '=(/)
   Fail: (222) [system] ' '=(/)
^  Call: (222) [user] is_like_space(' ')
   Call: (223) [system] char_type(' ', 'white')
   Exit: (223) [system] char_type(' ', 'white')
^  Exit: (222) [user] is_like_space(' ')
   Call: (222) [system] get_char((0x55fbb4538270), _399372)
   Exit: (222) [system] get_char((0x55fbb4538270), ' ')
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _402076)
   Exit: (223) [system] peek_char((0x55fbb4538270), c)
   Call: (223) [system] c=(;)
   Fail: (223) [system] c=(;)
   Call: (223) [system] c=(/)
   Fail: (223) [system] c=(/)
^  Call: (223) [user] is_like_space(c)
   Call: (224) [system] char_type(c, 'white')
   Fail: (224) [system] char_type(c, 'white')
   Call: (224) [system] char_type(c, end_of_line)
   Fail: (224) [system] char_type(c, end_of_line)
   Call: (224) [system] char_type(c, space)
   Fail: (224) [system] char_type(c, space)
   Call: (224) [system] char_type(c, cntrl)
   Fail: (224) [system] char_type(c, cntrl)
^  Fail: (223) [user] is_like_space(c)
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _419010)
   Exit: (221) [system] peek_char((0x55fbb4538270), c)
   Call: (221) [system] c=')'
   Fail: (221) [system] c=')'
   Call: (221) [system] c=end_of_file
   Fail: (221) [system] c=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55fbb4538270), _424580)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _426438)
   Exit: (223) [system] peek_char((0x55fbb4538270), c)
   Call: (223) [system] c=(;)
   Fail: (223) [system] c=(;)
   Call: (223) [system] c=(/)
   Fail: (223) [system] c=(/)
^  Call: (223) [user] is_like_space(c)
   Call: (224) [system] char_type(c, 'white')
   Fail: (224) [system] char_type(c, 'white')
   Call: (224) [system] char_type(c, end_of_line)
   Fail: (224) [system] char_type(c, end_of_line)
   Call: (224) [system] char_type(c, space)
   Fail: (224) [system] char_type(c, space)
   Call: (224) [system] char_type(c, cntrl)
   Fail: (224) [system] char_type(c, cntrl)
^  Fail: (223) [user] is_like_space(c)
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] get_char((0x55fbb4538270), _442448)
   Exit: (222) [system] get_char((0x55fbb4538270), c)
   Call: (222) [system] c='('
   Fail: (222) [system] c='('
   Call: (222) [system] c='['
   Fail: (222) [system] c='['
   Call: (222) [system] c='{'
   Fail: (222) [system] c='{'
   Call: (222) [system] c='"'
   Fail: (222) [system] c='"'
   Call: (222) [system] c=!
   Fail: (222) [system] c=!
   Call: (222) [system] c='\''
   Fail: (222) [system] c='\''
   Call: (222) [system] c='`'
   Fail: (222) [system] c='`'
   Call: (222) [system] c=end_of_file
   Fail: (222) [system] c=end_of_file
^  Call: (222) [user] read_symbolic(')', (0x55fbb4538270), c, _424580)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _460090)
   Call: (224) [system] peek_char((0x55fbb4538270), _461024)
   Exit: (224) [system] peek_char((0x55fbb4538270), d)
^  Call: (224) [user] is_delimiter(d)
   Call: (225) [system] char_type(d, space)
   Fail: (225) [system] char_type(d, space)
   Call: (225) [system] arg(_465744, v('(', ')', end_of_file), d)
   Fail: (225) [system] arg(_466676, v('(', ')', end_of_file), d)
^  Fail: (224) [user] is_delimiter(d)
   Call: (224) [system] ')'==d
   Fail: (224) [system] ')'==d
   Call: (224) [system] get_char((0x55fbb4538270), d)
   Exit: (224) [system] get_char((0x55fbb4538270), d)
   Call: (224) [system] d=(\)
   Fail: (224) [system] d=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _474026)
   Call: (225) [system] peek_char((0x55fbb4538270), _474960)
   Exit: (225) [system] peek_char((0x55fbb4538270), e)
^  Call: (225) [user] is_delimiter(e)
   Call: (226) [system] char_type(e, space)
   Fail: (226) [system] char_type(e, space)
   Call: (226) [system] arg(_479680, v('(', ')', end_of_file), e)
   Fail: (226) [system] arg(_480612, v('(', ')', end_of_file), e)
^  Fail: (225) [user] is_delimiter(e)
   Call: (225) [system] ')'==e
   Fail: (225) [system] ')'==e
   Call: (225) [system] get_char((0x55fbb4538270), e)
   Exit: (225) [system] get_char((0x55fbb4538270), e)
   Call: (225) [system] e=(\)
   Fail: (225) [system] e=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _487962)
   Call: (226) [system] peek_char((0x55fbb4538270), _488896)
   Exit: (226) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (226) [user] is_delimiter(' ')
   Call: (227) [system] char_type(' ', space)
   Exit: (227) [system] char_type(' ', space)
^  Exit: (226) [user] is_delimiter(' ')
   Call: (226) [system] _487962=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (225) [system] _474026=[e]
   Exit: (225) [system] [e]=[e]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (224) [system] _460090=[d, e]
   Exit: (224) [system] [d, e]=[d, e]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, e])
^  Call: (223) [user] classify_and_convert_charseq([c, d, e], _424580)
^  Call: (224) [user] classify_and_convert_charseq_([c, d, e], _503768)
^  Call: (226) [system] setup_call_cleanup('$notrace'(_504720, _504722), once(user:catch(read_from_chars([c, d, e], _503768), _504702, fail)), '$restore_trace'(_504720, _504722))
^  Call: (227) [system] sig_atomic(system:'$notrace'(_504720, _504722))
^  Exit: (226) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _504702, fail)), system:'$restore_trace'(3, -1))
   Call: (225) [system] atomic(cde)
   Exit: (225) [system] atomic(cde)
^  Exit: (224) [user] classify_and_convert_charseq_([c, d, e], cde)
   Call: (224) [system] integer(cde)
   Fail: (224) [system] integer(cde)
   Call: (224) [system] _424580=cde
   Exit: (224) [system] cde=cde
^  Exit: (223) [user] classify_and_convert_charseq([c, d, e], cde)
^  Exit: (222) [user] read_symbolic(')', (0x55fbb4538270), c, cde)
^  Exit: (221) [user] cont_sexpr(')', (0x55fbb4538270), cde)
^  Call: (221) [user] read_list(')', (0x55fbb4538270), _516848)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _518706)
   Exit: (223) [system] peek_char((0x55fbb4538270), ' ')
   Call: (223) [system] ' '=(;)
   Fail: (223) [system] ' '=(;)
   Call: (223) [system] ' '=(/)
   Fail: (223) [system] ' '=(/)
^  Call: (223) [user] is_like_space(' ')
   Call: (224) [system] char_type(' ', 'white')
   Exit: (224) [system] char_type(' ', 'white')
^  Exit: (223) [user] is_like_space(' ')
   Call: (223) [system] get_char((0x55fbb4538270), _528300)
   Exit: (223) [system] get_char((0x55fbb4538270), ' ')
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _531004)
   Exit: (224) [system] peek_char((0x55fbb4538270), a)
   Call: (224) [system] a=(;)
   Fail: (224) [system] a=(;)
   Call: (224) [system] a=(/)
   Fail: (224) [system] a=(/)
^  Call: (224) [user] is_like_space(a)
   Call: (225) [system] char_type(a, 'white')
   Fail: (225) [system] char_type(a, 'white')
   Call: (225) [system] char_type(a, end_of_line)
   Fail: (225) [system] char_type(a, end_of_line)
   Call: (225) [system] char_type(a, space)
   Fail: (225) [system] char_type(a, space)
   Call: (225) [system] char_type(a, cntrl)
   Fail: (225) [system] char_type(a, cntrl)
^  Fail: (224) [user] is_like_space(a)
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _547938)
   Exit: (222) [system] peek_char((0x55fbb4538270), a)
   Call: (222) [system] a=')'
   Fail: (222) [system] a=')'
   Call: (222) [system] a=end_of_file
   Fail: (222) [system] a=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55fbb4538270), _553508)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _555366)
   Exit: (224) [system] peek_char((0x55fbb4538270), a)
   Call: (224) [system] a=(;)
   Fail: (224) [system] a=(;)
   Call: (224) [system] a=(/)
   Fail: (224) [system] a=(/)
^  Call: (224) [user] is_like_space(a)
   Call: (225) [system] char_type(a, 'white')
   Fail: (225) [system] char_type(a, 'white')
   Call: (225) [system] char_type(a, end_of_line)
   Fail: (225) [system] char_type(a, end_of_line)
   Call: (225) [system] char_type(a, space)
   Fail: (225) [system] char_type(a, space)
   Call: (225) [system] char_type(a, cntrl)
   Fail: (225) [system] char_type(a, cntrl)
^  Fail: (224) [user] is_like_space(a)
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] get_char((0x55fbb4538270), _571376)
   Exit: (223) [system] get_char((0x55fbb4538270), a)
   Call: (223) [system] a='('
   Fail: (223) [system] a='('
   Call: (223) [system] a='['
   Fail: (223) [system] a='['
   Call: (223) [system] a='{'
   Fail: (223) [system] a='{'
   Call: (223) [system] a='"'
   Fail: (223) [system] a='"'
   Call: (223) [system] a=!
   Fail: (223) [system] a=!
   Call: (223) [system] a='\''
   Fail: (223) [system] a='\''
   Call: (223) [system] a='`'
   Fail: (223) [system] a='`'
   Call: (223) [system] a=end_of_file
   Fail: (223) [system] a=end_of_file
^  Call: (223) [user] read_symbolic(')', (0x55fbb4538270), a, _553508)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _589018)
   Call: (225) [system] peek_char((0x55fbb4538270), _589952)
   Exit: (225) [system] peek_char((0x55fbb4538270), ')')
^  Call: (225) [user] is_delimiter(')')
   Call: (226) [system] char_type(')', space)
   Fail: (226) [system] char_type(')', space)
   Call: (226) [system] arg(_594672, v('(', ')', end_of_file), ')')
   Exit: (226) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (225) [user] is_delimiter(')')
   Call: (225) [system] _589018=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (224) [user] classify_and_convert_charseq([a], _553508)
^  Call: (225) [user] classify_and_convert_charseq_([a], _601108)
^  Call: (227) [system] setup_call_cleanup('$notrace'(_602060, _602062), once(user:catch(read_from_chars([a], _601108), _602042, fail)), '$restore_trace'(_602060, _602062))
^  Call: (228) [system] sig_atomic(system:'$notrace'(_602060, _602062))
^  Exit: (227) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _602042, fail)), system:'$restore_trace'(3, -1))
   Call: (226) [system] atomic(a)
   Exit: (226) [system] atomic(a)
^  Exit: (225) [user] classify_and_convert_charseq_([a], a)
   Call: (225) [system] integer(a)
   Fail: (225) [system] integer(a)
   Call: (225) [system] _553508=a
   Exit: (225) [system] a=a
^  Exit: (224) [user] classify_and_convert_charseq([a], a)
^  Exit: (223) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (222) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (222) [user] read_list(')', (0x55fbb4538270), _614188)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _616046)
   Exit: (224) [system] peek_char((0x55fbb4538270), ')')
   Call: (224) [system] ')'=(;)
   Fail: (224) [system] ')'=(;)
   Call: (224) [system] ')'=(/)
   Fail: (224) [system] ')'=(/)
^  Call: (224) [user] is_like_space(')')
   Call: (225) [system] char_type(')', 'white')
   Fail: (225) [system] char_type(')', 'white')
   Call: (225) [system] char_type(')', end_of_line)
   Fail: (225) [system] char_type(')', end_of_line)
   Call: (225) [system] char_type(')', space)
   Fail: (225) [system] char_type(')', space)
   Call: (225) [system] char_type(')', cntrl)
   Fail: (225) [system] char_type(')', cntrl)
^  Fail: (224) [user] is_like_space(')')
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _632056)
   Exit: (223) [system] peek_char((0x55fbb4538270), ')')
   Call: (223) [system] ')'=')'
   Exit: (223) [system] ')'=')'
   Call: (223) [system] get_char((0x55fbb4538270), _635846)
   Exit: (223) [system] get_char((0x55fbb4538270), ')')
   Call: (223) [system] _614188=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_list(')', (0x55fbb4538270), [])
   Call: (222) [system] _516848=[a]
   Exit: (222) [system] [a]=[a]
^  Exit: (221) [user] read_list(')', (0x55fbb4538270), [a])
   Call: (221) [system] _387920=[cde, a]
   Exit: (221) [system] [cde, a]=[cde, a]
^  Exit: (220) [user] read_list(')', (0x55fbb4538270), [cde, a])
   Call: (220) [system] _5888=['DisjunctionIntroduction', cde, a]
   Exit: (220) [system] ['DisjunctionIntroduction', cde, a]=['DisjunctionIntroduction', cde, a]
^  Exit: (219) [user] read_list(')', (0x55fbb4538270), ['DisjunctionIntroduction', cde, a])
^  Exit: (218) [user] cont_sexpr(')', (0x55fbb4538270), ['DisjunctionIntroduction', cde, a])
^  Call: (218) [user] read_list(')', (0x55fbb4538270), _649728)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _651586)
   Exit: (220) [system] peek_char((0x55fbb4538270), ' ')
   Call: (220) [system] ' '=(;)
   Fail: (220) [system] ' '=(;)
   Call: (220) [system] ' '=(/)
   Fail: (220) [system] ' '=(/)
^  Call: (220) [user] is_like_space(' ')
   Call: (221) [system] char_type(' ', 'white')
   Exit: (221) [system] char_type(' ', 'white')
^  Exit: (220) [user] is_like_space(' ')
   Call: (220) [system] get_char((0x55fbb4538270), _661180)
   Exit: (220) [system] get_char((0x55fbb4538270), ' ')
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _663884)
   Exit: (221) [system] peek_char((0x55fbb4538270), '(')
   Call: (221) [system] '('=(;)
   Fail: (221) [system] '('=(;)
   Call: (221) [system] '('=(/)
   Fail: (221) [system] '('=(/)
^  Call: (221) [user] is_like_space('(')
   Call: (222) [system] char_type('(', 'white')
   Fail: (222) [system] char_type('(', 'white')
   Call: (222) [system] char_type('(', end_of_line)
   Fail: (222) [system] char_type('(', end_of_line)
   Call: (222) [system] char_type('(', space)
   Fail: (222) [system] char_type('(', space)
   Call: (222) [system] char_type('(', cntrl)
   Fail: (222) [system] char_type('(', cntrl)
^  Fail: (221) [user] is_like_space('(')
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _680818)
   Exit: (219) [system] peek_char((0x55fbb4538270), '(')
   Call: (219) [system] '('=')'
   Fail: (219) [system] '('=')'
   Call: (219) [system] '('=end_of_file
   Fail: (219) [system] '('=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55fbb4538270), _686388)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _688246)
   Exit: (221) [system] peek_char((0x55fbb4538270), '(')
   Call: (221) [system] '('=(;)
   Fail: (221) [system] '('=(;)
   Call: (221) [system] '('=(/)
   Fail: (221) [system] '('=(/)
^  Call: (221) [user] is_like_space('(')
   Call: (222) [system] char_type('(', 'white')
   Fail: (222) [system] char_type('(', 'white')
   Call: (222) [system] char_type('(', end_of_line)
   Fail: (222) [system] char_type('(', end_of_line)
   Call: (222) [system] char_type('(', space)
   Fail: (222) [system] char_type('(', space)
   Call: (222) [system] char_type('(', cntrl)
   Fail: (222) [system] char_type('(', cntrl)
^  Fail: (221) [user] is_like_space('(')
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] get_char((0x55fbb4538270), _704256)
   Exit: (220) [system] get_char((0x55fbb4538270), '(')
   Call: (220) [system] '('='('
   Exit: (220) [system] '('='('
^  Call: (220) [user] read_list(')', (0x55fbb4538270), _686388)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _709826)
   Exit: (222) [system] peek_char((0x55fbb4538270), 'O')
   Call: (222) [system] 'O'=(;)
   Fail: (222) [system] 'O'=(;)
   Call: (222) [system] 'O'=(/)
   Fail: (222) [system] 'O'=(/)
^  Call: (222) [user] is_like_space('O')
   Call: (223) [system] char_type('O', 'white')
   Fail: (223) [system] char_type('O', 'white')
   Call: (223) [system] char_type('O', end_of_line)
   Fail: (223) [system] char_type('O', end_of_line)
   Call: (223) [system] char_type('O', space)
   Fail: (223) [system] char_type('O', space)
   Call: (223) [system] char_type('O', cntrl)
   Fail: (223) [system] char_type('O', cntrl)
^  Fail: (222) [user] is_like_space('O')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _725836)
   Exit: (221) [system] peek_char((0x55fbb4538270), 'O')
   Call: (221) [system] 'O'=')'
   Fail: (221) [system] 'O'=')'
   Call: (221) [system] 'O'=end_of_file
   Fail: (221) [system] 'O'=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55fbb4538270), _731406)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _733264)
   Exit: (223) [system] peek_char((0x55fbb4538270), 'O')
   Call: (223) [system] 'O'=(;)
   Fail: (223) [system] 'O'=(;)
   Call: (223) [system] 'O'=(/)
   Fail: (223) [system] 'O'=(/)
^  Call: (223) [user] is_like_space('O')
   Call: (224) [system] char_type('O', 'white')
   Fail: (224) [system] char_type('O', 'white')
   Call: (224) [system] char_type('O', end_of_line)
   Fail: (224) [system] char_type('O', end_of_line)
   Call: (224) [system] char_type('O', space)
   Fail: (224) [system] char_type('O', space)
   Call: (224) [system] char_type('O', cntrl)
   Fail: (224) [system] char_type('O', cntrl)
^  Fail: (223) [user] is_like_space('O')
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] get_char((0x55fbb4538270), _749274)
   Exit: (222) [system] get_char((0x55fbb4538270), 'O')
   Call: (222) [system] 'O'='('
   Fail: (222) [system] 'O'='('
   Call: (222) [system] 'O'='['
   Fail: (222) [system] 'O'='['
   Call: (222) [system] 'O'='{'
   Fail: (222) [system] 'O'='{'
   Call: (222) [system] 'O'='"'
   Fail: (222) [system] 'O'='"'
   Call: (222) [system] 'O'=!
   Fail: (222) [system] 'O'=!
   Call: (222) [system] 'O'='\''
   Fail: (222) [system] 'O'='\''
   Call: (222) [system] 'O'='`'
   Fail: (222) [system] 'O'='`'
   Call: (222) [system] 'O'=end_of_file
   Fail: (222) [system] 'O'=end_of_file
^  Call: (222) [user] read_symbolic(')', (0x55fbb4538270), 'O', _731406)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _766916)
   Call: (224) [system] peek_char((0x55fbb4538270), _767850)
   Exit: (224) [system] peek_char((0x55fbb4538270), r)
^  Call: (224) [user] is_delimiter(r)
   Call: (225) [system] char_type(r, space)
   Fail: (225) [system] char_type(r, space)
   Call: (225) [system] arg(_772570, v('(', ')', end_of_file), r)
   Fail: (225) [system] arg(_773502, v('(', ')', end_of_file), r)
^  Fail: (224) [user] is_delimiter(r)
   Call: (224) [system] ')'==r
   Fail: (224) [system] ')'==r
   Call: (224) [system] get_char((0x55fbb4538270), r)
   Exit: (224) [system] get_char((0x55fbb4538270), r)
   Call: (224) [system] r=(\)
   Fail: (224) [system] r=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _780852)
   Call: (225) [system] peek_char((0x55fbb4538270), _781786)
   Exit: (225) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (225) [user] is_delimiter('L')
   Call: (226) [system] char_type('L', space)
   Fail: (226) [system] char_type('L', space)
   Call: (226) [system] arg(_786506, v('(', ')', end_of_file), 'L')
   Fail: (226) [system] arg(_787438, v('(', ')', end_of_file), 'L')
^  Fail: (225) [user] is_delimiter('L')
   Call: (225) [system] ')'=='L'
   Fail: (225) [system] ')'=='L'
   Call: (225) [system] get_char((0x55fbb4538270), 'L')
   Exit: (225) [system] get_char((0x55fbb4538270), 'L')
   Call: (225) [system] 'L'=(\)
   Fail: (225) [system] 'L'=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _794788)
   Call: (226) [system] peek_char((0x55fbb4538270), _795722)
   Exit: (226) [system] peek_char((0x55fbb4538270), i)
^  Call: (226) [user] is_delimiter(i)
   Call: (227) [system] char_type(i, space)
   Fail: (227) [system] char_type(i, space)
   Call: (227) [system] arg(_800442, v('(', ')', end_of_file), i)
   Fail: (227) [system] arg(_801374, v('(', ')', end_of_file), i)
^  Fail: (226) [user] is_delimiter(i)
   Call: (226) [system] ')'==i
   Fail: (226) [system] ')'==i
   Call: (226) [system] get_char((0x55fbb4538270), i)
   Exit: (226) [system] get_char((0x55fbb4538270), i)
   Call: (226) [system] i=(\)
   Fail: (226) [system] i=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _808724)
   Call: (227) [system] peek_char((0x55fbb4538270), _809658)
   Exit: (227) [system] peek_char((0x55fbb4538270), n)
^  Call: (227) [user] is_delimiter(n)
   Call: (228) [system] char_type(n, space)
   Fail: (228) [system] char_type(n, space)
   Call: (228) [system] arg(_814378, v('(', ')', end_of_file), n)
   Fail: (228) [system] arg(_815310, v('(', ')', end_of_file), n)
^  Fail: (227) [user] is_delimiter(n)
   Call: (227) [system] ')'==n
   Fail: (227) [system] ')'==n
   Call: (227) [system] get_char((0x55fbb4538270), n)
   Exit: (227) [system] get_char((0x55fbb4538270), n)
   Call: (227) [system] n=(\)
   Fail: (227) [system] n=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _822660)
   Call: (228) [system] peek_char((0x55fbb4538270), _823594)
   Exit: (228) [system] peek_char((0x55fbb4538270), k)
^  Call: (228) [user] is_delimiter(k)
   Call: (229) [system] char_type(k, space)
   Fail: (229) [system] char_type(k, space)
   Call: (229) [system] arg(_828314, v('(', ')', end_of_file), k)
   Fail: (229) [system] arg(_829246, v('(', ')', end_of_file), k)
^  Fail: (228) [user] is_delimiter(k)
   Call: (228) [system] ')'==k
   Fail: (228) [system] ')'==k
   Call: (228) [system] get_char((0x55fbb4538270), k)
   Exit: (228) [system] get_char((0x55fbb4538270), k)
   Call: (228) [system] k=(\)
   Fail: (228) [system] k=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _836596)
   Call: (229) [system] peek_char((0x55fbb4538270), _837530)
   Exit: (229) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (229) [user] is_delimiter(' ')
   Call: (230) [system] char_type(' ', space)
   Exit: (230) [system] char_type(' ', space)
^  Exit: (229) [user] is_delimiter(' ')
   Call: (229) [system] _836596=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (228) [system] _822660=[k]
   Exit: (228) [system] [k]=[k]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (227) [system] _808724=[n, k]
   Exit: (227) [system] [n, k]=[n, k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (226) [system] _794788=[i, n, k]
   Exit: (226) [system] [i, n, k]=[i, n, k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (225) [system] _780852=['L', i, n, k]
   Exit: (225) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (224) [system] _766916=[r, 'L', i, n, k]
   Exit: (224) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (223) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _731406)
^  Call: (224) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _860784)
^  Call: (226) [system] setup_call_cleanup('$notrace'(_861736, _861738), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _860784), _861718, fail)), '$restore_trace'(_861736, _861738))
^  Call: (227) [system] sig_atomic(system:'$notrace'(_861736, _861738))
^  Exit: (226) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _860784), _861718, fail)), system:'$restore_trace'(3, -1))
   Call: (225) [system] atomic(_860784)
   Fail: (225) [system] atomic(_860784)
   Call: (225) [system] atom_chars(_860784, ['O', r, 'L', i, n, k])
   Exit: (225) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (224) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (224) [system] integer('OrLink')
   Fail: (224) [system] integer('OrLink')
   Call: (224) [system] _731406='OrLink'
   Exit: (224) [system] 'OrLink'='OrLink'
^  Exit: (223) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (222) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (221) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (221) [user] read_list(')', (0x55fbb4538270), _875734)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _877592)
   Exit: (223) [system] peek_char((0x55fbb4538270), ' ')
   Call: (223) [system] ' '=(;)
   Fail: (223) [system] ' '=(;)
   Call: (223) [system] ' '=(/)
   Fail: (223) [system] ' '=(/)
^  Call: (223) [user] is_like_space(' ')
   Call: (224) [system] char_type(' ', 'white')
   Exit: (224) [system] char_type(' ', 'white')
^  Exit: (223) [user] is_like_space(' ')
   Call: (223) [system] get_char((0x55fbb4538270), _887186)
   Exit: (223) [system] get_char((0x55fbb4538270), ' ')
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _889890)
   Exit: (224) [system] peek_char((0x55fbb4538270), '(')
   Call: (224) [system] '('=(;)
   Fail: (224) [system] '('=(;)
   Call: (224) [system] '('=(/)
   Fail: (224) [system] '('=(/)
^  Call: (224) [user] is_like_space('(')
   Call: (225) [system] char_type('(', 'white')
   Fail: (225) [system] char_type('(', 'white')
   Call: (225) [system] char_type('(', end_of_line)
   Fail: (225) [system] char_type('(', end_of_line)
   Call: (225) [system] char_type('(', space)
   Fail: (225) [system] char_type('(', space)
   Call: (225) [system] char_type('(', cntrl)
   Fail: (225) [system] char_type('(', cntrl)
^  Fail: (224) [user] is_like_space('(')
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _906824)
   Exit: (222) [system] peek_char((0x55fbb4538270), '(')
   Call: (222) [system] '('=')'
   Fail: (222) [system] '('=')'
   Call: (222) [system] '('=end_of_file
   Fail: (222) [system] '('=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55fbb4538270), _912394)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _914252)
   Exit: (224) [system] peek_char((0x55fbb4538270), '(')
   Call: (224) [system] '('=(;)
   Fail: (224) [system] '('=(;)
   Call: (224) [system] '('=(/)
   Fail: (224) [system] '('=(/)
^  Call: (224) [user] is_like_space('(')
   Call: (225) [system] char_type('(', 'white')
   Fail: (225) [system] char_type('(', 'white')
   Call: (225) [system] char_type('(', end_of_line)
   Fail: (225) [system] char_type('(', end_of_line)
   Call: (225) [system] char_type('(', space)
   Fail: (225) [system] char_type('(', space)
   Call: (225) [system] char_type('(', cntrl)
   Fail: (225) [system] char_type('(', cntrl)
^  Fail: (224) [user] is_like_space('(')
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] get_char((0x55fbb4538270), _930262)
   Exit: (223) [system] get_char((0x55fbb4538270), '(')
   Call: (223) [system] '('='('
   Exit: (223) [system] '('='('
^  Call: (223) [user] read_list(')', (0x55fbb4538270), _912394)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _935832)
   Exit: (225) [system] peek_char((0x55fbb4538270), 'I')
   Call: (225) [system] 'I'=(;)
   Fail: (225) [system] 'I'=(;)
   Call: (225) [system] 'I'=(/)
   Fail: (225) [system] 'I'=(/)
^  Call: (225) [user] is_like_space('I')
   Call: (226) [system] char_type('I', 'white')
   Fail: (226) [system] char_type('I', 'white')
   Call: (226) [system] char_type('I', end_of_line)
   Fail: (226) [system] char_type('I', end_of_line)
   Call: (226) [system] char_type('I', space)
   Fail: (226) [system] char_type('I', space)
   Call: (226) [system] char_type('I', cntrl)
   Fail: (226) [system] char_type('I', cntrl)
^  Fail: (225) [user] is_like_space('I')
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _951842)
   Exit: (224) [system] peek_char((0x55fbb4538270), 'I')
   Call: (224) [system] 'I'=')'
   Fail: (224) [system] 'I'=')'
   Call: (224) [system] 'I'=end_of_file
   Fail: (224) [system] 'I'=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55fbb4538270), _957412)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _959270)
   Exit: (226) [system] peek_char((0x55fbb4538270), 'I')
   Call: (226) [system] 'I'=(;)
   Fail: (226) [system] 'I'=(;)
   Call: (226) [system] 'I'=(/)
   Fail: (226) [system] 'I'=(/)
^  Call: (226) [user] is_like_space('I')
   Call: (227) [system] char_type('I', 'white')
   Fail: (227) [system] char_type('I', 'white')
   Call: (227) [system] char_type('I', end_of_line)
   Fail: (227) [system] char_type('I', end_of_line)
   Call: (227) [system] char_type('I', space)
   Fail: (227) [system] char_type('I', space)
   Call: (227) [system] char_type('I', cntrl)
   Fail: (227) [system] char_type('I', cntrl)
^  Fail: (226) [user] is_like_space('I')
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] get_char((0x55fbb4538270), _975280)
   Exit: (225) [system] get_char((0x55fbb4538270), 'I')
   Call: (225) [system] 'I'='('
   Fail: (225) [system] 'I'='('
   Call: (225) [system] 'I'='['
   Fail: (225) [system] 'I'='['
   Call: (225) [system] 'I'='{'
   Fail: (225) [system] 'I'='{'
   Call: (225) [system] 'I'='"'
   Fail: (225) [system] 'I'='"'
   Call: (225) [system] 'I'=!
   Fail: (225) [system] 'I'=!
   Call: (225) [system] 'I'='\''
   Fail: (225) [system] 'I'='\''
   Call: (225) [system] 'I'='`'
   Fail: (225) [system] 'I'='`'
   Call: (225) [system] 'I'=end_of_file
   Fail: (225) [system] 'I'=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55fbb4538270), 'I', _957412)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _992922)
   Call: (227) [system] peek_char((0x55fbb4538270), _993856)
   Exit: (227) [system] peek_char((0x55fbb4538270), m)
^  Call: (227) [user] is_delimiter(m)
   Call: (228) [system] char_type(m, space)
   Fail: (228) [system] char_type(m, space)
   Call: (228) [system] arg(_998576, v('(', ')', end_of_file), m)
   Fail: (228) [system] arg(_999508, v('(', ')', end_of_file), m)
^  Fail: (227) [user] is_delimiter(m)
   Call: (227) [system] ')'==m
   Fail: (227) [system] ')'==m
   Call: (227) [system] get_char((0x55fbb4538270), m)
   Exit: (227) [system] get_char((0x55fbb4538270), m)
   Call: (227) [system] m=(\)
   Fail: (227) [system] m=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _1006858)
   Call: (228) [system] peek_char((0x55fbb4538270), _1007792)
   Exit: (228) [system] peek_char((0x55fbb4538270), p)
^  Call: (228) [user] is_delimiter(p)
   Call: (229) [system] char_type(p, space)
   Fail: (229) [system] char_type(p, space)
   Call: (229) [system] arg(_1012512, v('(', ')', end_of_file), p)
   Fail: (229) [system] arg(_1013444, v('(', ')', end_of_file), p)
^  Fail: (228) [user] is_delimiter(p)
   Call: (228) [system] ')'==p
   Fail: (228) [system] ')'==p
   Call: (228) [system] get_char((0x55fbb4538270), p)
   Exit: (228) [system] get_char((0x55fbb4538270), p)
   Call: (228) [system] p=(\)
   Fail: (228) [system] p=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _1020794)
   Call: (229) [system] peek_char((0x55fbb4538270), _1021728)
   Exit: (229) [system] peek_char((0x55fbb4538270), l)
^  Call: (229) [user] is_delimiter(l)
   Call: (230) [system] char_type(l, space)
   Fail: (230) [system] char_type(l, space)
   Call: (230) [system] arg(_1026448, v('(', ')', end_of_file), l)
   Fail: (230) [system] arg(_1027380, v('(', ')', end_of_file), l)
^  Fail: (229) [user] is_delimiter(l)
   Call: (229) [system] ')'==l
   Fail: (229) [system] ')'==l
   Call: (229) [system] get_char((0x55fbb4538270), l)
   Exit: (229) [system] get_char((0x55fbb4538270), l)
   Call: (229) [system] l=(\)
   Fail: (229) [system] l=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _1034730)
   Call: (230) [system] peek_char((0x55fbb4538270), _1035664)
   Exit: (230) [system] peek_char((0x55fbb4538270), i)
^  Call: (230) [user] is_delimiter(i)
   Call: (231) [system] char_type(i, space)
   Fail: (231) [system] char_type(i, space)
   Call: (231) [system] arg(_1040384, v('(', ')', end_of_file), i)
   Fail: (231) [system] arg(_1041316, v('(', ')', end_of_file), i)
^  Fail: (230) [user] is_delimiter(i)
   Call: (230) [system] ')'==i
   Fail: (230) [system] ')'==i
   Call: (230) [system] get_char((0x55fbb4538270), i)
   Exit: (230) [system] get_char((0x55fbb4538270), i)
   Call: (230) [system] i=(\)
   Fail: (230) [system] i=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _1048666)
   Call: (231) [system] peek_char((0x55fbb4538270), _1049600)
   Exit: (231) [system] peek_char((0x55fbb4538270), c)
^  Call: (231) [user] is_delimiter(c)
   Call: (232) [system] char_type(c, space)
   Fail: (232) [system] char_type(c, space)
   Call: (232) [system] arg(_1054320, v('(', ')', end_of_file), c)
   Fail: (232) [system] arg(_1055252, v('(', ')', end_of_file), c)
^  Fail: (231) [user] is_delimiter(c)
   Call: (231) [system] ')'==c
   Fail: (231) [system] ')'==c
   Call: (231) [system] get_char((0x55fbb4538270), c)
   Exit: (231) [system] get_char((0x55fbb4538270), c)
   Call: (231) [system] c=(\)
   Fail: (231) [system] c=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _1062602)
   Call: (232) [system] peek_char((0x55fbb4538270), _1063536)
   Exit: (232) [system] peek_char((0x55fbb4538270), a)
^  Call: (232) [user] is_delimiter(a)
   Call: (233) [system] char_type(a, space)
   Fail: (233) [system] char_type(a, space)
   Call: (233) [system] arg(_1068256, v('(', ')', end_of_file), a)
   Fail: (233) [system] arg(_1069188, v('(', ')', end_of_file), a)
^  Fail: (232) [user] is_delimiter(a)
   Call: (232) [system] ')'==a
   Fail: (232) [system] ')'==a
   Call: (232) [system] get_char((0x55fbb4538270), a)
   Exit: (232) [system] get_char((0x55fbb4538270), a)
   Call: (232) [system] a=(\)
   Fail: (232) [system] a=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _1076538)
   Call: (233) [system] peek_char((0x55fbb4538270), _1077472)
   Exit: (233) [system] peek_char((0x55fbb4538270), t)
^  Call: (233) [user] is_delimiter(t)
   Call: (234) [system] char_type(t, space)
   Fail: (234) [system] char_type(t, space)
   Call: (234) [system] arg(_1082192, v('(', ')', end_of_file), t)
   Fail: (234) [system] arg(_1083124, v('(', ')', end_of_file), t)
^  Fail: (233) [user] is_delimiter(t)
   Call: (233) [system] ')'==t
   Fail: (233) [system] ')'==t
   Call: (233) [system] get_char((0x55fbb4538270), t)
   Exit: (233) [system] get_char((0x55fbb4538270), t)
   Call: (233) [system] t=(\)
   Fail: (233) [system] t=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _1090474)
   Call: (234) [system] peek_char((0x55fbb4538270), _1091408)
   Exit: (234) [system] peek_char((0x55fbb4538270), i)
^  Call: (234) [user] is_delimiter(i)
   Call: (235) [system] char_type(i, space)
   Fail: (235) [system] char_type(i, space)
   Call: (235) [system] arg(_1096128, v('(', ')', end_of_file), i)
   Fail: (235) [system] arg(_1097060, v('(', ')', end_of_file), i)
^  Fail: (234) [user] is_delimiter(i)
   Call: (234) [system] ')'==i
   Fail: (234) [system] ')'==i
   Call: (234) [system] get_char((0x55fbb4538270), i)
   Exit: (234) [system] get_char((0x55fbb4538270), i)
   Call: (234) [system] i=(\)
   Fail: (234) [system] i=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _1104410)
   Call: (235) [system] peek_char((0x55fbb4538270), _1105344)
   Exit: (235) [system] peek_char((0x55fbb4538270), o)
^  Call: (235) [user] is_delimiter(o)
   Call: (236) [system] char_type(o, space)
   Fail: (236) [system] char_type(o, space)
   Call: (236) [system] arg(_1110064, v('(', ')', end_of_file), o)
   Fail: (236) [system] arg(_1110996, v('(', ')', end_of_file), o)
^  Fail: (235) [user] is_delimiter(o)
   Call: (235) [system] ')'==o
   Fail: (235) [system] ')'==o
   Call: (235) [system] get_char((0x55fbb4538270), o)
   Exit: (235) [system] get_char((0x55fbb4538270), o)
   Call: (235) [system] o=(\)
   Fail: (235) [system] o=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), _1118346)
   Call: (236) [system] peek_char((0x55fbb4538270), _1119280)
   Exit: (236) [system] peek_char((0x55fbb4538270), n)
^  Call: (236) [user] is_delimiter(n)
   Call: (237) [system] char_type(n, space)
   Fail: (237) [system] char_type(n, space)
   Call: (237) [system] arg(_1124000, v('(', ')', end_of_file), n)
   Fail: (237) [system] arg(_1124932, v('(', ')', end_of_file), n)
^  Fail: (236) [user] is_delimiter(n)
   Call: (236) [system] ')'==n
   Fail: (236) [system] ')'==n
   Call: (236) [system] get_char((0x55fbb4538270), n)
   Exit: (236) [system] get_char((0x55fbb4538270), n)
   Call: (236) [system] n=(\)
   Fail: (236) [system] n=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), _1132282)
   Call: (237) [system] peek_char((0x55fbb4538270), _1133216)
   Exit: (237) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (237) [user] is_delimiter(' ')
   Call: (238) [system] char_type(' ', space)
   Exit: (238) [system] char_type(' ', space)
^  Exit: (237) [user] is_delimiter(' ')
   Call: (237) [system] _1132282=[]
   Exit: (237) [system] []=[]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (236) [system] _1118346=[n]
   Exit: (236) [system] [n]=[n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (235) [system] _1104410=[o, n]
   Exit: (235) [system] [o, n]=[o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (234) [system] _1090474=[i, o, n]
   Exit: (234) [system] [i, o, n]=[i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (233) [system] _1076538=[t, i, o, n]
   Exit: (233) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (232) [system] _1062602=[a, t, i, o, n]
   Exit: (232) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (231) [system] _1048666=[c, a, t, i, o, n]
   Exit: (231) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (230) [system] _1034730=[i, c, a, t, i, o, n]
   Exit: (230) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (229) [system] _1020794=[l, i, c, a, t, i, o, n]
   Exit: (229) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (228) [system] _1006858=[p, l, i, c, a, t, i, o, n]
   Exit: (228) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (227) [system] _992922=[m, p, l, i, c, a, t, i, o, n]
   Exit: (227) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (226) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _957412)
^  Call: (227) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _1170440)
^  Call: (229) [system] setup_call_cleanup('$notrace'(_1171392, _1171394), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1170440), _1171374, fail)), '$restore_trace'(_1171392, _1171394))
^  Call: (230) [system] sig_atomic(system:'$notrace'(_1171392, _1171394))
^  Exit: (229) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1170440), _1171374, fail)), system:'$restore_trace'(3, -1))
   Call: (228) [system] atomic(_1170440)
   Fail: (228) [system] atomic(_1170440)
   Call: (228) [system] atom_chars(_1170440, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (228) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (227) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (227) [system] integer('Implication')
   Fail: (227) [system] integer('Implication')
   Call: (227) [system] _957412='Implication'
   Exit: (227) [system] 'Implication'='Implication'
^  Exit: (226) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (225) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (224) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (224) [user] read_list(')', (0x55fbb4538270), _1185390)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1187248)
   Exit: (226) [system] peek_char((0x55fbb4538270), ' ')
   Call: (226) [system] ' '=(;)
   Fail: (226) [system] ' '=(;)
   Call: (226) [system] ' '=(/)
   Fail: (226) [system] ' '=(/)
^  Call: (226) [user] is_like_space(' ')
   Call: (227) [system] char_type(' ', 'white')
   Exit: (227) [system] char_type(' ', 'white')
^  Exit: (226) [user] is_like_space(' ')
   Call: (226) [system] get_char((0x55fbb4538270), _1196842)
   Exit: (226) [system] get_char((0x55fbb4538270), ' ')
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1199546)
   Exit: (227) [system] peek_char((0x55fbb4538270), '(')
   Call: (227) [system] '('=(;)
   Fail: (227) [system] '('=(;)
   Call: (227) [system] '('=(/)
   Fail: (227) [system] '('=(/)
^  Call: (227) [user] is_like_space('(')
   Call: (228) [system] char_type('(', 'white')
   Fail: (228) [system] char_type('(', 'white')
   Call: (228) [system] char_type('(', end_of_line)
   Fail: (228) [system] char_type('(', end_of_line)
   Call: (228) [system] char_type('(', space)
   Fail: (228) [system] char_type('(', space)
   Call: (228) [system] char_type('(', cntrl)
   Fail: (228) [system] char_type('(', cntrl)
^  Fail: (227) [user] is_like_space('(')
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1216480)
   Exit: (225) [system] peek_char((0x55fbb4538270), '(')
   Call: (225) [system] '('=')'
   Fail: (225) [system] '('=')'
   Call: (225) [system] '('=end_of_file
   Fail: (225) [system] '('=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55fbb4538270), _1222050)
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1223908)
   Exit: (227) [system] peek_char((0x55fbb4538270), '(')
   Call: (227) [system] '('=(;)
   Fail: (227) [system] '('=(;)
   Call: (227) [system] '('=(/)
   Fail: (227) [system] '('=(/)
^  Call: (227) [user] is_like_space('(')
   Call: (228) [system] char_type('(', 'white')
   Fail: (228) [system] char_type('(', 'white')
   Call: (228) [system] char_type('(', end_of_line)
   Fail: (228) [system] char_type('(', end_of_line)
   Call: (228) [system] char_type('(', space)
   Fail: (228) [system] char_type('(', space)
   Call: (228) [system] char_type('(', cntrl)
   Fail: (228) [system] char_type('(', cntrl)
^  Fail: (227) [user] is_like_space('(')
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] get_char((0x55fbb4538270), _1239918)
   Exit: (226) [system] get_char((0x55fbb4538270), '(')
   Call: (226) [system] '('='('
   Exit: (226) [system] '('='('
^  Call: (226) [user] read_list(')', (0x55fbb4538270), _1222050)
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _1245488)
   Exit: (228) [system] peek_char((0x55fbb4538270), 'O')
   Call: (228) [system] 'O'=(;)
   Fail: (228) [system] 'O'=(;)
   Call: (228) [system] 'O'=(/)
   Fail: (228) [system] 'O'=(/)
^  Call: (228) [user] is_like_space('O')
   Call: (229) [system] char_type('O', 'white')
   Fail: (229) [system] char_type('O', 'white')
   Call: (229) [system] char_type('O', end_of_line)
   Fail: (229) [system] char_type('O', end_of_line)
   Call: (229) [system] char_type('O', space)
   Fail: (229) [system] char_type('O', space)
   Call: (229) [system] char_type('O', cntrl)
   Fail: (229) [system] char_type('O', cntrl)
^  Fail: (228) [user] is_like_space('O')
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1261498)
   Exit: (227) [system] peek_char((0x55fbb4538270), 'O')
   Call: (227) [system] 'O'=')'
   Fail: (227) [system] 'O'=')'
   Call: (227) [system] 'O'=end_of_file
   Fail: (227) [system] 'O'=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55fbb4538270), _1267068)
^  Call: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _1268926)
   Exit: (229) [system] peek_char((0x55fbb4538270), 'O')
   Call: (229) [system] 'O'=(;)
   Fail: (229) [system] 'O'=(;)
   Call: (229) [system] 'O'=(/)
   Fail: (229) [system] 'O'=(/)
^  Call: (229) [user] is_like_space('O')
   Call: (230) [system] char_type('O', 'white')
   Fail: (230) [system] char_type('O', 'white')
   Call: (230) [system] char_type('O', end_of_line)
   Fail: (230) [system] char_type('O', end_of_line)
   Call: (230) [system] char_type('O', space)
   Fail: (230) [system] char_type('O', space)
   Call: (230) [system] char_type('O', cntrl)
   Fail: (230) [system] char_type('O', cntrl)
^  Fail: (229) [user] is_like_space('O')
^  Exit: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] get_char((0x55fbb4538270), _1284936)
   Exit: (228) [system] get_char((0x55fbb4538270), 'O')
   Call: (228) [system] 'O'='('
   Fail: (228) [system] 'O'='('
   Call: (228) [system] 'O'='['
   Fail: (228) [system] 'O'='['
   Call: (228) [system] 'O'='{'
   Fail: (228) [system] 'O'='{'
   Call: (228) [system] 'O'='"'
   Fail: (228) [system] 'O'='"'
   Call: (228) [system] 'O'=!
   Fail: (228) [system] 'O'=!
   Call: (228) [system] 'O'='\''
   Fail: (228) [system] 'O'='\''
   Call: (228) [system] 'O'='`'
   Fail: (228) [system] 'O'='`'
   Call: (228) [system] 'O'=end_of_file
   Fail: (228) [system] 'O'=end_of_file
^  Call: (228) [user] read_symbolic(')', (0x55fbb4538270), 'O', _1267068)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _1302578)
   Call: (230) [system] peek_char((0x55fbb4538270), _1303512)
   Exit: (230) [system] peek_char((0x55fbb4538270), r)
^  Call: (230) [user] is_delimiter(r)
   Call: (231) [system] char_type(r, space)
   Fail: (231) [system] char_type(r, space)
   Call: (231) [system] arg(_1308232, v('(', ')', end_of_file), r)
   Fail: (231) [system] arg(_1309164, v('(', ')', end_of_file), r)
^  Fail: (230) [user] is_delimiter(r)
   Call: (230) [system] ')'==r
   Fail: (230) [system] ')'==r
   Call: (230) [system] get_char((0x55fbb4538270), r)
   Exit: (230) [system] get_char((0x55fbb4538270), r)
   Call: (230) [system] r=(\)
   Fail: (230) [system] r=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _1316514)
   Call: (231) [system] peek_char((0x55fbb4538270), _1317448)
   Exit: (231) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (231) [user] is_delimiter('L')
   Call: (232) [system] char_type('L', space)
   Fail: (232) [system] char_type('L', space)
   Call: (232) [system] arg(_1322168, v('(', ')', end_of_file), 'L')
   Fail: (232) [system] arg(_1323100, v('(', ')', end_of_file), 'L')
^  Fail: (231) [user] is_delimiter('L')
   Call: (231) [system] ')'=='L'
   Fail: (231) [system] ')'=='L'
   Call: (231) [system] get_char((0x55fbb4538270), 'L')
   Exit: (231) [system] get_char((0x55fbb4538270), 'L')
   Call: (231) [system] 'L'=(\)
   Fail: (231) [system] 'L'=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _1330450)
   Call: (232) [system] peek_char((0x55fbb4538270), _1331384)
   Exit: (232) [system] peek_char((0x55fbb4538270), i)
^  Call: (232) [user] is_delimiter(i)
   Call: (233) [system] char_type(i, space)
   Fail: (233) [system] char_type(i, space)
   Call: (233) [system] arg(_1336104, v('(', ')', end_of_file), i)
   Fail: (233) [system] arg(_1337036, v('(', ')', end_of_file), i)
^  Fail: (232) [user] is_delimiter(i)
   Call: (232) [system] ')'==i
   Fail: (232) [system] ')'==i
   Call: (232) [system] get_char((0x55fbb4538270), i)
   Exit: (232) [system] get_char((0x55fbb4538270), i)
   Call: (232) [system] i=(\)
   Fail: (232) [system] i=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _1344386)
   Call: (233) [system] peek_char((0x55fbb4538270), _1345320)
   Exit: (233) [system] peek_char((0x55fbb4538270), n)
^  Call: (233) [user] is_delimiter(n)
   Call: (234) [system] char_type(n, space)
   Fail: (234) [system] char_type(n, space)
   Call: (234) [system] arg(_1350040, v('(', ')', end_of_file), n)
   Fail: (234) [system] arg(_1350972, v('(', ')', end_of_file), n)
^  Fail: (233) [user] is_delimiter(n)
   Call: (233) [system] ')'==n
   Fail: (233) [system] ')'==n
   Call: (233) [system] get_char((0x55fbb4538270), n)
   Exit: (233) [system] get_char((0x55fbb4538270), n)
   Call: (233) [system] n=(\)
   Fail: (233) [system] n=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _1358322)
   Call: (234) [system] peek_char((0x55fbb4538270), _1359256)
   Exit: (234) [system] peek_char((0x55fbb4538270), k)
^  Call: (234) [user] is_delimiter(k)
   Call: (235) [system] char_type(k, space)
   Fail: (235) [system] char_type(k, space)
   Call: (235) [system] arg(_1363976, v('(', ')', end_of_file), k)
   Fail: (235) [system] arg(_1364908, v('(', ')', end_of_file), k)
^  Fail: (234) [user] is_delimiter(k)
   Call: (234) [system] ')'==k
   Fail: (234) [system] ')'==k
   Call: (234) [system] get_char((0x55fbb4538270), k)
   Exit: (234) [system] get_char((0x55fbb4538270), k)
   Call: (234) [system] k=(\)
   Fail: (234) [system] k=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _1372258)
   Call: (235) [system] peek_char((0x55fbb4538270), _1373192)
   Exit: (235) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (235) [user] is_delimiter(' ')
   Call: (236) [system] char_type(' ', space)
   Exit: (236) [system] char_type(' ', space)
^  Exit: (235) [user] is_delimiter(' ')
   Call: (235) [system] _1372258=[]
   Exit: (235) [system] []=[]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (234) [system] _1358322=[k]
   Exit: (234) [system] [k]=[k]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (233) [system] _1344386=[n, k]
   Exit: (233) [system] [n, k]=[n, k]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (232) [system] _1330450=[i, n, k]
   Exit: (232) [system] [i, n, k]=[i, n, k]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (231) [system] _1316514=['L', i, n, k]
   Exit: (231) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (230) [system] _1302578=[r, 'L', i, n, k]
   Exit: (230) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (229) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _1267068)
^  Call: (230) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _1396446)
^  Call: (232) [system] setup_call_cleanup('$notrace'(_1397398, _1397400), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1396446), _1397380, fail)), '$restore_trace'(_1397398, _1397400))
^  Call: (233) [system] sig_atomic(system:'$notrace'(_1397398, _1397400))
^  Exit: (232) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1396446), _1397380, fail)), system:'$restore_trace'(3, -1))
   Call: (231) [system] atomic(_1396446)
   Fail: (231) [system] atomic(_1396446)
   Call: (231) [system] atom_chars(_1396446, ['O', r, 'L', i, n, k])
   Exit: (231) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (230) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (230) [system] integer('OrLink')
   Fail: (230) [system] integer('OrLink')
   Call: (230) [system] _1267068='OrLink'
   Exit: (230) [system] 'OrLink'='OrLink'
^  Exit: (229) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (228) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (227) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (227) [user] read_list(')', (0x55fbb4538270), _1411396)
^  Call: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _1413254)
   Exit: (229) [system] peek_char((0x55fbb4538270), ' ')
   Call: (229) [system] ' '=(;)
   Fail: (229) [system] ' '=(;)
   Call: (229) [system] ' '=(/)
   Fail: (229) [system] ' '=(/)
^  Call: (229) [user] is_like_space(' ')
   Call: (230) [system] char_type(' ', 'white')
   Exit: (230) [system] char_type(' ', 'white')
^  Exit: (229) [user] is_like_space(' ')
   Call: (229) [system] get_char((0x55fbb4538270), _1422848)
   Exit: (229) [system] get_char((0x55fbb4538270), ' ')
^  Call: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _1425552)
   Exit: (230) [system] peek_char((0x55fbb4538270), 'C')
   Call: (230) [system] 'C'=(;)
   Fail: (230) [system] 'C'=(;)
   Call: (230) [system] 'C'=(/)
   Fail: (230) [system] 'C'=(/)
^  Call: (230) [user] is_like_space('C')
   Call: (231) [system] char_type('C', 'white')
   Fail: (231) [system] char_type('C', 'white')
   Call: (231) [system] char_type('C', end_of_line)
   Fail: (231) [system] char_type('C', end_of_line)
   Call: (231) [system] char_type('C', space)
   Fail: (231) [system] char_type('C', space)
   Call: (231) [system] char_type('C', cntrl)
   Fail: (231) [system] char_type('C', cntrl)
^  Fail: (230) [user] is_like_space('C')
^  Exit: (229) [user] skip_spaces((0x55fbb4538270))
^  Exit: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _1442486)
   Exit: (228) [system] peek_char((0x55fbb4538270), 'C')
   Call: (228) [system] 'C'=')'
   Fail: (228) [system] 'C'=')'
   Call: (228) [system] 'C'=end_of_file
   Fail: (228) [system] 'C'=end_of_file
^  Call: (228) [user] cont_sexpr(')', (0x55fbb4538270), _1448056)
^  Call: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _1449914)
   Exit: (230) [system] peek_char((0x55fbb4538270), 'C')
   Call: (230) [system] 'C'=(;)
   Fail: (230) [system] 'C'=(;)
   Call: (230) [system] 'C'=(/)
   Fail: (230) [system] 'C'=(/)
^  Call: (230) [user] is_like_space('C')
   Call: (231) [system] char_type('C', 'white')
   Fail: (231) [system] char_type('C', 'white')
   Call: (231) [system] char_type('C', end_of_line)
   Fail: (231) [system] char_type('C', end_of_line)
   Call: (231) [system] char_type('C', space)
   Fail: (231) [system] char_type('C', space)
   Call: (231) [system] char_type('C', cntrl)
   Fail: (231) [system] char_type('C', cntrl)
^  Fail: (230) [user] is_like_space('C')
^  Exit: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] get_char((0x55fbb4538270), _1465924)
   Exit: (229) [system] get_char((0x55fbb4538270), 'C')
   Call: (229) [system] 'C'='('
   Fail: (229) [system] 'C'='('
   Call: (229) [system] 'C'='['
   Fail: (229) [system] 'C'='['
   Call: (229) [system] 'C'='{'
   Fail: (229) [system] 'C'='{'
   Call: (229) [system] 'C'='"'
   Fail: (229) [system] 'C'='"'
   Call: (229) [system] 'C'=!
   Fail: (229) [system] 'C'=!
   Call: (229) [system] 'C'='\''
   Fail: (229) [system] 'C'='\''
   Call: (229) [system] 'C'='`'
   Fail: (229) [system] 'C'='`'
   Call: (229) [system] 'C'=end_of_file
   Fail: (229) [system] 'C'=end_of_file
^  Call: (229) [user] read_symbolic(')', (0x55fbb4538270), 'C', _1448056)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _1483566)
   Call: (231) [system] peek_char((0x55fbb4538270), _1484500)
   Exit: (231) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (231) [user] is_delimiter(' ')
   Call: (232) [system] char_type(' ', space)
   Exit: (232) [system] char_type(' ', space)
^  Exit: (231) [user] is_delimiter(' ')
   Call: (231) [system] _1483566=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (230) [user] classify_and_convert_charseq(['C'], _1448056)
^  Call: (231) [user] classify_and_convert_charseq_(['C'], _1493784)
^  Call: (233) [system] setup_call_cleanup('$notrace'(_1494736, _1494738), once(user:catch(read_from_chars(['C'], _1493784), _1494718, fail)), '$restore_trace'(_1494736, _1494738))
^  Call: (234) [system] sig_atomic(system:'$notrace'(_1494736, _1494738))
^  Exit: (233) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1493784), _1494718, fail)), system:'$restore_trace'(3, -1))
   Call: (232) [system] atomic(_1493784)
   Fail: (232) [system] atomic(_1493784)
   Call: (232) [system] atom_chars(_1493784, ['C'])
   Exit: (232) [system] atom_chars('C', ['C'])
^  Exit: (231) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (231) [system] integer('C')
   Fail: (231) [system] integer('C')
   Call: (231) [system] _1448056='C'
   Exit: (231) [system] 'C'='C'
^  Exit: (230) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (229) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (228) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (228) [user] read_list(')', (0x55fbb4538270), _1508734)
^  Call: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _1510592)
   Exit: (230) [system] peek_char((0x55fbb4538270), ' ')
   Call: (230) [system] ' '=(;)
   Fail: (230) [system] ' '=(;)
   Call: (230) [system] ' '=(/)
   Fail: (230) [system] ' '=(/)
^  Call: (230) [user] is_like_space(' ')
   Call: (231) [system] char_type(' ', 'white')
   Exit: (231) [system] char_type(' ', 'white')
^  Exit: (230) [user] is_like_space(' ')
   Call: (230) [system] get_char((0x55fbb4538270), _1520186)
   Exit: (230) [system] get_char((0x55fbb4538270), ' ')
^  Call: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] peek_char((0x55fbb4538270), _1522890)
   Exit: (231) [system] peek_char((0x55fbb4538270), 'D')
   Call: (231) [system] 'D'=(;)
   Fail: (231) [system] 'D'=(;)
   Call: (231) [system] 'D'=(/)
   Fail: (231) [system] 'D'=(/)
^  Call: (231) [user] is_like_space('D')
   Call: (232) [system] char_type('D', 'white')
   Fail: (232) [system] char_type('D', 'white')
   Call: (232) [system] char_type('D', end_of_line)
   Fail: (232) [system] char_type('D', end_of_line)
   Call: (232) [system] char_type('D', space)
   Fail: (232) [system] char_type('D', space)
   Call: (232) [system] char_type('D', cntrl)
   Fail: (232) [system] char_type('D', cntrl)
^  Fail: (231) [user] is_like_space('D')
^  Exit: (230) [user] skip_spaces((0x55fbb4538270))
^  Exit: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _1539824)
   Exit: (229) [system] peek_char((0x55fbb4538270), 'D')
   Call: (229) [system] 'D'=')'
   Fail: (229) [system] 'D'=')'
   Call: (229) [system] 'D'=end_of_file
   Fail: (229) [system] 'D'=end_of_file
^  Call: (229) [user] cont_sexpr(')', (0x55fbb4538270), _1545394)
^  Call: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] peek_char((0x55fbb4538270), _1547252)
   Exit: (231) [system] peek_char((0x55fbb4538270), 'D')
   Call: (231) [system] 'D'=(;)
   Fail: (231) [system] 'D'=(;)
   Call: (231) [system] 'D'=(/)
   Fail: (231) [system] 'D'=(/)
^  Call: (231) [user] is_like_space('D')
   Call: (232) [system] char_type('D', 'white')
   Fail: (232) [system] char_type('D', 'white')
   Call: (232) [system] char_type('D', end_of_line)
   Fail: (232) [system] char_type('D', end_of_line)
   Call: (232) [system] char_type('D', space)
   Fail: (232) [system] char_type('D', space)
   Call: (232) [system] char_type('D', cntrl)
   Fail: (232) [system] char_type('D', cntrl)
^  Fail: (231) [user] is_like_space('D')
^  Exit: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] get_char((0x55fbb4538270), _1563262)
   Exit: (230) [system] get_char((0x55fbb4538270), 'D')
   Call: (230) [system] 'D'='('
   Fail: (230) [system] 'D'='('
   Call: (230) [system] 'D'='['
   Fail: (230) [system] 'D'='['
   Call: (230) [system] 'D'='{'
   Fail: (230) [system] 'D'='{'
   Call: (230) [system] 'D'='"'
   Fail: (230) [system] 'D'='"'
   Call: (230) [system] 'D'=!
   Fail: (230) [system] 'D'=!
   Call: (230) [system] 'D'='\''
   Fail: (230) [system] 'D'='\''
   Call: (230) [system] 'D'='`'
   Fail: (230) [system] 'D'='`'
   Call: (230) [system] 'D'=end_of_file
   Fail: (230) [system] 'D'=end_of_file
^  Call: (230) [user] read_symbolic(')', (0x55fbb4538270), 'D', _1545394)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _1580904)
   Call: (232) [system] peek_char((0x55fbb4538270), _1581838)
   Exit: (232) [system] peek_char((0x55fbb4538270), ')')
^  Call: (232) [user] is_delimiter(')')
   Call: (233) [system] char_type(')', space)
   Fail: (233) [system] char_type(')', space)
   Call: (233) [system] arg(_1586558, v('(', ')', end_of_file), ')')
   Exit: (233) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (232) [user] is_delimiter(')')
   Call: (232) [system] _1580904=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (231) [user] classify_and_convert_charseq(['D'], _1545394)
^  Call: (232) [user] classify_and_convert_charseq_(['D'], _1592994)
^  Call: (234) [system] setup_call_cleanup('$notrace'(_1593946, _1593948), once(user:catch(read_from_chars(['D'], _1592994), _1593928, fail)), '$restore_trace'(_1593946, _1593948))
^  Call: (235) [system] sig_atomic(system:'$notrace'(_1593946, _1593948))
^  Exit: (234) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _1592994), _1593928, fail)), system:'$restore_trace'(3, -1))
   Call: (233) [system] atomic(_1592994)
   Fail: (233) [system] atomic(_1592994)
   Call: (233) [system] atom_chars(_1592994, ['D'])
   Exit: (233) [system] atom_chars('D', ['D'])
^  Exit: (232) [user] classify_and_convert_charseq_(['D'], 'D')
   Call: (232) [system] integer('D')
   Fail: (232) [system] integer('D')
   Call: (232) [system] _1545394='D'
   Exit: (232) [system] 'D'='D'
^  Exit: (231) [user] classify_and_convert_charseq(['D'], 'D')
^  Exit: (230) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'D')
^  Exit: (229) [user] cont_sexpr(')', (0x55fbb4538270), 'D')
^  Call: (229) [user] read_list(')', (0x55fbb4538270), _1607944)
^  Call: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] peek_char((0x55fbb4538270), _1609802)
   Exit: (231) [system] peek_char((0x55fbb4538270), ')')
   Call: (231) [system] ')'=(;)
   Fail: (231) [system] ')'=(;)
   Call: (231) [system] ')'=(/)
   Fail: (231) [system] ')'=(/)
^  Call: (231) [user] is_like_space(')')
   Call: (232) [system] char_type(')', 'white')
   Fail: (232) [system] char_type(')', 'white')
   Call: (232) [system] char_type(')', end_of_line)
   Fail: (232) [system] char_type(')', end_of_line)
   Call: (232) [system] char_type(')', space)
   Fail: (232) [system] char_type(')', space)
   Call: (232) [system] char_type(')', cntrl)
   Fail: (232) [system] char_type(')', cntrl)
^  Fail: (231) [user] is_like_space(')')
^  Exit: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _1625812)
   Exit: (230) [system] peek_char((0x55fbb4538270), ')')
   Call: (230) [system] ')'=')'
   Exit: (230) [system] ')'=')'
   Call: (230) [system] get_char((0x55fbb4538270), _1629602)
   Exit: (230) [system] get_char((0x55fbb4538270), ')')
   Call: (230) [system] _1607944=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_list(')', (0x55fbb4538270), [])
   Call: (229) [system] _1508734=['D']
   Exit: (229) [system] ['D']=['D']
^  Exit: (228) [user] read_list(')', (0x55fbb4538270), ['D'])
   Call: (228) [system] _1411396=['C', 'D']
   Exit: (228) [system] ['C', 'D']=['C', 'D']
^  Exit: (227) [user] read_list(')', (0x55fbb4538270), ['C', 'D'])
   Call: (227) [system] _1222050=['OrLink', 'C', 'D']
   Exit: (227) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (226) [user] read_list(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Exit: (225) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Call: (225) [user] read_list(')', (0x55fbb4538270), _1643484)
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1645342)
   Exit: (227) [system] peek_char((0x55fbb4538270), ' ')
   Call: (227) [system] ' '=(;)
   Fail: (227) [system] ' '=(;)
   Call: (227) [system] ' '=(/)
   Fail: (227) [system] ' '=(/)
^  Call: (227) [user] is_like_space(' ')
   Call: (228) [system] char_type(' ', 'white')
   Exit: (228) [system] char_type(' ', 'white')
^  Exit: (227) [user] is_like_space(' ')
   Call: (227) [system] get_char((0x55fbb4538270), _1654936)
   Exit: (227) [system] get_char((0x55fbb4538270), ' ')
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _1657640)
   Exit: (228) [system] peek_char((0x55fbb4538270), 'E')
   Call: (228) [system] 'E'=(;)
   Fail: (228) [system] 'E'=(;)
   Call: (228) [system] 'E'=(/)
   Fail: (228) [system] 'E'=(/)
^  Call: (228) [user] is_like_space('E')
   Call: (229) [system] char_type('E', 'white')
   Fail: (229) [system] char_type('E', 'white')
   Call: (229) [system] char_type('E', end_of_line)
   Fail: (229) [system] char_type('E', end_of_line)
   Call: (229) [system] char_type('E', space)
   Fail: (229) [system] char_type('E', space)
   Call: (229) [system] char_type('E', cntrl)
   Fail: (229) [system] char_type('E', cntrl)
^  Fail: (228) [user] is_like_space('E')
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1674574)
   Exit: (226) [system] peek_char((0x55fbb4538270), 'E')
   Call: (226) [system] 'E'=')'
   Fail: (226) [system] 'E'=')'
   Call: (226) [system] 'E'=end_of_file
   Fail: (226) [system] 'E'=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55fbb4538270), _1680144)
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _1682002)
   Exit: (228) [system] peek_char((0x55fbb4538270), 'E')
   Call: (228) [system] 'E'=(;)
   Fail: (228) [system] 'E'=(;)
   Call: (228) [system] 'E'=(/)
   Fail: (228) [system] 'E'=(/)
^  Call: (228) [user] is_like_space('E')
   Call: (229) [system] char_type('E', 'white')
   Fail: (229) [system] char_type('E', 'white')
   Call: (229) [system] char_type('E', end_of_line)
   Fail: (229) [system] char_type('E', end_of_line)
   Call: (229) [system] char_type('E', space)
   Fail: (229) [system] char_type('E', space)
   Call: (229) [system] char_type('E', cntrl)
   Fail: (229) [system] char_type('E', cntrl)
^  Fail: (228) [user] is_like_space('E')
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] get_char((0x55fbb4538270), _1698012)
   Exit: (227) [system] get_char((0x55fbb4538270), 'E')
   Call: (227) [system] 'E'='('
   Fail: (227) [system] 'E'='('
   Call: (227) [system] 'E'='['
   Fail: (227) [system] 'E'='['
   Call: (227) [system] 'E'='{'
   Fail: (227) [system] 'E'='{'
   Call: (227) [system] 'E'='"'
   Fail: (227) [system] 'E'='"'
   Call: (227) [system] 'E'=!
   Fail: (227) [system] 'E'=!
   Call: (227) [system] 'E'='\''
   Fail: (227) [system] 'E'='\''
   Call: (227) [system] 'E'='`'
   Fail: (227) [system] 'E'='`'
   Call: (227) [system] 'E'=end_of_file
   Fail: (227) [system] 'E'=end_of_file
^  Call: (227) [user] read_symbolic(')', (0x55fbb4538270), 'E', _1680144)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _1715654)
   Call: (229) [system] peek_char((0x55fbb4538270), _1716588)
   Exit: (229) [system] peek_char((0x55fbb4538270), ')')
^  Call: (229) [user] is_delimiter(')')
   Call: (230) [system] char_type(')', space)
   Fail: (230) [system] char_type(')', space)
   Call: (230) [system] arg(_1721308, v('(', ')', end_of_file), ')')
   Exit: (230) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (229) [user] is_delimiter(')')
   Call: (229) [system] _1715654=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (228) [user] classify_and_convert_charseq(['E'], _1680144)
^  Call: (229) [user] classify_and_convert_charseq_(['E'], _1727744)
^  Call: (231) [system] setup_call_cleanup('$notrace'(_1728696, _1728698), once(user:catch(read_from_chars(['E'], _1727744), _1728678, fail)), '$restore_trace'(_1728696, _1728698))
^  Call: (232) [system] sig_atomic(system:'$notrace'(_1728696, _1728698))
^  Exit: (231) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _1727744), _1728678, fail)), system:'$restore_trace'(3, -1))
   Call: (230) [system] atomic(_1727744)
   Fail: (230) [system] atomic(_1727744)
   Call: (230) [system] atom_chars(_1727744, ['E'])
   Exit: (230) [system] atom_chars('E', ['E'])
^  Exit: (229) [user] classify_and_convert_charseq_(['E'], 'E')
   Call: (229) [system] integer('E')
   Fail: (229) [system] integer('E')
   Call: (229) [system] _1680144='E'
   Exit: (229) [system] 'E'='E'
^  Exit: (228) [user] classify_and_convert_charseq(['E'], 'E')
^  Exit: (227) [user] read_symbolic(')', (0x55fbb4538270), 'E', 'E')
^  Exit: (226) [user] cont_sexpr(')', (0x55fbb4538270), 'E')
^  Call: (226) [user] read_list(')', (0x55fbb4538270), _1742694)
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _1744552)
   Exit: (228) [system] peek_char((0x55fbb4538270), ')')
   Call: (228) [system] ')'=(;)
   Fail: (228) [system] ')'=(;)
   Call: (228) [system] ')'=(/)
   Fail: (228) [system] ')'=(/)
^  Call: (228) [user] is_like_space(')')
   Call: (229) [system] char_type(')', 'white')
   Fail: (229) [system] char_type(')', 'white')
   Call: (229) [system] char_type(')', end_of_line)
   Fail: (229) [system] char_type(')', end_of_line)
   Call: (229) [system] char_type(')', space)
   Fail: (229) [system] char_type(')', space)
   Call: (229) [system] char_type(')', cntrl)
   Fail: (229) [system] char_type(')', cntrl)
^  Fail: (228) [user] is_like_space(')')
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1760562)
   Exit: (227) [system] peek_char((0x55fbb4538270), ')')
   Call: (227) [system] ')'=')'
   Exit: (227) [system] ')'=')'
   Call: (227) [system] get_char((0x55fbb4538270), _1764352)
   Exit: (227) [system] get_char((0x55fbb4538270), ')')
   Call: (227) [system] _1742694=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_list(')', (0x55fbb4538270), [])
   Call: (226) [system] _1643484=['E']
   Exit: (226) [system] ['E']=['E']
^  Exit: (225) [user] read_list(')', (0x55fbb4538270), ['E'])
   Call: (225) [system] _1185390=[['OrLink', 'C', 'D'], 'E']
   Exit: (225) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (224) [user] read_list(')', (0x55fbb4538270), [['OrLink', 'C', 'D'], 'E'])
   Call: (224) [system] _912394=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (224) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (223) [user] read_list(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (222) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (222) [user] read_list(')', (0x55fbb4538270), _1778234)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1780092)
   Exit: (224) [system] peek_char((0x55fbb4538270), ' ')
   Call: (224) [system] ' '=(;)
   Fail: (224) [system] ' '=(;)
   Call: (224) [system] ' '=(/)
   Fail: (224) [system] ' '=(/)
^  Call: (224) [user] is_like_space(' ')
   Call: (225) [system] char_type(' ', 'white')
   Exit: (225) [system] char_type(' ', 'white')
^  Exit: (224) [user] is_like_space(' ')
   Call: (224) [system] get_char((0x55fbb4538270), _1789686)
   Exit: (224) [system] get_char((0x55fbb4538270), ' ')
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1792390)
   Exit: (225) [system] peek_char((0x55fbb4538270), 'A')
   Call: (225) [system] 'A'=(;)
   Fail: (225) [system] 'A'=(;)
   Call: (225) [system] 'A'=(/)
   Fail: (225) [system] 'A'=(/)
^  Call: (225) [user] is_like_space('A')
   Call: (226) [system] char_type('A', 'white')
   Fail: (226) [system] char_type('A', 'white')
   Call: (226) [system] char_type('A', end_of_line)
   Fail: (226) [system] char_type('A', end_of_line)
   Call: (226) [system] char_type('A', space)
   Fail: (226) [system] char_type('A', space)
   Call: (226) [system] char_type('A', cntrl)
   Fail: (226) [system] char_type('A', cntrl)
^  Fail: (225) [user] is_like_space('A')
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _1809324)
   Exit: (223) [system] peek_char((0x55fbb4538270), 'A')
   Call: (223) [system] 'A'=')'
   Fail: (223) [system] 'A'=')'
   Call: (223) [system] 'A'=end_of_file
   Fail: (223) [system] 'A'=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55fbb4538270), _1814894)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1816752)
   Exit: (225) [system] peek_char((0x55fbb4538270), 'A')
   Call: (225) [system] 'A'=(;)
   Fail: (225) [system] 'A'=(;)
   Call: (225) [system] 'A'=(/)
   Fail: (225) [system] 'A'=(/)
^  Call: (225) [user] is_like_space('A')
   Call: (226) [system] char_type('A', 'white')
   Fail: (226) [system] char_type('A', 'white')
   Call: (226) [system] char_type('A', end_of_line)
   Fail: (226) [system] char_type('A', end_of_line)
   Call: (226) [system] char_type('A', space)
   Fail: (226) [system] char_type('A', space)
   Call: (226) [system] char_type('A', cntrl)
   Fail: (226) [system] char_type('A', cntrl)
^  Fail: (225) [user] is_like_space('A')
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] get_char((0x55fbb4538270), _1832762)
   Exit: (224) [system] get_char((0x55fbb4538270), 'A')
   Call: (224) [system] 'A'='('
   Fail: (224) [system] 'A'='('
   Call: (224) [system] 'A'='['
   Fail: (224) [system] 'A'='['
   Call: (224) [system] 'A'='{'
   Fail: (224) [system] 'A'='{'
   Call: (224) [system] 'A'='"'
   Fail: (224) [system] 'A'='"'
   Call: (224) [system] 'A'=!
   Fail: (224) [system] 'A'=!
   Call: (224) [system] 'A'='\''
   Fail: (224) [system] 'A'='\''
   Call: (224) [system] 'A'='`'
   Fail: (224) [system] 'A'='`'
   Call: (224) [system] 'A'=end_of_file
   Fail: (224) [system] 'A'=end_of_file
^  Call: (224) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1814894)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _1850404)
   Call: (226) [system] peek_char((0x55fbb4538270), _1851338)
   Exit: (226) [system] peek_char((0x55fbb4538270), ')')
^  Call: (226) [user] is_delimiter(')')
   Call: (227) [system] char_type(')', space)
   Fail: (227) [system] char_type(')', space)
   Call: (227) [system] arg(_1856058, v('(', ')', end_of_file), ')')
   Exit: (227) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (226) [user] is_delimiter(')')
   Call: (226) [system] _1850404=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (225) [user] classify_and_convert_charseq(['A'], _1814894)
^  Call: (226) [user] classify_and_convert_charseq_(['A'], _1862494)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_1863446, _1863448), once(user:catch(read_from_chars(['A'], _1862494), _1863428, fail)), '$restore_trace'(_1863446, _1863448))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_1863446, _1863448))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1862494), _1863428, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(_1862494)
   Fail: (227) [system] atomic(_1862494)
   Call: (227) [system] atom_chars(_1862494, ['A'])
   Exit: (227) [system] atom_chars('A', ['A'])
^  Exit: (226) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (226) [system] integer('A')
   Fail: (226) [system] integer('A')
   Call: (226) [system] _1814894='A'
   Exit: (226) [system] 'A'='A'
^  Exit: (225) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (224) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (223) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (223) [user] read_list(')', (0x55fbb4538270), _1877444)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1879302)
   Exit: (225) [system] peek_char((0x55fbb4538270), ')')
   Call: (225) [system] ')'=(;)
   Fail: (225) [system] ')'=(;)
   Call: (225) [system] ')'=(/)
   Fail: (225) [system] ')'=(/)
^  Call: (225) [user] is_like_space(')')
   Call: (226) [system] char_type(')', 'white')
   Fail: (226) [system] char_type(')', 'white')
   Call: (226) [system] char_type(')', end_of_line)
   Fail: (226) [system] char_type(')', end_of_line)
   Call: (226) [system] char_type(')', space)
   Fail: (226) [system] char_type(')', space)
   Call: (226) [system] char_type(')', cntrl)
   Fail: (226) [system] char_type(')', cntrl)
^  Fail: (225) [user] is_like_space(')')
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1895312)
   Exit: (224) [system] peek_char((0x55fbb4538270), ')')
   Call: (224) [system] ')'=')'
   Exit: (224) [system] ')'=')'
   Call: (224) [system] get_char((0x55fbb4538270), _1899102)
   Exit: (224) [system] get_char((0x55fbb4538270), ')')
   Call: (224) [system] _1877444=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_list(')', (0x55fbb4538270), [])
   Call: (223) [system] _1778234=['A']
   Exit: (223) [system] ['A']=['A']
^  Exit: (222) [user] read_list(')', (0x55fbb4538270), ['A'])
   Call: (222) [system] _875734=[['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']
   Exit: (222) [system] [['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']=[['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']
^  Exit: (221) [user] read_list(')', (0x55fbb4538270), [['Implication', ['OrLink', 'C', 'D'], 'E'], 'A'])
   Call: (221) [system] _686388=['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']
   Exit: (221) [system] ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']=['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']
^  Exit: (220) [user] read_list(')', (0x55fbb4538270), ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A'])
^  Exit: (219) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A'])
^  Call: (219) [user] read_list(')', (0x55fbb4538270), _1912984)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _1914842)
   Exit: (221) [system] peek_char((0x55fbb4538270), ')')
   Call: (221) [system] ')'=(;)
   Fail: (221) [system] ')'=(;)
   Call: (221) [system] ')'=(/)
   Fail: (221) [system] ')'=(/)
^  Call: (221) [user] is_like_space(')')
   Call: (222) [system] char_type(')', 'white')
   Fail: (222) [system] char_type(')', 'white')
   Call: (222) [system] char_type(')', end_of_line)
   Fail: (222) [system] char_type(')', end_of_line)
   Call: (222) [system] char_type(')', space)
   Fail: (222) [system] char_type(')', space)
   Call: (222) [system] char_type(')', cntrl)
   Fail: (222) [system] char_type(')', cntrl)
^  Fail: (221) [user] is_like_space(')')
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _1930852)
   Exit: (220) [system] peek_char((0x55fbb4538270), ')')
   Call: (220) [system] ')'=')'
   Exit: (220) [system] ')'=')'
   Call: (220) [system] get_char((0x55fbb4538270), _1934642)
   Exit: (220) [system] get_char((0x55fbb4538270), ')')
   Call: (220) [system] _1912984=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_list(')', (0x55fbb4538270), [])
   Call: (219) [system] _649728=[['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]
   Exit: (219) [system] [['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]=[['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]
^  Exit: (218) [user] read_list(')', (0x55fbb4538270), [['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']])
   Call: (218) [system] _5884=[['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]
   Exit: (218) [system] [['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]=[['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]
^  Exit: (217) [user] read_list(')', (0x55fbb4538270), [['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']])
   Call: (217) [system] _5876=[:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]
   Exit: (217) [system] [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]=[:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]
^  Exit: (216) [user] read_list(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']])
^  Exit: (215) [user] cont_sexpr(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']])
^  Call: (215) [user] read_list(')', (0x55fbb4538270), _1948524)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1950382)
   Exit: (217) [system] peek_char((0x55fbb4538270), '\n')
   Call: (217) [system] '\n'=(;)
   Fail: (217) [system] '\n'=(;)
   Call: (217) [system] '\n'=(/)
   Fail: (217) [system] '\n'=(/)
^  Call: (217) [user] is_like_space('\n')
   Call: (218) [system] char_type('\n', 'white')
   Fail: (218) [system] char_type('\n', 'white')
   Call: (218) [system] char_type('\n', end_of_line)
   Exit: (218) [system] char_type('\n', end_of_line)
^  Exit: (217) [user] is_like_space('\n')
   Call: (217) [system] get_char((0x55fbb4538270), _1961832)
   Exit: (217) [system] get_char((0x55fbb4538270), '\n')
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1964536)
   Exit: (218) [system] peek_char((0x55fbb4538270), '\t')
   Call: (218) [system] '\t'=(;)
   Fail: (218) [system] '\t'=(;)
   Call: (218) [system] '\t'=(/)
   Fail: (218) [system] '\t'=(/)
^  Call: (218) [user] is_like_space('\t')
   Call: (219) [system] char_type('\t', 'white')
   Exit: (219) [system] char_type('\t', 'white')
^  Exit: (218) [user] is_like_space('\t')
   Call: (218) [system] get_char((0x55fbb4538270), _1974130)
   Exit: (218) [system] get_char((0x55fbb4538270), '\t')
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _1976834)
   Exit: (219) [system] peek_char((0x55fbb4538270), '\t')
   Call: (219) [system] '\t'=(;)
   Fail: (219) [system] '\t'=(;)
   Call: (219) [system] '\t'=(/)
   Fail: (219) [system] '\t'=(/)
^  Call: (219) [user] is_like_space('\t')
   Call: (220) [system] char_type('\t', 'white')
   Exit: (220) [system] char_type('\t', 'white')
^  Exit: (219) [user] is_like_space('\t')
   Call: (219) [system] get_char((0x55fbb4538270), _1986428)
   Exit: (219) [system] get_char((0x55fbb4538270), '\t')
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _1989132)
   Exit: (220) [system] peek_char((0x55fbb4538270), ' ')
   Call: (220) [system] ' '=(;)
   Fail: (220) [system] ' '=(;)
   Call: (220) [system] ' '=(/)
   Fail: (220) [system] ' '=(/)
^  Call: (220) [user] is_like_space(' ')
   Call: (221) [system] char_type(' ', 'white')
   Exit: (221) [system] char_type(' ', 'white')
^  Exit: (220) [user] is_like_space(' ')
   Call: (220) [system] get_char((0x55fbb4538270), _1998726)
   Exit: (220) [system] get_char((0x55fbb4538270), ' ')
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _2001430)
   Exit: (221) [system] peek_char((0x55fbb4538270), '(')
   Call: (221) [system] '('=(;)
   Fail: (221) [system] '('=(;)
   Call: (221) [system] '('=(/)
   Fail: (221) [system] '('=(/)
^  Call: (221) [user] is_like_space('(')
   Call: (222) [system] char_type('(', 'white')
   Fail: (222) [system] char_type('(', 'white')
   Call: (222) [system] char_type('(', end_of_line)
   Fail: (222) [system] char_type('(', end_of_line)
   Call: (222) [system] char_type('(', space)
   Fail: (222) [system] char_type('(', space)
   Call: (222) [system] char_type('(', cntrl)
   Fail: (222) [system] char_type('(', cntrl)
^  Fail: (221) [user] is_like_space('(')
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _2021136)
   Exit: (216) [system] peek_char((0x55fbb4538270), '(')
   Call: (216) [system] '('=')'
   Fail: (216) [system] '('=')'
   Call: (216) [system] '('=end_of_file
   Fail: (216) [system] '('=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55fbb4538270), _2026706)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _2028564)
   Exit: (218) [system] peek_char((0x55fbb4538270), '(')
   Call: (218) [system] '('=(;)
   Fail: (218) [system] '('=(;)
   Call: (218) [system] '('=(/)
   Fail: (218) [system] '('=(/)
^  Call: (218) [user] is_like_space('(')
   Call: (219) [system] char_type('(', 'white')
   Fail: (219) [system] char_type('(', 'white')
   Call: (219) [system] char_type('(', end_of_line)
   Fail: (219) [system] char_type('(', end_of_line)
   Call: (219) [system] char_type('(', space)
   Fail: (219) [system] char_type('(', space)
   Call: (219) [system] char_type('(', cntrl)
   Fail: (219) [system] char_type('(', cntrl)
^  Fail: (218) [user] is_like_space('(')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] get_char((0x55fbb4538270), _2044574)
   Exit: (217) [system] get_char((0x55fbb4538270), '(')
   Call: (217) [system] '('='('
   Exit: (217) [system] '('='('
^  Call: (217) [user] read_list(')', (0x55fbb4538270), _2026706)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _2050144)
   Exit: (219) [system] peek_char((0x55fbb4538270), :)
   Call: (219) [system] (:)=(;)
   Fail: (219) [system] (:)=(;)
   Call: (219) [system] (:)=(/)
   Fail: (219) [system] (:)=(/)
^  Call: (219) [user] is_like_space(:)
   Call: (220) [system] char_type(:, 'white')
   Fail: (220) [system] char_type(:, 'white')
   Call: (220) [system] char_type(:, end_of_line)
   Fail: (220) [system] char_type(:, end_of_line)
   Call: (220) [system] char_type(:, space)
   Fail: (220) [system] char_type(:, space)
   Call: (220) [system] char_type(:, cntrl)
   Fail: (220) [system] char_type(:, cntrl)
^  Fail: (219) [user] is_like_space(:)
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _2066154)
   Exit: (218) [system] peek_char((0x55fbb4538270), :)
   Call: (218) [system] (:)=')'
   Fail: (218) [system] (:)=')'
   Call: (218) [system] (:)=end_of_file
   Fail: (218) [system] (:)=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55fbb4538270), _2071724)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _2073582)
   Exit: (220) [system] peek_char((0x55fbb4538270), :)
   Call: (220) [system] (:)=(;)
   Fail: (220) [system] (:)=(;)
   Call: (220) [system] (:)=(/)
   Fail: (220) [system] (:)=(/)
^  Call: (220) [user] is_like_space(:)
   Call: (221) [system] char_type(:, 'white')
   Fail: (221) [system] char_type(:, 'white')
   Call: (221) [system] char_type(:, end_of_line)
   Fail: (221) [system] char_type(:, end_of_line)
   Call: (221) [system] char_type(:, space)
   Fail: (221) [system] char_type(:, space)
   Call: (221) [system] char_type(:, cntrl)
   Fail: (221) [system] char_type(:, cntrl)
^  Fail: (220) [user] is_like_space(:)
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] get_char((0x55fbb4538270), _2089592)
   Exit: (219) [system] get_char((0x55fbb4538270), :)
   Call: (219) [system] (:)='('
   Fail: (219) [system] (:)='('
   Call: (219) [system] (:)='['
   Fail: (219) [system] (:)='['
   Call: (219) [system] (:)='{'
   Fail: (219) [system] (:)='{'
   Call: (219) [system] (:)='"'
   Fail: (219) [system] (:)='"'
   Call: (219) [system] (:)=!
   Fail: (219) [system] (:)=!
   Call: (219) [system] (:)='\''
   Fail: (219) [system] (:)='\''
   Call: (219) [system] (:)='`'
   Fail: (219) [system] (:)='`'
   Call: (219) [system] (:)=end_of_file
   Fail: (219) [system] (:)=end_of_file
^  Call: (219) [user] read_symbolic(')', (0x55fbb4538270), :, _5978)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _16176)
   Call: (221) [system] peek_char((0x55fbb4538270), _17110)
   Exit: (221) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (221) [user] is_delimiter(' ')
   Call: (222) [system] char_type(' ', space)
   Exit: (222) [system] char_type(' ', space)
^  Exit: (221) [user] is_delimiter(' ')
   Call: (221) [system] _16176=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (220) [user] classify_and_convert_charseq([:], _5978)
^  Call: (221) [user] classify_and_convert_charseq_([:], _26394)
^  Call: (223) [system] setup_call_cleanup('$notrace'(_27346, _27348), once(user:catch(read_from_chars([:], _26394), _27328, fail)), '$restore_trace'(_27346, _27348))
^  Call: (224) [system] sig_atomic(system:'$notrace'(_27346, _27348))
^  Exit: (223) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _27328, fail)), system:'$restore_trace'(3, -1))
   Call: (222) [system] atomic(:)
   Exit: (222) [system] atomic(:)
^  Exit: (221) [user] classify_and_convert_charseq_([:], :)
   Call: (221) [system] integer(:)
   Fail: (221) [system] integer(:)
   Call: (221) [system] _5978=(:)
   Exit: (221) [system] (:)=(:)
^  Exit: (220) [user] classify_and_convert_charseq([:], :)
^  Exit: (219) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (218) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (218) [user] read_list(')', (0x55fbb4538270), _39474)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _41332)
   Exit: (220) [system] peek_char((0x55fbb4538270), ' ')
   Call: (220) [system] ' '=(;)
   Fail: (220) [system] ' '=(;)
   Call: (220) [system] ' '=(/)
   Fail: (220) [system] ' '=(/)
^  Call: (220) [user] is_like_space(' ')
   Call: (221) [system] char_type(' ', 'white')
   Exit: (221) [system] char_type(' ', 'white')
^  Exit: (220) [user] is_like_space(' ')
   Call: (220) [system] get_char((0x55fbb4538270), _50926)
   Exit: (220) [system] get_char((0x55fbb4538270), ' ')
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _53630)
   Exit: (221) [system] peek_char((0x55fbb4538270), '(')
   Call: (221) [system] '('=(;)
   Fail: (221) [system] '('=(;)
   Call: (221) [system] '('=(/)
   Fail: (221) [system] '('=(/)
^  Call: (221) [user] is_like_space('(')
   Call: (222) [system] char_type('(', 'white')
   Fail: (222) [system] char_type('(', 'white')
   Call: (222) [system] char_type('(', end_of_line)
   Fail: (222) [system] char_type('(', end_of_line)
   Call: (222) [system] char_type('(', space)
   Fail: (222) [system] char_type('(', space)
   Call: (222) [system] char_type('(', cntrl)
   Fail: (222) [system] char_type('(', cntrl)
^  Fail: (221) [user] is_like_space('(')
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _70564)
   Exit: (219) [system] peek_char((0x55fbb4538270), '(')
   Call: (219) [system] '('=')'
   Fail: (219) [system] '('=')'
   Call: (219) [system] '('=end_of_file
   Fail: (219) [system] '('=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55fbb4538270), _76134)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _77992)
   Exit: (221) [system] peek_char((0x55fbb4538270), '(')
   Call: (221) [system] '('=(;)
   Fail: (221) [system] '('=(;)
   Call: (221) [system] '('=(/)
   Fail: (221) [system] '('=(/)
^  Call: (221) [user] is_like_space('(')
   Call: (222) [system] char_type('(', 'white')
   Fail: (222) [system] char_type('(', 'white')
   Call: (222) [system] char_type('(', end_of_line)
   Fail: (222) [system] char_type('(', end_of_line)
   Call: (222) [system] char_type('(', space)
   Fail: (222) [system] char_type('(', space)
   Call: (222) [system] char_type('(', cntrl)
   Fail: (222) [system] char_type('(', cntrl)
^  Fail: (221) [user] is_like_space('(')
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] get_char((0x55fbb4538270), _94002)
   Exit: (220) [system] get_char((0x55fbb4538270), '(')
   Call: (220) [system] '('='('
   Exit: (220) [system] '('='('
^  Call: (220) [user] read_list(')', (0x55fbb4538270), _76134)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _99572)
   Exit: (222) [system] peek_char((0x55fbb4538270), 'D')
   Call: (222) [system] 'D'=(;)
   Fail: (222) [system] 'D'=(;)
   Call: (222) [system] 'D'=(/)
   Fail: (222) [system] 'D'=(/)
^  Call: (222) [user] is_like_space('D')
   Call: (223) [system] char_type('D', 'white')
   Fail: (223) [system] char_type('D', 'white')
   Call: (223) [system] char_type('D', end_of_line)
   Fail: (223) [system] char_type('D', end_of_line)
   Call: (223) [system] char_type('D', space)
   Fail: (223) [system] char_type('D', space)
   Call: (223) [system] char_type('D', cntrl)
   Fail: (223) [system] char_type('D', cntrl)
^  Fail: (222) [user] is_like_space('D')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _115582)
   Exit: (221) [system] peek_char((0x55fbb4538270), 'D')
   Call: (221) [system] 'D'=')'
   Fail: (221) [system] 'D'=')'
   Call: (221) [system] 'D'=end_of_file
   Fail: (221) [system] 'D'=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55fbb4538270), _121152)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _123010)
   Exit: (223) [system] peek_char((0x55fbb4538270), 'D')
   Call: (223) [system] 'D'=(;)
   Fail: (223) [system] 'D'=(;)
   Call: (223) [system] 'D'=(/)
   Fail: (223) [system] 'D'=(/)
^  Call: (223) [user] is_like_space('D')
   Call: (224) [system] char_type('D', 'white')
   Fail: (224) [system] char_type('D', 'white')
   Call: (224) [system] char_type('D', end_of_line)
   Fail: (224) [system] char_type('D', end_of_line)
   Call: (224) [system] char_type('D', space)
   Fail: (224) [system] char_type('D', space)
   Call: (224) [system] char_type('D', cntrl)
   Fail: (224) [system] char_type('D', cntrl)
^  Fail: (223) [user] is_like_space('D')
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] get_char((0x55fbb4538270), _139020)
   Exit: (222) [system] get_char((0x55fbb4538270), 'D')
   Call: (222) [system] 'D'='('
   Fail: (222) [system] 'D'='('
   Call: (222) [system] 'D'='['
   Fail: (222) [system] 'D'='['
   Call: (222) [system] 'D'='{'
   Fail: (222) [system] 'D'='{'
   Call: (222) [system] 'D'='"'
   Fail: (222) [system] 'D'='"'
   Call: (222) [system] 'D'=!
   Fail: (222) [system] 'D'=!
   Call: (222) [system] 'D'='\''
   Fail: (222) [system] 'D'='\''
   Call: (222) [system] 'D'='`'
   Fail: (222) [system] 'D'='`'
   Call: (222) [system] 'D'=end_of_file
   Fail: (222) [system] 'D'=end_of_file
^  Call: (222) [user] read_symbolic(')', (0x55fbb4538270), 'D', _121152)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _156662)
   Call: (224) [system] peek_char((0x55fbb4538270), _157596)
   Exit: (224) [system] peek_char((0x55fbb4538270), i)
^  Call: (224) [user] is_delimiter(i)
   Call: (225) [system] char_type(i, space)
   Fail: (225) [system] char_type(i, space)
   Call: (225) [system] arg(_162316, v('(', ')', end_of_file), i)
   Fail: (225) [system] arg(_163248, v('(', ')', end_of_file), i)
^  Fail: (224) [user] is_delimiter(i)
   Call: (224) [system] ')'==i
   Fail: (224) [system] ')'==i
   Call: (224) [system] get_char((0x55fbb4538270), i)
   Exit: (224) [system] get_char((0x55fbb4538270), i)
   Call: (224) [system] i=(\)
   Fail: (224) [system] i=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _170598)
   Call: (225) [system] peek_char((0x55fbb4538270), _171532)
   Exit: (225) [system] peek_char((0x55fbb4538270), s)
^  Call: (225) [user] is_delimiter(s)
   Call: (226) [system] char_type(s, space)
   Fail: (226) [system] char_type(s, space)
   Call: (226) [system] arg(_176252, v('(', ')', end_of_file), s)
   Fail: (226) [system] arg(_177184, v('(', ')', end_of_file), s)
^  Fail: (225) [user] is_delimiter(s)
   Call: (225) [system] ')'==s
   Fail: (225) [system] ')'==s
   Call: (225) [system] get_char((0x55fbb4538270), s)
   Exit: (225) [system] get_char((0x55fbb4538270), s)
   Call: (225) [system] s=(\)
   Fail: (225) [system] s=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _184534)
   Call: (226) [system] peek_char((0x55fbb4538270), _185468)
   Exit: (226) [system] peek_char((0x55fbb4538270), j)
^  Call: (226) [user] is_delimiter(j)
   Call: (227) [system] char_type(j, space)
   Fail: (227) [system] char_type(j, space)
   Call: (227) [system] arg(_190188, v('(', ')', end_of_file), j)
   Fail: (227) [system] arg(_191120, v('(', ')', end_of_file), j)
^  Fail: (226) [user] is_delimiter(j)
   Call: (226) [system] ')'==j
   Fail: (226) [system] ')'==j
   Call: (226) [system] get_char((0x55fbb4538270), j)
   Exit: (226) [system] get_char((0x55fbb4538270), j)
   Call: (226) [system] j=(\)
   Fail: (226) [system] j=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _198470)
   Call: (227) [system] peek_char((0x55fbb4538270), _199404)
   Exit: (227) [system] peek_char((0x55fbb4538270), u)
^  Call: (227) [user] is_delimiter(u)
   Call: (228) [system] char_type(u, space)
   Fail: (228) [system] char_type(u, space)
   Call: (228) [system] arg(_204124, v('(', ')', end_of_file), u)
   Fail: (228) [system] arg(_205056, v('(', ')', end_of_file), u)
^  Fail: (227) [user] is_delimiter(u)
   Call: (227) [system] ')'==u
   Fail: (227) [system] ')'==u
   Call: (227) [system] get_char((0x55fbb4538270), u)
   Exit: (227) [system] get_char((0x55fbb4538270), u)
   Call: (227) [system] u=(\)
   Fail: (227) [system] u=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _212406)
   Call: (228) [system] peek_char((0x55fbb4538270), _213340)
   Exit: (228) [system] peek_char((0x55fbb4538270), n)
^  Call: (228) [user] is_delimiter(n)
   Call: (229) [system] char_type(n, space)
   Fail: (229) [system] char_type(n, space)
   Call: (229) [system] arg(_218060, v('(', ')', end_of_file), n)
   Fail: (229) [system] arg(_218992, v('(', ')', end_of_file), n)
^  Fail: (228) [user] is_delimiter(n)
   Call: (228) [system] ')'==n
   Fail: (228) [system] ')'==n
   Call: (228) [system] get_char((0x55fbb4538270), n)
   Exit: (228) [system] get_char((0x55fbb4538270), n)
   Call: (228) [system] n=(\)
   Fail: (228) [system] n=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _226342)
   Call: (229) [system] peek_char((0x55fbb4538270), _227276)
   Exit: (229) [system] peek_char((0x55fbb4538270), c)
^  Call: (229) [user] is_delimiter(c)
   Call: (230) [system] char_type(c, space)
   Fail: (230) [system] char_type(c, space)
   Call: (230) [system] arg(_231996, v('(', ')', end_of_file), c)
   Fail: (230) [system] arg(_232928, v('(', ')', end_of_file), c)
^  Fail: (229) [user] is_delimiter(c)
   Call: (229) [system] ')'==c
   Fail: (229) [system] ')'==c
   Call: (229) [system] get_char((0x55fbb4538270), c)
   Exit: (229) [system] get_char((0x55fbb4538270), c)
   Call: (229) [system] c=(\)
   Fail: (229) [system] c=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _240278)
   Call: (230) [system] peek_char((0x55fbb4538270), _241212)
   Exit: (230) [system] peek_char((0x55fbb4538270), t)
^  Call: (230) [user] is_delimiter(t)
   Call: (231) [system] char_type(t, space)
   Fail: (231) [system] char_type(t, space)
   Call: (231) [system] arg(_245932, v('(', ')', end_of_file), t)
   Fail: (231) [system] arg(_246864, v('(', ')', end_of_file), t)
^  Fail: (230) [user] is_delimiter(t)
   Call: (230) [system] ')'==t
   Fail: (230) [system] ')'==t
   Call: (230) [system] get_char((0x55fbb4538270), t)
   Exit: (230) [system] get_char((0x55fbb4538270), t)
   Call: (230) [system] t=(\)
   Fail: (230) [system] t=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _254214)
   Call: (231) [system] peek_char((0x55fbb4538270), _255148)
   Exit: (231) [system] peek_char((0x55fbb4538270), i)
^  Call: (231) [user] is_delimiter(i)
   Call: (232) [system] char_type(i, space)
   Fail: (232) [system] char_type(i, space)
   Call: (232) [system] arg(_259868, v('(', ')', end_of_file), i)
   Fail: (232) [system] arg(_260800, v('(', ')', end_of_file), i)
^  Fail: (231) [user] is_delimiter(i)
   Call: (231) [system] ')'==i
   Fail: (231) [system] ')'==i
   Call: (231) [system] get_char((0x55fbb4538270), i)
   Exit: (231) [system] get_char((0x55fbb4538270), i)
   Call: (231) [system] i=(\)
   Fail: (231) [system] i=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _268150)
   Call: (232) [system] peek_char((0x55fbb4538270), _269084)
   Exit: (232) [system] peek_char((0x55fbb4538270), o)
^  Call: (232) [user] is_delimiter(o)
   Call: (233) [system] char_type(o, space)
   Fail: (233) [system] char_type(o, space)
   Call: (233) [system] arg(_273804, v('(', ')', end_of_file), o)
   Fail: (233) [system] arg(_274736, v('(', ')', end_of_file), o)
^  Fail: (232) [user] is_delimiter(o)
   Call: (232) [system] ')'==o
   Fail: (232) [system] ')'==o
   Call: (232) [system] get_char((0x55fbb4538270), o)
   Exit: (232) [system] get_char((0x55fbb4538270), o)
   Call: (232) [system] o=(\)
   Fail: (232) [system] o=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _282086)
   Call: (233) [system] peek_char((0x55fbb4538270), _283020)
   Exit: (233) [system] peek_char((0x55fbb4538270), n)
^  Call: (233) [user] is_delimiter(n)
   Call: (234) [system] char_type(n, space)
   Fail: (234) [system] char_type(n, space)
   Call: (234) [system] arg(_287740, v('(', ')', end_of_file), n)
   Fail: (234) [system] arg(_288672, v('(', ')', end_of_file), n)
^  Fail: (233) [user] is_delimiter(n)
   Call: (233) [system] ')'==n
   Fail: (233) [system] ')'==n
   Call: (233) [system] get_char((0x55fbb4538270), n)
   Exit: (233) [system] get_char((0x55fbb4538270), n)
   Call: (233) [system] n=(\)
   Fail: (233) [system] n=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _296022)
   Call: (234) [system] peek_char((0x55fbb4538270), _296956)
   Exit: (234) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (234) [user] is_delimiter('I')
   Call: (235) [system] char_type('I', space)
   Fail: (235) [system] char_type('I', space)
   Call: (235) [system] arg(_301676, v('(', ')', end_of_file), 'I')
   Fail: (235) [system] arg(_302608, v('(', ')', end_of_file), 'I')
^  Fail: (234) [user] is_delimiter('I')
   Call: (234) [system] ')'=='I'
   Fail: (234) [system] ')'=='I'
   Call: (234) [system] get_char((0x55fbb4538270), 'I')
   Exit: (234) [system] get_char((0x55fbb4538270), 'I')
   Call: (234) [system] 'I'=(\)
   Fail: (234) [system] 'I'=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _309958)
   Call: (235) [system] peek_char((0x55fbb4538270), _310892)
   Exit: (235) [system] peek_char((0x55fbb4538270), n)
^  Call: (235) [user] is_delimiter(n)
   Call: (236) [system] char_type(n, space)
   Fail: (236) [system] char_type(n, space)
   Call: (236) [system] arg(_315612, v('(', ')', end_of_file), n)
   Fail: (236) [system] arg(_316544, v('(', ')', end_of_file), n)
^  Fail: (235) [user] is_delimiter(n)
   Call: (235) [system] ')'==n
   Fail: (235) [system] ')'==n
   Call: (235) [system] get_char((0x55fbb4538270), n)
   Exit: (235) [system] get_char((0x55fbb4538270), n)
   Call: (235) [system] n=(\)
   Fail: (235) [system] n=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), _323894)
   Call: (236) [system] peek_char((0x55fbb4538270), _324828)
   Exit: (236) [system] peek_char((0x55fbb4538270), t)
^  Call: (236) [user] is_delimiter(t)
   Call: (237) [system] char_type(t, space)
   Fail: (237) [system] char_type(t, space)
   Call: (237) [system] arg(_329548, v('(', ')', end_of_file), t)
   Fail: (237) [system] arg(_330480, v('(', ')', end_of_file), t)
^  Fail: (236) [user] is_delimiter(t)
   Call: (236) [system] ')'==t
   Fail: (236) [system] ')'==t
   Call: (236) [system] get_char((0x55fbb4538270), t)
   Exit: (236) [system] get_char((0x55fbb4538270), t)
   Call: (236) [system] t=(\)
   Fail: (236) [system] t=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), _337830)
   Call: (237) [system] peek_char((0x55fbb4538270), _338764)
   Exit: (237) [system] peek_char((0x55fbb4538270), r)
^  Call: (237) [user] is_delimiter(r)
   Call: (238) [system] char_type(r, space)
   Fail: (238) [system] char_type(r, space)
   Call: (238) [system] arg(_343484, v('(', ')', end_of_file), r)
   Fail: (238) [system] arg(_344416, v('(', ')', end_of_file), r)
^  Fail: (237) [user] is_delimiter(r)
   Call: (237) [system] ')'==r
   Fail: (237) [system] ')'==r
   Call: (237) [system] get_char((0x55fbb4538270), r)
   Exit: (237) [system] get_char((0x55fbb4538270), r)
   Call: (237) [system] r=(\)
   Fail: (237) [system] r=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), _351766)
   Call: (238) [system] peek_char((0x55fbb4538270), _352700)
   Exit: (238) [system] peek_char((0x55fbb4538270), o)
^  Call: (238) [user] is_delimiter(o)
   Call: (239) [system] char_type(o, space)
   Fail: (239) [system] char_type(o, space)
   Call: (239) [system] arg(_357420, v('(', ')', end_of_file), o)
   Fail: (239) [system] arg(_358352, v('(', ')', end_of_file), o)
^  Fail: (238) [user] is_delimiter(o)
   Call: (238) [system] ')'==o
   Fail: (238) [system] ')'==o
   Call: (238) [system] get_char((0x55fbb4538270), o)
   Exit: (238) [system] get_char((0x55fbb4538270), o)
   Call: (238) [system] o=(\)
   Fail: (238) [system] o=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), _365702)
   Call: (239) [system] peek_char((0x55fbb4538270), _366636)
   Exit: (239) [system] peek_char((0x55fbb4538270), d)
^  Call: (239) [user] is_delimiter(d)
   Call: (240) [system] char_type(d, space)
   Fail: (240) [system] char_type(d, space)
   Call: (240) [system] arg(_371356, v('(', ')', end_of_file), d)
   Fail: (240) [system] arg(_372288, v('(', ')', end_of_file), d)
^  Fail: (239) [user] is_delimiter(d)
   Call: (239) [system] ')'==d
   Fail: (239) [system] ')'==d
   Call: (239) [system] get_char((0x55fbb4538270), d)
   Exit: (239) [system] get_char((0x55fbb4538270), d)
   Call: (239) [system] d=(\)
   Fail: (239) [system] d=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55fbb4538270), _379638)
   Call: (240) [system] peek_char((0x55fbb4538270), _380572)
   Exit: (240) [system] peek_char((0x55fbb4538270), u)
^  Call: (240) [user] is_delimiter(u)
   Call: (241) [system] char_type(u, space)
   Fail: (241) [system] char_type(u, space)
   Call: (241) [system] arg(_385292, v('(', ')', end_of_file), u)
   Fail: (241) [system] arg(_386224, v('(', ')', end_of_file), u)
^  Fail: (240) [user] is_delimiter(u)
   Call: (240) [system] ')'==u
   Fail: (240) [system] ')'==u
   Call: (240) [system] get_char((0x55fbb4538270), u)
   Exit: (240) [system] get_char((0x55fbb4538270), u)
   Call: (240) [system] u=(\)
   Fail: (240) [system] u=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55fbb4538270), _393574)
   Call: (241) [system] peek_char((0x55fbb4538270), _394508)
   Exit: (241) [system] peek_char((0x55fbb4538270), c)
^  Call: (241) [user] is_delimiter(c)
   Call: (242) [system] char_type(c, space)
   Fail: (242) [system] char_type(c, space)
   Call: (242) [system] arg(_399228, v('(', ')', end_of_file), c)
   Fail: (242) [system] arg(_400160, v('(', ')', end_of_file), c)
^  Fail: (241) [user] is_delimiter(c)
   Call: (241) [system] ')'==c
   Fail: (241) [system] ')'==c
   Call: (241) [system] get_char((0x55fbb4538270), c)
   Exit: (241) [system] get_char((0x55fbb4538270), c)
   Call: (241) [system] c=(\)
   Fail: (241) [system] c=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55fbb4538270), _407510)
   Call: (242) [system] peek_char((0x55fbb4538270), _408444)
   Exit: (242) [system] peek_char((0x55fbb4538270), t)
^  Call: (242) [user] is_delimiter(t)
   Call: (243) [system] char_type(t, space)
   Fail: (243) [system] char_type(t, space)
   Call: (243) [system] arg(_413164, v('(', ')', end_of_file), t)
   Fail: (243) [system] arg(_414096, v('(', ')', end_of_file), t)
^  Fail: (242) [user] is_delimiter(t)
   Call: (242) [system] ')'==t
   Fail: (242) [system] ')'==t
   Call: (242) [system] get_char((0x55fbb4538270), t)
   Exit: (242) [system] get_char((0x55fbb4538270), t)
   Call: (242) [system] t=(\)
   Fail: (242) [system] t=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55fbb4538270), _421446)
   Call: (243) [system] peek_char((0x55fbb4538270), _422380)
   Exit: (243) [system] peek_char((0x55fbb4538270), i)
^  Call: (243) [user] is_delimiter(i)
   Call: (244) [system] char_type(i, space)
   Fail: (244) [system] char_type(i, space)
   Call: (244) [system] arg(_427100, v('(', ')', end_of_file), i)
   Fail: (244) [system] arg(_428032, v('(', ')', end_of_file), i)
^  Fail: (243) [user] is_delimiter(i)
   Call: (243) [system] ')'==i
   Fail: (243) [system] ')'==i
   Call: (243) [system] get_char((0x55fbb4538270), i)
   Exit: (243) [system] get_char((0x55fbb4538270), i)
   Call: (243) [system] i=(\)
   Fail: (243) [system] i=(\)
^  Call: (243) [user] read_symbolic_cont(')', (0x55fbb4538270), _435382)
   Call: (244) [system] peek_char((0x55fbb4538270), _436316)
   Exit: (244) [system] peek_char((0x55fbb4538270), o)
^  Call: (244) [user] is_delimiter(o)
   Call: (245) [system] char_type(o, space)
   Fail: (245) [system] char_type(o, space)
   Call: (245) [system] arg(_441036, v('(', ')', end_of_file), o)
   Fail: (245) [system] arg(_441968, v('(', ')', end_of_file), o)
^  Fail: (244) [user] is_delimiter(o)
   Call: (244) [system] ')'==o
   Fail: (244) [system] ')'==o
   Call: (244) [system] get_char((0x55fbb4538270), o)
   Exit: (244) [system] get_char((0x55fbb4538270), o)
   Call: (244) [system] o=(\)
   Fail: (244) [system] o=(\)
^  Call: (244) [user] read_symbolic_cont(')', (0x55fbb4538270), _449318)
   Call: (245) [system] peek_char((0x55fbb4538270), _450252)
   Exit: (245) [system] peek_char((0x55fbb4538270), n)
^  Call: (245) [user] is_delimiter(n)
   Call: (246) [system] char_type(n, space)
   Fail: (246) [system] char_type(n, space)
   Call: (246) [system] arg(_454972, v('(', ')', end_of_file), n)
   Fail: (246) [system] arg(_455904, v('(', ')', end_of_file), n)
^  Fail: (245) [user] is_delimiter(n)
   Call: (245) [system] ')'==n
   Fail: (245) [system] ')'==n
   Call: (245) [system] get_char((0x55fbb4538270), n)
   Exit: (245) [system] get_char((0x55fbb4538270), n)
   Call: (245) [system] n=(\)
   Fail: (245) [system] n=(\)
^  Call: (245) [user] read_symbolic_cont(')', (0x55fbb4538270), _463254)
   Call: (246) [system] peek_char((0x55fbb4538270), _464188)
   Exit: (246) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (246) [user] is_delimiter(' ')
   Call: (247) [system] char_type(' ', space)
   Exit: (247) [system] char_type(' ', space)
^  Exit: (246) [user] is_delimiter(' ')
   Call: (246) [system] _463254=[]
   Exit: (246) [system] []=[]
^  Exit: (245) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (245) [system] _449318=[n]
   Exit: (245) [system] [n]=[n]
^  Exit: (244) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (244) [system] _435382=[o, n]
   Exit: (244) [system] [o, n]=[o, n]
^  Exit: (243) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (243) [system] _421446=[i, o, n]
   Exit: (243) [system] [i, o, n]=[i, o, n]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (242) [system] _407510=[t, i, o, n]
   Exit: (242) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (241) [system] _393574=[c, t, i, o, n]
   Exit: (241) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (240) [system] _379638=[u, c, t, i, o, n]
   Exit: (240) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (239) [system] _365702=[d, u, c, t, i, o, n]
   Exit: (239) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (238) [system] _351766=[o, d, u, c, t, i, o, n]
   Exit: (238) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (237) [system] _337830=[r, o, d, u, c, t, i, o, n]
   Exit: (237) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (236) [system] _323894=[t, r, o, d, u, c, t, i, o, n]
   Exit: (236) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (235) [system] _309958=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (235) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (234) [system] _296022=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (234) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (233) [system] _282086=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (233) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (232) [system] _268150=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (231) [system] _254214=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _240278=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _226342=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _212406=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _198470=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _184534=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _170598=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _156662=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (223) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _121152)
^  Call: (224) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _534940)
^  Call: (226) [system] setup_call_cleanup('$notrace'(_535892, _535894), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _534940), _535874, fail)), '$restore_trace'(_535892, _535894))
^  Call: (227) [system] sig_atomic(system:'$notrace'(_535892, _535894))
^  Exit: (226) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _534940), _535874, fail)), system:'$restore_trace'(3, -1))
   Call: (225) [system] atomic(_534940)
   Fail: (225) [system] atomic(_534940)
   Call: (225) [system] atom_chars(_534940, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (225) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (224) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
   Call: (224) [system] integer('DisjunctionIntroduction')
   Fail: (224) [system] integer('DisjunctionIntroduction')
   Call: (224) [system] _121152='DisjunctionIntroduction'
   Exit: (224) [system] 'DisjunctionIntroduction'='DisjunctionIntroduction'
^  Exit: (223) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (222) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'DisjunctionIntroduction')
^  Exit: (221) [user] cont_sexpr(')', (0x55fbb4538270), 'DisjunctionIntroduction')
^  Call: (221) [user] read_list(')', (0x55fbb4538270), _549890)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _551748)
   Exit: (223) [system] peek_char((0x55fbb4538270), ' ')
   Call: (223) [system] ' '=(;)
   Fail: (223) [system] ' '=(;)
   Call: (223) [system] ' '=(/)
   Fail: (223) [system] ' '=(/)
^  Call: (223) [user] is_like_space(' ')
   Call: (224) [system] char_type(' ', 'white')
   Exit: (224) [system] char_type(' ', 'white')
^  Exit: (223) [user] is_like_space(' ')
   Call: (223) [system] get_char((0x55fbb4538270), _561342)
   Exit: (223) [system] get_char((0x55fbb4538270), ' ')
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _564046)
   Exit: (224) [system] peek_char((0x55fbb4538270), c)
   Call: (224) [system] c=(;)
   Fail: (224) [system] c=(;)
   Call: (224) [system] c=(/)
   Fail: (224) [system] c=(/)
^  Call: (224) [user] is_like_space(c)
   Call: (225) [system] char_type(c, 'white')
   Fail: (225) [system] char_type(c, 'white')
   Call: (225) [system] char_type(c, end_of_line)
   Fail: (225) [system] char_type(c, end_of_line)
   Call: (225) [system] char_type(c, space)
   Fail: (225) [system] char_type(c, space)
   Call: (225) [system] char_type(c, cntrl)
   Fail: (225) [system] char_type(c, cntrl)
^  Fail: (224) [user] is_like_space(c)
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _580980)
   Exit: (222) [system] peek_char((0x55fbb4538270), c)
   Call: (222) [system] c=')'
   Fail: (222) [system] c=')'
   Call: (222) [system] c=end_of_file
   Fail: (222) [system] c=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55fbb4538270), _586550)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _588408)
   Exit: (224) [system] peek_char((0x55fbb4538270), c)
   Call: (224) [system] c=(;)
   Fail: (224) [system] c=(;)
   Call: (224) [system] c=(/)
   Fail: (224) [system] c=(/)
^  Call: (224) [user] is_like_space(c)
   Call: (225) [system] char_type(c, 'white')
   Fail: (225) [system] char_type(c, 'white')
   Call: (225) [system] char_type(c, end_of_line)
   Fail: (225) [system] char_type(c, end_of_line)
   Call: (225) [system] char_type(c, space)
   Fail: (225) [system] char_type(c, space)
   Call: (225) [system] char_type(c, cntrl)
   Fail: (225) [system] char_type(c, cntrl)
^  Fail: (224) [user] is_like_space(c)
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] get_char((0x55fbb4538270), _604418)
   Exit: (223) [system] get_char((0x55fbb4538270), c)
   Call: (223) [system] c='('
   Fail: (223) [system] c='('
   Call: (223) [system] c='['
   Fail: (223) [system] c='['
   Call: (223) [system] c='{'
   Fail: (223) [system] c='{'
   Call: (223) [system] c='"'
   Fail: (223) [system] c='"'
   Call: (223) [system] c=!
   Fail: (223) [system] c=!
   Call: (223) [system] c='\''
   Fail: (223) [system] c='\''
   Call: (223) [system] c='`'
   Fail: (223) [system] c='`'
   Call: (223) [system] c=end_of_file
   Fail: (223) [system] c=end_of_file
^  Call: (223) [user] read_symbolic(')', (0x55fbb4538270), c, _586550)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _622060)
   Call: (225) [system] peek_char((0x55fbb4538270), _622994)
   Exit: (225) [system] peek_char((0x55fbb4538270), d)
^  Call: (225) [user] is_delimiter(d)
   Call: (226) [system] char_type(d, space)
   Fail: (226) [system] char_type(d, space)
   Call: (226) [system] arg(_627714, v('(', ')', end_of_file), d)
   Fail: (226) [system] arg(_628646, v('(', ')', end_of_file), d)
^  Fail: (225) [user] is_delimiter(d)
   Call: (225) [system] ')'==d
   Fail: (225) [system] ')'==d
   Call: (225) [system] get_char((0x55fbb4538270), d)
   Exit: (225) [system] get_char((0x55fbb4538270), d)
   Call: (225) [system] d=(\)
   Fail: (225) [system] d=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _635996)
   Call: (226) [system] peek_char((0x55fbb4538270), _636930)
   Exit: (226) [system] peek_char((0x55fbb4538270), e)
^  Call: (226) [user] is_delimiter(e)
   Call: (227) [system] char_type(e, space)
   Fail: (227) [system] char_type(e, space)
   Call: (227) [system] arg(_641650, v('(', ')', end_of_file), e)
   Fail: (227) [system] arg(_642582, v('(', ')', end_of_file), e)
^  Fail: (226) [user] is_delimiter(e)
   Call: (226) [system] ')'==e
   Fail: (226) [system] ')'==e
   Call: (226) [system] get_char((0x55fbb4538270), e)
   Exit: (226) [system] get_char((0x55fbb4538270), e)
   Call: (226) [system] e=(\)
   Fail: (226) [system] e=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _649932)
   Call: (227) [system] peek_char((0x55fbb4538270), _650866)
   Exit: (227) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (227) [user] is_delimiter(' ')
   Call: (228) [system] char_type(' ', space)
   Exit: (228) [system] char_type(' ', space)
^  Exit: (227) [user] is_delimiter(' ')
   Call: (227) [system] _649932=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (226) [system] _635996=[e]
   Exit: (226) [system] [e]=[e]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (225) [system] _622060=[d, e]
   Exit: (225) [system] [d, e]=[d, e]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, e])
^  Call: (224) [user] classify_and_convert_charseq([c, d, e], _586550)
^  Call: (225) [user] classify_and_convert_charseq_([c, d, e], _665738)
^  Call: (227) [system] setup_call_cleanup('$notrace'(_666690, _666692), once(user:catch(read_from_chars([c, d, e], _665738), _666672, fail)), '$restore_trace'(_666690, _666692))
^  Call: (228) [system] sig_atomic(system:'$notrace'(_666690, _666692))
^  Exit: (227) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _666672, fail)), system:'$restore_trace'(3, -1))
   Call: (226) [system] atomic(cde)
   Exit: (226) [system] atomic(cde)
^  Exit: (225) [user] classify_and_convert_charseq_([c, d, e], cde)
   Call: (225) [system] integer(cde)
   Fail: (225) [system] integer(cde)
   Call: (225) [system] _586550=cde
   Exit: (225) [system] cde=cde
^  Exit: (224) [user] classify_and_convert_charseq([c, d, e], cde)
^  Exit: (223) [user] read_symbolic(')', (0x55fbb4538270), c, cde)
^  Exit: (222) [user] cont_sexpr(')', (0x55fbb4538270), cde)
^  Call: (222) [user] read_list(')', (0x55fbb4538270), _678818)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _680676)
   Exit: (224) [system] peek_char((0x55fbb4538270), ' ')
   Call: (224) [system] ' '=(;)
   Fail: (224) [system] ' '=(;)
   Call: (224) [system] ' '=(/)
   Fail: (224) [system] ' '=(/)
^  Call: (224) [user] is_like_space(' ')
   Call: (225) [system] char_type(' ', 'white')
   Exit: (225) [system] char_type(' ', 'white')
^  Exit: (224) [user] is_like_space(' ')
   Call: (224) [system] get_char((0x55fbb4538270), _690270)
   Exit: (224) [system] get_char((0x55fbb4538270), ' ')
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _692974)
   Exit: (225) [system] peek_char((0x55fbb4538270), a)
   Call: (225) [system] a=(;)
   Fail: (225) [system] a=(;)
   Call: (225) [system] a=(/)
   Fail: (225) [system] a=(/)
^  Call: (225) [user] is_like_space(a)
   Call: (226) [system] char_type(a, 'white')
   Fail: (226) [system] char_type(a, 'white')
   Call: (226) [system] char_type(a, end_of_line)
   Fail: (226) [system] char_type(a, end_of_line)
   Call: (226) [system] char_type(a, space)
   Fail: (226) [system] char_type(a, space)
   Call: (226) [system] char_type(a, cntrl)
   Fail: (226) [system] char_type(a, cntrl)
^  Fail: (225) [user] is_like_space(a)
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _709908)
   Exit: (223) [system] peek_char((0x55fbb4538270), a)
   Call: (223) [system] a=')'
   Fail: (223) [system] a=')'
   Call: (223) [system] a=end_of_file
   Fail: (223) [system] a=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55fbb4538270), _715478)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _717336)
   Exit: (225) [system] peek_char((0x55fbb4538270), a)
   Call: (225) [system] a=(;)
   Fail: (225) [system] a=(;)
   Call: (225) [system] a=(/)
   Fail: (225) [system] a=(/)
^  Call: (225) [user] is_like_space(a)
   Call: (226) [system] char_type(a, 'white')
   Fail: (226) [system] char_type(a, 'white')
   Call: (226) [system] char_type(a, end_of_line)
   Fail: (226) [system] char_type(a, end_of_line)
   Call: (226) [system] char_type(a, space)
   Fail: (226) [system] char_type(a, space)
   Call: (226) [system] char_type(a, cntrl)
   Fail: (226) [system] char_type(a, cntrl)
^  Fail: (225) [user] is_like_space(a)
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] get_char((0x55fbb4538270), _733346)
   Exit: (224) [system] get_char((0x55fbb4538270), a)
   Call: (224) [system] a='('
   Fail: (224) [system] a='('
   Call: (224) [system] a='['
   Fail: (224) [system] a='['
   Call: (224) [system] a='{'
   Fail: (224) [system] a='{'
   Call: (224) [system] a='"'
   Fail: (224) [system] a='"'
   Call: (224) [system] a=!
   Fail: (224) [system] a=!
   Call: (224) [system] a='\''
   Fail: (224) [system] a='\''
   Call: (224) [system] a='`'
   Fail: (224) [system] a='`'
   Call: (224) [system] a=end_of_file
   Fail: (224) [system] a=end_of_file
^  Call: (224) [user] read_symbolic(')', (0x55fbb4538270), a, _715478)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _750988)
   Call: (226) [system] peek_char((0x55fbb4538270), _751922)
   Exit: (226) [system] peek_char((0x55fbb4538270), ')')
^  Call: (226) [user] is_delimiter(')')
   Call: (227) [system] char_type(')', space)
   Fail: (227) [system] char_type(')', space)
   Call: (227) [system] arg(_756642, v('(', ')', end_of_file), ')')
   Exit: (227) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (226) [user] is_delimiter(')')
   Call: (226) [system] _750988=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (225) [user] classify_and_convert_charseq([a], _715478)
^  Call: (226) [user] classify_and_convert_charseq_([a], _763078)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_764030, _764032), once(user:catch(read_from_chars([a], _763078), _764012, fail)), '$restore_trace'(_764030, _764032))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_764030, _764032))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _764012, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(a)
   Exit: (227) [system] atomic(a)
^  Exit: (226) [user] classify_and_convert_charseq_([a], a)
   Call: (226) [system] integer(a)
   Fail: (226) [system] integer(a)
   Call: (226) [system] _715478=a
   Exit: (226) [system] a=a
^  Exit: (225) [user] classify_and_convert_charseq([a], a)
^  Exit: (224) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (223) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (223) [user] read_list(')', (0x55fbb4538270), _776158)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _778016)
   Exit: (225) [system] peek_char((0x55fbb4538270), ')')
   Call: (225) [system] ')'=(;)
   Fail: (225) [system] ')'=(;)
   Call: (225) [system] ')'=(/)
   Fail: (225) [system] ')'=(/)
^  Call: (225) [user] is_like_space(')')
   Call: (226) [system] char_type(')', 'white')
   Fail: (226) [system] char_type(')', 'white')
   Call: (226) [system] char_type(')', end_of_line)
   Fail: (226) [system] char_type(')', end_of_line)
   Call: (226) [system] char_type(')', space)
   Fail: (226) [system] char_type(')', space)
   Call: (226) [system] char_type(')', cntrl)
   Fail: (226) [system] char_type(')', cntrl)
^  Fail: (225) [user] is_like_space(')')
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _794026)
   Exit: (224) [system] peek_char((0x55fbb4538270), ')')
   Call: (224) [system] ')'=')'
   Exit: (224) [system] ')'=')'
   Call: (224) [system] get_char((0x55fbb4538270), _797816)
   Exit: (224) [system] get_char((0x55fbb4538270), ')')
   Call: (224) [system] _776158=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_list(')', (0x55fbb4538270), [])
   Call: (223) [system] _678818=[a]
   Exit: (223) [system] [a]=[a]
^  Exit: (222) [user] read_list(')', (0x55fbb4538270), [a])
   Call: (222) [system] _549890=[cde, a]
   Exit: (222) [system] [cde, a]=[cde, a]
^  Exit: (221) [user] read_list(')', (0x55fbb4538270), [cde, a])
   Call: (221) [system] _76134=['DisjunctionIntroduction', cde, a]
   Exit: (221) [system] ['DisjunctionIntroduction', cde, a]=['DisjunctionIntroduction', cde, a]
^  Exit: (220) [user] read_list(')', (0x55fbb4538270), ['DisjunctionIntroduction', cde, a])
^  Exit: (219) [user] cont_sexpr(')', (0x55fbb4538270), ['DisjunctionIntroduction', cde, a])
^  Call: (219) [user] read_list(')', (0x55fbb4538270), _811698)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _813556)
   Exit: (221) [system] peek_char((0x55fbb4538270), ' ')
   Call: (221) [system] ' '=(;)
   Fail: (221) [system] ' '=(;)
   Call: (221) [system] ' '=(/)
   Fail: (221) [system] ' '=(/)
^  Call: (221) [user] is_like_space(' ')
   Call: (222) [system] char_type(' ', 'white')
   Exit: (222) [system] char_type(' ', 'white')
^  Exit: (221) [user] is_like_space(' ')
   Call: (221) [system] get_char((0x55fbb4538270), _823150)
   Exit: (221) [system] get_char((0x55fbb4538270), ' ')
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _825854)
   Exit: (222) [system] peek_char((0x55fbb4538270), '(')
   Call: (222) [system] '('=(;)
   Fail: (222) [system] '('=(;)
   Call: (222) [system] '('=(/)
   Fail: (222) [system] '('=(/)
^  Call: (222) [user] is_like_space('(')
   Call: (223) [system] char_type('(', 'white')
   Fail: (223) [system] char_type('(', 'white')
   Call: (223) [system] char_type('(', end_of_line)
   Fail: (223) [system] char_type('(', end_of_line)
   Call: (223) [system] char_type('(', space)
   Fail: (223) [system] char_type('(', space)
   Call: (223) [system] char_type('(', cntrl)
   Fail: (223) [system] char_type('(', cntrl)
^  Fail: (222) [user] is_like_space('(')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _842788)
   Exit: (220) [system] peek_char((0x55fbb4538270), '(')
   Call: (220) [system] '('=')'
   Fail: (220) [system] '('=')'
   Call: (220) [system] '('=end_of_file
   Fail: (220) [system] '('=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55fbb4538270), _848358)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _850216)
   Exit: (222) [system] peek_char((0x55fbb4538270), '(')
   Call: (222) [system] '('=(;)
   Fail: (222) [system] '('=(;)
   Call: (222) [system] '('=(/)
   Fail: (222) [system] '('=(/)
^  Call: (222) [user] is_like_space('(')
   Call: (223) [system] char_type('(', 'white')
   Fail: (223) [system] char_type('(', 'white')
   Call: (223) [system] char_type('(', end_of_line)
   Fail: (223) [system] char_type('(', end_of_line)
   Call: (223) [system] char_type('(', space)
   Fail: (223) [system] char_type('(', space)
   Call: (223) [system] char_type('(', cntrl)
   Fail: (223) [system] char_type('(', cntrl)
^  Fail: (222) [user] is_like_space('(')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] get_char((0x55fbb4538270), _866226)
   Exit: (221) [system] get_char((0x55fbb4538270), '(')
   Call: (221) [system] '('='('
   Exit: (221) [system] '('='('
^  Call: (221) [user] read_list(')', (0x55fbb4538270), _848358)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _871796)
   Exit: (223) [system] peek_char((0x55fbb4538270), 'O')
   Call: (223) [system] 'O'=(;)
   Fail: (223) [system] 'O'=(;)
   Call: (223) [system] 'O'=(/)
   Fail: (223) [system] 'O'=(/)
^  Call: (223) [user] is_like_space('O')
   Call: (224) [system] char_type('O', 'white')
   Fail: (224) [system] char_type('O', 'white')
   Call: (224) [system] char_type('O', end_of_line)
   Fail: (224) [system] char_type('O', end_of_line)
   Call: (224) [system] char_type('O', space)
   Fail: (224) [system] char_type('O', space)
   Call: (224) [system] char_type('O', cntrl)
   Fail: (224) [system] char_type('O', cntrl)
^  Fail: (223) [user] is_like_space('O')
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _887806)
   Exit: (222) [system] peek_char((0x55fbb4538270), 'O')
   Call: (222) [system] 'O'=')'
   Fail: (222) [system] 'O'=')'
   Call: (222) [system] 'O'=end_of_file
   Fail: (222) [system] 'O'=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55fbb4538270), _893376)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _895234)
   Exit: (224) [system] peek_char((0x55fbb4538270), 'O')
   Call: (224) [system] 'O'=(;)
   Fail: (224) [system] 'O'=(;)
   Call: (224) [system] 'O'=(/)
   Fail: (224) [system] 'O'=(/)
^  Call: (224) [user] is_like_space('O')
   Call: (225) [system] char_type('O', 'white')
   Fail: (225) [system] char_type('O', 'white')
   Call: (225) [system] char_type('O', end_of_line)
   Fail: (225) [system] char_type('O', end_of_line)
   Call: (225) [system] char_type('O', space)
   Fail: (225) [system] char_type('O', space)
   Call: (225) [system] char_type('O', cntrl)
   Fail: (225) [system] char_type('O', cntrl)
^  Fail: (224) [user] is_like_space('O')
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] get_char((0x55fbb4538270), _911244)
   Exit: (223) [system] get_char((0x55fbb4538270), 'O')
   Call: (223) [system] 'O'='('
   Fail: (223) [system] 'O'='('
   Call: (223) [system] 'O'='['
   Fail: (223) [system] 'O'='['
   Call: (223) [system] 'O'='{'
   Fail: (223) [system] 'O'='{'
   Call: (223) [system] 'O'='"'
   Fail: (223) [system] 'O'='"'
   Call: (223) [system] 'O'=!
   Fail: (223) [system] 'O'=!
   Call: (223) [system] 'O'='\''
   Fail: (223) [system] 'O'='\''
   Call: (223) [system] 'O'='`'
   Fail: (223) [system] 'O'='`'
   Call: (223) [system] 'O'=end_of_file
   Fail: (223) [system] 'O'=end_of_file
^  Call: (223) [user] read_symbolic(')', (0x55fbb4538270), 'O', _893376)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _928886)
   Call: (225) [system] peek_char((0x55fbb4538270), _929820)
   Exit: (225) [system] peek_char((0x55fbb4538270), r)
^  Call: (225) [user] is_delimiter(r)
   Call: (226) [system] char_type(r, space)
   Fail: (226) [system] char_type(r, space)
   Call: (226) [system] arg(_934540, v('(', ')', end_of_file), r)
   Fail: (226) [system] arg(_935472, v('(', ')', end_of_file), r)
^  Fail: (225) [user] is_delimiter(r)
   Call: (225) [system] ')'==r
   Fail: (225) [system] ')'==r
   Call: (225) [system] get_char((0x55fbb4538270), r)
   Exit: (225) [system] get_char((0x55fbb4538270), r)
   Call: (225) [system] r=(\)
   Fail: (225) [system] r=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _942822)
   Call: (226) [system] peek_char((0x55fbb4538270), _943756)
   Exit: (226) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (226) [user] is_delimiter('L')
   Call: (227) [system] char_type('L', space)
   Fail: (227) [system] char_type('L', space)
   Call: (227) [system] arg(_948476, v('(', ')', end_of_file), 'L')
   Fail: (227) [system] arg(_949408, v('(', ')', end_of_file), 'L')
^  Fail: (226) [user] is_delimiter('L')
   Call: (226) [system] ')'=='L'
   Fail: (226) [system] ')'=='L'
   Call: (226) [system] get_char((0x55fbb4538270), 'L')
   Exit: (226) [system] get_char((0x55fbb4538270), 'L')
   Call: (226) [system] 'L'=(\)
   Fail: (226) [system] 'L'=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _956758)
   Call: (227) [system] peek_char((0x55fbb4538270), _957692)
   Exit: (227) [system] peek_char((0x55fbb4538270), i)
^  Call: (227) [user] is_delimiter(i)
   Call: (228) [system] char_type(i, space)
   Fail: (228) [system] char_type(i, space)
   Call: (228) [system] arg(_962412, v('(', ')', end_of_file), i)
   Fail: (228) [system] arg(_963344, v('(', ')', end_of_file), i)
^  Fail: (227) [user] is_delimiter(i)
   Call: (227) [system] ')'==i
   Fail: (227) [system] ')'==i
   Call: (227) [system] get_char((0x55fbb4538270), i)
   Exit: (227) [system] get_char((0x55fbb4538270), i)
   Call: (227) [system] i=(\)
   Fail: (227) [system] i=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _970694)
   Call: (228) [system] peek_char((0x55fbb4538270), _971628)
   Exit: (228) [system] peek_char((0x55fbb4538270), n)
^  Call: (228) [user] is_delimiter(n)
   Call: (229) [system] char_type(n, space)
   Fail: (229) [system] char_type(n, space)
   Call: (229) [system] arg(_976348, v('(', ')', end_of_file), n)
   Fail: (229) [system] arg(_977280, v('(', ')', end_of_file), n)
^  Fail: (228) [user] is_delimiter(n)
   Call: (228) [system] ')'==n
   Fail: (228) [system] ')'==n
   Call: (228) [system] get_char((0x55fbb4538270), n)
   Exit: (228) [system] get_char((0x55fbb4538270), n)
   Call: (228) [system] n=(\)
   Fail: (228) [system] n=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _984630)
   Call: (229) [system] peek_char((0x55fbb4538270), _985564)
   Exit: (229) [system] peek_char((0x55fbb4538270), k)
^  Call: (229) [user] is_delimiter(k)
   Call: (230) [system] char_type(k, space)
   Fail: (230) [system] char_type(k, space)
   Call: (230) [system] arg(_990284, v('(', ')', end_of_file), k)
   Fail: (230) [system] arg(_991216, v('(', ')', end_of_file), k)
^  Fail: (229) [user] is_delimiter(k)
   Call: (229) [system] ')'==k
   Fail: (229) [system] ')'==k
   Call: (229) [system] get_char((0x55fbb4538270), k)
   Exit: (229) [system] get_char((0x55fbb4538270), k)
   Call: (229) [system] k=(\)
   Fail: (229) [system] k=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _998566)
   Call: (230) [system] peek_char((0x55fbb4538270), _999500)
   Exit: (230) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (230) [user] is_delimiter(' ')
   Call: (231) [system] char_type(' ', space)
   Exit: (231) [system] char_type(' ', space)
^  Exit: (230) [user] is_delimiter(' ')
   Call: (230) [system] _998566=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (229) [system] _984630=[k]
   Exit: (229) [system] [k]=[k]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (228) [system] _970694=[n, k]
   Exit: (228) [system] [n, k]=[n, k]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (227) [system] _956758=[i, n, k]
   Exit: (227) [system] [i, n, k]=[i, n, k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (226) [system] _942822=['L', i, n, k]
   Exit: (226) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (225) [system] _928886=[r, 'L', i, n, k]
   Exit: (225) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (224) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _893376)
^  Call: (225) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _1022754)
^  Call: (227) [system] setup_call_cleanup('$notrace'(_1023706, _1023708), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1022754), _1023688, fail)), '$restore_trace'(_1023706, _1023708))
^  Call: (228) [system] sig_atomic(system:'$notrace'(_1023706, _1023708))
^  Exit: (227) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1022754), _1023688, fail)), system:'$restore_trace'(3, -1))
   Call: (226) [system] atomic(_1022754)
   Fail: (226) [system] atomic(_1022754)
   Call: (226) [system] atom_chars(_1022754, ['O', r, 'L', i, n, k])
   Exit: (226) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (225) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (225) [system] integer('OrLink')
   Fail: (225) [system] integer('OrLink')
   Call: (225) [system] _893376='OrLink'
   Exit: (225) [system] 'OrLink'='OrLink'
^  Exit: (224) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (223) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (222) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (222) [user] read_list(')', (0x55fbb4538270), _1037704)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1039562)
   Exit: (224) [system] peek_char((0x55fbb4538270), ' ')
   Call: (224) [system] ' '=(;)
   Fail: (224) [system] ' '=(;)
   Call: (224) [system] ' '=(/)
   Fail: (224) [system] ' '=(/)
^  Call: (224) [user] is_like_space(' ')
   Call: (225) [system] char_type(' ', 'white')
   Exit: (225) [system] char_type(' ', 'white')
^  Exit: (224) [user] is_like_space(' ')
   Call: (224) [system] get_char((0x55fbb4538270), _1049156)
   Exit: (224) [system] get_char((0x55fbb4538270), ' ')
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1051860)
   Exit: (225) [system] peek_char((0x55fbb4538270), '(')
   Call: (225) [system] '('=(;)
   Fail: (225) [system] '('=(;)
   Call: (225) [system] '('=(/)
   Fail: (225) [system] '('=(/)
^  Call: (225) [user] is_like_space('(')
   Call: (226) [system] char_type('(', 'white')
   Fail: (226) [system] char_type('(', 'white')
   Call: (226) [system] char_type('(', end_of_line)
   Fail: (226) [system] char_type('(', end_of_line)
   Call: (226) [system] char_type('(', space)
   Fail: (226) [system] char_type('(', space)
   Call: (226) [system] char_type('(', cntrl)
   Fail: (226) [system] char_type('(', cntrl)
^  Fail: (225) [user] is_like_space('(')
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _1068794)
   Exit: (223) [system] peek_char((0x55fbb4538270), '(')
   Call: (223) [system] '('=')'
   Fail: (223) [system] '('=')'
   Call: (223) [system] '('=end_of_file
   Fail: (223) [system] '('=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55fbb4538270), _1074364)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1076222)
   Exit: (225) [system] peek_char((0x55fbb4538270), '(')
   Call: (225) [system] '('=(;)
   Fail: (225) [system] '('=(;)
   Call: (225) [system] '('=(/)
   Fail: (225) [system] '('=(/)
^  Call: (225) [user] is_like_space('(')
   Call: (226) [system] char_type('(', 'white')
   Fail: (226) [system] char_type('(', 'white')
   Call: (226) [system] char_type('(', end_of_line)
   Fail: (226) [system] char_type('(', end_of_line)
   Call: (226) [system] char_type('(', space)
   Fail: (226) [system] char_type('(', space)
   Call: (226) [system] char_type('(', cntrl)
   Fail: (226) [system] char_type('(', cntrl)
^  Fail: (225) [user] is_like_space('(')
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] get_char((0x55fbb4538270), _1092232)
   Exit: (224) [system] get_char((0x55fbb4538270), '(')
   Call: (224) [system] '('='('
   Exit: (224) [system] '('='('
^  Call: (224) [user] read_list(')', (0x55fbb4538270), _1074364)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1097802)
   Exit: (226) [system] peek_char((0x55fbb4538270), 'I')
   Call: (226) [system] 'I'=(;)
   Fail: (226) [system] 'I'=(;)
   Call: (226) [system] 'I'=(/)
   Fail: (226) [system] 'I'=(/)
^  Call: (226) [user] is_like_space('I')
   Call: (227) [system] char_type('I', 'white')
   Fail: (227) [system] char_type('I', 'white')
   Call: (227) [system] char_type('I', end_of_line)
   Fail: (227) [system] char_type('I', end_of_line)
   Call: (227) [system] char_type('I', space)
   Fail: (227) [system] char_type('I', space)
   Call: (227) [system] char_type('I', cntrl)
   Fail: (227) [system] char_type('I', cntrl)
^  Fail: (226) [user] is_like_space('I')
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1113812)
   Exit: (225) [system] peek_char((0x55fbb4538270), 'I')
   Call: (225) [system] 'I'=')'
   Fail: (225) [system] 'I'=')'
   Call: (225) [system] 'I'=end_of_file
   Fail: (225) [system] 'I'=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55fbb4538270), _1119382)
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1121240)
   Exit: (227) [system] peek_char((0x55fbb4538270), 'I')
   Call: (227) [system] 'I'=(;)
   Fail: (227) [system] 'I'=(;)
   Call: (227) [system] 'I'=(/)
   Fail: (227) [system] 'I'=(/)
^  Call: (227) [user] is_like_space('I')
   Call: (228) [system] char_type('I', 'white')
   Fail: (228) [system] char_type('I', 'white')
   Call: (228) [system] char_type('I', end_of_line)
   Fail: (228) [system] char_type('I', end_of_line)
   Call: (228) [system] char_type('I', space)
   Fail: (228) [system] char_type('I', space)
   Call: (228) [system] char_type('I', cntrl)
   Fail: (228) [system] char_type('I', cntrl)
^  Fail: (227) [user] is_like_space('I')
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] get_char((0x55fbb4538270), _1137250)
   Exit: (226) [system] get_char((0x55fbb4538270), 'I')
   Call: (226) [system] 'I'='('
   Fail: (226) [system] 'I'='('
   Call: (226) [system] 'I'='['
   Fail: (226) [system] 'I'='['
   Call: (226) [system] 'I'='{'
   Fail: (226) [system] 'I'='{'
   Call: (226) [system] 'I'='"'
   Fail: (226) [system] 'I'='"'
   Call: (226) [system] 'I'=!
   Fail: (226) [system] 'I'=!
   Call: (226) [system] 'I'='\''
   Fail: (226) [system] 'I'='\''
   Call: (226) [system] 'I'='`'
   Fail: (226) [system] 'I'='`'
   Call: (226) [system] 'I'=end_of_file
   Fail: (226) [system] 'I'=end_of_file
^  Call: (226) [user] read_symbolic(')', (0x55fbb4538270), 'I', _1119382)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _1154892)
   Call: (228) [system] peek_char((0x55fbb4538270), _1155826)
   Exit: (228) [system] peek_char((0x55fbb4538270), m)
^  Call: (228) [user] is_delimiter(m)
   Call: (229) [system] char_type(m, space)
   Fail: (229) [system] char_type(m, space)
   Call: (229) [system] arg(_1160546, v('(', ')', end_of_file), m)
   Fail: (229) [system] arg(_1161478, v('(', ')', end_of_file), m)
^  Fail: (228) [user] is_delimiter(m)
   Call: (228) [system] ')'==m
   Fail: (228) [system] ')'==m
   Call: (228) [system] get_char((0x55fbb4538270), m)
   Exit: (228) [system] get_char((0x55fbb4538270), m)
   Call: (228) [system] m=(\)
   Fail: (228) [system] m=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _1168828)
   Call: (229) [system] peek_char((0x55fbb4538270), _1169762)
   Exit: (229) [system] peek_char((0x55fbb4538270), p)
^  Call: (229) [user] is_delimiter(p)
   Call: (230) [system] char_type(p, space)
   Fail: (230) [system] char_type(p, space)
   Call: (230) [system] arg(_1174482, v('(', ')', end_of_file), p)
   Fail: (230) [system] arg(_1175414, v('(', ')', end_of_file), p)
^  Fail: (229) [user] is_delimiter(p)
   Call: (229) [system] ')'==p
   Fail: (229) [system] ')'==p
   Call: (229) [system] get_char((0x55fbb4538270), p)
   Exit: (229) [system] get_char((0x55fbb4538270), p)
   Call: (229) [system] p=(\)
   Fail: (229) [system] p=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _1182764)
   Call: (230) [system] peek_char((0x55fbb4538270), _1183698)
   Exit: (230) [system] peek_char((0x55fbb4538270), l)
^  Call: (230) [user] is_delimiter(l)
   Call: (231) [system] char_type(l, space)
   Fail: (231) [system] char_type(l, space)
   Call: (231) [system] arg(_1188418, v('(', ')', end_of_file), l)
   Fail: (231) [system] arg(_1189350, v('(', ')', end_of_file), l)
^  Fail: (230) [user] is_delimiter(l)
   Call: (230) [system] ')'==l
   Fail: (230) [system] ')'==l
   Call: (230) [system] get_char((0x55fbb4538270), l)
   Exit: (230) [system] get_char((0x55fbb4538270), l)
   Call: (230) [system] l=(\)
   Fail: (230) [system] l=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _1196700)
   Call: (231) [system] peek_char((0x55fbb4538270), _1197634)
   Exit: (231) [system] peek_char((0x55fbb4538270), i)
^  Call: (231) [user] is_delimiter(i)
   Call: (232) [system] char_type(i, space)
   Fail: (232) [system] char_type(i, space)
   Call: (232) [system] arg(_1202354, v('(', ')', end_of_file), i)
   Fail: (232) [system] arg(_1203286, v('(', ')', end_of_file), i)
^  Fail: (231) [user] is_delimiter(i)
   Call: (231) [system] ')'==i
   Fail: (231) [system] ')'==i
   Call: (231) [system] get_char((0x55fbb4538270), i)
   Exit: (231) [system] get_char((0x55fbb4538270), i)
   Call: (231) [system] i=(\)
   Fail: (231) [system] i=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _1210636)
   Call: (232) [system] peek_char((0x55fbb4538270), _1211570)
   Exit: (232) [system] peek_char((0x55fbb4538270), c)
^  Call: (232) [user] is_delimiter(c)
   Call: (233) [system] char_type(c, space)
   Fail: (233) [system] char_type(c, space)
   Call: (233) [system] arg(_1216290, v('(', ')', end_of_file), c)
   Fail: (233) [system] arg(_1217222, v('(', ')', end_of_file), c)
^  Fail: (232) [user] is_delimiter(c)
   Call: (232) [system] ')'==c
   Fail: (232) [system] ')'==c
   Call: (232) [system] get_char((0x55fbb4538270), c)
   Exit: (232) [system] get_char((0x55fbb4538270), c)
   Call: (232) [system] c=(\)
   Fail: (232) [system] c=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _1224572)
   Call: (233) [system] peek_char((0x55fbb4538270), _1225506)
   Exit: (233) [system] peek_char((0x55fbb4538270), a)
^  Call: (233) [user] is_delimiter(a)
   Call: (234) [system] char_type(a, space)
   Fail: (234) [system] char_type(a, space)
   Call: (234) [system] arg(_1230226, v('(', ')', end_of_file), a)
   Fail: (234) [system] arg(_1231158, v('(', ')', end_of_file), a)
^  Fail: (233) [user] is_delimiter(a)
   Call: (233) [system] ')'==a
   Fail: (233) [system] ')'==a
   Call: (233) [system] get_char((0x55fbb4538270), a)
   Exit: (233) [system] get_char((0x55fbb4538270), a)
   Call: (233) [system] a=(\)
   Fail: (233) [system] a=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _1238508)
   Call: (234) [system] peek_char((0x55fbb4538270), _1239442)
   Exit: (234) [system] peek_char((0x55fbb4538270), t)
^  Call: (234) [user] is_delimiter(t)
   Call: (235) [system] char_type(t, space)
   Fail: (235) [system] char_type(t, space)
   Call: (235) [system] arg(_1244162, v('(', ')', end_of_file), t)
   Fail: (235) [system] arg(_1245094, v('(', ')', end_of_file), t)
^  Fail: (234) [user] is_delimiter(t)
   Call: (234) [system] ')'==t
   Fail: (234) [system] ')'==t
   Call: (234) [system] get_char((0x55fbb4538270), t)
   Exit: (234) [system] get_char((0x55fbb4538270), t)
   Call: (234) [system] t=(\)
   Fail: (234) [system] t=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _1252444)
   Call: (235) [system] peek_char((0x55fbb4538270), _1253378)
   Exit: (235) [system] peek_char((0x55fbb4538270), i)
^  Call: (235) [user] is_delimiter(i)
   Call: (236) [system] char_type(i, space)
   Fail: (236) [system] char_type(i, space)
   Call: (236) [system] arg(_1258098, v('(', ')', end_of_file), i)
   Fail: (236) [system] arg(_1259030, v('(', ')', end_of_file), i)
^  Fail: (235) [user] is_delimiter(i)
   Call: (235) [system] ')'==i
   Fail: (235) [system] ')'==i
   Call: (235) [system] get_char((0x55fbb4538270), i)
   Exit: (235) [system] get_char((0x55fbb4538270), i)
   Call: (235) [system] i=(\)
   Fail: (235) [system] i=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), _1266380)
   Call: (236) [system] peek_char((0x55fbb4538270), _1267314)
   Exit: (236) [system] peek_char((0x55fbb4538270), o)
^  Call: (236) [user] is_delimiter(o)
   Call: (237) [system] char_type(o, space)
   Fail: (237) [system] char_type(o, space)
   Call: (237) [system] arg(_1272034, v('(', ')', end_of_file), o)
   Fail: (237) [system] arg(_1272966, v('(', ')', end_of_file), o)
^  Fail: (236) [user] is_delimiter(o)
   Call: (236) [system] ')'==o
   Fail: (236) [system] ')'==o
   Call: (236) [system] get_char((0x55fbb4538270), o)
   Exit: (236) [system] get_char((0x55fbb4538270), o)
   Call: (236) [system] o=(\)
   Fail: (236) [system] o=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), _1280316)
   Call: (237) [system] peek_char((0x55fbb4538270), _1281250)
   Exit: (237) [system] peek_char((0x55fbb4538270), n)
^  Call: (237) [user] is_delimiter(n)
   Call: (238) [system] char_type(n, space)
   Fail: (238) [system] char_type(n, space)
   Call: (238) [system] arg(_1285970, v('(', ')', end_of_file), n)
   Fail: (238) [system] arg(_1286902, v('(', ')', end_of_file), n)
^  Fail: (237) [user] is_delimiter(n)
   Call: (237) [system] ')'==n
   Fail: (237) [system] ')'==n
   Call: (237) [system] get_char((0x55fbb4538270), n)
   Exit: (237) [system] get_char((0x55fbb4538270), n)
   Call: (237) [system] n=(\)
   Fail: (237) [system] n=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), _1294252)
   Call: (238) [system] peek_char((0x55fbb4538270), _1295186)
   Exit: (238) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (238) [user] is_delimiter(' ')
   Call: (239) [system] char_type(' ', space)
   Exit: (239) [system] char_type(' ', space)
^  Exit: (238) [user] is_delimiter(' ')
   Call: (238) [system] _1294252=[]
   Exit: (238) [system] []=[]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (237) [system] _1280316=[n]
   Exit: (237) [system] [n]=[n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (236) [system] _1266380=[o, n]
   Exit: (236) [system] [o, n]=[o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (235) [system] _1252444=[i, o, n]
   Exit: (235) [system] [i, o, n]=[i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (234) [system] _1238508=[t, i, o, n]
   Exit: (234) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (233) [system] _1224572=[a, t, i, o, n]
   Exit: (233) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (232) [system] _1210636=[c, a, t, i, o, n]
   Exit: (232) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (231) [system] _1196700=[i, c, a, t, i, o, n]
   Exit: (231) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (230) [system] _1182764=[l, i, c, a, t, i, o, n]
   Exit: (230) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (229) [system] _1168828=[p, l, i, c, a, t, i, o, n]
   Exit: (229) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (228) [system] _1154892=[m, p, l, i, c, a, t, i, o, n]
   Exit: (228) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (227) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _1119382)
^  Call: (228) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _1332410)
^  Call: (230) [system] setup_call_cleanup('$notrace'(_1333362, _1333364), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1332410), _1333344, fail)), '$restore_trace'(_1333362, _1333364))
^  Call: (231) [system] sig_atomic(system:'$notrace'(_1333362, _1333364))
^  Exit: (230) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1332410), _1333344, fail)), system:'$restore_trace'(3, -1))
   Call: (229) [system] atomic(_1332410)
   Fail: (229) [system] atomic(_1332410)
   Call: (229) [system] atom_chars(_1332410, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (229) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (228) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (228) [system] integer('Implication')
   Fail: (228) [system] integer('Implication')
   Call: (228) [system] _1119382='Implication'
   Exit: (228) [system] 'Implication'='Implication'
^  Exit: (227) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (226) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (225) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (225) [user] read_list(')', (0x55fbb4538270), _1347360)
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1349218)
   Exit: (227) [system] peek_char((0x55fbb4538270), ' ')
   Call: (227) [system] ' '=(;)
   Fail: (227) [system] ' '=(;)
   Call: (227) [system] ' '=(/)
   Fail: (227) [system] ' '=(/)
^  Call: (227) [user] is_like_space(' ')
   Call: (228) [system] char_type(' ', 'white')
   Exit: (228) [system] char_type(' ', 'white')
^  Exit: (227) [user] is_like_space(' ')
   Call: (227) [system] get_char((0x55fbb4538270), _1358812)
   Exit: (227) [system] get_char((0x55fbb4538270), ' ')
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _1361516)
   Exit: (228) [system] peek_char((0x55fbb4538270), '(')
   Call: (228) [system] '('=(;)
   Fail: (228) [system] '('=(;)
   Call: (228) [system] '('=(/)
   Fail: (228) [system] '('=(/)
^  Call: (228) [user] is_like_space('(')
   Call: (229) [system] char_type('(', 'white')
   Fail: (229) [system] char_type('(', 'white')
   Call: (229) [system] char_type('(', end_of_line)
   Fail: (229) [system] char_type('(', end_of_line)
   Call: (229) [system] char_type('(', space)
   Fail: (229) [system] char_type('(', space)
   Call: (229) [system] char_type('(', cntrl)
   Fail: (229) [system] char_type('(', cntrl)
^  Fail: (228) [user] is_like_space('(')
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1378450)
   Exit: (226) [system] peek_char((0x55fbb4538270), '(')
   Call: (226) [system] '('=')'
   Fail: (226) [system] '('=')'
   Call: (226) [system] '('=end_of_file
   Fail: (226) [system] '('=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55fbb4538270), _1384020)
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _1385878)
   Exit: (228) [system] peek_char((0x55fbb4538270), '(')
   Call: (228) [system] '('=(;)
   Fail: (228) [system] '('=(;)
   Call: (228) [system] '('=(/)
   Fail: (228) [system] '('=(/)
^  Call: (228) [user] is_like_space('(')
   Call: (229) [system] char_type('(', 'white')
   Fail: (229) [system] char_type('(', 'white')
   Call: (229) [system] char_type('(', end_of_line)
   Fail: (229) [system] char_type('(', end_of_line)
   Call: (229) [system] char_type('(', space)
   Fail: (229) [system] char_type('(', space)
   Call: (229) [system] char_type('(', cntrl)
   Fail: (229) [system] char_type('(', cntrl)
^  Fail: (228) [user] is_like_space('(')
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] get_char((0x55fbb4538270), _1401888)
   Exit: (227) [system] get_char((0x55fbb4538270), '(')
   Call: (227) [system] '('='('
   Exit: (227) [system] '('='('
^  Call: (227) [user] read_list(')', (0x55fbb4538270), _1384020)
^  Call: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _1407458)
   Exit: (229) [system] peek_char((0x55fbb4538270), 'O')
   Call: (229) [system] 'O'=(;)
   Fail: (229) [system] 'O'=(;)
   Call: (229) [system] 'O'=(/)
   Fail: (229) [system] 'O'=(/)
^  Call: (229) [user] is_like_space('O')
   Call: (230) [system] char_type('O', 'white')
   Fail: (230) [system] char_type('O', 'white')
   Call: (230) [system] char_type('O', end_of_line)
   Fail: (230) [system] char_type('O', end_of_line)
   Call: (230) [system] char_type('O', space)
   Fail: (230) [system] char_type('O', space)
   Call: (230) [system] char_type('O', cntrl)
   Fail: (230) [system] char_type('O', cntrl)
^  Fail: (229) [user] is_like_space('O')
^  Exit: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _1423468)
   Exit: (228) [system] peek_char((0x55fbb4538270), 'O')
   Call: (228) [system] 'O'=')'
   Fail: (228) [system] 'O'=')'
   Call: (228) [system] 'O'=end_of_file
   Fail: (228) [system] 'O'=end_of_file
^  Call: (228) [user] cont_sexpr(')', (0x55fbb4538270), _1429038)
^  Call: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _1430896)
   Exit: (230) [system] peek_char((0x55fbb4538270), 'O')
   Call: (230) [system] 'O'=(;)
   Fail: (230) [system] 'O'=(;)
   Call: (230) [system] 'O'=(/)
   Fail: (230) [system] 'O'=(/)
^  Call: (230) [user] is_like_space('O')
   Call: (231) [system] char_type('O', 'white')
   Fail: (231) [system] char_type('O', 'white')
   Call: (231) [system] char_type('O', end_of_line)
   Fail: (231) [system] char_type('O', end_of_line)
   Call: (231) [system] char_type('O', space)
   Fail: (231) [system] char_type('O', space)
   Call: (231) [system] char_type('O', cntrl)
   Fail: (231) [system] char_type('O', cntrl)
^  Fail: (230) [user] is_like_space('O')
^  Exit: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] get_char((0x55fbb4538270), _1446906)
   Exit: (229) [system] get_char((0x55fbb4538270), 'O')
   Call: (229) [system] 'O'='('
   Fail: (229) [system] 'O'='('
   Call: (229) [system] 'O'='['
   Fail: (229) [system] 'O'='['
   Call: (229) [system] 'O'='{'
   Fail: (229) [system] 'O'='{'
   Call: (229) [system] 'O'='"'
   Fail: (229) [system] 'O'='"'
   Call: (229) [system] 'O'=!
   Fail: (229) [system] 'O'=!
   Call: (229) [system] 'O'='\''
   Fail: (229) [system] 'O'='\''
   Call: (229) [system] 'O'='`'
   Fail: (229) [system] 'O'='`'
   Call: (229) [system] 'O'=end_of_file
   Fail: (229) [system] 'O'=end_of_file
^  Call: (229) [user] read_symbolic(')', (0x55fbb4538270), 'O', _1429038)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _1464548)
   Call: (231) [system] peek_char((0x55fbb4538270), _1465482)
   Exit: (231) [system] peek_char((0x55fbb4538270), r)
^  Call: (231) [user] is_delimiter(r)
   Call: (232) [system] char_type(r, space)
   Fail: (232) [system] char_type(r, space)
   Call: (232) [system] arg(_1470202, v('(', ')', end_of_file), r)
   Fail: (232) [system] arg(_1471134, v('(', ')', end_of_file), r)
^  Fail: (231) [user] is_delimiter(r)
   Call: (231) [system] ')'==r
   Fail: (231) [system] ')'==r
   Call: (231) [system] get_char((0x55fbb4538270), r)
   Exit: (231) [system] get_char((0x55fbb4538270), r)
   Call: (231) [system] r=(\)
   Fail: (231) [system] r=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _1478484)
   Call: (232) [system] peek_char((0x55fbb4538270), _1479418)
   Exit: (232) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (232) [user] is_delimiter('L')
   Call: (233) [system] char_type('L', space)
   Fail: (233) [system] char_type('L', space)
   Call: (233) [system] arg(_1484138, v('(', ')', end_of_file), 'L')
   Fail: (233) [system] arg(_1485070, v('(', ')', end_of_file), 'L')
^  Fail: (232) [user] is_delimiter('L')
   Call: (232) [system] ')'=='L'
   Fail: (232) [system] ')'=='L'
   Call: (232) [system] get_char((0x55fbb4538270), 'L')
   Exit: (232) [system] get_char((0x55fbb4538270), 'L')
   Call: (232) [system] 'L'=(\)
   Fail: (232) [system] 'L'=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _1492420)
   Call: (233) [system] peek_char((0x55fbb4538270), _1493354)
   Exit: (233) [system] peek_char((0x55fbb4538270), i)
^  Call: (233) [user] is_delimiter(i)
   Call: (234) [system] char_type(i, space)
   Fail: (234) [system] char_type(i, space)
   Call: (234) [system] arg(_1498074, v('(', ')', end_of_file), i)
   Fail: (234) [system] arg(_1499006, v('(', ')', end_of_file), i)
^  Fail: (233) [user] is_delimiter(i)
   Call: (233) [system] ')'==i
   Fail: (233) [system] ')'==i
   Call: (233) [system] get_char((0x55fbb4538270), i)
   Exit: (233) [system] get_char((0x55fbb4538270), i)
   Call: (233) [system] i=(\)
   Fail: (233) [system] i=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _1506356)
   Call: (234) [system] peek_char((0x55fbb4538270), _1507290)
   Exit: (234) [system] peek_char((0x55fbb4538270), n)
^  Call: (234) [user] is_delimiter(n)
   Call: (235) [system] char_type(n, space)
   Fail: (235) [system] char_type(n, space)
   Call: (235) [system] arg(_1512010, v('(', ')', end_of_file), n)
   Fail: (235) [system] arg(_1512942, v('(', ')', end_of_file), n)
^  Fail: (234) [user] is_delimiter(n)
   Call: (234) [system] ')'==n
   Fail: (234) [system] ')'==n
   Call: (234) [system] get_char((0x55fbb4538270), n)
   Exit: (234) [system] get_char((0x55fbb4538270), n)
   Call: (234) [system] n=(\)
   Fail: (234) [system] n=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _1520292)
   Call: (235) [system] peek_char((0x55fbb4538270), _1521226)
   Exit: (235) [system] peek_char((0x55fbb4538270), k)
^  Call: (235) [user] is_delimiter(k)
   Call: (236) [system] char_type(k, space)
   Fail: (236) [system] char_type(k, space)
   Call: (236) [system] arg(_1525946, v('(', ')', end_of_file), k)
   Fail: (236) [system] arg(_1526878, v('(', ')', end_of_file), k)
^  Fail: (235) [user] is_delimiter(k)
   Call: (235) [system] ')'==k
   Fail: (235) [system] ')'==k
   Call: (235) [system] get_char((0x55fbb4538270), k)
   Exit: (235) [system] get_char((0x55fbb4538270), k)
   Call: (235) [system] k=(\)
   Fail: (235) [system] k=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), _1534228)
   Call: (236) [system] peek_char((0x55fbb4538270), _1535162)
   Exit: (236) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (236) [user] is_delimiter(' ')
   Call: (237) [system] char_type(' ', space)
   Exit: (237) [system] char_type(' ', space)
^  Exit: (236) [user] is_delimiter(' ')
   Call: (236) [system] _1534228=[]
   Exit: (236) [system] []=[]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (235) [system] _1520292=[k]
   Exit: (235) [system] [k]=[k]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (234) [system] _1506356=[n, k]
   Exit: (234) [system] [n, k]=[n, k]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (233) [system] _1492420=[i, n, k]
   Exit: (233) [system] [i, n, k]=[i, n, k]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (232) [system] _1478484=['L', i, n, k]
   Exit: (232) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (231) [system] _1464548=[r, 'L', i, n, k]
   Exit: (231) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (230) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _1429038)
^  Call: (231) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _1558416)
^  Call: (233) [system] setup_call_cleanup('$notrace'(_1559368, _1559370), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1558416), _1559350, fail)), '$restore_trace'(_1559368, _1559370))
^  Call: (234) [system] sig_atomic(system:'$notrace'(_1559368, _1559370))
^  Exit: (233) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1558416), _1559350, fail)), system:'$restore_trace'(3, -1))
   Call: (232) [system] atomic(_1558416)
   Fail: (232) [system] atomic(_1558416)
   Call: (232) [system] atom_chars(_1558416, ['O', r, 'L', i, n, k])
   Exit: (232) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (231) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (231) [system] integer('OrLink')
   Fail: (231) [system] integer('OrLink')
   Call: (231) [system] _1429038='OrLink'
   Exit: (231) [system] 'OrLink'='OrLink'
^  Exit: (230) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (229) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (228) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (228) [user] read_list(')', (0x55fbb4538270), _1573366)
^  Call: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _1575224)
   Exit: (230) [system] peek_char((0x55fbb4538270), ' ')
   Call: (230) [system] ' '=(;)
   Fail: (230) [system] ' '=(;)
   Call: (230) [system] ' '=(/)
   Fail: (230) [system] ' '=(/)
^  Call: (230) [user] is_like_space(' ')
   Call: (231) [system] char_type(' ', 'white')
   Exit: (231) [system] char_type(' ', 'white')
^  Exit: (230) [user] is_like_space(' ')
   Call: (230) [system] get_char((0x55fbb4538270), _1584818)
   Exit: (230) [system] get_char((0x55fbb4538270), ' ')
^  Call: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] peek_char((0x55fbb4538270), _1587522)
   Exit: (231) [system] peek_char((0x55fbb4538270), 'C')
   Call: (231) [system] 'C'=(;)
   Fail: (231) [system] 'C'=(;)
   Call: (231) [system] 'C'=(/)
   Fail: (231) [system] 'C'=(/)
^  Call: (231) [user] is_like_space('C')
   Call: (232) [system] char_type('C', 'white')
   Fail: (232) [system] char_type('C', 'white')
   Call: (232) [system] char_type('C', end_of_line)
   Fail: (232) [system] char_type('C', end_of_line)
   Call: (232) [system] char_type('C', space)
   Fail: (232) [system] char_type('C', space)
   Call: (232) [system] char_type('C', cntrl)
   Fail: (232) [system] char_type('C', cntrl)
^  Fail: (231) [user] is_like_space('C')
^  Exit: (230) [user] skip_spaces((0x55fbb4538270))
^  Exit: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _1604456)
   Exit: (229) [system] peek_char((0x55fbb4538270), 'C')
   Call: (229) [system] 'C'=')'
   Fail: (229) [system] 'C'=')'
   Call: (229) [system] 'C'=end_of_file
   Fail: (229) [system] 'C'=end_of_file
^  Call: (229) [user] cont_sexpr(')', (0x55fbb4538270), _1610026)
^  Call: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] peek_char((0x55fbb4538270), _1611884)
   Exit: (231) [system] peek_char((0x55fbb4538270), 'C')
   Call: (231) [system] 'C'=(;)
   Fail: (231) [system] 'C'=(;)
   Call: (231) [system] 'C'=(/)
   Fail: (231) [system] 'C'=(/)
^  Call: (231) [user] is_like_space('C')
   Call: (232) [system] char_type('C', 'white')
   Fail: (232) [system] char_type('C', 'white')
   Call: (232) [system] char_type('C', end_of_line)
   Fail: (232) [system] char_type('C', end_of_line)
   Call: (232) [system] char_type('C', space)
   Fail: (232) [system] char_type('C', space)
   Call: (232) [system] char_type('C', cntrl)
   Fail: (232) [system] char_type('C', cntrl)
^  Fail: (231) [user] is_like_space('C')
^  Exit: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] get_char((0x55fbb4538270), _1627894)
   Exit: (230) [system] get_char((0x55fbb4538270), 'C')
   Call: (230) [system] 'C'='('
   Fail: (230) [system] 'C'='('
   Call: (230) [system] 'C'='['
   Fail: (230) [system] 'C'='['
   Call: (230) [system] 'C'='{'
   Fail: (230) [system] 'C'='{'
   Call: (230) [system] 'C'='"'
   Fail: (230) [system] 'C'='"'
   Call: (230) [system] 'C'=!
   Fail: (230) [system] 'C'=!
   Call: (230) [system] 'C'='\''
   Fail: (230) [system] 'C'='\''
   Call: (230) [system] 'C'='`'
   Fail: (230) [system] 'C'='`'
   Call: (230) [system] 'C'=end_of_file
   Fail: (230) [system] 'C'=end_of_file
^  Call: (230) [user] read_symbolic(')', (0x55fbb4538270), 'C', _1610026)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _1645536)
   Call: (232) [system] peek_char((0x55fbb4538270), _1646470)
   Exit: (232) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (232) [user] is_delimiter(' ')
   Call: (233) [system] char_type(' ', space)
   Exit: (233) [system] char_type(' ', space)
^  Exit: (232) [user] is_delimiter(' ')
   Call: (232) [system] _1645536=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (231) [user] classify_and_convert_charseq(['C'], _1610026)
^  Call: (232) [user] classify_and_convert_charseq_(['C'], _1655754)
^  Call: (234) [system] setup_call_cleanup('$notrace'(_1656706, _1656708), once(user:catch(read_from_chars(['C'], _1655754), _1656688, fail)), '$restore_trace'(_1656706, _1656708))
^  Call: (235) [system] sig_atomic(system:'$notrace'(_1656706, _1656708))
^  Exit: (234) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1655754), _1656688, fail)), system:'$restore_trace'(3, -1))
   Call: (233) [system] atomic(_1655754)
   Fail: (233) [system] atomic(_1655754)
   Call: (233) [system] atom_chars(_1655754, ['C'])
   Exit: (233) [system] atom_chars('C', ['C'])
^  Exit: (232) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (232) [system] integer('C')
   Fail: (232) [system] integer('C')
   Call: (232) [system] _1610026='C'
   Exit: (232) [system] 'C'='C'
^  Exit: (231) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (230) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (229) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (229) [user] read_list(')', (0x55fbb4538270), _1670704)
^  Call: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] peek_char((0x55fbb4538270), _1672562)
   Exit: (231) [system] peek_char((0x55fbb4538270), ' ')
   Call: (231) [system] ' '=(;)
   Fail: (231) [system] ' '=(;)
   Call: (231) [system] ' '=(/)
   Fail: (231) [system] ' '=(/)
^  Call: (231) [user] is_like_space(' ')
   Call: (232) [system] char_type(' ', 'white')
   Exit: (232) [system] char_type(' ', 'white')
^  Exit: (231) [user] is_like_space(' ')
   Call: (231) [system] get_char((0x55fbb4538270), _1682156)
   Exit: (231) [system] get_char((0x55fbb4538270), ' ')
^  Call: (231) [user] skip_spaces((0x55fbb4538270))
   Call: (232) [system] peek_char((0x55fbb4538270), _1684860)
   Exit: (232) [system] peek_char((0x55fbb4538270), 'D')
   Call: (232) [system] 'D'=(;)
   Fail: (232) [system] 'D'=(;)
   Call: (232) [system] 'D'=(/)
   Fail: (232) [system] 'D'=(/)
^  Call: (232) [user] is_like_space('D')
   Call: (233) [system] char_type('D', 'white')
   Fail: (233) [system] char_type('D', 'white')
   Call: (233) [system] char_type('D', end_of_line)
   Fail: (233) [system] char_type('D', end_of_line)
   Call: (233) [system] char_type('D', space)
   Fail: (233) [system] char_type('D', space)
   Call: (233) [system] char_type('D', cntrl)
   Fail: (233) [system] char_type('D', cntrl)
^  Fail: (232) [user] is_like_space('D')
^  Exit: (231) [user] skip_spaces((0x55fbb4538270))
^  Exit: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _1701794)
   Exit: (230) [system] peek_char((0x55fbb4538270), 'D')
   Call: (230) [system] 'D'=')'
   Fail: (230) [system] 'D'=')'
   Call: (230) [system] 'D'=end_of_file
   Fail: (230) [system] 'D'=end_of_file
^  Call: (230) [user] cont_sexpr(')', (0x55fbb4538270), _1707364)
^  Call: (231) [user] skip_spaces((0x55fbb4538270))
   Call: (232) [system] peek_char((0x55fbb4538270), _1709222)
   Exit: (232) [system] peek_char((0x55fbb4538270), 'D')
   Call: (232) [system] 'D'=(;)
   Fail: (232) [system] 'D'=(;)
   Call: (232) [system] 'D'=(/)
   Fail: (232) [system] 'D'=(/)
^  Call: (232) [user] is_like_space('D')
   Call: (233) [system] char_type('D', 'white')
   Fail: (233) [system] char_type('D', 'white')
   Call: (233) [system] char_type('D', end_of_line)
   Fail: (233) [system] char_type('D', end_of_line)
   Call: (233) [system] char_type('D', space)
   Fail: (233) [system] char_type('D', space)
   Call: (233) [system] char_type('D', cntrl)
   Fail: (233) [system] char_type('D', cntrl)
^  Fail: (232) [user] is_like_space('D')
^  Exit: (231) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] get_char((0x55fbb4538270), _1725232)
   Exit: (231) [system] get_char((0x55fbb4538270), 'D')
   Call: (231) [system] 'D'='('
   Fail: (231) [system] 'D'='('
   Call: (231) [system] 'D'='['
   Fail: (231) [system] 'D'='['
   Call: (231) [system] 'D'='{'
   Fail: (231) [system] 'D'='{'
   Call: (231) [system] 'D'='"'
   Fail: (231) [system] 'D'='"'
   Call: (231) [system] 'D'=!
   Fail: (231) [system] 'D'=!
   Call: (231) [system] 'D'='\''
   Fail: (231) [system] 'D'='\''
   Call: (231) [system] 'D'='`'
   Fail: (231) [system] 'D'='`'
   Call: (231) [system] 'D'=end_of_file
   Fail: (231) [system] 'D'=end_of_file
^  Call: (231) [user] read_symbolic(')', (0x55fbb4538270), 'D', _1707364)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _1742874)
   Call: (233) [system] peek_char((0x55fbb4538270), _1743808)
   Exit: (233) [system] peek_char((0x55fbb4538270), ')')
^  Call: (233) [user] is_delimiter(')')
   Call: (234) [system] char_type(')', space)
   Fail: (234) [system] char_type(')', space)
   Call: (234) [system] arg(_1748528, v('(', ')', end_of_file), ')')
   Exit: (234) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (233) [user] is_delimiter(')')
   Call: (233) [system] _1742874=[]
   Exit: (233) [system] []=[]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (232) [user] classify_and_convert_charseq(['D'], _1707364)
^  Call: (233) [user] classify_and_convert_charseq_(['D'], _1754964)
^  Call: (235) [system] setup_call_cleanup('$notrace'(_1755916, _1755918), once(user:catch(read_from_chars(['D'], _1754964), _1755898, fail)), '$restore_trace'(_1755916, _1755918))
^  Call: (236) [system] sig_atomic(system:'$notrace'(_1755916, _1755918))
^  Exit: (235) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _1754964), _1755898, fail)), system:'$restore_trace'(3, -1))
   Call: (234) [system] atomic(_1754964)
   Fail: (234) [system] atomic(_1754964)
   Call: (234) [system] atom_chars(_1754964, ['D'])
   Exit: (234) [system] atom_chars('D', ['D'])
^  Exit: (233) [user] classify_and_convert_charseq_(['D'], 'D')
   Call: (233) [system] integer('D')
   Fail: (233) [system] integer('D')
   Call: (233) [system] _1707364='D'
   Exit: (233) [system] 'D'='D'
^  Exit: (232) [user] classify_and_convert_charseq(['D'], 'D')
^  Exit: (231) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'D')
^  Exit: (230) [user] cont_sexpr(')', (0x55fbb4538270), 'D')
^  Call: (230) [user] read_list(')', (0x55fbb4538270), _1769914)
^  Call: (231) [user] skip_spaces((0x55fbb4538270))
   Call: (232) [system] peek_char((0x55fbb4538270), _1771772)
   Exit: (232) [system] peek_char((0x55fbb4538270), ')')
   Call: (232) [system] ')'=(;)
   Fail: (232) [system] ')'=(;)
   Call: (232) [system] ')'=(/)
   Fail: (232) [system] ')'=(/)
^  Call: (232) [user] is_like_space(')')
   Call: (233) [system] char_type(')', 'white')
   Fail: (233) [system] char_type(')', 'white')
   Call: (233) [system] char_type(')', end_of_line)
   Fail: (233) [system] char_type(')', end_of_line)
   Call: (233) [system] char_type(')', space)
   Fail: (233) [system] char_type(')', space)
   Call: (233) [system] char_type(')', cntrl)
   Fail: (233) [system] char_type(')', cntrl)
^  Fail: (232) [user] is_like_space(')')
^  Exit: (231) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] peek_char((0x55fbb4538270), _1787782)
   Exit: (231) [system] peek_char((0x55fbb4538270), ')')
   Call: (231) [system] ')'=')'
   Exit: (231) [system] ')'=')'
   Call: (231) [system] get_char((0x55fbb4538270), _1791572)
   Exit: (231) [system] get_char((0x55fbb4538270), ')')
   Call: (231) [system] _1769914=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_list(')', (0x55fbb4538270), [])
   Call: (230) [system] _1670704=['D']
   Exit: (230) [system] ['D']=['D']
^  Exit: (229) [user] read_list(')', (0x55fbb4538270), ['D'])
   Call: (229) [system] _1573366=['C', 'D']
   Exit: (229) [system] ['C', 'D']=['C', 'D']
^  Exit: (228) [user] read_list(')', (0x55fbb4538270), ['C', 'D'])
   Call: (228) [system] _1384020=['OrLink', 'C', 'D']
   Exit: (228) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (227) [user] read_list(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Exit: (226) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Call: (226) [user] read_list(')', (0x55fbb4538270), _1805454)
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _1807312)
   Exit: (228) [system] peek_char((0x55fbb4538270), ' ')
   Call: (228) [system] ' '=(;)
   Fail: (228) [system] ' '=(;)
   Call: (228) [system] ' '=(/)
   Fail: (228) [system] ' '=(/)
^  Call: (228) [user] is_like_space(' ')
   Call: (229) [system] char_type(' ', 'white')
   Exit: (229) [system] char_type(' ', 'white')
^  Exit: (228) [user] is_like_space(' ')
   Call: (228) [system] get_char((0x55fbb4538270), _1816906)
   Exit: (228) [system] get_char((0x55fbb4538270), ' ')
^  Call: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _1819610)
   Exit: (229) [system] peek_char((0x55fbb4538270), 'E')
   Call: (229) [system] 'E'=(;)
   Fail: (229) [system] 'E'=(;)
   Call: (229) [system] 'E'=(/)
   Fail: (229) [system] 'E'=(/)
^  Call: (229) [user] is_like_space('E')
   Call: (230) [system] char_type('E', 'white')
   Fail: (230) [system] char_type('E', 'white')
   Call: (230) [system] char_type('E', end_of_line)
   Fail: (230) [system] char_type('E', end_of_line)
   Call: (230) [system] char_type('E', space)
   Fail: (230) [system] char_type('E', space)
   Call: (230) [system] char_type('E', cntrl)
   Fail: (230) [system] char_type('E', cntrl)
^  Fail: (229) [user] is_like_space('E')
^  Exit: (228) [user] skip_spaces((0x55fbb4538270))
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1836544)
   Exit: (227) [system] peek_char((0x55fbb4538270), 'E')
   Call: (227) [system] 'E'=')'
   Fail: (227) [system] 'E'=')'
   Call: (227) [system] 'E'=end_of_file
   Fail: (227) [system] 'E'=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55fbb4538270), _1842114)
^  Call: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _1843972)
   Exit: (229) [system] peek_char((0x55fbb4538270), 'E')
   Call: (229) [system] 'E'=(;)
   Fail: (229) [system] 'E'=(;)
   Call: (229) [system] 'E'=(/)
   Fail: (229) [system] 'E'=(/)
^  Call: (229) [user] is_like_space('E')
   Call: (230) [system] char_type('E', 'white')
   Fail: (230) [system] char_type('E', 'white')
   Call: (230) [system] char_type('E', end_of_line)
   Fail: (230) [system] char_type('E', end_of_line)
   Call: (230) [system] char_type('E', space)
   Fail: (230) [system] char_type('E', space)
   Call: (230) [system] char_type('E', cntrl)
   Fail: (230) [system] char_type('E', cntrl)
^  Fail: (229) [user] is_like_space('E')
^  Exit: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] get_char((0x55fbb4538270), _1859982)
   Exit: (228) [system] get_char((0x55fbb4538270), 'E')
   Call: (228) [system] 'E'='('
   Fail: (228) [system] 'E'='('
   Call: (228) [system] 'E'='['
   Fail: (228) [system] 'E'='['
   Call: (228) [system] 'E'='{'
   Fail: (228) [system] 'E'='{'
   Call: (228) [system] 'E'='"'
   Fail: (228) [system] 'E'='"'
   Call: (228) [system] 'E'=!
   Fail: (228) [system] 'E'=!
   Call: (228) [system] 'E'='\''
   Fail: (228) [system] 'E'='\''
   Call: (228) [system] 'E'='`'
   Fail: (228) [system] 'E'='`'
   Call: (228) [system] 'E'=end_of_file
   Fail: (228) [system] 'E'=end_of_file
^  Call: (228) [user] read_symbolic(')', (0x55fbb4538270), 'E', _1842114)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _1877624)
   Call: (230) [system] peek_char((0x55fbb4538270), _1878558)
   Exit: (230) [system] peek_char((0x55fbb4538270), ')')
^  Call: (230) [user] is_delimiter(')')
   Call: (231) [system] char_type(')', space)
   Fail: (231) [system] char_type(')', space)
   Call: (231) [system] arg(_1883278, v('(', ')', end_of_file), ')')
   Exit: (231) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (230) [user] is_delimiter(')')
   Call: (230) [system] _1877624=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (229) [user] classify_and_convert_charseq(['E'], _1842114)
^  Call: (230) [user] classify_and_convert_charseq_(['E'], _1889714)
^  Call: (232) [system] setup_call_cleanup('$notrace'(_1890666, _1890668), once(user:catch(read_from_chars(['E'], _1889714), _1890648, fail)), '$restore_trace'(_1890666, _1890668))
^  Call: (233) [system] sig_atomic(system:'$notrace'(_1890666, _1890668))
^  Exit: (232) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _1889714), _1890648, fail)), system:'$restore_trace'(3, -1))
   Call: (231) [system] atomic(_1889714)
   Fail: (231) [system] atomic(_1889714)
   Call: (231) [system] atom_chars(_1889714, ['E'])
   Exit: (231) [system] atom_chars('E', ['E'])
^  Exit: (230) [user] classify_and_convert_charseq_(['E'], 'E')
   Call: (230) [system] integer('E')
   Fail: (230) [system] integer('E')
   Call: (230) [system] _1842114='E'
   Exit: (230) [system] 'E'='E'
^  Exit: (229) [user] classify_and_convert_charseq(['E'], 'E')
^  Exit: (228) [user] read_symbolic(')', (0x55fbb4538270), 'E', 'E')
^  Exit: (227) [user] cont_sexpr(')', (0x55fbb4538270), 'E')
^  Call: (227) [user] read_list(')', (0x55fbb4538270), _1904664)
^  Call: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _1906522)
   Exit: (229) [system] peek_char((0x55fbb4538270), ')')
   Call: (229) [system] ')'=(;)
   Fail: (229) [system] ')'=(;)
   Call: (229) [system] ')'=(/)
   Fail: (229) [system] ')'=(/)
^  Call: (229) [user] is_like_space(')')
   Call: (230) [system] char_type(')', 'white')
   Fail: (230) [system] char_type(')', 'white')
   Call: (230) [system] char_type(')', end_of_line)
   Fail: (230) [system] char_type(')', end_of_line)
   Call: (230) [system] char_type(')', space)
   Fail: (230) [system] char_type(')', space)
   Call: (230) [system] char_type(')', cntrl)
   Fail: (230) [system] char_type(')', cntrl)
^  Fail: (229) [user] is_like_space(')')
^  Exit: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _1922532)
   Exit: (228) [system] peek_char((0x55fbb4538270), ')')
   Call: (228) [system] ')'=')'
   Exit: (228) [system] ')'=')'
   Call: (228) [system] get_char((0x55fbb4538270), _1926322)
   Exit: (228) [system] get_char((0x55fbb4538270), ')')
   Call: (228) [system] _1904664=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_list(')', (0x55fbb4538270), [])
   Call: (227) [system] _1805454=['E']
   Exit: (227) [system] ['E']=['E']
^  Exit: (226) [user] read_list(')', (0x55fbb4538270), ['E'])
   Call: (226) [system] _1347360=[['OrLink', 'C', 'D'], 'E']
   Exit: (226) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (225) [user] read_list(')', (0x55fbb4538270), [['OrLink', 'C', 'D'], 'E'])
   Call: (225) [system] _1074364=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (225) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (224) [user] read_list(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (223) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (223) [user] read_list(')', (0x55fbb4538270), _1940204)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1942062)
   Exit: (225) [system] peek_char((0x55fbb4538270), ' ')
   Call: (225) [system] ' '=(;)
   Fail: (225) [system] ' '=(;)
   Call: (225) [system] ' '=(/)
   Fail: (225) [system] ' '=(/)
^  Call: (225) [user] is_like_space(' ')
   Call: (226) [system] char_type(' ', 'white')
   Exit: (226) [system] char_type(' ', 'white')
^  Exit: (225) [user] is_like_space(' ')
   Call: (225) [system] get_char((0x55fbb4538270), _1951656)
   Exit: (225) [system] get_char((0x55fbb4538270), ' ')
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1954360)
   Exit: (226) [system] peek_char((0x55fbb4538270), 'B')
   Call: (226) [system] 'B'=(;)
   Fail: (226) [system] 'B'=(;)
   Call: (226) [system] 'B'=(/)
   Fail: (226) [system] 'B'=(/)
^  Call: (226) [user] is_like_space('B')
   Call: (227) [system] char_type('B', 'white')
   Fail: (227) [system] char_type('B', 'white')
   Call: (227) [system] char_type('B', end_of_line)
   Fail: (227) [system] char_type('B', end_of_line)
   Call: (227) [system] char_type('B', space)
   Fail: (227) [system] char_type('B', space)
   Call: (227) [system] char_type('B', cntrl)
   Fail: (227) [system] char_type('B', cntrl)
^  Fail: (226) [user] is_like_space('B')
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1971294)
   Exit: (224) [system] peek_char((0x55fbb4538270), 'B')
   Call: (224) [system] 'B'=')'
   Fail: (224) [system] 'B'=')'
   Call: (224) [system] 'B'=end_of_file
   Fail: (224) [system] 'B'=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55fbb4538270), _1976864)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1978722)
   Exit: (226) [system] peek_char((0x55fbb4538270), 'B')
   Call: (226) [system] 'B'=(;)
   Fail: (226) [system] 'B'=(;)
   Call: (226) [system] 'B'=(/)
   Fail: (226) [system] 'B'=(/)
^  Call: (226) [user] is_like_space('B')
   Call: (227) [system] char_type('B', 'white')
   Fail: (227) [system] char_type('B', 'white')
   Call: (227) [system] char_type('B', end_of_line)
   Fail: (227) [system] char_type('B', end_of_line)
   Call: (227) [system] char_type('B', space)
   Fail: (227) [system] char_type('B', space)
   Call: (227) [system] char_type('B', cntrl)
   Fail: (227) [system] char_type('B', cntrl)
^  Fail: (226) [user] is_like_space('B')
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] get_char((0x55fbb4538270), _1994732)
   Exit: (225) [system] get_char((0x55fbb4538270), 'B')
   Call: (225) [system] 'B'='('
   Fail: (225) [system] 'B'='('
   Call: (225) [system] 'B'='['
   Fail: (225) [system] 'B'='['
   Call: (225) [system] 'B'='{'
   Fail: (225) [system] 'B'='{'
   Call: (225) [system] 'B'='"'
   Fail: (225) [system] 'B'='"'
   Call: (225) [system] 'B'=!
   Fail: (225) [system] 'B'=!
   Call: (225) [system] 'B'='\''
   Fail: (225) [system] 'B'='\''
   Call: (225) [system] 'B'='`'
   Fail: (225) [system] 'B'='`'
   Call: (225) [system] 'B'=end_of_file
   Fail: (225) [system] 'B'=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55fbb4538270), 'B', _1976864)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _2012374)
   Call: (227) [system] peek_char((0x55fbb4538270), _2013308)
   Exit: (227) [system] peek_char((0x55fbb4538270), ')')
^  Call: (227) [user] is_delimiter(')')
   Call: (228) [system] char_type(')', space)
   Fail: (228) [system] char_type(')', space)
   Call: (228) [system] arg(_2018028, v('(', ')', end_of_file), ')')
   Exit: (228) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (227) [user] is_delimiter(')')
   Call: (227) [system] _2012374=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (226) [user] classify_and_convert_charseq(['B'], _1976864)
^  Call: (227) [user] classify_and_convert_charseq_(['B'], _2024464)
^  Call: (229) [system] setup_call_cleanup('$notrace'(_2025416, _2025418), once(user:catch(read_from_chars(['B'], _2024464), _2025398, fail)), '$restore_trace'(_2025416, _2025418))
^  Call: (230) [system] sig_atomic(system:'$notrace'(_2025416, _2025418))
^  Exit: (229) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _2024464), _2025398, fail)), system:'$restore_trace'(3, -1))
   Call: (228) [system] atomic(_2024464)
   Fail: (228) [system] atomic(_2024464)
   Call: (228) [system] atom_chars(_2024464, ['B'])
   Exit: (228) [system] atom_chars('B', ['B'])
^  Exit: (227) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (227) [system] integer('B')
   Fail: (227) [system] integer('B')
   Call: (227) [system] _1976864='B'
   Exit: (227) [system] 'B'='B'
^  Exit: (226) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (225) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (224) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (224) [user] read_list(')', (0x55fbb4538270), _2039414)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _2041272)
   Exit: (226) [system] peek_char((0x55fbb4538270), ')')
   Call: (226) [system] ')'=(;)
   Fail: (226) [system] ')'=(;)
   Call: (226) [system] ')'=(/)
   Fail: (226) [system] ')'=(/)
^  Call: (226) [user] is_like_space(')')
   Call: (227) [system] char_type(')', 'white')
   Fail: (227) [system] char_type(')', 'white')
   Call: (227) [system] char_type(')', end_of_line)
   Fail: (227) [system] char_type(')', end_of_line)
   Call: (227) [system] char_type(')', space)
   Fail: (227) [system] char_type(')', space)
   Call: (227) [system] char_type(')', cntrl)
   Fail: (227) [system] char_type(')', cntrl)
^  Fail: (226) [user] is_like_space(')')
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _2057282)
   Exit: (225) [system] peek_char((0x55fbb4538270), ')')
   Call: (225) [system] ')'=')'
   Exit: (225) [system] ')'=')'
   Call: (225) [system] get_char((0x55fbb4538270), _2061072)
   Exit: (225) [system] get_char((0x55fbb4538270), ')')
   Call: (225) [system] _2039414=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_list(')', (0x55fbb4538270), [])
   Call: (224) [system] _1940204=['B']
   Exit: (224) [system] ['B']=['B']
^  Exit: (223) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (223) [system] _1037704=[['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']
   Exit: (223) [system] [['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']=[['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']
^  Exit: (222) [user] read_list(')', (0x55fbb4538270), [['Implication', ['OrLink', 'C', 'D'], 'E'], 'B'])
   Call: (222) [system] _848358=['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']
   Exit: (222) [system] ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']=['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']
^  Exit: (221) [user] read_list(')', (0x55fbb4538270), ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B'])
^  Exit: (220) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B'])
^  Call: (220) [user] read_list(')', (0x55fbb4538270), _2074954)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _2076812)
   Exit: (222) [system] peek_char((0x55fbb4538270), ')')
   Call: (222) [system] ')'=(;)
   Fail: (222) [system] ')'=(;)
   Call: (222) [system] ')'=(/)
   Fail: (222) [system] ')'=(/)
^  Call: (222) [user] is_like_space(')')
   Call: (223) [system] char_type(')', 'white')
   Fail: (223) [system] char_type(')', 'white')
   Call: (223) [system] char_type(')', end_of_line)
   Fail: (223) [system] char_type(')', end_of_line)
   Call: (223) [system] char_type(')', space)
   Fail: (223) [system] char_type(')', space)
   Call: (223) [system] char_type(')', cntrl)
   Fail: (223) [system] char_type(')', cntrl)
^  Fail: (222) [user] is_like_space(')')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _2092822)
   Exit: (221) [system] peek_char((0x55fbb4538270), ')')
   Call: (221) [system] ')'=')'
   Exit: (221) [system] ')'=')'
   Call: (221) [system] get_char((0x55fbb4538270), _6126)
   Exit: (221) [system] get_char((0x55fbb4538270), ')')
   Call: (221) [system] _6064=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_list(')', (0x55fbb4538270), [])
   Call: (220) [system] _6004=[['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]
   Exit: (220) [system] [['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]=[['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]
^  Exit: (219) [user] read_list(')', (0x55fbb4538270), [['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']])
   Call: (219) [system] _5980=[['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]
   Exit: (219) [system] [['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]=[['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]
^  Exit: (218) [user] read_list(')', (0x55fbb4538270), [['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']])
   Call: (218) [system] _5972=[:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]
   Exit: (218) [system] [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]=[:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]
^  Exit: (217) [user] read_list(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']])
^  Exit: (216) [user] cont_sexpr(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']])
^  Call: (216) [user] read_list(')', (0x55fbb4538270), _19766)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _21624)
   Exit: (218) [system] peek_char((0x55fbb4538270), '\n')
   Call: (218) [system] '\n'=(;)
   Fail: (218) [system] '\n'=(;)
   Call: (218) [system] '\n'=(/)
   Fail: (218) [system] '\n'=(/)
^  Call: (218) [user] is_like_space('\n')
   Call: (219) [system] char_type('\n', 'white')
   Fail: (219) [system] char_type('\n', 'white')
   Call: (219) [system] char_type('\n', end_of_line)
   Exit: (219) [system] char_type('\n', end_of_line)
^  Exit: (218) [user] is_like_space('\n')
   Call: (218) [system] get_char((0x55fbb4538270), _33074)
   Exit: (218) [system] get_char((0x55fbb4538270), '\n')
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _35778)
   Exit: (219) [system] peek_char((0x55fbb4538270), '\t')
   Call: (219) [system] '\t'=(;)
   Fail: (219) [system] '\t'=(;)
   Call: (219) [system] '\t'=(/)
   Fail: (219) [system] '\t'=(/)
^  Call: (219) [user] is_like_space('\t')
   Call: (220) [system] char_type('\t', 'white')
   Exit: (220) [system] char_type('\t', 'white')
^  Exit: (219) [user] is_like_space('\t')
   Call: (219) [system] get_char((0x55fbb4538270), _45372)
   Exit: (219) [system] get_char((0x55fbb4538270), '\t')
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _48076)
   Exit: (220) [system] peek_char((0x55fbb4538270), '\t')
   Call: (220) [system] '\t'=(;)
   Fail: (220) [system] '\t'=(;)
   Call: (220) [system] '\t'=(/)
   Fail: (220) [system] '\t'=(/)
^  Call: (220) [user] is_like_space('\t')
   Call: (221) [system] char_type('\t', 'white')
   Exit: (221) [system] char_type('\t', 'white')
^  Exit: (220) [user] is_like_space('\t')
   Call: (220) [system] get_char((0x55fbb4538270), _57670)
   Exit: (220) [system] get_char((0x55fbb4538270), '\t')
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _60374)
   Exit: (221) [system] peek_char((0x55fbb4538270), ' ')
   Call: (221) [system] ' '=(;)
   Fail: (221) [system] ' '=(;)
   Call: (221) [system] ' '=(/)
   Fail: (221) [system] ' '=(/)
^  Call: (221) [user] is_like_space(' ')
   Call: (222) [system] char_type(' ', 'white')
   Exit: (222) [system] char_type(' ', 'white')
^  Exit: (221) [user] is_like_space(' ')
   Call: (221) [system] get_char((0x55fbb4538270), _69968)
   Exit: (221) [system] get_char((0x55fbb4538270), ' ')
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _72672)
   Exit: (222) [system] peek_char((0x55fbb4538270), '(')
   Call: (222) [system] '('=(;)
   Fail: (222) [system] '('=(;)
   Call: (222) [system] '('=(/)
   Fail: (222) [system] '('=(/)
^  Call: (222) [user] is_like_space('(')
   Call: (223) [system] char_type('(', 'white')
   Fail: (223) [system] char_type('(', 'white')
   Call: (223) [system] char_type('(', end_of_line)
   Fail: (223) [system] char_type('(', end_of_line)
   Call: (223) [system] char_type('(', space)
   Fail: (223) [system] char_type('(', space)
   Call: (223) [system] char_type('(', cntrl)
   Fail: (223) [system] char_type('(', cntrl)
^  Fail: (222) [user] is_like_space('(')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _92378)
   Exit: (217) [system] peek_char((0x55fbb4538270), '(')
   Call: (217) [system] '('=')'
   Fail: (217) [system] '('=')'
   Call: (217) [system] '('=end_of_file
   Fail: (217) [system] '('=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55fbb4538270), _97948)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _99806)
   Exit: (219) [system] peek_char((0x55fbb4538270), '(')
   Call: (219) [system] '('=(;)
   Fail: (219) [system] '('=(;)
   Call: (219) [system] '('=(/)
   Fail: (219) [system] '('=(/)
^  Call: (219) [user] is_like_space('(')
   Call: (220) [system] char_type('(', 'white')
   Fail: (220) [system] char_type('(', 'white')
   Call: (220) [system] char_type('(', end_of_line)
   Fail: (220) [system] char_type('(', end_of_line)
   Call: (220) [system] char_type('(', space)
   Fail: (220) [system] char_type('(', space)
   Call: (220) [system] char_type('(', cntrl)
   Fail: (220) [system] char_type('(', cntrl)
^  Fail: (219) [user] is_like_space('(')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] get_char((0x55fbb4538270), _115816)
   Exit: (218) [system] get_char((0x55fbb4538270), '(')
   Call: (218) [system] '('='('
   Exit: (218) [system] '('='('
^  Call: (218) [user] read_list(')', (0x55fbb4538270), _97948)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _121386)
   Exit: (220) [system] peek_char((0x55fbb4538270), :)
   Call: (220) [system] (:)=(;)
   Fail: (220) [system] (:)=(;)
   Call: (220) [system] (:)=(/)
   Fail: (220) [system] (:)=(/)
^  Call: (220) [user] is_like_space(:)
   Call: (221) [system] char_type(:, 'white')
   Fail: (221) [system] char_type(:, 'white')
   Call: (221) [system] char_type(:, end_of_line)
   Fail: (221) [system] char_type(:, end_of_line)
   Call: (221) [system] char_type(:, space)
   Fail: (221) [system] char_type(:, space)
   Call: (221) [system] char_type(:, cntrl)
   Fail: (221) [system] char_type(:, cntrl)
^  Fail: (220) [user] is_like_space(:)
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _137396)
   Exit: (219) [system] peek_char((0x55fbb4538270), :)
   Call: (219) [system] (:)=')'
   Fail: (219) [system] (:)=')'
   Call: (219) [system] (:)=end_of_file
   Fail: (219) [system] (:)=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55fbb4538270), _142966)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _144824)
   Exit: (221) [system] peek_char((0x55fbb4538270), :)
   Call: (221) [system] (:)=(;)
   Fail: (221) [system] (:)=(;)
   Call: (221) [system] (:)=(/)
   Fail: (221) [system] (:)=(/)
^  Call: (221) [user] is_like_space(:)
   Call: (222) [system] char_type(:, 'white')
   Fail: (222) [system] char_type(:, 'white')
   Call: (222) [system] char_type(:, end_of_line)
   Fail: (222) [system] char_type(:, end_of_line)
   Call: (222) [system] char_type(:, space)
   Fail: (222) [system] char_type(:, space)
   Call: (222) [system] char_type(:, cntrl)
   Fail: (222) [system] char_type(:, cntrl)
^  Fail: (221) [user] is_like_space(:)
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] get_char((0x55fbb4538270), _160834)
   Exit: (220) [system] get_char((0x55fbb4538270), :)
   Call: (220) [system] (:)='('
   Fail: (220) [system] (:)='('
   Call: (220) [system] (:)='['
   Fail: (220) [system] (:)='['
   Call: (220) [system] (:)='{'
   Fail: (220) [system] (:)='{'
   Call: (220) [system] (:)='"'
   Fail: (220) [system] (:)='"'
   Call: (220) [system] (:)=!
   Fail: (220) [system] (:)=!
   Call: (220) [system] (:)='\''
   Fail: (220) [system] (:)='\''
   Call: (220) [system] (:)='`'
   Fail: (220) [system] (:)='`'
   Call: (220) [system] (:)=end_of_file
   Fail: (220) [system] (:)=end_of_file
^  Call: (220) [user] read_symbolic(')', (0x55fbb4538270), :, _142966)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _178476)
   Call: (222) [system] peek_char((0x55fbb4538270), _179410)
   Exit: (222) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (222) [user] is_delimiter(' ')
   Call: (223) [system] char_type(' ', space)
   Exit: (223) [system] char_type(' ', space)
^  Exit: (222) [user] is_delimiter(' ')
   Call: (222) [system] _178476=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (221) [user] classify_and_convert_charseq([:], _142966)
^  Call: (222) [user] classify_and_convert_charseq_([:], _188694)
^  Call: (224) [system] setup_call_cleanup('$notrace'(_189646, _189648), once(user:catch(read_from_chars([:], _188694), _189628, fail)), '$restore_trace'(_189646, _189648))
^  Call: (225) [system] sig_atomic(system:'$notrace'(_189646, _189648))
^  Exit: (224) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _189628, fail)), system:'$restore_trace'(3, -1))
   Call: (223) [system] atomic(:)
   Exit: (223) [system] atomic(:)
^  Exit: (222) [user] classify_and_convert_charseq_([:], :)
   Call: (222) [system] integer(:)
   Fail: (222) [system] integer(:)
   Call: (222) [system] _142966=(:)
   Exit: (222) [system] (:)=(:)
^  Exit: (221) [user] classify_and_convert_charseq([:], :)
^  Exit: (220) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (219) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (219) [user] read_list(')', (0x55fbb4538270), _201774)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _203632)
   Exit: (221) [system] peek_char((0x55fbb4538270), ' ')
   Call: (221) [system] ' '=(;)
   Fail: (221) [system] ' '=(;)
   Call: (221) [system] ' '=(/)
   Fail: (221) [system] ' '=(/)
^  Call: (221) [user] is_like_space(' ')
   Call: (222) [system] char_type(' ', 'white')
   Exit: (222) [system] char_type(' ', 'white')
^  Exit: (221) [user] is_like_space(' ')
   Call: (221) [system] get_char((0x55fbb4538270), _213226)
   Exit: (221) [system] get_char((0x55fbb4538270), ' ')
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _215930)
   Exit: (222) [system] peek_char((0x55fbb4538270), '(')
   Call: (222) [system] '('=(;)
   Fail: (222) [system] '('=(;)
   Call: (222) [system] '('=(/)
   Fail: (222) [system] '('=(/)
^  Call: (222) [user] is_like_space('(')
   Call: (223) [system] char_type('(', 'white')
   Fail: (223) [system] char_type('(', 'white')
   Call: (223) [system] char_type('(', end_of_line)
   Fail: (223) [system] char_type('(', end_of_line)
   Call: (223) [system] char_type('(', space)
   Fail: (223) [system] char_type('(', space)
   Call: (223) [system] char_type('(', cntrl)
   Fail: (223) [system] char_type('(', cntrl)
^  Fail: (222) [user] is_like_space('(')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _232864)
   Exit: (220) [system] peek_char((0x55fbb4538270), '(')
   Call: (220) [system] '('=')'
   Fail: (220) [system] '('=')'
   Call: (220) [system] '('=end_of_file
   Fail: (220) [system] '('=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55fbb4538270), _238434)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _240292)
   Exit: (222) [system] peek_char((0x55fbb4538270), '(')
   Call: (222) [system] '('=(;)
   Fail: (222) [system] '('=(;)
   Call: (222) [system] '('=(/)
   Fail: (222) [system] '('=(/)
^  Call: (222) [user] is_like_space('(')
   Call: (223) [system] char_type('(', 'white')
   Fail: (223) [system] char_type('(', 'white')
   Call: (223) [system] char_type('(', end_of_line)
   Fail: (223) [system] char_type('(', end_of_line)
   Call: (223) [system] char_type('(', space)
   Fail: (223) [system] char_type('(', space)
   Call: (223) [system] char_type('(', cntrl)
   Fail: (223) [system] char_type('(', cntrl)
^  Fail: (222) [user] is_like_space('(')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] get_char((0x55fbb4538270), _256302)
   Exit: (221) [system] get_char((0x55fbb4538270), '(')
   Call: (221) [system] '('='('
   Exit: (221) [system] '('='('
^  Call: (221) [user] read_list(')', (0x55fbb4538270), _238434)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _261872)
   Exit: (223) [system] peek_char((0x55fbb4538270), 'D')
   Call: (223) [system] 'D'=(;)
   Fail: (223) [system] 'D'=(;)
   Call: (223) [system] 'D'=(/)
   Fail: (223) [system] 'D'=(/)
^  Call: (223) [user] is_like_space('D')
   Call: (224) [system] char_type('D', 'white')
   Fail: (224) [system] char_type('D', 'white')
   Call: (224) [system] char_type('D', end_of_line)
   Fail: (224) [system] char_type('D', end_of_line)
   Call: (224) [system] char_type('D', space)
   Fail: (224) [system] char_type('D', space)
   Call: (224) [system] char_type('D', cntrl)
   Fail: (224) [system] char_type('D', cntrl)
^  Fail: (223) [user] is_like_space('D')
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _277882)
   Exit: (222) [system] peek_char((0x55fbb4538270), 'D')
   Call: (222) [system] 'D'=')'
   Fail: (222) [system] 'D'=')'
   Call: (222) [system] 'D'=end_of_file
   Fail: (222) [system] 'D'=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55fbb4538270), _283452)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _285310)
   Exit: (224) [system] peek_char((0x55fbb4538270), 'D')
   Call: (224) [system] 'D'=(;)
   Fail: (224) [system] 'D'=(;)
   Call: (224) [system] 'D'=(/)
   Fail: (224) [system] 'D'=(/)
^  Call: (224) [user] is_like_space('D')
   Call: (225) [system] char_type('D', 'white')
   Fail: (225) [system] char_type('D', 'white')
   Call: (225) [system] char_type('D', end_of_line)
   Fail: (225) [system] char_type('D', end_of_line)
   Call: (225) [system] char_type('D', space)
   Fail: (225) [system] char_type('D', space)
   Call: (225) [system] char_type('D', cntrl)
   Fail: (225) [system] char_type('D', cntrl)
^  Fail: (224) [user] is_like_space('D')
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] get_char((0x55fbb4538270), _301320)
   Exit: (223) [system] get_char((0x55fbb4538270), 'D')
   Call: (223) [system] 'D'='('
   Fail: (223) [system] 'D'='('
   Call: (223) [system] 'D'='['
   Fail: (223) [system] 'D'='['
   Call: (223) [system] 'D'='{'
   Fail: (223) [system] 'D'='{'
   Call: (223) [system] 'D'='"'
   Fail: (223) [system] 'D'='"'
   Call: (223) [system] 'D'=!
   Fail: (223) [system] 'D'=!
   Call: (223) [system] 'D'='\''
   Fail: (223) [system] 'D'='\''
   Call: (223) [system] 'D'='`'
   Fail: (223) [system] 'D'='`'
   Call: (223) [system] 'D'=end_of_file
   Fail: (223) [system] 'D'=end_of_file
^  Call: (223) [user] read_symbolic(')', (0x55fbb4538270), 'D', _283452)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _318962)
   Call: (225) [system] peek_char((0x55fbb4538270), _319896)
   Exit: (225) [system] peek_char((0x55fbb4538270), i)
^  Call: (225) [user] is_delimiter(i)
   Call: (226) [system] char_type(i, space)
   Fail: (226) [system] char_type(i, space)
   Call: (226) [system] arg(_324616, v('(', ')', end_of_file), i)
   Fail: (226) [system] arg(_325548, v('(', ')', end_of_file), i)
^  Fail: (225) [user] is_delimiter(i)
   Call: (225) [system] ')'==i
   Fail: (225) [system] ')'==i
   Call: (225) [system] get_char((0x55fbb4538270), i)
   Exit: (225) [system] get_char((0x55fbb4538270), i)
   Call: (225) [system] i=(\)
   Fail: (225) [system] i=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _332898)
   Call: (226) [system] peek_char((0x55fbb4538270), _333832)
   Exit: (226) [system] peek_char((0x55fbb4538270), s)
^  Call: (226) [user] is_delimiter(s)
   Call: (227) [system] char_type(s, space)
   Fail: (227) [system] char_type(s, space)
   Call: (227) [system] arg(_338552, v('(', ')', end_of_file), s)
   Fail: (227) [system] arg(_339484, v('(', ')', end_of_file), s)
^  Fail: (226) [user] is_delimiter(s)
   Call: (226) [system] ')'==s
   Fail: (226) [system] ')'==s
   Call: (226) [system] get_char((0x55fbb4538270), s)
   Exit: (226) [system] get_char((0x55fbb4538270), s)
   Call: (226) [system] s=(\)
   Fail: (226) [system] s=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _346834)
   Call: (227) [system] peek_char((0x55fbb4538270), _347768)
   Exit: (227) [system] peek_char((0x55fbb4538270), j)
^  Call: (227) [user] is_delimiter(j)
   Call: (228) [system] char_type(j, space)
   Fail: (228) [system] char_type(j, space)
   Call: (228) [system] arg(_352488, v('(', ')', end_of_file), j)
   Fail: (228) [system] arg(_353420, v('(', ')', end_of_file), j)
^  Fail: (227) [user] is_delimiter(j)
   Call: (227) [system] ')'==j
   Fail: (227) [system] ')'==j
   Call: (227) [system] get_char((0x55fbb4538270), j)
   Exit: (227) [system] get_char((0x55fbb4538270), j)
   Call: (227) [system] j=(\)
   Fail: (227) [system] j=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _360770)
   Call: (228) [system] peek_char((0x55fbb4538270), _361704)
   Exit: (228) [system] peek_char((0x55fbb4538270), u)
^  Call: (228) [user] is_delimiter(u)
   Call: (229) [system] char_type(u, space)
   Fail: (229) [system] char_type(u, space)
   Call: (229) [system] arg(_366424, v('(', ')', end_of_file), u)
   Fail: (229) [system] arg(_367356, v('(', ')', end_of_file), u)
^  Fail: (228) [user] is_delimiter(u)
   Call: (228) [system] ')'==u
   Fail: (228) [system] ')'==u
   Call: (228) [system] get_char((0x55fbb4538270), u)
   Exit: (228) [system] get_char((0x55fbb4538270), u)
   Call: (228) [system] u=(\)
   Fail: (228) [system] u=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _374706)
   Call: (229) [system] peek_char((0x55fbb4538270), _375640)
   Exit: (229) [system] peek_char((0x55fbb4538270), n)
^  Call: (229) [user] is_delimiter(n)
   Call: (230) [system] char_type(n, space)
   Fail: (230) [system] char_type(n, space)
   Call: (230) [system] arg(_380360, v('(', ')', end_of_file), n)
   Fail: (230) [system] arg(_381292, v('(', ')', end_of_file), n)
^  Fail: (229) [user] is_delimiter(n)
   Call: (229) [system] ')'==n
   Fail: (229) [system] ')'==n
   Call: (229) [system] get_char((0x55fbb4538270), n)
   Exit: (229) [system] get_char((0x55fbb4538270), n)
   Call: (229) [system] n=(\)
   Fail: (229) [system] n=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _388642)
   Call: (230) [system] peek_char((0x55fbb4538270), _389576)
   Exit: (230) [system] peek_char((0x55fbb4538270), c)
^  Call: (230) [user] is_delimiter(c)
   Call: (231) [system] char_type(c, space)
   Fail: (231) [system] char_type(c, space)
   Call: (231) [system] arg(_394296, v('(', ')', end_of_file), c)
   Fail: (231) [system] arg(_395228, v('(', ')', end_of_file), c)
^  Fail: (230) [user] is_delimiter(c)
   Call: (230) [system] ')'==c
   Fail: (230) [system] ')'==c
   Call: (230) [system] get_char((0x55fbb4538270), c)
   Exit: (230) [system] get_char((0x55fbb4538270), c)
   Call: (230) [system] c=(\)
   Fail: (230) [system] c=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _402578)
   Call: (231) [system] peek_char((0x55fbb4538270), _403512)
   Exit: (231) [system] peek_char((0x55fbb4538270), t)
^  Call: (231) [user] is_delimiter(t)
   Call: (232) [system] char_type(t, space)
   Fail: (232) [system] char_type(t, space)
   Call: (232) [system] arg(_408232, v('(', ')', end_of_file), t)
   Fail: (232) [system] arg(_409164, v('(', ')', end_of_file), t)
^  Fail: (231) [user] is_delimiter(t)
   Call: (231) [system] ')'==t
   Fail: (231) [system] ')'==t
   Call: (231) [system] get_char((0x55fbb4538270), t)
   Exit: (231) [system] get_char((0x55fbb4538270), t)
   Call: (231) [system] t=(\)
   Fail: (231) [system] t=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _416514)
   Call: (232) [system] peek_char((0x55fbb4538270), _417448)
   Exit: (232) [system] peek_char((0x55fbb4538270), i)
^  Call: (232) [user] is_delimiter(i)
   Call: (233) [system] char_type(i, space)
   Fail: (233) [system] char_type(i, space)
   Call: (233) [system] arg(_422168, v('(', ')', end_of_file), i)
   Fail: (233) [system] arg(_423100, v('(', ')', end_of_file), i)
^  Fail: (232) [user] is_delimiter(i)
   Call: (232) [system] ')'==i
   Fail: (232) [system] ')'==i
   Call: (232) [system] get_char((0x55fbb4538270), i)
   Exit: (232) [system] get_char((0x55fbb4538270), i)
   Call: (232) [system] i=(\)
   Fail: (232) [system] i=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _430450)
   Call: (233) [system] peek_char((0x55fbb4538270), _431384)
   Exit: (233) [system] peek_char((0x55fbb4538270), o)
^  Call: (233) [user] is_delimiter(o)
   Call: (234) [system] char_type(o, space)
   Fail: (234) [system] char_type(o, space)
   Call: (234) [system] arg(_436104, v('(', ')', end_of_file), o)
   Fail: (234) [system] arg(_437036, v('(', ')', end_of_file), o)
^  Fail: (233) [user] is_delimiter(o)
   Call: (233) [system] ')'==o
   Fail: (233) [system] ')'==o
   Call: (233) [system] get_char((0x55fbb4538270), o)
   Exit: (233) [system] get_char((0x55fbb4538270), o)
   Call: (233) [system] o=(\)
   Fail: (233) [system] o=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _444386)
   Call: (234) [system] peek_char((0x55fbb4538270), _445320)
   Exit: (234) [system] peek_char((0x55fbb4538270), n)
^  Call: (234) [user] is_delimiter(n)
   Call: (235) [system] char_type(n, space)
   Fail: (235) [system] char_type(n, space)
   Call: (235) [system] arg(_450040, v('(', ')', end_of_file), n)
   Fail: (235) [system] arg(_450972, v('(', ')', end_of_file), n)
^  Fail: (234) [user] is_delimiter(n)
   Call: (234) [system] ')'==n
   Fail: (234) [system] ')'==n
   Call: (234) [system] get_char((0x55fbb4538270), n)
   Exit: (234) [system] get_char((0x55fbb4538270), n)
   Call: (234) [system] n=(\)
   Fail: (234) [system] n=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _458322)
   Call: (235) [system] peek_char((0x55fbb4538270), _459256)
   Exit: (235) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (235) [user] is_delimiter('I')
   Call: (236) [system] char_type('I', space)
   Fail: (236) [system] char_type('I', space)
   Call: (236) [system] arg(_463976, v('(', ')', end_of_file), 'I')
   Fail: (236) [system] arg(_464908, v('(', ')', end_of_file), 'I')
^  Fail: (235) [user] is_delimiter('I')
   Call: (235) [system] ')'=='I'
   Fail: (235) [system] ')'=='I'
   Call: (235) [system] get_char((0x55fbb4538270), 'I')
   Exit: (235) [system] get_char((0x55fbb4538270), 'I')
   Call: (235) [system] 'I'=(\)
   Fail: (235) [system] 'I'=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), _472258)
   Call: (236) [system] peek_char((0x55fbb4538270), _473192)
   Exit: (236) [system] peek_char((0x55fbb4538270), n)
^  Call: (236) [user] is_delimiter(n)
   Call: (237) [system] char_type(n, space)
   Fail: (237) [system] char_type(n, space)
   Call: (237) [system] arg(_477912, v('(', ')', end_of_file), n)
   Fail: (237) [system] arg(_478844, v('(', ')', end_of_file), n)
^  Fail: (236) [user] is_delimiter(n)
   Call: (236) [system] ')'==n
   Fail: (236) [system] ')'==n
   Call: (236) [system] get_char((0x55fbb4538270), n)
   Exit: (236) [system] get_char((0x55fbb4538270), n)
   Call: (236) [system] n=(\)
   Fail: (236) [system] n=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), _486194)
   Call: (237) [system] peek_char((0x55fbb4538270), _487128)
   Exit: (237) [system] peek_char((0x55fbb4538270), t)
^  Call: (237) [user] is_delimiter(t)
   Call: (238) [system] char_type(t, space)
   Fail: (238) [system] char_type(t, space)
   Call: (238) [system] arg(_491848, v('(', ')', end_of_file), t)
   Fail: (238) [system] arg(_492780, v('(', ')', end_of_file), t)
^  Fail: (237) [user] is_delimiter(t)
   Call: (237) [system] ')'==t
   Fail: (237) [system] ')'==t
   Call: (237) [system] get_char((0x55fbb4538270), t)
   Exit: (237) [system] get_char((0x55fbb4538270), t)
   Call: (237) [system] t=(\)
   Fail: (237) [system] t=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), _500130)
   Call: (238) [system] peek_char((0x55fbb4538270), _501064)
   Exit: (238) [system] peek_char((0x55fbb4538270), r)
^  Call: (238) [user] is_delimiter(r)
   Call: (239) [system] char_type(r, space)
   Fail: (239) [system] char_type(r, space)
   Call: (239) [system] arg(_505784, v('(', ')', end_of_file), r)
   Fail: (239) [system] arg(_506716, v('(', ')', end_of_file), r)
^  Fail: (238) [user] is_delimiter(r)
   Call: (238) [system] ')'==r
   Fail: (238) [system] ')'==r
   Call: (238) [system] get_char((0x55fbb4538270), r)
   Exit: (238) [system] get_char((0x55fbb4538270), r)
   Call: (238) [system] r=(\)
   Fail: (238) [system] r=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), _514066)
   Call: (239) [system] peek_char((0x55fbb4538270), _515000)
   Exit: (239) [system] peek_char((0x55fbb4538270), o)
^  Call: (239) [user] is_delimiter(o)
   Call: (240) [system] char_type(o, space)
   Fail: (240) [system] char_type(o, space)
   Call: (240) [system] arg(_519720, v('(', ')', end_of_file), o)
   Fail: (240) [system] arg(_520652, v('(', ')', end_of_file), o)
^  Fail: (239) [user] is_delimiter(o)
   Call: (239) [system] ')'==o
   Fail: (239) [system] ')'==o
   Call: (239) [system] get_char((0x55fbb4538270), o)
   Exit: (239) [system] get_char((0x55fbb4538270), o)
   Call: (239) [system] o=(\)
   Fail: (239) [system] o=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55fbb4538270), _528002)
   Call: (240) [system] peek_char((0x55fbb4538270), _528936)
   Exit: (240) [system] peek_char((0x55fbb4538270), d)
^  Call: (240) [user] is_delimiter(d)
   Call: (241) [system] char_type(d, space)
   Fail: (241) [system] char_type(d, space)
   Call: (241) [system] arg(_533656, v('(', ')', end_of_file), d)
   Fail: (241) [system] arg(_534588, v('(', ')', end_of_file), d)
^  Fail: (240) [user] is_delimiter(d)
   Call: (240) [system] ')'==d
   Fail: (240) [system] ')'==d
   Call: (240) [system] get_char((0x55fbb4538270), d)
   Exit: (240) [system] get_char((0x55fbb4538270), d)
   Call: (240) [system] d=(\)
   Fail: (240) [system] d=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55fbb4538270), _541938)
   Call: (241) [system] peek_char((0x55fbb4538270), _542872)
   Exit: (241) [system] peek_char((0x55fbb4538270), u)
^  Call: (241) [user] is_delimiter(u)
   Call: (242) [system] char_type(u, space)
   Fail: (242) [system] char_type(u, space)
   Call: (242) [system] arg(_547592, v('(', ')', end_of_file), u)
   Fail: (242) [system] arg(_548524, v('(', ')', end_of_file), u)
^  Fail: (241) [user] is_delimiter(u)
   Call: (241) [system] ')'==u
   Fail: (241) [system] ')'==u
   Call: (241) [system] get_char((0x55fbb4538270), u)
   Exit: (241) [system] get_char((0x55fbb4538270), u)
   Call: (241) [system] u=(\)
   Fail: (241) [system] u=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55fbb4538270), _555874)
   Call: (242) [system] peek_char((0x55fbb4538270), _556808)
   Exit: (242) [system] peek_char((0x55fbb4538270), c)
^  Call: (242) [user] is_delimiter(c)
   Call: (243) [system] char_type(c, space)
   Fail: (243) [system] char_type(c, space)
   Call: (243) [system] arg(_561528, v('(', ')', end_of_file), c)
   Fail: (243) [system] arg(_562460, v('(', ')', end_of_file), c)
^  Fail: (242) [user] is_delimiter(c)
   Call: (242) [system] ')'==c
   Fail: (242) [system] ')'==c
   Call: (242) [system] get_char((0x55fbb4538270), c)
   Exit: (242) [system] get_char((0x55fbb4538270), c)
   Call: (242) [system] c=(\)
   Fail: (242) [system] c=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55fbb4538270), _569810)
   Call: (243) [system] peek_char((0x55fbb4538270), _570744)
   Exit: (243) [system] peek_char((0x55fbb4538270), t)
^  Call: (243) [user] is_delimiter(t)
   Call: (244) [system] char_type(t, space)
   Fail: (244) [system] char_type(t, space)
   Call: (244) [system] arg(_575464, v('(', ')', end_of_file), t)
   Fail: (244) [system] arg(_576396, v('(', ')', end_of_file), t)
^  Fail: (243) [user] is_delimiter(t)
   Call: (243) [system] ')'==t
   Fail: (243) [system] ')'==t
   Call: (243) [system] get_char((0x55fbb4538270), t)
   Exit: (243) [system] get_char((0x55fbb4538270), t)
   Call: (243) [system] t=(\)
   Fail: (243) [system] t=(\)
^  Call: (243) [user] read_symbolic_cont(')', (0x55fbb4538270), _583746)
   Call: (244) [system] peek_char((0x55fbb4538270), _584680)
   Exit: (244) [system] peek_char((0x55fbb4538270), i)
^  Call: (244) [user] is_delimiter(i)
   Call: (245) [system] char_type(i, space)
   Fail: (245) [system] char_type(i, space)
   Call: (245) [system] arg(_589400, v('(', ')', end_of_file), i)
   Fail: (245) [system] arg(_590332, v('(', ')', end_of_file), i)
^  Fail: (244) [user] is_delimiter(i)
   Call: (244) [system] ')'==i
   Fail: (244) [system] ')'==i
   Call: (244) [system] get_char((0x55fbb4538270), i)
   Exit: (244) [system] get_char((0x55fbb4538270), i)
   Call: (244) [system] i=(\)
   Fail: (244) [system] i=(\)
^  Call: (244) [user] read_symbolic_cont(')', (0x55fbb4538270), _597682)
   Call: (245) [system] peek_char((0x55fbb4538270), _598616)
   Exit: (245) [system] peek_char((0x55fbb4538270), o)
^  Call: (245) [user] is_delimiter(o)
   Call: (246) [system] char_type(o, space)
   Fail: (246) [system] char_type(o, space)
   Call: (246) [system] arg(_603336, v('(', ')', end_of_file), o)
   Fail: (246) [system] arg(_604268, v('(', ')', end_of_file), o)
^  Fail: (245) [user] is_delimiter(o)
   Call: (245) [system] ')'==o
   Fail: (245) [system] ')'==o
   Call: (245) [system] get_char((0x55fbb4538270), o)
   Exit: (245) [system] get_char((0x55fbb4538270), o)
   Call: (245) [system] o=(\)
   Fail: (245) [system] o=(\)
^  Call: (245) [user] read_symbolic_cont(')', (0x55fbb4538270), _611618)
   Call: (246) [system] peek_char((0x55fbb4538270), _612552)
   Exit: (246) [system] peek_char((0x55fbb4538270), n)
^  Call: (246) [user] is_delimiter(n)
   Call: (247) [system] char_type(n, space)
   Fail: (247) [system] char_type(n, space)
   Call: (247) [system] arg(_617272, v('(', ')', end_of_file), n)
   Fail: (247) [system] arg(_618204, v('(', ')', end_of_file), n)
^  Fail: (246) [user] is_delimiter(n)
   Call: (246) [system] ')'==n
   Fail: (246) [system] ')'==n
   Call: (246) [system] get_char((0x55fbb4538270), n)
   Exit: (246) [system] get_char((0x55fbb4538270), n)
   Call: (246) [system] n=(\)
   Fail: (246) [system] n=(\)
^  Call: (246) [user] read_symbolic_cont(')', (0x55fbb4538270), _625554)
   Call: (247) [system] peek_char((0x55fbb4538270), _626488)
   Exit: (247) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (247) [user] is_delimiter(' ')
   Call: (248) [system] char_type(' ', space)
   Exit: (248) [system] char_type(' ', space)
^  Exit: (247) [user] is_delimiter(' ')
   Call: (247) [system] _625554=[]
   Exit: (247) [system] []=[]
^  Exit: (246) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (246) [system] _611618=[n]
   Exit: (246) [system] [n]=[n]
^  Exit: (245) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (245) [system] _597682=[o, n]
   Exit: (245) [system] [o, n]=[o, n]
^  Exit: (244) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (244) [system] _583746=[i, o, n]
   Exit: (244) [system] [i, o, n]=[i, o, n]
^  Exit: (243) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (243) [system] _569810=[t, i, o, n]
   Exit: (243) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (242) [system] _555874=[c, t, i, o, n]
   Exit: (242) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (241) [system] _541938=[u, c, t, i, o, n]
   Exit: (241) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (240) [system] _528002=[d, u, c, t, i, o, n]
   Exit: (240) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (239) [system] _514066=[o, d, u, c, t, i, o, n]
   Exit: (239) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (238) [system] _500130=[r, o, d, u, c, t, i, o, n]
   Exit: (238) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (237) [system] _486194=[t, r, o, d, u, c, t, i, o, n]
   Exit: (237) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (236) [system] _472258=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (236) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (235) [system] _458322=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (235) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (234) [system] _444386=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (234) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (233) [system] _430450=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (233) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (232) [system] _416514=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (231) [system] _402578=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _388642=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _374706=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _360770=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _346834=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _332898=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _318962=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (224) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _283452)
^  Call: (225) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _697240)
^  Call: (227) [system] setup_call_cleanup('$notrace'(_698192, _698194), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _697240), _698174, fail)), '$restore_trace'(_698192, _698194))
^  Call: (228) [system] sig_atomic(system:'$notrace'(_698192, _698194))
^  Exit: (227) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _697240), _698174, fail)), system:'$restore_trace'(3, -1))
   Call: (226) [system] atomic(_697240)
   Fail: (226) [system] atomic(_697240)
   Call: (226) [system] atom_chars(_697240, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (226) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (225) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
   Call: (225) [system] integer('DisjunctionIntroduction')
   Fail: (225) [system] integer('DisjunctionIntroduction')
   Call: (225) [system] _283452='DisjunctionIntroduction'
   Exit: (225) [system] 'DisjunctionIntroduction'='DisjunctionIntroduction'
^  Exit: (224) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (223) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'DisjunctionIntroduction')
^  Exit: (222) [user] cont_sexpr(')', (0x55fbb4538270), 'DisjunctionIntroduction')
^  Call: (222) [user] read_list(')', (0x55fbb4538270), _712190)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _714048)
   Exit: (224) [system] peek_char((0x55fbb4538270), ' ')
   Call: (224) [system] ' '=(;)
   Fail: (224) [system] ' '=(;)
   Call: (224) [system] ' '=(/)
   Fail: (224) [system] ' '=(/)
^  Call: (224) [user] is_like_space(' ')
   Call: (225) [system] char_type(' ', 'white')
   Exit: (225) [system] char_type(' ', 'white')
^  Exit: (224) [user] is_like_space(' ')
   Call: (224) [system] get_char((0x55fbb4538270), _723642)
   Exit: (224) [system] get_char((0x55fbb4538270), ' ')
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _726346)
   Exit: (225) [system] peek_char((0x55fbb4538270), a)
   Call: (225) [system] a=(;)
   Fail: (225) [system] a=(;)
   Call: (225) [system] a=(/)
   Fail: (225) [system] a=(/)
^  Call: (225) [user] is_like_space(a)
   Call: (226) [system] char_type(a, 'white')
   Fail: (226) [system] char_type(a, 'white')
   Call: (226) [system] char_type(a, end_of_line)
   Fail: (226) [system] char_type(a, end_of_line)
   Call: (226) [system] char_type(a, space)
   Fail: (226) [system] char_type(a, space)
   Call: (226) [system] char_type(a, cntrl)
   Fail: (226) [system] char_type(a, cntrl)
^  Fail: (225) [user] is_like_space(a)
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _743280)
   Exit: (223) [system] peek_char((0x55fbb4538270), a)
   Call: (223) [system] a=')'
   Fail: (223) [system] a=')'
   Call: (223) [system] a=end_of_file
   Fail: (223) [system] a=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55fbb4538270), _748850)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _750708)
   Exit: (225) [system] peek_char((0x55fbb4538270), a)
   Call: (225) [system] a=(;)
   Fail: (225) [system] a=(;)
   Call: (225) [system] a=(/)
   Fail: (225) [system] a=(/)
^  Call: (225) [user] is_like_space(a)
   Call: (226) [system] char_type(a, 'white')
   Fail: (226) [system] char_type(a, 'white')
   Call: (226) [system] char_type(a, end_of_line)
   Fail: (226) [system] char_type(a, end_of_line)
   Call: (226) [system] char_type(a, space)
   Fail: (226) [system] char_type(a, space)
   Call: (226) [system] char_type(a, cntrl)
   Fail: (226) [system] char_type(a, cntrl)
^  Fail: (225) [user] is_like_space(a)
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] get_char((0x55fbb4538270), _766718)
   Exit: (224) [system] get_char((0x55fbb4538270), a)
   Call: (224) [system] a='('
   Fail: (224) [system] a='('
   Call: (224) [system] a='['
   Fail: (224) [system] a='['
   Call: (224) [system] a='{'
   Fail: (224) [system] a='{'
   Call: (224) [system] a='"'
   Fail: (224) [system] a='"'
   Call: (224) [system] a=!
   Fail: (224) [system] a=!
   Call: (224) [system] a='\''
   Fail: (224) [system] a='\''
   Call: (224) [system] a='`'
   Fail: (224) [system] a='`'
   Call: (224) [system] a=end_of_file
   Fail: (224) [system] a=end_of_file
^  Call: (224) [user] read_symbolic(')', (0x55fbb4538270), a, _748850)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _784360)
   Call: (226) [system] peek_char((0x55fbb4538270), _785294)
   Exit: (226) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (226) [user] is_delimiter(' ')
   Call: (227) [system] char_type(' ', space)
   Exit: (227) [system] char_type(' ', space)
^  Exit: (226) [user] is_delimiter(' ')
   Call: (226) [system] _784360=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (225) [user] classify_and_convert_charseq([a], _748850)
^  Call: (226) [user] classify_and_convert_charseq_([a], _794578)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_795530, _795532), once(user:catch(read_from_chars([a], _794578), _795512, fail)), '$restore_trace'(_795530, _795532))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_795530, _795532))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _795512, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(a)
   Exit: (227) [system] atomic(a)
^  Exit: (226) [user] classify_and_convert_charseq_([a], a)
   Call: (226) [system] integer(a)
   Fail: (226) [system] integer(a)
   Call: (226) [system] _748850=a
   Exit: (226) [system] a=a
^  Exit: (225) [user] classify_and_convert_charseq([a], a)
^  Exit: (224) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (223) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (223) [user] read_list(')', (0x55fbb4538270), _807658)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _809516)
   Exit: (225) [system] peek_char((0x55fbb4538270), ' ')
   Call: (225) [system] ' '=(;)
   Fail: (225) [system] ' '=(;)
   Call: (225) [system] ' '=(/)
   Fail: (225) [system] ' '=(/)
^  Call: (225) [user] is_like_space(' ')
   Call: (226) [system] char_type(' ', 'white')
   Exit: (226) [system] char_type(' ', 'white')
^  Exit: (225) [user] is_like_space(' ')
   Call: (225) [system] get_char((0x55fbb4538270), _819110)
   Exit: (225) [system] get_char((0x55fbb4538270), ' ')
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _821814)
   Exit: (226) [system] peek_char((0x55fbb4538270), a)
   Call: (226) [system] a=(;)
   Fail: (226) [system] a=(;)
   Call: (226) [system] a=(/)
   Fail: (226) [system] a=(/)
^  Call: (226) [user] is_like_space(a)
   Call: (227) [system] char_type(a, 'white')
   Fail: (227) [system] char_type(a, 'white')
   Call: (227) [system] char_type(a, end_of_line)
   Fail: (227) [system] char_type(a, end_of_line)
   Call: (227) [system] char_type(a, space)
   Fail: (227) [system] char_type(a, space)
   Call: (227) [system] char_type(a, cntrl)
   Fail: (227) [system] char_type(a, cntrl)
^  Fail: (226) [user] is_like_space(a)
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _838748)
   Exit: (224) [system] peek_char((0x55fbb4538270), a)
   Call: (224) [system] a=')'
   Fail: (224) [system] a=')'
   Call: (224) [system] a=end_of_file
   Fail: (224) [system] a=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55fbb4538270), _844318)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _846176)
   Exit: (226) [system] peek_char((0x55fbb4538270), a)
   Call: (226) [system] a=(;)
   Fail: (226) [system] a=(;)
   Call: (226) [system] a=(/)
   Fail: (226) [system] a=(/)
^  Call: (226) [user] is_like_space(a)
   Call: (227) [system] char_type(a, 'white')
   Fail: (227) [system] char_type(a, 'white')
   Call: (227) [system] char_type(a, end_of_line)
   Fail: (227) [system] char_type(a, end_of_line)
   Call: (227) [system] char_type(a, space)
   Fail: (227) [system] char_type(a, space)
   Call: (227) [system] char_type(a, cntrl)
   Fail: (227) [system] char_type(a, cntrl)
^  Fail: (226) [user] is_like_space(a)
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] get_char((0x55fbb4538270), _862186)
   Exit: (225) [system] get_char((0x55fbb4538270), a)
   Call: (225) [system] a='('
   Fail: (225) [system] a='('
   Call: (225) [system] a='['
   Fail: (225) [system] a='['
   Call: (225) [system] a='{'
   Fail: (225) [system] a='{'
   Call: (225) [system] a='"'
   Fail: (225) [system] a='"'
   Call: (225) [system] a=!
   Fail: (225) [system] a=!
   Call: (225) [system] a='\''
   Fail: (225) [system] a='\''
   Call: (225) [system] a='`'
   Fail: (225) [system] a='`'
   Call: (225) [system] a=end_of_file
   Fail: (225) [system] a=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55fbb4538270), a, _844318)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _879828)
   Call: (227) [system] peek_char((0x55fbb4538270), _880762)
   Exit: (227) [system] peek_char((0x55fbb4538270), b)
^  Call: (227) [user] is_delimiter(b)
   Call: (228) [system] char_type(b, space)
   Fail: (228) [system] char_type(b, space)
   Call: (228) [system] arg(_885482, v('(', ')', end_of_file), b)
   Fail: (228) [system] arg(_886414, v('(', ')', end_of_file), b)
^  Fail: (227) [user] is_delimiter(b)
   Call: (227) [system] ')'==b
   Fail: (227) [system] ')'==b
   Call: (227) [system] get_char((0x55fbb4538270), b)
   Exit: (227) [system] get_char((0x55fbb4538270), b)
   Call: (227) [system] b=(\)
   Fail: (227) [system] b=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _893764)
   Call: (228) [system] peek_char((0x55fbb4538270), _894698)
   Exit: (228) [system] peek_char((0x55fbb4538270), c)
^  Call: (228) [user] is_delimiter(c)
   Call: (229) [system] char_type(c, space)
   Fail: (229) [system] char_type(c, space)
   Call: (229) [system] arg(_899418, v('(', ')', end_of_file), c)
   Fail: (229) [system] arg(_900350, v('(', ')', end_of_file), c)
^  Fail: (228) [user] is_delimiter(c)
   Call: (228) [system] ')'==c
   Fail: (228) [system] ')'==c
   Call: (228) [system] get_char((0x55fbb4538270), c)
   Exit: (228) [system] get_char((0x55fbb4538270), c)
   Call: (228) [system] c=(\)
   Fail: (228) [system] c=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _907700)
   Call: (229) [system] peek_char((0x55fbb4538270), _908634)
   Exit: (229) [system] peek_char((0x55fbb4538270), ')')
^  Call: (229) [user] is_delimiter(')')
   Call: (230) [system] char_type(')', space)
   Fail: (230) [system] char_type(')', space)
   Call: (230) [system] arg(_913354, v('(', ')', end_of_file), ')')
   Exit: (230) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (229) [user] is_delimiter(')')
   Call: (229) [system] _907700=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (228) [system] _893764=[c]
   Exit: (228) [system] [c]=[c]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [c])
   Call: (227) [system] _879828=[b, c]
   Exit: (227) [system] [b, c]=[b, c]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [b, c])
^  Call: (226) [user] classify_and_convert_charseq([a, b, c], _844318)
^  Call: (227) [user] classify_and_convert_charseq_([a, b, c], _925378)
^  Call: (229) [system] setup_call_cleanup('$notrace'(_926330, _926332), once(user:catch(read_from_chars([a, b, c], _925378), _926312, fail)), '$restore_trace'(_926330, _926332))
^  Call: (230) [system] sig_atomic(system:'$notrace'(_926330, _926332))
^  Exit: (229) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _926312, fail)), system:'$restore_trace'(3, -1))
   Call: (228) [system] atomic(abc)
   Exit: (228) [system] atomic(abc)
^  Exit: (227) [user] classify_and_convert_charseq_([a, b, c], abc)
   Call: (227) [system] integer(abc)
   Fail: (227) [system] integer(abc)
   Call: (227) [system] _844318=abc
   Exit: (227) [system] abc=abc
^  Exit: (226) [user] classify_and_convert_charseq([a, b, c], abc)
^  Exit: (225) [user] read_symbolic(')', (0x55fbb4538270), a, abc)
^  Exit: (224) [user] cont_sexpr(')', (0x55fbb4538270), abc)
^  Call: (224) [user] read_list(')', (0x55fbb4538270), _938458)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _940316)
   Exit: (226) [system] peek_char((0x55fbb4538270), ')')
   Call: (226) [system] ')'=(;)
   Fail: (226) [system] ')'=(;)
   Call: (226) [system] ')'=(/)
   Fail: (226) [system] ')'=(/)
^  Call: (226) [user] is_like_space(')')
   Call: (227) [system] char_type(')', 'white')
   Fail: (227) [system] char_type(')', 'white')
   Call: (227) [system] char_type(')', end_of_line)
   Fail: (227) [system] char_type(')', end_of_line)
   Call: (227) [system] char_type(')', space)
   Fail: (227) [system] char_type(')', space)
   Call: (227) [system] char_type(')', cntrl)
   Fail: (227) [system] char_type(')', cntrl)
^  Fail: (226) [user] is_like_space(')')
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _956326)
   Exit: (225) [system] peek_char((0x55fbb4538270), ')')
   Call: (225) [system] ')'=')'
   Exit: (225) [system] ')'=')'
   Call: (225) [system] get_char((0x55fbb4538270), _960116)
   Exit: (225) [system] get_char((0x55fbb4538270), ')')
   Call: (225) [system] _938458=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_list(')', (0x55fbb4538270), [])
   Call: (224) [system] _807658=[abc]
   Exit: (224) [system] [abc]=[abc]
^  Exit: (223) [user] read_list(')', (0x55fbb4538270), [abc])
   Call: (223) [system] _712190=[a, abc]
   Exit: (223) [system] [a, abc]=[a, abc]
^  Exit: (222) [user] read_list(')', (0x55fbb4538270), [a, abc])
   Call: (222) [system] _238434=['DisjunctionIntroduction', a, abc]
   Exit: (222) [system] ['DisjunctionIntroduction', a, abc]=['DisjunctionIntroduction', a, abc]
^  Exit: (221) [user] read_list(')', (0x55fbb4538270), ['DisjunctionIntroduction', a, abc])
^  Exit: (220) [user] cont_sexpr(')', (0x55fbb4538270), ['DisjunctionIntroduction', a, abc])
^  Call: (220) [user] read_list(')', (0x55fbb4538270), _973998)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _975856)
   Exit: (222) [system] peek_char((0x55fbb4538270), ' ')
   Call: (222) [system] ' '=(;)
   Fail: (222) [system] ' '=(;)
   Call: (222) [system] ' '=(/)
   Fail: (222) [system] ' '=(/)
^  Call: (222) [user] is_like_space(' ')
   Call: (223) [system] char_type(' ', 'white')
   Exit: (223) [system] char_type(' ', 'white')
^  Exit: (222) [user] is_like_space(' ')
   Call: (222) [system] get_char((0x55fbb4538270), _985450)
   Exit: (222) [system] get_char((0x55fbb4538270), ' ')
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _988154)
   Exit: (223) [system] peek_char((0x55fbb4538270), '(')
   Call: (223) [system] '('=(;)
   Fail: (223) [system] '('=(;)
   Call: (223) [system] '('=(/)
   Fail: (223) [system] '('=(/)
^  Call: (223) [user] is_like_space('(')
   Call: (224) [system] char_type('(', 'white')
   Fail: (224) [system] char_type('(', 'white')
   Call: (224) [system] char_type('(', end_of_line)
   Fail: (224) [system] char_type('(', end_of_line)
   Call: (224) [system] char_type('(', space)
   Fail: (224) [system] char_type('(', space)
   Call: (224) [system] char_type('(', cntrl)
   Fail: (224) [system] char_type('(', cntrl)
^  Fail: (223) [user] is_like_space('(')
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _1005088)
   Exit: (221) [system] peek_char((0x55fbb4538270), '(')
   Call: (221) [system] '('=')'
   Fail: (221) [system] '('=')'
   Call: (221) [system] '('=end_of_file
   Fail: (221) [system] '('=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55fbb4538270), _1010658)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _1012516)
   Exit: (223) [system] peek_char((0x55fbb4538270), '(')
   Call: (223) [system] '('=(;)
   Fail: (223) [system] '('=(;)
   Call: (223) [system] '('=(/)
   Fail: (223) [system] '('=(/)
^  Call: (223) [user] is_like_space('(')
   Call: (224) [system] char_type('(', 'white')
   Fail: (224) [system] char_type('(', 'white')
   Call: (224) [system] char_type('(', end_of_line)
   Fail: (224) [system] char_type('(', end_of_line)
   Call: (224) [system] char_type('(', space)
   Fail: (224) [system] char_type('(', space)
   Call: (224) [system] char_type('(', cntrl)
   Fail: (224) [system] char_type('(', cntrl)
^  Fail: (223) [user] is_like_space('(')
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] get_char((0x55fbb4538270), _1028526)
   Exit: (222) [system] get_char((0x55fbb4538270), '(')
   Call: (222) [system] '('='('
   Exit: (222) [system] '('='('
^  Call: (222) [user] read_list(')', (0x55fbb4538270), _1010658)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1034096)
   Exit: (224) [system] peek_char((0x55fbb4538270), 'O')
   Call: (224) [system] 'O'=(;)
   Fail: (224) [system] 'O'=(;)
   Call: (224) [system] 'O'=(/)
   Fail: (224) [system] 'O'=(/)
^  Call: (224) [user] is_like_space('O')
   Call: (225) [system] char_type('O', 'white')
   Fail: (225) [system] char_type('O', 'white')
   Call: (225) [system] char_type('O', end_of_line)
   Fail: (225) [system] char_type('O', end_of_line)
   Call: (225) [system] char_type('O', space)
   Fail: (225) [system] char_type('O', space)
   Call: (225) [system] char_type('O', cntrl)
   Fail: (225) [system] char_type('O', cntrl)
^  Fail: (224) [user] is_like_space('O')
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _1050106)
   Exit: (223) [system] peek_char((0x55fbb4538270), 'O')
   Call: (223) [system] 'O'=')'
   Fail: (223) [system] 'O'=')'
   Call: (223) [system] 'O'=end_of_file
   Fail: (223) [system] 'O'=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55fbb4538270), _1055676)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1057534)
   Exit: (225) [system] peek_char((0x55fbb4538270), 'O')
   Call: (225) [system] 'O'=(;)
   Fail: (225) [system] 'O'=(;)
   Call: (225) [system] 'O'=(/)
   Fail: (225) [system] 'O'=(/)
^  Call: (225) [user] is_like_space('O')
   Call: (226) [system] char_type('O', 'white')
   Fail: (226) [system] char_type('O', 'white')
   Call: (226) [system] char_type('O', end_of_line)
   Fail: (226) [system] char_type('O', end_of_line)
   Call: (226) [system] char_type('O', space)
   Fail: (226) [system] char_type('O', space)
   Call: (226) [system] char_type('O', cntrl)
   Fail: (226) [system] char_type('O', cntrl)
^  Fail: (225) [user] is_like_space('O')
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] get_char((0x55fbb4538270), _1073544)
   Exit: (224) [system] get_char((0x55fbb4538270), 'O')
   Call: (224) [system] 'O'='('
   Fail: (224) [system] 'O'='('
   Call: (224) [system] 'O'='['
   Fail: (224) [system] 'O'='['
   Call: (224) [system] 'O'='{'
   Fail: (224) [system] 'O'='{'
   Call: (224) [system] 'O'='"'
   Fail: (224) [system] 'O'='"'
   Call: (224) [system] 'O'=!
   Fail: (224) [system] 'O'=!
   Call: (224) [system] 'O'='\''
   Fail: (224) [system] 'O'='\''
   Call: (224) [system] 'O'='`'
   Fail: (224) [system] 'O'='`'
   Call: (224) [system] 'O'=end_of_file
   Fail: (224) [system] 'O'=end_of_file
^  Call: (224) [user] read_symbolic(')', (0x55fbb4538270), 'O', _1055676)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _1091186)
   Call: (226) [system] peek_char((0x55fbb4538270), _1092120)
   Exit: (226) [system] peek_char((0x55fbb4538270), r)
^  Call: (226) [user] is_delimiter(r)
   Call: (227) [system] char_type(r, space)
   Fail: (227) [system] char_type(r, space)
   Call: (227) [system] arg(_1096840, v('(', ')', end_of_file), r)
   Fail: (227) [system] arg(_1097772, v('(', ')', end_of_file), r)
^  Fail: (226) [user] is_delimiter(r)
   Call: (226) [system] ')'==r
   Fail: (226) [system] ')'==r
   Call: (226) [system] get_char((0x55fbb4538270), r)
   Exit: (226) [system] get_char((0x55fbb4538270), r)
   Call: (226) [system] r=(\)
   Fail: (226) [system] r=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _1105122)
   Call: (227) [system] peek_char((0x55fbb4538270), _1106056)
   Exit: (227) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (227) [user] is_delimiter('L')
   Call: (228) [system] char_type('L', space)
   Fail: (228) [system] char_type('L', space)
   Call: (228) [system] arg(_1110776, v('(', ')', end_of_file), 'L')
   Fail: (228) [system] arg(_1111708, v('(', ')', end_of_file), 'L')
^  Fail: (227) [user] is_delimiter('L')
   Call: (227) [system] ')'=='L'
   Fail: (227) [system] ')'=='L'
   Call: (227) [system] get_char((0x55fbb4538270), 'L')
   Exit: (227) [system] get_char((0x55fbb4538270), 'L')
   Call: (227) [system] 'L'=(\)
   Fail: (227) [system] 'L'=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _1119058)
   Call: (228) [system] peek_char((0x55fbb4538270), _1119992)
   Exit: (228) [system] peek_char((0x55fbb4538270), i)
^  Call: (228) [user] is_delimiter(i)
   Call: (229) [system] char_type(i, space)
   Fail: (229) [system] char_type(i, space)
   Call: (229) [system] arg(_1124712, v('(', ')', end_of_file), i)
   Fail: (229) [system] arg(_1125644, v('(', ')', end_of_file), i)
^  Fail: (228) [user] is_delimiter(i)
   Call: (228) [system] ')'==i
   Fail: (228) [system] ')'==i
   Call: (228) [system] get_char((0x55fbb4538270), i)
   Exit: (228) [system] get_char((0x55fbb4538270), i)
   Call: (228) [system] i=(\)
   Fail: (228) [system] i=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _1132994)
   Call: (229) [system] peek_char((0x55fbb4538270), _1133928)
   Exit: (229) [system] peek_char((0x55fbb4538270), n)
^  Call: (229) [user] is_delimiter(n)
   Call: (230) [system] char_type(n, space)
   Fail: (230) [system] char_type(n, space)
   Call: (230) [system] arg(_1138648, v('(', ')', end_of_file), n)
   Fail: (230) [system] arg(_1139580, v('(', ')', end_of_file), n)
^  Fail: (229) [user] is_delimiter(n)
   Call: (229) [system] ')'==n
   Fail: (229) [system] ')'==n
   Call: (229) [system] get_char((0x55fbb4538270), n)
   Exit: (229) [system] get_char((0x55fbb4538270), n)
   Call: (229) [system] n=(\)
   Fail: (229) [system] n=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _1146930)
   Call: (230) [system] peek_char((0x55fbb4538270), _1147864)
   Exit: (230) [system] peek_char((0x55fbb4538270), k)
^  Call: (230) [user] is_delimiter(k)
   Call: (231) [system] char_type(k, space)
   Fail: (231) [system] char_type(k, space)
   Call: (231) [system] arg(_1152584, v('(', ')', end_of_file), k)
   Fail: (231) [system] arg(_1153516, v('(', ')', end_of_file), k)
^  Fail: (230) [user] is_delimiter(k)
   Call: (230) [system] ')'==k
   Fail: (230) [system] ')'==k
   Call: (230) [system] get_char((0x55fbb4538270), k)
   Exit: (230) [system] get_char((0x55fbb4538270), k)
   Call: (230) [system] k=(\)
   Fail: (230) [system] k=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _1160866)
   Call: (231) [system] peek_char((0x55fbb4538270), _1161800)
   Exit: (231) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (231) [user] is_delimiter(' ')
   Call: (232) [system] char_type(' ', space)
   Exit: (232) [system] char_type(' ', space)
^  Exit: (231) [user] is_delimiter(' ')
   Call: (231) [system] _1160866=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (230) [system] _1146930=[k]
   Exit: (230) [system] [k]=[k]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (229) [system] _1132994=[n, k]
   Exit: (229) [system] [n, k]=[n, k]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (228) [system] _1119058=[i, n, k]
   Exit: (228) [system] [i, n, k]=[i, n, k]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (227) [system] _1105122=['L', i, n, k]
   Exit: (227) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (226) [system] _1091186=[r, 'L', i, n, k]
   Exit: (226) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (225) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _1055676)
^  Call: (226) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _1185054)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_1186006, _1186008), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1185054), _1185988, fail)), '$restore_trace'(_1186006, _1186008))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_1186006, _1186008))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1185054), _1185988, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(_1185054)
   Fail: (227) [system] atomic(_1185054)
   Call: (227) [system] atom_chars(_1185054, ['O', r, 'L', i, n, k])
   Exit: (227) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (226) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (226) [system] integer('OrLink')
   Fail: (226) [system] integer('OrLink')
   Call: (226) [system] _1055676='OrLink'
   Exit: (226) [system] 'OrLink'='OrLink'
^  Exit: (225) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (224) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (223) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (223) [user] read_list(')', (0x55fbb4538270), _1200004)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1201862)
   Exit: (225) [system] peek_char((0x55fbb4538270), ' ')
   Call: (225) [system] ' '=(;)
   Fail: (225) [system] ' '=(;)
   Call: (225) [system] ' '=(/)
   Fail: (225) [system] ' '=(/)
^  Call: (225) [user] is_like_space(' ')
   Call: (226) [system] char_type(' ', 'white')
   Exit: (226) [system] char_type(' ', 'white')
^  Exit: (225) [user] is_like_space(' ')
   Call: (225) [system] get_char((0x55fbb4538270), _1211456)
   Exit: (225) [system] get_char((0x55fbb4538270), ' ')
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1214160)
   Exit: (226) [system] peek_char((0x55fbb4538270), 'A')
   Call: (226) [system] 'A'=(;)
   Fail: (226) [system] 'A'=(;)
   Call: (226) [system] 'A'=(/)
   Fail: (226) [system] 'A'=(/)
^  Call: (226) [user] is_like_space('A')
   Call: (227) [system] char_type('A', 'white')
   Fail: (227) [system] char_type('A', 'white')
   Call: (227) [system] char_type('A', end_of_line)
   Fail: (227) [system] char_type('A', end_of_line)
   Call: (227) [system] char_type('A', space)
   Fail: (227) [system] char_type('A', space)
   Call: (227) [system] char_type('A', cntrl)
   Fail: (227) [system] char_type('A', cntrl)
^  Fail: (226) [user] is_like_space('A')
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1231094)
   Exit: (224) [system] peek_char((0x55fbb4538270), 'A')
   Call: (224) [system] 'A'=')'
   Fail: (224) [system] 'A'=')'
   Call: (224) [system] 'A'=end_of_file
   Fail: (224) [system] 'A'=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55fbb4538270), _1236664)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1238522)
   Exit: (226) [system] peek_char((0x55fbb4538270), 'A')
   Call: (226) [system] 'A'=(;)
   Fail: (226) [system] 'A'=(;)
   Call: (226) [system] 'A'=(/)
   Fail: (226) [system] 'A'=(/)
^  Call: (226) [user] is_like_space('A')
   Call: (227) [system] char_type('A', 'white')
   Fail: (227) [system] char_type('A', 'white')
   Call: (227) [system] char_type('A', end_of_line)
   Fail: (227) [system] char_type('A', end_of_line)
   Call: (227) [system] char_type('A', space)
   Fail: (227) [system] char_type('A', space)
   Call: (227) [system] char_type('A', cntrl)
   Fail: (227) [system] char_type('A', cntrl)
^  Fail: (226) [user] is_like_space('A')
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] get_char((0x55fbb4538270), _1254532)
   Exit: (225) [system] get_char((0x55fbb4538270), 'A')
   Call: (225) [system] 'A'='('
   Fail: (225) [system] 'A'='('
   Call: (225) [system] 'A'='['
   Fail: (225) [system] 'A'='['
   Call: (225) [system] 'A'='{'
   Fail: (225) [system] 'A'='{'
   Call: (225) [system] 'A'='"'
   Fail: (225) [system] 'A'='"'
   Call: (225) [system] 'A'=!
   Fail: (225) [system] 'A'=!
   Call: (225) [system] 'A'='\''
   Fail: (225) [system] 'A'='\''
   Call: (225) [system] 'A'='`'
   Fail: (225) [system] 'A'='`'
   Call: (225) [system] 'A'=end_of_file
   Fail: (225) [system] 'A'=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1236664)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _1272174)
   Call: (227) [system] peek_char((0x55fbb4538270), _1273108)
   Exit: (227) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (227) [user] is_delimiter(' ')
   Call: (228) [system] char_type(' ', space)
   Exit: (228) [system] char_type(' ', space)
^  Exit: (227) [user] is_delimiter(' ')
   Call: (227) [system] _1272174=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (226) [user] classify_and_convert_charseq(['A'], _1236664)
^  Call: (227) [user] classify_and_convert_charseq_(['A'], _1282392)
^  Call: (229) [system] setup_call_cleanup('$notrace'(_1283344, _1283346), once(user:catch(read_from_chars(['A'], _1282392), _1283326, fail)), '$restore_trace'(_1283344, _1283346))
^  Call: (230) [system] sig_atomic(system:'$notrace'(_1283344, _1283346))
^  Exit: (229) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1282392), _1283326, fail)), system:'$restore_trace'(3, -1))
   Call: (228) [system] atomic(_1282392)
   Fail: (228) [system] atomic(_1282392)
   Call: (228) [system] atom_chars(_1282392, ['A'])
   Exit: (228) [system] atom_chars('A', ['A'])
^  Exit: (227) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (227) [system] integer('A')
   Fail: (227) [system] integer('A')
   Call: (227) [system] _1236664='A'
   Exit: (227) [system] 'A'='A'
^  Exit: (226) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (225) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (224) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (224) [user] read_list(')', (0x55fbb4538270), _1297342)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1299200)
   Exit: (226) [system] peek_char((0x55fbb4538270), ' ')
   Call: (226) [system] ' '=(;)
   Fail: (226) [system] ' '=(;)
   Call: (226) [system] ' '=(/)
   Fail: (226) [system] ' '=(/)
^  Call: (226) [user] is_like_space(' ')
   Call: (227) [system] char_type(' ', 'white')
   Exit: (227) [system] char_type(' ', 'white')
^  Exit: (226) [user] is_like_space(' ')
   Call: (226) [system] get_char((0x55fbb4538270), _1308794)
   Exit: (226) [system] get_char((0x55fbb4538270), ' ')
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1311498)
   Exit: (227) [system] peek_char((0x55fbb4538270), '(')
   Call: (227) [system] '('=(;)
   Fail: (227) [system] '('=(;)
   Call: (227) [system] '('=(/)
   Fail: (227) [system] '('=(/)
^  Call: (227) [user] is_like_space('(')
   Call: (228) [system] char_type('(', 'white')
   Fail: (228) [system] char_type('(', 'white')
   Call: (228) [system] char_type('(', end_of_line)
   Fail: (228) [system] char_type('(', end_of_line)
   Call: (228) [system] char_type('(', space)
   Fail: (228) [system] char_type('(', space)
   Call: (228) [system] char_type('(', cntrl)
   Fail: (228) [system] char_type('(', cntrl)
^  Fail: (227) [user] is_like_space('(')
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1328432)
   Exit: (225) [system] peek_char((0x55fbb4538270), '(')
   Call: (225) [system] '('=')'
   Fail: (225) [system] '('=')'
   Call: (225) [system] '('=end_of_file
   Fail: (225) [system] '('=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55fbb4538270), _1334002)
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1335860)
   Exit: (227) [system] peek_char((0x55fbb4538270), '(')
   Call: (227) [system] '('=(;)
   Fail: (227) [system] '('=(;)
   Call: (227) [system] '('=(/)
   Fail: (227) [system] '('=(/)
^  Call: (227) [user] is_like_space('(')
   Call: (228) [system] char_type('(', 'white')
   Fail: (228) [system] char_type('(', 'white')
   Call: (228) [system] char_type('(', end_of_line)
   Fail: (228) [system] char_type('(', end_of_line)
   Call: (228) [system] char_type('(', space)
   Fail: (228) [system] char_type('(', space)
   Call: (228) [system] char_type('(', cntrl)
   Fail: (228) [system] char_type('(', cntrl)
^  Fail: (227) [user] is_like_space('(')
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] get_char((0x55fbb4538270), _1351870)
   Exit: (226) [system] get_char((0x55fbb4538270), '(')
   Call: (226) [system] '('='('
   Exit: (226) [system] '('='('
^  Call: (226) [user] read_list(')', (0x55fbb4538270), _1334002)
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _1357440)
   Exit: (228) [system] peek_char((0x55fbb4538270), 'I')
   Call: (228) [system] 'I'=(;)
   Fail: (228) [system] 'I'=(;)
   Call: (228) [system] 'I'=(/)
   Fail: (228) [system] 'I'=(/)
^  Call: (228) [user] is_like_space('I')
   Call: (229) [system] char_type('I', 'white')
   Fail: (229) [system] char_type('I', 'white')
   Call: (229) [system] char_type('I', end_of_line)
   Fail: (229) [system] char_type('I', end_of_line)
   Call: (229) [system] char_type('I', space)
   Fail: (229) [system] char_type('I', space)
   Call: (229) [system] char_type('I', cntrl)
   Fail: (229) [system] char_type('I', cntrl)
^  Fail: (228) [user] is_like_space('I')
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1373450)
   Exit: (227) [system] peek_char((0x55fbb4538270), 'I')
   Call: (227) [system] 'I'=')'
   Fail: (227) [system] 'I'=')'
   Call: (227) [system] 'I'=end_of_file
   Fail: (227) [system] 'I'=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55fbb4538270), _1379020)
^  Call: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _1380878)
   Exit: (229) [system] peek_char((0x55fbb4538270), 'I')
   Call: (229) [system] 'I'=(;)
   Fail: (229) [system] 'I'=(;)
   Call: (229) [system] 'I'=(/)
   Fail: (229) [system] 'I'=(/)
^  Call: (229) [user] is_like_space('I')
   Call: (230) [system] char_type('I', 'white')
   Fail: (230) [system] char_type('I', 'white')
   Call: (230) [system] char_type('I', end_of_line)
   Fail: (230) [system] char_type('I', end_of_line)
   Call: (230) [system] char_type('I', space)
   Fail: (230) [system] char_type('I', space)
   Call: (230) [system] char_type('I', cntrl)
   Fail: (230) [system] char_type('I', cntrl)
^  Fail: (229) [user] is_like_space('I')
^  Exit: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] get_char((0x55fbb4538270), _1396888)
   Exit: (228) [system] get_char((0x55fbb4538270), 'I')
   Call: (228) [system] 'I'='('
   Fail: (228) [system] 'I'='('
   Call: (228) [system] 'I'='['
   Fail: (228) [system] 'I'='['
   Call: (228) [system] 'I'='{'
   Fail: (228) [system] 'I'='{'
   Call: (228) [system] 'I'='"'
   Fail: (228) [system] 'I'='"'
   Call: (228) [system] 'I'=!
   Fail: (228) [system] 'I'=!
   Call: (228) [system] 'I'='\''
   Fail: (228) [system] 'I'='\''
   Call: (228) [system] 'I'='`'
   Fail: (228) [system] 'I'='`'
   Call: (228) [system] 'I'=end_of_file
   Fail: (228) [system] 'I'=end_of_file
^  Call: (228) [user] read_symbolic(')', (0x55fbb4538270), 'I', _1379020)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _1414530)
   Call: (230) [system] peek_char((0x55fbb4538270), _1415464)
   Exit: (230) [system] peek_char((0x55fbb4538270), m)
^  Call: (230) [user] is_delimiter(m)
   Call: (231) [system] char_type(m, space)
   Fail: (231) [system] char_type(m, space)
   Call: (231) [system] arg(_1420184, v('(', ')', end_of_file), m)
   Fail: (231) [system] arg(_1421116, v('(', ')', end_of_file), m)
^  Fail: (230) [user] is_delimiter(m)
   Call: (230) [system] ')'==m
   Fail: (230) [system] ')'==m
   Call: (230) [system] get_char((0x55fbb4538270), m)
   Exit: (230) [system] get_char((0x55fbb4538270), m)
   Call: (230) [system] m=(\)
   Fail: (230) [system] m=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _1428466)
   Call: (231) [system] peek_char((0x55fbb4538270), _1429400)
   Exit: (231) [system] peek_char((0x55fbb4538270), p)
^  Call: (231) [user] is_delimiter(p)
   Call: (232) [system] char_type(p, space)
   Fail: (232) [system] char_type(p, space)
   Call: (232) [system] arg(_1434120, v('(', ')', end_of_file), p)
   Fail: (232) [system] arg(_1435052, v('(', ')', end_of_file), p)
^  Fail: (231) [user] is_delimiter(p)
   Call: (231) [system] ')'==p
   Fail: (231) [system] ')'==p
   Call: (231) [system] get_char((0x55fbb4538270), p)
   Exit: (231) [system] get_char((0x55fbb4538270), p)
   Call: (231) [system] p=(\)
   Fail: (231) [system] p=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _1442402)
   Call: (232) [system] peek_char((0x55fbb4538270), _1443336)
   Exit: (232) [system] peek_char((0x55fbb4538270), l)
^  Call: (232) [user] is_delimiter(l)
   Call: (233) [system] char_type(l, space)
   Fail: (233) [system] char_type(l, space)
   Call: (233) [system] arg(_1448056, v('(', ')', end_of_file), l)
   Fail: (233) [system] arg(_1448988, v('(', ')', end_of_file), l)
^  Fail: (232) [user] is_delimiter(l)
   Call: (232) [system] ')'==l
   Fail: (232) [system] ')'==l
   Call: (232) [system] get_char((0x55fbb4538270), l)
   Exit: (232) [system] get_char((0x55fbb4538270), l)
   Call: (232) [system] l=(\)
   Fail: (232) [system] l=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _1456338)
   Call: (233) [system] peek_char((0x55fbb4538270), _1457272)
   Exit: (233) [system] peek_char((0x55fbb4538270), i)
^  Call: (233) [user] is_delimiter(i)
   Call: (234) [system] char_type(i, space)
   Fail: (234) [system] char_type(i, space)
   Call: (234) [system] arg(_1461992, v('(', ')', end_of_file), i)
   Fail: (234) [system] arg(_1462924, v('(', ')', end_of_file), i)
^  Fail: (233) [user] is_delimiter(i)
   Call: (233) [system] ')'==i
   Fail: (233) [system] ')'==i
   Call: (233) [system] get_char((0x55fbb4538270), i)
   Exit: (233) [system] get_char((0x55fbb4538270), i)
   Call: (233) [system] i=(\)
   Fail: (233) [system] i=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _1470274)
   Call: (234) [system] peek_char((0x55fbb4538270), _1471208)
   Exit: (234) [system] peek_char((0x55fbb4538270), c)
^  Call: (234) [user] is_delimiter(c)
   Call: (235) [system] char_type(c, space)
   Fail: (235) [system] char_type(c, space)
   Call: (235) [system] arg(_1475928, v('(', ')', end_of_file), c)
   Fail: (235) [system] arg(_1476860, v('(', ')', end_of_file), c)
^  Fail: (234) [user] is_delimiter(c)
   Call: (234) [system] ')'==c
   Fail: (234) [system] ')'==c
   Call: (234) [system] get_char((0x55fbb4538270), c)
   Exit: (234) [system] get_char((0x55fbb4538270), c)
   Call: (234) [system] c=(\)
   Fail: (234) [system] c=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _1484210)
   Call: (235) [system] peek_char((0x55fbb4538270), _1485144)
   Exit: (235) [system] peek_char((0x55fbb4538270), a)
^  Call: (235) [user] is_delimiter(a)
   Call: (236) [system] char_type(a, space)
   Fail: (236) [system] char_type(a, space)
   Call: (236) [system] arg(_1489864, v('(', ')', end_of_file), a)
   Fail: (236) [system] arg(_1490796, v('(', ')', end_of_file), a)
^  Fail: (235) [user] is_delimiter(a)
   Call: (235) [system] ')'==a
   Fail: (235) [system] ')'==a
   Call: (235) [system] get_char((0x55fbb4538270), a)
   Exit: (235) [system] get_char((0x55fbb4538270), a)
   Call: (235) [system] a=(\)
   Fail: (235) [system] a=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), _1498146)
   Call: (236) [system] peek_char((0x55fbb4538270), _1499080)
   Exit: (236) [system] peek_char((0x55fbb4538270), t)
^  Call: (236) [user] is_delimiter(t)
   Call: (237) [system] char_type(t, space)
   Fail: (237) [system] char_type(t, space)
   Call: (237) [system] arg(_1503800, v('(', ')', end_of_file), t)
   Fail: (237) [system] arg(_1504732, v('(', ')', end_of_file), t)
^  Fail: (236) [user] is_delimiter(t)
   Call: (236) [system] ')'==t
   Fail: (236) [system] ')'==t
   Call: (236) [system] get_char((0x55fbb4538270), t)
   Exit: (236) [system] get_char((0x55fbb4538270), t)
   Call: (236) [system] t=(\)
   Fail: (236) [system] t=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), _1512082)
   Call: (237) [system] peek_char((0x55fbb4538270), _1513016)
   Exit: (237) [system] peek_char((0x55fbb4538270), i)
^  Call: (237) [user] is_delimiter(i)
   Call: (238) [system] char_type(i, space)
   Fail: (238) [system] char_type(i, space)
   Call: (238) [system] arg(_1517736, v('(', ')', end_of_file), i)
   Fail: (238) [system] arg(_1518668, v('(', ')', end_of_file), i)
^  Fail: (237) [user] is_delimiter(i)
   Call: (237) [system] ')'==i
   Fail: (237) [system] ')'==i
   Call: (237) [system] get_char((0x55fbb4538270), i)
   Exit: (237) [system] get_char((0x55fbb4538270), i)
   Call: (237) [system] i=(\)
   Fail: (237) [system] i=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), _1526018)
   Call: (238) [system] peek_char((0x55fbb4538270), _1526952)
   Exit: (238) [system] peek_char((0x55fbb4538270), o)
^  Call: (238) [user] is_delimiter(o)
   Call: (239) [system] char_type(o, space)
   Fail: (239) [system] char_type(o, space)
   Call: (239) [system] arg(_1531672, v('(', ')', end_of_file), o)
   Fail: (239) [system] arg(_1532604, v('(', ')', end_of_file), o)
^  Fail: (238) [user] is_delimiter(o)
   Call: (238) [system] ')'==o
   Fail: (238) [system] ')'==o
   Call: (238) [system] get_char((0x55fbb4538270), o)
   Exit: (238) [system] get_char((0x55fbb4538270), o)
   Call: (238) [system] o=(\)
   Fail: (238) [system] o=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), _1539954)
   Call: (239) [system] peek_char((0x55fbb4538270), _1540888)
   Exit: (239) [system] peek_char((0x55fbb4538270), n)
^  Call: (239) [user] is_delimiter(n)
   Call: (240) [system] char_type(n, space)
   Fail: (240) [system] char_type(n, space)
   Call: (240) [system] arg(_1545608, v('(', ')', end_of_file), n)
   Fail: (240) [system] arg(_1546540, v('(', ')', end_of_file), n)
^  Fail: (239) [user] is_delimiter(n)
   Call: (239) [system] ')'==n
   Fail: (239) [system] ')'==n
   Call: (239) [system] get_char((0x55fbb4538270), n)
   Exit: (239) [system] get_char((0x55fbb4538270), n)
   Call: (239) [system] n=(\)
   Fail: (239) [system] n=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55fbb4538270), _1553890)
   Call: (240) [system] peek_char((0x55fbb4538270), _1554824)
   Exit: (240) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (240) [user] is_delimiter(' ')
   Call: (241) [system] char_type(' ', space)
   Exit: (241) [system] char_type(' ', space)
^  Exit: (240) [user] is_delimiter(' ')
   Call: (240) [system] _1553890=[]
   Exit: (240) [system] []=[]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (239) [system] _1539954=[n]
   Exit: (239) [system] [n]=[n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (238) [system] _1526018=[o, n]
   Exit: (238) [system] [o, n]=[o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (237) [system] _1512082=[i, o, n]
   Exit: (237) [system] [i, o, n]=[i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (236) [system] _1498146=[t, i, o, n]
   Exit: (236) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (235) [system] _1484210=[a, t, i, o, n]
   Exit: (235) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (234) [system] _1470274=[c, a, t, i, o, n]
   Exit: (234) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (233) [system] _1456338=[i, c, a, t, i, o, n]
   Exit: (233) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (232) [system] _1442402=[l, i, c, a, t, i, o, n]
   Exit: (232) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (231) [system] _1428466=[p, l, i, c, a, t, i, o, n]
   Exit: (231) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (230) [system] _1414530=[m, p, l, i, c, a, t, i, o, n]
   Exit: (230) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (229) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _1379020)
^  Call: (230) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _1592048)
^  Call: (232) [system] setup_call_cleanup('$notrace'(_1593000, _1593002), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1592048), _1592982, fail)), '$restore_trace'(_1593000, _1593002))
^  Call: (233) [system] sig_atomic(system:'$notrace'(_1593000, _1593002))
^  Exit: (232) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1592048), _1592982, fail)), system:'$restore_trace'(3, -1))
   Call: (231) [system] atomic(_1592048)
   Fail: (231) [system] atomic(_1592048)
   Call: (231) [system] atom_chars(_1592048, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (231) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (230) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (230) [system] integer('Implication')
   Fail: (230) [system] integer('Implication')
   Call: (230) [system] _1379020='Implication'
   Exit: (230) [system] 'Implication'='Implication'
^  Exit: (229) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (228) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (227) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (227) [user] read_list(')', (0x55fbb4538270), _1606998)
^  Call: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _1608856)
   Exit: (229) [system] peek_char((0x55fbb4538270), ' ')
   Call: (229) [system] ' '=(;)
   Fail: (229) [system] ' '=(;)
   Call: (229) [system] ' '=(/)
   Fail: (229) [system] ' '=(/)
^  Call: (229) [user] is_like_space(' ')
   Call: (230) [system] char_type(' ', 'white')
   Exit: (230) [system] char_type(' ', 'white')
^  Exit: (229) [user] is_like_space(' ')
   Call: (229) [system] get_char((0x55fbb4538270), _1618450)
   Exit: (229) [system] get_char((0x55fbb4538270), ' ')
^  Call: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _1621154)
   Exit: (230) [system] peek_char((0x55fbb4538270), '(')
   Call: (230) [system] '('=(;)
   Fail: (230) [system] '('=(;)
   Call: (230) [system] '('=(/)
   Fail: (230) [system] '('=(/)
^  Call: (230) [user] is_like_space('(')
   Call: (231) [system] char_type('(', 'white')
   Fail: (231) [system] char_type('(', 'white')
   Call: (231) [system] char_type('(', end_of_line)
   Fail: (231) [system] char_type('(', end_of_line)
   Call: (231) [system] char_type('(', space)
   Fail: (231) [system] char_type('(', space)
   Call: (231) [system] char_type('(', cntrl)
   Fail: (231) [system] char_type('(', cntrl)
^  Fail: (230) [user] is_like_space('(')
^  Exit: (229) [user] skip_spaces((0x55fbb4538270))
^  Exit: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _1638088)
   Exit: (228) [system] peek_char((0x55fbb4538270), '(')
   Call: (228) [system] '('=')'
   Fail: (228) [system] '('=')'
   Call: (228) [system] '('=end_of_file
   Fail: (228) [system] '('=end_of_file
^  Call: (228) [user] cont_sexpr(')', (0x55fbb4538270), _1643658)
^  Call: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _1645516)
   Exit: (230) [system] peek_char((0x55fbb4538270), '(')
   Call: (230) [system] '('=(;)
   Fail: (230) [system] '('=(;)
   Call: (230) [system] '('=(/)
   Fail: (230) [system] '('=(/)
^  Call: (230) [user] is_like_space('(')
   Call: (231) [system] char_type('(', 'white')
   Fail: (231) [system] char_type('(', 'white')
   Call: (231) [system] char_type('(', end_of_line)
   Fail: (231) [system] char_type('(', end_of_line)
   Call: (231) [system] char_type('(', space)
   Fail: (231) [system] char_type('(', space)
   Call: (231) [system] char_type('(', cntrl)
   Fail: (231) [system] char_type('(', cntrl)
^  Fail: (230) [user] is_like_space('(')
^  Exit: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] get_char((0x55fbb4538270), _1661526)
   Exit: (229) [system] get_char((0x55fbb4538270), '(')
   Call: (229) [system] '('='('
   Exit: (229) [system] '('='('
^  Call: (229) [user] read_list(')', (0x55fbb4538270), _1643658)
^  Call: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] peek_char((0x55fbb4538270), _1667096)
   Exit: (231) [system] peek_char((0x55fbb4538270), 'A')
   Call: (231) [system] 'A'=(;)
   Fail: (231) [system] 'A'=(;)
   Call: (231) [system] 'A'=(/)
   Fail: (231) [system] 'A'=(/)
^  Call: (231) [user] is_like_space('A')
   Call: (232) [system] char_type('A', 'white')
   Fail: (232) [system] char_type('A', 'white')
   Call: (232) [system] char_type('A', end_of_line)
   Fail: (232) [system] char_type('A', end_of_line)
   Call: (232) [system] char_type('A', space)
   Fail: (232) [system] char_type('A', space)
   Call: (232) [system] char_type('A', cntrl)
   Fail: (232) [system] char_type('A', cntrl)
^  Fail: (231) [user] is_like_space('A')
^  Exit: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _1683106)
   Exit: (230) [system] peek_char((0x55fbb4538270), 'A')
   Call: (230) [system] 'A'=')'
   Fail: (230) [system] 'A'=')'
   Call: (230) [system] 'A'=end_of_file
   Fail: (230) [system] 'A'=end_of_file
^  Call: (230) [user] cont_sexpr(')', (0x55fbb4538270), _1688676)
^  Call: (231) [user] skip_spaces((0x55fbb4538270))
   Call: (232) [system] peek_char((0x55fbb4538270), _1690534)
   Exit: (232) [system] peek_char((0x55fbb4538270), 'A')
   Call: (232) [system] 'A'=(;)
   Fail: (232) [system] 'A'=(;)
   Call: (232) [system] 'A'=(/)
   Fail: (232) [system] 'A'=(/)
^  Call: (232) [user] is_like_space('A')
   Call: (233) [system] char_type('A', 'white')
   Fail: (233) [system] char_type('A', 'white')
   Call: (233) [system] char_type('A', end_of_line)
   Fail: (233) [system] char_type('A', end_of_line)
   Call: (233) [system] char_type('A', space)
   Fail: (233) [system] char_type('A', space)
   Call: (233) [system] char_type('A', cntrl)
   Fail: (233) [system] char_type('A', cntrl)
^  Fail: (232) [user] is_like_space('A')
^  Exit: (231) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] get_char((0x55fbb4538270), _1706544)
   Exit: (231) [system] get_char((0x55fbb4538270), 'A')
   Call: (231) [system] 'A'='('
   Fail: (231) [system] 'A'='('
   Call: (231) [system] 'A'='['
   Fail: (231) [system] 'A'='['
   Call: (231) [system] 'A'='{'
   Fail: (231) [system] 'A'='{'
   Call: (231) [system] 'A'='"'
   Fail: (231) [system] 'A'='"'
   Call: (231) [system] 'A'=!
   Fail: (231) [system] 'A'=!
   Call: (231) [system] 'A'='\''
   Fail: (231) [system] 'A'='\''
   Call: (231) [system] 'A'='`'
   Fail: (231) [system] 'A'='`'
   Call: (231) [system] 'A'=end_of_file
   Fail: (231) [system] 'A'=end_of_file
^  Call: (231) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1688676)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _1724186)
   Call: (233) [system] peek_char((0x55fbb4538270), _1725120)
   Exit: (233) [system] peek_char((0x55fbb4538270), n)
^  Call: (233) [user] is_delimiter(n)
   Call: (234) [system] char_type(n, space)
   Fail: (234) [system] char_type(n, space)
   Call: (234) [system] arg(_1729840, v('(', ')', end_of_file), n)
   Fail: (234) [system] arg(_1730772, v('(', ')', end_of_file), n)
^  Fail: (233) [user] is_delimiter(n)
   Call: (233) [system] ')'==n
   Fail: (233) [system] ')'==n
   Call: (233) [system] get_char((0x55fbb4538270), n)
   Exit: (233) [system] get_char((0x55fbb4538270), n)
   Call: (233) [system] n=(\)
   Fail: (233) [system] n=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _1738122)
   Call: (234) [system] peek_char((0x55fbb4538270), _1739056)
   Exit: (234) [system] peek_char((0x55fbb4538270), d)
^  Call: (234) [user] is_delimiter(d)
   Call: (235) [system] char_type(d, space)
   Fail: (235) [system] char_type(d, space)
   Call: (235) [system] arg(_1743776, v('(', ')', end_of_file), d)
   Fail: (235) [system] arg(_1744708, v('(', ')', end_of_file), d)
^  Fail: (234) [user] is_delimiter(d)
   Call: (234) [system] ')'==d
   Fail: (234) [system] ')'==d
   Call: (234) [system] get_char((0x55fbb4538270), d)
   Exit: (234) [system] get_char((0x55fbb4538270), d)
   Call: (234) [system] d=(\)
   Fail: (234) [system] d=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _1752058)
   Call: (235) [system] peek_char((0x55fbb4538270), _1752992)
   Exit: (235) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (235) [user] is_delimiter('L')
   Call: (236) [system] char_type('L', space)
   Fail: (236) [system] char_type('L', space)
   Call: (236) [system] arg(_1757712, v('(', ')', end_of_file), 'L')
   Fail: (236) [system] arg(_1758644, v('(', ')', end_of_file), 'L')
^  Fail: (235) [user] is_delimiter('L')
   Call: (235) [system] ')'=='L'
   Fail: (235) [system] ')'=='L'
   Call: (235) [system] get_char((0x55fbb4538270), 'L')
   Exit: (235) [system] get_char((0x55fbb4538270), 'L')
   Call: (235) [system] 'L'=(\)
   Fail: (235) [system] 'L'=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), _1765994)
   Call: (236) [system] peek_char((0x55fbb4538270), _1766928)
   Exit: (236) [system] peek_char((0x55fbb4538270), i)
^  Call: (236) [user] is_delimiter(i)
   Call: (237) [system] char_type(i, space)
   Fail: (237) [system] char_type(i, space)
   Call: (237) [system] arg(_1771648, v('(', ')', end_of_file), i)
   Fail: (237) [system] arg(_1772580, v('(', ')', end_of_file), i)
^  Fail: (236) [user] is_delimiter(i)
   Call: (236) [system] ')'==i
   Fail: (236) [system] ')'==i
   Call: (236) [system] get_char((0x55fbb4538270), i)
   Exit: (236) [system] get_char((0x55fbb4538270), i)
   Call: (236) [system] i=(\)
   Fail: (236) [system] i=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), _1779930)
   Call: (237) [system] peek_char((0x55fbb4538270), _1780864)
   Exit: (237) [system] peek_char((0x55fbb4538270), n)
^  Call: (237) [user] is_delimiter(n)
   Call: (238) [system] char_type(n, space)
   Fail: (238) [system] char_type(n, space)
   Call: (238) [system] arg(_1785584, v('(', ')', end_of_file), n)
   Fail: (238) [system] arg(_1786516, v('(', ')', end_of_file), n)
^  Fail: (237) [user] is_delimiter(n)
   Call: (237) [system] ')'==n
   Fail: (237) [system] ')'==n
   Call: (237) [system] get_char((0x55fbb4538270), n)
   Exit: (237) [system] get_char((0x55fbb4538270), n)
   Call: (237) [system] n=(\)
   Fail: (237) [system] n=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), _1793866)
   Call: (238) [system] peek_char((0x55fbb4538270), _1794800)
   Exit: (238) [system] peek_char((0x55fbb4538270), k)
^  Call: (238) [user] is_delimiter(k)
   Call: (239) [system] char_type(k, space)
   Fail: (239) [system] char_type(k, space)
   Call: (239) [system] arg(_1799520, v('(', ')', end_of_file), k)
   Fail: (239) [system] arg(_1800452, v('(', ')', end_of_file), k)
^  Fail: (238) [user] is_delimiter(k)
   Call: (238) [system] ')'==k
   Fail: (238) [system] ')'==k
   Call: (238) [system] get_char((0x55fbb4538270), k)
   Exit: (238) [system] get_char((0x55fbb4538270), k)
   Call: (238) [system] k=(\)
   Fail: (238) [system] k=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), _1807802)
   Call: (239) [system] peek_char((0x55fbb4538270), _1808736)
   Exit: (239) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (239) [user] is_delimiter(' ')
   Call: (240) [system] char_type(' ', space)
   Exit: (240) [system] char_type(' ', space)
^  Exit: (239) [user] is_delimiter(' ')
   Call: (239) [system] _1807802=[]
   Exit: (239) [system] []=[]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (238) [system] _1793866=[k]
   Exit: (238) [system] [k]=[k]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (237) [system] _1779930=[n, k]
   Exit: (237) [system] [n, k]=[n, k]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (236) [system] _1765994=[i, n, k]
   Exit: (236) [system] [i, n, k]=[i, n, k]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (235) [system] _1752058=['L', i, n, k]
   Exit: (235) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (234) [system] _1738122=[d, 'L', i, n, k]
   Exit: (234) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (233) [system] _1724186=[n, d, 'L', i, n, k]
   Exit: (233) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (232) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _1688676)
^  Call: (233) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _1834784)
^  Call: (235) [system] setup_call_cleanup('$notrace'(_1835736, _1835738), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1834784), _1835718, fail)), '$restore_trace'(_1835736, _1835738))
^  Call: (236) [system] sig_atomic(system:'$notrace'(_1835736, _1835738))
^  Exit: (235) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1834784), _1835718, fail)), system:'$restore_trace'(3, -1))
   Call: (234) [system] atomic(_1834784)
   Fail: (234) [system] atomic(_1834784)
   Call: (234) [system] atom_chars(_1834784, ['A', n, d, 'L', i, n, k])
   Exit: (234) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (233) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (233) [system] integer('AndLink')
   Fail: (233) [system] integer('AndLink')
   Call: (233) [system] _1688676='AndLink'
   Exit: (233) [system] 'AndLink'='AndLink'
^  Exit: (232) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (231) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (230) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (230) [user] read_list(')', (0x55fbb4538270), _1849734)
^  Call: (231) [user] skip_spaces((0x55fbb4538270))
   Call: (232) [system] peek_char((0x55fbb4538270), _1851592)
   Exit: (232) [system] peek_char((0x55fbb4538270), ' ')
   Call: (232) [system] ' '=(;)
   Fail: (232) [system] ' '=(;)
   Call: (232) [system] ' '=(/)
   Fail: (232) [system] ' '=(/)
^  Call: (232) [user] is_like_space(' ')
   Call: (233) [system] char_type(' ', 'white')
   Exit: (233) [system] char_type(' ', 'white')
^  Exit: (232) [user] is_like_space(' ')
   Call: (232) [system] get_char((0x55fbb4538270), _1861186)
   Exit: (232) [system] get_char((0x55fbb4538270), ' ')
^  Call: (232) [user] skip_spaces((0x55fbb4538270))
   Call: (233) [system] peek_char((0x55fbb4538270), _1863890)
   Exit: (233) [system] peek_char((0x55fbb4538270), 'A')
   Call: (233) [system] 'A'=(;)
   Fail: (233) [system] 'A'=(;)
   Call: (233) [system] 'A'=(/)
   Fail: (233) [system] 'A'=(/)
^  Call: (233) [user] is_like_space('A')
   Call: (234) [system] char_type('A', 'white')
   Fail: (234) [system] char_type('A', 'white')
   Call: (234) [system] char_type('A', end_of_line)
   Fail: (234) [system] char_type('A', end_of_line)
   Call: (234) [system] char_type('A', space)
   Fail: (234) [system] char_type('A', space)
   Call: (234) [system] char_type('A', cntrl)
   Fail: (234) [system] char_type('A', cntrl)
^  Fail: (233) [user] is_like_space('A')
^  Exit: (232) [user] skip_spaces((0x55fbb4538270))
^  Exit: (231) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] peek_char((0x55fbb4538270), _1880824)
   Exit: (231) [system] peek_char((0x55fbb4538270), 'A')
   Call: (231) [system] 'A'=')'
   Fail: (231) [system] 'A'=')'
   Call: (231) [system] 'A'=end_of_file
   Fail: (231) [system] 'A'=end_of_file
^  Call: (231) [user] cont_sexpr(')', (0x55fbb4538270), _1886394)
^  Call: (232) [user] skip_spaces((0x55fbb4538270))
   Call: (233) [system] peek_char((0x55fbb4538270), _1888252)
   Exit: (233) [system] peek_char((0x55fbb4538270), 'A')
   Call: (233) [system] 'A'=(;)
   Fail: (233) [system] 'A'=(;)
   Call: (233) [system] 'A'=(/)
   Fail: (233) [system] 'A'=(/)
^  Call: (233) [user] is_like_space('A')
   Call: (234) [system] char_type('A', 'white')
   Fail: (234) [system] char_type('A', 'white')
   Call: (234) [system] char_type('A', end_of_line)
   Fail: (234) [system] char_type('A', end_of_line)
   Call: (234) [system] char_type('A', space)
   Fail: (234) [system] char_type('A', space)
   Call: (234) [system] char_type('A', cntrl)
   Fail: (234) [system] char_type('A', cntrl)
^  Fail: (233) [user] is_like_space('A')
^  Exit: (232) [user] skip_spaces((0x55fbb4538270))
   Call: (232) [system] get_char((0x55fbb4538270), _1904262)
   Exit: (232) [system] get_char((0x55fbb4538270), 'A')
   Call: (232) [system] 'A'='('
   Fail: (232) [system] 'A'='('
   Call: (232) [system] 'A'='['
   Fail: (232) [system] 'A'='['
   Call: (232) [system] 'A'='{'
   Fail: (232) [system] 'A'='{'
   Call: (232) [system] 'A'='"'
   Fail: (232) [system] 'A'='"'
   Call: (232) [system] 'A'=!
   Fail: (232) [system] 'A'=!
   Call: (232) [system] 'A'='\''
   Fail: (232) [system] 'A'='\''
   Call: (232) [system] 'A'='`'
   Fail: (232) [system] 'A'='`'
   Call: (232) [system] 'A'=end_of_file
   Fail: (232) [system] 'A'=end_of_file
^  Call: (232) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1886394)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _1921904)
   Call: (234) [system] peek_char((0x55fbb4538270), _1922838)
   Exit: (234) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (234) [user] is_delimiter(' ')
   Call: (235) [system] char_type(' ', space)
   Exit: (235) [system] char_type(' ', space)
^  Exit: (234) [user] is_delimiter(' ')
   Call: (234) [system] _1921904=[]
   Exit: (234) [system] []=[]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (233) [user] classify_and_convert_charseq(['A'], _1886394)
^  Call: (234) [user] classify_and_convert_charseq_(['A'], _1932122)
^  Call: (236) [system] setup_call_cleanup('$notrace'(_1933074, _1933076), once(user:catch(read_from_chars(['A'], _1932122), _1933056, fail)), '$restore_trace'(_1933074, _1933076))
^  Call: (237) [system] sig_atomic(system:'$notrace'(_1933074, _1933076))
^  Exit: (236) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1932122), _1933056, fail)), system:'$restore_trace'(3, -1))
   Call: (235) [system] atomic(_1932122)
   Fail: (235) [system] atomic(_1932122)
   Call: (235) [system] atom_chars(_1932122, ['A'])
   Exit: (235) [system] atom_chars('A', ['A'])
^  Exit: (234) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (234) [system] integer('A')
   Fail: (234) [system] integer('A')
   Call: (234) [system] _1886394='A'
   Exit: (234) [system] 'A'='A'
^  Exit: (233) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (232) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (231) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (231) [user] read_list(')', (0x55fbb4538270), _1947072)
^  Call: (232) [user] skip_spaces((0x55fbb4538270))
   Call: (233) [system] peek_char((0x55fbb4538270), _1948930)
   Exit: (233) [system] peek_char((0x55fbb4538270), ' ')
   Call: (233) [system] ' '=(;)
   Fail: (233) [system] ' '=(;)
   Call: (233) [system] ' '=(/)
   Fail: (233) [system] ' '=(/)
^  Call: (233) [user] is_like_space(' ')
   Call: (234) [system] char_type(' ', 'white')
   Exit: (234) [system] char_type(' ', 'white')
^  Exit: (233) [user] is_like_space(' ')
   Call: (233) [system] get_char((0x55fbb4538270), _1958524)
   Exit: (233) [system] get_char((0x55fbb4538270), ' ')
^  Call: (233) [user] skip_spaces((0x55fbb4538270))
   Call: (234) [system] peek_char((0x55fbb4538270), _1961228)
   Exit: (234) [system] peek_char((0x55fbb4538270), 'B')
   Call: (234) [system] 'B'=(;)
   Fail: (234) [system] 'B'=(;)
   Call: (234) [system] 'B'=(/)
   Fail: (234) [system] 'B'=(/)
^  Call: (234) [user] is_like_space('B')
   Call: (235) [system] char_type('B', 'white')
   Fail: (235) [system] char_type('B', 'white')
   Call: (235) [system] char_type('B', end_of_line)
   Fail: (235) [system] char_type('B', end_of_line)
   Call: (235) [system] char_type('B', space)
   Fail: (235) [system] char_type('B', space)
   Call: (235) [system] char_type('B', cntrl)
   Fail: (235) [system] char_type('B', cntrl)
^  Fail: (234) [user] is_like_space('B')
^  Exit: (233) [user] skip_spaces((0x55fbb4538270))
^  Exit: (232) [user] skip_spaces((0x55fbb4538270))
   Call: (232) [system] peek_char((0x55fbb4538270), _1978162)
   Exit: (232) [system] peek_char((0x55fbb4538270), 'B')
   Call: (232) [system] 'B'=')'
   Fail: (232) [system] 'B'=')'
   Call: (232) [system] 'B'=end_of_file
   Fail: (232) [system] 'B'=end_of_file
^  Call: (232) [user] cont_sexpr(')', (0x55fbb4538270), _1983732)
^  Call: (233) [user] skip_spaces((0x55fbb4538270))
   Call: (234) [system] peek_char((0x55fbb4538270), _1985590)
   Exit: (234) [system] peek_char((0x55fbb4538270), 'B')
   Call: (234) [system] 'B'=(;)
   Fail: (234) [system] 'B'=(;)
   Call: (234) [system] 'B'=(/)
   Fail: (234) [system] 'B'=(/)
^  Call: (234) [user] is_like_space('B')
   Call: (235) [system] char_type('B', 'white')
   Fail: (235) [system] char_type('B', 'white')
   Call: (235) [system] char_type('B', end_of_line)
   Fail: (235) [system] char_type('B', end_of_line)
   Call: (235) [system] char_type('B', space)
   Fail: (235) [system] char_type('B', space)
   Call: (235) [system] char_type('B', cntrl)
   Fail: (235) [system] char_type('B', cntrl)
^  Fail: (234) [user] is_like_space('B')
^  Exit: (233) [user] skip_spaces((0x55fbb4538270))
   Call: (233) [system] get_char((0x55fbb4538270), _2001600)
   Exit: (233) [system] get_char((0x55fbb4538270), 'B')
   Call: (233) [system] 'B'='('
   Fail: (233) [system] 'B'='('
   Call: (233) [system] 'B'='['
   Fail: (233) [system] 'B'='['
   Call: (233) [system] 'B'='{'
   Fail: (233) [system] 'B'='{'
   Call: (233) [system] 'B'='"'
   Fail: (233) [system] 'B'='"'
   Call: (233) [system] 'B'=!
   Fail: (233) [system] 'B'=!
   Call: (233) [system] 'B'='\''
   Fail: (233) [system] 'B'='\''
   Call: (233) [system] 'B'='`'
   Fail: (233) [system] 'B'='`'
   Call: (233) [system] 'B'=end_of_file
   Fail: (233) [system] 'B'=end_of_file
^  Call: (233) [user] read_symbolic(')', (0x55fbb4538270), 'B', _1983732)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _2019242)
   Call: (235) [system] peek_char((0x55fbb4538270), _2020176)
   Exit: (235) [system] peek_char((0x55fbb4538270), ')')
^  Call: (235) [user] is_delimiter(')')
   Call: (236) [system] char_type(')', space)
   Fail: (236) [system] char_type(')', space)
   Call: (236) [system] arg(_2024896, v('(', ')', end_of_file), ')')
   Exit: (236) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (235) [user] is_delimiter(')')
   Call: (235) [system] _2019242=[]
   Exit: (235) [system] []=[]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (234) [user] classify_and_convert_charseq(['B'], _1983732)
^  Call: (235) [user] classify_and_convert_charseq_(['B'], _2031332)
^  Call: (237) [system] setup_call_cleanup('$notrace'(_2032284, _2032286), once(user:catch(read_from_chars(['B'], _2031332), _2032266, fail)), '$restore_trace'(_2032284, _2032286))
^  Call: (238) [system] sig_atomic(system:'$notrace'(_2032284, _2032286))
^  Exit: (237) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _2031332), _2032266, fail)), system:'$restore_trace'(3, -1))
   Call: (236) [system] atomic(_2031332)
   Fail: (236) [system] atomic(_2031332)
   Call: (236) [system] atom_chars(_2031332, ['B'])
   Exit: (236) [system] atom_chars('B', ['B'])
^  Exit: (235) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (235) [system] integer('B')
   Fail: (235) [system] integer('B')
   Call: (235) [system] _1983732='B'
   Exit: (235) [system] 'B'='B'
^  Exit: (234) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (233) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (232) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (232) [user] read_list(')', (0x55fbb4538270), _2046282)
^  Call: (233) [user] skip_spaces((0x55fbb4538270))
   Call: (234) [system] peek_char((0x55fbb4538270), _2048140)
   Exit: (234) [system] peek_char((0x55fbb4538270), ')')
   Call: (234) [system] ')'=(;)
   Fail: (234) [system] ')'=(;)
   Call: (234) [system] ')'=(/)
   Fail: (234) [system] ')'=(/)
^  Call: (234) [user] is_like_space(')')
   Call: (235) [system] char_type(')', 'white')
   Fail: (235) [system] char_type(')', 'white')
   Call: (235) [system] char_type(')', end_of_line)
   Fail: (235) [system] char_type(')', end_of_line)
   Call: (235) [system] char_type(')', space)
   Fail: (235) [system] char_type(')', space)
   Call: (235) [system] char_type(')', cntrl)
   Fail: (235) [system] char_type(')', cntrl)
^  Fail: (234) [user] is_like_space(')')
^  Exit: (233) [user] skip_spaces((0x55fbb4538270))
   Call: (233) [system] peek_char((0x55fbb4538270), _2064150)
   Exit: (233) [system] peek_char((0x55fbb4538270), ')')
   Call: (233) [system] ')'=')'
   Exit: (233) [system] ')'=')'
   Call: (233) [system] get_char((0x55fbb4538270), _2067940)
   Exit: (233) [system] get_char((0x55fbb4538270), ')')
   Call: (233) [system] _2046282=[]
   Exit: (233) [system] []=[]
^  Exit: (232) [user] read_list(')', (0x55fbb4538270), [])
   Call: (232) [system] _1947072=['B']
   Exit: (232) [system] ['B']=['B']
^  Exit: (231) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (231) [system] _1849734=['A', 'B']
   Exit: (231) [system] ['A', 'B']=['A', 'B']
^  Exit: (230) [user] read_list(')', (0x55fbb4538270), ['A', 'B'])
   Call: (230) [system] _1643658=['AndLink', 'A', 'B']
   Exit: (230) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (229) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Exit: (228) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Call: (228) [user] read_list(')', (0x55fbb4538270), _2081822)
^  Call: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _2083680)
   Exit: (230) [system] peek_char((0x55fbb4538270), ' ')
   Call: (230) [system] ' '=(;)
   Fail: (230) [system] ' '=(;)
   Call: (230) [system] ' '=(/)
   Fail: (230) [system] ' '=(/)
^  Call: (230) [user] is_like_space(' ')
   Call: (231) [system] char_type(' ', 'white')
   Exit: (231) [system] char_type(' ', 'white')
^  Exit: (230) [user] is_like_space(' ')
   Call: (230) [system] get_char((0x55fbb4538270), _2093274)
   Exit: (230) [system] get_char((0x55fbb4538270), ' ')
^  Call: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] peek_char((0x55fbb4538270), _2095978)
   Exit: (231) [system] peek_char((0x55fbb4538270), 'C')
   Call: (231) [system] 'C'=(;)
   Fail: (231) [system] 'C'=(;)
   Call: (231) [system] 'C'=(/)
   Fail: (231) [system] 'C'=(/)
^  Call: (231) [user] is_like_space('C')
   Call: (232) [system] char_type('C', 'white')
   Fail: (232) [system] char_type('C', 'white')
   Call: (232) [system] char_type('C', end_of_line)
   Fail: (232) [system] char_type('C', end_of_line)
   Call: (232) [system] char_type('C', space)
   Fail: (232) [system] char_type('C', space)
   Call: (232) [system] char_type('C', cntrl)
   Fail: (232) [system] char_type('C', cntrl)
^  Fail: (231) [user] is_like_space('C')
^  Exit: (230) [user] skip_spaces((0x55fbb4538270))
^  Exit: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _22112)
   Exit: (229) [system] peek_char((0x55fbb4538270), 'C')
   Call: (229) [system] 'C'=')'
   Fail: (229) [system] 'C'=')'
   Call: (229) [system] 'C'=end_of_file
   Fail: (229) [system] 'C'=end_of_file
^  Call: (229) [user] cont_sexpr(')', (0x55fbb4538270), _27682)
^  Call: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] peek_char((0x55fbb4538270), _29540)
   Exit: (231) [system] peek_char((0x55fbb4538270), 'C')
   Call: (231) [system] 'C'=(;)
   Fail: (231) [system] 'C'=(;)
   Call: (231) [system] 'C'=(/)
   Fail: (231) [system] 'C'=(/)
^  Call: (231) [user] is_like_space('C')
   Call: (232) [system] char_type('C', 'white')
   Fail: (232) [system] char_type('C', 'white')
   Call: (232) [system] char_type('C', end_of_line)
   Fail: (232) [system] char_type('C', end_of_line)
   Call: (232) [system] char_type('C', space)
   Fail: (232) [system] char_type('C', space)
   Call: (232) [system] char_type('C', cntrl)
   Fail: (232) [system] char_type('C', cntrl)
^  Fail: (231) [user] is_like_space('C')
^  Exit: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] get_char((0x55fbb4538270), _45550)
   Exit: (230) [system] get_char((0x55fbb4538270), 'C')
   Call: (230) [system] 'C'='('
   Fail: (230) [system] 'C'='('
   Call: (230) [system] 'C'='['
   Fail: (230) [system] 'C'='['
   Call: (230) [system] 'C'='{'
   Fail: (230) [system] 'C'='{'
   Call: (230) [system] 'C'='"'
   Fail: (230) [system] 'C'='"'
   Call: (230) [system] 'C'=!
   Fail: (230) [system] 'C'=!
   Call: (230) [system] 'C'='\''
   Fail: (230) [system] 'C'='\''
   Call: (230) [system] 'C'='`'
   Fail: (230) [system] 'C'='`'
   Call: (230) [system] 'C'=end_of_file
   Fail: (230) [system] 'C'=end_of_file
^  Call: (230) [user] read_symbolic(')', (0x55fbb4538270), 'C', _27682)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _63192)
   Call: (232) [system] peek_char((0x55fbb4538270), _64126)
   Exit: (232) [system] peek_char((0x55fbb4538270), ')')
^  Call: (232) [user] is_delimiter(')')
   Call: (233) [system] char_type(')', space)
   Fail: (233) [system] char_type(')', space)
   Call: (233) [system] arg(_68846, v('(', ')', end_of_file), ')')
   Exit: (233) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (232) [user] is_delimiter(')')
   Call: (232) [system] _63192=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (231) [user] classify_and_convert_charseq(['C'], _27682)
^  Call: (232) [user] classify_and_convert_charseq_(['C'], _75282)
^  Call: (234) [system] setup_call_cleanup('$notrace'(_76234, _76236), once(user:catch(read_from_chars(['C'], _75282), _76216, fail)), '$restore_trace'(_76234, _76236))
^  Call: (235) [system] sig_atomic(system:'$notrace'(_76234, _76236))
^  Exit: (234) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _75282), _76216, fail)), system:'$restore_trace'(3, -1))
   Call: (233) [system] atomic(_75282)
   Fail: (233) [system] atomic(_75282)
   Call: (233) [system] atom_chars(_75282, ['C'])
   Exit: (233) [system] atom_chars('C', ['C'])
^  Exit: (232) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (232) [system] integer('C')
   Fail: (232) [system] integer('C')
   Call: (232) [system] _27682='C'
   Exit: (232) [system] 'C'='C'
^  Exit: (231) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (230) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (229) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (229) [user] read_list(')', (0x55fbb4538270), _90232)
^  Call: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] peek_char((0x55fbb4538270), _92090)
   Exit: (231) [system] peek_char((0x55fbb4538270), ')')
   Call: (231) [system] ')'=(;)
   Fail: (231) [system] ')'=(;)
   Call: (231) [system] ')'=(/)
   Fail: (231) [system] ')'=(/)
^  Call: (231) [user] is_like_space(')')
   Call: (232) [system] char_type(')', 'white')
   Fail: (232) [system] char_type(')', 'white')
   Call: (232) [system] char_type(')', end_of_line)
   Fail: (232) [system] char_type(')', end_of_line)
   Call: (232) [system] char_type(')', space)
   Fail: (232) [system] char_type(')', space)
   Call: (232) [system] char_type(')', cntrl)
   Fail: (232) [system] char_type(')', cntrl)
^  Fail: (231) [user] is_like_space(')')
^  Exit: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _108100)
   Exit: (230) [system] peek_char((0x55fbb4538270), ')')
   Call: (230) [system] ')'=')'
   Exit: (230) [system] ')'=')'
   Call: (230) [system] get_char((0x55fbb4538270), _111890)
   Exit: (230) [system] get_char((0x55fbb4538270), ')')
   Call: (230) [system] _90232=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_list(')', (0x55fbb4538270), [])
   Call: (229) [system] _6154=['C']
   Exit: (229) [system] ['C']=['C']
^  Exit: (228) [user] read_list(')', (0x55fbb4538270), ['C'])
   Call: (228) [system] _6130=[['AndLink', 'A', 'B'], 'C']
   Exit: (228) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (227) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'A', 'B'], 'C'])
   Call: (227) [system] _6122=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (227) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (226) [user] read_list(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (225) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (225) [user] read_list(')', (0x55fbb4538270), _125772)
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _127630)
   Exit: (227) [system] peek_char((0x55fbb4538270), ')')
   Call: (227) [system] ')'=(;)
   Fail: (227) [system] ')'=(;)
   Call: (227) [system] ')'=(/)
   Fail: (227) [system] ')'=(/)
^  Call: (227) [user] is_like_space(')')
   Call: (228) [system] char_type(')', 'white')
   Fail: (228) [system] char_type(')', 'white')
   Call: (228) [system] char_type(')', end_of_line)
   Fail: (228) [system] char_type(')', end_of_line)
   Call: (228) [system] char_type(')', space)
   Fail: (228) [system] char_type(')', space)
   Call: (228) [system] char_type(')', cntrl)
   Fail: (228) [system] char_type(')', cntrl)
^  Fail: (227) [user] is_like_space(')')
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _143640)
   Exit: (226) [system] peek_char((0x55fbb4538270), ')')
   Call: (226) [system] ')'=')'
   Exit: (226) [system] ')'=')'
   Call: (226) [system] get_char((0x55fbb4538270), _147430)
   Exit: (226) [system] get_char((0x55fbb4538270), ')')
   Call: (226) [system] _125772=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_list(')', (0x55fbb4538270), [])
   Call: (225) [system] _6118=[['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (225) [system] [['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (224) [user] read_list(')', (0x55fbb4538270), [['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (224) [system] _6112=['A', ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (224) [system] ['A', ['Implication', ['AndLink', 'A', 'B'], 'C']]=['A', ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (223) [user] read_list(')', (0x55fbb4538270), ['A', ['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (223) [system] _6104=['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (223) [system] ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]=['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (222) [user] read_list(')', (0x55fbb4538270), ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Exit: (221) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Call: (221) [user] read_list(')', (0x55fbb4538270), _161312)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _163170)
   Exit: (223) [system] peek_char((0x55fbb4538270), ')')
   Call: (223) [system] ')'=(;)
   Fail: (223) [system] ')'=(;)
   Call: (223) [system] ')'=(/)
   Fail: (223) [system] ')'=(/)
^  Call: (223) [user] is_like_space(')')
   Call: (224) [system] char_type(')', 'white')
   Fail: (224) [system] char_type(')', 'white')
   Call: (224) [system] char_type(')', end_of_line)
   Fail: (224) [system] char_type(')', end_of_line)
   Call: (224) [system] char_type(')', space)
   Fail: (224) [system] char_type(')', space)
   Call: (224) [system] char_type(')', cntrl)
   Fail: (224) [system] char_type(')', cntrl)
^  Fail: (223) [user] is_like_space(')')
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _179180)
   Exit: (222) [system] peek_char((0x55fbb4538270), ')')
   Call: (222) [system] ')'=')'
   Exit: (222) [system] ')'=')'
   Call: (222) [system] get_char((0x55fbb4538270), _182970)
   Exit: (222) [system] get_char((0x55fbb4538270), ')')
   Call: (222) [system] _161312=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_list(')', (0x55fbb4538270), [])
   Call: (221) [system] _6100=[['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (221) [system] [['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (220) [user] read_list(')', (0x55fbb4538270), [['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (220) [system] _6076=[['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (220) [system] [['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (219) [user] read_list(')', (0x55fbb4538270), [['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (219) [system] _6068=[:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (219) [system] [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (218) [user] read_list(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Exit: (217) [user] cont_sexpr(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Call: (217) [user] read_list(')', (0x55fbb4538270), _196852)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _198710)
   Exit: (219) [system] peek_char((0x55fbb4538270), '\n')
   Call: (219) [system] '\n'=(;)
   Fail: (219) [system] '\n'=(;)
   Call: (219) [system] '\n'=(/)
   Fail: (219) [system] '\n'=(/)
^  Call: (219) [user] is_like_space('\n')
   Call: (220) [system] char_type('\n', 'white')
   Fail: (220) [system] char_type('\n', 'white')
   Call: (220) [system] char_type('\n', end_of_line)
   Exit: (220) [system] char_type('\n', end_of_line)
^  Exit: (219) [user] is_like_space('\n')
   Call: (219) [system] get_char((0x55fbb4538270), _210160)
   Exit: (219) [system] get_char((0x55fbb4538270), '\n')
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _212864)
   Exit: (220) [system] peek_char((0x55fbb4538270), '\t')
   Call: (220) [system] '\t'=(;)
   Fail: (220) [system] '\t'=(;)
   Call: (220) [system] '\t'=(/)
   Fail: (220) [system] '\t'=(/)
^  Call: (220) [user] is_like_space('\t')
   Call: (221) [system] char_type('\t', 'white')
   Exit: (221) [system] char_type('\t', 'white')
^  Exit: (220) [user] is_like_space('\t')
   Call: (220) [system] get_char((0x55fbb4538270), _222458)
   Exit: (220) [system] get_char((0x55fbb4538270), '\t')
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _225162)
   Exit: (221) [system] peek_char((0x55fbb4538270), '\t')
   Call: (221) [system] '\t'=(;)
   Fail: (221) [system] '\t'=(;)
   Call: (221) [system] '\t'=(/)
   Fail: (221) [system] '\t'=(/)
^  Call: (221) [user] is_like_space('\t')
   Call: (222) [system] char_type('\t', 'white')
   Exit: (222) [system] char_type('\t', 'white')
^  Exit: (221) [user] is_like_space('\t')
   Call: (221) [system] get_char((0x55fbb4538270), _234756)
   Exit: (221) [system] get_char((0x55fbb4538270), '\t')
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _237460)
   Exit: (222) [system] peek_char((0x55fbb4538270), ' ')
   Call: (222) [system] ' '=(;)
   Fail: (222) [system] ' '=(;)
   Call: (222) [system] ' '=(/)
   Fail: (222) [system] ' '=(/)
^  Call: (222) [user] is_like_space(' ')
   Call: (223) [system] char_type(' ', 'white')
   Exit: (223) [system] char_type(' ', 'white')
^  Exit: (222) [user] is_like_space(' ')
   Call: (222) [system] get_char((0x55fbb4538270), _247054)
   Exit: (222) [system] get_char((0x55fbb4538270), ' ')
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _249758)
   Exit: (223) [system] peek_char((0x55fbb4538270), '(')
   Call: (223) [system] '('=(;)
   Fail: (223) [system] '('=(;)
   Call: (223) [system] '('=(/)
   Fail: (223) [system] '('=(/)
^  Call: (223) [user] is_like_space('(')
   Call: (224) [system] char_type('(', 'white')
   Fail: (224) [system] char_type('(', 'white')
   Call: (224) [system] char_type('(', end_of_line)
   Fail: (224) [system] char_type('(', end_of_line)
   Call: (224) [system] char_type('(', space)
   Fail: (224) [system] char_type('(', space)
   Call: (224) [system] char_type('(', cntrl)
   Fail: (224) [system] char_type('(', cntrl)
^  Fail: (223) [user] is_like_space('(')
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _269464)
   Exit: (218) [system] peek_char((0x55fbb4538270), '(')
   Call: (218) [system] '('=')'
   Fail: (218) [system] '('=')'
   Call: (218) [system] '('=end_of_file
   Fail: (218) [system] '('=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55fbb4538270), _275034)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _276892)
   Exit: (220) [system] peek_char((0x55fbb4538270), '(')
   Call: (220) [system] '('=(;)
   Fail: (220) [system] '('=(;)
   Call: (220) [system] '('=(/)
   Fail: (220) [system] '('=(/)
^  Call: (220) [user] is_like_space('(')
   Call: (221) [system] char_type('(', 'white')
   Fail: (221) [system] char_type('(', 'white')
   Call: (221) [system] char_type('(', end_of_line)
   Fail: (221) [system] char_type('(', end_of_line)
   Call: (221) [system] char_type('(', space)
   Fail: (221) [system] char_type('(', space)
   Call: (221) [system] char_type('(', cntrl)
   Fail: (221) [system] char_type('(', cntrl)
^  Fail: (220) [user] is_like_space('(')
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] get_char((0x55fbb4538270), _292902)
   Exit: (219) [system] get_char((0x55fbb4538270), '(')
   Call: (219) [system] '('='('
   Exit: (219) [system] '('='('
^  Call: (219) [user] read_list(')', (0x55fbb4538270), _275034)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _298472)
   Exit: (221) [system] peek_char((0x55fbb4538270), :)
   Call: (221) [system] (:)=(;)
   Fail: (221) [system] (:)=(;)
   Call: (221) [system] (:)=(/)
   Fail: (221) [system] (:)=(/)
^  Call: (221) [user] is_like_space(:)
   Call: (222) [system] char_type(:, 'white')
   Fail: (222) [system] char_type(:, 'white')
   Call: (222) [system] char_type(:, end_of_line)
   Fail: (222) [system] char_type(:, end_of_line)
   Call: (222) [system] char_type(:, space)
   Fail: (222) [system] char_type(:, space)
   Call: (222) [system] char_type(:, cntrl)
   Fail: (222) [system] char_type(:, cntrl)
^  Fail: (221) [user] is_like_space(:)
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _314482)
   Exit: (220) [system] peek_char((0x55fbb4538270), :)
   Call: (220) [system] (:)=')'
   Fail: (220) [system] (:)=')'
   Call: (220) [system] (:)=end_of_file
   Fail: (220) [system] (:)=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55fbb4538270), _320052)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _321910)
   Exit: (222) [system] peek_char((0x55fbb4538270), :)
   Call: (222) [system] (:)=(;)
   Fail: (222) [system] (:)=(;)
   Call: (222) [system] (:)=(/)
   Fail: (222) [system] (:)=(/)
^  Call: (222) [user] is_like_space(:)
   Call: (223) [system] char_type(:, 'white')
   Fail: (223) [system] char_type(:, 'white')
   Call: (223) [system] char_type(:, end_of_line)
   Fail: (223) [system] char_type(:, end_of_line)
   Call: (223) [system] char_type(:, space)
   Fail: (223) [system] char_type(:, space)
   Call: (223) [system] char_type(:, cntrl)
   Fail: (223) [system] char_type(:, cntrl)
^  Fail: (222) [user] is_like_space(:)
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] get_char((0x55fbb4538270), _337920)
   Exit: (221) [system] get_char((0x55fbb4538270), :)
   Call: (221) [system] (:)='('
   Fail: (221) [system] (:)='('
   Call: (221) [system] (:)='['
   Fail: (221) [system] (:)='['
   Call: (221) [system] (:)='{'
   Fail: (221) [system] (:)='{'
   Call: (221) [system] (:)='"'
   Fail: (221) [system] (:)='"'
   Call: (221) [system] (:)=!
   Fail: (221) [system] (:)=!
   Call: (221) [system] (:)='\''
   Fail: (221) [system] (:)='\''
   Call: (221) [system] (:)='`'
   Fail: (221) [system] (:)='`'
   Call: (221) [system] (:)=end_of_file
   Fail: (221) [system] (:)=end_of_file
^  Call: (221) [user] read_symbolic(')', (0x55fbb4538270), :, _320052)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _355562)
   Call: (223) [system] peek_char((0x55fbb4538270), _356496)
   Exit: (223) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (223) [user] is_delimiter(' ')
   Call: (224) [system] char_type(' ', space)
   Exit: (224) [system] char_type(' ', space)
^  Exit: (223) [user] is_delimiter(' ')
   Call: (223) [system] _355562=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (222) [user] classify_and_convert_charseq([:], _320052)
^  Call: (223) [user] classify_and_convert_charseq_([:], _365780)
^  Call: (225) [system] setup_call_cleanup('$notrace'(_366732, _366734), once(user:catch(read_from_chars([:], _365780), _366714, fail)), '$restore_trace'(_366732, _366734))
^  Call: (226) [system] sig_atomic(system:'$notrace'(_366732, _366734))
^  Exit: (225) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _366714, fail)), system:'$restore_trace'(3, -1))
   Call: (224) [system] atomic(:)
   Exit: (224) [system] atomic(:)
^  Exit: (223) [user] classify_and_convert_charseq_([:], :)
   Call: (223) [system] integer(:)
   Fail: (223) [system] integer(:)
   Call: (223) [system] _320052=(:)
   Exit: (223) [system] (:)=(:)
^  Exit: (222) [user] classify_and_convert_charseq([:], :)
^  Exit: (221) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (220) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (220) [user] read_list(')', (0x55fbb4538270), _378860)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _380718)
   Exit: (222) [system] peek_char((0x55fbb4538270), ' ')
   Call: (222) [system] ' '=(;)
   Fail: (222) [system] ' '=(;)
   Call: (222) [system] ' '=(/)
   Fail: (222) [system] ' '=(/)
^  Call: (222) [user] is_like_space(' ')
   Call: (223) [system] char_type(' ', 'white')
   Exit: (223) [system] char_type(' ', 'white')
^  Exit: (222) [user] is_like_space(' ')
   Call: (222) [system] get_char((0x55fbb4538270), _390312)
   Exit: (222) [system] get_char((0x55fbb4538270), ' ')
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _393016)
   Exit: (223) [system] peek_char((0x55fbb4538270), '(')
   Call: (223) [system] '('=(;)
   Fail: (223) [system] '('=(;)
   Call: (223) [system] '('=(/)
   Fail: (223) [system] '('=(/)
^  Call: (223) [user] is_like_space('(')
   Call: (224) [system] char_type('(', 'white')
   Fail: (224) [system] char_type('(', 'white')
   Call: (224) [system] char_type('(', end_of_line)
   Fail: (224) [system] char_type('(', end_of_line)
   Call: (224) [system] char_type('(', space)
   Fail: (224) [system] char_type('(', space)
   Call: (224) [system] char_type('(', cntrl)
   Fail: (224) [system] char_type('(', cntrl)
^  Fail: (223) [user] is_like_space('(')
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _409950)
   Exit: (221) [system] peek_char((0x55fbb4538270), '(')
   Call: (221) [system] '('=')'
   Fail: (221) [system] '('=')'
   Call: (221) [system] '('=end_of_file
   Fail: (221) [system] '('=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55fbb4538270), _415520)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _417378)
   Exit: (223) [system] peek_char((0x55fbb4538270), '(')
   Call: (223) [system] '('=(;)
   Fail: (223) [system] '('=(;)
   Call: (223) [system] '('=(/)
   Fail: (223) [system] '('=(/)
^  Call: (223) [user] is_like_space('(')
   Call: (224) [system] char_type('(', 'white')
   Fail: (224) [system] char_type('(', 'white')
   Call: (224) [system] char_type('(', end_of_line)
   Fail: (224) [system] char_type('(', end_of_line)
   Call: (224) [system] char_type('(', space)
   Fail: (224) [system] char_type('(', space)
   Call: (224) [system] char_type('(', cntrl)
   Fail: (224) [system] char_type('(', cntrl)
^  Fail: (223) [user] is_like_space('(')
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] get_char((0x55fbb4538270), _433388)
   Exit: (222) [system] get_char((0x55fbb4538270), '(')
   Call: (222) [system] '('='('
   Exit: (222) [system] '('='('
^  Call: (222) [user] read_list(')', (0x55fbb4538270), _415520)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _438958)
   Exit: (224) [system] peek_char((0x55fbb4538270), 'D')
   Call: (224) [system] 'D'=(;)
   Fail: (224) [system] 'D'=(;)
   Call: (224) [system] 'D'=(/)
   Fail: (224) [system] 'D'=(/)
^  Call: (224) [user] is_like_space('D')
   Call: (225) [system] char_type('D', 'white')
   Fail: (225) [system] char_type('D', 'white')
   Call: (225) [system] char_type('D', end_of_line)
   Fail: (225) [system] char_type('D', end_of_line)
   Call: (225) [system] char_type('D', space)
   Fail: (225) [system] char_type('D', space)
   Call: (225) [system] char_type('D', cntrl)
   Fail: (225) [system] char_type('D', cntrl)
^  Fail: (224) [user] is_like_space('D')
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _454968)
   Exit: (223) [system] peek_char((0x55fbb4538270), 'D')
   Call: (223) [system] 'D'=')'
   Fail: (223) [system] 'D'=')'
   Call: (223) [system] 'D'=end_of_file
   Fail: (223) [system] 'D'=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55fbb4538270), _460538)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _462396)
   Exit: (225) [system] peek_char((0x55fbb4538270), 'D')
   Call: (225) [system] 'D'=(;)
   Fail: (225) [system] 'D'=(;)
   Call: (225) [system] 'D'=(/)
   Fail: (225) [system] 'D'=(/)
^  Call: (225) [user] is_like_space('D')
   Call: (226) [system] char_type('D', 'white')
   Fail: (226) [system] char_type('D', 'white')
   Call: (226) [system] char_type('D', end_of_line)
   Fail: (226) [system] char_type('D', end_of_line)
   Call: (226) [system] char_type('D', space)
   Fail: (226) [system] char_type('D', space)
   Call: (226) [system] char_type('D', cntrl)
   Fail: (226) [system] char_type('D', cntrl)
^  Fail: (225) [user] is_like_space('D')
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] get_char((0x55fbb4538270), _478406)
   Exit: (224) [system] get_char((0x55fbb4538270), 'D')
   Call: (224) [system] 'D'='('
   Fail: (224) [system] 'D'='('
   Call: (224) [system] 'D'='['
   Fail: (224) [system] 'D'='['
   Call: (224) [system] 'D'='{'
   Fail: (224) [system] 'D'='{'
   Call: (224) [system] 'D'='"'
   Fail: (224) [system] 'D'='"'
   Call: (224) [system] 'D'=!
   Fail: (224) [system] 'D'=!
   Call: (224) [system] 'D'='\''
   Fail: (224) [system] 'D'='\''
   Call: (224) [system] 'D'='`'
   Fail: (224) [system] 'D'='`'
   Call: (224) [system] 'D'=end_of_file
   Fail: (224) [system] 'D'=end_of_file
^  Call: (224) [user] read_symbolic(')', (0x55fbb4538270), 'D', _460538)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _496048)
   Call: (226) [system] peek_char((0x55fbb4538270), _496982)
   Exit: (226) [system] peek_char((0x55fbb4538270), i)
^  Call: (226) [user] is_delimiter(i)
   Call: (227) [system] char_type(i, space)
   Fail: (227) [system] char_type(i, space)
   Call: (227) [system] arg(_501702, v('(', ')', end_of_file), i)
   Fail: (227) [system] arg(_502634, v('(', ')', end_of_file), i)
^  Fail: (226) [user] is_delimiter(i)
   Call: (226) [system] ')'==i
   Fail: (226) [system] ')'==i
   Call: (226) [system] get_char((0x55fbb4538270), i)
   Exit: (226) [system] get_char((0x55fbb4538270), i)
   Call: (226) [system] i=(\)
   Fail: (226) [system] i=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _509984)
   Call: (227) [system] peek_char((0x55fbb4538270), _510918)
   Exit: (227) [system] peek_char((0x55fbb4538270), s)
^  Call: (227) [user] is_delimiter(s)
   Call: (228) [system] char_type(s, space)
   Fail: (228) [system] char_type(s, space)
   Call: (228) [system] arg(_515638, v('(', ')', end_of_file), s)
   Fail: (228) [system] arg(_516570, v('(', ')', end_of_file), s)
^  Fail: (227) [user] is_delimiter(s)
   Call: (227) [system] ')'==s
   Fail: (227) [system] ')'==s
   Call: (227) [system] get_char((0x55fbb4538270), s)
   Exit: (227) [system] get_char((0x55fbb4538270), s)
   Call: (227) [system] s=(\)
   Fail: (227) [system] s=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _523920)
   Call: (228) [system] peek_char((0x55fbb4538270), _524854)
   Exit: (228) [system] peek_char((0x55fbb4538270), j)
^  Call: (228) [user] is_delimiter(j)
   Call: (229) [system] char_type(j, space)
   Fail: (229) [system] char_type(j, space)
   Call: (229) [system] arg(_529574, v('(', ')', end_of_file), j)
   Fail: (229) [system] arg(_530506, v('(', ')', end_of_file), j)
^  Fail: (228) [user] is_delimiter(j)
   Call: (228) [system] ')'==j
   Fail: (228) [system] ')'==j
   Call: (228) [system] get_char((0x55fbb4538270), j)
   Exit: (228) [system] get_char((0x55fbb4538270), j)
   Call: (228) [system] j=(\)
   Fail: (228) [system] j=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _537856)
   Call: (229) [system] peek_char((0x55fbb4538270), _538790)
   Exit: (229) [system] peek_char((0x55fbb4538270), u)
^  Call: (229) [user] is_delimiter(u)
   Call: (230) [system] char_type(u, space)
   Fail: (230) [system] char_type(u, space)
   Call: (230) [system] arg(_543510, v('(', ')', end_of_file), u)
   Fail: (230) [system] arg(_544442, v('(', ')', end_of_file), u)
^  Fail: (229) [user] is_delimiter(u)
   Call: (229) [system] ')'==u
   Fail: (229) [system] ')'==u
   Call: (229) [system] get_char((0x55fbb4538270), u)
   Exit: (229) [system] get_char((0x55fbb4538270), u)
   Call: (229) [system] u=(\)
   Fail: (229) [system] u=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _551792)
   Call: (230) [system] peek_char((0x55fbb4538270), _552726)
   Exit: (230) [system] peek_char((0x55fbb4538270), n)
^  Call: (230) [user] is_delimiter(n)
   Call: (231) [system] char_type(n, space)
   Fail: (231) [system] char_type(n, space)
   Call: (231) [system] arg(_557446, v('(', ')', end_of_file), n)
   Fail: (231) [system] arg(_558378, v('(', ')', end_of_file), n)
^  Fail: (230) [user] is_delimiter(n)
   Call: (230) [system] ')'==n
   Fail: (230) [system] ')'==n
   Call: (230) [system] get_char((0x55fbb4538270), n)
   Exit: (230) [system] get_char((0x55fbb4538270), n)
   Call: (230) [system] n=(\)
   Fail: (230) [system] n=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _565728)
   Call: (231) [system] peek_char((0x55fbb4538270), _566662)
   Exit: (231) [system] peek_char((0x55fbb4538270), c)
^  Call: (231) [user] is_delimiter(c)
   Call: (232) [system] char_type(c, space)
   Fail: (232) [system] char_type(c, space)
   Call: (232) [system] arg(_571382, v('(', ')', end_of_file), c)
   Fail: (232) [system] arg(_572314, v('(', ')', end_of_file), c)
^  Fail: (231) [user] is_delimiter(c)
   Call: (231) [system] ')'==c
   Fail: (231) [system] ')'==c
   Call: (231) [system] get_char((0x55fbb4538270), c)
   Exit: (231) [system] get_char((0x55fbb4538270), c)
   Call: (231) [system] c=(\)
   Fail: (231) [system] c=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _579664)
   Call: (232) [system] peek_char((0x55fbb4538270), _580598)
   Exit: (232) [system] peek_char((0x55fbb4538270), t)
^  Call: (232) [user] is_delimiter(t)
   Call: (233) [system] char_type(t, space)
   Fail: (233) [system] char_type(t, space)
   Call: (233) [system] arg(_585318, v('(', ')', end_of_file), t)
   Fail: (233) [system] arg(_586250, v('(', ')', end_of_file), t)
^  Fail: (232) [user] is_delimiter(t)
   Call: (232) [system] ')'==t
   Fail: (232) [system] ')'==t
   Call: (232) [system] get_char((0x55fbb4538270), t)
   Exit: (232) [system] get_char((0x55fbb4538270), t)
   Call: (232) [system] t=(\)
   Fail: (232) [system] t=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _593600)
   Call: (233) [system] peek_char((0x55fbb4538270), _594534)
   Exit: (233) [system] peek_char((0x55fbb4538270), i)
^  Call: (233) [user] is_delimiter(i)
   Call: (234) [system] char_type(i, space)
   Fail: (234) [system] char_type(i, space)
   Call: (234) [system] arg(_599254, v('(', ')', end_of_file), i)
   Fail: (234) [system] arg(_600186, v('(', ')', end_of_file), i)
^  Fail: (233) [user] is_delimiter(i)
   Call: (233) [system] ')'==i
   Fail: (233) [system] ')'==i
   Call: (233) [system] get_char((0x55fbb4538270), i)
   Exit: (233) [system] get_char((0x55fbb4538270), i)
   Call: (233) [system] i=(\)
   Fail: (233) [system] i=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _607536)
   Call: (234) [system] peek_char((0x55fbb4538270), _608470)
   Exit: (234) [system] peek_char((0x55fbb4538270), o)
^  Call: (234) [user] is_delimiter(o)
   Call: (235) [system] char_type(o, space)
   Fail: (235) [system] char_type(o, space)
   Call: (235) [system] arg(_613190, v('(', ')', end_of_file), o)
   Fail: (235) [system] arg(_614122, v('(', ')', end_of_file), o)
^  Fail: (234) [user] is_delimiter(o)
   Call: (234) [system] ')'==o
   Fail: (234) [system] ')'==o
   Call: (234) [system] get_char((0x55fbb4538270), o)
   Exit: (234) [system] get_char((0x55fbb4538270), o)
   Call: (234) [system] o=(\)
   Fail: (234) [system] o=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _621472)
   Call: (235) [system] peek_char((0x55fbb4538270), _622406)
   Exit: (235) [system] peek_char((0x55fbb4538270), n)
^  Call: (235) [user] is_delimiter(n)
   Call: (236) [system] char_type(n, space)
   Fail: (236) [system] char_type(n, space)
   Call: (236) [system] arg(_627126, v('(', ')', end_of_file), n)
   Fail: (236) [system] arg(_628058, v('(', ')', end_of_file), n)
^  Fail: (235) [user] is_delimiter(n)
   Call: (235) [system] ')'==n
   Fail: (235) [system] ')'==n
   Call: (235) [system] get_char((0x55fbb4538270), n)
   Exit: (235) [system] get_char((0x55fbb4538270), n)
   Call: (235) [system] n=(\)
   Fail: (235) [system] n=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), _635408)
   Call: (236) [system] peek_char((0x55fbb4538270), _636342)
   Exit: (236) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (236) [user] is_delimiter('I')
   Call: (237) [system] char_type('I', space)
   Fail: (237) [system] char_type('I', space)
   Call: (237) [system] arg(_641062, v('(', ')', end_of_file), 'I')
   Fail: (237) [system] arg(_641994, v('(', ')', end_of_file), 'I')
^  Fail: (236) [user] is_delimiter('I')
   Call: (236) [system] ')'=='I'
   Fail: (236) [system] ')'=='I'
   Call: (236) [system] get_char((0x55fbb4538270), 'I')
   Exit: (236) [system] get_char((0x55fbb4538270), 'I')
   Call: (236) [system] 'I'=(\)
   Fail: (236) [system] 'I'=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), _649344)
   Call: (237) [system] peek_char((0x55fbb4538270), _650278)
   Exit: (237) [system] peek_char((0x55fbb4538270), n)
^  Call: (237) [user] is_delimiter(n)
   Call: (238) [system] char_type(n, space)
   Fail: (238) [system] char_type(n, space)
   Call: (238) [system] arg(_654998, v('(', ')', end_of_file), n)
   Fail: (238) [system] arg(_655930, v('(', ')', end_of_file), n)
^  Fail: (237) [user] is_delimiter(n)
   Call: (237) [system] ')'==n
   Fail: (237) [system] ')'==n
   Call: (237) [system] get_char((0x55fbb4538270), n)
   Exit: (237) [system] get_char((0x55fbb4538270), n)
   Call: (237) [system] n=(\)
   Fail: (237) [system] n=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), _663280)
   Call: (238) [system] peek_char((0x55fbb4538270), _664214)
   Exit: (238) [system] peek_char((0x55fbb4538270), t)
^  Call: (238) [user] is_delimiter(t)
   Call: (239) [system] char_type(t, space)
   Fail: (239) [system] char_type(t, space)
   Call: (239) [system] arg(_668934, v('(', ')', end_of_file), t)
   Fail: (239) [system] arg(_669866, v('(', ')', end_of_file), t)
^  Fail: (238) [user] is_delimiter(t)
   Call: (238) [system] ')'==t
   Fail: (238) [system] ')'==t
   Call: (238) [system] get_char((0x55fbb4538270), t)
   Exit: (238) [system] get_char((0x55fbb4538270), t)
   Call: (238) [system] t=(\)
   Fail: (238) [system] t=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), _677216)
   Call: (239) [system] peek_char((0x55fbb4538270), _678150)
   Exit: (239) [system] peek_char((0x55fbb4538270), r)
^  Call: (239) [user] is_delimiter(r)
   Call: (240) [system] char_type(r, space)
   Fail: (240) [system] char_type(r, space)
   Call: (240) [system] arg(_682870, v('(', ')', end_of_file), r)
   Fail: (240) [system] arg(_683802, v('(', ')', end_of_file), r)
^  Fail: (239) [user] is_delimiter(r)
   Call: (239) [system] ')'==r
   Fail: (239) [system] ')'==r
   Call: (239) [system] get_char((0x55fbb4538270), r)
   Exit: (239) [system] get_char((0x55fbb4538270), r)
   Call: (239) [system] r=(\)
   Fail: (239) [system] r=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55fbb4538270), _691152)
   Call: (240) [system] peek_char((0x55fbb4538270), _692086)
   Exit: (240) [system] peek_char((0x55fbb4538270), o)
^  Call: (240) [user] is_delimiter(o)
   Call: (241) [system] char_type(o, space)
   Fail: (241) [system] char_type(o, space)
   Call: (241) [system] arg(_696806, v('(', ')', end_of_file), o)
   Fail: (241) [system] arg(_697738, v('(', ')', end_of_file), o)
^  Fail: (240) [user] is_delimiter(o)
   Call: (240) [system] ')'==o
   Fail: (240) [system] ')'==o
   Call: (240) [system] get_char((0x55fbb4538270), o)
   Exit: (240) [system] get_char((0x55fbb4538270), o)
   Call: (240) [system] o=(\)
   Fail: (240) [system] o=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55fbb4538270), _705088)
   Call: (241) [system] peek_char((0x55fbb4538270), _706022)
   Exit: (241) [system] peek_char((0x55fbb4538270), d)
^  Call: (241) [user] is_delimiter(d)
   Call: (242) [system] char_type(d, space)
   Fail: (242) [system] char_type(d, space)
   Call: (242) [system] arg(_710742, v('(', ')', end_of_file), d)
   Fail: (242) [system] arg(_711674, v('(', ')', end_of_file), d)
^  Fail: (241) [user] is_delimiter(d)
   Call: (241) [system] ')'==d
   Fail: (241) [system] ')'==d
   Call: (241) [system] get_char((0x55fbb4538270), d)
   Exit: (241) [system] get_char((0x55fbb4538270), d)
   Call: (241) [system] d=(\)
   Fail: (241) [system] d=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55fbb4538270), _719024)
   Call: (242) [system] peek_char((0x55fbb4538270), _719958)
   Exit: (242) [system] peek_char((0x55fbb4538270), u)
^  Call: (242) [user] is_delimiter(u)
   Call: (243) [system] char_type(u, space)
   Fail: (243) [system] char_type(u, space)
   Call: (243) [system] arg(_724678, v('(', ')', end_of_file), u)
   Fail: (243) [system] arg(_725610, v('(', ')', end_of_file), u)
^  Fail: (242) [user] is_delimiter(u)
   Call: (242) [system] ')'==u
   Fail: (242) [system] ')'==u
   Call: (242) [system] get_char((0x55fbb4538270), u)
   Exit: (242) [system] get_char((0x55fbb4538270), u)
   Call: (242) [system] u=(\)
   Fail: (242) [system] u=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55fbb4538270), _732960)
   Call: (243) [system] peek_char((0x55fbb4538270), _733894)
   Exit: (243) [system] peek_char((0x55fbb4538270), c)
^  Call: (243) [user] is_delimiter(c)
   Call: (244) [system] char_type(c, space)
   Fail: (244) [system] char_type(c, space)
   Call: (244) [system] arg(_738614, v('(', ')', end_of_file), c)
   Fail: (244) [system] arg(_739546, v('(', ')', end_of_file), c)
^  Fail: (243) [user] is_delimiter(c)
   Call: (243) [system] ')'==c
   Fail: (243) [system] ')'==c
   Call: (243) [system] get_char((0x55fbb4538270), c)
   Exit: (243) [system] get_char((0x55fbb4538270), c)
   Call: (243) [system] c=(\)
   Fail: (243) [system] c=(\)
^  Call: (243) [user] read_symbolic_cont(')', (0x55fbb4538270), _746896)
   Call: (244) [system] peek_char((0x55fbb4538270), _747830)
   Exit: (244) [system] peek_char((0x55fbb4538270), t)
^  Call: (244) [user] is_delimiter(t)
   Call: (245) [system] char_type(t, space)
   Fail: (245) [system] char_type(t, space)
   Call: (245) [system] arg(_752550, v('(', ')', end_of_file), t)
   Fail: (245) [system] arg(_753482, v('(', ')', end_of_file), t)
^  Fail: (244) [user] is_delimiter(t)
   Call: (244) [system] ')'==t
   Fail: (244) [system] ')'==t
   Call: (244) [system] get_char((0x55fbb4538270), t)
   Exit: (244) [system] get_char((0x55fbb4538270), t)
   Call: (244) [system] t=(\)
   Fail: (244) [system] t=(\)
^  Call: (244) [user] read_symbolic_cont(')', (0x55fbb4538270), _760832)
   Call: (245) [system] peek_char((0x55fbb4538270), _761766)
   Exit: (245) [system] peek_char((0x55fbb4538270), i)
^  Call: (245) [user] is_delimiter(i)
   Call: (246) [system] char_type(i, space)
   Fail: (246) [system] char_type(i, space)
   Call: (246) [system] arg(_766486, v('(', ')', end_of_file), i)
   Fail: (246) [system] arg(_767418, v('(', ')', end_of_file), i)
^  Fail: (245) [user] is_delimiter(i)
   Call: (245) [system] ')'==i
   Fail: (245) [system] ')'==i
   Call: (245) [system] get_char((0x55fbb4538270), i)
   Exit: (245) [system] get_char((0x55fbb4538270), i)
   Call: (245) [system] i=(\)
   Fail: (245) [system] i=(\)
^  Call: (245) [user] read_symbolic_cont(')', (0x55fbb4538270), _774768)
   Call: (246) [system] peek_char((0x55fbb4538270), _775702)
   Exit: (246) [system] peek_char((0x55fbb4538270), o)
^  Call: (246) [user] is_delimiter(o)
   Call: (247) [system] char_type(o, space)
   Fail: (247) [system] char_type(o, space)
   Call: (247) [system] arg(_780422, v('(', ')', end_of_file), o)
   Fail: (247) [system] arg(_781354, v('(', ')', end_of_file), o)
^  Fail: (246) [user] is_delimiter(o)
   Call: (246) [system] ')'==o
   Fail: (246) [system] ')'==o
   Call: (246) [system] get_char((0x55fbb4538270), o)
   Exit: (246) [system] get_char((0x55fbb4538270), o)
   Call: (246) [system] o=(\)
   Fail: (246) [system] o=(\)
^  Call: (246) [user] read_symbolic_cont(')', (0x55fbb4538270), _788704)
   Call: (247) [system] peek_char((0x55fbb4538270), _789638)
   Exit: (247) [system] peek_char((0x55fbb4538270), n)
^  Call: (247) [user] is_delimiter(n)
   Call: (248) [system] char_type(n, space)
   Fail: (248) [system] char_type(n, space)
   Call: (248) [system] arg(_794358, v('(', ')', end_of_file), n)
   Fail: (248) [system] arg(_795290, v('(', ')', end_of_file), n)
^  Fail: (247) [user] is_delimiter(n)
   Call: (247) [system] ')'==n
   Fail: (247) [system] ')'==n
   Call: (247) [system] get_char((0x55fbb4538270), n)
   Exit: (247) [system] get_char((0x55fbb4538270), n)
   Call: (247) [system] n=(\)
   Fail: (247) [system] n=(\)
^  Call: (247) [user] read_symbolic_cont(')', (0x55fbb4538270), _802640)
   Call: (248) [system] peek_char((0x55fbb4538270), _803574)
   Exit: (248) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (248) [user] is_delimiter(' ')
   Call: (249) [system] char_type(' ', space)
   Exit: (249) [system] char_type(' ', space)
^  Exit: (248) [user] is_delimiter(' ')
   Call: (248) [system] _802640=[]
   Exit: (248) [system] []=[]
^  Exit: (247) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (247) [system] _788704=[n]
   Exit: (247) [system] [n]=[n]
^  Exit: (246) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (246) [system] _774768=[o, n]
   Exit: (246) [system] [o, n]=[o, n]
^  Exit: (245) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (245) [system] _760832=[i, o, n]
   Exit: (245) [system] [i, o, n]=[i, o, n]
^  Exit: (244) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (244) [system] _746896=[t, i, o, n]
   Exit: (244) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (243) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (243) [system] _732960=[c, t, i, o, n]
   Exit: (243) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (242) [system] _719024=[u, c, t, i, o, n]
   Exit: (242) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (241) [system] _705088=[d, u, c, t, i, o, n]
   Exit: (241) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (240) [system] _691152=[o, d, u, c, t, i, o, n]
   Exit: (240) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (239) [system] _677216=[r, o, d, u, c, t, i, o, n]
   Exit: (239) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (238) [system] _663280=[t, r, o, d, u, c, t, i, o, n]
   Exit: (238) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (237) [system] _649344=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (237) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (236) [system] _635408=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (236) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (235) [system] _621472=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (235) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (234) [system] _607536=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (234) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (233) [system] _593600=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (233) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (232) [system] _579664=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (231) [system] _565728=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _551792=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _537856=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _523920=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _509984=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _496048=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (225) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _460538)
^  Call: (226) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _874326)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_875278, _875280), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _874326), _875260, fail)), '$restore_trace'(_875278, _875280))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_875278, _875280))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _874326), _875260, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(_874326)
   Fail: (227) [system] atomic(_874326)
   Call: (227) [system] atom_chars(_874326, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (227) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (226) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
   Call: (226) [system] integer('DisjunctionIntroduction')
   Fail: (226) [system] integer('DisjunctionIntroduction')
   Call: (226) [system] _460538='DisjunctionIntroduction'
   Exit: (226) [system] 'DisjunctionIntroduction'='DisjunctionIntroduction'
^  Exit: (225) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (224) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'DisjunctionIntroduction')
^  Exit: (223) [user] cont_sexpr(')', (0x55fbb4538270), 'DisjunctionIntroduction')
^  Call: (223) [user] read_list(')', (0x55fbb4538270), _889276)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _891134)
   Exit: (225) [system] peek_char((0x55fbb4538270), ' ')
   Call: (225) [system] ' '=(;)
   Fail: (225) [system] ' '=(;)
   Call: (225) [system] ' '=(/)
   Fail: (225) [system] ' '=(/)
^  Call: (225) [user] is_like_space(' ')
   Call: (226) [system] char_type(' ', 'white')
   Exit: (226) [system] char_type(' ', 'white')
^  Exit: (225) [user] is_like_space(' ')
   Call: (225) [system] get_char((0x55fbb4538270), _900728)
   Exit: (225) [system] get_char((0x55fbb4538270), ' ')
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _903432)
   Exit: (226) [system] peek_char((0x55fbb4538270), a)
   Call: (226) [system] a=(;)
   Fail: (226) [system] a=(;)
   Call: (226) [system] a=(/)
   Fail: (226) [system] a=(/)
^  Call: (226) [user] is_like_space(a)
   Call: (227) [system] char_type(a, 'white')
   Fail: (227) [system] char_type(a, 'white')
   Call: (227) [system] char_type(a, end_of_line)
   Fail: (227) [system] char_type(a, end_of_line)
   Call: (227) [system] char_type(a, space)
   Fail: (227) [system] char_type(a, space)
   Call: (227) [system] char_type(a, cntrl)
   Fail: (227) [system] char_type(a, cntrl)
^  Fail: (226) [user] is_like_space(a)
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _920366)
   Exit: (224) [system] peek_char((0x55fbb4538270), a)
   Call: (224) [system] a=')'
   Fail: (224) [system] a=')'
   Call: (224) [system] a=end_of_file
   Fail: (224) [system] a=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55fbb4538270), _925936)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _927794)
   Exit: (226) [system] peek_char((0x55fbb4538270), a)
   Call: (226) [system] a=(;)
   Fail: (226) [system] a=(;)
   Call: (226) [system] a=(/)
   Fail: (226) [system] a=(/)
^  Call: (226) [user] is_like_space(a)
   Call: (227) [system] char_type(a, 'white')
   Fail: (227) [system] char_type(a, 'white')
   Call: (227) [system] char_type(a, end_of_line)
   Fail: (227) [system] char_type(a, end_of_line)
   Call: (227) [system] char_type(a, space)
   Fail: (227) [system] char_type(a, space)
   Call: (227) [system] char_type(a, cntrl)
   Fail: (227) [system] char_type(a, cntrl)
^  Fail: (226) [user] is_like_space(a)
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] get_char((0x55fbb4538270), _943804)
   Exit: (225) [system] get_char((0x55fbb4538270), a)
   Call: (225) [system] a='('
   Fail: (225) [system] a='('
   Call: (225) [system] a='['
   Fail: (225) [system] a='['
   Call: (225) [system] a='{'
   Fail: (225) [system] a='{'
   Call: (225) [system] a='"'
   Fail: (225) [system] a='"'
   Call: (225) [system] a=!
   Fail: (225) [system] a=!
   Call: (225) [system] a='\''
   Fail: (225) [system] a='\''
   Call: (225) [system] a='`'
   Fail: (225) [system] a='`'
   Call: (225) [system] a=end_of_file
   Fail: (225) [system] a=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55fbb4538270), a, _925936)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _961446)
   Call: (227) [system] peek_char((0x55fbb4538270), _962380)
   Exit: (227) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (227) [user] is_delimiter(' ')
   Call: (228) [system] char_type(' ', space)
   Exit: (228) [system] char_type(' ', space)
^  Exit: (227) [user] is_delimiter(' ')
   Call: (227) [system] _961446=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (226) [user] classify_and_convert_charseq([a], _925936)
^  Call: (227) [user] classify_and_convert_charseq_([a], _971664)
^  Call: (229) [system] setup_call_cleanup('$notrace'(_972616, _972618), once(user:catch(read_from_chars([a], _971664), _972598, fail)), '$restore_trace'(_972616, _972618))
^  Call: (230) [system] sig_atomic(system:'$notrace'(_972616, _972618))
^  Exit: (229) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _972598, fail)), system:'$restore_trace'(3, -1))
   Call: (228) [system] atomic(a)
   Exit: (228) [system] atomic(a)
^  Exit: (227) [user] classify_and_convert_charseq_([a], a)
   Call: (227) [system] integer(a)
   Fail: (227) [system] integer(a)
   Call: (227) [system] _925936=a
   Exit: (227) [system] a=a
^  Exit: (226) [user] classify_and_convert_charseq([a], a)
^  Exit: (225) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (224) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (224) [user] read_list(')', (0x55fbb4538270), _984744)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _986602)
   Exit: (226) [system] peek_char((0x55fbb4538270), ' ')
   Call: (226) [system] ' '=(;)
   Fail: (226) [system] ' '=(;)
   Call: (226) [system] ' '=(/)
   Fail: (226) [system] ' '=(/)
^  Call: (226) [user] is_like_space(' ')
   Call: (227) [system] char_type(' ', 'white')
   Exit: (227) [system] char_type(' ', 'white')
^  Exit: (226) [user] is_like_space(' ')
   Call: (226) [system] get_char((0x55fbb4538270), _996196)
   Exit: (226) [system] get_char((0x55fbb4538270), ' ')
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _998900)
   Exit: (227) [system] peek_char((0x55fbb4538270), c)
   Call: (227) [system] c=(;)
   Fail: (227) [system] c=(;)
   Call: (227) [system] c=(/)
   Fail: (227) [system] c=(/)
^  Call: (227) [user] is_like_space(c)
   Call: (228) [system] char_type(c, 'white')
   Fail: (228) [system] char_type(c, 'white')
   Call: (228) [system] char_type(c, end_of_line)
   Fail: (228) [system] char_type(c, end_of_line)
   Call: (228) [system] char_type(c, space)
   Fail: (228) [system] char_type(c, space)
   Call: (228) [system] char_type(c, cntrl)
   Fail: (228) [system] char_type(c, cntrl)
^  Fail: (227) [user] is_like_space(c)
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1015834)
   Exit: (225) [system] peek_char((0x55fbb4538270), c)
   Call: (225) [system] c=')'
   Fail: (225) [system] c=')'
   Call: (225) [system] c=end_of_file
   Fail: (225) [system] c=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55fbb4538270), _1021404)
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1023262)
   Exit: (227) [system] peek_char((0x55fbb4538270), c)
   Call: (227) [system] c=(;)
   Fail: (227) [system] c=(;)
   Call: (227) [system] c=(/)
   Fail: (227) [system] c=(/)
^  Call: (227) [user] is_like_space(c)
   Call: (228) [system] char_type(c, 'white')
   Fail: (228) [system] char_type(c, 'white')
   Call: (228) [system] char_type(c, end_of_line)
   Fail: (228) [system] char_type(c, end_of_line)
   Call: (228) [system] char_type(c, space)
   Fail: (228) [system] char_type(c, space)
   Call: (228) [system] char_type(c, cntrl)
   Fail: (228) [system] char_type(c, cntrl)
^  Fail: (227) [user] is_like_space(c)
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] get_char((0x55fbb4538270), _1039272)
   Exit: (226) [system] get_char((0x55fbb4538270), c)
   Call: (226) [system] c='('
   Fail: (226) [system] c='('
   Call: (226) [system] c='['
   Fail: (226) [system] c='['
   Call: (226) [system] c='{'
   Fail: (226) [system] c='{'
   Call: (226) [system] c='"'
   Fail: (226) [system] c='"'
   Call: (226) [system] c=!
   Fail: (226) [system] c=!
   Call: (226) [system] c='\''
   Fail: (226) [system] c='\''
   Call: (226) [system] c='`'
   Fail: (226) [system] c='`'
   Call: (226) [system] c=end_of_file
   Fail: (226) [system] c=end_of_file
^  Call: (226) [user] read_symbolic(')', (0x55fbb4538270), c, _1021404)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _1056914)
   Call: (228) [system] peek_char((0x55fbb4538270), _1057848)
   Exit: (228) [system] peek_char((0x55fbb4538270), d)
^  Call: (228) [user] is_delimiter(d)
   Call: (229) [system] char_type(d, space)
   Fail: (229) [system] char_type(d, space)
   Call: (229) [system] arg(_1062568, v('(', ')', end_of_file), d)
   Fail: (229) [system] arg(_1063500, v('(', ')', end_of_file), d)
^  Fail: (228) [user] is_delimiter(d)
   Call: (228) [system] ')'==d
   Fail: (228) [system] ')'==d
   Call: (228) [system] get_char((0x55fbb4538270), d)
   Exit: (228) [system] get_char((0x55fbb4538270), d)
   Call: (228) [system] d=(\)
   Fail: (228) [system] d=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _1070850)
   Call: (229) [system] peek_char((0x55fbb4538270), _1071784)
   Exit: (229) [system] peek_char((0x55fbb4538270), e)
^  Call: (229) [user] is_delimiter(e)
   Call: (230) [system] char_type(e, space)
   Fail: (230) [system] char_type(e, space)
   Call: (230) [system] arg(_1076504, v('(', ')', end_of_file), e)
   Fail: (230) [system] arg(_1077436, v('(', ')', end_of_file), e)
^  Fail: (229) [user] is_delimiter(e)
   Call: (229) [system] ')'==e
   Fail: (229) [system] ')'==e
   Call: (229) [system] get_char((0x55fbb4538270), e)
   Exit: (229) [system] get_char((0x55fbb4538270), e)
   Call: (229) [system] e=(\)
   Fail: (229) [system] e=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _1084786)
   Call: (230) [system] peek_char((0x55fbb4538270), _1085720)
   Exit: (230) [system] peek_char((0x55fbb4538270), ')')
^  Call: (230) [user] is_delimiter(')')
   Call: (231) [system] char_type(')', space)
   Fail: (231) [system] char_type(')', space)
   Call: (231) [system] arg(_1090440, v('(', ')', end_of_file), ')')
   Exit: (231) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (230) [user] is_delimiter(')')
   Call: (230) [system] _1084786=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (229) [system] _1070850=[e]
   Exit: (229) [system] [e]=[e]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (228) [system] _1056914=[d, e]
   Exit: (228) [system] [d, e]=[d, e]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, e])
^  Call: (227) [user] classify_and_convert_charseq([c, d, e], _1021404)
^  Call: (228) [user] classify_and_convert_charseq_([c, d, e], _1102464)
^  Call: (230) [system] setup_call_cleanup('$notrace'(_1103416, _1103418), once(user:catch(read_from_chars([c, d, e], _1102464), _1103398, fail)), '$restore_trace'(_1103416, _1103418))
^  Call: (231) [system] sig_atomic(system:'$notrace'(_1103416, _1103418))
^  Exit: (230) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _1103398, fail)), system:'$restore_trace'(3, -1))
   Call: (229) [system] atomic(cde)
   Exit: (229) [system] atomic(cde)
^  Exit: (228) [user] classify_and_convert_charseq_([c, d, e], cde)
   Call: (228) [system] integer(cde)
   Fail: (228) [system] integer(cde)
   Call: (228) [system] _1021404=cde
   Exit: (228) [system] cde=cde
^  Exit: (227) [user] classify_and_convert_charseq([c, d, e], cde)
^  Exit: (226) [user] read_symbolic(')', (0x55fbb4538270), c, cde)
^  Exit: (225) [user] cont_sexpr(')', (0x55fbb4538270), cde)
^  Call: (225) [user] read_list(')', (0x55fbb4538270), _1115544)
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1117402)
   Exit: (227) [system] peek_char((0x55fbb4538270), ')')
   Call: (227) [system] ')'=(;)
   Fail: (227) [system] ')'=(;)
   Call: (227) [system] ')'=(/)
   Fail: (227) [system] ')'=(/)
^  Call: (227) [user] is_like_space(')')
   Call: (228) [system] char_type(')', 'white')
   Fail: (228) [system] char_type(')', 'white')
   Call: (228) [system] char_type(')', end_of_line)
   Fail: (228) [system] char_type(')', end_of_line)
   Call: (228) [system] char_type(')', space)
   Fail: (228) [system] char_type(')', space)
   Call: (228) [system] char_type(')', cntrl)
   Fail: (228) [system] char_type(')', cntrl)
^  Fail: (227) [user] is_like_space(')')
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1133412)
   Exit: (226) [system] peek_char((0x55fbb4538270), ')')
   Call: (226) [system] ')'=')'
   Exit: (226) [system] ')'=')'
   Call: (226) [system] get_char((0x55fbb4538270), _1137202)
   Exit: (226) [system] get_char((0x55fbb4538270), ')')
   Call: (226) [system] _1115544=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_list(')', (0x55fbb4538270), [])
   Call: (225) [system] _984744=[cde]
   Exit: (225) [system] [cde]=[cde]
^  Exit: (224) [user] read_list(')', (0x55fbb4538270), [cde])
   Call: (224) [system] _889276=[a, cde]
   Exit: (224) [system] [a, cde]=[a, cde]
^  Exit: (223) [user] read_list(')', (0x55fbb4538270), [a, cde])
   Call: (223) [system] _415520=['DisjunctionIntroduction', a, cde]
   Exit: (223) [system] ['DisjunctionIntroduction', a, cde]=['DisjunctionIntroduction', a, cde]
^  Exit: (222) [user] read_list(')', (0x55fbb4538270), ['DisjunctionIntroduction', a, cde])
^  Exit: (221) [user] cont_sexpr(')', (0x55fbb4538270), ['DisjunctionIntroduction', a, cde])
^  Call: (221) [user] read_list(')', (0x55fbb4538270), _1151084)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _1152942)
   Exit: (223) [system] peek_char((0x55fbb4538270), ' ')
   Call: (223) [system] ' '=(;)
   Fail: (223) [system] ' '=(;)
   Call: (223) [system] ' '=(/)
   Fail: (223) [system] ' '=(/)
^  Call: (223) [user] is_like_space(' ')
   Call: (224) [system] char_type(' ', 'white')
   Exit: (224) [system] char_type(' ', 'white')
^  Exit: (223) [user] is_like_space(' ')
   Call: (223) [system] get_char((0x55fbb4538270), _1162536)
   Exit: (223) [system] get_char((0x55fbb4538270), ' ')
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1165240)
   Exit: (224) [system] peek_char((0x55fbb4538270), '(')
   Call: (224) [system] '('=(;)
   Fail: (224) [system] '('=(;)
   Call: (224) [system] '('=(/)
   Fail: (224) [system] '('=(/)
^  Call: (224) [user] is_like_space('(')
   Call: (225) [system] char_type('(', 'white')
   Fail: (225) [system] char_type('(', 'white')
   Call: (225) [system] char_type('(', end_of_line)
   Fail: (225) [system] char_type('(', end_of_line)
   Call: (225) [system] char_type('(', space)
   Fail: (225) [system] char_type('(', space)
   Call: (225) [system] char_type('(', cntrl)
   Fail: (225) [system] char_type('(', cntrl)
^  Fail: (224) [user] is_like_space('(')
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _1182174)
   Exit: (222) [system] peek_char((0x55fbb4538270), '(')
   Call: (222) [system] '('=')'
   Fail: (222) [system] '('=')'
   Call: (222) [system] '('=end_of_file
   Fail: (222) [system] '('=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55fbb4538270), _1187744)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1189602)
   Exit: (224) [system] peek_char((0x55fbb4538270), '(')
   Call: (224) [system] '('=(;)
   Fail: (224) [system] '('=(;)
   Call: (224) [system] '('=(/)
   Fail: (224) [system] '('=(/)
^  Call: (224) [user] is_like_space('(')
   Call: (225) [system] char_type('(', 'white')
   Fail: (225) [system] char_type('(', 'white')
   Call: (225) [system] char_type('(', end_of_line)
   Fail: (225) [system] char_type('(', end_of_line)
   Call: (225) [system] char_type('(', space)
   Fail: (225) [system] char_type('(', space)
   Call: (225) [system] char_type('(', cntrl)
   Fail: (225) [system] char_type('(', cntrl)
^  Fail: (224) [user] is_like_space('(')
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] get_char((0x55fbb4538270), _1205612)
   Exit: (223) [system] get_char((0x55fbb4538270), '(')
   Call: (223) [system] '('='('
   Exit: (223) [system] '('='('
^  Call: (223) [user] read_list(')', (0x55fbb4538270), _1187744)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1211182)
   Exit: (225) [system] peek_char((0x55fbb4538270), 'O')
   Call: (225) [system] 'O'=(;)
   Fail: (225) [system] 'O'=(;)
   Call: (225) [system] 'O'=(/)
   Fail: (225) [system] 'O'=(/)
^  Call: (225) [user] is_like_space('O')
   Call: (226) [system] char_type('O', 'white')
   Fail: (226) [system] char_type('O', 'white')
   Call: (226) [system] char_type('O', end_of_line)
   Fail: (226) [system] char_type('O', end_of_line)
   Call: (226) [system] char_type('O', space)
   Fail: (226) [system] char_type('O', space)
   Call: (226) [system] char_type('O', cntrl)
   Fail: (226) [system] char_type('O', cntrl)
^  Fail: (225) [user] is_like_space('O')
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1227192)
   Exit: (224) [system] peek_char((0x55fbb4538270), 'O')
   Call: (224) [system] 'O'=')'
   Fail: (224) [system] 'O'=')'
   Call: (224) [system] 'O'=end_of_file
   Fail: (224) [system] 'O'=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55fbb4538270), _1232762)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1234620)
   Exit: (226) [system] peek_char((0x55fbb4538270), 'O')
   Call: (226) [system] 'O'=(;)
   Fail: (226) [system] 'O'=(;)
   Call: (226) [system] 'O'=(/)
   Fail: (226) [system] 'O'=(/)
^  Call: (226) [user] is_like_space('O')
   Call: (227) [system] char_type('O', 'white')
   Fail: (227) [system] char_type('O', 'white')
   Call: (227) [system] char_type('O', end_of_line)
   Fail: (227) [system] char_type('O', end_of_line)
   Call: (227) [system] char_type('O', space)
   Fail: (227) [system] char_type('O', space)
   Call: (227) [system] char_type('O', cntrl)
   Fail: (227) [system] char_type('O', cntrl)
^  Fail: (226) [user] is_like_space('O')
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] get_char((0x55fbb4538270), _1250630)
   Exit: (225) [system] get_char((0x55fbb4538270), 'O')
   Call: (225) [system] 'O'='('
   Fail: (225) [system] 'O'='('
   Call: (225) [system] 'O'='['
   Fail: (225) [system] 'O'='['
   Call: (225) [system] 'O'='{'
   Fail: (225) [system] 'O'='{'
   Call: (225) [system] 'O'='"'
   Fail: (225) [system] 'O'='"'
   Call: (225) [system] 'O'=!
   Fail: (225) [system] 'O'=!
   Call: (225) [system] 'O'='\''
   Fail: (225) [system] 'O'='\''
   Call: (225) [system] 'O'='`'
   Fail: (225) [system] 'O'='`'
   Call: (225) [system] 'O'=end_of_file
   Fail: (225) [system] 'O'=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55fbb4538270), 'O', _1232762)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _1268272)
   Call: (227) [system] peek_char((0x55fbb4538270), _1269206)
   Exit: (227) [system] peek_char((0x55fbb4538270), r)
^  Call: (227) [user] is_delimiter(r)
   Call: (228) [system] char_type(r, space)
   Fail: (228) [system] char_type(r, space)
   Call: (228) [system] arg(_1273926, v('(', ')', end_of_file), r)
   Fail: (228) [system] arg(_1274858, v('(', ')', end_of_file), r)
^  Fail: (227) [user] is_delimiter(r)
   Call: (227) [system] ')'==r
   Fail: (227) [system] ')'==r
   Call: (227) [system] get_char((0x55fbb4538270), r)
   Exit: (227) [system] get_char((0x55fbb4538270), r)
   Call: (227) [system] r=(\)
   Fail: (227) [system] r=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _1282208)
   Call: (228) [system] peek_char((0x55fbb4538270), _1283142)
   Exit: (228) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (228) [user] is_delimiter('L')
   Call: (229) [system] char_type('L', space)
   Fail: (229) [system] char_type('L', space)
   Call: (229) [system] arg(_1287862, v('(', ')', end_of_file), 'L')
   Fail: (229) [system] arg(_1288794, v('(', ')', end_of_file), 'L')
^  Fail: (228) [user] is_delimiter('L')
   Call: (228) [system] ')'=='L'
   Fail: (228) [system] ')'=='L'
   Call: (228) [system] get_char((0x55fbb4538270), 'L')
   Exit: (228) [system] get_char((0x55fbb4538270), 'L')
   Call: (228) [system] 'L'=(\)
   Fail: (228) [system] 'L'=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _1296144)
   Call: (229) [system] peek_char((0x55fbb4538270), _1297078)
   Exit: (229) [system] peek_char((0x55fbb4538270), i)
^  Call: (229) [user] is_delimiter(i)
   Call: (230) [system] char_type(i, space)
   Fail: (230) [system] char_type(i, space)
   Call: (230) [system] arg(_1301798, v('(', ')', end_of_file), i)
   Fail: (230) [system] arg(_1302730, v('(', ')', end_of_file), i)
^  Fail: (229) [user] is_delimiter(i)
   Call: (229) [system] ')'==i
   Fail: (229) [system] ')'==i
   Call: (229) [system] get_char((0x55fbb4538270), i)
   Exit: (229) [system] get_char((0x55fbb4538270), i)
   Call: (229) [system] i=(\)
   Fail: (229) [system] i=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _1310080)
   Call: (230) [system] peek_char((0x55fbb4538270), _1311014)
   Exit: (230) [system] peek_char((0x55fbb4538270), n)
^  Call: (230) [user] is_delimiter(n)
   Call: (231) [system] char_type(n, space)
   Fail: (231) [system] char_type(n, space)
   Call: (231) [system] arg(_1315734, v('(', ')', end_of_file), n)
   Fail: (231) [system] arg(_1316666, v('(', ')', end_of_file), n)
^  Fail: (230) [user] is_delimiter(n)
   Call: (230) [system] ')'==n
   Fail: (230) [system] ')'==n
   Call: (230) [system] get_char((0x55fbb4538270), n)
   Exit: (230) [system] get_char((0x55fbb4538270), n)
   Call: (230) [system] n=(\)
   Fail: (230) [system] n=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _1324016)
   Call: (231) [system] peek_char((0x55fbb4538270), _1324950)
   Exit: (231) [system] peek_char((0x55fbb4538270), k)
^  Call: (231) [user] is_delimiter(k)
   Call: (232) [system] char_type(k, space)
   Fail: (232) [system] char_type(k, space)
   Call: (232) [system] arg(_1329670, v('(', ')', end_of_file), k)
   Fail: (232) [system] arg(_1330602, v('(', ')', end_of_file), k)
^  Fail: (231) [user] is_delimiter(k)
   Call: (231) [system] ')'==k
   Fail: (231) [system] ')'==k
   Call: (231) [system] get_char((0x55fbb4538270), k)
   Exit: (231) [system] get_char((0x55fbb4538270), k)
   Call: (231) [system] k=(\)
   Fail: (231) [system] k=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _1337952)
   Call: (232) [system] peek_char((0x55fbb4538270), _1338886)
   Exit: (232) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (232) [user] is_delimiter(' ')
   Call: (233) [system] char_type(' ', space)
   Exit: (233) [system] char_type(' ', space)
^  Exit: (232) [user] is_delimiter(' ')
   Call: (232) [system] _1337952=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (231) [system] _1324016=[k]
   Exit: (231) [system] [k]=[k]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (230) [system] _1310080=[n, k]
   Exit: (230) [system] [n, k]=[n, k]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (229) [system] _1296144=[i, n, k]
   Exit: (229) [system] [i, n, k]=[i, n, k]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (228) [system] _1282208=['L', i, n, k]
   Exit: (228) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (227) [system] _1268272=[r, 'L', i, n, k]
   Exit: (227) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (226) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _1232762)
^  Call: (227) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _1362140)
^  Call: (229) [system] setup_call_cleanup('$notrace'(_1363092, _1363094), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1362140), _1363074, fail)), '$restore_trace'(_1363092, _1363094))
^  Call: (230) [system] sig_atomic(system:'$notrace'(_1363092, _1363094))
^  Exit: (229) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1362140), _1363074, fail)), system:'$restore_trace'(3, -1))
   Call: (228) [system] atomic(_1362140)
   Fail: (228) [system] atomic(_1362140)
   Call: (228) [system] atom_chars(_1362140, ['O', r, 'L', i, n, k])
   Exit: (228) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (227) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (227) [system] integer('OrLink')
   Fail: (227) [system] integer('OrLink')
   Call: (227) [system] _1232762='OrLink'
   Exit: (227) [system] 'OrLink'='OrLink'
^  Exit: (226) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (225) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (224) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (224) [user] read_list(')', (0x55fbb4538270), _1377090)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1378948)
   Exit: (226) [system] peek_char((0x55fbb4538270), ' ')
   Call: (226) [system] ' '=(;)
   Fail: (226) [system] ' '=(;)
   Call: (226) [system] ' '=(/)
   Fail: (226) [system] ' '=(/)
^  Call: (226) [user] is_like_space(' ')
   Call: (227) [system] char_type(' ', 'white')
   Exit: (227) [system] char_type(' ', 'white')
^  Exit: (226) [user] is_like_space(' ')
   Call: (226) [system] get_char((0x55fbb4538270), _1388542)
   Exit: (226) [system] get_char((0x55fbb4538270), ' ')
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1391246)
   Exit: (227) [system] peek_char((0x55fbb4538270), 'A')
   Call: (227) [system] 'A'=(;)
   Fail: (227) [system] 'A'=(;)
   Call: (227) [system] 'A'=(/)
   Fail: (227) [system] 'A'=(/)
^  Call: (227) [user] is_like_space('A')
   Call: (228) [system] char_type('A', 'white')
   Fail: (228) [system] char_type('A', 'white')
   Call: (228) [system] char_type('A', end_of_line)
   Fail: (228) [system] char_type('A', end_of_line)
   Call: (228) [system] char_type('A', space)
   Fail: (228) [system] char_type('A', space)
   Call: (228) [system] char_type('A', cntrl)
   Fail: (228) [system] char_type('A', cntrl)
^  Fail: (227) [user] is_like_space('A')
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1408180)
   Exit: (225) [system] peek_char((0x55fbb4538270), 'A')
   Call: (225) [system] 'A'=')'
   Fail: (225) [system] 'A'=')'
   Call: (225) [system] 'A'=end_of_file
   Fail: (225) [system] 'A'=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55fbb4538270), _1413750)
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1415608)
   Exit: (227) [system] peek_char((0x55fbb4538270), 'A')
   Call: (227) [system] 'A'=(;)
   Fail: (227) [system] 'A'=(;)
   Call: (227) [system] 'A'=(/)
   Fail: (227) [system] 'A'=(/)
^  Call: (227) [user] is_like_space('A')
   Call: (228) [system] char_type('A', 'white')
   Fail: (228) [system] char_type('A', 'white')
   Call: (228) [system] char_type('A', end_of_line)
   Fail: (228) [system] char_type('A', end_of_line)
   Call: (228) [system] char_type('A', space)
   Fail: (228) [system] char_type('A', space)
   Call: (228) [system] char_type('A', cntrl)
   Fail: (228) [system] char_type('A', cntrl)
^  Fail: (227) [user] is_like_space('A')
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] get_char((0x55fbb4538270), _1431618)
   Exit: (226) [system] get_char((0x55fbb4538270), 'A')
   Call: (226) [system] 'A'='('
   Fail: (226) [system] 'A'='('
   Call: (226) [system] 'A'='['
   Fail: (226) [system] 'A'='['
   Call: (226) [system] 'A'='{'
   Fail: (226) [system] 'A'='{'
   Call: (226) [system] 'A'='"'
   Fail: (226) [system] 'A'='"'
   Call: (226) [system] 'A'=!
   Fail: (226) [system] 'A'=!
   Call: (226) [system] 'A'='\''
   Fail: (226) [system] 'A'='\''
   Call: (226) [system] 'A'='`'
   Fail: (226) [system] 'A'='`'
   Call: (226) [system] 'A'=end_of_file
   Fail: (226) [system] 'A'=end_of_file
^  Call: (226) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1413750)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _1449260)
   Call: (228) [system] peek_char((0x55fbb4538270), _1450194)
   Exit: (228) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (228) [user] is_delimiter(' ')
   Call: (229) [system] char_type(' ', space)
   Exit: (229) [system] char_type(' ', space)
^  Exit: (228) [user] is_delimiter(' ')
   Call: (228) [system] _1449260=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (227) [user] classify_and_convert_charseq(['A'], _1413750)
^  Call: (228) [user] classify_and_convert_charseq_(['A'], _1459478)
^  Call: (230) [system] setup_call_cleanup('$notrace'(_1460430, _1460432), once(user:catch(read_from_chars(['A'], _1459478), _1460412, fail)), '$restore_trace'(_1460430, _1460432))
^  Call: (231) [system] sig_atomic(system:'$notrace'(_1460430, _1460432))
^  Exit: (230) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1459478), _1460412, fail)), system:'$restore_trace'(3, -1))
   Call: (229) [system] atomic(_1459478)
   Fail: (229) [system] atomic(_1459478)
   Call: (229) [system] atom_chars(_1459478, ['A'])
   Exit: (229) [system] atom_chars('A', ['A'])
^  Exit: (228) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (228) [system] integer('A')
   Fail: (228) [system] integer('A')
   Call: (228) [system] _1413750='A'
   Exit: (228) [system] 'A'='A'
^  Exit: (227) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (226) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (225) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (225) [user] read_list(')', (0x55fbb4538270), _1474428)
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1476286)
   Exit: (227) [system] peek_char((0x55fbb4538270), ' ')
   Call: (227) [system] ' '=(;)
   Fail: (227) [system] ' '=(;)
   Call: (227) [system] ' '=(/)
   Fail: (227) [system] ' '=(/)
^  Call: (227) [user] is_like_space(' ')
   Call: (228) [system] char_type(' ', 'white')
   Exit: (228) [system] char_type(' ', 'white')
^  Exit: (227) [user] is_like_space(' ')
   Call: (227) [system] get_char((0x55fbb4538270), _1485880)
   Exit: (227) [system] get_char((0x55fbb4538270), ' ')
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _1488584)
   Exit: (228) [system] peek_char((0x55fbb4538270), '(')
   Call: (228) [system] '('=(;)
   Fail: (228) [system] '('=(;)
   Call: (228) [system] '('=(/)
   Fail: (228) [system] '('=(/)
^  Call: (228) [user] is_like_space('(')
   Call: (229) [system] char_type('(', 'white')
   Fail: (229) [system] char_type('(', 'white')
   Call: (229) [system] char_type('(', end_of_line)
   Fail: (229) [system] char_type('(', end_of_line)
   Call: (229) [system] char_type('(', space)
   Fail: (229) [system] char_type('(', space)
   Call: (229) [system] char_type('(', cntrl)
   Fail: (229) [system] char_type('(', cntrl)
^  Fail: (228) [user] is_like_space('(')
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1505518)
   Exit: (226) [system] peek_char((0x55fbb4538270), '(')
   Call: (226) [system] '('=')'
   Fail: (226) [system] '('=')'
   Call: (226) [system] '('=end_of_file
   Fail: (226) [system] '('=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55fbb4538270), _1511088)
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _1512946)
   Exit: (228) [system] peek_char((0x55fbb4538270), '(')
   Call: (228) [system] '('=(;)
   Fail: (228) [system] '('=(;)
   Call: (228) [system] '('=(/)
   Fail: (228) [system] '('=(/)
^  Call: (228) [user] is_like_space('(')
   Call: (229) [system] char_type('(', 'white')
   Fail: (229) [system] char_type('(', 'white')
   Call: (229) [system] char_type('(', end_of_line)
   Fail: (229) [system] char_type('(', end_of_line)
   Call: (229) [system] char_type('(', space)
   Fail: (229) [system] char_type('(', space)
   Call: (229) [system] char_type('(', cntrl)
   Fail: (229) [system] char_type('(', cntrl)
^  Fail: (228) [user] is_like_space('(')
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] get_char((0x55fbb4538270), _1528956)
   Exit: (227) [system] get_char((0x55fbb4538270), '(')
   Call: (227) [system] '('='('
   Exit: (227) [system] '('='('
^  Call: (227) [user] read_list(')', (0x55fbb4538270), _1511088)
^  Call: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _1534526)
   Exit: (229) [system] peek_char((0x55fbb4538270), 'I')
   Call: (229) [system] 'I'=(;)
   Fail: (229) [system] 'I'=(;)
   Call: (229) [system] 'I'=(/)
   Fail: (229) [system] 'I'=(/)
^  Call: (229) [user] is_like_space('I')
   Call: (230) [system] char_type('I', 'white')
   Fail: (230) [system] char_type('I', 'white')
   Call: (230) [system] char_type('I', end_of_line)
   Fail: (230) [system] char_type('I', end_of_line)
   Call: (230) [system] char_type('I', space)
   Fail: (230) [system] char_type('I', space)
   Call: (230) [system] char_type('I', cntrl)
   Fail: (230) [system] char_type('I', cntrl)
^  Fail: (229) [user] is_like_space('I')
^  Exit: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _1550536)
   Exit: (228) [system] peek_char((0x55fbb4538270), 'I')
   Call: (228) [system] 'I'=')'
   Fail: (228) [system] 'I'=')'
   Call: (228) [system] 'I'=end_of_file
   Fail: (228) [system] 'I'=end_of_file
^  Call: (228) [user] cont_sexpr(')', (0x55fbb4538270), _1556106)
^  Call: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _1557964)
   Exit: (230) [system] peek_char((0x55fbb4538270), 'I')
   Call: (230) [system] 'I'=(;)
   Fail: (230) [system] 'I'=(;)
   Call: (230) [system] 'I'=(/)
   Fail: (230) [system] 'I'=(/)
^  Call: (230) [user] is_like_space('I')
   Call: (231) [system] char_type('I', 'white')
   Fail: (231) [system] char_type('I', 'white')
   Call: (231) [system] char_type('I', end_of_line)
   Fail: (231) [system] char_type('I', end_of_line)
   Call: (231) [system] char_type('I', space)
   Fail: (231) [system] char_type('I', space)
   Call: (231) [system] char_type('I', cntrl)
   Fail: (231) [system] char_type('I', cntrl)
^  Fail: (230) [user] is_like_space('I')
^  Exit: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] get_char((0x55fbb4538270), _1573974)
   Exit: (229) [system] get_char((0x55fbb4538270), 'I')
   Call: (229) [system] 'I'='('
   Fail: (229) [system] 'I'='('
   Call: (229) [system] 'I'='['
   Fail: (229) [system] 'I'='['
   Call: (229) [system] 'I'='{'
   Fail: (229) [system] 'I'='{'
   Call: (229) [system] 'I'='"'
   Fail: (229) [system] 'I'='"'
   Call: (229) [system] 'I'=!
   Fail: (229) [system] 'I'=!
   Call: (229) [system] 'I'='\''
   Fail: (229) [system] 'I'='\''
   Call: (229) [system] 'I'='`'
   Fail: (229) [system] 'I'='`'
   Call: (229) [system] 'I'=end_of_file
   Fail: (229) [system] 'I'=end_of_file
^  Call: (229) [user] read_symbolic(')', (0x55fbb4538270), 'I', _1556106)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _1591616)
   Call: (231) [system] peek_char((0x55fbb4538270), _1592550)
   Exit: (231) [system] peek_char((0x55fbb4538270), m)
^  Call: (231) [user] is_delimiter(m)
   Call: (232) [system] char_type(m, space)
   Fail: (232) [system] char_type(m, space)
   Call: (232) [system] arg(_1597270, v('(', ')', end_of_file), m)
   Fail: (232) [system] arg(_1598202, v('(', ')', end_of_file), m)
^  Fail: (231) [user] is_delimiter(m)
   Call: (231) [system] ')'==m
   Fail: (231) [system] ')'==m
   Call: (231) [system] get_char((0x55fbb4538270), m)
   Exit: (231) [system] get_char((0x55fbb4538270), m)
   Call: (231) [system] m=(\)
   Fail: (231) [system] m=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _1605552)
   Call: (232) [system] peek_char((0x55fbb4538270), _1606486)
   Exit: (232) [system] peek_char((0x55fbb4538270), p)
^  Call: (232) [user] is_delimiter(p)
   Call: (233) [system] char_type(p, space)
   Fail: (233) [system] char_type(p, space)
   Call: (233) [system] arg(_1611206, v('(', ')', end_of_file), p)
   Fail: (233) [system] arg(_1612138, v('(', ')', end_of_file), p)
^  Fail: (232) [user] is_delimiter(p)
   Call: (232) [system] ')'==p
   Fail: (232) [system] ')'==p
   Call: (232) [system] get_char((0x55fbb4538270), p)
   Exit: (232) [system] get_char((0x55fbb4538270), p)
   Call: (232) [system] p=(\)
   Fail: (232) [system] p=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _1619488)
   Call: (233) [system] peek_char((0x55fbb4538270), _1620422)
   Exit: (233) [system] peek_char((0x55fbb4538270), l)
^  Call: (233) [user] is_delimiter(l)
   Call: (234) [system] char_type(l, space)
   Fail: (234) [system] char_type(l, space)
   Call: (234) [system] arg(_1625142, v('(', ')', end_of_file), l)
   Fail: (234) [system] arg(_1626074, v('(', ')', end_of_file), l)
^  Fail: (233) [user] is_delimiter(l)
   Call: (233) [system] ')'==l
   Fail: (233) [system] ')'==l
   Call: (233) [system] get_char((0x55fbb4538270), l)
   Exit: (233) [system] get_char((0x55fbb4538270), l)
   Call: (233) [system] l=(\)
   Fail: (233) [system] l=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _1633424)
   Call: (234) [system] peek_char((0x55fbb4538270), _1634358)
   Exit: (234) [system] peek_char((0x55fbb4538270), i)
^  Call: (234) [user] is_delimiter(i)
   Call: (235) [system] char_type(i, space)
   Fail: (235) [system] char_type(i, space)
   Call: (235) [system] arg(_1639078, v('(', ')', end_of_file), i)
   Fail: (235) [system] arg(_1640010, v('(', ')', end_of_file), i)
^  Fail: (234) [user] is_delimiter(i)
   Call: (234) [system] ')'==i
   Fail: (234) [system] ')'==i
   Call: (234) [system] get_char((0x55fbb4538270), i)
   Exit: (234) [system] get_char((0x55fbb4538270), i)
   Call: (234) [system] i=(\)
   Fail: (234) [system] i=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _1647360)
   Call: (235) [system] peek_char((0x55fbb4538270), _1648294)
   Exit: (235) [system] peek_char((0x55fbb4538270), c)
^  Call: (235) [user] is_delimiter(c)
   Call: (236) [system] char_type(c, space)
   Fail: (236) [system] char_type(c, space)
   Call: (236) [system] arg(_1653014, v('(', ')', end_of_file), c)
   Fail: (236) [system] arg(_1653946, v('(', ')', end_of_file), c)
^  Fail: (235) [user] is_delimiter(c)
   Call: (235) [system] ')'==c
   Fail: (235) [system] ')'==c
   Call: (235) [system] get_char((0x55fbb4538270), c)
   Exit: (235) [system] get_char((0x55fbb4538270), c)
   Call: (235) [system] c=(\)
   Fail: (235) [system] c=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), _1661296)
   Call: (236) [system] peek_char((0x55fbb4538270), _1662230)
   Exit: (236) [system] peek_char((0x55fbb4538270), a)
^  Call: (236) [user] is_delimiter(a)
   Call: (237) [system] char_type(a, space)
   Fail: (237) [system] char_type(a, space)
   Call: (237) [system] arg(_1666950, v('(', ')', end_of_file), a)
   Fail: (237) [system] arg(_1667882, v('(', ')', end_of_file), a)
^  Fail: (236) [user] is_delimiter(a)
   Call: (236) [system] ')'==a
   Fail: (236) [system] ')'==a
   Call: (236) [system] get_char((0x55fbb4538270), a)
   Exit: (236) [system] get_char((0x55fbb4538270), a)
   Call: (236) [system] a=(\)
   Fail: (236) [system] a=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), _1675232)
   Call: (237) [system] peek_char((0x55fbb4538270), _1676166)
   Exit: (237) [system] peek_char((0x55fbb4538270), t)
^  Call: (237) [user] is_delimiter(t)
   Call: (238) [system] char_type(t, space)
   Fail: (238) [system] char_type(t, space)
   Call: (238) [system] arg(_1680886, v('(', ')', end_of_file), t)
   Fail: (238) [system] arg(_1681818, v('(', ')', end_of_file), t)
^  Fail: (237) [user] is_delimiter(t)
   Call: (237) [system] ')'==t
   Fail: (237) [system] ')'==t
   Call: (237) [system] get_char((0x55fbb4538270), t)
   Exit: (237) [system] get_char((0x55fbb4538270), t)
   Call: (237) [system] t=(\)
   Fail: (237) [system] t=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), _1689168)
   Call: (238) [system] peek_char((0x55fbb4538270), _1690102)
   Exit: (238) [system] peek_char((0x55fbb4538270), i)
^  Call: (238) [user] is_delimiter(i)
   Call: (239) [system] char_type(i, space)
   Fail: (239) [system] char_type(i, space)
   Call: (239) [system] arg(_1694822, v('(', ')', end_of_file), i)
   Fail: (239) [system] arg(_1695754, v('(', ')', end_of_file), i)
^  Fail: (238) [user] is_delimiter(i)
   Call: (238) [system] ')'==i
   Fail: (238) [system] ')'==i
   Call: (238) [system] get_char((0x55fbb4538270), i)
   Exit: (238) [system] get_char((0x55fbb4538270), i)
   Call: (238) [system] i=(\)
   Fail: (238) [system] i=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), _1703104)
   Call: (239) [system] peek_char((0x55fbb4538270), _1704038)
   Exit: (239) [system] peek_char((0x55fbb4538270), o)
^  Call: (239) [user] is_delimiter(o)
   Call: (240) [system] char_type(o, space)
   Fail: (240) [system] char_type(o, space)
   Call: (240) [system] arg(_1708758, v('(', ')', end_of_file), o)
   Fail: (240) [system] arg(_1709690, v('(', ')', end_of_file), o)
^  Fail: (239) [user] is_delimiter(o)
   Call: (239) [system] ')'==o
   Fail: (239) [system] ')'==o
   Call: (239) [system] get_char((0x55fbb4538270), o)
   Exit: (239) [system] get_char((0x55fbb4538270), o)
   Call: (239) [system] o=(\)
   Fail: (239) [system] o=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55fbb4538270), _1717040)
   Call: (240) [system] peek_char((0x55fbb4538270), _1717974)
   Exit: (240) [system] peek_char((0x55fbb4538270), n)
^  Call: (240) [user] is_delimiter(n)
   Call: (241) [system] char_type(n, space)
   Fail: (241) [system] char_type(n, space)
   Call: (241) [system] arg(_1722694, v('(', ')', end_of_file), n)
   Fail: (241) [system] arg(_1723626, v('(', ')', end_of_file), n)
^  Fail: (240) [user] is_delimiter(n)
   Call: (240) [system] ')'==n
   Fail: (240) [system] ')'==n
   Call: (240) [system] get_char((0x55fbb4538270), n)
   Exit: (240) [system] get_char((0x55fbb4538270), n)
   Call: (240) [system] n=(\)
   Fail: (240) [system] n=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55fbb4538270), _1730976)
   Call: (241) [system] peek_char((0x55fbb4538270), _1731910)
   Exit: (241) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (241) [user] is_delimiter(' ')
   Call: (242) [system] char_type(' ', space)
   Exit: (242) [system] char_type(' ', space)
^  Exit: (241) [user] is_delimiter(' ')
   Call: (241) [system] _1730976=[]
   Exit: (241) [system] []=[]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (240) [system] _1717040=[n]
   Exit: (240) [system] [n]=[n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (239) [system] _1703104=[o, n]
   Exit: (239) [system] [o, n]=[o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (238) [system] _1689168=[i, o, n]
   Exit: (238) [system] [i, o, n]=[i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (237) [system] _1675232=[t, i, o, n]
   Exit: (237) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (236) [system] _1661296=[a, t, i, o, n]
   Exit: (236) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (235) [system] _1647360=[c, a, t, i, o, n]
   Exit: (235) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (234) [system] _1633424=[i, c, a, t, i, o, n]
   Exit: (234) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (233) [system] _1619488=[l, i, c, a, t, i, o, n]
   Exit: (233) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (232) [system] _1605552=[p, l, i, c, a, t, i, o, n]
   Exit: (232) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (231) [system] _1591616=[m, p, l, i, c, a, t, i, o, n]
   Exit: (231) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (230) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _1556106)
^  Call: (231) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _1769134)
^  Call: (233) [system] setup_call_cleanup('$notrace'(_1770086, _1770088), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1769134), _1770068, fail)), '$restore_trace'(_1770086, _1770088))
^  Call: (234) [system] sig_atomic(system:'$notrace'(_1770086, _1770088))
^  Exit: (233) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1769134), _1770068, fail)), system:'$restore_trace'(3, -1))
   Call: (232) [system] atomic(_1769134)
   Fail: (232) [system] atomic(_1769134)
   Call: (232) [system] atom_chars(_1769134, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (232) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (231) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (231) [system] integer('Implication')
   Fail: (231) [system] integer('Implication')
   Call: (231) [system] _1556106='Implication'
   Exit: (231) [system] 'Implication'='Implication'
^  Exit: (230) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (229) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (228) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (228) [user] read_list(')', (0x55fbb4538270), _1784084)
^  Call: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _1785942)
   Exit: (230) [system] peek_char((0x55fbb4538270), ' ')
   Call: (230) [system] ' '=(;)
   Fail: (230) [system] ' '=(;)
   Call: (230) [system] ' '=(/)
   Fail: (230) [system] ' '=(/)
^  Call: (230) [user] is_like_space(' ')
   Call: (231) [system] char_type(' ', 'white')
   Exit: (231) [system] char_type(' ', 'white')
^  Exit: (230) [user] is_like_space(' ')
   Call: (230) [system] get_char((0x55fbb4538270), _1795536)
   Exit: (230) [system] get_char((0x55fbb4538270), ' ')
^  Call: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] peek_char((0x55fbb4538270), _1798240)
   Exit: (231) [system] peek_char((0x55fbb4538270), '(')
   Call: (231) [system] '('=(;)
   Fail: (231) [system] '('=(;)
   Call: (231) [system] '('=(/)
   Fail: (231) [system] '('=(/)
^  Call: (231) [user] is_like_space('(')
   Call: (232) [system] char_type('(', 'white')
   Fail: (232) [system] char_type('(', 'white')
   Call: (232) [system] char_type('(', end_of_line)
   Fail: (232) [system] char_type('(', end_of_line)
   Call: (232) [system] char_type('(', space)
   Fail: (232) [system] char_type('(', space)
   Call: (232) [system] char_type('(', cntrl)
   Fail: (232) [system] char_type('(', cntrl)
^  Fail: (231) [user] is_like_space('(')
^  Exit: (230) [user] skip_spaces((0x55fbb4538270))
^  Exit: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _1815174)
   Exit: (229) [system] peek_char((0x55fbb4538270), '(')
   Call: (229) [system] '('=')'
   Fail: (229) [system] '('=')'
   Call: (229) [system] '('=end_of_file
   Fail: (229) [system] '('=end_of_file
^  Call: (229) [user] cont_sexpr(')', (0x55fbb4538270), _1820744)
^  Call: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] peek_char((0x55fbb4538270), _1822602)
   Exit: (231) [system] peek_char((0x55fbb4538270), '(')
   Call: (231) [system] '('=(;)
   Fail: (231) [system] '('=(;)
   Call: (231) [system] '('=(/)
   Fail: (231) [system] '('=(/)
^  Call: (231) [user] is_like_space('(')
   Call: (232) [system] char_type('(', 'white')
   Fail: (232) [system] char_type('(', 'white')
   Call: (232) [system] char_type('(', end_of_line)
   Fail: (232) [system] char_type('(', end_of_line)
   Call: (232) [system] char_type('(', space)
   Fail: (232) [system] char_type('(', space)
   Call: (232) [system] char_type('(', cntrl)
   Fail: (232) [system] char_type('(', cntrl)
^  Fail: (231) [user] is_like_space('(')
^  Exit: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] get_char((0x55fbb4538270), _1838612)
   Exit: (230) [system] get_char((0x55fbb4538270), '(')
   Call: (230) [system] '('='('
   Exit: (230) [system] '('='('
^  Call: (230) [user] read_list(')', (0x55fbb4538270), _1820744)
^  Call: (231) [user] skip_spaces((0x55fbb4538270))
   Call: (232) [system] peek_char((0x55fbb4538270), _1844182)
   Exit: (232) [system] peek_char((0x55fbb4538270), 'O')
   Call: (232) [system] 'O'=(;)
   Fail: (232) [system] 'O'=(;)
   Call: (232) [system] 'O'=(/)
   Fail: (232) [system] 'O'=(/)
^  Call: (232) [user] is_like_space('O')
   Call: (233) [system] char_type('O', 'white')
   Fail: (233) [system] char_type('O', 'white')
   Call: (233) [system] char_type('O', end_of_line)
   Fail: (233) [system] char_type('O', end_of_line)
   Call: (233) [system] char_type('O', space)
   Fail: (233) [system] char_type('O', space)
   Call: (233) [system] char_type('O', cntrl)
   Fail: (233) [system] char_type('O', cntrl)
^  Fail: (232) [user] is_like_space('O')
^  Exit: (231) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] peek_char((0x55fbb4538270), _1860192)
   Exit: (231) [system] peek_char((0x55fbb4538270), 'O')
   Call: (231) [system] 'O'=')'
   Fail: (231) [system] 'O'=')'
   Call: (231) [system] 'O'=end_of_file
   Fail: (231) [system] 'O'=end_of_file
^  Call: (231) [user] cont_sexpr(')', (0x55fbb4538270), _1865762)
^  Call: (232) [user] skip_spaces((0x55fbb4538270))
   Call: (233) [system] peek_char((0x55fbb4538270), _1867620)
   Exit: (233) [system] peek_char((0x55fbb4538270), 'O')
   Call: (233) [system] 'O'=(;)
   Fail: (233) [system] 'O'=(;)
   Call: (233) [system] 'O'=(/)
   Fail: (233) [system] 'O'=(/)
^  Call: (233) [user] is_like_space('O')
   Call: (234) [system] char_type('O', 'white')
   Fail: (234) [system] char_type('O', 'white')
   Call: (234) [system] char_type('O', end_of_line)
   Fail: (234) [system] char_type('O', end_of_line)
   Call: (234) [system] char_type('O', space)
   Fail: (234) [system] char_type('O', space)
   Call: (234) [system] char_type('O', cntrl)
   Fail: (234) [system] char_type('O', cntrl)
^  Fail: (233) [user] is_like_space('O')
^  Exit: (232) [user] skip_spaces((0x55fbb4538270))
   Call: (232) [system] get_char((0x55fbb4538270), _1883630)
   Exit: (232) [system] get_char((0x55fbb4538270), 'O')
   Call: (232) [system] 'O'='('
   Fail: (232) [system] 'O'='('
   Call: (232) [system] 'O'='['
   Fail: (232) [system] 'O'='['
   Call: (232) [system] 'O'='{'
   Fail: (232) [system] 'O'='{'
   Call: (232) [system] 'O'='"'
   Fail: (232) [system] 'O'='"'
   Call: (232) [system] 'O'=!
   Fail: (232) [system] 'O'=!
   Call: (232) [system] 'O'='\''
   Fail: (232) [system] 'O'='\''
   Call: (232) [system] 'O'='`'
   Fail: (232) [system] 'O'='`'
   Call: (232) [system] 'O'=end_of_file
   Fail: (232) [system] 'O'=end_of_file
^  Call: (232) [user] read_symbolic(')', (0x55fbb4538270), 'O', _1865762)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _1901272)
   Call: (234) [system] peek_char((0x55fbb4538270), _1902206)
   Exit: (234) [system] peek_char((0x55fbb4538270), r)
^  Call: (234) [user] is_delimiter(r)
   Call: (235) [system] char_type(r, space)
   Fail: (235) [system] char_type(r, space)
   Call: (235) [system] arg(_1906926, v('(', ')', end_of_file), r)
   Fail: (235) [system] arg(_1907858, v('(', ')', end_of_file), r)
^  Fail: (234) [user] is_delimiter(r)
   Call: (234) [system] ')'==r
   Fail: (234) [system] ')'==r
   Call: (234) [system] get_char((0x55fbb4538270), r)
   Exit: (234) [system] get_char((0x55fbb4538270), r)
   Call: (234) [system] r=(\)
   Fail: (234) [system] r=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _1915208)
   Call: (235) [system] peek_char((0x55fbb4538270), _1916142)
   Exit: (235) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (235) [user] is_delimiter('L')
   Call: (236) [system] char_type('L', space)
   Fail: (236) [system] char_type('L', space)
   Call: (236) [system] arg(_1920862, v('(', ')', end_of_file), 'L')
   Fail: (236) [system] arg(_1921794, v('(', ')', end_of_file), 'L')
^  Fail: (235) [user] is_delimiter('L')
   Call: (235) [system] ')'=='L'
   Fail: (235) [system] ')'=='L'
   Call: (235) [system] get_char((0x55fbb4538270), 'L')
   Exit: (235) [system] get_char((0x55fbb4538270), 'L')
   Call: (235) [system] 'L'=(\)
   Fail: (235) [system] 'L'=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), _1929144)
   Call: (236) [system] peek_char((0x55fbb4538270), _1930078)
   Exit: (236) [system] peek_char((0x55fbb4538270), i)
^  Call: (236) [user] is_delimiter(i)
   Call: (237) [system] char_type(i, space)
   Fail: (237) [system] char_type(i, space)
   Call: (237) [system] arg(_1934798, v('(', ')', end_of_file), i)
   Fail: (237) [system] arg(_1935730, v('(', ')', end_of_file), i)
^  Fail: (236) [user] is_delimiter(i)
   Call: (236) [system] ')'==i
   Fail: (236) [system] ')'==i
   Call: (236) [system] get_char((0x55fbb4538270), i)
   Exit: (236) [system] get_char((0x55fbb4538270), i)
   Call: (236) [system] i=(\)
   Fail: (236) [system] i=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), _1943080)
   Call: (237) [system] peek_char((0x55fbb4538270), _1944014)
   Exit: (237) [system] peek_char((0x55fbb4538270), n)
^  Call: (237) [user] is_delimiter(n)
   Call: (238) [system] char_type(n, space)
   Fail: (238) [system] char_type(n, space)
   Call: (238) [system] arg(_1948734, v('(', ')', end_of_file), n)
   Fail: (238) [system] arg(_1949666, v('(', ')', end_of_file), n)
^  Fail: (237) [user] is_delimiter(n)
   Call: (237) [system] ')'==n
   Fail: (237) [system] ')'==n
   Call: (237) [system] get_char((0x55fbb4538270), n)
   Exit: (237) [system] get_char((0x55fbb4538270), n)
   Call: (237) [system] n=(\)
   Fail: (237) [system] n=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), _1957016)
   Call: (238) [system] peek_char((0x55fbb4538270), _1957950)
   Exit: (238) [system] peek_char((0x55fbb4538270), k)
^  Call: (238) [user] is_delimiter(k)
   Call: (239) [system] char_type(k, space)
   Fail: (239) [system] char_type(k, space)
   Call: (239) [system] arg(_1962670, v('(', ')', end_of_file), k)
   Fail: (239) [system] arg(_1963602, v('(', ')', end_of_file), k)
^  Fail: (238) [user] is_delimiter(k)
   Call: (238) [system] ')'==k
   Fail: (238) [system] ')'==k
   Call: (238) [system] get_char((0x55fbb4538270), k)
   Exit: (238) [system] get_char((0x55fbb4538270), k)
   Call: (238) [system] k=(\)
   Fail: (238) [system] k=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), _1970952)
   Call: (239) [system] peek_char((0x55fbb4538270), _1971886)
   Exit: (239) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (239) [user] is_delimiter(' ')
   Call: (240) [system] char_type(' ', space)
   Exit: (240) [system] char_type(' ', space)
^  Exit: (239) [user] is_delimiter(' ')
   Call: (239) [system] _1970952=[]
   Exit: (239) [system] []=[]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (238) [system] _1957016=[k]
   Exit: (238) [system] [k]=[k]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (237) [system] _1943080=[n, k]
   Exit: (237) [system] [n, k]=[n, k]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (236) [system] _1929144=[i, n, k]
   Exit: (236) [system] [i, n, k]=[i, n, k]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (235) [system] _1915208=['L', i, n, k]
   Exit: (235) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (234) [system] _1901272=[r, 'L', i, n, k]
   Exit: (234) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (233) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _1865762)
^  Call: (234) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _1995140)
^  Call: (236) [system] setup_call_cleanup('$notrace'(_1996092, _1996094), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1995140), _1996074, fail)), '$restore_trace'(_1996092, _1996094))
^  Call: (237) [system] sig_atomic(system:'$notrace'(_1996092, _1996094))
^  Exit: (236) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1995140), _1996074, fail)), system:'$restore_trace'(3, -1))
   Call: (235) [system] atomic(_1995140)
   Fail: (235) [system] atomic(_1995140)
   Call: (235) [system] atom_chars(_1995140, ['O', r, 'L', i, n, k])
   Exit: (235) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (234) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (234) [system] integer('OrLink')
   Fail: (234) [system] integer('OrLink')
   Call: (234) [system] _1865762='OrLink'
   Exit: (234) [system] 'OrLink'='OrLink'
^  Exit: (233) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (232) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (231) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (231) [user] read_list(')', (0x55fbb4538270), _2010090)
^  Call: (232) [user] skip_spaces((0x55fbb4538270))
   Call: (233) [system] peek_char((0x55fbb4538270), _2011948)
   Exit: (233) [system] peek_char((0x55fbb4538270), ' ')
   Call: (233) [system] ' '=(;)
   Fail: (233) [system] ' '=(;)
   Call: (233) [system] ' '=(/)
   Fail: (233) [system] ' '=(/)
^  Call: (233) [user] is_like_space(' ')
   Call: (234) [system] char_type(' ', 'white')
   Exit: (234) [system] char_type(' ', 'white')
^  Exit: (233) [user] is_like_space(' ')
   Call: (233) [system] get_char((0x55fbb4538270), _2021542)
   Exit: (233) [system] get_char((0x55fbb4538270), ' ')
^  Call: (233) [user] skip_spaces((0x55fbb4538270))
   Call: (234) [system] peek_char((0x55fbb4538270), _2024246)
   Exit: (234) [system] peek_char((0x55fbb4538270), 'C')
   Call: (234) [system] 'C'=(;)
   Fail: (234) [system] 'C'=(;)
   Call: (234) [system] 'C'=(/)
   Fail: (234) [system] 'C'=(/)
^  Call: (234) [user] is_like_space('C')
   Call: (235) [system] char_type('C', 'white')
   Fail: (235) [system] char_type('C', 'white')
   Call: (235) [system] char_type('C', end_of_line)
   Fail: (235) [system] char_type('C', end_of_line)
   Call: (235) [system] char_type('C', space)
   Fail: (235) [system] char_type('C', space)
   Call: (235) [system] char_type('C', cntrl)
   Fail: (235) [system] char_type('C', cntrl)
^  Fail: (234) [user] is_like_space('C')
^  Exit: (233) [user] skip_spaces((0x55fbb4538270))
^  Exit: (232) [user] skip_spaces((0x55fbb4538270))
   Call: (232) [system] peek_char((0x55fbb4538270), _2041180)
   Exit: (232) [system] peek_char((0x55fbb4538270), 'C')
   Call: (232) [system] 'C'=')'
   Fail: (232) [system] 'C'=')'
   Call: (232) [system] 'C'=end_of_file
   Fail: (232) [system] 'C'=end_of_file
^  Call: (232) [user] cont_sexpr(')', (0x55fbb4538270), _2046750)
^  Call: (233) [user] skip_spaces((0x55fbb4538270))
   Call: (234) [system] peek_char((0x55fbb4538270), _2048608)
   Exit: (234) [system] peek_char((0x55fbb4538270), 'C')
   Call: (234) [system] 'C'=(;)
   Fail: (234) [system] 'C'=(;)
   Call: (234) [system] 'C'=(/)
   Fail: (234) [system] 'C'=(/)
^  Call: (234) [user] is_like_space('C')
   Call: (235) [system] char_type('C', 'white')
   Fail: (235) [system] char_type('C', 'white')
   Call: (235) [system] char_type('C', end_of_line)
   Fail: (235) [system] char_type('C', end_of_line)
   Call: (235) [system] char_type('C', space)
   Fail: (235) [system] char_type('C', space)
   Call: (235) [system] char_type('C', cntrl)
   Fail: (235) [system] char_type('C', cntrl)
^  Fail: (234) [user] is_like_space('C')
^  Exit: (233) [user] skip_spaces((0x55fbb4538270))
   Call: (233) [system] get_char((0x55fbb4538270), _2064618)
   Exit: (233) [system] get_char((0x55fbb4538270), 'C')
   Call: (233) [system] 'C'='('
   Fail: (233) [system] 'C'='('
   Call: (233) [system] 'C'='['
   Fail: (233) [system] 'C'='['
   Call: (233) [system] 'C'='{'
   Fail: (233) [system] 'C'='{'
   Call: (233) [system] 'C'='"'
   Fail: (233) [system] 'C'='"'
   Call: (233) [system] 'C'=!
   Fail: (233) [system] 'C'=!
   Call: (233) [system] 'C'='\''
   Fail: (233) [system] 'C'='\''
   Call: (233) [system] 'C'='`'
   Fail: (233) [system] 'C'='`'
   Call: (233) [system] 'C'=end_of_file
   Fail: (233) [system] 'C'=end_of_file
^  Call: (233) [user] read_symbolic(')', (0x55fbb4538270), 'C', _2046750)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _2082260)
   Call: (235) [system] peek_char((0x55fbb4538270), _2083194)
   Exit: (235) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (235) [user] is_delimiter(' ')
   Call: (236) [system] char_type(' ', space)
   Exit: (236) [system] char_type(' ', space)
^  Exit: (235) [user] is_delimiter(' ')
   Call: (235) [system] _2082260=[]
   Exit: (235) [system] []=[]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (234) [user] classify_and_convert_charseq(['C'], _2046750)
^  Call: (235) [user] classify_and_convert_charseq_(['C'], _2092478)
^  Call: (237) [system] setup_call_cleanup('$notrace'(_2093430, _2093432), once(user:catch(read_from_chars(['C'], _2092478), _2093412, fail)), '$restore_trace'(_2093430, _2093432))
^  Call: (238) [system] sig_atomic(system:'$notrace'(_2093430, _2093432))
^  Exit: (237) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _2092478), _2093412, fail)), system:'$restore_trace'(3, -1))
   Call: (236) [system] atomic(_6254)
   Fail: (236) [system] atomic(_6254)
   Call: (236) [system] atom_chars(_6254, ['C'])
   Exit: (236) [system] atom_chars('C', ['C'])
^  Exit: (235) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (235) [system] integer('C')
   Fail: (235) [system] integer('C')
   Call: (235) [system] _6242='C'
   Exit: (235) [system] 'C'='C'
^  Exit: (234) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (233) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (232) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (232) [user] read_list(')', (0x55fbb4538270), _16890)
^  Call: (233) [user] skip_spaces((0x55fbb4538270))
   Call: (234) [system] peek_char((0x55fbb4538270), _18748)
   Exit: (234) [system] peek_char((0x55fbb4538270), ' ')
   Call: (234) [system] ' '=(;)
   Fail: (234) [system] ' '=(;)
   Call: (234) [system] ' '=(/)
   Fail: (234) [system] ' '=(/)
^  Call: (234) [user] is_like_space(' ')
   Call: (235) [system] char_type(' ', 'white')
   Exit: (235) [system] char_type(' ', 'white')
^  Exit: (234) [user] is_like_space(' ')
   Call: (234) [system] get_char((0x55fbb4538270), _28342)
   Exit: (234) [system] get_char((0x55fbb4538270), ' ')
^  Call: (234) [user] skip_spaces((0x55fbb4538270))
   Call: (235) [system] peek_char((0x55fbb4538270), _31046)
   Exit: (235) [system] peek_char((0x55fbb4538270), 'D')
   Call: (235) [system] 'D'=(;)
   Fail: (235) [system] 'D'=(;)
   Call: (235) [system] 'D'=(/)
   Fail: (235) [system] 'D'=(/)
^  Call: (235) [user] is_like_space('D')
   Call: (236) [system] char_type('D', 'white')
   Fail: (236) [system] char_type('D', 'white')
   Call: (236) [system] char_type('D', end_of_line)
   Fail: (236) [system] char_type('D', end_of_line)
   Call: (236) [system] char_type('D', space)
   Fail: (236) [system] char_type('D', space)
   Call: (236) [system] char_type('D', cntrl)
   Fail: (236) [system] char_type('D', cntrl)
^  Fail: (235) [user] is_like_space('D')
^  Exit: (234) [user] skip_spaces((0x55fbb4538270))
^  Exit: (233) [user] skip_spaces((0x55fbb4538270))
   Call: (233) [system] peek_char((0x55fbb4538270), _47980)
   Exit: (233) [system] peek_char((0x55fbb4538270), 'D')
   Call: (233) [system] 'D'=')'
   Fail: (233) [system] 'D'=')'
   Call: (233) [system] 'D'=end_of_file
   Fail: (233) [system] 'D'=end_of_file
^  Call: (233) [user] cont_sexpr(')', (0x55fbb4538270), _53550)
^  Call: (234) [user] skip_spaces((0x55fbb4538270))
   Call: (235) [system] peek_char((0x55fbb4538270), _55408)
   Exit: (235) [system] peek_char((0x55fbb4538270), 'D')
   Call: (235) [system] 'D'=(;)
   Fail: (235) [system] 'D'=(;)
   Call: (235) [system] 'D'=(/)
   Fail: (235) [system] 'D'=(/)
^  Call: (235) [user] is_like_space('D')
   Call: (236) [system] char_type('D', 'white')
   Fail: (236) [system] char_type('D', 'white')
   Call: (236) [system] char_type('D', end_of_line)
   Fail: (236) [system] char_type('D', end_of_line)
   Call: (236) [system] char_type('D', space)
   Fail: (236) [system] char_type('D', space)
   Call: (236) [system] char_type('D', cntrl)
   Fail: (236) [system] char_type('D', cntrl)
^  Fail: (235) [user] is_like_space('D')
^  Exit: (234) [user] skip_spaces((0x55fbb4538270))
   Call: (234) [system] get_char((0x55fbb4538270), _71418)
   Exit: (234) [system] get_char((0x55fbb4538270), 'D')
   Call: (234) [system] 'D'='('
   Fail: (234) [system] 'D'='('
   Call: (234) [system] 'D'='['
   Fail: (234) [system] 'D'='['
   Call: (234) [system] 'D'='{'
   Fail: (234) [system] 'D'='{'
   Call: (234) [system] 'D'='"'
   Fail: (234) [system] 'D'='"'
   Call: (234) [system] 'D'=!
   Fail: (234) [system] 'D'=!
   Call: (234) [system] 'D'='\''
   Fail: (234) [system] 'D'='\''
   Call: (234) [system] 'D'='`'
   Fail: (234) [system] 'D'='`'
   Call: (234) [system] 'D'=end_of_file
   Fail: (234) [system] 'D'=end_of_file
^  Call: (234) [user] read_symbolic(')', (0x55fbb4538270), 'D', _53550)
^  Call: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), _89060)
   Call: (236) [system] peek_char((0x55fbb4538270), _89994)
   Exit: (236) [system] peek_char((0x55fbb4538270), ')')
^  Call: (236) [user] is_delimiter(')')
   Call: (237) [system] char_type(')', space)
   Fail: (237) [system] char_type(')', space)
   Call: (237) [system] arg(_94714, v('(', ')', end_of_file), ')')
   Exit: (237) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (236) [user] is_delimiter(')')
   Call: (236) [system] _89060=[]
   Exit: (236) [system] []=[]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (235) [user] classify_and_convert_charseq(['D'], _53550)
^  Call: (236) [user] classify_and_convert_charseq_(['D'], _101150)
^  Call: (238) [system] setup_call_cleanup('$notrace'(_102102, _102104), once(user:catch(read_from_chars(['D'], _101150), _102084, fail)), '$restore_trace'(_102102, _102104))
^  Call: (239) [system] sig_atomic(system:'$notrace'(_102102, _102104))
^  Exit: (238) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _101150), _102084, fail)), system:'$restore_trace'(3, -1))
   Call: (237) [system] atomic(_101150)
   Fail: (237) [system] atomic(_101150)
   Call: (237) [system] atom_chars(_101150, ['D'])
   Exit: (237) [system] atom_chars('D', ['D'])
^  Exit: (236) [user] classify_and_convert_charseq_(['D'], 'D')
   Call: (236) [system] integer('D')
   Fail: (236) [system] integer('D')
   Call: (236) [system] _53550='D'
   Exit: (236) [system] 'D'='D'
^  Exit: (235) [user] classify_and_convert_charseq(['D'], 'D')
^  Exit: (234) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'D')
^  Exit: (233) [user] cont_sexpr(')', (0x55fbb4538270), 'D')
^  Call: (233) [user] read_list(')', (0x55fbb4538270), _116100)
^  Call: (234) [user] skip_spaces((0x55fbb4538270))
   Call: (235) [system] peek_char((0x55fbb4538270), _117958)
   Exit: (235) [system] peek_char((0x55fbb4538270), ')')
   Call: (235) [system] ')'=(;)
   Fail: (235) [system] ')'=(;)
   Call: (235) [system] ')'=(/)
   Fail: (235) [system] ')'=(/)
^  Call: (235) [user] is_like_space(')')
   Call: (236) [system] char_type(')', 'white')
   Fail: (236) [system] char_type(')', 'white')
   Call: (236) [system] char_type(')', end_of_line)
   Fail: (236) [system] char_type(')', end_of_line)
   Call: (236) [system] char_type(')', space)
   Fail: (236) [system] char_type(')', space)
   Call: (236) [system] char_type(')', cntrl)
   Fail: (236) [system] char_type(')', cntrl)
^  Fail: (235) [user] is_like_space(')')
^  Exit: (234) [user] skip_spaces((0x55fbb4538270))
   Call: (234) [system] peek_char((0x55fbb4538270), _133968)
   Exit: (234) [system] peek_char((0x55fbb4538270), ')')
   Call: (234) [system] ')'=')'
   Exit: (234) [system] ')'=')'
   Call: (234) [system] get_char((0x55fbb4538270), _137758)
   Exit: (234) [system] get_char((0x55fbb4538270), ')')
   Call: (234) [system] _116100=[]
   Exit: (234) [system] []=[]
^  Exit: (233) [user] read_list(')', (0x55fbb4538270), [])
   Call: (233) [system] _16890=['D']
   Exit: (233) [system] ['D']=['D']
^  Exit: (232) [user] read_list(')', (0x55fbb4538270), ['D'])
   Call: (232) [system] _6238=['C', 'D']
   Exit: (232) [system] ['C', 'D']=['C', 'D']
^  Exit: (231) [user] read_list(')', (0x55fbb4538270), ['C', 'D'])
   Call: (231) [system] _6230=['OrLink', 'C', 'D']
   Exit: (231) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (230) [user] read_list(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Exit: (229) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Call: (229) [user] read_list(')', (0x55fbb4538270), _151640)
^  Call: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] peek_char((0x55fbb4538270), _153498)
   Exit: (231) [system] peek_char((0x55fbb4538270), ' ')
   Call: (231) [system] ' '=(;)
   Fail: (231) [system] ' '=(;)
   Call: (231) [system] ' '=(/)
   Fail: (231) [system] ' '=(/)
^  Call: (231) [user] is_like_space(' ')
   Call: (232) [system] char_type(' ', 'white')
   Exit: (232) [system] char_type(' ', 'white')
^  Exit: (231) [user] is_like_space(' ')
   Call: (231) [system] get_char((0x55fbb4538270), _163092)
   Exit: (231) [system] get_char((0x55fbb4538270), ' ')
^  Call: (231) [user] skip_spaces((0x55fbb4538270))
   Call: (232) [system] peek_char((0x55fbb4538270), _165796)
   Exit: (232) [system] peek_char((0x55fbb4538270), 'E')
   Call: (232) [system] 'E'=(;)
   Fail: (232) [system] 'E'=(;)
   Call: (232) [system] 'E'=(/)
   Fail: (232) [system] 'E'=(/)
^  Call: (232) [user] is_like_space('E')
   Call: (233) [system] char_type('E', 'white')
   Fail: (233) [system] char_type('E', 'white')
   Call: (233) [system] char_type('E', end_of_line)
   Fail: (233) [system] char_type('E', end_of_line)
   Call: (233) [system] char_type('E', space)
   Fail: (233) [system] char_type('E', space)
   Call: (233) [system] char_type('E', cntrl)
   Fail: (233) [system] char_type('E', cntrl)
^  Fail: (232) [user] is_like_space('E')
^  Exit: (231) [user] skip_spaces((0x55fbb4538270))
^  Exit: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _182730)
   Exit: (230) [system] peek_char((0x55fbb4538270), 'E')
   Call: (230) [system] 'E'=')'
   Fail: (230) [system] 'E'=')'
   Call: (230) [system] 'E'=end_of_file
   Fail: (230) [system] 'E'=end_of_file
^  Call: (230) [user] cont_sexpr(')', (0x55fbb4538270), _188300)
^  Call: (231) [user] skip_spaces((0x55fbb4538270))
   Call: (232) [system] peek_char((0x55fbb4538270), _190158)
   Exit: (232) [system] peek_char((0x55fbb4538270), 'E')
   Call: (232) [system] 'E'=(;)
   Fail: (232) [system] 'E'=(;)
   Call: (232) [system] 'E'=(/)
   Fail: (232) [system] 'E'=(/)
^  Call: (232) [user] is_like_space('E')
   Call: (233) [system] char_type('E', 'white')
   Fail: (233) [system] char_type('E', 'white')
   Call: (233) [system] char_type('E', end_of_line)
   Fail: (233) [system] char_type('E', end_of_line)
   Call: (233) [system] char_type('E', space)
   Fail: (233) [system] char_type('E', space)
   Call: (233) [system] char_type('E', cntrl)
   Fail: (233) [system] char_type('E', cntrl)
^  Fail: (232) [user] is_like_space('E')
^  Exit: (231) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] get_char((0x55fbb4538270), _206168)
   Exit: (231) [system] get_char((0x55fbb4538270), 'E')
   Call: (231) [system] 'E'='('
   Fail: (231) [system] 'E'='('
   Call: (231) [system] 'E'='['
   Fail: (231) [system] 'E'='['
   Call: (231) [system] 'E'='{'
   Fail: (231) [system] 'E'='{'
   Call: (231) [system] 'E'='"'
   Fail: (231) [system] 'E'='"'
   Call: (231) [system] 'E'=!
   Fail: (231) [system] 'E'=!
   Call: (231) [system] 'E'='\''
   Fail: (231) [system] 'E'='\''
   Call: (231) [system] 'E'='`'
   Fail: (231) [system] 'E'='`'
   Call: (231) [system] 'E'=end_of_file
   Fail: (231) [system] 'E'=end_of_file
^  Call: (231) [user] read_symbolic(')', (0x55fbb4538270), 'E', _188300)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _223810)
   Call: (233) [system] peek_char((0x55fbb4538270), _224744)
   Exit: (233) [system] peek_char((0x55fbb4538270), ')')
^  Call: (233) [user] is_delimiter(')')
   Call: (234) [system] char_type(')', space)
   Fail: (234) [system] char_type(')', space)
   Call: (234) [system] arg(_229464, v('(', ')', end_of_file), ')')
   Exit: (234) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (233) [user] is_delimiter(')')
   Call: (233) [system] _223810=[]
   Exit: (233) [system] []=[]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (232) [user] classify_and_convert_charseq(['E'], _188300)
^  Call: (233) [user] classify_and_convert_charseq_(['E'], _235900)
^  Call: (235) [system] setup_call_cleanup('$notrace'(_236852, _236854), once(user:catch(read_from_chars(['E'], _235900), _236834, fail)), '$restore_trace'(_236852, _236854))
^  Call: (236) [system] sig_atomic(system:'$notrace'(_236852, _236854))
^  Exit: (235) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _235900), _236834, fail)), system:'$restore_trace'(3, -1))
   Call: (234) [system] atomic(_235900)
   Fail: (234) [system] atomic(_235900)
   Call: (234) [system] atom_chars(_235900, ['E'])
   Exit: (234) [system] atom_chars('E', ['E'])
^  Exit: (233) [user] classify_and_convert_charseq_(['E'], 'E')
   Call: (233) [system] integer('E')
   Fail: (233) [system] integer('E')
   Call: (233) [system] _188300='E'
   Exit: (233) [system] 'E'='E'
^  Exit: (232) [user] classify_and_convert_charseq(['E'], 'E')
^  Exit: (231) [user] read_symbolic(')', (0x55fbb4538270), 'E', 'E')
^  Exit: (230) [user] cont_sexpr(')', (0x55fbb4538270), 'E')
^  Call: (230) [user] read_list(')', (0x55fbb4538270), _250850)
^  Call: (231) [user] skip_spaces((0x55fbb4538270))
   Call: (232) [system] peek_char((0x55fbb4538270), _252708)
   Exit: (232) [system] peek_char((0x55fbb4538270), ')')
   Call: (232) [system] ')'=(;)
   Fail: (232) [system] ')'=(;)
   Call: (232) [system] ')'=(/)
   Fail: (232) [system] ')'=(/)
^  Call: (232) [user] is_like_space(')')
   Call: (233) [system] char_type(')', 'white')
   Fail: (233) [system] char_type(')', 'white')
   Call: (233) [system] char_type(')', end_of_line)
   Fail: (233) [system] char_type(')', end_of_line)
   Call: (233) [system] char_type(')', space)
   Fail: (233) [system] char_type(')', space)
   Call: (233) [system] char_type(')', cntrl)
   Fail: (233) [system] char_type(')', cntrl)
^  Fail: (232) [user] is_like_space(')')
^  Exit: (231) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] peek_char((0x55fbb4538270), _268718)
   Exit: (231) [system] peek_char((0x55fbb4538270), ')')
   Call: (231) [system] ')'=')'
   Exit: (231) [system] ')'=')'
   Call: (231) [system] get_char((0x55fbb4538270), _272508)
   Exit: (231) [system] get_char((0x55fbb4538270), ')')
   Call: (231) [system] _250850=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_list(')', (0x55fbb4538270), [])
   Call: (230) [system] _151640=['E']
   Exit: (230) [system] ['E']=['E']
^  Exit: (229) [user] read_list(')', (0x55fbb4538270), ['E'])
   Call: (229) [system] _6226=[['OrLink', 'C', 'D'], 'E']
   Exit: (229) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (228) [user] read_list(')', (0x55fbb4538270), [['OrLink', 'C', 'D'], 'E'])
   Call: (228) [system] _6218=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (228) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (227) [user] read_list(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (226) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (226) [user] read_list(')', (0x55fbb4538270), _286390)
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _288248)
   Exit: (228) [system] peek_char((0x55fbb4538270), ')')
   Call: (228) [system] ')'=(;)
   Fail: (228) [system] ')'=(;)
   Call: (228) [system] ')'=(/)
   Fail: (228) [system] ')'=(/)
^  Call: (228) [user] is_like_space(')')
   Call: (229) [system] char_type(')', 'white')
   Fail: (229) [system] char_type(')', 'white')
   Call: (229) [system] char_type(')', end_of_line)
   Fail: (229) [system] char_type(')', end_of_line)
   Call: (229) [system] char_type(')', space)
   Fail: (229) [system] char_type(')', space)
   Call: (229) [system] char_type(')', cntrl)
   Fail: (229) [system] char_type(')', cntrl)
^  Fail: (228) [user] is_like_space(')')
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _304258)
   Exit: (227) [system] peek_char((0x55fbb4538270), ')')
   Call: (227) [system] ')'=')'
   Exit: (227) [system] ')'=')'
   Call: (227) [system] get_char((0x55fbb4538270), _308048)
   Exit: (227) [system] get_char((0x55fbb4538270), ')')
   Call: (227) [system] _286390=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_list(')', (0x55fbb4538270), [])
   Call: (226) [system] _6214=[['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (226) [system] [['Implication', ['OrLink', 'C', 'D'], 'E']]=[['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (225) [user] read_list(')', (0x55fbb4538270), [['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (225) [system] _6208=['A', ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (225) [system] ['A', ['Implication', ['OrLink', 'C', 'D'], 'E']]=['A', ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (224) [user] read_list(')', (0x55fbb4538270), ['A', ['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (224) [system] _6200=['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (224) [system] ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]=['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (223) [user] read_list(')', (0x55fbb4538270), ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Exit: (222) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Call: (222) [user] read_list(')', (0x55fbb4538270), _321930)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _323788)
   Exit: (224) [system] peek_char((0x55fbb4538270), ')')
   Call: (224) [system] ')'=(;)
   Fail: (224) [system] ')'=(;)
   Call: (224) [system] ')'=(/)
   Fail: (224) [system] ')'=(/)
^  Call: (224) [user] is_like_space(')')
   Call: (225) [system] char_type(')', 'white')
   Fail: (225) [system] char_type(')', 'white')
   Call: (225) [system] char_type(')', end_of_line)
   Fail: (225) [system] char_type(')', end_of_line)
   Call: (225) [system] char_type(')', space)
   Fail: (225) [system] char_type(')', space)
   Call: (225) [system] char_type(')', cntrl)
   Fail: (225) [system] char_type(')', cntrl)
^  Fail: (224) [user] is_like_space(')')
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _339798)
   Exit: (223) [system] peek_char((0x55fbb4538270), ')')
   Call: (223) [system] ')'=')'
   Exit: (223) [system] ')'=')'
   Call: (223) [system] get_char((0x55fbb4538270), _343588)
   Exit: (223) [system] get_char((0x55fbb4538270), ')')
   Call: (223) [system] _321930=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_list(')', (0x55fbb4538270), [])
   Call: (222) [system] _6196=[['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (222) [system] [['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (221) [user] read_list(')', (0x55fbb4538270), [['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (221) [system] _6172=[['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (221) [system] [['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (220) [user] read_list(')', (0x55fbb4538270), [['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (220) [system] _6164=[:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (220) [system] [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (219) [user] read_list(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Exit: (218) [user] cont_sexpr(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Call: (218) [user] read_list(')', (0x55fbb4538270), _357470)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _359328)
   Exit: (220) [system] peek_char((0x55fbb4538270), '\n')
   Call: (220) [system] '\n'=(;)
   Fail: (220) [system] '\n'=(;)
   Call: (220) [system] '\n'=(/)
   Fail: (220) [system] '\n'=(/)
^  Call: (220) [user] is_like_space('\n')
   Call: (221) [system] char_type('\n', 'white')
   Fail: (221) [system] char_type('\n', 'white')
   Call: (221) [system] char_type('\n', end_of_line)
   Exit: (221) [system] char_type('\n', end_of_line)
^  Exit: (220) [user] is_like_space('\n')
   Call: (220) [system] get_char((0x55fbb4538270), _370778)
   Exit: (220) [system] get_char((0x55fbb4538270), '\n')
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _373482)
   Exit: (221) [system] peek_char((0x55fbb4538270), '\t')
   Call: (221) [system] '\t'=(;)
   Fail: (221) [system] '\t'=(;)
   Call: (221) [system] '\t'=(/)
   Fail: (221) [system] '\t'=(/)
^  Call: (221) [user] is_like_space('\t')
   Call: (222) [system] char_type('\t', 'white')
   Exit: (222) [system] char_type('\t', 'white')
^  Exit: (221) [user] is_like_space('\t')
   Call: (221) [system] get_char((0x55fbb4538270), _383076)
   Exit: (221) [system] get_char((0x55fbb4538270), '\t')
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _385780)
   Exit: (222) [system] peek_char((0x55fbb4538270), '\t')
   Call: (222) [system] '\t'=(;)
   Fail: (222) [system] '\t'=(;)
   Call: (222) [system] '\t'=(/)
   Fail: (222) [system] '\t'=(/)
^  Call: (222) [user] is_like_space('\t')
   Call: (223) [system] char_type('\t', 'white')
   Exit: (223) [system] char_type('\t', 'white')
^  Exit: (222) [user] is_like_space('\t')
   Call: (222) [system] get_char((0x55fbb4538270), _395374)
   Exit: (222) [system] get_char((0x55fbb4538270), '\t')
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _398078)
   Exit: (223) [system] peek_char((0x55fbb4538270), ' ')
   Call: (223) [system] ' '=(;)
   Fail: (223) [system] ' '=(;)
   Call: (223) [system] ' '=(/)
   Fail: (223) [system] ' '=(/)
^  Call: (223) [user] is_like_space(' ')
   Call: (224) [system] char_type(' ', 'white')
   Exit: (224) [system] char_type(' ', 'white')
^  Exit: (223) [user] is_like_space(' ')
   Call: (223) [system] get_char((0x55fbb4538270), _407672)
   Exit: (223) [system] get_char((0x55fbb4538270), ' ')
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _410376)
   Exit: (224) [system] peek_char((0x55fbb4538270), '(')
   Call: (224) [system] '('=(;)
   Fail: (224) [system] '('=(;)
   Call: (224) [system] '('=(/)
   Fail: (224) [system] '('=(/)
^  Call: (224) [user] is_like_space('(')
   Call: (225) [system] char_type('(', 'white')
   Fail: (225) [system] char_type('(', 'white')
   Call: (225) [system] char_type('(', end_of_line)
   Fail: (225) [system] char_type('(', end_of_line)
   Call: (225) [system] char_type('(', space)
   Fail: (225) [system] char_type('(', space)
   Call: (225) [system] char_type('(', cntrl)
   Fail: (225) [system] char_type('(', cntrl)
^  Fail: (224) [user] is_like_space('(')
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _430082)
   Exit: (219) [system] peek_char((0x55fbb4538270), '(')
   Call: (219) [system] '('=')'
   Fail: (219) [system] '('=')'
   Call: (219) [system] '('=end_of_file
   Fail: (219) [system] '('=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55fbb4538270), _435652)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _437510)
   Exit: (221) [system] peek_char((0x55fbb4538270), '(')
   Call: (221) [system] '('=(;)
   Fail: (221) [system] '('=(;)
   Call: (221) [system] '('=(/)
   Fail: (221) [system] '('=(/)
^  Call: (221) [user] is_like_space('(')
   Call: (222) [system] char_type('(', 'white')
   Fail: (222) [system] char_type('(', 'white')
   Call: (222) [system] char_type('(', end_of_line)
   Fail: (222) [system] char_type('(', end_of_line)
   Call: (222) [system] char_type('(', space)
   Fail: (222) [system] char_type('(', space)
   Call: (222) [system] char_type('(', cntrl)
   Fail: (222) [system] char_type('(', cntrl)
^  Fail: (221) [user] is_like_space('(')
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] get_char((0x55fbb4538270), _453520)
   Exit: (220) [system] get_char((0x55fbb4538270), '(')
   Call: (220) [system] '('='('
   Exit: (220) [system] '('='('
^  Call: (220) [user] read_list(')', (0x55fbb4538270), _435652)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _459090)
   Exit: (222) [system] peek_char((0x55fbb4538270), :)
   Call: (222) [system] (:)=(;)
   Fail: (222) [system] (:)=(;)
   Call: (222) [system] (:)=(/)
   Fail: (222) [system] (:)=(/)
^  Call: (222) [user] is_like_space(:)
   Call: (223) [system] char_type(:, 'white')
   Fail: (223) [system] char_type(:, 'white')
   Call: (223) [system] char_type(:, end_of_line)
   Fail: (223) [system] char_type(:, end_of_line)
   Call: (223) [system] char_type(:, space)
   Fail: (223) [system] char_type(:, space)
   Call: (223) [system] char_type(:, cntrl)
   Fail: (223) [system] char_type(:, cntrl)
^  Fail: (222) [user] is_like_space(:)
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _475100)
   Exit: (221) [system] peek_char((0x55fbb4538270), :)
   Call: (221) [system] (:)=')'
   Fail: (221) [system] (:)=')'
   Call: (221) [system] (:)=end_of_file
   Fail: (221) [system] (:)=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55fbb4538270), _480670)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _482528)
   Exit: (223) [system] peek_char((0x55fbb4538270), :)
   Call: (223) [system] (:)=(;)
   Fail: (223) [system] (:)=(;)
   Call: (223) [system] (:)=(/)
   Fail: (223) [system] (:)=(/)
^  Call: (223) [user] is_like_space(:)
   Call: (224) [system] char_type(:, 'white')
   Fail: (224) [system] char_type(:, 'white')
   Call: (224) [system] char_type(:, end_of_line)
   Fail: (224) [system] char_type(:, end_of_line)
   Call: (224) [system] char_type(:, space)
   Fail: (224) [system] char_type(:, space)
   Call: (224) [system] char_type(:, cntrl)
   Fail: (224) [system] char_type(:, cntrl)
^  Fail: (223) [user] is_like_space(:)
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] get_char((0x55fbb4538270), _498538)
   Exit: (222) [system] get_char((0x55fbb4538270), :)
   Call: (222) [system] (:)='('
   Fail: (222) [system] (:)='('
   Call: (222) [system] (:)='['
   Fail: (222) [system] (:)='['
   Call: (222) [system] (:)='{'
   Fail: (222) [system] (:)='{'
   Call: (222) [system] (:)='"'
   Fail: (222) [system] (:)='"'
   Call: (222) [system] (:)=!
   Fail: (222) [system] (:)=!
   Call: (222) [system] (:)='\''
   Fail: (222) [system] (:)='\''
   Call: (222) [system] (:)='`'
   Fail: (222) [system] (:)='`'
   Call: (222) [system] (:)=end_of_file
   Fail: (222) [system] (:)=end_of_file
^  Call: (222) [user] read_symbolic(')', (0x55fbb4538270), :, _480670)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _516180)
   Call: (224) [system] peek_char((0x55fbb4538270), _517114)
   Exit: (224) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (224) [user] is_delimiter(' ')
   Call: (225) [system] char_type(' ', space)
   Exit: (225) [system] char_type(' ', space)
^  Exit: (224) [user] is_delimiter(' ')
   Call: (224) [system] _516180=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (223) [user] classify_and_convert_charseq([:], _480670)
^  Call: (224) [user] classify_and_convert_charseq_([:], _526398)
^  Call: (226) [system] setup_call_cleanup('$notrace'(_527350, _527352), once(user:catch(read_from_chars([:], _526398), _527332, fail)), '$restore_trace'(_527350, _527352))
^  Call: (227) [system] sig_atomic(system:'$notrace'(_527350, _527352))
^  Exit: (226) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _527332, fail)), system:'$restore_trace'(3, -1))
   Call: (225) [system] atomic(:)
   Exit: (225) [system] atomic(:)
^  Exit: (224) [user] classify_and_convert_charseq_([:], :)
   Call: (224) [system] integer(:)
   Fail: (224) [system] integer(:)
   Call: (224) [system] _480670=(:)
   Exit: (224) [system] (:)=(:)
^  Exit: (223) [user] classify_and_convert_charseq([:], :)
^  Exit: (222) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (221) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (221) [user] read_list(')', (0x55fbb4538270), _539478)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _541336)
   Exit: (223) [system] peek_char((0x55fbb4538270), ' ')
   Call: (223) [system] ' '=(;)
   Fail: (223) [system] ' '=(;)
   Call: (223) [system] ' '=(/)
   Fail: (223) [system] ' '=(/)
^  Call: (223) [user] is_like_space(' ')
   Call: (224) [system] char_type(' ', 'white')
   Exit: (224) [system] char_type(' ', 'white')
^  Exit: (223) [user] is_like_space(' ')
   Call: (223) [system] get_char((0x55fbb4538270), _550930)
   Exit: (223) [system] get_char((0x55fbb4538270), ' ')
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _553634)
   Exit: (224) [system] peek_char((0x55fbb4538270), '(')
   Call: (224) [system] '('=(;)
   Fail: (224) [system] '('=(;)
   Call: (224) [system] '('=(/)
   Fail: (224) [system] '('=(/)
^  Call: (224) [user] is_like_space('(')
   Call: (225) [system] char_type('(', 'white')
   Fail: (225) [system] char_type('(', 'white')
   Call: (225) [system] char_type('(', end_of_line)
   Fail: (225) [system] char_type('(', end_of_line)
   Call: (225) [system] char_type('(', space)
   Fail: (225) [system] char_type('(', space)
   Call: (225) [system] char_type('(', cntrl)
   Fail: (225) [system] char_type('(', cntrl)
^  Fail: (224) [user] is_like_space('(')
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _570568)
   Exit: (222) [system] peek_char((0x55fbb4538270), '(')
   Call: (222) [system] '('=')'
   Fail: (222) [system] '('=')'
   Call: (222) [system] '('=end_of_file
   Fail: (222) [system] '('=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55fbb4538270), _576138)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _577996)
   Exit: (224) [system] peek_char((0x55fbb4538270), '(')
   Call: (224) [system] '('=(;)
   Fail: (224) [system] '('=(;)
   Call: (224) [system] '('=(/)
   Fail: (224) [system] '('=(/)
^  Call: (224) [user] is_like_space('(')
   Call: (225) [system] char_type('(', 'white')
   Fail: (225) [system] char_type('(', 'white')
   Call: (225) [system] char_type('(', end_of_line)
   Fail: (225) [system] char_type('(', end_of_line)
   Call: (225) [system] char_type('(', space)
   Fail: (225) [system] char_type('(', space)
   Call: (225) [system] char_type('(', cntrl)
   Fail: (225) [system] char_type('(', cntrl)
^  Fail: (224) [user] is_like_space('(')
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] get_char((0x55fbb4538270), _594006)
   Exit: (223) [system] get_char((0x55fbb4538270), '(')
   Call: (223) [system] '('='('
   Exit: (223) [system] '('='('
^  Call: (223) [user] read_list(')', (0x55fbb4538270), _576138)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _599576)
   Exit: (225) [system] peek_char((0x55fbb4538270), 'D')
   Call: (225) [system] 'D'=(;)
   Fail: (225) [system] 'D'=(;)
   Call: (225) [system] 'D'=(/)
   Fail: (225) [system] 'D'=(/)
^  Call: (225) [user] is_like_space('D')
   Call: (226) [system] char_type('D', 'white')
   Fail: (226) [system] char_type('D', 'white')
   Call: (226) [system] char_type('D', end_of_line)
   Fail: (226) [system] char_type('D', end_of_line)
   Call: (226) [system] char_type('D', space)
   Fail: (226) [system] char_type('D', space)
   Call: (226) [system] char_type('D', cntrl)
   Fail: (226) [system] char_type('D', cntrl)
^  Fail: (225) [user] is_like_space('D')
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _615586)
   Exit: (224) [system] peek_char((0x55fbb4538270), 'D')
   Call: (224) [system] 'D'=')'
   Fail: (224) [system] 'D'=')'
   Call: (224) [system] 'D'=end_of_file
   Fail: (224) [system] 'D'=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55fbb4538270), _621156)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _623014)
   Exit: (226) [system] peek_char((0x55fbb4538270), 'D')
   Call: (226) [system] 'D'=(;)
   Fail: (226) [system] 'D'=(;)
   Call: (226) [system] 'D'=(/)
   Fail: (226) [system] 'D'=(/)
^  Call: (226) [user] is_like_space('D')
   Call: (227) [system] char_type('D', 'white')
   Fail: (227) [system] char_type('D', 'white')
   Call: (227) [system] char_type('D', end_of_line)
   Fail: (227) [system] char_type('D', end_of_line)
   Call: (227) [system] char_type('D', space)
   Fail: (227) [system] char_type('D', space)
   Call: (227) [system] char_type('D', cntrl)
   Fail: (227) [system] char_type('D', cntrl)
^  Fail: (226) [user] is_like_space('D')
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] get_char((0x55fbb4538270), _639024)
   Exit: (225) [system] get_char((0x55fbb4538270), 'D')
   Call: (225) [system] 'D'='('
   Fail: (225) [system] 'D'='('
   Call: (225) [system] 'D'='['
   Fail: (225) [system] 'D'='['
   Call: (225) [system] 'D'='{'
   Fail: (225) [system] 'D'='{'
   Call: (225) [system] 'D'='"'
   Fail: (225) [system] 'D'='"'
   Call: (225) [system] 'D'=!
   Fail: (225) [system] 'D'=!
   Call: (225) [system] 'D'='\''
   Fail: (225) [system] 'D'='\''
   Call: (225) [system] 'D'='`'
   Fail: (225) [system] 'D'='`'
   Call: (225) [system] 'D'=end_of_file
   Fail: (225) [system] 'D'=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55fbb4538270), 'D', _621156)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _656666)
   Call: (227) [system] peek_char((0x55fbb4538270), _657600)
   Exit: (227) [system] peek_char((0x55fbb4538270), i)
^  Call: (227) [user] is_delimiter(i)
   Call: (228) [system] char_type(i, space)
   Fail: (228) [system] char_type(i, space)
   Call: (228) [system] arg(_662320, v('(', ')', end_of_file), i)
   Fail: (228) [system] arg(_663252, v('(', ')', end_of_file), i)
^  Fail: (227) [user] is_delimiter(i)
   Call: (227) [system] ')'==i
   Fail: (227) [system] ')'==i
   Call: (227) [system] get_char((0x55fbb4538270), i)
   Exit: (227) [system] get_char((0x55fbb4538270), i)
   Call: (227) [system] i=(\)
   Fail: (227) [system] i=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _670602)
   Call: (228) [system] peek_char((0x55fbb4538270), _671536)
   Exit: (228) [system] peek_char((0x55fbb4538270), s)
^  Call: (228) [user] is_delimiter(s)
   Call: (229) [system] char_type(s, space)
   Fail: (229) [system] char_type(s, space)
   Call: (229) [system] arg(_676256, v('(', ')', end_of_file), s)
   Fail: (229) [system] arg(_677188, v('(', ')', end_of_file), s)
^  Fail: (228) [user] is_delimiter(s)
   Call: (228) [system] ')'==s
   Fail: (228) [system] ')'==s
   Call: (228) [system] get_char((0x55fbb4538270), s)
   Exit: (228) [system] get_char((0x55fbb4538270), s)
   Call: (228) [system] s=(\)
   Fail: (228) [system] s=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _684538)
   Call: (229) [system] peek_char((0x55fbb4538270), _685472)
   Exit: (229) [system] peek_char((0x55fbb4538270), j)
^  Call: (229) [user] is_delimiter(j)
   Call: (230) [system] char_type(j, space)
   Fail: (230) [system] char_type(j, space)
   Call: (230) [system] arg(_690192, v('(', ')', end_of_file), j)
   Fail: (230) [system] arg(_691124, v('(', ')', end_of_file), j)
^  Fail: (229) [user] is_delimiter(j)
   Call: (229) [system] ')'==j
   Fail: (229) [system] ')'==j
   Call: (229) [system] get_char((0x55fbb4538270), j)
   Exit: (229) [system] get_char((0x55fbb4538270), j)
   Call: (229) [system] j=(\)
   Fail: (229) [system] j=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _698474)
   Call: (230) [system] peek_char((0x55fbb4538270), _699408)
   Exit: (230) [system] peek_char((0x55fbb4538270), u)
^  Call: (230) [user] is_delimiter(u)
   Call: (231) [system] char_type(u, space)
   Fail: (231) [system] char_type(u, space)
   Call: (231) [system] arg(_704128, v('(', ')', end_of_file), u)
   Fail: (231) [system] arg(_705060, v('(', ')', end_of_file), u)
^  Fail: (230) [user] is_delimiter(u)
   Call: (230) [system] ')'==u
   Fail: (230) [system] ')'==u
   Call: (230) [system] get_char((0x55fbb4538270), u)
   Exit: (230) [system] get_char((0x55fbb4538270), u)
   Call: (230) [system] u=(\)
   Fail: (230) [system] u=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _712410)
   Call: (231) [system] peek_char((0x55fbb4538270), _713344)
   Exit: (231) [system] peek_char((0x55fbb4538270), n)
^  Call: (231) [user] is_delimiter(n)
   Call: (232) [system] char_type(n, space)
   Fail: (232) [system] char_type(n, space)
   Call: (232) [system] arg(_718064, v('(', ')', end_of_file), n)
   Fail: (232) [system] arg(_718996, v('(', ')', end_of_file), n)
^  Fail: (231) [user] is_delimiter(n)
   Call: (231) [system] ')'==n
   Fail: (231) [system] ')'==n
   Call: (231) [system] get_char((0x55fbb4538270), n)
   Exit: (231) [system] get_char((0x55fbb4538270), n)
   Call: (231) [system] n=(\)
   Fail: (231) [system] n=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _726346)
   Call: (232) [system] peek_char((0x55fbb4538270), _727280)
   Exit: (232) [system] peek_char((0x55fbb4538270), c)
^  Call: (232) [user] is_delimiter(c)
   Call: (233) [system] char_type(c, space)
   Fail: (233) [system] char_type(c, space)
   Call: (233) [system] arg(_732000, v('(', ')', end_of_file), c)
   Fail: (233) [system] arg(_732932, v('(', ')', end_of_file), c)
^  Fail: (232) [user] is_delimiter(c)
   Call: (232) [system] ')'==c
   Fail: (232) [system] ')'==c
   Call: (232) [system] get_char((0x55fbb4538270), c)
   Exit: (232) [system] get_char((0x55fbb4538270), c)
   Call: (232) [system] c=(\)
   Fail: (232) [system] c=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _740282)
   Call: (233) [system] peek_char((0x55fbb4538270), _741216)
   Exit: (233) [system] peek_char((0x55fbb4538270), t)
^  Call: (233) [user] is_delimiter(t)
   Call: (234) [system] char_type(t, space)
   Fail: (234) [system] char_type(t, space)
   Call: (234) [system] arg(_745936, v('(', ')', end_of_file), t)
   Fail: (234) [system] arg(_746868, v('(', ')', end_of_file), t)
^  Fail: (233) [user] is_delimiter(t)
   Call: (233) [system] ')'==t
   Fail: (233) [system] ')'==t
   Call: (233) [system] get_char((0x55fbb4538270), t)
   Exit: (233) [system] get_char((0x55fbb4538270), t)
   Call: (233) [system] t=(\)
   Fail: (233) [system] t=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _754218)
   Call: (234) [system] peek_char((0x55fbb4538270), _755152)
   Exit: (234) [system] peek_char((0x55fbb4538270), i)
^  Call: (234) [user] is_delimiter(i)
   Call: (235) [system] char_type(i, space)
   Fail: (235) [system] char_type(i, space)
   Call: (235) [system] arg(_759872, v('(', ')', end_of_file), i)
   Fail: (235) [system] arg(_760804, v('(', ')', end_of_file), i)
^  Fail: (234) [user] is_delimiter(i)
   Call: (234) [system] ')'==i
   Fail: (234) [system] ')'==i
   Call: (234) [system] get_char((0x55fbb4538270), i)
   Exit: (234) [system] get_char((0x55fbb4538270), i)
   Call: (234) [system] i=(\)
   Fail: (234) [system] i=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _768154)
   Call: (235) [system] peek_char((0x55fbb4538270), _769088)
   Exit: (235) [system] peek_char((0x55fbb4538270), o)
^  Call: (235) [user] is_delimiter(o)
   Call: (236) [system] char_type(o, space)
   Fail: (236) [system] char_type(o, space)
   Call: (236) [system] arg(_773808, v('(', ')', end_of_file), o)
   Fail: (236) [system] arg(_774740, v('(', ')', end_of_file), o)
^  Fail: (235) [user] is_delimiter(o)
   Call: (235) [system] ')'==o
   Fail: (235) [system] ')'==o
   Call: (235) [system] get_char((0x55fbb4538270), o)
   Exit: (235) [system] get_char((0x55fbb4538270), o)
   Call: (235) [system] o=(\)
   Fail: (235) [system] o=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), _782090)
   Call: (236) [system] peek_char((0x55fbb4538270), _783024)
   Exit: (236) [system] peek_char((0x55fbb4538270), n)
^  Call: (236) [user] is_delimiter(n)
   Call: (237) [system] char_type(n, space)
   Fail: (237) [system] char_type(n, space)
   Call: (237) [system] arg(_787744, v('(', ')', end_of_file), n)
   Fail: (237) [system] arg(_788676, v('(', ')', end_of_file), n)
^  Fail: (236) [user] is_delimiter(n)
   Call: (236) [system] ')'==n
   Fail: (236) [system] ')'==n
   Call: (236) [system] get_char((0x55fbb4538270), n)
   Exit: (236) [system] get_char((0x55fbb4538270), n)
   Call: (236) [system] n=(\)
   Fail: (236) [system] n=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), _796026)
   Call: (237) [system] peek_char((0x55fbb4538270), _796960)
   Exit: (237) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (237) [user] is_delimiter('I')
   Call: (238) [system] char_type('I', space)
   Fail: (238) [system] char_type('I', space)
   Call: (238) [system] arg(_801680, v('(', ')', end_of_file), 'I')
   Fail: (238) [system] arg(_802612, v('(', ')', end_of_file), 'I')
^  Fail: (237) [user] is_delimiter('I')
   Call: (237) [system] ')'=='I'
   Fail: (237) [system] ')'=='I'
   Call: (237) [system] get_char((0x55fbb4538270), 'I')
   Exit: (237) [system] get_char((0x55fbb4538270), 'I')
   Call: (237) [system] 'I'=(\)
   Fail: (237) [system] 'I'=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), _809962)
   Call: (238) [system] peek_char((0x55fbb4538270), _810896)
   Exit: (238) [system] peek_char((0x55fbb4538270), n)
^  Call: (238) [user] is_delimiter(n)
   Call: (239) [system] char_type(n, space)
   Fail: (239) [system] char_type(n, space)
   Call: (239) [system] arg(_815616, v('(', ')', end_of_file), n)
   Fail: (239) [system] arg(_816548, v('(', ')', end_of_file), n)
^  Fail: (238) [user] is_delimiter(n)
   Call: (238) [system] ')'==n
   Fail: (238) [system] ')'==n
   Call: (238) [system] get_char((0x55fbb4538270), n)
   Exit: (238) [system] get_char((0x55fbb4538270), n)
   Call: (238) [system] n=(\)
   Fail: (238) [system] n=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), _823898)
   Call: (239) [system] peek_char((0x55fbb4538270), _824832)
   Exit: (239) [system] peek_char((0x55fbb4538270), t)
^  Call: (239) [user] is_delimiter(t)
   Call: (240) [system] char_type(t, space)
   Fail: (240) [system] char_type(t, space)
   Call: (240) [system] arg(_829552, v('(', ')', end_of_file), t)
   Fail: (240) [system] arg(_830484, v('(', ')', end_of_file), t)
^  Fail: (239) [user] is_delimiter(t)
   Call: (239) [system] ')'==t
   Fail: (239) [system] ')'==t
   Call: (239) [system] get_char((0x55fbb4538270), t)
   Exit: (239) [system] get_char((0x55fbb4538270), t)
   Call: (239) [system] t=(\)
   Fail: (239) [system] t=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55fbb4538270), _837834)
   Call: (240) [system] peek_char((0x55fbb4538270), _838768)
   Exit: (240) [system] peek_char((0x55fbb4538270), r)
^  Call: (240) [user] is_delimiter(r)
   Call: (241) [system] char_type(r, space)
   Fail: (241) [system] char_type(r, space)
   Call: (241) [system] arg(_843488, v('(', ')', end_of_file), r)
   Fail: (241) [system] arg(_844420, v('(', ')', end_of_file), r)
^  Fail: (240) [user] is_delimiter(r)
   Call: (240) [system] ')'==r
   Fail: (240) [system] ')'==r
   Call: (240) [system] get_char((0x55fbb4538270), r)
   Exit: (240) [system] get_char((0x55fbb4538270), r)
   Call: (240) [system] r=(\)
   Fail: (240) [system] r=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55fbb4538270), _851770)
   Call: (241) [system] peek_char((0x55fbb4538270), _852704)
   Exit: (241) [system] peek_char((0x55fbb4538270), o)
^  Call: (241) [user] is_delimiter(o)
   Call: (242) [system] char_type(o, space)
   Fail: (242) [system] char_type(o, space)
   Call: (242) [system] arg(_857424, v('(', ')', end_of_file), o)
   Fail: (242) [system] arg(_858356, v('(', ')', end_of_file), o)
^  Fail: (241) [user] is_delimiter(o)
   Call: (241) [system] ')'==o
   Fail: (241) [system] ')'==o
   Call: (241) [system] get_char((0x55fbb4538270), o)
   Exit: (241) [system] get_char((0x55fbb4538270), o)
   Call: (241) [system] o=(\)
   Fail: (241) [system] o=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55fbb4538270), _865706)
   Call: (242) [system] peek_char((0x55fbb4538270), _866640)
   Exit: (242) [system] peek_char((0x55fbb4538270), d)
^  Call: (242) [user] is_delimiter(d)
   Call: (243) [system] char_type(d, space)
   Fail: (243) [system] char_type(d, space)
   Call: (243) [system] arg(_871360, v('(', ')', end_of_file), d)
   Fail: (243) [system] arg(_872292, v('(', ')', end_of_file), d)
^  Fail: (242) [user] is_delimiter(d)
   Call: (242) [system] ')'==d
   Fail: (242) [system] ')'==d
   Call: (242) [system] get_char((0x55fbb4538270), d)
   Exit: (242) [system] get_char((0x55fbb4538270), d)
   Call: (242) [system] d=(\)
   Fail: (242) [system] d=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55fbb4538270), _879642)
   Call: (243) [system] peek_char((0x55fbb4538270), _880576)
   Exit: (243) [system] peek_char((0x55fbb4538270), u)
^  Call: (243) [user] is_delimiter(u)
   Call: (244) [system] char_type(u, space)
   Fail: (244) [system] char_type(u, space)
   Call: (244) [system] arg(_885296, v('(', ')', end_of_file), u)
   Fail: (244) [system] arg(_886228, v('(', ')', end_of_file), u)
^  Fail: (243) [user] is_delimiter(u)
   Call: (243) [system] ')'==u
   Fail: (243) [system] ')'==u
   Call: (243) [system] get_char((0x55fbb4538270), u)
   Exit: (243) [system] get_char((0x55fbb4538270), u)
   Call: (243) [system] u=(\)
   Fail: (243) [system] u=(\)
^  Call: (243) [user] read_symbolic_cont(')', (0x55fbb4538270), _893578)
   Call: (244) [system] peek_char((0x55fbb4538270), _894512)
   Exit: (244) [system] peek_char((0x55fbb4538270), c)
^  Call: (244) [user] is_delimiter(c)
   Call: (245) [system] char_type(c, space)
   Fail: (245) [system] char_type(c, space)
   Call: (245) [system] arg(_899232, v('(', ')', end_of_file), c)
   Fail: (245) [system] arg(_900164, v('(', ')', end_of_file), c)
^  Fail: (244) [user] is_delimiter(c)
   Call: (244) [system] ')'==c
   Fail: (244) [system] ')'==c
   Call: (244) [system] get_char((0x55fbb4538270), c)
   Exit: (244) [system] get_char((0x55fbb4538270), c)
   Call: (244) [system] c=(\)
   Fail: (244) [system] c=(\)
^  Call: (244) [user] read_symbolic_cont(')', (0x55fbb4538270), _907514)
   Call: (245) [system] peek_char((0x55fbb4538270), _908448)
   Exit: (245) [system] peek_char((0x55fbb4538270), t)
^  Call: (245) [user] is_delimiter(t)
   Call: (246) [system] char_type(t, space)
   Fail: (246) [system] char_type(t, space)
   Call: (246) [system] arg(_913168, v('(', ')', end_of_file), t)
   Fail: (246) [system] arg(_914100, v('(', ')', end_of_file), t)
^  Fail: (245) [user] is_delimiter(t)
   Call: (245) [system] ')'==t
   Fail: (245) [system] ')'==t
   Call: (245) [system] get_char((0x55fbb4538270), t)
   Exit: (245) [system] get_char((0x55fbb4538270), t)
   Call: (245) [system] t=(\)
   Fail: (245) [system] t=(\)
^  Call: (245) [user] read_symbolic_cont(')', (0x55fbb4538270), _921450)
   Call: (246) [system] peek_char((0x55fbb4538270), _922384)
   Exit: (246) [system] peek_char((0x55fbb4538270), i)
^  Call: (246) [user] is_delimiter(i)
   Call: (247) [system] char_type(i, space)
   Fail: (247) [system] char_type(i, space)
   Call: (247) [system] arg(_927104, v('(', ')', end_of_file), i)
   Fail: (247) [system] arg(_928036, v('(', ')', end_of_file), i)
^  Fail: (246) [user] is_delimiter(i)
   Call: (246) [system] ')'==i
   Fail: (246) [system] ')'==i
   Call: (246) [system] get_char((0x55fbb4538270), i)
   Exit: (246) [system] get_char((0x55fbb4538270), i)
   Call: (246) [system] i=(\)
   Fail: (246) [system] i=(\)
^  Call: (246) [user] read_symbolic_cont(')', (0x55fbb4538270), _935386)
   Call: (247) [system] peek_char((0x55fbb4538270), _936320)
   Exit: (247) [system] peek_char((0x55fbb4538270), o)
^  Call: (247) [user] is_delimiter(o)
   Call: (248) [system] char_type(o, space)
   Fail: (248) [system] char_type(o, space)
   Call: (248) [system] arg(_941040, v('(', ')', end_of_file), o)
   Fail: (248) [system] arg(_941972, v('(', ')', end_of_file), o)
^  Fail: (247) [user] is_delimiter(o)
   Call: (247) [system] ')'==o
   Fail: (247) [system] ')'==o
   Call: (247) [system] get_char((0x55fbb4538270), o)
   Exit: (247) [system] get_char((0x55fbb4538270), o)
   Call: (247) [system] o=(\)
   Fail: (247) [system] o=(\)
^  Call: (247) [user] read_symbolic_cont(')', (0x55fbb4538270), _949322)
   Call: (248) [system] peek_char((0x55fbb4538270), _950256)
   Exit: (248) [system] peek_char((0x55fbb4538270), n)
^  Call: (248) [user] is_delimiter(n)
   Call: (249) [system] char_type(n, space)
   Fail: (249) [system] char_type(n, space)
   Call: (249) [system] arg(_954976, v('(', ')', end_of_file), n)
   Fail: (249) [system] arg(_955908, v('(', ')', end_of_file), n)
^  Fail: (248) [user] is_delimiter(n)
   Call: (248) [system] ')'==n
   Fail: (248) [system] ')'==n
   Call: (248) [system] get_char((0x55fbb4538270), n)
   Exit: (248) [system] get_char((0x55fbb4538270), n)
   Call: (248) [system] n=(\)
   Fail: (248) [system] n=(\)
^  Call: (248) [user] read_symbolic_cont(')', (0x55fbb4538270), _963258)
   Call: (249) [system] peek_char((0x55fbb4538270), _964192)
   Exit: (249) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (249) [user] is_delimiter(' ')
   Call: (250) [system] char_type(' ', space)
   Exit: (250) [system] char_type(' ', space)
^  Exit: (249) [user] is_delimiter(' ')
   Call: (249) [system] _963258=[]
   Exit: (249) [system] []=[]
^  Exit: (248) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (248) [system] _949322=[n]
   Exit: (248) [system] [n]=[n]
^  Exit: (247) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (247) [system] _935386=[o, n]
   Exit: (247) [system] [o, n]=[o, n]
^  Exit: (246) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (246) [system] _921450=[i, o, n]
   Exit: (246) [system] [i, o, n]=[i, o, n]
^  Exit: (245) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (245) [system] _907514=[t, i, o, n]
   Exit: (245) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (244) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (244) [system] _893578=[c, t, i, o, n]
   Exit: (244) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (243) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (243) [system] _879642=[u, c, t, i, o, n]
   Exit: (243) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (242) [system] _865706=[d, u, c, t, i, o, n]
   Exit: (242) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (241) [system] _851770=[o, d, u, c, t, i, o, n]
   Exit: (241) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (240) [system] _837834=[r, o, d, u, c, t, i, o, n]
   Exit: (240) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (239) [system] _823898=[t, r, o, d, u, c, t, i, o, n]
   Exit: (239) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (238) [system] _809962=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (238) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (237) [system] _796026=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (237) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (236) [system] _782090=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (236) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (235) [system] _768154=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (235) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (234) [system] _754218=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (234) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (233) [system] _740282=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (233) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (232) [system] _726346=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (231) [system] _712410=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _698474=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _684538=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _670602=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _656666=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (226) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _621156)
^  Call: (227) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1034944)
^  Call: (229) [system] setup_call_cleanup('$notrace'(_1035896, _1035898), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1034944), _1035878, fail)), '$restore_trace'(_1035896, _1035898))
^  Call: (230) [system] sig_atomic(system:'$notrace'(_1035896, _1035898))
^  Exit: (229) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1034944), _1035878, fail)), system:'$restore_trace'(3, -1))
   Call: (228) [system] atomic(_1034944)
   Fail: (228) [system] atomic(_1034944)
   Call: (228) [system] atom_chars(_1034944, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (228) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (227) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
   Call: (227) [system] integer('DisjunctionIntroduction')
   Fail: (227) [system] integer('DisjunctionIntroduction')
   Call: (227) [system] _621156='DisjunctionIntroduction'
   Exit: (227) [system] 'DisjunctionIntroduction'='DisjunctionIntroduction'
^  Exit: (226) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (225) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'DisjunctionIntroduction')
^  Exit: (224) [user] cont_sexpr(')', (0x55fbb4538270), 'DisjunctionIntroduction')
^  Call: (224) [user] read_list(')', (0x55fbb4538270), _1049894)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1051752)
   Exit: (226) [system] peek_char((0x55fbb4538270), ' ')
   Call: (226) [system] ' '=(;)
   Fail: (226) [system] ' '=(;)
   Call: (226) [system] ' '=(/)
   Fail: (226) [system] ' '=(/)
^  Call: (226) [user] is_like_space(' ')
   Call: (227) [system] char_type(' ', 'white')
   Exit: (227) [system] char_type(' ', 'white')
^  Exit: (226) [user] is_like_space(' ')
   Call: (226) [system] get_char((0x55fbb4538270), _1061346)
   Exit: (226) [system] get_char((0x55fbb4538270), ' ')
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1064050)
   Exit: (227) [system] peek_char((0x55fbb4538270), a)
   Call: (227) [system] a=(;)
   Fail: (227) [system] a=(;)
   Call: (227) [system] a=(/)
   Fail: (227) [system] a=(/)
^  Call: (227) [user] is_like_space(a)
   Call: (228) [system] char_type(a, 'white')
   Fail: (228) [system] char_type(a, 'white')
   Call: (228) [system] char_type(a, end_of_line)
   Fail: (228) [system] char_type(a, end_of_line)
   Call: (228) [system] char_type(a, space)
   Fail: (228) [system] char_type(a, space)
   Call: (228) [system] char_type(a, cntrl)
   Fail: (228) [system] char_type(a, cntrl)
^  Fail: (227) [user] is_like_space(a)
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1080984)
   Exit: (225) [system] peek_char((0x55fbb4538270), a)
   Call: (225) [system] a=')'
   Fail: (225) [system] a=')'
   Call: (225) [system] a=end_of_file
   Fail: (225) [system] a=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55fbb4538270), _1086554)
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1088412)
   Exit: (227) [system] peek_char((0x55fbb4538270), a)
   Call: (227) [system] a=(;)
   Fail: (227) [system] a=(;)
   Call: (227) [system] a=(/)
   Fail: (227) [system] a=(/)
^  Call: (227) [user] is_like_space(a)
   Call: (228) [system] char_type(a, 'white')
   Fail: (228) [system] char_type(a, 'white')
   Call: (228) [system] char_type(a, end_of_line)
   Fail: (228) [system] char_type(a, end_of_line)
   Call: (228) [system] char_type(a, space)
   Fail: (228) [system] char_type(a, space)
   Call: (228) [system] char_type(a, cntrl)
   Fail: (228) [system] char_type(a, cntrl)
^  Fail: (227) [user] is_like_space(a)
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] get_char((0x55fbb4538270), _1104422)
   Exit: (226) [system] get_char((0x55fbb4538270), a)
   Call: (226) [system] a='('
   Fail: (226) [system] a='('
   Call: (226) [system] a='['
   Fail: (226) [system] a='['
   Call: (226) [system] a='{'
   Fail: (226) [system] a='{'
   Call: (226) [system] a='"'
   Fail: (226) [system] a='"'
   Call: (226) [system] a=!
   Fail: (226) [system] a=!
   Call: (226) [system] a='\''
   Fail: (226) [system] a='\''
   Call: (226) [system] a='`'
   Fail: (226) [system] a='`'
   Call: (226) [system] a=end_of_file
   Fail: (226) [system] a=end_of_file
^  Call: (226) [user] read_symbolic(')', (0x55fbb4538270), a, _1086554)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _1122064)
   Call: (228) [system] peek_char((0x55fbb4538270), _1122998)
   Exit: (228) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (228) [user] is_delimiter(' ')
   Call: (229) [system] char_type(' ', space)
   Exit: (229) [system] char_type(' ', space)
^  Exit: (228) [user] is_delimiter(' ')
   Call: (228) [system] _1122064=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (227) [user] classify_and_convert_charseq([a], _1086554)
^  Call: (228) [user] classify_and_convert_charseq_([a], _1132282)
^  Call: (230) [system] setup_call_cleanup('$notrace'(_1133234, _1133236), once(user:catch(read_from_chars([a], _1132282), _1133216, fail)), '$restore_trace'(_1133234, _1133236))
^  Call: (231) [system] sig_atomic(system:'$notrace'(_1133234, _1133236))
^  Exit: (230) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1133216, fail)), system:'$restore_trace'(3, -1))
   Call: (229) [system] atomic(a)
   Exit: (229) [system] atomic(a)
^  Exit: (228) [user] classify_and_convert_charseq_([a], a)
   Call: (228) [system] integer(a)
   Fail: (228) [system] integer(a)
   Call: (228) [system] _1086554=a
   Exit: (228) [system] a=a
^  Exit: (227) [user] classify_and_convert_charseq([a], a)
^  Exit: (226) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (225) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (225) [user] read_list(')', (0x55fbb4538270), _1145362)
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1147220)
   Exit: (227) [system] peek_char((0x55fbb4538270), ' ')
   Call: (227) [system] ' '=(;)
   Fail: (227) [system] ' '=(;)
   Call: (227) [system] ' '=(/)
   Fail: (227) [system] ' '=(/)
^  Call: (227) [user] is_like_space(' ')
   Call: (228) [system] char_type(' ', 'white')
   Exit: (228) [system] char_type(' ', 'white')
^  Exit: (227) [user] is_like_space(' ')
   Call: (227) [system] get_char((0x55fbb4538270), _1156814)
   Exit: (227) [system] get_char((0x55fbb4538270), ' ')
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _1159518)
   Exit: (228) [system] peek_char((0x55fbb4538270), a)
   Call: (228) [system] a=(;)
   Fail: (228) [system] a=(;)
   Call: (228) [system] a=(/)
   Fail: (228) [system] a=(/)
^  Call: (228) [user] is_like_space(a)
   Call: (229) [system] char_type(a, 'white')
   Fail: (229) [system] char_type(a, 'white')
   Call: (229) [system] char_type(a, end_of_line)
   Fail: (229) [system] char_type(a, end_of_line)
   Call: (229) [system] char_type(a, space)
   Fail: (229) [system] char_type(a, space)
   Call: (229) [system] char_type(a, cntrl)
   Fail: (229) [system] char_type(a, cntrl)
^  Fail: (228) [user] is_like_space(a)
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1176452)
   Exit: (226) [system] peek_char((0x55fbb4538270), a)
   Call: (226) [system] a=')'
   Fail: (226) [system] a=')'
   Call: (226) [system] a=end_of_file
   Fail: (226) [system] a=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55fbb4538270), _1182022)
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _1183880)
   Exit: (228) [system] peek_char((0x55fbb4538270), a)
   Call: (228) [system] a=(;)
   Fail: (228) [system] a=(;)
   Call: (228) [system] a=(/)
   Fail: (228) [system] a=(/)
^  Call: (228) [user] is_like_space(a)
   Call: (229) [system] char_type(a, 'white')
   Fail: (229) [system] char_type(a, 'white')
   Call: (229) [system] char_type(a, end_of_line)
   Fail: (229) [system] char_type(a, end_of_line)
   Call: (229) [system] char_type(a, space)
   Fail: (229) [system] char_type(a, space)
   Call: (229) [system] char_type(a, cntrl)
   Fail: (229) [system] char_type(a, cntrl)
^  Fail: (228) [user] is_like_space(a)
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] get_char((0x55fbb4538270), _1199890)
   Exit: (227) [system] get_char((0x55fbb4538270), a)
   Call: (227) [system] a='('
   Fail: (227) [system] a='('
   Call: (227) [system] a='['
   Fail: (227) [system] a='['
   Call: (227) [system] a='{'
   Fail: (227) [system] a='{'
   Call: (227) [system] a='"'
   Fail: (227) [system] a='"'
   Call: (227) [system] a=!
   Fail: (227) [system] a=!
   Call: (227) [system] a='\''
   Fail: (227) [system] a='\''
   Call: (227) [system] a='`'
   Fail: (227) [system] a='`'
   Call: (227) [system] a=end_of_file
   Fail: (227) [system] a=end_of_file
^  Call: (227) [user] read_symbolic(')', (0x55fbb4538270), a, _1182022)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _1217532)
   Call: (229) [system] peek_char((0x55fbb4538270), _1218466)
   Exit: (229) [system] peek_char((0x55fbb4538270), ')')
^  Call: (229) [user] is_delimiter(')')
   Call: (230) [system] char_type(')', space)
   Fail: (230) [system] char_type(')', space)
   Call: (230) [system] arg(_1223186, v('(', ')', end_of_file), ')')
   Exit: (230) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (229) [user] is_delimiter(')')
   Call: (229) [system] _1217532=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (228) [user] classify_and_convert_charseq([a], _1182022)
^  Call: (229) [user] classify_and_convert_charseq_([a], _1229622)
^  Call: (231) [system] setup_call_cleanup('$notrace'(_1230574, _1230576), once(user:catch(read_from_chars([a], _1229622), _1230556, fail)), '$restore_trace'(_1230574, _1230576))
^  Call: (232) [system] sig_atomic(system:'$notrace'(_1230574, _1230576))
^  Exit: (231) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1230556, fail)), system:'$restore_trace'(3, -1))
   Call: (230) [system] atomic(a)
   Exit: (230) [system] atomic(a)
^  Exit: (229) [user] classify_and_convert_charseq_([a], a)
   Call: (229) [system] integer(a)
   Fail: (229) [system] integer(a)
   Call: (229) [system] _1182022=a
   Exit: (229) [system] a=a
^  Exit: (228) [user] classify_and_convert_charseq([a], a)
^  Exit: (227) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (226) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (226) [user] read_list(')', (0x55fbb4538270), _1242702)
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _1244560)
   Exit: (228) [system] peek_char((0x55fbb4538270), ')')
   Call: (228) [system] ')'=(;)
   Fail: (228) [system] ')'=(;)
   Call: (228) [system] ')'=(/)
   Fail: (228) [system] ')'=(/)
^  Call: (228) [user] is_like_space(')')
   Call: (229) [system] char_type(')', 'white')
   Fail: (229) [system] char_type(')', 'white')
   Call: (229) [system] char_type(')', end_of_line)
   Fail: (229) [system] char_type(')', end_of_line)
   Call: (229) [system] char_type(')', space)
   Fail: (229) [system] char_type(')', space)
   Call: (229) [system] char_type(')', cntrl)
   Fail: (229) [system] char_type(')', cntrl)
^  Fail: (228) [user] is_like_space(')')
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1260570)
   Exit: (227) [system] peek_char((0x55fbb4538270), ')')
   Call: (227) [system] ')'=')'
   Exit: (227) [system] ')'=')'
   Call: (227) [system] get_char((0x55fbb4538270), _1264360)
   Exit: (227) [system] get_char((0x55fbb4538270), ')')
   Call: (227) [system] _1242702=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_list(')', (0x55fbb4538270), [])
   Call: (226) [system] _1145362=[a]
   Exit: (226) [system] [a]=[a]
^  Exit: (225) [user] read_list(')', (0x55fbb4538270), [a])
   Call: (225) [system] _1049894=[a, a]
   Exit: (225) [system] [a, a]=[a, a]
^  Exit: (224) [user] read_list(')', (0x55fbb4538270), [a, a])
   Call: (224) [system] _576138=['DisjunctionIntroduction', a, a]
   Exit: (224) [system] ['DisjunctionIntroduction', a, a]=['DisjunctionIntroduction', a, a]
^  Exit: (223) [user] read_list(')', (0x55fbb4538270), ['DisjunctionIntroduction', a, a])
^  Exit: (222) [user] cont_sexpr(')', (0x55fbb4538270), ['DisjunctionIntroduction', a, a])
^  Call: (222) [user] read_list(')', (0x55fbb4538270), _1278242)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1280100)
   Exit: (224) [system] peek_char((0x55fbb4538270), ' ')
   Call: (224) [system] ' '=(;)
   Fail: (224) [system] ' '=(;)
   Call: (224) [system] ' '=(/)
   Fail: (224) [system] ' '=(/)
^  Call: (224) [user] is_like_space(' ')
   Call: (225) [system] char_type(' ', 'white')
   Exit: (225) [system] char_type(' ', 'white')
^  Exit: (224) [user] is_like_space(' ')
   Call: (224) [system] get_char((0x55fbb4538270), _1289694)
   Exit: (224) [system] get_char((0x55fbb4538270), ' ')
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1292398)
   Exit: (225) [system] peek_char((0x55fbb4538270), '(')
   Call: (225) [system] '('=(;)
   Fail: (225) [system] '('=(;)
   Call: (225) [system] '('=(/)
   Fail: (225) [system] '('=(/)
^  Call: (225) [user] is_like_space('(')
   Call: (226) [system] char_type('(', 'white')
   Fail: (226) [system] char_type('(', 'white')
   Call: (226) [system] char_type('(', end_of_line)
   Fail: (226) [system] char_type('(', end_of_line)
   Call: (226) [system] char_type('(', space)
   Fail: (226) [system] char_type('(', space)
   Call: (226) [system] char_type('(', cntrl)
   Fail: (226) [system] char_type('(', cntrl)
^  Fail: (225) [user] is_like_space('(')
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _1309332)
   Exit: (223) [system] peek_char((0x55fbb4538270), '(')
   Call: (223) [system] '('=')'
   Fail: (223) [system] '('=')'
   Call: (223) [system] '('=end_of_file
   Fail: (223) [system] '('=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55fbb4538270), _1314902)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1316760)
   Exit: (225) [system] peek_char((0x55fbb4538270), '(')
   Call: (225) [system] '('=(;)
   Fail: (225) [system] '('=(;)
   Call: (225) [system] '('=(/)
   Fail: (225) [system] '('=(/)
^  Call: (225) [user] is_like_space('(')
   Call: (226) [system] char_type('(', 'white')
   Fail: (226) [system] char_type('(', 'white')
   Call: (226) [system] char_type('(', end_of_line)
   Fail: (226) [system] char_type('(', end_of_line)
   Call: (226) [system] char_type('(', space)
   Fail: (226) [system] char_type('(', space)
   Call: (226) [system] char_type('(', cntrl)
   Fail: (226) [system] char_type('(', cntrl)
^  Fail: (225) [user] is_like_space('(')
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] get_char((0x55fbb4538270), _1332770)
   Exit: (224) [system] get_char((0x55fbb4538270), '(')
   Call: (224) [system] '('='('
   Exit: (224) [system] '('='('
^  Call: (224) [user] read_list(')', (0x55fbb4538270), _1314902)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1338340)
   Exit: (226) [system] peek_char((0x55fbb4538270), 'O')
   Call: (226) [system] 'O'=(;)
   Fail: (226) [system] 'O'=(;)
   Call: (226) [system] 'O'=(/)
   Fail: (226) [system] 'O'=(/)
^  Call: (226) [user] is_like_space('O')
   Call: (227) [system] char_type('O', 'white')
   Fail: (227) [system] char_type('O', 'white')
   Call: (227) [system] char_type('O', end_of_line)
   Fail: (227) [system] char_type('O', end_of_line)
   Call: (227) [system] char_type('O', space)
   Fail: (227) [system] char_type('O', space)
   Call: (227) [system] char_type('O', cntrl)
   Fail: (227) [system] char_type('O', cntrl)
^  Fail: (226) [user] is_like_space('O')
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1354350)
   Exit: (225) [system] peek_char((0x55fbb4538270), 'O')
   Call: (225) [system] 'O'=')'
   Fail: (225) [system] 'O'=')'
   Call: (225) [system] 'O'=end_of_file
   Fail: (225) [system] 'O'=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55fbb4538270), _1359920)
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1361778)
   Exit: (227) [system] peek_char((0x55fbb4538270), 'O')
   Call: (227) [system] 'O'=(;)
   Fail: (227) [system] 'O'=(;)
   Call: (227) [system] 'O'=(/)
   Fail: (227) [system] 'O'=(/)
^  Call: (227) [user] is_like_space('O')
   Call: (228) [system] char_type('O', 'white')
   Fail: (228) [system] char_type('O', 'white')
   Call: (228) [system] char_type('O', end_of_line)
   Fail: (228) [system] char_type('O', end_of_line)
   Call: (228) [system] char_type('O', space)
   Fail: (228) [system] char_type('O', space)
   Call: (228) [system] char_type('O', cntrl)
   Fail: (228) [system] char_type('O', cntrl)
^  Fail: (227) [user] is_like_space('O')
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] get_char((0x55fbb4538270), _1377788)
   Exit: (226) [system] get_char((0x55fbb4538270), 'O')
   Call: (226) [system] 'O'='('
   Fail: (226) [system] 'O'='('
   Call: (226) [system] 'O'='['
   Fail: (226) [system] 'O'='['
   Call: (226) [system] 'O'='{'
   Fail: (226) [system] 'O'='{'
   Call: (226) [system] 'O'='"'
   Fail: (226) [system] 'O'='"'
   Call: (226) [system] 'O'=!
   Fail: (226) [system] 'O'=!
   Call: (226) [system] 'O'='\''
   Fail: (226) [system] 'O'='\''
   Call: (226) [system] 'O'='`'
   Fail: (226) [system] 'O'='`'
   Call: (226) [system] 'O'=end_of_file
   Fail: (226) [system] 'O'=end_of_file
^  Call: (226) [user] read_symbolic(')', (0x55fbb4538270), 'O', _1359920)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _1395430)
   Call: (228) [system] peek_char((0x55fbb4538270), _1396364)
   Exit: (228) [system] peek_char((0x55fbb4538270), r)
^  Call: (228) [user] is_delimiter(r)
   Call: (229) [system] char_type(r, space)
   Fail: (229) [system] char_type(r, space)
   Call: (229) [system] arg(_1401084, v('(', ')', end_of_file), r)
   Fail: (229) [system] arg(_1402016, v('(', ')', end_of_file), r)
^  Fail: (228) [user] is_delimiter(r)
   Call: (228) [system] ')'==r
   Fail: (228) [system] ')'==r
   Call: (228) [system] get_char((0x55fbb4538270), r)
   Exit: (228) [system] get_char((0x55fbb4538270), r)
   Call: (228) [system] r=(\)
   Fail: (228) [system] r=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _1409366)
   Call: (229) [system] peek_char((0x55fbb4538270), _1410300)
   Exit: (229) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (229) [user] is_delimiter('L')
   Call: (230) [system] char_type('L', space)
   Fail: (230) [system] char_type('L', space)
   Call: (230) [system] arg(_1415020, v('(', ')', end_of_file), 'L')
   Fail: (230) [system] arg(_1415952, v('(', ')', end_of_file), 'L')
^  Fail: (229) [user] is_delimiter('L')
   Call: (229) [system] ')'=='L'
   Fail: (229) [system] ')'=='L'
   Call: (229) [system] get_char((0x55fbb4538270), 'L')
   Exit: (229) [system] get_char((0x55fbb4538270), 'L')
   Call: (229) [system] 'L'=(\)
   Fail: (229) [system] 'L'=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _1423302)
   Call: (230) [system] peek_char((0x55fbb4538270), _1424236)
   Exit: (230) [system] peek_char((0x55fbb4538270), i)
^  Call: (230) [user] is_delimiter(i)
   Call: (231) [system] char_type(i, space)
   Fail: (231) [system] char_type(i, space)
   Call: (231) [system] arg(_1428956, v('(', ')', end_of_file), i)
   Fail: (231) [system] arg(_1429888, v('(', ')', end_of_file), i)
^  Fail: (230) [user] is_delimiter(i)
   Call: (230) [system] ')'==i
   Fail: (230) [system] ')'==i
   Call: (230) [system] get_char((0x55fbb4538270), i)
   Exit: (230) [system] get_char((0x55fbb4538270), i)
   Call: (230) [system] i=(\)
   Fail: (230) [system] i=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _1437238)
   Call: (231) [system] peek_char((0x55fbb4538270), _1438172)
   Exit: (231) [system] peek_char((0x55fbb4538270), n)
^  Call: (231) [user] is_delimiter(n)
   Call: (232) [system] char_type(n, space)
   Fail: (232) [system] char_type(n, space)
   Call: (232) [system] arg(_1442892, v('(', ')', end_of_file), n)
   Fail: (232) [system] arg(_1443824, v('(', ')', end_of_file), n)
^  Fail: (231) [user] is_delimiter(n)
   Call: (231) [system] ')'==n
   Fail: (231) [system] ')'==n
   Call: (231) [system] get_char((0x55fbb4538270), n)
   Exit: (231) [system] get_char((0x55fbb4538270), n)
   Call: (231) [system] n=(\)
   Fail: (231) [system] n=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _1451174)
   Call: (232) [system] peek_char((0x55fbb4538270), _1452108)
   Exit: (232) [system] peek_char((0x55fbb4538270), k)
^  Call: (232) [user] is_delimiter(k)
   Call: (233) [system] char_type(k, space)
   Fail: (233) [system] char_type(k, space)
   Call: (233) [system] arg(_1456828, v('(', ')', end_of_file), k)
   Fail: (233) [system] arg(_1457760, v('(', ')', end_of_file), k)
^  Fail: (232) [user] is_delimiter(k)
   Call: (232) [system] ')'==k
   Fail: (232) [system] ')'==k
   Call: (232) [system] get_char((0x55fbb4538270), k)
   Exit: (232) [system] get_char((0x55fbb4538270), k)
   Call: (232) [system] k=(\)
   Fail: (232) [system] k=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _1465110)
   Call: (233) [system] peek_char((0x55fbb4538270), _1466044)
   Exit: (233) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (233) [user] is_delimiter(' ')
   Call: (234) [system] char_type(' ', space)
   Exit: (234) [system] char_type(' ', space)
^  Exit: (233) [user] is_delimiter(' ')
   Call: (233) [system] _1465110=[]
   Exit: (233) [system] []=[]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (232) [system] _1451174=[k]
   Exit: (232) [system] [k]=[k]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (231) [system] _1437238=[n, k]
   Exit: (231) [system] [n, k]=[n, k]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (230) [system] _1423302=[i, n, k]
   Exit: (230) [system] [i, n, k]=[i, n, k]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (229) [system] _1409366=['L', i, n, k]
   Exit: (229) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (228) [system] _1395430=[r, 'L', i, n, k]
   Exit: (228) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (227) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _1359920)
^  Call: (228) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _1489298)
^  Call: (230) [system] setup_call_cleanup('$notrace'(_1490250, _1490252), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1489298), _1490232, fail)), '$restore_trace'(_1490250, _1490252))
^  Call: (231) [system] sig_atomic(system:'$notrace'(_1490250, _1490252))
^  Exit: (230) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1489298), _1490232, fail)), system:'$restore_trace'(3, -1))
   Call: (229) [system] atomic(_1489298)
   Fail: (229) [system] atomic(_1489298)
   Call: (229) [system] atom_chars(_1489298, ['O', r, 'L', i, n, k])
   Exit: (229) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (228) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (228) [system] integer('OrLink')
   Fail: (228) [system] integer('OrLink')
   Call: (228) [system] _1359920='OrLink'
   Exit: (228) [system] 'OrLink'='OrLink'
^  Exit: (227) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (226) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (225) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (225) [user] read_list(')', (0x55fbb4538270), _1504248)
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1506106)
   Exit: (227) [system] peek_char((0x55fbb4538270), ' ')
   Call: (227) [system] ' '=(;)
   Fail: (227) [system] ' '=(;)
   Call: (227) [system] ' '=(/)
   Fail: (227) [system] ' '=(/)
^  Call: (227) [user] is_like_space(' ')
   Call: (228) [system] char_type(' ', 'white')
   Exit: (228) [system] char_type(' ', 'white')
^  Exit: (227) [user] is_like_space(' ')
   Call: (227) [system] get_char((0x55fbb4538270), _1515700)
   Exit: (227) [system] get_char((0x55fbb4538270), ' ')
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _1518404)
   Exit: (228) [system] peek_char((0x55fbb4538270), 'A')
   Call: (228) [system] 'A'=(;)
   Fail: (228) [system] 'A'=(;)
   Call: (228) [system] 'A'=(/)
   Fail: (228) [system] 'A'=(/)
^  Call: (228) [user] is_like_space('A')
   Call: (229) [system] char_type('A', 'white')
   Fail: (229) [system] char_type('A', 'white')
   Call: (229) [system] char_type('A', end_of_line)
   Fail: (229) [system] char_type('A', end_of_line)
   Call: (229) [system] char_type('A', space)
   Fail: (229) [system] char_type('A', space)
   Call: (229) [system] char_type('A', cntrl)
   Fail: (229) [system] char_type('A', cntrl)
^  Fail: (228) [user] is_like_space('A')
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1535338)
   Exit: (226) [system] peek_char((0x55fbb4538270), 'A')
   Call: (226) [system] 'A'=')'
   Fail: (226) [system] 'A'=')'
   Call: (226) [system] 'A'=end_of_file
   Fail: (226) [system] 'A'=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55fbb4538270), _1540908)
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _1542766)
   Exit: (228) [system] peek_char((0x55fbb4538270), 'A')
   Call: (228) [system] 'A'=(;)
   Fail: (228) [system] 'A'=(;)
   Call: (228) [system] 'A'=(/)
   Fail: (228) [system] 'A'=(/)
^  Call: (228) [user] is_like_space('A')
   Call: (229) [system] char_type('A', 'white')
   Fail: (229) [system] char_type('A', 'white')
   Call: (229) [system] char_type('A', end_of_line)
   Fail: (229) [system] char_type('A', end_of_line)
   Call: (229) [system] char_type('A', space)
   Fail: (229) [system] char_type('A', space)
   Call: (229) [system] char_type('A', cntrl)
   Fail: (229) [system] char_type('A', cntrl)
^  Fail: (228) [user] is_like_space('A')
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] get_char((0x55fbb4538270), _1558776)
   Exit: (227) [system] get_char((0x55fbb4538270), 'A')
   Call: (227) [system] 'A'='('
   Fail: (227) [system] 'A'='('
   Call: (227) [system] 'A'='['
   Fail: (227) [system] 'A'='['
   Call: (227) [system] 'A'='{'
   Fail: (227) [system] 'A'='{'
   Call: (227) [system] 'A'='"'
   Fail: (227) [system] 'A'='"'
   Call: (227) [system] 'A'=!
   Fail: (227) [system] 'A'=!
   Call: (227) [system] 'A'='\''
   Fail: (227) [system] 'A'='\''
   Call: (227) [system] 'A'='`'
   Fail: (227) [system] 'A'='`'
   Call: (227) [system] 'A'=end_of_file
   Fail: (227) [system] 'A'=end_of_file
^  Call: (227) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1540908)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _1576418)
   Call: (229) [system] peek_char((0x55fbb4538270), _1577352)
   Exit: (229) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (229) [user] is_delimiter(' ')
   Call: (230) [system] char_type(' ', space)
   Exit: (230) [system] char_type(' ', space)
^  Exit: (229) [user] is_delimiter(' ')
   Call: (229) [system] _1576418=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (228) [user] classify_and_convert_charseq(['A'], _1540908)
^  Call: (229) [user] classify_and_convert_charseq_(['A'], _1586636)
^  Call: (231) [system] setup_call_cleanup('$notrace'(_1587588, _1587590), once(user:catch(read_from_chars(['A'], _1586636), _1587570, fail)), '$restore_trace'(_1587588, _1587590))
^  Call: (232) [system] sig_atomic(system:'$notrace'(_1587588, _1587590))
^  Exit: (231) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1586636), _1587570, fail)), system:'$restore_trace'(3, -1))
   Call: (230) [system] atomic(_1586636)
   Fail: (230) [system] atomic(_1586636)
   Call: (230) [system] atom_chars(_1586636, ['A'])
   Exit: (230) [system] atom_chars('A', ['A'])
^  Exit: (229) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (229) [system] integer('A')
   Fail: (229) [system] integer('A')
   Call: (229) [system] _1540908='A'
   Exit: (229) [system] 'A'='A'
^  Exit: (228) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (227) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (226) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (226) [user] read_list(')', (0x55fbb4538270), _1601586)
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _1603444)
   Exit: (228) [system] peek_char((0x55fbb4538270), ' ')
   Call: (228) [system] ' '=(;)
   Fail: (228) [system] ' '=(;)
   Call: (228) [system] ' '=(/)
   Fail: (228) [system] ' '=(/)
^  Call: (228) [user] is_like_space(' ')
   Call: (229) [system] char_type(' ', 'white')
   Exit: (229) [system] char_type(' ', 'white')
^  Exit: (228) [user] is_like_space(' ')
   Call: (228) [system] get_char((0x55fbb4538270), _1613038)
   Exit: (228) [system] get_char((0x55fbb4538270), ' ')
^  Call: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _1615742)
   Exit: (229) [system] peek_char((0x55fbb4538270), 'A')
   Call: (229) [system] 'A'=(;)
   Fail: (229) [system] 'A'=(;)
   Call: (229) [system] 'A'=(/)
   Fail: (229) [system] 'A'=(/)
^  Call: (229) [user] is_like_space('A')
   Call: (230) [system] char_type('A', 'white')
   Fail: (230) [system] char_type('A', 'white')
   Call: (230) [system] char_type('A', end_of_line)
   Fail: (230) [system] char_type('A', end_of_line)
   Call: (230) [system] char_type('A', space)
   Fail: (230) [system] char_type('A', space)
   Call: (230) [system] char_type('A', cntrl)
   Fail: (230) [system] char_type('A', cntrl)
^  Fail: (229) [user] is_like_space('A')
^  Exit: (228) [user] skip_spaces((0x55fbb4538270))
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1632676)
   Exit: (227) [system] peek_char((0x55fbb4538270), 'A')
   Call: (227) [system] 'A'=')'
   Fail: (227) [system] 'A'=')'
   Call: (227) [system] 'A'=end_of_file
   Fail: (227) [system] 'A'=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55fbb4538270), _1638246)
^  Call: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _1640104)
   Exit: (229) [system] peek_char((0x55fbb4538270), 'A')
   Call: (229) [system] 'A'=(;)
   Fail: (229) [system] 'A'=(;)
   Call: (229) [system] 'A'=(/)
   Fail: (229) [system] 'A'=(/)
^  Call: (229) [user] is_like_space('A')
   Call: (230) [system] char_type('A', 'white')
   Fail: (230) [system] char_type('A', 'white')
   Call: (230) [system] char_type('A', end_of_line)
   Fail: (230) [system] char_type('A', end_of_line)
   Call: (230) [system] char_type('A', space)
   Fail: (230) [system] char_type('A', space)
   Call: (230) [system] char_type('A', cntrl)
   Fail: (230) [system] char_type('A', cntrl)
^  Fail: (229) [user] is_like_space('A')
^  Exit: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] get_char((0x55fbb4538270), _1656114)
   Exit: (228) [system] get_char((0x55fbb4538270), 'A')
   Call: (228) [system] 'A'='('
   Fail: (228) [system] 'A'='('
   Call: (228) [system] 'A'='['
   Fail: (228) [system] 'A'='['
   Call: (228) [system] 'A'='{'
   Fail: (228) [system] 'A'='{'
   Call: (228) [system] 'A'='"'
   Fail: (228) [system] 'A'='"'
   Call: (228) [system] 'A'=!
   Fail: (228) [system] 'A'=!
   Call: (228) [system] 'A'='\''
   Fail: (228) [system] 'A'='\''
   Call: (228) [system] 'A'='`'
   Fail: (228) [system] 'A'='`'
   Call: (228) [system] 'A'=end_of_file
   Fail: (228) [system] 'A'=end_of_file
^  Call: (228) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1638246)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _1673756)
   Call: (230) [system] peek_char((0x55fbb4538270), _1674690)
   Exit: (230) [system] peek_char((0x55fbb4538270), ')')
^  Call: (230) [user] is_delimiter(')')
   Call: (231) [system] char_type(')', space)
   Fail: (231) [system] char_type(')', space)
   Call: (231) [system] arg(_1679410, v('(', ')', end_of_file), ')')
   Exit: (231) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (230) [user] is_delimiter(')')
   Call: (230) [system] _1673756=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (229) [user] classify_and_convert_charseq(['A'], _1638246)
^  Call: (230) [user] classify_and_convert_charseq_(['A'], _1685846)
^  Call: (232) [system] setup_call_cleanup('$notrace'(_1686798, _1686800), once(user:catch(read_from_chars(['A'], _1685846), _1686780, fail)), '$restore_trace'(_1686798, _1686800))
^  Call: (233) [system] sig_atomic(system:'$notrace'(_1686798, _1686800))
^  Exit: (232) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1685846), _1686780, fail)), system:'$restore_trace'(3, -1))
   Call: (231) [system] atomic(_1685846)
   Fail: (231) [system] atomic(_1685846)
   Call: (231) [system] atom_chars(_1685846, ['A'])
   Exit: (231) [system] atom_chars('A', ['A'])
^  Exit: (230) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (230) [system] integer('A')
   Fail: (230) [system] integer('A')
   Call: (230) [system] _1638246='A'
   Exit: (230) [system] 'A'='A'
^  Exit: (229) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (228) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (227) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (227) [user] read_list(')', (0x55fbb4538270), _1700796)
^  Call: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _1702654)
   Exit: (229) [system] peek_char((0x55fbb4538270), ')')
   Call: (229) [system] ')'=(;)
   Fail: (229) [system] ')'=(;)
   Call: (229) [system] ')'=(/)
   Fail: (229) [system] ')'=(/)
^  Call: (229) [user] is_like_space(')')
   Call: (230) [system] char_type(')', 'white')
   Fail: (230) [system] char_type(')', 'white')
   Call: (230) [system] char_type(')', end_of_line)
   Fail: (230) [system] char_type(')', end_of_line)
   Call: (230) [system] char_type(')', space)
   Fail: (230) [system] char_type(')', space)
   Call: (230) [system] char_type(')', cntrl)
   Fail: (230) [system] char_type(')', cntrl)
^  Fail: (229) [user] is_like_space(')')
^  Exit: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _1718664)
   Exit: (228) [system] peek_char((0x55fbb4538270), ')')
   Call: (228) [system] ')'=')'
   Exit: (228) [system] ')'=')'
   Call: (228) [system] get_char((0x55fbb4538270), _1722454)
   Exit: (228) [system] get_char((0x55fbb4538270), ')')
   Call: (228) [system] _1700796=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_list(')', (0x55fbb4538270), [])
   Call: (227) [system] _1601586=['A']
   Exit: (227) [system] ['A']=['A']
^  Exit: (226) [user] read_list(')', (0x55fbb4538270), ['A'])
   Call: (226) [system] _1504248=['A', 'A']
   Exit: (226) [system] ['A', 'A']=['A', 'A']
^  Exit: (225) [user] read_list(')', (0x55fbb4538270), ['A', 'A'])
   Call: (225) [system] _1314902=['OrLink', 'A', 'A']
   Exit: (225) [system] ['OrLink', 'A', 'A']=['OrLink', 'A', 'A']
^  Exit: (224) [user] read_list(')', (0x55fbb4538270), ['OrLink', 'A', 'A'])
^  Exit: (223) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', 'A', 'A'])
^  Call: (223) [user] read_list(')', (0x55fbb4538270), _1736336)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1738194)
   Exit: (225) [system] peek_char((0x55fbb4538270), ')')
   Call: (225) [system] ')'=(;)
   Fail: (225) [system] ')'=(;)
   Call: (225) [system] ')'=(/)
   Fail: (225) [system] ')'=(/)
^  Call: (225) [user] is_like_space(')')
   Call: (226) [system] char_type(')', 'white')
   Fail: (226) [system] char_type(')', 'white')
   Call: (226) [system] char_type(')', end_of_line)
   Fail: (226) [system] char_type(')', end_of_line)
   Call: (226) [system] char_type(')', space)
   Fail: (226) [system] char_type(')', space)
   Call: (226) [system] char_type(')', cntrl)
   Fail: (226) [system] char_type(')', cntrl)
^  Fail: (225) [user] is_like_space(')')
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1754204)
   Exit: (224) [system] peek_char((0x55fbb4538270), ')')
   Call: (224) [system] ')'=')'
   Exit: (224) [system] ')'=')'
   Call: (224) [system] get_char((0x55fbb4538270), _1757994)
   Exit: (224) [system] get_char((0x55fbb4538270), ')')
   Call: (224) [system] _1736336=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_list(')', (0x55fbb4538270), [])
   Call: (223) [system] _1278242=[['OrLink', 'A', 'A']]
   Exit: (223) [system] [['OrLink', 'A', 'A']]=[['OrLink', 'A', 'A']]
^  Exit: (222) [user] read_list(')', (0x55fbb4538270), [['OrLink', 'A', 'A']])
   Call: (222) [system] _539478=[['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']]
   Exit: (222) [system] [['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']]=[['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']]
^  Exit: (221) [user] read_list(')', (0x55fbb4538270), [['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']])
   Call: (221) [system] _435652=[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']]
   Exit: (221) [system] [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']]=[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']]
^  Exit: (220) [user] read_list(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']])
^  Exit: (219) [user] cont_sexpr(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']])
^  Call: (219) [user] read_list(')', (0x55fbb4538270), _1771876)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _1773734)
   Exit: (221) [system] peek_char((0x55fbb4538270), '\n')
   Call: (221) [system] '\n'=(;)
   Fail: (221) [system] '\n'=(;)
   Call: (221) [system] '\n'=(/)
   Fail: (221) [system] '\n'=(/)
^  Call: (221) [user] is_like_space('\n')
   Call: (222) [system] char_type('\n', 'white')
   Fail: (222) [system] char_type('\n', 'white')
   Call: (222) [system] char_type('\n', end_of_line)
   Exit: (222) [system] char_type('\n', end_of_line)
^  Exit: (221) [user] is_like_space('\n')
   Call: (221) [system] get_char((0x55fbb4538270), _1785184)
   Exit: (221) [system] get_char((0x55fbb4538270), '\n')
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _1787888)
   Exit: (222) [system] peek_char((0x55fbb4538270), '\t')
   Call: (222) [system] '\t'=(;)
   Fail: (222) [system] '\t'=(;)
   Call: (222) [system] '\t'=(/)
   Fail: (222) [system] '\t'=(/)
^  Call: (222) [user] is_like_space('\t')
   Call: (223) [system] char_type('\t', 'white')
   Exit: (223) [system] char_type('\t', 'white')
^  Exit: (222) [user] is_like_space('\t')
   Call: (222) [system] get_char((0x55fbb4538270), _1797482)
   Exit: (222) [system] get_char((0x55fbb4538270), '\t')
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _1800186)
   Exit: (223) [system] peek_char((0x55fbb4538270), '\t')
   Call: (223) [system] '\t'=(;)
   Fail: (223) [system] '\t'=(;)
   Call: (223) [system] '\t'=(/)
   Fail: (223) [system] '\t'=(/)
^  Call: (223) [user] is_like_space('\t')
   Call: (224) [system] char_type('\t', 'white')
   Exit: (224) [system] char_type('\t', 'white')
^  Exit: (223) [user] is_like_space('\t')
   Call: (223) [system] get_char((0x55fbb4538270), _1809780)
   Exit: (223) [system] get_char((0x55fbb4538270), '\t')
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1812484)
   Exit: (224) [system] peek_char((0x55fbb4538270), ' ')
   Call: (224) [system] ' '=(;)
   Fail: (224) [system] ' '=(;)
   Call: (224) [system] ' '=(/)
   Fail: (224) [system] ' '=(/)
^  Call: (224) [user] is_like_space(' ')
   Call: (225) [system] char_type(' ', 'white')
   Exit: (225) [system] char_type(' ', 'white')
^  Exit: (224) [user] is_like_space(' ')
   Call: (224) [system] get_char((0x55fbb4538270), _1822078)
   Exit: (224) [system] get_char((0x55fbb4538270), ' ')
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1824782)
   Exit: (225) [system] peek_char((0x55fbb4538270), '(')
   Call: (225) [system] '('=(;)
   Fail: (225) [system] '('=(;)
   Call: (225) [system] '('=(/)
   Fail: (225) [system] '('=(/)
^  Call: (225) [user] is_like_space('(')
   Call: (226) [system] char_type('(', 'white')
   Fail: (226) [system] char_type('(', 'white')
   Call: (226) [system] char_type('(', end_of_line)
   Fail: (226) [system] char_type('(', end_of_line)
   Call: (226) [system] char_type('(', space)
   Fail: (226) [system] char_type('(', space)
   Call: (226) [system] char_type('(', cntrl)
   Fail: (226) [system] char_type('(', cntrl)
^  Fail: (225) [user] is_like_space('(')
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _1844488)
   Exit: (220) [system] peek_char((0x55fbb4538270), '(')
   Call: (220) [system] '('=')'
   Fail: (220) [system] '('=')'
   Call: (220) [system] '('=end_of_file
   Fail: (220) [system] '('=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55fbb4538270), _1850058)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _1851916)
   Exit: (222) [system] peek_char((0x55fbb4538270), '(')
   Call: (222) [system] '('=(;)
   Fail: (222) [system] '('=(;)
   Call: (222) [system] '('=(/)
   Fail: (222) [system] '('=(/)
^  Call: (222) [user] is_like_space('(')
   Call: (223) [system] char_type('(', 'white')
   Fail: (223) [system] char_type('(', 'white')
   Call: (223) [system] char_type('(', end_of_line)
   Fail: (223) [system] char_type('(', end_of_line)
   Call: (223) [system] char_type('(', space)
   Fail: (223) [system] char_type('(', space)
   Call: (223) [system] char_type('(', cntrl)
   Fail: (223) [system] char_type('(', cntrl)
^  Fail: (222) [user] is_like_space('(')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] get_char((0x55fbb4538270), _1867926)
   Exit: (221) [system] get_char((0x55fbb4538270), '(')
   Call: (221) [system] '('='('
   Exit: (221) [system] '('='('
^  Call: (221) [user] read_list(')', (0x55fbb4538270), _1850058)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _1873496)
   Exit: (223) [system] peek_char((0x55fbb4538270), :)
   Call: (223) [system] (:)=(;)
   Fail: (223) [system] (:)=(;)
   Call: (223) [system] (:)=(/)
   Fail: (223) [system] (:)=(/)
^  Call: (223) [user] is_like_space(:)
   Call: (224) [system] char_type(:, 'white')
   Fail: (224) [system] char_type(:, 'white')
   Call: (224) [system] char_type(:, end_of_line)
   Fail: (224) [system] char_type(:, end_of_line)
   Call: (224) [system] char_type(:, space)
   Fail: (224) [system] char_type(:, space)
   Call: (224) [system] char_type(:, cntrl)
   Fail: (224) [system] char_type(:, cntrl)
^  Fail: (223) [user] is_like_space(:)
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _1889506)
   Exit: (222) [system] peek_char((0x55fbb4538270), :)
   Call: (222) [system] (:)=')'
   Fail: (222) [system] (:)=')'
   Call: (222) [system] (:)=end_of_file
   Fail: (222) [system] (:)=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55fbb4538270), _1895076)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1896934)
   Exit: (224) [system] peek_char((0x55fbb4538270), :)
   Call: (224) [system] (:)=(;)
   Fail: (224) [system] (:)=(;)
   Call: (224) [system] (:)=(/)
   Fail: (224) [system] (:)=(/)
^  Call: (224) [user] is_like_space(:)
   Call: (225) [system] char_type(:, 'white')
   Fail: (225) [system] char_type(:, 'white')
   Call: (225) [system] char_type(:, end_of_line)
   Fail: (225) [system] char_type(:, end_of_line)
   Call: (225) [system] char_type(:, space)
   Fail: (225) [system] char_type(:, space)
   Call: (225) [system] char_type(:, cntrl)
   Fail: (225) [system] char_type(:, cntrl)
^  Fail: (224) [user] is_like_space(:)
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] get_char((0x55fbb4538270), _1912944)
   Exit: (223) [system] get_char((0x55fbb4538270), :)
   Call: (223) [system] (:)='('
   Fail: (223) [system] (:)='('
   Call: (223) [system] (:)='['
   Fail: (223) [system] (:)='['
   Call: (223) [system] (:)='{'
   Fail: (223) [system] (:)='{'
   Call: (223) [system] (:)='"'
   Fail: (223) [system] (:)='"'
   Call: (223) [system] (:)=!
   Fail: (223) [system] (:)=!
   Call: (223) [system] (:)='\''
   Fail: (223) [system] (:)='\''
   Call: (223) [system] (:)='`'
   Fail: (223) [system] (:)='`'
   Call: (223) [system] (:)=end_of_file
   Fail: (223) [system] (:)=end_of_file
^  Call: (223) [user] read_symbolic(')', (0x55fbb4538270), :, _1895076)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _1930586)
   Call: (225) [system] peek_char((0x55fbb4538270), _1931520)
   Exit: (225) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (225) [user] is_delimiter(' ')
   Call: (226) [system] char_type(' ', space)
   Exit: (226) [system] char_type(' ', space)
^  Exit: (225) [user] is_delimiter(' ')
   Call: (225) [system] _1930586=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (224) [user] classify_and_convert_charseq([:], _1895076)
^  Call: (225) [user] classify_and_convert_charseq_([:], _1940804)
^  Call: (227) [system] setup_call_cleanup('$notrace'(_1941756, _1941758), once(user:catch(read_from_chars([:], _1940804), _1941738, fail)), '$restore_trace'(_1941756, _1941758))
^  Call: (228) [system] sig_atomic(system:'$notrace'(_1941756, _1941758))
^  Exit: (227) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1941738, fail)), system:'$restore_trace'(3, -1))
   Call: (226) [system] atomic(:)
   Exit: (226) [system] atomic(:)
^  Exit: (225) [user] classify_and_convert_charseq_([:], :)
   Call: (225) [system] integer(:)
   Fail: (225) [system] integer(:)
   Call: (225) [system] _1895076=(:)
   Exit: (225) [system] (:)=(:)
^  Exit: (224) [user] classify_and_convert_charseq([:], :)
^  Exit: (223) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (222) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (222) [user] read_list(')', (0x55fbb4538270), _1953884)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1955742)
   Exit: (224) [system] peek_char((0x55fbb4538270), ' ')
   Call: (224) [system] ' '=(;)
   Fail: (224) [system] ' '=(;)
   Call: (224) [system] ' '=(/)
   Fail: (224) [system] ' '=(/)
^  Call: (224) [user] is_like_space(' ')
   Call: (225) [system] char_type(' ', 'white')
   Exit: (225) [system] char_type(' ', 'white')
^  Exit: (224) [user] is_like_space(' ')
   Call: (224) [system] get_char((0x55fbb4538270), _1965336)
   Exit: (224) [system] get_char((0x55fbb4538270), ' ')
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1968040)
   Exit: (225) [system] peek_char((0x55fbb4538270), '(')
   Call: (225) [system] '('=(;)
   Fail: (225) [system] '('=(;)
   Call: (225) [system] '('=(/)
   Fail: (225) [system] '('=(/)
^  Call: (225) [user] is_like_space('(')
   Call: (226) [system] char_type('(', 'white')
   Fail: (226) [system] char_type('(', 'white')
   Call: (226) [system] char_type('(', end_of_line)
   Fail: (226) [system] char_type('(', end_of_line)
   Call: (226) [system] char_type('(', space)
   Fail: (226) [system] char_type('(', space)
   Call: (226) [system] char_type('(', cntrl)
   Fail: (226) [system] char_type('(', cntrl)
^  Fail: (225) [user] is_like_space('(')
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _1984974)
   Exit: (223) [system] peek_char((0x55fbb4538270), '(')
   Call: (223) [system] '('=')'
   Fail: (223) [system] '('=')'
   Call: (223) [system] '('=end_of_file
   Fail: (223) [system] '('=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55fbb4538270), _1990544)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1992402)
   Exit: (225) [system] peek_char((0x55fbb4538270), '(')
   Call: (225) [system] '('=(;)
   Fail: (225) [system] '('=(;)
   Call: (225) [system] '('=(/)
   Fail: (225) [system] '('=(/)
^  Call: (225) [user] is_like_space('(')
   Call: (226) [system] char_type('(', 'white')
   Fail: (226) [system] char_type('(', 'white')
   Call: (226) [system] char_type('(', end_of_line)
   Fail: (226) [system] char_type('(', end_of_line)
   Call: (226) [system] char_type('(', space)
   Fail: (226) [system] char_type('(', space)
   Call: (226) [system] char_type('(', cntrl)
   Fail: (226) [system] char_type('(', cntrl)
^  Fail: (225) [user] is_like_space('(')
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] get_char((0x55fbb4538270), _2008412)
   Exit: (224) [system] get_char((0x55fbb4538270), '(')
   Call: (224) [system] '('='('
   Exit: (224) [system] '('='('
^  Call: (224) [user] read_list(')', (0x55fbb4538270), _1990544)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _2013982)
   Exit: (226) [system] peek_char((0x55fbb4538270), 'D')
   Call: (226) [system] 'D'=(;)
   Fail: (226) [system] 'D'=(;)
   Call: (226) [system] 'D'=(/)
   Fail: (226) [system] 'D'=(/)
^  Call: (226) [user] is_like_space('D')
   Call: (227) [system] char_type('D', 'white')
   Fail: (227) [system] char_type('D', 'white')
   Call: (227) [system] char_type('D', end_of_line)
   Fail: (227) [system] char_type('D', end_of_line)
   Call: (227) [system] char_type('D', space)
   Fail: (227) [system] char_type('D', space)
   Call: (227) [system] char_type('D', cntrl)
   Fail: (227) [system] char_type('D', cntrl)
^  Fail: (226) [user] is_like_space('D')
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _2029992)
   Exit: (225) [system] peek_char((0x55fbb4538270), 'D')
   Call: (225) [system] 'D'=')'
   Fail: (225) [system] 'D'=')'
   Call: (225) [system] 'D'=end_of_file
   Fail: (225) [system] 'D'=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55fbb4538270), _2035562)
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _2037420)
   Exit: (227) [system] peek_char((0x55fbb4538270), 'D')
   Call: (227) [system] 'D'=(;)
   Fail: (227) [system] 'D'=(;)
   Call: (227) [system] 'D'=(/)
   Fail: (227) [system] 'D'=(/)
^  Call: (227) [user] is_like_space('D')
   Call: (228) [system] char_type('D', 'white')
   Fail: (228) [system] char_type('D', 'white')
   Call: (228) [system] char_type('D', end_of_line)
   Fail: (228) [system] char_type('D', end_of_line)
   Call: (228) [system] char_type('D', space)
   Fail: (228) [system] char_type('D', space)
   Call: (228) [system] char_type('D', cntrl)
   Fail: (228) [system] char_type('D', cntrl)
^  Fail: (227) [user] is_like_space('D')
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] get_char((0x55fbb4538270), _2053430)
   Exit: (226) [system] get_char((0x55fbb4538270), 'D')
   Call: (226) [system] 'D'='('
   Fail: (226) [system] 'D'='('
   Call: (226) [system] 'D'='['
   Fail: (226) [system] 'D'='['
   Call: (226) [system] 'D'='{'
   Fail: (226) [system] 'D'='{'
   Call: (226) [system] 'D'='"'
   Fail: (226) [system] 'D'='"'
   Call: (226) [system] 'D'=!
   Fail: (226) [system] 'D'=!
   Call: (226) [system] 'D'='\''
   Fail: (226) [system] 'D'='\''
   Call: (226) [system] 'D'='`'
   Fail: (226) [system] 'D'='`'
   Call: (226) [system] 'D'=end_of_file
   Fail: (226) [system] 'D'=end_of_file
^  Call: (226) [user] read_symbolic(')', (0x55fbb4538270), 'D', _2035562)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _2071072)
   Call: (228) [system] peek_char((0x55fbb4538270), _2072006)
   Exit: (228) [system] peek_char((0x55fbb4538270), i)
^  Call: (228) [user] is_delimiter(i)
   Call: (229) [system] char_type(i, space)
   Fail: (229) [system] char_type(i, space)
   Call: (229) [system] arg(_2076726, v('(', ')', end_of_file), i)
   Fail: (229) [system] arg(_2077658, v('(', ')', end_of_file), i)
^  Fail: (228) [user] is_delimiter(i)
   Call: (228) [system] ')'==i
   Fail: (228) [system] ')'==i
   Call: (228) [system] get_char((0x55fbb4538270), i)
   Exit: (228) [system] get_char((0x55fbb4538270), i)
   Call: (228) [system] i=(\)
   Fail: (228) [system] i=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _2085008)
   Call: (229) [system] peek_char((0x55fbb4538270), _2085942)
   Exit: (229) [system] peek_char((0x55fbb4538270), s)
^  Call: (229) [user] is_delimiter(s)
   Call: (230) [system] char_type(s, space)
   Fail: (230) [system] char_type(s, space)
   Call: (230) [system] arg(_2090662, v('(', ')', end_of_file), s)
   Fail: (230) [system] arg(_2091594, v('(', ')', end_of_file), s)
^  Fail: (229) [user] is_delimiter(s)
   Call: (229) [system] ')'==s
   Fail: (229) [system] ')'==s
   Call: (229) [system] get_char((0x55fbb4538270), s)
   Exit: (229) [system] get_char((0x55fbb4538270), s)
   Call: (229) [system] s=(\)
   Fail: (229) [system] s=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _8558)
   Call: (230) [system] peek_char((0x55fbb4538270), _9492)
   Exit: (230) [system] peek_char((0x55fbb4538270), j)
^  Call: (230) [user] is_delimiter(j)
   Call: (231) [system] char_type(j, space)
   Fail: (231) [system] char_type(j, space)
   Call: (231) [system] arg(_14212, v('(', ')', end_of_file), j)
   Fail: (231) [system] arg(_15144, v('(', ')', end_of_file), j)
^  Fail: (230) [user] is_delimiter(j)
   Call: (230) [system] ')'==j
   Fail: (230) [system] ')'==j
   Call: (230) [system] get_char((0x55fbb4538270), j)
   Exit: (230) [system] get_char((0x55fbb4538270), j)
   Call: (230) [system] j=(\)
   Fail: (230) [system] j=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _22494)
   Call: (231) [system] peek_char((0x55fbb4538270), _23428)
   Exit: (231) [system] peek_char((0x55fbb4538270), u)
^  Call: (231) [user] is_delimiter(u)
   Call: (232) [system] char_type(u, space)
   Fail: (232) [system] char_type(u, space)
   Call: (232) [system] arg(_28148, v('(', ')', end_of_file), u)
   Fail: (232) [system] arg(_29080, v('(', ')', end_of_file), u)
^  Fail: (231) [user] is_delimiter(u)
   Call: (231) [system] ')'==u
   Fail: (231) [system] ')'==u
   Call: (231) [system] get_char((0x55fbb4538270), u)
   Exit: (231) [system] get_char((0x55fbb4538270), u)
   Call: (231) [system] u=(\)
   Fail: (231) [system] u=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _36430)
   Call: (232) [system] peek_char((0x55fbb4538270), _37364)
   Exit: (232) [system] peek_char((0x55fbb4538270), n)
^  Call: (232) [user] is_delimiter(n)
   Call: (233) [system] char_type(n, space)
   Fail: (233) [system] char_type(n, space)
   Call: (233) [system] arg(_42084, v('(', ')', end_of_file), n)
   Fail: (233) [system] arg(_43016, v('(', ')', end_of_file), n)
^  Fail: (232) [user] is_delimiter(n)
   Call: (232) [system] ')'==n
   Fail: (232) [system] ')'==n
   Call: (232) [system] get_char((0x55fbb4538270), n)
   Exit: (232) [system] get_char((0x55fbb4538270), n)
   Call: (232) [system] n=(\)
   Fail: (232) [system] n=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _50366)
   Call: (233) [system] peek_char((0x55fbb4538270), _51300)
   Exit: (233) [system] peek_char((0x55fbb4538270), c)
^  Call: (233) [user] is_delimiter(c)
   Call: (234) [system] char_type(c, space)
   Fail: (234) [system] char_type(c, space)
   Call: (234) [system] arg(_56020, v('(', ')', end_of_file), c)
   Fail: (234) [system] arg(_56952, v('(', ')', end_of_file), c)
^  Fail: (233) [user] is_delimiter(c)
   Call: (233) [system] ')'==c
   Fail: (233) [system] ')'==c
   Call: (233) [system] get_char((0x55fbb4538270), c)
   Exit: (233) [system] get_char((0x55fbb4538270), c)
   Call: (233) [system] c=(\)
   Fail: (233) [system] c=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _64302)
   Call: (234) [system] peek_char((0x55fbb4538270), _65236)
   Exit: (234) [system] peek_char((0x55fbb4538270), t)
^  Call: (234) [user] is_delimiter(t)
   Call: (235) [system] char_type(t, space)
   Fail: (235) [system] char_type(t, space)
   Call: (235) [system] arg(_69956, v('(', ')', end_of_file), t)
   Fail: (235) [system] arg(_70888, v('(', ')', end_of_file), t)
^  Fail: (234) [user] is_delimiter(t)
   Call: (234) [system] ')'==t
   Fail: (234) [system] ')'==t
   Call: (234) [system] get_char((0x55fbb4538270), t)
   Exit: (234) [system] get_char((0x55fbb4538270), t)
   Call: (234) [system] t=(\)
   Fail: (234) [system] t=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _78238)
   Call: (235) [system] peek_char((0x55fbb4538270), _79172)
   Exit: (235) [system] peek_char((0x55fbb4538270), i)
^  Call: (235) [user] is_delimiter(i)
   Call: (236) [system] char_type(i, space)
   Fail: (236) [system] char_type(i, space)
   Call: (236) [system] arg(_83892, v('(', ')', end_of_file), i)
   Fail: (236) [system] arg(_84824, v('(', ')', end_of_file), i)
^  Fail: (235) [user] is_delimiter(i)
   Call: (235) [system] ')'==i
   Fail: (235) [system] ')'==i
   Call: (235) [system] get_char((0x55fbb4538270), i)
   Exit: (235) [system] get_char((0x55fbb4538270), i)
   Call: (235) [system] i=(\)
   Fail: (235) [system] i=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), _92174)
   Call: (236) [system] peek_char((0x55fbb4538270), _93108)
   Exit: (236) [system] peek_char((0x55fbb4538270), o)
^  Call: (236) [user] is_delimiter(o)
   Call: (237) [system] char_type(o, space)
   Fail: (237) [system] char_type(o, space)
   Call: (237) [system] arg(_97828, v('(', ')', end_of_file), o)
   Fail: (237) [system] arg(_98760, v('(', ')', end_of_file), o)
^  Fail: (236) [user] is_delimiter(o)
   Call: (236) [system] ')'==o
   Fail: (236) [system] ')'==o
   Call: (236) [system] get_char((0x55fbb4538270), o)
   Exit: (236) [system] get_char((0x55fbb4538270), o)
   Call: (236) [system] o=(\)
   Fail: (236) [system] o=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), _106110)
   Call: (237) [system] peek_char((0x55fbb4538270), _107044)
   Exit: (237) [system] peek_char((0x55fbb4538270), n)
^  Call: (237) [user] is_delimiter(n)
   Call: (238) [system] char_type(n, space)
   Fail: (238) [system] char_type(n, space)
   Call: (238) [system] arg(_111764, v('(', ')', end_of_file), n)
   Fail: (238) [system] arg(_112696, v('(', ')', end_of_file), n)
^  Fail: (237) [user] is_delimiter(n)
   Call: (237) [system] ')'==n
   Fail: (237) [system] ')'==n
   Call: (237) [system] get_char((0x55fbb4538270), n)
   Exit: (237) [system] get_char((0x55fbb4538270), n)
   Call: (237) [system] n=(\)
   Fail: (237) [system] n=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), _120046)
   Call: (238) [system] peek_char((0x55fbb4538270), _120980)
   Exit: (238) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (238) [user] is_delimiter('I')
   Call: (239) [system] char_type('I', space)
   Fail: (239) [system] char_type('I', space)
   Call: (239) [system] arg(_125700, v('(', ')', end_of_file), 'I')
   Fail: (239) [system] arg(_126632, v('(', ')', end_of_file), 'I')
^  Fail: (238) [user] is_delimiter('I')
   Call: (238) [system] ')'=='I'
   Fail: (238) [system] ')'=='I'
   Call: (238) [system] get_char((0x55fbb4538270), 'I')
   Exit: (238) [system] get_char((0x55fbb4538270), 'I')
   Call: (238) [system] 'I'=(\)
   Fail: (238) [system] 'I'=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), _133982)
   Call: (239) [system] peek_char((0x55fbb4538270), _134916)
   Exit: (239) [system] peek_char((0x55fbb4538270), n)
^  Call: (239) [user] is_delimiter(n)
   Call: (240) [system] char_type(n, space)
   Fail: (240) [system] char_type(n, space)
   Call: (240) [system] arg(_139636, v('(', ')', end_of_file), n)
   Fail: (240) [system] arg(_140568, v('(', ')', end_of_file), n)
^  Fail: (239) [user] is_delimiter(n)
   Call: (239) [system] ')'==n
   Fail: (239) [system] ')'==n
   Call: (239) [system] get_char((0x55fbb4538270), n)
   Exit: (239) [system] get_char((0x55fbb4538270), n)
   Call: (239) [system] n=(\)
   Fail: (239) [system] n=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55fbb4538270), _147918)
   Call: (240) [system] peek_char((0x55fbb4538270), _148852)
   Exit: (240) [system] peek_char((0x55fbb4538270), t)
^  Call: (240) [user] is_delimiter(t)
   Call: (241) [system] char_type(t, space)
   Fail: (241) [system] char_type(t, space)
   Call: (241) [system] arg(_153572, v('(', ')', end_of_file), t)
   Fail: (241) [system] arg(_154504, v('(', ')', end_of_file), t)
^  Fail: (240) [user] is_delimiter(t)
   Call: (240) [system] ')'==t
   Fail: (240) [system] ')'==t
   Call: (240) [system] get_char((0x55fbb4538270), t)
   Exit: (240) [system] get_char((0x55fbb4538270), t)
   Call: (240) [system] t=(\)
   Fail: (240) [system] t=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55fbb4538270), _161854)
   Call: (241) [system] peek_char((0x55fbb4538270), _162788)
   Exit: (241) [system] peek_char((0x55fbb4538270), r)
^  Call: (241) [user] is_delimiter(r)
   Call: (242) [system] char_type(r, space)
   Fail: (242) [system] char_type(r, space)
   Call: (242) [system] arg(_167508, v('(', ')', end_of_file), r)
   Fail: (242) [system] arg(_168440, v('(', ')', end_of_file), r)
^  Fail: (241) [user] is_delimiter(r)
   Call: (241) [system] ')'==r
   Fail: (241) [system] ')'==r
   Call: (241) [system] get_char((0x55fbb4538270), r)
   Exit: (241) [system] get_char((0x55fbb4538270), r)
   Call: (241) [system] r=(\)
   Fail: (241) [system] r=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55fbb4538270), _175790)
   Call: (242) [system] peek_char((0x55fbb4538270), _176724)
   Exit: (242) [system] peek_char((0x55fbb4538270), o)
^  Call: (242) [user] is_delimiter(o)
   Call: (243) [system] char_type(o, space)
   Fail: (243) [system] char_type(o, space)
   Call: (243) [system] arg(_181444, v('(', ')', end_of_file), o)
   Fail: (243) [system] arg(_182376, v('(', ')', end_of_file), o)
^  Fail: (242) [user] is_delimiter(o)
   Call: (242) [system] ')'==o
   Fail: (242) [system] ')'==o
   Call: (242) [system] get_char((0x55fbb4538270), o)
   Exit: (242) [system] get_char((0x55fbb4538270), o)
   Call: (242) [system] o=(\)
   Fail: (242) [system] o=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55fbb4538270), _189726)
   Call: (243) [system] peek_char((0x55fbb4538270), _190660)
   Exit: (243) [system] peek_char((0x55fbb4538270), d)
^  Call: (243) [user] is_delimiter(d)
   Call: (244) [system] char_type(d, space)
   Fail: (244) [system] char_type(d, space)
   Call: (244) [system] arg(_195380, v('(', ')', end_of_file), d)
   Fail: (244) [system] arg(_196312, v('(', ')', end_of_file), d)
^  Fail: (243) [user] is_delimiter(d)
   Call: (243) [system] ')'==d
   Fail: (243) [system] ')'==d
   Call: (243) [system] get_char((0x55fbb4538270), d)
   Exit: (243) [system] get_char((0x55fbb4538270), d)
   Call: (243) [system] d=(\)
   Fail: (243) [system] d=(\)
^  Call: (243) [user] read_symbolic_cont(')', (0x55fbb4538270), _203662)
   Call: (244) [system] peek_char((0x55fbb4538270), _204596)
   Exit: (244) [system] peek_char((0x55fbb4538270), u)
^  Call: (244) [user] is_delimiter(u)
   Call: (245) [system] char_type(u, space)
   Fail: (245) [system] char_type(u, space)
   Call: (245) [system] arg(_209316, v('(', ')', end_of_file), u)
   Fail: (245) [system] arg(_210248, v('(', ')', end_of_file), u)
^  Fail: (244) [user] is_delimiter(u)
   Call: (244) [system] ')'==u
   Fail: (244) [system] ')'==u
   Call: (244) [system] get_char((0x55fbb4538270), u)
   Exit: (244) [system] get_char((0x55fbb4538270), u)
   Call: (244) [system] u=(\)
   Fail: (244) [system] u=(\)
^  Call: (244) [user] read_symbolic_cont(')', (0x55fbb4538270), _217598)
   Call: (245) [system] peek_char((0x55fbb4538270), _218532)
   Exit: (245) [system] peek_char((0x55fbb4538270), c)
^  Call: (245) [user] is_delimiter(c)
   Call: (246) [system] char_type(c, space)
   Fail: (246) [system] char_type(c, space)
   Call: (246) [system] arg(_223252, v('(', ')', end_of_file), c)
   Fail: (246) [system] arg(_224184, v('(', ')', end_of_file), c)
^  Fail: (245) [user] is_delimiter(c)
   Call: (245) [system] ')'==c
   Fail: (245) [system] ')'==c
   Call: (245) [system] get_char((0x55fbb4538270), c)
   Exit: (245) [system] get_char((0x55fbb4538270), c)
   Call: (245) [system] c=(\)
   Fail: (245) [system] c=(\)
^  Call: (245) [user] read_symbolic_cont(')', (0x55fbb4538270), _231534)
   Call: (246) [system] peek_char((0x55fbb4538270), _232468)
   Exit: (246) [system] peek_char((0x55fbb4538270), t)
^  Call: (246) [user] is_delimiter(t)
   Call: (247) [system] char_type(t, space)
   Fail: (247) [system] char_type(t, space)
   Call: (247) [system] arg(_237188, v('(', ')', end_of_file), t)
   Fail: (247) [system] arg(_238120, v('(', ')', end_of_file), t)
^  Fail: (246) [user] is_delimiter(t)
   Call: (246) [system] ')'==t
   Fail: (246) [system] ')'==t
   Call: (246) [system] get_char((0x55fbb4538270), t)
   Exit: (246) [system] get_char((0x55fbb4538270), t)
   Call: (246) [system] t=(\)
   Fail: (246) [system] t=(\)
^  Call: (246) [user] read_symbolic_cont(')', (0x55fbb4538270), _245470)
   Call: (247) [system] peek_char((0x55fbb4538270), _246404)
   Exit: (247) [system] peek_char((0x55fbb4538270), i)
^  Call: (247) [user] is_delimiter(i)
   Call: (248) [system] char_type(i, space)
   Fail: (248) [system] char_type(i, space)
   Call: (248) [system] arg(_251124, v('(', ')', end_of_file), i)
   Fail: (248) [system] arg(_252056, v('(', ')', end_of_file), i)
^  Fail: (247) [user] is_delimiter(i)
   Call: (247) [system] ')'==i
   Fail: (247) [system] ')'==i
   Call: (247) [system] get_char((0x55fbb4538270), i)
   Exit: (247) [system] get_char((0x55fbb4538270), i)
   Call: (247) [system] i=(\)
   Fail: (247) [system] i=(\)
^  Call: (247) [user] read_symbolic_cont(')', (0x55fbb4538270), _259406)
   Call: (248) [system] peek_char((0x55fbb4538270), _260340)
   Exit: (248) [system] peek_char((0x55fbb4538270), o)
^  Call: (248) [user] is_delimiter(o)
   Call: (249) [system] char_type(o, space)
   Fail: (249) [system] char_type(o, space)
   Call: (249) [system] arg(_265060, v('(', ')', end_of_file), o)
   Fail: (249) [system] arg(_265992, v('(', ')', end_of_file), o)
^  Fail: (248) [user] is_delimiter(o)
   Call: (248) [system] ')'==o
   Fail: (248) [system] ')'==o
   Call: (248) [system] get_char((0x55fbb4538270), o)
   Exit: (248) [system] get_char((0x55fbb4538270), o)
   Call: (248) [system] o=(\)
   Fail: (248) [system] o=(\)
^  Call: (248) [user] read_symbolic_cont(')', (0x55fbb4538270), _273342)
   Call: (249) [system] peek_char((0x55fbb4538270), _274276)
   Exit: (249) [system] peek_char((0x55fbb4538270), n)
^  Call: (249) [user] is_delimiter(n)
   Call: (250) [system] char_type(n, space)
   Fail: (250) [system] char_type(n, space)
   Call: (250) [system] arg(_278996, v('(', ')', end_of_file), n)
   Fail: (250) [system] arg(_279928, v('(', ')', end_of_file), n)
^  Fail: (249) [user] is_delimiter(n)
   Call: (249) [system] ')'==n
   Fail: (249) [system] ')'==n
   Call: (249) [system] get_char((0x55fbb4538270), n)
   Exit: (249) [system] get_char((0x55fbb4538270), n)
   Call: (249) [system] n=(\)
   Fail: (249) [system] n=(\)
^  Call: (249) [user] read_symbolic_cont(')', (0x55fbb4538270), _287278)
   Call: (250) [system] peek_char((0x55fbb4538270), _288212)
   Exit: (250) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (250) [user] is_delimiter(' ')
   Call: (251) [system] char_type(' ', space)
   Exit: (251) [system] char_type(' ', space)
^  Exit: (250) [user] is_delimiter(' ')
   Call: (250) [system] _287278=[]
   Exit: (250) [system] []=[]
^  Exit: (249) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (249) [system] _273342=[n]
   Exit: (249) [system] [n]=[n]
^  Exit: (248) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (248) [system] _259406=[o, n]
   Exit: (248) [system] [o, n]=[o, n]
^  Exit: (247) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (247) [system] _245470=[i, o, n]
   Exit: (247) [system] [i, o, n]=[i, o, n]
^  Exit: (246) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (246) [system] _231534=[t, i, o, n]
   Exit: (246) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (245) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (245) [system] _217598=[c, t, i, o, n]
   Exit: (245) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (244) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (244) [system] _203662=[u, c, t, i, o, n]
   Exit: (244) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (243) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (243) [system] _189726=[d, u, c, t, i, o, n]
   Exit: (243) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (242) [system] _175790=[o, d, u, c, t, i, o, n]
   Exit: (242) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (241) [system] _161854=[r, o, d, u, c, t, i, o, n]
   Exit: (241) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (240) [system] _147918=[t, r, o, d, u, c, t, i, o, n]
   Exit: (240) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (239) [system] _133982=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (239) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (238) [system] _120046=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (238) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (237) [system] _106110=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (237) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (236) [system] _92174=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (236) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (235) [system] _78238=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (235) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (234) [system] _64302=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (234) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (233) [system] _50366=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (233) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (232) [system] _36430=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (231) [system] _22494=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _8558=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _6346=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _6342=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (227) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _6338)
^  Call: (228) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _358964)
^  Call: (230) [system] setup_call_cleanup('$notrace'(_359916, _359918), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _358964), _359898, fail)), '$restore_trace'(_359916, _359918))
^  Call: (231) [system] sig_atomic(system:'$notrace'(_359916, _359918))
^  Exit: (230) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _358964), _359898, fail)), system:'$restore_trace'(3, -1))
   Call: (229) [system] atomic(_358964)
   Fail: (229) [system] atomic(_358964)
   Call: (229) [system] atom_chars(_358964, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (229) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (228) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
   Call: (228) [system] integer('DisjunctionIntroduction')
   Fail: (228) [system] integer('DisjunctionIntroduction')
   Call: (228) [system] _6338='DisjunctionIntroduction'
   Exit: (228) [system] 'DisjunctionIntroduction'='DisjunctionIntroduction'
^  Exit: (227) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (226) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'DisjunctionIntroduction')
^  Exit: (225) [user] cont_sexpr(')', (0x55fbb4538270), 'DisjunctionIntroduction')
^  Call: (225) [user] read_list(')', (0x55fbb4538270), _373914)
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _375772)
   Exit: (227) [system] peek_char((0x55fbb4538270), ' ')
   Call: (227) [system] ' '=(;)
   Fail: (227) [system] ' '=(;)
   Call: (227) [system] ' '=(/)
   Fail: (227) [system] ' '=(/)
^  Call: (227) [user] is_like_space(' ')
   Call: (228) [system] char_type(' ', 'white')
   Exit: (228) [system] char_type(' ', 'white')
^  Exit: (227) [user] is_like_space(' ')
   Call: (227) [system] get_char((0x55fbb4538270), _385366)
   Exit: (227) [system] get_char((0x55fbb4538270), ' ')
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _388070)
   Exit: (228) [system] peek_char((0x55fbb4538270), a)
   Call: (228) [system] a=(;)
   Fail: (228) [system] a=(;)
   Call: (228) [system] a=(/)
   Fail: (228) [system] a=(/)
^  Call: (228) [user] is_like_space(a)
   Call: (229) [system] char_type(a, 'white')
   Fail: (229) [system] char_type(a, 'white')
   Call: (229) [system] char_type(a, end_of_line)
   Fail: (229) [system] char_type(a, end_of_line)
   Call: (229) [system] char_type(a, space)
   Fail: (229) [system] char_type(a, space)
   Call: (229) [system] char_type(a, cntrl)
   Fail: (229) [system] char_type(a, cntrl)
^  Fail: (228) [user] is_like_space(a)
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _405004)
   Exit: (226) [system] peek_char((0x55fbb4538270), a)
   Call: (226) [system] a=')'
   Fail: (226) [system] a=')'
   Call: (226) [system] a=end_of_file
   Fail: (226) [system] a=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55fbb4538270), _410574)
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _412432)
   Exit: (228) [system] peek_char((0x55fbb4538270), a)
   Call: (228) [system] a=(;)
   Fail: (228) [system] a=(;)
   Call: (228) [system] a=(/)
   Fail: (228) [system] a=(/)
^  Call: (228) [user] is_like_space(a)
   Call: (229) [system] char_type(a, 'white')
   Fail: (229) [system] char_type(a, 'white')
   Call: (229) [system] char_type(a, end_of_line)
   Fail: (229) [system] char_type(a, end_of_line)
   Call: (229) [system] char_type(a, space)
   Fail: (229) [system] char_type(a, space)
   Call: (229) [system] char_type(a, cntrl)
   Fail: (229) [system] char_type(a, cntrl)
^  Fail: (228) [user] is_like_space(a)
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] get_char((0x55fbb4538270), _428442)
   Exit: (227) [system] get_char((0x55fbb4538270), a)
   Call: (227) [system] a='('
   Fail: (227) [system] a='('
   Call: (227) [system] a='['
   Fail: (227) [system] a='['
   Call: (227) [system] a='{'
   Fail: (227) [system] a='{'
   Call: (227) [system] a='"'
   Fail: (227) [system] a='"'
   Call: (227) [system] a=!
   Fail: (227) [system] a=!
   Call: (227) [system] a='\''
   Fail: (227) [system] a='\''
   Call: (227) [system] a='`'
   Fail: (227) [system] a='`'
   Call: (227) [system] a=end_of_file
   Fail: (227) [system] a=end_of_file
^  Call: (227) [user] read_symbolic(')', (0x55fbb4538270), a, _410574)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _446084)
   Call: (229) [system] peek_char((0x55fbb4538270), _447018)
   Exit: (229) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (229) [user] is_delimiter(' ')
   Call: (230) [system] char_type(' ', space)
   Exit: (230) [system] char_type(' ', space)
^  Exit: (229) [user] is_delimiter(' ')
   Call: (229) [system] _446084=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (228) [user] classify_and_convert_charseq([a], _410574)
^  Call: (229) [user] classify_and_convert_charseq_([a], _456302)
^  Call: (231) [system] setup_call_cleanup('$notrace'(_457254, _457256), once(user:catch(read_from_chars([a], _456302), _457236, fail)), '$restore_trace'(_457254, _457256))
^  Call: (232) [system] sig_atomic(system:'$notrace'(_457254, _457256))
^  Exit: (231) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _457236, fail)), system:'$restore_trace'(3, -1))
   Call: (230) [system] atomic(a)
   Exit: (230) [system] atomic(a)
^  Exit: (229) [user] classify_and_convert_charseq_([a], a)
   Call: (229) [system] integer(a)
   Fail: (229) [system] integer(a)
   Call: (229) [system] _410574=a
   Exit: (229) [system] a=a
^  Exit: (228) [user] classify_and_convert_charseq([a], a)
^  Exit: (227) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (226) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (226) [user] read_list(')', (0x55fbb4538270), _469382)
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _471240)
   Exit: (228) [system] peek_char((0x55fbb4538270), ' ')
   Call: (228) [system] ' '=(;)
   Fail: (228) [system] ' '=(;)
   Call: (228) [system] ' '=(/)
   Fail: (228) [system] ' '=(/)
^  Call: (228) [user] is_like_space(' ')
   Call: (229) [system] char_type(' ', 'white')
   Exit: (229) [system] char_type(' ', 'white')
^  Exit: (228) [user] is_like_space(' ')
   Call: (228) [system] get_char((0x55fbb4538270), _480834)
   Exit: (228) [system] get_char((0x55fbb4538270), ' ')
^  Call: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _483538)
   Exit: (229) [system] peek_char((0x55fbb4538270), a)
   Call: (229) [system] a=(;)
   Fail: (229) [system] a=(;)
   Call: (229) [system] a=(/)
   Fail: (229) [system] a=(/)
^  Call: (229) [user] is_like_space(a)
   Call: (230) [system] char_type(a, 'white')
   Fail: (230) [system] char_type(a, 'white')
   Call: (230) [system] char_type(a, end_of_line)
   Fail: (230) [system] char_type(a, end_of_line)
   Call: (230) [system] char_type(a, space)
   Fail: (230) [system] char_type(a, space)
   Call: (230) [system] char_type(a, cntrl)
   Fail: (230) [system] char_type(a, cntrl)
^  Fail: (229) [user] is_like_space(a)
^  Exit: (228) [user] skip_spaces((0x55fbb4538270))
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _500472)
   Exit: (227) [system] peek_char((0x55fbb4538270), a)
   Call: (227) [system] a=')'
   Fail: (227) [system] a=')'
   Call: (227) [system] a=end_of_file
   Fail: (227) [system] a=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55fbb4538270), _506042)
^  Call: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _507900)
   Exit: (229) [system] peek_char((0x55fbb4538270), a)
   Call: (229) [system] a=(;)
   Fail: (229) [system] a=(;)
   Call: (229) [system] a=(/)
   Fail: (229) [system] a=(/)
^  Call: (229) [user] is_like_space(a)
   Call: (230) [system] char_type(a, 'white')
   Fail: (230) [system] char_type(a, 'white')
   Call: (230) [system] char_type(a, end_of_line)
   Fail: (230) [system] char_type(a, end_of_line)
   Call: (230) [system] char_type(a, space)
   Fail: (230) [system] char_type(a, space)
   Call: (230) [system] char_type(a, cntrl)
   Fail: (230) [system] char_type(a, cntrl)
^  Fail: (229) [user] is_like_space(a)
^  Exit: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] get_char((0x55fbb4538270), _523910)
   Exit: (228) [system] get_char((0x55fbb4538270), a)
   Call: (228) [system] a='('
   Fail: (228) [system] a='('
   Call: (228) [system] a='['
   Fail: (228) [system] a='['
   Call: (228) [system] a='{'
   Fail: (228) [system] a='{'
   Call: (228) [system] a='"'
   Fail: (228) [system] a='"'
   Call: (228) [system] a=!
   Fail: (228) [system] a=!
   Call: (228) [system] a='\''
   Fail: (228) [system] a='\''
   Call: (228) [system] a='`'
   Fail: (228) [system] a='`'
   Call: (228) [system] a=end_of_file
   Fail: (228) [system] a=end_of_file
^  Call: (228) [user] read_symbolic(')', (0x55fbb4538270), a, _506042)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _541552)
   Call: (230) [system] peek_char((0x55fbb4538270), _542486)
   Exit: (230) [system] peek_char((0x55fbb4538270), ')')
^  Call: (230) [user] is_delimiter(')')
   Call: (231) [system] char_type(')', space)
   Fail: (231) [system] char_type(')', space)
   Call: (231) [system] arg(_547206, v('(', ')', end_of_file), ')')
   Exit: (231) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (230) [user] is_delimiter(')')
   Call: (230) [system] _541552=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (229) [user] classify_and_convert_charseq([a], _506042)
^  Call: (230) [user] classify_and_convert_charseq_([a], _553642)
^  Call: (232) [system] setup_call_cleanup('$notrace'(_554594, _554596), once(user:catch(read_from_chars([a], _553642), _554576, fail)), '$restore_trace'(_554594, _554596))
^  Call: (233) [system] sig_atomic(system:'$notrace'(_554594, _554596))
^  Exit: (232) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _554576, fail)), system:'$restore_trace'(3, -1))
   Call: (231) [system] atomic(a)
   Exit: (231) [system] atomic(a)
^  Exit: (230) [user] classify_and_convert_charseq_([a], a)
   Call: (230) [system] integer(a)
   Fail: (230) [system] integer(a)
   Call: (230) [system] _506042=a
   Exit: (230) [system] a=a
^  Exit: (229) [user] classify_and_convert_charseq([a], a)
^  Exit: (228) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (227) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (227) [user] read_list(')', (0x55fbb4538270), _566722)
^  Call: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _568580)
   Exit: (229) [system] peek_char((0x55fbb4538270), ')')
   Call: (229) [system] ')'=(;)
   Fail: (229) [system] ')'=(;)
   Call: (229) [system] ')'=(/)
   Fail: (229) [system] ')'=(/)
^  Call: (229) [user] is_like_space(')')
   Call: (230) [system] char_type(')', 'white')
   Fail: (230) [system] char_type(')', 'white')
   Call: (230) [system] char_type(')', end_of_line)
   Fail: (230) [system] char_type(')', end_of_line)
   Call: (230) [system] char_type(')', space)
   Fail: (230) [system] char_type(')', space)
   Call: (230) [system] char_type(')', cntrl)
   Fail: (230) [system] char_type(')', cntrl)
^  Fail: (229) [user] is_like_space(')')
^  Exit: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _584590)
   Exit: (228) [system] peek_char((0x55fbb4538270), ')')
   Call: (228) [system] ')'=')'
   Exit: (228) [system] ')'=')'
   Call: (228) [system] get_char((0x55fbb4538270), _588380)
   Exit: (228) [system] get_char((0x55fbb4538270), ')')
   Call: (228) [system] _566722=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_list(')', (0x55fbb4538270), [])
   Call: (227) [system] _469382=[a]
   Exit: (227) [system] [a]=[a]
^  Exit: (226) [user] read_list(')', (0x55fbb4538270), [a])
   Call: (226) [system] _373914=[a, a]
   Exit: (226) [system] [a, a]=[a, a]
^  Exit: (225) [user] read_list(')', (0x55fbb4538270), [a, a])
   Call: (225) [system] _6332=['DisjunctionIntroduction', a, a]
   Exit: (225) [system] ['DisjunctionIntroduction', a, a]=['DisjunctionIntroduction', a, a]
^  Exit: (224) [user] read_list(')', (0x55fbb4538270), ['DisjunctionIntroduction', a, a])
^  Exit: (223) [user] cont_sexpr(')', (0x55fbb4538270), ['DisjunctionIntroduction', a, a])
^  Call: (223) [user] read_list(')', (0x55fbb4538270), _602262)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _604120)
   Exit: (225) [system] peek_char((0x55fbb4538270), ' ')
   Call: (225) [system] ' '=(;)
   Fail: (225) [system] ' '=(;)
   Call: (225) [system] ' '=(/)
   Fail: (225) [system] ' '=(/)
^  Call: (225) [user] is_like_space(' ')
   Call: (226) [system] char_type(' ', 'white')
   Exit: (226) [system] char_type(' ', 'white')
^  Exit: (225) [user] is_like_space(' ')
   Call: (225) [system] get_char((0x55fbb4538270), _613714)
   Exit: (225) [system] get_char((0x55fbb4538270), ' ')
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _616418)
   Exit: (226) [system] peek_char((0x55fbb4538270), '(')
   Call: (226) [system] '('=(;)
   Fail: (226) [system] '('=(;)
   Call: (226) [system] '('=(/)
   Fail: (226) [system] '('=(/)
^  Call: (226) [user] is_like_space('(')
   Call: (227) [system] char_type('(', 'white')
   Fail: (227) [system] char_type('(', 'white')
   Call: (227) [system] char_type('(', end_of_line)
   Fail: (227) [system] char_type('(', end_of_line)
   Call: (227) [system] char_type('(', space)
   Fail: (227) [system] char_type('(', space)
   Call: (227) [system] char_type('(', cntrl)
   Fail: (227) [system] char_type('(', cntrl)
^  Fail: (226) [user] is_like_space('(')
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _633352)
   Exit: (224) [system] peek_char((0x55fbb4538270), '(')
   Call: (224) [system] '('=')'
   Fail: (224) [system] '('=')'
   Call: (224) [system] '('=end_of_file
   Fail: (224) [system] '('=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55fbb4538270), _638922)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _640780)
   Exit: (226) [system] peek_char((0x55fbb4538270), '(')
   Call: (226) [system] '('=(;)
   Fail: (226) [system] '('=(;)
   Call: (226) [system] '('=(/)
   Fail: (226) [system] '('=(/)
^  Call: (226) [user] is_like_space('(')
   Call: (227) [system] char_type('(', 'white')
   Fail: (227) [system] char_type('(', 'white')
   Call: (227) [system] char_type('(', end_of_line)
   Fail: (227) [system] char_type('(', end_of_line)
   Call: (227) [system] char_type('(', space)
   Fail: (227) [system] char_type('(', space)
   Call: (227) [system] char_type('(', cntrl)
   Fail: (227) [system] char_type('(', cntrl)
^  Fail: (226) [user] is_like_space('(')
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] get_char((0x55fbb4538270), _656790)
   Exit: (225) [system] get_char((0x55fbb4538270), '(')
   Call: (225) [system] '('='('
   Exit: (225) [system] '('='('
^  Call: (225) [user] read_list(')', (0x55fbb4538270), _638922)
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _662360)
   Exit: (227) [system] peek_char((0x55fbb4538270), 'O')
   Call: (227) [system] 'O'=(;)
   Fail: (227) [system] 'O'=(;)
   Call: (227) [system] 'O'=(/)
   Fail: (227) [system] 'O'=(/)
^  Call: (227) [user] is_like_space('O')
   Call: (228) [system] char_type('O', 'white')
   Fail: (228) [system] char_type('O', 'white')
   Call: (228) [system] char_type('O', end_of_line)
   Fail: (228) [system] char_type('O', end_of_line)
   Call: (228) [system] char_type('O', space)
   Fail: (228) [system] char_type('O', space)
   Call: (228) [system] char_type('O', cntrl)
   Fail: (228) [system] char_type('O', cntrl)
^  Fail: (227) [user] is_like_space('O')
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _678370)
   Exit: (226) [system] peek_char((0x55fbb4538270), 'O')
   Call: (226) [system] 'O'=')'
   Fail: (226) [system] 'O'=')'
   Call: (226) [system] 'O'=end_of_file
   Fail: (226) [system] 'O'=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55fbb4538270), _683940)
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _685798)
   Exit: (228) [system] peek_char((0x55fbb4538270), 'O')
   Call: (228) [system] 'O'=(;)
   Fail: (228) [system] 'O'=(;)
   Call: (228) [system] 'O'=(/)
   Fail: (228) [system] 'O'=(/)
^  Call: (228) [user] is_like_space('O')
   Call: (229) [system] char_type('O', 'white')
   Fail: (229) [system] char_type('O', 'white')
   Call: (229) [system] char_type('O', end_of_line)
   Fail: (229) [system] char_type('O', end_of_line)
   Call: (229) [system] char_type('O', space)
   Fail: (229) [system] char_type('O', space)
   Call: (229) [system] char_type('O', cntrl)
   Fail: (229) [system] char_type('O', cntrl)
^  Fail: (228) [user] is_like_space('O')
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] get_char((0x55fbb4538270), _701808)
   Exit: (227) [system] get_char((0x55fbb4538270), 'O')
   Call: (227) [system] 'O'='('
   Fail: (227) [system] 'O'='('
   Call: (227) [system] 'O'='['
   Fail: (227) [system] 'O'='['
   Call: (227) [system] 'O'='{'
   Fail: (227) [system] 'O'='{'
   Call: (227) [system] 'O'='"'
   Fail: (227) [system] 'O'='"'
   Call: (227) [system] 'O'=!
   Fail: (227) [system] 'O'=!
   Call: (227) [system] 'O'='\''
   Fail: (227) [system] 'O'='\''
   Call: (227) [system] 'O'='`'
   Fail: (227) [system] 'O'='`'
   Call: (227) [system] 'O'=end_of_file
   Fail: (227) [system] 'O'=end_of_file
^  Call: (227) [user] read_symbolic(')', (0x55fbb4538270), 'O', _683940)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _719450)
   Call: (229) [system] peek_char((0x55fbb4538270), _720384)
   Exit: (229) [system] peek_char((0x55fbb4538270), r)
^  Call: (229) [user] is_delimiter(r)
   Call: (230) [system] char_type(r, space)
   Fail: (230) [system] char_type(r, space)
   Call: (230) [system] arg(_725104, v('(', ')', end_of_file), r)
   Fail: (230) [system] arg(_726036, v('(', ')', end_of_file), r)
^  Fail: (229) [user] is_delimiter(r)
   Call: (229) [system] ')'==r
   Fail: (229) [system] ')'==r
   Call: (229) [system] get_char((0x55fbb4538270), r)
   Exit: (229) [system] get_char((0x55fbb4538270), r)
   Call: (229) [system] r=(\)
   Fail: (229) [system] r=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _733386)
   Call: (230) [system] peek_char((0x55fbb4538270), _734320)
   Exit: (230) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (230) [user] is_delimiter('L')
   Call: (231) [system] char_type('L', space)
   Fail: (231) [system] char_type('L', space)
   Call: (231) [system] arg(_739040, v('(', ')', end_of_file), 'L')
   Fail: (231) [system] arg(_739972, v('(', ')', end_of_file), 'L')
^  Fail: (230) [user] is_delimiter('L')
   Call: (230) [system] ')'=='L'
   Fail: (230) [system] ')'=='L'
   Call: (230) [system] get_char((0x55fbb4538270), 'L')
   Exit: (230) [system] get_char((0x55fbb4538270), 'L')
   Call: (230) [system] 'L'=(\)
   Fail: (230) [system] 'L'=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _747322)
   Call: (231) [system] peek_char((0x55fbb4538270), _748256)
   Exit: (231) [system] peek_char((0x55fbb4538270), i)
^  Call: (231) [user] is_delimiter(i)
   Call: (232) [system] char_type(i, space)
   Fail: (232) [system] char_type(i, space)
   Call: (232) [system] arg(_752976, v('(', ')', end_of_file), i)
   Fail: (232) [system] arg(_753908, v('(', ')', end_of_file), i)
^  Fail: (231) [user] is_delimiter(i)
   Call: (231) [system] ')'==i
   Fail: (231) [system] ')'==i
   Call: (231) [system] get_char((0x55fbb4538270), i)
   Exit: (231) [system] get_char((0x55fbb4538270), i)
   Call: (231) [system] i=(\)
   Fail: (231) [system] i=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _761258)
   Call: (232) [system] peek_char((0x55fbb4538270), _762192)
   Exit: (232) [system] peek_char((0x55fbb4538270), n)
^  Call: (232) [user] is_delimiter(n)
   Call: (233) [system] char_type(n, space)
   Fail: (233) [system] char_type(n, space)
   Call: (233) [system] arg(_766912, v('(', ')', end_of_file), n)
   Fail: (233) [system] arg(_767844, v('(', ')', end_of_file), n)
^  Fail: (232) [user] is_delimiter(n)
   Call: (232) [system] ')'==n
   Fail: (232) [system] ')'==n
   Call: (232) [system] get_char((0x55fbb4538270), n)
   Exit: (232) [system] get_char((0x55fbb4538270), n)
   Call: (232) [system] n=(\)
   Fail: (232) [system] n=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _775194)
   Call: (233) [system] peek_char((0x55fbb4538270), _776128)
   Exit: (233) [system] peek_char((0x55fbb4538270), k)
^  Call: (233) [user] is_delimiter(k)
   Call: (234) [system] char_type(k, space)
   Fail: (234) [system] char_type(k, space)
   Call: (234) [system] arg(_780848, v('(', ')', end_of_file), k)
   Fail: (234) [system] arg(_781780, v('(', ')', end_of_file), k)
^  Fail: (233) [user] is_delimiter(k)
   Call: (233) [system] ')'==k
   Fail: (233) [system] ')'==k
   Call: (233) [system] get_char((0x55fbb4538270), k)
   Exit: (233) [system] get_char((0x55fbb4538270), k)
   Call: (233) [system] k=(\)
   Fail: (233) [system] k=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _789130)
   Call: (234) [system] peek_char((0x55fbb4538270), _790064)
   Exit: (234) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (234) [user] is_delimiter(' ')
   Call: (235) [system] char_type(' ', space)
   Exit: (235) [system] char_type(' ', space)
^  Exit: (234) [user] is_delimiter(' ')
   Call: (234) [system] _789130=[]
   Exit: (234) [system] []=[]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (233) [system] _775194=[k]
   Exit: (233) [system] [k]=[k]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (232) [system] _761258=[n, k]
   Exit: (232) [system] [n, k]=[n, k]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (231) [system] _747322=[i, n, k]
   Exit: (231) [system] [i, n, k]=[i, n, k]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (230) [system] _733386=['L', i, n, k]
   Exit: (230) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (229) [system] _719450=[r, 'L', i, n, k]
   Exit: (229) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (228) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _683940)
^  Call: (229) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _813318)
^  Call: (231) [system] setup_call_cleanup('$notrace'(_814270, _814272), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _813318), _814252, fail)), '$restore_trace'(_814270, _814272))
^  Call: (232) [system] sig_atomic(system:'$notrace'(_814270, _814272))
^  Exit: (231) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _813318), _814252, fail)), system:'$restore_trace'(3, -1))
   Call: (230) [system] atomic(_813318)
   Fail: (230) [system] atomic(_813318)
   Call: (230) [system] atom_chars(_813318, ['O', r, 'L', i, n, k])
   Exit: (230) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (229) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (229) [system] integer('OrLink')
   Fail: (229) [system] integer('OrLink')
   Call: (229) [system] _683940='OrLink'
   Exit: (229) [system] 'OrLink'='OrLink'
^  Exit: (228) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (227) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (226) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (226) [user] read_list(')', (0x55fbb4538270), _828268)
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _830126)
   Exit: (228) [system] peek_char((0x55fbb4538270), ' ')
   Call: (228) [system] ' '=(;)
   Fail: (228) [system] ' '=(;)
   Call: (228) [system] ' '=(/)
   Fail: (228) [system] ' '=(/)
^  Call: (228) [user] is_like_space(' ')
   Call: (229) [system] char_type(' ', 'white')
   Exit: (229) [system] char_type(' ', 'white')
^  Exit: (228) [user] is_like_space(' ')
   Call: (228) [system] get_char((0x55fbb4538270), _839720)
   Exit: (228) [system] get_char((0x55fbb4538270), ' ')
^  Call: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _842424)
   Exit: (229) [system] peek_char((0x55fbb4538270), 'A')
   Call: (229) [system] 'A'=(;)
   Fail: (229) [system] 'A'=(;)
   Call: (229) [system] 'A'=(/)
   Fail: (229) [system] 'A'=(/)
^  Call: (229) [user] is_like_space('A')
   Call: (230) [system] char_type('A', 'white')
   Fail: (230) [system] char_type('A', 'white')
   Call: (230) [system] char_type('A', end_of_line)
   Fail: (230) [system] char_type('A', end_of_line)
   Call: (230) [system] char_type('A', space)
   Fail: (230) [system] char_type('A', space)
   Call: (230) [system] char_type('A', cntrl)
   Fail: (230) [system] char_type('A', cntrl)
^  Fail: (229) [user] is_like_space('A')
^  Exit: (228) [user] skip_spaces((0x55fbb4538270))
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _859358)
   Exit: (227) [system] peek_char((0x55fbb4538270), 'A')
   Call: (227) [system] 'A'=')'
   Fail: (227) [system] 'A'=')'
   Call: (227) [system] 'A'=end_of_file
   Fail: (227) [system] 'A'=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55fbb4538270), _864928)
^  Call: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _866786)
   Exit: (229) [system] peek_char((0x55fbb4538270), 'A')
   Call: (229) [system] 'A'=(;)
   Fail: (229) [system] 'A'=(;)
   Call: (229) [system] 'A'=(/)
   Fail: (229) [system] 'A'=(/)
^  Call: (229) [user] is_like_space('A')
   Call: (230) [system] char_type('A', 'white')
   Fail: (230) [system] char_type('A', 'white')
   Call: (230) [system] char_type('A', end_of_line)
   Fail: (230) [system] char_type('A', end_of_line)
   Call: (230) [system] char_type('A', space)
   Fail: (230) [system] char_type('A', space)
   Call: (230) [system] char_type('A', cntrl)
   Fail: (230) [system] char_type('A', cntrl)
^  Fail: (229) [user] is_like_space('A')
^  Exit: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] get_char((0x55fbb4538270), _882796)
   Exit: (228) [system] get_char((0x55fbb4538270), 'A')
   Call: (228) [system] 'A'='('
   Fail: (228) [system] 'A'='('
   Call: (228) [system] 'A'='['
   Fail: (228) [system] 'A'='['
   Call: (228) [system] 'A'='{'
   Fail: (228) [system] 'A'='{'
   Call: (228) [system] 'A'='"'
   Fail: (228) [system] 'A'='"'
   Call: (228) [system] 'A'=!
   Fail: (228) [system] 'A'=!
   Call: (228) [system] 'A'='\''
   Fail: (228) [system] 'A'='\''
   Call: (228) [system] 'A'='`'
   Fail: (228) [system] 'A'='`'
   Call: (228) [system] 'A'=end_of_file
   Fail: (228) [system] 'A'=end_of_file
^  Call: (228) [user] read_symbolic(')', (0x55fbb4538270), 'A', _864928)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _900438)
   Call: (230) [system] peek_char((0x55fbb4538270), _901372)
   Exit: (230) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (230) [user] is_delimiter(' ')
   Call: (231) [system] char_type(' ', space)
   Exit: (231) [system] char_type(' ', space)
^  Exit: (230) [user] is_delimiter(' ')
   Call: (230) [system] _900438=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (229) [user] classify_and_convert_charseq(['A'], _864928)
^  Call: (230) [user] classify_and_convert_charseq_(['A'], _910656)
^  Call: (232) [system] setup_call_cleanup('$notrace'(_911608, _911610), once(user:catch(read_from_chars(['A'], _910656), _911590, fail)), '$restore_trace'(_911608, _911610))
^  Call: (233) [system] sig_atomic(system:'$notrace'(_911608, _911610))
^  Exit: (232) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _910656), _911590, fail)), system:'$restore_trace'(3, -1))
   Call: (231) [system] atomic(_910656)
   Fail: (231) [system] atomic(_910656)
   Call: (231) [system] atom_chars(_910656, ['A'])
   Exit: (231) [system] atom_chars('A', ['A'])
^  Exit: (230) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (230) [system] integer('A')
   Fail: (230) [system] integer('A')
   Call: (230) [system] _864928='A'
   Exit: (230) [system] 'A'='A'
^  Exit: (229) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (228) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (227) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (227) [user] read_list(')', (0x55fbb4538270), _925606)
^  Call: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _927464)
   Exit: (229) [system] peek_char((0x55fbb4538270), ' ')
   Call: (229) [system] ' '=(;)
   Fail: (229) [system] ' '=(;)
   Call: (229) [system] ' '=(/)
   Fail: (229) [system] ' '=(/)
^  Call: (229) [user] is_like_space(' ')
   Call: (230) [system] char_type(' ', 'white')
   Exit: (230) [system] char_type(' ', 'white')
^  Exit: (229) [user] is_like_space(' ')
   Call: (229) [system] get_char((0x55fbb4538270), _937058)
   Exit: (229) [system] get_char((0x55fbb4538270), ' ')
^  Call: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _939762)
   Exit: (230) [system] peek_char((0x55fbb4538270), 'B')
   Call: (230) [system] 'B'=(;)
   Fail: (230) [system] 'B'=(;)
   Call: (230) [system] 'B'=(/)
   Fail: (230) [system] 'B'=(/)
^  Call: (230) [user] is_like_space('B')
   Call: (231) [system] char_type('B', 'white')
   Fail: (231) [system] char_type('B', 'white')
   Call: (231) [system] char_type('B', end_of_line)
   Fail: (231) [system] char_type('B', end_of_line)
   Call: (231) [system] char_type('B', space)
   Fail: (231) [system] char_type('B', space)
   Call: (231) [system] char_type('B', cntrl)
   Fail: (231) [system] char_type('B', cntrl)
^  Fail: (230) [user] is_like_space('B')
^  Exit: (229) [user] skip_spaces((0x55fbb4538270))
^  Exit: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _956696)
   Exit: (228) [system] peek_char((0x55fbb4538270), 'B')
   Call: (228) [system] 'B'=')'
   Fail: (228) [system] 'B'=')'
   Call: (228) [system] 'B'=end_of_file
   Fail: (228) [system] 'B'=end_of_file
^  Call: (228) [user] cont_sexpr(')', (0x55fbb4538270), _962266)
^  Call: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _964124)
   Exit: (230) [system] peek_char((0x55fbb4538270), 'B')
   Call: (230) [system] 'B'=(;)
   Fail: (230) [system] 'B'=(;)
   Call: (230) [system] 'B'=(/)
   Fail: (230) [system] 'B'=(/)
^  Call: (230) [user] is_like_space('B')
   Call: (231) [system] char_type('B', 'white')
   Fail: (231) [system] char_type('B', 'white')
   Call: (231) [system] char_type('B', end_of_line)
   Fail: (231) [system] char_type('B', end_of_line)
   Call: (231) [system] char_type('B', space)
   Fail: (231) [system] char_type('B', space)
   Call: (231) [system] char_type('B', cntrl)
   Fail: (231) [system] char_type('B', cntrl)
^  Fail: (230) [user] is_like_space('B')
^  Exit: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] get_char((0x55fbb4538270), _980134)
   Exit: (229) [system] get_char((0x55fbb4538270), 'B')
   Call: (229) [system] 'B'='('
   Fail: (229) [system] 'B'='('
   Call: (229) [system] 'B'='['
   Fail: (229) [system] 'B'='['
   Call: (229) [system] 'B'='{'
   Fail: (229) [system] 'B'='{'
   Call: (229) [system] 'B'='"'
   Fail: (229) [system] 'B'='"'
   Call: (229) [system] 'B'=!
   Fail: (229) [system] 'B'=!
   Call: (229) [system] 'B'='\''
   Fail: (229) [system] 'B'='\''
   Call: (229) [system] 'B'='`'
   Fail: (229) [system] 'B'='`'
   Call: (229) [system] 'B'=end_of_file
   Fail: (229) [system] 'B'=end_of_file
^  Call: (229) [user] read_symbolic(')', (0x55fbb4538270), 'B', _962266)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _997776)
   Call: (231) [system] peek_char((0x55fbb4538270), _998710)
   Exit: (231) [system] peek_char((0x55fbb4538270), ')')
^  Call: (231) [user] is_delimiter(')')
   Call: (232) [system] char_type(')', space)
   Fail: (232) [system] char_type(')', space)
   Call: (232) [system] arg(_1003430, v('(', ')', end_of_file), ')')
   Exit: (232) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (231) [user] is_delimiter(')')
   Call: (231) [system] _997776=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (230) [user] classify_and_convert_charseq(['B'], _962266)
^  Call: (231) [user] classify_and_convert_charseq_(['B'], _1009866)
^  Call: (233) [system] setup_call_cleanup('$notrace'(_1010818, _1010820), once(user:catch(read_from_chars(['B'], _1009866), _1010800, fail)), '$restore_trace'(_1010818, _1010820))
^  Call: (234) [system] sig_atomic(system:'$notrace'(_1010818, _1010820))
^  Exit: (233) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1009866), _1010800, fail)), system:'$restore_trace'(3, -1))
   Call: (232) [system] atomic(_1009866)
   Fail: (232) [system] atomic(_1009866)
   Call: (232) [system] atom_chars(_1009866, ['B'])
   Exit: (232) [system] atom_chars('B', ['B'])
^  Exit: (231) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (231) [system] integer('B')
   Fail: (231) [system] integer('B')
   Call: (231) [system] _962266='B'
   Exit: (231) [system] 'B'='B'
^  Exit: (230) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (229) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (228) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (228) [user] read_list(')', (0x55fbb4538270), _1024816)
^  Call: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _1026674)
   Exit: (230) [system] peek_char((0x55fbb4538270), ')')
   Call: (230) [system] ')'=(;)
   Fail: (230) [system] ')'=(;)
   Call: (230) [system] ')'=(/)
   Fail: (230) [system] ')'=(/)
^  Call: (230) [user] is_like_space(')')
   Call: (231) [system] char_type(')', 'white')
   Fail: (231) [system] char_type(')', 'white')
   Call: (231) [system] char_type(')', end_of_line)
   Fail: (231) [system] char_type(')', end_of_line)
   Call: (231) [system] char_type(')', space)
   Fail: (231) [system] char_type(')', space)
   Call: (231) [system] char_type(')', cntrl)
   Fail: (231) [system] char_type(')', cntrl)
^  Fail: (230) [user] is_like_space(')')
^  Exit: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _1042684)
   Exit: (229) [system] peek_char((0x55fbb4538270), ')')
   Call: (229) [system] ')'=')'
   Exit: (229) [system] ')'=')'
   Call: (229) [system] get_char((0x55fbb4538270), _1046474)
   Exit: (229) [system] get_char((0x55fbb4538270), ')')
   Call: (229) [system] _1024816=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_list(')', (0x55fbb4538270), [])
   Call: (228) [system] _925606=['B']
   Exit: (228) [system] ['B']=['B']
^  Exit: (227) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (227) [system] _828268=['A', 'B']
   Exit: (227) [system] ['A', 'B']=['A', 'B']
^  Exit: (226) [user] read_list(')', (0x55fbb4538270), ['A', 'B'])
   Call: (226) [system] _638922=['OrLink', 'A', 'B']
   Exit: (226) [system] ['OrLink', 'A', 'B']=['OrLink', 'A', 'B']
^  Exit: (225) [user] read_list(')', (0x55fbb4538270), ['OrLink', 'A', 'B'])
^  Exit: (224) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', 'A', 'B'])
^  Call: (224) [user] read_list(')', (0x55fbb4538270), _1060356)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1062214)
   Exit: (226) [system] peek_char((0x55fbb4538270), ')')
   Call: (226) [system] ')'=(;)
   Fail: (226) [system] ')'=(;)
   Call: (226) [system] ')'=(/)
   Fail: (226) [system] ')'=(/)
^  Call: (226) [user] is_like_space(')')
   Call: (227) [system] char_type(')', 'white')
   Fail: (227) [system] char_type(')', 'white')
   Call: (227) [system] char_type(')', end_of_line)
   Fail: (227) [system] char_type(')', end_of_line)
   Call: (227) [system] char_type(')', space)
   Fail: (227) [system] char_type(')', space)
   Call: (227) [system] char_type(')', cntrl)
   Fail: (227) [system] char_type(')', cntrl)
^  Fail: (226) [user] is_like_space(')')
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1078224)
   Exit: (225) [system] peek_char((0x55fbb4538270), ')')
   Call: (225) [system] ')'=')'
   Exit: (225) [system] ')'=')'
   Call: (225) [system] get_char((0x55fbb4538270), _1082014)
   Exit: (225) [system] get_char((0x55fbb4538270), ')')
   Call: (225) [system] _1060356=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_list(')', (0x55fbb4538270), [])
   Call: (224) [system] _602262=[['OrLink', 'A', 'B']]
   Exit: (224) [system] [['OrLink', 'A', 'B']]=[['OrLink', 'A', 'B']]
^  Exit: (223) [user] read_list(')', (0x55fbb4538270), [['OrLink', 'A', 'B']])
   Call: (223) [system] _6328=[['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']]
   Exit: (223) [system] [['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']]=[['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']]
^  Exit: (222) [user] read_list(')', (0x55fbb4538270), [['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']])
   Call: (222) [system] _6320=[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']]
   Exit: (222) [system] [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']]=[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']]
^  Exit: (221) [user] read_list(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']])
^  Exit: (220) [user] cont_sexpr(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']])
^  Call: (220) [user] read_list(')', (0x55fbb4538270), _1095896)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _1097754)
   Exit: (222) [system] peek_char((0x55fbb4538270), '\n')
   Call: (222) [system] '\n'=(;)
   Fail: (222) [system] '\n'=(;)
   Call: (222) [system] '\n'=(/)
   Fail: (222) [system] '\n'=(/)
^  Call: (222) [user] is_like_space('\n')
   Call: (223) [system] char_type('\n', 'white')
   Fail: (223) [system] char_type('\n', 'white')
   Call: (223) [system] char_type('\n', end_of_line)
   Exit: (223) [system] char_type('\n', end_of_line)
^  Exit: (222) [user] is_like_space('\n')
   Call: (222) [system] get_char((0x55fbb4538270), _1109204)
   Exit: (222) [system] get_char((0x55fbb4538270), '\n')
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _1111908)
   Exit: (223) [system] peek_char((0x55fbb4538270), '\t')
   Call: (223) [system] '\t'=(;)
   Fail: (223) [system] '\t'=(;)
   Call: (223) [system] '\t'=(/)
   Fail: (223) [system] '\t'=(/)
^  Call: (223) [user] is_like_space('\t')
   Call: (224) [system] char_type('\t', 'white')
   Exit: (224) [system] char_type('\t', 'white')
^  Exit: (223) [user] is_like_space('\t')
   Call: (223) [system] get_char((0x55fbb4538270), _1121502)
   Exit: (223) [system] get_char((0x55fbb4538270), '\t')
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1124206)
   Exit: (224) [system] peek_char((0x55fbb4538270), '\t')
   Call: (224) [system] '\t'=(;)
   Fail: (224) [system] '\t'=(;)
   Call: (224) [system] '\t'=(/)
   Fail: (224) [system] '\t'=(/)
^  Call: (224) [user] is_like_space('\t')
   Call: (225) [system] char_type('\t', 'white')
   Exit: (225) [system] char_type('\t', 'white')
^  Exit: (224) [user] is_like_space('\t')
   Call: (224) [system] get_char((0x55fbb4538270), _1133800)
   Exit: (224) [system] get_char((0x55fbb4538270), '\t')
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1136504)
   Exit: (225) [system] peek_char((0x55fbb4538270), ' ')
   Call: (225) [system] ' '=(;)
   Fail: (225) [system] ' '=(;)
   Call: (225) [system] ' '=(/)
   Fail: (225) [system] ' '=(/)
^  Call: (225) [user] is_like_space(' ')
   Call: (226) [system] char_type(' ', 'white')
   Exit: (226) [system] char_type(' ', 'white')
^  Exit: (225) [user] is_like_space(' ')
   Call: (225) [system] get_char((0x55fbb4538270), _1146098)
   Exit: (225) [system] get_char((0x55fbb4538270), ' ')
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1148802)
   Exit: (226) [system] peek_char((0x55fbb4538270), '(')
   Call: (226) [system] '('=(;)
   Fail: (226) [system] '('=(;)
   Call: (226) [system] '('=(/)
   Fail: (226) [system] '('=(/)
^  Call: (226) [user] is_like_space('(')
   Call: (227) [system] char_type('(', 'white')
   Fail: (227) [system] char_type('(', 'white')
   Call: (227) [system] char_type('(', end_of_line)
   Fail: (227) [system] char_type('(', end_of_line)
   Call: (227) [system] char_type('(', space)
   Fail: (227) [system] char_type('(', space)
   Call: (227) [system] char_type('(', cntrl)
   Fail: (227) [system] char_type('(', cntrl)
^  Fail: (226) [user] is_like_space('(')
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _1168508)
   Exit: (221) [system] peek_char((0x55fbb4538270), '(')
   Call: (221) [system] '('=')'
   Fail: (221) [system] '('=')'
   Call: (221) [system] '('=end_of_file
   Fail: (221) [system] '('=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55fbb4538270), _1174078)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _1175936)
   Exit: (223) [system] peek_char((0x55fbb4538270), '(')
   Call: (223) [system] '('=(;)
   Fail: (223) [system] '('=(;)
   Call: (223) [system] '('=(/)
   Fail: (223) [system] '('=(/)
^  Call: (223) [user] is_like_space('(')
   Call: (224) [system] char_type('(', 'white')
   Fail: (224) [system] char_type('(', 'white')
   Call: (224) [system] char_type('(', end_of_line)
   Fail: (224) [system] char_type('(', end_of_line)
   Call: (224) [system] char_type('(', space)
   Fail: (224) [system] char_type('(', space)
   Call: (224) [system] char_type('(', cntrl)
   Fail: (224) [system] char_type('(', cntrl)
^  Fail: (223) [user] is_like_space('(')
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] get_char((0x55fbb4538270), _1191946)
   Exit: (222) [system] get_char((0x55fbb4538270), '(')
   Call: (222) [system] '('='('
   Exit: (222) [system] '('='('
^  Call: (222) [user] read_list(')', (0x55fbb4538270), _1174078)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1197516)
   Exit: (224) [system] peek_char((0x55fbb4538270), :)
   Call: (224) [system] (:)=(;)
   Fail: (224) [system] (:)=(;)
   Call: (224) [system] (:)=(/)
   Fail: (224) [system] (:)=(/)
^  Call: (224) [user] is_like_space(:)
   Call: (225) [system] char_type(:, 'white')
   Fail: (225) [system] char_type(:, 'white')
   Call: (225) [system] char_type(:, end_of_line)
   Fail: (225) [system] char_type(:, end_of_line)
   Call: (225) [system] char_type(:, space)
   Fail: (225) [system] char_type(:, space)
   Call: (225) [system] char_type(:, cntrl)
   Fail: (225) [system] char_type(:, cntrl)
^  Fail: (224) [user] is_like_space(:)
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _1213526)
   Exit: (223) [system] peek_char((0x55fbb4538270), :)
   Call: (223) [system] (:)=')'
   Fail: (223) [system] (:)=')'
   Call: (223) [system] (:)=end_of_file
   Fail: (223) [system] (:)=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55fbb4538270), _1219096)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1220954)
   Exit: (225) [system] peek_char((0x55fbb4538270), :)
   Call: (225) [system] (:)=(;)
   Fail: (225) [system] (:)=(;)
   Call: (225) [system] (:)=(/)
   Fail: (225) [system] (:)=(/)
^  Call: (225) [user] is_like_space(:)
   Call: (226) [system] char_type(:, 'white')
   Fail: (226) [system] char_type(:, 'white')
   Call: (226) [system] char_type(:, end_of_line)
   Fail: (226) [system] char_type(:, end_of_line)
   Call: (226) [system] char_type(:, space)
   Fail: (226) [system] char_type(:, space)
   Call: (226) [system] char_type(:, cntrl)
   Fail: (226) [system] char_type(:, cntrl)
^  Fail: (225) [user] is_like_space(:)
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] get_char((0x55fbb4538270), _1236964)
   Exit: (224) [system] get_char((0x55fbb4538270), :)
   Call: (224) [system] (:)='('
   Fail: (224) [system] (:)='('
   Call: (224) [system] (:)='['
   Fail: (224) [system] (:)='['
   Call: (224) [system] (:)='{'
   Fail: (224) [system] (:)='{'
   Call: (224) [system] (:)='"'
   Fail: (224) [system] (:)='"'
   Call: (224) [system] (:)=!
   Fail: (224) [system] (:)=!
   Call: (224) [system] (:)='\''
   Fail: (224) [system] (:)='\''
   Call: (224) [system] (:)='`'
   Fail: (224) [system] (:)='`'
   Call: (224) [system] (:)=end_of_file
   Fail: (224) [system] (:)=end_of_file
^  Call: (224) [user] read_symbolic(')', (0x55fbb4538270), :, _1219096)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _1254606)
   Call: (226) [system] peek_char((0x55fbb4538270), _1255540)
   Exit: (226) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (226) [user] is_delimiter(' ')
   Call: (227) [system] char_type(' ', space)
   Exit: (227) [system] char_type(' ', space)
^  Exit: (226) [user] is_delimiter(' ')
   Call: (226) [system] _1254606=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (225) [user] classify_and_convert_charseq([:], _1219096)
^  Call: (226) [user] classify_and_convert_charseq_([:], _1264824)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_1265776, _1265778), once(user:catch(read_from_chars([:], _1264824), _1265758, fail)), '$restore_trace'(_1265776, _1265778))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_1265776, _1265778))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1265758, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(:)
   Exit: (227) [system] atomic(:)
^  Exit: (226) [user] classify_and_convert_charseq_([:], :)
   Call: (226) [system] integer(:)
   Fail: (226) [system] integer(:)
   Call: (226) [system] _1219096=(:)
   Exit: (226) [system] (:)=(:)
^  Exit: (225) [user] classify_and_convert_charseq([:], :)
^  Exit: (224) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (223) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (223) [user] read_list(')', (0x55fbb4538270), _1277904)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1279762)
   Exit: (225) [system] peek_char((0x55fbb4538270), ' ')
   Call: (225) [system] ' '=(;)
   Fail: (225) [system] ' '=(;)
   Call: (225) [system] ' '=(/)
   Fail: (225) [system] ' '=(/)
^  Call: (225) [user] is_like_space(' ')
   Call: (226) [system] char_type(' ', 'white')
   Exit: (226) [system] char_type(' ', 'white')
^  Exit: (225) [user] is_like_space(' ')
   Call: (225) [system] get_char((0x55fbb4538270), _1289356)
   Exit: (225) [system] get_char((0x55fbb4538270), ' ')
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1292060)
   Exit: (226) [system] peek_char((0x55fbb4538270), '(')
   Call: (226) [system] '('=(;)
   Fail: (226) [system] '('=(;)
   Call: (226) [system] '('=(/)
   Fail: (226) [system] '('=(/)
^  Call: (226) [user] is_like_space('(')
   Call: (227) [system] char_type('(', 'white')
   Fail: (227) [system] char_type('(', 'white')
   Call: (227) [system] char_type('(', end_of_line)
   Fail: (227) [system] char_type('(', end_of_line)
   Call: (227) [system] char_type('(', space)
   Fail: (227) [system] char_type('(', space)
   Call: (227) [system] char_type('(', cntrl)
   Fail: (227) [system] char_type('(', cntrl)
^  Fail: (226) [user] is_like_space('(')
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1308994)
   Exit: (224) [system] peek_char((0x55fbb4538270), '(')
   Call: (224) [system] '('=')'
   Fail: (224) [system] '('=')'
   Call: (224) [system] '('=end_of_file
   Fail: (224) [system] '('=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55fbb4538270), _1314564)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1316422)
   Exit: (226) [system] peek_char((0x55fbb4538270), '(')
   Call: (226) [system] '('=(;)
   Fail: (226) [system] '('=(;)
   Call: (226) [system] '('=(/)
   Fail: (226) [system] '('=(/)
^  Call: (226) [user] is_like_space('(')
   Call: (227) [system] char_type('(', 'white')
   Fail: (227) [system] char_type('(', 'white')
   Call: (227) [system] char_type('(', end_of_line)
   Fail: (227) [system] char_type('(', end_of_line)
   Call: (227) [system] char_type('(', space)
   Fail: (227) [system] char_type('(', space)
   Call: (227) [system] char_type('(', cntrl)
   Fail: (227) [system] char_type('(', cntrl)
^  Fail: (226) [user] is_like_space('(')
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] get_char((0x55fbb4538270), _1332432)
   Exit: (225) [system] get_char((0x55fbb4538270), '(')
   Call: (225) [system] '('='('
   Exit: (225) [system] '('='('
^  Call: (225) [user] read_list(')', (0x55fbb4538270), _1314564)
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1338002)
   Exit: (227) [system] peek_char((0x55fbb4538270), 'D')
   Call: (227) [system] 'D'=(;)
   Fail: (227) [system] 'D'=(;)
   Call: (227) [system] 'D'=(/)
   Fail: (227) [system] 'D'=(/)
^  Call: (227) [user] is_like_space('D')
   Call: (228) [system] char_type('D', 'white')
   Fail: (228) [system] char_type('D', 'white')
   Call: (228) [system] char_type('D', end_of_line)
   Fail: (228) [system] char_type('D', end_of_line)
   Call: (228) [system] char_type('D', space)
   Fail: (228) [system] char_type('D', space)
   Call: (228) [system] char_type('D', cntrl)
   Fail: (228) [system] char_type('D', cntrl)
^  Fail: (227) [user] is_like_space('D')
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1354012)
   Exit: (226) [system] peek_char((0x55fbb4538270), 'D')
   Call: (226) [system] 'D'=')'
   Fail: (226) [system] 'D'=')'
   Call: (226) [system] 'D'=end_of_file
   Fail: (226) [system] 'D'=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55fbb4538270), _1359582)
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _1361440)
   Exit: (228) [system] peek_char((0x55fbb4538270), 'D')
   Call: (228) [system] 'D'=(;)
   Fail: (228) [system] 'D'=(;)
   Call: (228) [system] 'D'=(/)
   Fail: (228) [system] 'D'=(/)
^  Call: (228) [user] is_like_space('D')
   Call: (229) [system] char_type('D', 'white')
   Fail: (229) [system] char_type('D', 'white')
   Call: (229) [system] char_type('D', end_of_line)
   Fail: (229) [system] char_type('D', end_of_line)
   Call: (229) [system] char_type('D', space)
   Fail: (229) [system] char_type('D', space)
   Call: (229) [system] char_type('D', cntrl)
   Fail: (229) [system] char_type('D', cntrl)
^  Fail: (228) [user] is_like_space('D')
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] get_char((0x55fbb4538270), _1377450)
   Exit: (227) [system] get_char((0x55fbb4538270), 'D')
   Call: (227) [system] 'D'='('
   Fail: (227) [system] 'D'='('
   Call: (227) [system] 'D'='['
   Fail: (227) [system] 'D'='['
   Call: (227) [system] 'D'='{'
   Fail: (227) [system] 'D'='{'
   Call: (227) [system] 'D'='"'
   Fail: (227) [system] 'D'='"'
   Call: (227) [system] 'D'=!
   Fail: (227) [system] 'D'=!
   Call: (227) [system] 'D'='\''
   Fail: (227) [system] 'D'='\''
   Call: (227) [system] 'D'='`'
   Fail: (227) [system] 'D'='`'
   Call: (227) [system] 'D'=end_of_file
   Fail: (227) [system] 'D'=end_of_file
^  Call: (227) [user] read_symbolic(')', (0x55fbb4538270), 'D', _1359582)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _1395092)
   Call: (229) [system] peek_char((0x55fbb4538270), _1396026)
   Exit: (229) [system] peek_char((0x55fbb4538270), i)
^  Call: (229) [user] is_delimiter(i)
   Call: (230) [system] char_type(i, space)
   Fail: (230) [system] char_type(i, space)
   Call: (230) [system] arg(_1400746, v('(', ')', end_of_file), i)
   Fail: (230) [system] arg(_1401678, v('(', ')', end_of_file), i)
^  Fail: (229) [user] is_delimiter(i)
   Call: (229) [system] ')'==i
   Fail: (229) [system] ')'==i
   Call: (229) [system] get_char((0x55fbb4538270), i)
   Exit: (229) [system] get_char((0x55fbb4538270), i)
   Call: (229) [system] i=(\)
   Fail: (229) [system] i=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _1409028)
   Call: (230) [system] peek_char((0x55fbb4538270), _1409962)
   Exit: (230) [system] peek_char((0x55fbb4538270), s)
^  Call: (230) [user] is_delimiter(s)
   Call: (231) [system] char_type(s, space)
   Fail: (231) [system] char_type(s, space)
   Call: (231) [system] arg(_1414682, v('(', ')', end_of_file), s)
   Fail: (231) [system] arg(_1415614, v('(', ')', end_of_file), s)
^  Fail: (230) [user] is_delimiter(s)
   Call: (230) [system] ')'==s
   Fail: (230) [system] ')'==s
   Call: (230) [system] get_char((0x55fbb4538270), s)
   Exit: (230) [system] get_char((0x55fbb4538270), s)
   Call: (230) [system] s=(\)
   Fail: (230) [system] s=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _1422964)
   Call: (231) [system] peek_char((0x55fbb4538270), _1423898)
   Exit: (231) [system] peek_char((0x55fbb4538270), j)
^  Call: (231) [user] is_delimiter(j)
   Call: (232) [system] char_type(j, space)
   Fail: (232) [system] char_type(j, space)
   Call: (232) [system] arg(_1428618, v('(', ')', end_of_file), j)
   Fail: (232) [system] arg(_1429550, v('(', ')', end_of_file), j)
^  Fail: (231) [user] is_delimiter(j)
   Call: (231) [system] ')'==j
   Fail: (231) [system] ')'==j
   Call: (231) [system] get_char((0x55fbb4538270), j)
   Exit: (231) [system] get_char((0x55fbb4538270), j)
   Call: (231) [system] j=(\)
   Fail: (231) [system] j=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _1436900)
   Call: (232) [system] peek_char((0x55fbb4538270), _1437834)
   Exit: (232) [system] peek_char((0x55fbb4538270), u)
^  Call: (232) [user] is_delimiter(u)
   Call: (233) [system] char_type(u, space)
   Fail: (233) [system] char_type(u, space)
   Call: (233) [system] arg(_1442554, v('(', ')', end_of_file), u)
   Fail: (233) [system] arg(_1443486, v('(', ')', end_of_file), u)
^  Fail: (232) [user] is_delimiter(u)
   Call: (232) [system] ')'==u
   Fail: (232) [system] ')'==u
   Call: (232) [system] get_char((0x55fbb4538270), u)
   Exit: (232) [system] get_char((0x55fbb4538270), u)
   Call: (232) [system] u=(\)
   Fail: (232) [system] u=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _1450836)
   Call: (233) [system] peek_char((0x55fbb4538270), _1451770)
   Exit: (233) [system] peek_char((0x55fbb4538270), n)
^  Call: (233) [user] is_delimiter(n)
   Call: (234) [system] char_type(n, space)
   Fail: (234) [system] char_type(n, space)
   Call: (234) [system] arg(_1456490, v('(', ')', end_of_file), n)
   Fail: (234) [system] arg(_1457422, v('(', ')', end_of_file), n)
^  Fail: (233) [user] is_delimiter(n)
   Call: (233) [system] ')'==n
   Fail: (233) [system] ')'==n
   Call: (233) [system] get_char((0x55fbb4538270), n)
   Exit: (233) [system] get_char((0x55fbb4538270), n)
   Call: (233) [system] n=(\)
   Fail: (233) [system] n=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _1464772)
   Call: (234) [system] peek_char((0x55fbb4538270), _1465706)
   Exit: (234) [system] peek_char((0x55fbb4538270), c)
^  Call: (234) [user] is_delimiter(c)
   Call: (235) [system] char_type(c, space)
   Fail: (235) [system] char_type(c, space)
   Call: (235) [system] arg(_1470426, v('(', ')', end_of_file), c)
   Fail: (235) [system] arg(_1471358, v('(', ')', end_of_file), c)
^  Fail: (234) [user] is_delimiter(c)
   Call: (234) [system] ')'==c
   Fail: (234) [system] ')'==c
   Call: (234) [system] get_char((0x55fbb4538270), c)
   Exit: (234) [system] get_char((0x55fbb4538270), c)
   Call: (234) [system] c=(\)
   Fail: (234) [system] c=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _1478708)
   Call: (235) [system] peek_char((0x55fbb4538270), _1479642)
   Exit: (235) [system] peek_char((0x55fbb4538270), t)
^  Call: (235) [user] is_delimiter(t)
   Call: (236) [system] char_type(t, space)
   Fail: (236) [system] char_type(t, space)
   Call: (236) [system] arg(_1484362, v('(', ')', end_of_file), t)
   Fail: (236) [system] arg(_1485294, v('(', ')', end_of_file), t)
^  Fail: (235) [user] is_delimiter(t)
   Call: (235) [system] ')'==t
   Fail: (235) [system] ')'==t
   Call: (235) [system] get_char((0x55fbb4538270), t)
   Exit: (235) [system] get_char((0x55fbb4538270), t)
   Call: (235) [system] t=(\)
   Fail: (235) [system] t=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), _1492644)
   Call: (236) [system] peek_char((0x55fbb4538270), _1493578)
   Exit: (236) [system] peek_char((0x55fbb4538270), i)
^  Call: (236) [user] is_delimiter(i)
   Call: (237) [system] char_type(i, space)
   Fail: (237) [system] char_type(i, space)
   Call: (237) [system] arg(_1498298, v('(', ')', end_of_file), i)
   Fail: (237) [system] arg(_1499230, v('(', ')', end_of_file), i)
^  Fail: (236) [user] is_delimiter(i)
   Call: (236) [system] ')'==i
   Fail: (236) [system] ')'==i
   Call: (236) [system] get_char((0x55fbb4538270), i)
   Exit: (236) [system] get_char((0x55fbb4538270), i)
   Call: (236) [system] i=(\)
   Fail: (236) [system] i=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), _1506580)
   Call: (237) [system] peek_char((0x55fbb4538270), _1507514)
   Exit: (237) [system] peek_char((0x55fbb4538270), o)
^  Call: (237) [user] is_delimiter(o)
   Call: (238) [system] char_type(o, space)
   Fail: (238) [system] char_type(o, space)
   Call: (238) [system] arg(_1512234, v('(', ')', end_of_file), o)
   Fail: (238) [system] arg(_1513166, v('(', ')', end_of_file), o)
^  Fail: (237) [user] is_delimiter(o)
   Call: (237) [system] ')'==o
   Fail: (237) [system] ')'==o
   Call: (237) [system] get_char((0x55fbb4538270), o)
   Exit: (237) [system] get_char((0x55fbb4538270), o)
   Call: (237) [system] o=(\)
   Fail: (237) [system] o=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), _1520516)
   Call: (238) [system] peek_char((0x55fbb4538270), _1521450)
   Exit: (238) [system] peek_char((0x55fbb4538270), n)
^  Call: (238) [user] is_delimiter(n)
   Call: (239) [system] char_type(n, space)
   Fail: (239) [system] char_type(n, space)
   Call: (239) [system] arg(_1526170, v('(', ')', end_of_file), n)
   Fail: (239) [system] arg(_1527102, v('(', ')', end_of_file), n)
^  Fail: (238) [user] is_delimiter(n)
   Call: (238) [system] ')'==n
   Fail: (238) [system] ')'==n
   Call: (238) [system] get_char((0x55fbb4538270), n)
   Exit: (238) [system] get_char((0x55fbb4538270), n)
   Call: (238) [system] n=(\)
   Fail: (238) [system] n=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), _1534452)
   Call: (239) [system] peek_char((0x55fbb4538270), _1535386)
   Exit: (239) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (239) [user] is_delimiter('I')
   Call: (240) [system] char_type('I', space)
   Fail: (240) [system] char_type('I', space)
   Call: (240) [system] arg(_1540106, v('(', ')', end_of_file), 'I')
   Fail: (240) [system] arg(_1541038, v('(', ')', end_of_file), 'I')
^  Fail: (239) [user] is_delimiter('I')
   Call: (239) [system] ')'=='I'
   Fail: (239) [system] ')'=='I'
   Call: (239) [system] get_char((0x55fbb4538270), 'I')
   Exit: (239) [system] get_char((0x55fbb4538270), 'I')
   Call: (239) [system] 'I'=(\)
   Fail: (239) [system] 'I'=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55fbb4538270), _1548388)
   Call: (240) [system] peek_char((0x55fbb4538270), _1549322)
   Exit: (240) [system] peek_char((0x55fbb4538270), n)
^  Call: (240) [user] is_delimiter(n)
   Call: (241) [system] char_type(n, space)
   Fail: (241) [system] char_type(n, space)
   Call: (241) [system] arg(_1554042, v('(', ')', end_of_file), n)
   Fail: (241) [system] arg(_1554974, v('(', ')', end_of_file), n)
^  Fail: (240) [user] is_delimiter(n)
   Call: (240) [system] ')'==n
   Fail: (240) [system] ')'==n
   Call: (240) [system] get_char((0x55fbb4538270), n)
   Exit: (240) [system] get_char((0x55fbb4538270), n)
   Call: (240) [system] n=(\)
   Fail: (240) [system] n=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55fbb4538270), _1562324)
   Call: (241) [system] peek_char((0x55fbb4538270), _1563258)
   Exit: (241) [system] peek_char((0x55fbb4538270), t)
^  Call: (241) [user] is_delimiter(t)
   Call: (242) [system] char_type(t, space)
   Fail: (242) [system] char_type(t, space)
   Call: (242) [system] arg(_1567978, v('(', ')', end_of_file), t)
   Fail: (242) [system] arg(_1568910, v('(', ')', end_of_file), t)
^  Fail: (241) [user] is_delimiter(t)
   Call: (241) [system] ')'==t
   Fail: (241) [system] ')'==t
   Call: (241) [system] get_char((0x55fbb4538270), t)
   Exit: (241) [system] get_char((0x55fbb4538270), t)
   Call: (241) [system] t=(\)
   Fail: (241) [system] t=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55fbb4538270), _1576260)
   Call: (242) [system] peek_char((0x55fbb4538270), _1577194)
   Exit: (242) [system] peek_char((0x55fbb4538270), r)
^  Call: (242) [user] is_delimiter(r)
   Call: (243) [system] char_type(r, space)
   Fail: (243) [system] char_type(r, space)
   Call: (243) [system] arg(_1581914, v('(', ')', end_of_file), r)
   Fail: (243) [system] arg(_1582846, v('(', ')', end_of_file), r)
^  Fail: (242) [user] is_delimiter(r)
   Call: (242) [system] ')'==r
   Fail: (242) [system] ')'==r
   Call: (242) [system] get_char((0x55fbb4538270), r)
   Exit: (242) [system] get_char((0x55fbb4538270), r)
   Call: (242) [system] r=(\)
   Fail: (242) [system] r=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55fbb4538270), _1590196)
   Call: (243) [system] peek_char((0x55fbb4538270), _1591130)
   Exit: (243) [system] peek_char((0x55fbb4538270), o)
^  Call: (243) [user] is_delimiter(o)
   Call: (244) [system] char_type(o, space)
   Fail: (244) [system] char_type(o, space)
   Call: (244) [system] arg(_1595850, v('(', ')', end_of_file), o)
   Fail: (244) [system] arg(_1596782, v('(', ')', end_of_file), o)
^  Fail: (243) [user] is_delimiter(o)
   Call: (243) [system] ')'==o
   Fail: (243) [system] ')'==o
   Call: (243) [system] get_char((0x55fbb4538270), o)
   Exit: (243) [system] get_char((0x55fbb4538270), o)
   Call: (243) [system] o=(\)
   Fail: (243) [system] o=(\)
^  Call: (243) [user] read_symbolic_cont(')', (0x55fbb4538270), _1604132)
   Call: (244) [system] peek_char((0x55fbb4538270), _1605066)
   Exit: (244) [system] peek_char((0x55fbb4538270), d)
^  Call: (244) [user] is_delimiter(d)
   Call: (245) [system] char_type(d, space)
   Fail: (245) [system] char_type(d, space)
   Call: (245) [system] arg(_1609786, v('(', ')', end_of_file), d)
   Fail: (245) [system] arg(_1610718, v('(', ')', end_of_file), d)
^  Fail: (244) [user] is_delimiter(d)
   Call: (244) [system] ')'==d
   Fail: (244) [system] ')'==d
   Call: (244) [system] get_char((0x55fbb4538270), d)
   Exit: (244) [system] get_char((0x55fbb4538270), d)
   Call: (244) [system] d=(\)
   Fail: (244) [system] d=(\)
^  Call: (244) [user] read_symbolic_cont(')', (0x55fbb4538270), _1618068)
   Call: (245) [system] peek_char((0x55fbb4538270), _1619002)
   Exit: (245) [system] peek_char((0x55fbb4538270), u)
^  Call: (245) [user] is_delimiter(u)
   Call: (246) [system] char_type(u, space)
   Fail: (246) [system] char_type(u, space)
   Call: (246) [system] arg(_1623722, v('(', ')', end_of_file), u)
   Fail: (246) [system] arg(_1624654, v('(', ')', end_of_file), u)
^  Fail: (245) [user] is_delimiter(u)
   Call: (245) [system] ')'==u
   Fail: (245) [system] ')'==u
   Call: (245) [system] get_char((0x55fbb4538270), u)
   Exit: (245) [system] get_char((0x55fbb4538270), u)
   Call: (245) [system] u=(\)
   Fail: (245) [system] u=(\)
^  Call: (245) [user] read_symbolic_cont(')', (0x55fbb4538270), _1632004)
   Call: (246) [system] peek_char((0x55fbb4538270), _1632938)
   Exit: (246) [system] peek_char((0x55fbb4538270), c)
^  Call: (246) [user] is_delimiter(c)
   Call: (247) [system] char_type(c, space)
   Fail: (247) [system] char_type(c, space)
   Call: (247) [system] arg(_1637658, v('(', ')', end_of_file), c)
   Fail: (247) [system] arg(_1638590, v('(', ')', end_of_file), c)
^  Fail: (246) [user] is_delimiter(c)
   Call: (246) [system] ')'==c
   Fail: (246) [system] ')'==c
   Call: (246) [system] get_char((0x55fbb4538270), c)
   Exit: (246) [system] get_char((0x55fbb4538270), c)
   Call: (246) [system] c=(\)
   Fail: (246) [system] c=(\)
^  Call: (246) [user] read_symbolic_cont(')', (0x55fbb4538270), _1645940)
   Call: (247) [system] peek_char((0x55fbb4538270), _1646874)
   Exit: (247) [system] peek_char((0x55fbb4538270), t)
^  Call: (247) [user] is_delimiter(t)
   Call: (248) [system] char_type(t, space)
   Fail: (248) [system] char_type(t, space)
   Call: (248) [system] arg(_1651594, v('(', ')', end_of_file), t)
   Fail: (248) [system] arg(_1652526, v('(', ')', end_of_file), t)
^  Fail: (247) [user] is_delimiter(t)
   Call: (247) [system] ')'==t
   Fail: (247) [system] ')'==t
   Call: (247) [system] get_char((0x55fbb4538270), t)
   Exit: (247) [system] get_char((0x55fbb4538270), t)
   Call: (247) [system] t=(\)
   Fail: (247) [system] t=(\)
^  Call: (247) [user] read_symbolic_cont(')', (0x55fbb4538270), _1659876)
   Call: (248) [system] peek_char((0x55fbb4538270), _1660810)
   Exit: (248) [system] peek_char((0x55fbb4538270), i)
^  Call: (248) [user] is_delimiter(i)
   Call: (249) [system] char_type(i, space)
   Fail: (249) [system] char_type(i, space)
   Call: (249) [system] arg(_1665530, v('(', ')', end_of_file), i)
   Fail: (249) [system] arg(_1666462, v('(', ')', end_of_file), i)
^  Fail: (248) [user] is_delimiter(i)
   Call: (248) [system] ')'==i
   Fail: (248) [system] ')'==i
   Call: (248) [system] get_char((0x55fbb4538270), i)
   Exit: (248) [system] get_char((0x55fbb4538270), i)
   Call: (248) [system] i=(\)
   Fail: (248) [system] i=(\)
^  Call: (248) [user] read_symbolic_cont(')', (0x55fbb4538270), _1673812)
   Call: (249) [system] peek_char((0x55fbb4538270), _1674746)
   Exit: (249) [system] peek_char((0x55fbb4538270), o)
^  Call: (249) [user] is_delimiter(o)
   Call: (250) [system] char_type(o, space)
   Fail: (250) [system] char_type(o, space)
   Call: (250) [system] arg(_1679466, v('(', ')', end_of_file), o)
   Fail: (250) [system] arg(_1680398, v('(', ')', end_of_file), o)
^  Fail: (249) [user] is_delimiter(o)
   Call: (249) [system] ')'==o
   Fail: (249) [system] ')'==o
   Call: (249) [system] get_char((0x55fbb4538270), o)
   Exit: (249) [system] get_char((0x55fbb4538270), o)
   Call: (249) [system] o=(\)
   Fail: (249) [system] o=(\)
^  Call: (249) [user] read_symbolic_cont(')', (0x55fbb4538270), _1687748)
   Call: (250) [system] peek_char((0x55fbb4538270), _1688682)
   Exit: (250) [system] peek_char((0x55fbb4538270), n)
^  Call: (250) [user] is_delimiter(n)
   Call: (251) [system] char_type(n, space)
   Fail: (251) [system] char_type(n, space)
   Call: (251) [system] arg(_1693402, v('(', ')', end_of_file), n)
   Fail: (251) [system] arg(_1694334, v('(', ')', end_of_file), n)
^  Fail: (250) [user] is_delimiter(n)
   Call: (250) [system] ')'==n
   Fail: (250) [system] ')'==n
   Call: (250) [system] get_char((0x55fbb4538270), n)
   Exit: (250) [system] get_char((0x55fbb4538270), n)
   Call: (250) [system] n=(\)
   Fail: (250) [system] n=(\)
^  Call: (250) [user] read_symbolic_cont(')', (0x55fbb4538270), _1701684)
   Call: (251) [system] peek_char((0x55fbb4538270), _1702618)
   Exit: (251) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (251) [user] is_delimiter(' ')
   Call: (252) [system] char_type(' ', space)
   Exit: (252) [system] char_type(' ', space)
^  Exit: (251) [user] is_delimiter(' ')
   Call: (251) [system] _1701684=[]
   Exit: (251) [system] []=[]
^  Exit: (250) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (250) [system] _1687748=[n]
   Exit: (250) [system] [n]=[n]
^  Exit: (249) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (249) [system] _1673812=[o, n]
   Exit: (249) [system] [o, n]=[o, n]
^  Exit: (248) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (248) [system] _1659876=[i, o, n]
   Exit: (248) [system] [i, o, n]=[i, o, n]
^  Exit: (247) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (247) [system] _1645940=[t, i, o, n]
   Exit: (247) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (246) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (246) [system] _1632004=[c, t, i, o, n]
   Exit: (246) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (245) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (245) [system] _1618068=[u, c, t, i, o, n]
   Exit: (245) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (244) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (244) [system] _1604132=[d, u, c, t, i, o, n]
   Exit: (244) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (243) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (243) [system] _1590196=[o, d, u, c, t, i, o, n]
   Exit: (243) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (242) [system] _1576260=[r, o, d, u, c, t, i, o, n]
   Exit: (242) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (241) [system] _1562324=[t, r, o, d, u, c, t, i, o, n]
   Exit: (241) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (240) [system] _1548388=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (240) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (239) [system] _1534452=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (239) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (238) [system] _1520516=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (238) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (237) [system] _1506580=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (237) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (236) [system] _1492644=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (236) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (235) [system] _1478708=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (235) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (234) [system] _1464772=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (234) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (233) [system] _1450836=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (233) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (232) [system] _1436900=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (231) [system] _1422964=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _1409028=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _1395092=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (228) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1359582)
^  Call: (229) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1773370)
^  Call: (231) [system] setup_call_cleanup('$notrace'(_1774322, _1774324), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1773370), _1774304, fail)), '$restore_trace'(_1774322, _1774324))
^  Call: (232) [system] sig_atomic(system:'$notrace'(_1774322, _1774324))
^  Exit: (231) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1773370), _1774304, fail)), system:'$restore_trace'(3, -1))
   Call: (230) [system] atomic(_1773370)
   Fail: (230) [system] atomic(_1773370)
   Call: (230) [system] atom_chars(_1773370, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (230) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (229) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
   Call: (229) [system] integer('DisjunctionIntroduction')
   Fail: (229) [system] integer('DisjunctionIntroduction')
   Call: (229) [system] _1359582='DisjunctionIntroduction'
   Exit: (229) [system] 'DisjunctionIntroduction'='DisjunctionIntroduction'
^  Exit: (228) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (227) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'DisjunctionIntroduction')
^  Exit: (226) [user] cont_sexpr(')', (0x55fbb4538270), 'DisjunctionIntroduction')
^  Call: (226) [user] read_list(')', (0x55fbb4538270), _1788320)
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _1790178)
   Exit: (228) [system] peek_char((0x55fbb4538270), ' ')
   Call: (228) [system] ' '=(;)
   Fail: (228) [system] ' '=(;)
   Call: (228) [system] ' '=(/)
   Fail: (228) [system] ' '=(/)
^  Call: (228) [user] is_like_space(' ')
   Call: (229) [system] char_type(' ', 'white')
   Exit: (229) [system] char_type(' ', 'white')
^  Exit: (228) [user] is_like_space(' ')
   Call: (228) [system] get_char((0x55fbb4538270), _1799772)
   Exit: (228) [system] get_char((0x55fbb4538270), ' ')
^  Call: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _1802476)
   Exit: (229) [system] peek_char((0x55fbb4538270), a)
   Call: (229) [system] a=(;)
   Fail: (229) [system] a=(;)
   Call: (229) [system] a=(/)
   Fail: (229) [system] a=(/)
^  Call: (229) [user] is_like_space(a)
   Call: (230) [system] char_type(a, 'white')
   Fail: (230) [system] char_type(a, 'white')
   Call: (230) [system] char_type(a, end_of_line)
   Fail: (230) [system] char_type(a, end_of_line)
   Call: (230) [system] char_type(a, space)
   Fail: (230) [system] char_type(a, space)
   Call: (230) [system] char_type(a, cntrl)
   Fail: (230) [system] char_type(a, cntrl)
^  Fail: (229) [user] is_like_space(a)
^  Exit: (228) [user] skip_spaces((0x55fbb4538270))
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1819410)
   Exit: (227) [system] peek_char((0x55fbb4538270), a)
   Call: (227) [system] a=')'
   Fail: (227) [system] a=')'
   Call: (227) [system] a=end_of_file
   Fail: (227) [system] a=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55fbb4538270), _1824980)
^  Call: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _1826838)
   Exit: (229) [system] peek_char((0x55fbb4538270), a)
   Call: (229) [system] a=(;)
   Fail: (229) [system] a=(;)
   Call: (229) [system] a=(/)
   Fail: (229) [system] a=(/)
^  Call: (229) [user] is_like_space(a)
   Call: (230) [system] char_type(a, 'white')
   Fail: (230) [system] char_type(a, 'white')
   Call: (230) [system] char_type(a, end_of_line)
   Fail: (230) [system] char_type(a, end_of_line)
   Call: (230) [system] char_type(a, space)
   Fail: (230) [system] char_type(a, space)
   Call: (230) [system] char_type(a, cntrl)
   Fail: (230) [system] char_type(a, cntrl)
^  Fail: (229) [user] is_like_space(a)
^  Exit: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] get_char((0x55fbb4538270), _1842848)
   Exit: (228) [system] get_char((0x55fbb4538270), a)
   Call: (228) [system] a='('
   Fail: (228) [system] a='('
   Call: (228) [system] a='['
   Fail: (228) [system] a='['
   Call: (228) [system] a='{'
   Fail: (228) [system] a='{'
   Call: (228) [system] a='"'
   Fail: (228) [system] a='"'
   Call: (228) [system] a=!
   Fail: (228) [system] a=!
   Call: (228) [system] a='\''
   Fail: (228) [system] a='\''
   Call: (228) [system] a='`'
   Fail: (228) [system] a='`'
   Call: (228) [system] a=end_of_file
   Fail: (228) [system] a=end_of_file
^  Call: (228) [user] read_symbolic(')', (0x55fbb4538270), a, _1824980)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _1860490)
   Call: (230) [system] peek_char((0x55fbb4538270), _1861424)
   Exit: (230) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (230) [user] is_delimiter(' ')
   Call: (231) [system] char_type(' ', space)
   Exit: (231) [system] char_type(' ', space)
^  Exit: (230) [user] is_delimiter(' ')
   Call: (230) [system] _1860490=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (229) [user] classify_and_convert_charseq([a], _1824980)
^  Call: (230) [user] classify_and_convert_charseq_([a], _1870708)
^  Call: (232) [system] setup_call_cleanup('$notrace'(_1871660, _1871662), once(user:catch(read_from_chars([a], _1870708), _1871642, fail)), '$restore_trace'(_1871660, _1871662))
^  Call: (233) [system] sig_atomic(system:'$notrace'(_1871660, _1871662))
^  Exit: (232) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1871642, fail)), system:'$restore_trace'(3, -1))
   Call: (231) [system] atomic(a)
   Exit: (231) [system] atomic(a)
^  Exit: (230) [user] classify_and_convert_charseq_([a], a)
   Call: (230) [system] integer(a)
   Fail: (230) [system] integer(a)
   Call: (230) [system] _1824980=a
   Exit: (230) [system] a=a
^  Exit: (229) [user] classify_and_convert_charseq([a], a)
^  Exit: (228) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (227) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (227) [user] read_list(')', (0x55fbb4538270), _1883788)
^  Call: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _1885646)
   Exit: (229) [system] peek_char((0x55fbb4538270), ' ')
   Call: (229) [system] ' '=(;)
   Fail: (229) [system] ' '=(;)
   Call: (229) [system] ' '=(/)
   Fail: (229) [system] ' '=(/)
^  Call: (229) [user] is_like_space(' ')
   Call: (230) [system] char_type(' ', 'white')
   Exit: (230) [system] char_type(' ', 'white')
^  Exit: (229) [user] is_like_space(' ')
   Call: (229) [system] get_char((0x55fbb4538270), _1895240)
   Exit: (229) [system] get_char((0x55fbb4538270), ' ')
^  Call: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _1897944)
   Exit: (230) [system] peek_char((0x55fbb4538270), a)
   Call: (230) [system] a=(;)
   Fail: (230) [system] a=(;)
   Call: (230) [system] a=(/)
   Fail: (230) [system] a=(/)
^  Call: (230) [user] is_like_space(a)
   Call: (231) [system] char_type(a, 'white')
   Fail: (231) [system] char_type(a, 'white')
   Call: (231) [system] char_type(a, end_of_line)
   Fail: (231) [system] char_type(a, end_of_line)
   Call: (231) [system] char_type(a, space)
   Fail: (231) [system] char_type(a, space)
   Call: (231) [system] char_type(a, cntrl)
   Fail: (231) [system] char_type(a, cntrl)
^  Fail: (230) [user] is_like_space(a)
^  Exit: (229) [user] skip_spaces((0x55fbb4538270))
^  Exit: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _1914878)
   Exit: (228) [system] peek_char((0x55fbb4538270), a)
   Call: (228) [system] a=')'
   Fail: (228) [system] a=')'
   Call: (228) [system] a=end_of_file
   Fail: (228) [system] a=end_of_file
^  Call: (228) [user] cont_sexpr(')', (0x55fbb4538270), _1920448)
^  Call: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _1922306)
   Exit: (230) [system] peek_char((0x55fbb4538270), a)
   Call: (230) [system] a=(;)
   Fail: (230) [system] a=(;)
   Call: (230) [system] a=(/)
   Fail: (230) [system] a=(/)
^  Call: (230) [user] is_like_space(a)
   Call: (231) [system] char_type(a, 'white')
   Fail: (231) [system] char_type(a, 'white')
   Call: (231) [system] char_type(a, end_of_line)
   Fail: (231) [system] char_type(a, end_of_line)
   Call: (231) [system] char_type(a, space)
   Fail: (231) [system] char_type(a, space)
   Call: (231) [system] char_type(a, cntrl)
   Fail: (231) [system] char_type(a, cntrl)
^  Fail: (230) [user] is_like_space(a)
^  Exit: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] get_char((0x55fbb4538270), _1938316)
   Exit: (229) [system] get_char((0x55fbb4538270), a)
   Call: (229) [system] a='('
   Fail: (229) [system] a='('
   Call: (229) [system] a='['
   Fail: (229) [system] a='['
   Call: (229) [system] a='{'
   Fail: (229) [system] a='{'
   Call: (229) [system] a='"'
   Fail: (229) [system] a='"'
   Call: (229) [system] a=!
   Fail: (229) [system] a=!
   Call: (229) [system] a='\''
   Fail: (229) [system] a='\''
   Call: (229) [system] a='`'
   Fail: (229) [system] a='`'
   Call: (229) [system] a=end_of_file
   Fail: (229) [system] a=end_of_file
^  Call: (229) [user] read_symbolic(')', (0x55fbb4538270), a, _1920448)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _1955958)
   Call: (231) [system] peek_char((0x55fbb4538270), _1956892)
   Exit: (231) [system] peek_char((0x55fbb4538270), b)
^  Call: (231) [user] is_delimiter(b)
   Call: (232) [system] char_type(b, space)
   Fail: (232) [system] char_type(b, space)
   Call: (232) [system] arg(_1961612, v('(', ')', end_of_file), b)
   Fail: (232) [system] arg(_1962544, v('(', ')', end_of_file), b)
^  Fail: (231) [user] is_delimiter(b)
   Call: (231) [system] ')'==b
   Fail: (231) [system] ')'==b
   Call: (231) [system] get_char((0x55fbb4538270), b)
   Exit: (231) [system] get_char((0x55fbb4538270), b)
   Call: (231) [system] b=(\)
   Fail: (231) [system] b=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _1969894)
   Call: (232) [system] peek_char((0x55fbb4538270), _1970828)
   Exit: (232) [system] peek_char((0x55fbb4538270), c)
^  Call: (232) [user] is_delimiter(c)
   Call: (233) [system] char_type(c, space)
   Fail: (233) [system] char_type(c, space)
   Call: (233) [system] arg(_1975548, v('(', ')', end_of_file), c)
   Fail: (233) [system] arg(_1976480, v('(', ')', end_of_file), c)
^  Fail: (232) [user] is_delimiter(c)
   Call: (232) [system] ')'==c
   Fail: (232) [system] ')'==c
   Call: (232) [system] get_char((0x55fbb4538270), c)
   Exit: (232) [system] get_char((0x55fbb4538270), c)
   Call: (232) [system] c=(\)
   Fail: (232) [system] c=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _1983830)
   Call: (233) [system] peek_char((0x55fbb4538270), _1984764)
   Exit: (233) [system] peek_char((0x55fbb4538270), ')')
^  Call: (233) [user] is_delimiter(')')
   Call: (234) [system] char_type(')', space)
   Fail: (234) [system] char_type(')', space)
   Call: (234) [system] arg(_1989484, v('(', ')', end_of_file), ')')
   Exit: (234) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (233) [user] is_delimiter(')')
   Call: (233) [system] _1983830=[]
   Exit: (233) [system] []=[]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (232) [system] _1969894=[c]
   Exit: (232) [system] [c]=[c]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [c])
   Call: (231) [system] _1955958=[b, c]
   Exit: (231) [system] [b, c]=[b, c]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [b, c])
^  Call: (230) [user] classify_and_convert_charseq([a, b, c], _1920448)
^  Call: (231) [user] classify_and_convert_charseq_([a, b, c], _2001508)
^  Call: (233) [system] setup_call_cleanup('$notrace'(_2002460, _2002462), once(user:catch(read_from_chars([a, b, c], _2001508), _2002442, fail)), '$restore_trace'(_2002460, _2002462))
^  Call: (234) [system] sig_atomic(system:'$notrace'(_2002460, _2002462))
^  Exit: (233) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _2002442, fail)), system:'$restore_trace'(3, -1))
   Call: (232) [system] atomic(abc)
   Exit: (232) [system] atomic(abc)
^  Exit: (231) [user] classify_and_convert_charseq_([a, b, c], abc)
   Call: (231) [system] integer(abc)
   Fail: (231) [system] integer(abc)
   Call: (231) [system] _1920448=abc
   Exit: (231) [system] abc=abc
^  Exit: (230) [user] classify_and_convert_charseq([a, b, c], abc)
^  Exit: (229) [user] read_symbolic(')', (0x55fbb4538270), a, abc)
^  Exit: (228) [user] cont_sexpr(')', (0x55fbb4538270), abc)
^  Call: (228) [user] read_list(')', (0x55fbb4538270), _2014588)
^  Call: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _2016446)
   Exit: (230) [system] peek_char((0x55fbb4538270), ')')
   Call: (230) [system] ')'=(;)
   Fail: (230) [system] ')'=(;)
   Call: (230) [system] ')'=(/)
   Fail: (230) [system] ')'=(/)
^  Call: (230) [user] is_like_space(')')
   Call: (231) [system] char_type(')', 'white')
   Fail: (231) [system] char_type(')', 'white')
   Call: (231) [system] char_type(')', end_of_line)
   Fail: (231) [system] char_type(')', end_of_line)
   Call: (231) [system] char_type(')', space)
   Fail: (231) [system] char_type(')', space)
   Call: (231) [system] char_type(')', cntrl)
   Fail: (231) [system] char_type(')', cntrl)
^  Fail: (230) [user] is_like_space(')')
^  Exit: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _2032456)
   Exit: (229) [system] peek_char((0x55fbb4538270), ')')
   Call: (229) [system] ')'=')'
   Exit: (229) [system] ')'=')'
   Call: (229) [system] get_char((0x55fbb4538270), _2036246)
   Exit: (229) [system] get_char((0x55fbb4538270), ')')
   Call: (229) [system] _2014588=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_list(')', (0x55fbb4538270), [])
   Call: (228) [system] _1883788=[abc]
   Exit: (228) [system] [abc]=[abc]
^  Exit: (227) [user] read_list(')', (0x55fbb4538270), [abc])
   Call: (227) [system] _1788320=[a, abc]
   Exit: (227) [system] [a, abc]=[a, abc]
^  Exit: (226) [user] read_list(')', (0x55fbb4538270), [a, abc])
   Call: (226) [system] _1314564=['DisjunctionIntroduction', a, abc]
   Exit: (226) [system] ['DisjunctionIntroduction', a, abc]=['DisjunctionIntroduction', a, abc]
^  Exit: (225) [user] read_list(')', (0x55fbb4538270), ['DisjunctionIntroduction', a, abc])
^  Exit: (224) [user] cont_sexpr(')', (0x55fbb4538270), ['DisjunctionIntroduction', a, abc])
^  Call: (224) [user] read_list(')', (0x55fbb4538270), _2050128)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _2051986)
   Exit: (226) [system] peek_char((0x55fbb4538270), ' ')
   Call: (226) [system] ' '=(;)
   Fail: (226) [system] ' '=(;)
   Call: (226) [system] ' '=(/)
   Fail: (226) [system] ' '=(/)
^  Call: (226) [user] is_like_space(' ')
   Call: (227) [system] char_type(' ', 'white')
   Exit: (227) [system] char_type(' ', 'white')
^  Exit: (226) [user] is_like_space(' ')
   Call: (226) [system] get_char((0x55fbb4538270), _2061580)
   Exit: (226) [system] get_char((0x55fbb4538270), ' ')
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _2064284)
   Exit: (227) [system] peek_char((0x55fbb4538270), '(')
   Call: (227) [system] '('=(;)
   Fail: (227) [system] '('=(;)
   Call: (227) [system] '('=(/)
   Fail: (227) [system] '('=(/)
^  Call: (227) [user] is_like_space('(')
   Call: (228) [system] char_type('(', 'white')
   Fail: (228) [system] char_type('(', 'white')
   Call: (228) [system] char_type('(', end_of_line)
   Fail: (228) [system] char_type('(', end_of_line)
   Call: (228) [system] char_type('(', space)
   Fail: (228) [system] char_type('(', space)
   Call: (228) [system] char_type('(', cntrl)
   Fail: (228) [system] char_type('(', cntrl)
^  Fail: (227) [user] is_like_space('(')
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _2081218)
   Exit: (225) [system] peek_char((0x55fbb4538270), '(')
   Call: (225) [system] '('=')'
   Fail: (225) [system] '('=')'
   Call: (225) [system] '('=end_of_file
   Fail: (225) [system] '('=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55fbb4538270), _2086788)
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _2088646)
   Exit: (227) [system] peek_char((0x55fbb4538270), '(')
   Call: (227) [system] '('=(;)
   Fail: (227) [system] '('=(;)
   Call: (227) [system] '('=(/)
   Fail: (227) [system] '('=(/)
^  Call: (227) [user] is_like_space('(')
   Call: (228) [system] char_type('(', 'white')
   Fail: (228) [system] char_type('(', 'white')
   Call: (228) [system] char_type('(', end_of_line)
   Fail: (228) [system] char_type('(', end_of_line)
   Call: (228) [system] char_type('(', space)
   Fail: (228) [system] char_type('(', space)
   Call: (228) [system] char_type('(', cntrl)
   Fail: (228) [system] char_type('(', cntrl)
^  Fail: (227) [user] is_like_space('(')
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] get_char((0x55fbb4538270), _14310)
   Exit: (226) [system] get_char((0x55fbb4538270), '(')
   Call: (226) [system] '('='('
   Exit: (226) [system] '('='('
^  Call: (226) [user] read_list(')', (0x55fbb4538270), _6416)
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _19880)
   Exit: (228) [system] peek_char((0x55fbb4538270), 'O')
   Call: (228) [system] 'O'=(;)
   Fail: (228) [system] 'O'=(;)
   Call: (228) [system] 'O'=(/)
   Fail: (228) [system] 'O'=(/)
^  Call: (228) [user] is_like_space('O')
   Call: (229) [system] char_type('O', 'white')
   Fail: (229) [system] char_type('O', 'white')
   Call: (229) [system] char_type('O', end_of_line)
   Fail: (229) [system] char_type('O', end_of_line)
   Call: (229) [system] char_type('O', space)
   Fail: (229) [system] char_type('O', space)
   Call: (229) [system] char_type('O', cntrl)
   Fail: (229) [system] char_type('O', cntrl)
^  Fail: (228) [user] is_like_space('O')
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _35890)
   Exit: (227) [system] peek_char((0x55fbb4538270), 'O')
   Call: (227) [system] 'O'=')'
   Fail: (227) [system] 'O'=')'
   Call: (227) [system] 'O'=end_of_file
   Fail: (227) [system] 'O'=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55fbb4538270), _41460)
^  Call: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _43318)
   Exit: (229) [system] peek_char((0x55fbb4538270), 'O')
   Call: (229) [system] 'O'=(;)
   Fail: (229) [system] 'O'=(;)
   Call: (229) [system] 'O'=(/)
   Fail: (229) [system] 'O'=(/)
^  Call: (229) [user] is_like_space('O')
   Call: (230) [system] char_type('O', 'white')
   Fail: (230) [system] char_type('O', 'white')
   Call: (230) [system] char_type('O', end_of_line)
   Fail: (230) [system] char_type('O', end_of_line)
   Call: (230) [system] char_type('O', space)
   Fail: (230) [system] char_type('O', space)
   Call: (230) [system] char_type('O', cntrl)
   Fail: (230) [system] char_type('O', cntrl)
^  Fail: (229) [user] is_like_space('O')
^  Exit: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] get_char((0x55fbb4538270), _59328)
   Exit: (228) [system] get_char((0x55fbb4538270), 'O')
   Call: (228) [system] 'O'='('
   Fail: (228) [system] 'O'='('
   Call: (228) [system] 'O'='['
   Fail: (228) [system] 'O'='['
   Call: (228) [system] 'O'='{'
   Fail: (228) [system] 'O'='{'
   Call: (228) [system] 'O'='"'
   Fail: (228) [system] 'O'='"'
   Call: (228) [system] 'O'=!
   Fail: (228) [system] 'O'=!
   Call: (228) [system] 'O'='\''
   Fail: (228) [system] 'O'='\''
   Call: (228) [system] 'O'='`'
   Fail: (228) [system] 'O'='`'
   Call: (228) [system] 'O'=end_of_file
   Fail: (228) [system] 'O'=end_of_file
^  Call: (228) [user] read_symbolic(')', (0x55fbb4538270), 'O', _41460)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _76970)
   Call: (230) [system] peek_char((0x55fbb4538270), _77904)
   Exit: (230) [system] peek_char((0x55fbb4538270), r)
^  Call: (230) [user] is_delimiter(r)
   Call: (231) [system] char_type(r, space)
   Fail: (231) [system] char_type(r, space)
   Call: (231) [system] arg(_82624, v('(', ')', end_of_file), r)
   Fail: (231) [system] arg(_83556, v('(', ')', end_of_file), r)
^  Fail: (230) [user] is_delimiter(r)
   Call: (230) [system] ')'==r
   Fail: (230) [system] ')'==r
   Call: (230) [system] get_char((0x55fbb4538270), r)
   Exit: (230) [system] get_char((0x55fbb4538270), r)
   Call: (230) [system] r=(\)
   Fail: (230) [system] r=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _90906)
   Call: (231) [system] peek_char((0x55fbb4538270), _91840)
   Exit: (231) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (231) [user] is_delimiter('L')
   Call: (232) [system] char_type('L', space)
   Fail: (232) [system] char_type('L', space)
   Call: (232) [system] arg(_96560, v('(', ')', end_of_file), 'L')
   Fail: (232) [system] arg(_97492, v('(', ')', end_of_file), 'L')
^  Fail: (231) [user] is_delimiter('L')
   Call: (231) [system] ')'=='L'
   Fail: (231) [system] ')'=='L'
   Call: (231) [system] get_char((0x55fbb4538270), 'L')
   Exit: (231) [system] get_char((0x55fbb4538270), 'L')
   Call: (231) [system] 'L'=(\)
   Fail: (231) [system] 'L'=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _104842)
   Call: (232) [system] peek_char((0x55fbb4538270), _105776)
   Exit: (232) [system] peek_char((0x55fbb4538270), i)
^  Call: (232) [user] is_delimiter(i)
   Call: (233) [system] char_type(i, space)
   Fail: (233) [system] char_type(i, space)
   Call: (233) [system] arg(_110496, v('(', ')', end_of_file), i)
   Fail: (233) [system] arg(_111428, v('(', ')', end_of_file), i)
^  Fail: (232) [user] is_delimiter(i)
   Call: (232) [system] ')'==i
   Fail: (232) [system] ')'==i
   Call: (232) [system] get_char((0x55fbb4538270), i)
   Exit: (232) [system] get_char((0x55fbb4538270), i)
   Call: (232) [system] i=(\)
   Fail: (232) [system] i=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _118778)
   Call: (233) [system] peek_char((0x55fbb4538270), _119712)
   Exit: (233) [system] peek_char((0x55fbb4538270), n)
^  Call: (233) [user] is_delimiter(n)
   Call: (234) [system] char_type(n, space)
   Fail: (234) [system] char_type(n, space)
   Call: (234) [system] arg(_124432, v('(', ')', end_of_file), n)
   Fail: (234) [system] arg(_125364, v('(', ')', end_of_file), n)
^  Fail: (233) [user] is_delimiter(n)
   Call: (233) [system] ')'==n
   Fail: (233) [system] ')'==n
   Call: (233) [system] get_char((0x55fbb4538270), n)
   Exit: (233) [system] get_char((0x55fbb4538270), n)
   Call: (233) [system] n=(\)
   Fail: (233) [system] n=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _132714)
   Call: (234) [system] peek_char((0x55fbb4538270), _133648)
   Exit: (234) [system] peek_char((0x55fbb4538270), k)
^  Call: (234) [user] is_delimiter(k)
   Call: (235) [system] char_type(k, space)
   Fail: (235) [system] char_type(k, space)
   Call: (235) [system] arg(_138368, v('(', ')', end_of_file), k)
   Fail: (235) [system] arg(_139300, v('(', ')', end_of_file), k)
^  Fail: (234) [user] is_delimiter(k)
   Call: (234) [system] ')'==k
   Fail: (234) [system] ')'==k
   Call: (234) [system] get_char((0x55fbb4538270), k)
   Exit: (234) [system] get_char((0x55fbb4538270), k)
   Call: (234) [system] k=(\)
   Fail: (234) [system] k=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _146650)
   Call: (235) [system] peek_char((0x55fbb4538270), _147584)
   Exit: (235) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (235) [user] is_delimiter(' ')
   Call: (236) [system] char_type(' ', space)
   Exit: (236) [system] char_type(' ', space)
^  Exit: (235) [user] is_delimiter(' ')
   Call: (235) [system] _146650=[]
   Exit: (235) [system] []=[]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (234) [system] _132714=[k]
   Exit: (234) [system] [k]=[k]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (233) [system] _118778=[n, k]
   Exit: (233) [system] [n, k]=[n, k]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (232) [system] _104842=[i, n, k]
   Exit: (232) [system] [i, n, k]=[i, n, k]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (231) [system] _90906=['L', i, n, k]
   Exit: (231) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (230) [system] _76970=[r, 'L', i, n, k]
   Exit: (230) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (229) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _41460)
^  Call: (230) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _170838)
^  Call: (232) [system] setup_call_cleanup('$notrace'(_171790, _171792), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _170838), _171772, fail)), '$restore_trace'(_171790, _171792))
^  Call: (233) [system] sig_atomic(system:'$notrace'(_171790, _171792))
^  Exit: (232) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _170838), _171772, fail)), system:'$restore_trace'(3, -1))
   Call: (231) [system] atomic(_170838)
   Fail: (231) [system] atomic(_170838)
   Call: (231) [system] atom_chars(_170838, ['O', r, 'L', i, n, k])
   Exit: (231) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (230) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (230) [system] integer('OrLink')
   Fail: (230) [system] integer('OrLink')
   Call: (230) [system] _41460='OrLink'
   Exit: (230) [system] 'OrLink'='OrLink'
^  Exit: (229) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (228) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (227) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (227) [user] read_list(')', (0x55fbb4538270), _185788)
^  Call: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _187646)
   Exit: (229) [system] peek_char((0x55fbb4538270), ' ')
   Call: (229) [system] ' '=(;)
   Fail: (229) [system] ' '=(;)
   Call: (229) [system] ' '=(/)
   Fail: (229) [system] ' '=(/)
^  Call: (229) [user] is_like_space(' ')
   Call: (230) [system] char_type(' ', 'white')
   Exit: (230) [system] char_type(' ', 'white')
^  Exit: (229) [user] is_like_space(' ')
   Call: (229) [system] get_char((0x55fbb4538270), _197240)
   Exit: (229) [system] get_char((0x55fbb4538270), ' ')
^  Call: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _199944)
   Exit: (230) [system] peek_char((0x55fbb4538270), 'B')
   Call: (230) [system] 'B'=(;)
   Fail: (230) [system] 'B'=(;)
   Call: (230) [system] 'B'=(/)
   Fail: (230) [system] 'B'=(/)
^  Call: (230) [user] is_like_space('B')
   Call: (231) [system] char_type('B', 'white')
   Fail: (231) [system] char_type('B', 'white')
   Call: (231) [system] char_type('B', end_of_line)
   Fail: (231) [system] char_type('B', end_of_line)
   Call: (231) [system] char_type('B', space)
   Fail: (231) [system] char_type('B', space)
   Call: (231) [system] char_type('B', cntrl)
   Fail: (231) [system] char_type('B', cntrl)
^  Fail: (230) [user] is_like_space('B')
^  Exit: (229) [user] skip_spaces((0x55fbb4538270))
^  Exit: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _216878)
   Exit: (228) [system] peek_char((0x55fbb4538270), 'B')
   Call: (228) [system] 'B'=')'
   Fail: (228) [system] 'B'=')'
   Call: (228) [system] 'B'=end_of_file
   Fail: (228) [system] 'B'=end_of_file
^  Call: (228) [user] cont_sexpr(')', (0x55fbb4538270), _222448)
^  Call: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _224306)
   Exit: (230) [system] peek_char((0x55fbb4538270), 'B')
   Call: (230) [system] 'B'=(;)
   Fail: (230) [system] 'B'=(;)
   Call: (230) [system] 'B'=(/)
   Fail: (230) [system] 'B'=(/)
^  Call: (230) [user] is_like_space('B')
   Call: (231) [system] char_type('B', 'white')
   Fail: (231) [system] char_type('B', 'white')
   Call: (231) [system] char_type('B', end_of_line)
   Fail: (231) [system] char_type('B', end_of_line)
   Call: (231) [system] char_type('B', space)
   Fail: (231) [system] char_type('B', space)
   Call: (231) [system] char_type('B', cntrl)
   Fail: (231) [system] char_type('B', cntrl)
^  Fail: (230) [user] is_like_space('B')
^  Exit: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] get_char((0x55fbb4538270), _240316)
   Exit: (229) [system] get_char((0x55fbb4538270), 'B')
   Call: (229) [system] 'B'='('
   Fail: (229) [system] 'B'='('
   Call: (229) [system] 'B'='['
   Fail: (229) [system] 'B'='['
   Call: (229) [system] 'B'='{'
   Fail: (229) [system] 'B'='{'
   Call: (229) [system] 'B'='"'
   Fail: (229) [system] 'B'='"'
   Call: (229) [system] 'B'=!
   Fail: (229) [system] 'B'=!
   Call: (229) [system] 'B'='\''
   Fail: (229) [system] 'B'='\''
   Call: (229) [system] 'B'='`'
   Fail: (229) [system] 'B'='`'
   Call: (229) [system] 'B'=end_of_file
   Fail: (229) [system] 'B'=end_of_file
^  Call: (229) [user] read_symbolic(')', (0x55fbb4538270), 'B', _222448)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _257958)
   Call: (231) [system] peek_char((0x55fbb4538270), _258892)
   Exit: (231) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (231) [user] is_delimiter(' ')
   Call: (232) [system] char_type(' ', space)
   Exit: (232) [system] char_type(' ', space)
^  Exit: (231) [user] is_delimiter(' ')
   Call: (231) [system] _257958=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (230) [user] classify_and_convert_charseq(['B'], _222448)
^  Call: (231) [user] classify_and_convert_charseq_(['B'], _268176)
^  Call: (233) [system] setup_call_cleanup('$notrace'(_269128, _269130), once(user:catch(read_from_chars(['B'], _268176), _269110, fail)), '$restore_trace'(_269128, _269130))
^  Call: (234) [system] sig_atomic(system:'$notrace'(_269128, _269130))
^  Exit: (233) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _268176), _269110, fail)), system:'$restore_trace'(3, -1))
   Call: (232) [system] atomic(_268176)
   Fail: (232) [system] atomic(_268176)
   Call: (232) [system] atom_chars(_268176, ['B'])
   Exit: (232) [system] atom_chars('B', ['B'])
^  Exit: (231) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (231) [system] integer('B')
   Fail: (231) [system] integer('B')
   Call: (231) [system] _222448='B'
   Exit: (231) [system] 'B'='B'
^  Exit: (230) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (229) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (228) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (228) [user] read_list(')', (0x55fbb4538270), _283126)
^  Call: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _284984)
   Exit: (230) [system] peek_char((0x55fbb4538270), ' ')
   Call: (230) [system] ' '=(;)
   Fail: (230) [system] ' '=(;)
   Call: (230) [system] ' '=(/)
   Fail: (230) [system] ' '=(/)
^  Call: (230) [user] is_like_space(' ')
   Call: (231) [system] char_type(' ', 'white')
   Exit: (231) [system] char_type(' ', 'white')
^  Exit: (230) [user] is_like_space(' ')
   Call: (230) [system] get_char((0x55fbb4538270), _294578)
   Exit: (230) [system] get_char((0x55fbb4538270), ' ')
^  Call: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] peek_char((0x55fbb4538270), _297282)
   Exit: (231) [system] peek_char((0x55fbb4538270), '(')
   Call: (231) [system] '('=(;)
   Fail: (231) [system] '('=(;)
   Call: (231) [system] '('=(/)
   Fail: (231) [system] '('=(/)
^  Call: (231) [user] is_like_space('(')
   Call: (232) [system] char_type('(', 'white')
   Fail: (232) [system] char_type('(', 'white')
   Call: (232) [system] char_type('(', end_of_line)
   Fail: (232) [system] char_type('(', end_of_line)
   Call: (232) [system] char_type('(', space)
   Fail: (232) [system] char_type('(', space)
   Call: (232) [system] char_type('(', cntrl)
   Fail: (232) [system] char_type('(', cntrl)
^  Fail: (231) [user] is_like_space('(')
^  Exit: (230) [user] skip_spaces((0x55fbb4538270))
^  Exit: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _314216)
   Exit: (229) [system] peek_char((0x55fbb4538270), '(')
   Call: (229) [system] '('=')'
   Fail: (229) [system] '('=')'
   Call: (229) [system] '('=end_of_file
   Fail: (229) [system] '('=end_of_file
^  Call: (229) [user] cont_sexpr(')', (0x55fbb4538270), _319786)
^  Call: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] peek_char((0x55fbb4538270), _321644)
   Exit: (231) [system] peek_char((0x55fbb4538270), '(')
   Call: (231) [system] '('=(;)
   Fail: (231) [system] '('=(;)
   Call: (231) [system] '('=(/)
   Fail: (231) [system] '('=(/)
^  Call: (231) [user] is_like_space('(')
   Call: (232) [system] char_type('(', 'white')
   Fail: (232) [system] char_type('(', 'white')
   Call: (232) [system] char_type('(', end_of_line)
   Fail: (232) [system] char_type('(', end_of_line)
   Call: (232) [system] char_type('(', space)
   Fail: (232) [system] char_type('(', space)
   Call: (232) [system] char_type('(', cntrl)
   Fail: (232) [system] char_type('(', cntrl)
^  Fail: (231) [user] is_like_space('(')
^  Exit: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] get_char((0x55fbb4538270), _337654)
   Exit: (230) [system] get_char((0x55fbb4538270), '(')
   Call: (230) [system] '('='('
   Exit: (230) [system] '('='('
^  Call: (230) [user] read_list(')', (0x55fbb4538270), _319786)
^  Call: (231) [user] skip_spaces((0x55fbb4538270))
   Call: (232) [system] peek_char((0x55fbb4538270), _343224)
   Exit: (232) [system] peek_char((0x55fbb4538270), 'I')
   Call: (232) [system] 'I'=(;)
   Fail: (232) [system] 'I'=(;)
   Call: (232) [system] 'I'=(/)
   Fail: (232) [system] 'I'=(/)
^  Call: (232) [user] is_like_space('I')
   Call: (233) [system] char_type('I', 'white')
   Fail: (233) [system] char_type('I', 'white')
   Call: (233) [system] char_type('I', end_of_line)
   Fail: (233) [system] char_type('I', end_of_line)
   Call: (233) [system] char_type('I', space)
   Fail: (233) [system] char_type('I', space)
   Call: (233) [system] char_type('I', cntrl)
   Fail: (233) [system] char_type('I', cntrl)
^  Fail: (232) [user] is_like_space('I')
^  Exit: (231) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] peek_char((0x55fbb4538270), _359234)
   Exit: (231) [system] peek_char((0x55fbb4538270), 'I')
   Call: (231) [system] 'I'=')'
   Fail: (231) [system] 'I'=')'
   Call: (231) [system] 'I'=end_of_file
   Fail: (231) [system] 'I'=end_of_file
^  Call: (231) [user] cont_sexpr(')', (0x55fbb4538270), _364804)
^  Call: (232) [user] skip_spaces((0x55fbb4538270))
   Call: (233) [system] peek_char((0x55fbb4538270), _366662)
   Exit: (233) [system] peek_char((0x55fbb4538270), 'I')
   Call: (233) [system] 'I'=(;)
   Fail: (233) [system] 'I'=(;)
   Call: (233) [system] 'I'=(/)
   Fail: (233) [system] 'I'=(/)
^  Call: (233) [user] is_like_space('I')
   Call: (234) [system] char_type('I', 'white')
   Fail: (234) [system] char_type('I', 'white')
   Call: (234) [system] char_type('I', end_of_line)
   Fail: (234) [system] char_type('I', end_of_line)
   Call: (234) [system] char_type('I', space)
   Fail: (234) [system] char_type('I', space)
   Call: (234) [system] char_type('I', cntrl)
   Fail: (234) [system] char_type('I', cntrl)
^  Fail: (233) [user] is_like_space('I')
^  Exit: (232) [user] skip_spaces((0x55fbb4538270))
   Call: (232) [system] get_char((0x55fbb4538270), _382672)
   Exit: (232) [system] get_char((0x55fbb4538270), 'I')
   Call: (232) [system] 'I'='('
   Fail: (232) [system] 'I'='('
   Call: (232) [system] 'I'='['
   Fail: (232) [system] 'I'='['
   Call: (232) [system] 'I'='{'
   Fail: (232) [system] 'I'='{'
   Call: (232) [system] 'I'='"'
   Fail: (232) [system] 'I'='"'
   Call: (232) [system] 'I'=!
   Fail: (232) [system] 'I'=!
   Call: (232) [system] 'I'='\''
   Fail: (232) [system] 'I'='\''
   Call: (232) [system] 'I'='`'
   Fail: (232) [system] 'I'='`'
   Call: (232) [system] 'I'=end_of_file
   Fail: (232) [system] 'I'=end_of_file
^  Call: (232) [user] read_symbolic(')', (0x55fbb4538270), 'I', _364804)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _400314)
   Call: (234) [system] peek_char((0x55fbb4538270), _401248)
   Exit: (234) [system] peek_char((0x55fbb4538270), m)
^  Call: (234) [user] is_delimiter(m)
   Call: (235) [system] char_type(m, space)
   Fail: (235) [system] char_type(m, space)
   Call: (235) [system] arg(_405968, v('(', ')', end_of_file), m)
   Fail: (235) [system] arg(_406900, v('(', ')', end_of_file), m)
^  Fail: (234) [user] is_delimiter(m)
   Call: (234) [system] ')'==m
   Fail: (234) [system] ')'==m
   Call: (234) [system] get_char((0x55fbb4538270), m)
   Exit: (234) [system] get_char((0x55fbb4538270), m)
   Call: (234) [system] m=(\)
   Fail: (234) [system] m=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _414250)
   Call: (235) [system] peek_char((0x55fbb4538270), _415184)
   Exit: (235) [system] peek_char((0x55fbb4538270), p)
^  Call: (235) [user] is_delimiter(p)
   Call: (236) [system] char_type(p, space)
   Fail: (236) [system] char_type(p, space)
   Call: (236) [system] arg(_419904, v('(', ')', end_of_file), p)
   Fail: (236) [system] arg(_420836, v('(', ')', end_of_file), p)
^  Fail: (235) [user] is_delimiter(p)
   Call: (235) [system] ')'==p
   Fail: (235) [system] ')'==p
   Call: (235) [system] get_char((0x55fbb4538270), p)
   Exit: (235) [system] get_char((0x55fbb4538270), p)
   Call: (235) [system] p=(\)
   Fail: (235) [system] p=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), _428186)
   Call: (236) [system] peek_char((0x55fbb4538270), _429120)
   Exit: (236) [system] peek_char((0x55fbb4538270), l)
^  Call: (236) [user] is_delimiter(l)
   Call: (237) [system] char_type(l, space)
   Fail: (237) [system] char_type(l, space)
   Call: (237) [system] arg(_433840, v('(', ')', end_of_file), l)
   Fail: (237) [system] arg(_434772, v('(', ')', end_of_file), l)
^  Fail: (236) [user] is_delimiter(l)
   Call: (236) [system] ')'==l
   Fail: (236) [system] ')'==l
   Call: (236) [system] get_char((0x55fbb4538270), l)
   Exit: (236) [system] get_char((0x55fbb4538270), l)
   Call: (236) [system] l=(\)
   Fail: (236) [system] l=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), _442122)
   Call: (237) [system] peek_char((0x55fbb4538270), _443056)
   Exit: (237) [system] peek_char((0x55fbb4538270), i)
^  Call: (237) [user] is_delimiter(i)
   Call: (238) [system] char_type(i, space)
   Fail: (238) [system] char_type(i, space)
   Call: (238) [system] arg(_447776, v('(', ')', end_of_file), i)
   Fail: (238) [system] arg(_448708, v('(', ')', end_of_file), i)
^  Fail: (237) [user] is_delimiter(i)
   Call: (237) [system] ')'==i
   Fail: (237) [system] ')'==i
   Call: (237) [system] get_char((0x55fbb4538270), i)
   Exit: (237) [system] get_char((0x55fbb4538270), i)
   Call: (237) [system] i=(\)
   Fail: (237) [system] i=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), _456058)
   Call: (238) [system] peek_char((0x55fbb4538270), _456992)
   Exit: (238) [system] peek_char((0x55fbb4538270), c)
^  Call: (238) [user] is_delimiter(c)
   Call: (239) [system] char_type(c, space)
   Fail: (239) [system] char_type(c, space)
   Call: (239) [system] arg(_461712, v('(', ')', end_of_file), c)
   Fail: (239) [system] arg(_462644, v('(', ')', end_of_file), c)
^  Fail: (238) [user] is_delimiter(c)
   Call: (238) [system] ')'==c
   Fail: (238) [system] ')'==c
   Call: (238) [system] get_char((0x55fbb4538270), c)
   Exit: (238) [system] get_char((0x55fbb4538270), c)
   Call: (238) [system] c=(\)
   Fail: (238) [system] c=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), _469994)
   Call: (239) [system] peek_char((0x55fbb4538270), _470928)
   Exit: (239) [system] peek_char((0x55fbb4538270), a)
^  Call: (239) [user] is_delimiter(a)
   Call: (240) [system] char_type(a, space)
   Fail: (240) [system] char_type(a, space)
   Call: (240) [system] arg(_475648, v('(', ')', end_of_file), a)
   Fail: (240) [system] arg(_476580, v('(', ')', end_of_file), a)
^  Fail: (239) [user] is_delimiter(a)
   Call: (239) [system] ')'==a
   Fail: (239) [system] ')'==a
   Call: (239) [system] get_char((0x55fbb4538270), a)
   Exit: (239) [system] get_char((0x55fbb4538270), a)
   Call: (239) [system] a=(\)
   Fail: (239) [system] a=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55fbb4538270), _483930)
   Call: (240) [system] peek_char((0x55fbb4538270), _484864)
   Exit: (240) [system] peek_char((0x55fbb4538270), t)
^  Call: (240) [user] is_delimiter(t)
   Call: (241) [system] char_type(t, space)
   Fail: (241) [system] char_type(t, space)
   Call: (241) [system] arg(_489584, v('(', ')', end_of_file), t)
   Fail: (241) [system] arg(_490516, v('(', ')', end_of_file), t)
^  Fail: (240) [user] is_delimiter(t)
   Call: (240) [system] ')'==t
   Fail: (240) [system] ')'==t
   Call: (240) [system] get_char((0x55fbb4538270), t)
   Exit: (240) [system] get_char((0x55fbb4538270), t)
   Call: (240) [system] t=(\)
   Fail: (240) [system] t=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55fbb4538270), _497866)
   Call: (241) [system] peek_char((0x55fbb4538270), _498800)
   Exit: (241) [system] peek_char((0x55fbb4538270), i)
^  Call: (241) [user] is_delimiter(i)
   Call: (242) [system] char_type(i, space)
   Fail: (242) [system] char_type(i, space)
   Call: (242) [system] arg(_503520, v('(', ')', end_of_file), i)
   Fail: (242) [system] arg(_504452, v('(', ')', end_of_file), i)
^  Fail: (241) [user] is_delimiter(i)
   Call: (241) [system] ')'==i
   Fail: (241) [system] ')'==i
   Call: (241) [system] get_char((0x55fbb4538270), i)
   Exit: (241) [system] get_char((0x55fbb4538270), i)
   Call: (241) [system] i=(\)
   Fail: (241) [system] i=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55fbb4538270), _511802)
   Call: (242) [system] peek_char((0x55fbb4538270), _512736)
   Exit: (242) [system] peek_char((0x55fbb4538270), o)
^  Call: (242) [user] is_delimiter(o)
   Call: (243) [system] char_type(o, space)
   Fail: (243) [system] char_type(o, space)
   Call: (243) [system] arg(_517456, v('(', ')', end_of_file), o)
   Fail: (243) [system] arg(_518388, v('(', ')', end_of_file), o)
^  Fail: (242) [user] is_delimiter(o)
   Call: (242) [system] ')'==o
   Fail: (242) [system] ')'==o
   Call: (242) [system] get_char((0x55fbb4538270), o)
   Exit: (242) [system] get_char((0x55fbb4538270), o)
   Call: (242) [system] o=(\)
   Fail: (242) [system] o=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55fbb4538270), _525738)
   Call: (243) [system] peek_char((0x55fbb4538270), _526672)
   Exit: (243) [system] peek_char((0x55fbb4538270), n)
^  Call: (243) [user] is_delimiter(n)
   Call: (244) [system] char_type(n, space)
   Fail: (244) [system] char_type(n, space)
   Call: (244) [system] arg(_531392, v('(', ')', end_of_file), n)
   Fail: (244) [system] arg(_532324, v('(', ')', end_of_file), n)
^  Fail: (243) [user] is_delimiter(n)
   Call: (243) [system] ')'==n
   Fail: (243) [system] ')'==n
   Call: (243) [system] get_char((0x55fbb4538270), n)
   Exit: (243) [system] get_char((0x55fbb4538270), n)
   Call: (243) [system] n=(\)
   Fail: (243) [system] n=(\)
^  Call: (243) [user] read_symbolic_cont(')', (0x55fbb4538270), _539674)
   Call: (244) [system] peek_char((0x55fbb4538270), _540608)
   Exit: (244) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (244) [user] is_delimiter(' ')
   Call: (245) [system] char_type(' ', space)
   Exit: (245) [system] char_type(' ', space)
^  Exit: (244) [user] is_delimiter(' ')
   Call: (244) [system] _539674=[]
   Exit: (244) [system] []=[]
^  Exit: (243) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (243) [system] _525738=[n]
   Exit: (243) [system] [n]=[n]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (242) [system] _511802=[o, n]
   Exit: (242) [system] [o, n]=[o, n]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (241) [system] _497866=[i, o, n]
   Exit: (241) [system] [i, o, n]=[i, o, n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (240) [system] _483930=[t, i, o, n]
   Exit: (240) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (239) [system] _469994=[a, t, i, o, n]
   Exit: (239) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (238) [system] _456058=[c, a, t, i, o, n]
   Exit: (238) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (237) [system] _442122=[i, c, a, t, i, o, n]
   Exit: (237) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (236) [system] _428186=[l, i, c, a, t, i, o, n]
   Exit: (236) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (235) [system] _414250=[p, l, i, c, a, t, i, o, n]
   Exit: (235) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (234) [system] _400314=[m, p, l, i, c, a, t, i, o, n]
   Exit: (234) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (233) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _364804)
^  Call: (234) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _577832)
^  Call: (236) [system] setup_call_cleanup('$notrace'(_578784, _578786), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _577832), _578766, fail)), '$restore_trace'(_578784, _578786))
^  Call: (237) [system] sig_atomic(system:'$notrace'(_578784, _578786))
^  Exit: (236) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _577832), _578766, fail)), system:'$restore_trace'(3, -1))
   Call: (235) [system] atomic(_577832)
   Fail: (235) [system] atomic(_577832)
   Call: (235) [system] atom_chars(_577832, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (235) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (234) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (234) [system] integer('Implication')
   Fail: (234) [system] integer('Implication')
   Call: (234) [system] _364804='Implication'
   Exit: (234) [system] 'Implication'='Implication'
^  Exit: (233) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (232) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (231) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (231) [user] read_list(')', (0x55fbb4538270), _592782)
^  Call: (232) [user] skip_spaces((0x55fbb4538270))
   Call: (233) [system] peek_char((0x55fbb4538270), _594640)
   Exit: (233) [system] peek_char((0x55fbb4538270), ' ')
   Call: (233) [system] ' '=(;)
   Fail: (233) [system] ' '=(;)
   Call: (233) [system] ' '=(/)
   Fail: (233) [system] ' '=(/)
^  Call: (233) [user] is_like_space(' ')
   Call: (234) [system] char_type(' ', 'white')
   Exit: (234) [system] char_type(' ', 'white')
^  Exit: (233) [user] is_like_space(' ')
   Call: (233) [system] get_char((0x55fbb4538270), _604234)
   Exit: (233) [system] get_char((0x55fbb4538270), ' ')
^  Call: (233) [user] skip_spaces((0x55fbb4538270))
   Call: (234) [system] peek_char((0x55fbb4538270), _606938)
   Exit: (234) [system] peek_char((0x55fbb4538270), '(')
   Call: (234) [system] '('=(;)
   Fail: (234) [system] '('=(;)
   Call: (234) [system] '('=(/)
   Fail: (234) [system] '('=(/)
^  Call: (234) [user] is_like_space('(')
   Call: (235) [system] char_type('(', 'white')
   Fail: (235) [system] char_type('(', 'white')
   Call: (235) [system] char_type('(', end_of_line)
   Fail: (235) [system] char_type('(', end_of_line)
   Call: (235) [system] char_type('(', space)
   Fail: (235) [system] char_type('(', space)
   Call: (235) [system] char_type('(', cntrl)
   Fail: (235) [system] char_type('(', cntrl)
^  Fail: (234) [user] is_like_space('(')
^  Exit: (233) [user] skip_spaces((0x55fbb4538270))
^  Exit: (232) [user] skip_spaces((0x55fbb4538270))
   Call: (232) [system] peek_char((0x55fbb4538270), _623872)
   Exit: (232) [system] peek_char((0x55fbb4538270), '(')
   Call: (232) [system] '('=')'
   Fail: (232) [system] '('=')'
   Call: (232) [system] '('=end_of_file
   Fail: (232) [system] '('=end_of_file
^  Call: (232) [user] cont_sexpr(')', (0x55fbb4538270), _629442)
^  Call: (233) [user] skip_spaces((0x55fbb4538270))
   Call: (234) [system] peek_char((0x55fbb4538270), _631300)
   Exit: (234) [system] peek_char((0x55fbb4538270), '(')
   Call: (234) [system] '('=(;)
   Fail: (234) [system] '('=(;)
   Call: (234) [system] '('=(/)
   Fail: (234) [system] '('=(/)
^  Call: (234) [user] is_like_space('(')
   Call: (235) [system] char_type('(', 'white')
   Fail: (235) [system] char_type('(', 'white')
   Call: (235) [system] char_type('(', end_of_line)
   Fail: (235) [system] char_type('(', end_of_line)
   Call: (235) [system] char_type('(', space)
   Fail: (235) [system] char_type('(', space)
   Call: (235) [system] char_type('(', cntrl)
   Fail: (235) [system] char_type('(', cntrl)
^  Fail: (234) [user] is_like_space('(')
^  Exit: (233) [user] skip_spaces((0x55fbb4538270))
   Call: (233) [system] get_char((0x55fbb4538270), _647310)
   Exit: (233) [system] get_char((0x55fbb4538270), '(')
   Call: (233) [system] '('='('
   Exit: (233) [system] '('='('
^  Call: (233) [user] read_list(')', (0x55fbb4538270), _629442)
^  Call: (234) [user] skip_spaces((0x55fbb4538270))
   Call: (235) [system] peek_char((0x55fbb4538270), _652880)
   Exit: (235) [system] peek_char((0x55fbb4538270), 'A')
   Call: (235) [system] 'A'=(;)
   Fail: (235) [system] 'A'=(;)
   Call: (235) [system] 'A'=(/)
   Fail: (235) [system] 'A'=(/)
^  Call: (235) [user] is_like_space('A')
   Call: (236) [system] char_type('A', 'white')
   Fail: (236) [system] char_type('A', 'white')
   Call: (236) [system] char_type('A', end_of_line)
   Fail: (236) [system] char_type('A', end_of_line)
   Call: (236) [system] char_type('A', space)
   Fail: (236) [system] char_type('A', space)
   Call: (236) [system] char_type('A', cntrl)
   Fail: (236) [system] char_type('A', cntrl)
^  Fail: (235) [user] is_like_space('A')
^  Exit: (234) [user] skip_spaces((0x55fbb4538270))
   Call: (234) [system] peek_char((0x55fbb4538270), _668890)
   Exit: (234) [system] peek_char((0x55fbb4538270), 'A')
   Call: (234) [system] 'A'=')'
   Fail: (234) [system] 'A'=')'
   Call: (234) [system] 'A'=end_of_file
   Fail: (234) [system] 'A'=end_of_file
^  Call: (234) [user] cont_sexpr(')', (0x55fbb4538270), _674460)
^  Call: (235) [user] skip_spaces((0x55fbb4538270))
   Call: (236) [system] peek_char((0x55fbb4538270), _676318)
   Exit: (236) [system] peek_char((0x55fbb4538270), 'A')
   Call: (236) [system] 'A'=(;)
   Fail: (236) [system] 'A'=(;)
   Call: (236) [system] 'A'=(/)
   Fail: (236) [system] 'A'=(/)
^  Call: (236) [user] is_like_space('A')
   Call: (237) [system] char_type('A', 'white')
   Fail: (237) [system] char_type('A', 'white')
   Call: (237) [system] char_type('A', end_of_line)
   Fail: (237) [system] char_type('A', end_of_line)
   Call: (237) [system] char_type('A', space)
   Fail: (237) [system] char_type('A', space)
   Call: (237) [system] char_type('A', cntrl)
   Fail: (237) [system] char_type('A', cntrl)
^  Fail: (236) [user] is_like_space('A')
^  Exit: (235) [user] skip_spaces((0x55fbb4538270))
   Call: (235) [system] get_char((0x55fbb4538270), _692328)
   Exit: (235) [system] get_char((0x55fbb4538270), 'A')
   Call: (235) [system] 'A'='('
   Fail: (235) [system] 'A'='('
   Call: (235) [system] 'A'='['
   Fail: (235) [system] 'A'='['
   Call: (235) [system] 'A'='{'
   Fail: (235) [system] 'A'='{'
   Call: (235) [system] 'A'='"'
   Fail: (235) [system] 'A'='"'
   Call: (235) [system] 'A'=!
   Fail: (235) [system] 'A'=!
   Call: (235) [system] 'A'='\''
   Fail: (235) [system] 'A'='\''
   Call: (235) [system] 'A'='`'
   Fail: (235) [system] 'A'='`'
   Call: (235) [system] 'A'=end_of_file
   Fail: (235) [system] 'A'=end_of_file
^  Call: (235) [user] read_symbolic(')', (0x55fbb4538270), 'A', _674460)
^  Call: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), _709970)
   Call: (237) [system] peek_char((0x55fbb4538270), _710904)
   Exit: (237) [system] peek_char((0x55fbb4538270), n)
^  Call: (237) [user] is_delimiter(n)
   Call: (238) [system] char_type(n, space)
   Fail: (238) [system] char_type(n, space)
   Call: (238) [system] arg(_715624, v('(', ')', end_of_file), n)
   Fail: (238) [system] arg(_716556, v('(', ')', end_of_file), n)
^  Fail: (237) [user] is_delimiter(n)
   Call: (237) [system] ')'==n
   Fail: (237) [system] ')'==n
   Call: (237) [system] get_char((0x55fbb4538270), n)
   Exit: (237) [system] get_char((0x55fbb4538270), n)
   Call: (237) [system] n=(\)
   Fail: (237) [system] n=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), _723906)
   Call: (238) [system] peek_char((0x55fbb4538270), _724840)
   Exit: (238) [system] peek_char((0x55fbb4538270), d)
^  Call: (238) [user] is_delimiter(d)
   Call: (239) [system] char_type(d, space)
   Fail: (239) [system] char_type(d, space)
   Call: (239) [system] arg(_729560, v('(', ')', end_of_file), d)
   Fail: (239) [system] arg(_730492, v('(', ')', end_of_file), d)
^  Fail: (238) [user] is_delimiter(d)
   Call: (238) [system] ')'==d
   Fail: (238) [system] ')'==d
   Call: (238) [system] get_char((0x55fbb4538270), d)
   Exit: (238) [system] get_char((0x55fbb4538270), d)
   Call: (238) [system] d=(\)
   Fail: (238) [system] d=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), _737842)
   Call: (239) [system] peek_char((0x55fbb4538270), _738776)
   Exit: (239) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (239) [user] is_delimiter('L')
   Call: (240) [system] char_type('L', space)
   Fail: (240) [system] char_type('L', space)
   Call: (240) [system] arg(_743496, v('(', ')', end_of_file), 'L')
   Fail: (240) [system] arg(_744428, v('(', ')', end_of_file), 'L')
^  Fail: (239) [user] is_delimiter('L')
   Call: (239) [system] ')'=='L'
   Fail: (239) [system] ')'=='L'
   Call: (239) [system] get_char((0x55fbb4538270), 'L')
   Exit: (239) [system] get_char((0x55fbb4538270), 'L')
   Call: (239) [system] 'L'=(\)
   Fail: (239) [system] 'L'=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55fbb4538270), _751778)
   Call: (240) [system] peek_char((0x55fbb4538270), _752712)
   Exit: (240) [system] peek_char((0x55fbb4538270), i)
^  Call: (240) [user] is_delimiter(i)
   Call: (241) [system] char_type(i, space)
   Fail: (241) [system] char_type(i, space)
   Call: (241) [system] arg(_757432, v('(', ')', end_of_file), i)
   Fail: (241) [system] arg(_758364, v('(', ')', end_of_file), i)
^  Fail: (240) [user] is_delimiter(i)
   Call: (240) [system] ')'==i
   Fail: (240) [system] ')'==i
   Call: (240) [system] get_char((0x55fbb4538270), i)
   Exit: (240) [system] get_char((0x55fbb4538270), i)
   Call: (240) [system] i=(\)
   Fail: (240) [system] i=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55fbb4538270), _765714)
   Call: (241) [system] peek_char((0x55fbb4538270), _766648)
   Exit: (241) [system] peek_char((0x55fbb4538270), n)
^  Call: (241) [user] is_delimiter(n)
   Call: (242) [system] char_type(n, space)
   Fail: (242) [system] char_type(n, space)
   Call: (242) [system] arg(_771368, v('(', ')', end_of_file), n)
   Fail: (242) [system] arg(_772300, v('(', ')', end_of_file), n)
^  Fail: (241) [user] is_delimiter(n)
   Call: (241) [system] ')'==n
   Fail: (241) [system] ')'==n
   Call: (241) [system] get_char((0x55fbb4538270), n)
   Exit: (241) [system] get_char((0x55fbb4538270), n)
   Call: (241) [system] n=(\)
   Fail: (241) [system] n=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55fbb4538270), _779650)
   Call: (242) [system] peek_char((0x55fbb4538270), _780584)
   Exit: (242) [system] peek_char((0x55fbb4538270), k)
^  Call: (242) [user] is_delimiter(k)
   Call: (243) [system] char_type(k, space)
   Fail: (243) [system] char_type(k, space)
   Call: (243) [system] arg(_785304, v('(', ')', end_of_file), k)
   Fail: (243) [system] arg(_786236, v('(', ')', end_of_file), k)
^  Fail: (242) [user] is_delimiter(k)
   Call: (242) [system] ')'==k
   Fail: (242) [system] ')'==k
   Call: (242) [system] get_char((0x55fbb4538270), k)
   Exit: (242) [system] get_char((0x55fbb4538270), k)
   Call: (242) [system] k=(\)
   Fail: (242) [system] k=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55fbb4538270), _793586)
   Call: (243) [system] peek_char((0x55fbb4538270), _794520)
   Exit: (243) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (243) [user] is_delimiter(' ')
   Call: (244) [system] char_type(' ', space)
   Exit: (244) [system] char_type(' ', space)
^  Exit: (243) [user] is_delimiter(' ')
   Call: (243) [system] _793586=[]
   Exit: (243) [system] []=[]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (242) [system] _779650=[k]
   Exit: (242) [system] [k]=[k]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (241) [system] _765714=[n, k]
   Exit: (241) [system] [n, k]=[n, k]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (240) [system] _751778=[i, n, k]
   Exit: (240) [system] [i, n, k]=[i, n, k]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (239) [system] _737842=['L', i, n, k]
   Exit: (239) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (238) [system] _723906=[d, 'L', i, n, k]
   Exit: (238) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (237) [system] _709970=[n, d, 'L', i, n, k]
   Exit: (237) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (236) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _674460)
^  Call: (237) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _820568)
^  Call: (239) [system] setup_call_cleanup('$notrace'(_821520, _821522), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _820568), _821502, fail)), '$restore_trace'(_821520, _821522))
^  Call: (240) [system] sig_atomic(system:'$notrace'(_821520, _821522))
^  Exit: (239) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _820568), _821502, fail)), system:'$restore_trace'(3, -1))
   Call: (238) [system] atomic(_820568)
   Fail: (238) [system] atomic(_820568)
   Call: (238) [system] atom_chars(_820568, ['A', n, d, 'L', i, n, k])
   Exit: (238) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (237) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (237) [system] integer('AndLink')
   Fail: (237) [system] integer('AndLink')
   Call: (237) [system] _674460='AndLink'
   Exit: (237) [system] 'AndLink'='AndLink'
^  Exit: (236) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (235) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (234) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (234) [user] read_list(')', (0x55fbb4538270), _835518)
^  Call: (235) [user] skip_spaces((0x55fbb4538270))
   Call: (236) [system] peek_char((0x55fbb4538270), _837376)
   Exit: (236) [system] peek_char((0x55fbb4538270), ' ')
   Call: (236) [system] ' '=(;)
   Fail: (236) [system] ' '=(;)
   Call: (236) [system] ' '=(/)
   Fail: (236) [system] ' '=(/)
^  Call: (236) [user] is_like_space(' ')
   Call: (237) [system] char_type(' ', 'white')
   Exit: (237) [system] char_type(' ', 'white')
^  Exit: (236) [user] is_like_space(' ')
   Call: (236) [system] get_char((0x55fbb4538270), _846970)
   Exit: (236) [system] get_char((0x55fbb4538270), ' ')
^  Call: (236) [user] skip_spaces((0x55fbb4538270))
   Call: (237) [system] peek_char((0x55fbb4538270), _849674)
   Exit: (237) [system] peek_char((0x55fbb4538270), 'A')
   Call: (237) [system] 'A'=(;)
   Fail: (237) [system] 'A'=(;)
   Call: (237) [system] 'A'=(/)
   Fail: (237) [system] 'A'=(/)
^  Call: (237) [user] is_like_space('A')
   Call: (238) [system] char_type('A', 'white')
   Fail: (238) [system] char_type('A', 'white')
   Call: (238) [system] char_type('A', end_of_line)
   Fail: (238) [system] char_type('A', end_of_line)
   Call: (238) [system] char_type('A', space)
   Fail: (238) [system] char_type('A', space)
   Call: (238) [system] char_type('A', cntrl)
   Fail: (238) [system] char_type('A', cntrl)
^  Fail: (237) [user] is_like_space('A')
^  Exit: (236) [user] skip_spaces((0x55fbb4538270))
^  Exit: (235) [user] skip_spaces((0x55fbb4538270))
   Call: (235) [system] peek_char((0x55fbb4538270), _866608)
   Exit: (235) [system] peek_char((0x55fbb4538270), 'A')
   Call: (235) [system] 'A'=')'
   Fail: (235) [system] 'A'=')'
   Call: (235) [system] 'A'=end_of_file
   Fail: (235) [system] 'A'=end_of_file
^  Call: (235) [user] cont_sexpr(')', (0x55fbb4538270), _872178)
^  Call: (236) [user] skip_spaces((0x55fbb4538270))
   Call: (237) [system] peek_char((0x55fbb4538270), _874036)
   Exit: (237) [system] peek_char((0x55fbb4538270), 'A')
   Call: (237) [system] 'A'=(;)
   Fail: (237) [system] 'A'=(;)
   Call: (237) [system] 'A'=(/)
   Fail: (237) [system] 'A'=(/)
^  Call: (237) [user] is_like_space('A')
   Call: (238) [system] char_type('A', 'white')
   Fail: (238) [system] char_type('A', 'white')
   Call: (238) [system] char_type('A', end_of_line)
   Fail: (238) [system] char_type('A', end_of_line)
   Call: (238) [system] char_type('A', space)
   Fail: (238) [system] char_type('A', space)
   Call: (238) [system] char_type('A', cntrl)
   Fail: (238) [system] char_type('A', cntrl)
^  Fail: (237) [user] is_like_space('A')
^  Exit: (236) [user] skip_spaces((0x55fbb4538270))
   Call: (236) [system] get_char((0x55fbb4538270), _890046)
   Exit: (236) [system] get_char((0x55fbb4538270), 'A')
   Call: (236) [system] 'A'='('
   Fail: (236) [system] 'A'='('
   Call: (236) [system] 'A'='['
   Fail: (236) [system] 'A'='['
   Call: (236) [system] 'A'='{'
   Fail: (236) [system] 'A'='{'
   Call: (236) [system] 'A'='"'
   Fail: (236) [system] 'A'='"'
   Call: (236) [system] 'A'=!
   Fail: (236) [system] 'A'=!
   Call: (236) [system] 'A'='\''
   Fail: (236) [system] 'A'='\''
   Call: (236) [system] 'A'='`'
   Fail: (236) [system] 'A'='`'
   Call: (236) [system] 'A'=end_of_file
   Fail: (236) [system] 'A'=end_of_file
^  Call: (236) [user] read_symbolic(')', (0x55fbb4538270), 'A', _872178)
^  Call: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), _907688)
   Call: (238) [system] peek_char((0x55fbb4538270), _908622)
   Exit: (238) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (238) [user] is_delimiter(' ')
   Call: (239) [system] char_type(' ', space)
   Exit: (239) [system] char_type(' ', space)
^  Exit: (238) [user] is_delimiter(' ')
   Call: (238) [system] _907688=[]
   Exit: (238) [system] []=[]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (237) [user] classify_and_convert_charseq(['A'], _872178)
^  Call: (238) [user] classify_and_convert_charseq_(['A'], _917906)
^  Call: (240) [system] setup_call_cleanup('$notrace'(_918858, _918860), once(user:catch(read_from_chars(['A'], _917906), _918840, fail)), '$restore_trace'(_918858, _918860))
^  Call: (241) [system] sig_atomic(system:'$notrace'(_918858, _918860))
^  Exit: (240) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _917906), _918840, fail)), system:'$restore_trace'(3, -1))
   Call: (239) [system] atomic(_917906)
   Fail: (239) [system] atomic(_917906)
   Call: (239) [system] atom_chars(_917906, ['A'])
   Exit: (239) [system] atom_chars('A', ['A'])
^  Exit: (238) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (238) [system] integer('A')
   Fail: (238) [system] integer('A')
   Call: (238) [system] _872178='A'
   Exit: (238) [system] 'A'='A'
^  Exit: (237) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (236) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (235) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (235) [user] read_list(')', (0x55fbb4538270), _932856)
^  Call: (236) [user] skip_spaces((0x55fbb4538270))
   Call: (237) [system] peek_char((0x55fbb4538270), _934714)
   Exit: (237) [system] peek_char((0x55fbb4538270), ' ')
   Call: (237) [system] ' '=(;)
   Fail: (237) [system] ' '=(;)
   Call: (237) [system] ' '=(/)
   Fail: (237) [system] ' '=(/)
^  Call: (237) [user] is_like_space(' ')
   Call: (238) [system] char_type(' ', 'white')
   Exit: (238) [system] char_type(' ', 'white')
^  Exit: (237) [user] is_like_space(' ')
   Call: (237) [system] get_char((0x55fbb4538270), _944308)
   Exit: (237) [system] get_char((0x55fbb4538270), ' ')
^  Call: (237) [user] skip_spaces((0x55fbb4538270))
   Call: (238) [system] peek_char((0x55fbb4538270), _947012)
   Exit: (238) [system] peek_char((0x55fbb4538270), 'B')
   Call: (238) [system] 'B'=(;)
   Fail: (238) [system] 'B'=(;)
   Call: (238) [system] 'B'=(/)
   Fail: (238) [system] 'B'=(/)
^  Call: (238) [user] is_like_space('B')
   Call: (239) [system] char_type('B', 'white')
   Fail: (239) [system] char_type('B', 'white')
   Call: (239) [system] char_type('B', end_of_line)
   Fail: (239) [system] char_type('B', end_of_line)
   Call: (239) [system] char_type('B', space)
   Fail: (239) [system] char_type('B', space)
   Call: (239) [system] char_type('B', cntrl)
   Fail: (239) [system] char_type('B', cntrl)
^  Fail: (238) [user] is_like_space('B')
^  Exit: (237) [user] skip_spaces((0x55fbb4538270))
^  Exit: (236) [user] skip_spaces((0x55fbb4538270))
   Call: (236) [system] peek_char((0x55fbb4538270), _963946)
   Exit: (236) [system] peek_char((0x55fbb4538270), 'B')
   Call: (236) [system] 'B'=')'
   Fail: (236) [system] 'B'=')'
   Call: (236) [system] 'B'=end_of_file
   Fail: (236) [system] 'B'=end_of_file
^  Call: (236) [user] cont_sexpr(')', (0x55fbb4538270), _969516)
^  Call: (237) [user] skip_spaces((0x55fbb4538270))
   Call: (238) [system] peek_char((0x55fbb4538270), _971374)
   Exit: (238) [system] peek_char((0x55fbb4538270), 'B')
   Call: (238) [system] 'B'=(;)
   Fail: (238) [system] 'B'=(;)
   Call: (238) [system] 'B'=(/)
   Fail: (238) [system] 'B'=(/)
^  Call: (238) [user] is_like_space('B')
   Call: (239) [system] char_type('B', 'white')
   Fail: (239) [system] char_type('B', 'white')
   Call: (239) [system] char_type('B', end_of_line)
   Fail: (239) [system] char_type('B', end_of_line)
   Call: (239) [system] char_type('B', space)
   Fail: (239) [system] char_type('B', space)
   Call: (239) [system] char_type('B', cntrl)
   Fail: (239) [system] char_type('B', cntrl)
^  Fail: (238) [user] is_like_space('B')
^  Exit: (237) [user] skip_spaces((0x55fbb4538270))
   Call: (237) [system] get_char((0x55fbb4538270), _987384)
   Exit: (237) [system] get_char((0x55fbb4538270), 'B')
   Call: (237) [system] 'B'='('
   Fail: (237) [system] 'B'='('
   Call: (237) [system] 'B'='['
   Fail: (237) [system] 'B'='['
   Call: (237) [system] 'B'='{'
   Fail: (237) [system] 'B'='{'
   Call: (237) [system] 'B'='"'
   Fail: (237) [system] 'B'='"'
   Call: (237) [system] 'B'=!
   Fail: (237) [system] 'B'=!
   Call: (237) [system] 'B'='\''
   Fail: (237) [system] 'B'='\''
   Call: (237) [system] 'B'='`'
   Fail: (237) [system] 'B'='`'
   Call: (237) [system] 'B'=end_of_file
   Fail: (237) [system] 'B'=end_of_file
^  Call: (237) [user] read_symbolic(')', (0x55fbb4538270), 'B', _969516)
^  Call: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), _1005026)
   Call: (239) [system] peek_char((0x55fbb4538270), _1005960)
   Exit: (239) [system] peek_char((0x55fbb4538270), ')')
^  Call: (239) [user] is_delimiter(')')
   Call: (240) [system] char_type(')', space)
   Fail: (240) [system] char_type(')', space)
   Call: (240) [system] arg(_1010680, v('(', ')', end_of_file), ')')
   Exit: (240) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (239) [user] is_delimiter(')')
   Call: (239) [system] _1005026=[]
   Exit: (239) [system] []=[]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (238) [user] classify_and_convert_charseq(['B'], _969516)
^  Call: (239) [user] classify_and_convert_charseq_(['B'], _1017116)
^  Call: (241) [system] setup_call_cleanup('$notrace'(_1018068, _1018070), once(user:catch(read_from_chars(['B'], _1017116), _1018050, fail)), '$restore_trace'(_1018068, _1018070))
^  Call: (242) [system] sig_atomic(system:'$notrace'(_1018068, _1018070))
^  Exit: (241) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1017116), _1018050, fail)), system:'$restore_trace'(3, -1))
   Call: (240) [system] atomic(_1017116)
   Fail: (240) [system] atomic(_1017116)
   Call: (240) [system] atom_chars(_1017116, ['B'])
   Exit: (240) [system] atom_chars('B', ['B'])
^  Exit: (239) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (239) [system] integer('B')
   Fail: (239) [system] integer('B')
   Call: (239) [system] _969516='B'
   Exit: (239) [system] 'B'='B'
^  Exit: (238) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (237) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (236) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (236) [user] read_list(')', (0x55fbb4538270), _1032066)
^  Call: (237) [user] skip_spaces((0x55fbb4538270))
   Call: (238) [system] peek_char((0x55fbb4538270), _1033924)
   Exit: (238) [system] peek_char((0x55fbb4538270), ')')
   Call: (238) [system] ')'=(;)
   Fail: (238) [system] ')'=(;)
   Call: (238) [system] ')'=(/)
   Fail: (238) [system] ')'=(/)
^  Call: (238) [user] is_like_space(')')
   Call: (239) [system] char_type(')', 'white')
   Fail: (239) [system] char_type(')', 'white')
   Call: (239) [system] char_type(')', end_of_line)
   Fail: (239) [system] char_type(')', end_of_line)
   Call: (239) [system] char_type(')', space)
   Fail: (239) [system] char_type(')', space)
   Call: (239) [system] char_type(')', cntrl)
   Fail: (239) [system] char_type(')', cntrl)
^  Fail: (238) [user] is_like_space(')')
^  Exit: (237) [user] skip_spaces((0x55fbb4538270))
   Call: (237) [system] peek_char((0x55fbb4538270), _1049934)
   Exit: (237) [system] peek_char((0x55fbb4538270), ')')
   Call: (237) [system] ')'=')'
   Exit: (237) [system] ')'=')'
   Call: (237) [system] get_char((0x55fbb4538270), _1053724)
   Exit: (237) [system] get_char((0x55fbb4538270), ')')
   Call: (237) [system] _1032066=[]
   Exit: (237) [system] []=[]
^  Exit: (236) [user] read_list(')', (0x55fbb4538270), [])
   Call: (236) [system] _932856=['B']
   Exit: (236) [system] ['B']=['B']
^  Exit: (235) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (235) [system] _835518=['A', 'B']
   Exit: (235) [system] ['A', 'B']=['A', 'B']
^  Exit: (234) [user] read_list(')', (0x55fbb4538270), ['A', 'B'])
   Call: (234) [system] _629442=['AndLink', 'A', 'B']
   Exit: (234) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (233) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Exit: (232) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Call: (232) [user] read_list(')', (0x55fbb4538270), _1067606)
^  Call: (233) [user] skip_spaces((0x55fbb4538270))
   Call: (234) [system] peek_char((0x55fbb4538270), _1069464)
   Exit: (234) [system] peek_char((0x55fbb4538270), ' ')
   Call: (234) [system] ' '=(;)
   Fail: (234) [system] ' '=(;)
   Call: (234) [system] ' '=(/)
   Fail: (234) [system] ' '=(/)
^  Call: (234) [user] is_like_space(' ')
   Call: (235) [system] char_type(' ', 'white')
   Exit: (235) [system] char_type(' ', 'white')
^  Exit: (234) [user] is_like_space(' ')
   Call: (234) [system] get_char((0x55fbb4538270), _1079058)
   Exit: (234) [system] get_char((0x55fbb4538270), ' ')
^  Call: (234) [user] skip_spaces((0x55fbb4538270))
   Call: (235) [system] peek_char((0x55fbb4538270), _1081762)
   Exit: (235) [system] peek_char((0x55fbb4538270), 'C')
   Call: (235) [system] 'C'=(;)
   Fail: (235) [system] 'C'=(;)
   Call: (235) [system] 'C'=(/)
   Fail: (235) [system] 'C'=(/)
^  Call: (235) [user] is_like_space('C')
   Call: (236) [system] char_type('C', 'white')
   Fail: (236) [system] char_type('C', 'white')
   Call: (236) [system] char_type('C', end_of_line)
   Fail: (236) [system] char_type('C', end_of_line)
   Call: (236) [system] char_type('C', space)
   Fail: (236) [system] char_type('C', space)
   Call: (236) [system] char_type('C', cntrl)
   Fail: (236) [system] char_type('C', cntrl)
^  Fail: (235) [user] is_like_space('C')
^  Exit: (234) [user] skip_spaces((0x55fbb4538270))
^  Exit: (233) [user] skip_spaces((0x55fbb4538270))
   Call: (233) [system] peek_char((0x55fbb4538270), _1098696)
   Exit: (233) [system] peek_char((0x55fbb4538270), 'C')
   Call: (233) [system] 'C'=')'
   Fail: (233) [system] 'C'=')'
   Call: (233) [system] 'C'=end_of_file
   Fail: (233) [system] 'C'=end_of_file
^  Call: (233) [user] cont_sexpr(')', (0x55fbb4538270), _1104266)
^  Call: (234) [user] skip_spaces((0x55fbb4538270))
   Call: (235) [system] peek_char((0x55fbb4538270), _1106124)
   Exit: (235) [system] peek_char((0x55fbb4538270), 'C')
   Call: (235) [system] 'C'=(;)
   Fail: (235) [system] 'C'=(;)
   Call: (235) [system] 'C'=(/)
   Fail: (235) [system] 'C'=(/)
^  Call: (235) [user] is_like_space('C')
   Call: (236) [system] char_type('C', 'white')
   Fail: (236) [system] char_type('C', 'white')
   Call: (236) [system] char_type('C', end_of_line)
   Fail: (236) [system] char_type('C', end_of_line)
   Call: (236) [system] char_type('C', space)
   Fail: (236) [system] char_type('C', space)
   Call: (236) [system] char_type('C', cntrl)
   Fail: (236) [system] char_type('C', cntrl)
^  Fail: (235) [user] is_like_space('C')
^  Exit: (234) [user] skip_spaces((0x55fbb4538270))
   Call: (234) [system] get_char((0x55fbb4538270), _1122134)
   Exit: (234) [system] get_char((0x55fbb4538270), 'C')
   Call: (234) [system] 'C'='('
   Fail: (234) [system] 'C'='('
   Call: (234) [system] 'C'='['
   Fail: (234) [system] 'C'='['
   Call: (234) [system] 'C'='{'
   Fail: (234) [system] 'C'='{'
   Call: (234) [system] 'C'='"'
   Fail: (234) [system] 'C'='"'
   Call: (234) [system] 'C'=!
   Fail: (234) [system] 'C'=!
   Call: (234) [system] 'C'='\''
   Fail: (234) [system] 'C'='\''
   Call: (234) [system] 'C'='`'
   Fail: (234) [system] 'C'='`'
   Call: (234) [system] 'C'=end_of_file
   Fail: (234) [system] 'C'=end_of_file
^  Call: (234) [user] read_symbolic(')', (0x55fbb4538270), 'C', _1104266)
^  Call: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), _1139776)
   Call: (236) [system] peek_char((0x55fbb4538270), _1140710)
   Exit: (236) [system] peek_char((0x55fbb4538270), ')')
^  Call: (236) [user] is_delimiter(')')
   Call: (237) [system] char_type(')', space)
   Fail: (237) [system] char_type(')', space)
   Call: (237) [system] arg(_1145430, v('(', ')', end_of_file), ')')
   Exit: (237) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (236) [user] is_delimiter(')')
   Call: (236) [system] _1139776=[]
   Exit: (236) [system] []=[]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (235) [user] classify_and_convert_charseq(['C'], _1104266)
^  Call: (236) [user] classify_and_convert_charseq_(['C'], _1151866)
^  Call: (238) [system] setup_call_cleanup('$notrace'(_1152818, _1152820), once(user:catch(read_from_chars(['C'], _1151866), _1152800, fail)), '$restore_trace'(_1152818, _1152820))
^  Call: (239) [system] sig_atomic(system:'$notrace'(_1152818, _1152820))
^  Exit: (238) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1151866), _1152800, fail)), system:'$restore_trace'(3, -1))
   Call: (237) [system] atomic(_1151866)
   Fail: (237) [system] atomic(_1151866)
   Call: (237) [system] atom_chars(_1151866, ['C'])
   Exit: (237) [system] atom_chars('C', ['C'])
^  Exit: (236) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (236) [system] integer('C')
   Fail: (236) [system] integer('C')
   Call: (236) [system] _1104266='C'
   Exit: (236) [system] 'C'='C'
^  Exit: (235) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (234) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (233) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (233) [user] read_list(')', (0x55fbb4538270), _1166816)
^  Call: (234) [user] skip_spaces((0x55fbb4538270))
   Call: (235) [system] peek_char((0x55fbb4538270), _1168674)
   Exit: (235) [system] peek_char((0x55fbb4538270), ')')
   Call: (235) [system] ')'=(;)
   Fail: (235) [system] ')'=(;)
   Call: (235) [system] ')'=(/)
   Fail: (235) [system] ')'=(/)
^  Call: (235) [user] is_like_space(')')
   Call: (236) [system] char_type(')', 'white')
   Fail: (236) [system] char_type(')', 'white')
   Call: (236) [system] char_type(')', end_of_line)
   Fail: (236) [system] char_type(')', end_of_line)
   Call: (236) [system] char_type(')', space)
   Fail: (236) [system] char_type(')', space)
   Call: (236) [system] char_type(')', cntrl)
   Fail: (236) [system] char_type(')', cntrl)
^  Fail: (235) [user] is_like_space(')')
^  Exit: (234) [user] skip_spaces((0x55fbb4538270))
   Call: (234) [system] peek_char((0x55fbb4538270), _1184684)
   Exit: (234) [system] peek_char((0x55fbb4538270), ')')
   Call: (234) [system] ')'=')'
   Exit: (234) [system] ')'=')'
   Call: (234) [system] get_char((0x55fbb4538270), _1188474)
   Exit: (234) [system] get_char((0x55fbb4538270), ')')
   Call: (234) [system] _1166816=[]
   Exit: (234) [system] []=[]
^  Exit: (233) [user] read_list(')', (0x55fbb4538270), [])
   Call: (233) [system] _1067606=['C']
   Exit: (233) [system] ['C']=['C']
^  Exit: (232) [user] read_list(')', (0x55fbb4538270), ['C'])
   Call: (232) [system] _592782=[['AndLink', 'A', 'B'], 'C']
   Exit: (232) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (231) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'A', 'B'], 'C'])
   Call: (231) [system] _319786=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (231) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (230) [user] read_list(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (229) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (229) [user] read_list(')', (0x55fbb4538270), _1202356)
^  Call: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] peek_char((0x55fbb4538270), _1204214)
   Exit: (231) [system] peek_char((0x55fbb4538270), ')')
   Call: (231) [system] ')'=(;)
   Fail: (231) [system] ')'=(;)
   Call: (231) [system] ')'=(/)
   Fail: (231) [system] ')'=(/)
^  Call: (231) [user] is_like_space(')')
   Call: (232) [system] char_type(')', 'white')
   Fail: (232) [system] char_type(')', 'white')
   Call: (232) [system] char_type(')', end_of_line)
   Fail: (232) [system] char_type(')', end_of_line)
   Call: (232) [system] char_type(')', space)
   Fail: (232) [system] char_type(')', space)
   Call: (232) [system] char_type(')', cntrl)
   Fail: (232) [system] char_type(')', cntrl)
^  Fail: (231) [user] is_like_space(')')
^  Exit: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _1220224)
   Exit: (230) [system] peek_char((0x55fbb4538270), ')')
   Call: (230) [system] ')'=')'
   Exit: (230) [system] ')'=')'
   Call: (230) [system] get_char((0x55fbb4538270), _1224014)
   Exit: (230) [system] get_char((0x55fbb4538270), ')')
   Call: (230) [system] _1202356=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_list(')', (0x55fbb4538270), [])
   Call: (229) [system] _283126=[['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (229) [system] [['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (228) [user] read_list(')', (0x55fbb4538270), [['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (228) [system] _185788=['B', ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (228) [system] ['B', ['Implication', ['AndLink', 'A', 'B'], 'C']]=['B', ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (227) [user] read_list(')', (0x55fbb4538270), ['B', ['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (227) [system] _6416=['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (227) [system] ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]=['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (226) [user] read_list(')', (0x55fbb4538270), ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Exit: (225) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Call: (225) [user] read_list(')', (0x55fbb4538270), _1237896)
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1239754)
   Exit: (227) [system] peek_char((0x55fbb4538270), ')')
   Call: (227) [system] ')'=(;)
   Fail: (227) [system] ')'=(;)
   Call: (227) [system] ')'=(/)
   Fail: (227) [system] ')'=(/)
^  Call: (227) [user] is_like_space(')')
   Call: (228) [system] char_type(')', 'white')
   Fail: (228) [system] char_type(')', 'white')
   Call: (228) [system] char_type(')', end_of_line)
   Fail: (228) [system] char_type(')', end_of_line)
   Call: (228) [system] char_type(')', space)
   Fail: (228) [system] char_type(')', space)
   Call: (228) [system] char_type(')', cntrl)
   Fail: (228) [system] char_type(')', cntrl)
^  Fail: (227) [user] is_like_space(')')
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1255764)
   Exit: (226) [system] peek_char((0x55fbb4538270), ')')
   Call: (226) [system] ')'=')'
   Exit: (226) [system] ')'=')'
   Call: (226) [system] get_char((0x55fbb4538270), _1259554)
   Exit: (226) [system] get_char((0x55fbb4538270), ')')
   Call: (226) [system] _1237896=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_list(')', (0x55fbb4538270), [])
   Call: (225) [system] _6412=[['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (225) [system] [['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (224) [user] read_list(')', (0x55fbb4538270), [['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (224) [system] _6388=[['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (224) [system] [['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (223) [user] read_list(')', (0x55fbb4538270), [['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (223) [system] _6380=[:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (223) [system] [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (222) [user] read_list(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Exit: (221) [user] cont_sexpr(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Call: (221) [user] read_list(')', (0x55fbb4538270), _1273436)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _1275294)
   Exit: (223) [system] peek_char((0x55fbb4538270), '\n')
   Call: (223) [system] '\n'=(;)
   Fail: (223) [system] '\n'=(;)
   Call: (223) [system] '\n'=(/)
   Fail: (223) [system] '\n'=(/)
^  Call: (223) [user] is_like_space('\n')
   Call: (224) [system] char_type('\n', 'white')
   Fail: (224) [system] char_type('\n', 'white')
   Call: (224) [system] char_type('\n', end_of_line)
   Exit: (224) [system] char_type('\n', end_of_line)
^  Exit: (223) [user] is_like_space('\n')
   Call: (223) [system] get_char((0x55fbb4538270), _1286744)
   Exit: (223) [system] get_char((0x55fbb4538270), '\n')
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1289448)
   Exit: (224) [system] peek_char((0x55fbb4538270), '\t')
   Call: (224) [system] '\t'=(;)
   Fail: (224) [system] '\t'=(;)
   Call: (224) [system] '\t'=(/)
   Fail: (224) [system] '\t'=(/)
^  Call: (224) [user] is_like_space('\t')
   Call: (225) [system] char_type('\t', 'white')
   Exit: (225) [system] char_type('\t', 'white')
^  Exit: (224) [user] is_like_space('\t')
   Call: (224) [system] get_char((0x55fbb4538270), _1299042)
   Exit: (224) [system] get_char((0x55fbb4538270), '\t')
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1301746)
   Exit: (225) [system] peek_char((0x55fbb4538270), '\t')
   Call: (225) [system] '\t'=(;)
   Fail: (225) [system] '\t'=(;)
   Call: (225) [system] '\t'=(/)
   Fail: (225) [system] '\t'=(/)
^  Call: (225) [user] is_like_space('\t')
   Call: (226) [system] char_type('\t', 'white')
   Exit: (226) [system] char_type('\t', 'white')
^  Exit: (225) [user] is_like_space('\t')
   Call: (225) [system] get_char((0x55fbb4538270), _1311340)
   Exit: (225) [system] get_char((0x55fbb4538270), '\t')
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1314044)
   Exit: (226) [system] peek_char((0x55fbb4538270), ' ')
   Call: (226) [system] ' '=(;)
   Fail: (226) [system] ' '=(;)
   Call: (226) [system] ' '=(/)
   Fail: (226) [system] ' '=(/)
^  Call: (226) [user] is_like_space(' ')
   Call: (227) [system] char_type(' ', 'white')
   Exit: (227) [system] char_type(' ', 'white')
^  Exit: (226) [user] is_like_space(' ')
   Call: (226) [system] get_char((0x55fbb4538270), _1323638)
   Exit: (226) [system] get_char((0x55fbb4538270), ' ')
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1326342)
   Exit: (227) [system] peek_char((0x55fbb4538270), '(')
   Call: (227) [system] '('=(;)
   Fail: (227) [system] '('=(;)
   Call: (227) [system] '('=(/)
   Fail: (227) [system] '('=(/)
^  Call: (227) [user] is_like_space('(')
   Call: (228) [system] char_type('(', 'white')
   Fail: (228) [system] char_type('(', 'white')
   Call: (228) [system] char_type('(', end_of_line)
   Fail: (228) [system] char_type('(', end_of_line)
   Call: (228) [system] char_type('(', space)
   Fail: (228) [system] char_type('(', space)
   Call: (228) [system] char_type('(', cntrl)
   Fail: (228) [system] char_type('(', cntrl)
^  Fail: (227) [user] is_like_space('(')
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _1346048)
   Exit: (222) [system] peek_char((0x55fbb4538270), '(')
   Call: (222) [system] '('=')'
   Fail: (222) [system] '('=')'
   Call: (222) [system] '('=end_of_file
   Fail: (222) [system] '('=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55fbb4538270), _1351618)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1353476)
   Exit: (224) [system] peek_char((0x55fbb4538270), '(')
   Call: (224) [system] '('=(;)
   Fail: (224) [system] '('=(;)
   Call: (224) [system] '('=(/)
   Fail: (224) [system] '('=(/)
^  Call: (224) [user] is_like_space('(')
   Call: (225) [system] char_type('(', 'white')
   Fail: (225) [system] char_type('(', 'white')
   Call: (225) [system] char_type('(', end_of_line)
   Fail: (225) [system] char_type('(', end_of_line)
   Call: (225) [system] char_type('(', space)
   Fail: (225) [system] char_type('(', space)
   Call: (225) [system] char_type('(', cntrl)
   Fail: (225) [system] char_type('(', cntrl)
^  Fail: (224) [user] is_like_space('(')
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] get_char((0x55fbb4538270), _1369486)
   Exit: (223) [system] get_char((0x55fbb4538270), '(')
   Call: (223) [system] '('='('
   Exit: (223) [system] '('='('
^  Call: (223) [user] read_list(')', (0x55fbb4538270), _1351618)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1375056)
   Exit: (225) [system] peek_char((0x55fbb4538270), :)
   Call: (225) [system] (:)=(;)
   Fail: (225) [system] (:)=(;)
   Call: (225) [system] (:)=(/)
   Fail: (225) [system] (:)=(/)
^  Call: (225) [user] is_like_space(:)
   Call: (226) [system] char_type(:, 'white')
   Fail: (226) [system] char_type(:, 'white')
   Call: (226) [system] char_type(:, end_of_line)
   Fail: (226) [system] char_type(:, end_of_line)
   Call: (226) [system] char_type(:, space)
   Fail: (226) [system] char_type(:, space)
   Call: (226) [system] char_type(:, cntrl)
   Fail: (226) [system] char_type(:, cntrl)
^  Fail: (225) [user] is_like_space(:)
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1391066)
   Exit: (224) [system] peek_char((0x55fbb4538270), :)
   Call: (224) [system] (:)=')'
   Fail: (224) [system] (:)=')'
   Call: (224) [system] (:)=end_of_file
   Fail: (224) [system] (:)=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55fbb4538270), _1396636)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1398494)
   Exit: (226) [system] peek_char((0x55fbb4538270), :)
   Call: (226) [system] (:)=(;)
   Fail: (226) [system] (:)=(;)
   Call: (226) [system] (:)=(/)
   Fail: (226) [system] (:)=(/)
^  Call: (226) [user] is_like_space(:)
   Call: (227) [system] char_type(:, 'white')
   Fail: (227) [system] char_type(:, 'white')
   Call: (227) [system] char_type(:, end_of_line)
   Fail: (227) [system] char_type(:, end_of_line)
   Call: (227) [system] char_type(:, space)
   Fail: (227) [system] char_type(:, space)
   Call: (227) [system] char_type(:, cntrl)
   Fail: (227) [system] char_type(:, cntrl)
^  Fail: (226) [user] is_like_space(:)
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] get_char((0x55fbb4538270), _1414504)
   Exit: (225) [system] get_char((0x55fbb4538270), :)
   Call: (225) [system] (:)='('
   Fail: (225) [system] (:)='('
   Call: (225) [system] (:)='['
   Fail: (225) [system] (:)='['
   Call: (225) [system] (:)='{'
   Fail: (225) [system] (:)='{'
   Call: (225) [system] (:)='"'
   Fail: (225) [system] (:)='"'
   Call: (225) [system] (:)=!
   Fail: (225) [system] (:)=!
   Call: (225) [system] (:)='\''
   Fail: (225) [system] (:)='\''
   Call: (225) [system] (:)='`'
   Fail: (225) [system] (:)='`'
   Call: (225) [system] (:)=end_of_file
   Fail: (225) [system] (:)=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55fbb4538270), :, _1396636)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _1432146)
   Call: (227) [system] peek_char((0x55fbb4538270), _1433080)
   Exit: (227) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (227) [user] is_delimiter(' ')
   Call: (228) [system] char_type(' ', space)
   Exit: (228) [system] char_type(' ', space)
^  Exit: (227) [user] is_delimiter(' ')
   Call: (227) [system] _1432146=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (226) [user] classify_and_convert_charseq([:], _1396636)
^  Call: (227) [user] classify_and_convert_charseq_([:], _1442364)
^  Call: (229) [system] setup_call_cleanup('$notrace'(_1443316, _1443318), once(user:catch(read_from_chars([:], _1442364), _1443298, fail)), '$restore_trace'(_1443316, _1443318))
^  Call: (230) [system] sig_atomic(system:'$notrace'(_1443316, _1443318))
^  Exit: (229) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1443298, fail)), system:'$restore_trace'(3, -1))
   Call: (228) [system] atomic(:)
   Exit: (228) [system] atomic(:)
^  Exit: (227) [user] classify_and_convert_charseq_([:], :)
   Call: (227) [system] integer(:)
   Fail: (227) [system] integer(:)
   Call: (227) [system] _1396636=(:)
   Exit: (227) [system] (:)=(:)
^  Exit: (226) [user] classify_and_convert_charseq([:], :)
^  Exit: (225) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (224) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (224) [user] read_list(')', (0x55fbb4538270), _1455444)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1457302)
   Exit: (226) [system] peek_char((0x55fbb4538270), ' ')
   Call: (226) [system] ' '=(;)
   Fail: (226) [system] ' '=(;)
   Call: (226) [system] ' '=(/)
   Fail: (226) [system] ' '=(/)
^  Call: (226) [user] is_like_space(' ')
   Call: (227) [system] char_type(' ', 'white')
   Exit: (227) [system] char_type(' ', 'white')
^  Exit: (226) [user] is_like_space(' ')
   Call: (226) [system] get_char((0x55fbb4538270), _1466896)
   Exit: (226) [system] get_char((0x55fbb4538270), ' ')
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1469600)
   Exit: (227) [system] peek_char((0x55fbb4538270), '(')
   Call: (227) [system] '('=(;)
   Fail: (227) [system] '('=(;)
   Call: (227) [system] '('=(/)
   Fail: (227) [system] '('=(/)
^  Call: (227) [user] is_like_space('(')
   Call: (228) [system] char_type('(', 'white')
   Fail: (228) [system] char_type('(', 'white')
   Call: (228) [system] char_type('(', end_of_line)
   Fail: (228) [system] char_type('(', end_of_line)
   Call: (228) [system] char_type('(', space)
   Fail: (228) [system] char_type('(', space)
   Call: (228) [system] char_type('(', cntrl)
   Fail: (228) [system] char_type('(', cntrl)
^  Fail: (227) [user] is_like_space('(')
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1486534)
   Exit: (225) [system] peek_char((0x55fbb4538270), '(')
   Call: (225) [system] '('=')'
   Fail: (225) [system] '('=')'
   Call: (225) [system] '('=end_of_file
   Fail: (225) [system] '('=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55fbb4538270), _1492104)
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1493962)
   Exit: (227) [system] peek_char((0x55fbb4538270), '(')
   Call: (227) [system] '('=(;)
   Fail: (227) [system] '('=(;)
   Call: (227) [system] '('=(/)
   Fail: (227) [system] '('=(/)
^  Call: (227) [user] is_like_space('(')
   Call: (228) [system] char_type('(', 'white')
   Fail: (228) [system] char_type('(', 'white')
   Call: (228) [system] char_type('(', end_of_line)
   Fail: (228) [system] char_type('(', end_of_line)
   Call: (228) [system] char_type('(', space)
   Fail: (228) [system] char_type('(', space)
   Call: (228) [system] char_type('(', cntrl)
   Fail: (228) [system] char_type('(', cntrl)
^  Fail: (227) [user] is_like_space('(')
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] get_char((0x55fbb4538270), _1509972)
   Exit: (226) [system] get_char((0x55fbb4538270), '(')
   Call: (226) [system] '('='('
   Exit: (226) [system] '('='('
^  Call: (226) [user] read_list(')', (0x55fbb4538270), _1492104)
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _1515542)
   Exit: (228) [system] peek_char((0x55fbb4538270), 'D')
   Call: (228) [system] 'D'=(;)
   Fail: (228) [system] 'D'=(;)
   Call: (228) [system] 'D'=(/)
   Fail: (228) [system] 'D'=(/)
^  Call: (228) [user] is_like_space('D')
   Call: (229) [system] char_type('D', 'white')
   Fail: (229) [system] char_type('D', 'white')
   Call: (229) [system] char_type('D', end_of_line)
   Fail: (229) [system] char_type('D', end_of_line)
   Call: (229) [system] char_type('D', space)
   Fail: (229) [system] char_type('D', space)
   Call: (229) [system] char_type('D', cntrl)
   Fail: (229) [system] char_type('D', cntrl)
^  Fail: (228) [user] is_like_space('D')
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1531552)
   Exit: (227) [system] peek_char((0x55fbb4538270), 'D')
   Call: (227) [system] 'D'=')'
   Fail: (227) [system] 'D'=')'
   Call: (227) [system] 'D'=end_of_file
   Fail: (227) [system] 'D'=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55fbb4538270), _1537122)
^  Call: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _1538980)
   Exit: (229) [system] peek_char((0x55fbb4538270), 'D')
   Call: (229) [system] 'D'=(;)
   Fail: (229) [system] 'D'=(;)
   Call: (229) [system] 'D'=(/)
   Fail: (229) [system] 'D'=(/)
^  Call: (229) [user] is_like_space('D')
   Call: (230) [system] char_type('D', 'white')
   Fail: (230) [system] char_type('D', 'white')
   Call: (230) [system] char_type('D', end_of_line)
   Fail: (230) [system] char_type('D', end_of_line)
   Call: (230) [system] char_type('D', space)
   Fail: (230) [system] char_type('D', space)
   Call: (230) [system] char_type('D', cntrl)
   Fail: (230) [system] char_type('D', cntrl)
^  Fail: (229) [user] is_like_space('D')
^  Exit: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] get_char((0x55fbb4538270), _1554990)
   Exit: (228) [system] get_char((0x55fbb4538270), 'D')
   Call: (228) [system] 'D'='('
   Fail: (228) [system] 'D'='('
   Call: (228) [system] 'D'='['
   Fail: (228) [system] 'D'='['
   Call: (228) [system] 'D'='{'
   Fail: (228) [system] 'D'='{'
   Call: (228) [system] 'D'='"'
   Fail: (228) [system] 'D'='"'
   Call: (228) [system] 'D'=!
   Fail: (228) [system] 'D'=!
   Call: (228) [system] 'D'='\''
   Fail: (228) [system] 'D'='\''
   Call: (228) [system] 'D'='`'
   Fail: (228) [system] 'D'='`'
   Call: (228) [system] 'D'=end_of_file
   Fail: (228) [system] 'D'=end_of_file
^  Call: (228) [user] read_symbolic(')', (0x55fbb4538270), 'D', _1537122)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _1572632)
   Call: (230) [system] peek_char((0x55fbb4538270), _1573566)
   Exit: (230) [system] peek_char((0x55fbb4538270), i)
^  Call: (230) [user] is_delimiter(i)
   Call: (231) [system] char_type(i, space)
   Fail: (231) [system] char_type(i, space)
   Call: (231) [system] arg(_1578286, v('(', ')', end_of_file), i)
   Fail: (231) [system] arg(_1579218, v('(', ')', end_of_file), i)
^  Fail: (230) [user] is_delimiter(i)
   Call: (230) [system] ')'==i
   Fail: (230) [system] ')'==i
   Call: (230) [system] get_char((0x55fbb4538270), i)
   Exit: (230) [system] get_char((0x55fbb4538270), i)
   Call: (230) [system] i=(\)
   Fail: (230) [system] i=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _1586568)
   Call: (231) [system] peek_char((0x55fbb4538270), _1587502)
   Exit: (231) [system] peek_char((0x55fbb4538270), s)
^  Call: (231) [user] is_delimiter(s)
   Call: (232) [system] char_type(s, space)
   Fail: (232) [system] char_type(s, space)
   Call: (232) [system] arg(_1592222, v('(', ')', end_of_file), s)
   Fail: (232) [system] arg(_1593154, v('(', ')', end_of_file), s)
^  Fail: (231) [user] is_delimiter(s)
   Call: (231) [system] ')'==s
   Fail: (231) [system] ')'==s
   Call: (231) [system] get_char((0x55fbb4538270), s)
   Exit: (231) [system] get_char((0x55fbb4538270), s)
   Call: (231) [system] s=(\)
   Fail: (231) [system] s=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _1600504)
   Call: (232) [system] peek_char((0x55fbb4538270), _1601438)
   Exit: (232) [system] peek_char((0x55fbb4538270), j)
^  Call: (232) [user] is_delimiter(j)
   Call: (233) [system] char_type(j, space)
   Fail: (233) [system] char_type(j, space)
   Call: (233) [system] arg(_1606158, v('(', ')', end_of_file), j)
   Fail: (233) [system] arg(_1607090, v('(', ')', end_of_file), j)
^  Fail: (232) [user] is_delimiter(j)
   Call: (232) [system] ')'==j
   Fail: (232) [system] ')'==j
   Call: (232) [system] get_char((0x55fbb4538270), j)
   Exit: (232) [system] get_char((0x55fbb4538270), j)
   Call: (232) [system] j=(\)
   Fail: (232) [system] j=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _1614440)
   Call: (233) [system] peek_char((0x55fbb4538270), _1615374)
   Exit: (233) [system] peek_char((0x55fbb4538270), u)
^  Call: (233) [user] is_delimiter(u)
   Call: (234) [system] char_type(u, space)
   Fail: (234) [system] char_type(u, space)
   Call: (234) [system] arg(_1620094, v('(', ')', end_of_file), u)
   Fail: (234) [system] arg(_1621026, v('(', ')', end_of_file), u)
^  Fail: (233) [user] is_delimiter(u)
   Call: (233) [system] ')'==u
   Fail: (233) [system] ')'==u
   Call: (233) [system] get_char((0x55fbb4538270), u)
   Exit: (233) [system] get_char((0x55fbb4538270), u)
   Call: (233) [system] u=(\)
   Fail: (233) [system] u=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _1628376)
   Call: (234) [system] peek_char((0x55fbb4538270), _1629310)
   Exit: (234) [system] peek_char((0x55fbb4538270), n)
^  Call: (234) [user] is_delimiter(n)
   Call: (235) [system] char_type(n, space)
   Fail: (235) [system] char_type(n, space)
   Call: (235) [system] arg(_1634030, v('(', ')', end_of_file), n)
   Fail: (235) [system] arg(_1634962, v('(', ')', end_of_file), n)
^  Fail: (234) [user] is_delimiter(n)
   Call: (234) [system] ')'==n
   Fail: (234) [system] ')'==n
   Call: (234) [system] get_char((0x55fbb4538270), n)
   Exit: (234) [system] get_char((0x55fbb4538270), n)
   Call: (234) [system] n=(\)
   Fail: (234) [system] n=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _1642312)
   Call: (235) [system] peek_char((0x55fbb4538270), _1643246)
   Exit: (235) [system] peek_char((0x55fbb4538270), c)
^  Call: (235) [user] is_delimiter(c)
   Call: (236) [system] char_type(c, space)
   Fail: (236) [system] char_type(c, space)
   Call: (236) [system] arg(_1647966, v('(', ')', end_of_file), c)
   Fail: (236) [system] arg(_1648898, v('(', ')', end_of_file), c)
^  Fail: (235) [user] is_delimiter(c)
   Call: (235) [system] ')'==c
   Fail: (235) [system] ')'==c
   Call: (235) [system] get_char((0x55fbb4538270), c)
   Exit: (235) [system] get_char((0x55fbb4538270), c)
   Call: (235) [system] c=(\)
   Fail: (235) [system] c=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), _1656248)
   Call: (236) [system] peek_char((0x55fbb4538270), _1657182)
   Exit: (236) [system] peek_char((0x55fbb4538270), t)
^  Call: (236) [user] is_delimiter(t)
   Call: (237) [system] char_type(t, space)
   Fail: (237) [system] char_type(t, space)
   Call: (237) [system] arg(_1661902, v('(', ')', end_of_file), t)
   Fail: (237) [system] arg(_1662834, v('(', ')', end_of_file), t)
^  Fail: (236) [user] is_delimiter(t)
   Call: (236) [system] ')'==t
   Fail: (236) [system] ')'==t
   Call: (236) [system] get_char((0x55fbb4538270), t)
   Exit: (236) [system] get_char((0x55fbb4538270), t)
   Call: (236) [system] t=(\)
   Fail: (236) [system] t=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), _1670184)
   Call: (237) [system] peek_char((0x55fbb4538270), _1671118)
   Exit: (237) [system] peek_char((0x55fbb4538270), i)
^  Call: (237) [user] is_delimiter(i)
   Call: (238) [system] char_type(i, space)
   Fail: (238) [system] char_type(i, space)
   Call: (238) [system] arg(_1675838, v('(', ')', end_of_file), i)
   Fail: (238) [system] arg(_1676770, v('(', ')', end_of_file), i)
^  Fail: (237) [user] is_delimiter(i)
   Call: (237) [system] ')'==i
   Fail: (237) [system] ')'==i
   Call: (237) [system] get_char((0x55fbb4538270), i)
   Exit: (237) [system] get_char((0x55fbb4538270), i)
   Call: (237) [system] i=(\)
   Fail: (237) [system] i=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), _1684120)
   Call: (238) [system] peek_char((0x55fbb4538270), _1685054)
   Exit: (238) [system] peek_char((0x55fbb4538270), o)
^  Call: (238) [user] is_delimiter(o)
   Call: (239) [system] char_type(o, space)
   Fail: (239) [system] char_type(o, space)
   Call: (239) [system] arg(_1689774, v('(', ')', end_of_file), o)
   Fail: (239) [system] arg(_1690706, v('(', ')', end_of_file), o)
^  Fail: (238) [user] is_delimiter(o)
   Call: (238) [system] ')'==o
   Fail: (238) [system] ')'==o
   Call: (238) [system] get_char((0x55fbb4538270), o)
   Exit: (238) [system] get_char((0x55fbb4538270), o)
   Call: (238) [system] o=(\)
   Fail: (238) [system] o=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), _1698056)
   Call: (239) [system] peek_char((0x55fbb4538270), _1698990)
   Exit: (239) [system] peek_char((0x55fbb4538270), n)
^  Call: (239) [user] is_delimiter(n)
   Call: (240) [system] char_type(n, space)
   Fail: (240) [system] char_type(n, space)
   Call: (240) [system] arg(_1703710, v('(', ')', end_of_file), n)
   Fail: (240) [system] arg(_1704642, v('(', ')', end_of_file), n)
^  Fail: (239) [user] is_delimiter(n)
   Call: (239) [system] ')'==n
   Fail: (239) [system] ')'==n
   Call: (239) [system] get_char((0x55fbb4538270), n)
   Exit: (239) [system] get_char((0x55fbb4538270), n)
   Call: (239) [system] n=(\)
   Fail: (239) [system] n=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55fbb4538270), _1711992)
   Call: (240) [system] peek_char((0x55fbb4538270), _1712926)
   Exit: (240) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (240) [user] is_delimiter('I')
   Call: (241) [system] char_type('I', space)
   Fail: (241) [system] char_type('I', space)
   Call: (241) [system] arg(_1717646, v('(', ')', end_of_file), 'I')
   Fail: (241) [system] arg(_1718578, v('(', ')', end_of_file), 'I')
^  Fail: (240) [user] is_delimiter('I')
   Call: (240) [system] ')'=='I'
   Fail: (240) [system] ')'=='I'
   Call: (240) [system] get_char((0x55fbb4538270), 'I')
   Exit: (240) [system] get_char((0x55fbb4538270), 'I')
   Call: (240) [system] 'I'=(\)
   Fail: (240) [system] 'I'=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55fbb4538270), _1725928)
   Call: (241) [system] peek_char((0x55fbb4538270), _1726862)
   Exit: (241) [system] peek_char((0x55fbb4538270), n)
^  Call: (241) [user] is_delimiter(n)
   Call: (242) [system] char_type(n, space)
   Fail: (242) [system] char_type(n, space)
   Call: (242) [system] arg(_1731582, v('(', ')', end_of_file), n)
   Fail: (242) [system] arg(_1732514, v('(', ')', end_of_file), n)
^  Fail: (241) [user] is_delimiter(n)
   Call: (241) [system] ')'==n
   Fail: (241) [system] ')'==n
   Call: (241) [system] get_char((0x55fbb4538270), n)
   Exit: (241) [system] get_char((0x55fbb4538270), n)
   Call: (241) [system] n=(\)
   Fail: (241) [system] n=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55fbb4538270), _1739864)
   Call: (242) [system] peek_char((0x55fbb4538270), _1740798)
   Exit: (242) [system] peek_char((0x55fbb4538270), t)
^  Call: (242) [user] is_delimiter(t)
   Call: (243) [system] char_type(t, space)
   Fail: (243) [system] char_type(t, space)
   Call: (243) [system] arg(_1745518, v('(', ')', end_of_file), t)
   Fail: (243) [system] arg(_1746450, v('(', ')', end_of_file), t)
^  Fail: (242) [user] is_delimiter(t)
   Call: (242) [system] ')'==t
   Fail: (242) [system] ')'==t
   Call: (242) [system] get_char((0x55fbb4538270), t)
   Exit: (242) [system] get_char((0x55fbb4538270), t)
   Call: (242) [system] t=(\)
   Fail: (242) [system] t=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55fbb4538270), _1753800)
   Call: (243) [system] peek_char((0x55fbb4538270), _1754734)
   Exit: (243) [system] peek_char((0x55fbb4538270), r)
^  Call: (243) [user] is_delimiter(r)
   Call: (244) [system] char_type(r, space)
   Fail: (244) [system] char_type(r, space)
   Call: (244) [system] arg(_1759454, v('(', ')', end_of_file), r)
   Fail: (244) [system] arg(_1760386, v('(', ')', end_of_file), r)
^  Fail: (243) [user] is_delimiter(r)
   Call: (243) [system] ')'==r
   Fail: (243) [system] ')'==r
   Call: (243) [system] get_char((0x55fbb4538270), r)
   Exit: (243) [system] get_char((0x55fbb4538270), r)
   Call: (243) [system] r=(\)
   Fail: (243) [system] r=(\)
^  Call: (243) [user] read_symbolic_cont(')', (0x55fbb4538270), _1767736)
   Call: (244) [system] peek_char((0x55fbb4538270), _1768670)
   Exit: (244) [system] peek_char((0x55fbb4538270), o)
^  Call: (244) [user] is_delimiter(o)
   Call: (245) [system] char_type(o, space)
   Fail: (245) [system] char_type(o, space)
   Call: (245) [system] arg(_1773390, v('(', ')', end_of_file), o)
   Fail: (245) [system] arg(_1774322, v('(', ')', end_of_file), o)
^  Fail: (244) [user] is_delimiter(o)
   Call: (244) [system] ')'==o
   Fail: (244) [system] ')'==o
   Call: (244) [system] get_char((0x55fbb4538270), o)
   Exit: (244) [system] get_char((0x55fbb4538270), o)
   Call: (244) [system] o=(\)
   Fail: (244) [system] o=(\)
^  Call: (244) [user] read_symbolic_cont(')', (0x55fbb4538270), _1781672)
   Call: (245) [system] peek_char((0x55fbb4538270), _1782606)
   Exit: (245) [system] peek_char((0x55fbb4538270), d)
^  Call: (245) [user] is_delimiter(d)
   Call: (246) [system] char_type(d, space)
   Fail: (246) [system] char_type(d, space)
   Call: (246) [system] arg(_1787326, v('(', ')', end_of_file), d)
   Fail: (246) [system] arg(_1788258, v('(', ')', end_of_file), d)
^  Fail: (245) [user] is_delimiter(d)
   Call: (245) [system] ')'==d
   Fail: (245) [system] ')'==d
   Call: (245) [system] get_char((0x55fbb4538270), d)
   Exit: (245) [system] get_char((0x55fbb4538270), d)
   Call: (245) [system] d=(\)
   Fail: (245) [system] d=(\)
^  Call: (245) [user] read_symbolic_cont(')', (0x55fbb4538270), _1795608)
   Call: (246) [system] peek_char((0x55fbb4538270), _1796542)
   Exit: (246) [system] peek_char((0x55fbb4538270), u)
^  Call: (246) [user] is_delimiter(u)
   Call: (247) [system] char_type(u, space)
   Fail: (247) [system] char_type(u, space)
   Call: (247) [system] arg(_1801262, v('(', ')', end_of_file), u)
   Fail: (247) [system] arg(_1802194, v('(', ')', end_of_file), u)
^  Fail: (246) [user] is_delimiter(u)
   Call: (246) [system] ')'==u
   Fail: (246) [system] ')'==u
   Call: (246) [system] get_char((0x55fbb4538270), u)
   Exit: (246) [system] get_char((0x55fbb4538270), u)
   Call: (246) [system] u=(\)
   Fail: (246) [system] u=(\)
^  Call: (246) [user] read_symbolic_cont(')', (0x55fbb4538270), _1809544)
   Call: (247) [system] peek_char((0x55fbb4538270), _1810478)
   Exit: (247) [system] peek_char((0x55fbb4538270), c)
^  Call: (247) [user] is_delimiter(c)
   Call: (248) [system] char_type(c, space)
   Fail: (248) [system] char_type(c, space)
   Call: (248) [system] arg(_1815198, v('(', ')', end_of_file), c)
   Fail: (248) [system] arg(_1816130, v('(', ')', end_of_file), c)
^  Fail: (247) [user] is_delimiter(c)
   Call: (247) [system] ')'==c
   Fail: (247) [system] ')'==c
   Call: (247) [system] get_char((0x55fbb4538270), c)
   Exit: (247) [system] get_char((0x55fbb4538270), c)
   Call: (247) [system] c=(\)
   Fail: (247) [system] c=(\)
^  Call: (247) [user] read_symbolic_cont(')', (0x55fbb4538270), _1823480)
   Call: (248) [system] peek_char((0x55fbb4538270), _1824414)
   Exit: (248) [system] peek_char((0x55fbb4538270), t)
^  Call: (248) [user] is_delimiter(t)
   Call: (249) [system] char_type(t, space)
   Fail: (249) [system] char_type(t, space)
   Call: (249) [system] arg(_1829134, v('(', ')', end_of_file), t)
   Fail: (249) [system] arg(_1830066, v('(', ')', end_of_file), t)
^  Fail: (248) [user] is_delimiter(t)
   Call: (248) [system] ')'==t
   Fail: (248) [system] ')'==t
   Call: (248) [system] get_char((0x55fbb4538270), t)
   Exit: (248) [system] get_char((0x55fbb4538270), t)
   Call: (248) [system] t=(\)
   Fail: (248) [system] t=(\)
^  Call: (248) [user] read_symbolic_cont(')', (0x55fbb4538270), _1837416)
   Call: (249) [system] peek_char((0x55fbb4538270), _1838350)
   Exit: (249) [system] peek_char((0x55fbb4538270), i)
^  Call: (249) [user] is_delimiter(i)
   Call: (250) [system] char_type(i, space)
   Fail: (250) [system] char_type(i, space)
   Call: (250) [system] arg(_1843070, v('(', ')', end_of_file), i)
   Fail: (250) [system] arg(_1844002, v('(', ')', end_of_file), i)
^  Fail: (249) [user] is_delimiter(i)
   Call: (249) [system] ')'==i
   Fail: (249) [system] ')'==i
   Call: (249) [system] get_char((0x55fbb4538270), i)
   Exit: (249) [system] get_char((0x55fbb4538270), i)
   Call: (249) [system] i=(\)
   Fail: (249) [system] i=(\)
^  Call: (249) [user] read_symbolic_cont(')', (0x55fbb4538270), _1851352)
   Call: (250) [system] peek_char((0x55fbb4538270), _1852286)
   Exit: (250) [system] peek_char((0x55fbb4538270), o)
^  Call: (250) [user] is_delimiter(o)
   Call: (251) [system] char_type(o, space)
   Fail: (251) [system] char_type(o, space)
   Call: (251) [system] arg(_1857006, v('(', ')', end_of_file), o)
   Fail: (251) [system] arg(_1857938, v('(', ')', end_of_file), o)
^  Fail: (250) [user] is_delimiter(o)
   Call: (250) [system] ')'==o
   Fail: (250) [system] ')'==o
   Call: (250) [system] get_char((0x55fbb4538270), o)
   Exit: (250) [system] get_char((0x55fbb4538270), o)
   Call: (250) [system] o=(\)
   Fail: (250) [system] o=(\)
^  Call: (250) [user] read_symbolic_cont(')', (0x55fbb4538270), _1865288)
   Call: (251) [system] peek_char((0x55fbb4538270), _1866222)
   Exit: (251) [system] peek_char((0x55fbb4538270), n)
^  Call: (251) [user] is_delimiter(n)
   Call: (252) [system] char_type(n, space)
   Fail: (252) [system] char_type(n, space)
   Call: (252) [system] arg(_1870942, v('(', ')', end_of_file), n)
   Fail: (252) [system] arg(_1871874, v('(', ')', end_of_file), n)
^  Fail: (251) [user] is_delimiter(n)
   Call: (251) [system] ')'==n
   Fail: (251) [system] ')'==n
   Call: (251) [system] get_char((0x55fbb4538270), n)
   Exit: (251) [system] get_char((0x55fbb4538270), n)
   Call: (251) [system] n=(\)
   Fail: (251) [system] n=(\)
^  Call: (251) [user] read_symbolic_cont(')', (0x55fbb4538270), _1879224)
   Call: (252) [system] peek_char((0x55fbb4538270), _1880158)
   Exit: (252) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (252) [user] is_delimiter(' ')
   Call: (253) [system] char_type(' ', space)
   Exit: (253) [system] char_type(' ', space)
^  Exit: (252) [user] is_delimiter(' ')
   Call: (252) [system] _1879224=[]
   Exit: (252) [system] []=[]
^  Exit: (251) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (251) [system] _1865288=[n]
   Exit: (251) [system] [n]=[n]
^  Exit: (250) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (250) [system] _1851352=[o, n]
   Exit: (250) [system] [o, n]=[o, n]
^  Exit: (249) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (249) [system] _1837416=[i, o, n]
   Exit: (249) [system] [i, o, n]=[i, o, n]
^  Exit: (248) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (248) [system] _1823480=[t, i, o, n]
   Exit: (248) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (247) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (247) [system] _1809544=[c, t, i, o, n]
   Exit: (247) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (246) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (246) [system] _1795608=[u, c, t, i, o, n]
   Exit: (246) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (245) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (245) [system] _1781672=[d, u, c, t, i, o, n]
   Exit: (245) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (244) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (244) [system] _1767736=[o, d, u, c, t, i, o, n]
   Exit: (244) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (243) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (243) [system] _1753800=[r, o, d, u, c, t, i, o, n]
   Exit: (243) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (242) [system] _1739864=[t, r, o, d, u, c, t, i, o, n]
   Exit: (242) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (241) [system] _1725928=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (241) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (240) [system] _1711992=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (240) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (239) [system] _1698056=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (239) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (238) [system] _1684120=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (238) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (237) [system] _1670184=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (237) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (236) [system] _1656248=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (236) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (235) [system] _1642312=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (235) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (234) [system] _1628376=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (234) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (233) [system] _1614440=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (233) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (232) [system] _1600504=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (231) [system] _1586568=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _1572632=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (229) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1537122)
^  Call: (230) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1950910)
^  Call: (232) [system] setup_call_cleanup('$notrace'(_1951862, _1951864), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1950910), _1951844, fail)), '$restore_trace'(_1951862, _1951864))
^  Call: (233) [system] sig_atomic(system:'$notrace'(_1951862, _1951864))
^  Exit: (232) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1950910), _1951844, fail)), system:'$restore_trace'(3, -1))
   Call: (231) [system] atomic(_1950910)
   Fail: (231) [system] atomic(_1950910)
   Call: (231) [system] atom_chars(_1950910, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (231) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (230) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
   Call: (230) [system] integer('DisjunctionIntroduction')
   Fail: (230) [system] integer('DisjunctionIntroduction')
   Call: (230) [system] _1537122='DisjunctionIntroduction'
   Exit: (230) [system] 'DisjunctionIntroduction'='DisjunctionIntroduction'
^  Exit: (229) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (228) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'DisjunctionIntroduction')
^  Exit: (227) [user] cont_sexpr(')', (0x55fbb4538270), 'DisjunctionIntroduction')
^  Call: (227) [user] read_list(')', (0x55fbb4538270), _1965860)
^  Call: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _1967718)
   Exit: (229) [system] peek_char((0x55fbb4538270), ' ')
   Call: (229) [system] ' '=(;)
   Fail: (229) [system] ' '=(;)
   Call: (229) [system] ' '=(/)
   Fail: (229) [system] ' '=(/)
^  Call: (229) [user] is_like_space(' ')
   Call: (230) [system] char_type(' ', 'white')
   Exit: (230) [system] char_type(' ', 'white')
^  Exit: (229) [user] is_like_space(' ')
   Call: (229) [system] get_char((0x55fbb4538270), _1977312)
   Exit: (229) [system] get_char((0x55fbb4538270), ' ')
^  Call: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _1980016)
   Exit: (230) [system] peek_char((0x55fbb4538270), a)
   Call: (230) [system] a=(;)
   Fail: (230) [system] a=(;)
   Call: (230) [system] a=(/)
   Fail: (230) [system] a=(/)
^  Call: (230) [user] is_like_space(a)
   Call: (231) [system] char_type(a, 'white')
   Fail: (231) [system] char_type(a, 'white')
   Call: (231) [system] char_type(a, end_of_line)
   Fail: (231) [system] char_type(a, end_of_line)
   Call: (231) [system] char_type(a, space)
   Fail: (231) [system] char_type(a, space)
   Call: (231) [system] char_type(a, cntrl)
   Fail: (231) [system] char_type(a, cntrl)
^  Fail: (230) [user] is_like_space(a)
^  Exit: (229) [user] skip_spaces((0x55fbb4538270))
^  Exit: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _1996950)
   Exit: (228) [system] peek_char((0x55fbb4538270), a)
   Call: (228) [system] a=')'
   Fail: (228) [system] a=')'
   Call: (228) [system] a=end_of_file
   Fail: (228) [system] a=end_of_file
^  Call: (228) [user] cont_sexpr(')', (0x55fbb4538270), _2002520)
^  Call: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _2004378)
   Exit: (230) [system] peek_char((0x55fbb4538270), a)
   Call: (230) [system] a=(;)
   Fail: (230) [system] a=(;)
   Call: (230) [system] a=(/)
   Fail: (230) [system] a=(/)
^  Call: (230) [user] is_like_space(a)
   Call: (231) [system] char_type(a, 'white')
   Fail: (231) [system] char_type(a, 'white')
   Call: (231) [system] char_type(a, end_of_line)
   Fail: (231) [system] char_type(a, end_of_line)
   Call: (231) [system] char_type(a, space)
   Fail: (231) [system] char_type(a, space)
   Call: (231) [system] char_type(a, cntrl)
   Fail: (231) [system] char_type(a, cntrl)
^  Fail: (230) [user] is_like_space(a)
^  Exit: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] get_char((0x55fbb4538270), _2020388)
   Exit: (229) [system] get_char((0x55fbb4538270), a)
   Call: (229) [system] a='('
   Fail: (229) [system] a='('
   Call: (229) [system] a='['
   Fail: (229) [system] a='['
   Call: (229) [system] a='{'
   Fail: (229) [system] a='{'
   Call: (229) [system] a='"'
   Fail: (229) [system] a='"'
   Call: (229) [system] a=!
   Fail: (229) [system] a=!
   Call: (229) [system] a='\''
   Fail: (229) [system] a='\''
   Call: (229) [system] a='`'
   Fail: (229) [system] a='`'
   Call: (229) [system] a=end_of_file
   Fail: (229) [system] a=end_of_file
^  Call: (229) [user] read_symbolic(')', (0x55fbb4538270), a, _2002520)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _2038030)
   Call: (231) [system] peek_char((0x55fbb4538270), _2038964)
   Exit: (231) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (231) [user] is_delimiter(' ')
   Call: (232) [system] char_type(' ', space)
   Exit: (232) [system] char_type(' ', space)
^  Exit: (231) [user] is_delimiter(' ')
   Call: (231) [system] _2038030=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (230) [user] classify_and_convert_charseq([a], _2002520)
^  Call: (231) [user] classify_and_convert_charseq_([a], _2048248)
^  Call: (233) [system] setup_call_cleanup('$notrace'(_2049200, _2049202), once(user:catch(read_from_chars([a], _2048248), _2049182, fail)), '$restore_trace'(_2049200, _2049202))
^  Call: (234) [system] sig_atomic(system:'$notrace'(_2049200, _2049202))
^  Exit: (233) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _2049182, fail)), system:'$restore_trace'(3, -1))
   Call: (232) [system] atomic(a)
   Exit: (232) [system] atomic(a)
^  Exit: (231) [user] classify_and_convert_charseq_([a], a)
   Call: (231) [system] integer(a)
   Fail: (231) [system] integer(a)
   Call: (231) [system] _2002520=a
   Exit: (231) [system] a=a
^  Exit: (230) [user] classify_and_convert_charseq([a], a)
^  Exit: (229) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (228) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (228) [user] read_list(')', (0x55fbb4538270), _2061328)
^  Call: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _2063186)
   Exit: (230) [system] peek_char((0x55fbb4538270), ' ')
   Call: (230) [system] ' '=(;)
   Fail: (230) [system] ' '=(;)
   Call: (230) [system] ' '=(/)
   Fail: (230) [system] ' '=(/)
^  Call: (230) [user] is_like_space(' ')
   Call: (231) [system] char_type(' ', 'white')
   Exit: (231) [system] char_type(' ', 'white')
^  Exit: (230) [user] is_like_space(' ')
   Call: (230) [system] get_char((0x55fbb4538270), _2072780)
   Exit: (230) [system] get_char((0x55fbb4538270), ' ')
^  Call: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] peek_char((0x55fbb4538270), _2075484)
   Exit: (231) [system] peek_char((0x55fbb4538270), c)
   Call: (231) [system] c=(;)
   Fail: (231) [system] c=(;)
   Call: (231) [system] c=(/)
   Fail: (231) [system] c=(/)
^  Call: (231) [user] is_like_space(c)
   Call: (232) [system] char_type(c, 'white')
   Fail: (232) [system] char_type(c, 'white')
   Call: (232) [system] char_type(c, end_of_line)
   Fail: (232) [system] char_type(c, end_of_line)
   Call: (232) [system] char_type(c, space)
   Fail: (232) [system] char_type(c, space)
   Call: (232) [system] char_type(c, cntrl)
   Fail: (232) [system] char_type(c, cntrl)
^  Fail: (231) [user] is_like_space(c)
^  Exit: (230) [user] skip_spaces((0x55fbb4538270))
^  Exit: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _2092418)
   Exit: (229) [system] peek_char((0x55fbb4538270), c)
   Call: (229) [system] c=')'
   Fail: (229) [system] c=')'
   Call: (229) [system] c=end_of_file
   Fail: (229) [system] c=end_of_file
^  Call: (229) [user] cont_sexpr(')', (0x55fbb4538270), _7786)
^  Call: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] peek_char((0x55fbb4538270), _9644)
   Exit: (231) [system] peek_char((0x55fbb4538270), c)
   Call: (231) [system] c=(;)
   Fail: (231) [system] c=(;)
   Call: (231) [system] c=(/)
   Fail: (231) [system] c=(/)
^  Call: (231) [user] is_like_space(c)
   Call: (232) [system] char_type(c, 'white')
   Fail: (232) [system] char_type(c, 'white')
   Call: (232) [system] char_type(c, end_of_line)
   Fail: (232) [system] char_type(c, end_of_line)
   Call: (232) [system] char_type(c, space)
   Fail: (232) [system] char_type(c, space)
   Call: (232) [system] char_type(c, cntrl)
   Fail: (232) [system] char_type(c, cntrl)
^  Fail: (231) [user] is_like_space(c)
^  Exit: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] get_char((0x55fbb4538270), _25654)
   Exit: (230) [system] get_char((0x55fbb4538270), c)
   Call: (230) [system] c='('
   Fail: (230) [system] c='('
   Call: (230) [system] c='['
   Fail: (230) [system] c='['
   Call: (230) [system] c='{'
   Fail: (230) [system] c='{'
   Call: (230) [system] c='"'
   Fail: (230) [system] c='"'
   Call: (230) [system] c=!
   Fail: (230) [system] c=!
   Call: (230) [system] c='\''
   Fail: (230) [system] c='\''
   Call: (230) [system] c='`'
   Fail: (230) [system] c='`'
   Call: (230) [system] c=end_of_file
   Fail: (230) [system] c=end_of_file
^  Call: (230) [user] read_symbolic(')', (0x55fbb4538270), c, _7786)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _43296)
   Call: (232) [system] peek_char((0x55fbb4538270), _44230)
   Exit: (232) [system] peek_char((0x55fbb4538270), d)
^  Call: (232) [user] is_delimiter(d)
   Call: (233) [system] char_type(d, space)
   Fail: (233) [system] char_type(d, space)
   Call: (233) [system] arg(_48950, v('(', ')', end_of_file), d)
   Fail: (233) [system] arg(_49882, v('(', ')', end_of_file), d)
^  Fail: (232) [user] is_delimiter(d)
   Call: (232) [system] ')'==d
   Fail: (232) [system] ')'==d
   Call: (232) [system] get_char((0x55fbb4538270), d)
   Exit: (232) [system] get_char((0x55fbb4538270), d)
   Call: (232) [system] d=(\)
   Fail: (232) [system] d=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _57232)
   Call: (233) [system] peek_char((0x55fbb4538270), _58166)
   Exit: (233) [system] peek_char((0x55fbb4538270), e)
^  Call: (233) [user] is_delimiter(e)
   Call: (234) [system] char_type(e, space)
   Fail: (234) [system] char_type(e, space)
   Call: (234) [system] arg(_62886, v('(', ')', end_of_file), e)
   Fail: (234) [system] arg(_63818, v('(', ')', end_of_file), e)
^  Fail: (233) [user] is_delimiter(e)
   Call: (233) [system] ')'==e
   Fail: (233) [system] ')'==e
   Call: (233) [system] get_char((0x55fbb4538270), e)
   Exit: (233) [system] get_char((0x55fbb4538270), e)
   Call: (233) [system] e=(\)
   Fail: (233) [system] e=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _71168)
   Call: (234) [system] peek_char((0x55fbb4538270), _72102)
   Exit: (234) [system] peek_char((0x55fbb4538270), ')')
^  Call: (234) [user] is_delimiter(')')
   Call: (235) [system] char_type(')', space)
   Fail: (235) [system] char_type(')', space)
   Call: (235) [system] arg(_76822, v('(', ')', end_of_file), ')')
   Exit: (235) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (234) [user] is_delimiter(')')
   Call: (234) [system] _71168=[]
   Exit: (234) [system] []=[]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (233) [system] _57232=[e]
   Exit: (233) [system] [e]=[e]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (232) [system] _43296=[d, e]
   Exit: (232) [system] [d, e]=[d, e]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, e])
^  Call: (231) [user] classify_and_convert_charseq([c, d, e], _7786)
^  Call: (232) [user] classify_and_convert_charseq_([c, d, e], _88846)
^  Call: (234) [system] setup_call_cleanup('$notrace'(_89798, _89800), once(user:catch(read_from_chars([c, d, e], _88846), _89780, fail)), '$restore_trace'(_89798, _89800))
^  Call: (235) [system] sig_atomic(system:'$notrace'(_89798, _89800))
^  Exit: (234) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _89780, fail)), system:'$restore_trace'(3, -1))
   Call: (233) [system] atomic(cde)
   Exit: (233) [system] atomic(cde)
^  Exit: (232) [user] classify_and_convert_charseq_([c, d, e], cde)
   Call: (232) [system] integer(cde)
   Fail: (232) [system] integer(cde)
   Call: (232) [system] _7786=cde
   Exit: (232) [system] cde=cde
^  Exit: (231) [user] classify_and_convert_charseq([c, d, e], cde)
^  Exit: (230) [user] read_symbolic(')', (0x55fbb4538270), c, cde)
^  Exit: (229) [user] cont_sexpr(')', (0x55fbb4538270), cde)
^  Call: (229) [user] read_list(')', (0x55fbb4538270), _101926)
^  Call: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] peek_char((0x55fbb4538270), _103784)
   Exit: (231) [system] peek_char((0x55fbb4538270), ')')
   Call: (231) [system] ')'=(;)
   Fail: (231) [system] ')'=(;)
   Call: (231) [system] ')'=(/)
   Fail: (231) [system] ')'=(/)
^  Call: (231) [user] is_like_space(')')
   Call: (232) [system] char_type(')', 'white')
   Fail: (232) [system] char_type(')', 'white')
   Call: (232) [system] char_type(')', end_of_line)
   Fail: (232) [system] char_type(')', end_of_line)
   Call: (232) [system] char_type(')', space)
   Fail: (232) [system] char_type(')', space)
   Call: (232) [system] char_type(')', cntrl)
   Fail: (232) [system] char_type(')', cntrl)
^  Fail: (231) [user] is_like_space(')')
^  Exit: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _119794)
   Exit: (230) [system] peek_char((0x55fbb4538270), ')')
   Call: (230) [system] ')'=')'
   Exit: (230) [system] ')'=')'
   Call: (230) [system] get_char((0x55fbb4538270), _123584)
   Exit: (230) [system] get_char((0x55fbb4538270), ')')
   Call: (230) [system] _101926=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_list(')', (0x55fbb4538270), [])
   Call: (229) [system] _6502=[cde]
   Exit: (229) [system] [cde]=[cde]
^  Exit: (228) [user] read_list(')', (0x55fbb4538270), [cde])
   Call: (228) [system] _6496=[a, cde]
   Exit: (228) [system] [a, cde]=[a, cde]
^  Exit: (227) [user] read_list(')', (0x55fbb4538270), [a, cde])
   Call: (227) [system] _6488=['DisjunctionIntroduction', a, cde]
   Exit: (227) [system] ['DisjunctionIntroduction', a, cde]=['DisjunctionIntroduction', a, cde]
^  Exit: (226) [user] read_list(')', (0x55fbb4538270), ['DisjunctionIntroduction', a, cde])
^  Exit: (225) [user] cont_sexpr(')', (0x55fbb4538270), ['DisjunctionIntroduction', a, cde])
^  Call: (225) [user] read_list(')', (0x55fbb4538270), _137466)
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _139324)
   Exit: (227) [system] peek_char((0x55fbb4538270), ' ')
   Call: (227) [system] ' '=(;)
   Fail: (227) [system] ' '=(;)
   Call: (227) [system] ' '=(/)
   Fail: (227) [system] ' '=(/)
^  Call: (227) [user] is_like_space(' ')
   Call: (228) [system] char_type(' ', 'white')
   Exit: (228) [system] char_type(' ', 'white')
^  Exit: (227) [user] is_like_space(' ')
   Call: (227) [system] get_char((0x55fbb4538270), _148918)
   Exit: (227) [system] get_char((0x55fbb4538270), ' ')
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _151622)
   Exit: (228) [system] peek_char((0x55fbb4538270), '(')
   Call: (228) [system] '('=(;)
   Fail: (228) [system] '('=(;)
   Call: (228) [system] '('=(/)
   Fail: (228) [system] '('=(/)
^  Call: (228) [user] is_like_space('(')
   Call: (229) [system] char_type('(', 'white')
   Fail: (229) [system] char_type('(', 'white')
   Call: (229) [system] char_type('(', end_of_line)
   Fail: (229) [system] char_type('(', end_of_line)
   Call: (229) [system] char_type('(', space)
   Fail: (229) [system] char_type('(', space)
   Call: (229) [system] char_type('(', cntrl)
   Fail: (229) [system] char_type('(', cntrl)
^  Fail: (228) [user] is_like_space('(')
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _168556)
   Exit: (226) [system] peek_char((0x55fbb4538270), '(')
   Call: (226) [system] '('=')'
   Fail: (226) [system] '('=')'
   Call: (226) [system] '('=end_of_file
   Fail: (226) [system] '('=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55fbb4538270), _174126)
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _175984)
   Exit: (228) [system] peek_char((0x55fbb4538270), '(')
   Call: (228) [system] '('=(;)
   Fail: (228) [system] '('=(;)
   Call: (228) [system] '('=(/)
   Fail: (228) [system] '('=(/)
^  Call: (228) [user] is_like_space('(')
   Call: (229) [system] char_type('(', 'white')
   Fail: (229) [system] char_type('(', 'white')
   Call: (229) [system] char_type('(', end_of_line)
   Fail: (229) [system] char_type('(', end_of_line)
   Call: (229) [system] char_type('(', space)
   Fail: (229) [system] char_type('(', space)
   Call: (229) [system] char_type('(', cntrl)
   Fail: (229) [system] char_type('(', cntrl)
^  Fail: (228) [user] is_like_space('(')
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] get_char((0x55fbb4538270), _191994)
   Exit: (227) [system] get_char((0x55fbb4538270), '(')
   Call: (227) [system] '('='('
   Exit: (227) [system] '('='('
^  Call: (227) [user] read_list(')', (0x55fbb4538270), _174126)
^  Call: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _197564)
   Exit: (229) [system] peek_char((0x55fbb4538270), 'O')
   Call: (229) [system] 'O'=(;)
   Fail: (229) [system] 'O'=(;)
   Call: (229) [system] 'O'=(/)
   Fail: (229) [system] 'O'=(/)
^  Call: (229) [user] is_like_space('O')
   Call: (230) [system] char_type('O', 'white')
   Fail: (230) [system] char_type('O', 'white')
   Call: (230) [system] char_type('O', end_of_line)
   Fail: (230) [system] char_type('O', end_of_line)
   Call: (230) [system] char_type('O', space)
   Fail: (230) [system] char_type('O', space)
   Call: (230) [system] char_type('O', cntrl)
   Fail: (230) [system] char_type('O', cntrl)
^  Fail: (229) [user] is_like_space('O')
^  Exit: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _213574)
   Exit: (228) [system] peek_char((0x55fbb4538270), 'O')
   Call: (228) [system] 'O'=')'
   Fail: (228) [system] 'O'=')'
   Call: (228) [system] 'O'=end_of_file
   Fail: (228) [system] 'O'=end_of_file
^  Call: (228) [user] cont_sexpr(')', (0x55fbb4538270), _219144)
^  Call: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _221002)
   Exit: (230) [system] peek_char((0x55fbb4538270), 'O')
   Call: (230) [system] 'O'=(;)
   Fail: (230) [system] 'O'=(;)
   Call: (230) [system] 'O'=(/)
   Fail: (230) [system] 'O'=(/)
^  Call: (230) [user] is_like_space('O')
   Call: (231) [system] char_type('O', 'white')
   Fail: (231) [system] char_type('O', 'white')
   Call: (231) [system] char_type('O', end_of_line)
   Fail: (231) [system] char_type('O', end_of_line)
   Call: (231) [system] char_type('O', space)
   Fail: (231) [system] char_type('O', space)
   Call: (231) [system] char_type('O', cntrl)
   Fail: (231) [system] char_type('O', cntrl)
^  Fail: (230) [user] is_like_space('O')
^  Exit: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] get_char((0x55fbb4538270), _237012)
   Exit: (229) [system] get_char((0x55fbb4538270), 'O')
   Call: (229) [system] 'O'='('
   Fail: (229) [system] 'O'='('
   Call: (229) [system] 'O'='['
   Fail: (229) [system] 'O'='['
   Call: (229) [system] 'O'='{'
   Fail: (229) [system] 'O'='{'
   Call: (229) [system] 'O'='"'
   Fail: (229) [system] 'O'='"'
   Call: (229) [system] 'O'=!
   Fail: (229) [system] 'O'=!
   Call: (229) [system] 'O'='\''
   Fail: (229) [system] 'O'='\''
   Call: (229) [system] 'O'='`'
   Fail: (229) [system] 'O'='`'
   Call: (229) [system] 'O'=end_of_file
   Fail: (229) [system] 'O'=end_of_file
^  Call: (229) [user] read_symbolic(')', (0x55fbb4538270), 'O', _219144)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _254654)
   Call: (231) [system] peek_char((0x55fbb4538270), _255588)
   Exit: (231) [system] peek_char((0x55fbb4538270), r)
^  Call: (231) [user] is_delimiter(r)
   Call: (232) [system] char_type(r, space)
   Fail: (232) [system] char_type(r, space)
   Call: (232) [system] arg(_260308, v('(', ')', end_of_file), r)
   Fail: (232) [system] arg(_261240, v('(', ')', end_of_file), r)
^  Fail: (231) [user] is_delimiter(r)
   Call: (231) [system] ')'==r
   Fail: (231) [system] ')'==r
   Call: (231) [system] get_char((0x55fbb4538270), r)
   Exit: (231) [system] get_char((0x55fbb4538270), r)
   Call: (231) [system] r=(\)
   Fail: (231) [system] r=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _268590)
   Call: (232) [system] peek_char((0x55fbb4538270), _269524)
   Exit: (232) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (232) [user] is_delimiter('L')
   Call: (233) [system] char_type('L', space)
   Fail: (233) [system] char_type('L', space)
   Call: (233) [system] arg(_274244, v('(', ')', end_of_file), 'L')
   Fail: (233) [system] arg(_275176, v('(', ')', end_of_file), 'L')
^  Fail: (232) [user] is_delimiter('L')
   Call: (232) [system] ')'=='L'
   Fail: (232) [system] ')'=='L'
   Call: (232) [system] get_char((0x55fbb4538270), 'L')
   Exit: (232) [system] get_char((0x55fbb4538270), 'L')
   Call: (232) [system] 'L'=(\)
   Fail: (232) [system] 'L'=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _282526)
   Call: (233) [system] peek_char((0x55fbb4538270), _283460)
   Exit: (233) [system] peek_char((0x55fbb4538270), i)
^  Call: (233) [user] is_delimiter(i)
   Call: (234) [system] char_type(i, space)
   Fail: (234) [system] char_type(i, space)
   Call: (234) [system] arg(_288180, v('(', ')', end_of_file), i)
   Fail: (234) [system] arg(_289112, v('(', ')', end_of_file), i)
^  Fail: (233) [user] is_delimiter(i)
   Call: (233) [system] ')'==i
   Fail: (233) [system] ')'==i
   Call: (233) [system] get_char((0x55fbb4538270), i)
   Exit: (233) [system] get_char((0x55fbb4538270), i)
   Call: (233) [system] i=(\)
   Fail: (233) [system] i=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _296462)
   Call: (234) [system] peek_char((0x55fbb4538270), _297396)
   Exit: (234) [system] peek_char((0x55fbb4538270), n)
^  Call: (234) [user] is_delimiter(n)
   Call: (235) [system] char_type(n, space)
   Fail: (235) [system] char_type(n, space)
   Call: (235) [system] arg(_302116, v('(', ')', end_of_file), n)
   Fail: (235) [system] arg(_303048, v('(', ')', end_of_file), n)
^  Fail: (234) [user] is_delimiter(n)
   Call: (234) [system] ')'==n
   Fail: (234) [system] ')'==n
   Call: (234) [system] get_char((0x55fbb4538270), n)
   Exit: (234) [system] get_char((0x55fbb4538270), n)
   Call: (234) [system] n=(\)
   Fail: (234) [system] n=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _310398)
   Call: (235) [system] peek_char((0x55fbb4538270), _311332)
   Exit: (235) [system] peek_char((0x55fbb4538270), k)
^  Call: (235) [user] is_delimiter(k)
   Call: (236) [system] char_type(k, space)
   Fail: (236) [system] char_type(k, space)
   Call: (236) [system] arg(_316052, v('(', ')', end_of_file), k)
   Fail: (236) [system] arg(_316984, v('(', ')', end_of_file), k)
^  Fail: (235) [user] is_delimiter(k)
   Call: (235) [system] ')'==k
   Fail: (235) [system] ')'==k
   Call: (235) [system] get_char((0x55fbb4538270), k)
   Exit: (235) [system] get_char((0x55fbb4538270), k)
   Call: (235) [system] k=(\)
   Fail: (235) [system] k=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), _324334)
   Call: (236) [system] peek_char((0x55fbb4538270), _325268)
   Exit: (236) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (236) [user] is_delimiter(' ')
   Call: (237) [system] char_type(' ', space)
   Exit: (237) [system] char_type(' ', space)
^  Exit: (236) [user] is_delimiter(' ')
   Call: (236) [system] _324334=[]
   Exit: (236) [system] []=[]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (235) [system] _310398=[k]
   Exit: (235) [system] [k]=[k]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (234) [system] _296462=[n, k]
   Exit: (234) [system] [n, k]=[n, k]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (233) [system] _282526=[i, n, k]
   Exit: (233) [system] [i, n, k]=[i, n, k]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (232) [system] _268590=['L', i, n, k]
   Exit: (232) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (231) [system] _254654=[r, 'L', i, n, k]
   Exit: (231) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (230) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _219144)
^  Call: (231) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _348522)
^  Call: (233) [system] setup_call_cleanup('$notrace'(_349474, _349476), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _348522), _349456, fail)), '$restore_trace'(_349474, _349476))
^  Call: (234) [system] sig_atomic(system:'$notrace'(_349474, _349476))
^  Exit: (233) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _348522), _349456, fail)), system:'$restore_trace'(3, -1))
   Call: (232) [system] atomic(_348522)
   Fail: (232) [system] atomic(_348522)
   Call: (232) [system] atom_chars(_348522, ['O', r, 'L', i, n, k])
   Exit: (232) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (231) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (231) [system] integer('OrLink')
   Fail: (231) [system] integer('OrLink')
   Call: (231) [system] _219144='OrLink'
   Exit: (231) [system] 'OrLink'='OrLink'
^  Exit: (230) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (229) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (228) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (228) [user] read_list(')', (0x55fbb4538270), _363472)
^  Call: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _365330)
   Exit: (230) [system] peek_char((0x55fbb4538270), ' ')
   Call: (230) [system] ' '=(;)
   Fail: (230) [system] ' '=(;)
   Call: (230) [system] ' '=(/)
   Fail: (230) [system] ' '=(/)
^  Call: (230) [user] is_like_space(' ')
   Call: (231) [system] char_type(' ', 'white')
   Exit: (231) [system] char_type(' ', 'white')
^  Exit: (230) [user] is_like_space(' ')
   Call: (230) [system] get_char((0x55fbb4538270), _374924)
   Exit: (230) [system] get_char((0x55fbb4538270), ' ')
^  Call: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] peek_char((0x55fbb4538270), _377628)
   Exit: (231) [system] peek_char((0x55fbb4538270), 'B')
   Call: (231) [system] 'B'=(;)
   Fail: (231) [system] 'B'=(;)
   Call: (231) [system] 'B'=(/)
   Fail: (231) [system] 'B'=(/)
^  Call: (231) [user] is_like_space('B')
   Call: (232) [system] char_type('B', 'white')
   Fail: (232) [system] char_type('B', 'white')
   Call: (232) [system] char_type('B', end_of_line)
   Fail: (232) [system] char_type('B', end_of_line)
   Call: (232) [system] char_type('B', space)
   Fail: (232) [system] char_type('B', space)
   Call: (232) [system] char_type('B', cntrl)
   Fail: (232) [system] char_type('B', cntrl)
^  Fail: (231) [user] is_like_space('B')
^  Exit: (230) [user] skip_spaces((0x55fbb4538270))
^  Exit: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _394562)
   Exit: (229) [system] peek_char((0x55fbb4538270), 'B')
   Call: (229) [system] 'B'=')'
   Fail: (229) [system] 'B'=')'
   Call: (229) [system] 'B'=end_of_file
   Fail: (229) [system] 'B'=end_of_file
^  Call: (229) [user] cont_sexpr(')', (0x55fbb4538270), _400132)
^  Call: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] peek_char((0x55fbb4538270), _401990)
   Exit: (231) [system] peek_char((0x55fbb4538270), 'B')
   Call: (231) [system] 'B'=(;)
   Fail: (231) [system] 'B'=(;)
   Call: (231) [system] 'B'=(/)
   Fail: (231) [system] 'B'=(/)
^  Call: (231) [user] is_like_space('B')
   Call: (232) [system] char_type('B', 'white')
   Fail: (232) [system] char_type('B', 'white')
   Call: (232) [system] char_type('B', end_of_line)
   Fail: (232) [system] char_type('B', end_of_line)
   Call: (232) [system] char_type('B', space)
   Fail: (232) [system] char_type('B', space)
   Call: (232) [system] char_type('B', cntrl)
   Fail: (232) [system] char_type('B', cntrl)
^  Fail: (231) [user] is_like_space('B')
^  Exit: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] get_char((0x55fbb4538270), _418000)
   Exit: (230) [system] get_char((0x55fbb4538270), 'B')
   Call: (230) [system] 'B'='('
   Fail: (230) [system] 'B'='('
   Call: (230) [system] 'B'='['
   Fail: (230) [system] 'B'='['
   Call: (230) [system] 'B'='{'
   Fail: (230) [system] 'B'='{'
   Call: (230) [system] 'B'='"'
   Fail: (230) [system] 'B'='"'
   Call: (230) [system] 'B'=!
   Fail: (230) [system] 'B'=!
   Call: (230) [system] 'B'='\''
   Fail: (230) [system] 'B'='\''
   Call: (230) [system] 'B'='`'
   Fail: (230) [system] 'B'='`'
   Call: (230) [system] 'B'=end_of_file
   Fail: (230) [system] 'B'=end_of_file
^  Call: (230) [user] read_symbolic(')', (0x55fbb4538270), 'B', _400132)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _435642)
   Call: (232) [system] peek_char((0x55fbb4538270), _436576)
   Exit: (232) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (232) [user] is_delimiter(' ')
   Call: (233) [system] char_type(' ', space)
   Exit: (233) [system] char_type(' ', space)
^  Exit: (232) [user] is_delimiter(' ')
   Call: (232) [system] _435642=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (231) [user] classify_and_convert_charseq(['B'], _400132)
^  Call: (232) [user] classify_and_convert_charseq_(['B'], _445860)
^  Call: (234) [system] setup_call_cleanup('$notrace'(_446812, _446814), once(user:catch(read_from_chars(['B'], _445860), _446794, fail)), '$restore_trace'(_446812, _446814))
^  Call: (235) [system] sig_atomic(system:'$notrace'(_446812, _446814))
^  Exit: (234) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _445860), _446794, fail)), system:'$restore_trace'(3, -1))
   Call: (233) [system] atomic(_445860)
   Fail: (233) [system] atomic(_445860)
   Call: (233) [system] atom_chars(_445860, ['B'])
   Exit: (233) [system] atom_chars('B', ['B'])
^  Exit: (232) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (232) [system] integer('B')
   Fail: (232) [system] integer('B')
   Call: (232) [system] _400132='B'
   Exit: (232) [system] 'B'='B'
^  Exit: (231) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (230) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (229) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (229) [user] read_list(')', (0x55fbb4538270), _460810)
^  Call: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] peek_char((0x55fbb4538270), _462668)
   Exit: (231) [system] peek_char((0x55fbb4538270), ' ')
   Call: (231) [system] ' '=(;)
   Fail: (231) [system] ' '=(;)
   Call: (231) [system] ' '=(/)
   Fail: (231) [system] ' '=(/)
^  Call: (231) [user] is_like_space(' ')
   Call: (232) [system] char_type(' ', 'white')
   Exit: (232) [system] char_type(' ', 'white')
^  Exit: (231) [user] is_like_space(' ')
   Call: (231) [system] get_char((0x55fbb4538270), _472262)
   Exit: (231) [system] get_char((0x55fbb4538270), ' ')
^  Call: (231) [user] skip_spaces((0x55fbb4538270))
   Call: (232) [system] peek_char((0x55fbb4538270), _474966)
   Exit: (232) [system] peek_char((0x55fbb4538270), '(')
   Call: (232) [system] '('=(;)
   Fail: (232) [system] '('=(;)
   Call: (232) [system] '('=(/)
   Fail: (232) [system] '('=(/)
^  Call: (232) [user] is_like_space('(')
   Call: (233) [system] char_type('(', 'white')
   Fail: (233) [system] char_type('(', 'white')
   Call: (233) [system] char_type('(', end_of_line)
   Fail: (233) [system] char_type('(', end_of_line)
   Call: (233) [system] char_type('(', space)
   Fail: (233) [system] char_type('(', space)
   Call: (233) [system] char_type('(', cntrl)
   Fail: (233) [system] char_type('(', cntrl)
^  Fail: (232) [user] is_like_space('(')
^  Exit: (231) [user] skip_spaces((0x55fbb4538270))
^  Exit: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _491900)
   Exit: (230) [system] peek_char((0x55fbb4538270), '(')
   Call: (230) [system] '('=')'
   Fail: (230) [system] '('=')'
   Call: (230) [system] '('=end_of_file
   Fail: (230) [system] '('=end_of_file
^  Call: (230) [user] cont_sexpr(')', (0x55fbb4538270), _497470)
^  Call: (231) [user] skip_spaces((0x55fbb4538270))
   Call: (232) [system] peek_char((0x55fbb4538270), _499328)
   Exit: (232) [system] peek_char((0x55fbb4538270), '(')
   Call: (232) [system] '('=(;)
   Fail: (232) [system] '('=(;)
   Call: (232) [system] '('=(/)
   Fail: (232) [system] '('=(/)
^  Call: (232) [user] is_like_space('(')
   Call: (233) [system] char_type('(', 'white')
   Fail: (233) [system] char_type('(', 'white')
   Call: (233) [system] char_type('(', end_of_line)
   Fail: (233) [system] char_type('(', end_of_line)
   Call: (233) [system] char_type('(', space)
   Fail: (233) [system] char_type('(', space)
   Call: (233) [system] char_type('(', cntrl)
   Fail: (233) [system] char_type('(', cntrl)
^  Fail: (232) [user] is_like_space('(')
^  Exit: (231) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] get_char((0x55fbb4538270), _515338)
   Exit: (231) [system] get_char((0x55fbb4538270), '(')
   Call: (231) [system] '('='('
   Exit: (231) [system] '('='('
^  Call: (231) [user] read_list(')', (0x55fbb4538270), _497470)
^  Call: (232) [user] skip_spaces((0x55fbb4538270))
   Call: (233) [system] peek_char((0x55fbb4538270), _520908)
   Exit: (233) [system] peek_char((0x55fbb4538270), 'I')
   Call: (233) [system] 'I'=(;)
   Fail: (233) [system] 'I'=(;)
   Call: (233) [system] 'I'=(/)
   Fail: (233) [system] 'I'=(/)
^  Call: (233) [user] is_like_space('I')
   Call: (234) [system] char_type('I', 'white')
   Fail: (234) [system] char_type('I', 'white')
   Call: (234) [system] char_type('I', end_of_line)
   Fail: (234) [system] char_type('I', end_of_line)
   Call: (234) [system] char_type('I', space)
   Fail: (234) [system] char_type('I', space)
   Call: (234) [system] char_type('I', cntrl)
   Fail: (234) [system] char_type('I', cntrl)
^  Fail: (233) [user] is_like_space('I')
^  Exit: (232) [user] skip_spaces((0x55fbb4538270))
   Call: (232) [system] peek_char((0x55fbb4538270), _536918)
   Exit: (232) [system] peek_char((0x55fbb4538270), 'I')
   Call: (232) [system] 'I'=')'
   Fail: (232) [system] 'I'=')'
   Call: (232) [system] 'I'=end_of_file
   Fail: (232) [system] 'I'=end_of_file
^  Call: (232) [user] cont_sexpr(')', (0x55fbb4538270), _542488)
^  Call: (233) [user] skip_spaces((0x55fbb4538270))
   Call: (234) [system] peek_char((0x55fbb4538270), _544346)
   Exit: (234) [system] peek_char((0x55fbb4538270), 'I')
   Call: (234) [system] 'I'=(;)
   Fail: (234) [system] 'I'=(;)
   Call: (234) [system] 'I'=(/)
   Fail: (234) [system] 'I'=(/)
^  Call: (234) [user] is_like_space('I')
   Call: (235) [system] char_type('I', 'white')
   Fail: (235) [system] char_type('I', 'white')
   Call: (235) [system] char_type('I', end_of_line)
   Fail: (235) [system] char_type('I', end_of_line)
   Call: (235) [system] char_type('I', space)
   Fail: (235) [system] char_type('I', space)
   Call: (235) [system] char_type('I', cntrl)
   Fail: (235) [system] char_type('I', cntrl)
^  Fail: (234) [user] is_like_space('I')
^  Exit: (233) [user] skip_spaces((0x55fbb4538270))
   Call: (233) [system] get_char((0x55fbb4538270), _560356)
   Exit: (233) [system] get_char((0x55fbb4538270), 'I')
   Call: (233) [system] 'I'='('
   Fail: (233) [system] 'I'='('
   Call: (233) [system] 'I'='['
   Fail: (233) [system] 'I'='['
   Call: (233) [system] 'I'='{'
   Fail: (233) [system] 'I'='{'
   Call: (233) [system] 'I'='"'
   Fail: (233) [system] 'I'='"'
   Call: (233) [system] 'I'=!
   Fail: (233) [system] 'I'=!
   Call: (233) [system] 'I'='\''
   Fail: (233) [system] 'I'='\''
   Call: (233) [system] 'I'='`'
   Fail: (233) [system] 'I'='`'
   Call: (233) [system] 'I'=end_of_file
   Fail: (233) [system] 'I'=end_of_file
^  Call: (233) [user] read_symbolic(')', (0x55fbb4538270), 'I', _542488)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _577998)
   Call: (235) [system] peek_char((0x55fbb4538270), _578932)
   Exit: (235) [system] peek_char((0x55fbb4538270), m)
^  Call: (235) [user] is_delimiter(m)
   Call: (236) [system] char_type(m, space)
   Fail: (236) [system] char_type(m, space)
   Call: (236) [system] arg(_583652, v('(', ')', end_of_file), m)
   Fail: (236) [system] arg(_584584, v('(', ')', end_of_file), m)
^  Fail: (235) [user] is_delimiter(m)
   Call: (235) [system] ')'==m
   Fail: (235) [system] ')'==m
   Call: (235) [system] get_char((0x55fbb4538270), m)
   Exit: (235) [system] get_char((0x55fbb4538270), m)
   Call: (235) [system] m=(\)
   Fail: (235) [system] m=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), _591934)
   Call: (236) [system] peek_char((0x55fbb4538270), _592868)
   Exit: (236) [system] peek_char((0x55fbb4538270), p)
^  Call: (236) [user] is_delimiter(p)
   Call: (237) [system] char_type(p, space)
   Fail: (237) [system] char_type(p, space)
   Call: (237) [system] arg(_597588, v('(', ')', end_of_file), p)
   Fail: (237) [system] arg(_598520, v('(', ')', end_of_file), p)
^  Fail: (236) [user] is_delimiter(p)
   Call: (236) [system] ')'==p
   Fail: (236) [system] ')'==p
   Call: (236) [system] get_char((0x55fbb4538270), p)
   Exit: (236) [system] get_char((0x55fbb4538270), p)
   Call: (236) [system] p=(\)
   Fail: (236) [system] p=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), _605870)
   Call: (237) [system] peek_char((0x55fbb4538270), _606804)
   Exit: (237) [system] peek_char((0x55fbb4538270), l)
^  Call: (237) [user] is_delimiter(l)
   Call: (238) [system] char_type(l, space)
   Fail: (238) [system] char_type(l, space)
   Call: (238) [system] arg(_611524, v('(', ')', end_of_file), l)
   Fail: (238) [system] arg(_612456, v('(', ')', end_of_file), l)
^  Fail: (237) [user] is_delimiter(l)
   Call: (237) [system] ')'==l
   Fail: (237) [system] ')'==l
   Call: (237) [system] get_char((0x55fbb4538270), l)
   Exit: (237) [system] get_char((0x55fbb4538270), l)
   Call: (237) [system] l=(\)
   Fail: (237) [system] l=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), _619806)
   Call: (238) [system] peek_char((0x55fbb4538270), _620740)
   Exit: (238) [system] peek_char((0x55fbb4538270), i)
^  Call: (238) [user] is_delimiter(i)
   Call: (239) [system] char_type(i, space)
   Fail: (239) [system] char_type(i, space)
   Call: (239) [system] arg(_625460, v('(', ')', end_of_file), i)
   Fail: (239) [system] arg(_626392, v('(', ')', end_of_file), i)
^  Fail: (238) [user] is_delimiter(i)
   Call: (238) [system] ')'==i
   Fail: (238) [system] ')'==i
   Call: (238) [system] get_char((0x55fbb4538270), i)
   Exit: (238) [system] get_char((0x55fbb4538270), i)
   Call: (238) [system] i=(\)
   Fail: (238) [system] i=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), _633742)
   Call: (239) [system] peek_char((0x55fbb4538270), _634676)
   Exit: (239) [system] peek_char((0x55fbb4538270), c)
^  Call: (239) [user] is_delimiter(c)
   Call: (240) [system] char_type(c, space)
   Fail: (240) [system] char_type(c, space)
   Call: (240) [system] arg(_639396, v('(', ')', end_of_file), c)
   Fail: (240) [system] arg(_640328, v('(', ')', end_of_file), c)
^  Fail: (239) [user] is_delimiter(c)
   Call: (239) [system] ')'==c
   Fail: (239) [system] ')'==c
   Call: (239) [system] get_char((0x55fbb4538270), c)
   Exit: (239) [system] get_char((0x55fbb4538270), c)
   Call: (239) [system] c=(\)
   Fail: (239) [system] c=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55fbb4538270), _647678)
   Call: (240) [system] peek_char((0x55fbb4538270), _648612)
   Exit: (240) [system] peek_char((0x55fbb4538270), a)
^  Call: (240) [user] is_delimiter(a)
   Call: (241) [system] char_type(a, space)
   Fail: (241) [system] char_type(a, space)
   Call: (241) [system] arg(_653332, v('(', ')', end_of_file), a)
   Fail: (241) [system] arg(_654264, v('(', ')', end_of_file), a)
^  Fail: (240) [user] is_delimiter(a)
   Call: (240) [system] ')'==a
   Fail: (240) [system] ')'==a
   Call: (240) [system] get_char((0x55fbb4538270), a)
   Exit: (240) [system] get_char((0x55fbb4538270), a)
   Call: (240) [system] a=(\)
   Fail: (240) [system] a=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55fbb4538270), _661614)
   Call: (241) [system] peek_char((0x55fbb4538270), _662548)
   Exit: (241) [system] peek_char((0x55fbb4538270), t)
^  Call: (241) [user] is_delimiter(t)
   Call: (242) [system] char_type(t, space)
   Fail: (242) [system] char_type(t, space)
   Call: (242) [system] arg(_667268, v('(', ')', end_of_file), t)
   Fail: (242) [system] arg(_668200, v('(', ')', end_of_file), t)
^  Fail: (241) [user] is_delimiter(t)
   Call: (241) [system] ')'==t
   Fail: (241) [system] ')'==t
   Call: (241) [system] get_char((0x55fbb4538270), t)
   Exit: (241) [system] get_char((0x55fbb4538270), t)
   Call: (241) [system] t=(\)
   Fail: (241) [system] t=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55fbb4538270), _675550)
   Call: (242) [system] peek_char((0x55fbb4538270), _676484)
   Exit: (242) [system] peek_char((0x55fbb4538270), i)
^  Call: (242) [user] is_delimiter(i)
   Call: (243) [system] char_type(i, space)
   Fail: (243) [system] char_type(i, space)
   Call: (243) [system] arg(_681204, v('(', ')', end_of_file), i)
   Fail: (243) [system] arg(_682136, v('(', ')', end_of_file), i)
^  Fail: (242) [user] is_delimiter(i)
   Call: (242) [system] ')'==i
   Fail: (242) [system] ')'==i
   Call: (242) [system] get_char((0x55fbb4538270), i)
   Exit: (242) [system] get_char((0x55fbb4538270), i)
   Call: (242) [system] i=(\)
   Fail: (242) [system] i=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55fbb4538270), _689486)
   Call: (243) [system] peek_char((0x55fbb4538270), _690420)
   Exit: (243) [system] peek_char((0x55fbb4538270), o)
^  Call: (243) [user] is_delimiter(o)
   Call: (244) [system] char_type(o, space)
   Fail: (244) [system] char_type(o, space)
   Call: (244) [system] arg(_695140, v('(', ')', end_of_file), o)
   Fail: (244) [system] arg(_696072, v('(', ')', end_of_file), o)
^  Fail: (243) [user] is_delimiter(o)
   Call: (243) [system] ')'==o
   Fail: (243) [system] ')'==o
   Call: (243) [system] get_char((0x55fbb4538270), o)
   Exit: (243) [system] get_char((0x55fbb4538270), o)
   Call: (243) [system] o=(\)
   Fail: (243) [system] o=(\)
^  Call: (243) [user] read_symbolic_cont(')', (0x55fbb4538270), _703422)
   Call: (244) [system] peek_char((0x55fbb4538270), _704356)
   Exit: (244) [system] peek_char((0x55fbb4538270), n)
^  Call: (244) [user] is_delimiter(n)
   Call: (245) [system] char_type(n, space)
   Fail: (245) [system] char_type(n, space)
   Call: (245) [system] arg(_709076, v('(', ')', end_of_file), n)
   Fail: (245) [system] arg(_710008, v('(', ')', end_of_file), n)
^  Fail: (244) [user] is_delimiter(n)
   Call: (244) [system] ')'==n
   Fail: (244) [system] ')'==n
   Call: (244) [system] get_char((0x55fbb4538270), n)
   Exit: (244) [system] get_char((0x55fbb4538270), n)
   Call: (244) [system] n=(\)
   Fail: (244) [system] n=(\)
^  Call: (244) [user] read_symbolic_cont(')', (0x55fbb4538270), _717358)
   Call: (245) [system] peek_char((0x55fbb4538270), _718292)
   Exit: (245) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (245) [user] is_delimiter(' ')
   Call: (246) [system] char_type(' ', space)
   Exit: (246) [system] char_type(' ', space)
^  Exit: (245) [user] is_delimiter(' ')
   Call: (245) [system] _717358=[]
   Exit: (245) [system] []=[]
^  Exit: (244) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (244) [system] _703422=[n]
   Exit: (244) [system] [n]=[n]
^  Exit: (243) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (243) [system] _689486=[o, n]
   Exit: (243) [system] [o, n]=[o, n]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (242) [system] _675550=[i, o, n]
   Exit: (242) [system] [i, o, n]=[i, o, n]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (241) [system] _661614=[t, i, o, n]
   Exit: (241) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (240) [system] _647678=[a, t, i, o, n]
   Exit: (240) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (239) [system] _633742=[c, a, t, i, o, n]
   Exit: (239) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (238) [system] _619806=[i, c, a, t, i, o, n]
   Exit: (238) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (237) [system] _605870=[l, i, c, a, t, i, o, n]
   Exit: (237) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (236) [system] _591934=[p, l, i, c, a, t, i, o, n]
   Exit: (236) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (235) [system] _577998=[m, p, l, i, c, a, t, i, o, n]
   Exit: (235) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (234) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _542488)
^  Call: (235) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _755516)
^  Call: (237) [system] setup_call_cleanup('$notrace'(_756468, _756470), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _755516), _756450, fail)), '$restore_trace'(_756468, _756470))
^  Call: (238) [system] sig_atomic(system:'$notrace'(_756468, _756470))
^  Exit: (237) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _755516), _756450, fail)), system:'$restore_trace'(3, -1))
   Call: (236) [system] atomic(_755516)
   Fail: (236) [system] atomic(_755516)
   Call: (236) [system] atom_chars(_755516, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (236) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (235) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (235) [system] integer('Implication')
   Fail: (235) [system] integer('Implication')
   Call: (235) [system] _542488='Implication'
   Exit: (235) [system] 'Implication'='Implication'
^  Exit: (234) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (233) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (232) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (232) [user] read_list(')', (0x55fbb4538270), _770466)
^  Call: (233) [user] skip_spaces((0x55fbb4538270))
   Call: (234) [system] peek_char((0x55fbb4538270), _772324)
   Exit: (234) [system] peek_char((0x55fbb4538270), ' ')
   Call: (234) [system] ' '=(;)
   Fail: (234) [system] ' '=(;)
   Call: (234) [system] ' '=(/)
   Fail: (234) [system] ' '=(/)
^  Call: (234) [user] is_like_space(' ')
   Call: (235) [system] char_type(' ', 'white')
   Exit: (235) [system] char_type(' ', 'white')
^  Exit: (234) [user] is_like_space(' ')
   Call: (234) [system] get_char((0x55fbb4538270), _781918)
   Exit: (234) [system] get_char((0x55fbb4538270), ' ')
^  Call: (234) [user] skip_spaces((0x55fbb4538270))
   Call: (235) [system] peek_char((0x55fbb4538270), _784622)
   Exit: (235) [system] peek_char((0x55fbb4538270), '(')
   Call: (235) [system] '('=(;)
   Fail: (235) [system] '('=(;)
   Call: (235) [system] '('=(/)
   Fail: (235) [system] '('=(/)
^  Call: (235) [user] is_like_space('(')
   Call: (236) [system] char_type('(', 'white')
   Fail: (236) [system] char_type('(', 'white')
   Call: (236) [system] char_type('(', end_of_line)
   Fail: (236) [system] char_type('(', end_of_line)
   Call: (236) [system] char_type('(', space)
   Fail: (236) [system] char_type('(', space)
   Call: (236) [system] char_type('(', cntrl)
   Fail: (236) [system] char_type('(', cntrl)
^  Fail: (235) [user] is_like_space('(')
^  Exit: (234) [user] skip_spaces((0x55fbb4538270))
^  Exit: (233) [user] skip_spaces((0x55fbb4538270))
   Call: (233) [system] peek_char((0x55fbb4538270), _801556)
   Exit: (233) [system] peek_char((0x55fbb4538270), '(')
   Call: (233) [system] '('=')'
   Fail: (233) [system] '('=')'
   Call: (233) [system] '('=end_of_file
   Fail: (233) [system] '('=end_of_file
^  Call: (233) [user] cont_sexpr(')', (0x55fbb4538270), _807126)
^  Call: (234) [user] skip_spaces((0x55fbb4538270))
   Call: (235) [system] peek_char((0x55fbb4538270), _808984)
   Exit: (235) [system] peek_char((0x55fbb4538270), '(')
   Call: (235) [system] '('=(;)
   Fail: (235) [system] '('=(;)
   Call: (235) [system] '('=(/)
   Fail: (235) [system] '('=(/)
^  Call: (235) [user] is_like_space('(')
   Call: (236) [system] char_type('(', 'white')
   Fail: (236) [system] char_type('(', 'white')
   Call: (236) [system] char_type('(', end_of_line)
   Fail: (236) [system] char_type('(', end_of_line)
   Call: (236) [system] char_type('(', space)
   Fail: (236) [system] char_type('(', space)
   Call: (236) [system] char_type('(', cntrl)
   Fail: (236) [system] char_type('(', cntrl)
^  Fail: (235) [user] is_like_space('(')
^  Exit: (234) [user] skip_spaces((0x55fbb4538270))
   Call: (234) [system] get_char((0x55fbb4538270), _824994)
   Exit: (234) [system] get_char((0x55fbb4538270), '(')
   Call: (234) [system] '('='('
   Exit: (234) [system] '('='('
^  Call: (234) [user] read_list(')', (0x55fbb4538270), _807126)
^  Call: (235) [user] skip_spaces((0x55fbb4538270))
   Call: (236) [system] peek_char((0x55fbb4538270), _830564)
   Exit: (236) [system] peek_char((0x55fbb4538270), 'O')
   Call: (236) [system] 'O'=(;)
   Fail: (236) [system] 'O'=(;)
   Call: (236) [system] 'O'=(/)
   Fail: (236) [system] 'O'=(/)
^  Call: (236) [user] is_like_space('O')
   Call: (237) [system] char_type('O', 'white')
   Fail: (237) [system] char_type('O', 'white')
   Call: (237) [system] char_type('O', end_of_line)
   Fail: (237) [system] char_type('O', end_of_line)
   Call: (237) [system] char_type('O', space)
   Fail: (237) [system] char_type('O', space)
   Call: (237) [system] char_type('O', cntrl)
   Fail: (237) [system] char_type('O', cntrl)
^  Fail: (236) [user] is_like_space('O')
^  Exit: (235) [user] skip_spaces((0x55fbb4538270))
   Call: (235) [system] peek_char((0x55fbb4538270), _846574)
   Exit: (235) [system] peek_char((0x55fbb4538270), 'O')
   Call: (235) [system] 'O'=')'
   Fail: (235) [system] 'O'=')'
   Call: (235) [system] 'O'=end_of_file
   Fail: (235) [system] 'O'=end_of_file
^  Call: (235) [user] cont_sexpr(')', (0x55fbb4538270), _852144)
^  Call: (236) [user] skip_spaces((0x55fbb4538270))
   Call: (237) [system] peek_char((0x55fbb4538270), _854002)
   Exit: (237) [system] peek_char((0x55fbb4538270), 'O')
   Call: (237) [system] 'O'=(;)
   Fail: (237) [system] 'O'=(;)
   Call: (237) [system] 'O'=(/)
   Fail: (237) [system] 'O'=(/)
^  Call: (237) [user] is_like_space('O')
   Call: (238) [system] char_type('O', 'white')
   Fail: (238) [system] char_type('O', 'white')
   Call: (238) [system] char_type('O', end_of_line)
   Fail: (238) [system] char_type('O', end_of_line)
   Call: (238) [system] char_type('O', space)
   Fail: (238) [system] char_type('O', space)
   Call: (238) [system] char_type('O', cntrl)
   Fail: (238) [system] char_type('O', cntrl)
^  Fail: (237) [user] is_like_space('O')
^  Exit: (236) [user] skip_spaces((0x55fbb4538270))
   Call: (236) [system] get_char((0x55fbb4538270), _870012)
   Exit: (236) [system] get_char((0x55fbb4538270), 'O')
   Call: (236) [system] 'O'='('
   Fail: (236) [system] 'O'='('
   Call: (236) [system] 'O'='['
   Fail: (236) [system] 'O'='['
   Call: (236) [system] 'O'='{'
   Fail: (236) [system] 'O'='{'
   Call: (236) [system] 'O'='"'
   Fail: (236) [system] 'O'='"'
   Call: (236) [system] 'O'=!
   Fail: (236) [system] 'O'=!
   Call: (236) [system] 'O'='\''
   Fail: (236) [system] 'O'='\''
   Call: (236) [system] 'O'='`'
   Fail: (236) [system] 'O'='`'
   Call: (236) [system] 'O'=end_of_file
   Fail: (236) [system] 'O'=end_of_file
^  Call: (236) [user] read_symbolic(')', (0x55fbb4538270), 'O', _852144)
^  Call: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), _887654)
   Call: (238) [system] peek_char((0x55fbb4538270), _888588)
   Exit: (238) [system] peek_char((0x55fbb4538270), r)
^  Call: (238) [user] is_delimiter(r)
   Call: (239) [system] char_type(r, space)
   Fail: (239) [system] char_type(r, space)
   Call: (239) [system] arg(_893308, v('(', ')', end_of_file), r)
   Fail: (239) [system] arg(_894240, v('(', ')', end_of_file), r)
^  Fail: (238) [user] is_delimiter(r)
   Call: (238) [system] ')'==r
   Fail: (238) [system] ')'==r
   Call: (238) [system] get_char((0x55fbb4538270), r)
   Exit: (238) [system] get_char((0x55fbb4538270), r)
   Call: (238) [system] r=(\)
   Fail: (238) [system] r=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), _901590)
   Call: (239) [system] peek_char((0x55fbb4538270), _902524)
   Exit: (239) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (239) [user] is_delimiter('L')
   Call: (240) [system] char_type('L', space)
   Fail: (240) [system] char_type('L', space)
   Call: (240) [system] arg(_907244, v('(', ')', end_of_file), 'L')
   Fail: (240) [system] arg(_908176, v('(', ')', end_of_file), 'L')
^  Fail: (239) [user] is_delimiter('L')
   Call: (239) [system] ')'=='L'
   Fail: (239) [system] ')'=='L'
   Call: (239) [system] get_char((0x55fbb4538270), 'L')
   Exit: (239) [system] get_char((0x55fbb4538270), 'L')
   Call: (239) [system] 'L'=(\)
   Fail: (239) [system] 'L'=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55fbb4538270), _915526)
   Call: (240) [system] peek_char((0x55fbb4538270), _916460)
   Exit: (240) [system] peek_char((0x55fbb4538270), i)
^  Call: (240) [user] is_delimiter(i)
   Call: (241) [system] char_type(i, space)
   Fail: (241) [system] char_type(i, space)
   Call: (241) [system] arg(_921180, v('(', ')', end_of_file), i)
   Fail: (241) [system] arg(_922112, v('(', ')', end_of_file), i)
^  Fail: (240) [user] is_delimiter(i)
   Call: (240) [system] ')'==i
   Fail: (240) [system] ')'==i
   Call: (240) [system] get_char((0x55fbb4538270), i)
   Exit: (240) [system] get_char((0x55fbb4538270), i)
   Call: (240) [system] i=(\)
   Fail: (240) [system] i=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55fbb4538270), _929462)
   Call: (241) [system] peek_char((0x55fbb4538270), _930396)
   Exit: (241) [system] peek_char((0x55fbb4538270), n)
^  Call: (241) [user] is_delimiter(n)
   Call: (242) [system] char_type(n, space)
   Fail: (242) [system] char_type(n, space)
   Call: (242) [system] arg(_935116, v('(', ')', end_of_file), n)
   Fail: (242) [system] arg(_936048, v('(', ')', end_of_file), n)
^  Fail: (241) [user] is_delimiter(n)
   Call: (241) [system] ')'==n
   Fail: (241) [system] ')'==n
   Call: (241) [system] get_char((0x55fbb4538270), n)
   Exit: (241) [system] get_char((0x55fbb4538270), n)
   Call: (241) [system] n=(\)
   Fail: (241) [system] n=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55fbb4538270), _943398)
   Call: (242) [system] peek_char((0x55fbb4538270), _944332)
   Exit: (242) [system] peek_char((0x55fbb4538270), k)
^  Call: (242) [user] is_delimiter(k)
   Call: (243) [system] char_type(k, space)
   Fail: (243) [system] char_type(k, space)
   Call: (243) [system] arg(_949052, v('(', ')', end_of_file), k)
   Fail: (243) [system] arg(_949984, v('(', ')', end_of_file), k)
^  Fail: (242) [user] is_delimiter(k)
   Call: (242) [system] ')'==k
   Fail: (242) [system] ')'==k
   Call: (242) [system] get_char((0x55fbb4538270), k)
   Exit: (242) [system] get_char((0x55fbb4538270), k)
   Call: (242) [system] k=(\)
   Fail: (242) [system] k=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55fbb4538270), _957334)
   Call: (243) [system] peek_char((0x55fbb4538270), _958268)
   Exit: (243) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (243) [user] is_delimiter(' ')
   Call: (244) [system] char_type(' ', space)
   Exit: (244) [system] char_type(' ', space)
^  Exit: (243) [user] is_delimiter(' ')
   Call: (243) [system] _957334=[]
   Exit: (243) [system] []=[]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (242) [system] _943398=[k]
   Exit: (242) [system] [k]=[k]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (241) [system] _929462=[n, k]
   Exit: (241) [system] [n, k]=[n, k]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (240) [system] _915526=[i, n, k]
   Exit: (240) [system] [i, n, k]=[i, n, k]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (239) [system] _901590=['L', i, n, k]
   Exit: (239) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (238) [system] _887654=[r, 'L', i, n, k]
   Exit: (238) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (237) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _852144)
^  Call: (238) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _981522)
^  Call: (240) [system] setup_call_cleanup('$notrace'(_982474, _982476), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _981522), _982456, fail)), '$restore_trace'(_982474, _982476))
^  Call: (241) [system] sig_atomic(system:'$notrace'(_982474, _982476))
^  Exit: (240) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _981522), _982456, fail)), system:'$restore_trace'(3, -1))
   Call: (239) [system] atomic(_981522)
   Fail: (239) [system] atomic(_981522)
   Call: (239) [system] atom_chars(_981522, ['O', r, 'L', i, n, k])
   Exit: (239) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (238) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (238) [system] integer('OrLink')
   Fail: (238) [system] integer('OrLink')
   Call: (238) [system] _852144='OrLink'
   Exit: (238) [system] 'OrLink'='OrLink'
^  Exit: (237) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (236) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (235) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (235) [user] read_list(')', (0x55fbb4538270), _996472)
^  Call: (236) [user] skip_spaces((0x55fbb4538270))
   Call: (237) [system] peek_char((0x55fbb4538270), _998330)
   Exit: (237) [system] peek_char((0x55fbb4538270), ' ')
   Call: (237) [system] ' '=(;)
   Fail: (237) [system] ' '=(;)
   Call: (237) [system] ' '=(/)
   Fail: (237) [system] ' '=(/)
^  Call: (237) [user] is_like_space(' ')
   Call: (238) [system] char_type(' ', 'white')
   Exit: (238) [system] char_type(' ', 'white')
^  Exit: (237) [user] is_like_space(' ')
   Call: (237) [system] get_char((0x55fbb4538270), _1007924)
   Exit: (237) [system] get_char((0x55fbb4538270), ' ')
^  Call: (237) [user] skip_spaces((0x55fbb4538270))
   Call: (238) [system] peek_char((0x55fbb4538270), _1010628)
   Exit: (238) [system] peek_char((0x55fbb4538270), 'C')
   Call: (238) [system] 'C'=(;)
   Fail: (238) [system] 'C'=(;)
   Call: (238) [system] 'C'=(/)
   Fail: (238) [system] 'C'=(/)
^  Call: (238) [user] is_like_space('C')
   Call: (239) [system] char_type('C', 'white')
   Fail: (239) [system] char_type('C', 'white')
   Call: (239) [system] char_type('C', end_of_line)
   Fail: (239) [system] char_type('C', end_of_line)
   Call: (239) [system] char_type('C', space)
   Fail: (239) [system] char_type('C', space)
   Call: (239) [system] char_type('C', cntrl)
   Fail: (239) [system] char_type('C', cntrl)
^  Fail: (238) [user] is_like_space('C')
^  Exit: (237) [user] skip_spaces((0x55fbb4538270))
^  Exit: (236) [user] skip_spaces((0x55fbb4538270))
   Call: (236) [system] peek_char((0x55fbb4538270), _1027562)
   Exit: (236) [system] peek_char((0x55fbb4538270), 'C')
   Call: (236) [system] 'C'=')'
   Fail: (236) [system] 'C'=')'
   Call: (236) [system] 'C'=end_of_file
   Fail: (236) [system] 'C'=end_of_file
^  Call: (236) [user] cont_sexpr(')', (0x55fbb4538270), _1033132)
^  Call: (237) [user] skip_spaces((0x55fbb4538270))
   Call: (238) [system] peek_char((0x55fbb4538270), _1034990)
   Exit: (238) [system] peek_char((0x55fbb4538270), 'C')
   Call: (238) [system] 'C'=(;)
   Fail: (238) [system] 'C'=(;)
   Call: (238) [system] 'C'=(/)
   Fail: (238) [system] 'C'=(/)
^  Call: (238) [user] is_like_space('C')
   Call: (239) [system] char_type('C', 'white')
   Fail: (239) [system] char_type('C', 'white')
   Call: (239) [system] char_type('C', end_of_line)
   Fail: (239) [system] char_type('C', end_of_line)
   Call: (239) [system] char_type('C', space)
   Fail: (239) [system] char_type('C', space)
   Call: (239) [system] char_type('C', cntrl)
   Fail: (239) [system] char_type('C', cntrl)
^  Fail: (238) [user] is_like_space('C')
^  Exit: (237) [user] skip_spaces((0x55fbb4538270))
   Call: (237) [system] get_char((0x55fbb4538270), _1051000)
   Exit: (237) [system] get_char((0x55fbb4538270), 'C')
   Call: (237) [system] 'C'='('
   Fail: (237) [system] 'C'='('
   Call: (237) [system] 'C'='['
   Fail: (237) [system] 'C'='['
   Call: (237) [system] 'C'='{'
   Fail: (237) [system] 'C'='{'
   Call: (237) [system] 'C'='"'
   Fail: (237) [system] 'C'='"'
   Call: (237) [system] 'C'=!
   Fail: (237) [system] 'C'=!
   Call: (237) [system] 'C'='\''
   Fail: (237) [system] 'C'='\''
   Call: (237) [system] 'C'='`'
   Fail: (237) [system] 'C'='`'
   Call: (237) [system] 'C'=end_of_file
   Fail: (237) [system] 'C'=end_of_file
^  Call: (237) [user] read_symbolic(')', (0x55fbb4538270), 'C', _1033132)
^  Call: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), _1068642)
   Call: (239) [system] peek_char((0x55fbb4538270), _1069576)
   Exit: (239) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (239) [user] is_delimiter(' ')
   Call: (240) [system] char_type(' ', space)
   Exit: (240) [system] char_type(' ', space)
^  Exit: (239) [user] is_delimiter(' ')
   Call: (239) [system] _1068642=[]
   Exit: (239) [system] []=[]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (238) [user] classify_and_convert_charseq(['C'], _1033132)
^  Call: (239) [user] classify_and_convert_charseq_(['C'], _1078860)
^  Call: (241) [system] setup_call_cleanup('$notrace'(_1079812, _1079814), once(user:catch(read_from_chars(['C'], _1078860), _1079794, fail)), '$restore_trace'(_1079812, _1079814))
^  Call: (242) [system] sig_atomic(system:'$notrace'(_1079812, _1079814))
^  Exit: (241) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1078860), _1079794, fail)), system:'$restore_trace'(3, -1))
   Call: (240) [system] atomic(_1078860)
   Fail: (240) [system] atomic(_1078860)
   Call: (240) [system] atom_chars(_1078860, ['C'])
   Exit: (240) [system] atom_chars('C', ['C'])
^  Exit: (239) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (239) [system] integer('C')
   Fail: (239) [system] integer('C')
   Call: (239) [system] _1033132='C'
   Exit: (239) [system] 'C'='C'
^  Exit: (238) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (237) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (236) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (236) [user] read_list(')', (0x55fbb4538270), _1093810)
^  Call: (237) [user] skip_spaces((0x55fbb4538270))
   Call: (238) [system] peek_char((0x55fbb4538270), _1095668)
   Exit: (238) [system] peek_char((0x55fbb4538270), ' ')
   Call: (238) [system] ' '=(;)
   Fail: (238) [system] ' '=(;)
   Call: (238) [system] ' '=(/)
   Fail: (238) [system] ' '=(/)
^  Call: (238) [user] is_like_space(' ')
   Call: (239) [system] char_type(' ', 'white')
   Exit: (239) [system] char_type(' ', 'white')
^  Exit: (238) [user] is_like_space(' ')
   Call: (238) [system] get_char((0x55fbb4538270), _1105262)
   Exit: (238) [system] get_char((0x55fbb4538270), ' ')
^  Call: (238) [user] skip_spaces((0x55fbb4538270))
   Call: (239) [system] peek_char((0x55fbb4538270), _1107966)
   Exit: (239) [system] peek_char((0x55fbb4538270), 'D')
   Call: (239) [system] 'D'=(;)
   Fail: (239) [system] 'D'=(;)
   Call: (239) [system] 'D'=(/)
   Fail: (239) [system] 'D'=(/)
^  Call: (239) [user] is_like_space('D')
   Call: (240) [system] char_type('D', 'white')
   Fail: (240) [system] char_type('D', 'white')
   Call: (240) [system] char_type('D', end_of_line)
   Fail: (240) [system] char_type('D', end_of_line)
   Call: (240) [system] char_type('D', space)
   Fail: (240) [system] char_type('D', space)
   Call: (240) [system] char_type('D', cntrl)
   Fail: (240) [system] char_type('D', cntrl)
^  Fail: (239) [user] is_like_space('D')
^  Exit: (238) [user] skip_spaces((0x55fbb4538270))
^  Exit: (237) [user] skip_spaces((0x55fbb4538270))
   Call: (237) [system] peek_char((0x55fbb4538270), _1124900)
   Exit: (237) [system] peek_char((0x55fbb4538270), 'D')
   Call: (237) [system] 'D'=')'
   Fail: (237) [system] 'D'=')'
   Call: (237) [system] 'D'=end_of_file
   Fail: (237) [system] 'D'=end_of_file
^  Call: (237) [user] cont_sexpr(')', (0x55fbb4538270), _1130470)
^  Call: (238) [user] skip_spaces((0x55fbb4538270))
   Call: (239) [system] peek_char((0x55fbb4538270), _1132328)
   Exit: (239) [system] peek_char((0x55fbb4538270), 'D')
   Call: (239) [system] 'D'=(;)
   Fail: (239) [system] 'D'=(;)
   Call: (239) [system] 'D'=(/)
   Fail: (239) [system] 'D'=(/)
^  Call: (239) [user] is_like_space('D')
   Call: (240) [system] char_type('D', 'white')
   Fail: (240) [system] char_type('D', 'white')
   Call: (240) [system] char_type('D', end_of_line)
   Fail: (240) [system] char_type('D', end_of_line)
   Call: (240) [system] char_type('D', space)
   Fail: (240) [system] char_type('D', space)
   Call: (240) [system] char_type('D', cntrl)
   Fail: (240) [system] char_type('D', cntrl)
^  Fail: (239) [user] is_like_space('D')
^  Exit: (238) [user] skip_spaces((0x55fbb4538270))
   Call: (238) [system] get_char((0x55fbb4538270), _1148338)
   Exit: (238) [system] get_char((0x55fbb4538270), 'D')
   Call: (238) [system] 'D'='('
   Fail: (238) [system] 'D'='('
   Call: (238) [system] 'D'='['
   Fail: (238) [system] 'D'='['
   Call: (238) [system] 'D'='{'
   Fail: (238) [system] 'D'='{'
   Call: (238) [system] 'D'='"'
   Fail: (238) [system] 'D'='"'
   Call: (238) [system] 'D'=!
   Fail: (238) [system] 'D'=!
   Call: (238) [system] 'D'='\''
   Fail: (238) [system] 'D'='\''
   Call: (238) [system] 'D'='`'
   Fail: (238) [system] 'D'='`'
   Call: (238) [system] 'D'=end_of_file
   Fail: (238) [system] 'D'=end_of_file
^  Call: (238) [user] read_symbolic(')', (0x55fbb4538270), 'D', _1130470)
^  Call: (239) [user] read_symbolic_cont(')', (0x55fbb4538270), _1165980)
   Call: (240) [system] peek_char((0x55fbb4538270), _1166914)
   Exit: (240) [system] peek_char((0x55fbb4538270), ')')
^  Call: (240) [user] is_delimiter(')')
   Call: (241) [system] char_type(')', space)
   Fail: (241) [system] char_type(')', space)
   Call: (241) [system] arg(_1171634, v('(', ')', end_of_file), ')')
   Exit: (241) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (240) [user] is_delimiter(')')
   Call: (240) [system] _1165980=[]
   Exit: (240) [system] []=[]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (239) [user] classify_and_convert_charseq(['D'], _1130470)
^  Call: (240) [user] classify_and_convert_charseq_(['D'], _1178070)
^  Call: (242) [system] setup_call_cleanup('$notrace'(_1179022, _1179024), once(user:catch(read_from_chars(['D'], _1178070), _1179004, fail)), '$restore_trace'(_1179022, _1179024))
^  Call: (243) [system] sig_atomic(system:'$notrace'(_1179022, _1179024))
^  Exit: (242) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _1178070), _1179004, fail)), system:'$restore_trace'(3, -1))
   Call: (241) [system] atomic(_1178070)
   Fail: (241) [system] atomic(_1178070)
   Call: (241) [system] atom_chars(_1178070, ['D'])
   Exit: (241) [system] atom_chars('D', ['D'])
^  Exit: (240) [user] classify_and_convert_charseq_(['D'], 'D')
   Call: (240) [system] integer('D')
   Fail: (240) [system] integer('D')
   Call: (240) [system] _1130470='D'
   Exit: (240) [system] 'D'='D'
^  Exit: (239) [user] classify_and_convert_charseq(['D'], 'D')
^  Exit: (238) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'D')
^  Exit: (237) [user] cont_sexpr(')', (0x55fbb4538270), 'D')
^  Call: (237) [user] read_list(')', (0x55fbb4538270), _1193020)
^  Call: (238) [user] skip_spaces((0x55fbb4538270))
   Call: (239) [system] peek_char((0x55fbb4538270), _1194878)
   Exit: (239) [system] peek_char((0x55fbb4538270), ')')
   Call: (239) [system] ')'=(;)
   Fail: (239) [system] ')'=(;)
   Call: (239) [system] ')'=(/)
   Fail: (239) [system] ')'=(/)
^  Call: (239) [user] is_like_space(')')
   Call: (240) [system] char_type(')', 'white')
   Fail: (240) [system] char_type(')', 'white')
   Call: (240) [system] char_type(')', end_of_line)
   Fail: (240) [system] char_type(')', end_of_line)
   Call: (240) [system] char_type(')', space)
   Fail: (240) [system] char_type(')', space)
   Call: (240) [system] char_type(')', cntrl)
   Fail: (240) [system] char_type(')', cntrl)
^  Fail: (239) [user] is_like_space(')')
^  Exit: (238) [user] skip_spaces((0x55fbb4538270))
   Call: (238) [system] peek_char((0x55fbb4538270), _1210888)
   Exit: (238) [system] peek_char((0x55fbb4538270), ')')
   Call: (238) [system] ')'=')'
   Exit: (238) [system] ')'=')'
   Call: (238) [system] get_char((0x55fbb4538270), _1214678)
   Exit: (238) [system] get_char((0x55fbb4538270), ')')
   Call: (238) [system] _1193020=[]
   Exit: (238) [system] []=[]
^  Exit: (237) [user] read_list(')', (0x55fbb4538270), [])
   Call: (237) [system] _1093810=['D']
   Exit: (237) [system] ['D']=['D']
^  Exit: (236) [user] read_list(')', (0x55fbb4538270), ['D'])
   Call: (236) [system] _996472=['C', 'D']
   Exit: (236) [system] ['C', 'D']=['C', 'D']
^  Exit: (235) [user] read_list(')', (0x55fbb4538270), ['C', 'D'])
   Call: (235) [system] _807126=['OrLink', 'C', 'D']
   Exit: (235) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (234) [user] read_list(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Exit: (233) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Call: (233) [user] read_list(')', (0x55fbb4538270), _1228560)
^  Call: (234) [user] skip_spaces((0x55fbb4538270))
   Call: (235) [system] peek_char((0x55fbb4538270), _1230418)
   Exit: (235) [system] peek_char((0x55fbb4538270), ' ')
   Call: (235) [system] ' '=(;)
   Fail: (235) [system] ' '=(;)
   Call: (235) [system] ' '=(/)
   Fail: (235) [system] ' '=(/)
^  Call: (235) [user] is_like_space(' ')
   Call: (236) [system] char_type(' ', 'white')
   Exit: (236) [system] char_type(' ', 'white')
^  Exit: (235) [user] is_like_space(' ')
   Call: (235) [system] get_char((0x55fbb4538270), _1240012)
   Exit: (235) [system] get_char((0x55fbb4538270), ' ')
^  Call: (235) [user] skip_spaces((0x55fbb4538270))
   Call: (236) [system] peek_char((0x55fbb4538270), _1242716)
   Exit: (236) [system] peek_char((0x55fbb4538270), 'E')
   Call: (236) [system] 'E'=(;)
   Fail: (236) [system] 'E'=(;)
   Call: (236) [system] 'E'=(/)
   Fail: (236) [system] 'E'=(/)
^  Call: (236) [user] is_like_space('E')
   Call: (237) [system] char_type('E', 'white')
   Fail: (237) [system] char_type('E', 'white')
   Call: (237) [system] char_type('E', end_of_line)
   Fail: (237) [system] char_type('E', end_of_line)
   Call: (237) [system] char_type('E', space)
   Fail: (237) [system] char_type('E', space)
   Call: (237) [system] char_type('E', cntrl)
   Fail: (237) [system] char_type('E', cntrl)
^  Fail: (236) [user] is_like_space('E')
^  Exit: (235) [user] skip_spaces((0x55fbb4538270))
^  Exit: (234) [user] skip_spaces((0x55fbb4538270))
   Call: (234) [system] peek_char((0x55fbb4538270), _1259650)
   Exit: (234) [system] peek_char((0x55fbb4538270), 'E')
   Call: (234) [system] 'E'=')'
   Fail: (234) [system] 'E'=')'
   Call: (234) [system] 'E'=end_of_file
   Fail: (234) [system] 'E'=end_of_file
^  Call: (234) [user] cont_sexpr(')', (0x55fbb4538270), _1265220)
^  Call: (235) [user] skip_spaces((0x55fbb4538270))
   Call: (236) [system] peek_char((0x55fbb4538270), _1267078)
   Exit: (236) [system] peek_char((0x55fbb4538270), 'E')
   Call: (236) [system] 'E'=(;)
   Fail: (236) [system] 'E'=(;)
   Call: (236) [system] 'E'=(/)
   Fail: (236) [system] 'E'=(/)
^  Call: (236) [user] is_like_space('E')
   Call: (237) [system] char_type('E', 'white')
   Fail: (237) [system] char_type('E', 'white')
   Call: (237) [system] char_type('E', end_of_line)
   Fail: (237) [system] char_type('E', end_of_line)
   Call: (237) [system] char_type('E', space)
   Fail: (237) [system] char_type('E', space)
   Call: (237) [system] char_type('E', cntrl)
   Fail: (237) [system] char_type('E', cntrl)
^  Fail: (236) [user] is_like_space('E')
^  Exit: (235) [user] skip_spaces((0x55fbb4538270))
   Call: (235) [system] get_char((0x55fbb4538270), _1283088)
   Exit: (235) [system] get_char((0x55fbb4538270), 'E')
   Call: (235) [system] 'E'='('
   Fail: (235) [system] 'E'='('
   Call: (235) [system] 'E'='['
   Fail: (235) [system] 'E'='['
   Call: (235) [system] 'E'='{'
   Fail: (235) [system] 'E'='{'
   Call: (235) [system] 'E'='"'
   Fail: (235) [system] 'E'='"'
   Call: (235) [system] 'E'=!
   Fail: (235) [system] 'E'=!
   Call: (235) [system] 'E'='\''
   Fail: (235) [system] 'E'='\''
   Call: (235) [system] 'E'='`'
   Fail: (235) [system] 'E'='`'
   Call: (235) [system] 'E'=end_of_file
   Fail: (235) [system] 'E'=end_of_file
^  Call: (235) [user] read_symbolic(')', (0x55fbb4538270), 'E', _1265220)
^  Call: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), _1300730)
   Call: (237) [system] peek_char((0x55fbb4538270), _1301664)
   Exit: (237) [system] peek_char((0x55fbb4538270), ')')
^  Call: (237) [user] is_delimiter(')')
   Call: (238) [system] char_type(')', space)
   Fail: (238) [system] char_type(')', space)
   Call: (238) [system] arg(_1306384, v('(', ')', end_of_file), ')')
   Exit: (238) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (237) [user] is_delimiter(')')
   Call: (237) [system] _1300730=[]
   Exit: (237) [system] []=[]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (236) [user] classify_and_convert_charseq(['E'], _1265220)
^  Call: (237) [user] classify_and_convert_charseq_(['E'], _1312820)
^  Call: (239) [system] setup_call_cleanup('$notrace'(_1313772, _1313774), once(user:catch(read_from_chars(['E'], _1312820), _1313754, fail)), '$restore_trace'(_1313772, _1313774))
^  Call: (240) [system] sig_atomic(system:'$notrace'(_1313772, _1313774))
^  Exit: (239) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _1312820), _1313754, fail)), system:'$restore_trace'(3, -1))
   Call: (238) [system] atomic(_1312820)
   Fail: (238) [system] atomic(_1312820)
   Call: (238) [system] atom_chars(_1312820, ['E'])
   Exit: (238) [system] atom_chars('E', ['E'])
^  Exit: (237) [user] classify_and_convert_charseq_(['E'], 'E')
   Call: (237) [system] integer('E')
   Fail: (237) [system] integer('E')
   Call: (237) [system] _1265220='E'
   Exit: (237) [system] 'E'='E'
^  Exit: (236) [user] classify_and_convert_charseq(['E'], 'E')
^  Exit: (235) [user] read_symbolic(')', (0x55fbb4538270), 'E', 'E')
^  Exit: (234) [user] cont_sexpr(')', (0x55fbb4538270), 'E')
^  Call: (234) [user] read_list(')', (0x55fbb4538270), _1327770)
^  Call: (235) [user] skip_spaces((0x55fbb4538270))
   Call: (236) [system] peek_char((0x55fbb4538270), _1329628)
   Exit: (236) [system] peek_char((0x55fbb4538270), ')')
   Call: (236) [system] ')'=(;)
   Fail: (236) [system] ')'=(;)
   Call: (236) [system] ')'=(/)
   Fail: (236) [system] ')'=(/)
^  Call: (236) [user] is_like_space(')')
   Call: (237) [system] char_type(')', 'white')
   Fail: (237) [system] char_type(')', 'white')
   Call: (237) [system] char_type(')', end_of_line)
   Fail: (237) [system] char_type(')', end_of_line)
   Call: (237) [system] char_type(')', space)
   Fail: (237) [system] char_type(')', space)
   Call: (237) [system] char_type(')', cntrl)
   Fail: (237) [system] char_type(')', cntrl)
^  Fail: (236) [user] is_like_space(')')
^  Exit: (235) [user] skip_spaces((0x55fbb4538270))
   Call: (235) [system] peek_char((0x55fbb4538270), _1345638)
   Exit: (235) [system] peek_char((0x55fbb4538270), ')')
   Call: (235) [system] ')'=')'
   Exit: (235) [system] ')'=')'
   Call: (235) [system] get_char((0x55fbb4538270), _1349428)
   Exit: (235) [system] get_char((0x55fbb4538270), ')')
   Call: (235) [system] _1327770=[]
   Exit: (235) [system] []=[]
^  Exit: (234) [user] read_list(')', (0x55fbb4538270), [])
   Call: (234) [system] _1228560=['E']
   Exit: (234) [system] ['E']=['E']
^  Exit: (233) [user] read_list(')', (0x55fbb4538270), ['E'])
   Call: (233) [system] _770466=[['OrLink', 'C', 'D'], 'E']
   Exit: (233) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (232) [user] read_list(')', (0x55fbb4538270), [['OrLink', 'C', 'D'], 'E'])
   Call: (232) [system] _497470=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (232) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (231) [user] read_list(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (230) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (230) [user] read_list(')', (0x55fbb4538270), _1363310)
^  Call: (231) [user] skip_spaces((0x55fbb4538270))
   Call: (232) [system] peek_char((0x55fbb4538270), _1365168)
   Exit: (232) [system] peek_char((0x55fbb4538270), ')')
   Call: (232) [system] ')'=(;)
   Fail: (232) [system] ')'=(;)
   Call: (232) [system] ')'=(/)
   Fail: (232) [system] ')'=(/)
^  Call: (232) [user] is_like_space(')')
   Call: (233) [system] char_type(')', 'white')
   Fail: (233) [system] char_type(')', 'white')
   Call: (233) [system] char_type(')', end_of_line)
   Fail: (233) [system] char_type(')', end_of_line)
   Call: (233) [system] char_type(')', space)
   Fail: (233) [system] char_type(')', space)
   Call: (233) [system] char_type(')', cntrl)
   Fail: (233) [system] char_type(')', cntrl)
^  Fail: (232) [user] is_like_space(')')
^  Exit: (231) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] peek_char((0x55fbb4538270), _1381178)
   Exit: (231) [system] peek_char((0x55fbb4538270), ')')
   Call: (231) [system] ')'=')'
   Exit: (231) [system] ')'=')'
   Call: (231) [system] get_char((0x55fbb4538270), _1384968)
   Exit: (231) [system] get_char((0x55fbb4538270), ')')
   Call: (231) [system] _1363310=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_list(')', (0x55fbb4538270), [])
   Call: (230) [system] _460810=[['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (230) [system] [['Implication', ['OrLink', 'C', 'D'], 'E']]=[['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (229) [user] read_list(')', (0x55fbb4538270), [['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (229) [system] _363472=['B', ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (229) [system] ['B', ['Implication', ['OrLink', 'C', 'D'], 'E']]=['B', ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (228) [user] read_list(')', (0x55fbb4538270), ['B', ['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (228) [system] _174126=['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (228) [system] ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]=['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (227) [user] read_list(')', (0x55fbb4538270), ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Exit: (226) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Call: (226) [user] read_list(')', (0x55fbb4538270), _1398850)
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _1400708)
   Exit: (228) [system] peek_char((0x55fbb4538270), ')')
   Call: (228) [system] ')'=(;)
   Fail: (228) [system] ')'=(;)
   Call: (228) [system] ')'=(/)
   Fail: (228) [system] ')'=(/)
^  Call: (228) [user] is_like_space(')')
   Call: (229) [system] char_type(')', 'white')
   Fail: (229) [system] char_type(')', 'white')
   Call: (229) [system] char_type(')', end_of_line)
   Fail: (229) [system] char_type(')', end_of_line)
   Call: (229) [system] char_type(')', space)
   Fail: (229) [system] char_type(')', space)
   Call: (229) [system] char_type(')', cntrl)
   Fail: (229) [system] char_type(')', cntrl)
^  Fail: (228) [user] is_like_space(')')
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1416718)
   Exit: (227) [system] peek_char((0x55fbb4538270), ')')
   Call: (227) [system] ')'=')'
   Exit: (227) [system] ')'=')'
   Call: (227) [system] get_char((0x55fbb4538270), _1420508)
   Exit: (227) [system] get_char((0x55fbb4538270), ')')
   Call: (227) [system] _1398850=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_list(')', (0x55fbb4538270), [])
   Call: (226) [system] _137466=[['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (226) [system] [['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (225) [user] read_list(')', (0x55fbb4538270), [['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (225) [system] _6484=[['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (225) [system] [['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (224) [user] read_list(')', (0x55fbb4538270), [['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (224) [system] _6476=[:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (224) [system] [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (223) [user] read_list(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Exit: (222) [user] cont_sexpr(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Call: (222) [user] read_list(')', (0x55fbb4538270), _1434390)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1436248)
   Exit: (224) [system] peek_char((0x55fbb4538270), '\n')
   Call: (224) [system] '\n'=(;)
   Fail: (224) [system] '\n'=(;)
   Call: (224) [system] '\n'=(/)
   Fail: (224) [system] '\n'=(/)
^  Call: (224) [user] is_like_space('\n')
   Call: (225) [system] char_type('\n', 'white')
   Fail: (225) [system] char_type('\n', 'white')
   Call: (225) [system] char_type('\n', end_of_line)
   Exit: (225) [system] char_type('\n', end_of_line)
^  Exit: (224) [user] is_like_space('\n')
   Call: (224) [system] get_char((0x55fbb4538270), _1447698)
   Exit: (224) [system] get_char((0x55fbb4538270), '\n')
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1450402)
   Exit: (225) [system] peek_char((0x55fbb4538270), '\t')
   Call: (225) [system] '\t'=(;)
   Fail: (225) [system] '\t'=(;)
   Call: (225) [system] '\t'=(/)
   Fail: (225) [system] '\t'=(/)
^  Call: (225) [user] is_like_space('\t')
   Call: (226) [system] char_type('\t', 'white')
   Exit: (226) [system] char_type('\t', 'white')
^  Exit: (225) [user] is_like_space('\t')
   Call: (225) [system] get_char((0x55fbb4538270), _1459996)
   Exit: (225) [system] get_char((0x55fbb4538270), '\t')
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1462700)
   Exit: (226) [system] peek_char((0x55fbb4538270), '\t')
   Call: (226) [system] '\t'=(;)
   Fail: (226) [system] '\t'=(;)
   Call: (226) [system] '\t'=(/)
   Fail: (226) [system] '\t'=(/)
^  Call: (226) [user] is_like_space('\t')
   Call: (227) [system] char_type('\t', 'white')
   Exit: (227) [system] char_type('\t', 'white')
^  Exit: (226) [user] is_like_space('\t')
   Call: (226) [system] get_char((0x55fbb4538270), _1472294)
   Exit: (226) [system] get_char((0x55fbb4538270), '\t')
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1474998)
   Exit: (227) [system] peek_char((0x55fbb4538270), ' ')
   Call: (227) [system] ' '=(;)
   Fail: (227) [system] ' '=(;)
   Call: (227) [system] ' '=(/)
   Fail: (227) [system] ' '=(/)
^  Call: (227) [user] is_like_space(' ')
   Call: (228) [system] char_type(' ', 'white')
   Exit: (228) [system] char_type(' ', 'white')
^  Exit: (227) [user] is_like_space(' ')
   Call: (227) [system] get_char((0x55fbb4538270), _1484592)
   Exit: (227) [system] get_char((0x55fbb4538270), ' ')
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _1487296)
   Exit: (228) [system] peek_char((0x55fbb4538270), '(')
   Call: (228) [system] '('=(;)
   Fail: (228) [system] '('=(;)
   Call: (228) [system] '('=(/)
   Fail: (228) [system] '('=(/)
^  Call: (228) [user] is_like_space('(')
   Call: (229) [system] char_type('(', 'white')
   Fail: (229) [system] char_type('(', 'white')
   Call: (229) [system] char_type('(', end_of_line)
   Fail: (229) [system] char_type('(', end_of_line)
   Call: (229) [system] char_type('(', space)
   Fail: (229) [system] char_type('(', space)
   Call: (229) [system] char_type('(', cntrl)
   Fail: (229) [system] char_type('(', cntrl)
^  Fail: (228) [user] is_like_space('(')
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _1507002)
   Exit: (223) [system] peek_char((0x55fbb4538270), '(')
   Call: (223) [system] '('=')'
   Fail: (223) [system] '('=')'
   Call: (223) [system] '('=end_of_file
   Fail: (223) [system] '('=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55fbb4538270), _1512572)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1514430)
   Exit: (225) [system] peek_char((0x55fbb4538270), '(')
   Call: (225) [system] '('=(;)
   Fail: (225) [system] '('=(;)
   Call: (225) [system] '('=(/)
   Fail: (225) [system] '('=(/)
^  Call: (225) [user] is_like_space('(')
   Call: (226) [system] char_type('(', 'white')
   Fail: (226) [system] char_type('(', 'white')
   Call: (226) [system] char_type('(', end_of_line)
   Fail: (226) [system] char_type('(', end_of_line)
   Call: (226) [system] char_type('(', space)
   Fail: (226) [system] char_type('(', space)
   Call: (226) [system] char_type('(', cntrl)
   Fail: (226) [system] char_type('(', cntrl)
^  Fail: (225) [user] is_like_space('(')
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] get_char((0x55fbb4538270), _1530440)
   Exit: (224) [system] get_char((0x55fbb4538270), '(')
   Call: (224) [system] '('='('
   Exit: (224) [system] '('='('
^  Call: (224) [user] read_list(')', (0x55fbb4538270), _1512572)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1536010)
   Exit: (226) [system] peek_char((0x55fbb4538270), :)
   Call: (226) [system] (:)=(;)
   Fail: (226) [system] (:)=(;)
   Call: (226) [system] (:)=(/)
   Fail: (226) [system] (:)=(/)
^  Call: (226) [user] is_like_space(:)
   Call: (227) [system] char_type(:, 'white')
   Fail: (227) [system] char_type(:, 'white')
   Call: (227) [system] char_type(:, end_of_line)
   Fail: (227) [system] char_type(:, end_of_line)
   Call: (227) [system] char_type(:, space)
   Fail: (227) [system] char_type(:, space)
   Call: (227) [system] char_type(:, cntrl)
   Fail: (227) [system] char_type(:, cntrl)
^  Fail: (226) [user] is_like_space(:)
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1552020)
   Exit: (225) [system] peek_char((0x55fbb4538270), :)
   Call: (225) [system] (:)=')'
   Fail: (225) [system] (:)=')'
   Call: (225) [system] (:)=end_of_file
   Fail: (225) [system] (:)=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55fbb4538270), _1557590)
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1559448)
   Exit: (227) [system] peek_char((0x55fbb4538270), :)
   Call: (227) [system] (:)=(;)
   Fail: (227) [system] (:)=(;)
   Call: (227) [system] (:)=(/)
   Fail: (227) [system] (:)=(/)
^  Call: (227) [user] is_like_space(:)
   Call: (228) [system] char_type(:, 'white')
   Fail: (228) [system] char_type(:, 'white')
   Call: (228) [system] char_type(:, end_of_line)
   Fail: (228) [system] char_type(:, end_of_line)
   Call: (228) [system] char_type(:, space)
   Fail: (228) [system] char_type(:, space)
   Call: (228) [system] char_type(:, cntrl)
   Fail: (228) [system] char_type(:, cntrl)
^  Fail: (227) [user] is_like_space(:)
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] get_char((0x55fbb4538270), _1575458)
   Exit: (226) [system] get_char((0x55fbb4538270), :)
   Call: (226) [system] (:)='('
   Fail: (226) [system] (:)='('
   Call: (226) [system] (:)='['
   Fail: (226) [system] (:)='['
   Call: (226) [system] (:)='{'
   Fail: (226) [system] (:)='{'
   Call: (226) [system] (:)='"'
   Fail: (226) [system] (:)='"'
   Call: (226) [system] (:)=!
   Fail: (226) [system] (:)=!
   Call: (226) [system] (:)='\''
   Fail: (226) [system] (:)='\''
   Call: (226) [system] (:)='`'
   Fail: (226) [system] (:)='`'
   Call: (226) [system] (:)=end_of_file
   Fail: (226) [system] (:)=end_of_file
^  Call: (226) [user] read_symbolic(')', (0x55fbb4538270), :, _1557590)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _1593100)
   Call: (228) [system] peek_char((0x55fbb4538270), _1594034)
   Exit: (228) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (228) [user] is_delimiter(' ')
   Call: (229) [system] char_type(' ', space)
   Exit: (229) [system] char_type(' ', space)
^  Exit: (228) [user] is_delimiter(' ')
   Call: (228) [system] _1593100=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (227) [user] classify_and_convert_charseq([:], _1557590)
^  Call: (228) [user] classify_and_convert_charseq_([:], _1603318)
^  Call: (230) [system] setup_call_cleanup('$notrace'(_1604270, _1604272), once(user:catch(read_from_chars([:], _1603318), _1604252, fail)), '$restore_trace'(_1604270, _1604272))
^  Call: (231) [system] sig_atomic(system:'$notrace'(_1604270, _1604272))
^  Exit: (230) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1604252, fail)), system:'$restore_trace'(3, -1))
   Call: (229) [system] atomic(:)
   Exit: (229) [system] atomic(:)
^  Exit: (228) [user] classify_and_convert_charseq_([:], :)
   Call: (228) [system] integer(:)
   Fail: (228) [system] integer(:)
   Call: (228) [system] _1557590=(:)
   Exit: (228) [system] (:)=(:)
^  Exit: (227) [user] classify_and_convert_charseq([:], :)
^  Exit: (226) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (225) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (225) [user] read_list(')', (0x55fbb4538270), _1616398)
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _1618256)
   Exit: (227) [system] peek_char((0x55fbb4538270), ' ')
   Call: (227) [system] ' '=(;)
   Fail: (227) [system] ' '=(;)
   Call: (227) [system] ' '=(/)
   Fail: (227) [system] ' '=(/)
^  Call: (227) [user] is_like_space(' ')
   Call: (228) [system] char_type(' ', 'white')
   Exit: (228) [system] char_type(' ', 'white')
^  Exit: (227) [user] is_like_space(' ')
   Call: (227) [system] get_char((0x55fbb4538270), _1627850)
   Exit: (227) [system] get_char((0x55fbb4538270), ' ')
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _1630554)
   Exit: (228) [system] peek_char((0x55fbb4538270), '(')
   Call: (228) [system] '('=(;)
   Fail: (228) [system] '('=(;)
   Call: (228) [system] '('=(/)
   Fail: (228) [system] '('=(/)
^  Call: (228) [user] is_like_space('(')
   Call: (229) [system] char_type('(', 'white')
   Fail: (229) [system] char_type('(', 'white')
   Call: (229) [system] char_type('(', end_of_line)
   Fail: (229) [system] char_type('(', end_of_line)
   Call: (229) [system] char_type('(', space)
   Fail: (229) [system] char_type('(', space)
   Call: (229) [system] char_type('(', cntrl)
   Fail: (229) [system] char_type('(', cntrl)
^  Fail: (228) [user] is_like_space('(')
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1647488)
   Exit: (226) [system] peek_char((0x55fbb4538270), '(')
   Call: (226) [system] '('=')'
   Fail: (226) [system] '('=')'
   Call: (226) [system] '('=end_of_file
   Fail: (226) [system] '('=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55fbb4538270), _1653058)
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _1654916)
   Exit: (228) [system] peek_char((0x55fbb4538270), '(')
   Call: (228) [system] '('=(;)
   Fail: (228) [system] '('=(;)
   Call: (228) [system] '('=(/)
   Fail: (228) [system] '('=(/)
^  Call: (228) [user] is_like_space('(')
   Call: (229) [system] char_type('(', 'white')
   Fail: (229) [system] char_type('(', 'white')
   Call: (229) [system] char_type('(', end_of_line)
   Fail: (229) [system] char_type('(', end_of_line)
   Call: (229) [system] char_type('(', space)
   Fail: (229) [system] char_type('(', space)
   Call: (229) [system] char_type('(', cntrl)
   Fail: (229) [system] char_type('(', cntrl)
^  Fail: (228) [user] is_like_space('(')
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] get_char((0x55fbb4538270), _1670926)
   Exit: (227) [system] get_char((0x55fbb4538270), '(')
   Call: (227) [system] '('='('
   Exit: (227) [system] '('='('
^  Call: (227) [user] read_list(')', (0x55fbb4538270), _1653058)
^  Call: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _1676496)
   Exit: (229) [system] peek_char((0x55fbb4538270), 'D')
   Call: (229) [system] 'D'=(;)
   Fail: (229) [system] 'D'=(;)
   Call: (229) [system] 'D'=(/)
   Fail: (229) [system] 'D'=(/)
^  Call: (229) [user] is_like_space('D')
   Call: (230) [system] char_type('D', 'white')
   Fail: (230) [system] char_type('D', 'white')
   Call: (230) [system] char_type('D', end_of_line)
   Fail: (230) [system] char_type('D', end_of_line)
   Call: (230) [system] char_type('D', space)
   Fail: (230) [system] char_type('D', space)
   Call: (230) [system] char_type('D', cntrl)
   Fail: (230) [system] char_type('D', cntrl)
^  Fail: (229) [user] is_like_space('D')
^  Exit: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _1692506)
   Exit: (228) [system] peek_char((0x55fbb4538270), 'D')
   Call: (228) [system] 'D'=')'
   Fail: (228) [system] 'D'=')'
   Call: (228) [system] 'D'=end_of_file
   Fail: (228) [system] 'D'=end_of_file
^  Call: (228) [user] cont_sexpr(')', (0x55fbb4538270), _1698076)
^  Call: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _1699934)
   Exit: (230) [system] peek_char((0x55fbb4538270), 'D')
   Call: (230) [system] 'D'=(;)
   Fail: (230) [system] 'D'=(;)
   Call: (230) [system] 'D'=(/)
   Fail: (230) [system] 'D'=(/)
^  Call: (230) [user] is_like_space('D')
   Call: (231) [system] char_type('D', 'white')
   Fail: (231) [system] char_type('D', 'white')
   Call: (231) [system] char_type('D', end_of_line)
   Fail: (231) [system] char_type('D', end_of_line)
   Call: (231) [system] char_type('D', space)
   Fail: (231) [system] char_type('D', space)
   Call: (231) [system] char_type('D', cntrl)
   Fail: (231) [system] char_type('D', cntrl)
^  Fail: (230) [user] is_like_space('D')
^  Exit: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] get_char((0x55fbb4538270), _1715944)
   Exit: (229) [system] get_char((0x55fbb4538270), 'D')
   Call: (229) [system] 'D'='('
   Fail: (229) [system] 'D'='('
   Call: (229) [system] 'D'='['
   Fail: (229) [system] 'D'='['
   Call: (229) [system] 'D'='{'
   Fail: (229) [system] 'D'='{'
   Call: (229) [system] 'D'='"'
   Fail: (229) [system] 'D'='"'
   Call: (229) [system] 'D'=!
   Fail: (229) [system] 'D'=!
   Call: (229) [system] 'D'='\''
   Fail: (229) [system] 'D'='\''
   Call: (229) [system] 'D'='`'
   Fail: (229) [system] 'D'='`'
   Call: (229) [system] 'D'=end_of_file
   Fail: (229) [system] 'D'=end_of_file
^  Call: (229) [user] read_symbolic(')', (0x55fbb4538270), 'D', _1698076)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _1733586)
   Call: (231) [system] peek_char((0x55fbb4538270), _1734520)
   Exit: (231) [system] peek_char((0x55fbb4538270), i)
^  Call: (231) [user] is_delimiter(i)
   Call: (232) [system] char_type(i, space)
   Fail: (232) [system] char_type(i, space)
   Call: (232) [system] arg(_1739240, v('(', ')', end_of_file), i)
   Fail: (232) [system] arg(_1740172, v('(', ')', end_of_file), i)
^  Fail: (231) [user] is_delimiter(i)
   Call: (231) [system] ')'==i
   Fail: (231) [system] ')'==i
   Call: (231) [system] get_char((0x55fbb4538270), i)
   Exit: (231) [system] get_char((0x55fbb4538270), i)
   Call: (231) [system] i=(\)
   Fail: (231) [system] i=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _1747522)
   Call: (232) [system] peek_char((0x55fbb4538270), _1748456)
   Exit: (232) [system] peek_char((0x55fbb4538270), s)
^  Call: (232) [user] is_delimiter(s)
   Call: (233) [system] char_type(s, space)
   Fail: (233) [system] char_type(s, space)
   Call: (233) [system] arg(_1753176, v('(', ')', end_of_file), s)
   Fail: (233) [system] arg(_1754108, v('(', ')', end_of_file), s)
^  Fail: (232) [user] is_delimiter(s)
   Call: (232) [system] ')'==s
   Fail: (232) [system] ')'==s
   Call: (232) [system] get_char((0x55fbb4538270), s)
   Exit: (232) [system] get_char((0x55fbb4538270), s)
   Call: (232) [system] s=(\)
   Fail: (232) [system] s=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _1761458)
   Call: (233) [system] peek_char((0x55fbb4538270), _1762392)
   Exit: (233) [system] peek_char((0x55fbb4538270), j)
^  Call: (233) [user] is_delimiter(j)
   Call: (234) [system] char_type(j, space)
   Fail: (234) [system] char_type(j, space)
   Call: (234) [system] arg(_1767112, v('(', ')', end_of_file), j)
   Fail: (234) [system] arg(_1768044, v('(', ')', end_of_file), j)
^  Fail: (233) [user] is_delimiter(j)
   Call: (233) [system] ')'==j
   Fail: (233) [system] ')'==j
   Call: (233) [system] get_char((0x55fbb4538270), j)
   Exit: (233) [system] get_char((0x55fbb4538270), j)
   Call: (233) [system] j=(\)
   Fail: (233) [system] j=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _1775394)
   Call: (234) [system] peek_char((0x55fbb4538270), _1776328)
   Exit: (234) [system] peek_char((0x55fbb4538270), u)
^  Call: (234) [user] is_delimiter(u)
   Call: (235) [system] char_type(u, space)
   Fail: (235) [system] char_type(u, space)
   Call: (235) [system] arg(_1781048, v('(', ')', end_of_file), u)
   Fail: (235) [system] arg(_1781980, v('(', ')', end_of_file), u)
^  Fail: (234) [user] is_delimiter(u)
   Call: (234) [system] ')'==u
   Fail: (234) [system] ')'==u
   Call: (234) [system] get_char((0x55fbb4538270), u)
   Exit: (234) [system] get_char((0x55fbb4538270), u)
   Call: (234) [system] u=(\)
   Fail: (234) [system] u=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _1789330)
   Call: (235) [system] peek_char((0x55fbb4538270), _1790264)
   Exit: (235) [system] peek_char((0x55fbb4538270), n)
^  Call: (235) [user] is_delimiter(n)
   Call: (236) [system] char_type(n, space)
   Fail: (236) [system] char_type(n, space)
   Call: (236) [system] arg(_1794984, v('(', ')', end_of_file), n)
   Fail: (236) [system] arg(_1795916, v('(', ')', end_of_file), n)
^  Fail: (235) [user] is_delimiter(n)
   Call: (235) [system] ')'==n
   Fail: (235) [system] ')'==n
   Call: (235) [system] get_char((0x55fbb4538270), n)
   Exit: (235) [system] get_char((0x55fbb4538270), n)
   Call: (235) [system] n=(\)
   Fail: (235) [system] n=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), _1803266)
   Call: (236) [system] peek_char((0x55fbb4538270), _1804200)
   Exit: (236) [system] peek_char((0x55fbb4538270), c)
^  Call: (236) [user] is_delimiter(c)
   Call: (237) [system] char_type(c, space)
   Fail: (237) [system] char_type(c, space)
   Call: (237) [system] arg(_1808920, v('(', ')', end_of_file), c)
   Fail: (237) [system] arg(_1809852, v('(', ')', end_of_file), c)
^  Fail: (236) [user] is_delimiter(c)
   Call: (236) [system] ')'==c
   Fail: (236) [system] ')'==c
   Call: (236) [system] get_char((0x55fbb4538270), c)
   Exit: (236) [system] get_char((0x55fbb4538270), c)
   Call: (236) [system] c=(\)
   Fail: (236) [system] c=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), _1817202)
   Call: (237) [system] peek_char((0x55fbb4538270), _1818136)
   Exit: (237) [system] peek_char((0x55fbb4538270), t)
^  Call: (237) [user] is_delimiter(t)
   Call: (238) [system] char_type(t, space)
   Fail: (238) [system] char_type(t, space)
   Call: (238) [system] arg(_1822856, v('(', ')', end_of_file), t)
   Fail: (238) [system] arg(_1823788, v('(', ')', end_of_file), t)
^  Fail: (237) [user] is_delimiter(t)
   Call: (237) [system] ')'==t
   Fail: (237) [system] ')'==t
   Call: (237) [system] get_char((0x55fbb4538270), t)
   Exit: (237) [system] get_char((0x55fbb4538270), t)
   Call: (237) [system] t=(\)
   Fail: (237) [system] t=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), _1831138)
   Call: (238) [system] peek_char((0x55fbb4538270), _1832072)
   Exit: (238) [system] peek_char((0x55fbb4538270), i)
^  Call: (238) [user] is_delimiter(i)
   Call: (239) [system] char_type(i, space)
   Fail: (239) [system] char_type(i, space)
   Call: (239) [system] arg(_1836792, v('(', ')', end_of_file), i)
   Fail: (239) [system] arg(_1837724, v('(', ')', end_of_file), i)
^  Fail: (238) [user] is_delimiter(i)
   Call: (238) [system] ')'==i
   Fail: (238) [system] ')'==i
   Call: (238) [system] get_char((0x55fbb4538270), i)
   Exit: (238) [system] get_char((0x55fbb4538270), i)
   Call: (238) [system] i=(\)
   Fail: (238) [system] i=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), _1845074)
   Call: (239) [system] peek_char((0x55fbb4538270), _1846008)
   Exit: (239) [system] peek_char((0x55fbb4538270), o)
^  Call: (239) [user] is_delimiter(o)
   Call: (240) [system] char_type(o, space)
   Fail: (240) [system] char_type(o, space)
   Call: (240) [system] arg(_1850728, v('(', ')', end_of_file), o)
   Fail: (240) [system] arg(_1851660, v('(', ')', end_of_file), o)
^  Fail: (239) [user] is_delimiter(o)
   Call: (239) [system] ')'==o
   Fail: (239) [system] ')'==o
   Call: (239) [system] get_char((0x55fbb4538270), o)
   Exit: (239) [system] get_char((0x55fbb4538270), o)
   Call: (239) [system] o=(\)
   Fail: (239) [system] o=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55fbb4538270), _1859010)
   Call: (240) [system] peek_char((0x55fbb4538270), _1859944)
   Exit: (240) [system] peek_char((0x55fbb4538270), n)
^  Call: (240) [user] is_delimiter(n)
   Call: (241) [system] char_type(n, space)
   Fail: (241) [system] char_type(n, space)
   Call: (241) [system] arg(_1864664, v('(', ')', end_of_file), n)
   Fail: (241) [system] arg(_1865596, v('(', ')', end_of_file), n)
^  Fail: (240) [user] is_delimiter(n)
   Call: (240) [system] ')'==n
   Fail: (240) [system] ')'==n
   Call: (240) [system] get_char((0x55fbb4538270), n)
   Exit: (240) [system] get_char((0x55fbb4538270), n)
   Call: (240) [system] n=(\)
   Fail: (240) [system] n=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55fbb4538270), _1872946)
   Call: (241) [system] peek_char((0x55fbb4538270), _1873880)
   Exit: (241) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (241) [user] is_delimiter('I')
   Call: (242) [system] char_type('I', space)
   Fail: (242) [system] char_type('I', space)
   Call: (242) [system] arg(_1878600, v('(', ')', end_of_file), 'I')
   Fail: (242) [system] arg(_1879532, v('(', ')', end_of_file), 'I')
^  Fail: (241) [user] is_delimiter('I')
   Call: (241) [system] ')'=='I'
   Fail: (241) [system] ')'=='I'
   Call: (241) [system] get_char((0x55fbb4538270), 'I')
   Exit: (241) [system] get_char((0x55fbb4538270), 'I')
   Call: (241) [system] 'I'=(\)
   Fail: (241) [system] 'I'=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55fbb4538270), _1886882)
   Call: (242) [system] peek_char((0x55fbb4538270), _1887816)
   Exit: (242) [system] peek_char((0x55fbb4538270), n)
^  Call: (242) [user] is_delimiter(n)
   Call: (243) [system] char_type(n, space)
   Fail: (243) [system] char_type(n, space)
   Call: (243) [system] arg(_1892536, v('(', ')', end_of_file), n)
   Fail: (243) [system] arg(_1893468, v('(', ')', end_of_file), n)
^  Fail: (242) [user] is_delimiter(n)
   Call: (242) [system] ')'==n
   Fail: (242) [system] ')'==n
   Call: (242) [system] get_char((0x55fbb4538270), n)
   Exit: (242) [system] get_char((0x55fbb4538270), n)
   Call: (242) [system] n=(\)
   Fail: (242) [system] n=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55fbb4538270), _1900818)
   Call: (243) [system] peek_char((0x55fbb4538270), _1901752)
   Exit: (243) [system] peek_char((0x55fbb4538270), t)
^  Call: (243) [user] is_delimiter(t)
   Call: (244) [system] char_type(t, space)
   Fail: (244) [system] char_type(t, space)
   Call: (244) [system] arg(_1906472, v('(', ')', end_of_file), t)
   Fail: (244) [system] arg(_1907404, v('(', ')', end_of_file), t)
^  Fail: (243) [user] is_delimiter(t)
   Call: (243) [system] ')'==t
   Fail: (243) [system] ')'==t
   Call: (243) [system] get_char((0x55fbb4538270), t)
   Exit: (243) [system] get_char((0x55fbb4538270), t)
   Call: (243) [system] t=(\)
   Fail: (243) [system] t=(\)
^  Call: (243) [user] read_symbolic_cont(')', (0x55fbb4538270), _1914754)
   Call: (244) [system] peek_char((0x55fbb4538270), _1915688)
   Exit: (244) [system] peek_char((0x55fbb4538270), r)
^  Call: (244) [user] is_delimiter(r)
   Call: (245) [system] char_type(r, space)
   Fail: (245) [system] char_type(r, space)
   Call: (245) [system] arg(_1920408, v('(', ')', end_of_file), r)
   Fail: (245) [system] arg(_1921340, v('(', ')', end_of_file), r)
^  Fail: (244) [user] is_delimiter(r)
   Call: (244) [system] ')'==r
   Fail: (244) [system] ')'==r
   Call: (244) [system] get_char((0x55fbb4538270), r)
   Exit: (244) [system] get_char((0x55fbb4538270), r)
   Call: (244) [system] r=(\)
   Fail: (244) [system] r=(\)
^  Call: (244) [user] read_symbolic_cont(')', (0x55fbb4538270), _1928690)
   Call: (245) [system] peek_char((0x55fbb4538270), _1929624)
   Exit: (245) [system] peek_char((0x55fbb4538270), o)
^  Call: (245) [user] is_delimiter(o)
   Call: (246) [system] char_type(o, space)
   Fail: (246) [system] char_type(o, space)
   Call: (246) [system] arg(_1934344, v('(', ')', end_of_file), o)
   Fail: (246) [system] arg(_1935276, v('(', ')', end_of_file), o)
^  Fail: (245) [user] is_delimiter(o)
   Call: (245) [system] ')'==o
   Fail: (245) [system] ')'==o
   Call: (245) [system] get_char((0x55fbb4538270), o)
   Exit: (245) [system] get_char((0x55fbb4538270), o)
   Call: (245) [system] o=(\)
   Fail: (245) [system] o=(\)
^  Call: (245) [user] read_symbolic_cont(')', (0x55fbb4538270), _1942626)
   Call: (246) [system] peek_char((0x55fbb4538270), _1943560)
   Exit: (246) [system] peek_char((0x55fbb4538270), d)
^  Call: (246) [user] is_delimiter(d)
   Call: (247) [system] char_type(d, space)
   Fail: (247) [system] char_type(d, space)
   Call: (247) [system] arg(_1948280, v('(', ')', end_of_file), d)
   Fail: (247) [system] arg(_1949212, v('(', ')', end_of_file), d)
^  Fail: (246) [user] is_delimiter(d)
   Call: (246) [system] ')'==d
   Fail: (246) [system] ')'==d
   Call: (246) [system] get_char((0x55fbb4538270), d)
   Exit: (246) [system] get_char((0x55fbb4538270), d)
   Call: (246) [system] d=(\)
   Fail: (246) [system] d=(\)
^  Call: (246) [user] read_symbolic_cont(')', (0x55fbb4538270), _1956562)
   Call: (247) [system] peek_char((0x55fbb4538270), _1957496)
   Exit: (247) [system] peek_char((0x55fbb4538270), u)
^  Call: (247) [user] is_delimiter(u)
   Call: (248) [system] char_type(u, space)
   Fail: (248) [system] char_type(u, space)
   Call: (248) [system] arg(_1962216, v('(', ')', end_of_file), u)
   Fail: (248) [system] arg(_1963148, v('(', ')', end_of_file), u)
^  Fail: (247) [user] is_delimiter(u)
   Call: (247) [system] ')'==u
   Fail: (247) [system] ')'==u
   Call: (247) [system] get_char((0x55fbb4538270), u)
   Exit: (247) [system] get_char((0x55fbb4538270), u)
   Call: (247) [system] u=(\)
   Fail: (247) [system] u=(\)
^  Call: (247) [user] read_symbolic_cont(')', (0x55fbb4538270), _1970498)
   Call: (248) [system] peek_char((0x55fbb4538270), _1971432)
   Exit: (248) [system] peek_char((0x55fbb4538270), c)
^  Call: (248) [user] is_delimiter(c)
   Call: (249) [system] char_type(c, space)
   Fail: (249) [system] char_type(c, space)
   Call: (249) [system] arg(_1976152, v('(', ')', end_of_file), c)
   Fail: (249) [system] arg(_1977084, v('(', ')', end_of_file), c)
^  Fail: (248) [user] is_delimiter(c)
   Call: (248) [system] ')'==c
   Fail: (248) [system] ')'==c
   Call: (248) [system] get_char((0x55fbb4538270), c)
   Exit: (248) [system] get_char((0x55fbb4538270), c)
   Call: (248) [system] c=(\)
   Fail: (248) [system] c=(\)
^  Call: (248) [user] read_symbolic_cont(')', (0x55fbb4538270), _1984434)
   Call: (249) [system] peek_char((0x55fbb4538270), _1985368)
   Exit: (249) [system] peek_char((0x55fbb4538270), t)
^  Call: (249) [user] is_delimiter(t)
   Call: (250) [system] char_type(t, space)
   Fail: (250) [system] char_type(t, space)
   Call: (250) [system] arg(_1990088, v('(', ')', end_of_file), t)
   Fail: (250) [system] arg(_1991020, v('(', ')', end_of_file), t)
^  Fail: (249) [user] is_delimiter(t)
   Call: (249) [system] ')'==t
   Fail: (249) [system] ')'==t
   Call: (249) [system] get_char((0x55fbb4538270), t)
   Exit: (249) [system] get_char((0x55fbb4538270), t)
   Call: (249) [system] t=(\)
   Fail: (249) [system] t=(\)
^  Call: (249) [user] read_symbolic_cont(')', (0x55fbb4538270), _1998370)
   Call: (250) [system] peek_char((0x55fbb4538270), _1999304)
   Exit: (250) [system] peek_char((0x55fbb4538270), i)
^  Call: (250) [user] is_delimiter(i)
   Call: (251) [system] char_type(i, space)
   Fail: (251) [system] char_type(i, space)
   Call: (251) [system] arg(_2004024, v('(', ')', end_of_file), i)
   Fail: (251) [system] arg(_2004956, v('(', ')', end_of_file), i)
^  Fail: (250) [user] is_delimiter(i)
   Call: (250) [system] ')'==i
   Fail: (250) [system] ')'==i
   Call: (250) [system] get_char((0x55fbb4538270), i)
   Exit: (250) [system] get_char((0x55fbb4538270), i)
   Call: (250) [system] i=(\)
   Fail: (250) [system] i=(\)
^  Call: (250) [user] read_symbolic_cont(')', (0x55fbb4538270), _2012306)
   Call: (251) [system] peek_char((0x55fbb4538270), _2013240)
   Exit: (251) [system] peek_char((0x55fbb4538270), o)
^  Call: (251) [user] is_delimiter(o)
   Call: (252) [system] char_type(o, space)
   Fail: (252) [system] char_type(o, space)
   Call: (252) [system] arg(_2017960, v('(', ')', end_of_file), o)
   Fail: (252) [system] arg(_2018892, v('(', ')', end_of_file), o)
^  Fail: (251) [user] is_delimiter(o)
   Call: (251) [system] ')'==o
   Fail: (251) [system] ')'==o
   Call: (251) [system] get_char((0x55fbb4538270), o)
   Exit: (251) [system] get_char((0x55fbb4538270), o)
   Call: (251) [system] o=(\)
   Fail: (251) [system] o=(\)
^  Call: (251) [user] read_symbolic_cont(')', (0x55fbb4538270), _2026242)
   Call: (252) [system] peek_char((0x55fbb4538270), _2027176)
   Exit: (252) [system] peek_char((0x55fbb4538270), n)
^  Call: (252) [user] is_delimiter(n)
   Call: (253) [system] char_type(n, space)
   Fail: (253) [system] char_type(n, space)
   Call: (253) [system] arg(_2031896, v('(', ')', end_of_file), n)
   Fail: (253) [system] arg(_2032828, v('(', ')', end_of_file), n)
^  Fail: (252) [user] is_delimiter(n)
   Call: (252) [system] ')'==n
   Fail: (252) [system] ')'==n
   Call: (252) [system] get_char((0x55fbb4538270), n)
   Exit: (252) [system] get_char((0x55fbb4538270), n)
   Call: (252) [system] n=(\)
   Fail: (252) [system] n=(\)
^  Call: (252) [user] read_symbolic_cont(')', (0x55fbb4538270), _2040178)
   Call: (253) [system] peek_char((0x55fbb4538270), _2041112)
   Exit: (253) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (253) [user] is_delimiter(' ')
   Call: (254) [system] char_type(' ', space)
   Exit: (254) [system] char_type(' ', space)
^  Exit: (253) [user] is_delimiter(' ')
   Call: (253) [system] _2040178=[]
   Exit: (253) [system] []=[]
^  Exit: (252) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (252) [system] _2026242=[n]
   Exit: (252) [system] [n]=[n]
^  Exit: (251) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (251) [system] _2012306=[o, n]
   Exit: (251) [system] [o, n]=[o, n]
^  Exit: (250) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (250) [system] _1998370=[i, o, n]
   Exit: (250) [system] [i, o, n]=[i, o, n]
^  Exit: (249) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (249) [system] _1984434=[t, i, o, n]
   Exit: (249) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (248) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (248) [system] _1970498=[c, t, i, o, n]
   Exit: (248) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (247) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (247) [system] _1956562=[u, c, t, i, o, n]
   Exit: (247) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (246) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (246) [system] _1942626=[d, u, c, t, i, o, n]
   Exit: (246) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (245) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (245) [system] _1928690=[o, d, u, c, t, i, o, n]
   Exit: (245) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (244) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (244) [system] _1914754=[r, o, d, u, c, t, i, o, n]
   Exit: (244) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (243) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (243) [system] _1900818=[t, r, o, d, u, c, t, i, o, n]
   Exit: (243) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (242) [system] _1886882=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (242) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (241) [system] _1872946=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (241) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (240) [system] _1859010=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (240) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (239) [system] _1845074=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (239) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (238) [system] _1831138=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (238) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (237) [system] _1817202=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (237) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (236) [system] _1803266=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (236) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (235) [system] _6610=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (235) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (234) [system] _6606=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (234) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (233) [system] _6602=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (233) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (232) [system] _6598=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (231) [system] _6594=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (230) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _6590)
^  Call: (231) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _21590)
^  Call: (233) [system] setup_call_cleanup('$notrace'(_22542, _22544), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _21590), _22524, fail)), '$restore_trace'(_22542, _22544))
^  Call: (234) [system] sig_atomic(system:'$notrace'(_22542, _22544))
^  Exit: (233) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _21590), _22524, fail)), system:'$restore_trace'(3, -1))
   Call: (232) [system] atomic(_21590)
   Fail: (232) [system] atomic(_21590)
   Call: (232) [system] atom_chars(_21590, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (232) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (231) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
   Call: (231) [system] integer('DisjunctionIntroduction')
   Fail: (231) [system] integer('DisjunctionIntroduction')
   Call: (231) [system] _6590='DisjunctionIntroduction'
   Exit: (231) [system] 'DisjunctionIntroduction'='DisjunctionIntroduction'
^  Exit: (230) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (229) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'DisjunctionIntroduction')
^  Exit: (228) [user] cont_sexpr(')', (0x55fbb4538270), 'DisjunctionIntroduction')
^  Call: (228) [user] read_list(')', (0x55fbb4538270), _36540)
^  Call: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _38398)
   Exit: (230) [system] peek_char((0x55fbb4538270), ' ')
   Call: (230) [system] ' '=(;)
   Fail: (230) [system] ' '=(;)
   Call: (230) [system] ' '=(/)
   Fail: (230) [system] ' '=(/)
^  Call: (230) [user] is_like_space(' ')
   Call: (231) [system] char_type(' ', 'white')
   Exit: (231) [system] char_type(' ', 'white')
^  Exit: (230) [user] is_like_space(' ')
   Call: (230) [system] get_char((0x55fbb4538270), _47992)
   Exit: (230) [system] get_char((0x55fbb4538270), ' ')
^  Call: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] peek_char((0x55fbb4538270), _50696)
   Exit: (231) [system] peek_char((0x55fbb4538270), a)
   Call: (231) [system] a=(;)
   Fail: (231) [system] a=(;)
   Call: (231) [system] a=(/)
   Fail: (231) [system] a=(/)
^  Call: (231) [user] is_like_space(a)
   Call: (232) [system] char_type(a, 'white')
   Fail: (232) [system] char_type(a, 'white')
   Call: (232) [system] char_type(a, end_of_line)
   Fail: (232) [system] char_type(a, end_of_line)
   Call: (232) [system] char_type(a, space)
   Fail: (232) [system] char_type(a, space)
   Call: (232) [system] char_type(a, cntrl)
   Fail: (232) [system] char_type(a, cntrl)
^  Fail: (231) [user] is_like_space(a)
^  Exit: (230) [user] skip_spaces((0x55fbb4538270))
^  Exit: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _67630)
   Exit: (229) [system] peek_char((0x55fbb4538270), a)
   Call: (229) [system] a=')'
   Fail: (229) [system] a=')'
   Call: (229) [system] a=end_of_file
   Fail: (229) [system] a=end_of_file
^  Call: (229) [user] cont_sexpr(')', (0x55fbb4538270), _73200)
^  Call: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] peek_char((0x55fbb4538270), _75058)
   Exit: (231) [system] peek_char((0x55fbb4538270), a)
   Call: (231) [system] a=(;)
   Fail: (231) [system] a=(;)
   Call: (231) [system] a=(/)
   Fail: (231) [system] a=(/)
^  Call: (231) [user] is_like_space(a)
   Call: (232) [system] char_type(a, 'white')
   Fail: (232) [system] char_type(a, 'white')
   Call: (232) [system] char_type(a, end_of_line)
   Fail: (232) [system] char_type(a, end_of_line)
   Call: (232) [system] char_type(a, space)
   Fail: (232) [system] char_type(a, space)
   Call: (232) [system] char_type(a, cntrl)
   Fail: (232) [system] char_type(a, cntrl)
^  Fail: (231) [user] is_like_space(a)
^  Exit: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] get_char((0x55fbb4538270), _91068)
   Exit: (230) [system] get_char((0x55fbb4538270), a)
   Call: (230) [system] a='('
   Fail: (230) [system] a='('
   Call: (230) [system] a='['
   Fail: (230) [system] a='['
   Call: (230) [system] a='{'
   Fail: (230) [system] a='{'
   Call: (230) [system] a='"'
   Fail: (230) [system] a='"'
   Call: (230) [system] a=!
   Fail: (230) [system] a=!
   Call: (230) [system] a='\''
   Fail: (230) [system] a='\''
   Call: (230) [system] a='`'
   Fail: (230) [system] a='`'
   Call: (230) [system] a=end_of_file
   Fail: (230) [system] a=end_of_file
^  Call: (230) [user] read_symbolic(')', (0x55fbb4538270), a, _73200)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _108710)
   Call: (232) [system] peek_char((0x55fbb4538270), _109644)
   Exit: (232) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (232) [user] is_delimiter(' ')
   Call: (233) [system] char_type(' ', space)
   Exit: (233) [system] char_type(' ', space)
^  Exit: (232) [user] is_delimiter(' ')
   Call: (232) [system] _108710=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (231) [user] classify_and_convert_charseq([a], _73200)
^  Call: (232) [user] classify_and_convert_charseq_([a], _118928)
^  Call: (234) [system] setup_call_cleanup('$notrace'(_119880, _119882), once(user:catch(read_from_chars([a], _118928), _119862, fail)), '$restore_trace'(_119880, _119882))
^  Call: (235) [system] sig_atomic(system:'$notrace'(_119880, _119882))
^  Exit: (234) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _119862, fail)), system:'$restore_trace'(3, -1))
   Call: (233) [system] atomic(a)
   Exit: (233) [system] atomic(a)
^  Exit: (232) [user] classify_and_convert_charseq_([a], a)
   Call: (232) [system] integer(a)
   Fail: (232) [system] integer(a)
   Call: (232) [system] _73200=a
   Exit: (232) [system] a=a
^  Exit: (231) [user] classify_and_convert_charseq([a], a)
^  Exit: (230) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (229) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (229) [user] read_list(')', (0x55fbb4538270), _132008)
^  Call: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] peek_char((0x55fbb4538270), _133866)
   Exit: (231) [system] peek_char((0x55fbb4538270), ' ')
   Call: (231) [system] ' '=(;)
   Fail: (231) [system] ' '=(;)
   Call: (231) [system] ' '=(/)
   Fail: (231) [system] ' '=(/)
^  Call: (231) [user] is_like_space(' ')
   Call: (232) [system] char_type(' ', 'white')
   Exit: (232) [system] char_type(' ', 'white')
^  Exit: (231) [user] is_like_space(' ')
   Call: (231) [system] get_char((0x55fbb4538270), _143460)
   Exit: (231) [system] get_char((0x55fbb4538270), ' ')
^  Call: (231) [user] skip_spaces((0x55fbb4538270))
   Call: (232) [system] peek_char((0x55fbb4538270), _146164)
   Exit: (232) [system] peek_char((0x55fbb4538270), a)
   Call: (232) [system] a=(;)
   Fail: (232) [system] a=(;)
   Call: (232) [system] a=(/)
   Fail: (232) [system] a=(/)
^  Call: (232) [user] is_like_space(a)
   Call: (233) [system] char_type(a, 'white')
   Fail: (233) [system] char_type(a, 'white')
   Call: (233) [system] char_type(a, end_of_line)
   Fail: (233) [system] char_type(a, end_of_line)
   Call: (233) [system] char_type(a, space)
   Fail: (233) [system] char_type(a, space)
   Call: (233) [system] char_type(a, cntrl)
   Fail: (233) [system] char_type(a, cntrl)
^  Fail: (232) [user] is_like_space(a)
^  Exit: (231) [user] skip_spaces((0x55fbb4538270))
^  Exit: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _163098)
   Exit: (230) [system] peek_char((0x55fbb4538270), a)
   Call: (230) [system] a=')'
   Fail: (230) [system] a=')'
   Call: (230) [system] a=end_of_file
   Fail: (230) [system] a=end_of_file
^  Call: (230) [user] cont_sexpr(')', (0x55fbb4538270), _168668)
^  Call: (231) [user] skip_spaces((0x55fbb4538270))
   Call: (232) [system] peek_char((0x55fbb4538270), _170526)
   Exit: (232) [system] peek_char((0x55fbb4538270), a)
   Call: (232) [system] a=(;)
   Fail: (232) [system] a=(;)
   Call: (232) [system] a=(/)
   Fail: (232) [system] a=(/)
^  Call: (232) [user] is_like_space(a)
   Call: (233) [system] char_type(a, 'white')
   Fail: (233) [system] char_type(a, 'white')
   Call: (233) [system] char_type(a, end_of_line)
   Fail: (233) [system] char_type(a, end_of_line)
   Call: (233) [system] char_type(a, space)
   Fail: (233) [system] char_type(a, space)
   Call: (233) [system] char_type(a, cntrl)
   Fail: (233) [system] char_type(a, cntrl)
^  Fail: (232) [user] is_like_space(a)
^  Exit: (231) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] get_char((0x55fbb4538270), _186536)
   Exit: (231) [system] get_char((0x55fbb4538270), a)
   Call: (231) [system] a='('
   Fail: (231) [system] a='('
   Call: (231) [system] a='['
   Fail: (231) [system] a='['
   Call: (231) [system] a='{'
   Fail: (231) [system] a='{'
   Call: (231) [system] a='"'
   Fail: (231) [system] a='"'
   Call: (231) [system] a=!
   Fail: (231) [system] a=!
   Call: (231) [system] a='\''
   Fail: (231) [system] a='\''
   Call: (231) [system] a='`'
   Fail: (231) [system] a='`'
   Call: (231) [system] a=end_of_file
   Fail: (231) [system] a=end_of_file
^  Call: (231) [user] read_symbolic(')', (0x55fbb4538270), a, _168668)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _204178)
   Call: (233) [system] peek_char((0x55fbb4538270), _205112)
   Exit: (233) [system] peek_char((0x55fbb4538270), ')')
^  Call: (233) [user] is_delimiter(')')
   Call: (234) [system] char_type(')', space)
   Fail: (234) [system] char_type(')', space)
   Call: (234) [system] arg(_209832, v('(', ')', end_of_file), ')')
   Exit: (234) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (233) [user] is_delimiter(')')
   Call: (233) [system] _204178=[]
   Exit: (233) [system] []=[]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (232) [user] classify_and_convert_charseq([a], _168668)
^  Call: (233) [user] classify_and_convert_charseq_([a], _216268)
^  Call: (235) [system] setup_call_cleanup('$notrace'(_217220, _217222), once(user:catch(read_from_chars([a], _216268), _217202, fail)), '$restore_trace'(_217220, _217222))
^  Call: (236) [system] sig_atomic(system:'$notrace'(_217220, _217222))
^  Exit: (235) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _217202, fail)), system:'$restore_trace'(3, -1))
   Call: (234) [system] atomic(a)
   Exit: (234) [system] atomic(a)
^  Exit: (233) [user] classify_and_convert_charseq_([a], a)
   Call: (233) [system] integer(a)
   Fail: (233) [system] integer(a)
   Call: (233) [system] _168668=a
   Exit: (233) [system] a=a
^  Exit: (232) [user] classify_and_convert_charseq([a], a)
^  Exit: (231) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (230) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (230) [user] read_list(')', (0x55fbb4538270), _229348)
^  Call: (231) [user] skip_spaces((0x55fbb4538270))
   Call: (232) [system] peek_char((0x55fbb4538270), _231206)
   Exit: (232) [system] peek_char((0x55fbb4538270), ')')
   Call: (232) [system] ')'=(;)
   Fail: (232) [system] ')'=(;)
   Call: (232) [system] ')'=(/)
   Fail: (232) [system] ')'=(/)
^  Call: (232) [user] is_like_space(')')
   Call: (233) [system] char_type(')', 'white')
   Fail: (233) [system] char_type(')', 'white')
   Call: (233) [system] char_type(')', end_of_line)
   Fail: (233) [system] char_type(')', end_of_line)
   Call: (233) [system] char_type(')', space)
   Fail: (233) [system] char_type(')', space)
   Call: (233) [system] char_type(')', cntrl)
   Fail: (233) [system] char_type(')', cntrl)
^  Fail: (232) [user] is_like_space(')')
^  Exit: (231) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] peek_char((0x55fbb4538270), _247216)
   Exit: (231) [system] peek_char((0x55fbb4538270), ')')
   Call: (231) [system] ')'=')'
   Exit: (231) [system] ')'=')'
   Call: (231) [system] get_char((0x55fbb4538270), _251006)
   Exit: (231) [system] get_char((0x55fbb4538270), ')')
   Call: (231) [system] _229348=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_list(')', (0x55fbb4538270), [])
   Call: (230) [system] _132008=[a]
   Exit: (230) [system] [a]=[a]
^  Exit: (229) [user] read_list(')', (0x55fbb4538270), [a])
   Call: (229) [system] _36540=[a, a]
   Exit: (229) [system] [a, a]=[a, a]
^  Exit: (228) [user] read_list(')', (0x55fbb4538270), [a, a])
   Call: (228) [system] _6584=['DisjunctionIntroduction', a, a]
   Exit: (228) [system] ['DisjunctionIntroduction', a, a]=['DisjunctionIntroduction', a, a]
^  Exit: (227) [user] read_list(')', (0x55fbb4538270), ['DisjunctionIntroduction', a, a])
^  Exit: (226) [user] cont_sexpr(')', (0x55fbb4538270), ['DisjunctionIntroduction', a, a])
^  Call: (226) [user] read_list(')', (0x55fbb4538270), _264888)
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _266746)
   Exit: (228) [system] peek_char((0x55fbb4538270), ' ')
   Call: (228) [system] ' '=(;)
   Fail: (228) [system] ' '=(;)
   Call: (228) [system] ' '=(/)
   Fail: (228) [system] ' '=(/)
^  Call: (228) [user] is_like_space(' ')
   Call: (229) [system] char_type(' ', 'white')
   Exit: (229) [system] char_type(' ', 'white')
^  Exit: (228) [user] is_like_space(' ')
   Call: (228) [system] get_char((0x55fbb4538270), _276340)
   Exit: (228) [system] get_char((0x55fbb4538270), ' ')
^  Call: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _279044)
   Exit: (229) [system] peek_char((0x55fbb4538270), '(')
   Call: (229) [system] '('=(;)
   Fail: (229) [system] '('=(;)
   Call: (229) [system] '('=(/)
   Fail: (229) [system] '('=(/)
^  Call: (229) [user] is_like_space('(')
   Call: (230) [system] char_type('(', 'white')
   Fail: (230) [system] char_type('(', 'white')
   Call: (230) [system] char_type('(', end_of_line)
   Fail: (230) [system] char_type('(', end_of_line)
   Call: (230) [system] char_type('(', space)
   Fail: (230) [system] char_type('(', space)
   Call: (230) [system] char_type('(', cntrl)
   Fail: (230) [system] char_type('(', cntrl)
^  Fail: (229) [user] is_like_space('(')
^  Exit: (228) [user] skip_spaces((0x55fbb4538270))
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _295978)
   Exit: (227) [system] peek_char((0x55fbb4538270), '(')
   Call: (227) [system] '('=')'
   Fail: (227) [system] '('=')'
   Call: (227) [system] '('=end_of_file
   Fail: (227) [system] '('=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55fbb4538270), _301548)
^  Call: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _303406)
   Exit: (229) [system] peek_char((0x55fbb4538270), '(')
   Call: (229) [system] '('=(;)
   Fail: (229) [system] '('=(;)
   Call: (229) [system] '('=(/)
   Fail: (229) [system] '('=(/)
^  Call: (229) [user] is_like_space('(')
   Call: (230) [system] char_type('(', 'white')
   Fail: (230) [system] char_type('(', 'white')
   Call: (230) [system] char_type('(', end_of_line)
   Fail: (230) [system] char_type('(', end_of_line)
   Call: (230) [system] char_type('(', space)
   Fail: (230) [system] char_type('(', space)
   Call: (230) [system] char_type('(', cntrl)
   Fail: (230) [system] char_type('(', cntrl)
^  Fail: (229) [user] is_like_space('(')
^  Exit: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] get_char((0x55fbb4538270), _319416)
   Exit: (228) [system] get_char((0x55fbb4538270), '(')
   Call: (228) [system] '('='('
   Exit: (228) [system] '('='('
^  Call: (228) [user] read_list(')', (0x55fbb4538270), _301548)
^  Call: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _324986)
   Exit: (230) [system] peek_char((0x55fbb4538270), 'O')
   Call: (230) [system] 'O'=(;)
   Fail: (230) [system] 'O'=(;)
   Call: (230) [system] 'O'=(/)
   Fail: (230) [system] 'O'=(/)
^  Call: (230) [user] is_like_space('O')
   Call: (231) [system] char_type('O', 'white')
   Fail: (231) [system] char_type('O', 'white')
   Call: (231) [system] char_type('O', end_of_line)
   Fail: (231) [system] char_type('O', end_of_line)
   Call: (231) [system] char_type('O', space)
   Fail: (231) [system] char_type('O', space)
   Call: (231) [system] char_type('O', cntrl)
   Fail: (231) [system] char_type('O', cntrl)
^  Fail: (230) [user] is_like_space('O')
^  Exit: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _340996)
   Exit: (229) [system] peek_char((0x55fbb4538270), 'O')
   Call: (229) [system] 'O'=')'
   Fail: (229) [system] 'O'=')'
   Call: (229) [system] 'O'=end_of_file
   Fail: (229) [system] 'O'=end_of_file
^  Call: (229) [user] cont_sexpr(')', (0x55fbb4538270), _346566)
^  Call: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] peek_char((0x55fbb4538270), _348424)
   Exit: (231) [system] peek_char((0x55fbb4538270), 'O')
   Call: (231) [system] 'O'=(;)
   Fail: (231) [system] 'O'=(;)
   Call: (231) [system] 'O'=(/)
   Fail: (231) [system] 'O'=(/)
^  Call: (231) [user] is_like_space('O')
   Call: (232) [system] char_type('O', 'white')
   Fail: (232) [system] char_type('O', 'white')
   Call: (232) [system] char_type('O', end_of_line)
   Fail: (232) [system] char_type('O', end_of_line)
   Call: (232) [system] char_type('O', space)
   Fail: (232) [system] char_type('O', space)
   Call: (232) [system] char_type('O', cntrl)
   Fail: (232) [system] char_type('O', cntrl)
^  Fail: (231) [user] is_like_space('O')
^  Exit: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] get_char((0x55fbb4538270), _364434)
   Exit: (230) [system] get_char((0x55fbb4538270), 'O')
   Call: (230) [system] 'O'='('
   Fail: (230) [system] 'O'='('
   Call: (230) [system] 'O'='['
   Fail: (230) [system] 'O'='['
   Call: (230) [system] 'O'='{'
   Fail: (230) [system] 'O'='{'
   Call: (230) [system] 'O'='"'
   Fail: (230) [system] 'O'='"'
   Call: (230) [system] 'O'=!
   Fail: (230) [system] 'O'=!
   Call: (230) [system] 'O'='\''
   Fail: (230) [system] 'O'='\''
   Call: (230) [system] 'O'='`'
   Fail: (230) [system] 'O'='`'
   Call: (230) [system] 'O'=end_of_file
   Fail: (230) [system] 'O'=end_of_file
^  Call: (230) [user] read_symbolic(')', (0x55fbb4538270), 'O', _346566)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _382076)
   Call: (232) [system] peek_char((0x55fbb4538270), _383010)
   Exit: (232) [system] peek_char((0x55fbb4538270), r)
^  Call: (232) [user] is_delimiter(r)
   Call: (233) [system] char_type(r, space)
   Fail: (233) [system] char_type(r, space)
   Call: (233) [system] arg(_387730, v('(', ')', end_of_file), r)
   Fail: (233) [system] arg(_388662, v('(', ')', end_of_file), r)
^  Fail: (232) [user] is_delimiter(r)
   Call: (232) [system] ')'==r
   Fail: (232) [system] ')'==r
   Call: (232) [system] get_char((0x55fbb4538270), r)
   Exit: (232) [system] get_char((0x55fbb4538270), r)
   Call: (232) [system] r=(\)
   Fail: (232) [system] r=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _396012)
   Call: (233) [system] peek_char((0x55fbb4538270), _396946)
   Exit: (233) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (233) [user] is_delimiter('L')
   Call: (234) [system] char_type('L', space)
   Fail: (234) [system] char_type('L', space)
   Call: (234) [system] arg(_401666, v('(', ')', end_of_file), 'L')
   Fail: (234) [system] arg(_402598, v('(', ')', end_of_file), 'L')
^  Fail: (233) [user] is_delimiter('L')
   Call: (233) [system] ')'=='L'
   Fail: (233) [system] ')'=='L'
   Call: (233) [system] get_char((0x55fbb4538270), 'L')
   Exit: (233) [system] get_char((0x55fbb4538270), 'L')
   Call: (233) [system] 'L'=(\)
   Fail: (233) [system] 'L'=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _409948)
   Call: (234) [system] peek_char((0x55fbb4538270), _410882)
   Exit: (234) [system] peek_char((0x55fbb4538270), i)
^  Call: (234) [user] is_delimiter(i)
   Call: (235) [system] char_type(i, space)
   Fail: (235) [system] char_type(i, space)
   Call: (235) [system] arg(_415602, v('(', ')', end_of_file), i)
   Fail: (235) [system] arg(_416534, v('(', ')', end_of_file), i)
^  Fail: (234) [user] is_delimiter(i)
   Call: (234) [system] ')'==i
   Fail: (234) [system] ')'==i
   Call: (234) [system] get_char((0x55fbb4538270), i)
   Exit: (234) [system] get_char((0x55fbb4538270), i)
   Call: (234) [system] i=(\)
   Fail: (234) [system] i=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _423884)
   Call: (235) [system] peek_char((0x55fbb4538270), _424818)
   Exit: (235) [system] peek_char((0x55fbb4538270), n)
^  Call: (235) [user] is_delimiter(n)
   Call: (236) [system] char_type(n, space)
   Fail: (236) [system] char_type(n, space)
   Call: (236) [system] arg(_429538, v('(', ')', end_of_file), n)
   Fail: (236) [system] arg(_430470, v('(', ')', end_of_file), n)
^  Fail: (235) [user] is_delimiter(n)
   Call: (235) [system] ')'==n
   Fail: (235) [system] ')'==n
   Call: (235) [system] get_char((0x55fbb4538270), n)
   Exit: (235) [system] get_char((0x55fbb4538270), n)
   Call: (235) [system] n=(\)
   Fail: (235) [system] n=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), _437820)
   Call: (236) [system] peek_char((0x55fbb4538270), _438754)
   Exit: (236) [system] peek_char((0x55fbb4538270), k)
^  Call: (236) [user] is_delimiter(k)
   Call: (237) [system] char_type(k, space)
   Fail: (237) [system] char_type(k, space)
   Call: (237) [system] arg(_443474, v('(', ')', end_of_file), k)
   Fail: (237) [system] arg(_444406, v('(', ')', end_of_file), k)
^  Fail: (236) [user] is_delimiter(k)
   Call: (236) [system] ')'==k
   Fail: (236) [system] ')'==k
   Call: (236) [system] get_char((0x55fbb4538270), k)
   Exit: (236) [system] get_char((0x55fbb4538270), k)
   Call: (236) [system] k=(\)
   Fail: (236) [system] k=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), _451756)
   Call: (237) [system] peek_char((0x55fbb4538270), _452690)
   Exit: (237) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (237) [user] is_delimiter(' ')
   Call: (238) [system] char_type(' ', space)
   Exit: (238) [system] char_type(' ', space)
^  Exit: (237) [user] is_delimiter(' ')
   Call: (237) [system] _451756=[]
   Exit: (237) [system] []=[]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (236) [system] _437820=[k]
   Exit: (236) [system] [k]=[k]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (235) [system] _423884=[n, k]
   Exit: (235) [system] [n, k]=[n, k]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (234) [system] _409948=[i, n, k]
   Exit: (234) [system] [i, n, k]=[i, n, k]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (233) [system] _396012=['L', i, n, k]
   Exit: (233) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (232) [system] _382076=[r, 'L', i, n, k]
   Exit: (232) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (231) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _346566)
^  Call: (232) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _475944)
^  Call: (234) [system] setup_call_cleanup('$notrace'(_476896, _476898), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _475944), _476878, fail)), '$restore_trace'(_476896, _476898))
^  Call: (235) [system] sig_atomic(system:'$notrace'(_476896, _476898))
^  Exit: (234) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _475944), _476878, fail)), system:'$restore_trace'(3, -1))
   Call: (233) [system] atomic(_475944)
   Fail: (233) [system] atomic(_475944)
   Call: (233) [system] atom_chars(_475944, ['O', r, 'L', i, n, k])
   Exit: (233) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (232) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (232) [system] integer('OrLink')
   Fail: (232) [system] integer('OrLink')
   Call: (232) [system] _346566='OrLink'
   Exit: (232) [system] 'OrLink'='OrLink'
^  Exit: (231) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (230) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (229) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (229) [user] read_list(')', (0x55fbb4538270), _490894)
^  Call: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] peek_char((0x55fbb4538270), _492752)
   Exit: (231) [system] peek_char((0x55fbb4538270), ' ')
   Call: (231) [system] ' '=(;)
   Fail: (231) [system] ' '=(;)
   Call: (231) [system] ' '=(/)
   Fail: (231) [system] ' '=(/)
^  Call: (231) [user] is_like_space(' ')
   Call: (232) [system] char_type(' ', 'white')
   Exit: (232) [system] char_type(' ', 'white')
^  Exit: (231) [user] is_like_space(' ')
   Call: (231) [system] get_char((0x55fbb4538270), _502346)
   Exit: (231) [system] get_char((0x55fbb4538270), ' ')
^  Call: (231) [user] skip_spaces((0x55fbb4538270))
   Call: (232) [system] peek_char((0x55fbb4538270), _505050)
   Exit: (232) [system] peek_char((0x55fbb4538270), 'B')
   Call: (232) [system] 'B'=(;)
   Fail: (232) [system] 'B'=(;)
   Call: (232) [system] 'B'=(/)
   Fail: (232) [system] 'B'=(/)
^  Call: (232) [user] is_like_space('B')
   Call: (233) [system] char_type('B', 'white')
   Fail: (233) [system] char_type('B', 'white')
   Call: (233) [system] char_type('B', end_of_line)
   Fail: (233) [system] char_type('B', end_of_line)
   Call: (233) [system] char_type('B', space)
   Fail: (233) [system] char_type('B', space)
   Call: (233) [system] char_type('B', cntrl)
   Fail: (233) [system] char_type('B', cntrl)
^  Fail: (232) [user] is_like_space('B')
^  Exit: (231) [user] skip_spaces((0x55fbb4538270))
^  Exit: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _521984)
   Exit: (230) [system] peek_char((0x55fbb4538270), 'B')
   Call: (230) [system] 'B'=')'
   Fail: (230) [system] 'B'=')'
   Call: (230) [system] 'B'=end_of_file
   Fail: (230) [system] 'B'=end_of_file
^  Call: (230) [user] cont_sexpr(')', (0x55fbb4538270), _527554)
^  Call: (231) [user] skip_spaces((0x55fbb4538270))
   Call: (232) [system] peek_char((0x55fbb4538270), _529412)
   Exit: (232) [system] peek_char((0x55fbb4538270), 'B')
   Call: (232) [system] 'B'=(;)
   Fail: (232) [system] 'B'=(;)
   Call: (232) [system] 'B'=(/)
   Fail: (232) [system] 'B'=(/)
^  Call: (232) [user] is_like_space('B')
   Call: (233) [system] char_type('B', 'white')
   Fail: (233) [system] char_type('B', 'white')
   Call: (233) [system] char_type('B', end_of_line)
   Fail: (233) [system] char_type('B', end_of_line)
   Call: (233) [system] char_type('B', space)
   Fail: (233) [system] char_type('B', space)
   Call: (233) [system] char_type('B', cntrl)
   Fail: (233) [system] char_type('B', cntrl)
^  Fail: (232) [user] is_like_space('B')
^  Exit: (231) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] get_char((0x55fbb4538270), _545422)
   Exit: (231) [system] get_char((0x55fbb4538270), 'B')
   Call: (231) [system] 'B'='('
   Fail: (231) [system] 'B'='('
   Call: (231) [system] 'B'='['
   Fail: (231) [system] 'B'='['
   Call: (231) [system] 'B'='{'
   Fail: (231) [system] 'B'='{'
   Call: (231) [system] 'B'='"'
   Fail: (231) [system] 'B'='"'
   Call: (231) [system] 'B'=!
   Fail: (231) [system] 'B'=!
   Call: (231) [system] 'B'='\''
   Fail: (231) [system] 'B'='\''
   Call: (231) [system] 'B'='`'
   Fail: (231) [system] 'B'='`'
   Call: (231) [system] 'B'=end_of_file
   Fail: (231) [system] 'B'=end_of_file
^  Call: (231) [user] read_symbolic(')', (0x55fbb4538270), 'B', _527554)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _563064)
   Call: (233) [system] peek_char((0x55fbb4538270), _563998)
   Exit: (233) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (233) [user] is_delimiter(' ')
   Call: (234) [system] char_type(' ', space)
   Exit: (234) [system] char_type(' ', space)
^  Exit: (233) [user] is_delimiter(' ')
   Call: (233) [system] _563064=[]
   Exit: (233) [system] []=[]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (232) [user] classify_and_convert_charseq(['B'], _527554)
^  Call: (233) [user] classify_and_convert_charseq_(['B'], _573282)
^  Call: (235) [system] setup_call_cleanup('$notrace'(_574234, _574236), once(user:catch(read_from_chars(['B'], _573282), _574216, fail)), '$restore_trace'(_574234, _574236))
^  Call: (236) [system] sig_atomic(system:'$notrace'(_574234, _574236))
^  Exit: (235) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _573282), _574216, fail)), system:'$restore_trace'(3, -1))
   Call: (234) [system] atomic(_573282)
   Fail: (234) [system] atomic(_573282)
   Call: (234) [system] atom_chars(_573282, ['B'])
   Exit: (234) [system] atom_chars('B', ['B'])
^  Exit: (233) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (233) [system] integer('B')
   Fail: (233) [system] integer('B')
   Call: (233) [system] _527554='B'
   Exit: (233) [system] 'B'='B'
^  Exit: (232) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (231) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (230) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (230) [user] read_list(')', (0x55fbb4538270), _588232)
^  Call: (231) [user] skip_spaces((0x55fbb4538270))
   Call: (232) [system] peek_char((0x55fbb4538270), _590090)
   Exit: (232) [system] peek_char((0x55fbb4538270), ' ')
   Call: (232) [system] ' '=(;)
   Fail: (232) [system] ' '=(;)
   Call: (232) [system] ' '=(/)
   Fail: (232) [system] ' '=(/)
^  Call: (232) [user] is_like_space(' ')
   Call: (233) [system] char_type(' ', 'white')
   Exit: (233) [system] char_type(' ', 'white')
^  Exit: (232) [user] is_like_space(' ')
   Call: (232) [system] get_char((0x55fbb4538270), _599684)
   Exit: (232) [system] get_char((0x55fbb4538270), ' ')
^  Call: (232) [user] skip_spaces((0x55fbb4538270))
   Call: (233) [system] peek_char((0x55fbb4538270), _602388)
   Exit: (233) [system] peek_char((0x55fbb4538270), 'A')
   Call: (233) [system] 'A'=(;)
   Fail: (233) [system] 'A'=(;)
   Call: (233) [system] 'A'=(/)
   Fail: (233) [system] 'A'=(/)
^  Call: (233) [user] is_like_space('A')
   Call: (234) [system] char_type('A', 'white')
   Fail: (234) [system] char_type('A', 'white')
   Call: (234) [system] char_type('A', end_of_line)
   Fail: (234) [system] char_type('A', end_of_line)
   Call: (234) [system] char_type('A', space)
   Fail: (234) [system] char_type('A', space)
   Call: (234) [system] char_type('A', cntrl)
   Fail: (234) [system] char_type('A', cntrl)
^  Fail: (233) [user] is_like_space('A')
^  Exit: (232) [user] skip_spaces((0x55fbb4538270))
^  Exit: (231) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] peek_char((0x55fbb4538270), _619322)
   Exit: (231) [system] peek_char((0x55fbb4538270), 'A')
   Call: (231) [system] 'A'=')'
   Fail: (231) [system] 'A'=')'
   Call: (231) [system] 'A'=end_of_file
   Fail: (231) [system] 'A'=end_of_file
^  Call: (231) [user] cont_sexpr(')', (0x55fbb4538270), _624892)
^  Call: (232) [user] skip_spaces((0x55fbb4538270))
   Call: (233) [system] peek_char((0x55fbb4538270), _626750)
   Exit: (233) [system] peek_char((0x55fbb4538270), 'A')
   Call: (233) [system] 'A'=(;)
   Fail: (233) [system] 'A'=(;)
   Call: (233) [system] 'A'=(/)
   Fail: (233) [system] 'A'=(/)
^  Call: (233) [user] is_like_space('A')
   Call: (234) [system] char_type('A', 'white')
   Fail: (234) [system] char_type('A', 'white')
   Call: (234) [system] char_type('A', end_of_line)
   Fail: (234) [system] char_type('A', end_of_line)
   Call: (234) [system] char_type('A', space)
   Fail: (234) [system] char_type('A', space)
   Call: (234) [system] char_type('A', cntrl)
   Fail: (234) [system] char_type('A', cntrl)
^  Fail: (233) [user] is_like_space('A')
^  Exit: (232) [user] skip_spaces((0x55fbb4538270))
   Call: (232) [system] get_char((0x55fbb4538270), _642760)
   Exit: (232) [system] get_char((0x55fbb4538270), 'A')
   Call: (232) [system] 'A'='('
   Fail: (232) [system] 'A'='('
   Call: (232) [system] 'A'='['
   Fail: (232) [system] 'A'='['
   Call: (232) [system] 'A'='{'
   Fail: (232) [system] 'A'='{'
   Call: (232) [system] 'A'='"'
   Fail: (232) [system] 'A'='"'
   Call: (232) [system] 'A'=!
   Fail: (232) [system] 'A'=!
   Call: (232) [system] 'A'='\''
   Fail: (232) [system] 'A'='\''
   Call: (232) [system] 'A'='`'
   Fail: (232) [system] 'A'='`'
   Call: (232) [system] 'A'=end_of_file
   Fail: (232) [system] 'A'=end_of_file
^  Call: (232) [user] read_symbolic(')', (0x55fbb4538270), 'A', _624892)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _660402)
   Call: (234) [system] peek_char((0x55fbb4538270), _661336)
   Exit: (234) [system] peek_char((0x55fbb4538270), ')')
^  Call: (234) [user] is_delimiter(')')
   Call: (235) [system] char_type(')', space)
   Fail: (235) [system] char_type(')', space)
   Call: (235) [system] arg(_666056, v('(', ')', end_of_file), ')')
   Exit: (235) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (234) [user] is_delimiter(')')
   Call: (234) [system] _660402=[]
   Exit: (234) [system] []=[]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (233) [user] classify_and_convert_charseq(['A'], _624892)
^  Call: (234) [user] classify_and_convert_charseq_(['A'], _672492)
^  Call: (236) [system] setup_call_cleanup('$notrace'(_673444, _673446), once(user:catch(read_from_chars(['A'], _672492), _673426, fail)), '$restore_trace'(_673444, _673446))
^  Call: (237) [system] sig_atomic(system:'$notrace'(_673444, _673446))
^  Exit: (236) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _672492), _673426, fail)), system:'$restore_trace'(3, -1))
   Call: (235) [system] atomic(_672492)
   Fail: (235) [system] atomic(_672492)
   Call: (235) [system] atom_chars(_672492, ['A'])
   Exit: (235) [system] atom_chars('A', ['A'])
^  Exit: (234) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (234) [system] integer('A')
   Fail: (234) [system] integer('A')
   Call: (234) [system] _624892='A'
   Exit: (234) [system] 'A'='A'
^  Exit: (233) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (232) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (231) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (231) [user] read_list(')', (0x55fbb4538270), _687442)
^  Call: (232) [user] skip_spaces((0x55fbb4538270))
   Call: (233) [system] peek_char((0x55fbb4538270), _689300)
   Exit: (233) [system] peek_char((0x55fbb4538270), ')')
   Call: (233) [system] ')'=(;)
   Fail: (233) [system] ')'=(;)
   Call: (233) [system] ')'=(/)
   Fail: (233) [system] ')'=(/)
^  Call: (233) [user] is_like_space(')')
   Call: (234) [system] char_type(')', 'white')
   Fail: (234) [system] char_type(')', 'white')
   Call: (234) [system] char_type(')', end_of_line)
   Fail: (234) [system] char_type(')', end_of_line)
   Call: (234) [system] char_type(')', space)
   Fail: (234) [system] char_type(')', space)
   Call: (234) [system] char_type(')', cntrl)
   Fail: (234) [system] char_type(')', cntrl)
^  Fail: (233) [user] is_like_space(')')
^  Exit: (232) [user] skip_spaces((0x55fbb4538270))
   Call: (232) [system] peek_char((0x55fbb4538270), _705310)
   Exit: (232) [system] peek_char((0x55fbb4538270), ')')
   Call: (232) [system] ')'=')'
   Exit: (232) [system] ')'=')'
   Call: (232) [system] get_char((0x55fbb4538270), _709100)
   Exit: (232) [system] get_char((0x55fbb4538270), ')')
   Call: (232) [system] _687442=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_list(')', (0x55fbb4538270), [])
   Call: (231) [system] _588232=['A']
   Exit: (231) [system] ['A']=['A']
^  Exit: (230) [user] read_list(')', (0x55fbb4538270), ['A'])
   Call: (230) [system] _490894=['B', 'A']
   Exit: (230) [system] ['B', 'A']=['B', 'A']
^  Exit: (229) [user] read_list(')', (0x55fbb4538270), ['B', 'A'])
   Call: (229) [system] _301548=['OrLink', 'B', 'A']
   Exit: (229) [system] ['OrLink', 'B', 'A']=['OrLink', 'B', 'A']
^  Exit: (228) [user] read_list(')', (0x55fbb4538270), ['OrLink', 'B', 'A'])
^  Exit: (227) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', 'B', 'A'])
^  Call: (227) [user] read_list(')', (0x55fbb4538270), _722982)
^  Call: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _724840)
   Exit: (229) [system] peek_char((0x55fbb4538270), ')')
   Call: (229) [system] ')'=(;)
   Fail: (229) [system] ')'=(;)
   Call: (229) [system] ')'=(/)
   Fail: (229) [system] ')'=(/)
^  Call: (229) [user] is_like_space(')')
   Call: (230) [system] char_type(')', 'white')
   Fail: (230) [system] char_type(')', 'white')
   Call: (230) [system] char_type(')', end_of_line)
   Fail: (230) [system] char_type(')', end_of_line)
   Call: (230) [system] char_type(')', space)
   Fail: (230) [system] char_type(')', space)
   Call: (230) [system] char_type(')', cntrl)
   Fail: (230) [system] char_type(')', cntrl)
^  Fail: (229) [user] is_like_space(')')
^  Exit: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _740850)
   Exit: (228) [system] peek_char((0x55fbb4538270), ')')
   Call: (228) [system] ')'=')'
   Exit: (228) [system] ')'=')'
   Call: (228) [system] get_char((0x55fbb4538270), _744640)
   Exit: (228) [system] get_char((0x55fbb4538270), ')')
   Call: (228) [system] _722982=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_list(')', (0x55fbb4538270), [])
   Call: (227) [system] _264888=[['OrLink', 'B', 'A']]
   Exit: (227) [system] [['OrLink', 'B', 'A']]=[['OrLink', 'B', 'A']]
^  Exit: (226) [user] read_list(')', (0x55fbb4538270), [['OrLink', 'B', 'A']])
   Call: (226) [system] _6580=[['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']]
   Exit: (226) [system] [['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']]=[['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']]
^  Exit: (225) [user] read_list(')', (0x55fbb4538270), [['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']])
   Call: (225) [system] _6572=[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']]
   Exit: (225) [system] [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']]=[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']]
^  Exit: (224) [user] read_list(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']])
^  Exit: (223) [user] cont_sexpr(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']])
^  Call: (223) [user] read_list(')', (0x55fbb4538270), _758522)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _760380)
   Exit: (225) [system] peek_char((0x55fbb4538270), '\n')
   Call: (225) [system] '\n'=(;)
   Fail: (225) [system] '\n'=(;)
   Call: (225) [system] '\n'=(/)
   Fail: (225) [system] '\n'=(/)
^  Call: (225) [user] is_like_space('\n')
   Call: (226) [system] char_type('\n', 'white')
   Fail: (226) [system] char_type('\n', 'white')
   Call: (226) [system] char_type('\n', end_of_line)
   Exit: (226) [system] char_type('\n', end_of_line)
^  Exit: (225) [user] is_like_space('\n')
   Call: (225) [system] get_char((0x55fbb4538270), _771830)
   Exit: (225) [system] get_char((0x55fbb4538270), '\n')
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _774534)
   Exit: (226) [system] peek_char((0x55fbb4538270), '\t')
   Call: (226) [system] '\t'=(;)
   Fail: (226) [system] '\t'=(;)
   Call: (226) [system] '\t'=(/)
   Fail: (226) [system] '\t'=(/)
^  Call: (226) [user] is_like_space('\t')
   Call: (227) [system] char_type('\t', 'white')
   Exit: (227) [system] char_type('\t', 'white')
^  Exit: (226) [user] is_like_space('\t')
   Call: (226) [system] get_char((0x55fbb4538270), _784128)
   Exit: (226) [system] get_char((0x55fbb4538270), '\t')
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _786832)
   Exit: (227) [system] peek_char((0x55fbb4538270), '\t')
   Call: (227) [system] '\t'=(;)
   Fail: (227) [system] '\t'=(;)
   Call: (227) [system] '\t'=(/)
   Fail: (227) [system] '\t'=(/)
^  Call: (227) [user] is_like_space('\t')
   Call: (228) [system] char_type('\t', 'white')
   Exit: (228) [system] char_type('\t', 'white')
^  Exit: (227) [user] is_like_space('\t')
   Call: (227) [system] get_char((0x55fbb4538270), _796426)
   Exit: (227) [system] get_char((0x55fbb4538270), '\t')
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _799130)
   Exit: (228) [system] peek_char((0x55fbb4538270), ' ')
   Call: (228) [system] ' '=(;)
   Fail: (228) [system] ' '=(;)
   Call: (228) [system] ' '=(/)
   Fail: (228) [system] ' '=(/)
^  Call: (228) [user] is_like_space(' ')
   Call: (229) [system] char_type(' ', 'white')
   Exit: (229) [system] char_type(' ', 'white')
^  Exit: (228) [user] is_like_space(' ')
   Call: (228) [system] get_char((0x55fbb4538270), _808724)
   Exit: (228) [system] get_char((0x55fbb4538270), ' ')
^  Call: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _811428)
   Exit: (229) [system] peek_char((0x55fbb4538270), '(')
   Call: (229) [system] '('=(;)
   Fail: (229) [system] '('=(;)
   Call: (229) [system] '('=(/)
   Fail: (229) [system] '('=(/)
^  Call: (229) [user] is_like_space('(')
   Call: (230) [system] char_type('(', 'white')
   Fail: (230) [system] char_type('(', 'white')
   Call: (230) [system] char_type('(', end_of_line)
   Fail: (230) [system] char_type('(', end_of_line)
   Call: (230) [system] char_type('(', space)
   Fail: (230) [system] char_type('(', space)
   Call: (230) [system] char_type('(', cntrl)
   Fail: (230) [system] char_type('(', cntrl)
^  Fail: (229) [user] is_like_space('(')
^  Exit: (228) [user] skip_spaces((0x55fbb4538270))
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _831134)
   Exit: (224) [system] peek_char((0x55fbb4538270), '(')
   Call: (224) [system] '('=')'
   Fail: (224) [system] '('=')'
   Call: (224) [system] '('=end_of_file
   Fail: (224) [system] '('=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55fbb4538270), _836704)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _838562)
   Exit: (226) [system] peek_char((0x55fbb4538270), '(')
   Call: (226) [system] '('=(;)
   Fail: (226) [system] '('=(;)
   Call: (226) [system] '('=(/)
   Fail: (226) [system] '('=(/)
^  Call: (226) [user] is_like_space('(')
   Call: (227) [system] char_type('(', 'white')
   Fail: (227) [system] char_type('(', 'white')
   Call: (227) [system] char_type('(', end_of_line)
   Fail: (227) [system] char_type('(', end_of_line)
   Call: (227) [system] char_type('(', space)
   Fail: (227) [system] char_type('(', space)
   Call: (227) [system] char_type('(', cntrl)
   Fail: (227) [system] char_type('(', cntrl)
^  Fail: (226) [user] is_like_space('(')
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] get_char((0x55fbb4538270), _854572)
   Exit: (225) [system] get_char((0x55fbb4538270), '(')
   Call: (225) [system] '('='('
   Exit: (225) [system] '('='('
^  Call: (225) [user] read_list(')', (0x55fbb4538270), _836704)
^  Call: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _860142)
   Exit: (227) [system] peek_char((0x55fbb4538270), :)
   Call: (227) [system] (:)=(;)
   Fail: (227) [system] (:)=(;)
   Call: (227) [system] (:)=(/)
   Fail: (227) [system] (:)=(/)
^  Call: (227) [user] is_like_space(:)
   Call: (228) [system] char_type(:, 'white')
   Fail: (228) [system] char_type(:, 'white')
   Call: (228) [system] char_type(:, end_of_line)
   Fail: (228) [system] char_type(:, end_of_line)
   Call: (228) [system] char_type(:, space)
   Fail: (228) [system] char_type(:, space)
   Call: (228) [system] char_type(:, cntrl)
   Fail: (228) [system] char_type(:, cntrl)
^  Fail: (227) [user] is_like_space(:)
^  Exit: (226) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _876152)
   Exit: (226) [system] peek_char((0x55fbb4538270), :)
   Call: (226) [system] (:)=')'
   Fail: (226) [system] (:)=')'
   Call: (226) [system] (:)=end_of_file
   Fail: (226) [system] (:)=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55fbb4538270), _881722)
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _883580)
   Exit: (228) [system] peek_char((0x55fbb4538270), :)
   Call: (228) [system] (:)=(;)
   Fail: (228) [system] (:)=(;)
   Call: (228) [system] (:)=(/)
   Fail: (228) [system] (:)=(/)
^  Call: (228) [user] is_like_space(:)
   Call: (229) [system] char_type(:, 'white')
   Fail: (229) [system] char_type(:, 'white')
   Call: (229) [system] char_type(:, end_of_line)
   Fail: (229) [system] char_type(:, end_of_line)
   Call: (229) [system] char_type(:, space)
   Fail: (229) [system] char_type(:, space)
   Call: (229) [system] char_type(:, cntrl)
   Fail: (229) [system] char_type(:, cntrl)
^  Fail: (228) [user] is_like_space(:)
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] get_char((0x55fbb4538270), _899590)
   Exit: (227) [system] get_char((0x55fbb4538270), :)
   Call: (227) [system] (:)='('
   Fail: (227) [system] (:)='('
   Call: (227) [system] (:)='['
   Fail: (227) [system] (:)='['
   Call: (227) [system] (:)='{'
   Fail: (227) [system] (:)='{'
   Call: (227) [system] (:)='"'
   Fail: (227) [system] (:)='"'
   Call: (227) [system] (:)=!
   Fail: (227) [system] (:)=!
   Call: (227) [system] (:)='\''
   Fail: (227) [system] (:)='\''
   Call: (227) [system] (:)='`'
   Fail: (227) [system] (:)='`'
   Call: (227) [system] (:)=end_of_file
   Fail: (227) [system] (:)=end_of_file
^  Call: (227) [user] read_symbolic(')', (0x55fbb4538270), :, _881722)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _917232)
   Call: (229) [system] peek_char((0x55fbb4538270), _918166)
   Exit: (229) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (229) [user] is_delimiter(' ')
   Call: (230) [system] char_type(' ', space)
   Exit: (230) [system] char_type(' ', space)
^  Exit: (229) [user] is_delimiter(' ')
   Call: (229) [system] _917232=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (228) [user] classify_and_convert_charseq([:], _881722)
^  Call: (229) [user] classify_and_convert_charseq_([:], _927450)
^  Call: (231) [system] setup_call_cleanup('$notrace'(_928402, _928404), once(user:catch(read_from_chars([:], _927450), _928384, fail)), '$restore_trace'(_928402, _928404))
^  Call: (232) [system] sig_atomic(system:'$notrace'(_928402, _928404))
^  Exit: (231) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _928384, fail)), system:'$restore_trace'(3, -1))
   Call: (230) [system] atomic(:)
   Exit: (230) [system] atomic(:)
^  Exit: (229) [user] classify_and_convert_charseq_([:], :)
   Call: (229) [system] integer(:)
   Fail: (229) [system] integer(:)
   Call: (229) [system] _881722=(:)
   Exit: (229) [system] (:)=(:)
^  Exit: (228) [user] classify_and_convert_charseq([:], :)
^  Exit: (227) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (226) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (226) [user] read_list(')', (0x55fbb4538270), _940530)
^  Call: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _942388)
   Exit: (228) [system] peek_char((0x55fbb4538270), ' ')
   Call: (228) [system] ' '=(;)
   Fail: (228) [system] ' '=(;)
   Call: (228) [system] ' '=(/)
   Fail: (228) [system] ' '=(/)
^  Call: (228) [user] is_like_space(' ')
   Call: (229) [system] char_type(' ', 'white')
   Exit: (229) [system] char_type(' ', 'white')
^  Exit: (228) [user] is_like_space(' ')
   Call: (228) [system] get_char((0x55fbb4538270), _951982)
   Exit: (228) [system] get_char((0x55fbb4538270), ' ')
^  Call: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _954686)
   Exit: (229) [system] peek_char((0x55fbb4538270), '(')
   Call: (229) [system] '('=(;)
   Fail: (229) [system] '('=(;)
   Call: (229) [system] '('=(/)
   Fail: (229) [system] '('=(/)
^  Call: (229) [user] is_like_space('(')
   Call: (230) [system] char_type('(', 'white')
   Fail: (230) [system] char_type('(', 'white')
   Call: (230) [system] char_type('(', end_of_line)
   Fail: (230) [system] char_type('(', end_of_line)
   Call: (230) [system] char_type('(', space)
   Fail: (230) [system] char_type('(', space)
   Call: (230) [system] char_type('(', cntrl)
   Fail: (230) [system] char_type('(', cntrl)
^  Fail: (229) [user] is_like_space('(')
^  Exit: (228) [user] skip_spaces((0x55fbb4538270))
^  Exit: (227) [user] skip_spaces((0x55fbb4538270))
   Call: (227) [system] peek_char((0x55fbb4538270), _971620)
   Exit: (227) [system] peek_char((0x55fbb4538270), '(')
   Call: (227) [system] '('=')'
   Fail: (227) [system] '('=')'
   Call: (227) [system] '('=end_of_file
   Fail: (227) [system] '('=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55fbb4538270), _977190)
^  Call: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _979048)
   Exit: (229) [system] peek_char((0x55fbb4538270), '(')
   Call: (229) [system] '('=(;)
   Fail: (229) [system] '('=(;)
   Call: (229) [system] '('=(/)
   Fail: (229) [system] '('=(/)
^  Call: (229) [user] is_like_space('(')
   Call: (230) [system] char_type('(', 'white')
   Fail: (230) [system] char_type('(', 'white')
   Call: (230) [system] char_type('(', end_of_line)
   Fail: (230) [system] char_type('(', end_of_line)
   Call: (230) [system] char_type('(', space)
   Fail: (230) [system] char_type('(', space)
   Call: (230) [system] char_type('(', cntrl)
   Fail: (230) [system] char_type('(', cntrl)
^  Fail: (229) [user] is_like_space('(')
^  Exit: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] get_char((0x55fbb4538270), _995058)
   Exit: (228) [system] get_char((0x55fbb4538270), '(')
   Call: (228) [system] '('='('
   Exit: (228) [system] '('='('
^  Call: (228) [user] read_list(')', (0x55fbb4538270), _977190)
^  Call: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _1000628)
   Exit: (230) [system] peek_char((0x55fbb4538270), 'D')
   Call: (230) [system] 'D'=(;)
   Fail: (230) [system] 'D'=(;)
   Call: (230) [system] 'D'=(/)
   Fail: (230) [system] 'D'=(/)
^  Call: (230) [user] is_like_space('D')
   Call: (231) [system] char_type('D', 'white')
   Fail: (231) [system] char_type('D', 'white')
   Call: (231) [system] char_type('D', end_of_line)
   Fail: (231) [system] char_type('D', end_of_line)
   Call: (231) [system] char_type('D', space)
   Fail: (231) [system] char_type('D', space)
   Call: (231) [system] char_type('D', cntrl)
   Fail: (231) [system] char_type('D', cntrl)
^  Fail: (230) [user] is_like_space('D')
^  Exit: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _1016638)
   Exit: (229) [system] peek_char((0x55fbb4538270), 'D')
   Call: (229) [system] 'D'=')'
   Fail: (229) [system] 'D'=')'
   Call: (229) [system] 'D'=end_of_file
   Fail: (229) [system] 'D'=end_of_file
^  Call: (229) [user] cont_sexpr(')', (0x55fbb4538270), _1022208)
^  Call: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] peek_char((0x55fbb4538270), _1024066)
   Exit: (231) [system] peek_char((0x55fbb4538270), 'D')
   Call: (231) [system] 'D'=(;)
   Fail: (231) [system] 'D'=(;)
   Call: (231) [system] 'D'=(/)
   Fail: (231) [system] 'D'=(/)
^  Call: (231) [user] is_like_space('D')
   Call: (232) [system] char_type('D', 'white')
   Fail: (232) [system] char_type('D', 'white')
   Call: (232) [system] char_type('D', end_of_line)
   Fail: (232) [system] char_type('D', end_of_line)
   Call: (232) [system] char_type('D', space)
   Fail: (232) [system] char_type('D', space)
   Call: (232) [system] char_type('D', cntrl)
   Fail: (232) [system] char_type('D', cntrl)
^  Fail: (231) [user] is_like_space('D')
^  Exit: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] get_char((0x55fbb4538270), _1040076)
   Exit: (230) [system] get_char((0x55fbb4538270), 'D')
   Call: (230) [system] 'D'='('
   Fail: (230) [system] 'D'='('
   Call: (230) [system] 'D'='['
   Fail: (230) [system] 'D'='['
   Call: (230) [system] 'D'='{'
   Fail: (230) [system] 'D'='{'
   Call: (230) [system] 'D'='"'
   Fail: (230) [system] 'D'='"'
   Call: (230) [system] 'D'=!
   Fail: (230) [system] 'D'=!
   Call: (230) [system] 'D'='\''
   Fail: (230) [system] 'D'='\''
   Call: (230) [system] 'D'='`'
   Fail: (230) [system] 'D'='`'
   Call: (230) [system] 'D'=end_of_file
   Fail: (230) [system] 'D'=end_of_file
^  Call: (230) [user] read_symbolic(')', (0x55fbb4538270), 'D', _1022208)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _1057718)
   Call: (232) [system] peek_char((0x55fbb4538270), _1058652)
   Exit: (232) [system] peek_char((0x55fbb4538270), i)
^  Call: (232) [user] is_delimiter(i)
   Call: (233) [system] char_type(i, space)
   Fail: (233) [system] char_type(i, space)
   Call: (233) [system] arg(_1063372, v('(', ')', end_of_file), i)
   Fail: (233) [system] arg(_1064304, v('(', ')', end_of_file), i)
^  Fail: (232) [user] is_delimiter(i)
   Call: (232) [system] ')'==i
   Fail: (232) [system] ')'==i
   Call: (232) [system] get_char((0x55fbb4538270), i)
   Exit: (232) [system] get_char((0x55fbb4538270), i)
   Call: (232) [system] i=(\)
   Fail: (232) [system] i=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _1071654)
   Call: (233) [system] peek_char((0x55fbb4538270), _1072588)
   Exit: (233) [system] peek_char((0x55fbb4538270), s)
^  Call: (233) [user] is_delimiter(s)
   Call: (234) [system] char_type(s, space)
   Fail: (234) [system] char_type(s, space)
   Call: (234) [system] arg(_1077308, v('(', ')', end_of_file), s)
   Fail: (234) [system] arg(_1078240, v('(', ')', end_of_file), s)
^  Fail: (233) [user] is_delimiter(s)
   Call: (233) [system] ')'==s
   Fail: (233) [system] ')'==s
   Call: (233) [system] get_char((0x55fbb4538270), s)
   Exit: (233) [system] get_char((0x55fbb4538270), s)
   Call: (233) [system] s=(\)
   Fail: (233) [system] s=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _1085590)
   Call: (234) [system] peek_char((0x55fbb4538270), _1086524)
   Exit: (234) [system] peek_char((0x55fbb4538270), j)
^  Call: (234) [user] is_delimiter(j)
   Call: (235) [system] char_type(j, space)
   Fail: (235) [system] char_type(j, space)
   Call: (235) [system] arg(_1091244, v('(', ')', end_of_file), j)
   Fail: (235) [system] arg(_1092176, v('(', ')', end_of_file), j)
^  Fail: (234) [user] is_delimiter(j)
   Call: (234) [system] ')'==j
   Fail: (234) [system] ')'==j
   Call: (234) [system] get_char((0x55fbb4538270), j)
   Exit: (234) [system] get_char((0x55fbb4538270), j)
   Call: (234) [system] j=(\)
   Fail: (234) [system] j=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _1099526)
   Call: (235) [system] peek_char((0x55fbb4538270), _1100460)
   Exit: (235) [system] peek_char((0x55fbb4538270), u)
^  Call: (235) [user] is_delimiter(u)
   Call: (236) [system] char_type(u, space)
   Fail: (236) [system] char_type(u, space)
   Call: (236) [system] arg(_1105180, v('(', ')', end_of_file), u)
   Fail: (236) [system] arg(_1106112, v('(', ')', end_of_file), u)
^  Fail: (235) [user] is_delimiter(u)
   Call: (235) [system] ')'==u
   Fail: (235) [system] ')'==u
   Call: (235) [system] get_char((0x55fbb4538270), u)
   Exit: (235) [system] get_char((0x55fbb4538270), u)
   Call: (235) [system] u=(\)
   Fail: (235) [system] u=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), _1113462)
   Call: (236) [system] peek_char((0x55fbb4538270), _1114396)
   Exit: (236) [system] peek_char((0x55fbb4538270), n)
^  Call: (236) [user] is_delimiter(n)
   Call: (237) [system] char_type(n, space)
   Fail: (237) [system] char_type(n, space)
   Call: (237) [system] arg(_1119116, v('(', ')', end_of_file), n)
   Fail: (237) [system] arg(_1120048, v('(', ')', end_of_file), n)
^  Fail: (236) [user] is_delimiter(n)
   Call: (236) [system] ')'==n
   Fail: (236) [system] ')'==n
   Call: (236) [system] get_char((0x55fbb4538270), n)
   Exit: (236) [system] get_char((0x55fbb4538270), n)
   Call: (236) [system] n=(\)
   Fail: (236) [system] n=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), _1127398)
   Call: (237) [system] peek_char((0x55fbb4538270), _1128332)
   Exit: (237) [system] peek_char((0x55fbb4538270), c)
^  Call: (237) [user] is_delimiter(c)
   Call: (238) [system] char_type(c, space)
   Fail: (238) [system] char_type(c, space)
   Call: (238) [system] arg(_1133052, v('(', ')', end_of_file), c)
   Fail: (238) [system] arg(_1133984, v('(', ')', end_of_file), c)
^  Fail: (237) [user] is_delimiter(c)
   Call: (237) [system] ')'==c
   Fail: (237) [system] ')'==c
   Call: (237) [system] get_char((0x55fbb4538270), c)
   Exit: (237) [system] get_char((0x55fbb4538270), c)
   Call: (237) [system] c=(\)
   Fail: (237) [system] c=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), _1141334)
   Call: (238) [system] peek_char((0x55fbb4538270), _1142268)
   Exit: (238) [system] peek_char((0x55fbb4538270), t)
^  Call: (238) [user] is_delimiter(t)
   Call: (239) [system] char_type(t, space)
   Fail: (239) [system] char_type(t, space)
   Call: (239) [system] arg(_1146988, v('(', ')', end_of_file), t)
   Fail: (239) [system] arg(_1147920, v('(', ')', end_of_file), t)
^  Fail: (238) [user] is_delimiter(t)
   Call: (238) [system] ')'==t
   Fail: (238) [system] ')'==t
   Call: (238) [system] get_char((0x55fbb4538270), t)
   Exit: (238) [system] get_char((0x55fbb4538270), t)
   Call: (238) [system] t=(\)
   Fail: (238) [system] t=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), _1155270)
   Call: (239) [system] peek_char((0x55fbb4538270), _1156204)
   Exit: (239) [system] peek_char((0x55fbb4538270), i)
^  Call: (239) [user] is_delimiter(i)
   Call: (240) [system] char_type(i, space)
   Fail: (240) [system] char_type(i, space)
   Call: (240) [system] arg(_1160924, v('(', ')', end_of_file), i)
   Fail: (240) [system] arg(_1161856, v('(', ')', end_of_file), i)
^  Fail: (239) [user] is_delimiter(i)
   Call: (239) [system] ')'==i
   Fail: (239) [system] ')'==i
   Call: (239) [system] get_char((0x55fbb4538270), i)
   Exit: (239) [system] get_char((0x55fbb4538270), i)
   Call: (239) [system] i=(\)
   Fail: (239) [system] i=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55fbb4538270), _1169206)
   Call: (240) [system] peek_char((0x55fbb4538270), _1170140)
   Exit: (240) [system] peek_char((0x55fbb4538270), o)
^  Call: (240) [user] is_delimiter(o)
   Call: (241) [system] char_type(o, space)
   Fail: (241) [system] char_type(o, space)
   Call: (241) [system] arg(_1174860, v('(', ')', end_of_file), o)
   Fail: (241) [system] arg(_1175792, v('(', ')', end_of_file), o)
^  Fail: (240) [user] is_delimiter(o)
   Call: (240) [system] ')'==o
   Fail: (240) [system] ')'==o
   Call: (240) [system] get_char((0x55fbb4538270), o)
   Exit: (240) [system] get_char((0x55fbb4538270), o)
   Call: (240) [system] o=(\)
   Fail: (240) [system] o=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55fbb4538270), _1183142)
   Call: (241) [system] peek_char((0x55fbb4538270), _1184076)
   Exit: (241) [system] peek_char((0x55fbb4538270), n)
^  Call: (241) [user] is_delimiter(n)
   Call: (242) [system] char_type(n, space)
   Fail: (242) [system] char_type(n, space)
   Call: (242) [system] arg(_1188796, v('(', ')', end_of_file), n)
   Fail: (242) [system] arg(_1189728, v('(', ')', end_of_file), n)
^  Fail: (241) [user] is_delimiter(n)
   Call: (241) [system] ')'==n
   Fail: (241) [system] ')'==n
   Call: (241) [system] get_char((0x55fbb4538270), n)
   Exit: (241) [system] get_char((0x55fbb4538270), n)
   Call: (241) [system] n=(\)
   Fail: (241) [system] n=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55fbb4538270), _1197078)
   Call: (242) [system] peek_char((0x55fbb4538270), _1198012)
   Exit: (242) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (242) [user] is_delimiter('I')
   Call: (243) [system] char_type('I', space)
   Fail: (243) [system] char_type('I', space)
   Call: (243) [system] arg(_1202732, v('(', ')', end_of_file), 'I')
   Fail: (243) [system] arg(_1203664, v('(', ')', end_of_file), 'I')
^  Fail: (242) [user] is_delimiter('I')
   Call: (242) [system] ')'=='I'
   Fail: (242) [system] ')'=='I'
   Call: (242) [system] get_char((0x55fbb4538270), 'I')
   Exit: (242) [system] get_char((0x55fbb4538270), 'I')
   Call: (242) [system] 'I'=(\)
   Fail: (242) [system] 'I'=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55fbb4538270), _1211014)
   Call: (243) [system] peek_char((0x55fbb4538270), _1211948)
   Exit: (243) [system] peek_char((0x55fbb4538270), n)
^  Call: (243) [user] is_delimiter(n)
   Call: (244) [system] char_type(n, space)
   Fail: (244) [system] char_type(n, space)
   Call: (244) [system] arg(_1216668, v('(', ')', end_of_file), n)
   Fail: (244) [system] arg(_1217600, v('(', ')', end_of_file), n)
^  Fail: (243) [user] is_delimiter(n)
   Call: (243) [system] ')'==n
   Fail: (243) [system] ')'==n
   Call: (243) [system] get_char((0x55fbb4538270), n)
   Exit: (243) [system] get_char((0x55fbb4538270), n)
   Call: (243) [system] n=(\)
   Fail: (243) [system] n=(\)
^  Call: (243) [user] read_symbolic_cont(')', (0x55fbb4538270), _1224950)
   Call: (244) [system] peek_char((0x55fbb4538270), _1225884)
   Exit: (244) [system] peek_char((0x55fbb4538270), t)
^  Call: (244) [user] is_delimiter(t)
   Call: (245) [system] char_type(t, space)
   Fail: (245) [system] char_type(t, space)
   Call: (245) [system] arg(_1230604, v('(', ')', end_of_file), t)
   Fail: (245) [system] arg(_1231536, v('(', ')', end_of_file), t)
^  Fail: (244) [user] is_delimiter(t)
   Call: (244) [system] ')'==t
   Fail: (244) [system] ')'==t
   Call: (244) [system] get_char((0x55fbb4538270), t)
   Exit: (244) [system] get_char((0x55fbb4538270), t)
   Call: (244) [system] t=(\)
   Fail: (244) [system] t=(\)
^  Call: (244) [user] read_symbolic_cont(')', (0x55fbb4538270), _1238886)
   Call: (245) [system] peek_char((0x55fbb4538270), _1239820)
   Exit: (245) [system] peek_char((0x55fbb4538270), r)
^  Call: (245) [user] is_delimiter(r)
   Call: (246) [system] char_type(r, space)
   Fail: (246) [system] char_type(r, space)
   Call: (246) [system] arg(_1244540, v('(', ')', end_of_file), r)
   Fail: (246) [system] arg(_1245472, v('(', ')', end_of_file), r)
^  Fail: (245) [user] is_delimiter(r)
   Call: (245) [system] ')'==r
   Fail: (245) [system] ')'==r
   Call: (245) [system] get_char((0x55fbb4538270), r)
   Exit: (245) [system] get_char((0x55fbb4538270), r)
   Call: (245) [system] r=(\)
   Fail: (245) [system] r=(\)
^  Call: (245) [user] read_symbolic_cont(')', (0x55fbb4538270), _1252822)
   Call: (246) [system] peek_char((0x55fbb4538270), _1253756)
   Exit: (246) [system] peek_char((0x55fbb4538270), o)
^  Call: (246) [user] is_delimiter(o)
   Call: (247) [system] char_type(o, space)
   Fail: (247) [system] char_type(o, space)
   Call: (247) [system] arg(_1258476, v('(', ')', end_of_file), o)
   Fail: (247) [system] arg(_1259408, v('(', ')', end_of_file), o)
^  Fail: (246) [user] is_delimiter(o)
   Call: (246) [system] ')'==o
   Fail: (246) [system] ')'==o
   Call: (246) [system] get_char((0x55fbb4538270), o)
   Exit: (246) [system] get_char((0x55fbb4538270), o)
   Call: (246) [system] o=(\)
   Fail: (246) [system] o=(\)
^  Call: (246) [user] read_symbolic_cont(')', (0x55fbb4538270), _1266758)
   Call: (247) [system] peek_char((0x55fbb4538270), _1267692)
   Exit: (247) [system] peek_char((0x55fbb4538270), d)
^  Call: (247) [user] is_delimiter(d)
   Call: (248) [system] char_type(d, space)
   Fail: (248) [system] char_type(d, space)
   Call: (248) [system] arg(_1272412, v('(', ')', end_of_file), d)
   Fail: (248) [system] arg(_1273344, v('(', ')', end_of_file), d)
^  Fail: (247) [user] is_delimiter(d)
   Call: (247) [system] ')'==d
   Fail: (247) [system] ')'==d
   Call: (247) [system] get_char((0x55fbb4538270), d)
   Exit: (247) [system] get_char((0x55fbb4538270), d)
   Call: (247) [system] d=(\)
   Fail: (247) [system] d=(\)
^  Call: (247) [user] read_symbolic_cont(')', (0x55fbb4538270), _1280694)
   Call: (248) [system] peek_char((0x55fbb4538270), _1281628)
   Exit: (248) [system] peek_char((0x55fbb4538270), u)
^  Call: (248) [user] is_delimiter(u)
   Call: (249) [system] char_type(u, space)
   Fail: (249) [system] char_type(u, space)
   Call: (249) [system] arg(_1286348, v('(', ')', end_of_file), u)
   Fail: (249) [system] arg(_1287280, v('(', ')', end_of_file), u)
^  Fail: (248) [user] is_delimiter(u)
   Call: (248) [system] ')'==u
   Fail: (248) [system] ')'==u
   Call: (248) [system] get_char((0x55fbb4538270), u)
   Exit: (248) [system] get_char((0x55fbb4538270), u)
   Call: (248) [system] u=(\)
   Fail: (248) [system] u=(\)
^  Call: (248) [user] read_symbolic_cont(')', (0x55fbb4538270), _1294630)
   Call: (249) [system] peek_char((0x55fbb4538270), _1295564)
   Exit: (249) [system] peek_char((0x55fbb4538270), c)
^  Call: (249) [user] is_delimiter(c)
   Call: (250) [system] char_type(c, space)
   Fail: (250) [system] char_type(c, space)
   Call: (250) [system] arg(_1300284, v('(', ')', end_of_file), c)
   Fail: (250) [system] arg(_1301216, v('(', ')', end_of_file), c)
^  Fail: (249) [user] is_delimiter(c)
   Call: (249) [system] ')'==c
   Fail: (249) [system] ')'==c
   Call: (249) [system] get_char((0x55fbb4538270), c)
   Exit: (249) [system] get_char((0x55fbb4538270), c)
   Call: (249) [system] c=(\)
   Fail: (249) [system] c=(\)
^  Call: (249) [user] read_symbolic_cont(')', (0x55fbb4538270), _1308566)
   Call: (250) [system] peek_char((0x55fbb4538270), _1309500)
   Exit: (250) [system] peek_char((0x55fbb4538270), t)
^  Call: (250) [user] is_delimiter(t)
   Call: (251) [system] char_type(t, space)
   Fail: (251) [system] char_type(t, space)
   Call: (251) [system] arg(_1314220, v('(', ')', end_of_file), t)
   Fail: (251) [system] arg(_1315152, v('(', ')', end_of_file), t)
^  Fail: (250) [user] is_delimiter(t)
   Call: (250) [system] ')'==t
   Fail: (250) [system] ')'==t
   Call: (250) [system] get_char((0x55fbb4538270), t)
   Exit: (250) [system] get_char((0x55fbb4538270), t)
   Call: (250) [system] t=(\)
   Fail: (250) [system] t=(\)
^  Call: (250) [user] read_symbolic_cont(')', (0x55fbb4538270), _1322502)
   Call: (251) [system] peek_char((0x55fbb4538270), _1323436)
   Exit: (251) [system] peek_char((0x55fbb4538270), i)
^  Call: (251) [user] is_delimiter(i)
   Call: (252) [system] char_type(i, space)
   Fail: (252) [system] char_type(i, space)
   Call: (252) [system] arg(_1328156, v('(', ')', end_of_file), i)
   Fail: (252) [system] arg(_1329088, v('(', ')', end_of_file), i)
^  Fail: (251) [user] is_delimiter(i)
   Call: (251) [system] ')'==i
   Fail: (251) [system] ')'==i
   Call: (251) [system] get_char((0x55fbb4538270), i)
   Exit: (251) [system] get_char((0x55fbb4538270), i)
   Call: (251) [system] i=(\)
   Fail: (251) [system] i=(\)
^  Call: (251) [user] read_symbolic_cont(')', (0x55fbb4538270), _1336438)
   Call: (252) [system] peek_char((0x55fbb4538270), _1337372)
   Exit: (252) [system] peek_char((0x55fbb4538270), o)
^  Call: (252) [user] is_delimiter(o)
   Call: (253) [system] char_type(o, space)
   Fail: (253) [system] char_type(o, space)
   Call: (253) [system] arg(_1342092, v('(', ')', end_of_file), o)
   Fail: (253) [system] arg(_1343024, v('(', ')', end_of_file), o)
^  Fail: (252) [user] is_delimiter(o)
   Call: (252) [system] ')'==o
   Fail: (252) [system] ')'==o
   Call: (252) [system] get_char((0x55fbb4538270), o)
   Exit: (252) [system] get_char((0x55fbb4538270), o)
   Call: (252) [system] o=(\)
   Fail: (252) [system] o=(\)
^  Call: (252) [user] read_symbolic_cont(')', (0x55fbb4538270), _1350374)
   Call: (253) [system] peek_char((0x55fbb4538270), _1351308)
   Exit: (253) [system] peek_char((0x55fbb4538270), n)
^  Call: (253) [user] is_delimiter(n)
   Call: (254) [system] char_type(n, space)
   Fail: (254) [system] char_type(n, space)
   Call: (254) [system] arg(_1356028, v('(', ')', end_of_file), n)
   Fail: (254) [system] arg(_1356960, v('(', ')', end_of_file), n)
^  Fail: (253) [user] is_delimiter(n)
   Call: (253) [system] ')'==n
   Fail: (253) [system] ')'==n
   Call: (253) [system] get_char((0x55fbb4538270), n)
   Exit: (253) [system] get_char((0x55fbb4538270), n)
   Call: (253) [system] n=(\)
   Fail: (253) [system] n=(\)
^  Call: (253) [user] read_symbolic_cont(')', (0x55fbb4538270), _1364310)
   Call: (254) [system] peek_char((0x55fbb4538270), _1365244)
   Exit: (254) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (254) [user] is_delimiter(' ')
   Call: (255) [system] char_type(' ', space)
   Exit: (255) [system] char_type(' ', space)
^  Exit: (254) [user] is_delimiter(' ')
   Call: (254) [system] _1364310=[]
   Exit: (254) [system] []=[]
^  Exit: (253) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (253) [system] _1350374=[n]
   Exit: (253) [system] [n]=[n]
^  Exit: (252) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (252) [system] _1336438=[o, n]
   Exit: (252) [system] [o, n]=[o, n]
^  Exit: (251) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (251) [system] _1322502=[i, o, n]
   Exit: (251) [system] [i, o, n]=[i, o, n]
^  Exit: (250) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (250) [system] _1308566=[t, i, o, n]
   Exit: (250) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (249) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (249) [system] _1294630=[c, t, i, o, n]
   Exit: (249) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (248) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (248) [system] _1280694=[u, c, t, i, o, n]
   Exit: (248) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (247) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (247) [system] _1266758=[d, u, c, t, i, o, n]
   Exit: (247) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (246) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (246) [system] _1252822=[o, d, u, c, t, i, o, n]
   Exit: (246) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (245) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (245) [system] _1238886=[r, o, d, u, c, t, i, o, n]
   Exit: (245) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (244) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (244) [system] _1224950=[t, r, o, d, u, c, t, i, o, n]
   Exit: (244) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (243) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (243) [system] _1211014=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (243) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (242) [system] _1197078=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (242) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (241) [system] _1183142=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (241) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (240) [system] _1169206=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (240) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (239) [system] _1155270=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (239) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (238) [system] _1141334=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (238) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (237) [system] _1127398=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (237) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (236) [system] _1113462=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (236) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (235) [system] _1099526=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (235) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (234) [system] _1085590=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (234) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (233) [system] _1071654=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (233) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (232) [system] _1057718=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (231) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1022208)
^  Call: (232) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1435996)
^  Call: (234) [system] setup_call_cleanup('$notrace'(_1436948, _1436950), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1435996), _1436930, fail)), '$restore_trace'(_1436948, _1436950))
^  Call: (235) [system] sig_atomic(system:'$notrace'(_1436948, _1436950))
^  Exit: (234) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1435996), _1436930, fail)), system:'$restore_trace'(3, -1))
   Call: (233) [system] atomic(_1435996)
   Fail: (233) [system] atomic(_1435996)
   Call: (233) [system] atom_chars(_1435996, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (233) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (232) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
   Call: (232) [system] integer('DisjunctionIntroduction')
   Fail: (232) [system] integer('DisjunctionIntroduction')
   Call: (232) [system] _1022208='DisjunctionIntroduction'
   Exit: (232) [system] 'DisjunctionIntroduction'='DisjunctionIntroduction'
^  Exit: (231) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (230) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'DisjunctionIntroduction')
^  Exit: (229) [user] cont_sexpr(')', (0x55fbb4538270), 'DisjunctionIntroduction')
^  Call: (229) [user] read_list(')', (0x55fbb4538270), _1450946)
^  Call: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] peek_char((0x55fbb4538270), _1452804)
   Exit: (231) [system] peek_char((0x55fbb4538270), ' ')
   Call: (231) [system] ' '=(;)
   Fail: (231) [system] ' '=(;)
   Call: (231) [system] ' '=(/)
   Fail: (231) [system] ' '=(/)
^  Call: (231) [user] is_like_space(' ')
   Call: (232) [system] char_type(' ', 'white')
   Exit: (232) [system] char_type(' ', 'white')
^  Exit: (231) [user] is_like_space(' ')
   Call: (231) [system] get_char((0x55fbb4538270), _1462398)
   Exit: (231) [system] get_char((0x55fbb4538270), ' ')
^  Call: (231) [user] skip_spaces((0x55fbb4538270))
   Call: (232) [system] peek_char((0x55fbb4538270), _1465102)
   Exit: (232) [system] peek_char((0x55fbb4538270), a)
   Call: (232) [system] a=(;)
   Fail: (232) [system] a=(;)
   Call: (232) [system] a=(/)
   Fail: (232) [system] a=(/)
^  Call: (232) [user] is_like_space(a)
   Call: (233) [system] char_type(a, 'white')
   Fail: (233) [system] char_type(a, 'white')
   Call: (233) [system] char_type(a, end_of_line)
   Fail: (233) [system] char_type(a, end_of_line)
   Call: (233) [system] char_type(a, space)
   Fail: (233) [system] char_type(a, space)
   Call: (233) [system] char_type(a, cntrl)
   Fail: (233) [system] char_type(a, cntrl)
^  Fail: (232) [user] is_like_space(a)
^  Exit: (231) [user] skip_spaces((0x55fbb4538270))
^  Exit: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _1482036)
   Exit: (230) [system] peek_char((0x55fbb4538270), a)
   Call: (230) [system] a=')'
   Fail: (230) [system] a=')'
   Call: (230) [system] a=end_of_file
   Fail: (230) [system] a=end_of_file
^  Call: (230) [user] cont_sexpr(')', (0x55fbb4538270), _1487606)
^  Call: (231) [user] skip_spaces((0x55fbb4538270))
   Call: (232) [system] peek_char((0x55fbb4538270), _1489464)
   Exit: (232) [system] peek_char((0x55fbb4538270), a)
   Call: (232) [system] a=(;)
   Fail: (232) [system] a=(;)
   Call: (232) [system] a=(/)
   Fail: (232) [system] a=(/)
^  Call: (232) [user] is_like_space(a)
   Call: (233) [system] char_type(a, 'white')
   Fail: (233) [system] char_type(a, 'white')
   Call: (233) [system] char_type(a, end_of_line)
   Fail: (233) [system] char_type(a, end_of_line)
   Call: (233) [system] char_type(a, space)
   Fail: (233) [system] char_type(a, space)
   Call: (233) [system] char_type(a, cntrl)
   Fail: (233) [system] char_type(a, cntrl)
^  Fail: (232) [user] is_like_space(a)
^  Exit: (231) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] get_char((0x55fbb4538270), _1505474)
   Exit: (231) [system] get_char((0x55fbb4538270), a)
   Call: (231) [system] a='('
   Fail: (231) [system] a='('
   Call: (231) [system] a='['
   Fail: (231) [system] a='['
   Call: (231) [system] a='{'
   Fail: (231) [system] a='{'
   Call: (231) [system] a='"'
   Fail: (231) [system] a='"'
   Call: (231) [system] a=!
   Fail: (231) [system] a=!
   Call: (231) [system] a='\''
   Fail: (231) [system] a='\''
   Call: (231) [system] a='`'
   Fail: (231) [system] a='`'
   Call: (231) [system] a=end_of_file
   Fail: (231) [system] a=end_of_file
^  Call: (231) [user] read_symbolic(')', (0x55fbb4538270), a, _1487606)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _1523116)
   Call: (233) [system] peek_char((0x55fbb4538270), _1524050)
   Exit: (233) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (233) [user] is_delimiter(' ')
   Call: (234) [system] char_type(' ', space)
   Exit: (234) [system] char_type(' ', space)
^  Exit: (233) [user] is_delimiter(' ')
   Call: (233) [system] _1523116=[]
   Exit: (233) [system] []=[]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (232) [user] classify_and_convert_charseq([a], _1487606)
^  Call: (233) [user] classify_and_convert_charseq_([a], _1533334)
^  Call: (235) [system] setup_call_cleanup('$notrace'(_1534286, _1534288), once(user:catch(read_from_chars([a], _1533334), _1534268, fail)), '$restore_trace'(_1534286, _1534288))
^  Call: (236) [system] sig_atomic(system:'$notrace'(_1534286, _1534288))
^  Exit: (235) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1534268, fail)), system:'$restore_trace'(3, -1))
   Call: (234) [system] atomic(a)
   Exit: (234) [system] atomic(a)
^  Exit: (233) [user] classify_and_convert_charseq_([a], a)
   Call: (233) [system] integer(a)
   Fail: (233) [system] integer(a)
   Call: (233) [system] _1487606=a
   Exit: (233) [system] a=a
^  Exit: (232) [user] classify_and_convert_charseq([a], a)
^  Exit: (231) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (230) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (230) [user] read_list(')', (0x55fbb4538270), _1546414)
^  Call: (231) [user] skip_spaces((0x55fbb4538270))
   Call: (232) [system] peek_char((0x55fbb4538270), _1548272)
   Exit: (232) [system] peek_char((0x55fbb4538270), ' ')
   Call: (232) [system] ' '=(;)
   Fail: (232) [system] ' '=(;)
   Call: (232) [system] ' '=(/)
   Fail: (232) [system] ' '=(/)
^  Call: (232) [user] is_like_space(' ')
   Call: (233) [system] char_type(' ', 'white')
   Exit: (233) [system] char_type(' ', 'white')
^  Exit: (232) [user] is_like_space(' ')
   Call: (232) [system] get_char((0x55fbb4538270), _1557866)
   Exit: (232) [system] get_char((0x55fbb4538270), ' ')
^  Call: (232) [user] skip_spaces((0x55fbb4538270))
   Call: (233) [system] peek_char((0x55fbb4538270), _1560570)
   Exit: (233) [system] peek_char((0x55fbb4538270), a)
   Call: (233) [system] a=(;)
   Fail: (233) [system] a=(;)
   Call: (233) [system] a=(/)
   Fail: (233) [system] a=(/)
^  Call: (233) [user] is_like_space(a)
   Call: (234) [system] char_type(a, 'white')
   Fail: (234) [system] char_type(a, 'white')
   Call: (234) [system] char_type(a, end_of_line)
   Fail: (234) [system] char_type(a, end_of_line)
   Call: (234) [system] char_type(a, space)
   Fail: (234) [system] char_type(a, space)
   Call: (234) [system] char_type(a, cntrl)
   Fail: (234) [system] char_type(a, cntrl)
^  Fail: (233) [user] is_like_space(a)
^  Exit: (232) [user] skip_spaces((0x55fbb4538270))
^  Exit: (231) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] peek_char((0x55fbb4538270), _1577504)
   Exit: (231) [system] peek_char((0x55fbb4538270), a)
   Call: (231) [system] a=')'
   Fail: (231) [system] a=')'
   Call: (231) [system] a=end_of_file
   Fail: (231) [system] a=end_of_file
^  Call: (231) [user] cont_sexpr(')', (0x55fbb4538270), _1583074)
^  Call: (232) [user] skip_spaces((0x55fbb4538270))
   Call: (233) [system] peek_char((0x55fbb4538270), _1584932)
   Exit: (233) [system] peek_char((0x55fbb4538270), a)
   Call: (233) [system] a=(;)
   Fail: (233) [system] a=(;)
   Call: (233) [system] a=(/)
   Fail: (233) [system] a=(/)
^  Call: (233) [user] is_like_space(a)
   Call: (234) [system] char_type(a, 'white')
   Fail: (234) [system] char_type(a, 'white')
   Call: (234) [system] char_type(a, end_of_line)
   Fail: (234) [system] char_type(a, end_of_line)
   Call: (234) [system] char_type(a, space)
   Fail: (234) [system] char_type(a, space)
   Call: (234) [system] char_type(a, cntrl)
   Fail: (234) [system] char_type(a, cntrl)
^  Fail: (233) [user] is_like_space(a)
^  Exit: (232) [user] skip_spaces((0x55fbb4538270))
   Call: (232) [system] get_char((0x55fbb4538270), _1600942)
   Exit: (232) [system] get_char((0x55fbb4538270), a)
   Call: (232) [system] a='('
   Fail: (232) [system] a='('
   Call: (232) [system] a='['
   Fail: (232) [system] a='['
   Call: (232) [system] a='{'
   Fail: (232) [system] a='{'
   Call: (232) [system] a='"'
   Fail: (232) [system] a='"'
   Call: (232) [system] a=!
   Fail: (232) [system] a=!
   Call: (232) [system] a='\''
   Fail: (232) [system] a='\''
   Call: (232) [system] a='`'
   Fail: (232) [system] a='`'
   Call: (232) [system] a=end_of_file
   Fail: (232) [system] a=end_of_file
^  Call: (232) [user] read_symbolic(')', (0x55fbb4538270), a, _1583074)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _1618584)
   Call: (234) [system] peek_char((0x55fbb4538270), _1619518)
   Exit: (234) [system] peek_char((0x55fbb4538270), ')')
^  Call: (234) [user] is_delimiter(')')
   Call: (235) [system] char_type(')', space)
   Fail: (235) [system] char_type(')', space)
   Call: (235) [system] arg(_1624238, v('(', ')', end_of_file), ')')
   Exit: (235) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (234) [user] is_delimiter(')')
   Call: (234) [system] _1618584=[]
   Exit: (234) [system] []=[]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (233) [user] classify_and_convert_charseq([a], _1583074)
^  Call: (234) [user] classify_and_convert_charseq_([a], _1630674)
^  Call: (236) [system] setup_call_cleanup('$notrace'(_1631626, _1631628), once(user:catch(read_from_chars([a], _1630674), _1631608, fail)), '$restore_trace'(_1631626, _1631628))
^  Call: (237) [system] sig_atomic(system:'$notrace'(_1631626, _1631628))
^  Exit: (236) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1631608, fail)), system:'$restore_trace'(3, -1))
   Call: (235) [system] atomic(a)
   Exit: (235) [system] atomic(a)
^  Exit: (234) [user] classify_and_convert_charseq_([a], a)
   Call: (234) [system] integer(a)
   Fail: (234) [system] integer(a)
   Call: (234) [system] _1583074=a
   Exit: (234) [system] a=a
^  Exit: (233) [user] classify_and_convert_charseq([a], a)
^  Exit: (232) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (231) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (231) [user] read_list(')', (0x55fbb4538270), _1643754)
^  Call: (232) [user] skip_spaces((0x55fbb4538270))
   Call: (233) [system] peek_char((0x55fbb4538270), _1645612)
   Exit: (233) [system] peek_char((0x55fbb4538270), ')')
   Call: (233) [system] ')'=(;)
   Fail: (233) [system] ')'=(;)
   Call: (233) [system] ')'=(/)
   Fail: (233) [system] ')'=(/)
^  Call: (233) [user] is_like_space(')')
   Call: (234) [system] char_type(')', 'white')
   Fail: (234) [system] char_type(')', 'white')
   Call: (234) [system] char_type(')', end_of_line)
   Fail: (234) [system] char_type(')', end_of_line)
   Call: (234) [system] char_type(')', space)
   Fail: (234) [system] char_type(')', space)
   Call: (234) [system] char_type(')', cntrl)
   Fail: (234) [system] char_type(')', cntrl)
^  Fail: (233) [user] is_like_space(')')
^  Exit: (232) [user] skip_spaces((0x55fbb4538270))
   Call: (232) [system] peek_char((0x55fbb4538270), _1661622)
   Exit: (232) [system] peek_char((0x55fbb4538270), ')')
   Call: (232) [system] ')'=')'
   Exit: (232) [system] ')'=')'
   Call: (232) [system] get_char((0x55fbb4538270), _1665412)
   Exit: (232) [system] get_char((0x55fbb4538270), ')')
   Call: (232) [system] _1643754=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_list(')', (0x55fbb4538270), [])
   Call: (231) [system] _1546414=[a]
   Exit: (231) [system] [a]=[a]
^  Exit: (230) [user] read_list(')', (0x55fbb4538270), [a])
   Call: (230) [system] _1450946=[a, a]
   Exit: (230) [system] [a, a]=[a, a]
^  Exit: (229) [user] read_list(')', (0x55fbb4538270), [a, a])
   Call: (229) [system] _977190=['DisjunctionIntroduction', a, a]
   Exit: (229) [system] ['DisjunctionIntroduction', a, a]=['DisjunctionIntroduction', a, a]
^  Exit: (228) [user] read_list(')', (0x55fbb4538270), ['DisjunctionIntroduction', a, a])
^  Exit: (227) [user] cont_sexpr(')', (0x55fbb4538270), ['DisjunctionIntroduction', a, a])
^  Call: (227) [user] read_list(')', (0x55fbb4538270), _1679294)
^  Call: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _1681152)
   Exit: (229) [system] peek_char((0x55fbb4538270), ' ')
   Call: (229) [system] ' '=(;)
   Fail: (229) [system] ' '=(;)
   Call: (229) [system] ' '=(/)
   Fail: (229) [system] ' '=(/)
^  Call: (229) [user] is_like_space(' ')
   Call: (230) [system] char_type(' ', 'white')
   Exit: (230) [system] char_type(' ', 'white')
^  Exit: (229) [user] is_like_space(' ')
   Call: (229) [system] get_char((0x55fbb4538270), _1690746)
   Exit: (229) [system] get_char((0x55fbb4538270), ' ')
^  Call: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _1693450)
   Exit: (230) [system] peek_char((0x55fbb4538270), '(')
   Call: (230) [system] '('=(;)
   Fail: (230) [system] '('=(;)
   Call: (230) [system] '('=(/)
   Fail: (230) [system] '('=(/)
^  Call: (230) [user] is_like_space('(')
   Call: (231) [system] char_type('(', 'white')
   Fail: (231) [system] char_type('(', 'white')
   Call: (231) [system] char_type('(', end_of_line)
   Fail: (231) [system] char_type('(', end_of_line)
   Call: (231) [system] char_type('(', space)
   Fail: (231) [system] char_type('(', space)
   Call: (231) [system] char_type('(', cntrl)
   Fail: (231) [system] char_type('(', cntrl)
^  Fail: (230) [user] is_like_space('(')
^  Exit: (229) [user] skip_spaces((0x55fbb4538270))
^  Exit: (228) [user] skip_spaces((0x55fbb4538270))
   Call: (228) [system] peek_char((0x55fbb4538270), _1710384)
   Exit: (228) [system] peek_char((0x55fbb4538270), '(')
   Call: (228) [system] '('=')'
   Fail: (228) [system] '('=')'
   Call: (228) [system] '('=end_of_file
   Fail: (228) [system] '('=end_of_file
^  Call: (228) [user] cont_sexpr(')', (0x55fbb4538270), _1715954)
^  Call: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _1717812)
   Exit: (230) [system] peek_char((0x55fbb4538270), '(')
   Call: (230) [system] '('=(;)
   Fail: (230) [system] '('=(;)
   Call: (230) [system] '('=(/)
   Fail: (230) [system] '('=(/)
^  Call: (230) [user] is_like_space('(')
   Call: (231) [system] char_type('(', 'white')
   Fail: (231) [system] char_type('(', 'white')
   Call: (231) [system] char_type('(', end_of_line)
   Fail: (231) [system] char_type('(', end_of_line)
   Call: (231) [system] char_type('(', space)
   Fail: (231) [system] char_type('(', space)
   Call: (231) [system] char_type('(', cntrl)
   Fail: (231) [system] char_type('(', cntrl)
^  Fail: (230) [user] is_like_space('(')
^  Exit: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] get_char((0x55fbb4538270), _1733822)
   Exit: (229) [system] get_char((0x55fbb4538270), '(')
   Call: (229) [system] '('='('
   Exit: (229) [system] '('='('
^  Call: (229) [user] read_list(')', (0x55fbb4538270), _1715954)
^  Call: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] peek_char((0x55fbb4538270), _1739392)
   Exit: (231) [system] peek_char((0x55fbb4538270), 'O')
   Call: (231) [system] 'O'=(;)
   Fail: (231) [system] 'O'=(;)
   Call: (231) [system] 'O'=(/)
   Fail: (231) [system] 'O'=(/)
^  Call: (231) [user] is_like_space('O')
   Call: (232) [system] char_type('O', 'white')
   Fail: (232) [system] char_type('O', 'white')
   Call: (232) [system] char_type('O', end_of_line)
   Fail: (232) [system] char_type('O', end_of_line)
   Call: (232) [system] char_type('O', space)
   Fail: (232) [system] char_type('O', space)
   Call: (232) [system] char_type('O', cntrl)
   Fail: (232) [system] char_type('O', cntrl)
^  Fail: (231) [user] is_like_space('O')
^  Exit: (230) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _1755402)
   Exit: (230) [system] peek_char((0x55fbb4538270), 'O')
   Call: (230) [system] 'O'=')'
   Fail: (230) [system] 'O'=')'
   Call: (230) [system] 'O'=end_of_file
   Fail: (230) [system] 'O'=end_of_file
^  Call: (230) [user] cont_sexpr(')', (0x55fbb4538270), _1760972)
^  Call: (231) [user] skip_spaces((0x55fbb4538270))
   Call: (232) [system] peek_char((0x55fbb4538270), _1762830)
   Exit: (232) [system] peek_char((0x55fbb4538270), 'O')
   Call: (232) [system] 'O'=(;)
   Fail: (232) [system] 'O'=(;)
   Call: (232) [system] 'O'=(/)
   Fail: (232) [system] 'O'=(/)
^  Call: (232) [user] is_like_space('O')
   Call: (233) [system] char_type('O', 'white')
   Fail: (233) [system] char_type('O', 'white')
   Call: (233) [system] char_type('O', end_of_line)
   Fail: (233) [system] char_type('O', end_of_line)
   Call: (233) [system] char_type('O', space)
   Fail: (233) [system] char_type('O', space)
   Call: (233) [system] char_type('O', cntrl)
   Fail: (233) [system] char_type('O', cntrl)
^  Fail: (232) [user] is_like_space('O')
^  Exit: (231) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] get_char((0x55fbb4538270), _1778840)
   Exit: (231) [system] get_char((0x55fbb4538270), 'O')
   Call: (231) [system] 'O'='('
   Fail: (231) [system] 'O'='('
   Call: (231) [system] 'O'='['
   Fail: (231) [system] 'O'='['
   Call: (231) [system] 'O'='{'
   Fail: (231) [system] 'O'='{'
   Call: (231) [system] 'O'='"'
   Fail: (231) [system] 'O'='"'
   Call: (231) [system] 'O'=!
   Fail: (231) [system] 'O'=!
   Call: (231) [system] 'O'='\''
   Fail: (231) [system] 'O'='\''
   Call: (231) [system] 'O'='`'
   Fail: (231) [system] 'O'='`'
   Call: (231) [system] 'O'=end_of_file
   Fail: (231) [system] 'O'=end_of_file
^  Call: (231) [user] read_symbolic(')', (0x55fbb4538270), 'O', _1760972)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _1796482)
   Call: (233) [system] peek_char((0x55fbb4538270), _1797416)
   Exit: (233) [system] peek_char((0x55fbb4538270), r)
^  Call: (233) [user] is_delimiter(r)
   Call: (234) [system] char_type(r, space)
   Fail: (234) [system] char_type(r, space)
   Call: (234) [system] arg(_1802136, v('(', ')', end_of_file), r)
   Fail: (234) [system] arg(_1803068, v('(', ')', end_of_file), r)
^  Fail: (233) [user] is_delimiter(r)
   Call: (233) [system] ')'==r
   Fail: (233) [system] ')'==r
   Call: (233) [system] get_char((0x55fbb4538270), r)
   Exit: (233) [system] get_char((0x55fbb4538270), r)
   Call: (233) [system] r=(\)
   Fail: (233) [system] r=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _1810418)
   Call: (234) [system] peek_char((0x55fbb4538270), _1811352)
   Exit: (234) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (234) [user] is_delimiter('L')
   Call: (235) [system] char_type('L', space)
   Fail: (235) [system] char_type('L', space)
   Call: (235) [system] arg(_1816072, v('(', ')', end_of_file), 'L')
   Fail: (235) [system] arg(_1817004, v('(', ')', end_of_file), 'L')
^  Fail: (234) [user] is_delimiter('L')
   Call: (234) [system] ')'=='L'
   Fail: (234) [system] ')'=='L'
   Call: (234) [system] get_char((0x55fbb4538270), 'L')
   Exit: (234) [system] get_char((0x55fbb4538270), 'L')
   Call: (234) [system] 'L'=(\)
   Fail: (234) [system] 'L'=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _1824354)
   Call: (235) [system] peek_char((0x55fbb4538270), _1825288)
   Exit: (235) [system] peek_char((0x55fbb4538270), i)
^  Call: (235) [user] is_delimiter(i)
   Call: (236) [system] char_type(i, space)
   Fail: (236) [system] char_type(i, space)
   Call: (236) [system] arg(_1830008, v('(', ')', end_of_file), i)
   Fail: (236) [system] arg(_1830940, v('(', ')', end_of_file), i)
^  Fail: (235) [user] is_delimiter(i)
   Call: (235) [system] ')'==i
   Fail: (235) [system] ')'==i
   Call: (235) [system] get_char((0x55fbb4538270), i)
   Exit: (235) [system] get_char((0x55fbb4538270), i)
   Call: (235) [system] i=(\)
   Fail: (235) [system] i=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), _1838290)
   Call: (236) [system] peek_char((0x55fbb4538270), _1839224)
   Exit: (236) [system] peek_char((0x55fbb4538270), n)
^  Call: (236) [user] is_delimiter(n)
   Call: (237) [system] char_type(n, space)
   Fail: (237) [system] char_type(n, space)
   Call: (237) [system] arg(_1843944, v('(', ')', end_of_file), n)
   Fail: (237) [system] arg(_1844876, v('(', ')', end_of_file), n)
^  Fail: (236) [user] is_delimiter(n)
   Call: (236) [system] ')'==n
   Fail: (236) [system] ')'==n
   Call: (236) [system] get_char((0x55fbb4538270), n)
   Exit: (236) [system] get_char((0x55fbb4538270), n)
   Call: (236) [system] n=(\)
   Fail: (236) [system] n=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), _1852226)
   Call: (237) [system] peek_char((0x55fbb4538270), _1853160)
   Exit: (237) [system] peek_char((0x55fbb4538270), k)
^  Call: (237) [user] is_delimiter(k)
   Call: (238) [system] char_type(k, space)
   Fail: (238) [system] char_type(k, space)
   Call: (238) [system] arg(_1857880, v('(', ')', end_of_file), k)
   Fail: (238) [system] arg(_1858812, v('(', ')', end_of_file), k)
^  Fail: (237) [user] is_delimiter(k)
   Call: (237) [system] ')'==k
   Fail: (237) [system] ')'==k
   Call: (237) [system] get_char((0x55fbb4538270), k)
   Exit: (237) [system] get_char((0x55fbb4538270), k)
   Call: (237) [system] k=(\)
   Fail: (237) [system] k=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), _1866162)
   Call: (238) [system] peek_char((0x55fbb4538270), _1867096)
   Exit: (238) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (238) [user] is_delimiter(' ')
   Call: (239) [system] char_type(' ', space)
   Exit: (239) [system] char_type(' ', space)
^  Exit: (238) [user] is_delimiter(' ')
   Call: (238) [system] _1866162=[]
   Exit: (238) [system] []=[]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (237) [system] _1852226=[k]
   Exit: (237) [system] [k]=[k]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (236) [system] _1838290=[n, k]
   Exit: (236) [system] [n, k]=[n, k]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (235) [system] _1824354=[i, n, k]
   Exit: (235) [system] [i, n, k]=[i, n, k]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (234) [system] _1810418=['L', i, n, k]
   Exit: (234) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (233) [system] _1796482=[r, 'L', i, n, k]
   Exit: (233) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (232) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _1760972)
^  Call: (233) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _1890350)
^  Call: (235) [system] setup_call_cleanup('$notrace'(_1891302, _1891304), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1890350), _1891284, fail)), '$restore_trace'(_1891302, _1891304))
^  Call: (236) [system] sig_atomic(system:'$notrace'(_1891302, _1891304))
^  Exit: (235) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1890350), _1891284, fail)), system:'$restore_trace'(3, -1))
   Call: (234) [system] atomic(_1890350)
   Fail: (234) [system] atomic(_1890350)
   Call: (234) [system] atom_chars(_1890350, ['O', r, 'L', i, n, k])
   Exit: (234) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (233) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (233) [system] integer('OrLink')
   Fail: (233) [system] integer('OrLink')
   Call: (233) [system] _1760972='OrLink'
   Exit: (233) [system] 'OrLink'='OrLink'
^  Exit: (232) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (231) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (230) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (230) [user] read_list(')', (0x55fbb4538270), _1905300)
^  Call: (231) [user] skip_spaces((0x55fbb4538270))
   Call: (232) [system] peek_char((0x55fbb4538270), _1907158)
   Exit: (232) [system] peek_char((0x55fbb4538270), ' ')
   Call: (232) [system] ' '=(;)
   Fail: (232) [system] ' '=(;)
   Call: (232) [system] ' '=(/)
   Fail: (232) [system] ' '=(/)
^  Call: (232) [user] is_like_space(' ')
   Call: (233) [system] char_type(' ', 'white')
   Exit: (233) [system] char_type(' ', 'white')
^  Exit: (232) [user] is_like_space(' ')
   Call: (232) [system] get_char((0x55fbb4538270), _1916752)
   Exit: (232) [system] get_char((0x55fbb4538270), ' ')
^  Call: (232) [user] skip_spaces((0x55fbb4538270))
   Call: (233) [system] peek_char((0x55fbb4538270), _1919456)
   Exit: (233) [system] peek_char((0x55fbb4538270), 'B')
   Call: (233) [system] 'B'=(;)
   Fail: (233) [system] 'B'=(;)
   Call: (233) [system] 'B'=(/)
   Fail: (233) [system] 'B'=(/)
^  Call: (233) [user] is_like_space('B')
   Call: (234) [system] char_type('B', 'white')
   Fail: (234) [system] char_type('B', 'white')
   Call: (234) [system] char_type('B', end_of_line)
   Fail: (234) [system] char_type('B', end_of_line)
   Call: (234) [system] char_type('B', space)
   Fail: (234) [system] char_type('B', space)
   Call: (234) [system] char_type('B', cntrl)
   Fail: (234) [system] char_type('B', cntrl)
^  Fail: (233) [user] is_like_space('B')
^  Exit: (232) [user] skip_spaces((0x55fbb4538270))
^  Exit: (231) [user] skip_spaces((0x55fbb4538270))
   Call: (231) [system] peek_char((0x55fbb4538270), _1936390)
   Exit: (231) [system] peek_char((0x55fbb4538270), 'B')
   Call: (231) [system] 'B'=')'
   Fail: (231) [system] 'B'=')'
   Call: (231) [system] 'B'=end_of_file
   Fail: (231) [system] 'B'=end_of_file
^  Call: (231) [user] cont_sexpr(')', (0x55fbb4538270), _1941960)
^  Call: (232) [user] skip_spaces((0x55fbb4538270))
   Call: (233) [system] peek_char((0x55fbb4538270), _1943818)
   Exit: (233) [system] peek_char((0x55fbb4538270), 'B')
   Call: (233) [system] 'B'=(;)
   Fail: (233) [system] 'B'=(;)
   Call: (233) [system] 'B'=(/)
   Fail: (233) [system] 'B'=(/)
^  Call: (233) [user] is_like_space('B')
   Call: (234) [system] char_type('B', 'white')
   Fail: (234) [system] char_type('B', 'white')
   Call: (234) [system] char_type('B', end_of_line)
   Fail: (234) [system] char_type('B', end_of_line)
   Call: (234) [system] char_type('B', space)
   Fail: (234) [system] char_type('B', space)
   Call: (234) [system] char_type('B', cntrl)
   Fail: (234) [system] char_type('B', cntrl)
^  Fail: (233) [user] is_like_space('B')
^  Exit: (232) [user] skip_spaces((0x55fbb4538270))
   Call: (232) [system] get_char((0x55fbb4538270), _1959828)
   Exit: (232) [system] get_char((0x55fbb4538270), 'B')
   Call: (232) [system] 'B'='('
   Fail: (232) [system] 'B'='('
   Call: (232) [system] 'B'='['
   Fail: (232) [system] 'B'='['
   Call: (232) [system] 'B'='{'
   Fail: (232) [system] 'B'='{'
   Call: (232) [system] 'B'='"'
   Fail: (232) [system] 'B'='"'
   Call: (232) [system] 'B'=!
   Fail: (232) [system] 'B'=!
   Call: (232) [system] 'B'='\''
   Fail: (232) [system] 'B'='\''
   Call: (232) [system] 'B'='`'
   Fail: (232) [system] 'B'='`'
   Call: (232) [system] 'B'=end_of_file
   Fail: (232) [system] 'B'=end_of_file
^  Call: (232) [user] read_symbolic(')', (0x55fbb4538270), 'B', _1941960)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _1977470)
   Call: (234) [system] peek_char((0x55fbb4538270), _1978404)
   Exit: (234) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (234) [user] is_delimiter(' ')
   Call: (235) [system] char_type(' ', space)
   Exit: (235) [system] char_type(' ', space)
^  Exit: (234) [user] is_delimiter(' ')
   Call: (234) [system] _1977470=[]
   Exit: (234) [system] []=[]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (233) [user] classify_and_convert_charseq(['B'], _1941960)
^  Call: (234) [user] classify_and_convert_charseq_(['B'], _1987688)
^  Call: (236) [system] setup_call_cleanup('$notrace'(_1988640, _1988642), once(user:catch(read_from_chars(['B'], _1987688), _1988622, fail)), '$restore_trace'(_1988640, _1988642))
^  Call: (237) [system] sig_atomic(system:'$notrace'(_1988640, _1988642))
^  Exit: (236) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1987688), _1988622, fail)), system:'$restore_trace'(3, -1))
   Call: (235) [system] atomic(_1987688)
   Fail: (235) [system] atomic(_1987688)
   Call: (235) [system] atom_chars(_1987688, ['B'])
   Exit: (235) [system] atom_chars('B', ['B'])
^  Exit: (234) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (234) [system] integer('B')
   Fail: (234) [system] integer('B')
   Call: (234) [system] _1941960='B'
   Exit: (234) [system] 'B'='B'
^  Exit: (233) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (232) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (231) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (231) [user] read_list(')', (0x55fbb4538270), _2002638)
^  Call: (232) [user] skip_spaces((0x55fbb4538270))
   Call: (233) [system] peek_char((0x55fbb4538270), _2004496)
   Exit: (233) [system] peek_char((0x55fbb4538270), ' ')
   Call: (233) [system] ' '=(;)
   Fail: (233) [system] ' '=(;)
   Call: (233) [system] ' '=(/)
   Fail: (233) [system] ' '=(/)
^  Call: (233) [user] is_like_space(' ')
   Call: (234) [system] char_type(' ', 'white')
   Exit: (234) [system] char_type(' ', 'white')
^  Exit: (233) [user] is_like_space(' ')
   Call: (233) [system] get_char((0x55fbb4538270), _2014090)
   Exit: (233) [system] get_char((0x55fbb4538270), ' ')
^  Call: (233) [user] skip_spaces((0x55fbb4538270))
   Call: (234) [system] peek_char((0x55fbb4538270), _2016794)
   Exit: (234) [system] peek_char((0x55fbb4538270), 'B')
   Call: (234) [system] 'B'=(;)
   Fail: (234) [system] 'B'=(;)
   Call: (234) [system] 'B'=(/)
   Fail: (234) [system] 'B'=(/)
^  Call: (234) [user] is_like_space('B')
   Call: (235) [system] char_type('B', 'white')
   Fail: (235) [system] char_type('B', 'white')
   Call: (235) [system] char_type('B', end_of_line)
   Fail: (235) [system] char_type('B', end_of_line)
   Call: (235) [system] char_type('B', space)
   Fail: (235) [system] char_type('B', space)
   Call: (235) [system] char_type('B', cntrl)
   Fail: (235) [system] char_type('B', cntrl)
^  Fail: (234) [user] is_like_space('B')
^  Exit: (233) [user] skip_spaces((0x55fbb4538270))
^  Exit: (232) [user] skip_spaces((0x55fbb4538270))
   Call: (232) [system] peek_char((0x55fbb4538270), _2033728)
   Exit: (232) [system] peek_char((0x55fbb4538270), 'B')
   Call: (232) [system] 'B'=')'
   Fail: (232) [system] 'B'=')'
   Call: (232) [system] 'B'=end_of_file
   Fail: (232) [system] 'B'=end_of_file
^  Call: (232) [user] cont_sexpr(')', (0x55fbb4538270), _2039298)
^  Call: (233) [user] skip_spaces((0x55fbb4538270))
   Call: (234) [system] peek_char((0x55fbb4538270), _2041156)
   Exit: (234) [system] peek_char((0x55fbb4538270), 'B')
   Call: (234) [system] 'B'=(;)
   Fail: (234) [system] 'B'=(;)
   Call: (234) [system] 'B'=(/)
   Fail: (234) [system] 'B'=(/)
^  Call: (234) [user] is_like_space('B')
   Call: (235) [system] char_type('B', 'white')
   Fail: (235) [system] char_type('B', 'white')
   Call: (235) [system] char_type('B', end_of_line)
   Fail: (235) [system] char_type('B', end_of_line)
   Call: (235) [system] char_type('B', space)
   Fail: (235) [system] char_type('B', space)
   Call: (235) [system] char_type('B', cntrl)
   Fail: (235) [system] char_type('B', cntrl)
^  Fail: (234) [user] is_like_space('B')
^  Exit: (233) [user] skip_spaces((0x55fbb4538270))
   Call: (233) [system] get_char((0x55fbb4538270), _2057166)
   Exit: (233) [system] get_char((0x55fbb4538270), 'B')
   Call: (233) [system] 'B'='('
   Fail: (233) [system] 'B'='('
   Call: (233) [system] 'B'='['
   Fail: (233) [system] 'B'='['
   Call: (233) [system] 'B'='{'
   Fail: (233) [system] 'B'='{'
   Call: (233) [system] 'B'='"'
   Fail: (233) [system] 'B'='"'
   Call: (233) [system] 'B'=!
   Fail: (233) [system] 'B'=!
   Call: (233) [system] 'B'='\''
   Fail: (233) [system] 'B'='\''
   Call: (233) [system] 'B'='`'
   Fail: (233) [system] 'B'='`'
   Call: (233) [system] 'B'=end_of_file
   Fail: (233) [system] 'B'=end_of_file
^  Call: (233) [user] read_symbolic(')', (0x55fbb4538270), 'B', _2039298)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _2074808)
   Call: (235) [system] peek_char((0x55fbb4538270), _2075742)
   Exit: (235) [system] peek_char((0x55fbb4538270), ')')
^  Call: (235) [user] is_delimiter(')')
   Call: (236) [system] char_type(')', space)
   Fail: (236) [system] char_type(')', space)
   Call: (236) [system] arg(_2080462, v('(', ')', end_of_file), ')')
   Exit: (236) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (235) [user] is_delimiter(')')
   Call: (235) [system] _2074808=[]
   Exit: (235) [system] []=[]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (234) [user] classify_and_convert_charseq(['B'], _2039298)
^  Call: (235) [user] classify_and_convert_charseq_(['B'], _2086898)
^  Call: (237) [system] setup_call_cleanup('$notrace'(_2087850, _2087852), once(user:catch(read_from_chars(['B'], _2086898), _2087832, fail)), '$restore_trace'(_2087850, _2087852))
^  Call: (238) [system] sig_atomic(system:'$notrace'(_2087850, _2087852))
^  Exit: (237) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _2086898), _2087832, fail)), system:'$restore_trace'(3, -1))
   Call: (236) [system] atomic(_2086898)
   Fail: (236) [system] atomic(_2086898)
   Call: (236) [system] atom_chars(_2086898, ['B'])
   Exit: (236) [system] atom_chars('B', ['B'])
^  Exit: (235) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (235) [system] integer('B')
   Fail: (235) [system] integer('B')
   Call: (235) [system] _6686='B'
   Exit: (235) [system] 'B'='B'
^  Exit: (234) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (233) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (232) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (232) [user] read_list(')', (0x55fbb4538270), _11742)
^  Call: (233) [user] skip_spaces((0x55fbb4538270))
   Call: (234) [system] peek_char((0x55fbb4538270), _13600)
   Exit: (234) [system] peek_char((0x55fbb4538270), ')')
   Call: (234) [system] ')'=(;)
   Fail: (234) [system] ')'=(;)
   Call: (234) [system] ')'=(/)
   Fail: (234) [system] ')'=(/)
^  Call: (234) [user] is_like_space(')')
   Call: (235) [system] char_type(')', 'white')
   Fail: (235) [system] char_type(')', 'white')
   Call: (235) [system] char_type(')', end_of_line)
   Fail: (235) [system] char_type(')', end_of_line)
   Call: (235) [system] char_type(')', space)
   Fail: (235) [system] char_type(')', space)
   Call: (235) [system] char_type(')', cntrl)
   Fail: (235) [system] char_type(')', cntrl)
^  Fail: (234) [user] is_like_space(')')
^  Exit: (233) [user] skip_spaces((0x55fbb4538270))
   Call: (233) [system] peek_char((0x55fbb4538270), _29610)
   Exit: (233) [system] peek_char((0x55fbb4538270), ')')
   Call: (233) [system] ')'=')'
   Exit: (233) [system] ')'=')'
   Call: (233) [system] get_char((0x55fbb4538270), _33400)
   Exit: (233) [system] get_char((0x55fbb4538270), ')')
   Call: (233) [system] _11742=[]
   Exit: (233) [system] []=[]
^  Exit: (232) [user] read_list(')', (0x55fbb4538270), [])
   Call: (232) [system] _6682=['B']
   Exit: (232) [system] ['B']=['B']
^  Exit: (231) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (231) [system] _6676=['B', 'B']
   Exit: (231) [system] ['B', 'B']=['B', 'B']
^  Exit: (230) [user] read_list(')', (0x55fbb4538270), ['B', 'B'])
   Call: (230) [system] _6668=['OrLink', 'B', 'B']
   Exit: (230) [system] ['OrLink', 'B', 'B']=['OrLink', 'B', 'B']
^  Exit: (229) [user] read_list(')', (0x55fbb4538270), ['OrLink', 'B', 'B'])
^  Exit: (228) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', 'B', 'B'])
^  Call: (228) [user] read_list(')', (0x55fbb4538270), _47282)
^  Call: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (230) [system] peek_char((0x55fbb4538270), _49140)
   Exit: (230) [system] peek_char((0x55fbb4538270), ')')
   Call: (230) [system] ')'=(;)
   Fail: (230) [system] ')'=(;)
   Call: (230) [system] ')'=(/)
   Fail: (230) [system] ')'=(/)
^  Call: (230) [user] is_like_space(')')
   Call: (231) [system] char_type(')', 'white')
   Fail: (231) [system] char_type(')', 'white')
   Call: (231) [system] char_type(')', end_of_line)
   Fail: (231) [system] char_type(')', end_of_line)
   Call: (231) [system] char_type(')', space)
   Fail: (231) [system] char_type(')', space)
   Call: (231) [system] char_type(')', cntrl)
   Fail: (231) [system] char_type(')', cntrl)
^  Fail: (230) [user] is_like_space(')')
^  Exit: (229) [user] skip_spaces((0x55fbb4538270))
   Call: (229) [system] peek_char((0x55fbb4538270), _65150)
   Exit: (229) [system] peek_char((0x55fbb4538270), ')')
   Call: (229) [system] ')'=')'
   Exit: (229) [system] ')'=')'
   Call: (229) [system] get_char((0x55fbb4538270), _68940)
   Exit: (229) [system] get_char((0x55fbb4538270), ')')
   Call: (229) [system] _47282=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_list(')', (0x55fbb4538270), [])
   Call: (228) [system] _6664=[['OrLink', 'B', 'B']]
   Exit: (228) [system] [['OrLink', 'B', 'B']]=[['OrLink', 'B', 'B']]
^  Exit: (227) [user] read_list(')', (0x55fbb4538270), [['OrLink', 'B', 'B']])
   Call: (227) [system] _6640=[['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]
   Exit: (227) [system] [['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]=[['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]
^  Exit: (226) [user] read_list(')', (0x55fbb4538270), [['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']])
   Call: (226) [system] _6632=[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]
   Exit: (226) [system] [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]=[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]
^  Exit: (225) [user] read_list(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']])
^  Exit: (224) [user] cont_sexpr(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']])
^  Call: (224) [user] read_list(')', (0x55fbb4538270), _82822)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _84680)
   Exit: (226) [system] peek_char((0x55fbb4538270), ')')
   Call: (226) [system] ')'=(;)
   Fail: (226) [system] ')'=(;)
   Call: (226) [system] ')'=(/)
   Fail: (226) [system] ')'=(/)
^  Call: (226) [user] is_like_space(')')
   Call: (227) [system] char_type(')', 'white')
   Fail: (227) [system] char_type(')', 'white')
   Call: (227) [system] char_type(')', end_of_line)
   Fail: (227) [system] char_type(')', end_of_line)
   Call: (227) [system] char_type(')', space)
   Fail: (227) [system] char_type(')', space)
   Call: (227) [system] char_type(')', cntrl)
   Fail: (227) [system] char_type(')', cntrl)
^  Fail: (226) [user] is_like_space(')')
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _100690)
   Exit: (225) [system] peek_char((0x55fbb4538270), ')')
   Call: (225) [system] ')'=')'
   Exit: (225) [system] ')'=')'
   Call: (225) [system] get_char((0x55fbb4538270), _104480)
   Exit: (225) [system] get_char((0x55fbb4538270), ')')
   Call: (225) [system] _82822=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_list(')', (0x55fbb4538270), [])
   Call: (224) [system] _6628=[[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (224) [system] [[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (223) [user] read_list(')', (0x55fbb4538270), [[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (223) [system] _6568=[[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (223) [system] [[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (222) [user] read_list(')', (0x55fbb4538270), [[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (222) [system] _6472=[[:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (222) [system] [[:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (221) [user] read_list(')', (0x55fbb4538270), [[:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (221) [system] _6376=[[:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (221) [system] [[:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (220) [user] read_list(')', (0x55fbb4538270), [[:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (220) [system] _6316=[[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (220) [system] [[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (219) [user] read_list(')', (0x55fbb4538270), [[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (219) [system] _6256=[[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (219) [system] [[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (218) [user] read_list(')', (0x55fbb4538270), [[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (218) [system] _6160=[[:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (218) [system] [[:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (217) [user] read_list(')', (0x55fbb4538270), [[:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (217) [system] _6064=[[:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (217) [system] [[:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (216) [user] read_list(')', (0x55fbb4538270), [[:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (216) [system] _5968=[[:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (216) [system] [[:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (215) [user] read_list(')', (0x55fbb4538270), [[:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (215) [system] _5872=[[:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (215) [system] [[:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (214) [user] read_list(')', (0x55fbb4538270), [[:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (214) [system] _5740=[[:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (214) [system] [[:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (213) [user] read_list(')', (0x55fbb4538270), [[:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (213) [system] _5608=[[:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (213) [system] [[:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (212) [user] read_list(')', (0x55fbb4538270), [[:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (212) [system] _5512=[[:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (212) [system] [[:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), [[:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (211) [system] _5416=[[:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (211) [system] [[:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), [[:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (210) [system] _5284=[[:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (210) [system] [[:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), [[:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (209) [system] _5152=[[:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (209) [system] [[:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), [[:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (208) [system] _5092=[[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (208) [system] [[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), [[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (207) [system] _5032=[[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (207) [system] [[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), [[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (206) [system] _4936=[[:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (206) [system] [[:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (205) [user] read_list(')', (0x55fbb4538270), [[:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (205) [system] _4840=[[:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (205) [system] [[:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (204) [user] read_list(')', (0x55fbb4538270), [[:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (204) [system] _4780=[[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (204) [system] [[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (203) [user] read_list(')', (0x55fbb4538270), [[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (203) [system] _4720=[[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (203) [system] [[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), [[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (202) [system] _4624=[[:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (202) [system] [[:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [[:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (201) [system] _4528=[[:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (201) [system] [[:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [[:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (200) [system] _4432=[[:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (200) [system] [[:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [[:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (199) [system] _4336=[[:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (199) [system] [[:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [[:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (198) [system] _4204=[[:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (198) [system] [[:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [[:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (197) [system] _4072=[[:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (197) [system] [[:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [[:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (196) [system] _3976=[[:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (196) [system] [[:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [[:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (195) [system] _3880=[[:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (195) [system] [[:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [[:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (194) [system] _3748=[[:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (194) [system] [[:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [[:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (193) [system] _3616=[[:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (193) [system] [[:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [[:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (192) [system] _3592=[[:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (192) [system] [[:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), [[:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (191) [system] _3568=[[:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (191) [system] [[:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (190) [user] read_list(')', (0x55fbb4538270), [[:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (190) [system] _3508=[[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (190) [system] [[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (189) [user] read_list(')', (0x55fbb4538270), [[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (189) [system] _3446=[[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (189) [system] [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (188) [user] read_list(')', (0x55fbb4538270), [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
^  Exit: (187) [user] cont_sexpr(')', (0x55fbb4538270), [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
^  Call: (187) [user] read_list(')', (0x55fbb4538270), _210564)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _212422)
   Exit: (189) [system] peek_char((0x55fbb4538270), ')')
   Call: (189) [system] ')'=(;)
   Fail: (189) [system] ')'=(;)
   Call: (189) [system] ')'=(/)
   Fail: (189) [system] ')'=(/)
^  Call: (189) [user] is_like_space(')')
   Call: (190) [system] char_type(')', 'white')
   Fail: (190) [system] char_type(')', 'white')
   Call: (190) [system] char_type(')', end_of_line)
   Fail: (190) [system] char_type(')', end_of_line)
   Call: (190) [system] char_type(')', space)
   Fail: (190) [system] char_type(')', space)
   Call: (190) [system] char_type(')', cntrl)
   Fail: (190) [system] char_type(')', cntrl)
^  Fail: (189) [user] is_like_space(')')
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _228432)
   Exit: (188) [system] peek_char((0x55fbb4538270), ')')
   Call: (188) [system] ')'=')'
   Exit: (188) [system] ')'=')'
   Call: (188) [system] get_char((0x55fbb4538270), _232222)
   Exit: (188) [system] get_char((0x55fbb4538270), ')')
   Call: (188) [system] _210564=[]
   Exit: (188) [system] []=[]
^  Exit: (187) [user] read_list(')', (0x55fbb4538270), [])
   Call: (187) [system] _3442=[[[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]]
   Exit: (187) [system] [[[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]]=[[[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]]
^  Exit: (186) [user] read_list(')', (0x55fbb4538270), [[[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]])
   Call: (186) [system] _3368=[[synthesize, [:, _term, _type], kb, rb, ['S', 'Z']], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]]
   Exit: (186) [system] [[synthesize, [:, _term, _type], kb, rb, ['S', 'Z']], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]]=[[synthesize, [:, _term, _type], kb, rb, ['S', 'Z']], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]]
^  Exit: (185) [user] read_list(')', (0x55fbb4538270), [[synthesize, [:, _term, _type], kb, rb, ['S', 'Z']], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]])
   Call: (185) [system] _3360=[assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, ['S', 'Z']], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]]
   Exit: (185) [system] [assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, ['S', 'Z']], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]]=[assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, ['S', 'Z']], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]]
^  Exit: (184) [user] read_list(')', (0x55fbb4538270), [assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, ['S', 'Z']], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]])
^  Exit: (183) [user] cont_sexpr(')', (0x55fbb4538270), [assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, ['S', 'Z']], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]])
^  Exit: (182) [user] read_sexpr((0x55fbb4538270), [assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, ['S', 'Z']], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]])
   Call: (182) [system] _3324=exec([assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, ['S', 'Z']], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]])
   Exit: (182) [system] exec([assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, ['S', 'Z']], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]])=exec([assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, ['S', 'Z']], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]])
^  Exit: (181) [user] cont_sexpr(')', (0x55fbb4538270), exec([assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, ['S', 'Z']], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]]))
^  Exit: (180) [user] read_sexpr((0x55fbb4538270), exec([assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, ['S', 'Z']], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]]))
^  Call: (180) [user] assertz(metta_file_comment(118, 0, 4833, exec([assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, ['S', 'Z']], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]]), '$stream_position'(4833, 118, 0, 4833)))
^  Exit: (180) [user] assertz(metta_file_comment(118, 0, 4833, exec([assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, ['S', 'Z']], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]]), '$stream_position'(4833, 118, 0, 4833)))
^  Exit: (178) [system] once(user:(read_position((0x55fbb4538270), 118, 0, 4833, '$stream_position'(4833, 118, 0, 4833)), read_sexpr((0x55fbb4538270), exec([assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, ['S', 'Z']], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]])), assertz(metta_file_comment(118, 0, 4833, exec([assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, ['S', 'Z']], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]]), '$stream_position'(4833, 118, 0, 4833)))))
   Call: (178) [system] fail
^  Call: (178) [user] retract(metta_file_comment(_254460, _254462, _254464, _254466, _254468))
^  Exit: (178) [user] retract(metta_file_comment(74, 0, 2755, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], '$stream_position'(2755, 74, 0, 2755)))
^  Call: (178) [user] trly(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _3084)
^  Call: (179) [user] once(call(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _258024))
^  Call: (180) [user] call(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _258024)
^  Call: (181) [user] untyped_to_metta([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _258024)
^  Call: (182) [user] must_det_ll(trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _260840))
^  Call: (183) [user] once(user:trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _260840))
^  Call: (184) [user] trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _260840)
^  Call: (185) [user] once(call(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _263640))
^  Call: (186) [user] call(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _263640)
^  Call: (187) [user] mfix_vars1([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _263640)
   Call: (188) [system] var([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
   Call: (188) [system] atom([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
   Call: (188) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]==true
   Call: (188) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]==false
   Call: (188) [system] (=)=='['
   Call: (188) [system] (=)=='{'
   Call: (188) [system] is_list([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
   Exit: (188) [system] is_list([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
   Call: (188) [lists] lists:last([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _273862)
   Call: (189) [lists] lists:last_([['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [synthesize, _query, _kb, _rb, ['S', _k]], _273862)
   Call: (190) [lists] lists:last_([], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query], _273862)
   Exit: (190) [lists] lists:last_([], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query])
   Exit: (189) [lists] lists:last_([['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query])
   Exit: (188) [lists] lists:last([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query])
   Call: (188) [system] ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]=='}'
   Call: (188) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]==[_280378, _280384]
   Call: (188) [system] fail
   Call: (188) [system] is_list([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
   Exit: (188) [system] is_list([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
^  Call: (188) [user] apply:maplist(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _263640)
   Call: (189) [apply] apply:maplist_([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _263640, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1(=, _285958)
   Call: (191) [system] var(=)
   Call: (191) [system] atom(=)
   Exit: (191) [system] atom(=)
^  Call: (191) [user] symbol_concat($, _289666, =)
   Call: (192) [system] atom_concat($, _289666, =)
   Fail: (192) [system] atom_concat($, _289666, =)
^  Fail: (191) [user] symbol_concat($, _289666, =)
   Call: (191) [system] (=)==true
   Call: (191) [system] (=)==false
   Call: (191) [system] (=)==[_295254, _295260]
   Call: (191) [system] is_list(=)
   Call: (191) [system] string(=)
   Call: (191) [system] compound(=)
^  Call: (191) [user] symbol(=)
   Call: (192) [system] atom(=)
   Exit: (192) [system] atom(=)
^  Exit: (191) [user] symbol(=)
^  Exit: (190) [user] mfix_vars1(=, =)
   Call: (190) [apply] apply:maplist_([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _285960, user:mfix_vars1)
^  Call: (191) [user] mfix_vars1([synthesize, _query, _kb, _rb, ['S', _k]], _304522)
   Call: (192) [system] var([synthesize, _query, _kb, _rb, ['S', _k]])
   Call: (192) [system] atom([synthesize, _query, _kb, _rb, ['S', _k]])
   Call: (192) [system] [synthesize, _query, _kb, _rb, ['S', _k]]==true
   Call: (192) [system] [synthesize, _query, _kb, _rb, ['S', _k]]==false
   Call: (192) [system] synthesize=='['
   Call: (192) [system] synthesize=='{'
   Call: (192) [system] is_list([_query, _kb, _rb, ['S', _k]])
   Exit: (192) [system] is_list([_query, _kb, _rb, ['S', _k]])
   Call: (192) [lists] lists:last([_query, _kb, _rb, ['S', _k]], _312866)
   Call: (193) [lists] lists:last_([_kb, _rb, ['S', _k]], _query, _312866)
   Call: (194) [lists] lists:last_([_rb, ['S', _k]], _kb, _312866)
   Call: (195) [lists] lists:last_([['S', _k]], _rb, _312866)
   Call: (196) [lists] lists:last_([], ['S', _k], _312866)
   Exit: (196) [lists] lists:last_([], ['S', _k], ['S', _k])
   Exit: (195) [lists] lists:last_([['S', _k]], _rb, ['S', _k])
   Exit: (194) [lists] lists:last_([_rb, ['S', _k]], _kb, ['S', _k])
   Exit: (193) [lists] lists:last_([_kb, _rb, ['S', _k]], _query, ['S', _k])
   Exit: (192) [lists] lists:last([_query, _kb, _rb, ['S', _k]], ['S', _k])
   Call: (192) [system] ['S', _k]=='}'
   Call: (192) [system] [synthesize, _query, _kb, _rb, ['S', _k]]==[_323110, _323116]
   Call: (192) [system] fail
   Call: (192) [system] is_list([synthesize, _query, _kb, _rb, ['S', _k]])
   Exit: (192) [system] is_list([synthesize, _query, _kb, _rb, ['S', _k]])
^  Call: (192) [user] apply:maplist(mfix_vars1, [synthesize, _query, _kb, _rb, ['S', _k]], _304522)
   Call: (193) [apply] apply:maplist_([synthesize, _query, _kb, _rb, ['S', _k]], _304522, user:mfix_vars1)
^  Call: (194) [user] mfix_vars1(synthesize, _328690)
   Call: (195) [system] var(synthesize)
   Call: (195) [system] atom(synthesize)
   Exit: (195) [system] atom(synthesize)
^  Call: (195) [user] symbol_concat($, _332398, synthesize)
   Call: (196) [system] atom_concat($, _332398, synthesize)
   Fail: (196) [system] atom_concat($, _332398, synthesize)
^  Fail: (195) [user] symbol_concat($, _332398, synthesize)
   Call: (195) [system] synthesize==true
   Call: (195) [system] synthesize==false
   Call: (195) [system] synthesize==[_337986, _337992]
   Call: (195) [system] is_list(synthesize)
   Call: (195) [system] string(synthesize)
   Call: (195) [system] compound(synthesize)
^  Call: (195) [user] symbol(synthesize)
   Call: (196) [system] atom(synthesize)
   Exit: (196) [system] atom(synthesize)
^  Exit: (195) [user] symbol(synthesize)
^  Exit: (194) [user] mfix_vars1(synthesize, synthesize)
   Call: (194) [apply] apply:maplist_([_query, _kb, _rb, ['S', _k]], _328692, user:mfix_vars1)
^  Call: (195) [user] mfix_vars1(_query, _347254)
   Call: (196) [system] var(_query)
   Call: (196) [system] atom(_query)
   Call: (196) [system] _query==true
   Call: (196) [system] _query==false
   Call: (196) [system] _query==[_351896, _351902]
   Call: (196) [system] is_list(_query)
   Call: (196) [system] string(_query)
   Call: (196) [system] compound(_query)
   Exit: (196) [system] compound(_query)
   Call: (196) [system] compound_name_arguments(_query, _356530, _356532)
   Exit: (196) [system] compound_name_arguments(_query, '$VAR', ['_query'])
   Call: (196) [system] '$VAR'\=='$VAR'
^  Exit: (184) [user] trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
^  Exit: (183) [system] once(user:trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]))
^  Exit: (182) [user] must_det_ll(user:trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]))
^  Call: (182) [user] must_det_ll(trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _362124))
^  Call: (183) [user] once(user:trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _362124))
^  Call: (184) [user] trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _362124)
^  Call: (185) [user] once(call(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _364924))
^  Call: (186) [user] call(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _364924)
^  Call: (187) [user] cons_to_c([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _364924)
^  Call: (188) [user] no_cons_reduce
^  Exit: (188) [user] no_cons_reduce
^  Exit: (187) [user] cons_to_c([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
^  Exit: (186) [system] call(user:cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
^  Exit: (185) [system] once(user:call(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]))
   Call: (185) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]\=@=[=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]
^  Exit: (184) [user] trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
^  Exit: (183) [system] once(user:trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]))
^  Exit: (182) [user] must_det_ll(user:trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]))
^  Call: (182) [user] must_det_ll(trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _258024))
^  Call: (183) [user] once(user:trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _258024))
^  Call: (184) [user] trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _258024)
^  Call: (185) [user] once(call(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _378882))
^  Call: (186) [user] call(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _378882)
^  Call: (187) [user] cons_to_l([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _378882)
^  Call: (188) [user] no_cons_reduce
^  Exit: (188) [user] no_cons_reduce
^  Exit: (187) [user] cons_to_l([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
^  Exit: (186) [system] call(user:cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
^  Exit: (185) [system] once(user:call(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]))
   Call: (185) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]\=@=[=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]
^  Exit: (184) [user] trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
^  Exit: (183) [system] once(user:trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]))
^  Exit: (182) [user] must_det_ll(user:trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]))
^  Exit: (181) [user] untyped_to_metta([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
^  Exit: (180) [system] call(user:untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
^  Exit: (179) [system] once(user:call(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]))
   Call: (179) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]\=@=[=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]
^  Exit: (178) [user] trly(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
^  Exit: (177) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
   Call: (177) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])))
   Exit: (177) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])))
^  Exit: (176) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
^  Exit: (175) [user] parse_sexpr_metta_IO((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
^  Exit: (171) [user] read_sform((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
^  Exit: (170) [system] once(user:read_sform((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55fbb4538270), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]))
   Call: (169) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]==end_of_file
   Fail: (169) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1727480709.4816313), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480709.4816313), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]), 116]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55fbb44dfd70), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], nthesize_long_1727480696_9164743, 116)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1727480709.4816313), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480709.4816313), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]), 116]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1727480719.3973036)
   Call: (173) [system] arg(1, t(1727480709.4816313), _3148)
   Exit: (173) [system] arg(1, t(1727480709.4816313), 1727480709.4816313)
   Call: (173) [system] _3158 is 1727480719.3973036-1727480709.4816313
   Exit: (173) [system] 9.915672302246094 is 1727480719.3973036-1727480709.4816313
   Call: (173) [system] 9.915672302246094>4
   Exit: (173) [system] 9.915672302246094>4
   Call: (173) [system] nb_setarg(1, t(1727480709.4816313), 1727480719.3973036)
   Exit: (173) [system] nb_setarg(1, t(1727480719.3973036), 1727480719.3973036)
^  Call: (173) [user] move_cursor_to_first_column
   Call: (174) [system] write(user_error, '')

   Exit: (174) [system] write(user_error, '')
^  Exit: (173) [user] move_cursor_to_first_column
^  Call: (173) [user] format(user_error, '; ~@ ; line: ~w ', [write_src_woi([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]), 116])
; 
^  Call: (175) [user] write_src_woi([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
^  Call: (177) [system] setup_call_cleanup('$notrace'(_425814, _425816), once(user:with_indents(false, write_src([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]))), '$restore_trace'(_425814, _425816))
^  Call: (178) [system] sig_atomic(system:'$notrace'(_425814, _425816))
(= (synthesize $query $kb $rb (S $k)) (let* (((: $ructor (-> $premise1 $premise2 $premise3 $premise4 $conclusion)) ($rb)) ((: ($ructor $proof1 $proof2 $proof3 $proof4) $conclusion) $query) ((: $proof1 $premise1) (synthesize (: $proof1 $premise1) $kb $rb $k)) ((: $proof2 $premise2) (synthesize (: $proof2 $premise2) $kb $rb $k)) ((: $proof3 $premise3) (synthesize (: $proof3 $premise3) $kb $rb $k)) ((: $proof4 $premise4) (synthesize (: $proof4 $premise4) $kb $rb $k))) $query))
^  Exit: (177) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:with_indents(false, write_src([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]))), system:'$restore_trace'(3, -1))
^  Exit: (175) [user] write_src_woi([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
 ; line: 116 
^  Exit: (173) [user] format(user_error, '; ~@ ; line: ~w ', [write_src_woi([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]), 116])
   Call: (173) [system] write(user_error, '')

   Exit: (173) [system] write(user_error, '')
^  Call: (173) [user] move_cursor_to_first_column
   Call: (174) [system] write(user_error, '')

   Exit: (174) [system] write(user_error, '')
^  Exit: (173) [user] move_cursor_to_first_column
^  Exit: (171) [user] if_t((get_time(1727480719.3973036), arg(1, t(1727480719.3973036), 1727480709.4816313), 9.915672302246094 is 1727480719.3973036-1727480709.4816313, 9.915672302246094>4), (nb_setarg(1, t(1727480719.3973036), 1727480719.3973036), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]), 116]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 25)
   Call: (175) [system] atom(25+1)
   Call: (175) [system] set_flag(translated_forms, 26)
   Exit: (175) [system] set_flag(translated_forms, 26)
   Exit: (174) [$syspreds] update_flag(translated_forms, 25, 25+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 25, 25+1))
   Exit: (171) [$syspreds] flag(translated_forms, 25, 25+1)
^  Call: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], nthesize_long_1727480696_9164743, 116)
^  Call: (172) [user] s2t_iz(nthesize_long_1727480696_9164743, _450058, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _450060)
   Call: (173) [system] (=)==(:)
^  Call: (173) [user] s2tl([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _450060)
   Call: (174) [system] compound([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
   Exit: (174) [system] compound([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
^  Call: (174) [user] s2t(=, _454710)
   Call: (175) [system] compound(=)
   Call: (175) [system] (=)=_454710
   Exit: (175) [system] (=)=(=)
^  Exit: (174) [user] s2t(=, =)
^  Call: (174) [user] s2tl([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _454712)
   Call: (175) [system] compound([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
   Exit: (175) [system] compound([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
^  Call: (175) [user] s2t([synthesize, _query, _kb, _rb, ['S', _k]], _462128)
   Call: (176) [system] compound([synthesize, _query, _kb, _rb, ['S', _k]])
   Exit: (176) [system] compound([synthesize, _query, _kb, _rb, ['S', _k]])
   Call: (176) [system] synthesize==(->)
   Call: (176) [system] synthesize=='Cons'
   Call: (176) [system] synthesize==(=)
   Call: (176) [system] is_list([synthesize, _query, _kb, _rb, ['S', _k]])
   Exit: (176) [system] is_list([synthesize, _query, _kb, _rb, ['S', _k]])
^  Call: (176) [user] apply:maplist(s2t, [synthesize, _query, _kb, _rb, ['S', _k]], _469540)
   Call: (177) [apply] apply:maplist_([synthesize, _query, _kb, _rb, ['S', _k]], _469540, user:s2t)
^  Call: (178) [user] s2t(synthesize, _471420)
   Call: (179) [system] compound(synthesize)
   Call: (179) [system] synthesize=_471420
   Exit: (179) [system] synthesize=synthesize
^  Exit: (178) [user] s2t(synthesize, synthesize)
   Call: (178) [apply] apply:maplist_([_query, _kb, _rb, ['S', _k]], _471422, user:s2t)
^  Call: (179) [user] s2t(_query, _476994)
   Call: (180) [system] compound(_query)
   Exit: (180) [system] compound(_query)
   Call: (180) [system] is_list(_query)
^  Call: (180) [user] s2tl(_query, _476994)
   Call: (181) [system] compound(_query)
   Exit: (181) [system] compound(_query)
^  Exit: (180) [user] s2tl(_query, _query)
^  Exit: (179) [user] s2t(_query, _query)
   Call: (179) [apply] apply:maplist_([_kb, _rb, ['S', _k]], _476996, user:s2t)
^  Call: (180) [user] s2t(_kb, _486264)
   Call: (181) [system] compound(_kb)
   Exit: (181) [system] compound(_kb)
   Call: (181) [system] is_list(_kb)
^  Call: (181) [user] s2tl(_kb, _486264)
   Call: (182) [system] compound(_kb)
   Exit: (182) [system] compound(_kb)
^  Exit: (181) [user] s2tl(_kb, _kb)
^  Exit: (180) [user] s2t(_kb, _kb)
   Call: (180) [apply] apply:maplist_([_rb, ['S', _k]], _486266, user:s2t)
^  Call: (181) [user] s2t(_rb, _495534)
   Call: (182) [system] compound(_rb)
   Exit: (182) [system] compound(_rb)
   Call: (182) [system] is_list(_rb)
^  Call: (182) [user] s2tl(_rb, _495534)
   Call: (183) [system] compound(_rb)
   Exit: (183) [system] compound(_rb)
^  Exit: (182) [user] s2tl(_rb, _rb)
^  Exit: (181) [user] s2t(_rb, _rb)
   Call: (181) [apply] apply:maplist_([['S', _k]], _495536, user:s2t)
^  Call: (182) [user] s2t(['S', _k], _504804)
   Call: (183) [system] compound(['S', _k])
   Exit: (183) [system] compound(['S', _k])
   Call: (183) [system] 'S'==(->)
   Call: (183) [system] 'S'=='Cons'
   Call: (183) [system] 'S'==(=)
   Call: (183) [system] is_list(['S', _k])
   Exit: (183) [system] is_list(['S', _k])
^  Call: (183) [user] apply:maplist(s2t, ['S', _k], _512216)
   Call: (184) [apply] apply:maplist_(['S', _k], _512216, user:s2t)
^  Call: (185) [user] s2t('S', _514096)
   Call: (186) [system] compound('S')
   Call: (186) [system] 'S'=_514096
   Exit: (186) [system] 'S'='S'
^  Exit: (185) [user] s2t('S', 'S')
   Call: (185) [apply] apply:maplist_([_k], _514098, user:s2t)
^  Call: (186) [user] s2t(_k, _519670)
   Call: (187) [system] compound(_k)
   Exit: (187) [system] compound(_k)
   Call: (187) [system] is_list(_k)
^  Call: (187) [user] s2tl(_k, _519670)
   Call: (188) [system] compound(_k)
   Exit: (188) [system] compound(_k)
^  Exit: (187) [user] s2tl(_k, _k)
^  Exit: (186) [user] s2t(_k, _k)
   Call: (186) [apply] apply:maplist_([], _519672, user:s2t)
   Exit: (186) [apply] apply:maplist_([], [], user:s2t)
   Exit: (185) [apply] apply:maplist_([_k], [_k], user:s2t)
   Exit: (184) [apply] apply:maplist_(['S', _k], ['S', _k], user:s2t)
^  Exit: (183) [apply] apply:maplist(user:s2t, ['S', _k], ['S', _k])
   Call: (183) [system] compound_name_arguments(_504804, t, ['S', _k])
   Exit: (183) [system] compound_name_arguments(t('S', _k), t, ['S', _k])
^  Exit: (182) [user] s2t(['S', _k], t('S', _k))
   Call: (182) [apply] apply:maplist_([], _504806, user:s2t)
   Exit: (182) [apply] apply:maplist_([], [], user:s2t)
   Exit: (181) [apply] apply:maplist_([['S', _k]], [t('S', _k)], user:s2t)
   Exit: (180) [apply] apply:maplist_([_rb, ['S', _k]], [_rb, t('S', _k)], user:s2t)
   Exit: (179) [apply] apply:maplist_([_kb, _rb, ['S', _k]], [_kb, _rb, t('S', _k)], user:s2t)
   Exit: (178) [apply] apply:maplist_([_query, _kb, _rb, ['S', _k]], [_query, _kb, _rb, t('S', _k)], user:s2t)
   Exit: (177) [apply] apply:maplist_([synthesize, _query, _kb, _rb, ['S', _k]], [synthesize, _query, _kb, _rb, t('S', _k)], user:s2t)
^  Exit: (176) [apply] apply:maplist(user:s2t, [synthesize, _query, _kb, _rb, ['S', _k]], [synthesize, _query, _kb, _rb, t('S', _k)])
   Call: (176) [system] compound_name_arguments(_462128, t, [synthesize, _query, _kb, _rb, t('S', _k)])
   Exit: (176) [system] compound_name_arguments(t(synthesize, _query, _kb, _rb, t('S', _k)), t, [synthesize, _query, _kb, _rb, t('S', _k)])
^  Exit: (175) [user] s2t([synthesize, _query, _kb, _rb, ['S', _k]], t(synthesize, _query, _kb, _rb, t('S', _k)))
^  Call: (175) [user] s2tl([['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _462130)
   Call: (176) [system] compound([['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
   Exit: (176) [system] compound([['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
^  Call: (176) [user] s2t(['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query], _548514)
   Call: (177) [system] compound(['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query])
   Exit: (177) [system] compound(['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query])
   Call: (177) [system] 'let*'==(->)
   Call: (177) [system] 'let*'=='Cons'
   Call: (177) [system] 'let*'==(=)
   Call: (177) [system] is_list(['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query])
   Exit: (177) [system] is_list(['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query])
^  Call: (177) [user] apply:maplist(s2t, ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query], _555926)
   Call: (178) [apply] apply:maplist_(['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query], _555926, user:s2t)
^  Call: (179) [user] s2t('let*', _557806)
   Call: (180) [system] compound('let*')
   Call: (180) [system] 'let*'=_557806
   Exit: (180) [system] 'let*'='let*'
^  Exit: (179) [user] s2t('let*', 'let*')
   Call: (179) [apply] apply:maplist_([[[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query], _557808, user:s2t)
^  Call: (180) [user] s2t([[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _563380)
   Call: (181) [system] compound([[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]])
   Exit: (181) [system] compound([[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]])
   Call: (181) [system] [[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]]==(->)
   Call: (181) [system] [[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]]=='Cons'
   Call: (181) [system] [[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]]==(=)
   Call: (181) [system] is_list([[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]])
   Exit: (181) [system] is_list([[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]])
^  Call: (181) [user] apply:maplist(s2t, [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _570792)
   Call: (182) [apply] apply:maplist_([[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _570792, user:s2t)
^  Call: (183) [user] s2t([[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], _572672)
   Call: (184) [system] compound([[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]])
   Exit: (184) [system] compound([[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]])
   Call: (184) [system] [:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]]==(->)
   Call: (184) [system] [:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]]=='Cons'
   Call: (184) [system] [:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]]==(=)
   Call: (184) [system] is_list([[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]])
   Exit: (184) [system] is_list([[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]])
^  Call: (184) [user] apply:maplist(s2t, [[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], _580084)
   Call: (185) [apply] apply:maplist_([[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], _580084, user:s2t)
^  Call: (186) [user] s2t([:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], _581964)
   Call: (187) [system] compound([:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]])
   Exit: (187) [system] compound([:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]])
   Call: (187) [system] (:)==(->)
   Call: (187) [system] (:)=='Cons'
   Call: (187) [system] (:)==(=)
   Call: (187) [system] is_list([:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]])
   Exit: (187) [system] is_list([:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]])
^  Call: (187) [user] apply:maplist(s2t, [:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], _589376)
   Call: (188) [apply] apply:maplist_([:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], _589376, user:s2t)
^  Call: (189) [user] s2t(:, _591256)
   Call: (190) [system] compound(:)
   Call: (190) [system] (:)=_591256
   Exit: (190) [system] (:)=(:)
^  Exit: (189) [user] s2t(:, :)
   Call: (189) [apply] apply:maplist_([_ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], _591258, user:s2t)
^  Call: (190) [user] s2t(_ructor, _596830)
   Call: (191) [system] compound(_ructor)
   Exit: (191) [system] compound(_ructor)
   Call: (191) [system] is_list(_ructor)
^  Call: (191) [user] s2tl(_ructor, _596830)
   Call: (192) [system] compound(_ructor)
   Exit: (192) [system] compound(_ructor)
^  Exit: (191) [user] s2tl(_ructor, _ructor)
^  Exit: (190) [user] s2t(_ructor, _ructor)
   Call: (190) [apply] apply:maplist_([[->, _premise1, _premise2, _premise3, _premise4, _conclusion]], _596832, user:s2t)
^  Call: (191) [user] s2t([->, _premise1, _premise2, _premise3, _premise4, _conclusion], _606100)
   Call: (192) [system] compound([->, _premise1, _premise2, _premise3, _premise4, _conclusion])
   Exit: (192) [system] compound([->, _premise1, _premise2, _premise3, _premise4, _conclusion])
   Call: (192) [system] (->)==(->)
   Exit: (192) [system] (->)==(->)
^  Call: (192) [user] s2tl([_premise1, _premise2, _premise3, _premise4, _conclusion], _610736)
   Call: (193) [system] compound([_premise1, _premise2, _premise3, _premise4, _conclusion])
   Exit: (193) [system] compound([_premise1, _premise2, _premise3, _premise4, _conclusion])
^  Call: (193) [user] s2t(_premise1, _613516)
   Call: (194) [system] compound(_premise1)
   Exit: (194) [system] compound(_premise1)
   Call: (194) [system] is_list(_premise1)
^  Call: (194) [user] s2tl(_premise1, _613516)
   Call: (195) [system] compound(_premise1)
   Exit: (195) [system] compound(_premise1)
^  Exit: (194) [user] s2tl(_premise1, _premise1)
^  Exit: (193) [user] s2t(_premise1, _premise1)
^  Call: (193) [user] s2tl([_premise2, _premise3, _premise4, _conclusion], _613518)
   Call: (194) [system] compound([_premise2, _premise3, _premise4, _conclusion])
   Exit: (194) [system] compound([_premise2, _premise3, _premise4, _conclusion])
^  Call: (194) [user] s2t(_premise2, _624630)
   Call: (195) [system] compound(_premise2)
   Exit: (195) [system] compound(_premise2)
   Call: (195) [system] is_list(_premise2)
^  Call: (195) [user] s2tl(_premise2, _624630)
   Call: (196) [system] compound(_premise2)
   Exit: (196) [system] compound(_premise2)
^  Exit: (195) [user] s2tl(_premise2, _premise2)
^  Exit: (194) [user] s2t(_premise2, _premise2)
^  Call: (194) [user] s2tl([_premise3, _premise4, _conclusion], _624632)
   Call: (195) [system] compound([_premise3, _premise4, _conclusion])
   Exit: (195) [system] compound([_premise3, _premise4, _conclusion])
^  Call: (195) [user] s2t(_premise3, _635744)
   Call: (196) [system] compound(_premise3)
   Exit: (196) [system] compound(_premise3)
   Call: (196) [system] is_list(_premise3)
^  Call: (196) [user] s2tl(_premise3, _635744)
   Call: (197) [system] compound(_premise3)
   Exit: (197) [system] compound(_premise3)
^  Exit: (196) [user] s2tl(_premise3, _premise3)
^  Exit: (195) [user] s2t(_premise3, _premise3)
^  Call: (195) [user] s2tl([_premise4, _conclusion], _635746)
   Call: (196) [system] compound([_premise4, _conclusion])
   Exit: (196) [system] compound([_premise4, _conclusion])
^  Call: (196) [user] s2t(_premise4, _646858)
   Call: (197) [system] compound(_premise4)
   Exit: (197) [system] compound(_premise4)
   Call: (197) [system] is_list(_premise4)
^  Call: (197) [user] s2tl(_premise4, _646858)
   Call: (198) [system] compound(_premise4)
   Exit: (198) [system] compound(_premise4)
^  Exit: (197) [user] s2tl(_premise4, _premise4)
^  Exit: (196) [user] s2t(_premise4, _premise4)
^  Call: (196) [user] s2tl([_conclusion], _646860)
   Call: (197) [system] compound([_conclusion])
   Exit: (197) [system] compound([_conclusion])
^  Call: (197) [user] s2t(_conclusion, _657972)
   Call: (198) [system] compound(_conclusion)
   Exit: (198) [system] compound(_conclusion)
   Call: (198) [system] is_list(_conclusion)
^  Call: (198) [user] s2tl(_conclusion, _657972)
   Call: (199) [system] compound(_conclusion)
   Exit: (199) [system] compound(_conclusion)
^  Exit: (198) [user] s2tl(_conclusion, _conclusion)
^  Exit: (197) [user] s2t(_conclusion, _conclusion)
^  Call: (197) [user] s2tl([], _657974)
   Call: (198) [system] compound([])
   Call: (198) [system] []=_657974
   Exit: (198) [system] []=[]
^  Exit: (197) [user] s2tl([], [])
^  Exit: (196) [user] s2tl([_conclusion], [_conclusion])
^  Exit: (195) [user] s2tl([_premise4, _conclusion], [_premise4, _conclusion])
^  Exit: (194) [user] s2tl([_premise3, _premise4, _conclusion], [_premise3, _premise4, _conclusion])
^  Exit: (193) [user] s2tl([_premise2, _premise3, _premise4, _conclusion], [_premise2, _premise3, _premise4, _conclusion])
^  Exit: (192) [user] s2tl([_premise1, _premise2, _premise3, _premise4, _conclusion], [_premise1, _premise2, _premise3, _premise4, _conclusion])
   Call: (192) [system] _606100=..[->, [_premise1, _premise2, _premise3, _premise4, _conclusion]]
   Exit: (192) [system] ->([_premise1, _premise2, _premise3, _premise4, _conclusion])=..[->, [_premise1, _premise2, _premise3, _premise4, _conclusion]]
^  Exit: (191) [user] s2t([->, _premise1, _premise2, _premise3, _premise4, _conclusion], ->([_premise1, _premise2, _premise3, _premise4, _conclusion]))
   Call: (191) [apply] apply:maplist_([], _606102, user:s2t)
   Exit: (191) [apply] apply:maplist_([], [], user:s2t)
   Exit: (190) [apply] apply:maplist_([[->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [->([_premise1, _premise2, _premise3, _premise4, _conclusion])], user:s2t)
   Exit: (189) [apply] apply:maplist_([_ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])], user:s2t)
   Exit: (188) [apply] apply:maplist_([:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])], user:s2t)
^  Exit: (187) [apply] apply:maplist(user:s2t, [:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])])
   Call: (187) [system] compound_name_arguments(_581964, t, [:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])])
   Exit: (187) [system] compound_name_arguments(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t, [:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])])
^  Exit: (186) [user] s2t([:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])))
   Call: (186) [apply] apply:maplist_([[_rb]], _581966, user:s2t)
^  Call: (187) [user] s2t([_rb], _687716)
   Call: (188) [system] compound([_rb])
   Exit: (188) [system] compound([_rb])
   Call: (188) [system] _rb==(->)
   Call: (188) [system] _rb=='Cons'
   Call: (188) [system] _rb==(=)
   Call: (188) [system] is_list([_rb])
   Exit: (188) [system] is_list([_rb])
^  Call: (188) [user] apply:maplist(s2t, [_rb], _695128)
   Call: (189) [apply] apply:maplist_([_rb], _695128, user:s2t)
^  Call: (190) [user] s2t(_rb, _697008)
   Call: (191) [system] compound(_rb)
   Exit: (191) [system] compound(_rb)
   Call: (191) [system] is_list(_rb)
^  Call: (191) [user] s2tl(_rb, _697008)
   Call: (192) [system] compound(_rb)
   Exit: (192) [system] compound(_rb)
^  Exit: (191) [user] s2tl(_rb, _rb)
^  Exit: (190) [user] s2t(_rb, _rb)
   Call: (190) [apply] apply:maplist_([], _697010, user:s2t)
   Exit: (190) [apply] apply:maplist_([], [], user:s2t)
   Exit: (189) [apply] apply:maplist_([_rb], [_rb], user:s2t)
^  Exit: (188) [apply] apply:maplist(user:s2t, [_rb], [_rb])
   Call: (188) [system] compound_name_arguments(_687716, t, [_rb])
   Exit: (188) [system] compound_name_arguments(t(_rb), t, [_rb])
^  Exit: (187) [user] s2t([_rb], t(_rb))
   Call: (187) [apply] apply:maplist_([], _687718, user:s2t)
   Exit: (187) [apply] apply:maplist_([], [], user:s2t)
   Exit: (186) [apply] apply:maplist_([[_rb]], [t(_rb)], user:s2t)
   Exit: (185) [apply] apply:maplist_([[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)], user:s2t)
^  Exit: (184) [apply] apply:maplist(user:s2t, [[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)])
   Call: (184) [system] compound_name_arguments(_572672, t, [t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)])
   Exit: (184) [system] compound_name_arguments(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t, [t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)])
^  Exit: (183) [user] s2t([[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)))
   Call: (183) [apply] apply:maplist_([[[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _572674, user:s2t)
^  Call: (184) [user] s2t([[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], _720272)
   Call: (185) [system] compound([[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query])
   Exit: (185) [system] compound([[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query])
   Call: (185) [system] [:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion]==(->)
   Call: (185) [system] [:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion]=='Cons'
   Call: (185) [system] [:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion]==(=)
   Call: (185) [system] is_list([[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query])
   Exit: (185) [system] is_list([[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query])
^  Call: (185) [user] apply:maplist(s2t, [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], _727684)
   Call: (186) [apply] apply:maplist_([[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], _727684, user:s2t)
^  Call: (187) [user] s2t([:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _729564)
   Call: (188) [system] compound([:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion])
   Exit: (188) [system] compound([:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion])
   Call: (188) [system] (:)==(->)
   Call: (188) [system] (:)=='Cons'
   Call: (188) [system] (:)==(=)
   Call: (188) [system] is_list([:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion])
   Exit: (188) [system] is_list([:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion])
^  Call: (188) [user] apply:maplist(s2t, [:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _736976)
   Call: (189) [apply] apply:maplist_([:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _736976, user:s2t)
^  Call: (190) [user] s2t(:, _738856)
   Call: (191) [system] compound(:)
   Call: (191) [system] (:)=_738856
   Exit: (191) [system] (:)=(:)
^  Exit: (190) [user] s2t(:, :)
   Call: (190) [apply] apply:maplist_([[_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _738858, user:s2t)
^  Call: (191) [user] s2t([_ructor, _proof1, _proof2, _proof3, _proof4], _744430)
   Call: (192) [system] compound([_ructor, _proof1, _proof2, _proof3, _proof4])
   Exit: (192) [system] compound([_ructor, _proof1, _proof2, _proof3, _proof4])
   Call: (192) [system] _ructor==(->)
   Call: (192) [system] _ructor=='Cons'
   Call: (192) [system] _ructor==(=)
   Call: (192) [system] is_list([_ructor, _proof1, _proof2, _proof3, _proof4])
   Exit: (192) [system] is_list([_ructor, _proof1, _proof2, _proof3, _proof4])
^  Call: (192) [user] apply:maplist(s2t, [_ructor, _proof1, _proof2, _proof3, _proof4], _751842)
   Call: (193) [apply] apply:maplist_([_ructor, _proof1, _proof2, _proof3, _proof4], _751842, user:s2t)
^  Call: (194) [user] s2t(_ructor, _753722)
   Call: (195) [system] compound(_ructor)
   Exit: (195) [system] compound(_ructor)
   Call: (195) [system] is_list(_ructor)
^  Call: (195) [user] s2tl(_ructor, _753722)
   Call: (196) [system] compound(_ructor)
   Exit: (196) [system] compound(_ructor)
^  Exit: (195) [user] s2tl(_ructor, _ructor)
^  Exit: (194) [user] s2t(_ructor, _ructor)
   Call: (194) [apply] apply:maplist_([_proof1, _proof2, _proof3, _proof4], _753724, user:s2t)
^  Call: (195) [user] s2t(_proof1, _762992)
   Call: (196) [system] compound(_proof1)
   Exit: (196) [system] compound(_proof1)
   Call: (196) [system] is_list(_proof1)
^  Call: (196) [user] s2tl(_proof1, _762992)
   Call: (197) [system] compound(_proof1)
   Exit: (197) [system] compound(_proof1)
^  Exit: (196) [user] s2tl(_proof1, _proof1)
^  Exit: (195) [user] s2t(_proof1, _proof1)
   Call: (195) [apply] apply:maplist_([_proof2, _proof3, _proof4], _762994, user:s2t)
^  Call: (196) [user] s2t(_proof2, _772262)
   Call: (197) [system] compound(_proof2)
   Exit: (197) [system] compound(_proof2)
   Call: (197) [system] is_list(_proof2)
^  Call: (197) [user] s2tl(_proof2, _772262)
   Call: (198) [system] compound(_proof2)
   Exit: (198) [system] compound(_proof2)
^  Exit: (197) [user] s2tl(_proof2, _proof2)
^  Exit: (196) [user] s2t(_proof2, _proof2)
   Call: (196) [apply] apply:maplist_([_proof3, _proof4], _772264, user:s2t)
^  Call: (197) [user] s2t(_proof3, _781532)
   Call: (198) [system] compound(_proof3)
   Exit: (198) [system] compound(_proof3)
   Call: (198) [system] is_list(_proof3)
^  Call: (198) [user] s2tl(_proof3, _781532)
   Call: (199) [system] compound(_proof3)
   Exit: (199) [system] compound(_proof3)
^  Exit: (198) [user] s2tl(_proof3, _proof3)
^  Exit: (197) [user] s2t(_proof3, _proof3)
   Call: (197) [apply] apply:maplist_([_proof4], _781534, user:s2t)
^  Call: (198) [user] s2t(_proof4, _790802)
   Call: (199) [system] compound(_proof4)
   Exit: (199) [system] compound(_proof4)
   Call: (199) [system] is_list(_proof4)
^  Call: (199) [user] s2tl(_proof4, _790802)
   Call: (200) [system] compound(_proof4)
   Exit: (200) [system] compound(_proof4)
^  Exit: (199) [user] s2tl(_proof4, _proof4)
^  Exit: (198) [user] s2t(_proof4, _proof4)
   Call: (198) [apply] apply:maplist_([], _790804, user:s2t)
   Exit: (198) [apply] apply:maplist_([], [], user:s2t)
   Exit: (197) [apply] apply:maplist_([_proof4], [_proof4], user:s2t)
   Exit: (196) [apply] apply:maplist_([_proof3, _proof4], [_proof3, _proof4], user:s2t)
   Exit: (195) [apply] apply:maplist_([_proof2, _proof3, _proof4], [_proof2, _proof3, _proof4], user:s2t)
   Exit: (194) [apply] apply:maplist_([_proof1, _proof2, _proof3, _proof4], [_proof1, _proof2, _proof3, _proof4], user:s2t)
   Exit: (193) [apply] apply:maplist_([_ructor, _proof1, _proof2, _proof3, _proof4], [_ructor, _proof1, _proof2, _proof3, _proof4], user:s2t)
^  Exit: (192) [apply] apply:maplist(user:s2t, [_ructor, _proof1, _proof2, _proof3, _proof4], [_ructor, _proof1, _proof2, _proof3, _proof4])
   Call: (192) [system] compound_name_arguments(_744430, t, [_ructor, _proof1, _proof2, _proof3, _proof4])
   Exit: (192) [system] compound_name_arguments(t(_ructor, _proof1, _proof2, _proof3, _proof4), t, [_ructor, _proof1, _proof2, _proof3, _proof4])
^  Exit: (191) [user] s2t([_ructor, _proof1, _proof2, _proof3, _proof4], t(_ructor, _proof1, _proof2, _proof3, _proof4))
   Call: (191) [apply] apply:maplist_([_conclusion], _744432, user:s2t)
^  Call: (192) [user] s2t(_conclusion, _810338)
   Call: (193) [system] compound(_conclusion)
   Exit: (193) [system] compound(_conclusion)
   Call: (193) [system] is_list(_conclusion)
^  Call: (193) [user] s2tl(_conclusion, _810338)
   Call: (194) [system] compound(_conclusion)
   Exit: (194) [system] compound(_conclusion)
^  Exit: (193) [user] s2tl(_conclusion, _conclusion)
^  Exit: (192) [user] s2t(_conclusion, _conclusion)
   Call: (192) [apply] apply:maplist_([], _810340, user:s2t)
   Exit: (192) [apply] apply:maplist_([], [], user:s2t)
   Exit: (191) [apply] apply:maplist_([_conclusion], [_conclusion], user:s2t)
   Exit: (190) [apply] apply:maplist_([[_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], [t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion], user:s2t)
   Exit: (189) [apply] apply:maplist_([:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], [:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion], user:s2t)
^  Exit: (188) [apply] apply:maplist(user:s2t, [:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], [:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion])
   Call: (188) [system] compound_name_arguments(_729564, t, [:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion])
   Exit: (188) [system] compound_name_arguments(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), t, [:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion])
^  Exit: (187) [user] s2t([:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion))
   Call: (187) [apply] apply:maplist_([_query], _729566, user:s2t)
^  Call: (188) [user] s2t(_query, _828006)
   Call: (189) [system] compound(_query)
   Exit: (189) [system] compound(_query)
   Call: (189) [system] is_list(_query)
^  Call: (189) [user] s2tl(_query, _828006)
   Call: (190) [system] compound(_query)
   Exit: (190) [system] compound(_query)
^  Exit: (189) [user] s2tl(_query, _query)
^  Exit: (188) [user] s2t(_query, _query)
   Call: (188) [apply] apply:maplist_([], _828008, user:s2t)
   Exit: (188) [apply] apply:maplist_([], [], user:s2t)
   Exit: (187) [apply] apply:maplist_([_query], [_query], user:s2t)
   Exit: (186) [apply] apply:maplist_([[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query], user:s2t)
^  Exit: (185) [apply] apply:maplist(user:s2t, [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query])
   Call: (185) [system] compound_name_arguments(_720272, t, [t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query])
   Exit: (185) [system] compound_name_arguments(t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t, [t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query])
^  Exit: (184) [user] s2t([[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query))
   Call: (184) [apply] apply:maplist_([[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _720274, user:s2t)
^  Call: (185) [user] s2t([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], _844740)
   Call: (186) [system] compound([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
   Exit: (186) [system] compound([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
   Call: (186) [system] [:, _proof1, _premise1]==(->)
   Call: (186) [system] [:, _proof1, _premise1]=='Cons'
   Call: (186) [system] [:, _proof1, _premise1]==(=)
   Call: (186) [system] is_list([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
   Exit: (186) [system] is_list([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
^  Call: (186) [user] apply:maplist(s2t, [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], _852152)
   Call: (187) [apply] apply:maplist_([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], _852152, user:s2t)
^  Call: (188) [user] s2t([:, _proof1, _premise1], _854032)
   Call: (189) [system] compound([:, _proof1, _premise1])
   Exit: (189) [system] compound([:, _proof1, _premise1])
   Call: (189) [system] (:)==(->)
   Call: (189) [system] (:)=='Cons'
   Call: (189) [system] (:)==(=)
   Call: (189) [system] is_list([:, _proof1, _premise1])
   Exit: (189) [system] is_list([:, _proof1, _premise1])
^  Call: (189) [user] apply:maplist(s2t, [:, _proof1, _premise1], _861444)
   Call: (190) [apply] apply:maplist_([:, _proof1, _premise1], _861444, user:s2t)
^  Call: (191) [user] s2t(:, _863324)
   Call: (192) [system] compound(:)
   Call: (192) [system] (:)=_863324
   Exit: (192) [system] (:)=(:)
^  Exit: (191) [user] s2t(:, :)
   Call: (191) [apply] apply:maplist_([_proof1, _premise1], _863326, user:s2t)
^  Call: (192) [user] s2t(_proof1, _868898)
   Call: (193) [system] compound(_proof1)
   Exit: (193) [system] compound(_proof1)
   Call: (193) [system] is_list(_proof1)
^  Call: (193) [user] s2tl(_proof1, _868898)
   Call: (194) [system] compound(_proof1)
   Exit: (194) [system] compound(_proof1)
^  Exit: (193) [user] s2tl(_proof1, _proof1)
^  Exit: (192) [user] s2t(_proof1, _proof1)
   Call: (192) [apply] apply:maplist_([_premise1], _868900, user:s2t)
^  Call: (193) [user] s2t(_premise1, _878168)
   Call: (194) [system] compound(_premise1)
   Exit: (194) [system] compound(_premise1)
   Call: (194) [system] is_list(_premise1)
^  Call: (194) [user] s2tl(_premise1, _878168)
   Call: (195) [system] compound(_premise1)
   Exit: (195) [system] compound(_premise1)
^  Exit: (194) [user] s2tl(_premise1, _premise1)
^  Exit: (193) [user] s2t(_premise1, _premise1)
   Call: (193) [apply] apply:maplist_([], _878170, user:s2t)
   Exit: (193) [apply] apply:maplist_([], [], user:s2t)
   Exit: (192) [apply] apply:maplist_([_premise1], [_premise1], user:s2t)
   Exit: (191) [apply] apply:maplist_([_proof1, _premise1], [_proof1, _premise1], user:s2t)
   Exit: (190) [apply] apply:maplist_([:, _proof1, _premise1], [:, _proof1, _premise1], user:s2t)
^  Exit: (189) [apply] apply:maplist(user:s2t, [:, _proof1, _premise1], [:, _proof1, _premise1])
   Call: (189) [system] compound_name_arguments(_854032, t, [:, _proof1, _premise1])
   Exit: (189) [system] compound_name_arguments(t(:, _proof1, _premise1), t, [:, _proof1, _premise1])
^  Exit: (188) [user] s2t([:, _proof1, _premise1], t(:, _proof1, _premise1))
   Call: (188) [apply] apply:maplist_([[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], _854034, user:s2t)
^  Call: (189) [user] s2t([synthesize, [:, _proof1, _premise1], _kb, _rb, _k], _895836)
   Call: (190) [system] compound([synthesize, [:, _proof1, _premise1], _kb, _rb, _k])
   Exit: (190) [system] compound([synthesize, [:, _proof1, _premise1], _kb, _rb, _k])
   Call: (190) [system] synthesize==(->)
   Call: (190) [system] synthesize=='Cons'
   Call: (190) [system] synthesize==(=)
   Call: (190) [system] is_list([synthesize, [:, _proof1, _premise1], _kb, _rb, _k])
   Exit: (190) [system] is_list([synthesize, [:, _proof1, _premise1], _kb, _rb, _k])
^  Call: (190) [user] apply:maplist(s2t, [synthesize, [:, _proof1, _premise1], _kb, _rb, _k], _903248)
   Call: (191) [apply] apply:maplist_([synthesize, [:, _proof1, _premise1], _kb, _rb, _k], _903248, user:s2t)
^  Call: (192) [user] s2t(synthesize, _905128)
   Call: (193) [system] compound(synthesize)
   Call: (193) [system] synthesize=_905128
   Exit: (193) [system] synthesize=synthesize
^  Exit: (192) [user] s2t(synthesize, synthesize)
   Call: (192) [apply] apply:maplist_([[:, _proof1, _premise1], _kb, _rb, _k], _905130, user:s2t)
^  Call: (193) [user] s2t([:, _proof1, _premise1], _910702)
   Call: (194) [system] compound([:, _proof1, _premise1])
   Exit: (194) [system] compound([:, _proof1, _premise1])
   Call: (194) [system] (:)==(->)
   Call: (194) [system] (:)=='Cons'
   Call: (194) [system] (:)==(=)
   Call: (194) [system] is_list([:, _proof1, _premise1])
   Exit: (194) [system] is_list([:, _proof1, _premise1])
^  Call: (194) [user] apply:maplist(s2t, [:, _proof1, _premise1], _918114)
   Call: (195) [apply] apply:maplist_([:, _proof1, _premise1], _918114, user:s2t)
^  Call: (196) [user] s2t(:, _919994)
   Call: (197) [system] compound(:)
   Call: (197) [system] (:)=_919994
   Exit: (197) [system] (:)=(:)
^  Exit: (196) [user] s2t(:, :)
   Call: (196) [apply] apply:maplist_([_proof1, _premise1], _919996, user:s2t)
^  Call: (197) [user] s2t(_proof1, _925568)
   Call: (198) [system] compound(_proof1)
   Exit: (198) [system] compound(_proof1)
   Call: (198) [system] is_list(_proof1)
^  Call: (198) [user] s2tl(_proof1, _925568)
   Call: (199) [system] compound(_proof1)
   Exit: (199) [system] compound(_proof1)
^  Exit: (198) [user] s2tl(_proof1, _proof1)
^  Exit: (197) [user] s2t(_proof1, _proof1)
   Call: (197) [apply] apply:maplist_([_premise1], _925570, user:s2t)
^  Call: (198) [user] s2t(_premise1, _934838)
   Call: (199) [system] compound(_premise1)
   Exit: (199) [system] compound(_premise1)
   Call: (199) [system] is_list(_premise1)
^  Call: (199) [user] s2tl(_premise1, _934838)
   Call: (200) [system] compound(_premise1)
   Exit: (200) [system] compound(_premise1)
^  Exit: (199) [user] s2tl(_premise1, _premise1)
^  Exit: (198) [user] s2t(_premise1, _premise1)
   Call: (198) [apply] apply:maplist_([], _934840, user:s2t)
   Exit: (198) [apply] apply:maplist_([], [], user:s2t)
   Exit: (197) [apply] apply:maplist_([_premise1], [_premise1], user:s2t)
   Exit: (196) [apply] apply:maplist_([_proof1, _premise1], [_proof1, _premise1], user:s2t)
   Exit: (195) [apply] apply:maplist_([:, _proof1, _premise1], [:, _proof1, _premise1], user:s2t)
^  Exit: (194) [apply] apply:maplist(user:s2t, [:, _proof1, _premise1], [:, _proof1, _premise1])
   Call: (194) [system] compound_name_arguments(_910702, t, [:, _proof1, _premise1])
   Exit: (194) [system] compound_name_arguments(t(:, _proof1, _premise1), t, [:, _proof1, _premise1])
^  Exit: (193) [user] s2t([:, _proof1, _premise1], t(:, _proof1, _premise1))
   Call: (193) [apply] apply:maplist_([_kb, _rb, _k], _910704, user:s2t)
^  Call: (194) [user] s2t(_kb, _952506)
   Call: (195) [system] compound(_kb)
   Exit: (195) [system] compound(_kb)
   Call: (195) [system] is_list(_kb)
^  Call: (195) [user] s2tl(_kb, _952506)
   Call: (196) [system] compound(_kb)
   Exit: (196) [system] compound(_kb)
^  Exit: (195) [user] s2tl(_kb, _kb)
^  Exit: (194) [user] s2t(_kb, _kb)
   Call: (194) [apply] apply:maplist_([_rb, _k], _952508, user:s2t)
^  Call: (195) [user] s2t(_rb, _961776)
   Call: (196) [system] compound(_rb)
   Exit: (196) [system] compound(_rb)
   Call: (196) [system] is_list(_rb)
^  Call: (196) [user] s2tl(_rb, _961776)
   Call: (197) [system] compound(_rb)
   Exit: (197) [system] compound(_rb)
^  Exit: (196) [user] s2tl(_rb, _rb)
^  Exit: (195) [user] s2t(_rb, _rb)
   Call: (195) [apply] apply:maplist_([_k], _961778, user:s2t)
^  Call: (196) [user] s2t(_k, _971046)
   Call: (197) [system] compound(_k)
   Exit: (197) [system] compound(_k)
   Call: (197) [system] is_list(_k)
^  Call: (197) [user] s2tl(_k, _971046)
   Call: (198) [system] compound(_k)
   Exit: (198) [system] compound(_k)
^  Exit: (197) [user] s2tl(_k, _k)
^  Exit: (196) [user] s2t(_k, _k)
   Call: (196) [apply] apply:maplist_([], _971048, user:s2t)
   Exit: (196) [apply] apply:maplist_([], [], user:s2t)
   Exit: (195) [apply] apply:maplist_([_k], [_k], user:s2t)
   Exit: (194) [apply] apply:maplist_([_rb, _k], [_rb, _k], user:s2t)
   Exit: (193) [apply] apply:maplist_([_kb, _rb, _k], [_kb, _rb, _k], user:s2t)
   Exit: (192) [apply] apply:maplist_([[:, _proof1, _premise1], _kb, _rb, _k], [t(:, _proof1, _premise1), _kb, _rb, _k], user:s2t)
   Exit: (191) [apply] apply:maplist_([synthesize, [:, _proof1, _premise1], _kb, _rb, _k], [synthesize, t(:, _proof1, _premise1), _kb, _rb, _k], user:s2t)
^  Exit: (190) [apply] apply:maplist(user:s2t, [synthesize, [:, _proof1, _premise1], _kb, _rb, _k], [synthesize, t(:, _proof1, _premise1), _kb, _rb, _k])
   Call: (190) [system] compound_name_arguments(_895836, t, [synthesize, t(:, _proof1, _premise1), _kb, _rb, _k])
   Exit: (190) [system] compound_name_arguments(t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k), t, [synthesize, t(:, _proof1, _premise1), _kb, _rb, _k])
^  Exit: (189) [user] s2t([synthesize, [:, _proof1, _premise1], _kb, _rb, _k], t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k))
   Call: (189) [apply] apply:maplist_([], _895838, user:s2t)
   Exit: (189) [apply] apply:maplist_([], [], user:s2t)
   Exit: (188) [apply] apply:maplist_([[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)], user:s2t)
   Exit: (187) [apply] apply:maplist_([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)], user:s2t)
^  Exit: (186) [apply] apply:maplist(user:s2t, [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)])
   Call: (186) [system] compound_name_arguments(_844740, t, [t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)])
   Exit: (186) [system] compound_name_arguments(t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t, [t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)])
^  Exit: (185) [user] s2t([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)))
   Call: (185) [apply] apply:maplist_([[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _844742, user:s2t)
^  Call: (186) [user] s2t([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], _998046)
   Call: (187) [system] compound([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
   Exit: (187) [system] compound([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
   Call: (187) [system] [:, _proof2, _premise2]==(->)
   Call: (187) [system] [:, _proof2, _premise2]=='Cons'
   Call: (187) [system] [:, _proof2, _premise2]==(=)
   Call: (187) [system] is_list([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
   Exit: (187) [system] is_list([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
^  Call: (187) [user] apply:maplist(s2t, [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], _1005458)
   Call: (188) [apply] apply:maplist_([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], _1005458, user:s2t)
^  Call: (189) [user] s2t([:, _proof2, _premise2], _1007338)
   Call: (190) [system] compound([:, _proof2, _premise2])
   Exit: (190) [system] compound([:, _proof2, _premise2])
   Call: (190) [system] (:)==(->)
   Call: (190) [system] (:)=='Cons'
   Call: (190) [system] (:)==(=)
   Call: (190) [system] is_list([:, _proof2, _premise2])
   Exit: (190) [system] is_list([:, _proof2, _premise2])
^  Call: (190) [user] apply:maplist(s2t, [:, _proof2, _premise2], _1014750)
   Call: (191) [apply] apply:maplist_([:, _proof2, _premise2], _1014750, user:s2t)
^  Call: (192) [user] s2t(:, _1016630)
   Call: (193) [system] compound(:)
   Call: (193) [system] (:)=_1016630
   Exit: (193) [system] (:)=(:)
^  Exit: (192) [user] s2t(:, :)
   Call: (192) [apply] apply:maplist_([_proof2, _premise2], _1016632, user:s2t)
^  Call: (193) [user] s2t(_proof2, _1022204)
   Call: (194) [system] compound(_proof2)
   Exit: (194) [system] compound(_proof2)
   Call: (194) [system] is_list(_proof2)
^  Call: (194) [user] s2tl(_proof2, _1022204)
   Call: (195) [system] compound(_proof2)
   Exit: (195) [system] compound(_proof2)
^  Exit: (194) [user] s2tl(_proof2, _proof2)
^  Exit: (193) [user] s2t(_proof2, _proof2)
   Call: (193) [apply] apply:maplist_([_premise2], _1022206, user:s2t)
^  Call: (194) [user] s2t(_premise2, _1031474)
   Call: (195) [system] compound(_premise2)
   Exit: (195) [system] compound(_premise2)
   Call: (195) [system] is_list(_premise2)
^  Call: (195) [user] s2tl(_premise2, _1031474)
   Call: (196) [system] compound(_premise2)
   Exit: (196) [system] compound(_premise2)
^  Exit: (195) [user] s2tl(_premise2, _premise2)
^  Exit: (194) [user] s2t(_premise2, _premise2)
   Call: (194) [apply] apply:maplist_([], _1031476, user:s2t)
   Exit: (194) [apply] apply:maplist_([], [], user:s2t)
   Exit: (193) [apply] apply:maplist_([_premise2], [_premise2], user:s2t)
   Exit: (192) [apply] apply:maplist_([_proof2, _premise2], [_proof2, _premise2], user:s2t)
   Exit: (191) [apply] apply:maplist_([:, _proof2, _premise2], [:, _proof2, _premise2], user:s2t)
^  Exit: (190) [apply] apply:maplist(user:s2t, [:, _proof2, _premise2], [:, _proof2, _premise2])
   Call: (190) [system] compound_name_arguments(_1007338, t, [:, _proof2, _premise2])
   Exit: (190) [system] compound_name_arguments(t(:, _proof2, _premise2), t, [:, _proof2, _premise2])
^  Exit: (189) [user] s2t([:, _proof2, _premise2], t(:, _proof2, _premise2))
   Call: (189) [apply] apply:maplist_([[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], _1007340, user:s2t)
^  Call: (190) [user] s2t([synthesize, [:, _proof2, _premise2], _kb, _rb, _k], _1049142)
   Call: (191) [system] compound([synthesize, [:, _proof2, _premise2], _kb, _rb, _k])
   Exit: (191) [system] compound([synthesize, [:, _proof2, _premise2], _kb, _rb, _k])
   Call: (191) [system] synthesize==(->)
   Call: (191) [system] synthesize=='Cons'
   Call: (191) [system] synthesize==(=)
   Call: (191) [system] is_list([synthesize, [:, _proof2, _premise2], _kb, _rb, _k])
   Exit: (191) [system] is_list([synthesize, [:, _proof2, _premise2], _kb, _rb, _k])
^  Call: (191) [user] apply:maplist(s2t, [synthesize, [:, _proof2, _premise2], _kb, _rb, _k], _1056554)
   Call: (192) [apply] apply:maplist_([synthesize, [:, _proof2, _premise2], _kb, _rb, _k], _1056554, user:s2t)
^  Call: (193) [user] s2t(synthesize, _1058434)
   Call: (194) [system] compound(synthesize)
   Call: (194) [system] synthesize=_1058434
   Exit: (194) [system] synthesize=synthesize
^  Exit: (193) [user] s2t(synthesize, synthesize)
   Call: (193) [apply] apply:maplist_([[:, _proof2, _premise2], _kb, _rb, _k], _1058436, user:s2t)
^  Call: (194) [user] s2t([:, _proof2, _premise2], _1064008)
   Call: (195) [system] compound([:, _proof2, _premise2])
   Exit: (195) [system] compound([:, _proof2, _premise2])
   Call: (195) [system] (:)==(->)
   Call: (195) [system] (:)=='Cons'
   Call: (195) [system] (:)==(=)
   Call: (195) [system] is_list([:, _proof2, _premise2])
   Exit: (195) [system] is_list([:, _proof2, _premise2])
^  Call: (195) [user] apply:maplist(s2t, [:, _proof2, _premise2], _1071420)
   Call: (196) [apply] apply:maplist_([:, _proof2, _premise2], _1071420, user:s2t)
^  Call: (197) [user] s2t(:, _1073300)
   Call: (198) [system] compound(:)
   Call: (198) [system] (:)=_1073300
   Exit: (198) [system] (:)=(:)
^  Exit: (197) [user] s2t(:, :)
   Call: (197) [apply] apply:maplist_([_proof2, _premise2], _1073302, user:s2t)
^  Call: (198) [user] s2t(_proof2, _1078874)
   Call: (199) [system] compound(_proof2)
   Exit: (199) [system] compound(_proof2)
   Call: (199) [system] is_list(_proof2)
^  Call: (199) [user] s2tl(_proof2, _1078874)
   Call: (200) [system] compound(_proof2)
   Exit: (200) [system] compound(_proof2)
^  Exit: (199) [user] s2tl(_proof2, _proof2)
^  Exit: (198) [user] s2t(_proof2, _proof2)
   Call: (198) [apply] apply:maplist_([_premise2], _1078876, user:s2t)
^  Call: (199) [user] s2t(_premise2, _1088144)
   Call: (200) [system] compound(_premise2)
   Exit: (200) [system] compound(_premise2)
   Call: (200) [system] is_list(_premise2)
^  Call: (200) [user] s2tl(_premise2, _1088144)
   Call: (201) [system] compound(_premise2)
   Exit: (201) [system] compound(_premise2)
^  Exit: (200) [user] s2tl(_premise2, _premise2)
^  Exit: (199) [user] s2t(_premise2, _premise2)
   Call: (199) [apply] apply:maplist_([], _1088146, user:s2t)
   Exit: (199) [apply] apply:maplist_([], [], user:s2t)
   Exit: (198) [apply] apply:maplist_([_premise2], [_premise2], user:s2t)
   Exit: (197) [apply] apply:maplist_([_proof2, _premise2], [_proof2, _premise2], user:s2t)
   Exit: (196) [apply] apply:maplist_([:, _proof2, _premise2], [:, _proof2, _premise2], user:s2t)
^  Exit: (195) [apply] apply:maplist(user:s2t, [:, _proof2, _premise2], [:, _proof2, _premise2])
   Call: (195) [system] compound_name_arguments(_1064008, t, [:, _proof2, _premise2])
   Exit: (195) [system] compound_name_arguments(t(:, _proof2, _premise2), t, [:, _proof2, _premise2])
^  Exit: (194) [user] s2t([:, _proof2, _premise2], t(:, _proof2, _premise2))
   Call: (194) [apply] apply:maplist_([_kb, _rb, _k], _1064010, user:s2t)
^  Call: (195) [user] s2t(_kb, _1105812)
   Call: (196) [system] compound(_kb)
   Exit: (196) [system] compound(_kb)
   Call: (196) [system] is_list(_kb)
^  Call: (196) [user] s2tl(_kb, _1105812)
   Call: (197) [system] compound(_kb)
   Exit: (197) [system] compound(_kb)
^  Exit: (196) [user] s2tl(_kb, _kb)
^  Exit: (195) [user] s2t(_kb, _kb)
   Call: (195) [apply] apply:maplist_([_rb, _k], _1105814, user:s2t)
^  Call: (196) [user] s2t(_rb, _1115082)
   Call: (197) [system] compound(_rb)
   Exit: (197) [system] compound(_rb)
   Call: (197) [system] is_list(_rb)
^  Call: (197) [user] s2tl(_rb, _1115082)
   Call: (198) [system] compound(_rb)
   Exit: (198) [system] compound(_rb)
^  Exit: (197) [user] s2tl(_rb, _rb)
^  Exit: (196) [user] s2t(_rb, _rb)
   Call: (196) [apply] apply:maplist_([_k], _1115084, user:s2t)
^  Call: (197) [user] s2t(_k, _1124352)
   Call: (198) [system] compound(_k)
   Exit: (198) [system] compound(_k)
   Call: (198) [system] is_list(_k)
^  Call: (198) [user] s2tl(_k, _1124352)
   Call: (199) [system] compound(_k)
   Exit: (199) [system] compound(_k)
^  Exit: (198) [user] s2tl(_k, _k)
^  Exit: (197) [user] s2t(_k, _k)
   Call: (197) [apply] apply:maplist_([], _1124354, user:s2t)
   Exit: (197) [apply] apply:maplist_([], [], user:s2t)
   Exit: (196) [apply] apply:maplist_([_k], [_k], user:s2t)
   Exit: (195) [apply] apply:maplist_([_rb, _k], [_rb, _k], user:s2t)
   Exit: (194) [apply] apply:maplist_([_kb, _rb, _k], [_kb, _rb, _k], user:s2t)
   Exit: (193) [apply] apply:maplist_([[:, _proof2, _premise2], _kb, _rb, _k], [t(:, _proof2, _premise2), _kb, _rb, _k], user:s2t)
   Exit: (192) [apply] apply:maplist_([synthesize, [:, _proof2, _premise2], _kb, _rb, _k], [synthesize, t(:, _proof2, _premise2), _kb, _rb, _k], user:s2t)
^  Exit: (191) [apply] apply:maplist(user:s2t, [synthesize, [:, _proof2, _premise2], _kb, _rb, _k], [synthesize, t(:, _proof2, _premise2), _kb, _rb, _k])
   Call: (191) [system] compound_name_arguments(_1049142, t, [synthesize, t(:, _proof2, _premise2), _kb, _rb, _k])
   Exit: (191) [system] compound_name_arguments(t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k), t, [synthesize, t(:, _proof2, _premise2), _kb, _rb, _k])
^  Exit: (190) [user] s2t([synthesize, [:, _proof2, _premise2], _kb, _rb, _k], t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))
   Call: (190) [apply] apply:maplist_([], _1049144, user:s2t)
   Exit: (190) [apply] apply:maplist_([], [], user:s2t)
   Exit: (189) [apply] apply:maplist_([[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)], user:s2t)
   Exit: (188) [apply] apply:maplist_([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)], user:s2t)
^  Exit: (187) [apply] apply:maplist(user:s2t, [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)])
   Call: (187) [system] compound_name_arguments(_998046, t, [t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)])
   Exit: (187) [system] compound_name_arguments(t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t, [t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)])
^  Exit: (186) [user] s2t([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)))
   Call: (186) [apply] apply:maplist_([[[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _998048, user:s2t)
^  Call: (187) [user] s2t([[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], _1151352)
   Call: (188) [system] compound([[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]])
   Exit: (188) [system] compound([[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]])
   Call: (188) [system] [:, _proof3, _premise3]==(->)
   Call: (188) [system] [:, _proof3, _premise3]=='Cons'
   Call: (188) [system] [:, _proof3, _premise3]==(=)
   Call: (188) [system] is_list([[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]])
   Exit: (188) [system] is_list([[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]])
^  Call: (188) [user] apply:maplist(s2t, [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], _1158764)
   Call: (189) [apply] apply:maplist_([[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], _1158764, user:s2t)
^  Call: (190) [user] s2t([:, _proof3, _premise3], _1160644)
   Call: (191) [system] compound([:, _proof3, _premise3])
   Exit: (191) [system] compound([:, _proof3, _premise3])
   Call: (191) [system] (:)==(->)
   Call: (191) [system] (:)=='Cons'
   Call: (191) [system] (:)==(=)
   Call: (191) [system] is_list([:, _proof3, _premise3])
   Exit: (191) [system] is_list([:, _proof3, _premise3])
^  Call: (191) [user] apply:maplist(s2t, [:, _proof3, _premise3], _1168056)
   Call: (192) [apply] apply:maplist_([:, _proof3, _premise3], _1168056, user:s2t)
^  Call: (193) [user] s2t(:, _1169936)
   Call: (194) [system] compound(:)
   Call: (194) [system] (:)=_1169936
   Exit: (194) [system] (:)=(:)
^  Exit: (193) [user] s2t(:, :)
   Call: (193) [apply] apply:maplist_([_proof3, _premise3], _1169938, user:s2t)
^  Call: (194) [user] s2t(_proof3, _1175510)
   Call: (195) [system] compound(_proof3)
   Exit: (195) [system] compound(_proof3)
   Call: (195) [system] is_list(_proof3)
^  Call: (195) [user] s2tl(_proof3, _1175510)
   Call: (196) [system] compound(_proof3)
   Exit: (196) [system] compound(_proof3)
^  Exit: (195) [user] s2tl(_proof3, _proof3)
^  Exit: (194) [user] s2t(_proof3, _proof3)
   Call: (194) [apply] apply:maplist_([_premise3], _1175512, user:s2t)
^  Call: (195) [user] s2t(_premise3, _1184780)
   Call: (196) [system] compound(_premise3)
   Exit: (196) [system] compound(_premise3)
   Call: (196) [system] is_list(_premise3)
^  Call: (196) [user] s2tl(_premise3, _1184780)
   Call: (197) [system] compound(_premise3)
   Exit: (197) [system] compound(_premise3)
^  Exit: (196) [user] s2tl(_premise3, _premise3)
^  Exit: (195) [user] s2t(_premise3, _premise3)
   Call: (195) [apply] apply:maplist_([], _1184782, user:s2t)
   Exit: (195) [apply] apply:maplist_([], [], user:s2t)
   Exit: (194) [apply] apply:maplist_([_premise3], [_premise3], user:s2t)
   Exit: (193) [apply] apply:maplist_([_proof3, _premise3], [_proof3, _premise3], user:s2t)
   Exit: (192) [apply] apply:maplist_([:, _proof3, _premise3], [:, _proof3, _premise3], user:s2t)
^  Exit: (191) [apply] apply:maplist(user:s2t, [:, _proof3, _premise3], [:, _proof3, _premise3])
   Call: (191) [system] compound_name_arguments(_1160644, t, [:, _proof3, _premise3])
   Exit: (191) [system] compound_name_arguments(t(:, _proof3, _premise3), t, [:, _proof3, _premise3])
^  Exit: (190) [user] s2t([:, _proof3, _premise3], t(:, _proof3, _premise3))
   Call: (190) [apply] apply:maplist_([[synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], _1160646, user:s2t)
^  Call: (191) [user] s2t([synthesize, [:, _proof3, _premise3], _kb, _rb, _k], _1202448)
   Call: (192) [system] compound([synthesize, [:, _proof3, _premise3], _kb, _rb, _k])
   Exit: (192) [system] compound([synthesize, [:, _proof3, _premise3], _kb, _rb, _k])
   Call: (192) [system] synthesize==(->)
   Call: (192) [system] synthesize=='Cons'
   Call: (192) [system] synthesize==(=)
   Call: (192) [system] is_list([synthesize, [:, _proof3, _premise3], _kb, _rb, _k])
   Exit: (192) [system] is_list([synthesize, [:, _proof3, _premise3], _kb, _rb, _k])
^  Call: (192) [user] apply:maplist(s2t, [synthesize, [:, _proof3, _premise3], _kb, _rb, _k], _1209860)
   Call: (193) [apply] apply:maplist_([synthesize, [:, _proof3, _premise3], _kb, _rb, _k], _1209860, user:s2t)
^  Call: (194) [user] s2t(synthesize, _1211740)
   Call: (195) [system] compound(synthesize)
   Call: (195) [system] synthesize=_1211740
   Exit: (195) [system] synthesize=synthesize
^  Exit: (194) [user] s2t(synthesize, synthesize)
   Call: (194) [apply] apply:maplist_([[:, _proof3, _premise3], _kb, _rb, _k], _1211742, user:s2t)
^  Call: (195) [user] s2t([:, _proof3, _premise3], _1217314)
   Call: (196) [system] compound([:, _proof3, _premise3])
   Exit: (196) [system] compound([:, _proof3, _premise3])
   Call: (196) [system] (:)==(->)
   Call: (196) [system] (:)=='Cons'
   Call: (196) [system] (:)==(=)
   Call: (196) [system] is_list([:, _proof3, _premise3])
   Exit: (196) [system] is_list([:, _proof3, _premise3])
^  Call: (196) [user] apply:maplist(s2t, [:, _proof3, _premise3], _1224726)
   Call: (197) [apply] apply:maplist_([:, _proof3, _premise3], _1224726, user:s2t)
^  Call: (198) [user] s2t(:, _1226606)
   Call: (199) [system] compound(:)
   Call: (199) [system] (:)=_1226606
   Exit: (199) [system] (:)=(:)
^  Exit: (198) [user] s2t(:, :)
   Call: (198) [apply] apply:maplist_([_proof3, _premise3], _1226608, user:s2t)
^  Call: (199) [user] s2t(_proof3, _1232180)
   Call: (200) [system] compound(_proof3)
   Exit: (200) [system] compound(_proof3)
   Call: (200) [system] is_list(_proof3)
^  Call: (200) [user] s2tl(_proof3, _1232180)
   Call: (201) [system] compound(_proof3)
   Exit: (201) [system] compound(_proof3)
^  Exit: (200) [user] s2tl(_proof3, _proof3)
^  Exit: (199) [user] s2t(_proof3, _proof3)
   Call: (199) [apply] apply:maplist_([_premise3], _1232182, user:s2t)
^  Call: (200) [user] s2t(_premise3, _1241450)
   Call: (201) [system] compound(_premise3)
   Exit: (201) [system] compound(_premise3)
   Call: (201) [system] is_list(_premise3)
^  Call: (201) [user] s2tl(_premise3, _1241450)
   Call: (202) [system] compound(_premise3)
   Exit: (202) [system] compound(_premise3)
^  Exit: (201) [user] s2tl(_premise3, _premise3)
^  Exit: (200) [user] s2t(_premise3, _premise3)
   Call: (200) [apply] apply:maplist_([], _1241452, user:s2t)
   Exit: (200) [apply] apply:maplist_([], [], user:s2t)
   Exit: (199) [apply] apply:maplist_([_premise3], [_premise3], user:s2t)
   Exit: (198) [apply] apply:maplist_([_proof3, _premise3], [_proof3, _premise3], user:s2t)
   Exit: (197) [apply] apply:maplist_([:, _proof3, _premise3], [:, _proof3, _premise3], user:s2t)
^  Exit: (196) [apply] apply:maplist(user:s2t, [:, _proof3, _premise3], [:, _proof3, _premise3])
   Call: (196) [system] compound_name_arguments(_1217314, t, [:, _proof3, _premise3])
   Exit: (196) [system] compound_name_arguments(t(:, _proof3, _premise3), t, [:, _proof3, _premise3])
^  Exit: (195) [user] s2t([:, _proof3, _premise3], t(:, _proof3, _premise3))
   Call: (195) [apply] apply:maplist_([_kb, _rb, _k], _1217316, user:s2t)
^  Call: (196) [user] s2t(_kb, _1259118)
   Call: (197) [system] compound(_kb)
   Exit: (197) [system] compound(_kb)
   Call: (197) [system] is_list(_kb)
^  Call: (197) [user] s2tl(_kb, _1259118)
   Call: (198) [system] compound(_kb)
   Exit: (198) [system] compound(_kb)
^  Exit: (197) [user] s2tl(_kb, _kb)
^  Exit: (196) [user] s2t(_kb, _kb)
   Call: (196) [apply] apply:maplist_([_rb, _k], _1259120, user:s2t)
^  Call: (197) [user] s2t(_rb, _1268388)
   Call: (198) [system] compound(_rb)
   Exit: (198) [system] compound(_rb)
   Call: (198) [system] is_list(_rb)
^  Call: (198) [user] s2tl(_rb, _1268388)
   Call: (199) [system] compound(_rb)
   Exit: (199) [system] compound(_rb)
^  Exit: (198) [user] s2tl(_rb, _rb)
^  Exit: (197) [user] s2t(_rb, _rb)
   Call: (197) [apply] apply:maplist_([_k], _1268390, user:s2t)
^  Call: (198) [user] s2t(_k, _1277658)
   Call: (199) [system] compound(_k)
   Exit: (199) [system] compound(_k)
   Call: (199) [system] is_list(_k)
^  Call: (199) [user] s2tl(_k, _1277658)
   Call: (200) [system] compound(_k)
   Exit: (200) [system] compound(_k)
^  Exit: (199) [user] s2tl(_k, _k)
^  Exit: (198) [user] s2t(_k, _k)
   Call: (198) [apply] apply:maplist_([], _1277660, user:s2t)
   Exit: (198) [apply] apply:maplist_([], [], user:s2t)
   Exit: (197) [apply] apply:maplist_([_k], [_k], user:s2t)
   Exit: (196) [apply] apply:maplist_([_rb, _k], [_rb, _k], user:s2t)
   Exit: (195) [apply] apply:maplist_([_kb, _rb, _k], [_kb, _rb, _k], user:s2t)
   Exit: (194) [apply] apply:maplist_([[:, _proof3, _premise3], _kb, _rb, _k], [t(:, _proof3, _premise3), _kb, _rb, _k], user:s2t)
   Exit: (193) [apply] apply:maplist_([synthesize, [:, _proof3, _premise3], _kb, _rb, _k], [synthesize, t(:, _proof3, _premise3), _kb, _rb, _k], user:s2t)
^  Exit: (192) [apply] apply:maplist(user:s2t, [synthesize, [:, _proof3, _premise3], _kb, _rb, _k], [synthesize, t(:, _proof3, _premise3), _kb, _rb, _k])
   Call: (192) [system] compound_name_arguments(_1202448, t, [synthesize, t(:, _proof3, _premise3), _kb, _rb, _k])
   Exit: (192) [system] compound_name_arguments(t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k), t, [synthesize, t(:, _proof3, _premise3), _kb, _rb, _k])
^  Exit: (191) [user] s2t([synthesize, [:, _proof3, _premise3], _kb, _rb, _k], t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))
   Call: (191) [apply] apply:maplist_([], _1202450, user:s2t)
   Exit: (191) [apply] apply:maplist_([], [], user:s2t)
   Exit: (190) [apply] apply:maplist_([[synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)], user:s2t)
   Exit: (189) [apply] apply:maplist_([[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)], user:s2t)
^  Exit: (188) [apply] apply:maplist(user:s2t, [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)])
   Call: (188) [system] compound_name_arguments(_1151352, t, [t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)])
   Exit: (188) [system] compound_name_arguments(t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t, [t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)])
^  Exit: (187) [user] s2t([[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)))
   Call: (187) [apply] apply:maplist_([[[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _1151354, user:s2t)
^  Call: (188) [user] s2t([[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], _1304658)
   Call: (189) [system] compound([[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]])
   Exit: (189) [system] compound([[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]])
   Call: (189) [system] [:, _proof4, _premise4]==(->)
   Call: (189) [system] [:, _proof4, _premise4]=='Cons'
   Call: (189) [system] [:, _proof4, _premise4]==(=)
   Call: (189) [system] is_list([[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]])
   Exit: (189) [system] is_list([[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]])
^  Call: (189) [user] apply:maplist(s2t, [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], _1312070)
   Call: (190) [apply] apply:maplist_([[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], _1312070, user:s2t)
^  Call: (191) [user] s2t([:, _proof4, _premise4], _1313950)
   Call: (192) [system] compound([:, _proof4, _premise4])
   Exit: (192) [system] compound([:, _proof4, _premise4])
   Call: (192) [system] (:)==(->)
   Call: (192) [system] (:)=='Cons'
   Call: (192) [system] (:)==(=)
   Call: (192) [system] is_list([:, _proof4, _premise4])
   Exit: (192) [system] is_list([:, _proof4, _premise4])
^  Call: (192) [user] apply:maplist(s2t, [:, _proof4, _premise4], _1321362)
   Call: (193) [apply] apply:maplist_([:, _proof4, _premise4], _1321362, user:s2t)
^  Call: (194) [user] s2t(:, _1323242)
   Call: (195) [system] compound(:)
   Call: (195) [system] (:)=_1323242
   Exit: (195) [system] (:)=(:)
^  Exit: (194) [user] s2t(:, :)
   Call: (194) [apply] apply:maplist_([_proof4, _premise4], _1323244, user:s2t)
^  Call: (195) [user] s2t(_proof4, _1328816)
   Call: (196) [system] compound(_proof4)
   Exit: (196) [system] compound(_proof4)
   Call: (196) [system] is_list(_proof4)
^  Call: (196) [user] s2tl(_proof4, _1328816)
   Call: (197) [system] compound(_proof4)
   Exit: (197) [system] compound(_proof4)
^  Exit: (196) [user] s2tl(_proof4, _proof4)
^  Exit: (195) [user] s2t(_proof4, _proof4)
   Call: (195) [apply] apply:maplist_([_premise4], _1328818, user:s2t)
^  Call: (196) [user] s2t(_premise4, _1338086)
   Call: (197) [system] compound(_premise4)
   Exit: (197) [system] compound(_premise4)
   Call: (197) [system] is_list(_premise4)
^  Call: (197) [user] s2tl(_premise4, _1338086)
   Call: (198) [system] compound(_premise4)
   Exit: (198) [system] compound(_premise4)
^  Exit: (197) [user] s2tl(_premise4, _premise4)
^  Exit: (196) [user] s2t(_premise4, _premise4)
   Call: (196) [apply] apply:maplist_([], _1338088, user:s2t)
   Exit: (196) [apply] apply:maplist_([], [], user:s2t)
   Exit: (195) [apply] apply:maplist_([_premise4], [_premise4], user:s2t)
   Exit: (194) [apply] apply:maplist_([_proof4, _premise4], [_proof4, _premise4], user:s2t)
   Exit: (193) [apply] apply:maplist_([:, _proof4, _premise4], [:, _proof4, _premise4], user:s2t)
^  Exit: (192) [apply] apply:maplist(user:s2t, [:, _proof4, _premise4], [:, _proof4, _premise4])
   Call: (192) [system] compound_name_arguments(_1313950, t, [:, _proof4, _premise4])
   Exit: (192) [system] compound_name_arguments(t(:, _proof4, _premise4), t, [:, _proof4, _premise4])
^  Exit: (191) [user] s2t([:, _proof4, _premise4], t(:, _proof4, _premise4))
   Call: (191) [apply] apply:maplist_([[synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], _1313952, user:s2t)
^  Call: (192) [user] s2t([synthesize, [:, _proof4, _premise4], _kb, _rb, _k], _1355754)
   Call: (193) [system] compound([synthesize, [:, _proof4, _premise4], _kb, _rb, _k])
   Exit: (193) [system] compound([synthesize, [:, _proof4, _premise4], _kb, _rb, _k])
   Call: (193) [system] synthesize==(->)
   Call: (193) [system] synthesize=='Cons'
   Call: (193) [system] synthesize==(=)
   Call: (193) [system] is_list([synthesize, [:, _proof4, _premise4], _kb, _rb, _k])
   Exit: (193) [system] is_list([synthesize, [:, _proof4, _premise4], _kb, _rb, _k])
^  Call: (193) [user] apply:maplist(s2t, [synthesize, [:, _proof4, _premise4], _kb, _rb, _k], _1363166)
   Call: (194) [apply] apply:maplist_([synthesize, [:, _proof4, _premise4], _kb, _rb, _k], _1363166, user:s2t)
^  Call: (195) [user] s2t(synthesize, _1365046)
   Call: (196) [system] compound(synthesize)
   Call: (196) [system] synthesize=_1365046
   Exit: (196) [system] synthesize=synthesize
^  Exit: (195) [user] s2t(synthesize, synthesize)
   Call: (195) [apply] apply:maplist_([[:, _proof4, _premise4], _kb, _rb, _k], _1365048, user:s2t)
^  Call: (196) [user] s2t([:, _proof4, _premise4], _1370620)
   Call: (197) [system] compound([:, _proof4, _premise4])
   Exit: (197) [system] compound([:, _proof4, _premise4])
   Call: (197) [system] (:)==(->)
   Call: (197) [system] (:)=='Cons'
   Call: (197) [system] (:)==(=)
   Call: (197) [system] is_list([:, _proof4, _premise4])
   Exit: (197) [system] is_list([:, _proof4, _premise4])
^  Call: (197) [user] apply:maplist(s2t, [:, _proof4, _premise4], _1378032)
   Call: (198) [apply] apply:maplist_([:, _proof4, _premise4], _1378032, user:s2t)
^  Call: (199) [user] s2t(:, _1379912)
   Call: (200) [system] compound(:)
   Call: (200) [system] (:)=_1379912
   Exit: (200) [system] (:)=(:)
^  Exit: (199) [user] s2t(:, :)
   Call: (199) [apply] apply:maplist_([_proof4, _premise4], _1379914, user:s2t)
^  Call: (200) [user] s2t(_proof4, _1385486)
   Call: (201) [system] compound(_proof4)
   Exit: (201) [system] compound(_proof4)
   Call: (201) [system] is_list(_proof4)
^  Call: (201) [user] s2tl(_proof4, _1385486)
   Call: (202) [system] compound(_proof4)
   Exit: (202) [system] compound(_proof4)
^  Exit: (201) [user] s2tl(_proof4, _proof4)
^  Exit: (200) [user] s2t(_proof4, _proof4)
   Call: (200) [apply] apply:maplist_([_premise4], _1385488, user:s2t)
^  Call: (201) [user] s2t(_premise4, _1394756)
   Call: (202) [system] compound(_premise4)
   Exit: (202) [system] compound(_premise4)
   Call: (202) [system] is_list(_premise4)
^  Call: (202) [user] s2tl(_premise4, _1394756)
   Call: (203) [system] compound(_premise4)
   Exit: (203) [system] compound(_premise4)
^  Exit: (202) [user] s2tl(_premise4, _premise4)
^  Exit: (201) [user] s2t(_premise4, _premise4)
   Call: (201) [apply] apply:maplist_([], _1394758, user:s2t)
   Exit: (201) [apply] apply:maplist_([], [], user:s2t)
   Exit: (200) [apply] apply:maplist_([_premise4], [_premise4], user:s2t)
   Exit: (199) [apply] apply:maplist_([_proof4, _premise4], [_proof4, _premise4], user:s2t)
   Exit: (198) [apply] apply:maplist_([:, _proof4, _premise4], [:, _proof4, _premise4], user:s2t)
^  Exit: (197) [apply] apply:maplist(user:s2t, [:, _proof4, _premise4], [:, _proof4, _premise4])
   Call: (197) [system] compound_name_arguments(_1370620, t, [:, _proof4, _premise4])
   Exit: (197) [system] compound_name_arguments(t(:, _proof4, _premise4), t, [:, _proof4, _premise4])
^  Exit: (196) [user] s2t([:, _proof4, _premise4], t(:, _proof4, _premise4))
   Call: (196) [apply] apply:maplist_([_kb, _rb, _k], _1370622, user:s2t)
^  Call: (197) [user] s2t(_kb, _1412424)
   Call: (198) [system] compound(_kb)
   Exit: (198) [system] compound(_kb)
   Call: (198) [system] is_list(_kb)
^  Call: (198) [user] s2tl(_kb, _1412424)
   Call: (199) [system] compound(_kb)
   Exit: (199) [system] compound(_kb)
^  Exit: (198) [user] s2tl(_kb, _kb)
^  Exit: (197) [user] s2t(_kb, _kb)
   Call: (197) [apply] apply:maplist_([_rb, _k], _1412426, user:s2t)
^  Call: (198) [user] s2t(_rb, _1421694)
   Call: (199) [system] compound(_rb)
   Exit: (199) [system] compound(_rb)
   Call: (199) [system] is_list(_rb)
^  Call: (199) [user] s2tl(_rb, _1421694)
   Call: (200) [system] compound(_rb)
   Exit: (200) [system] compound(_rb)
^  Exit: (199) [user] s2tl(_rb, _rb)
^  Exit: (198) [user] s2t(_rb, _rb)
   Call: (198) [apply] apply:maplist_([_k], _1421696, user:s2t)
^  Call: (199) [user] s2t(_k, _1430964)
   Call: (200) [system] compound(_k)
   Exit: (200) [system] compound(_k)
   Call: (200) [system] is_list(_k)
^  Call: (200) [user] s2tl(_k, _1430964)
   Call: (201) [system] compound(_k)
   Exit: (201) [system] compound(_k)
^  Exit: (200) [user] s2tl(_k, _k)
^  Exit: (199) [user] s2t(_k, _k)
   Call: (199) [apply] apply:maplist_([], _1430966, user:s2t)
   Exit: (199) [apply] apply:maplist_([], [], user:s2t)
   Exit: (198) [apply] apply:maplist_([_k], [_k], user:s2t)
   Exit: (197) [apply] apply:maplist_([_rb, _k], [_rb, _k], user:s2t)
   Exit: (196) [apply] apply:maplist_([_kb, _rb, _k], [_kb, _rb, _k], user:s2t)
   Exit: (195) [apply] apply:maplist_([[:, _proof4, _premise4], _kb, _rb, _k], [t(:, _proof4, _premise4), _kb, _rb, _k], user:s2t)
   Exit: (194) [apply] apply:maplist_([synthesize, [:, _proof4, _premise4], _kb, _rb, _k], [synthesize, t(:, _proof4, _premise4), _kb, _rb, _k], user:s2t)
^  Exit: (193) [apply] apply:maplist(user:s2t, [synthesize, [:, _proof4, _premise4], _kb, _rb, _k], [synthesize, t(:, _proof4, _premise4), _kb, _rb, _k])
   Call: (193) [system] compound_name_arguments(_1355754, t, [synthesize, t(:, _proof4, _premise4), _kb, _rb, _k])
   Exit: (193) [system] compound_name_arguments(t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k), t, [synthesize, t(:, _proof4, _premise4), _kb, _rb, _k])
^  Exit: (192) [user] s2t([synthesize, [:, _proof4, _premise4], _kb, _rb, _k], t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))
   Call: (192) [apply] apply:maplist_([], _1355756, user:s2t)
   Exit: (192) [apply] apply:maplist_([], [], user:s2t)
   Exit: (191) [apply] apply:maplist_([[synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k)], user:s2t)
   Exit: (190) [apply] apply:maplist_([[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k)], user:s2t)
^  Exit: (189) [apply] apply:maplist(user:s2t, [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k)])
   Call: (189) [system] compound_name_arguments(_1304658, t, [t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k)])
   Exit: (189) [system] compound_name_arguments(t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k)), t, [t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k)])
^  Exit: (188) [user] s2t([[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k)))
   Call: (188) [apply] apply:maplist_([], _1304660, user:s2t)
   Exit: (188) [apply] apply:maplist_([], [], user:s2t)
   Exit: (187) [apply] apply:maplist_([[[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], [t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))], user:s2t)
   Exit: (186) [apply] apply:maplist_([[[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], [t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))], user:s2t)
   Exit: (185) [apply] apply:maplist_([[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], [t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))], user:s2t)
   Exit: (184) [apply] apply:maplist_([[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], [t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))], user:s2t)
   Exit: (183) [apply] apply:maplist_([[[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], [t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))], user:s2t)
   Exit: (182) [apply] apply:maplist_([[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], [t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))], user:s2t)
^  Exit: (181) [apply] apply:maplist(user:s2t, [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], [t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))])
   Call: (181) [system] compound_name_arguments(_563380, t, [t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))])
   Exit: (181) [system] compound_name_arguments(t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), t, [t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))])
^  Exit: (180) [user] s2t([[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))))
   Call: (180) [apply] apply:maplist_([_query], _563382, user:s2t)
^  Call: (181) [user] s2t(_query, _1469164)
   Call: (182) [system] compound(_query)
   Exit: (182) [system] compound(_query)
   Call: (182) [system] is_list(_query)
^  Call: (182) [user] s2tl(_query, _1469164)
   Call: (183) [system] compound(_query)
   Exit: (183) [system] compound(_query)
^  Exit: (182) [user] s2tl(_query, _query)
^  Exit: (181) [user] s2t(_query, _query)
   Call: (181) [apply] apply:maplist_([], _1469166, user:s2t)
   Exit: (181) [apply] apply:maplist_([], [], user:s2t)
   Exit: (180) [apply] apply:maplist_([_query], [_query], user:s2t)
   Exit: (179) [apply] apply:maplist_([[[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query], [t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query], user:s2t)
   Exit: (178) [apply] apply:maplist_(['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query], ['let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query], user:s2t)
^  Exit: (177) [apply] apply:maplist(user:s2t, ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query], ['let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query])
   Call: (177) [system] compound_name_arguments(_548514, t, ['let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query])
   Exit: (177) [system] compound_name_arguments(t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query), t, ['let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query])
^  Exit: (176) [user] s2t(['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query], t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query))
^  Call: (176) [user] s2tl([], _548516)
   Call: (177) [system] compound([])
   Call: (177) [system] []=_548516
   Exit: (177) [system] []=[]
^  Exit: (176) [user] s2tl([], [])
^  Exit: (175) [user] s2tl([['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query)])
^  Exit: (174) [user] s2tl([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query)])
^  Exit: (173) [user] s2tl([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query)])
^  Exit: (172) [user] s2t_iz(nthesize_long_1727480696_9164743, nthesize_long_1727480696_9164743, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query)])
^  Call: (172) [user] relistify([=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query)], _1494254)
   Call: (173) [system] is_list([=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query)])
   Exit: (173) [system] is_list([=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query)])
   Call: (173) [system] _1494254=[=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query)]
   Exit: (173) [system] [=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query)]=[=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query)]
^  Exit: (172) [user] relistify([=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query)], [=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query)])
   Call: (172) [system] _1499816=..[nthesize_long_1727480696_9164743, 116, =, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query)]
   Exit: (172) [system] nthesize_long_1727480696_9164743(116, =, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query))=..[nthesize_long_1727480696_9164743, 116, =, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query)]
^  Call: (172) [user] format((0x55fbb44dfd70), "~q.~n", [nthesize_long_1727480696_9164743(116, =, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query))])
^  Exit: (172) [user] format((0x55fbb44dfd70), "~q.~n", [nthesize_long_1727480696_9164743(116, =, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query))])
^  Exit: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], nthesize_long_1727480696_9164743, 116)
^  Exit: (169) [system] once(user:(if_t((get_time(1727480719.3973036), arg(1, t(1727480719.3973036), 1727480709.4816313), 9.915672302246094 is 1727480719.3973036-1727480709.4816313, 9.915672302246094>4), (nb_setarg(1, t(1727480719.3973036), 1727480719.3973036), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]), 116]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 25, 25+1), write_metta_datalog_term((0x55fbb44dfd70), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], nthesize_long_1727480696_9164743, 116)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55fbb4538270))
   Fail: (169) [system] at_end_of_stream((0x55fbb4538270))
^  Call: (169) [user] must_det_ll(line_count((0x55fbb4538270), _3074))
^  Call: (170) [user] once(user:line_count((0x55fbb4538270), _3074))
   Call: (171) [system] line_count((0x55fbb4538270), _3074)
   Exit: (171) [system] line_count((0x55fbb4538270), 153)
^  Exit: (170) [system] once(user:line_count((0x55fbb4538270), 153))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55fbb4538270), 153))
^  Call: (169) [user] must_det_ll(read_sform((0x55fbb4538270), _3084))
^  Call: (170) [user] once(user:read_sform((0x55fbb4538270), _3084))
^  Call: (171) [user] read_sform((0x55fbb4538270), _3084)
   Call: (172) [system] string((0x55fbb4538270))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (173) [system] string((0x55fbb4538270))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (174) [system] at_end_of_stream((0x55fbb4538270))
   Call: (174) [system] peek_char((0x55fbb4538270), _1525008)
   Exit: (174) [system] peek_char((0x55fbb4538270), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55fbb4538270), '\n')
   Exit: (174) [system] get_char((0x55fbb4538270), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), _3084)
   Call: (175) [system] at_end_of_stream((0x55fbb4538270))
   Call: (175) [system] peek_char((0x55fbb4538270), _1532430)
   Exit: (175) [system] peek_char((0x55fbb4538270), '\n')
   Call: (175) [system] char_type('\n', space)
   Exit: (175) [system] char_type('\n', space)
   Call: (175) [system] get_char((0x55fbb4538270), '\n')
   Exit: (175) [system] get_char((0x55fbb4538270), '\n')
^  Call: (175) [user] parse_sexpr_metta_IO((0x55fbb4538270), _3084)
   Call: (176) [system] at_end_of_stream((0x55fbb4538270))
   Call: (176) [system] peek_char((0x55fbb4538270), _1539852)
   Exit: (176) [system] peek_char((0x55fbb4538270), !)
   Call: (176) [system] char_type(!, space)
^  Call: (176) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (177) [system] string((0x55fbb4538270))
^  Exit: (176) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (176) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (177) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (178) [system] at_end_of_stream((0x55fbb4538270))
   Call: (178) [system] peek_char((0x55fbb4538270), _1548190)
   Exit: (178) [system] peek_char((0x55fbb4538270), !)
   Call: (178) [system] char_type(!, space)
   Call: (178) [system] _1550976=(0x55fbb4538270)
   Exit: (178) [system] (0x55fbb4538270)=(0x55fbb4538270)
^  Call: (178) [user] once((read_position((0x55fbb4538270), _1552844, _1552846, _1552848, _1552850), read_sexpr((0x55fbb4538270), _1552862), assertz(metta_file_comment(_1552844, _1552846, _1552848, _1552862, _1552850))))
^  Call: (180) [user] read_position((0x55fbb4538270), _1552844, _1552846, _1552848, _1552850)
   Call: (181) [system] stream_property((0x55fbb4538270), position(_1552850))
   Call: (182) [system] nonvar((0x55fbb4538270))
   Exit: (182) [system] nonvar((0x55fbb4538270))
   Call: (182) [system] nonvar(position(_1552850))
   Exit: (182) [system] nonvar(position(_1552850))
   Exit: (181) [system] stream_property((0x55fbb4538270), position('$stream_position'(7568, 155, 0, 7568)))
   Call: (181) [$syspreds] stream_position_data(line_count, '$stream_position'(7568, 155, 0, 7568), _1552844)
   Call: (182) [system] nonvar(line_count)
   Exit: (182) [system] nonvar(line_count)
   Call: (182) [$syspreds] stream_position_field(line_count, _1563102)
   Exit: (182) [$syspreds] stream_position_field(line_count, 2)
   Call: (182) [system] arg(2, '$stream_position'(7568, 155, 0, 7568), _1552844)
   Exit: (182) [system] arg(2, '$stream_position'(7568, 155, 0, 7568), 155)
   Exit: (181) [$syspreds] stream_position_data(line_count, '$stream_position'(7568, 155, 0, 7568), 155)
   Call: (181) [$syspreds] stream_position_data(line_position, '$stream_position'(7568, 155, 0, 7568), _1552846)
   Call: (182) [system] nonvar(line_position)
   Exit: (182) [system] nonvar(line_position)
   Call: (182) [$syspreds] stream_position_field(line_position, _1570536)
   Exit: (182) [$syspreds] stream_position_field(line_position, 3)
   Call: (182) [system] arg(3, '$stream_position'(7568, 155, 0, 7568), _1552846)
   Exit: (182) [system] arg(3, '$stream_position'(7568, 155, 0, 7568), 0)
   Exit: (181) [$syspreds] stream_position_data(line_position, '$stream_position'(7568, 155, 0, 7568), 0)
   Call: (181) [$syspreds] stream_position_data(char_count, '$stream_position'(7568, 155, 0, 7568), _1552848)
   Call: (182) [system] nonvar(char_count)
   Exit: (182) [system] nonvar(char_count)
   Call: (182) [$syspreds] stream_position_field(char_count, _1577970)
   Exit: (182) [$syspreds] stream_position_field(char_count, 1)
   Call: (182) [system] arg(1, '$stream_position'(7568, 155, 0, 7568), _1552848)
   Exit: (182) [system] arg(1, '$stream_position'(7568, 155, 0, 7568), 7568)
   Exit: (181) [$syspreds] stream_position_data(char_count, '$stream_position'(7568, 155, 0, 7568), 7568)
^  Exit: (180) [user] read_position((0x55fbb4538270), 155, 0, 7568, '$stream_position'(7568, 155, 0, 7568))
^  Call: (180) [user] read_sexpr((0x55fbb4538270), _1552862)
   Call: (181) [system] string((0x55fbb4538270))
   Fail: (181) [system] string((0x55fbb4538270))
^  Call: (181) [user] cont_sexpr(')', (0x55fbb4538270), _1552862)
^  Call: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _1588196)
   Exit: (183) [system] peek_char((0x55fbb4538270), !)
   Call: (183) [system] !=(;)
   Fail: (183) [system] !=(;)
   Call: (183) [system] !=(/)
   Fail: (183) [system] !=(/)
^  Call: (183) [user] is_like_space(!)
   Call: (184) [system] char_type(!, 'white')
   Fail: (184) [system] char_type(!, 'white')
   Call: (184) [system] char_type(!, end_of_line)
   Fail: (184) [system] char_type(!, end_of_line)
   Call: (184) [system] char_type(!, space)
   Fail: (184) [system] char_type(!, space)
   Call: (184) [system] char_type(!, cntrl)
   Fail: (184) [system] char_type(!, cntrl)
^  Fail: (183) [user] is_like_space(!)
^  Exit: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] get_char((0x55fbb4538270), _1604206)
   Exit: (182) [system] get_char((0x55fbb4538270), !)
   Call: (182) [system] !='('
   Fail: (182) [system] !='('
   Call: (182) [system] !='['
   Fail: (182) [system] !='['
   Call: (182) [system] !='{'
   Fail: (182) [system] !='{'
   Call: (182) [system] !='"'
   Fail: (182) [system] !='"'
   Call: (182) [system] !=!
   Exit: (182) [system] !=!
^  Call: (182) [user] read_sexpr((0x55fbb4538270), _1615344)
   Call: (183) [system] string((0x55fbb4538270))
   Fail: (183) [system] string((0x55fbb4538270))
^  Call: (183) [user] cont_sexpr(')', (0x55fbb4538270), _1615344)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1619978)
   Exit: (185) [system] peek_char((0x55fbb4538270), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
   Call: (185) [system] '('=(/)
   Fail: (185) [system] '('=(/)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] get_char((0x55fbb4538270), _1635988)
   Exit: (184) [system] get_char((0x55fbb4538270), '(')
   Call: (184) [system] '('='('
   Exit: (184) [system] '('='('
^  Call: (184) [user] read_list(')', (0x55fbb4538270), _1615344)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1641558)
   Exit: (186) [system] peek_char((0x55fbb4538270), a)
   Call: (186) [system] a=(;)
   Fail: (186) [system] a=(;)
   Call: (186) [system] a=(/)
   Fail: (186) [system] a=(/)
^  Call: (186) [user] is_like_space(a)
   Call: (187) [system] char_type(a, 'white')
   Fail: (187) [system] char_type(a, 'white')
   Call: (187) [system] char_type(a, end_of_line)
   Fail: (187) [system] char_type(a, end_of_line)
   Call: (187) [system] char_type(a, space)
   Fail: (187) [system] char_type(a, space)
   Call: (187) [system] char_type(a, cntrl)
   Fail: (187) [system] char_type(a, cntrl)
^  Fail: (186) [user] is_like_space(a)
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _1657568)
   Exit: (185) [system] peek_char((0x55fbb4538270), a)
   Call: (185) [system] a=')'
   Fail: (185) [system] a=')'
   Call: (185) [system] a=end_of_file
   Fail: (185) [system] a=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55fbb4538270), _1663138)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1664996)
   Exit: (187) [system] peek_char((0x55fbb4538270), a)
   Call: (187) [system] a=(;)
   Fail: (187) [system] a=(;)
   Call: (187) [system] a=(/)
   Fail: (187) [system] a=(/)
^  Call: (187) [user] is_like_space(a)
   Call: (188) [system] char_type(a, 'white')
   Fail: (188) [system] char_type(a, 'white')
   Call: (188) [system] char_type(a, end_of_line)
   Fail: (188) [system] char_type(a, end_of_line)
   Call: (188) [system] char_type(a, space)
   Fail: (188) [system] char_type(a, space)
   Call: (188) [system] char_type(a, cntrl)
   Fail: (188) [system] char_type(a, cntrl)
^  Fail: (187) [user] is_like_space(a)
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] get_char((0x55fbb4538270), _1681006)
   Exit: (186) [system] get_char((0x55fbb4538270), a)
   Call: (186) [system] a='('
   Fail: (186) [system] a='('
   Call: (186) [system] a='['
   Fail: (186) [system] a='['
   Call: (186) [system] a='{'
   Fail: (186) [system] a='{'
   Call: (186) [system] a='"'
   Fail: (186) [system] a='"'
   Call: (186) [system] a=!
   Fail: (186) [system] a=!
   Call: (186) [system] a='\''
   Fail: (186) [system] a='\''
   Call: (186) [system] a='`'
   Fail: (186) [system] a='`'
   Call: (186) [system] a=end_of_file
   Fail: (186) [system] a=end_of_file
^  Call: (186) [user] read_symbolic(')', (0x55fbb4538270), a, _1663138)
^  Call: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), _1698648)
   Call: (188) [system] peek_char((0x55fbb4538270), _1699582)
   Exit: (188) [system] peek_char((0x55fbb4538270), s)
^  Call: (188) [user] is_delimiter(s)
   Call: (189) [system] char_type(s, space)
   Fail: (189) [system] char_type(s, space)
   Call: (189) [system] arg(_1704302, v('(', ')', end_of_file), s)
   Fail: (189) [system] arg(_1705234, v('(', ')', end_of_file), s)
^  Fail: (188) [user] is_delimiter(s)
   Call: (188) [system] ')'==s
   Fail: (188) [system] ')'==s
   Call: (188) [system] get_char((0x55fbb4538270), s)
   Exit: (188) [system] get_char((0x55fbb4538270), s)
   Call: (188) [system] s=(\)
   Fail: (188) [system] s=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _1712584)
   Call: (189) [system] peek_char((0x55fbb4538270), _1713518)
   Exit: (189) [system] peek_char((0x55fbb4538270), s)
^  Call: (189) [user] is_delimiter(s)
   Call: (190) [system] char_type(s, space)
   Fail: (190) [system] char_type(s, space)
   Call: (190) [system] arg(_1718238, v('(', ')', end_of_file), s)
   Fail: (190) [system] arg(_1719170, v('(', ')', end_of_file), s)
^  Fail: (189) [user] is_delimiter(s)
   Call: (189) [system] ')'==s
   Fail: (189) [system] ')'==s
   Call: (189) [system] get_char((0x55fbb4538270), s)
   Exit: (189) [system] get_char((0x55fbb4538270), s)
   Call: (189) [system] s=(\)
   Fail: (189) [system] s=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), _1726520)
   Call: (190) [system] peek_char((0x55fbb4538270), _1727454)
   Exit: (190) [system] peek_char((0x55fbb4538270), e)
^  Call: (190) [user] is_delimiter(e)
   Call: (191) [system] char_type(e, space)
   Fail: (191) [system] char_type(e, space)
   Call: (191) [system] arg(_1732174, v('(', ')', end_of_file), e)
   Fail: (191) [system] arg(_1733106, v('(', ')', end_of_file), e)
^  Fail: (190) [user] is_delimiter(e)
   Call: (190) [system] ')'==e
   Fail: (190) [system] ')'==e
   Call: (190) [system] get_char((0x55fbb4538270), e)
   Exit: (190) [system] get_char((0x55fbb4538270), e)
   Call: (190) [system] e=(\)
   Fail: (190) [system] e=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _1740456)
   Call: (191) [system] peek_char((0x55fbb4538270), _1741390)
   Exit: (191) [system] peek_char((0x55fbb4538270), r)
^  Call: (191) [user] is_delimiter(r)
   Call: (192) [system] char_type(r, space)
   Fail: (192) [system] char_type(r, space)
   Call: (192) [system] arg(_1746110, v('(', ')', end_of_file), r)
   Fail: (192) [system] arg(_1747042, v('(', ')', end_of_file), r)
^  Fail: (191) [user] is_delimiter(r)
   Call: (191) [system] ')'==r
   Fail: (191) [system] ')'==r
   Call: (191) [system] get_char((0x55fbb4538270), r)
   Exit: (191) [system] get_char((0x55fbb4538270), r)
   Call: (191) [system] r=(\)
   Fail: (191) [system] r=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _1754392)
   Call: (192) [system] peek_char((0x55fbb4538270), _1755326)
   Exit: (192) [system] peek_char((0x55fbb4538270), t)
^  Call: (192) [user] is_delimiter(t)
   Call: (193) [system] char_type(t, space)
   Fail: (193) [system] char_type(t, space)
   Call: (193) [system] arg(_1760046, v('(', ')', end_of_file), t)
   Fail: (193) [system] arg(_1760978, v('(', ')', end_of_file), t)
^  Fail: (192) [user] is_delimiter(t)
   Call: (192) [system] ')'==t
   Fail: (192) [system] ')'==t
   Call: (192) [system] get_char((0x55fbb4538270), t)
   Exit: (192) [system] get_char((0x55fbb4538270), t)
   Call: (192) [system] t=(\)
   Fail: (192) [system] t=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _1768328)
   Call: (193) [system] peek_char((0x55fbb4538270), _1769262)
   Exit: (193) [system] peek_char((0x55fbb4538270), 'E')
^  Call: (193) [user] is_delimiter('E')
   Call: (194) [system] char_type('E', space)
   Fail: (194) [system] char_type('E', space)
   Call: (194) [system] arg(_1773982, v('(', ')', end_of_file), 'E')
   Fail: (194) [system] arg(_1774914, v('(', ')', end_of_file), 'E')
^  Fail: (193) [user] is_delimiter('E')
   Call: (193) [system] ')'=='E'
   Fail: (193) [system] ')'=='E'
   Call: (193) [system] get_char((0x55fbb4538270), 'E')
   Exit: (193) [system] get_char((0x55fbb4538270), 'E')
   Call: (193) [system] 'E'=(\)
   Fail: (193) [system] 'E'=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _1782264)
   Call: (194) [system] peek_char((0x55fbb4538270), _1783198)
   Exit: (194) [system] peek_char((0x55fbb4538270), q)
^  Call: (194) [user] is_delimiter(q)
   Call: (195) [system] char_type(q, space)
   Fail: (195) [system] char_type(q, space)
   Call: (195) [system] arg(_1787918, v('(', ')', end_of_file), q)
   Fail: (195) [system] arg(_1788850, v('(', ')', end_of_file), q)
^  Fail: (194) [user] is_delimiter(q)
   Call: (194) [system] ')'==q
   Fail: (194) [system] ')'==q
   Call: (194) [system] get_char((0x55fbb4538270), q)
   Exit: (194) [system] get_char((0x55fbb4538270), q)
   Call: (194) [system] q=(\)
   Fail: (194) [system] q=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _1796200)
   Call: (195) [system] peek_char((0x55fbb4538270), _1797134)
   Exit: (195) [system] peek_char((0x55fbb4538270), u)
^  Call: (195) [user] is_delimiter(u)
   Call: (196) [system] char_type(u, space)
   Fail: (196) [system] char_type(u, space)
   Call: (196) [system] arg(_1801854, v('(', ')', end_of_file), u)
   Fail: (196) [system] arg(_1802786, v('(', ')', end_of_file), u)
^  Fail: (195) [user] is_delimiter(u)
   Call: (195) [system] ')'==u
   Fail: (195) [system] ')'==u
   Call: (195) [system] get_char((0x55fbb4538270), u)
   Exit: (195) [system] get_char((0x55fbb4538270), u)
   Call: (195) [system] u=(\)
   Fail: (195) [system] u=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _1810136)
   Call: (196) [system] peek_char((0x55fbb4538270), _1811070)
   Exit: (196) [system] peek_char((0x55fbb4538270), a)
^  Call: (196) [user] is_delimiter(a)
   Call: (197) [system] char_type(a, space)
   Fail: (197) [system] char_type(a, space)
   Call: (197) [system] arg(_1815790, v('(', ')', end_of_file), a)
   Fail: (197) [system] arg(_1816722, v('(', ')', end_of_file), a)
^  Fail: (196) [user] is_delimiter(a)
   Call: (196) [system] ')'==a
   Fail: (196) [system] ')'==a
   Call: (196) [system] get_char((0x55fbb4538270), a)
   Exit: (196) [system] get_char((0x55fbb4538270), a)
   Call: (196) [system] a=(\)
   Fail: (196) [system] a=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _1824072)
   Call: (197) [system] peek_char((0x55fbb4538270), _1825006)
   Exit: (197) [system] peek_char((0x55fbb4538270), l)
^  Call: (197) [user] is_delimiter(l)
   Call: (198) [system] char_type(l, space)
   Fail: (198) [system] char_type(l, space)
   Call: (198) [system] arg(_1829726, v('(', ')', end_of_file), l)
   Fail: (198) [system] arg(_1830658, v('(', ')', end_of_file), l)
^  Fail: (197) [user] is_delimiter(l)
   Call: (197) [system] ')'==l
   Fail: (197) [system] ')'==l
   Call: (197) [system] get_char((0x55fbb4538270), l)
   Exit: (197) [system] get_char((0x55fbb4538270), l)
   Call: (197) [system] l=(\)
   Fail: (197) [system] l=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _1838008)
   Call: (198) [system] peek_char((0x55fbb4538270), _1838942)
   Exit: (198) [system] peek_char((0x55fbb4538270), 'T')
^  Call: (198) [user] is_delimiter('T')
   Call: (199) [system] char_type('T', space)
   Fail: (199) [system] char_type('T', space)
   Call: (199) [system] arg(_1843662, v('(', ')', end_of_file), 'T')
   Fail: (199) [system] arg(_1844594, v('(', ')', end_of_file), 'T')
^  Fail: (198) [user] is_delimiter('T')
   Call: (198) [system] ')'=='T'
   Fail: (198) [system] ')'=='T'
   Call: (198) [system] get_char((0x55fbb4538270), 'T')
   Exit: (198) [system] get_char((0x55fbb4538270), 'T')
   Call: (198) [system] 'T'=(\)
   Fail: (198) [system] 'T'=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _1851944)
   Call: (199) [system] peek_char((0x55fbb4538270), _1852878)
   Exit: (199) [system] peek_char((0x55fbb4538270), o)
^  Call: (199) [user] is_delimiter(o)
   Call: (200) [system] char_type(o, space)
   Fail: (200) [system] char_type(o, space)
   Call: (200) [system] arg(_1857598, v('(', ')', end_of_file), o)
   Fail: (200) [system] arg(_1858530, v('(', ')', end_of_file), o)
^  Fail: (199) [user] is_delimiter(o)
   Call: (199) [system] ')'==o
   Fail: (199) [system] ')'==o
   Call: (199) [system] get_char((0x55fbb4538270), o)
   Exit: (199) [system] get_char((0x55fbb4538270), o)
   Call: (199) [system] o=(\)
   Fail: (199) [system] o=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _1865880)
   Call: (200) [system] peek_char((0x55fbb4538270), _1866814)
   Exit: (200) [system] peek_char((0x55fbb4538270), 'R')
^  Call: (200) [user] is_delimiter('R')
   Call: (201) [system] char_type('R', space)
   Fail: (201) [system] char_type('R', space)
   Call: (201) [system] arg(_1871534, v('(', ')', end_of_file), 'R')
   Fail: (201) [system] arg(_1872466, v('(', ')', end_of_file), 'R')
^  Fail: (200) [user] is_delimiter('R')
   Call: (200) [system] ')'=='R'
   Fail: (200) [system] ')'=='R'
   Call: (200) [system] get_char((0x55fbb4538270), 'R')
   Exit: (200) [system] get_char((0x55fbb4538270), 'R')
   Call: (200) [system] 'R'=(\)
   Fail: (200) [system] 'R'=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _1879816)
   Call: (201) [system] peek_char((0x55fbb4538270), _1880750)
   Exit: (201) [system] peek_char((0x55fbb4538270), e)
^  Call: (201) [user] is_delimiter(e)
   Call: (202) [system] char_type(e, space)
   Fail: (202) [system] char_type(e, space)
   Call: (202) [system] arg(_1885470, v('(', ')', end_of_file), e)
   Fail: (202) [system] arg(_1886402, v('(', ')', end_of_file), e)
^  Fail: (201) [user] is_delimiter(e)
   Call: (201) [system] ')'==e
   Fail: (201) [system] ')'==e
   Call: (201) [system] get_char((0x55fbb4538270), e)
   Exit: (201) [system] get_char((0x55fbb4538270), e)
   Call: (201) [system] e=(\)
   Fail: (201) [system] e=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1893752)
   Call: (202) [system] peek_char((0x55fbb4538270), _1894686)
   Exit: (202) [system] peek_char((0x55fbb4538270), s)
^  Call: (202) [user] is_delimiter(s)
   Call: (203) [system] char_type(s, space)
   Fail: (203) [system] char_type(s, space)
   Call: (203) [system] arg(_1899406, v('(', ')', end_of_file), s)
   Fail: (203) [system] arg(_1900338, v('(', ')', end_of_file), s)
^  Fail: (202) [user] is_delimiter(s)
   Call: (202) [system] ')'==s
   Fail: (202) [system] ')'==s
   Call: (202) [system] get_char((0x55fbb4538270), s)
   Exit: (202) [system] get_char((0x55fbb4538270), s)
   Call: (202) [system] s=(\)
   Fail: (202) [system] s=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1907688)
   Call: (203) [system] peek_char((0x55fbb4538270), _1908622)
   Exit: (203) [system] peek_char((0x55fbb4538270), u)
^  Call: (203) [user] is_delimiter(u)
   Call: (204) [system] char_type(u, space)
   Fail: (204) [system] char_type(u, space)
   Call: (204) [system] arg(_1913342, v('(', ')', end_of_file), u)
   Fail: (204) [system] arg(_1914274, v('(', ')', end_of_file), u)
^  Fail: (203) [user] is_delimiter(u)
   Call: (203) [system] ')'==u
   Fail: (203) [system] ')'==u
   Call: (203) [system] get_char((0x55fbb4538270), u)
   Exit: (203) [system] get_char((0x55fbb4538270), u)
   Call: (203) [system] u=(\)
   Fail: (203) [system] u=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1921624)
   Call: (204) [system] peek_char((0x55fbb4538270), _1922558)
   Exit: (204) [system] peek_char((0x55fbb4538270), l)
^  Call: (204) [user] is_delimiter(l)
   Call: (205) [system] char_type(l, space)
   Fail: (205) [system] char_type(l, space)
   Call: (205) [system] arg(_1927278, v('(', ')', end_of_file), l)
   Fail: (205) [system] arg(_1928210, v('(', ')', end_of_file), l)
^  Fail: (204) [user] is_delimiter(l)
   Call: (204) [system] ')'==l
   Fail: (204) [system] ')'==l
   Call: (204) [system] get_char((0x55fbb4538270), l)
   Exit: (204) [system] get_char((0x55fbb4538270), l)
   Call: (204) [system] l=(\)
   Fail: (204) [system] l=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1935560)
   Call: (205) [system] peek_char((0x55fbb4538270), _1936494)
   Exit: (205) [system] peek_char((0x55fbb4538270), t)
^  Call: (205) [user] is_delimiter(t)
   Call: (206) [system] char_type(t, space)
   Fail: (206) [system] char_type(t, space)
   Call: (206) [system] arg(_1941214, v('(', ')', end_of_file), t)
   Fail: (206) [system] arg(_1942146, v('(', ')', end_of_file), t)
^  Fail: (205) [user] is_delimiter(t)
   Call: (205) [system] ')'==t
   Fail: (205) [system] ')'==t
   Call: (205) [system] get_char((0x55fbb4538270), t)
   Exit: (205) [system] get_char((0x55fbb4538270), t)
   Call: (205) [system] t=(\)
   Fail: (205) [system] t=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1949496)
   Call: (206) [system] peek_char((0x55fbb4538270), _1950430)
   Exit: (206) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (206) [user] is_delimiter(' ')
   Call: (207) [system] char_type(' ', space)
   Exit: (207) [system] char_type(' ', space)
^  Exit: (206) [user] is_delimiter(' ')
   Call: (206) [system] _1949496=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (205) [system] _1935560=[t]
   Exit: (205) [system] [t]=[t]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [t])
   Call: (204) [system] _1921624=[l, t]
   Exit: (204) [system] [l, t]=[l, t]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, t])
   Call: (203) [system] _1907688=[u, l, t]
   Exit: (203) [system] [u, l, t]=[u, l, t]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, l, t])
   Call: (202) [system] _1893752=[s, u, l, t]
   Exit: (202) [system] [s, u, l, t]=[s, u, l, t]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, u, l, t])
   Call: (201) [system] _1879816=[e, s, u, l, t]
   Exit: (201) [system] [e, s, u, l, t]=[e, s, u, l, t]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, s, u, l, t])
   Call: (200) [system] _1865880=['R', e, s, u, l, t]
   Exit: (200) [system] ['R', e, s, u, l, t]=['R', e, s, u, l, t]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), ['R', e, s, u, l, t])
   Call: (199) [system] _1851944=[o, 'R', e, s, u, l, t]
   Exit: (199) [system] [o, 'R', e, s, u, l, t]=[o, 'R', e, s, u, l, t]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, 'R', e, s, u, l, t])
   Call: (198) [system] _1838008=['T', o, 'R', e, s, u, l, t]
   Exit: (198) [system] ['T', o, 'R', e, s, u, l, t]=['T', o, 'R', e, s, u, l, t]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), ['T', o, 'R', e, s, u, l, t])
   Call: (197) [system] _1824072=[l, 'T', o, 'R', e, s, u, l, t]
   Exit: (197) [system] [l, 'T', o, 'R', e, s, u, l, t]=[l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, 'T', o, 'R', e, s, u, l, t])
   Call: (196) [system] _1810136=[a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (196) [system] [a, l, 'T', o, 'R', e, s, u, l, t]=[a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (195) [system] _1796200=[u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (195) [system] [u, a, l, 'T', o, 'R', e, s, u, l, t]=[u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (194) [system] _1782264=[q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (194) [system] [q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (193) [system] _1768328=['E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (193) [system] ['E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=['E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), ['E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (192) [system] _1754392=[t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (192) [system] [t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (191) [system] _1740456=[r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (191) [system] [r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (190) [system] _1726520=[e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (190) [system] [e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (189) [system] _1712584=[s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (189) [system] [s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (188) [system] _1698648=[s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (188) [system] [s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
^  Call: (187) [user] classify_and_convert_charseq([a, s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t], _1663138)
^  Call: (188) [user] classify_and_convert_charseq_([a, s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t], _2010006)
^  Call: (190) [system] setup_call_cleanup('$notrace'(_2010958, _2010960), once(user:catch(read_from_chars([a, s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t], _2010006), _2010940, fail)), '$restore_trace'(_2010958, _2010960))
^  Call: (191) [system] sig_atomic(system:'$notrace'(_2010958, _2010960))
^  Exit: (190) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t], assertEqualToResult), _2010940, fail)), system:'$restore_trace'(3, -1))
   Call: (189) [system] atomic(assertEqualToResult)
   Exit: (189) [system] atomic(assertEqualToResult)
^  Exit: (188) [user] classify_and_convert_charseq_([a, s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t], assertEqualToResult)
   Call: (188) [system] integer(assertEqualToResult)
   Fail: (188) [system] integer(assertEqualToResult)
   Call: (188) [system] _1663138=assertEqualToResult
   Exit: (188) [system] assertEqualToResult=assertEqualToResult
^  Exit: (187) [user] classify_and_convert_charseq([a, s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t], assertEqualToResult)
^  Exit: (186) [user] read_symbolic(')', (0x55fbb4538270), a, assertEqualToResult)
^  Exit: (185) [user] cont_sexpr(')', (0x55fbb4538270), assertEqualToResult)
^  Call: (185) [user] read_list(')', (0x55fbb4538270), _2023086)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _2024944)
   Exit: (187) [system] peek_char((0x55fbb4538270), ' ')
   Call: (187) [system] ' '=(;)
   Fail: (187) [system] ' '=(;)
   Call: (187) [system] ' '=(/)
   Fail: (187) [system] ' '=(/)
^  Call: (187) [user] is_like_space(' ')
   Call: (188) [system] char_type(' ', 'white')
   Exit: (188) [system] char_type(' ', 'white')
^  Exit: (187) [user] is_like_space(' ')
   Call: (187) [system] get_char((0x55fbb4538270), _2034538)
   Exit: (187) [system] get_char((0x55fbb4538270), ' ')
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _2037242)
   Exit: (188) [system] peek_char((0x55fbb4538270), '\n')
   Call: (188) [system] '\n'=(;)
   Fail: (188) [system] '\n'=(;)
   Call: (188) [system] '\n'=(/)
   Fail: (188) [system] '\n'=(/)
^  Call: (188) [user] is_like_space('\n')
   Call: (189) [system] char_type('\n', 'white')
   Fail: (189) [system] char_type('\n', 'white')
   Call: (189) [system] char_type('\n', end_of_line)
   Exit: (189) [system] char_type('\n', end_of_line)
^  Exit: (188) [user] is_like_space('\n')
   Call: (188) [system] get_char((0x55fbb4538270), _2048692)
   Exit: (188) [system] get_char((0x55fbb4538270), '\n')
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _2051396)
   Exit: (189) [system] peek_char((0x55fbb4538270), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
   Call: (189) [system] ' '=(/)
   Fail: (189) [system] ' '=(/)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55fbb4538270), _2060990)
   Exit: (189) [system] get_char((0x55fbb4538270), ' ')
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _2063694)
   Exit: (190) [system] peek_char((0x55fbb4538270), ' ')
   Call: (190) [system] ' '=(;)
   Fail: (190) [system] ' '=(;)
   Call: (190) [system] ' '=(/)
   Fail: (190) [system] ' '=(/)
^  Call: (190) [user] is_like_space(' ')
   Call: (191) [system] char_type(' ', 'white')
   Exit: (191) [system] char_type(' ', 'white')
^  Exit: (190) [user] is_like_space(' ')
   Call: (190) [system] get_char((0x55fbb4538270), _2073288)
   Exit: (190) [system] get_char((0x55fbb4538270), ' ')
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _2075992)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
   Call: (191) [system] '('=(/)
   Fail: (191) [system] '('=(/)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _2095698)
   Exit: (186) [system] peek_char((0x55fbb4538270), '(')
   Call: (186) [system] '('=')'
   Fail: (186) [system] '('=')'
   Call: (186) [system] '('=end_of_file
   Fail: (186) [system] '('=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55fbb4538270), _7832)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _9690)
   Exit: (188) [system] peek_char((0x55fbb4538270), '(')
   Call: (188) [system] '('=(;)
   Fail: (188) [system] '('=(;)
   Call: (188) [system] '('=(/)
   Fail: (188) [system] '('=(/)
^  Call: (188) [user] is_like_space('(')
   Call: (189) [system] char_type('(', 'white')
   Fail: (189) [system] char_type('(', 'white')
   Call: (189) [system] char_type('(', end_of_line)
   Fail: (189) [system] char_type('(', end_of_line)
   Call: (189) [system] char_type('(', space)
   Fail: (189) [system] char_type('(', space)
   Call: (189) [system] char_type('(', cntrl)
   Fail: (189) [system] char_type('(', cntrl)
^  Fail: (188) [user] is_like_space('(')
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] get_char((0x55fbb4538270), _25700)
   Exit: (187) [system] get_char((0x55fbb4538270), '(')
   Call: (187) [system] '('='('
   Exit: (187) [system] '('='('
^  Call: (187) [user] read_list(')', (0x55fbb4538270), _7832)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _31270)
   Exit: (189) [system] peek_char((0x55fbb4538270), s)
   Call: (189) [system] s=(;)
   Fail: (189) [system] s=(;)
   Call: (189) [system] s=(/)
   Fail: (189) [system] s=(/)
^  Call: (189) [user] is_like_space(s)
   Call: (190) [system] char_type(s, 'white')
   Fail: (190) [system] char_type(s, 'white')
   Call: (190) [system] char_type(s, end_of_line)
   Fail: (190) [system] char_type(s, end_of_line)
   Call: (190) [system] char_type(s, space)
   Fail: (190) [system] char_type(s, space)
   Call: (190) [system] char_type(s, cntrl)
   Fail: (190) [system] char_type(s, cntrl)
^  Fail: (189) [user] is_like_space(s)
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _47280)
   Exit: (188) [system] peek_char((0x55fbb4538270), s)
   Call: (188) [system] s=')'
   Fail: (188) [system] s=')'
   Call: (188) [system] s=end_of_file
   Fail: (188) [system] s=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55fbb4538270), _52850)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _54708)
   Exit: (190) [system] peek_char((0x55fbb4538270), s)
   Call: (190) [system] s=(;)
   Fail: (190) [system] s=(;)
   Call: (190) [system] s=(/)
   Fail: (190) [system] s=(/)
^  Call: (190) [user] is_like_space(s)
   Call: (191) [system] char_type(s, 'white')
   Fail: (191) [system] char_type(s, 'white')
   Call: (191) [system] char_type(s, end_of_line)
   Fail: (191) [system] char_type(s, end_of_line)
   Call: (191) [system] char_type(s, space)
   Fail: (191) [system] char_type(s, space)
   Call: (191) [system] char_type(s, cntrl)
   Fail: (191) [system] char_type(s, cntrl)
^  Fail: (190) [user] is_like_space(s)
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] get_char((0x55fbb4538270), _70718)
   Exit: (189) [system] get_char((0x55fbb4538270), s)
   Call: (189) [system] s='('
   Fail: (189) [system] s='('
   Call: (189) [system] s='['
   Fail: (189) [system] s='['
   Call: (189) [system] s='{'
   Fail: (189) [system] s='{'
   Call: (189) [system] s='"'
   Fail: (189) [system] s='"'
   Call: (189) [system] s=!
   Fail: (189) [system] s=!
   Call: (189) [system] s='\''
   Fail: (189) [system] s='\''
   Call: (189) [system] s='`'
   Fail: (189) [system] s='`'
   Call: (189) [system] s=end_of_file
   Fail: (189) [system] s=end_of_file
^  Call: (189) [user] read_symbolic(')', (0x55fbb4538270), s, _52850)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _88360)
   Call: (191) [system] peek_char((0x55fbb4538270), _89294)
   Exit: (191) [system] peek_char((0x55fbb4538270), y)
^  Call: (191) [user] is_delimiter(y)
   Call: (192) [system] char_type(y, space)
   Fail: (192) [system] char_type(y, space)
   Call: (192) [system] arg(_94014, v('(', ')', end_of_file), y)
   Fail: (192) [system] arg(_94946, v('(', ')', end_of_file), y)
^  Fail: (191) [user] is_delimiter(y)
   Call: (191) [system] ')'==y
   Fail: (191) [system] ')'==y
   Call: (191) [system] get_char((0x55fbb4538270), y)
   Exit: (191) [system] get_char((0x55fbb4538270), y)
   Call: (191) [system] y=(\)
   Fail: (191) [system] y=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _102296)
   Call: (192) [system] peek_char((0x55fbb4538270), _103230)
   Exit: (192) [system] peek_char((0x55fbb4538270), n)
^  Call: (192) [user] is_delimiter(n)
   Call: (193) [system] char_type(n, space)
   Fail: (193) [system] char_type(n, space)
   Call: (193) [system] arg(_107950, v('(', ')', end_of_file), n)
   Fail: (193) [system] arg(_108882, v('(', ')', end_of_file), n)
^  Fail: (192) [user] is_delimiter(n)
   Call: (192) [system] ')'==n
   Fail: (192) [system] ')'==n
   Call: (192) [system] get_char((0x55fbb4538270), n)
   Exit: (192) [system] get_char((0x55fbb4538270), n)
   Call: (192) [system] n=(\)
   Fail: (192) [system] n=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _116232)
   Call: (193) [system] peek_char((0x55fbb4538270), _117166)
   Exit: (193) [system] peek_char((0x55fbb4538270), t)
^  Call: (193) [user] is_delimiter(t)
   Call: (194) [system] char_type(t, space)
   Fail: (194) [system] char_type(t, space)
   Call: (194) [system] arg(_121886, v('(', ')', end_of_file), t)
   Fail: (194) [system] arg(_122818, v('(', ')', end_of_file), t)
^  Fail: (193) [user] is_delimiter(t)
   Call: (193) [system] ')'==t
   Fail: (193) [system] ')'==t
   Call: (193) [system] get_char((0x55fbb4538270), t)
   Exit: (193) [system] get_char((0x55fbb4538270), t)
   Call: (193) [system] t=(\)
   Fail: (193) [system] t=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _130168)
   Call: (194) [system] peek_char((0x55fbb4538270), _131102)
   Exit: (194) [system] peek_char((0x55fbb4538270), h)
^  Call: (194) [user] is_delimiter(h)
   Call: (195) [system] char_type(h, space)
   Fail: (195) [system] char_type(h, space)
   Call: (195) [system] arg(_135822, v('(', ')', end_of_file), h)
   Fail: (195) [system] arg(_136754, v('(', ')', end_of_file), h)
^  Fail: (194) [user] is_delimiter(h)
   Call: (194) [system] ')'==h
   Fail: (194) [system] ')'==h
   Call: (194) [system] get_char((0x55fbb4538270), h)
   Exit: (194) [system] get_char((0x55fbb4538270), h)
   Call: (194) [system] h=(\)
   Fail: (194) [system] h=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _144104)
   Call: (195) [system] peek_char((0x55fbb4538270), _145038)
   Exit: (195) [system] peek_char((0x55fbb4538270), e)
^  Call: (195) [user] is_delimiter(e)
   Call: (196) [system] char_type(e, space)
   Fail: (196) [system] char_type(e, space)
   Call: (196) [system] arg(_149758, v('(', ')', end_of_file), e)
   Fail: (196) [system] arg(_150690, v('(', ')', end_of_file), e)
^  Fail: (195) [user] is_delimiter(e)
   Call: (195) [system] ')'==e
   Fail: (195) [system] ')'==e
   Call: (195) [system] get_char((0x55fbb4538270), e)
   Exit: (195) [system] get_char((0x55fbb4538270), e)
   Call: (195) [system] e=(\)
   Fail: (195) [system] e=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _158040)
   Call: (196) [system] peek_char((0x55fbb4538270), _158974)
   Exit: (196) [system] peek_char((0x55fbb4538270), s)
^  Call: (196) [user] is_delimiter(s)
   Call: (197) [system] char_type(s, space)
   Fail: (197) [system] char_type(s, space)
   Call: (197) [system] arg(_163694, v('(', ')', end_of_file), s)
   Fail: (197) [system] arg(_164626, v('(', ')', end_of_file), s)
^  Fail: (196) [user] is_delimiter(s)
   Call: (196) [system] ')'==s
   Fail: (196) [system] ')'==s
   Call: (196) [system] get_char((0x55fbb4538270), s)
   Exit: (196) [system] get_char((0x55fbb4538270), s)
   Call: (196) [system] s=(\)
   Fail: (196) [system] s=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _171976)
   Call: (197) [system] peek_char((0x55fbb4538270), _172910)
   Exit: (197) [system] peek_char((0x55fbb4538270), i)
^  Call: (197) [user] is_delimiter(i)
   Call: (198) [system] char_type(i, space)
   Fail: (198) [system] char_type(i, space)
   Call: (198) [system] arg(_177630, v('(', ')', end_of_file), i)
   Fail: (198) [system] arg(_178562, v('(', ')', end_of_file), i)
^  Fail: (197) [user] is_delimiter(i)
   Call: (197) [system] ')'==i
   Fail: (197) [system] ')'==i
   Call: (197) [system] get_char((0x55fbb4538270), i)
   Exit: (197) [system] get_char((0x55fbb4538270), i)
   Call: (197) [system] i=(\)
   Fail: (197) [system] i=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _185912)
   Call: (198) [system] peek_char((0x55fbb4538270), _186846)
   Exit: (198) [system] peek_char((0x55fbb4538270), z)
^  Call: (198) [user] is_delimiter(z)
   Call: (199) [system] char_type(z, space)
   Fail: (199) [system] char_type(z, space)
   Call: (199) [system] arg(_191566, v('(', ')', end_of_file), z)
   Fail: (199) [system] arg(_192498, v('(', ')', end_of_file), z)
^  Fail: (198) [user] is_delimiter(z)
   Call: (198) [system] ')'==z
   Fail: (198) [system] ')'==z
   Call: (198) [system] get_char((0x55fbb4538270), z)
   Exit: (198) [system] get_char((0x55fbb4538270), z)
   Call: (198) [system] z=(\)
   Fail: (198) [system] z=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _199848)
   Call: (199) [system] peek_char((0x55fbb4538270), _200782)
   Exit: (199) [system] peek_char((0x55fbb4538270), e)
^  Call: (199) [user] is_delimiter(e)
   Call: (200) [system] char_type(e, space)
   Fail: (200) [system] char_type(e, space)
   Call: (200) [system] arg(_205502, v('(', ')', end_of_file), e)
   Fail: (200) [system] arg(_206434, v('(', ')', end_of_file), e)
^  Fail: (199) [user] is_delimiter(e)
   Call: (199) [system] ')'==e
   Fail: (199) [system] ')'==e
   Call: (199) [system] get_char((0x55fbb4538270), e)
   Exit: (199) [system] get_char((0x55fbb4538270), e)
   Call: (199) [system] e=(\)
   Fail: (199) [system] e=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _213784)
   Call: (200) [system] peek_char((0x55fbb4538270), _214718)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (200) [user] is_delimiter(' ')
   Call: (201) [system] char_type(' ', space)
   Exit: (201) [system] char_type(' ', space)
^  Exit: (200) [user] is_delimiter(' ')
   Call: (200) [system] _213784=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (199) [system] _199848=[e]
   Exit: (199) [system] [e]=[e]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (198) [system] _185912=[z, e]
   Exit: (198) [system] [z, e]=[z, e]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [z, e])
   Call: (197) [system] _171976=[i, z, e]
   Exit: (197) [system] [i, z, e]=[i, z, e]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, z, e])
   Call: (196) [system] _158040=[s, i, z, e]
   Exit: (196) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, i, z, e])
   Call: (195) [system] _144104=[e, s, i, z, e]
   Exit: (195) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, s, i, z, e])
   Call: (194) [system] _130168=[h, e, s, i, z, e]
   Exit: (194) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [h, e, s, i, z, e])
   Call: (193) [system] _116232=[t, h, e, s, i, z, e]
   Exit: (193) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, h, e, s, i, z, e])
   Call: (192) [system] _102296=[n, t, h, e, s, i, z, e]
   Exit: (192) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, h, e, s, i, z, e])
   Call: (191) [system] _88360=[y, n, t, h, e, s, i, z, e]
   Exit: (191) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [y, n, t, h, e, s, i, z, e])
^  Call: (190) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], _52850)
^  Call: (191) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], _249148)
^  Call: (193) [system] setup_call_cleanup('$notrace'(_250100, _250102), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _249148), _250082, fail)), '$restore_trace'(_250100, _250102))
^  Call: (194) [system] sig_atomic(system:'$notrace'(_250100, _250102))
^  Exit: (193) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _250082, fail)), system:'$restore_trace'(3, -1))
   Call: (192) [system] atomic(synthesize)
   Exit: (192) [system] atomic(synthesize)
^  Exit: (191) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], synthesize)
   Call: (191) [system] integer(synthesize)
   Fail: (191) [system] integer(synthesize)
   Call: (191) [system] _52850=synthesize
   Exit: (191) [system] synthesize=synthesize
^  Exit: (190) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (189) [user] read_symbolic(')', (0x55fbb4538270), s, synthesize)
^  Exit: (188) [user] cont_sexpr(')', (0x55fbb4538270), synthesize)
^  Call: (188) [user] read_list(')', (0x55fbb4538270), _262228)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _264086)
   Exit: (190) [system] peek_char((0x55fbb4538270), ' ')
   Call: (190) [system] ' '=(;)
   Fail: (190) [system] ' '=(;)
   Call: (190) [system] ' '=(/)
   Fail: (190) [system] ' '=(/)
^  Call: (190) [user] is_like_space(' ')
   Call: (191) [system] char_type(' ', 'white')
   Exit: (191) [system] char_type(' ', 'white')
^  Exit: (190) [user] is_like_space(' ')
   Call: (190) [system] get_char((0x55fbb4538270), _273680)
   Exit: (190) [system] get_char((0x55fbb4538270), ' ')
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _276384)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
   Call: (191) [system] '('=(/)
   Fail: (191) [system] '('=(/)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _293318)
   Exit: (189) [system] peek_char((0x55fbb4538270), '(')
   Call: (189) [system] '('=')'
   Fail: (189) [system] '('=')'
   Call: (189) [system] '('=end_of_file
   Fail: (189) [system] '('=end_of_file
^  Call: (189) [user] cont_sexpr(')', (0x55fbb4538270), _298888)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _300746)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
   Call: (191) [system] '('=(/)
   Fail: (191) [system] '('=(/)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] get_char((0x55fbb4538270), _316756)
   Exit: (190) [system] get_char((0x55fbb4538270), '(')
   Call: (190) [system] '('='('
   Exit: (190) [system] '('='('
^  Call: (190) [user] read_list(')', (0x55fbb4538270), _298888)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _322326)
   Exit: (192) [system] peek_char((0x55fbb4538270), :)
   Call: (192) [system] (:)=(;)
   Fail: (192) [system] (:)=(;)
   Call: (192) [system] (:)=(/)
   Fail: (192) [system] (:)=(/)
^  Call: (192) [user] is_like_space(:)
   Call: (193) [system] char_type(:, 'white')
   Fail: (193) [system] char_type(:, 'white')
   Call: (193) [system] char_type(:, end_of_line)
   Fail: (193) [system] char_type(:, end_of_line)
   Call: (193) [system] char_type(:, space)
   Fail: (193) [system] char_type(:, space)
   Call: (193) [system] char_type(:, cntrl)
   Fail: (193) [system] char_type(:, cntrl)
^  Fail: (192) [user] is_like_space(:)
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _338336)
   Exit: (191) [system] peek_char((0x55fbb4538270), :)
   Call: (191) [system] (:)=')'
   Fail: (191) [system] (:)=')'
   Call: (191) [system] (:)=end_of_file
   Fail: (191) [system] (:)=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55fbb4538270), _343906)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _345764)
   Exit: (193) [system] peek_char((0x55fbb4538270), :)
   Call: (193) [system] (:)=(;)
   Fail: (193) [system] (:)=(;)
   Call: (193) [system] (:)=(/)
   Fail: (193) [system] (:)=(/)
^  Call: (193) [user] is_like_space(:)
   Call: (194) [system] char_type(:, 'white')
   Fail: (194) [system] char_type(:, 'white')
   Call: (194) [system] char_type(:, end_of_line)
   Fail: (194) [system] char_type(:, end_of_line)
   Call: (194) [system] char_type(:, space)
   Fail: (194) [system] char_type(:, space)
   Call: (194) [system] char_type(:, cntrl)
   Fail: (194) [system] char_type(:, cntrl)
^  Fail: (193) [user] is_like_space(:)
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] get_char((0x55fbb4538270), _361774)
   Exit: (192) [system] get_char((0x55fbb4538270), :)
   Call: (192) [system] (:)='('
   Fail: (192) [system] (:)='('
   Call: (192) [system] (:)='['
   Fail: (192) [system] (:)='['
   Call: (192) [system] (:)='{'
   Fail: (192) [system] (:)='{'
   Call: (192) [system] (:)='"'
   Fail: (192) [system] (:)='"'
   Call: (192) [system] (:)=!
   Fail: (192) [system] (:)=!
   Call: (192) [system] (:)='\''
   Fail: (192) [system] (:)='\''
   Call: (192) [system] (:)='`'
   Fail: (192) [system] (:)='`'
   Call: (192) [system] (:)=end_of_file
   Fail: (192) [system] (:)=end_of_file
^  Call: (192) [user] read_symbolic(')', (0x55fbb4538270), :, _343906)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _379416)
   Call: (194) [system] peek_char((0x55fbb4538270), _380350)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _379416=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (193) [user] classify_and_convert_charseq([:], _343906)
^  Call: (194) [user] classify_and_convert_charseq_([:], _389634)
^  Call: (196) [system] setup_call_cleanup('$notrace'(_390586, _390588), once(user:catch(read_from_chars([:], _389634), _390568, fail)), '$restore_trace'(_390586, _390588))
^  Call: (197) [system] sig_atomic(system:'$notrace'(_390586, _390588))
^  Exit: (196) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _390568, fail)), system:'$restore_trace'(3, -1))
   Call: (195) [system] atomic(:)
   Exit: (195) [system] atomic(:)
^  Exit: (194) [user] classify_and_convert_charseq_([:], :)
   Call: (194) [system] integer(:)
   Fail: (194) [system] integer(:)
   Call: (194) [system] _343906=(:)
   Exit: (194) [system] (:)=(:)
^  Exit: (193) [user] classify_and_convert_charseq([:], :)
^  Exit: (192) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (191) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _402714)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _404572)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _414166)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _416870)
   Exit: (194) [system] peek_char((0x55fbb4538270), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
   Call: (194) [system] ($)=(/)
   Fail: (194) [system] ($)=(/)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _433804)
   Exit: (192) [system] peek_char((0x55fbb4538270), $)
   Call: (192) [system] ($)=')'
   Fail: (192) [system] ($)=')'
   Call: (192) [system] ($)=end_of_file
   Fail: (192) [system] ($)=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _439374)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _441232)
   Exit: (194) [system] peek_char((0x55fbb4538270), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
   Call: (194) [system] ($)=(/)
   Fail: (194) [system] ($)=(/)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _457242)
   Exit: (193) [system] get_char((0x55fbb4538270), $)
   Call: (193) [system] ($)='('
   Fail: (193) [system] ($)='('
   Call: (193) [system] ($)='['
   Fail: (193) [system] ($)='['
   Call: (193) [system] ($)='{'
   Fail: (193) [system] ($)='{'
   Call: (193) [system] ($)='"'
   Fail: (193) [system] ($)='"'
   Call: (193) [system] ($)=!
   Fail: (193) [system] ($)=!
   Call: (193) [system] ($)='\''
   Fail: (193) [system] ($)='\''
   Call: (193) [system] ($)='`'
   Fail: (193) [system] ($)='`'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55fbb4538270), $, _439374)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _474884)
   Call: (195) [system] peek_char((0x55fbb4538270), _475818)
   Exit: (195) [system] peek_char((0x55fbb4538270), t)
^  Call: (195) [user] is_delimiter(t)
   Call: (196) [system] char_type(t, space)
   Fail: (196) [system] char_type(t, space)
   Call: (196) [system] arg(_480538, v('(', ')', end_of_file), t)
   Fail: (196) [system] arg(_481470, v('(', ')', end_of_file), t)
^  Fail: (195) [user] is_delimiter(t)
   Call: (195) [system] ')'==t
   Fail: (195) [system] ')'==t
   Call: (195) [system] get_char((0x55fbb4538270), t)
   Exit: (195) [system] get_char((0x55fbb4538270), t)
   Call: (195) [system] t=(\)
   Fail: (195) [system] t=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _488820)
   Call: (196) [system] peek_char((0x55fbb4538270), _489754)
   Exit: (196) [system] peek_char((0x55fbb4538270), e)
^  Call: (196) [user] is_delimiter(e)
   Call: (197) [system] char_type(e, space)
   Fail: (197) [system] char_type(e, space)
   Call: (197) [system] arg(_494474, v('(', ')', end_of_file), e)
   Fail: (197) [system] arg(_495406, v('(', ')', end_of_file), e)
^  Fail: (196) [user] is_delimiter(e)
   Call: (196) [system] ')'==e
   Fail: (196) [system] ')'==e
   Call: (196) [system] get_char((0x55fbb4538270), e)
   Exit: (196) [system] get_char((0x55fbb4538270), e)
   Call: (196) [system] e=(\)
   Fail: (196) [system] e=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _502756)
   Call: (197) [system] peek_char((0x55fbb4538270), _503690)
   Exit: (197) [system] peek_char((0x55fbb4538270), r)
^  Call: (197) [user] is_delimiter(r)
   Call: (198) [system] char_type(r, space)
   Fail: (198) [system] char_type(r, space)
   Call: (198) [system] arg(_508410, v('(', ')', end_of_file), r)
   Fail: (198) [system] arg(_509342, v('(', ')', end_of_file), r)
^  Fail: (197) [user] is_delimiter(r)
   Call: (197) [system] ')'==r
   Fail: (197) [system] ')'==r
   Call: (197) [system] get_char((0x55fbb4538270), r)
   Exit: (197) [system] get_char((0x55fbb4538270), r)
   Call: (197) [system] r=(\)
   Fail: (197) [system] r=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _516692)
   Call: (198) [system] peek_char((0x55fbb4538270), _517626)
   Exit: (198) [system] peek_char((0x55fbb4538270), m)
^  Call: (198) [user] is_delimiter(m)
   Call: (199) [system] char_type(m, space)
   Fail: (199) [system] char_type(m, space)
   Call: (199) [system] arg(_522346, v('(', ')', end_of_file), m)
   Fail: (199) [system] arg(_523278, v('(', ')', end_of_file), m)
^  Fail: (198) [user] is_delimiter(m)
   Call: (198) [system] ')'==m
   Fail: (198) [system] ')'==m
   Call: (198) [system] get_char((0x55fbb4538270), m)
   Exit: (198) [system] get_char((0x55fbb4538270), m)
   Call: (198) [system] m=(\)
   Fail: (198) [system] m=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _530628)
   Call: (199) [system] peek_char((0x55fbb4538270), _531562)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (199) [user] is_delimiter(' ')
   Call: (200) [system] char_type(' ', space)
   Exit: (200) [system] char_type(' ', space)
^  Exit: (199) [user] is_delimiter(' ')
   Call: (199) [system] _530628=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (198) [system] _516692=[m]
   Exit: (198) [system] [m]=[m]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [m])
   Call: (197) [system] _502756=[r, m]
   Exit: (197) [system] [r, m]=[r, m]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, m])
   Call: (196) [system] _488820=[e, r, m]
   Exit: (196) [system] [e, r, m]=[e, r, m]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, r, m])
   Call: (195) [system] _474884=[t, e, r, m]
   Exit: (195) [system] [t, e, r, m]=[t, e, r, m]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, e, r, m])
^  Call: (194) [user] classify_and_convert_charseq([$, t, e, r, m], _439374)
^  Call: (195) [user] classify_and_convert_charseq_([$, t, e, r, m], _552022)
   Call: (196) [system] atom_chars(_552954, ['_', t, e, r, m])
   Exit: (196) [system] atom_chars('_term', ['_', t, e, r, m])
^  Exit: (195) [user] classify_and_convert_charseq_([$, t, e, r, m], _term)
   Call: (195) [system] integer(_term)
   Fail: (195) [system] integer(_term)
   Call: (195) [system] _439374=_term
   Exit: (195) [system] _term=_term
^  Exit: (194) [user] classify_and_convert_charseq([$, t, e, r, m], _term)
^  Exit: (193) [user] read_symbolic(')', (0x55fbb4538270), $, _term)
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), _term)
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _562246)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _564104)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
   Call: (194) [system] ' '=(/)
   Fail: (194) [system] ' '=(/)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55fbb4538270), _573698)
   Exit: (194) [system] get_char((0x55fbb4538270), ' ')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _576402)
   Exit: (195) [system] peek_char((0x55fbb4538270), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
   Call: (195) [system] ($)=(/)
   Fail: (195) [system] ($)=(/)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _593336)
   Exit: (193) [system] peek_char((0x55fbb4538270), $)
   Call: (193) [system] ($)=')'
   Fail: (193) [system] ($)=')'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _598906)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _600764)
   Exit: (195) [system] peek_char((0x55fbb4538270), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
   Call: (195) [system] ($)=(/)
   Fail: (195) [system] ($)=(/)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _616774)
   Exit: (194) [system] get_char((0x55fbb4538270), $)
   Call: (194) [system] ($)='('
   Fail: (194) [system] ($)='('
   Call: (194) [system] ($)='['
   Fail: (194) [system] ($)='['
   Call: (194) [system] ($)='{'
   Fail: (194) [system] ($)='{'
   Call: (194) [system] ($)='"'
   Fail: (194) [system] ($)='"'
   Call: (194) [system] ($)=!
   Fail: (194) [system] ($)=!
   Call: (194) [system] ($)='\''
   Fail: (194) [system] ($)='\''
   Call: (194) [system] ($)='`'
   Fail: (194) [system] ($)='`'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55fbb4538270), $, _598906)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _634416)
   Call: (196) [system] peek_char((0x55fbb4538270), _635350)
   Exit: (196) [system] peek_char((0x55fbb4538270), t)
^  Call: (196) [user] is_delimiter(t)
   Call: (197) [system] char_type(t, space)
   Fail: (197) [system] char_type(t, space)
   Call: (197) [system] arg(_640070, v('(', ')', end_of_file), t)
   Fail: (197) [system] arg(_641002, v('(', ')', end_of_file), t)
^  Fail: (196) [user] is_delimiter(t)
   Call: (196) [system] ')'==t
   Fail: (196) [system] ')'==t
   Call: (196) [system] get_char((0x55fbb4538270), t)
   Exit: (196) [system] get_char((0x55fbb4538270), t)
   Call: (196) [system] t=(\)
   Fail: (196) [system] t=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _648352)
   Call: (197) [system] peek_char((0x55fbb4538270), _649286)
   Exit: (197) [system] peek_char((0x55fbb4538270), y)
^  Call: (197) [user] is_delimiter(y)
   Call: (198) [system] char_type(y, space)
   Fail: (198) [system] char_type(y, space)
   Call: (198) [system] arg(_654006, v('(', ')', end_of_file), y)
   Fail: (198) [system] arg(_654938, v('(', ')', end_of_file), y)
^  Fail: (197) [user] is_delimiter(y)
   Call: (197) [system] ')'==y
   Fail: (197) [system] ')'==y
   Call: (197) [system] get_char((0x55fbb4538270), y)
   Exit: (197) [system] get_char((0x55fbb4538270), y)
   Call: (197) [system] y=(\)
   Fail: (197) [system] y=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _662288)
   Call: (198) [system] peek_char((0x55fbb4538270), _663222)
   Exit: (198) [system] peek_char((0x55fbb4538270), p)
^  Call: (198) [user] is_delimiter(p)
   Call: (199) [system] char_type(p, space)
   Fail: (199) [system] char_type(p, space)
   Call: (199) [system] arg(_667942, v('(', ')', end_of_file), p)
   Fail: (199) [system] arg(_668874, v('(', ')', end_of_file), p)
^  Fail: (198) [user] is_delimiter(p)
   Call: (198) [system] ')'==p
   Fail: (198) [system] ')'==p
   Call: (198) [system] get_char((0x55fbb4538270), p)
   Exit: (198) [system] get_char((0x55fbb4538270), p)
   Call: (198) [system] p=(\)
   Fail: (198) [system] p=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _676224)
   Call: (199) [system] peek_char((0x55fbb4538270), _677158)
   Exit: (199) [system] peek_char((0x55fbb4538270), e)
^  Call: (199) [user] is_delimiter(e)
   Call: (200) [system] char_type(e, space)
   Fail: (200) [system] char_type(e, space)
   Call: (200) [system] arg(_681878, v('(', ')', end_of_file), e)
   Fail: (200) [system] arg(_682810, v('(', ')', end_of_file), e)
^  Fail: (199) [user] is_delimiter(e)
   Call: (199) [system] ')'==e
   Fail: (199) [system] ')'==e
   Call: (199) [system] get_char((0x55fbb4538270), e)
   Exit: (199) [system] get_char((0x55fbb4538270), e)
   Call: (199) [system] e=(\)
   Fail: (199) [system] e=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _690160)
   Call: (200) [system] peek_char((0x55fbb4538270), _691094)
   Exit: (200) [system] peek_char((0x55fbb4538270), ')')
^  Call: (200) [user] is_delimiter(')')
   Call: (201) [system] char_type(')', space)
   Fail: (201) [system] char_type(')', space)
   Call: (201) [system] arg(_695814, v('(', ')', end_of_file), ')')
   Exit: (201) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (200) [user] is_delimiter(')')
   Call: (200) [system] _690160=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (199) [system] _676224=[e]
   Exit: (199) [system] [e]=[e]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (198) [system] _662288=[p, e]
   Exit: (198) [system] [p, e]=[p, e]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, e])
   Call: (197) [system] _648352=[y, p, e]
   Exit: (197) [system] [y, p, e]=[y, p, e]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [y, p, e])
   Call: (196) [system] _634416=[t, y, p, e]
   Exit: (196) [system] [t, y, p, e]=[t, y, p, e]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, y, p, e])
^  Call: (195) [user] classify_and_convert_charseq([$, t, y, p, e], _598906)
^  Call: (196) [user] classify_and_convert_charseq_([$, t, y, p, e], _713426)
   Call: (197) [system] atom_chars(_714358, ['_', t, y, p, e])
   Exit: (197) [system] atom_chars('_type', ['_', t, y, p, e])
^  Exit: (196) [user] classify_and_convert_charseq_([$, t, y, p, e], _type)
   Call: (196) [system] integer(_type)
   Fail: (196) [system] integer(_type)
   Call: (196) [system] _598906=_type
   Exit: (196) [system] _type=_type
^  Exit: (195) [user] classify_and_convert_charseq([$, t, y, p, e], _type)
^  Exit: (194) [user] read_symbolic(')', (0x55fbb4538270), $, _type)
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), _type)
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _723650)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _725508)
   Exit: (195) [system] peek_char((0x55fbb4538270), ')')
   Call: (195) [system] ')'=(;)
   Fail: (195) [system] ')'=(;)
   Call: (195) [system] ')'=(/)
   Fail: (195) [system] ')'=(/)
^  Call: (195) [user] is_like_space(')')
   Call: (196) [system] char_type(')', 'white')
   Fail: (196) [system] char_type(')', 'white')
   Call: (196) [system] char_type(')', end_of_line)
   Fail: (196) [system] char_type(')', end_of_line)
   Call: (196) [system] char_type(')', space)
   Fail: (196) [system] char_type(')', space)
   Call: (196) [system] char_type(')', cntrl)
   Fail: (196) [system] char_type(')', cntrl)
^  Fail: (195) [user] is_like_space(')')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _741518)
   Exit: (194) [system] peek_char((0x55fbb4538270), ')')
   Call: (194) [system] ')'=')'
   Exit: (194) [system] ')'=')'
   Call: (194) [system] get_char((0x55fbb4538270), _745308)
   Exit: (194) [system] get_char((0x55fbb4538270), ')')
   Call: (194) [system] _723650=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [])
   Call: (193) [system] _562246=[_type]
   Exit: (193) [system] [_type]=[_type]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [_type])
   Call: (192) [system] _402714=[_term, _type]
   Exit: (192) [system] [_term, _type]=[_term, _type]
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), [_term, _type])
   Call: (191) [system] _298888=[:, _term, _type]
   Exit: (191) [system] [:, _term, _type]=[:, _term, _type]
^  Exit: (190) [user] read_list(')', (0x55fbb4538270), [:, _term, _type])
^  Exit: (189) [user] cont_sexpr(')', (0x55fbb4538270), [:, _term, _type])
^  Call: (189) [user] read_list(')', (0x55fbb4538270), _759190)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _761048)
   Exit: (191) [system] peek_char((0x55fbb4538270), ' ')
   Call: (191) [system] ' '=(;)
   Fail: (191) [system] ' '=(;)
   Call: (191) [system] ' '=(/)
   Fail: (191) [system] ' '=(/)
^  Call: (191) [user] is_like_space(' ')
   Call: (192) [system] char_type(' ', 'white')
   Exit: (192) [system] char_type(' ', 'white')
^  Exit: (191) [user] is_like_space(' ')
   Call: (191) [system] get_char((0x55fbb4538270), _770642)
   Exit: (191) [system] get_char((0x55fbb4538270), ' ')
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _773346)
   Exit: (192) [system] peek_char((0x55fbb4538270), k)
   Call: (192) [system] k=(;)
   Fail: (192) [system] k=(;)
   Call: (192) [system] k=(/)
   Fail: (192) [system] k=(/)
^  Call: (192) [user] is_like_space(k)
   Call: (193) [system] char_type(k, 'white')
   Fail: (193) [system] char_type(k, 'white')
   Call: (193) [system] char_type(k, end_of_line)
   Fail: (193) [system] char_type(k, end_of_line)
   Call: (193) [system] char_type(k, space)
   Fail: (193) [system] char_type(k, space)
   Call: (193) [system] char_type(k, cntrl)
   Fail: (193) [system] char_type(k, cntrl)
^  Fail: (192) [user] is_like_space(k)
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _790280)
   Exit: (190) [system] peek_char((0x55fbb4538270), k)
   Call: (190) [system] k=')'
   Fail: (190) [system] k=')'
   Call: (190) [system] k=end_of_file
   Fail: (190) [system] k=end_of_file
^  Call: (190) [user] cont_sexpr(')', (0x55fbb4538270), _795850)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _797708)
   Exit: (192) [system] peek_char((0x55fbb4538270), k)
   Call: (192) [system] k=(;)
   Fail: (192) [system] k=(;)
   Call: (192) [system] k=(/)
   Fail: (192) [system] k=(/)
^  Call: (192) [user] is_like_space(k)
   Call: (193) [system] char_type(k, 'white')
   Fail: (193) [system] char_type(k, 'white')
   Call: (193) [system] char_type(k, end_of_line)
   Fail: (193) [system] char_type(k, end_of_line)
   Call: (193) [system] char_type(k, space)
   Fail: (193) [system] char_type(k, space)
   Call: (193) [system] char_type(k, cntrl)
   Fail: (193) [system] char_type(k, cntrl)
^  Fail: (192) [user] is_like_space(k)
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] get_char((0x55fbb4538270), _813718)
   Exit: (191) [system] get_char((0x55fbb4538270), k)
   Call: (191) [system] k='('
   Fail: (191) [system] k='('
   Call: (191) [system] k='['
   Fail: (191) [system] k='['
   Call: (191) [system] k='{'
   Fail: (191) [system] k='{'
   Call: (191) [system] k='"'
   Fail: (191) [system] k='"'
   Call: (191) [system] k=!
   Fail: (191) [system] k=!
   Call: (191) [system] k='\''
   Fail: (191) [system] k='\''
   Call: (191) [system] k='`'
   Fail: (191) [system] k='`'
   Call: (191) [system] k=end_of_file
   Fail: (191) [system] k=end_of_file
^  Call: (191) [user] read_symbolic(')', (0x55fbb4538270), k, _795850)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _831360)
   Call: (193) [system] peek_char((0x55fbb4538270), _832294)
   Exit: (193) [system] peek_char((0x55fbb4538270), b)
^  Call: (193) [user] is_delimiter(b)
   Call: (194) [system] char_type(b, space)
   Fail: (194) [system] char_type(b, space)
   Call: (194) [system] arg(_837014, v('(', ')', end_of_file), b)
   Fail: (194) [system] arg(_837946, v('(', ')', end_of_file), b)
^  Fail: (193) [user] is_delimiter(b)
   Call: (193) [system] ')'==b
   Fail: (193) [system] ')'==b
   Call: (193) [system] get_char((0x55fbb4538270), b)
   Exit: (193) [system] get_char((0x55fbb4538270), b)
   Call: (193) [system] b=(\)
   Fail: (193) [system] b=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _845296)
   Call: (194) [system] peek_char((0x55fbb4538270), _846230)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _845296=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (193) [system] _831360=[b]
   Exit: (193) [system] [b]=[b]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
^  Call: (192) [user] classify_and_convert_charseq([k, b], _795850)
^  Call: (193) [user] classify_and_convert_charseq_([k, b], _858308)
^  Call: (195) [system] setup_call_cleanup('$notrace'(_859260, _859262), once(user:catch(read_from_chars([k, b], _858308), _859242, fail)), '$restore_trace'(_859260, _859262))
^  Call: (196) [system] sig_atomic(system:'$notrace'(_859260, _859262))
^  Exit: (195) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([k, b], kb), _859242, fail)), system:'$restore_trace'(3, -1))
   Call: (194) [system] atomic(kb)
   Exit: (194) [system] atomic(kb)
^  Exit: (193) [user] classify_and_convert_charseq_([k, b], kb)
   Call: (193) [system] integer(kb)
   Fail: (193) [system] integer(kb)
   Call: (193) [system] _795850=kb
   Exit: (193) [system] kb=kb
^  Exit: (192) [user] classify_and_convert_charseq([k, b], kb)
^  Exit: (191) [user] read_symbolic(')', (0x55fbb4538270), k, kb)
^  Exit: (190) [user] cont_sexpr(')', (0x55fbb4538270), kb)
^  Call: (190) [user] read_list(')', (0x55fbb4538270), _871388)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _873246)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
   Call: (192) [system] ' '=(/)
   Fail: (192) [system] ' '=(/)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55fbb4538270), _882840)
   Exit: (192) [system] get_char((0x55fbb4538270), ' ')
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _885544)
   Exit: (193) [system] peek_char((0x55fbb4538270), r)
   Call: (193) [system] r=(;)
   Fail: (193) [system] r=(;)
   Call: (193) [system] r=(/)
   Fail: (193) [system] r=(/)
^  Call: (193) [user] is_like_space(r)
   Call: (194) [system] char_type(r, 'white')
   Fail: (194) [system] char_type(r, 'white')
   Call: (194) [system] char_type(r, end_of_line)
   Fail: (194) [system] char_type(r, end_of_line)
   Call: (194) [system] char_type(r, space)
   Fail: (194) [system] char_type(r, space)
   Call: (194) [system] char_type(r, cntrl)
   Fail: (194) [system] char_type(r, cntrl)
^  Fail: (193) [user] is_like_space(r)
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _902478)
   Exit: (191) [system] peek_char((0x55fbb4538270), r)
   Call: (191) [system] r=')'
   Fail: (191) [system] r=')'
   Call: (191) [system] r=end_of_file
   Fail: (191) [system] r=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55fbb4538270), _908048)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _909906)
   Exit: (193) [system] peek_char((0x55fbb4538270), r)
   Call: (193) [system] r=(;)
   Fail: (193) [system] r=(;)
   Call: (193) [system] r=(/)
   Fail: (193) [system] r=(/)
^  Call: (193) [user] is_like_space(r)
   Call: (194) [system] char_type(r, 'white')
   Fail: (194) [system] char_type(r, 'white')
   Call: (194) [system] char_type(r, end_of_line)
   Fail: (194) [system] char_type(r, end_of_line)
   Call: (194) [system] char_type(r, space)
   Fail: (194) [system] char_type(r, space)
   Call: (194) [system] char_type(r, cntrl)
   Fail: (194) [system] char_type(r, cntrl)
^  Fail: (193) [user] is_like_space(r)
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] get_char((0x55fbb4538270), _925916)
   Exit: (192) [system] get_char((0x55fbb4538270), r)
   Call: (192) [system] r='('
   Fail: (192) [system] r='('
   Call: (192) [system] r='['
   Fail: (192) [system] r='['
   Call: (192) [system] r='{'
   Fail: (192) [system] r='{'
   Call: (192) [system] r='"'
   Fail: (192) [system] r='"'
   Call: (192) [system] r=!
   Fail: (192) [system] r=!
   Call: (192) [system] r='\''
   Fail: (192) [system] r='\''
   Call: (192) [system] r='`'
   Fail: (192) [system] r='`'
   Call: (192) [system] r=end_of_file
   Fail: (192) [system] r=end_of_file
^  Call: (192) [user] read_symbolic(')', (0x55fbb4538270), r, _908048)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _943558)
   Call: (194) [system] peek_char((0x55fbb4538270), _944492)
   Exit: (194) [system] peek_char((0x55fbb4538270), b)
^  Call: (194) [user] is_delimiter(b)
   Call: (195) [system] char_type(b, space)
   Fail: (195) [system] char_type(b, space)
   Call: (195) [system] arg(_949212, v('(', ')', end_of_file), b)
   Fail: (195) [system] arg(_950144, v('(', ')', end_of_file), b)
^  Fail: (194) [user] is_delimiter(b)
   Call: (194) [system] ')'==b
   Fail: (194) [system] ')'==b
   Call: (194) [system] get_char((0x55fbb4538270), b)
   Exit: (194) [system] get_char((0x55fbb4538270), b)
   Call: (194) [system] b=(\)
   Fail: (194) [system] b=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _957494)
   Call: (195) [system] peek_char((0x55fbb4538270), _958428)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (195) [user] is_delimiter(' ')
   Call: (196) [system] char_type(' ', space)
   Exit: (196) [system] char_type(' ', space)
^  Exit: (195) [user] is_delimiter(' ')
   Call: (195) [system] _957494=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (194) [system] _943558=[b]
   Exit: (194) [system] [b]=[b]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
^  Call: (193) [user] classify_and_convert_charseq([r, b], _908048)
^  Call: (194) [user] classify_and_convert_charseq_([r, b], _970506)
^  Call: (196) [system] setup_call_cleanup('$notrace'(_971458, _971460), once(user:catch(read_from_chars([r, b], _970506), _971440, fail)), '$restore_trace'(_971458, _971460))
^  Call: (197) [system] sig_atomic(system:'$notrace'(_971458, _971460))
^  Exit: (196) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([r, b], rb), _971440, fail)), system:'$restore_trace'(3, -1))
   Call: (195) [system] atomic(rb)
   Exit: (195) [system] atomic(rb)
^  Exit: (194) [user] classify_and_convert_charseq_([r, b], rb)
   Call: (194) [system] integer(rb)
   Fail: (194) [system] integer(rb)
   Call: (194) [system] _908048=rb
   Exit: (194) [system] rb=rb
^  Exit: (193) [user] classify_and_convert_charseq([r, b], rb)
^  Exit: (192) [user] read_symbolic(')', (0x55fbb4538270), r, rb)
^  Exit: (191) [user] cont_sexpr(')', (0x55fbb4538270), rb)
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _983586)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _985444)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _995038)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _997742)
   Exit: (194) [system] peek_char((0x55fbb4538270), 'Z')
   Call: (194) [system] 'Z'=(;)
   Fail: (194) [system] 'Z'=(;)
   Call: (194) [system] 'Z'=(/)
   Fail: (194) [system] 'Z'=(/)
^  Call: (194) [user] is_like_space('Z')
   Call: (195) [system] char_type('Z', 'white')
   Fail: (195) [system] char_type('Z', 'white')
   Call: (195) [system] char_type('Z', end_of_line)
   Fail: (195) [system] char_type('Z', end_of_line)
   Call: (195) [system] char_type('Z', space)
   Fail: (195) [system] char_type('Z', space)
   Call: (195) [system] char_type('Z', cntrl)
   Fail: (195) [system] char_type('Z', cntrl)
^  Fail: (194) [user] is_like_space('Z')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1014676)
   Exit: (192) [system] peek_char((0x55fbb4538270), 'Z')
   Call: (192) [system] 'Z'=')'
   Fail: (192) [system] 'Z'=')'
   Call: (192) [system] 'Z'=end_of_file
   Fail: (192) [system] 'Z'=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _1020246)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1022104)
   Exit: (194) [system] peek_char((0x55fbb4538270), 'Z')
   Call: (194) [system] 'Z'=(;)
   Fail: (194) [system] 'Z'=(;)
   Call: (194) [system] 'Z'=(/)
   Fail: (194) [system] 'Z'=(/)
^  Call: (194) [user] is_like_space('Z')
   Call: (195) [system] char_type('Z', 'white')
   Fail: (195) [system] char_type('Z', 'white')
   Call: (195) [system] char_type('Z', end_of_line)
   Fail: (195) [system] char_type('Z', end_of_line)
   Call: (195) [system] char_type('Z', space)
   Fail: (195) [system] char_type('Z', space)
   Call: (195) [system] char_type('Z', cntrl)
   Fail: (195) [system] char_type('Z', cntrl)
^  Fail: (194) [user] is_like_space('Z')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _1038114)
   Exit: (193) [system] get_char((0x55fbb4538270), 'Z')
   Call: (193) [system] 'Z'='('
   Fail: (193) [system] 'Z'='('
   Call: (193) [system] 'Z'='['
   Fail: (193) [system] 'Z'='['
   Call: (193) [system] 'Z'='{'
   Fail: (193) [system] 'Z'='{'
   Call: (193) [system] 'Z'='"'
   Fail: (193) [system] 'Z'='"'
   Call: (193) [system] 'Z'=!
   Fail: (193) [system] 'Z'=!
   Call: (193) [system] 'Z'='\''
   Fail: (193) [system] 'Z'='\''
   Call: (193) [system] 'Z'='`'
   Fail: (193) [system] 'Z'='`'
   Call: (193) [system] 'Z'=end_of_file
   Fail: (193) [system] 'Z'=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55fbb4538270), 'Z', _1020246)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _1055756)
   Call: (195) [system] peek_char((0x55fbb4538270), _1056690)
   Exit: (195) [system] peek_char((0x55fbb4538270), ')')
^  Call: (195) [user] is_delimiter(')')
   Call: (196) [system] char_type(')', space)
   Fail: (196) [system] char_type(')', space)
   Call: (196) [system] arg(_1061410, v('(', ')', end_of_file), ')')
   Exit: (196) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (195) [user] is_delimiter(')')
   Call: (195) [system] _1055756=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (194) [user] classify_and_convert_charseq(['Z'], _1020246)
^  Call: (195) [user] classify_and_convert_charseq_(['Z'], _1067846)
^  Call: (197) [system] setup_call_cleanup('$notrace'(_1068798, _1068800), once(user:catch(read_from_chars(['Z'], _1067846), _1068780, fail)), '$restore_trace'(_1068798, _1068800))
^  Call: (198) [system] sig_atomic(system:'$notrace'(_1068798, _1068800))
^  Exit: (197) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['Z'], _1067846), _1068780, fail)), system:'$restore_trace'(3, -1))
   Call: (196) [system] atomic(_1067846)
   Fail: (196) [system] atomic(_1067846)
   Call: (196) [system] atom_chars(_1067846, ['Z'])
   Exit: (196) [system] atom_chars('Z', ['Z'])
^  Exit: (195) [user] classify_and_convert_charseq_(['Z'], 'Z')
   Call: (195) [system] integer('Z')
   Fail: (195) [system] integer('Z')
   Call: (195) [system] _1020246='Z'
   Exit: (195) [system] 'Z'='Z'
^  Exit: (194) [user] classify_and_convert_charseq(['Z'], 'Z')
^  Exit: (193) [user] read_symbolic(')', (0x55fbb4538270), 'Z', 'Z')
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), 'Z')
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _1082796)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1084654)
   Exit: (194) [system] peek_char((0x55fbb4538270), ')')
   Call: (194) [system] ')'=(;)
   Fail: (194) [system] ')'=(;)
   Call: (194) [system] ')'=(/)
   Fail: (194) [system] ')'=(/)
^  Call: (194) [user] is_like_space(')')
   Call: (195) [system] char_type(')', 'white')
   Fail: (195) [system] char_type(')', 'white')
   Call: (195) [system] char_type(')', end_of_line)
   Fail: (195) [system] char_type(')', end_of_line)
   Call: (195) [system] char_type(')', space)
   Fail: (195) [system] char_type(')', space)
   Call: (195) [system] char_type(')', cntrl)
   Fail: (195) [system] char_type(')', cntrl)
^  Fail: (194) [user] is_like_space(')')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1100664)
   Exit: (193) [system] peek_char((0x55fbb4538270), ')')
   Call: (193) [system] ')'=')'
   Exit: (193) [system] ')'=')'
   Call: (193) [system] get_char((0x55fbb4538270), _1104454)
   Exit: (193) [system] get_char((0x55fbb4538270), ')')
   Call: (193) [system] _1082796=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [])
   Call: (192) [system] _983586=['Z']
   Exit: (192) [system] ['Z']=['Z']
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), ['Z'])
   Call: (191) [system] _871388=[rb, 'Z']
   Exit: (191) [system] [rb, 'Z']=[rb, 'Z']
^  Exit: (190) [user] read_list(')', (0x55fbb4538270), [rb, 'Z'])
   Call: (190) [system] _759190=[kb, rb, 'Z']
   Exit: (190) [system] [kb, rb, 'Z']=[kb, rb, 'Z']
^  Exit: (189) [user] read_list(')', (0x55fbb4538270), [kb, rb, 'Z'])
   Call: (189) [system] _262228=[[:, _term, _type], kb, rb, 'Z']
   Exit: (189) [system] [[:, _term, _type], kb, rb, 'Z']=[[:, _term, _type], kb, rb, 'Z']
^  Exit: (188) [user] read_list(')', (0x55fbb4538270), [[:, _term, _type], kb, rb, 'Z'])
   Call: (188) [system] _7832=[synthesize, [:, _term, _type], kb, rb, 'Z']
   Exit: (188) [system] [synthesize, [:, _term, _type], kb, rb, 'Z']=[synthesize, [:, _term, _type], kb, rb, 'Z']
^  Exit: (187) [user] read_list(')', (0x55fbb4538270), [synthesize, [:, _term, _type], kb, rb, 'Z'])
^  Exit: (186) [user] cont_sexpr(')', (0x55fbb4538270), [synthesize, [:, _term, _type], kb, rb, 'Z'])
^  Call: (186) [user] read_list(')', (0x55fbb4538270), _1123924)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1125782)
   Exit: (188) [system] peek_char((0x55fbb4538270), '\n')
   Call: (188) [system] '\n'=(;)
   Fail: (188) [system] '\n'=(;)
   Call: (188) [system] '\n'=(/)
   Fail: (188) [system] '\n'=(/)
^  Call: (188) [user] is_like_space('\n')
   Call: (189) [system] char_type('\n', 'white')
   Fail: (189) [system] char_type('\n', 'white')
   Call: (189) [system] char_type('\n', end_of_line)
   Exit: (189) [system] char_type('\n', end_of_line)
^  Exit: (188) [user] is_like_space('\n')
   Call: (188) [system] get_char((0x55fbb4538270), _1137232)
   Exit: (188) [system] get_char((0x55fbb4538270), '\n')
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1139936)
   Exit: (189) [system] peek_char((0x55fbb4538270), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
   Call: (189) [system] ' '=(/)
   Fail: (189) [system] ' '=(/)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55fbb4538270), _1149530)
   Exit: (189) [system] get_char((0x55fbb4538270), ' ')
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1152234)
   Exit: (190) [system] peek_char((0x55fbb4538270), ' ')
   Call: (190) [system] ' '=(;)
   Fail: (190) [system] ' '=(;)
   Call: (190) [system] ' '=(/)
   Fail: (190) [system] ' '=(/)
^  Call: (190) [user] is_like_space(' ')
   Call: (191) [system] char_type(' ', 'white')
   Exit: (191) [system] char_type(' ', 'white')
^  Exit: (190) [user] is_like_space(' ')
   Call: (190) [system] get_char((0x55fbb4538270), _1161828)
   Exit: (190) [system] get_char((0x55fbb4538270), ' ')
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1164532)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
   Call: (191) [system] '('=(/)
   Fail: (191) [system] '('=(/)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _1183314)
   Exit: (187) [system] peek_char((0x55fbb4538270), '(')
   Call: (187) [system] '('=')'
   Fail: (187) [system] '('=')'
   Call: (187) [system] '('=end_of_file
   Fail: (187) [system] '('=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55fbb4538270), _1188884)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1190742)
   Exit: (189) [system] peek_char((0x55fbb4538270), '(')
   Call: (189) [system] '('=(;)
   Fail: (189) [system] '('=(;)
   Call: (189) [system] '('=(/)
   Fail: (189) [system] '('=(/)
^  Call: (189) [user] is_like_space('(')
   Call: (190) [system] char_type('(', 'white')
   Fail: (190) [system] char_type('(', 'white')
   Call: (190) [system] char_type('(', end_of_line)
   Fail: (190) [system] char_type('(', end_of_line)
   Call: (190) [system] char_type('(', space)
   Fail: (190) [system] char_type('(', space)
   Call: (190) [system] char_type('(', cntrl)
   Fail: (190) [system] char_type('(', cntrl)
^  Fail: (189) [user] is_like_space('(')
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] get_char((0x55fbb4538270), _1206752)
   Exit: (188) [system] get_char((0x55fbb4538270), '(')
   Call: (188) [system] '('='('
   Exit: (188) [system] '('='('
^  Call: (188) [user] read_list(')', (0x55fbb4538270), _1188884)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1212322)
   Exit: (190) [system] peek_char((0x55fbb4538270), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
   Call: (190) [system] '('=(/)
   Fail: (190) [system] '('=(/)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1228332)
   Exit: (189) [system] peek_char((0x55fbb4538270), '(')
   Call: (189) [system] '('=')'
   Fail: (189) [system] '('=')'
   Call: (189) [system] '('=end_of_file
   Fail: (189) [system] '('=end_of_file
^  Call: (189) [user] cont_sexpr(')', (0x55fbb4538270), _1233902)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1235760)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
   Call: (191) [system] '('=(/)
   Fail: (191) [system] '('=(/)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] get_char((0x55fbb4538270), _1251770)
   Exit: (190) [system] get_char((0x55fbb4538270), '(')
   Call: (190) [system] '('='('
   Exit: (190) [system] '('='('
^  Call: (190) [user] read_list(')', (0x55fbb4538270), _1233902)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1257340)
   Exit: (192) [system] peek_char((0x55fbb4538270), :)
   Call: (192) [system] (:)=(;)
   Fail: (192) [system] (:)=(;)
   Call: (192) [system] (:)=(/)
   Fail: (192) [system] (:)=(/)
^  Call: (192) [user] is_like_space(:)
   Call: (193) [system] char_type(:, 'white')
   Fail: (193) [system] char_type(:, 'white')
   Call: (193) [system] char_type(:, end_of_line)
   Fail: (193) [system] char_type(:, end_of_line)
   Call: (193) [system] char_type(:, space)
   Fail: (193) [system] char_type(:, space)
   Call: (193) [system] char_type(:, cntrl)
   Fail: (193) [system] char_type(:, cntrl)
^  Fail: (192) [user] is_like_space(:)
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1273350)
   Exit: (191) [system] peek_char((0x55fbb4538270), :)
   Call: (191) [system] (:)=')'
   Fail: (191) [system] (:)=')'
   Call: (191) [system] (:)=end_of_file
   Fail: (191) [system] (:)=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55fbb4538270), _1278920)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1280778)
   Exit: (193) [system] peek_char((0x55fbb4538270), :)
   Call: (193) [system] (:)=(;)
   Fail: (193) [system] (:)=(;)
   Call: (193) [system] (:)=(/)
   Fail: (193) [system] (:)=(/)
^  Call: (193) [user] is_like_space(:)
   Call: (194) [system] char_type(:, 'white')
   Fail: (194) [system] char_type(:, 'white')
   Call: (194) [system] char_type(:, end_of_line)
   Fail: (194) [system] char_type(:, end_of_line)
   Call: (194) [system] char_type(:, space)
   Fail: (194) [system] char_type(:, space)
   Call: (194) [system] char_type(:, cntrl)
   Fail: (194) [system] char_type(:, cntrl)
^  Fail: (193) [user] is_like_space(:)
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] get_char((0x55fbb4538270), _1296788)
   Exit: (192) [system] get_char((0x55fbb4538270), :)
   Call: (192) [system] (:)='('
   Fail: (192) [system] (:)='('
   Call: (192) [system] (:)='['
   Fail: (192) [system] (:)='['
   Call: (192) [system] (:)='{'
   Fail: (192) [system] (:)='{'
   Call: (192) [system] (:)='"'
   Fail: (192) [system] (:)='"'
   Call: (192) [system] (:)=!
   Fail: (192) [system] (:)=!
   Call: (192) [system] (:)='\''
   Fail: (192) [system] (:)='\''
   Call: (192) [system] (:)='`'
   Fail: (192) [system] (:)='`'
   Call: (192) [system] (:)=end_of_file
   Fail: (192) [system] (:)=end_of_file
^  Call: (192) [user] read_symbolic(')', (0x55fbb4538270), :, _1278920)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _1314430)
   Call: (194) [system] peek_char((0x55fbb4538270), _1315364)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _1314430=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (193) [user] classify_and_convert_charseq([:], _1278920)
^  Call: (194) [user] classify_and_convert_charseq_([:], _1324648)
^  Call: (196) [system] setup_call_cleanup('$notrace'(_1325600, _1325602), once(user:catch(read_from_chars([:], _1324648), _1325582, fail)), '$restore_trace'(_1325600, _1325602))
^  Call: (197) [system] sig_atomic(system:'$notrace'(_1325600, _1325602))
^  Exit: (196) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1325582, fail)), system:'$restore_trace'(3, -1))
   Call: (195) [system] atomic(:)
   Exit: (195) [system] atomic(:)
^  Exit: (194) [user] classify_and_convert_charseq_([:], :)
   Call: (194) [system] integer(:)
   Fail: (194) [system] integer(:)
   Call: (194) [system] _1278920=(:)
   Exit: (194) [system] (:)=(:)
^  Exit: (193) [user] classify_and_convert_charseq([:], :)
^  Exit: (192) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (191) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _1337728)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1339586)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _1349180)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1351884)
   Exit: (194) [system] peek_char((0x55fbb4538270), a)
   Call: (194) [system] a=(;)
   Fail: (194) [system] a=(;)
   Call: (194) [system] a=(/)
   Fail: (194) [system] a=(/)
^  Call: (194) [user] is_like_space(a)
   Call: (195) [system] char_type(a, 'white')
   Fail: (195) [system] char_type(a, 'white')
   Call: (195) [system] char_type(a, end_of_line)
   Fail: (195) [system] char_type(a, end_of_line)
   Call: (195) [system] char_type(a, space)
   Fail: (195) [system] char_type(a, space)
   Call: (195) [system] char_type(a, cntrl)
   Fail: (195) [system] char_type(a, cntrl)
^  Fail: (194) [user] is_like_space(a)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1368818)
   Exit: (192) [system] peek_char((0x55fbb4538270), a)
   Call: (192) [system] a=')'
   Fail: (192) [system] a=')'
   Call: (192) [system] a=end_of_file
   Fail: (192) [system] a=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _1374388)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1376246)
   Exit: (194) [system] peek_char((0x55fbb4538270), a)
   Call: (194) [system] a=(;)
   Fail: (194) [system] a=(;)
   Call: (194) [system] a=(/)
   Fail: (194) [system] a=(/)
^  Call: (194) [user] is_like_space(a)
   Call: (195) [system] char_type(a, 'white')
   Fail: (195) [system] char_type(a, 'white')
   Call: (195) [system] char_type(a, end_of_line)
   Fail: (195) [system] char_type(a, end_of_line)
   Call: (195) [system] char_type(a, space)
   Fail: (195) [system] char_type(a, space)
   Call: (195) [system] char_type(a, cntrl)
   Fail: (195) [system] char_type(a, cntrl)
^  Fail: (194) [user] is_like_space(a)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _1392256)
   Exit: (193) [system] get_char((0x55fbb4538270), a)
   Call: (193) [system] a='('
   Fail: (193) [system] a='('
   Call: (193) [system] a='['
   Fail: (193) [system] a='['
   Call: (193) [system] a='{'
   Fail: (193) [system] a='{'
   Call: (193) [system] a='"'
   Fail: (193) [system] a='"'
   Call: (193) [system] a=!
   Fail: (193) [system] a=!
   Call: (193) [system] a='\''
   Fail: (193) [system] a='\''
   Call: (193) [system] a='`'
   Fail: (193) [system] a='`'
   Call: (193) [system] a=end_of_file
   Fail: (193) [system] a=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55fbb4538270), a, _1374388)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _1409898)
   Call: (195) [system] peek_char((0x55fbb4538270), _1410832)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (195) [user] is_delimiter(' ')
   Call: (196) [system] char_type(' ', space)
   Exit: (196) [system] char_type(' ', space)
^  Exit: (195) [user] is_delimiter(' ')
   Call: (195) [system] _1409898=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (194) [user] classify_and_convert_charseq([a], _1374388)
^  Call: (195) [user] classify_and_convert_charseq_([a], _1420116)
^  Call: (197) [system] setup_call_cleanup('$notrace'(_1421068, _1421070), once(user:catch(read_from_chars([a], _1420116), _1421050, fail)), '$restore_trace'(_1421068, _1421070))
^  Call: (198) [system] sig_atomic(system:'$notrace'(_1421068, _1421070))
^  Exit: (197) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1421050, fail)), system:'$restore_trace'(3, -1))
   Call: (196) [system] atomic(a)
   Exit: (196) [system] atomic(a)
^  Exit: (195) [user] classify_and_convert_charseq_([a], a)
   Call: (195) [system] integer(a)
   Fail: (195) [system] integer(a)
   Call: (195) [system] _1374388=a
   Exit: (195) [system] a=a
^  Exit: (194) [user] classify_and_convert_charseq([a], a)
^  Exit: (193) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _1433196)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1435054)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
   Call: (194) [system] ' '=(/)
   Fail: (194) [system] ' '=(/)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55fbb4538270), _1444648)
   Exit: (194) [system] get_char((0x55fbb4538270), ' ')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1447352)
   Exit: (195) [system] peek_char((0x55fbb4538270), 'A')
   Call: (195) [system] 'A'=(;)
   Fail: (195) [system] 'A'=(;)
   Call: (195) [system] 'A'=(/)
   Fail: (195) [system] 'A'=(/)
^  Call: (195) [user] is_like_space('A')
   Call: (196) [system] char_type('A', 'white')
   Fail: (196) [system] char_type('A', 'white')
   Call: (196) [system] char_type('A', end_of_line)
   Fail: (196) [system] char_type('A', end_of_line)
   Call: (196) [system] char_type('A', space)
   Fail: (196) [system] char_type('A', space)
   Call: (196) [system] char_type('A', cntrl)
   Fail: (196) [system] char_type('A', cntrl)
^  Fail: (195) [user] is_like_space('A')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1464286)
   Exit: (193) [system] peek_char((0x55fbb4538270), 'A')
   Call: (193) [system] 'A'=')'
   Fail: (193) [system] 'A'=')'
   Call: (193) [system] 'A'=end_of_file
   Fail: (193) [system] 'A'=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _1469856)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1471714)
   Exit: (195) [system] peek_char((0x55fbb4538270), 'A')
   Call: (195) [system] 'A'=(;)
   Fail: (195) [system] 'A'=(;)
   Call: (195) [system] 'A'=(/)
   Fail: (195) [system] 'A'=(/)
^  Call: (195) [user] is_like_space('A')
   Call: (196) [system] char_type('A', 'white')
   Fail: (196) [system] char_type('A', 'white')
   Call: (196) [system] char_type('A', end_of_line)
   Fail: (196) [system] char_type('A', end_of_line)
   Call: (196) [system] char_type('A', space)
   Fail: (196) [system] char_type('A', space)
   Call: (196) [system] char_type('A', cntrl)
   Fail: (196) [system] char_type('A', cntrl)
^  Fail: (195) [user] is_like_space('A')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _1487724)
   Exit: (194) [system] get_char((0x55fbb4538270), 'A')
   Call: (194) [system] 'A'='('
   Fail: (194) [system] 'A'='('
   Call: (194) [system] 'A'='['
   Fail: (194) [system] 'A'='['
   Call: (194) [system] 'A'='{'
   Fail: (194) [system] 'A'='{'
   Call: (194) [system] 'A'='"'
   Fail: (194) [system] 'A'='"'
   Call: (194) [system] 'A'=!
   Fail: (194) [system] 'A'=!
   Call: (194) [system] 'A'='\''
   Fail: (194) [system] 'A'='\''
   Call: (194) [system] 'A'='`'
   Fail: (194) [system] 'A'='`'
   Call: (194) [system] 'A'=end_of_file
   Fail: (194) [system] 'A'=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1469856)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _1505366)
   Call: (196) [system] peek_char((0x55fbb4538270), _1506300)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
^  Call: (196) [user] is_delimiter(')')
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] arg(_1511020, v('(', ')', end_of_file), ')')
   Exit: (197) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (196) [user] is_delimiter(')')
   Call: (196) [system] _1505366=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (195) [user] classify_and_convert_charseq(['A'], _1469856)
^  Call: (196) [user] classify_and_convert_charseq_(['A'], _1517456)
^  Call: (198) [system] setup_call_cleanup('$notrace'(_1518408, _1518410), once(user:catch(read_from_chars(['A'], _1517456), _1518390, fail)), '$restore_trace'(_1518408, _1518410))
^  Call: (199) [system] sig_atomic(system:'$notrace'(_1518408, _1518410))
^  Exit: (198) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1517456), _1518390, fail)), system:'$restore_trace'(3, -1))
   Call: (197) [system] atomic(_1517456)
   Fail: (197) [system] atomic(_1517456)
   Call: (197) [system] atom_chars(_1517456, ['A'])
   Exit: (197) [system] atom_chars('A', ['A'])
^  Exit: (196) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (196) [system] integer('A')
   Fail: (196) [system] integer('A')
   Call: (196) [system] _1469856='A'
   Exit: (196) [system] 'A'='A'
^  Exit: (195) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (194) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _1532406)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1534264)
   Exit: (195) [system] peek_char((0x55fbb4538270), ')')
   Call: (195) [system] ')'=(;)
   Fail: (195) [system] ')'=(;)
   Call: (195) [system] ')'=(/)
   Fail: (195) [system] ')'=(/)
^  Call: (195) [user] is_like_space(')')
   Call: (196) [system] char_type(')', 'white')
   Fail: (196) [system] char_type(')', 'white')
   Call: (196) [system] char_type(')', end_of_line)
   Fail: (196) [system] char_type(')', end_of_line)
   Call: (196) [system] char_type(')', space)
   Fail: (196) [system] char_type(')', space)
   Call: (196) [system] char_type(')', cntrl)
   Fail: (196) [system] char_type(')', cntrl)
^  Fail: (195) [user] is_like_space(')')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1550274)
   Exit: (194) [system] peek_char((0x55fbb4538270), ')')
   Call: (194) [system] ')'=')'
   Exit: (194) [system] ')'=')'
   Call: (194) [system] get_char((0x55fbb4538270), _1554064)
   Exit: (194) [system] get_char((0x55fbb4538270), ')')
   Call: (194) [system] _1532406=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [])
   Call: (193) [system] _1433196=['A']
   Exit: (193) [system] ['A']=['A']
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), ['A'])
   Call: (192) [system] _1337728=[a, 'A']
   Exit: (192) [system] [a, 'A']=[a, 'A']
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), [a, 'A'])
   Call: (191) [system] _1233902=[:, a, 'A']
   Exit: (191) [system] [:, a, 'A']=[:, a, 'A']
^  Exit: (190) [user] read_list(')', (0x55fbb4538270), [:, a, 'A'])
^  Exit: (189) [user] cont_sexpr(')', (0x55fbb4538270), [:, a, 'A'])
^  Call: (189) [user] read_list(')', (0x55fbb4538270), _1567946)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1569804)
   Exit: (191) [system] peek_char((0x55fbb4538270), ' ')
   Call: (191) [system] ' '=(;)
   Fail: (191) [system] ' '=(;)
   Call: (191) [system] ' '=(/)
   Fail: (191) [system] ' '=(/)
^  Call: (191) [user] is_like_space(' ')
   Call: (192) [system] char_type(' ', 'white')
   Exit: (192) [system] char_type(' ', 'white')
^  Exit: (191) [user] is_like_space(' ')
   Call: (191) [system] get_char((0x55fbb4538270), _1579398)
   Exit: (191) [system] get_char((0x55fbb4538270), ' ')
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1582102)
   Exit: (192) [system] peek_char((0x55fbb4538270), '(')
   Call: (192) [system] '('=(;)
   Fail: (192) [system] '('=(;)
   Call: (192) [system] '('=(/)
   Fail: (192) [system] '('=(/)
^  Call: (192) [user] is_like_space('(')
   Call: (193) [system] char_type('(', 'white')
   Fail: (193) [system] char_type('(', 'white')
   Call: (193) [system] char_type('(', end_of_line)
   Fail: (193) [system] char_type('(', end_of_line)
   Call: (193) [system] char_type('(', space)
   Fail: (193) [system] char_type('(', space)
   Call: (193) [system] char_type('(', cntrl)
   Fail: (193) [system] char_type('(', cntrl)
^  Fail: (192) [user] is_like_space('(')
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1599036)
   Exit: (190) [system] peek_char((0x55fbb4538270), '(')
   Call: (190) [system] '('=')'
   Fail: (190) [system] '('=')'
   Call: (190) [system] '('=end_of_file
   Fail: (190) [system] '('=end_of_file
^  Call: (190) [user] cont_sexpr(')', (0x55fbb4538270), _1604606)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1606464)
   Exit: (192) [system] peek_char((0x55fbb4538270), '(')
   Call: (192) [system] '('=(;)
   Fail: (192) [system] '('=(;)
   Call: (192) [system] '('=(/)
   Fail: (192) [system] '('=(/)
^  Call: (192) [user] is_like_space('(')
   Call: (193) [system] char_type('(', 'white')
   Fail: (193) [system] char_type('(', 'white')
   Call: (193) [system] char_type('(', end_of_line)
   Fail: (193) [system] char_type('(', end_of_line)
   Call: (193) [system] char_type('(', space)
   Fail: (193) [system] char_type('(', space)
   Call: (193) [system] char_type('(', cntrl)
   Fail: (193) [system] char_type('(', cntrl)
^  Fail: (192) [user] is_like_space('(')
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] get_char((0x55fbb4538270), _1622474)
   Exit: (191) [system] get_char((0x55fbb4538270), '(')
   Call: (191) [system] '('='('
   Exit: (191) [system] '('='('
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _1604606)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1628044)
   Exit: (193) [system] peek_char((0x55fbb4538270), :)
   Call: (193) [system] (:)=(;)
   Fail: (193) [system] (:)=(;)
   Call: (193) [system] (:)=(/)
   Fail: (193) [system] (:)=(/)
^  Call: (193) [user] is_like_space(:)
   Call: (194) [system] char_type(:, 'white')
   Fail: (194) [system] char_type(:, 'white')
   Call: (194) [system] char_type(:, end_of_line)
   Fail: (194) [system] char_type(:, end_of_line)
   Call: (194) [system] char_type(:, space)
   Fail: (194) [system] char_type(:, space)
   Call: (194) [system] char_type(:, cntrl)
   Fail: (194) [system] char_type(:, cntrl)
^  Fail: (193) [user] is_like_space(:)
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1644054)
   Exit: (192) [system] peek_char((0x55fbb4538270), :)
   Call: (192) [system] (:)=')'
   Fail: (192) [system] (:)=')'
   Call: (192) [system] (:)=end_of_file
   Fail: (192) [system] (:)=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _1649624)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1651482)
   Exit: (194) [system] peek_char((0x55fbb4538270), :)
   Call: (194) [system] (:)=(;)
   Fail: (194) [system] (:)=(;)
   Call: (194) [system] (:)=(/)
   Fail: (194) [system] (:)=(/)
^  Call: (194) [user] is_like_space(:)
   Call: (195) [system] char_type(:, 'white')
   Fail: (195) [system] char_type(:, 'white')
   Call: (195) [system] char_type(:, end_of_line)
   Fail: (195) [system] char_type(:, end_of_line)
   Call: (195) [system] char_type(:, space)
   Fail: (195) [system] char_type(:, space)
   Call: (195) [system] char_type(:, cntrl)
   Fail: (195) [system] char_type(:, cntrl)
^  Fail: (194) [user] is_like_space(:)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _1667492)
   Exit: (193) [system] get_char((0x55fbb4538270), :)
   Call: (193) [system] (:)='('
   Fail: (193) [system] (:)='('
   Call: (193) [system] (:)='['
   Fail: (193) [system] (:)='['
   Call: (193) [system] (:)='{'
   Fail: (193) [system] (:)='{'
   Call: (193) [system] (:)='"'
   Fail: (193) [system] (:)='"'
   Call: (193) [system] (:)=!
   Fail: (193) [system] (:)=!
   Call: (193) [system] (:)='\''
   Fail: (193) [system] (:)='\''
   Call: (193) [system] (:)='`'
   Fail: (193) [system] (:)='`'
   Call: (193) [system] (:)=end_of_file
   Fail: (193) [system] (:)=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55fbb4538270), :, _1649624)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _1685134)
   Call: (195) [system] peek_char((0x55fbb4538270), _1686068)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (195) [user] is_delimiter(' ')
   Call: (196) [system] char_type(' ', space)
   Exit: (196) [system] char_type(' ', space)
^  Exit: (195) [user] is_delimiter(' ')
   Call: (195) [system] _1685134=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (194) [user] classify_and_convert_charseq([:], _1649624)
^  Call: (195) [user] classify_and_convert_charseq_([:], _1695352)
^  Call: (197) [system] setup_call_cleanup('$notrace'(_1696304, _1696306), once(user:catch(read_from_chars([:], _1695352), _1696286, fail)), '$restore_trace'(_1696304, _1696306))
^  Call: (198) [system] sig_atomic(system:'$notrace'(_1696304, _1696306))
^  Exit: (197) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1696286, fail)), system:'$restore_trace'(3, -1))
   Call: (196) [system] atomic(:)
   Exit: (196) [system] atomic(:)
^  Exit: (195) [user] classify_and_convert_charseq_([:], :)
   Call: (195) [system] integer(:)
   Fail: (195) [system] integer(:)
   Call: (195) [system] _1649624=(:)
   Exit: (195) [system] (:)=(:)
^  Exit: (194) [user] classify_and_convert_charseq([:], :)
^  Exit: (193) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _1708432)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1710290)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
   Call: (194) [system] ' '=(/)
   Fail: (194) [system] ' '=(/)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55fbb4538270), _1719884)
   Exit: (194) [system] get_char((0x55fbb4538270), ' ')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1722588)
   Exit: (195) [system] peek_char((0x55fbb4538270), a)
   Call: (195) [system] a=(;)
   Fail: (195) [system] a=(;)
   Call: (195) [system] a=(/)
   Fail: (195) [system] a=(/)
^  Call: (195) [user] is_like_space(a)
   Call: (196) [system] char_type(a, 'white')
   Fail: (196) [system] char_type(a, 'white')
   Call: (196) [system] char_type(a, end_of_line)
   Fail: (196) [system] char_type(a, end_of_line)
   Call: (196) [system] char_type(a, space)
   Fail: (196) [system] char_type(a, space)
   Call: (196) [system] char_type(a, cntrl)
   Fail: (196) [system] char_type(a, cntrl)
^  Fail: (195) [user] is_like_space(a)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1739522)
   Exit: (193) [system] peek_char((0x55fbb4538270), a)
   Call: (193) [system] a=')'
   Fail: (193) [system] a=')'
   Call: (193) [system] a=end_of_file
   Fail: (193) [system] a=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _1745092)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1746950)
   Exit: (195) [system] peek_char((0x55fbb4538270), a)
   Call: (195) [system] a=(;)
   Fail: (195) [system] a=(;)
   Call: (195) [system] a=(/)
   Fail: (195) [system] a=(/)
^  Call: (195) [user] is_like_space(a)
   Call: (196) [system] char_type(a, 'white')
   Fail: (196) [system] char_type(a, 'white')
   Call: (196) [system] char_type(a, end_of_line)
   Fail: (196) [system] char_type(a, end_of_line)
   Call: (196) [system] char_type(a, space)
   Fail: (196) [system] char_type(a, space)
   Call: (196) [system] char_type(a, cntrl)
   Fail: (196) [system] char_type(a, cntrl)
^  Fail: (195) [user] is_like_space(a)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _1762960)
   Exit: (194) [system] get_char((0x55fbb4538270), a)
   Call: (194) [system] a='('
   Fail: (194) [system] a='('
   Call: (194) [system] a='['
   Fail: (194) [system] a='['
   Call: (194) [system] a='{'
   Fail: (194) [system] a='{'
   Call: (194) [system] a='"'
   Fail: (194) [system] a='"'
   Call: (194) [system] a=!
   Fail: (194) [system] a=!
   Call: (194) [system] a='\''
   Fail: (194) [system] a='\''
   Call: (194) [system] a='`'
   Fail: (194) [system] a='`'
   Call: (194) [system] a=end_of_file
   Fail: (194) [system] a=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55fbb4538270), a, _1745092)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _1780602)
   Call: (196) [system] peek_char((0x55fbb4538270), _1781536)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (196) [user] is_delimiter(' ')
   Call: (197) [system] char_type(' ', space)
   Exit: (197) [system] char_type(' ', space)
^  Exit: (196) [user] is_delimiter(' ')
   Call: (196) [system] _1780602=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (195) [user] classify_and_convert_charseq([a], _1745092)
^  Call: (196) [user] classify_and_convert_charseq_([a], _1790820)
^  Call: (198) [system] setup_call_cleanup('$notrace'(_1791772, _1791774), once(user:catch(read_from_chars([a], _1790820), _1791754, fail)), '$restore_trace'(_1791772, _1791774))
^  Call: (199) [system] sig_atomic(system:'$notrace'(_1791772, _1791774))
^  Exit: (198) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1791754, fail)), system:'$restore_trace'(3, -1))
   Call: (197) [system] atomic(a)
   Exit: (197) [system] atomic(a)
^  Exit: (196) [user] classify_and_convert_charseq_([a], a)
   Call: (196) [system] integer(a)
   Fail: (196) [system] integer(a)
   Call: (196) [system] _1745092=a
   Exit: (196) [system] a=a
^  Exit: (195) [user] classify_and_convert_charseq([a], a)
^  Exit: (194) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _1803900)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1805758)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _1815352)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1818056)
   Exit: (196) [system] peek_char((0x55fbb4538270), 'B')
   Call: (196) [system] 'B'=(;)
   Fail: (196) [system] 'B'=(;)
   Call: (196) [system] 'B'=(/)
   Fail: (196) [system] 'B'=(/)
^  Call: (196) [user] is_like_space('B')
   Call: (197) [system] char_type('B', 'white')
   Fail: (197) [system] char_type('B', 'white')
   Call: (197) [system] char_type('B', end_of_line)
   Fail: (197) [system] char_type('B', end_of_line)
   Call: (197) [system] char_type('B', space)
   Fail: (197) [system] char_type('B', space)
   Call: (197) [system] char_type('B', cntrl)
   Fail: (197) [system] char_type('B', cntrl)
^  Fail: (196) [user] is_like_space('B')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1834990)
   Exit: (194) [system] peek_char((0x55fbb4538270), 'B')
   Call: (194) [system] 'B'=')'
   Fail: (194) [system] 'B'=')'
   Call: (194) [system] 'B'=end_of_file
   Fail: (194) [system] 'B'=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _1840560)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1842418)
   Exit: (196) [system] peek_char((0x55fbb4538270), 'B')
   Call: (196) [system] 'B'=(;)
   Fail: (196) [system] 'B'=(;)
   Call: (196) [system] 'B'=(/)
   Fail: (196) [system] 'B'=(/)
^  Call: (196) [user] is_like_space('B')
   Call: (197) [system] char_type('B', 'white')
   Fail: (197) [system] char_type('B', 'white')
   Call: (197) [system] char_type('B', end_of_line)
   Fail: (197) [system] char_type('B', end_of_line)
   Call: (197) [system] char_type('B', space)
   Fail: (197) [system] char_type('B', space)
   Call: (197) [system] char_type('B', cntrl)
   Fail: (197) [system] char_type('B', cntrl)
^  Fail: (196) [user] is_like_space('B')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _1858428)
   Exit: (195) [system] get_char((0x55fbb4538270), 'B')
   Call: (195) [system] 'B'='('
   Fail: (195) [system] 'B'='('
   Call: (195) [system] 'B'='['
   Fail: (195) [system] 'B'='['
   Call: (195) [system] 'B'='{'
   Fail: (195) [system] 'B'='{'
   Call: (195) [system] 'B'='"'
   Fail: (195) [system] 'B'='"'
   Call: (195) [system] 'B'=!
   Fail: (195) [system] 'B'=!
   Call: (195) [system] 'B'='\''
   Fail: (195) [system] 'B'='\''
   Call: (195) [system] 'B'='`'
   Fail: (195) [system] 'B'='`'
   Call: (195) [system] 'B'=end_of_file
   Fail: (195) [system] 'B'=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55fbb4538270), 'B', _1840560)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _1876070)
   Call: (197) [system] peek_char((0x55fbb4538270), _1877004)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
^  Call: (197) [user] is_delimiter(')')
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] arg(_1881724, v('(', ')', end_of_file), ')')
   Exit: (198) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (197) [user] is_delimiter(')')
   Call: (197) [system] _1876070=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (196) [user] classify_and_convert_charseq(['B'], _1840560)
^  Call: (197) [user] classify_and_convert_charseq_(['B'], _1888160)
^  Call: (199) [system] setup_call_cleanup('$notrace'(_1889112, _1889114), once(user:catch(read_from_chars(['B'], _1888160), _1889094, fail)), '$restore_trace'(_1889112, _1889114))
^  Call: (200) [system] sig_atomic(system:'$notrace'(_1889112, _1889114))
^  Exit: (199) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1888160), _1889094, fail)), system:'$restore_trace'(3, -1))
   Call: (198) [system] atomic(_1888160)
   Fail: (198) [system] atomic(_1888160)
   Call: (198) [system] atom_chars(_1888160, ['B'])
   Exit: (198) [system] atom_chars('B', ['B'])
^  Exit: (197) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (197) [system] integer('B')
   Fail: (197) [system] integer('B')
   Call: (197) [system] _1840560='B'
   Exit: (197) [system] 'B'='B'
^  Exit: (196) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (195) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _1903110)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1904968)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
   Call: (196) [system] ')'=(;)
   Fail: (196) [system] ')'=(;)
   Call: (196) [system] ')'=(/)
   Fail: (196) [system] ')'=(/)
^  Call: (196) [user] is_like_space(')')
   Call: (197) [system] char_type(')', 'white')
   Fail: (197) [system] char_type(')', 'white')
   Call: (197) [system] char_type(')', end_of_line)
   Fail: (197) [system] char_type(')', end_of_line)
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] char_type(')', cntrl)
   Fail: (197) [system] char_type(')', cntrl)
^  Fail: (196) [user] is_like_space(')')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1920978)
   Exit: (195) [system] peek_char((0x55fbb4538270), ')')
   Call: (195) [system] ')'=')'
   Exit: (195) [system] ')'=')'
   Call: (195) [system] get_char((0x55fbb4538270), _1924768)
   Exit: (195) [system] get_char((0x55fbb4538270), ')')
   Call: (195) [system] _1903110=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [])
   Call: (194) [system] _1803900=['B']
   Exit: (194) [system] ['B']=['B']
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (193) [system] _1708432=[a, 'B']
   Exit: (193) [system] [a, 'B']=[a, 'B']
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [a, 'B'])
   Call: (192) [system] _1604606=[:, a, 'B']
   Exit: (192) [system] [:, a, 'B']=[:, a, 'B']
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), [:, a, 'B'])
^  Exit: (190) [user] cont_sexpr(')', (0x55fbb4538270), [:, a, 'B'])
^  Call: (190) [user] read_list(')', (0x55fbb4538270), _1938650)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1940508)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
   Call: (192) [system] ' '=(/)
   Fail: (192) [system] ' '=(/)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55fbb4538270), _1950102)
   Exit: (192) [system] get_char((0x55fbb4538270), ' ')
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1952806)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
   Call: (193) [system] '('=(/)
   Fail: (193) [system] '('=(/)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1969740)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=')'
   Fail: (191) [system] '('=')'
   Call: (191) [system] '('=end_of_file
   Fail: (191) [system] '('=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55fbb4538270), _1975310)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1977168)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
   Call: (193) [system] '('=(/)
   Fail: (193) [system] '('=(/)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] get_char((0x55fbb4538270), _1993178)
   Exit: (192) [system] get_char((0x55fbb4538270), '(')
   Call: (192) [system] '('='('
   Exit: (192) [system] '('='('
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _1975310)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1998748)
   Exit: (194) [system] peek_char((0x55fbb4538270), :)
   Call: (194) [system] (:)=(;)
   Fail: (194) [system] (:)=(;)
   Call: (194) [system] (:)=(/)
   Fail: (194) [system] (:)=(/)
^  Call: (194) [user] is_like_space(:)
   Call: (195) [system] char_type(:, 'white')
   Fail: (195) [system] char_type(:, 'white')
   Call: (195) [system] char_type(:, end_of_line)
   Fail: (195) [system] char_type(:, end_of_line)
   Call: (195) [system] char_type(:, space)
   Fail: (195) [system] char_type(:, space)
   Call: (195) [system] char_type(:, cntrl)
   Fail: (195) [system] char_type(:, cntrl)
^  Fail: (194) [user] is_like_space(:)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _2014758)
   Exit: (193) [system] peek_char((0x55fbb4538270), :)
   Call: (193) [system] (:)=')'
   Fail: (193) [system] (:)=')'
   Call: (193) [system] (:)=end_of_file
   Fail: (193) [system] (:)=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _2020328)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _2022186)
   Exit: (195) [system] peek_char((0x55fbb4538270), :)
   Call: (195) [system] (:)=(;)
   Fail: (195) [system] (:)=(;)
   Call: (195) [system] (:)=(/)
   Fail: (195) [system] (:)=(/)
^  Call: (195) [user] is_like_space(:)
   Call: (196) [system] char_type(:, 'white')
   Fail: (196) [system] char_type(:, 'white')
   Call: (196) [system] char_type(:, end_of_line)
   Fail: (196) [system] char_type(:, end_of_line)
   Call: (196) [system] char_type(:, space)
   Fail: (196) [system] char_type(:, space)
   Call: (196) [system] char_type(:, cntrl)
   Fail: (196) [system] char_type(:, cntrl)
^  Fail: (195) [user] is_like_space(:)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _2038196)
   Exit: (194) [system] get_char((0x55fbb4538270), :)
   Call: (194) [system] (:)='('
   Fail: (194) [system] (:)='('
   Call: (194) [system] (:)='['
   Fail: (194) [system] (:)='['
   Call: (194) [system] (:)='{'
   Fail: (194) [system] (:)='{'
   Call: (194) [system] (:)='"'
   Fail: (194) [system] (:)='"'
   Call: (194) [system] (:)=!
   Fail: (194) [system] (:)=!
   Call: (194) [system] (:)='\''
   Fail: (194) [system] (:)='\''
   Call: (194) [system] (:)='`'
   Fail: (194) [system] (:)='`'
   Call: (194) [system] (:)=end_of_file
   Fail: (194) [system] (:)=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55fbb4538270), :, _2020328)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _2055838)
   Call: (196) [system] peek_char((0x55fbb4538270), _2056772)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (196) [user] is_delimiter(' ')
   Call: (197) [system] char_type(' ', space)
   Exit: (197) [system] char_type(' ', space)
^  Exit: (196) [user] is_delimiter(' ')
   Call: (196) [system] _2055838=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (195) [user] classify_and_convert_charseq([:], _2020328)
^  Call: (196) [user] classify_and_convert_charseq_([:], _2066056)
^  Call: (198) [system] setup_call_cleanup('$notrace'(_2067008, _2067010), once(user:catch(read_from_chars([:], _2066056), _2066990, fail)), '$restore_trace'(_2067008, _2067010))
^  Call: (199) [system] sig_atomic(system:'$notrace'(_2067008, _2067010))
^  Exit: (198) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _2066990, fail)), system:'$restore_trace'(3, -1))
   Call: (197) [system] atomic(:)
   Exit: (197) [system] atomic(:)
^  Exit: (196) [user] classify_and_convert_charseq_([:], :)
   Call: (196) [system] integer(:)
   Fail: (196) [system] integer(:)
   Call: (196) [system] _2020328=(:)
   Exit: (196) [system] (:)=(:)
^  Exit: (195) [user] classify_and_convert_charseq([:], :)
^  Exit: (194) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _2079136)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _2080994)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _2090588)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _2093292)
   Exit: (196) [system] peek_char((0x55fbb4538270), a)
   Call: (196) [system] a=(;)
   Fail: (196) [system] a=(;)
   Call: (196) [system] a=(/)
   Fail: (196) [system] a=(/)
^  Call: (196) [user] is_like_space(a)
   Call: (197) [system] char_type(a, 'white')
   Fail: (197) [system] char_type(a, 'white')
   Call: (197) [system] char_type(a, end_of_line)
   Fail: (197) [system] char_type(a, end_of_line)
   Call: (197) [system] char_type(a, space)
   Fail: (197) [system] char_type(a, space)
   Call: (197) [system] char_type(a, cntrl)
   Fail: (197) [system] char_type(a, cntrl)
^  Fail: (196) [user] is_like_space(a)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _16694)
   Exit: (194) [system] peek_char((0x55fbb4538270), a)
   Call: (194) [system] a=')'
   Fail: (194) [system] a=')'
   Call: (194) [system] a=end_of_file
   Fail: (194) [system] a=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _22264)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _24122)
   Exit: (196) [system] peek_char((0x55fbb4538270), a)
   Call: (196) [system] a=(;)
   Fail: (196) [system] a=(;)
   Call: (196) [system] a=(/)
   Fail: (196) [system] a=(/)
^  Call: (196) [user] is_like_space(a)
   Call: (197) [system] char_type(a, 'white')
   Fail: (197) [system] char_type(a, 'white')
   Call: (197) [system] char_type(a, end_of_line)
   Fail: (197) [system] char_type(a, end_of_line)
   Call: (197) [system] char_type(a, space)
   Fail: (197) [system] char_type(a, space)
   Call: (197) [system] char_type(a, cntrl)
   Fail: (197) [system] char_type(a, cntrl)
^  Fail: (196) [user] is_like_space(a)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _40132)
   Exit: (195) [system] get_char((0x55fbb4538270), a)
   Call: (195) [system] a='('
   Fail: (195) [system] a='('
   Call: (195) [system] a='['
   Fail: (195) [system] a='['
   Call: (195) [system] a='{'
   Fail: (195) [system] a='{'
   Call: (195) [system] a='"'
   Fail: (195) [system] a='"'
   Call: (195) [system] a=!
   Fail: (195) [system] a=!
   Call: (195) [system] a='\''
   Fail: (195) [system] a='\''
   Call: (195) [system] a='`'
   Fail: (195) [system] a='`'
   Call: (195) [system] a=end_of_file
   Fail: (195) [system] a=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55fbb4538270), a, _22264)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _57774)
   Call: (197) [system] peek_char((0x55fbb4538270), _58708)
   Exit: (197) [system] peek_char((0x55fbb4538270), b)
^  Call: (197) [user] is_delimiter(b)
   Call: (198) [system] char_type(b, space)
   Fail: (198) [system] char_type(b, space)
   Call: (198) [system] arg(_63428, v('(', ')', end_of_file), b)
   Fail: (198) [system] arg(_64360, v('(', ')', end_of_file), b)
^  Fail: (197) [user] is_delimiter(b)
   Call: (197) [system] ')'==b
   Fail: (197) [system] ')'==b
   Call: (197) [system] get_char((0x55fbb4538270), b)
   Exit: (197) [system] get_char((0x55fbb4538270), b)
   Call: (197) [system] b=(\)
   Fail: (197) [system] b=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _71710)
   Call: (198) [system] peek_char((0x55fbb4538270), _72644)
   Exit: (198) [system] peek_char((0x55fbb4538270), c)
^  Call: (198) [user] is_delimiter(c)
   Call: (199) [system] char_type(c, space)
   Fail: (199) [system] char_type(c, space)
   Call: (199) [system] arg(_77364, v('(', ')', end_of_file), c)
   Fail: (199) [system] arg(_78296, v('(', ')', end_of_file), c)
^  Fail: (198) [user] is_delimiter(c)
   Call: (198) [system] ')'==c
   Fail: (198) [system] ')'==c
   Call: (198) [system] get_char((0x55fbb4538270), c)
   Exit: (198) [system] get_char((0x55fbb4538270), c)
   Call: (198) [system] c=(\)
   Fail: (198) [system] c=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _85646)
   Call: (199) [system] peek_char((0x55fbb4538270), _86580)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (199) [user] is_delimiter(' ')
   Call: (200) [system] char_type(' ', space)
   Exit: (200) [system] char_type(' ', space)
^  Exit: (199) [user] is_delimiter(' ')
   Call: (199) [system] _85646=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (198) [system] _71710=[c]
   Exit: (198) [system] [c]=[c]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [c])
   Call: (197) [system] _57774=[b, c]
   Exit: (197) [system] [b, c]=[b, c]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [b, c])
^  Call: (196) [user] classify_and_convert_charseq([a, b, c], _22264)
^  Call: (197) [user] classify_and_convert_charseq_([a, b, c], _101452)
^  Call: (199) [system] setup_call_cleanup('$notrace'(_102404, _102406), once(user:catch(read_from_chars([a, b, c], _101452), _102386, fail)), '$restore_trace'(_102404, _102406))
^  Call: (200) [system] sig_atomic(system:'$notrace'(_102404, _102406))
^  Exit: (199) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _102386, fail)), system:'$restore_trace'(3, -1))
   Call: (198) [system] atomic(abc)
   Exit: (198) [system] atomic(abc)
^  Exit: (197) [user] classify_and_convert_charseq_([a, b, c], abc)
   Call: (197) [system] integer(abc)
   Fail: (197) [system] integer(abc)
   Call: (197) [system] _22264=abc
   Exit: (197) [system] abc=abc
^  Exit: (196) [user] classify_and_convert_charseq([a, b, c], abc)
^  Exit: (195) [user] read_symbolic(')', (0x55fbb4538270), a, abc)
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), abc)
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _114532)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _116390)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _125984)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _128688)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
   Call: (197) [system] '('=(/)
   Fail: (197) [system] '('=(/)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _145622)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=')'
   Fail: (195) [system] '('=')'
   Call: (195) [system] '('=end_of_file
   Fail: (195) [system] '('=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _151192)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _153050)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
   Call: (197) [system] '('=(/)
   Fail: (197) [system] '('=(/)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _169060)
   Exit: (196) [system] get_char((0x55fbb4538270), '(')
   Call: (196) [system] '('='('
   Exit: (196) [system] '('='('
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _151192)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _174630)
   Exit: (198) [system] peek_char((0x55fbb4538270), 'I')
   Call: (198) [system] 'I'=(;)
   Fail: (198) [system] 'I'=(;)
   Call: (198) [system] 'I'=(/)
   Fail: (198) [system] 'I'=(/)
^  Call: (198) [user] is_like_space('I')
   Call: (199) [system] char_type('I', 'white')
   Fail: (199) [system] char_type('I', 'white')
   Call: (199) [system] char_type('I', end_of_line)
   Fail: (199) [system] char_type('I', end_of_line)
   Call: (199) [system] char_type('I', space)
   Fail: (199) [system] char_type('I', space)
   Call: (199) [system] char_type('I', cntrl)
   Fail: (199) [system] char_type('I', cntrl)
^  Fail: (198) [user] is_like_space('I')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _190640)
   Exit: (197) [system] peek_char((0x55fbb4538270), 'I')
   Call: (197) [system] 'I'=')'
   Fail: (197) [system] 'I'=')'
   Call: (197) [system] 'I'=end_of_file
   Fail: (197) [system] 'I'=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _196210)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _198068)
   Exit: (199) [system] peek_char((0x55fbb4538270), 'I')
   Call: (199) [system] 'I'=(;)
   Fail: (199) [system] 'I'=(;)
   Call: (199) [system] 'I'=(/)
   Fail: (199) [system] 'I'=(/)
^  Call: (199) [user] is_like_space('I')
   Call: (200) [system] char_type('I', 'white')
   Fail: (200) [system] char_type('I', 'white')
   Call: (200) [system] char_type('I', end_of_line)
   Fail: (200) [system] char_type('I', end_of_line)
   Call: (200) [system] char_type('I', space)
   Fail: (200) [system] char_type('I', space)
   Call: (200) [system] char_type('I', cntrl)
   Fail: (200) [system] char_type('I', cntrl)
^  Fail: (199) [user] is_like_space('I')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _214078)
   Exit: (198) [system] get_char((0x55fbb4538270), 'I')
   Call: (198) [system] 'I'='('
   Fail: (198) [system] 'I'='('
   Call: (198) [system] 'I'='['
   Fail: (198) [system] 'I'='['
   Call: (198) [system] 'I'='{'
   Fail: (198) [system] 'I'='{'
   Call: (198) [system] 'I'='"'
   Fail: (198) [system] 'I'='"'
   Call: (198) [system] 'I'=!
   Fail: (198) [system] 'I'=!
   Call: (198) [system] 'I'='\''
   Fail: (198) [system] 'I'='\''
   Call: (198) [system] 'I'='`'
   Fail: (198) [system] 'I'='`'
   Call: (198) [system] 'I'=end_of_file
   Fail: (198) [system] 'I'=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55fbb4538270), 'I', _196210)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _231720)
   Call: (200) [system] peek_char((0x55fbb4538270), _232654)
   Exit: (200) [system] peek_char((0x55fbb4538270), m)
^  Call: (200) [user] is_delimiter(m)
   Call: (201) [system] char_type(m, space)
   Fail: (201) [system] char_type(m, space)
   Call: (201) [system] arg(_237374, v('(', ')', end_of_file), m)
   Fail: (201) [system] arg(_238306, v('(', ')', end_of_file), m)
^  Fail: (200) [user] is_delimiter(m)
   Call: (200) [system] ')'==m
   Fail: (200) [system] ')'==m
   Call: (200) [system] get_char((0x55fbb4538270), m)
   Exit: (200) [system] get_char((0x55fbb4538270), m)
   Call: (200) [system] m=(\)
   Fail: (200) [system] m=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _245656)
   Call: (201) [system] peek_char((0x55fbb4538270), _246590)
   Exit: (201) [system] peek_char((0x55fbb4538270), p)
^  Call: (201) [user] is_delimiter(p)
   Call: (202) [system] char_type(p, space)
   Fail: (202) [system] char_type(p, space)
   Call: (202) [system] arg(_251310, v('(', ')', end_of_file), p)
   Fail: (202) [system] arg(_252242, v('(', ')', end_of_file), p)
^  Fail: (201) [user] is_delimiter(p)
   Call: (201) [system] ')'==p
   Fail: (201) [system] ')'==p
   Call: (201) [system] get_char((0x55fbb4538270), p)
   Exit: (201) [system] get_char((0x55fbb4538270), p)
   Call: (201) [system] p=(\)
   Fail: (201) [system] p=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _259592)
   Call: (202) [system] peek_char((0x55fbb4538270), _260526)
   Exit: (202) [system] peek_char((0x55fbb4538270), l)
^  Call: (202) [user] is_delimiter(l)
   Call: (203) [system] char_type(l, space)
   Fail: (203) [system] char_type(l, space)
   Call: (203) [system] arg(_265246, v('(', ')', end_of_file), l)
   Fail: (203) [system] arg(_266178, v('(', ')', end_of_file), l)
^  Fail: (202) [user] is_delimiter(l)
   Call: (202) [system] ')'==l
   Fail: (202) [system] ')'==l
   Call: (202) [system] get_char((0x55fbb4538270), l)
   Exit: (202) [system] get_char((0x55fbb4538270), l)
   Call: (202) [system] l=(\)
   Fail: (202) [system] l=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _273528)
   Call: (203) [system] peek_char((0x55fbb4538270), _274462)
   Exit: (203) [system] peek_char((0x55fbb4538270), i)
^  Call: (203) [user] is_delimiter(i)
   Call: (204) [system] char_type(i, space)
   Fail: (204) [system] char_type(i, space)
   Call: (204) [system] arg(_279182, v('(', ')', end_of_file), i)
   Fail: (204) [system] arg(_280114, v('(', ')', end_of_file), i)
^  Fail: (203) [user] is_delimiter(i)
   Call: (203) [system] ')'==i
   Fail: (203) [system] ')'==i
   Call: (203) [system] get_char((0x55fbb4538270), i)
   Exit: (203) [system] get_char((0x55fbb4538270), i)
   Call: (203) [system] i=(\)
   Fail: (203) [system] i=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _287464)
   Call: (204) [system] peek_char((0x55fbb4538270), _288398)
   Exit: (204) [system] peek_char((0x55fbb4538270), c)
^  Call: (204) [user] is_delimiter(c)
   Call: (205) [system] char_type(c, space)
   Fail: (205) [system] char_type(c, space)
   Call: (205) [system] arg(_293118, v('(', ')', end_of_file), c)
   Fail: (205) [system] arg(_294050, v('(', ')', end_of_file), c)
^  Fail: (204) [user] is_delimiter(c)
   Call: (204) [system] ')'==c
   Fail: (204) [system] ')'==c
   Call: (204) [system] get_char((0x55fbb4538270), c)
   Exit: (204) [system] get_char((0x55fbb4538270), c)
   Call: (204) [system] c=(\)
   Fail: (204) [system] c=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _301400)
   Call: (205) [system] peek_char((0x55fbb4538270), _302334)
   Exit: (205) [system] peek_char((0x55fbb4538270), a)
^  Call: (205) [user] is_delimiter(a)
   Call: (206) [system] char_type(a, space)
   Fail: (206) [system] char_type(a, space)
   Call: (206) [system] arg(_307054, v('(', ')', end_of_file), a)
   Fail: (206) [system] arg(_307986, v('(', ')', end_of_file), a)
^  Fail: (205) [user] is_delimiter(a)
   Call: (205) [system] ')'==a
   Fail: (205) [system] ')'==a
   Call: (205) [system] get_char((0x55fbb4538270), a)
   Exit: (205) [system] get_char((0x55fbb4538270), a)
   Call: (205) [system] a=(\)
   Fail: (205) [system] a=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _315336)
   Call: (206) [system] peek_char((0x55fbb4538270), _316270)
   Exit: (206) [system] peek_char((0x55fbb4538270), t)
^  Call: (206) [user] is_delimiter(t)
   Call: (207) [system] char_type(t, space)
   Fail: (207) [system] char_type(t, space)
   Call: (207) [system] arg(_320990, v('(', ')', end_of_file), t)
   Fail: (207) [system] arg(_321922, v('(', ')', end_of_file), t)
^  Fail: (206) [user] is_delimiter(t)
   Call: (206) [system] ')'==t
   Fail: (206) [system] ')'==t
   Call: (206) [system] get_char((0x55fbb4538270), t)
   Exit: (206) [system] get_char((0x55fbb4538270), t)
   Call: (206) [system] t=(\)
   Fail: (206) [system] t=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _329272)
   Call: (207) [system] peek_char((0x55fbb4538270), _330206)
   Exit: (207) [system] peek_char((0x55fbb4538270), i)
^  Call: (207) [user] is_delimiter(i)
   Call: (208) [system] char_type(i, space)
   Fail: (208) [system] char_type(i, space)
   Call: (208) [system] arg(_334926, v('(', ')', end_of_file), i)
   Fail: (208) [system] arg(_335858, v('(', ')', end_of_file), i)
^  Fail: (207) [user] is_delimiter(i)
   Call: (207) [system] ')'==i
   Fail: (207) [system] ')'==i
   Call: (207) [system] get_char((0x55fbb4538270), i)
   Exit: (207) [system] get_char((0x55fbb4538270), i)
   Call: (207) [system] i=(\)
   Fail: (207) [system] i=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _343208)
   Call: (208) [system] peek_char((0x55fbb4538270), _344142)
   Exit: (208) [system] peek_char((0x55fbb4538270), o)
^  Call: (208) [user] is_delimiter(o)
   Call: (209) [system] char_type(o, space)
   Fail: (209) [system] char_type(o, space)
   Call: (209) [system] arg(_348862, v('(', ')', end_of_file), o)
   Fail: (209) [system] arg(_349794, v('(', ')', end_of_file), o)
^  Fail: (208) [user] is_delimiter(o)
   Call: (208) [system] ')'==o
   Fail: (208) [system] ')'==o
   Call: (208) [system] get_char((0x55fbb4538270), o)
   Exit: (208) [system] get_char((0x55fbb4538270), o)
   Call: (208) [system] o=(\)
   Fail: (208) [system] o=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _357144)
   Call: (209) [system] peek_char((0x55fbb4538270), _358078)
   Exit: (209) [system] peek_char((0x55fbb4538270), n)
^  Call: (209) [user] is_delimiter(n)
   Call: (210) [system] char_type(n, space)
   Fail: (210) [system] char_type(n, space)
   Call: (210) [system] arg(_362798, v('(', ')', end_of_file), n)
   Fail: (210) [system] arg(_363730, v('(', ')', end_of_file), n)
^  Fail: (209) [user] is_delimiter(n)
   Call: (209) [system] ')'==n
   Fail: (209) [system] ')'==n
   Call: (209) [system] get_char((0x55fbb4538270), n)
   Exit: (209) [system] get_char((0x55fbb4538270), n)
   Call: (209) [system] n=(\)
   Fail: (209) [system] n=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _371080)
   Call: (210) [system] peek_char((0x55fbb4538270), _372014)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _371080=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (209) [system] _357144=[n]
   Exit: (209) [system] [n]=[n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (208) [system] _343208=[o, n]
   Exit: (208) [system] [o, n]=[o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (207) [system] _329272=[i, o, n]
   Exit: (207) [system] [i, o, n]=[i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (206) [system] _315336=[t, i, o, n]
   Exit: (206) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (205) [system] _301400=[a, t, i, o, n]
   Exit: (205) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (204) [system] _287464=[c, a, t, i, o, n]
   Exit: (204) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (203) [system] _273528=[i, c, a, t, i, o, n]
   Exit: (203) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (202) [system] _259592=[l, i, c, a, t, i, o, n]
   Exit: (202) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (201) [system] _245656=[p, l, i, c, a, t, i, o, n]
   Exit: (201) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (200) [system] _231720=[m, p, l, i, c, a, t, i, o, n]
   Exit: (200) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (199) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _196210)
^  Call: (200) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _409238)
^  Call: (202) [system] setup_call_cleanup('$notrace'(_410190, _410192), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _409238), _410172, fail)), '$restore_trace'(_410190, _410192))
^  Call: (203) [system] sig_atomic(system:'$notrace'(_410190, _410192))
^  Exit: (202) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _409238), _410172, fail)), system:'$restore_trace'(3, -1))
   Call: (201) [system] atomic(_409238)
   Fail: (201) [system] atomic(_409238)
   Call: (201) [system] atom_chars(_409238, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (201) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (200) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (200) [system] integer('Implication')
   Fail: (200) [system] integer('Implication')
   Call: (200) [system] _196210='Implication'
   Exit: (200) [system] 'Implication'='Implication'
^  Exit: (199) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (198) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _424188)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _426046)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _435640)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _438344)
   Exit: (200) [system] peek_char((0x55fbb4538270), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
   Call: (200) [system] '('=(/)
   Fail: (200) [system] '('=(/)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _455278)
   Exit: (198) [system] peek_char((0x55fbb4538270), '(')
   Call: (198) [system] '('=')'
   Fail: (198) [system] '('=')'
   Call: (198) [system] '('=end_of_file
   Fail: (198) [system] '('=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _460848)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _462706)
   Exit: (200) [system] peek_char((0x55fbb4538270), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
   Call: (200) [system] '('=(/)
   Fail: (200) [system] '('=(/)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _478716)
   Exit: (199) [system] get_char((0x55fbb4538270), '(')
   Call: (199) [system] '('='('
   Exit: (199) [system] '('='('
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _460848)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _484286)
   Exit: (201) [system] peek_char((0x55fbb4538270), 'A')
   Call: (201) [system] 'A'=(;)
   Fail: (201) [system] 'A'=(;)
   Call: (201) [system] 'A'=(/)
   Fail: (201) [system] 'A'=(/)
^  Call: (201) [user] is_like_space('A')
   Call: (202) [system] char_type('A', 'white')
   Fail: (202) [system] char_type('A', 'white')
   Call: (202) [system] char_type('A', end_of_line)
   Fail: (202) [system] char_type('A', end_of_line)
   Call: (202) [system] char_type('A', space)
   Fail: (202) [system] char_type('A', space)
   Call: (202) [system] char_type('A', cntrl)
   Fail: (202) [system] char_type('A', cntrl)
^  Fail: (201) [user] is_like_space('A')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _500296)
   Exit: (200) [system] peek_char((0x55fbb4538270), 'A')
   Call: (200) [system] 'A'=')'
   Fail: (200) [system] 'A'=')'
   Call: (200) [system] 'A'=end_of_file
   Fail: (200) [system] 'A'=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _505866)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _507724)
   Exit: (202) [system] peek_char((0x55fbb4538270), 'A')
   Call: (202) [system] 'A'=(;)
   Fail: (202) [system] 'A'=(;)
   Call: (202) [system] 'A'=(/)
   Fail: (202) [system] 'A'=(/)
^  Call: (202) [user] is_like_space('A')
   Call: (203) [system] char_type('A', 'white')
   Fail: (203) [system] char_type('A', 'white')
   Call: (203) [system] char_type('A', end_of_line)
   Fail: (203) [system] char_type('A', end_of_line)
   Call: (203) [system] char_type('A', space)
   Fail: (203) [system] char_type('A', space)
   Call: (203) [system] char_type('A', cntrl)
   Fail: (203) [system] char_type('A', cntrl)
^  Fail: (202) [user] is_like_space('A')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _523734)
   Exit: (201) [system] get_char((0x55fbb4538270), 'A')
   Call: (201) [system] 'A'='('
   Fail: (201) [system] 'A'='('
   Call: (201) [system] 'A'='['
   Fail: (201) [system] 'A'='['
   Call: (201) [system] 'A'='{'
   Fail: (201) [system] 'A'='{'
   Call: (201) [system] 'A'='"'
   Fail: (201) [system] 'A'='"'
   Call: (201) [system] 'A'=!
   Fail: (201) [system] 'A'=!
   Call: (201) [system] 'A'='\''
   Fail: (201) [system] 'A'='\''
   Call: (201) [system] 'A'='`'
   Fail: (201) [system] 'A'='`'
   Call: (201) [system] 'A'=end_of_file
   Fail: (201) [system] 'A'=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), 'A', _505866)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _541376)
   Call: (203) [system] peek_char((0x55fbb4538270), _542310)
   Exit: (203) [system] peek_char((0x55fbb4538270), n)
^  Call: (203) [user] is_delimiter(n)
   Call: (204) [system] char_type(n, space)
   Fail: (204) [system] char_type(n, space)
   Call: (204) [system] arg(_547030, v('(', ')', end_of_file), n)
   Fail: (204) [system] arg(_547962, v('(', ')', end_of_file), n)
^  Fail: (203) [user] is_delimiter(n)
   Call: (203) [system] ')'==n
   Fail: (203) [system] ')'==n
   Call: (203) [system] get_char((0x55fbb4538270), n)
   Exit: (203) [system] get_char((0x55fbb4538270), n)
   Call: (203) [system] n=(\)
   Fail: (203) [system] n=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _555312)
   Call: (204) [system] peek_char((0x55fbb4538270), _556246)
   Exit: (204) [system] peek_char((0x55fbb4538270), d)
^  Call: (204) [user] is_delimiter(d)
   Call: (205) [system] char_type(d, space)
   Fail: (205) [system] char_type(d, space)
   Call: (205) [system] arg(_560966, v('(', ')', end_of_file), d)
   Fail: (205) [system] arg(_561898, v('(', ')', end_of_file), d)
^  Fail: (204) [user] is_delimiter(d)
   Call: (204) [system] ')'==d
   Fail: (204) [system] ')'==d
   Call: (204) [system] get_char((0x55fbb4538270), d)
   Exit: (204) [system] get_char((0x55fbb4538270), d)
   Call: (204) [system] d=(\)
   Fail: (204) [system] d=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _569248)
   Call: (205) [system] peek_char((0x55fbb4538270), _570182)
   Exit: (205) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (205) [user] is_delimiter('L')
   Call: (206) [system] char_type('L', space)
   Fail: (206) [system] char_type('L', space)
   Call: (206) [system] arg(_574902, v('(', ')', end_of_file), 'L')
   Fail: (206) [system] arg(_575834, v('(', ')', end_of_file), 'L')
^  Fail: (205) [user] is_delimiter('L')
   Call: (205) [system] ')'=='L'
   Fail: (205) [system] ')'=='L'
   Call: (205) [system] get_char((0x55fbb4538270), 'L')
   Exit: (205) [system] get_char((0x55fbb4538270), 'L')
   Call: (205) [system] 'L'=(\)
   Fail: (205) [system] 'L'=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _583184)
   Call: (206) [system] peek_char((0x55fbb4538270), _584118)
   Exit: (206) [system] peek_char((0x55fbb4538270), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_588838, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_589770, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55fbb4538270), i)
   Exit: (206) [system] get_char((0x55fbb4538270), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _597120)
   Call: (207) [system] peek_char((0x55fbb4538270), _598054)
   Exit: (207) [system] peek_char((0x55fbb4538270), n)
^  Call: (207) [user] is_delimiter(n)
   Call: (208) [system] char_type(n, space)
   Fail: (208) [system] char_type(n, space)
   Call: (208) [system] arg(_602774, v('(', ')', end_of_file), n)
   Fail: (208) [system] arg(_603706, v('(', ')', end_of_file), n)
^  Fail: (207) [user] is_delimiter(n)
   Call: (207) [system] ')'==n
   Fail: (207) [system] ')'==n
   Call: (207) [system] get_char((0x55fbb4538270), n)
   Exit: (207) [system] get_char((0x55fbb4538270), n)
   Call: (207) [system] n=(\)
   Fail: (207) [system] n=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _611056)
   Call: (208) [system] peek_char((0x55fbb4538270), _611990)
   Exit: (208) [system] peek_char((0x55fbb4538270), k)
^  Call: (208) [user] is_delimiter(k)
   Call: (209) [system] char_type(k, space)
   Fail: (209) [system] char_type(k, space)
   Call: (209) [system] arg(_616710, v('(', ')', end_of_file), k)
   Fail: (209) [system] arg(_617642, v('(', ')', end_of_file), k)
^  Fail: (208) [user] is_delimiter(k)
   Call: (208) [system] ')'==k
   Fail: (208) [system] ')'==k
   Call: (208) [system] get_char((0x55fbb4538270), k)
   Exit: (208) [system] get_char((0x55fbb4538270), k)
   Call: (208) [system] k=(\)
   Fail: (208) [system] k=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _624992)
   Call: (209) [system] peek_char((0x55fbb4538270), _625926)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _624992=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (208) [system] _611056=[k]
   Exit: (208) [system] [k]=[k]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (207) [system] _597120=[n, k]
   Exit: (207) [system] [n, k]=[n, k]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (206) [system] _583184=[i, n, k]
   Exit: (206) [system] [i, n, k]=[i, n, k]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (205) [system] _569248=['L', i, n, k]
   Exit: (205) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (204) [system] _555312=[d, 'L', i, n, k]
   Exit: (204) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (203) [system] _541376=[n, d, 'L', i, n, k]
   Exit: (203) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (202) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _505866)
^  Call: (203) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _651974)
^  Call: (205) [system] setup_call_cleanup('$notrace'(_652926, _652928), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _651974), _652908, fail)), '$restore_trace'(_652926, _652928))
^  Call: (206) [system] sig_atomic(system:'$notrace'(_652926, _652928))
^  Exit: (205) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _651974), _652908, fail)), system:'$restore_trace'(3, -1))
   Call: (204) [system] atomic(_651974)
   Fail: (204) [system] atomic(_651974)
   Call: (204) [system] atom_chars(_651974, ['A', n, d, 'L', i, n, k])
   Exit: (204) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (203) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (203) [system] integer('AndLink')
   Fail: (203) [system] integer('AndLink')
   Call: (203) [system] _505866='AndLink'
   Exit: (203) [system] 'AndLink'='AndLink'
^  Exit: (202) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _666924)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _668782)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _678376)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _681080)
   Exit: (203) [system] peek_char((0x55fbb4538270), 'A')
   Call: (203) [system] 'A'=(;)
   Fail: (203) [system] 'A'=(;)
   Call: (203) [system] 'A'=(/)
   Fail: (203) [system] 'A'=(/)
^  Call: (203) [user] is_like_space('A')
   Call: (204) [system] char_type('A', 'white')
   Fail: (204) [system] char_type('A', 'white')
   Call: (204) [system] char_type('A', end_of_line)
   Fail: (204) [system] char_type('A', end_of_line)
   Call: (204) [system] char_type('A', space)
   Fail: (204) [system] char_type('A', space)
   Call: (204) [system] char_type('A', cntrl)
   Fail: (204) [system] char_type('A', cntrl)
^  Fail: (203) [user] is_like_space('A')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _698014)
   Exit: (201) [system] peek_char((0x55fbb4538270), 'A')
   Call: (201) [system] 'A'=')'
   Fail: (201) [system] 'A'=')'
   Call: (201) [system] 'A'=end_of_file
   Fail: (201) [system] 'A'=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _703584)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _705442)
   Exit: (203) [system] peek_char((0x55fbb4538270), 'A')
   Call: (203) [system] 'A'=(;)
   Fail: (203) [system] 'A'=(;)
   Call: (203) [system] 'A'=(/)
   Fail: (203) [system] 'A'=(/)
^  Call: (203) [user] is_like_space('A')
   Call: (204) [system] char_type('A', 'white')
   Fail: (204) [system] char_type('A', 'white')
   Call: (204) [system] char_type('A', end_of_line)
   Fail: (204) [system] char_type('A', end_of_line)
   Call: (204) [system] char_type('A', space)
   Fail: (204) [system] char_type('A', space)
   Call: (204) [system] char_type('A', cntrl)
   Fail: (204) [system] char_type('A', cntrl)
^  Fail: (203) [user] is_like_space('A')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _721452)
   Exit: (202) [system] get_char((0x55fbb4538270), 'A')
   Call: (202) [system] 'A'='('
   Fail: (202) [system] 'A'='('
   Call: (202) [system] 'A'='['
   Fail: (202) [system] 'A'='['
   Call: (202) [system] 'A'='{'
   Fail: (202) [system] 'A'='{'
   Call: (202) [system] 'A'='"'
   Fail: (202) [system] 'A'='"'
   Call: (202) [system] 'A'=!
   Fail: (202) [system] 'A'=!
   Call: (202) [system] 'A'='\''
   Fail: (202) [system] 'A'='\''
   Call: (202) [system] 'A'='`'
   Fail: (202) [system] 'A'='`'
   Call: (202) [system] 'A'=end_of_file
   Fail: (202) [system] 'A'=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55fbb4538270), 'A', _703584)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _739094)
   Call: (204) [system] peek_char((0x55fbb4538270), _740028)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (204) [user] is_delimiter(' ')
   Call: (205) [system] char_type(' ', space)
   Exit: (205) [system] char_type(' ', space)
^  Exit: (204) [user] is_delimiter(' ')
   Call: (204) [system] _739094=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (203) [user] classify_and_convert_charseq(['A'], _703584)
^  Call: (204) [user] classify_and_convert_charseq_(['A'], _749312)
^  Call: (206) [system] setup_call_cleanup('$notrace'(_750264, _750266), once(user:catch(read_from_chars(['A'], _749312), _750246, fail)), '$restore_trace'(_750264, _750266))
^  Call: (207) [system] sig_atomic(system:'$notrace'(_750264, _750266))
^  Exit: (206) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _749312), _750246, fail)), system:'$restore_trace'(3, -1))
   Call: (205) [system] atomic(_749312)
   Fail: (205) [system] atomic(_749312)
   Call: (205) [system] atom_chars(_749312, ['A'])
   Exit: (205) [system] atom_chars('A', ['A'])
^  Exit: (204) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (204) [system] integer('A')
   Fail: (204) [system] integer('A')
   Call: (204) [system] _703584='A'
   Exit: (204) [system] 'A'='A'
^  Exit: (203) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (202) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _764262)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _766120)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
   Call: (203) [system] ' '=(/)
   Fail: (203) [system] ' '=(/)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55fbb4538270), _775714)
   Exit: (203) [system] get_char((0x55fbb4538270), ' ')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _778418)
   Exit: (204) [system] peek_char((0x55fbb4538270), 'B')
   Call: (204) [system] 'B'=(;)
   Fail: (204) [system] 'B'=(;)
   Call: (204) [system] 'B'=(/)
   Fail: (204) [system] 'B'=(/)
^  Call: (204) [user] is_like_space('B')
   Call: (205) [system] char_type('B', 'white')
   Fail: (205) [system] char_type('B', 'white')
   Call: (205) [system] char_type('B', end_of_line)
   Fail: (205) [system] char_type('B', end_of_line)
   Call: (205) [system] char_type('B', space)
   Fail: (205) [system] char_type('B', space)
   Call: (205) [system] char_type('B', cntrl)
   Fail: (205) [system] char_type('B', cntrl)
^  Fail: (204) [user] is_like_space('B')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _795352)
   Exit: (202) [system] peek_char((0x55fbb4538270), 'B')
   Call: (202) [system] 'B'=')'
   Fail: (202) [system] 'B'=')'
   Call: (202) [system] 'B'=end_of_file
   Fail: (202) [system] 'B'=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55fbb4538270), _800922)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _802780)
   Exit: (204) [system] peek_char((0x55fbb4538270), 'B')
   Call: (204) [system] 'B'=(;)
   Fail: (204) [system] 'B'=(;)
   Call: (204) [system] 'B'=(/)
   Fail: (204) [system] 'B'=(/)
^  Call: (204) [user] is_like_space('B')
   Call: (205) [system] char_type('B', 'white')
   Fail: (205) [system] char_type('B', 'white')
   Call: (205) [system] char_type('B', end_of_line)
   Fail: (205) [system] char_type('B', end_of_line)
   Call: (205) [system] char_type('B', space)
   Fail: (205) [system] char_type('B', space)
   Call: (205) [system] char_type('B', cntrl)
   Fail: (205) [system] char_type('B', cntrl)
^  Fail: (204) [user] is_like_space('B')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] get_char((0x55fbb4538270), _818790)
   Exit: (203) [system] get_char((0x55fbb4538270), 'B')
   Call: (203) [system] 'B'='('
   Fail: (203) [system] 'B'='('
   Call: (203) [system] 'B'='['
   Fail: (203) [system] 'B'='['
   Call: (203) [system] 'B'='{'
   Fail: (203) [system] 'B'='{'
   Call: (203) [system] 'B'='"'
   Fail: (203) [system] 'B'='"'
   Call: (203) [system] 'B'=!
   Fail: (203) [system] 'B'=!
   Call: (203) [system] 'B'='\''
   Fail: (203) [system] 'B'='\''
   Call: (203) [system] 'B'='`'
   Fail: (203) [system] 'B'='`'
   Call: (203) [system] 'B'=end_of_file
   Fail: (203) [system] 'B'=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55fbb4538270), 'B', _800922)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _836432)
   Call: (205) [system] peek_char((0x55fbb4538270), _837366)
   Exit: (205) [system] peek_char((0x55fbb4538270), ')')
^  Call: (205) [user] is_delimiter(')')
   Call: (206) [system] char_type(')', space)
   Fail: (206) [system] char_type(')', space)
   Call: (206) [system] arg(_842086, v('(', ')', end_of_file), ')')
   Exit: (206) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (205) [user] is_delimiter(')')
   Call: (205) [system] _836432=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (204) [user] classify_and_convert_charseq(['B'], _800922)
^  Call: (205) [user] classify_and_convert_charseq_(['B'], _848522)
^  Call: (207) [system] setup_call_cleanup('$notrace'(_849474, _849476), once(user:catch(read_from_chars(['B'], _848522), _849456, fail)), '$restore_trace'(_849474, _849476))
^  Call: (208) [system] sig_atomic(system:'$notrace'(_849474, _849476))
^  Exit: (207) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _848522), _849456, fail)), system:'$restore_trace'(3, -1))
   Call: (206) [system] atomic(_848522)
   Fail: (206) [system] atomic(_848522)
   Call: (206) [system] atom_chars(_848522, ['B'])
   Exit: (206) [system] atom_chars('B', ['B'])
^  Exit: (205) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (205) [system] integer('B')
   Fail: (205) [system] integer('B')
   Call: (205) [system] _800922='B'
   Exit: (205) [system] 'B'='B'
^  Exit: (204) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (203) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (202) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _863472)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _865330)
   Exit: (204) [system] peek_char((0x55fbb4538270), ')')
   Call: (204) [system] ')'=(;)
   Fail: (204) [system] ')'=(;)
   Call: (204) [system] ')'=(/)
   Fail: (204) [system] ')'=(/)
^  Call: (204) [user] is_like_space(')')
   Call: (205) [system] char_type(')', 'white')
   Fail: (205) [system] char_type(')', 'white')
   Call: (205) [system] char_type(')', end_of_line)
   Fail: (205) [system] char_type(')', end_of_line)
   Call: (205) [system] char_type(')', space)
   Fail: (205) [system] char_type(')', space)
   Call: (205) [system] char_type(')', cntrl)
   Fail: (205) [system] char_type(')', cntrl)
^  Fail: (204) [user] is_like_space(')')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _881340)
   Exit: (203) [system] peek_char((0x55fbb4538270), ')')
   Call: (203) [system] ')'=')'
   Exit: (203) [system] ')'=')'
   Call: (203) [system] get_char((0x55fbb4538270), _885130)
   Exit: (203) [system] get_char((0x55fbb4538270), ')')
   Call: (203) [system] _863472=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), [])
   Call: (202) [system] _764262=['B']
   Exit: (202) [system] ['B']=['B']
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (201) [system] _666924=['A', 'B']
   Exit: (201) [system] ['A', 'B']=['A', 'B']
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), ['A', 'B'])
   Call: (200) [system] _460848=['AndLink', 'A', 'B']
   Exit: (200) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _899012)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _900870)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _910464)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _913168)
   Exit: (201) [system] peek_char((0x55fbb4538270), 'C')
   Call: (201) [system] 'C'=(;)
   Fail: (201) [system] 'C'=(;)
   Call: (201) [system] 'C'=(/)
   Fail: (201) [system] 'C'=(/)
^  Call: (201) [user] is_like_space('C')
   Call: (202) [system] char_type('C', 'white')
   Fail: (202) [system] char_type('C', 'white')
   Call: (202) [system] char_type('C', end_of_line)
   Fail: (202) [system] char_type('C', end_of_line)
   Call: (202) [system] char_type('C', space)
   Fail: (202) [system] char_type('C', space)
   Call: (202) [system] char_type('C', cntrl)
   Fail: (202) [system] char_type('C', cntrl)
^  Fail: (201) [user] is_like_space('C')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _930102)
   Exit: (199) [system] peek_char((0x55fbb4538270), 'C')
   Call: (199) [system] 'C'=')'
   Fail: (199) [system] 'C'=')'
   Call: (199) [system] 'C'=end_of_file
   Fail: (199) [system] 'C'=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _935672)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _937530)
   Exit: (201) [system] peek_char((0x55fbb4538270), 'C')
   Call: (201) [system] 'C'=(;)
   Fail: (201) [system] 'C'=(;)
   Call: (201) [system] 'C'=(/)
   Fail: (201) [system] 'C'=(/)
^  Call: (201) [user] is_like_space('C')
   Call: (202) [system] char_type('C', 'white')
   Fail: (202) [system] char_type('C', 'white')
   Call: (202) [system] char_type('C', end_of_line)
   Fail: (202) [system] char_type('C', end_of_line)
   Call: (202) [system] char_type('C', space)
   Fail: (202) [system] char_type('C', space)
   Call: (202) [system] char_type('C', cntrl)
   Fail: (202) [system] char_type('C', cntrl)
^  Fail: (201) [user] is_like_space('C')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _953540)
   Exit: (200) [system] get_char((0x55fbb4538270), 'C')
   Call: (200) [system] 'C'='('
   Fail: (200) [system] 'C'='('
   Call: (200) [system] 'C'='['
   Fail: (200) [system] 'C'='['
   Call: (200) [system] 'C'='{'
   Fail: (200) [system] 'C'='{'
   Call: (200) [system] 'C'='"'
   Fail: (200) [system] 'C'='"'
   Call: (200) [system] 'C'=!
   Fail: (200) [system] 'C'=!
   Call: (200) [system] 'C'='\''
   Fail: (200) [system] 'C'='\''
   Call: (200) [system] 'C'='`'
   Fail: (200) [system] 'C'='`'
   Call: (200) [system] 'C'=end_of_file
   Fail: (200) [system] 'C'=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55fbb4538270), 'C', _935672)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _971182)
   Call: (202) [system] peek_char((0x55fbb4538270), _972116)
   Exit: (202) [system] peek_char((0x55fbb4538270), ')')
^  Call: (202) [user] is_delimiter(')')
   Call: (203) [system] char_type(')', space)
   Fail: (203) [system] char_type(')', space)
   Call: (203) [system] arg(_976836, v('(', ')', end_of_file), ')')
   Exit: (203) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (202) [user] is_delimiter(')')
   Call: (202) [system] _971182=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (201) [user] classify_and_convert_charseq(['C'], _935672)
^  Call: (202) [user] classify_and_convert_charseq_(['C'], _983272)
^  Call: (204) [system] setup_call_cleanup('$notrace'(_984224, _984226), once(user:catch(read_from_chars(['C'], _983272), _984206, fail)), '$restore_trace'(_984224, _984226))
^  Call: (205) [system] sig_atomic(system:'$notrace'(_984224, _984226))
^  Exit: (204) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _983272), _984206, fail)), system:'$restore_trace'(3, -1))
   Call: (203) [system] atomic(_983272)
   Fail: (203) [system] atomic(_983272)
   Call: (203) [system] atom_chars(_983272, ['C'])
   Exit: (203) [system] atom_chars('C', ['C'])
^  Exit: (202) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (202) [system] integer('C')
   Fail: (202) [system] integer('C')
   Call: (202) [system] _935672='C'
   Exit: (202) [system] 'C'='C'
^  Exit: (201) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (200) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _998222)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1000080)
   Exit: (201) [system] peek_char((0x55fbb4538270), ')')
   Call: (201) [system] ')'=(;)
   Fail: (201) [system] ')'=(;)
   Call: (201) [system] ')'=(/)
   Fail: (201) [system] ')'=(/)
^  Call: (201) [user] is_like_space(')')
   Call: (202) [system] char_type(')', 'white')
   Fail: (202) [system] char_type(')', 'white')
   Call: (202) [system] char_type(')', end_of_line)
   Fail: (202) [system] char_type(')', end_of_line)
   Call: (202) [system] char_type(')', space)
   Fail: (202) [system] char_type(')', space)
   Call: (202) [system] char_type(')', cntrl)
   Fail: (202) [system] char_type(')', cntrl)
^  Fail: (201) [user] is_like_space(')')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1016090)
   Exit: (200) [system] peek_char((0x55fbb4538270), ')')
   Call: (200) [system] ')'=')'
   Exit: (200) [system] ')'=')'
   Call: (200) [system] get_char((0x55fbb4538270), _1019880)
   Exit: (200) [system] get_char((0x55fbb4538270), ')')
   Call: (200) [system] _998222=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [])
   Call: (199) [system] _899012=['C']
   Exit: (199) [system] ['C']=['C']
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), ['C'])
   Call: (198) [system] _424188=[['AndLink', 'A', 'B'], 'C']
   Exit: (198) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'A', 'B'], 'C'])
   Call: (197) [system] _151192=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (197) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _1033762)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1035620)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
   Call: (197) [system] ')'=(/)
   Fail: (197) [system] ')'=(/)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1051630)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55fbb4538270), _1055420)
   Exit: (196) [system] get_char((0x55fbb4538270), ')')
   Call: (196) [system] _1033762=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [])
   Call: (195) [system] _114532=[['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (195) [system] [['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (194) [system] _3496=[abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (194) [system] [abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]=[abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [abc, ['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (193) [system] _3488=[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (193) [system] [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]=[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Exit: (191) [user] cont_sexpr(')', (0x55fbb4538270), [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _1069302)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1071160)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _1080754)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1083458)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
   Call: (194) [system] '('=(/)
   Fail: (194) [system] '('=(/)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1100392)
   Exit: (192) [system] peek_char((0x55fbb4538270), '(')
   Call: (192) [system] '('=')'
   Fail: (192) [system] '('=')'
   Call: (192) [system] '('=end_of_file
   Fail: (192) [system] '('=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _1105962)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1107820)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
   Call: (194) [system] '('=(/)
   Fail: (194) [system] '('=(/)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _1123830)
   Exit: (193) [system] get_char((0x55fbb4538270), '(')
   Call: (193) [system] '('='('
   Exit: (193) [system] '('='('
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _1105962)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1129400)
   Exit: (195) [system] peek_char((0x55fbb4538270), :)
   Call: (195) [system] (:)=(;)
   Fail: (195) [system] (:)=(;)
   Call: (195) [system] (:)=(/)
   Fail: (195) [system] (:)=(/)
^  Call: (195) [user] is_like_space(:)
   Call: (196) [system] char_type(:, 'white')
   Fail: (196) [system] char_type(:, 'white')
   Call: (196) [system] char_type(:, end_of_line)
   Fail: (196) [system] char_type(:, end_of_line)
   Call: (196) [system] char_type(:, space)
   Fail: (196) [system] char_type(:, space)
   Call: (196) [system] char_type(:, cntrl)
   Fail: (196) [system] char_type(:, cntrl)
^  Fail: (195) [user] is_like_space(:)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1145410)
   Exit: (194) [system] peek_char((0x55fbb4538270), :)
   Call: (194) [system] (:)=')'
   Fail: (194) [system] (:)=')'
   Call: (194) [system] (:)=end_of_file
   Fail: (194) [system] (:)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _1150980)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1152838)
   Exit: (196) [system] peek_char((0x55fbb4538270), :)
   Call: (196) [system] (:)=(;)
   Fail: (196) [system] (:)=(;)
   Call: (196) [system] (:)=(/)
   Fail: (196) [system] (:)=(/)
^  Call: (196) [user] is_like_space(:)
   Call: (197) [system] char_type(:, 'white')
   Fail: (197) [system] char_type(:, 'white')
   Call: (197) [system] char_type(:, end_of_line)
   Fail: (197) [system] char_type(:, end_of_line)
   Call: (197) [system] char_type(:, space)
   Fail: (197) [system] char_type(:, space)
   Call: (197) [system] char_type(:, cntrl)
   Fail: (197) [system] char_type(:, cntrl)
^  Fail: (196) [user] is_like_space(:)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _1168848)
   Exit: (195) [system] get_char((0x55fbb4538270), :)
   Call: (195) [system] (:)='('
   Fail: (195) [system] (:)='('
   Call: (195) [system] (:)='['
   Fail: (195) [system] (:)='['
   Call: (195) [system] (:)='{'
   Fail: (195) [system] (:)='{'
   Call: (195) [system] (:)='"'
   Fail: (195) [system] (:)='"'
   Call: (195) [system] (:)=!
   Fail: (195) [system] (:)=!
   Call: (195) [system] (:)='\''
   Fail: (195) [system] (:)='\''
   Call: (195) [system] (:)='`'
   Fail: (195) [system] (:)='`'
   Call: (195) [system] (:)=end_of_file
   Fail: (195) [system] (:)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55fbb4538270), :, _1150980)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _1186490)
   Call: (197) [system] peek_char((0x55fbb4538270), _1187424)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (197) [user] is_delimiter(' ')
   Call: (198) [system] char_type(' ', space)
   Exit: (198) [system] char_type(' ', space)
^  Exit: (197) [user] is_delimiter(' ')
   Call: (197) [system] _1186490=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (196) [user] classify_and_convert_charseq([:], _1150980)
^  Call: (197) [user] classify_and_convert_charseq_([:], _1196708)
^  Call: (199) [system] setup_call_cleanup('$notrace'(_1197660, _1197662), once(user:catch(read_from_chars([:], _1196708), _1197642, fail)), '$restore_trace'(_1197660, _1197662))
^  Call: (200) [system] sig_atomic(system:'$notrace'(_1197660, _1197662))
^  Exit: (199) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1197642, fail)), system:'$restore_trace'(3, -1))
   Call: (198) [system] atomic(:)
   Exit: (198) [system] atomic(:)
^  Exit: (197) [user] classify_and_convert_charseq_([:], :)
   Call: (197) [system] integer(:)
   Fail: (197) [system] integer(:)
   Call: (197) [system] _1150980=(:)
   Exit: (197) [system] (:)=(:)
^  Exit: (196) [user] classify_and_convert_charseq([:], :)
^  Exit: (195) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _1209788)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1211646)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _1221240)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1223944)
   Exit: (197) [system] peek_char((0x55fbb4538270), c)
   Call: (197) [system] c=(;)
   Fail: (197) [system] c=(;)
   Call: (197) [system] c=(/)
   Fail: (197) [system] c=(/)
^  Call: (197) [user] is_like_space(c)
   Call: (198) [system] char_type(c, 'white')
   Fail: (198) [system] char_type(c, 'white')
   Call: (198) [system] char_type(c, end_of_line)
   Fail: (198) [system] char_type(c, end_of_line)
   Call: (198) [system] char_type(c, space)
   Fail: (198) [system] char_type(c, space)
   Call: (198) [system] char_type(c, cntrl)
   Fail: (198) [system] char_type(c, cntrl)
^  Fail: (197) [user] is_like_space(c)
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1240878)
   Exit: (195) [system] peek_char((0x55fbb4538270), c)
   Call: (195) [system] c=')'
   Fail: (195) [system] c=')'
   Call: (195) [system] c=end_of_file
   Fail: (195) [system] c=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _1246448)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1248306)
   Exit: (197) [system] peek_char((0x55fbb4538270), c)
   Call: (197) [system] c=(;)
   Fail: (197) [system] c=(;)
   Call: (197) [system] c=(/)
   Fail: (197) [system] c=(/)
^  Call: (197) [user] is_like_space(c)
   Call: (198) [system] char_type(c, 'white')
   Fail: (198) [system] char_type(c, 'white')
   Call: (198) [system] char_type(c, end_of_line)
   Fail: (198) [system] char_type(c, end_of_line)
   Call: (198) [system] char_type(c, space)
   Fail: (198) [system] char_type(c, space)
   Call: (198) [system] char_type(c, cntrl)
   Fail: (198) [system] char_type(c, cntrl)
^  Fail: (197) [user] is_like_space(c)
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _1264316)
   Exit: (196) [system] get_char((0x55fbb4538270), c)
   Call: (196) [system] c='('
   Fail: (196) [system] c='('
   Call: (196) [system] c='['
   Fail: (196) [system] c='['
   Call: (196) [system] c='{'
   Fail: (196) [system] c='{'
   Call: (196) [system] c='"'
   Fail: (196) [system] c='"'
   Call: (196) [system] c=!
   Fail: (196) [system] c=!
   Call: (196) [system] c='\''
   Fail: (196) [system] c='\''
   Call: (196) [system] c='`'
   Fail: (196) [system] c='`'
   Call: (196) [system] c=end_of_file
   Fail: (196) [system] c=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55fbb4538270), c, _1246448)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _1281958)
   Call: (198) [system] peek_char((0x55fbb4538270), _1282892)
   Exit: (198) [system] peek_char((0x55fbb4538270), d)
^  Call: (198) [user] is_delimiter(d)
   Call: (199) [system] char_type(d, space)
   Fail: (199) [system] char_type(d, space)
   Call: (199) [system] arg(_1287612, v('(', ')', end_of_file), d)
   Fail: (199) [system] arg(_1288544, v('(', ')', end_of_file), d)
^  Fail: (198) [user] is_delimiter(d)
   Call: (198) [system] ')'==d
   Fail: (198) [system] ')'==d
   Call: (198) [system] get_char((0x55fbb4538270), d)
   Exit: (198) [system] get_char((0x55fbb4538270), d)
   Call: (198) [system] d=(\)
   Fail: (198) [system] d=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _1295894)
   Call: (199) [system] peek_char((0x55fbb4538270), _1296828)
   Exit: (199) [system] peek_char((0x55fbb4538270), e)
^  Call: (199) [user] is_delimiter(e)
   Call: (200) [system] char_type(e, space)
   Fail: (200) [system] char_type(e, space)
   Call: (200) [system] arg(_1301548, v('(', ')', end_of_file), e)
   Fail: (200) [system] arg(_1302480, v('(', ')', end_of_file), e)
^  Fail: (199) [user] is_delimiter(e)
   Call: (199) [system] ')'==e
   Fail: (199) [system] ')'==e
   Call: (199) [system] get_char((0x55fbb4538270), e)
   Exit: (199) [system] get_char((0x55fbb4538270), e)
   Call: (199) [system] e=(\)
   Fail: (199) [system] e=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _1309830)
   Call: (200) [system] peek_char((0x55fbb4538270), _1310764)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (200) [user] is_delimiter(' ')
   Call: (201) [system] char_type(' ', space)
   Exit: (201) [system] char_type(' ', space)
^  Exit: (200) [user] is_delimiter(' ')
   Call: (200) [system] _1309830=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (199) [system] _1295894=[e]
   Exit: (199) [system] [e]=[e]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (198) [system] _1281958=[d, e]
   Exit: (198) [system] [d, e]=[d, e]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, e])
^  Call: (197) [user] classify_and_convert_charseq([c, d, e], _1246448)
^  Call: (198) [user] classify_and_convert_charseq_([c, d, e], _1325636)
^  Call: (200) [system] setup_call_cleanup('$notrace'(_1326588, _1326590), once(user:catch(read_from_chars([c, d, e], _1325636), _1326570, fail)), '$restore_trace'(_1326588, _1326590))
^  Call: (201) [system] sig_atomic(system:'$notrace'(_1326588, _1326590))
^  Exit: (200) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _1326570, fail)), system:'$restore_trace'(3, -1))
   Call: (199) [system] atomic(cde)
   Exit: (199) [system] atomic(cde)
^  Exit: (198) [user] classify_and_convert_charseq_([c, d, e], cde)
   Call: (198) [system] integer(cde)
   Fail: (198) [system] integer(cde)
   Call: (198) [system] _1246448=cde
   Exit: (198) [system] cde=cde
^  Exit: (197) [user] classify_and_convert_charseq([c, d, e], cde)
^  Exit: (196) [user] read_symbolic(')', (0x55fbb4538270), c, cde)
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), cde)
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _1338716)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1340574)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _1350168)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1352872)
   Exit: (198) [system] peek_char((0x55fbb4538270), '(')
   Call: (198) [system] '('=(;)
   Fail: (198) [system] '('=(;)
   Call: (198) [system] '('=(/)
   Fail: (198) [system] '('=(/)
^  Call: (198) [user] is_like_space('(')
   Call: (199) [system] char_type('(', 'white')
   Fail: (199) [system] char_type('(', 'white')
   Call: (199) [system] char_type('(', end_of_line)
   Fail: (199) [system] char_type('(', end_of_line)
   Call: (199) [system] char_type('(', space)
   Fail: (199) [system] char_type('(', space)
   Call: (199) [system] char_type('(', cntrl)
   Fail: (199) [system] char_type('(', cntrl)
^  Fail: (198) [user] is_like_space('(')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1369806)
   Exit: (196) [system] peek_char((0x55fbb4538270), '(')
   Call: (196) [system] '('=')'
   Fail: (196) [system] '('=')'
   Call: (196) [system] '('=end_of_file
   Fail: (196) [system] '('=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55fbb4538270), _1375376)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1377234)
   Exit: (198) [system] peek_char((0x55fbb4538270), '(')
   Call: (198) [system] '('=(;)
   Fail: (198) [system] '('=(;)
   Call: (198) [system] '('=(/)
   Fail: (198) [system] '('=(/)
^  Call: (198) [user] is_like_space('(')
   Call: (199) [system] char_type('(', 'white')
   Fail: (199) [system] char_type('(', 'white')
   Call: (199) [system] char_type('(', end_of_line)
   Fail: (199) [system] char_type('(', end_of_line)
   Call: (199) [system] char_type('(', space)
   Fail: (199) [system] char_type('(', space)
   Call: (199) [system] char_type('(', cntrl)
   Fail: (199) [system] char_type('(', cntrl)
^  Fail: (198) [user] is_like_space('(')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] get_char((0x55fbb4538270), _1393244)
   Exit: (197) [system] get_char((0x55fbb4538270), '(')
   Call: (197) [system] '('='('
   Exit: (197) [system] '('='('
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _1375376)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1398814)
   Exit: (199) [system] peek_char((0x55fbb4538270), 'I')
   Call: (199) [system] 'I'=(;)
   Fail: (199) [system] 'I'=(;)
   Call: (199) [system] 'I'=(/)
   Fail: (199) [system] 'I'=(/)
^  Call: (199) [user] is_like_space('I')
   Call: (200) [system] char_type('I', 'white')
   Fail: (200) [system] char_type('I', 'white')
   Call: (200) [system] char_type('I', end_of_line)
   Fail: (200) [system] char_type('I', end_of_line)
   Call: (200) [system] char_type('I', space)
   Fail: (200) [system] char_type('I', space)
   Call: (200) [system] char_type('I', cntrl)
   Fail: (200) [system] char_type('I', cntrl)
^  Fail: (199) [user] is_like_space('I')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1414824)
   Exit: (198) [system] peek_char((0x55fbb4538270), 'I')
   Call: (198) [system] 'I'=')'
   Fail: (198) [system] 'I'=')'
   Call: (198) [system] 'I'=end_of_file
   Fail: (198) [system] 'I'=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _1420394)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1422252)
   Exit: (200) [system] peek_char((0x55fbb4538270), 'I')
   Call: (200) [system] 'I'=(;)
   Fail: (200) [system] 'I'=(;)
   Call: (200) [system] 'I'=(/)
   Fail: (200) [system] 'I'=(/)
^  Call: (200) [user] is_like_space('I')
   Call: (201) [system] char_type('I', 'white')
   Fail: (201) [system] char_type('I', 'white')
   Call: (201) [system] char_type('I', end_of_line)
   Fail: (201) [system] char_type('I', end_of_line)
   Call: (201) [system] char_type('I', space)
   Fail: (201) [system] char_type('I', space)
   Call: (201) [system] char_type('I', cntrl)
   Fail: (201) [system] char_type('I', cntrl)
^  Fail: (200) [user] is_like_space('I')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _1438262)
   Exit: (199) [system] get_char((0x55fbb4538270), 'I')
   Call: (199) [system] 'I'='('
   Fail: (199) [system] 'I'='('
   Call: (199) [system] 'I'='['
   Fail: (199) [system] 'I'='['
   Call: (199) [system] 'I'='{'
   Fail: (199) [system] 'I'='{'
   Call: (199) [system] 'I'='"'
   Fail: (199) [system] 'I'='"'
   Call: (199) [system] 'I'=!
   Fail: (199) [system] 'I'=!
   Call: (199) [system] 'I'='\''
   Fail: (199) [system] 'I'='\''
   Call: (199) [system] 'I'='`'
   Fail: (199) [system] 'I'='`'
   Call: (199) [system] 'I'=end_of_file
   Fail: (199) [system] 'I'=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55fbb4538270), 'I', _1420394)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _1455904)
   Call: (201) [system] peek_char((0x55fbb4538270), _1456838)
   Exit: (201) [system] peek_char((0x55fbb4538270), m)
^  Call: (201) [user] is_delimiter(m)
   Call: (202) [system] char_type(m, space)
   Fail: (202) [system] char_type(m, space)
   Call: (202) [system] arg(_1461558, v('(', ')', end_of_file), m)
   Fail: (202) [system] arg(_1462490, v('(', ')', end_of_file), m)
^  Fail: (201) [user] is_delimiter(m)
   Call: (201) [system] ')'==m
   Fail: (201) [system] ')'==m
   Call: (201) [system] get_char((0x55fbb4538270), m)
   Exit: (201) [system] get_char((0x55fbb4538270), m)
   Call: (201) [system] m=(\)
   Fail: (201) [system] m=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1469840)
   Call: (202) [system] peek_char((0x55fbb4538270), _1470774)
   Exit: (202) [system] peek_char((0x55fbb4538270), p)
^  Call: (202) [user] is_delimiter(p)
   Call: (203) [system] char_type(p, space)
   Fail: (203) [system] char_type(p, space)
   Call: (203) [system] arg(_1475494, v('(', ')', end_of_file), p)
   Fail: (203) [system] arg(_1476426, v('(', ')', end_of_file), p)
^  Fail: (202) [user] is_delimiter(p)
   Call: (202) [system] ')'==p
   Fail: (202) [system] ')'==p
   Call: (202) [system] get_char((0x55fbb4538270), p)
   Exit: (202) [system] get_char((0x55fbb4538270), p)
   Call: (202) [system] p=(\)
   Fail: (202) [system] p=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1483776)
   Call: (203) [system] peek_char((0x55fbb4538270), _1484710)
   Exit: (203) [system] peek_char((0x55fbb4538270), l)
^  Call: (203) [user] is_delimiter(l)
   Call: (204) [system] char_type(l, space)
   Fail: (204) [system] char_type(l, space)
   Call: (204) [system] arg(_1489430, v('(', ')', end_of_file), l)
   Fail: (204) [system] arg(_1490362, v('(', ')', end_of_file), l)
^  Fail: (203) [user] is_delimiter(l)
   Call: (203) [system] ')'==l
   Fail: (203) [system] ')'==l
   Call: (203) [system] get_char((0x55fbb4538270), l)
   Exit: (203) [system] get_char((0x55fbb4538270), l)
   Call: (203) [system] l=(\)
   Fail: (203) [system] l=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1497712)
   Call: (204) [system] peek_char((0x55fbb4538270), _1498646)
   Exit: (204) [system] peek_char((0x55fbb4538270), i)
^  Call: (204) [user] is_delimiter(i)
   Call: (205) [system] char_type(i, space)
   Fail: (205) [system] char_type(i, space)
   Call: (205) [system] arg(_1503366, v('(', ')', end_of_file), i)
   Fail: (205) [system] arg(_1504298, v('(', ')', end_of_file), i)
^  Fail: (204) [user] is_delimiter(i)
   Call: (204) [system] ')'==i
   Fail: (204) [system] ')'==i
   Call: (204) [system] get_char((0x55fbb4538270), i)
   Exit: (204) [system] get_char((0x55fbb4538270), i)
   Call: (204) [system] i=(\)
   Fail: (204) [system] i=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1511648)
   Call: (205) [system] peek_char((0x55fbb4538270), _1512582)
   Exit: (205) [system] peek_char((0x55fbb4538270), c)
^  Call: (205) [user] is_delimiter(c)
   Call: (206) [system] char_type(c, space)
   Fail: (206) [system] char_type(c, space)
   Call: (206) [system] arg(_1517302, v('(', ')', end_of_file), c)
   Fail: (206) [system] arg(_1518234, v('(', ')', end_of_file), c)
^  Fail: (205) [user] is_delimiter(c)
   Call: (205) [system] ')'==c
   Fail: (205) [system] ')'==c
   Call: (205) [system] get_char((0x55fbb4538270), c)
   Exit: (205) [system] get_char((0x55fbb4538270), c)
   Call: (205) [system] c=(\)
   Fail: (205) [system] c=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1525584)
   Call: (206) [system] peek_char((0x55fbb4538270), _1526518)
   Exit: (206) [system] peek_char((0x55fbb4538270), a)
^  Call: (206) [user] is_delimiter(a)
   Call: (207) [system] char_type(a, space)
   Fail: (207) [system] char_type(a, space)
   Call: (207) [system] arg(_1531238, v('(', ')', end_of_file), a)
   Fail: (207) [system] arg(_1532170, v('(', ')', end_of_file), a)
^  Fail: (206) [user] is_delimiter(a)
   Call: (206) [system] ')'==a
   Fail: (206) [system] ')'==a
   Call: (206) [system] get_char((0x55fbb4538270), a)
   Exit: (206) [system] get_char((0x55fbb4538270), a)
   Call: (206) [system] a=(\)
   Fail: (206) [system] a=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1539520)
   Call: (207) [system] peek_char((0x55fbb4538270), _1540454)
   Exit: (207) [system] peek_char((0x55fbb4538270), t)
^  Call: (207) [user] is_delimiter(t)
   Call: (208) [system] char_type(t, space)
   Fail: (208) [system] char_type(t, space)
   Call: (208) [system] arg(_1545174, v('(', ')', end_of_file), t)
   Fail: (208) [system] arg(_1546106, v('(', ')', end_of_file), t)
^  Fail: (207) [user] is_delimiter(t)
   Call: (207) [system] ')'==t
   Fail: (207) [system] ')'==t
   Call: (207) [system] get_char((0x55fbb4538270), t)
   Exit: (207) [system] get_char((0x55fbb4538270), t)
   Call: (207) [system] t=(\)
   Fail: (207) [system] t=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1553456)
   Call: (208) [system] peek_char((0x55fbb4538270), _1554390)
   Exit: (208) [system] peek_char((0x55fbb4538270), i)
^  Call: (208) [user] is_delimiter(i)
   Call: (209) [system] char_type(i, space)
   Fail: (209) [system] char_type(i, space)
   Call: (209) [system] arg(_1559110, v('(', ')', end_of_file), i)
   Fail: (209) [system] arg(_1560042, v('(', ')', end_of_file), i)
^  Fail: (208) [user] is_delimiter(i)
   Call: (208) [system] ')'==i
   Fail: (208) [system] ')'==i
   Call: (208) [system] get_char((0x55fbb4538270), i)
   Exit: (208) [system] get_char((0x55fbb4538270), i)
   Call: (208) [system] i=(\)
   Fail: (208) [system] i=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1567392)
   Call: (209) [system] peek_char((0x55fbb4538270), _1568326)
   Exit: (209) [system] peek_char((0x55fbb4538270), o)
^  Call: (209) [user] is_delimiter(o)
   Call: (210) [system] char_type(o, space)
   Fail: (210) [system] char_type(o, space)
   Call: (210) [system] arg(_1573046, v('(', ')', end_of_file), o)
   Fail: (210) [system] arg(_1573978, v('(', ')', end_of_file), o)
^  Fail: (209) [user] is_delimiter(o)
   Call: (209) [system] ')'==o
   Fail: (209) [system] ')'==o
   Call: (209) [system] get_char((0x55fbb4538270), o)
   Exit: (209) [system] get_char((0x55fbb4538270), o)
   Call: (209) [system] o=(\)
   Fail: (209) [system] o=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1581328)
   Call: (210) [system] peek_char((0x55fbb4538270), _1582262)
   Exit: (210) [system] peek_char((0x55fbb4538270), n)
^  Call: (210) [user] is_delimiter(n)
   Call: (211) [system] char_type(n, space)
   Fail: (211) [system] char_type(n, space)
   Call: (211) [system] arg(_1586982, v('(', ')', end_of_file), n)
   Fail: (211) [system] arg(_1587914, v('(', ')', end_of_file), n)
^  Fail: (210) [user] is_delimiter(n)
   Call: (210) [system] ')'==n
   Fail: (210) [system] ')'==n
   Call: (210) [system] get_char((0x55fbb4538270), n)
   Exit: (210) [system] get_char((0x55fbb4538270), n)
   Call: (210) [system] n=(\)
   Fail: (210) [system] n=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1595264)
   Call: (211) [system] peek_char((0x55fbb4538270), _1596198)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (211) [user] is_delimiter(' ')
   Call: (212) [system] char_type(' ', space)
   Exit: (212) [system] char_type(' ', space)
^  Exit: (211) [user] is_delimiter(' ')
   Call: (211) [system] _1595264=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (210) [system] _1581328=[n]
   Exit: (210) [system] [n]=[n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (209) [system] _1567392=[o, n]
   Exit: (209) [system] [o, n]=[o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (208) [system] _1553456=[i, o, n]
   Exit: (208) [system] [i, o, n]=[i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (207) [system] _1539520=[t, i, o, n]
   Exit: (207) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (206) [system] _1525584=[a, t, i, o, n]
   Exit: (206) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (205) [system] _1511648=[c, a, t, i, o, n]
   Exit: (205) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (204) [system] _1497712=[i, c, a, t, i, o, n]
   Exit: (204) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (203) [system] _1483776=[l, i, c, a, t, i, o, n]
   Exit: (203) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (202) [system] _1469840=[p, l, i, c, a, t, i, o, n]
   Exit: (202) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (201) [system] _1455904=[m, p, l, i, c, a, t, i, o, n]
   Exit: (201) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (200) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _1420394)
^  Call: (201) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _1633422)
^  Call: (203) [system] setup_call_cleanup('$notrace'(_1634374, _1634376), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1633422), _1634356, fail)), '$restore_trace'(_1634374, _1634376))
^  Call: (204) [system] sig_atomic(system:'$notrace'(_1634374, _1634376))
^  Exit: (203) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1633422), _1634356, fail)), system:'$restore_trace'(3, -1))
   Call: (202) [system] atomic(_1633422)
   Fail: (202) [system] atomic(_1633422)
   Call: (202) [system] atom_chars(_1633422, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (202) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (201) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (201) [system] integer('Implication')
   Fail: (201) [system] integer('Implication')
   Call: (201) [system] _1420394='Implication'
   Exit: (201) [system] 'Implication'='Implication'
^  Exit: (200) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (199) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _1648372)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1650230)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _1659824)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1662528)
   Exit: (201) [system] peek_char((0x55fbb4538270), '(')
   Call: (201) [system] '('=(;)
   Fail: (201) [system] '('=(;)
   Call: (201) [system] '('=(/)
   Fail: (201) [system] '('=(/)
^  Call: (201) [user] is_like_space('(')
   Call: (202) [system] char_type('(', 'white')
   Fail: (202) [system] char_type('(', 'white')
   Call: (202) [system] char_type('(', end_of_line)
   Fail: (202) [system] char_type('(', end_of_line)
   Call: (202) [system] char_type('(', space)
   Fail: (202) [system] char_type('(', space)
   Call: (202) [system] char_type('(', cntrl)
   Fail: (202) [system] char_type('(', cntrl)
^  Fail: (201) [user] is_like_space('(')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1679462)
   Exit: (199) [system] peek_char((0x55fbb4538270), '(')
   Call: (199) [system] '('=')'
   Fail: (199) [system] '('=')'
   Call: (199) [system] '('=end_of_file
   Fail: (199) [system] '('=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _1685032)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1686890)
   Exit: (201) [system] peek_char((0x55fbb4538270), '(')
   Call: (201) [system] '('=(;)
   Fail: (201) [system] '('=(;)
   Call: (201) [system] '('=(/)
   Fail: (201) [system] '('=(/)
^  Call: (201) [user] is_like_space('(')
   Call: (202) [system] char_type('(', 'white')
   Fail: (202) [system] char_type('(', 'white')
   Call: (202) [system] char_type('(', end_of_line)
   Fail: (202) [system] char_type('(', end_of_line)
   Call: (202) [system] char_type('(', space)
   Fail: (202) [system] char_type('(', space)
   Call: (202) [system] char_type('(', cntrl)
   Fail: (202) [system] char_type('(', cntrl)
^  Fail: (201) [user] is_like_space('(')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _1702900)
   Exit: (200) [system] get_char((0x55fbb4538270), '(')
   Call: (200) [system] '('='('
   Exit: (200) [system] '('='('
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _1685032)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1708470)
   Exit: (202) [system] peek_char((0x55fbb4538270), 'O')
   Call: (202) [system] 'O'=(;)
   Fail: (202) [system] 'O'=(;)
   Call: (202) [system] 'O'=(/)
   Fail: (202) [system] 'O'=(/)
^  Call: (202) [user] is_like_space('O')
   Call: (203) [system] char_type('O', 'white')
   Fail: (203) [system] char_type('O', 'white')
   Call: (203) [system] char_type('O', end_of_line)
   Fail: (203) [system] char_type('O', end_of_line)
   Call: (203) [system] char_type('O', space)
   Fail: (203) [system] char_type('O', space)
   Call: (203) [system] char_type('O', cntrl)
   Fail: (203) [system] char_type('O', cntrl)
^  Fail: (202) [user] is_like_space('O')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1724480)
   Exit: (201) [system] peek_char((0x55fbb4538270), 'O')
   Call: (201) [system] 'O'=')'
   Fail: (201) [system] 'O'=')'
   Call: (201) [system] 'O'=end_of_file
   Fail: (201) [system] 'O'=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _1730050)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1731908)
   Exit: (203) [system] peek_char((0x55fbb4538270), 'O')
   Call: (203) [system] 'O'=(;)
   Fail: (203) [system] 'O'=(;)
   Call: (203) [system] 'O'=(/)
   Fail: (203) [system] 'O'=(/)
^  Call: (203) [user] is_like_space('O')
   Call: (204) [system] char_type('O', 'white')
   Fail: (204) [system] char_type('O', 'white')
   Call: (204) [system] char_type('O', end_of_line)
   Fail: (204) [system] char_type('O', end_of_line)
   Call: (204) [system] char_type('O', space)
   Fail: (204) [system] char_type('O', space)
   Call: (204) [system] char_type('O', cntrl)
   Fail: (204) [system] char_type('O', cntrl)
^  Fail: (203) [user] is_like_space('O')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _1747918)
   Exit: (202) [system] get_char((0x55fbb4538270), 'O')
   Call: (202) [system] 'O'='('
   Fail: (202) [system] 'O'='('
   Call: (202) [system] 'O'='['
   Fail: (202) [system] 'O'='['
   Call: (202) [system] 'O'='{'
   Fail: (202) [system] 'O'='{'
   Call: (202) [system] 'O'='"'
   Fail: (202) [system] 'O'='"'
   Call: (202) [system] 'O'=!
   Fail: (202) [system] 'O'=!
   Call: (202) [system] 'O'='\''
   Fail: (202) [system] 'O'='\''
   Call: (202) [system] 'O'='`'
   Fail: (202) [system] 'O'='`'
   Call: (202) [system] 'O'=end_of_file
   Fail: (202) [system] 'O'=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55fbb4538270), 'O', _1730050)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1765560)
   Call: (204) [system] peek_char((0x55fbb4538270), _1766494)
   Exit: (204) [system] peek_char((0x55fbb4538270), r)
^  Call: (204) [user] is_delimiter(r)
   Call: (205) [system] char_type(r, space)
   Fail: (205) [system] char_type(r, space)
   Call: (205) [system] arg(_1771214, v('(', ')', end_of_file), r)
   Fail: (205) [system] arg(_1772146, v('(', ')', end_of_file), r)
^  Fail: (204) [user] is_delimiter(r)
   Call: (204) [system] ')'==r
   Fail: (204) [system] ')'==r
   Call: (204) [system] get_char((0x55fbb4538270), r)
   Exit: (204) [system] get_char((0x55fbb4538270), r)
   Call: (204) [system] r=(\)
   Fail: (204) [system] r=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1779496)
   Call: (205) [system] peek_char((0x55fbb4538270), _1780430)
   Exit: (205) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (205) [user] is_delimiter('L')
   Call: (206) [system] char_type('L', space)
   Fail: (206) [system] char_type('L', space)
   Call: (206) [system] arg(_1785150, v('(', ')', end_of_file), 'L')
   Fail: (206) [system] arg(_1786082, v('(', ')', end_of_file), 'L')
^  Fail: (205) [user] is_delimiter('L')
   Call: (205) [system] ')'=='L'
   Fail: (205) [system] ')'=='L'
   Call: (205) [system] get_char((0x55fbb4538270), 'L')
   Exit: (205) [system] get_char((0x55fbb4538270), 'L')
   Call: (205) [system] 'L'=(\)
   Fail: (205) [system] 'L'=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1793432)
   Call: (206) [system] peek_char((0x55fbb4538270), _1794366)
   Exit: (206) [system] peek_char((0x55fbb4538270), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_1799086, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_1800018, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55fbb4538270), i)
   Exit: (206) [system] get_char((0x55fbb4538270), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1807368)
   Call: (207) [system] peek_char((0x55fbb4538270), _1808302)
   Exit: (207) [system] peek_char((0x55fbb4538270), n)
^  Call: (207) [user] is_delimiter(n)
   Call: (208) [system] char_type(n, space)
   Fail: (208) [system] char_type(n, space)
   Call: (208) [system] arg(_1813022, v('(', ')', end_of_file), n)
   Fail: (208) [system] arg(_1813954, v('(', ')', end_of_file), n)
^  Fail: (207) [user] is_delimiter(n)
   Call: (207) [system] ')'==n
   Fail: (207) [system] ')'==n
   Call: (207) [system] get_char((0x55fbb4538270), n)
   Exit: (207) [system] get_char((0x55fbb4538270), n)
   Call: (207) [system] n=(\)
   Fail: (207) [system] n=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1821304)
   Call: (208) [system] peek_char((0x55fbb4538270), _1822238)
   Exit: (208) [system] peek_char((0x55fbb4538270), k)
^  Call: (208) [user] is_delimiter(k)
   Call: (209) [system] char_type(k, space)
   Fail: (209) [system] char_type(k, space)
   Call: (209) [system] arg(_1826958, v('(', ')', end_of_file), k)
   Fail: (209) [system] arg(_1827890, v('(', ')', end_of_file), k)
^  Fail: (208) [user] is_delimiter(k)
   Call: (208) [system] ')'==k
   Fail: (208) [system] ')'==k
   Call: (208) [system] get_char((0x55fbb4538270), k)
   Exit: (208) [system] get_char((0x55fbb4538270), k)
   Call: (208) [system] k=(\)
   Fail: (208) [system] k=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1835240)
   Call: (209) [system] peek_char((0x55fbb4538270), _1836174)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _1835240=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (208) [system] _1821304=[k]
   Exit: (208) [system] [k]=[k]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (207) [system] _1807368=[n, k]
   Exit: (207) [system] [n, k]=[n, k]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (206) [system] _1793432=[i, n, k]
   Exit: (206) [system] [i, n, k]=[i, n, k]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (205) [system] _1779496=['L', i, n, k]
   Exit: (205) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (204) [system] _1765560=[r, 'L', i, n, k]
   Exit: (204) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (203) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _1730050)
^  Call: (204) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _1859428)
^  Call: (206) [system] setup_call_cleanup('$notrace'(_1860380, _1860382), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1859428), _1860362, fail)), '$restore_trace'(_1860380, _1860382))
^  Call: (207) [system] sig_atomic(system:'$notrace'(_1860380, _1860382))
^  Exit: (206) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1859428), _1860362, fail)), system:'$restore_trace'(3, -1))
   Call: (205) [system] atomic(_1859428)
   Fail: (205) [system] atomic(_1859428)
   Call: (205) [system] atom_chars(_1859428, ['O', r, 'L', i, n, k])
   Exit: (205) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (204) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (204) [system] integer('OrLink')
   Fail: (204) [system] integer('OrLink')
   Call: (204) [system] _1730050='OrLink'
   Exit: (204) [system] 'OrLink'='OrLink'
^  Exit: (203) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (202) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _1874378)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1876236)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
   Call: (203) [system] ' '=(/)
   Fail: (203) [system] ' '=(/)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55fbb4538270), _1885830)
   Exit: (203) [system] get_char((0x55fbb4538270), ' ')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1888534)
   Exit: (204) [system] peek_char((0x55fbb4538270), 'C')
   Call: (204) [system] 'C'=(;)
   Fail: (204) [system] 'C'=(;)
   Call: (204) [system] 'C'=(/)
   Fail: (204) [system] 'C'=(/)
^  Call: (204) [user] is_like_space('C')
   Call: (205) [system] char_type('C', 'white')
   Fail: (205) [system] char_type('C', 'white')
   Call: (205) [system] char_type('C', end_of_line)
   Fail: (205) [system] char_type('C', end_of_line)
   Call: (205) [system] char_type('C', space)
   Fail: (205) [system] char_type('C', space)
   Call: (205) [system] char_type('C', cntrl)
   Fail: (205) [system] char_type('C', cntrl)
^  Fail: (204) [user] is_like_space('C')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1905468)
   Exit: (202) [system] peek_char((0x55fbb4538270), 'C')
   Call: (202) [system] 'C'=')'
   Fail: (202) [system] 'C'=')'
   Call: (202) [system] 'C'=end_of_file
   Fail: (202) [system] 'C'=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55fbb4538270), _1911038)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1912896)
   Exit: (204) [system] peek_char((0x55fbb4538270), 'C')
   Call: (204) [system] 'C'=(;)
   Fail: (204) [system] 'C'=(;)
   Call: (204) [system] 'C'=(/)
   Fail: (204) [system] 'C'=(/)
^  Call: (204) [user] is_like_space('C')
   Call: (205) [system] char_type('C', 'white')
   Fail: (205) [system] char_type('C', 'white')
   Call: (205) [system] char_type('C', end_of_line)
   Fail: (205) [system] char_type('C', end_of_line)
   Call: (205) [system] char_type('C', space)
   Fail: (205) [system] char_type('C', space)
   Call: (205) [system] char_type('C', cntrl)
   Fail: (205) [system] char_type('C', cntrl)
^  Fail: (204) [user] is_like_space('C')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] get_char((0x55fbb4538270), _1928906)
   Exit: (203) [system] get_char((0x55fbb4538270), 'C')
   Call: (203) [system] 'C'='('
   Fail: (203) [system] 'C'='('
   Call: (203) [system] 'C'='['
   Fail: (203) [system] 'C'='['
   Call: (203) [system] 'C'='{'
   Fail: (203) [system] 'C'='{'
   Call: (203) [system] 'C'='"'
   Fail: (203) [system] 'C'='"'
   Call: (203) [system] 'C'=!
   Fail: (203) [system] 'C'=!
   Call: (203) [system] 'C'='\''
   Fail: (203) [system] 'C'='\''
   Call: (203) [system] 'C'='`'
   Fail: (203) [system] 'C'='`'
   Call: (203) [system] 'C'=end_of_file
   Fail: (203) [system] 'C'=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55fbb4538270), 'C', _1911038)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1946548)
   Call: (205) [system] peek_char((0x55fbb4538270), _1947482)
   Exit: (205) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (205) [user] is_delimiter(' ')
   Call: (206) [system] char_type(' ', space)
   Exit: (206) [system] char_type(' ', space)
^  Exit: (205) [user] is_delimiter(' ')
   Call: (205) [system] _1946548=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (204) [user] classify_and_convert_charseq(['C'], _1911038)
^  Call: (205) [user] classify_and_convert_charseq_(['C'], _1956766)
^  Call: (207) [system] setup_call_cleanup('$notrace'(_1957718, _1957720), once(user:catch(read_from_chars(['C'], _1956766), _1957700, fail)), '$restore_trace'(_1957718, _1957720))
^  Call: (208) [system] sig_atomic(system:'$notrace'(_1957718, _1957720))
^  Exit: (207) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1956766), _1957700, fail)), system:'$restore_trace'(3, -1))
   Call: (206) [system] atomic(_1956766)
   Fail: (206) [system] atomic(_1956766)
   Call: (206) [system] atom_chars(_1956766, ['C'])
   Exit: (206) [system] atom_chars('C', ['C'])
^  Exit: (205) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (205) [system] integer('C')
   Fail: (205) [system] integer('C')
   Call: (205) [system] _1911038='C'
   Exit: (205) [system] 'C'='C'
^  Exit: (204) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (203) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (202) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _1971716)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1973574)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
   Call: (204) [system] ' '=(/)
   Fail: (204) [system] ' '=(/)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55fbb4538270), _1983168)
   Exit: (204) [system] get_char((0x55fbb4538270), ' ')
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1985872)
   Exit: (205) [system] peek_char((0x55fbb4538270), 'D')
   Call: (205) [system] 'D'=(;)
   Fail: (205) [system] 'D'=(;)
   Call: (205) [system] 'D'=(/)
   Fail: (205) [system] 'D'=(/)
^  Call: (205) [user] is_like_space('D')
   Call: (206) [system] char_type('D', 'white')
   Fail: (206) [system] char_type('D', 'white')
   Call: (206) [system] char_type('D', end_of_line)
   Fail: (206) [system] char_type('D', end_of_line)
   Call: (206) [system] char_type('D', space)
   Fail: (206) [system] char_type('D', space)
   Call: (206) [system] char_type('D', cntrl)
   Fail: (206) [system] char_type('D', cntrl)
^  Fail: (205) [user] is_like_space('D')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _2002806)
   Exit: (203) [system] peek_char((0x55fbb4538270), 'D')
   Call: (203) [system] 'D'=')'
   Fail: (203) [system] 'D'=')'
   Call: (203) [system] 'D'=end_of_file
   Fail: (203) [system] 'D'=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55fbb4538270), _2008376)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _2010234)
   Exit: (205) [system] peek_char((0x55fbb4538270), 'D')
   Call: (205) [system] 'D'=(;)
   Fail: (205) [system] 'D'=(;)
   Call: (205) [system] 'D'=(/)
   Fail: (205) [system] 'D'=(/)
^  Call: (205) [user] is_like_space('D')
   Call: (206) [system] char_type('D', 'white')
   Fail: (206) [system] char_type('D', 'white')
   Call: (206) [system] char_type('D', end_of_line)
   Fail: (206) [system] char_type('D', end_of_line)
   Call: (206) [system] char_type('D', space)
   Fail: (206) [system] char_type('D', space)
   Call: (206) [system] char_type('D', cntrl)
   Fail: (206) [system] char_type('D', cntrl)
^  Fail: (205) [user] is_like_space('D')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] get_char((0x55fbb4538270), _2026244)
   Exit: (204) [system] get_char((0x55fbb4538270), 'D')
   Call: (204) [system] 'D'='('
   Fail: (204) [system] 'D'='('
   Call: (204) [system] 'D'='['
   Fail: (204) [system] 'D'='['
   Call: (204) [system] 'D'='{'
   Fail: (204) [system] 'D'='{'
   Call: (204) [system] 'D'='"'
   Fail: (204) [system] 'D'='"'
   Call: (204) [system] 'D'=!
   Fail: (204) [system] 'D'=!
   Call: (204) [system] 'D'='\''
   Fail: (204) [system] 'D'='\''
   Call: (204) [system] 'D'='`'
   Fail: (204) [system] 'D'='`'
   Call: (204) [system] 'D'=end_of_file
   Fail: (204) [system] 'D'=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55fbb4538270), 'D', _2008376)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _2043886)
   Call: (206) [system] peek_char((0x55fbb4538270), _2044820)
   Exit: (206) [system] peek_char((0x55fbb4538270), ')')
^  Call: (206) [user] is_delimiter(')')
   Call: (207) [system] char_type(')', space)
   Fail: (207) [system] char_type(')', space)
   Call: (207) [system] arg(_2049540, v('(', ')', end_of_file), ')')
   Exit: (207) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (206) [user] is_delimiter(')')
   Call: (206) [system] _2043886=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (205) [user] classify_and_convert_charseq(['D'], _2008376)
^  Call: (206) [user] classify_and_convert_charseq_(['D'], _2055976)
^  Call: (208) [system] setup_call_cleanup('$notrace'(_2056928, _2056930), once(user:catch(read_from_chars(['D'], _2055976), _2056910, fail)), '$restore_trace'(_2056928, _2056930))
^  Call: (209) [system] sig_atomic(system:'$notrace'(_2056928, _2056930))
^  Exit: (208) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _2055976), _2056910, fail)), system:'$restore_trace'(3, -1))
   Call: (207) [system] atomic(_2055976)
   Fail: (207) [system] atomic(_2055976)
   Call: (207) [system] atom_chars(_2055976, ['D'])
   Exit: (207) [system] atom_chars('D', ['D'])
^  Exit: (206) [user] classify_and_convert_charseq_(['D'], 'D')
   Call: (206) [system] integer('D')
   Fail: (206) [system] integer('D')
   Call: (206) [system] _2008376='D'
   Exit: (206) [system] 'D'='D'
^  Exit: (205) [user] classify_and_convert_charseq(['D'], 'D')
^  Exit: (204) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'D')
^  Exit: (203) [user] cont_sexpr(')', (0x55fbb4538270), 'D')
^  Call: (203) [user] read_list(')', (0x55fbb4538270), _2070926)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _2072784)
   Exit: (205) [system] peek_char((0x55fbb4538270), ')')
   Call: (205) [system] ')'=(;)
   Fail: (205) [system] ')'=(;)
   Call: (205) [system] ')'=(/)
   Fail: (205) [system] ')'=(/)
^  Call: (205) [user] is_like_space(')')
   Call: (206) [system] char_type(')', 'white')
   Fail: (206) [system] char_type(')', 'white')
   Call: (206) [system] char_type(')', end_of_line)
   Fail: (206) [system] char_type(')', end_of_line)
   Call: (206) [system] char_type(')', space)
   Fail: (206) [system] char_type(')', space)
   Call: (206) [system] char_type(')', cntrl)
   Fail: (206) [system] char_type(')', cntrl)
^  Fail: (205) [user] is_like_space(')')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _2088794)
   Exit: (204) [system] peek_char((0x55fbb4538270), ')')
   Call: (204) [system] ')'=')'
   Exit: (204) [system] ')'=')'
   Call: (204) [system] get_char((0x55fbb4538270), _2092584)
   Exit: (204) [system] get_char((0x55fbb4538270), ')')
   Call: (204) [system] _2070926=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_list(')', (0x55fbb4538270), [])
   Call: (203) [system] _3592=['D']
   Exit: (203) [system] ['D']=['D']
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), ['D'])
   Call: (202) [system] _3586=['C', 'D']
   Exit: (202) [system] ['C', 'D']=['C', 'D']
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), ['C', 'D'])
   Call: (201) [system] _3578=['OrLink', 'C', 'D']
   Exit: (201) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _13272)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _15130)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _24724)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _27428)
   Exit: (202) [system] peek_char((0x55fbb4538270), 'E')
   Call: (202) [system] 'E'=(;)
   Fail: (202) [system] 'E'=(;)
   Call: (202) [system] 'E'=(/)
   Fail: (202) [system] 'E'=(/)
^  Call: (202) [user] is_like_space('E')
   Call: (203) [system] char_type('E', 'white')
   Fail: (203) [system] char_type('E', 'white')
   Call: (203) [system] char_type('E', end_of_line)
   Fail: (203) [system] char_type('E', end_of_line)
   Call: (203) [system] char_type('E', space)
   Fail: (203) [system] char_type('E', space)
   Call: (203) [system] char_type('E', cntrl)
   Fail: (203) [system] char_type('E', cntrl)
^  Fail: (202) [user] is_like_space('E')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _44362)
   Exit: (200) [system] peek_char((0x55fbb4538270), 'E')
   Call: (200) [system] 'E'=')'
   Fail: (200) [system] 'E'=')'
   Call: (200) [system] 'E'=end_of_file
   Fail: (200) [system] 'E'=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _49932)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _51790)
   Exit: (202) [system] peek_char((0x55fbb4538270), 'E')
   Call: (202) [system] 'E'=(;)
   Fail: (202) [system] 'E'=(;)
   Call: (202) [system] 'E'=(/)
   Fail: (202) [system] 'E'=(/)
^  Call: (202) [user] is_like_space('E')
   Call: (203) [system] char_type('E', 'white')
   Fail: (203) [system] char_type('E', 'white')
   Call: (203) [system] char_type('E', end_of_line)
   Fail: (203) [system] char_type('E', end_of_line)
   Call: (203) [system] char_type('E', space)
   Fail: (203) [system] char_type('E', space)
   Call: (203) [system] char_type('E', cntrl)
   Fail: (203) [system] char_type('E', cntrl)
^  Fail: (202) [user] is_like_space('E')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _67800)
   Exit: (201) [system] get_char((0x55fbb4538270), 'E')
   Call: (201) [system] 'E'='('
   Fail: (201) [system] 'E'='('
   Call: (201) [system] 'E'='['
   Fail: (201) [system] 'E'='['
   Call: (201) [system] 'E'='{'
   Fail: (201) [system] 'E'='{'
   Call: (201) [system] 'E'='"'
   Fail: (201) [system] 'E'='"'
   Call: (201) [system] 'E'=!
   Fail: (201) [system] 'E'=!
   Call: (201) [system] 'E'='\''
   Fail: (201) [system] 'E'='\''
   Call: (201) [system] 'E'='`'
   Fail: (201) [system] 'E'='`'
   Call: (201) [system] 'E'=end_of_file
   Fail: (201) [system] 'E'=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), 'E', _49932)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _85442)
   Call: (203) [system] peek_char((0x55fbb4538270), _86376)
   Exit: (203) [system] peek_char((0x55fbb4538270), ')')
^  Call: (203) [user] is_delimiter(')')
   Call: (204) [system] char_type(')', space)
   Fail: (204) [system] char_type(')', space)
   Call: (204) [system] arg(_91096, v('(', ')', end_of_file), ')')
   Exit: (204) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (203) [user] is_delimiter(')')
   Call: (203) [system] _85442=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (202) [user] classify_and_convert_charseq(['E'], _49932)
^  Call: (203) [user] classify_and_convert_charseq_(['E'], _97532)
^  Call: (205) [system] setup_call_cleanup('$notrace'(_98484, _98486), once(user:catch(read_from_chars(['E'], _97532), _98466, fail)), '$restore_trace'(_98484, _98486))
^  Call: (206) [system] sig_atomic(system:'$notrace'(_98484, _98486))
^  Exit: (205) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _97532), _98466, fail)), system:'$restore_trace'(3, -1))
   Call: (204) [system] atomic(_97532)
   Fail: (204) [system] atomic(_97532)
   Call: (204) [system] atom_chars(_97532, ['E'])
   Exit: (204) [system] atom_chars('E', ['E'])
^  Exit: (203) [user] classify_and_convert_charseq_(['E'], 'E')
   Call: (203) [system] integer('E')
   Fail: (203) [system] integer('E')
   Call: (203) [system] _49932='E'
   Exit: (203) [system] 'E'='E'
^  Exit: (202) [user] classify_and_convert_charseq(['E'], 'E')
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), 'E', 'E')
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), 'E')
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _112482)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _114340)
   Exit: (202) [system] peek_char((0x55fbb4538270), ')')
   Call: (202) [system] ')'=(;)
   Fail: (202) [system] ')'=(;)
   Call: (202) [system] ')'=(/)
   Fail: (202) [system] ')'=(/)
^  Call: (202) [user] is_like_space(')')
   Call: (203) [system] char_type(')', 'white')
   Fail: (203) [system] char_type(')', 'white')
   Call: (203) [system] char_type(')', end_of_line)
   Fail: (203) [system] char_type(')', end_of_line)
   Call: (203) [system] char_type(')', space)
   Fail: (203) [system] char_type(')', space)
   Call: (203) [system] char_type(')', cntrl)
   Fail: (203) [system] char_type(')', cntrl)
^  Fail: (202) [user] is_like_space(')')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _130350)
   Exit: (201) [system] peek_char((0x55fbb4538270), ')')
   Call: (201) [system] ')'=')'
   Exit: (201) [system] ')'=')'
   Call: (201) [system] get_char((0x55fbb4538270), _134140)
   Exit: (201) [system] get_char((0x55fbb4538270), ')')
   Call: (201) [system] _112482=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [])
   Call: (200) [system] _13272=['E']
   Exit: (200) [system] ['E']=['E']
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), ['E'])
   Call: (199) [system] _3574=[['OrLink', 'C', 'D'], 'E']
   Exit: (199) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [['OrLink', 'C', 'D'], 'E'])
   Call: (198) [system] _3566=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (198) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (196) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _148022)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _149880)
   Exit: (198) [system] peek_char((0x55fbb4538270), ')')
   Call: (198) [system] ')'=(;)
   Fail: (198) [system] ')'=(;)
   Call: (198) [system] ')'=(/)
   Fail: (198) [system] ')'=(/)
^  Call: (198) [user] is_like_space(')')
   Call: (199) [system] char_type(')', 'white')
   Fail: (199) [system] char_type(')', 'white')
   Call: (199) [system] char_type(')', end_of_line)
   Fail: (199) [system] char_type(')', end_of_line)
   Call: (199) [system] char_type(')', space)
   Fail: (199) [system] char_type(')', space)
   Call: (199) [system] char_type(')', cntrl)
   Fail: (199) [system] char_type(')', cntrl)
^  Fail: (198) [user] is_like_space(')')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _165890)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
   Call: (197) [system] ')'=')'
   Exit: (197) [system] ')'=')'
   Call: (197) [system] get_char((0x55fbb4538270), _169680)
   Exit: (197) [system] get_char((0x55fbb4538270), ')')
   Call: (197) [system] _148022=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [])
   Call: (196) [system] _3562=[['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (196) [system] [['Implication', ['OrLink', 'C', 'D'], 'E']]=[['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (195) [system] _3556=[cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (195) [system] [cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]=[cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [cde, ['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (194) [system] _3548=[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (194) [system] [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]=[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _183562)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _185420)
   Exit: (194) [system] peek_char((0x55fbb4538270), ')')
   Call: (194) [system] ')'=(;)
   Fail: (194) [system] ')'=(;)
   Call: (194) [system] ')'=(/)
   Fail: (194) [system] ')'=(/)
^  Call: (194) [user] is_like_space(')')
   Call: (195) [system] char_type(')', 'white')
   Fail: (195) [system] char_type(')', 'white')
   Call: (195) [system] char_type(')', end_of_line)
   Fail: (195) [system] char_type(')', end_of_line)
   Call: (195) [system] char_type(')', space)
   Fail: (195) [system] char_type(')', space)
   Call: (195) [system] char_type(')', cntrl)
   Fail: (195) [system] char_type(')', cntrl)
^  Fail: (194) [user] is_like_space(')')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _201430)
   Exit: (193) [system] peek_char((0x55fbb4538270), ')')
   Call: (193) [system] ')'=')'
   Exit: (193) [system] ')'=')'
   Call: (193) [system] get_char((0x55fbb4538270), _205220)
   Exit: (193) [system] get_char((0x55fbb4538270), ')')
   Call: (193) [system] _183562=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [])
   Call: (192) [system] _3544=[[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (192) [system] [[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), [[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (191) [system] _3484=[[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (191) [system] [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (190) [user] read_list(')', (0x55fbb4538270), [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (190) [system] _3460=[[:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (190) [system] [[:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[[:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (189) [user] read_list(')', (0x55fbb4538270), [[:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (189) [system] _3434=[[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (189) [system] [[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (188) [user] read_list(')', (0x55fbb4538270), [[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Exit: (187) [user] cont_sexpr(')', (0x55fbb4538270), [[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Call: (187) [user] read_list(')', (0x55fbb4538270), _221896)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _223754)
   Exit: (189) [system] peek_char((0x55fbb4538270), ')')
   Call: (189) [system] ')'=(;)
   Fail: (189) [system] ')'=(;)
   Call: (189) [system] ')'=(/)
   Fail: (189) [system] ')'=(/)
^  Call: (189) [user] is_like_space(')')
   Call: (190) [system] char_type(')', 'white')
   Fail: (190) [system] char_type(')', 'white')
   Call: (190) [system] char_type(')', end_of_line)
   Fail: (190) [system] char_type(')', end_of_line)
   Call: (190) [system] char_type(')', space)
   Fail: (190) [system] char_type(')', space)
   Call: (190) [system] char_type(')', cntrl)
   Fail: (190) [system] char_type(')', cntrl)
^  Fail: (189) [user] is_like_space(')')
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _239764)
   Exit: (188) [system] peek_char((0x55fbb4538270), ')')
   Call: (188) [system] ')'=')'
   Exit: (188) [system] ')'=')'
   Call: (188) [system] get_char((0x55fbb4538270), _243554)
   Exit: (188) [system] get_char((0x55fbb4538270), ')')
   Call: (188) [system] _221896=[]
   Exit: (188) [system] []=[]
^  Exit: (187) [user] read_list(')', (0x55fbb4538270), [])
   Call: (187) [system] _3430=[[[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
   Exit: (187) [system] [[[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]=[[[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
^  Exit: (186) [user] read_list(')', (0x55fbb4538270), [[[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
   Call: (186) [system] _3368=[[synthesize, [:, _term, _type], kb, rb, 'Z'], [[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
   Exit: (186) [system] [[synthesize, [:, _term, _type], kb, rb, 'Z'], [[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]=[[synthesize, [:, _term, _type], kb, rb, 'Z'], [[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
^  Exit: (185) [user] read_list(')', (0x55fbb4538270), [[synthesize, [:, _term, _type], kb, rb, 'Z'], [[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
   Call: (185) [system] _3360=[assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, 'Z'], [[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
   Exit: (185) [system] [assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, 'Z'], [[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]=[assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, 'Z'], [[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
^  Exit: (184) [user] read_list(')', (0x55fbb4538270), [assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, 'Z'], [[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
^  Exit: (183) [user] cont_sexpr(')', (0x55fbb4538270), [assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, 'Z'], [[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
^  Exit: (182) [user] read_sexpr((0x55fbb4538270), [assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, 'Z'], [[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
   Call: (182) [system] _3324=exec([assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, 'Z'], [[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
   Exit: (182) [system] exec([assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, 'Z'], [[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]])=exec([assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, 'Z'], [[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
^  Exit: (181) [user] cont_sexpr(')', (0x55fbb4538270), exec([assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, 'Z'], [[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]))
^  Exit: (180) [user] read_sexpr((0x55fbb4538270), exec([assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, 'Z'], [[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]))
^  Call: (180) [user] assertz(metta_file_comment(155, 0, 7568, exec([assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, 'Z'], [[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]), '$stream_position'(7568, 155, 0, 7568)))
^  Exit: (180) [user] assertz(metta_file_comment(155, 0, 7568, exec([assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, 'Z'], [[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]), '$stream_position'(7568, 155, 0, 7568)))
^  Exit: (178) [system] once(user:(read_position((0x55fbb4538270), 155, 0, 7568, '$stream_position'(7568, 155, 0, 7568)), read_sexpr((0x55fbb4538270), exec([assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, 'Z'], [[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]])), assertz(metta_file_comment(155, 0, 7568, exec([assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, 'Z'], [[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]), '$stream_position'(7568, 155, 0, 7568)))))
   Call: (178) [system] fail
^  Call: (178) [user] retract(metta_file_comment(_265792, _265794, _265796, _265798, _265800))
^  Exit: (178) [user] retract(metta_file_comment(83, 0, 3311, '$COMMENT'(";; Quintenary rule", 83, 0), '$stream_position'(3311, 83, 0, 3311)))
^  Call: (178) [user] trly(untyped_to_metta, '$COMMENT'(";; Quintenary rule", 83, 0), _3084)
^  Call: (179) [user] once(call(untyped_to_metta, '$COMMENT'(";; Quintenary rule", 83, 0), _268628))
^  Call: (180) [user] call(untyped_to_metta, '$COMMENT'(";; Quintenary rule", 83, 0), _268628)
^  Call: (181) [user] untyped_to_metta('$COMMENT'(";; Quintenary rule", 83, 0), _268628)
^  Call: (182) [user] must_det_ll(trly(mfix_vars1, '$COMMENT'(";; Quintenary rule", 83, 0), _271444))
^  Call: (183) [user] once(user:trly(mfix_vars1, '$COMMENT'(";; Quintenary rule", 83, 0), _271444))
^  Call: (184) [user] trly(mfix_vars1, '$COMMENT'(";; Quintenary rule", 83, 0), _271444)
^  Call: (185) [user] once(call(mfix_vars1, '$COMMENT'(";; Quintenary rule", 83, 0), _274244))
^  Call: (186) [user] call(mfix_vars1, '$COMMENT'(";; Quintenary rule", 83, 0), _274244)
^  Call: (187) [user] mfix_vars1('$COMMENT'(";; Quintenary rule", 83, 0), _274244)
   Call: (188) [system] var('$COMMENT'(";; Quintenary rule", 83, 0))
   Call: (188) [system] atom('$COMMENT'(";; Quintenary rule", 83, 0))
   Call: (188) [system] '$COMMENT'(";; Quintenary rule", 83, 0)==true
   Call: (188) [system] '$COMMENT'(";; Quintenary rule", 83, 0)==false
   Call: (188) [system] '$COMMENT'(";; Quintenary rule", 83, 0)==[_280764, _280770]
   Call: (188) [system] is_list('$COMMENT'(";; Quintenary rule", 83, 0))
   Call: (188) [system] string('$COMMENT'(";; Quintenary rule", 83, 0))
   Call: (188) [system] compound('$COMMENT'(";; Quintenary rule", 83, 0))
   Exit: (188) [system] compound('$COMMENT'(";; Quintenary rule", 83, 0))
   Call: (188) [system] compound_name_arguments('$COMMENT'(";; Quintenary rule", 83, 0), _285398, _285400)
   Exit: (188) [system] compound_name_arguments('$COMMENT'(";; Quintenary rule", 83, 0), '$COMMENT', [";; Quintenary rule", 83, 0])
   Call: (188) [system] '$COMMENT'\=='$VAR'
   Exit: (188) [system] '$COMMENT'\=='$VAR'
^  Call: (188) [user] apply:maplist(mfix_vars1, [";; Quintenary rule", 83, 0], _289140)
   Call: (189) [apply] apply:maplist_([";; Quintenary rule", 83, 0], _289140, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1(";; Quintenary rule", _291020)
   Call: (191) [system] var(";; Quintenary rule")
   Call: (191) [system] atom(";; Quintenary rule")
   Call: (191) [system] ";; Quintenary rule"==true
   Call: (191) [system] ";; Quintenary rule"==false
   Call: (191) [system] ";; Quintenary rule"==[_295662, _295668]
   Call: (191) [system] is_list(";; Quintenary rule")
   Call: (191) [system] string(";; Quintenary rule")
   Exit: (191) [system] string(";; Quintenary rule")
^  Call: (191) [user] string_to_syms
   Call: (192) [system] fail
   Call: (191) [system] compound(";; Quintenary rule")
^  Call: (191) [user] symbol(";; Quintenary rule")
   Call: (192) [system] atom(";; Quintenary rule")
   Fail: (192) [system] atom(";; Quintenary rule")
^  Fail: (191) [user] symbol(";; Quintenary rule")
   Call: (191) [system] ";; Quintenary rule"=_291020
   Exit: (191) [system] ";; Quintenary rule"=";; Quintenary rule"
^  Exit: (190) [user] mfix_vars1(";; Quintenary rule", ";; Quintenary rule")
   Call: (190) [apply] apply:maplist_([83, 0], _291022, user:mfix_vars1)
^  Call: (191) [user] mfix_vars1(83, _309542)
   Call: (192) [system] var(83)
   Call: (192) [system] atom(83)
   Call: (192) [system] 83==true
   Call: (192) [system] 83==false
   Call: (192) [system] 83==[_314184, _314190]
   Call: (192) [system] is_list(83)
   Call: (192) [system] string(83)
   Call: (192) [system] compound(83)
^  Call: (192) [user] symbol(83)
   Call: (193) [system] atom(83)
   Fail: (193) [system] atom(83)
^  Fail: (192) [user] symbol(83)
   Call: (192) [system] 83=_309542
   Exit: (192) [system] 83=83
^  Exit: (191) [user] mfix_vars1(83, 83)
   Call: (191) [apply] apply:maplist_([0], _309544, user:mfix_vars1)
^  Call: (192) [user] mfix_vars1(0, _325308)
   Call: (193) [system] var(0)
   Call: (193) [system] atom(0)
   Call: (193) [system] 0==true
   Call: (193) [system] 0==false
   Call: (193) [system] 0==[_329950, _329956]
   Call: (193) [system] is_list(0)
   Call: (193) [system] string(0)
   Call: (193) [system] compound(0)
^  Call: (193) [user] symbol(0)
   Call: (194) [system] atom(0)
   Fail: (194) [system] atom(0)
^  Fail: (193) [user] symbol(0)
   Call: (193) [system] 0=_325308
   Exit: (193) [system] 0=0
^  Exit: (192) [user] mfix_vars1(0, 0)
   Call: (192) [apply] apply:maplist_([], _325310, user:mfix_vars1)
   Exit: (192) [apply] apply:maplist_([], [], user:mfix_vars1)
   Exit: (191) [apply] apply:maplist_([0], [0], user:mfix_vars1)
   Exit: (190) [apply] apply:maplist_([83, 0], [83, 0], user:mfix_vars1)
   Exit: (189) [apply] apply:maplist_([";; Quintenary rule", 83, 0], [";; Quintenary rule", 83, 0], user:mfix_vars1)
^  Exit: (188) [apply] apply:maplist(user:mfix_vars1, [";; Quintenary rule", 83, 0], [";; Quintenary rule", 83, 0])
   Call: (188) [system] compound_name_arguments(_274244, '$COMMENT', [";; Quintenary rule", 83, 0])
   Exit: (188) [system] compound_name_arguments('$COMMENT'(";; Quintenary rule", 83, 0), '$COMMENT', [";; Quintenary rule", 83, 0])
^  Exit: (187) [user] mfix_vars1('$COMMENT'(";; Quintenary rule", 83, 0), '$COMMENT'(";; Quintenary rule", 83, 0))
^  Exit: (186) [system] call(user:mfix_vars1, '$COMMENT'(";; Quintenary rule", 83, 0), '$COMMENT'(";; Quintenary rule", 83, 0))
^  Exit: (185) [system] once(user:call(mfix_vars1, '$COMMENT'(";; Quintenary rule", 83, 0), '$COMMENT'(";; Quintenary rule", 83, 0)))
   Call: (185) [system] '$COMMENT'(";; Quintenary rule", 83, 0)\=@='$COMMENT'(";; Quintenary rule", 83, 0)
^  Exit: (184) [user] trly(mfix_vars1, '$COMMENT'(";; Quintenary rule", 83, 0), '$COMMENT'(";; Quintenary rule", 83, 0))
^  Exit: (183) [system] once(user:trly(mfix_vars1, '$COMMENT'(";; Quintenary rule", 83, 0), '$COMMENT'(";; Quintenary rule", 83, 0)))
^  Exit: (182) [user] must_det_ll(user:trly(mfix_vars1, '$COMMENT'(";; Quintenary rule", 83, 0), '$COMMENT'(";; Quintenary rule", 83, 0)))
^  Call: (182) [user] must_det_ll(trly(cons_to_c, '$COMMENT'(";; Quintenary rule", 83, 0), _354126))
^  Call: (183) [user] once(user:trly(cons_to_c, '$COMMENT'(";; Quintenary rule", 83, 0), _354126))
^  Call: (184) [user] trly(cons_to_c, '$COMMENT'(";; Quintenary rule", 83, 0), _354126)
^  Call: (185) [user] once(call(cons_to_c, '$COMMENT'(";; Quintenary rule", 83, 0), _356926))
^  Call: (186) [user] call(cons_to_c, '$COMMENT'(";; Quintenary rule", 83, 0), _356926)
^  Call: (187) [user] cons_to_c('$COMMENT'(";; Quintenary rule", 83, 0), _356926)
^  Call: (188) [user] no_cons_reduce
^  Exit: (188) [user] no_cons_reduce
^  Exit: (187) [user] cons_to_c('$COMMENT'(";; Quintenary rule", 83, 0), '$COMMENT'(";; Quintenary rule", 83, 0))
^  Exit: (186) [system] call(user:cons_to_c, '$COMMENT'(";; Quintenary rule", 83, 0), '$COMMENT'(";; Quintenary rule", 83, 0))
^  Exit: (185) [system] once(user:call(cons_to_c, '$COMMENT'(";; Quintenary rule", 83, 0), '$COMMENT'(";; Quintenary rule", 83, 0)))
   Call: (185) [system] '$COMMENT'(";; Quintenary rule", 83, 0)\=@='$COMMENT'(";; Quintenary rule", 83, 0)
^  Exit: (184) [user] trly(cons_to_c, '$COMMENT'(";; Quintenary rule", 83, 0), '$COMMENT'(";; Quintenary rule", 83, 0))
^  Exit: (183) [system] once(user:trly(cons_to_c, '$COMMENT'(";; Quintenary rule", 83, 0), '$COMMENT'(";; Quintenary rule", 83, 0)))
^  Exit: (182) [user] must_det_ll(user:trly(cons_to_c, '$COMMENT'(";; Quintenary rule", 83, 0), '$COMMENT'(";; Quintenary rule", 83, 0)))
^  Call: (182) [user] must_det_ll(trly(cons_to_l, '$COMMENT'(";; Quintenary rule", 83, 0), _268628))
^  Call: (183) [user] once(user:trly(cons_to_l, '$COMMENT'(";; Quintenary rule", 83, 0), _268628))
^  Call: (184) [user] trly(cons_to_l, '$COMMENT'(";; Quintenary rule", 83, 0), _268628)
^  Call: (185) [user] once(call(cons_to_l, '$COMMENT'(";; Quintenary rule", 83, 0), _370884))
^  Call: (186) [user] call(cons_to_l, '$COMMENT'(";; Quintenary rule", 83, 0), _370884)
^  Call: (187) [user] cons_to_l('$COMMENT'(";; Quintenary rule", 83, 0), _370884)
^  Call: (188) [user] no_cons_reduce
^  Exit: (188) [user] no_cons_reduce
^  Exit: (187) [user] cons_to_l('$COMMENT'(";; Quintenary rule", 83, 0), '$COMMENT'(";; Quintenary rule", 83, 0))
^  Exit: (186) [system] call(user:cons_to_l, '$COMMENT'(";; Quintenary rule", 83, 0), '$COMMENT'(";; Quintenary rule", 83, 0))
^  Exit: (185) [system] once(user:call(cons_to_l, '$COMMENT'(";; Quintenary rule", 83, 0), '$COMMENT'(";; Quintenary rule", 83, 0)))
   Call: (185) [system] '$COMMENT'(";; Quintenary rule", 83, 0)\=@='$COMMENT'(";; Quintenary rule", 83, 0)
^  Exit: (184) [user] trly(cons_to_l, '$COMMENT'(";; Quintenary rule", 83, 0), '$COMMENT'(";; Quintenary rule", 83, 0))
^  Exit: (183) [system] once(user:trly(cons_to_l, '$COMMENT'(";; Quintenary rule", 83, 0), '$COMMENT'(";; Quintenary rule", 83, 0)))
^  Exit: (182) [user] must_det_ll(user:trly(cons_to_l, '$COMMENT'(";; Quintenary rule", 83, 0), '$COMMENT'(";; Quintenary rule", 83, 0)))
^  Exit: (181) [user] untyped_to_metta('$COMMENT'(";; Quintenary rule", 83, 0), '$COMMENT'(";; Quintenary rule", 83, 0))
^  Exit: (180) [system] call(user:untyped_to_metta, '$COMMENT'(";; Quintenary rule", 83, 0), '$COMMENT'(";; Quintenary rule", 83, 0))
^  Exit: (179) [system] once(user:call(untyped_to_metta, '$COMMENT'(";; Quintenary rule", 83, 0), '$COMMENT'(";; Quintenary rule", 83, 0)))
   Call: (179) [system] '$COMMENT'(";; Quintenary rule", 83, 0)\=@='$COMMENT'(";; Quintenary rule", 83, 0)
^  Exit: (178) [user] trly(untyped_to_metta, '$COMMENT'(";; Quintenary rule", 83, 0), '$COMMENT'(";; Quintenary rule", 83, 0))
^  Exit: (177) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; Quintenary rule", 83, 0))
   Call: (177) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; Quintenary rule", 83, 0))))
   Exit: (177) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; Quintenary rule", 83, 0))))
^  Exit: (176) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";; Quintenary rule", 83, 0))
^  Exit: (175) [user] parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";; Quintenary rule", 83, 0))
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";; Quintenary rule", 83, 0))
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; Quintenary rule", 83, 0))
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; Quintenary rule", 83, 0))))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55fbb4538270), '$COMMENT'(";; Quintenary rule", 83, 0))))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), '$COMMENT'(";; Quintenary rule", 83, 0))
^  Exit: (171) [user] read_sform((0x55fbb4538270), '$COMMENT'(";; Quintenary rule", 83, 0))
^  Exit: (170) [system] once(user:read_sform((0x55fbb4538270), '$COMMENT'(";; Quintenary rule", 83, 0)))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55fbb4538270), '$COMMENT'(";; Quintenary rule", 83, 0)))
   Call: (169) [system] '$COMMENT'(";; Quintenary rule", 83, 0)==end_of_file
   Fail: (169) [system] '$COMMENT'(";; Quintenary rule", 83, 0)==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1727480719.3973036), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480719.3973036), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Quintenary rule", 83, 0)), 153]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";; Quintenary rule", 83, 0), nthesize_long_1727480696_9164743, 153)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1727480719.3973036), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480719.3973036), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Quintenary rule", 83, 0)), 153]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1727480720.1906953)
   Call: (173) [system] arg(1, t(1727480719.3973036), _3148)
   Exit: (173) [system] arg(1, t(1727480719.3973036), 1727480719.3973036)
   Call: (173) [system] _3158 is 1727480720.1906953-1727480719.3973036
   Exit: (173) [system] 0.7933917045593262 is 1727480720.1906953-1727480719.3973036
   Call: (173) [system] 0.7933917045593262>4
   Fail: (173) [system] 0.7933917045593262>4
^  Exit: (171) [user] if_t((get_time(_3134), arg(1, t(1727480719.3973036), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480719.3973036), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Quintenary rule", 83, 0)), 153]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 26)
   Call: (175) [system] atom(26+1)
   Call: (175) [system] set_flag(translated_forms, 27)
   Exit: (175) [system] set_flag(translated_forms, 27)
   Exit: (174) [$syspreds] update_flag(translated_forms, 26, 26+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 26, 26+1))
   Exit: (171) [$syspreds] flag(translated_forms, 26, 26+1)
^  Call: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";; Quintenary rule", 83, 0), nthesize_long_1727480696_9164743, 153)
^  Call: (172) [user] format((0x55fbb44dfd70), "/* ~w */~n", [";; Quintenary rule"])
^  Exit: (172) [user] format((0x55fbb44dfd70), "/* ~w */~n", [";; Quintenary rule"])
^  Exit: (171) [user] write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";; Quintenary rule", 83, 0), nthesize_long_1727480696_9164743, 153)
^  Exit: (169) [system] once(user:(if_t((get_time(_3134), arg(1, t(1727480719.3973036), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1727480719.3973036), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Quintenary rule", 83, 0)), 153]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 26, 26+1), write_metta_datalog_term((0x55fbb44dfd70), '$COMMENT'(";; Quintenary rule", 83, 0), nthesize_long_1727480696_9164743, 153)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55fbb4538270))
   Fail: (169) [system] at_end_of_stream((0x55fbb4538270))
^  Call: (169) [user] must_det_ll(line_count((0x55fbb4538270), _3074))
^  Call: (170) [user] once(user:line_count((0x55fbb4538270), _3074))
   Call: (171) [system] line_count((0x55fbb4538270), _3074)
   Exit: (171) [system] line_count((0x55fbb4538270), 157)
^  Exit: (170) [system] once(user:line_count((0x55fbb4538270), 157))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55fbb4538270), 157))
^  Call: (169) [user] must_det_ll(read_sform((0x55fbb4538270), _3084))
^  Call: (170) [user] once(user:read_sform((0x55fbb4538270), _3084))
^  Call: (171) [user] read_sform((0x55fbb4538270), _3084)
   Call: (172) [system] string((0x55fbb4538270))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (173) [system] string((0x55fbb4538270))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (174) [system] at_end_of_stream((0x55fbb4538270))
   Call: (174) [system] peek_char((0x55fbb4538270), _446596)
   Exit: (174) [system] peek_char((0x55fbb4538270), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55fbb4538270), '\n')
   Exit: (174) [system] get_char((0x55fbb4538270), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55fbb4538270), _3084)
   Call: (175) [system] at_end_of_stream((0x55fbb4538270))
   Call: (175) [system] peek_char((0x55fbb4538270), _454018)
   Exit: (175) [system] peek_char((0x55fbb4538270), '\n')
   Call: (175) [system] char_type('\n', space)
   Exit: (175) [system] char_type('\n', space)
   Call: (175) [system] get_char((0x55fbb4538270), '\n')
   Exit: (175) [system] get_char((0x55fbb4538270), '\n')
^  Call: (175) [user] parse_sexpr_metta_IO((0x55fbb4538270), _3084)
   Call: (176) [system] at_end_of_stream((0x55fbb4538270))
   Call: (176) [system] peek_char((0x55fbb4538270), _461440)
   Exit: (176) [system] peek_char((0x55fbb4538270), ;)
   Call: (176) [system] char_type(;, space)
^  Call: (176) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
   Call: (177) [system] string((0x55fbb4538270))
^  Exit: (176) [user] use_new_parse_sexpr_metta_IO((0x55fbb4538270))
^  Call: (176) [user] new_parse_sexpr_metta_IO((0x55fbb4538270), _3084)
^  Call: (177) [user] new_parse_sexpr_metta_IO1((0x55fbb4538270), _3084)
   Call: (178) [system] at_end_of_stream((0x55fbb4538270))
   Call: (178) [system] peek_char((0x55fbb4538270), _469778)
   Exit: (178) [system] peek_char((0x55fbb4538270), ;)
   Call: (178) [system] char_type(;, space)
   Call: (178) [system] _472564=(0x55fbb4538270)
   Exit: (178) [system] (0x55fbb4538270)=(0x55fbb4538270)
^  Call: (178) [user] once((read_position((0x55fbb4538270), _474432, _474434, _474436, _474438), read_sexpr((0x55fbb4538270), _474450), assertz(metta_file_comment(_474432, _474434, _474436, _474450, _474438))))
^  Call: (180) [user] read_position((0x55fbb4538270), _474432, _474434, _474436, _474438)
   Call: (181) [system] stream_property((0x55fbb4538270), position(_474438))
   Call: (182) [system] nonvar((0x55fbb4538270))
   Exit: (182) [system] nonvar((0x55fbb4538270))
   Call: (182) [system] nonvar(position(_474438))
   Exit: (182) [system] nonvar(position(_474438))
   Exit: (181) [system] stream_property((0x55fbb4538270), position('$stream_position'(7727, 159, 0, 7727)))
   Call: (181) [$syspreds] stream_position_data(line_count, '$stream_position'(7727, 159, 0, 7727), _474432)
   Call: (182) [system] nonvar(line_count)
   Exit: (182) [system] nonvar(line_count)
   Call: (182) [$syspreds] stream_position_field(line_count, _484690)
   Exit: (182) [$syspreds] stream_position_field(line_count, 2)
   Call: (182) [system] arg(2, '$stream_position'(7727, 159, 0, 7727), _474432)
   Exit: (182) [system] arg(2, '$stream_position'(7727, 159, 0, 7727), 159)
   Exit: (181) [$syspreds] stream_position_data(line_count, '$stream_position'(7727, 159, 0, 7727), 159)
   Call: (181) [$syspreds] stream_position_data(line_position, '$stream_position'(7727, 159, 0, 7727), _474434)
   Call: (182) [system] nonvar(line_position)
   Exit: (182) [system] nonvar(line_position)
   Call: (182) [$syspreds] stream_position_field(line_position, _492124)
   Exit: (182) [$syspreds] stream_position_field(line_position, 3)
   Call: (182) [system] arg(3, '$stream_position'(7727, 159, 0, 7727), _474434)
   Exit: (182) [system] arg(3, '$stream_position'(7727, 159, 0, 7727), 0)
   Exit: (181) [$syspreds] stream_position_data(line_position, '$stream_position'(7727, 159, 0, 7727), 0)
   Call: (181) [$syspreds] stream_position_data(char_count, '$stream_position'(7727, 159, 0, 7727), _474436)
   Call: (182) [system] nonvar(char_count)
   Exit: (182) [system] nonvar(char_count)
   Call: (182) [$syspreds] stream_position_field(char_count, _499558)
   Exit: (182) [$syspreds] stream_position_field(char_count, 1)
   Call: (182) [system] arg(1, '$stream_position'(7727, 159, 0, 7727), _474436)
   Exit: (182) [system] arg(1, '$stream_position'(7727, 159, 0, 7727), 7727)
   Exit: (181) [$syspreds] stream_position_data(char_count, '$stream_position'(7727, 159, 0, 7727), 7727)
^  Exit: (180) [user] read_position((0x55fbb4538270), 159, 0, 7727, '$stream_position'(7727, 159, 0, 7727))
^  Call: (180) [user] read_sexpr((0x55fbb4538270), _474450)
   Call: (181) [system] string((0x55fbb4538270))
   Fail: (181) [system] string((0x55fbb4538270))
^  Call: (181) [user] cont_sexpr(')', (0x55fbb4538270), _474450)
^  Call: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (183) [system] peek_char((0x55fbb4538270), _509784)
   Exit: (183) [system] peek_char((0x55fbb4538270), ;)
   Call: (183) [system] (;)=(;)
   Exit: (183) [system] (;)=(;)
^  Call: (183) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (184) [user] read_position((0x55fbb4538270), _514422, _514424, _514426, _514428)
   Call: (185) [system] stream_property((0x55fbb4538270), position(_514428))
   Call: (186) [system] nonvar((0x55fbb4538270))
   Exit: (186) [system] nonvar((0x55fbb4538270))
   Call: (186) [system] nonvar(position(_514428))
   Exit: (186) [system] nonvar(position(_514428))
   Exit: (185) [system] stream_property((0x55fbb4538270), position('$stream_position'(7727, 159, 0, 7727)))
   Call: (185) [$syspreds] stream_position_data(line_count, '$stream_position'(7727, 159, 0, 7727), _514422)
   Call: (186) [system] nonvar(line_count)
   Exit: (186) [system] nonvar(line_count)
   Call: (186) [$syspreds] stream_position_field(line_count, _523716)
   Exit: (186) [$syspreds] stream_position_field(line_count, 2)
   Call: (186) [system] arg(2, '$stream_position'(7727, 159, 0, 7727), _514422)
   Exit: (186) [system] arg(2, '$stream_position'(7727, 159, 0, 7727), 159)
   Exit: (185) [$syspreds] stream_position_data(line_count, '$stream_position'(7727, 159, 0, 7727), 159)
   Call: (185) [$syspreds] stream_position_data(line_position, '$stream_position'(7727, 159, 0, 7727), _514424)
   Call: (186) [system] nonvar(line_position)
   Exit: (186) [system] nonvar(line_position)
   Call: (186) [$syspreds] stream_position_field(line_position, _531150)
   Exit: (186) [$syspreds] stream_position_field(line_position, 3)
   Call: (186) [system] arg(3, '$stream_position'(7727, 159, 0, 7727), _514424)
   Exit: (186) [system] arg(3, '$stream_position'(7727, 159, 0, 7727), 0)
   Exit: (185) [$syspreds] stream_position_data(line_position, '$stream_position'(7727, 159, 0, 7727), 0)
   Call: (185) [$syspreds] stream_position_data(char_count, '$stream_position'(7727, 159, 0, 7727), _514426)
   Call: (186) [system] nonvar(char_count)
   Exit: (186) [system] nonvar(char_count)
   Call: (186) [$syspreds] stream_position_field(char_count, _538584)
   Exit: (186) [$syspreds] stream_position_field(char_count, 1)
   Call: (186) [system] arg(1, '$stream_position'(7727, 159, 0, 7727), _514426)
   Exit: (186) [system] arg(1, '$stream_position'(7727, 159, 0, 7727), 7727)
   Exit: (185) [$syspreds] stream_position_data(char_count, '$stream_position'(7727, 159, 0, 7727), 7727)
^  Exit: (184) [user] read_position((0x55fbb4538270), 159, 0, 7727, '$stream_position'(7727, 159, 0, 7727))
   Call: (184) [read_util] read_util:read_line_to_string((0x55fbb4538270), _544178)
   Call: (185) [system] read_string((0x55fbb4538270), '\n', '\r', _545108, _545110)
   Exit: (185) [system] read_string((0x55fbb4538270), '\n', '\r', 10, ";; takes about 1 minute on rust")
   Call: (185) [system] 10\== -1
   Exit: (185) [system] 10\== -1
   Call: (185) [system] _544178=";; takes about 1 minute on rust"
   Exit: (185) [system] ";; takes about 1 minute on rust"=";; takes about 1 minute on rust"
   Exit: (184) [read_util] read_util:read_line_to_string((0x55fbb4538270), ";; takes about 1 minute on rust")
^  Call: (184) [user] assertz(metta_file_comment(159, 0, 7727, '$COMMENT'(";; takes about 1 minute on rust", 159, 0), '$stream_position'(7727, 159, 0, 7727)))
^  Exit: (184) [user] assertz(metta_file_comment(159, 0, 7727, '$COMMENT'(";; takes about 1 minute on rust", 159, 0), '$stream_position'(7727, 159, 0, 7727)))
^  Exit: (183) [user] read_single_line_comment((0x55fbb4538270))
^  Call: (183) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] peek_char((0x55fbb4538270), _555374)
   Exit: (184) [system] peek_char((0x55fbb4538270), !)
   Call: (184) [system] !=(;)
   Fail: (184) [system] !=(;)
   Call: (184) [system] !=(/)
   Fail: (184) [system] !=(/)
^  Call: (184) [user] is_like_space(!)
   Call: (185) [system] char_type(!, 'white')
   Fail: (185) [system] char_type(!, 'white')
   Call: (185) [system] char_type(!, end_of_line)
   Fail: (185) [system] char_type(!, end_of_line)
   Call: (185) [system] char_type(!, space)
   Fail: (185) [system] char_type(!, space)
   Call: (185) [system] char_type(!, cntrl)
   Fail: (185) [system] char_type(!, cntrl)
^  Fail: (184) [user] is_like_space(!)
^  Exit: (183) [user] skip_spaces((0x55fbb4538270))
^  Exit: (182) [user] skip_spaces((0x55fbb4538270))
   Call: (182) [system] get_char((0x55fbb4538270), _572308)
   Exit: (182) [system] get_char((0x55fbb4538270), !)
   Call: (182) [system] !='('
   Fail: (182) [system] !='('
   Call: (182) [system] !='['
   Fail: (182) [system] !='['
   Call: (182) [system] !='{'
   Fail: (182) [system] !='{'
   Call: (182) [system] !='"'
   Fail: (182) [system] !='"'
   Call: (182) [system] !=!
   Exit: (182) [system] !=!
^  Call: (182) [user] read_sexpr((0x55fbb4538270), _583446)
   Call: (183) [system] string((0x55fbb4538270))
   Fail: (183) [system] string((0x55fbb4538270))
^  Call: (183) [user] cont_sexpr(')', (0x55fbb4538270), _583446)
^  Call: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _588080)
   Exit: (185) [system] peek_char((0x55fbb4538270), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
   Call: (185) [system] '('=(/)
   Fail: (185) [system] '('=(/)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55fbb4538270))
   Call: (184) [system] get_char((0x55fbb4538270), _604090)
   Exit: (184) [system] get_char((0x55fbb4538270), '(')
   Call: (184) [system] '('='('
   Exit: (184) [system] '('='('
^  Call: (184) [user] read_list(')', (0x55fbb4538270), _583446)
^  Call: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _609660)
   Exit: (186) [system] peek_char((0x55fbb4538270), a)
   Call: (186) [system] a=(;)
   Fail: (186) [system] a=(;)
   Call: (186) [system] a=(/)
   Fail: (186) [system] a=(/)
^  Call: (186) [user] is_like_space(a)
   Call: (187) [system] char_type(a, 'white')
   Fail: (187) [system] char_type(a, 'white')
   Call: (187) [system] char_type(a, end_of_line)
   Fail: (187) [system] char_type(a, end_of_line)
   Call: (187) [system] char_type(a, space)
   Fail: (187) [system] char_type(a, space)
   Call: (187) [system] char_type(a, cntrl)
   Fail: (187) [system] char_type(a, cntrl)
^  Fail: (186) [user] is_like_space(a)
^  Exit: (185) [user] skip_spaces((0x55fbb4538270))
   Call: (185) [system] peek_char((0x55fbb4538270), _625670)
   Exit: (185) [system] peek_char((0x55fbb4538270), a)
   Call: (185) [system] a=')'
   Fail: (185) [system] a=')'
   Call: (185) [system] a=end_of_file
   Fail: (185) [system] a=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55fbb4538270), _631240)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _633098)
   Exit: (187) [system] peek_char((0x55fbb4538270), a)
   Call: (187) [system] a=(;)
   Fail: (187) [system] a=(;)
   Call: (187) [system] a=(/)
   Fail: (187) [system] a=(/)
^  Call: (187) [user] is_like_space(a)
   Call: (188) [system] char_type(a, 'white')
   Fail: (188) [system] char_type(a, 'white')
   Call: (188) [system] char_type(a, end_of_line)
   Fail: (188) [system] char_type(a, end_of_line)
   Call: (188) [system] char_type(a, space)
   Fail: (188) [system] char_type(a, space)
   Call: (188) [system] char_type(a, cntrl)
   Fail: (188) [system] char_type(a, cntrl)
^  Fail: (187) [user] is_like_space(a)
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] get_char((0x55fbb4538270), _649108)
   Exit: (186) [system] get_char((0x55fbb4538270), a)
   Call: (186) [system] a='('
   Fail: (186) [system] a='('
   Call: (186) [system] a='['
   Fail: (186) [system] a='['
   Call: (186) [system] a='{'
   Fail: (186) [system] a='{'
   Call: (186) [system] a='"'
   Fail: (186) [system] a='"'
   Call: (186) [system] a=!
   Fail: (186) [system] a=!
   Call: (186) [system] a='\''
   Fail: (186) [system] a='\''
   Call: (186) [system] a='`'
   Fail: (186) [system] a='`'
   Call: (186) [system] a=end_of_file
   Fail: (186) [system] a=end_of_file
^  Call: (186) [user] read_symbolic(')', (0x55fbb4538270), a, _631240)
^  Call: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), _666750)
   Call: (188) [system] peek_char((0x55fbb4538270), _667684)
   Exit: (188) [system] peek_char((0x55fbb4538270), s)
^  Call: (188) [user] is_delimiter(s)
   Call: (189) [system] char_type(s, space)
   Fail: (189) [system] char_type(s, space)
   Call: (189) [system] arg(_672404, v('(', ')', end_of_file), s)
   Fail: (189) [system] arg(_673336, v('(', ')', end_of_file), s)
^  Fail: (188) [user] is_delimiter(s)
   Call: (188) [system] ')'==s
   Fail: (188) [system] ')'==s
   Call: (188) [system] get_char((0x55fbb4538270), s)
   Exit: (188) [system] get_char((0x55fbb4538270), s)
   Call: (188) [system] s=(\)
   Fail: (188) [system] s=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), _680686)
   Call: (189) [system] peek_char((0x55fbb4538270), _681620)
   Exit: (189) [system] peek_char((0x55fbb4538270), s)
^  Call: (189) [user] is_delimiter(s)
   Call: (190) [system] char_type(s, space)
   Fail: (190) [system] char_type(s, space)
   Call: (190) [system] arg(_686340, v('(', ')', end_of_file), s)
   Fail: (190) [system] arg(_687272, v('(', ')', end_of_file), s)
^  Fail: (189) [user] is_delimiter(s)
   Call: (189) [system] ')'==s
   Fail: (189) [system] ')'==s
   Call: (189) [system] get_char((0x55fbb4538270), s)
   Exit: (189) [system] get_char((0x55fbb4538270), s)
   Call: (189) [system] s=(\)
   Fail: (189) [system] s=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), _694622)
   Call: (190) [system] peek_char((0x55fbb4538270), _695556)
   Exit: (190) [system] peek_char((0x55fbb4538270), e)
^  Call: (190) [user] is_delimiter(e)
   Call: (191) [system] char_type(e, space)
   Fail: (191) [system] char_type(e, space)
   Call: (191) [system] arg(_700276, v('(', ')', end_of_file), e)
   Fail: (191) [system] arg(_701208, v('(', ')', end_of_file), e)
^  Fail: (190) [user] is_delimiter(e)
   Call: (190) [system] ')'==e
   Fail: (190) [system] ')'==e
   Call: (190) [system] get_char((0x55fbb4538270), e)
   Exit: (190) [system] get_char((0x55fbb4538270), e)
   Call: (190) [system] e=(\)
   Fail: (190) [system] e=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _708558)
   Call: (191) [system] peek_char((0x55fbb4538270), _709492)
   Exit: (191) [system] peek_char((0x55fbb4538270), r)
^  Call: (191) [user] is_delimiter(r)
   Call: (192) [system] char_type(r, space)
   Fail: (192) [system] char_type(r, space)
   Call: (192) [system] arg(_714212, v('(', ')', end_of_file), r)
   Fail: (192) [system] arg(_715144, v('(', ')', end_of_file), r)
^  Fail: (191) [user] is_delimiter(r)
   Call: (191) [system] ')'==r
   Fail: (191) [system] ')'==r
   Call: (191) [system] get_char((0x55fbb4538270), r)
   Exit: (191) [system] get_char((0x55fbb4538270), r)
   Call: (191) [system] r=(\)
   Fail: (191) [system] r=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _722494)
   Call: (192) [system] peek_char((0x55fbb4538270), _723428)
   Exit: (192) [system] peek_char((0x55fbb4538270), t)
^  Call: (192) [user] is_delimiter(t)
   Call: (193) [system] char_type(t, space)
   Fail: (193) [system] char_type(t, space)
   Call: (193) [system] arg(_728148, v('(', ')', end_of_file), t)
   Fail: (193) [system] arg(_729080, v('(', ')', end_of_file), t)
^  Fail: (192) [user] is_delimiter(t)
   Call: (192) [system] ')'==t
   Fail: (192) [system] ')'==t
   Call: (192) [system] get_char((0x55fbb4538270), t)
   Exit: (192) [system] get_char((0x55fbb4538270), t)
   Call: (192) [system] t=(\)
   Fail: (192) [system] t=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _736430)
   Call: (193) [system] peek_char((0x55fbb4538270), _737364)
   Exit: (193) [system] peek_char((0x55fbb4538270), 'E')
^  Call: (193) [user] is_delimiter('E')
   Call: (194) [system] char_type('E', space)
   Fail: (194) [system] char_type('E', space)
   Call: (194) [system] arg(_742084, v('(', ')', end_of_file), 'E')
   Fail: (194) [system] arg(_743016, v('(', ')', end_of_file), 'E')
^  Fail: (193) [user] is_delimiter('E')
   Call: (193) [system] ')'=='E'
   Fail: (193) [system] ')'=='E'
   Call: (193) [system] get_char((0x55fbb4538270), 'E')
   Exit: (193) [system] get_char((0x55fbb4538270), 'E')
   Call: (193) [system] 'E'=(\)
   Fail: (193) [system] 'E'=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _750366)
   Call: (194) [system] peek_char((0x55fbb4538270), _751300)
   Exit: (194) [system] peek_char((0x55fbb4538270), q)
^  Call: (194) [user] is_delimiter(q)
   Call: (195) [system] char_type(q, space)
   Fail: (195) [system] char_type(q, space)
   Call: (195) [system] arg(_756020, v('(', ')', end_of_file), q)
   Fail: (195) [system] arg(_756952, v('(', ')', end_of_file), q)
^  Fail: (194) [user] is_delimiter(q)
   Call: (194) [system] ')'==q
   Fail: (194) [system] ')'==q
   Call: (194) [system] get_char((0x55fbb4538270), q)
   Exit: (194) [system] get_char((0x55fbb4538270), q)
   Call: (194) [system] q=(\)
   Fail: (194) [system] q=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _764302)
   Call: (195) [system] peek_char((0x55fbb4538270), _765236)
   Exit: (195) [system] peek_char((0x55fbb4538270), u)
^  Call: (195) [user] is_delimiter(u)
   Call: (196) [system] char_type(u, space)
   Fail: (196) [system] char_type(u, space)
   Call: (196) [system] arg(_769956, v('(', ')', end_of_file), u)
   Fail: (196) [system] arg(_770888, v('(', ')', end_of_file), u)
^  Fail: (195) [user] is_delimiter(u)
   Call: (195) [system] ')'==u
   Fail: (195) [system] ')'==u
   Call: (195) [system] get_char((0x55fbb4538270), u)
   Exit: (195) [system] get_char((0x55fbb4538270), u)
   Call: (195) [system] u=(\)
   Fail: (195) [system] u=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _778238)
   Call: (196) [system] peek_char((0x55fbb4538270), _779172)
   Exit: (196) [system] peek_char((0x55fbb4538270), a)
^  Call: (196) [user] is_delimiter(a)
   Call: (197) [system] char_type(a, space)
   Fail: (197) [system] char_type(a, space)
   Call: (197) [system] arg(_783892, v('(', ')', end_of_file), a)
   Fail: (197) [system] arg(_784824, v('(', ')', end_of_file), a)
^  Fail: (196) [user] is_delimiter(a)
   Call: (196) [system] ')'==a
   Fail: (196) [system] ')'==a
   Call: (196) [system] get_char((0x55fbb4538270), a)
   Exit: (196) [system] get_char((0x55fbb4538270), a)
   Call: (196) [system] a=(\)
   Fail: (196) [system] a=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _792174)
   Call: (197) [system] peek_char((0x55fbb4538270), _793108)
   Exit: (197) [system] peek_char((0x55fbb4538270), l)
^  Call: (197) [user] is_delimiter(l)
   Call: (198) [system] char_type(l, space)
   Fail: (198) [system] char_type(l, space)
   Call: (198) [system] arg(_797828, v('(', ')', end_of_file), l)
   Fail: (198) [system] arg(_798760, v('(', ')', end_of_file), l)
^  Fail: (197) [user] is_delimiter(l)
   Call: (197) [system] ')'==l
   Fail: (197) [system] ')'==l
   Call: (197) [system] get_char((0x55fbb4538270), l)
   Exit: (197) [system] get_char((0x55fbb4538270), l)
   Call: (197) [system] l=(\)
   Fail: (197) [system] l=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _806110)
   Call: (198) [system] peek_char((0x55fbb4538270), _807044)
   Exit: (198) [system] peek_char((0x55fbb4538270), 'T')
^  Call: (198) [user] is_delimiter('T')
   Call: (199) [system] char_type('T', space)
   Fail: (199) [system] char_type('T', space)
   Call: (199) [system] arg(_811764, v('(', ')', end_of_file), 'T')
   Fail: (199) [system] arg(_812696, v('(', ')', end_of_file), 'T')
^  Fail: (198) [user] is_delimiter('T')
   Call: (198) [system] ')'=='T'
   Fail: (198) [system] ')'=='T'
   Call: (198) [system] get_char((0x55fbb4538270), 'T')
   Exit: (198) [system] get_char((0x55fbb4538270), 'T')
   Call: (198) [system] 'T'=(\)
   Fail: (198) [system] 'T'=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _820046)
   Call: (199) [system] peek_char((0x55fbb4538270), _820980)
   Exit: (199) [system] peek_char((0x55fbb4538270), o)
^  Call: (199) [user] is_delimiter(o)
   Call: (200) [system] char_type(o, space)
   Fail: (200) [system] char_type(o, space)
   Call: (200) [system] arg(_825700, v('(', ')', end_of_file), o)
   Fail: (200) [system] arg(_826632, v('(', ')', end_of_file), o)
^  Fail: (199) [user] is_delimiter(o)
   Call: (199) [system] ')'==o
   Fail: (199) [system] ')'==o
   Call: (199) [system] get_char((0x55fbb4538270), o)
   Exit: (199) [system] get_char((0x55fbb4538270), o)
   Call: (199) [system] o=(\)
   Fail: (199) [system] o=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _833982)
   Call: (200) [system] peek_char((0x55fbb4538270), _834916)
   Exit: (200) [system] peek_char((0x55fbb4538270), 'R')
^  Call: (200) [user] is_delimiter('R')
   Call: (201) [system] char_type('R', space)
   Fail: (201) [system] char_type('R', space)
   Call: (201) [system] arg(_839636, v('(', ')', end_of_file), 'R')
   Fail: (201) [system] arg(_840568, v('(', ')', end_of_file), 'R')
^  Fail: (200) [user] is_delimiter('R')
   Call: (200) [system] ')'=='R'
   Fail: (200) [system] ')'=='R'
   Call: (200) [system] get_char((0x55fbb4538270), 'R')
   Exit: (200) [system] get_char((0x55fbb4538270), 'R')
   Call: (200) [system] 'R'=(\)
   Fail: (200) [system] 'R'=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _847918)
   Call: (201) [system] peek_char((0x55fbb4538270), _848852)
   Exit: (201) [system] peek_char((0x55fbb4538270), e)
^  Call: (201) [user] is_delimiter(e)
   Call: (202) [system] char_type(e, space)
   Fail: (202) [system] char_type(e, space)
   Call: (202) [system] arg(_853572, v('(', ')', end_of_file), e)
   Fail: (202) [system] arg(_854504, v('(', ')', end_of_file), e)
^  Fail: (201) [user] is_delimiter(e)
   Call: (201) [system] ')'==e
   Fail: (201) [system] ')'==e
   Call: (201) [system] get_char((0x55fbb4538270), e)
   Exit: (201) [system] get_char((0x55fbb4538270), e)
   Call: (201) [system] e=(\)
   Fail: (201) [system] e=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _861854)
   Call: (202) [system] peek_char((0x55fbb4538270), _862788)
   Exit: (202) [system] peek_char((0x55fbb4538270), s)
^  Call: (202) [user] is_delimiter(s)
   Call: (203) [system] char_type(s, space)
   Fail: (203) [system] char_type(s, space)
   Call: (203) [system] arg(_867508, v('(', ')', end_of_file), s)
   Fail: (203) [system] arg(_868440, v('(', ')', end_of_file), s)
^  Fail: (202) [user] is_delimiter(s)
   Call: (202) [system] ')'==s
   Fail: (202) [system] ')'==s
   Call: (202) [system] get_char((0x55fbb4538270), s)
   Exit: (202) [system] get_char((0x55fbb4538270), s)
   Call: (202) [system] s=(\)
   Fail: (202) [system] s=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _875790)
   Call: (203) [system] peek_char((0x55fbb4538270), _876724)
   Exit: (203) [system] peek_char((0x55fbb4538270), u)
^  Call: (203) [user] is_delimiter(u)
   Call: (204) [system] char_type(u, space)
   Fail: (204) [system] char_type(u, space)
   Call: (204) [system] arg(_881444, v('(', ')', end_of_file), u)
   Fail: (204) [system] arg(_882376, v('(', ')', end_of_file), u)
^  Fail: (203) [user] is_delimiter(u)
   Call: (203) [system] ')'==u
   Fail: (203) [system] ')'==u
   Call: (203) [system] get_char((0x55fbb4538270), u)
   Exit: (203) [system] get_char((0x55fbb4538270), u)
   Call: (203) [system] u=(\)
   Fail: (203) [system] u=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _889726)
   Call: (204) [system] peek_char((0x55fbb4538270), _890660)
   Exit: (204) [system] peek_char((0x55fbb4538270), l)
^  Call: (204) [user] is_delimiter(l)
   Call: (205) [system] char_type(l, space)
   Fail: (205) [system] char_type(l, space)
   Call: (205) [system] arg(_895380, v('(', ')', end_of_file), l)
   Fail: (205) [system] arg(_896312, v('(', ')', end_of_file), l)
^  Fail: (204) [user] is_delimiter(l)
   Call: (204) [system] ')'==l
   Fail: (204) [system] ')'==l
   Call: (204) [system] get_char((0x55fbb4538270), l)
   Exit: (204) [system] get_char((0x55fbb4538270), l)
   Call: (204) [system] l=(\)
   Fail: (204) [system] l=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _903662)
   Call: (205) [system] peek_char((0x55fbb4538270), _904596)
   Exit: (205) [system] peek_char((0x55fbb4538270), t)
^  Call: (205) [user] is_delimiter(t)
   Call: (206) [system] char_type(t, space)
   Fail: (206) [system] char_type(t, space)
   Call: (206) [system] arg(_909316, v('(', ')', end_of_file), t)
   Fail: (206) [system] arg(_910248, v('(', ')', end_of_file), t)
^  Fail: (205) [user] is_delimiter(t)
   Call: (205) [system] ')'==t
   Fail: (205) [system] ')'==t
   Call: (205) [system] get_char((0x55fbb4538270), t)
   Exit: (205) [system] get_char((0x55fbb4538270), t)
   Call: (205) [system] t=(\)
   Fail: (205) [system] t=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _917598)
   Call: (206) [system] peek_char((0x55fbb4538270), _918532)
   Exit: (206) [system] peek_char((0x55fbb4538270), '\n')
^  Call: (206) [user] is_delimiter('\n')
   Call: (207) [system] char_type('\n', space)
   Exit: (207) [system] char_type('\n', space)
^  Exit: (206) [user] is_delimiter('\n')
   Call: (206) [system] _917598=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (205) [system] _903662=[t]
   Exit: (205) [system] [t]=[t]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [t])
   Call: (204) [system] _889726=[l, t]
   Exit: (204) [system] [l, t]=[l, t]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, t])
   Call: (203) [system] _875790=[u, l, t]
   Exit: (203) [system] [u, l, t]=[u, l, t]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, l, t])
   Call: (202) [system] _861854=[s, u, l, t]
   Exit: (202) [system] [s, u, l, t]=[s, u, l, t]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, u, l, t])
   Call: (201) [system] _847918=[e, s, u, l, t]
   Exit: (201) [system] [e, s, u, l, t]=[e, s, u, l, t]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, s, u, l, t])
   Call: (200) [system] _833982=['R', e, s, u, l, t]
   Exit: (200) [system] ['R', e, s, u, l, t]=['R', e, s, u, l, t]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), ['R', e, s, u, l, t])
   Call: (199) [system] _820046=[o, 'R', e, s, u, l, t]
   Exit: (199) [system] [o, 'R', e, s, u, l, t]=[o, 'R', e, s, u, l, t]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, 'R', e, s, u, l, t])
   Call: (198) [system] _806110=['T', o, 'R', e, s, u, l, t]
   Exit: (198) [system] ['T', o, 'R', e, s, u, l, t]=['T', o, 'R', e, s, u, l, t]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), ['T', o, 'R', e, s, u, l, t])
   Call: (197) [system] _792174=[l, 'T', o, 'R', e, s, u, l, t]
   Exit: (197) [system] [l, 'T', o, 'R', e, s, u, l, t]=[l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, 'T', o, 'R', e, s, u, l, t])
   Call: (196) [system] _778238=[a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (196) [system] [a, l, 'T', o, 'R', e, s, u, l, t]=[a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (195) [system] _764302=[u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (195) [system] [u, a, l, 'T', o, 'R', e, s, u, l, t]=[u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (194) [system] _750366=[q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (194) [system] [q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (193) [system] _736430=['E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (193) [system] ['E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=['E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), ['E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (192) [system] _722494=[t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (192) [system] [t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (191) [system] _708558=[r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (191) [system] [r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (190) [system] _694622=[e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (190) [system] [e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (189) [system] _680686=[s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (189) [system] [s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (188) [system] _666750=[s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (188) [system] [s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
^  Call: (187) [user] classify_and_convert_charseq([a, s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t], _631240)
^  Call: (188) [user] classify_and_convert_charseq_([a, s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t], _978108)
^  Call: (190) [system] setup_call_cleanup('$notrace'(_979060, _979062), once(user:catch(read_from_chars([a, s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t], _978108), _979042, fail)), '$restore_trace'(_979060, _979062))
^  Call: (191) [system] sig_atomic(system:'$notrace'(_979060, _979062))
^  Exit: (190) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t], assertEqualToResult), _979042, fail)), system:'$restore_trace'(3, -1))
   Call: (189) [system] atomic(assertEqualToResult)
   Exit: (189) [system] atomic(assertEqualToResult)
^  Exit: (188) [user] classify_and_convert_charseq_([a, s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t], assertEqualToResult)
   Call: (188) [system] integer(assertEqualToResult)
   Fail: (188) [system] integer(assertEqualToResult)
   Call: (188) [system] _631240=assertEqualToResult
   Exit: (188) [system] assertEqualToResult=assertEqualToResult
^  Exit: (187) [user] classify_and_convert_charseq([a, s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t], assertEqualToResult)
^  Exit: (186) [user] read_symbolic(')', (0x55fbb4538270), a, assertEqualToResult)
^  Exit: (185) [user] cont_sexpr(')', (0x55fbb4538270), assertEqualToResult)
^  Call: (185) [user] read_list(')', (0x55fbb4538270), _991188)
^  Call: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _993046)
   Exit: (187) [system] peek_char((0x55fbb4538270), '\n')
   Call: (187) [system] '\n'=(;)
   Fail: (187) [system] '\n'=(;)
   Call: (187) [system] '\n'=(/)
   Fail: (187) [system] '\n'=(/)
^  Call: (187) [user] is_like_space('\n')
   Call: (188) [system] char_type('\n', 'white')
   Fail: (188) [system] char_type('\n', 'white')
   Call: (188) [system] char_type('\n', end_of_line)
   Exit: (188) [system] char_type('\n', end_of_line)
^  Exit: (187) [user] is_like_space('\n')
   Call: (187) [system] get_char((0x55fbb4538270), _1004496)
   Exit: (187) [system] get_char((0x55fbb4538270), '\n')
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1007200)
   Exit: (188) [system] peek_char((0x55fbb4538270), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
   Call: (188) [system] ' '=(/)
   Fail: (188) [system] ' '=(/)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55fbb4538270), _1016794)
   Exit: (188) [system] get_char((0x55fbb4538270), ' ')
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1019498)
   Exit: (189) [system] peek_char((0x55fbb4538270), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
   Call: (189) [system] ' '=(/)
   Fail: (189) [system] ' '=(/)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55fbb4538270), _1029092)
   Exit: (189) [system] get_char((0x55fbb4538270), ' ')
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1031796)
   Exit: (190) [system] peek_char((0x55fbb4538270), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
   Call: (190) [system] '('=(/)
   Fail: (190) [system] '('=(/)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
^  Exit: (186) [user] skip_spaces((0x55fbb4538270))
   Call: (186) [system] peek_char((0x55fbb4538270), _1050578)
   Exit: (186) [system] peek_char((0x55fbb4538270), '(')
   Call: (186) [system] '('=')'
   Fail: (186) [system] '('=')'
   Call: (186) [system] '('=end_of_file
   Fail: (186) [system] '('=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55fbb4538270), _1056148)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1058006)
   Exit: (188) [system] peek_char((0x55fbb4538270), '(')
   Call: (188) [system] '('=(;)
   Fail: (188) [system] '('=(;)
   Call: (188) [system] '('=(/)
   Fail: (188) [system] '('=(/)
^  Call: (188) [user] is_like_space('(')
   Call: (189) [system] char_type('(', 'white')
   Fail: (189) [system] char_type('(', 'white')
   Call: (189) [system] char_type('(', end_of_line)
   Fail: (189) [system] char_type('(', end_of_line)
   Call: (189) [system] char_type('(', space)
   Fail: (189) [system] char_type('(', space)
   Call: (189) [system] char_type('(', cntrl)
   Fail: (189) [system] char_type('(', cntrl)
^  Fail: (188) [user] is_like_space('(')
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] get_char((0x55fbb4538270), _1074016)
   Exit: (187) [system] get_char((0x55fbb4538270), '(')
   Call: (187) [system] '('='('
   Exit: (187) [system] '('='('
^  Call: (187) [user] read_list(')', (0x55fbb4538270), _1056148)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1079586)
   Exit: (189) [system] peek_char((0x55fbb4538270), s)
   Call: (189) [system] s=(;)
   Fail: (189) [system] s=(;)
   Call: (189) [system] s=(/)
   Fail: (189) [system] s=(/)
^  Call: (189) [user] is_like_space(s)
   Call: (190) [system] char_type(s, 'white')
   Fail: (190) [system] char_type(s, 'white')
   Call: (190) [system] char_type(s, end_of_line)
   Fail: (190) [system] char_type(s, end_of_line)
   Call: (190) [system] char_type(s, space)
   Fail: (190) [system] char_type(s, space)
   Call: (190) [system] char_type(s, cntrl)
   Fail: (190) [system] char_type(s, cntrl)
^  Fail: (189) [user] is_like_space(s)
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _1095596)
   Exit: (188) [system] peek_char((0x55fbb4538270), s)
   Call: (188) [system] s=')'
   Fail: (188) [system] s=')'
   Call: (188) [system] s=end_of_file
   Fail: (188) [system] s=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55fbb4538270), _1101166)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1103024)
   Exit: (190) [system] peek_char((0x55fbb4538270), s)
   Call: (190) [system] s=(;)
   Fail: (190) [system] s=(;)
   Call: (190) [system] s=(/)
   Fail: (190) [system] s=(/)
^  Call: (190) [user] is_like_space(s)
   Call: (191) [system] char_type(s, 'white')
   Fail: (191) [system] char_type(s, 'white')
   Call: (191) [system] char_type(s, end_of_line)
   Fail: (191) [system] char_type(s, end_of_line)
   Call: (191) [system] char_type(s, space)
   Fail: (191) [system] char_type(s, space)
   Call: (191) [system] char_type(s, cntrl)
   Fail: (191) [system] char_type(s, cntrl)
^  Fail: (190) [user] is_like_space(s)
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] get_char((0x55fbb4538270), _1119034)
   Exit: (189) [system] get_char((0x55fbb4538270), s)
   Call: (189) [system] s='('
   Fail: (189) [system] s='('
   Call: (189) [system] s='['
   Fail: (189) [system] s='['
   Call: (189) [system] s='{'
   Fail: (189) [system] s='{'
   Call: (189) [system] s='"'
   Fail: (189) [system] s='"'
   Call: (189) [system] s=!
   Fail: (189) [system] s=!
   Call: (189) [system] s='\''
   Fail: (189) [system] s='\''
   Call: (189) [system] s='`'
   Fail: (189) [system] s='`'
   Call: (189) [system] s=end_of_file
   Fail: (189) [system] s=end_of_file
^  Call: (189) [user] read_symbolic(')', (0x55fbb4538270), s, _1101166)
^  Call: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), _1136676)
   Call: (191) [system] peek_char((0x55fbb4538270), _1137610)
   Exit: (191) [system] peek_char((0x55fbb4538270), y)
^  Call: (191) [user] is_delimiter(y)
   Call: (192) [system] char_type(y, space)
   Fail: (192) [system] char_type(y, space)
   Call: (192) [system] arg(_1142330, v('(', ')', end_of_file), y)
   Fail: (192) [system] arg(_1143262, v('(', ')', end_of_file), y)
^  Fail: (191) [user] is_delimiter(y)
   Call: (191) [system] ')'==y
   Fail: (191) [system] ')'==y
   Call: (191) [system] get_char((0x55fbb4538270), y)
   Exit: (191) [system] get_char((0x55fbb4538270), y)
   Call: (191) [system] y=(\)
   Fail: (191) [system] y=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), _1150612)
   Call: (192) [system] peek_char((0x55fbb4538270), _1151546)
   Exit: (192) [system] peek_char((0x55fbb4538270), n)
^  Call: (192) [user] is_delimiter(n)
   Call: (193) [system] char_type(n, space)
   Fail: (193) [system] char_type(n, space)
   Call: (193) [system] arg(_1156266, v('(', ')', end_of_file), n)
   Fail: (193) [system] arg(_1157198, v('(', ')', end_of_file), n)
^  Fail: (192) [user] is_delimiter(n)
   Call: (192) [system] ')'==n
   Fail: (192) [system] ')'==n
   Call: (192) [system] get_char((0x55fbb4538270), n)
   Exit: (192) [system] get_char((0x55fbb4538270), n)
   Call: (192) [system] n=(\)
   Fail: (192) [system] n=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _1164548)
   Call: (193) [system] peek_char((0x55fbb4538270), _1165482)
   Exit: (193) [system] peek_char((0x55fbb4538270), t)
^  Call: (193) [user] is_delimiter(t)
   Call: (194) [system] char_type(t, space)
   Fail: (194) [system] char_type(t, space)
   Call: (194) [system] arg(_1170202, v('(', ')', end_of_file), t)
   Fail: (194) [system] arg(_1171134, v('(', ')', end_of_file), t)
^  Fail: (193) [user] is_delimiter(t)
   Call: (193) [system] ')'==t
   Fail: (193) [system] ')'==t
   Call: (193) [system] get_char((0x55fbb4538270), t)
   Exit: (193) [system] get_char((0x55fbb4538270), t)
   Call: (193) [system] t=(\)
   Fail: (193) [system] t=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _1178484)
   Call: (194) [system] peek_char((0x55fbb4538270), _1179418)
   Exit: (194) [system] peek_char((0x55fbb4538270), h)
^  Call: (194) [user] is_delimiter(h)
   Call: (195) [system] char_type(h, space)
   Fail: (195) [system] char_type(h, space)
   Call: (195) [system] arg(_1184138, v('(', ')', end_of_file), h)
   Fail: (195) [system] arg(_1185070, v('(', ')', end_of_file), h)
^  Fail: (194) [user] is_delimiter(h)
   Call: (194) [system] ')'==h
   Fail: (194) [system] ')'==h
   Call: (194) [system] get_char((0x55fbb4538270), h)
   Exit: (194) [system] get_char((0x55fbb4538270), h)
   Call: (194) [system] h=(\)
   Fail: (194) [system] h=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _1192420)
   Call: (195) [system] peek_char((0x55fbb4538270), _1193354)
   Exit: (195) [system] peek_char((0x55fbb4538270), e)
^  Call: (195) [user] is_delimiter(e)
   Call: (196) [system] char_type(e, space)
   Fail: (196) [system] char_type(e, space)
   Call: (196) [system] arg(_1198074, v('(', ')', end_of_file), e)
   Fail: (196) [system] arg(_1199006, v('(', ')', end_of_file), e)
^  Fail: (195) [user] is_delimiter(e)
   Call: (195) [system] ')'==e
   Fail: (195) [system] ')'==e
   Call: (195) [system] get_char((0x55fbb4538270), e)
   Exit: (195) [system] get_char((0x55fbb4538270), e)
   Call: (195) [system] e=(\)
   Fail: (195) [system] e=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _1206356)
   Call: (196) [system] peek_char((0x55fbb4538270), _1207290)
   Exit: (196) [system] peek_char((0x55fbb4538270), s)
^  Call: (196) [user] is_delimiter(s)
   Call: (197) [system] char_type(s, space)
   Fail: (197) [system] char_type(s, space)
   Call: (197) [system] arg(_1212010, v('(', ')', end_of_file), s)
   Fail: (197) [system] arg(_1212942, v('(', ')', end_of_file), s)
^  Fail: (196) [user] is_delimiter(s)
   Call: (196) [system] ')'==s
   Fail: (196) [system] ')'==s
   Call: (196) [system] get_char((0x55fbb4538270), s)
   Exit: (196) [system] get_char((0x55fbb4538270), s)
   Call: (196) [system] s=(\)
   Fail: (196) [system] s=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _1220292)
   Call: (197) [system] peek_char((0x55fbb4538270), _1221226)
   Exit: (197) [system] peek_char((0x55fbb4538270), i)
^  Call: (197) [user] is_delimiter(i)
   Call: (198) [system] char_type(i, space)
   Fail: (198) [system] char_type(i, space)
   Call: (198) [system] arg(_1225946, v('(', ')', end_of_file), i)
   Fail: (198) [system] arg(_1226878, v('(', ')', end_of_file), i)
^  Fail: (197) [user] is_delimiter(i)
   Call: (197) [system] ')'==i
   Fail: (197) [system] ')'==i
   Call: (197) [system] get_char((0x55fbb4538270), i)
   Exit: (197) [system] get_char((0x55fbb4538270), i)
   Call: (197) [system] i=(\)
   Fail: (197) [system] i=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _1234228)
   Call: (198) [system] peek_char((0x55fbb4538270), _1235162)
   Exit: (198) [system] peek_char((0x55fbb4538270), z)
^  Call: (198) [user] is_delimiter(z)
   Call: (199) [system] char_type(z, space)
   Fail: (199) [system] char_type(z, space)
   Call: (199) [system] arg(_1239882, v('(', ')', end_of_file), z)
   Fail: (199) [system] arg(_1240814, v('(', ')', end_of_file), z)
^  Fail: (198) [user] is_delimiter(z)
   Call: (198) [system] ')'==z
   Fail: (198) [system] ')'==z
   Call: (198) [system] get_char((0x55fbb4538270), z)
   Exit: (198) [system] get_char((0x55fbb4538270), z)
   Call: (198) [system] z=(\)
   Fail: (198) [system] z=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _1248164)
   Call: (199) [system] peek_char((0x55fbb4538270), _1249098)
   Exit: (199) [system] peek_char((0x55fbb4538270), e)
^  Call: (199) [user] is_delimiter(e)
   Call: (200) [system] char_type(e, space)
   Fail: (200) [system] char_type(e, space)
   Call: (200) [system] arg(_1253818, v('(', ')', end_of_file), e)
   Fail: (200) [system] arg(_1254750, v('(', ')', end_of_file), e)
^  Fail: (199) [user] is_delimiter(e)
   Call: (199) [system] ')'==e
   Fail: (199) [system] ')'==e
   Call: (199) [system] get_char((0x55fbb4538270), e)
   Exit: (199) [system] get_char((0x55fbb4538270), e)
   Call: (199) [system] e=(\)
   Fail: (199) [system] e=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _1262100)
   Call: (200) [system] peek_char((0x55fbb4538270), _1263034)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (200) [user] is_delimiter(' ')
   Call: (201) [system] char_type(' ', space)
   Exit: (201) [system] char_type(' ', space)
^  Exit: (200) [user] is_delimiter(' ')
   Call: (200) [system] _1262100=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (199) [system] _1248164=[e]
   Exit: (199) [system] [e]=[e]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (198) [system] _1234228=[z, e]
   Exit: (198) [system] [z, e]=[z, e]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [z, e])
   Call: (197) [system] _1220292=[i, z, e]
   Exit: (197) [system] [i, z, e]=[i, z, e]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, z, e])
   Call: (196) [system] _1206356=[s, i, z, e]
   Exit: (196) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, i, z, e])
   Call: (195) [system] _1192420=[e, s, i, z, e]
   Exit: (195) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, s, i, z, e])
   Call: (194) [system] _1178484=[h, e, s, i, z, e]
   Exit: (194) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [h, e, s, i, z, e])
   Call: (193) [system] _1164548=[t, h, e, s, i, z, e]
   Exit: (193) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, h, e, s, i, z, e])
   Call: (192) [system] _1150612=[n, t, h, e, s, i, z, e]
   Exit: (192) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, h, e, s, i, z, e])
   Call: (191) [system] _1136676=[y, n, t, h, e, s, i, z, e]
   Exit: (191) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55fbb4538270), [y, n, t, h, e, s, i, z, e])
^  Call: (190) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], _1101166)
^  Call: (191) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], _1297464)
^  Call: (193) [system] setup_call_cleanup('$notrace'(_1298416, _1298418), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _1297464), _1298398, fail)), '$restore_trace'(_1298416, _1298418))
^  Call: (194) [system] sig_atomic(system:'$notrace'(_1298416, _1298418))
^  Exit: (193) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _1298398, fail)), system:'$restore_trace'(3, -1))
   Call: (192) [system] atomic(synthesize)
   Exit: (192) [system] atomic(synthesize)
^  Exit: (191) [user] classify_and_convert_charseq_([s, y, n, t, h, e, s, i, z, e], synthesize)
   Call: (191) [system] integer(synthesize)
   Fail: (191) [system] integer(synthesize)
   Call: (191) [system] _1101166=synthesize
   Exit: (191) [system] synthesize=synthesize
^  Exit: (190) [user] classify_and_convert_charseq([s, y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (189) [user] read_symbolic(')', (0x55fbb4538270), s, synthesize)
^  Exit: (188) [user] cont_sexpr(')', (0x55fbb4538270), synthesize)
^  Call: (188) [user] read_list(')', (0x55fbb4538270), _1310544)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1312402)
   Exit: (190) [system] peek_char((0x55fbb4538270), ' ')
   Call: (190) [system] ' '=(;)
   Fail: (190) [system] ' '=(;)
   Call: (190) [system] ' '=(/)
   Fail: (190) [system] ' '=(/)
^  Call: (190) [user] is_like_space(' ')
   Call: (191) [system] char_type(' ', 'white')
   Exit: (191) [system] char_type(' ', 'white')
^  Exit: (190) [user] is_like_space(' ')
   Call: (190) [system] get_char((0x55fbb4538270), _1321996)
   Exit: (190) [system] get_char((0x55fbb4538270), ' ')
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1324700)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
   Call: (191) [system] '('=(/)
   Fail: (191) [system] '('=(/)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _1341634)
   Exit: (189) [system] peek_char((0x55fbb4538270), '(')
   Call: (189) [system] '('=')'
   Fail: (189) [system] '('=')'
   Call: (189) [system] '('=end_of_file
   Fail: (189) [system] '('=end_of_file
^  Call: (189) [user] cont_sexpr(')', (0x55fbb4538270), _1347204)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1349062)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
   Call: (191) [system] '('=(/)
   Fail: (191) [system] '('=(/)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] get_char((0x55fbb4538270), _1365072)
   Exit: (190) [system] get_char((0x55fbb4538270), '(')
   Call: (190) [system] '('='('
   Exit: (190) [system] '('='('
^  Call: (190) [user] read_list(')', (0x55fbb4538270), _1347204)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1370642)
   Exit: (192) [system] peek_char((0x55fbb4538270), :)
   Call: (192) [system] (:)=(;)
   Fail: (192) [system] (:)=(;)
   Call: (192) [system] (:)=(/)
   Fail: (192) [system] (:)=(/)
^  Call: (192) [user] is_like_space(:)
   Call: (193) [system] char_type(:, 'white')
   Fail: (193) [system] char_type(:, 'white')
   Call: (193) [system] char_type(:, end_of_line)
   Fail: (193) [system] char_type(:, end_of_line)
   Call: (193) [system] char_type(:, space)
   Fail: (193) [system] char_type(:, space)
   Call: (193) [system] char_type(:, cntrl)
   Fail: (193) [system] char_type(:, cntrl)
^  Fail: (192) [user] is_like_space(:)
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1386652)
   Exit: (191) [system] peek_char((0x55fbb4538270), :)
   Call: (191) [system] (:)=')'
   Fail: (191) [system] (:)=')'
   Call: (191) [system] (:)=end_of_file
   Fail: (191) [system] (:)=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55fbb4538270), _1392222)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1394080)
   Exit: (193) [system] peek_char((0x55fbb4538270), :)
   Call: (193) [system] (:)=(;)
   Fail: (193) [system] (:)=(;)
   Call: (193) [system] (:)=(/)
   Fail: (193) [system] (:)=(/)
^  Call: (193) [user] is_like_space(:)
   Call: (194) [system] char_type(:, 'white')
   Fail: (194) [system] char_type(:, 'white')
   Call: (194) [system] char_type(:, end_of_line)
   Fail: (194) [system] char_type(:, end_of_line)
   Call: (194) [system] char_type(:, space)
   Fail: (194) [system] char_type(:, space)
   Call: (194) [system] char_type(:, cntrl)
   Fail: (194) [system] char_type(:, cntrl)
^  Fail: (193) [user] is_like_space(:)
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] get_char((0x55fbb4538270), _1410090)
   Exit: (192) [system] get_char((0x55fbb4538270), :)
   Call: (192) [system] (:)='('
   Fail: (192) [system] (:)='('
   Call: (192) [system] (:)='['
   Fail: (192) [system] (:)='['
   Call: (192) [system] (:)='{'
   Fail: (192) [system] (:)='{'
   Call: (192) [system] (:)='"'
   Fail: (192) [system] (:)='"'
   Call: (192) [system] (:)=!
   Fail: (192) [system] (:)=!
   Call: (192) [system] (:)='\''
   Fail: (192) [system] (:)='\''
   Call: (192) [system] (:)='`'
   Fail: (192) [system] (:)='`'
   Call: (192) [system] (:)=end_of_file
   Fail: (192) [system] (:)=end_of_file
^  Call: (192) [user] read_symbolic(')', (0x55fbb4538270), :, _1392222)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _1427732)
   Call: (194) [system] peek_char((0x55fbb4538270), _1428666)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _1427732=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (193) [user] classify_and_convert_charseq([:], _1392222)
^  Call: (194) [user] classify_and_convert_charseq_([:], _1437950)
^  Call: (196) [system] setup_call_cleanup('$notrace'(_1438902, _1438904), once(user:catch(read_from_chars([:], _1437950), _1438884, fail)), '$restore_trace'(_1438902, _1438904))
^  Call: (197) [system] sig_atomic(system:'$notrace'(_1438902, _1438904))
^  Exit: (196) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1438884, fail)), system:'$restore_trace'(3, -1))
   Call: (195) [system] atomic(:)
   Exit: (195) [system] atomic(:)
^  Exit: (194) [user] classify_and_convert_charseq_([:], :)
   Call: (194) [system] integer(:)
   Fail: (194) [system] integer(:)
   Call: (194) [system] _1392222=(:)
   Exit: (194) [system] (:)=(:)
^  Exit: (193) [user] classify_and_convert_charseq([:], :)
^  Exit: (192) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (191) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _1451030)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1452888)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _1462482)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1465186)
   Exit: (194) [system] peek_char((0x55fbb4538270), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
   Call: (194) [system] ($)=(/)
   Fail: (194) [system] ($)=(/)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1482120)
   Exit: (192) [system] peek_char((0x55fbb4538270), $)
   Call: (192) [system] ($)=')'
   Fail: (192) [system] ($)=')'
   Call: (192) [system] ($)=end_of_file
   Fail: (192) [system] ($)=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _1487690)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1489548)
   Exit: (194) [system] peek_char((0x55fbb4538270), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
   Call: (194) [system] ($)=(/)
   Fail: (194) [system] ($)=(/)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _1505558)
   Exit: (193) [system] get_char((0x55fbb4538270), $)
   Call: (193) [system] ($)='('
   Fail: (193) [system] ($)='('
   Call: (193) [system] ($)='['
   Fail: (193) [system] ($)='['
   Call: (193) [system] ($)='{'
   Fail: (193) [system] ($)='{'
   Call: (193) [system] ($)='"'
   Fail: (193) [system] ($)='"'
   Call: (193) [system] ($)=!
   Fail: (193) [system] ($)=!
   Call: (193) [system] ($)='\''
   Fail: (193) [system] ($)='\''
   Call: (193) [system] ($)='`'
   Fail: (193) [system] ($)='`'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55fbb4538270), $, _1487690)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _1523200)
   Call: (195) [system] peek_char((0x55fbb4538270), _1524134)
   Exit: (195) [system] peek_char((0x55fbb4538270), t)
^  Call: (195) [user] is_delimiter(t)
   Call: (196) [system] char_type(t, space)
   Fail: (196) [system] char_type(t, space)
   Call: (196) [system] arg(_1528854, v('(', ')', end_of_file), t)
   Fail: (196) [system] arg(_1529786, v('(', ')', end_of_file), t)
^  Fail: (195) [user] is_delimiter(t)
   Call: (195) [system] ')'==t
   Fail: (195) [system] ')'==t
   Call: (195) [system] get_char((0x55fbb4538270), t)
   Exit: (195) [system] get_char((0x55fbb4538270), t)
   Call: (195) [system] t=(\)
   Fail: (195) [system] t=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _1537136)
   Call: (196) [system] peek_char((0x55fbb4538270), _1538070)
   Exit: (196) [system] peek_char((0x55fbb4538270), e)
^  Call: (196) [user] is_delimiter(e)
   Call: (197) [system] char_type(e, space)
   Fail: (197) [system] char_type(e, space)
   Call: (197) [system] arg(_1542790, v('(', ')', end_of_file), e)
   Fail: (197) [system] arg(_1543722, v('(', ')', end_of_file), e)
^  Fail: (196) [user] is_delimiter(e)
   Call: (196) [system] ')'==e
   Fail: (196) [system] ')'==e
   Call: (196) [system] get_char((0x55fbb4538270), e)
   Exit: (196) [system] get_char((0x55fbb4538270), e)
   Call: (196) [system] e=(\)
   Fail: (196) [system] e=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _1551072)
   Call: (197) [system] peek_char((0x55fbb4538270), _1552006)
   Exit: (197) [system] peek_char((0x55fbb4538270), r)
^  Call: (197) [user] is_delimiter(r)
   Call: (198) [system] char_type(r, space)
   Fail: (198) [system] char_type(r, space)
   Call: (198) [system] arg(_1556726, v('(', ')', end_of_file), r)
   Fail: (198) [system] arg(_1557658, v('(', ')', end_of_file), r)
^  Fail: (197) [user] is_delimiter(r)
   Call: (197) [system] ')'==r
   Fail: (197) [system] ')'==r
   Call: (197) [system] get_char((0x55fbb4538270), r)
   Exit: (197) [system] get_char((0x55fbb4538270), r)
   Call: (197) [system] r=(\)
   Fail: (197) [system] r=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _1565008)
   Call: (198) [system] peek_char((0x55fbb4538270), _1565942)
   Exit: (198) [system] peek_char((0x55fbb4538270), m)
^  Call: (198) [user] is_delimiter(m)
   Call: (199) [system] char_type(m, space)
   Fail: (199) [system] char_type(m, space)
   Call: (199) [system] arg(_1570662, v('(', ')', end_of_file), m)
   Fail: (199) [system] arg(_1571594, v('(', ')', end_of_file), m)
^  Fail: (198) [user] is_delimiter(m)
   Call: (198) [system] ')'==m
   Fail: (198) [system] ')'==m
   Call: (198) [system] get_char((0x55fbb4538270), m)
   Exit: (198) [system] get_char((0x55fbb4538270), m)
   Call: (198) [system] m=(\)
   Fail: (198) [system] m=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _1578944)
   Call: (199) [system] peek_char((0x55fbb4538270), _1579878)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (199) [user] is_delimiter(' ')
   Call: (200) [system] char_type(' ', space)
   Exit: (200) [system] char_type(' ', space)
^  Exit: (199) [user] is_delimiter(' ')
   Call: (199) [system] _1578944=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (198) [system] _1565008=[m]
   Exit: (198) [system] [m]=[m]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [m])
   Call: (197) [system] _1551072=[r, m]
   Exit: (197) [system] [r, m]=[r, m]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, m])
   Call: (196) [system] _1537136=[e, r, m]
   Exit: (196) [system] [e, r, m]=[e, r, m]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [e, r, m])
   Call: (195) [system] _1523200=[t, e, r, m]
   Exit: (195) [system] [t, e, r, m]=[t, e, r, m]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, e, r, m])
^  Call: (194) [user] classify_and_convert_charseq([$, t, e, r, m], _1487690)
^  Call: (195) [user] classify_and_convert_charseq_([$, t, e, r, m], _1600338)
   Call: (196) [system] atom_chars(_1601270, ['_', t, e, r, m])
   Exit: (196) [system] atom_chars('_term', ['_', t, e, r, m])
^  Exit: (195) [user] classify_and_convert_charseq_([$, t, e, r, m], _term)
   Call: (195) [system] integer(_term)
   Fail: (195) [system] integer(_term)
   Call: (195) [system] _1487690=_term
   Exit: (195) [system] _term=_term
^  Exit: (194) [user] classify_and_convert_charseq([$, t, e, r, m], _term)
^  Exit: (193) [user] read_symbolic(')', (0x55fbb4538270), $, _term)
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), _term)
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _1610562)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1612420)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
   Call: (194) [system] ' '=(/)
   Fail: (194) [system] ' '=(/)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55fbb4538270), _1622014)
   Exit: (194) [system] get_char((0x55fbb4538270), ' ')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1624718)
   Exit: (195) [system] peek_char((0x55fbb4538270), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
   Call: (195) [system] ($)=(/)
   Fail: (195) [system] ($)=(/)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1641652)
   Exit: (193) [system] peek_char((0x55fbb4538270), $)
   Call: (193) [system] ($)=')'
   Fail: (193) [system] ($)=')'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _1647222)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1649080)
   Exit: (195) [system] peek_char((0x55fbb4538270), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
   Call: (195) [system] ($)=(/)
   Fail: (195) [system] ($)=(/)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _1665090)
   Exit: (194) [system] get_char((0x55fbb4538270), $)
   Call: (194) [system] ($)='('
   Fail: (194) [system] ($)='('
   Call: (194) [system] ($)='['
   Fail: (194) [system] ($)='['
   Call: (194) [system] ($)='{'
   Fail: (194) [system] ($)='{'
   Call: (194) [system] ($)='"'
   Fail: (194) [system] ($)='"'
   Call: (194) [system] ($)=!
   Fail: (194) [system] ($)=!
   Call: (194) [system] ($)='\''
   Fail: (194) [system] ($)='\''
   Call: (194) [system] ($)='`'
   Fail: (194) [system] ($)='`'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55fbb4538270), $, _1647222)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _1682732)
   Call: (196) [system] peek_char((0x55fbb4538270), _1683666)
   Exit: (196) [system] peek_char((0x55fbb4538270), t)
^  Call: (196) [user] is_delimiter(t)
   Call: (197) [system] char_type(t, space)
   Fail: (197) [system] char_type(t, space)
   Call: (197) [system] arg(_1688386, v('(', ')', end_of_file), t)
   Fail: (197) [system] arg(_1689318, v('(', ')', end_of_file), t)
^  Fail: (196) [user] is_delimiter(t)
   Call: (196) [system] ')'==t
   Fail: (196) [system] ')'==t
   Call: (196) [system] get_char((0x55fbb4538270), t)
   Exit: (196) [system] get_char((0x55fbb4538270), t)
   Call: (196) [system] t=(\)
   Fail: (196) [system] t=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _1696668)
   Call: (197) [system] peek_char((0x55fbb4538270), _1697602)
   Exit: (197) [system] peek_char((0x55fbb4538270), y)
^  Call: (197) [user] is_delimiter(y)
   Call: (198) [system] char_type(y, space)
   Fail: (198) [system] char_type(y, space)
   Call: (198) [system] arg(_1702322, v('(', ')', end_of_file), y)
   Fail: (198) [system] arg(_1703254, v('(', ')', end_of_file), y)
^  Fail: (197) [user] is_delimiter(y)
   Call: (197) [system] ')'==y
   Fail: (197) [system] ')'==y
   Call: (197) [system] get_char((0x55fbb4538270), y)
   Exit: (197) [system] get_char((0x55fbb4538270), y)
   Call: (197) [system] y=(\)
   Fail: (197) [system] y=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _1710604)
   Call: (198) [system] peek_char((0x55fbb4538270), _1711538)
   Exit: (198) [system] peek_char((0x55fbb4538270), p)
^  Call: (198) [user] is_delimiter(p)
   Call: (199) [system] char_type(p, space)
   Fail: (199) [system] char_type(p, space)
   Call: (199) [system] arg(_1716258, v('(', ')', end_of_file), p)
   Fail: (199) [system] arg(_1717190, v('(', ')', end_of_file), p)
^  Fail: (198) [user] is_delimiter(p)
   Call: (198) [system] ')'==p
   Fail: (198) [system] ')'==p
   Call: (198) [system] get_char((0x55fbb4538270), p)
   Exit: (198) [system] get_char((0x55fbb4538270), p)
   Call: (198) [system] p=(\)
   Fail: (198) [system] p=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _1724540)
   Call: (199) [system] peek_char((0x55fbb4538270), _1725474)
   Exit: (199) [system] peek_char((0x55fbb4538270), e)
^  Call: (199) [user] is_delimiter(e)
   Call: (200) [system] char_type(e, space)
   Fail: (200) [system] char_type(e, space)
   Call: (200) [system] arg(_1730194, v('(', ')', end_of_file), e)
   Fail: (200) [system] arg(_1731126, v('(', ')', end_of_file), e)
^  Fail: (199) [user] is_delimiter(e)
   Call: (199) [system] ')'==e
   Fail: (199) [system] ')'==e
   Call: (199) [system] get_char((0x55fbb4538270), e)
   Exit: (199) [system] get_char((0x55fbb4538270), e)
   Call: (199) [system] e=(\)
   Fail: (199) [system] e=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _1738476)
   Call: (200) [system] peek_char((0x55fbb4538270), _1739410)
   Exit: (200) [system] peek_char((0x55fbb4538270), ')')
^  Call: (200) [user] is_delimiter(')')
   Call: (201) [system] char_type(')', space)
   Fail: (201) [system] char_type(')', space)
   Call: (201) [system] arg(_1744130, v('(', ')', end_of_file), ')')
   Exit: (201) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (200) [user] is_delimiter(')')
   Call: (200) [system] _1738476=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (199) [system] _1724540=[e]
   Exit: (199) [system] [e]=[e]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (198) [system] _1710604=[p, e]
   Exit: (198) [system] [p, e]=[p, e]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, e])
   Call: (197) [system] _1696668=[y, p, e]
   Exit: (197) [system] [y, p, e]=[y, p, e]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [y, p, e])
   Call: (196) [system] _1682732=[t, y, p, e]
   Exit: (196) [system] [t, y, p, e]=[t, y, p, e]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, y, p, e])
^  Call: (195) [user] classify_and_convert_charseq([$, t, y, p, e], _1647222)
^  Call: (196) [user] classify_and_convert_charseq_([$, t, y, p, e], _1761742)
   Call: (197) [system] atom_chars(_1762674, ['_', t, y, p, e])
   Exit: (197) [system] atom_chars('_type', ['_', t, y, p, e])
^  Exit: (196) [user] classify_and_convert_charseq_([$, t, y, p, e], _type)
   Call: (196) [system] integer(_type)
   Fail: (196) [system] integer(_type)
   Call: (196) [system] _1647222=_type
   Exit: (196) [system] _type=_type
^  Exit: (195) [user] classify_and_convert_charseq([$, t, y, p, e], _type)
^  Exit: (194) [user] read_symbolic(')', (0x55fbb4538270), $, _type)
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), _type)
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _1771966)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1773824)
   Exit: (195) [system] peek_char((0x55fbb4538270), ')')
   Call: (195) [system] ')'=(;)
   Fail: (195) [system] ')'=(;)
   Call: (195) [system] ')'=(/)
   Fail: (195) [system] ')'=(/)
^  Call: (195) [user] is_like_space(')')
   Call: (196) [system] char_type(')', 'white')
   Fail: (196) [system] char_type(')', 'white')
   Call: (196) [system] char_type(')', end_of_line)
   Fail: (196) [system] char_type(')', end_of_line)
   Call: (196) [system] char_type(')', space)
   Fail: (196) [system] char_type(')', space)
   Call: (196) [system] char_type(')', cntrl)
   Fail: (196) [system] char_type(')', cntrl)
^  Fail: (195) [user] is_like_space(')')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1789834)
   Exit: (194) [system] peek_char((0x55fbb4538270), ')')
   Call: (194) [system] ')'=')'
   Exit: (194) [system] ')'=')'
   Call: (194) [system] get_char((0x55fbb4538270), _1793624)
   Exit: (194) [system] get_char((0x55fbb4538270), ')')
   Call: (194) [system] _1771966=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [])
   Call: (193) [system] _1610562=[_type]
   Exit: (193) [system] [_type]=[_type]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [_type])
   Call: (192) [system] _1451030=[_term, _type]
   Exit: (192) [system] [_term, _type]=[_term, _type]
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), [_term, _type])
   Call: (191) [system] _1347204=[:, _term, _type]
   Exit: (191) [system] [:, _term, _type]=[:, _term, _type]
^  Exit: (190) [user] read_list(')', (0x55fbb4538270), [:, _term, _type])
^  Exit: (189) [user] cont_sexpr(')', (0x55fbb4538270), [:, _term, _type])
^  Call: (189) [user] read_list(')', (0x55fbb4538270), _1807506)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1809364)
   Exit: (191) [system] peek_char((0x55fbb4538270), ' ')
   Call: (191) [system] ' '=(;)
   Fail: (191) [system] ' '=(;)
   Call: (191) [system] ' '=(/)
   Fail: (191) [system] ' '=(/)
^  Call: (191) [user] is_like_space(' ')
   Call: (192) [system] char_type(' ', 'white')
   Exit: (192) [system] char_type(' ', 'white')
^  Exit: (191) [user] is_like_space(' ')
   Call: (191) [system] get_char((0x55fbb4538270), _1818958)
   Exit: (191) [system] get_char((0x55fbb4538270), ' ')
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1821662)
   Exit: (192) [system] peek_char((0x55fbb4538270), k)
   Call: (192) [system] k=(;)
   Fail: (192) [system] k=(;)
   Call: (192) [system] k=(/)
   Fail: (192) [system] k=(/)
^  Call: (192) [user] is_like_space(k)
   Call: (193) [system] char_type(k, 'white')
   Fail: (193) [system] char_type(k, 'white')
   Call: (193) [system] char_type(k, end_of_line)
   Fail: (193) [system] char_type(k, end_of_line)
   Call: (193) [system] char_type(k, space)
   Fail: (193) [system] char_type(k, space)
   Call: (193) [system] char_type(k, cntrl)
   Fail: (193) [system] char_type(k, cntrl)
^  Fail: (192) [user] is_like_space(k)
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1838596)
   Exit: (190) [system] peek_char((0x55fbb4538270), k)
   Call: (190) [system] k=')'
   Fail: (190) [system] k=')'
   Call: (190) [system] k=end_of_file
   Fail: (190) [system] k=end_of_file
^  Call: (190) [user] cont_sexpr(')', (0x55fbb4538270), _1844166)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1846024)
   Exit: (192) [system] peek_char((0x55fbb4538270), k)
   Call: (192) [system] k=(;)
   Fail: (192) [system] k=(;)
   Call: (192) [system] k=(/)
   Fail: (192) [system] k=(/)
^  Call: (192) [user] is_like_space(k)
   Call: (193) [system] char_type(k, 'white')
   Fail: (193) [system] char_type(k, 'white')
   Call: (193) [system] char_type(k, end_of_line)
   Fail: (193) [system] char_type(k, end_of_line)
   Call: (193) [system] char_type(k, space)
   Fail: (193) [system] char_type(k, space)
   Call: (193) [system] char_type(k, cntrl)
   Fail: (193) [system] char_type(k, cntrl)
^  Fail: (192) [user] is_like_space(k)
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] get_char((0x55fbb4538270), _1862034)
   Exit: (191) [system] get_char((0x55fbb4538270), k)
   Call: (191) [system] k='('
   Fail: (191) [system] k='('
   Call: (191) [system] k='['
   Fail: (191) [system] k='['
   Call: (191) [system] k='{'
   Fail: (191) [system] k='{'
   Call: (191) [system] k='"'
   Fail: (191) [system] k='"'
   Call: (191) [system] k=!
   Fail: (191) [system] k=!
   Call: (191) [system] k='\''
   Fail: (191) [system] k='\''
   Call: (191) [system] k='`'
   Fail: (191) [system] k='`'
   Call: (191) [system] k=end_of_file
   Fail: (191) [system] k=end_of_file
^  Call: (191) [user] read_symbolic(')', (0x55fbb4538270), k, _1844166)
^  Call: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), _1879676)
   Call: (193) [system] peek_char((0x55fbb4538270), _1880610)
   Exit: (193) [system] peek_char((0x55fbb4538270), b)
^  Call: (193) [user] is_delimiter(b)
   Call: (194) [system] char_type(b, space)
   Fail: (194) [system] char_type(b, space)
   Call: (194) [system] arg(_1885330, v('(', ')', end_of_file), b)
   Fail: (194) [system] arg(_1886262, v('(', ')', end_of_file), b)
^  Fail: (193) [user] is_delimiter(b)
   Call: (193) [system] ')'==b
   Fail: (193) [system] ')'==b
   Call: (193) [system] get_char((0x55fbb4538270), b)
   Exit: (193) [system] get_char((0x55fbb4538270), b)
   Call: (193) [system] b=(\)
   Fail: (193) [system] b=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _1893612)
   Call: (194) [system] peek_char((0x55fbb4538270), _1894546)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _1893612=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (193) [system] _1879676=[b]
   Exit: (193) [system] [b]=[b]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
^  Call: (192) [user] classify_and_convert_charseq([k, b], _1844166)
^  Call: (193) [user] classify_and_convert_charseq_([k, b], _1906624)
^  Call: (195) [system] setup_call_cleanup('$notrace'(_1907576, _1907578), once(user:catch(read_from_chars([k, b], _1906624), _1907558, fail)), '$restore_trace'(_1907576, _1907578))
^  Call: (196) [system] sig_atomic(system:'$notrace'(_1907576, _1907578))
^  Exit: (195) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([k, b], kb), _1907558, fail)), system:'$restore_trace'(3, -1))
   Call: (194) [system] atomic(kb)
   Exit: (194) [system] atomic(kb)
^  Exit: (193) [user] classify_and_convert_charseq_([k, b], kb)
   Call: (193) [system] integer(kb)
   Fail: (193) [system] integer(kb)
   Call: (193) [system] _1844166=kb
   Exit: (193) [system] kb=kb
^  Exit: (192) [user] classify_and_convert_charseq([k, b], kb)
^  Exit: (191) [user] read_symbolic(')', (0x55fbb4538270), k, kb)
^  Exit: (190) [user] cont_sexpr(')', (0x55fbb4538270), kb)
^  Call: (190) [user] read_list(')', (0x55fbb4538270), _1919704)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1921562)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
   Call: (192) [system] ' '=(/)
   Fail: (192) [system] ' '=(/)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55fbb4538270), _1931156)
   Exit: (192) [system] get_char((0x55fbb4538270), ' ')
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1933860)
   Exit: (193) [system] peek_char((0x55fbb4538270), r)
   Call: (193) [system] r=(;)
   Fail: (193) [system] r=(;)
   Call: (193) [system] r=(/)
   Fail: (193) [system] r=(/)
^  Call: (193) [user] is_like_space(r)
   Call: (194) [system] char_type(r, 'white')
   Fail: (194) [system] char_type(r, 'white')
   Call: (194) [system] char_type(r, end_of_line)
   Fail: (194) [system] char_type(r, end_of_line)
   Call: (194) [system] char_type(r, space)
   Fail: (194) [system] char_type(r, space)
   Call: (194) [system] char_type(r, cntrl)
   Fail: (194) [system] char_type(r, cntrl)
^  Fail: (193) [user] is_like_space(r)
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1950794)
   Exit: (191) [system] peek_char((0x55fbb4538270), r)
   Call: (191) [system] r=')'
   Fail: (191) [system] r=')'
   Call: (191) [system] r=end_of_file
   Fail: (191) [system] r=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55fbb4538270), _1956364)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1958222)
   Exit: (193) [system] peek_char((0x55fbb4538270), r)
   Call: (193) [system] r=(;)
   Fail: (193) [system] r=(;)
   Call: (193) [system] r=(/)
   Fail: (193) [system] r=(/)
^  Call: (193) [user] is_like_space(r)
   Call: (194) [system] char_type(r, 'white')
   Fail: (194) [system] char_type(r, 'white')
   Call: (194) [system] char_type(r, end_of_line)
   Fail: (194) [system] char_type(r, end_of_line)
   Call: (194) [system] char_type(r, space)
   Fail: (194) [system] char_type(r, space)
   Call: (194) [system] char_type(r, cntrl)
   Fail: (194) [system] char_type(r, cntrl)
^  Fail: (193) [user] is_like_space(r)
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] get_char((0x55fbb4538270), _1974232)
   Exit: (192) [system] get_char((0x55fbb4538270), r)
   Call: (192) [system] r='('
   Fail: (192) [system] r='('
   Call: (192) [system] r='['
   Fail: (192) [system] r='['
   Call: (192) [system] r='{'
   Fail: (192) [system] r='{'
   Call: (192) [system] r='"'
   Fail: (192) [system] r='"'
   Call: (192) [system] r=!
   Fail: (192) [system] r=!
   Call: (192) [system] r='\''
   Fail: (192) [system] r='\''
   Call: (192) [system] r='`'
   Fail: (192) [system] r='`'
   Call: (192) [system] r=end_of_file
   Fail: (192) [system] r=end_of_file
^  Call: (192) [user] read_symbolic(')', (0x55fbb4538270), r, _1956364)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _1991874)
   Call: (194) [system] peek_char((0x55fbb4538270), _1992808)
   Exit: (194) [system] peek_char((0x55fbb4538270), b)
^  Call: (194) [user] is_delimiter(b)
   Call: (195) [system] char_type(b, space)
   Fail: (195) [system] char_type(b, space)
   Call: (195) [system] arg(_1997528, v('(', ')', end_of_file), b)
   Fail: (195) [system] arg(_1998460, v('(', ')', end_of_file), b)
^  Fail: (194) [user] is_delimiter(b)
   Call: (194) [system] ')'==b
   Fail: (194) [system] ')'==b
   Call: (194) [system] get_char((0x55fbb4538270), b)
   Exit: (194) [system] get_char((0x55fbb4538270), b)
   Call: (194) [system] b=(\)
   Fail: (194) [system] b=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _2005810)
   Call: (195) [system] peek_char((0x55fbb4538270), _2006744)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (195) [user] is_delimiter(' ')
   Call: (196) [system] char_type(' ', space)
   Exit: (196) [system] char_type(' ', space)
^  Exit: (195) [user] is_delimiter(' ')
   Call: (195) [system] _2005810=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (194) [system] _1991874=[b]
   Exit: (194) [system] [b]=[b]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [b])
^  Call: (193) [user] classify_and_convert_charseq([r, b], _1956364)
^  Call: (194) [user] classify_and_convert_charseq_([r, b], _2018822)
^  Call: (196) [system] setup_call_cleanup('$notrace'(_2019774, _2019776), once(user:catch(read_from_chars([r, b], _2018822), _2019756, fail)), '$restore_trace'(_2019774, _2019776))
^  Call: (197) [system] sig_atomic(system:'$notrace'(_2019774, _2019776))
^  Exit: (196) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([r, b], rb), _2019756, fail)), system:'$restore_trace'(3, -1))
   Call: (195) [system] atomic(rb)
   Exit: (195) [system] atomic(rb)
^  Exit: (194) [user] classify_and_convert_charseq_([r, b], rb)
   Call: (194) [system] integer(rb)
   Fail: (194) [system] integer(rb)
   Call: (194) [system] _1956364=rb
   Exit: (194) [system] rb=rb
^  Exit: (193) [user] classify_and_convert_charseq([r, b], rb)
^  Exit: (192) [user] read_symbolic(')', (0x55fbb4538270), r, rb)
^  Exit: (191) [user] cont_sexpr(')', (0x55fbb4538270), rb)
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _2031902)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _2033760)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _2043354)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _2046058)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
   Call: (194) [system] '('=(/)
   Fail: (194) [system] '('=(/)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _2062992)
   Exit: (192) [system] peek_char((0x55fbb4538270), '(')
   Call: (192) [system] '('=')'
   Fail: (192) [system] '('=')'
   Call: (192) [system] '('=end_of_file
   Fail: (192) [system] '('=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _2068562)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _2070420)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
   Call: (194) [system] '('=(/)
   Fail: (194) [system] '('=(/)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _2086430)
   Exit: (193) [system] get_char((0x55fbb4538270), '(')
   Call: (193) [system] '('='('
   Exit: (193) [system] '('='('
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _2068562)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _2092000)
   Exit: (195) [system] peek_char((0x55fbb4538270), 'S')
   Call: (195) [system] 'S'=(;)
   Fail: (195) [system] 'S'=(;)
   Call: (195) [system] 'S'=(/)
   Fail: (195) [system] 'S'=(/)
^  Call: (195) [user] is_like_space('S')
   Call: (196) [system] char_type('S', 'white')
   Fail: (196) [system] char_type('S', 'white')
   Call: (196) [system] char_type('S', end_of_line)
   Fail: (196) [system] char_type('S', end_of_line)
   Call: (196) [system] char_type('S', space)
   Fail: (196) [system] char_type('S', space)
   Call: (196) [system] char_type('S', cntrl)
   Fail: (196) [system] char_type('S', cntrl)
^  Fail: (195) [user] is_like_space('S')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _14622)
   Exit: (194) [system] peek_char((0x55fbb4538270), 'S')
   Call: (194) [system] 'S'=')'
   Fail: (194) [system] 'S'=')'
   Call: (194) [system] 'S'=end_of_file
   Fail: (194) [system] 'S'=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _20192)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _22050)
   Exit: (196) [system] peek_char((0x55fbb4538270), 'S')
   Call: (196) [system] 'S'=(;)
   Fail: (196) [system] 'S'=(;)
   Call: (196) [system] 'S'=(/)
   Fail: (196) [system] 'S'=(/)
^  Call: (196) [user] is_like_space('S')
   Call: (197) [system] char_type('S', 'white')
   Fail: (197) [system] char_type('S', 'white')
   Call: (197) [system] char_type('S', end_of_line)
   Fail: (197) [system] char_type('S', end_of_line)
   Call: (197) [system] char_type('S', space)
   Fail: (197) [system] char_type('S', space)
   Call: (197) [system] char_type('S', cntrl)
   Fail: (197) [system] char_type('S', cntrl)
^  Fail: (196) [user] is_like_space('S')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _38060)
   Exit: (195) [system] get_char((0x55fbb4538270), 'S')
   Call: (195) [system] 'S'='('
   Fail: (195) [system] 'S'='('
   Call: (195) [system] 'S'='['
   Fail: (195) [system] 'S'='['
   Call: (195) [system] 'S'='{'
   Fail: (195) [system] 'S'='{'
   Call: (195) [system] 'S'='"'
   Fail: (195) [system] 'S'='"'
   Call: (195) [system] 'S'=!
   Fail: (195) [system] 'S'=!
   Call: (195) [system] 'S'='\''
   Fail: (195) [system] 'S'='\''
   Call: (195) [system] 'S'='`'
   Fail: (195) [system] 'S'='`'
   Call: (195) [system] 'S'=end_of_file
   Fail: (195) [system] 'S'=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55fbb4538270), 'S', _20192)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _55702)
   Call: (197) [system] peek_char((0x55fbb4538270), _56636)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (197) [user] is_delimiter(' ')
   Call: (198) [system] char_type(' ', space)
   Exit: (198) [system] char_type(' ', space)
^  Exit: (197) [user] is_delimiter(' ')
   Call: (197) [system] _55702=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (196) [user] classify_and_convert_charseq(['S'], _20192)
^  Call: (197) [user] classify_and_convert_charseq_(['S'], _65920)
^  Call: (199) [system] setup_call_cleanup('$notrace'(_66872, _66874), once(user:catch(read_from_chars(['S'], _65920), _66854, fail)), '$restore_trace'(_66872, _66874))
^  Call: (200) [system] sig_atomic(system:'$notrace'(_66872, _66874))
^  Exit: (199) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['S'], _65920), _66854, fail)), system:'$restore_trace'(3, -1))
   Call: (198) [system] atomic(_65920)
   Fail: (198) [system] atomic(_65920)
   Call: (198) [system] atom_chars(_65920, ['S'])
   Exit: (198) [system] atom_chars('S', ['S'])
^  Exit: (197) [user] classify_and_convert_charseq_(['S'], 'S')
   Call: (197) [system] integer('S')
   Fail: (197) [system] integer('S')
   Call: (197) [system] _20192='S'
   Exit: (197) [system] 'S'='S'
^  Exit: (196) [user] classify_and_convert_charseq(['S'], 'S')
^  Exit: (195) [user] read_symbolic(')', (0x55fbb4538270), 'S', 'S')
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), 'S')
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _80870)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _82728)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _92322)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _95026)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
   Call: (197) [system] '('=(/)
   Fail: (197) [system] '('=(/)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _111960)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=')'
   Fail: (195) [system] '('=')'
   Call: (195) [system] '('=end_of_file
   Fail: (195) [system] '('=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _117530)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _119388)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
   Call: (197) [system] '('=(/)
   Fail: (197) [system] '('=(/)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _135398)
   Exit: (196) [system] get_char((0x55fbb4538270), '(')
   Call: (196) [system] '('='('
   Exit: (196) [system] '('='('
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _117530)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _140968)
   Exit: (198) [system] peek_char((0x55fbb4538270), 'S')
   Call: (198) [system] 'S'=(;)
   Fail: (198) [system] 'S'=(;)
   Call: (198) [system] 'S'=(/)
   Fail: (198) [system] 'S'=(/)
^  Call: (198) [user] is_like_space('S')
   Call: (199) [system] char_type('S', 'white')
   Fail: (199) [system] char_type('S', 'white')
   Call: (199) [system] char_type('S', end_of_line)
   Fail: (199) [system] char_type('S', end_of_line)
   Call: (199) [system] char_type('S', space)
   Fail: (199) [system] char_type('S', space)
   Call: (199) [system] char_type('S', cntrl)
   Fail: (199) [system] char_type('S', cntrl)
^  Fail: (198) [user] is_like_space('S')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _156978)
   Exit: (197) [system] peek_char((0x55fbb4538270), 'S')
   Call: (197) [system] 'S'=')'
   Fail: (197) [system] 'S'=')'
   Call: (197) [system] 'S'=end_of_file
   Fail: (197) [system] 'S'=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _162548)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _164406)
   Exit: (199) [system] peek_char((0x55fbb4538270), 'S')
   Call: (199) [system] 'S'=(;)
   Fail: (199) [system] 'S'=(;)
   Call: (199) [system] 'S'=(/)
   Fail: (199) [system] 'S'=(/)
^  Call: (199) [user] is_like_space('S')
   Call: (200) [system] char_type('S', 'white')
   Fail: (200) [system] char_type('S', 'white')
   Call: (200) [system] char_type('S', end_of_line)
   Fail: (200) [system] char_type('S', end_of_line)
   Call: (200) [system] char_type('S', space)
   Fail: (200) [system] char_type('S', space)
   Call: (200) [system] char_type('S', cntrl)
   Fail: (200) [system] char_type('S', cntrl)
^  Fail: (199) [user] is_like_space('S')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _180416)
   Exit: (198) [system] get_char((0x55fbb4538270), 'S')
   Call: (198) [system] 'S'='('
   Fail: (198) [system] 'S'='('
   Call: (198) [system] 'S'='['
   Fail: (198) [system] 'S'='['
   Call: (198) [system] 'S'='{'
   Fail: (198) [system] 'S'='{'
   Call: (198) [system] 'S'='"'
   Fail: (198) [system] 'S'='"'
   Call: (198) [system] 'S'=!
   Fail: (198) [system] 'S'=!
   Call: (198) [system] 'S'='\''
   Fail: (198) [system] 'S'='\''
   Call: (198) [system] 'S'='`'
   Fail: (198) [system] 'S'='`'
   Call: (198) [system] 'S'=end_of_file
   Fail: (198) [system] 'S'=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55fbb4538270), 'S', _162548)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _198058)
   Call: (200) [system] peek_char((0x55fbb4538270), _198992)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (200) [user] is_delimiter(' ')
   Call: (201) [system] char_type(' ', space)
   Exit: (201) [system] char_type(' ', space)
^  Exit: (200) [user] is_delimiter(' ')
   Call: (200) [system] _198058=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (199) [user] classify_and_convert_charseq(['S'], _162548)
^  Call: (200) [user] classify_and_convert_charseq_(['S'], _208276)
^  Call: (202) [system] setup_call_cleanup('$notrace'(_209228, _209230), once(user:catch(read_from_chars(['S'], _208276), _209210, fail)), '$restore_trace'(_209228, _209230))
^  Call: (203) [system] sig_atomic(system:'$notrace'(_209228, _209230))
^  Exit: (202) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['S'], _208276), _209210, fail)), system:'$restore_trace'(3, -1))
   Call: (201) [system] atomic(_208276)
   Fail: (201) [system] atomic(_208276)
   Call: (201) [system] atom_chars(_208276, ['S'])
   Exit: (201) [system] atom_chars('S', ['S'])
^  Exit: (200) [user] classify_and_convert_charseq_(['S'], 'S')
   Call: (200) [system] integer('S')
   Fail: (200) [system] integer('S')
   Call: (200) [system] _162548='S'
   Exit: (200) [system] 'S'='S'
^  Exit: (199) [user] classify_and_convert_charseq(['S'], 'S')
^  Exit: (198) [user] read_symbolic(')', (0x55fbb4538270), 'S', 'S')
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), 'S')
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _223226)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _225084)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _234678)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _237382)
   Exit: (200) [system] peek_char((0x55fbb4538270), 'Z')
   Call: (200) [system] 'Z'=(;)
   Fail: (200) [system] 'Z'=(;)
   Call: (200) [system] 'Z'=(/)
   Fail: (200) [system] 'Z'=(/)
^  Call: (200) [user] is_like_space('Z')
   Call: (201) [system] char_type('Z', 'white')
   Fail: (201) [system] char_type('Z', 'white')
   Call: (201) [system] char_type('Z', end_of_line)
   Fail: (201) [system] char_type('Z', end_of_line)
   Call: (201) [system] char_type('Z', space)
   Fail: (201) [system] char_type('Z', space)
   Call: (201) [system] char_type('Z', cntrl)
   Fail: (201) [system] char_type('Z', cntrl)
^  Fail: (200) [user] is_like_space('Z')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _254316)
   Exit: (198) [system] peek_char((0x55fbb4538270), 'Z')
   Call: (198) [system] 'Z'=')'
   Fail: (198) [system] 'Z'=')'
   Call: (198) [system] 'Z'=end_of_file
   Fail: (198) [system] 'Z'=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _259886)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _261744)
   Exit: (200) [system] peek_char((0x55fbb4538270), 'Z')
   Call: (200) [system] 'Z'=(;)
   Fail: (200) [system] 'Z'=(;)
   Call: (200) [system] 'Z'=(/)
   Fail: (200) [system] 'Z'=(/)
^  Call: (200) [user] is_like_space('Z')
   Call: (201) [system] char_type('Z', 'white')
   Fail: (201) [system] char_type('Z', 'white')
   Call: (201) [system] char_type('Z', end_of_line)
   Fail: (201) [system] char_type('Z', end_of_line)
   Call: (201) [system] char_type('Z', space)
   Fail: (201) [system] char_type('Z', space)
   Call: (201) [system] char_type('Z', cntrl)
   Fail: (201) [system] char_type('Z', cntrl)
^  Fail: (200) [user] is_like_space('Z')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _277754)
   Exit: (199) [system] get_char((0x55fbb4538270), 'Z')
   Call: (199) [system] 'Z'='('
   Fail: (199) [system] 'Z'='('
   Call: (199) [system] 'Z'='['
   Fail: (199) [system] 'Z'='['
   Call: (199) [system] 'Z'='{'
   Fail: (199) [system] 'Z'='{'
   Call: (199) [system] 'Z'='"'
   Fail: (199) [system] 'Z'='"'
   Call: (199) [system] 'Z'=!
   Fail: (199) [system] 'Z'=!
   Call: (199) [system] 'Z'='\''
   Fail: (199) [system] 'Z'='\''
   Call: (199) [system] 'Z'='`'
   Fail: (199) [system] 'Z'='`'
   Call: (199) [system] 'Z'=end_of_file
   Fail: (199) [system] 'Z'=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55fbb4538270), 'Z', _259886)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _295396)
   Call: (201) [system] peek_char((0x55fbb4538270), _296330)
   Exit: (201) [system] peek_char((0x55fbb4538270), ')')
^  Call: (201) [user] is_delimiter(')')
   Call: (202) [system] char_type(')', space)
   Fail: (202) [system] char_type(')', space)
   Call: (202) [system] arg(_301050, v('(', ')', end_of_file), ')')
   Exit: (202) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (201) [user] is_delimiter(')')
   Call: (201) [system] _295396=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (200) [user] classify_and_convert_charseq(['Z'], _259886)
^  Call: (201) [user] classify_and_convert_charseq_(['Z'], _307486)
^  Call: (203) [system] setup_call_cleanup('$notrace'(_308438, _308440), once(user:catch(read_from_chars(['Z'], _307486), _308420, fail)), '$restore_trace'(_308438, _308440))
^  Call: (204) [system] sig_atomic(system:'$notrace'(_308438, _308440))
^  Exit: (203) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['Z'], _307486), _308420, fail)), system:'$restore_trace'(3, -1))
   Call: (202) [system] atomic(_307486)
   Fail: (202) [system] atomic(_307486)
   Call: (202) [system] atom_chars(_307486, ['Z'])
   Exit: (202) [system] atom_chars('Z', ['Z'])
^  Exit: (201) [user] classify_and_convert_charseq_(['Z'], 'Z')
   Call: (201) [system] integer('Z')
   Fail: (201) [system] integer('Z')
   Call: (201) [system] _259886='Z'
   Exit: (201) [system] 'Z'='Z'
^  Exit: (200) [user] classify_and_convert_charseq(['Z'], 'Z')
^  Exit: (199) [user] read_symbolic(')', (0x55fbb4538270), 'Z', 'Z')
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), 'Z')
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _322436)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _324294)
   Exit: (200) [system] peek_char((0x55fbb4538270), ')')
   Call: (200) [system] ')'=(;)
   Fail: (200) [system] ')'=(;)
   Call: (200) [system] ')'=(/)
   Fail: (200) [system] ')'=(/)
^  Call: (200) [user] is_like_space(')')
   Call: (201) [system] char_type(')', 'white')
   Fail: (201) [system] char_type(')', 'white')
   Call: (201) [system] char_type(')', end_of_line)
   Fail: (201) [system] char_type(')', end_of_line)
   Call: (201) [system] char_type(')', space)
   Fail: (201) [system] char_type(')', space)
   Call: (201) [system] char_type(')', cntrl)
   Fail: (201) [system] char_type(')', cntrl)
^  Fail: (200) [user] is_like_space(')')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _340304)
   Exit: (199) [system] peek_char((0x55fbb4538270), ')')
   Call: (199) [system] ')'=')'
   Exit: (199) [system] ')'=')'
   Call: (199) [system] get_char((0x55fbb4538270), _344094)
   Exit: (199) [system] get_char((0x55fbb4538270), ')')
   Call: (199) [system] _322436=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [])
   Call: (198) [system] _223226=['Z']
   Exit: (198) [system] ['Z']=['Z']
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), ['Z'])
   Call: (197) [system] _117530=['S', 'Z']
   Exit: (197) [system] ['S', 'Z']=['S', 'Z']
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), ['S', 'Z'])
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), ['S', 'Z'])
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _355182)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _357040)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
   Call: (197) [system] ')'=(/)
   Fail: (197) [system] ')'=(/)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _373050)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55fbb4538270), _376840)
   Exit: (196) [system] get_char((0x55fbb4538270), ')')
   Call: (196) [system] _355182=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [])
   Call: (195) [system] _80870=[['S', 'Z']]
   Exit: (195) [system] [['S', 'Z']]=[['S', 'Z']]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [['S', 'Z']])
   Call: (194) [system] _3428=['S', ['S', 'Z']]
   Exit: (194) [system] ['S', ['S', 'Z']]=['S', ['S', 'Z']]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), ['S', ['S', 'Z']])
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), ['S', ['S', 'Z']])
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _387928)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _389786)
   Exit: (194) [system] peek_char((0x55fbb4538270), ')')
   Call: (194) [system] ')'=(;)
   Fail: (194) [system] ')'=(;)
   Call: (194) [system] ')'=(/)
   Fail: (194) [system] ')'=(/)
^  Call: (194) [user] is_like_space(')')
   Call: (195) [system] char_type(')', 'white')
   Fail: (195) [system] char_type(')', 'white')
   Call: (195) [system] char_type(')', end_of_line)
   Fail: (195) [system] char_type(')', end_of_line)
   Call: (195) [system] char_type(')', space)
   Fail: (195) [system] char_type(')', space)
   Call: (195) [system] char_type(')', cntrl)
   Fail: (195) [system] char_type(')', cntrl)
^  Fail: (194) [user] is_like_space(')')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _405796)
   Exit: (193) [system] peek_char((0x55fbb4538270), ')')
   Call: (193) [system] ')'=')'
   Exit: (193) [system] ')'=')'
   Call: (193) [system] get_char((0x55fbb4538270), _409586)
   Exit: (193) [system] get_char((0x55fbb4538270), ')')
   Call: (193) [system] _387928=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [])
   Call: (192) [system] _3424=[['S', ['S', 'Z']]]
   Exit: (192) [system] [['S', ['S', 'Z']]]=[['S', ['S', 'Z']]]
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), [['S', ['S', 'Z']]])
   Call: (191) [system] _3418=[rb, ['S', ['S', 'Z']]]
   Exit: (191) [system] [rb, ['S', ['S', 'Z']]]=[rb, ['S', ['S', 'Z']]]
^  Exit: (190) [user] read_list(')', (0x55fbb4538270), [rb, ['S', ['S', 'Z']]])
   Call: (190) [system] _3412=[kb, rb, ['S', ['S', 'Z']]]
   Exit: (190) [system] [kb, rb, ['S', ['S', 'Z']]]=[kb, rb, ['S', ['S', 'Z']]]
^  Exit: (189) [user] read_list(')', (0x55fbb4538270), [kb, rb, ['S', ['S', 'Z']]])
   Call: (189) [system] _3380=[[:, _term, _type], kb, rb, ['S', ['S', 'Z']]]
   Exit: (189) [system] [[:, _term, _type], kb, rb, ['S', ['S', 'Z']]]=[[:, _term, _type], kb, rb, ['S', ['S', 'Z']]]
^  Exit: (188) [user] read_list(')', (0x55fbb4538270), [[:, _term, _type], kb, rb, ['S', ['S', 'Z']]])
   Call: (188) [system] _3372=[synthesize, [:, _term, _type], kb, rb, ['S', ['S', 'Z']]]
   Exit: (188) [system] [synthesize, [:, _term, _type], kb, rb, ['S', ['S', 'Z']]]=[synthesize, [:, _term, _type], kb, rb, ['S', ['S', 'Z']]]
^  Exit: (187) [user] read_list(')', (0x55fbb4538270), [synthesize, [:, _term, _type], kb, rb, ['S', ['S', 'Z']]])
^  Exit: (186) [user] cont_sexpr(')', (0x55fbb4538270), [synthesize, [:, _term, _type], kb, rb, ['S', ['S', 'Z']]])
^  Call: (186) [user] read_list(')', (0x55fbb4538270), _429056)
^  Call: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] peek_char((0x55fbb4538270), _430914)
   Exit: (188) [system] peek_char((0x55fbb4538270), '\n')
   Call: (188) [system] '\n'=(;)
   Fail: (188) [system] '\n'=(;)
   Call: (188) [system] '\n'=(/)
   Fail: (188) [system] '\n'=(/)
^  Call: (188) [user] is_like_space('\n')
   Call: (189) [system] char_type('\n', 'white')
   Fail: (189) [system] char_type('\n', 'white')
   Call: (189) [system] char_type('\n', end_of_line)
   Exit: (189) [system] char_type('\n', end_of_line)
^  Exit: (188) [user] is_like_space('\n')
   Call: (188) [system] get_char((0x55fbb4538270), _442364)
   Exit: (188) [system] get_char((0x55fbb4538270), '\n')
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _445068)
   Exit: (189) [system] peek_char((0x55fbb4538270), '(')
   Call: (189) [system] '('=(;)
   Fail: (189) [system] '('=(;)
   Call: (189) [system] '('=(/)
   Fail: (189) [system] '('=(/)
^  Call: (189) [user] is_like_space('(')
   Call: (190) [system] char_type('(', 'white')
   Fail: (190) [system] char_type('(', 'white')
   Call: (190) [system] char_type('(', end_of_line)
   Fail: (190) [system] char_type('(', end_of_line)
   Call: (190) [system] char_type('(', space)
   Fail: (190) [system] char_type('(', space)
   Call: (190) [system] char_type('(', cntrl)
   Fail: (190) [system] char_type('(', cntrl)
^  Fail: (189) [user] is_like_space('(')
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
^  Exit: (187) [user] skip_spaces((0x55fbb4538270))
   Call: (187) [system] peek_char((0x55fbb4538270), _462002)
   Exit: (187) [system] peek_char((0x55fbb4538270), '(')
   Call: (187) [system] '('=')'
   Fail: (187) [system] '('=')'
   Call: (187) [system] '('=end_of_file
   Fail: (187) [system] '('=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55fbb4538270), _467572)
^  Call: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _469430)
   Exit: (189) [system] peek_char((0x55fbb4538270), '(')
   Call: (189) [system] '('=(;)
   Fail: (189) [system] '('=(;)
   Call: (189) [system] '('=(/)
   Fail: (189) [system] '('=(/)
^  Call: (189) [user] is_like_space('(')
   Call: (190) [system] char_type('(', 'white')
   Fail: (190) [system] char_type('(', 'white')
   Call: (190) [system] char_type('(', end_of_line)
   Fail: (190) [system] char_type('(', end_of_line)
   Call: (190) [system] char_type('(', space)
   Fail: (190) [system] char_type('(', space)
   Call: (190) [system] char_type('(', cntrl)
   Fail: (190) [system] char_type('(', cntrl)
^  Fail: (189) [user] is_like_space('(')
^  Exit: (188) [user] skip_spaces((0x55fbb4538270))
   Call: (188) [system] get_char((0x55fbb4538270), _485440)
   Exit: (188) [system] get_char((0x55fbb4538270), '(')
   Call: (188) [system] '('='('
   Exit: (188) [system] '('='('
^  Call: (188) [user] read_list(')', (0x55fbb4538270), _467572)
^  Call: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _491010)
   Exit: (190) [system] peek_char((0x55fbb4538270), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
   Call: (190) [system] '('=(/)
   Fail: (190) [system] '('=(/)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55fbb4538270))
   Call: (189) [system] peek_char((0x55fbb4538270), _507020)
   Exit: (189) [system] peek_char((0x55fbb4538270), '(')
   Call: (189) [system] '('=')'
   Fail: (189) [system] '('=')'
   Call: (189) [system] '('=end_of_file
   Fail: (189) [system] '('=end_of_file
^  Call: (189) [user] cont_sexpr(')', (0x55fbb4538270), _512590)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _514448)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
   Call: (191) [system] '('=(/)
   Fail: (191) [system] '('=(/)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] get_char((0x55fbb4538270), _530458)
   Exit: (190) [system] get_char((0x55fbb4538270), '(')
   Call: (190) [system] '('='('
   Exit: (190) [system] '('='('
^  Call: (190) [user] read_list(')', (0x55fbb4538270), _512590)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _536028)
   Exit: (192) [system] peek_char((0x55fbb4538270), :)
   Call: (192) [system] (:)=(;)
   Fail: (192) [system] (:)=(;)
   Call: (192) [system] (:)=(/)
   Fail: (192) [system] (:)=(/)
^  Call: (192) [user] is_like_space(:)
   Call: (193) [system] char_type(:, 'white')
   Fail: (193) [system] char_type(:, 'white')
   Call: (193) [system] char_type(:, end_of_line)
   Fail: (193) [system] char_type(:, end_of_line)
   Call: (193) [system] char_type(:, space)
   Fail: (193) [system] char_type(:, space)
   Call: (193) [system] char_type(:, cntrl)
   Fail: (193) [system] char_type(:, cntrl)
^  Fail: (192) [user] is_like_space(:)
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _552038)
   Exit: (191) [system] peek_char((0x55fbb4538270), :)
   Call: (191) [system] (:)=')'
   Fail: (191) [system] (:)=')'
   Call: (191) [system] (:)=end_of_file
   Fail: (191) [system] (:)=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55fbb4538270), _557608)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _559466)
   Exit: (193) [system] peek_char((0x55fbb4538270), :)
   Call: (193) [system] (:)=(;)
   Fail: (193) [system] (:)=(;)
   Call: (193) [system] (:)=(/)
   Fail: (193) [system] (:)=(/)
^  Call: (193) [user] is_like_space(:)
   Call: (194) [system] char_type(:, 'white')
   Fail: (194) [system] char_type(:, 'white')
   Call: (194) [system] char_type(:, end_of_line)
   Fail: (194) [system] char_type(:, end_of_line)
   Call: (194) [system] char_type(:, space)
   Fail: (194) [system] char_type(:, space)
   Call: (194) [system] char_type(:, cntrl)
   Fail: (194) [system] char_type(:, cntrl)
^  Fail: (193) [user] is_like_space(:)
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] get_char((0x55fbb4538270), _575476)
   Exit: (192) [system] get_char((0x55fbb4538270), :)
   Call: (192) [system] (:)='('
   Fail: (192) [system] (:)='('
   Call: (192) [system] (:)='['
   Fail: (192) [system] (:)='['
   Call: (192) [system] (:)='{'
   Fail: (192) [system] (:)='{'
   Call: (192) [system] (:)='"'
   Fail: (192) [system] (:)='"'
   Call: (192) [system] (:)=!
   Fail: (192) [system] (:)=!
   Call: (192) [system] (:)='\''
   Fail: (192) [system] (:)='\''
   Call: (192) [system] (:)='`'
   Fail: (192) [system] (:)='`'
   Call: (192) [system] (:)=end_of_file
   Fail: (192) [system] (:)=end_of_file
^  Call: (192) [user] read_symbolic(')', (0x55fbb4538270), :, _557608)
^  Call: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), _593118)
   Call: (194) [system] peek_char((0x55fbb4538270), _594052)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _593118=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (193) [user] classify_and_convert_charseq([:], _557608)
^  Call: (194) [user] classify_and_convert_charseq_([:], _603336)
^  Call: (196) [system] setup_call_cleanup('$notrace'(_604288, _604290), once(user:catch(read_from_chars([:], _603336), _604270, fail)), '$restore_trace'(_604288, _604290))
^  Call: (197) [system] sig_atomic(system:'$notrace'(_604288, _604290))
^  Exit: (196) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _604270, fail)), system:'$restore_trace'(3, -1))
   Call: (195) [system] atomic(:)
   Exit: (195) [system] atomic(:)
^  Exit: (194) [user] classify_and_convert_charseq_([:], :)
   Call: (194) [system] integer(:)
   Fail: (194) [system] integer(:)
   Call: (194) [system] _557608=(:)
   Exit: (194) [system] (:)=(:)
^  Exit: (193) [user] classify_and_convert_charseq([:], :)
^  Exit: (192) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (191) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _616416)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _618274)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _627868)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _630572)
   Exit: (194) [system] peek_char((0x55fbb4538270), a)
   Call: (194) [system] a=(;)
   Fail: (194) [system] a=(;)
   Call: (194) [system] a=(/)
   Fail: (194) [system] a=(/)
^  Call: (194) [user] is_like_space(a)
   Call: (195) [system] char_type(a, 'white')
   Fail: (195) [system] char_type(a, 'white')
   Call: (195) [system] char_type(a, end_of_line)
   Fail: (195) [system] char_type(a, end_of_line)
   Call: (195) [system] char_type(a, space)
   Fail: (195) [system] char_type(a, space)
   Call: (195) [system] char_type(a, cntrl)
   Fail: (195) [system] char_type(a, cntrl)
^  Fail: (194) [user] is_like_space(a)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _647506)
   Exit: (192) [system] peek_char((0x55fbb4538270), a)
   Call: (192) [system] a=')'
   Fail: (192) [system] a=')'
   Call: (192) [system] a=end_of_file
   Fail: (192) [system] a=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _653076)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _654934)
   Exit: (194) [system] peek_char((0x55fbb4538270), a)
   Call: (194) [system] a=(;)
   Fail: (194) [system] a=(;)
   Call: (194) [system] a=(/)
   Fail: (194) [system] a=(/)
^  Call: (194) [user] is_like_space(a)
   Call: (195) [system] char_type(a, 'white')
   Fail: (195) [system] char_type(a, 'white')
   Call: (195) [system] char_type(a, end_of_line)
   Fail: (195) [system] char_type(a, end_of_line)
   Call: (195) [system] char_type(a, space)
   Fail: (195) [system] char_type(a, space)
   Call: (195) [system] char_type(a, cntrl)
   Fail: (195) [system] char_type(a, cntrl)
^  Fail: (194) [user] is_like_space(a)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _670944)
   Exit: (193) [system] get_char((0x55fbb4538270), a)
   Call: (193) [system] a='('
   Fail: (193) [system] a='('
   Call: (193) [system] a='['
   Fail: (193) [system] a='['
   Call: (193) [system] a='{'
   Fail: (193) [system] a='{'
   Call: (193) [system] a='"'
   Fail: (193) [system] a='"'
   Call: (193) [system] a=!
   Fail: (193) [system] a=!
   Call: (193) [system] a='\''
   Fail: (193) [system] a='\''
   Call: (193) [system] a='`'
   Fail: (193) [system] a='`'
   Call: (193) [system] a=end_of_file
   Fail: (193) [system] a=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55fbb4538270), a, _653076)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _688586)
   Call: (195) [system] peek_char((0x55fbb4538270), _689520)
   Exit: (195) [system] peek_char((0x55fbb4538270), b)
^  Call: (195) [user] is_delimiter(b)
   Call: (196) [system] char_type(b, space)
   Fail: (196) [system] char_type(b, space)
   Call: (196) [system] arg(_694240, v('(', ')', end_of_file), b)
   Fail: (196) [system] arg(_695172, v('(', ')', end_of_file), b)
^  Fail: (195) [user] is_delimiter(b)
   Call: (195) [system] ')'==b
   Fail: (195) [system] ')'==b
   Call: (195) [system] get_char((0x55fbb4538270), b)
   Exit: (195) [system] get_char((0x55fbb4538270), b)
   Call: (195) [system] b=(\)
   Fail: (195) [system] b=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _702522)
   Call: (196) [system] peek_char((0x55fbb4538270), _703456)
   Exit: (196) [system] peek_char((0x55fbb4538270), c)
^  Call: (196) [user] is_delimiter(c)
   Call: (197) [system] char_type(c, space)
   Fail: (197) [system] char_type(c, space)
   Call: (197) [system] arg(_708176, v('(', ')', end_of_file), c)
   Fail: (197) [system] arg(_709108, v('(', ')', end_of_file), c)
^  Fail: (196) [user] is_delimiter(c)
   Call: (196) [system] ')'==c
   Fail: (196) [system] ')'==c
   Call: (196) [system] get_char((0x55fbb4538270), c)
   Exit: (196) [system] get_char((0x55fbb4538270), c)
   Call: (196) [system] c=(\)
   Fail: (196) [system] c=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _716458)
   Call: (197) [system] peek_char((0x55fbb4538270), _717392)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (197) [user] is_delimiter(' ')
   Call: (198) [system] char_type(' ', space)
   Exit: (198) [system] char_type(' ', space)
^  Exit: (197) [user] is_delimiter(' ')
   Call: (197) [system] _716458=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (196) [system] _702522=[c]
   Exit: (196) [system] [c]=[c]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [c])
   Call: (195) [system] _688586=[b, c]
   Exit: (195) [system] [b, c]=[b, c]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [b, c])
^  Call: (194) [user] classify_and_convert_charseq([a, b, c], _653076)
^  Call: (195) [user] classify_and_convert_charseq_([a, b, c], _732264)
^  Call: (197) [system] setup_call_cleanup('$notrace'(_733216, _733218), once(user:catch(read_from_chars([a, b, c], _732264), _733198, fail)), '$restore_trace'(_733216, _733218))
^  Call: (198) [system] sig_atomic(system:'$notrace'(_733216, _733218))
^  Exit: (197) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _733198, fail)), system:'$restore_trace'(3, -1))
   Call: (196) [system] atomic(abc)
   Exit: (196) [system] atomic(abc)
^  Exit: (195) [user] classify_and_convert_charseq_([a, b, c], abc)
   Call: (195) [system] integer(abc)
   Fail: (195) [system] integer(abc)
   Call: (195) [system] _653076=abc
   Exit: (195) [system] abc=abc
^  Exit: (194) [user] classify_and_convert_charseq([a, b, c], abc)
^  Exit: (193) [user] read_symbolic(')', (0x55fbb4538270), a, abc)
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), abc)
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _745344)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _747202)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
   Call: (194) [system] ' '=(/)
   Fail: (194) [system] ' '=(/)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55fbb4538270), _756796)
   Exit: (194) [system] get_char((0x55fbb4538270), ' ')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _759500)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
   Call: (195) [system] '('=(/)
   Fail: (195) [system] '('=(/)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _776434)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=')'
   Fail: (193) [system] '('=')'
   Call: (193) [system] '('=end_of_file
   Fail: (193) [system] '('=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _782004)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _783862)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
   Call: (195) [system] '('=(/)
   Fail: (195) [system] '('=(/)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _799872)
   Exit: (194) [system] get_char((0x55fbb4538270), '(')
   Call: (194) [system] '('='('
   Exit: (194) [system] '('='('
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _782004)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _805442)
   Exit: (196) [system] peek_char((0x55fbb4538270), 'I')
   Call: (196) [system] 'I'=(;)
   Fail: (196) [system] 'I'=(;)
   Call: (196) [system] 'I'=(/)
   Fail: (196) [system] 'I'=(/)
^  Call: (196) [user] is_like_space('I')
   Call: (197) [system] char_type('I', 'white')
   Fail: (197) [system] char_type('I', 'white')
   Call: (197) [system] char_type('I', end_of_line)
   Fail: (197) [system] char_type('I', end_of_line)
   Call: (197) [system] char_type('I', space)
   Fail: (197) [system] char_type('I', space)
   Call: (197) [system] char_type('I', cntrl)
   Fail: (197) [system] char_type('I', cntrl)
^  Fail: (196) [user] is_like_space('I')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _821452)
   Exit: (195) [system] peek_char((0x55fbb4538270), 'I')
   Call: (195) [system] 'I'=')'
   Fail: (195) [system] 'I'=')'
   Call: (195) [system] 'I'=end_of_file
   Fail: (195) [system] 'I'=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _827022)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _828880)
   Exit: (197) [system] peek_char((0x55fbb4538270), 'I')
   Call: (197) [system] 'I'=(;)
   Fail: (197) [system] 'I'=(;)
   Call: (197) [system] 'I'=(/)
   Fail: (197) [system] 'I'=(/)
^  Call: (197) [user] is_like_space('I')
   Call: (198) [system] char_type('I', 'white')
   Fail: (198) [system] char_type('I', 'white')
   Call: (198) [system] char_type('I', end_of_line)
   Fail: (198) [system] char_type('I', end_of_line)
   Call: (198) [system] char_type('I', space)
   Fail: (198) [system] char_type('I', space)
   Call: (198) [system] char_type('I', cntrl)
   Fail: (198) [system] char_type('I', cntrl)
^  Fail: (197) [user] is_like_space('I')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _844890)
   Exit: (196) [system] get_char((0x55fbb4538270), 'I')
   Call: (196) [system] 'I'='('
   Fail: (196) [system] 'I'='('
   Call: (196) [system] 'I'='['
   Fail: (196) [system] 'I'='['
   Call: (196) [system] 'I'='{'
   Fail: (196) [system] 'I'='{'
   Call: (196) [system] 'I'='"'
   Fail: (196) [system] 'I'='"'
   Call: (196) [system] 'I'=!
   Fail: (196) [system] 'I'=!
   Call: (196) [system] 'I'='\''
   Fail: (196) [system] 'I'='\''
   Call: (196) [system] 'I'='`'
   Fail: (196) [system] 'I'='`'
   Call: (196) [system] 'I'=end_of_file
   Fail: (196) [system] 'I'=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55fbb4538270), 'I', _827022)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _862532)
   Call: (198) [system] peek_char((0x55fbb4538270), _863466)
   Exit: (198) [system] peek_char((0x55fbb4538270), m)
^  Call: (198) [user] is_delimiter(m)
   Call: (199) [system] char_type(m, space)
   Fail: (199) [system] char_type(m, space)
   Call: (199) [system] arg(_868186, v('(', ')', end_of_file), m)
   Fail: (199) [system] arg(_869118, v('(', ')', end_of_file), m)
^  Fail: (198) [user] is_delimiter(m)
   Call: (198) [system] ')'==m
   Fail: (198) [system] ')'==m
   Call: (198) [system] get_char((0x55fbb4538270), m)
   Exit: (198) [system] get_char((0x55fbb4538270), m)
   Call: (198) [system] m=(\)
   Fail: (198) [system] m=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _876468)
   Call: (199) [system] peek_char((0x55fbb4538270), _877402)
   Exit: (199) [system] peek_char((0x55fbb4538270), p)
^  Call: (199) [user] is_delimiter(p)
   Call: (200) [system] char_type(p, space)
   Fail: (200) [system] char_type(p, space)
   Call: (200) [system] arg(_882122, v('(', ')', end_of_file), p)
   Fail: (200) [system] arg(_883054, v('(', ')', end_of_file), p)
^  Fail: (199) [user] is_delimiter(p)
   Call: (199) [system] ')'==p
   Fail: (199) [system] ')'==p
   Call: (199) [system] get_char((0x55fbb4538270), p)
   Exit: (199) [system] get_char((0x55fbb4538270), p)
   Call: (199) [system] p=(\)
   Fail: (199) [system] p=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _890404)
   Call: (200) [system] peek_char((0x55fbb4538270), _891338)
   Exit: (200) [system] peek_char((0x55fbb4538270), l)
^  Call: (200) [user] is_delimiter(l)
   Call: (201) [system] char_type(l, space)
   Fail: (201) [system] char_type(l, space)
   Call: (201) [system] arg(_896058, v('(', ')', end_of_file), l)
   Fail: (201) [system] arg(_896990, v('(', ')', end_of_file), l)
^  Fail: (200) [user] is_delimiter(l)
   Call: (200) [system] ')'==l
   Fail: (200) [system] ')'==l
   Call: (200) [system] get_char((0x55fbb4538270), l)
   Exit: (200) [system] get_char((0x55fbb4538270), l)
   Call: (200) [system] l=(\)
   Fail: (200) [system] l=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _904340)
   Call: (201) [system] peek_char((0x55fbb4538270), _905274)
   Exit: (201) [system] peek_char((0x55fbb4538270), i)
^  Call: (201) [user] is_delimiter(i)
   Call: (202) [system] char_type(i, space)
   Fail: (202) [system] char_type(i, space)
   Call: (202) [system] arg(_909994, v('(', ')', end_of_file), i)
   Fail: (202) [system] arg(_910926, v('(', ')', end_of_file), i)
^  Fail: (201) [user] is_delimiter(i)
   Call: (201) [system] ')'==i
   Fail: (201) [system] ')'==i
   Call: (201) [system] get_char((0x55fbb4538270), i)
   Exit: (201) [system] get_char((0x55fbb4538270), i)
   Call: (201) [system] i=(\)
   Fail: (201) [system] i=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _918276)
   Call: (202) [system] peek_char((0x55fbb4538270), _919210)
   Exit: (202) [system] peek_char((0x55fbb4538270), c)
^  Call: (202) [user] is_delimiter(c)
   Call: (203) [system] char_type(c, space)
   Fail: (203) [system] char_type(c, space)
   Call: (203) [system] arg(_923930, v('(', ')', end_of_file), c)
   Fail: (203) [system] arg(_924862, v('(', ')', end_of_file), c)
^  Fail: (202) [user] is_delimiter(c)
   Call: (202) [system] ')'==c
   Fail: (202) [system] ')'==c
   Call: (202) [system] get_char((0x55fbb4538270), c)
   Exit: (202) [system] get_char((0x55fbb4538270), c)
   Call: (202) [system] c=(\)
   Fail: (202) [system] c=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _932212)
   Call: (203) [system] peek_char((0x55fbb4538270), _933146)
   Exit: (203) [system] peek_char((0x55fbb4538270), a)
^  Call: (203) [user] is_delimiter(a)
   Call: (204) [system] char_type(a, space)
   Fail: (204) [system] char_type(a, space)
   Call: (204) [system] arg(_937866, v('(', ')', end_of_file), a)
   Fail: (204) [system] arg(_938798, v('(', ')', end_of_file), a)
^  Fail: (203) [user] is_delimiter(a)
   Call: (203) [system] ')'==a
   Fail: (203) [system] ')'==a
   Call: (203) [system] get_char((0x55fbb4538270), a)
   Exit: (203) [system] get_char((0x55fbb4538270), a)
   Call: (203) [system] a=(\)
   Fail: (203) [system] a=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _946148)
   Call: (204) [system] peek_char((0x55fbb4538270), _947082)
   Exit: (204) [system] peek_char((0x55fbb4538270), t)
^  Call: (204) [user] is_delimiter(t)
   Call: (205) [system] char_type(t, space)
   Fail: (205) [system] char_type(t, space)
   Call: (205) [system] arg(_951802, v('(', ')', end_of_file), t)
   Fail: (205) [system] arg(_952734, v('(', ')', end_of_file), t)
^  Fail: (204) [user] is_delimiter(t)
   Call: (204) [system] ')'==t
   Fail: (204) [system] ')'==t
   Call: (204) [system] get_char((0x55fbb4538270), t)
   Exit: (204) [system] get_char((0x55fbb4538270), t)
   Call: (204) [system] t=(\)
   Fail: (204) [system] t=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _960084)
   Call: (205) [system] peek_char((0x55fbb4538270), _961018)
   Exit: (205) [system] peek_char((0x55fbb4538270), i)
^  Call: (205) [user] is_delimiter(i)
   Call: (206) [system] char_type(i, space)
   Fail: (206) [system] char_type(i, space)
   Call: (206) [system] arg(_965738, v('(', ')', end_of_file), i)
   Fail: (206) [system] arg(_966670, v('(', ')', end_of_file), i)
^  Fail: (205) [user] is_delimiter(i)
   Call: (205) [system] ')'==i
   Fail: (205) [system] ')'==i
   Call: (205) [system] get_char((0x55fbb4538270), i)
   Exit: (205) [system] get_char((0x55fbb4538270), i)
   Call: (205) [system] i=(\)
   Fail: (205) [system] i=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _974020)
   Call: (206) [system] peek_char((0x55fbb4538270), _974954)
   Exit: (206) [system] peek_char((0x55fbb4538270), o)
^  Call: (206) [user] is_delimiter(o)
   Call: (207) [system] char_type(o, space)
   Fail: (207) [system] char_type(o, space)
   Call: (207) [system] arg(_979674, v('(', ')', end_of_file), o)
   Fail: (207) [system] arg(_980606, v('(', ')', end_of_file), o)
^  Fail: (206) [user] is_delimiter(o)
   Call: (206) [system] ')'==o
   Fail: (206) [system] ')'==o
   Call: (206) [system] get_char((0x55fbb4538270), o)
   Exit: (206) [system] get_char((0x55fbb4538270), o)
   Call: (206) [system] o=(\)
   Fail: (206) [system] o=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _987956)
   Call: (207) [system] peek_char((0x55fbb4538270), _988890)
   Exit: (207) [system] peek_char((0x55fbb4538270), n)
^  Call: (207) [user] is_delimiter(n)
   Call: (208) [system] char_type(n, space)
   Fail: (208) [system] char_type(n, space)
   Call: (208) [system] arg(_993610, v('(', ')', end_of_file), n)
   Fail: (208) [system] arg(_994542, v('(', ')', end_of_file), n)
^  Fail: (207) [user] is_delimiter(n)
   Call: (207) [system] ')'==n
   Fail: (207) [system] ')'==n
   Call: (207) [system] get_char((0x55fbb4538270), n)
   Exit: (207) [system] get_char((0x55fbb4538270), n)
   Call: (207) [system] n=(\)
   Fail: (207) [system] n=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1001892)
   Call: (208) [system] peek_char((0x55fbb4538270), _1002826)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (208) [user] is_delimiter(' ')
   Call: (209) [system] char_type(' ', space)
   Exit: (209) [system] char_type(' ', space)
^  Exit: (208) [user] is_delimiter(' ')
   Call: (208) [system] _1001892=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (207) [system] _987956=[n]
   Exit: (207) [system] [n]=[n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (206) [system] _974020=[o, n]
   Exit: (206) [system] [o, n]=[o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (205) [system] _960084=[i, o, n]
   Exit: (205) [system] [i, o, n]=[i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (204) [system] _946148=[t, i, o, n]
   Exit: (204) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (203) [system] _932212=[a, t, i, o, n]
   Exit: (203) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (202) [system] _918276=[c, a, t, i, o, n]
   Exit: (202) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (201) [system] _904340=[i, c, a, t, i, o, n]
   Exit: (201) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (200) [system] _890404=[l, i, c, a, t, i, o, n]
   Exit: (200) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (199) [system] _876468=[p, l, i, c, a, t, i, o, n]
   Exit: (199) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (198) [system] _862532=[m, p, l, i, c, a, t, i, o, n]
   Exit: (198) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (197) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _827022)
^  Call: (198) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _1040050)
^  Call: (200) [system] setup_call_cleanup('$notrace'(_1041002, _1041004), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1040050), _1040984, fail)), '$restore_trace'(_1041002, _1041004))
^  Call: (201) [system] sig_atomic(system:'$notrace'(_1041002, _1041004))
^  Exit: (200) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1040050), _1040984, fail)), system:'$restore_trace'(3, -1))
   Call: (199) [system] atomic(_1040050)
   Fail: (199) [system] atomic(_1040050)
   Call: (199) [system] atom_chars(_1040050, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (199) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (198) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (198) [system] integer('Implication')
   Fail: (198) [system] integer('Implication')
   Call: (198) [system] _827022='Implication'
   Exit: (198) [system] 'Implication'='Implication'
^  Exit: (197) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (196) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _1055000)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1056858)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _1066452)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1069156)
   Exit: (198) [system] peek_char((0x55fbb4538270), '(')
   Call: (198) [system] '('=(;)
   Fail: (198) [system] '('=(;)
   Call: (198) [system] '('=(/)
   Fail: (198) [system] '('=(/)
^  Call: (198) [user] is_like_space('(')
   Call: (199) [system] char_type('(', 'white')
   Fail: (199) [system] char_type('(', 'white')
   Call: (199) [system] char_type('(', end_of_line)
   Fail: (199) [system] char_type('(', end_of_line)
   Call: (199) [system] char_type('(', space)
   Fail: (199) [system] char_type('(', space)
   Call: (199) [system] char_type('(', cntrl)
   Fail: (199) [system] char_type('(', cntrl)
^  Fail: (198) [user] is_like_space('(')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1086090)
   Exit: (196) [system] peek_char((0x55fbb4538270), '(')
   Call: (196) [system] '('=')'
   Fail: (196) [system] '('=')'
   Call: (196) [system] '('=end_of_file
   Fail: (196) [system] '('=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55fbb4538270), _1091660)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1093518)
   Exit: (198) [system] peek_char((0x55fbb4538270), '(')
   Call: (198) [system] '('=(;)
   Fail: (198) [system] '('=(;)
   Call: (198) [system] '('=(/)
   Fail: (198) [system] '('=(/)
^  Call: (198) [user] is_like_space('(')
   Call: (199) [system] char_type('(', 'white')
   Fail: (199) [system] char_type('(', 'white')
   Call: (199) [system] char_type('(', end_of_line)
   Fail: (199) [system] char_type('(', end_of_line)
   Call: (199) [system] char_type('(', space)
   Fail: (199) [system] char_type('(', space)
   Call: (199) [system] char_type('(', cntrl)
   Fail: (199) [system] char_type('(', cntrl)
^  Fail: (198) [user] is_like_space('(')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] get_char((0x55fbb4538270), _1109528)
   Exit: (197) [system] get_char((0x55fbb4538270), '(')
   Call: (197) [system] '('='('
   Exit: (197) [system] '('='('
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _1091660)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1115098)
   Exit: (199) [system] peek_char((0x55fbb4538270), 'A')
   Call: (199) [system] 'A'=(;)
   Fail: (199) [system] 'A'=(;)
   Call: (199) [system] 'A'=(/)
   Fail: (199) [system] 'A'=(/)
^  Call: (199) [user] is_like_space('A')
   Call: (200) [system] char_type('A', 'white')
   Fail: (200) [system] char_type('A', 'white')
   Call: (200) [system] char_type('A', end_of_line)
   Fail: (200) [system] char_type('A', end_of_line)
   Call: (200) [system] char_type('A', space)
   Fail: (200) [system] char_type('A', space)
   Call: (200) [system] char_type('A', cntrl)
   Fail: (200) [system] char_type('A', cntrl)
^  Fail: (199) [user] is_like_space('A')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1131108)
   Exit: (198) [system] peek_char((0x55fbb4538270), 'A')
   Call: (198) [system] 'A'=')'
   Fail: (198) [system] 'A'=')'
   Call: (198) [system] 'A'=end_of_file
   Fail: (198) [system] 'A'=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _1136678)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1138536)
   Exit: (200) [system] peek_char((0x55fbb4538270), 'A')
   Call: (200) [system] 'A'=(;)
   Fail: (200) [system] 'A'=(;)
   Call: (200) [system] 'A'=(/)
   Fail: (200) [system] 'A'=(/)
^  Call: (200) [user] is_like_space('A')
   Call: (201) [system] char_type('A', 'white')
   Fail: (201) [system] char_type('A', 'white')
   Call: (201) [system] char_type('A', end_of_line)
   Fail: (201) [system] char_type('A', end_of_line)
   Call: (201) [system] char_type('A', space)
   Fail: (201) [system] char_type('A', space)
   Call: (201) [system] char_type('A', cntrl)
   Fail: (201) [system] char_type('A', cntrl)
^  Fail: (200) [user] is_like_space('A')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _1154546)
   Exit: (199) [system] get_char((0x55fbb4538270), 'A')
   Call: (199) [system] 'A'='('
   Fail: (199) [system] 'A'='('
   Call: (199) [system] 'A'='['
   Fail: (199) [system] 'A'='['
   Call: (199) [system] 'A'='{'
   Fail: (199) [system] 'A'='{'
   Call: (199) [system] 'A'='"'
   Fail: (199) [system] 'A'='"'
   Call: (199) [system] 'A'=!
   Fail: (199) [system] 'A'=!
   Call: (199) [system] 'A'='\''
   Fail: (199) [system] 'A'='\''
   Call: (199) [system] 'A'='`'
   Fail: (199) [system] 'A'='`'
   Call: (199) [system] 'A'=end_of_file
   Fail: (199) [system] 'A'=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1136678)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _1172188)
   Call: (201) [system] peek_char((0x55fbb4538270), _1173122)
   Exit: (201) [system] peek_char((0x55fbb4538270), n)
^  Call: (201) [user] is_delimiter(n)
   Call: (202) [system] char_type(n, space)
   Fail: (202) [system] char_type(n, space)
   Call: (202) [system] arg(_1177842, v('(', ')', end_of_file), n)
   Fail: (202) [system] arg(_1178774, v('(', ')', end_of_file), n)
^  Fail: (201) [user] is_delimiter(n)
   Call: (201) [system] ')'==n
   Fail: (201) [system] ')'==n
   Call: (201) [system] get_char((0x55fbb4538270), n)
   Exit: (201) [system] get_char((0x55fbb4538270), n)
   Call: (201) [system] n=(\)
   Fail: (201) [system] n=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1186124)
   Call: (202) [system] peek_char((0x55fbb4538270), _1187058)
   Exit: (202) [system] peek_char((0x55fbb4538270), d)
^  Call: (202) [user] is_delimiter(d)
   Call: (203) [system] char_type(d, space)
   Fail: (203) [system] char_type(d, space)
   Call: (203) [system] arg(_1191778, v('(', ')', end_of_file), d)
   Fail: (203) [system] arg(_1192710, v('(', ')', end_of_file), d)
^  Fail: (202) [user] is_delimiter(d)
   Call: (202) [system] ')'==d
   Fail: (202) [system] ')'==d
   Call: (202) [system] get_char((0x55fbb4538270), d)
   Exit: (202) [system] get_char((0x55fbb4538270), d)
   Call: (202) [system] d=(\)
   Fail: (202) [system] d=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1200060)
   Call: (203) [system] peek_char((0x55fbb4538270), _1200994)
   Exit: (203) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (203) [user] is_delimiter('L')
   Call: (204) [system] char_type('L', space)
   Fail: (204) [system] char_type('L', space)
   Call: (204) [system] arg(_1205714, v('(', ')', end_of_file), 'L')
   Fail: (204) [system] arg(_1206646, v('(', ')', end_of_file), 'L')
^  Fail: (203) [user] is_delimiter('L')
   Call: (203) [system] ')'=='L'
   Fail: (203) [system] ')'=='L'
   Call: (203) [system] get_char((0x55fbb4538270), 'L')
   Exit: (203) [system] get_char((0x55fbb4538270), 'L')
   Call: (203) [system] 'L'=(\)
   Fail: (203) [system] 'L'=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1213996)
   Call: (204) [system] peek_char((0x55fbb4538270), _1214930)
   Exit: (204) [system] peek_char((0x55fbb4538270), i)
^  Call: (204) [user] is_delimiter(i)
   Call: (205) [system] char_type(i, space)
   Fail: (205) [system] char_type(i, space)
   Call: (205) [system] arg(_1219650, v('(', ')', end_of_file), i)
   Fail: (205) [system] arg(_1220582, v('(', ')', end_of_file), i)
^  Fail: (204) [user] is_delimiter(i)
   Call: (204) [system] ')'==i
   Fail: (204) [system] ')'==i
   Call: (204) [system] get_char((0x55fbb4538270), i)
   Exit: (204) [system] get_char((0x55fbb4538270), i)
   Call: (204) [system] i=(\)
   Fail: (204) [system] i=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1227932)
   Call: (205) [system] peek_char((0x55fbb4538270), _1228866)
   Exit: (205) [system] peek_char((0x55fbb4538270), n)
^  Call: (205) [user] is_delimiter(n)
   Call: (206) [system] char_type(n, space)
   Fail: (206) [system] char_type(n, space)
   Call: (206) [system] arg(_1233586, v('(', ')', end_of_file), n)
   Fail: (206) [system] arg(_1234518, v('(', ')', end_of_file), n)
^  Fail: (205) [user] is_delimiter(n)
   Call: (205) [system] ')'==n
   Fail: (205) [system] ')'==n
   Call: (205) [system] get_char((0x55fbb4538270), n)
   Exit: (205) [system] get_char((0x55fbb4538270), n)
   Call: (205) [system] n=(\)
   Fail: (205) [system] n=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1241868)
   Call: (206) [system] peek_char((0x55fbb4538270), _1242802)
   Exit: (206) [system] peek_char((0x55fbb4538270), k)
^  Call: (206) [user] is_delimiter(k)
   Call: (207) [system] char_type(k, space)
   Fail: (207) [system] char_type(k, space)
   Call: (207) [system] arg(_1247522, v('(', ')', end_of_file), k)
   Fail: (207) [system] arg(_1248454, v('(', ')', end_of_file), k)
^  Fail: (206) [user] is_delimiter(k)
   Call: (206) [system] ')'==k
   Fail: (206) [system] ')'==k
   Call: (206) [system] get_char((0x55fbb4538270), k)
   Exit: (206) [system] get_char((0x55fbb4538270), k)
   Call: (206) [system] k=(\)
   Fail: (206) [system] k=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1255804)
   Call: (207) [system] peek_char((0x55fbb4538270), _1256738)
   Exit: (207) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (207) [user] is_delimiter(' ')
   Call: (208) [system] char_type(' ', space)
   Exit: (208) [system] char_type(' ', space)
^  Exit: (207) [user] is_delimiter(' ')
   Call: (207) [system] _1255804=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (206) [system] _1241868=[k]
   Exit: (206) [system] [k]=[k]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (205) [system] _1227932=[n, k]
   Exit: (205) [system] [n, k]=[n, k]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (204) [system] _1213996=[i, n, k]
   Exit: (204) [system] [i, n, k]=[i, n, k]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (203) [system] _1200060=['L', i, n, k]
   Exit: (203) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (202) [system] _1186124=[d, 'L', i, n, k]
   Exit: (202) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (201) [system] _1172188=[n, d, 'L', i, n, k]
   Exit: (201) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (200) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _1136678)
^  Call: (201) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _1282786)
^  Call: (203) [system] setup_call_cleanup('$notrace'(_1283738, _1283740), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1282786), _1283720, fail)), '$restore_trace'(_1283738, _1283740))
^  Call: (204) [system] sig_atomic(system:'$notrace'(_1283738, _1283740))
^  Exit: (203) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1282786), _1283720, fail)), system:'$restore_trace'(3, -1))
   Call: (202) [system] atomic(_1282786)
   Fail: (202) [system] atomic(_1282786)
   Call: (202) [system] atom_chars(_1282786, ['A', n, d, 'L', i, n, k])
   Exit: (202) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (201) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (201) [system] integer('AndLink')
   Fail: (201) [system] integer('AndLink')
   Call: (201) [system] _1136678='AndLink'
   Exit: (201) [system] 'AndLink'='AndLink'
^  Exit: (200) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (199) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _1297736)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1299594)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _1309188)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1311892)
   Exit: (201) [system] peek_char((0x55fbb4538270), 'A')
   Call: (201) [system] 'A'=(;)
   Fail: (201) [system] 'A'=(;)
   Call: (201) [system] 'A'=(/)
   Fail: (201) [system] 'A'=(/)
^  Call: (201) [user] is_like_space('A')
   Call: (202) [system] char_type('A', 'white')
   Fail: (202) [system] char_type('A', 'white')
   Call: (202) [system] char_type('A', end_of_line)
   Fail: (202) [system] char_type('A', end_of_line)
   Call: (202) [system] char_type('A', space)
   Fail: (202) [system] char_type('A', space)
   Call: (202) [system] char_type('A', cntrl)
   Fail: (202) [system] char_type('A', cntrl)
^  Fail: (201) [user] is_like_space('A')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1328826)
   Exit: (199) [system] peek_char((0x55fbb4538270), 'A')
   Call: (199) [system] 'A'=')'
   Fail: (199) [system] 'A'=')'
   Call: (199) [system] 'A'=end_of_file
   Fail: (199) [system] 'A'=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _1334396)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1336254)
   Exit: (201) [system] peek_char((0x55fbb4538270), 'A')
   Call: (201) [system] 'A'=(;)
   Fail: (201) [system] 'A'=(;)
   Call: (201) [system] 'A'=(/)
   Fail: (201) [system] 'A'=(/)
^  Call: (201) [user] is_like_space('A')
   Call: (202) [system] char_type('A', 'white')
   Fail: (202) [system] char_type('A', 'white')
   Call: (202) [system] char_type('A', end_of_line)
   Fail: (202) [system] char_type('A', end_of_line)
   Call: (202) [system] char_type('A', space)
   Fail: (202) [system] char_type('A', space)
   Call: (202) [system] char_type('A', cntrl)
   Fail: (202) [system] char_type('A', cntrl)
^  Fail: (201) [user] is_like_space('A')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _1352264)
   Exit: (200) [system] get_char((0x55fbb4538270), 'A')
   Call: (200) [system] 'A'='('
   Fail: (200) [system] 'A'='('
   Call: (200) [system] 'A'='['
   Fail: (200) [system] 'A'='['
   Call: (200) [system] 'A'='{'
   Fail: (200) [system] 'A'='{'
   Call: (200) [system] 'A'='"'
   Fail: (200) [system] 'A'='"'
   Call: (200) [system] 'A'=!
   Fail: (200) [system] 'A'=!
   Call: (200) [system] 'A'='\''
   Fail: (200) [system] 'A'='\''
   Call: (200) [system] 'A'='`'
   Fail: (200) [system] 'A'='`'
   Call: (200) [system] 'A'=end_of_file
   Fail: (200) [system] 'A'=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1334396)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1369906)
   Call: (202) [system] peek_char((0x55fbb4538270), _1370840)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (202) [user] is_delimiter(' ')
   Call: (203) [system] char_type(' ', space)
   Exit: (203) [system] char_type(' ', space)
^  Exit: (202) [user] is_delimiter(' ')
   Call: (202) [system] _1369906=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (201) [user] classify_and_convert_charseq(['A'], _1334396)
^  Call: (202) [user] classify_and_convert_charseq_(['A'], _1380124)
^  Call: (204) [system] setup_call_cleanup('$notrace'(_1381076, _1381078), once(user:catch(read_from_chars(['A'], _1380124), _1381058, fail)), '$restore_trace'(_1381076, _1381078))
^  Call: (205) [system] sig_atomic(system:'$notrace'(_1381076, _1381078))
^  Exit: (204) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1380124), _1381058, fail)), system:'$restore_trace'(3, -1))
   Call: (203) [system] atomic(_1380124)
   Fail: (203) [system] atomic(_1380124)
   Call: (203) [system] atom_chars(_1380124, ['A'])
   Exit: (203) [system] atom_chars('A', ['A'])
^  Exit: (202) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (202) [system] integer('A')
   Fail: (202) [system] integer('A')
   Call: (202) [system] _1334396='A'
   Exit: (202) [system] 'A'='A'
^  Exit: (201) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (200) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _1395074)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1396932)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _1406526)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1409230)
   Exit: (202) [system] peek_char((0x55fbb4538270), 'B')
   Call: (202) [system] 'B'=(;)
   Fail: (202) [system] 'B'=(;)
   Call: (202) [system] 'B'=(/)
   Fail: (202) [system] 'B'=(/)
^  Call: (202) [user] is_like_space('B')
   Call: (203) [system] char_type('B', 'white')
   Fail: (203) [system] char_type('B', 'white')
   Call: (203) [system] char_type('B', end_of_line)
   Fail: (203) [system] char_type('B', end_of_line)
   Call: (203) [system] char_type('B', space)
   Fail: (203) [system] char_type('B', space)
   Call: (203) [system] char_type('B', cntrl)
   Fail: (203) [system] char_type('B', cntrl)
^  Fail: (202) [user] is_like_space('B')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1426164)
   Exit: (200) [system] peek_char((0x55fbb4538270), 'B')
   Call: (200) [system] 'B'=')'
   Fail: (200) [system] 'B'=')'
   Call: (200) [system] 'B'=end_of_file
   Fail: (200) [system] 'B'=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _1431734)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1433592)
   Exit: (202) [system] peek_char((0x55fbb4538270), 'B')
   Call: (202) [system] 'B'=(;)
   Fail: (202) [system] 'B'=(;)
   Call: (202) [system] 'B'=(/)
   Fail: (202) [system] 'B'=(/)
^  Call: (202) [user] is_like_space('B')
   Call: (203) [system] char_type('B', 'white')
   Fail: (203) [system] char_type('B', 'white')
   Call: (203) [system] char_type('B', end_of_line)
   Fail: (203) [system] char_type('B', end_of_line)
   Call: (203) [system] char_type('B', space)
   Fail: (203) [system] char_type('B', space)
   Call: (203) [system] char_type('B', cntrl)
   Fail: (203) [system] char_type('B', cntrl)
^  Fail: (202) [user] is_like_space('B')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _1449602)
   Exit: (201) [system] get_char((0x55fbb4538270), 'B')
   Call: (201) [system] 'B'='('
   Fail: (201) [system] 'B'='('
   Call: (201) [system] 'B'='['
   Fail: (201) [system] 'B'='['
   Call: (201) [system] 'B'='{'
   Fail: (201) [system] 'B'='{'
   Call: (201) [system] 'B'='"'
   Fail: (201) [system] 'B'='"'
   Call: (201) [system] 'B'=!
   Fail: (201) [system] 'B'=!
   Call: (201) [system] 'B'='\''
   Fail: (201) [system] 'B'='\''
   Call: (201) [system] 'B'='`'
   Fail: (201) [system] 'B'='`'
   Call: (201) [system] 'B'=end_of_file
   Fail: (201) [system] 'B'=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), 'B', _1431734)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1467244)
   Call: (203) [system] peek_char((0x55fbb4538270), _1468178)
   Exit: (203) [system] peek_char((0x55fbb4538270), ')')
^  Call: (203) [user] is_delimiter(')')
   Call: (204) [system] char_type(')', space)
   Fail: (204) [system] char_type(')', space)
   Call: (204) [system] arg(_1472898, v('(', ')', end_of_file), ')')
   Exit: (204) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (203) [user] is_delimiter(')')
   Call: (203) [system] _1467244=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (202) [user] classify_and_convert_charseq(['B'], _1431734)
^  Call: (203) [user] classify_and_convert_charseq_(['B'], _1479334)
^  Call: (205) [system] setup_call_cleanup('$notrace'(_1480286, _1480288), once(user:catch(read_from_chars(['B'], _1479334), _1480268, fail)), '$restore_trace'(_1480286, _1480288))
^  Call: (206) [system] sig_atomic(system:'$notrace'(_1480286, _1480288))
^  Exit: (205) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1479334), _1480268, fail)), system:'$restore_trace'(3, -1))
   Call: (204) [system] atomic(_1479334)
   Fail: (204) [system] atomic(_1479334)
   Call: (204) [system] atom_chars(_1479334, ['B'])
   Exit: (204) [system] atom_chars('B', ['B'])
^  Exit: (203) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (203) [system] integer('B')
   Fail: (203) [system] integer('B')
   Call: (203) [system] _1431734='B'
   Exit: (203) [system] 'B'='B'
^  Exit: (202) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _1494284)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1496142)
   Exit: (202) [system] peek_char((0x55fbb4538270), ')')
   Call: (202) [system] ')'=(;)
   Fail: (202) [system] ')'=(;)
   Call: (202) [system] ')'=(/)
   Fail: (202) [system] ')'=(/)
^  Call: (202) [user] is_like_space(')')
   Call: (203) [system] char_type(')', 'white')
   Fail: (203) [system] char_type(')', 'white')
   Call: (203) [system] char_type(')', end_of_line)
   Fail: (203) [system] char_type(')', end_of_line)
   Call: (203) [system] char_type(')', space)
   Fail: (203) [system] char_type(')', space)
   Call: (203) [system] char_type(')', cntrl)
   Fail: (203) [system] char_type(')', cntrl)
^  Fail: (202) [user] is_like_space(')')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1512152)
   Exit: (201) [system] peek_char((0x55fbb4538270), ')')
   Call: (201) [system] ')'=')'
   Exit: (201) [system] ')'=')'
   Call: (201) [system] get_char((0x55fbb4538270), _1515942)
   Exit: (201) [system] get_char((0x55fbb4538270), ')')
   Call: (201) [system] _1494284=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [])
   Call: (200) [system] _1395074=['B']
   Exit: (200) [system] ['B']=['B']
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (199) [system] _1297736=['A', 'B']
   Exit: (199) [system] ['A', 'B']=['A', 'B']
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), ['A', 'B'])
   Call: (198) [system] _1091660=['AndLink', 'A', 'B']
   Exit: (198) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Exit: (196) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _1529824)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1531682)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _1541276)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1543980)
   Exit: (199) [system] peek_char((0x55fbb4538270), 'C')
   Call: (199) [system] 'C'=(;)
   Fail: (199) [system] 'C'=(;)
   Call: (199) [system] 'C'=(/)
   Fail: (199) [system] 'C'=(/)
^  Call: (199) [user] is_like_space('C')
   Call: (200) [system] char_type('C', 'white')
   Fail: (200) [system] char_type('C', 'white')
   Call: (200) [system] char_type('C', end_of_line)
   Fail: (200) [system] char_type('C', end_of_line)
   Call: (200) [system] char_type('C', space)
   Fail: (200) [system] char_type('C', space)
   Call: (200) [system] char_type('C', cntrl)
   Fail: (200) [system] char_type('C', cntrl)
^  Fail: (199) [user] is_like_space('C')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1560914)
   Exit: (197) [system] peek_char((0x55fbb4538270), 'C')
   Call: (197) [system] 'C'=')'
   Fail: (197) [system] 'C'=')'
   Call: (197) [system] 'C'=end_of_file
   Fail: (197) [system] 'C'=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _1566484)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1568342)
   Exit: (199) [system] peek_char((0x55fbb4538270), 'C')
   Call: (199) [system] 'C'=(;)
   Fail: (199) [system] 'C'=(;)
   Call: (199) [system] 'C'=(/)
   Fail: (199) [system] 'C'=(/)
^  Call: (199) [user] is_like_space('C')
   Call: (200) [system] char_type('C', 'white')
   Fail: (200) [system] char_type('C', 'white')
   Call: (200) [system] char_type('C', end_of_line)
   Fail: (200) [system] char_type('C', end_of_line)
   Call: (200) [system] char_type('C', space)
   Fail: (200) [system] char_type('C', space)
   Call: (200) [system] char_type('C', cntrl)
   Fail: (200) [system] char_type('C', cntrl)
^  Fail: (199) [user] is_like_space('C')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _1584352)
   Exit: (198) [system] get_char((0x55fbb4538270), 'C')
   Call: (198) [system] 'C'='('
   Fail: (198) [system] 'C'='('
   Call: (198) [system] 'C'='['
   Fail: (198) [system] 'C'='['
   Call: (198) [system] 'C'='{'
   Fail: (198) [system] 'C'='{'
   Call: (198) [system] 'C'='"'
   Fail: (198) [system] 'C'='"'
   Call: (198) [system] 'C'=!
   Fail: (198) [system] 'C'=!
   Call: (198) [system] 'C'='\''
   Fail: (198) [system] 'C'='\''
   Call: (198) [system] 'C'='`'
   Fail: (198) [system] 'C'='`'
   Call: (198) [system] 'C'=end_of_file
   Fail: (198) [system] 'C'=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55fbb4538270), 'C', _1566484)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _1601994)
   Call: (200) [system] peek_char((0x55fbb4538270), _1602928)
   Exit: (200) [system] peek_char((0x55fbb4538270), ')')
^  Call: (200) [user] is_delimiter(')')
   Call: (201) [system] char_type(')', space)
   Fail: (201) [system] char_type(')', space)
   Call: (201) [system] arg(_1607648, v('(', ')', end_of_file), ')')
   Exit: (201) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (200) [user] is_delimiter(')')
   Call: (200) [system] _1601994=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (199) [user] classify_and_convert_charseq(['C'], _1566484)
^  Call: (200) [user] classify_and_convert_charseq_(['C'], _1614084)
^  Call: (202) [system] setup_call_cleanup('$notrace'(_1615036, _1615038), once(user:catch(read_from_chars(['C'], _1614084), _1615018, fail)), '$restore_trace'(_1615036, _1615038))
^  Call: (203) [system] sig_atomic(system:'$notrace'(_1615036, _1615038))
^  Exit: (202) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1614084), _1615018, fail)), system:'$restore_trace'(3, -1))
   Call: (201) [system] atomic(_1614084)
   Fail: (201) [system] atomic(_1614084)
   Call: (201) [system] atom_chars(_1614084, ['C'])
   Exit: (201) [system] atom_chars('C', ['C'])
^  Exit: (200) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (200) [system] integer('C')
   Fail: (200) [system] integer('C')
   Call: (200) [system] _1566484='C'
   Exit: (200) [system] 'C'='C'
^  Exit: (199) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (198) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _1629034)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1630892)
   Exit: (199) [system] peek_char((0x55fbb4538270), ')')
   Call: (199) [system] ')'=(;)
   Fail: (199) [system] ')'=(;)
   Call: (199) [system] ')'=(/)
   Fail: (199) [system] ')'=(/)
^  Call: (199) [user] is_like_space(')')
   Call: (200) [system] char_type(')', 'white')
   Fail: (200) [system] char_type(')', 'white')
   Call: (200) [system] char_type(')', end_of_line)
   Fail: (200) [system] char_type(')', end_of_line)
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] char_type(')', cntrl)
   Fail: (200) [system] char_type(')', cntrl)
^  Fail: (199) [user] is_like_space(')')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1646902)
   Exit: (198) [system] peek_char((0x55fbb4538270), ')')
   Call: (198) [system] ')'=')'
   Exit: (198) [system] ')'=')'
   Call: (198) [system] get_char((0x55fbb4538270), _1650692)
   Exit: (198) [system] get_char((0x55fbb4538270), ')')
   Call: (198) [system] _1629034=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [])
   Call: (197) [system] _1529824=['C']
   Exit: (197) [system] ['C']=['C']
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), ['C'])
   Call: (196) [system] _1055000=[['AndLink', 'A', 'B'], 'C']
   Exit: (196) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'A', 'B'], 'C'])
   Call: (195) [system] _782004=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (195) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _1664574)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1666432)
   Exit: (195) [system] peek_char((0x55fbb4538270), ')')
   Call: (195) [system] ')'=(;)
   Fail: (195) [system] ')'=(;)
   Call: (195) [system] ')'=(/)
   Fail: (195) [system] ')'=(/)
^  Call: (195) [user] is_like_space(')')
   Call: (196) [system] char_type(')', 'white')
   Fail: (196) [system] char_type(')', 'white')
   Call: (196) [system] char_type(')', end_of_line)
   Fail: (196) [system] char_type(')', end_of_line)
   Call: (196) [system] char_type(')', space)
   Fail: (196) [system] char_type(')', space)
   Call: (196) [system] char_type(')', cntrl)
   Fail: (196) [system] char_type(')', cntrl)
^  Fail: (195) [user] is_like_space(')')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1682442)
   Exit: (194) [system] peek_char((0x55fbb4538270), ')')
   Call: (194) [system] ')'=')'
   Exit: (194) [system] ')'=')'
   Call: (194) [system] get_char((0x55fbb4538270), _1686232)
   Exit: (194) [system] get_char((0x55fbb4538270), ')')
   Call: (194) [system] _1664574=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [])
   Call: (193) [system] _745344=[['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (193) [system] [['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (192) [system] _616416=[abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (192) [system] [abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]=[abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), [abc, ['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (191) [system] _512590=[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (191) [system] [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]=[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (190) [user] read_list(')', (0x55fbb4538270), [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Exit: (189) [user] cont_sexpr(')', (0x55fbb4538270), [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Call: (189) [user] read_list(')', (0x55fbb4538270), _1700114)
^  Call: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _1701972)
   Exit: (191) [system] peek_char((0x55fbb4538270), '\n')
   Call: (191) [system] '\n'=(;)
   Fail: (191) [system] '\n'=(;)
   Call: (191) [system] '\n'=(/)
   Fail: (191) [system] '\n'=(/)
^  Call: (191) [user] is_like_space('\n')
   Call: (192) [system] char_type('\n', 'white')
   Fail: (192) [system] char_type('\n', 'white')
   Call: (192) [system] char_type('\n', end_of_line)
   Exit: (192) [system] char_type('\n', end_of_line)
^  Exit: (191) [user] is_like_space('\n')
   Call: (191) [system] get_char((0x55fbb4538270), _1713422)
   Exit: (191) [system] get_char((0x55fbb4538270), '\n')
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1716126)
   Exit: (192) [system] peek_char((0x55fbb4538270), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
   Call: (192) [system] ' '=(/)
   Fail: (192) [system] ' '=(/)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55fbb4538270), _1725720)
   Exit: (192) [system] get_char((0x55fbb4538270), ' ')
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1728424)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
   Call: (193) [system] '('=(/)
   Fail: (193) [system] '('=(/)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
^  Exit: (190) [user] skip_spaces((0x55fbb4538270))
   Call: (190) [system] peek_char((0x55fbb4538270), _1746282)
   Exit: (190) [system] peek_char((0x55fbb4538270), '(')
   Call: (190) [system] '('=')'
   Fail: (190) [system] '('=')'
   Call: (190) [system] '('=end_of_file
   Fail: (190) [system] '('=end_of_file
^  Call: (190) [user] cont_sexpr(')', (0x55fbb4538270), _1751852)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1753710)
   Exit: (192) [system] peek_char((0x55fbb4538270), '(')
   Call: (192) [system] '('=(;)
   Fail: (192) [system] '('=(;)
   Call: (192) [system] '('=(/)
   Fail: (192) [system] '('=(/)
^  Call: (192) [user] is_like_space('(')
   Call: (193) [system] char_type('(', 'white')
   Fail: (193) [system] char_type('(', 'white')
   Call: (193) [system] char_type('(', end_of_line)
   Fail: (193) [system] char_type('(', end_of_line)
   Call: (193) [system] char_type('(', space)
   Fail: (193) [system] char_type('(', space)
   Call: (193) [system] char_type('(', cntrl)
   Fail: (193) [system] char_type('(', cntrl)
^  Fail: (192) [user] is_like_space('(')
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] get_char((0x55fbb4538270), _1769720)
   Exit: (191) [system] get_char((0x55fbb4538270), '(')
   Call: (191) [system] '('='('
   Exit: (191) [system] '('='('
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _1751852)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1775290)
   Exit: (193) [system] peek_char((0x55fbb4538270), :)
   Call: (193) [system] (:)=(;)
   Fail: (193) [system] (:)=(;)
   Call: (193) [system] (:)=(/)
   Fail: (193) [system] (:)=(/)
^  Call: (193) [user] is_like_space(:)
   Call: (194) [system] char_type(:, 'white')
   Fail: (194) [system] char_type(:, 'white')
   Call: (194) [system] char_type(:, end_of_line)
   Fail: (194) [system] char_type(:, end_of_line)
   Call: (194) [system] char_type(:, space)
   Fail: (194) [system] char_type(:, space)
   Call: (194) [system] char_type(:, cntrl)
   Fail: (194) [system] char_type(:, cntrl)
^  Fail: (193) [user] is_like_space(:)
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1791300)
   Exit: (192) [system] peek_char((0x55fbb4538270), :)
   Call: (192) [system] (:)=')'
   Fail: (192) [system] (:)=')'
   Call: (192) [system] (:)=end_of_file
   Fail: (192) [system] (:)=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _1796870)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1798728)
   Exit: (194) [system] peek_char((0x55fbb4538270), :)
   Call: (194) [system] (:)=(;)
   Fail: (194) [system] (:)=(;)
   Call: (194) [system] (:)=(/)
   Fail: (194) [system] (:)=(/)
^  Call: (194) [user] is_like_space(:)
   Call: (195) [system] char_type(:, 'white')
   Fail: (195) [system] char_type(:, 'white')
   Call: (195) [system] char_type(:, end_of_line)
   Fail: (195) [system] char_type(:, end_of_line)
   Call: (195) [system] char_type(:, space)
   Fail: (195) [system] char_type(:, space)
   Call: (195) [system] char_type(:, cntrl)
   Fail: (195) [system] char_type(:, cntrl)
^  Fail: (194) [user] is_like_space(:)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _1814738)
   Exit: (193) [system] get_char((0x55fbb4538270), :)
   Call: (193) [system] (:)='('
   Fail: (193) [system] (:)='('
   Call: (193) [system] (:)='['
   Fail: (193) [system] (:)='['
   Call: (193) [system] (:)='{'
   Fail: (193) [system] (:)='{'
   Call: (193) [system] (:)='"'
   Fail: (193) [system] (:)='"'
   Call: (193) [system] (:)=!
   Fail: (193) [system] (:)=!
   Call: (193) [system] (:)='\''
   Fail: (193) [system] (:)='\''
   Call: (193) [system] (:)='`'
   Fail: (193) [system] (:)='`'
   Call: (193) [system] (:)=end_of_file
   Fail: (193) [system] (:)=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55fbb4538270), :, _1796870)
^  Call: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), _1832380)
   Call: (195) [system] peek_char((0x55fbb4538270), _1833314)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (195) [user] is_delimiter(' ')
   Call: (196) [system] char_type(' ', space)
   Exit: (196) [system] char_type(' ', space)
^  Exit: (195) [user] is_delimiter(' ')
   Call: (195) [system] _1832380=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (194) [user] classify_and_convert_charseq([:], _1796870)
^  Call: (195) [user] classify_and_convert_charseq_([:], _1842598)
^  Call: (197) [system] setup_call_cleanup('$notrace'(_1843550, _1843552), once(user:catch(read_from_chars([:], _1842598), _1843532, fail)), '$restore_trace'(_1843550, _1843552))
^  Call: (198) [system] sig_atomic(system:'$notrace'(_1843550, _1843552))
^  Exit: (197) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1843532, fail)), system:'$restore_trace'(3, -1))
   Call: (196) [system] atomic(:)
   Exit: (196) [system] atomic(:)
^  Exit: (195) [user] classify_and_convert_charseq_([:], :)
   Call: (195) [system] integer(:)
   Fail: (195) [system] integer(:)
   Call: (195) [system] _1796870=(:)
   Exit: (195) [system] (:)=(:)
^  Exit: (194) [user] classify_and_convert_charseq([:], :)
^  Exit: (193) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _1855678)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1857536)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
   Call: (194) [system] ' '=(/)
   Fail: (194) [system] ' '=(/)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55fbb4538270), _1867130)
   Exit: (194) [system] get_char((0x55fbb4538270), ' ')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1869834)
   Exit: (195) [system] peek_char((0x55fbb4538270), a)
   Call: (195) [system] a=(;)
   Fail: (195) [system] a=(;)
   Call: (195) [system] a=(/)
   Fail: (195) [system] a=(/)
^  Call: (195) [user] is_like_space(a)
   Call: (196) [system] char_type(a, 'white')
   Fail: (196) [system] char_type(a, 'white')
   Call: (196) [system] char_type(a, end_of_line)
   Fail: (196) [system] char_type(a, end_of_line)
   Call: (196) [system] char_type(a, space)
   Fail: (196) [system] char_type(a, space)
   Call: (196) [system] char_type(a, cntrl)
   Fail: (196) [system] char_type(a, cntrl)
^  Fail: (195) [user] is_like_space(a)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1886768)
   Exit: (193) [system] peek_char((0x55fbb4538270), a)
   Call: (193) [system] a=')'
   Fail: (193) [system] a=')'
   Call: (193) [system] a=end_of_file
   Fail: (193) [system] a=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _1892338)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1894196)
   Exit: (195) [system] peek_char((0x55fbb4538270), a)
   Call: (195) [system] a=(;)
   Fail: (195) [system] a=(;)
   Call: (195) [system] a=(/)
   Fail: (195) [system] a=(/)
^  Call: (195) [user] is_like_space(a)
   Call: (196) [system] char_type(a, 'white')
   Fail: (196) [system] char_type(a, 'white')
   Call: (196) [system] char_type(a, end_of_line)
   Fail: (196) [system] char_type(a, end_of_line)
   Call: (196) [system] char_type(a, space)
   Fail: (196) [system] char_type(a, space)
   Call: (196) [system] char_type(a, cntrl)
   Fail: (196) [system] char_type(a, cntrl)
^  Fail: (195) [user] is_like_space(a)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _1910206)
   Exit: (194) [system] get_char((0x55fbb4538270), a)
   Call: (194) [system] a='('
   Fail: (194) [system] a='('
   Call: (194) [system] a='['
   Fail: (194) [system] a='['
   Call: (194) [system] a='{'
   Fail: (194) [system] a='{'
   Call: (194) [system] a='"'
   Fail: (194) [system] a='"'
   Call: (194) [system] a=!
   Fail: (194) [system] a=!
   Call: (194) [system] a='\''
   Fail: (194) [system] a='\''
   Call: (194) [system] a='`'
   Fail: (194) [system] a='`'
   Call: (194) [system] a=end_of_file
   Fail: (194) [system] a=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55fbb4538270), a, _1892338)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _1927848)
   Call: (196) [system] peek_char((0x55fbb4538270), _1928782)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (196) [user] is_delimiter(' ')
   Call: (197) [system] char_type(' ', space)
   Exit: (197) [system] char_type(' ', space)
^  Exit: (196) [user] is_delimiter(' ')
   Call: (196) [system] _1927848=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (195) [user] classify_and_convert_charseq([a], _1892338)
^  Call: (196) [user] classify_and_convert_charseq_([a], _1938066)
^  Call: (198) [system] setup_call_cleanup('$notrace'(_1939018, _1939020), once(user:catch(read_from_chars([a], _1938066), _1939000, fail)), '$restore_trace'(_1939018, _1939020))
^  Call: (199) [system] sig_atomic(system:'$notrace'(_1939018, _1939020))
^  Exit: (198) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1939000, fail)), system:'$restore_trace'(3, -1))
   Call: (197) [system] atomic(a)
   Exit: (197) [system] atomic(a)
^  Exit: (196) [user] classify_and_convert_charseq_([a], a)
   Call: (196) [system] integer(a)
   Fail: (196) [system] integer(a)
   Call: (196) [system] _1892338=a
   Exit: (196) [system] a=a
^  Exit: (195) [user] classify_and_convert_charseq([a], a)
^  Exit: (194) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _1951146)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1953004)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _1962598)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1965302)
   Exit: (196) [system] peek_char((0x55fbb4538270), 'B')
   Call: (196) [system] 'B'=(;)
   Fail: (196) [system] 'B'=(;)
   Call: (196) [system] 'B'=(/)
   Fail: (196) [system] 'B'=(/)
^  Call: (196) [user] is_like_space('B')
   Call: (197) [system] char_type('B', 'white')
   Fail: (197) [system] char_type('B', 'white')
   Call: (197) [system] char_type('B', end_of_line)
   Fail: (197) [system] char_type('B', end_of_line)
   Call: (197) [system] char_type('B', space)
   Fail: (197) [system] char_type('B', space)
   Call: (197) [system] char_type('B', cntrl)
   Fail: (197) [system] char_type('B', cntrl)
^  Fail: (196) [user] is_like_space('B')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1982236)
   Exit: (194) [system] peek_char((0x55fbb4538270), 'B')
   Call: (194) [system] 'B'=')'
   Fail: (194) [system] 'B'=')'
   Call: (194) [system] 'B'=end_of_file
   Fail: (194) [system] 'B'=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _1987806)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1989664)
   Exit: (196) [system] peek_char((0x55fbb4538270), 'B')
   Call: (196) [system] 'B'=(;)
   Fail: (196) [system] 'B'=(;)
   Call: (196) [system] 'B'=(/)
   Fail: (196) [system] 'B'=(/)
^  Call: (196) [user] is_like_space('B')
   Call: (197) [system] char_type('B', 'white')
   Fail: (197) [system] char_type('B', 'white')
   Call: (197) [system] char_type('B', end_of_line)
   Fail: (197) [system] char_type('B', end_of_line)
   Call: (197) [system] char_type('B', space)
   Fail: (197) [system] char_type('B', space)
   Call: (197) [system] char_type('B', cntrl)
   Fail: (197) [system] char_type('B', cntrl)
^  Fail: (196) [user] is_like_space('B')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _2005674)
   Exit: (195) [system] get_char((0x55fbb4538270), 'B')
   Call: (195) [system] 'B'='('
   Fail: (195) [system] 'B'='('
   Call: (195) [system] 'B'='['
   Fail: (195) [system] 'B'='['
   Call: (195) [system] 'B'='{'
   Fail: (195) [system] 'B'='{'
   Call: (195) [system] 'B'='"'
   Fail: (195) [system] 'B'='"'
   Call: (195) [system] 'B'=!
   Fail: (195) [system] 'B'=!
   Call: (195) [system] 'B'='\''
   Fail: (195) [system] 'B'='\''
   Call: (195) [system] 'B'='`'
   Fail: (195) [system] 'B'='`'
   Call: (195) [system] 'B'=end_of_file
   Fail: (195) [system] 'B'=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55fbb4538270), 'B', _1987806)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _2023316)
   Call: (197) [system] peek_char((0x55fbb4538270), _2024250)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
^  Call: (197) [user] is_delimiter(')')
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] arg(_2028970, v('(', ')', end_of_file), ')')
   Exit: (198) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (197) [user] is_delimiter(')')
   Call: (197) [system] _2023316=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (196) [user] classify_and_convert_charseq(['B'], _1987806)
^  Call: (197) [user] classify_and_convert_charseq_(['B'], _2035406)
^  Call: (199) [system] setup_call_cleanup('$notrace'(_2036358, _2036360), once(user:catch(read_from_chars(['B'], _2035406), _2036340, fail)), '$restore_trace'(_2036358, _2036360))
^  Call: (200) [system] sig_atomic(system:'$notrace'(_2036358, _2036360))
^  Exit: (199) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _2035406), _2036340, fail)), system:'$restore_trace'(3, -1))
   Call: (198) [system] atomic(_2035406)
   Fail: (198) [system] atomic(_2035406)
   Call: (198) [system] atom_chars(_2035406, ['B'])
   Exit: (198) [system] atom_chars('B', ['B'])
^  Exit: (197) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (197) [system] integer('B')
   Fail: (197) [system] integer('B')
   Call: (197) [system] _1987806='B'
   Exit: (197) [system] 'B'='B'
^  Exit: (196) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (195) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _2050356)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _2052214)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
   Call: (196) [system] ')'=(;)
   Fail: (196) [system] ')'=(;)
   Call: (196) [system] ')'=(/)
   Fail: (196) [system] ')'=(/)
^  Call: (196) [user] is_like_space(')')
   Call: (197) [system] char_type(')', 'white')
   Fail: (197) [system] char_type(')', 'white')
   Call: (197) [system] char_type(')', end_of_line)
   Fail: (197) [system] char_type(')', end_of_line)
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] char_type(')', cntrl)
   Fail: (197) [system] char_type(')', cntrl)
^  Fail: (196) [user] is_like_space(')')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _2068224)
   Exit: (195) [system] peek_char((0x55fbb4538270), ')')
   Call: (195) [system] ')'=')'
   Exit: (195) [system] ')'=')'
   Call: (195) [system] get_char((0x55fbb4538270), _2072014)
   Exit: (195) [system] get_char((0x55fbb4538270), ')')
   Call: (195) [system] _2050356=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [])
   Call: (194) [system] _1951146=['B']
   Exit: (194) [system] ['B']=['B']
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (193) [system] _1855678=[a, 'B']
   Exit: (193) [system] [a, 'B']=[a, 'B']
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [a, 'B'])
   Call: (192) [system] _1751852=[:, a, 'B']
   Exit: (192) [system] [:, a, 'B']=[:, a, 'B']
^  Exit: (191) [user] read_list(')', (0x55fbb4538270), [:, a, 'B'])
^  Exit: (190) [user] cont_sexpr(')', (0x55fbb4538270), [:, a, 'B'])
^  Call: (190) [user] read_list(')', (0x55fbb4538270), _2085896)
^  Call: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _2087754)
   Exit: (192) [system] peek_char((0x55fbb4538270), '\n')
   Call: (192) [system] '\n'=(;)
   Fail: (192) [system] '\n'=(;)
   Call: (192) [system] '\n'=(/)
   Fail: (192) [system] '\n'=(/)
^  Call: (192) [user] is_like_space('\n')
   Call: (193) [system] char_type('\n', 'white')
   Fail: (193) [system] char_type('\n', 'white')
   Call: (193) [system] char_type('\n', end_of_line)
   Exit: (193) [system] char_type('\n', end_of_line)
^  Exit: (192) [user] is_like_space('\n')
   Call: (192) [system] get_char((0x55fbb4538270), _6002)
   Exit: (192) [system] get_char((0x55fbb4538270), '\n')
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _8706)
   Exit: (193) [system] peek_char((0x55fbb4538270), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
   Call: (193) [system] ' '=(/)
   Fail: (193) [system] ' '=(/)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55fbb4538270), _18300)
   Exit: (193) [system] get_char((0x55fbb4538270), ' ')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _21004)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
   Call: (194) [system] '('=(/)
   Fail: (194) [system] '('=(/)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
^  Exit: (191) [user] skip_spaces((0x55fbb4538270))
   Call: (191) [system] peek_char((0x55fbb4538270), _38862)
   Exit: (191) [system] peek_char((0x55fbb4538270), '(')
   Call: (191) [system] '('=')'
   Fail: (191) [system] '('=')'
   Call: (191) [system] '('=end_of_file
   Fail: (191) [system] '('=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55fbb4538270), _44432)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _46290)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
   Call: (193) [system] '('=(/)
   Fail: (193) [system] '('=(/)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] get_char((0x55fbb4538270), _62300)
   Exit: (192) [system] get_char((0x55fbb4538270), '(')
   Call: (192) [system] '('='('
   Exit: (192) [system] '('='('
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _44432)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _67870)
   Exit: (194) [system] peek_char((0x55fbb4538270), :)
   Call: (194) [system] (:)=(;)
   Fail: (194) [system] (:)=(;)
   Call: (194) [system] (:)=(/)
   Fail: (194) [system] (:)=(/)
^  Call: (194) [user] is_like_space(:)
   Call: (195) [system] char_type(:, 'white')
   Fail: (195) [system] char_type(:, 'white')
   Call: (195) [system] char_type(:, end_of_line)
   Fail: (195) [system] char_type(:, end_of_line)
   Call: (195) [system] char_type(:, space)
   Fail: (195) [system] char_type(:, space)
   Call: (195) [system] char_type(:, cntrl)
   Fail: (195) [system] char_type(:, cntrl)
^  Fail: (194) [user] is_like_space(:)
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _83880)
   Exit: (193) [system] peek_char((0x55fbb4538270), :)
   Call: (193) [system] (:)=')'
   Fail: (193) [system] (:)=')'
   Call: (193) [system] (:)=end_of_file
   Fail: (193) [system] (:)=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _89450)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _91308)
   Exit: (195) [system] peek_char((0x55fbb4538270), :)
   Call: (195) [system] (:)=(;)
   Fail: (195) [system] (:)=(;)
   Call: (195) [system] (:)=(/)
   Fail: (195) [system] (:)=(/)
^  Call: (195) [user] is_like_space(:)
   Call: (196) [system] char_type(:, 'white')
   Fail: (196) [system] char_type(:, 'white')
   Call: (196) [system] char_type(:, end_of_line)
   Fail: (196) [system] char_type(:, end_of_line)
   Call: (196) [system] char_type(:, space)
   Fail: (196) [system] char_type(:, space)
   Call: (196) [system] char_type(:, cntrl)
   Fail: (196) [system] char_type(:, cntrl)
^  Fail: (195) [user] is_like_space(:)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _107318)
   Exit: (194) [system] get_char((0x55fbb4538270), :)
   Call: (194) [system] (:)='('
   Fail: (194) [system] (:)='('
   Call: (194) [system] (:)='['
   Fail: (194) [system] (:)='['
   Call: (194) [system] (:)='{'
   Fail: (194) [system] (:)='{'
   Call: (194) [system] (:)='"'
   Fail: (194) [system] (:)='"'
   Call: (194) [system] (:)=!
   Fail: (194) [system] (:)=!
   Call: (194) [system] (:)='\''
   Fail: (194) [system] (:)='\''
   Call: (194) [system] (:)='`'
   Fail: (194) [system] (:)='`'
   Call: (194) [system] (:)=end_of_file
   Fail: (194) [system] (:)=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55fbb4538270), :, _89450)
^  Call: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), _124960)
   Call: (196) [system] peek_char((0x55fbb4538270), _125894)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (196) [user] is_delimiter(' ')
   Call: (197) [system] char_type(' ', space)
   Exit: (197) [system] char_type(' ', space)
^  Exit: (196) [user] is_delimiter(' ')
   Call: (196) [system] _124960=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (195) [user] classify_and_convert_charseq([:], _89450)
^  Call: (196) [user] classify_and_convert_charseq_([:], _135178)
^  Call: (198) [system] setup_call_cleanup('$notrace'(_136130, _136132), once(user:catch(read_from_chars([:], _135178), _136112, fail)), '$restore_trace'(_136130, _136132))
^  Call: (199) [system] sig_atomic(system:'$notrace'(_136130, _136132))
^  Exit: (198) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _136112, fail)), system:'$restore_trace'(3, -1))
   Call: (197) [system] atomic(:)
   Exit: (197) [system] atomic(:)
^  Exit: (196) [user] classify_and_convert_charseq_([:], :)
   Call: (196) [system] integer(:)
   Fail: (196) [system] integer(:)
   Call: (196) [system] _89450=(:)
   Exit: (196) [system] (:)=(:)
^  Exit: (195) [user] classify_and_convert_charseq([:], :)
^  Exit: (194) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _148258)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _150116)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _159710)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _162414)
   Exit: (196) [system] peek_char((0x55fbb4538270), c)
   Call: (196) [system] c=(;)
   Fail: (196) [system] c=(;)
   Call: (196) [system] c=(/)
   Fail: (196) [system] c=(/)
^  Call: (196) [user] is_like_space(c)
   Call: (197) [system] char_type(c, 'white')
   Fail: (197) [system] char_type(c, 'white')
   Call: (197) [system] char_type(c, end_of_line)
   Fail: (197) [system] char_type(c, end_of_line)
   Call: (197) [system] char_type(c, space)
   Fail: (197) [system] char_type(c, space)
   Call: (197) [system] char_type(c, cntrl)
   Fail: (197) [system] char_type(c, cntrl)
^  Fail: (196) [user] is_like_space(c)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _179348)
   Exit: (194) [system] peek_char((0x55fbb4538270), c)
   Call: (194) [system] c=')'
   Fail: (194) [system] c=')'
   Call: (194) [system] c=end_of_file
   Fail: (194) [system] c=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _184918)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _186776)
   Exit: (196) [system] peek_char((0x55fbb4538270), c)
   Call: (196) [system] c=(;)
   Fail: (196) [system] c=(;)
   Call: (196) [system] c=(/)
   Fail: (196) [system] c=(/)
^  Call: (196) [user] is_like_space(c)
   Call: (197) [system] char_type(c, 'white')
   Fail: (197) [system] char_type(c, 'white')
   Call: (197) [system] char_type(c, end_of_line)
   Fail: (197) [system] char_type(c, end_of_line)
   Call: (197) [system] char_type(c, space)
   Fail: (197) [system] char_type(c, space)
   Call: (197) [system] char_type(c, cntrl)
   Fail: (197) [system] char_type(c, cntrl)
^  Fail: (196) [user] is_like_space(c)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _202786)
   Exit: (195) [system] get_char((0x55fbb4538270), c)
   Call: (195) [system] c='('
   Fail: (195) [system] c='('
   Call: (195) [system] c='['
   Fail: (195) [system] c='['
   Call: (195) [system] c='{'
   Fail: (195) [system] c='{'
   Call: (195) [system] c='"'
   Fail: (195) [system] c='"'
   Call: (195) [system] c=!
   Fail: (195) [system] c=!
   Call: (195) [system] c='\''
   Fail: (195) [system] c='\''
   Call: (195) [system] c='`'
   Fail: (195) [system] c='`'
   Call: (195) [system] c=end_of_file
   Fail: (195) [system] c=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55fbb4538270), c, _184918)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _220428)
   Call: (197) [system] peek_char((0x55fbb4538270), _221362)
   Exit: (197) [system] peek_char((0x55fbb4538270), d)
^  Call: (197) [user] is_delimiter(d)
   Call: (198) [system] char_type(d, space)
   Fail: (198) [system] char_type(d, space)
   Call: (198) [system] arg(_226082, v('(', ')', end_of_file), d)
   Fail: (198) [system] arg(_227014, v('(', ')', end_of_file), d)
^  Fail: (197) [user] is_delimiter(d)
   Call: (197) [system] ')'==d
   Fail: (197) [system] ')'==d
   Call: (197) [system] get_char((0x55fbb4538270), d)
   Exit: (197) [system] get_char((0x55fbb4538270), d)
   Call: (197) [system] d=(\)
   Fail: (197) [system] d=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _234364)
   Call: (198) [system] peek_char((0x55fbb4538270), _235298)
   Exit: (198) [system] peek_char((0x55fbb4538270), e)
^  Call: (198) [user] is_delimiter(e)
   Call: (199) [system] char_type(e, space)
   Fail: (199) [system] char_type(e, space)
   Call: (199) [system] arg(_240018, v('(', ')', end_of_file), e)
   Fail: (199) [system] arg(_240950, v('(', ')', end_of_file), e)
^  Fail: (198) [user] is_delimiter(e)
   Call: (198) [system] ')'==e
   Fail: (198) [system] ')'==e
   Call: (198) [system] get_char((0x55fbb4538270), e)
   Exit: (198) [system] get_char((0x55fbb4538270), e)
   Call: (198) [system] e=(\)
   Fail: (198) [system] e=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _248300)
   Call: (199) [system] peek_char((0x55fbb4538270), _249234)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (199) [user] is_delimiter(' ')
   Call: (200) [system] char_type(' ', space)
   Exit: (200) [system] char_type(' ', space)
^  Exit: (199) [user] is_delimiter(' ')
   Call: (199) [system] _248300=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (198) [system] _234364=[e]
   Exit: (198) [system] [e]=[e]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (197) [system] _220428=[d, e]
   Exit: (197) [system] [d, e]=[d, e]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, e])
^  Call: (196) [user] classify_and_convert_charseq([c, d, e], _184918)
^  Call: (197) [user] classify_and_convert_charseq_([c, d, e], _264106)
^  Call: (199) [system] setup_call_cleanup('$notrace'(_265058, _265060), once(user:catch(read_from_chars([c, d, e], _264106), _265040, fail)), '$restore_trace'(_265058, _265060))
^  Call: (200) [system] sig_atomic(system:'$notrace'(_265058, _265060))
^  Exit: (199) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _265040, fail)), system:'$restore_trace'(3, -1))
   Call: (198) [system] atomic(cde)
   Exit: (198) [system] atomic(cde)
^  Exit: (197) [user] classify_and_convert_charseq_([c, d, e], cde)
   Call: (197) [system] integer(cde)
   Fail: (197) [system] integer(cde)
   Call: (197) [system] _184918=cde
   Exit: (197) [system] cde=cde
^  Exit: (196) [user] classify_and_convert_charseq([c, d, e], cde)
^  Exit: (195) [user] read_symbolic(')', (0x55fbb4538270), c, cde)
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), cde)
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _277186)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _279044)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _288638)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _291342)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
   Call: (197) [system] '('=(/)
   Fail: (197) [system] '('=(/)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _308276)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=')'
   Fail: (195) [system] '('=')'
   Call: (195) [system] '('=end_of_file
   Fail: (195) [system] '('=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _313846)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _315704)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
   Call: (197) [system] '('=(/)
   Fail: (197) [system] '('=(/)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _331714)
   Exit: (196) [system] get_char((0x55fbb4538270), '(')
   Call: (196) [system] '('='('
   Exit: (196) [system] '('='('
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _313846)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _337284)
   Exit: (198) [system] peek_char((0x55fbb4538270), 'I')
   Call: (198) [system] 'I'=(;)
   Fail: (198) [system] 'I'=(;)
   Call: (198) [system] 'I'=(/)
   Fail: (198) [system] 'I'=(/)
^  Call: (198) [user] is_like_space('I')
   Call: (199) [system] char_type('I', 'white')
   Fail: (199) [system] char_type('I', 'white')
   Call: (199) [system] char_type('I', end_of_line)
   Fail: (199) [system] char_type('I', end_of_line)
   Call: (199) [system] char_type('I', space)
   Fail: (199) [system] char_type('I', space)
   Call: (199) [system] char_type('I', cntrl)
   Fail: (199) [system] char_type('I', cntrl)
^  Fail: (198) [user] is_like_space('I')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _353294)
   Exit: (197) [system] peek_char((0x55fbb4538270), 'I')
   Call: (197) [system] 'I'=')'
   Fail: (197) [system] 'I'=')'
   Call: (197) [system] 'I'=end_of_file
   Fail: (197) [system] 'I'=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _358864)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _360722)
   Exit: (199) [system] peek_char((0x55fbb4538270), 'I')
   Call: (199) [system] 'I'=(;)
   Fail: (199) [system] 'I'=(;)
   Call: (199) [system] 'I'=(/)
   Fail: (199) [system] 'I'=(/)
^  Call: (199) [user] is_like_space('I')
   Call: (200) [system] char_type('I', 'white')
   Fail: (200) [system] char_type('I', 'white')
   Call: (200) [system] char_type('I', end_of_line)
   Fail: (200) [system] char_type('I', end_of_line)
   Call: (200) [system] char_type('I', space)
   Fail: (200) [system] char_type('I', space)
   Call: (200) [system] char_type('I', cntrl)
   Fail: (200) [system] char_type('I', cntrl)
^  Fail: (199) [user] is_like_space('I')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _376732)
   Exit: (198) [system] get_char((0x55fbb4538270), 'I')
   Call: (198) [system] 'I'='('
   Fail: (198) [system] 'I'='('
   Call: (198) [system] 'I'='['
   Fail: (198) [system] 'I'='['
   Call: (198) [system] 'I'='{'
   Fail: (198) [system] 'I'='{'
   Call: (198) [system] 'I'='"'
   Fail: (198) [system] 'I'='"'
   Call: (198) [system] 'I'=!
   Fail: (198) [system] 'I'=!
   Call: (198) [system] 'I'='\''
   Fail: (198) [system] 'I'='\''
   Call: (198) [system] 'I'='`'
   Fail: (198) [system] 'I'='`'
   Call: (198) [system] 'I'=end_of_file
   Fail: (198) [system] 'I'=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55fbb4538270), 'I', _358864)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _394374)
   Call: (200) [system] peek_char((0x55fbb4538270), _395308)
   Exit: (200) [system] peek_char((0x55fbb4538270), m)
^  Call: (200) [user] is_delimiter(m)
   Call: (201) [system] char_type(m, space)
   Fail: (201) [system] char_type(m, space)
   Call: (201) [system] arg(_400028, v('(', ')', end_of_file), m)
   Fail: (201) [system] arg(_400960, v('(', ')', end_of_file), m)
^  Fail: (200) [user] is_delimiter(m)
   Call: (200) [system] ')'==m
   Fail: (200) [system] ')'==m
   Call: (200) [system] get_char((0x55fbb4538270), m)
   Exit: (200) [system] get_char((0x55fbb4538270), m)
   Call: (200) [system] m=(\)
   Fail: (200) [system] m=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _408310)
   Call: (201) [system] peek_char((0x55fbb4538270), _409244)
   Exit: (201) [system] peek_char((0x55fbb4538270), p)
^  Call: (201) [user] is_delimiter(p)
   Call: (202) [system] char_type(p, space)
   Fail: (202) [system] char_type(p, space)
   Call: (202) [system] arg(_413964, v('(', ')', end_of_file), p)
   Fail: (202) [system] arg(_414896, v('(', ')', end_of_file), p)
^  Fail: (201) [user] is_delimiter(p)
   Call: (201) [system] ')'==p
   Fail: (201) [system] ')'==p
   Call: (201) [system] get_char((0x55fbb4538270), p)
   Exit: (201) [system] get_char((0x55fbb4538270), p)
   Call: (201) [system] p=(\)
   Fail: (201) [system] p=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _422246)
   Call: (202) [system] peek_char((0x55fbb4538270), _423180)
   Exit: (202) [system] peek_char((0x55fbb4538270), l)
^  Call: (202) [user] is_delimiter(l)
   Call: (203) [system] char_type(l, space)
   Fail: (203) [system] char_type(l, space)
   Call: (203) [system] arg(_427900, v('(', ')', end_of_file), l)
   Fail: (203) [system] arg(_428832, v('(', ')', end_of_file), l)
^  Fail: (202) [user] is_delimiter(l)
   Call: (202) [system] ')'==l
   Fail: (202) [system] ')'==l
   Call: (202) [system] get_char((0x55fbb4538270), l)
   Exit: (202) [system] get_char((0x55fbb4538270), l)
   Call: (202) [system] l=(\)
   Fail: (202) [system] l=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _436182)
   Call: (203) [system] peek_char((0x55fbb4538270), _437116)
   Exit: (203) [system] peek_char((0x55fbb4538270), i)
^  Call: (203) [user] is_delimiter(i)
   Call: (204) [system] char_type(i, space)
   Fail: (204) [system] char_type(i, space)
   Call: (204) [system] arg(_441836, v('(', ')', end_of_file), i)
   Fail: (204) [system] arg(_442768, v('(', ')', end_of_file), i)
^  Fail: (203) [user] is_delimiter(i)
   Call: (203) [system] ')'==i
   Fail: (203) [system] ')'==i
   Call: (203) [system] get_char((0x55fbb4538270), i)
   Exit: (203) [system] get_char((0x55fbb4538270), i)
   Call: (203) [system] i=(\)
   Fail: (203) [system] i=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _450118)
   Call: (204) [system] peek_char((0x55fbb4538270), _451052)
   Exit: (204) [system] peek_char((0x55fbb4538270), c)
^  Call: (204) [user] is_delimiter(c)
   Call: (205) [system] char_type(c, space)
   Fail: (205) [system] char_type(c, space)
   Call: (205) [system] arg(_455772, v('(', ')', end_of_file), c)
   Fail: (205) [system] arg(_456704, v('(', ')', end_of_file), c)
^  Fail: (204) [user] is_delimiter(c)
   Call: (204) [system] ')'==c
   Fail: (204) [system] ')'==c
   Call: (204) [system] get_char((0x55fbb4538270), c)
   Exit: (204) [system] get_char((0x55fbb4538270), c)
   Call: (204) [system] c=(\)
   Fail: (204) [system] c=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _464054)
   Call: (205) [system] peek_char((0x55fbb4538270), _464988)
   Exit: (205) [system] peek_char((0x55fbb4538270), a)
^  Call: (205) [user] is_delimiter(a)
   Call: (206) [system] char_type(a, space)
   Fail: (206) [system] char_type(a, space)
   Call: (206) [system] arg(_469708, v('(', ')', end_of_file), a)
   Fail: (206) [system] arg(_470640, v('(', ')', end_of_file), a)
^  Fail: (205) [user] is_delimiter(a)
   Call: (205) [system] ')'==a
   Fail: (205) [system] ')'==a
   Call: (205) [system] get_char((0x55fbb4538270), a)
   Exit: (205) [system] get_char((0x55fbb4538270), a)
   Call: (205) [system] a=(\)
   Fail: (205) [system] a=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _477990)
   Call: (206) [system] peek_char((0x55fbb4538270), _478924)
   Exit: (206) [system] peek_char((0x55fbb4538270), t)
^  Call: (206) [user] is_delimiter(t)
   Call: (207) [system] char_type(t, space)
   Fail: (207) [system] char_type(t, space)
   Call: (207) [system] arg(_483644, v('(', ')', end_of_file), t)
   Fail: (207) [system] arg(_484576, v('(', ')', end_of_file), t)
^  Fail: (206) [user] is_delimiter(t)
   Call: (206) [system] ')'==t
   Fail: (206) [system] ')'==t
   Call: (206) [system] get_char((0x55fbb4538270), t)
   Exit: (206) [system] get_char((0x55fbb4538270), t)
   Call: (206) [system] t=(\)
   Fail: (206) [system] t=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _491926)
   Call: (207) [system] peek_char((0x55fbb4538270), _492860)
   Exit: (207) [system] peek_char((0x55fbb4538270), i)
^  Call: (207) [user] is_delimiter(i)
   Call: (208) [system] char_type(i, space)
   Fail: (208) [system] char_type(i, space)
   Call: (208) [system] arg(_497580, v('(', ')', end_of_file), i)
   Fail: (208) [system] arg(_498512, v('(', ')', end_of_file), i)
^  Fail: (207) [user] is_delimiter(i)
   Call: (207) [system] ')'==i
   Fail: (207) [system] ')'==i
   Call: (207) [system] get_char((0x55fbb4538270), i)
   Exit: (207) [system] get_char((0x55fbb4538270), i)
   Call: (207) [system] i=(\)
   Fail: (207) [system] i=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _505862)
   Call: (208) [system] peek_char((0x55fbb4538270), _506796)
   Exit: (208) [system] peek_char((0x55fbb4538270), o)
^  Call: (208) [user] is_delimiter(o)
   Call: (209) [system] char_type(o, space)
   Fail: (209) [system] char_type(o, space)
   Call: (209) [system] arg(_511516, v('(', ')', end_of_file), o)
   Fail: (209) [system] arg(_512448, v('(', ')', end_of_file), o)
^  Fail: (208) [user] is_delimiter(o)
   Call: (208) [system] ')'==o
   Fail: (208) [system] ')'==o
   Call: (208) [system] get_char((0x55fbb4538270), o)
   Exit: (208) [system] get_char((0x55fbb4538270), o)
   Call: (208) [system] o=(\)
   Fail: (208) [system] o=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _519798)
   Call: (209) [system] peek_char((0x55fbb4538270), _520732)
   Exit: (209) [system] peek_char((0x55fbb4538270), n)
^  Call: (209) [user] is_delimiter(n)
   Call: (210) [system] char_type(n, space)
   Fail: (210) [system] char_type(n, space)
   Call: (210) [system] arg(_525452, v('(', ')', end_of_file), n)
   Fail: (210) [system] arg(_526384, v('(', ')', end_of_file), n)
^  Fail: (209) [user] is_delimiter(n)
   Call: (209) [system] ')'==n
   Fail: (209) [system] ')'==n
   Call: (209) [system] get_char((0x55fbb4538270), n)
   Exit: (209) [system] get_char((0x55fbb4538270), n)
   Call: (209) [system] n=(\)
   Fail: (209) [system] n=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _533734)
   Call: (210) [system] peek_char((0x55fbb4538270), _534668)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _533734=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (209) [system] _519798=[n]
   Exit: (209) [system] [n]=[n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (208) [system] _505862=[o, n]
   Exit: (208) [system] [o, n]=[o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (207) [system] _491926=[i, o, n]
   Exit: (207) [system] [i, o, n]=[i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (206) [system] _477990=[t, i, o, n]
   Exit: (206) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (205) [system] _464054=[a, t, i, o, n]
   Exit: (205) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (204) [system] _450118=[c, a, t, i, o, n]
   Exit: (204) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (203) [system] _436182=[i, c, a, t, i, o, n]
   Exit: (203) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (202) [system] _422246=[l, i, c, a, t, i, o, n]
   Exit: (202) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (201) [system] _408310=[p, l, i, c, a, t, i, o, n]
   Exit: (201) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (200) [system] _394374=[m, p, l, i, c, a, t, i, o, n]
   Exit: (200) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (199) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _358864)
^  Call: (200) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _571892)
^  Call: (202) [system] setup_call_cleanup('$notrace'(_572844, _572846), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _571892), _572826, fail)), '$restore_trace'(_572844, _572846))
^  Call: (203) [system] sig_atomic(system:'$notrace'(_572844, _572846))
^  Exit: (202) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _571892), _572826, fail)), system:'$restore_trace'(3, -1))
   Call: (201) [system] atomic(_571892)
   Fail: (201) [system] atomic(_571892)
   Call: (201) [system] atom_chars(_571892, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (201) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (200) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (200) [system] integer('Implication')
   Fail: (200) [system] integer('Implication')
   Call: (200) [system] _358864='Implication'
   Exit: (200) [system] 'Implication'='Implication'
^  Exit: (199) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (198) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _586842)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _588700)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _598294)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _600998)
   Exit: (200) [system] peek_char((0x55fbb4538270), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
   Call: (200) [system] '('=(/)
   Fail: (200) [system] '('=(/)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _617932)
   Exit: (198) [system] peek_char((0x55fbb4538270), '(')
   Call: (198) [system] '('=')'
   Fail: (198) [system] '('=')'
   Call: (198) [system] '('=end_of_file
   Fail: (198) [system] '('=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _623502)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _625360)
   Exit: (200) [system] peek_char((0x55fbb4538270), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
   Call: (200) [system] '('=(/)
   Fail: (200) [system] '('=(/)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _641370)
   Exit: (199) [system] get_char((0x55fbb4538270), '(')
   Call: (199) [system] '('='('
   Exit: (199) [system] '('='('
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _623502)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _646940)
   Exit: (201) [system] peek_char((0x55fbb4538270), 'O')
   Call: (201) [system] 'O'=(;)
   Fail: (201) [system] 'O'=(;)
   Call: (201) [system] 'O'=(/)
   Fail: (201) [system] 'O'=(/)
^  Call: (201) [user] is_like_space('O')
   Call: (202) [system] char_type('O', 'white')
   Fail: (202) [system] char_type('O', 'white')
   Call: (202) [system] char_type('O', end_of_line)
   Fail: (202) [system] char_type('O', end_of_line)
   Call: (202) [system] char_type('O', space)
   Fail: (202) [system] char_type('O', space)
   Call: (202) [system] char_type('O', cntrl)
   Fail: (202) [system] char_type('O', cntrl)
^  Fail: (201) [user] is_like_space('O')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _662950)
   Exit: (200) [system] peek_char((0x55fbb4538270), 'O')
   Call: (200) [system] 'O'=')'
   Fail: (200) [system] 'O'=')'
   Call: (200) [system] 'O'=end_of_file
   Fail: (200) [system] 'O'=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _668520)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _670378)
   Exit: (202) [system] peek_char((0x55fbb4538270), 'O')
   Call: (202) [system] 'O'=(;)
   Fail: (202) [system] 'O'=(;)
   Call: (202) [system] 'O'=(/)
   Fail: (202) [system] 'O'=(/)
^  Call: (202) [user] is_like_space('O')
   Call: (203) [system] char_type('O', 'white')
   Fail: (203) [system] char_type('O', 'white')
   Call: (203) [system] char_type('O', end_of_line)
   Fail: (203) [system] char_type('O', end_of_line)
   Call: (203) [system] char_type('O', space)
   Fail: (203) [system] char_type('O', space)
   Call: (203) [system] char_type('O', cntrl)
   Fail: (203) [system] char_type('O', cntrl)
^  Fail: (202) [user] is_like_space('O')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _686388)
   Exit: (201) [system] get_char((0x55fbb4538270), 'O')
   Call: (201) [system] 'O'='('
   Fail: (201) [system] 'O'='('
   Call: (201) [system] 'O'='['
   Fail: (201) [system] 'O'='['
   Call: (201) [system] 'O'='{'
   Fail: (201) [system] 'O'='{'
   Call: (201) [system] 'O'='"'
   Fail: (201) [system] 'O'='"'
   Call: (201) [system] 'O'=!
   Fail: (201) [system] 'O'=!
   Call: (201) [system] 'O'='\''
   Fail: (201) [system] 'O'='\''
   Call: (201) [system] 'O'='`'
   Fail: (201) [system] 'O'='`'
   Call: (201) [system] 'O'=end_of_file
   Fail: (201) [system] 'O'=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), 'O', _668520)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _704030)
   Call: (203) [system] peek_char((0x55fbb4538270), _704964)
   Exit: (203) [system] peek_char((0x55fbb4538270), r)
^  Call: (203) [user] is_delimiter(r)
   Call: (204) [system] char_type(r, space)
   Fail: (204) [system] char_type(r, space)
   Call: (204) [system] arg(_709684, v('(', ')', end_of_file), r)
   Fail: (204) [system] arg(_710616, v('(', ')', end_of_file), r)
^  Fail: (203) [user] is_delimiter(r)
   Call: (203) [system] ')'==r
   Fail: (203) [system] ')'==r
   Call: (203) [system] get_char((0x55fbb4538270), r)
   Exit: (203) [system] get_char((0x55fbb4538270), r)
   Call: (203) [system] r=(\)
   Fail: (203) [system] r=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _717966)
   Call: (204) [system] peek_char((0x55fbb4538270), _718900)
   Exit: (204) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (204) [user] is_delimiter('L')
   Call: (205) [system] char_type('L', space)
   Fail: (205) [system] char_type('L', space)
   Call: (205) [system] arg(_723620, v('(', ')', end_of_file), 'L')
   Fail: (205) [system] arg(_724552, v('(', ')', end_of_file), 'L')
^  Fail: (204) [user] is_delimiter('L')
   Call: (204) [system] ')'=='L'
   Fail: (204) [system] ')'=='L'
   Call: (204) [system] get_char((0x55fbb4538270), 'L')
   Exit: (204) [system] get_char((0x55fbb4538270), 'L')
   Call: (204) [system] 'L'=(\)
   Fail: (204) [system] 'L'=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _731902)
   Call: (205) [system] peek_char((0x55fbb4538270), _732836)
   Exit: (205) [system] peek_char((0x55fbb4538270), i)
^  Call: (205) [user] is_delimiter(i)
   Call: (206) [system] char_type(i, space)
   Fail: (206) [system] char_type(i, space)
   Call: (206) [system] arg(_737556, v('(', ')', end_of_file), i)
   Fail: (206) [system] arg(_738488, v('(', ')', end_of_file), i)
^  Fail: (205) [user] is_delimiter(i)
   Call: (205) [system] ')'==i
   Fail: (205) [system] ')'==i
   Call: (205) [system] get_char((0x55fbb4538270), i)
   Exit: (205) [system] get_char((0x55fbb4538270), i)
   Call: (205) [system] i=(\)
   Fail: (205) [system] i=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _745838)
   Call: (206) [system] peek_char((0x55fbb4538270), _746772)
   Exit: (206) [system] peek_char((0x55fbb4538270), n)
^  Call: (206) [user] is_delimiter(n)
   Call: (207) [system] char_type(n, space)
   Fail: (207) [system] char_type(n, space)
   Call: (207) [system] arg(_751492, v('(', ')', end_of_file), n)
   Fail: (207) [system] arg(_752424, v('(', ')', end_of_file), n)
^  Fail: (206) [user] is_delimiter(n)
   Call: (206) [system] ')'==n
   Fail: (206) [system] ')'==n
   Call: (206) [system] get_char((0x55fbb4538270), n)
   Exit: (206) [system] get_char((0x55fbb4538270), n)
   Call: (206) [system] n=(\)
   Fail: (206) [system] n=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _759774)
   Call: (207) [system] peek_char((0x55fbb4538270), _760708)
   Exit: (207) [system] peek_char((0x55fbb4538270), k)
^  Call: (207) [user] is_delimiter(k)
   Call: (208) [system] char_type(k, space)
   Fail: (208) [system] char_type(k, space)
   Call: (208) [system] arg(_765428, v('(', ')', end_of_file), k)
   Fail: (208) [system] arg(_766360, v('(', ')', end_of_file), k)
^  Fail: (207) [user] is_delimiter(k)
   Call: (207) [system] ')'==k
   Fail: (207) [system] ')'==k
   Call: (207) [system] get_char((0x55fbb4538270), k)
   Exit: (207) [system] get_char((0x55fbb4538270), k)
   Call: (207) [system] k=(\)
   Fail: (207) [system] k=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _773710)
   Call: (208) [system] peek_char((0x55fbb4538270), _774644)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (208) [user] is_delimiter(' ')
   Call: (209) [system] char_type(' ', space)
   Exit: (209) [system] char_type(' ', space)
^  Exit: (208) [user] is_delimiter(' ')
   Call: (208) [system] _773710=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (207) [system] _759774=[k]
   Exit: (207) [system] [k]=[k]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (206) [system] _745838=[n, k]
   Exit: (206) [system] [n, k]=[n, k]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (205) [system] _731902=[i, n, k]
   Exit: (205) [system] [i, n, k]=[i, n, k]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (204) [system] _717966=['L', i, n, k]
   Exit: (204) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (203) [system] _704030=[r, 'L', i, n, k]
   Exit: (203) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (202) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _668520)
^  Call: (203) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _797898)
^  Call: (205) [system] setup_call_cleanup('$notrace'(_798850, _798852), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _797898), _798832, fail)), '$restore_trace'(_798850, _798852))
^  Call: (206) [system] sig_atomic(system:'$notrace'(_798850, _798852))
^  Exit: (205) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _797898), _798832, fail)), system:'$restore_trace'(3, -1))
   Call: (204) [system] atomic(_797898)
   Fail: (204) [system] atomic(_797898)
   Call: (204) [system] atom_chars(_797898, ['O', r, 'L', i, n, k])
   Exit: (204) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (203) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (203) [system] integer('OrLink')
   Fail: (203) [system] integer('OrLink')
   Call: (203) [system] _668520='OrLink'
   Exit: (203) [system] 'OrLink'='OrLink'
^  Exit: (202) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _812848)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _814706)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _824300)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _827004)
   Exit: (203) [system] peek_char((0x55fbb4538270), 'C')
   Call: (203) [system] 'C'=(;)
   Fail: (203) [system] 'C'=(;)
   Call: (203) [system] 'C'=(/)
   Fail: (203) [system] 'C'=(/)
^  Call: (203) [user] is_like_space('C')
   Call: (204) [system] char_type('C', 'white')
   Fail: (204) [system] char_type('C', 'white')
   Call: (204) [system] char_type('C', end_of_line)
   Fail: (204) [system] char_type('C', end_of_line)
   Call: (204) [system] char_type('C', space)
   Fail: (204) [system] char_type('C', space)
   Call: (204) [system] char_type('C', cntrl)
   Fail: (204) [system] char_type('C', cntrl)
^  Fail: (203) [user] is_like_space('C')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _843938)
   Exit: (201) [system] peek_char((0x55fbb4538270), 'C')
   Call: (201) [system] 'C'=')'
   Fail: (201) [system] 'C'=')'
   Call: (201) [system] 'C'=end_of_file
   Fail: (201) [system] 'C'=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _849508)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _851366)
   Exit: (203) [system] peek_char((0x55fbb4538270), 'C')
   Call: (203) [system] 'C'=(;)
   Fail: (203) [system] 'C'=(;)
   Call: (203) [system] 'C'=(/)
   Fail: (203) [system] 'C'=(/)
^  Call: (203) [user] is_like_space('C')
   Call: (204) [system] char_type('C', 'white')
   Fail: (204) [system] char_type('C', 'white')
   Call: (204) [system] char_type('C', end_of_line)
   Fail: (204) [system] char_type('C', end_of_line)
   Call: (204) [system] char_type('C', space)
   Fail: (204) [system] char_type('C', space)
   Call: (204) [system] char_type('C', cntrl)
   Fail: (204) [system] char_type('C', cntrl)
^  Fail: (203) [user] is_like_space('C')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _867376)
   Exit: (202) [system] get_char((0x55fbb4538270), 'C')
   Call: (202) [system] 'C'='('
   Fail: (202) [system] 'C'='('
   Call: (202) [system] 'C'='['
   Fail: (202) [system] 'C'='['
   Call: (202) [system] 'C'='{'
   Fail: (202) [system] 'C'='{'
   Call: (202) [system] 'C'='"'
   Fail: (202) [system] 'C'='"'
   Call: (202) [system] 'C'=!
   Fail: (202) [system] 'C'=!
   Call: (202) [system] 'C'='\''
   Fail: (202) [system] 'C'='\''
   Call: (202) [system] 'C'='`'
   Fail: (202) [system] 'C'='`'
   Call: (202) [system] 'C'=end_of_file
   Fail: (202) [system] 'C'=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55fbb4538270), 'C', _849508)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _885018)
   Call: (204) [system] peek_char((0x55fbb4538270), _885952)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (204) [user] is_delimiter(' ')
   Call: (205) [system] char_type(' ', space)
   Exit: (205) [system] char_type(' ', space)
^  Exit: (204) [user] is_delimiter(' ')
   Call: (204) [system] _885018=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (203) [user] classify_and_convert_charseq(['C'], _849508)
^  Call: (204) [user] classify_and_convert_charseq_(['C'], _895236)
^  Call: (206) [system] setup_call_cleanup('$notrace'(_896188, _896190), once(user:catch(read_from_chars(['C'], _895236), _896170, fail)), '$restore_trace'(_896188, _896190))
^  Call: (207) [system] sig_atomic(system:'$notrace'(_896188, _896190))
^  Exit: (206) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _895236), _896170, fail)), system:'$restore_trace'(3, -1))
   Call: (205) [system] atomic(_895236)
   Fail: (205) [system] atomic(_895236)
   Call: (205) [system] atom_chars(_895236, ['C'])
   Exit: (205) [system] atom_chars('C', ['C'])
^  Exit: (204) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (204) [system] integer('C')
   Fail: (204) [system] integer('C')
   Call: (204) [system] _849508='C'
   Exit: (204) [system] 'C'='C'
^  Exit: (203) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (202) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _910186)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _912044)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
   Call: (203) [system] ' '=(/)
   Fail: (203) [system] ' '=(/)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55fbb4538270), _921638)
   Exit: (203) [system] get_char((0x55fbb4538270), ' ')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _924342)
   Exit: (204) [system] peek_char((0x55fbb4538270), 'D')
   Call: (204) [system] 'D'=(;)
   Fail: (204) [system] 'D'=(;)
   Call: (204) [system] 'D'=(/)
   Fail: (204) [system] 'D'=(/)
^  Call: (204) [user] is_like_space('D')
   Call: (205) [system] char_type('D', 'white')
   Fail: (205) [system] char_type('D', 'white')
   Call: (205) [system] char_type('D', end_of_line)
   Fail: (205) [system] char_type('D', end_of_line)
   Call: (205) [system] char_type('D', space)
   Fail: (205) [system] char_type('D', space)
   Call: (205) [system] char_type('D', cntrl)
   Fail: (205) [system] char_type('D', cntrl)
^  Fail: (204) [user] is_like_space('D')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _941276)
   Exit: (202) [system] peek_char((0x55fbb4538270), 'D')
   Call: (202) [system] 'D'=')'
   Fail: (202) [system] 'D'=')'
   Call: (202) [system] 'D'=end_of_file
   Fail: (202) [system] 'D'=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55fbb4538270), _946846)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _948704)
   Exit: (204) [system] peek_char((0x55fbb4538270), 'D')
   Call: (204) [system] 'D'=(;)
   Fail: (204) [system] 'D'=(;)
   Call: (204) [system] 'D'=(/)
   Fail: (204) [system] 'D'=(/)
^  Call: (204) [user] is_like_space('D')
   Call: (205) [system] char_type('D', 'white')
   Fail: (205) [system] char_type('D', 'white')
   Call: (205) [system] char_type('D', end_of_line)
   Fail: (205) [system] char_type('D', end_of_line)
   Call: (205) [system] char_type('D', space)
   Fail: (205) [system] char_type('D', space)
   Call: (205) [system] char_type('D', cntrl)
   Fail: (205) [system] char_type('D', cntrl)
^  Fail: (204) [user] is_like_space('D')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] get_char((0x55fbb4538270), _964714)
   Exit: (203) [system] get_char((0x55fbb4538270), 'D')
   Call: (203) [system] 'D'='('
   Fail: (203) [system] 'D'='('
   Call: (203) [system] 'D'='['
   Fail: (203) [system] 'D'='['
   Call: (203) [system] 'D'='{'
   Fail: (203) [system] 'D'='{'
   Call: (203) [system] 'D'='"'
   Fail: (203) [system] 'D'='"'
   Call: (203) [system] 'D'=!
   Fail: (203) [system] 'D'=!
   Call: (203) [system] 'D'='\''
   Fail: (203) [system] 'D'='\''
   Call: (203) [system] 'D'='`'
   Fail: (203) [system] 'D'='`'
   Call: (203) [system] 'D'=end_of_file
   Fail: (203) [system] 'D'=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55fbb4538270), 'D', _946846)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _982356)
   Call: (205) [system] peek_char((0x55fbb4538270), _983290)
   Exit: (205) [system] peek_char((0x55fbb4538270), ')')
^  Call: (205) [user] is_delimiter(')')
   Call: (206) [system] char_type(')', space)
   Fail: (206) [system] char_type(')', space)
   Call: (206) [system] arg(_988010, v('(', ')', end_of_file), ')')
   Exit: (206) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (205) [user] is_delimiter(')')
   Call: (205) [system] _982356=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (204) [user] classify_and_convert_charseq(['D'], _946846)
^  Call: (205) [user] classify_and_convert_charseq_(['D'], _994446)
^  Call: (207) [system] setup_call_cleanup('$notrace'(_995398, _995400), once(user:catch(read_from_chars(['D'], _994446), _995380, fail)), '$restore_trace'(_995398, _995400))
^  Call: (208) [system] sig_atomic(system:'$notrace'(_995398, _995400))
^  Exit: (207) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _994446), _995380, fail)), system:'$restore_trace'(3, -1))
   Call: (206) [system] atomic(_994446)
   Fail: (206) [system] atomic(_994446)
   Call: (206) [system] atom_chars(_994446, ['D'])
   Exit: (206) [system] atom_chars('D', ['D'])
^  Exit: (205) [user] classify_and_convert_charseq_(['D'], 'D')
   Call: (205) [system] integer('D')
   Fail: (205) [system] integer('D')
   Call: (205) [system] _946846='D'
   Exit: (205) [system] 'D'='D'
^  Exit: (204) [user] classify_and_convert_charseq(['D'], 'D')
^  Exit: (203) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'D')
^  Exit: (202) [user] cont_sexpr(')', (0x55fbb4538270), 'D')
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _1009396)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1011254)
   Exit: (204) [system] peek_char((0x55fbb4538270), ')')
   Call: (204) [system] ')'=(;)
   Fail: (204) [system] ')'=(;)
   Call: (204) [system] ')'=(/)
   Fail: (204) [system] ')'=(/)
^  Call: (204) [user] is_like_space(')')
   Call: (205) [system] char_type(')', 'white')
   Fail: (205) [system] char_type(')', 'white')
   Call: (205) [system] char_type(')', end_of_line)
   Fail: (205) [system] char_type(')', end_of_line)
   Call: (205) [system] char_type(')', space)
   Fail: (205) [system] char_type(')', space)
   Call: (205) [system] char_type(')', cntrl)
   Fail: (205) [system] char_type(')', cntrl)
^  Fail: (204) [user] is_like_space(')')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1027264)
   Exit: (203) [system] peek_char((0x55fbb4538270), ')')
   Call: (203) [system] ')'=')'
   Exit: (203) [system] ')'=')'
   Call: (203) [system] get_char((0x55fbb4538270), _1031054)
   Exit: (203) [system] get_char((0x55fbb4538270), ')')
   Call: (203) [system] _1009396=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), [])
   Call: (202) [system] _910186=['D']
   Exit: (202) [system] ['D']=['D']
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), ['D'])
   Call: (201) [system] _812848=['C', 'D']
   Exit: (201) [system] ['C', 'D']=['C', 'D']
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), ['C', 'D'])
   Call: (200) [system] _623502=['OrLink', 'C', 'D']
   Exit: (200) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _1044936)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1046794)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _1056388)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1059092)
   Exit: (201) [system] peek_char((0x55fbb4538270), 'E')
   Call: (201) [system] 'E'=(;)
   Fail: (201) [system] 'E'=(;)
   Call: (201) [system] 'E'=(/)
   Fail: (201) [system] 'E'=(/)
^  Call: (201) [user] is_like_space('E')
   Call: (202) [system] char_type('E', 'white')
   Fail: (202) [system] char_type('E', 'white')
   Call: (202) [system] char_type('E', end_of_line)
   Fail: (202) [system] char_type('E', end_of_line)
   Call: (202) [system] char_type('E', space)
   Fail: (202) [system] char_type('E', space)
   Call: (202) [system] char_type('E', cntrl)
   Fail: (202) [system] char_type('E', cntrl)
^  Fail: (201) [user] is_like_space('E')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1076026)
   Exit: (199) [system] peek_char((0x55fbb4538270), 'E')
   Call: (199) [system] 'E'=')'
   Fail: (199) [system] 'E'=')'
   Call: (199) [system] 'E'=end_of_file
   Fail: (199) [system] 'E'=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _1081596)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1083454)
   Exit: (201) [system] peek_char((0x55fbb4538270), 'E')
   Call: (201) [system] 'E'=(;)
   Fail: (201) [system] 'E'=(;)
   Call: (201) [system] 'E'=(/)
   Fail: (201) [system] 'E'=(/)
^  Call: (201) [user] is_like_space('E')
   Call: (202) [system] char_type('E', 'white')
   Fail: (202) [system] char_type('E', 'white')
   Call: (202) [system] char_type('E', end_of_line)
   Fail: (202) [system] char_type('E', end_of_line)
   Call: (202) [system] char_type('E', space)
   Fail: (202) [system] char_type('E', space)
   Call: (202) [system] char_type('E', cntrl)
   Fail: (202) [system] char_type('E', cntrl)
^  Fail: (201) [user] is_like_space('E')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _1099464)
   Exit: (200) [system] get_char((0x55fbb4538270), 'E')
   Call: (200) [system] 'E'='('
   Fail: (200) [system] 'E'='('
   Call: (200) [system] 'E'='['
   Fail: (200) [system] 'E'='['
   Call: (200) [system] 'E'='{'
   Fail: (200) [system] 'E'='{'
   Call: (200) [system] 'E'='"'
   Fail: (200) [system] 'E'='"'
   Call: (200) [system] 'E'=!
   Fail: (200) [system] 'E'=!
   Call: (200) [system] 'E'='\''
   Fail: (200) [system] 'E'='\''
   Call: (200) [system] 'E'='`'
   Fail: (200) [system] 'E'='`'
   Call: (200) [system] 'E'=end_of_file
   Fail: (200) [system] 'E'=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55fbb4538270), 'E', _1081596)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1117106)
   Call: (202) [system] peek_char((0x55fbb4538270), _1118040)
   Exit: (202) [system] peek_char((0x55fbb4538270), ')')
^  Call: (202) [user] is_delimiter(')')
   Call: (203) [system] char_type(')', space)
   Fail: (203) [system] char_type(')', space)
   Call: (203) [system] arg(_1122760, v('(', ')', end_of_file), ')')
   Exit: (203) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (202) [user] is_delimiter(')')
   Call: (202) [system] _1117106=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (201) [user] classify_and_convert_charseq(['E'], _1081596)
^  Call: (202) [user] classify_and_convert_charseq_(['E'], _1129196)
^  Call: (204) [system] setup_call_cleanup('$notrace'(_1130148, _1130150), once(user:catch(read_from_chars(['E'], _1129196), _1130130, fail)), '$restore_trace'(_1130148, _1130150))
^  Call: (205) [system] sig_atomic(system:'$notrace'(_1130148, _1130150))
^  Exit: (204) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _1129196), _1130130, fail)), system:'$restore_trace'(3, -1))
   Call: (203) [system] atomic(_1129196)
   Fail: (203) [system] atomic(_1129196)
   Call: (203) [system] atom_chars(_1129196, ['E'])
   Exit: (203) [system] atom_chars('E', ['E'])
^  Exit: (202) [user] classify_and_convert_charseq_(['E'], 'E')
   Call: (202) [system] integer('E')
   Fail: (202) [system] integer('E')
   Call: (202) [system] _1081596='E'
   Exit: (202) [system] 'E'='E'
^  Exit: (201) [user] classify_and_convert_charseq(['E'], 'E')
^  Exit: (200) [user] read_symbolic(')', (0x55fbb4538270), 'E', 'E')
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), 'E')
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _1144146)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1146004)
   Exit: (201) [system] peek_char((0x55fbb4538270), ')')
   Call: (201) [system] ')'=(;)
   Fail: (201) [system] ')'=(;)
   Call: (201) [system] ')'=(/)
   Fail: (201) [system] ')'=(/)
^  Call: (201) [user] is_like_space(')')
   Call: (202) [system] char_type(')', 'white')
   Fail: (202) [system] char_type(')', 'white')
   Call: (202) [system] char_type(')', end_of_line)
   Fail: (202) [system] char_type(')', end_of_line)
   Call: (202) [system] char_type(')', space)
   Fail: (202) [system] char_type(')', space)
   Call: (202) [system] char_type(')', cntrl)
   Fail: (202) [system] char_type(')', cntrl)
^  Fail: (201) [user] is_like_space(')')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1162014)
   Exit: (200) [system] peek_char((0x55fbb4538270), ')')
   Call: (200) [system] ')'=')'
   Exit: (200) [system] ')'=')'
   Call: (200) [system] get_char((0x55fbb4538270), _1165804)
   Exit: (200) [system] get_char((0x55fbb4538270), ')')
   Call: (200) [system] _1144146=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [])
   Call: (199) [system] _1044936=['E']
   Exit: (199) [system] ['E']=['E']
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), ['E'])
   Call: (198) [system] _586842=[['OrLink', 'C', 'D'], 'E']
   Exit: (198) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [['OrLink', 'C', 'D'], 'E'])
   Call: (197) [system] _313846=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (197) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _1179686)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1181544)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
   Call: (197) [system] ')'=(/)
   Fail: (197) [system] ')'=(/)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1197554)
   Exit: (196) [system] peek_char((0x55fbb4538270), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55fbb4538270), _1201344)
   Exit: (196) [system] get_char((0x55fbb4538270), ')')
   Call: (196) [system] _1179686=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [])
   Call: (195) [system] _277186=[['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (195) [system] [['Implication', ['OrLink', 'C', 'D'], 'E']]=[['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (194) [system] _148258=[cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (194) [system] [cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]=[cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [cde, ['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (193) [system] _44432=[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (193) [system] [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]=[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (192) [user] read_list(')', (0x55fbb4538270), [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Exit: (191) [user] cont_sexpr(')', (0x55fbb4538270), [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Call: (191) [user] read_list(')', (0x55fbb4538270), _1215226)
^  Call: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1217084)
   Exit: (193) [system] peek_char((0x55fbb4538270), '\n')
   Call: (193) [system] '\n'=(;)
   Fail: (193) [system] '\n'=(;)
   Call: (193) [system] '\n'=(/)
   Fail: (193) [system] '\n'=(/)
^  Call: (193) [user] is_like_space('\n')
   Call: (194) [system] char_type('\n', 'white')
   Fail: (194) [system] char_type('\n', 'white')
   Call: (194) [system] char_type('\n', end_of_line)
   Exit: (194) [system] char_type('\n', end_of_line)
^  Exit: (193) [user] is_like_space('\n')
   Call: (193) [system] get_char((0x55fbb4538270), _1228534)
   Exit: (193) [system] get_char((0x55fbb4538270), '\n')
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1231238)
   Exit: (194) [system] peek_char((0x55fbb4538270), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
   Call: (194) [system] ' '=(/)
   Fail: (194) [system] ' '=(/)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55fbb4538270), _1240832)
   Exit: (194) [system] get_char((0x55fbb4538270), ' ')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1243536)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
   Call: (195) [system] '('=(/)
   Fail: (195) [system] '('=(/)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
^  Exit: (192) [user] skip_spaces((0x55fbb4538270))
   Call: (192) [system] peek_char((0x55fbb4538270), _1261394)
   Exit: (192) [system] peek_char((0x55fbb4538270), '(')
   Call: (192) [system] '('=')'
   Fail: (192) [system] '('=')'
   Call: (192) [system] '('=end_of_file
   Fail: (192) [system] '('=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55fbb4538270), _1266964)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1268822)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
   Call: (194) [system] '('=(/)
   Fail: (194) [system] '('=(/)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] get_char((0x55fbb4538270), _1284832)
   Exit: (193) [system] get_char((0x55fbb4538270), '(')
   Call: (193) [system] '('='('
   Exit: (193) [system] '('='('
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _1266964)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1290402)
   Exit: (195) [system] peek_char((0x55fbb4538270), :)
   Call: (195) [system] (:)=(;)
   Fail: (195) [system] (:)=(;)
   Call: (195) [system] (:)=(/)
   Fail: (195) [system] (:)=(/)
^  Call: (195) [user] is_like_space(:)
   Call: (196) [system] char_type(:, 'white')
   Fail: (196) [system] char_type(:, 'white')
   Call: (196) [system] char_type(:, end_of_line)
   Fail: (196) [system] char_type(:, end_of_line)
   Call: (196) [system] char_type(:, space)
   Fail: (196) [system] char_type(:, space)
   Call: (196) [system] char_type(:, cntrl)
   Fail: (196) [system] char_type(:, cntrl)
^  Fail: (195) [user] is_like_space(:)
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1306412)
   Exit: (194) [system] peek_char((0x55fbb4538270), :)
   Call: (194) [system] (:)=')'
   Fail: (194) [system] (:)=')'
   Call: (194) [system] (:)=end_of_file
   Fail: (194) [system] (:)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _1311982)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1313840)
   Exit: (196) [system] peek_char((0x55fbb4538270), :)
   Call: (196) [system] (:)=(;)
   Fail: (196) [system] (:)=(;)
   Call: (196) [system] (:)=(/)
   Fail: (196) [system] (:)=(/)
^  Call: (196) [user] is_like_space(:)
   Call: (197) [system] char_type(:, 'white')
   Fail: (197) [system] char_type(:, 'white')
   Call: (197) [system] char_type(:, end_of_line)
   Fail: (197) [system] char_type(:, end_of_line)
   Call: (197) [system] char_type(:, space)
   Fail: (197) [system] char_type(:, space)
   Call: (197) [system] char_type(:, cntrl)
   Fail: (197) [system] char_type(:, cntrl)
^  Fail: (196) [user] is_like_space(:)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _1329850)
   Exit: (195) [system] get_char((0x55fbb4538270), :)
   Call: (195) [system] (:)='('
   Fail: (195) [system] (:)='('
   Call: (195) [system] (:)='['
   Fail: (195) [system] (:)='['
   Call: (195) [system] (:)='{'
   Fail: (195) [system] (:)='{'
   Call: (195) [system] (:)='"'
   Fail: (195) [system] (:)='"'
   Call: (195) [system] (:)=!
   Fail: (195) [system] (:)=!
   Call: (195) [system] (:)='\''
   Fail: (195) [system] (:)='\''
   Call: (195) [system] (:)='`'
   Fail: (195) [system] (:)='`'
   Call: (195) [system] (:)=end_of_file
   Fail: (195) [system] (:)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55fbb4538270), :, _1311982)
^  Call: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), _1347492)
   Call: (197) [system] peek_char((0x55fbb4538270), _1348426)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (197) [user] is_delimiter(' ')
   Call: (198) [system] char_type(' ', space)
   Exit: (198) [system] char_type(' ', space)
^  Exit: (197) [user] is_delimiter(' ')
   Call: (197) [system] _1347492=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (196) [user] classify_and_convert_charseq([:], _1311982)
^  Call: (197) [user] classify_and_convert_charseq_([:], _1357710)
^  Call: (199) [system] setup_call_cleanup('$notrace'(_1358662, _1358664), once(user:catch(read_from_chars([:], _1357710), _1358644, fail)), '$restore_trace'(_1358662, _1358664))
^  Call: (200) [system] sig_atomic(system:'$notrace'(_1358662, _1358664))
^  Exit: (199) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1358644, fail)), system:'$restore_trace'(3, -1))
   Call: (198) [system] atomic(:)
   Exit: (198) [system] atomic(:)
^  Exit: (197) [user] classify_and_convert_charseq_([:], :)
   Call: (197) [system] integer(:)
   Fail: (197) [system] integer(:)
   Call: (197) [system] _1311982=(:)
   Exit: (197) [system] (:)=(:)
^  Exit: (196) [user] classify_and_convert_charseq([:], :)
^  Exit: (195) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _1370790)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1372648)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _1382242)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1384946)
   Exit: (197) [system] peek_char((0x55fbb4538270), a)
   Call: (197) [system] a=(;)
   Fail: (197) [system] a=(;)
   Call: (197) [system] a=(/)
   Fail: (197) [system] a=(/)
^  Call: (197) [user] is_like_space(a)
   Call: (198) [system] char_type(a, 'white')
   Fail: (198) [system] char_type(a, 'white')
   Call: (198) [system] char_type(a, end_of_line)
   Fail: (198) [system] char_type(a, end_of_line)
   Call: (198) [system] char_type(a, space)
   Fail: (198) [system] char_type(a, space)
   Call: (198) [system] char_type(a, cntrl)
   Fail: (198) [system] char_type(a, cntrl)
^  Fail: (197) [user] is_like_space(a)
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1401880)
   Exit: (195) [system] peek_char((0x55fbb4538270), a)
   Call: (195) [system] a=')'
   Fail: (195) [system] a=')'
   Call: (195) [system] a=end_of_file
   Fail: (195) [system] a=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _1407450)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1409308)
   Exit: (197) [system] peek_char((0x55fbb4538270), a)
   Call: (197) [system] a=(;)
   Fail: (197) [system] a=(;)
   Call: (197) [system] a=(/)
   Fail: (197) [system] a=(/)
^  Call: (197) [user] is_like_space(a)
   Call: (198) [system] char_type(a, 'white')
   Fail: (198) [system] char_type(a, 'white')
   Call: (198) [system] char_type(a, end_of_line)
   Fail: (198) [system] char_type(a, end_of_line)
   Call: (198) [system] char_type(a, space)
   Fail: (198) [system] char_type(a, space)
   Call: (198) [system] char_type(a, cntrl)
   Fail: (198) [system] char_type(a, cntrl)
^  Fail: (197) [user] is_like_space(a)
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _1425318)
   Exit: (196) [system] get_char((0x55fbb4538270), a)
   Call: (196) [system] a='('
   Fail: (196) [system] a='('
   Call: (196) [system] a='['
   Fail: (196) [system] a='['
   Call: (196) [system] a='{'
   Fail: (196) [system] a='{'
   Call: (196) [system] a='"'
   Fail: (196) [system] a='"'
   Call: (196) [system] a=!
   Fail: (196) [system] a=!
   Call: (196) [system] a='\''
   Fail: (196) [system] a='\''
   Call: (196) [system] a='`'
   Fail: (196) [system] a='`'
   Call: (196) [system] a=end_of_file
   Fail: (196) [system] a=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55fbb4538270), a, _1407450)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _1442960)
   Call: (198) [system] peek_char((0x55fbb4538270), _1443894)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (198) [user] is_delimiter(' ')
   Call: (199) [system] char_type(' ', space)
   Exit: (199) [system] char_type(' ', space)
^  Exit: (198) [user] is_delimiter(' ')
   Call: (198) [system] _1442960=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (197) [user] classify_and_convert_charseq([a], _1407450)
^  Call: (198) [user] classify_and_convert_charseq_([a], _1453178)
^  Call: (200) [system] setup_call_cleanup('$notrace'(_1454130, _1454132), once(user:catch(read_from_chars([a], _1453178), _1454112, fail)), '$restore_trace'(_1454130, _1454132))
^  Call: (201) [system] sig_atomic(system:'$notrace'(_1454130, _1454132))
^  Exit: (200) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1454112, fail)), system:'$restore_trace'(3, -1))
   Call: (199) [system] atomic(a)
   Exit: (199) [system] atomic(a)
^  Exit: (198) [user] classify_and_convert_charseq_([a], a)
   Call: (198) [system] integer(a)
   Fail: (198) [system] integer(a)
   Call: (198) [system] _1407450=a
   Exit: (198) [system] a=a
^  Exit: (197) [user] classify_and_convert_charseq([a], a)
^  Exit: (196) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _1466258)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1468116)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _1477710)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1480414)
   Exit: (198) [system] peek_char((0x55fbb4538270), 'A')
   Call: (198) [system] 'A'=(;)
   Fail: (198) [system] 'A'=(;)
   Call: (198) [system] 'A'=(/)
   Fail: (198) [system] 'A'=(/)
^  Call: (198) [user] is_like_space('A')
   Call: (199) [system] char_type('A', 'white')
   Fail: (199) [system] char_type('A', 'white')
   Call: (199) [system] char_type('A', end_of_line)
   Fail: (199) [system] char_type('A', end_of_line)
   Call: (199) [system] char_type('A', space)
   Fail: (199) [system] char_type('A', space)
   Call: (199) [system] char_type('A', cntrl)
   Fail: (199) [system] char_type('A', cntrl)
^  Fail: (198) [user] is_like_space('A')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1497348)
   Exit: (196) [system] peek_char((0x55fbb4538270), 'A')
   Call: (196) [system] 'A'=')'
   Fail: (196) [system] 'A'=')'
   Call: (196) [system] 'A'=end_of_file
   Fail: (196) [system] 'A'=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55fbb4538270), _1502918)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1504776)
   Exit: (198) [system] peek_char((0x55fbb4538270), 'A')
   Call: (198) [system] 'A'=(;)
   Fail: (198) [system] 'A'=(;)
   Call: (198) [system] 'A'=(/)
   Fail: (198) [system] 'A'=(/)
^  Call: (198) [user] is_like_space('A')
   Call: (199) [system] char_type('A', 'white')
   Fail: (199) [system] char_type('A', 'white')
   Call: (199) [system] char_type('A', end_of_line)
   Fail: (199) [system] char_type('A', end_of_line)
   Call: (199) [system] char_type('A', space)
   Fail: (199) [system] char_type('A', space)
   Call: (199) [system] char_type('A', cntrl)
   Fail: (199) [system] char_type('A', cntrl)
^  Fail: (198) [user] is_like_space('A')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] get_char((0x55fbb4538270), _1520786)
   Exit: (197) [system] get_char((0x55fbb4538270), 'A')
   Call: (197) [system] 'A'='('
   Fail: (197) [system] 'A'='('
   Call: (197) [system] 'A'='['
   Fail: (197) [system] 'A'='['
   Call: (197) [system] 'A'='{'
   Fail: (197) [system] 'A'='{'
   Call: (197) [system] 'A'='"'
   Fail: (197) [system] 'A'='"'
   Call: (197) [system] 'A'=!
   Fail: (197) [system] 'A'=!
   Call: (197) [system] 'A'='\''
   Fail: (197) [system] 'A'='\''
   Call: (197) [system] 'A'='`'
   Fail: (197) [system] 'A'='`'
   Call: (197) [system] 'A'=end_of_file
   Fail: (197) [system] 'A'=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1502918)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _1538428)
   Call: (199) [system] peek_char((0x55fbb4538270), _1539362)
   Exit: (199) [system] peek_char((0x55fbb4538270), ')')
^  Call: (199) [user] is_delimiter(')')
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] arg(_1544082, v('(', ')', end_of_file), ')')
   Exit: (200) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (199) [user] is_delimiter(')')
   Call: (199) [system] _1538428=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (198) [user] classify_and_convert_charseq(['A'], _1502918)
^  Call: (199) [user] classify_and_convert_charseq_(['A'], _1550518)
^  Call: (201) [system] setup_call_cleanup('$notrace'(_1551470, _1551472), once(user:catch(read_from_chars(['A'], _1550518), _1551452, fail)), '$restore_trace'(_1551470, _1551472))
^  Call: (202) [system] sig_atomic(system:'$notrace'(_1551470, _1551472))
^  Exit: (201) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1550518), _1551452, fail)), system:'$restore_trace'(3, -1))
   Call: (200) [system] atomic(_1550518)
   Fail: (200) [system] atomic(_1550518)
   Call: (200) [system] atom_chars(_1550518, ['A'])
   Exit: (200) [system] atom_chars('A', ['A'])
^  Exit: (199) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (199) [system] integer('A')
   Fail: (199) [system] integer('A')
   Call: (199) [system] _1502918='A'
   Exit: (199) [system] 'A'='A'
^  Exit: (198) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (197) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (196) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _1565468)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1567326)
   Exit: (198) [system] peek_char((0x55fbb4538270), ')')
   Call: (198) [system] ')'=(;)
   Fail: (198) [system] ')'=(;)
   Call: (198) [system] ')'=(/)
   Fail: (198) [system] ')'=(/)
^  Call: (198) [user] is_like_space(')')
   Call: (199) [system] char_type(')', 'white')
   Fail: (199) [system] char_type(')', 'white')
   Call: (199) [system] char_type(')', end_of_line)
   Fail: (199) [system] char_type(')', end_of_line)
   Call: (199) [system] char_type(')', space)
   Fail: (199) [system] char_type(')', space)
   Call: (199) [system] char_type(')', cntrl)
   Fail: (199) [system] char_type(')', cntrl)
^  Fail: (198) [user] is_like_space(')')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1583336)
   Exit: (197) [system] peek_char((0x55fbb4538270), ')')
   Call: (197) [system] ')'=')'
   Exit: (197) [system] ')'=')'
   Call: (197) [system] get_char((0x55fbb4538270), _1587126)
   Exit: (197) [system] get_char((0x55fbb4538270), ')')
   Call: (197) [system] _1565468=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [])
   Call: (196) [system] _1466258=['A']
   Exit: (196) [system] ['A']=['A']
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), ['A'])
   Call: (195) [system] _1370790=[a, 'A']
   Exit: (195) [system] [a, 'A']=[a, 'A']
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [a, 'A'])
   Call: (194) [system] _1266964=[:, a, 'A']
   Exit: (194) [system] [:, a, 'A']=[:, a, 'A']
^  Exit: (193) [user] read_list(')', (0x55fbb4538270), [:, a, 'A'])
^  Exit: (192) [user] cont_sexpr(')', (0x55fbb4538270), [:, a, 'A'])
^  Call: (192) [user] read_list(')', (0x55fbb4538270), _1601008)
^  Call: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _1602866)
   Exit: (194) [system] peek_char((0x55fbb4538270), '\n')
   Call: (194) [system] '\n'=(;)
   Fail: (194) [system] '\n'=(;)
   Call: (194) [system] '\n'=(/)
   Fail: (194) [system] '\n'=(/)
^  Call: (194) [user] is_like_space('\n')
   Call: (195) [system] char_type('\n', 'white')
   Fail: (195) [system] char_type('\n', 'white')
   Call: (195) [system] char_type('\n', end_of_line)
   Exit: (195) [system] char_type('\n', end_of_line)
^  Exit: (194) [user] is_like_space('\n')
   Call: (194) [system] get_char((0x55fbb4538270), _1614316)
   Exit: (194) [system] get_char((0x55fbb4538270), '\n')
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1617020)
   Exit: (195) [system] peek_char((0x55fbb4538270), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
   Call: (195) [system] ' '=(/)
   Fail: (195) [system] ' '=(/)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55fbb4538270), _1626614)
   Exit: (195) [system] get_char((0x55fbb4538270), ' ')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1629318)
   Exit: (196) [system] peek_char((0x55fbb4538270), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
   Call: (196) [system] '('=(/)
   Fail: (196) [system] '('=(/)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
^  Exit: (193) [user] skip_spaces((0x55fbb4538270))
   Call: (193) [system] peek_char((0x55fbb4538270), _1647176)
   Exit: (193) [system] peek_char((0x55fbb4538270), '(')
   Call: (193) [system] '('=')'
   Fail: (193) [system] '('=')'
   Call: (193) [system] '('=end_of_file
   Fail: (193) [system] '('=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55fbb4538270), _1652746)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1654604)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
   Call: (195) [system] '('=(/)
   Fail: (195) [system] '('=(/)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] get_char((0x55fbb4538270), _1670614)
   Exit: (194) [system] get_char((0x55fbb4538270), '(')
   Call: (194) [system] '('='('
   Exit: (194) [system] '('='('
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _1652746)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1676184)
   Exit: (196) [system] peek_char((0x55fbb4538270), :)
   Call: (196) [system] (:)=(;)
   Fail: (196) [system] (:)=(;)
   Call: (196) [system] (:)=(/)
   Fail: (196) [system] (:)=(/)
^  Call: (196) [user] is_like_space(:)
   Call: (197) [system] char_type(:, 'white')
   Fail: (197) [system] char_type(:, 'white')
   Call: (197) [system] char_type(:, end_of_line)
   Fail: (197) [system] char_type(:, end_of_line)
   Call: (197) [system] char_type(:, space)
   Fail: (197) [system] char_type(:, space)
   Call: (197) [system] char_type(:, cntrl)
   Fail: (197) [system] char_type(:, cntrl)
^  Fail: (196) [user] is_like_space(:)
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _1692194)
   Exit: (195) [system] peek_char((0x55fbb4538270), :)
   Call: (195) [system] (:)=')'
   Fail: (195) [system] (:)=')'
   Call: (195) [system] (:)=end_of_file
   Fail: (195) [system] (:)=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _1697764)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1699622)
   Exit: (197) [system] peek_char((0x55fbb4538270), :)
   Call: (197) [system] (:)=(;)
   Fail: (197) [system] (:)=(;)
   Call: (197) [system] (:)=(/)
   Fail: (197) [system] (:)=(/)
^  Call: (197) [user] is_like_space(:)
   Call: (198) [system] char_type(:, 'white')
   Fail: (198) [system] char_type(:, 'white')
   Call: (198) [system] char_type(:, end_of_line)
   Fail: (198) [system] char_type(:, end_of_line)
   Call: (198) [system] char_type(:, space)
   Fail: (198) [system] char_type(:, space)
   Call: (198) [system] char_type(:, cntrl)
   Fail: (198) [system] char_type(:, cntrl)
^  Fail: (197) [user] is_like_space(:)
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _1715632)
   Exit: (196) [system] get_char((0x55fbb4538270), :)
   Call: (196) [system] (:)='('
   Fail: (196) [system] (:)='('
   Call: (196) [system] (:)='['
   Fail: (196) [system] (:)='['
   Call: (196) [system] (:)='{'
   Fail: (196) [system] (:)='{'
   Call: (196) [system] (:)='"'
   Fail: (196) [system] (:)='"'
   Call: (196) [system] (:)=!
   Fail: (196) [system] (:)=!
   Call: (196) [system] (:)='\''
   Fail: (196) [system] (:)='\''
   Call: (196) [system] (:)='`'
   Fail: (196) [system] (:)='`'
   Call: (196) [system] (:)=end_of_file
   Fail: (196) [system] (:)=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55fbb4538270), :, _1697764)
^  Call: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), _1733274)
   Call: (198) [system] peek_char((0x55fbb4538270), _1734208)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (198) [user] is_delimiter(' ')
   Call: (199) [system] char_type(' ', space)
   Exit: (199) [system] char_type(' ', space)
^  Exit: (198) [user] is_delimiter(' ')
   Call: (198) [system] _1733274=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (197) [user] classify_and_convert_charseq([:], _1697764)
^  Call: (198) [user] classify_and_convert_charseq_([:], _1743492)
^  Call: (200) [system] setup_call_cleanup('$notrace'(_1744444, _1744446), once(user:catch(read_from_chars([:], _1743492), _1744426, fail)), '$restore_trace'(_1744444, _1744446))
^  Call: (201) [system] sig_atomic(system:'$notrace'(_1744444, _1744446))
^  Exit: (200) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1744426, fail)), system:'$restore_trace'(3, -1))
   Call: (199) [system] atomic(:)
   Exit: (199) [system] atomic(:)
^  Exit: (198) [user] classify_and_convert_charseq_([:], :)
   Call: (198) [system] integer(:)
   Fail: (198) [system] integer(:)
   Call: (198) [system] _1697764=(:)
   Exit: (198) [system] (:)=(:)
^  Exit: (197) [user] classify_and_convert_charseq([:], :)
^  Exit: (196) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _1756572)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1758430)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _1768024)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1770728)
   Exit: (198) [system] peek_char((0x55fbb4538270), '(')
   Call: (198) [system] '('=(;)
   Fail: (198) [system] '('=(;)
   Call: (198) [system] '('=(/)
   Fail: (198) [system] '('=(/)
^  Call: (198) [user] is_like_space('(')
   Call: (199) [system] char_type('(', 'white')
   Fail: (199) [system] char_type('(', 'white')
   Call: (199) [system] char_type('(', end_of_line)
   Fail: (199) [system] char_type('(', end_of_line)
   Call: (199) [system] char_type('(', space)
   Fail: (199) [system] char_type('(', space)
   Call: (199) [system] char_type('(', cntrl)
   Fail: (199) [system] char_type('(', cntrl)
^  Fail: (198) [user] is_like_space('(')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1787662)
   Exit: (196) [system] peek_char((0x55fbb4538270), '(')
   Call: (196) [system] '('=')'
   Fail: (196) [system] '('=')'
   Call: (196) [system] '('=end_of_file
   Fail: (196) [system] '('=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55fbb4538270), _1793232)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1795090)
   Exit: (198) [system] peek_char((0x55fbb4538270), '(')
   Call: (198) [system] '('=(;)
   Fail: (198) [system] '('=(;)
   Call: (198) [system] '('=(/)
   Fail: (198) [system] '('=(/)
^  Call: (198) [user] is_like_space('(')
   Call: (199) [system] char_type('(', 'white')
   Fail: (199) [system] char_type('(', 'white')
   Call: (199) [system] char_type('(', end_of_line)
   Fail: (199) [system] char_type('(', end_of_line)
   Call: (199) [system] char_type('(', space)
   Fail: (199) [system] char_type('(', space)
   Call: (199) [system] char_type('(', cntrl)
   Fail: (199) [system] char_type('(', cntrl)
^  Fail: (198) [user] is_like_space('(')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] get_char((0x55fbb4538270), _1811100)
   Exit: (197) [system] get_char((0x55fbb4538270), '(')
   Call: (197) [system] '('='('
   Exit: (197) [system] '('='('
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _1793232)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1816670)
   Exit: (199) [system] peek_char((0x55fbb4538270), 'D')
   Call: (199) [system] 'D'=(;)
   Fail: (199) [system] 'D'=(;)
   Call: (199) [system] 'D'=(/)
   Fail: (199) [system] 'D'=(/)
^  Call: (199) [user] is_like_space('D')
   Call: (200) [system] char_type('D', 'white')
   Fail: (200) [system] char_type('D', 'white')
   Call: (200) [system] char_type('D', end_of_line)
   Fail: (200) [system] char_type('D', end_of_line)
   Call: (200) [system] char_type('D', space)
   Fail: (200) [system] char_type('D', space)
   Call: (200) [system] char_type('D', cntrl)
   Fail: (200) [system] char_type('D', cntrl)
^  Fail: (199) [user] is_like_space('D')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1832680)
   Exit: (198) [system] peek_char((0x55fbb4538270), 'D')
   Call: (198) [system] 'D'=')'
   Fail: (198) [system] 'D'=')'
   Call: (198) [system] 'D'=end_of_file
   Fail: (198) [system] 'D'=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _1838250)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1840108)
   Exit: (200) [system] peek_char((0x55fbb4538270), 'D')
   Call: (200) [system] 'D'=(;)
   Fail: (200) [system] 'D'=(;)
   Call: (200) [system] 'D'=(/)
   Fail: (200) [system] 'D'=(/)
^  Call: (200) [user] is_like_space('D')
   Call: (201) [system] char_type('D', 'white')
   Fail: (201) [system] char_type('D', 'white')
   Call: (201) [system] char_type('D', end_of_line)
   Fail: (201) [system] char_type('D', end_of_line)
   Call: (201) [system] char_type('D', space)
   Fail: (201) [system] char_type('D', space)
   Call: (201) [system] char_type('D', cntrl)
   Fail: (201) [system] char_type('D', cntrl)
^  Fail: (200) [user] is_like_space('D')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _1856118)
   Exit: (199) [system] get_char((0x55fbb4538270), 'D')
   Call: (199) [system] 'D'='('
   Fail: (199) [system] 'D'='('
   Call: (199) [system] 'D'='['
   Fail: (199) [system] 'D'='['
   Call: (199) [system] 'D'='{'
   Fail: (199) [system] 'D'='{'
   Call: (199) [system] 'D'='"'
   Fail: (199) [system] 'D'='"'
   Call: (199) [system] 'D'=!
   Fail: (199) [system] 'D'=!
   Call: (199) [system] 'D'='\''
   Fail: (199) [system] 'D'='\''
   Call: (199) [system] 'D'='`'
   Fail: (199) [system] 'D'='`'
   Call: (199) [system] 'D'=end_of_file
   Fail: (199) [system] 'D'=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55fbb4538270), 'D', _1838250)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _1873760)
   Call: (201) [system] peek_char((0x55fbb4538270), _1874694)
   Exit: (201) [system] peek_char((0x55fbb4538270), i)
^  Call: (201) [user] is_delimiter(i)
   Call: (202) [system] char_type(i, space)
   Fail: (202) [system] char_type(i, space)
   Call: (202) [system] arg(_1879414, v('(', ')', end_of_file), i)
   Fail: (202) [system] arg(_1880346, v('(', ')', end_of_file), i)
^  Fail: (201) [user] is_delimiter(i)
   Call: (201) [system] ')'==i
   Fail: (201) [system] ')'==i
   Call: (201) [system] get_char((0x55fbb4538270), i)
   Exit: (201) [system] get_char((0x55fbb4538270), i)
   Call: (201) [system] i=(\)
   Fail: (201) [system] i=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1887696)
   Call: (202) [system] peek_char((0x55fbb4538270), _1888630)
   Exit: (202) [system] peek_char((0x55fbb4538270), s)
^  Call: (202) [user] is_delimiter(s)
   Call: (203) [system] char_type(s, space)
   Fail: (203) [system] char_type(s, space)
   Call: (203) [system] arg(_1893350, v('(', ')', end_of_file), s)
   Fail: (203) [system] arg(_1894282, v('(', ')', end_of_file), s)
^  Fail: (202) [user] is_delimiter(s)
   Call: (202) [system] ')'==s
   Fail: (202) [system] ')'==s
   Call: (202) [system] get_char((0x55fbb4538270), s)
   Exit: (202) [system] get_char((0x55fbb4538270), s)
   Call: (202) [system] s=(\)
   Fail: (202) [system] s=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1901632)
   Call: (203) [system] peek_char((0x55fbb4538270), _1902566)
   Exit: (203) [system] peek_char((0x55fbb4538270), j)
^  Call: (203) [user] is_delimiter(j)
   Call: (204) [system] char_type(j, space)
   Fail: (204) [system] char_type(j, space)
   Call: (204) [system] arg(_1907286, v('(', ')', end_of_file), j)
   Fail: (204) [system] arg(_1908218, v('(', ')', end_of_file), j)
^  Fail: (203) [user] is_delimiter(j)
   Call: (203) [system] ')'==j
   Fail: (203) [system] ')'==j
   Call: (203) [system] get_char((0x55fbb4538270), j)
   Exit: (203) [system] get_char((0x55fbb4538270), j)
   Call: (203) [system] j=(\)
   Fail: (203) [system] j=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1915568)
   Call: (204) [system] peek_char((0x55fbb4538270), _1916502)
   Exit: (204) [system] peek_char((0x55fbb4538270), u)
^  Call: (204) [user] is_delimiter(u)
   Call: (205) [system] char_type(u, space)
   Fail: (205) [system] char_type(u, space)
   Call: (205) [system] arg(_1921222, v('(', ')', end_of_file), u)
   Fail: (205) [system] arg(_1922154, v('(', ')', end_of_file), u)
^  Fail: (204) [user] is_delimiter(u)
   Call: (204) [system] ')'==u
   Fail: (204) [system] ')'==u
   Call: (204) [system] get_char((0x55fbb4538270), u)
   Exit: (204) [system] get_char((0x55fbb4538270), u)
   Call: (204) [system] u=(\)
   Fail: (204) [system] u=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1929504)
   Call: (205) [system] peek_char((0x55fbb4538270), _1930438)
   Exit: (205) [system] peek_char((0x55fbb4538270), n)
^  Call: (205) [user] is_delimiter(n)
   Call: (206) [system] char_type(n, space)
   Fail: (206) [system] char_type(n, space)
   Call: (206) [system] arg(_1935158, v('(', ')', end_of_file), n)
   Fail: (206) [system] arg(_1936090, v('(', ')', end_of_file), n)
^  Fail: (205) [user] is_delimiter(n)
   Call: (205) [system] ')'==n
   Fail: (205) [system] ')'==n
   Call: (205) [system] get_char((0x55fbb4538270), n)
   Exit: (205) [system] get_char((0x55fbb4538270), n)
   Call: (205) [system] n=(\)
   Fail: (205) [system] n=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1943440)
   Call: (206) [system] peek_char((0x55fbb4538270), _1944374)
   Exit: (206) [system] peek_char((0x55fbb4538270), c)
^  Call: (206) [user] is_delimiter(c)
   Call: (207) [system] char_type(c, space)
   Fail: (207) [system] char_type(c, space)
   Call: (207) [system] arg(_1949094, v('(', ')', end_of_file), c)
   Fail: (207) [system] arg(_1950026, v('(', ')', end_of_file), c)
^  Fail: (206) [user] is_delimiter(c)
   Call: (206) [system] ')'==c
   Fail: (206) [system] ')'==c
   Call: (206) [system] get_char((0x55fbb4538270), c)
   Exit: (206) [system] get_char((0x55fbb4538270), c)
   Call: (206) [system] c=(\)
   Fail: (206) [system] c=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1957376)
   Call: (207) [system] peek_char((0x55fbb4538270), _1958310)
   Exit: (207) [system] peek_char((0x55fbb4538270), t)
^  Call: (207) [user] is_delimiter(t)
   Call: (208) [system] char_type(t, space)
   Fail: (208) [system] char_type(t, space)
   Call: (208) [system] arg(_1963030, v('(', ')', end_of_file), t)
   Fail: (208) [system] arg(_1963962, v('(', ')', end_of_file), t)
^  Fail: (207) [user] is_delimiter(t)
   Call: (207) [system] ')'==t
   Fail: (207) [system] ')'==t
   Call: (207) [system] get_char((0x55fbb4538270), t)
   Exit: (207) [system] get_char((0x55fbb4538270), t)
   Call: (207) [system] t=(\)
   Fail: (207) [system] t=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1971312)
   Call: (208) [system] peek_char((0x55fbb4538270), _1972246)
   Exit: (208) [system] peek_char((0x55fbb4538270), i)
^  Call: (208) [user] is_delimiter(i)
   Call: (209) [system] char_type(i, space)
   Fail: (209) [system] char_type(i, space)
   Call: (209) [system] arg(_1976966, v('(', ')', end_of_file), i)
   Fail: (209) [system] arg(_1977898, v('(', ')', end_of_file), i)
^  Fail: (208) [user] is_delimiter(i)
   Call: (208) [system] ')'==i
   Fail: (208) [system] ')'==i
   Call: (208) [system] get_char((0x55fbb4538270), i)
   Exit: (208) [system] get_char((0x55fbb4538270), i)
   Call: (208) [system] i=(\)
   Fail: (208) [system] i=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1985248)
   Call: (209) [system] peek_char((0x55fbb4538270), _1986182)
   Exit: (209) [system] peek_char((0x55fbb4538270), o)
^  Call: (209) [user] is_delimiter(o)
   Call: (210) [system] char_type(o, space)
   Fail: (210) [system] char_type(o, space)
   Call: (210) [system] arg(_1990902, v('(', ')', end_of_file), o)
   Fail: (210) [system] arg(_1991834, v('(', ')', end_of_file), o)
^  Fail: (209) [user] is_delimiter(o)
   Call: (209) [system] ')'==o
   Fail: (209) [system] ')'==o
   Call: (209) [system] get_char((0x55fbb4538270), o)
   Exit: (209) [system] get_char((0x55fbb4538270), o)
   Call: (209) [system] o=(\)
   Fail: (209) [system] o=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1999184)
   Call: (210) [system] peek_char((0x55fbb4538270), _2000118)
   Exit: (210) [system] peek_char((0x55fbb4538270), n)
^  Call: (210) [user] is_delimiter(n)
   Call: (211) [system] char_type(n, space)
   Fail: (211) [system] char_type(n, space)
   Call: (211) [system] arg(_2004838, v('(', ')', end_of_file), n)
   Fail: (211) [system] arg(_2005770, v('(', ')', end_of_file), n)
^  Fail: (210) [user] is_delimiter(n)
   Call: (210) [system] ')'==n
   Fail: (210) [system] ')'==n
   Call: (210) [system] get_char((0x55fbb4538270), n)
   Exit: (210) [system] get_char((0x55fbb4538270), n)
   Call: (210) [system] n=(\)
   Fail: (210) [system] n=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _2013120)
   Call: (211) [system] peek_char((0x55fbb4538270), _2014054)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (211) [user] is_delimiter('I')
   Call: (212) [system] char_type('I', space)
   Fail: (212) [system] char_type('I', space)
   Call: (212) [system] arg(_2018774, v('(', ')', end_of_file), 'I')
   Fail: (212) [system] arg(_2019706, v('(', ')', end_of_file), 'I')
^  Fail: (211) [user] is_delimiter('I')
   Call: (211) [system] ')'=='I'
   Fail: (211) [system] ')'=='I'
   Call: (211) [system] get_char((0x55fbb4538270), 'I')
   Exit: (211) [system] get_char((0x55fbb4538270), 'I')
   Call: (211) [system] 'I'=(\)
   Fail: (211) [system] 'I'=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _2027056)
   Call: (212) [system] peek_char((0x55fbb4538270), _2027990)
   Exit: (212) [system] peek_char((0x55fbb4538270), n)
^  Call: (212) [user] is_delimiter(n)
   Call: (213) [system] char_type(n, space)
   Fail: (213) [system] char_type(n, space)
   Call: (213) [system] arg(_2032710, v('(', ')', end_of_file), n)
   Fail: (213) [system] arg(_2033642, v('(', ')', end_of_file), n)
^  Fail: (212) [user] is_delimiter(n)
   Call: (212) [system] ')'==n
   Fail: (212) [system] ')'==n
   Call: (212) [system] get_char((0x55fbb4538270), n)
   Exit: (212) [system] get_char((0x55fbb4538270), n)
   Call: (212) [system] n=(\)
   Fail: (212) [system] n=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _2040992)
   Call: (213) [system] peek_char((0x55fbb4538270), _2041926)
   Exit: (213) [system] peek_char((0x55fbb4538270), t)
^  Call: (213) [user] is_delimiter(t)
   Call: (214) [system] char_type(t, space)
   Fail: (214) [system] char_type(t, space)
   Call: (214) [system] arg(_2046646, v('(', ')', end_of_file), t)
   Fail: (214) [system] arg(_2047578, v('(', ')', end_of_file), t)
^  Fail: (213) [user] is_delimiter(t)
   Call: (213) [system] ')'==t
   Fail: (213) [system] ')'==t
   Call: (213) [system] get_char((0x55fbb4538270), t)
   Exit: (213) [system] get_char((0x55fbb4538270), t)
   Call: (213) [system] t=(\)
   Fail: (213) [system] t=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _2054928)
   Call: (214) [system] peek_char((0x55fbb4538270), _2055862)
   Exit: (214) [system] peek_char((0x55fbb4538270), r)
^  Call: (214) [user] is_delimiter(r)
   Call: (215) [system] char_type(r, space)
   Fail: (215) [system] char_type(r, space)
   Call: (215) [system] arg(_2060582, v('(', ')', end_of_file), r)
   Fail: (215) [system] arg(_2061514, v('(', ')', end_of_file), r)
^  Fail: (214) [user] is_delimiter(r)
   Call: (214) [system] ')'==r
   Fail: (214) [system] ')'==r
   Call: (214) [system] get_char((0x55fbb4538270), r)
   Exit: (214) [system] get_char((0x55fbb4538270), r)
   Call: (214) [system] r=(\)
   Fail: (214) [system] r=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _2068864)
   Call: (215) [system] peek_char((0x55fbb4538270), _2069798)
   Exit: (215) [system] peek_char((0x55fbb4538270), o)
^  Call: (215) [user] is_delimiter(o)
   Call: (216) [system] char_type(o, space)
   Fail: (216) [system] char_type(o, space)
   Call: (216) [system] arg(_2074518, v('(', ')', end_of_file), o)
   Fail: (216) [system] arg(_2075450, v('(', ')', end_of_file), o)
^  Fail: (215) [user] is_delimiter(o)
   Call: (215) [system] ')'==o
   Fail: (215) [system] ')'==o
   Call: (215) [system] get_char((0x55fbb4538270), o)
   Exit: (215) [system] get_char((0x55fbb4538270), o)
   Call: (215) [system] o=(\)
   Fail: (215) [system] o=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _2082800)
   Call: (216) [system] peek_char((0x55fbb4538270), _2083734)
   Exit: (216) [system] peek_char((0x55fbb4538270), d)
^  Call: (216) [user] is_delimiter(d)
   Call: (217) [system] char_type(d, space)
   Fail: (217) [system] char_type(d, space)
   Call: (217) [system] arg(_2088454, v('(', ')', end_of_file), d)
   Fail: (217) [system] arg(_2089386, v('(', ')', end_of_file), d)
^  Fail: (216) [user] is_delimiter(d)
   Call: (216) [system] ')'==d
   Fail: (216) [system] ')'==d
   Call: (216) [system] get_char((0x55fbb4538270), d)
   Exit: (216) [system] get_char((0x55fbb4538270), d)
   Call: (216) [system] d=(\)
   Fail: (216) [system] d=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _3720)
   Call: (217) [system] peek_char((0x55fbb4538270), _4520)
   Exit: (217) [system] peek_char((0x55fbb4538270), u)
^  Call: (217) [user] is_delimiter(u)
   Call: (218) [system] char_type(u, space)
   Fail: (218) [system] char_type(u, space)
   Call: (218) [system] arg(_9240, v('(', ')', end_of_file), u)
   Fail: (218) [system] arg(_10172, v('(', ')', end_of_file), u)
^  Fail: (217) [user] is_delimiter(u)
   Call: (217) [system] ')'==u
   Fail: (217) [system] ')'==u
   Call: (217) [system] get_char((0x55fbb4538270), u)
   Exit: (217) [system] get_char((0x55fbb4538270), u)
   Call: (217) [system] u=(\)
   Fail: (217) [system] u=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _17522)
   Call: (218) [system] peek_char((0x55fbb4538270), _18456)
   Exit: (218) [system] peek_char((0x55fbb4538270), c)
^  Call: (218) [user] is_delimiter(c)
   Call: (219) [system] char_type(c, space)
   Fail: (219) [system] char_type(c, space)
   Call: (219) [system] arg(_23176, v('(', ')', end_of_file), c)
   Fail: (219) [system] arg(_24108, v('(', ')', end_of_file), c)
^  Fail: (218) [user] is_delimiter(c)
   Call: (218) [system] ')'==c
   Fail: (218) [system] ')'==c
   Call: (218) [system] get_char((0x55fbb4538270), c)
   Exit: (218) [system] get_char((0x55fbb4538270), c)
   Call: (218) [system] c=(\)
   Fail: (218) [system] c=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _31458)
   Call: (219) [system] peek_char((0x55fbb4538270), _32392)
   Exit: (219) [system] peek_char((0x55fbb4538270), t)
^  Call: (219) [user] is_delimiter(t)
   Call: (220) [system] char_type(t, space)
   Fail: (220) [system] char_type(t, space)
   Call: (220) [system] arg(_37112, v('(', ')', end_of_file), t)
   Fail: (220) [system] arg(_38044, v('(', ')', end_of_file), t)
^  Fail: (219) [user] is_delimiter(t)
   Call: (219) [system] ')'==t
   Fail: (219) [system] ')'==t
   Call: (219) [system] get_char((0x55fbb4538270), t)
   Exit: (219) [system] get_char((0x55fbb4538270), t)
   Call: (219) [system] t=(\)
   Fail: (219) [system] t=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _45394)
   Call: (220) [system] peek_char((0x55fbb4538270), _46328)
   Exit: (220) [system] peek_char((0x55fbb4538270), i)
^  Call: (220) [user] is_delimiter(i)
   Call: (221) [system] char_type(i, space)
   Fail: (221) [system] char_type(i, space)
   Call: (221) [system] arg(_51048, v('(', ')', end_of_file), i)
   Fail: (221) [system] arg(_51980, v('(', ')', end_of_file), i)
^  Fail: (220) [user] is_delimiter(i)
   Call: (220) [system] ')'==i
   Fail: (220) [system] ')'==i
   Call: (220) [system] get_char((0x55fbb4538270), i)
   Exit: (220) [system] get_char((0x55fbb4538270), i)
   Call: (220) [system] i=(\)
   Fail: (220) [system] i=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _59330)
   Call: (221) [system] peek_char((0x55fbb4538270), _60264)
   Exit: (221) [system] peek_char((0x55fbb4538270), o)
^  Call: (221) [user] is_delimiter(o)
   Call: (222) [system] char_type(o, space)
   Fail: (222) [system] char_type(o, space)
   Call: (222) [system] arg(_64984, v('(', ')', end_of_file), o)
   Fail: (222) [system] arg(_65916, v('(', ')', end_of_file), o)
^  Fail: (221) [user] is_delimiter(o)
   Call: (221) [system] ')'==o
   Fail: (221) [system] ')'==o
   Call: (221) [system] get_char((0x55fbb4538270), o)
   Exit: (221) [system] get_char((0x55fbb4538270), o)
   Call: (221) [system] o=(\)
   Fail: (221) [system] o=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _73266)
   Call: (222) [system] peek_char((0x55fbb4538270), _74200)
   Exit: (222) [system] peek_char((0x55fbb4538270), n)
^  Call: (222) [user] is_delimiter(n)
   Call: (223) [system] char_type(n, space)
   Fail: (223) [system] char_type(n, space)
   Call: (223) [system] arg(_78920, v('(', ')', end_of_file), n)
   Fail: (223) [system] arg(_79852, v('(', ')', end_of_file), n)
^  Fail: (222) [user] is_delimiter(n)
   Call: (222) [system] ')'==n
   Fail: (222) [system] ')'==n
   Call: (222) [system] get_char((0x55fbb4538270), n)
   Exit: (222) [system] get_char((0x55fbb4538270), n)
   Call: (222) [system] n=(\)
   Fail: (222) [system] n=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _87202)
   Call: (223) [system] peek_char((0x55fbb4538270), _88136)
   Exit: (223) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (223) [user] is_delimiter(' ')
   Call: (224) [system] char_type(' ', space)
   Exit: (224) [system] char_type(' ', space)
^  Exit: (223) [user] is_delimiter(' ')
   Call: (223) [system] _87202=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (222) [system] _73266=[n]
   Exit: (222) [system] [n]=[n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (221) [system] _59330=[o, n]
   Exit: (221) [system] [o, n]=[o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (220) [system] _45394=[i, o, n]
   Exit: (220) [system] [i, o, n]=[i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (219) [system] _31458=[t, i, o, n]
   Exit: (219) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (218) [system] _17522=[c, t, i, o, n]
   Exit: (218) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (217) [system] _3720=[u, c, t, i, o, n]
   Exit: (217) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (216) [system] _3714=[d, u, c, t, i, o, n]
   Exit: (216) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (215) [system] _3710=[o, d, u, c, t, i, o, n]
   Exit: (215) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (214) [system] _3706=[r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _3702=[t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (212) [system] _3698=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (212) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (211) [system] _3694=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (211) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (210) [system] _3690=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (210) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (209) [system] _3686=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (209) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (208) [system] _3682=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (208) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (207) [system] _3678=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (207) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (206) [system] _3674=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (206) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (205) [system] _3670=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (205) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (204) [system] _3666=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (204) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (203) [system] _3662=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (203) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (202) [system] _3658=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (202) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (201) [system] _3654=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (201) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (200) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _3650)
^  Call: (201) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _158888)
^  Call: (203) [system] setup_call_cleanup('$notrace'(_159840, _159842), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _158888), _159822, fail)), '$restore_trace'(_159840, _159842))
^  Call: (204) [system] sig_atomic(system:'$notrace'(_159840, _159842))
^  Exit: (203) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _158888), _159822, fail)), system:'$restore_trace'(3, -1))
   Call: (202) [system] atomic(_158888)
   Fail: (202) [system] atomic(_158888)
   Call: (202) [system] atom_chars(_158888, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (202) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (201) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
   Call: (201) [system] integer('DisjunctionIntroduction')
   Fail: (201) [system] integer('DisjunctionIntroduction')
   Call: (201) [system] _3650='DisjunctionIntroduction'
   Exit: (201) [system] 'DisjunctionIntroduction'='DisjunctionIntroduction'
^  Exit: (200) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (199) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'DisjunctionIntroduction')
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), 'DisjunctionIntroduction')
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _173838)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _175696)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _185290)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _187994)
   Exit: (201) [system] peek_char((0x55fbb4538270), a)
   Call: (201) [system] a=(;)
   Fail: (201) [system] a=(;)
   Call: (201) [system] a=(/)
   Fail: (201) [system] a=(/)
^  Call: (201) [user] is_like_space(a)
   Call: (202) [system] char_type(a, 'white')
   Fail: (202) [system] char_type(a, 'white')
   Call: (202) [system] char_type(a, end_of_line)
   Fail: (202) [system] char_type(a, end_of_line)
   Call: (202) [system] char_type(a, space)
   Fail: (202) [system] char_type(a, space)
   Call: (202) [system] char_type(a, cntrl)
   Fail: (202) [system] char_type(a, cntrl)
^  Fail: (201) [user] is_like_space(a)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _204928)
   Exit: (199) [system] peek_char((0x55fbb4538270), a)
   Call: (199) [system] a=')'
   Fail: (199) [system] a=')'
   Call: (199) [system] a=end_of_file
   Fail: (199) [system] a=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _210498)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _212356)
   Exit: (201) [system] peek_char((0x55fbb4538270), a)
   Call: (201) [system] a=(;)
   Fail: (201) [system] a=(;)
   Call: (201) [system] a=(/)
   Fail: (201) [system] a=(/)
^  Call: (201) [user] is_like_space(a)
   Call: (202) [system] char_type(a, 'white')
   Fail: (202) [system] char_type(a, 'white')
   Call: (202) [system] char_type(a, end_of_line)
   Fail: (202) [system] char_type(a, end_of_line)
   Call: (202) [system] char_type(a, space)
   Fail: (202) [system] char_type(a, space)
   Call: (202) [system] char_type(a, cntrl)
   Fail: (202) [system] char_type(a, cntrl)
^  Fail: (201) [user] is_like_space(a)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _228366)
   Exit: (200) [system] get_char((0x55fbb4538270), a)
   Call: (200) [system] a='('
   Fail: (200) [system] a='('
   Call: (200) [system] a='['
   Fail: (200) [system] a='['
   Call: (200) [system] a='{'
   Fail: (200) [system] a='{'
   Call: (200) [system] a='"'
   Fail: (200) [system] a='"'
   Call: (200) [system] a=!
   Fail: (200) [system] a=!
   Call: (200) [system] a='\''
   Fail: (200) [system] a='\''
   Call: (200) [system] a='`'
   Fail: (200) [system] a='`'
   Call: (200) [system] a=end_of_file
   Fail: (200) [system] a=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55fbb4538270), a, _210498)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _246008)
   Call: (202) [system] peek_char((0x55fbb4538270), _246942)
   Exit: (202) [system] peek_char((0x55fbb4538270), b)
^  Call: (202) [user] is_delimiter(b)
   Call: (203) [system] char_type(b, space)
   Fail: (203) [system] char_type(b, space)
   Call: (203) [system] arg(_251662, v('(', ')', end_of_file), b)
   Fail: (203) [system] arg(_252594, v('(', ')', end_of_file), b)
^  Fail: (202) [user] is_delimiter(b)
   Call: (202) [system] ')'==b
   Fail: (202) [system] ')'==b
   Call: (202) [system] get_char((0x55fbb4538270), b)
   Exit: (202) [system] get_char((0x55fbb4538270), b)
   Call: (202) [system] b=(\)
   Fail: (202) [system] b=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _259944)
   Call: (203) [system] peek_char((0x55fbb4538270), _260878)
   Exit: (203) [system] peek_char((0x55fbb4538270), c)
^  Call: (203) [user] is_delimiter(c)
   Call: (204) [system] char_type(c, space)
   Fail: (204) [system] char_type(c, space)
   Call: (204) [system] arg(_265598, v('(', ')', end_of_file), c)
   Fail: (204) [system] arg(_266530, v('(', ')', end_of_file), c)
^  Fail: (203) [user] is_delimiter(c)
   Call: (203) [system] ')'==c
   Fail: (203) [system] ')'==c
   Call: (203) [system] get_char((0x55fbb4538270), c)
   Exit: (203) [system] get_char((0x55fbb4538270), c)
   Call: (203) [system] c=(\)
   Fail: (203) [system] c=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _273880)
   Call: (204) [system] peek_char((0x55fbb4538270), _274814)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (204) [user] is_delimiter(' ')
   Call: (205) [system] char_type(' ', space)
   Exit: (205) [system] char_type(' ', space)
^  Exit: (204) [user] is_delimiter(' ')
   Call: (204) [system] _273880=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (203) [system] _259944=[c]
   Exit: (203) [system] [c]=[c]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [c])
   Call: (202) [system] _246008=[b, c]
   Exit: (202) [system] [b, c]=[b, c]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [b, c])
^  Call: (201) [user] classify_and_convert_charseq([a, b, c], _210498)
^  Call: (202) [user] classify_and_convert_charseq_([a, b, c], _289686)
^  Call: (204) [system] setup_call_cleanup('$notrace'(_290638, _290640), once(user:catch(read_from_chars([a, b, c], _289686), _290620, fail)), '$restore_trace'(_290638, _290640))
^  Call: (205) [system] sig_atomic(system:'$notrace'(_290638, _290640))
^  Exit: (204) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _290620, fail)), system:'$restore_trace'(3, -1))
   Call: (203) [system] atomic(abc)
   Exit: (203) [system] atomic(abc)
^  Exit: (202) [user] classify_and_convert_charseq_([a, b, c], abc)
   Call: (202) [system] integer(abc)
   Fail: (202) [system] integer(abc)
   Call: (202) [system] _210498=abc
   Exit: (202) [system] abc=abc
^  Exit: (201) [user] classify_and_convert_charseq([a, b, c], abc)
^  Exit: (200) [user] read_symbolic(')', (0x55fbb4538270), a, abc)
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), abc)
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _302766)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _304624)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _314218)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _316922)
   Exit: (202) [system] peek_char((0x55fbb4538270), a)
   Call: (202) [system] a=(;)
   Fail: (202) [system] a=(;)
   Call: (202) [system] a=(/)
   Fail: (202) [system] a=(/)
^  Call: (202) [user] is_like_space(a)
   Call: (203) [system] char_type(a, 'white')
   Fail: (203) [system] char_type(a, 'white')
   Call: (203) [system] char_type(a, end_of_line)
   Fail: (203) [system] char_type(a, end_of_line)
   Call: (203) [system] char_type(a, space)
   Fail: (203) [system] char_type(a, space)
   Call: (203) [system] char_type(a, cntrl)
   Fail: (203) [system] char_type(a, cntrl)
^  Fail: (202) [user] is_like_space(a)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _333856)
   Exit: (200) [system] peek_char((0x55fbb4538270), a)
   Call: (200) [system] a=')'
   Fail: (200) [system] a=')'
   Call: (200) [system] a=end_of_file
   Fail: (200) [system] a=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _339426)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _341284)
   Exit: (202) [system] peek_char((0x55fbb4538270), a)
   Call: (202) [system] a=(;)
   Fail: (202) [system] a=(;)
   Call: (202) [system] a=(/)
   Fail: (202) [system] a=(/)
^  Call: (202) [user] is_like_space(a)
   Call: (203) [system] char_type(a, 'white')
   Fail: (203) [system] char_type(a, 'white')
   Call: (203) [system] char_type(a, end_of_line)
   Fail: (203) [system] char_type(a, end_of_line)
   Call: (203) [system] char_type(a, space)
   Fail: (203) [system] char_type(a, space)
   Call: (203) [system] char_type(a, cntrl)
   Fail: (203) [system] char_type(a, cntrl)
^  Fail: (202) [user] is_like_space(a)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _357294)
   Exit: (201) [system] get_char((0x55fbb4538270), a)
   Call: (201) [system] a='('
   Fail: (201) [system] a='('
   Call: (201) [system] a='['
   Fail: (201) [system] a='['
   Call: (201) [system] a='{'
   Fail: (201) [system] a='{'
   Call: (201) [system] a='"'
   Fail: (201) [system] a='"'
   Call: (201) [system] a=!
   Fail: (201) [system] a=!
   Call: (201) [system] a='\''
   Fail: (201) [system] a='\''
   Call: (201) [system] a='`'
   Fail: (201) [system] a='`'
   Call: (201) [system] a=end_of_file
   Fail: (201) [system] a=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), a, _339426)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _374936)
   Call: (203) [system] peek_char((0x55fbb4538270), _375870)
   Exit: (203) [system] peek_char((0x55fbb4538270), b)
^  Call: (203) [user] is_delimiter(b)
   Call: (204) [system] char_type(b, space)
   Fail: (204) [system] char_type(b, space)
   Call: (204) [system] arg(_380590, v('(', ')', end_of_file), b)
   Fail: (204) [system] arg(_381522, v('(', ')', end_of_file), b)
^  Fail: (203) [user] is_delimiter(b)
   Call: (203) [system] ')'==b
   Fail: (203) [system] ')'==b
   Call: (203) [system] get_char((0x55fbb4538270), b)
   Exit: (203) [system] get_char((0x55fbb4538270), b)
   Call: (203) [system] b=(\)
   Fail: (203) [system] b=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _388872)
   Call: (204) [system] peek_char((0x55fbb4538270), _389806)
   Exit: (204) [system] peek_char((0x55fbb4538270), c)
^  Call: (204) [user] is_delimiter(c)
   Call: (205) [system] char_type(c, space)
   Fail: (205) [system] char_type(c, space)
   Call: (205) [system] arg(_394526, v('(', ')', end_of_file), c)
   Fail: (205) [system] arg(_395458, v('(', ')', end_of_file), c)
^  Fail: (204) [user] is_delimiter(c)
   Call: (204) [system] ')'==c
   Fail: (204) [system] ')'==c
   Call: (204) [system] get_char((0x55fbb4538270), c)
   Exit: (204) [system] get_char((0x55fbb4538270), c)
   Call: (204) [system] c=(\)
   Fail: (204) [system] c=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _402808)
   Call: (205) [system] peek_char((0x55fbb4538270), _403742)
   Exit: (205) [system] peek_char((0x55fbb4538270), ')')
^  Call: (205) [user] is_delimiter(')')
   Call: (206) [system] char_type(')', space)
   Fail: (206) [system] char_type(')', space)
   Call: (206) [system] arg(_408462, v('(', ')', end_of_file), ')')
   Exit: (206) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (205) [user] is_delimiter(')')
   Call: (205) [system] _402808=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (204) [system] _388872=[c]
   Exit: (204) [system] [c]=[c]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [c])
   Call: (203) [system] _374936=[b, c]
   Exit: (203) [system] [b, c]=[b, c]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [b, c])
^  Call: (202) [user] classify_and_convert_charseq([a, b, c], _339426)
^  Call: (203) [user] classify_and_convert_charseq_([a, b, c], _420486)
^  Call: (205) [system] setup_call_cleanup('$notrace'(_421438, _421440), once(user:catch(read_from_chars([a, b, c], _420486), _421420, fail)), '$restore_trace'(_421438, _421440))
^  Call: (206) [system] sig_atomic(system:'$notrace'(_421438, _421440))
^  Exit: (205) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _421420, fail)), system:'$restore_trace'(3, -1))
   Call: (204) [system] atomic(abc)
   Exit: (204) [system] atomic(abc)
^  Exit: (203) [user] classify_and_convert_charseq_([a, b, c], abc)
   Call: (203) [system] integer(abc)
   Fail: (203) [system] integer(abc)
   Call: (203) [system] _339426=abc
   Exit: (203) [system] abc=abc
^  Exit: (202) [user] classify_and_convert_charseq([a, b, c], abc)
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), a, abc)
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), abc)
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _433566)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _435424)
   Exit: (202) [system] peek_char((0x55fbb4538270), ')')
   Call: (202) [system] ')'=(;)
   Fail: (202) [system] ')'=(;)
   Call: (202) [system] ')'=(/)
   Fail: (202) [system] ')'=(/)
^  Call: (202) [user] is_like_space(')')
   Call: (203) [system] char_type(')', 'white')
   Fail: (203) [system] char_type(')', 'white')
   Call: (203) [system] char_type(')', end_of_line)
   Fail: (203) [system] char_type(')', end_of_line)
   Call: (203) [system] char_type(')', space)
   Fail: (203) [system] char_type(')', space)
   Call: (203) [system] char_type(')', cntrl)
   Fail: (203) [system] char_type(')', cntrl)
^  Fail: (202) [user] is_like_space(')')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _451434)
   Exit: (201) [system] peek_char((0x55fbb4538270), ')')
   Call: (201) [system] ')'=')'
   Exit: (201) [system] ')'=')'
   Call: (201) [system] get_char((0x55fbb4538270), _455224)
   Exit: (201) [system] get_char((0x55fbb4538270), ')')
   Call: (201) [system] _433566=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [])
   Call: (200) [system] _302766=[abc]
   Exit: (200) [system] [abc]=[abc]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [abc])
   Call: (199) [system] _173838=[abc, abc]
   Exit: (199) [system] [abc, abc]=[abc, abc]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [abc, abc])
   Call: (198) [system] _3644=['DisjunctionIntroduction', abc, abc]
   Exit: (198) [system] ['DisjunctionIntroduction', abc, abc]=['DisjunctionIntroduction', abc, abc]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), ['DisjunctionIntroduction', abc, abc])
^  Exit: (196) [user] cont_sexpr(')', (0x55fbb4538270), ['DisjunctionIntroduction', abc, abc])
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _469106)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _470964)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _480558)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _483262)
   Exit: (199) [system] peek_char((0x55fbb4538270), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
   Call: (199) [system] '('=(/)
   Fail: (199) [system] '('=(/)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _500196)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=')'
   Fail: (197) [system] '('=')'
   Call: (197) [system] '('=end_of_file
   Fail: (197) [system] '('=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _505766)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _507624)
   Exit: (199) [system] peek_char((0x55fbb4538270), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
   Call: (199) [system] '('=(/)
   Fail: (199) [system] '('=(/)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _523634)
   Exit: (198) [system] get_char((0x55fbb4538270), '(')
   Call: (198) [system] '('='('
   Exit: (198) [system] '('='('
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _505766)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _529204)
   Exit: (200) [system] peek_char((0x55fbb4538270), 'O')
   Call: (200) [system] 'O'=(;)
   Fail: (200) [system] 'O'=(;)
   Call: (200) [system] 'O'=(/)
   Fail: (200) [system] 'O'=(/)
^  Call: (200) [user] is_like_space('O')
   Call: (201) [system] char_type('O', 'white')
   Fail: (201) [system] char_type('O', 'white')
   Call: (201) [system] char_type('O', end_of_line)
   Fail: (201) [system] char_type('O', end_of_line)
   Call: (201) [system] char_type('O', space)
   Fail: (201) [system] char_type('O', space)
   Call: (201) [system] char_type('O', cntrl)
   Fail: (201) [system] char_type('O', cntrl)
^  Fail: (200) [user] is_like_space('O')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _545214)
   Exit: (199) [system] peek_char((0x55fbb4538270), 'O')
   Call: (199) [system] 'O'=')'
   Fail: (199) [system] 'O'=')'
   Call: (199) [system] 'O'=end_of_file
   Fail: (199) [system] 'O'=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _550784)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _552642)
   Exit: (201) [system] peek_char((0x55fbb4538270), 'O')
   Call: (201) [system] 'O'=(;)
   Fail: (201) [system] 'O'=(;)
   Call: (201) [system] 'O'=(/)
   Fail: (201) [system] 'O'=(/)
^  Call: (201) [user] is_like_space('O')
   Call: (202) [system] char_type('O', 'white')
   Fail: (202) [system] char_type('O', 'white')
   Call: (202) [system] char_type('O', end_of_line)
   Fail: (202) [system] char_type('O', end_of_line)
   Call: (202) [system] char_type('O', space)
   Fail: (202) [system] char_type('O', space)
   Call: (202) [system] char_type('O', cntrl)
   Fail: (202) [system] char_type('O', cntrl)
^  Fail: (201) [user] is_like_space('O')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _568652)
   Exit: (200) [system] get_char((0x55fbb4538270), 'O')
   Call: (200) [system] 'O'='('
   Fail: (200) [system] 'O'='('
   Call: (200) [system] 'O'='['
   Fail: (200) [system] 'O'='['
   Call: (200) [system] 'O'='{'
   Fail: (200) [system] 'O'='{'
   Call: (200) [system] 'O'='"'
   Fail: (200) [system] 'O'='"'
   Call: (200) [system] 'O'=!
   Fail: (200) [system] 'O'=!
   Call: (200) [system] 'O'='\''
   Fail: (200) [system] 'O'='\''
   Call: (200) [system] 'O'='`'
   Fail: (200) [system] 'O'='`'
   Call: (200) [system] 'O'=end_of_file
   Fail: (200) [system] 'O'=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55fbb4538270), 'O', _550784)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _586294)
   Call: (202) [system] peek_char((0x55fbb4538270), _587228)
   Exit: (202) [system] peek_char((0x55fbb4538270), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_591948, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_592880, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55fbb4538270), r)
   Exit: (202) [system] get_char((0x55fbb4538270), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _600230)
   Call: (203) [system] peek_char((0x55fbb4538270), _601164)
   Exit: (203) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (203) [user] is_delimiter('L')
   Call: (204) [system] char_type('L', space)
   Fail: (204) [system] char_type('L', space)
   Call: (204) [system] arg(_605884, v('(', ')', end_of_file), 'L')
   Fail: (204) [system] arg(_606816, v('(', ')', end_of_file), 'L')
^  Fail: (203) [user] is_delimiter('L')
   Call: (203) [system] ')'=='L'
   Fail: (203) [system] ')'=='L'
   Call: (203) [system] get_char((0x55fbb4538270), 'L')
   Exit: (203) [system] get_char((0x55fbb4538270), 'L')
   Call: (203) [system] 'L'=(\)
   Fail: (203) [system] 'L'=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _614166)
   Call: (204) [system] peek_char((0x55fbb4538270), _615100)
   Exit: (204) [system] peek_char((0x55fbb4538270), i)
^  Call: (204) [user] is_delimiter(i)
   Call: (205) [system] char_type(i, space)
   Fail: (205) [system] char_type(i, space)
   Call: (205) [system] arg(_619820, v('(', ')', end_of_file), i)
   Fail: (205) [system] arg(_620752, v('(', ')', end_of_file), i)
^  Fail: (204) [user] is_delimiter(i)
   Call: (204) [system] ')'==i
   Fail: (204) [system] ')'==i
   Call: (204) [system] get_char((0x55fbb4538270), i)
   Exit: (204) [system] get_char((0x55fbb4538270), i)
   Call: (204) [system] i=(\)
   Fail: (204) [system] i=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _628102)
   Call: (205) [system] peek_char((0x55fbb4538270), _629036)
   Exit: (205) [system] peek_char((0x55fbb4538270), n)
^  Call: (205) [user] is_delimiter(n)
   Call: (206) [system] char_type(n, space)
   Fail: (206) [system] char_type(n, space)
   Call: (206) [system] arg(_633756, v('(', ')', end_of_file), n)
   Fail: (206) [system] arg(_634688, v('(', ')', end_of_file), n)
^  Fail: (205) [user] is_delimiter(n)
   Call: (205) [system] ')'==n
   Fail: (205) [system] ')'==n
   Call: (205) [system] get_char((0x55fbb4538270), n)
   Exit: (205) [system] get_char((0x55fbb4538270), n)
   Call: (205) [system] n=(\)
   Fail: (205) [system] n=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _642038)
   Call: (206) [system] peek_char((0x55fbb4538270), _642972)
   Exit: (206) [system] peek_char((0x55fbb4538270), k)
^  Call: (206) [user] is_delimiter(k)
   Call: (207) [system] char_type(k, space)
   Fail: (207) [system] char_type(k, space)
   Call: (207) [system] arg(_647692, v('(', ')', end_of_file), k)
   Fail: (207) [system] arg(_648624, v('(', ')', end_of_file), k)
^  Fail: (206) [user] is_delimiter(k)
   Call: (206) [system] ')'==k
   Fail: (206) [system] ')'==k
   Call: (206) [system] get_char((0x55fbb4538270), k)
   Exit: (206) [system] get_char((0x55fbb4538270), k)
   Call: (206) [system] k=(\)
   Fail: (206) [system] k=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _655974)
   Call: (207) [system] peek_char((0x55fbb4538270), _656908)
   Exit: (207) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (207) [user] is_delimiter(' ')
   Call: (208) [system] char_type(' ', space)
   Exit: (208) [system] char_type(' ', space)
^  Exit: (207) [user] is_delimiter(' ')
   Call: (207) [system] _655974=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (206) [system] _642038=[k]
   Exit: (206) [system] [k]=[k]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (205) [system] _628102=[n, k]
   Exit: (205) [system] [n, k]=[n, k]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (204) [system] _614166=[i, n, k]
   Exit: (204) [system] [i, n, k]=[i, n, k]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (203) [system] _600230=['L', i, n, k]
   Exit: (203) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (202) [system] _586294=[r, 'L', i, n, k]
   Exit: (202) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (201) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _550784)
^  Call: (202) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _680162)
^  Call: (204) [system] setup_call_cleanup('$notrace'(_681114, _681116), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _680162), _681096, fail)), '$restore_trace'(_681114, _681116))
^  Call: (205) [system] sig_atomic(system:'$notrace'(_681114, _681116))
^  Exit: (204) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _680162), _681096, fail)), system:'$restore_trace'(3, -1))
   Call: (203) [system] atomic(_680162)
   Fail: (203) [system] atomic(_680162)
   Call: (203) [system] atom_chars(_680162, ['O', r, 'L', i, n, k])
   Exit: (203) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (202) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (202) [system] integer('OrLink')
   Fail: (202) [system] integer('OrLink')
   Call: (202) [system] _550784='OrLink'
   Exit: (202) [system] 'OrLink'='OrLink'
^  Exit: (201) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (200) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _695112)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _696970)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _706564)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _709268)
   Exit: (202) [system] peek_char((0x55fbb4538270), '(')
   Call: (202) [system] '('=(;)
   Fail: (202) [system] '('=(;)
   Call: (202) [system] '('=(/)
   Fail: (202) [system] '('=(/)
^  Call: (202) [user] is_like_space('(')
   Call: (203) [system] char_type('(', 'white')
   Fail: (203) [system] char_type('(', 'white')
   Call: (203) [system] char_type('(', end_of_line)
   Fail: (203) [system] char_type('(', end_of_line)
   Call: (203) [system] char_type('(', space)
   Fail: (203) [system] char_type('(', space)
   Call: (203) [system] char_type('(', cntrl)
   Fail: (203) [system] char_type('(', cntrl)
^  Fail: (202) [user] is_like_space('(')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _726202)
   Exit: (200) [system] peek_char((0x55fbb4538270), '(')
   Call: (200) [system] '('=')'
   Fail: (200) [system] '('=')'
   Call: (200) [system] '('=end_of_file
   Fail: (200) [system] '('=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _731772)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _733630)
   Exit: (202) [system] peek_char((0x55fbb4538270), '(')
   Call: (202) [system] '('=(;)
   Fail: (202) [system] '('=(;)
   Call: (202) [system] '('=(/)
   Fail: (202) [system] '('=(/)
^  Call: (202) [user] is_like_space('(')
   Call: (203) [system] char_type('(', 'white')
   Fail: (203) [system] char_type('(', 'white')
   Call: (203) [system] char_type('(', end_of_line)
   Fail: (203) [system] char_type('(', end_of_line)
   Call: (203) [system] char_type('(', space)
   Fail: (203) [system] char_type('(', space)
   Call: (203) [system] char_type('(', cntrl)
   Fail: (203) [system] char_type('(', cntrl)
^  Fail: (202) [user] is_like_space('(')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _749640)
   Exit: (201) [system] get_char((0x55fbb4538270), '(')
   Call: (201) [system] '('='('
   Exit: (201) [system] '('='('
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _731772)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _755210)
   Exit: (203) [system] peek_char((0x55fbb4538270), 'I')
   Call: (203) [system] 'I'=(;)
   Fail: (203) [system] 'I'=(;)
   Call: (203) [system] 'I'=(/)
   Fail: (203) [system] 'I'=(/)
^  Call: (203) [user] is_like_space('I')
   Call: (204) [system] char_type('I', 'white')
   Fail: (204) [system] char_type('I', 'white')
   Call: (204) [system] char_type('I', end_of_line)
   Fail: (204) [system] char_type('I', end_of_line)
   Call: (204) [system] char_type('I', space)
   Fail: (204) [system] char_type('I', space)
   Call: (204) [system] char_type('I', cntrl)
   Fail: (204) [system] char_type('I', cntrl)
^  Fail: (203) [user] is_like_space('I')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _771220)
   Exit: (202) [system] peek_char((0x55fbb4538270), 'I')
   Call: (202) [system] 'I'=')'
   Fail: (202) [system] 'I'=')'
   Call: (202) [system] 'I'=end_of_file
   Fail: (202) [system] 'I'=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55fbb4538270), _776790)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _778648)
   Exit: (204) [system] peek_char((0x55fbb4538270), 'I')
   Call: (204) [system] 'I'=(;)
   Fail: (204) [system] 'I'=(;)
   Call: (204) [system] 'I'=(/)
   Fail: (204) [system] 'I'=(/)
^  Call: (204) [user] is_like_space('I')
   Call: (205) [system] char_type('I', 'white')
   Fail: (205) [system] char_type('I', 'white')
   Call: (205) [system] char_type('I', end_of_line)
   Fail: (205) [system] char_type('I', end_of_line)
   Call: (205) [system] char_type('I', space)
   Fail: (205) [system] char_type('I', space)
   Call: (205) [system] char_type('I', cntrl)
   Fail: (205) [system] char_type('I', cntrl)
^  Fail: (204) [user] is_like_space('I')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] get_char((0x55fbb4538270), _794658)
   Exit: (203) [system] get_char((0x55fbb4538270), 'I')
   Call: (203) [system] 'I'='('
   Fail: (203) [system] 'I'='('
   Call: (203) [system] 'I'='['
   Fail: (203) [system] 'I'='['
   Call: (203) [system] 'I'='{'
   Fail: (203) [system] 'I'='{'
   Call: (203) [system] 'I'='"'
   Fail: (203) [system] 'I'='"'
   Call: (203) [system] 'I'=!
   Fail: (203) [system] 'I'=!
   Call: (203) [system] 'I'='\''
   Fail: (203) [system] 'I'='\''
   Call: (203) [system] 'I'='`'
   Fail: (203) [system] 'I'='`'
   Call: (203) [system] 'I'=end_of_file
   Fail: (203) [system] 'I'=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55fbb4538270), 'I', _776790)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _812300)
   Call: (205) [system] peek_char((0x55fbb4538270), _813234)
   Exit: (205) [system] peek_char((0x55fbb4538270), m)
^  Call: (205) [user] is_delimiter(m)
   Call: (206) [system] char_type(m, space)
   Fail: (206) [system] char_type(m, space)
   Call: (206) [system] arg(_817954, v('(', ')', end_of_file), m)
   Fail: (206) [system] arg(_818886, v('(', ')', end_of_file), m)
^  Fail: (205) [user] is_delimiter(m)
   Call: (205) [system] ')'==m
   Fail: (205) [system] ')'==m
   Call: (205) [system] get_char((0x55fbb4538270), m)
   Exit: (205) [system] get_char((0x55fbb4538270), m)
   Call: (205) [system] m=(\)
   Fail: (205) [system] m=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _826236)
   Call: (206) [system] peek_char((0x55fbb4538270), _827170)
   Exit: (206) [system] peek_char((0x55fbb4538270), p)
^  Call: (206) [user] is_delimiter(p)
   Call: (207) [system] char_type(p, space)
   Fail: (207) [system] char_type(p, space)
   Call: (207) [system] arg(_831890, v('(', ')', end_of_file), p)
   Fail: (207) [system] arg(_832822, v('(', ')', end_of_file), p)
^  Fail: (206) [user] is_delimiter(p)
   Call: (206) [system] ')'==p
   Fail: (206) [system] ')'==p
   Call: (206) [system] get_char((0x55fbb4538270), p)
   Exit: (206) [system] get_char((0x55fbb4538270), p)
   Call: (206) [system] p=(\)
   Fail: (206) [system] p=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _840172)
   Call: (207) [system] peek_char((0x55fbb4538270), _841106)
   Exit: (207) [system] peek_char((0x55fbb4538270), l)
^  Call: (207) [user] is_delimiter(l)
   Call: (208) [system] char_type(l, space)
   Fail: (208) [system] char_type(l, space)
   Call: (208) [system] arg(_845826, v('(', ')', end_of_file), l)
   Fail: (208) [system] arg(_846758, v('(', ')', end_of_file), l)
^  Fail: (207) [user] is_delimiter(l)
   Call: (207) [system] ')'==l
   Fail: (207) [system] ')'==l
   Call: (207) [system] get_char((0x55fbb4538270), l)
   Exit: (207) [system] get_char((0x55fbb4538270), l)
   Call: (207) [system] l=(\)
   Fail: (207) [system] l=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _854108)
   Call: (208) [system] peek_char((0x55fbb4538270), _855042)
   Exit: (208) [system] peek_char((0x55fbb4538270), i)
^  Call: (208) [user] is_delimiter(i)
   Call: (209) [system] char_type(i, space)
   Fail: (209) [system] char_type(i, space)
   Call: (209) [system] arg(_859762, v('(', ')', end_of_file), i)
   Fail: (209) [system] arg(_860694, v('(', ')', end_of_file), i)
^  Fail: (208) [user] is_delimiter(i)
   Call: (208) [system] ')'==i
   Fail: (208) [system] ')'==i
   Call: (208) [system] get_char((0x55fbb4538270), i)
   Exit: (208) [system] get_char((0x55fbb4538270), i)
   Call: (208) [system] i=(\)
   Fail: (208) [system] i=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _868044)
   Call: (209) [system] peek_char((0x55fbb4538270), _868978)
   Exit: (209) [system] peek_char((0x55fbb4538270), c)
^  Call: (209) [user] is_delimiter(c)
   Call: (210) [system] char_type(c, space)
   Fail: (210) [system] char_type(c, space)
   Call: (210) [system] arg(_873698, v('(', ')', end_of_file), c)
   Fail: (210) [system] arg(_874630, v('(', ')', end_of_file), c)
^  Fail: (209) [user] is_delimiter(c)
   Call: (209) [system] ')'==c
   Fail: (209) [system] ')'==c
   Call: (209) [system] get_char((0x55fbb4538270), c)
   Exit: (209) [system] get_char((0x55fbb4538270), c)
   Call: (209) [system] c=(\)
   Fail: (209) [system] c=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _881980)
   Call: (210) [system] peek_char((0x55fbb4538270), _882914)
   Exit: (210) [system] peek_char((0x55fbb4538270), a)
^  Call: (210) [user] is_delimiter(a)
   Call: (211) [system] char_type(a, space)
   Fail: (211) [system] char_type(a, space)
   Call: (211) [system] arg(_887634, v('(', ')', end_of_file), a)
   Fail: (211) [system] arg(_888566, v('(', ')', end_of_file), a)
^  Fail: (210) [user] is_delimiter(a)
   Call: (210) [system] ')'==a
   Fail: (210) [system] ')'==a
   Call: (210) [system] get_char((0x55fbb4538270), a)
   Exit: (210) [system] get_char((0x55fbb4538270), a)
   Call: (210) [system] a=(\)
   Fail: (210) [system] a=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _895916)
   Call: (211) [system] peek_char((0x55fbb4538270), _896850)
   Exit: (211) [system] peek_char((0x55fbb4538270), t)
^  Call: (211) [user] is_delimiter(t)
   Call: (212) [system] char_type(t, space)
   Fail: (212) [system] char_type(t, space)
   Call: (212) [system] arg(_901570, v('(', ')', end_of_file), t)
   Fail: (212) [system] arg(_902502, v('(', ')', end_of_file), t)
^  Fail: (211) [user] is_delimiter(t)
   Call: (211) [system] ')'==t
   Fail: (211) [system] ')'==t
   Call: (211) [system] get_char((0x55fbb4538270), t)
   Exit: (211) [system] get_char((0x55fbb4538270), t)
   Call: (211) [system] t=(\)
   Fail: (211) [system] t=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _909852)
   Call: (212) [system] peek_char((0x55fbb4538270), _910786)
   Exit: (212) [system] peek_char((0x55fbb4538270), i)
^  Call: (212) [user] is_delimiter(i)
   Call: (213) [system] char_type(i, space)
   Fail: (213) [system] char_type(i, space)
   Call: (213) [system] arg(_915506, v('(', ')', end_of_file), i)
   Fail: (213) [system] arg(_916438, v('(', ')', end_of_file), i)
^  Fail: (212) [user] is_delimiter(i)
   Call: (212) [system] ')'==i
   Fail: (212) [system] ')'==i
   Call: (212) [system] get_char((0x55fbb4538270), i)
   Exit: (212) [system] get_char((0x55fbb4538270), i)
   Call: (212) [system] i=(\)
   Fail: (212) [system] i=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _923788)
   Call: (213) [system] peek_char((0x55fbb4538270), _924722)
   Exit: (213) [system] peek_char((0x55fbb4538270), o)
^  Call: (213) [user] is_delimiter(o)
   Call: (214) [system] char_type(o, space)
   Fail: (214) [system] char_type(o, space)
   Call: (214) [system] arg(_929442, v('(', ')', end_of_file), o)
   Fail: (214) [system] arg(_930374, v('(', ')', end_of_file), o)
^  Fail: (213) [user] is_delimiter(o)
   Call: (213) [system] ')'==o
   Fail: (213) [system] ')'==o
   Call: (213) [system] get_char((0x55fbb4538270), o)
   Exit: (213) [system] get_char((0x55fbb4538270), o)
   Call: (213) [system] o=(\)
   Fail: (213) [system] o=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _937724)
   Call: (214) [system] peek_char((0x55fbb4538270), _938658)
   Exit: (214) [system] peek_char((0x55fbb4538270), n)
^  Call: (214) [user] is_delimiter(n)
   Call: (215) [system] char_type(n, space)
   Fail: (215) [system] char_type(n, space)
   Call: (215) [system] arg(_943378, v('(', ')', end_of_file), n)
   Fail: (215) [system] arg(_944310, v('(', ')', end_of_file), n)
^  Fail: (214) [user] is_delimiter(n)
   Call: (214) [system] ')'==n
   Fail: (214) [system] ')'==n
   Call: (214) [system] get_char((0x55fbb4538270), n)
   Exit: (214) [system] get_char((0x55fbb4538270), n)
   Call: (214) [system] n=(\)
   Fail: (214) [system] n=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _951660)
   Call: (215) [system] peek_char((0x55fbb4538270), _952594)
   Exit: (215) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (215) [user] is_delimiter(' ')
   Call: (216) [system] char_type(' ', space)
   Exit: (216) [system] char_type(' ', space)
^  Exit: (215) [user] is_delimiter(' ')
   Call: (215) [system] _951660=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (214) [system] _937724=[n]
   Exit: (214) [system] [n]=[n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (213) [system] _923788=[o, n]
   Exit: (213) [system] [o, n]=[o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (212) [system] _909852=[i, o, n]
   Exit: (212) [system] [i, o, n]=[i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (211) [system] _895916=[t, i, o, n]
   Exit: (211) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (210) [system] _881980=[a, t, i, o, n]
   Exit: (210) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (209) [system] _868044=[c, a, t, i, o, n]
   Exit: (209) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (208) [system] _854108=[i, c, a, t, i, o, n]
   Exit: (208) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (207) [system] _840172=[l, i, c, a, t, i, o, n]
   Exit: (207) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (206) [system] _826236=[p, l, i, c, a, t, i, o, n]
   Exit: (206) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (205) [system] _812300=[m, p, l, i, c, a, t, i, o, n]
   Exit: (205) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (204) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _776790)
^  Call: (205) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _989818)
^  Call: (207) [system] setup_call_cleanup('$notrace'(_990770, _990772), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _989818), _990752, fail)), '$restore_trace'(_990770, _990772))
^  Call: (208) [system] sig_atomic(system:'$notrace'(_990770, _990772))
^  Exit: (207) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _989818), _990752, fail)), system:'$restore_trace'(3, -1))
   Call: (206) [system] atomic(_989818)
   Fail: (206) [system] atomic(_989818)
   Call: (206) [system] atom_chars(_989818, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (206) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (205) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (205) [system] integer('Implication')
   Fail: (205) [system] integer('Implication')
   Call: (205) [system] _776790='Implication'
   Exit: (205) [system] 'Implication'='Implication'
^  Exit: (204) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (203) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (202) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _1004768)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1006626)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
   Call: (204) [system] ' '=(/)
   Fail: (204) [system] ' '=(/)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55fbb4538270), _1016220)
   Exit: (204) [system] get_char((0x55fbb4538270), ' ')
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1018924)
   Exit: (205) [system] peek_char((0x55fbb4538270), '(')
   Call: (205) [system] '('=(;)
   Fail: (205) [system] '('=(;)
   Call: (205) [system] '('=(/)
   Fail: (205) [system] '('=(/)
^  Call: (205) [user] is_like_space('(')
   Call: (206) [system] char_type('(', 'white')
   Fail: (206) [system] char_type('(', 'white')
   Call: (206) [system] char_type('(', end_of_line)
   Fail: (206) [system] char_type('(', end_of_line)
   Call: (206) [system] char_type('(', space)
   Fail: (206) [system] char_type('(', space)
   Call: (206) [system] char_type('(', cntrl)
   Fail: (206) [system] char_type('(', cntrl)
^  Fail: (205) [user] is_like_space('(')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1035858)
   Exit: (203) [system] peek_char((0x55fbb4538270), '(')
   Call: (203) [system] '('=')'
   Fail: (203) [system] '('=')'
   Call: (203) [system] '('=end_of_file
   Fail: (203) [system] '('=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55fbb4538270), _1041428)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1043286)
   Exit: (205) [system] peek_char((0x55fbb4538270), '(')
   Call: (205) [system] '('=(;)
   Fail: (205) [system] '('=(;)
   Call: (205) [system] '('=(/)
   Fail: (205) [system] '('=(/)
^  Call: (205) [user] is_like_space('(')
   Call: (206) [system] char_type('(', 'white')
   Fail: (206) [system] char_type('(', 'white')
   Call: (206) [system] char_type('(', end_of_line)
   Fail: (206) [system] char_type('(', end_of_line)
   Call: (206) [system] char_type('(', space)
   Fail: (206) [system] char_type('(', space)
   Call: (206) [system] char_type('(', cntrl)
   Fail: (206) [system] char_type('(', cntrl)
^  Fail: (205) [user] is_like_space('(')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] get_char((0x55fbb4538270), _1059296)
   Exit: (204) [system] get_char((0x55fbb4538270), '(')
   Call: (204) [system] '('='('
   Exit: (204) [system] '('='('
^  Call: (204) [user] read_list(')', (0x55fbb4538270), _1041428)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1064866)
   Exit: (206) [system] peek_char((0x55fbb4538270), 'A')
   Call: (206) [system] 'A'=(;)
   Fail: (206) [system] 'A'=(;)
   Call: (206) [system] 'A'=(/)
   Fail: (206) [system] 'A'=(/)
^  Call: (206) [user] is_like_space('A')
   Call: (207) [system] char_type('A', 'white')
   Fail: (207) [system] char_type('A', 'white')
   Call: (207) [system] char_type('A', end_of_line)
   Fail: (207) [system] char_type('A', end_of_line)
   Call: (207) [system] char_type('A', space)
   Fail: (207) [system] char_type('A', space)
   Call: (207) [system] char_type('A', cntrl)
   Fail: (207) [system] char_type('A', cntrl)
^  Fail: (206) [user] is_like_space('A')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1080876)
   Exit: (205) [system] peek_char((0x55fbb4538270), 'A')
   Call: (205) [system] 'A'=')'
   Fail: (205) [system] 'A'=')'
   Call: (205) [system] 'A'=end_of_file
   Fail: (205) [system] 'A'=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55fbb4538270), _1086446)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1088304)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'A')
   Call: (207) [system] 'A'=(;)
   Fail: (207) [system] 'A'=(;)
   Call: (207) [system] 'A'=(/)
   Fail: (207) [system] 'A'=(/)
^  Call: (207) [user] is_like_space('A')
   Call: (208) [system] char_type('A', 'white')
   Fail: (208) [system] char_type('A', 'white')
   Call: (208) [system] char_type('A', end_of_line)
   Fail: (208) [system] char_type('A', end_of_line)
   Call: (208) [system] char_type('A', space)
   Fail: (208) [system] char_type('A', space)
   Call: (208) [system] char_type('A', cntrl)
   Fail: (208) [system] char_type('A', cntrl)
^  Fail: (207) [user] is_like_space('A')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] get_char((0x55fbb4538270), _1104314)
   Exit: (206) [system] get_char((0x55fbb4538270), 'A')
   Call: (206) [system] 'A'='('
   Fail: (206) [system] 'A'='('
   Call: (206) [system] 'A'='['
   Fail: (206) [system] 'A'='['
   Call: (206) [system] 'A'='{'
   Fail: (206) [system] 'A'='{'
   Call: (206) [system] 'A'='"'
   Fail: (206) [system] 'A'='"'
   Call: (206) [system] 'A'=!
   Fail: (206) [system] 'A'=!
   Call: (206) [system] 'A'='\''
   Fail: (206) [system] 'A'='\''
   Call: (206) [system] 'A'='`'
   Fail: (206) [system] 'A'='`'
   Call: (206) [system] 'A'=end_of_file
   Fail: (206) [system] 'A'=end_of_file
^  Call: (206) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1086446)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1121956)
   Call: (208) [system] peek_char((0x55fbb4538270), _1122890)
   Exit: (208) [system] peek_char((0x55fbb4538270), n)
^  Call: (208) [user] is_delimiter(n)
   Call: (209) [system] char_type(n, space)
   Fail: (209) [system] char_type(n, space)
   Call: (209) [system] arg(_1127610, v('(', ')', end_of_file), n)
   Fail: (209) [system] arg(_1128542, v('(', ')', end_of_file), n)
^  Fail: (208) [user] is_delimiter(n)
   Call: (208) [system] ')'==n
   Fail: (208) [system] ')'==n
   Call: (208) [system] get_char((0x55fbb4538270), n)
   Exit: (208) [system] get_char((0x55fbb4538270), n)
   Call: (208) [system] n=(\)
   Fail: (208) [system] n=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1135892)
   Call: (209) [system] peek_char((0x55fbb4538270), _1136826)
   Exit: (209) [system] peek_char((0x55fbb4538270), d)
^  Call: (209) [user] is_delimiter(d)
   Call: (210) [system] char_type(d, space)
   Fail: (210) [system] char_type(d, space)
   Call: (210) [system] arg(_1141546, v('(', ')', end_of_file), d)
   Fail: (210) [system] arg(_1142478, v('(', ')', end_of_file), d)
^  Fail: (209) [user] is_delimiter(d)
   Call: (209) [system] ')'==d
   Fail: (209) [system] ')'==d
   Call: (209) [system] get_char((0x55fbb4538270), d)
   Exit: (209) [system] get_char((0x55fbb4538270), d)
   Call: (209) [system] d=(\)
   Fail: (209) [system] d=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1149828)
   Call: (210) [system] peek_char((0x55fbb4538270), _1150762)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (210) [user] is_delimiter('L')
   Call: (211) [system] char_type('L', space)
   Fail: (211) [system] char_type('L', space)
   Call: (211) [system] arg(_1155482, v('(', ')', end_of_file), 'L')
   Fail: (211) [system] arg(_1156414, v('(', ')', end_of_file), 'L')
^  Fail: (210) [user] is_delimiter('L')
   Call: (210) [system] ')'=='L'
   Fail: (210) [system] ')'=='L'
   Call: (210) [system] get_char((0x55fbb4538270), 'L')
   Exit: (210) [system] get_char((0x55fbb4538270), 'L')
   Call: (210) [system] 'L'=(\)
   Fail: (210) [system] 'L'=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1163764)
   Call: (211) [system] peek_char((0x55fbb4538270), _1164698)
   Exit: (211) [system] peek_char((0x55fbb4538270), i)
^  Call: (211) [user] is_delimiter(i)
   Call: (212) [system] char_type(i, space)
   Fail: (212) [system] char_type(i, space)
   Call: (212) [system] arg(_1169418, v('(', ')', end_of_file), i)
   Fail: (212) [system] arg(_1170350, v('(', ')', end_of_file), i)
^  Fail: (211) [user] is_delimiter(i)
   Call: (211) [system] ')'==i
   Fail: (211) [system] ')'==i
   Call: (211) [system] get_char((0x55fbb4538270), i)
   Exit: (211) [system] get_char((0x55fbb4538270), i)
   Call: (211) [system] i=(\)
   Fail: (211) [system] i=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1177700)
   Call: (212) [system] peek_char((0x55fbb4538270), _1178634)
   Exit: (212) [system] peek_char((0x55fbb4538270), n)
^  Call: (212) [user] is_delimiter(n)
   Call: (213) [system] char_type(n, space)
   Fail: (213) [system] char_type(n, space)
   Call: (213) [system] arg(_1183354, v('(', ')', end_of_file), n)
   Fail: (213) [system] arg(_1184286, v('(', ')', end_of_file), n)
^  Fail: (212) [user] is_delimiter(n)
   Call: (212) [system] ')'==n
   Fail: (212) [system] ')'==n
   Call: (212) [system] get_char((0x55fbb4538270), n)
   Exit: (212) [system] get_char((0x55fbb4538270), n)
   Call: (212) [system] n=(\)
   Fail: (212) [system] n=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1191636)
   Call: (213) [system] peek_char((0x55fbb4538270), _1192570)
   Exit: (213) [system] peek_char((0x55fbb4538270), k)
^  Call: (213) [user] is_delimiter(k)
   Call: (214) [system] char_type(k, space)
   Fail: (214) [system] char_type(k, space)
   Call: (214) [system] arg(_1197290, v('(', ')', end_of_file), k)
   Fail: (214) [system] arg(_1198222, v('(', ')', end_of_file), k)
^  Fail: (213) [user] is_delimiter(k)
   Call: (213) [system] ')'==k
   Fail: (213) [system] ')'==k
   Call: (213) [system] get_char((0x55fbb4538270), k)
   Exit: (213) [system] get_char((0x55fbb4538270), k)
   Call: (213) [system] k=(\)
   Fail: (213) [system] k=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1205572)
   Call: (214) [system] peek_char((0x55fbb4538270), _1206506)
   Exit: (214) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (214) [user] is_delimiter(' ')
   Call: (215) [system] char_type(' ', space)
   Exit: (215) [system] char_type(' ', space)
^  Exit: (214) [user] is_delimiter(' ')
   Call: (214) [system] _1205572=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (213) [system] _1191636=[k]
   Exit: (213) [system] [k]=[k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (212) [system] _1177700=[n, k]
   Exit: (212) [system] [n, k]=[n, k]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (211) [system] _1163764=[i, n, k]
   Exit: (211) [system] [i, n, k]=[i, n, k]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (210) [system] _1149828=['L', i, n, k]
   Exit: (210) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (209) [system] _1135892=[d, 'L', i, n, k]
   Exit: (209) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (208) [system] _1121956=[n, d, 'L', i, n, k]
   Exit: (208) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (207) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _1086446)
^  Call: (208) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _1232554)
^  Call: (210) [system] setup_call_cleanup('$notrace'(_1233506, _1233508), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1232554), _1233488, fail)), '$restore_trace'(_1233506, _1233508))
^  Call: (211) [system] sig_atomic(system:'$notrace'(_1233506, _1233508))
^  Exit: (210) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1232554), _1233488, fail)), system:'$restore_trace'(3, -1))
   Call: (209) [system] atomic(_1232554)
   Fail: (209) [system] atomic(_1232554)
   Call: (209) [system] atom_chars(_1232554, ['A', n, d, 'L', i, n, k])
   Exit: (209) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (208) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (208) [system] integer('AndLink')
   Fail: (208) [system] integer('AndLink')
   Call: (208) [system] _1086446='AndLink'
   Exit: (208) [system] 'AndLink'='AndLink'
^  Exit: (207) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (206) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (205) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (205) [user] read_list(')', (0x55fbb4538270), _1247504)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1249362)
   Exit: (207) [system] peek_char((0x55fbb4538270), ' ')
   Call: (207) [system] ' '=(;)
   Fail: (207) [system] ' '=(;)
   Call: (207) [system] ' '=(/)
   Fail: (207) [system] ' '=(/)
^  Call: (207) [user] is_like_space(' ')
   Call: (208) [system] char_type(' ', 'white')
   Exit: (208) [system] char_type(' ', 'white')
^  Exit: (207) [user] is_like_space(' ')
   Call: (207) [system] get_char((0x55fbb4538270), _1258956)
   Exit: (207) [system] get_char((0x55fbb4538270), ' ')
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1261660)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'A')
   Call: (208) [system] 'A'=(;)
   Fail: (208) [system] 'A'=(;)
   Call: (208) [system] 'A'=(/)
   Fail: (208) [system] 'A'=(/)
^  Call: (208) [user] is_like_space('A')
   Call: (209) [system] char_type('A', 'white')
   Fail: (209) [system] char_type('A', 'white')
   Call: (209) [system] char_type('A', end_of_line)
   Fail: (209) [system] char_type('A', end_of_line)
   Call: (209) [system] char_type('A', space)
   Fail: (209) [system] char_type('A', space)
   Call: (209) [system] char_type('A', cntrl)
   Fail: (209) [system] char_type('A', cntrl)
^  Fail: (208) [user] is_like_space('A')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1278594)
   Exit: (206) [system] peek_char((0x55fbb4538270), 'A')
   Call: (206) [system] 'A'=')'
   Fail: (206) [system] 'A'=')'
   Call: (206) [system] 'A'=end_of_file
   Fail: (206) [system] 'A'=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55fbb4538270), _1284164)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1286022)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'A')
   Call: (208) [system] 'A'=(;)
   Fail: (208) [system] 'A'=(;)
   Call: (208) [system] 'A'=(/)
   Fail: (208) [system] 'A'=(/)
^  Call: (208) [user] is_like_space('A')
   Call: (209) [system] char_type('A', 'white')
   Fail: (209) [system] char_type('A', 'white')
   Call: (209) [system] char_type('A', end_of_line)
   Fail: (209) [system] char_type('A', end_of_line)
   Call: (209) [system] char_type('A', space)
   Fail: (209) [system] char_type('A', space)
   Call: (209) [system] char_type('A', cntrl)
   Fail: (209) [system] char_type('A', cntrl)
^  Fail: (208) [user] is_like_space('A')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] get_char((0x55fbb4538270), _1302032)
   Exit: (207) [system] get_char((0x55fbb4538270), 'A')
   Call: (207) [system] 'A'='('
   Fail: (207) [system] 'A'='('
   Call: (207) [system] 'A'='['
   Fail: (207) [system] 'A'='['
   Call: (207) [system] 'A'='{'
   Fail: (207) [system] 'A'='{'
   Call: (207) [system] 'A'='"'
   Fail: (207) [system] 'A'='"'
   Call: (207) [system] 'A'=!
   Fail: (207) [system] 'A'=!
   Call: (207) [system] 'A'='\''
   Fail: (207) [system] 'A'='\''
   Call: (207) [system] 'A'='`'
   Fail: (207) [system] 'A'='`'
   Call: (207) [system] 'A'=end_of_file
   Fail: (207) [system] 'A'=end_of_file
^  Call: (207) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1284164)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1319674)
   Call: (209) [system] peek_char((0x55fbb4538270), _1320608)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _1319674=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (208) [user] classify_and_convert_charseq(['A'], _1284164)
^  Call: (209) [user] classify_and_convert_charseq_(['A'], _1329892)
^  Call: (211) [system] setup_call_cleanup('$notrace'(_1330844, _1330846), once(user:catch(read_from_chars(['A'], _1329892), _1330826, fail)), '$restore_trace'(_1330844, _1330846))
^  Call: (212) [system] sig_atomic(system:'$notrace'(_1330844, _1330846))
^  Exit: (211) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1329892), _1330826, fail)), system:'$restore_trace'(3, -1))
   Call: (210) [system] atomic(_1329892)
   Fail: (210) [system] atomic(_1329892)
   Call: (210) [system] atom_chars(_1329892, ['A'])
   Exit: (210) [system] atom_chars('A', ['A'])
^  Exit: (209) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (209) [system] integer('A')
   Fail: (209) [system] integer('A')
   Call: (209) [system] _1284164='A'
   Exit: (209) [system] 'A'='A'
^  Exit: (208) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (207) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (206) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _1344842)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1346700)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
   Call: (208) [system] ' '=(;)
   Fail: (208) [system] ' '=(;)
   Call: (208) [system] ' '=(/)
   Fail: (208) [system] ' '=(/)
^  Call: (208) [user] is_like_space(' ')
   Call: (209) [system] char_type(' ', 'white')
   Exit: (209) [system] char_type(' ', 'white')
^  Exit: (208) [user] is_like_space(' ')
   Call: (208) [system] get_char((0x55fbb4538270), _1356294)
   Exit: (208) [system] get_char((0x55fbb4538270), ' ')
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1358998)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'B')
   Call: (209) [system] 'B'=(;)
   Fail: (209) [system] 'B'=(;)
   Call: (209) [system] 'B'=(/)
   Fail: (209) [system] 'B'=(/)
^  Call: (209) [user] is_like_space('B')
   Call: (210) [system] char_type('B', 'white')
   Fail: (210) [system] char_type('B', 'white')
   Call: (210) [system] char_type('B', end_of_line)
   Fail: (210) [system] char_type('B', end_of_line)
   Call: (210) [system] char_type('B', space)
   Fail: (210) [system] char_type('B', space)
   Call: (210) [system] char_type('B', cntrl)
   Fail: (210) [system] char_type('B', cntrl)
^  Fail: (209) [user] is_like_space('B')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1375932)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'B')
   Call: (207) [system] 'B'=')'
   Fail: (207) [system] 'B'=')'
   Call: (207) [system] 'B'=end_of_file
   Fail: (207) [system] 'B'=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55fbb4538270), _1381502)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1383360)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'B')
   Call: (209) [system] 'B'=(;)
   Fail: (209) [system] 'B'=(;)
   Call: (209) [system] 'B'=(/)
   Fail: (209) [system] 'B'=(/)
^  Call: (209) [user] is_like_space('B')
   Call: (210) [system] char_type('B', 'white')
   Fail: (210) [system] char_type('B', 'white')
   Call: (210) [system] char_type('B', end_of_line)
   Fail: (210) [system] char_type('B', end_of_line)
   Call: (210) [system] char_type('B', space)
   Fail: (210) [system] char_type('B', space)
   Call: (210) [system] char_type('B', cntrl)
   Fail: (210) [system] char_type('B', cntrl)
^  Fail: (209) [user] is_like_space('B')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] get_char((0x55fbb4538270), _1399370)
   Exit: (208) [system] get_char((0x55fbb4538270), 'B')
   Call: (208) [system] 'B'='('
   Fail: (208) [system] 'B'='('
   Call: (208) [system] 'B'='['
   Fail: (208) [system] 'B'='['
   Call: (208) [system] 'B'='{'
   Fail: (208) [system] 'B'='{'
   Call: (208) [system] 'B'='"'
   Fail: (208) [system] 'B'='"'
   Call: (208) [system] 'B'=!
   Fail: (208) [system] 'B'=!
   Call: (208) [system] 'B'='\''
   Fail: (208) [system] 'B'='\''
   Call: (208) [system] 'B'='`'
   Fail: (208) [system] 'B'='`'
   Call: (208) [system] 'B'=end_of_file
   Fail: (208) [system] 'B'=end_of_file
^  Call: (208) [user] read_symbolic(')', (0x55fbb4538270), 'B', _1381502)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1417012)
   Call: (210) [system] peek_char((0x55fbb4538270), _1417946)
   Exit: (210) [system] peek_char((0x55fbb4538270), ')')
^  Call: (210) [user] is_delimiter(')')
   Call: (211) [system] char_type(')', space)
   Fail: (211) [system] char_type(')', space)
   Call: (211) [system] arg(_1422666, v('(', ')', end_of_file), ')')
   Exit: (211) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (210) [user] is_delimiter(')')
   Call: (210) [system] _1417012=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (209) [user] classify_and_convert_charseq(['B'], _1381502)
^  Call: (210) [user] classify_and_convert_charseq_(['B'], _1429102)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_1430054, _1430056), once(user:catch(read_from_chars(['B'], _1429102), _1430036, fail)), '$restore_trace'(_1430054, _1430056))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_1430054, _1430056))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1429102), _1430036, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(_1429102)
   Fail: (211) [system] atomic(_1429102)
   Call: (211) [system] atom_chars(_1429102, ['B'])
   Exit: (211) [system] atom_chars('B', ['B'])
^  Exit: (210) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (210) [system] integer('B')
   Fail: (210) [system] integer('B')
   Call: (210) [system] _1381502='B'
   Exit: (210) [system] 'B'='B'
^  Exit: (209) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (208) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (207) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _1444052)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1445910)
   Exit: (209) [system] peek_char((0x55fbb4538270), ')')
   Call: (209) [system] ')'=(;)
   Fail: (209) [system] ')'=(;)
   Call: (209) [system] ')'=(/)
   Fail: (209) [system] ')'=(/)
^  Call: (209) [user] is_like_space(')')
   Call: (210) [system] char_type(')', 'white')
   Fail: (210) [system] char_type(')', 'white')
   Call: (210) [system] char_type(')', end_of_line)
   Fail: (210) [system] char_type(')', end_of_line)
   Call: (210) [system] char_type(')', space)
   Fail: (210) [system] char_type(')', space)
   Call: (210) [system] char_type(')', cntrl)
   Fail: (210) [system] char_type(')', cntrl)
^  Fail: (209) [user] is_like_space(')')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1461920)
   Exit: (208) [system] peek_char((0x55fbb4538270), ')')
   Call: (208) [system] ')'=')'
   Exit: (208) [system] ')'=')'
   Call: (208) [system] get_char((0x55fbb4538270), _1465710)
   Exit: (208) [system] get_char((0x55fbb4538270), ')')
   Call: (208) [system] _1444052=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), [])
   Call: (207) [system] _1344842=['B']
   Exit: (207) [system] ['B']=['B']
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (206) [system] _1247504=['A', 'B']
   Exit: (206) [system] ['A', 'B']=['A', 'B']
^  Exit: (205) [user] read_list(')', (0x55fbb4538270), ['A', 'B'])
   Call: (205) [system] _1041428=['AndLink', 'A', 'B']
   Exit: (205) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (204) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Exit: (203) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Call: (203) [user] read_list(')', (0x55fbb4538270), _1479592)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1481450)
   Exit: (205) [system] peek_char((0x55fbb4538270), ' ')
   Call: (205) [system] ' '=(;)
   Fail: (205) [system] ' '=(;)
   Call: (205) [system] ' '=(/)
   Fail: (205) [system] ' '=(/)
^  Call: (205) [user] is_like_space(' ')
   Call: (206) [system] char_type(' ', 'white')
   Exit: (206) [system] char_type(' ', 'white')
^  Exit: (205) [user] is_like_space(' ')
   Call: (205) [system] get_char((0x55fbb4538270), _1491044)
   Exit: (205) [system] get_char((0x55fbb4538270), ' ')
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1493748)
   Exit: (206) [system] peek_char((0x55fbb4538270), 'C')
   Call: (206) [system] 'C'=(;)
   Fail: (206) [system] 'C'=(;)
   Call: (206) [system] 'C'=(/)
   Fail: (206) [system] 'C'=(/)
^  Call: (206) [user] is_like_space('C')
   Call: (207) [system] char_type('C', 'white')
   Fail: (207) [system] char_type('C', 'white')
   Call: (207) [system] char_type('C', end_of_line)
   Fail: (207) [system] char_type('C', end_of_line)
   Call: (207) [system] char_type('C', space)
   Fail: (207) [system] char_type('C', space)
   Call: (207) [system] char_type('C', cntrl)
   Fail: (207) [system] char_type('C', cntrl)
^  Fail: (206) [user] is_like_space('C')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1510682)
   Exit: (204) [system] peek_char((0x55fbb4538270), 'C')
   Call: (204) [system] 'C'=')'
   Fail: (204) [system] 'C'=')'
   Call: (204) [system] 'C'=end_of_file
   Fail: (204) [system] 'C'=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55fbb4538270), _1516252)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1518110)
   Exit: (206) [system] peek_char((0x55fbb4538270), 'C')
   Call: (206) [system] 'C'=(;)
   Fail: (206) [system] 'C'=(;)
   Call: (206) [system] 'C'=(/)
   Fail: (206) [system] 'C'=(/)
^  Call: (206) [user] is_like_space('C')
   Call: (207) [system] char_type('C', 'white')
   Fail: (207) [system] char_type('C', 'white')
   Call: (207) [system] char_type('C', end_of_line)
   Fail: (207) [system] char_type('C', end_of_line)
   Call: (207) [system] char_type('C', space)
   Fail: (207) [system] char_type('C', space)
   Call: (207) [system] char_type('C', cntrl)
   Fail: (207) [system] char_type('C', cntrl)
^  Fail: (206) [user] is_like_space('C')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] get_char((0x55fbb4538270), _1534120)
   Exit: (205) [system] get_char((0x55fbb4538270), 'C')
   Call: (205) [system] 'C'='('
   Fail: (205) [system] 'C'='('
   Call: (205) [system] 'C'='['
   Fail: (205) [system] 'C'='['
   Call: (205) [system] 'C'='{'
   Fail: (205) [system] 'C'='{'
   Call: (205) [system] 'C'='"'
   Fail: (205) [system] 'C'='"'
   Call: (205) [system] 'C'=!
   Fail: (205) [system] 'C'=!
   Call: (205) [system] 'C'='\''
   Fail: (205) [system] 'C'='\''
   Call: (205) [system] 'C'='`'
   Fail: (205) [system] 'C'='`'
   Call: (205) [system] 'C'=end_of_file
   Fail: (205) [system] 'C'=end_of_file
^  Call: (205) [user] read_symbolic(')', (0x55fbb4538270), 'C', _1516252)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1551762)
   Call: (207) [system] peek_char((0x55fbb4538270), _1552696)
   Exit: (207) [system] peek_char((0x55fbb4538270), ')')
^  Call: (207) [user] is_delimiter(')')
   Call: (208) [system] char_type(')', space)
   Fail: (208) [system] char_type(')', space)
   Call: (208) [system] arg(_1557416, v('(', ')', end_of_file), ')')
   Exit: (208) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (207) [user] is_delimiter(')')
   Call: (207) [system] _1551762=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (206) [user] classify_and_convert_charseq(['C'], _1516252)
^  Call: (207) [user] classify_and_convert_charseq_(['C'], _1563852)
^  Call: (209) [system] setup_call_cleanup('$notrace'(_1564804, _1564806), once(user:catch(read_from_chars(['C'], _1563852), _1564786, fail)), '$restore_trace'(_1564804, _1564806))
^  Call: (210) [system] sig_atomic(system:'$notrace'(_1564804, _1564806))
^  Exit: (209) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1563852), _1564786, fail)), system:'$restore_trace'(3, -1))
   Call: (208) [system] atomic(_1563852)
   Fail: (208) [system] atomic(_1563852)
   Call: (208) [system] atom_chars(_1563852, ['C'])
   Exit: (208) [system] atom_chars('C', ['C'])
^  Exit: (207) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (207) [system] integer('C')
   Fail: (207) [system] integer('C')
   Call: (207) [system] _1516252='C'
   Exit: (207) [system] 'C'='C'
^  Exit: (206) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (205) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (204) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (204) [user] read_list(')', (0x55fbb4538270), _1578802)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1580660)
   Exit: (206) [system] peek_char((0x55fbb4538270), ')')
   Call: (206) [system] ')'=(;)
   Fail: (206) [system] ')'=(;)
   Call: (206) [system] ')'=(/)
   Fail: (206) [system] ')'=(/)
^  Call: (206) [user] is_like_space(')')
   Call: (207) [system] char_type(')', 'white')
   Fail: (207) [system] char_type(')', 'white')
   Call: (207) [system] char_type(')', end_of_line)
   Fail: (207) [system] char_type(')', end_of_line)
   Call: (207) [system] char_type(')', space)
   Fail: (207) [system] char_type(')', space)
   Call: (207) [system] char_type(')', cntrl)
   Fail: (207) [system] char_type(')', cntrl)
^  Fail: (206) [user] is_like_space(')')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1596670)
   Exit: (205) [system] peek_char((0x55fbb4538270), ')')
   Call: (205) [system] ')'=')'
   Exit: (205) [system] ')'=')'
   Call: (205) [system] get_char((0x55fbb4538270), _1600460)
   Exit: (205) [system] get_char((0x55fbb4538270), ')')
   Call: (205) [system] _1578802=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_list(')', (0x55fbb4538270), [])
   Call: (204) [system] _1479592=['C']
   Exit: (204) [system] ['C']=['C']
^  Exit: (203) [user] read_list(')', (0x55fbb4538270), ['C'])
   Call: (203) [system] _1004768=[['AndLink', 'A', 'B'], 'C']
   Exit: (203) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'A', 'B'], 'C'])
   Call: (202) [system] _731772=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (202) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _1614342)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1616200)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _1625794)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1628498)
   Exit: (203) [system] peek_char((0x55fbb4538270), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
   Call: (203) [system] '('=(/)
   Fail: (203) [system] '('=(/)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1645432)
   Exit: (201) [system] peek_char((0x55fbb4538270), '(')
   Call: (201) [system] '('=')'
   Fail: (201) [system] '('=')'
   Call: (201) [system] '('=end_of_file
   Fail: (201) [system] '('=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _1651002)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1652860)
   Exit: (203) [system] peek_char((0x55fbb4538270), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
   Call: (203) [system] '('=(/)
   Fail: (203) [system] '('=(/)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _1668870)
   Exit: (202) [system] get_char((0x55fbb4538270), '(')
   Call: (202) [system] '('='('
   Exit: (202) [system] '('='('
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _1651002)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1674440)
   Exit: (204) [system] peek_char((0x55fbb4538270), 'I')
   Call: (204) [system] 'I'=(;)
   Fail: (204) [system] 'I'=(;)
   Call: (204) [system] 'I'=(/)
   Fail: (204) [system] 'I'=(/)
^  Call: (204) [user] is_like_space('I')
   Call: (205) [system] char_type('I', 'white')
   Fail: (205) [system] char_type('I', 'white')
   Call: (205) [system] char_type('I', end_of_line)
   Fail: (205) [system] char_type('I', end_of_line)
   Call: (205) [system] char_type('I', space)
   Fail: (205) [system] char_type('I', space)
   Call: (205) [system] char_type('I', cntrl)
   Fail: (205) [system] char_type('I', cntrl)
^  Fail: (204) [user] is_like_space('I')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1690450)
   Exit: (203) [system] peek_char((0x55fbb4538270), 'I')
   Call: (203) [system] 'I'=')'
   Fail: (203) [system] 'I'=')'
   Call: (203) [system] 'I'=end_of_file
   Fail: (203) [system] 'I'=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55fbb4538270), _1696020)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1697878)
   Exit: (205) [system] peek_char((0x55fbb4538270), 'I')
   Call: (205) [system] 'I'=(;)
   Fail: (205) [system] 'I'=(;)
   Call: (205) [system] 'I'=(/)
   Fail: (205) [system] 'I'=(/)
^  Call: (205) [user] is_like_space('I')
   Call: (206) [system] char_type('I', 'white')
   Fail: (206) [system] char_type('I', 'white')
   Call: (206) [system] char_type('I', end_of_line)
   Fail: (206) [system] char_type('I', end_of_line)
   Call: (206) [system] char_type('I', space)
   Fail: (206) [system] char_type('I', space)
   Call: (206) [system] char_type('I', cntrl)
   Fail: (206) [system] char_type('I', cntrl)
^  Fail: (205) [user] is_like_space('I')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] get_char((0x55fbb4538270), _1713888)
   Exit: (204) [system] get_char((0x55fbb4538270), 'I')
   Call: (204) [system] 'I'='('
   Fail: (204) [system] 'I'='('
   Call: (204) [system] 'I'='['
   Fail: (204) [system] 'I'='['
   Call: (204) [system] 'I'='{'
   Fail: (204) [system] 'I'='{'
   Call: (204) [system] 'I'='"'
   Fail: (204) [system] 'I'='"'
   Call: (204) [system] 'I'=!
   Fail: (204) [system] 'I'=!
   Call: (204) [system] 'I'='\''
   Fail: (204) [system] 'I'='\''
   Call: (204) [system] 'I'='`'
   Fail: (204) [system] 'I'='`'
   Call: (204) [system] 'I'=end_of_file
   Fail: (204) [system] 'I'=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55fbb4538270), 'I', _1696020)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1731530)
   Call: (206) [system] peek_char((0x55fbb4538270), _1732464)
   Exit: (206) [system] peek_char((0x55fbb4538270), m)
^  Call: (206) [user] is_delimiter(m)
   Call: (207) [system] char_type(m, space)
   Fail: (207) [system] char_type(m, space)
   Call: (207) [system] arg(_1737184, v('(', ')', end_of_file), m)
   Fail: (207) [system] arg(_1738116, v('(', ')', end_of_file), m)
^  Fail: (206) [user] is_delimiter(m)
   Call: (206) [system] ')'==m
   Fail: (206) [system] ')'==m
   Call: (206) [system] get_char((0x55fbb4538270), m)
   Exit: (206) [system] get_char((0x55fbb4538270), m)
   Call: (206) [system] m=(\)
   Fail: (206) [system] m=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1745466)
   Call: (207) [system] peek_char((0x55fbb4538270), _1746400)
   Exit: (207) [system] peek_char((0x55fbb4538270), p)
^  Call: (207) [user] is_delimiter(p)
   Call: (208) [system] char_type(p, space)
   Fail: (208) [system] char_type(p, space)
   Call: (208) [system] arg(_1751120, v('(', ')', end_of_file), p)
   Fail: (208) [system] arg(_1752052, v('(', ')', end_of_file), p)
^  Fail: (207) [user] is_delimiter(p)
   Call: (207) [system] ')'==p
   Fail: (207) [system] ')'==p
   Call: (207) [system] get_char((0x55fbb4538270), p)
   Exit: (207) [system] get_char((0x55fbb4538270), p)
   Call: (207) [system] p=(\)
   Fail: (207) [system] p=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1759402)
   Call: (208) [system] peek_char((0x55fbb4538270), _1760336)
   Exit: (208) [system] peek_char((0x55fbb4538270), l)
^  Call: (208) [user] is_delimiter(l)
   Call: (209) [system] char_type(l, space)
   Fail: (209) [system] char_type(l, space)
   Call: (209) [system] arg(_1765056, v('(', ')', end_of_file), l)
   Fail: (209) [system] arg(_1765988, v('(', ')', end_of_file), l)
^  Fail: (208) [user] is_delimiter(l)
   Call: (208) [system] ')'==l
   Fail: (208) [system] ')'==l
   Call: (208) [system] get_char((0x55fbb4538270), l)
   Exit: (208) [system] get_char((0x55fbb4538270), l)
   Call: (208) [system] l=(\)
   Fail: (208) [system] l=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1773338)
   Call: (209) [system] peek_char((0x55fbb4538270), _1774272)
   Exit: (209) [system] peek_char((0x55fbb4538270), i)
^  Call: (209) [user] is_delimiter(i)
   Call: (210) [system] char_type(i, space)
   Fail: (210) [system] char_type(i, space)
   Call: (210) [system] arg(_1778992, v('(', ')', end_of_file), i)
   Fail: (210) [system] arg(_1779924, v('(', ')', end_of_file), i)
^  Fail: (209) [user] is_delimiter(i)
   Call: (209) [system] ')'==i
   Fail: (209) [system] ')'==i
   Call: (209) [system] get_char((0x55fbb4538270), i)
   Exit: (209) [system] get_char((0x55fbb4538270), i)
   Call: (209) [system] i=(\)
   Fail: (209) [system] i=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1787274)
   Call: (210) [system] peek_char((0x55fbb4538270), _1788208)
   Exit: (210) [system] peek_char((0x55fbb4538270), c)
^  Call: (210) [user] is_delimiter(c)
   Call: (211) [system] char_type(c, space)
   Fail: (211) [system] char_type(c, space)
   Call: (211) [system] arg(_1792928, v('(', ')', end_of_file), c)
   Fail: (211) [system] arg(_1793860, v('(', ')', end_of_file), c)
^  Fail: (210) [user] is_delimiter(c)
   Call: (210) [system] ')'==c
   Fail: (210) [system] ')'==c
   Call: (210) [system] get_char((0x55fbb4538270), c)
   Exit: (210) [system] get_char((0x55fbb4538270), c)
   Call: (210) [system] c=(\)
   Fail: (210) [system] c=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1801210)
   Call: (211) [system] peek_char((0x55fbb4538270), _1802144)
   Exit: (211) [system] peek_char((0x55fbb4538270), a)
^  Call: (211) [user] is_delimiter(a)
   Call: (212) [system] char_type(a, space)
   Fail: (212) [system] char_type(a, space)
   Call: (212) [system] arg(_1806864, v('(', ')', end_of_file), a)
   Fail: (212) [system] arg(_1807796, v('(', ')', end_of_file), a)
^  Fail: (211) [user] is_delimiter(a)
   Call: (211) [system] ')'==a
   Fail: (211) [system] ')'==a
   Call: (211) [system] get_char((0x55fbb4538270), a)
   Exit: (211) [system] get_char((0x55fbb4538270), a)
   Call: (211) [system] a=(\)
   Fail: (211) [system] a=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1815146)
   Call: (212) [system] peek_char((0x55fbb4538270), _1816080)
   Exit: (212) [system] peek_char((0x55fbb4538270), t)
^  Call: (212) [user] is_delimiter(t)
   Call: (213) [system] char_type(t, space)
   Fail: (213) [system] char_type(t, space)
   Call: (213) [system] arg(_1820800, v('(', ')', end_of_file), t)
   Fail: (213) [system] arg(_1821732, v('(', ')', end_of_file), t)
^  Fail: (212) [user] is_delimiter(t)
   Call: (212) [system] ')'==t
   Fail: (212) [system] ')'==t
   Call: (212) [system] get_char((0x55fbb4538270), t)
   Exit: (212) [system] get_char((0x55fbb4538270), t)
   Call: (212) [system] t=(\)
   Fail: (212) [system] t=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1829082)
   Call: (213) [system] peek_char((0x55fbb4538270), _1830016)
   Exit: (213) [system] peek_char((0x55fbb4538270), i)
^  Call: (213) [user] is_delimiter(i)
   Call: (214) [system] char_type(i, space)
   Fail: (214) [system] char_type(i, space)
   Call: (214) [system] arg(_1834736, v('(', ')', end_of_file), i)
   Fail: (214) [system] arg(_1835668, v('(', ')', end_of_file), i)
^  Fail: (213) [user] is_delimiter(i)
   Call: (213) [system] ')'==i
   Fail: (213) [system] ')'==i
   Call: (213) [system] get_char((0x55fbb4538270), i)
   Exit: (213) [system] get_char((0x55fbb4538270), i)
   Call: (213) [system] i=(\)
   Fail: (213) [system] i=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1843018)
   Call: (214) [system] peek_char((0x55fbb4538270), _1843952)
   Exit: (214) [system] peek_char((0x55fbb4538270), o)
^  Call: (214) [user] is_delimiter(o)
   Call: (215) [system] char_type(o, space)
   Fail: (215) [system] char_type(o, space)
   Call: (215) [system] arg(_1848672, v('(', ')', end_of_file), o)
   Fail: (215) [system] arg(_1849604, v('(', ')', end_of_file), o)
^  Fail: (214) [user] is_delimiter(o)
   Call: (214) [system] ')'==o
   Fail: (214) [system] ')'==o
   Call: (214) [system] get_char((0x55fbb4538270), o)
   Exit: (214) [system] get_char((0x55fbb4538270), o)
   Call: (214) [system] o=(\)
   Fail: (214) [system] o=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1856954)
   Call: (215) [system] peek_char((0x55fbb4538270), _1857888)
   Exit: (215) [system] peek_char((0x55fbb4538270), n)
^  Call: (215) [user] is_delimiter(n)
   Call: (216) [system] char_type(n, space)
   Fail: (216) [system] char_type(n, space)
   Call: (216) [system] arg(_1862608, v('(', ')', end_of_file), n)
   Fail: (216) [system] arg(_1863540, v('(', ')', end_of_file), n)
^  Fail: (215) [user] is_delimiter(n)
   Call: (215) [system] ')'==n
   Fail: (215) [system] ')'==n
   Call: (215) [system] get_char((0x55fbb4538270), n)
   Exit: (215) [system] get_char((0x55fbb4538270), n)
   Call: (215) [system] n=(\)
   Fail: (215) [system] n=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1870890)
   Call: (216) [system] peek_char((0x55fbb4538270), _1871824)
   Exit: (216) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (216) [user] is_delimiter(' ')
   Call: (217) [system] char_type(' ', space)
   Exit: (217) [system] char_type(' ', space)
^  Exit: (216) [user] is_delimiter(' ')
   Call: (216) [system] _1870890=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (215) [system] _1856954=[n]
   Exit: (215) [system] [n]=[n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (214) [system] _1843018=[o, n]
   Exit: (214) [system] [o, n]=[o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (213) [system] _1829082=[i, o, n]
   Exit: (213) [system] [i, o, n]=[i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (212) [system] _1815146=[t, i, o, n]
   Exit: (212) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (211) [system] _1801210=[a, t, i, o, n]
   Exit: (211) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (210) [system] _1787274=[c, a, t, i, o, n]
   Exit: (210) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (209) [system] _1773338=[i, c, a, t, i, o, n]
   Exit: (209) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (208) [system] _1759402=[l, i, c, a, t, i, o, n]
   Exit: (208) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (207) [system] _1745466=[p, l, i, c, a, t, i, o, n]
   Exit: (207) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (206) [system] _1731530=[m, p, l, i, c, a, t, i, o, n]
   Exit: (206) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (205) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _1696020)
^  Call: (206) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _1909048)
^  Call: (208) [system] setup_call_cleanup('$notrace'(_1910000, _1910002), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1909048), _1909982, fail)), '$restore_trace'(_1910000, _1910002))
^  Call: (209) [system] sig_atomic(system:'$notrace'(_1910000, _1910002))
^  Exit: (208) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1909048), _1909982, fail)), system:'$restore_trace'(3, -1))
   Call: (207) [system] atomic(_1909048)
   Fail: (207) [system] atomic(_1909048)
   Call: (207) [system] atom_chars(_1909048, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (207) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (206) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (206) [system] integer('Implication')
   Fail: (206) [system] integer('Implication')
   Call: (206) [system] _1696020='Implication'
   Exit: (206) [system] 'Implication'='Implication'
^  Exit: (205) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (204) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (203) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (203) [user] read_list(')', (0x55fbb4538270), _1923998)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1925856)
   Exit: (205) [system] peek_char((0x55fbb4538270), ' ')
   Call: (205) [system] ' '=(;)
   Fail: (205) [system] ' '=(;)
   Call: (205) [system] ' '=(/)
   Fail: (205) [system] ' '=(/)
^  Call: (205) [user] is_like_space(' ')
   Call: (206) [system] char_type(' ', 'white')
   Exit: (206) [system] char_type(' ', 'white')
^  Exit: (205) [user] is_like_space(' ')
   Call: (205) [system] get_char((0x55fbb4538270), _1935450)
   Exit: (205) [system] get_char((0x55fbb4538270), ' ')
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1938154)
   Exit: (206) [system] peek_char((0x55fbb4538270), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
   Call: (206) [system] '('=(/)
   Fail: (206) [system] '('=(/)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1955088)
   Exit: (204) [system] peek_char((0x55fbb4538270), '(')
   Call: (204) [system] '('=')'
   Fail: (204) [system] '('=')'
   Call: (204) [system] '('=end_of_file
   Fail: (204) [system] '('=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55fbb4538270), _1960658)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1962516)
   Exit: (206) [system] peek_char((0x55fbb4538270), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
   Call: (206) [system] '('=(/)
   Fail: (206) [system] '('=(/)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] get_char((0x55fbb4538270), _1978526)
   Exit: (205) [system] get_char((0x55fbb4538270), '(')
   Call: (205) [system] '('='('
   Exit: (205) [system] '('='('
^  Call: (205) [user] read_list(')', (0x55fbb4538270), _1960658)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1984096)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'A')
   Call: (207) [system] 'A'=(;)
   Fail: (207) [system] 'A'=(;)
   Call: (207) [system] 'A'=(/)
   Fail: (207) [system] 'A'=(/)
^  Call: (207) [user] is_like_space('A')
   Call: (208) [system] char_type('A', 'white')
   Fail: (208) [system] char_type('A', 'white')
   Call: (208) [system] char_type('A', end_of_line)
   Fail: (208) [system] char_type('A', end_of_line)
   Call: (208) [system] char_type('A', space)
   Fail: (208) [system] char_type('A', space)
   Call: (208) [system] char_type('A', cntrl)
   Fail: (208) [system] char_type('A', cntrl)
^  Fail: (207) [user] is_like_space('A')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _2000106)
   Exit: (206) [system] peek_char((0x55fbb4538270), 'A')
   Call: (206) [system] 'A'=')'
   Fail: (206) [system] 'A'=')'
   Call: (206) [system] 'A'=end_of_file
   Fail: (206) [system] 'A'=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55fbb4538270), _2005676)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _2007534)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'A')
   Call: (208) [system] 'A'=(;)
   Fail: (208) [system] 'A'=(;)
   Call: (208) [system] 'A'=(/)
   Fail: (208) [system] 'A'=(/)
^  Call: (208) [user] is_like_space('A')
   Call: (209) [system] char_type('A', 'white')
   Fail: (209) [system] char_type('A', 'white')
   Call: (209) [system] char_type('A', end_of_line)
   Fail: (209) [system] char_type('A', end_of_line)
   Call: (209) [system] char_type('A', space)
   Fail: (209) [system] char_type('A', space)
   Call: (209) [system] char_type('A', cntrl)
   Fail: (209) [system] char_type('A', cntrl)
^  Fail: (208) [user] is_like_space('A')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] get_char((0x55fbb4538270), _2023544)
   Exit: (207) [system] get_char((0x55fbb4538270), 'A')
   Call: (207) [system] 'A'='('
   Fail: (207) [system] 'A'='('
   Call: (207) [system] 'A'='['
   Fail: (207) [system] 'A'='['
   Call: (207) [system] 'A'='{'
   Fail: (207) [system] 'A'='{'
   Call: (207) [system] 'A'='"'
   Fail: (207) [system] 'A'='"'
   Call: (207) [system] 'A'=!
   Fail: (207) [system] 'A'=!
   Call: (207) [system] 'A'='\''
   Fail: (207) [system] 'A'='\''
   Call: (207) [system] 'A'='`'
   Fail: (207) [system] 'A'='`'
   Call: (207) [system] 'A'=end_of_file
   Fail: (207) [system] 'A'=end_of_file
^  Call: (207) [user] read_symbolic(')', (0x55fbb4538270), 'A', _2005676)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _2041186)
   Call: (209) [system] peek_char((0x55fbb4538270), _2042120)
   Exit: (209) [system] peek_char((0x55fbb4538270), n)
^  Call: (209) [user] is_delimiter(n)
   Call: (210) [system] char_type(n, space)
   Fail: (210) [system] char_type(n, space)
   Call: (210) [system] arg(_2046840, v('(', ')', end_of_file), n)
   Fail: (210) [system] arg(_2047772, v('(', ')', end_of_file), n)
^  Fail: (209) [user] is_delimiter(n)
   Call: (209) [system] ')'==n
   Fail: (209) [system] ')'==n
   Call: (209) [system] get_char((0x55fbb4538270), n)
   Exit: (209) [system] get_char((0x55fbb4538270), n)
   Call: (209) [system] n=(\)
   Fail: (209) [system] n=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _2055122)
   Call: (210) [system] peek_char((0x55fbb4538270), _2056056)
   Exit: (210) [system] peek_char((0x55fbb4538270), d)
^  Call: (210) [user] is_delimiter(d)
   Call: (211) [system] char_type(d, space)
   Fail: (211) [system] char_type(d, space)
   Call: (211) [system] arg(_2060776, v('(', ')', end_of_file), d)
   Fail: (211) [system] arg(_2061708, v('(', ')', end_of_file), d)
^  Fail: (210) [user] is_delimiter(d)
   Call: (210) [system] ')'==d
   Fail: (210) [system] ')'==d
   Call: (210) [system] get_char((0x55fbb4538270), d)
   Exit: (210) [system] get_char((0x55fbb4538270), d)
   Call: (210) [system] d=(\)
   Fail: (210) [system] d=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _2069058)
   Call: (211) [system] peek_char((0x55fbb4538270), _2069992)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (211) [user] is_delimiter('L')
   Call: (212) [system] char_type('L', space)
   Fail: (212) [system] char_type('L', space)
   Call: (212) [system] arg(_2074712, v('(', ')', end_of_file), 'L')
   Fail: (212) [system] arg(_2075644, v('(', ')', end_of_file), 'L')
^  Fail: (211) [user] is_delimiter('L')
   Call: (211) [system] ')'=='L'
   Fail: (211) [system] ')'=='L'
   Call: (211) [system] get_char((0x55fbb4538270), 'L')
   Exit: (211) [system] get_char((0x55fbb4538270), 'L')
   Call: (211) [system] 'L'=(\)
   Fail: (211) [system] 'L'=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _2082994)
   Call: (212) [system] peek_char((0x55fbb4538270), _2083928)
   Exit: (212) [system] peek_char((0x55fbb4538270), i)
^  Call: (212) [user] is_delimiter(i)
   Call: (213) [system] char_type(i, space)
   Fail: (213) [system] char_type(i, space)
   Call: (213) [system] arg(_2088648, v('(', ')', end_of_file), i)
   Fail: (213) [system] arg(_2089580, v('(', ')', end_of_file), i)
^  Fail: (212) [user] is_delimiter(i)
   Call: (212) [system] ')'==i
   Fail: (212) [system] ')'==i
   Call: (212) [system] get_char((0x55fbb4538270), i)
   Exit: (212) [system] get_char((0x55fbb4538270), i)
   Call: (212) [system] i=(\)
   Fail: (212) [system] i=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _3762)
   Call: (213) [system] peek_char((0x55fbb4538270), _4650)
   Exit: (213) [system] peek_char((0x55fbb4538270), n)
^  Call: (213) [user] is_delimiter(n)
   Call: (214) [system] char_type(n, space)
   Fail: (214) [system] char_type(n, space)
   Call: (214) [system] arg(_9370, v('(', ')', end_of_file), n)
   Fail: (214) [system] arg(_10302, v('(', ')', end_of_file), n)
^  Fail: (213) [user] is_delimiter(n)
   Call: (213) [system] ')'==n
   Fail: (213) [system] ')'==n
   Call: (213) [system] get_char((0x55fbb4538270), n)
   Exit: (213) [system] get_char((0x55fbb4538270), n)
   Call: (213) [system] n=(\)
   Fail: (213) [system] n=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _17652)
   Call: (214) [system] peek_char((0x55fbb4538270), _18586)
   Exit: (214) [system] peek_char((0x55fbb4538270), k)
^  Call: (214) [user] is_delimiter(k)
   Call: (215) [system] char_type(k, space)
   Fail: (215) [system] char_type(k, space)
   Call: (215) [system] arg(_23306, v('(', ')', end_of_file), k)
   Fail: (215) [system] arg(_24238, v('(', ')', end_of_file), k)
^  Fail: (214) [user] is_delimiter(k)
   Call: (214) [system] ')'==k
   Fail: (214) [system] ')'==k
   Call: (214) [system] get_char((0x55fbb4538270), k)
   Exit: (214) [system] get_char((0x55fbb4538270), k)
   Call: (214) [system] k=(\)
   Fail: (214) [system] k=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _31588)
   Call: (215) [system] peek_char((0x55fbb4538270), _32522)
   Exit: (215) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (215) [user] is_delimiter(' ')
   Call: (216) [system] char_type(' ', space)
   Exit: (216) [system] char_type(' ', space)
^  Exit: (215) [user] is_delimiter(' ')
   Call: (215) [system] _31588=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (214) [system] _17652=[k]
   Exit: (214) [system] [k]=[k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (213) [system] _3762=[n, k]
   Exit: (213) [system] [n, k]=[n, k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (212) [system] _3756=[i, n, k]
   Exit: (212) [system] [i, n, k]=[i, n, k]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (211) [system] _3752=['L', i, n, k]
   Exit: (211) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (210) [system] _3748=[d, 'L', i, n, k]
   Exit: (210) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (209) [system] _3744=[n, d, 'L', i, n, k]
   Exit: (209) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (208) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _3740)
^  Call: (209) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _58570)
^  Call: (211) [system] setup_call_cleanup('$notrace'(_59522, _59524), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _58570), _59504, fail)), '$restore_trace'(_59522, _59524))
^  Call: (212) [system] sig_atomic(system:'$notrace'(_59522, _59524))
^  Exit: (211) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _58570), _59504, fail)), system:'$restore_trace'(3, -1))
   Call: (210) [system] atomic(_58570)
   Fail: (210) [system] atomic(_58570)
   Call: (210) [system] atom_chars(_58570, ['A', n, d, 'L', i, n, k])
   Exit: (210) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (209) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (209) [system] integer('AndLink')
   Fail: (209) [system] integer('AndLink')
   Call: (209) [system] _3740='AndLink'
   Exit: (209) [system] 'AndLink'='AndLink'
^  Exit: (208) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (207) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (206) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _73520)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _75378)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
   Call: (208) [system] ' '=(;)
   Fail: (208) [system] ' '=(;)
   Call: (208) [system] ' '=(/)
   Fail: (208) [system] ' '=(/)
^  Call: (208) [user] is_like_space(' ')
   Call: (209) [system] char_type(' ', 'white')
   Exit: (209) [system] char_type(' ', 'white')
^  Exit: (208) [user] is_like_space(' ')
   Call: (208) [system] get_char((0x55fbb4538270), _84972)
   Exit: (208) [system] get_char((0x55fbb4538270), ' ')
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _87676)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'A')
   Call: (209) [system] 'A'=(;)
   Fail: (209) [system] 'A'=(;)
   Call: (209) [system] 'A'=(/)
   Fail: (209) [system] 'A'=(/)
^  Call: (209) [user] is_like_space('A')
   Call: (210) [system] char_type('A', 'white')
   Fail: (210) [system] char_type('A', 'white')
   Call: (210) [system] char_type('A', end_of_line)
   Fail: (210) [system] char_type('A', end_of_line)
   Call: (210) [system] char_type('A', space)
   Fail: (210) [system] char_type('A', space)
   Call: (210) [system] char_type('A', cntrl)
   Fail: (210) [system] char_type('A', cntrl)
^  Fail: (209) [user] is_like_space('A')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _104610)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'A')
   Call: (207) [system] 'A'=')'
   Fail: (207) [system] 'A'=')'
   Call: (207) [system] 'A'=end_of_file
   Fail: (207) [system] 'A'=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55fbb4538270), _110180)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _112038)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'A')
   Call: (209) [system] 'A'=(;)
   Fail: (209) [system] 'A'=(;)
   Call: (209) [system] 'A'=(/)
   Fail: (209) [system] 'A'=(/)
^  Call: (209) [user] is_like_space('A')
   Call: (210) [system] char_type('A', 'white')
   Fail: (210) [system] char_type('A', 'white')
   Call: (210) [system] char_type('A', end_of_line)
   Fail: (210) [system] char_type('A', end_of_line)
   Call: (210) [system] char_type('A', space)
   Fail: (210) [system] char_type('A', space)
   Call: (210) [system] char_type('A', cntrl)
   Fail: (210) [system] char_type('A', cntrl)
^  Fail: (209) [user] is_like_space('A')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] get_char((0x55fbb4538270), _128048)
   Exit: (208) [system] get_char((0x55fbb4538270), 'A')
   Call: (208) [system] 'A'='('
   Fail: (208) [system] 'A'='('
   Call: (208) [system] 'A'='['
   Fail: (208) [system] 'A'='['
   Call: (208) [system] 'A'='{'
   Fail: (208) [system] 'A'='{'
   Call: (208) [system] 'A'='"'
   Fail: (208) [system] 'A'='"'
   Call: (208) [system] 'A'=!
   Fail: (208) [system] 'A'=!
   Call: (208) [system] 'A'='\''
   Fail: (208) [system] 'A'='\''
   Call: (208) [system] 'A'='`'
   Fail: (208) [system] 'A'='`'
   Call: (208) [system] 'A'=end_of_file
   Fail: (208) [system] 'A'=end_of_file
^  Call: (208) [user] read_symbolic(')', (0x55fbb4538270), 'A', _110180)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _145690)
   Call: (210) [system] peek_char((0x55fbb4538270), _146624)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _145690=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (209) [user] classify_and_convert_charseq(['A'], _110180)
^  Call: (210) [user] classify_and_convert_charseq_(['A'], _155908)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_156860, _156862), once(user:catch(read_from_chars(['A'], _155908), _156842, fail)), '$restore_trace'(_156860, _156862))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_156860, _156862))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _155908), _156842, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(_155908)
   Fail: (211) [system] atomic(_155908)
   Call: (211) [system] atom_chars(_155908, ['A'])
   Exit: (211) [system] atom_chars('A', ['A'])
^  Exit: (210) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (210) [system] integer('A')
   Fail: (210) [system] integer('A')
   Call: (210) [system] _110180='A'
   Exit: (210) [system] 'A'='A'
^  Exit: (209) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (208) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (207) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _170858)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _172716)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
   Call: (209) [system] ' '=(/)
   Fail: (209) [system] ' '=(/)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55fbb4538270), _182310)
   Exit: (209) [system] get_char((0x55fbb4538270), ' ')
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _185014)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'B')
   Call: (210) [system] 'B'=(;)
   Fail: (210) [system] 'B'=(;)
   Call: (210) [system] 'B'=(/)
   Fail: (210) [system] 'B'=(/)
^  Call: (210) [user] is_like_space('B')
   Call: (211) [system] char_type('B', 'white')
   Fail: (211) [system] char_type('B', 'white')
   Call: (211) [system] char_type('B', end_of_line)
   Fail: (211) [system] char_type('B', end_of_line)
   Call: (211) [system] char_type('B', space)
   Fail: (211) [system] char_type('B', space)
   Call: (211) [system] char_type('B', cntrl)
   Fail: (211) [system] char_type('B', cntrl)
^  Fail: (210) [user] is_like_space('B')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _201948)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'B')
   Call: (208) [system] 'B'=')'
   Fail: (208) [system] 'B'=')'
   Call: (208) [system] 'B'=end_of_file
   Fail: (208) [system] 'B'=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55fbb4538270), _207518)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _209376)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'B')
   Call: (210) [system] 'B'=(;)
   Fail: (210) [system] 'B'=(;)
   Call: (210) [system] 'B'=(/)
   Fail: (210) [system] 'B'=(/)
^  Call: (210) [user] is_like_space('B')
   Call: (211) [system] char_type('B', 'white')
   Fail: (211) [system] char_type('B', 'white')
   Call: (211) [system] char_type('B', end_of_line)
   Fail: (211) [system] char_type('B', end_of_line)
   Call: (211) [system] char_type('B', space)
   Fail: (211) [system] char_type('B', space)
   Call: (211) [system] char_type('B', cntrl)
   Fail: (211) [system] char_type('B', cntrl)
^  Fail: (210) [user] is_like_space('B')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] get_char((0x55fbb4538270), _225386)
   Exit: (209) [system] get_char((0x55fbb4538270), 'B')
   Call: (209) [system] 'B'='('
   Fail: (209) [system] 'B'='('
   Call: (209) [system] 'B'='['
   Fail: (209) [system] 'B'='['
   Call: (209) [system] 'B'='{'
   Fail: (209) [system] 'B'='{'
   Call: (209) [system] 'B'='"'
   Fail: (209) [system] 'B'='"'
   Call: (209) [system] 'B'=!
   Fail: (209) [system] 'B'=!
   Call: (209) [system] 'B'='\''
   Fail: (209) [system] 'B'='\''
   Call: (209) [system] 'B'='`'
   Fail: (209) [system] 'B'='`'
   Call: (209) [system] 'B'=end_of_file
   Fail: (209) [system] 'B'=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55fbb4538270), 'B', _207518)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _243028)
   Call: (211) [system] peek_char((0x55fbb4538270), _243962)
   Exit: (211) [system] peek_char((0x55fbb4538270), ')')
^  Call: (211) [user] is_delimiter(')')
   Call: (212) [system] char_type(')', space)
   Fail: (212) [system] char_type(')', space)
   Call: (212) [system] arg(_248682, v('(', ')', end_of_file), ')')
   Exit: (212) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (211) [user] is_delimiter(')')
   Call: (211) [system] _243028=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (210) [user] classify_and_convert_charseq(['B'], _207518)
^  Call: (211) [user] classify_and_convert_charseq_(['B'], _255118)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_256070, _256072), once(user:catch(read_from_chars(['B'], _255118), _256052, fail)), '$restore_trace'(_256070, _256072))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_256070, _256072))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _255118), _256052, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(_255118)
   Fail: (212) [system] atomic(_255118)
   Call: (212) [system] atom_chars(_255118, ['B'])
   Exit: (212) [system] atom_chars('B', ['B'])
^  Exit: (211) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (211) [system] integer('B')
   Fail: (211) [system] integer('B')
   Call: (211) [system] _207518='B'
   Exit: (211) [system] 'B'='B'
^  Exit: (210) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (209) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (208) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _270068)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _271926)
   Exit: (210) [system] peek_char((0x55fbb4538270), ')')
   Call: (210) [system] ')'=(;)
   Fail: (210) [system] ')'=(;)
   Call: (210) [system] ')'=(/)
   Fail: (210) [system] ')'=(/)
^  Call: (210) [user] is_like_space(')')
   Call: (211) [system] char_type(')', 'white')
   Fail: (211) [system] char_type(')', 'white')
   Call: (211) [system] char_type(')', end_of_line)
   Fail: (211) [system] char_type(')', end_of_line)
   Call: (211) [system] char_type(')', space)
   Fail: (211) [system] char_type(')', space)
   Call: (211) [system] char_type(')', cntrl)
   Fail: (211) [system] char_type(')', cntrl)
^  Fail: (210) [user] is_like_space(')')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _287936)
   Exit: (209) [system] peek_char((0x55fbb4538270), ')')
   Call: (209) [system] ')'=')'
   Exit: (209) [system] ')'=')'
   Call: (209) [system] get_char((0x55fbb4538270), _291726)
   Exit: (209) [system] get_char((0x55fbb4538270), ')')
   Call: (209) [system] _270068=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), [])
   Call: (208) [system] _170858=['B']
   Exit: (208) [system] ['B']=['B']
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (207) [system] _73520=['A', 'B']
   Exit: (207) [system] ['A', 'B']=['A', 'B']
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), ['A', 'B'])
   Call: (206) [system] _3734=['AndLink', 'A', 'B']
   Exit: (206) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (205) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Exit: (204) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Call: (204) [user] read_list(')', (0x55fbb4538270), _305608)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _307466)
   Exit: (206) [system] peek_char((0x55fbb4538270), ' ')
   Call: (206) [system] ' '=(;)
   Fail: (206) [system] ' '=(;)
   Call: (206) [system] ' '=(/)
   Fail: (206) [system] ' '=(/)
^  Call: (206) [user] is_like_space(' ')
   Call: (207) [system] char_type(' ', 'white')
   Exit: (207) [system] char_type(' ', 'white')
^  Exit: (206) [user] is_like_space(' ')
   Call: (206) [system] get_char((0x55fbb4538270), _317060)
   Exit: (206) [system] get_char((0x55fbb4538270), ' ')
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _319764)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'C')
   Call: (207) [system] 'C'=(;)
   Fail: (207) [system] 'C'=(;)
   Call: (207) [system] 'C'=(/)
   Fail: (207) [system] 'C'=(/)
^  Call: (207) [user] is_like_space('C')
   Call: (208) [system] char_type('C', 'white')
   Fail: (208) [system] char_type('C', 'white')
   Call: (208) [system] char_type('C', end_of_line)
   Fail: (208) [system] char_type('C', end_of_line)
   Call: (208) [system] char_type('C', space)
   Fail: (208) [system] char_type('C', space)
   Call: (208) [system] char_type('C', cntrl)
   Fail: (208) [system] char_type('C', cntrl)
^  Fail: (207) [user] is_like_space('C')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _336698)
   Exit: (205) [system] peek_char((0x55fbb4538270), 'C')
   Call: (205) [system] 'C'=')'
   Fail: (205) [system] 'C'=')'
   Call: (205) [system] 'C'=end_of_file
   Fail: (205) [system] 'C'=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55fbb4538270), _342268)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _344126)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'C')
   Call: (207) [system] 'C'=(;)
   Fail: (207) [system] 'C'=(;)
   Call: (207) [system] 'C'=(/)
   Fail: (207) [system] 'C'=(/)
^  Call: (207) [user] is_like_space('C')
   Call: (208) [system] char_type('C', 'white')
   Fail: (208) [system] char_type('C', 'white')
   Call: (208) [system] char_type('C', end_of_line)
   Fail: (208) [system] char_type('C', end_of_line)
   Call: (208) [system] char_type('C', space)
   Fail: (208) [system] char_type('C', space)
   Call: (208) [system] char_type('C', cntrl)
   Fail: (208) [system] char_type('C', cntrl)
^  Fail: (207) [user] is_like_space('C')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] get_char((0x55fbb4538270), _360136)
   Exit: (206) [system] get_char((0x55fbb4538270), 'C')
   Call: (206) [system] 'C'='('
   Fail: (206) [system] 'C'='('
   Call: (206) [system] 'C'='['
   Fail: (206) [system] 'C'='['
   Call: (206) [system] 'C'='{'
   Fail: (206) [system] 'C'='{'
   Call: (206) [system] 'C'='"'
   Fail: (206) [system] 'C'='"'
   Call: (206) [system] 'C'=!
   Fail: (206) [system] 'C'=!
   Call: (206) [system] 'C'='\''
   Fail: (206) [system] 'C'='\''
   Call: (206) [system] 'C'='`'
   Fail: (206) [system] 'C'='`'
   Call: (206) [system] 'C'=end_of_file
   Fail: (206) [system] 'C'=end_of_file
^  Call: (206) [user] read_symbolic(')', (0x55fbb4538270), 'C', _342268)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _377778)
   Call: (208) [system] peek_char((0x55fbb4538270), _378712)
   Exit: (208) [system] peek_char((0x55fbb4538270), ')')
^  Call: (208) [user] is_delimiter(')')
   Call: (209) [system] char_type(')', space)
   Fail: (209) [system] char_type(')', space)
   Call: (209) [system] arg(_383432, v('(', ')', end_of_file), ')')
   Exit: (209) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (208) [user] is_delimiter(')')
   Call: (208) [system] _377778=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (207) [user] classify_and_convert_charseq(['C'], _342268)
^  Call: (208) [user] classify_and_convert_charseq_(['C'], _389868)
^  Call: (210) [system] setup_call_cleanup('$notrace'(_390820, _390822), once(user:catch(read_from_chars(['C'], _389868), _390802, fail)), '$restore_trace'(_390820, _390822))
^  Call: (211) [system] sig_atomic(system:'$notrace'(_390820, _390822))
^  Exit: (210) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _389868), _390802, fail)), system:'$restore_trace'(3, -1))
   Call: (209) [system] atomic(_389868)
   Fail: (209) [system] atomic(_389868)
   Call: (209) [system] atom_chars(_389868, ['C'])
   Exit: (209) [system] atom_chars('C', ['C'])
^  Exit: (208) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (208) [system] integer('C')
   Fail: (208) [system] integer('C')
   Call: (208) [system] _342268='C'
   Exit: (208) [system] 'C'='C'
^  Exit: (207) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (206) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (205) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (205) [user] read_list(')', (0x55fbb4538270), _404818)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _406676)
   Exit: (207) [system] peek_char((0x55fbb4538270), ')')
   Call: (207) [system] ')'=(;)
   Fail: (207) [system] ')'=(;)
   Call: (207) [system] ')'=(/)
   Fail: (207) [system] ')'=(/)
^  Call: (207) [user] is_like_space(')')
   Call: (208) [system] char_type(')', 'white')
   Fail: (208) [system] char_type(')', 'white')
   Call: (208) [system] char_type(')', end_of_line)
   Fail: (208) [system] char_type(')', end_of_line)
   Call: (208) [system] char_type(')', space)
   Fail: (208) [system] char_type(')', space)
   Call: (208) [system] char_type(')', cntrl)
   Fail: (208) [system] char_type(')', cntrl)
^  Fail: (207) [user] is_like_space(')')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _422686)
   Exit: (206) [system] peek_char((0x55fbb4538270), ')')
   Call: (206) [system] ')'=')'
   Exit: (206) [system] ')'=')'
   Call: (206) [system] get_char((0x55fbb4538270), _426476)
   Exit: (206) [system] get_char((0x55fbb4538270), ')')
   Call: (206) [system] _404818=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_list(')', (0x55fbb4538270), [])
   Call: (205) [system] _305608=['C']
   Exit: (205) [system] ['C']=['C']
^  Exit: (204) [user] read_list(')', (0x55fbb4538270), ['C'])
   Call: (204) [system] _3730=[['AndLink', 'A', 'B'], 'C']
   Exit: (204) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (203) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'A', 'B'], 'C'])
   Call: (203) [system] _3722=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (203) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _440358)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _442216)
   Exit: (203) [system] peek_char((0x55fbb4538270), ')')
   Call: (203) [system] ')'=(;)
   Fail: (203) [system] ')'=(;)
   Call: (203) [system] ')'=(/)
   Fail: (203) [system] ')'=(/)
^  Call: (203) [user] is_like_space(')')
   Call: (204) [system] char_type(')', 'white')
   Fail: (204) [system] char_type(')', 'white')
   Call: (204) [system] char_type(')', end_of_line)
   Fail: (204) [system] char_type(')', end_of_line)
   Call: (204) [system] char_type(')', space)
   Fail: (204) [system] char_type(')', space)
   Call: (204) [system] char_type(')', cntrl)
   Fail: (204) [system] char_type(')', cntrl)
^  Fail: (203) [user] is_like_space(')')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _458226)
   Exit: (202) [system] peek_char((0x55fbb4538270), ')')
   Call: (202) [system] ')'=')'
   Exit: (202) [system] ')'=')'
   Call: (202) [system] get_char((0x55fbb4538270), _462016)
   Exit: (202) [system] get_char((0x55fbb4538270), ')')
   Call: (202) [system] _440358=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [])
   Call: (201) [system] _3718=[['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (201) [system] [['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (200) [system] _3676=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (200) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (199) [system] _3668=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (199) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _475898)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _477756)
   Exit: (199) [system] peek_char((0x55fbb4538270), ')')
   Call: (199) [system] ')'=(;)
   Fail: (199) [system] ')'=(;)
   Call: (199) [system] ')'=(/)
   Fail: (199) [system] ')'=(/)
^  Call: (199) [user] is_like_space(')')
   Call: (200) [system] char_type(')', 'white')
   Fail: (200) [system] char_type(')', 'white')
   Call: (200) [system] char_type(')', end_of_line)
   Fail: (200) [system] char_type(')', end_of_line)
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] char_type(')', cntrl)
   Fail: (200) [system] char_type(')', cntrl)
^  Fail: (199) [user] is_like_space(')')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _493766)
   Exit: (198) [system] peek_char((0x55fbb4538270), ')')
   Call: (198) [system] ')'=')'
   Exit: (198) [system] ')'=')'
   Call: (198) [system] get_char((0x55fbb4538270), _497556)
   Exit: (198) [system] get_char((0x55fbb4538270), ')')
   Call: (198) [system] _475898=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [])
   Call: (197) [system] _3664=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (197) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (196) [system] _3640=[['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (196) [system] [['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (195) [system] _3632=[:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (195) [system] [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (194) [user] read_list(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Exit: (193) [user] cont_sexpr(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Call: (193) [user] read_list(')', (0x55fbb4538270), _511438)
^  Call: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _513296)
   Exit: (195) [system] peek_char((0x55fbb4538270), '\n')
   Call: (195) [system] '\n'=(;)
   Fail: (195) [system] '\n'=(;)
   Call: (195) [system] '\n'=(/)
   Fail: (195) [system] '\n'=(/)
^  Call: (195) [user] is_like_space('\n')
   Call: (196) [system] char_type('\n', 'white')
   Fail: (196) [system] char_type('\n', 'white')
   Call: (196) [system] char_type('\n', end_of_line)
   Exit: (196) [system] char_type('\n', end_of_line)
^  Exit: (195) [user] is_like_space('\n')
   Call: (195) [system] get_char((0x55fbb4538270), _524746)
   Exit: (195) [system] get_char((0x55fbb4538270), '\n')
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _527450)
   Exit: (196) [system] peek_char((0x55fbb4538270), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
   Call: (196) [system] ' '=(/)
   Fail: (196) [system] ' '=(/)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55fbb4538270), _537044)
   Exit: (196) [system] get_char((0x55fbb4538270), ' ')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _539748)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
   Call: (197) [system] '('=(/)
   Fail: (197) [system] '('=(/)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
^  Exit: (194) [user] skip_spaces((0x55fbb4538270))
   Call: (194) [system] peek_char((0x55fbb4538270), _557606)
   Exit: (194) [system] peek_char((0x55fbb4538270), '(')
   Call: (194) [system] '('=')'
   Fail: (194) [system] '('=')'
   Call: (194) [system] '('=end_of_file
   Fail: (194) [system] '('=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55fbb4538270), _563176)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _565034)
   Exit: (196) [system] peek_char((0x55fbb4538270), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
   Call: (196) [system] '('=(/)
   Fail: (196) [system] '('=(/)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] get_char((0x55fbb4538270), _581044)
   Exit: (195) [system] get_char((0x55fbb4538270), '(')
   Call: (195) [system] '('='('
   Exit: (195) [system] '('='('
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _563176)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _586614)
   Exit: (197) [system] peek_char((0x55fbb4538270), :)
   Call: (197) [system] (:)=(;)
   Fail: (197) [system] (:)=(;)
   Call: (197) [system] (:)=(/)
   Fail: (197) [system] (:)=(/)
^  Call: (197) [user] is_like_space(:)
   Call: (198) [system] char_type(:, 'white')
   Fail: (198) [system] char_type(:, 'white')
   Call: (198) [system] char_type(:, end_of_line)
   Fail: (198) [system] char_type(:, end_of_line)
   Call: (198) [system] char_type(:, space)
   Fail: (198) [system] char_type(:, space)
   Call: (198) [system] char_type(:, cntrl)
   Fail: (198) [system] char_type(:, cntrl)
^  Fail: (197) [user] is_like_space(:)
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _602624)
   Exit: (196) [system] peek_char((0x55fbb4538270), :)
   Call: (196) [system] (:)=')'
   Fail: (196) [system] (:)=')'
   Call: (196) [system] (:)=end_of_file
   Fail: (196) [system] (:)=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55fbb4538270), _608194)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _610052)
   Exit: (198) [system] peek_char((0x55fbb4538270), :)
   Call: (198) [system] (:)=(;)
   Fail: (198) [system] (:)=(;)
   Call: (198) [system] (:)=(/)
   Fail: (198) [system] (:)=(/)
^  Call: (198) [user] is_like_space(:)
   Call: (199) [system] char_type(:, 'white')
   Fail: (199) [system] char_type(:, 'white')
   Call: (199) [system] char_type(:, end_of_line)
   Fail: (199) [system] char_type(:, end_of_line)
   Call: (199) [system] char_type(:, space)
   Fail: (199) [system] char_type(:, space)
   Call: (199) [system] char_type(:, cntrl)
   Fail: (199) [system] char_type(:, cntrl)
^  Fail: (198) [user] is_like_space(:)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] get_char((0x55fbb4538270), _626062)
   Exit: (197) [system] get_char((0x55fbb4538270), :)
   Call: (197) [system] (:)='('
   Fail: (197) [system] (:)='('
   Call: (197) [system] (:)='['
   Fail: (197) [system] (:)='['
   Call: (197) [system] (:)='{'
   Fail: (197) [system] (:)='{'
   Call: (197) [system] (:)='"'
   Fail: (197) [system] (:)='"'
   Call: (197) [system] (:)=!
   Fail: (197) [system] (:)=!
   Call: (197) [system] (:)='\''
   Fail: (197) [system] (:)='\''
   Call: (197) [system] (:)='`'
   Fail: (197) [system] (:)='`'
   Call: (197) [system] (:)=end_of_file
   Fail: (197) [system] (:)=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55fbb4538270), :, _608194)
^  Call: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), _643704)
   Call: (199) [system] peek_char((0x55fbb4538270), _644638)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (199) [user] is_delimiter(' ')
   Call: (200) [system] char_type(' ', space)
   Exit: (200) [system] char_type(' ', space)
^  Exit: (199) [user] is_delimiter(' ')
   Call: (199) [system] _643704=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (198) [user] classify_and_convert_charseq([:], _608194)
^  Call: (199) [user] classify_and_convert_charseq_([:], _653922)
^  Call: (201) [system] setup_call_cleanup('$notrace'(_654874, _654876), once(user:catch(read_from_chars([:], _653922), _654856, fail)), '$restore_trace'(_654874, _654876))
^  Call: (202) [system] sig_atomic(system:'$notrace'(_654874, _654876))
^  Exit: (201) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _654856, fail)), system:'$restore_trace'(3, -1))
   Call: (200) [system] atomic(:)
   Exit: (200) [system] atomic(:)
^  Exit: (199) [user] classify_and_convert_charseq_([:], :)
   Call: (199) [system] integer(:)
   Fail: (199) [system] integer(:)
   Call: (199) [system] _608194=(:)
   Exit: (199) [system] (:)=(:)
^  Exit: (198) [user] classify_and_convert_charseq([:], :)
^  Exit: (197) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (196) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _667002)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _668860)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _678454)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _681158)
   Exit: (199) [system] peek_char((0x55fbb4538270), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
   Call: (199) [system] '('=(/)
   Fail: (199) [system] '('=(/)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _698092)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=')'
   Fail: (197) [system] '('=')'
   Call: (197) [system] '('=end_of_file
   Fail: (197) [system] '('=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _703662)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _705520)
   Exit: (199) [system] peek_char((0x55fbb4538270), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
   Call: (199) [system] '('=(/)
   Fail: (199) [system] '('=(/)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _721530)
   Exit: (198) [system] get_char((0x55fbb4538270), '(')
   Call: (198) [system] '('='('
   Exit: (198) [system] '('='('
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _703662)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _727100)
   Exit: (200) [system] peek_char((0x55fbb4538270), 'D')
   Call: (200) [system] 'D'=(;)
   Fail: (200) [system] 'D'=(;)
   Call: (200) [system] 'D'=(/)
   Fail: (200) [system] 'D'=(/)
^  Call: (200) [user] is_like_space('D')
   Call: (201) [system] char_type('D', 'white')
   Fail: (201) [system] char_type('D', 'white')
   Call: (201) [system] char_type('D', end_of_line)
   Fail: (201) [system] char_type('D', end_of_line)
   Call: (201) [system] char_type('D', space)
   Fail: (201) [system] char_type('D', space)
   Call: (201) [system] char_type('D', cntrl)
   Fail: (201) [system] char_type('D', cntrl)
^  Fail: (200) [user] is_like_space('D')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _743110)
   Exit: (199) [system] peek_char((0x55fbb4538270), 'D')
   Call: (199) [system] 'D'=')'
   Fail: (199) [system] 'D'=')'
   Call: (199) [system] 'D'=end_of_file
   Fail: (199) [system] 'D'=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _748680)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _750538)
   Exit: (201) [system] peek_char((0x55fbb4538270), 'D')
   Call: (201) [system] 'D'=(;)
   Fail: (201) [system] 'D'=(;)
   Call: (201) [system] 'D'=(/)
   Fail: (201) [system] 'D'=(/)
^  Call: (201) [user] is_like_space('D')
   Call: (202) [system] char_type('D', 'white')
   Fail: (202) [system] char_type('D', 'white')
   Call: (202) [system] char_type('D', end_of_line)
   Fail: (202) [system] char_type('D', end_of_line)
   Call: (202) [system] char_type('D', space)
   Fail: (202) [system] char_type('D', space)
   Call: (202) [system] char_type('D', cntrl)
   Fail: (202) [system] char_type('D', cntrl)
^  Fail: (201) [user] is_like_space('D')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _766548)
   Exit: (200) [system] get_char((0x55fbb4538270), 'D')
   Call: (200) [system] 'D'='('
   Fail: (200) [system] 'D'='('
   Call: (200) [system] 'D'='['
   Fail: (200) [system] 'D'='['
   Call: (200) [system] 'D'='{'
   Fail: (200) [system] 'D'='{'
   Call: (200) [system] 'D'='"'
   Fail: (200) [system] 'D'='"'
   Call: (200) [system] 'D'=!
   Fail: (200) [system] 'D'=!
   Call: (200) [system] 'D'='\''
   Fail: (200) [system] 'D'='\''
   Call: (200) [system] 'D'='`'
   Fail: (200) [system] 'D'='`'
   Call: (200) [system] 'D'=end_of_file
   Fail: (200) [system] 'D'=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55fbb4538270), 'D', _748680)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _784190)
   Call: (202) [system] peek_char((0x55fbb4538270), _785124)
   Exit: (202) [system] peek_char((0x55fbb4538270), i)
^  Call: (202) [user] is_delimiter(i)
   Call: (203) [system] char_type(i, space)
   Fail: (203) [system] char_type(i, space)
   Call: (203) [system] arg(_789844, v('(', ')', end_of_file), i)
   Fail: (203) [system] arg(_790776, v('(', ')', end_of_file), i)
^  Fail: (202) [user] is_delimiter(i)
   Call: (202) [system] ')'==i
   Fail: (202) [system] ')'==i
   Call: (202) [system] get_char((0x55fbb4538270), i)
   Exit: (202) [system] get_char((0x55fbb4538270), i)
   Call: (202) [system] i=(\)
   Fail: (202) [system] i=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _798126)
   Call: (203) [system] peek_char((0x55fbb4538270), _799060)
   Exit: (203) [system] peek_char((0x55fbb4538270), s)
^  Call: (203) [user] is_delimiter(s)
   Call: (204) [system] char_type(s, space)
   Fail: (204) [system] char_type(s, space)
   Call: (204) [system] arg(_803780, v('(', ')', end_of_file), s)
   Fail: (204) [system] arg(_804712, v('(', ')', end_of_file), s)
^  Fail: (203) [user] is_delimiter(s)
   Call: (203) [system] ')'==s
   Fail: (203) [system] ')'==s
   Call: (203) [system] get_char((0x55fbb4538270), s)
   Exit: (203) [system] get_char((0x55fbb4538270), s)
   Call: (203) [system] s=(\)
   Fail: (203) [system] s=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _812062)
   Call: (204) [system] peek_char((0x55fbb4538270), _812996)
   Exit: (204) [system] peek_char((0x55fbb4538270), j)
^  Call: (204) [user] is_delimiter(j)
   Call: (205) [system] char_type(j, space)
   Fail: (205) [system] char_type(j, space)
   Call: (205) [system] arg(_817716, v('(', ')', end_of_file), j)
   Fail: (205) [system] arg(_818648, v('(', ')', end_of_file), j)
^  Fail: (204) [user] is_delimiter(j)
   Call: (204) [system] ')'==j
   Fail: (204) [system] ')'==j
   Call: (204) [system] get_char((0x55fbb4538270), j)
   Exit: (204) [system] get_char((0x55fbb4538270), j)
   Call: (204) [system] j=(\)
   Fail: (204) [system] j=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _825998)
   Call: (205) [system] peek_char((0x55fbb4538270), _826932)
   Exit: (205) [system] peek_char((0x55fbb4538270), u)
^  Call: (205) [user] is_delimiter(u)
   Call: (206) [system] char_type(u, space)
   Fail: (206) [system] char_type(u, space)
   Call: (206) [system] arg(_831652, v('(', ')', end_of_file), u)
   Fail: (206) [system] arg(_832584, v('(', ')', end_of_file), u)
^  Fail: (205) [user] is_delimiter(u)
   Call: (205) [system] ')'==u
   Fail: (205) [system] ')'==u
   Call: (205) [system] get_char((0x55fbb4538270), u)
   Exit: (205) [system] get_char((0x55fbb4538270), u)
   Call: (205) [system] u=(\)
   Fail: (205) [system] u=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _839934)
   Call: (206) [system] peek_char((0x55fbb4538270), _840868)
   Exit: (206) [system] peek_char((0x55fbb4538270), n)
^  Call: (206) [user] is_delimiter(n)
   Call: (207) [system] char_type(n, space)
   Fail: (207) [system] char_type(n, space)
   Call: (207) [system] arg(_845588, v('(', ')', end_of_file), n)
   Fail: (207) [system] arg(_846520, v('(', ')', end_of_file), n)
^  Fail: (206) [user] is_delimiter(n)
   Call: (206) [system] ')'==n
   Fail: (206) [system] ')'==n
   Call: (206) [system] get_char((0x55fbb4538270), n)
   Exit: (206) [system] get_char((0x55fbb4538270), n)
   Call: (206) [system] n=(\)
   Fail: (206) [system] n=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _853870)
   Call: (207) [system] peek_char((0x55fbb4538270), _854804)
   Exit: (207) [system] peek_char((0x55fbb4538270), c)
^  Call: (207) [user] is_delimiter(c)
   Call: (208) [system] char_type(c, space)
   Fail: (208) [system] char_type(c, space)
   Call: (208) [system] arg(_859524, v('(', ')', end_of_file), c)
   Fail: (208) [system] arg(_860456, v('(', ')', end_of_file), c)
^  Fail: (207) [user] is_delimiter(c)
   Call: (207) [system] ')'==c
   Fail: (207) [system] ')'==c
   Call: (207) [system] get_char((0x55fbb4538270), c)
   Exit: (207) [system] get_char((0x55fbb4538270), c)
   Call: (207) [system] c=(\)
   Fail: (207) [system] c=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _867806)
   Call: (208) [system] peek_char((0x55fbb4538270), _868740)
   Exit: (208) [system] peek_char((0x55fbb4538270), t)
^  Call: (208) [user] is_delimiter(t)
   Call: (209) [system] char_type(t, space)
   Fail: (209) [system] char_type(t, space)
   Call: (209) [system] arg(_873460, v('(', ')', end_of_file), t)
   Fail: (209) [system] arg(_874392, v('(', ')', end_of_file), t)
^  Fail: (208) [user] is_delimiter(t)
   Call: (208) [system] ')'==t
   Fail: (208) [system] ')'==t
   Call: (208) [system] get_char((0x55fbb4538270), t)
   Exit: (208) [system] get_char((0x55fbb4538270), t)
   Call: (208) [system] t=(\)
   Fail: (208) [system] t=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _881742)
   Call: (209) [system] peek_char((0x55fbb4538270), _882676)
   Exit: (209) [system] peek_char((0x55fbb4538270), i)
^  Call: (209) [user] is_delimiter(i)
   Call: (210) [system] char_type(i, space)
   Fail: (210) [system] char_type(i, space)
   Call: (210) [system] arg(_887396, v('(', ')', end_of_file), i)
   Fail: (210) [system] arg(_888328, v('(', ')', end_of_file), i)
^  Fail: (209) [user] is_delimiter(i)
   Call: (209) [system] ')'==i
   Fail: (209) [system] ')'==i
   Call: (209) [system] get_char((0x55fbb4538270), i)
   Exit: (209) [system] get_char((0x55fbb4538270), i)
   Call: (209) [system] i=(\)
   Fail: (209) [system] i=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _895678)
   Call: (210) [system] peek_char((0x55fbb4538270), _896612)
   Exit: (210) [system] peek_char((0x55fbb4538270), o)
^  Call: (210) [user] is_delimiter(o)
   Call: (211) [system] char_type(o, space)
   Fail: (211) [system] char_type(o, space)
   Call: (211) [system] arg(_901332, v('(', ')', end_of_file), o)
   Fail: (211) [system] arg(_902264, v('(', ')', end_of_file), o)
^  Fail: (210) [user] is_delimiter(o)
   Call: (210) [system] ')'==o
   Fail: (210) [system] ')'==o
   Call: (210) [system] get_char((0x55fbb4538270), o)
   Exit: (210) [system] get_char((0x55fbb4538270), o)
   Call: (210) [system] o=(\)
   Fail: (210) [system] o=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _909614)
   Call: (211) [system] peek_char((0x55fbb4538270), _910548)
   Exit: (211) [system] peek_char((0x55fbb4538270), n)
^  Call: (211) [user] is_delimiter(n)
   Call: (212) [system] char_type(n, space)
   Fail: (212) [system] char_type(n, space)
   Call: (212) [system] arg(_915268, v('(', ')', end_of_file), n)
   Fail: (212) [system] arg(_916200, v('(', ')', end_of_file), n)
^  Fail: (211) [user] is_delimiter(n)
   Call: (211) [system] ')'==n
   Fail: (211) [system] ')'==n
   Call: (211) [system] get_char((0x55fbb4538270), n)
   Exit: (211) [system] get_char((0x55fbb4538270), n)
   Call: (211) [system] n=(\)
   Fail: (211) [system] n=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _923550)
   Call: (212) [system] peek_char((0x55fbb4538270), _924484)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (212) [user] is_delimiter('I')
   Call: (213) [system] char_type('I', space)
   Fail: (213) [system] char_type('I', space)
   Call: (213) [system] arg(_929204, v('(', ')', end_of_file), 'I')
   Fail: (213) [system] arg(_930136, v('(', ')', end_of_file), 'I')
^  Fail: (212) [user] is_delimiter('I')
   Call: (212) [system] ')'=='I'
   Fail: (212) [system] ')'=='I'
   Call: (212) [system] get_char((0x55fbb4538270), 'I')
   Exit: (212) [system] get_char((0x55fbb4538270), 'I')
   Call: (212) [system] 'I'=(\)
   Fail: (212) [system] 'I'=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _937486)
   Call: (213) [system] peek_char((0x55fbb4538270), _938420)
   Exit: (213) [system] peek_char((0x55fbb4538270), n)
^  Call: (213) [user] is_delimiter(n)
   Call: (214) [system] char_type(n, space)
   Fail: (214) [system] char_type(n, space)
   Call: (214) [system] arg(_943140, v('(', ')', end_of_file), n)
   Fail: (214) [system] arg(_944072, v('(', ')', end_of_file), n)
^  Fail: (213) [user] is_delimiter(n)
   Call: (213) [system] ')'==n
   Fail: (213) [system] ')'==n
   Call: (213) [system] get_char((0x55fbb4538270), n)
   Exit: (213) [system] get_char((0x55fbb4538270), n)
   Call: (213) [system] n=(\)
   Fail: (213) [system] n=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _951422)
   Call: (214) [system] peek_char((0x55fbb4538270), _952356)
   Exit: (214) [system] peek_char((0x55fbb4538270), t)
^  Call: (214) [user] is_delimiter(t)
   Call: (215) [system] char_type(t, space)
   Fail: (215) [system] char_type(t, space)
   Call: (215) [system] arg(_957076, v('(', ')', end_of_file), t)
   Fail: (215) [system] arg(_958008, v('(', ')', end_of_file), t)
^  Fail: (214) [user] is_delimiter(t)
   Call: (214) [system] ')'==t
   Fail: (214) [system] ')'==t
   Call: (214) [system] get_char((0x55fbb4538270), t)
   Exit: (214) [system] get_char((0x55fbb4538270), t)
   Call: (214) [system] t=(\)
   Fail: (214) [system] t=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _965358)
   Call: (215) [system] peek_char((0x55fbb4538270), _966292)
   Exit: (215) [system] peek_char((0x55fbb4538270), r)
^  Call: (215) [user] is_delimiter(r)
   Call: (216) [system] char_type(r, space)
   Fail: (216) [system] char_type(r, space)
   Call: (216) [system] arg(_971012, v('(', ')', end_of_file), r)
   Fail: (216) [system] arg(_971944, v('(', ')', end_of_file), r)
^  Fail: (215) [user] is_delimiter(r)
   Call: (215) [system] ')'==r
   Fail: (215) [system] ')'==r
   Call: (215) [system] get_char((0x55fbb4538270), r)
   Exit: (215) [system] get_char((0x55fbb4538270), r)
   Call: (215) [system] r=(\)
   Fail: (215) [system] r=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _979294)
   Call: (216) [system] peek_char((0x55fbb4538270), _980228)
   Exit: (216) [system] peek_char((0x55fbb4538270), o)
^  Call: (216) [user] is_delimiter(o)
   Call: (217) [system] char_type(o, space)
   Fail: (217) [system] char_type(o, space)
   Call: (217) [system] arg(_984948, v('(', ')', end_of_file), o)
   Fail: (217) [system] arg(_985880, v('(', ')', end_of_file), o)
^  Fail: (216) [user] is_delimiter(o)
   Call: (216) [system] ')'==o
   Fail: (216) [system] ')'==o
   Call: (216) [system] get_char((0x55fbb4538270), o)
   Exit: (216) [system] get_char((0x55fbb4538270), o)
   Call: (216) [system] o=(\)
   Fail: (216) [system] o=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _993230)
   Call: (217) [system] peek_char((0x55fbb4538270), _994164)
   Exit: (217) [system] peek_char((0x55fbb4538270), d)
^  Call: (217) [user] is_delimiter(d)
   Call: (218) [system] char_type(d, space)
   Fail: (218) [system] char_type(d, space)
   Call: (218) [system] arg(_998884, v('(', ')', end_of_file), d)
   Fail: (218) [system] arg(_999816, v('(', ')', end_of_file), d)
^  Fail: (217) [user] is_delimiter(d)
   Call: (217) [system] ')'==d
   Fail: (217) [system] ')'==d
   Call: (217) [system] get_char((0x55fbb4538270), d)
   Exit: (217) [system] get_char((0x55fbb4538270), d)
   Call: (217) [system] d=(\)
   Fail: (217) [system] d=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1007166)
   Call: (218) [system] peek_char((0x55fbb4538270), _1008100)
   Exit: (218) [system] peek_char((0x55fbb4538270), u)
^  Call: (218) [user] is_delimiter(u)
   Call: (219) [system] char_type(u, space)
   Fail: (219) [system] char_type(u, space)
   Call: (219) [system] arg(_1012820, v('(', ')', end_of_file), u)
   Fail: (219) [system] arg(_1013752, v('(', ')', end_of_file), u)
^  Fail: (218) [user] is_delimiter(u)
   Call: (218) [system] ')'==u
   Fail: (218) [system] ')'==u
   Call: (218) [system] get_char((0x55fbb4538270), u)
   Exit: (218) [system] get_char((0x55fbb4538270), u)
   Call: (218) [system] u=(\)
   Fail: (218) [system] u=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1021102)
   Call: (219) [system] peek_char((0x55fbb4538270), _1022036)
   Exit: (219) [system] peek_char((0x55fbb4538270), c)
^  Call: (219) [user] is_delimiter(c)
   Call: (220) [system] char_type(c, space)
   Fail: (220) [system] char_type(c, space)
   Call: (220) [system] arg(_1026756, v('(', ')', end_of_file), c)
   Fail: (220) [system] arg(_1027688, v('(', ')', end_of_file), c)
^  Fail: (219) [user] is_delimiter(c)
   Call: (219) [system] ')'==c
   Fail: (219) [system] ')'==c
   Call: (219) [system] get_char((0x55fbb4538270), c)
   Exit: (219) [system] get_char((0x55fbb4538270), c)
   Call: (219) [system] c=(\)
   Fail: (219) [system] c=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1035038)
   Call: (220) [system] peek_char((0x55fbb4538270), _1035972)
   Exit: (220) [system] peek_char((0x55fbb4538270), t)
^  Call: (220) [user] is_delimiter(t)
   Call: (221) [system] char_type(t, space)
   Fail: (221) [system] char_type(t, space)
   Call: (221) [system] arg(_1040692, v('(', ')', end_of_file), t)
   Fail: (221) [system] arg(_1041624, v('(', ')', end_of_file), t)
^  Fail: (220) [user] is_delimiter(t)
   Call: (220) [system] ')'==t
   Fail: (220) [system] ')'==t
   Call: (220) [system] get_char((0x55fbb4538270), t)
   Exit: (220) [system] get_char((0x55fbb4538270), t)
   Call: (220) [system] t=(\)
   Fail: (220) [system] t=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1048974)
   Call: (221) [system] peek_char((0x55fbb4538270), _1049908)
   Exit: (221) [system] peek_char((0x55fbb4538270), i)
^  Call: (221) [user] is_delimiter(i)
   Call: (222) [system] char_type(i, space)
   Fail: (222) [system] char_type(i, space)
   Call: (222) [system] arg(_1054628, v('(', ')', end_of_file), i)
   Fail: (222) [system] arg(_1055560, v('(', ')', end_of_file), i)
^  Fail: (221) [user] is_delimiter(i)
   Call: (221) [system] ')'==i
   Fail: (221) [system] ')'==i
   Call: (221) [system] get_char((0x55fbb4538270), i)
   Exit: (221) [system] get_char((0x55fbb4538270), i)
   Call: (221) [system] i=(\)
   Fail: (221) [system] i=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1062910)
   Call: (222) [system] peek_char((0x55fbb4538270), _1063844)
   Exit: (222) [system] peek_char((0x55fbb4538270), o)
^  Call: (222) [user] is_delimiter(o)
   Call: (223) [system] char_type(o, space)
   Fail: (223) [system] char_type(o, space)
   Call: (223) [system] arg(_1068564, v('(', ')', end_of_file), o)
   Fail: (223) [system] arg(_1069496, v('(', ')', end_of_file), o)
^  Fail: (222) [user] is_delimiter(o)
   Call: (222) [system] ')'==o
   Fail: (222) [system] ')'==o
   Call: (222) [system] get_char((0x55fbb4538270), o)
   Exit: (222) [system] get_char((0x55fbb4538270), o)
   Call: (222) [system] o=(\)
   Fail: (222) [system] o=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _1076846)
   Call: (223) [system] peek_char((0x55fbb4538270), _1077780)
   Exit: (223) [system] peek_char((0x55fbb4538270), n)
^  Call: (223) [user] is_delimiter(n)
   Call: (224) [system] char_type(n, space)
   Fail: (224) [system] char_type(n, space)
   Call: (224) [system] arg(_1082500, v('(', ')', end_of_file), n)
   Fail: (224) [system] arg(_1083432, v('(', ')', end_of_file), n)
^  Fail: (223) [user] is_delimiter(n)
   Call: (223) [system] ')'==n
   Fail: (223) [system] ')'==n
   Call: (223) [system] get_char((0x55fbb4538270), n)
   Exit: (223) [system] get_char((0x55fbb4538270), n)
   Call: (223) [system] n=(\)
   Fail: (223) [system] n=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _1090782)
   Call: (224) [system] peek_char((0x55fbb4538270), _1091716)
   Exit: (224) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (224) [user] is_delimiter(' ')
   Call: (225) [system] char_type(' ', space)
   Exit: (225) [system] char_type(' ', space)
^  Exit: (224) [user] is_delimiter(' ')
   Call: (224) [system] _1090782=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (223) [system] _1076846=[n]
   Exit: (223) [system] [n]=[n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (222) [system] _1062910=[o, n]
   Exit: (222) [system] [o, n]=[o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (221) [system] _1048974=[i, o, n]
   Exit: (221) [system] [i, o, n]=[i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (220) [system] _1035038=[t, i, o, n]
   Exit: (220) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (219) [system] _1021102=[c, t, i, o, n]
   Exit: (219) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (218) [system] _1007166=[u, c, t, i, o, n]
   Exit: (218) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (217) [system] _993230=[d, u, c, t, i, o, n]
   Exit: (217) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (216) [system] _979294=[o, d, u, c, t, i, o, n]
   Exit: (216) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (215) [system] _965358=[r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _951422=[t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _937486=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (212) [system] _923550=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (212) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (211) [system] _909614=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (211) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (210) [system] _895678=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (210) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (209) [system] _881742=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (209) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (208) [system] _867806=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (208) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (207) [system] _853870=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (207) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (206) [system] _839934=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (206) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (205) [system] _825998=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (205) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (204) [system] _812062=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (204) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (203) [system] _798126=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (203) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (202) [system] _784190=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (202) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (201) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _748680)
^  Call: (202) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1162468)
^  Call: (204) [system] setup_call_cleanup('$notrace'(_1163420, _1163422), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1162468), _1163402, fail)), '$restore_trace'(_1163420, _1163422))
^  Call: (205) [system] sig_atomic(system:'$notrace'(_1163420, _1163422))
^  Exit: (204) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1162468), _1163402, fail)), system:'$restore_trace'(3, -1))
   Call: (203) [system] atomic(_1162468)
   Fail: (203) [system] atomic(_1162468)
   Call: (203) [system] atom_chars(_1162468, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (203) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (202) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
   Call: (202) [system] integer('DisjunctionIntroduction')
   Fail: (202) [system] integer('DisjunctionIntroduction')
   Call: (202) [system] _748680='DisjunctionIntroduction'
   Exit: (202) [system] 'DisjunctionIntroduction'='DisjunctionIntroduction'
^  Exit: (201) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (200) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'DisjunctionIntroduction')
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), 'DisjunctionIntroduction')
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _1177418)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1179276)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _1188870)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1191574)
   Exit: (202) [system] peek_char((0x55fbb4538270), a)
   Call: (202) [system] a=(;)
   Fail: (202) [system] a=(;)
   Call: (202) [system] a=(/)
   Fail: (202) [system] a=(/)
^  Call: (202) [user] is_like_space(a)
   Call: (203) [system] char_type(a, 'white')
   Fail: (203) [system] char_type(a, 'white')
   Call: (203) [system] char_type(a, end_of_line)
   Fail: (203) [system] char_type(a, end_of_line)
   Call: (203) [system] char_type(a, space)
   Fail: (203) [system] char_type(a, space)
   Call: (203) [system] char_type(a, cntrl)
   Fail: (203) [system] char_type(a, cntrl)
^  Fail: (202) [user] is_like_space(a)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1208508)
   Exit: (200) [system] peek_char((0x55fbb4538270), a)
   Call: (200) [system] a=')'
   Fail: (200) [system] a=')'
   Call: (200) [system] a=end_of_file
   Fail: (200) [system] a=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _1214078)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1215936)
   Exit: (202) [system] peek_char((0x55fbb4538270), a)
   Call: (202) [system] a=(;)
   Fail: (202) [system] a=(;)
   Call: (202) [system] a=(/)
   Fail: (202) [system] a=(/)
^  Call: (202) [user] is_like_space(a)
   Call: (203) [system] char_type(a, 'white')
   Fail: (203) [system] char_type(a, 'white')
   Call: (203) [system] char_type(a, end_of_line)
   Fail: (203) [system] char_type(a, end_of_line)
   Call: (203) [system] char_type(a, space)
   Fail: (203) [system] char_type(a, space)
   Call: (203) [system] char_type(a, cntrl)
   Fail: (203) [system] char_type(a, cntrl)
^  Fail: (202) [user] is_like_space(a)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _1231946)
   Exit: (201) [system] get_char((0x55fbb4538270), a)
   Call: (201) [system] a='('
   Fail: (201) [system] a='('
   Call: (201) [system] a='['
   Fail: (201) [system] a='['
   Call: (201) [system] a='{'
   Fail: (201) [system] a='{'
   Call: (201) [system] a='"'
   Fail: (201) [system] a='"'
   Call: (201) [system] a=!
   Fail: (201) [system] a=!
   Call: (201) [system] a='\''
   Fail: (201) [system] a='\''
   Call: (201) [system] a='`'
   Fail: (201) [system] a='`'
   Call: (201) [system] a=end_of_file
   Fail: (201) [system] a=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), a, _1214078)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1249588)
   Call: (203) [system] peek_char((0x55fbb4538270), _1250522)
   Exit: (203) [system] peek_char((0x55fbb4538270), b)
^  Call: (203) [user] is_delimiter(b)
   Call: (204) [system] char_type(b, space)
   Fail: (204) [system] char_type(b, space)
   Call: (204) [system] arg(_1255242, v('(', ')', end_of_file), b)
   Fail: (204) [system] arg(_1256174, v('(', ')', end_of_file), b)
^  Fail: (203) [user] is_delimiter(b)
   Call: (203) [system] ')'==b
   Fail: (203) [system] ')'==b
   Call: (203) [system] get_char((0x55fbb4538270), b)
   Exit: (203) [system] get_char((0x55fbb4538270), b)
   Call: (203) [system] b=(\)
   Fail: (203) [system] b=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1263524)
   Call: (204) [system] peek_char((0x55fbb4538270), _1264458)
   Exit: (204) [system] peek_char((0x55fbb4538270), c)
^  Call: (204) [user] is_delimiter(c)
   Call: (205) [system] char_type(c, space)
   Fail: (205) [system] char_type(c, space)
   Call: (205) [system] arg(_1269178, v('(', ')', end_of_file), c)
   Fail: (205) [system] arg(_1270110, v('(', ')', end_of_file), c)
^  Fail: (204) [user] is_delimiter(c)
   Call: (204) [system] ')'==c
   Fail: (204) [system] ')'==c
   Call: (204) [system] get_char((0x55fbb4538270), c)
   Exit: (204) [system] get_char((0x55fbb4538270), c)
   Call: (204) [system] c=(\)
   Fail: (204) [system] c=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1277460)
   Call: (205) [system] peek_char((0x55fbb4538270), _1278394)
   Exit: (205) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (205) [user] is_delimiter(' ')
   Call: (206) [system] char_type(' ', space)
   Exit: (206) [system] char_type(' ', space)
^  Exit: (205) [user] is_delimiter(' ')
   Call: (205) [system] _1277460=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (204) [system] _1263524=[c]
   Exit: (204) [system] [c]=[c]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [c])
   Call: (203) [system] _1249588=[b, c]
   Exit: (203) [system] [b, c]=[b, c]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [b, c])
^  Call: (202) [user] classify_and_convert_charseq([a, b, c], _1214078)
^  Call: (203) [user] classify_and_convert_charseq_([a, b, c], _1293266)
^  Call: (205) [system] setup_call_cleanup('$notrace'(_1294218, _1294220), once(user:catch(read_from_chars([a, b, c], _1293266), _1294200, fail)), '$restore_trace'(_1294218, _1294220))
^  Call: (206) [system] sig_atomic(system:'$notrace'(_1294218, _1294220))
^  Exit: (205) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _1294200, fail)), system:'$restore_trace'(3, -1))
   Call: (204) [system] atomic(abc)
   Exit: (204) [system] atomic(abc)
^  Exit: (203) [user] classify_and_convert_charseq_([a, b, c], abc)
   Call: (203) [system] integer(abc)
   Fail: (203) [system] integer(abc)
   Call: (203) [system] _1214078=abc
   Exit: (203) [system] abc=abc
^  Exit: (202) [user] classify_and_convert_charseq([a, b, c], abc)
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), a, abc)
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), abc)
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _1306346)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1308204)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _1317798)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1320502)
   Exit: (203) [system] peek_char((0x55fbb4538270), a)
   Call: (203) [system] a=(;)
   Fail: (203) [system] a=(;)
   Call: (203) [system] a=(/)
   Fail: (203) [system] a=(/)
^  Call: (203) [user] is_like_space(a)
   Call: (204) [system] char_type(a, 'white')
   Fail: (204) [system] char_type(a, 'white')
   Call: (204) [system] char_type(a, end_of_line)
   Fail: (204) [system] char_type(a, end_of_line)
   Call: (204) [system] char_type(a, space)
   Fail: (204) [system] char_type(a, space)
   Call: (204) [system] char_type(a, cntrl)
   Fail: (204) [system] char_type(a, cntrl)
^  Fail: (203) [user] is_like_space(a)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1337436)
   Exit: (201) [system] peek_char((0x55fbb4538270), a)
   Call: (201) [system] a=')'
   Fail: (201) [system] a=')'
   Call: (201) [system] a=end_of_file
   Fail: (201) [system] a=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _1343006)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1344864)
   Exit: (203) [system] peek_char((0x55fbb4538270), a)
   Call: (203) [system] a=(;)
   Fail: (203) [system] a=(;)
   Call: (203) [system] a=(/)
   Fail: (203) [system] a=(/)
^  Call: (203) [user] is_like_space(a)
   Call: (204) [system] char_type(a, 'white')
   Fail: (204) [system] char_type(a, 'white')
   Call: (204) [system] char_type(a, end_of_line)
   Fail: (204) [system] char_type(a, end_of_line)
   Call: (204) [system] char_type(a, space)
   Fail: (204) [system] char_type(a, space)
   Call: (204) [system] char_type(a, cntrl)
   Fail: (204) [system] char_type(a, cntrl)
^  Fail: (203) [user] is_like_space(a)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _1360874)
   Exit: (202) [system] get_char((0x55fbb4538270), a)
   Call: (202) [system] a='('
   Fail: (202) [system] a='('
   Call: (202) [system] a='['
   Fail: (202) [system] a='['
   Call: (202) [system] a='{'
   Fail: (202) [system] a='{'
   Call: (202) [system] a='"'
   Fail: (202) [system] a='"'
   Call: (202) [system] a=!
   Fail: (202) [system] a=!
   Call: (202) [system] a='\''
   Fail: (202) [system] a='\''
   Call: (202) [system] a='`'
   Fail: (202) [system] a='`'
   Call: (202) [system] a=end_of_file
   Fail: (202) [system] a=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55fbb4538270), a, _1343006)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1378516)
   Call: (204) [system] peek_char((0x55fbb4538270), _1379450)
   Exit: (204) [system] peek_char((0x55fbb4538270), ')')
^  Call: (204) [user] is_delimiter(')')
   Call: (205) [system] char_type(')', space)
   Fail: (205) [system] char_type(')', space)
   Call: (205) [system] arg(_1384170, v('(', ')', end_of_file), ')')
   Exit: (205) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (204) [user] is_delimiter(')')
   Call: (204) [system] _1378516=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (203) [user] classify_and_convert_charseq([a], _1343006)
^  Call: (204) [user] classify_and_convert_charseq_([a], _1390606)
^  Call: (206) [system] setup_call_cleanup('$notrace'(_1391558, _1391560), once(user:catch(read_from_chars([a], _1390606), _1391540, fail)), '$restore_trace'(_1391558, _1391560))
^  Call: (207) [system] sig_atomic(system:'$notrace'(_1391558, _1391560))
^  Exit: (206) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1391540, fail)), system:'$restore_trace'(3, -1))
   Call: (205) [system] atomic(a)
   Exit: (205) [system] atomic(a)
^  Exit: (204) [user] classify_and_convert_charseq_([a], a)
   Call: (204) [system] integer(a)
   Fail: (204) [system] integer(a)
   Call: (204) [system] _1343006=a
   Exit: (204) [system] a=a
^  Exit: (203) [user] classify_and_convert_charseq([a], a)
^  Exit: (202) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _1403686)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1405544)
   Exit: (203) [system] peek_char((0x55fbb4538270), ')')
   Call: (203) [system] ')'=(;)
   Fail: (203) [system] ')'=(;)
   Call: (203) [system] ')'=(/)
   Fail: (203) [system] ')'=(/)
^  Call: (203) [user] is_like_space(')')
   Call: (204) [system] char_type(')', 'white')
   Fail: (204) [system] char_type(')', 'white')
   Call: (204) [system] char_type(')', end_of_line)
   Fail: (204) [system] char_type(')', end_of_line)
   Call: (204) [system] char_type(')', space)
   Fail: (204) [system] char_type(')', space)
   Call: (204) [system] char_type(')', cntrl)
   Fail: (204) [system] char_type(')', cntrl)
^  Fail: (203) [user] is_like_space(')')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1421554)
   Exit: (202) [system] peek_char((0x55fbb4538270), ')')
   Call: (202) [system] ')'=')'
   Exit: (202) [system] ')'=')'
   Call: (202) [system] get_char((0x55fbb4538270), _1425344)
   Exit: (202) [system] get_char((0x55fbb4538270), ')')
   Call: (202) [system] _1403686=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [])
   Call: (201) [system] _1306346=[a]
   Exit: (201) [system] [a]=[a]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [a])
   Call: (200) [system] _1177418=[abc, a]
   Exit: (200) [system] [abc, a]=[abc, a]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [abc, a])
   Call: (199) [system] _703662=['DisjunctionIntroduction', abc, a]
   Exit: (199) [system] ['DisjunctionIntroduction', abc, a]=['DisjunctionIntroduction', abc, a]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), ['DisjunctionIntroduction', abc, a])
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), ['DisjunctionIntroduction', abc, a])
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _1439226)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1441084)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _1450678)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1453382)
   Exit: (200) [system] peek_char((0x55fbb4538270), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
   Call: (200) [system] '('=(/)
   Fail: (200) [system] '('=(/)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1470316)
   Exit: (198) [system] peek_char((0x55fbb4538270), '(')
   Call: (198) [system] '('=')'
   Fail: (198) [system] '('=')'
   Call: (198) [system] '('=end_of_file
   Fail: (198) [system] '('=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _1475886)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1477744)
   Exit: (200) [system] peek_char((0x55fbb4538270), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
   Call: (200) [system] '('=(/)
   Fail: (200) [system] '('=(/)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _1493754)
   Exit: (199) [system] get_char((0x55fbb4538270), '(')
   Call: (199) [system] '('='('
   Exit: (199) [system] '('='('
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _1475886)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1499324)
   Exit: (201) [system] peek_char((0x55fbb4538270), 'O')
   Call: (201) [system] 'O'=(;)
   Fail: (201) [system] 'O'=(;)
   Call: (201) [system] 'O'=(/)
   Fail: (201) [system] 'O'=(/)
^  Call: (201) [user] is_like_space('O')
   Call: (202) [system] char_type('O', 'white')
   Fail: (202) [system] char_type('O', 'white')
   Call: (202) [system] char_type('O', end_of_line)
   Fail: (202) [system] char_type('O', end_of_line)
   Call: (202) [system] char_type('O', space)
   Fail: (202) [system] char_type('O', space)
   Call: (202) [system] char_type('O', cntrl)
   Fail: (202) [system] char_type('O', cntrl)
^  Fail: (201) [user] is_like_space('O')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1515334)
   Exit: (200) [system] peek_char((0x55fbb4538270), 'O')
   Call: (200) [system] 'O'=')'
   Fail: (200) [system] 'O'=')'
   Call: (200) [system] 'O'=end_of_file
   Fail: (200) [system] 'O'=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _1520904)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1522762)
   Exit: (202) [system] peek_char((0x55fbb4538270), 'O')
   Call: (202) [system] 'O'=(;)
   Fail: (202) [system] 'O'=(;)
   Call: (202) [system] 'O'=(/)
   Fail: (202) [system] 'O'=(/)
^  Call: (202) [user] is_like_space('O')
   Call: (203) [system] char_type('O', 'white')
   Fail: (203) [system] char_type('O', 'white')
   Call: (203) [system] char_type('O', end_of_line)
   Fail: (203) [system] char_type('O', end_of_line)
   Call: (203) [system] char_type('O', space)
   Fail: (203) [system] char_type('O', space)
   Call: (203) [system] char_type('O', cntrl)
   Fail: (203) [system] char_type('O', cntrl)
^  Fail: (202) [user] is_like_space('O')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _1538772)
   Exit: (201) [system] get_char((0x55fbb4538270), 'O')
   Call: (201) [system] 'O'='('
   Fail: (201) [system] 'O'='('
   Call: (201) [system] 'O'='['
   Fail: (201) [system] 'O'='['
   Call: (201) [system] 'O'='{'
   Fail: (201) [system] 'O'='{'
   Call: (201) [system] 'O'='"'
   Fail: (201) [system] 'O'='"'
   Call: (201) [system] 'O'=!
   Fail: (201) [system] 'O'=!
   Call: (201) [system] 'O'='\''
   Fail: (201) [system] 'O'='\''
   Call: (201) [system] 'O'='`'
   Fail: (201) [system] 'O'='`'
   Call: (201) [system] 'O'=end_of_file
   Fail: (201) [system] 'O'=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), 'O', _1520904)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _1556414)
   Call: (203) [system] peek_char((0x55fbb4538270), _1557348)
   Exit: (203) [system] peek_char((0x55fbb4538270), r)
^  Call: (203) [user] is_delimiter(r)
   Call: (204) [system] char_type(r, space)
   Fail: (204) [system] char_type(r, space)
   Call: (204) [system] arg(_1562068, v('(', ')', end_of_file), r)
   Fail: (204) [system] arg(_1563000, v('(', ')', end_of_file), r)
^  Fail: (203) [user] is_delimiter(r)
   Call: (203) [system] ')'==r
   Fail: (203) [system] ')'==r
   Call: (203) [system] get_char((0x55fbb4538270), r)
   Exit: (203) [system] get_char((0x55fbb4538270), r)
   Call: (203) [system] r=(\)
   Fail: (203) [system] r=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1570350)
   Call: (204) [system] peek_char((0x55fbb4538270), _1571284)
   Exit: (204) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (204) [user] is_delimiter('L')
   Call: (205) [system] char_type('L', space)
   Fail: (205) [system] char_type('L', space)
   Call: (205) [system] arg(_1576004, v('(', ')', end_of_file), 'L')
   Fail: (205) [system] arg(_1576936, v('(', ')', end_of_file), 'L')
^  Fail: (204) [user] is_delimiter('L')
   Call: (204) [system] ')'=='L'
   Fail: (204) [system] ')'=='L'
   Call: (204) [system] get_char((0x55fbb4538270), 'L')
   Exit: (204) [system] get_char((0x55fbb4538270), 'L')
   Call: (204) [system] 'L'=(\)
   Fail: (204) [system] 'L'=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1584286)
   Call: (205) [system] peek_char((0x55fbb4538270), _1585220)
   Exit: (205) [system] peek_char((0x55fbb4538270), i)
^  Call: (205) [user] is_delimiter(i)
   Call: (206) [system] char_type(i, space)
   Fail: (206) [system] char_type(i, space)
   Call: (206) [system] arg(_1589940, v('(', ')', end_of_file), i)
   Fail: (206) [system] arg(_1590872, v('(', ')', end_of_file), i)
^  Fail: (205) [user] is_delimiter(i)
   Call: (205) [system] ')'==i
   Fail: (205) [system] ')'==i
   Call: (205) [system] get_char((0x55fbb4538270), i)
   Exit: (205) [system] get_char((0x55fbb4538270), i)
   Call: (205) [system] i=(\)
   Fail: (205) [system] i=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1598222)
   Call: (206) [system] peek_char((0x55fbb4538270), _1599156)
   Exit: (206) [system] peek_char((0x55fbb4538270), n)
^  Call: (206) [user] is_delimiter(n)
   Call: (207) [system] char_type(n, space)
   Fail: (207) [system] char_type(n, space)
   Call: (207) [system] arg(_1603876, v('(', ')', end_of_file), n)
   Fail: (207) [system] arg(_1604808, v('(', ')', end_of_file), n)
^  Fail: (206) [user] is_delimiter(n)
   Call: (206) [system] ')'==n
   Fail: (206) [system] ')'==n
   Call: (206) [system] get_char((0x55fbb4538270), n)
   Exit: (206) [system] get_char((0x55fbb4538270), n)
   Call: (206) [system] n=(\)
   Fail: (206) [system] n=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1612158)
   Call: (207) [system] peek_char((0x55fbb4538270), _1613092)
   Exit: (207) [system] peek_char((0x55fbb4538270), k)
^  Call: (207) [user] is_delimiter(k)
   Call: (208) [system] char_type(k, space)
   Fail: (208) [system] char_type(k, space)
   Call: (208) [system] arg(_1617812, v('(', ')', end_of_file), k)
   Fail: (208) [system] arg(_1618744, v('(', ')', end_of_file), k)
^  Fail: (207) [user] is_delimiter(k)
   Call: (207) [system] ')'==k
   Fail: (207) [system] ')'==k
   Call: (207) [system] get_char((0x55fbb4538270), k)
   Exit: (207) [system] get_char((0x55fbb4538270), k)
   Call: (207) [system] k=(\)
   Fail: (207) [system] k=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1626094)
   Call: (208) [system] peek_char((0x55fbb4538270), _1627028)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (208) [user] is_delimiter(' ')
   Call: (209) [system] char_type(' ', space)
   Exit: (209) [system] char_type(' ', space)
^  Exit: (208) [user] is_delimiter(' ')
   Call: (208) [system] _1626094=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (207) [system] _1612158=[k]
   Exit: (207) [system] [k]=[k]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (206) [system] _1598222=[n, k]
   Exit: (206) [system] [n, k]=[n, k]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (205) [system] _1584286=[i, n, k]
   Exit: (205) [system] [i, n, k]=[i, n, k]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (204) [system] _1570350=['L', i, n, k]
   Exit: (204) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (203) [system] _1556414=[r, 'L', i, n, k]
   Exit: (203) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (202) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _1520904)
^  Call: (203) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _1650282)
^  Call: (205) [system] setup_call_cleanup('$notrace'(_1651234, _1651236), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1650282), _1651216, fail)), '$restore_trace'(_1651234, _1651236))
^  Call: (206) [system] sig_atomic(system:'$notrace'(_1651234, _1651236))
^  Exit: (205) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1650282), _1651216, fail)), system:'$restore_trace'(3, -1))
   Call: (204) [system] atomic(_1650282)
   Fail: (204) [system] atomic(_1650282)
   Call: (204) [system] atom_chars(_1650282, ['O', r, 'L', i, n, k])
   Exit: (204) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (203) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (203) [system] integer('OrLink')
   Fail: (203) [system] integer('OrLink')
   Call: (203) [system] _1520904='OrLink'
   Exit: (203) [system] 'OrLink'='OrLink'
^  Exit: (202) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _1665232)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1667090)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _1676684)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1679388)
   Exit: (203) [system] peek_char((0x55fbb4538270), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
   Call: (203) [system] '('=(/)
   Fail: (203) [system] '('=(/)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1696322)
   Exit: (201) [system] peek_char((0x55fbb4538270), '(')
   Call: (201) [system] '('=')'
   Fail: (201) [system] '('=')'
   Call: (201) [system] '('=end_of_file
   Fail: (201) [system] '('=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _1701892)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1703750)
   Exit: (203) [system] peek_char((0x55fbb4538270), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
   Call: (203) [system] '('=(/)
   Fail: (203) [system] '('=(/)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _1719760)
   Exit: (202) [system] get_char((0x55fbb4538270), '(')
   Call: (202) [system] '('='('
   Exit: (202) [system] '('='('
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _1701892)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1725330)
   Exit: (204) [system] peek_char((0x55fbb4538270), 'I')
   Call: (204) [system] 'I'=(;)
   Fail: (204) [system] 'I'=(;)
   Call: (204) [system] 'I'=(/)
   Fail: (204) [system] 'I'=(/)
^  Call: (204) [user] is_like_space('I')
   Call: (205) [system] char_type('I', 'white')
   Fail: (205) [system] char_type('I', 'white')
   Call: (205) [system] char_type('I', end_of_line)
   Fail: (205) [system] char_type('I', end_of_line)
   Call: (205) [system] char_type('I', space)
   Fail: (205) [system] char_type('I', space)
   Call: (205) [system] char_type('I', cntrl)
   Fail: (205) [system] char_type('I', cntrl)
^  Fail: (204) [user] is_like_space('I')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1741340)
   Exit: (203) [system] peek_char((0x55fbb4538270), 'I')
   Call: (203) [system] 'I'=')'
   Fail: (203) [system] 'I'=')'
   Call: (203) [system] 'I'=end_of_file
   Fail: (203) [system] 'I'=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55fbb4538270), _1746910)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1748768)
   Exit: (205) [system] peek_char((0x55fbb4538270), 'I')
   Call: (205) [system] 'I'=(;)
   Fail: (205) [system] 'I'=(;)
   Call: (205) [system] 'I'=(/)
   Fail: (205) [system] 'I'=(/)
^  Call: (205) [user] is_like_space('I')
   Call: (206) [system] char_type('I', 'white')
   Fail: (206) [system] char_type('I', 'white')
   Call: (206) [system] char_type('I', end_of_line)
   Fail: (206) [system] char_type('I', end_of_line)
   Call: (206) [system] char_type('I', space)
   Fail: (206) [system] char_type('I', space)
   Call: (206) [system] char_type('I', cntrl)
   Fail: (206) [system] char_type('I', cntrl)
^  Fail: (205) [user] is_like_space('I')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] get_char((0x55fbb4538270), _1764778)
   Exit: (204) [system] get_char((0x55fbb4538270), 'I')
   Call: (204) [system] 'I'='('
   Fail: (204) [system] 'I'='('
   Call: (204) [system] 'I'='['
   Fail: (204) [system] 'I'='['
   Call: (204) [system] 'I'='{'
   Fail: (204) [system] 'I'='{'
   Call: (204) [system] 'I'='"'
   Fail: (204) [system] 'I'='"'
   Call: (204) [system] 'I'=!
   Fail: (204) [system] 'I'=!
   Call: (204) [system] 'I'='\''
   Fail: (204) [system] 'I'='\''
   Call: (204) [system] 'I'='`'
   Fail: (204) [system] 'I'='`'
   Call: (204) [system] 'I'=end_of_file
   Fail: (204) [system] 'I'=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55fbb4538270), 'I', _1746910)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1782420)
   Call: (206) [system] peek_char((0x55fbb4538270), _1783354)
   Exit: (206) [system] peek_char((0x55fbb4538270), m)
^  Call: (206) [user] is_delimiter(m)
   Call: (207) [system] char_type(m, space)
   Fail: (207) [system] char_type(m, space)
   Call: (207) [system] arg(_1788074, v('(', ')', end_of_file), m)
   Fail: (207) [system] arg(_1789006, v('(', ')', end_of_file), m)
^  Fail: (206) [user] is_delimiter(m)
   Call: (206) [system] ')'==m
   Fail: (206) [system] ')'==m
   Call: (206) [system] get_char((0x55fbb4538270), m)
   Exit: (206) [system] get_char((0x55fbb4538270), m)
   Call: (206) [system] m=(\)
   Fail: (206) [system] m=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1796356)
   Call: (207) [system] peek_char((0x55fbb4538270), _1797290)
   Exit: (207) [system] peek_char((0x55fbb4538270), p)
^  Call: (207) [user] is_delimiter(p)
   Call: (208) [system] char_type(p, space)
   Fail: (208) [system] char_type(p, space)
   Call: (208) [system] arg(_1802010, v('(', ')', end_of_file), p)
   Fail: (208) [system] arg(_1802942, v('(', ')', end_of_file), p)
^  Fail: (207) [user] is_delimiter(p)
   Call: (207) [system] ')'==p
   Fail: (207) [system] ')'==p
   Call: (207) [system] get_char((0x55fbb4538270), p)
   Exit: (207) [system] get_char((0x55fbb4538270), p)
   Call: (207) [system] p=(\)
   Fail: (207) [system] p=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1810292)
   Call: (208) [system] peek_char((0x55fbb4538270), _1811226)
   Exit: (208) [system] peek_char((0x55fbb4538270), l)
^  Call: (208) [user] is_delimiter(l)
   Call: (209) [system] char_type(l, space)
   Fail: (209) [system] char_type(l, space)
   Call: (209) [system] arg(_1815946, v('(', ')', end_of_file), l)
   Fail: (209) [system] arg(_1816878, v('(', ')', end_of_file), l)
^  Fail: (208) [user] is_delimiter(l)
   Call: (208) [system] ')'==l
   Fail: (208) [system] ')'==l
   Call: (208) [system] get_char((0x55fbb4538270), l)
   Exit: (208) [system] get_char((0x55fbb4538270), l)
   Call: (208) [system] l=(\)
   Fail: (208) [system] l=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1824228)
   Call: (209) [system] peek_char((0x55fbb4538270), _1825162)
   Exit: (209) [system] peek_char((0x55fbb4538270), i)
^  Call: (209) [user] is_delimiter(i)
   Call: (210) [system] char_type(i, space)
   Fail: (210) [system] char_type(i, space)
   Call: (210) [system] arg(_1829882, v('(', ')', end_of_file), i)
   Fail: (210) [system] arg(_1830814, v('(', ')', end_of_file), i)
^  Fail: (209) [user] is_delimiter(i)
   Call: (209) [system] ')'==i
   Fail: (209) [system] ')'==i
   Call: (209) [system] get_char((0x55fbb4538270), i)
   Exit: (209) [system] get_char((0x55fbb4538270), i)
   Call: (209) [system] i=(\)
   Fail: (209) [system] i=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1838164)
   Call: (210) [system] peek_char((0x55fbb4538270), _1839098)
   Exit: (210) [system] peek_char((0x55fbb4538270), c)
^  Call: (210) [user] is_delimiter(c)
   Call: (211) [system] char_type(c, space)
   Fail: (211) [system] char_type(c, space)
   Call: (211) [system] arg(_1843818, v('(', ')', end_of_file), c)
   Fail: (211) [system] arg(_1844750, v('(', ')', end_of_file), c)
^  Fail: (210) [user] is_delimiter(c)
   Call: (210) [system] ')'==c
   Fail: (210) [system] ')'==c
   Call: (210) [system] get_char((0x55fbb4538270), c)
   Exit: (210) [system] get_char((0x55fbb4538270), c)
   Call: (210) [system] c=(\)
   Fail: (210) [system] c=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1852100)
   Call: (211) [system] peek_char((0x55fbb4538270), _1853034)
   Exit: (211) [system] peek_char((0x55fbb4538270), a)
^  Call: (211) [user] is_delimiter(a)
   Call: (212) [system] char_type(a, space)
   Fail: (212) [system] char_type(a, space)
   Call: (212) [system] arg(_1857754, v('(', ')', end_of_file), a)
   Fail: (212) [system] arg(_1858686, v('(', ')', end_of_file), a)
^  Fail: (211) [user] is_delimiter(a)
   Call: (211) [system] ')'==a
   Fail: (211) [system] ')'==a
   Call: (211) [system] get_char((0x55fbb4538270), a)
   Exit: (211) [system] get_char((0x55fbb4538270), a)
   Call: (211) [system] a=(\)
   Fail: (211) [system] a=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1866036)
   Call: (212) [system] peek_char((0x55fbb4538270), _1866970)
   Exit: (212) [system] peek_char((0x55fbb4538270), t)
^  Call: (212) [user] is_delimiter(t)
   Call: (213) [system] char_type(t, space)
   Fail: (213) [system] char_type(t, space)
   Call: (213) [system] arg(_1871690, v('(', ')', end_of_file), t)
   Fail: (213) [system] arg(_1872622, v('(', ')', end_of_file), t)
^  Fail: (212) [user] is_delimiter(t)
   Call: (212) [system] ')'==t
   Fail: (212) [system] ')'==t
   Call: (212) [system] get_char((0x55fbb4538270), t)
   Exit: (212) [system] get_char((0x55fbb4538270), t)
   Call: (212) [system] t=(\)
   Fail: (212) [system] t=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1879972)
   Call: (213) [system] peek_char((0x55fbb4538270), _1880906)
   Exit: (213) [system] peek_char((0x55fbb4538270), i)
^  Call: (213) [user] is_delimiter(i)
   Call: (214) [system] char_type(i, space)
   Fail: (214) [system] char_type(i, space)
   Call: (214) [system] arg(_1885626, v('(', ')', end_of_file), i)
   Fail: (214) [system] arg(_1886558, v('(', ')', end_of_file), i)
^  Fail: (213) [user] is_delimiter(i)
   Call: (213) [system] ')'==i
   Fail: (213) [system] ')'==i
   Call: (213) [system] get_char((0x55fbb4538270), i)
   Exit: (213) [system] get_char((0x55fbb4538270), i)
   Call: (213) [system] i=(\)
   Fail: (213) [system] i=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1893908)
   Call: (214) [system] peek_char((0x55fbb4538270), _1894842)
   Exit: (214) [system] peek_char((0x55fbb4538270), o)
^  Call: (214) [user] is_delimiter(o)
   Call: (215) [system] char_type(o, space)
   Fail: (215) [system] char_type(o, space)
   Call: (215) [system] arg(_1899562, v('(', ')', end_of_file), o)
   Fail: (215) [system] arg(_1900494, v('(', ')', end_of_file), o)
^  Fail: (214) [user] is_delimiter(o)
   Call: (214) [system] ')'==o
   Fail: (214) [system] ')'==o
   Call: (214) [system] get_char((0x55fbb4538270), o)
   Exit: (214) [system] get_char((0x55fbb4538270), o)
   Call: (214) [system] o=(\)
   Fail: (214) [system] o=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1907844)
   Call: (215) [system] peek_char((0x55fbb4538270), _1908778)
   Exit: (215) [system] peek_char((0x55fbb4538270), n)
^  Call: (215) [user] is_delimiter(n)
   Call: (216) [system] char_type(n, space)
   Fail: (216) [system] char_type(n, space)
   Call: (216) [system] arg(_1913498, v('(', ')', end_of_file), n)
   Fail: (216) [system] arg(_1914430, v('(', ')', end_of_file), n)
^  Fail: (215) [user] is_delimiter(n)
   Call: (215) [system] ')'==n
   Fail: (215) [system] ')'==n
   Call: (215) [system] get_char((0x55fbb4538270), n)
   Exit: (215) [system] get_char((0x55fbb4538270), n)
   Call: (215) [system] n=(\)
   Fail: (215) [system] n=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1921780)
   Call: (216) [system] peek_char((0x55fbb4538270), _1922714)
   Exit: (216) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (216) [user] is_delimiter(' ')
   Call: (217) [system] char_type(' ', space)
   Exit: (217) [system] char_type(' ', space)
^  Exit: (216) [user] is_delimiter(' ')
   Call: (216) [system] _1921780=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (215) [system] _1907844=[n]
   Exit: (215) [system] [n]=[n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (214) [system] _1893908=[o, n]
   Exit: (214) [system] [o, n]=[o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (213) [system] _1879972=[i, o, n]
   Exit: (213) [system] [i, o, n]=[i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (212) [system] _1866036=[t, i, o, n]
   Exit: (212) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (211) [system] _1852100=[a, t, i, o, n]
   Exit: (211) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (210) [system] _1838164=[c, a, t, i, o, n]
   Exit: (210) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (209) [system] _1824228=[i, c, a, t, i, o, n]
   Exit: (209) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (208) [system] _1810292=[l, i, c, a, t, i, o, n]
   Exit: (208) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (207) [system] _1796356=[p, l, i, c, a, t, i, o, n]
   Exit: (207) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (206) [system] _1782420=[m, p, l, i, c, a, t, i, o, n]
   Exit: (206) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (205) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _1746910)
^  Call: (206) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _1959938)
^  Call: (208) [system] setup_call_cleanup('$notrace'(_1960890, _1960892), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1959938), _1960872, fail)), '$restore_trace'(_1960890, _1960892))
^  Call: (209) [system] sig_atomic(system:'$notrace'(_1960890, _1960892))
^  Exit: (208) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1959938), _1960872, fail)), system:'$restore_trace'(3, -1))
   Call: (207) [system] atomic(_1959938)
   Fail: (207) [system] atomic(_1959938)
   Call: (207) [system] atom_chars(_1959938, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (207) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (206) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (206) [system] integer('Implication')
   Fail: (206) [system] integer('Implication')
   Call: (206) [system] _1746910='Implication'
   Exit: (206) [system] 'Implication'='Implication'
^  Exit: (205) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (204) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (203) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (203) [user] read_list(')', (0x55fbb4538270), _1974888)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1976746)
   Exit: (205) [system] peek_char((0x55fbb4538270), ' ')
   Call: (205) [system] ' '=(;)
   Fail: (205) [system] ' '=(;)
   Call: (205) [system] ' '=(/)
   Fail: (205) [system] ' '=(/)
^  Call: (205) [user] is_like_space(' ')
   Call: (206) [system] char_type(' ', 'white')
   Exit: (206) [system] char_type(' ', 'white')
^  Exit: (205) [user] is_like_space(' ')
   Call: (205) [system] get_char((0x55fbb4538270), _1986340)
   Exit: (205) [system] get_char((0x55fbb4538270), ' ')
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1989044)
   Exit: (206) [system] peek_char((0x55fbb4538270), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
   Call: (206) [system] '('=(/)
   Fail: (206) [system] '('=(/)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _2005978)
   Exit: (204) [system] peek_char((0x55fbb4538270), '(')
   Call: (204) [system] '('=')'
   Fail: (204) [system] '('=')'
   Call: (204) [system] '('=end_of_file
   Fail: (204) [system] '('=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55fbb4538270), _2011548)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _2013406)
   Exit: (206) [system] peek_char((0x55fbb4538270), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
   Call: (206) [system] '('=(/)
   Fail: (206) [system] '('=(/)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] get_char((0x55fbb4538270), _2029416)
   Exit: (205) [system] get_char((0x55fbb4538270), '(')
   Call: (205) [system] '('='('
   Exit: (205) [system] '('='('
^  Call: (205) [user] read_list(')', (0x55fbb4538270), _2011548)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _2034986)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'A')
   Call: (207) [system] 'A'=(;)
   Fail: (207) [system] 'A'=(;)
   Call: (207) [system] 'A'=(/)
   Fail: (207) [system] 'A'=(/)
^  Call: (207) [user] is_like_space('A')
   Call: (208) [system] char_type('A', 'white')
   Fail: (208) [system] char_type('A', 'white')
   Call: (208) [system] char_type('A', end_of_line)
   Fail: (208) [system] char_type('A', end_of_line)
   Call: (208) [system] char_type('A', space)
   Fail: (208) [system] char_type('A', space)
   Call: (208) [system] char_type('A', cntrl)
   Fail: (208) [system] char_type('A', cntrl)
^  Fail: (207) [user] is_like_space('A')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _2050996)
   Exit: (206) [system] peek_char((0x55fbb4538270), 'A')
   Call: (206) [system] 'A'=')'
   Fail: (206) [system] 'A'=')'
   Call: (206) [system] 'A'=end_of_file
   Fail: (206) [system] 'A'=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55fbb4538270), _2056566)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _2058424)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'A')
   Call: (208) [system] 'A'=(;)
   Fail: (208) [system] 'A'=(;)
   Call: (208) [system] 'A'=(/)
   Fail: (208) [system] 'A'=(/)
^  Call: (208) [user] is_like_space('A')
   Call: (209) [system] char_type('A', 'white')
   Fail: (209) [system] char_type('A', 'white')
   Call: (209) [system] char_type('A', end_of_line)
   Fail: (209) [system] char_type('A', end_of_line)
   Call: (209) [system] char_type('A', space)
   Fail: (209) [system] char_type('A', space)
   Call: (209) [system] char_type('A', cntrl)
   Fail: (209) [system] char_type('A', cntrl)
^  Fail: (208) [user] is_like_space('A')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] get_char((0x55fbb4538270), _2074434)
   Exit: (207) [system] get_char((0x55fbb4538270), 'A')
   Call: (207) [system] 'A'='('
   Fail: (207) [system] 'A'='('
   Call: (207) [system] 'A'='['
   Fail: (207) [system] 'A'='['
   Call: (207) [system] 'A'='{'
   Fail: (207) [system] 'A'='{'
   Call: (207) [system] 'A'='"'
   Fail: (207) [system] 'A'='"'
   Call: (207) [system] 'A'=!
   Fail: (207) [system] 'A'=!
   Call: (207) [system] 'A'='\''
   Fail: (207) [system] 'A'='\''
   Call: (207) [system] 'A'='`'
   Fail: (207) [system] 'A'='`'
   Call: (207) [system] 'A'=end_of_file
   Fail: (207) [system] 'A'=end_of_file
^  Call: (207) [user] read_symbolic(')', (0x55fbb4538270), 'A', _2056566)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _2092076)
   Call: (209) [system] peek_char((0x55fbb4538270), _2093010)
   Exit: (209) [system] peek_char((0x55fbb4538270), n)
^  Call: (209) [user] is_delimiter(n)
   Call: (210) [system] char_type(n, space)
   Fail: (210) [system] char_type(n, space)
   Call: (210) [system] arg(_4700, v('(', ')', end_of_file), n)
   Fail: (210) [system] arg(_5632, v('(', ')', end_of_file), n)
^  Fail: (209) [user] is_delimiter(n)
   Call: (209) [system] ')'==n
   Fail: (209) [system] ')'==n
   Call: (209) [system] get_char((0x55fbb4538270), n)
   Exit: (209) [system] get_char((0x55fbb4538270), n)
   Call: (209) [system] n=(\)
   Fail: (209) [system] n=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _12982)
   Call: (210) [system] peek_char((0x55fbb4538270), _13916)
   Exit: (210) [system] peek_char((0x55fbb4538270), d)
^  Call: (210) [user] is_delimiter(d)
   Call: (211) [system] char_type(d, space)
   Fail: (211) [system] char_type(d, space)
   Call: (211) [system] arg(_18636, v('(', ')', end_of_file), d)
   Fail: (211) [system] arg(_19568, v('(', ')', end_of_file), d)
^  Fail: (210) [user] is_delimiter(d)
   Call: (210) [system] ')'==d
   Fail: (210) [system] ')'==d
   Call: (210) [system] get_char((0x55fbb4538270), d)
   Exit: (210) [system] get_char((0x55fbb4538270), d)
   Call: (210) [system] d=(\)
   Fail: (210) [system] d=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _26918)
   Call: (211) [system] peek_char((0x55fbb4538270), _27852)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (211) [user] is_delimiter('L')
   Call: (212) [system] char_type('L', space)
   Fail: (212) [system] char_type('L', space)
   Call: (212) [system] arg(_32572, v('(', ')', end_of_file), 'L')
   Fail: (212) [system] arg(_33504, v('(', ')', end_of_file), 'L')
^  Fail: (211) [user] is_delimiter('L')
   Call: (211) [system] ')'=='L'
   Fail: (211) [system] ')'=='L'
   Call: (211) [system] get_char((0x55fbb4538270), 'L')
   Exit: (211) [system] get_char((0x55fbb4538270), 'L')
   Call: (211) [system] 'L'=(\)
   Fail: (211) [system] 'L'=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _40854)
   Call: (212) [system] peek_char((0x55fbb4538270), _41788)
   Exit: (212) [system] peek_char((0x55fbb4538270), i)
^  Call: (212) [user] is_delimiter(i)
   Call: (213) [system] char_type(i, space)
   Fail: (213) [system] char_type(i, space)
   Call: (213) [system] arg(_46508, v('(', ')', end_of_file), i)
   Fail: (213) [system] arg(_47440, v('(', ')', end_of_file), i)
^  Fail: (212) [user] is_delimiter(i)
   Call: (212) [system] ')'==i
   Fail: (212) [system] ')'==i
   Call: (212) [system] get_char((0x55fbb4538270), i)
   Exit: (212) [system] get_char((0x55fbb4538270), i)
   Call: (212) [system] i=(\)
   Fail: (212) [system] i=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _54790)
   Call: (213) [system] peek_char((0x55fbb4538270), _55724)
   Exit: (213) [system] peek_char((0x55fbb4538270), n)
^  Call: (213) [user] is_delimiter(n)
   Call: (214) [system] char_type(n, space)
   Fail: (214) [system] char_type(n, space)
   Call: (214) [system] arg(_60444, v('(', ')', end_of_file), n)
   Fail: (214) [system] arg(_61376, v('(', ')', end_of_file), n)
^  Fail: (213) [user] is_delimiter(n)
   Call: (213) [system] ')'==n
   Fail: (213) [system] ')'==n
   Call: (213) [system] get_char((0x55fbb4538270), n)
   Exit: (213) [system] get_char((0x55fbb4538270), n)
   Call: (213) [system] n=(\)
   Fail: (213) [system] n=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _68726)
   Call: (214) [system] peek_char((0x55fbb4538270), _69660)
   Exit: (214) [system] peek_char((0x55fbb4538270), k)
^  Call: (214) [user] is_delimiter(k)
   Call: (215) [system] char_type(k, space)
   Fail: (215) [system] char_type(k, space)
   Call: (215) [system] arg(_74380, v('(', ')', end_of_file), k)
   Fail: (215) [system] arg(_75312, v('(', ')', end_of_file), k)
^  Fail: (214) [user] is_delimiter(k)
   Call: (214) [system] ')'==k
   Fail: (214) [system] ')'==k
   Call: (214) [system] get_char((0x55fbb4538270), k)
   Exit: (214) [system] get_char((0x55fbb4538270), k)
   Call: (214) [system] k=(\)
   Fail: (214) [system] k=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _82662)
   Call: (215) [system] peek_char((0x55fbb4538270), _83596)
   Exit: (215) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (215) [user] is_delimiter(' ')
   Call: (216) [system] char_type(' ', space)
   Exit: (216) [system] char_type(' ', space)
^  Exit: (215) [user] is_delimiter(' ')
   Call: (215) [system] _82662=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (214) [system] _68726=[k]
   Exit: (214) [system] [k]=[k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (213) [system] _54790=[n, k]
   Exit: (213) [system] [n, k]=[n, k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (212) [system] _40854=[i, n, k]
   Exit: (212) [system] [i, n, k]=[i, n, k]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (211) [system] _26918=['L', i, n, k]
   Exit: (211) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (210) [system] _12982=[d, 'L', i, n, k]
   Exit: (210) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (209) [system] _3834=[n, d, 'L', i, n, k]
   Exit: (209) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (208) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _3830)
^  Call: (209) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _109644)
^  Call: (211) [system] setup_call_cleanup('$notrace'(_110596, _110598), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _109644), _110578, fail)), '$restore_trace'(_110596, _110598))
^  Call: (212) [system] sig_atomic(system:'$notrace'(_110596, _110598))
^  Exit: (211) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _109644), _110578, fail)), system:'$restore_trace'(3, -1))
   Call: (210) [system] atomic(_109644)
   Fail: (210) [system] atomic(_109644)
   Call: (210) [system] atom_chars(_109644, ['A', n, d, 'L', i, n, k])
   Exit: (210) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (209) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (209) [system] integer('AndLink')
   Fail: (209) [system] integer('AndLink')
   Call: (209) [system] _3830='AndLink'
   Exit: (209) [system] 'AndLink'='AndLink'
^  Exit: (208) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (207) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (206) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _124594)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _126452)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
   Call: (208) [system] ' '=(;)
   Fail: (208) [system] ' '=(;)
   Call: (208) [system] ' '=(/)
   Fail: (208) [system] ' '=(/)
^  Call: (208) [user] is_like_space(' ')
   Call: (209) [system] char_type(' ', 'white')
   Exit: (209) [system] char_type(' ', 'white')
^  Exit: (208) [user] is_like_space(' ')
   Call: (208) [system] get_char((0x55fbb4538270), _136046)
   Exit: (208) [system] get_char((0x55fbb4538270), ' ')
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _138750)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'A')
   Call: (209) [system] 'A'=(;)
   Fail: (209) [system] 'A'=(;)
   Call: (209) [system] 'A'=(/)
   Fail: (209) [system] 'A'=(/)
^  Call: (209) [user] is_like_space('A')
   Call: (210) [system] char_type('A', 'white')
   Fail: (210) [system] char_type('A', 'white')
   Call: (210) [system] char_type('A', end_of_line)
   Fail: (210) [system] char_type('A', end_of_line)
   Call: (210) [system] char_type('A', space)
   Fail: (210) [system] char_type('A', space)
   Call: (210) [system] char_type('A', cntrl)
   Fail: (210) [system] char_type('A', cntrl)
^  Fail: (209) [user] is_like_space('A')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _155684)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'A')
   Call: (207) [system] 'A'=')'
   Fail: (207) [system] 'A'=')'
   Call: (207) [system] 'A'=end_of_file
   Fail: (207) [system] 'A'=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55fbb4538270), _161254)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _163112)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'A')
   Call: (209) [system] 'A'=(;)
   Fail: (209) [system] 'A'=(;)
   Call: (209) [system] 'A'=(/)
   Fail: (209) [system] 'A'=(/)
^  Call: (209) [user] is_like_space('A')
   Call: (210) [system] char_type('A', 'white')
   Fail: (210) [system] char_type('A', 'white')
   Call: (210) [system] char_type('A', end_of_line)
   Fail: (210) [system] char_type('A', end_of_line)
   Call: (210) [system] char_type('A', space)
   Fail: (210) [system] char_type('A', space)
   Call: (210) [system] char_type('A', cntrl)
   Fail: (210) [system] char_type('A', cntrl)
^  Fail: (209) [user] is_like_space('A')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] get_char((0x55fbb4538270), _179122)
   Exit: (208) [system] get_char((0x55fbb4538270), 'A')
   Call: (208) [system] 'A'='('
   Fail: (208) [system] 'A'='('
   Call: (208) [system] 'A'='['
   Fail: (208) [system] 'A'='['
   Call: (208) [system] 'A'='{'
   Fail: (208) [system] 'A'='{'
   Call: (208) [system] 'A'='"'
   Fail: (208) [system] 'A'='"'
   Call: (208) [system] 'A'=!
   Fail: (208) [system] 'A'=!
   Call: (208) [system] 'A'='\''
   Fail: (208) [system] 'A'='\''
   Call: (208) [system] 'A'='`'
   Fail: (208) [system] 'A'='`'
   Call: (208) [system] 'A'=end_of_file
   Fail: (208) [system] 'A'=end_of_file
^  Call: (208) [user] read_symbolic(')', (0x55fbb4538270), 'A', _161254)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _196764)
   Call: (210) [system] peek_char((0x55fbb4538270), _197698)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _196764=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (209) [user] classify_and_convert_charseq(['A'], _161254)
^  Call: (210) [user] classify_and_convert_charseq_(['A'], _206982)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_207934, _207936), once(user:catch(read_from_chars(['A'], _206982), _207916, fail)), '$restore_trace'(_207934, _207936))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_207934, _207936))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _206982), _207916, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(_206982)
   Fail: (211) [system] atomic(_206982)
   Call: (211) [system] atom_chars(_206982, ['A'])
   Exit: (211) [system] atom_chars('A', ['A'])
^  Exit: (210) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (210) [system] integer('A')
   Fail: (210) [system] integer('A')
   Call: (210) [system] _161254='A'
   Exit: (210) [system] 'A'='A'
^  Exit: (209) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (208) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (207) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _221932)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _223790)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
   Call: (209) [system] ' '=(/)
   Fail: (209) [system] ' '=(/)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55fbb4538270), _233384)
   Exit: (209) [system] get_char((0x55fbb4538270), ' ')
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _236088)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'B')
   Call: (210) [system] 'B'=(;)
   Fail: (210) [system] 'B'=(;)
   Call: (210) [system] 'B'=(/)
   Fail: (210) [system] 'B'=(/)
^  Call: (210) [user] is_like_space('B')
   Call: (211) [system] char_type('B', 'white')
   Fail: (211) [system] char_type('B', 'white')
   Call: (211) [system] char_type('B', end_of_line)
   Fail: (211) [system] char_type('B', end_of_line)
   Call: (211) [system] char_type('B', space)
   Fail: (211) [system] char_type('B', space)
   Call: (211) [system] char_type('B', cntrl)
   Fail: (211) [system] char_type('B', cntrl)
^  Fail: (210) [user] is_like_space('B')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _253022)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'B')
   Call: (208) [system] 'B'=')'
   Fail: (208) [system] 'B'=')'
   Call: (208) [system] 'B'=end_of_file
   Fail: (208) [system] 'B'=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55fbb4538270), _258592)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _260450)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'B')
   Call: (210) [system] 'B'=(;)
   Fail: (210) [system] 'B'=(;)
   Call: (210) [system] 'B'=(/)
   Fail: (210) [system] 'B'=(/)
^  Call: (210) [user] is_like_space('B')
   Call: (211) [system] char_type('B', 'white')
   Fail: (211) [system] char_type('B', 'white')
   Call: (211) [system] char_type('B', end_of_line)
   Fail: (211) [system] char_type('B', end_of_line)
   Call: (211) [system] char_type('B', space)
   Fail: (211) [system] char_type('B', space)
   Call: (211) [system] char_type('B', cntrl)
   Fail: (211) [system] char_type('B', cntrl)
^  Fail: (210) [user] is_like_space('B')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] get_char((0x55fbb4538270), _276460)
   Exit: (209) [system] get_char((0x55fbb4538270), 'B')
   Call: (209) [system] 'B'='('
   Fail: (209) [system] 'B'='('
   Call: (209) [system] 'B'='['
   Fail: (209) [system] 'B'='['
   Call: (209) [system] 'B'='{'
   Fail: (209) [system] 'B'='{'
   Call: (209) [system] 'B'='"'
   Fail: (209) [system] 'B'='"'
   Call: (209) [system] 'B'=!
   Fail: (209) [system] 'B'=!
   Call: (209) [system] 'B'='\''
   Fail: (209) [system] 'B'='\''
   Call: (209) [system] 'B'='`'
   Fail: (209) [system] 'B'='`'
   Call: (209) [system] 'B'=end_of_file
   Fail: (209) [system] 'B'=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55fbb4538270), 'B', _258592)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _294102)
   Call: (211) [system] peek_char((0x55fbb4538270), _295036)
   Exit: (211) [system] peek_char((0x55fbb4538270), ')')
^  Call: (211) [user] is_delimiter(')')
   Call: (212) [system] char_type(')', space)
   Fail: (212) [system] char_type(')', space)
   Call: (212) [system] arg(_299756, v('(', ')', end_of_file), ')')
   Exit: (212) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (211) [user] is_delimiter(')')
   Call: (211) [system] _294102=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (210) [user] classify_and_convert_charseq(['B'], _258592)
^  Call: (211) [user] classify_and_convert_charseq_(['B'], _306192)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_307144, _307146), once(user:catch(read_from_chars(['B'], _306192), _307126, fail)), '$restore_trace'(_307144, _307146))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_307144, _307146))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _306192), _307126, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(_306192)
   Fail: (212) [system] atomic(_306192)
   Call: (212) [system] atom_chars(_306192, ['B'])
   Exit: (212) [system] atom_chars('B', ['B'])
^  Exit: (211) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (211) [system] integer('B')
   Fail: (211) [system] integer('B')
   Call: (211) [system] _258592='B'
   Exit: (211) [system] 'B'='B'
^  Exit: (210) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (209) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (208) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _321142)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _323000)
   Exit: (210) [system] peek_char((0x55fbb4538270), ')')
   Call: (210) [system] ')'=(;)
   Fail: (210) [system] ')'=(;)
   Call: (210) [system] ')'=(/)
   Fail: (210) [system] ')'=(/)
^  Call: (210) [user] is_like_space(')')
   Call: (211) [system] char_type(')', 'white')
   Fail: (211) [system] char_type(')', 'white')
   Call: (211) [system] char_type(')', end_of_line)
   Fail: (211) [system] char_type(')', end_of_line)
   Call: (211) [system] char_type(')', space)
   Fail: (211) [system] char_type(')', space)
   Call: (211) [system] char_type(')', cntrl)
   Fail: (211) [system] char_type(')', cntrl)
^  Fail: (210) [user] is_like_space(')')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _339010)
   Exit: (209) [system] peek_char((0x55fbb4538270), ')')
   Call: (209) [system] ')'=')'
   Exit: (209) [system] ')'=')'
   Call: (209) [system] get_char((0x55fbb4538270), _342800)
   Exit: (209) [system] get_char((0x55fbb4538270), ')')
   Call: (209) [system] _321142=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), [])
   Call: (208) [system] _221932=['B']
   Exit: (208) [system] ['B']=['B']
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (207) [system] _124594=['A', 'B']
   Exit: (207) [system] ['A', 'B']=['A', 'B']
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), ['A', 'B'])
   Call: (206) [system] _3824=['AndLink', 'A', 'B']
   Exit: (206) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (205) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Exit: (204) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Call: (204) [user] read_list(')', (0x55fbb4538270), _356682)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _358540)
   Exit: (206) [system] peek_char((0x55fbb4538270), ' ')
   Call: (206) [system] ' '=(;)
   Fail: (206) [system] ' '=(;)
   Call: (206) [system] ' '=(/)
   Fail: (206) [system] ' '=(/)
^  Call: (206) [user] is_like_space(' ')
   Call: (207) [system] char_type(' ', 'white')
   Exit: (207) [system] char_type(' ', 'white')
^  Exit: (206) [user] is_like_space(' ')
   Call: (206) [system] get_char((0x55fbb4538270), _368134)
   Exit: (206) [system] get_char((0x55fbb4538270), ' ')
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _370838)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'C')
   Call: (207) [system] 'C'=(;)
   Fail: (207) [system] 'C'=(;)
   Call: (207) [system] 'C'=(/)
   Fail: (207) [system] 'C'=(/)
^  Call: (207) [user] is_like_space('C')
   Call: (208) [system] char_type('C', 'white')
   Fail: (208) [system] char_type('C', 'white')
   Call: (208) [system] char_type('C', end_of_line)
   Fail: (208) [system] char_type('C', end_of_line)
   Call: (208) [system] char_type('C', space)
   Fail: (208) [system] char_type('C', space)
   Call: (208) [system] char_type('C', cntrl)
   Fail: (208) [system] char_type('C', cntrl)
^  Fail: (207) [user] is_like_space('C')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _387772)
   Exit: (205) [system] peek_char((0x55fbb4538270), 'C')
   Call: (205) [system] 'C'=')'
   Fail: (205) [system] 'C'=')'
   Call: (205) [system] 'C'=end_of_file
   Fail: (205) [system] 'C'=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55fbb4538270), _393342)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _395200)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'C')
   Call: (207) [system] 'C'=(;)
   Fail: (207) [system] 'C'=(;)
   Call: (207) [system] 'C'=(/)
   Fail: (207) [system] 'C'=(/)
^  Call: (207) [user] is_like_space('C')
   Call: (208) [system] char_type('C', 'white')
   Fail: (208) [system] char_type('C', 'white')
   Call: (208) [system] char_type('C', end_of_line)
   Fail: (208) [system] char_type('C', end_of_line)
   Call: (208) [system] char_type('C', space)
   Fail: (208) [system] char_type('C', space)
   Call: (208) [system] char_type('C', cntrl)
   Fail: (208) [system] char_type('C', cntrl)
^  Fail: (207) [user] is_like_space('C')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] get_char((0x55fbb4538270), _411210)
   Exit: (206) [system] get_char((0x55fbb4538270), 'C')
   Call: (206) [system] 'C'='('
   Fail: (206) [system] 'C'='('
   Call: (206) [system] 'C'='['
   Fail: (206) [system] 'C'='['
   Call: (206) [system] 'C'='{'
   Fail: (206) [system] 'C'='{'
   Call: (206) [system] 'C'='"'
   Fail: (206) [system] 'C'='"'
   Call: (206) [system] 'C'=!
   Fail: (206) [system] 'C'=!
   Call: (206) [system] 'C'='\''
   Fail: (206) [system] 'C'='\''
   Call: (206) [system] 'C'='`'
   Fail: (206) [system] 'C'='`'
   Call: (206) [system] 'C'=end_of_file
   Fail: (206) [system] 'C'=end_of_file
^  Call: (206) [user] read_symbolic(')', (0x55fbb4538270), 'C', _393342)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _428852)
   Call: (208) [system] peek_char((0x55fbb4538270), _429786)
   Exit: (208) [system] peek_char((0x55fbb4538270), ')')
^  Call: (208) [user] is_delimiter(')')
   Call: (209) [system] char_type(')', space)
   Fail: (209) [system] char_type(')', space)
   Call: (209) [system] arg(_434506, v('(', ')', end_of_file), ')')
   Exit: (209) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (208) [user] is_delimiter(')')
   Call: (208) [system] _428852=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (207) [user] classify_and_convert_charseq(['C'], _393342)
^  Call: (208) [user] classify_and_convert_charseq_(['C'], _440942)
^  Call: (210) [system] setup_call_cleanup('$notrace'(_441894, _441896), once(user:catch(read_from_chars(['C'], _440942), _441876, fail)), '$restore_trace'(_441894, _441896))
^  Call: (211) [system] sig_atomic(system:'$notrace'(_441894, _441896))
^  Exit: (210) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _440942), _441876, fail)), system:'$restore_trace'(3, -1))
   Call: (209) [system] atomic(_440942)
   Fail: (209) [system] atomic(_440942)
   Call: (209) [system] atom_chars(_440942, ['C'])
   Exit: (209) [system] atom_chars('C', ['C'])
^  Exit: (208) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (208) [system] integer('C')
   Fail: (208) [system] integer('C')
   Call: (208) [system] _393342='C'
   Exit: (208) [system] 'C'='C'
^  Exit: (207) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (206) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (205) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (205) [user] read_list(')', (0x55fbb4538270), _455892)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _457750)
   Exit: (207) [system] peek_char((0x55fbb4538270), ')')
   Call: (207) [system] ')'=(;)
   Fail: (207) [system] ')'=(;)
   Call: (207) [system] ')'=(/)
   Fail: (207) [system] ')'=(/)
^  Call: (207) [user] is_like_space(')')
   Call: (208) [system] char_type(')', 'white')
   Fail: (208) [system] char_type(')', 'white')
   Call: (208) [system] char_type(')', end_of_line)
   Fail: (208) [system] char_type(')', end_of_line)
   Call: (208) [system] char_type(')', space)
   Fail: (208) [system] char_type(')', space)
   Call: (208) [system] char_type(')', cntrl)
   Fail: (208) [system] char_type(')', cntrl)
^  Fail: (207) [user] is_like_space(')')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _473760)
   Exit: (206) [system] peek_char((0x55fbb4538270), ')')
   Call: (206) [system] ')'=')'
   Exit: (206) [system] ')'=')'
   Call: (206) [system] get_char((0x55fbb4538270), _477550)
   Exit: (206) [system] get_char((0x55fbb4538270), ')')
   Call: (206) [system] _455892=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_list(')', (0x55fbb4538270), [])
   Call: (205) [system] _356682=['C']
   Exit: (205) [system] ['C']=['C']
^  Exit: (204) [user] read_list(')', (0x55fbb4538270), ['C'])
   Call: (204) [system] _3820=[['AndLink', 'A', 'B'], 'C']
   Exit: (204) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (203) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'A', 'B'], 'C'])
   Call: (203) [system] _3812=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (203) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _491432)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _493290)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
   Call: (203) [system] ' '=(/)
   Fail: (203) [system] ' '=(/)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55fbb4538270), _502884)
   Exit: (203) [system] get_char((0x55fbb4538270), ' ')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _505588)
   Exit: (204) [system] peek_char((0x55fbb4538270), 'B')
   Call: (204) [system] 'B'=(;)
   Fail: (204) [system] 'B'=(;)
   Call: (204) [system] 'B'=(/)
   Fail: (204) [system] 'B'=(/)
^  Call: (204) [user] is_like_space('B')
   Call: (205) [system] char_type('B', 'white')
   Fail: (205) [system] char_type('B', 'white')
   Call: (205) [system] char_type('B', end_of_line)
   Fail: (205) [system] char_type('B', end_of_line)
   Call: (205) [system] char_type('B', space)
   Fail: (205) [system] char_type('B', space)
   Call: (205) [system] char_type('B', cntrl)
   Fail: (205) [system] char_type('B', cntrl)
^  Fail: (204) [user] is_like_space('B')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _522522)
   Exit: (202) [system] peek_char((0x55fbb4538270), 'B')
   Call: (202) [system] 'B'=')'
   Fail: (202) [system] 'B'=')'
   Call: (202) [system] 'B'=end_of_file
   Fail: (202) [system] 'B'=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55fbb4538270), _528092)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _529950)
   Exit: (204) [system] peek_char((0x55fbb4538270), 'B')
   Call: (204) [system] 'B'=(;)
   Fail: (204) [system] 'B'=(;)
   Call: (204) [system] 'B'=(/)
   Fail: (204) [system] 'B'=(/)
^  Call: (204) [user] is_like_space('B')
   Call: (205) [system] char_type('B', 'white')
   Fail: (205) [system] char_type('B', 'white')
   Call: (205) [system] char_type('B', end_of_line)
   Fail: (205) [system] char_type('B', end_of_line)
   Call: (205) [system] char_type('B', space)
   Fail: (205) [system] char_type('B', space)
   Call: (205) [system] char_type('B', cntrl)
   Fail: (205) [system] char_type('B', cntrl)
^  Fail: (204) [user] is_like_space('B')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] get_char((0x55fbb4538270), _545960)
   Exit: (203) [system] get_char((0x55fbb4538270), 'B')
   Call: (203) [system] 'B'='('
   Fail: (203) [system] 'B'='('
   Call: (203) [system] 'B'='['
   Fail: (203) [system] 'B'='['
   Call: (203) [system] 'B'='{'
   Fail: (203) [system] 'B'='{'
   Call: (203) [system] 'B'='"'
   Fail: (203) [system] 'B'='"'
   Call: (203) [system] 'B'=!
   Fail: (203) [system] 'B'=!
   Call: (203) [system] 'B'='\''
   Fail: (203) [system] 'B'='\''
   Call: (203) [system] 'B'='`'
   Fail: (203) [system] 'B'='`'
   Call: (203) [system] 'B'=end_of_file
   Fail: (203) [system] 'B'=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55fbb4538270), 'B', _528092)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _563602)
   Call: (205) [system] peek_char((0x55fbb4538270), _564536)
   Exit: (205) [system] peek_char((0x55fbb4538270), ')')
^  Call: (205) [user] is_delimiter(')')
   Call: (206) [system] char_type(')', space)
   Fail: (206) [system] char_type(')', space)
   Call: (206) [system] arg(_569256, v('(', ')', end_of_file), ')')
   Exit: (206) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (205) [user] is_delimiter(')')
   Call: (205) [system] _563602=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (204) [user] classify_and_convert_charseq(['B'], _528092)
^  Call: (205) [user] classify_and_convert_charseq_(['B'], _575692)
^  Call: (207) [system] setup_call_cleanup('$notrace'(_576644, _576646), once(user:catch(read_from_chars(['B'], _575692), _576626, fail)), '$restore_trace'(_576644, _576646))
^  Call: (208) [system] sig_atomic(system:'$notrace'(_576644, _576646))
^  Exit: (207) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _575692), _576626, fail)), system:'$restore_trace'(3, -1))
   Call: (206) [system] atomic(_575692)
   Fail: (206) [system] atomic(_575692)
   Call: (206) [system] atom_chars(_575692, ['B'])
   Exit: (206) [system] atom_chars('B', ['B'])
^  Exit: (205) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (205) [system] integer('B')
   Fail: (205) [system] integer('B')
   Call: (205) [system] _528092='B'
   Exit: (205) [system] 'B'='B'
^  Exit: (204) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (203) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (202) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _590642)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _592500)
   Exit: (204) [system] peek_char((0x55fbb4538270), ')')
   Call: (204) [system] ')'=(;)
   Fail: (204) [system] ')'=(;)
   Call: (204) [system] ')'=(/)
   Fail: (204) [system] ')'=(/)
^  Call: (204) [user] is_like_space(')')
   Call: (205) [system] char_type(')', 'white')
   Fail: (205) [system] char_type(')', 'white')
   Call: (205) [system] char_type(')', end_of_line)
   Fail: (205) [system] char_type(')', end_of_line)
   Call: (205) [system] char_type(')', space)
   Fail: (205) [system] char_type(')', space)
   Call: (205) [system] char_type(')', cntrl)
   Fail: (205) [system] char_type(')', cntrl)
^  Fail: (204) [user] is_like_space(')')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _608510)
   Exit: (203) [system] peek_char((0x55fbb4538270), ')')
   Call: (203) [system] ')'=')'
   Exit: (203) [system] ')'=')'
   Call: (203) [system] get_char((0x55fbb4538270), _612300)
   Exit: (203) [system] get_char((0x55fbb4538270), ')')
   Call: (203) [system] _590642=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), [])
   Call: (202) [system] _491432=['B']
   Exit: (202) [system] ['B']=['B']
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (201) [system] _3808=[['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']
   Exit: (201) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']=[['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [['Implication', ['AndLink', 'A', 'B'], 'C'], 'B'])
   Call: (200) [system] _3800=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']
   Exit: (200) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B'])
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B'])
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _626182)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _628040)
   Exit: (200) [system] peek_char((0x55fbb4538270), ')')
   Call: (200) [system] ')'=(;)
   Fail: (200) [system] ')'=(;)
   Call: (200) [system] ')'=(/)
   Fail: (200) [system] ')'=(/)
^  Call: (200) [user] is_like_space(')')
   Call: (201) [system] char_type(')', 'white')
   Fail: (201) [system] char_type(')', 'white')
   Call: (201) [system] char_type(')', end_of_line)
   Fail: (201) [system] char_type(')', end_of_line)
   Call: (201) [system] char_type(')', space)
   Fail: (201) [system] char_type(')', space)
   Call: (201) [system] char_type(')', cntrl)
   Fail: (201) [system] char_type(')', cntrl)
^  Fail: (200) [user] is_like_space(')')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _644050)
   Exit: (199) [system] peek_char((0x55fbb4538270), ')')
   Call: (199) [system] ')'=')'
   Exit: (199) [system] ')'=')'
   Call: (199) [system] get_char((0x55fbb4538270), _647840)
   Exit: (199) [system] get_char((0x55fbb4538270), ')')
   Call: (199) [system] _626182=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [])
   Call: (198) [system] _3796=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
   Exit: (198) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']])
   Call: (197) [system] _3772=[['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
   Exit: (197) [system] [['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]=[['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']])
   Call: (196) [system] _3764=[:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
   Exit: (196) [system] [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]=[:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
^  Exit: (195) [user] read_list(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']])
^  Exit: (194) [user] cont_sexpr(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']])
^  Call: (194) [user] read_list(')', (0x55fbb4538270), _661722)
^  Call: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _663580)
   Exit: (196) [system] peek_char((0x55fbb4538270), '\n')
   Call: (196) [system] '\n'=(;)
   Fail: (196) [system] '\n'=(;)
   Call: (196) [system] '\n'=(/)
   Fail: (196) [system] '\n'=(/)
^  Call: (196) [user] is_like_space('\n')
   Call: (197) [system] char_type('\n', 'white')
   Fail: (197) [system] char_type('\n', 'white')
   Call: (197) [system] char_type('\n', end_of_line)
   Exit: (197) [system] char_type('\n', end_of_line)
^  Exit: (196) [user] is_like_space('\n')
   Call: (196) [system] get_char((0x55fbb4538270), _675030)
   Exit: (196) [system] get_char((0x55fbb4538270), '\n')
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _677734)
   Exit: (197) [system] peek_char((0x55fbb4538270), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
   Call: (197) [system] ' '=(/)
   Fail: (197) [system] ' '=(/)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55fbb4538270), _687328)
   Exit: (197) [system] get_char((0x55fbb4538270), ' ')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _690032)
   Exit: (198) [system] peek_char((0x55fbb4538270), '(')
   Call: (198) [system] '('=(;)
   Fail: (198) [system] '('=(;)
   Call: (198) [system] '('=(/)
   Fail: (198) [system] '('=(/)
^  Call: (198) [user] is_like_space('(')
   Call: (199) [system] char_type('(', 'white')
   Fail: (199) [system] char_type('(', 'white')
   Call: (199) [system] char_type('(', end_of_line)
   Fail: (199) [system] char_type('(', end_of_line)
   Call: (199) [system] char_type('(', space)
   Fail: (199) [system] char_type('(', space)
   Call: (199) [system] char_type('(', cntrl)
   Fail: (199) [system] char_type('(', cntrl)
^  Fail: (198) [user] is_like_space('(')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
^  Exit: (195) [user] skip_spaces((0x55fbb4538270))
   Call: (195) [system] peek_char((0x55fbb4538270), _707890)
   Exit: (195) [system] peek_char((0x55fbb4538270), '(')
   Call: (195) [system] '('=')'
   Fail: (195) [system] '('=')'
   Call: (195) [system] '('=end_of_file
   Fail: (195) [system] '('=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55fbb4538270), _713460)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _715318)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
   Call: (197) [system] '('=(/)
   Fail: (197) [system] '('=(/)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] get_char((0x55fbb4538270), _731328)
   Exit: (196) [system] get_char((0x55fbb4538270), '(')
   Call: (196) [system] '('='('
   Exit: (196) [system] '('='('
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _713460)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _736898)
   Exit: (198) [system] peek_char((0x55fbb4538270), :)
   Call: (198) [system] (:)=(;)
   Fail: (198) [system] (:)=(;)
   Call: (198) [system] (:)=(/)
   Fail: (198) [system] (:)=(/)
^  Call: (198) [user] is_like_space(:)
   Call: (199) [system] char_type(:, 'white')
   Fail: (199) [system] char_type(:, 'white')
   Call: (199) [system] char_type(:, end_of_line)
   Fail: (199) [system] char_type(:, end_of_line)
   Call: (199) [system] char_type(:, space)
   Fail: (199) [system] char_type(:, space)
   Call: (199) [system] char_type(:, cntrl)
   Fail: (199) [system] char_type(:, cntrl)
^  Fail: (198) [user] is_like_space(:)
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _752908)
   Exit: (197) [system] peek_char((0x55fbb4538270), :)
   Call: (197) [system] (:)=')'
   Fail: (197) [system] (:)=')'
   Call: (197) [system] (:)=end_of_file
   Fail: (197) [system] (:)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _758478)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _760336)
   Exit: (199) [system] peek_char((0x55fbb4538270), :)
   Call: (199) [system] (:)=(;)
   Fail: (199) [system] (:)=(;)
   Call: (199) [system] (:)=(/)
   Fail: (199) [system] (:)=(/)
^  Call: (199) [user] is_like_space(:)
   Call: (200) [system] char_type(:, 'white')
   Fail: (200) [system] char_type(:, 'white')
   Call: (200) [system] char_type(:, end_of_line)
   Fail: (200) [system] char_type(:, end_of_line)
   Call: (200) [system] char_type(:, space)
   Fail: (200) [system] char_type(:, space)
   Call: (200) [system] char_type(:, cntrl)
   Fail: (200) [system] char_type(:, cntrl)
^  Fail: (199) [user] is_like_space(:)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _776346)
   Exit: (198) [system] get_char((0x55fbb4538270), :)
   Call: (198) [system] (:)='('
   Fail: (198) [system] (:)='('
   Call: (198) [system] (:)='['
   Fail: (198) [system] (:)='['
   Call: (198) [system] (:)='{'
   Fail: (198) [system] (:)='{'
   Call: (198) [system] (:)='"'
   Fail: (198) [system] (:)='"'
   Call: (198) [system] (:)=!
   Fail: (198) [system] (:)=!
   Call: (198) [system] (:)='\''
   Fail: (198) [system] (:)='\''
   Call: (198) [system] (:)='`'
   Fail: (198) [system] (:)='`'
   Call: (198) [system] (:)=end_of_file
   Fail: (198) [system] (:)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55fbb4538270), :, _758478)
^  Call: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), _793988)
   Call: (200) [system] peek_char((0x55fbb4538270), _794922)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (200) [user] is_delimiter(' ')
   Call: (201) [system] char_type(' ', space)
   Exit: (201) [system] char_type(' ', space)
^  Exit: (200) [user] is_delimiter(' ')
   Call: (200) [system] _793988=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (199) [user] classify_and_convert_charseq([:], _758478)
^  Call: (200) [user] classify_and_convert_charseq_([:], _804206)
^  Call: (202) [system] setup_call_cleanup('$notrace'(_805158, _805160), once(user:catch(read_from_chars([:], _804206), _805140, fail)), '$restore_trace'(_805158, _805160))
^  Call: (203) [system] sig_atomic(system:'$notrace'(_805158, _805160))
^  Exit: (202) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _805140, fail)), system:'$restore_trace'(3, -1))
   Call: (201) [system] atomic(:)
   Exit: (201) [system] atomic(:)
^  Exit: (200) [user] classify_and_convert_charseq_([:], :)
   Call: (200) [system] integer(:)
   Fail: (200) [system] integer(:)
   Call: (200) [system] _758478=(:)
   Exit: (200) [system] (:)=(:)
^  Exit: (199) [user] classify_and_convert_charseq([:], :)
^  Exit: (198) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _817286)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _819144)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _828738)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _831442)
   Exit: (200) [system] peek_char((0x55fbb4538270), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
   Call: (200) [system] '('=(/)
   Fail: (200) [system] '('=(/)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _848376)
   Exit: (198) [system] peek_char((0x55fbb4538270), '(')
   Call: (198) [system] '('=')'
   Fail: (198) [system] '('=')'
   Call: (198) [system] '('=end_of_file
   Fail: (198) [system] '('=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _853946)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _855804)
   Exit: (200) [system] peek_char((0x55fbb4538270), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
   Call: (200) [system] '('=(/)
   Fail: (200) [system] '('=(/)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _871814)
   Exit: (199) [system] get_char((0x55fbb4538270), '(')
   Call: (199) [system] '('='('
   Exit: (199) [system] '('='('
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _853946)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _877384)
   Exit: (201) [system] peek_char((0x55fbb4538270), 'D')
   Call: (201) [system] 'D'=(;)
   Fail: (201) [system] 'D'=(;)
   Call: (201) [system] 'D'=(/)
   Fail: (201) [system] 'D'=(/)
^  Call: (201) [user] is_like_space('D')
   Call: (202) [system] char_type('D', 'white')
   Fail: (202) [system] char_type('D', 'white')
   Call: (202) [system] char_type('D', end_of_line)
   Fail: (202) [system] char_type('D', end_of_line)
   Call: (202) [system] char_type('D', space)
   Fail: (202) [system] char_type('D', space)
   Call: (202) [system] char_type('D', cntrl)
   Fail: (202) [system] char_type('D', cntrl)
^  Fail: (201) [user] is_like_space('D')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _893394)
   Exit: (200) [system] peek_char((0x55fbb4538270), 'D')
   Call: (200) [system] 'D'=')'
   Fail: (200) [system] 'D'=')'
   Call: (200) [system] 'D'=end_of_file
   Fail: (200) [system] 'D'=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _898964)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _900822)
   Exit: (202) [system] peek_char((0x55fbb4538270), 'D')
   Call: (202) [system] 'D'=(;)
   Fail: (202) [system] 'D'=(;)
   Call: (202) [system] 'D'=(/)
   Fail: (202) [system] 'D'=(/)
^  Call: (202) [user] is_like_space('D')
   Call: (203) [system] char_type('D', 'white')
   Fail: (203) [system] char_type('D', 'white')
   Call: (203) [system] char_type('D', end_of_line)
   Fail: (203) [system] char_type('D', end_of_line)
   Call: (203) [system] char_type('D', space)
   Fail: (203) [system] char_type('D', space)
   Call: (203) [system] char_type('D', cntrl)
   Fail: (203) [system] char_type('D', cntrl)
^  Fail: (202) [user] is_like_space('D')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _916832)
   Exit: (201) [system] get_char((0x55fbb4538270), 'D')
   Call: (201) [system] 'D'='('
   Fail: (201) [system] 'D'='('
   Call: (201) [system] 'D'='['
   Fail: (201) [system] 'D'='['
   Call: (201) [system] 'D'='{'
   Fail: (201) [system] 'D'='{'
   Call: (201) [system] 'D'='"'
   Fail: (201) [system] 'D'='"'
   Call: (201) [system] 'D'=!
   Fail: (201) [system] 'D'=!
   Call: (201) [system] 'D'='\''
   Fail: (201) [system] 'D'='\''
   Call: (201) [system] 'D'='`'
   Fail: (201) [system] 'D'='`'
   Call: (201) [system] 'D'=end_of_file
   Fail: (201) [system] 'D'=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), 'D', _898964)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _934474)
   Call: (203) [system] peek_char((0x55fbb4538270), _935408)
   Exit: (203) [system] peek_char((0x55fbb4538270), i)
^  Call: (203) [user] is_delimiter(i)
   Call: (204) [system] char_type(i, space)
   Fail: (204) [system] char_type(i, space)
   Call: (204) [system] arg(_940128, v('(', ')', end_of_file), i)
   Fail: (204) [system] arg(_941060, v('(', ')', end_of_file), i)
^  Fail: (203) [user] is_delimiter(i)
   Call: (203) [system] ')'==i
   Fail: (203) [system] ')'==i
   Call: (203) [system] get_char((0x55fbb4538270), i)
   Exit: (203) [system] get_char((0x55fbb4538270), i)
   Call: (203) [system] i=(\)
   Fail: (203) [system] i=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _948410)
   Call: (204) [system] peek_char((0x55fbb4538270), _949344)
   Exit: (204) [system] peek_char((0x55fbb4538270), s)
^  Call: (204) [user] is_delimiter(s)
   Call: (205) [system] char_type(s, space)
   Fail: (205) [system] char_type(s, space)
   Call: (205) [system] arg(_954064, v('(', ')', end_of_file), s)
   Fail: (205) [system] arg(_954996, v('(', ')', end_of_file), s)
^  Fail: (204) [user] is_delimiter(s)
   Call: (204) [system] ')'==s
   Fail: (204) [system] ')'==s
   Call: (204) [system] get_char((0x55fbb4538270), s)
   Exit: (204) [system] get_char((0x55fbb4538270), s)
   Call: (204) [system] s=(\)
   Fail: (204) [system] s=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _962346)
   Call: (205) [system] peek_char((0x55fbb4538270), _963280)
   Exit: (205) [system] peek_char((0x55fbb4538270), j)
^  Call: (205) [user] is_delimiter(j)
   Call: (206) [system] char_type(j, space)
   Fail: (206) [system] char_type(j, space)
   Call: (206) [system] arg(_968000, v('(', ')', end_of_file), j)
   Fail: (206) [system] arg(_968932, v('(', ')', end_of_file), j)
^  Fail: (205) [user] is_delimiter(j)
   Call: (205) [system] ')'==j
   Fail: (205) [system] ')'==j
   Call: (205) [system] get_char((0x55fbb4538270), j)
   Exit: (205) [system] get_char((0x55fbb4538270), j)
   Call: (205) [system] j=(\)
   Fail: (205) [system] j=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _976282)
   Call: (206) [system] peek_char((0x55fbb4538270), _977216)
   Exit: (206) [system] peek_char((0x55fbb4538270), u)
^  Call: (206) [user] is_delimiter(u)
   Call: (207) [system] char_type(u, space)
   Fail: (207) [system] char_type(u, space)
   Call: (207) [system] arg(_981936, v('(', ')', end_of_file), u)
   Fail: (207) [system] arg(_982868, v('(', ')', end_of_file), u)
^  Fail: (206) [user] is_delimiter(u)
   Call: (206) [system] ')'==u
   Fail: (206) [system] ')'==u
   Call: (206) [system] get_char((0x55fbb4538270), u)
   Exit: (206) [system] get_char((0x55fbb4538270), u)
   Call: (206) [system] u=(\)
   Fail: (206) [system] u=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _990218)
   Call: (207) [system] peek_char((0x55fbb4538270), _991152)
   Exit: (207) [system] peek_char((0x55fbb4538270), n)
^  Call: (207) [user] is_delimiter(n)
   Call: (208) [system] char_type(n, space)
   Fail: (208) [system] char_type(n, space)
   Call: (208) [system] arg(_995872, v('(', ')', end_of_file), n)
   Fail: (208) [system] arg(_996804, v('(', ')', end_of_file), n)
^  Fail: (207) [user] is_delimiter(n)
   Call: (207) [system] ')'==n
   Fail: (207) [system] ')'==n
   Call: (207) [system] get_char((0x55fbb4538270), n)
   Exit: (207) [system] get_char((0x55fbb4538270), n)
   Call: (207) [system] n=(\)
   Fail: (207) [system] n=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1004154)
   Call: (208) [system] peek_char((0x55fbb4538270), _1005088)
   Exit: (208) [system] peek_char((0x55fbb4538270), c)
^  Call: (208) [user] is_delimiter(c)
   Call: (209) [system] char_type(c, space)
   Fail: (209) [system] char_type(c, space)
   Call: (209) [system] arg(_1009808, v('(', ')', end_of_file), c)
   Fail: (209) [system] arg(_1010740, v('(', ')', end_of_file), c)
^  Fail: (208) [user] is_delimiter(c)
   Call: (208) [system] ')'==c
   Fail: (208) [system] ')'==c
   Call: (208) [system] get_char((0x55fbb4538270), c)
   Exit: (208) [system] get_char((0x55fbb4538270), c)
   Call: (208) [system] c=(\)
   Fail: (208) [system] c=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1018090)
   Call: (209) [system] peek_char((0x55fbb4538270), _1019024)
   Exit: (209) [system] peek_char((0x55fbb4538270), t)
^  Call: (209) [user] is_delimiter(t)
   Call: (210) [system] char_type(t, space)
   Fail: (210) [system] char_type(t, space)
   Call: (210) [system] arg(_1023744, v('(', ')', end_of_file), t)
   Fail: (210) [system] arg(_1024676, v('(', ')', end_of_file), t)
^  Fail: (209) [user] is_delimiter(t)
   Call: (209) [system] ')'==t
   Fail: (209) [system] ')'==t
   Call: (209) [system] get_char((0x55fbb4538270), t)
   Exit: (209) [system] get_char((0x55fbb4538270), t)
   Call: (209) [system] t=(\)
   Fail: (209) [system] t=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1032026)
   Call: (210) [system] peek_char((0x55fbb4538270), _1032960)
   Exit: (210) [system] peek_char((0x55fbb4538270), i)
^  Call: (210) [user] is_delimiter(i)
   Call: (211) [system] char_type(i, space)
   Fail: (211) [system] char_type(i, space)
   Call: (211) [system] arg(_1037680, v('(', ')', end_of_file), i)
   Fail: (211) [system] arg(_1038612, v('(', ')', end_of_file), i)
^  Fail: (210) [user] is_delimiter(i)
   Call: (210) [system] ')'==i
   Fail: (210) [system] ')'==i
   Call: (210) [system] get_char((0x55fbb4538270), i)
   Exit: (210) [system] get_char((0x55fbb4538270), i)
   Call: (210) [system] i=(\)
   Fail: (210) [system] i=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1045962)
   Call: (211) [system] peek_char((0x55fbb4538270), _1046896)
   Exit: (211) [system] peek_char((0x55fbb4538270), o)
^  Call: (211) [user] is_delimiter(o)
   Call: (212) [system] char_type(o, space)
   Fail: (212) [system] char_type(o, space)
   Call: (212) [system] arg(_1051616, v('(', ')', end_of_file), o)
   Fail: (212) [system] arg(_1052548, v('(', ')', end_of_file), o)
^  Fail: (211) [user] is_delimiter(o)
   Call: (211) [system] ')'==o
   Fail: (211) [system] ')'==o
   Call: (211) [system] get_char((0x55fbb4538270), o)
   Exit: (211) [system] get_char((0x55fbb4538270), o)
   Call: (211) [system] o=(\)
   Fail: (211) [system] o=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1059898)
   Call: (212) [system] peek_char((0x55fbb4538270), _1060832)
   Exit: (212) [system] peek_char((0x55fbb4538270), n)
^  Call: (212) [user] is_delimiter(n)
   Call: (213) [system] char_type(n, space)
   Fail: (213) [system] char_type(n, space)
   Call: (213) [system] arg(_1065552, v('(', ')', end_of_file), n)
   Fail: (213) [system] arg(_1066484, v('(', ')', end_of_file), n)
^  Fail: (212) [user] is_delimiter(n)
   Call: (212) [system] ')'==n
   Fail: (212) [system] ')'==n
   Call: (212) [system] get_char((0x55fbb4538270), n)
   Exit: (212) [system] get_char((0x55fbb4538270), n)
   Call: (212) [system] n=(\)
   Fail: (212) [system] n=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1073834)
   Call: (213) [system] peek_char((0x55fbb4538270), _1074768)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (213) [user] is_delimiter('I')
   Call: (214) [system] char_type('I', space)
   Fail: (214) [system] char_type('I', space)
   Call: (214) [system] arg(_1079488, v('(', ')', end_of_file), 'I')
   Fail: (214) [system] arg(_1080420, v('(', ')', end_of_file), 'I')
^  Fail: (213) [user] is_delimiter('I')
   Call: (213) [system] ')'=='I'
   Fail: (213) [system] ')'=='I'
   Call: (213) [system] get_char((0x55fbb4538270), 'I')
   Exit: (213) [system] get_char((0x55fbb4538270), 'I')
   Call: (213) [system] 'I'=(\)
   Fail: (213) [system] 'I'=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1087770)
   Call: (214) [system] peek_char((0x55fbb4538270), _1088704)
   Exit: (214) [system] peek_char((0x55fbb4538270), n)
^  Call: (214) [user] is_delimiter(n)
   Call: (215) [system] char_type(n, space)
   Fail: (215) [system] char_type(n, space)
   Call: (215) [system] arg(_1093424, v('(', ')', end_of_file), n)
   Fail: (215) [system] arg(_1094356, v('(', ')', end_of_file), n)
^  Fail: (214) [user] is_delimiter(n)
   Call: (214) [system] ')'==n
   Fail: (214) [system] ')'==n
   Call: (214) [system] get_char((0x55fbb4538270), n)
   Exit: (214) [system] get_char((0x55fbb4538270), n)
   Call: (214) [system] n=(\)
   Fail: (214) [system] n=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1101706)
   Call: (215) [system] peek_char((0x55fbb4538270), _1102640)
   Exit: (215) [system] peek_char((0x55fbb4538270), t)
^  Call: (215) [user] is_delimiter(t)
   Call: (216) [system] char_type(t, space)
   Fail: (216) [system] char_type(t, space)
   Call: (216) [system] arg(_1107360, v('(', ')', end_of_file), t)
   Fail: (216) [system] arg(_1108292, v('(', ')', end_of_file), t)
^  Fail: (215) [user] is_delimiter(t)
   Call: (215) [system] ')'==t
   Fail: (215) [system] ')'==t
   Call: (215) [system] get_char((0x55fbb4538270), t)
   Exit: (215) [system] get_char((0x55fbb4538270), t)
   Call: (215) [system] t=(\)
   Fail: (215) [system] t=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1115642)
   Call: (216) [system] peek_char((0x55fbb4538270), _1116576)
   Exit: (216) [system] peek_char((0x55fbb4538270), r)
^  Call: (216) [user] is_delimiter(r)
   Call: (217) [system] char_type(r, space)
   Fail: (217) [system] char_type(r, space)
   Call: (217) [system] arg(_1121296, v('(', ')', end_of_file), r)
   Fail: (217) [system] arg(_1122228, v('(', ')', end_of_file), r)
^  Fail: (216) [user] is_delimiter(r)
   Call: (216) [system] ')'==r
   Fail: (216) [system] ')'==r
   Call: (216) [system] get_char((0x55fbb4538270), r)
   Exit: (216) [system] get_char((0x55fbb4538270), r)
   Call: (216) [system] r=(\)
   Fail: (216) [system] r=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1129578)
   Call: (217) [system] peek_char((0x55fbb4538270), _1130512)
   Exit: (217) [system] peek_char((0x55fbb4538270), o)
^  Call: (217) [user] is_delimiter(o)
   Call: (218) [system] char_type(o, space)
   Fail: (218) [system] char_type(o, space)
   Call: (218) [system] arg(_1135232, v('(', ')', end_of_file), o)
   Fail: (218) [system] arg(_1136164, v('(', ')', end_of_file), o)
^  Fail: (217) [user] is_delimiter(o)
   Call: (217) [system] ')'==o
   Fail: (217) [system] ')'==o
   Call: (217) [system] get_char((0x55fbb4538270), o)
   Exit: (217) [system] get_char((0x55fbb4538270), o)
   Call: (217) [system] o=(\)
   Fail: (217) [system] o=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1143514)
   Call: (218) [system] peek_char((0x55fbb4538270), _1144448)
   Exit: (218) [system] peek_char((0x55fbb4538270), d)
^  Call: (218) [user] is_delimiter(d)
   Call: (219) [system] char_type(d, space)
   Fail: (219) [system] char_type(d, space)
   Call: (219) [system] arg(_1149168, v('(', ')', end_of_file), d)
   Fail: (219) [system] arg(_1150100, v('(', ')', end_of_file), d)
^  Fail: (218) [user] is_delimiter(d)
   Call: (218) [system] ')'==d
   Fail: (218) [system] ')'==d
   Call: (218) [system] get_char((0x55fbb4538270), d)
   Exit: (218) [system] get_char((0x55fbb4538270), d)
   Call: (218) [system] d=(\)
   Fail: (218) [system] d=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1157450)
   Call: (219) [system] peek_char((0x55fbb4538270), _1158384)
   Exit: (219) [system] peek_char((0x55fbb4538270), u)
^  Call: (219) [user] is_delimiter(u)
   Call: (220) [system] char_type(u, space)
   Fail: (220) [system] char_type(u, space)
   Call: (220) [system] arg(_1163104, v('(', ')', end_of_file), u)
   Fail: (220) [system] arg(_1164036, v('(', ')', end_of_file), u)
^  Fail: (219) [user] is_delimiter(u)
   Call: (219) [system] ')'==u
   Fail: (219) [system] ')'==u
   Call: (219) [system] get_char((0x55fbb4538270), u)
   Exit: (219) [system] get_char((0x55fbb4538270), u)
   Call: (219) [system] u=(\)
   Fail: (219) [system] u=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1171386)
   Call: (220) [system] peek_char((0x55fbb4538270), _1172320)
   Exit: (220) [system] peek_char((0x55fbb4538270), c)
^  Call: (220) [user] is_delimiter(c)
   Call: (221) [system] char_type(c, space)
   Fail: (221) [system] char_type(c, space)
   Call: (221) [system] arg(_1177040, v('(', ')', end_of_file), c)
   Fail: (221) [system] arg(_1177972, v('(', ')', end_of_file), c)
^  Fail: (220) [user] is_delimiter(c)
   Call: (220) [system] ')'==c
   Fail: (220) [system] ')'==c
   Call: (220) [system] get_char((0x55fbb4538270), c)
   Exit: (220) [system] get_char((0x55fbb4538270), c)
   Call: (220) [system] c=(\)
   Fail: (220) [system] c=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1185322)
   Call: (221) [system] peek_char((0x55fbb4538270), _1186256)
   Exit: (221) [system] peek_char((0x55fbb4538270), t)
^  Call: (221) [user] is_delimiter(t)
   Call: (222) [system] char_type(t, space)
   Fail: (222) [system] char_type(t, space)
   Call: (222) [system] arg(_1190976, v('(', ')', end_of_file), t)
   Fail: (222) [system] arg(_1191908, v('(', ')', end_of_file), t)
^  Fail: (221) [user] is_delimiter(t)
   Call: (221) [system] ')'==t
   Fail: (221) [system] ')'==t
   Call: (221) [system] get_char((0x55fbb4538270), t)
   Exit: (221) [system] get_char((0x55fbb4538270), t)
   Call: (221) [system] t=(\)
   Fail: (221) [system] t=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1199258)
   Call: (222) [system] peek_char((0x55fbb4538270), _1200192)
   Exit: (222) [system] peek_char((0x55fbb4538270), i)
^  Call: (222) [user] is_delimiter(i)
   Call: (223) [system] char_type(i, space)
   Fail: (223) [system] char_type(i, space)
   Call: (223) [system] arg(_1204912, v('(', ')', end_of_file), i)
   Fail: (223) [system] arg(_1205844, v('(', ')', end_of_file), i)
^  Fail: (222) [user] is_delimiter(i)
   Call: (222) [system] ')'==i
   Fail: (222) [system] ')'==i
   Call: (222) [system] get_char((0x55fbb4538270), i)
   Exit: (222) [system] get_char((0x55fbb4538270), i)
   Call: (222) [system] i=(\)
   Fail: (222) [system] i=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _1213194)
   Call: (223) [system] peek_char((0x55fbb4538270), _1214128)
   Exit: (223) [system] peek_char((0x55fbb4538270), o)
^  Call: (223) [user] is_delimiter(o)
   Call: (224) [system] char_type(o, space)
   Fail: (224) [system] char_type(o, space)
   Call: (224) [system] arg(_1218848, v('(', ')', end_of_file), o)
   Fail: (224) [system] arg(_1219780, v('(', ')', end_of_file), o)
^  Fail: (223) [user] is_delimiter(o)
   Call: (223) [system] ')'==o
   Fail: (223) [system] ')'==o
   Call: (223) [system] get_char((0x55fbb4538270), o)
   Exit: (223) [system] get_char((0x55fbb4538270), o)
   Call: (223) [system] o=(\)
   Fail: (223) [system] o=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _1227130)
   Call: (224) [system] peek_char((0x55fbb4538270), _1228064)
   Exit: (224) [system] peek_char((0x55fbb4538270), n)
^  Call: (224) [user] is_delimiter(n)
   Call: (225) [system] char_type(n, space)
   Fail: (225) [system] char_type(n, space)
   Call: (225) [system] arg(_1232784, v('(', ')', end_of_file), n)
   Fail: (225) [system] arg(_1233716, v('(', ')', end_of_file), n)
^  Fail: (224) [user] is_delimiter(n)
   Call: (224) [system] ')'==n
   Fail: (224) [system] ')'==n
   Call: (224) [system] get_char((0x55fbb4538270), n)
   Exit: (224) [system] get_char((0x55fbb4538270), n)
   Call: (224) [system] n=(\)
   Fail: (224) [system] n=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _1241066)
   Call: (225) [system] peek_char((0x55fbb4538270), _1242000)
   Exit: (225) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (225) [user] is_delimiter(' ')
   Call: (226) [system] char_type(' ', space)
   Exit: (226) [system] char_type(' ', space)
^  Exit: (225) [user] is_delimiter(' ')
   Call: (225) [system] _1241066=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (224) [system] _1227130=[n]
   Exit: (224) [system] [n]=[n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (223) [system] _1213194=[o, n]
   Exit: (223) [system] [o, n]=[o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (222) [system] _1199258=[i, o, n]
   Exit: (222) [system] [i, o, n]=[i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (221) [system] _1185322=[t, i, o, n]
   Exit: (221) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (220) [system] _1171386=[c, t, i, o, n]
   Exit: (220) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (219) [system] _1157450=[u, c, t, i, o, n]
   Exit: (219) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (218) [system] _1143514=[d, u, c, t, i, o, n]
   Exit: (218) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (217) [system] _1129578=[o, d, u, c, t, i, o, n]
   Exit: (217) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (216) [system] _1115642=[r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _1101706=[t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _1087770=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _1073834=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (212) [system] _1059898=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (212) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (211) [system] _1045962=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (211) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (210) [system] _1032026=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (210) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (209) [system] _1018090=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (209) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (208) [system] _1004154=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (208) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (207) [system] _990218=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (207) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (206) [system] _976282=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (206) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (205) [system] _962346=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (205) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (204) [system] _948410=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (204) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (203) [system] _934474=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (203) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (202) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _898964)
^  Call: (203) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1312752)
^  Call: (205) [system] setup_call_cleanup('$notrace'(_1313704, _1313706), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1312752), _1313686, fail)), '$restore_trace'(_1313704, _1313706))
^  Call: (206) [system] sig_atomic(system:'$notrace'(_1313704, _1313706))
^  Exit: (205) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1312752), _1313686, fail)), system:'$restore_trace'(3, -1))
   Call: (204) [system] atomic(_1312752)
   Fail: (204) [system] atomic(_1312752)
   Call: (204) [system] atom_chars(_1312752, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (204) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (203) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
   Call: (203) [system] integer('DisjunctionIntroduction')
   Fail: (203) [system] integer('DisjunctionIntroduction')
   Call: (203) [system] _898964='DisjunctionIntroduction'
   Exit: (203) [system] 'DisjunctionIntroduction'='DisjunctionIntroduction'
^  Exit: (202) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'DisjunctionIntroduction')
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), 'DisjunctionIntroduction')
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _1327702)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1329560)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _1339154)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1341858)
   Exit: (203) [system] peek_char((0x55fbb4538270), a)
   Call: (203) [system] a=(;)
   Fail: (203) [system] a=(;)
   Call: (203) [system] a=(/)
   Fail: (203) [system] a=(/)
^  Call: (203) [user] is_like_space(a)
   Call: (204) [system] char_type(a, 'white')
   Fail: (204) [system] char_type(a, 'white')
   Call: (204) [system] char_type(a, end_of_line)
   Fail: (204) [system] char_type(a, end_of_line)
   Call: (204) [system] char_type(a, space)
   Fail: (204) [system] char_type(a, space)
   Call: (204) [system] char_type(a, cntrl)
   Fail: (204) [system] char_type(a, cntrl)
^  Fail: (203) [user] is_like_space(a)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1358792)
   Exit: (201) [system] peek_char((0x55fbb4538270), a)
   Call: (201) [system] a=')'
   Fail: (201) [system] a=')'
   Call: (201) [system] a=end_of_file
   Fail: (201) [system] a=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _1364362)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1366220)
   Exit: (203) [system] peek_char((0x55fbb4538270), a)
   Call: (203) [system] a=(;)
   Fail: (203) [system] a=(;)
   Call: (203) [system] a=(/)
   Fail: (203) [system] a=(/)
^  Call: (203) [user] is_like_space(a)
   Call: (204) [system] char_type(a, 'white')
   Fail: (204) [system] char_type(a, 'white')
   Call: (204) [system] char_type(a, end_of_line)
   Fail: (204) [system] char_type(a, end_of_line)
   Call: (204) [system] char_type(a, space)
   Fail: (204) [system] char_type(a, space)
   Call: (204) [system] char_type(a, cntrl)
   Fail: (204) [system] char_type(a, cntrl)
^  Fail: (203) [user] is_like_space(a)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _1382230)
   Exit: (202) [system] get_char((0x55fbb4538270), a)
   Call: (202) [system] a='('
   Fail: (202) [system] a='('
   Call: (202) [system] a='['
   Fail: (202) [system] a='['
   Call: (202) [system] a='{'
   Fail: (202) [system] a='{'
   Call: (202) [system] a='"'
   Fail: (202) [system] a='"'
   Call: (202) [system] a=!
   Fail: (202) [system] a=!
   Call: (202) [system] a='\''
   Fail: (202) [system] a='\''
   Call: (202) [system] a='`'
   Fail: (202) [system] a='`'
   Call: (202) [system] a=end_of_file
   Fail: (202) [system] a=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55fbb4538270), a, _1364362)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1399872)
   Call: (204) [system] peek_char((0x55fbb4538270), _1400806)
   Exit: (204) [system] peek_char((0x55fbb4538270), b)
^  Call: (204) [user] is_delimiter(b)
   Call: (205) [system] char_type(b, space)
   Fail: (205) [system] char_type(b, space)
   Call: (205) [system] arg(_1405526, v('(', ')', end_of_file), b)
   Fail: (205) [system] arg(_1406458, v('(', ')', end_of_file), b)
^  Fail: (204) [user] is_delimiter(b)
   Call: (204) [system] ')'==b
   Fail: (204) [system] ')'==b
   Call: (204) [system] get_char((0x55fbb4538270), b)
   Exit: (204) [system] get_char((0x55fbb4538270), b)
   Call: (204) [system] b=(\)
   Fail: (204) [system] b=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1413808)
   Call: (205) [system] peek_char((0x55fbb4538270), _1414742)
   Exit: (205) [system] peek_char((0x55fbb4538270), c)
^  Call: (205) [user] is_delimiter(c)
   Call: (206) [system] char_type(c, space)
   Fail: (206) [system] char_type(c, space)
   Call: (206) [system] arg(_1419462, v('(', ')', end_of_file), c)
   Fail: (206) [system] arg(_1420394, v('(', ')', end_of_file), c)
^  Fail: (205) [user] is_delimiter(c)
   Call: (205) [system] ')'==c
   Fail: (205) [system] ')'==c
   Call: (205) [system] get_char((0x55fbb4538270), c)
   Exit: (205) [system] get_char((0x55fbb4538270), c)
   Call: (205) [system] c=(\)
   Fail: (205) [system] c=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1427744)
   Call: (206) [system] peek_char((0x55fbb4538270), _1428678)
   Exit: (206) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (206) [user] is_delimiter(' ')
   Call: (207) [system] char_type(' ', space)
   Exit: (207) [system] char_type(' ', space)
^  Exit: (206) [user] is_delimiter(' ')
   Call: (206) [system] _1427744=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (205) [system] _1413808=[c]
   Exit: (205) [system] [c]=[c]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [c])
   Call: (204) [system] _1399872=[b, c]
   Exit: (204) [system] [b, c]=[b, c]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [b, c])
^  Call: (203) [user] classify_and_convert_charseq([a, b, c], _1364362)
^  Call: (204) [user] classify_and_convert_charseq_([a, b, c], _1443550)
^  Call: (206) [system] setup_call_cleanup('$notrace'(_1444502, _1444504), once(user:catch(read_from_chars([a, b, c], _1443550), _1444484, fail)), '$restore_trace'(_1444502, _1444504))
^  Call: (207) [system] sig_atomic(system:'$notrace'(_1444502, _1444504))
^  Exit: (206) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _1444484, fail)), system:'$restore_trace'(3, -1))
   Call: (205) [system] atomic(abc)
   Exit: (205) [system] atomic(abc)
^  Exit: (204) [user] classify_and_convert_charseq_([a, b, c], abc)
   Call: (204) [system] integer(abc)
   Fail: (204) [system] integer(abc)
   Call: (204) [system] _1364362=abc
   Exit: (204) [system] abc=abc
^  Exit: (203) [user] classify_and_convert_charseq([a, b, c], abc)
^  Exit: (202) [user] read_symbolic(')', (0x55fbb4538270), a, abc)
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), abc)
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _1456630)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1458488)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
   Call: (203) [system] ' '=(/)
   Fail: (203) [system] ' '=(/)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55fbb4538270), _1468082)
   Exit: (203) [system] get_char((0x55fbb4538270), ' ')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1470786)
   Exit: (204) [system] peek_char((0x55fbb4538270), c)
   Call: (204) [system] c=(;)
   Fail: (204) [system] c=(;)
   Call: (204) [system] c=(/)
   Fail: (204) [system] c=(/)
^  Call: (204) [user] is_like_space(c)
   Call: (205) [system] char_type(c, 'white')
   Fail: (205) [system] char_type(c, 'white')
   Call: (205) [system] char_type(c, end_of_line)
   Fail: (205) [system] char_type(c, end_of_line)
   Call: (205) [system] char_type(c, space)
   Fail: (205) [system] char_type(c, space)
   Call: (205) [system] char_type(c, cntrl)
   Fail: (205) [system] char_type(c, cntrl)
^  Fail: (204) [user] is_like_space(c)
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1487720)
   Exit: (202) [system] peek_char((0x55fbb4538270), c)
   Call: (202) [system] c=')'
   Fail: (202) [system] c=')'
   Call: (202) [system] c=end_of_file
   Fail: (202) [system] c=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55fbb4538270), _1493290)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1495148)
   Exit: (204) [system] peek_char((0x55fbb4538270), c)
   Call: (204) [system] c=(;)
   Fail: (204) [system] c=(;)
   Call: (204) [system] c=(/)
   Fail: (204) [system] c=(/)
^  Call: (204) [user] is_like_space(c)
   Call: (205) [system] char_type(c, 'white')
   Fail: (205) [system] char_type(c, 'white')
   Call: (205) [system] char_type(c, end_of_line)
   Fail: (205) [system] char_type(c, end_of_line)
   Call: (205) [system] char_type(c, space)
   Fail: (205) [system] char_type(c, space)
   Call: (205) [system] char_type(c, cntrl)
   Fail: (205) [system] char_type(c, cntrl)
^  Fail: (204) [user] is_like_space(c)
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] get_char((0x55fbb4538270), _1511158)
   Exit: (203) [system] get_char((0x55fbb4538270), c)
   Call: (203) [system] c='('
   Fail: (203) [system] c='('
   Call: (203) [system] c='['
   Fail: (203) [system] c='['
   Call: (203) [system] c='{'
   Fail: (203) [system] c='{'
   Call: (203) [system] c='"'
   Fail: (203) [system] c='"'
   Call: (203) [system] c=!
   Fail: (203) [system] c=!
   Call: (203) [system] c='\''
   Fail: (203) [system] c='\''
   Call: (203) [system] c='`'
   Fail: (203) [system] c='`'
   Call: (203) [system] c=end_of_file
   Fail: (203) [system] c=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55fbb4538270), c, _1493290)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1528800)
   Call: (205) [system] peek_char((0x55fbb4538270), _1529734)
   Exit: (205) [system] peek_char((0x55fbb4538270), d)
^  Call: (205) [user] is_delimiter(d)
   Call: (206) [system] char_type(d, space)
   Fail: (206) [system] char_type(d, space)
   Call: (206) [system] arg(_1534454, v('(', ')', end_of_file), d)
   Fail: (206) [system] arg(_1535386, v('(', ')', end_of_file), d)
^  Fail: (205) [user] is_delimiter(d)
   Call: (205) [system] ')'==d
   Fail: (205) [system] ')'==d
   Call: (205) [system] get_char((0x55fbb4538270), d)
   Exit: (205) [system] get_char((0x55fbb4538270), d)
   Call: (205) [system] d=(\)
   Fail: (205) [system] d=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1542736)
   Call: (206) [system] peek_char((0x55fbb4538270), _1543670)
   Exit: (206) [system] peek_char((0x55fbb4538270), e)
^  Call: (206) [user] is_delimiter(e)
   Call: (207) [system] char_type(e, space)
   Fail: (207) [system] char_type(e, space)
   Call: (207) [system] arg(_1548390, v('(', ')', end_of_file), e)
   Fail: (207) [system] arg(_1549322, v('(', ')', end_of_file), e)
^  Fail: (206) [user] is_delimiter(e)
   Call: (206) [system] ')'==e
   Fail: (206) [system] ')'==e
   Call: (206) [system] get_char((0x55fbb4538270), e)
   Exit: (206) [system] get_char((0x55fbb4538270), e)
   Call: (206) [system] e=(\)
   Fail: (206) [system] e=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1556672)
   Call: (207) [system] peek_char((0x55fbb4538270), _1557606)
   Exit: (207) [system] peek_char((0x55fbb4538270), ')')
^  Call: (207) [user] is_delimiter(')')
   Call: (208) [system] char_type(')', space)
   Fail: (208) [system] char_type(')', space)
   Call: (208) [system] arg(_1562326, v('(', ')', end_of_file), ')')
   Exit: (208) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (207) [user] is_delimiter(')')
   Call: (207) [system] _1556672=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (206) [system] _1542736=[e]
   Exit: (206) [system] [e]=[e]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (205) [system] _1528800=[d, e]
   Exit: (205) [system] [d, e]=[d, e]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, e])
^  Call: (204) [user] classify_and_convert_charseq([c, d, e], _1493290)
^  Call: (205) [user] classify_and_convert_charseq_([c, d, e], _1574350)
^  Call: (207) [system] setup_call_cleanup('$notrace'(_1575302, _1575304), once(user:catch(read_from_chars([c, d, e], _1574350), _1575284, fail)), '$restore_trace'(_1575302, _1575304))
^  Call: (208) [system] sig_atomic(system:'$notrace'(_1575302, _1575304))
^  Exit: (207) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _1575284, fail)), system:'$restore_trace'(3, -1))
   Call: (206) [system] atomic(cde)
   Exit: (206) [system] atomic(cde)
^  Exit: (205) [user] classify_and_convert_charseq_([c, d, e], cde)
   Call: (205) [system] integer(cde)
   Fail: (205) [system] integer(cde)
   Call: (205) [system] _1493290=cde
   Exit: (205) [system] cde=cde
^  Exit: (204) [user] classify_and_convert_charseq([c, d, e], cde)
^  Exit: (203) [user] read_symbolic(')', (0x55fbb4538270), c, cde)
^  Exit: (202) [user] cont_sexpr(')', (0x55fbb4538270), cde)
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _1587430)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1589288)
   Exit: (204) [system] peek_char((0x55fbb4538270), ')')
   Call: (204) [system] ')'=(;)
   Fail: (204) [system] ')'=(;)
   Call: (204) [system] ')'=(/)
   Fail: (204) [system] ')'=(/)
^  Call: (204) [user] is_like_space(')')
   Call: (205) [system] char_type(')', 'white')
   Fail: (205) [system] char_type(')', 'white')
   Call: (205) [system] char_type(')', end_of_line)
   Fail: (205) [system] char_type(')', end_of_line)
   Call: (205) [system] char_type(')', space)
   Fail: (205) [system] char_type(')', space)
   Call: (205) [system] char_type(')', cntrl)
   Fail: (205) [system] char_type(')', cntrl)
^  Fail: (204) [user] is_like_space(')')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1605298)
   Exit: (203) [system] peek_char((0x55fbb4538270), ')')
   Call: (203) [system] ')'=')'
   Exit: (203) [system] ')'=')'
   Call: (203) [system] get_char((0x55fbb4538270), _1609088)
   Exit: (203) [system] get_char((0x55fbb4538270), ')')
   Call: (203) [system] _1587430=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), [])
   Call: (202) [system] _1456630=[cde]
   Exit: (202) [system] [cde]=[cde]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [cde])
   Call: (201) [system] _1327702=[abc, cde]
   Exit: (201) [system] [abc, cde]=[abc, cde]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [abc, cde])
   Call: (200) [system] _853946=['DisjunctionIntroduction', abc, cde]
   Exit: (200) [system] ['DisjunctionIntroduction', abc, cde]=['DisjunctionIntroduction', abc, cde]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), ['DisjunctionIntroduction', abc, cde])
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), ['DisjunctionIntroduction', abc, cde])
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _1622970)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1624828)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _1634422)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1637126)
   Exit: (201) [system] peek_char((0x55fbb4538270), '(')
   Call: (201) [system] '('=(;)
   Fail: (201) [system] '('=(;)
   Call: (201) [system] '('=(/)
   Fail: (201) [system] '('=(/)
^  Call: (201) [user] is_like_space('(')
   Call: (202) [system] char_type('(', 'white')
   Fail: (202) [system] char_type('(', 'white')
   Call: (202) [system] char_type('(', end_of_line)
   Fail: (202) [system] char_type('(', end_of_line)
   Call: (202) [system] char_type('(', space)
   Fail: (202) [system] char_type('(', space)
   Call: (202) [system] char_type('(', cntrl)
   Fail: (202) [system] char_type('(', cntrl)
^  Fail: (201) [user] is_like_space('(')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1654060)
   Exit: (199) [system] peek_char((0x55fbb4538270), '(')
   Call: (199) [system] '('=')'
   Fail: (199) [system] '('=')'
   Call: (199) [system] '('=end_of_file
   Fail: (199) [system] '('=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _1659630)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1661488)
   Exit: (201) [system] peek_char((0x55fbb4538270), '(')
   Call: (201) [system] '('=(;)
   Fail: (201) [system] '('=(;)
   Call: (201) [system] '('=(/)
   Fail: (201) [system] '('=(/)
^  Call: (201) [user] is_like_space('(')
   Call: (202) [system] char_type('(', 'white')
   Fail: (202) [system] char_type('(', 'white')
   Call: (202) [system] char_type('(', end_of_line)
   Fail: (202) [system] char_type('(', end_of_line)
   Call: (202) [system] char_type('(', space)
   Fail: (202) [system] char_type('(', space)
   Call: (202) [system] char_type('(', cntrl)
   Fail: (202) [system] char_type('(', cntrl)
^  Fail: (201) [user] is_like_space('(')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _1677498)
   Exit: (200) [system] get_char((0x55fbb4538270), '(')
   Call: (200) [system] '('='('
   Exit: (200) [system] '('='('
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _1659630)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1683068)
   Exit: (202) [system] peek_char((0x55fbb4538270), 'O')
   Call: (202) [system] 'O'=(;)
   Fail: (202) [system] 'O'=(;)
   Call: (202) [system] 'O'=(/)
   Fail: (202) [system] 'O'=(/)
^  Call: (202) [user] is_like_space('O')
   Call: (203) [system] char_type('O', 'white')
   Fail: (203) [system] char_type('O', 'white')
   Call: (203) [system] char_type('O', end_of_line)
   Fail: (203) [system] char_type('O', end_of_line)
   Call: (203) [system] char_type('O', space)
   Fail: (203) [system] char_type('O', space)
   Call: (203) [system] char_type('O', cntrl)
   Fail: (203) [system] char_type('O', cntrl)
^  Fail: (202) [user] is_like_space('O')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1699078)
   Exit: (201) [system] peek_char((0x55fbb4538270), 'O')
   Call: (201) [system] 'O'=')'
   Fail: (201) [system] 'O'=')'
   Call: (201) [system] 'O'=end_of_file
   Fail: (201) [system] 'O'=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _1704648)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1706506)
   Exit: (203) [system] peek_char((0x55fbb4538270), 'O')
   Call: (203) [system] 'O'=(;)
   Fail: (203) [system] 'O'=(;)
   Call: (203) [system] 'O'=(/)
   Fail: (203) [system] 'O'=(/)
^  Call: (203) [user] is_like_space('O')
   Call: (204) [system] char_type('O', 'white')
   Fail: (204) [system] char_type('O', 'white')
   Call: (204) [system] char_type('O', end_of_line)
   Fail: (204) [system] char_type('O', end_of_line)
   Call: (204) [system] char_type('O', space)
   Fail: (204) [system] char_type('O', space)
   Call: (204) [system] char_type('O', cntrl)
   Fail: (204) [system] char_type('O', cntrl)
^  Fail: (203) [user] is_like_space('O')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _1722516)
   Exit: (202) [system] get_char((0x55fbb4538270), 'O')
   Call: (202) [system] 'O'='('
   Fail: (202) [system] 'O'='('
   Call: (202) [system] 'O'='['
   Fail: (202) [system] 'O'='['
   Call: (202) [system] 'O'='{'
   Fail: (202) [system] 'O'='{'
   Call: (202) [system] 'O'='"'
   Fail: (202) [system] 'O'='"'
   Call: (202) [system] 'O'=!
   Fail: (202) [system] 'O'=!
   Call: (202) [system] 'O'='\''
   Fail: (202) [system] 'O'='\''
   Call: (202) [system] 'O'='`'
   Fail: (202) [system] 'O'='`'
   Call: (202) [system] 'O'=end_of_file
   Fail: (202) [system] 'O'=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55fbb4538270), 'O', _1704648)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1740158)
   Call: (204) [system] peek_char((0x55fbb4538270), _1741092)
   Exit: (204) [system] peek_char((0x55fbb4538270), r)
^  Call: (204) [user] is_delimiter(r)
   Call: (205) [system] char_type(r, space)
   Fail: (205) [system] char_type(r, space)
   Call: (205) [system] arg(_1745812, v('(', ')', end_of_file), r)
   Fail: (205) [system] arg(_1746744, v('(', ')', end_of_file), r)
^  Fail: (204) [user] is_delimiter(r)
   Call: (204) [system] ')'==r
   Fail: (204) [system] ')'==r
   Call: (204) [system] get_char((0x55fbb4538270), r)
   Exit: (204) [system] get_char((0x55fbb4538270), r)
   Call: (204) [system] r=(\)
   Fail: (204) [system] r=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1754094)
   Call: (205) [system] peek_char((0x55fbb4538270), _1755028)
   Exit: (205) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (205) [user] is_delimiter('L')
   Call: (206) [system] char_type('L', space)
   Fail: (206) [system] char_type('L', space)
   Call: (206) [system] arg(_1759748, v('(', ')', end_of_file), 'L')
   Fail: (206) [system] arg(_1760680, v('(', ')', end_of_file), 'L')
^  Fail: (205) [user] is_delimiter('L')
   Call: (205) [system] ')'=='L'
   Fail: (205) [system] ')'=='L'
   Call: (205) [system] get_char((0x55fbb4538270), 'L')
   Exit: (205) [system] get_char((0x55fbb4538270), 'L')
   Call: (205) [system] 'L'=(\)
   Fail: (205) [system] 'L'=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1768030)
   Call: (206) [system] peek_char((0x55fbb4538270), _1768964)
   Exit: (206) [system] peek_char((0x55fbb4538270), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_1773684, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_1774616, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55fbb4538270), i)
   Exit: (206) [system] get_char((0x55fbb4538270), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1781966)
   Call: (207) [system] peek_char((0x55fbb4538270), _1782900)
   Exit: (207) [system] peek_char((0x55fbb4538270), n)
^  Call: (207) [user] is_delimiter(n)
   Call: (208) [system] char_type(n, space)
   Fail: (208) [system] char_type(n, space)
   Call: (208) [system] arg(_1787620, v('(', ')', end_of_file), n)
   Fail: (208) [system] arg(_1788552, v('(', ')', end_of_file), n)
^  Fail: (207) [user] is_delimiter(n)
   Call: (207) [system] ')'==n
   Fail: (207) [system] ')'==n
   Call: (207) [system] get_char((0x55fbb4538270), n)
   Exit: (207) [system] get_char((0x55fbb4538270), n)
   Call: (207) [system] n=(\)
   Fail: (207) [system] n=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1795902)
   Call: (208) [system] peek_char((0x55fbb4538270), _1796836)
   Exit: (208) [system] peek_char((0x55fbb4538270), k)
^  Call: (208) [user] is_delimiter(k)
   Call: (209) [system] char_type(k, space)
   Fail: (209) [system] char_type(k, space)
   Call: (209) [system] arg(_1801556, v('(', ')', end_of_file), k)
   Fail: (209) [system] arg(_1802488, v('(', ')', end_of_file), k)
^  Fail: (208) [user] is_delimiter(k)
   Call: (208) [system] ')'==k
   Fail: (208) [system] ')'==k
   Call: (208) [system] get_char((0x55fbb4538270), k)
   Exit: (208) [system] get_char((0x55fbb4538270), k)
   Call: (208) [system] k=(\)
   Fail: (208) [system] k=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1809838)
   Call: (209) [system] peek_char((0x55fbb4538270), _1810772)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _1809838=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (208) [system] _1795902=[k]
   Exit: (208) [system] [k]=[k]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (207) [system] _1781966=[n, k]
   Exit: (207) [system] [n, k]=[n, k]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (206) [system] _1768030=[i, n, k]
   Exit: (206) [system] [i, n, k]=[i, n, k]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (205) [system] _1754094=['L', i, n, k]
   Exit: (205) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (204) [system] _1740158=[r, 'L', i, n, k]
   Exit: (204) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (203) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _1704648)
^  Call: (204) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _1834026)
^  Call: (206) [system] setup_call_cleanup('$notrace'(_1834978, _1834980), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1834026), _1834960, fail)), '$restore_trace'(_1834978, _1834980))
^  Call: (207) [system] sig_atomic(system:'$notrace'(_1834978, _1834980))
^  Exit: (206) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1834026), _1834960, fail)), system:'$restore_trace'(3, -1))
   Call: (205) [system] atomic(_1834026)
   Fail: (205) [system] atomic(_1834026)
   Call: (205) [system] atom_chars(_1834026, ['O', r, 'L', i, n, k])
   Exit: (205) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (204) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (204) [system] integer('OrLink')
   Fail: (204) [system] integer('OrLink')
   Call: (204) [system] _1704648='OrLink'
   Exit: (204) [system] 'OrLink'='OrLink'
^  Exit: (203) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (202) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _1848976)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1850834)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
   Call: (203) [system] ' '=(/)
   Fail: (203) [system] ' '=(/)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55fbb4538270), _1860428)
   Exit: (203) [system] get_char((0x55fbb4538270), ' ')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1863132)
   Exit: (204) [system] peek_char((0x55fbb4538270), '(')
   Call: (204) [system] '('=(;)
   Fail: (204) [system] '('=(;)
   Call: (204) [system] '('=(/)
   Fail: (204) [system] '('=(/)
^  Call: (204) [user] is_like_space('(')
   Call: (205) [system] char_type('(', 'white')
   Fail: (205) [system] char_type('(', 'white')
   Call: (205) [system] char_type('(', end_of_line)
   Fail: (205) [system] char_type('(', end_of_line)
   Call: (205) [system] char_type('(', space)
   Fail: (205) [system] char_type('(', space)
   Call: (205) [system] char_type('(', cntrl)
   Fail: (205) [system] char_type('(', cntrl)
^  Fail: (204) [user] is_like_space('(')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1880066)
   Exit: (202) [system] peek_char((0x55fbb4538270), '(')
   Call: (202) [system] '('=')'
   Fail: (202) [system] '('=')'
   Call: (202) [system] '('=end_of_file
   Fail: (202) [system] '('=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55fbb4538270), _1885636)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1887494)
   Exit: (204) [system] peek_char((0x55fbb4538270), '(')
   Call: (204) [system] '('=(;)
   Fail: (204) [system] '('=(;)
   Call: (204) [system] '('=(/)
   Fail: (204) [system] '('=(/)
^  Call: (204) [user] is_like_space('(')
   Call: (205) [system] char_type('(', 'white')
   Fail: (205) [system] char_type('(', 'white')
   Call: (205) [system] char_type('(', end_of_line)
   Fail: (205) [system] char_type('(', end_of_line)
   Call: (205) [system] char_type('(', space)
   Fail: (205) [system] char_type('(', space)
   Call: (205) [system] char_type('(', cntrl)
   Fail: (205) [system] char_type('(', cntrl)
^  Fail: (204) [user] is_like_space('(')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] get_char((0x55fbb4538270), _1903504)
   Exit: (203) [system] get_char((0x55fbb4538270), '(')
   Call: (203) [system] '('='('
   Exit: (203) [system] '('='('
^  Call: (203) [user] read_list(')', (0x55fbb4538270), _1885636)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1909074)
   Exit: (205) [system] peek_char((0x55fbb4538270), 'I')
   Call: (205) [system] 'I'=(;)
   Fail: (205) [system] 'I'=(;)
   Call: (205) [system] 'I'=(/)
   Fail: (205) [system] 'I'=(/)
^  Call: (205) [user] is_like_space('I')
   Call: (206) [system] char_type('I', 'white')
   Fail: (206) [system] char_type('I', 'white')
   Call: (206) [system] char_type('I', end_of_line)
   Fail: (206) [system] char_type('I', end_of_line)
   Call: (206) [system] char_type('I', space)
   Fail: (206) [system] char_type('I', space)
   Call: (206) [system] char_type('I', cntrl)
   Fail: (206) [system] char_type('I', cntrl)
^  Fail: (205) [user] is_like_space('I')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1925084)
   Exit: (204) [system] peek_char((0x55fbb4538270), 'I')
   Call: (204) [system] 'I'=')'
   Fail: (204) [system] 'I'=')'
   Call: (204) [system] 'I'=end_of_file
   Fail: (204) [system] 'I'=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55fbb4538270), _1930654)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1932512)
   Exit: (206) [system] peek_char((0x55fbb4538270), 'I')
   Call: (206) [system] 'I'=(;)
   Fail: (206) [system] 'I'=(;)
   Call: (206) [system] 'I'=(/)
   Fail: (206) [system] 'I'=(/)
^  Call: (206) [user] is_like_space('I')
   Call: (207) [system] char_type('I', 'white')
   Fail: (207) [system] char_type('I', 'white')
   Call: (207) [system] char_type('I', end_of_line)
   Fail: (207) [system] char_type('I', end_of_line)
   Call: (207) [system] char_type('I', space)
   Fail: (207) [system] char_type('I', space)
   Call: (207) [system] char_type('I', cntrl)
   Fail: (207) [system] char_type('I', cntrl)
^  Fail: (206) [user] is_like_space('I')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] get_char((0x55fbb4538270), _1948522)
   Exit: (205) [system] get_char((0x55fbb4538270), 'I')
   Call: (205) [system] 'I'='('
   Fail: (205) [system] 'I'='('
   Call: (205) [system] 'I'='['
   Fail: (205) [system] 'I'='['
   Call: (205) [system] 'I'='{'
   Fail: (205) [system] 'I'='{'
   Call: (205) [system] 'I'='"'
   Fail: (205) [system] 'I'='"'
   Call: (205) [system] 'I'=!
   Fail: (205) [system] 'I'=!
   Call: (205) [system] 'I'='\''
   Fail: (205) [system] 'I'='\''
   Call: (205) [system] 'I'='`'
   Fail: (205) [system] 'I'='`'
   Call: (205) [system] 'I'=end_of_file
   Fail: (205) [system] 'I'=end_of_file
^  Call: (205) [user] read_symbolic(')', (0x55fbb4538270), 'I', _1930654)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1966164)
   Call: (207) [system] peek_char((0x55fbb4538270), _1967098)
   Exit: (207) [system] peek_char((0x55fbb4538270), m)
^  Call: (207) [user] is_delimiter(m)
   Call: (208) [system] char_type(m, space)
   Fail: (208) [system] char_type(m, space)
   Call: (208) [system] arg(_1971818, v('(', ')', end_of_file), m)
   Fail: (208) [system] arg(_1972750, v('(', ')', end_of_file), m)
^  Fail: (207) [user] is_delimiter(m)
   Call: (207) [system] ')'==m
   Fail: (207) [system] ')'==m
   Call: (207) [system] get_char((0x55fbb4538270), m)
   Exit: (207) [system] get_char((0x55fbb4538270), m)
   Call: (207) [system] m=(\)
   Fail: (207) [system] m=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1980100)
   Call: (208) [system] peek_char((0x55fbb4538270), _1981034)
   Exit: (208) [system] peek_char((0x55fbb4538270), p)
^  Call: (208) [user] is_delimiter(p)
   Call: (209) [system] char_type(p, space)
   Fail: (209) [system] char_type(p, space)
   Call: (209) [system] arg(_1985754, v('(', ')', end_of_file), p)
   Fail: (209) [system] arg(_1986686, v('(', ')', end_of_file), p)
^  Fail: (208) [user] is_delimiter(p)
   Call: (208) [system] ')'==p
   Fail: (208) [system] ')'==p
   Call: (208) [system] get_char((0x55fbb4538270), p)
   Exit: (208) [system] get_char((0x55fbb4538270), p)
   Call: (208) [system] p=(\)
   Fail: (208) [system] p=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1994036)
   Call: (209) [system] peek_char((0x55fbb4538270), _1994970)
   Exit: (209) [system] peek_char((0x55fbb4538270), l)
^  Call: (209) [user] is_delimiter(l)
   Call: (210) [system] char_type(l, space)
   Fail: (210) [system] char_type(l, space)
   Call: (210) [system] arg(_1999690, v('(', ')', end_of_file), l)
   Fail: (210) [system] arg(_2000622, v('(', ')', end_of_file), l)
^  Fail: (209) [user] is_delimiter(l)
   Call: (209) [system] ')'==l
   Fail: (209) [system] ')'==l
   Call: (209) [system] get_char((0x55fbb4538270), l)
   Exit: (209) [system] get_char((0x55fbb4538270), l)
   Call: (209) [system] l=(\)
   Fail: (209) [system] l=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _2007972)
   Call: (210) [system] peek_char((0x55fbb4538270), _2008906)
   Exit: (210) [system] peek_char((0x55fbb4538270), i)
^  Call: (210) [user] is_delimiter(i)
   Call: (211) [system] char_type(i, space)
   Fail: (211) [system] char_type(i, space)
   Call: (211) [system] arg(_2013626, v('(', ')', end_of_file), i)
   Fail: (211) [system] arg(_2014558, v('(', ')', end_of_file), i)
^  Fail: (210) [user] is_delimiter(i)
   Call: (210) [system] ')'==i
   Fail: (210) [system] ')'==i
   Call: (210) [system] get_char((0x55fbb4538270), i)
   Exit: (210) [system] get_char((0x55fbb4538270), i)
   Call: (210) [system] i=(\)
   Fail: (210) [system] i=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _2021908)
   Call: (211) [system] peek_char((0x55fbb4538270), _2022842)
   Exit: (211) [system] peek_char((0x55fbb4538270), c)
^  Call: (211) [user] is_delimiter(c)
   Call: (212) [system] char_type(c, space)
   Fail: (212) [system] char_type(c, space)
   Call: (212) [system] arg(_2027562, v('(', ')', end_of_file), c)
   Fail: (212) [system] arg(_2028494, v('(', ')', end_of_file), c)
^  Fail: (211) [user] is_delimiter(c)
   Call: (211) [system] ')'==c
   Fail: (211) [system] ')'==c
   Call: (211) [system] get_char((0x55fbb4538270), c)
   Exit: (211) [system] get_char((0x55fbb4538270), c)
   Call: (211) [system] c=(\)
   Fail: (211) [system] c=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _2035844)
   Call: (212) [system] peek_char((0x55fbb4538270), _2036778)
   Exit: (212) [system] peek_char((0x55fbb4538270), a)
^  Call: (212) [user] is_delimiter(a)
   Call: (213) [system] char_type(a, space)
   Fail: (213) [system] char_type(a, space)
   Call: (213) [system] arg(_2041498, v('(', ')', end_of_file), a)
   Fail: (213) [system] arg(_2042430, v('(', ')', end_of_file), a)
^  Fail: (212) [user] is_delimiter(a)
   Call: (212) [system] ')'==a
   Fail: (212) [system] ')'==a
   Call: (212) [system] get_char((0x55fbb4538270), a)
   Exit: (212) [system] get_char((0x55fbb4538270), a)
   Call: (212) [system] a=(\)
   Fail: (212) [system] a=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _2049780)
   Call: (213) [system] peek_char((0x55fbb4538270), _2050714)
   Exit: (213) [system] peek_char((0x55fbb4538270), t)
^  Call: (213) [user] is_delimiter(t)
   Call: (214) [system] char_type(t, space)
   Fail: (214) [system] char_type(t, space)
   Call: (214) [system] arg(_2055434, v('(', ')', end_of_file), t)
   Fail: (214) [system] arg(_2056366, v('(', ')', end_of_file), t)
^  Fail: (213) [user] is_delimiter(t)
   Call: (213) [system] ')'==t
   Fail: (213) [system] ')'==t
   Call: (213) [system] get_char((0x55fbb4538270), t)
   Exit: (213) [system] get_char((0x55fbb4538270), t)
   Call: (213) [system] t=(\)
   Fail: (213) [system] t=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _2063716)
   Call: (214) [system] peek_char((0x55fbb4538270), _2064650)
   Exit: (214) [system] peek_char((0x55fbb4538270), i)
^  Call: (214) [user] is_delimiter(i)
   Call: (215) [system] char_type(i, space)
   Fail: (215) [system] char_type(i, space)
   Call: (215) [system] arg(_2069370, v('(', ')', end_of_file), i)
   Fail: (215) [system] arg(_2070302, v('(', ')', end_of_file), i)
^  Fail: (214) [user] is_delimiter(i)
   Call: (214) [system] ')'==i
   Fail: (214) [system] ')'==i
   Call: (214) [system] get_char((0x55fbb4538270), i)
   Exit: (214) [system] get_char((0x55fbb4538270), i)
   Call: (214) [system] i=(\)
   Fail: (214) [system] i=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _2077652)
   Call: (215) [system] peek_char((0x55fbb4538270), _2078586)
   Exit: (215) [system] peek_char((0x55fbb4538270), o)
^  Call: (215) [user] is_delimiter(o)
   Call: (216) [system] char_type(o, space)
   Fail: (216) [system] char_type(o, space)
   Call: (216) [system] arg(_2083306, v('(', ')', end_of_file), o)
   Fail: (216) [system] arg(_2084238, v('(', ')', end_of_file), o)
^  Fail: (215) [user] is_delimiter(o)
   Call: (215) [system] ')'==o
   Fail: (215) [system] ')'==o
   Call: (215) [system] get_char((0x55fbb4538270), o)
   Exit: (215) [system] get_char((0x55fbb4538270), o)
   Call: (215) [system] o=(\)
   Fail: (215) [system] o=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _2091588)
   Call: (216) [system] peek_char((0x55fbb4538270), _2092522)
   Exit: (216) [system] peek_char((0x55fbb4538270), n)
^  Call: (216) [user] is_delimiter(n)
   Call: (217) [system] char_type(n, space)
   Fail: (217) [system] char_type(n, space)
   Call: (217) [system] arg(_4394, v('(', ')', end_of_file), n)
   Fail: (217) [system] arg(_5326, v('(', ')', end_of_file), n)
^  Fail: (216) [user] is_delimiter(n)
   Call: (216) [system] ')'==n
   Fail: (216) [system] ')'==n
   Call: (216) [system] get_char((0x55fbb4538270), n)
   Exit: (216) [system] get_char((0x55fbb4538270), n)
   Call: (216) [system] n=(\)
   Fail: (216) [system] n=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _12676)
   Call: (217) [system] peek_char((0x55fbb4538270), _13610)
   Exit: (217) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (217) [user] is_delimiter(' ')
   Call: (218) [system] char_type(' ', space)
   Exit: (218) [system] char_type(' ', space)
^  Exit: (217) [user] is_delimiter(' ')
   Call: (217) [system] _12676=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (216) [system] _3954=[n]
   Exit: (216) [system] [n]=[n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (215) [system] _3950=[o, n]
   Exit: (215) [system] [o, n]=[o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (214) [system] _3946=[i, o, n]
   Exit: (214) [system] [i, o, n]=[i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (213) [system] _3942=[t, i, o, n]
   Exit: (213) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (212) [system] _3938=[a, t, i, o, n]
   Exit: (212) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (211) [system] _3934=[c, a, t, i, o, n]
   Exit: (211) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (210) [system] _3930=[i, c, a, t, i, o, n]
   Exit: (210) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (209) [system] _3926=[l, i, c, a, t, i, o, n]
   Exit: (209) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (208) [system] _3922=[p, l, i, c, a, t, i, o, n]
   Exit: (208) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (207) [system] _3918=[m, p, l, i, c, a, t, i, o, n]
   Exit: (207) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (206) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _3914)
^  Call: (207) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _50834)
^  Call: (209) [system] setup_call_cleanup('$notrace'(_51786, _51788), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _50834), _51768, fail)), '$restore_trace'(_51786, _51788))
^  Call: (210) [system] sig_atomic(system:'$notrace'(_51786, _51788))
^  Exit: (209) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _50834), _51768, fail)), system:'$restore_trace'(3, -1))
   Call: (208) [system] atomic(_50834)
   Fail: (208) [system] atomic(_50834)
   Call: (208) [system] atom_chars(_50834, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (208) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (207) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (207) [system] integer('Implication')
   Fail: (207) [system] integer('Implication')
   Call: (207) [system] _3914='Implication'
   Exit: (207) [system] 'Implication'='Implication'
^  Exit: (206) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (205) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (204) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (204) [user] read_list(')', (0x55fbb4538270), _65784)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _67642)
   Exit: (206) [system] peek_char((0x55fbb4538270), ' ')
   Call: (206) [system] ' '=(;)
   Fail: (206) [system] ' '=(;)
   Call: (206) [system] ' '=(/)
   Fail: (206) [system] ' '=(/)
^  Call: (206) [user] is_like_space(' ')
   Call: (207) [system] char_type(' ', 'white')
   Exit: (207) [system] char_type(' ', 'white')
^  Exit: (206) [user] is_like_space(' ')
   Call: (206) [system] get_char((0x55fbb4538270), _77236)
   Exit: (206) [system] get_char((0x55fbb4538270), ' ')
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _79940)
   Exit: (207) [system] peek_char((0x55fbb4538270), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
   Call: (207) [system] '('=(/)
   Fail: (207) [system] '('=(/)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _96874)
   Exit: (205) [system] peek_char((0x55fbb4538270), '(')
   Call: (205) [system] '('=')'
   Fail: (205) [system] '('=')'
   Call: (205) [system] '('=end_of_file
   Fail: (205) [system] '('=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55fbb4538270), _102444)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _104302)
   Exit: (207) [system] peek_char((0x55fbb4538270), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
   Call: (207) [system] '('=(/)
   Fail: (207) [system] '('=(/)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] get_char((0x55fbb4538270), _120312)
   Exit: (206) [system] get_char((0x55fbb4538270), '(')
   Call: (206) [system] '('='('
   Exit: (206) [system] '('='('
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _102444)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _125882)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'A')
   Call: (208) [system] 'A'=(;)
   Fail: (208) [system] 'A'=(;)
   Call: (208) [system] 'A'=(/)
   Fail: (208) [system] 'A'=(/)
^  Call: (208) [user] is_like_space('A')
   Call: (209) [system] char_type('A', 'white')
   Fail: (209) [system] char_type('A', 'white')
   Call: (209) [system] char_type('A', end_of_line)
   Fail: (209) [system] char_type('A', end_of_line)
   Call: (209) [system] char_type('A', space)
   Fail: (209) [system] char_type('A', space)
   Call: (209) [system] char_type('A', cntrl)
   Fail: (209) [system] char_type('A', cntrl)
^  Fail: (208) [user] is_like_space('A')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _141892)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'A')
   Call: (207) [system] 'A'=')'
   Fail: (207) [system] 'A'=')'
   Call: (207) [system] 'A'=end_of_file
   Fail: (207) [system] 'A'=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55fbb4538270), _147462)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _149320)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'A')
   Call: (209) [system] 'A'=(;)
   Fail: (209) [system] 'A'=(;)
   Call: (209) [system] 'A'=(/)
   Fail: (209) [system] 'A'=(/)
^  Call: (209) [user] is_like_space('A')
   Call: (210) [system] char_type('A', 'white')
   Fail: (210) [system] char_type('A', 'white')
   Call: (210) [system] char_type('A', end_of_line)
   Fail: (210) [system] char_type('A', end_of_line)
   Call: (210) [system] char_type('A', space)
   Fail: (210) [system] char_type('A', space)
   Call: (210) [system] char_type('A', cntrl)
   Fail: (210) [system] char_type('A', cntrl)
^  Fail: (209) [user] is_like_space('A')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] get_char((0x55fbb4538270), _165330)
   Exit: (208) [system] get_char((0x55fbb4538270), 'A')
   Call: (208) [system] 'A'='('
   Fail: (208) [system] 'A'='('
   Call: (208) [system] 'A'='['
   Fail: (208) [system] 'A'='['
   Call: (208) [system] 'A'='{'
   Fail: (208) [system] 'A'='{'
   Call: (208) [system] 'A'='"'
   Fail: (208) [system] 'A'='"'
   Call: (208) [system] 'A'=!
   Fail: (208) [system] 'A'=!
   Call: (208) [system] 'A'='\''
   Fail: (208) [system] 'A'='\''
   Call: (208) [system] 'A'='`'
   Fail: (208) [system] 'A'='`'
   Call: (208) [system] 'A'=end_of_file
   Fail: (208) [system] 'A'=end_of_file
^  Call: (208) [user] read_symbolic(')', (0x55fbb4538270), 'A', _147462)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _182972)
   Call: (210) [system] peek_char((0x55fbb4538270), _183906)
   Exit: (210) [system] peek_char((0x55fbb4538270), n)
^  Call: (210) [user] is_delimiter(n)
   Call: (211) [system] char_type(n, space)
   Fail: (211) [system] char_type(n, space)
   Call: (211) [system] arg(_188626, v('(', ')', end_of_file), n)
   Fail: (211) [system] arg(_189558, v('(', ')', end_of_file), n)
^  Fail: (210) [user] is_delimiter(n)
   Call: (210) [system] ')'==n
   Fail: (210) [system] ')'==n
   Call: (210) [system] get_char((0x55fbb4538270), n)
   Exit: (210) [system] get_char((0x55fbb4538270), n)
   Call: (210) [system] n=(\)
   Fail: (210) [system] n=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _196908)
   Call: (211) [system] peek_char((0x55fbb4538270), _197842)
   Exit: (211) [system] peek_char((0x55fbb4538270), d)
^  Call: (211) [user] is_delimiter(d)
   Call: (212) [system] char_type(d, space)
   Fail: (212) [system] char_type(d, space)
   Call: (212) [system] arg(_202562, v('(', ')', end_of_file), d)
   Fail: (212) [system] arg(_203494, v('(', ')', end_of_file), d)
^  Fail: (211) [user] is_delimiter(d)
   Call: (211) [system] ')'==d
   Fail: (211) [system] ')'==d
   Call: (211) [system] get_char((0x55fbb4538270), d)
   Exit: (211) [system] get_char((0x55fbb4538270), d)
   Call: (211) [system] d=(\)
   Fail: (211) [system] d=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _210844)
   Call: (212) [system] peek_char((0x55fbb4538270), _211778)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (212) [user] is_delimiter('L')
   Call: (213) [system] char_type('L', space)
   Fail: (213) [system] char_type('L', space)
   Call: (213) [system] arg(_216498, v('(', ')', end_of_file), 'L')
   Fail: (213) [system] arg(_217430, v('(', ')', end_of_file), 'L')
^  Fail: (212) [user] is_delimiter('L')
   Call: (212) [system] ')'=='L'
   Fail: (212) [system] ')'=='L'
   Call: (212) [system] get_char((0x55fbb4538270), 'L')
   Exit: (212) [system] get_char((0x55fbb4538270), 'L')
   Call: (212) [system] 'L'=(\)
   Fail: (212) [system] 'L'=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _224780)
   Call: (213) [system] peek_char((0x55fbb4538270), _225714)
   Exit: (213) [system] peek_char((0x55fbb4538270), i)
^  Call: (213) [user] is_delimiter(i)
   Call: (214) [system] char_type(i, space)
   Fail: (214) [system] char_type(i, space)
   Call: (214) [system] arg(_230434, v('(', ')', end_of_file), i)
   Fail: (214) [system] arg(_231366, v('(', ')', end_of_file), i)
^  Fail: (213) [user] is_delimiter(i)
   Call: (213) [system] ')'==i
   Fail: (213) [system] ')'==i
   Call: (213) [system] get_char((0x55fbb4538270), i)
   Exit: (213) [system] get_char((0x55fbb4538270), i)
   Call: (213) [system] i=(\)
   Fail: (213) [system] i=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _238716)
   Call: (214) [system] peek_char((0x55fbb4538270), _239650)
   Exit: (214) [system] peek_char((0x55fbb4538270), n)
^  Call: (214) [user] is_delimiter(n)
   Call: (215) [system] char_type(n, space)
   Fail: (215) [system] char_type(n, space)
   Call: (215) [system] arg(_244370, v('(', ')', end_of_file), n)
   Fail: (215) [system] arg(_245302, v('(', ')', end_of_file), n)
^  Fail: (214) [user] is_delimiter(n)
   Call: (214) [system] ')'==n
   Fail: (214) [system] ')'==n
   Call: (214) [system] get_char((0x55fbb4538270), n)
   Exit: (214) [system] get_char((0x55fbb4538270), n)
   Call: (214) [system] n=(\)
   Fail: (214) [system] n=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _252652)
   Call: (215) [system] peek_char((0x55fbb4538270), _253586)
   Exit: (215) [system] peek_char((0x55fbb4538270), k)
^  Call: (215) [user] is_delimiter(k)
   Call: (216) [system] char_type(k, space)
   Fail: (216) [system] char_type(k, space)
   Call: (216) [system] arg(_258306, v('(', ')', end_of_file), k)
   Fail: (216) [system] arg(_259238, v('(', ')', end_of_file), k)
^  Fail: (215) [user] is_delimiter(k)
   Call: (215) [system] ')'==k
   Fail: (215) [system] ')'==k
   Call: (215) [system] get_char((0x55fbb4538270), k)
   Exit: (215) [system] get_char((0x55fbb4538270), k)
   Call: (215) [system] k=(\)
   Fail: (215) [system] k=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _266588)
   Call: (216) [system] peek_char((0x55fbb4538270), _267522)
   Exit: (216) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (216) [user] is_delimiter(' ')
   Call: (217) [system] char_type(' ', space)
   Exit: (217) [system] char_type(' ', space)
^  Exit: (216) [user] is_delimiter(' ')
   Call: (216) [system] _266588=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (215) [system] _252652=[k]
   Exit: (215) [system] [k]=[k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (214) [system] _238716=[n, k]
   Exit: (214) [system] [n, k]=[n, k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (213) [system] _224780=[i, n, k]
   Exit: (213) [system] [i, n, k]=[i, n, k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (212) [system] _210844=['L', i, n, k]
   Exit: (212) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (211) [system] _196908=[d, 'L', i, n, k]
   Exit: (211) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (210) [system] _182972=[n, d, 'L', i, n, k]
   Exit: (210) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (209) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _147462)
^  Call: (210) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _293570)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_294522, _294524), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _293570), _294504, fail)), '$restore_trace'(_294522, _294524))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_294522, _294524))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _293570), _294504, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(_293570)
   Fail: (211) [system] atomic(_293570)
   Call: (211) [system] atom_chars(_293570, ['A', n, d, 'L', i, n, k])
   Exit: (211) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (210) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (210) [system] integer('AndLink')
   Fail: (210) [system] integer('AndLink')
   Call: (210) [system] _147462='AndLink'
   Exit: (210) [system] 'AndLink'='AndLink'
^  Exit: (209) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (208) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (207) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _308520)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _310378)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
   Call: (209) [system] ' '=(/)
   Fail: (209) [system] ' '=(/)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55fbb4538270), _319972)
   Exit: (209) [system] get_char((0x55fbb4538270), ' ')
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _322676)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'A')
   Call: (210) [system] 'A'=(;)
   Fail: (210) [system] 'A'=(;)
   Call: (210) [system] 'A'=(/)
   Fail: (210) [system] 'A'=(/)
^  Call: (210) [user] is_like_space('A')
   Call: (211) [system] char_type('A', 'white')
   Fail: (211) [system] char_type('A', 'white')
   Call: (211) [system] char_type('A', end_of_line)
   Fail: (211) [system] char_type('A', end_of_line)
   Call: (211) [system] char_type('A', space)
   Fail: (211) [system] char_type('A', space)
   Call: (211) [system] char_type('A', cntrl)
   Fail: (211) [system] char_type('A', cntrl)
^  Fail: (210) [user] is_like_space('A')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _339610)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'A')
   Call: (208) [system] 'A'=')'
   Fail: (208) [system] 'A'=')'
   Call: (208) [system] 'A'=end_of_file
   Fail: (208) [system] 'A'=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55fbb4538270), _345180)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _347038)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'A')
   Call: (210) [system] 'A'=(;)
   Fail: (210) [system] 'A'=(;)
   Call: (210) [system] 'A'=(/)
   Fail: (210) [system] 'A'=(/)
^  Call: (210) [user] is_like_space('A')
   Call: (211) [system] char_type('A', 'white')
   Fail: (211) [system] char_type('A', 'white')
   Call: (211) [system] char_type('A', end_of_line)
   Fail: (211) [system] char_type('A', end_of_line)
   Call: (211) [system] char_type('A', space)
   Fail: (211) [system] char_type('A', space)
   Call: (211) [system] char_type('A', cntrl)
   Fail: (211) [system] char_type('A', cntrl)
^  Fail: (210) [user] is_like_space('A')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] get_char((0x55fbb4538270), _363048)
   Exit: (209) [system] get_char((0x55fbb4538270), 'A')
   Call: (209) [system] 'A'='('
   Fail: (209) [system] 'A'='('
   Call: (209) [system] 'A'='['
   Fail: (209) [system] 'A'='['
   Call: (209) [system] 'A'='{'
   Fail: (209) [system] 'A'='{'
   Call: (209) [system] 'A'='"'
   Fail: (209) [system] 'A'='"'
   Call: (209) [system] 'A'=!
   Fail: (209) [system] 'A'=!
   Call: (209) [system] 'A'='\''
   Fail: (209) [system] 'A'='\''
   Call: (209) [system] 'A'='`'
   Fail: (209) [system] 'A'='`'
   Call: (209) [system] 'A'=end_of_file
   Fail: (209) [system] 'A'=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55fbb4538270), 'A', _345180)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _380690)
   Call: (211) [system] peek_char((0x55fbb4538270), _381624)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (211) [user] is_delimiter(' ')
   Call: (212) [system] char_type(' ', space)
   Exit: (212) [system] char_type(' ', space)
^  Exit: (211) [user] is_delimiter(' ')
   Call: (211) [system] _380690=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (210) [user] classify_and_convert_charseq(['A'], _345180)
^  Call: (211) [user] classify_and_convert_charseq_(['A'], _390908)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_391860, _391862), once(user:catch(read_from_chars(['A'], _390908), _391842, fail)), '$restore_trace'(_391860, _391862))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_391860, _391862))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _390908), _391842, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(_390908)
   Fail: (212) [system] atomic(_390908)
   Call: (212) [system] atom_chars(_390908, ['A'])
   Exit: (212) [system] atom_chars('A', ['A'])
^  Exit: (211) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (211) [system] integer('A')
   Fail: (211) [system] integer('A')
   Call: (211) [system] _345180='A'
   Exit: (211) [system] 'A'='A'
^  Exit: (210) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (209) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (208) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _405858)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _407716)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
   Call: (210) [system] ' '=(/)
   Fail: (210) [system] ' '=(/)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55fbb4538270), _417310)
   Exit: (210) [system] get_char((0x55fbb4538270), ' ')
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _420014)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'B')
   Call: (211) [system] 'B'=(;)
   Fail: (211) [system] 'B'=(;)
   Call: (211) [system] 'B'=(/)
   Fail: (211) [system] 'B'=(/)
^  Call: (211) [user] is_like_space('B')
   Call: (212) [system] char_type('B', 'white')
   Fail: (212) [system] char_type('B', 'white')
   Call: (212) [system] char_type('B', end_of_line)
   Fail: (212) [system] char_type('B', end_of_line)
   Call: (212) [system] char_type('B', space)
   Fail: (212) [system] char_type('B', space)
   Call: (212) [system] char_type('B', cntrl)
   Fail: (212) [system] char_type('B', cntrl)
^  Fail: (211) [user] is_like_space('B')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _436948)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'B')
   Call: (209) [system] 'B'=')'
   Fail: (209) [system] 'B'=')'
   Call: (209) [system] 'B'=end_of_file
   Fail: (209) [system] 'B'=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55fbb4538270), _442518)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _444376)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'B')
   Call: (211) [system] 'B'=(;)
   Fail: (211) [system] 'B'=(;)
   Call: (211) [system] 'B'=(/)
   Fail: (211) [system] 'B'=(/)
^  Call: (211) [user] is_like_space('B')
   Call: (212) [system] char_type('B', 'white')
   Fail: (212) [system] char_type('B', 'white')
   Call: (212) [system] char_type('B', end_of_line)
   Fail: (212) [system] char_type('B', end_of_line)
   Call: (212) [system] char_type('B', space)
   Fail: (212) [system] char_type('B', space)
   Call: (212) [system] char_type('B', cntrl)
   Fail: (212) [system] char_type('B', cntrl)
^  Fail: (211) [user] is_like_space('B')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] get_char((0x55fbb4538270), _460386)
   Exit: (210) [system] get_char((0x55fbb4538270), 'B')
   Call: (210) [system] 'B'='('
   Fail: (210) [system] 'B'='('
   Call: (210) [system] 'B'='['
   Fail: (210) [system] 'B'='['
   Call: (210) [system] 'B'='{'
   Fail: (210) [system] 'B'='{'
   Call: (210) [system] 'B'='"'
   Fail: (210) [system] 'B'='"'
   Call: (210) [system] 'B'=!
   Fail: (210) [system] 'B'=!
   Call: (210) [system] 'B'='\''
   Fail: (210) [system] 'B'='\''
   Call: (210) [system] 'B'='`'
   Fail: (210) [system] 'B'='`'
   Call: (210) [system] 'B'=end_of_file
   Fail: (210) [system] 'B'=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55fbb4538270), 'B', _442518)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _478028)
   Call: (212) [system] peek_char((0x55fbb4538270), _478962)
   Exit: (212) [system] peek_char((0x55fbb4538270), ')')
^  Call: (212) [user] is_delimiter(')')
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] arg(_483682, v('(', ')', end_of_file), ')')
   Exit: (213) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (212) [user] is_delimiter(')')
   Call: (212) [system] _478028=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (211) [user] classify_and_convert_charseq(['B'], _442518)
^  Call: (212) [user] classify_and_convert_charseq_(['B'], _490118)
^  Call: (214) [system] setup_call_cleanup('$notrace'(_491070, _491072), once(user:catch(read_from_chars(['B'], _490118), _491052, fail)), '$restore_trace'(_491070, _491072))
^  Call: (215) [system] sig_atomic(system:'$notrace'(_491070, _491072))
^  Exit: (214) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _490118), _491052, fail)), system:'$restore_trace'(3, -1))
   Call: (213) [system] atomic(_490118)
   Fail: (213) [system] atomic(_490118)
   Call: (213) [system] atom_chars(_490118, ['B'])
   Exit: (213) [system] atom_chars('B', ['B'])
^  Exit: (212) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (212) [system] integer('B')
   Fail: (212) [system] integer('B')
   Call: (212) [system] _442518='B'
   Exit: (212) [system] 'B'='B'
^  Exit: (211) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (210) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (209) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _505068)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _506926)
   Exit: (211) [system] peek_char((0x55fbb4538270), ')')
   Call: (211) [system] ')'=(;)
   Fail: (211) [system] ')'=(;)
   Call: (211) [system] ')'=(/)
   Fail: (211) [system] ')'=(/)
^  Call: (211) [user] is_like_space(')')
   Call: (212) [system] char_type(')', 'white')
   Fail: (212) [system] char_type(')', 'white')
   Call: (212) [system] char_type(')', end_of_line)
   Fail: (212) [system] char_type(')', end_of_line)
   Call: (212) [system] char_type(')', space)
   Fail: (212) [system] char_type(')', space)
   Call: (212) [system] char_type(')', cntrl)
   Fail: (212) [system] char_type(')', cntrl)
^  Fail: (211) [user] is_like_space(')')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _522936)
   Exit: (210) [system] peek_char((0x55fbb4538270), ')')
   Call: (210) [system] ')'=')'
   Exit: (210) [system] ')'=')'
   Call: (210) [system] get_char((0x55fbb4538270), _526726)
   Exit: (210) [system] get_char((0x55fbb4538270), ')')
   Call: (210) [system] _505068=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), [])
   Call: (209) [system] _405858=['B']
   Exit: (209) [system] ['B']=['B']
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (208) [system] _308520=['A', 'B']
   Exit: (208) [system] ['A', 'B']=['A', 'B']
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), ['A', 'B'])
   Call: (207) [system] _102444=['AndLink', 'A', 'B']
   Exit: (207) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Exit: (205) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Call: (205) [user] read_list(')', (0x55fbb4538270), _540608)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _542466)
   Exit: (207) [system] peek_char((0x55fbb4538270), ' ')
   Call: (207) [system] ' '=(;)
   Fail: (207) [system] ' '=(;)
   Call: (207) [system] ' '=(/)
   Fail: (207) [system] ' '=(/)
^  Call: (207) [user] is_like_space(' ')
   Call: (208) [system] char_type(' ', 'white')
   Exit: (208) [system] char_type(' ', 'white')
^  Exit: (207) [user] is_like_space(' ')
   Call: (207) [system] get_char((0x55fbb4538270), _552060)
   Exit: (207) [system] get_char((0x55fbb4538270), ' ')
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _554764)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'C')
   Call: (208) [system] 'C'=(;)
   Fail: (208) [system] 'C'=(;)
   Call: (208) [system] 'C'=(/)
   Fail: (208) [system] 'C'=(/)
^  Call: (208) [user] is_like_space('C')
   Call: (209) [system] char_type('C', 'white')
   Fail: (209) [system] char_type('C', 'white')
   Call: (209) [system] char_type('C', end_of_line)
   Fail: (209) [system] char_type('C', end_of_line)
   Call: (209) [system] char_type('C', space)
   Fail: (209) [system] char_type('C', space)
   Call: (209) [system] char_type('C', cntrl)
   Fail: (209) [system] char_type('C', cntrl)
^  Fail: (208) [user] is_like_space('C')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _571698)
   Exit: (206) [system] peek_char((0x55fbb4538270), 'C')
   Call: (206) [system] 'C'=')'
   Fail: (206) [system] 'C'=')'
   Call: (206) [system] 'C'=end_of_file
   Fail: (206) [system] 'C'=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55fbb4538270), _577268)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _579126)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'C')
   Call: (208) [system] 'C'=(;)
   Fail: (208) [system] 'C'=(;)
   Call: (208) [system] 'C'=(/)
   Fail: (208) [system] 'C'=(/)
^  Call: (208) [user] is_like_space('C')
   Call: (209) [system] char_type('C', 'white')
   Fail: (209) [system] char_type('C', 'white')
   Call: (209) [system] char_type('C', end_of_line)
   Fail: (209) [system] char_type('C', end_of_line)
   Call: (209) [system] char_type('C', space)
   Fail: (209) [system] char_type('C', space)
   Call: (209) [system] char_type('C', cntrl)
   Fail: (209) [system] char_type('C', cntrl)
^  Fail: (208) [user] is_like_space('C')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] get_char((0x55fbb4538270), _595136)
   Exit: (207) [system] get_char((0x55fbb4538270), 'C')
   Call: (207) [system] 'C'='('
   Fail: (207) [system] 'C'='('
   Call: (207) [system] 'C'='['
   Fail: (207) [system] 'C'='['
   Call: (207) [system] 'C'='{'
   Fail: (207) [system] 'C'='{'
   Call: (207) [system] 'C'='"'
   Fail: (207) [system] 'C'='"'
   Call: (207) [system] 'C'=!
   Fail: (207) [system] 'C'=!
   Call: (207) [system] 'C'='\''
   Fail: (207) [system] 'C'='\''
   Call: (207) [system] 'C'='`'
   Fail: (207) [system] 'C'='`'
   Call: (207) [system] 'C'=end_of_file
   Fail: (207) [system] 'C'=end_of_file
^  Call: (207) [user] read_symbolic(')', (0x55fbb4538270), 'C', _577268)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _612778)
   Call: (209) [system] peek_char((0x55fbb4538270), _613712)
   Exit: (209) [system] peek_char((0x55fbb4538270), ')')
^  Call: (209) [user] is_delimiter(')')
   Call: (210) [system] char_type(')', space)
   Fail: (210) [system] char_type(')', space)
   Call: (210) [system] arg(_618432, v('(', ')', end_of_file), ')')
   Exit: (210) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (209) [user] is_delimiter(')')
   Call: (209) [system] _612778=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (208) [user] classify_and_convert_charseq(['C'], _577268)
^  Call: (209) [user] classify_and_convert_charseq_(['C'], _624868)
^  Call: (211) [system] setup_call_cleanup('$notrace'(_625820, _625822), once(user:catch(read_from_chars(['C'], _624868), _625802, fail)), '$restore_trace'(_625820, _625822))
^  Call: (212) [system] sig_atomic(system:'$notrace'(_625820, _625822))
^  Exit: (211) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _624868), _625802, fail)), system:'$restore_trace'(3, -1))
   Call: (210) [system] atomic(_624868)
   Fail: (210) [system] atomic(_624868)
   Call: (210) [system] atom_chars(_624868, ['C'])
   Exit: (210) [system] atom_chars('C', ['C'])
^  Exit: (209) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (209) [system] integer('C')
   Fail: (209) [system] integer('C')
   Call: (209) [system] _577268='C'
   Exit: (209) [system] 'C'='C'
^  Exit: (208) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (207) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (206) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _639818)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _641676)
   Exit: (208) [system] peek_char((0x55fbb4538270), ')')
   Call: (208) [system] ')'=(;)
   Fail: (208) [system] ')'=(;)
   Call: (208) [system] ')'=(/)
   Fail: (208) [system] ')'=(/)
^  Call: (208) [user] is_like_space(')')
   Call: (209) [system] char_type(')', 'white')
   Fail: (209) [system] char_type(')', 'white')
   Call: (209) [system] char_type(')', end_of_line)
   Fail: (209) [system] char_type(')', end_of_line)
   Call: (209) [system] char_type(')', space)
   Fail: (209) [system] char_type(')', space)
   Call: (209) [system] char_type(')', cntrl)
   Fail: (209) [system] char_type(')', cntrl)
^  Fail: (208) [user] is_like_space(')')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _657686)
   Exit: (207) [system] peek_char((0x55fbb4538270), ')')
   Call: (207) [system] ')'=')'
   Exit: (207) [system] ')'=')'
   Call: (207) [system] get_char((0x55fbb4538270), _661476)
   Exit: (207) [system] get_char((0x55fbb4538270), ')')
   Call: (207) [system] _639818=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), [])
   Call: (206) [system] _540608=['C']
   Exit: (206) [system] ['C']=['C']
^  Exit: (205) [user] read_list(')', (0x55fbb4538270), ['C'])
   Call: (205) [system] _65784=[['AndLink', 'A', 'B'], 'C']
   Exit: (205) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (204) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'A', 'B'], 'C'])
   Call: (204) [system] _3908=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (204) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (203) [user] read_list(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (202) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _675358)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _677216)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
   Call: (204) [system] ' '=(/)
   Fail: (204) [system] ' '=(/)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55fbb4538270), _686810)
   Exit: (204) [system] get_char((0x55fbb4538270), ' ')
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _689514)
   Exit: (205) [system] peek_char((0x55fbb4538270), '(')
   Call: (205) [system] '('=(;)
   Fail: (205) [system] '('=(;)
   Call: (205) [system] '('=(/)
   Fail: (205) [system] '('=(/)
^  Call: (205) [user] is_like_space('(')
   Call: (206) [system] char_type('(', 'white')
   Fail: (206) [system] char_type('(', 'white')
   Call: (206) [system] char_type('(', end_of_line)
   Fail: (206) [system] char_type('(', end_of_line)
   Call: (206) [system] char_type('(', space)
   Fail: (206) [system] char_type('(', space)
   Call: (206) [system] char_type('(', cntrl)
   Fail: (206) [system] char_type('(', cntrl)
^  Fail: (205) [user] is_like_space('(')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _706448)
   Exit: (203) [system] peek_char((0x55fbb4538270), '(')
   Call: (203) [system] '('=')'
   Fail: (203) [system] '('=')'
   Call: (203) [system] '('=end_of_file
   Fail: (203) [system] '('=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55fbb4538270), _712018)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _713876)
   Exit: (205) [system] peek_char((0x55fbb4538270), '(')
   Call: (205) [system] '('=(;)
   Fail: (205) [system] '('=(;)
   Call: (205) [system] '('=(/)
   Fail: (205) [system] '('=(/)
^  Call: (205) [user] is_like_space('(')
   Call: (206) [system] char_type('(', 'white')
   Fail: (206) [system] char_type('(', 'white')
   Call: (206) [system] char_type('(', end_of_line)
   Fail: (206) [system] char_type('(', end_of_line)
   Call: (206) [system] char_type('(', space)
   Fail: (206) [system] char_type('(', space)
   Call: (206) [system] char_type('(', cntrl)
   Fail: (206) [system] char_type('(', cntrl)
^  Fail: (205) [user] is_like_space('(')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] get_char((0x55fbb4538270), _729886)
   Exit: (204) [system] get_char((0x55fbb4538270), '(')
   Call: (204) [system] '('='('
   Exit: (204) [system] '('='('
^  Call: (204) [user] read_list(')', (0x55fbb4538270), _712018)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _735456)
   Exit: (206) [system] peek_char((0x55fbb4538270), 'I')
   Call: (206) [system] 'I'=(;)
   Fail: (206) [system] 'I'=(;)
   Call: (206) [system] 'I'=(/)
   Fail: (206) [system] 'I'=(/)
^  Call: (206) [user] is_like_space('I')
   Call: (207) [system] char_type('I', 'white')
   Fail: (207) [system] char_type('I', 'white')
   Call: (207) [system] char_type('I', end_of_line)
   Fail: (207) [system] char_type('I', end_of_line)
   Call: (207) [system] char_type('I', space)
   Fail: (207) [system] char_type('I', space)
   Call: (207) [system] char_type('I', cntrl)
   Fail: (207) [system] char_type('I', cntrl)
^  Fail: (206) [user] is_like_space('I')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _751466)
   Exit: (205) [system] peek_char((0x55fbb4538270), 'I')
   Call: (205) [system] 'I'=')'
   Fail: (205) [system] 'I'=')'
   Call: (205) [system] 'I'=end_of_file
   Fail: (205) [system] 'I'=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55fbb4538270), _757036)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _758894)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'I')
   Call: (207) [system] 'I'=(;)
   Fail: (207) [system] 'I'=(;)
   Call: (207) [system] 'I'=(/)
   Fail: (207) [system] 'I'=(/)
^  Call: (207) [user] is_like_space('I')
   Call: (208) [system] char_type('I', 'white')
   Fail: (208) [system] char_type('I', 'white')
   Call: (208) [system] char_type('I', end_of_line)
   Fail: (208) [system] char_type('I', end_of_line)
   Call: (208) [system] char_type('I', space)
   Fail: (208) [system] char_type('I', space)
   Call: (208) [system] char_type('I', cntrl)
   Fail: (208) [system] char_type('I', cntrl)
^  Fail: (207) [user] is_like_space('I')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] get_char((0x55fbb4538270), _774904)
   Exit: (206) [system] get_char((0x55fbb4538270), 'I')
   Call: (206) [system] 'I'='('
   Fail: (206) [system] 'I'='('
   Call: (206) [system] 'I'='['
   Fail: (206) [system] 'I'='['
   Call: (206) [system] 'I'='{'
   Fail: (206) [system] 'I'='{'
   Call: (206) [system] 'I'='"'
   Fail: (206) [system] 'I'='"'
   Call: (206) [system] 'I'=!
   Fail: (206) [system] 'I'=!
   Call: (206) [system] 'I'='\''
   Fail: (206) [system] 'I'='\''
   Call: (206) [system] 'I'='`'
   Fail: (206) [system] 'I'='`'
   Call: (206) [system] 'I'=end_of_file
   Fail: (206) [system] 'I'=end_of_file
^  Call: (206) [user] read_symbolic(')', (0x55fbb4538270), 'I', _757036)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _792546)
   Call: (208) [system] peek_char((0x55fbb4538270), _793480)
   Exit: (208) [system] peek_char((0x55fbb4538270), m)
^  Call: (208) [user] is_delimiter(m)
   Call: (209) [system] char_type(m, space)
   Fail: (209) [system] char_type(m, space)
   Call: (209) [system] arg(_798200, v('(', ')', end_of_file), m)
   Fail: (209) [system] arg(_799132, v('(', ')', end_of_file), m)
^  Fail: (208) [user] is_delimiter(m)
   Call: (208) [system] ')'==m
   Fail: (208) [system] ')'==m
   Call: (208) [system] get_char((0x55fbb4538270), m)
   Exit: (208) [system] get_char((0x55fbb4538270), m)
   Call: (208) [system] m=(\)
   Fail: (208) [system] m=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _806482)
   Call: (209) [system] peek_char((0x55fbb4538270), _807416)
   Exit: (209) [system] peek_char((0x55fbb4538270), p)
^  Call: (209) [user] is_delimiter(p)
   Call: (210) [system] char_type(p, space)
   Fail: (210) [system] char_type(p, space)
   Call: (210) [system] arg(_812136, v('(', ')', end_of_file), p)
   Fail: (210) [system] arg(_813068, v('(', ')', end_of_file), p)
^  Fail: (209) [user] is_delimiter(p)
   Call: (209) [system] ')'==p
   Fail: (209) [system] ')'==p
   Call: (209) [system] get_char((0x55fbb4538270), p)
   Exit: (209) [system] get_char((0x55fbb4538270), p)
   Call: (209) [system] p=(\)
   Fail: (209) [system] p=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _820418)
   Call: (210) [system] peek_char((0x55fbb4538270), _821352)
   Exit: (210) [system] peek_char((0x55fbb4538270), l)
^  Call: (210) [user] is_delimiter(l)
   Call: (211) [system] char_type(l, space)
   Fail: (211) [system] char_type(l, space)
   Call: (211) [system] arg(_826072, v('(', ')', end_of_file), l)
   Fail: (211) [system] arg(_827004, v('(', ')', end_of_file), l)
^  Fail: (210) [user] is_delimiter(l)
   Call: (210) [system] ')'==l
   Fail: (210) [system] ')'==l
   Call: (210) [system] get_char((0x55fbb4538270), l)
   Exit: (210) [system] get_char((0x55fbb4538270), l)
   Call: (210) [system] l=(\)
   Fail: (210) [system] l=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _834354)
   Call: (211) [system] peek_char((0x55fbb4538270), _835288)
   Exit: (211) [system] peek_char((0x55fbb4538270), i)
^  Call: (211) [user] is_delimiter(i)
   Call: (212) [system] char_type(i, space)
   Fail: (212) [system] char_type(i, space)
   Call: (212) [system] arg(_840008, v('(', ')', end_of_file), i)
   Fail: (212) [system] arg(_840940, v('(', ')', end_of_file), i)
^  Fail: (211) [user] is_delimiter(i)
   Call: (211) [system] ')'==i
   Fail: (211) [system] ')'==i
   Call: (211) [system] get_char((0x55fbb4538270), i)
   Exit: (211) [system] get_char((0x55fbb4538270), i)
   Call: (211) [system] i=(\)
   Fail: (211) [system] i=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _848290)
   Call: (212) [system] peek_char((0x55fbb4538270), _849224)
   Exit: (212) [system] peek_char((0x55fbb4538270), c)
^  Call: (212) [user] is_delimiter(c)
   Call: (213) [system] char_type(c, space)
   Fail: (213) [system] char_type(c, space)
   Call: (213) [system] arg(_853944, v('(', ')', end_of_file), c)
   Fail: (213) [system] arg(_854876, v('(', ')', end_of_file), c)
^  Fail: (212) [user] is_delimiter(c)
   Call: (212) [system] ')'==c
   Fail: (212) [system] ')'==c
   Call: (212) [system] get_char((0x55fbb4538270), c)
   Exit: (212) [system] get_char((0x55fbb4538270), c)
   Call: (212) [system] c=(\)
   Fail: (212) [system] c=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _862226)
   Call: (213) [system] peek_char((0x55fbb4538270), _863160)
   Exit: (213) [system] peek_char((0x55fbb4538270), a)
^  Call: (213) [user] is_delimiter(a)
   Call: (214) [system] char_type(a, space)
   Fail: (214) [system] char_type(a, space)
   Call: (214) [system] arg(_867880, v('(', ')', end_of_file), a)
   Fail: (214) [system] arg(_868812, v('(', ')', end_of_file), a)
^  Fail: (213) [user] is_delimiter(a)
   Call: (213) [system] ')'==a
   Fail: (213) [system] ')'==a
   Call: (213) [system] get_char((0x55fbb4538270), a)
   Exit: (213) [system] get_char((0x55fbb4538270), a)
   Call: (213) [system] a=(\)
   Fail: (213) [system] a=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _876162)
   Call: (214) [system] peek_char((0x55fbb4538270), _877096)
   Exit: (214) [system] peek_char((0x55fbb4538270), t)
^  Call: (214) [user] is_delimiter(t)
   Call: (215) [system] char_type(t, space)
   Fail: (215) [system] char_type(t, space)
   Call: (215) [system] arg(_881816, v('(', ')', end_of_file), t)
   Fail: (215) [system] arg(_882748, v('(', ')', end_of_file), t)
^  Fail: (214) [user] is_delimiter(t)
   Call: (214) [system] ')'==t
   Fail: (214) [system] ')'==t
   Call: (214) [system] get_char((0x55fbb4538270), t)
   Exit: (214) [system] get_char((0x55fbb4538270), t)
   Call: (214) [system] t=(\)
   Fail: (214) [system] t=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _890098)
   Call: (215) [system] peek_char((0x55fbb4538270), _891032)
   Exit: (215) [system] peek_char((0x55fbb4538270), i)
^  Call: (215) [user] is_delimiter(i)
   Call: (216) [system] char_type(i, space)
   Fail: (216) [system] char_type(i, space)
   Call: (216) [system] arg(_895752, v('(', ')', end_of_file), i)
   Fail: (216) [system] arg(_896684, v('(', ')', end_of_file), i)
^  Fail: (215) [user] is_delimiter(i)
   Call: (215) [system] ')'==i
   Fail: (215) [system] ')'==i
   Call: (215) [system] get_char((0x55fbb4538270), i)
   Exit: (215) [system] get_char((0x55fbb4538270), i)
   Call: (215) [system] i=(\)
   Fail: (215) [system] i=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _904034)
   Call: (216) [system] peek_char((0x55fbb4538270), _904968)
   Exit: (216) [system] peek_char((0x55fbb4538270), o)
^  Call: (216) [user] is_delimiter(o)
   Call: (217) [system] char_type(o, space)
   Fail: (217) [system] char_type(o, space)
   Call: (217) [system] arg(_909688, v('(', ')', end_of_file), o)
   Fail: (217) [system] arg(_910620, v('(', ')', end_of_file), o)
^  Fail: (216) [user] is_delimiter(o)
   Call: (216) [system] ')'==o
   Fail: (216) [system] ')'==o
   Call: (216) [system] get_char((0x55fbb4538270), o)
   Exit: (216) [system] get_char((0x55fbb4538270), o)
   Call: (216) [system] o=(\)
   Fail: (216) [system] o=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _917970)
   Call: (217) [system] peek_char((0x55fbb4538270), _918904)
   Exit: (217) [system] peek_char((0x55fbb4538270), n)
^  Call: (217) [user] is_delimiter(n)
   Call: (218) [system] char_type(n, space)
   Fail: (218) [system] char_type(n, space)
   Call: (218) [system] arg(_923624, v('(', ')', end_of_file), n)
   Fail: (218) [system] arg(_924556, v('(', ')', end_of_file), n)
^  Fail: (217) [user] is_delimiter(n)
   Call: (217) [system] ')'==n
   Fail: (217) [system] ')'==n
   Call: (217) [system] get_char((0x55fbb4538270), n)
   Exit: (217) [system] get_char((0x55fbb4538270), n)
   Call: (217) [system] n=(\)
   Fail: (217) [system] n=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _931906)
   Call: (218) [system] peek_char((0x55fbb4538270), _932840)
   Exit: (218) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (218) [user] is_delimiter(' ')
   Call: (219) [system] char_type(' ', space)
   Exit: (219) [system] char_type(' ', space)
^  Exit: (218) [user] is_delimiter(' ')
   Call: (218) [system] _931906=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (217) [system] _917970=[n]
   Exit: (217) [system] [n]=[n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (216) [system] _904034=[o, n]
   Exit: (216) [system] [o, n]=[o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (215) [system] _890098=[i, o, n]
   Exit: (215) [system] [i, o, n]=[i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (214) [system] _876162=[t, i, o, n]
   Exit: (214) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (213) [system] _862226=[a, t, i, o, n]
   Exit: (213) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (212) [system] _848290=[c, a, t, i, o, n]
   Exit: (212) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (211) [system] _834354=[i, c, a, t, i, o, n]
   Exit: (211) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (210) [system] _820418=[l, i, c, a, t, i, o, n]
   Exit: (210) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (209) [system] _806482=[p, l, i, c, a, t, i, o, n]
   Exit: (209) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (208) [system] _792546=[m, p, l, i, c, a, t, i, o, n]
   Exit: (208) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (207) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _757036)
^  Call: (208) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _970064)
^  Call: (210) [system] setup_call_cleanup('$notrace'(_971016, _971018), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _970064), _970998, fail)), '$restore_trace'(_971016, _971018))
^  Call: (211) [system] sig_atomic(system:'$notrace'(_971016, _971018))
^  Exit: (210) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _970064), _970998, fail)), system:'$restore_trace'(3, -1))
   Call: (209) [system] atomic(_970064)
   Fail: (209) [system] atomic(_970064)
   Call: (209) [system] atom_chars(_970064, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (209) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (208) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (208) [system] integer('Implication')
   Fail: (208) [system] integer('Implication')
   Call: (208) [system] _757036='Implication'
   Exit: (208) [system] 'Implication'='Implication'
^  Exit: (207) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (206) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (205) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (205) [user] read_list(')', (0x55fbb4538270), _985014)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _986872)
   Exit: (207) [system] peek_char((0x55fbb4538270), ' ')
   Call: (207) [system] ' '=(;)
   Fail: (207) [system] ' '=(;)
   Call: (207) [system] ' '=(/)
   Fail: (207) [system] ' '=(/)
^  Call: (207) [user] is_like_space(' ')
   Call: (208) [system] char_type(' ', 'white')
   Exit: (208) [system] char_type(' ', 'white')
^  Exit: (207) [user] is_like_space(' ')
   Call: (207) [system] get_char((0x55fbb4538270), _996466)
   Exit: (207) [system] get_char((0x55fbb4538270), ' ')
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _999170)
   Exit: (208) [system] peek_char((0x55fbb4538270), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
   Call: (208) [system] '('=(/)
   Fail: (208) [system] '('=(/)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1016104)
   Exit: (206) [system] peek_char((0x55fbb4538270), '(')
   Call: (206) [system] '('=')'
   Fail: (206) [system] '('=')'
   Call: (206) [system] '('=end_of_file
   Fail: (206) [system] '('=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55fbb4538270), _1021674)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1023532)
   Exit: (208) [system] peek_char((0x55fbb4538270), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
   Call: (208) [system] '('=(/)
   Fail: (208) [system] '('=(/)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] get_char((0x55fbb4538270), _1039542)
   Exit: (207) [system] get_char((0x55fbb4538270), '(')
   Call: (207) [system] '('='('
   Exit: (207) [system] '('='('
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _1021674)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1045112)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'O')
   Call: (209) [system] 'O'=(;)
   Fail: (209) [system] 'O'=(;)
   Call: (209) [system] 'O'=(/)
   Fail: (209) [system] 'O'=(/)
^  Call: (209) [user] is_like_space('O')
   Call: (210) [system] char_type('O', 'white')
   Fail: (210) [system] char_type('O', 'white')
   Call: (210) [system] char_type('O', end_of_line)
   Fail: (210) [system] char_type('O', end_of_line)
   Call: (210) [system] char_type('O', space)
   Fail: (210) [system] char_type('O', space)
   Call: (210) [system] char_type('O', cntrl)
   Fail: (210) [system] char_type('O', cntrl)
^  Fail: (209) [user] is_like_space('O')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1061122)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'O')
   Call: (208) [system] 'O'=')'
   Fail: (208) [system] 'O'=')'
   Call: (208) [system] 'O'=end_of_file
   Fail: (208) [system] 'O'=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55fbb4538270), _1066692)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1068550)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'O')
   Call: (210) [system] 'O'=(;)
   Fail: (210) [system] 'O'=(;)
   Call: (210) [system] 'O'=(/)
   Fail: (210) [system] 'O'=(/)
^  Call: (210) [user] is_like_space('O')
   Call: (211) [system] char_type('O', 'white')
   Fail: (211) [system] char_type('O', 'white')
   Call: (211) [system] char_type('O', end_of_line)
   Fail: (211) [system] char_type('O', end_of_line)
   Call: (211) [system] char_type('O', space)
   Fail: (211) [system] char_type('O', space)
   Call: (211) [system] char_type('O', cntrl)
   Fail: (211) [system] char_type('O', cntrl)
^  Fail: (210) [user] is_like_space('O')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] get_char((0x55fbb4538270), _1084560)
   Exit: (209) [system] get_char((0x55fbb4538270), 'O')
   Call: (209) [system] 'O'='('
   Fail: (209) [system] 'O'='('
   Call: (209) [system] 'O'='['
   Fail: (209) [system] 'O'='['
   Call: (209) [system] 'O'='{'
   Fail: (209) [system] 'O'='{'
   Call: (209) [system] 'O'='"'
   Fail: (209) [system] 'O'='"'
   Call: (209) [system] 'O'=!
   Fail: (209) [system] 'O'=!
   Call: (209) [system] 'O'='\''
   Fail: (209) [system] 'O'='\''
   Call: (209) [system] 'O'='`'
   Fail: (209) [system] 'O'='`'
   Call: (209) [system] 'O'=end_of_file
   Fail: (209) [system] 'O'=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55fbb4538270), 'O', _1066692)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1102202)
   Call: (211) [system] peek_char((0x55fbb4538270), _1103136)
   Exit: (211) [system] peek_char((0x55fbb4538270), r)
^  Call: (211) [user] is_delimiter(r)
   Call: (212) [system] char_type(r, space)
   Fail: (212) [system] char_type(r, space)
   Call: (212) [system] arg(_1107856, v('(', ')', end_of_file), r)
   Fail: (212) [system] arg(_1108788, v('(', ')', end_of_file), r)
^  Fail: (211) [user] is_delimiter(r)
   Call: (211) [system] ')'==r
   Fail: (211) [system] ')'==r
   Call: (211) [system] get_char((0x55fbb4538270), r)
   Exit: (211) [system] get_char((0x55fbb4538270), r)
   Call: (211) [system] r=(\)
   Fail: (211) [system] r=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1116138)
   Call: (212) [system] peek_char((0x55fbb4538270), _1117072)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (212) [user] is_delimiter('L')
   Call: (213) [system] char_type('L', space)
   Fail: (213) [system] char_type('L', space)
   Call: (213) [system] arg(_1121792, v('(', ')', end_of_file), 'L')
   Fail: (213) [system] arg(_1122724, v('(', ')', end_of_file), 'L')
^  Fail: (212) [user] is_delimiter('L')
   Call: (212) [system] ')'=='L'
   Fail: (212) [system] ')'=='L'
   Call: (212) [system] get_char((0x55fbb4538270), 'L')
   Exit: (212) [system] get_char((0x55fbb4538270), 'L')
   Call: (212) [system] 'L'=(\)
   Fail: (212) [system] 'L'=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1130074)
   Call: (213) [system] peek_char((0x55fbb4538270), _1131008)
   Exit: (213) [system] peek_char((0x55fbb4538270), i)
^  Call: (213) [user] is_delimiter(i)
   Call: (214) [system] char_type(i, space)
   Fail: (214) [system] char_type(i, space)
   Call: (214) [system] arg(_1135728, v('(', ')', end_of_file), i)
   Fail: (214) [system] arg(_1136660, v('(', ')', end_of_file), i)
^  Fail: (213) [user] is_delimiter(i)
   Call: (213) [system] ')'==i
   Fail: (213) [system] ')'==i
   Call: (213) [system] get_char((0x55fbb4538270), i)
   Exit: (213) [system] get_char((0x55fbb4538270), i)
   Call: (213) [system] i=(\)
   Fail: (213) [system] i=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1144010)
   Call: (214) [system] peek_char((0x55fbb4538270), _1144944)
   Exit: (214) [system] peek_char((0x55fbb4538270), n)
^  Call: (214) [user] is_delimiter(n)
   Call: (215) [system] char_type(n, space)
   Fail: (215) [system] char_type(n, space)
   Call: (215) [system] arg(_1149664, v('(', ')', end_of_file), n)
   Fail: (215) [system] arg(_1150596, v('(', ')', end_of_file), n)
^  Fail: (214) [user] is_delimiter(n)
   Call: (214) [system] ')'==n
   Fail: (214) [system] ')'==n
   Call: (214) [system] get_char((0x55fbb4538270), n)
   Exit: (214) [system] get_char((0x55fbb4538270), n)
   Call: (214) [system] n=(\)
   Fail: (214) [system] n=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1157946)
   Call: (215) [system] peek_char((0x55fbb4538270), _1158880)
   Exit: (215) [system] peek_char((0x55fbb4538270), k)
^  Call: (215) [user] is_delimiter(k)
   Call: (216) [system] char_type(k, space)
   Fail: (216) [system] char_type(k, space)
   Call: (216) [system] arg(_1163600, v('(', ')', end_of_file), k)
   Fail: (216) [system] arg(_1164532, v('(', ')', end_of_file), k)
^  Fail: (215) [user] is_delimiter(k)
   Call: (215) [system] ')'==k
   Fail: (215) [system] ')'==k
   Call: (215) [system] get_char((0x55fbb4538270), k)
   Exit: (215) [system] get_char((0x55fbb4538270), k)
   Call: (215) [system] k=(\)
   Fail: (215) [system] k=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1171882)
   Call: (216) [system] peek_char((0x55fbb4538270), _1172816)
   Exit: (216) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (216) [user] is_delimiter(' ')
   Call: (217) [system] char_type(' ', space)
   Exit: (217) [system] char_type(' ', space)
^  Exit: (216) [user] is_delimiter(' ')
   Call: (216) [system] _1171882=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (215) [system] _1157946=[k]
   Exit: (215) [system] [k]=[k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (214) [system] _1144010=[n, k]
   Exit: (214) [system] [n, k]=[n, k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (213) [system] _1130074=[i, n, k]
   Exit: (213) [system] [i, n, k]=[i, n, k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (212) [system] _1116138=['L', i, n, k]
   Exit: (212) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (211) [system] _1102202=[r, 'L', i, n, k]
   Exit: (211) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (210) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _1066692)
^  Call: (211) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _1196070)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_1197022, _1197024), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1196070), _1197004, fail)), '$restore_trace'(_1197022, _1197024))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_1197022, _1197024))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1196070), _1197004, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(_1196070)
   Fail: (212) [system] atomic(_1196070)
   Call: (212) [system] atom_chars(_1196070, ['O', r, 'L', i, n, k])
   Exit: (212) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (211) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (211) [system] integer('OrLink')
   Fail: (211) [system] integer('OrLink')
   Call: (211) [system] _1066692='OrLink'
   Exit: (211) [system] 'OrLink'='OrLink'
^  Exit: (210) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (209) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (208) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _1211020)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1212878)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
   Call: (210) [system] ' '=(/)
   Fail: (210) [system] ' '=(/)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55fbb4538270), _1222472)
   Exit: (210) [system] get_char((0x55fbb4538270), ' ')
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1225176)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'C')
   Call: (211) [system] 'C'=(;)
   Fail: (211) [system] 'C'=(;)
   Call: (211) [system] 'C'=(/)
   Fail: (211) [system] 'C'=(/)
^  Call: (211) [user] is_like_space('C')
   Call: (212) [system] char_type('C', 'white')
   Fail: (212) [system] char_type('C', 'white')
   Call: (212) [system] char_type('C', end_of_line)
   Fail: (212) [system] char_type('C', end_of_line)
   Call: (212) [system] char_type('C', space)
   Fail: (212) [system] char_type('C', space)
   Call: (212) [system] char_type('C', cntrl)
   Fail: (212) [system] char_type('C', cntrl)
^  Fail: (211) [user] is_like_space('C')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1242110)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'C')
   Call: (209) [system] 'C'=')'
   Fail: (209) [system] 'C'=')'
   Call: (209) [system] 'C'=end_of_file
   Fail: (209) [system] 'C'=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55fbb4538270), _1247680)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1249538)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'C')
   Call: (211) [system] 'C'=(;)
   Fail: (211) [system] 'C'=(;)
   Call: (211) [system] 'C'=(/)
   Fail: (211) [system] 'C'=(/)
^  Call: (211) [user] is_like_space('C')
   Call: (212) [system] char_type('C', 'white')
   Fail: (212) [system] char_type('C', 'white')
   Call: (212) [system] char_type('C', end_of_line)
   Fail: (212) [system] char_type('C', end_of_line)
   Call: (212) [system] char_type('C', space)
   Fail: (212) [system] char_type('C', space)
   Call: (212) [system] char_type('C', cntrl)
   Fail: (212) [system] char_type('C', cntrl)
^  Fail: (211) [user] is_like_space('C')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] get_char((0x55fbb4538270), _1265548)
   Exit: (210) [system] get_char((0x55fbb4538270), 'C')
   Call: (210) [system] 'C'='('
   Fail: (210) [system] 'C'='('
   Call: (210) [system] 'C'='['
   Fail: (210) [system] 'C'='['
   Call: (210) [system] 'C'='{'
   Fail: (210) [system] 'C'='{'
   Call: (210) [system] 'C'='"'
   Fail: (210) [system] 'C'='"'
   Call: (210) [system] 'C'=!
   Fail: (210) [system] 'C'=!
   Call: (210) [system] 'C'='\''
   Fail: (210) [system] 'C'='\''
   Call: (210) [system] 'C'='`'
   Fail: (210) [system] 'C'='`'
   Call: (210) [system] 'C'=end_of_file
   Fail: (210) [system] 'C'=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55fbb4538270), 'C', _1247680)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1283190)
   Call: (212) [system] peek_char((0x55fbb4538270), _1284124)
   Exit: (212) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (212) [user] is_delimiter(' ')
   Call: (213) [system] char_type(' ', space)
   Exit: (213) [system] char_type(' ', space)
^  Exit: (212) [user] is_delimiter(' ')
   Call: (212) [system] _1283190=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (211) [user] classify_and_convert_charseq(['C'], _1247680)
^  Call: (212) [user] classify_and_convert_charseq_(['C'], _1293408)
^  Call: (214) [system] setup_call_cleanup('$notrace'(_1294360, _1294362), once(user:catch(read_from_chars(['C'], _1293408), _1294342, fail)), '$restore_trace'(_1294360, _1294362))
^  Call: (215) [system] sig_atomic(system:'$notrace'(_1294360, _1294362))
^  Exit: (214) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1293408), _1294342, fail)), system:'$restore_trace'(3, -1))
   Call: (213) [system] atomic(_1293408)
   Fail: (213) [system] atomic(_1293408)
   Call: (213) [system] atom_chars(_1293408, ['C'])
   Exit: (213) [system] atom_chars('C', ['C'])
^  Exit: (212) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (212) [system] integer('C')
   Fail: (212) [system] integer('C')
   Call: (212) [system] _1247680='C'
   Exit: (212) [system] 'C'='C'
^  Exit: (211) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (210) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (209) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _1308358)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1310216)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
   Call: (211) [system] ' '=(/)
   Fail: (211) [system] ' '=(/)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55fbb4538270), _1319810)
   Exit: (211) [system] get_char((0x55fbb4538270), ' ')
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1322514)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'D')
   Call: (212) [system] 'D'=(;)
   Fail: (212) [system] 'D'=(;)
   Call: (212) [system] 'D'=(/)
   Fail: (212) [system] 'D'=(/)
^  Call: (212) [user] is_like_space('D')
   Call: (213) [system] char_type('D', 'white')
   Fail: (213) [system] char_type('D', 'white')
   Call: (213) [system] char_type('D', end_of_line)
   Fail: (213) [system] char_type('D', end_of_line)
   Call: (213) [system] char_type('D', space)
   Fail: (213) [system] char_type('D', space)
   Call: (213) [system] char_type('D', cntrl)
   Fail: (213) [system] char_type('D', cntrl)
^  Fail: (212) [user] is_like_space('D')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1339448)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'D')
   Call: (210) [system] 'D'=')'
   Fail: (210) [system] 'D'=')'
   Call: (210) [system] 'D'=end_of_file
   Fail: (210) [system] 'D'=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55fbb4538270), _1345018)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1346876)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'D')
   Call: (212) [system] 'D'=(;)
   Fail: (212) [system] 'D'=(;)
   Call: (212) [system] 'D'=(/)
   Fail: (212) [system] 'D'=(/)
^  Call: (212) [user] is_like_space('D')
   Call: (213) [system] char_type('D', 'white')
   Fail: (213) [system] char_type('D', 'white')
   Call: (213) [system] char_type('D', end_of_line)
   Fail: (213) [system] char_type('D', end_of_line)
   Call: (213) [system] char_type('D', space)
   Fail: (213) [system] char_type('D', space)
   Call: (213) [system] char_type('D', cntrl)
   Fail: (213) [system] char_type('D', cntrl)
^  Fail: (212) [user] is_like_space('D')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] get_char((0x55fbb4538270), _1362886)
   Exit: (211) [system] get_char((0x55fbb4538270), 'D')
   Call: (211) [system] 'D'='('
   Fail: (211) [system] 'D'='('
   Call: (211) [system] 'D'='['
   Fail: (211) [system] 'D'='['
   Call: (211) [system] 'D'='{'
   Fail: (211) [system] 'D'='{'
   Call: (211) [system] 'D'='"'
   Fail: (211) [system] 'D'='"'
   Call: (211) [system] 'D'=!
   Fail: (211) [system] 'D'=!
   Call: (211) [system] 'D'='\''
   Fail: (211) [system] 'D'='\''
   Call: (211) [system] 'D'='`'
   Fail: (211) [system] 'D'='`'
   Call: (211) [system] 'D'=end_of_file
   Fail: (211) [system] 'D'=end_of_file
^  Call: (211) [user] read_symbolic(')', (0x55fbb4538270), 'D', _1345018)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1380528)
   Call: (213) [system] peek_char((0x55fbb4538270), _1381462)
   Exit: (213) [system] peek_char((0x55fbb4538270), ')')
^  Call: (213) [user] is_delimiter(')')
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] arg(_1386182, v('(', ')', end_of_file), ')')
   Exit: (214) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (213) [user] is_delimiter(')')
   Call: (213) [system] _1380528=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (212) [user] classify_and_convert_charseq(['D'], _1345018)
^  Call: (213) [user] classify_and_convert_charseq_(['D'], _1392618)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_1393570, _1393572), once(user:catch(read_from_chars(['D'], _1392618), _1393552, fail)), '$restore_trace'(_1393570, _1393572))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_1393570, _1393572))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _1392618), _1393552, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(_1392618)
   Fail: (214) [system] atomic(_1392618)
   Call: (214) [system] atom_chars(_1392618, ['D'])
   Exit: (214) [system] atom_chars('D', ['D'])
^  Exit: (213) [user] classify_and_convert_charseq_(['D'], 'D')
   Call: (213) [system] integer('D')
   Fail: (213) [system] integer('D')
   Call: (213) [system] _1345018='D'
   Exit: (213) [system] 'D'='D'
^  Exit: (212) [user] classify_and_convert_charseq(['D'], 'D')
^  Exit: (211) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'D')
^  Exit: (210) [user] cont_sexpr(')', (0x55fbb4538270), 'D')
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _1407568)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1409426)
   Exit: (212) [system] peek_char((0x55fbb4538270), ')')
   Call: (212) [system] ')'=(;)
   Fail: (212) [system] ')'=(;)
   Call: (212) [system] ')'=(/)
   Fail: (212) [system] ')'=(/)
^  Call: (212) [user] is_like_space(')')
   Call: (213) [system] char_type(')', 'white')
   Fail: (213) [system] char_type(')', 'white')
   Call: (213) [system] char_type(')', end_of_line)
   Fail: (213) [system] char_type(')', end_of_line)
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] char_type(')', cntrl)
   Fail: (213) [system] char_type(')', cntrl)
^  Fail: (212) [user] is_like_space(')')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1425436)
   Exit: (211) [system] peek_char((0x55fbb4538270), ')')
   Call: (211) [system] ')'=')'
   Exit: (211) [system] ')'=')'
   Call: (211) [system] get_char((0x55fbb4538270), _1429226)
   Exit: (211) [system] get_char((0x55fbb4538270), ')')
   Call: (211) [system] _1407568=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), [])
   Call: (210) [system] _1308358=['D']
   Exit: (210) [system] ['D']=['D']
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), ['D'])
   Call: (209) [system] _1211020=['C', 'D']
   Exit: (209) [system] ['C', 'D']=['C', 'D']
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), ['C', 'D'])
   Call: (208) [system] _1021674=['OrLink', 'C', 'D']
   Exit: (208) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Exit: (206) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _1443108)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1444966)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
   Call: (208) [system] ' '=(;)
   Fail: (208) [system] ' '=(;)
   Call: (208) [system] ' '=(/)
   Fail: (208) [system] ' '=(/)
^  Call: (208) [user] is_like_space(' ')
   Call: (209) [system] char_type(' ', 'white')
   Exit: (209) [system] char_type(' ', 'white')
^  Exit: (208) [user] is_like_space(' ')
   Call: (208) [system] get_char((0x55fbb4538270), _1454560)
   Exit: (208) [system] get_char((0x55fbb4538270), ' ')
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1457264)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'E')
   Call: (209) [system] 'E'=(;)
   Fail: (209) [system] 'E'=(;)
   Call: (209) [system] 'E'=(/)
   Fail: (209) [system] 'E'=(/)
^  Call: (209) [user] is_like_space('E')
   Call: (210) [system] char_type('E', 'white')
   Fail: (210) [system] char_type('E', 'white')
   Call: (210) [system] char_type('E', end_of_line)
   Fail: (210) [system] char_type('E', end_of_line)
   Call: (210) [system] char_type('E', space)
   Fail: (210) [system] char_type('E', space)
   Call: (210) [system] char_type('E', cntrl)
   Fail: (210) [system] char_type('E', cntrl)
^  Fail: (209) [user] is_like_space('E')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1474198)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'E')
   Call: (207) [system] 'E'=')'
   Fail: (207) [system] 'E'=')'
   Call: (207) [system] 'E'=end_of_file
   Fail: (207) [system] 'E'=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55fbb4538270), _1479768)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1481626)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'E')
   Call: (209) [system] 'E'=(;)
   Fail: (209) [system] 'E'=(;)
   Call: (209) [system] 'E'=(/)
   Fail: (209) [system] 'E'=(/)
^  Call: (209) [user] is_like_space('E')
   Call: (210) [system] char_type('E', 'white')
   Fail: (210) [system] char_type('E', 'white')
   Call: (210) [system] char_type('E', end_of_line)
   Fail: (210) [system] char_type('E', end_of_line)
   Call: (210) [system] char_type('E', space)
   Fail: (210) [system] char_type('E', space)
   Call: (210) [system] char_type('E', cntrl)
   Fail: (210) [system] char_type('E', cntrl)
^  Fail: (209) [user] is_like_space('E')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] get_char((0x55fbb4538270), _1497636)
   Exit: (208) [system] get_char((0x55fbb4538270), 'E')
   Call: (208) [system] 'E'='('
   Fail: (208) [system] 'E'='('
   Call: (208) [system] 'E'='['
   Fail: (208) [system] 'E'='['
   Call: (208) [system] 'E'='{'
   Fail: (208) [system] 'E'='{'
   Call: (208) [system] 'E'='"'
   Fail: (208) [system] 'E'='"'
   Call: (208) [system] 'E'=!
   Fail: (208) [system] 'E'=!
   Call: (208) [system] 'E'='\''
   Fail: (208) [system] 'E'='\''
   Call: (208) [system] 'E'='`'
   Fail: (208) [system] 'E'='`'
   Call: (208) [system] 'E'=end_of_file
   Fail: (208) [system] 'E'=end_of_file
^  Call: (208) [user] read_symbolic(')', (0x55fbb4538270), 'E', _1479768)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1515278)
   Call: (210) [system] peek_char((0x55fbb4538270), _1516212)
   Exit: (210) [system] peek_char((0x55fbb4538270), ')')
^  Call: (210) [user] is_delimiter(')')
   Call: (211) [system] char_type(')', space)
   Fail: (211) [system] char_type(')', space)
   Call: (211) [system] arg(_1520932, v('(', ')', end_of_file), ')')
   Exit: (211) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (210) [user] is_delimiter(')')
   Call: (210) [system] _1515278=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (209) [user] classify_and_convert_charseq(['E'], _1479768)
^  Call: (210) [user] classify_and_convert_charseq_(['E'], _1527368)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_1528320, _1528322), once(user:catch(read_from_chars(['E'], _1527368), _1528302, fail)), '$restore_trace'(_1528320, _1528322))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_1528320, _1528322))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _1527368), _1528302, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(_1527368)
   Fail: (211) [system] atomic(_1527368)
   Call: (211) [system] atom_chars(_1527368, ['E'])
   Exit: (211) [system] atom_chars('E', ['E'])
^  Exit: (210) [user] classify_and_convert_charseq_(['E'], 'E')
   Call: (210) [system] integer('E')
   Fail: (210) [system] integer('E')
   Call: (210) [system] _1479768='E'
   Exit: (210) [system] 'E'='E'
^  Exit: (209) [user] classify_and_convert_charseq(['E'], 'E')
^  Exit: (208) [user] read_symbolic(')', (0x55fbb4538270), 'E', 'E')
^  Exit: (207) [user] cont_sexpr(')', (0x55fbb4538270), 'E')
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _1542318)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1544176)
   Exit: (209) [system] peek_char((0x55fbb4538270), ')')
   Call: (209) [system] ')'=(;)
   Fail: (209) [system] ')'=(;)
   Call: (209) [system] ')'=(/)
   Fail: (209) [system] ')'=(/)
^  Call: (209) [user] is_like_space(')')
   Call: (210) [system] char_type(')', 'white')
   Fail: (210) [system] char_type(')', 'white')
   Call: (210) [system] char_type(')', end_of_line)
   Fail: (210) [system] char_type(')', end_of_line)
   Call: (210) [system] char_type(')', space)
   Fail: (210) [system] char_type(')', space)
   Call: (210) [system] char_type(')', cntrl)
   Fail: (210) [system] char_type(')', cntrl)
^  Fail: (209) [user] is_like_space(')')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1560186)
   Exit: (208) [system] peek_char((0x55fbb4538270), ')')
   Call: (208) [system] ')'=')'
   Exit: (208) [system] ')'=')'
   Call: (208) [system] get_char((0x55fbb4538270), _1563976)
   Exit: (208) [system] get_char((0x55fbb4538270), ')')
   Call: (208) [system] _1542318=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), [])
   Call: (207) [system] _1443108=['E']
   Exit: (207) [system] ['E']=['E']
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), ['E'])
   Call: (206) [system] _985014=[['OrLink', 'C', 'D'], 'E']
   Exit: (206) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (205) [user] read_list(')', (0x55fbb4538270), [['OrLink', 'C', 'D'], 'E'])
   Call: (205) [system] _712018=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (205) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (204) [user] read_list(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (203) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (203) [user] read_list(')', (0x55fbb4538270), _1577858)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1579716)
   Exit: (205) [system] peek_char((0x55fbb4538270), ')')
   Call: (205) [system] ')'=(;)
   Fail: (205) [system] ')'=(;)
   Call: (205) [system] ')'=(/)
   Fail: (205) [system] ')'=(/)
^  Call: (205) [user] is_like_space(')')
   Call: (206) [system] char_type(')', 'white')
   Fail: (206) [system] char_type(')', 'white')
   Call: (206) [system] char_type(')', end_of_line)
   Fail: (206) [system] char_type(')', end_of_line)
   Call: (206) [system] char_type(')', space)
   Fail: (206) [system] char_type(')', space)
   Call: (206) [system] char_type(')', cntrl)
   Fail: (206) [system] char_type(')', cntrl)
^  Fail: (205) [user] is_like_space(')')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1595726)
   Exit: (204) [system] peek_char((0x55fbb4538270), ')')
   Call: (204) [system] ')'=')'
   Exit: (204) [system] ')'=')'
   Call: (204) [system] get_char((0x55fbb4538270), _1599516)
   Exit: (204) [system] get_char((0x55fbb4538270), ')')
   Call: (204) [system] _1577858=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_list(')', (0x55fbb4538270), [])
   Call: (203) [system] _675358=[['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (203) [system] [['Implication', ['OrLink', 'C', 'D'], 'E']]=[['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), [['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (202) [system] _3904=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (202) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (201) [system] _3896=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (201) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _1613398)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1615256)
   Exit: (201) [system] peek_char((0x55fbb4538270), ')')
   Call: (201) [system] ')'=(;)
   Fail: (201) [system] ')'=(;)
   Call: (201) [system] ')'=(/)
   Fail: (201) [system] ')'=(/)
^  Call: (201) [user] is_like_space(')')
   Call: (202) [system] char_type(')', 'white')
   Fail: (202) [system] char_type(')', 'white')
   Call: (202) [system] char_type(')', end_of_line)
   Fail: (202) [system] char_type(')', end_of_line)
   Call: (202) [system] char_type(')', space)
   Fail: (202) [system] char_type(')', space)
   Call: (202) [system] char_type(')', cntrl)
   Fail: (202) [system] char_type(')', cntrl)
^  Fail: (201) [user] is_like_space(')')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1631266)
   Exit: (200) [system] peek_char((0x55fbb4538270), ')')
   Call: (200) [system] ')'=')'
   Exit: (200) [system] ')'=')'
   Call: (200) [system] get_char((0x55fbb4538270), _1635056)
   Exit: (200) [system] get_char((0x55fbb4538270), ')')
   Call: (200) [system] _1613398=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [])
   Call: (199) [system] _3892=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (199) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (198) [system] _3868=[['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (198) [system] [['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (197) [system] _3860=[:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (197) [system] [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (196) [user] read_list(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Exit: (195) [user] cont_sexpr(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Call: (195) [user] read_list(')', (0x55fbb4538270), _1648938)
^  Call: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1650796)
   Exit: (197) [system] peek_char((0x55fbb4538270), '\n')
   Call: (197) [system] '\n'=(;)
   Fail: (197) [system] '\n'=(;)
   Call: (197) [system] '\n'=(/)
   Fail: (197) [system] '\n'=(/)
^  Call: (197) [user] is_like_space('\n')
   Call: (198) [system] char_type('\n', 'white')
   Fail: (198) [system] char_type('\n', 'white')
   Call: (198) [system] char_type('\n', end_of_line)
   Exit: (198) [system] char_type('\n', end_of_line)
^  Exit: (197) [user] is_like_space('\n')
   Call: (197) [system] get_char((0x55fbb4538270), _1662246)
   Exit: (197) [system] get_char((0x55fbb4538270), '\n')
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1664950)
   Exit: (198) [system] peek_char((0x55fbb4538270), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
   Call: (198) [system] ' '=(/)
   Fail: (198) [system] ' '=(/)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55fbb4538270), _1674544)
   Exit: (198) [system] get_char((0x55fbb4538270), ' ')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1677248)
   Exit: (199) [system] peek_char((0x55fbb4538270), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
   Call: (199) [system] '('=(/)
   Fail: (199) [system] '('=(/)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
^  Exit: (196) [user] skip_spaces((0x55fbb4538270))
   Call: (196) [system] peek_char((0x55fbb4538270), _1695106)
   Exit: (196) [system] peek_char((0x55fbb4538270), '(')
   Call: (196) [system] '('=')'
   Fail: (196) [system] '('=')'
   Call: (196) [system] '('=end_of_file
   Fail: (196) [system] '('=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55fbb4538270), _1700676)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1702534)
   Exit: (198) [system] peek_char((0x55fbb4538270), '(')
   Call: (198) [system] '('=(;)
   Fail: (198) [system] '('=(;)
   Call: (198) [system] '('=(/)
   Fail: (198) [system] '('=(/)
^  Call: (198) [user] is_like_space('(')
   Call: (199) [system] char_type('(', 'white')
   Fail: (199) [system] char_type('(', 'white')
   Call: (199) [system] char_type('(', end_of_line)
   Fail: (199) [system] char_type('(', end_of_line)
   Call: (199) [system] char_type('(', space)
   Fail: (199) [system] char_type('(', space)
   Call: (199) [system] char_type('(', cntrl)
   Fail: (199) [system] char_type('(', cntrl)
^  Fail: (198) [user] is_like_space('(')
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] get_char((0x55fbb4538270), _1718544)
   Exit: (197) [system] get_char((0x55fbb4538270), '(')
   Call: (197) [system] '('='('
   Exit: (197) [system] '('='('
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _1700676)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1724114)
   Exit: (199) [system] peek_char((0x55fbb4538270), :)
   Call: (199) [system] (:)=(;)
   Fail: (199) [system] (:)=(;)
   Call: (199) [system] (:)=(/)
   Fail: (199) [system] (:)=(/)
^  Call: (199) [user] is_like_space(:)
   Call: (200) [system] char_type(:, 'white')
   Fail: (200) [system] char_type(:, 'white')
   Call: (200) [system] char_type(:, end_of_line)
   Fail: (200) [system] char_type(:, end_of_line)
   Call: (200) [system] char_type(:, space)
   Fail: (200) [system] char_type(:, space)
   Call: (200) [system] char_type(:, cntrl)
   Fail: (200) [system] char_type(:, cntrl)
^  Fail: (199) [user] is_like_space(:)
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1740124)
   Exit: (198) [system] peek_char((0x55fbb4538270), :)
   Call: (198) [system] (:)=')'
   Fail: (198) [system] (:)=')'
   Call: (198) [system] (:)=end_of_file
   Fail: (198) [system] (:)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _1745694)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1747552)
   Exit: (200) [system] peek_char((0x55fbb4538270), :)
   Call: (200) [system] (:)=(;)
   Fail: (200) [system] (:)=(;)
   Call: (200) [system] (:)=(/)
   Fail: (200) [system] (:)=(/)
^  Call: (200) [user] is_like_space(:)
   Call: (201) [system] char_type(:, 'white')
   Fail: (201) [system] char_type(:, 'white')
   Call: (201) [system] char_type(:, end_of_line)
   Fail: (201) [system] char_type(:, end_of_line)
   Call: (201) [system] char_type(:, space)
   Fail: (201) [system] char_type(:, space)
   Call: (201) [system] char_type(:, cntrl)
   Fail: (201) [system] char_type(:, cntrl)
^  Fail: (200) [user] is_like_space(:)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _1763562)
   Exit: (199) [system] get_char((0x55fbb4538270), :)
   Call: (199) [system] (:)='('
   Fail: (199) [system] (:)='('
   Call: (199) [system] (:)='['
   Fail: (199) [system] (:)='['
   Call: (199) [system] (:)='{'
   Fail: (199) [system] (:)='{'
   Call: (199) [system] (:)='"'
   Fail: (199) [system] (:)='"'
   Call: (199) [system] (:)=!
   Fail: (199) [system] (:)=!
   Call: (199) [system] (:)='\''
   Fail: (199) [system] (:)='\''
   Call: (199) [system] (:)='`'
   Fail: (199) [system] (:)='`'
   Call: (199) [system] (:)=end_of_file
   Fail: (199) [system] (:)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55fbb4538270), :, _1745694)
^  Call: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), _1781204)
   Call: (201) [system] peek_char((0x55fbb4538270), _1782138)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (201) [user] is_delimiter(' ')
   Call: (202) [system] char_type(' ', space)
   Exit: (202) [system] char_type(' ', space)
^  Exit: (201) [user] is_delimiter(' ')
   Call: (201) [system] _1781204=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (200) [user] classify_and_convert_charseq([:], _1745694)
^  Call: (201) [user] classify_and_convert_charseq_([:], _1791422)
^  Call: (203) [system] setup_call_cleanup('$notrace'(_1792374, _1792376), once(user:catch(read_from_chars([:], _1791422), _1792356, fail)), '$restore_trace'(_1792374, _1792376))
^  Call: (204) [system] sig_atomic(system:'$notrace'(_1792374, _1792376))
^  Exit: (203) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1792356, fail)), system:'$restore_trace'(3, -1))
   Call: (202) [system] atomic(:)
   Exit: (202) [system] atomic(:)
^  Exit: (201) [user] classify_and_convert_charseq_([:], :)
   Call: (201) [system] integer(:)
   Fail: (201) [system] integer(:)
   Call: (201) [system] _1745694=(:)
   Exit: (201) [system] (:)=(:)
^  Exit: (200) [user] classify_and_convert_charseq([:], :)
^  Exit: (199) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _1804502)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1806360)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _1815954)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1818658)
   Exit: (201) [system] peek_char((0x55fbb4538270), '(')
   Call: (201) [system] '('=(;)
   Fail: (201) [system] '('=(;)
   Call: (201) [system] '('=(/)
   Fail: (201) [system] '('=(/)
^  Call: (201) [user] is_like_space('(')
   Call: (202) [system] char_type('(', 'white')
   Fail: (202) [system] char_type('(', 'white')
   Call: (202) [system] char_type('(', end_of_line)
   Fail: (202) [system] char_type('(', end_of_line)
   Call: (202) [system] char_type('(', space)
   Fail: (202) [system] char_type('(', space)
   Call: (202) [system] char_type('(', cntrl)
   Fail: (202) [system] char_type('(', cntrl)
^  Fail: (201) [user] is_like_space('(')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1835592)
   Exit: (199) [system] peek_char((0x55fbb4538270), '(')
   Call: (199) [system] '('=')'
   Fail: (199) [system] '('=')'
   Call: (199) [system] '('=end_of_file
   Fail: (199) [system] '('=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _1841162)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1843020)
   Exit: (201) [system] peek_char((0x55fbb4538270), '(')
   Call: (201) [system] '('=(;)
   Fail: (201) [system] '('=(;)
   Call: (201) [system] '('=(/)
   Fail: (201) [system] '('=(/)
^  Call: (201) [user] is_like_space('(')
   Call: (202) [system] char_type('(', 'white')
   Fail: (202) [system] char_type('(', 'white')
   Call: (202) [system] char_type('(', end_of_line)
   Fail: (202) [system] char_type('(', end_of_line)
   Call: (202) [system] char_type('(', space)
   Fail: (202) [system] char_type('(', space)
   Call: (202) [system] char_type('(', cntrl)
   Fail: (202) [system] char_type('(', cntrl)
^  Fail: (201) [user] is_like_space('(')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _1859030)
   Exit: (200) [system] get_char((0x55fbb4538270), '(')
   Call: (200) [system] '('='('
   Exit: (200) [system] '('='('
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _1841162)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1864600)
   Exit: (202) [system] peek_char((0x55fbb4538270), 'D')
   Call: (202) [system] 'D'=(;)
   Fail: (202) [system] 'D'=(;)
   Call: (202) [system] 'D'=(/)
   Fail: (202) [system] 'D'=(/)
^  Call: (202) [user] is_like_space('D')
   Call: (203) [system] char_type('D', 'white')
   Fail: (203) [system] char_type('D', 'white')
   Call: (203) [system] char_type('D', end_of_line)
   Fail: (203) [system] char_type('D', end_of_line)
   Call: (203) [system] char_type('D', space)
   Fail: (203) [system] char_type('D', space)
   Call: (203) [system] char_type('D', cntrl)
   Fail: (203) [system] char_type('D', cntrl)
^  Fail: (202) [user] is_like_space('D')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1880610)
   Exit: (201) [system] peek_char((0x55fbb4538270), 'D')
   Call: (201) [system] 'D'=')'
   Fail: (201) [system] 'D'=')'
   Call: (201) [system] 'D'=end_of_file
   Fail: (201) [system] 'D'=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _1886180)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1888038)
   Exit: (203) [system] peek_char((0x55fbb4538270), 'D')
   Call: (203) [system] 'D'=(;)
   Fail: (203) [system] 'D'=(;)
   Call: (203) [system] 'D'=(/)
   Fail: (203) [system] 'D'=(/)
^  Call: (203) [user] is_like_space('D')
   Call: (204) [system] char_type('D', 'white')
   Fail: (204) [system] char_type('D', 'white')
   Call: (204) [system] char_type('D', end_of_line)
   Fail: (204) [system] char_type('D', end_of_line)
   Call: (204) [system] char_type('D', space)
   Fail: (204) [system] char_type('D', space)
   Call: (204) [system] char_type('D', cntrl)
   Fail: (204) [system] char_type('D', cntrl)
^  Fail: (203) [user] is_like_space('D')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _1904048)
   Exit: (202) [system] get_char((0x55fbb4538270), 'D')
   Call: (202) [system] 'D'='('
   Fail: (202) [system] 'D'='('
   Call: (202) [system] 'D'='['
   Fail: (202) [system] 'D'='['
   Call: (202) [system] 'D'='{'
   Fail: (202) [system] 'D'='{'
   Call: (202) [system] 'D'='"'
   Fail: (202) [system] 'D'='"'
   Call: (202) [system] 'D'=!
   Fail: (202) [system] 'D'=!
   Call: (202) [system] 'D'='\''
   Fail: (202) [system] 'D'='\''
   Call: (202) [system] 'D'='`'
   Fail: (202) [system] 'D'='`'
   Call: (202) [system] 'D'=end_of_file
   Fail: (202) [system] 'D'=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55fbb4538270), 'D', _1886180)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _1921690)
   Call: (204) [system] peek_char((0x55fbb4538270), _1922624)
   Exit: (204) [system] peek_char((0x55fbb4538270), i)
^  Call: (204) [user] is_delimiter(i)
   Call: (205) [system] char_type(i, space)
   Fail: (205) [system] char_type(i, space)
   Call: (205) [system] arg(_1927344, v('(', ')', end_of_file), i)
   Fail: (205) [system] arg(_1928276, v('(', ')', end_of_file), i)
^  Fail: (204) [user] is_delimiter(i)
   Call: (204) [system] ')'==i
   Fail: (204) [system] ')'==i
   Call: (204) [system] get_char((0x55fbb4538270), i)
   Exit: (204) [system] get_char((0x55fbb4538270), i)
   Call: (204) [system] i=(\)
   Fail: (204) [system] i=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1935626)
   Call: (205) [system] peek_char((0x55fbb4538270), _1936560)
   Exit: (205) [system] peek_char((0x55fbb4538270), s)
^  Call: (205) [user] is_delimiter(s)
   Call: (206) [system] char_type(s, space)
   Fail: (206) [system] char_type(s, space)
   Call: (206) [system] arg(_1941280, v('(', ')', end_of_file), s)
   Fail: (206) [system] arg(_1942212, v('(', ')', end_of_file), s)
^  Fail: (205) [user] is_delimiter(s)
   Call: (205) [system] ')'==s
   Fail: (205) [system] ')'==s
   Call: (205) [system] get_char((0x55fbb4538270), s)
   Exit: (205) [system] get_char((0x55fbb4538270), s)
   Call: (205) [system] s=(\)
   Fail: (205) [system] s=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1949562)
   Call: (206) [system] peek_char((0x55fbb4538270), _1950496)
   Exit: (206) [system] peek_char((0x55fbb4538270), j)
^  Call: (206) [user] is_delimiter(j)
   Call: (207) [system] char_type(j, space)
   Fail: (207) [system] char_type(j, space)
   Call: (207) [system] arg(_1955216, v('(', ')', end_of_file), j)
   Fail: (207) [system] arg(_1956148, v('(', ')', end_of_file), j)
^  Fail: (206) [user] is_delimiter(j)
   Call: (206) [system] ')'==j
   Fail: (206) [system] ')'==j
   Call: (206) [system] get_char((0x55fbb4538270), j)
   Exit: (206) [system] get_char((0x55fbb4538270), j)
   Call: (206) [system] j=(\)
   Fail: (206) [system] j=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1963498)
   Call: (207) [system] peek_char((0x55fbb4538270), _1964432)
   Exit: (207) [system] peek_char((0x55fbb4538270), u)
^  Call: (207) [user] is_delimiter(u)
   Call: (208) [system] char_type(u, space)
   Fail: (208) [system] char_type(u, space)
   Call: (208) [system] arg(_1969152, v('(', ')', end_of_file), u)
   Fail: (208) [system] arg(_1970084, v('(', ')', end_of_file), u)
^  Fail: (207) [user] is_delimiter(u)
   Call: (207) [system] ')'==u
   Fail: (207) [system] ')'==u
   Call: (207) [system] get_char((0x55fbb4538270), u)
   Exit: (207) [system] get_char((0x55fbb4538270), u)
   Call: (207) [system] u=(\)
   Fail: (207) [system] u=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1977434)
   Call: (208) [system] peek_char((0x55fbb4538270), _1978368)
   Exit: (208) [system] peek_char((0x55fbb4538270), n)
^  Call: (208) [user] is_delimiter(n)
   Call: (209) [system] char_type(n, space)
   Fail: (209) [system] char_type(n, space)
   Call: (209) [system] arg(_1983088, v('(', ')', end_of_file), n)
   Fail: (209) [system] arg(_1984020, v('(', ')', end_of_file), n)
^  Fail: (208) [user] is_delimiter(n)
   Call: (208) [system] ')'==n
   Fail: (208) [system] ')'==n
   Call: (208) [system] get_char((0x55fbb4538270), n)
   Exit: (208) [system] get_char((0x55fbb4538270), n)
   Call: (208) [system] n=(\)
   Fail: (208) [system] n=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1991370)
   Call: (209) [system] peek_char((0x55fbb4538270), _1992304)
   Exit: (209) [system] peek_char((0x55fbb4538270), c)
^  Call: (209) [user] is_delimiter(c)
   Call: (210) [system] char_type(c, space)
   Fail: (210) [system] char_type(c, space)
   Call: (210) [system] arg(_1997024, v('(', ')', end_of_file), c)
   Fail: (210) [system] arg(_1997956, v('(', ')', end_of_file), c)
^  Fail: (209) [user] is_delimiter(c)
   Call: (209) [system] ')'==c
   Fail: (209) [system] ')'==c
   Call: (209) [system] get_char((0x55fbb4538270), c)
   Exit: (209) [system] get_char((0x55fbb4538270), c)
   Call: (209) [system] c=(\)
   Fail: (209) [system] c=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _2005306)
   Call: (210) [system] peek_char((0x55fbb4538270), _2006240)
   Exit: (210) [system] peek_char((0x55fbb4538270), t)
^  Call: (210) [user] is_delimiter(t)
   Call: (211) [system] char_type(t, space)
   Fail: (211) [system] char_type(t, space)
   Call: (211) [system] arg(_2010960, v('(', ')', end_of_file), t)
   Fail: (211) [system] arg(_2011892, v('(', ')', end_of_file), t)
^  Fail: (210) [user] is_delimiter(t)
   Call: (210) [system] ')'==t
   Fail: (210) [system] ')'==t
   Call: (210) [system] get_char((0x55fbb4538270), t)
   Exit: (210) [system] get_char((0x55fbb4538270), t)
   Call: (210) [system] t=(\)
   Fail: (210) [system] t=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _2019242)
   Call: (211) [system] peek_char((0x55fbb4538270), _2020176)
   Exit: (211) [system] peek_char((0x55fbb4538270), i)
^  Call: (211) [user] is_delimiter(i)
   Call: (212) [system] char_type(i, space)
   Fail: (212) [system] char_type(i, space)
   Call: (212) [system] arg(_2024896, v('(', ')', end_of_file), i)
   Fail: (212) [system] arg(_2025828, v('(', ')', end_of_file), i)
^  Fail: (211) [user] is_delimiter(i)
   Call: (211) [system] ')'==i
   Fail: (211) [system] ')'==i
   Call: (211) [system] get_char((0x55fbb4538270), i)
   Exit: (211) [system] get_char((0x55fbb4538270), i)
   Call: (211) [system] i=(\)
   Fail: (211) [system] i=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _2033178)
   Call: (212) [system] peek_char((0x55fbb4538270), _2034112)
   Exit: (212) [system] peek_char((0x55fbb4538270), o)
^  Call: (212) [user] is_delimiter(o)
   Call: (213) [system] char_type(o, space)
   Fail: (213) [system] char_type(o, space)
   Call: (213) [system] arg(_2038832, v('(', ')', end_of_file), o)
   Fail: (213) [system] arg(_2039764, v('(', ')', end_of_file), o)
^  Fail: (212) [user] is_delimiter(o)
   Call: (212) [system] ')'==o
   Fail: (212) [system] ')'==o
   Call: (212) [system] get_char((0x55fbb4538270), o)
   Exit: (212) [system] get_char((0x55fbb4538270), o)
   Call: (212) [system] o=(\)
   Fail: (212) [system] o=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _2047114)
   Call: (213) [system] peek_char((0x55fbb4538270), _2048048)
   Exit: (213) [system] peek_char((0x55fbb4538270), n)
^  Call: (213) [user] is_delimiter(n)
   Call: (214) [system] char_type(n, space)
   Fail: (214) [system] char_type(n, space)
   Call: (214) [system] arg(_2052768, v('(', ')', end_of_file), n)
   Fail: (214) [system] arg(_2053700, v('(', ')', end_of_file), n)
^  Fail: (213) [user] is_delimiter(n)
   Call: (213) [system] ')'==n
   Fail: (213) [system] ')'==n
   Call: (213) [system] get_char((0x55fbb4538270), n)
   Exit: (213) [system] get_char((0x55fbb4538270), n)
   Call: (213) [system] n=(\)
   Fail: (213) [system] n=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _2061050)
   Call: (214) [system] peek_char((0x55fbb4538270), _2061984)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (214) [user] is_delimiter('I')
   Call: (215) [system] char_type('I', space)
   Fail: (215) [system] char_type('I', space)
   Call: (215) [system] arg(_2066704, v('(', ')', end_of_file), 'I')
   Fail: (215) [system] arg(_2067636, v('(', ')', end_of_file), 'I')
^  Fail: (214) [user] is_delimiter('I')
   Call: (214) [system] ')'=='I'
   Fail: (214) [system] ')'=='I'
   Call: (214) [system] get_char((0x55fbb4538270), 'I')
   Exit: (214) [system] get_char((0x55fbb4538270), 'I')
   Call: (214) [system] 'I'=(\)
   Fail: (214) [system] 'I'=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _2074986)
   Call: (215) [system] peek_char((0x55fbb4538270), _2075920)
   Exit: (215) [system] peek_char((0x55fbb4538270), n)
^  Call: (215) [user] is_delimiter(n)
   Call: (216) [system] char_type(n, space)
   Fail: (216) [system] char_type(n, space)
   Call: (216) [system] arg(_2080640, v('(', ')', end_of_file), n)
   Fail: (216) [system] arg(_2081572, v('(', ')', end_of_file), n)
^  Fail: (215) [user] is_delimiter(n)
   Call: (215) [system] ')'==n
   Fail: (215) [system] ')'==n
   Call: (215) [system] get_char((0x55fbb4538270), n)
   Exit: (215) [system] get_char((0x55fbb4538270), n)
   Call: (215) [system] n=(\)
   Fail: (215) [system] n=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _2088922)
   Call: (216) [system] peek_char((0x55fbb4538270), _2089856)
   Exit: (216) [system] peek_char((0x55fbb4538270), t)
^  Call: (216) [user] is_delimiter(t)
   Call: (217) [system] char_type(t, space)
   Fail: (217) [system] char_type(t, space)
   Call: (217) [system] arg(_2094576, v('(', ')', end_of_file), t)
   Fail: (217) [system] arg(_2095508, v('(', ')', end_of_file), t)
^  Fail: (216) [user] is_delimiter(t)
   Call: (216) [system] ')'==t
   Fail: (216) [system] ')'==t
   Call: (216) [system] get_char((0x55fbb4538270), t)
   Exit: (216) [system] get_char((0x55fbb4538270), t)
   Call: (216) [system] t=(\)
   Fail: (216) [system] t=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _10160)
   Call: (217) [system] peek_char((0x55fbb4538270), _11094)
   Exit: (217) [system] peek_char((0x55fbb4538270), r)
^  Call: (217) [user] is_delimiter(r)
   Call: (218) [system] char_type(r, space)
   Fail: (218) [system] char_type(r, space)
   Call: (218) [system] arg(_15814, v('(', ')', end_of_file), r)
   Fail: (218) [system] arg(_16746, v('(', ')', end_of_file), r)
^  Fail: (217) [user] is_delimiter(r)
   Call: (217) [system] ')'==r
   Fail: (217) [system] ')'==r
   Call: (217) [system] get_char((0x55fbb4538270), r)
   Exit: (217) [system] get_char((0x55fbb4538270), r)
   Call: (217) [system] r=(\)
   Fail: (217) [system] r=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _24096)
   Call: (218) [system] peek_char((0x55fbb4538270), _25030)
   Exit: (218) [system] peek_char((0x55fbb4538270), o)
^  Call: (218) [user] is_delimiter(o)
   Call: (219) [system] char_type(o, space)
   Fail: (219) [system] char_type(o, space)
   Call: (219) [system] arg(_29750, v('(', ')', end_of_file), o)
   Fail: (219) [system] arg(_30682, v('(', ')', end_of_file), o)
^  Fail: (218) [user] is_delimiter(o)
   Call: (218) [system] ')'==o
   Fail: (218) [system] ')'==o
   Call: (218) [system] get_char((0x55fbb4538270), o)
   Exit: (218) [system] get_char((0x55fbb4538270), o)
   Call: (218) [system] o=(\)
   Fail: (218) [system] o=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _38032)
   Call: (219) [system] peek_char((0x55fbb4538270), _38966)
   Exit: (219) [system] peek_char((0x55fbb4538270), d)
^  Call: (219) [user] is_delimiter(d)
   Call: (220) [system] char_type(d, space)
   Fail: (220) [system] char_type(d, space)
   Call: (220) [system] arg(_43686, v('(', ')', end_of_file), d)
   Fail: (220) [system] arg(_44618, v('(', ')', end_of_file), d)
^  Fail: (219) [user] is_delimiter(d)
   Call: (219) [system] ')'==d
   Fail: (219) [system] ')'==d
   Call: (219) [system] get_char((0x55fbb4538270), d)
   Exit: (219) [system] get_char((0x55fbb4538270), d)
   Call: (219) [system] d=(\)
   Fail: (219) [system] d=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _51968)
   Call: (220) [system] peek_char((0x55fbb4538270), _52902)
   Exit: (220) [system] peek_char((0x55fbb4538270), u)
^  Call: (220) [user] is_delimiter(u)
   Call: (221) [system] char_type(u, space)
   Fail: (221) [system] char_type(u, space)
   Call: (221) [system] arg(_57622, v('(', ')', end_of_file), u)
   Fail: (221) [system] arg(_58554, v('(', ')', end_of_file), u)
^  Fail: (220) [user] is_delimiter(u)
   Call: (220) [system] ')'==u
   Fail: (220) [system] ')'==u
   Call: (220) [system] get_char((0x55fbb4538270), u)
   Exit: (220) [system] get_char((0x55fbb4538270), u)
   Call: (220) [system] u=(\)
   Fail: (220) [system] u=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _65904)
   Call: (221) [system] peek_char((0x55fbb4538270), _66838)
   Exit: (221) [system] peek_char((0x55fbb4538270), c)
^  Call: (221) [user] is_delimiter(c)
   Call: (222) [system] char_type(c, space)
   Fail: (222) [system] char_type(c, space)
   Call: (222) [system] arg(_71558, v('(', ')', end_of_file), c)
   Fail: (222) [system] arg(_72490, v('(', ')', end_of_file), c)
^  Fail: (221) [user] is_delimiter(c)
   Call: (221) [system] ')'==c
   Fail: (221) [system] ')'==c
   Call: (221) [system] get_char((0x55fbb4538270), c)
   Exit: (221) [system] get_char((0x55fbb4538270), c)
   Call: (221) [system] c=(\)
   Fail: (221) [system] c=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _79840)
   Call: (222) [system] peek_char((0x55fbb4538270), _80774)
   Exit: (222) [system] peek_char((0x55fbb4538270), t)
^  Call: (222) [user] is_delimiter(t)
   Call: (223) [system] char_type(t, space)
   Fail: (223) [system] char_type(t, space)
   Call: (223) [system] arg(_85494, v('(', ')', end_of_file), t)
   Fail: (223) [system] arg(_86426, v('(', ')', end_of_file), t)
^  Fail: (222) [user] is_delimiter(t)
   Call: (222) [system] ')'==t
   Fail: (222) [system] ')'==t
   Call: (222) [system] get_char((0x55fbb4538270), t)
   Exit: (222) [system] get_char((0x55fbb4538270), t)
   Call: (222) [system] t=(\)
   Fail: (222) [system] t=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _93776)
   Call: (223) [system] peek_char((0x55fbb4538270), _94710)
   Exit: (223) [system] peek_char((0x55fbb4538270), i)
^  Call: (223) [user] is_delimiter(i)
   Call: (224) [system] char_type(i, space)
   Fail: (224) [system] char_type(i, space)
   Call: (224) [system] arg(_99430, v('(', ')', end_of_file), i)
   Fail: (224) [system] arg(_100362, v('(', ')', end_of_file), i)
^  Fail: (223) [user] is_delimiter(i)
   Call: (223) [system] ')'==i
   Fail: (223) [system] ')'==i
   Call: (223) [system] get_char((0x55fbb4538270), i)
   Exit: (223) [system] get_char((0x55fbb4538270), i)
   Call: (223) [system] i=(\)
   Fail: (223) [system] i=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _107712)
   Call: (224) [system] peek_char((0x55fbb4538270), _108646)
   Exit: (224) [system] peek_char((0x55fbb4538270), o)
^  Call: (224) [user] is_delimiter(o)
   Call: (225) [system] char_type(o, space)
   Fail: (225) [system] char_type(o, space)
   Call: (225) [system] arg(_113366, v('(', ')', end_of_file), o)
   Fail: (225) [system] arg(_114298, v('(', ')', end_of_file), o)
^  Fail: (224) [user] is_delimiter(o)
   Call: (224) [system] ')'==o
   Fail: (224) [system] ')'==o
   Call: (224) [system] get_char((0x55fbb4538270), o)
   Exit: (224) [system] get_char((0x55fbb4538270), o)
   Call: (224) [system] o=(\)
   Fail: (224) [system] o=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _121648)
   Call: (225) [system] peek_char((0x55fbb4538270), _122582)
   Exit: (225) [system] peek_char((0x55fbb4538270), n)
^  Call: (225) [user] is_delimiter(n)
   Call: (226) [system] char_type(n, space)
   Fail: (226) [system] char_type(n, space)
   Call: (226) [system] arg(_127302, v('(', ')', end_of_file), n)
   Fail: (226) [system] arg(_128234, v('(', ')', end_of_file), n)
^  Fail: (225) [user] is_delimiter(n)
   Call: (225) [system] ')'==n
   Fail: (225) [system] ')'==n
   Call: (225) [system] get_char((0x55fbb4538270), n)
   Exit: (225) [system] get_char((0x55fbb4538270), n)
   Call: (225) [system] n=(\)
   Fail: (225) [system] n=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _135584)
   Call: (226) [system] peek_char((0x55fbb4538270), _136518)
   Exit: (226) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (226) [user] is_delimiter(' ')
   Call: (227) [system] char_type(' ', space)
   Exit: (227) [system] char_type(' ', space)
^  Exit: (226) [user] is_delimiter(' ')
   Call: (226) [system] _135584=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (225) [system] _121648=[n]
   Exit: (225) [system] [n]=[n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (224) [system] _107712=[o, n]
   Exit: (224) [system] [o, n]=[o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (223) [system] _93776=[i, o, n]
   Exit: (223) [system] [i, o, n]=[i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (222) [system] _79840=[t, i, o, n]
   Exit: (222) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (221) [system] _65904=[c, t, i, o, n]
   Exit: (221) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (220) [system] _51968=[u, c, t, i, o, n]
   Exit: (220) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (219) [system] _38032=[d, u, c, t, i, o, n]
   Exit: (219) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (218) [system] _24096=[o, d, u, c, t, i, o, n]
   Exit: (218) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (217) [system] _10160=[r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _4062=[t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _4058=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _4054=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _4050=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (212) [system] _4046=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (212) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (211) [system] _4042=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (211) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (210) [system] _4038=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (210) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (209) [system] _4034=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (209) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (208) [system] _4030=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (208) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (207) [system] _4026=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (207) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (206) [system] _4022=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (206) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (205) [system] _4018=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (205) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (204) [system] _4014=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (204) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (203) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _4010)
^  Call: (204) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _207270)
^  Call: (206) [system] setup_call_cleanup('$notrace'(_208222, _208224), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _207270), _208204, fail)), '$restore_trace'(_208222, _208224))
^  Call: (207) [system] sig_atomic(system:'$notrace'(_208222, _208224))
^  Exit: (206) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _207270), _208204, fail)), system:'$restore_trace'(3, -1))
   Call: (205) [system] atomic(_207270)
   Fail: (205) [system] atomic(_207270)
   Call: (205) [system] atom_chars(_207270, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (205) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (204) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
   Call: (204) [system] integer('DisjunctionIntroduction')
   Fail: (204) [system] integer('DisjunctionIntroduction')
   Call: (204) [system] _4010='DisjunctionIntroduction'
   Exit: (204) [system] 'DisjunctionIntroduction'='DisjunctionIntroduction'
^  Exit: (203) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (202) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'DisjunctionIntroduction')
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), 'DisjunctionIntroduction')
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _222220)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _224078)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
   Call: (203) [system] ' '=(/)
   Fail: (203) [system] ' '=(/)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55fbb4538270), _233672)
   Exit: (203) [system] get_char((0x55fbb4538270), ' ')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _236376)
   Exit: (204) [system] peek_char((0x55fbb4538270), a)
   Call: (204) [system] a=(;)
   Fail: (204) [system] a=(;)
   Call: (204) [system] a=(/)
   Fail: (204) [system] a=(/)
^  Call: (204) [user] is_like_space(a)
   Call: (205) [system] char_type(a, 'white')
   Fail: (205) [system] char_type(a, 'white')
   Call: (205) [system] char_type(a, end_of_line)
   Fail: (205) [system] char_type(a, end_of_line)
   Call: (205) [system] char_type(a, space)
   Fail: (205) [system] char_type(a, space)
   Call: (205) [system] char_type(a, cntrl)
   Fail: (205) [system] char_type(a, cntrl)
^  Fail: (204) [user] is_like_space(a)
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _253310)
   Exit: (202) [system] peek_char((0x55fbb4538270), a)
   Call: (202) [system] a=')'
   Fail: (202) [system] a=')'
   Call: (202) [system] a=end_of_file
   Fail: (202) [system] a=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55fbb4538270), _258880)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _260738)
   Exit: (204) [system] peek_char((0x55fbb4538270), a)
   Call: (204) [system] a=(;)
   Fail: (204) [system] a=(;)
   Call: (204) [system] a=(/)
   Fail: (204) [system] a=(/)
^  Call: (204) [user] is_like_space(a)
   Call: (205) [system] char_type(a, 'white')
   Fail: (205) [system] char_type(a, 'white')
   Call: (205) [system] char_type(a, end_of_line)
   Fail: (205) [system] char_type(a, end_of_line)
   Call: (205) [system] char_type(a, space)
   Fail: (205) [system] char_type(a, space)
   Call: (205) [system] char_type(a, cntrl)
   Fail: (205) [system] char_type(a, cntrl)
^  Fail: (204) [user] is_like_space(a)
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] get_char((0x55fbb4538270), _276748)
   Exit: (203) [system] get_char((0x55fbb4538270), a)
   Call: (203) [system] a='('
   Fail: (203) [system] a='('
   Call: (203) [system] a='['
   Fail: (203) [system] a='['
   Call: (203) [system] a='{'
   Fail: (203) [system] a='{'
   Call: (203) [system] a='"'
   Fail: (203) [system] a='"'
   Call: (203) [system] a=!
   Fail: (203) [system] a=!
   Call: (203) [system] a='\''
   Fail: (203) [system] a='\''
   Call: (203) [system] a='`'
   Fail: (203) [system] a='`'
   Call: (203) [system] a=end_of_file
   Fail: (203) [system] a=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55fbb4538270), a, _258880)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _294390)
   Call: (205) [system] peek_char((0x55fbb4538270), _295324)
   Exit: (205) [system] peek_char((0x55fbb4538270), b)
^  Call: (205) [user] is_delimiter(b)
   Call: (206) [system] char_type(b, space)
   Fail: (206) [system] char_type(b, space)
   Call: (206) [system] arg(_300044, v('(', ')', end_of_file), b)
   Fail: (206) [system] arg(_300976, v('(', ')', end_of_file), b)
^  Fail: (205) [user] is_delimiter(b)
   Call: (205) [system] ')'==b
   Fail: (205) [system] ')'==b
   Call: (205) [system] get_char((0x55fbb4538270), b)
   Exit: (205) [system] get_char((0x55fbb4538270), b)
   Call: (205) [system] b=(\)
   Fail: (205) [system] b=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _308326)
   Call: (206) [system] peek_char((0x55fbb4538270), _309260)
   Exit: (206) [system] peek_char((0x55fbb4538270), c)
^  Call: (206) [user] is_delimiter(c)
   Call: (207) [system] char_type(c, space)
   Fail: (207) [system] char_type(c, space)
   Call: (207) [system] arg(_313980, v('(', ')', end_of_file), c)
   Fail: (207) [system] arg(_314912, v('(', ')', end_of_file), c)
^  Fail: (206) [user] is_delimiter(c)
   Call: (206) [system] ')'==c
   Fail: (206) [system] ')'==c
   Call: (206) [system] get_char((0x55fbb4538270), c)
   Exit: (206) [system] get_char((0x55fbb4538270), c)
   Call: (206) [system] c=(\)
   Fail: (206) [system] c=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _322262)
   Call: (207) [system] peek_char((0x55fbb4538270), _323196)
   Exit: (207) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (207) [user] is_delimiter(' ')
   Call: (208) [system] char_type(' ', space)
   Exit: (208) [system] char_type(' ', space)
^  Exit: (207) [user] is_delimiter(' ')
   Call: (207) [system] _322262=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (206) [system] _308326=[c]
   Exit: (206) [system] [c]=[c]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [c])
   Call: (205) [system] _294390=[b, c]
   Exit: (205) [system] [b, c]=[b, c]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [b, c])
^  Call: (204) [user] classify_and_convert_charseq([a, b, c], _258880)
^  Call: (205) [user] classify_and_convert_charseq_([a, b, c], _338068)
^  Call: (207) [system] setup_call_cleanup('$notrace'(_339020, _339022), once(user:catch(read_from_chars([a, b, c], _338068), _339002, fail)), '$restore_trace'(_339020, _339022))
^  Call: (208) [system] sig_atomic(system:'$notrace'(_339020, _339022))
^  Exit: (207) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _339002, fail)), system:'$restore_trace'(3, -1))
   Call: (206) [system] atomic(abc)
   Exit: (206) [system] atomic(abc)
^  Exit: (205) [user] classify_and_convert_charseq_([a, b, c], abc)
   Call: (205) [system] integer(abc)
   Fail: (205) [system] integer(abc)
   Call: (205) [system] _258880=abc
   Exit: (205) [system] abc=abc
^  Exit: (204) [user] classify_and_convert_charseq([a, b, c], abc)
^  Exit: (203) [user] read_symbolic(')', (0x55fbb4538270), a, abc)
^  Exit: (202) [user] cont_sexpr(')', (0x55fbb4538270), abc)
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _351148)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _353006)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
   Call: (204) [system] ' '=(/)
   Fail: (204) [system] ' '=(/)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55fbb4538270), _362600)
   Exit: (204) [system] get_char((0x55fbb4538270), ' ')
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _365304)
   Exit: (205) [system] peek_char((0x55fbb4538270), a)
   Call: (205) [system] a=(;)
   Fail: (205) [system] a=(;)
   Call: (205) [system] a=(/)
   Fail: (205) [system] a=(/)
^  Call: (205) [user] is_like_space(a)
   Call: (206) [system] char_type(a, 'white')
   Fail: (206) [system] char_type(a, 'white')
   Call: (206) [system] char_type(a, end_of_line)
   Fail: (206) [system] char_type(a, end_of_line)
   Call: (206) [system] char_type(a, space)
   Fail: (206) [system] char_type(a, space)
   Call: (206) [system] char_type(a, cntrl)
   Fail: (206) [system] char_type(a, cntrl)
^  Fail: (205) [user] is_like_space(a)
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _382238)
   Exit: (203) [system] peek_char((0x55fbb4538270), a)
   Call: (203) [system] a=')'
   Fail: (203) [system] a=')'
   Call: (203) [system] a=end_of_file
   Fail: (203) [system] a=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55fbb4538270), _387808)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _389666)
   Exit: (205) [system] peek_char((0x55fbb4538270), a)
   Call: (205) [system] a=(;)
   Fail: (205) [system] a=(;)
   Call: (205) [system] a=(/)
   Fail: (205) [system] a=(/)
^  Call: (205) [user] is_like_space(a)
   Call: (206) [system] char_type(a, 'white')
   Fail: (206) [system] char_type(a, 'white')
   Call: (206) [system] char_type(a, end_of_line)
   Fail: (206) [system] char_type(a, end_of_line)
   Call: (206) [system] char_type(a, space)
   Fail: (206) [system] char_type(a, space)
   Call: (206) [system] char_type(a, cntrl)
   Fail: (206) [system] char_type(a, cntrl)
^  Fail: (205) [user] is_like_space(a)
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] get_char((0x55fbb4538270), _405676)
   Exit: (204) [system] get_char((0x55fbb4538270), a)
   Call: (204) [system] a='('
   Fail: (204) [system] a='('
   Call: (204) [system] a='['
   Fail: (204) [system] a='['
   Call: (204) [system] a='{'
   Fail: (204) [system] a='{'
   Call: (204) [system] a='"'
   Fail: (204) [system] a='"'
   Call: (204) [system] a=!
   Fail: (204) [system] a=!
   Call: (204) [system] a='\''
   Fail: (204) [system] a='\''
   Call: (204) [system] a='`'
   Fail: (204) [system] a='`'
   Call: (204) [system] a=end_of_file
   Fail: (204) [system] a=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55fbb4538270), a, _387808)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _423318)
   Call: (206) [system] peek_char((0x55fbb4538270), _424252)
   Exit: (206) [system] peek_char((0x55fbb4538270), ')')
^  Call: (206) [user] is_delimiter(')')
   Call: (207) [system] char_type(')', space)
   Fail: (207) [system] char_type(')', space)
   Call: (207) [system] arg(_428972, v('(', ')', end_of_file), ')')
   Exit: (207) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (206) [user] is_delimiter(')')
   Call: (206) [system] _423318=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (205) [user] classify_and_convert_charseq([a], _387808)
^  Call: (206) [user] classify_and_convert_charseq_([a], _435408)
^  Call: (208) [system] setup_call_cleanup('$notrace'(_436360, _436362), once(user:catch(read_from_chars([a], _435408), _436342, fail)), '$restore_trace'(_436360, _436362))
^  Call: (209) [system] sig_atomic(system:'$notrace'(_436360, _436362))
^  Exit: (208) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _436342, fail)), system:'$restore_trace'(3, -1))
   Call: (207) [system] atomic(a)
   Exit: (207) [system] atomic(a)
^  Exit: (206) [user] classify_and_convert_charseq_([a], a)
   Call: (206) [system] integer(a)
   Fail: (206) [system] integer(a)
   Call: (206) [system] _387808=a
   Exit: (206) [system] a=a
^  Exit: (205) [user] classify_and_convert_charseq([a], a)
^  Exit: (204) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (203) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (203) [user] read_list(')', (0x55fbb4538270), _448488)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _450346)
   Exit: (205) [system] peek_char((0x55fbb4538270), ')')
   Call: (205) [system] ')'=(;)
   Fail: (205) [system] ')'=(;)
   Call: (205) [system] ')'=(/)
   Fail: (205) [system] ')'=(/)
^  Call: (205) [user] is_like_space(')')
   Call: (206) [system] char_type(')', 'white')
   Fail: (206) [system] char_type(')', 'white')
   Call: (206) [system] char_type(')', end_of_line)
   Fail: (206) [system] char_type(')', end_of_line)
   Call: (206) [system] char_type(')', space)
   Fail: (206) [system] char_type(')', space)
   Call: (206) [system] char_type(')', cntrl)
   Fail: (206) [system] char_type(')', cntrl)
^  Fail: (205) [user] is_like_space(')')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _466356)
   Exit: (204) [system] peek_char((0x55fbb4538270), ')')
   Call: (204) [system] ')'=')'
   Exit: (204) [system] ')'=')'
   Call: (204) [system] get_char((0x55fbb4538270), _470146)
   Exit: (204) [system] get_char((0x55fbb4538270), ')')
   Call: (204) [system] _448488=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_list(')', (0x55fbb4538270), [])
   Call: (203) [system] _351148=[a]
   Exit: (203) [system] [a]=[a]
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), [a])
   Call: (202) [system] _222220=[abc, a]
   Exit: (202) [system] [abc, a]=[abc, a]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [abc, a])
   Call: (201) [system] _4004=['DisjunctionIntroduction', abc, a]
   Exit: (201) [system] ['DisjunctionIntroduction', abc, a]=['DisjunctionIntroduction', abc, a]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), ['DisjunctionIntroduction', abc, a])
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), ['DisjunctionIntroduction', abc, a])
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _484028)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _485886)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _495480)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _498184)
   Exit: (202) [system] peek_char((0x55fbb4538270), '(')
   Call: (202) [system] '('=(;)
   Fail: (202) [system] '('=(;)
   Call: (202) [system] '('=(/)
   Fail: (202) [system] '('=(/)
^  Call: (202) [user] is_like_space('(')
   Call: (203) [system] char_type('(', 'white')
   Fail: (203) [system] char_type('(', 'white')
   Call: (203) [system] char_type('(', end_of_line)
   Fail: (203) [system] char_type('(', end_of_line)
   Call: (203) [system] char_type('(', space)
   Fail: (203) [system] char_type('(', space)
   Call: (203) [system] char_type('(', cntrl)
   Fail: (203) [system] char_type('(', cntrl)
^  Fail: (202) [user] is_like_space('(')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _515118)
   Exit: (200) [system] peek_char((0x55fbb4538270), '(')
   Call: (200) [system] '('=')'
   Fail: (200) [system] '('=')'
   Call: (200) [system] '('=end_of_file
   Fail: (200) [system] '('=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _520688)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _522546)
   Exit: (202) [system] peek_char((0x55fbb4538270), '(')
   Call: (202) [system] '('=(;)
   Fail: (202) [system] '('=(;)
   Call: (202) [system] '('=(/)
   Fail: (202) [system] '('=(/)
^  Call: (202) [user] is_like_space('(')
   Call: (203) [system] char_type('(', 'white')
   Fail: (203) [system] char_type('(', 'white')
   Call: (203) [system] char_type('(', end_of_line)
   Fail: (203) [system] char_type('(', end_of_line)
   Call: (203) [system] char_type('(', space)
   Fail: (203) [system] char_type('(', space)
   Call: (203) [system] char_type('(', cntrl)
   Fail: (203) [system] char_type('(', cntrl)
^  Fail: (202) [user] is_like_space('(')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _538556)
   Exit: (201) [system] get_char((0x55fbb4538270), '(')
   Call: (201) [system] '('='('
   Exit: (201) [system] '('='('
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _520688)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _544126)
   Exit: (203) [system] peek_char((0x55fbb4538270), 'O')
   Call: (203) [system] 'O'=(;)
   Fail: (203) [system] 'O'=(;)
   Call: (203) [system] 'O'=(/)
   Fail: (203) [system] 'O'=(/)
^  Call: (203) [user] is_like_space('O')
   Call: (204) [system] char_type('O', 'white')
   Fail: (204) [system] char_type('O', 'white')
   Call: (204) [system] char_type('O', end_of_line)
   Fail: (204) [system] char_type('O', end_of_line)
   Call: (204) [system] char_type('O', space)
   Fail: (204) [system] char_type('O', space)
   Call: (204) [system] char_type('O', cntrl)
   Fail: (204) [system] char_type('O', cntrl)
^  Fail: (203) [user] is_like_space('O')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _560136)
   Exit: (202) [system] peek_char((0x55fbb4538270), 'O')
   Call: (202) [system] 'O'=')'
   Fail: (202) [system] 'O'=')'
   Call: (202) [system] 'O'=end_of_file
   Fail: (202) [system] 'O'=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55fbb4538270), _565706)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _567564)
   Exit: (204) [system] peek_char((0x55fbb4538270), 'O')
   Call: (204) [system] 'O'=(;)
   Fail: (204) [system] 'O'=(;)
   Call: (204) [system] 'O'=(/)
   Fail: (204) [system] 'O'=(/)
^  Call: (204) [user] is_like_space('O')
   Call: (205) [system] char_type('O', 'white')
   Fail: (205) [system] char_type('O', 'white')
   Call: (205) [system] char_type('O', end_of_line)
   Fail: (205) [system] char_type('O', end_of_line)
   Call: (205) [system] char_type('O', space)
   Fail: (205) [system] char_type('O', space)
   Call: (205) [system] char_type('O', cntrl)
   Fail: (205) [system] char_type('O', cntrl)
^  Fail: (204) [user] is_like_space('O')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] get_char((0x55fbb4538270), _583574)
   Exit: (203) [system] get_char((0x55fbb4538270), 'O')
   Call: (203) [system] 'O'='('
   Fail: (203) [system] 'O'='('
   Call: (203) [system] 'O'='['
   Fail: (203) [system] 'O'='['
   Call: (203) [system] 'O'='{'
   Fail: (203) [system] 'O'='{'
   Call: (203) [system] 'O'='"'
   Fail: (203) [system] 'O'='"'
   Call: (203) [system] 'O'=!
   Fail: (203) [system] 'O'=!
   Call: (203) [system] 'O'='\''
   Fail: (203) [system] 'O'='\''
   Call: (203) [system] 'O'='`'
   Fail: (203) [system] 'O'='`'
   Call: (203) [system] 'O'=end_of_file
   Fail: (203) [system] 'O'=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55fbb4538270), 'O', _565706)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _601216)
   Call: (205) [system] peek_char((0x55fbb4538270), _602150)
   Exit: (205) [system] peek_char((0x55fbb4538270), r)
^  Call: (205) [user] is_delimiter(r)
   Call: (206) [system] char_type(r, space)
   Fail: (206) [system] char_type(r, space)
   Call: (206) [system] arg(_606870, v('(', ')', end_of_file), r)
   Fail: (206) [system] arg(_607802, v('(', ')', end_of_file), r)
^  Fail: (205) [user] is_delimiter(r)
   Call: (205) [system] ')'==r
   Fail: (205) [system] ')'==r
   Call: (205) [system] get_char((0x55fbb4538270), r)
   Exit: (205) [system] get_char((0x55fbb4538270), r)
   Call: (205) [system] r=(\)
   Fail: (205) [system] r=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _615152)
   Call: (206) [system] peek_char((0x55fbb4538270), _616086)
   Exit: (206) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (206) [user] is_delimiter('L')
   Call: (207) [system] char_type('L', space)
   Fail: (207) [system] char_type('L', space)
   Call: (207) [system] arg(_620806, v('(', ')', end_of_file), 'L')
   Fail: (207) [system] arg(_621738, v('(', ')', end_of_file), 'L')
^  Fail: (206) [user] is_delimiter('L')
   Call: (206) [system] ')'=='L'
   Fail: (206) [system] ')'=='L'
   Call: (206) [system] get_char((0x55fbb4538270), 'L')
   Exit: (206) [system] get_char((0x55fbb4538270), 'L')
   Call: (206) [system] 'L'=(\)
   Fail: (206) [system] 'L'=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _629088)
   Call: (207) [system] peek_char((0x55fbb4538270), _630022)
   Exit: (207) [system] peek_char((0x55fbb4538270), i)
^  Call: (207) [user] is_delimiter(i)
   Call: (208) [system] char_type(i, space)
   Fail: (208) [system] char_type(i, space)
   Call: (208) [system] arg(_634742, v('(', ')', end_of_file), i)
   Fail: (208) [system] arg(_635674, v('(', ')', end_of_file), i)
^  Fail: (207) [user] is_delimiter(i)
   Call: (207) [system] ')'==i
   Fail: (207) [system] ')'==i
   Call: (207) [system] get_char((0x55fbb4538270), i)
   Exit: (207) [system] get_char((0x55fbb4538270), i)
   Call: (207) [system] i=(\)
   Fail: (207) [system] i=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _643024)
   Call: (208) [system] peek_char((0x55fbb4538270), _643958)
   Exit: (208) [system] peek_char((0x55fbb4538270), n)
^  Call: (208) [user] is_delimiter(n)
   Call: (209) [system] char_type(n, space)
   Fail: (209) [system] char_type(n, space)
   Call: (209) [system] arg(_648678, v('(', ')', end_of_file), n)
   Fail: (209) [system] arg(_649610, v('(', ')', end_of_file), n)
^  Fail: (208) [user] is_delimiter(n)
   Call: (208) [system] ')'==n
   Fail: (208) [system] ')'==n
   Call: (208) [system] get_char((0x55fbb4538270), n)
   Exit: (208) [system] get_char((0x55fbb4538270), n)
   Call: (208) [system] n=(\)
   Fail: (208) [system] n=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _656960)
   Call: (209) [system] peek_char((0x55fbb4538270), _657894)
   Exit: (209) [system] peek_char((0x55fbb4538270), k)
^  Call: (209) [user] is_delimiter(k)
   Call: (210) [system] char_type(k, space)
   Fail: (210) [system] char_type(k, space)
   Call: (210) [system] arg(_662614, v('(', ')', end_of_file), k)
   Fail: (210) [system] arg(_663546, v('(', ')', end_of_file), k)
^  Fail: (209) [user] is_delimiter(k)
   Call: (209) [system] ')'==k
   Fail: (209) [system] ')'==k
   Call: (209) [system] get_char((0x55fbb4538270), k)
   Exit: (209) [system] get_char((0x55fbb4538270), k)
   Call: (209) [system] k=(\)
   Fail: (209) [system] k=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _670896)
   Call: (210) [system] peek_char((0x55fbb4538270), _671830)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _670896=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (209) [system] _656960=[k]
   Exit: (209) [system] [k]=[k]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (208) [system] _643024=[n, k]
   Exit: (208) [system] [n, k]=[n, k]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (207) [system] _629088=[i, n, k]
   Exit: (207) [system] [i, n, k]=[i, n, k]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (206) [system] _615152=['L', i, n, k]
   Exit: (206) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (205) [system] _601216=[r, 'L', i, n, k]
   Exit: (205) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (204) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _565706)
^  Call: (205) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _695084)
^  Call: (207) [system] setup_call_cleanup('$notrace'(_696036, _696038), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _695084), _696018, fail)), '$restore_trace'(_696036, _696038))
^  Call: (208) [system] sig_atomic(system:'$notrace'(_696036, _696038))
^  Exit: (207) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _695084), _696018, fail)), system:'$restore_trace'(3, -1))
   Call: (206) [system] atomic(_695084)
   Fail: (206) [system] atomic(_695084)
   Call: (206) [system] atom_chars(_695084, ['O', r, 'L', i, n, k])
   Exit: (206) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (205) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (205) [system] integer('OrLink')
   Fail: (205) [system] integer('OrLink')
   Call: (205) [system] _565706='OrLink'
   Exit: (205) [system] 'OrLink'='OrLink'
^  Exit: (204) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (203) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (202) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _710034)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _711892)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
   Call: (204) [system] ' '=(/)
   Fail: (204) [system] ' '=(/)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55fbb4538270), _721486)
   Exit: (204) [system] get_char((0x55fbb4538270), ' ')
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _724190)
   Exit: (205) [system] peek_char((0x55fbb4538270), '(')
   Call: (205) [system] '('=(;)
   Fail: (205) [system] '('=(;)
   Call: (205) [system] '('=(/)
   Fail: (205) [system] '('=(/)
^  Call: (205) [user] is_like_space('(')
   Call: (206) [system] char_type('(', 'white')
   Fail: (206) [system] char_type('(', 'white')
   Call: (206) [system] char_type('(', end_of_line)
   Fail: (206) [system] char_type('(', end_of_line)
   Call: (206) [system] char_type('(', space)
   Fail: (206) [system] char_type('(', space)
   Call: (206) [system] char_type('(', cntrl)
   Fail: (206) [system] char_type('(', cntrl)
^  Fail: (205) [user] is_like_space('(')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _741124)
   Exit: (203) [system] peek_char((0x55fbb4538270), '(')
   Call: (203) [system] '('=')'
   Fail: (203) [system] '('=')'
   Call: (203) [system] '('=end_of_file
   Fail: (203) [system] '('=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55fbb4538270), _746694)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _748552)
   Exit: (205) [system] peek_char((0x55fbb4538270), '(')
   Call: (205) [system] '('=(;)
   Fail: (205) [system] '('=(;)
   Call: (205) [system] '('=(/)
   Fail: (205) [system] '('=(/)
^  Call: (205) [user] is_like_space('(')
   Call: (206) [system] char_type('(', 'white')
   Fail: (206) [system] char_type('(', 'white')
   Call: (206) [system] char_type('(', end_of_line)
   Fail: (206) [system] char_type('(', end_of_line)
   Call: (206) [system] char_type('(', space)
   Fail: (206) [system] char_type('(', space)
   Call: (206) [system] char_type('(', cntrl)
   Fail: (206) [system] char_type('(', cntrl)
^  Fail: (205) [user] is_like_space('(')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] get_char((0x55fbb4538270), _764562)
   Exit: (204) [system] get_char((0x55fbb4538270), '(')
   Call: (204) [system] '('='('
   Exit: (204) [system] '('='('
^  Call: (204) [user] read_list(')', (0x55fbb4538270), _746694)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _770132)
   Exit: (206) [system] peek_char((0x55fbb4538270), 'I')
   Call: (206) [system] 'I'=(;)
   Fail: (206) [system] 'I'=(;)
   Call: (206) [system] 'I'=(/)
   Fail: (206) [system] 'I'=(/)
^  Call: (206) [user] is_like_space('I')
   Call: (207) [system] char_type('I', 'white')
   Fail: (207) [system] char_type('I', 'white')
   Call: (207) [system] char_type('I', end_of_line)
   Fail: (207) [system] char_type('I', end_of_line)
   Call: (207) [system] char_type('I', space)
   Fail: (207) [system] char_type('I', space)
   Call: (207) [system] char_type('I', cntrl)
   Fail: (207) [system] char_type('I', cntrl)
^  Fail: (206) [user] is_like_space('I')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _786142)
   Exit: (205) [system] peek_char((0x55fbb4538270), 'I')
   Call: (205) [system] 'I'=')'
   Fail: (205) [system] 'I'=')'
   Call: (205) [system] 'I'=end_of_file
   Fail: (205) [system] 'I'=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55fbb4538270), _791712)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _793570)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'I')
   Call: (207) [system] 'I'=(;)
   Fail: (207) [system] 'I'=(;)
   Call: (207) [system] 'I'=(/)
   Fail: (207) [system] 'I'=(/)
^  Call: (207) [user] is_like_space('I')
   Call: (208) [system] char_type('I', 'white')
   Fail: (208) [system] char_type('I', 'white')
   Call: (208) [system] char_type('I', end_of_line)
   Fail: (208) [system] char_type('I', end_of_line)
   Call: (208) [system] char_type('I', space)
   Fail: (208) [system] char_type('I', space)
   Call: (208) [system] char_type('I', cntrl)
   Fail: (208) [system] char_type('I', cntrl)
^  Fail: (207) [user] is_like_space('I')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] get_char((0x55fbb4538270), _809580)
   Exit: (206) [system] get_char((0x55fbb4538270), 'I')
   Call: (206) [system] 'I'='('
   Fail: (206) [system] 'I'='('
   Call: (206) [system] 'I'='['
   Fail: (206) [system] 'I'='['
   Call: (206) [system] 'I'='{'
   Fail: (206) [system] 'I'='{'
   Call: (206) [system] 'I'='"'
   Fail: (206) [system] 'I'='"'
   Call: (206) [system] 'I'=!
   Fail: (206) [system] 'I'=!
   Call: (206) [system] 'I'='\''
   Fail: (206) [system] 'I'='\''
   Call: (206) [system] 'I'='`'
   Fail: (206) [system] 'I'='`'
   Call: (206) [system] 'I'=end_of_file
   Fail: (206) [system] 'I'=end_of_file
^  Call: (206) [user] read_symbolic(')', (0x55fbb4538270), 'I', _791712)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _827222)
   Call: (208) [system] peek_char((0x55fbb4538270), _828156)
   Exit: (208) [system] peek_char((0x55fbb4538270), m)
^  Call: (208) [user] is_delimiter(m)
   Call: (209) [system] char_type(m, space)
   Fail: (209) [system] char_type(m, space)
   Call: (209) [system] arg(_832876, v('(', ')', end_of_file), m)
   Fail: (209) [system] arg(_833808, v('(', ')', end_of_file), m)
^  Fail: (208) [user] is_delimiter(m)
   Call: (208) [system] ')'==m
   Fail: (208) [system] ')'==m
   Call: (208) [system] get_char((0x55fbb4538270), m)
   Exit: (208) [system] get_char((0x55fbb4538270), m)
   Call: (208) [system] m=(\)
   Fail: (208) [system] m=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _841158)
   Call: (209) [system] peek_char((0x55fbb4538270), _842092)
   Exit: (209) [system] peek_char((0x55fbb4538270), p)
^  Call: (209) [user] is_delimiter(p)
   Call: (210) [system] char_type(p, space)
   Fail: (210) [system] char_type(p, space)
   Call: (210) [system] arg(_846812, v('(', ')', end_of_file), p)
   Fail: (210) [system] arg(_847744, v('(', ')', end_of_file), p)
^  Fail: (209) [user] is_delimiter(p)
   Call: (209) [system] ')'==p
   Fail: (209) [system] ')'==p
   Call: (209) [system] get_char((0x55fbb4538270), p)
   Exit: (209) [system] get_char((0x55fbb4538270), p)
   Call: (209) [system] p=(\)
   Fail: (209) [system] p=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _855094)
   Call: (210) [system] peek_char((0x55fbb4538270), _856028)
   Exit: (210) [system] peek_char((0x55fbb4538270), l)
^  Call: (210) [user] is_delimiter(l)
   Call: (211) [system] char_type(l, space)
   Fail: (211) [system] char_type(l, space)
   Call: (211) [system] arg(_860748, v('(', ')', end_of_file), l)
   Fail: (211) [system] arg(_861680, v('(', ')', end_of_file), l)
^  Fail: (210) [user] is_delimiter(l)
   Call: (210) [system] ')'==l
   Fail: (210) [system] ')'==l
   Call: (210) [system] get_char((0x55fbb4538270), l)
   Exit: (210) [system] get_char((0x55fbb4538270), l)
   Call: (210) [system] l=(\)
   Fail: (210) [system] l=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _869030)
   Call: (211) [system] peek_char((0x55fbb4538270), _869964)
   Exit: (211) [system] peek_char((0x55fbb4538270), i)
^  Call: (211) [user] is_delimiter(i)
   Call: (212) [system] char_type(i, space)
   Fail: (212) [system] char_type(i, space)
   Call: (212) [system] arg(_874684, v('(', ')', end_of_file), i)
   Fail: (212) [system] arg(_875616, v('(', ')', end_of_file), i)
^  Fail: (211) [user] is_delimiter(i)
   Call: (211) [system] ')'==i
   Fail: (211) [system] ')'==i
   Call: (211) [system] get_char((0x55fbb4538270), i)
   Exit: (211) [system] get_char((0x55fbb4538270), i)
   Call: (211) [system] i=(\)
   Fail: (211) [system] i=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _882966)
   Call: (212) [system] peek_char((0x55fbb4538270), _883900)
   Exit: (212) [system] peek_char((0x55fbb4538270), c)
^  Call: (212) [user] is_delimiter(c)
   Call: (213) [system] char_type(c, space)
   Fail: (213) [system] char_type(c, space)
   Call: (213) [system] arg(_888620, v('(', ')', end_of_file), c)
   Fail: (213) [system] arg(_889552, v('(', ')', end_of_file), c)
^  Fail: (212) [user] is_delimiter(c)
   Call: (212) [system] ')'==c
   Fail: (212) [system] ')'==c
   Call: (212) [system] get_char((0x55fbb4538270), c)
   Exit: (212) [system] get_char((0x55fbb4538270), c)
   Call: (212) [system] c=(\)
   Fail: (212) [system] c=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _896902)
   Call: (213) [system] peek_char((0x55fbb4538270), _897836)
   Exit: (213) [system] peek_char((0x55fbb4538270), a)
^  Call: (213) [user] is_delimiter(a)
   Call: (214) [system] char_type(a, space)
   Fail: (214) [system] char_type(a, space)
   Call: (214) [system] arg(_902556, v('(', ')', end_of_file), a)
   Fail: (214) [system] arg(_903488, v('(', ')', end_of_file), a)
^  Fail: (213) [user] is_delimiter(a)
   Call: (213) [system] ')'==a
   Fail: (213) [system] ')'==a
   Call: (213) [system] get_char((0x55fbb4538270), a)
   Exit: (213) [system] get_char((0x55fbb4538270), a)
   Call: (213) [system] a=(\)
   Fail: (213) [system] a=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _910838)
   Call: (214) [system] peek_char((0x55fbb4538270), _911772)
   Exit: (214) [system] peek_char((0x55fbb4538270), t)
^  Call: (214) [user] is_delimiter(t)
   Call: (215) [system] char_type(t, space)
   Fail: (215) [system] char_type(t, space)
   Call: (215) [system] arg(_916492, v('(', ')', end_of_file), t)
   Fail: (215) [system] arg(_917424, v('(', ')', end_of_file), t)
^  Fail: (214) [user] is_delimiter(t)
   Call: (214) [system] ')'==t
   Fail: (214) [system] ')'==t
   Call: (214) [system] get_char((0x55fbb4538270), t)
   Exit: (214) [system] get_char((0x55fbb4538270), t)
   Call: (214) [system] t=(\)
   Fail: (214) [system] t=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _924774)
   Call: (215) [system] peek_char((0x55fbb4538270), _925708)
   Exit: (215) [system] peek_char((0x55fbb4538270), i)
^  Call: (215) [user] is_delimiter(i)
   Call: (216) [system] char_type(i, space)
   Fail: (216) [system] char_type(i, space)
   Call: (216) [system] arg(_930428, v('(', ')', end_of_file), i)
   Fail: (216) [system] arg(_931360, v('(', ')', end_of_file), i)
^  Fail: (215) [user] is_delimiter(i)
   Call: (215) [system] ')'==i
   Fail: (215) [system] ')'==i
   Call: (215) [system] get_char((0x55fbb4538270), i)
   Exit: (215) [system] get_char((0x55fbb4538270), i)
   Call: (215) [system] i=(\)
   Fail: (215) [system] i=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _938710)
   Call: (216) [system] peek_char((0x55fbb4538270), _939644)
   Exit: (216) [system] peek_char((0x55fbb4538270), o)
^  Call: (216) [user] is_delimiter(o)
   Call: (217) [system] char_type(o, space)
   Fail: (217) [system] char_type(o, space)
   Call: (217) [system] arg(_944364, v('(', ')', end_of_file), o)
   Fail: (217) [system] arg(_945296, v('(', ')', end_of_file), o)
^  Fail: (216) [user] is_delimiter(o)
   Call: (216) [system] ')'==o
   Fail: (216) [system] ')'==o
   Call: (216) [system] get_char((0x55fbb4538270), o)
   Exit: (216) [system] get_char((0x55fbb4538270), o)
   Call: (216) [system] o=(\)
   Fail: (216) [system] o=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _952646)
   Call: (217) [system] peek_char((0x55fbb4538270), _953580)
   Exit: (217) [system] peek_char((0x55fbb4538270), n)
^  Call: (217) [user] is_delimiter(n)
   Call: (218) [system] char_type(n, space)
   Fail: (218) [system] char_type(n, space)
   Call: (218) [system] arg(_958300, v('(', ')', end_of_file), n)
   Fail: (218) [system] arg(_959232, v('(', ')', end_of_file), n)
^  Fail: (217) [user] is_delimiter(n)
   Call: (217) [system] ')'==n
   Fail: (217) [system] ')'==n
   Call: (217) [system] get_char((0x55fbb4538270), n)
   Exit: (217) [system] get_char((0x55fbb4538270), n)
   Call: (217) [system] n=(\)
   Fail: (217) [system] n=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _966582)
   Call: (218) [system] peek_char((0x55fbb4538270), _967516)
   Exit: (218) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (218) [user] is_delimiter(' ')
   Call: (219) [system] char_type(' ', space)
   Exit: (219) [system] char_type(' ', space)
^  Exit: (218) [user] is_delimiter(' ')
   Call: (218) [system] _966582=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (217) [system] _952646=[n]
   Exit: (217) [system] [n]=[n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (216) [system] _938710=[o, n]
   Exit: (216) [system] [o, n]=[o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (215) [system] _924774=[i, o, n]
   Exit: (215) [system] [i, o, n]=[i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (214) [system] _910838=[t, i, o, n]
   Exit: (214) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (213) [system] _896902=[a, t, i, o, n]
   Exit: (213) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (212) [system] _882966=[c, a, t, i, o, n]
   Exit: (212) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (211) [system] _869030=[i, c, a, t, i, o, n]
   Exit: (211) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (210) [system] _855094=[l, i, c, a, t, i, o, n]
   Exit: (210) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (209) [system] _841158=[p, l, i, c, a, t, i, o, n]
   Exit: (209) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (208) [system] _827222=[m, p, l, i, c, a, t, i, o, n]
   Exit: (208) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (207) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _791712)
^  Call: (208) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _1004740)
^  Call: (210) [system] setup_call_cleanup('$notrace'(_1005692, _1005694), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1004740), _1005674, fail)), '$restore_trace'(_1005692, _1005694))
^  Call: (211) [system] sig_atomic(system:'$notrace'(_1005692, _1005694))
^  Exit: (210) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1004740), _1005674, fail)), system:'$restore_trace'(3, -1))
   Call: (209) [system] atomic(_1004740)
   Fail: (209) [system] atomic(_1004740)
   Call: (209) [system] atom_chars(_1004740, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (209) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (208) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (208) [system] integer('Implication')
   Fail: (208) [system] integer('Implication')
   Call: (208) [system] _791712='Implication'
   Exit: (208) [system] 'Implication'='Implication'
^  Exit: (207) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (206) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (205) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (205) [user] read_list(')', (0x55fbb4538270), _1019690)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1021548)
   Exit: (207) [system] peek_char((0x55fbb4538270), ' ')
   Call: (207) [system] ' '=(;)
   Fail: (207) [system] ' '=(;)
   Call: (207) [system] ' '=(/)
   Fail: (207) [system] ' '=(/)
^  Call: (207) [user] is_like_space(' ')
   Call: (208) [system] char_type(' ', 'white')
   Exit: (208) [system] char_type(' ', 'white')
^  Exit: (207) [user] is_like_space(' ')
   Call: (207) [system] get_char((0x55fbb4538270), _1031142)
   Exit: (207) [system] get_char((0x55fbb4538270), ' ')
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1033846)
   Exit: (208) [system] peek_char((0x55fbb4538270), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
   Call: (208) [system] '('=(/)
   Fail: (208) [system] '('=(/)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1050780)
   Exit: (206) [system] peek_char((0x55fbb4538270), '(')
   Call: (206) [system] '('=')'
   Fail: (206) [system] '('=')'
   Call: (206) [system] '('=end_of_file
   Fail: (206) [system] '('=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55fbb4538270), _1056350)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1058208)
   Exit: (208) [system] peek_char((0x55fbb4538270), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
   Call: (208) [system] '('=(/)
   Fail: (208) [system] '('=(/)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] get_char((0x55fbb4538270), _1074218)
   Exit: (207) [system] get_char((0x55fbb4538270), '(')
   Call: (207) [system] '('='('
   Exit: (207) [system] '('='('
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _1056350)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1079788)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'A')
   Call: (209) [system] 'A'=(;)
   Fail: (209) [system] 'A'=(;)
   Call: (209) [system] 'A'=(/)
   Fail: (209) [system] 'A'=(/)
^  Call: (209) [user] is_like_space('A')
   Call: (210) [system] char_type('A', 'white')
   Fail: (210) [system] char_type('A', 'white')
   Call: (210) [system] char_type('A', end_of_line)
   Fail: (210) [system] char_type('A', end_of_line)
   Call: (210) [system] char_type('A', space)
   Fail: (210) [system] char_type('A', space)
   Call: (210) [system] char_type('A', cntrl)
   Fail: (210) [system] char_type('A', cntrl)
^  Fail: (209) [user] is_like_space('A')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1095798)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'A')
   Call: (208) [system] 'A'=')'
   Fail: (208) [system] 'A'=')'
   Call: (208) [system] 'A'=end_of_file
   Fail: (208) [system] 'A'=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55fbb4538270), _1101368)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1103226)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'A')
   Call: (210) [system] 'A'=(;)
   Fail: (210) [system] 'A'=(;)
   Call: (210) [system] 'A'=(/)
   Fail: (210) [system] 'A'=(/)
^  Call: (210) [user] is_like_space('A')
   Call: (211) [system] char_type('A', 'white')
   Fail: (211) [system] char_type('A', 'white')
   Call: (211) [system] char_type('A', end_of_line)
   Fail: (211) [system] char_type('A', end_of_line)
   Call: (211) [system] char_type('A', space)
   Fail: (211) [system] char_type('A', space)
   Call: (211) [system] char_type('A', cntrl)
   Fail: (211) [system] char_type('A', cntrl)
^  Fail: (210) [user] is_like_space('A')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] get_char((0x55fbb4538270), _1119236)
   Exit: (209) [system] get_char((0x55fbb4538270), 'A')
   Call: (209) [system] 'A'='('
   Fail: (209) [system] 'A'='('
   Call: (209) [system] 'A'='['
   Fail: (209) [system] 'A'='['
   Call: (209) [system] 'A'='{'
   Fail: (209) [system] 'A'='{'
   Call: (209) [system] 'A'='"'
   Fail: (209) [system] 'A'='"'
   Call: (209) [system] 'A'=!
   Fail: (209) [system] 'A'=!
   Call: (209) [system] 'A'='\''
   Fail: (209) [system] 'A'='\''
   Call: (209) [system] 'A'='`'
   Fail: (209) [system] 'A'='`'
   Call: (209) [system] 'A'=end_of_file
   Fail: (209) [system] 'A'=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1101368)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1136878)
   Call: (211) [system] peek_char((0x55fbb4538270), _1137812)
   Exit: (211) [system] peek_char((0x55fbb4538270), n)
^  Call: (211) [user] is_delimiter(n)
   Call: (212) [system] char_type(n, space)
   Fail: (212) [system] char_type(n, space)
   Call: (212) [system] arg(_1142532, v('(', ')', end_of_file), n)
   Fail: (212) [system] arg(_1143464, v('(', ')', end_of_file), n)
^  Fail: (211) [user] is_delimiter(n)
   Call: (211) [system] ')'==n
   Fail: (211) [system] ')'==n
   Call: (211) [system] get_char((0x55fbb4538270), n)
   Exit: (211) [system] get_char((0x55fbb4538270), n)
   Call: (211) [system] n=(\)
   Fail: (211) [system] n=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1150814)
   Call: (212) [system] peek_char((0x55fbb4538270), _1151748)
   Exit: (212) [system] peek_char((0x55fbb4538270), d)
^  Call: (212) [user] is_delimiter(d)
   Call: (213) [system] char_type(d, space)
   Fail: (213) [system] char_type(d, space)
   Call: (213) [system] arg(_1156468, v('(', ')', end_of_file), d)
   Fail: (213) [system] arg(_1157400, v('(', ')', end_of_file), d)
^  Fail: (212) [user] is_delimiter(d)
   Call: (212) [system] ')'==d
   Fail: (212) [system] ')'==d
   Call: (212) [system] get_char((0x55fbb4538270), d)
   Exit: (212) [system] get_char((0x55fbb4538270), d)
   Call: (212) [system] d=(\)
   Fail: (212) [system] d=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1164750)
   Call: (213) [system] peek_char((0x55fbb4538270), _1165684)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (213) [user] is_delimiter('L')
   Call: (214) [system] char_type('L', space)
   Fail: (214) [system] char_type('L', space)
   Call: (214) [system] arg(_1170404, v('(', ')', end_of_file), 'L')
   Fail: (214) [system] arg(_1171336, v('(', ')', end_of_file), 'L')
^  Fail: (213) [user] is_delimiter('L')
   Call: (213) [system] ')'=='L'
   Fail: (213) [system] ')'=='L'
   Call: (213) [system] get_char((0x55fbb4538270), 'L')
   Exit: (213) [system] get_char((0x55fbb4538270), 'L')
   Call: (213) [system] 'L'=(\)
   Fail: (213) [system] 'L'=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1178686)
   Call: (214) [system] peek_char((0x55fbb4538270), _1179620)
   Exit: (214) [system] peek_char((0x55fbb4538270), i)
^  Call: (214) [user] is_delimiter(i)
   Call: (215) [system] char_type(i, space)
   Fail: (215) [system] char_type(i, space)
   Call: (215) [system] arg(_1184340, v('(', ')', end_of_file), i)
   Fail: (215) [system] arg(_1185272, v('(', ')', end_of_file), i)
^  Fail: (214) [user] is_delimiter(i)
   Call: (214) [system] ')'==i
   Fail: (214) [system] ')'==i
   Call: (214) [system] get_char((0x55fbb4538270), i)
   Exit: (214) [system] get_char((0x55fbb4538270), i)
   Call: (214) [system] i=(\)
   Fail: (214) [system] i=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1192622)
   Call: (215) [system] peek_char((0x55fbb4538270), _1193556)
   Exit: (215) [system] peek_char((0x55fbb4538270), n)
^  Call: (215) [user] is_delimiter(n)
   Call: (216) [system] char_type(n, space)
   Fail: (216) [system] char_type(n, space)
   Call: (216) [system] arg(_1198276, v('(', ')', end_of_file), n)
   Fail: (216) [system] arg(_1199208, v('(', ')', end_of_file), n)
^  Fail: (215) [user] is_delimiter(n)
   Call: (215) [system] ')'==n
   Fail: (215) [system] ')'==n
   Call: (215) [system] get_char((0x55fbb4538270), n)
   Exit: (215) [system] get_char((0x55fbb4538270), n)
   Call: (215) [system] n=(\)
   Fail: (215) [system] n=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1206558)
   Call: (216) [system] peek_char((0x55fbb4538270), _1207492)
   Exit: (216) [system] peek_char((0x55fbb4538270), k)
^  Call: (216) [user] is_delimiter(k)
   Call: (217) [system] char_type(k, space)
   Fail: (217) [system] char_type(k, space)
   Call: (217) [system] arg(_1212212, v('(', ')', end_of_file), k)
   Fail: (217) [system] arg(_1213144, v('(', ')', end_of_file), k)
^  Fail: (216) [user] is_delimiter(k)
   Call: (216) [system] ')'==k
   Fail: (216) [system] ')'==k
   Call: (216) [system] get_char((0x55fbb4538270), k)
   Exit: (216) [system] get_char((0x55fbb4538270), k)
   Call: (216) [system] k=(\)
   Fail: (216) [system] k=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1220494)
   Call: (217) [system] peek_char((0x55fbb4538270), _1221428)
   Exit: (217) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (217) [user] is_delimiter(' ')
   Call: (218) [system] char_type(' ', space)
   Exit: (218) [system] char_type(' ', space)
^  Exit: (217) [user] is_delimiter(' ')
   Call: (217) [system] _1220494=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (216) [system] _1206558=[k]
   Exit: (216) [system] [k]=[k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (215) [system] _1192622=[n, k]
   Exit: (215) [system] [n, k]=[n, k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (214) [system] _1178686=[i, n, k]
   Exit: (214) [system] [i, n, k]=[i, n, k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (213) [system] _1164750=['L', i, n, k]
   Exit: (213) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (212) [system] _1150814=[d, 'L', i, n, k]
   Exit: (212) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (211) [system] _1136878=[n, d, 'L', i, n, k]
   Exit: (211) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (210) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _1101368)
^  Call: (211) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _1247476)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_1248428, _1248430), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1247476), _1248410, fail)), '$restore_trace'(_1248428, _1248430))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_1248428, _1248430))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1247476), _1248410, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(_1247476)
   Fail: (212) [system] atomic(_1247476)
   Call: (212) [system] atom_chars(_1247476, ['A', n, d, 'L', i, n, k])
   Exit: (212) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (211) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (211) [system] integer('AndLink')
   Fail: (211) [system] integer('AndLink')
   Call: (211) [system] _1101368='AndLink'
   Exit: (211) [system] 'AndLink'='AndLink'
^  Exit: (210) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (209) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (208) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _1262426)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1264284)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
   Call: (210) [system] ' '=(/)
   Fail: (210) [system] ' '=(/)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55fbb4538270), _1273878)
   Exit: (210) [system] get_char((0x55fbb4538270), ' ')
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1276582)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'A')
   Call: (211) [system] 'A'=(;)
   Fail: (211) [system] 'A'=(;)
   Call: (211) [system] 'A'=(/)
   Fail: (211) [system] 'A'=(/)
^  Call: (211) [user] is_like_space('A')
   Call: (212) [system] char_type('A', 'white')
   Fail: (212) [system] char_type('A', 'white')
   Call: (212) [system] char_type('A', end_of_line)
   Fail: (212) [system] char_type('A', end_of_line)
   Call: (212) [system] char_type('A', space)
   Fail: (212) [system] char_type('A', space)
   Call: (212) [system] char_type('A', cntrl)
   Fail: (212) [system] char_type('A', cntrl)
^  Fail: (211) [user] is_like_space('A')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1293516)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'A')
   Call: (209) [system] 'A'=')'
   Fail: (209) [system] 'A'=')'
   Call: (209) [system] 'A'=end_of_file
   Fail: (209) [system] 'A'=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55fbb4538270), _1299086)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1300944)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'A')
   Call: (211) [system] 'A'=(;)
   Fail: (211) [system] 'A'=(;)
   Call: (211) [system] 'A'=(/)
   Fail: (211) [system] 'A'=(/)
^  Call: (211) [user] is_like_space('A')
   Call: (212) [system] char_type('A', 'white')
   Fail: (212) [system] char_type('A', 'white')
   Call: (212) [system] char_type('A', end_of_line)
   Fail: (212) [system] char_type('A', end_of_line)
   Call: (212) [system] char_type('A', space)
   Fail: (212) [system] char_type('A', space)
   Call: (212) [system] char_type('A', cntrl)
   Fail: (212) [system] char_type('A', cntrl)
^  Fail: (211) [user] is_like_space('A')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] get_char((0x55fbb4538270), _1316954)
   Exit: (210) [system] get_char((0x55fbb4538270), 'A')
   Call: (210) [system] 'A'='('
   Fail: (210) [system] 'A'='('
   Call: (210) [system] 'A'='['
   Fail: (210) [system] 'A'='['
   Call: (210) [system] 'A'='{'
   Fail: (210) [system] 'A'='{'
   Call: (210) [system] 'A'='"'
   Fail: (210) [system] 'A'='"'
   Call: (210) [system] 'A'=!
   Fail: (210) [system] 'A'=!
   Call: (210) [system] 'A'='\''
   Fail: (210) [system] 'A'='\''
   Call: (210) [system] 'A'='`'
   Fail: (210) [system] 'A'='`'
   Call: (210) [system] 'A'=end_of_file
   Fail: (210) [system] 'A'=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1299086)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1334596)
   Call: (212) [system] peek_char((0x55fbb4538270), _1335530)
   Exit: (212) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (212) [user] is_delimiter(' ')
   Call: (213) [system] char_type(' ', space)
   Exit: (213) [system] char_type(' ', space)
^  Exit: (212) [user] is_delimiter(' ')
   Call: (212) [system] _1334596=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (211) [user] classify_and_convert_charseq(['A'], _1299086)
^  Call: (212) [user] classify_and_convert_charseq_(['A'], _1344814)
^  Call: (214) [system] setup_call_cleanup('$notrace'(_1345766, _1345768), once(user:catch(read_from_chars(['A'], _1344814), _1345748, fail)), '$restore_trace'(_1345766, _1345768))
^  Call: (215) [system] sig_atomic(system:'$notrace'(_1345766, _1345768))
^  Exit: (214) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1344814), _1345748, fail)), system:'$restore_trace'(3, -1))
   Call: (213) [system] atomic(_1344814)
   Fail: (213) [system] atomic(_1344814)
   Call: (213) [system] atom_chars(_1344814, ['A'])
   Exit: (213) [system] atom_chars('A', ['A'])
^  Exit: (212) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (212) [system] integer('A')
   Fail: (212) [system] integer('A')
   Call: (212) [system] _1299086='A'
   Exit: (212) [system] 'A'='A'
^  Exit: (211) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (210) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (209) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _1359764)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1361622)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
   Call: (211) [system] ' '=(/)
   Fail: (211) [system] ' '=(/)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55fbb4538270), _1371216)
   Exit: (211) [system] get_char((0x55fbb4538270), ' ')
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1373920)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'B')
   Call: (212) [system] 'B'=(;)
   Fail: (212) [system] 'B'=(;)
   Call: (212) [system] 'B'=(/)
   Fail: (212) [system] 'B'=(/)
^  Call: (212) [user] is_like_space('B')
   Call: (213) [system] char_type('B', 'white')
   Fail: (213) [system] char_type('B', 'white')
   Call: (213) [system] char_type('B', end_of_line)
   Fail: (213) [system] char_type('B', end_of_line)
   Call: (213) [system] char_type('B', space)
   Fail: (213) [system] char_type('B', space)
   Call: (213) [system] char_type('B', cntrl)
   Fail: (213) [system] char_type('B', cntrl)
^  Fail: (212) [user] is_like_space('B')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1390854)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'B')
   Call: (210) [system] 'B'=')'
   Fail: (210) [system] 'B'=')'
   Call: (210) [system] 'B'=end_of_file
   Fail: (210) [system] 'B'=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55fbb4538270), _1396424)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1398282)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'B')
   Call: (212) [system] 'B'=(;)
   Fail: (212) [system] 'B'=(;)
   Call: (212) [system] 'B'=(/)
   Fail: (212) [system] 'B'=(/)
^  Call: (212) [user] is_like_space('B')
   Call: (213) [system] char_type('B', 'white')
   Fail: (213) [system] char_type('B', 'white')
   Call: (213) [system] char_type('B', end_of_line)
   Fail: (213) [system] char_type('B', end_of_line)
   Call: (213) [system] char_type('B', space)
   Fail: (213) [system] char_type('B', space)
   Call: (213) [system] char_type('B', cntrl)
   Fail: (213) [system] char_type('B', cntrl)
^  Fail: (212) [user] is_like_space('B')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] get_char((0x55fbb4538270), _1414292)
   Exit: (211) [system] get_char((0x55fbb4538270), 'B')
   Call: (211) [system] 'B'='('
   Fail: (211) [system] 'B'='('
   Call: (211) [system] 'B'='['
   Fail: (211) [system] 'B'='['
   Call: (211) [system] 'B'='{'
   Fail: (211) [system] 'B'='{'
   Call: (211) [system] 'B'='"'
   Fail: (211) [system] 'B'='"'
   Call: (211) [system] 'B'=!
   Fail: (211) [system] 'B'=!
   Call: (211) [system] 'B'='\''
   Fail: (211) [system] 'B'='\''
   Call: (211) [system] 'B'='`'
   Fail: (211) [system] 'B'='`'
   Call: (211) [system] 'B'=end_of_file
   Fail: (211) [system] 'B'=end_of_file
^  Call: (211) [user] read_symbolic(')', (0x55fbb4538270), 'B', _1396424)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1431934)
   Call: (213) [system] peek_char((0x55fbb4538270), _1432868)
   Exit: (213) [system] peek_char((0x55fbb4538270), ')')
^  Call: (213) [user] is_delimiter(')')
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] arg(_1437588, v('(', ')', end_of_file), ')')
   Exit: (214) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (213) [user] is_delimiter(')')
   Call: (213) [system] _1431934=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (212) [user] classify_and_convert_charseq(['B'], _1396424)
^  Call: (213) [user] classify_and_convert_charseq_(['B'], _1444024)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_1444976, _1444978), once(user:catch(read_from_chars(['B'], _1444024), _1444958, fail)), '$restore_trace'(_1444976, _1444978))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_1444976, _1444978))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1444024), _1444958, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(_1444024)
   Fail: (214) [system] atomic(_1444024)
   Call: (214) [system] atom_chars(_1444024, ['B'])
   Exit: (214) [system] atom_chars('B', ['B'])
^  Exit: (213) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (213) [system] integer('B')
   Fail: (213) [system] integer('B')
   Call: (213) [system] _1396424='B'
   Exit: (213) [system] 'B'='B'
^  Exit: (212) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (211) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (210) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _1458974)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1460832)
   Exit: (212) [system] peek_char((0x55fbb4538270), ')')
   Call: (212) [system] ')'=(;)
   Fail: (212) [system] ')'=(;)
   Call: (212) [system] ')'=(/)
   Fail: (212) [system] ')'=(/)
^  Call: (212) [user] is_like_space(')')
   Call: (213) [system] char_type(')', 'white')
   Fail: (213) [system] char_type(')', 'white')
   Call: (213) [system] char_type(')', end_of_line)
   Fail: (213) [system] char_type(')', end_of_line)
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] char_type(')', cntrl)
   Fail: (213) [system] char_type(')', cntrl)
^  Fail: (212) [user] is_like_space(')')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1476842)
   Exit: (211) [system] peek_char((0x55fbb4538270), ')')
   Call: (211) [system] ')'=')'
   Exit: (211) [system] ')'=')'
   Call: (211) [system] get_char((0x55fbb4538270), _1480632)
   Exit: (211) [system] get_char((0x55fbb4538270), ')')
   Call: (211) [system] _1458974=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), [])
   Call: (210) [system] _1359764=['B']
   Exit: (210) [system] ['B']=['B']
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (209) [system] _1262426=['A', 'B']
   Exit: (209) [system] ['A', 'B']=['A', 'B']
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), ['A', 'B'])
   Call: (208) [system] _1056350=['AndLink', 'A', 'B']
   Exit: (208) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Exit: (206) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _1494514)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1496372)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
   Call: (208) [system] ' '=(;)
   Fail: (208) [system] ' '=(;)
   Call: (208) [system] ' '=(/)
   Fail: (208) [system] ' '=(/)
^  Call: (208) [user] is_like_space(' ')
   Call: (209) [system] char_type(' ', 'white')
   Exit: (209) [system] char_type(' ', 'white')
^  Exit: (208) [user] is_like_space(' ')
   Call: (208) [system] get_char((0x55fbb4538270), _1505966)
   Exit: (208) [system] get_char((0x55fbb4538270), ' ')
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1508670)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'C')
   Call: (209) [system] 'C'=(;)
   Fail: (209) [system] 'C'=(;)
   Call: (209) [system] 'C'=(/)
   Fail: (209) [system] 'C'=(/)
^  Call: (209) [user] is_like_space('C')
   Call: (210) [system] char_type('C', 'white')
   Fail: (210) [system] char_type('C', 'white')
   Call: (210) [system] char_type('C', end_of_line)
   Fail: (210) [system] char_type('C', end_of_line)
   Call: (210) [system] char_type('C', space)
   Fail: (210) [system] char_type('C', space)
   Call: (210) [system] char_type('C', cntrl)
   Fail: (210) [system] char_type('C', cntrl)
^  Fail: (209) [user] is_like_space('C')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1525604)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'C')
   Call: (207) [system] 'C'=')'
   Fail: (207) [system] 'C'=')'
   Call: (207) [system] 'C'=end_of_file
   Fail: (207) [system] 'C'=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55fbb4538270), _1531174)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1533032)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'C')
   Call: (209) [system] 'C'=(;)
   Fail: (209) [system] 'C'=(;)
   Call: (209) [system] 'C'=(/)
   Fail: (209) [system] 'C'=(/)
^  Call: (209) [user] is_like_space('C')
   Call: (210) [system] char_type('C', 'white')
   Fail: (210) [system] char_type('C', 'white')
   Call: (210) [system] char_type('C', end_of_line)
   Fail: (210) [system] char_type('C', end_of_line)
   Call: (210) [system] char_type('C', space)
   Fail: (210) [system] char_type('C', space)
   Call: (210) [system] char_type('C', cntrl)
   Fail: (210) [system] char_type('C', cntrl)
^  Fail: (209) [user] is_like_space('C')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] get_char((0x55fbb4538270), _1549042)
   Exit: (208) [system] get_char((0x55fbb4538270), 'C')
   Call: (208) [system] 'C'='('
   Fail: (208) [system] 'C'='('
   Call: (208) [system] 'C'='['
   Fail: (208) [system] 'C'='['
   Call: (208) [system] 'C'='{'
   Fail: (208) [system] 'C'='{'
   Call: (208) [system] 'C'='"'
   Fail: (208) [system] 'C'='"'
   Call: (208) [system] 'C'=!
   Fail: (208) [system] 'C'=!
   Call: (208) [system] 'C'='\''
   Fail: (208) [system] 'C'='\''
   Call: (208) [system] 'C'='`'
   Fail: (208) [system] 'C'='`'
   Call: (208) [system] 'C'=end_of_file
   Fail: (208) [system] 'C'=end_of_file
^  Call: (208) [user] read_symbolic(')', (0x55fbb4538270), 'C', _1531174)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1566684)
   Call: (210) [system] peek_char((0x55fbb4538270), _1567618)
   Exit: (210) [system] peek_char((0x55fbb4538270), ')')
^  Call: (210) [user] is_delimiter(')')
   Call: (211) [system] char_type(')', space)
   Fail: (211) [system] char_type(')', space)
   Call: (211) [system] arg(_1572338, v('(', ')', end_of_file), ')')
   Exit: (211) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (210) [user] is_delimiter(')')
   Call: (210) [system] _1566684=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (209) [user] classify_and_convert_charseq(['C'], _1531174)
^  Call: (210) [user] classify_and_convert_charseq_(['C'], _1578774)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_1579726, _1579728), once(user:catch(read_from_chars(['C'], _1578774), _1579708, fail)), '$restore_trace'(_1579726, _1579728))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_1579726, _1579728))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1578774), _1579708, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(_1578774)
   Fail: (211) [system] atomic(_1578774)
   Call: (211) [system] atom_chars(_1578774, ['C'])
   Exit: (211) [system] atom_chars('C', ['C'])
^  Exit: (210) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (210) [system] integer('C')
   Fail: (210) [system] integer('C')
   Call: (210) [system] _1531174='C'
   Exit: (210) [system] 'C'='C'
^  Exit: (209) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (208) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (207) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _1593724)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1595582)
   Exit: (209) [system] peek_char((0x55fbb4538270), ')')
   Call: (209) [system] ')'=(;)
   Fail: (209) [system] ')'=(;)
   Call: (209) [system] ')'=(/)
   Fail: (209) [system] ')'=(/)
^  Call: (209) [user] is_like_space(')')
   Call: (210) [system] char_type(')', 'white')
   Fail: (210) [system] char_type(')', 'white')
   Call: (210) [system] char_type(')', end_of_line)
   Fail: (210) [system] char_type(')', end_of_line)
   Call: (210) [system] char_type(')', space)
   Fail: (210) [system] char_type(')', space)
   Call: (210) [system] char_type(')', cntrl)
   Fail: (210) [system] char_type(')', cntrl)
^  Fail: (209) [user] is_like_space(')')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1611592)
   Exit: (208) [system] peek_char((0x55fbb4538270), ')')
   Call: (208) [system] ')'=')'
   Exit: (208) [system] ')'=')'
   Call: (208) [system] get_char((0x55fbb4538270), _1615382)
   Exit: (208) [system] get_char((0x55fbb4538270), ')')
   Call: (208) [system] _1593724=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), [])
   Call: (207) [system] _1494514=['C']
   Exit: (207) [system] ['C']=['C']
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), ['C'])
   Call: (206) [system] _1019690=[['AndLink', 'A', 'B'], 'C']
   Exit: (206) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (205) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'A', 'B'], 'C'])
   Call: (205) [system] _746694=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (205) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (204) [user] read_list(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (203) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (203) [user] read_list(')', (0x55fbb4538270), _1629264)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1631122)
   Exit: (205) [system] peek_char((0x55fbb4538270), ' ')
   Call: (205) [system] ' '=(;)
   Fail: (205) [system] ' '=(;)
   Call: (205) [system] ' '=(/)
   Fail: (205) [system] ' '=(/)
^  Call: (205) [user] is_like_space(' ')
   Call: (206) [system] char_type(' ', 'white')
   Exit: (206) [system] char_type(' ', 'white')
^  Exit: (205) [user] is_like_space(' ')
   Call: (205) [system] get_char((0x55fbb4538270), _1640716)
   Exit: (205) [system] get_char((0x55fbb4538270), ' ')
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1643420)
   Exit: (206) [system] peek_char((0x55fbb4538270), 'A')
   Call: (206) [system] 'A'=(;)
   Fail: (206) [system] 'A'=(;)
   Call: (206) [system] 'A'=(/)
   Fail: (206) [system] 'A'=(/)
^  Call: (206) [user] is_like_space('A')
   Call: (207) [system] char_type('A', 'white')
   Fail: (207) [system] char_type('A', 'white')
   Call: (207) [system] char_type('A', end_of_line)
   Fail: (207) [system] char_type('A', end_of_line)
   Call: (207) [system] char_type('A', space)
   Fail: (207) [system] char_type('A', space)
   Call: (207) [system] char_type('A', cntrl)
   Fail: (207) [system] char_type('A', cntrl)
^  Fail: (206) [user] is_like_space('A')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1660354)
   Exit: (204) [system] peek_char((0x55fbb4538270), 'A')
   Call: (204) [system] 'A'=')'
   Fail: (204) [system] 'A'=')'
   Call: (204) [system] 'A'=end_of_file
   Fail: (204) [system] 'A'=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55fbb4538270), _1665924)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1667782)
   Exit: (206) [system] peek_char((0x55fbb4538270), 'A')
   Call: (206) [system] 'A'=(;)
   Fail: (206) [system] 'A'=(;)
   Call: (206) [system] 'A'=(/)
   Fail: (206) [system] 'A'=(/)
^  Call: (206) [user] is_like_space('A')
   Call: (207) [system] char_type('A', 'white')
   Fail: (207) [system] char_type('A', 'white')
   Call: (207) [system] char_type('A', end_of_line)
   Fail: (207) [system] char_type('A', end_of_line)
   Call: (207) [system] char_type('A', space)
   Fail: (207) [system] char_type('A', space)
   Call: (207) [system] char_type('A', cntrl)
   Fail: (207) [system] char_type('A', cntrl)
^  Fail: (206) [user] is_like_space('A')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] get_char((0x55fbb4538270), _1683792)
   Exit: (205) [system] get_char((0x55fbb4538270), 'A')
   Call: (205) [system] 'A'='('
   Fail: (205) [system] 'A'='('
   Call: (205) [system] 'A'='['
   Fail: (205) [system] 'A'='['
   Call: (205) [system] 'A'='{'
   Fail: (205) [system] 'A'='{'
   Call: (205) [system] 'A'='"'
   Fail: (205) [system] 'A'='"'
   Call: (205) [system] 'A'=!
   Fail: (205) [system] 'A'=!
   Call: (205) [system] 'A'='\''
   Fail: (205) [system] 'A'='\''
   Call: (205) [system] 'A'='`'
   Fail: (205) [system] 'A'='`'
   Call: (205) [system] 'A'=end_of_file
   Fail: (205) [system] 'A'=end_of_file
^  Call: (205) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1665924)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1701434)
   Call: (207) [system] peek_char((0x55fbb4538270), _1702368)
   Exit: (207) [system] peek_char((0x55fbb4538270), ')')
^  Call: (207) [user] is_delimiter(')')
   Call: (208) [system] char_type(')', space)
   Fail: (208) [system] char_type(')', space)
   Call: (208) [system] arg(_1707088, v('(', ')', end_of_file), ')')
   Exit: (208) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (207) [user] is_delimiter(')')
   Call: (207) [system] _1701434=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (206) [user] classify_and_convert_charseq(['A'], _1665924)
^  Call: (207) [user] classify_and_convert_charseq_(['A'], _1713524)
^  Call: (209) [system] setup_call_cleanup('$notrace'(_1714476, _1714478), once(user:catch(read_from_chars(['A'], _1713524), _1714458, fail)), '$restore_trace'(_1714476, _1714478))
^  Call: (210) [system] sig_atomic(system:'$notrace'(_1714476, _1714478))
^  Exit: (209) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1713524), _1714458, fail)), system:'$restore_trace'(3, -1))
   Call: (208) [system] atomic(_1713524)
   Fail: (208) [system] atomic(_1713524)
   Call: (208) [system] atom_chars(_1713524, ['A'])
   Exit: (208) [system] atom_chars('A', ['A'])
^  Exit: (207) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (207) [system] integer('A')
   Fail: (207) [system] integer('A')
   Call: (207) [system] _1665924='A'
   Exit: (207) [system] 'A'='A'
^  Exit: (206) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (205) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (204) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (204) [user] read_list(')', (0x55fbb4538270), _1728474)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1730332)
   Exit: (206) [system] peek_char((0x55fbb4538270), ')')
   Call: (206) [system] ')'=(;)
   Fail: (206) [system] ')'=(;)
   Call: (206) [system] ')'=(/)
   Fail: (206) [system] ')'=(/)
^  Call: (206) [user] is_like_space(')')
   Call: (207) [system] char_type(')', 'white')
   Fail: (207) [system] char_type(')', 'white')
   Call: (207) [system] char_type(')', end_of_line)
   Fail: (207) [system] char_type(')', end_of_line)
   Call: (207) [system] char_type(')', space)
   Fail: (207) [system] char_type(')', space)
   Call: (207) [system] char_type(')', cntrl)
   Fail: (207) [system] char_type(')', cntrl)
^  Fail: (206) [user] is_like_space(')')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1746342)
   Exit: (205) [system] peek_char((0x55fbb4538270), ')')
   Call: (205) [system] ')'=')'
   Exit: (205) [system] ')'=')'
   Call: (205) [system] get_char((0x55fbb4538270), _1750132)
   Exit: (205) [system] get_char((0x55fbb4538270), ')')
   Call: (205) [system] _1728474=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_list(')', (0x55fbb4538270), [])
   Call: (204) [system] _1629264=['A']
   Exit: (204) [system] ['A']=['A']
^  Exit: (203) [user] read_list(')', (0x55fbb4538270), ['A'])
   Call: (203) [system] _710034=[['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']
   Exit: (203) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']=[['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), [['Implication', ['AndLink', 'A', 'B'], 'C'], 'A'])
   Call: (202) [system] _520688=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']
   Exit: (202) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A'])
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A'])
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _1764014)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1765872)
   Exit: (202) [system] peek_char((0x55fbb4538270), ')')
   Call: (202) [system] ')'=(;)
   Fail: (202) [system] ')'=(;)
   Call: (202) [system] ')'=(/)
   Fail: (202) [system] ')'=(/)
^  Call: (202) [user] is_like_space(')')
   Call: (203) [system] char_type(')', 'white')
   Fail: (203) [system] char_type(')', 'white')
   Call: (203) [system] char_type(')', end_of_line)
   Fail: (203) [system] char_type(')', end_of_line)
   Call: (203) [system] char_type(')', space)
   Fail: (203) [system] char_type(')', space)
   Call: (203) [system] char_type(')', cntrl)
   Fail: (203) [system] char_type(')', cntrl)
^  Fail: (202) [user] is_like_space(')')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1781882)
   Exit: (201) [system] peek_char((0x55fbb4538270), ')')
   Call: (201) [system] ')'=')'
   Exit: (201) [system] ')'=')'
   Call: (201) [system] get_char((0x55fbb4538270), _1785672)
   Exit: (201) [system] get_char((0x55fbb4538270), ')')
   Call: (201) [system] _1764014=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [])
   Call: (200) [system] _484028=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
   Exit: (200) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']])
   Call: (199) [system] _4000=[['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
   Exit: (199) [system] [['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]=[['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']])
   Call: (198) [system] _3992=[:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
   Exit: (198) [system] [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]=[:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
^  Exit: (197) [user] read_list(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']])
^  Exit: (196) [user] cont_sexpr(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']])
^  Call: (196) [user] read_list(')', (0x55fbb4538270), _1799554)
^  Call: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _1801412)
   Exit: (198) [system] peek_char((0x55fbb4538270), '\n')
   Call: (198) [system] '\n'=(;)
   Fail: (198) [system] '\n'=(;)
   Call: (198) [system] '\n'=(/)
   Fail: (198) [system] '\n'=(/)
^  Call: (198) [user] is_like_space('\n')
   Call: (199) [system] char_type('\n', 'white')
   Fail: (199) [system] char_type('\n', 'white')
   Call: (199) [system] char_type('\n', end_of_line)
   Exit: (199) [system] char_type('\n', end_of_line)
^  Exit: (198) [user] is_like_space('\n')
   Call: (198) [system] get_char((0x55fbb4538270), _1812862)
   Exit: (198) [system] get_char((0x55fbb4538270), '\n')
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1815566)
   Exit: (199) [system] peek_char((0x55fbb4538270), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
   Call: (199) [system] ' '=(/)
   Fail: (199) [system] ' '=(/)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55fbb4538270), _1825160)
   Exit: (199) [system] get_char((0x55fbb4538270), ' ')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1827864)
   Exit: (200) [system] peek_char((0x55fbb4538270), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
   Call: (200) [system] '('=(/)
   Fail: (200) [system] '('=(/)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
^  Exit: (197) [user] skip_spaces((0x55fbb4538270))
   Call: (197) [system] peek_char((0x55fbb4538270), _1845722)
   Exit: (197) [system] peek_char((0x55fbb4538270), '(')
   Call: (197) [system] '('=')'
   Fail: (197) [system] '('=')'
   Call: (197) [system] '('=end_of_file
   Fail: (197) [system] '('=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55fbb4538270), _1851292)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1853150)
   Exit: (199) [system] peek_char((0x55fbb4538270), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
   Call: (199) [system] '('=(/)
   Fail: (199) [system] '('=(/)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] get_char((0x55fbb4538270), _1869160)
   Exit: (198) [system] get_char((0x55fbb4538270), '(')
   Call: (198) [system] '('='('
   Exit: (198) [system] '('='('
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _1851292)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1874730)
   Exit: (200) [system] peek_char((0x55fbb4538270), :)
   Call: (200) [system] (:)=(;)
   Fail: (200) [system] (:)=(;)
   Call: (200) [system] (:)=(/)
   Fail: (200) [system] (:)=(/)
^  Call: (200) [user] is_like_space(:)
   Call: (201) [system] char_type(:, 'white')
   Fail: (201) [system] char_type(:, 'white')
   Call: (201) [system] char_type(:, end_of_line)
   Fail: (201) [system] char_type(:, end_of_line)
   Call: (201) [system] char_type(:, space)
   Fail: (201) [system] char_type(:, space)
   Call: (201) [system] char_type(:, cntrl)
   Fail: (201) [system] char_type(:, cntrl)
^  Fail: (200) [user] is_like_space(:)
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _1890740)
   Exit: (199) [system] peek_char((0x55fbb4538270), :)
   Call: (199) [system] (:)=')'
   Fail: (199) [system] (:)=')'
   Call: (199) [system] (:)=end_of_file
   Fail: (199) [system] (:)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _1896310)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1898168)
   Exit: (201) [system] peek_char((0x55fbb4538270), :)
   Call: (201) [system] (:)=(;)
   Fail: (201) [system] (:)=(;)
   Call: (201) [system] (:)=(/)
   Fail: (201) [system] (:)=(/)
^  Call: (201) [user] is_like_space(:)
   Call: (202) [system] char_type(:, 'white')
   Fail: (202) [system] char_type(:, 'white')
   Call: (202) [system] char_type(:, end_of_line)
   Fail: (202) [system] char_type(:, end_of_line)
   Call: (202) [system] char_type(:, space)
   Fail: (202) [system] char_type(:, space)
   Call: (202) [system] char_type(:, cntrl)
   Fail: (202) [system] char_type(:, cntrl)
^  Fail: (201) [user] is_like_space(:)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _1914178)
   Exit: (200) [system] get_char((0x55fbb4538270), :)
   Call: (200) [system] (:)='('
   Fail: (200) [system] (:)='('
   Call: (200) [system] (:)='['
   Fail: (200) [system] (:)='['
   Call: (200) [system] (:)='{'
   Fail: (200) [system] (:)='{'
   Call: (200) [system] (:)='"'
   Fail: (200) [system] (:)='"'
   Call: (200) [system] (:)=!
   Fail: (200) [system] (:)=!
   Call: (200) [system] (:)='\''
   Fail: (200) [system] (:)='\''
   Call: (200) [system] (:)='`'
   Fail: (200) [system] (:)='`'
   Call: (200) [system] (:)=end_of_file
   Fail: (200) [system] (:)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55fbb4538270), :, _1896310)
^  Call: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), _1931820)
   Call: (202) [system] peek_char((0x55fbb4538270), _1932754)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (202) [user] is_delimiter(' ')
   Call: (203) [system] char_type(' ', space)
   Exit: (203) [system] char_type(' ', space)
^  Exit: (202) [user] is_delimiter(' ')
   Call: (202) [system] _1931820=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (201) [user] classify_and_convert_charseq([:], _1896310)
^  Call: (202) [user] classify_and_convert_charseq_([:], _1942038)
^  Call: (204) [system] setup_call_cleanup('$notrace'(_1942990, _1942992), once(user:catch(read_from_chars([:], _1942038), _1942972, fail)), '$restore_trace'(_1942990, _1942992))
^  Call: (205) [system] sig_atomic(system:'$notrace'(_1942990, _1942992))
^  Exit: (204) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1942972, fail)), system:'$restore_trace'(3, -1))
   Call: (203) [system] atomic(:)
   Exit: (203) [system] atomic(:)
^  Exit: (202) [user] classify_and_convert_charseq_([:], :)
   Call: (202) [system] integer(:)
   Fail: (202) [system] integer(:)
   Call: (202) [system] _1896310=(:)
   Exit: (202) [system] (:)=(:)
^  Exit: (201) [user] classify_and_convert_charseq([:], :)
^  Exit: (200) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _1955118)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1956976)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _1966570)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1969274)
   Exit: (202) [system] peek_char((0x55fbb4538270), '(')
   Call: (202) [system] '('=(;)
   Fail: (202) [system] '('=(;)
   Call: (202) [system] '('=(/)
   Fail: (202) [system] '('=(/)
^  Call: (202) [user] is_like_space('(')
   Call: (203) [system] char_type('(', 'white')
   Fail: (203) [system] char_type('(', 'white')
   Call: (203) [system] char_type('(', end_of_line)
   Fail: (203) [system] char_type('(', end_of_line)
   Call: (203) [system] char_type('(', space)
   Fail: (203) [system] char_type('(', space)
   Call: (203) [system] char_type('(', cntrl)
   Fail: (203) [system] char_type('(', cntrl)
^  Fail: (202) [user] is_like_space('(')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1986208)
   Exit: (200) [system] peek_char((0x55fbb4538270), '(')
   Call: (200) [system] '('=')'
   Fail: (200) [system] '('=')'
   Call: (200) [system] '('=end_of_file
   Fail: (200) [system] '('=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _1991778)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1993636)
   Exit: (202) [system] peek_char((0x55fbb4538270), '(')
   Call: (202) [system] '('=(;)
   Fail: (202) [system] '('=(;)
   Call: (202) [system] '('=(/)
   Fail: (202) [system] '('=(/)
^  Call: (202) [user] is_like_space('(')
   Call: (203) [system] char_type('(', 'white')
   Fail: (203) [system] char_type('(', 'white')
   Call: (203) [system] char_type('(', end_of_line)
   Fail: (203) [system] char_type('(', end_of_line)
   Call: (203) [system] char_type('(', space)
   Fail: (203) [system] char_type('(', space)
   Call: (203) [system] char_type('(', cntrl)
   Fail: (203) [system] char_type('(', cntrl)
^  Fail: (202) [user] is_like_space('(')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _2009646)
   Exit: (201) [system] get_char((0x55fbb4538270), '(')
   Call: (201) [system] '('='('
   Exit: (201) [system] '('='('
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _1991778)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _2015216)
   Exit: (203) [system] peek_char((0x55fbb4538270), 'D')
   Call: (203) [system] 'D'=(;)
   Fail: (203) [system] 'D'=(;)
   Call: (203) [system] 'D'=(/)
   Fail: (203) [system] 'D'=(/)
^  Call: (203) [user] is_like_space('D')
   Call: (204) [system] char_type('D', 'white')
   Fail: (204) [system] char_type('D', 'white')
   Call: (204) [system] char_type('D', end_of_line)
   Fail: (204) [system] char_type('D', end_of_line)
   Call: (204) [system] char_type('D', space)
   Fail: (204) [system] char_type('D', space)
   Call: (204) [system] char_type('D', cntrl)
   Fail: (204) [system] char_type('D', cntrl)
^  Fail: (203) [user] is_like_space('D')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _2031226)
   Exit: (202) [system] peek_char((0x55fbb4538270), 'D')
   Call: (202) [system] 'D'=')'
   Fail: (202) [system] 'D'=')'
   Call: (202) [system] 'D'=end_of_file
   Fail: (202) [system] 'D'=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55fbb4538270), _2036796)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _2038654)
   Exit: (204) [system] peek_char((0x55fbb4538270), 'D')
   Call: (204) [system] 'D'=(;)
   Fail: (204) [system] 'D'=(;)
   Call: (204) [system] 'D'=(/)
   Fail: (204) [system] 'D'=(/)
^  Call: (204) [user] is_like_space('D')
   Call: (205) [system] char_type('D', 'white')
   Fail: (205) [system] char_type('D', 'white')
   Call: (205) [system] char_type('D', end_of_line)
   Fail: (205) [system] char_type('D', end_of_line)
   Call: (205) [system] char_type('D', space)
   Fail: (205) [system] char_type('D', space)
   Call: (205) [system] char_type('D', cntrl)
   Fail: (205) [system] char_type('D', cntrl)
^  Fail: (204) [user] is_like_space('D')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] get_char((0x55fbb4538270), _2054664)
   Exit: (203) [system] get_char((0x55fbb4538270), 'D')
   Call: (203) [system] 'D'='('
   Fail: (203) [system] 'D'='('
   Call: (203) [system] 'D'='['
   Fail: (203) [system] 'D'='['
   Call: (203) [system] 'D'='{'
   Fail: (203) [system] 'D'='{'
   Call: (203) [system] 'D'='"'
   Fail: (203) [system] 'D'='"'
   Call: (203) [system] 'D'=!
   Fail: (203) [system] 'D'=!
   Call: (203) [system] 'D'='\''
   Fail: (203) [system] 'D'='\''
   Call: (203) [system] 'D'='`'
   Fail: (203) [system] 'D'='`'
   Call: (203) [system] 'D'=end_of_file
   Fail: (203) [system] 'D'=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55fbb4538270), 'D', _2036796)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _2072306)
   Call: (205) [system] peek_char((0x55fbb4538270), _2073240)
   Exit: (205) [system] peek_char((0x55fbb4538270), i)
^  Call: (205) [user] is_delimiter(i)
   Call: (206) [system] char_type(i, space)
   Fail: (206) [system] char_type(i, space)
   Call: (206) [system] arg(_2077960, v('(', ')', end_of_file), i)
   Fail: (206) [system] arg(_2078892, v('(', ')', end_of_file), i)
^  Fail: (205) [user] is_delimiter(i)
   Call: (205) [system] ')'==i
   Fail: (205) [system] ')'==i
   Call: (205) [system] get_char((0x55fbb4538270), i)
   Exit: (205) [system] get_char((0x55fbb4538270), i)
   Call: (205) [system] i=(\)
   Fail: (205) [system] i=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _2086242)
   Call: (206) [system] peek_char((0x55fbb4538270), _2087176)
   Exit: (206) [system] peek_char((0x55fbb4538270), s)
^  Call: (206) [user] is_delimiter(s)
   Call: (207) [system] char_type(s, space)
   Fail: (207) [system] char_type(s, space)
   Call: (207) [system] arg(_2091896, v('(', ')', end_of_file), s)
   Fail: (207) [system] arg(_2092828, v('(', ')', end_of_file), s)
^  Fail: (206) [user] is_delimiter(s)
   Call: (206) [system] ')'==s
   Fail: (206) [system] ')'==s
   Call: (206) [system] get_char((0x55fbb4538270), s)
   Exit: (206) [system] get_char((0x55fbb4538270), s)
   Call: (206) [system] s=(\)
   Fail: (206) [system] s=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _7502)
   Call: (207) [system] peek_char((0x55fbb4538270), _8436)
   Exit: (207) [system] peek_char((0x55fbb4538270), j)
^  Call: (207) [user] is_delimiter(j)
   Call: (208) [system] char_type(j, space)
   Fail: (208) [system] char_type(j, space)
   Call: (208) [system] arg(_13156, v('(', ')', end_of_file), j)
   Fail: (208) [system] arg(_14088, v('(', ')', end_of_file), j)
^  Fail: (207) [user] is_delimiter(j)
   Call: (207) [system] ')'==j
   Fail: (207) [system] ')'==j
   Call: (207) [system] get_char((0x55fbb4538270), j)
   Exit: (207) [system] get_char((0x55fbb4538270), j)
   Call: (207) [system] j=(\)
   Fail: (207) [system] j=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _21438)
   Call: (208) [system] peek_char((0x55fbb4538270), _22372)
   Exit: (208) [system] peek_char((0x55fbb4538270), u)
^  Call: (208) [user] is_delimiter(u)
   Call: (209) [system] char_type(u, space)
   Fail: (209) [system] char_type(u, space)
   Call: (209) [system] arg(_27092, v('(', ')', end_of_file), u)
   Fail: (209) [system] arg(_28024, v('(', ')', end_of_file), u)
^  Fail: (208) [user] is_delimiter(u)
   Call: (208) [system] ')'==u
   Fail: (208) [system] ')'==u
   Call: (208) [system] get_char((0x55fbb4538270), u)
   Exit: (208) [system] get_char((0x55fbb4538270), u)
   Call: (208) [system] u=(\)
   Fail: (208) [system] u=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _35374)
   Call: (209) [system] peek_char((0x55fbb4538270), _36308)
   Exit: (209) [system] peek_char((0x55fbb4538270), n)
^  Call: (209) [user] is_delimiter(n)
   Call: (210) [system] char_type(n, space)
   Fail: (210) [system] char_type(n, space)
   Call: (210) [system] arg(_41028, v('(', ')', end_of_file), n)
   Fail: (210) [system] arg(_41960, v('(', ')', end_of_file), n)
^  Fail: (209) [user] is_delimiter(n)
   Call: (209) [system] ')'==n
   Fail: (209) [system] ')'==n
   Call: (209) [system] get_char((0x55fbb4538270), n)
   Exit: (209) [system] get_char((0x55fbb4538270), n)
   Call: (209) [system] n=(\)
   Fail: (209) [system] n=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _49310)
   Call: (210) [system] peek_char((0x55fbb4538270), _50244)
   Exit: (210) [system] peek_char((0x55fbb4538270), c)
^  Call: (210) [user] is_delimiter(c)
   Call: (211) [system] char_type(c, space)
   Fail: (211) [system] char_type(c, space)
   Call: (211) [system] arg(_54964, v('(', ')', end_of_file), c)
   Fail: (211) [system] arg(_55896, v('(', ')', end_of_file), c)
^  Fail: (210) [user] is_delimiter(c)
   Call: (210) [system] ')'==c
   Fail: (210) [system] ')'==c
   Call: (210) [system] get_char((0x55fbb4538270), c)
   Exit: (210) [system] get_char((0x55fbb4538270), c)
   Call: (210) [system] c=(\)
   Fail: (210) [system] c=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _63246)
   Call: (211) [system] peek_char((0x55fbb4538270), _64180)
   Exit: (211) [system] peek_char((0x55fbb4538270), t)
^  Call: (211) [user] is_delimiter(t)
   Call: (212) [system] char_type(t, space)
   Fail: (212) [system] char_type(t, space)
   Call: (212) [system] arg(_68900, v('(', ')', end_of_file), t)
   Fail: (212) [system] arg(_69832, v('(', ')', end_of_file), t)
^  Fail: (211) [user] is_delimiter(t)
   Call: (211) [system] ')'==t
   Fail: (211) [system] ')'==t
   Call: (211) [system] get_char((0x55fbb4538270), t)
   Exit: (211) [system] get_char((0x55fbb4538270), t)
   Call: (211) [system] t=(\)
   Fail: (211) [system] t=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _77182)
   Call: (212) [system] peek_char((0x55fbb4538270), _78116)
   Exit: (212) [system] peek_char((0x55fbb4538270), i)
^  Call: (212) [user] is_delimiter(i)
   Call: (213) [system] char_type(i, space)
   Fail: (213) [system] char_type(i, space)
   Call: (213) [system] arg(_82836, v('(', ')', end_of_file), i)
   Fail: (213) [system] arg(_83768, v('(', ')', end_of_file), i)
^  Fail: (212) [user] is_delimiter(i)
   Call: (212) [system] ')'==i
   Fail: (212) [system] ')'==i
   Call: (212) [system] get_char((0x55fbb4538270), i)
   Exit: (212) [system] get_char((0x55fbb4538270), i)
   Call: (212) [system] i=(\)
   Fail: (212) [system] i=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _91118)
   Call: (213) [system] peek_char((0x55fbb4538270), _92052)
   Exit: (213) [system] peek_char((0x55fbb4538270), o)
^  Call: (213) [user] is_delimiter(o)
   Call: (214) [system] char_type(o, space)
   Fail: (214) [system] char_type(o, space)
   Call: (214) [system] arg(_96772, v('(', ')', end_of_file), o)
   Fail: (214) [system] arg(_97704, v('(', ')', end_of_file), o)
^  Fail: (213) [user] is_delimiter(o)
   Call: (213) [system] ')'==o
   Fail: (213) [system] ')'==o
   Call: (213) [system] get_char((0x55fbb4538270), o)
   Exit: (213) [system] get_char((0x55fbb4538270), o)
   Call: (213) [system] o=(\)
   Fail: (213) [system] o=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _105054)
   Call: (214) [system] peek_char((0x55fbb4538270), _105988)
   Exit: (214) [system] peek_char((0x55fbb4538270), n)
^  Call: (214) [user] is_delimiter(n)
   Call: (215) [system] char_type(n, space)
   Fail: (215) [system] char_type(n, space)
   Call: (215) [system] arg(_110708, v('(', ')', end_of_file), n)
   Fail: (215) [system] arg(_111640, v('(', ')', end_of_file), n)
^  Fail: (214) [user] is_delimiter(n)
   Call: (214) [system] ')'==n
   Fail: (214) [system] ')'==n
   Call: (214) [system] get_char((0x55fbb4538270), n)
   Exit: (214) [system] get_char((0x55fbb4538270), n)
   Call: (214) [system] n=(\)
   Fail: (214) [system] n=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _118990)
   Call: (215) [system] peek_char((0x55fbb4538270), _119924)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (215) [user] is_delimiter('I')
   Call: (216) [system] char_type('I', space)
   Fail: (216) [system] char_type('I', space)
   Call: (216) [system] arg(_124644, v('(', ')', end_of_file), 'I')
   Fail: (216) [system] arg(_125576, v('(', ')', end_of_file), 'I')
^  Fail: (215) [user] is_delimiter('I')
   Call: (215) [system] ')'=='I'
   Fail: (215) [system] ')'=='I'
   Call: (215) [system] get_char((0x55fbb4538270), 'I')
   Exit: (215) [system] get_char((0x55fbb4538270), 'I')
   Call: (215) [system] 'I'=(\)
   Fail: (215) [system] 'I'=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _132926)
   Call: (216) [system] peek_char((0x55fbb4538270), _133860)
   Exit: (216) [system] peek_char((0x55fbb4538270), n)
^  Call: (216) [user] is_delimiter(n)
   Call: (217) [system] char_type(n, space)
   Fail: (217) [system] char_type(n, space)
   Call: (217) [system] arg(_138580, v('(', ')', end_of_file), n)
   Fail: (217) [system] arg(_139512, v('(', ')', end_of_file), n)
^  Fail: (216) [user] is_delimiter(n)
   Call: (216) [system] ')'==n
   Fail: (216) [system] ')'==n
   Call: (216) [system] get_char((0x55fbb4538270), n)
   Exit: (216) [system] get_char((0x55fbb4538270), n)
   Call: (216) [system] n=(\)
   Fail: (216) [system] n=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _146862)
   Call: (217) [system] peek_char((0x55fbb4538270), _147796)
   Exit: (217) [system] peek_char((0x55fbb4538270), t)
^  Call: (217) [user] is_delimiter(t)
   Call: (218) [system] char_type(t, space)
   Fail: (218) [system] char_type(t, space)
   Call: (218) [system] arg(_152516, v('(', ')', end_of_file), t)
   Fail: (218) [system] arg(_153448, v('(', ')', end_of_file), t)
^  Fail: (217) [user] is_delimiter(t)
   Call: (217) [system] ')'==t
   Fail: (217) [system] ')'==t
   Call: (217) [system] get_char((0x55fbb4538270), t)
   Exit: (217) [system] get_char((0x55fbb4538270), t)
   Call: (217) [system] t=(\)
   Fail: (217) [system] t=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _160798)
   Call: (218) [system] peek_char((0x55fbb4538270), _161732)
   Exit: (218) [system] peek_char((0x55fbb4538270), r)
^  Call: (218) [user] is_delimiter(r)
   Call: (219) [system] char_type(r, space)
   Fail: (219) [system] char_type(r, space)
   Call: (219) [system] arg(_166452, v('(', ')', end_of_file), r)
   Fail: (219) [system] arg(_167384, v('(', ')', end_of_file), r)
^  Fail: (218) [user] is_delimiter(r)
   Call: (218) [system] ')'==r
   Fail: (218) [system] ')'==r
   Call: (218) [system] get_char((0x55fbb4538270), r)
   Exit: (218) [system] get_char((0x55fbb4538270), r)
   Call: (218) [system] r=(\)
   Fail: (218) [system] r=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _174734)
   Call: (219) [system] peek_char((0x55fbb4538270), _175668)
   Exit: (219) [system] peek_char((0x55fbb4538270), o)
^  Call: (219) [user] is_delimiter(o)
   Call: (220) [system] char_type(o, space)
   Fail: (220) [system] char_type(o, space)
   Call: (220) [system] arg(_180388, v('(', ')', end_of_file), o)
   Fail: (220) [system] arg(_181320, v('(', ')', end_of_file), o)
^  Fail: (219) [user] is_delimiter(o)
   Call: (219) [system] ')'==o
   Fail: (219) [system] ')'==o
   Call: (219) [system] get_char((0x55fbb4538270), o)
   Exit: (219) [system] get_char((0x55fbb4538270), o)
   Call: (219) [system] o=(\)
   Fail: (219) [system] o=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _188670)
   Call: (220) [system] peek_char((0x55fbb4538270), _189604)
   Exit: (220) [system] peek_char((0x55fbb4538270), d)
^  Call: (220) [user] is_delimiter(d)
   Call: (221) [system] char_type(d, space)
   Fail: (221) [system] char_type(d, space)
   Call: (221) [system] arg(_194324, v('(', ')', end_of_file), d)
   Fail: (221) [system] arg(_195256, v('(', ')', end_of_file), d)
^  Fail: (220) [user] is_delimiter(d)
   Call: (220) [system] ')'==d
   Fail: (220) [system] ')'==d
   Call: (220) [system] get_char((0x55fbb4538270), d)
   Exit: (220) [system] get_char((0x55fbb4538270), d)
   Call: (220) [system] d=(\)
   Fail: (220) [system] d=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _202606)
   Call: (221) [system] peek_char((0x55fbb4538270), _203540)
   Exit: (221) [system] peek_char((0x55fbb4538270), u)
^  Call: (221) [user] is_delimiter(u)
   Call: (222) [system] char_type(u, space)
   Fail: (222) [system] char_type(u, space)
   Call: (222) [system] arg(_208260, v('(', ')', end_of_file), u)
   Fail: (222) [system] arg(_209192, v('(', ')', end_of_file), u)
^  Fail: (221) [user] is_delimiter(u)
   Call: (221) [system] ')'==u
   Fail: (221) [system] ')'==u
   Call: (221) [system] get_char((0x55fbb4538270), u)
   Exit: (221) [system] get_char((0x55fbb4538270), u)
   Call: (221) [system] u=(\)
   Fail: (221) [system] u=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _216542)
   Call: (222) [system] peek_char((0x55fbb4538270), _217476)
   Exit: (222) [system] peek_char((0x55fbb4538270), c)
^  Call: (222) [user] is_delimiter(c)
   Call: (223) [system] char_type(c, space)
   Fail: (223) [system] char_type(c, space)
   Call: (223) [system] arg(_222196, v('(', ')', end_of_file), c)
   Fail: (223) [system] arg(_223128, v('(', ')', end_of_file), c)
^  Fail: (222) [user] is_delimiter(c)
   Call: (222) [system] ')'==c
   Fail: (222) [system] ')'==c
   Call: (222) [system] get_char((0x55fbb4538270), c)
   Exit: (222) [system] get_char((0x55fbb4538270), c)
   Call: (222) [system] c=(\)
   Fail: (222) [system] c=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _230478)
   Call: (223) [system] peek_char((0x55fbb4538270), _231412)
   Exit: (223) [system] peek_char((0x55fbb4538270), t)
^  Call: (223) [user] is_delimiter(t)
   Call: (224) [system] char_type(t, space)
   Fail: (224) [system] char_type(t, space)
   Call: (224) [system] arg(_236132, v('(', ')', end_of_file), t)
   Fail: (224) [system] arg(_237064, v('(', ')', end_of_file), t)
^  Fail: (223) [user] is_delimiter(t)
   Call: (223) [system] ')'==t
   Fail: (223) [system] ')'==t
   Call: (223) [system] get_char((0x55fbb4538270), t)
   Exit: (223) [system] get_char((0x55fbb4538270), t)
   Call: (223) [system] t=(\)
   Fail: (223) [system] t=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _244414)
   Call: (224) [system] peek_char((0x55fbb4538270), _245348)
   Exit: (224) [system] peek_char((0x55fbb4538270), i)
^  Call: (224) [user] is_delimiter(i)
   Call: (225) [system] char_type(i, space)
   Fail: (225) [system] char_type(i, space)
   Call: (225) [system] arg(_250068, v('(', ')', end_of_file), i)
   Fail: (225) [system] arg(_251000, v('(', ')', end_of_file), i)
^  Fail: (224) [user] is_delimiter(i)
   Call: (224) [system] ')'==i
   Fail: (224) [system] ')'==i
   Call: (224) [system] get_char((0x55fbb4538270), i)
   Exit: (224) [system] get_char((0x55fbb4538270), i)
   Call: (224) [system] i=(\)
   Fail: (224) [system] i=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _258350)
   Call: (225) [system] peek_char((0x55fbb4538270), _259284)
   Exit: (225) [system] peek_char((0x55fbb4538270), o)
^  Call: (225) [user] is_delimiter(o)
   Call: (226) [system] char_type(o, space)
   Fail: (226) [system] char_type(o, space)
   Call: (226) [system] arg(_264004, v('(', ')', end_of_file), o)
   Fail: (226) [system] arg(_264936, v('(', ')', end_of_file), o)
^  Fail: (225) [user] is_delimiter(o)
   Call: (225) [system] ')'==o
   Fail: (225) [system] ')'==o
   Call: (225) [system] get_char((0x55fbb4538270), o)
   Exit: (225) [system] get_char((0x55fbb4538270), o)
   Call: (225) [system] o=(\)
   Fail: (225) [system] o=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _272286)
   Call: (226) [system] peek_char((0x55fbb4538270), _273220)
   Exit: (226) [system] peek_char((0x55fbb4538270), n)
^  Call: (226) [user] is_delimiter(n)
   Call: (227) [system] char_type(n, space)
   Fail: (227) [system] char_type(n, space)
   Call: (227) [system] arg(_277940, v('(', ')', end_of_file), n)
   Fail: (227) [system] arg(_278872, v('(', ')', end_of_file), n)
^  Fail: (226) [user] is_delimiter(n)
   Call: (226) [system] ')'==n
   Fail: (226) [system] ')'==n
   Call: (226) [system] get_char((0x55fbb4538270), n)
   Exit: (226) [system] get_char((0x55fbb4538270), n)
   Call: (226) [system] n=(\)
   Fail: (226) [system] n=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _286222)
   Call: (227) [system] peek_char((0x55fbb4538270), _287156)
   Exit: (227) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (227) [user] is_delimiter(' ')
   Call: (228) [system] char_type(' ', space)
   Exit: (228) [system] char_type(' ', space)
^  Exit: (227) [user] is_delimiter(' ')
   Call: (227) [system] _286222=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (226) [system] _272286=[n]
   Exit: (226) [system] [n]=[n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (225) [system] _258350=[o, n]
   Exit: (225) [system] [o, n]=[o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (224) [system] _244414=[i, o, n]
   Exit: (224) [system] [i, o, n]=[i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (223) [system] _230478=[t, i, o, n]
   Exit: (223) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (222) [system] _216542=[c, t, i, o, n]
   Exit: (222) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (221) [system] _202606=[u, c, t, i, o, n]
   Exit: (221) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (220) [system] _188670=[d, u, c, t, i, o, n]
   Exit: (220) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (219) [system] _174734=[o, d, u, c, t, i, o, n]
   Exit: (219) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (218) [system] _160798=[r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _146862=[t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _132926=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _118990=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _105054=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _91118=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (212) [system] _77182=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (212) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (211) [system] _63246=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (211) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (210) [system] _49310=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (210) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (209) [system] _35374=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (209) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (208) [system] _21438=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (208) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (207) [system] _7502=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (207) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (206) [system] _4114=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (206) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (205) [system] _4110=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (205) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (204) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _4106)
^  Call: (205) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _357908)
^  Call: (207) [system] setup_call_cleanup('$notrace'(_358860, _358862), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _357908), _358842, fail)), '$restore_trace'(_358860, _358862))
^  Call: (208) [system] sig_atomic(system:'$notrace'(_358860, _358862))
^  Exit: (207) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _357908), _358842, fail)), system:'$restore_trace'(3, -1))
   Call: (206) [system] atomic(_357908)
   Fail: (206) [system] atomic(_357908)
   Call: (206) [system] atom_chars(_357908, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (206) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (205) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
   Call: (205) [system] integer('DisjunctionIntroduction')
   Fail: (205) [system] integer('DisjunctionIntroduction')
   Call: (205) [system] _4106='DisjunctionIntroduction'
   Exit: (205) [system] 'DisjunctionIntroduction'='DisjunctionIntroduction'
^  Exit: (204) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (203) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'DisjunctionIntroduction')
^  Exit: (202) [user] cont_sexpr(')', (0x55fbb4538270), 'DisjunctionIntroduction')
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _372858)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _374716)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
   Call: (204) [system] ' '=(/)
   Fail: (204) [system] ' '=(/)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55fbb4538270), _384310)
   Exit: (204) [system] get_char((0x55fbb4538270), ' ')
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _387014)
   Exit: (205) [system] peek_char((0x55fbb4538270), a)
   Call: (205) [system] a=(;)
   Fail: (205) [system] a=(;)
   Call: (205) [system] a=(/)
   Fail: (205) [system] a=(/)
^  Call: (205) [user] is_like_space(a)
   Call: (206) [system] char_type(a, 'white')
   Fail: (206) [system] char_type(a, 'white')
   Call: (206) [system] char_type(a, end_of_line)
   Fail: (206) [system] char_type(a, end_of_line)
   Call: (206) [system] char_type(a, space)
   Fail: (206) [system] char_type(a, space)
   Call: (206) [system] char_type(a, cntrl)
   Fail: (206) [system] char_type(a, cntrl)
^  Fail: (205) [user] is_like_space(a)
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _403948)
   Exit: (203) [system] peek_char((0x55fbb4538270), a)
   Call: (203) [system] a=')'
   Fail: (203) [system] a=')'
   Call: (203) [system] a=end_of_file
   Fail: (203) [system] a=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55fbb4538270), _409518)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _411376)
   Exit: (205) [system] peek_char((0x55fbb4538270), a)
   Call: (205) [system] a=(;)
   Fail: (205) [system] a=(;)
   Call: (205) [system] a=(/)
   Fail: (205) [system] a=(/)
^  Call: (205) [user] is_like_space(a)
   Call: (206) [system] char_type(a, 'white')
   Fail: (206) [system] char_type(a, 'white')
   Call: (206) [system] char_type(a, end_of_line)
   Fail: (206) [system] char_type(a, end_of_line)
   Call: (206) [system] char_type(a, space)
   Fail: (206) [system] char_type(a, space)
   Call: (206) [system] char_type(a, cntrl)
   Fail: (206) [system] char_type(a, cntrl)
^  Fail: (205) [user] is_like_space(a)
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] get_char((0x55fbb4538270), _427386)
   Exit: (204) [system] get_char((0x55fbb4538270), a)
   Call: (204) [system] a='('
   Fail: (204) [system] a='('
   Call: (204) [system] a='['
   Fail: (204) [system] a='['
   Call: (204) [system] a='{'
   Fail: (204) [system] a='{'
   Call: (204) [system] a='"'
   Fail: (204) [system] a='"'
   Call: (204) [system] a=!
   Fail: (204) [system] a=!
   Call: (204) [system] a='\''
   Fail: (204) [system] a='\''
   Call: (204) [system] a='`'
   Fail: (204) [system] a='`'
   Call: (204) [system] a=end_of_file
   Fail: (204) [system] a=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55fbb4538270), a, _409518)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _445028)
   Call: (206) [system] peek_char((0x55fbb4538270), _445962)
   Exit: (206) [system] peek_char((0x55fbb4538270), b)
^  Call: (206) [user] is_delimiter(b)
   Call: (207) [system] char_type(b, space)
   Fail: (207) [system] char_type(b, space)
   Call: (207) [system] arg(_450682, v('(', ')', end_of_file), b)
   Fail: (207) [system] arg(_451614, v('(', ')', end_of_file), b)
^  Fail: (206) [user] is_delimiter(b)
   Call: (206) [system] ')'==b
   Fail: (206) [system] ')'==b
   Call: (206) [system] get_char((0x55fbb4538270), b)
   Exit: (206) [system] get_char((0x55fbb4538270), b)
   Call: (206) [system] b=(\)
   Fail: (206) [system] b=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _458964)
   Call: (207) [system] peek_char((0x55fbb4538270), _459898)
   Exit: (207) [system] peek_char((0x55fbb4538270), c)
^  Call: (207) [user] is_delimiter(c)
   Call: (208) [system] char_type(c, space)
   Fail: (208) [system] char_type(c, space)
   Call: (208) [system] arg(_464618, v('(', ')', end_of_file), c)
   Fail: (208) [system] arg(_465550, v('(', ')', end_of_file), c)
^  Fail: (207) [user] is_delimiter(c)
   Call: (207) [system] ')'==c
   Fail: (207) [system] ')'==c
   Call: (207) [system] get_char((0x55fbb4538270), c)
   Exit: (207) [system] get_char((0x55fbb4538270), c)
   Call: (207) [system] c=(\)
   Fail: (207) [system] c=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _472900)
   Call: (208) [system] peek_char((0x55fbb4538270), _473834)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (208) [user] is_delimiter(' ')
   Call: (209) [system] char_type(' ', space)
   Exit: (209) [system] char_type(' ', space)
^  Exit: (208) [user] is_delimiter(' ')
   Call: (208) [system] _472900=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (207) [system] _458964=[c]
   Exit: (207) [system] [c]=[c]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [c])
   Call: (206) [system] _445028=[b, c]
   Exit: (206) [system] [b, c]=[b, c]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [b, c])
^  Call: (205) [user] classify_and_convert_charseq([a, b, c], _409518)
^  Call: (206) [user] classify_and_convert_charseq_([a, b, c], _488706)
^  Call: (208) [system] setup_call_cleanup('$notrace'(_489658, _489660), once(user:catch(read_from_chars([a, b, c], _488706), _489640, fail)), '$restore_trace'(_489658, _489660))
^  Call: (209) [system] sig_atomic(system:'$notrace'(_489658, _489660))
^  Exit: (208) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _489640, fail)), system:'$restore_trace'(3, -1))
   Call: (207) [system] atomic(abc)
   Exit: (207) [system] atomic(abc)
^  Exit: (206) [user] classify_and_convert_charseq_([a, b, c], abc)
   Call: (206) [system] integer(abc)
   Fail: (206) [system] integer(abc)
   Call: (206) [system] _409518=abc
   Exit: (206) [system] abc=abc
^  Exit: (205) [user] classify_and_convert_charseq([a, b, c], abc)
^  Exit: (204) [user] read_symbolic(')', (0x55fbb4538270), a, abc)
^  Exit: (203) [user] cont_sexpr(')', (0x55fbb4538270), abc)
^  Call: (203) [user] read_list(')', (0x55fbb4538270), _501786)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _503644)
   Exit: (205) [system] peek_char((0x55fbb4538270), ' ')
   Call: (205) [system] ' '=(;)
   Fail: (205) [system] ' '=(;)
   Call: (205) [system] ' '=(/)
   Fail: (205) [system] ' '=(/)
^  Call: (205) [user] is_like_space(' ')
   Call: (206) [system] char_type(' ', 'white')
   Exit: (206) [system] char_type(' ', 'white')
^  Exit: (205) [user] is_like_space(' ')
   Call: (205) [system] get_char((0x55fbb4538270), _513238)
   Exit: (205) [system] get_char((0x55fbb4538270), ' ')
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _515942)
   Exit: (206) [system] peek_char((0x55fbb4538270), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
   Call: (206) [system] '('=(/)
   Fail: (206) [system] '('=(/)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _532876)
   Exit: (204) [system] peek_char((0x55fbb4538270), '(')
   Call: (204) [system] '('=')'
   Fail: (204) [system] '('=')'
   Call: (204) [system] '('=end_of_file
   Fail: (204) [system] '('=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55fbb4538270), _538446)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _540304)
   Exit: (206) [system] peek_char((0x55fbb4538270), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
   Call: (206) [system] '('=(/)
   Fail: (206) [system] '('=(/)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] get_char((0x55fbb4538270), _556314)
   Exit: (205) [system] get_char((0x55fbb4538270), '(')
   Call: (205) [system] '('='('
   Exit: (205) [system] '('='('
^  Call: (205) [user] read_list(')', (0x55fbb4538270), _538446)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _561884)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'D')
   Call: (207) [system] 'D'=(;)
   Fail: (207) [system] 'D'=(;)
   Call: (207) [system] 'D'=(/)
   Fail: (207) [system] 'D'=(/)
^  Call: (207) [user] is_like_space('D')
   Call: (208) [system] char_type('D', 'white')
   Fail: (208) [system] char_type('D', 'white')
   Call: (208) [system] char_type('D', end_of_line)
   Fail: (208) [system] char_type('D', end_of_line)
   Call: (208) [system] char_type('D', space)
   Fail: (208) [system] char_type('D', space)
   Call: (208) [system] char_type('D', cntrl)
   Fail: (208) [system] char_type('D', cntrl)
^  Fail: (207) [user] is_like_space('D')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _577894)
   Exit: (206) [system] peek_char((0x55fbb4538270), 'D')
   Call: (206) [system] 'D'=')'
   Fail: (206) [system] 'D'=')'
   Call: (206) [system] 'D'=end_of_file
   Fail: (206) [system] 'D'=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55fbb4538270), _583464)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _585322)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'D')
   Call: (208) [system] 'D'=(;)
   Fail: (208) [system] 'D'=(;)
   Call: (208) [system] 'D'=(/)
   Fail: (208) [system] 'D'=(/)
^  Call: (208) [user] is_like_space('D')
   Call: (209) [system] char_type('D', 'white')
   Fail: (209) [system] char_type('D', 'white')
   Call: (209) [system] char_type('D', end_of_line)
   Fail: (209) [system] char_type('D', end_of_line)
   Call: (209) [system] char_type('D', space)
   Fail: (209) [system] char_type('D', space)
   Call: (209) [system] char_type('D', cntrl)
   Fail: (209) [system] char_type('D', cntrl)
^  Fail: (208) [user] is_like_space('D')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] get_char((0x55fbb4538270), _601332)
   Exit: (207) [system] get_char((0x55fbb4538270), 'D')
   Call: (207) [system] 'D'='('
   Fail: (207) [system] 'D'='('
   Call: (207) [system] 'D'='['
   Fail: (207) [system] 'D'='['
   Call: (207) [system] 'D'='{'
   Fail: (207) [system] 'D'='{'
   Call: (207) [system] 'D'='"'
   Fail: (207) [system] 'D'='"'
   Call: (207) [system] 'D'=!
   Fail: (207) [system] 'D'=!
   Call: (207) [system] 'D'='\''
   Fail: (207) [system] 'D'='\''
   Call: (207) [system] 'D'='`'
   Fail: (207) [system] 'D'='`'
   Call: (207) [system] 'D'=end_of_file
   Fail: (207) [system] 'D'=end_of_file
^  Call: (207) [user] read_symbolic(')', (0x55fbb4538270), 'D', _583464)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _618974)
   Call: (209) [system] peek_char((0x55fbb4538270), _619908)
   Exit: (209) [system] peek_char((0x55fbb4538270), i)
^  Call: (209) [user] is_delimiter(i)
   Call: (210) [system] char_type(i, space)
   Fail: (210) [system] char_type(i, space)
   Call: (210) [system] arg(_624628, v('(', ')', end_of_file), i)
   Fail: (210) [system] arg(_625560, v('(', ')', end_of_file), i)
^  Fail: (209) [user] is_delimiter(i)
   Call: (209) [system] ')'==i
   Fail: (209) [system] ')'==i
   Call: (209) [system] get_char((0x55fbb4538270), i)
   Exit: (209) [system] get_char((0x55fbb4538270), i)
   Call: (209) [system] i=(\)
   Fail: (209) [system] i=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _632910)
   Call: (210) [system] peek_char((0x55fbb4538270), _633844)
   Exit: (210) [system] peek_char((0x55fbb4538270), s)
^  Call: (210) [user] is_delimiter(s)
   Call: (211) [system] char_type(s, space)
   Fail: (211) [system] char_type(s, space)
   Call: (211) [system] arg(_638564, v('(', ')', end_of_file), s)
   Fail: (211) [system] arg(_639496, v('(', ')', end_of_file), s)
^  Fail: (210) [user] is_delimiter(s)
   Call: (210) [system] ')'==s
   Fail: (210) [system] ')'==s
   Call: (210) [system] get_char((0x55fbb4538270), s)
   Exit: (210) [system] get_char((0x55fbb4538270), s)
   Call: (210) [system] s=(\)
   Fail: (210) [system] s=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _646846)
   Call: (211) [system] peek_char((0x55fbb4538270), _647780)
   Exit: (211) [system] peek_char((0x55fbb4538270), j)
^  Call: (211) [user] is_delimiter(j)
   Call: (212) [system] char_type(j, space)
   Fail: (212) [system] char_type(j, space)
   Call: (212) [system] arg(_652500, v('(', ')', end_of_file), j)
   Fail: (212) [system] arg(_653432, v('(', ')', end_of_file), j)
^  Fail: (211) [user] is_delimiter(j)
   Call: (211) [system] ')'==j
   Fail: (211) [system] ')'==j
   Call: (211) [system] get_char((0x55fbb4538270), j)
   Exit: (211) [system] get_char((0x55fbb4538270), j)
   Call: (211) [system] j=(\)
   Fail: (211) [system] j=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _660782)
   Call: (212) [system] peek_char((0x55fbb4538270), _661716)
   Exit: (212) [system] peek_char((0x55fbb4538270), u)
^  Call: (212) [user] is_delimiter(u)
   Call: (213) [system] char_type(u, space)
   Fail: (213) [system] char_type(u, space)
   Call: (213) [system] arg(_666436, v('(', ')', end_of_file), u)
   Fail: (213) [system] arg(_667368, v('(', ')', end_of_file), u)
^  Fail: (212) [user] is_delimiter(u)
   Call: (212) [system] ')'==u
   Fail: (212) [system] ')'==u
   Call: (212) [system] get_char((0x55fbb4538270), u)
   Exit: (212) [system] get_char((0x55fbb4538270), u)
   Call: (212) [system] u=(\)
   Fail: (212) [system] u=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _674718)
   Call: (213) [system] peek_char((0x55fbb4538270), _675652)
   Exit: (213) [system] peek_char((0x55fbb4538270), n)
^  Call: (213) [user] is_delimiter(n)
   Call: (214) [system] char_type(n, space)
   Fail: (214) [system] char_type(n, space)
   Call: (214) [system] arg(_680372, v('(', ')', end_of_file), n)
   Fail: (214) [system] arg(_681304, v('(', ')', end_of_file), n)
^  Fail: (213) [user] is_delimiter(n)
   Call: (213) [system] ')'==n
   Fail: (213) [system] ')'==n
   Call: (213) [system] get_char((0x55fbb4538270), n)
   Exit: (213) [system] get_char((0x55fbb4538270), n)
   Call: (213) [system] n=(\)
   Fail: (213) [system] n=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _688654)
   Call: (214) [system] peek_char((0x55fbb4538270), _689588)
   Exit: (214) [system] peek_char((0x55fbb4538270), c)
^  Call: (214) [user] is_delimiter(c)
   Call: (215) [system] char_type(c, space)
   Fail: (215) [system] char_type(c, space)
   Call: (215) [system] arg(_694308, v('(', ')', end_of_file), c)
   Fail: (215) [system] arg(_695240, v('(', ')', end_of_file), c)
^  Fail: (214) [user] is_delimiter(c)
   Call: (214) [system] ')'==c
   Fail: (214) [system] ')'==c
   Call: (214) [system] get_char((0x55fbb4538270), c)
   Exit: (214) [system] get_char((0x55fbb4538270), c)
   Call: (214) [system] c=(\)
   Fail: (214) [system] c=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _702590)
   Call: (215) [system] peek_char((0x55fbb4538270), _703524)
   Exit: (215) [system] peek_char((0x55fbb4538270), t)
^  Call: (215) [user] is_delimiter(t)
   Call: (216) [system] char_type(t, space)
   Fail: (216) [system] char_type(t, space)
   Call: (216) [system] arg(_708244, v('(', ')', end_of_file), t)
   Fail: (216) [system] arg(_709176, v('(', ')', end_of_file), t)
^  Fail: (215) [user] is_delimiter(t)
   Call: (215) [system] ')'==t
   Fail: (215) [system] ')'==t
   Call: (215) [system] get_char((0x55fbb4538270), t)
   Exit: (215) [system] get_char((0x55fbb4538270), t)
   Call: (215) [system] t=(\)
   Fail: (215) [system] t=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _716526)
   Call: (216) [system] peek_char((0x55fbb4538270), _717460)
   Exit: (216) [system] peek_char((0x55fbb4538270), i)
^  Call: (216) [user] is_delimiter(i)
   Call: (217) [system] char_type(i, space)
   Fail: (217) [system] char_type(i, space)
   Call: (217) [system] arg(_722180, v('(', ')', end_of_file), i)
   Fail: (217) [system] arg(_723112, v('(', ')', end_of_file), i)
^  Fail: (216) [user] is_delimiter(i)
   Call: (216) [system] ')'==i
   Fail: (216) [system] ')'==i
   Call: (216) [system] get_char((0x55fbb4538270), i)
   Exit: (216) [system] get_char((0x55fbb4538270), i)
   Call: (216) [system] i=(\)
   Fail: (216) [system] i=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _730462)
   Call: (217) [system] peek_char((0x55fbb4538270), _731396)
   Exit: (217) [system] peek_char((0x55fbb4538270), o)
^  Call: (217) [user] is_delimiter(o)
   Call: (218) [system] char_type(o, space)
   Fail: (218) [system] char_type(o, space)
   Call: (218) [system] arg(_736116, v('(', ')', end_of_file), o)
   Fail: (218) [system] arg(_737048, v('(', ')', end_of_file), o)
^  Fail: (217) [user] is_delimiter(o)
   Call: (217) [system] ')'==o
   Fail: (217) [system] ')'==o
   Call: (217) [system] get_char((0x55fbb4538270), o)
   Exit: (217) [system] get_char((0x55fbb4538270), o)
   Call: (217) [system] o=(\)
   Fail: (217) [system] o=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _744398)
   Call: (218) [system] peek_char((0x55fbb4538270), _745332)
   Exit: (218) [system] peek_char((0x55fbb4538270), n)
^  Call: (218) [user] is_delimiter(n)
   Call: (219) [system] char_type(n, space)
   Fail: (219) [system] char_type(n, space)
   Call: (219) [system] arg(_750052, v('(', ')', end_of_file), n)
   Fail: (219) [system] arg(_750984, v('(', ')', end_of_file), n)
^  Fail: (218) [user] is_delimiter(n)
   Call: (218) [system] ')'==n
   Fail: (218) [system] ')'==n
   Call: (218) [system] get_char((0x55fbb4538270), n)
   Exit: (218) [system] get_char((0x55fbb4538270), n)
   Call: (218) [system] n=(\)
   Fail: (218) [system] n=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _758334)
   Call: (219) [system] peek_char((0x55fbb4538270), _759268)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (219) [user] is_delimiter('I')
   Call: (220) [system] char_type('I', space)
   Fail: (220) [system] char_type('I', space)
   Call: (220) [system] arg(_763988, v('(', ')', end_of_file), 'I')
   Fail: (220) [system] arg(_764920, v('(', ')', end_of_file), 'I')
^  Fail: (219) [user] is_delimiter('I')
   Call: (219) [system] ')'=='I'
   Fail: (219) [system] ')'=='I'
   Call: (219) [system] get_char((0x55fbb4538270), 'I')
   Exit: (219) [system] get_char((0x55fbb4538270), 'I')
   Call: (219) [system] 'I'=(\)
   Fail: (219) [system] 'I'=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _772270)
   Call: (220) [system] peek_char((0x55fbb4538270), _773204)
   Exit: (220) [system] peek_char((0x55fbb4538270), n)
^  Call: (220) [user] is_delimiter(n)
   Call: (221) [system] char_type(n, space)
   Fail: (221) [system] char_type(n, space)
   Call: (221) [system] arg(_777924, v('(', ')', end_of_file), n)
   Fail: (221) [system] arg(_778856, v('(', ')', end_of_file), n)
^  Fail: (220) [user] is_delimiter(n)
   Call: (220) [system] ')'==n
   Fail: (220) [system] ')'==n
   Call: (220) [system] get_char((0x55fbb4538270), n)
   Exit: (220) [system] get_char((0x55fbb4538270), n)
   Call: (220) [system] n=(\)
   Fail: (220) [system] n=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _786206)
   Call: (221) [system] peek_char((0x55fbb4538270), _787140)
   Exit: (221) [system] peek_char((0x55fbb4538270), t)
^  Call: (221) [user] is_delimiter(t)
   Call: (222) [system] char_type(t, space)
   Fail: (222) [system] char_type(t, space)
   Call: (222) [system] arg(_791860, v('(', ')', end_of_file), t)
   Fail: (222) [system] arg(_792792, v('(', ')', end_of_file), t)
^  Fail: (221) [user] is_delimiter(t)
   Call: (221) [system] ')'==t
   Fail: (221) [system] ')'==t
   Call: (221) [system] get_char((0x55fbb4538270), t)
   Exit: (221) [system] get_char((0x55fbb4538270), t)
   Call: (221) [system] t=(\)
   Fail: (221) [system] t=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _800142)
   Call: (222) [system] peek_char((0x55fbb4538270), _801076)
   Exit: (222) [system] peek_char((0x55fbb4538270), r)
^  Call: (222) [user] is_delimiter(r)
   Call: (223) [system] char_type(r, space)
   Fail: (223) [system] char_type(r, space)
   Call: (223) [system] arg(_805796, v('(', ')', end_of_file), r)
   Fail: (223) [system] arg(_806728, v('(', ')', end_of_file), r)
^  Fail: (222) [user] is_delimiter(r)
   Call: (222) [system] ')'==r
   Fail: (222) [system] ')'==r
   Call: (222) [system] get_char((0x55fbb4538270), r)
   Exit: (222) [system] get_char((0x55fbb4538270), r)
   Call: (222) [system] r=(\)
   Fail: (222) [system] r=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _814078)
   Call: (223) [system] peek_char((0x55fbb4538270), _815012)
   Exit: (223) [system] peek_char((0x55fbb4538270), o)
^  Call: (223) [user] is_delimiter(o)
   Call: (224) [system] char_type(o, space)
   Fail: (224) [system] char_type(o, space)
   Call: (224) [system] arg(_819732, v('(', ')', end_of_file), o)
   Fail: (224) [system] arg(_820664, v('(', ')', end_of_file), o)
^  Fail: (223) [user] is_delimiter(o)
   Call: (223) [system] ')'==o
   Fail: (223) [system] ')'==o
   Call: (223) [system] get_char((0x55fbb4538270), o)
   Exit: (223) [system] get_char((0x55fbb4538270), o)
   Call: (223) [system] o=(\)
   Fail: (223) [system] o=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _828014)
   Call: (224) [system] peek_char((0x55fbb4538270), _828948)
   Exit: (224) [system] peek_char((0x55fbb4538270), d)
^  Call: (224) [user] is_delimiter(d)
   Call: (225) [system] char_type(d, space)
   Fail: (225) [system] char_type(d, space)
   Call: (225) [system] arg(_833668, v('(', ')', end_of_file), d)
   Fail: (225) [system] arg(_834600, v('(', ')', end_of_file), d)
^  Fail: (224) [user] is_delimiter(d)
   Call: (224) [system] ')'==d
   Fail: (224) [system] ')'==d
   Call: (224) [system] get_char((0x55fbb4538270), d)
   Exit: (224) [system] get_char((0x55fbb4538270), d)
   Call: (224) [system] d=(\)
   Fail: (224) [system] d=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _841950)
   Call: (225) [system] peek_char((0x55fbb4538270), _842884)
   Exit: (225) [system] peek_char((0x55fbb4538270), u)
^  Call: (225) [user] is_delimiter(u)
   Call: (226) [system] char_type(u, space)
   Fail: (226) [system] char_type(u, space)
   Call: (226) [system] arg(_847604, v('(', ')', end_of_file), u)
   Fail: (226) [system] arg(_848536, v('(', ')', end_of_file), u)
^  Fail: (225) [user] is_delimiter(u)
   Call: (225) [system] ')'==u
   Fail: (225) [system] ')'==u
   Call: (225) [system] get_char((0x55fbb4538270), u)
   Exit: (225) [system] get_char((0x55fbb4538270), u)
   Call: (225) [system] u=(\)
   Fail: (225) [system] u=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _855886)
   Call: (226) [system] peek_char((0x55fbb4538270), _856820)
   Exit: (226) [system] peek_char((0x55fbb4538270), c)
^  Call: (226) [user] is_delimiter(c)
   Call: (227) [system] char_type(c, space)
   Fail: (227) [system] char_type(c, space)
   Call: (227) [system] arg(_861540, v('(', ')', end_of_file), c)
   Fail: (227) [system] arg(_862472, v('(', ')', end_of_file), c)
^  Fail: (226) [user] is_delimiter(c)
   Call: (226) [system] ')'==c
   Fail: (226) [system] ')'==c
   Call: (226) [system] get_char((0x55fbb4538270), c)
   Exit: (226) [system] get_char((0x55fbb4538270), c)
   Call: (226) [system] c=(\)
   Fail: (226) [system] c=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _869822)
   Call: (227) [system] peek_char((0x55fbb4538270), _870756)
   Exit: (227) [system] peek_char((0x55fbb4538270), t)
^  Call: (227) [user] is_delimiter(t)
   Call: (228) [system] char_type(t, space)
   Fail: (228) [system] char_type(t, space)
   Call: (228) [system] arg(_875476, v('(', ')', end_of_file), t)
   Fail: (228) [system] arg(_876408, v('(', ')', end_of_file), t)
^  Fail: (227) [user] is_delimiter(t)
   Call: (227) [system] ')'==t
   Fail: (227) [system] ')'==t
   Call: (227) [system] get_char((0x55fbb4538270), t)
   Exit: (227) [system] get_char((0x55fbb4538270), t)
   Call: (227) [system] t=(\)
   Fail: (227) [system] t=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _883758)
   Call: (228) [system] peek_char((0x55fbb4538270), _884692)
   Exit: (228) [system] peek_char((0x55fbb4538270), i)
^  Call: (228) [user] is_delimiter(i)
   Call: (229) [system] char_type(i, space)
   Fail: (229) [system] char_type(i, space)
   Call: (229) [system] arg(_889412, v('(', ')', end_of_file), i)
   Fail: (229) [system] arg(_890344, v('(', ')', end_of_file), i)
^  Fail: (228) [user] is_delimiter(i)
   Call: (228) [system] ')'==i
   Fail: (228) [system] ')'==i
   Call: (228) [system] get_char((0x55fbb4538270), i)
   Exit: (228) [system] get_char((0x55fbb4538270), i)
   Call: (228) [system] i=(\)
   Fail: (228) [system] i=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _897694)
   Call: (229) [system] peek_char((0x55fbb4538270), _898628)
   Exit: (229) [system] peek_char((0x55fbb4538270), o)
^  Call: (229) [user] is_delimiter(o)
   Call: (230) [system] char_type(o, space)
   Fail: (230) [system] char_type(o, space)
   Call: (230) [system] arg(_903348, v('(', ')', end_of_file), o)
   Fail: (230) [system] arg(_904280, v('(', ')', end_of_file), o)
^  Fail: (229) [user] is_delimiter(o)
   Call: (229) [system] ')'==o
   Fail: (229) [system] ')'==o
   Call: (229) [system] get_char((0x55fbb4538270), o)
   Exit: (229) [system] get_char((0x55fbb4538270), o)
   Call: (229) [system] o=(\)
   Fail: (229) [system] o=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _911630)
   Call: (230) [system] peek_char((0x55fbb4538270), _912564)
   Exit: (230) [system] peek_char((0x55fbb4538270), n)
^  Call: (230) [user] is_delimiter(n)
   Call: (231) [system] char_type(n, space)
   Fail: (231) [system] char_type(n, space)
   Call: (231) [system] arg(_917284, v('(', ')', end_of_file), n)
   Fail: (231) [system] arg(_918216, v('(', ')', end_of_file), n)
^  Fail: (230) [user] is_delimiter(n)
   Call: (230) [system] ')'==n
   Fail: (230) [system] ')'==n
   Call: (230) [system] get_char((0x55fbb4538270), n)
   Exit: (230) [system] get_char((0x55fbb4538270), n)
   Call: (230) [system] n=(\)
   Fail: (230) [system] n=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _925566)
   Call: (231) [system] peek_char((0x55fbb4538270), _926500)
   Exit: (231) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (231) [user] is_delimiter(' ')
   Call: (232) [system] char_type(' ', space)
   Exit: (232) [system] char_type(' ', space)
^  Exit: (231) [user] is_delimiter(' ')
   Call: (231) [system] _925566=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (230) [system] _911630=[n]
   Exit: (230) [system] [n]=[n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (229) [system] _897694=[o, n]
   Exit: (229) [system] [o, n]=[o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (228) [system] _883758=[i, o, n]
   Exit: (228) [system] [i, o, n]=[i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (227) [system] _869822=[t, i, o, n]
   Exit: (227) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (226) [system] _855886=[c, t, i, o, n]
   Exit: (226) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (225) [system] _841950=[u, c, t, i, o, n]
   Exit: (225) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (224) [system] _828014=[d, u, c, t, i, o, n]
   Exit: (224) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (223) [system] _814078=[o, d, u, c, t, i, o, n]
   Exit: (223) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (222) [system] _800142=[r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _786206=[t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _772270=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _758334=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _744398=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _730462=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _716526=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _702590=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _688654=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _674718=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (212) [system] _660782=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (212) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (211) [system] _646846=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (211) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (210) [system] _632910=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (210) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (209) [system] _618974=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (209) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (208) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _583464)
^  Call: (209) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _997252)
^  Call: (211) [system] setup_call_cleanup('$notrace'(_998204, _998206), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _997252), _998186, fail)), '$restore_trace'(_998204, _998206))
^  Call: (212) [system] sig_atomic(system:'$notrace'(_998204, _998206))
^  Exit: (211) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _997252), _998186, fail)), system:'$restore_trace'(3, -1))
   Call: (210) [system] atomic(_997252)
   Fail: (210) [system] atomic(_997252)
   Call: (210) [system] atom_chars(_997252, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (210) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (209) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
   Call: (209) [system] integer('DisjunctionIntroduction')
   Fail: (209) [system] integer('DisjunctionIntroduction')
   Call: (209) [system] _583464='DisjunctionIntroduction'
   Exit: (209) [system] 'DisjunctionIntroduction'='DisjunctionIntroduction'
^  Exit: (208) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (207) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'DisjunctionIntroduction')
^  Exit: (206) [user] cont_sexpr(')', (0x55fbb4538270), 'DisjunctionIntroduction')
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _1012202)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1014060)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
   Call: (208) [system] ' '=(;)
   Fail: (208) [system] ' '=(;)
   Call: (208) [system] ' '=(/)
   Fail: (208) [system] ' '=(/)
^  Call: (208) [user] is_like_space(' ')
   Call: (209) [system] char_type(' ', 'white')
   Exit: (209) [system] char_type(' ', 'white')
^  Exit: (208) [user] is_like_space(' ')
   Call: (208) [system] get_char((0x55fbb4538270), _1023654)
   Exit: (208) [system] get_char((0x55fbb4538270), ' ')
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1026358)
   Exit: (209) [system] peek_char((0x55fbb4538270), a)
   Call: (209) [system] a=(;)
   Fail: (209) [system] a=(;)
   Call: (209) [system] a=(/)
   Fail: (209) [system] a=(/)
^  Call: (209) [user] is_like_space(a)
   Call: (210) [system] char_type(a, 'white')
   Fail: (210) [system] char_type(a, 'white')
   Call: (210) [system] char_type(a, end_of_line)
   Fail: (210) [system] char_type(a, end_of_line)
   Call: (210) [system] char_type(a, space)
   Fail: (210) [system] char_type(a, space)
   Call: (210) [system] char_type(a, cntrl)
   Fail: (210) [system] char_type(a, cntrl)
^  Fail: (209) [user] is_like_space(a)
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1043292)
   Exit: (207) [system] peek_char((0x55fbb4538270), a)
   Call: (207) [system] a=')'
   Fail: (207) [system] a=')'
   Call: (207) [system] a=end_of_file
   Fail: (207) [system] a=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55fbb4538270), _1048862)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1050720)
   Exit: (209) [system] peek_char((0x55fbb4538270), a)
   Call: (209) [system] a=(;)
   Fail: (209) [system] a=(;)
   Call: (209) [system] a=(/)
   Fail: (209) [system] a=(/)
^  Call: (209) [user] is_like_space(a)
   Call: (210) [system] char_type(a, 'white')
   Fail: (210) [system] char_type(a, 'white')
   Call: (210) [system] char_type(a, end_of_line)
   Fail: (210) [system] char_type(a, end_of_line)
   Call: (210) [system] char_type(a, space)
   Fail: (210) [system] char_type(a, space)
   Call: (210) [system] char_type(a, cntrl)
   Fail: (210) [system] char_type(a, cntrl)
^  Fail: (209) [user] is_like_space(a)
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] get_char((0x55fbb4538270), _1066730)
   Exit: (208) [system] get_char((0x55fbb4538270), a)
   Call: (208) [system] a='('
   Fail: (208) [system] a='('
   Call: (208) [system] a='['
   Fail: (208) [system] a='['
   Call: (208) [system] a='{'
   Fail: (208) [system] a='{'
   Call: (208) [system] a='"'
   Fail: (208) [system] a='"'
   Call: (208) [system] a=!
   Fail: (208) [system] a=!
   Call: (208) [system] a='\''
   Fail: (208) [system] a='\''
   Call: (208) [system] a='`'
   Fail: (208) [system] a='`'
   Call: (208) [system] a=end_of_file
   Fail: (208) [system] a=end_of_file
^  Call: (208) [user] read_symbolic(')', (0x55fbb4538270), a, _1048862)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1084372)
   Call: (210) [system] peek_char((0x55fbb4538270), _1085306)
   Exit: (210) [system] peek_char((0x55fbb4538270), b)
^  Call: (210) [user] is_delimiter(b)
   Call: (211) [system] char_type(b, space)
   Fail: (211) [system] char_type(b, space)
   Call: (211) [system] arg(_1090026, v('(', ')', end_of_file), b)
   Fail: (211) [system] arg(_1090958, v('(', ')', end_of_file), b)
^  Fail: (210) [user] is_delimiter(b)
   Call: (210) [system] ')'==b
   Fail: (210) [system] ')'==b
   Call: (210) [system] get_char((0x55fbb4538270), b)
   Exit: (210) [system] get_char((0x55fbb4538270), b)
   Call: (210) [system] b=(\)
   Fail: (210) [system] b=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1098308)
   Call: (211) [system] peek_char((0x55fbb4538270), _1099242)
   Exit: (211) [system] peek_char((0x55fbb4538270), c)
^  Call: (211) [user] is_delimiter(c)
   Call: (212) [system] char_type(c, space)
   Fail: (212) [system] char_type(c, space)
   Call: (212) [system] arg(_1103962, v('(', ')', end_of_file), c)
   Fail: (212) [system] arg(_1104894, v('(', ')', end_of_file), c)
^  Fail: (211) [user] is_delimiter(c)
   Call: (211) [system] ')'==c
   Fail: (211) [system] ')'==c
   Call: (211) [system] get_char((0x55fbb4538270), c)
   Exit: (211) [system] get_char((0x55fbb4538270), c)
   Call: (211) [system] c=(\)
   Fail: (211) [system] c=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1112244)
   Call: (212) [system] peek_char((0x55fbb4538270), _1113178)
   Exit: (212) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (212) [user] is_delimiter(' ')
   Call: (213) [system] char_type(' ', space)
   Exit: (213) [system] char_type(' ', space)
^  Exit: (212) [user] is_delimiter(' ')
   Call: (212) [system] _1112244=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (211) [system] _1098308=[c]
   Exit: (211) [system] [c]=[c]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [c])
   Call: (210) [system] _1084372=[b, c]
   Exit: (210) [system] [b, c]=[b, c]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [b, c])
^  Call: (209) [user] classify_and_convert_charseq([a, b, c], _1048862)
^  Call: (210) [user] classify_and_convert_charseq_([a, b, c], _1128050)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_1129002, _1129004), once(user:catch(read_from_chars([a, b, c], _1128050), _1128984, fail)), '$restore_trace'(_1129002, _1129004))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_1129002, _1129004))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _1128984, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(abc)
   Exit: (211) [system] atomic(abc)
^  Exit: (210) [user] classify_and_convert_charseq_([a, b, c], abc)
   Call: (210) [system] integer(abc)
   Fail: (210) [system] integer(abc)
   Call: (210) [system] _1048862=abc
   Exit: (210) [system] abc=abc
^  Exit: (209) [user] classify_and_convert_charseq([a, b, c], abc)
^  Exit: (208) [user] read_symbolic(')', (0x55fbb4538270), a, abc)
^  Exit: (207) [user] cont_sexpr(')', (0x55fbb4538270), abc)
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _1141130)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1142988)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
   Call: (209) [system] ' '=(/)
   Fail: (209) [system] ' '=(/)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55fbb4538270), _1152582)
   Exit: (209) [system] get_char((0x55fbb4538270), ' ')
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1155286)
   Exit: (210) [system] peek_char((0x55fbb4538270), a)
   Call: (210) [system] a=(;)
   Fail: (210) [system] a=(;)
   Call: (210) [system] a=(/)
   Fail: (210) [system] a=(/)
^  Call: (210) [user] is_like_space(a)
   Call: (211) [system] char_type(a, 'white')
   Fail: (211) [system] char_type(a, 'white')
   Call: (211) [system] char_type(a, end_of_line)
   Fail: (211) [system] char_type(a, end_of_line)
   Call: (211) [system] char_type(a, space)
   Fail: (211) [system] char_type(a, space)
   Call: (211) [system] char_type(a, cntrl)
   Fail: (211) [system] char_type(a, cntrl)
^  Fail: (210) [user] is_like_space(a)
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1172220)
   Exit: (208) [system] peek_char((0x55fbb4538270), a)
   Call: (208) [system] a=')'
   Fail: (208) [system] a=')'
   Call: (208) [system] a=end_of_file
   Fail: (208) [system] a=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55fbb4538270), _1177790)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1179648)
   Exit: (210) [system] peek_char((0x55fbb4538270), a)
   Call: (210) [system] a=(;)
   Fail: (210) [system] a=(;)
   Call: (210) [system] a=(/)
   Fail: (210) [system] a=(/)
^  Call: (210) [user] is_like_space(a)
   Call: (211) [system] char_type(a, 'white')
   Fail: (211) [system] char_type(a, 'white')
   Call: (211) [system] char_type(a, end_of_line)
   Fail: (211) [system] char_type(a, end_of_line)
   Call: (211) [system] char_type(a, space)
   Fail: (211) [system] char_type(a, space)
   Call: (211) [system] char_type(a, cntrl)
   Fail: (211) [system] char_type(a, cntrl)
^  Fail: (210) [user] is_like_space(a)
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] get_char((0x55fbb4538270), _1195658)
   Exit: (209) [system] get_char((0x55fbb4538270), a)
   Call: (209) [system] a='('
   Fail: (209) [system] a='('
   Call: (209) [system] a='['
   Fail: (209) [system] a='['
   Call: (209) [system] a='{'
   Fail: (209) [system] a='{'
   Call: (209) [system] a='"'
   Fail: (209) [system] a='"'
   Call: (209) [system] a=!
   Fail: (209) [system] a=!
   Call: (209) [system] a='\''
   Fail: (209) [system] a='\''
   Call: (209) [system] a='`'
   Fail: (209) [system] a='`'
   Call: (209) [system] a=end_of_file
   Fail: (209) [system] a=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55fbb4538270), a, _1177790)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1213300)
   Call: (211) [system] peek_char((0x55fbb4538270), _1214234)
   Exit: (211) [system] peek_char((0x55fbb4538270), b)
^  Call: (211) [user] is_delimiter(b)
   Call: (212) [system] char_type(b, space)
   Fail: (212) [system] char_type(b, space)
   Call: (212) [system] arg(_1218954, v('(', ')', end_of_file), b)
   Fail: (212) [system] arg(_1219886, v('(', ')', end_of_file), b)
^  Fail: (211) [user] is_delimiter(b)
   Call: (211) [system] ')'==b
   Fail: (211) [system] ')'==b
   Call: (211) [system] get_char((0x55fbb4538270), b)
   Exit: (211) [system] get_char((0x55fbb4538270), b)
   Call: (211) [system] b=(\)
   Fail: (211) [system] b=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1227236)
   Call: (212) [system] peek_char((0x55fbb4538270), _1228170)
   Exit: (212) [system] peek_char((0x55fbb4538270), c)
^  Call: (212) [user] is_delimiter(c)
   Call: (213) [system] char_type(c, space)
   Fail: (213) [system] char_type(c, space)
   Call: (213) [system] arg(_1232890, v('(', ')', end_of_file), c)
   Fail: (213) [system] arg(_1233822, v('(', ')', end_of_file), c)
^  Fail: (212) [user] is_delimiter(c)
   Call: (212) [system] ')'==c
   Fail: (212) [system] ')'==c
   Call: (212) [system] get_char((0x55fbb4538270), c)
   Exit: (212) [system] get_char((0x55fbb4538270), c)
   Call: (212) [system] c=(\)
   Fail: (212) [system] c=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1241172)
   Call: (213) [system] peek_char((0x55fbb4538270), _1242106)
   Exit: (213) [system] peek_char((0x55fbb4538270), ')')
^  Call: (213) [user] is_delimiter(')')
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] arg(_1246826, v('(', ')', end_of_file), ')')
   Exit: (214) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (213) [user] is_delimiter(')')
   Call: (213) [system] _1241172=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (212) [system] _1227236=[c]
   Exit: (212) [system] [c]=[c]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [c])
   Call: (211) [system] _1213300=[b, c]
   Exit: (211) [system] [b, c]=[b, c]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [b, c])
^  Call: (210) [user] classify_and_convert_charseq([a, b, c], _1177790)
^  Call: (211) [user] classify_and_convert_charseq_([a, b, c], _1258850)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_1259802, _1259804), once(user:catch(read_from_chars([a, b, c], _1258850), _1259784, fail)), '$restore_trace'(_1259802, _1259804))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_1259802, _1259804))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _1259784, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(abc)
   Exit: (212) [system] atomic(abc)
^  Exit: (211) [user] classify_and_convert_charseq_([a, b, c], abc)
   Call: (211) [system] integer(abc)
   Fail: (211) [system] integer(abc)
   Call: (211) [system] _1177790=abc
   Exit: (211) [system] abc=abc
^  Exit: (210) [user] classify_and_convert_charseq([a, b, c], abc)
^  Exit: (209) [user] read_symbolic(')', (0x55fbb4538270), a, abc)
^  Exit: (208) [user] cont_sexpr(')', (0x55fbb4538270), abc)
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _1271930)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1273788)
   Exit: (210) [system] peek_char((0x55fbb4538270), ')')
   Call: (210) [system] ')'=(;)
   Fail: (210) [system] ')'=(;)
   Call: (210) [system] ')'=(/)
   Fail: (210) [system] ')'=(/)
^  Call: (210) [user] is_like_space(')')
   Call: (211) [system] char_type(')', 'white')
   Fail: (211) [system] char_type(')', 'white')
   Call: (211) [system] char_type(')', end_of_line)
   Fail: (211) [system] char_type(')', end_of_line)
   Call: (211) [system] char_type(')', space)
   Fail: (211) [system] char_type(')', space)
   Call: (211) [system] char_type(')', cntrl)
   Fail: (211) [system] char_type(')', cntrl)
^  Fail: (210) [user] is_like_space(')')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1289798)
   Exit: (209) [system] peek_char((0x55fbb4538270), ')')
   Call: (209) [system] ')'=')'
   Exit: (209) [system] ')'=')'
   Call: (209) [system] get_char((0x55fbb4538270), _1293588)
   Exit: (209) [system] get_char((0x55fbb4538270), ')')
   Call: (209) [system] _1271930=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), [])
   Call: (208) [system] _1141130=[abc]
   Exit: (208) [system] [abc]=[abc]
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), [abc])
   Call: (207) [system] _1012202=[abc, abc]
   Exit: (207) [system] [abc, abc]=[abc, abc]
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), [abc, abc])
   Call: (206) [system] _538446=['DisjunctionIntroduction', abc, abc]
   Exit: (206) [system] ['DisjunctionIntroduction', abc, abc]=['DisjunctionIntroduction', abc, abc]
^  Exit: (205) [user] read_list(')', (0x55fbb4538270), ['DisjunctionIntroduction', abc, abc])
^  Exit: (204) [user] cont_sexpr(')', (0x55fbb4538270), ['DisjunctionIntroduction', abc, abc])
^  Call: (204) [user] read_list(')', (0x55fbb4538270), _1307470)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1309328)
   Exit: (206) [system] peek_char((0x55fbb4538270), ')')
   Call: (206) [system] ')'=(;)
   Fail: (206) [system] ')'=(;)
   Call: (206) [system] ')'=(/)
   Fail: (206) [system] ')'=(/)
^  Call: (206) [user] is_like_space(')')
   Call: (207) [system] char_type(')', 'white')
   Fail: (207) [system] char_type(')', 'white')
   Call: (207) [system] char_type(')', end_of_line)
   Fail: (207) [system] char_type(')', end_of_line)
   Call: (207) [system] char_type(')', space)
   Fail: (207) [system] char_type(')', space)
   Call: (207) [system] char_type(')', cntrl)
   Fail: (207) [system] char_type(')', cntrl)
^  Fail: (206) [user] is_like_space(')')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1325338)
   Exit: (205) [system] peek_char((0x55fbb4538270), ')')
   Call: (205) [system] ')'=')'
   Exit: (205) [system] ')'=')'
   Call: (205) [system] get_char((0x55fbb4538270), _1329128)
   Exit: (205) [system] get_char((0x55fbb4538270), ')')
   Call: (205) [system] _1307470=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_list(')', (0x55fbb4538270), [])
   Call: (204) [system] _501786=[['DisjunctionIntroduction', abc, abc]]
   Exit: (204) [system] [['DisjunctionIntroduction', abc, abc]]=[['DisjunctionIntroduction', abc, abc]]
^  Exit: (203) [user] read_list(')', (0x55fbb4538270), [['DisjunctionIntroduction', abc, abc]])
   Call: (203) [system] _372858=[abc, ['DisjunctionIntroduction', abc, abc]]
   Exit: (203) [system] [abc, ['DisjunctionIntroduction', abc, abc]]=[abc, ['DisjunctionIntroduction', abc, abc]]
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), [abc, ['DisjunctionIntroduction', abc, abc]])
   Call: (202) [system] _4100=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, abc]]
   Exit: (202) [system] ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, abc]]=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, abc]]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, abc]])
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, abc]])
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _1343010)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1344868)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _1354462)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1357166)
   Exit: (203) [system] peek_char((0x55fbb4538270), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
   Call: (203) [system] '('=(/)
   Fail: (203) [system] '('=(/)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1374100)
   Exit: (201) [system] peek_char((0x55fbb4538270), '(')
   Call: (201) [system] '('=')'
   Fail: (201) [system] '('=')'
   Call: (201) [system] '('=end_of_file
   Fail: (201) [system] '('=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _1379670)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1381528)
   Exit: (203) [system] peek_char((0x55fbb4538270), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
   Call: (203) [system] '('=(/)
   Fail: (203) [system] '('=(/)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _1397538)
   Exit: (202) [system] get_char((0x55fbb4538270), '(')
   Call: (202) [system] '('='('
   Exit: (202) [system] '('='('
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _1379670)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1403108)
   Exit: (204) [system] peek_char((0x55fbb4538270), 'O')
   Call: (204) [system] 'O'=(;)
   Fail: (204) [system] 'O'=(;)
   Call: (204) [system] 'O'=(/)
   Fail: (204) [system] 'O'=(/)
^  Call: (204) [user] is_like_space('O')
   Call: (205) [system] char_type('O', 'white')
   Fail: (205) [system] char_type('O', 'white')
   Call: (205) [system] char_type('O', end_of_line)
   Fail: (205) [system] char_type('O', end_of_line)
   Call: (205) [system] char_type('O', space)
   Fail: (205) [system] char_type('O', space)
   Call: (205) [system] char_type('O', cntrl)
   Fail: (205) [system] char_type('O', cntrl)
^  Fail: (204) [user] is_like_space('O')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1419118)
   Exit: (203) [system] peek_char((0x55fbb4538270), 'O')
   Call: (203) [system] 'O'=')'
   Fail: (203) [system] 'O'=')'
   Call: (203) [system] 'O'=end_of_file
   Fail: (203) [system] 'O'=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55fbb4538270), _1424688)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1426546)
   Exit: (205) [system] peek_char((0x55fbb4538270), 'O')
   Call: (205) [system] 'O'=(;)
   Fail: (205) [system] 'O'=(;)
   Call: (205) [system] 'O'=(/)
   Fail: (205) [system] 'O'=(/)
^  Call: (205) [user] is_like_space('O')
   Call: (206) [system] char_type('O', 'white')
   Fail: (206) [system] char_type('O', 'white')
   Call: (206) [system] char_type('O', end_of_line)
   Fail: (206) [system] char_type('O', end_of_line)
   Call: (206) [system] char_type('O', space)
   Fail: (206) [system] char_type('O', space)
   Call: (206) [system] char_type('O', cntrl)
   Fail: (206) [system] char_type('O', cntrl)
^  Fail: (205) [user] is_like_space('O')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] get_char((0x55fbb4538270), _1442556)
   Exit: (204) [system] get_char((0x55fbb4538270), 'O')
   Call: (204) [system] 'O'='('
   Fail: (204) [system] 'O'='('
   Call: (204) [system] 'O'='['
   Fail: (204) [system] 'O'='['
   Call: (204) [system] 'O'='{'
   Fail: (204) [system] 'O'='{'
   Call: (204) [system] 'O'='"'
   Fail: (204) [system] 'O'='"'
   Call: (204) [system] 'O'=!
   Fail: (204) [system] 'O'=!
   Call: (204) [system] 'O'='\''
   Fail: (204) [system] 'O'='\''
   Call: (204) [system] 'O'='`'
   Fail: (204) [system] 'O'='`'
   Call: (204) [system] 'O'=end_of_file
   Fail: (204) [system] 'O'=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55fbb4538270), 'O', _1424688)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1460198)
   Call: (206) [system] peek_char((0x55fbb4538270), _1461132)
   Exit: (206) [system] peek_char((0x55fbb4538270), r)
^  Call: (206) [user] is_delimiter(r)
   Call: (207) [system] char_type(r, space)
   Fail: (207) [system] char_type(r, space)
   Call: (207) [system] arg(_1465852, v('(', ')', end_of_file), r)
   Fail: (207) [system] arg(_1466784, v('(', ')', end_of_file), r)
^  Fail: (206) [user] is_delimiter(r)
   Call: (206) [system] ')'==r
   Fail: (206) [system] ')'==r
   Call: (206) [system] get_char((0x55fbb4538270), r)
   Exit: (206) [system] get_char((0x55fbb4538270), r)
   Call: (206) [system] r=(\)
   Fail: (206) [system] r=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1474134)
   Call: (207) [system] peek_char((0x55fbb4538270), _1475068)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (207) [user] is_delimiter('L')
   Call: (208) [system] char_type('L', space)
   Fail: (208) [system] char_type('L', space)
   Call: (208) [system] arg(_1479788, v('(', ')', end_of_file), 'L')
   Fail: (208) [system] arg(_1480720, v('(', ')', end_of_file), 'L')
^  Fail: (207) [user] is_delimiter('L')
   Call: (207) [system] ')'=='L'
   Fail: (207) [system] ')'=='L'
   Call: (207) [system] get_char((0x55fbb4538270), 'L')
   Exit: (207) [system] get_char((0x55fbb4538270), 'L')
   Call: (207) [system] 'L'=(\)
   Fail: (207) [system] 'L'=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1488070)
   Call: (208) [system] peek_char((0x55fbb4538270), _1489004)
   Exit: (208) [system] peek_char((0x55fbb4538270), i)
^  Call: (208) [user] is_delimiter(i)
   Call: (209) [system] char_type(i, space)
   Fail: (209) [system] char_type(i, space)
   Call: (209) [system] arg(_1493724, v('(', ')', end_of_file), i)
   Fail: (209) [system] arg(_1494656, v('(', ')', end_of_file), i)
^  Fail: (208) [user] is_delimiter(i)
   Call: (208) [system] ')'==i
   Fail: (208) [system] ')'==i
   Call: (208) [system] get_char((0x55fbb4538270), i)
   Exit: (208) [system] get_char((0x55fbb4538270), i)
   Call: (208) [system] i=(\)
   Fail: (208) [system] i=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1502006)
   Call: (209) [system] peek_char((0x55fbb4538270), _1502940)
   Exit: (209) [system] peek_char((0x55fbb4538270), n)
^  Call: (209) [user] is_delimiter(n)
   Call: (210) [system] char_type(n, space)
   Fail: (210) [system] char_type(n, space)
   Call: (210) [system] arg(_1507660, v('(', ')', end_of_file), n)
   Fail: (210) [system] arg(_1508592, v('(', ')', end_of_file), n)
^  Fail: (209) [user] is_delimiter(n)
   Call: (209) [system] ')'==n
   Fail: (209) [system] ')'==n
   Call: (209) [system] get_char((0x55fbb4538270), n)
   Exit: (209) [system] get_char((0x55fbb4538270), n)
   Call: (209) [system] n=(\)
   Fail: (209) [system] n=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1515942)
   Call: (210) [system] peek_char((0x55fbb4538270), _1516876)
   Exit: (210) [system] peek_char((0x55fbb4538270), k)
^  Call: (210) [user] is_delimiter(k)
   Call: (211) [system] char_type(k, space)
   Fail: (211) [system] char_type(k, space)
   Call: (211) [system] arg(_1521596, v('(', ')', end_of_file), k)
   Fail: (211) [system] arg(_1522528, v('(', ')', end_of_file), k)
^  Fail: (210) [user] is_delimiter(k)
   Call: (210) [system] ')'==k
   Fail: (210) [system] ')'==k
   Call: (210) [system] get_char((0x55fbb4538270), k)
   Exit: (210) [system] get_char((0x55fbb4538270), k)
   Call: (210) [system] k=(\)
   Fail: (210) [system] k=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1529878)
   Call: (211) [system] peek_char((0x55fbb4538270), _1530812)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (211) [user] is_delimiter(' ')
   Call: (212) [system] char_type(' ', space)
   Exit: (212) [system] char_type(' ', space)
^  Exit: (211) [user] is_delimiter(' ')
   Call: (211) [system] _1529878=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (210) [system] _1515942=[k]
   Exit: (210) [system] [k]=[k]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (209) [system] _1502006=[n, k]
   Exit: (209) [system] [n, k]=[n, k]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (208) [system] _1488070=[i, n, k]
   Exit: (208) [system] [i, n, k]=[i, n, k]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (207) [system] _1474134=['L', i, n, k]
   Exit: (207) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (206) [system] _1460198=[r, 'L', i, n, k]
   Exit: (206) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (205) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _1424688)
^  Call: (206) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _1554066)
^  Call: (208) [system] setup_call_cleanup('$notrace'(_1555018, _1555020), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1554066), _1555000, fail)), '$restore_trace'(_1555018, _1555020))
^  Call: (209) [system] sig_atomic(system:'$notrace'(_1555018, _1555020))
^  Exit: (208) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1554066), _1555000, fail)), system:'$restore_trace'(3, -1))
   Call: (207) [system] atomic(_1554066)
   Fail: (207) [system] atomic(_1554066)
   Call: (207) [system] atom_chars(_1554066, ['O', r, 'L', i, n, k])
   Exit: (207) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (206) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (206) [system] integer('OrLink')
   Fail: (206) [system] integer('OrLink')
   Call: (206) [system] _1424688='OrLink'
   Exit: (206) [system] 'OrLink'='OrLink'
^  Exit: (205) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (204) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (203) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (203) [user] read_list(')', (0x55fbb4538270), _1569016)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1570874)
   Exit: (205) [system] peek_char((0x55fbb4538270), ' ')
   Call: (205) [system] ' '=(;)
   Fail: (205) [system] ' '=(;)
   Call: (205) [system] ' '=(/)
   Fail: (205) [system] ' '=(/)
^  Call: (205) [user] is_like_space(' ')
   Call: (206) [system] char_type(' ', 'white')
   Exit: (206) [system] char_type(' ', 'white')
^  Exit: (205) [user] is_like_space(' ')
   Call: (205) [system] get_char((0x55fbb4538270), _1580468)
   Exit: (205) [system] get_char((0x55fbb4538270), ' ')
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1583172)
   Exit: (206) [system] peek_char((0x55fbb4538270), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
   Call: (206) [system] '('=(/)
   Fail: (206) [system] '('=(/)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1600106)
   Exit: (204) [system] peek_char((0x55fbb4538270), '(')
   Call: (204) [system] '('=')'
   Fail: (204) [system] '('=')'
   Call: (204) [system] '('=end_of_file
   Fail: (204) [system] '('=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55fbb4538270), _1605676)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1607534)
   Exit: (206) [system] peek_char((0x55fbb4538270), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
   Call: (206) [system] '('=(/)
   Fail: (206) [system] '('=(/)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] get_char((0x55fbb4538270), _1623544)
   Exit: (205) [system] get_char((0x55fbb4538270), '(')
   Call: (205) [system] '('='('
   Exit: (205) [system] '('='('
^  Call: (205) [user] read_list(')', (0x55fbb4538270), _1605676)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1629114)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'I')
   Call: (207) [system] 'I'=(;)
   Fail: (207) [system] 'I'=(;)
   Call: (207) [system] 'I'=(/)
   Fail: (207) [system] 'I'=(/)
^  Call: (207) [user] is_like_space('I')
   Call: (208) [system] char_type('I', 'white')
   Fail: (208) [system] char_type('I', 'white')
   Call: (208) [system] char_type('I', end_of_line)
   Fail: (208) [system] char_type('I', end_of_line)
   Call: (208) [system] char_type('I', space)
   Fail: (208) [system] char_type('I', space)
   Call: (208) [system] char_type('I', cntrl)
   Fail: (208) [system] char_type('I', cntrl)
^  Fail: (207) [user] is_like_space('I')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1645124)
   Exit: (206) [system] peek_char((0x55fbb4538270), 'I')
   Call: (206) [system] 'I'=')'
   Fail: (206) [system] 'I'=')'
   Call: (206) [system] 'I'=end_of_file
   Fail: (206) [system] 'I'=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55fbb4538270), _1650694)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1652552)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'I')
   Call: (208) [system] 'I'=(;)
   Fail: (208) [system] 'I'=(;)
   Call: (208) [system] 'I'=(/)
   Fail: (208) [system] 'I'=(/)
^  Call: (208) [user] is_like_space('I')
   Call: (209) [system] char_type('I', 'white')
   Fail: (209) [system] char_type('I', 'white')
   Call: (209) [system] char_type('I', end_of_line)
   Fail: (209) [system] char_type('I', end_of_line)
   Call: (209) [system] char_type('I', space)
   Fail: (209) [system] char_type('I', space)
   Call: (209) [system] char_type('I', cntrl)
   Fail: (209) [system] char_type('I', cntrl)
^  Fail: (208) [user] is_like_space('I')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] get_char((0x55fbb4538270), _1668562)
   Exit: (207) [system] get_char((0x55fbb4538270), 'I')
   Call: (207) [system] 'I'='('
   Fail: (207) [system] 'I'='('
   Call: (207) [system] 'I'='['
   Fail: (207) [system] 'I'='['
   Call: (207) [system] 'I'='{'
   Fail: (207) [system] 'I'='{'
   Call: (207) [system] 'I'='"'
   Fail: (207) [system] 'I'='"'
   Call: (207) [system] 'I'=!
   Fail: (207) [system] 'I'=!
   Call: (207) [system] 'I'='\''
   Fail: (207) [system] 'I'='\''
   Call: (207) [system] 'I'='`'
   Fail: (207) [system] 'I'='`'
   Call: (207) [system] 'I'=end_of_file
   Fail: (207) [system] 'I'=end_of_file
^  Call: (207) [user] read_symbolic(')', (0x55fbb4538270), 'I', _1650694)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1686204)
   Call: (209) [system] peek_char((0x55fbb4538270), _1687138)
   Exit: (209) [system] peek_char((0x55fbb4538270), m)
^  Call: (209) [user] is_delimiter(m)
   Call: (210) [system] char_type(m, space)
   Fail: (210) [system] char_type(m, space)
   Call: (210) [system] arg(_1691858, v('(', ')', end_of_file), m)
   Fail: (210) [system] arg(_1692790, v('(', ')', end_of_file), m)
^  Fail: (209) [user] is_delimiter(m)
   Call: (209) [system] ')'==m
   Fail: (209) [system] ')'==m
   Call: (209) [system] get_char((0x55fbb4538270), m)
   Exit: (209) [system] get_char((0x55fbb4538270), m)
   Call: (209) [system] m=(\)
   Fail: (209) [system] m=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1700140)
   Call: (210) [system] peek_char((0x55fbb4538270), _1701074)
   Exit: (210) [system] peek_char((0x55fbb4538270), p)
^  Call: (210) [user] is_delimiter(p)
   Call: (211) [system] char_type(p, space)
   Fail: (211) [system] char_type(p, space)
   Call: (211) [system] arg(_1705794, v('(', ')', end_of_file), p)
   Fail: (211) [system] arg(_1706726, v('(', ')', end_of_file), p)
^  Fail: (210) [user] is_delimiter(p)
   Call: (210) [system] ')'==p
   Fail: (210) [system] ')'==p
   Call: (210) [system] get_char((0x55fbb4538270), p)
   Exit: (210) [system] get_char((0x55fbb4538270), p)
   Call: (210) [system] p=(\)
   Fail: (210) [system] p=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1714076)
   Call: (211) [system] peek_char((0x55fbb4538270), _1715010)
   Exit: (211) [system] peek_char((0x55fbb4538270), l)
^  Call: (211) [user] is_delimiter(l)
   Call: (212) [system] char_type(l, space)
   Fail: (212) [system] char_type(l, space)
   Call: (212) [system] arg(_1719730, v('(', ')', end_of_file), l)
   Fail: (212) [system] arg(_1720662, v('(', ')', end_of_file), l)
^  Fail: (211) [user] is_delimiter(l)
   Call: (211) [system] ')'==l
   Fail: (211) [system] ')'==l
   Call: (211) [system] get_char((0x55fbb4538270), l)
   Exit: (211) [system] get_char((0x55fbb4538270), l)
   Call: (211) [system] l=(\)
   Fail: (211) [system] l=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1728012)
   Call: (212) [system] peek_char((0x55fbb4538270), _1728946)
   Exit: (212) [system] peek_char((0x55fbb4538270), i)
^  Call: (212) [user] is_delimiter(i)
   Call: (213) [system] char_type(i, space)
   Fail: (213) [system] char_type(i, space)
   Call: (213) [system] arg(_1733666, v('(', ')', end_of_file), i)
   Fail: (213) [system] arg(_1734598, v('(', ')', end_of_file), i)
^  Fail: (212) [user] is_delimiter(i)
   Call: (212) [system] ')'==i
   Fail: (212) [system] ')'==i
   Call: (212) [system] get_char((0x55fbb4538270), i)
   Exit: (212) [system] get_char((0x55fbb4538270), i)
   Call: (212) [system] i=(\)
   Fail: (212) [system] i=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1741948)
   Call: (213) [system] peek_char((0x55fbb4538270), _1742882)
   Exit: (213) [system] peek_char((0x55fbb4538270), c)
^  Call: (213) [user] is_delimiter(c)
   Call: (214) [system] char_type(c, space)
   Fail: (214) [system] char_type(c, space)
   Call: (214) [system] arg(_1747602, v('(', ')', end_of_file), c)
   Fail: (214) [system] arg(_1748534, v('(', ')', end_of_file), c)
^  Fail: (213) [user] is_delimiter(c)
   Call: (213) [system] ')'==c
   Fail: (213) [system] ')'==c
   Call: (213) [system] get_char((0x55fbb4538270), c)
   Exit: (213) [system] get_char((0x55fbb4538270), c)
   Call: (213) [system] c=(\)
   Fail: (213) [system] c=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1755884)
   Call: (214) [system] peek_char((0x55fbb4538270), _1756818)
   Exit: (214) [system] peek_char((0x55fbb4538270), a)
^  Call: (214) [user] is_delimiter(a)
   Call: (215) [system] char_type(a, space)
   Fail: (215) [system] char_type(a, space)
   Call: (215) [system] arg(_1761538, v('(', ')', end_of_file), a)
   Fail: (215) [system] arg(_1762470, v('(', ')', end_of_file), a)
^  Fail: (214) [user] is_delimiter(a)
   Call: (214) [system] ')'==a
   Fail: (214) [system] ')'==a
   Call: (214) [system] get_char((0x55fbb4538270), a)
   Exit: (214) [system] get_char((0x55fbb4538270), a)
   Call: (214) [system] a=(\)
   Fail: (214) [system] a=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1769820)
   Call: (215) [system] peek_char((0x55fbb4538270), _1770754)
   Exit: (215) [system] peek_char((0x55fbb4538270), t)
^  Call: (215) [user] is_delimiter(t)
   Call: (216) [system] char_type(t, space)
   Fail: (216) [system] char_type(t, space)
   Call: (216) [system] arg(_1775474, v('(', ')', end_of_file), t)
   Fail: (216) [system] arg(_1776406, v('(', ')', end_of_file), t)
^  Fail: (215) [user] is_delimiter(t)
   Call: (215) [system] ')'==t
   Fail: (215) [system] ')'==t
   Call: (215) [system] get_char((0x55fbb4538270), t)
   Exit: (215) [system] get_char((0x55fbb4538270), t)
   Call: (215) [system] t=(\)
   Fail: (215) [system] t=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1783756)
   Call: (216) [system] peek_char((0x55fbb4538270), _1784690)
   Exit: (216) [system] peek_char((0x55fbb4538270), i)
^  Call: (216) [user] is_delimiter(i)
   Call: (217) [system] char_type(i, space)
   Fail: (217) [system] char_type(i, space)
   Call: (217) [system] arg(_1789410, v('(', ')', end_of_file), i)
   Fail: (217) [system] arg(_1790342, v('(', ')', end_of_file), i)
^  Fail: (216) [user] is_delimiter(i)
   Call: (216) [system] ')'==i
   Fail: (216) [system] ')'==i
   Call: (216) [system] get_char((0x55fbb4538270), i)
   Exit: (216) [system] get_char((0x55fbb4538270), i)
   Call: (216) [system] i=(\)
   Fail: (216) [system] i=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1797692)
   Call: (217) [system] peek_char((0x55fbb4538270), _1798626)
   Exit: (217) [system] peek_char((0x55fbb4538270), o)
^  Call: (217) [user] is_delimiter(o)
   Call: (218) [system] char_type(o, space)
   Fail: (218) [system] char_type(o, space)
   Call: (218) [system] arg(_1803346, v('(', ')', end_of_file), o)
   Fail: (218) [system] arg(_1804278, v('(', ')', end_of_file), o)
^  Fail: (217) [user] is_delimiter(o)
   Call: (217) [system] ')'==o
   Fail: (217) [system] ')'==o
   Call: (217) [system] get_char((0x55fbb4538270), o)
   Exit: (217) [system] get_char((0x55fbb4538270), o)
   Call: (217) [system] o=(\)
   Fail: (217) [system] o=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1811628)
   Call: (218) [system] peek_char((0x55fbb4538270), _1812562)
   Exit: (218) [system] peek_char((0x55fbb4538270), n)
^  Call: (218) [user] is_delimiter(n)
   Call: (219) [system] char_type(n, space)
   Fail: (219) [system] char_type(n, space)
   Call: (219) [system] arg(_1817282, v('(', ')', end_of_file), n)
   Fail: (219) [system] arg(_1818214, v('(', ')', end_of_file), n)
^  Fail: (218) [user] is_delimiter(n)
   Call: (218) [system] ')'==n
   Fail: (218) [system] ')'==n
   Call: (218) [system] get_char((0x55fbb4538270), n)
   Exit: (218) [system] get_char((0x55fbb4538270), n)
   Call: (218) [system] n=(\)
   Fail: (218) [system] n=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1825564)
   Call: (219) [system] peek_char((0x55fbb4538270), _1826498)
   Exit: (219) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (219) [user] is_delimiter(' ')
   Call: (220) [system] char_type(' ', space)
   Exit: (220) [system] char_type(' ', space)
^  Exit: (219) [user] is_delimiter(' ')
   Call: (219) [system] _1825564=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (218) [system] _1811628=[n]
   Exit: (218) [system] [n]=[n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (217) [system] _1797692=[o, n]
   Exit: (217) [system] [o, n]=[o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (216) [system] _1783756=[i, o, n]
   Exit: (216) [system] [i, o, n]=[i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (215) [system] _1769820=[t, i, o, n]
   Exit: (215) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (214) [system] _1755884=[a, t, i, o, n]
   Exit: (214) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (213) [system] _1741948=[c, a, t, i, o, n]
   Exit: (213) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (212) [system] _1728012=[i, c, a, t, i, o, n]
   Exit: (212) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (211) [system] _1714076=[l, i, c, a, t, i, o, n]
   Exit: (211) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (210) [system] _1700140=[p, l, i, c, a, t, i, o, n]
   Exit: (210) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (209) [system] _1686204=[m, p, l, i, c, a, t, i, o, n]
   Exit: (209) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (208) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _1650694)
^  Call: (209) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _1863722)
^  Call: (211) [system] setup_call_cleanup('$notrace'(_1864674, _1864676), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1863722), _1864656, fail)), '$restore_trace'(_1864674, _1864676))
^  Call: (212) [system] sig_atomic(system:'$notrace'(_1864674, _1864676))
^  Exit: (211) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1863722), _1864656, fail)), system:'$restore_trace'(3, -1))
   Call: (210) [system] atomic(_1863722)
   Fail: (210) [system] atomic(_1863722)
   Call: (210) [system] atom_chars(_1863722, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (210) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (209) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (209) [system] integer('Implication')
   Fail: (209) [system] integer('Implication')
   Call: (209) [system] _1650694='Implication'
   Exit: (209) [system] 'Implication'='Implication'
^  Exit: (208) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (207) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (206) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _1878672)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1880530)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
   Call: (208) [system] ' '=(;)
   Fail: (208) [system] ' '=(;)
   Call: (208) [system] ' '=(/)
   Fail: (208) [system] ' '=(/)
^  Call: (208) [user] is_like_space(' ')
   Call: (209) [system] char_type(' ', 'white')
   Exit: (209) [system] char_type(' ', 'white')
^  Exit: (208) [user] is_like_space(' ')
   Call: (208) [system] get_char((0x55fbb4538270), _1890124)
   Exit: (208) [system] get_char((0x55fbb4538270), ' ')
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1892828)
   Exit: (209) [system] peek_char((0x55fbb4538270), '(')
   Call: (209) [system] '('=(;)
   Fail: (209) [system] '('=(;)
   Call: (209) [system] '('=(/)
   Fail: (209) [system] '('=(/)
^  Call: (209) [user] is_like_space('(')
   Call: (210) [system] char_type('(', 'white')
   Fail: (210) [system] char_type('(', 'white')
   Call: (210) [system] char_type('(', end_of_line)
   Fail: (210) [system] char_type('(', end_of_line)
   Call: (210) [system] char_type('(', space)
   Fail: (210) [system] char_type('(', space)
   Call: (210) [system] char_type('(', cntrl)
   Fail: (210) [system] char_type('(', cntrl)
^  Fail: (209) [user] is_like_space('(')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1909762)
   Exit: (207) [system] peek_char((0x55fbb4538270), '(')
   Call: (207) [system] '('=')'
   Fail: (207) [system] '('=')'
   Call: (207) [system] '('=end_of_file
   Fail: (207) [system] '('=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55fbb4538270), _1915332)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1917190)
   Exit: (209) [system] peek_char((0x55fbb4538270), '(')
   Call: (209) [system] '('=(;)
   Fail: (209) [system] '('=(;)
   Call: (209) [system] '('=(/)
   Fail: (209) [system] '('=(/)
^  Call: (209) [user] is_like_space('(')
   Call: (210) [system] char_type('(', 'white')
   Fail: (210) [system] char_type('(', 'white')
   Call: (210) [system] char_type('(', end_of_line)
   Fail: (210) [system] char_type('(', end_of_line)
   Call: (210) [system] char_type('(', space)
   Fail: (210) [system] char_type('(', space)
   Call: (210) [system] char_type('(', cntrl)
   Fail: (210) [system] char_type('(', cntrl)
^  Fail: (209) [user] is_like_space('(')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] get_char((0x55fbb4538270), _1933200)
   Exit: (208) [system] get_char((0x55fbb4538270), '(')
   Call: (208) [system] '('='('
   Exit: (208) [system] '('='('
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _1915332)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1938770)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'A')
   Call: (210) [system] 'A'=(;)
   Fail: (210) [system] 'A'=(;)
   Call: (210) [system] 'A'=(/)
   Fail: (210) [system] 'A'=(/)
^  Call: (210) [user] is_like_space('A')
   Call: (211) [system] char_type('A', 'white')
   Fail: (211) [system] char_type('A', 'white')
   Call: (211) [system] char_type('A', end_of_line)
   Fail: (211) [system] char_type('A', end_of_line)
   Call: (211) [system] char_type('A', space)
   Fail: (211) [system] char_type('A', space)
   Call: (211) [system] char_type('A', cntrl)
   Fail: (211) [system] char_type('A', cntrl)
^  Fail: (210) [user] is_like_space('A')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1954780)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'A')
   Call: (209) [system] 'A'=')'
   Fail: (209) [system] 'A'=')'
   Call: (209) [system] 'A'=end_of_file
   Fail: (209) [system] 'A'=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55fbb4538270), _1960350)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1962208)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'A')
   Call: (211) [system] 'A'=(;)
   Fail: (211) [system] 'A'=(;)
   Call: (211) [system] 'A'=(/)
   Fail: (211) [system] 'A'=(/)
^  Call: (211) [user] is_like_space('A')
   Call: (212) [system] char_type('A', 'white')
   Fail: (212) [system] char_type('A', 'white')
   Call: (212) [system] char_type('A', end_of_line)
   Fail: (212) [system] char_type('A', end_of_line)
   Call: (212) [system] char_type('A', space)
   Fail: (212) [system] char_type('A', space)
   Call: (212) [system] char_type('A', cntrl)
   Fail: (212) [system] char_type('A', cntrl)
^  Fail: (211) [user] is_like_space('A')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] get_char((0x55fbb4538270), _1978218)
   Exit: (210) [system] get_char((0x55fbb4538270), 'A')
   Call: (210) [system] 'A'='('
   Fail: (210) [system] 'A'='('
   Call: (210) [system] 'A'='['
   Fail: (210) [system] 'A'='['
   Call: (210) [system] 'A'='{'
   Fail: (210) [system] 'A'='{'
   Call: (210) [system] 'A'='"'
   Fail: (210) [system] 'A'='"'
   Call: (210) [system] 'A'=!
   Fail: (210) [system] 'A'=!
   Call: (210) [system] 'A'='\''
   Fail: (210) [system] 'A'='\''
   Call: (210) [system] 'A'='`'
   Fail: (210) [system] 'A'='`'
   Call: (210) [system] 'A'=end_of_file
   Fail: (210) [system] 'A'=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1960350)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1995860)
   Call: (212) [system] peek_char((0x55fbb4538270), _1996794)
   Exit: (212) [system] peek_char((0x55fbb4538270), n)
^  Call: (212) [user] is_delimiter(n)
   Call: (213) [system] char_type(n, space)
   Fail: (213) [system] char_type(n, space)
   Call: (213) [system] arg(_2001514, v('(', ')', end_of_file), n)
   Fail: (213) [system] arg(_2002446, v('(', ')', end_of_file), n)
^  Fail: (212) [user] is_delimiter(n)
   Call: (212) [system] ')'==n
   Fail: (212) [system] ')'==n
   Call: (212) [system] get_char((0x55fbb4538270), n)
   Exit: (212) [system] get_char((0x55fbb4538270), n)
   Call: (212) [system] n=(\)
   Fail: (212) [system] n=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _2009796)
   Call: (213) [system] peek_char((0x55fbb4538270), _2010730)
   Exit: (213) [system] peek_char((0x55fbb4538270), d)
^  Call: (213) [user] is_delimiter(d)
   Call: (214) [system] char_type(d, space)
   Fail: (214) [system] char_type(d, space)
   Call: (214) [system] arg(_2015450, v('(', ')', end_of_file), d)
   Fail: (214) [system] arg(_2016382, v('(', ')', end_of_file), d)
^  Fail: (213) [user] is_delimiter(d)
   Call: (213) [system] ')'==d
   Fail: (213) [system] ')'==d
   Call: (213) [system] get_char((0x55fbb4538270), d)
   Exit: (213) [system] get_char((0x55fbb4538270), d)
   Call: (213) [system] d=(\)
   Fail: (213) [system] d=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _2023732)
   Call: (214) [system] peek_char((0x55fbb4538270), _2024666)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (214) [user] is_delimiter('L')
   Call: (215) [system] char_type('L', space)
   Fail: (215) [system] char_type('L', space)
   Call: (215) [system] arg(_2029386, v('(', ')', end_of_file), 'L')
   Fail: (215) [system] arg(_2030318, v('(', ')', end_of_file), 'L')
^  Fail: (214) [user] is_delimiter('L')
   Call: (214) [system] ')'=='L'
   Fail: (214) [system] ')'=='L'
   Call: (214) [system] get_char((0x55fbb4538270), 'L')
   Exit: (214) [system] get_char((0x55fbb4538270), 'L')
   Call: (214) [system] 'L'=(\)
   Fail: (214) [system] 'L'=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _2037668)
   Call: (215) [system] peek_char((0x55fbb4538270), _2038602)
   Exit: (215) [system] peek_char((0x55fbb4538270), i)
^  Call: (215) [user] is_delimiter(i)
   Call: (216) [system] char_type(i, space)
   Fail: (216) [system] char_type(i, space)
   Call: (216) [system] arg(_2043322, v('(', ')', end_of_file), i)
   Fail: (216) [system] arg(_2044254, v('(', ')', end_of_file), i)
^  Fail: (215) [user] is_delimiter(i)
   Call: (215) [system] ')'==i
   Fail: (215) [system] ')'==i
   Call: (215) [system] get_char((0x55fbb4538270), i)
   Exit: (215) [system] get_char((0x55fbb4538270), i)
   Call: (215) [system] i=(\)
   Fail: (215) [system] i=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _2051604)
   Call: (216) [system] peek_char((0x55fbb4538270), _2052538)
   Exit: (216) [system] peek_char((0x55fbb4538270), n)
^  Call: (216) [user] is_delimiter(n)
   Call: (217) [system] char_type(n, space)
   Fail: (217) [system] char_type(n, space)
   Call: (217) [system] arg(_2057258, v('(', ')', end_of_file), n)
   Fail: (217) [system] arg(_2058190, v('(', ')', end_of_file), n)
^  Fail: (216) [user] is_delimiter(n)
   Call: (216) [system] ')'==n
   Fail: (216) [system] ')'==n
   Call: (216) [system] get_char((0x55fbb4538270), n)
   Exit: (216) [system] get_char((0x55fbb4538270), n)
   Call: (216) [system] n=(\)
   Fail: (216) [system] n=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _2065540)
   Call: (217) [system] peek_char((0x55fbb4538270), _2066474)
   Exit: (217) [system] peek_char((0x55fbb4538270), k)
^  Call: (217) [user] is_delimiter(k)
   Call: (218) [system] char_type(k, space)
   Fail: (218) [system] char_type(k, space)
   Call: (218) [system] arg(_2071194, v('(', ')', end_of_file), k)
   Fail: (218) [system] arg(_2072126, v('(', ')', end_of_file), k)
^  Fail: (217) [user] is_delimiter(k)
   Call: (217) [system] ')'==k
   Fail: (217) [system] ')'==k
   Call: (217) [system] get_char((0x55fbb4538270), k)
   Exit: (217) [system] get_char((0x55fbb4538270), k)
   Call: (217) [system] k=(\)
   Fail: (217) [system] k=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _2079476)
   Call: (218) [system] peek_char((0x55fbb4538270), _2080410)
   Exit: (218) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (218) [user] is_delimiter(' ')
   Call: (219) [system] char_type(' ', space)
   Exit: (219) [system] char_type(' ', space)
^  Exit: (218) [user] is_delimiter(' ')
   Call: (218) [system] _2079476=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (217) [system] _2065540=[k]
   Exit: (217) [system] [k]=[k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (216) [system] _2051604=[n, k]
   Exit: (216) [system] [n, k]=[n, k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (215) [system] _2037668=[i, n, k]
   Exit: (215) [system] [i, n, k]=[i, n, k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (214) [system] _4184=['L', i, n, k]
   Exit: (214) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (213) [system] _4180=[d, 'L', i, n, k]
   Exit: (213) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (212) [system] _4176=[n, d, 'L', i, n, k]
   Exit: (212) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (211) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _4172)
^  Call: (212) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _13882)
^  Call: (214) [system] setup_call_cleanup('$notrace'(_14834, _14836), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _13882), _14816, fail)), '$restore_trace'(_14834, _14836))
^  Call: (215) [system] sig_atomic(system:'$notrace'(_14834, _14836))
^  Exit: (214) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _13882), _14816, fail)), system:'$restore_trace'(3, -1))
   Call: (213) [system] atomic(_13882)
   Fail: (213) [system] atomic(_13882)
   Call: (213) [system] atom_chars(_13882, ['A', n, d, 'L', i, n, k])
   Exit: (213) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (212) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (212) [system] integer('AndLink')
   Fail: (212) [system] integer('AndLink')
   Call: (212) [system] _4172='AndLink'
   Exit: (212) [system] 'AndLink'='AndLink'
^  Exit: (211) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (210) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (209) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _28832)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _30690)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
   Call: (211) [system] ' '=(/)
   Fail: (211) [system] ' '=(/)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55fbb4538270), _40284)
   Exit: (211) [system] get_char((0x55fbb4538270), ' ')
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _42988)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'A')
   Call: (212) [system] 'A'=(;)
   Fail: (212) [system] 'A'=(;)
   Call: (212) [system] 'A'=(/)
   Fail: (212) [system] 'A'=(/)
^  Call: (212) [user] is_like_space('A')
   Call: (213) [system] char_type('A', 'white')
   Fail: (213) [system] char_type('A', 'white')
   Call: (213) [system] char_type('A', end_of_line)
   Fail: (213) [system] char_type('A', end_of_line)
   Call: (213) [system] char_type('A', space)
   Fail: (213) [system] char_type('A', space)
   Call: (213) [system] char_type('A', cntrl)
   Fail: (213) [system] char_type('A', cntrl)
^  Fail: (212) [user] is_like_space('A')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _59922)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'A')
   Call: (210) [system] 'A'=')'
   Fail: (210) [system] 'A'=')'
   Call: (210) [system] 'A'=end_of_file
   Fail: (210) [system] 'A'=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55fbb4538270), _65492)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _67350)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'A')
   Call: (212) [system] 'A'=(;)
   Fail: (212) [system] 'A'=(;)
   Call: (212) [system] 'A'=(/)
   Fail: (212) [system] 'A'=(/)
^  Call: (212) [user] is_like_space('A')
   Call: (213) [system] char_type('A', 'white')
   Fail: (213) [system] char_type('A', 'white')
   Call: (213) [system] char_type('A', end_of_line)
   Fail: (213) [system] char_type('A', end_of_line)
   Call: (213) [system] char_type('A', space)
   Fail: (213) [system] char_type('A', space)
   Call: (213) [system] char_type('A', cntrl)
   Fail: (213) [system] char_type('A', cntrl)
^  Fail: (212) [user] is_like_space('A')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] get_char((0x55fbb4538270), _83360)
   Exit: (211) [system] get_char((0x55fbb4538270), 'A')
   Call: (211) [system] 'A'='('
   Fail: (211) [system] 'A'='('
   Call: (211) [system] 'A'='['
   Fail: (211) [system] 'A'='['
   Call: (211) [system] 'A'='{'
   Fail: (211) [system] 'A'='{'
   Call: (211) [system] 'A'='"'
   Fail: (211) [system] 'A'='"'
   Call: (211) [system] 'A'=!
   Fail: (211) [system] 'A'=!
   Call: (211) [system] 'A'='\''
   Fail: (211) [system] 'A'='\''
   Call: (211) [system] 'A'='`'
   Fail: (211) [system] 'A'='`'
   Call: (211) [system] 'A'=end_of_file
   Fail: (211) [system] 'A'=end_of_file
^  Call: (211) [user] read_symbolic(')', (0x55fbb4538270), 'A', _65492)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _101002)
   Call: (213) [system] peek_char((0x55fbb4538270), _101936)
   Exit: (213) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (213) [user] is_delimiter(' ')
   Call: (214) [system] char_type(' ', space)
   Exit: (214) [system] char_type(' ', space)
^  Exit: (213) [user] is_delimiter(' ')
   Call: (213) [system] _101002=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (212) [user] classify_and_convert_charseq(['A'], _65492)
^  Call: (213) [user] classify_and_convert_charseq_(['A'], _111220)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_112172, _112174), once(user:catch(read_from_chars(['A'], _111220), _112154, fail)), '$restore_trace'(_112172, _112174))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_112172, _112174))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _111220), _112154, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(_111220)
   Fail: (214) [system] atomic(_111220)
   Call: (214) [system] atom_chars(_111220, ['A'])
   Exit: (214) [system] atom_chars('A', ['A'])
^  Exit: (213) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (213) [system] integer('A')
   Fail: (213) [system] integer('A')
   Call: (213) [system] _65492='A'
   Exit: (213) [system] 'A'='A'
^  Exit: (212) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (211) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (210) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _126170)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _128028)
   Exit: (212) [system] peek_char((0x55fbb4538270), ' ')
   Call: (212) [system] ' '=(;)
   Fail: (212) [system] ' '=(;)
   Call: (212) [system] ' '=(/)
   Fail: (212) [system] ' '=(/)
^  Call: (212) [user] is_like_space(' ')
   Call: (213) [system] char_type(' ', 'white')
   Exit: (213) [system] char_type(' ', 'white')
^  Exit: (212) [user] is_like_space(' ')
   Call: (212) [system] get_char((0x55fbb4538270), _137622)
   Exit: (212) [system] get_char((0x55fbb4538270), ' ')
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _140326)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'B')
   Call: (213) [system] 'B'=(;)
   Fail: (213) [system] 'B'=(;)
   Call: (213) [system] 'B'=(/)
   Fail: (213) [system] 'B'=(/)
^  Call: (213) [user] is_like_space('B')
   Call: (214) [system] char_type('B', 'white')
   Fail: (214) [system] char_type('B', 'white')
   Call: (214) [system] char_type('B', end_of_line)
   Fail: (214) [system] char_type('B', end_of_line)
   Call: (214) [system] char_type('B', space)
   Fail: (214) [system] char_type('B', space)
   Call: (214) [system] char_type('B', cntrl)
   Fail: (214) [system] char_type('B', cntrl)
^  Fail: (213) [user] is_like_space('B')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _157260)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'B')
   Call: (211) [system] 'B'=')'
   Fail: (211) [system] 'B'=')'
   Call: (211) [system] 'B'=end_of_file
   Fail: (211) [system] 'B'=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55fbb4538270), _162830)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _164688)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'B')
   Call: (213) [system] 'B'=(;)
   Fail: (213) [system] 'B'=(;)
   Call: (213) [system] 'B'=(/)
   Fail: (213) [system] 'B'=(/)
^  Call: (213) [user] is_like_space('B')
   Call: (214) [system] char_type('B', 'white')
   Fail: (214) [system] char_type('B', 'white')
   Call: (214) [system] char_type('B', end_of_line)
   Fail: (214) [system] char_type('B', end_of_line)
   Call: (214) [system] char_type('B', space)
   Fail: (214) [system] char_type('B', space)
   Call: (214) [system] char_type('B', cntrl)
   Fail: (214) [system] char_type('B', cntrl)
^  Fail: (213) [user] is_like_space('B')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] get_char((0x55fbb4538270), _180698)
   Exit: (212) [system] get_char((0x55fbb4538270), 'B')
   Call: (212) [system] 'B'='('
   Fail: (212) [system] 'B'='('
   Call: (212) [system] 'B'='['
   Fail: (212) [system] 'B'='['
   Call: (212) [system] 'B'='{'
   Fail: (212) [system] 'B'='{'
   Call: (212) [system] 'B'='"'
   Fail: (212) [system] 'B'='"'
   Call: (212) [system] 'B'=!
   Fail: (212) [system] 'B'=!
   Call: (212) [system] 'B'='\''
   Fail: (212) [system] 'B'='\''
   Call: (212) [system] 'B'='`'
   Fail: (212) [system] 'B'='`'
   Call: (212) [system] 'B'=end_of_file
   Fail: (212) [system] 'B'=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55fbb4538270), 'B', _162830)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _198340)
   Call: (214) [system] peek_char((0x55fbb4538270), _199274)
   Exit: (214) [system] peek_char((0x55fbb4538270), ')')
^  Call: (214) [user] is_delimiter(')')
   Call: (215) [system] char_type(')', space)
   Fail: (215) [system] char_type(')', space)
   Call: (215) [system] arg(_203994, v('(', ')', end_of_file), ')')
   Exit: (215) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (214) [user] is_delimiter(')')
   Call: (214) [system] _198340=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (213) [user] classify_and_convert_charseq(['B'], _162830)
^  Call: (214) [user] classify_and_convert_charseq_(['B'], _210430)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_211382, _211384), once(user:catch(read_from_chars(['B'], _210430), _211364, fail)), '$restore_trace'(_211382, _211384))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_211382, _211384))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _210430), _211364, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(_210430)
   Fail: (215) [system] atomic(_210430)
   Call: (215) [system] atom_chars(_210430, ['B'])
   Exit: (215) [system] atom_chars('B', ['B'])
^  Exit: (214) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (214) [system] integer('B')
   Fail: (214) [system] integer('B')
   Call: (214) [system] _162830='B'
   Exit: (214) [system] 'B'='B'
^  Exit: (213) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (212) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (211) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _225380)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _227238)
   Exit: (213) [system] peek_char((0x55fbb4538270), ')')
   Call: (213) [system] ')'=(;)
   Fail: (213) [system] ')'=(;)
   Call: (213) [system] ')'=(/)
   Fail: (213) [system] ')'=(/)
^  Call: (213) [user] is_like_space(')')
   Call: (214) [system] char_type(')', 'white')
   Fail: (214) [system] char_type(')', 'white')
   Call: (214) [system] char_type(')', end_of_line)
   Fail: (214) [system] char_type(')', end_of_line)
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] char_type(')', cntrl)
   Fail: (214) [system] char_type(')', cntrl)
^  Fail: (213) [user] is_like_space(')')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _243248)
   Exit: (212) [system] peek_char((0x55fbb4538270), ')')
   Call: (212) [system] ')'=')'
   Exit: (212) [system] ')'=')'
   Call: (212) [system] get_char((0x55fbb4538270), _247038)
   Exit: (212) [system] get_char((0x55fbb4538270), ')')
   Call: (212) [system] _225380=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), [])
   Call: (211) [system] _126170=['B']
   Exit: (211) [system] ['B']=['B']
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (210) [system] _28832=['A', 'B']
   Exit: (210) [system] ['A', 'B']=['A', 'B']
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), ['A', 'B'])
   Call: (209) [system] _4166=['AndLink', 'A', 'B']
   Exit: (209) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Exit: (207) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _260920)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _262778)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
   Call: (209) [system] ' '=(/)
   Fail: (209) [system] ' '=(/)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55fbb4538270), _272372)
   Exit: (209) [system] get_char((0x55fbb4538270), ' ')
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _275076)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'C')
   Call: (210) [system] 'C'=(;)
   Fail: (210) [system] 'C'=(;)
   Call: (210) [system] 'C'=(/)
   Fail: (210) [system] 'C'=(/)
^  Call: (210) [user] is_like_space('C')
   Call: (211) [system] char_type('C', 'white')
   Fail: (211) [system] char_type('C', 'white')
   Call: (211) [system] char_type('C', end_of_line)
   Fail: (211) [system] char_type('C', end_of_line)
   Call: (211) [system] char_type('C', space)
   Fail: (211) [system] char_type('C', space)
   Call: (211) [system] char_type('C', cntrl)
   Fail: (211) [system] char_type('C', cntrl)
^  Fail: (210) [user] is_like_space('C')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _292010)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'C')
   Call: (208) [system] 'C'=')'
   Fail: (208) [system] 'C'=')'
   Call: (208) [system] 'C'=end_of_file
   Fail: (208) [system] 'C'=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55fbb4538270), _297580)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _299438)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'C')
   Call: (210) [system] 'C'=(;)
   Fail: (210) [system] 'C'=(;)
   Call: (210) [system] 'C'=(/)
   Fail: (210) [system] 'C'=(/)
^  Call: (210) [user] is_like_space('C')
   Call: (211) [system] char_type('C', 'white')
   Fail: (211) [system] char_type('C', 'white')
   Call: (211) [system] char_type('C', end_of_line)
   Fail: (211) [system] char_type('C', end_of_line)
   Call: (211) [system] char_type('C', space)
   Fail: (211) [system] char_type('C', space)
   Call: (211) [system] char_type('C', cntrl)
   Fail: (211) [system] char_type('C', cntrl)
^  Fail: (210) [user] is_like_space('C')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] get_char((0x55fbb4538270), _315448)
   Exit: (209) [system] get_char((0x55fbb4538270), 'C')
   Call: (209) [system] 'C'='('
   Fail: (209) [system] 'C'='('
   Call: (209) [system] 'C'='['
   Fail: (209) [system] 'C'='['
   Call: (209) [system] 'C'='{'
   Fail: (209) [system] 'C'='{'
   Call: (209) [system] 'C'='"'
   Fail: (209) [system] 'C'='"'
   Call: (209) [system] 'C'=!
   Fail: (209) [system] 'C'=!
   Call: (209) [system] 'C'='\''
   Fail: (209) [system] 'C'='\''
   Call: (209) [system] 'C'='`'
   Fail: (209) [system] 'C'='`'
   Call: (209) [system] 'C'=end_of_file
   Fail: (209) [system] 'C'=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55fbb4538270), 'C', _297580)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _333090)
   Call: (211) [system] peek_char((0x55fbb4538270), _334024)
   Exit: (211) [system] peek_char((0x55fbb4538270), ')')
^  Call: (211) [user] is_delimiter(')')
   Call: (212) [system] char_type(')', space)
   Fail: (212) [system] char_type(')', space)
   Call: (212) [system] arg(_338744, v('(', ')', end_of_file), ')')
   Exit: (212) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (211) [user] is_delimiter(')')
   Call: (211) [system] _333090=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (210) [user] classify_and_convert_charseq(['C'], _297580)
^  Call: (211) [user] classify_and_convert_charseq_(['C'], _345180)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_346132, _346134), once(user:catch(read_from_chars(['C'], _345180), _346114, fail)), '$restore_trace'(_346132, _346134))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_346132, _346134))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _345180), _346114, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(_345180)
   Fail: (212) [system] atomic(_345180)
   Call: (212) [system] atom_chars(_345180, ['C'])
   Exit: (212) [system] atom_chars('C', ['C'])
^  Exit: (211) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (211) [system] integer('C')
   Fail: (211) [system] integer('C')
   Call: (211) [system] _297580='C'
   Exit: (211) [system] 'C'='C'
^  Exit: (210) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (209) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (208) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _360130)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _361988)
   Exit: (210) [system] peek_char((0x55fbb4538270), ')')
   Call: (210) [system] ')'=(;)
   Fail: (210) [system] ')'=(;)
   Call: (210) [system] ')'=(/)
   Fail: (210) [system] ')'=(/)
^  Call: (210) [user] is_like_space(')')
   Call: (211) [system] char_type(')', 'white')
   Fail: (211) [system] char_type(')', 'white')
   Call: (211) [system] char_type(')', end_of_line)
   Fail: (211) [system] char_type(')', end_of_line)
   Call: (211) [system] char_type(')', space)
   Fail: (211) [system] char_type(')', space)
   Call: (211) [system] char_type(')', cntrl)
   Fail: (211) [system] char_type(')', cntrl)
^  Fail: (210) [user] is_like_space(')')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _377998)
   Exit: (209) [system] peek_char((0x55fbb4538270), ')')
   Call: (209) [system] ')'=')'
   Exit: (209) [system] ')'=')'
   Call: (209) [system] get_char((0x55fbb4538270), _381788)
   Exit: (209) [system] get_char((0x55fbb4538270), ')')
   Call: (209) [system] _360130=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), [])
   Call: (208) [system] _260920=['C']
   Exit: (208) [system] ['C']=['C']
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), ['C'])
   Call: (207) [system] _4162=[['AndLink', 'A', 'B'], 'C']
   Exit: (207) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'A', 'B'], 'C'])
   Call: (206) [system] _4154=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (206) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (205) [user] read_list(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (204) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (204) [user] read_list(')', (0x55fbb4538270), _395670)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _397528)
   Exit: (206) [system] peek_char((0x55fbb4538270), ' ')
   Call: (206) [system] ' '=(;)
   Fail: (206) [system] ' '=(;)
   Call: (206) [system] ' '=(/)
   Fail: (206) [system] ' '=(/)
^  Call: (206) [user] is_like_space(' ')
   Call: (207) [system] char_type(' ', 'white')
   Exit: (207) [system] char_type(' ', 'white')
^  Exit: (206) [user] is_like_space(' ')
   Call: (206) [system] get_char((0x55fbb4538270), _407122)
   Exit: (206) [system] get_char((0x55fbb4538270), ' ')
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _409826)
   Exit: (207) [system] peek_char((0x55fbb4538270), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
   Call: (207) [system] '('=(/)
   Fail: (207) [system] '('=(/)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _426760)
   Exit: (205) [system] peek_char((0x55fbb4538270), '(')
   Call: (205) [system] '('=')'
   Fail: (205) [system] '('=')'
   Call: (205) [system] '('=end_of_file
   Fail: (205) [system] '('=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55fbb4538270), _432330)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _434188)
   Exit: (207) [system] peek_char((0x55fbb4538270), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
   Call: (207) [system] '('=(/)
   Fail: (207) [system] '('=(/)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] get_char((0x55fbb4538270), _450198)
   Exit: (206) [system] get_char((0x55fbb4538270), '(')
   Call: (206) [system] '('='('
   Exit: (206) [system] '('='('
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _432330)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _455768)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'O')
   Call: (208) [system] 'O'=(;)
   Fail: (208) [system] 'O'=(;)
   Call: (208) [system] 'O'=(/)
   Fail: (208) [system] 'O'=(/)
^  Call: (208) [user] is_like_space('O')
   Call: (209) [system] char_type('O', 'white')
   Fail: (209) [system] char_type('O', 'white')
   Call: (209) [system] char_type('O', end_of_line)
   Fail: (209) [system] char_type('O', end_of_line)
   Call: (209) [system] char_type('O', space)
   Fail: (209) [system] char_type('O', space)
   Call: (209) [system] char_type('O', cntrl)
   Fail: (209) [system] char_type('O', cntrl)
^  Fail: (208) [user] is_like_space('O')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _471778)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'O')
   Call: (207) [system] 'O'=')'
   Fail: (207) [system] 'O'=')'
   Call: (207) [system] 'O'=end_of_file
   Fail: (207) [system] 'O'=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55fbb4538270), _477348)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _479206)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'O')
   Call: (209) [system] 'O'=(;)
   Fail: (209) [system] 'O'=(;)
   Call: (209) [system] 'O'=(/)
   Fail: (209) [system] 'O'=(/)
^  Call: (209) [user] is_like_space('O')
   Call: (210) [system] char_type('O', 'white')
   Fail: (210) [system] char_type('O', 'white')
   Call: (210) [system] char_type('O', end_of_line)
   Fail: (210) [system] char_type('O', end_of_line)
   Call: (210) [system] char_type('O', space)
   Fail: (210) [system] char_type('O', space)
   Call: (210) [system] char_type('O', cntrl)
   Fail: (210) [system] char_type('O', cntrl)
^  Fail: (209) [user] is_like_space('O')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] get_char((0x55fbb4538270), _495216)
   Exit: (208) [system] get_char((0x55fbb4538270), 'O')
   Call: (208) [system] 'O'='('
   Fail: (208) [system] 'O'='('
   Call: (208) [system] 'O'='['
   Fail: (208) [system] 'O'='['
   Call: (208) [system] 'O'='{'
   Fail: (208) [system] 'O'='{'
   Call: (208) [system] 'O'='"'
   Fail: (208) [system] 'O'='"'
   Call: (208) [system] 'O'=!
   Fail: (208) [system] 'O'=!
   Call: (208) [system] 'O'='\''
   Fail: (208) [system] 'O'='\''
   Call: (208) [system] 'O'='`'
   Fail: (208) [system] 'O'='`'
   Call: (208) [system] 'O'=end_of_file
   Fail: (208) [system] 'O'=end_of_file
^  Call: (208) [user] read_symbolic(')', (0x55fbb4538270), 'O', _477348)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _512858)
   Call: (210) [system] peek_char((0x55fbb4538270), _513792)
   Exit: (210) [system] peek_char((0x55fbb4538270), r)
^  Call: (210) [user] is_delimiter(r)
   Call: (211) [system] char_type(r, space)
   Fail: (211) [system] char_type(r, space)
   Call: (211) [system] arg(_518512, v('(', ')', end_of_file), r)
   Fail: (211) [system] arg(_519444, v('(', ')', end_of_file), r)
^  Fail: (210) [user] is_delimiter(r)
   Call: (210) [system] ')'==r
   Fail: (210) [system] ')'==r
   Call: (210) [system] get_char((0x55fbb4538270), r)
   Exit: (210) [system] get_char((0x55fbb4538270), r)
   Call: (210) [system] r=(\)
   Fail: (210) [system] r=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _526794)
   Call: (211) [system] peek_char((0x55fbb4538270), _527728)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (211) [user] is_delimiter('L')
   Call: (212) [system] char_type('L', space)
   Fail: (212) [system] char_type('L', space)
   Call: (212) [system] arg(_532448, v('(', ')', end_of_file), 'L')
   Fail: (212) [system] arg(_533380, v('(', ')', end_of_file), 'L')
^  Fail: (211) [user] is_delimiter('L')
   Call: (211) [system] ')'=='L'
   Fail: (211) [system] ')'=='L'
   Call: (211) [system] get_char((0x55fbb4538270), 'L')
   Exit: (211) [system] get_char((0x55fbb4538270), 'L')
   Call: (211) [system] 'L'=(\)
   Fail: (211) [system] 'L'=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _540730)
   Call: (212) [system] peek_char((0x55fbb4538270), _541664)
   Exit: (212) [system] peek_char((0x55fbb4538270), i)
^  Call: (212) [user] is_delimiter(i)
   Call: (213) [system] char_type(i, space)
   Fail: (213) [system] char_type(i, space)
   Call: (213) [system] arg(_546384, v('(', ')', end_of_file), i)
   Fail: (213) [system] arg(_547316, v('(', ')', end_of_file), i)
^  Fail: (212) [user] is_delimiter(i)
   Call: (212) [system] ')'==i
   Fail: (212) [system] ')'==i
   Call: (212) [system] get_char((0x55fbb4538270), i)
   Exit: (212) [system] get_char((0x55fbb4538270), i)
   Call: (212) [system] i=(\)
   Fail: (212) [system] i=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _554666)
   Call: (213) [system] peek_char((0x55fbb4538270), _555600)
   Exit: (213) [system] peek_char((0x55fbb4538270), n)
^  Call: (213) [user] is_delimiter(n)
   Call: (214) [system] char_type(n, space)
   Fail: (214) [system] char_type(n, space)
   Call: (214) [system] arg(_560320, v('(', ')', end_of_file), n)
   Fail: (214) [system] arg(_561252, v('(', ')', end_of_file), n)
^  Fail: (213) [user] is_delimiter(n)
   Call: (213) [system] ')'==n
   Fail: (213) [system] ')'==n
   Call: (213) [system] get_char((0x55fbb4538270), n)
   Exit: (213) [system] get_char((0x55fbb4538270), n)
   Call: (213) [system] n=(\)
   Fail: (213) [system] n=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _568602)
   Call: (214) [system] peek_char((0x55fbb4538270), _569536)
   Exit: (214) [system] peek_char((0x55fbb4538270), k)
^  Call: (214) [user] is_delimiter(k)
   Call: (215) [system] char_type(k, space)
   Fail: (215) [system] char_type(k, space)
   Call: (215) [system] arg(_574256, v('(', ')', end_of_file), k)
   Fail: (215) [system] arg(_575188, v('(', ')', end_of_file), k)
^  Fail: (214) [user] is_delimiter(k)
   Call: (214) [system] ')'==k
   Fail: (214) [system] ')'==k
   Call: (214) [system] get_char((0x55fbb4538270), k)
   Exit: (214) [system] get_char((0x55fbb4538270), k)
   Call: (214) [system] k=(\)
   Fail: (214) [system] k=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _582538)
   Call: (215) [system] peek_char((0x55fbb4538270), _583472)
   Exit: (215) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (215) [user] is_delimiter(' ')
   Call: (216) [system] char_type(' ', space)
   Exit: (216) [system] char_type(' ', space)
^  Exit: (215) [user] is_delimiter(' ')
   Call: (215) [system] _582538=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (214) [system] _568602=[k]
   Exit: (214) [system] [k]=[k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (213) [system] _554666=[n, k]
   Exit: (213) [system] [n, k]=[n, k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (212) [system] _540730=[i, n, k]
   Exit: (212) [system] [i, n, k]=[i, n, k]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (211) [system] _526794=['L', i, n, k]
   Exit: (211) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (210) [system] _512858=[r, 'L', i, n, k]
   Exit: (210) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (209) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _477348)
^  Call: (210) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _606726)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_607678, _607680), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _606726), _607660, fail)), '$restore_trace'(_607678, _607680))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_607678, _607680))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _606726), _607660, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(_606726)
   Fail: (211) [system] atomic(_606726)
   Call: (211) [system] atom_chars(_606726, ['O', r, 'L', i, n, k])
   Exit: (211) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (210) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (210) [system] integer('OrLink')
   Fail: (210) [system] integer('OrLink')
   Call: (210) [system] _477348='OrLink'
   Exit: (210) [system] 'OrLink'='OrLink'
^  Exit: (209) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (208) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (207) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _621676)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _623534)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
   Call: (209) [system] ' '=(/)
   Fail: (209) [system] ' '=(/)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55fbb4538270), _633128)
   Exit: (209) [system] get_char((0x55fbb4538270), ' ')
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _635832)
   Exit: (210) [system] peek_char((0x55fbb4538270), '(')
   Call: (210) [system] '('=(;)
   Fail: (210) [system] '('=(;)
   Call: (210) [system] '('=(/)
   Fail: (210) [system] '('=(/)
^  Call: (210) [user] is_like_space('(')
   Call: (211) [system] char_type('(', 'white')
   Fail: (211) [system] char_type('(', 'white')
   Call: (211) [system] char_type('(', end_of_line)
   Fail: (211) [system] char_type('(', end_of_line)
   Call: (211) [system] char_type('(', space)
   Fail: (211) [system] char_type('(', space)
   Call: (211) [system] char_type('(', cntrl)
   Fail: (211) [system] char_type('(', cntrl)
^  Fail: (210) [user] is_like_space('(')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _652766)
   Exit: (208) [system] peek_char((0x55fbb4538270), '(')
   Call: (208) [system] '('=')'
   Fail: (208) [system] '('=')'
   Call: (208) [system] '('=end_of_file
   Fail: (208) [system] '('=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55fbb4538270), _658336)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _660194)
   Exit: (210) [system] peek_char((0x55fbb4538270), '(')
   Call: (210) [system] '('=(;)
   Fail: (210) [system] '('=(;)
   Call: (210) [system] '('=(/)
   Fail: (210) [system] '('=(/)
^  Call: (210) [user] is_like_space('(')
   Call: (211) [system] char_type('(', 'white')
   Fail: (211) [system] char_type('(', 'white')
   Call: (211) [system] char_type('(', end_of_line)
   Fail: (211) [system] char_type('(', end_of_line)
   Call: (211) [system] char_type('(', space)
   Fail: (211) [system] char_type('(', space)
   Call: (211) [system] char_type('(', cntrl)
   Fail: (211) [system] char_type('(', cntrl)
^  Fail: (210) [user] is_like_space('(')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] get_char((0x55fbb4538270), _676204)
   Exit: (209) [system] get_char((0x55fbb4538270), '(')
   Call: (209) [system] '('='('
   Exit: (209) [system] '('='('
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _658336)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _681774)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'I')
   Call: (211) [system] 'I'=(;)
   Fail: (211) [system] 'I'=(;)
   Call: (211) [system] 'I'=(/)
   Fail: (211) [system] 'I'=(/)
^  Call: (211) [user] is_like_space('I')
   Call: (212) [system] char_type('I', 'white')
   Fail: (212) [system] char_type('I', 'white')
   Call: (212) [system] char_type('I', end_of_line)
   Fail: (212) [system] char_type('I', end_of_line)
   Call: (212) [system] char_type('I', space)
   Fail: (212) [system] char_type('I', space)
   Call: (212) [system] char_type('I', cntrl)
   Fail: (212) [system] char_type('I', cntrl)
^  Fail: (211) [user] is_like_space('I')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _697784)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'I')
   Call: (210) [system] 'I'=')'
   Fail: (210) [system] 'I'=')'
   Call: (210) [system] 'I'=end_of_file
   Fail: (210) [system] 'I'=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55fbb4538270), _703354)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _705212)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'I')
   Call: (212) [system] 'I'=(;)
   Fail: (212) [system] 'I'=(;)
   Call: (212) [system] 'I'=(/)
   Fail: (212) [system] 'I'=(/)
^  Call: (212) [user] is_like_space('I')
   Call: (213) [system] char_type('I', 'white')
   Fail: (213) [system] char_type('I', 'white')
   Call: (213) [system] char_type('I', end_of_line)
   Fail: (213) [system] char_type('I', end_of_line)
   Call: (213) [system] char_type('I', space)
   Fail: (213) [system] char_type('I', space)
   Call: (213) [system] char_type('I', cntrl)
   Fail: (213) [system] char_type('I', cntrl)
^  Fail: (212) [user] is_like_space('I')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] get_char((0x55fbb4538270), _721222)
   Exit: (211) [system] get_char((0x55fbb4538270), 'I')
   Call: (211) [system] 'I'='('
   Fail: (211) [system] 'I'='('
   Call: (211) [system] 'I'='['
   Fail: (211) [system] 'I'='['
   Call: (211) [system] 'I'='{'
   Fail: (211) [system] 'I'='{'
   Call: (211) [system] 'I'='"'
   Fail: (211) [system] 'I'='"'
   Call: (211) [system] 'I'=!
   Fail: (211) [system] 'I'=!
   Call: (211) [system] 'I'='\''
   Fail: (211) [system] 'I'='\''
   Call: (211) [system] 'I'='`'
   Fail: (211) [system] 'I'='`'
   Call: (211) [system] 'I'=end_of_file
   Fail: (211) [system] 'I'=end_of_file
^  Call: (211) [user] read_symbolic(')', (0x55fbb4538270), 'I', _703354)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _738864)
   Call: (213) [system] peek_char((0x55fbb4538270), _739798)
   Exit: (213) [system] peek_char((0x55fbb4538270), m)
^  Call: (213) [user] is_delimiter(m)
   Call: (214) [system] char_type(m, space)
   Fail: (214) [system] char_type(m, space)
   Call: (214) [system] arg(_744518, v('(', ')', end_of_file), m)
   Fail: (214) [system] arg(_745450, v('(', ')', end_of_file), m)
^  Fail: (213) [user] is_delimiter(m)
   Call: (213) [system] ')'==m
   Fail: (213) [system] ')'==m
   Call: (213) [system] get_char((0x55fbb4538270), m)
   Exit: (213) [system] get_char((0x55fbb4538270), m)
   Call: (213) [system] m=(\)
   Fail: (213) [system] m=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _752800)
   Call: (214) [system] peek_char((0x55fbb4538270), _753734)
   Exit: (214) [system] peek_char((0x55fbb4538270), p)
^  Call: (214) [user] is_delimiter(p)
   Call: (215) [system] char_type(p, space)
   Fail: (215) [system] char_type(p, space)
   Call: (215) [system] arg(_758454, v('(', ')', end_of_file), p)
   Fail: (215) [system] arg(_759386, v('(', ')', end_of_file), p)
^  Fail: (214) [user] is_delimiter(p)
   Call: (214) [system] ')'==p
   Fail: (214) [system] ')'==p
   Call: (214) [system] get_char((0x55fbb4538270), p)
   Exit: (214) [system] get_char((0x55fbb4538270), p)
   Call: (214) [system] p=(\)
   Fail: (214) [system] p=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _766736)
   Call: (215) [system] peek_char((0x55fbb4538270), _767670)
   Exit: (215) [system] peek_char((0x55fbb4538270), l)
^  Call: (215) [user] is_delimiter(l)
   Call: (216) [system] char_type(l, space)
   Fail: (216) [system] char_type(l, space)
   Call: (216) [system] arg(_772390, v('(', ')', end_of_file), l)
   Fail: (216) [system] arg(_773322, v('(', ')', end_of_file), l)
^  Fail: (215) [user] is_delimiter(l)
   Call: (215) [system] ')'==l
   Fail: (215) [system] ')'==l
   Call: (215) [system] get_char((0x55fbb4538270), l)
   Exit: (215) [system] get_char((0x55fbb4538270), l)
   Call: (215) [system] l=(\)
   Fail: (215) [system] l=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _780672)
   Call: (216) [system] peek_char((0x55fbb4538270), _781606)
   Exit: (216) [system] peek_char((0x55fbb4538270), i)
^  Call: (216) [user] is_delimiter(i)
   Call: (217) [system] char_type(i, space)
   Fail: (217) [system] char_type(i, space)
   Call: (217) [system] arg(_786326, v('(', ')', end_of_file), i)
   Fail: (217) [system] arg(_787258, v('(', ')', end_of_file), i)
^  Fail: (216) [user] is_delimiter(i)
   Call: (216) [system] ')'==i
   Fail: (216) [system] ')'==i
   Call: (216) [system] get_char((0x55fbb4538270), i)
   Exit: (216) [system] get_char((0x55fbb4538270), i)
   Call: (216) [system] i=(\)
   Fail: (216) [system] i=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _794608)
   Call: (217) [system] peek_char((0x55fbb4538270), _795542)
   Exit: (217) [system] peek_char((0x55fbb4538270), c)
^  Call: (217) [user] is_delimiter(c)
   Call: (218) [system] char_type(c, space)
   Fail: (218) [system] char_type(c, space)
   Call: (218) [system] arg(_800262, v('(', ')', end_of_file), c)
   Fail: (218) [system] arg(_801194, v('(', ')', end_of_file), c)
^  Fail: (217) [user] is_delimiter(c)
   Call: (217) [system] ')'==c
   Fail: (217) [system] ')'==c
   Call: (217) [system] get_char((0x55fbb4538270), c)
   Exit: (217) [system] get_char((0x55fbb4538270), c)
   Call: (217) [system] c=(\)
   Fail: (217) [system] c=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _808544)
   Call: (218) [system] peek_char((0x55fbb4538270), _809478)
   Exit: (218) [system] peek_char((0x55fbb4538270), a)
^  Call: (218) [user] is_delimiter(a)
   Call: (219) [system] char_type(a, space)
   Fail: (219) [system] char_type(a, space)
   Call: (219) [system] arg(_814198, v('(', ')', end_of_file), a)
   Fail: (219) [system] arg(_815130, v('(', ')', end_of_file), a)
^  Fail: (218) [user] is_delimiter(a)
   Call: (218) [system] ')'==a
   Fail: (218) [system] ')'==a
   Call: (218) [system] get_char((0x55fbb4538270), a)
   Exit: (218) [system] get_char((0x55fbb4538270), a)
   Call: (218) [system] a=(\)
   Fail: (218) [system] a=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _822480)
   Call: (219) [system] peek_char((0x55fbb4538270), _823414)
   Exit: (219) [system] peek_char((0x55fbb4538270), t)
^  Call: (219) [user] is_delimiter(t)
   Call: (220) [system] char_type(t, space)
   Fail: (220) [system] char_type(t, space)
   Call: (220) [system] arg(_828134, v('(', ')', end_of_file), t)
   Fail: (220) [system] arg(_829066, v('(', ')', end_of_file), t)
^  Fail: (219) [user] is_delimiter(t)
   Call: (219) [system] ')'==t
   Fail: (219) [system] ')'==t
   Call: (219) [system] get_char((0x55fbb4538270), t)
   Exit: (219) [system] get_char((0x55fbb4538270), t)
   Call: (219) [system] t=(\)
   Fail: (219) [system] t=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _836416)
   Call: (220) [system] peek_char((0x55fbb4538270), _837350)
   Exit: (220) [system] peek_char((0x55fbb4538270), i)
^  Call: (220) [user] is_delimiter(i)
   Call: (221) [system] char_type(i, space)
   Fail: (221) [system] char_type(i, space)
   Call: (221) [system] arg(_842070, v('(', ')', end_of_file), i)
   Fail: (221) [system] arg(_843002, v('(', ')', end_of_file), i)
^  Fail: (220) [user] is_delimiter(i)
   Call: (220) [system] ')'==i
   Fail: (220) [system] ')'==i
   Call: (220) [system] get_char((0x55fbb4538270), i)
   Exit: (220) [system] get_char((0x55fbb4538270), i)
   Call: (220) [system] i=(\)
   Fail: (220) [system] i=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _850352)
   Call: (221) [system] peek_char((0x55fbb4538270), _851286)
   Exit: (221) [system] peek_char((0x55fbb4538270), o)
^  Call: (221) [user] is_delimiter(o)
   Call: (222) [system] char_type(o, space)
   Fail: (222) [system] char_type(o, space)
   Call: (222) [system] arg(_856006, v('(', ')', end_of_file), o)
   Fail: (222) [system] arg(_856938, v('(', ')', end_of_file), o)
^  Fail: (221) [user] is_delimiter(o)
   Call: (221) [system] ')'==o
   Fail: (221) [system] ')'==o
   Call: (221) [system] get_char((0x55fbb4538270), o)
   Exit: (221) [system] get_char((0x55fbb4538270), o)
   Call: (221) [system] o=(\)
   Fail: (221) [system] o=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _864288)
   Call: (222) [system] peek_char((0x55fbb4538270), _865222)
   Exit: (222) [system] peek_char((0x55fbb4538270), n)
^  Call: (222) [user] is_delimiter(n)
   Call: (223) [system] char_type(n, space)
   Fail: (223) [system] char_type(n, space)
   Call: (223) [system] arg(_869942, v('(', ')', end_of_file), n)
   Fail: (223) [system] arg(_870874, v('(', ')', end_of_file), n)
^  Fail: (222) [user] is_delimiter(n)
   Call: (222) [system] ')'==n
   Fail: (222) [system] ')'==n
   Call: (222) [system] get_char((0x55fbb4538270), n)
   Exit: (222) [system] get_char((0x55fbb4538270), n)
   Call: (222) [system] n=(\)
   Fail: (222) [system] n=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _878224)
   Call: (223) [system] peek_char((0x55fbb4538270), _879158)
   Exit: (223) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (223) [user] is_delimiter(' ')
   Call: (224) [system] char_type(' ', space)
   Exit: (224) [system] char_type(' ', space)
^  Exit: (223) [user] is_delimiter(' ')
   Call: (223) [system] _878224=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (222) [system] _864288=[n]
   Exit: (222) [system] [n]=[n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (221) [system] _850352=[o, n]
   Exit: (221) [system] [o, n]=[o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (220) [system] _836416=[i, o, n]
   Exit: (220) [system] [i, o, n]=[i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (219) [system] _822480=[t, i, o, n]
   Exit: (219) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (218) [system] _808544=[a, t, i, o, n]
   Exit: (218) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (217) [system] _794608=[c, a, t, i, o, n]
   Exit: (217) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (216) [system] _780672=[i, c, a, t, i, o, n]
   Exit: (216) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (215) [system] _766736=[l, i, c, a, t, i, o, n]
   Exit: (215) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (214) [system] _752800=[p, l, i, c, a, t, i, o, n]
   Exit: (214) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (213) [system] _738864=[m, p, l, i, c, a, t, i, o, n]
   Exit: (213) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (212) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _703354)
^  Call: (213) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _916382)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_917334, _917336), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _916382), _917316, fail)), '$restore_trace'(_917334, _917336))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_917334, _917336))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _916382), _917316, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(_916382)
   Fail: (214) [system] atomic(_916382)
   Call: (214) [system] atom_chars(_916382, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (214) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (213) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (213) [system] integer('Implication')
   Fail: (213) [system] integer('Implication')
   Call: (213) [system] _703354='Implication'
   Exit: (213) [system] 'Implication'='Implication'
^  Exit: (212) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (211) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (210) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _931332)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _933190)
   Exit: (212) [system] peek_char((0x55fbb4538270), ' ')
   Call: (212) [system] ' '=(;)
   Fail: (212) [system] ' '=(;)
   Call: (212) [system] ' '=(/)
   Fail: (212) [system] ' '=(/)
^  Call: (212) [user] is_like_space(' ')
   Call: (213) [system] char_type(' ', 'white')
   Exit: (213) [system] char_type(' ', 'white')
^  Exit: (212) [user] is_like_space(' ')
   Call: (212) [system] get_char((0x55fbb4538270), _942784)
   Exit: (212) [system] get_char((0x55fbb4538270), ' ')
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _945488)
   Exit: (213) [system] peek_char((0x55fbb4538270), '(')
   Call: (213) [system] '('=(;)
   Fail: (213) [system] '('=(;)
   Call: (213) [system] '('=(/)
   Fail: (213) [system] '('=(/)
^  Call: (213) [user] is_like_space('(')
   Call: (214) [system] char_type('(', 'white')
   Fail: (214) [system] char_type('(', 'white')
   Call: (214) [system] char_type('(', end_of_line)
   Fail: (214) [system] char_type('(', end_of_line)
   Call: (214) [system] char_type('(', space)
   Fail: (214) [system] char_type('(', space)
   Call: (214) [system] char_type('(', cntrl)
   Fail: (214) [system] char_type('(', cntrl)
^  Fail: (213) [user] is_like_space('(')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _962422)
   Exit: (211) [system] peek_char((0x55fbb4538270), '(')
   Call: (211) [system] '('=')'
   Fail: (211) [system] '('=')'
   Call: (211) [system] '('=end_of_file
   Fail: (211) [system] '('=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55fbb4538270), _967992)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _969850)
   Exit: (213) [system] peek_char((0x55fbb4538270), '(')
   Call: (213) [system] '('=(;)
   Fail: (213) [system] '('=(;)
   Call: (213) [system] '('=(/)
   Fail: (213) [system] '('=(/)
^  Call: (213) [user] is_like_space('(')
   Call: (214) [system] char_type('(', 'white')
   Fail: (214) [system] char_type('(', 'white')
   Call: (214) [system] char_type('(', end_of_line)
   Fail: (214) [system] char_type('(', end_of_line)
   Call: (214) [system] char_type('(', space)
   Fail: (214) [system] char_type('(', space)
   Call: (214) [system] char_type('(', cntrl)
   Fail: (214) [system] char_type('(', cntrl)
^  Fail: (213) [user] is_like_space('(')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] get_char((0x55fbb4538270), _985860)
   Exit: (212) [system] get_char((0x55fbb4538270), '(')
   Call: (212) [system] '('='('
   Exit: (212) [system] '('='('
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _967992)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _991430)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'A')
   Call: (214) [system] 'A'=(;)
   Fail: (214) [system] 'A'=(;)
   Call: (214) [system] 'A'=(/)
   Fail: (214) [system] 'A'=(/)
^  Call: (214) [user] is_like_space('A')
   Call: (215) [system] char_type('A', 'white')
   Fail: (215) [system] char_type('A', 'white')
   Call: (215) [system] char_type('A', end_of_line)
   Fail: (215) [system] char_type('A', end_of_line)
   Call: (215) [system] char_type('A', space)
   Fail: (215) [system] char_type('A', space)
   Call: (215) [system] char_type('A', cntrl)
   Fail: (215) [system] char_type('A', cntrl)
^  Fail: (214) [user] is_like_space('A')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1007440)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'A')
   Call: (213) [system] 'A'=')'
   Fail: (213) [system] 'A'=')'
   Call: (213) [system] 'A'=end_of_file
   Fail: (213) [system] 'A'=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55fbb4538270), _1013010)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1014868)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'A')
   Call: (215) [system] 'A'=(;)
   Fail: (215) [system] 'A'=(;)
   Call: (215) [system] 'A'=(/)
   Fail: (215) [system] 'A'=(/)
^  Call: (215) [user] is_like_space('A')
   Call: (216) [system] char_type('A', 'white')
   Fail: (216) [system] char_type('A', 'white')
   Call: (216) [system] char_type('A', end_of_line)
   Fail: (216) [system] char_type('A', end_of_line)
   Call: (216) [system] char_type('A', space)
   Fail: (216) [system] char_type('A', space)
   Call: (216) [system] char_type('A', cntrl)
   Fail: (216) [system] char_type('A', cntrl)
^  Fail: (215) [user] is_like_space('A')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] get_char((0x55fbb4538270), _1030878)
   Exit: (214) [system] get_char((0x55fbb4538270), 'A')
   Call: (214) [system] 'A'='('
   Fail: (214) [system] 'A'='('
   Call: (214) [system] 'A'='['
   Fail: (214) [system] 'A'='['
   Call: (214) [system] 'A'='{'
   Fail: (214) [system] 'A'='{'
   Call: (214) [system] 'A'='"'
   Fail: (214) [system] 'A'='"'
   Call: (214) [system] 'A'=!
   Fail: (214) [system] 'A'=!
   Call: (214) [system] 'A'='\''
   Fail: (214) [system] 'A'='\''
   Call: (214) [system] 'A'='`'
   Fail: (214) [system] 'A'='`'
   Call: (214) [system] 'A'=end_of_file
   Fail: (214) [system] 'A'=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1013010)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1048520)
   Call: (216) [system] peek_char((0x55fbb4538270), _1049454)
   Exit: (216) [system] peek_char((0x55fbb4538270), n)
^  Call: (216) [user] is_delimiter(n)
   Call: (217) [system] char_type(n, space)
   Fail: (217) [system] char_type(n, space)
   Call: (217) [system] arg(_1054174, v('(', ')', end_of_file), n)
   Fail: (217) [system] arg(_1055106, v('(', ')', end_of_file), n)
^  Fail: (216) [user] is_delimiter(n)
   Call: (216) [system] ')'==n
   Fail: (216) [system] ')'==n
   Call: (216) [system] get_char((0x55fbb4538270), n)
   Exit: (216) [system] get_char((0x55fbb4538270), n)
   Call: (216) [system] n=(\)
   Fail: (216) [system] n=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1062456)
   Call: (217) [system] peek_char((0x55fbb4538270), _1063390)
   Exit: (217) [system] peek_char((0x55fbb4538270), d)
^  Call: (217) [user] is_delimiter(d)
   Call: (218) [system] char_type(d, space)
   Fail: (218) [system] char_type(d, space)
   Call: (218) [system] arg(_1068110, v('(', ')', end_of_file), d)
   Fail: (218) [system] arg(_1069042, v('(', ')', end_of_file), d)
^  Fail: (217) [user] is_delimiter(d)
   Call: (217) [system] ')'==d
   Fail: (217) [system] ')'==d
   Call: (217) [system] get_char((0x55fbb4538270), d)
   Exit: (217) [system] get_char((0x55fbb4538270), d)
   Call: (217) [system] d=(\)
   Fail: (217) [system] d=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1076392)
   Call: (218) [system] peek_char((0x55fbb4538270), _1077326)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (218) [user] is_delimiter('L')
   Call: (219) [system] char_type('L', space)
   Fail: (219) [system] char_type('L', space)
   Call: (219) [system] arg(_1082046, v('(', ')', end_of_file), 'L')
   Fail: (219) [system] arg(_1082978, v('(', ')', end_of_file), 'L')
^  Fail: (218) [user] is_delimiter('L')
   Call: (218) [system] ')'=='L'
   Fail: (218) [system] ')'=='L'
   Call: (218) [system] get_char((0x55fbb4538270), 'L')
   Exit: (218) [system] get_char((0x55fbb4538270), 'L')
   Call: (218) [system] 'L'=(\)
   Fail: (218) [system] 'L'=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1090328)
   Call: (219) [system] peek_char((0x55fbb4538270), _1091262)
   Exit: (219) [system] peek_char((0x55fbb4538270), i)
^  Call: (219) [user] is_delimiter(i)
   Call: (220) [system] char_type(i, space)
   Fail: (220) [system] char_type(i, space)
   Call: (220) [system] arg(_1095982, v('(', ')', end_of_file), i)
   Fail: (220) [system] arg(_1096914, v('(', ')', end_of_file), i)
^  Fail: (219) [user] is_delimiter(i)
   Call: (219) [system] ')'==i
   Fail: (219) [system] ')'==i
   Call: (219) [system] get_char((0x55fbb4538270), i)
   Exit: (219) [system] get_char((0x55fbb4538270), i)
   Call: (219) [system] i=(\)
   Fail: (219) [system] i=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1104264)
   Call: (220) [system] peek_char((0x55fbb4538270), _1105198)
   Exit: (220) [system] peek_char((0x55fbb4538270), n)
^  Call: (220) [user] is_delimiter(n)
   Call: (221) [system] char_type(n, space)
   Fail: (221) [system] char_type(n, space)
   Call: (221) [system] arg(_1109918, v('(', ')', end_of_file), n)
   Fail: (221) [system] arg(_1110850, v('(', ')', end_of_file), n)
^  Fail: (220) [user] is_delimiter(n)
   Call: (220) [system] ')'==n
   Fail: (220) [system] ')'==n
   Call: (220) [system] get_char((0x55fbb4538270), n)
   Exit: (220) [system] get_char((0x55fbb4538270), n)
   Call: (220) [system] n=(\)
   Fail: (220) [system] n=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1118200)
   Call: (221) [system] peek_char((0x55fbb4538270), _1119134)
   Exit: (221) [system] peek_char((0x55fbb4538270), k)
^  Call: (221) [user] is_delimiter(k)
   Call: (222) [system] char_type(k, space)
   Fail: (222) [system] char_type(k, space)
   Call: (222) [system] arg(_1123854, v('(', ')', end_of_file), k)
   Fail: (222) [system] arg(_1124786, v('(', ')', end_of_file), k)
^  Fail: (221) [user] is_delimiter(k)
   Call: (221) [system] ')'==k
   Fail: (221) [system] ')'==k
   Call: (221) [system] get_char((0x55fbb4538270), k)
   Exit: (221) [system] get_char((0x55fbb4538270), k)
   Call: (221) [system] k=(\)
   Fail: (221) [system] k=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1132136)
   Call: (222) [system] peek_char((0x55fbb4538270), _1133070)
   Exit: (222) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (222) [user] is_delimiter(' ')
   Call: (223) [system] char_type(' ', space)
   Exit: (223) [system] char_type(' ', space)
^  Exit: (222) [user] is_delimiter(' ')
   Call: (222) [system] _1132136=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (221) [system] _1118200=[k]
   Exit: (221) [system] [k]=[k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (220) [system] _1104264=[n, k]
   Exit: (220) [system] [n, k]=[n, k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (219) [system] _1090328=[i, n, k]
   Exit: (219) [system] [i, n, k]=[i, n, k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (218) [system] _1076392=['L', i, n, k]
   Exit: (218) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (217) [system] _1062456=[d, 'L', i, n, k]
   Exit: (217) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (216) [system] _1048520=[n, d, 'L', i, n, k]
   Exit: (216) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (215) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _1013010)
^  Call: (216) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _1159118)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_1160070, _1160072), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1159118), _1160052, fail)), '$restore_trace'(_1160070, _1160072))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_1160070, _1160072))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1159118), _1160052, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(_1159118)
   Fail: (217) [system] atomic(_1159118)
   Call: (217) [system] atom_chars(_1159118, ['A', n, d, 'L', i, n, k])
   Exit: (217) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (216) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (216) [system] integer('AndLink')
   Fail: (216) [system] integer('AndLink')
   Call: (216) [system] _1013010='AndLink'
   Exit: (216) [system] 'AndLink'='AndLink'
^  Exit: (215) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (214) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (213) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (213) [user] read_list(')', (0x55fbb4538270), _1174068)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1175926)
   Exit: (215) [system] peek_char((0x55fbb4538270), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
   Call: (215) [system] ' '=(/)
   Fail: (215) [system] ' '=(/)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55fbb4538270), _1185520)
   Exit: (215) [system] get_char((0x55fbb4538270), ' ')
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1188224)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'A')
   Call: (216) [system] 'A'=(;)
   Fail: (216) [system] 'A'=(;)
   Call: (216) [system] 'A'=(/)
   Fail: (216) [system] 'A'=(/)
^  Call: (216) [user] is_like_space('A')
   Call: (217) [system] char_type('A', 'white')
   Fail: (217) [system] char_type('A', 'white')
   Call: (217) [system] char_type('A', end_of_line)
   Fail: (217) [system] char_type('A', end_of_line)
   Call: (217) [system] char_type('A', space)
   Fail: (217) [system] char_type('A', space)
   Call: (217) [system] char_type('A', cntrl)
   Fail: (217) [system] char_type('A', cntrl)
^  Fail: (216) [user] is_like_space('A')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1205158)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'A')
   Call: (214) [system] 'A'=')'
   Fail: (214) [system] 'A'=')'
   Call: (214) [system] 'A'=end_of_file
   Fail: (214) [system] 'A'=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55fbb4538270), _1210728)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1212586)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'A')
   Call: (216) [system] 'A'=(;)
   Fail: (216) [system] 'A'=(;)
   Call: (216) [system] 'A'=(/)
   Fail: (216) [system] 'A'=(/)
^  Call: (216) [user] is_like_space('A')
   Call: (217) [system] char_type('A', 'white')
   Fail: (217) [system] char_type('A', 'white')
   Call: (217) [system] char_type('A', end_of_line)
   Fail: (217) [system] char_type('A', end_of_line)
   Call: (217) [system] char_type('A', space)
   Fail: (217) [system] char_type('A', space)
   Call: (217) [system] char_type('A', cntrl)
   Fail: (217) [system] char_type('A', cntrl)
^  Fail: (216) [user] is_like_space('A')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] get_char((0x55fbb4538270), _1228596)
   Exit: (215) [system] get_char((0x55fbb4538270), 'A')
   Call: (215) [system] 'A'='('
   Fail: (215) [system] 'A'='('
   Call: (215) [system] 'A'='['
   Fail: (215) [system] 'A'='['
   Call: (215) [system] 'A'='{'
   Fail: (215) [system] 'A'='{'
   Call: (215) [system] 'A'='"'
   Fail: (215) [system] 'A'='"'
   Call: (215) [system] 'A'=!
   Fail: (215) [system] 'A'=!
   Call: (215) [system] 'A'='\''
   Fail: (215) [system] 'A'='\''
   Call: (215) [system] 'A'='`'
   Fail: (215) [system] 'A'='`'
   Call: (215) [system] 'A'=end_of_file
   Fail: (215) [system] 'A'=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1210728)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1246238)
   Call: (217) [system] peek_char((0x55fbb4538270), _1247172)
   Exit: (217) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (217) [user] is_delimiter(' ')
   Call: (218) [system] char_type(' ', space)
   Exit: (218) [system] char_type(' ', space)
^  Exit: (217) [user] is_delimiter(' ')
   Call: (217) [system] _1246238=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (216) [user] classify_and_convert_charseq(['A'], _1210728)
^  Call: (217) [user] classify_and_convert_charseq_(['A'], _1256456)
^  Call: (219) [system] setup_call_cleanup('$notrace'(_1257408, _1257410), once(user:catch(read_from_chars(['A'], _1256456), _1257390, fail)), '$restore_trace'(_1257408, _1257410))
^  Call: (220) [system] sig_atomic(system:'$notrace'(_1257408, _1257410))
^  Exit: (219) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1256456), _1257390, fail)), system:'$restore_trace'(3, -1))
   Call: (218) [system] atomic(_1256456)
   Fail: (218) [system] atomic(_1256456)
   Call: (218) [system] atom_chars(_1256456, ['A'])
   Exit: (218) [system] atom_chars('A', ['A'])
^  Exit: (217) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (217) [system] integer('A')
   Fail: (217) [system] integer('A')
   Call: (217) [system] _1210728='A'
   Exit: (217) [system] 'A'='A'
^  Exit: (216) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (215) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (214) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (214) [user] read_list(')', (0x55fbb4538270), _1271406)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1273264)
   Exit: (216) [system] peek_char((0x55fbb4538270), ' ')
   Call: (216) [system] ' '=(;)
   Fail: (216) [system] ' '=(;)
   Call: (216) [system] ' '=(/)
   Fail: (216) [system] ' '=(/)
^  Call: (216) [user] is_like_space(' ')
   Call: (217) [system] char_type(' ', 'white')
   Exit: (217) [system] char_type(' ', 'white')
^  Exit: (216) [user] is_like_space(' ')
   Call: (216) [system] get_char((0x55fbb4538270), _1282858)
   Exit: (216) [system] get_char((0x55fbb4538270), ' ')
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1285562)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'B')
   Call: (217) [system] 'B'=(;)
   Fail: (217) [system] 'B'=(;)
   Call: (217) [system] 'B'=(/)
   Fail: (217) [system] 'B'=(/)
^  Call: (217) [user] is_like_space('B')
   Call: (218) [system] char_type('B', 'white')
   Fail: (218) [system] char_type('B', 'white')
   Call: (218) [system] char_type('B', end_of_line)
   Fail: (218) [system] char_type('B', end_of_line)
   Call: (218) [system] char_type('B', space)
   Fail: (218) [system] char_type('B', space)
   Call: (218) [system] char_type('B', cntrl)
   Fail: (218) [system] char_type('B', cntrl)
^  Fail: (217) [user] is_like_space('B')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1302496)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'B')
   Call: (215) [system] 'B'=')'
   Fail: (215) [system] 'B'=')'
   Call: (215) [system] 'B'=end_of_file
   Fail: (215) [system] 'B'=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55fbb4538270), _1308066)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1309924)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'B')
   Call: (217) [system] 'B'=(;)
   Fail: (217) [system] 'B'=(;)
   Call: (217) [system] 'B'=(/)
   Fail: (217) [system] 'B'=(/)
^  Call: (217) [user] is_like_space('B')
   Call: (218) [system] char_type('B', 'white')
   Fail: (218) [system] char_type('B', 'white')
   Call: (218) [system] char_type('B', end_of_line)
   Fail: (218) [system] char_type('B', end_of_line)
   Call: (218) [system] char_type('B', space)
   Fail: (218) [system] char_type('B', space)
   Call: (218) [system] char_type('B', cntrl)
   Fail: (218) [system] char_type('B', cntrl)
^  Fail: (217) [user] is_like_space('B')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] get_char((0x55fbb4538270), _1325934)
   Exit: (216) [system] get_char((0x55fbb4538270), 'B')
   Call: (216) [system] 'B'='('
   Fail: (216) [system] 'B'='('
   Call: (216) [system] 'B'='['
   Fail: (216) [system] 'B'='['
   Call: (216) [system] 'B'='{'
   Fail: (216) [system] 'B'='{'
   Call: (216) [system] 'B'='"'
   Fail: (216) [system] 'B'='"'
   Call: (216) [system] 'B'=!
   Fail: (216) [system] 'B'=!
   Call: (216) [system] 'B'='\''
   Fail: (216) [system] 'B'='\''
   Call: (216) [system] 'B'='`'
   Fail: (216) [system] 'B'='`'
   Call: (216) [system] 'B'=end_of_file
   Fail: (216) [system] 'B'=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55fbb4538270), 'B', _1308066)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1343576)
   Call: (218) [system] peek_char((0x55fbb4538270), _1344510)
   Exit: (218) [system] peek_char((0x55fbb4538270), ')')
^  Call: (218) [user] is_delimiter(')')
   Call: (219) [system] char_type(')', space)
   Fail: (219) [system] char_type(')', space)
   Call: (219) [system] arg(_1349230, v('(', ')', end_of_file), ')')
   Exit: (219) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (218) [user] is_delimiter(')')
   Call: (218) [system] _1343576=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (217) [user] classify_and_convert_charseq(['B'], _1308066)
^  Call: (218) [user] classify_and_convert_charseq_(['B'], _1355666)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_1356618, _1356620), once(user:catch(read_from_chars(['B'], _1355666), _1356600, fail)), '$restore_trace'(_1356618, _1356620))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_1356618, _1356620))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1355666), _1356600, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(_1355666)
   Fail: (219) [system] atomic(_1355666)
   Call: (219) [system] atom_chars(_1355666, ['B'])
   Exit: (219) [system] atom_chars('B', ['B'])
^  Exit: (218) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (218) [system] integer('B')
   Fail: (218) [system] integer('B')
   Call: (218) [system] _1308066='B'
   Exit: (218) [system] 'B'='B'
^  Exit: (217) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (216) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (215) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (215) [user] read_list(')', (0x55fbb4538270), _1370616)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1372474)
   Exit: (217) [system] peek_char((0x55fbb4538270), ')')
   Call: (217) [system] ')'=(;)
   Fail: (217) [system] ')'=(;)
   Call: (217) [system] ')'=(/)
   Fail: (217) [system] ')'=(/)
^  Call: (217) [user] is_like_space(')')
   Call: (218) [system] char_type(')', 'white')
   Fail: (218) [system] char_type(')', 'white')
   Call: (218) [system] char_type(')', end_of_line)
   Fail: (218) [system] char_type(')', end_of_line)
   Call: (218) [system] char_type(')', space)
   Fail: (218) [system] char_type(')', space)
   Call: (218) [system] char_type(')', cntrl)
   Fail: (218) [system] char_type(')', cntrl)
^  Fail: (217) [user] is_like_space(')')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1388484)
   Exit: (216) [system] peek_char((0x55fbb4538270), ')')
   Call: (216) [system] ')'=')'
   Exit: (216) [system] ')'=')'
   Call: (216) [system] get_char((0x55fbb4538270), _1392274)
   Exit: (216) [system] get_char((0x55fbb4538270), ')')
   Call: (216) [system] _1370616=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_list(')', (0x55fbb4538270), [])
   Call: (215) [system] _1271406=['B']
   Exit: (215) [system] ['B']=['B']
^  Exit: (214) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (214) [system] _1174068=['A', 'B']
   Exit: (214) [system] ['A', 'B']=['A', 'B']
^  Exit: (213) [user] read_list(')', (0x55fbb4538270), ['A', 'B'])
   Call: (213) [system] _967992=['AndLink', 'A', 'B']
   Exit: (213) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (212) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Exit: (211) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _1406156)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1408014)
   Exit: (213) [system] peek_char((0x55fbb4538270), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
   Call: (213) [system] ' '=(/)
   Fail: (213) [system] ' '=(/)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55fbb4538270), _1417608)
   Exit: (213) [system] get_char((0x55fbb4538270), ' ')
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1420312)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'C')
   Call: (214) [system] 'C'=(;)
   Fail: (214) [system] 'C'=(;)
   Call: (214) [system] 'C'=(/)
   Fail: (214) [system] 'C'=(/)
^  Call: (214) [user] is_like_space('C')
   Call: (215) [system] char_type('C', 'white')
   Fail: (215) [system] char_type('C', 'white')
   Call: (215) [system] char_type('C', end_of_line)
   Fail: (215) [system] char_type('C', end_of_line)
   Call: (215) [system] char_type('C', space)
   Fail: (215) [system] char_type('C', space)
   Call: (215) [system] char_type('C', cntrl)
   Fail: (215) [system] char_type('C', cntrl)
^  Fail: (214) [user] is_like_space('C')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1437246)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'C')
   Call: (212) [system] 'C'=')'
   Fail: (212) [system] 'C'=')'
   Call: (212) [system] 'C'=end_of_file
   Fail: (212) [system] 'C'=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55fbb4538270), _1442816)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1444674)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'C')
   Call: (214) [system] 'C'=(;)
   Fail: (214) [system] 'C'=(;)
   Call: (214) [system] 'C'=(/)
   Fail: (214) [system] 'C'=(/)
^  Call: (214) [user] is_like_space('C')
   Call: (215) [system] char_type('C', 'white')
   Fail: (215) [system] char_type('C', 'white')
   Call: (215) [system] char_type('C', end_of_line)
   Fail: (215) [system] char_type('C', end_of_line)
   Call: (215) [system] char_type('C', space)
   Fail: (215) [system] char_type('C', space)
   Call: (215) [system] char_type('C', cntrl)
   Fail: (215) [system] char_type('C', cntrl)
^  Fail: (214) [user] is_like_space('C')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] get_char((0x55fbb4538270), _1460684)
   Exit: (213) [system] get_char((0x55fbb4538270), 'C')
   Call: (213) [system] 'C'='('
   Fail: (213) [system] 'C'='('
   Call: (213) [system] 'C'='['
   Fail: (213) [system] 'C'='['
   Call: (213) [system] 'C'='{'
   Fail: (213) [system] 'C'='{'
   Call: (213) [system] 'C'='"'
   Fail: (213) [system] 'C'='"'
   Call: (213) [system] 'C'=!
   Fail: (213) [system] 'C'=!
   Call: (213) [system] 'C'='\''
   Fail: (213) [system] 'C'='\''
   Call: (213) [system] 'C'='`'
   Fail: (213) [system] 'C'='`'
   Call: (213) [system] 'C'=end_of_file
   Fail: (213) [system] 'C'=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55fbb4538270), 'C', _1442816)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1478326)
   Call: (215) [system] peek_char((0x55fbb4538270), _1479260)
   Exit: (215) [system] peek_char((0x55fbb4538270), ')')
^  Call: (215) [user] is_delimiter(')')
   Call: (216) [system] char_type(')', space)
   Fail: (216) [system] char_type(')', space)
   Call: (216) [system] arg(_1483980, v('(', ')', end_of_file), ')')
   Exit: (216) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (215) [user] is_delimiter(')')
   Call: (215) [system] _1478326=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (214) [user] classify_and_convert_charseq(['C'], _1442816)
^  Call: (215) [user] classify_and_convert_charseq_(['C'], _1490416)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_1491368, _1491370), once(user:catch(read_from_chars(['C'], _1490416), _1491350, fail)), '$restore_trace'(_1491368, _1491370))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_1491368, _1491370))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1490416), _1491350, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(_1490416)
   Fail: (216) [system] atomic(_1490416)
   Call: (216) [system] atom_chars(_1490416, ['C'])
   Exit: (216) [system] atom_chars('C', ['C'])
^  Exit: (215) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (215) [system] integer('C')
   Fail: (215) [system] integer('C')
   Call: (215) [system] _1442816='C'
   Exit: (215) [system] 'C'='C'
^  Exit: (214) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (213) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (212) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _1505366)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1507224)
   Exit: (214) [system] peek_char((0x55fbb4538270), ')')
   Call: (214) [system] ')'=(;)
   Fail: (214) [system] ')'=(;)
   Call: (214) [system] ')'=(/)
   Fail: (214) [system] ')'=(/)
^  Call: (214) [user] is_like_space(')')
   Call: (215) [system] char_type(')', 'white')
   Fail: (215) [system] char_type(')', 'white')
   Call: (215) [system] char_type(')', end_of_line)
   Fail: (215) [system] char_type(')', end_of_line)
   Call: (215) [system] char_type(')', space)
   Fail: (215) [system] char_type(')', space)
   Call: (215) [system] char_type(')', cntrl)
   Fail: (215) [system] char_type(')', cntrl)
^  Fail: (214) [user] is_like_space(')')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1523234)
   Exit: (213) [system] peek_char((0x55fbb4538270), ')')
   Call: (213) [system] ')'=')'
   Exit: (213) [system] ')'=')'
   Call: (213) [system] get_char((0x55fbb4538270), _1527024)
   Exit: (213) [system] get_char((0x55fbb4538270), ')')
   Call: (213) [system] _1505366=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_list(')', (0x55fbb4538270), [])
   Call: (212) [system] _1406156=['C']
   Exit: (212) [system] ['C']=['C']
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), ['C'])
   Call: (211) [system] _931332=[['AndLink', 'A', 'B'], 'C']
   Exit: (211) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'A', 'B'], 'C'])
   Call: (210) [system] _658336=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (210) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (208) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _1540906)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1542764)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
   Call: (210) [system] ' '=(/)
   Fail: (210) [system] ' '=(/)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55fbb4538270), _1552358)
   Exit: (210) [system] get_char((0x55fbb4538270), ' ')
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1555062)
   Exit: (211) [system] peek_char((0x55fbb4538270), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
   Call: (211) [system] '('=(/)
   Fail: (211) [system] '('=(/)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1571996)
   Exit: (209) [system] peek_char((0x55fbb4538270), '(')
   Call: (209) [system] '('=')'
   Fail: (209) [system] '('=')'
   Call: (209) [system] '('=end_of_file
   Fail: (209) [system] '('=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55fbb4538270), _1577566)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1579424)
   Exit: (211) [system] peek_char((0x55fbb4538270), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
   Call: (211) [system] '('=(/)
   Fail: (211) [system] '('=(/)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] get_char((0x55fbb4538270), _1595434)
   Exit: (210) [system] get_char((0x55fbb4538270), '(')
   Call: (210) [system] '('='('
   Exit: (210) [system] '('='('
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _1577566)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1601004)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'I')
   Call: (212) [system] 'I'=(;)
   Fail: (212) [system] 'I'=(;)
   Call: (212) [system] 'I'=(/)
   Fail: (212) [system] 'I'=(/)
^  Call: (212) [user] is_like_space('I')
   Call: (213) [system] char_type('I', 'white')
   Fail: (213) [system] char_type('I', 'white')
   Call: (213) [system] char_type('I', end_of_line)
   Fail: (213) [system] char_type('I', end_of_line)
   Call: (213) [system] char_type('I', space)
   Fail: (213) [system] char_type('I', space)
   Call: (213) [system] char_type('I', cntrl)
   Fail: (213) [system] char_type('I', cntrl)
^  Fail: (212) [user] is_like_space('I')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1617014)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'I')
   Call: (211) [system] 'I'=')'
   Fail: (211) [system] 'I'=')'
   Call: (211) [system] 'I'=end_of_file
   Fail: (211) [system] 'I'=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55fbb4538270), _1622584)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1624442)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'I')
   Call: (213) [system] 'I'=(;)
   Fail: (213) [system] 'I'=(;)
   Call: (213) [system] 'I'=(/)
   Fail: (213) [system] 'I'=(/)
^  Call: (213) [user] is_like_space('I')
   Call: (214) [system] char_type('I', 'white')
   Fail: (214) [system] char_type('I', 'white')
   Call: (214) [system] char_type('I', end_of_line)
   Fail: (214) [system] char_type('I', end_of_line)
   Call: (214) [system] char_type('I', space)
   Fail: (214) [system] char_type('I', space)
   Call: (214) [system] char_type('I', cntrl)
   Fail: (214) [system] char_type('I', cntrl)
^  Fail: (213) [user] is_like_space('I')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] get_char((0x55fbb4538270), _1640452)
   Exit: (212) [system] get_char((0x55fbb4538270), 'I')
   Call: (212) [system] 'I'='('
   Fail: (212) [system] 'I'='('
   Call: (212) [system] 'I'='['
   Fail: (212) [system] 'I'='['
   Call: (212) [system] 'I'='{'
   Fail: (212) [system] 'I'='{'
   Call: (212) [system] 'I'='"'
   Fail: (212) [system] 'I'='"'
   Call: (212) [system] 'I'=!
   Fail: (212) [system] 'I'=!
   Call: (212) [system] 'I'='\''
   Fail: (212) [system] 'I'='\''
   Call: (212) [system] 'I'='`'
   Fail: (212) [system] 'I'='`'
   Call: (212) [system] 'I'=end_of_file
   Fail: (212) [system] 'I'=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55fbb4538270), 'I', _1622584)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1658094)
   Call: (214) [system] peek_char((0x55fbb4538270), _1659028)
   Exit: (214) [system] peek_char((0x55fbb4538270), m)
^  Call: (214) [user] is_delimiter(m)
   Call: (215) [system] char_type(m, space)
   Fail: (215) [system] char_type(m, space)
   Call: (215) [system] arg(_1663748, v('(', ')', end_of_file), m)
   Fail: (215) [system] arg(_1664680, v('(', ')', end_of_file), m)
^  Fail: (214) [user] is_delimiter(m)
   Call: (214) [system] ')'==m
   Fail: (214) [system] ')'==m
   Call: (214) [system] get_char((0x55fbb4538270), m)
   Exit: (214) [system] get_char((0x55fbb4538270), m)
   Call: (214) [system] m=(\)
   Fail: (214) [system] m=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1672030)
   Call: (215) [system] peek_char((0x55fbb4538270), _1672964)
   Exit: (215) [system] peek_char((0x55fbb4538270), p)
^  Call: (215) [user] is_delimiter(p)
   Call: (216) [system] char_type(p, space)
   Fail: (216) [system] char_type(p, space)
   Call: (216) [system] arg(_1677684, v('(', ')', end_of_file), p)
   Fail: (216) [system] arg(_1678616, v('(', ')', end_of_file), p)
^  Fail: (215) [user] is_delimiter(p)
   Call: (215) [system] ')'==p
   Fail: (215) [system] ')'==p
   Call: (215) [system] get_char((0x55fbb4538270), p)
   Exit: (215) [system] get_char((0x55fbb4538270), p)
   Call: (215) [system] p=(\)
   Fail: (215) [system] p=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1685966)
   Call: (216) [system] peek_char((0x55fbb4538270), _1686900)
   Exit: (216) [system] peek_char((0x55fbb4538270), l)
^  Call: (216) [user] is_delimiter(l)
   Call: (217) [system] char_type(l, space)
   Fail: (217) [system] char_type(l, space)
   Call: (217) [system] arg(_1691620, v('(', ')', end_of_file), l)
   Fail: (217) [system] arg(_1692552, v('(', ')', end_of_file), l)
^  Fail: (216) [user] is_delimiter(l)
   Call: (216) [system] ')'==l
   Fail: (216) [system] ')'==l
   Call: (216) [system] get_char((0x55fbb4538270), l)
   Exit: (216) [system] get_char((0x55fbb4538270), l)
   Call: (216) [system] l=(\)
   Fail: (216) [system] l=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1699902)
   Call: (217) [system] peek_char((0x55fbb4538270), _1700836)
   Exit: (217) [system] peek_char((0x55fbb4538270), i)
^  Call: (217) [user] is_delimiter(i)
   Call: (218) [system] char_type(i, space)
   Fail: (218) [system] char_type(i, space)
   Call: (218) [system] arg(_1705556, v('(', ')', end_of_file), i)
   Fail: (218) [system] arg(_1706488, v('(', ')', end_of_file), i)
^  Fail: (217) [user] is_delimiter(i)
   Call: (217) [system] ')'==i
   Fail: (217) [system] ')'==i
   Call: (217) [system] get_char((0x55fbb4538270), i)
   Exit: (217) [system] get_char((0x55fbb4538270), i)
   Call: (217) [system] i=(\)
   Fail: (217) [system] i=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1713838)
   Call: (218) [system] peek_char((0x55fbb4538270), _1714772)
   Exit: (218) [system] peek_char((0x55fbb4538270), c)
^  Call: (218) [user] is_delimiter(c)
   Call: (219) [system] char_type(c, space)
   Fail: (219) [system] char_type(c, space)
   Call: (219) [system] arg(_1719492, v('(', ')', end_of_file), c)
   Fail: (219) [system] arg(_1720424, v('(', ')', end_of_file), c)
^  Fail: (218) [user] is_delimiter(c)
   Call: (218) [system] ')'==c
   Fail: (218) [system] ')'==c
   Call: (218) [system] get_char((0x55fbb4538270), c)
   Exit: (218) [system] get_char((0x55fbb4538270), c)
   Call: (218) [system] c=(\)
   Fail: (218) [system] c=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1727774)
   Call: (219) [system] peek_char((0x55fbb4538270), _1728708)
   Exit: (219) [system] peek_char((0x55fbb4538270), a)
^  Call: (219) [user] is_delimiter(a)
   Call: (220) [system] char_type(a, space)
   Fail: (220) [system] char_type(a, space)
   Call: (220) [system] arg(_1733428, v('(', ')', end_of_file), a)
   Fail: (220) [system] arg(_1734360, v('(', ')', end_of_file), a)
^  Fail: (219) [user] is_delimiter(a)
   Call: (219) [system] ')'==a
   Fail: (219) [system] ')'==a
   Call: (219) [system] get_char((0x55fbb4538270), a)
   Exit: (219) [system] get_char((0x55fbb4538270), a)
   Call: (219) [system] a=(\)
   Fail: (219) [system] a=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1741710)
   Call: (220) [system] peek_char((0x55fbb4538270), _1742644)
   Exit: (220) [system] peek_char((0x55fbb4538270), t)
^  Call: (220) [user] is_delimiter(t)
   Call: (221) [system] char_type(t, space)
   Fail: (221) [system] char_type(t, space)
   Call: (221) [system] arg(_1747364, v('(', ')', end_of_file), t)
   Fail: (221) [system] arg(_1748296, v('(', ')', end_of_file), t)
^  Fail: (220) [user] is_delimiter(t)
   Call: (220) [system] ')'==t
   Fail: (220) [system] ')'==t
   Call: (220) [system] get_char((0x55fbb4538270), t)
   Exit: (220) [system] get_char((0x55fbb4538270), t)
   Call: (220) [system] t=(\)
   Fail: (220) [system] t=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1755646)
   Call: (221) [system] peek_char((0x55fbb4538270), _1756580)
   Exit: (221) [system] peek_char((0x55fbb4538270), i)
^  Call: (221) [user] is_delimiter(i)
   Call: (222) [system] char_type(i, space)
   Fail: (222) [system] char_type(i, space)
   Call: (222) [system] arg(_1761300, v('(', ')', end_of_file), i)
   Fail: (222) [system] arg(_1762232, v('(', ')', end_of_file), i)
^  Fail: (221) [user] is_delimiter(i)
   Call: (221) [system] ')'==i
   Fail: (221) [system] ')'==i
   Call: (221) [system] get_char((0x55fbb4538270), i)
   Exit: (221) [system] get_char((0x55fbb4538270), i)
   Call: (221) [system] i=(\)
   Fail: (221) [system] i=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1769582)
   Call: (222) [system] peek_char((0x55fbb4538270), _1770516)
   Exit: (222) [system] peek_char((0x55fbb4538270), o)
^  Call: (222) [user] is_delimiter(o)
   Call: (223) [system] char_type(o, space)
   Fail: (223) [system] char_type(o, space)
   Call: (223) [system] arg(_1775236, v('(', ')', end_of_file), o)
   Fail: (223) [system] arg(_1776168, v('(', ')', end_of_file), o)
^  Fail: (222) [user] is_delimiter(o)
   Call: (222) [system] ')'==o
   Fail: (222) [system] ')'==o
   Call: (222) [system] get_char((0x55fbb4538270), o)
   Exit: (222) [system] get_char((0x55fbb4538270), o)
   Call: (222) [system] o=(\)
   Fail: (222) [system] o=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _1783518)
   Call: (223) [system] peek_char((0x55fbb4538270), _1784452)
   Exit: (223) [system] peek_char((0x55fbb4538270), n)
^  Call: (223) [user] is_delimiter(n)
   Call: (224) [system] char_type(n, space)
   Fail: (224) [system] char_type(n, space)
   Call: (224) [system] arg(_1789172, v('(', ')', end_of_file), n)
   Fail: (224) [system] arg(_1790104, v('(', ')', end_of_file), n)
^  Fail: (223) [user] is_delimiter(n)
   Call: (223) [system] ')'==n
   Fail: (223) [system] ')'==n
   Call: (223) [system] get_char((0x55fbb4538270), n)
   Exit: (223) [system] get_char((0x55fbb4538270), n)
   Call: (223) [system] n=(\)
   Fail: (223) [system] n=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _1797454)
   Call: (224) [system] peek_char((0x55fbb4538270), _1798388)
   Exit: (224) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (224) [user] is_delimiter(' ')
   Call: (225) [system] char_type(' ', space)
   Exit: (225) [system] char_type(' ', space)
^  Exit: (224) [user] is_delimiter(' ')
   Call: (224) [system] _1797454=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (223) [system] _1783518=[n]
   Exit: (223) [system] [n]=[n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (222) [system] _1769582=[o, n]
   Exit: (222) [system] [o, n]=[o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (221) [system] _1755646=[i, o, n]
   Exit: (221) [system] [i, o, n]=[i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (220) [system] _1741710=[t, i, o, n]
   Exit: (220) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (219) [system] _1727774=[a, t, i, o, n]
   Exit: (219) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (218) [system] _1713838=[c, a, t, i, o, n]
   Exit: (218) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (217) [system] _1699902=[i, c, a, t, i, o, n]
   Exit: (217) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (216) [system] _1685966=[l, i, c, a, t, i, o, n]
   Exit: (216) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (215) [system] _1672030=[p, l, i, c, a, t, i, o, n]
   Exit: (215) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (214) [system] _1658094=[m, p, l, i, c, a, t, i, o, n]
   Exit: (214) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (213) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _1622584)
^  Call: (214) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _1835612)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_1836564, _1836566), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1835612), _1836546, fail)), '$restore_trace'(_1836564, _1836566))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_1836564, _1836566))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1835612), _1836546, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(_1835612)
   Fail: (215) [system] atomic(_1835612)
   Call: (215) [system] atom_chars(_1835612, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (215) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (214) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (214) [system] integer('Implication')
   Fail: (214) [system] integer('Implication')
   Call: (214) [system] _1622584='Implication'
   Exit: (214) [system] 'Implication'='Implication'
^  Exit: (213) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (212) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (211) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _1850562)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1852420)
   Exit: (213) [system] peek_char((0x55fbb4538270), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
   Call: (213) [system] ' '=(/)
   Fail: (213) [system] ' '=(/)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55fbb4538270), _1862014)
   Exit: (213) [system] get_char((0x55fbb4538270), ' ')
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1864718)
   Exit: (214) [system] peek_char((0x55fbb4538270), '(')
   Call: (214) [system] '('=(;)
   Fail: (214) [system] '('=(;)
   Call: (214) [system] '('=(/)
   Fail: (214) [system] '('=(/)
^  Call: (214) [user] is_like_space('(')
   Call: (215) [system] char_type('(', 'white')
   Fail: (215) [system] char_type('(', 'white')
   Call: (215) [system] char_type('(', end_of_line)
   Fail: (215) [system] char_type('(', end_of_line)
   Call: (215) [system] char_type('(', space)
   Fail: (215) [system] char_type('(', space)
   Call: (215) [system] char_type('(', cntrl)
   Fail: (215) [system] char_type('(', cntrl)
^  Fail: (214) [user] is_like_space('(')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1881652)
   Exit: (212) [system] peek_char((0x55fbb4538270), '(')
   Call: (212) [system] '('=')'
   Fail: (212) [system] '('=')'
   Call: (212) [system] '('=end_of_file
   Fail: (212) [system] '('=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55fbb4538270), _1887222)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1889080)
   Exit: (214) [system] peek_char((0x55fbb4538270), '(')
   Call: (214) [system] '('=(;)
   Fail: (214) [system] '('=(;)
   Call: (214) [system] '('=(/)
   Fail: (214) [system] '('=(/)
^  Call: (214) [user] is_like_space('(')
   Call: (215) [system] char_type('(', 'white')
   Fail: (215) [system] char_type('(', 'white')
   Call: (215) [system] char_type('(', end_of_line)
   Fail: (215) [system] char_type('(', end_of_line)
   Call: (215) [system] char_type('(', space)
   Fail: (215) [system] char_type('(', space)
   Call: (215) [system] char_type('(', cntrl)
   Fail: (215) [system] char_type('(', cntrl)
^  Fail: (214) [user] is_like_space('(')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] get_char((0x55fbb4538270), _1905090)
   Exit: (213) [system] get_char((0x55fbb4538270), '(')
   Call: (213) [system] '('='('
   Exit: (213) [system] '('='('
^  Call: (213) [user] read_list(')', (0x55fbb4538270), _1887222)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1910660)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'A')
   Call: (215) [system] 'A'=(;)
   Fail: (215) [system] 'A'=(;)
   Call: (215) [system] 'A'=(/)
   Fail: (215) [system] 'A'=(/)
^  Call: (215) [user] is_like_space('A')
   Call: (216) [system] char_type('A', 'white')
   Fail: (216) [system] char_type('A', 'white')
   Call: (216) [system] char_type('A', end_of_line)
   Fail: (216) [system] char_type('A', end_of_line)
   Call: (216) [system] char_type('A', space)
   Fail: (216) [system] char_type('A', space)
   Call: (216) [system] char_type('A', cntrl)
   Fail: (216) [system] char_type('A', cntrl)
^  Fail: (215) [user] is_like_space('A')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1926670)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'A')
   Call: (214) [system] 'A'=')'
   Fail: (214) [system] 'A'=')'
   Call: (214) [system] 'A'=end_of_file
   Fail: (214) [system] 'A'=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55fbb4538270), _1932240)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1934098)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'A')
   Call: (216) [system] 'A'=(;)
   Fail: (216) [system] 'A'=(;)
   Call: (216) [system] 'A'=(/)
   Fail: (216) [system] 'A'=(/)
^  Call: (216) [user] is_like_space('A')
   Call: (217) [system] char_type('A', 'white')
   Fail: (217) [system] char_type('A', 'white')
   Call: (217) [system] char_type('A', end_of_line)
   Fail: (217) [system] char_type('A', end_of_line)
   Call: (217) [system] char_type('A', space)
   Fail: (217) [system] char_type('A', space)
   Call: (217) [system] char_type('A', cntrl)
   Fail: (217) [system] char_type('A', cntrl)
^  Fail: (216) [user] is_like_space('A')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] get_char((0x55fbb4538270), _1950108)
   Exit: (215) [system] get_char((0x55fbb4538270), 'A')
   Call: (215) [system] 'A'='('
   Fail: (215) [system] 'A'='('
   Call: (215) [system] 'A'='['
   Fail: (215) [system] 'A'='['
   Call: (215) [system] 'A'='{'
   Fail: (215) [system] 'A'='{'
   Call: (215) [system] 'A'='"'
   Fail: (215) [system] 'A'='"'
   Call: (215) [system] 'A'=!
   Fail: (215) [system] 'A'=!
   Call: (215) [system] 'A'='\''
   Fail: (215) [system] 'A'='\''
   Call: (215) [system] 'A'='`'
   Fail: (215) [system] 'A'='`'
   Call: (215) [system] 'A'=end_of_file
   Fail: (215) [system] 'A'=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1932240)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1967750)
   Call: (217) [system] peek_char((0x55fbb4538270), _1968684)
   Exit: (217) [system] peek_char((0x55fbb4538270), n)
^  Call: (217) [user] is_delimiter(n)
   Call: (218) [system] char_type(n, space)
   Fail: (218) [system] char_type(n, space)
   Call: (218) [system] arg(_1973404, v('(', ')', end_of_file), n)
   Fail: (218) [system] arg(_1974336, v('(', ')', end_of_file), n)
^  Fail: (217) [user] is_delimiter(n)
   Call: (217) [system] ')'==n
   Fail: (217) [system] ')'==n
   Call: (217) [system] get_char((0x55fbb4538270), n)
   Exit: (217) [system] get_char((0x55fbb4538270), n)
   Call: (217) [system] n=(\)
   Fail: (217) [system] n=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1981686)
   Call: (218) [system] peek_char((0x55fbb4538270), _1982620)
   Exit: (218) [system] peek_char((0x55fbb4538270), d)
^  Call: (218) [user] is_delimiter(d)
   Call: (219) [system] char_type(d, space)
   Fail: (219) [system] char_type(d, space)
   Call: (219) [system] arg(_1987340, v('(', ')', end_of_file), d)
   Fail: (219) [system] arg(_1988272, v('(', ')', end_of_file), d)
^  Fail: (218) [user] is_delimiter(d)
   Call: (218) [system] ')'==d
   Fail: (218) [system] ')'==d
   Call: (218) [system] get_char((0x55fbb4538270), d)
   Exit: (218) [system] get_char((0x55fbb4538270), d)
   Call: (218) [system] d=(\)
   Fail: (218) [system] d=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1995622)
   Call: (219) [system] peek_char((0x55fbb4538270), _1996556)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (219) [user] is_delimiter('L')
   Call: (220) [system] char_type('L', space)
   Fail: (220) [system] char_type('L', space)
   Call: (220) [system] arg(_2001276, v('(', ')', end_of_file), 'L')
   Fail: (220) [system] arg(_2002208, v('(', ')', end_of_file), 'L')
^  Fail: (219) [user] is_delimiter('L')
   Call: (219) [system] ')'=='L'
   Fail: (219) [system] ')'=='L'
   Call: (219) [system] get_char((0x55fbb4538270), 'L')
   Exit: (219) [system] get_char((0x55fbb4538270), 'L')
   Call: (219) [system] 'L'=(\)
   Fail: (219) [system] 'L'=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _2009558)
   Call: (220) [system] peek_char((0x55fbb4538270), _2010492)
   Exit: (220) [system] peek_char((0x55fbb4538270), i)
^  Call: (220) [user] is_delimiter(i)
   Call: (221) [system] char_type(i, space)
   Fail: (221) [system] char_type(i, space)
   Call: (221) [system] arg(_2015212, v('(', ')', end_of_file), i)
   Fail: (221) [system] arg(_2016144, v('(', ')', end_of_file), i)
^  Fail: (220) [user] is_delimiter(i)
   Call: (220) [system] ')'==i
   Fail: (220) [system] ')'==i
   Call: (220) [system] get_char((0x55fbb4538270), i)
   Exit: (220) [system] get_char((0x55fbb4538270), i)
   Call: (220) [system] i=(\)
   Fail: (220) [system] i=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _2023494)
   Call: (221) [system] peek_char((0x55fbb4538270), _2024428)
   Exit: (221) [system] peek_char((0x55fbb4538270), n)
^  Call: (221) [user] is_delimiter(n)
   Call: (222) [system] char_type(n, space)
   Fail: (222) [system] char_type(n, space)
   Call: (222) [system] arg(_2029148, v('(', ')', end_of_file), n)
   Fail: (222) [system] arg(_2030080, v('(', ')', end_of_file), n)
^  Fail: (221) [user] is_delimiter(n)
   Call: (221) [system] ')'==n
   Fail: (221) [system] ')'==n
   Call: (221) [system] get_char((0x55fbb4538270), n)
   Exit: (221) [system] get_char((0x55fbb4538270), n)
   Call: (221) [system] n=(\)
   Fail: (221) [system] n=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _2037430)
   Call: (222) [system] peek_char((0x55fbb4538270), _2038364)
   Exit: (222) [system] peek_char((0x55fbb4538270), k)
^  Call: (222) [user] is_delimiter(k)
   Call: (223) [system] char_type(k, space)
   Fail: (223) [system] char_type(k, space)
   Call: (223) [system] arg(_2043084, v('(', ')', end_of_file), k)
   Fail: (223) [system] arg(_2044016, v('(', ')', end_of_file), k)
^  Fail: (222) [user] is_delimiter(k)
   Call: (222) [system] ')'==k
   Fail: (222) [system] ')'==k
   Call: (222) [system] get_char((0x55fbb4538270), k)
   Exit: (222) [system] get_char((0x55fbb4538270), k)
   Call: (222) [system] k=(\)
   Fail: (222) [system] k=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _2051366)
   Call: (223) [system] peek_char((0x55fbb4538270), _2052300)
   Exit: (223) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (223) [user] is_delimiter(' ')
   Call: (224) [system] char_type(' ', space)
   Exit: (224) [system] char_type(' ', space)
^  Exit: (223) [user] is_delimiter(' ')
   Call: (223) [system] _2051366=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (222) [system] _2037430=[k]
   Exit: (222) [system] [k]=[k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (221) [system] _2023494=[n, k]
   Exit: (221) [system] [n, k]=[n, k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (220) [system] _2009558=[i, n, k]
   Exit: (220) [system] [i, n, k]=[i, n, k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (219) [system] _1995622=['L', i, n, k]
   Exit: (219) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (218) [system] _1981686=[d, 'L', i, n, k]
   Exit: (218) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (217) [system] _1967750=[n, d, 'L', i, n, k]
   Exit: (217) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (216) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _1932240)
^  Call: (217) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _2078348)
^  Call: (219) [system] setup_call_cleanup('$notrace'(_2079300, _2079302), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _2078348), _2079282, fail)), '$restore_trace'(_2079300, _2079302))
^  Call: (220) [system] sig_atomic(system:'$notrace'(_2079300, _2079302))
^  Exit: (219) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _2078348), _2079282, fail)), system:'$restore_trace'(3, -1))
   Call: (218) [system] atomic(_2078348)
   Fail: (218) [system] atomic(_2078348)
   Call: (218) [system] atom_chars(_2078348, ['A', n, d, 'L', i, n, k])
   Exit: (218) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (217) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (217) [system] integer('AndLink')
   Fail: (217) [system] integer('AndLink')
   Call: (217) [system] _1932240='AndLink'
   Exit: (217) [system] 'AndLink'='AndLink'
^  Exit: (216) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (215) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (214) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (214) [user] read_list(')', (0x55fbb4538270), _2093298)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _2095156)
   Exit: (216) [system] peek_char((0x55fbb4538270), ' ')
   Call: (216) [system] ' '=(;)
   Fail: (216) [system] ' '=(;)
   Call: (216) [system] ' '=(/)
   Fail: (216) [system] ' '=(/)
^  Call: (216) [user] is_like_space(' ')
   Call: (217) [system] char_type(' ', 'white')
   Exit: (217) [system] char_type(' ', 'white')
^  Exit: (216) [user] is_like_space(' ')
   Call: (216) [system] get_char((0x55fbb4538270), _11984)
   Exit: (216) [system] get_char((0x55fbb4538270), ' ')
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _14688)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'A')
   Call: (217) [system] 'A'=(;)
   Fail: (217) [system] 'A'=(;)
   Call: (217) [system] 'A'=(/)
   Fail: (217) [system] 'A'=(/)
^  Call: (217) [user] is_like_space('A')
   Call: (218) [system] char_type('A', 'white')
   Fail: (218) [system] char_type('A', 'white')
   Call: (218) [system] char_type('A', end_of_line)
   Fail: (218) [system] char_type('A', end_of_line)
   Call: (218) [system] char_type('A', space)
   Fail: (218) [system] char_type('A', space)
   Call: (218) [system] char_type('A', cntrl)
   Fail: (218) [system] char_type('A', cntrl)
^  Fail: (217) [user] is_like_space('A')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _31622)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'A')
   Call: (215) [system] 'A'=')'
   Fail: (215) [system] 'A'=')'
   Call: (215) [system] 'A'=end_of_file
   Fail: (215) [system] 'A'=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55fbb4538270), _37192)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _39050)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'A')
   Call: (217) [system] 'A'=(;)
   Fail: (217) [system] 'A'=(;)
   Call: (217) [system] 'A'=(/)
   Fail: (217) [system] 'A'=(/)
^  Call: (217) [user] is_like_space('A')
   Call: (218) [system] char_type('A', 'white')
   Fail: (218) [system] char_type('A', 'white')
   Call: (218) [system] char_type('A', end_of_line)
   Fail: (218) [system] char_type('A', end_of_line)
   Call: (218) [system] char_type('A', space)
   Fail: (218) [system] char_type('A', space)
   Call: (218) [system] char_type('A', cntrl)
   Fail: (218) [system] char_type('A', cntrl)
^  Fail: (217) [user] is_like_space('A')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] get_char((0x55fbb4538270), _55060)
   Exit: (216) [system] get_char((0x55fbb4538270), 'A')
   Call: (216) [system] 'A'='('
   Fail: (216) [system] 'A'='('
   Call: (216) [system] 'A'='['
   Fail: (216) [system] 'A'='['
   Call: (216) [system] 'A'='{'
   Fail: (216) [system] 'A'='{'
   Call: (216) [system] 'A'='"'
   Fail: (216) [system] 'A'='"'
   Call: (216) [system] 'A'=!
   Fail: (216) [system] 'A'=!
   Call: (216) [system] 'A'='\''
   Fail: (216) [system] 'A'='\''
   Call: (216) [system] 'A'='`'
   Fail: (216) [system] 'A'='`'
   Call: (216) [system] 'A'=end_of_file
   Fail: (216) [system] 'A'=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55fbb4538270), 'A', _37192)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _72702)
   Call: (218) [system] peek_char((0x55fbb4538270), _73636)
   Exit: (218) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (218) [user] is_delimiter(' ')
   Call: (219) [system] char_type(' ', space)
   Exit: (219) [system] char_type(' ', space)
^  Exit: (218) [user] is_delimiter(' ')
   Call: (218) [system] _72702=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (217) [user] classify_and_convert_charseq(['A'], _37192)
^  Call: (218) [user] classify_and_convert_charseq_(['A'], _82920)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_83872, _83874), once(user:catch(read_from_chars(['A'], _82920), _83854, fail)), '$restore_trace'(_83872, _83874))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_83872, _83874))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _82920), _83854, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(_82920)
   Fail: (219) [system] atomic(_82920)
   Call: (219) [system] atom_chars(_82920, ['A'])
   Exit: (219) [system] atom_chars('A', ['A'])
^  Exit: (218) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (218) [system] integer('A')
   Fail: (218) [system] integer('A')
   Call: (218) [system] _37192='A'
   Exit: (218) [system] 'A'='A'
^  Exit: (217) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (216) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (215) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (215) [user] read_list(')', (0x55fbb4538270), _97870)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _99728)
   Exit: (217) [system] peek_char((0x55fbb4538270), ' ')
   Call: (217) [system] ' '=(;)
   Fail: (217) [system] ' '=(;)
   Call: (217) [system] ' '=(/)
   Fail: (217) [system] ' '=(/)
^  Call: (217) [user] is_like_space(' ')
   Call: (218) [system] char_type(' ', 'white')
   Exit: (218) [system] char_type(' ', 'white')
^  Exit: (217) [user] is_like_space(' ')
   Call: (217) [system] get_char((0x55fbb4538270), _109322)
   Exit: (217) [system] get_char((0x55fbb4538270), ' ')
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _112026)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'B')
   Call: (218) [system] 'B'=(;)
   Fail: (218) [system] 'B'=(;)
   Call: (218) [system] 'B'=(/)
   Fail: (218) [system] 'B'=(/)
^  Call: (218) [user] is_like_space('B')
   Call: (219) [system] char_type('B', 'white')
   Fail: (219) [system] char_type('B', 'white')
   Call: (219) [system] char_type('B', end_of_line)
   Fail: (219) [system] char_type('B', end_of_line)
   Call: (219) [system] char_type('B', space)
   Fail: (219) [system] char_type('B', space)
   Call: (219) [system] char_type('B', cntrl)
   Fail: (219) [system] char_type('B', cntrl)
^  Fail: (218) [user] is_like_space('B')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _128960)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'B')
   Call: (216) [system] 'B'=')'
   Fail: (216) [system] 'B'=')'
   Call: (216) [system] 'B'=end_of_file
   Fail: (216) [system] 'B'=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55fbb4538270), _134530)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _136388)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'B')
   Call: (218) [system] 'B'=(;)
   Fail: (218) [system] 'B'=(;)
   Call: (218) [system] 'B'=(/)
   Fail: (218) [system] 'B'=(/)
^  Call: (218) [user] is_like_space('B')
   Call: (219) [system] char_type('B', 'white')
   Fail: (219) [system] char_type('B', 'white')
   Call: (219) [system] char_type('B', end_of_line)
   Fail: (219) [system] char_type('B', end_of_line)
   Call: (219) [system] char_type('B', space)
   Fail: (219) [system] char_type('B', space)
   Call: (219) [system] char_type('B', cntrl)
   Fail: (219) [system] char_type('B', cntrl)
^  Fail: (218) [user] is_like_space('B')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] get_char((0x55fbb4538270), _152398)
   Exit: (217) [system] get_char((0x55fbb4538270), 'B')
   Call: (217) [system] 'B'='('
   Fail: (217) [system] 'B'='('
   Call: (217) [system] 'B'='['
   Fail: (217) [system] 'B'='['
   Call: (217) [system] 'B'='{'
   Fail: (217) [system] 'B'='{'
   Call: (217) [system] 'B'='"'
   Fail: (217) [system] 'B'='"'
   Call: (217) [system] 'B'=!
   Fail: (217) [system] 'B'=!
   Call: (217) [system] 'B'='\''
   Fail: (217) [system] 'B'='\''
   Call: (217) [system] 'B'='`'
   Fail: (217) [system] 'B'='`'
   Call: (217) [system] 'B'=end_of_file
   Fail: (217) [system] 'B'=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55fbb4538270), 'B', _134530)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _170040)
   Call: (219) [system] peek_char((0x55fbb4538270), _170974)
   Exit: (219) [system] peek_char((0x55fbb4538270), ')')
^  Call: (219) [user] is_delimiter(')')
   Call: (220) [system] char_type(')', space)
   Fail: (220) [system] char_type(')', space)
   Call: (220) [system] arg(_175694, v('(', ')', end_of_file), ')')
   Exit: (220) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (219) [user] is_delimiter(')')
   Call: (219) [system] _170040=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (218) [user] classify_and_convert_charseq(['B'], _134530)
^  Call: (219) [user] classify_and_convert_charseq_(['B'], _182130)
^  Call: (221) [system] setup_call_cleanup('$notrace'(_183082, _183084), once(user:catch(read_from_chars(['B'], _182130), _183064, fail)), '$restore_trace'(_183082, _183084))
^  Call: (222) [system] sig_atomic(system:'$notrace'(_183082, _183084))
^  Exit: (221) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _182130), _183064, fail)), system:'$restore_trace'(3, -1))
   Call: (220) [system] atomic(_182130)
   Fail: (220) [system] atomic(_182130)
   Call: (220) [system] atom_chars(_182130, ['B'])
   Exit: (220) [system] atom_chars('B', ['B'])
^  Exit: (219) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (219) [system] integer('B')
   Fail: (219) [system] integer('B')
   Call: (219) [system] _134530='B'
   Exit: (219) [system] 'B'='B'
^  Exit: (218) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (217) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (216) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (216) [user] read_list(')', (0x55fbb4538270), _197080)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _198938)
   Exit: (218) [system] peek_char((0x55fbb4538270), ')')
   Call: (218) [system] ')'=(;)
   Fail: (218) [system] ')'=(;)
   Call: (218) [system] ')'=(/)
   Fail: (218) [system] ')'=(/)
^  Call: (218) [user] is_like_space(')')
   Call: (219) [system] char_type(')', 'white')
   Fail: (219) [system] char_type(')', 'white')
   Call: (219) [system] char_type(')', end_of_line)
   Fail: (219) [system] char_type(')', end_of_line)
   Call: (219) [system] char_type(')', space)
   Fail: (219) [system] char_type(')', space)
   Call: (219) [system] char_type(')', cntrl)
   Fail: (219) [system] char_type(')', cntrl)
^  Fail: (218) [user] is_like_space(')')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _214948)
   Exit: (217) [system] peek_char((0x55fbb4538270), ')')
   Call: (217) [system] ')'=')'
   Exit: (217) [system] ')'=')'
   Call: (217) [system] get_char((0x55fbb4538270), _218738)
   Exit: (217) [system] get_char((0x55fbb4538270), ')')
   Call: (217) [system] _197080=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_list(')', (0x55fbb4538270), [])
   Call: (216) [system] _97870=['B']
   Exit: (216) [system] ['B']=['B']
^  Exit: (215) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (215) [system] _4270=['A', 'B']
   Exit: (215) [system] ['A', 'B']=['A', 'B']
^  Exit: (214) [user] read_list(')', (0x55fbb4538270), ['A', 'B'])
   Call: (214) [system] _4262=['AndLink', 'A', 'B']
   Exit: (214) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (213) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Exit: (212) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _232620)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _234478)
   Exit: (214) [system] peek_char((0x55fbb4538270), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
   Call: (214) [system] ' '=(/)
   Fail: (214) [system] ' '=(/)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55fbb4538270), _244072)
   Exit: (214) [system] get_char((0x55fbb4538270), ' ')
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _246776)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'C')
   Call: (215) [system] 'C'=(;)
   Fail: (215) [system] 'C'=(;)
   Call: (215) [system] 'C'=(/)
   Fail: (215) [system] 'C'=(/)
^  Call: (215) [user] is_like_space('C')
   Call: (216) [system] char_type('C', 'white')
   Fail: (216) [system] char_type('C', 'white')
   Call: (216) [system] char_type('C', end_of_line)
   Fail: (216) [system] char_type('C', end_of_line)
   Call: (216) [system] char_type('C', space)
   Fail: (216) [system] char_type('C', space)
   Call: (216) [system] char_type('C', cntrl)
   Fail: (216) [system] char_type('C', cntrl)
^  Fail: (215) [user] is_like_space('C')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _263710)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'C')
   Call: (213) [system] 'C'=')'
   Fail: (213) [system] 'C'=')'
   Call: (213) [system] 'C'=end_of_file
   Fail: (213) [system] 'C'=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55fbb4538270), _269280)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _271138)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'C')
   Call: (215) [system] 'C'=(;)
   Fail: (215) [system] 'C'=(;)
   Call: (215) [system] 'C'=(/)
   Fail: (215) [system] 'C'=(/)
^  Call: (215) [user] is_like_space('C')
   Call: (216) [system] char_type('C', 'white')
   Fail: (216) [system] char_type('C', 'white')
   Call: (216) [system] char_type('C', end_of_line)
   Fail: (216) [system] char_type('C', end_of_line)
   Call: (216) [system] char_type('C', space)
   Fail: (216) [system] char_type('C', space)
   Call: (216) [system] char_type('C', cntrl)
   Fail: (216) [system] char_type('C', cntrl)
^  Fail: (215) [user] is_like_space('C')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] get_char((0x55fbb4538270), _287148)
   Exit: (214) [system] get_char((0x55fbb4538270), 'C')
   Call: (214) [system] 'C'='('
   Fail: (214) [system] 'C'='('
   Call: (214) [system] 'C'='['
   Fail: (214) [system] 'C'='['
   Call: (214) [system] 'C'='{'
   Fail: (214) [system] 'C'='{'
   Call: (214) [system] 'C'='"'
   Fail: (214) [system] 'C'='"'
   Call: (214) [system] 'C'=!
   Fail: (214) [system] 'C'=!
   Call: (214) [system] 'C'='\''
   Fail: (214) [system] 'C'='\''
   Call: (214) [system] 'C'='`'
   Fail: (214) [system] 'C'='`'
   Call: (214) [system] 'C'=end_of_file
   Fail: (214) [system] 'C'=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55fbb4538270), 'C', _269280)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _304790)
   Call: (216) [system] peek_char((0x55fbb4538270), _305724)
   Exit: (216) [system] peek_char((0x55fbb4538270), ')')
^  Call: (216) [user] is_delimiter(')')
   Call: (217) [system] char_type(')', space)
   Fail: (217) [system] char_type(')', space)
   Call: (217) [system] arg(_310444, v('(', ')', end_of_file), ')')
   Exit: (217) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (216) [user] is_delimiter(')')
   Call: (216) [system] _304790=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (215) [user] classify_and_convert_charseq(['C'], _269280)
^  Call: (216) [user] classify_and_convert_charseq_(['C'], _316880)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_317832, _317834), once(user:catch(read_from_chars(['C'], _316880), _317814, fail)), '$restore_trace'(_317832, _317834))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_317832, _317834))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _316880), _317814, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(_316880)
   Fail: (217) [system] atomic(_316880)
   Call: (217) [system] atom_chars(_316880, ['C'])
   Exit: (217) [system] atom_chars('C', ['C'])
^  Exit: (216) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (216) [system] integer('C')
   Fail: (216) [system] integer('C')
   Call: (216) [system] _269280='C'
   Exit: (216) [system] 'C'='C'
^  Exit: (215) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (214) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (213) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (213) [user] read_list(')', (0x55fbb4538270), _331830)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _333688)
   Exit: (215) [system] peek_char((0x55fbb4538270), ')')
   Call: (215) [system] ')'=(;)
   Fail: (215) [system] ')'=(;)
   Call: (215) [system] ')'=(/)
   Fail: (215) [system] ')'=(/)
^  Call: (215) [user] is_like_space(')')
   Call: (216) [system] char_type(')', 'white')
   Fail: (216) [system] char_type(')', 'white')
   Call: (216) [system] char_type(')', end_of_line)
   Fail: (216) [system] char_type(')', end_of_line)
   Call: (216) [system] char_type(')', space)
   Fail: (216) [system] char_type(')', space)
   Call: (216) [system] char_type(')', cntrl)
   Fail: (216) [system] char_type(')', cntrl)
^  Fail: (215) [user] is_like_space(')')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _349698)
   Exit: (214) [system] peek_char((0x55fbb4538270), ')')
   Call: (214) [system] ')'=')'
   Exit: (214) [system] ')'=')'
   Call: (214) [system] get_char((0x55fbb4538270), _353488)
   Exit: (214) [system] get_char((0x55fbb4538270), ')')
   Call: (214) [system] _331830=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_list(')', (0x55fbb4538270), [])
   Call: (213) [system] _232620=['C']
   Exit: (213) [system] ['C']=['C']
^  Exit: (212) [user] read_list(')', (0x55fbb4538270), ['C'])
   Call: (212) [system] _4258=[['AndLink', 'A', 'B'], 'C']
   Exit: (212) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'A', 'B'], 'C'])
   Call: (211) [system] _4250=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (211) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (209) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _367370)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _369228)
   Exit: (211) [system] peek_char((0x55fbb4538270), ')')
   Call: (211) [system] ')'=(;)
   Fail: (211) [system] ')'=(;)
   Call: (211) [system] ')'=(/)
   Fail: (211) [system] ')'=(/)
^  Call: (211) [user] is_like_space(')')
   Call: (212) [system] char_type(')', 'white')
   Fail: (212) [system] char_type(')', 'white')
   Call: (212) [system] char_type(')', end_of_line)
   Fail: (212) [system] char_type(')', end_of_line)
   Call: (212) [system] char_type(')', space)
   Fail: (212) [system] char_type(')', space)
   Call: (212) [system] char_type(')', cntrl)
   Fail: (212) [system] char_type(')', cntrl)
^  Fail: (211) [user] is_like_space(')')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _385238)
   Exit: (210) [system] peek_char((0x55fbb4538270), ')')
   Call: (210) [system] ')'=')'
   Exit: (210) [system] ')'=')'
   Call: (210) [system] get_char((0x55fbb4538270), _389028)
   Exit: (210) [system] get_char((0x55fbb4538270), ')')
   Call: (210) [system] _367370=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), [])
   Call: (209) [system] _4246=[['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (209) [system] [['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), [['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (208) [system] _4204=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (208) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), [['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (207) [system] _4196=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (207) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Exit: (205) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Call: (205) [user] read_list(')', (0x55fbb4538270), _402910)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _404768)
   Exit: (207) [system] peek_char((0x55fbb4538270), ')')
   Call: (207) [system] ')'=(;)
   Fail: (207) [system] ')'=(;)
   Call: (207) [system] ')'=(/)
   Fail: (207) [system] ')'=(/)
^  Call: (207) [user] is_like_space(')')
   Call: (208) [system] char_type(')', 'white')
   Fail: (208) [system] char_type(')', 'white')
   Call: (208) [system] char_type(')', end_of_line)
   Fail: (208) [system] char_type(')', end_of_line)
   Call: (208) [system] char_type(')', space)
   Fail: (208) [system] char_type(')', space)
   Call: (208) [system] char_type(')', cntrl)
   Fail: (208) [system] char_type(')', cntrl)
^  Fail: (207) [user] is_like_space(')')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _420778)
   Exit: (206) [system] peek_char((0x55fbb4538270), ')')
   Call: (206) [system] ')'=')'
   Exit: (206) [system] ')'=')'
   Call: (206) [system] get_char((0x55fbb4538270), _424568)
   Exit: (206) [system] get_char((0x55fbb4538270), ')')
   Call: (206) [system] _402910=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_list(')', (0x55fbb4538270), [])
   Call: (205) [system] _4192=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (205) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (204) [user] read_list(')', (0x55fbb4538270), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (204) [system] _4150=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (204) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (203) [user] read_list(')', (0x55fbb4538270), [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (203) [system] _4142=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (203) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _438450)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _440308)
   Exit: (203) [system] peek_char((0x55fbb4538270), ')')
   Call: (203) [system] ')'=(;)
   Fail: (203) [system] ')'=(;)
   Call: (203) [system] ')'=(/)
   Fail: (203) [system] ')'=(/)
^  Call: (203) [user] is_like_space(')')
   Call: (204) [system] char_type(')', 'white')
   Fail: (204) [system] char_type(')', 'white')
   Call: (204) [system] char_type(')', end_of_line)
   Fail: (204) [system] char_type(')', end_of_line)
   Call: (204) [system] char_type(')', space)
   Fail: (204) [system] char_type(')', space)
   Call: (204) [system] char_type(')', cntrl)
   Fail: (204) [system] char_type(')', cntrl)
^  Fail: (203) [user] is_like_space(')')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _456318)
   Exit: (202) [system] peek_char((0x55fbb4538270), ')')
   Call: (202) [system] ')'=')'
   Exit: (202) [system] ')'=')'
   Call: (202) [system] get_char((0x55fbb4538270), _460108)
   Exit: (202) [system] get_char((0x55fbb4538270), ')')
   Call: (202) [system] _438450=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [])
   Call: (201) [system] _4138=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]]
   Exit: (201) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]])
   Call: (200) [system] _4096=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]]
   Exit: (200) [system] [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]]=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]])
   Call: (199) [system] _4088=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]]
   Exit: (199) [system] [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]]=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]]
^  Exit: (198) [user] read_list(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]])
^  Exit: (197) [user] cont_sexpr(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]])
^  Call: (197) [user] read_list(')', (0x55fbb4538270), _473990)
^  Call: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _475848)
   Exit: (199) [system] peek_char((0x55fbb4538270), '\n')
   Call: (199) [system] '\n'=(;)
   Fail: (199) [system] '\n'=(;)
   Call: (199) [system] '\n'=(/)
   Fail: (199) [system] '\n'=(/)
^  Call: (199) [user] is_like_space('\n')
   Call: (200) [system] char_type('\n', 'white')
   Fail: (200) [system] char_type('\n', 'white')
   Call: (200) [system] char_type('\n', end_of_line)
   Exit: (200) [system] char_type('\n', end_of_line)
^  Exit: (199) [user] is_like_space('\n')
   Call: (199) [system] get_char((0x55fbb4538270), _487298)
   Exit: (199) [system] get_char((0x55fbb4538270), '\n')
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _490002)
   Exit: (200) [system] peek_char((0x55fbb4538270), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
   Call: (200) [system] ' '=(/)
   Fail: (200) [system] ' '=(/)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55fbb4538270), _499596)
   Exit: (200) [system] get_char((0x55fbb4538270), ' ')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _502300)
   Exit: (201) [system] peek_char((0x55fbb4538270), '(')
   Call: (201) [system] '('=(;)
   Fail: (201) [system] '('=(;)
   Call: (201) [system] '('=(/)
   Fail: (201) [system] '('=(/)
^  Call: (201) [user] is_like_space('(')
   Call: (202) [system] char_type('(', 'white')
   Fail: (202) [system] char_type('(', 'white')
   Call: (202) [system] char_type('(', end_of_line)
   Fail: (202) [system] char_type('(', end_of_line)
   Call: (202) [system] char_type('(', space)
   Fail: (202) [system] char_type('(', space)
   Call: (202) [system] char_type('(', cntrl)
   Fail: (202) [system] char_type('(', cntrl)
^  Fail: (201) [user] is_like_space('(')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
^  Exit: (198) [user] skip_spaces((0x55fbb4538270))
   Call: (198) [system] peek_char((0x55fbb4538270), _520158)
   Exit: (198) [system] peek_char((0x55fbb4538270), '(')
   Call: (198) [system] '('=')'
   Fail: (198) [system] '('=')'
   Call: (198) [system] '('=end_of_file
   Fail: (198) [system] '('=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55fbb4538270), _525728)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _527586)
   Exit: (200) [system] peek_char((0x55fbb4538270), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
   Call: (200) [system] '('=(/)
   Fail: (200) [system] '('=(/)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] get_char((0x55fbb4538270), _543596)
   Exit: (199) [system] get_char((0x55fbb4538270), '(')
   Call: (199) [system] '('='('
   Exit: (199) [system] '('='('
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _525728)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _549166)
   Exit: (201) [system] peek_char((0x55fbb4538270), :)
   Call: (201) [system] (:)=(;)
   Fail: (201) [system] (:)=(;)
   Call: (201) [system] (:)=(/)
   Fail: (201) [system] (:)=(/)
^  Call: (201) [user] is_like_space(:)
   Call: (202) [system] char_type(:, 'white')
   Fail: (202) [system] char_type(:, 'white')
   Call: (202) [system] char_type(:, end_of_line)
   Fail: (202) [system] char_type(:, end_of_line)
   Call: (202) [system] char_type(:, space)
   Fail: (202) [system] char_type(:, space)
   Call: (202) [system] char_type(:, cntrl)
   Fail: (202) [system] char_type(:, cntrl)
^  Fail: (201) [user] is_like_space(:)
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _565176)
   Exit: (200) [system] peek_char((0x55fbb4538270), :)
   Call: (200) [system] (:)=')'
   Fail: (200) [system] (:)=')'
   Call: (200) [system] (:)=end_of_file
   Fail: (200) [system] (:)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _570746)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _572604)
   Exit: (202) [system] peek_char((0x55fbb4538270), :)
   Call: (202) [system] (:)=(;)
   Fail: (202) [system] (:)=(;)
   Call: (202) [system] (:)=(/)
   Fail: (202) [system] (:)=(/)
^  Call: (202) [user] is_like_space(:)
   Call: (203) [system] char_type(:, 'white')
   Fail: (203) [system] char_type(:, 'white')
   Call: (203) [system] char_type(:, end_of_line)
   Fail: (203) [system] char_type(:, end_of_line)
   Call: (203) [system] char_type(:, space)
   Fail: (203) [system] char_type(:, space)
   Call: (203) [system] char_type(:, cntrl)
   Fail: (203) [system] char_type(:, cntrl)
^  Fail: (202) [user] is_like_space(:)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _588614)
   Exit: (201) [system] get_char((0x55fbb4538270), :)
   Call: (201) [system] (:)='('
   Fail: (201) [system] (:)='('
   Call: (201) [system] (:)='['
   Fail: (201) [system] (:)='['
   Call: (201) [system] (:)='{'
   Fail: (201) [system] (:)='{'
   Call: (201) [system] (:)='"'
   Fail: (201) [system] (:)='"'
   Call: (201) [system] (:)=!
   Fail: (201) [system] (:)=!
   Call: (201) [system] (:)='\''
   Fail: (201) [system] (:)='\''
   Call: (201) [system] (:)='`'
   Fail: (201) [system] (:)='`'
   Call: (201) [system] (:)=end_of_file
   Fail: (201) [system] (:)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55fbb4538270), :, _570746)
^  Call: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), _606256)
   Call: (203) [system] peek_char((0x55fbb4538270), _607190)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (203) [user] is_delimiter(' ')
   Call: (204) [system] char_type(' ', space)
   Exit: (204) [system] char_type(' ', space)
^  Exit: (203) [user] is_delimiter(' ')
   Call: (203) [system] _606256=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (202) [user] classify_and_convert_charseq([:], _570746)
^  Call: (203) [user] classify_and_convert_charseq_([:], _616474)
^  Call: (205) [system] setup_call_cleanup('$notrace'(_617426, _617428), once(user:catch(read_from_chars([:], _616474), _617408, fail)), '$restore_trace'(_617426, _617428))
^  Call: (206) [system] sig_atomic(system:'$notrace'(_617426, _617428))
^  Exit: (205) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _617408, fail)), system:'$restore_trace'(3, -1))
   Call: (204) [system] atomic(:)
   Exit: (204) [system] atomic(:)
^  Exit: (203) [user] classify_and_convert_charseq_([:], :)
   Call: (203) [system] integer(:)
   Fail: (203) [system] integer(:)
   Call: (203) [system] _570746=(:)
   Exit: (203) [system] (:)=(:)
^  Exit: (202) [user] classify_and_convert_charseq([:], :)
^  Exit: (201) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _629554)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _631412)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _641006)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _643710)
   Exit: (203) [system] peek_char((0x55fbb4538270), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
   Call: (203) [system] '('=(/)
   Fail: (203) [system] '('=(/)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _660644)
   Exit: (201) [system] peek_char((0x55fbb4538270), '(')
   Call: (201) [system] '('=')'
   Fail: (201) [system] '('=')'
   Call: (201) [system] '('=end_of_file
   Fail: (201) [system] '('=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _666214)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _668072)
   Exit: (203) [system] peek_char((0x55fbb4538270), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
   Call: (203) [system] '('=(/)
   Fail: (203) [system] '('=(/)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _684082)
   Exit: (202) [system] get_char((0x55fbb4538270), '(')
   Call: (202) [system] '('='('
   Exit: (202) [system] '('='('
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _666214)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _689652)
   Exit: (204) [system] peek_char((0x55fbb4538270), 'D')
   Call: (204) [system] 'D'=(;)
   Fail: (204) [system] 'D'=(;)
   Call: (204) [system] 'D'=(/)
   Fail: (204) [system] 'D'=(/)
^  Call: (204) [user] is_like_space('D')
   Call: (205) [system] char_type('D', 'white')
   Fail: (205) [system] char_type('D', 'white')
   Call: (205) [system] char_type('D', end_of_line)
   Fail: (205) [system] char_type('D', end_of_line)
   Call: (205) [system] char_type('D', space)
   Fail: (205) [system] char_type('D', space)
   Call: (205) [system] char_type('D', cntrl)
   Fail: (205) [system] char_type('D', cntrl)
^  Fail: (204) [user] is_like_space('D')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _705662)
   Exit: (203) [system] peek_char((0x55fbb4538270), 'D')
   Call: (203) [system] 'D'=')'
   Fail: (203) [system] 'D'=')'
   Call: (203) [system] 'D'=end_of_file
   Fail: (203) [system] 'D'=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55fbb4538270), _711232)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _713090)
   Exit: (205) [system] peek_char((0x55fbb4538270), 'D')
   Call: (205) [system] 'D'=(;)
   Fail: (205) [system] 'D'=(;)
   Call: (205) [system] 'D'=(/)
   Fail: (205) [system] 'D'=(/)
^  Call: (205) [user] is_like_space('D')
   Call: (206) [system] char_type('D', 'white')
   Fail: (206) [system] char_type('D', 'white')
   Call: (206) [system] char_type('D', end_of_line)
   Fail: (206) [system] char_type('D', end_of_line)
   Call: (206) [system] char_type('D', space)
   Fail: (206) [system] char_type('D', space)
   Call: (206) [system] char_type('D', cntrl)
   Fail: (206) [system] char_type('D', cntrl)
^  Fail: (205) [user] is_like_space('D')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] get_char((0x55fbb4538270), _729100)
   Exit: (204) [system] get_char((0x55fbb4538270), 'D')
   Call: (204) [system] 'D'='('
   Fail: (204) [system] 'D'='('
   Call: (204) [system] 'D'='['
   Fail: (204) [system] 'D'='['
   Call: (204) [system] 'D'='{'
   Fail: (204) [system] 'D'='{'
   Call: (204) [system] 'D'='"'
   Fail: (204) [system] 'D'='"'
   Call: (204) [system] 'D'=!
   Fail: (204) [system] 'D'=!
   Call: (204) [system] 'D'='\''
   Fail: (204) [system] 'D'='\''
   Call: (204) [system] 'D'='`'
   Fail: (204) [system] 'D'='`'
   Call: (204) [system] 'D'=end_of_file
   Fail: (204) [system] 'D'=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55fbb4538270), 'D', _711232)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _746742)
   Call: (206) [system] peek_char((0x55fbb4538270), _747676)
   Exit: (206) [system] peek_char((0x55fbb4538270), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_752396, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_753328, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55fbb4538270), i)
   Exit: (206) [system] get_char((0x55fbb4538270), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _760678)
   Call: (207) [system] peek_char((0x55fbb4538270), _761612)
   Exit: (207) [system] peek_char((0x55fbb4538270), s)
^  Call: (207) [user] is_delimiter(s)
   Call: (208) [system] char_type(s, space)
   Fail: (208) [system] char_type(s, space)
   Call: (208) [system] arg(_766332, v('(', ')', end_of_file), s)
   Fail: (208) [system] arg(_767264, v('(', ')', end_of_file), s)
^  Fail: (207) [user] is_delimiter(s)
   Call: (207) [system] ')'==s
   Fail: (207) [system] ')'==s
   Call: (207) [system] get_char((0x55fbb4538270), s)
   Exit: (207) [system] get_char((0x55fbb4538270), s)
   Call: (207) [system] s=(\)
   Fail: (207) [system] s=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _774614)
   Call: (208) [system] peek_char((0x55fbb4538270), _775548)
   Exit: (208) [system] peek_char((0x55fbb4538270), j)
^  Call: (208) [user] is_delimiter(j)
   Call: (209) [system] char_type(j, space)
   Fail: (209) [system] char_type(j, space)
   Call: (209) [system] arg(_780268, v('(', ')', end_of_file), j)
   Fail: (209) [system] arg(_781200, v('(', ')', end_of_file), j)
^  Fail: (208) [user] is_delimiter(j)
   Call: (208) [system] ')'==j
   Fail: (208) [system] ')'==j
   Call: (208) [system] get_char((0x55fbb4538270), j)
   Exit: (208) [system] get_char((0x55fbb4538270), j)
   Call: (208) [system] j=(\)
   Fail: (208) [system] j=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _788550)
   Call: (209) [system] peek_char((0x55fbb4538270), _789484)
   Exit: (209) [system] peek_char((0x55fbb4538270), u)
^  Call: (209) [user] is_delimiter(u)
   Call: (210) [system] char_type(u, space)
   Fail: (210) [system] char_type(u, space)
   Call: (210) [system] arg(_794204, v('(', ')', end_of_file), u)
   Fail: (210) [system] arg(_795136, v('(', ')', end_of_file), u)
^  Fail: (209) [user] is_delimiter(u)
   Call: (209) [system] ')'==u
   Fail: (209) [system] ')'==u
   Call: (209) [system] get_char((0x55fbb4538270), u)
   Exit: (209) [system] get_char((0x55fbb4538270), u)
   Call: (209) [system] u=(\)
   Fail: (209) [system] u=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _802486)
   Call: (210) [system] peek_char((0x55fbb4538270), _803420)
   Exit: (210) [system] peek_char((0x55fbb4538270), n)
^  Call: (210) [user] is_delimiter(n)
   Call: (211) [system] char_type(n, space)
   Fail: (211) [system] char_type(n, space)
   Call: (211) [system] arg(_808140, v('(', ')', end_of_file), n)
   Fail: (211) [system] arg(_809072, v('(', ')', end_of_file), n)
^  Fail: (210) [user] is_delimiter(n)
   Call: (210) [system] ')'==n
   Fail: (210) [system] ')'==n
   Call: (210) [system] get_char((0x55fbb4538270), n)
   Exit: (210) [system] get_char((0x55fbb4538270), n)
   Call: (210) [system] n=(\)
   Fail: (210) [system] n=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _816422)
   Call: (211) [system] peek_char((0x55fbb4538270), _817356)
   Exit: (211) [system] peek_char((0x55fbb4538270), c)
^  Call: (211) [user] is_delimiter(c)
   Call: (212) [system] char_type(c, space)
   Fail: (212) [system] char_type(c, space)
   Call: (212) [system] arg(_822076, v('(', ')', end_of_file), c)
   Fail: (212) [system] arg(_823008, v('(', ')', end_of_file), c)
^  Fail: (211) [user] is_delimiter(c)
   Call: (211) [system] ')'==c
   Fail: (211) [system] ')'==c
   Call: (211) [system] get_char((0x55fbb4538270), c)
   Exit: (211) [system] get_char((0x55fbb4538270), c)
   Call: (211) [system] c=(\)
   Fail: (211) [system] c=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _830358)
   Call: (212) [system] peek_char((0x55fbb4538270), _831292)
   Exit: (212) [system] peek_char((0x55fbb4538270), t)
^  Call: (212) [user] is_delimiter(t)
   Call: (213) [system] char_type(t, space)
   Fail: (213) [system] char_type(t, space)
   Call: (213) [system] arg(_836012, v('(', ')', end_of_file), t)
   Fail: (213) [system] arg(_836944, v('(', ')', end_of_file), t)
^  Fail: (212) [user] is_delimiter(t)
   Call: (212) [system] ')'==t
   Fail: (212) [system] ')'==t
   Call: (212) [system] get_char((0x55fbb4538270), t)
   Exit: (212) [system] get_char((0x55fbb4538270), t)
   Call: (212) [system] t=(\)
   Fail: (212) [system] t=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _844294)
   Call: (213) [system] peek_char((0x55fbb4538270), _845228)
   Exit: (213) [system] peek_char((0x55fbb4538270), i)
^  Call: (213) [user] is_delimiter(i)
   Call: (214) [system] char_type(i, space)
   Fail: (214) [system] char_type(i, space)
   Call: (214) [system] arg(_849948, v('(', ')', end_of_file), i)
   Fail: (214) [system] arg(_850880, v('(', ')', end_of_file), i)
^  Fail: (213) [user] is_delimiter(i)
   Call: (213) [system] ')'==i
   Fail: (213) [system] ')'==i
   Call: (213) [system] get_char((0x55fbb4538270), i)
   Exit: (213) [system] get_char((0x55fbb4538270), i)
   Call: (213) [system] i=(\)
   Fail: (213) [system] i=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _858230)
   Call: (214) [system] peek_char((0x55fbb4538270), _859164)
   Exit: (214) [system] peek_char((0x55fbb4538270), o)
^  Call: (214) [user] is_delimiter(o)
   Call: (215) [system] char_type(o, space)
   Fail: (215) [system] char_type(o, space)
   Call: (215) [system] arg(_863884, v('(', ')', end_of_file), o)
   Fail: (215) [system] arg(_864816, v('(', ')', end_of_file), o)
^  Fail: (214) [user] is_delimiter(o)
   Call: (214) [system] ')'==o
   Fail: (214) [system] ')'==o
   Call: (214) [system] get_char((0x55fbb4538270), o)
   Exit: (214) [system] get_char((0x55fbb4538270), o)
   Call: (214) [system] o=(\)
   Fail: (214) [system] o=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _872166)
   Call: (215) [system] peek_char((0x55fbb4538270), _873100)
   Exit: (215) [system] peek_char((0x55fbb4538270), n)
^  Call: (215) [user] is_delimiter(n)
   Call: (216) [system] char_type(n, space)
   Fail: (216) [system] char_type(n, space)
   Call: (216) [system] arg(_877820, v('(', ')', end_of_file), n)
   Fail: (216) [system] arg(_878752, v('(', ')', end_of_file), n)
^  Fail: (215) [user] is_delimiter(n)
   Call: (215) [system] ')'==n
   Fail: (215) [system] ')'==n
   Call: (215) [system] get_char((0x55fbb4538270), n)
   Exit: (215) [system] get_char((0x55fbb4538270), n)
   Call: (215) [system] n=(\)
   Fail: (215) [system] n=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _886102)
   Call: (216) [system] peek_char((0x55fbb4538270), _887036)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (216) [user] is_delimiter('I')
   Call: (217) [system] char_type('I', space)
   Fail: (217) [system] char_type('I', space)
   Call: (217) [system] arg(_891756, v('(', ')', end_of_file), 'I')
   Fail: (217) [system] arg(_892688, v('(', ')', end_of_file), 'I')
^  Fail: (216) [user] is_delimiter('I')
   Call: (216) [system] ')'=='I'
   Fail: (216) [system] ')'=='I'
   Call: (216) [system] get_char((0x55fbb4538270), 'I')
   Exit: (216) [system] get_char((0x55fbb4538270), 'I')
   Call: (216) [system] 'I'=(\)
   Fail: (216) [system] 'I'=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _900038)
   Call: (217) [system] peek_char((0x55fbb4538270), _900972)
   Exit: (217) [system] peek_char((0x55fbb4538270), n)
^  Call: (217) [user] is_delimiter(n)
   Call: (218) [system] char_type(n, space)
   Fail: (218) [system] char_type(n, space)
   Call: (218) [system] arg(_905692, v('(', ')', end_of_file), n)
   Fail: (218) [system] arg(_906624, v('(', ')', end_of_file), n)
^  Fail: (217) [user] is_delimiter(n)
   Call: (217) [system] ')'==n
   Fail: (217) [system] ')'==n
   Call: (217) [system] get_char((0x55fbb4538270), n)
   Exit: (217) [system] get_char((0x55fbb4538270), n)
   Call: (217) [system] n=(\)
   Fail: (217) [system] n=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _913974)
   Call: (218) [system] peek_char((0x55fbb4538270), _914908)
   Exit: (218) [system] peek_char((0x55fbb4538270), t)
^  Call: (218) [user] is_delimiter(t)
   Call: (219) [system] char_type(t, space)
   Fail: (219) [system] char_type(t, space)
   Call: (219) [system] arg(_919628, v('(', ')', end_of_file), t)
   Fail: (219) [system] arg(_920560, v('(', ')', end_of_file), t)
^  Fail: (218) [user] is_delimiter(t)
   Call: (218) [system] ')'==t
   Fail: (218) [system] ')'==t
   Call: (218) [system] get_char((0x55fbb4538270), t)
   Exit: (218) [system] get_char((0x55fbb4538270), t)
   Call: (218) [system] t=(\)
   Fail: (218) [system] t=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _927910)
   Call: (219) [system] peek_char((0x55fbb4538270), _928844)
   Exit: (219) [system] peek_char((0x55fbb4538270), r)
^  Call: (219) [user] is_delimiter(r)
   Call: (220) [system] char_type(r, space)
   Fail: (220) [system] char_type(r, space)
   Call: (220) [system] arg(_933564, v('(', ')', end_of_file), r)
   Fail: (220) [system] arg(_934496, v('(', ')', end_of_file), r)
^  Fail: (219) [user] is_delimiter(r)
   Call: (219) [system] ')'==r
   Fail: (219) [system] ')'==r
   Call: (219) [system] get_char((0x55fbb4538270), r)
   Exit: (219) [system] get_char((0x55fbb4538270), r)
   Call: (219) [system] r=(\)
   Fail: (219) [system] r=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _941846)
   Call: (220) [system] peek_char((0x55fbb4538270), _942780)
   Exit: (220) [system] peek_char((0x55fbb4538270), o)
^  Call: (220) [user] is_delimiter(o)
   Call: (221) [system] char_type(o, space)
   Fail: (221) [system] char_type(o, space)
   Call: (221) [system] arg(_947500, v('(', ')', end_of_file), o)
   Fail: (221) [system] arg(_948432, v('(', ')', end_of_file), o)
^  Fail: (220) [user] is_delimiter(o)
   Call: (220) [system] ')'==o
   Fail: (220) [system] ')'==o
   Call: (220) [system] get_char((0x55fbb4538270), o)
   Exit: (220) [system] get_char((0x55fbb4538270), o)
   Call: (220) [system] o=(\)
   Fail: (220) [system] o=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _955782)
   Call: (221) [system] peek_char((0x55fbb4538270), _956716)
   Exit: (221) [system] peek_char((0x55fbb4538270), d)
^  Call: (221) [user] is_delimiter(d)
   Call: (222) [system] char_type(d, space)
   Fail: (222) [system] char_type(d, space)
   Call: (222) [system] arg(_961436, v('(', ')', end_of_file), d)
   Fail: (222) [system] arg(_962368, v('(', ')', end_of_file), d)
^  Fail: (221) [user] is_delimiter(d)
   Call: (221) [system] ')'==d
   Fail: (221) [system] ')'==d
   Call: (221) [system] get_char((0x55fbb4538270), d)
   Exit: (221) [system] get_char((0x55fbb4538270), d)
   Call: (221) [system] d=(\)
   Fail: (221) [system] d=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _969718)
   Call: (222) [system] peek_char((0x55fbb4538270), _970652)
   Exit: (222) [system] peek_char((0x55fbb4538270), u)
^  Call: (222) [user] is_delimiter(u)
   Call: (223) [system] char_type(u, space)
   Fail: (223) [system] char_type(u, space)
   Call: (223) [system] arg(_975372, v('(', ')', end_of_file), u)
   Fail: (223) [system] arg(_976304, v('(', ')', end_of_file), u)
^  Fail: (222) [user] is_delimiter(u)
   Call: (222) [system] ')'==u
   Fail: (222) [system] ')'==u
   Call: (222) [system] get_char((0x55fbb4538270), u)
   Exit: (222) [system] get_char((0x55fbb4538270), u)
   Call: (222) [system] u=(\)
   Fail: (222) [system] u=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _983654)
   Call: (223) [system] peek_char((0x55fbb4538270), _984588)
   Exit: (223) [system] peek_char((0x55fbb4538270), c)
^  Call: (223) [user] is_delimiter(c)
   Call: (224) [system] char_type(c, space)
   Fail: (224) [system] char_type(c, space)
   Call: (224) [system] arg(_989308, v('(', ')', end_of_file), c)
   Fail: (224) [system] arg(_990240, v('(', ')', end_of_file), c)
^  Fail: (223) [user] is_delimiter(c)
   Call: (223) [system] ')'==c
   Fail: (223) [system] ')'==c
   Call: (223) [system] get_char((0x55fbb4538270), c)
   Exit: (223) [system] get_char((0x55fbb4538270), c)
   Call: (223) [system] c=(\)
   Fail: (223) [system] c=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _997590)
   Call: (224) [system] peek_char((0x55fbb4538270), _998524)
   Exit: (224) [system] peek_char((0x55fbb4538270), t)
^  Call: (224) [user] is_delimiter(t)
   Call: (225) [system] char_type(t, space)
   Fail: (225) [system] char_type(t, space)
   Call: (225) [system] arg(_1003244, v('(', ')', end_of_file), t)
   Fail: (225) [system] arg(_1004176, v('(', ')', end_of_file), t)
^  Fail: (224) [user] is_delimiter(t)
   Call: (224) [system] ')'==t
   Fail: (224) [system] ')'==t
   Call: (224) [system] get_char((0x55fbb4538270), t)
   Exit: (224) [system] get_char((0x55fbb4538270), t)
   Call: (224) [system] t=(\)
   Fail: (224) [system] t=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _1011526)
   Call: (225) [system] peek_char((0x55fbb4538270), _1012460)
   Exit: (225) [system] peek_char((0x55fbb4538270), i)
^  Call: (225) [user] is_delimiter(i)
   Call: (226) [system] char_type(i, space)
   Fail: (226) [system] char_type(i, space)
   Call: (226) [system] arg(_1017180, v('(', ')', end_of_file), i)
   Fail: (226) [system] arg(_1018112, v('(', ')', end_of_file), i)
^  Fail: (225) [user] is_delimiter(i)
   Call: (225) [system] ')'==i
   Fail: (225) [system] ')'==i
   Call: (225) [system] get_char((0x55fbb4538270), i)
   Exit: (225) [system] get_char((0x55fbb4538270), i)
   Call: (225) [system] i=(\)
   Fail: (225) [system] i=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _1025462)
   Call: (226) [system] peek_char((0x55fbb4538270), _1026396)
   Exit: (226) [system] peek_char((0x55fbb4538270), o)
^  Call: (226) [user] is_delimiter(o)
   Call: (227) [system] char_type(o, space)
   Fail: (227) [system] char_type(o, space)
   Call: (227) [system] arg(_1031116, v('(', ')', end_of_file), o)
   Fail: (227) [system] arg(_1032048, v('(', ')', end_of_file), o)
^  Fail: (226) [user] is_delimiter(o)
   Call: (226) [system] ')'==o
   Fail: (226) [system] ')'==o
   Call: (226) [system] get_char((0x55fbb4538270), o)
   Exit: (226) [system] get_char((0x55fbb4538270), o)
   Call: (226) [system] o=(\)
   Fail: (226) [system] o=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _1039398)
   Call: (227) [system] peek_char((0x55fbb4538270), _1040332)
   Exit: (227) [system] peek_char((0x55fbb4538270), n)
^  Call: (227) [user] is_delimiter(n)
   Call: (228) [system] char_type(n, space)
   Fail: (228) [system] char_type(n, space)
   Call: (228) [system] arg(_1045052, v('(', ')', end_of_file), n)
   Fail: (228) [system] arg(_1045984, v('(', ')', end_of_file), n)
^  Fail: (227) [user] is_delimiter(n)
   Call: (227) [system] ')'==n
   Fail: (227) [system] ')'==n
   Call: (227) [system] get_char((0x55fbb4538270), n)
   Exit: (227) [system] get_char((0x55fbb4538270), n)
   Call: (227) [system] n=(\)
   Fail: (227) [system] n=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _1053334)
   Call: (228) [system] peek_char((0x55fbb4538270), _1054268)
   Exit: (228) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (228) [user] is_delimiter(' ')
   Call: (229) [system] char_type(' ', space)
   Exit: (229) [system] char_type(' ', space)
^  Exit: (228) [user] is_delimiter(' ')
   Call: (228) [system] _1053334=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (227) [system] _1039398=[n]
   Exit: (227) [system] [n]=[n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (226) [system] _1025462=[o, n]
   Exit: (226) [system] [o, n]=[o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (225) [system] _1011526=[i, o, n]
   Exit: (225) [system] [i, o, n]=[i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (224) [system] _997590=[t, i, o, n]
   Exit: (224) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (223) [system] _983654=[c, t, i, o, n]
   Exit: (223) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (222) [system] _969718=[u, c, t, i, o, n]
   Exit: (222) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (221) [system] _955782=[d, u, c, t, i, o, n]
   Exit: (221) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (220) [system] _941846=[o, d, u, c, t, i, o, n]
   Exit: (220) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (219) [system] _927910=[r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _913974=[t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _900038=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _886102=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _872166=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _858230=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _844294=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (212) [system] _830358=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (212) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (211) [system] _816422=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (211) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (210) [system] _802486=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (210) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (209) [system] _788550=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (209) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (208) [system] _774614=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (208) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (207) [system] _760678=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (207) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (206) [system] _746742=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (206) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (205) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _711232)
^  Call: (206) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1125020)
^  Call: (208) [system] setup_call_cleanup('$notrace'(_1125972, _1125974), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1125020), _1125954, fail)), '$restore_trace'(_1125972, _1125974))
^  Call: (209) [system] sig_atomic(system:'$notrace'(_1125972, _1125974))
^  Exit: (208) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1125020), _1125954, fail)), system:'$restore_trace'(3, -1))
   Call: (207) [system] atomic(_1125020)
   Fail: (207) [system] atomic(_1125020)
   Call: (207) [system] atom_chars(_1125020, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (207) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (206) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
   Call: (206) [system] integer('DisjunctionIntroduction')
   Fail: (206) [system] integer('DisjunctionIntroduction')
   Call: (206) [system] _711232='DisjunctionIntroduction'
   Exit: (206) [system] 'DisjunctionIntroduction'='DisjunctionIntroduction'
^  Exit: (205) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (204) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'DisjunctionIntroduction')
^  Exit: (203) [user] cont_sexpr(')', (0x55fbb4538270), 'DisjunctionIntroduction')
^  Call: (203) [user] read_list(')', (0x55fbb4538270), _1139970)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1141828)
   Exit: (205) [system] peek_char((0x55fbb4538270), ' ')
   Call: (205) [system] ' '=(;)
   Fail: (205) [system] ' '=(;)
   Call: (205) [system] ' '=(/)
   Fail: (205) [system] ' '=(/)
^  Call: (205) [user] is_like_space(' ')
   Call: (206) [system] char_type(' ', 'white')
   Exit: (206) [system] char_type(' ', 'white')
^  Exit: (205) [user] is_like_space(' ')
   Call: (205) [system] get_char((0x55fbb4538270), _1151422)
   Exit: (205) [system] get_char((0x55fbb4538270), ' ')
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1154126)
   Exit: (206) [system] peek_char((0x55fbb4538270), a)
   Call: (206) [system] a=(;)
   Fail: (206) [system] a=(;)
   Call: (206) [system] a=(/)
   Fail: (206) [system] a=(/)
^  Call: (206) [user] is_like_space(a)
   Call: (207) [system] char_type(a, 'white')
   Fail: (207) [system] char_type(a, 'white')
   Call: (207) [system] char_type(a, end_of_line)
   Fail: (207) [system] char_type(a, end_of_line)
   Call: (207) [system] char_type(a, space)
   Fail: (207) [system] char_type(a, space)
   Call: (207) [system] char_type(a, cntrl)
   Fail: (207) [system] char_type(a, cntrl)
^  Fail: (206) [user] is_like_space(a)
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1171060)
   Exit: (204) [system] peek_char((0x55fbb4538270), a)
   Call: (204) [system] a=')'
   Fail: (204) [system] a=')'
   Call: (204) [system] a=end_of_file
   Fail: (204) [system] a=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55fbb4538270), _1176630)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1178488)
   Exit: (206) [system] peek_char((0x55fbb4538270), a)
   Call: (206) [system] a=(;)
   Fail: (206) [system] a=(;)
   Call: (206) [system] a=(/)
   Fail: (206) [system] a=(/)
^  Call: (206) [user] is_like_space(a)
   Call: (207) [system] char_type(a, 'white')
   Fail: (207) [system] char_type(a, 'white')
   Call: (207) [system] char_type(a, end_of_line)
   Fail: (207) [system] char_type(a, end_of_line)
   Call: (207) [system] char_type(a, space)
   Fail: (207) [system] char_type(a, space)
   Call: (207) [system] char_type(a, cntrl)
   Fail: (207) [system] char_type(a, cntrl)
^  Fail: (206) [user] is_like_space(a)
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] get_char((0x55fbb4538270), _1194498)
   Exit: (205) [system] get_char((0x55fbb4538270), a)
   Call: (205) [system] a='('
   Fail: (205) [system] a='('
   Call: (205) [system] a='['
   Fail: (205) [system] a='['
   Call: (205) [system] a='{'
   Fail: (205) [system] a='{'
   Call: (205) [system] a='"'
   Fail: (205) [system] a='"'
   Call: (205) [system] a=!
   Fail: (205) [system] a=!
   Call: (205) [system] a='\''
   Fail: (205) [system] a='\''
   Call: (205) [system] a='`'
   Fail: (205) [system] a='`'
   Call: (205) [system] a=end_of_file
   Fail: (205) [system] a=end_of_file
^  Call: (205) [user] read_symbolic(')', (0x55fbb4538270), a, _1176630)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1212140)
   Call: (207) [system] peek_char((0x55fbb4538270), _1213074)
   Exit: (207) [system] peek_char((0x55fbb4538270), b)
^  Call: (207) [user] is_delimiter(b)
   Call: (208) [system] char_type(b, space)
   Fail: (208) [system] char_type(b, space)
   Call: (208) [system] arg(_1217794, v('(', ')', end_of_file), b)
   Fail: (208) [system] arg(_1218726, v('(', ')', end_of_file), b)
^  Fail: (207) [user] is_delimiter(b)
   Call: (207) [system] ')'==b
   Fail: (207) [system] ')'==b
   Call: (207) [system] get_char((0x55fbb4538270), b)
   Exit: (207) [system] get_char((0x55fbb4538270), b)
   Call: (207) [system] b=(\)
   Fail: (207) [system] b=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1226076)
   Call: (208) [system] peek_char((0x55fbb4538270), _1227010)
   Exit: (208) [system] peek_char((0x55fbb4538270), c)
^  Call: (208) [user] is_delimiter(c)
   Call: (209) [system] char_type(c, space)
   Fail: (209) [system] char_type(c, space)
   Call: (209) [system] arg(_1231730, v('(', ')', end_of_file), c)
   Fail: (209) [system] arg(_1232662, v('(', ')', end_of_file), c)
^  Fail: (208) [user] is_delimiter(c)
   Call: (208) [system] ')'==c
   Fail: (208) [system] ')'==c
   Call: (208) [system] get_char((0x55fbb4538270), c)
   Exit: (208) [system] get_char((0x55fbb4538270), c)
   Call: (208) [system] c=(\)
   Fail: (208) [system] c=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1240012)
   Call: (209) [system] peek_char((0x55fbb4538270), _1240946)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _1240012=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (208) [system] _1226076=[c]
   Exit: (208) [system] [c]=[c]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [c])
   Call: (207) [system] _1212140=[b, c]
   Exit: (207) [system] [b, c]=[b, c]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [b, c])
^  Call: (206) [user] classify_and_convert_charseq([a, b, c], _1176630)
^  Call: (207) [user] classify_and_convert_charseq_([a, b, c], _1255818)
^  Call: (209) [system] setup_call_cleanup('$notrace'(_1256770, _1256772), once(user:catch(read_from_chars([a, b, c], _1255818), _1256752, fail)), '$restore_trace'(_1256770, _1256772))
^  Call: (210) [system] sig_atomic(system:'$notrace'(_1256770, _1256772))
^  Exit: (209) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _1256752, fail)), system:'$restore_trace'(3, -1))
   Call: (208) [system] atomic(abc)
   Exit: (208) [system] atomic(abc)
^  Exit: (207) [user] classify_and_convert_charseq_([a, b, c], abc)
   Call: (207) [system] integer(abc)
   Fail: (207) [system] integer(abc)
   Call: (207) [system] _1176630=abc
   Exit: (207) [system] abc=abc
^  Exit: (206) [user] classify_and_convert_charseq([a, b, c], abc)
^  Exit: (205) [user] read_symbolic(')', (0x55fbb4538270), a, abc)
^  Exit: (204) [user] cont_sexpr(')', (0x55fbb4538270), abc)
^  Call: (204) [user] read_list(')', (0x55fbb4538270), _1268898)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1270756)
   Exit: (206) [system] peek_char((0x55fbb4538270), ' ')
   Call: (206) [system] ' '=(;)
   Fail: (206) [system] ' '=(;)
   Call: (206) [system] ' '=(/)
   Fail: (206) [system] ' '=(/)
^  Call: (206) [user] is_like_space(' ')
   Call: (207) [system] char_type(' ', 'white')
   Exit: (207) [system] char_type(' ', 'white')
^  Exit: (206) [user] is_like_space(' ')
   Call: (206) [system] get_char((0x55fbb4538270), _1280350)
   Exit: (206) [system] get_char((0x55fbb4538270), ' ')
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1283054)
   Exit: (207) [system] peek_char((0x55fbb4538270), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
   Call: (207) [system] '('=(/)
   Fail: (207) [system] '('=(/)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1299988)
   Exit: (205) [system] peek_char((0x55fbb4538270), '(')
   Call: (205) [system] '('=')'
   Fail: (205) [system] '('=')'
   Call: (205) [system] '('=end_of_file
   Fail: (205) [system] '('=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55fbb4538270), _1305558)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1307416)
   Exit: (207) [system] peek_char((0x55fbb4538270), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
   Call: (207) [system] '('=(/)
   Fail: (207) [system] '('=(/)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] get_char((0x55fbb4538270), _1323426)
   Exit: (206) [system] get_char((0x55fbb4538270), '(')
   Call: (206) [system] '('='('
   Exit: (206) [system] '('='('
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _1305558)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1328996)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'D')
   Call: (208) [system] 'D'=(;)
   Fail: (208) [system] 'D'=(;)
   Call: (208) [system] 'D'=(/)
   Fail: (208) [system] 'D'=(/)
^  Call: (208) [user] is_like_space('D')
   Call: (209) [system] char_type('D', 'white')
   Fail: (209) [system] char_type('D', 'white')
   Call: (209) [system] char_type('D', end_of_line)
   Fail: (209) [system] char_type('D', end_of_line)
   Call: (209) [system] char_type('D', space)
   Fail: (209) [system] char_type('D', space)
   Call: (209) [system] char_type('D', cntrl)
   Fail: (209) [system] char_type('D', cntrl)
^  Fail: (208) [user] is_like_space('D')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1345006)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'D')
   Call: (207) [system] 'D'=')'
   Fail: (207) [system] 'D'=')'
   Call: (207) [system] 'D'=end_of_file
   Fail: (207) [system] 'D'=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55fbb4538270), _1350576)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1352434)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'D')
   Call: (209) [system] 'D'=(;)
   Fail: (209) [system] 'D'=(;)
   Call: (209) [system] 'D'=(/)
   Fail: (209) [system] 'D'=(/)
^  Call: (209) [user] is_like_space('D')
   Call: (210) [system] char_type('D', 'white')
   Fail: (210) [system] char_type('D', 'white')
   Call: (210) [system] char_type('D', end_of_line)
   Fail: (210) [system] char_type('D', end_of_line)
   Call: (210) [system] char_type('D', space)
   Fail: (210) [system] char_type('D', space)
   Call: (210) [system] char_type('D', cntrl)
   Fail: (210) [system] char_type('D', cntrl)
^  Fail: (209) [user] is_like_space('D')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] get_char((0x55fbb4538270), _1368444)
   Exit: (208) [system] get_char((0x55fbb4538270), 'D')
   Call: (208) [system] 'D'='('
   Fail: (208) [system] 'D'='('
   Call: (208) [system] 'D'='['
   Fail: (208) [system] 'D'='['
   Call: (208) [system] 'D'='{'
   Fail: (208) [system] 'D'='{'
   Call: (208) [system] 'D'='"'
   Fail: (208) [system] 'D'='"'
   Call: (208) [system] 'D'=!
   Fail: (208) [system] 'D'=!
   Call: (208) [system] 'D'='\''
   Fail: (208) [system] 'D'='\''
   Call: (208) [system] 'D'='`'
   Fail: (208) [system] 'D'='`'
   Call: (208) [system] 'D'=end_of_file
   Fail: (208) [system] 'D'=end_of_file
^  Call: (208) [user] read_symbolic(')', (0x55fbb4538270), 'D', _1350576)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1386086)
   Call: (210) [system] peek_char((0x55fbb4538270), _1387020)
   Exit: (210) [system] peek_char((0x55fbb4538270), i)
^  Call: (210) [user] is_delimiter(i)
   Call: (211) [system] char_type(i, space)
   Fail: (211) [system] char_type(i, space)
   Call: (211) [system] arg(_1391740, v('(', ')', end_of_file), i)
   Fail: (211) [system] arg(_1392672, v('(', ')', end_of_file), i)
^  Fail: (210) [user] is_delimiter(i)
   Call: (210) [system] ')'==i
   Fail: (210) [system] ')'==i
   Call: (210) [system] get_char((0x55fbb4538270), i)
   Exit: (210) [system] get_char((0x55fbb4538270), i)
   Call: (210) [system] i=(\)
   Fail: (210) [system] i=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1400022)
   Call: (211) [system] peek_char((0x55fbb4538270), _1400956)
   Exit: (211) [system] peek_char((0x55fbb4538270), s)
^  Call: (211) [user] is_delimiter(s)
   Call: (212) [system] char_type(s, space)
   Fail: (212) [system] char_type(s, space)
   Call: (212) [system] arg(_1405676, v('(', ')', end_of_file), s)
   Fail: (212) [system] arg(_1406608, v('(', ')', end_of_file), s)
^  Fail: (211) [user] is_delimiter(s)
   Call: (211) [system] ')'==s
   Fail: (211) [system] ')'==s
   Call: (211) [system] get_char((0x55fbb4538270), s)
   Exit: (211) [system] get_char((0x55fbb4538270), s)
   Call: (211) [system] s=(\)
   Fail: (211) [system] s=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1413958)
   Call: (212) [system] peek_char((0x55fbb4538270), _1414892)
   Exit: (212) [system] peek_char((0x55fbb4538270), j)
^  Call: (212) [user] is_delimiter(j)
   Call: (213) [system] char_type(j, space)
   Fail: (213) [system] char_type(j, space)
   Call: (213) [system] arg(_1419612, v('(', ')', end_of_file), j)
   Fail: (213) [system] arg(_1420544, v('(', ')', end_of_file), j)
^  Fail: (212) [user] is_delimiter(j)
   Call: (212) [system] ')'==j
   Fail: (212) [system] ')'==j
   Call: (212) [system] get_char((0x55fbb4538270), j)
   Exit: (212) [system] get_char((0x55fbb4538270), j)
   Call: (212) [system] j=(\)
   Fail: (212) [system] j=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1427894)
   Call: (213) [system] peek_char((0x55fbb4538270), _1428828)
   Exit: (213) [system] peek_char((0x55fbb4538270), u)
^  Call: (213) [user] is_delimiter(u)
   Call: (214) [system] char_type(u, space)
   Fail: (214) [system] char_type(u, space)
   Call: (214) [system] arg(_1433548, v('(', ')', end_of_file), u)
   Fail: (214) [system] arg(_1434480, v('(', ')', end_of_file), u)
^  Fail: (213) [user] is_delimiter(u)
   Call: (213) [system] ')'==u
   Fail: (213) [system] ')'==u
   Call: (213) [system] get_char((0x55fbb4538270), u)
   Exit: (213) [system] get_char((0x55fbb4538270), u)
   Call: (213) [system] u=(\)
   Fail: (213) [system] u=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1441830)
   Call: (214) [system] peek_char((0x55fbb4538270), _1442764)
   Exit: (214) [system] peek_char((0x55fbb4538270), n)
^  Call: (214) [user] is_delimiter(n)
   Call: (215) [system] char_type(n, space)
   Fail: (215) [system] char_type(n, space)
   Call: (215) [system] arg(_1447484, v('(', ')', end_of_file), n)
   Fail: (215) [system] arg(_1448416, v('(', ')', end_of_file), n)
^  Fail: (214) [user] is_delimiter(n)
   Call: (214) [system] ')'==n
   Fail: (214) [system] ')'==n
   Call: (214) [system] get_char((0x55fbb4538270), n)
   Exit: (214) [system] get_char((0x55fbb4538270), n)
   Call: (214) [system] n=(\)
   Fail: (214) [system] n=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1455766)
   Call: (215) [system] peek_char((0x55fbb4538270), _1456700)
   Exit: (215) [system] peek_char((0x55fbb4538270), c)
^  Call: (215) [user] is_delimiter(c)
   Call: (216) [system] char_type(c, space)
   Fail: (216) [system] char_type(c, space)
   Call: (216) [system] arg(_1461420, v('(', ')', end_of_file), c)
   Fail: (216) [system] arg(_1462352, v('(', ')', end_of_file), c)
^  Fail: (215) [user] is_delimiter(c)
   Call: (215) [system] ')'==c
   Fail: (215) [system] ')'==c
   Call: (215) [system] get_char((0x55fbb4538270), c)
   Exit: (215) [system] get_char((0x55fbb4538270), c)
   Call: (215) [system] c=(\)
   Fail: (215) [system] c=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1469702)
   Call: (216) [system] peek_char((0x55fbb4538270), _1470636)
   Exit: (216) [system] peek_char((0x55fbb4538270), t)
^  Call: (216) [user] is_delimiter(t)
   Call: (217) [system] char_type(t, space)
   Fail: (217) [system] char_type(t, space)
   Call: (217) [system] arg(_1475356, v('(', ')', end_of_file), t)
   Fail: (217) [system] arg(_1476288, v('(', ')', end_of_file), t)
^  Fail: (216) [user] is_delimiter(t)
   Call: (216) [system] ')'==t
   Fail: (216) [system] ')'==t
   Call: (216) [system] get_char((0x55fbb4538270), t)
   Exit: (216) [system] get_char((0x55fbb4538270), t)
   Call: (216) [system] t=(\)
   Fail: (216) [system] t=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1483638)
   Call: (217) [system] peek_char((0x55fbb4538270), _1484572)
   Exit: (217) [system] peek_char((0x55fbb4538270), i)
^  Call: (217) [user] is_delimiter(i)
   Call: (218) [system] char_type(i, space)
   Fail: (218) [system] char_type(i, space)
   Call: (218) [system] arg(_1489292, v('(', ')', end_of_file), i)
   Fail: (218) [system] arg(_1490224, v('(', ')', end_of_file), i)
^  Fail: (217) [user] is_delimiter(i)
   Call: (217) [system] ')'==i
   Fail: (217) [system] ')'==i
   Call: (217) [system] get_char((0x55fbb4538270), i)
   Exit: (217) [system] get_char((0x55fbb4538270), i)
   Call: (217) [system] i=(\)
   Fail: (217) [system] i=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1497574)
   Call: (218) [system] peek_char((0x55fbb4538270), _1498508)
   Exit: (218) [system] peek_char((0x55fbb4538270), o)
^  Call: (218) [user] is_delimiter(o)
   Call: (219) [system] char_type(o, space)
   Fail: (219) [system] char_type(o, space)
   Call: (219) [system] arg(_1503228, v('(', ')', end_of_file), o)
   Fail: (219) [system] arg(_1504160, v('(', ')', end_of_file), o)
^  Fail: (218) [user] is_delimiter(o)
   Call: (218) [system] ')'==o
   Fail: (218) [system] ')'==o
   Call: (218) [system] get_char((0x55fbb4538270), o)
   Exit: (218) [system] get_char((0x55fbb4538270), o)
   Call: (218) [system] o=(\)
   Fail: (218) [system] o=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1511510)
   Call: (219) [system] peek_char((0x55fbb4538270), _1512444)
   Exit: (219) [system] peek_char((0x55fbb4538270), n)
^  Call: (219) [user] is_delimiter(n)
   Call: (220) [system] char_type(n, space)
   Fail: (220) [system] char_type(n, space)
   Call: (220) [system] arg(_1517164, v('(', ')', end_of_file), n)
   Fail: (220) [system] arg(_1518096, v('(', ')', end_of_file), n)
^  Fail: (219) [user] is_delimiter(n)
   Call: (219) [system] ')'==n
   Fail: (219) [system] ')'==n
   Call: (219) [system] get_char((0x55fbb4538270), n)
   Exit: (219) [system] get_char((0x55fbb4538270), n)
   Call: (219) [system] n=(\)
   Fail: (219) [system] n=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1525446)
   Call: (220) [system] peek_char((0x55fbb4538270), _1526380)
   Exit: (220) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (220) [user] is_delimiter('I')
   Call: (221) [system] char_type('I', space)
   Fail: (221) [system] char_type('I', space)
   Call: (221) [system] arg(_1531100, v('(', ')', end_of_file), 'I')
   Fail: (221) [system] arg(_1532032, v('(', ')', end_of_file), 'I')
^  Fail: (220) [user] is_delimiter('I')
   Call: (220) [system] ')'=='I'
   Fail: (220) [system] ')'=='I'
   Call: (220) [system] get_char((0x55fbb4538270), 'I')
   Exit: (220) [system] get_char((0x55fbb4538270), 'I')
   Call: (220) [system] 'I'=(\)
   Fail: (220) [system] 'I'=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1539382)
   Call: (221) [system] peek_char((0x55fbb4538270), _1540316)
   Exit: (221) [system] peek_char((0x55fbb4538270), n)
^  Call: (221) [user] is_delimiter(n)
   Call: (222) [system] char_type(n, space)
   Fail: (222) [system] char_type(n, space)
   Call: (222) [system] arg(_1545036, v('(', ')', end_of_file), n)
   Fail: (222) [system] arg(_1545968, v('(', ')', end_of_file), n)
^  Fail: (221) [user] is_delimiter(n)
   Call: (221) [system] ')'==n
   Fail: (221) [system] ')'==n
   Call: (221) [system] get_char((0x55fbb4538270), n)
   Exit: (221) [system] get_char((0x55fbb4538270), n)
   Call: (221) [system] n=(\)
   Fail: (221) [system] n=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1553318)
   Call: (222) [system] peek_char((0x55fbb4538270), _1554252)
   Exit: (222) [system] peek_char((0x55fbb4538270), t)
^  Call: (222) [user] is_delimiter(t)
   Call: (223) [system] char_type(t, space)
   Fail: (223) [system] char_type(t, space)
   Call: (223) [system] arg(_1558972, v('(', ')', end_of_file), t)
   Fail: (223) [system] arg(_1559904, v('(', ')', end_of_file), t)
^  Fail: (222) [user] is_delimiter(t)
   Call: (222) [system] ')'==t
   Fail: (222) [system] ')'==t
   Call: (222) [system] get_char((0x55fbb4538270), t)
   Exit: (222) [system] get_char((0x55fbb4538270), t)
   Call: (222) [system] t=(\)
   Fail: (222) [system] t=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _1567254)
   Call: (223) [system] peek_char((0x55fbb4538270), _1568188)
   Exit: (223) [system] peek_char((0x55fbb4538270), r)
^  Call: (223) [user] is_delimiter(r)
   Call: (224) [system] char_type(r, space)
   Fail: (224) [system] char_type(r, space)
   Call: (224) [system] arg(_1572908, v('(', ')', end_of_file), r)
   Fail: (224) [system] arg(_1573840, v('(', ')', end_of_file), r)
^  Fail: (223) [user] is_delimiter(r)
   Call: (223) [system] ')'==r
   Fail: (223) [system] ')'==r
   Call: (223) [system] get_char((0x55fbb4538270), r)
   Exit: (223) [system] get_char((0x55fbb4538270), r)
   Call: (223) [system] r=(\)
   Fail: (223) [system] r=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _1581190)
   Call: (224) [system] peek_char((0x55fbb4538270), _1582124)
   Exit: (224) [system] peek_char((0x55fbb4538270), o)
^  Call: (224) [user] is_delimiter(o)
   Call: (225) [system] char_type(o, space)
   Fail: (225) [system] char_type(o, space)
   Call: (225) [system] arg(_1586844, v('(', ')', end_of_file), o)
   Fail: (225) [system] arg(_1587776, v('(', ')', end_of_file), o)
^  Fail: (224) [user] is_delimiter(o)
   Call: (224) [system] ')'==o
   Fail: (224) [system] ')'==o
   Call: (224) [system] get_char((0x55fbb4538270), o)
   Exit: (224) [system] get_char((0x55fbb4538270), o)
   Call: (224) [system] o=(\)
   Fail: (224) [system] o=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _1595126)
   Call: (225) [system] peek_char((0x55fbb4538270), _1596060)
   Exit: (225) [system] peek_char((0x55fbb4538270), d)
^  Call: (225) [user] is_delimiter(d)
   Call: (226) [system] char_type(d, space)
   Fail: (226) [system] char_type(d, space)
   Call: (226) [system] arg(_1600780, v('(', ')', end_of_file), d)
   Fail: (226) [system] arg(_1601712, v('(', ')', end_of_file), d)
^  Fail: (225) [user] is_delimiter(d)
   Call: (225) [system] ')'==d
   Fail: (225) [system] ')'==d
   Call: (225) [system] get_char((0x55fbb4538270), d)
   Exit: (225) [system] get_char((0x55fbb4538270), d)
   Call: (225) [system] d=(\)
   Fail: (225) [system] d=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _1609062)
   Call: (226) [system] peek_char((0x55fbb4538270), _1609996)
   Exit: (226) [system] peek_char((0x55fbb4538270), u)
^  Call: (226) [user] is_delimiter(u)
   Call: (227) [system] char_type(u, space)
   Fail: (227) [system] char_type(u, space)
   Call: (227) [system] arg(_1614716, v('(', ')', end_of_file), u)
   Fail: (227) [system] arg(_1615648, v('(', ')', end_of_file), u)
^  Fail: (226) [user] is_delimiter(u)
   Call: (226) [system] ')'==u
   Fail: (226) [system] ')'==u
   Call: (226) [system] get_char((0x55fbb4538270), u)
   Exit: (226) [system] get_char((0x55fbb4538270), u)
   Call: (226) [system] u=(\)
   Fail: (226) [system] u=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _1622998)
   Call: (227) [system] peek_char((0x55fbb4538270), _1623932)
   Exit: (227) [system] peek_char((0x55fbb4538270), c)
^  Call: (227) [user] is_delimiter(c)
   Call: (228) [system] char_type(c, space)
   Fail: (228) [system] char_type(c, space)
   Call: (228) [system] arg(_1628652, v('(', ')', end_of_file), c)
   Fail: (228) [system] arg(_1629584, v('(', ')', end_of_file), c)
^  Fail: (227) [user] is_delimiter(c)
   Call: (227) [system] ')'==c
   Fail: (227) [system] ')'==c
   Call: (227) [system] get_char((0x55fbb4538270), c)
   Exit: (227) [system] get_char((0x55fbb4538270), c)
   Call: (227) [system] c=(\)
   Fail: (227) [system] c=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _1636934)
   Call: (228) [system] peek_char((0x55fbb4538270), _1637868)
   Exit: (228) [system] peek_char((0x55fbb4538270), t)
^  Call: (228) [user] is_delimiter(t)
   Call: (229) [system] char_type(t, space)
   Fail: (229) [system] char_type(t, space)
   Call: (229) [system] arg(_1642588, v('(', ')', end_of_file), t)
   Fail: (229) [system] arg(_1643520, v('(', ')', end_of_file), t)
^  Fail: (228) [user] is_delimiter(t)
   Call: (228) [system] ')'==t
   Fail: (228) [system] ')'==t
   Call: (228) [system] get_char((0x55fbb4538270), t)
   Exit: (228) [system] get_char((0x55fbb4538270), t)
   Call: (228) [system] t=(\)
   Fail: (228) [system] t=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _1650870)
   Call: (229) [system] peek_char((0x55fbb4538270), _1651804)
   Exit: (229) [system] peek_char((0x55fbb4538270), i)
^  Call: (229) [user] is_delimiter(i)
   Call: (230) [system] char_type(i, space)
   Fail: (230) [system] char_type(i, space)
   Call: (230) [system] arg(_1656524, v('(', ')', end_of_file), i)
   Fail: (230) [system] arg(_1657456, v('(', ')', end_of_file), i)
^  Fail: (229) [user] is_delimiter(i)
   Call: (229) [system] ')'==i
   Fail: (229) [system] ')'==i
   Call: (229) [system] get_char((0x55fbb4538270), i)
   Exit: (229) [system] get_char((0x55fbb4538270), i)
   Call: (229) [system] i=(\)
   Fail: (229) [system] i=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _1664806)
   Call: (230) [system] peek_char((0x55fbb4538270), _1665740)
   Exit: (230) [system] peek_char((0x55fbb4538270), o)
^  Call: (230) [user] is_delimiter(o)
   Call: (231) [system] char_type(o, space)
   Fail: (231) [system] char_type(o, space)
   Call: (231) [system] arg(_1670460, v('(', ')', end_of_file), o)
   Fail: (231) [system] arg(_1671392, v('(', ')', end_of_file), o)
^  Fail: (230) [user] is_delimiter(o)
   Call: (230) [system] ')'==o
   Fail: (230) [system] ')'==o
   Call: (230) [system] get_char((0x55fbb4538270), o)
   Exit: (230) [system] get_char((0x55fbb4538270), o)
   Call: (230) [system] o=(\)
   Fail: (230) [system] o=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _1678742)
   Call: (231) [system] peek_char((0x55fbb4538270), _1679676)
   Exit: (231) [system] peek_char((0x55fbb4538270), n)
^  Call: (231) [user] is_delimiter(n)
   Call: (232) [system] char_type(n, space)
   Fail: (232) [system] char_type(n, space)
   Call: (232) [system] arg(_1684396, v('(', ')', end_of_file), n)
   Fail: (232) [system] arg(_1685328, v('(', ')', end_of_file), n)
^  Fail: (231) [user] is_delimiter(n)
   Call: (231) [system] ')'==n
   Fail: (231) [system] ')'==n
   Call: (231) [system] get_char((0x55fbb4538270), n)
   Exit: (231) [system] get_char((0x55fbb4538270), n)
   Call: (231) [system] n=(\)
   Fail: (231) [system] n=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _1692678)
   Call: (232) [system] peek_char((0x55fbb4538270), _1693612)
   Exit: (232) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (232) [user] is_delimiter(' ')
   Call: (233) [system] char_type(' ', space)
   Exit: (233) [system] char_type(' ', space)
^  Exit: (232) [user] is_delimiter(' ')
   Call: (232) [system] _1692678=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (231) [system] _1678742=[n]
   Exit: (231) [system] [n]=[n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (230) [system] _1664806=[o, n]
   Exit: (230) [system] [o, n]=[o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (229) [system] _1650870=[i, o, n]
   Exit: (229) [system] [i, o, n]=[i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (228) [system] _1636934=[t, i, o, n]
   Exit: (228) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (227) [system] _1622998=[c, t, i, o, n]
   Exit: (227) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (226) [system] _1609062=[u, c, t, i, o, n]
   Exit: (226) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (225) [system] _1595126=[d, u, c, t, i, o, n]
   Exit: (225) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (224) [system] _1581190=[o, d, u, c, t, i, o, n]
   Exit: (224) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (223) [system] _1567254=[r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _1553318=[t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _1539382=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _1525446=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _1511510=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _1497574=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _1483638=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _1469702=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _1455766=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _1441830=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _1427894=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (212) [system] _1413958=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (212) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (211) [system] _1400022=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (211) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (210) [system] _1386086=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (210) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (209) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1350576)
^  Call: (210) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1764364)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_1765316, _1765318), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1764364), _1765298, fail)), '$restore_trace'(_1765316, _1765318))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_1765316, _1765318))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1764364), _1765298, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(_1764364)
   Fail: (211) [system] atomic(_1764364)
   Call: (211) [system] atom_chars(_1764364, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (211) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (210) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
   Call: (210) [system] integer('DisjunctionIntroduction')
   Fail: (210) [system] integer('DisjunctionIntroduction')
   Call: (210) [system] _1350576='DisjunctionIntroduction'
   Exit: (210) [system] 'DisjunctionIntroduction'='DisjunctionIntroduction'
^  Exit: (209) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (208) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'DisjunctionIntroduction')
^  Exit: (207) [user] cont_sexpr(')', (0x55fbb4538270), 'DisjunctionIntroduction')
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _1779314)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1781172)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
   Call: (209) [system] ' '=(/)
   Fail: (209) [system] ' '=(/)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55fbb4538270), _1790766)
   Exit: (209) [system] get_char((0x55fbb4538270), ' ')
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1793470)
   Exit: (210) [system] peek_char((0x55fbb4538270), a)
   Call: (210) [system] a=(;)
   Fail: (210) [system] a=(;)
   Call: (210) [system] a=(/)
   Fail: (210) [system] a=(/)
^  Call: (210) [user] is_like_space(a)
   Call: (211) [system] char_type(a, 'white')
   Fail: (211) [system] char_type(a, 'white')
   Call: (211) [system] char_type(a, end_of_line)
   Fail: (211) [system] char_type(a, end_of_line)
   Call: (211) [system] char_type(a, space)
   Fail: (211) [system] char_type(a, space)
   Call: (211) [system] char_type(a, cntrl)
   Fail: (211) [system] char_type(a, cntrl)
^  Fail: (210) [user] is_like_space(a)
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1810404)
   Exit: (208) [system] peek_char((0x55fbb4538270), a)
   Call: (208) [system] a=')'
   Fail: (208) [system] a=')'
   Call: (208) [system] a=end_of_file
   Fail: (208) [system] a=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55fbb4538270), _1815974)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1817832)
   Exit: (210) [system] peek_char((0x55fbb4538270), a)
   Call: (210) [system] a=(;)
   Fail: (210) [system] a=(;)
   Call: (210) [system] a=(/)
   Fail: (210) [system] a=(/)
^  Call: (210) [user] is_like_space(a)
   Call: (211) [system] char_type(a, 'white')
   Fail: (211) [system] char_type(a, 'white')
   Call: (211) [system] char_type(a, end_of_line)
   Fail: (211) [system] char_type(a, end_of_line)
   Call: (211) [system] char_type(a, space)
   Fail: (211) [system] char_type(a, space)
   Call: (211) [system] char_type(a, cntrl)
   Fail: (211) [system] char_type(a, cntrl)
^  Fail: (210) [user] is_like_space(a)
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] get_char((0x55fbb4538270), _1833842)
   Exit: (209) [system] get_char((0x55fbb4538270), a)
   Call: (209) [system] a='('
   Fail: (209) [system] a='('
   Call: (209) [system] a='['
   Fail: (209) [system] a='['
   Call: (209) [system] a='{'
   Fail: (209) [system] a='{'
   Call: (209) [system] a='"'
   Fail: (209) [system] a='"'
   Call: (209) [system] a=!
   Fail: (209) [system] a=!
   Call: (209) [system] a='\''
   Fail: (209) [system] a='\''
   Call: (209) [system] a='`'
   Fail: (209) [system] a='`'
   Call: (209) [system] a=end_of_file
   Fail: (209) [system] a=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55fbb4538270), a, _1815974)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1851484)
   Call: (211) [system] peek_char((0x55fbb4538270), _1852418)
   Exit: (211) [system] peek_char((0x55fbb4538270), b)
^  Call: (211) [user] is_delimiter(b)
   Call: (212) [system] char_type(b, space)
   Fail: (212) [system] char_type(b, space)
   Call: (212) [system] arg(_1857138, v('(', ')', end_of_file), b)
   Fail: (212) [system] arg(_1858070, v('(', ')', end_of_file), b)
^  Fail: (211) [user] is_delimiter(b)
   Call: (211) [system] ')'==b
   Fail: (211) [system] ')'==b
   Call: (211) [system] get_char((0x55fbb4538270), b)
   Exit: (211) [system] get_char((0x55fbb4538270), b)
   Call: (211) [system] b=(\)
   Fail: (211) [system] b=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1865420)
   Call: (212) [system] peek_char((0x55fbb4538270), _1866354)
   Exit: (212) [system] peek_char((0x55fbb4538270), c)
^  Call: (212) [user] is_delimiter(c)
   Call: (213) [system] char_type(c, space)
   Fail: (213) [system] char_type(c, space)
   Call: (213) [system] arg(_1871074, v('(', ')', end_of_file), c)
   Fail: (213) [system] arg(_1872006, v('(', ')', end_of_file), c)
^  Fail: (212) [user] is_delimiter(c)
   Call: (212) [system] ')'==c
   Fail: (212) [system] ')'==c
   Call: (212) [system] get_char((0x55fbb4538270), c)
   Exit: (212) [system] get_char((0x55fbb4538270), c)
   Call: (212) [system] c=(\)
   Fail: (212) [system] c=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1879356)
   Call: (213) [system] peek_char((0x55fbb4538270), _1880290)
   Exit: (213) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (213) [user] is_delimiter(' ')
   Call: (214) [system] char_type(' ', space)
   Exit: (214) [system] char_type(' ', space)
^  Exit: (213) [user] is_delimiter(' ')
   Call: (213) [system] _1879356=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (212) [system] _1865420=[c]
   Exit: (212) [system] [c]=[c]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [c])
   Call: (211) [system] _1851484=[b, c]
   Exit: (211) [system] [b, c]=[b, c]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [b, c])
^  Call: (210) [user] classify_and_convert_charseq([a, b, c], _1815974)
^  Call: (211) [user] classify_and_convert_charseq_([a, b, c], _1895162)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_1896114, _1896116), once(user:catch(read_from_chars([a, b, c], _1895162), _1896096, fail)), '$restore_trace'(_1896114, _1896116))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_1896114, _1896116))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _1896096, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(abc)
   Exit: (212) [system] atomic(abc)
^  Exit: (211) [user] classify_and_convert_charseq_([a, b, c], abc)
   Call: (211) [system] integer(abc)
   Fail: (211) [system] integer(abc)
   Call: (211) [system] _1815974=abc
   Exit: (211) [system] abc=abc
^  Exit: (210) [user] classify_and_convert_charseq([a, b, c], abc)
^  Exit: (209) [user] read_symbolic(')', (0x55fbb4538270), a, abc)
^  Exit: (208) [user] cont_sexpr(')', (0x55fbb4538270), abc)
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _1908242)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1910100)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
   Call: (210) [system] ' '=(/)
   Fail: (210) [system] ' '=(/)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55fbb4538270), _1919694)
   Exit: (210) [system] get_char((0x55fbb4538270), ' ')
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1922398)
   Exit: (211) [system] peek_char((0x55fbb4538270), a)
   Call: (211) [system] a=(;)
   Fail: (211) [system] a=(;)
   Call: (211) [system] a=(/)
   Fail: (211) [system] a=(/)
^  Call: (211) [user] is_like_space(a)
   Call: (212) [system] char_type(a, 'white')
   Fail: (212) [system] char_type(a, 'white')
   Call: (212) [system] char_type(a, end_of_line)
   Fail: (212) [system] char_type(a, end_of_line)
   Call: (212) [system] char_type(a, space)
   Fail: (212) [system] char_type(a, space)
   Call: (212) [system] char_type(a, cntrl)
   Fail: (212) [system] char_type(a, cntrl)
^  Fail: (211) [user] is_like_space(a)
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1939332)
   Exit: (209) [system] peek_char((0x55fbb4538270), a)
   Call: (209) [system] a=')'
   Fail: (209) [system] a=')'
   Call: (209) [system] a=end_of_file
   Fail: (209) [system] a=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55fbb4538270), _1944902)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1946760)
   Exit: (211) [system] peek_char((0x55fbb4538270), a)
   Call: (211) [system] a=(;)
   Fail: (211) [system] a=(;)
   Call: (211) [system] a=(/)
   Fail: (211) [system] a=(/)
^  Call: (211) [user] is_like_space(a)
   Call: (212) [system] char_type(a, 'white')
   Fail: (212) [system] char_type(a, 'white')
   Call: (212) [system] char_type(a, end_of_line)
   Fail: (212) [system] char_type(a, end_of_line)
   Call: (212) [system] char_type(a, space)
   Fail: (212) [system] char_type(a, space)
   Call: (212) [system] char_type(a, cntrl)
   Fail: (212) [system] char_type(a, cntrl)
^  Fail: (211) [user] is_like_space(a)
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] get_char((0x55fbb4538270), _1962770)
   Exit: (210) [system] get_char((0x55fbb4538270), a)
   Call: (210) [system] a='('
   Fail: (210) [system] a='('
   Call: (210) [system] a='['
   Fail: (210) [system] a='['
   Call: (210) [system] a='{'
   Fail: (210) [system] a='{'
   Call: (210) [system] a='"'
   Fail: (210) [system] a='"'
   Call: (210) [system] a=!
   Fail: (210) [system] a=!
   Call: (210) [system] a='\''
   Fail: (210) [system] a='\''
   Call: (210) [system] a='`'
   Fail: (210) [system] a='`'
   Call: (210) [system] a=end_of_file
   Fail: (210) [system] a=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55fbb4538270), a, _1944902)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1980412)
   Call: (212) [system] peek_char((0x55fbb4538270), _1981346)
   Exit: (212) [system] peek_char((0x55fbb4538270), ')')
^  Call: (212) [user] is_delimiter(')')
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] arg(_1986066, v('(', ')', end_of_file), ')')
   Exit: (213) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (212) [user] is_delimiter(')')
   Call: (212) [system] _1980412=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (211) [user] classify_and_convert_charseq([a], _1944902)
^  Call: (212) [user] classify_and_convert_charseq_([a], _1992502)
^  Call: (214) [system] setup_call_cleanup('$notrace'(_1993454, _1993456), once(user:catch(read_from_chars([a], _1992502), _1993436, fail)), '$restore_trace'(_1993454, _1993456))
^  Call: (215) [system] sig_atomic(system:'$notrace'(_1993454, _1993456))
^  Exit: (214) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1993436, fail)), system:'$restore_trace'(3, -1))
   Call: (213) [system] atomic(a)
   Exit: (213) [system] atomic(a)
^  Exit: (212) [user] classify_and_convert_charseq_([a], a)
   Call: (212) [system] integer(a)
   Fail: (212) [system] integer(a)
   Call: (212) [system] _1944902=a
   Exit: (212) [system] a=a
^  Exit: (211) [user] classify_and_convert_charseq([a], a)
^  Exit: (210) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (209) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _2005582)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _2007440)
   Exit: (211) [system] peek_char((0x55fbb4538270), ')')
   Call: (211) [system] ')'=(;)
   Fail: (211) [system] ')'=(;)
   Call: (211) [system] ')'=(/)
   Fail: (211) [system] ')'=(/)
^  Call: (211) [user] is_like_space(')')
   Call: (212) [system] char_type(')', 'white')
   Fail: (212) [system] char_type(')', 'white')
   Call: (212) [system] char_type(')', end_of_line)
   Fail: (212) [system] char_type(')', end_of_line)
   Call: (212) [system] char_type(')', space)
   Fail: (212) [system] char_type(')', space)
   Call: (212) [system] char_type(')', cntrl)
   Fail: (212) [system] char_type(')', cntrl)
^  Fail: (211) [user] is_like_space(')')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _2023450)
   Exit: (210) [system] peek_char((0x55fbb4538270), ')')
   Call: (210) [system] ')'=')'
   Exit: (210) [system] ')'=')'
   Call: (210) [system] get_char((0x55fbb4538270), _2027240)
   Exit: (210) [system] get_char((0x55fbb4538270), ')')
   Call: (210) [system] _2005582=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), [])
   Call: (209) [system] _1908242=[a]
   Exit: (209) [system] [a]=[a]
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), [a])
   Call: (208) [system] _1779314=[abc, a]
   Exit: (208) [system] [abc, a]=[abc, a]
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), [abc, a])
   Call: (207) [system] _1305558=['DisjunctionIntroduction', abc, a]
   Exit: (207) [system] ['DisjunctionIntroduction', abc, a]=['DisjunctionIntroduction', abc, a]
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), ['DisjunctionIntroduction', abc, a])
^  Exit: (205) [user] cont_sexpr(')', (0x55fbb4538270), ['DisjunctionIntroduction', abc, a])
^  Call: (205) [user] read_list(')', (0x55fbb4538270), _2041122)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _2042980)
   Exit: (207) [system] peek_char((0x55fbb4538270), ')')
   Call: (207) [system] ')'=(;)
   Fail: (207) [system] ')'=(;)
   Call: (207) [system] ')'=(/)
   Fail: (207) [system] ')'=(/)
^  Call: (207) [user] is_like_space(')')
   Call: (208) [system] char_type(')', 'white')
   Fail: (208) [system] char_type(')', 'white')
   Call: (208) [system] char_type(')', end_of_line)
   Fail: (208) [system] char_type(')', end_of_line)
   Call: (208) [system] char_type(')', space)
   Fail: (208) [system] char_type(')', space)
   Call: (208) [system] char_type(')', cntrl)
   Fail: (208) [system] char_type(')', cntrl)
^  Fail: (207) [user] is_like_space(')')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _2058990)
   Exit: (206) [system] peek_char((0x55fbb4538270), ')')
   Call: (206) [system] ')'=')'
   Exit: (206) [system] ')'=')'
   Call: (206) [system] get_char((0x55fbb4538270), _2062780)
   Exit: (206) [system] get_char((0x55fbb4538270), ')')
   Call: (206) [system] _2041122=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_list(')', (0x55fbb4538270), [])
   Call: (205) [system] _1268898=[['DisjunctionIntroduction', abc, a]]
   Exit: (205) [system] [['DisjunctionIntroduction', abc, a]]=[['DisjunctionIntroduction', abc, a]]
^  Exit: (204) [user] read_list(')', (0x55fbb4538270), [['DisjunctionIntroduction', abc, a]])
   Call: (204) [system] _1139970=[abc, ['DisjunctionIntroduction', abc, a]]
   Exit: (204) [system] [abc, ['DisjunctionIntroduction', abc, a]]=[abc, ['DisjunctionIntroduction', abc, a]]
^  Exit: (203) [user] read_list(')', (0x55fbb4538270), [abc, ['DisjunctionIntroduction', abc, a]])
   Call: (203) [system] _666214=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]]
   Exit: (203) [system] ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]]=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]]
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]])
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]])
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _2076662)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _2078520)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
   Call: (203) [system] ' '=(/)
   Fail: (203) [system] ' '=(/)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55fbb4538270), _2088114)
   Exit: (203) [system] get_char((0x55fbb4538270), ' ')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _2090818)
   Exit: (204) [system] peek_char((0x55fbb4538270), '(')
   Call: (204) [system] '('=(;)
   Fail: (204) [system] '('=(;)
   Call: (204) [system] '('=(/)
   Fail: (204) [system] '('=(/)
^  Call: (204) [user] is_like_space('(')
   Call: (205) [system] char_type('(', 'white')
   Fail: (205) [system] char_type('(', 'white')
   Call: (205) [system] char_type('(', end_of_line)
   Fail: (205) [system] char_type('(', end_of_line)
   Call: (205) [system] char_type('(', space)
   Fail: (205) [system] char_type('(', space)
   Call: (205) [system] char_type('(', cntrl)
   Fail: (205) [system] char_type('(', cntrl)
^  Fail: (204) [user] is_like_space('(')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _15362)
   Exit: (202) [system] peek_char((0x55fbb4538270), '(')
   Call: (202) [system] '('=')'
   Fail: (202) [system] '('=')'
   Call: (202) [system] '('=end_of_file
   Fail: (202) [system] '('=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55fbb4538270), _20932)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _22790)
   Exit: (204) [system] peek_char((0x55fbb4538270), '(')
   Call: (204) [system] '('=(;)
   Fail: (204) [system] '('=(;)
   Call: (204) [system] '('=(/)
   Fail: (204) [system] '('=(/)
^  Call: (204) [user] is_like_space('(')
   Call: (205) [system] char_type('(', 'white')
   Fail: (205) [system] char_type('(', 'white')
   Call: (205) [system] char_type('(', end_of_line)
   Fail: (205) [system] char_type('(', end_of_line)
   Call: (205) [system] char_type('(', space)
   Fail: (205) [system] char_type('(', space)
   Call: (205) [system] char_type('(', cntrl)
   Fail: (205) [system] char_type('(', cntrl)
^  Fail: (204) [user] is_like_space('(')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] get_char((0x55fbb4538270), _38800)
   Exit: (203) [system] get_char((0x55fbb4538270), '(')
   Call: (203) [system] '('='('
   Exit: (203) [system] '('='('
^  Call: (203) [user] read_list(')', (0x55fbb4538270), _20932)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _44370)
   Exit: (205) [system] peek_char((0x55fbb4538270), 'O')
   Call: (205) [system] 'O'=(;)
   Fail: (205) [system] 'O'=(;)
   Call: (205) [system] 'O'=(/)
   Fail: (205) [system] 'O'=(/)
^  Call: (205) [user] is_like_space('O')
   Call: (206) [system] char_type('O', 'white')
   Fail: (206) [system] char_type('O', 'white')
   Call: (206) [system] char_type('O', end_of_line)
   Fail: (206) [system] char_type('O', end_of_line)
   Call: (206) [system] char_type('O', space)
   Fail: (206) [system] char_type('O', space)
   Call: (206) [system] char_type('O', cntrl)
   Fail: (206) [system] char_type('O', cntrl)
^  Fail: (205) [user] is_like_space('O')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _60380)
   Exit: (204) [system] peek_char((0x55fbb4538270), 'O')
   Call: (204) [system] 'O'=')'
   Fail: (204) [system] 'O'=')'
   Call: (204) [system] 'O'=end_of_file
   Fail: (204) [system] 'O'=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55fbb4538270), _65950)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _67808)
   Exit: (206) [system] peek_char((0x55fbb4538270), 'O')
   Call: (206) [system] 'O'=(;)
   Fail: (206) [system] 'O'=(;)
   Call: (206) [system] 'O'=(/)
   Fail: (206) [system] 'O'=(/)
^  Call: (206) [user] is_like_space('O')
   Call: (207) [system] char_type('O', 'white')
   Fail: (207) [system] char_type('O', 'white')
   Call: (207) [system] char_type('O', end_of_line)
   Fail: (207) [system] char_type('O', end_of_line)
   Call: (207) [system] char_type('O', space)
   Fail: (207) [system] char_type('O', space)
   Call: (207) [system] char_type('O', cntrl)
   Fail: (207) [system] char_type('O', cntrl)
^  Fail: (206) [user] is_like_space('O')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] get_char((0x55fbb4538270), _83818)
   Exit: (205) [system] get_char((0x55fbb4538270), 'O')
   Call: (205) [system] 'O'='('
   Fail: (205) [system] 'O'='('
   Call: (205) [system] 'O'='['
   Fail: (205) [system] 'O'='['
   Call: (205) [system] 'O'='{'
   Fail: (205) [system] 'O'='{'
   Call: (205) [system] 'O'='"'
   Fail: (205) [system] 'O'='"'
   Call: (205) [system] 'O'=!
   Fail: (205) [system] 'O'=!
   Call: (205) [system] 'O'='\''
   Fail: (205) [system] 'O'='\''
   Call: (205) [system] 'O'='`'
   Fail: (205) [system] 'O'='`'
   Call: (205) [system] 'O'=end_of_file
   Fail: (205) [system] 'O'=end_of_file
^  Call: (205) [user] read_symbolic(')', (0x55fbb4538270), 'O', _65950)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _101460)
   Call: (207) [system] peek_char((0x55fbb4538270), _102394)
   Exit: (207) [system] peek_char((0x55fbb4538270), r)
^  Call: (207) [user] is_delimiter(r)
   Call: (208) [system] char_type(r, space)
   Fail: (208) [system] char_type(r, space)
   Call: (208) [system] arg(_107114, v('(', ')', end_of_file), r)
   Fail: (208) [system] arg(_108046, v('(', ')', end_of_file), r)
^  Fail: (207) [user] is_delimiter(r)
   Call: (207) [system] ')'==r
   Fail: (207) [system] ')'==r
   Call: (207) [system] get_char((0x55fbb4538270), r)
   Exit: (207) [system] get_char((0x55fbb4538270), r)
   Call: (207) [system] r=(\)
   Fail: (207) [system] r=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _115396)
   Call: (208) [system] peek_char((0x55fbb4538270), _116330)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (208) [user] is_delimiter('L')
   Call: (209) [system] char_type('L', space)
   Fail: (209) [system] char_type('L', space)
   Call: (209) [system] arg(_121050, v('(', ')', end_of_file), 'L')
   Fail: (209) [system] arg(_121982, v('(', ')', end_of_file), 'L')
^  Fail: (208) [user] is_delimiter('L')
   Call: (208) [system] ')'=='L'
   Fail: (208) [system] ')'=='L'
   Call: (208) [system] get_char((0x55fbb4538270), 'L')
   Exit: (208) [system] get_char((0x55fbb4538270), 'L')
   Call: (208) [system] 'L'=(\)
   Fail: (208) [system] 'L'=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _129332)
   Call: (209) [system] peek_char((0x55fbb4538270), _130266)
   Exit: (209) [system] peek_char((0x55fbb4538270), i)
^  Call: (209) [user] is_delimiter(i)
   Call: (210) [system] char_type(i, space)
   Fail: (210) [system] char_type(i, space)
   Call: (210) [system] arg(_134986, v('(', ')', end_of_file), i)
   Fail: (210) [system] arg(_135918, v('(', ')', end_of_file), i)
^  Fail: (209) [user] is_delimiter(i)
   Call: (209) [system] ')'==i
   Fail: (209) [system] ')'==i
   Call: (209) [system] get_char((0x55fbb4538270), i)
   Exit: (209) [system] get_char((0x55fbb4538270), i)
   Call: (209) [system] i=(\)
   Fail: (209) [system] i=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _143268)
   Call: (210) [system] peek_char((0x55fbb4538270), _144202)
   Exit: (210) [system] peek_char((0x55fbb4538270), n)
^  Call: (210) [user] is_delimiter(n)
   Call: (211) [system] char_type(n, space)
   Fail: (211) [system] char_type(n, space)
   Call: (211) [system] arg(_148922, v('(', ')', end_of_file), n)
   Fail: (211) [system] arg(_149854, v('(', ')', end_of_file), n)
^  Fail: (210) [user] is_delimiter(n)
   Call: (210) [system] ')'==n
   Fail: (210) [system] ')'==n
   Call: (210) [system] get_char((0x55fbb4538270), n)
   Exit: (210) [system] get_char((0x55fbb4538270), n)
   Call: (210) [system] n=(\)
   Fail: (210) [system] n=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _157204)
   Call: (211) [system] peek_char((0x55fbb4538270), _158138)
   Exit: (211) [system] peek_char((0x55fbb4538270), k)
^  Call: (211) [user] is_delimiter(k)
   Call: (212) [system] char_type(k, space)
   Fail: (212) [system] char_type(k, space)
   Call: (212) [system] arg(_162858, v('(', ')', end_of_file), k)
   Fail: (212) [system] arg(_163790, v('(', ')', end_of_file), k)
^  Fail: (211) [user] is_delimiter(k)
   Call: (211) [system] ')'==k
   Fail: (211) [system] ')'==k
   Call: (211) [system] get_char((0x55fbb4538270), k)
   Exit: (211) [system] get_char((0x55fbb4538270), k)
   Call: (211) [system] k=(\)
   Fail: (211) [system] k=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _171140)
   Call: (212) [system] peek_char((0x55fbb4538270), _172074)
   Exit: (212) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (212) [user] is_delimiter(' ')
   Call: (213) [system] char_type(' ', space)
   Exit: (213) [system] char_type(' ', space)
^  Exit: (212) [user] is_delimiter(' ')
   Call: (212) [system] _171140=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (211) [system] _157204=[k]
   Exit: (211) [system] [k]=[k]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (210) [system] _143268=[n, k]
   Exit: (210) [system] [n, k]=[n, k]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (209) [system] _129332=[i, n, k]
   Exit: (209) [system] [i, n, k]=[i, n, k]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (208) [system] _115396=['L', i, n, k]
   Exit: (208) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (207) [system] _101460=[r, 'L', i, n, k]
   Exit: (207) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (206) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _65950)
^  Call: (207) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _195328)
^  Call: (209) [system] setup_call_cleanup('$notrace'(_196280, _196282), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _195328), _196262, fail)), '$restore_trace'(_196280, _196282))
^  Call: (210) [system] sig_atomic(system:'$notrace'(_196280, _196282))
^  Exit: (209) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _195328), _196262, fail)), system:'$restore_trace'(3, -1))
   Call: (208) [system] atomic(_195328)
   Fail: (208) [system] atomic(_195328)
   Call: (208) [system] atom_chars(_195328, ['O', r, 'L', i, n, k])
   Exit: (208) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (207) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (207) [system] integer('OrLink')
   Fail: (207) [system] integer('OrLink')
   Call: (207) [system] _65950='OrLink'
   Exit: (207) [system] 'OrLink'='OrLink'
^  Exit: (206) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (205) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (204) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (204) [user] read_list(')', (0x55fbb4538270), _210278)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _212136)
   Exit: (206) [system] peek_char((0x55fbb4538270), ' ')
   Call: (206) [system] ' '=(;)
   Fail: (206) [system] ' '=(;)
   Call: (206) [system] ' '=(/)
   Fail: (206) [system] ' '=(/)
^  Call: (206) [user] is_like_space(' ')
   Call: (207) [system] char_type(' ', 'white')
   Exit: (207) [system] char_type(' ', 'white')
^  Exit: (206) [user] is_like_space(' ')
   Call: (206) [system] get_char((0x55fbb4538270), _221730)
   Exit: (206) [system] get_char((0x55fbb4538270), ' ')
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _224434)
   Exit: (207) [system] peek_char((0x55fbb4538270), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
   Call: (207) [system] '('=(/)
   Fail: (207) [system] '('=(/)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _241368)
   Exit: (205) [system] peek_char((0x55fbb4538270), '(')
   Call: (205) [system] '('=')'
   Fail: (205) [system] '('=')'
   Call: (205) [system] '('=end_of_file
   Fail: (205) [system] '('=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55fbb4538270), _246938)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _248796)
   Exit: (207) [system] peek_char((0x55fbb4538270), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
   Call: (207) [system] '('=(/)
   Fail: (207) [system] '('=(/)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] get_char((0x55fbb4538270), _264806)
   Exit: (206) [system] get_char((0x55fbb4538270), '(')
   Call: (206) [system] '('='('
   Exit: (206) [system] '('='('
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _246938)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _270376)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'I')
   Call: (208) [system] 'I'=(;)
   Fail: (208) [system] 'I'=(;)
   Call: (208) [system] 'I'=(/)
   Fail: (208) [system] 'I'=(/)
^  Call: (208) [user] is_like_space('I')
   Call: (209) [system] char_type('I', 'white')
   Fail: (209) [system] char_type('I', 'white')
   Call: (209) [system] char_type('I', end_of_line)
   Fail: (209) [system] char_type('I', end_of_line)
   Call: (209) [system] char_type('I', space)
   Fail: (209) [system] char_type('I', space)
   Call: (209) [system] char_type('I', cntrl)
   Fail: (209) [system] char_type('I', cntrl)
^  Fail: (208) [user] is_like_space('I')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _286386)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'I')
   Call: (207) [system] 'I'=')'
   Fail: (207) [system] 'I'=')'
   Call: (207) [system] 'I'=end_of_file
   Fail: (207) [system] 'I'=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55fbb4538270), _291956)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _293814)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'I')
   Call: (209) [system] 'I'=(;)
   Fail: (209) [system] 'I'=(;)
   Call: (209) [system] 'I'=(/)
   Fail: (209) [system] 'I'=(/)
^  Call: (209) [user] is_like_space('I')
   Call: (210) [system] char_type('I', 'white')
   Fail: (210) [system] char_type('I', 'white')
   Call: (210) [system] char_type('I', end_of_line)
   Fail: (210) [system] char_type('I', end_of_line)
   Call: (210) [system] char_type('I', space)
   Fail: (210) [system] char_type('I', space)
   Call: (210) [system] char_type('I', cntrl)
   Fail: (210) [system] char_type('I', cntrl)
^  Fail: (209) [user] is_like_space('I')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] get_char((0x55fbb4538270), _309824)
   Exit: (208) [system] get_char((0x55fbb4538270), 'I')
   Call: (208) [system] 'I'='('
   Fail: (208) [system] 'I'='('
   Call: (208) [system] 'I'='['
   Fail: (208) [system] 'I'='['
   Call: (208) [system] 'I'='{'
   Fail: (208) [system] 'I'='{'
   Call: (208) [system] 'I'='"'
   Fail: (208) [system] 'I'='"'
   Call: (208) [system] 'I'=!
   Fail: (208) [system] 'I'=!
   Call: (208) [system] 'I'='\''
   Fail: (208) [system] 'I'='\''
   Call: (208) [system] 'I'='`'
   Fail: (208) [system] 'I'='`'
   Call: (208) [system] 'I'=end_of_file
   Fail: (208) [system] 'I'=end_of_file
^  Call: (208) [user] read_symbolic(')', (0x55fbb4538270), 'I', _291956)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _327466)
   Call: (210) [system] peek_char((0x55fbb4538270), _328400)
   Exit: (210) [system] peek_char((0x55fbb4538270), m)
^  Call: (210) [user] is_delimiter(m)
   Call: (211) [system] char_type(m, space)
   Fail: (211) [system] char_type(m, space)
   Call: (211) [system] arg(_333120, v('(', ')', end_of_file), m)
   Fail: (211) [system] arg(_334052, v('(', ')', end_of_file), m)
^  Fail: (210) [user] is_delimiter(m)
   Call: (210) [system] ')'==m
   Fail: (210) [system] ')'==m
   Call: (210) [system] get_char((0x55fbb4538270), m)
   Exit: (210) [system] get_char((0x55fbb4538270), m)
   Call: (210) [system] m=(\)
   Fail: (210) [system] m=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _341402)
   Call: (211) [system] peek_char((0x55fbb4538270), _342336)
   Exit: (211) [system] peek_char((0x55fbb4538270), p)
^  Call: (211) [user] is_delimiter(p)
   Call: (212) [system] char_type(p, space)
   Fail: (212) [system] char_type(p, space)
   Call: (212) [system] arg(_347056, v('(', ')', end_of_file), p)
   Fail: (212) [system] arg(_347988, v('(', ')', end_of_file), p)
^  Fail: (211) [user] is_delimiter(p)
   Call: (211) [system] ')'==p
   Fail: (211) [system] ')'==p
   Call: (211) [system] get_char((0x55fbb4538270), p)
   Exit: (211) [system] get_char((0x55fbb4538270), p)
   Call: (211) [system] p=(\)
   Fail: (211) [system] p=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _355338)
   Call: (212) [system] peek_char((0x55fbb4538270), _356272)
   Exit: (212) [system] peek_char((0x55fbb4538270), l)
^  Call: (212) [user] is_delimiter(l)
   Call: (213) [system] char_type(l, space)
   Fail: (213) [system] char_type(l, space)
   Call: (213) [system] arg(_360992, v('(', ')', end_of_file), l)
   Fail: (213) [system] arg(_361924, v('(', ')', end_of_file), l)
^  Fail: (212) [user] is_delimiter(l)
   Call: (212) [system] ')'==l
   Fail: (212) [system] ')'==l
   Call: (212) [system] get_char((0x55fbb4538270), l)
   Exit: (212) [system] get_char((0x55fbb4538270), l)
   Call: (212) [system] l=(\)
   Fail: (212) [system] l=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _369274)
   Call: (213) [system] peek_char((0x55fbb4538270), _370208)
   Exit: (213) [system] peek_char((0x55fbb4538270), i)
^  Call: (213) [user] is_delimiter(i)
   Call: (214) [system] char_type(i, space)
   Fail: (214) [system] char_type(i, space)
   Call: (214) [system] arg(_374928, v('(', ')', end_of_file), i)
   Fail: (214) [system] arg(_375860, v('(', ')', end_of_file), i)
^  Fail: (213) [user] is_delimiter(i)
   Call: (213) [system] ')'==i
   Fail: (213) [system] ')'==i
   Call: (213) [system] get_char((0x55fbb4538270), i)
   Exit: (213) [system] get_char((0x55fbb4538270), i)
   Call: (213) [system] i=(\)
   Fail: (213) [system] i=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _383210)
   Call: (214) [system] peek_char((0x55fbb4538270), _384144)
   Exit: (214) [system] peek_char((0x55fbb4538270), c)
^  Call: (214) [user] is_delimiter(c)
   Call: (215) [system] char_type(c, space)
   Fail: (215) [system] char_type(c, space)
   Call: (215) [system] arg(_388864, v('(', ')', end_of_file), c)
   Fail: (215) [system] arg(_389796, v('(', ')', end_of_file), c)
^  Fail: (214) [user] is_delimiter(c)
   Call: (214) [system] ')'==c
   Fail: (214) [system] ')'==c
   Call: (214) [system] get_char((0x55fbb4538270), c)
   Exit: (214) [system] get_char((0x55fbb4538270), c)
   Call: (214) [system] c=(\)
   Fail: (214) [system] c=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _397146)
   Call: (215) [system] peek_char((0x55fbb4538270), _398080)
   Exit: (215) [system] peek_char((0x55fbb4538270), a)
^  Call: (215) [user] is_delimiter(a)
   Call: (216) [system] char_type(a, space)
   Fail: (216) [system] char_type(a, space)
   Call: (216) [system] arg(_402800, v('(', ')', end_of_file), a)
   Fail: (216) [system] arg(_403732, v('(', ')', end_of_file), a)
^  Fail: (215) [user] is_delimiter(a)
   Call: (215) [system] ')'==a
   Fail: (215) [system] ')'==a
   Call: (215) [system] get_char((0x55fbb4538270), a)
   Exit: (215) [system] get_char((0x55fbb4538270), a)
   Call: (215) [system] a=(\)
   Fail: (215) [system] a=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _411082)
   Call: (216) [system] peek_char((0x55fbb4538270), _412016)
   Exit: (216) [system] peek_char((0x55fbb4538270), t)
^  Call: (216) [user] is_delimiter(t)
   Call: (217) [system] char_type(t, space)
   Fail: (217) [system] char_type(t, space)
   Call: (217) [system] arg(_416736, v('(', ')', end_of_file), t)
   Fail: (217) [system] arg(_417668, v('(', ')', end_of_file), t)
^  Fail: (216) [user] is_delimiter(t)
   Call: (216) [system] ')'==t
   Fail: (216) [system] ')'==t
   Call: (216) [system] get_char((0x55fbb4538270), t)
   Exit: (216) [system] get_char((0x55fbb4538270), t)
   Call: (216) [system] t=(\)
   Fail: (216) [system] t=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _425018)
   Call: (217) [system] peek_char((0x55fbb4538270), _425952)
   Exit: (217) [system] peek_char((0x55fbb4538270), i)
^  Call: (217) [user] is_delimiter(i)
   Call: (218) [system] char_type(i, space)
   Fail: (218) [system] char_type(i, space)
   Call: (218) [system] arg(_430672, v('(', ')', end_of_file), i)
   Fail: (218) [system] arg(_431604, v('(', ')', end_of_file), i)
^  Fail: (217) [user] is_delimiter(i)
   Call: (217) [system] ')'==i
   Fail: (217) [system] ')'==i
   Call: (217) [system] get_char((0x55fbb4538270), i)
   Exit: (217) [system] get_char((0x55fbb4538270), i)
   Call: (217) [system] i=(\)
   Fail: (217) [system] i=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _438954)
   Call: (218) [system] peek_char((0x55fbb4538270), _439888)
   Exit: (218) [system] peek_char((0x55fbb4538270), o)
^  Call: (218) [user] is_delimiter(o)
   Call: (219) [system] char_type(o, space)
   Fail: (219) [system] char_type(o, space)
   Call: (219) [system] arg(_444608, v('(', ')', end_of_file), o)
   Fail: (219) [system] arg(_445540, v('(', ')', end_of_file), o)
^  Fail: (218) [user] is_delimiter(o)
   Call: (218) [system] ')'==o
   Fail: (218) [system] ')'==o
   Call: (218) [system] get_char((0x55fbb4538270), o)
   Exit: (218) [system] get_char((0x55fbb4538270), o)
   Call: (218) [system] o=(\)
   Fail: (218) [system] o=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _452890)
   Call: (219) [system] peek_char((0x55fbb4538270), _453824)
   Exit: (219) [system] peek_char((0x55fbb4538270), n)
^  Call: (219) [user] is_delimiter(n)
   Call: (220) [system] char_type(n, space)
   Fail: (220) [system] char_type(n, space)
   Call: (220) [system] arg(_458544, v('(', ')', end_of_file), n)
   Fail: (220) [system] arg(_459476, v('(', ')', end_of_file), n)
^  Fail: (219) [user] is_delimiter(n)
   Call: (219) [system] ')'==n
   Fail: (219) [system] ')'==n
   Call: (219) [system] get_char((0x55fbb4538270), n)
   Exit: (219) [system] get_char((0x55fbb4538270), n)
   Call: (219) [system] n=(\)
   Fail: (219) [system] n=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _466826)
   Call: (220) [system] peek_char((0x55fbb4538270), _467760)
   Exit: (220) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (220) [user] is_delimiter(' ')
   Call: (221) [system] char_type(' ', space)
   Exit: (221) [system] char_type(' ', space)
^  Exit: (220) [user] is_delimiter(' ')
   Call: (220) [system] _466826=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (219) [system] _452890=[n]
   Exit: (219) [system] [n]=[n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (218) [system] _438954=[o, n]
   Exit: (218) [system] [o, n]=[o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (217) [system] _425018=[i, o, n]
   Exit: (217) [system] [i, o, n]=[i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (216) [system] _411082=[t, i, o, n]
   Exit: (216) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (215) [system] _397146=[a, t, i, o, n]
   Exit: (215) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (214) [system] _383210=[c, a, t, i, o, n]
   Exit: (214) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (213) [system] _369274=[i, c, a, t, i, o, n]
   Exit: (213) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (212) [system] _355338=[l, i, c, a, t, i, o, n]
   Exit: (212) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (211) [system] _341402=[p, l, i, c, a, t, i, o, n]
   Exit: (211) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (210) [system] _327466=[m, p, l, i, c, a, t, i, o, n]
   Exit: (210) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (209) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _291956)
^  Call: (210) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _504984)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_505936, _505938), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _504984), _505918, fail)), '$restore_trace'(_505936, _505938))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_505936, _505938))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _504984), _505918, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(_504984)
   Fail: (211) [system] atomic(_504984)
   Call: (211) [system] atom_chars(_504984, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (211) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (210) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (210) [system] integer('Implication')
   Fail: (210) [system] integer('Implication')
   Call: (210) [system] _291956='Implication'
   Exit: (210) [system] 'Implication'='Implication'
^  Exit: (209) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (208) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (207) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _519934)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _521792)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
   Call: (209) [system] ' '=(/)
   Fail: (209) [system] ' '=(/)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55fbb4538270), _531386)
   Exit: (209) [system] get_char((0x55fbb4538270), ' ')
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _534090)
   Exit: (210) [system] peek_char((0x55fbb4538270), '(')
   Call: (210) [system] '('=(;)
   Fail: (210) [system] '('=(;)
   Call: (210) [system] '('=(/)
   Fail: (210) [system] '('=(/)
^  Call: (210) [user] is_like_space('(')
   Call: (211) [system] char_type('(', 'white')
   Fail: (211) [system] char_type('(', 'white')
   Call: (211) [system] char_type('(', end_of_line)
   Fail: (211) [system] char_type('(', end_of_line)
   Call: (211) [system] char_type('(', space)
   Fail: (211) [system] char_type('(', space)
   Call: (211) [system] char_type('(', cntrl)
   Fail: (211) [system] char_type('(', cntrl)
^  Fail: (210) [user] is_like_space('(')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _551024)
   Exit: (208) [system] peek_char((0x55fbb4538270), '(')
   Call: (208) [system] '('=')'
   Fail: (208) [system] '('=')'
   Call: (208) [system] '('=end_of_file
   Fail: (208) [system] '('=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55fbb4538270), _556594)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _558452)
   Exit: (210) [system] peek_char((0x55fbb4538270), '(')
   Call: (210) [system] '('=(;)
   Fail: (210) [system] '('=(;)
   Call: (210) [system] '('=(/)
   Fail: (210) [system] '('=(/)
^  Call: (210) [user] is_like_space('(')
   Call: (211) [system] char_type('(', 'white')
   Fail: (211) [system] char_type('(', 'white')
   Call: (211) [system] char_type('(', end_of_line)
   Fail: (211) [system] char_type('(', end_of_line)
   Call: (211) [system] char_type('(', space)
   Fail: (211) [system] char_type('(', space)
   Call: (211) [system] char_type('(', cntrl)
   Fail: (211) [system] char_type('(', cntrl)
^  Fail: (210) [user] is_like_space('(')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] get_char((0x55fbb4538270), _574462)
   Exit: (209) [system] get_char((0x55fbb4538270), '(')
   Call: (209) [system] '('='('
   Exit: (209) [system] '('='('
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _556594)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _580032)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'A')
   Call: (211) [system] 'A'=(;)
   Fail: (211) [system] 'A'=(;)
   Call: (211) [system] 'A'=(/)
   Fail: (211) [system] 'A'=(/)
^  Call: (211) [user] is_like_space('A')
   Call: (212) [system] char_type('A', 'white')
   Fail: (212) [system] char_type('A', 'white')
   Call: (212) [system] char_type('A', end_of_line)
   Fail: (212) [system] char_type('A', end_of_line)
   Call: (212) [system] char_type('A', space)
   Fail: (212) [system] char_type('A', space)
   Call: (212) [system] char_type('A', cntrl)
   Fail: (212) [system] char_type('A', cntrl)
^  Fail: (211) [user] is_like_space('A')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _596042)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'A')
   Call: (210) [system] 'A'=')'
   Fail: (210) [system] 'A'=')'
   Call: (210) [system] 'A'=end_of_file
   Fail: (210) [system] 'A'=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55fbb4538270), _601612)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _603470)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'A')
   Call: (212) [system] 'A'=(;)
   Fail: (212) [system] 'A'=(;)
   Call: (212) [system] 'A'=(/)
   Fail: (212) [system] 'A'=(/)
^  Call: (212) [user] is_like_space('A')
   Call: (213) [system] char_type('A', 'white')
   Fail: (213) [system] char_type('A', 'white')
   Call: (213) [system] char_type('A', end_of_line)
   Fail: (213) [system] char_type('A', end_of_line)
   Call: (213) [system] char_type('A', space)
   Fail: (213) [system] char_type('A', space)
   Call: (213) [system] char_type('A', cntrl)
   Fail: (213) [system] char_type('A', cntrl)
^  Fail: (212) [user] is_like_space('A')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] get_char((0x55fbb4538270), _619480)
   Exit: (211) [system] get_char((0x55fbb4538270), 'A')
   Call: (211) [system] 'A'='('
   Fail: (211) [system] 'A'='('
   Call: (211) [system] 'A'='['
   Fail: (211) [system] 'A'='['
   Call: (211) [system] 'A'='{'
   Fail: (211) [system] 'A'='{'
   Call: (211) [system] 'A'='"'
   Fail: (211) [system] 'A'='"'
   Call: (211) [system] 'A'=!
   Fail: (211) [system] 'A'=!
   Call: (211) [system] 'A'='\''
   Fail: (211) [system] 'A'='\''
   Call: (211) [system] 'A'='`'
   Fail: (211) [system] 'A'='`'
   Call: (211) [system] 'A'=end_of_file
   Fail: (211) [system] 'A'=end_of_file
^  Call: (211) [user] read_symbolic(')', (0x55fbb4538270), 'A', _601612)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _637122)
   Call: (213) [system] peek_char((0x55fbb4538270), _638056)
   Exit: (213) [system] peek_char((0x55fbb4538270), n)
^  Call: (213) [user] is_delimiter(n)
   Call: (214) [system] char_type(n, space)
   Fail: (214) [system] char_type(n, space)
   Call: (214) [system] arg(_642776, v('(', ')', end_of_file), n)
   Fail: (214) [system] arg(_643708, v('(', ')', end_of_file), n)
^  Fail: (213) [user] is_delimiter(n)
   Call: (213) [system] ')'==n
   Fail: (213) [system] ')'==n
   Call: (213) [system] get_char((0x55fbb4538270), n)
   Exit: (213) [system] get_char((0x55fbb4538270), n)
   Call: (213) [system] n=(\)
   Fail: (213) [system] n=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _651058)
   Call: (214) [system] peek_char((0x55fbb4538270), _651992)
   Exit: (214) [system] peek_char((0x55fbb4538270), d)
^  Call: (214) [user] is_delimiter(d)
   Call: (215) [system] char_type(d, space)
   Fail: (215) [system] char_type(d, space)
   Call: (215) [system] arg(_656712, v('(', ')', end_of_file), d)
   Fail: (215) [system] arg(_657644, v('(', ')', end_of_file), d)
^  Fail: (214) [user] is_delimiter(d)
   Call: (214) [system] ')'==d
   Fail: (214) [system] ')'==d
   Call: (214) [system] get_char((0x55fbb4538270), d)
   Exit: (214) [system] get_char((0x55fbb4538270), d)
   Call: (214) [system] d=(\)
   Fail: (214) [system] d=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _664994)
   Call: (215) [system] peek_char((0x55fbb4538270), _665928)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (215) [user] is_delimiter('L')
   Call: (216) [system] char_type('L', space)
   Fail: (216) [system] char_type('L', space)
   Call: (216) [system] arg(_670648, v('(', ')', end_of_file), 'L')
   Fail: (216) [system] arg(_671580, v('(', ')', end_of_file), 'L')
^  Fail: (215) [user] is_delimiter('L')
   Call: (215) [system] ')'=='L'
   Fail: (215) [system] ')'=='L'
   Call: (215) [system] get_char((0x55fbb4538270), 'L')
   Exit: (215) [system] get_char((0x55fbb4538270), 'L')
   Call: (215) [system] 'L'=(\)
   Fail: (215) [system] 'L'=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _678930)
   Call: (216) [system] peek_char((0x55fbb4538270), _679864)
   Exit: (216) [system] peek_char((0x55fbb4538270), i)
^  Call: (216) [user] is_delimiter(i)
   Call: (217) [system] char_type(i, space)
   Fail: (217) [system] char_type(i, space)
   Call: (217) [system] arg(_684584, v('(', ')', end_of_file), i)
   Fail: (217) [system] arg(_685516, v('(', ')', end_of_file), i)
^  Fail: (216) [user] is_delimiter(i)
   Call: (216) [system] ')'==i
   Fail: (216) [system] ')'==i
   Call: (216) [system] get_char((0x55fbb4538270), i)
   Exit: (216) [system] get_char((0x55fbb4538270), i)
   Call: (216) [system] i=(\)
   Fail: (216) [system] i=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _692866)
   Call: (217) [system] peek_char((0x55fbb4538270), _693800)
   Exit: (217) [system] peek_char((0x55fbb4538270), n)
^  Call: (217) [user] is_delimiter(n)
   Call: (218) [system] char_type(n, space)
   Fail: (218) [system] char_type(n, space)
   Call: (218) [system] arg(_698520, v('(', ')', end_of_file), n)
   Fail: (218) [system] arg(_699452, v('(', ')', end_of_file), n)
^  Fail: (217) [user] is_delimiter(n)
   Call: (217) [system] ')'==n
   Fail: (217) [system] ')'==n
   Call: (217) [system] get_char((0x55fbb4538270), n)
   Exit: (217) [system] get_char((0x55fbb4538270), n)
   Call: (217) [system] n=(\)
   Fail: (217) [system] n=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _706802)
   Call: (218) [system] peek_char((0x55fbb4538270), _707736)
   Exit: (218) [system] peek_char((0x55fbb4538270), k)
^  Call: (218) [user] is_delimiter(k)
   Call: (219) [system] char_type(k, space)
   Fail: (219) [system] char_type(k, space)
   Call: (219) [system] arg(_712456, v('(', ')', end_of_file), k)
   Fail: (219) [system] arg(_713388, v('(', ')', end_of_file), k)
^  Fail: (218) [user] is_delimiter(k)
   Call: (218) [system] ')'==k
   Fail: (218) [system] ')'==k
   Call: (218) [system] get_char((0x55fbb4538270), k)
   Exit: (218) [system] get_char((0x55fbb4538270), k)
   Call: (218) [system] k=(\)
   Fail: (218) [system] k=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _720738)
   Call: (219) [system] peek_char((0x55fbb4538270), _721672)
   Exit: (219) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (219) [user] is_delimiter(' ')
   Call: (220) [system] char_type(' ', space)
   Exit: (220) [system] char_type(' ', space)
^  Exit: (219) [user] is_delimiter(' ')
   Call: (219) [system] _720738=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (218) [system] _706802=[k]
   Exit: (218) [system] [k]=[k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (217) [system] _692866=[n, k]
   Exit: (217) [system] [n, k]=[n, k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (216) [system] _678930=[i, n, k]
   Exit: (216) [system] [i, n, k]=[i, n, k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (215) [system] _664994=['L', i, n, k]
   Exit: (215) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (214) [system] _651058=[d, 'L', i, n, k]
   Exit: (214) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (213) [system] _637122=[n, d, 'L', i, n, k]
   Exit: (213) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (212) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _601612)
^  Call: (213) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _747720)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_748672, _748674), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _747720), _748654, fail)), '$restore_trace'(_748672, _748674))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_748672, _748674))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _747720), _748654, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(_747720)
   Fail: (214) [system] atomic(_747720)
   Call: (214) [system] atom_chars(_747720, ['A', n, d, 'L', i, n, k])
   Exit: (214) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (213) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (213) [system] integer('AndLink')
   Fail: (213) [system] integer('AndLink')
   Call: (213) [system] _601612='AndLink'
   Exit: (213) [system] 'AndLink'='AndLink'
^  Exit: (212) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (211) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (210) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _762670)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _764528)
   Exit: (212) [system] peek_char((0x55fbb4538270), ' ')
   Call: (212) [system] ' '=(;)
   Fail: (212) [system] ' '=(;)
   Call: (212) [system] ' '=(/)
   Fail: (212) [system] ' '=(/)
^  Call: (212) [user] is_like_space(' ')
   Call: (213) [system] char_type(' ', 'white')
   Exit: (213) [system] char_type(' ', 'white')
^  Exit: (212) [user] is_like_space(' ')
   Call: (212) [system] get_char((0x55fbb4538270), _774122)
   Exit: (212) [system] get_char((0x55fbb4538270), ' ')
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _776826)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'A')
   Call: (213) [system] 'A'=(;)
   Fail: (213) [system] 'A'=(;)
   Call: (213) [system] 'A'=(/)
   Fail: (213) [system] 'A'=(/)
^  Call: (213) [user] is_like_space('A')
   Call: (214) [system] char_type('A', 'white')
   Fail: (214) [system] char_type('A', 'white')
   Call: (214) [system] char_type('A', end_of_line)
   Fail: (214) [system] char_type('A', end_of_line)
   Call: (214) [system] char_type('A', space)
   Fail: (214) [system] char_type('A', space)
   Call: (214) [system] char_type('A', cntrl)
   Fail: (214) [system] char_type('A', cntrl)
^  Fail: (213) [user] is_like_space('A')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _793760)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'A')
   Call: (211) [system] 'A'=')'
   Fail: (211) [system] 'A'=')'
   Call: (211) [system] 'A'=end_of_file
   Fail: (211) [system] 'A'=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55fbb4538270), _799330)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _801188)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'A')
   Call: (213) [system] 'A'=(;)
   Fail: (213) [system] 'A'=(;)
   Call: (213) [system] 'A'=(/)
   Fail: (213) [system] 'A'=(/)
^  Call: (213) [user] is_like_space('A')
   Call: (214) [system] char_type('A', 'white')
   Fail: (214) [system] char_type('A', 'white')
   Call: (214) [system] char_type('A', end_of_line)
   Fail: (214) [system] char_type('A', end_of_line)
   Call: (214) [system] char_type('A', space)
   Fail: (214) [system] char_type('A', space)
   Call: (214) [system] char_type('A', cntrl)
   Fail: (214) [system] char_type('A', cntrl)
^  Fail: (213) [user] is_like_space('A')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] get_char((0x55fbb4538270), _817198)
   Exit: (212) [system] get_char((0x55fbb4538270), 'A')
   Call: (212) [system] 'A'='('
   Fail: (212) [system] 'A'='('
   Call: (212) [system] 'A'='['
   Fail: (212) [system] 'A'='['
   Call: (212) [system] 'A'='{'
   Fail: (212) [system] 'A'='{'
   Call: (212) [system] 'A'='"'
   Fail: (212) [system] 'A'='"'
   Call: (212) [system] 'A'=!
   Fail: (212) [system] 'A'=!
   Call: (212) [system] 'A'='\''
   Fail: (212) [system] 'A'='\''
   Call: (212) [system] 'A'='`'
   Fail: (212) [system] 'A'='`'
   Call: (212) [system] 'A'=end_of_file
   Fail: (212) [system] 'A'=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55fbb4538270), 'A', _799330)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _834840)
   Call: (214) [system] peek_char((0x55fbb4538270), _835774)
   Exit: (214) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (214) [user] is_delimiter(' ')
   Call: (215) [system] char_type(' ', space)
   Exit: (215) [system] char_type(' ', space)
^  Exit: (214) [user] is_delimiter(' ')
   Call: (214) [system] _834840=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (213) [user] classify_and_convert_charseq(['A'], _799330)
^  Call: (214) [user] classify_and_convert_charseq_(['A'], _845058)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_846010, _846012), once(user:catch(read_from_chars(['A'], _845058), _845992, fail)), '$restore_trace'(_846010, _846012))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_846010, _846012))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _845058), _845992, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(_845058)
   Fail: (215) [system] atomic(_845058)
   Call: (215) [system] atom_chars(_845058, ['A'])
   Exit: (215) [system] atom_chars('A', ['A'])
^  Exit: (214) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (214) [system] integer('A')
   Fail: (214) [system] integer('A')
   Call: (214) [system] _799330='A'
   Exit: (214) [system] 'A'='A'
^  Exit: (213) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (212) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (211) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _860008)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _861866)
   Exit: (213) [system] peek_char((0x55fbb4538270), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
   Call: (213) [system] ' '=(/)
   Fail: (213) [system] ' '=(/)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55fbb4538270), _871460)
   Exit: (213) [system] get_char((0x55fbb4538270), ' ')
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _874164)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'B')
   Call: (214) [system] 'B'=(;)
   Fail: (214) [system] 'B'=(;)
   Call: (214) [system] 'B'=(/)
   Fail: (214) [system] 'B'=(/)
^  Call: (214) [user] is_like_space('B')
   Call: (215) [system] char_type('B', 'white')
   Fail: (215) [system] char_type('B', 'white')
   Call: (215) [system] char_type('B', end_of_line)
   Fail: (215) [system] char_type('B', end_of_line)
   Call: (215) [system] char_type('B', space)
   Fail: (215) [system] char_type('B', space)
   Call: (215) [system] char_type('B', cntrl)
   Fail: (215) [system] char_type('B', cntrl)
^  Fail: (214) [user] is_like_space('B')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _891098)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'B')
   Call: (212) [system] 'B'=')'
   Fail: (212) [system] 'B'=')'
   Call: (212) [system] 'B'=end_of_file
   Fail: (212) [system] 'B'=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55fbb4538270), _896668)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _898526)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'B')
   Call: (214) [system] 'B'=(;)
   Fail: (214) [system] 'B'=(;)
   Call: (214) [system] 'B'=(/)
   Fail: (214) [system] 'B'=(/)
^  Call: (214) [user] is_like_space('B')
   Call: (215) [system] char_type('B', 'white')
   Fail: (215) [system] char_type('B', 'white')
   Call: (215) [system] char_type('B', end_of_line)
   Fail: (215) [system] char_type('B', end_of_line)
   Call: (215) [system] char_type('B', space)
   Fail: (215) [system] char_type('B', space)
   Call: (215) [system] char_type('B', cntrl)
   Fail: (215) [system] char_type('B', cntrl)
^  Fail: (214) [user] is_like_space('B')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] get_char((0x55fbb4538270), _914536)
   Exit: (213) [system] get_char((0x55fbb4538270), 'B')
   Call: (213) [system] 'B'='('
   Fail: (213) [system] 'B'='('
   Call: (213) [system] 'B'='['
   Fail: (213) [system] 'B'='['
   Call: (213) [system] 'B'='{'
   Fail: (213) [system] 'B'='{'
   Call: (213) [system] 'B'='"'
   Fail: (213) [system] 'B'='"'
   Call: (213) [system] 'B'=!
   Fail: (213) [system] 'B'=!
   Call: (213) [system] 'B'='\''
   Fail: (213) [system] 'B'='\''
   Call: (213) [system] 'B'='`'
   Fail: (213) [system] 'B'='`'
   Call: (213) [system] 'B'=end_of_file
   Fail: (213) [system] 'B'=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55fbb4538270), 'B', _896668)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _932178)
   Call: (215) [system] peek_char((0x55fbb4538270), _933112)
   Exit: (215) [system] peek_char((0x55fbb4538270), ')')
^  Call: (215) [user] is_delimiter(')')
   Call: (216) [system] char_type(')', space)
   Fail: (216) [system] char_type(')', space)
   Call: (216) [system] arg(_937832, v('(', ')', end_of_file), ')')
   Exit: (216) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (215) [user] is_delimiter(')')
   Call: (215) [system] _932178=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (214) [user] classify_and_convert_charseq(['B'], _896668)
^  Call: (215) [user] classify_and_convert_charseq_(['B'], _944268)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_945220, _945222), once(user:catch(read_from_chars(['B'], _944268), _945202, fail)), '$restore_trace'(_945220, _945222))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_945220, _945222))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _944268), _945202, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(_944268)
   Fail: (216) [system] atomic(_944268)
   Call: (216) [system] atom_chars(_944268, ['B'])
   Exit: (216) [system] atom_chars('B', ['B'])
^  Exit: (215) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (215) [system] integer('B')
   Fail: (215) [system] integer('B')
   Call: (215) [system] _896668='B'
   Exit: (215) [system] 'B'='B'
^  Exit: (214) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (213) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (212) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _959218)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _961076)
   Exit: (214) [system] peek_char((0x55fbb4538270), ')')
   Call: (214) [system] ')'=(;)
   Fail: (214) [system] ')'=(;)
   Call: (214) [system] ')'=(/)
   Fail: (214) [system] ')'=(/)
^  Call: (214) [user] is_like_space(')')
   Call: (215) [system] char_type(')', 'white')
   Fail: (215) [system] char_type(')', 'white')
   Call: (215) [system] char_type(')', end_of_line)
   Fail: (215) [system] char_type(')', end_of_line)
   Call: (215) [system] char_type(')', space)
   Fail: (215) [system] char_type(')', space)
   Call: (215) [system] char_type(')', cntrl)
   Fail: (215) [system] char_type(')', cntrl)
^  Fail: (214) [user] is_like_space(')')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _977086)
   Exit: (213) [system] peek_char((0x55fbb4538270), ')')
   Call: (213) [system] ')'=')'
   Exit: (213) [system] ')'=')'
   Call: (213) [system] get_char((0x55fbb4538270), _980876)
   Exit: (213) [system] get_char((0x55fbb4538270), ')')
   Call: (213) [system] _959218=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_list(')', (0x55fbb4538270), [])
   Call: (212) [system] _860008=['B']
   Exit: (212) [system] ['B']=['B']
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (211) [system] _762670=['A', 'B']
   Exit: (211) [system] ['A', 'B']=['A', 'B']
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), ['A', 'B'])
   Call: (210) [system] _556594=['AndLink', 'A', 'B']
   Exit: (210) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Exit: (208) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _994758)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _996616)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
   Call: (210) [system] ' '=(/)
   Fail: (210) [system] ' '=(/)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55fbb4538270), _1006210)
   Exit: (210) [system] get_char((0x55fbb4538270), ' ')
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1008914)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'C')
   Call: (211) [system] 'C'=(;)
   Fail: (211) [system] 'C'=(;)
   Call: (211) [system] 'C'=(/)
   Fail: (211) [system] 'C'=(/)
^  Call: (211) [user] is_like_space('C')
   Call: (212) [system] char_type('C', 'white')
   Fail: (212) [system] char_type('C', 'white')
   Call: (212) [system] char_type('C', end_of_line)
   Fail: (212) [system] char_type('C', end_of_line)
   Call: (212) [system] char_type('C', space)
   Fail: (212) [system] char_type('C', space)
   Call: (212) [system] char_type('C', cntrl)
   Fail: (212) [system] char_type('C', cntrl)
^  Fail: (211) [user] is_like_space('C')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1025848)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'C')
   Call: (209) [system] 'C'=')'
   Fail: (209) [system] 'C'=')'
   Call: (209) [system] 'C'=end_of_file
   Fail: (209) [system] 'C'=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55fbb4538270), _1031418)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1033276)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'C')
   Call: (211) [system] 'C'=(;)
   Fail: (211) [system] 'C'=(;)
   Call: (211) [system] 'C'=(/)
   Fail: (211) [system] 'C'=(/)
^  Call: (211) [user] is_like_space('C')
   Call: (212) [system] char_type('C', 'white')
   Fail: (212) [system] char_type('C', 'white')
   Call: (212) [system] char_type('C', end_of_line)
   Fail: (212) [system] char_type('C', end_of_line)
   Call: (212) [system] char_type('C', space)
   Fail: (212) [system] char_type('C', space)
   Call: (212) [system] char_type('C', cntrl)
   Fail: (212) [system] char_type('C', cntrl)
^  Fail: (211) [user] is_like_space('C')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] get_char((0x55fbb4538270), _1049286)
   Exit: (210) [system] get_char((0x55fbb4538270), 'C')
   Call: (210) [system] 'C'='('
   Fail: (210) [system] 'C'='('
   Call: (210) [system] 'C'='['
   Fail: (210) [system] 'C'='['
   Call: (210) [system] 'C'='{'
   Fail: (210) [system] 'C'='{'
   Call: (210) [system] 'C'='"'
   Fail: (210) [system] 'C'='"'
   Call: (210) [system] 'C'=!
   Fail: (210) [system] 'C'=!
   Call: (210) [system] 'C'='\''
   Fail: (210) [system] 'C'='\''
   Call: (210) [system] 'C'='`'
   Fail: (210) [system] 'C'='`'
   Call: (210) [system] 'C'=end_of_file
   Fail: (210) [system] 'C'=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55fbb4538270), 'C', _1031418)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1066928)
   Call: (212) [system] peek_char((0x55fbb4538270), _1067862)
   Exit: (212) [system] peek_char((0x55fbb4538270), ')')
^  Call: (212) [user] is_delimiter(')')
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] arg(_1072582, v('(', ')', end_of_file), ')')
   Exit: (213) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (212) [user] is_delimiter(')')
   Call: (212) [system] _1066928=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (211) [user] classify_and_convert_charseq(['C'], _1031418)
^  Call: (212) [user] classify_and_convert_charseq_(['C'], _1079018)
^  Call: (214) [system] setup_call_cleanup('$notrace'(_1079970, _1079972), once(user:catch(read_from_chars(['C'], _1079018), _1079952, fail)), '$restore_trace'(_1079970, _1079972))
^  Call: (215) [system] sig_atomic(system:'$notrace'(_1079970, _1079972))
^  Exit: (214) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1079018), _1079952, fail)), system:'$restore_trace'(3, -1))
   Call: (213) [system] atomic(_1079018)
   Fail: (213) [system] atomic(_1079018)
   Call: (213) [system] atom_chars(_1079018, ['C'])
   Exit: (213) [system] atom_chars('C', ['C'])
^  Exit: (212) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (212) [system] integer('C')
   Fail: (212) [system] integer('C')
   Call: (212) [system] _1031418='C'
   Exit: (212) [system] 'C'='C'
^  Exit: (211) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (210) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (209) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _1093968)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1095826)
   Exit: (211) [system] peek_char((0x55fbb4538270), ')')
   Call: (211) [system] ')'=(;)
   Fail: (211) [system] ')'=(;)
   Call: (211) [system] ')'=(/)
   Fail: (211) [system] ')'=(/)
^  Call: (211) [user] is_like_space(')')
   Call: (212) [system] char_type(')', 'white')
   Fail: (212) [system] char_type(')', 'white')
   Call: (212) [system] char_type(')', end_of_line)
   Fail: (212) [system] char_type(')', end_of_line)
   Call: (212) [system] char_type(')', space)
   Fail: (212) [system] char_type(')', space)
   Call: (212) [system] char_type(')', cntrl)
   Fail: (212) [system] char_type(')', cntrl)
^  Fail: (211) [user] is_like_space(')')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1111836)
   Exit: (210) [system] peek_char((0x55fbb4538270), ')')
   Call: (210) [system] ')'=')'
   Exit: (210) [system] ')'=')'
   Call: (210) [system] get_char((0x55fbb4538270), _1115626)
   Exit: (210) [system] get_char((0x55fbb4538270), ')')
   Call: (210) [system] _1093968=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), [])
   Call: (209) [system] _994758=['C']
   Exit: (209) [system] ['C']=['C']
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), ['C'])
   Call: (208) [system] _519934=[['AndLink', 'A', 'B'], 'C']
   Exit: (208) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'A', 'B'], 'C'])
   Call: (207) [system] _246938=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (207) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (205) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (205) [user] read_list(')', (0x55fbb4538270), _1129508)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1131366)
   Exit: (207) [system] peek_char((0x55fbb4538270), ' ')
   Call: (207) [system] ' '=(;)
   Fail: (207) [system] ' '=(;)
   Call: (207) [system] ' '=(/)
   Fail: (207) [system] ' '=(/)
^  Call: (207) [user] is_like_space(' ')
   Call: (208) [system] char_type(' ', 'white')
   Exit: (208) [system] char_type(' ', 'white')
^  Exit: (207) [user] is_like_space(' ')
   Call: (207) [system] get_char((0x55fbb4538270), _1140960)
   Exit: (207) [system] get_char((0x55fbb4538270), ' ')
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1143664)
   Exit: (208) [system] peek_char((0x55fbb4538270), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
   Call: (208) [system] '('=(/)
   Fail: (208) [system] '('=(/)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1160598)
   Exit: (206) [system] peek_char((0x55fbb4538270), '(')
   Call: (206) [system] '('=')'
   Fail: (206) [system] '('=')'
   Call: (206) [system] '('=end_of_file
   Fail: (206) [system] '('=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55fbb4538270), _1166168)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1168026)
   Exit: (208) [system] peek_char((0x55fbb4538270), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
   Call: (208) [system] '('=(/)
   Fail: (208) [system] '('=(/)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] get_char((0x55fbb4538270), _1184036)
   Exit: (207) [system] get_char((0x55fbb4538270), '(')
   Call: (207) [system] '('='('
   Exit: (207) [system] '('='('
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _1166168)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1189606)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'O')
   Call: (209) [system] 'O'=(;)
   Fail: (209) [system] 'O'=(;)
   Call: (209) [system] 'O'=(/)
   Fail: (209) [system] 'O'=(/)
^  Call: (209) [user] is_like_space('O')
   Call: (210) [system] char_type('O', 'white')
   Fail: (210) [system] char_type('O', 'white')
   Call: (210) [system] char_type('O', end_of_line)
   Fail: (210) [system] char_type('O', end_of_line)
   Call: (210) [system] char_type('O', space)
   Fail: (210) [system] char_type('O', space)
   Call: (210) [system] char_type('O', cntrl)
   Fail: (210) [system] char_type('O', cntrl)
^  Fail: (209) [user] is_like_space('O')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1205616)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'O')
   Call: (208) [system] 'O'=')'
   Fail: (208) [system] 'O'=')'
   Call: (208) [system] 'O'=end_of_file
   Fail: (208) [system] 'O'=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55fbb4538270), _1211186)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1213044)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'O')
   Call: (210) [system] 'O'=(;)
   Fail: (210) [system] 'O'=(;)
   Call: (210) [system] 'O'=(/)
   Fail: (210) [system] 'O'=(/)
^  Call: (210) [user] is_like_space('O')
   Call: (211) [system] char_type('O', 'white')
   Fail: (211) [system] char_type('O', 'white')
   Call: (211) [system] char_type('O', end_of_line)
   Fail: (211) [system] char_type('O', end_of_line)
   Call: (211) [system] char_type('O', space)
   Fail: (211) [system] char_type('O', space)
   Call: (211) [system] char_type('O', cntrl)
   Fail: (211) [system] char_type('O', cntrl)
^  Fail: (210) [user] is_like_space('O')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] get_char((0x55fbb4538270), _1229054)
   Exit: (209) [system] get_char((0x55fbb4538270), 'O')
   Call: (209) [system] 'O'='('
   Fail: (209) [system] 'O'='('
   Call: (209) [system] 'O'='['
   Fail: (209) [system] 'O'='['
   Call: (209) [system] 'O'='{'
   Fail: (209) [system] 'O'='{'
   Call: (209) [system] 'O'='"'
   Fail: (209) [system] 'O'='"'
   Call: (209) [system] 'O'=!
   Fail: (209) [system] 'O'=!
   Call: (209) [system] 'O'='\''
   Fail: (209) [system] 'O'='\''
   Call: (209) [system] 'O'='`'
   Fail: (209) [system] 'O'='`'
   Call: (209) [system] 'O'=end_of_file
   Fail: (209) [system] 'O'=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55fbb4538270), 'O', _1211186)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1246696)
   Call: (211) [system] peek_char((0x55fbb4538270), _1247630)
   Exit: (211) [system] peek_char((0x55fbb4538270), r)
^  Call: (211) [user] is_delimiter(r)
   Call: (212) [system] char_type(r, space)
   Fail: (212) [system] char_type(r, space)
   Call: (212) [system] arg(_1252350, v('(', ')', end_of_file), r)
   Fail: (212) [system] arg(_1253282, v('(', ')', end_of_file), r)
^  Fail: (211) [user] is_delimiter(r)
   Call: (211) [system] ')'==r
   Fail: (211) [system] ')'==r
   Call: (211) [system] get_char((0x55fbb4538270), r)
   Exit: (211) [system] get_char((0x55fbb4538270), r)
   Call: (211) [system] r=(\)
   Fail: (211) [system] r=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1260632)
   Call: (212) [system] peek_char((0x55fbb4538270), _1261566)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (212) [user] is_delimiter('L')
   Call: (213) [system] char_type('L', space)
   Fail: (213) [system] char_type('L', space)
   Call: (213) [system] arg(_1266286, v('(', ')', end_of_file), 'L')
   Fail: (213) [system] arg(_1267218, v('(', ')', end_of_file), 'L')
^  Fail: (212) [user] is_delimiter('L')
   Call: (212) [system] ')'=='L'
   Fail: (212) [system] ')'=='L'
   Call: (212) [system] get_char((0x55fbb4538270), 'L')
   Exit: (212) [system] get_char((0x55fbb4538270), 'L')
   Call: (212) [system] 'L'=(\)
   Fail: (212) [system] 'L'=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1274568)
   Call: (213) [system] peek_char((0x55fbb4538270), _1275502)
   Exit: (213) [system] peek_char((0x55fbb4538270), i)
^  Call: (213) [user] is_delimiter(i)
   Call: (214) [system] char_type(i, space)
   Fail: (214) [system] char_type(i, space)
   Call: (214) [system] arg(_1280222, v('(', ')', end_of_file), i)
   Fail: (214) [system] arg(_1281154, v('(', ')', end_of_file), i)
^  Fail: (213) [user] is_delimiter(i)
   Call: (213) [system] ')'==i
   Fail: (213) [system] ')'==i
   Call: (213) [system] get_char((0x55fbb4538270), i)
   Exit: (213) [system] get_char((0x55fbb4538270), i)
   Call: (213) [system] i=(\)
   Fail: (213) [system] i=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1288504)
   Call: (214) [system] peek_char((0x55fbb4538270), _1289438)
   Exit: (214) [system] peek_char((0x55fbb4538270), n)
^  Call: (214) [user] is_delimiter(n)
   Call: (215) [system] char_type(n, space)
   Fail: (215) [system] char_type(n, space)
   Call: (215) [system] arg(_1294158, v('(', ')', end_of_file), n)
   Fail: (215) [system] arg(_1295090, v('(', ')', end_of_file), n)
^  Fail: (214) [user] is_delimiter(n)
   Call: (214) [system] ')'==n
   Fail: (214) [system] ')'==n
   Call: (214) [system] get_char((0x55fbb4538270), n)
   Exit: (214) [system] get_char((0x55fbb4538270), n)
   Call: (214) [system] n=(\)
   Fail: (214) [system] n=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1302440)
   Call: (215) [system] peek_char((0x55fbb4538270), _1303374)
   Exit: (215) [system] peek_char((0x55fbb4538270), k)
^  Call: (215) [user] is_delimiter(k)
   Call: (216) [system] char_type(k, space)
   Fail: (216) [system] char_type(k, space)
   Call: (216) [system] arg(_1308094, v('(', ')', end_of_file), k)
   Fail: (216) [system] arg(_1309026, v('(', ')', end_of_file), k)
^  Fail: (215) [user] is_delimiter(k)
   Call: (215) [system] ')'==k
   Fail: (215) [system] ')'==k
   Call: (215) [system] get_char((0x55fbb4538270), k)
   Exit: (215) [system] get_char((0x55fbb4538270), k)
   Call: (215) [system] k=(\)
   Fail: (215) [system] k=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1316376)
   Call: (216) [system] peek_char((0x55fbb4538270), _1317310)
   Exit: (216) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (216) [user] is_delimiter(' ')
   Call: (217) [system] char_type(' ', space)
   Exit: (217) [system] char_type(' ', space)
^  Exit: (216) [user] is_delimiter(' ')
   Call: (216) [system] _1316376=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (215) [system] _1302440=[k]
   Exit: (215) [system] [k]=[k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (214) [system] _1288504=[n, k]
   Exit: (214) [system] [n, k]=[n, k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (213) [system] _1274568=[i, n, k]
   Exit: (213) [system] [i, n, k]=[i, n, k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (212) [system] _1260632=['L', i, n, k]
   Exit: (212) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (211) [system] _1246696=[r, 'L', i, n, k]
   Exit: (211) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (210) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _1211186)
^  Call: (211) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _1340564)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_1341516, _1341518), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1340564), _1341498, fail)), '$restore_trace'(_1341516, _1341518))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_1341516, _1341518))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1340564), _1341498, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(_1340564)
   Fail: (212) [system] atomic(_1340564)
   Call: (212) [system] atom_chars(_1340564, ['O', r, 'L', i, n, k])
   Exit: (212) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (211) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (211) [system] integer('OrLink')
   Fail: (211) [system] integer('OrLink')
   Call: (211) [system] _1211186='OrLink'
   Exit: (211) [system] 'OrLink'='OrLink'
^  Exit: (210) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (209) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (208) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _1355514)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1357372)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
   Call: (210) [system] ' '=(/)
   Fail: (210) [system] ' '=(/)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55fbb4538270), _1366966)
   Exit: (210) [system] get_char((0x55fbb4538270), ' ')
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1369670)
   Exit: (211) [system] peek_char((0x55fbb4538270), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
   Call: (211) [system] '('=(/)
   Fail: (211) [system] '('=(/)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1386604)
   Exit: (209) [system] peek_char((0x55fbb4538270), '(')
   Call: (209) [system] '('=')'
   Fail: (209) [system] '('=')'
   Call: (209) [system] '('=end_of_file
   Fail: (209) [system] '('=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55fbb4538270), _1392174)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1394032)
   Exit: (211) [system] peek_char((0x55fbb4538270), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
   Call: (211) [system] '('=(/)
   Fail: (211) [system] '('=(/)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] get_char((0x55fbb4538270), _1410042)
   Exit: (210) [system] get_char((0x55fbb4538270), '(')
   Call: (210) [system] '('='('
   Exit: (210) [system] '('='('
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _1392174)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1415612)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'I')
   Call: (212) [system] 'I'=(;)
   Fail: (212) [system] 'I'=(;)
   Call: (212) [system] 'I'=(/)
   Fail: (212) [system] 'I'=(/)
^  Call: (212) [user] is_like_space('I')
   Call: (213) [system] char_type('I', 'white')
   Fail: (213) [system] char_type('I', 'white')
   Call: (213) [system] char_type('I', end_of_line)
   Fail: (213) [system] char_type('I', end_of_line)
   Call: (213) [system] char_type('I', space)
   Fail: (213) [system] char_type('I', space)
   Call: (213) [system] char_type('I', cntrl)
   Fail: (213) [system] char_type('I', cntrl)
^  Fail: (212) [user] is_like_space('I')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1431622)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'I')
   Call: (211) [system] 'I'=')'
   Fail: (211) [system] 'I'=')'
   Call: (211) [system] 'I'=end_of_file
   Fail: (211) [system] 'I'=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55fbb4538270), _1437192)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1439050)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'I')
   Call: (213) [system] 'I'=(;)
   Fail: (213) [system] 'I'=(;)
   Call: (213) [system] 'I'=(/)
   Fail: (213) [system] 'I'=(/)
^  Call: (213) [user] is_like_space('I')
   Call: (214) [system] char_type('I', 'white')
   Fail: (214) [system] char_type('I', 'white')
   Call: (214) [system] char_type('I', end_of_line)
   Fail: (214) [system] char_type('I', end_of_line)
   Call: (214) [system] char_type('I', space)
   Fail: (214) [system] char_type('I', space)
   Call: (214) [system] char_type('I', cntrl)
   Fail: (214) [system] char_type('I', cntrl)
^  Fail: (213) [user] is_like_space('I')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] get_char((0x55fbb4538270), _1455060)
   Exit: (212) [system] get_char((0x55fbb4538270), 'I')
   Call: (212) [system] 'I'='('
   Fail: (212) [system] 'I'='('
   Call: (212) [system] 'I'='['
   Fail: (212) [system] 'I'='['
   Call: (212) [system] 'I'='{'
   Fail: (212) [system] 'I'='{'
   Call: (212) [system] 'I'='"'
   Fail: (212) [system] 'I'='"'
   Call: (212) [system] 'I'=!
   Fail: (212) [system] 'I'=!
   Call: (212) [system] 'I'='\''
   Fail: (212) [system] 'I'='\''
   Call: (212) [system] 'I'='`'
   Fail: (212) [system] 'I'='`'
   Call: (212) [system] 'I'=end_of_file
   Fail: (212) [system] 'I'=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55fbb4538270), 'I', _1437192)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1472702)
   Call: (214) [system] peek_char((0x55fbb4538270), _1473636)
   Exit: (214) [system] peek_char((0x55fbb4538270), m)
^  Call: (214) [user] is_delimiter(m)
   Call: (215) [system] char_type(m, space)
   Fail: (215) [system] char_type(m, space)
   Call: (215) [system] arg(_1478356, v('(', ')', end_of_file), m)
   Fail: (215) [system] arg(_1479288, v('(', ')', end_of_file), m)
^  Fail: (214) [user] is_delimiter(m)
   Call: (214) [system] ')'==m
   Fail: (214) [system] ')'==m
   Call: (214) [system] get_char((0x55fbb4538270), m)
   Exit: (214) [system] get_char((0x55fbb4538270), m)
   Call: (214) [system] m=(\)
   Fail: (214) [system] m=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1486638)
   Call: (215) [system] peek_char((0x55fbb4538270), _1487572)
   Exit: (215) [system] peek_char((0x55fbb4538270), p)
^  Call: (215) [user] is_delimiter(p)
   Call: (216) [system] char_type(p, space)
   Fail: (216) [system] char_type(p, space)
   Call: (216) [system] arg(_1492292, v('(', ')', end_of_file), p)
   Fail: (216) [system] arg(_1493224, v('(', ')', end_of_file), p)
^  Fail: (215) [user] is_delimiter(p)
   Call: (215) [system] ')'==p
   Fail: (215) [system] ')'==p
   Call: (215) [system] get_char((0x55fbb4538270), p)
   Exit: (215) [system] get_char((0x55fbb4538270), p)
   Call: (215) [system] p=(\)
   Fail: (215) [system] p=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1500574)
   Call: (216) [system] peek_char((0x55fbb4538270), _1501508)
   Exit: (216) [system] peek_char((0x55fbb4538270), l)
^  Call: (216) [user] is_delimiter(l)
   Call: (217) [system] char_type(l, space)
   Fail: (217) [system] char_type(l, space)
   Call: (217) [system] arg(_1506228, v('(', ')', end_of_file), l)
   Fail: (217) [system] arg(_1507160, v('(', ')', end_of_file), l)
^  Fail: (216) [user] is_delimiter(l)
   Call: (216) [system] ')'==l
   Fail: (216) [system] ')'==l
   Call: (216) [system] get_char((0x55fbb4538270), l)
   Exit: (216) [system] get_char((0x55fbb4538270), l)
   Call: (216) [system] l=(\)
   Fail: (216) [system] l=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1514510)
   Call: (217) [system] peek_char((0x55fbb4538270), _1515444)
   Exit: (217) [system] peek_char((0x55fbb4538270), i)
^  Call: (217) [user] is_delimiter(i)
   Call: (218) [system] char_type(i, space)
   Fail: (218) [system] char_type(i, space)
   Call: (218) [system] arg(_1520164, v('(', ')', end_of_file), i)
   Fail: (218) [system] arg(_1521096, v('(', ')', end_of_file), i)
^  Fail: (217) [user] is_delimiter(i)
   Call: (217) [system] ')'==i
   Fail: (217) [system] ')'==i
   Call: (217) [system] get_char((0x55fbb4538270), i)
   Exit: (217) [system] get_char((0x55fbb4538270), i)
   Call: (217) [system] i=(\)
   Fail: (217) [system] i=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1528446)
   Call: (218) [system] peek_char((0x55fbb4538270), _1529380)
   Exit: (218) [system] peek_char((0x55fbb4538270), c)
^  Call: (218) [user] is_delimiter(c)
   Call: (219) [system] char_type(c, space)
   Fail: (219) [system] char_type(c, space)
   Call: (219) [system] arg(_1534100, v('(', ')', end_of_file), c)
   Fail: (219) [system] arg(_1535032, v('(', ')', end_of_file), c)
^  Fail: (218) [user] is_delimiter(c)
   Call: (218) [system] ')'==c
   Fail: (218) [system] ')'==c
   Call: (218) [system] get_char((0x55fbb4538270), c)
   Exit: (218) [system] get_char((0x55fbb4538270), c)
   Call: (218) [system] c=(\)
   Fail: (218) [system] c=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1542382)
   Call: (219) [system] peek_char((0x55fbb4538270), _1543316)
   Exit: (219) [system] peek_char((0x55fbb4538270), a)
^  Call: (219) [user] is_delimiter(a)
   Call: (220) [system] char_type(a, space)
   Fail: (220) [system] char_type(a, space)
   Call: (220) [system] arg(_1548036, v('(', ')', end_of_file), a)
   Fail: (220) [system] arg(_1548968, v('(', ')', end_of_file), a)
^  Fail: (219) [user] is_delimiter(a)
   Call: (219) [system] ')'==a
   Fail: (219) [system] ')'==a
   Call: (219) [system] get_char((0x55fbb4538270), a)
   Exit: (219) [system] get_char((0x55fbb4538270), a)
   Call: (219) [system] a=(\)
   Fail: (219) [system] a=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1556318)
   Call: (220) [system] peek_char((0x55fbb4538270), _1557252)
   Exit: (220) [system] peek_char((0x55fbb4538270), t)
^  Call: (220) [user] is_delimiter(t)
   Call: (221) [system] char_type(t, space)
   Fail: (221) [system] char_type(t, space)
   Call: (221) [system] arg(_1561972, v('(', ')', end_of_file), t)
   Fail: (221) [system] arg(_1562904, v('(', ')', end_of_file), t)
^  Fail: (220) [user] is_delimiter(t)
   Call: (220) [system] ')'==t
   Fail: (220) [system] ')'==t
   Call: (220) [system] get_char((0x55fbb4538270), t)
   Exit: (220) [system] get_char((0x55fbb4538270), t)
   Call: (220) [system] t=(\)
   Fail: (220) [system] t=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1570254)
   Call: (221) [system] peek_char((0x55fbb4538270), _1571188)
   Exit: (221) [system] peek_char((0x55fbb4538270), i)
^  Call: (221) [user] is_delimiter(i)
   Call: (222) [system] char_type(i, space)
   Fail: (222) [system] char_type(i, space)
   Call: (222) [system] arg(_1575908, v('(', ')', end_of_file), i)
   Fail: (222) [system] arg(_1576840, v('(', ')', end_of_file), i)
^  Fail: (221) [user] is_delimiter(i)
   Call: (221) [system] ')'==i
   Fail: (221) [system] ')'==i
   Call: (221) [system] get_char((0x55fbb4538270), i)
   Exit: (221) [system] get_char((0x55fbb4538270), i)
   Call: (221) [system] i=(\)
   Fail: (221) [system] i=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1584190)
   Call: (222) [system] peek_char((0x55fbb4538270), _1585124)
   Exit: (222) [system] peek_char((0x55fbb4538270), o)
^  Call: (222) [user] is_delimiter(o)
   Call: (223) [system] char_type(o, space)
   Fail: (223) [system] char_type(o, space)
   Call: (223) [system] arg(_1589844, v('(', ')', end_of_file), o)
   Fail: (223) [system] arg(_1590776, v('(', ')', end_of_file), o)
^  Fail: (222) [user] is_delimiter(o)
   Call: (222) [system] ')'==o
   Fail: (222) [system] ')'==o
   Call: (222) [system] get_char((0x55fbb4538270), o)
   Exit: (222) [system] get_char((0x55fbb4538270), o)
   Call: (222) [system] o=(\)
   Fail: (222) [system] o=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _1598126)
   Call: (223) [system] peek_char((0x55fbb4538270), _1599060)
   Exit: (223) [system] peek_char((0x55fbb4538270), n)
^  Call: (223) [user] is_delimiter(n)
   Call: (224) [system] char_type(n, space)
   Fail: (224) [system] char_type(n, space)
   Call: (224) [system] arg(_1603780, v('(', ')', end_of_file), n)
   Fail: (224) [system] arg(_1604712, v('(', ')', end_of_file), n)
^  Fail: (223) [user] is_delimiter(n)
   Call: (223) [system] ')'==n
   Fail: (223) [system] ')'==n
   Call: (223) [system] get_char((0x55fbb4538270), n)
   Exit: (223) [system] get_char((0x55fbb4538270), n)
   Call: (223) [system] n=(\)
   Fail: (223) [system] n=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _1612062)
   Call: (224) [system] peek_char((0x55fbb4538270), _1612996)
   Exit: (224) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (224) [user] is_delimiter(' ')
   Call: (225) [system] char_type(' ', space)
   Exit: (225) [system] char_type(' ', space)
^  Exit: (224) [user] is_delimiter(' ')
   Call: (224) [system] _1612062=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (223) [system] _1598126=[n]
   Exit: (223) [system] [n]=[n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (222) [system] _1584190=[o, n]
   Exit: (222) [system] [o, n]=[o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (221) [system] _1570254=[i, o, n]
   Exit: (221) [system] [i, o, n]=[i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (220) [system] _1556318=[t, i, o, n]
   Exit: (220) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (219) [system] _1542382=[a, t, i, o, n]
   Exit: (219) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (218) [system] _1528446=[c, a, t, i, o, n]
   Exit: (218) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (217) [system] _1514510=[i, c, a, t, i, o, n]
   Exit: (217) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (216) [system] _1500574=[l, i, c, a, t, i, o, n]
   Exit: (216) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (215) [system] _1486638=[p, l, i, c, a, t, i, o, n]
   Exit: (215) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (214) [system] _1472702=[m, p, l, i, c, a, t, i, o, n]
   Exit: (214) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (213) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _1437192)
^  Call: (214) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _1650220)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_1651172, _1651174), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1650220), _1651154, fail)), '$restore_trace'(_1651172, _1651174))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_1651172, _1651174))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1650220), _1651154, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(_1650220)
   Fail: (215) [system] atomic(_1650220)
   Call: (215) [system] atom_chars(_1650220, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (215) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (214) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (214) [system] integer('Implication')
   Fail: (214) [system] integer('Implication')
   Call: (214) [system] _1437192='Implication'
   Exit: (214) [system] 'Implication'='Implication'
^  Exit: (213) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (212) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (211) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _1665170)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1667028)
   Exit: (213) [system] peek_char((0x55fbb4538270), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
   Call: (213) [system] ' '=(/)
   Fail: (213) [system] ' '=(/)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55fbb4538270), _1676622)
   Exit: (213) [system] get_char((0x55fbb4538270), ' ')
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1679326)
   Exit: (214) [system] peek_char((0x55fbb4538270), '(')
   Call: (214) [system] '('=(;)
   Fail: (214) [system] '('=(;)
   Call: (214) [system] '('=(/)
   Fail: (214) [system] '('=(/)
^  Call: (214) [user] is_like_space('(')
   Call: (215) [system] char_type('(', 'white')
   Fail: (215) [system] char_type('(', 'white')
   Call: (215) [system] char_type('(', end_of_line)
   Fail: (215) [system] char_type('(', end_of_line)
   Call: (215) [system] char_type('(', space)
   Fail: (215) [system] char_type('(', space)
   Call: (215) [system] char_type('(', cntrl)
   Fail: (215) [system] char_type('(', cntrl)
^  Fail: (214) [user] is_like_space('(')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1696260)
   Exit: (212) [system] peek_char((0x55fbb4538270), '(')
   Call: (212) [system] '('=')'
   Fail: (212) [system] '('=')'
   Call: (212) [system] '('=end_of_file
   Fail: (212) [system] '('=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55fbb4538270), _1701830)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1703688)
   Exit: (214) [system] peek_char((0x55fbb4538270), '(')
   Call: (214) [system] '('=(;)
   Fail: (214) [system] '('=(;)
   Call: (214) [system] '('=(/)
   Fail: (214) [system] '('=(/)
^  Call: (214) [user] is_like_space('(')
   Call: (215) [system] char_type('(', 'white')
   Fail: (215) [system] char_type('(', 'white')
   Call: (215) [system] char_type('(', end_of_line)
   Fail: (215) [system] char_type('(', end_of_line)
   Call: (215) [system] char_type('(', space)
   Fail: (215) [system] char_type('(', space)
   Call: (215) [system] char_type('(', cntrl)
   Fail: (215) [system] char_type('(', cntrl)
^  Fail: (214) [user] is_like_space('(')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] get_char((0x55fbb4538270), _1719698)
   Exit: (213) [system] get_char((0x55fbb4538270), '(')
   Call: (213) [system] '('='('
   Exit: (213) [system] '('='('
^  Call: (213) [user] read_list(')', (0x55fbb4538270), _1701830)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1725268)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'A')
   Call: (215) [system] 'A'=(;)
   Fail: (215) [system] 'A'=(;)
   Call: (215) [system] 'A'=(/)
   Fail: (215) [system] 'A'=(/)
^  Call: (215) [user] is_like_space('A')
   Call: (216) [system] char_type('A', 'white')
   Fail: (216) [system] char_type('A', 'white')
   Call: (216) [system] char_type('A', end_of_line)
   Fail: (216) [system] char_type('A', end_of_line)
   Call: (216) [system] char_type('A', space)
   Fail: (216) [system] char_type('A', space)
   Call: (216) [system] char_type('A', cntrl)
   Fail: (216) [system] char_type('A', cntrl)
^  Fail: (215) [user] is_like_space('A')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1741278)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'A')
   Call: (214) [system] 'A'=')'
   Fail: (214) [system] 'A'=')'
   Call: (214) [system] 'A'=end_of_file
   Fail: (214) [system] 'A'=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55fbb4538270), _1746848)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1748706)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'A')
   Call: (216) [system] 'A'=(;)
   Fail: (216) [system] 'A'=(;)
   Call: (216) [system] 'A'=(/)
   Fail: (216) [system] 'A'=(/)
^  Call: (216) [user] is_like_space('A')
   Call: (217) [system] char_type('A', 'white')
   Fail: (217) [system] char_type('A', 'white')
   Call: (217) [system] char_type('A', end_of_line)
   Fail: (217) [system] char_type('A', end_of_line)
   Call: (217) [system] char_type('A', space)
   Fail: (217) [system] char_type('A', space)
   Call: (217) [system] char_type('A', cntrl)
   Fail: (217) [system] char_type('A', cntrl)
^  Fail: (216) [user] is_like_space('A')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] get_char((0x55fbb4538270), _1764716)
   Exit: (215) [system] get_char((0x55fbb4538270), 'A')
   Call: (215) [system] 'A'='('
   Fail: (215) [system] 'A'='('
   Call: (215) [system] 'A'='['
   Fail: (215) [system] 'A'='['
   Call: (215) [system] 'A'='{'
   Fail: (215) [system] 'A'='{'
   Call: (215) [system] 'A'='"'
   Fail: (215) [system] 'A'='"'
   Call: (215) [system] 'A'=!
   Fail: (215) [system] 'A'=!
   Call: (215) [system] 'A'='\''
   Fail: (215) [system] 'A'='\''
   Call: (215) [system] 'A'='`'
   Fail: (215) [system] 'A'='`'
   Call: (215) [system] 'A'=end_of_file
   Fail: (215) [system] 'A'=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1746848)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1782358)
   Call: (217) [system] peek_char((0x55fbb4538270), _1783292)
   Exit: (217) [system] peek_char((0x55fbb4538270), n)
^  Call: (217) [user] is_delimiter(n)
   Call: (218) [system] char_type(n, space)
   Fail: (218) [system] char_type(n, space)
   Call: (218) [system] arg(_1788012, v('(', ')', end_of_file), n)
   Fail: (218) [system] arg(_1788944, v('(', ')', end_of_file), n)
^  Fail: (217) [user] is_delimiter(n)
   Call: (217) [system] ')'==n
   Fail: (217) [system] ')'==n
   Call: (217) [system] get_char((0x55fbb4538270), n)
   Exit: (217) [system] get_char((0x55fbb4538270), n)
   Call: (217) [system] n=(\)
   Fail: (217) [system] n=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1796294)
   Call: (218) [system] peek_char((0x55fbb4538270), _1797228)
   Exit: (218) [system] peek_char((0x55fbb4538270), d)
^  Call: (218) [user] is_delimiter(d)
   Call: (219) [system] char_type(d, space)
   Fail: (219) [system] char_type(d, space)
   Call: (219) [system] arg(_1801948, v('(', ')', end_of_file), d)
   Fail: (219) [system] arg(_1802880, v('(', ')', end_of_file), d)
^  Fail: (218) [user] is_delimiter(d)
   Call: (218) [system] ')'==d
   Fail: (218) [system] ')'==d
   Call: (218) [system] get_char((0x55fbb4538270), d)
   Exit: (218) [system] get_char((0x55fbb4538270), d)
   Call: (218) [system] d=(\)
   Fail: (218) [system] d=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1810230)
   Call: (219) [system] peek_char((0x55fbb4538270), _1811164)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (219) [user] is_delimiter('L')
   Call: (220) [system] char_type('L', space)
   Fail: (220) [system] char_type('L', space)
   Call: (220) [system] arg(_1815884, v('(', ')', end_of_file), 'L')
   Fail: (220) [system] arg(_1816816, v('(', ')', end_of_file), 'L')
^  Fail: (219) [user] is_delimiter('L')
   Call: (219) [system] ')'=='L'
   Fail: (219) [system] ')'=='L'
   Call: (219) [system] get_char((0x55fbb4538270), 'L')
   Exit: (219) [system] get_char((0x55fbb4538270), 'L')
   Call: (219) [system] 'L'=(\)
   Fail: (219) [system] 'L'=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1824166)
   Call: (220) [system] peek_char((0x55fbb4538270), _1825100)
   Exit: (220) [system] peek_char((0x55fbb4538270), i)
^  Call: (220) [user] is_delimiter(i)
   Call: (221) [system] char_type(i, space)
   Fail: (221) [system] char_type(i, space)
   Call: (221) [system] arg(_1829820, v('(', ')', end_of_file), i)
   Fail: (221) [system] arg(_1830752, v('(', ')', end_of_file), i)
^  Fail: (220) [user] is_delimiter(i)
   Call: (220) [system] ')'==i
   Fail: (220) [system] ')'==i
   Call: (220) [system] get_char((0x55fbb4538270), i)
   Exit: (220) [system] get_char((0x55fbb4538270), i)
   Call: (220) [system] i=(\)
   Fail: (220) [system] i=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1838102)
   Call: (221) [system] peek_char((0x55fbb4538270), _1839036)
   Exit: (221) [system] peek_char((0x55fbb4538270), n)
^  Call: (221) [user] is_delimiter(n)
   Call: (222) [system] char_type(n, space)
   Fail: (222) [system] char_type(n, space)
   Call: (222) [system] arg(_1843756, v('(', ')', end_of_file), n)
   Fail: (222) [system] arg(_1844688, v('(', ')', end_of_file), n)
^  Fail: (221) [user] is_delimiter(n)
   Call: (221) [system] ')'==n
   Fail: (221) [system] ')'==n
   Call: (221) [system] get_char((0x55fbb4538270), n)
   Exit: (221) [system] get_char((0x55fbb4538270), n)
   Call: (221) [system] n=(\)
   Fail: (221) [system] n=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1852038)
   Call: (222) [system] peek_char((0x55fbb4538270), _1852972)
   Exit: (222) [system] peek_char((0x55fbb4538270), k)
^  Call: (222) [user] is_delimiter(k)
   Call: (223) [system] char_type(k, space)
   Fail: (223) [system] char_type(k, space)
   Call: (223) [system] arg(_1857692, v('(', ')', end_of_file), k)
   Fail: (223) [system] arg(_1858624, v('(', ')', end_of_file), k)
^  Fail: (222) [user] is_delimiter(k)
   Call: (222) [system] ')'==k
   Fail: (222) [system] ')'==k
   Call: (222) [system] get_char((0x55fbb4538270), k)
   Exit: (222) [system] get_char((0x55fbb4538270), k)
   Call: (222) [system] k=(\)
   Fail: (222) [system] k=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _1865974)
   Call: (223) [system] peek_char((0x55fbb4538270), _1866908)
   Exit: (223) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (223) [user] is_delimiter(' ')
   Call: (224) [system] char_type(' ', space)
   Exit: (224) [system] char_type(' ', space)
^  Exit: (223) [user] is_delimiter(' ')
   Call: (223) [system] _1865974=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (222) [system] _1852038=[k]
   Exit: (222) [system] [k]=[k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (221) [system] _1838102=[n, k]
   Exit: (221) [system] [n, k]=[n, k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (220) [system] _1824166=[i, n, k]
   Exit: (220) [system] [i, n, k]=[i, n, k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (219) [system] _1810230=['L', i, n, k]
   Exit: (219) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (218) [system] _1796294=[d, 'L', i, n, k]
   Exit: (218) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (217) [system] _1782358=[n, d, 'L', i, n, k]
   Exit: (217) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (216) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _1746848)
^  Call: (217) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _1892956)
^  Call: (219) [system] setup_call_cleanup('$notrace'(_1893908, _1893910), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1892956), _1893890, fail)), '$restore_trace'(_1893908, _1893910))
^  Call: (220) [system] sig_atomic(system:'$notrace'(_1893908, _1893910))
^  Exit: (219) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1892956), _1893890, fail)), system:'$restore_trace'(3, -1))
   Call: (218) [system] atomic(_1892956)
   Fail: (218) [system] atomic(_1892956)
   Call: (218) [system] atom_chars(_1892956, ['A', n, d, 'L', i, n, k])
   Exit: (218) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (217) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (217) [system] integer('AndLink')
   Fail: (217) [system] integer('AndLink')
   Call: (217) [system] _1746848='AndLink'
   Exit: (217) [system] 'AndLink'='AndLink'
^  Exit: (216) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (215) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (214) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (214) [user] read_list(')', (0x55fbb4538270), _1907906)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1909764)
   Exit: (216) [system] peek_char((0x55fbb4538270), ' ')
   Call: (216) [system] ' '=(;)
   Fail: (216) [system] ' '=(;)
   Call: (216) [system] ' '=(/)
   Fail: (216) [system] ' '=(/)
^  Call: (216) [user] is_like_space(' ')
   Call: (217) [system] char_type(' ', 'white')
   Exit: (217) [system] char_type(' ', 'white')
^  Exit: (216) [user] is_like_space(' ')
   Call: (216) [system] get_char((0x55fbb4538270), _1919358)
   Exit: (216) [system] get_char((0x55fbb4538270), ' ')
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1922062)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'A')
   Call: (217) [system] 'A'=(;)
   Fail: (217) [system] 'A'=(;)
   Call: (217) [system] 'A'=(/)
   Fail: (217) [system] 'A'=(/)
^  Call: (217) [user] is_like_space('A')
   Call: (218) [system] char_type('A', 'white')
   Fail: (218) [system] char_type('A', 'white')
   Call: (218) [system] char_type('A', end_of_line)
   Fail: (218) [system] char_type('A', end_of_line)
   Call: (218) [system] char_type('A', space)
   Fail: (218) [system] char_type('A', space)
   Call: (218) [system] char_type('A', cntrl)
   Fail: (218) [system] char_type('A', cntrl)
^  Fail: (217) [user] is_like_space('A')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1938996)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'A')
   Call: (215) [system] 'A'=')'
   Fail: (215) [system] 'A'=')'
   Call: (215) [system] 'A'=end_of_file
   Fail: (215) [system] 'A'=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55fbb4538270), _1944566)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1946424)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'A')
   Call: (217) [system] 'A'=(;)
   Fail: (217) [system] 'A'=(;)
   Call: (217) [system] 'A'=(/)
   Fail: (217) [system] 'A'=(/)
^  Call: (217) [user] is_like_space('A')
   Call: (218) [system] char_type('A', 'white')
   Fail: (218) [system] char_type('A', 'white')
   Call: (218) [system] char_type('A', end_of_line)
   Fail: (218) [system] char_type('A', end_of_line)
   Call: (218) [system] char_type('A', space)
   Fail: (218) [system] char_type('A', space)
   Call: (218) [system] char_type('A', cntrl)
   Fail: (218) [system] char_type('A', cntrl)
^  Fail: (217) [user] is_like_space('A')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] get_char((0x55fbb4538270), _1962434)
   Exit: (216) [system] get_char((0x55fbb4538270), 'A')
   Call: (216) [system] 'A'='('
   Fail: (216) [system] 'A'='('
   Call: (216) [system] 'A'='['
   Fail: (216) [system] 'A'='['
   Call: (216) [system] 'A'='{'
   Fail: (216) [system] 'A'='{'
   Call: (216) [system] 'A'='"'
   Fail: (216) [system] 'A'='"'
   Call: (216) [system] 'A'=!
   Fail: (216) [system] 'A'=!
   Call: (216) [system] 'A'='\''
   Fail: (216) [system] 'A'='\''
   Call: (216) [system] 'A'='`'
   Fail: (216) [system] 'A'='`'
   Call: (216) [system] 'A'=end_of_file
   Fail: (216) [system] 'A'=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1944566)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1980076)
   Call: (218) [system] peek_char((0x55fbb4538270), _1981010)
   Exit: (218) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (218) [user] is_delimiter(' ')
   Call: (219) [system] char_type(' ', space)
   Exit: (219) [system] char_type(' ', space)
^  Exit: (218) [user] is_delimiter(' ')
   Call: (218) [system] _1980076=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (217) [user] classify_and_convert_charseq(['A'], _1944566)
^  Call: (218) [user] classify_and_convert_charseq_(['A'], _1990294)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_1991246, _1991248), once(user:catch(read_from_chars(['A'], _1990294), _1991228, fail)), '$restore_trace'(_1991246, _1991248))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_1991246, _1991248))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1990294), _1991228, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(_1990294)
   Fail: (219) [system] atomic(_1990294)
   Call: (219) [system] atom_chars(_1990294, ['A'])
   Exit: (219) [system] atom_chars('A', ['A'])
^  Exit: (218) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (218) [system] integer('A')
   Fail: (218) [system] integer('A')
   Call: (218) [system] _1944566='A'
   Exit: (218) [system] 'A'='A'
^  Exit: (217) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (216) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (215) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (215) [user] read_list(')', (0x55fbb4538270), _2005244)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _2007102)
   Exit: (217) [system] peek_char((0x55fbb4538270), ' ')
   Call: (217) [system] ' '=(;)
   Fail: (217) [system] ' '=(;)
   Call: (217) [system] ' '=(/)
   Fail: (217) [system] ' '=(/)
^  Call: (217) [user] is_like_space(' ')
   Call: (218) [system] char_type(' ', 'white')
   Exit: (218) [system] char_type(' ', 'white')
^  Exit: (217) [user] is_like_space(' ')
   Call: (217) [system] get_char((0x55fbb4538270), _2016696)
   Exit: (217) [system] get_char((0x55fbb4538270), ' ')
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _2019400)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'B')
   Call: (218) [system] 'B'=(;)
   Fail: (218) [system] 'B'=(;)
   Call: (218) [system] 'B'=(/)
   Fail: (218) [system] 'B'=(/)
^  Call: (218) [user] is_like_space('B')
   Call: (219) [system] char_type('B', 'white')
   Fail: (219) [system] char_type('B', 'white')
   Call: (219) [system] char_type('B', end_of_line)
   Fail: (219) [system] char_type('B', end_of_line)
   Call: (219) [system] char_type('B', space)
   Fail: (219) [system] char_type('B', space)
   Call: (219) [system] char_type('B', cntrl)
   Fail: (219) [system] char_type('B', cntrl)
^  Fail: (218) [user] is_like_space('B')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _2036334)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'B')
   Call: (216) [system] 'B'=')'
   Fail: (216) [system] 'B'=')'
   Call: (216) [system] 'B'=end_of_file
   Fail: (216) [system] 'B'=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55fbb4538270), _2041904)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _2043762)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'B')
   Call: (218) [system] 'B'=(;)
   Fail: (218) [system] 'B'=(;)
   Call: (218) [system] 'B'=(/)
   Fail: (218) [system] 'B'=(/)
^  Call: (218) [user] is_like_space('B')
   Call: (219) [system] char_type('B', 'white')
   Fail: (219) [system] char_type('B', 'white')
   Call: (219) [system] char_type('B', end_of_line)
   Fail: (219) [system] char_type('B', end_of_line)
   Call: (219) [system] char_type('B', space)
   Fail: (219) [system] char_type('B', space)
   Call: (219) [system] char_type('B', cntrl)
   Fail: (219) [system] char_type('B', cntrl)
^  Fail: (218) [user] is_like_space('B')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] get_char((0x55fbb4538270), _2059772)
   Exit: (217) [system] get_char((0x55fbb4538270), 'B')
   Call: (217) [system] 'B'='('
   Fail: (217) [system] 'B'='('
   Call: (217) [system] 'B'='['
   Fail: (217) [system] 'B'='['
   Call: (217) [system] 'B'='{'
   Fail: (217) [system] 'B'='{'
   Call: (217) [system] 'B'='"'
   Fail: (217) [system] 'B'='"'
   Call: (217) [system] 'B'=!
   Fail: (217) [system] 'B'=!
   Call: (217) [system] 'B'='\''
   Fail: (217) [system] 'B'='\''
   Call: (217) [system] 'B'='`'
   Fail: (217) [system] 'B'='`'
   Call: (217) [system] 'B'=end_of_file
   Fail: (217) [system] 'B'=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55fbb4538270), 'B', _2041904)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _2077414)
   Call: (219) [system] peek_char((0x55fbb4538270), _2078348)
   Exit: (219) [system] peek_char((0x55fbb4538270), ')')
^  Call: (219) [user] is_delimiter(')')
   Call: (220) [system] char_type(')', space)
   Fail: (220) [system] char_type(')', space)
   Call: (220) [system] arg(_2083068, v('(', ')', end_of_file), ')')
   Exit: (220) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (219) [user] is_delimiter(')')
   Call: (219) [system] _2077414=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (218) [user] classify_and_convert_charseq(['B'], _2041904)
^  Call: (219) [user] classify_and_convert_charseq_(['B'], _2089504)
^  Call: (221) [system] setup_call_cleanup('$notrace'(_2090456, _2090458), once(user:catch(read_from_chars(['B'], _2089504), _2090438, fail)), '$restore_trace'(_2090456, _2090458))
^  Call: (222) [system] sig_atomic(system:'$notrace'(_2090456, _2090458))
^  Exit: (221) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _2089504), _2090438, fail)), system:'$restore_trace'(3, -1))
   Call: (220) [system] atomic(_2089504)
   Fail: (220) [system] atomic(_2089504)
   Call: (220) [system] atom_chars(_2089504, ['B'])
   Exit: (220) [system] atom_chars('B', ['B'])
^  Exit: (219) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (219) [system] integer('B')
   Fail: (219) [system] integer('B')
   Call: (219) [system] _4442='B'
   Exit: (219) [system] 'B'='B'
^  Exit: (218) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (217) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (216) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (216) [user] read_list(')', (0x55fbb4538270), _12236)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _14094)
   Exit: (218) [system] peek_char((0x55fbb4538270), ')')
   Call: (218) [system] ')'=(;)
   Fail: (218) [system] ')'=(;)
   Call: (218) [system] ')'=(/)
   Fail: (218) [system] ')'=(/)
^  Call: (218) [user] is_like_space(')')
   Call: (219) [system] char_type(')', 'white')
   Fail: (219) [system] char_type(')', 'white')
   Call: (219) [system] char_type(')', end_of_line)
   Fail: (219) [system] char_type(')', end_of_line)
   Call: (219) [system] char_type(')', space)
   Fail: (219) [system] char_type(')', space)
   Call: (219) [system] char_type(')', cntrl)
   Fail: (219) [system] char_type(')', cntrl)
^  Fail: (218) [user] is_like_space(')')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _30104)
   Exit: (217) [system] peek_char((0x55fbb4538270), ')')
   Call: (217) [system] ')'=')'
   Exit: (217) [system] ')'=')'
   Call: (217) [system] get_char((0x55fbb4538270), _33894)
   Exit: (217) [system] get_char((0x55fbb4538270), ')')
   Call: (217) [system] _12236=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_list(')', (0x55fbb4538270), [])
   Call: (216) [system] _4438=['B']
   Exit: (216) [system] ['B']=['B']
^  Exit: (215) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (215) [system] _4432=['A', 'B']
   Exit: (215) [system] ['A', 'B']=['A', 'B']
^  Exit: (214) [user] read_list(')', (0x55fbb4538270), ['A', 'B'])
   Call: (214) [system] _4424=['AndLink', 'A', 'B']
   Exit: (214) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (213) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Exit: (212) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _47776)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _49634)
   Exit: (214) [system] peek_char((0x55fbb4538270), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
   Call: (214) [system] ' '=(/)
   Fail: (214) [system] ' '=(/)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55fbb4538270), _59228)
   Exit: (214) [system] get_char((0x55fbb4538270), ' ')
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _61932)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'C')
   Call: (215) [system] 'C'=(;)
   Fail: (215) [system] 'C'=(;)
   Call: (215) [system] 'C'=(/)
   Fail: (215) [system] 'C'=(/)
^  Call: (215) [user] is_like_space('C')
   Call: (216) [system] char_type('C', 'white')
   Fail: (216) [system] char_type('C', 'white')
   Call: (216) [system] char_type('C', end_of_line)
   Fail: (216) [system] char_type('C', end_of_line)
   Call: (216) [system] char_type('C', space)
   Fail: (216) [system] char_type('C', space)
   Call: (216) [system] char_type('C', cntrl)
   Fail: (216) [system] char_type('C', cntrl)
^  Fail: (215) [user] is_like_space('C')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _78866)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'C')
   Call: (213) [system] 'C'=')'
   Fail: (213) [system] 'C'=')'
   Call: (213) [system] 'C'=end_of_file
   Fail: (213) [system] 'C'=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55fbb4538270), _84436)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _86294)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'C')
   Call: (215) [system] 'C'=(;)
   Fail: (215) [system] 'C'=(;)
   Call: (215) [system] 'C'=(/)
   Fail: (215) [system] 'C'=(/)
^  Call: (215) [user] is_like_space('C')
   Call: (216) [system] char_type('C', 'white')
   Fail: (216) [system] char_type('C', 'white')
   Call: (216) [system] char_type('C', end_of_line)
   Fail: (216) [system] char_type('C', end_of_line)
   Call: (216) [system] char_type('C', space)
   Fail: (216) [system] char_type('C', space)
   Call: (216) [system] char_type('C', cntrl)
   Fail: (216) [system] char_type('C', cntrl)
^  Fail: (215) [user] is_like_space('C')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] get_char((0x55fbb4538270), _102304)
   Exit: (214) [system] get_char((0x55fbb4538270), 'C')
   Call: (214) [system] 'C'='('
   Fail: (214) [system] 'C'='('
   Call: (214) [system] 'C'='['
   Fail: (214) [system] 'C'='['
   Call: (214) [system] 'C'='{'
   Fail: (214) [system] 'C'='{'
   Call: (214) [system] 'C'='"'
   Fail: (214) [system] 'C'='"'
   Call: (214) [system] 'C'=!
   Fail: (214) [system] 'C'=!
   Call: (214) [system] 'C'='\''
   Fail: (214) [system] 'C'='\''
   Call: (214) [system] 'C'='`'
   Fail: (214) [system] 'C'='`'
   Call: (214) [system] 'C'=end_of_file
   Fail: (214) [system] 'C'=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55fbb4538270), 'C', _84436)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _119946)
   Call: (216) [system] peek_char((0x55fbb4538270), _120880)
   Exit: (216) [system] peek_char((0x55fbb4538270), ')')
^  Call: (216) [user] is_delimiter(')')
   Call: (217) [system] char_type(')', space)
   Fail: (217) [system] char_type(')', space)
   Call: (217) [system] arg(_125600, v('(', ')', end_of_file), ')')
   Exit: (217) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (216) [user] is_delimiter(')')
   Call: (216) [system] _119946=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (215) [user] classify_and_convert_charseq(['C'], _84436)
^  Call: (216) [user] classify_and_convert_charseq_(['C'], _132036)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_132988, _132990), once(user:catch(read_from_chars(['C'], _132036), _132970, fail)), '$restore_trace'(_132988, _132990))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_132988, _132990))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _132036), _132970, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(_132036)
   Fail: (217) [system] atomic(_132036)
   Call: (217) [system] atom_chars(_132036, ['C'])
   Exit: (217) [system] atom_chars('C', ['C'])
^  Exit: (216) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (216) [system] integer('C')
   Fail: (216) [system] integer('C')
   Call: (216) [system] _84436='C'
   Exit: (216) [system] 'C'='C'
^  Exit: (215) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (214) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (213) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (213) [user] read_list(')', (0x55fbb4538270), _146986)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _148844)
   Exit: (215) [system] peek_char((0x55fbb4538270), ')')
   Call: (215) [system] ')'=(;)
   Fail: (215) [system] ')'=(;)
   Call: (215) [system] ')'=(/)
   Fail: (215) [system] ')'=(/)
^  Call: (215) [user] is_like_space(')')
   Call: (216) [system] char_type(')', 'white')
   Fail: (216) [system] char_type(')', 'white')
   Call: (216) [system] char_type(')', end_of_line)
   Fail: (216) [system] char_type(')', end_of_line)
   Call: (216) [system] char_type(')', space)
   Fail: (216) [system] char_type(')', space)
   Call: (216) [system] char_type(')', cntrl)
   Fail: (216) [system] char_type(')', cntrl)
^  Fail: (215) [user] is_like_space(')')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _164854)
   Exit: (214) [system] peek_char((0x55fbb4538270), ')')
   Call: (214) [system] ')'=')'
   Exit: (214) [system] ')'=')'
   Call: (214) [system] get_char((0x55fbb4538270), _168644)
   Exit: (214) [system] get_char((0x55fbb4538270), ')')
   Call: (214) [system] _146986=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_list(')', (0x55fbb4538270), [])
   Call: (213) [system] _47776=['C']
   Exit: (213) [system] ['C']=['C']
^  Exit: (212) [user] read_list(')', (0x55fbb4538270), ['C'])
   Call: (212) [system] _4420=[['AndLink', 'A', 'B'], 'C']
   Exit: (212) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'A', 'B'], 'C'])
   Call: (211) [system] _4412=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (211) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (209) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _182526)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _184384)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
   Call: (211) [system] ' '=(/)
   Fail: (211) [system] ' '=(/)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55fbb4538270), _193978)
   Exit: (211) [system] get_char((0x55fbb4538270), ' ')
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _196682)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'B')
   Call: (212) [system] 'B'=(;)
   Fail: (212) [system] 'B'=(;)
   Call: (212) [system] 'B'=(/)
   Fail: (212) [system] 'B'=(/)
^  Call: (212) [user] is_like_space('B')
   Call: (213) [system] char_type('B', 'white')
   Fail: (213) [system] char_type('B', 'white')
   Call: (213) [system] char_type('B', end_of_line)
   Fail: (213) [system] char_type('B', end_of_line)
   Call: (213) [system] char_type('B', space)
   Fail: (213) [system] char_type('B', space)
   Call: (213) [system] char_type('B', cntrl)
   Fail: (213) [system] char_type('B', cntrl)
^  Fail: (212) [user] is_like_space('B')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _213616)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'B')
   Call: (210) [system] 'B'=')'
   Fail: (210) [system] 'B'=')'
   Call: (210) [system] 'B'=end_of_file
   Fail: (210) [system] 'B'=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55fbb4538270), _219186)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _221044)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'B')
   Call: (212) [system] 'B'=(;)
   Fail: (212) [system] 'B'=(;)
   Call: (212) [system] 'B'=(/)
   Fail: (212) [system] 'B'=(/)
^  Call: (212) [user] is_like_space('B')
   Call: (213) [system] char_type('B', 'white')
   Fail: (213) [system] char_type('B', 'white')
   Call: (213) [system] char_type('B', end_of_line)
   Fail: (213) [system] char_type('B', end_of_line)
   Call: (213) [system] char_type('B', space)
   Fail: (213) [system] char_type('B', space)
   Call: (213) [system] char_type('B', cntrl)
   Fail: (213) [system] char_type('B', cntrl)
^  Fail: (212) [user] is_like_space('B')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] get_char((0x55fbb4538270), _237054)
   Exit: (211) [system] get_char((0x55fbb4538270), 'B')
   Call: (211) [system] 'B'='('
   Fail: (211) [system] 'B'='('
   Call: (211) [system] 'B'='['
   Fail: (211) [system] 'B'='['
   Call: (211) [system] 'B'='{'
   Fail: (211) [system] 'B'='{'
   Call: (211) [system] 'B'='"'
   Fail: (211) [system] 'B'='"'
   Call: (211) [system] 'B'=!
   Fail: (211) [system] 'B'=!
   Call: (211) [system] 'B'='\''
   Fail: (211) [system] 'B'='\''
   Call: (211) [system] 'B'='`'
   Fail: (211) [system] 'B'='`'
   Call: (211) [system] 'B'=end_of_file
   Fail: (211) [system] 'B'=end_of_file
^  Call: (211) [user] read_symbolic(')', (0x55fbb4538270), 'B', _219186)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _254696)
   Call: (213) [system] peek_char((0x55fbb4538270), _255630)
   Exit: (213) [system] peek_char((0x55fbb4538270), ')')
^  Call: (213) [user] is_delimiter(')')
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] arg(_260350, v('(', ')', end_of_file), ')')
   Exit: (214) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (213) [user] is_delimiter(')')
   Call: (213) [system] _254696=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (212) [user] classify_and_convert_charseq(['B'], _219186)
^  Call: (213) [user] classify_and_convert_charseq_(['B'], _266786)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_267738, _267740), once(user:catch(read_from_chars(['B'], _266786), _267720, fail)), '$restore_trace'(_267738, _267740))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_267738, _267740))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _266786), _267720, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(_266786)
   Fail: (214) [system] atomic(_266786)
   Call: (214) [system] atom_chars(_266786, ['B'])
   Exit: (214) [system] atom_chars('B', ['B'])
^  Exit: (213) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (213) [system] integer('B')
   Fail: (213) [system] integer('B')
   Call: (213) [system] _219186='B'
   Exit: (213) [system] 'B'='B'
^  Exit: (212) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (211) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (210) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _281736)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _283594)
   Exit: (212) [system] peek_char((0x55fbb4538270), ')')
   Call: (212) [system] ')'=(;)
   Fail: (212) [system] ')'=(;)
   Call: (212) [system] ')'=(/)
   Fail: (212) [system] ')'=(/)
^  Call: (212) [user] is_like_space(')')
   Call: (213) [system] char_type(')', 'white')
   Fail: (213) [system] char_type(')', 'white')
   Call: (213) [system] char_type(')', end_of_line)
   Fail: (213) [system] char_type(')', end_of_line)
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] char_type(')', cntrl)
   Fail: (213) [system] char_type(')', cntrl)
^  Fail: (212) [user] is_like_space(')')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _299604)
   Exit: (211) [system] peek_char((0x55fbb4538270), ')')
   Call: (211) [system] ')'=')'
   Exit: (211) [system] ')'=')'
   Call: (211) [system] get_char((0x55fbb4538270), _303394)
   Exit: (211) [system] get_char((0x55fbb4538270), ')')
   Call: (211) [system] _281736=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), [])
   Call: (210) [system] _182526=['B']
   Exit: (210) [system] ['B']=['B']
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (209) [system] _4408=[['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']
   Exit: (209) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']=[['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), [['Implication', ['AndLink', 'A', 'B'], 'C'], 'B'])
   Call: (208) [system] _4400=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']
   Exit: (208) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B'])
^  Exit: (206) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B'])
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _317276)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _319134)
   Exit: (208) [system] peek_char((0x55fbb4538270), ')')
   Call: (208) [system] ')'=(;)
   Fail: (208) [system] ')'=(;)
   Call: (208) [system] ')'=(/)
   Fail: (208) [system] ')'=(/)
^  Call: (208) [user] is_like_space(')')
   Call: (209) [system] char_type(')', 'white')
   Fail: (209) [system] char_type(')', 'white')
   Call: (209) [system] char_type(')', end_of_line)
   Fail: (209) [system] char_type(')', end_of_line)
   Call: (209) [system] char_type(')', space)
   Fail: (209) [system] char_type(')', space)
   Call: (209) [system] char_type(')', cntrl)
   Fail: (209) [system] char_type(')', cntrl)
^  Fail: (208) [user] is_like_space(')')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _335144)
   Exit: (207) [system] peek_char((0x55fbb4538270), ')')
   Call: (207) [system] ')'=')'
   Exit: (207) [system] ')'=')'
   Call: (207) [system] get_char((0x55fbb4538270), _338934)
   Exit: (207) [system] get_char((0x55fbb4538270), ')')
   Call: (207) [system] _317276=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), [])
   Call: (206) [system] _4396=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
   Exit: (206) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
^  Exit: (205) [user] read_list(')', (0x55fbb4538270), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']])
   Call: (205) [system] _4354=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
   Exit: (205) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
^  Exit: (204) [user] read_list(')', (0x55fbb4538270), [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']])
   Call: (204) [system] _4346=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
   Exit: (204) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
^  Exit: (203) [user] read_list(')', (0x55fbb4538270), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']])
^  Exit: (202) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']])
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _352816)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _354674)
   Exit: (204) [system] peek_char((0x55fbb4538270), ')')
   Call: (204) [system] ')'=(;)
   Fail: (204) [system] ')'=(;)
   Call: (204) [system] ')'=(/)
   Fail: (204) [system] ')'=(/)
^  Call: (204) [user] is_like_space(')')
   Call: (205) [system] char_type(')', 'white')
   Fail: (205) [system] char_type(')', 'white')
   Call: (205) [system] char_type(')', end_of_line)
   Fail: (205) [system] char_type(')', end_of_line)
   Call: (205) [system] char_type(')', space)
   Fail: (205) [system] char_type(')', space)
   Call: (205) [system] char_type(')', cntrl)
   Fail: (205) [system] char_type(')', cntrl)
^  Fail: (204) [user] is_like_space(')')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _370684)
   Exit: (203) [system] peek_char((0x55fbb4538270), ')')
   Call: (203) [system] ')'=')'
   Exit: (203) [system] ')'=')'
   Call: (203) [system] get_char((0x55fbb4538270), _374474)
   Exit: (203) [system] get_char((0x55fbb4538270), ')')
   Call: (203) [system] _352816=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), [])
   Call: (202) [system] _4342=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]]
   Exit: (202) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]])
   Call: (201) [system] _4300=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]]
   Exit: (201) [system] [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]]=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]])
   Call: (200) [system] _4292=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]]
   Exit: (200) [system] [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]]=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]]
^  Exit: (199) [user] read_list(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]])
^  Exit: (198) [user] cont_sexpr(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]])
^  Call: (198) [user] read_list(')', (0x55fbb4538270), _388356)
^  Call: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _390214)
   Exit: (200) [system] peek_char((0x55fbb4538270), '\n')
   Call: (200) [system] '\n'=(;)
   Fail: (200) [system] '\n'=(;)
   Call: (200) [system] '\n'=(/)
   Fail: (200) [system] '\n'=(/)
^  Call: (200) [user] is_like_space('\n')
   Call: (201) [system] char_type('\n', 'white')
   Fail: (201) [system] char_type('\n', 'white')
   Call: (201) [system] char_type('\n', end_of_line)
   Exit: (201) [system] char_type('\n', end_of_line)
^  Exit: (200) [user] is_like_space('\n')
   Call: (200) [system] get_char((0x55fbb4538270), _401664)
   Exit: (200) [system] get_char((0x55fbb4538270), '\n')
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _404368)
   Exit: (201) [system] peek_char((0x55fbb4538270), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
   Call: (201) [system] ' '=(/)
   Fail: (201) [system] ' '=(/)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55fbb4538270), _413962)
   Exit: (201) [system] get_char((0x55fbb4538270), ' ')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _416666)
   Exit: (202) [system] peek_char((0x55fbb4538270), '(')
   Call: (202) [system] '('=(;)
   Fail: (202) [system] '('=(;)
   Call: (202) [system] '('=(/)
   Fail: (202) [system] '('=(/)
^  Call: (202) [user] is_like_space('(')
   Call: (203) [system] char_type('(', 'white')
   Fail: (203) [system] char_type('(', 'white')
   Call: (203) [system] char_type('(', end_of_line)
   Fail: (203) [system] char_type('(', end_of_line)
   Call: (203) [system] char_type('(', space)
   Fail: (203) [system] char_type('(', space)
   Call: (203) [system] char_type('(', cntrl)
   Fail: (203) [system] char_type('(', cntrl)
^  Fail: (202) [user] is_like_space('(')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
^  Exit: (199) [user] skip_spaces((0x55fbb4538270))
   Call: (199) [system] peek_char((0x55fbb4538270), _434524)
   Exit: (199) [system] peek_char((0x55fbb4538270), '(')
   Call: (199) [system] '('=')'
   Fail: (199) [system] '('=')'
   Call: (199) [system] '('=end_of_file
   Fail: (199) [system] '('=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55fbb4538270), _440094)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _441952)
   Exit: (201) [system] peek_char((0x55fbb4538270), '(')
   Call: (201) [system] '('=(;)
   Fail: (201) [system] '('=(;)
   Call: (201) [system] '('=(/)
   Fail: (201) [system] '('=(/)
^  Call: (201) [user] is_like_space('(')
   Call: (202) [system] char_type('(', 'white')
   Fail: (202) [system] char_type('(', 'white')
   Call: (202) [system] char_type('(', end_of_line)
   Fail: (202) [system] char_type('(', end_of_line)
   Call: (202) [system] char_type('(', space)
   Fail: (202) [system] char_type('(', space)
   Call: (202) [system] char_type('(', cntrl)
   Fail: (202) [system] char_type('(', cntrl)
^  Fail: (201) [user] is_like_space('(')
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] get_char((0x55fbb4538270), _457962)
   Exit: (200) [system] get_char((0x55fbb4538270), '(')
   Call: (200) [system] '('='('
   Exit: (200) [system] '('='('
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _440094)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _463532)
   Exit: (202) [system] peek_char((0x55fbb4538270), :)
   Call: (202) [system] (:)=(;)
   Fail: (202) [system] (:)=(;)
   Call: (202) [system] (:)=(/)
   Fail: (202) [system] (:)=(/)
^  Call: (202) [user] is_like_space(:)
   Call: (203) [system] char_type(:, 'white')
   Fail: (203) [system] char_type(:, 'white')
   Call: (203) [system] char_type(:, end_of_line)
   Fail: (203) [system] char_type(:, end_of_line)
   Call: (203) [system] char_type(:, space)
   Fail: (203) [system] char_type(:, space)
   Call: (203) [system] char_type(:, cntrl)
   Fail: (203) [system] char_type(:, cntrl)
^  Fail: (202) [user] is_like_space(:)
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _479542)
   Exit: (201) [system] peek_char((0x55fbb4538270), :)
   Call: (201) [system] (:)=')'
   Fail: (201) [system] (:)=')'
   Call: (201) [system] (:)=end_of_file
   Fail: (201) [system] (:)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _485112)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _486970)
   Exit: (203) [system] peek_char((0x55fbb4538270), :)
   Call: (203) [system] (:)=(;)
   Fail: (203) [system] (:)=(;)
   Call: (203) [system] (:)=(/)
   Fail: (203) [system] (:)=(/)
^  Call: (203) [user] is_like_space(:)
   Call: (204) [system] char_type(:, 'white')
   Fail: (204) [system] char_type(:, 'white')
   Call: (204) [system] char_type(:, end_of_line)
   Fail: (204) [system] char_type(:, end_of_line)
   Call: (204) [system] char_type(:, space)
   Fail: (204) [system] char_type(:, space)
   Call: (204) [system] char_type(:, cntrl)
   Fail: (204) [system] char_type(:, cntrl)
^  Fail: (203) [user] is_like_space(:)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _502980)
   Exit: (202) [system] get_char((0x55fbb4538270), :)
   Call: (202) [system] (:)='('
   Fail: (202) [system] (:)='('
   Call: (202) [system] (:)='['
   Fail: (202) [system] (:)='['
   Call: (202) [system] (:)='{'
   Fail: (202) [system] (:)='{'
   Call: (202) [system] (:)='"'
   Fail: (202) [system] (:)='"'
   Call: (202) [system] (:)=!
   Fail: (202) [system] (:)=!
   Call: (202) [system] (:)='\''
   Fail: (202) [system] (:)='\''
   Call: (202) [system] (:)='`'
   Fail: (202) [system] (:)='`'
   Call: (202) [system] (:)=end_of_file
   Fail: (202) [system] (:)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55fbb4538270), :, _485112)
^  Call: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), _520622)
   Call: (204) [system] peek_char((0x55fbb4538270), _521556)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (204) [user] is_delimiter(' ')
   Call: (205) [system] char_type(' ', space)
   Exit: (205) [system] char_type(' ', space)
^  Exit: (204) [user] is_delimiter(' ')
   Call: (204) [system] _520622=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (203) [user] classify_and_convert_charseq([:], _485112)
^  Call: (204) [user] classify_and_convert_charseq_([:], _530840)
^  Call: (206) [system] setup_call_cleanup('$notrace'(_531792, _531794), once(user:catch(read_from_chars([:], _530840), _531774, fail)), '$restore_trace'(_531792, _531794))
^  Call: (207) [system] sig_atomic(system:'$notrace'(_531792, _531794))
^  Exit: (206) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _531774, fail)), system:'$restore_trace'(3, -1))
   Call: (205) [system] atomic(:)
   Exit: (205) [system] atomic(:)
^  Exit: (204) [user] classify_and_convert_charseq_([:], :)
   Call: (204) [system] integer(:)
   Fail: (204) [system] integer(:)
   Call: (204) [system] _485112=(:)
   Exit: (204) [system] (:)=(:)
^  Exit: (203) [user] classify_and_convert_charseq([:], :)
^  Exit: (202) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _543920)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _545778)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
   Call: (203) [system] ' '=(/)
   Fail: (203) [system] ' '=(/)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55fbb4538270), _555372)
   Exit: (203) [system] get_char((0x55fbb4538270), ' ')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _558076)
   Exit: (204) [system] peek_char((0x55fbb4538270), '(')
   Call: (204) [system] '('=(;)
   Fail: (204) [system] '('=(;)
   Call: (204) [system] '('=(/)
   Fail: (204) [system] '('=(/)
^  Call: (204) [user] is_like_space('(')
   Call: (205) [system] char_type('(', 'white')
   Fail: (205) [system] char_type('(', 'white')
   Call: (205) [system] char_type('(', end_of_line)
   Fail: (205) [system] char_type('(', end_of_line)
   Call: (205) [system] char_type('(', space)
   Fail: (205) [system] char_type('(', space)
   Call: (205) [system] char_type('(', cntrl)
   Fail: (205) [system] char_type('(', cntrl)
^  Fail: (204) [user] is_like_space('(')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _575010)
   Exit: (202) [system] peek_char((0x55fbb4538270), '(')
   Call: (202) [system] '('=')'
   Fail: (202) [system] '('=')'
   Call: (202) [system] '('=end_of_file
   Fail: (202) [system] '('=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55fbb4538270), _580580)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _582438)
   Exit: (204) [system] peek_char((0x55fbb4538270), '(')
   Call: (204) [system] '('=(;)
   Fail: (204) [system] '('=(;)
   Call: (204) [system] '('=(/)
   Fail: (204) [system] '('=(/)
^  Call: (204) [user] is_like_space('(')
   Call: (205) [system] char_type('(', 'white')
   Fail: (205) [system] char_type('(', 'white')
   Call: (205) [system] char_type('(', end_of_line)
   Fail: (205) [system] char_type('(', end_of_line)
   Call: (205) [system] char_type('(', space)
   Fail: (205) [system] char_type('(', space)
   Call: (205) [system] char_type('(', cntrl)
   Fail: (205) [system] char_type('(', cntrl)
^  Fail: (204) [user] is_like_space('(')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] get_char((0x55fbb4538270), _598448)
   Exit: (203) [system] get_char((0x55fbb4538270), '(')
   Call: (203) [system] '('='('
   Exit: (203) [system] '('='('
^  Call: (203) [user] read_list(')', (0x55fbb4538270), _580580)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _604018)
   Exit: (205) [system] peek_char((0x55fbb4538270), 'D')
   Call: (205) [system] 'D'=(;)
   Fail: (205) [system] 'D'=(;)
   Call: (205) [system] 'D'=(/)
   Fail: (205) [system] 'D'=(/)
^  Call: (205) [user] is_like_space('D')
   Call: (206) [system] char_type('D', 'white')
   Fail: (206) [system] char_type('D', 'white')
   Call: (206) [system] char_type('D', end_of_line)
   Fail: (206) [system] char_type('D', end_of_line)
   Call: (206) [system] char_type('D', space)
   Fail: (206) [system] char_type('D', space)
   Call: (206) [system] char_type('D', cntrl)
   Fail: (206) [system] char_type('D', cntrl)
^  Fail: (205) [user] is_like_space('D')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _620028)
   Exit: (204) [system] peek_char((0x55fbb4538270), 'D')
   Call: (204) [system] 'D'=')'
   Fail: (204) [system] 'D'=')'
   Call: (204) [system] 'D'=end_of_file
   Fail: (204) [system] 'D'=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55fbb4538270), _625598)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _627456)
   Exit: (206) [system] peek_char((0x55fbb4538270), 'D')
   Call: (206) [system] 'D'=(;)
   Fail: (206) [system] 'D'=(;)
   Call: (206) [system] 'D'=(/)
   Fail: (206) [system] 'D'=(/)
^  Call: (206) [user] is_like_space('D')
   Call: (207) [system] char_type('D', 'white')
   Fail: (207) [system] char_type('D', 'white')
   Call: (207) [system] char_type('D', end_of_line)
   Fail: (207) [system] char_type('D', end_of_line)
   Call: (207) [system] char_type('D', space)
   Fail: (207) [system] char_type('D', space)
   Call: (207) [system] char_type('D', cntrl)
   Fail: (207) [system] char_type('D', cntrl)
^  Fail: (206) [user] is_like_space('D')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] get_char((0x55fbb4538270), _643466)
   Exit: (205) [system] get_char((0x55fbb4538270), 'D')
   Call: (205) [system] 'D'='('
   Fail: (205) [system] 'D'='('
   Call: (205) [system] 'D'='['
   Fail: (205) [system] 'D'='['
   Call: (205) [system] 'D'='{'
   Fail: (205) [system] 'D'='{'
   Call: (205) [system] 'D'='"'
   Fail: (205) [system] 'D'='"'
   Call: (205) [system] 'D'=!
   Fail: (205) [system] 'D'=!
   Call: (205) [system] 'D'='\''
   Fail: (205) [system] 'D'='\''
   Call: (205) [system] 'D'='`'
   Fail: (205) [system] 'D'='`'
   Call: (205) [system] 'D'=end_of_file
   Fail: (205) [system] 'D'=end_of_file
^  Call: (205) [user] read_symbolic(')', (0x55fbb4538270), 'D', _625598)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _661108)
   Call: (207) [system] peek_char((0x55fbb4538270), _662042)
   Exit: (207) [system] peek_char((0x55fbb4538270), i)
^  Call: (207) [user] is_delimiter(i)
   Call: (208) [system] char_type(i, space)
   Fail: (208) [system] char_type(i, space)
   Call: (208) [system] arg(_666762, v('(', ')', end_of_file), i)
   Fail: (208) [system] arg(_667694, v('(', ')', end_of_file), i)
^  Fail: (207) [user] is_delimiter(i)
   Call: (207) [system] ')'==i
   Fail: (207) [system] ')'==i
   Call: (207) [system] get_char((0x55fbb4538270), i)
   Exit: (207) [system] get_char((0x55fbb4538270), i)
   Call: (207) [system] i=(\)
   Fail: (207) [system] i=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _675044)
   Call: (208) [system] peek_char((0x55fbb4538270), _675978)
   Exit: (208) [system] peek_char((0x55fbb4538270), s)
^  Call: (208) [user] is_delimiter(s)
   Call: (209) [system] char_type(s, space)
   Fail: (209) [system] char_type(s, space)
   Call: (209) [system] arg(_680698, v('(', ')', end_of_file), s)
   Fail: (209) [system] arg(_681630, v('(', ')', end_of_file), s)
^  Fail: (208) [user] is_delimiter(s)
   Call: (208) [system] ')'==s
   Fail: (208) [system] ')'==s
   Call: (208) [system] get_char((0x55fbb4538270), s)
   Exit: (208) [system] get_char((0x55fbb4538270), s)
   Call: (208) [system] s=(\)
   Fail: (208) [system] s=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _688980)
   Call: (209) [system] peek_char((0x55fbb4538270), _689914)
   Exit: (209) [system] peek_char((0x55fbb4538270), j)
^  Call: (209) [user] is_delimiter(j)
   Call: (210) [system] char_type(j, space)
   Fail: (210) [system] char_type(j, space)
   Call: (210) [system] arg(_694634, v('(', ')', end_of_file), j)
   Fail: (210) [system] arg(_695566, v('(', ')', end_of_file), j)
^  Fail: (209) [user] is_delimiter(j)
   Call: (209) [system] ')'==j
   Fail: (209) [system] ')'==j
   Call: (209) [system] get_char((0x55fbb4538270), j)
   Exit: (209) [system] get_char((0x55fbb4538270), j)
   Call: (209) [system] j=(\)
   Fail: (209) [system] j=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _702916)
   Call: (210) [system] peek_char((0x55fbb4538270), _703850)
   Exit: (210) [system] peek_char((0x55fbb4538270), u)
^  Call: (210) [user] is_delimiter(u)
   Call: (211) [system] char_type(u, space)
   Fail: (211) [system] char_type(u, space)
   Call: (211) [system] arg(_708570, v('(', ')', end_of_file), u)
   Fail: (211) [system] arg(_709502, v('(', ')', end_of_file), u)
^  Fail: (210) [user] is_delimiter(u)
   Call: (210) [system] ')'==u
   Fail: (210) [system] ')'==u
   Call: (210) [system] get_char((0x55fbb4538270), u)
   Exit: (210) [system] get_char((0x55fbb4538270), u)
   Call: (210) [system] u=(\)
   Fail: (210) [system] u=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _716852)
   Call: (211) [system] peek_char((0x55fbb4538270), _717786)
   Exit: (211) [system] peek_char((0x55fbb4538270), n)
^  Call: (211) [user] is_delimiter(n)
   Call: (212) [system] char_type(n, space)
   Fail: (212) [system] char_type(n, space)
   Call: (212) [system] arg(_722506, v('(', ')', end_of_file), n)
   Fail: (212) [system] arg(_723438, v('(', ')', end_of_file), n)
^  Fail: (211) [user] is_delimiter(n)
   Call: (211) [system] ')'==n
   Fail: (211) [system] ')'==n
   Call: (211) [system] get_char((0x55fbb4538270), n)
   Exit: (211) [system] get_char((0x55fbb4538270), n)
   Call: (211) [system] n=(\)
   Fail: (211) [system] n=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _730788)
   Call: (212) [system] peek_char((0x55fbb4538270), _731722)
   Exit: (212) [system] peek_char((0x55fbb4538270), c)
^  Call: (212) [user] is_delimiter(c)
   Call: (213) [system] char_type(c, space)
   Fail: (213) [system] char_type(c, space)
   Call: (213) [system] arg(_736442, v('(', ')', end_of_file), c)
   Fail: (213) [system] arg(_737374, v('(', ')', end_of_file), c)
^  Fail: (212) [user] is_delimiter(c)
   Call: (212) [system] ')'==c
   Fail: (212) [system] ')'==c
   Call: (212) [system] get_char((0x55fbb4538270), c)
   Exit: (212) [system] get_char((0x55fbb4538270), c)
   Call: (212) [system] c=(\)
   Fail: (212) [system] c=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _744724)
   Call: (213) [system] peek_char((0x55fbb4538270), _745658)
   Exit: (213) [system] peek_char((0x55fbb4538270), t)
^  Call: (213) [user] is_delimiter(t)
   Call: (214) [system] char_type(t, space)
   Fail: (214) [system] char_type(t, space)
   Call: (214) [system] arg(_750378, v('(', ')', end_of_file), t)
   Fail: (214) [system] arg(_751310, v('(', ')', end_of_file), t)
^  Fail: (213) [user] is_delimiter(t)
   Call: (213) [system] ')'==t
   Fail: (213) [system] ')'==t
   Call: (213) [system] get_char((0x55fbb4538270), t)
   Exit: (213) [system] get_char((0x55fbb4538270), t)
   Call: (213) [system] t=(\)
   Fail: (213) [system] t=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _758660)
   Call: (214) [system] peek_char((0x55fbb4538270), _759594)
   Exit: (214) [system] peek_char((0x55fbb4538270), i)
^  Call: (214) [user] is_delimiter(i)
   Call: (215) [system] char_type(i, space)
   Fail: (215) [system] char_type(i, space)
   Call: (215) [system] arg(_764314, v('(', ')', end_of_file), i)
   Fail: (215) [system] arg(_765246, v('(', ')', end_of_file), i)
^  Fail: (214) [user] is_delimiter(i)
   Call: (214) [system] ')'==i
   Fail: (214) [system] ')'==i
   Call: (214) [system] get_char((0x55fbb4538270), i)
   Exit: (214) [system] get_char((0x55fbb4538270), i)
   Call: (214) [system] i=(\)
   Fail: (214) [system] i=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _772596)
   Call: (215) [system] peek_char((0x55fbb4538270), _773530)
   Exit: (215) [system] peek_char((0x55fbb4538270), o)
^  Call: (215) [user] is_delimiter(o)
   Call: (216) [system] char_type(o, space)
   Fail: (216) [system] char_type(o, space)
   Call: (216) [system] arg(_778250, v('(', ')', end_of_file), o)
   Fail: (216) [system] arg(_779182, v('(', ')', end_of_file), o)
^  Fail: (215) [user] is_delimiter(o)
   Call: (215) [system] ')'==o
   Fail: (215) [system] ')'==o
   Call: (215) [system] get_char((0x55fbb4538270), o)
   Exit: (215) [system] get_char((0x55fbb4538270), o)
   Call: (215) [system] o=(\)
   Fail: (215) [system] o=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _786532)
   Call: (216) [system] peek_char((0x55fbb4538270), _787466)
   Exit: (216) [system] peek_char((0x55fbb4538270), n)
^  Call: (216) [user] is_delimiter(n)
   Call: (217) [system] char_type(n, space)
   Fail: (217) [system] char_type(n, space)
   Call: (217) [system] arg(_792186, v('(', ')', end_of_file), n)
   Fail: (217) [system] arg(_793118, v('(', ')', end_of_file), n)
^  Fail: (216) [user] is_delimiter(n)
   Call: (216) [system] ')'==n
   Fail: (216) [system] ')'==n
   Call: (216) [system] get_char((0x55fbb4538270), n)
   Exit: (216) [system] get_char((0x55fbb4538270), n)
   Call: (216) [system] n=(\)
   Fail: (216) [system] n=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _800468)
   Call: (217) [system] peek_char((0x55fbb4538270), _801402)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (217) [user] is_delimiter('I')
   Call: (218) [system] char_type('I', space)
   Fail: (218) [system] char_type('I', space)
   Call: (218) [system] arg(_806122, v('(', ')', end_of_file), 'I')
   Fail: (218) [system] arg(_807054, v('(', ')', end_of_file), 'I')
^  Fail: (217) [user] is_delimiter('I')
   Call: (217) [system] ')'=='I'
   Fail: (217) [system] ')'=='I'
   Call: (217) [system] get_char((0x55fbb4538270), 'I')
   Exit: (217) [system] get_char((0x55fbb4538270), 'I')
   Call: (217) [system] 'I'=(\)
   Fail: (217) [system] 'I'=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _814404)
   Call: (218) [system] peek_char((0x55fbb4538270), _815338)
   Exit: (218) [system] peek_char((0x55fbb4538270), n)
^  Call: (218) [user] is_delimiter(n)
   Call: (219) [system] char_type(n, space)
   Fail: (219) [system] char_type(n, space)
   Call: (219) [system] arg(_820058, v('(', ')', end_of_file), n)
   Fail: (219) [system] arg(_820990, v('(', ')', end_of_file), n)
^  Fail: (218) [user] is_delimiter(n)
   Call: (218) [system] ')'==n
   Fail: (218) [system] ')'==n
   Call: (218) [system] get_char((0x55fbb4538270), n)
   Exit: (218) [system] get_char((0x55fbb4538270), n)
   Call: (218) [system] n=(\)
   Fail: (218) [system] n=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _828340)
   Call: (219) [system] peek_char((0x55fbb4538270), _829274)
   Exit: (219) [system] peek_char((0x55fbb4538270), t)
^  Call: (219) [user] is_delimiter(t)
   Call: (220) [system] char_type(t, space)
   Fail: (220) [system] char_type(t, space)
   Call: (220) [system] arg(_833994, v('(', ')', end_of_file), t)
   Fail: (220) [system] arg(_834926, v('(', ')', end_of_file), t)
^  Fail: (219) [user] is_delimiter(t)
   Call: (219) [system] ')'==t
   Fail: (219) [system] ')'==t
   Call: (219) [system] get_char((0x55fbb4538270), t)
   Exit: (219) [system] get_char((0x55fbb4538270), t)
   Call: (219) [system] t=(\)
   Fail: (219) [system] t=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _842276)
   Call: (220) [system] peek_char((0x55fbb4538270), _843210)
   Exit: (220) [system] peek_char((0x55fbb4538270), r)
^  Call: (220) [user] is_delimiter(r)
   Call: (221) [system] char_type(r, space)
   Fail: (221) [system] char_type(r, space)
   Call: (221) [system] arg(_847930, v('(', ')', end_of_file), r)
   Fail: (221) [system] arg(_848862, v('(', ')', end_of_file), r)
^  Fail: (220) [user] is_delimiter(r)
   Call: (220) [system] ')'==r
   Fail: (220) [system] ')'==r
   Call: (220) [system] get_char((0x55fbb4538270), r)
   Exit: (220) [system] get_char((0x55fbb4538270), r)
   Call: (220) [system] r=(\)
   Fail: (220) [system] r=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _856212)
   Call: (221) [system] peek_char((0x55fbb4538270), _857146)
   Exit: (221) [system] peek_char((0x55fbb4538270), o)
^  Call: (221) [user] is_delimiter(o)
   Call: (222) [system] char_type(o, space)
   Fail: (222) [system] char_type(o, space)
   Call: (222) [system] arg(_861866, v('(', ')', end_of_file), o)
   Fail: (222) [system] arg(_862798, v('(', ')', end_of_file), o)
^  Fail: (221) [user] is_delimiter(o)
   Call: (221) [system] ')'==o
   Fail: (221) [system] ')'==o
   Call: (221) [system] get_char((0x55fbb4538270), o)
   Exit: (221) [system] get_char((0x55fbb4538270), o)
   Call: (221) [system] o=(\)
   Fail: (221) [system] o=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _870148)
   Call: (222) [system] peek_char((0x55fbb4538270), _871082)
   Exit: (222) [system] peek_char((0x55fbb4538270), d)
^  Call: (222) [user] is_delimiter(d)
   Call: (223) [system] char_type(d, space)
   Fail: (223) [system] char_type(d, space)
   Call: (223) [system] arg(_875802, v('(', ')', end_of_file), d)
   Fail: (223) [system] arg(_876734, v('(', ')', end_of_file), d)
^  Fail: (222) [user] is_delimiter(d)
   Call: (222) [system] ')'==d
   Fail: (222) [system] ')'==d
   Call: (222) [system] get_char((0x55fbb4538270), d)
   Exit: (222) [system] get_char((0x55fbb4538270), d)
   Call: (222) [system] d=(\)
   Fail: (222) [system] d=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _884084)
   Call: (223) [system] peek_char((0x55fbb4538270), _885018)
   Exit: (223) [system] peek_char((0x55fbb4538270), u)
^  Call: (223) [user] is_delimiter(u)
   Call: (224) [system] char_type(u, space)
   Fail: (224) [system] char_type(u, space)
   Call: (224) [system] arg(_889738, v('(', ')', end_of_file), u)
   Fail: (224) [system] arg(_890670, v('(', ')', end_of_file), u)
^  Fail: (223) [user] is_delimiter(u)
   Call: (223) [system] ')'==u
   Fail: (223) [system] ')'==u
   Call: (223) [system] get_char((0x55fbb4538270), u)
   Exit: (223) [system] get_char((0x55fbb4538270), u)
   Call: (223) [system] u=(\)
   Fail: (223) [system] u=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _898020)
   Call: (224) [system] peek_char((0x55fbb4538270), _898954)
   Exit: (224) [system] peek_char((0x55fbb4538270), c)
^  Call: (224) [user] is_delimiter(c)
   Call: (225) [system] char_type(c, space)
   Fail: (225) [system] char_type(c, space)
   Call: (225) [system] arg(_903674, v('(', ')', end_of_file), c)
   Fail: (225) [system] arg(_904606, v('(', ')', end_of_file), c)
^  Fail: (224) [user] is_delimiter(c)
   Call: (224) [system] ')'==c
   Fail: (224) [system] ')'==c
   Call: (224) [system] get_char((0x55fbb4538270), c)
   Exit: (224) [system] get_char((0x55fbb4538270), c)
   Call: (224) [system] c=(\)
   Fail: (224) [system] c=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _911956)
   Call: (225) [system] peek_char((0x55fbb4538270), _912890)
   Exit: (225) [system] peek_char((0x55fbb4538270), t)
^  Call: (225) [user] is_delimiter(t)
   Call: (226) [system] char_type(t, space)
   Fail: (226) [system] char_type(t, space)
   Call: (226) [system] arg(_917610, v('(', ')', end_of_file), t)
   Fail: (226) [system] arg(_918542, v('(', ')', end_of_file), t)
^  Fail: (225) [user] is_delimiter(t)
   Call: (225) [system] ')'==t
   Fail: (225) [system] ')'==t
   Call: (225) [system] get_char((0x55fbb4538270), t)
   Exit: (225) [system] get_char((0x55fbb4538270), t)
   Call: (225) [system] t=(\)
   Fail: (225) [system] t=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _925892)
   Call: (226) [system] peek_char((0x55fbb4538270), _926826)
   Exit: (226) [system] peek_char((0x55fbb4538270), i)
^  Call: (226) [user] is_delimiter(i)
   Call: (227) [system] char_type(i, space)
   Fail: (227) [system] char_type(i, space)
   Call: (227) [system] arg(_931546, v('(', ')', end_of_file), i)
   Fail: (227) [system] arg(_932478, v('(', ')', end_of_file), i)
^  Fail: (226) [user] is_delimiter(i)
   Call: (226) [system] ')'==i
   Fail: (226) [system] ')'==i
   Call: (226) [system] get_char((0x55fbb4538270), i)
   Exit: (226) [system] get_char((0x55fbb4538270), i)
   Call: (226) [system] i=(\)
   Fail: (226) [system] i=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _939828)
   Call: (227) [system] peek_char((0x55fbb4538270), _940762)
   Exit: (227) [system] peek_char((0x55fbb4538270), o)
^  Call: (227) [user] is_delimiter(o)
   Call: (228) [system] char_type(o, space)
   Fail: (228) [system] char_type(o, space)
   Call: (228) [system] arg(_945482, v('(', ')', end_of_file), o)
   Fail: (228) [system] arg(_946414, v('(', ')', end_of_file), o)
^  Fail: (227) [user] is_delimiter(o)
   Call: (227) [system] ')'==o
   Fail: (227) [system] ')'==o
   Call: (227) [system] get_char((0x55fbb4538270), o)
   Exit: (227) [system] get_char((0x55fbb4538270), o)
   Call: (227) [system] o=(\)
   Fail: (227) [system] o=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _953764)
   Call: (228) [system] peek_char((0x55fbb4538270), _954698)
   Exit: (228) [system] peek_char((0x55fbb4538270), n)
^  Call: (228) [user] is_delimiter(n)
   Call: (229) [system] char_type(n, space)
   Fail: (229) [system] char_type(n, space)
   Call: (229) [system] arg(_959418, v('(', ')', end_of_file), n)
   Fail: (229) [system] arg(_960350, v('(', ')', end_of_file), n)
^  Fail: (228) [user] is_delimiter(n)
   Call: (228) [system] ')'==n
   Fail: (228) [system] ')'==n
   Call: (228) [system] get_char((0x55fbb4538270), n)
   Exit: (228) [system] get_char((0x55fbb4538270), n)
   Call: (228) [system] n=(\)
   Fail: (228) [system] n=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _967700)
   Call: (229) [system] peek_char((0x55fbb4538270), _968634)
   Exit: (229) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (229) [user] is_delimiter(' ')
   Call: (230) [system] char_type(' ', space)
   Exit: (230) [system] char_type(' ', space)
^  Exit: (229) [user] is_delimiter(' ')
   Call: (229) [system] _967700=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (228) [system] _953764=[n]
   Exit: (228) [system] [n]=[n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (227) [system] _939828=[o, n]
   Exit: (227) [system] [o, n]=[o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (226) [system] _925892=[i, o, n]
   Exit: (226) [system] [i, o, n]=[i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (225) [system] _911956=[t, i, o, n]
   Exit: (225) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (224) [system] _898020=[c, t, i, o, n]
   Exit: (224) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (223) [system] _884084=[u, c, t, i, o, n]
   Exit: (223) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (222) [system] _870148=[d, u, c, t, i, o, n]
   Exit: (222) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (221) [system] _856212=[o, d, u, c, t, i, o, n]
   Exit: (221) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (220) [system] _842276=[r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _828340=[t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _814404=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _800468=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _786532=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _772596=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _758660=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _744724=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (212) [system] _730788=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (212) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (211) [system] _716852=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (211) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (210) [system] _702916=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (210) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (209) [system] _688980=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (209) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (208) [system] _675044=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (208) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (207) [system] _661108=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (207) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (206) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _625598)
^  Call: (207) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1039386)
^  Call: (209) [system] setup_call_cleanup('$notrace'(_1040338, _1040340), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1039386), _1040320, fail)), '$restore_trace'(_1040338, _1040340))
^  Call: (210) [system] sig_atomic(system:'$notrace'(_1040338, _1040340))
^  Exit: (209) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1039386), _1040320, fail)), system:'$restore_trace'(3, -1))
   Call: (208) [system] atomic(_1039386)
   Fail: (208) [system] atomic(_1039386)
   Call: (208) [system] atom_chars(_1039386, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (208) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (207) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
   Call: (207) [system] integer('DisjunctionIntroduction')
   Fail: (207) [system] integer('DisjunctionIntroduction')
   Call: (207) [system] _625598='DisjunctionIntroduction'
   Exit: (207) [system] 'DisjunctionIntroduction'='DisjunctionIntroduction'
^  Exit: (206) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (205) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'DisjunctionIntroduction')
^  Exit: (204) [user] cont_sexpr(')', (0x55fbb4538270), 'DisjunctionIntroduction')
^  Call: (204) [user] read_list(')', (0x55fbb4538270), _1054336)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1056194)
   Exit: (206) [system] peek_char((0x55fbb4538270), ' ')
   Call: (206) [system] ' '=(;)
   Fail: (206) [system] ' '=(;)
   Call: (206) [system] ' '=(/)
   Fail: (206) [system] ' '=(/)
^  Call: (206) [user] is_like_space(' ')
   Call: (207) [system] char_type(' ', 'white')
   Exit: (207) [system] char_type(' ', 'white')
^  Exit: (206) [user] is_like_space(' ')
   Call: (206) [system] get_char((0x55fbb4538270), _1065788)
   Exit: (206) [system] get_char((0x55fbb4538270), ' ')
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1068492)
   Exit: (207) [system] peek_char((0x55fbb4538270), a)
   Call: (207) [system] a=(;)
   Fail: (207) [system] a=(;)
   Call: (207) [system] a=(/)
   Fail: (207) [system] a=(/)
^  Call: (207) [user] is_like_space(a)
   Call: (208) [system] char_type(a, 'white')
   Fail: (208) [system] char_type(a, 'white')
   Call: (208) [system] char_type(a, end_of_line)
   Fail: (208) [system] char_type(a, end_of_line)
   Call: (208) [system] char_type(a, space)
   Fail: (208) [system] char_type(a, space)
   Call: (208) [system] char_type(a, cntrl)
   Fail: (208) [system] char_type(a, cntrl)
^  Fail: (207) [user] is_like_space(a)
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1085426)
   Exit: (205) [system] peek_char((0x55fbb4538270), a)
   Call: (205) [system] a=')'
   Fail: (205) [system] a=')'
   Call: (205) [system] a=end_of_file
   Fail: (205) [system] a=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55fbb4538270), _1090996)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1092854)
   Exit: (207) [system] peek_char((0x55fbb4538270), a)
   Call: (207) [system] a=(;)
   Fail: (207) [system] a=(;)
   Call: (207) [system] a=(/)
   Fail: (207) [system] a=(/)
^  Call: (207) [user] is_like_space(a)
   Call: (208) [system] char_type(a, 'white')
   Fail: (208) [system] char_type(a, 'white')
   Call: (208) [system] char_type(a, end_of_line)
   Fail: (208) [system] char_type(a, end_of_line)
   Call: (208) [system] char_type(a, space)
   Fail: (208) [system] char_type(a, space)
   Call: (208) [system] char_type(a, cntrl)
   Fail: (208) [system] char_type(a, cntrl)
^  Fail: (207) [user] is_like_space(a)
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] get_char((0x55fbb4538270), _1108864)
   Exit: (206) [system] get_char((0x55fbb4538270), a)
   Call: (206) [system] a='('
   Fail: (206) [system] a='('
   Call: (206) [system] a='['
   Fail: (206) [system] a='['
   Call: (206) [system] a='{'
   Fail: (206) [system] a='{'
   Call: (206) [system] a='"'
   Fail: (206) [system] a='"'
   Call: (206) [system] a=!
   Fail: (206) [system] a=!
   Call: (206) [system] a='\''
   Fail: (206) [system] a='\''
   Call: (206) [system] a='`'
   Fail: (206) [system] a='`'
   Call: (206) [system] a=end_of_file
   Fail: (206) [system] a=end_of_file
^  Call: (206) [user] read_symbolic(')', (0x55fbb4538270), a, _1090996)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1126506)
   Call: (208) [system] peek_char((0x55fbb4538270), _1127440)
   Exit: (208) [system] peek_char((0x55fbb4538270), b)
^  Call: (208) [user] is_delimiter(b)
   Call: (209) [system] char_type(b, space)
   Fail: (209) [system] char_type(b, space)
   Call: (209) [system] arg(_1132160, v('(', ')', end_of_file), b)
   Fail: (209) [system] arg(_1133092, v('(', ')', end_of_file), b)
^  Fail: (208) [user] is_delimiter(b)
   Call: (208) [system] ')'==b
   Fail: (208) [system] ')'==b
   Call: (208) [system] get_char((0x55fbb4538270), b)
   Exit: (208) [system] get_char((0x55fbb4538270), b)
   Call: (208) [system] b=(\)
   Fail: (208) [system] b=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1140442)
   Call: (209) [system] peek_char((0x55fbb4538270), _1141376)
   Exit: (209) [system] peek_char((0x55fbb4538270), c)
^  Call: (209) [user] is_delimiter(c)
   Call: (210) [system] char_type(c, space)
   Fail: (210) [system] char_type(c, space)
   Call: (210) [system] arg(_1146096, v('(', ')', end_of_file), c)
   Fail: (210) [system] arg(_1147028, v('(', ')', end_of_file), c)
^  Fail: (209) [user] is_delimiter(c)
   Call: (209) [system] ')'==c
   Fail: (209) [system] ')'==c
   Call: (209) [system] get_char((0x55fbb4538270), c)
   Exit: (209) [system] get_char((0x55fbb4538270), c)
   Call: (209) [system] c=(\)
   Fail: (209) [system] c=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1154378)
   Call: (210) [system] peek_char((0x55fbb4538270), _1155312)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _1154378=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (209) [system] _1140442=[c]
   Exit: (209) [system] [c]=[c]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [c])
   Call: (208) [system] _1126506=[b, c]
   Exit: (208) [system] [b, c]=[b, c]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [b, c])
^  Call: (207) [user] classify_and_convert_charseq([a, b, c], _1090996)
^  Call: (208) [user] classify_and_convert_charseq_([a, b, c], _1170184)
^  Call: (210) [system] setup_call_cleanup('$notrace'(_1171136, _1171138), once(user:catch(read_from_chars([a, b, c], _1170184), _1171118, fail)), '$restore_trace'(_1171136, _1171138))
^  Call: (211) [system] sig_atomic(system:'$notrace'(_1171136, _1171138))
^  Exit: (210) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _1171118, fail)), system:'$restore_trace'(3, -1))
   Call: (209) [system] atomic(abc)
   Exit: (209) [system] atomic(abc)
^  Exit: (208) [user] classify_and_convert_charseq_([a, b, c], abc)
   Call: (208) [system] integer(abc)
   Fail: (208) [system] integer(abc)
   Call: (208) [system] _1090996=abc
   Exit: (208) [system] abc=abc
^  Exit: (207) [user] classify_and_convert_charseq([a, b, c], abc)
^  Exit: (206) [user] read_symbolic(')', (0x55fbb4538270), a, abc)
^  Exit: (205) [user] cont_sexpr(')', (0x55fbb4538270), abc)
^  Call: (205) [user] read_list(')', (0x55fbb4538270), _1183264)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1185122)
   Exit: (207) [system] peek_char((0x55fbb4538270), ' ')
   Call: (207) [system] ' '=(;)
   Fail: (207) [system] ' '=(;)
   Call: (207) [system] ' '=(/)
   Fail: (207) [system] ' '=(/)
^  Call: (207) [user] is_like_space(' ')
   Call: (208) [system] char_type(' ', 'white')
   Exit: (208) [system] char_type(' ', 'white')
^  Exit: (207) [user] is_like_space(' ')
   Call: (207) [system] get_char((0x55fbb4538270), _1194716)
   Exit: (207) [system] get_char((0x55fbb4538270), ' ')
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1197420)
   Exit: (208) [system] peek_char((0x55fbb4538270), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
   Call: (208) [system] '('=(/)
   Fail: (208) [system] '('=(/)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1214354)
   Exit: (206) [system] peek_char((0x55fbb4538270), '(')
   Call: (206) [system] '('=')'
   Fail: (206) [system] '('=')'
   Call: (206) [system] '('=end_of_file
   Fail: (206) [system] '('=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55fbb4538270), _1219924)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1221782)
   Exit: (208) [system] peek_char((0x55fbb4538270), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
   Call: (208) [system] '('=(/)
   Fail: (208) [system] '('=(/)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] get_char((0x55fbb4538270), _1237792)
   Exit: (207) [system] get_char((0x55fbb4538270), '(')
   Call: (207) [system] '('='('
   Exit: (207) [system] '('='('
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _1219924)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1243362)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'D')
   Call: (209) [system] 'D'=(;)
   Fail: (209) [system] 'D'=(;)
   Call: (209) [system] 'D'=(/)
   Fail: (209) [system] 'D'=(/)
^  Call: (209) [user] is_like_space('D')
   Call: (210) [system] char_type('D', 'white')
   Fail: (210) [system] char_type('D', 'white')
   Call: (210) [system] char_type('D', end_of_line)
   Fail: (210) [system] char_type('D', end_of_line)
   Call: (210) [system] char_type('D', space)
   Fail: (210) [system] char_type('D', space)
   Call: (210) [system] char_type('D', cntrl)
   Fail: (210) [system] char_type('D', cntrl)
^  Fail: (209) [user] is_like_space('D')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1259372)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'D')
   Call: (208) [system] 'D'=')'
   Fail: (208) [system] 'D'=')'
   Call: (208) [system] 'D'=end_of_file
   Fail: (208) [system] 'D'=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55fbb4538270), _1264942)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1266800)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'D')
   Call: (210) [system] 'D'=(;)
   Fail: (210) [system] 'D'=(;)
   Call: (210) [system] 'D'=(/)
   Fail: (210) [system] 'D'=(/)
^  Call: (210) [user] is_like_space('D')
   Call: (211) [system] char_type('D', 'white')
   Fail: (211) [system] char_type('D', 'white')
   Call: (211) [system] char_type('D', end_of_line)
   Fail: (211) [system] char_type('D', end_of_line)
   Call: (211) [system] char_type('D', space)
   Fail: (211) [system] char_type('D', space)
   Call: (211) [system] char_type('D', cntrl)
   Fail: (211) [system] char_type('D', cntrl)
^  Fail: (210) [user] is_like_space('D')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] get_char((0x55fbb4538270), _1282810)
   Exit: (209) [system] get_char((0x55fbb4538270), 'D')
   Call: (209) [system] 'D'='('
   Fail: (209) [system] 'D'='('
   Call: (209) [system] 'D'='['
   Fail: (209) [system] 'D'='['
   Call: (209) [system] 'D'='{'
   Fail: (209) [system] 'D'='{'
   Call: (209) [system] 'D'='"'
   Fail: (209) [system] 'D'='"'
   Call: (209) [system] 'D'=!
   Fail: (209) [system] 'D'=!
   Call: (209) [system] 'D'='\''
   Fail: (209) [system] 'D'='\''
   Call: (209) [system] 'D'='`'
   Fail: (209) [system] 'D'='`'
   Call: (209) [system] 'D'=end_of_file
   Fail: (209) [system] 'D'=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55fbb4538270), 'D', _1264942)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1300452)
   Call: (211) [system] peek_char((0x55fbb4538270), _1301386)
   Exit: (211) [system] peek_char((0x55fbb4538270), i)
^  Call: (211) [user] is_delimiter(i)
   Call: (212) [system] char_type(i, space)
   Fail: (212) [system] char_type(i, space)
   Call: (212) [system] arg(_1306106, v('(', ')', end_of_file), i)
   Fail: (212) [system] arg(_1307038, v('(', ')', end_of_file), i)
^  Fail: (211) [user] is_delimiter(i)
   Call: (211) [system] ')'==i
   Fail: (211) [system] ')'==i
   Call: (211) [system] get_char((0x55fbb4538270), i)
   Exit: (211) [system] get_char((0x55fbb4538270), i)
   Call: (211) [system] i=(\)
   Fail: (211) [system] i=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1314388)
   Call: (212) [system] peek_char((0x55fbb4538270), _1315322)
   Exit: (212) [system] peek_char((0x55fbb4538270), s)
^  Call: (212) [user] is_delimiter(s)
   Call: (213) [system] char_type(s, space)
   Fail: (213) [system] char_type(s, space)
   Call: (213) [system] arg(_1320042, v('(', ')', end_of_file), s)
   Fail: (213) [system] arg(_1320974, v('(', ')', end_of_file), s)
^  Fail: (212) [user] is_delimiter(s)
   Call: (212) [system] ')'==s
   Fail: (212) [system] ')'==s
   Call: (212) [system] get_char((0x55fbb4538270), s)
   Exit: (212) [system] get_char((0x55fbb4538270), s)
   Call: (212) [system] s=(\)
   Fail: (212) [system] s=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1328324)
   Call: (213) [system] peek_char((0x55fbb4538270), _1329258)
   Exit: (213) [system] peek_char((0x55fbb4538270), j)
^  Call: (213) [user] is_delimiter(j)
   Call: (214) [system] char_type(j, space)
   Fail: (214) [system] char_type(j, space)
   Call: (214) [system] arg(_1333978, v('(', ')', end_of_file), j)
   Fail: (214) [system] arg(_1334910, v('(', ')', end_of_file), j)
^  Fail: (213) [user] is_delimiter(j)
   Call: (213) [system] ')'==j
   Fail: (213) [system] ')'==j
   Call: (213) [system] get_char((0x55fbb4538270), j)
   Exit: (213) [system] get_char((0x55fbb4538270), j)
   Call: (213) [system] j=(\)
   Fail: (213) [system] j=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1342260)
   Call: (214) [system] peek_char((0x55fbb4538270), _1343194)
   Exit: (214) [system] peek_char((0x55fbb4538270), u)
^  Call: (214) [user] is_delimiter(u)
   Call: (215) [system] char_type(u, space)
   Fail: (215) [system] char_type(u, space)
   Call: (215) [system] arg(_1347914, v('(', ')', end_of_file), u)
   Fail: (215) [system] arg(_1348846, v('(', ')', end_of_file), u)
^  Fail: (214) [user] is_delimiter(u)
   Call: (214) [system] ')'==u
   Fail: (214) [system] ')'==u
   Call: (214) [system] get_char((0x55fbb4538270), u)
   Exit: (214) [system] get_char((0x55fbb4538270), u)
   Call: (214) [system] u=(\)
   Fail: (214) [system] u=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1356196)
   Call: (215) [system] peek_char((0x55fbb4538270), _1357130)
   Exit: (215) [system] peek_char((0x55fbb4538270), n)
^  Call: (215) [user] is_delimiter(n)
   Call: (216) [system] char_type(n, space)
   Fail: (216) [system] char_type(n, space)
   Call: (216) [system] arg(_1361850, v('(', ')', end_of_file), n)
   Fail: (216) [system] arg(_1362782, v('(', ')', end_of_file), n)
^  Fail: (215) [user] is_delimiter(n)
   Call: (215) [system] ')'==n
   Fail: (215) [system] ')'==n
   Call: (215) [system] get_char((0x55fbb4538270), n)
   Exit: (215) [system] get_char((0x55fbb4538270), n)
   Call: (215) [system] n=(\)
   Fail: (215) [system] n=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1370132)
   Call: (216) [system] peek_char((0x55fbb4538270), _1371066)
   Exit: (216) [system] peek_char((0x55fbb4538270), c)
^  Call: (216) [user] is_delimiter(c)
   Call: (217) [system] char_type(c, space)
   Fail: (217) [system] char_type(c, space)
   Call: (217) [system] arg(_1375786, v('(', ')', end_of_file), c)
   Fail: (217) [system] arg(_1376718, v('(', ')', end_of_file), c)
^  Fail: (216) [user] is_delimiter(c)
   Call: (216) [system] ')'==c
   Fail: (216) [system] ')'==c
   Call: (216) [system] get_char((0x55fbb4538270), c)
   Exit: (216) [system] get_char((0x55fbb4538270), c)
   Call: (216) [system] c=(\)
   Fail: (216) [system] c=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1384068)
   Call: (217) [system] peek_char((0x55fbb4538270), _1385002)
   Exit: (217) [system] peek_char((0x55fbb4538270), t)
^  Call: (217) [user] is_delimiter(t)
   Call: (218) [system] char_type(t, space)
   Fail: (218) [system] char_type(t, space)
   Call: (218) [system] arg(_1389722, v('(', ')', end_of_file), t)
   Fail: (218) [system] arg(_1390654, v('(', ')', end_of_file), t)
^  Fail: (217) [user] is_delimiter(t)
   Call: (217) [system] ')'==t
   Fail: (217) [system] ')'==t
   Call: (217) [system] get_char((0x55fbb4538270), t)
   Exit: (217) [system] get_char((0x55fbb4538270), t)
   Call: (217) [system] t=(\)
   Fail: (217) [system] t=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1398004)
   Call: (218) [system] peek_char((0x55fbb4538270), _1398938)
   Exit: (218) [system] peek_char((0x55fbb4538270), i)
^  Call: (218) [user] is_delimiter(i)
   Call: (219) [system] char_type(i, space)
   Fail: (219) [system] char_type(i, space)
   Call: (219) [system] arg(_1403658, v('(', ')', end_of_file), i)
   Fail: (219) [system] arg(_1404590, v('(', ')', end_of_file), i)
^  Fail: (218) [user] is_delimiter(i)
   Call: (218) [system] ')'==i
   Fail: (218) [system] ')'==i
   Call: (218) [system] get_char((0x55fbb4538270), i)
   Exit: (218) [system] get_char((0x55fbb4538270), i)
   Call: (218) [system] i=(\)
   Fail: (218) [system] i=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1411940)
   Call: (219) [system] peek_char((0x55fbb4538270), _1412874)
   Exit: (219) [system] peek_char((0x55fbb4538270), o)
^  Call: (219) [user] is_delimiter(o)
   Call: (220) [system] char_type(o, space)
   Fail: (220) [system] char_type(o, space)
   Call: (220) [system] arg(_1417594, v('(', ')', end_of_file), o)
   Fail: (220) [system] arg(_1418526, v('(', ')', end_of_file), o)
^  Fail: (219) [user] is_delimiter(o)
   Call: (219) [system] ')'==o
   Fail: (219) [system] ')'==o
   Call: (219) [system] get_char((0x55fbb4538270), o)
   Exit: (219) [system] get_char((0x55fbb4538270), o)
   Call: (219) [system] o=(\)
   Fail: (219) [system] o=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1425876)
   Call: (220) [system] peek_char((0x55fbb4538270), _1426810)
   Exit: (220) [system] peek_char((0x55fbb4538270), n)
^  Call: (220) [user] is_delimiter(n)
   Call: (221) [system] char_type(n, space)
   Fail: (221) [system] char_type(n, space)
   Call: (221) [system] arg(_1431530, v('(', ')', end_of_file), n)
   Fail: (221) [system] arg(_1432462, v('(', ')', end_of_file), n)
^  Fail: (220) [user] is_delimiter(n)
   Call: (220) [system] ')'==n
   Fail: (220) [system] ')'==n
   Call: (220) [system] get_char((0x55fbb4538270), n)
   Exit: (220) [system] get_char((0x55fbb4538270), n)
   Call: (220) [system] n=(\)
   Fail: (220) [system] n=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1439812)
   Call: (221) [system] peek_char((0x55fbb4538270), _1440746)
   Exit: (221) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (221) [user] is_delimiter('I')
   Call: (222) [system] char_type('I', space)
   Fail: (222) [system] char_type('I', space)
   Call: (222) [system] arg(_1445466, v('(', ')', end_of_file), 'I')
   Fail: (222) [system] arg(_1446398, v('(', ')', end_of_file), 'I')
^  Fail: (221) [user] is_delimiter('I')
   Call: (221) [system] ')'=='I'
   Fail: (221) [system] ')'=='I'
   Call: (221) [system] get_char((0x55fbb4538270), 'I')
   Exit: (221) [system] get_char((0x55fbb4538270), 'I')
   Call: (221) [system] 'I'=(\)
   Fail: (221) [system] 'I'=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1453748)
   Call: (222) [system] peek_char((0x55fbb4538270), _1454682)
   Exit: (222) [system] peek_char((0x55fbb4538270), n)
^  Call: (222) [user] is_delimiter(n)
   Call: (223) [system] char_type(n, space)
   Fail: (223) [system] char_type(n, space)
   Call: (223) [system] arg(_1459402, v('(', ')', end_of_file), n)
   Fail: (223) [system] arg(_1460334, v('(', ')', end_of_file), n)
^  Fail: (222) [user] is_delimiter(n)
   Call: (222) [system] ')'==n
   Fail: (222) [system] ')'==n
   Call: (222) [system] get_char((0x55fbb4538270), n)
   Exit: (222) [system] get_char((0x55fbb4538270), n)
   Call: (222) [system] n=(\)
   Fail: (222) [system] n=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _1467684)
   Call: (223) [system] peek_char((0x55fbb4538270), _1468618)
   Exit: (223) [system] peek_char((0x55fbb4538270), t)
^  Call: (223) [user] is_delimiter(t)
   Call: (224) [system] char_type(t, space)
   Fail: (224) [system] char_type(t, space)
   Call: (224) [system] arg(_1473338, v('(', ')', end_of_file), t)
   Fail: (224) [system] arg(_1474270, v('(', ')', end_of_file), t)
^  Fail: (223) [user] is_delimiter(t)
   Call: (223) [system] ')'==t
   Fail: (223) [system] ')'==t
   Call: (223) [system] get_char((0x55fbb4538270), t)
   Exit: (223) [system] get_char((0x55fbb4538270), t)
   Call: (223) [system] t=(\)
   Fail: (223) [system] t=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _1481620)
   Call: (224) [system] peek_char((0x55fbb4538270), _1482554)
   Exit: (224) [system] peek_char((0x55fbb4538270), r)
^  Call: (224) [user] is_delimiter(r)
   Call: (225) [system] char_type(r, space)
   Fail: (225) [system] char_type(r, space)
   Call: (225) [system] arg(_1487274, v('(', ')', end_of_file), r)
   Fail: (225) [system] arg(_1488206, v('(', ')', end_of_file), r)
^  Fail: (224) [user] is_delimiter(r)
   Call: (224) [system] ')'==r
   Fail: (224) [system] ')'==r
   Call: (224) [system] get_char((0x55fbb4538270), r)
   Exit: (224) [system] get_char((0x55fbb4538270), r)
   Call: (224) [system] r=(\)
   Fail: (224) [system] r=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _1495556)
   Call: (225) [system] peek_char((0x55fbb4538270), _1496490)
   Exit: (225) [system] peek_char((0x55fbb4538270), o)
^  Call: (225) [user] is_delimiter(o)
   Call: (226) [system] char_type(o, space)
   Fail: (226) [system] char_type(o, space)
   Call: (226) [system] arg(_1501210, v('(', ')', end_of_file), o)
   Fail: (226) [system] arg(_1502142, v('(', ')', end_of_file), o)
^  Fail: (225) [user] is_delimiter(o)
   Call: (225) [system] ')'==o
   Fail: (225) [system] ')'==o
   Call: (225) [system] get_char((0x55fbb4538270), o)
   Exit: (225) [system] get_char((0x55fbb4538270), o)
   Call: (225) [system] o=(\)
   Fail: (225) [system] o=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _1509492)
   Call: (226) [system] peek_char((0x55fbb4538270), _1510426)
   Exit: (226) [system] peek_char((0x55fbb4538270), d)
^  Call: (226) [user] is_delimiter(d)
   Call: (227) [system] char_type(d, space)
   Fail: (227) [system] char_type(d, space)
   Call: (227) [system] arg(_1515146, v('(', ')', end_of_file), d)
   Fail: (227) [system] arg(_1516078, v('(', ')', end_of_file), d)
^  Fail: (226) [user] is_delimiter(d)
   Call: (226) [system] ')'==d
   Fail: (226) [system] ')'==d
   Call: (226) [system] get_char((0x55fbb4538270), d)
   Exit: (226) [system] get_char((0x55fbb4538270), d)
   Call: (226) [system] d=(\)
   Fail: (226) [system] d=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _1523428)
   Call: (227) [system] peek_char((0x55fbb4538270), _1524362)
   Exit: (227) [system] peek_char((0x55fbb4538270), u)
^  Call: (227) [user] is_delimiter(u)
   Call: (228) [system] char_type(u, space)
   Fail: (228) [system] char_type(u, space)
   Call: (228) [system] arg(_1529082, v('(', ')', end_of_file), u)
   Fail: (228) [system] arg(_1530014, v('(', ')', end_of_file), u)
^  Fail: (227) [user] is_delimiter(u)
   Call: (227) [system] ')'==u
   Fail: (227) [system] ')'==u
   Call: (227) [system] get_char((0x55fbb4538270), u)
   Exit: (227) [system] get_char((0x55fbb4538270), u)
   Call: (227) [system] u=(\)
   Fail: (227) [system] u=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _1537364)
   Call: (228) [system] peek_char((0x55fbb4538270), _1538298)
   Exit: (228) [system] peek_char((0x55fbb4538270), c)
^  Call: (228) [user] is_delimiter(c)
   Call: (229) [system] char_type(c, space)
   Fail: (229) [system] char_type(c, space)
   Call: (229) [system] arg(_1543018, v('(', ')', end_of_file), c)
   Fail: (229) [system] arg(_1543950, v('(', ')', end_of_file), c)
^  Fail: (228) [user] is_delimiter(c)
   Call: (228) [system] ')'==c
   Fail: (228) [system] ')'==c
   Call: (228) [system] get_char((0x55fbb4538270), c)
   Exit: (228) [system] get_char((0x55fbb4538270), c)
   Call: (228) [system] c=(\)
   Fail: (228) [system] c=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _1551300)
   Call: (229) [system] peek_char((0x55fbb4538270), _1552234)
   Exit: (229) [system] peek_char((0x55fbb4538270), t)
^  Call: (229) [user] is_delimiter(t)
   Call: (230) [system] char_type(t, space)
   Fail: (230) [system] char_type(t, space)
   Call: (230) [system] arg(_1556954, v('(', ')', end_of_file), t)
   Fail: (230) [system] arg(_1557886, v('(', ')', end_of_file), t)
^  Fail: (229) [user] is_delimiter(t)
   Call: (229) [system] ')'==t
   Fail: (229) [system] ')'==t
   Call: (229) [system] get_char((0x55fbb4538270), t)
   Exit: (229) [system] get_char((0x55fbb4538270), t)
   Call: (229) [system] t=(\)
   Fail: (229) [system] t=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _1565236)
   Call: (230) [system] peek_char((0x55fbb4538270), _1566170)
   Exit: (230) [system] peek_char((0x55fbb4538270), i)
^  Call: (230) [user] is_delimiter(i)
   Call: (231) [system] char_type(i, space)
   Fail: (231) [system] char_type(i, space)
   Call: (231) [system] arg(_1570890, v('(', ')', end_of_file), i)
   Fail: (231) [system] arg(_1571822, v('(', ')', end_of_file), i)
^  Fail: (230) [user] is_delimiter(i)
   Call: (230) [system] ')'==i
   Fail: (230) [system] ')'==i
   Call: (230) [system] get_char((0x55fbb4538270), i)
   Exit: (230) [system] get_char((0x55fbb4538270), i)
   Call: (230) [system] i=(\)
   Fail: (230) [system] i=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _1579172)
   Call: (231) [system] peek_char((0x55fbb4538270), _1580106)
   Exit: (231) [system] peek_char((0x55fbb4538270), o)
^  Call: (231) [user] is_delimiter(o)
   Call: (232) [system] char_type(o, space)
   Fail: (232) [system] char_type(o, space)
   Call: (232) [system] arg(_1584826, v('(', ')', end_of_file), o)
   Fail: (232) [system] arg(_1585758, v('(', ')', end_of_file), o)
^  Fail: (231) [user] is_delimiter(o)
   Call: (231) [system] ')'==o
   Fail: (231) [system] ')'==o
   Call: (231) [system] get_char((0x55fbb4538270), o)
   Exit: (231) [system] get_char((0x55fbb4538270), o)
   Call: (231) [system] o=(\)
   Fail: (231) [system] o=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _1593108)
   Call: (232) [system] peek_char((0x55fbb4538270), _1594042)
   Exit: (232) [system] peek_char((0x55fbb4538270), n)
^  Call: (232) [user] is_delimiter(n)
   Call: (233) [system] char_type(n, space)
   Fail: (233) [system] char_type(n, space)
   Call: (233) [system] arg(_1598762, v('(', ')', end_of_file), n)
   Fail: (233) [system] arg(_1599694, v('(', ')', end_of_file), n)
^  Fail: (232) [user] is_delimiter(n)
   Call: (232) [system] ')'==n
   Fail: (232) [system] ')'==n
   Call: (232) [system] get_char((0x55fbb4538270), n)
   Exit: (232) [system] get_char((0x55fbb4538270), n)
   Call: (232) [system] n=(\)
   Fail: (232) [system] n=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _1607044)
   Call: (233) [system] peek_char((0x55fbb4538270), _1607978)
   Exit: (233) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (233) [user] is_delimiter(' ')
   Call: (234) [system] char_type(' ', space)
   Exit: (234) [system] char_type(' ', space)
^  Exit: (233) [user] is_delimiter(' ')
   Call: (233) [system] _1607044=[]
   Exit: (233) [system] []=[]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (232) [system] _1593108=[n]
   Exit: (232) [system] [n]=[n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (231) [system] _1579172=[o, n]
   Exit: (231) [system] [o, n]=[o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (230) [system] _1565236=[i, o, n]
   Exit: (230) [system] [i, o, n]=[i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (229) [system] _1551300=[t, i, o, n]
   Exit: (229) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (228) [system] _1537364=[c, t, i, o, n]
   Exit: (228) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (227) [system] _1523428=[u, c, t, i, o, n]
   Exit: (227) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (226) [system] _1509492=[d, u, c, t, i, o, n]
   Exit: (226) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (225) [system] _1495556=[o, d, u, c, t, i, o, n]
   Exit: (225) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (224) [system] _1481620=[r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _1467684=[t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _1453748=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _1439812=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _1425876=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _1411940=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _1398004=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _1384068=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _1370132=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _1356196=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _1342260=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _1328324=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (212) [system] _1314388=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (212) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (211) [system] _1300452=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (211) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (210) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1264942)
^  Call: (211) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1678730)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_1679682, _1679684), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1678730), _1679664, fail)), '$restore_trace'(_1679682, _1679684))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_1679682, _1679684))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1678730), _1679664, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(_1678730)
   Fail: (212) [system] atomic(_1678730)
   Call: (212) [system] atom_chars(_1678730, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (212) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (211) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
   Call: (211) [system] integer('DisjunctionIntroduction')
   Fail: (211) [system] integer('DisjunctionIntroduction')
   Call: (211) [system] _1264942='DisjunctionIntroduction'
   Exit: (211) [system] 'DisjunctionIntroduction'='DisjunctionIntroduction'
^  Exit: (210) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (209) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'DisjunctionIntroduction')
^  Exit: (208) [user] cont_sexpr(')', (0x55fbb4538270), 'DisjunctionIntroduction')
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _1693680)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1695538)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
   Call: (210) [system] ' '=(/)
   Fail: (210) [system] ' '=(/)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55fbb4538270), _1705132)
   Exit: (210) [system] get_char((0x55fbb4538270), ' ')
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1707836)
   Exit: (211) [system] peek_char((0x55fbb4538270), a)
   Call: (211) [system] a=(;)
   Fail: (211) [system] a=(;)
   Call: (211) [system] a=(/)
   Fail: (211) [system] a=(/)
^  Call: (211) [user] is_like_space(a)
   Call: (212) [system] char_type(a, 'white')
   Fail: (212) [system] char_type(a, 'white')
   Call: (212) [system] char_type(a, end_of_line)
   Fail: (212) [system] char_type(a, end_of_line)
   Call: (212) [system] char_type(a, space)
   Fail: (212) [system] char_type(a, space)
   Call: (212) [system] char_type(a, cntrl)
   Fail: (212) [system] char_type(a, cntrl)
^  Fail: (211) [user] is_like_space(a)
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1724770)
   Exit: (209) [system] peek_char((0x55fbb4538270), a)
   Call: (209) [system] a=')'
   Fail: (209) [system] a=')'
   Call: (209) [system] a=end_of_file
   Fail: (209) [system] a=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55fbb4538270), _1730340)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1732198)
   Exit: (211) [system] peek_char((0x55fbb4538270), a)
   Call: (211) [system] a=(;)
   Fail: (211) [system] a=(;)
   Call: (211) [system] a=(/)
   Fail: (211) [system] a=(/)
^  Call: (211) [user] is_like_space(a)
   Call: (212) [system] char_type(a, 'white')
   Fail: (212) [system] char_type(a, 'white')
   Call: (212) [system] char_type(a, end_of_line)
   Fail: (212) [system] char_type(a, end_of_line)
   Call: (212) [system] char_type(a, space)
   Fail: (212) [system] char_type(a, space)
   Call: (212) [system] char_type(a, cntrl)
   Fail: (212) [system] char_type(a, cntrl)
^  Fail: (211) [user] is_like_space(a)
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] get_char((0x55fbb4538270), _1748208)
   Exit: (210) [system] get_char((0x55fbb4538270), a)
   Call: (210) [system] a='('
   Fail: (210) [system] a='('
   Call: (210) [system] a='['
   Fail: (210) [system] a='['
   Call: (210) [system] a='{'
   Fail: (210) [system] a='{'
   Call: (210) [system] a='"'
   Fail: (210) [system] a='"'
   Call: (210) [system] a=!
   Fail: (210) [system] a=!
   Call: (210) [system] a='\''
   Fail: (210) [system] a='\''
   Call: (210) [system] a='`'
   Fail: (210) [system] a='`'
   Call: (210) [system] a=end_of_file
   Fail: (210) [system] a=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55fbb4538270), a, _1730340)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1765850)
   Call: (212) [system] peek_char((0x55fbb4538270), _1766784)
   Exit: (212) [system] peek_char((0x55fbb4538270), b)
^  Call: (212) [user] is_delimiter(b)
   Call: (213) [system] char_type(b, space)
   Fail: (213) [system] char_type(b, space)
   Call: (213) [system] arg(_1771504, v('(', ')', end_of_file), b)
   Fail: (213) [system] arg(_1772436, v('(', ')', end_of_file), b)
^  Fail: (212) [user] is_delimiter(b)
   Call: (212) [system] ')'==b
   Fail: (212) [system] ')'==b
   Call: (212) [system] get_char((0x55fbb4538270), b)
   Exit: (212) [system] get_char((0x55fbb4538270), b)
   Call: (212) [system] b=(\)
   Fail: (212) [system] b=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1779786)
   Call: (213) [system] peek_char((0x55fbb4538270), _1780720)
   Exit: (213) [system] peek_char((0x55fbb4538270), c)
^  Call: (213) [user] is_delimiter(c)
   Call: (214) [system] char_type(c, space)
   Fail: (214) [system] char_type(c, space)
   Call: (214) [system] arg(_1785440, v('(', ')', end_of_file), c)
   Fail: (214) [system] arg(_1786372, v('(', ')', end_of_file), c)
^  Fail: (213) [user] is_delimiter(c)
   Call: (213) [system] ')'==c
   Fail: (213) [system] ')'==c
   Call: (213) [system] get_char((0x55fbb4538270), c)
   Exit: (213) [system] get_char((0x55fbb4538270), c)
   Call: (213) [system] c=(\)
   Fail: (213) [system] c=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1793722)
   Call: (214) [system] peek_char((0x55fbb4538270), _1794656)
   Exit: (214) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (214) [user] is_delimiter(' ')
   Call: (215) [system] char_type(' ', space)
   Exit: (215) [system] char_type(' ', space)
^  Exit: (214) [user] is_delimiter(' ')
   Call: (214) [system] _1793722=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (213) [system] _1779786=[c]
   Exit: (213) [system] [c]=[c]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [c])
   Call: (212) [system] _1765850=[b, c]
   Exit: (212) [system] [b, c]=[b, c]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [b, c])
^  Call: (211) [user] classify_and_convert_charseq([a, b, c], _1730340)
^  Call: (212) [user] classify_and_convert_charseq_([a, b, c], _1809528)
^  Call: (214) [system] setup_call_cleanup('$notrace'(_1810480, _1810482), once(user:catch(read_from_chars([a, b, c], _1809528), _1810462, fail)), '$restore_trace'(_1810480, _1810482))
^  Call: (215) [system] sig_atomic(system:'$notrace'(_1810480, _1810482))
^  Exit: (214) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _1810462, fail)), system:'$restore_trace'(3, -1))
   Call: (213) [system] atomic(abc)
   Exit: (213) [system] atomic(abc)
^  Exit: (212) [user] classify_and_convert_charseq_([a, b, c], abc)
   Call: (212) [system] integer(abc)
   Fail: (212) [system] integer(abc)
   Call: (212) [system] _1730340=abc
   Exit: (212) [system] abc=abc
^  Exit: (211) [user] classify_and_convert_charseq([a, b, c], abc)
^  Exit: (210) [user] read_symbolic(')', (0x55fbb4538270), a, abc)
^  Exit: (209) [user] cont_sexpr(')', (0x55fbb4538270), abc)
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _1822608)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1824466)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
   Call: (211) [system] ' '=(/)
   Fail: (211) [system] ' '=(/)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55fbb4538270), _1834060)
   Exit: (211) [system] get_char((0x55fbb4538270), ' ')
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1836764)
   Exit: (212) [system] peek_char((0x55fbb4538270), c)
   Call: (212) [system] c=(;)
   Fail: (212) [system] c=(;)
   Call: (212) [system] c=(/)
   Fail: (212) [system] c=(/)
^  Call: (212) [user] is_like_space(c)
   Call: (213) [system] char_type(c, 'white')
   Fail: (213) [system] char_type(c, 'white')
   Call: (213) [system] char_type(c, end_of_line)
   Fail: (213) [system] char_type(c, end_of_line)
   Call: (213) [system] char_type(c, space)
   Fail: (213) [system] char_type(c, space)
   Call: (213) [system] char_type(c, cntrl)
   Fail: (213) [system] char_type(c, cntrl)
^  Fail: (212) [user] is_like_space(c)
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1853698)
   Exit: (210) [system] peek_char((0x55fbb4538270), c)
   Call: (210) [system] c=')'
   Fail: (210) [system] c=')'
   Call: (210) [system] c=end_of_file
   Fail: (210) [system] c=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55fbb4538270), _1859268)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1861126)
   Exit: (212) [system] peek_char((0x55fbb4538270), c)
   Call: (212) [system] c=(;)
   Fail: (212) [system] c=(;)
   Call: (212) [system] c=(/)
   Fail: (212) [system] c=(/)
^  Call: (212) [user] is_like_space(c)
   Call: (213) [system] char_type(c, 'white')
   Fail: (213) [system] char_type(c, 'white')
   Call: (213) [system] char_type(c, end_of_line)
   Fail: (213) [system] char_type(c, end_of_line)
   Call: (213) [system] char_type(c, space)
   Fail: (213) [system] char_type(c, space)
   Call: (213) [system] char_type(c, cntrl)
   Fail: (213) [system] char_type(c, cntrl)
^  Fail: (212) [user] is_like_space(c)
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] get_char((0x55fbb4538270), _1877136)
   Exit: (211) [system] get_char((0x55fbb4538270), c)
   Call: (211) [system] c='('
   Fail: (211) [system] c='('
   Call: (211) [system] c='['
   Fail: (211) [system] c='['
   Call: (211) [system] c='{'
   Fail: (211) [system] c='{'
   Call: (211) [system] c='"'
   Fail: (211) [system] c='"'
   Call: (211) [system] c=!
   Fail: (211) [system] c=!
   Call: (211) [system] c='\''
   Fail: (211) [system] c='\''
   Call: (211) [system] c='`'
   Fail: (211) [system] c='`'
   Call: (211) [system] c=end_of_file
   Fail: (211) [system] c=end_of_file
^  Call: (211) [user] read_symbolic(')', (0x55fbb4538270), c, _1859268)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1894778)
   Call: (213) [system] peek_char((0x55fbb4538270), _1895712)
   Exit: (213) [system] peek_char((0x55fbb4538270), d)
^  Call: (213) [user] is_delimiter(d)
   Call: (214) [system] char_type(d, space)
   Fail: (214) [system] char_type(d, space)
   Call: (214) [system] arg(_1900432, v('(', ')', end_of_file), d)
   Fail: (214) [system] arg(_1901364, v('(', ')', end_of_file), d)
^  Fail: (213) [user] is_delimiter(d)
   Call: (213) [system] ')'==d
   Fail: (213) [system] ')'==d
   Call: (213) [system] get_char((0x55fbb4538270), d)
   Exit: (213) [system] get_char((0x55fbb4538270), d)
   Call: (213) [system] d=(\)
   Fail: (213) [system] d=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1908714)
   Call: (214) [system] peek_char((0x55fbb4538270), _1909648)
   Exit: (214) [system] peek_char((0x55fbb4538270), e)
^  Call: (214) [user] is_delimiter(e)
   Call: (215) [system] char_type(e, space)
   Fail: (215) [system] char_type(e, space)
   Call: (215) [system] arg(_1914368, v('(', ')', end_of_file), e)
   Fail: (215) [system] arg(_1915300, v('(', ')', end_of_file), e)
^  Fail: (214) [user] is_delimiter(e)
   Call: (214) [system] ')'==e
   Fail: (214) [system] ')'==e
   Call: (214) [system] get_char((0x55fbb4538270), e)
   Exit: (214) [system] get_char((0x55fbb4538270), e)
   Call: (214) [system] e=(\)
   Fail: (214) [system] e=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1922650)
   Call: (215) [system] peek_char((0x55fbb4538270), _1923584)
   Exit: (215) [system] peek_char((0x55fbb4538270), ')')
^  Call: (215) [user] is_delimiter(')')
   Call: (216) [system] char_type(')', space)
   Fail: (216) [system] char_type(')', space)
   Call: (216) [system] arg(_1928304, v('(', ')', end_of_file), ')')
   Exit: (216) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (215) [user] is_delimiter(')')
   Call: (215) [system] _1922650=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (214) [system] _1908714=[e]
   Exit: (214) [system] [e]=[e]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (213) [system] _1894778=[d, e]
   Exit: (213) [system] [d, e]=[d, e]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, e])
^  Call: (212) [user] classify_and_convert_charseq([c, d, e], _1859268)
^  Call: (213) [user] classify_and_convert_charseq_([c, d, e], _1940328)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_1941280, _1941282), once(user:catch(read_from_chars([c, d, e], _1940328), _1941262, fail)), '$restore_trace'(_1941280, _1941282))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_1941280, _1941282))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _1941262, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(cde)
   Exit: (214) [system] atomic(cde)
^  Exit: (213) [user] classify_and_convert_charseq_([c, d, e], cde)
   Call: (213) [system] integer(cde)
   Fail: (213) [system] integer(cde)
   Call: (213) [system] _1859268=cde
   Exit: (213) [system] cde=cde
^  Exit: (212) [user] classify_and_convert_charseq([c, d, e], cde)
^  Exit: (211) [user] read_symbolic(')', (0x55fbb4538270), c, cde)
^  Exit: (210) [user] cont_sexpr(')', (0x55fbb4538270), cde)
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _1953408)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1955266)
   Exit: (212) [system] peek_char((0x55fbb4538270), ')')
   Call: (212) [system] ')'=(;)
   Fail: (212) [system] ')'=(;)
   Call: (212) [system] ')'=(/)
   Fail: (212) [system] ')'=(/)
^  Call: (212) [user] is_like_space(')')
   Call: (213) [system] char_type(')', 'white')
   Fail: (213) [system] char_type(')', 'white')
   Call: (213) [system] char_type(')', end_of_line)
   Fail: (213) [system] char_type(')', end_of_line)
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] char_type(')', cntrl)
   Fail: (213) [system] char_type(')', cntrl)
^  Fail: (212) [user] is_like_space(')')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1971276)
   Exit: (211) [system] peek_char((0x55fbb4538270), ')')
   Call: (211) [system] ')'=')'
   Exit: (211) [system] ')'=')'
   Call: (211) [system] get_char((0x55fbb4538270), _1975066)
   Exit: (211) [system] get_char((0x55fbb4538270), ')')
   Call: (211) [system] _1953408=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), [])
   Call: (210) [system] _1822608=[cde]
   Exit: (210) [system] [cde]=[cde]
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), [cde])
   Call: (209) [system] _1693680=[abc, cde]
   Exit: (209) [system] [abc, cde]=[abc, cde]
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), [abc, cde])
   Call: (208) [system] _1219924=['DisjunctionIntroduction', abc, cde]
   Exit: (208) [system] ['DisjunctionIntroduction', abc, cde]=['DisjunctionIntroduction', abc, cde]
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), ['DisjunctionIntroduction', abc, cde])
^  Exit: (206) [user] cont_sexpr(')', (0x55fbb4538270), ['DisjunctionIntroduction', abc, cde])
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _1988948)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1990806)
   Exit: (208) [system] peek_char((0x55fbb4538270), ')')
   Call: (208) [system] ')'=(;)
   Fail: (208) [system] ')'=(;)
   Call: (208) [system] ')'=(/)
   Fail: (208) [system] ')'=(/)
^  Call: (208) [user] is_like_space(')')
   Call: (209) [system] char_type(')', 'white')
   Fail: (209) [system] char_type(')', 'white')
   Call: (209) [system] char_type(')', end_of_line)
   Fail: (209) [system] char_type(')', end_of_line)
   Call: (209) [system] char_type(')', space)
   Fail: (209) [system] char_type(')', space)
   Call: (209) [system] char_type(')', cntrl)
   Fail: (209) [system] char_type(')', cntrl)
^  Fail: (208) [user] is_like_space(')')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _2006816)
   Exit: (207) [system] peek_char((0x55fbb4538270), ')')
   Call: (207) [system] ')'=')'
   Exit: (207) [system] ')'=')'
   Call: (207) [system] get_char((0x55fbb4538270), _2010606)
   Exit: (207) [system] get_char((0x55fbb4538270), ')')
   Call: (207) [system] _1988948=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), [])
   Call: (206) [system] _1183264=[['DisjunctionIntroduction', abc, cde]]
   Exit: (206) [system] [['DisjunctionIntroduction', abc, cde]]=[['DisjunctionIntroduction', abc, cde]]
^  Exit: (205) [user] read_list(')', (0x55fbb4538270), [['DisjunctionIntroduction', abc, cde]])
   Call: (205) [system] _1054336=[abc, ['DisjunctionIntroduction', abc, cde]]
   Exit: (205) [system] [abc, ['DisjunctionIntroduction', abc, cde]]=[abc, ['DisjunctionIntroduction', abc, cde]]
^  Exit: (204) [user] read_list(')', (0x55fbb4538270), [abc, ['DisjunctionIntroduction', abc, cde]])
   Call: (204) [system] _580580=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, cde]]
   Exit: (204) [system] ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, cde]]=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, cde]]
^  Exit: (203) [user] read_list(')', (0x55fbb4538270), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, cde]])
^  Exit: (202) [user] cont_sexpr(')', (0x55fbb4538270), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, cde]])
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _2024488)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _2026346)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
   Call: (204) [system] ' '=(/)
   Fail: (204) [system] ' '=(/)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55fbb4538270), _2035940)
   Exit: (204) [system] get_char((0x55fbb4538270), ' ')
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _2038644)
   Exit: (205) [system] peek_char((0x55fbb4538270), '(')
   Call: (205) [system] '('=(;)
   Fail: (205) [system] '('=(;)
   Call: (205) [system] '('=(/)
   Fail: (205) [system] '('=(/)
^  Call: (205) [user] is_like_space('(')
   Call: (206) [system] char_type('(', 'white')
   Fail: (206) [system] char_type('(', 'white')
   Call: (206) [system] char_type('(', end_of_line)
   Fail: (206) [system] char_type('(', end_of_line)
   Call: (206) [system] char_type('(', space)
   Fail: (206) [system] char_type('(', space)
   Call: (206) [system] char_type('(', cntrl)
   Fail: (206) [system] char_type('(', cntrl)
^  Fail: (205) [user] is_like_space('(')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _2055578)
   Exit: (203) [system] peek_char((0x55fbb4538270), '(')
   Call: (203) [system] '('=')'
   Fail: (203) [system] '('=')'
   Call: (203) [system] '('=end_of_file
   Fail: (203) [system] '('=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55fbb4538270), _2061148)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _2063006)
   Exit: (205) [system] peek_char((0x55fbb4538270), '(')
   Call: (205) [system] '('=(;)
   Fail: (205) [system] '('=(;)
   Call: (205) [system] '('=(/)
   Fail: (205) [system] '('=(/)
^  Call: (205) [user] is_like_space('(')
   Call: (206) [system] char_type('(', 'white')
   Fail: (206) [system] char_type('(', 'white')
   Call: (206) [system] char_type('(', end_of_line)
   Fail: (206) [system] char_type('(', end_of_line)
   Call: (206) [system] char_type('(', space)
   Fail: (206) [system] char_type('(', space)
   Call: (206) [system] char_type('(', cntrl)
   Fail: (206) [system] char_type('(', cntrl)
^  Fail: (205) [user] is_like_space('(')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] get_char((0x55fbb4538270), _2079016)
   Exit: (204) [system] get_char((0x55fbb4538270), '(')
   Call: (204) [system] '('='('
   Exit: (204) [system] '('='('
^  Call: (204) [user] read_list(')', (0x55fbb4538270), _2061148)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _2084586)
   Exit: (206) [system] peek_char((0x55fbb4538270), 'O')
   Call: (206) [system] 'O'=(;)
   Fail: (206) [system] 'O'=(;)
   Call: (206) [system] 'O'=(/)
   Fail: (206) [system] 'O'=(/)
^  Call: (206) [user] is_like_space('O')
   Call: (207) [system] char_type('O', 'white')
   Fail: (207) [system] char_type('O', 'white')
   Call: (207) [system] char_type('O', end_of_line)
   Fail: (207) [system] char_type('O', end_of_line)
   Call: (207) [system] char_type('O', space)
   Fail: (207) [system] char_type('O', space)
   Call: (207) [system] char_type('O', cntrl)
   Fail: (207) [system] char_type('O', cntrl)
^  Fail: (206) [user] is_like_space('O')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _8172)
   Exit: (205) [system] peek_char((0x55fbb4538270), 'O')
   Call: (205) [system] 'O'=')'
   Fail: (205) [system] 'O'=')'
   Call: (205) [system] 'O'=end_of_file
   Fail: (205) [system] 'O'=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55fbb4538270), _13742)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _15600)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'O')
   Call: (207) [system] 'O'=(;)
   Fail: (207) [system] 'O'=(;)
   Call: (207) [system] 'O'=(/)
   Fail: (207) [system] 'O'=(/)
^  Call: (207) [user] is_like_space('O')
   Call: (208) [system] char_type('O', 'white')
   Fail: (208) [system] char_type('O', 'white')
   Call: (208) [system] char_type('O', end_of_line)
   Fail: (208) [system] char_type('O', end_of_line)
   Call: (208) [system] char_type('O', space)
   Fail: (208) [system] char_type('O', space)
   Call: (208) [system] char_type('O', cntrl)
   Fail: (208) [system] char_type('O', cntrl)
^  Fail: (207) [user] is_like_space('O')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] get_char((0x55fbb4538270), _31610)
   Exit: (206) [system] get_char((0x55fbb4538270), 'O')
   Call: (206) [system] 'O'='('
   Fail: (206) [system] 'O'='('
   Call: (206) [system] 'O'='['
   Fail: (206) [system] 'O'='['
   Call: (206) [system] 'O'='{'
   Fail: (206) [system] 'O'='{'
   Call: (206) [system] 'O'='"'
   Fail: (206) [system] 'O'='"'
   Call: (206) [system] 'O'=!
   Fail: (206) [system] 'O'=!
   Call: (206) [system] 'O'='\''
   Fail: (206) [system] 'O'='\''
   Call: (206) [system] 'O'='`'
   Fail: (206) [system] 'O'='`'
   Call: (206) [system] 'O'=end_of_file
   Fail: (206) [system] 'O'=end_of_file
^  Call: (206) [user] read_symbolic(')', (0x55fbb4538270), 'O', _13742)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _49252)
   Call: (208) [system] peek_char((0x55fbb4538270), _50186)
   Exit: (208) [system] peek_char((0x55fbb4538270), r)
^  Call: (208) [user] is_delimiter(r)
   Call: (209) [system] char_type(r, space)
   Fail: (209) [system] char_type(r, space)
   Call: (209) [system] arg(_54906, v('(', ')', end_of_file), r)
   Fail: (209) [system] arg(_55838, v('(', ')', end_of_file), r)
^  Fail: (208) [user] is_delimiter(r)
   Call: (208) [system] ')'==r
   Fail: (208) [system] ')'==r
   Call: (208) [system] get_char((0x55fbb4538270), r)
   Exit: (208) [system] get_char((0x55fbb4538270), r)
   Call: (208) [system] r=(\)
   Fail: (208) [system] r=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _63188)
   Call: (209) [system] peek_char((0x55fbb4538270), _64122)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (209) [user] is_delimiter('L')
   Call: (210) [system] char_type('L', space)
   Fail: (210) [system] char_type('L', space)
   Call: (210) [system] arg(_68842, v('(', ')', end_of_file), 'L')
   Fail: (210) [system] arg(_69774, v('(', ')', end_of_file), 'L')
^  Fail: (209) [user] is_delimiter('L')
   Call: (209) [system] ')'=='L'
   Fail: (209) [system] ')'=='L'
   Call: (209) [system] get_char((0x55fbb4538270), 'L')
   Exit: (209) [system] get_char((0x55fbb4538270), 'L')
   Call: (209) [system] 'L'=(\)
   Fail: (209) [system] 'L'=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _77124)
   Call: (210) [system] peek_char((0x55fbb4538270), _78058)
   Exit: (210) [system] peek_char((0x55fbb4538270), i)
^  Call: (210) [user] is_delimiter(i)
   Call: (211) [system] char_type(i, space)
   Fail: (211) [system] char_type(i, space)
   Call: (211) [system] arg(_82778, v('(', ')', end_of_file), i)
   Fail: (211) [system] arg(_83710, v('(', ')', end_of_file), i)
^  Fail: (210) [user] is_delimiter(i)
   Call: (210) [system] ')'==i
   Fail: (210) [system] ')'==i
   Call: (210) [system] get_char((0x55fbb4538270), i)
   Exit: (210) [system] get_char((0x55fbb4538270), i)
   Call: (210) [system] i=(\)
   Fail: (210) [system] i=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _91060)
   Call: (211) [system] peek_char((0x55fbb4538270), _91994)
   Exit: (211) [system] peek_char((0x55fbb4538270), n)
^  Call: (211) [user] is_delimiter(n)
   Call: (212) [system] char_type(n, space)
   Fail: (212) [system] char_type(n, space)
   Call: (212) [system] arg(_96714, v('(', ')', end_of_file), n)
   Fail: (212) [system] arg(_97646, v('(', ')', end_of_file), n)
^  Fail: (211) [user] is_delimiter(n)
   Call: (211) [system] ')'==n
   Fail: (211) [system] ')'==n
   Call: (211) [system] get_char((0x55fbb4538270), n)
   Exit: (211) [system] get_char((0x55fbb4538270), n)
   Call: (211) [system] n=(\)
   Fail: (211) [system] n=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _104996)
   Call: (212) [system] peek_char((0x55fbb4538270), _105930)
   Exit: (212) [system] peek_char((0x55fbb4538270), k)
^  Call: (212) [user] is_delimiter(k)
   Call: (213) [system] char_type(k, space)
   Fail: (213) [system] char_type(k, space)
   Call: (213) [system] arg(_110650, v('(', ')', end_of_file), k)
   Fail: (213) [system] arg(_111582, v('(', ')', end_of_file), k)
^  Fail: (212) [user] is_delimiter(k)
   Call: (212) [system] ')'==k
   Fail: (212) [system] ')'==k
   Call: (212) [system] get_char((0x55fbb4538270), k)
   Exit: (212) [system] get_char((0x55fbb4538270), k)
   Call: (212) [system] k=(\)
   Fail: (212) [system] k=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _118932)
   Call: (213) [system] peek_char((0x55fbb4538270), _119866)
   Exit: (213) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (213) [user] is_delimiter(' ')
   Call: (214) [system] char_type(' ', space)
   Exit: (214) [system] char_type(' ', space)
^  Exit: (213) [user] is_delimiter(' ')
   Call: (213) [system] _118932=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (212) [system] _104996=[k]
   Exit: (212) [system] [k]=[k]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (211) [system] _91060=[n, k]
   Exit: (211) [system] [n, k]=[n, k]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (210) [system] _77124=[i, n, k]
   Exit: (210) [system] [i, n, k]=[i, n, k]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (209) [system] _63188=['L', i, n, k]
   Exit: (209) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (208) [system] _49252=[r, 'L', i, n, k]
   Exit: (208) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (207) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _13742)
^  Call: (208) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _143120)
^  Call: (210) [system] setup_call_cleanup('$notrace'(_144072, _144074), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _143120), _144054, fail)), '$restore_trace'(_144072, _144074))
^  Call: (211) [system] sig_atomic(system:'$notrace'(_144072, _144074))
^  Exit: (210) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _143120), _144054, fail)), system:'$restore_trace'(3, -1))
   Call: (209) [system] atomic(_143120)
   Fail: (209) [system] atomic(_143120)
   Call: (209) [system] atom_chars(_143120, ['O', r, 'L', i, n, k])
   Exit: (209) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (208) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (208) [system] integer('OrLink')
   Fail: (208) [system] integer('OrLink')
   Call: (208) [system] _13742='OrLink'
   Exit: (208) [system] 'OrLink'='OrLink'
^  Exit: (207) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (206) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (205) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (205) [user] read_list(')', (0x55fbb4538270), _158070)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _159928)
   Exit: (207) [system] peek_char((0x55fbb4538270), ' ')
   Call: (207) [system] ' '=(;)
   Fail: (207) [system] ' '=(;)
   Call: (207) [system] ' '=(/)
   Fail: (207) [system] ' '=(/)
^  Call: (207) [user] is_like_space(' ')
   Call: (208) [system] char_type(' ', 'white')
   Exit: (208) [system] char_type(' ', 'white')
^  Exit: (207) [user] is_like_space(' ')
   Call: (207) [system] get_char((0x55fbb4538270), _169522)
   Exit: (207) [system] get_char((0x55fbb4538270), ' ')
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _172226)
   Exit: (208) [system] peek_char((0x55fbb4538270), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
   Call: (208) [system] '('=(/)
   Fail: (208) [system] '('=(/)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _189160)
   Exit: (206) [system] peek_char((0x55fbb4538270), '(')
   Call: (206) [system] '('=')'
   Fail: (206) [system] '('=')'
   Call: (206) [system] '('=end_of_file
   Fail: (206) [system] '('=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55fbb4538270), _194730)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _196588)
   Exit: (208) [system] peek_char((0x55fbb4538270), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
   Call: (208) [system] '('=(/)
   Fail: (208) [system] '('=(/)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] get_char((0x55fbb4538270), _212598)
   Exit: (207) [system] get_char((0x55fbb4538270), '(')
   Call: (207) [system] '('='('
   Exit: (207) [system] '('='('
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _194730)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _218168)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'I')
   Call: (209) [system] 'I'=(;)
   Fail: (209) [system] 'I'=(;)
   Call: (209) [system] 'I'=(/)
   Fail: (209) [system] 'I'=(/)
^  Call: (209) [user] is_like_space('I')
   Call: (210) [system] char_type('I', 'white')
   Fail: (210) [system] char_type('I', 'white')
   Call: (210) [system] char_type('I', end_of_line)
   Fail: (210) [system] char_type('I', end_of_line)
   Call: (210) [system] char_type('I', space)
   Fail: (210) [system] char_type('I', space)
   Call: (210) [system] char_type('I', cntrl)
   Fail: (210) [system] char_type('I', cntrl)
^  Fail: (209) [user] is_like_space('I')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _234178)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'I')
   Call: (208) [system] 'I'=')'
   Fail: (208) [system] 'I'=')'
   Call: (208) [system] 'I'=end_of_file
   Fail: (208) [system] 'I'=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55fbb4538270), _239748)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _241606)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'I')
   Call: (210) [system] 'I'=(;)
   Fail: (210) [system] 'I'=(;)
   Call: (210) [system] 'I'=(/)
   Fail: (210) [system] 'I'=(/)
^  Call: (210) [user] is_like_space('I')
   Call: (211) [system] char_type('I', 'white')
   Fail: (211) [system] char_type('I', 'white')
   Call: (211) [system] char_type('I', end_of_line)
   Fail: (211) [system] char_type('I', end_of_line)
   Call: (211) [system] char_type('I', space)
   Fail: (211) [system] char_type('I', space)
   Call: (211) [system] char_type('I', cntrl)
   Fail: (211) [system] char_type('I', cntrl)
^  Fail: (210) [user] is_like_space('I')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] get_char((0x55fbb4538270), _257616)
   Exit: (209) [system] get_char((0x55fbb4538270), 'I')
   Call: (209) [system] 'I'='('
   Fail: (209) [system] 'I'='('
   Call: (209) [system] 'I'='['
   Fail: (209) [system] 'I'='['
   Call: (209) [system] 'I'='{'
   Fail: (209) [system] 'I'='{'
   Call: (209) [system] 'I'='"'
   Fail: (209) [system] 'I'='"'
   Call: (209) [system] 'I'=!
   Fail: (209) [system] 'I'=!
   Call: (209) [system] 'I'='\''
   Fail: (209) [system] 'I'='\''
   Call: (209) [system] 'I'='`'
   Fail: (209) [system] 'I'='`'
   Call: (209) [system] 'I'=end_of_file
   Fail: (209) [system] 'I'=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55fbb4538270), 'I', _239748)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _275258)
   Call: (211) [system] peek_char((0x55fbb4538270), _276192)
   Exit: (211) [system] peek_char((0x55fbb4538270), m)
^  Call: (211) [user] is_delimiter(m)
   Call: (212) [system] char_type(m, space)
   Fail: (212) [system] char_type(m, space)
   Call: (212) [system] arg(_280912, v('(', ')', end_of_file), m)
   Fail: (212) [system] arg(_281844, v('(', ')', end_of_file), m)
^  Fail: (211) [user] is_delimiter(m)
   Call: (211) [system] ')'==m
   Fail: (211) [system] ')'==m
   Call: (211) [system] get_char((0x55fbb4538270), m)
   Exit: (211) [system] get_char((0x55fbb4538270), m)
   Call: (211) [system] m=(\)
   Fail: (211) [system] m=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _289194)
   Call: (212) [system] peek_char((0x55fbb4538270), _290128)
   Exit: (212) [system] peek_char((0x55fbb4538270), p)
^  Call: (212) [user] is_delimiter(p)
   Call: (213) [system] char_type(p, space)
   Fail: (213) [system] char_type(p, space)
   Call: (213) [system] arg(_294848, v('(', ')', end_of_file), p)
   Fail: (213) [system] arg(_295780, v('(', ')', end_of_file), p)
^  Fail: (212) [user] is_delimiter(p)
   Call: (212) [system] ')'==p
   Fail: (212) [system] ')'==p
   Call: (212) [system] get_char((0x55fbb4538270), p)
   Exit: (212) [system] get_char((0x55fbb4538270), p)
   Call: (212) [system] p=(\)
   Fail: (212) [system] p=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _303130)
   Call: (213) [system] peek_char((0x55fbb4538270), _304064)
   Exit: (213) [system] peek_char((0x55fbb4538270), l)
^  Call: (213) [user] is_delimiter(l)
   Call: (214) [system] char_type(l, space)
   Fail: (214) [system] char_type(l, space)
   Call: (214) [system] arg(_308784, v('(', ')', end_of_file), l)
   Fail: (214) [system] arg(_309716, v('(', ')', end_of_file), l)
^  Fail: (213) [user] is_delimiter(l)
   Call: (213) [system] ')'==l
   Fail: (213) [system] ')'==l
   Call: (213) [system] get_char((0x55fbb4538270), l)
   Exit: (213) [system] get_char((0x55fbb4538270), l)
   Call: (213) [system] l=(\)
   Fail: (213) [system] l=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _317066)
   Call: (214) [system] peek_char((0x55fbb4538270), _318000)
   Exit: (214) [system] peek_char((0x55fbb4538270), i)
^  Call: (214) [user] is_delimiter(i)
   Call: (215) [system] char_type(i, space)
   Fail: (215) [system] char_type(i, space)
   Call: (215) [system] arg(_322720, v('(', ')', end_of_file), i)
   Fail: (215) [system] arg(_323652, v('(', ')', end_of_file), i)
^  Fail: (214) [user] is_delimiter(i)
   Call: (214) [system] ')'==i
   Fail: (214) [system] ')'==i
   Call: (214) [system] get_char((0x55fbb4538270), i)
   Exit: (214) [system] get_char((0x55fbb4538270), i)
   Call: (214) [system] i=(\)
   Fail: (214) [system] i=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _331002)
   Call: (215) [system] peek_char((0x55fbb4538270), _331936)
   Exit: (215) [system] peek_char((0x55fbb4538270), c)
^  Call: (215) [user] is_delimiter(c)
   Call: (216) [system] char_type(c, space)
   Fail: (216) [system] char_type(c, space)
   Call: (216) [system] arg(_336656, v('(', ')', end_of_file), c)
   Fail: (216) [system] arg(_337588, v('(', ')', end_of_file), c)
^  Fail: (215) [user] is_delimiter(c)
   Call: (215) [system] ')'==c
   Fail: (215) [system] ')'==c
   Call: (215) [system] get_char((0x55fbb4538270), c)
   Exit: (215) [system] get_char((0x55fbb4538270), c)
   Call: (215) [system] c=(\)
   Fail: (215) [system] c=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _344938)
   Call: (216) [system] peek_char((0x55fbb4538270), _345872)
   Exit: (216) [system] peek_char((0x55fbb4538270), a)
^  Call: (216) [user] is_delimiter(a)
   Call: (217) [system] char_type(a, space)
   Fail: (217) [system] char_type(a, space)
   Call: (217) [system] arg(_350592, v('(', ')', end_of_file), a)
   Fail: (217) [system] arg(_351524, v('(', ')', end_of_file), a)
^  Fail: (216) [user] is_delimiter(a)
   Call: (216) [system] ')'==a
   Fail: (216) [system] ')'==a
   Call: (216) [system] get_char((0x55fbb4538270), a)
   Exit: (216) [system] get_char((0x55fbb4538270), a)
   Call: (216) [system] a=(\)
   Fail: (216) [system] a=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _358874)
   Call: (217) [system] peek_char((0x55fbb4538270), _359808)
   Exit: (217) [system] peek_char((0x55fbb4538270), t)
^  Call: (217) [user] is_delimiter(t)
   Call: (218) [system] char_type(t, space)
   Fail: (218) [system] char_type(t, space)
   Call: (218) [system] arg(_364528, v('(', ')', end_of_file), t)
   Fail: (218) [system] arg(_365460, v('(', ')', end_of_file), t)
^  Fail: (217) [user] is_delimiter(t)
   Call: (217) [system] ')'==t
   Fail: (217) [system] ')'==t
   Call: (217) [system] get_char((0x55fbb4538270), t)
   Exit: (217) [system] get_char((0x55fbb4538270), t)
   Call: (217) [system] t=(\)
   Fail: (217) [system] t=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _372810)
   Call: (218) [system] peek_char((0x55fbb4538270), _373744)
   Exit: (218) [system] peek_char((0x55fbb4538270), i)
^  Call: (218) [user] is_delimiter(i)
   Call: (219) [system] char_type(i, space)
   Fail: (219) [system] char_type(i, space)
   Call: (219) [system] arg(_378464, v('(', ')', end_of_file), i)
   Fail: (219) [system] arg(_379396, v('(', ')', end_of_file), i)
^  Fail: (218) [user] is_delimiter(i)
   Call: (218) [system] ')'==i
   Fail: (218) [system] ')'==i
   Call: (218) [system] get_char((0x55fbb4538270), i)
   Exit: (218) [system] get_char((0x55fbb4538270), i)
   Call: (218) [system] i=(\)
   Fail: (218) [system] i=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _386746)
   Call: (219) [system] peek_char((0x55fbb4538270), _387680)
   Exit: (219) [system] peek_char((0x55fbb4538270), o)
^  Call: (219) [user] is_delimiter(o)
   Call: (220) [system] char_type(o, space)
   Fail: (220) [system] char_type(o, space)
   Call: (220) [system] arg(_392400, v('(', ')', end_of_file), o)
   Fail: (220) [system] arg(_393332, v('(', ')', end_of_file), o)
^  Fail: (219) [user] is_delimiter(o)
   Call: (219) [system] ')'==o
   Fail: (219) [system] ')'==o
   Call: (219) [system] get_char((0x55fbb4538270), o)
   Exit: (219) [system] get_char((0x55fbb4538270), o)
   Call: (219) [system] o=(\)
   Fail: (219) [system] o=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _400682)
   Call: (220) [system] peek_char((0x55fbb4538270), _401616)
   Exit: (220) [system] peek_char((0x55fbb4538270), n)
^  Call: (220) [user] is_delimiter(n)
   Call: (221) [system] char_type(n, space)
   Fail: (221) [system] char_type(n, space)
   Call: (221) [system] arg(_406336, v('(', ')', end_of_file), n)
   Fail: (221) [system] arg(_407268, v('(', ')', end_of_file), n)
^  Fail: (220) [user] is_delimiter(n)
   Call: (220) [system] ')'==n
   Fail: (220) [system] ')'==n
   Call: (220) [system] get_char((0x55fbb4538270), n)
   Exit: (220) [system] get_char((0x55fbb4538270), n)
   Call: (220) [system] n=(\)
   Fail: (220) [system] n=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _414618)
   Call: (221) [system] peek_char((0x55fbb4538270), _415552)
   Exit: (221) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (221) [user] is_delimiter(' ')
   Call: (222) [system] char_type(' ', space)
   Exit: (222) [system] char_type(' ', space)
^  Exit: (221) [user] is_delimiter(' ')
   Call: (221) [system] _414618=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (220) [system] _400682=[n]
   Exit: (220) [system] [n]=[n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (219) [system] _386746=[o, n]
   Exit: (219) [system] [o, n]=[o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (218) [system] _372810=[i, o, n]
   Exit: (218) [system] [i, o, n]=[i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (217) [system] _358874=[t, i, o, n]
   Exit: (217) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (216) [system] _344938=[a, t, i, o, n]
   Exit: (216) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (215) [system] _331002=[c, a, t, i, o, n]
   Exit: (215) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (214) [system] _317066=[i, c, a, t, i, o, n]
   Exit: (214) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (213) [system] _303130=[l, i, c, a, t, i, o, n]
   Exit: (213) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (212) [system] _289194=[p, l, i, c, a, t, i, o, n]
   Exit: (212) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (211) [system] _275258=[m, p, l, i, c, a, t, i, o, n]
   Exit: (211) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (210) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _239748)
^  Call: (211) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _452776)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_453728, _453730), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _452776), _453710, fail)), '$restore_trace'(_453728, _453730))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_453728, _453730))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _452776), _453710, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(_452776)
   Fail: (212) [system] atomic(_452776)
   Call: (212) [system] atom_chars(_452776, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (212) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (211) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (211) [system] integer('Implication')
   Fail: (211) [system] integer('Implication')
   Call: (211) [system] _239748='Implication'
   Exit: (211) [system] 'Implication'='Implication'
^  Exit: (210) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (209) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (208) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _467726)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _469584)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
   Call: (210) [system] ' '=(/)
   Fail: (210) [system] ' '=(/)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55fbb4538270), _479178)
   Exit: (210) [system] get_char((0x55fbb4538270), ' ')
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _481882)
   Exit: (211) [system] peek_char((0x55fbb4538270), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
   Call: (211) [system] '('=(/)
   Fail: (211) [system] '('=(/)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _498816)
   Exit: (209) [system] peek_char((0x55fbb4538270), '(')
   Call: (209) [system] '('=')'
   Fail: (209) [system] '('=')'
   Call: (209) [system] '('=end_of_file
   Fail: (209) [system] '('=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55fbb4538270), _504386)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _506244)
   Exit: (211) [system] peek_char((0x55fbb4538270), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
   Call: (211) [system] '('=(/)
   Fail: (211) [system] '('=(/)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] get_char((0x55fbb4538270), _522254)
   Exit: (210) [system] get_char((0x55fbb4538270), '(')
   Call: (210) [system] '('='('
   Exit: (210) [system] '('='('
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _504386)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _527824)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'A')
   Call: (212) [system] 'A'=(;)
   Fail: (212) [system] 'A'=(;)
   Call: (212) [system] 'A'=(/)
   Fail: (212) [system] 'A'=(/)
^  Call: (212) [user] is_like_space('A')
   Call: (213) [system] char_type('A', 'white')
   Fail: (213) [system] char_type('A', 'white')
   Call: (213) [system] char_type('A', end_of_line)
   Fail: (213) [system] char_type('A', end_of_line)
   Call: (213) [system] char_type('A', space)
   Fail: (213) [system] char_type('A', space)
   Call: (213) [system] char_type('A', cntrl)
   Fail: (213) [system] char_type('A', cntrl)
^  Fail: (212) [user] is_like_space('A')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _543834)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'A')
   Call: (211) [system] 'A'=')'
   Fail: (211) [system] 'A'=')'
   Call: (211) [system] 'A'=end_of_file
   Fail: (211) [system] 'A'=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55fbb4538270), _549404)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _551262)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'A')
   Call: (213) [system] 'A'=(;)
   Fail: (213) [system] 'A'=(;)
   Call: (213) [system] 'A'=(/)
   Fail: (213) [system] 'A'=(/)
^  Call: (213) [user] is_like_space('A')
   Call: (214) [system] char_type('A', 'white')
   Fail: (214) [system] char_type('A', 'white')
   Call: (214) [system] char_type('A', end_of_line)
   Fail: (214) [system] char_type('A', end_of_line)
   Call: (214) [system] char_type('A', space)
   Fail: (214) [system] char_type('A', space)
   Call: (214) [system] char_type('A', cntrl)
   Fail: (214) [system] char_type('A', cntrl)
^  Fail: (213) [user] is_like_space('A')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] get_char((0x55fbb4538270), _567272)
   Exit: (212) [system] get_char((0x55fbb4538270), 'A')
   Call: (212) [system] 'A'='('
   Fail: (212) [system] 'A'='('
   Call: (212) [system] 'A'='['
   Fail: (212) [system] 'A'='['
   Call: (212) [system] 'A'='{'
   Fail: (212) [system] 'A'='{'
   Call: (212) [system] 'A'='"'
   Fail: (212) [system] 'A'='"'
   Call: (212) [system] 'A'=!
   Fail: (212) [system] 'A'=!
   Call: (212) [system] 'A'='\''
   Fail: (212) [system] 'A'='\''
   Call: (212) [system] 'A'='`'
   Fail: (212) [system] 'A'='`'
   Call: (212) [system] 'A'=end_of_file
   Fail: (212) [system] 'A'=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55fbb4538270), 'A', _549404)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _584914)
   Call: (214) [system] peek_char((0x55fbb4538270), _585848)
   Exit: (214) [system] peek_char((0x55fbb4538270), n)
^  Call: (214) [user] is_delimiter(n)
   Call: (215) [system] char_type(n, space)
   Fail: (215) [system] char_type(n, space)
   Call: (215) [system] arg(_590568, v('(', ')', end_of_file), n)
   Fail: (215) [system] arg(_591500, v('(', ')', end_of_file), n)
^  Fail: (214) [user] is_delimiter(n)
   Call: (214) [system] ')'==n
   Fail: (214) [system] ')'==n
   Call: (214) [system] get_char((0x55fbb4538270), n)
   Exit: (214) [system] get_char((0x55fbb4538270), n)
   Call: (214) [system] n=(\)
   Fail: (214) [system] n=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _598850)
   Call: (215) [system] peek_char((0x55fbb4538270), _599784)
   Exit: (215) [system] peek_char((0x55fbb4538270), d)
^  Call: (215) [user] is_delimiter(d)
   Call: (216) [system] char_type(d, space)
   Fail: (216) [system] char_type(d, space)
   Call: (216) [system] arg(_604504, v('(', ')', end_of_file), d)
   Fail: (216) [system] arg(_605436, v('(', ')', end_of_file), d)
^  Fail: (215) [user] is_delimiter(d)
   Call: (215) [system] ')'==d
   Fail: (215) [system] ')'==d
   Call: (215) [system] get_char((0x55fbb4538270), d)
   Exit: (215) [system] get_char((0x55fbb4538270), d)
   Call: (215) [system] d=(\)
   Fail: (215) [system] d=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _612786)
   Call: (216) [system] peek_char((0x55fbb4538270), _613720)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (216) [user] is_delimiter('L')
   Call: (217) [system] char_type('L', space)
   Fail: (217) [system] char_type('L', space)
   Call: (217) [system] arg(_618440, v('(', ')', end_of_file), 'L')
   Fail: (217) [system] arg(_619372, v('(', ')', end_of_file), 'L')
^  Fail: (216) [user] is_delimiter('L')
   Call: (216) [system] ')'=='L'
   Fail: (216) [system] ')'=='L'
   Call: (216) [system] get_char((0x55fbb4538270), 'L')
   Exit: (216) [system] get_char((0x55fbb4538270), 'L')
   Call: (216) [system] 'L'=(\)
   Fail: (216) [system] 'L'=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _626722)
   Call: (217) [system] peek_char((0x55fbb4538270), _627656)
   Exit: (217) [system] peek_char((0x55fbb4538270), i)
^  Call: (217) [user] is_delimiter(i)
   Call: (218) [system] char_type(i, space)
   Fail: (218) [system] char_type(i, space)
   Call: (218) [system] arg(_632376, v('(', ')', end_of_file), i)
   Fail: (218) [system] arg(_633308, v('(', ')', end_of_file), i)
^  Fail: (217) [user] is_delimiter(i)
   Call: (217) [system] ')'==i
   Fail: (217) [system] ')'==i
   Call: (217) [system] get_char((0x55fbb4538270), i)
   Exit: (217) [system] get_char((0x55fbb4538270), i)
   Call: (217) [system] i=(\)
   Fail: (217) [system] i=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _640658)
   Call: (218) [system] peek_char((0x55fbb4538270), _641592)
   Exit: (218) [system] peek_char((0x55fbb4538270), n)
^  Call: (218) [user] is_delimiter(n)
   Call: (219) [system] char_type(n, space)
   Fail: (219) [system] char_type(n, space)
   Call: (219) [system] arg(_646312, v('(', ')', end_of_file), n)
   Fail: (219) [system] arg(_647244, v('(', ')', end_of_file), n)
^  Fail: (218) [user] is_delimiter(n)
   Call: (218) [system] ')'==n
   Fail: (218) [system] ')'==n
   Call: (218) [system] get_char((0x55fbb4538270), n)
   Exit: (218) [system] get_char((0x55fbb4538270), n)
   Call: (218) [system] n=(\)
   Fail: (218) [system] n=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _654594)
   Call: (219) [system] peek_char((0x55fbb4538270), _655528)
   Exit: (219) [system] peek_char((0x55fbb4538270), k)
^  Call: (219) [user] is_delimiter(k)
   Call: (220) [system] char_type(k, space)
   Fail: (220) [system] char_type(k, space)
   Call: (220) [system] arg(_660248, v('(', ')', end_of_file), k)
   Fail: (220) [system] arg(_661180, v('(', ')', end_of_file), k)
^  Fail: (219) [user] is_delimiter(k)
   Call: (219) [system] ')'==k
   Fail: (219) [system] ')'==k
   Call: (219) [system] get_char((0x55fbb4538270), k)
   Exit: (219) [system] get_char((0x55fbb4538270), k)
   Call: (219) [system] k=(\)
   Fail: (219) [system] k=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _668530)
   Call: (220) [system] peek_char((0x55fbb4538270), _669464)
   Exit: (220) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (220) [user] is_delimiter(' ')
   Call: (221) [system] char_type(' ', space)
   Exit: (221) [system] char_type(' ', space)
^  Exit: (220) [user] is_delimiter(' ')
   Call: (220) [system] _668530=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (219) [system] _654594=[k]
   Exit: (219) [system] [k]=[k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (218) [system] _640658=[n, k]
   Exit: (218) [system] [n, k]=[n, k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (217) [system] _626722=[i, n, k]
   Exit: (217) [system] [i, n, k]=[i, n, k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (216) [system] _612786=['L', i, n, k]
   Exit: (216) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (215) [system] _598850=[d, 'L', i, n, k]
   Exit: (215) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (214) [system] _584914=[n, d, 'L', i, n, k]
   Exit: (214) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (213) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _549404)
^  Call: (214) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _695512)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_696464, _696466), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _695512), _696446, fail)), '$restore_trace'(_696464, _696466))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_696464, _696466))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _695512), _696446, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(_695512)
   Fail: (215) [system] atomic(_695512)
   Call: (215) [system] atom_chars(_695512, ['A', n, d, 'L', i, n, k])
   Exit: (215) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (214) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (214) [system] integer('AndLink')
   Fail: (214) [system] integer('AndLink')
   Call: (214) [system] _549404='AndLink'
   Exit: (214) [system] 'AndLink'='AndLink'
^  Exit: (213) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (212) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (211) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _710462)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _712320)
   Exit: (213) [system] peek_char((0x55fbb4538270), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
   Call: (213) [system] ' '=(/)
   Fail: (213) [system] ' '=(/)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55fbb4538270), _721914)
   Exit: (213) [system] get_char((0x55fbb4538270), ' ')
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _724618)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'A')
   Call: (214) [system] 'A'=(;)
   Fail: (214) [system] 'A'=(;)
   Call: (214) [system] 'A'=(/)
   Fail: (214) [system] 'A'=(/)
^  Call: (214) [user] is_like_space('A')
   Call: (215) [system] char_type('A', 'white')
   Fail: (215) [system] char_type('A', 'white')
   Call: (215) [system] char_type('A', end_of_line)
   Fail: (215) [system] char_type('A', end_of_line)
   Call: (215) [system] char_type('A', space)
   Fail: (215) [system] char_type('A', space)
   Call: (215) [system] char_type('A', cntrl)
   Fail: (215) [system] char_type('A', cntrl)
^  Fail: (214) [user] is_like_space('A')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _741552)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'A')
   Call: (212) [system] 'A'=')'
   Fail: (212) [system] 'A'=')'
   Call: (212) [system] 'A'=end_of_file
   Fail: (212) [system] 'A'=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55fbb4538270), _747122)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _748980)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'A')
   Call: (214) [system] 'A'=(;)
   Fail: (214) [system] 'A'=(;)
   Call: (214) [system] 'A'=(/)
   Fail: (214) [system] 'A'=(/)
^  Call: (214) [user] is_like_space('A')
   Call: (215) [system] char_type('A', 'white')
   Fail: (215) [system] char_type('A', 'white')
   Call: (215) [system] char_type('A', end_of_line)
   Fail: (215) [system] char_type('A', end_of_line)
   Call: (215) [system] char_type('A', space)
   Fail: (215) [system] char_type('A', space)
   Call: (215) [system] char_type('A', cntrl)
   Fail: (215) [system] char_type('A', cntrl)
^  Fail: (214) [user] is_like_space('A')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] get_char((0x55fbb4538270), _764990)
   Exit: (213) [system] get_char((0x55fbb4538270), 'A')
   Call: (213) [system] 'A'='('
   Fail: (213) [system] 'A'='('
   Call: (213) [system] 'A'='['
   Fail: (213) [system] 'A'='['
   Call: (213) [system] 'A'='{'
   Fail: (213) [system] 'A'='{'
   Call: (213) [system] 'A'='"'
   Fail: (213) [system] 'A'='"'
   Call: (213) [system] 'A'=!
   Fail: (213) [system] 'A'=!
   Call: (213) [system] 'A'='\''
   Fail: (213) [system] 'A'='\''
   Call: (213) [system] 'A'='`'
   Fail: (213) [system] 'A'='`'
   Call: (213) [system] 'A'=end_of_file
   Fail: (213) [system] 'A'=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55fbb4538270), 'A', _747122)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _782632)
   Call: (215) [system] peek_char((0x55fbb4538270), _783566)
   Exit: (215) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (215) [user] is_delimiter(' ')
   Call: (216) [system] char_type(' ', space)
   Exit: (216) [system] char_type(' ', space)
^  Exit: (215) [user] is_delimiter(' ')
   Call: (215) [system] _782632=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (214) [user] classify_and_convert_charseq(['A'], _747122)
^  Call: (215) [user] classify_and_convert_charseq_(['A'], _792850)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_793802, _793804), once(user:catch(read_from_chars(['A'], _792850), _793784, fail)), '$restore_trace'(_793802, _793804))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_793802, _793804))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _792850), _793784, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(_792850)
   Fail: (216) [system] atomic(_792850)
   Call: (216) [system] atom_chars(_792850, ['A'])
   Exit: (216) [system] atom_chars('A', ['A'])
^  Exit: (215) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (215) [system] integer('A')
   Fail: (215) [system] integer('A')
   Call: (215) [system] _747122='A'
   Exit: (215) [system] 'A'='A'
^  Exit: (214) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (213) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (212) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _807800)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _809658)
   Exit: (214) [system] peek_char((0x55fbb4538270), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
   Call: (214) [system] ' '=(/)
   Fail: (214) [system] ' '=(/)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55fbb4538270), _819252)
   Exit: (214) [system] get_char((0x55fbb4538270), ' ')
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _821956)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'B')
   Call: (215) [system] 'B'=(;)
   Fail: (215) [system] 'B'=(;)
   Call: (215) [system] 'B'=(/)
   Fail: (215) [system] 'B'=(/)
^  Call: (215) [user] is_like_space('B')
   Call: (216) [system] char_type('B', 'white')
   Fail: (216) [system] char_type('B', 'white')
   Call: (216) [system] char_type('B', end_of_line)
   Fail: (216) [system] char_type('B', end_of_line)
   Call: (216) [system] char_type('B', space)
   Fail: (216) [system] char_type('B', space)
   Call: (216) [system] char_type('B', cntrl)
   Fail: (216) [system] char_type('B', cntrl)
^  Fail: (215) [user] is_like_space('B')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _838890)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'B')
   Call: (213) [system] 'B'=')'
   Fail: (213) [system] 'B'=')'
   Call: (213) [system] 'B'=end_of_file
   Fail: (213) [system] 'B'=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55fbb4538270), _844460)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _846318)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'B')
   Call: (215) [system] 'B'=(;)
   Fail: (215) [system] 'B'=(;)
   Call: (215) [system] 'B'=(/)
   Fail: (215) [system] 'B'=(/)
^  Call: (215) [user] is_like_space('B')
   Call: (216) [system] char_type('B', 'white')
   Fail: (216) [system] char_type('B', 'white')
   Call: (216) [system] char_type('B', end_of_line)
   Fail: (216) [system] char_type('B', end_of_line)
   Call: (216) [system] char_type('B', space)
   Fail: (216) [system] char_type('B', space)
   Call: (216) [system] char_type('B', cntrl)
   Fail: (216) [system] char_type('B', cntrl)
^  Fail: (215) [user] is_like_space('B')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] get_char((0x55fbb4538270), _862328)
   Exit: (214) [system] get_char((0x55fbb4538270), 'B')
   Call: (214) [system] 'B'='('
   Fail: (214) [system] 'B'='('
   Call: (214) [system] 'B'='['
   Fail: (214) [system] 'B'='['
   Call: (214) [system] 'B'='{'
   Fail: (214) [system] 'B'='{'
   Call: (214) [system] 'B'='"'
   Fail: (214) [system] 'B'='"'
   Call: (214) [system] 'B'=!
   Fail: (214) [system] 'B'=!
   Call: (214) [system] 'B'='\''
   Fail: (214) [system] 'B'='\''
   Call: (214) [system] 'B'='`'
   Fail: (214) [system] 'B'='`'
   Call: (214) [system] 'B'=end_of_file
   Fail: (214) [system] 'B'=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55fbb4538270), 'B', _844460)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _879970)
   Call: (216) [system] peek_char((0x55fbb4538270), _880904)
   Exit: (216) [system] peek_char((0x55fbb4538270), ')')
^  Call: (216) [user] is_delimiter(')')
   Call: (217) [system] char_type(')', space)
   Fail: (217) [system] char_type(')', space)
   Call: (217) [system] arg(_885624, v('(', ')', end_of_file), ')')
   Exit: (217) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (216) [user] is_delimiter(')')
   Call: (216) [system] _879970=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (215) [user] classify_and_convert_charseq(['B'], _844460)
^  Call: (216) [user] classify_and_convert_charseq_(['B'], _892060)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_893012, _893014), once(user:catch(read_from_chars(['B'], _892060), _892994, fail)), '$restore_trace'(_893012, _893014))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_893012, _893014))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _892060), _892994, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(_892060)
   Fail: (217) [system] atomic(_892060)
   Call: (217) [system] atom_chars(_892060, ['B'])
   Exit: (217) [system] atom_chars('B', ['B'])
^  Exit: (216) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (216) [system] integer('B')
   Fail: (216) [system] integer('B')
   Call: (216) [system] _844460='B'
   Exit: (216) [system] 'B'='B'
^  Exit: (215) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (214) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (213) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (213) [user] read_list(')', (0x55fbb4538270), _907010)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _908868)
   Exit: (215) [system] peek_char((0x55fbb4538270), ')')
   Call: (215) [system] ')'=(;)
   Fail: (215) [system] ')'=(;)
   Call: (215) [system] ')'=(/)
   Fail: (215) [system] ')'=(/)
^  Call: (215) [user] is_like_space(')')
   Call: (216) [system] char_type(')', 'white')
   Fail: (216) [system] char_type(')', 'white')
   Call: (216) [system] char_type(')', end_of_line)
   Fail: (216) [system] char_type(')', end_of_line)
   Call: (216) [system] char_type(')', space)
   Fail: (216) [system] char_type(')', space)
   Call: (216) [system] char_type(')', cntrl)
   Fail: (216) [system] char_type(')', cntrl)
^  Fail: (215) [user] is_like_space(')')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _924878)
   Exit: (214) [system] peek_char((0x55fbb4538270), ')')
   Call: (214) [system] ')'=')'
   Exit: (214) [system] ')'=')'
   Call: (214) [system] get_char((0x55fbb4538270), _928668)
   Exit: (214) [system] get_char((0x55fbb4538270), ')')
   Call: (214) [system] _907010=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_list(')', (0x55fbb4538270), [])
   Call: (213) [system] _807800=['B']
   Exit: (213) [system] ['B']=['B']
^  Exit: (212) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (212) [system] _710462=['A', 'B']
   Exit: (212) [system] ['A', 'B']=['A', 'B']
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), ['A', 'B'])
   Call: (211) [system] _504386=['AndLink', 'A', 'B']
   Exit: (211) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Exit: (209) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _942550)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _944408)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
   Call: (211) [system] ' '=(/)
   Fail: (211) [system] ' '=(/)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55fbb4538270), _954002)
   Exit: (211) [system] get_char((0x55fbb4538270), ' ')
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _956706)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'C')
   Call: (212) [system] 'C'=(;)
   Fail: (212) [system] 'C'=(;)
   Call: (212) [system] 'C'=(/)
   Fail: (212) [system] 'C'=(/)
^  Call: (212) [user] is_like_space('C')
   Call: (213) [system] char_type('C', 'white')
   Fail: (213) [system] char_type('C', 'white')
   Call: (213) [system] char_type('C', end_of_line)
   Fail: (213) [system] char_type('C', end_of_line)
   Call: (213) [system] char_type('C', space)
   Fail: (213) [system] char_type('C', space)
   Call: (213) [system] char_type('C', cntrl)
   Fail: (213) [system] char_type('C', cntrl)
^  Fail: (212) [user] is_like_space('C')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _973640)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'C')
   Call: (210) [system] 'C'=')'
   Fail: (210) [system] 'C'=')'
   Call: (210) [system] 'C'=end_of_file
   Fail: (210) [system] 'C'=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55fbb4538270), _979210)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _981068)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'C')
   Call: (212) [system] 'C'=(;)
   Fail: (212) [system] 'C'=(;)
   Call: (212) [system] 'C'=(/)
   Fail: (212) [system] 'C'=(/)
^  Call: (212) [user] is_like_space('C')
   Call: (213) [system] char_type('C', 'white')
   Fail: (213) [system] char_type('C', 'white')
   Call: (213) [system] char_type('C', end_of_line)
   Fail: (213) [system] char_type('C', end_of_line)
   Call: (213) [system] char_type('C', space)
   Fail: (213) [system] char_type('C', space)
   Call: (213) [system] char_type('C', cntrl)
   Fail: (213) [system] char_type('C', cntrl)
^  Fail: (212) [user] is_like_space('C')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] get_char((0x55fbb4538270), _997078)
   Exit: (211) [system] get_char((0x55fbb4538270), 'C')
   Call: (211) [system] 'C'='('
   Fail: (211) [system] 'C'='('
   Call: (211) [system] 'C'='['
   Fail: (211) [system] 'C'='['
   Call: (211) [system] 'C'='{'
   Fail: (211) [system] 'C'='{'
   Call: (211) [system] 'C'='"'
   Fail: (211) [system] 'C'='"'
   Call: (211) [system] 'C'=!
   Fail: (211) [system] 'C'=!
   Call: (211) [system] 'C'='\''
   Fail: (211) [system] 'C'='\''
   Call: (211) [system] 'C'='`'
   Fail: (211) [system] 'C'='`'
   Call: (211) [system] 'C'=end_of_file
   Fail: (211) [system] 'C'=end_of_file
^  Call: (211) [user] read_symbolic(')', (0x55fbb4538270), 'C', _979210)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1014720)
   Call: (213) [system] peek_char((0x55fbb4538270), _1015654)
   Exit: (213) [system] peek_char((0x55fbb4538270), ')')
^  Call: (213) [user] is_delimiter(')')
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] arg(_1020374, v('(', ')', end_of_file), ')')
   Exit: (214) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (213) [user] is_delimiter(')')
   Call: (213) [system] _1014720=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (212) [user] classify_and_convert_charseq(['C'], _979210)
^  Call: (213) [user] classify_and_convert_charseq_(['C'], _1026810)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_1027762, _1027764), once(user:catch(read_from_chars(['C'], _1026810), _1027744, fail)), '$restore_trace'(_1027762, _1027764))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_1027762, _1027764))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1026810), _1027744, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(_1026810)
   Fail: (214) [system] atomic(_1026810)
   Call: (214) [system] atom_chars(_1026810, ['C'])
   Exit: (214) [system] atom_chars('C', ['C'])
^  Exit: (213) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (213) [system] integer('C')
   Fail: (213) [system] integer('C')
   Call: (213) [system] _979210='C'
   Exit: (213) [system] 'C'='C'
^  Exit: (212) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (211) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (210) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _1041760)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1043618)
   Exit: (212) [system] peek_char((0x55fbb4538270), ')')
   Call: (212) [system] ')'=(;)
   Fail: (212) [system] ')'=(;)
   Call: (212) [system] ')'=(/)
   Fail: (212) [system] ')'=(/)
^  Call: (212) [user] is_like_space(')')
   Call: (213) [system] char_type(')', 'white')
   Fail: (213) [system] char_type(')', 'white')
   Call: (213) [system] char_type(')', end_of_line)
   Fail: (213) [system] char_type(')', end_of_line)
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] char_type(')', cntrl)
   Fail: (213) [system] char_type(')', cntrl)
^  Fail: (212) [user] is_like_space(')')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1059628)
   Exit: (211) [system] peek_char((0x55fbb4538270), ')')
   Call: (211) [system] ')'=')'
   Exit: (211) [system] ')'=')'
   Call: (211) [system] get_char((0x55fbb4538270), _1063418)
   Exit: (211) [system] get_char((0x55fbb4538270), ')')
   Call: (211) [system] _1041760=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), [])
   Call: (210) [system] _942550=['C']
   Exit: (210) [system] ['C']=['C']
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), ['C'])
   Call: (209) [system] _467726=[['AndLink', 'A', 'B'], 'C']
   Exit: (209) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'A', 'B'], 'C'])
   Call: (208) [system] _194730=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (208) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (206) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _1077300)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1079158)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
   Call: (208) [system] ' '=(;)
   Fail: (208) [system] ' '=(;)
   Call: (208) [system] ' '=(/)
   Fail: (208) [system] ' '=(/)
^  Call: (208) [user] is_like_space(' ')
   Call: (209) [system] char_type(' ', 'white')
   Exit: (209) [system] char_type(' ', 'white')
^  Exit: (208) [user] is_like_space(' ')
   Call: (208) [system] get_char((0x55fbb4538270), _1088752)
   Exit: (208) [system] get_char((0x55fbb4538270), ' ')
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1091456)
   Exit: (209) [system] peek_char((0x55fbb4538270), '(')
   Call: (209) [system] '('=(;)
   Fail: (209) [system] '('=(;)
   Call: (209) [system] '('=(/)
   Fail: (209) [system] '('=(/)
^  Call: (209) [user] is_like_space('(')
   Call: (210) [system] char_type('(', 'white')
   Fail: (210) [system] char_type('(', 'white')
   Call: (210) [system] char_type('(', end_of_line)
   Fail: (210) [system] char_type('(', end_of_line)
   Call: (210) [system] char_type('(', space)
   Fail: (210) [system] char_type('(', space)
   Call: (210) [system] char_type('(', cntrl)
   Fail: (210) [system] char_type('(', cntrl)
^  Fail: (209) [user] is_like_space('(')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1108390)
   Exit: (207) [system] peek_char((0x55fbb4538270), '(')
   Call: (207) [system] '('=')'
   Fail: (207) [system] '('=')'
   Call: (207) [system] '('=end_of_file
   Fail: (207) [system] '('=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55fbb4538270), _1113960)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1115818)
   Exit: (209) [system] peek_char((0x55fbb4538270), '(')
   Call: (209) [system] '('=(;)
   Fail: (209) [system] '('=(;)
   Call: (209) [system] '('=(/)
   Fail: (209) [system] '('=(/)
^  Call: (209) [user] is_like_space('(')
   Call: (210) [system] char_type('(', 'white')
   Fail: (210) [system] char_type('(', 'white')
   Call: (210) [system] char_type('(', end_of_line)
   Fail: (210) [system] char_type('(', end_of_line)
   Call: (210) [system] char_type('(', space)
   Fail: (210) [system] char_type('(', space)
   Call: (210) [system] char_type('(', cntrl)
   Fail: (210) [system] char_type('(', cntrl)
^  Fail: (209) [user] is_like_space('(')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] get_char((0x55fbb4538270), _1131828)
   Exit: (208) [system] get_char((0x55fbb4538270), '(')
   Call: (208) [system] '('='('
   Exit: (208) [system] '('='('
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _1113960)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1137398)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'O')
   Call: (210) [system] 'O'=(;)
   Fail: (210) [system] 'O'=(;)
   Call: (210) [system] 'O'=(/)
   Fail: (210) [system] 'O'=(/)
^  Call: (210) [user] is_like_space('O')
   Call: (211) [system] char_type('O', 'white')
   Fail: (211) [system] char_type('O', 'white')
   Call: (211) [system] char_type('O', end_of_line)
   Fail: (211) [system] char_type('O', end_of_line)
   Call: (211) [system] char_type('O', space)
   Fail: (211) [system] char_type('O', space)
   Call: (211) [system] char_type('O', cntrl)
   Fail: (211) [system] char_type('O', cntrl)
^  Fail: (210) [user] is_like_space('O')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1153408)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'O')
   Call: (209) [system] 'O'=')'
   Fail: (209) [system] 'O'=')'
   Call: (209) [system] 'O'=end_of_file
   Fail: (209) [system] 'O'=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55fbb4538270), _1158978)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1160836)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'O')
   Call: (211) [system] 'O'=(;)
   Fail: (211) [system] 'O'=(;)
   Call: (211) [system] 'O'=(/)
   Fail: (211) [system] 'O'=(/)
^  Call: (211) [user] is_like_space('O')
   Call: (212) [system] char_type('O', 'white')
   Fail: (212) [system] char_type('O', 'white')
   Call: (212) [system] char_type('O', end_of_line)
   Fail: (212) [system] char_type('O', end_of_line)
   Call: (212) [system] char_type('O', space)
   Fail: (212) [system] char_type('O', space)
   Call: (212) [system] char_type('O', cntrl)
   Fail: (212) [system] char_type('O', cntrl)
^  Fail: (211) [user] is_like_space('O')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] get_char((0x55fbb4538270), _1176846)
   Exit: (210) [system] get_char((0x55fbb4538270), 'O')
   Call: (210) [system] 'O'='('
   Fail: (210) [system] 'O'='('
   Call: (210) [system] 'O'='['
   Fail: (210) [system] 'O'='['
   Call: (210) [system] 'O'='{'
   Fail: (210) [system] 'O'='{'
   Call: (210) [system] 'O'='"'
   Fail: (210) [system] 'O'='"'
   Call: (210) [system] 'O'=!
   Fail: (210) [system] 'O'=!
   Call: (210) [system] 'O'='\''
   Fail: (210) [system] 'O'='\''
   Call: (210) [system] 'O'='`'
   Fail: (210) [system] 'O'='`'
   Call: (210) [system] 'O'=end_of_file
   Fail: (210) [system] 'O'=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55fbb4538270), 'O', _1158978)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1194488)
   Call: (212) [system] peek_char((0x55fbb4538270), _1195422)
   Exit: (212) [system] peek_char((0x55fbb4538270), r)
^  Call: (212) [user] is_delimiter(r)
   Call: (213) [system] char_type(r, space)
   Fail: (213) [system] char_type(r, space)
   Call: (213) [system] arg(_1200142, v('(', ')', end_of_file), r)
   Fail: (213) [system] arg(_1201074, v('(', ')', end_of_file), r)
^  Fail: (212) [user] is_delimiter(r)
   Call: (212) [system] ')'==r
   Fail: (212) [system] ')'==r
   Call: (212) [system] get_char((0x55fbb4538270), r)
   Exit: (212) [system] get_char((0x55fbb4538270), r)
   Call: (212) [system] r=(\)
   Fail: (212) [system] r=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1208424)
   Call: (213) [system] peek_char((0x55fbb4538270), _1209358)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (213) [user] is_delimiter('L')
   Call: (214) [system] char_type('L', space)
   Fail: (214) [system] char_type('L', space)
   Call: (214) [system] arg(_1214078, v('(', ')', end_of_file), 'L')
   Fail: (214) [system] arg(_1215010, v('(', ')', end_of_file), 'L')
^  Fail: (213) [user] is_delimiter('L')
   Call: (213) [system] ')'=='L'
   Fail: (213) [system] ')'=='L'
   Call: (213) [system] get_char((0x55fbb4538270), 'L')
   Exit: (213) [system] get_char((0x55fbb4538270), 'L')
   Call: (213) [system] 'L'=(\)
   Fail: (213) [system] 'L'=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1222360)
   Call: (214) [system] peek_char((0x55fbb4538270), _1223294)
   Exit: (214) [system] peek_char((0x55fbb4538270), i)
^  Call: (214) [user] is_delimiter(i)
   Call: (215) [system] char_type(i, space)
   Fail: (215) [system] char_type(i, space)
   Call: (215) [system] arg(_1228014, v('(', ')', end_of_file), i)
   Fail: (215) [system] arg(_1228946, v('(', ')', end_of_file), i)
^  Fail: (214) [user] is_delimiter(i)
   Call: (214) [system] ')'==i
   Fail: (214) [system] ')'==i
   Call: (214) [system] get_char((0x55fbb4538270), i)
   Exit: (214) [system] get_char((0x55fbb4538270), i)
   Call: (214) [system] i=(\)
   Fail: (214) [system] i=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1236296)
   Call: (215) [system] peek_char((0x55fbb4538270), _1237230)
   Exit: (215) [system] peek_char((0x55fbb4538270), n)
^  Call: (215) [user] is_delimiter(n)
   Call: (216) [system] char_type(n, space)
   Fail: (216) [system] char_type(n, space)
   Call: (216) [system] arg(_1241950, v('(', ')', end_of_file), n)
   Fail: (216) [system] arg(_1242882, v('(', ')', end_of_file), n)
^  Fail: (215) [user] is_delimiter(n)
   Call: (215) [system] ')'==n
   Fail: (215) [system] ')'==n
   Call: (215) [system] get_char((0x55fbb4538270), n)
   Exit: (215) [system] get_char((0x55fbb4538270), n)
   Call: (215) [system] n=(\)
   Fail: (215) [system] n=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1250232)
   Call: (216) [system] peek_char((0x55fbb4538270), _1251166)
   Exit: (216) [system] peek_char((0x55fbb4538270), k)
^  Call: (216) [user] is_delimiter(k)
   Call: (217) [system] char_type(k, space)
   Fail: (217) [system] char_type(k, space)
   Call: (217) [system] arg(_1255886, v('(', ')', end_of_file), k)
   Fail: (217) [system] arg(_1256818, v('(', ')', end_of_file), k)
^  Fail: (216) [user] is_delimiter(k)
   Call: (216) [system] ')'==k
   Fail: (216) [system] ')'==k
   Call: (216) [system] get_char((0x55fbb4538270), k)
   Exit: (216) [system] get_char((0x55fbb4538270), k)
   Call: (216) [system] k=(\)
   Fail: (216) [system] k=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1264168)
   Call: (217) [system] peek_char((0x55fbb4538270), _1265102)
   Exit: (217) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (217) [user] is_delimiter(' ')
   Call: (218) [system] char_type(' ', space)
   Exit: (218) [system] char_type(' ', space)
^  Exit: (217) [user] is_delimiter(' ')
   Call: (217) [system] _1264168=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (216) [system] _1250232=[k]
   Exit: (216) [system] [k]=[k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (215) [system] _1236296=[n, k]
   Exit: (215) [system] [n, k]=[n, k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (214) [system] _1222360=[i, n, k]
   Exit: (214) [system] [i, n, k]=[i, n, k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (213) [system] _1208424=['L', i, n, k]
   Exit: (213) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (212) [system] _1194488=[r, 'L', i, n, k]
   Exit: (212) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (211) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _1158978)
^  Call: (212) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _1288356)
^  Call: (214) [system] setup_call_cleanup('$notrace'(_1289308, _1289310), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1288356), _1289290, fail)), '$restore_trace'(_1289308, _1289310))
^  Call: (215) [system] sig_atomic(system:'$notrace'(_1289308, _1289310))
^  Exit: (214) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1288356), _1289290, fail)), system:'$restore_trace'(3, -1))
   Call: (213) [system] atomic(_1288356)
   Fail: (213) [system] atomic(_1288356)
   Call: (213) [system] atom_chars(_1288356, ['O', r, 'L', i, n, k])
   Exit: (213) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (212) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (212) [system] integer('OrLink')
   Fail: (212) [system] integer('OrLink')
   Call: (212) [system] _1158978='OrLink'
   Exit: (212) [system] 'OrLink'='OrLink'
^  Exit: (211) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (210) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (209) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _1303306)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1305164)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
   Call: (211) [system] ' '=(/)
   Fail: (211) [system] ' '=(/)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55fbb4538270), _1314758)
   Exit: (211) [system] get_char((0x55fbb4538270), ' ')
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1317462)
   Exit: (212) [system] peek_char((0x55fbb4538270), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
   Call: (212) [system] '('=(/)
   Fail: (212) [system] '('=(/)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1334396)
   Exit: (210) [system] peek_char((0x55fbb4538270), '(')
   Call: (210) [system] '('=')'
   Fail: (210) [system] '('=')'
   Call: (210) [system] '('=end_of_file
   Fail: (210) [system] '('=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55fbb4538270), _1339966)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1341824)
   Exit: (212) [system] peek_char((0x55fbb4538270), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
   Call: (212) [system] '('=(/)
   Fail: (212) [system] '('=(/)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] get_char((0x55fbb4538270), _1357834)
   Exit: (211) [system] get_char((0x55fbb4538270), '(')
   Call: (211) [system] '('='('
   Exit: (211) [system] '('='('
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _1339966)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1363404)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'I')
   Call: (213) [system] 'I'=(;)
   Fail: (213) [system] 'I'=(;)
   Call: (213) [system] 'I'=(/)
   Fail: (213) [system] 'I'=(/)
^  Call: (213) [user] is_like_space('I')
   Call: (214) [system] char_type('I', 'white')
   Fail: (214) [system] char_type('I', 'white')
   Call: (214) [system] char_type('I', end_of_line)
   Fail: (214) [system] char_type('I', end_of_line)
   Call: (214) [system] char_type('I', space)
   Fail: (214) [system] char_type('I', space)
   Call: (214) [system] char_type('I', cntrl)
   Fail: (214) [system] char_type('I', cntrl)
^  Fail: (213) [user] is_like_space('I')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1379414)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'I')
   Call: (212) [system] 'I'=')'
   Fail: (212) [system] 'I'=')'
   Call: (212) [system] 'I'=end_of_file
   Fail: (212) [system] 'I'=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55fbb4538270), _1384984)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1386842)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'I')
   Call: (214) [system] 'I'=(;)
   Fail: (214) [system] 'I'=(;)
   Call: (214) [system] 'I'=(/)
   Fail: (214) [system] 'I'=(/)
^  Call: (214) [user] is_like_space('I')
   Call: (215) [system] char_type('I', 'white')
   Fail: (215) [system] char_type('I', 'white')
   Call: (215) [system] char_type('I', end_of_line)
   Fail: (215) [system] char_type('I', end_of_line)
   Call: (215) [system] char_type('I', space)
   Fail: (215) [system] char_type('I', space)
   Call: (215) [system] char_type('I', cntrl)
   Fail: (215) [system] char_type('I', cntrl)
^  Fail: (214) [user] is_like_space('I')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] get_char((0x55fbb4538270), _1402852)
   Exit: (213) [system] get_char((0x55fbb4538270), 'I')
   Call: (213) [system] 'I'='('
   Fail: (213) [system] 'I'='('
   Call: (213) [system] 'I'='['
   Fail: (213) [system] 'I'='['
   Call: (213) [system] 'I'='{'
   Fail: (213) [system] 'I'='{'
   Call: (213) [system] 'I'='"'
   Fail: (213) [system] 'I'='"'
   Call: (213) [system] 'I'=!
   Fail: (213) [system] 'I'=!
   Call: (213) [system] 'I'='\''
   Fail: (213) [system] 'I'='\''
   Call: (213) [system] 'I'='`'
   Fail: (213) [system] 'I'='`'
   Call: (213) [system] 'I'=end_of_file
   Fail: (213) [system] 'I'=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55fbb4538270), 'I', _1384984)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1420494)
   Call: (215) [system] peek_char((0x55fbb4538270), _1421428)
   Exit: (215) [system] peek_char((0x55fbb4538270), m)
^  Call: (215) [user] is_delimiter(m)
   Call: (216) [system] char_type(m, space)
   Fail: (216) [system] char_type(m, space)
   Call: (216) [system] arg(_1426148, v('(', ')', end_of_file), m)
   Fail: (216) [system] arg(_1427080, v('(', ')', end_of_file), m)
^  Fail: (215) [user] is_delimiter(m)
   Call: (215) [system] ')'==m
   Fail: (215) [system] ')'==m
   Call: (215) [system] get_char((0x55fbb4538270), m)
   Exit: (215) [system] get_char((0x55fbb4538270), m)
   Call: (215) [system] m=(\)
   Fail: (215) [system] m=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1434430)
   Call: (216) [system] peek_char((0x55fbb4538270), _1435364)
   Exit: (216) [system] peek_char((0x55fbb4538270), p)
^  Call: (216) [user] is_delimiter(p)
   Call: (217) [system] char_type(p, space)
   Fail: (217) [system] char_type(p, space)
   Call: (217) [system] arg(_1440084, v('(', ')', end_of_file), p)
   Fail: (217) [system] arg(_1441016, v('(', ')', end_of_file), p)
^  Fail: (216) [user] is_delimiter(p)
   Call: (216) [system] ')'==p
   Fail: (216) [system] ')'==p
   Call: (216) [system] get_char((0x55fbb4538270), p)
   Exit: (216) [system] get_char((0x55fbb4538270), p)
   Call: (216) [system] p=(\)
   Fail: (216) [system] p=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1448366)
   Call: (217) [system] peek_char((0x55fbb4538270), _1449300)
   Exit: (217) [system] peek_char((0x55fbb4538270), l)
^  Call: (217) [user] is_delimiter(l)
   Call: (218) [system] char_type(l, space)
   Fail: (218) [system] char_type(l, space)
   Call: (218) [system] arg(_1454020, v('(', ')', end_of_file), l)
   Fail: (218) [system] arg(_1454952, v('(', ')', end_of_file), l)
^  Fail: (217) [user] is_delimiter(l)
   Call: (217) [system] ')'==l
   Fail: (217) [system] ')'==l
   Call: (217) [system] get_char((0x55fbb4538270), l)
   Exit: (217) [system] get_char((0x55fbb4538270), l)
   Call: (217) [system] l=(\)
   Fail: (217) [system] l=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1462302)
   Call: (218) [system] peek_char((0x55fbb4538270), _1463236)
   Exit: (218) [system] peek_char((0x55fbb4538270), i)
^  Call: (218) [user] is_delimiter(i)
   Call: (219) [system] char_type(i, space)
   Fail: (219) [system] char_type(i, space)
   Call: (219) [system] arg(_1467956, v('(', ')', end_of_file), i)
   Fail: (219) [system] arg(_1468888, v('(', ')', end_of_file), i)
^  Fail: (218) [user] is_delimiter(i)
   Call: (218) [system] ')'==i
   Fail: (218) [system] ')'==i
   Call: (218) [system] get_char((0x55fbb4538270), i)
   Exit: (218) [system] get_char((0x55fbb4538270), i)
   Call: (218) [system] i=(\)
   Fail: (218) [system] i=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1476238)
   Call: (219) [system] peek_char((0x55fbb4538270), _1477172)
   Exit: (219) [system] peek_char((0x55fbb4538270), c)
^  Call: (219) [user] is_delimiter(c)
   Call: (220) [system] char_type(c, space)
   Fail: (220) [system] char_type(c, space)
   Call: (220) [system] arg(_1481892, v('(', ')', end_of_file), c)
   Fail: (220) [system] arg(_1482824, v('(', ')', end_of_file), c)
^  Fail: (219) [user] is_delimiter(c)
   Call: (219) [system] ')'==c
   Fail: (219) [system] ')'==c
   Call: (219) [system] get_char((0x55fbb4538270), c)
   Exit: (219) [system] get_char((0x55fbb4538270), c)
   Call: (219) [system] c=(\)
   Fail: (219) [system] c=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1490174)
   Call: (220) [system] peek_char((0x55fbb4538270), _1491108)
   Exit: (220) [system] peek_char((0x55fbb4538270), a)
^  Call: (220) [user] is_delimiter(a)
   Call: (221) [system] char_type(a, space)
   Fail: (221) [system] char_type(a, space)
   Call: (221) [system] arg(_1495828, v('(', ')', end_of_file), a)
   Fail: (221) [system] arg(_1496760, v('(', ')', end_of_file), a)
^  Fail: (220) [user] is_delimiter(a)
   Call: (220) [system] ')'==a
   Fail: (220) [system] ')'==a
   Call: (220) [system] get_char((0x55fbb4538270), a)
   Exit: (220) [system] get_char((0x55fbb4538270), a)
   Call: (220) [system] a=(\)
   Fail: (220) [system] a=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1504110)
   Call: (221) [system] peek_char((0x55fbb4538270), _1505044)
   Exit: (221) [system] peek_char((0x55fbb4538270), t)
^  Call: (221) [user] is_delimiter(t)
   Call: (222) [system] char_type(t, space)
   Fail: (222) [system] char_type(t, space)
   Call: (222) [system] arg(_1509764, v('(', ')', end_of_file), t)
   Fail: (222) [system] arg(_1510696, v('(', ')', end_of_file), t)
^  Fail: (221) [user] is_delimiter(t)
   Call: (221) [system] ')'==t
   Fail: (221) [system] ')'==t
   Call: (221) [system] get_char((0x55fbb4538270), t)
   Exit: (221) [system] get_char((0x55fbb4538270), t)
   Call: (221) [system] t=(\)
   Fail: (221) [system] t=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1518046)
   Call: (222) [system] peek_char((0x55fbb4538270), _1518980)
   Exit: (222) [system] peek_char((0x55fbb4538270), i)
^  Call: (222) [user] is_delimiter(i)
   Call: (223) [system] char_type(i, space)
   Fail: (223) [system] char_type(i, space)
   Call: (223) [system] arg(_1523700, v('(', ')', end_of_file), i)
   Fail: (223) [system] arg(_1524632, v('(', ')', end_of_file), i)
^  Fail: (222) [user] is_delimiter(i)
   Call: (222) [system] ')'==i
   Fail: (222) [system] ')'==i
   Call: (222) [system] get_char((0x55fbb4538270), i)
   Exit: (222) [system] get_char((0x55fbb4538270), i)
   Call: (222) [system] i=(\)
   Fail: (222) [system] i=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _1531982)
   Call: (223) [system] peek_char((0x55fbb4538270), _1532916)
   Exit: (223) [system] peek_char((0x55fbb4538270), o)
^  Call: (223) [user] is_delimiter(o)
   Call: (224) [system] char_type(o, space)
   Fail: (224) [system] char_type(o, space)
   Call: (224) [system] arg(_1537636, v('(', ')', end_of_file), o)
   Fail: (224) [system] arg(_1538568, v('(', ')', end_of_file), o)
^  Fail: (223) [user] is_delimiter(o)
   Call: (223) [system] ')'==o
   Fail: (223) [system] ')'==o
   Call: (223) [system] get_char((0x55fbb4538270), o)
   Exit: (223) [system] get_char((0x55fbb4538270), o)
   Call: (223) [system] o=(\)
   Fail: (223) [system] o=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _1545918)
   Call: (224) [system] peek_char((0x55fbb4538270), _1546852)
   Exit: (224) [system] peek_char((0x55fbb4538270), n)
^  Call: (224) [user] is_delimiter(n)
   Call: (225) [system] char_type(n, space)
   Fail: (225) [system] char_type(n, space)
   Call: (225) [system] arg(_1551572, v('(', ')', end_of_file), n)
   Fail: (225) [system] arg(_1552504, v('(', ')', end_of_file), n)
^  Fail: (224) [user] is_delimiter(n)
   Call: (224) [system] ')'==n
   Fail: (224) [system] ')'==n
   Call: (224) [system] get_char((0x55fbb4538270), n)
   Exit: (224) [system] get_char((0x55fbb4538270), n)
   Call: (224) [system] n=(\)
   Fail: (224) [system] n=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _1559854)
   Call: (225) [system] peek_char((0x55fbb4538270), _1560788)
   Exit: (225) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (225) [user] is_delimiter(' ')
   Call: (226) [system] char_type(' ', space)
   Exit: (226) [system] char_type(' ', space)
^  Exit: (225) [user] is_delimiter(' ')
   Call: (225) [system] _1559854=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (224) [system] _1545918=[n]
   Exit: (224) [system] [n]=[n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (223) [system] _1531982=[o, n]
   Exit: (223) [system] [o, n]=[o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (222) [system] _1518046=[i, o, n]
   Exit: (222) [system] [i, o, n]=[i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (221) [system] _1504110=[t, i, o, n]
   Exit: (221) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (220) [system] _1490174=[a, t, i, o, n]
   Exit: (220) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (219) [system] _1476238=[c, a, t, i, o, n]
   Exit: (219) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (218) [system] _1462302=[i, c, a, t, i, o, n]
   Exit: (218) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (217) [system] _1448366=[l, i, c, a, t, i, o, n]
   Exit: (217) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (216) [system] _1434430=[p, l, i, c, a, t, i, o, n]
   Exit: (216) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (215) [system] _1420494=[m, p, l, i, c, a, t, i, o, n]
   Exit: (215) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (214) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _1384984)
^  Call: (215) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _1598012)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_1598964, _1598966), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1598012), _1598946, fail)), '$restore_trace'(_1598964, _1598966))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_1598964, _1598966))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1598012), _1598946, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(_1598012)
   Fail: (216) [system] atomic(_1598012)
   Call: (216) [system] atom_chars(_1598012, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (216) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (215) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (215) [system] integer('Implication')
   Fail: (215) [system] integer('Implication')
   Call: (215) [system] _1384984='Implication'
   Exit: (215) [system] 'Implication'='Implication'
^  Exit: (214) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (213) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (212) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _1612962)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1614820)
   Exit: (214) [system] peek_char((0x55fbb4538270), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
   Call: (214) [system] ' '=(/)
   Fail: (214) [system] ' '=(/)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55fbb4538270), _1624414)
   Exit: (214) [system] get_char((0x55fbb4538270), ' ')
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1627118)
   Exit: (215) [system] peek_char((0x55fbb4538270), '(')
   Call: (215) [system] '('=(;)
   Fail: (215) [system] '('=(;)
   Call: (215) [system] '('=(/)
   Fail: (215) [system] '('=(/)
^  Call: (215) [user] is_like_space('(')
   Call: (216) [system] char_type('(', 'white')
   Fail: (216) [system] char_type('(', 'white')
   Call: (216) [system] char_type('(', end_of_line)
   Fail: (216) [system] char_type('(', end_of_line)
   Call: (216) [system] char_type('(', space)
   Fail: (216) [system] char_type('(', space)
   Call: (216) [system] char_type('(', cntrl)
   Fail: (216) [system] char_type('(', cntrl)
^  Fail: (215) [user] is_like_space('(')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1644052)
   Exit: (213) [system] peek_char((0x55fbb4538270), '(')
   Call: (213) [system] '('=')'
   Fail: (213) [system] '('=')'
   Call: (213) [system] '('=end_of_file
   Fail: (213) [system] '('=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55fbb4538270), _1649622)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1651480)
   Exit: (215) [system] peek_char((0x55fbb4538270), '(')
   Call: (215) [system] '('=(;)
   Fail: (215) [system] '('=(;)
   Call: (215) [system] '('=(/)
   Fail: (215) [system] '('=(/)
^  Call: (215) [user] is_like_space('(')
   Call: (216) [system] char_type('(', 'white')
   Fail: (216) [system] char_type('(', 'white')
   Call: (216) [system] char_type('(', end_of_line)
   Fail: (216) [system] char_type('(', end_of_line)
   Call: (216) [system] char_type('(', space)
   Fail: (216) [system] char_type('(', space)
   Call: (216) [system] char_type('(', cntrl)
   Fail: (216) [system] char_type('(', cntrl)
^  Fail: (215) [user] is_like_space('(')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] get_char((0x55fbb4538270), _1667490)
   Exit: (214) [system] get_char((0x55fbb4538270), '(')
   Call: (214) [system] '('='('
   Exit: (214) [system] '('='('
^  Call: (214) [user] read_list(')', (0x55fbb4538270), _1649622)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1673060)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'A')
   Call: (216) [system] 'A'=(;)
   Fail: (216) [system] 'A'=(;)
   Call: (216) [system] 'A'=(/)
   Fail: (216) [system] 'A'=(/)
^  Call: (216) [user] is_like_space('A')
   Call: (217) [system] char_type('A', 'white')
   Fail: (217) [system] char_type('A', 'white')
   Call: (217) [system] char_type('A', end_of_line)
   Fail: (217) [system] char_type('A', end_of_line)
   Call: (217) [system] char_type('A', space)
   Fail: (217) [system] char_type('A', space)
   Call: (217) [system] char_type('A', cntrl)
   Fail: (217) [system] char_type('A', cntrl)
^  Fail: (216) [user] is_like_space('A')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1689070)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'A')
   Call: (215) [system] 'A'=')'
   Fail: (215) [system] 'A'=')'
   Call: (215) [system] 'A'=end_of_file
   Fail: (215) [system] 'A'=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55fbb4538270), _1694640)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1696498)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'A')
   Call: (217) [system] 'A'=(;)
   Fail: (217) [system] 'A'=(;)
   Call: (217) [system] 'A'=(/)
   Fail: (217) [system] 'A'=(/)
^  Call: (217) [user] is_like_space('A')
   Call: (218) [system] char_type('A', 'white')
   Fail: (218) [system] char_type('A', 'white')
   Call: (218) [system] char_type('A', end_of_line)
   Fail: (218) [system] char_type('A', end_of_line)
   Call: (218) [system] char_type('A', space)
   Fail: (218) [system] char_type('A', space)
   Call: (218) [system] char_type('A', cntrl)
   Fail: (218) [system] char_type('A', cntrl)
^  Fail: (217) [user] is_like_space('A')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] get_char((0x55fbb4538270), _1712508)
   Exit: (216) [system] get_char((0x55fbb4538270), 'A')
   Call: (216) [system] 'A'='('
   Fail: (216) [system] 'A'='('
   Call: (216) [system] 'A'='['
   Fail: (216) [system] 'A'='['
   Call: (216) [system] 'A'='{'
   Fail: (216) [system] 'A'='{'
   Call: (216) [system] 'A'='"'
   Fail: (216) [system] 'A'='"'
   Call: (216) [system] 'A'=!
   Fail: (216) [system] 'A'=!
   Call: (216) [system] 'A'='\''
   Fail: (216) [system] 'A'='\''
   Call: (216) [system] 'A'='`'
   Fail: (216) [system] 'A'='`'
   Call: (216) [system] 'A'=end_of_file
   Fail: (216) [system] 'A'=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1694640)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1730150)
   Call: (218) [system] peek_char((0x55fbb4538270), _1731084)
   Exit: (218) [system] peek_char((0x55fbb4538270), n)
^  Call: (218) [user] is_delimiter(n)
   Call: (219) [system] char_type(n, space)
   Fail: (219) [system] char_type(n, space)
   Call: (219) [system] arg(_1735804, v('(', ')', end_of_file), n)
   Fail: (219) [system] arg(_1736736, v('(', ')', end_of_file), n)
^  Fail: (218) [user] is_delimiter(n)
   Call: (218) [system] ')'==n
   Fail: (218) [system] ')'==n
   Call: (218) [system] get_char((0x55fbb4538270), n)
   Exit: (218) [system] get_char((0x55fbb4538270), n)
   Call: (218) [system] n=(\)
   Fail: (218) [system] n=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1744086)
   Call: (219) [system] peek_char((0x55fbb4538270), _1745020)
   Exit: (219) [system] peek_char((0x55fbb4538270), d)
^  Call: (219) [user] is_delimiter(d)
   Call: (220) [system] char_type(d, space)
   Fail: (220) [system] char_type(d, space)
   Call: (220) [system] arg(_1749740, v('(', ')', end_of_file), d)
   Fail: (220) [system] arg(_1750672, v('(', ')', end_of_file), d)
^  Fail: (219) [user] is_delimiter(d)
   Call: (219) [system] ')'==d
   Fail: (219) [system] ')'==d
   Call: (219) [system] get_char((0x55fbb4538270), d)
   Exit: (219) [system] get_char((0x55fbb4538270), d)
   Call: (219) [system] d=(\)
   Fail: (219) [system] d=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1758022)
   Call: (220) [system] peek_char((0x55fbb4538270), _1758956)
   Exit: (220) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (220) [user] is_delimiter('L')
   Call: (221) [system] char_type('L', space)
   Fail: (221) [system] char_type('L', space)
   Call: (221) [system] arg(_1763676, v('(', ')', end_of_file), 'L')
   Fail: (221) [system] arg(_1764608, v('(', ')', end_of_file), 'L')
^  Fail: (220) [user] is_delimiter('L')
   Call: (220) [system] ')'=='L'
   Fail: (220) [system] ')'=='L'
   Call: (220) [system] get_char((0x55fbb4538270), 'L')
   Exit: (220) [system] get_char((0x55fbb4538270), 'L')
   Call: (220) [system] 'L'=(\)
   Fail: (220) [system] 'L'=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1771958)
   Call: (221) [system] peek_char((0x55fbb4538270), _1772892)
   Exit: (221) [system] peek_char((0x55fbb4538270), i)
^  Call: (221) [user] is_delimiter(i)
   Call: (222) [system] char_type(i, space)
   Fail: (222) [system] char_type(i, space)
   Call: (222) [system] arg(_1777612, v('(', ')', end_of_file), i)
   Fail: (222) [system] arg(_1778544, v('(', ')', end_of_file), i)
^  Fail: (221) [user] is_delimiter(i)
   Call: (221) [system] ')'==i
   Fail: (221) [system] ')'==i
   Call: (221) [system] get_char((0x55fbb4538270), i)
   Exit: (221) [system] get_char((0x55fbb4538270), i)
   Call: (221) [system] i=(\)
   Fail: (221) [system] i=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1785894)
   Call: (222) [system] peek_char((0x55fbb4538270), _1786828)
   Exit: (222) [system] peek_char((0x55fbb4538270), n)
^  Call: (222) [user] is_delimiter(n)
   Call: (223) [system] char_type(n, space)
   Fail: (223) [system] char_type(n, space)
   Call: (223) [system] arg(_1791548, v('(', ')', end_of_file), n)
   Fail: (223) [system] arg(_1792480, v('(', ')', end_of_file), n)
^  Fail: (222) [user] is_delimiter(n)
   Call: (222) [system] ')'==n
   Fail: (222) [system] ')'==n
   Call: (222) [system] get_char((0x55fbb4538270), n)
   Exit: (222) [system] get_char((0x55fbb4538270), n)
   Call: (222) [system] n=(\)
   Fail: (222) [system] n=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _1799830)
   Call: (223) [system] peek_char((0x55fbb4538270), _1800764)
   Exit: (223) [system] peek_char((0x55fbb4538270), k)
^  Call: (223) [user] is_delimiter(k)
   Call: (224) [system] char_type(k, space)
   Fail: (224) [system] char_type(k, space)
   Call: (224) [system] arg(_1805484, v('(', ')', end_of_file), k)
   Fail: (224) [system] arg(_1806416, v('(', ')', end_of_file), k)
^  Fail: (223) [user] is_delimiter(k)
   Call: (223) [system] ')'==k
   Fail: (223) [system] ')'==k
   Call: (223) [system] get_char((0x55fbb4538270), k)
   Exit: (223) [system] get_char((0x55fbb4538270), k)
   Call: (223) [system] k=(\)
   Fail: (223) [system] k=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _1813766)
   Call: (224) [system] peek_char((0x55fbb4538270), _1814700)
   Exit: (224) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (224) [user] is_delimiter(' ')
   Call: (225) [system] char_type(' ', space)
   Exit: (225) [system] char_type(' ', space)
^  Exit: (224) [user] is_delimiter(' ')
   Call: (224) [system] _1813766=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (223) [system] _1799830=[k]
   Exit: (223) [system] [k]=[k]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (222) [system] _1785894=[n, k]
   Exit: (222) [system] [n, k]=[n, k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (221) [system] _1771958=[i, n, k]
   Exit: (221) [system] [i, n, k]=[i, n, k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (220) [system] _1758022=['L', i, n, k]
   Exit: (220) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (219) [system] _1744086=[d, 'L', i, n, k]
   Exit: (219) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (218) [system] _1730150=[n, d, 'L', i, n, k]
   Exit: (218) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (217) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _1694640)
^  Call: (218) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _1840748)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_1841700, _1841702), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1840748), _1841682, fail)), '$restore_trace'(_1841700, _1841702))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_1841700, _1841702))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1840748), _1841682, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(_1840748)
   Fail: (219) [system] atomic(_1840748)
   Call: (219) [system] atom_chars(_1840748, ['A', n, d, 'L', i, n, k])
   Exit: (219) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (218) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (218) [system] integer('AndLink')
   Fail: (218) [system] integer('AndLink')
   Call: (218) [system] _1694640='AndLink'
   Exit: (218) [system] 'AndLink'='AndLink'
^  Exit: (217) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (216) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (215) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (215) [user] read_list(')', (0x55fbb4538270), _1855698)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1857556)
   Exit: (217) [system] peek_char((0x55fbb4538270), ' ')
   Call: (217) [system] ' '=(;)
   Fail: (217) [system] ' '=(;)
   Call: (217) [system] ' '=(/)
   Fail: (217) [system] ' '=(/)
^  Call: (217) [user] is_like_space(' ')
   Call: (218) [system] char_type(' ', 'white')
   Exit: (218) [system] char_type(' ', 'white')
^  Exit: (217) [user] is_like_space(' ')
   Call: (217) [system] get_char((0x55fbb4538270), _1867150)
   Exit: (217) [system] get_char((0x55fbb4538270), ' ')
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1869854)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'A')
   Call: (218) [system] 'A'=(;)
   Fail: (218) [system] 'A'=(;)
   Call: (218) [system] 'A'=(/)
   Fail: (218) [system] 'A'=(/)
^  Call: (218) [user] is_like_space('A')
   Call: (219) [system] char_type('A', 'white')
   Fail: (219) [system] char_type('A', 'white')
   Call: (219) [system] char_type('A', end_of_line)
   Fail: (219) [system] char_type('A', end_of_line)
   Call: (219) [system] char_type('A', space)
   Fail: (219) [system] char_type('A', space)
   Call: (219) [system] char_type('A', cntrl)
   Fail: (219) [system] char_type('A', cntrl)
^  Fail: (218) [user] is_like_space('A')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1886788)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'A')
   Call: (216) [system] 'A'=')'
   Fail: (216) [system] 'A'=')'
   Call: (216) [system] 'A'=end_of_file
   Fail: (216) [system] 'A'=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55fbb4538270), _1892358)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1894216)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'A')
   Call: (218) [system] 'A'=(;)
   Fail: (218) [system] 'A'=(;)
   Call: (218) [system] 'A'=(/)
   Fail: (218) [system] 'A'=(/)
^  Call: (218) [user] is_like_space('A')
   Call: (219) [system] char_type('A', 'white')
   Fail: (219) [system] char_type('A', 'white')
   Call: (219) [system] char_type('A', end_of_line)
   Fail: (219) [system] char_type('A', end_of_line)
   Call: (219) [system] char_type('A', space)
   Fail: (219) [system] char_type('A', space)
   Call: (219) [system] char_type('A', cntrl)
   Fail: (219) [system] char_type('A', cntrl)
^  Fail: (218) [user] is_like_space('A')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] get_char((0x55fbb4538270), _1910226)
   Exit: (217) [system] get_char((0x55fbb4538270), 'A')
   Call: (217) [system] 'A'='('
   Fail: (217) [system] 'A'='('
   Call: (217) [system] 'A'='['
   Fail: (217) [system] 'A'='['
   Call: (217) [system] 'A'='{'
   Fail: (217) [system] 'A'='{'
   Call: (217) [system] 'A'='"'
   Fail: (217) [system] 'A'='"'
   Call: (217) [system] 'A'=!
   Fail: (217) [system] 'A'=!
   Call: (217) [system] 'A'='\''
   Fail: (217) [system] 'A'='\''
   Call: (217) [system] 'A'='`'
   Fail: (217) [system] 'A'='`'
   Call: (217) [system] 'A'=end_of_file
   Fail: (217) [system] 'A'=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1892358)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1927868)
   Call: (219) [system] peek_char((0x55fbb4538270), _1928802)
   Exit: (219) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (219) [user] is_delimiter(' ')
   Call: (220) [system] char_type(' ', space)
   Exit: (220) [system] char_type(' ', space)
^  Exit: (219) [user] is_delimiter(' ')
   Call: (219) [system] _1927868=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (218) [user] classify_and_convert_charseq(['A'], _1892358)
^  Call: (219) [user] classify_and_convert_charseq_(['A'], _1938086)
^  Call: (221) [system] setup_call_cleanup('$notrace'(_1939038, _1939040), once(user:catch(read_from_chars(['A'], _1938086), _1939020, fail)), '$restore_trace'(_1939038, _1939040))
^  Call: (222) [system] sig_atomic(system:'$notrace'(_1939038, _1939040))
^  Exit: (221) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1938086), _1939020, fail)), system:'$restore_trace'(3, -1))
   Call: (220) [system] atomic(_1938086)
   Fail: (220) [system] atomic(_1938086)
   Call: (220) [system] atom_chars(_1938086, ['A'])
   Exit: (220) [system] atom_chars('A', ['A'])
^  Exit: (219) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (219) [system] integer('A')
   Fail: (219) [system] integer('A')
   Call: (219) [system] _1892358='A'
   Exit: (219) [system] 'A'='A'
^  Exit: (218) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (217) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (216) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (216) [user] read_list(')', (0x55fbb4538270), _1953036)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1954894)
   Exit: (218) [system] peek_char((0x55fbb4538270), ' ')
   Call: (218) [system] ' '=(;)
   Fail: (218) [system] ' '=(;)
   Call: (218) [system] ' '=(/)
   Fail: (218) [system] ' '=(/)
^  Call: (218) [user] is_like_space(' ')
   Call: (219) [system] char_type(' ', 'white')
   Exit: (219) [system] char_type(' ', 'white')
^  Exit: (218) [user] is_like_space(' ')
   Call: (218) [system] get_char((0x55fbb4538270), _1964488)
   Exit: (218) [system] get_char((0x55fbb4538270), ' ')
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _1967192)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'B')
   Call: (219) [system] 'B'=(;)
   Fail: (219) [system] 'B'=(;)
   Call: (219) [system] 'B'=(/)
   Fail: (219) [system] 'B'=(/)
^  Call: (219) [user] is_like_space('B')
   Call: (220) [system] char_type('B', 'white')
   Fail: (220) [system] char_type('B', 'white')
   Call: (220) [system] char_type('B', end_of_line)
   Fail: (220) [system] char_type('B', end_of_line)
   Call: (220) [system] char_type('B', space)
   Fail: (220) [system] char_type('B', space)
   Call: (220) [system] char_type('B', cntrl)
   Fail: (220) [system] char_type('B', cntrl)
^  Fail: (219) [user] is_like_space('B')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1984126)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'B')
   Call: (217) [system] 'B'=')'
   Fail: (217) [system] 'B'=')'
   Call: (217) [system] 'B'=end_of_file
   Fail: (217) [system] 'B'=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55fbb4538270), _1989696)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _1991554)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'B')
   Call: (219) [system] 'B'=(;)
   Fail: (219) [system] 'B'=(;)
   Call: (219) [system] 'B'=(/)
   Fail: (219) [system] 'B'=(/)
^  Call: (219) [user] is_like_space('B')
   Call: (220) [system] char_type('B', 'white')
   Fail: (220) [system] char_type('B', 'white')
   Call: (220) [system] char_type('B', end_of_line)
   Fail: (220) [system] char_type('B', end_of_line)
   Call: (220) [system] char_type('B', space)
   Fail: (220) [system] char_type('B', space)
   Call: (220) [system] char_type('B', cntrl)
   Fail: (220) [system] char_type('B', cntrl)
^  Fail: (219) [user] is_like_space('B')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] get_char((0x55fbb4538270), _2007564)
   Exit: (218) [system] get_char((0x55fbb4538270), 'B')
   Call: (218) [system] 'B'='('
   Fail: (218) [system] 'B'='('
   Call: (218) [system] 'B'='['
   Fail: (218) [system] 'B'='['
   Call: (218) [system] 'B'='{'
   Fail: (218) [system] 'B'='{'
   Call: (218) [system] 'B'='"'
   Fail: (218) [system] 'B'='"'
   Call: (218) [system] 'B'=!
   Fail: (218) [system] 'B'=!
   Call: (218) [system] 'B'='\''
   Fail: (218) [system] 'B'='\''
   Call: (218) [system] 'B'='`'
   Fail: (218) [system] 'B'='`'
   Call: (218) [system] 'B'=end_of_file
   Fail: (218) [system] 'B'=end_of_file
^  Call: (218) [user] read_symbolic(')', (0x55fbb4538270), 'B', _1989696)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _2025206)
   Call: (220) [system] peek_char((0x55fbb4538270), _2026140)
   Exit: (220) [system] peek_char((0x55fbb4538270), ')')
^  Call: (220) [user] is_delimiter(')')
   Call: (221) [system] char_type(')', space)
   Fail: (221) [system] char_type(')', space)
   Call: (221) [system] arg(_2030860, v('(', ')', end_of_file), ')')
   Exit: (221) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (220) [user] is_delimiter(')')
   Call: (220) [system] _2025206=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (219) [user] classify_and_convert_charseq(['B'], _1989696)
^  Call: (220) [user] classify_and_convert_charseq_(['B'], _2037296)
^  Call: (222) [system] setup_call_cleanup('$notrace'(_2038248, _2038250), once(user:catch(read_from_chars(['B'], _2037296), _2038230, fail)), '$restore_trace'(_2038248, _2038250))
^  Call: (223) [system] sig_atomic(system:'$notrace'(_2038248, _2038250))
^  Exit: (222) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _2037296), _2038230, fail)), system:'$restore_trace'(3, -1))
   Call: (221) [system] atomic(_2037296)
   Fail: (221) [system] atomic(_2037296)
   Call: (221) [system] atom_chars(_2037296, ['B'])
   Exit: (221) [system] atom_chars('B', ['B'])
^  Exit: (220) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (220) [system] integer('B')
   Fail: (220) [system] integer('B')
   Call: (220) [system] _1989696='B'
   Exit: (220) [system] 'B'='B'
^  Exit: (219) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (218) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (217) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (217) [user] read_list(')', (0x55fbb4538270), _2052246)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _2054104)
   Exit: (219) [system] peek_char((0x55fbb4538270), ')')
   Call: (219) [system] ')'=(;)
   Fail: (219) [system] ')'=(;)
   Call: (219) [system] ')'=(/)
   Fail: (219) [system] ')'=(/)
^  Call: (219) [user] is_like_space(')')
   Call: (220) [system] char_type(')', 'white')
   Fail: (220) [system] char_type(')', 'white')
   Call: (220) [system] char_type(')', end_of_line)
   Fail: (220) [system] char_type(')', end_of_line)
   Call: (220) [system] char_type(')', space)
   Fail: (220) [system] char_type(')', space)
   Call: (220) [system] char_type(')', cntrl)
   Fail: (220) [system] char_type(')', cntrl)
^  Fail: (219) [user] is_like_space(')')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _2070114)
   Exit: (218) [system] peek_char((0x55fbb4538270), ')')
   Call: (218) [system] ')'=')'
   Exit: (218) [system] ')'=')'
   Call: (218) [system] get_char((0x55fbb4538270), _2073904)
   Exit: (218) [system] get_char((0x55fbb4538270), ')')
   Call: (218) [system] _2052246=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_list(')', (0x55fbb4538270), [])
   Call: (217) [system] _1953036=['B']
   Exit: (217) [system] ['B']=['B']
^  Exit: (216) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (216) [system] _1855698=['A', 'B']
   Exit: (216) [system] ['A', 'B']=['A', 'B']
^  Exit: (215) [user] read_list(')', (0x55fbb4538270), ['A', 'B'])
   Call: (215) [system] _1649622=['AndLink', 'A', 'B']
   Exit: (215) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (214) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Exit: (213) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Call: (213) [user] read_list(')', (0x55fbb4538270), _2087786)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _2089644)
   Exit: (215) [system] peek_char((0x55fbb4538270), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
   Call: (215) [system] ' '=(/)
   Fail: (215) [system] ' '=(/)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55fbb4538270), _7140)
   Exit: (215) [system] get_char((0x55fbb4538270), ' ')
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _9844)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'C')
   Call: (216) [system] 'C'=(;)
   Fail: (216) [system] 'C'=(;)
   Call: (216) [system] 'C'=(/)
   Fail: (216) [system] 'C'=(/)
^  Call: (216) [user] is_like_space('C')
   Call: (217) [system] char_type('C', 'white')
   Fail: (217) [system] char_type('C', 'white')
   Call: (217) [system] char_type('C', end_of_line)
   Fail: (217) [system] char_type('C', end_of_line)
   Call: (217) [system] char_type('C', space)
   Fail: (217) [system] char_type('C', space)
   Call: (217) [system] char_type('C', cntrl)
   Fail: (217) [system] char_type('C', cntrl)
^  Fail: (216) [user] is_like_space('C')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _26778)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'C')
   Call: (214) [system] 'C'=')'
   Fail: (214) [system] 'C'=')'
   Call: (214) [system] 'C'=end_of_file
   Fail: (214) [system] 'C'=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55fbb4538270), _32348)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _34206)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'C')
   Call: (216) [system] 'C'=(;)
   Fail: (216) [system] 'C'=(;)
   Call: (216) [system] 'C'=(/)
   Fail: (216) [system] 'C'=(/)
^  Call: (216) [user] is_like_space('C')
   Call: (217) [system] char_type('C', 'white')
   Fail: (217) [system] char_type('C', 'white')
   Call: (217) [system] char_type('C', end_of_line)
   Fail: (217) [system] char_type('C', end_of_line)
   Call: (217) [system] char_type('C', space)
   Fail: (217) [system] char_type('C', space)
   Call: (217) [system] char_type('C', cntrl)
   Fail: (217) [system] char_type('C', cntrl)
^  Fail: (216) [user] is_like_space('C')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] get_char((0x55fbb4538270), _50216)
   Exit: (215) [system] get_char((0x55fbb4538270), 'C')
   Call: (215) [system] 'C'='('
   Fail: (215) [system] 'C'='('
   Call: (215) [system] 'C'='['
   Fail: (215) [system] 'C'='['
   Call: (215) [system] 'C'='{'
   Fail: (215) [system] 'C'='{'
   Call: (215) [system] 'C'='"'
   Fail: (215) [system] 'C'='"'
   Call: (215) [system] 'C'=!
   Fail: (215) [system] 'C'=!
   Call: (215) [system] 'C'='\''
   Fail: (215) [system] 'C'='\''
   Call: (215) [system] 'C'='`'
   Fail: (215) [system] 'C'='`'
   Call: (215) [system] 'C'=end_of_file
   Fail: (215) [system] 'C'=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55fbb4538270), 'C', _32348)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _67858)
   Call: (217) [system] peek_char((0x55fbb4538270), _68792)
   Exit: (217) [system] peek_char((0x55fbb4538270), ')')
^  Call: (217) [user] is_delimiter(')')
   Call: (218) [system] char_type(')', space)
   Fail: (218) [system] char_type(')', space)
   Call: (218) [system] arg(_73512, v('(', ')', end_of_file), ')')
   Exit: (218) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (217) [user] is_delimiter(')')
   Call: (217) [system] _67858=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (216) [user] classify_and_convert_charseq(['C'], _32348)
^  Call: (217) [user] classify_and_convert_charseq_(['C'], _79948)
^  Call: (219) [system] setup_call_cleanup('$notrace'(_80900, _80902), once(user:catch(read_from_chars(['C'], _79948), _80882, fail)), '$restore_trace'(_80900, _80902))
^  Call: (220) [system] sig_atomic(system:'$notrace'(_80900, _80902))
^  Exit: (219) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _79948), _80882, fail)), system:'$restore_trace'(3, -1))
   Call: (218) [system] atomic(_79948)
   Fail: (218) [system] atomic(_79948)
   Call: (218) [system] atom_chars(_79948, ['C'])
   Exit: (218) [system] atom_chars('C', ['C'])
^  Exit: (217) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (217) [system] integer('C')
   Fail: (217) [system] integer('C')
   Call: (217) [system] _32348='C'
   Exit: (217) [system] 'C'='C'
^  Exit: (216) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (215) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (214) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (214) [user] read_list(')', (0x55fbb4538270), _94898)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _96756)
   Exit: (216) [system] peek_char((0x55fbb4538270), ')')
   Call: (216) [system] ')'=(;)
   Fail: (216) [system] ')'=(;)
   Call: (216) [system] ')'=(/)
   Fail: (216) [system] ')'=(/)
^  Call: (216) [user] is_like_space(')')
   Call: (217) [system] char_type(')', 'white')
   Fail: (217) [system] char_type(')', 'white')
   Call: (217) [system] char_type(')', end_of_line)
   Fail: (217) [system] char_type(')', end_of_line)
   Call: (217) [system] char_type(')', space)
   Fail: (217) [system] char_type(')', space)
   Call: (217) [system] char_type(')', cntrl)
   Fail: (217) [system] char_type(')', cntrl)
^  Fail: (216) [user] is_like_space(')')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _112766)
   Exit: (215) [system] peek_char((0x55fbb4538270), ')')
   Call: (215) [system] ')'=')'
   Exit: (215) [system] ')'=')'
   Call: (215) [system] get_char((0x55fbb4538270), _116556)
   Exit: (215) [system] get_char((0x55fbb4538270), ')')
   Call: (215) [system] _94898=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_list(')', (0x55fbb4538270), [])
   Call: (214) [system] _4612=['C']
   Exit: (214) [system] ['C']=['C']
^  Exit: (213) [user] read_list(')', (0x55fbb4538270), ['C'])
   Call: (213) [system] _4588=[['AndLink', 'A', 'B'], 'C']
   Exit: (213) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (212) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'A', 'B'], 'C'])
   Call: (212) [system] _4580=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (212) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (210) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _130438)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _132296)
   Exit: (212) [system] peek_char((0x55fbb4538270), ' ')
   Call: (212) [system] ' '=(;)
   Fail: (212) [system] ' '=(;)
   Call: (212) [system] ' '=(/)
   Fail: (212) [system] ' '=(/)
^  Call: (212) [user] is_like_space(' ')
   Call: (213) [system] char_type(' ', 'white')
   Exit: (213) [system] char_type(' ', 'white')
^  Exit: (212) [user] is_like_space(' ')
   Call: (212) [system] get_char((0x55fbb4538270), _141890)
   Exit: (212) [system] get_char((0x55fbb4538270), ' ')
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _144594)
   Exit: (213) [system] peek_char((0x55fbb4538270), '(')
   Call: (213) [system] '('=(;)
   Fail: (213) [system] '('=(;)
   Call: (213) [system] '('=(/)
   Fail: (213) [system] '('=(/)
^  Call: (213) [user] is_like_space('(')
   Call: (214) [system] char_type('(', 'white')
   Fail: (214) [system] char_type('(', 'white')
   Call: (214) [system] char_type('(', end_of_line)
   Fail: (214) [system] char_type('(', end_of_line)
   Call: (214) [system] char_type('(', space)
   Fail: (214) [system] char_type('(', space)
   Call: (214) [system] char_type('(', cntrl)
   Fail: (214) [system] char_type('(', cntrl)
^  Fail: (213) [user] is_like_space('(')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _161528)
   Exit: (211) [system] peek_char((0x55fbb4538270), '(')
   Call: (211) [system] '('=')'
   Fail: (211) [system] '('=')'
   Call: (211) [system] '('=end_of_file
   Fail: (211) [system] '('=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55fbb4538270), _167098)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _168956)
   Exit: (213) [system] peek_char((0x55fbb4538270), '(')
   Call: (213) [system] '('=(;)
   Fail: (213) [system] '('=(;)
   Call: (213) [system] '('=(/)
   Fail: (213) [system] '('=(/)
^  Call: (213) [user] is_like_space('(')
   Call: (214) [system] char_type('(', 'white')
   Fail: (214) [system] char_type('(', 'white')
   Call: (214) [system] char_type('(', end_of_line)
   Fail: (214) [system] char_type('(', end_of_line)
   Call: (214) [system] char_type('(', space)
   Fail: (214) [system] char_type('(', space)
   Call: (214) [system] char_type('(', cntrl)
   Fail: (214) [system] char_type('(', cntrl)
^  Fail: (213) [user] is_like_space('(')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] get_char((0x55fbb4538270), _184966)
   Exit: (212) [system] get_char((0x55fbb4538270), '(')
   Call: (212) [system] '('='('
   Exit: (212) [system] '('='('
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _167098)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _190536)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'I')
   Call: (214) [system] 'I'=(;)
   Fail: (214) [system] 'I'=(;)
   Call: (214) [system] 'I'=(/)
   Fail: (214) [system] 'I'=(/)
^  Call: (214) [user] is_like_space('I')
   Call: (215) [system] char_type('I', 'white')
   Fail: (215) [system] char_type('I', 'white')
   Call: (215) [system] char_type('I', end_of_line)
   Fail: (215) [system] char_type('I', end_of_line)
   Call: (215) [system] char_type('I', space)
   Fail: (215) [system] char_type('I', space)
   Call: (215) [system] char_type('I', cntrl)
   Fail: (215) [system] char_type('I', cntrl)
^  Fail: (214) [user] is_like_space('I')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _206546)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'I')
   Call: (213) [system] 'I'=')'
   Fail: (213) [system] 'I'=')'
   Call: (213) [system] 'I'=end_of_file
   Fail: (213) [system] 'I'=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55fbb4538270), _212116)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _213974)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'I')
   Call: (215) [system] 'I'=(;)
   Fail: (215) [system] 'I'=(;)
   Call: (215) [system] 'I'=(/)
   Fail: (215) [system] 'I'=(/)
^  Call: (215) [user] is_like_space('I')
   Call: (216) [system] char_type('I', 'white')
   Fail: (216) [system] char_type('I', 'white')
   Call: (216) [system] char_type('I', end_of_line)
   Fail: (216) [system] char_type('I', end_of_line)
   Call: (216) [system] char_type('I', space)
   Fail: (216) [system] char_type('I', space)
   Call: (216) [system] char_type('I', cntrl)
   Fail: (216) [system] char_type('I', cntrl)
^  Fail: (215) [user] is_like_space('I')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] get_char((0x55fbb4538270), _229984)
   Exit: (214) [system] get_char((0x55fbb4538270), 'I')
   Call: (214) [system] 'I'='('
   Fail: (214) [system] 'I'='('
   Call: (214) [system] 'I'='['
   Fail: (214) [system] 'I'='['
   Call: (214) [system] 'I'='{'
   Fail: (214) [system] 'I'='{'
   Call: (214) [system] 'I'='"'
   Fail: (214) [system] 'I'='"'
   Call: (214) [system] 'I'=!
   Fail: (214) [system] 'I'=!
   Call: (214) [system] 'I'='\''
   Fail: (214) [system] 'I'='\''
   Call: (214) [system] 'I'='`'
   Fail: (214) [system] 'I'='`'
   Call: (214) [system] 'I'=end_of_file
   Fail: (214) [system] 'I'=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55fbb4538270), 'I', _212116)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _247626)
   Call: (216) [system] peek_char((0x55fbb4538270), _248560)
   Exit: (216) [system] peek_char((0x55fbb4538270), m)
^  Call: (216) [user] is_delimiter(m)
   Call: (217) [system] char_type(m, space)
   Fail: (217) [system] char_type(m, space)
   Call: (217) [system] arg(_253280, v('(', ')', end_of_file), m)
   Fail: (217) [system] arg(_254212, v('(', ')', end_of_file), m)
^  Fail: (216) [user] is_delimiter(m)
   Call: (216) [system] ')'==m
   Fail: (216) [system] ')'==m
   Call: (216) [system] get_char((0x55fbb4538270), m)
   Exit: (216) [system] get_char((0x55fbb4538270), m)
   Call: (216) [system] m=(\)
   Fail: (216) [system] m=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _261562)
   Call: (217) [system] peek_char((0x55fbb4538270), _262496)
   Exit: (217) [system] peek_char((0x55fbb4538270), p)
^  Call: (217) [user] is_delimiter(p)
   Call: (218) [system] char_type(p, space)
   Fail: (218) [system] char_type(p, space)
   Call: (218) [system] arg(_267216, v('(', ')', end_of_file), p)
   Fail: (218) [system] arg(_268148, v('(', ')', end_of_file), p)
^  Fail: (217) [user] is_delimiter(p)
   Call: (217) [system] ')'==p
   Fail: (217) [system] ')'==p
   Call: (217) [system] get_char((0x55fbb4538270), p)
   Exit: (217) [system] get_char((0x55fbb4538270), p)
   Call: (217) [system] p=(\)
   Fail: (217) [system] p=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _275498)
   Call: (218) [system] peek_char((0x55fbb4538270), _276432)
   Exit: (218) [system] peek_char((0x55fbb4538270), l)
^  Call: (218) [user] is_delimiter(l)
   Call: (219) [system] char_type(l, space)
   Fail: (219) [system] char_type(l, space)
   Call: (219) [system] arg(_281152, v('(', ')', end_of_file), l)
   Fail: (219) [system] arg(_282084, v('(', ')', end_of_file), l)
^  Fail: (218) [user] is_delimiter(l)
   Call: (218) [system] ')'==l
   Fail: (218) [system] ')'==l
   Call: (218) [system] get_char((0x55fbb4538270), l)
   Exit: (218) [system] get_char((0x55fbb4538270), l)
   Call: (218) [system] l=(\)
   Fail: (218) [system] l=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _289434)
   Call: (219) [system] peek_char((0x55fbb4538270), _290368)
   Exit: (219) [system] peek_char((0x55fbb4538270), i)
^  Call: (219) [user] is_delimiter(i)
   Call: (220) [system] char_type(i, space)
   Fail: (220) [system] char_type(i, space)
   Call: (220) [system] arg(_295088, v('(', ')', end_of_file), i)
   Fail: (220) [system] arg(_296020, v('(', ')', end_of_file), i)
^  Fail: (219) [user] is_delimiter(i)
   Call: (219) [system] ')'==i
   Fail: (219) [system] ')'==i
   Call: (219) [system] get_char((0x55fbb4538270), i)
   Exit: (219) [system] get_char((0x55fbb4538270), i)
   Call: (219) [system] i=(\)
   Fail: (219) [system] i=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _303370)
   Call: (220) [system] peek_char((0x55fbb4538270), _304304)
   Exit: (220) [system] peek_char((0x55fbb4538270), c)
^  Call: (220) [user] is_delimiter(c)
   Call: (221) [system] char_type(c, space)
   Fail: (221) [system] char_type(c, space)
   Call: (221) [system] arg(_309024, v('(', ')', end_of_file), c)
   Fail: (221) [system] arg(_309956, v('(', ')', end_of_file), c)
^  Fail: (220) [user] is_delimiter(c)
   Call: (220) [system] ')'==c
   Fail: (220) [system] ')'==c
   Call: (220) [system] get_char((0x55fbb4538270), c)
   Exit: (220) [system] get_char((0x55fbb4538270), c)
   Call: (220) [system] c=(\)
   Fail: (220) [system] c=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _317306)
   Call: (221) [system] peek_char((0x55fbb4538270), _318240)
   Exit: (221) [system] peek_char((0x55fbb4538270), a)
^  Call: (221) [user] is_delimiter(a)
   Call: (222) [system] char_type(a, space)
   Fail: (222) [system] char_type(a, space)
   Call: (222) [system] arg(_322960, v('(', ')', end_of_file), a)
   Fail: (222) [system] arg(_323892, v('(', ')', end_of_file), a)
^  Fail: (221) [user] is_delimiter(a)
   Call: (221) [system] ')'==a
   Fail: (221) [system] ')'==a
   Call: (221) [system] get_char((0x55fbb4538270), a)
   Exit: (221) [system] get_char((0x55fbb4538270), a)
   Call: (221) [system] a=(\)
   Fail: (221) [system] a=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _331242)
   Call: (222) [system] peek_char((0x55fbb4538270), _332176)
   Exit: (222) [system] peek_char((0x55fbb4538270), t)
^  Call: (222) [user] is_delimiter(t)
   Call: (223) [system] char_type(t, space)
   Fail: (223) [system] char_type(t, space)
   Call: (223) [system] arg(_336896, v('(', ')', end_of_file), t)
   Fail: (223) [system] arg(_337828, v('(', ')', end_of_file), t)
^  Fail: (222) [user] is_delimiter(t)
   Call: (222) [system] ')'==t
   Fail: (222) [system] ')'==t
   Call: (222) [system] get_char((0x55fbb4538270), t)
   Exit: (222) [system] get_char((0x55fbb4538270), t)
   Call: (222) [system] t=(\)
   Fail: (222) [system] t=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _345178)
   Call: (223) [system] peek_char((0x55fbb4538270), _346112)
   Exit: (223) [system] peek_char((0x55fbb4538270), i)
^  Call: (223) [user] is_delimiter(i)
   Call: (224) [system] char_type(i, space)
   Fail: (224) [system] char_type(i, space)
   Call: (224) [system] arg(_350832, v('(', ')', end_of_file), i)
   Fail: (224) [system] arg(_351764, v('(', ')', end_of_file), i)
^  Fail: (223) [user] is_delimiter(i)
   Call: (223) [system] ')'==i
   Fail: (223) [system] ')'==i
   Call: (223) [system] get_char((0x55fbb4538270), i)
   Exit: (223) [system] get_char((0x55fbb4538270), i)
   Call: (223) [system] i=(\)
   Fail: (223) [system] i=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _359114)
   Call: (224) [system] peek_char((0x55fbb4538270), _360048)
   Exit: (224) [system] peek_char((0x55fbb4538270), o)
^  Call: (224) [user] is_delimiter(o)
   Call: (225) [system] char_type(o, space)
   Fail: (225) [system] char_type(o, space)
   Call: (225) [system] arg(_364768, v('(', ')', end_of_file), o)
   Fail: (225) [system] arg(_365700, v('(', ')', end_of_file), o)
^  Fail: (224) [user] is_delimiter(o)
   Call: (224) [system] ')'==o
   Fail: (224) [system] ')'==o
   Call: (224) [system] get_char((0x55fbb4538270), o)
   Exit: (224) [system] get_char((0x55fbb4538270), o)
   Call: (224) [system] o=(\)
   Fail: (224) [system] o=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _373050)
   Call: (225) [system] peek_char((0x55fbb4538270), _373984)
   Exit: (225) [system] peek_char((0x55fbb4538270), n)
^  Call: (225) [user] is_delimiter(n)
   Call: (226) [system] char_type(n, space)
   Fail: (226) [system] char_type(n, space)
   Call: (226) [system] arg(_378704, v('(', ')', end_of_file), n)
   Fail: (226) [system] arg(_379636, v('(', ')', end_of_file), n)
^  Fail: (225) [user] is_delimiter(n)
   Call: (225) [system] ')'==n
   Fail: (225) [system] ')'==n
   Call: (225) [system] get_char((0x55fbb4538270), n)
   Exit: (225) [system] get_char((0x55fbb4538270), n)
   Call: (225) [system] n=(\)
   Fail: (225) [system] n=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _386986)
   Call: (226) [system] peek_char((0x55fbb4538270), _387920)
   Exit: (226) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (226) [user] is_delimiter(' ')
   Call: (227) [system] char_type(' ', space)
   Exit: (227) [system] char_type(' ', space)
^  Exit: (226) [user] is_delimiter(' ')
   Call: (226) [system] _386986=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (225) [system] _373050=[n]
   Exit: (225) [system] [n]=[n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (224) [system] _359114=[o, n]
   Exit: (224) [system] [o, n]=[o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (223) [system] _345178=[i, o, n]
   Exit: (223) [system] [i, o, n]=[i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (222) [system] _331242=[t, i, o, n]
   Exit: (222) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (221) [system] _317306=[a, t, i, o, n]
   Exit: (221) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (220) [system] _303370=[c, a, t, i, o, n]
   Exit: (220) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (219) [system] _289434=[i, c, a, t, i, o, n]
   Exit: (219) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (218) [system] _275498=[l, i, c, a, t, i, o, n]
   Exit: (218) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (217) [system] _261562=[p, l, i, c, a, t, i, o, n]
   Exit: (217) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (216) [system] _247626=[m, p, l, i, c, a, t, i, o, n]
   Exit: (216) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (215) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _212116)
^  Call: (216) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _425144)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_426096, _426098), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _425144), _426078, fail)), '$restore_trace'(_426096, _426098))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_426096, _426098))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _425144), _426078, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(_425144)
   Fail: (217) [system] atomic(_425144)
   Call: (217) [system] atom_chars(_425144, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (217) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (216) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (216) [system] integer('Implication')
   Fail: (216) [system] integer('Implication')
   Call: (216) [system] _212116='Implication'
   Exit: (216) [system] 'Implication'='Implication'
^  Exit: (215) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (214) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (213) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (213) [user] read_list(')', (0x55fbb4538270), _440094)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _441952)
   Exit: (215) [system] peek_char((0x55fbb4538270), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
   Call: (215) [system] ' '=(/)
   Fail: (215) [system] ' '=(/)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55fbb4538270), _451546)
   Exit: (215) [system] get_char((0x55fbb4538270), ' ')
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _454250)
   Exit: (216) [system] peek_char((0x55fbb4538270), '(')
   Call: (216) [system] '('=(;)
   Fail: (216) [system] '('=(;)
   Call: (216) [system] '('=(/)
   Fail: (216) [system] '('=(/)
^  Call: (216) [user] is_like_space('(')
   Call: (217) [system] char_type('(', 'white')
   Fail: (217) [system] char_type('(', 'white')
   Call: (217) [system] char_type('(', end_of_line)
   Fail: (217) [system] char_type('(', end_of_line)
   Call: (217) [system] char_type('(', space)
   Fail: (217) [system] char_type('(', space)
   Call: (217) [system] char_type('(', cntrl)
   Fail: (217) [system] char_type('(', cntrl)
^  Fail: (216) [user] is_like_space('(')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _471184)
   Exit: (214) [system] peek_char((0x55fbb4538270), '(')
   Call: (214) [system] '('=')'
   Fail: (214) [system] '('=')'
   Call: (214) [system] '('=end_of_file
   Fail: (214) [system] '('=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55fbb4538270), _476754)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _478612)
   Exit: (216) [system] peek_char((0x55fbb4538270), '(')
   Call: (216) [system] '('=(;)
   Fail: (216) [system] '('=(;)
   Call: (216) [system] '('=(/)
   Fail: (216) [system] '('=(/)
^  Call: (216) [user] is_like_space('(')
   Call: (217) [system] char_type('(', 'white')
   Fail: (217) [system] char_type('(', 'white')
   Call: (217) [system] char_type('(', end_of_line)
   Fail: (217) [system] char_type('(', end_of_line)
   Call: (217) [system] char_type('(', space)
   Fail: (217) [system] char_type('(', space)
   Call: (217) [system] char_type('(', cntrl)
   Fail: (217) [system] char_type('(', cntrl)
^  Fail: (216) [user] is_like_space('(')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] get_char((0x55fbb4538270), _494622)
   Exit: (215) [system] get_char((0x55fbb4538270), '(')
   Call: (215) [system] '('='('
   Exit: (215) [system] '('='('
^  Call: (215) [user] read_list(')', (0x55fbb4538270), _476754)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _500192)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'O')
   Call: (217) [system] 'O'=(;)
   Fail: (217) [system] 'O'=(;)
   Call: (217) [system] 'O'=(/)
   Fail: (217) [system] 'O'=(/)
^  Call: (217) [user] is_like_space('O')
   Call: (218) [system] char_type('O', 'white')
   Fail: (218) [system] char_type('O', 'white')
   Call: (218) [system] char_type('O', end_of_line)
   Fail: (218) [system] char_type('O', end_of_line)
   Call: (218) [system] char_type('O', space)
   Fail: (218) [system] char_type('O', space)
   Call: (218) [system] char_type('O', cntrl)
   Fail: (218) [system] char_type('O', cntrl)
^  Fail: (217) [user] is_like_space('O')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _516202)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'O')
   Call: (216) [system] 'O'=')'
   Fail: (216) [system] 'O'=')'
   Call: (216) [system] 'O'=end_of_file
   Fail: (216) [system] 'O'=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55fbb4538270), _521772)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _523630)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'O')
   Call: (218) [system] 'O'=(;)
   Fail: (218) [system] 'O'=(;)
   Call: (218) [system] 'O'=(/)
   Fail: (218) [system] 'O'=(/)
^  Call: (218) [user] is_like_space('O')
   Call: (219) [system] char_type('O', 'white')
   Fail: (219) [system] char_type('O', 'white')
   Call: (219) [system] char_type('O', end_of_line)
   Fail: (219) [system] char_type('O', end_of_line)
   Call: (219) [system] char_type('O', space)
   Fail: (219) [system] char_type('O', space)
   Call: (219) [system] char_type('O', cntrl)
   Fail: (219) [system] char_type('O', cntrl)
^  Fail: (218) [user] is_like_space('O')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] get_char((0x55fbb4538270), _539640)
   Exit: (217) [system] get_char((0x55fbb4538270), 'O')
   Call: (217) [system] 'O'='('
   Fail: (217) [system] 'O'='('
   Call: (217) [system] 'O'='['
   Fail: (217) [system] 'O'='['
   Call: (217) [system] 'O'='{'
   Fail: (217) [system] 'O'='{'
   Call: (217) [system] 'O'='"'
   Fail: (217) [system] 'O'='"'
   Call: (217) [system] 'O'=!
   Fail: (217) [system] 'O'=!
   Call: (217) [system] 'O'='\''
   Fail: (217) [system] 'O'='\''
   Call: (217) [system] 'O'='`'
   Fail: (217) [system] 'O'='`'
   Call: (217) [system] 'O'=end_of_file
   Fail: (217) [system] 'O'=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55fbb4538270), 'O', _521772)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _557282)
   Call: (219) [system] peek_char((0x55fbb4538270), _558216)
   Exit: (219) [system] peek_char((0x55fbb4538270), r)
^  Call: (219) [user] is_delimiter(r)
   Call: (220) [system] char_type(r, space)
   Fail: (220) [system] char_type(r, space)
   Call: (220) [system] arg(_562936, v('(', ')', end_of_file), r)
   Fail: (220) [system] arg(_563868, v('(', ')', end_of_file), r)
^  Fail: (219) [user] is_delimiter(r)
   Call: (219) [system] ')'==r
   Fail: (219) [system] ')'==r
   Call: (219) [system] get_char((0x55fbb4538270), r)
   Exit: (219) [system] get_char((0x55fbb4538270), r)
   Call: (219) [system] r=(\)
   Fail: (219) [system] r=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _571218)
   Call: (220) [system] peek_char((0x55fbb4538270), _572152)
   Exit: (220) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (220) [user] is_delimiter('L')
   Call: (221) [system] char_type('L', space)
   Fail: (221) [system] char_type('L', space)
   Call: (221) [system] arg(_576872, v('(', ')', end_of_file), 'L')
   Fail: (221) [system] arg(_577804, v('(', ')', end_of_file), 'L')
^  Fail: (220) [user] is_delimiter('L')
   Call: (220) [system] ')'=='L'
   Fail: (220) [system] ')'=='L'
   Call: (220) [system] get_char((0x55fbb4538270), 'L')
   Exit: (220) [system] get_char((0x55fbb4538270), 'L')
   Call: (220) [system] 'L'=(\)
   Fail: (220) [system] 'L'=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _585154)
   Call: (221) [system] peek_char((0x55fbb4538270), _586088)
   Exit: (221) [system] peek_char((0x55fbb4538270), i)
^  Call: (221) [user] is_delimiter(i)
   Call: (222) [system] char_type(i, space)
   Fail: (222) [system] char_type(i, space)
   Call: (222) [system] arg(_590808, v('(', ')', end_of_file), i)
   Fail: (222) [system] arg(_591740, v('(', ')', end_of_file), i)
^  Fail: (221) [user] is_delimiter(i)
   Call: (221) [system] ')'==i
   Fail: (221) [system] ')'==i
   Call: (221) [system] get_char((0x55fbb4538270), i)
   Exit: (221) [system] get_char((0x55fbb4538270), i)
   Call: (221) [system] i=(\)
   Fail: (221) [system] i=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _599090)
   Call: (222) [system] peek_char((0x55fbb4538270), _600024)
   Exit: (222) [system] peek_char((0x55fbb4538270), n)
^  Call: (222) [user] is_delimiter(n)
   Call: (223) [system] char_type(n, space)
   Fail: (223) [system] char_type(n, space)
   Call: (223) [system] arg(_604744, v('(', ')', end_of_file), n)
   Fail: (223) [system] arg(_605676, v('(', ')', end_of_file), n)
^  Fail: (222) [user] is_delimiter(n)
   Call: (222) [system] ')'==n
   Fail: (222) [system] ')'==n
   Call: (222) [system] get_char((0x55fbb4538270), n)
   Exit: (222) [system] get_char((0x55fbb4538270), n)
   Call: (222) [system] n=(\)
   Fail: (222) [system] n=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _613026)
   Call: (223) [system] peek_char((0x55fbb4538270), _613960)
   Exit: (223) [system] peek_char((0x55fbb4538270), k)
^  Call: (223) [user] is_delimiter(k)
   Call: (224) [system] char_type(k, space)
   Fail: (224) [system] char_type(k, space)
   Call: (224) [system] arg(_618680, v('(', ')', end_of_file), k)
   Fail: (224) [system] arg(_619612, v('(', ')', end_of_file), k)
^  Fail: (223) [user] is_delimiter(k)
   Call: (223) [system] ')'==k
   Fail: (223) [system] ')'==k
   Call: (223) [system] get_char((0x55fbb4538270), k)
   Exit: (223) [system] get_char((0x55fbb4538270), k)
   Call: (223) [system] k=(\)
   Fail: (223) [system] k=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _626962)
   Call: (224) [system] peek_char((0x55fbb4538270), _627896)
   Exit: (224) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (224) [user] is_delimiter(' ')
   Call: (225) [system] char_type(' ', space)
   Exit: (225) [system] char_type(' ', space)
^  Exit: (224) [user] is_delimiter(' ')
   Call: (224) [system] _626962=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (223) [system] _613026=[k]
   Exit: (223) [system] [k]=[k]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (222) [system] _599090=[n, k]
   Exit: (222) [system] [n, k]=[n, k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (221) [system] _585154=[i, n, k]
   Exit: (221) [system] [i, n, k]=[i, n, k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (220) [system] _571218=['L', i, n, k]
   Exit: (220) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (219) [system] _557282=[r, 'L', i, n, k]
   Exit: (219) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (218) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _521772)
^  Call: (219) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _651150)
^  Call: (221) [system] setup_call_cleanup('$notrace'(_652102, _652104), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _651150), _652084, fail)), '$restore_trace'(_652102, _652104))
^  Call: (222) [system] sig_atomic(system:'$notrace'(_652102, _652104))
^  Exit: (221) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _651150), _652084, fail)), system:'$restore_trace'(3, -1))
   Call: (220) [system] atomic(_651150)
   Fail: (220) [system] atomic(_651150)
   Call: (220) [system] atom_chars(_651150, ['O', r, 'L', i, n, k])
   Exit: (220) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (219) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (219) [system] integer('OrLink')
   Fail: (219) [system] integer('OrLink')
   Call: (219) [system] _521772='OrLink'
   Exit: (219) [system] 'OrLink'='OrLink'
^  Exit: (218) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (217) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (216) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (216) [user] read_list(')', (0x55fbb4538270), _666100)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _667958)
   Exit: (218) [system] peek_char((0x55fbb4538270), ' ')
   Call: (218) [system] ' '=(;)
   Fail: (218) [system] ' '=(;)
   Call: (218) [system] ' '=(/)
   Fail: (218) [system] ' '=(/)
^  Call: (218) [user] is_like_space(' ')
   Call: (219) [system] char_type(' ', 'white')
   Exit: (219) [system] char_type(' ', 'white')
^  Exit: (218) [user] is_like_space(' ')
   Call: (218) [system] get_char((0x55fbb4538270), _677552)
   Exit: (218) [system] get_char((0x55fbb4538270), ' ')
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _680256)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'C')
   Call: (219) [system] 'C'=(;)
   Fail: (219) [system] 'C'=(;)
   Call: (219) [system] 'C'=(/)
   Fail: (219) [system] 'C'=(/)
^  Call: (219) [user] is_like_space('C')
   Call: (220) [system] char_type('C', 'white')
   Fail: (220) [system] char_type('C', 'white')
   Call: (220) [system] char_type('C', end_of_line)
   Fail: (220) [system] char_type('C', end_of_line)
   Call: (220) [system] char_type('C', space)
   Fail: (220) [system] char_type('C', space)
   Call: (220) [system] char_type('C', cntrl)
   Fail: (220) [system] char_type('C', cntrl)
^  Fail: (219) [user] is_like_space('C')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _697190)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'C')
   Call: (217) [system] 'C'=')'
   Fail: (217) [system] 'C'=')'
   Call: (217) [system] 'C'=end_of_file
   Fail: (217) [system] 'C'=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55fbb4538270), _702760)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _704618)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'C')
   Call: (219) [system] 'C'=(;)
   Fail: (219) [system] 'C'=(;)
   Call: (219) [system] 'C'=(/)
   Fail: (219) [system] 'C'=(/)
^  Call: (219) [user] is_like_space('C')
   Call: (220) [system] char_type('C', 'white')
   Fail: (220) [system] char_type('C', 'white')
   Call: (220) [system] char_type('C', end_of_line)
   Fail: (220) [system] char_type('C', end_of_line)
   Call: (220) [system] char_type('C', space)
   Fail: (220) [system] char_type('C', space)
   Call: (220) [system] char_type('C', cntrl)
   Fail: (220) [system] char_type('C', cntrl)
^  Fail: (219) [user] is_like_space('C')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] get_char((0x55fbb4538270), _720628)
   Exit: (218) [system] get_char((0x55fbb4538270), 'C')
   Call: (218) [system] 'C'='('
   Fail: (218) [system] 'C'='('
   Call: (218) [system] 'C'='['
   Fail: (218) [system] 'C'='['
   Call: (218) [system] 'C'='{'
   Fail: (218) [system] 'C'='{'
   Call: (218) [system] 'C'='"'
   Fail: (218) [system] 'C'='"'
   Call: (218) [system] 'C'=!
   Fail: (218) [system] 'C'=!
   Call: (218) [system] 'C'='\''
   Fail: (218) [system] 'C'='\''
   Call: (218) [system] 'C'='`'
   Fail: (218) [system] 'C'='`'
   Call: (218) [system] 'C'=end_of_file
   Fail: (218) [system] 'C'=end_of_file
^  Call: (218) [user] read_symbolic(')', (0x55fbb4538270), 'C', _702760)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _738270)
   Call: (220) [system] peek_char((0x55fbb4538270), _739204)
   Exit: (220) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (220) [user] is_delimiter(' ')
   Call: (221) [system] char_type(' ', space)
   Exit: (221) [system] char_type(' ', space)
^  Exit: (220) [user] is_delimiter(' ')
   Call: (220) [system] _738270=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (219) [user] classify_and_convert_charseq(['C'], _702760)
^  Call: (220) [user] classify_and_convert_charseq_(['C'], _748488)
^  Call: (222) [system] setup_call_cleanup('$notrace'(_749440, _749442), once(user:catch(read_from_chars(['C'], _748488), _749422, fail)), '$restore_trace'(_749440, _749442))
^  Call: (223) [system] sig_atomic(system:'$notrace'(_749440, _749442))
^  Exit: (222) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _748488), _749422, fail)), system:'$restore_trace'(3, -1))
   Call: (221) [system] atomic(_748488)
   Fail: (221) [system] atomic(_748488)
   Call: (221) [system] atom_chars(_748488, ['C'])
   Exit: (221) [system] atom_chars('C', ['C'])
^  Exit: (220) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (220) [system] integer('C')
   Fail: (220) [system] integer('C')
   Call: (220) [system] _702760='C'
   Exit: (220) [system] 'C'='C'
^  Exit: (219) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (218) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (217) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (217) [user] read_list(')', (0x55fbb4538270), _763438)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _765296)
   Exit: (219) [system] peek_char((0x55fbb4538270), ' ')
   Call: (219) [system] ' '=(;)
   Fail: (219) [system] ' '=(;)
   Call: (219) [system] ' '=(/)
   Fail: (219) [system] ' '=(/)
^  Call: (219) [user] is_like_space(' ')
   Call: (220) [system] char_type(' ', 'white')
   Exit: (220) [system] char_type(' ', 'white')
^  Exit: (219) [user] is_like_space(' ')
   Call: (219) [system] get_char((0x55fbb4538270), _774890)
   Exit: (219) [system] get_char((0x55fbb4538270), ' ')
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _777594)
   Exit: (220) [system] peek_char((0x55fbb4538270), 'D')
   Call: (220) [system] 'D'=(;)
   Fail: (220) [system] 'D'=(;)
   Call: (220) [system] 'D'=(/)
   Fail: (220) [system] 'D'=(/)
^  Call: (220) [user] is_like_space('D')
   Call: (221) [system] char_type('D', 'white')
   Fail: (221) [system] char_type('D', 'white')
   Call: (221) [system] char_type('D', end_of_line)
   Fail: (221) [system] char_type('D', end_of_line)
   Call: (221) [system] char_type('D', space)
   Fail: (221) [system] char_type('D', space)
   Call: (221) [system] char_type('D', cntrl)
   Fail: (221) [system] char_type('D', cntrl)
^  Fail: (220) [user] is_like_space('D')
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _794528)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'D')
   Call: (218) [system] 'D'=')'
   Fail: (218) [system] 'D'=')'
   Call: (218) [system] 'D'=end_of_file
   Fail: (218) [system] 'D'=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55fbb4538270), _800098)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _801956)
   Exit: (220) [system] peek_char((0x55fbb4538270), 'D')
   Call: (220) [system] 'D'=(;)
   Fail: (220) [system] 'D'=(;)
   Call: (220) [system] 'D'=(/)
   Fail: (220) [system] 'D'=(/)
^  Call: (220) [user] is_like_space('D')
   Call: (221) [system] char_type('D', 'white')
   Fail: (221) [system] char_type('D', 'white')
   Call: (221) [system] char_type('D', end_of_line)
   Fail: (221) [system] char_type('D', end_of_line)
   Call: (221) [system] char_type('D', space)
   Fail: (221) [system] char_type('D', space)
   Call: (221) [system] char_type('D', cntrl)
   Fail: (221) [system] char_type('D', cntrl)
^  Fail: (220) [user] is_like_space('D')
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] get_char((0x55fbb4538270), _817966)
   Exit: (219) [system] get_char((0x55fbb4538270), 'D')
   Call: (219) [system] 'D'='('
   Fail: (219) [system] 'D'='('
   Call: (219) [system] 'D'='['
   Fail: (219) [system] 'D'='['
   Call: (219) [system] 'D'='{'
   Fail: (219) [system] 'D'='{'
   Call: (219) [system] 'D'='"'
   Fail: (219) [system] 'D'='"'
   Call: (219) [system] 'D'=!
   Fail: (219) [system] 'D'=!
   Call: (219) [system] 'D'='\''
   Fail: (219) [system] 'D'='\''
   Call: (219) [system] 'D'='`'
   Fail: (219) [system] 'D'='`'
   Call: (219) [system] 'D'=end_of_file
   Fail: (219) [system] 'D'=end_of_file
^  Call: (219) [user] read_symbolic(')', (0x55fbb4538270), 'D', _800098)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _835608)
   Call: (221) [system] peek_char((0x55fbb4538270), _836542)
   Exit: (221) [system] peek_char((0x55fbb4538270), ')')
^  Call: (221) [user] is_delimiter(')')
   Call: (222) [system] char_type(')', space)
   Fail: (222) [system] char_type(')', space)
   Call: (222) [system] arg(_841262, v('(', ')', end_of_file), ')')
   Exit: (222) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (221) [user] is_delimiter(')')
   Call: (221) [system] _835608=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (220) [user] classify_and_convert_charseq(['D'], _800098)
^  Call: (221) [user] classify_and_convert_charseq_(['D'], _847698)
^  Call: (223) [system] setup_call_cleanup('$notrace'(_848650, _848652), once(user:catch(read_from_chars(['D'], _847698), _848632, fail)), '$restore_trace'(_848650, _848652))
^  Call: (224) [system] sig_atomic(system:'$notrace'(_848650, _848652))
^  Exit: (223) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _847698), _848632, fail)), system:'$restore_trace'(3, -1))
   Call: (222) [system] atomic(_847698)
   Fail: (222) [system] atomic(_847698)
   Call: (222) [system] atom_chars(_847698, ['D'])
   Exit: (222) [system] atom_chars('D', ['D'])
^  Exit: (221) [user] classify_and_convert_charseq_(['D'], 'D')
   Call: (221) [system] integer('D')
   Fail: (221) [system] integer('D')
   Call: (221) [system] _800098='D'
   Exit: (221) [system] 'D'='D'
^  Exit: (220) [user] classify_and_convert_charseq(['D'], 'D')
^  Exit: (219) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'D')
^  Exit: (218) [user] cont_sexpr(')', (0x55fbb4538270), 'D')
^  Call: (218) [user] read_list(')', (0x55fbb4538270), _862648)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _864506)
   Exit: (220) [system] peek_char((0x55fbb4538270), ')')
   Call: (220) [system] ')'=(;)
   Fail: (220) [system] ')'=(;)
   Call: (220) [system] ')'=(/)
   Fail: (220) [system] ')'=(/)
^  Call: (220) [user] is_like_space(')')
   Call: (221) [system] char_type(')', 'white')
   Fail: (221) [system] char_type(')', 'white')
   Call: (221) [system] char_type(')', end_of_line)
   Fail: (221) [system] char_type(')', end_of_line)
   Call: (221) [system] char_type(')', space)
   Fail: (221) [system] char_type(')', space)
   Call: (221) [system] char_type(')', cntrl)
   Fail: (221) [system] char_type(')', cntrl)
^  Fail: (220) [user] is_like_space(')')
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _880516)
   Exit: (219) [system] peek_char((0x55fbb4538270), ')')
   Call: (219) [system] ')'=')'
   Exit: (219) [system] ')'=')'
   Call: (219) [system] get_char((0x55fbb4538270), _884306)
   Exit: (219) [system] get_char((0x55fbb4538270), ')')
   Call: (219) [system] _862648=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_list(')', (0x55fbb4538270), [])
   Call: (218) [system] _763438=['D']
   Exit: (218) [system] ['D']=['D']
^  Exit: (217) [user] read_list(')', (0x55fbb4538270), ['D'])
   Call: (217) [system] _666100=['C', 'D']
   Exit: (217) [system] ['C', 'D']=['C', 'D']
^  Exit: (216) [user] read_list(')', (0x55fbb4538270), ['C', 'D'])
   Call: (216) [system] _476754=['OrLink', 'C', 'D']
   Exit: (216) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (215) [user] read_list(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Exit: (214) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Call: (214) [user] read_list(')', (0x55fbb4538270), _898188)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _900046)
   Exit: (216) [system] peek_char((0x55fbb4538270), ' ')
   Call: (216) [system] ' '=(;)
   Fail: (216) [system] ' '=(;)
   Call: (216) [system] ' '=(/)
   Fail: (216) [system] ' '=(/)
^  Call: (216) [user] is_like_space(' ')
   Call: (217) [system] char_type(' ', 'white')
   Exit: (217) [system] char_type(' ', 'white')
^  Exit: (216) [user] is_like_space(' ')
   Call: (216) [system] get_char((0x55fbb4538270), _909640)
   Exit: (216) [system] get_char((0x55fbb4538270), ' ')
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _912344)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'E')
   Call: (217) [system] 'E'=(;)
   Fail: (217) [system] 'E'=(;)
   Call: (217) [system] 'E'=(/)
   Fail: (217) [system] 'E'=(/)
^  Call: (217) [user] is_like_space('E')
   Call: (218) [system] char_type('E', 'white')
   Fail: (218) [system] char_type('E', 'white')
   Call: (218) [system] char_type('E', end_of_line)
   Fail: (218) [system] char_type('E', end_of_line)
   Call: (218) [system] char_type('E', space)
   Fail: (218) [system] char_type('E', space)
   Call: (218) [system] char_type('E', cntrl)
   Fail: (218) [system] char_type('E', cntrl)
^  Fail: (217) [user] is_like_space('E')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _929278)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'E')
   Call: (215) [system] 'E'=')'
   Fail: (215) [system] 'E'=')'
   Call: (215) [system] 'E'=end_of_file
   Fail: (215) [system] 'E'=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55fbb4538270), _934848)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _936706)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'E')
   Call: (217) [system] 'E'=(;)
   Fail: (217) [system] 'E'=(;)
   Call: (217) [system] 'E'=(/)
   Fail: (217) [system] 'E'=(/)
^  Call: (217) [user] is_like_space('E')
   Call: (218) [system] char_type('E', 'white')
   Fail: (218) [system] char_type('E', 'white')
   Call: (218) [system] char_type('E', end_of_line)
   Fail: (218) [system] char_type('E', end_of_line)
   Call: (218) [system] char_type('E', space)
   Fail: (218) [system] char_type('E', space)
   Call: (218) [system] char_type('E', cntrl)
   Fail: (218) [system] char_type('E', cntrl)
^  Fail: (217) [user] is_like_space('E')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] get_char((0x55fbb4538270), _952716)
   Exit: (216) [system] get_char((0x55fbb4538270), 'E')
   Call: (216) [system] 'E'='('
   Fail: (216) [system] 'E'='('
   Call: (216) [system] 'E'='['
   Fail: (216) [system] 'E'='['
   Call: (216) [system] 'E'='{'
   Fail: (216) [system] 'E'='{'
   Call: (216) [system] 'E'='"'
   Fail: (216) [system] 'E'='"'
   Call: (216) [system] 'E'=!
   Fail: (216) [system] 'E'=!
   Call: (216) [system] 'E'='\''
   Fail: (216) [system] 'E'='\''
   Call: (216) [system] 'E'='`'
   Fail: (216) [system] 'E'='`'
   Call: (216) [system] 'E'=end_of_file
   Fail: (216) [system] 'E'=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55fbb4538270), 'E', _934848)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _970358)
   Call: (218) [system] peek_char((0x55fbb4538270), _971292)
   Exit: (218) [system] peek_char((0x55fbb4538270), ')')
^  Call: (218) [user] is_delimiter(')')
   Call: (219) [system] char_type(')', space)
   Fail: (219) [system] char_type(')', space)
   Call: (219) [system] arg(_976012, v('(', ')', end_of_file), ')')
   Exit: (219) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (218) [user] is_delimiter(')')
   Call: (218) [system] _970358=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (217) [user] classify_and_convert_charseq(['E'], _934848)
^  Call: (218) [user] classify_and_convert_charseq_(['E'], _982448)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_983400, _983402), once(user:catch(read_from_chars(['E'], _982448), _983382, fail)), '$restore_trace'(_983400, _983402))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_983400, _983402))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _982448), _983382, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(_982448)
   Fail: (219) [system] atomic(_982448)
   Call: (219) [system] atom_chars(_982448, ['E'])
   Exit: (219) [system] atom_chars('E', ['E'])
^  Exit: (218) [user] classify_and_convert_charseq_(['E'], 'E')
   Call: (218) [system] integer('E')
   Fail: (218) [system] integer('E')
   Call: (218) [system] _934848='E'
   Exit: (218) [system] 'E'='E'
^  Exit: (217) [user] classify_and_convert_charseq(['E'], 'E')
^  Exit: (216) [user] read_symbolic(')', (0x55fbb4538270), 'E', 'E')
^  Exit: (215) [user] cont_sexpr(')', (0x55fbb4538270), 'E')
^  Call: (215) [user] read_list(')', (0x55fbb4538270), _997398)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _999256)
   Exit: (217) [system] peek_char((0x55fbb4538270), ')')
   Call: (217) [system] ')'=(;)
   Fail: (217) [system] ')'=(;)
   Call: (217) [system] ')'=(/)
   Fail: (217) [system] ')'=(/)
^  Call: (217) [user] is_like_space(')')
   Call: (218) [system] char_type(')', 'white')
   Fail: (218) [system] char_type(')', 'white')
   Call: (218) [system] char_type(')', end_of_line)
   Fail: (218) [system] char_type(')', end_of_line)
   Call: (218) [system] char_type(')', space)
   Fail: (218) [system] char_type(')', space)
   Call: (218) [system] char_type(')', cntrl)
   Fail: (218) [system] char_type(')', cntrl)
^  Fail: (217) [user] is_like_space(')')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1015266)
   Exit: (216) [system] peek_char((0x55fbb4538270), ')')
   Call: (216) [system] ')'=')'
   Exit: (216) [system] ')'=')'
   Call: (216) [system] get_char((0x55fbb4538270), _1019056)
   Exit: (216) [system] get_char((0x55fbb4538270), ')')
   Call: (216) [system] _997398=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_list(')', (0x55fbb4538270), [])
   Call: (215) [system] _898188=['E']
   Exit: (215) [system] ['E']=['E']
^  Exit: (214) [user] read_list(')', (0x55fbb4538270), ['E'])
   Call: (214) [system] _440094=[['OrLink', 'C', 'D'], 'E']
   Exit: (214) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (213) [user] read_list(')', (0x55fbb4538270), [['OrLink', 'C', 'D'], 'E'])
   Call: (213) [system] _167098=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (213) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (212) [user] read_list(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (211) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _1032938)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1034796)
   Exit: (213) [system] peek_char((0x55fbb4538270), ')')
   Call: (213) [system] ')'=(;)
   Fail: (213) [system] ')'=(;)
   Call: (213) [system] ')'=(/)
   Fail: (213) [system] ')'=(/)
^  Call: (213) [user] is_like_space(')')
   Call: (214) [system] char_type(')', 'white')
   Fail: (214) [system] char_type(')', 'white')
   Call: (214) [system] char_type(')', end_of_line)
   Fail: (214) [system] char_type(')', end_of_line)
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] char_type(')', cntrl)
   Fail: (214) [system] char_type(')', cntrl)
^  Fail: (213) [user] is_like_space(')')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1050806)
   Exit: (212) [system] peek_char((0x55fbb4538270), ')')
   Call: (212) [system] ')'=')'
   Exit: (212) [system] ')'=')'
   Call: (212) [system] get_char((0x55fbb4538270), _1054596)
   Exit: (212) [system] get_char((0x55fbb4538270), ')')
   Call: (212) [system] _1032938=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), [])
   Call: (211) [system] _130438=[['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (211) [system] [['Implication', ['OrLink', 'C', 'D'], 'E']]=[['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), [['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (210) [system] _4576=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (210) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), [['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (209) [system] _4568=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (209) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Exit: (207) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _1068478)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1070336)
   Exit: (209) [system] peek_char((0x55fbb4538270), ')')
   Call: (209) [system] ')'=(;)
   Fail: (209) [system] ')'=(;)
   Call: (209) [system] ')'=(/)
   Fail: (209) [system] ')'=(/)
^  Call: (209) [user] is_like_space(')')
   Call: (210) [system] char_type(')', 'white')
   Fail: (210) [system] char_type(')', 'white')
   Call: (210) [system] char_type(')', end_of_line)
   Fail: (210) [system] char_type(')', end_of_line)
   Call: (210) [system] char_type(')', space)
   Fail: (210) [system] char_type(')', space)
   Call: (210) [system] char_type(')', cntrl)
   Fail: (210) [system] char_type(')', cntrl)
^  Fail: (209) [user] is_like_space(')')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1086346)
   Exit: (208) [system] peek_char((0x55fbb4538270), ')')
   Call: (208) [system] ')'=')'
   Exit: (208) [system] ')'=')'
   Call: (208) [system] get_char((0x55fbb4538270), _1090136)
   Exit: (208) [system] get_char((0x55fbb4538270), ')')
   Call: (208) [system] _1068478=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), [])
   Call: (207) [system] _4564=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (207) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (206) [system] _4522=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (206) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (205) [user] read_list(')', (0x55fbb4538270), [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (205) [system] _4514=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (205) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (204) [user] read_list(')', (0x55fbb4538270), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Exit: (203) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Call: (203) [user] read_list(')', (0x55fbb4538270), _1104018)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1105876)
   Exit: (205) [system] peek_char((0x55fbb4538270), ')')
   Call: (205) [system] ')'=(;)
   Fail: (205) [system] ')'=(;)
   Call: (205) [system] ')'=(/)
   Fail: (205) [system] ')'=(/)
^  Call: (205) [user] is_like_space(')')
   Call: (206) [system] char_type(')', 'white')
   Fail: (206) [system] char_type(')', 'white')
   Call: (206) [system] char_type(')', end_of_line)
   Fail: (206) [system] char_type(')', end_of_line)
   Call: (206) [system] char_type(')', space)
   Fail: (206) [system] char_type(')', space)
   Call: (206) [system] char_type(')', cntrl)
   Fail: (206) [system] char_type(')', cntrl)
^  Fail: (205) [user] is_like_space(')')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1121886)
   Exit: (204) [system] peek_char((0x55fbb4538270), ')')
   Call: (204) [system] ')'=')'
   Exit: (204) [system] ')'=')'
   Call: (204) [system] get_char((0x55fbb4538270), _1125676)
   Exit: (204) [system] get_char((0x55fbb4538270), ')')
   Call: (204) [system] _1104018=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_list(')', (0x55fbb4538270), [])
   Call: (203) [system] _4510=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
   Exit: (203) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
   Call: (202) [system] _4468=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
   Exit: (202) [system] [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]]=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
   Call: (201) [system] _4460=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
   Exit: (201) [system] [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]]=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
^  Exit: (200) [user] read_list(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
^  Exit: (199) [user] cont_sexpr(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
^  Call: (199) [user] read_list(')', (0x55fbb4538270), _1139558)
^  Call: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1141416)
   Exit: (201) [system] peek_char((0x55fbb4538270), '\n')
   Call: (201) [system] '\n'=(;)
   Fail: (201) [system] '\n'=(;)
   Call: (201) [system] '\n'=(/)
   Fail: (201) [system] '\n'=(/)
^  Call: (201) [user] is_like_space('\n')
   Call: (202) [system] char_type('\n', 'white')
   Fail: (202) [system] char_type('\n', 'white')
   Call: (202) [system] char_type('\n', end_of_line)
   Exit: (202) [system] char_type('\n', end_of_line)
^  Exit: (201) [user] is_like_space('\n')
   Call: (201) [system] get_char((0x55fbb4538270), _1152866)
   Exit: (201) [system] get_char((0x55fbb4538270), '\n')
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1155570)
   Exit: (202) [system] peek_char((0x55fbb4538270), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
   Call: (202) [system] ' '=(/)
   Fail: (202) [system] ' '=(/)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55fbb4538270), _1165164)
   Exit: (202) [system] get_char((0x55fbb4538270), ' ')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1167868)
   Exit: (203) [system] peek_char((0x55fbb4538270), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
   Call: (203) [system] '('=(/)
   Fail: (203) [system] '('=(/)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
^  Exit: (200) [user] skip_spaces((0x55fbb4538270))
   Call: (200) [system] peek_char((0x55fbb4538270), _1185726)
   Exit: (200) [system] peek_char((0x55fbb4538270), '(')
   Call: (200) [system] '('=')'
   Fail: (200) [system] '('=')'
   Call: (200) [system] '('=end_of_file
   Fail: (200) [system] '('=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55fbb4538270), _1191296)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1193154)
   Exit: (202) [system] peek_char((0x55fbb4538270), '(')
   Call: (202) [system] '('=(;)
   Fail: (202) [system] '('=(;)
   Call: (202) [system] '('=(/)
   Fail: (202) [system] '('=(/)
^  Call: (202) [user] is_like_space('(')
   Call: (203) [system] char_type('(', 'white')
   Fail: (203) [system] char_type('(', 'white')
   Call: (203) [system] char_type('(', end_of_line)
   Fail: (203) [system] char_type('(', end_of_line)
   Call: (203) [system] char_type('(', space)
   Fail: (203) [system] char_type('(', space)
   Call: (203) [system] char_type('(', cntrl)
   Fail: (203) [system] char_type('(', cntrl)
^  Fail: (202) [user] is_like_space('(')
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] get_char((0x55fbb4538270), _1209164)
   Exit: (201) [system] get_char((0x55fbb4538270), '(')
   Call: (201) [system] '('='('
   Exit: (201) [system] '('='('
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _1191296)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1214734)
   Exit: (203) [system] peek_char((0x55fbb4538270), :)
   Call: (203) [system] (:)=(;)
   Fail: (203) [system] (:)=(;)
   Call: (203) [system] (:)=(/)
   Fail: (203) [system] (:)=(/)
^  Call: (203) [user] is_like_space(:)
   Call: (204) [system] char_type(:, 'white')
   Fail: (204) [system] char_type(:, 'white')
   Call: (204) [system] char_type(:, end_of_line)
   Fail: (204) [system] char_type(:, end_of_line)
   Call: (204) [system] char_type(:, space)
   Fail: (204) [system] char_type(:, space)
   Call: (204) [system] char_type(:, cntrl)
   Fail: (204) [system] char_type(:, cntrl)
^  Fail: (203) [user] is_like_space(:)
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1230744)
   Exit: (202) [system] peek_char((0x55fbb4538270), :)
   Call: (202) [system] (:)=')'
   Fail: (202) [system] (:)=')'
   Call: (202) [system] (:)=end_of_file
   Fail: (202) [system] (:)=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55fbb4538270), _1236314)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1238172)
   Exit: (204) [system] peek_char((0x55fbb4538270), :)
   Call: (204) [system] (:)=(;)
   Fail: (204) [system] (:)=(;)
   Call: (204) [system] (:)=(/)
   Fail: (204) [system] (:)=(/)
^  Call: (204) [user] is_like_space(:)
   Call: (205) [system] char_type(:, 'white')
   Fail: (205) [system] char_type(:, 'white')
   Call: (205) [system] char_type(:, end_of_line)
   Fail: (205) [system] char_type(:, end_of_line)
   Call: (205) [system] char_type(:, space)
   Fail: (205) [system] char_type(:, space)
   Call: (205) [system] char_type(:, cntrl)
   Fail: (205) [system] char_type(:, cntrl)
^  Fail: (204) [user] is_like_space(:)
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] get_char((0x55fbb4538270), _1254182)
   Exit: (203) [system] get_char((0x55fbb4538270), :)
   Call: (203) [system] (:)='('
   Fail: (203) [system] (:)='('
   Call: (203) [system] (:)='['
   Fail: (203) [system] (:)='['
   Call: (203) [system] (:)='{'
   Fail: (203) [system] (:)='{'
   Call: (203) [system] (:)='"'
   Fail: (203) [system] (:)='"'
   Call: (203) [system] (:)=!
   Fail: (203) [system] (:)=!
   Call: (203) [system] (:)='\''
   Fail: (203) [system] (:)='\''
   Call: (203) [system] (:)='`'
   Fail: (203) [system] (:)='`'
   Call: (203) [system] (:)=end_of_file
   Fail: (203) [system] (:)=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55fbb4538270), :, _1236314)
^  Call: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), _1271824)
   Call: (205) [system] peek_char((0x55fbb4538270), _1272758)
   Exit: (205) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (205) [user] is_delimiter(' ')
   Call: (206) [system] char_type(' ', space)
   Exit: (206) [system] char_type(' ', space)
^  Exit: (205) [user] is_delimiter(' ')
   Call: (205) [system] _1271824=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (204) [user] classify_and_convert_charseq([:], _1236314)
^  Call: (205) [user] classify_and_convert_charseq_([:], _1282042)
^  Call: (207) [system] setup_call_cleanup('$notrace'(_1282994, _1282996), once(user:catch(read_from_chars([:], _1282042), _1282976, fail)), '$restore_trace'(_1282994, _1282996))
^  Call: (208) [system] sig_atomic(system:'$notrace'(_1282994, _1282996))
^  Exit: (207) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1282976, fail)), system:'$restore_trace'(3, -1))
   Call: (206) [system] atomic(:)
   Exit: (206) [system] atomic(:)
^  Exit: (205) [user] classify_and_convert_charseq_([:], :)
   Call: (205) [system] integer(:)
   Fail: (205) [system] integer(:)
   Call: (205) [system] _1236314=(:)
   Exit: (205) [system] (:)=(:)
^  Exit: (204) [user] classify_and_convert_charseq([:], :)
^  Exit: (203) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (202) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _1295122)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1296980)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
   Call: (204) [system] ' '=(/)
   Fail: (204) [system] ' '=(/)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55fbb4538270), _1306574)
   Exit: (204) [system] get_char((0x55fbb4538270), ' ')
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1309278)
   Exit: (205) [system] peek_char((0x55fbb4538270), '(')
   Call: (205) [system] '('=(;)
   Fail: (205) [system] '('=(;)
   Call: (205) [system] '('=(/)
   Fail: (205) [system] '('=(/)
^  Call: (205) [user] is_like_space('(')
   Call: (206) [system] char_type('(', 'white')
   Fail: (206) [system] char_type('(', 'white')
   Call: (206) [system] char_type('(', end_of_line)
   Fail: (206) [system] char_type('(', end_of_line)
   Call: (206) [system] char_type('(', space)
   Fail: (206) [system] char_type('(', space)
   Call: (206) [system] char_type('(', cntrl)
   Fail: (206) [system] char_type('(', cntrl)
^  Fail: (205) [user] is_like_space('(')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1326212)
   Exit: (203) [system] peek_char((0x55fbb4538270), '(')
   Call: (203) [system] '('=')'
   Fail: (203) [system] '('=')'
   Call: (203) [system] '('=end_of_file
   Fail: (203) [system] '('=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55fbb4538270), _1331782)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1333640)
   Exit: (205) [system] peek_char((0x55fbb4538270), '(')
   Call: (205) [system] '('=(;)
   Fail: (205) [system] '('=(;)
   Call: (205) [system] '('=(/)
   Fail: (205) [system] '('=(/)
^  Call: (205) [user] is_like_space('(')
   Call: (206) [system] char_type('(', 'white')
   Fail: (206) [system] char_type('(', 'white')
   Call: (206) [system] char_type('(', end_of_line)
   Fail: (206) [system] char_type('(', end_of_line)
   Call: (206) [system] char_type('(', space)
   Fail: (206) [system] char_type('(', space)
   Call: (206) [system] char_type('(', cntrl)
   Fail: (206) [system] char_type('(', cntrl)
^  Fail: (205) [user] is_like_space('(')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] get_char((0x55fbb4538270), _1349650)
   Exit: (204) [system] get_char((0x55fbb4538270), '(')
   Call: (204) [system] '('='('
   Exit: (204) [system] '('='('
^  Call: (204) [user] read_list(')', (0x55fbb4538270), _1331782)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1355220)
   Exit: (206) [system] peek_char((0x55fbb4538270), 'D')
   Call: (206) [system] 'D'=(;)
   Fail: (206) [system] 'D'=(;)
   Call: (206) [system] 'D'=(/)
   Fail: (206) [system] 'D'=(/)
^  Call: (206) [user] is_like_space('D')
   Call: (207) [system] char_type('D', 'white')
   Fail: (207) [system] char_type('D', 'white')
   Call: (207) [system] char_type('D', end_of_line)
   Fail: (207) [system] char_type('D', end_of_line)
   Call: (207) [system] char_type('D', space)
   Fail: (207) [system] char_type('D', space)
   Call: (207) [system] char_type('D', cntrl)
   Fail: (207) [system] char_type('D', cntrl)
^  Fail: (206) [user] is_like_space('D')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1371230)
   Exit: (205) [system] peek_char((0x55fbb4538270), 'D')
   Call: (205) [system] 'D'=')'
   Fail: (205) [system] 'D'=')'
   Call: (205) [system] 'D'=end_of_file
   Fail: (205) [system] 'D'=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55fbb4538270), _1376800)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1378658)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'D')
   Call: (207) [system] 'D'=(;)
   Fail: (207) [system] 'D'=(;)
   Call: (207) [system] 'D'=(/)
   Fail: (207) [system] 'D'=(/)
^  Call: (207) [user] is_like_space('D')
   Call: (208) [system] char_type('D', 'white')
   Fail: (208) [system] char_type('D', 'white')
   Call: (208) [system] char_type('D', end_of_line)
   Fail: (208) [system] char_type('D', end_of_line)
   Call: (208) [system] char_type('D', space)
   Fail: (208) [system] char_type('D', space)
   Call: (208) [system] char_type('D', cntrl)
   Fail: (208) [system] char_type('D', cntrl)
^  Fail: (207) [user] is_like_space('D')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] get_char((0x55fbb4538270), _1394668)
   Exit: (206) [system] get_char((0x55fbb4538270), 'D')
   Call: (206) [system] 'D'='('
   Fail: (206) [system] 'D'='('
   Call: (206) [system] 'D'='['
   Fail: (206) [system] 'D'='['
   Call: (206) [system] 'D'='{'
   Fail: (206) [system] 'D'='{'
   Call: (206) [system] 'D'='"'
   Fail: (206) [system] 'D'='"'
   Call: (206) [system] 'D'=!
   Fail: (206) [system] 'D'=!
   Call: (206) [system] 'D'='\''
   Fail: (206) [system] 'D'='\''
   Call: (206) [system] 'D'='`'
   Fail: (206) [system] 'D'='`'
   Call: (206) [system] 'D'=end_of_file
   Fail: (206) [system] 'D'=end_of_file
^  Call: (206) [user] read_symbolic(')', (0x55fbb4538270), 'D', _1376800)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _1412310)
   Call: (208) [system] peek_char((0x55fbb4538270), _1413244)
   Exit: (208) [system] peek_char((0x55fbb4538270), i)
^  Call: (208) [user] is_delimiter(i)
   Call: (209) [system] char_type(i, space)
   Fail: (209) [system] char_type(i, space)
   Call: (209) [system] arg(_1417964, v('(', ')', end_of_file), i)
   Fail: (209) [system] arg(_1418896, v('(', ')', end_of_file), i)
^  Fail: (208) [user] is_delimiter(i)
   Call: (208) [system] ')'==i
   Fail: (208) [system] ')'==i
   Call: (208) [system] get_char((0x55fbb4538270), i)
   Exit: (208) [system] get_char((0x55fbb4538270), i)
   Call: (208) [system] i=(\)
   Fail: (208) [system] i=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1426246)
   Call: (209) [system] peek_char((0x55fbb4538270), _1427180)
   Exit: (209) [system] peek_char((0x55fbb4538270), s)
^  Call: (209) [user] is_delimiter(s)
   Call: (210) [system] char_type(s, space)
   Fail: (210) [system] char_type(s, space)
   Call: (210) [system] arg(_1431900, v('(', ')', end_of_file), s)
   Fail: (210) [system] arg(_1432832, v('(', ')', end_of_file), s)
^  Fail: (209) [user] is_delimiter(s)
   Call: (209) [system] ')'==s
   Fail: (209) [system] ')'==s
   Call: (209) [system] get_char((0x55fbb4538270), s)
   Exit: (209) [system] get_char((0x55fbb4538270), s)
   Call: (209) [system] s=(\)
   Fail: (209) [system] s=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1440182)
   Call: (210) [system] peek_char((0x55fbb4538270), _1441116)
   Exit: (210) [system] peek_char((0x55fbb4538270), j)
^  Call: (210) [user] is_delimiter(j)
   Call: (211) [system] char_type(j, space)
   Fail: (211) [system] char_type(j, space)
   Call: (211) [system] arg(_1445836, v('(', ')', end_of_file), j)
   Fail: (211) [system] arg(_1446768, v('(', ')', end_of_file), j)
^  Fail: (210) [user] is_delimiter(j)
   Call: (210) [system] ')'==j
   Fail: (210) [system] ')'==j
   Call: (210) [system] get_char((0x55fbb4538270), j)
   Exit: (210) [system] get_char((0x55fbb4538270), j)
   Call: (210) [system] j=(\)
   Fail: (210) [system] j=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1454118)
   Call: (211) [system] peek_char((0x55fbb4538270), _1455052)
   Exit: (211) [system] peek_char((0x55fbb4538270), u)
^  Call: (211) [user] is_delimiter(u)
   Call: (212) [system] char_type(u, space)
   Fail: (212) [system] char_type(u, space)
   Call: (212) [system] arg(_1459772, v('(', ')', end_of_file), u)
   Fail: (212) [system] arg(_1460704, v('(', ')', end_of_file), u)
^  Fail: (211) [user] is_delimiter(u)
   Call: (211) [system] ')'==u
   Fail: (211) [system] ')'==u
   Call: (211) [system] get_char((0x55fbb4538270), u)
   Exit: (211) [system] get_char((0x55fbb4538270), u)
   Call: (211) [system] u=(\)
   Fail: (211) [system] u=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1468054)
   Call: (212) [system] peek_char((0x55fbb4538270), _1468988)
   Exit: (212) [system] peek_char((0x55fbb4538270), n)
^  Call: (212) [user] is_delimiter(n)
   Call: (213) [system] char_type(n, space)
   Fail: (213) [system] char_type(n, space)
   Call: (213) [system] arg(_1473708, v('(', ')', end_of_file), n)
   Fail: (213) [system] arg(_1474640, v('(', ')', end_of_file), n)
^  Fail: (212) [user] is_delimiter(n)
   Call: (212) [system] ')'==n
   Fail: (212) [system] ')'==n
   Call: (212) [system] get_char((0x55fbb4538270), n)
   Exit: (212) [system] get_char((0x55fbb4538270), n)
   Call: (212) [system] n=(\)
   Fail: (212) [system] n=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1481990)
   Call: (213) [system] peek_char((0x55fbb4538270), _1482924)
   Exit: (213) [system] peek_char((0x55fbb4538270), c)
^  Call: (213) [user] is_delimiter(c)
   Call: (214) [system] char_type(c, space)
   Fail: (214) [system] char_type(c, space)
   Call: (214) [system] arg(_1487644, v('(', ')', end_of_file), c)
   Fail: (214) [system] arg(_1488576, v('(', ')', end_of_file), c)
^  Fail: (213) [user] is_delimiter(c)
   Call: (213) [system] ')'==c
   Fail: (213) [system] ')'==c
   Call: (213) [system] get_char((0x55fbb4538270), c)
   Exit: (213) [system] get_char((0x55fbb4538270), c)
   Call: (213) [system] c=(\)
   Fail: (213) [system] c=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1495926)
   Call: (214) [system] peek_char((0x55fbb4538270), _1496860)
   Exit: (214) [system] peek_char((0x55fbb4538270), t)
^  Call: (214) [user] is_delimiter(t)
   Call: (215) [system] char_type(t, space)
   Fail: (215) [system] char_type(t, space)
   Call: (215) [system] arg(_1501580, v('(', ')', end_of_file), t)
   Fail: (215) [system] arg(_1502512, v('(', ')', end_of_file), t)
^  Fail: (214) [user] is_delimiter(t)
   Call: (214) [system] ')'==t
   Fail: (214) [system] ')'==t
   Call: (214) [system] get_char((0x55fbb4538270), t)
   Exit: (214) [system] get_char((0x55fbb4538270), t)
   Call: (214) [system] t=(\)
   Fail: (214) [system] t=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1509862)
   Call: (215) [system] peek_char((0x55fbb4538270), _1510796)
   Exit: (215) [system] peek_char((0x55fbb4538270), i)
^  Call: (215) [user] is_delimiter(i)
   Call: (216) [system] char_type(i, space)
   Fail: (216) [system] char_type(i, space)
   Call: (216) [system] arg(_1515516, v('(', ')', end_of_file), i)
   Fail: (216) [system] arg(_1516448, v('(', ')', end_of_file), i)
^  Fail: (215) [user] is_delimiter(i)
   Call: (215) [system] ')'==i
   Fail: (215) [system] ')'==i
   Call: (215) [system] get_char((0x55fbb4538270), i)
   Exit: (215) [system] get_char((0x55fbb4538270), i)
   Call: (215) [system] i=(\)
   Fail: (215) [system] i=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1523798)
   Call: (216) [system] peek_char((0x55fbb4538270), _1524732)
   Exit: (216) [system] peek_char((0x55fbb4538270), o)
^  Call: (216) [user] is_delimiter(o)
   Call: (217) [system] char_type(o, space)
   Fail: (217) [system] char_type(o, space)
   Call: (217) [system] arg(_1529452, v('(', ')', end_of_file), o)
   Fail: (217) [system] arg(_1530384, v('(', ')', end_of_file), o)
^  Fail: (216) [user] is_delimiter(o)
   Call: (216) [system] ')'==o
   Fail: (216) [system] ')'==o
   Call: (216) [system] get_char((0x55fbb4538270), o)
   Exit: (216) [system] get_char((0x55fbb4538270), o)
   Call: (216) [system] o=(\)
   Fail: (216) [system] o=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1537734)
   Call: (217) [system] peek_char((0x55fbb4538270), _1538668)
   Exit: (217) [system] peek_char((0x55fbb4538270), n)
^  Call: (217) [user] is_delimiter(n)
   Call: (218) [system] char_type(n, space)
   Fail: (218) [system] char_type(n, space)
   Call: (218) [system] arg(_1543388, v('(', ')', end_of_file), n)
   Fail: (218) [system] arg(_1544320, v('(', ')', end_of_file), n)
^  Fail: (217) [user] is_delimiter(n)
   Call: (217) [system] ')'==n
   Fail: (217) [system] ')'==n
   Call: (217) [system] get_char((0x55fbb4538270), n)
   Exit: (217) [system] get_char((0x55fbb4538270), n)
   Call: (217) [system] n=(\)
   Fail: (217) [system] n=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1551670)
   Call: (218) [system] peek_char((0x55fbb4538270), _1552604)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (218) [user] is_delimiter('I')
   Call: (219) [system] char_type('I', space)
   Fail: (219) [system] char_type('I', space)
   Call: (219) [system] arg(_1557324, v('(', ')', end_of_file), 'I')
   Fail: (219) [system] arg(_1558256, v('(', ')', end_of_file), 'I')
^  Fail: (218) [user] is_delimiter('I')
   Call: (218) [system] ')'=='I'
   Fail: (218) [system] ')'=='I'
   Call: (218) [system] get_char((0x55fbb4538270), 'I')
   Exit: (218) [system] get_char((0x55fbb4538270), 'I')
   Call: (218) [system] 'I'=(\)
   Fail: (218) [system] 'I'=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1565606)
   Call: (219) [system] peek_char((0x55fbb4538270), _1566540)
   Exit: (219) [system] peek_char((0x55fbb4538270), n)
^  Call: (219) [user] is_delimiter(n)
   Call: (220) [system] char_type(n, space)
   Fail: (220) [system] char_type(n, space)
   Call: (220) [system] arg(_1571260, v('(', ')', end_of_file), n)
   Fail: (220) [system] arg(_1572192, v('(', ')', end_of_file), n)
^  Fail: (219) [user] is_delimiter(n)
   Call: (219) [system] ')'==n
   Fail: (219) [system] ')'==n
   Call: (219) [system] get_char((0x55fbb4538270), n)
   Exit: (219) [system] get_char((0x55fbb4538270), n)
   Call: (219) [system] n=(\)
   Fail: (219) [system] n=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1579542)
   Call: (220) [system] peek_char((0x55fbb4538270), _1580476)
   Exit: (220) [system] peek_char((0x55fbb4538270), t)
^  Call: (220) [user] is_delimiter(t)
   Call: (221) [system] char_type(t, space)
   Fail: (221) [system] char_type(t, space)
   Call: (221) [system] arg(_1585196, v('(', ')', end_of_file), t)
   Fail: (221) [system] arg(_1586128, v('(', ')', end_of_file), t)
^  Fail: (220) [user] is_delimiter(t)
   Call: (220) [system] ')'==t
   Fail: (220) [system] ')'==t
   Call: (220) [system] get_char((0x55fbb4538270), t)
   Exit: (220) [system] get_char((0x55fbb4538270), t)
   Call: (220) [system] t=(\)
   Fail: (220) [system] t=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1593478)
   Call: (221) [system] peek_char((0x55fbb4538270), _1594412)
   Exit: (221) [system] peek_char((0x55fbb4538270), r)
^  Call: (221) [user] is_delimiter(r)
   Call: (222) [system] char_type(r, space)
   Fail: (222) [system] char_type(r, space)
   Call: (222) [system] arg(_1599132, v('(', ')', end_of_file), r)
   Fail: (222) [system] arg(_1600064, v('(', ')', end_of_file), r)
^  Fail: (221) [user] is_delimiter(r)
   Call: (221) [system] ')'==r
   Fail: (221) [system] ')'==r
   Call: (221) [system] get_char((0x55fbb4538270), r)
   Exit: (221) [system] get_char((0x55fbb4538270), r)
   Call: (221) [system] r=(\)
   Fail: (221) [system] r=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1607414)
   Call: (222) [system] peek_char((0x55fbb4538270), _1608348)
   Exit: (222) [system] peek_char((0x55fbb4538270), o)
^  Call: (222) [user] is_delimiter(o)
   Call: (223) [system] char_type(o, space)
   Fail: (223) [system] char_type(o, space)
   Call: (223) [system] arg(_1613068, v('(', ')', end_of_file), o)
   Fail: (223) [system] arg(_1614000, v('(', ')', end_of_file), o)
^  Fail: (222) [user] is_delimiter(o)
   Call: (222) [system] ')'==o
   Fail: (222) [system] ')'==o
   Call: (222) [system] get_char((0x55fbb4538270), o)
   Exit: (222) [system] get_char((0x55fbb4538270), o)
   Call: (222) [system] o=(\)
   Fail: (222) [system] o=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _1621350)
   Call: (223) [system] peek_char((0x55fbb4538270), _1622284)
   Exit: (223) [system] peek_char((0x55fbb4538270), d)
^  Call: (223) [user] is_delimiter(d)
   Call: (224) [system] char_type(d, space)
   Fail: (224) [system] char_type(d, space)
   Call: (224) [system] arg(_1627004, v('(', ')', end_of_file), d)
   Fail: (224) [system] arg(_1627936, v('(', ')', end_of_file), d)
^  Fail: (223) [user] is_delimiter(d)
   Call: (223) [system] ')'==d
   Fail: (223) [system] ')'==d
   Call: (223) [system] get_char((0x55fbb4538270), d)
   Exit: (223) [system] get_char((0x55fbb4538270), d)
   Call: (223) [system] d=(\)
   Fail: (223) [system] d=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _1635286)
   Call: (224) [system] peek_char((0x55fbb4538270), _1636220)
   Exit: (224) [system] peek_char((0x55fbb4538270), u)
^  Call: (224) [user] is_delimiter(u)
   Call: (225) [system] char_type(u, space)
   Fail: (225) [system] char_type(u, space)
   Call: (225) [system] arg(_1640940, v('(', ')', end_of_file), u)
   Fail: (225) [system] arg(_1641872, v('(', ')', end_of_file), u)
^  Fail: (224) [user] is_delimiter(u)
   Call: (224) [system] ')'==u
   Fail: (224) [system] ')'==u
   Call: (224) [system] get_char((0x55fbb4538270), u)
   Exit: (224) [system] get_char((0x55fbb4538270), u)
   Call: (224) [system] u=(\)
   Fail: (224) [system] u=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _1649222)
   Call: (225) [system] peek_char((0x55fbb4538270), _1650156)
   Exit: (225) [system] peek_char((0x55fbb4538270), c)
^  Call: (225) [user] is_delimiter(c)
   Call: (226) [system] char_type(c, space)
   Fail: (226) [system] char_type(c, space)
   Call: (226) [system] arg(_1654876, v('(', ')', end_of_file), c)
   Fail: (226) [system] arg(_1655808, v('(', ')', end_of_file), c)
^  Fail: (225) [user] is_delimiter(c)
   Call: (225) [system] ')'==c
   Fail: (225) [system] ')'==c
   Call: (225) [system] get_char((0x55fbb4538270), c)
   Exit: (225) [system] get_char((0x55fbb4538270), c)
   Call: (225) [system] c=(\)
   Fail: (225) [system] c=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _1663158)
   Call: (226) [system] peek_char((0x55fbb4538270), _1664092)
   Exit: (226) [system] peek_char((0x55fbb4538270), t)
^  Call: (226) [user] is_delimiter(t)
   Call: (227) [system] char_type(t, space)
   Fail: (227) [system] char_type(t, space)
   Call: (227) [system] arg(_1668812, v('(', ')', end_of_file), t)
   Fail: (227) [system] arg(_1669744, v('(', ')', end_of_file), t)
^  Fail: (226) [user] is_delimiter(t)
   Call: (226) [system] ')'==t
   Fail: (226) [system] ')'==t
   Call: (226) [system] get_char((0x55fbb4538270), t)
   Exit: (226) [system] get_char((0x55fbb4538270), t)
   Call: (226) [system] t=(\)
   Fail: (226) [system] t=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _1677094)
   Call: (227) [system] peek_char((0x55fbb4538270), _1678028)
   Exit: (227) [system] peek_char((0x55fbb4538270), i)
^  Call: (227) [user] is_delimiter(i)
   Call: (228) [system] char_type(i, space)
   Fail: (228) [system] char_type(i, space)
   Call: (228) [system] arg(_1682748, v('(', ')', end_of_file), i)
   Fail: (228) [system] arg(_1683680, v('(', ')', end_of_file), i)
^  Fail: (227) [user] is_delimiter(i)
   Call: (227) [system] ')'==i
   Fail: (227) [system] ')'==i
   Call: (227) [system] get_char((0x55fbb4538270), i)
   Exit: (227) [system] get_char((0x55fbb4538270), i)
   Call: (227) [system] i=(\)
   Fail: (227) [system] i=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _1691030)
   Call: (228) [system] peek_char((0x55fbb4538270), _1691964)
   Exit: (228) [system] peek_char((0x55fbb4538270), o)
^  Call: (228) [user] is_delimiter(o)
   Call: (229) [system] char_type(o, space)
   Fail: (229) [system] char_type(o, space)
   Call: (229) [system] arg(_1696684, v('(', ')', end_of_file), o)
   Fail: (229) [system] arg(_1697616, v('(', ')', end_of_file), o)
^  Fail: (228) [user] is_delimiter(o)
   Call: (228) [system] ')'==o
   Fail: (228) [system] ')'==o
   Call: (228) [system] get_char((0x55fbb4538270), o)
   Exit: (228) [system] get_char((0x55fbb4538270), o)
   Call: (228) [system] o=(\)
   Fail: (228) [system] o=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _1704966)
   Call: (229) [system] peek_char((0x55fbb4538270), _1705900)
   Exit: (229) [system] peek_char((0x55fbb4538270), n)
^  Call: (229) [user] is_delimiter(n)
   Call: (230) [system] char_type(n, space)
   Fail: (230) [system] char_type(n, space)
   Call: (230) [system] arg(_1710620, v('(', ')', end_of_file), n)
   Fail: (230) [system] arg(_1711552, v('(', ')', end_of_file), n)
^  Fail: (229) [user] is_delimiter(n)
   Call: (229) [system] ')'==n
   Fail: (229) [system] ')'==n
   Call: (229) [system] get_char((0x55fbb4538270), n)
   Exit: (229) [system] get_char((0x55fbb4538270), n)
   Call: (229) [system] n=(\)
   Fail: (229) [system] n=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _1718902)
   Call: (230) [system] peek_char((0x55fbb4538270), _1719836)
   Exit: (230) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (230) [user] is_delimiter(' ')
   Call: (231) [system] char_type(' ', space)
   Exit: (231) [system] char_type(' ', space)
^  Exit: (230) [user] is_delimiter(' ')
   Call: (230) [system] _1718902=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (229) [system] _1704966=[n]
   Exit: (229) [system] [n]=[n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (228) [system] _1691030=[o, n]
   Exit: (228) [system] [o, n]=[o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (227) [system] _1677094=[i, o, n]
   Exit: (227) [system] [i, o, n]=[i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (226) [system] _1663158=[t, i, o, n]
   Exit: (226) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (225) [system] _1649222=[c, t, i, o, n]
   Exit: (225) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (224) [system] _1635286=[u, c, t, i, o, n]
   Exit: (224) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (223) [system] _1621350=[d, u, c, t, i, o, n]
   Exit: (223) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (222) [system] _1607414=[o, d, u, c, t, i, o, n]
   Exit: (222) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (221) [system] _1593478=[r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _1579542=[t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _1565606=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _1551670=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _1537734=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _1523798=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _1509862=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _1495926=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _1481990=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (212) [system] _1468054=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (212) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (211) [system] _1454118=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (211) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (210) [system] _1440182=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (210) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (209) [system] _1426246=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (209) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (208) [system] _1412310=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (208) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (207) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1376800)
^  Call: (208) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1790588)
^  Call: (210) [system] setup_call_cleanup('$notrace'(_1791540, _1791542), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1790588), _1791522, fail)), '$restore_trace'(_1791540, _1791542))
^  Call: (211) [system] sig_atomic(system:'$notrace'(_1791540, _1791542))
^  Exit: (210) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1790588), _1791522, fail)), system:'$restore_trace'(3, -1))
   Call: (209) [system] atomic(_1790588)
   Fail: (209) [system] atomic(_1790588)
   Call: (209) [system] atom_chars(_1790588, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (209) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (208) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
   Call: (208) [system] integer('DisjunctionIntroduction')
   Fail: (208) [system] integer('DisjunctionIntroduction')
   Call: (208) [system] _1376800='DisjunctionIntroduction'
   Exit: (208) [system] 'DisjunctionIntroduction'='DisjunctionIntroduction'
^  Exit: (207) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (206) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'DisjunctionIntroduction')
^  Exit: (205) [user] cont_sexpr(')', (0x55fbb4538270), 'DisjunctionIntroduction')
^  Call: (205) [user] read_list(')', (0x55fbb4538270), _1805538)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1807396)
   Exit: (207) [system] peek_char((0x55fbb4538270), ' ')
   Call: (207) [system] ' '=(;)
   Fail: (207) [system] ' '=(;)
   Call: (207) [system] ' '=(/)
   Fail: (207) [system] ' '=(/)
^  Call: (207) [user] is_like_space(' ')
   Call: (208) [system] char_type(' ', 'white')
   Exit: (208) [system] char_type(' ', 'white')
^  Exit: (207) [user] is_like_space(' ')
   Call: (207) [system] get_char((0x55fbb4538270), _1816990)
   Exit: (207) [system] get_char((0x55fbb4538270), ' ')
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1819694)
   Exit: (208) [system] peek_char((0x55fbb4538270), a)
   Call: (208) [system] a=(;)
   Fail: (208) [system] a=(;)
   Call: (208) [system] a=(/)
   Fail: (208) [system] a=(/)
^  Call: (208) [user] is_like_space(a)
   Call: (209) [system] char_type(a, 'white')
   Fail: (209) [system] char_type(a, 'white')
   Call: (209) [system] char_type(a, end_of_line)
   Fail: (209) [system] char_type(a, end_of_line)
   Call: (209) [system] char_type(a, space)
   Fail: (209) [system] char_type(a, space)
   Call: (209) [system] char_type(a, cntrl)
   Fail: (209) [system] char_type(a, cntrl)
^  Fail: (208) [user] is_like_space(a)
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1836628)
   Exit: (206) [system] peek_char((0x55fbb4538270), a)
   Call: (206) [system] a=')'
   Fail: (206) [system] a=')'
   Call: (206) [system] a=end_of_file
   Fail: (206) [system] a=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55fbb4538270), _1842198)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1844056)
   Exit: (208) [system] peek_char((0x55fbb4538270), a)
   Call: (208) [system] a=(;)
   Fail: (208) [system] a=(;)
   Call: (208) [system] a=(/)
   Fail: (208) [system] a=(/)
^  Call: (208) [user] is_like_space(a)
   Call: (209) [system] char_type(a, 'white')
   Fail: (209) [system] char_type(a, 'white')
   Call: (209) [system] char_type(a, end_of_line)
   Fail: (209) [system] char_type(a, end_of_line)
   Call: (209) [system] char_type(a, space)
   Fail: (209) [system] char_type(a, space)
   Call: (209) [system] char_type(a, cntrl)
   Fail: (209) [system] char_type(a, cntrl)
^  Fail: (208) [user] is_like_space(a)
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] get_char((0x55fbb4538270), _1860066)
   Exit: (207) [system] get_char((0x55fbb4538270), a)
   Call: (207) [system] a='('
   Fail: (207) [system] a='('
   Call: (207) [system] a='['
   Fail: (207) [system] a='['
   Call: (207) [system] a='{'
   Fail: (207) [system] a='{'
   Call: (207) [system] a='"'
   Fail: (207) [system] a='"'
   Call: (207) [system] a=!
   Fail: (207) [system] a=!
   Call: (207) [system] a='\''
   Fail: (207) [system] a='\''
   Call: (207) [system] a='`'
   Fail: (207) [system] a='`'
   Call: (207) [system] a=end_of_file
   Fail: (207) [system] a=end_of_file
^  Call: (207) [user] read_symbolic(')', (0x55fbb4538270), a, _1842198)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1877708)
   Call: (209) [system] peek_char((0x55fbb4538270), _1878642)
   Exit: (209) [system] peek_char((0x55fbb4538270), b)
^  Call: (209) [user] is_delimiter(b)
   Call: (210) [system] char_type(b, space)
   Fail: (210) [system] char_type(b, space)
   Call: (210) [system] arg(_1883362, v('(', ')', end_of_file), b)
   Fail: (210) [system] arg(_1884294, v('(', ')', end_of_file), b)
^  Fail: (209) [user] is_delimiter(b)
   Call: (209) [system] ')'==b
   Fail: (209) [system] ')'==b
   Call: (209) [system] get_char((0x55fbb4538270), b)
   Exit: (209) [system] get_char((0x55fbb4538270), b)
   Call: (209) [system] b=(\)
   Fail: (209) [system] b=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1891644)
   Call: (210) [system] peek_char((0x55fbb4538270), _1892578)
   Exit: (210) [system] peek_char((0x55fbb4538270), c)
^  Call: (210) [user] is_delimiter(c)
   Call: (211) [system] char_type(c, space)
   Fail: (211) [system] char_type(c, space)
   Call: (211) [system] arg(_1897298, v('(', ')', end_of_file), c)
   Fail: (211) [system] arg(_1898230, v('(', ')', end_of_file), c)
^  Fail: (210) [user] is_delimiter(c)
   Call: (210) [system] ')'==c
   Fail: (210) [system] ')'==c
   Call: (210) [system] get_char((0x55fbb4538270), c)
   Exit: (210) [system] get_char((0x55fbb4538270), c)
   Call: (210) [system] c=(\)
   Fail: (210) [system] c=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1905580)
   Call: (211) [system] peek_char((0x55fbb4538270), _1906514)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (211) [user] is_delimiter(' ')
   Call: (212) [system] char_type(' ', space)
   Exit: (212) [system] char_type(' ', space)
^  Exit: (211) [user] is_delimiter(' ')
   Call: (211) [system] _1905580=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (210) [system] _1891644=[c]
   Exit: (210) [system] [c]=[c]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [c])
   Call: (209) [system] _1877708=[b, c]
   Exit: (209) [system] [b, c]=[b, c]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [b, c])
^  Call: (208) [user] classify_and_convert_charseq([a, b, c], _1842198)
^  Call: (209) [user] classify_and_convert_charseq_([a, b, c], _1921386)
^  Call: (211) [system] setup_call_cleanup('$notrace'(_1922338, _1922340), once(user:catch(read_from_chars([a, b, c], _1921386), _1922320, fail)), '$restore_trace'(_1922338, _1922340))
^  Call: (212) [system] sig_atomic(system:'$notrace'(_1922338, _1922340))
^  Exit: (211) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _1922320, fail)), system:'$restore_trace'(3, -1))
   Call: (210) [system] atomic(abc)
   Exit: (210) [system] atomic(abc)
^  Exit: (209) [user] classify_and_convert_charseq_([a, b, c], abc)
   Call: (209) [system] integer(abc)
   Fail: (209) [system] integer(abc)
   Call: (209) [system] _1842198=abc
   Exit: (209) [system] abc=abc
^  Exit: (208) [user] classify_and_convert_charseq([a, b, c], abc)
^  Exit: (207) [user] read_symbolic(')', (0x55fbb4538270), a, abc)
^  Exit: (206) [user] cont_sexpr(')', (0x55fbb4538270), abc)
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _1934466)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1936324)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
   Call: (208) [system] ' '=(;)
   Fail: (208) [system] ' '=(;)
   Call: (208) [system] ' '=(/)
   Fail: (208) [system] ' '=(/)
^  Call: (208) [user] is_like_space(' ')
   Call: (209) [system] char_type(' ', 'white')
   Exit: (209) [system] char_type(' ', 'white')
^  Exit: (208) [user] is_like_space(' ')
   Call: (208) [system] get_char((0x55fbb4538270), _1945918)
   Exit: (208) [system] get_char((0x55fbb4538270), ' ')
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1948622)
   Exit: (209) [system] peek_char((0x55fbb4538270), '(')
   Call: (209) [system] '('=(;)
   Fail: (209) [system] '('=(;)
   Call: (209) [system] '('=(/)
   Fail: (209) [system] '('=(/)
^  Call: (209) [user] is_like_space('(')
   Call: (210) [system] char_type('(', 'white')
   Fail: (210) [system] char_type('(', 'white')
   Call: (210) [system] char_type('(', end_of_line)
   Fail: (210) [system] char_type('(', end_of_line)
   Call: (210) [system] char_type('(', space)
   Fail: (210) [system] char_type('(', space)
   Call: (210) [system] char_type('(', cntrl)
   Fail: (210) [system] char_type('(', cntrl)
^  Fail: (209) [user] is_like_space('(')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1965556)
   Exit: (207) [system] peek_char((0x55fbb4538270), '(')
   Call: (207) [system] '('=')'
   Fail: (207) [system] '('=')'
   Call: (207) [system] '('=end_of_file
   Fail: (207) [system] '('=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55fbb4538270), _1971126)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1972984)
   Exit: (209) [system] peek_char((0x55fbb4538270), '(')
   Call: (209) [system] '('=(;)
   Fail: (209) [system] '('=(;)
   Call: (209) [system] '('=(/)
   Fail: (209) [system] '('=(/)
^  Call: (209) [user] is_like_space('(')
   Call: (210) [system] char_type('(', 'white')
   Fail: (210) [system] char_type('(', 'white')
   Call: (210) [system] char_type('(', end_of_line)
   Fail: (210) [system] char_type('(', end_of_line)
   Call: (210) [system] char_type('(', space)
   Fail: (210) [system] char_type('(', space)
   Call: (210) [system] char_type('(', cntrl)
   Fail: (210) [system] char_type('(', cntrl)
^  Fail: (209) [user] is_like_space('(')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] get_char((0x55fbb4538270), _1988994)
   Exit: (208) [system] get_char((0x55fbb4538270), '(')
   Call: (208) [system] '('='('
   Exit: (208) [system] '('='('
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _1971126)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1994564)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'D')
   Call: (210) [system] 'D'=(;)
   Fail: (210) [system] 'D'=(;)
   Call: (210) [system] 'D'=(/)
   Fail: (210) [system] 'D'=(/)
^  Call: (210) [user] is_like_space('D')
   Call: (211) [system] char_type('D', 'white')
   Fail: (211) [system] char_type('D', 'white')
   Call: (211) [system] char_type('D', end_of_line)
   Fail: (211) [system] char_type('D', end_of_line)
   Call: (211) [system] char_type('D', space)
   Fail: (211) [system] char_type('D', space)
   Call: (211) [system] char_type('D', cntrl)
   Fail: (211) [system] char_type('D', cntrl)
^  Fail: (210) [user] is_like_space('D')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _2010574)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'D')
   Call: (209) [system] 'D'=')'
   Fail: (209) [system] 'D'=')'
   Call: (209) [system] 'D'=end_of_file
   Fail: (209) [system] 'D'=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55fbb4538270), _2016144)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _2018002)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'D')
   Call: (211) [system] 'D'=(;)
   Fail: (211) [system] 'D'=(;)
   Call: (211) [system] 'D'=(/)
   Fail: (211) [system] 'D'=(/)
^  Call: (211) [user] is_like_space('D')
   Call: (212) [system] char_type('D', 'white')
   Fail: (212) [system] char_type('D', 'white')
   Call: (212) [system] char_type('D', end_of_line)
   Fail: (212) [system] char_type('D', end_of_line)
   Call: (212) [system] char_type('D', space)
   Fail: (212) [system] char_type('D', space)
   Call: (212) [system] char_type('D', cntrl)
   Fail: (212) [system] char_type('D', cntrl)
^  Fail: (211) [user] is_like_space('D')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] get_char((0x55fbb4538270), _2034012)
   Exit: (210) [system] get_char((0x55fbb4538270), 'D')
   Call: (210) [system] 'D'='('
   Fail: (210) [system] 'D'='('
   Call: (210) [system] 'D'='['
   Fail: (210) [system] 'D'='['
   Call: (210) [system] 'D'='{'
   Fail: (210) [system] 'D'='{'
   Call: (210) [system] 'D'='"'
   Fail: (210) [system] 'D'='"'
   Call: (210) [system] 'D'=!
   Fail: (210) [system] 'D'=!
   Call: (210) [system] 'D'='\''
   Fail: (210) [system] 'D'='\''
   Call: (210) [system] 'D'='`'
   Fail: (210) [system] 'D'='`'
   Call: (210) [system] 'D'=end_of_file
   Fail: (210) [system] 'D'=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55fbb4538270), 'D', _2016144)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _2051654)
   Call: (212) [system] peek_char((0x55fbb4538270), _2052588)
   Exit: (212) [system] peek_char((0x55fbb4538270), i)
^  Call: (212) [user] is_delimiter(i)
   Call: (213) [system] char_type(i, space)
   Fail: (213) [system] char_type(i, space)
   Call: (213) [system] arg(_2057308, v('(', ')', end_of_file), i)
   Fail: (213) [system] arg(_2058240, v('(', ')', end_of_file), i)
^  Fail: (212) [user] is_delimiter(i)
   Call: (212) [system] ')'==i
   Fail: (212) [system] ')'==i
   Call: (212) [system] get_char((0x55fbb4538270), i)
   Exit: (212) [system] get_char((0x55fbb4538270), i)
   Call: (212) [system] i=(\)
   Fail: (212) [system] i=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _2065590)
   Call: (213) [system] peek_char((0x55fbb4538270), _2066524)
   Exit: (213) [system] peek_char((0x55fbb4538270), s)
^  Call: (213) [user] is_delimiter(s)
   Call: (214) [system] char_type(s, space)
   Fail: (214) [system] char_type(s, space)
   Call: (214) [system] arg(_2071244, v('(', ')', end_of_file), s)
   Fail: (214) [system] arg(_2072176, v('(', ')', end_of_file), s)
^  Fail: (213) [user] is_delimiter(s)
   Call: (213) [system] ')'==s
   Fail: (213) [system] ')'==s
   Call: (213) [system] get_char((0x55fbb4538270), s)
   Exit: (213) [system] get_char((0x55fbb4538270), s)
   Call: (213) [system] s=(\)
   Fail: (213) [system] s=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _2079526)
   Call: (214) [system] peek_char((0x55fbb4538270), _2080460)
   Exit: (214) [system] peek_char((0x55fbb4538270), j)
^  Call: (214) [user] is_delimiter(j)
   Call: (215) [system] char_type(j, space)
   Fail: (215) [system] char_type(j, space)
   Call: (215) [system] arg(_2085180, v('(', ')', end_of_file), j)
   Fail: (215) [system] arg(_2086112, v('(', ')', end_of_file), j)
^  Fail: (214) [user] is_delimiter(j)
   Call: (214) [system] ')'==j
   Fail: (214) [system] ')'==j
   Call: (214) [system] get_char((0x55fbb4538270), j)
   Exit: (214) [system] get_char((0x55fbb4538270), j)
   Call: (214) [system] j=(\)
   Fail: (214) [system] j=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _2093462)
   Call: (215) [system] peek_char((0x55fbb4538270), _2094396)
   Exit: (215) [system] peek_char((0x55fbb4538270), u)
^  Call: (215) [user] is_delimiter(u)
   Call: (216) [system] char_type(u, space)
   Fail: (216) [system] char_type(u, space)
   Call: (216) [system] arg(_7046, v('(', ')', end_of_file), u)
   Fail: (216) [system] arg(_7978, v('(', ')', end_of_file), u)
^  Fail: (215) [user] is_delimiter(u)
   Call: (215) [system] ')'==u
   Fail: (215) [system] ')'==u
   Call: (215) [system] get_char((0x55fbb4538270), u)
   Exit: (215) [system] get_char((0x55fbb4538270), u)
   Call: (215) [system] u=(\)
   Fail: (215) [system] u=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _15328)
   Call: (216) [system] peek_char((0x55fbb4538270), _16262)
   Exit: (216) [system] peek_char((0x55fbb4538270), n)
^  Call: (216) [user] is_delimiter(n)
   Call: (217) [system] char_type(n, space)
   Fail: (217) [system] char_type(n, space)
   Call: (217) [system] arg(_20982, v('(', ')', end_of_file), n)
   Fail: (217) [system] arg(_21914, v('(', ')', end_of_file), n)
^  Fail: (216) [user] is_delimiter(n)
   Call: (216) [system] ')'==n
   Fail: (216) [system] ')'==n
   Call: (216) [system] get_char((0x55fbb4538270), n)
   Exit: (216) [system] get_char((0x55fbb4538270), n)
   Call: (216) [system] n=(\)
   Fail: (216) [system] n=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _29264)
   Call: (217) [system] peek_char((0x55fbb4538270), _30198)
   Exit: (217) [system] peek_char((0x55fbb4538270), c)
^  Call: (217) [user] is_delimiter(c)
   Call: (218) [system] char_type(c, space)
   Fail: (218) [system] char_type(c, space)
   Call: (218) [system] arg(_34918, v('(', ')', end_of_file), c)
   Fail: (218) [system] arg(_35850, v('(', ')', end_of_file), c)
^  Fail: (217) [user] is_delimiter(c)
   Call: (217) [system] ')'==c
   Fail: (217) [system] ')'==c
   Call: (217) [system] get_char((0x55fbb4538270), c)
   Exit: (217) [system] get_char((0x55fbb4538270), c)
   Call: (217) [system] c=(\)
   Fail: (217) [system] c=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _43200)
   Call: (218) [system] peek_char((0x55fbb4538270), _44134)
   Exit: (218) [system] peek_char((0x55fbb4538270), t)
^  Call: (218) [user] is_delimiter(t)
   Call: (219) [system] char_type(t, space)
   Fail: (219) [system] char_type(t, space)
   Call: (219) [system] arg(_48854, v('(', ')', end_of_file), t)
   Fail: (219) [system] arg(_49786, v('(', ')', end_of_file), t)
^  Fail: (218) [user] is_delimiter(t)
   Call: (218) [system] ')'==t
   Fail: (218) [system] ')'==t
   Call: (218) [system] get_char((0x55fbb4538270), t)
   Exit: (218) [system] get_char((0x55fbb4538270), t)
   Call: (218) [system] t=(\)
   Fail: (218) [system] t=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _57136)
   Call: (219) [system] peek_char((0x55fbb4538270), _58070)
   Exit: (219) [system] peek_char((0x55fbb4538270), i)
^  Call: (219) [user] is_delimiter(i)
   Call: (220) [system] char_type(i, space)
   Fail: (220) [system] char_type(i, space)
   Call: (220) [system] arg(_62790, v('(', ')', end_of_file), i)
   Fail: (220) [system] arg(_63722, v('(', ')', end_of_file), i)
^  Fail: (219) [user] is_delimiter(i)
   Call: (219) [system] ')'==i
   Fail: (219) [system] ')'==i
   Call: (219) [system] get_char((0x55fbb4538270), i)
   Exit: (219) [system] get_char((0x55fbb4538270), i)
   Call: (219) [system] i=(\)
   Fail: (219) [system] i=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _71072)
   Call: (220) [system] peek_char((0x55fbb4538270), _72006)
   Exit: (220) [system] peek_char((0x55fbb4538270), o)
^  Call: (220) [user] is_delimiter(o)
   Call: (221) [system] char_type(o, space)
   Fail: (221) [system] char_type(o, space)
   Call: (221) [system] arg(_76726, v('(', ')', end_of_file), o)
   Fail: (221) [system] arg(_77658, v('(', ')', end_of_file), o)
^  Fail: (220) [user] is_delimiter(o)
   Call: (220) [system] ')'==o
   Fail: (220) [system] ')'==o
   Call: (220) [system] get_char((0x55fbb4538270), o)
   Exit: (220) [system] get_char((0x55fbb4538270), o)
   Call: (220) [system] o=(\)
   Fail: (220) [system] o=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _85008)
   Call: (221) [system] peek_char((0x55fbb4538270), _85942)
   Exit: (221) [system] peek_char((0x55fbb4538270), n)
^  Call: (221) [user] is_delimiter(n)
   Call: (222) [system] char_type(n, space)
   Fail: (222) [system] char_type(n, space)
   Call: (222) [system] arg(_90662, v('(', ')', end_of_file), n)
   Fail: (222) [system] arg(_91594, v('(', ')', end_of_file), n)
^  Fail: (221) [user] is_delimiter(n)
   Call: (221) [system] ')'==n
   Fail: (221) [system] ')'==n
   Call: (221) [system] get_char((0x55fbb4538270), n)
   Exit: (221) [system] get_char((0x55fbb4538270), n)
   Call: (221) [system] n=(\)
   Fail: (221) [system] n=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _98944)
   Call: (222) [system] peek_char((0x55fbb4538270), _99878)
   Exit: (222) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (222) [user] is_delimiter('I')
   Call: (223) [system] char_type('I', space)
   Fail: (223) [system] char_type('I', space)
   Call: (223) [system] arg(_104598, v('(', ')', end_of_file), 'I')
   Fail: (223) [system] arg(_105530, v('(', ')', end_of_file), 'I')
^  Fail: (222) [user] is_delimiter('I')
   Call: (222) [system] ')'=='I'
   Fail: (222) [system] ')'=='I'
   Call: (222) [system] get_char((0x55fbb4538270), 'I')
   Exit: (222) [system] get_char((0x55fbb4538270), 'I')
   Call: (222) [system] 'I'=(\)
   Fail: (222) [system] 'I'=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _112880)
   Call: (223) [system] peek_char((0x55fbb4538270), _113814)
   Exit: (223) [system] peek_char((0x55fbb4538270), n)
^  Call: (223) [user] is_delimiter(n)
   Call: (224) [system] char_type(n, space)
   Fail: (224) [system] char_type(n, space)
   Call: (224) [system] arg(_118534, v('(', ')', end_of_file), n)
   Fail: (224) [system] arg(_119466, v('(', ')', end_of_file), n)
^  Fail: (223) [user] is_delimiter(n)
   Call: (223) [system] ')'==n
   Fail: (223) [system] ')'==n
   Call: (223) [system] get_char((0x55fbb4538270), n)
   Exit: (223) [system] get_char((0x55fbb4538270), n)
   Call: (223) [system] n=(\)
   Fail: (223) [system] n=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _126816)
   Call: (224) [system] peek_char((0x55fbb4538270), _127750)
   Exit: (224) [system] peek_char((0x55fbb4538270), t)
^  Call: (224) [user] is_delimiter(t)
   Call: (225) [system] char_type(t, space)
   Fail: (225) [system] char_type(t, space)
   Call: (225) [system] arg(_132470, v('(', ')', end_of_file), t)
   Fail: (225) [system] arg(_133402, v('(', ')', end_of_file), t)
^  Fail: (224) [user] is_delimiter(t)
   Call: (224) [system] ')'==t
   Fail: (224) [system] ')'==t
   Call: (224) [system] get_char((0x55fbb4538270), t)
   Exit: (224) [system] get_char((0x55fbb4538270), t)
   Call: (224) [system] t=(\)
   Fail: (224) [system] t=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _140752)
   Call: (225) [system] peek_char((0x55fbb4538270), _141686)
   Exit: (225) [system] peek_char((0x55fbb4538270), r)
^  Call: (225) [user] is_delimiter(r)
   Call: (226) [system] char_type(r, space)
   Fail: (226) [system] char_type(r, space)
   Call: (226) [system] arg(_146406, v('(', ')', end_of_file), r)
   Fail: (226) [system] arg(_147338, v('(', ')', end_of_file), r)
^  Fail: (225) [user] is_delimiter(r)
   Call: (225) [system] ')'==r
   Fail: (225) [system] ')'==r
   Call: (225) [system] get_char((0x55fbb4538270), r)
   Exit: (225) [system] get_char((0x55fbb4538270), r)
   Call: (225) [system] r=(\)
   Fail: (225) [system] r=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _154688)
   Call: (226) [system] peek_char((0x55fbb4538270), _155622)
   Exit: (226) [system] peek_char((0x55fbb4538270), o)
^  Call: (226) [user] is_delimiter(o)
   Call: (227) [system] char_type(o, space)
   Fail: (227) [system] char_type(o, space)
   Call: (227) [system] arg(_160342, v('(', ')', end_of_file), o)
   Fail: (227) [system] arg(_161274, v('(', ')', end_of_file), o)
^  Fail: (226) [user] is_delimiter(o)
   Call: (226) [system] ')'==o
   Fail: (226) [system] ')'==o
   Call: (226) [system] get_char((0x55fbb4538270), o)
   Exit: (226) [system] get_char((0x55fbb4538270), o)
   Call: (226) [system] o=(\)
   Fail: (226) [system] o=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _168624)
   Call: (227) [system] peek_char((0x55fbb4538270), _169558)
   Exit: (227) [system] peek_char((0x55fbb4538270), d)
^  Call: (227) [user] is_delimiter(d)
   Call: (228) [system] char_type(d, space)
   Fail: (228) [system] char_type(d, space)
   Call: (228) [system] arg(_174278, v('(', ')', end_of_file), d)
   Fail: (228) [system] arg(_175210, v('(', ')', end_of_file), d)
^  Fail: (227) [user] is_delimiter(d)
   Call: (227) [system] ')'==d
   Fail: (227) [system] ')'==d
   Call: (227) [system] get_char((0x55fbb4538270), d)
   Exit: (227) [system] get_char((0x55fbb4538270), d)
   Call: (227) [system] d=(\)
   Fail: (227) [system] d=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _182560)
   Call: (228) [system] peek_char((0x55fbb4538270), _183494)
   Exit: (228) [system] peek_char((0x55fbb4538270), u)
^  Call: (228) [user] is_delimiter(u)
   Call: (229) [system] char_type(u, space)
   Fail: (229) [system] char_type(u, space)
   Call: (229) [system] arg(_188214, v('(', ')', end_of_file), u)
   Fail: (229) [system] arg(_189146, v('(', ')', end_of_file), u)
^  Fail: (228) [user] is_delimiter(u)
   Call: (228) [system] ')'==u
   Fail: (228) [system] ')'==u
   Call: (228) [system] get_char((0x55fbb4538270), u)
   Exit: (228) [system] get_char((0x55fbb4538270), u)
   Call: (228) [system] u=(\)
   Fail: (228) [system] u=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _196496)
   Call: (229) [system] peek_char((0x55fbb4538270), _197430)
   Exit: (229) [system] peek_char((0x55fbb4538270), c)
^  Call: (229) [user] is_delimiter(c)
   Call: (230) [system] char_type(c, space)
   Fail: (230) [system] char_type(c, space)
   Call: (230) [system] arg(_202150, v('(', ')', end_of_file), c)
   Fail: (230) [system] arg(_203082, v('(', ')', end_of_file), c)
^  Fail: (229) [user] is_delimiter(c)
   Call: (229) [system] ')'==c
   Fail: (229) [system] ')'==c
   Call: (229) [system] get_char((0x55fbb4538270), c)
   Exit: (229) [system] get_char((0x55fbb4538270), c)
   Call: (229) [system] c=(\)
   Fail: (229) [system] c=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _210432)
   Call: (230) [system] peek_char((0x55fbb4538270), _211366)
   Exit: (230) [system] peek_char((0x55fbb4538270), t)
^  Call: (230) [user] is_delimiter(t)
   Call: (231) [system] char_type(t, space)
   Fail: (231) [system] char_type(t, space)
   Call: (231) [system] arg(_216086, v('(', ')', end_of_file), t)
   Fail: (231) [system] arg(_217018, v('(', ')', end_of_file), t)
^  Fail: (230) [user] is_delimiter(t)
   Call: (230) [system] ')'==t
   Fail: (230) [system] ')'==t
   Call: (230) [system] get_char((0x55fbb4538270), t)
   Exit: (230) [system] get_char((0x55fbb4538270), t)
   Call: (230) [system] t=(\)
   Fail: (230) [system] t=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _224368)
   Call: (231) [system] peek_char((0x55fbb4538270), _225302)
   Exit: (231) [system] peek_char((0x55fbb4538270), i)
^  Call: (231) [user] is_delimiter(i)
   Call: (232) [system] char_type(i, space)
   Fail: (232) [system] char_type(i, space)
   Call: (232) [system] arg(_230022, v('(', ')', end_of_file), i)
   Fail: (232) [system] arg(_230954, v('(', ')', end_of_file), i)
^  Fail: (231) [user] is_delimiter(i)
   Call: (231) [system] ')'==i
   Fail: (231) [system] ')'==i
   Call: (231) [system] get_char((0x55fbb4538270), i)
   Exit: (231) [system] get_char((0x55fbb4538270), i)
   Call: (231) [system] i=(\)
   Fail: (231) [system] i=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _238304)
   Call: (232) [system] peek_char((0x55fbb4538270), _239238)
   Exit: (232) [system] peek_char((0x55fbb4538270), o)
^  Call: (232) [user] is_delimiter(o)
   Call: (233) [system] char_type(o, space)
   Fail: (233) [system] char_type(o, space)
   Call: (233) [system] arg(_243958, v('(', ')', end_of_file), o)
   Fail: (233) [system] arg(_244890, v('(', ')', end_of_file), o)
^  Fail: (232) [user] is_delimiter(o)
   Call: (232) [system] ')'==o
   Fail: (232) [system] ')'==o
   Call: (232) [system] get_char((0x55fbb4538270), o)
   Exit: (232) [system] get_char((0x55fbb4538270), o)
   Call: (232) [system] o=(\)
   Fail: (232) [system] o=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _252240)
   Call: (233) [system] peek_char((0x55fbb4538270), _253174)
   Exit: (233) [system] peek_char((0x55fbb4538270), n)
^  Call: (233) [user] is_delimiter(n)
   Call: (234) [system] char_type(n, space)
   Fail: (234) [system] char_type(n, space)
   Call: (234) [system] arg(_257894, v('(', ')', end_of_file), n)
   Fail: (234) [system] arg(_258826, v('(', ')', end_of_file), n)
^  Fail: (233) [user] is_delimiter(n)
   Call: (233) [system] ')'==n
   Fail: (233) [system] ')'==n
   Call: (233) [system] get_char((0x55fbb4538270), n)
   Exit: (233) [system] get_char((0x55fbb4538270), n)
   Call: (233) [system] n=(\)
   Fail: (233) [system] n=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _266176)
   Call: (234) [system] peek_char((0x55fbb4538270), _267110)
   Exit: (234) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (234) [user] is_delimiter(' ')
   Call: (235) [system] char_type(' ', space)
   Exit: (235) [system] char_type(' ', space)
^  Exit: (234) [user] is_delimiter(' ')
   Call: (234) [system] _266176=[]
   Exit: (234) [system] []=[]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (233) [system] _252240=[n]
   Exit: (233) [system] [n]=[n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (232) [system] _238304=[o, n]
   Exit: (232) [system] [o, n]=[o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (231) [system] _224368=[i, o, n]
   Exit: (231) [system] [i, o, n]=[i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (230) [system] _210432=[t, i, o, n]
   Exit: (230) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (229) [system] _196496=[c, t, i, o, n]
   Exit: (229) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (228) [system] _182560=[u, c, t, i, o, n]
   Exit: (228) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (227) [system] _168624=[d, u, c, t, i, o, n]
   Exit: (227) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (226) [system] _154688=[o, d, u, c, t, i, o, n]
   Exit: (226) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (225) [system] _140752=[r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _126816=[t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _112880=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _98944=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _85008=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _71072=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _57136=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _43200=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _29264=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _15328=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _4716=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _4712=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _4708=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (212) [system] _4704=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (212) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (211) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _4700)
^  Call: (212) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _337862)
^  Call: (214) [system] setup_call_cleanup('$notrace'(_338814, _338816), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _337862), _338796, fail)), '$restore_trace'(_338814, _338816))
^  Call: (215) [system] sig_atomic(system:'$notrace'(_338814, _338816))
^  Exit: (214) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _337862), _338796, fail)), system:'$restore_trace'(3, -1))
   Call: (213) [system] atomic(_337862)
   Fail: (213) [system] atomic(_337862)
   Call: (213) [system] atom_chars(_337862, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (213) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (212) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
   Call: (212) [system] integer('DisjunctionIntroduction')
   Fail: (212) [system] integer('DisjunctionIntroduction')
   Call: (212) [system] _4700='DisjunctionIntroduction'
   Exit: (212) [system] 'DisjunctionIntroduction'='DisjunctionIntroduction'
^  Exit: (211) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (210) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'DisjunctionIntroduction')
^  Exit: (209) [user] cont_sexpr(')', (0x55fbb4538270), 'DisjunctionIntroduction')
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _352812)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _354670)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
   Call: (211) [system] ' '=(/)
   Fail: (211) [system] ' '=(/)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55fbb4538270), _364264)
   Exit: (211) [system] get_char((0x55fbb4538270), ' ')
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _366968)
   Exit: (212) [system] peek_char((0x55fbb4538270), a)
   Call: (212) [system] a=(;)
   Fail: (212) [system] a=(;)
   Call: (212) [system] a=(/)
   Fail: (212) [system] a=(/)
^  Call: (212) [user] is_like_space(a)
   Call: (213) [system] char_type(a, 'white')
   Fail: (213) [system] char_type(a, 'white')
   Call: (213) [system] char_type(a, end_of_line)
   Fail: (213) [system] char_type(a, end_of_line)
   Call: (213) [system] char_type(a, space)
   Fail: (213) [system] char_type(a, space)
   Call: (213) [system] char_type(a, cntrl)
   Fail: (213) [system] char_type(a, cntrl)
^  Fail: (212) [user] is_like_space(a)
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _383902)
   Exit: (210) [system] peek_char((0x55fbb4538270), a)
   Call: (210) [system] a=')'
   Fail: (210) [system] a=')'
   Call: (210) [system] a=end_of_file
   Fail: (210) [system] a=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55fbb4538270), _389472)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _391330)
   Exit: (212) [system] peek_char((0x55fbb4538270), a)
   Call: (212) [system] a=(;)
   Fail: (212) [system] a=(;)
   Call: (212) [system] a=(/)
   Fail: (212) [system] a=(/)
^  Call: (212) [user] is_like_space(a)
   Call: (213) [system] char_type(a, 'white')
   Fail: (213) [system] char_type(a, 'white')
   Call: (213) [system] char_type(a, end_of_line)
   Fail: (213) [system] char_type(a, end_of_line)
   Call: (213) [system] char_type(a, space)
   Fail: (213) [system] char_type(a, space)
   Call: (213) [system] char_type(a, cntrl)
   Fail: (213) [system] char_type(a, cntrl)
^  Fail: (212) [user] is_like_space(a)
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] get_char((0x55fbb4538270), _407340)
   Exit: (211) [system] get_char((0x55fbb4538270), a)
   Call: (211) [system] a='('
   Fail: (211) [system] a='('
   Call: (211) [system] a='['
   Fail: (211) [system] a='['
   Call: (211) [system] a='{'
   Fail: (211) [system] a='{'
   Call: (211) [system] a='"'
   Fail: (211) [system] a='"'
   Call: (211) [system] a=!
   Fail: (211) [system] a=!
   Call: (211) [system] a='\''
   Fail: (211) [system] a='\''
   Call: (211) [system] a='`'
   Fail: (211) [system] a='`'
   Call: (211) [system] a=end_of_file
   Fail: (211) [system] a=end_of_file
^  Call: (211) [user] read_symbolic(')', (0x55fbb4538270), a, _389472)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _424982)
   Call: (213) [system] peek_char((0x55fbb4538270), _425916)
   Exit: (213) [system] peek_char((0x55fbb4538270), b)
^  Call: (213) [user] is_delimiter(b)
   Call: (214) [system] char_type(b, space)
   Fail: (214) [system] char_type(b, space)
   Call: (214) [system] arg(_430636, v('(', ')', end_of_file), b)
   Fail: (214) [system] arg(_431568, v('(', ')', end_of_file), b)
^  Fail: (213) [user] is_delimiter(b)
   Call: (213) [system] ')'==b
   Fail: (213) [system] ')'==b
   Call: (213) [system] get_char((0x55fbb4538270), b)
   Exit: (213) [system] get_char((0x55fbb4538270), b)
   Call: (213) [system] b=(\)
   Fail: (213) [system] b=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _438918)
   Call: (214) [system] peek_char((0x55fbb4538270), _439852)
   Exit: (214) [system] peek_char((0x55fbb4538270), c)
^  Call: (214) [user] is_delimiter(c)
   Call: (215) [system] char_type(c, space)
   Fail: (215) [system] char_type(c, space)
   Call: (215) [system] arg(_444572, v('(', ')', end_of_file), c)
   Fail: (215) [system] arg(_445504, v('(', ')', end_of_file), c)
^  Fail: (214) [user] is_delimiter(c)
   Call: (214) [system] ')'==c
   Fail: (214) [system] ')'==c
   Call: (214) [system] get_char((0x55fbb4538270), c)
   Exit: (214) [system] get_char((0x55fbb4538270), c)
   Call: (214) [system] c=(\)
   Fail: (214) [system] c=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _452854)
   Call: (215) [system] peek_char((0x55fbb4538270), _453788)
   Exit: (215) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (215) [user] is_delimiter(' ')
   Call: (216) [system] char_type(' ', space)
   Exit: (216) [system] char_type(' ', space)
^  Exit: (215) [user] is_delimiter(' ')
   Call: (215) [system] _452854=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (214) [system] _438918=[c]
   Exit: (214) [system] [c]=[c]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [c])
   Call: (213) [system] _424982=[b, c]
   Exit: (213) [system] [b, c]=[b, c]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [b, c])
^  Call: (212) [user] classify_and_convert_charseq([a, b, c], _389472)
^  Call: (213) [user] classify_and_convert_charseq_([a, b, c], _468660)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_469612, _469614), once(user:catch(read_from_chars([a, b, c], _468660), _469594, fail)), '$restore_trace'(_469612, _469614))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_469612, _469614))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _469594, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(abc)
   Exit: (214) [system] atomic(abc)
^  Exit: (213) [user] classify_and_convert_charseq_([a, b, c], abc)
   Call: (213) [system] integer(abc)
   Fail: (213) [system] integer(abc)
   Call: (213) [system] _389472=abc
   Exit: (213) [system] abc=abc
^  Exit: (212) [user] classify_and_convert_charseq([a, b, c], abc)
^  Exit: (211) [user] read_symbolic(')', (0x55fbb4538270), a, abc)
^  Exit: (210) [user] cont_sexpr(')', (0x55fbb4538270), abc)
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _481740)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _483598)
   Exit: (212) [system] peek_char((0x55fbb4538270), ' ')
   Call: (212) [system] ' '=(;)
   Fail: (212) [system] ' '=(;)
   Call: (212) [system] ' '=(/)
   Fail: (212) [system] ' '=(/)
^  Call: (212) [user] is_like_space(' ')
   Call: (213) [system] char_type(' ', 'white')
   Exit: (213) [system] char_type(' ', 'white')
^  Exit: (212) [user] is_like_space(' ')
   Call: (212) [system] get_char((0x55fbb4538270), _493192)
   Exit: (212) [system] get_char((0x55fbb4538270), ' ')
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _495896)
   Exit: (213) [system] peek_char((0x55fbb4538270), a)
   Call: (213) [system] a=(;)
   Fail: (213) [system] a=(;)
   Call: (213) [system] a=(/)
   Fail: (213) [system] a=(/)
^  Call: (213) [user] is_like_space(a)
   Call: (214) [system] char_type(a, 'white')
   Fail: (214) [system] char_type(a, 'white')
   Call: (214) [system] char_type(a, end_of_line)
   Fail: (214) [system] char_type(a, end_of_line)
   Call: (214) [system] char_type(a, space)
   Fail: (214) [system] char_type(a, space)
   Call: (214) [system] char_type(a, cntrl)
   Fail: (214) [system] char_type(a, cntrl)
^  Fail: (213) [user] is_like_space(a)
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _512830)
   Exit: (211) [system] peek_char((0x55fbb4538270), a)
   Call: (211) [system] a=')'
   Fail: (211) [system] a=')'
   Call: (211) [system] a=end_of_file
   Fail: (211) [system] a=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55fbb4538270), _518400)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _520258)
   Exit: (213) [system] peek_char((0x55fbb4538270), a)
   Call: (213) [system] a=(;)
   Fail: (213) [system] a=(;)
   Call: (213) [system] a=(/)
   Fail: (213) [system] a=(/)
^  Call: (213) [user] is_like_space(a)
   Call: (214) [system] char_type(a, 'white')
   Fail: (214) [system] char_type(a, 'white')
   Call: (214) [system] char_type(a, end_of_line)
   Fail: (214) [system] char_type(a, end_of_line)
   Call: (214) [system] char_type(a, space)
   Fail: (214) [system] char_type(a, space)
   Call: (214) [system] char_type(a, cntrl)
   Fail: (214) [system] char_type(a, cntrl)
^  Fail: (213) [user] is_like_space(a)
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] get_char((0x55fbb4538270), _536268)
   Exit: (212) [system] get_char((0x55fbb4538270), a)
   Call: (212) [system] a='('
   Fail: (212) [system] a='('
   Call: (212) [system] a='['
   Fail: (212) [system] a='['
   Call: (212) [system] a='{'
   Fail: (212) [system] a='{'
   Call: (212) [system] a='"'
   Fail: (212) [system] a='"'
   Call: (212) [system] a=!
   Fail: (212) [system] a=!
   Call: (212) [system] a='\''
   Fail: (212) [system] a='\''
   Call: (212) [system] a='`'
   Fail: (212) [system] a='`'
   Call: (212) [system] a=end_of_file
   Fail: (212) [system] a=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55fbb4538270), a, _518400)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _553910)
   Call: (214) [system] peek_char((0x55fbb4538270), _554844)
   Exit: (214) [system] peek_char((0x55fbb4538270), ')')
^  Call: (214) [user] is_delimiter(')')
   Call: (215) [system] char_type(')', space)
   Fail: (215) [system] char_type(')', space)
   Call: (215) [system] arg(_559564, v('(', ')', end_of_file), ')')
   Exit: (215) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (214) [user] is_delimiter(')')
   Call: (214) [system] _553910=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (213) [user] classify_and_convert_charseq([a], _518400)
^  Call: (214) [user] classify_and_convert_charseq_([a], _566000)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_566952, _566954), once(user:catch(read_from_chars([a], _566000), _566934, fail)), '$restore_trace'(_566952, _566954))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_566952, _566954))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _566934, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(a)
   Exit: (215) [system] atomic(a)
^  Exit: (214) [user] classify_and_convert_charseq_([a], a)
   Call: (214) [system] integer(a)
   Fail: (214) [system] integer(a)
   Call: (214) [system] _518400=a
   Exit: (214) [system] a=a
^  Exit: (213) [user] classify_and_convert_charseq([a], a)
^  Exit: (212) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (211) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _579080)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _580938)
   Exit: (213) [system] peek_char((0x55fbb4538270), ')')
   Call: (213) [system] ')'=(;)
   Fail: (213) [system] ')'=(;)
   Call: (213) [system] ')'=(/)
   Fail: (213) [system] ')'=(/)
^  Call: (213) [user] is_like_space(')')
   Call: (214) [system] char_type(')', 'white')
   Fail: (214) [system] char_type(')', 'white')
   Call: (214) [system] char_type(')', end_of_line)
   Fail: (214) [system] char_type(')', end_of_line)
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] char_type(')', cntrl)
   Fail: (214) [system] char_type(')', cntrl)
^  Fail: (213) [user] is_like_space(')')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _596948)
   Exit: (212) [system] peek_char((0x55fbb4538270), ')')
   Call: (212) [system] ')'=')'
   Exit: (212) [system] ')'=')'
   Call: (212) [system] get_char((0x55fbb4538270), _600738)
   Exit: (212) [system] get_char((0x55fbb4538270), ')')
   Call: (212) [system] _579080=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), [])
   Call: (211) [system] _481740=[a]
   Exit: (211) [system] [a]=[a]
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), [a])
   Call: (210) [system] _352812=[abc, a]
   Exit: (210) [system] [abc, a]=[abc, a]
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), [abc, a])
   Call: (209) [system] _4694=['DisjunctionIntroduction', abc, a]
   Exit: (209) [system] ['DisjunctionIntroduction', abc, a]=['DisjunctionIntroduction', abc, a]
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), ['DisjunctionIntroduction', abc, a])
^  Exit: (207) [user] cont_sexpr(')', (0x55fbb4538270), ['DisjunctionIntroduction', abc, a])
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _614620)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _616478)
   Exit: (209) [system] peek_char((0x55fbb4538270), ')')
   Call: (209) [system] ')'=(;)
   Fail: (209) [system] ')'=(;)
   Call: (209) [system] ')'=(/)
   Fail: (209) [system] ')'=(/)
^  Call: (209) [user] is_like_space(')')
   Call: (210) [system] char_type(')', 'white')
   Fail: (210) [system] char_type(')', 'white')
   Call: (210) [system] char_type(')', end_of_line)
   Fail: (210) [system] char_type(')', end_of_line)
   Call: (210) [system] char_type(')', space)
   Fail: (210) [system] char_type(')', space)
   Call: (210) [system] char_type(')', cntrl)
   Fail: (210) [system] char_type(')', cntrl)
^  Fail: (209) [user] is_like_space(')')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _632488)
   Exit: (208) [system] peek_char((0x55fbb4538270), ')')
   Call: (208) [system] ')'=')'
   Exit: (208) [system] ')'=')'
   Call: (208) [system] get_char((0x55fbb4538270), _636278)
   Exit: (208) [system] get_char((0x55fbb4538270), ')')
   Call: (208) [system] _614620=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), [])
   Call: (207) [system] _4690=[['DisjunctionIntroduction', abc, a]]
   Exit: (207) [system] [['DisjunctionIntroduction', abc, a]]=[['DisjunctionIntroduction', abc, a]]
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), [['DisjunctionIntroduction', abc, a]])
   Call: (206) [system] _4684=[abc, ['DisjunctionIntroduction', abc, a]]
   Exit: (206) [system] [abc, ['DisjunctionIntroduction', abc, a]]=[abc, ['DisjunctionIntroduction', abc, a]]
^  Exit: (205) [user] read_list(')', (0x55fbb4538270), [abc, ['DisjunctionIntroduction', abc, a]])
   Call: (205) [system] _4676=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]]
   Exit: (205) [system] ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]]=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]]
^  Exit: (204) [user] read_list(')', (0x55fbb4538270), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]])
^  Exit: (203) [user] cont_sexpr(')', (0x55fbb4538270), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]])
^  Call: (203) [user] read_list(')', (0x55fbb4538270), _650160)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _652018)
   Exit: (205) [system] peek_char((0x55fbb4538270), ' ')
   Call: (205) [system] ' '=(;)
   Fail: (205) [system] ' '=(;)
   Call: (205) [system] ' '=(/)
   Fail: (205) [system] ' '=(/)
^  Call: (205) [user] is_like_space(' ')
   Call: (206) [system] char_type(' ', 'white')
   Exit: (206) [system] char_type(' ', 'white')
^  Exit: (205) [user] is_like_space(' ')
   Call: (205) [system] get_char((0x55fbb4538270), _661612)
   Exit: (205) [system] get_char((0x55fbb4538270), ' ')
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _664316)
   Exit: (206) [system] peek_char((0x55fbb4538270), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
   Call: (206) [system] '('=(/)
   Fail: (206) [system] '('=(/)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _681250)
   Exit: (204) [system] peek_char((0x55fbb4538270), '(')
   Call: (204) [system] '('=')'
   Fail: (204) [system] '('=')'
   Call: (204) [system] '('=end_of_file
   Fail: (204) [system] '('=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55fbb4538270), _686820)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _688678)
   Exit: (206) [system] peek_char((0x55fbb4538270), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
   Call: (206) [system] '('=(/)
   Fail: (206) [system] '('=(/)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] get_char((0x55fbb4538270), _704688)
   Exit: (205) [system] get_char((0x55fbb4538270), '(')
   Call: (205) [system] '('='('
   Exit: (205) [system] '('='('
^  Call: (205) [user] read_list(')', (0x55fbb4538270), _686820)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _710258)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'O')
   Call: (207) [system] 'O'=(;)
   Fail: (207) [system] 'O'=(;)
   Call: (207) [system] 'O'=(/)
   Fail: (207) [system] 'O'=(/)
^  Call: (207) [user] is_like_space('O')
   Call: (208) [system] char_type('O', 'white')
   Fail: (208) [system] char_type('O', 'white')
   Call: (208) [system] char_type('O', end_of_line)
   Fail: (208) [system] char_type('O', end_of_line)
   Call: (208) [system] char_type('O', space)
   Fail: (208) [system] char_type('O', space)
   Call: (208) [system] char_type('O', cntrl)
   Fail: (208) [system] char_type('O', cntrl)
^  Fail: (207) [user] is_like_space('O')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _726268)
   Exit: (206) [system] peek_char((0x55fbb4538270), 'O')
   Call: (206) [system] 'O'=')'
   Fail: (206) [system] 'O'=')'
   Call: (206) [system] 'O'=end_of_file
   Fail: (206) [system] 'O'=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55fbb4538270), _731838)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _733696)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'O')
   Call: (208) [system] 'O'=(;)
   Fail: (208) [system] 'O'=(;)
   Call: (208) [system] 'O'=(/)
   Fail: (208) [system] 'O'=(/)
^  Call: (208) [user] is_like_space('O')
   Call: (209) [system] char_type('O', 'white')
   Fail: (209) [system] char_type('O', 'white')
   Call: (209) [system] char_type('O', end_of_line)
   Fail: (209) [system] char_type('O', end_of_line)
   Call: (209) [system] char_type('O', space)
   Fail: (209) [system] char_type('O', space)
   Call: (209) [system] char_type('O', cntrl)
   Fail: (209) [system] char_type('O', cntrl)
^  Fail: (208) [user] is_like_space('O')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] get_char((0x55fbb4538270), _749706)
   Exit: (207) [system] get_char((0x55fbb4538270), 'O')
   Call: (207) [system] 'O'='('
   Fail: (207) [system] 'O'='('
   Call: (207) [system] 'O'='['
   Fail: (207) [system] 'O'='['
   Call: (207) [system] 'O'='{'
   Fail: (207) [system] 'O'='{'
   Call: (207) [system] 'O'='"'
   Fail: (207) [system] 'O'='"'
   Call: (207) [system] 'O'=!
   Fail: (207) [system] 'O'=!
   Call: (207) [system] 'O'='\''
   Fail: (207) [system] 'O'='\''
   Call: (207) [system] 'O'='`'
   Fail: (207) [system] 'O'='`'
   Call: (207) [system] 'O'=end_of_file
   Fail: (207) [system] 'O'=end_of_file
^  Call: (207) [user] read_symbolic(')', (0x55fbb4538270), 'O', _731838)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _767348)
   Call: (209) [system] peek_char((0x55fbb4538270), _768282)
   Exit: (209) [system] peek_char((0x55fbb4538270), r)
^  Call: (209) [user] is_delimiter(r)
   Call: (210) [system] char_type(r, space)
   Fail: (210) [system] char_type(r, space)
   Call: (210) [system] arg(_773002, v('(', ')', end_of_file), r)
   Fail: (210) [system] arg(_773934, v('(', ')', end_of_file), r)
^  Fail: (209) [user] is_delimiter(r)
   Call: (209) [system] ')'==r
   Fail: (209) [system] ')'==r
   Call: (209) [system] get_char((0x55fbb4538270), r)
   Exit: (209) [system] get_char((0x55fbb4538270), r)
   Call: (209) [system] r=(\)
   Fail: (209) [system] r=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _781284)
   Call: (210) [system] peek_char((0x55fbb4538270), _782218)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (210) [user] is_delimiter('L')
   Call: (211) [system] char_type('L', space)
   Fail: (211) [system] char_type('L', space)
   Call: (211) [system] arg(_786938, v('(', ')', end_of_file), 'L')
   Fail: (211) [system] arg(_787870, v('(', ')', end_of_file), 'L')
^  Fail: (210) [user] is_delimiter('L')
   Call: (210) [system] ')'=='L'
   Fail: (210) [system] ')'=='L'
   Call: (210) [system] get_char((0x55fbb4538270), 'L')
   Exit: (210) [system] get_char((0x55fbb4538270), 'L')
   Call: (210) [system] 'L'=(\)
   Fail: (210) [system] 'L'=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _795220)
   Call: (211) [system] peek_char((0x55fbb4538270), _796154)
   Exit: (211) [system] peek_char((0x55fbb4538270), i)
^  Call: (211) [user] is_delimiter(i)
   Call: (212) [system] char_type(i, space)
   Fail: (212) [system] char_type(i, space)
   Call: (212) [system] arg(_800874, v('(', ')', end_of_file), i)
   Fail: (212) [system] arg(_801806, v('(', ')', end_of_file), i)
^  Fail: (211) [user] is_delimiter(i)
   Call: (211) [system] ')'==i
   Fail: (211) [system] ')'==i
   Call: (211) [system] get_char((0x55fbb4538270), i)
   Exit: (211) [system] get_char((0x55fbb4538270), i)
   Call: (211) [system] i=(\)
   Fail: (211) [system] i=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _809156)
   Call: (212) [system] peek_char((0x55fbb4538270), _810090)
   Exit: (212) [system] peek_char((0x55fbb4538270), n)
^  Call: (212) [user] is_delimiter(n)
   Call: (213) [system] char_type(n, space)
   Fail: (213) [system] char_type(n, space)
   Call: (213) [system] arg(_814810, v('(', ')', end_of_file), n)
   Fail: (213) [system] arg(_815742, v('(', ')', end_of_file), n)
^  Fail: (212) [user] is_delimiter(n)
   Call: (212) [system] ')'==n
   Fail: (212) [system] ')'==n
   Call: (212) [system] get_char((0x55fbb4538270), n)
   Exit: (212) [system] get_char((0x55fbb4538270), n)
   Call: (212) [system] n=(\)
   Fail: (212) [system] n=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _823092)
   Call: (213) [system] peek_char((0x55fbb4538270), _824026)
   Exit: (213) [system] peek_char((0x55fbb4538270), k)
^  Call: (213) [user] is_delimiter(k)
   Call: (214) [system] char_type(k, space)
   Fail: (214) [system] char_type(k, space)
   Call: (214) [system] arg(_828746, v('(', ')', end_of_file), k)
   Fail: (214) [system] arg(_829678, v('(', ')', end_of_file), k)
^  Fail: (213) [user] is_delimiter(k)
   Call: (213) [system] ')'==k
   Fail: (213) [system] ')'==k
   Call: (213) [system] get_char((0x55fbb4538270), k)
   Exit: (213) [system] get_char((0x55fbb4538270), k)
   Call: (213) [system] k=(\)
   Fail: (213) [system] k=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _837028)
   Call: (214) [system] peek_char((0x55fbb4538270), _837962)
   Exit: (214) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (214) [user] is_delimiter(' ')
   Call: (215) [system] char_type(' ', space)
   Exit: (215) [system] char_type(' ', space)
^  Exit: (214) [user] is_delimiter(' ')
   Call: (214) [system] _837028=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (213) [system] _823092=[k]
   Exit: (213) [system] [k]=[k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (212) [system] _809156=[n, k]
   Exit: (212) [system] [n, k]=[n, k]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (211) [system] _795220=[i, n, k]
   Exit: (211) [system] [i, n, k]=[i, n, k]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (210) [system] _781284=['L', i, n, k]
   Exit: (210) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (209) [system] _767348=[r, 'L', i, n, k]
   Exit: (209) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (208) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _731838)
^  Call: (209) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _861216)
^  Call: (211) [system] setup_call_cleanup('$notrace'(_862168, _862170), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _861216), _862150, fail)), '$restore_trace'(_862168, _862170))
^  Call: (212) [system] sig_atomic(system:'$notrace'(_862168, _862170))
^  Exit: (211) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _861216), _862150, fail)), system:'$restore_trace'(3, -1))
   Call: (210) [system] atomic(_861216)
   Fail: (210) [system] atomic(_861216)
   Call: (210) [system] atom_chars(_861216, ['O', r, 'L', i, n, k])
   Exit: (210) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (209) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (209) [system] integer('OrLink')
   Fail: (209) [system] integer('OrLink')
   Call: (209) [system] _731838='OrLink'
   Exit: (209) [system] 'OrLink'='OrLink'
^  Exit: (208) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (207) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (206) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _876166)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _878024)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
   Call: (208) [system] ' '=(;)
   Fail: (208) [system] ' '=(;)
   Call: (208) [system] ' '=(/)
   Fail: (208) [system] ' '=(/)
^  Call: (208) [user] is_like_space(' ')
   Call: (209) [system] char_type(' ', 'white')
   Exit: (209) [system] char_type(' ', 'white')
^  Exit: (208) [user] is_like_space(' ')
   Call: (208) [system] get_char((0x55fbb4538270), _887618)
   Exit: (208) [system] get_char((0x55fbb4538270), ' ')
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _890322)
   Exit: (209) [system] peek_char((0x55fbb4538270), '(')
   Call: (209) [system] '('=(;)
   Fail: (209) [system] '('=(;)
   Call: (209) [system] '('=(/)
   Fail: (209) [system] '('=(/)
^  Call: (209) [user] is_like_space('(')
   Call: (210) [system] char_type('(', 'white')
   Fail: (210) [system] char_type('(', 'white')
   Call: (210) [system] char_type('(', end_of_line)
   Fail: (210) [system] char_type('(', end_of_line)
   Call: (210) [system] char_type('(', space)
   Fail: (210) [system] char_type('(', space)
   Call: (210) [system] char_type('(', cntrl)
   Fail: (210) [system] char_type('(', cntrl)
^  Fail: (209) [user] is_like_space('(')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _907256)
   Exit: (207) [system] peek_char((0x55fbb4538270), '(')
   Call: (207) [system] '('=')'
   Fail: (207) [system] '('=')'
   Call: (207) [system] '('=end_of_file
   Fail: (207) [system] '('=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55fbb4538270), _912826)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _914684)
   Exit: (209) [system] peek_char((0x55fbb4538270), '(')
   Call: (209) [system] '('=(;)
   Fail: (209) [system] '('=(;)
   Call: (209) [system] '('=(/)
   Fail: (209) [system] '('=(/)
^  Call: (209) [user] is_like_space('(')
   Call: (210) [system] char_type('(', 'white')
   Fail: (210) [system] char_type('(', 'white')
   Call: (210) [system] char_type('(', end_of_line)
   Fail: (210) [system] char_type('(', end_of_line)
   Call: (210) [system] char_type('(', space)
   Fail: (210) [system] char_type('(', space)
   Call: (210) [system] char_type('(', cntrl)
   Fail: (210) [system] char_type('(', cntrl)
^  Fail: (209) [user] is_like_space('(')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] get_char((0x55fbb4538270), _930694)
   Exit: (208) [system] get_char((0x55fbb4538270), '(')
   Call: (208) [system] '('='('
   Exit: (208) [system] '('='('
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _912826)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _936264)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'I')
   Call: (210) [system] 'I'=(;)
   Fail: (210) [system] 'I'=(;)
   Call: (210) [system] 'I'=(/)
   Fail: (210) [system] 'I'=(/)
^  Call: (210) [user] is_like_space('I')
   Call: (211) [system] char_type('I', 'white')
   Fail: (211) [system] char_type('I', 'white')
   Call: (211) [system] char_type('I', end_of_line)
   Fail: (211) [system] char_type('I', end_of_line)
   Call: (211) [system] char_type('I', space)
   Fail: (211) [system] char_type('I', space)
   Call: (211) [system] char_type('I', cntrl)
   Fail: (211) [system] char_type('I', cntrl)
^  Fail: (210) [user] is_like_space('I')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _952274)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'I')
   Call: (209) [system] 'I'=')'
   Fail: (209) [system] 'I'=')'
   Call: (209) [system] 'I'=end_of_file
   Fail: (209) [system] 'I'=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55fbb4538270), _957844)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _959702)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'I')
   Call: (211) [system] 'I'=(;)
   Fail: (211) [system] 'I'=(;)
   Call: (211) [system] 'I'=(/)
   Fail: (211) [system] 'I'=(/)
^  Call: (211) [user] is_like_space('I')
   Call: (212) [system] char_type('I', 'white')
   Fail: (212) [system] char_type('I', 'white')
   Call: (212) [system] char_type('I', end_of_line)
   Fail: (212) [system] char_type('I', end_of_line)
   Call: (212) [system] char_type('I', space)
   Fail: (212) [system] char_type('I', space)
   Call: (212) [system] char_type('I', cntrl)
   Fail: (212) [system] char_type('I', cntrl)
^  Fail: (211) [user] is_like_space('I')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] get_char((0x55fbb4538270), _975712)
   Exit: (210) [system] get_char((0x55fbb4538270), 'I')
   Call: (210) [system] 'I'='('
   Fail: (210) [system] 'I'='('
   Call: (210) [system] 'I'='['
   Fail: (210) [system] 'I'='['
   Call: (210) [system] 'I'='{'
   Fail: (210) [system] 'I'='{'
   Call: (210) [system] 'I'='"'
   Fail: (210) [system] 'I'='"'
   Call: (210) [system] 'I'=!
   Fail: (210) [system] 'I'=!
   Call: (210) [system] 'I'='\''
   Fail: (210) [system] 'I'='\''
   Call: (210) [system] 'I'='`'
   Fail: (210) [system] 'I'='`'
   Call: (210) [system] 'I'=end_of_file
   Fail: (210) [system] 'I'=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55fbb4538270), 'I', _957844)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _993354)
   Call: (212) [system] peek_char((0x55fbb4538270), _994288)
   Exit: (212) [system] peek_char((0x55fbb4538270), m)
^  Call: (212) [user] is_delimiter(m)
   Call: (213) [system] char_type(m, space)
   Fail: (213) [system] char_type(m, space)
   Call: (213) [system] arg(_999008, v('(', ')', end_of_file), m)
   Fail: (213) [system] arg(_999940, v('(', ')', end_of_file), m)
^  Fail: (212) [user] is_delimiter(m)
   Call: (212) [system] ')'==m
   Fail: (212) [system] ')'==m
   Call: (212) [system] get_char((0x55fbb4538270), m)
   Exit: (212) [system] get_char((0x55fbb4538270), m)
   Call: (212) [system] m=(\)
   Fail: (212) [system] m=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1007290)
   Call: (213) [system] peek_char((0x55fbb4538270), _1008224)
   Exit: (213) [system] peek_char((0x55fbb4538270), p)
^  Call: (213) [user] is_delimiter(p)
   Call: (214) [system] char_type(p, space)
   Fail: (214) [system] char_type(p, space)
   Call: (214) [system] arg(_1012944, v('(', ')', end_of_file), p)
   Fail: (214) [system] arg(_1013876, v('(', ')', end_of_file), p)
^  Fail: (213) [user] is_delimiter(p)
   Call: (213) [system] ')'==p
   Fail: (213) [system] ')'==p
   Call: (213) [system] get_char((0x55fbb4538270), p)
   Exit: (213) [system] get_char((0x55fbb4538270), p)
   Call: (213) [system] p=(\)
   Fail: (213) [system] p=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1021226)
   Call: (214) [system] peek_char((0x55fbb4538270), _1022160)
   Exit: (214) [system] peek_char((0x55fbb4538270), l)
^  Call: (214) [user] is_delimiter(l)
   Call: (215) [system] char_type(l, space)
   Fail: (215) [system] char_type(l, space)
   Call: (215) [system] arg(_1026880, v('(', ')', end_of_file), l)
   Fail: (215) [system] arg(_1027812, v('(', ')', end_of_file), l)
^  Fail: (214) [user] is_delimiter(l)
   Call: (214) [system] ')'==l
   Fail: (214) [system] ')'==l
   Call: (214) [system] get_char((0x55fbb4538270), l)
   Exit: (214) [system] get_char((0x55fbb4538270), l)
   Call: (214) [system] l=(\)
   Fail: (214) [system] l=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1035162)
   Call: (215) [system] peek_char((0x55fbb4538270), _1036096)
   Exit: (215) [system] peek_char((0x55fbb4538270), i)
^  Call: (215) [user] is_delimiter(i)
   Call: (216) [system] char_type(i, space)
   Fail: (216) [system] char_type(i, space)
   Call: (216) [system] arg(_1040816, v('(', ')', end_of_file), i)
   Fail: (216) [system] arg(_1041748, v('(', ')', end_of_file), i)
^  Fail: (215) [user] is_delimiter(i)
   Call: (215) [system] ')'==i
   Fail: (215) [system] ')'==i
   Call: (215) [system] get_char((0x55fbb4538270), i)
   Exit: (215) [system] get_char((0x55fbb4538270), i)
   Call: (215) [system] i=(\)
   Fail: (215) [system] i=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1049098)
   Call: (216) [system] peek_char((0x55fbb4538270), _1050032)
   Exit: (216) [system] peek_char((0x55fbb4538270), c)
^  Call: (216) [user] is_delimiter(c)
   Call: (217) [system] char_type(c, space)
   Fail: (217) [system] char_type(c, space)
   Call: (217) [system] arg(_1054752, v('(', ')', end_of_file), c)
   Fail: (217) [system] arg(_1055684, v('(', ')', end_of_file), c)
^  Fail: (216) [user] is_delimiter(c)
   Call: (216) [system] ')'==c
   Fail: (216) [system] ')'==c
   Call: (216) [system] get_char((0x55fbb4538270), c)
   Exit: (216) [system] get_char((0x55fbb4538270), c)
   Call: (216) [system] c=(\)
   Fail: (216) [system] c=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1063034)
   Call: (217) [system] peek_char((0x55fbb4538270), _1063968)
   Exit: (217) [system] peek_char((0x55fbb4538270), a)
^  Call: (217) [user] is_delimiter(a)
   Call: (218) [system] char_type(a, space)
   Fail: (218) [system] char_type(a, space)
   Call: (218) [system] arg(_1068688, v('(', ')', end_of_file), a)
   Fail: (218) [system] arg(_1069620, v('(', ')', end_of_file), a)
^  Fail: (217) [user] is_delimiter(a)
   Call: (217) [system] ')'==a
   Fail: (217) [system] ')'==a
   Call: (217) [system] get_char((0x55fbb4538270), a)
   Exit: (217) [system] get_char((0x55fbb4538270), a)
   Call: (217) [system] a=(\)
   Fail: (217) [system] a=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1076970)
   Call: (218) [system] peek_char((0x55fbb4538270), _1077904)
   Exit: (218) [system] peek_char((0x55fbb4538270), t)
^  Call: (218) [user] is_delimiter(t)
   Call: (219) [system] char_type(t, space)
   Fail: (219) [system] char_type(t, space)
   Call: (219) [system] arg(_1082624, v('(', ')', end_of_file), t)
   Fail: (219) [system] arg(_1083556, v('(', ')', end_of_file), t)
^  Fail: (218) [user] is_delimiter(t)
   Call: (218) [system] ')'==t
   Fail: (218) [system] ')'==t
   Call: (218) [system] get_char((0x55fbb4538270), t)
   Exit: (218) [system] get_char((0x55fbb4538270), t)
   Call: (218) [system] t=(\)
   Fail: (218) [system] t=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1090906)
   Call: (219) [system] peek_char((0x55fbb4538270), _1091840)
   Exit: (219) [system] peek_char((0x55fbb4538270), i)
^  Call: (219) [user] is_delimiter(i)
   Call: (220) [system] char_type(i, space)
   Fail: (220) [system] char_type(i, space)
   Call: (220) [system] arg(_1096560, v('(', ')', end_of_file), i)
   Fail: (220) [system] arg(_1097492, v('(', ')', end_of_file), i)
^  Fail: (219) [user] is_delimiter(i)
   Call: (219) [system] ')'==i
   Fail: (219) [system] ')'==i
   Call: (219) [system] get_char((0x55fbb4538270), i)
   Exit: (219) [system] get_char((0x55fbb4538270), i)
   Call: (219) [system] i=(\)
   Fail: (219) [system] i=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1104842)
   Call: (220) [system] peek_char((0x55fbb4538270), _1105776)
   Exit: (220) [system] peek_char((0x55fbb4538270), o)
^  Call: (220) [user] is_delimiter(o)
   Call: (221) [system] char_type(o, space)
   Fail: (221) [system] char_type(o, space)
   Call: (221) [system] arg(_1110496, v('(', ')', end_of_file), o)
   Fail: (221) [system] arg(_1111428, v('(', ')', end_of_file), o)
^  Fail: (220) [user] is_delimiter(o)
   Call: (220) [system] ')'==o
   Fail: (220) [system] ')'==o
   Call: (220) [system] get_char((0x55fbb4538270), o)
   Exit: (220) [system] get_char((0x55fbb4538270), o)
   Call: (220) [system] o=(\)
   Fail: (220) [system] o=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1118778)
   Call: (221) [system] peek_char((0x55fbb4538270), _1119712)
   Exit: (221) [system] peek_char((0x55fbb4538270), n)
^  Call: (221) [user] is_delimiter(n)
   Call: (222) [system] char_type(n, space)
   Fail: (222) [system] char_type(n, space)
   Call: (222) [system] arg(_1124432, v('(', ')', end_of_file), n)
   Fail: (222) [system] arg(_1125364, v('(', ')', end_of_file), n)
^  Fail: (221) [user] is_delimiter(n)
   Call: (221) [system] ')'==n
   Fail: (221) [system] ')'==n
   Call: (221) [system] get_char((0x55fbb4538270), n)
   Exit: (221) [system] get_char((0x55fbb4538270), n)
   Call: (221) [system] n=(\)
   Fail: (221) [system] n=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1132714)
   Call: (222) [system] peek_char((0x55fbb4538270), _1133648)
   Exit: (222) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (222) [user] is_delimiter(' ')
   Call: (223) [system] char_type(' ', space)
   Exit: (223) [system] char_type(' ', space)
^  Exit: (222) [user] is_delimiter(' ')
   Call: (222) [system] _1132714=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (221) [system] _1118778=[n]
   Exit: (221) [system] [n]=[n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (220) [system] _1104842=[o, n]
   Exit: (220) [system] [o, n]=[o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (219) [system] _1090906=[i, o, n]
   Exit: (219) [system] [i, o, n]=[i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (218) [system] _1076970=[t, i, o, n]
   Exit: (218) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (217) [system] _1063034=[a, t, i, o, n]
   Exit: (217) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (216) [system] _1049098=[c, a, t, i, o, n]
   Exit: (216) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (215) [system] _1035162=[i, c, a, t, i, o, n]
   Exit: (215) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (214) [system] _1021226=[l, i, c, a, t, i, o, n]
   Exit: (214) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (213) [system] _1007290=[p, l, i, c, a, t, i, o, n]
   Exit: (213) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (212) [system] _993354=[m, p, l, i, c, a, t, i, o, n]
   Exit: (212) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (211) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _957844)
^  Call: (212) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _1170872)
^  Call: (214) [system] setup_call_cleanup('$notrace'(_1171824, _1171826), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1170872), _1171806, fail)), '$restore_trace'(_1171824, _1171826))
^  Call: (215) [system] sig_atomic(system:'$notrace'(_1171824, _1171826))
^  Exit: (214) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1170872), _1171806, fail)), system:'$restore_trace'(3, -1))
   Call: (213) [system] atomic(_1170872)
   Fail: (213) [system] atomic(_1170872)
   Call: (213) [system] atom_chars(_1170872, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (213) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (212) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (212) [system] integer('Implication')
   Fail: (212) [system] integer('Implication')
   Call: (212) [system] _957844='Implication'
   Exit: (212) [system] 'Implication'='Implication'
^  Exit: (211) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (210) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (209) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _1185822)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1187680)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
   Call: (211) [system] ' '=(/)
   Fail: (211) [system] ' '=(/)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55fbb4538270), _1197274)
   Exit: (211) [system] get_char((0x55fbb4538270), ' ')
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1199978)
   Exit: (212) [system] peek_char((0x55fbb4538270), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
   Call: (212) [system] '('=(/)
   Fail: (212) [system] '('=(/)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1216912)
   Exit: (210) [system] peek_char((0x55fbb4538270), '(')
   Call: (210) [system] '('=')'
   Fail: (210) [system] '('=')'
   Call: (210) [system] '('=end_of_file
   Fail: (210) [system] '('=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55fbb4538270), _1222482)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1224340)
   Exit: (212) [system] peek_char((0x55fbb4538270), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
   Call: (212) [system] '('=(/)
   Fail: (212) [system] '('=(/)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] get_char((0x55fbb4538270), _1240350)
   Exit: (211) [system] get_char((0x55fbb4538270), '(')
   Call: (211) [system] '('='('
   Exit: (211) [system] '('='('
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _1222482)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1245920)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'A')
   Call: (213) [system] 'A'=(;)
   Fail: (213) [system] 'A'=(;)
   Call: (213) [system] 'A'=(/)
   Fail: (213) [system] 'A'=(/)
^  Call: (213) [user] is_like_space('A')
   Call: (214) [system] char_type('A', 'white')
   Fail: (214) [system] char_type('A', 'white')
   Call: (214) [system] char_type('A', end_of_line)
   Fail: (214) [system] char_type('A', end_of_line)
   Call: (214) [system] char_type('A', space)
   Fail: (214) [system] char_type('A', space)
   Call: (214) [system] char_type('A', cntrl)
   Fail: (214) [system] char_type('A', cntrl)
^  Fail: (213) [user] is_like_space('A')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1261930)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'A')
   Call: (212) [system] 'A'=')'
   Fail: (212) [system] 'A'=')'
   Call: (212) [system] 'A'=end_of_file
   Fail: (212) [system] 'A'=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55fbb4538270), _1267500)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1269358)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'A')
   Call: (214) [system] 'A'=(;)
   Fail: (214) [system] 'A'=(;)
   Call: (214) [system] 'A'=(/)
   Fail: (214) [system] 'A'=(/)
^  Call: (214) [user] is_like_space('A')
   Call: (215) [system] char_type('A', 'white')
   Fail: (215) [system] char_type('A', 'white')
   Call: (215) [system] char_type('A', end_of_line)
   Fail: (215) [system] char_type('A', end_of_line)
   Call: (215) [system] char_type('A', space)
   Fail: (215) [system] char_type('A', space)
   Call: (215) [system] char_type('A', cntrl)
   Fail: (215) [system] char_type('A', cntrl)
^  Fail: (214) [user] is_like_space('A')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] get_char((0x55fbb4538270), _1285368)
   Exit: (213) [system] get_char((0x55fbb4538270), 'A')
   Call: (213) [system] 'A'='('
   Fail: (213) [system] 'A'='('
   Call: (213) [system] 'A'='['
   Fail: (213) [system] 'A'='['
   Call: (213) [system] 'A'='{'
   Fail: (213) [system] 'A'='{'
   Call: (213) [system] 'A'='"'
   Fail: (213) [system] 'A'='"'
   Call: (213) [system] 'A'=!
   Fail: (213) [system] 'A'=!
   Call: (213) [system] 'A'='\''
   Fail: (213) [system] 'A'='\''
   Call: (213) [system] 'A'='`'
   Fail: (213) [system] 'A'='`'
   Call: (213) [system] 'A'=end_of_file
   Fail: (213) [system] 'A'=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1267500)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1303010)
   Call: (215) [system] peek_char((0x55fbb4538270), _1303944)
   Exit: (215) [system] peek_char((0x55fbb4538270), n)
^  Call: (215) [user] is_delimiter(n)
   Call: (216) [system] char_type(n, space)
   Fail: (216) [system] char_type(n, space)
   Call: (216) [system] arg(_1308664, v('(', ')', end_of_file), n)
   Fail: (216) [system] arg(_1309596, v('(', ')', end_of_file), n)
^  Fail: (215) [user] is_delimiter(n)
   Call: (215) [system] ')'==n
   Fail: (215) [system] ')'==n
   Call: (215) [system] get_char((0x55fbb4538270), n)
   Exit: (215) [system] get_char((0x55fbb4538270), n)
   Call: (215) [system] n=(\)
   Fail: (215) [system] n=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1316946)
   Call: (216) [system] peek_char((0x55fbb4538270), _1317880)
   Exit: (216) [system] peek_char((0x55fbb4538270), d)
^  Call: (216) [user] is_delimiter(d)
   Call: (217) [system] char_type(d, space)
   Fail: (217) [system] char_type(d, space)
   Call: (217) [system] arg(_1322600, v('(', ')', end_of_file), d)
   Fail: (217) [system] arg(_1323532, v('(', ')', end_of_file), d)
^  Fail: (216) [user] is_delimiter(d)
   Call: (216) [system] ')'==d
   Fail: (216) [system] ')'==d
   Call: (216) [system] get_char((0x55fbb4538270), d)
   Exit: (216) [system] get_char((0x55fbb4538270), d)
   Call: (216) [system] d=(\)
   Fail: (216) [system] d=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1330882)
   Call: (217) [system] peek_char((0x55fbb4538270), _1331816)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (217) [user] is_delimiter('L')
   Call: (218) [system] char_type('L', space)
   Fail: (218) [system] char_type('L', space)
   Call: (218) [system] arg(_1336536, v('(', ')', end_of_file), 'L')
   Fail: (218) [system] arg(_1337468, v('(', ')', end_of_file), 'L')
^  Fail: (217) [user] is_delimiter('L')
   Call: (217) [system] ')'=='L'
   Fail: (217) [system] ')'=='L'
   Call: (217) [system] get_char((0x55fbb4538270), 'L')
   Exit: (217) [system] get_char((0x55fbb4538270), 'L')
   Call: (217) [system] 'L'=(\)
   Fail: (217) [system] 'L'=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1344818)
   Call: (218) [system] peek_char((0x55fbb4538270), _1345752)
   Exit: (218) [system] peek_char((0x55fbb4538270), i)
^  Call: (218) [user] is_delimiter(i)
   Call: (219) [system] char_type(i, space)
   Fail: (219) [system] char_type(i, space)
   Call: (219) [system] arg(_1350472, v('(', ')', end_of_file), i)
   Fail: (219) [system] arg(_1351404, v('(', ')', end_of_file), i)
^  Fail: (218) [user] is_delimiter(i)
   Call: (218) [system] ')'==i
   Fail: (218) [system] ')'==i
   Call: (218) [system] get_char((0x55fbb4538270), i)
   Exit: (218) [system] get_char((0x55fbb4538270), i)
   Call: (218) [system] i=(\)
   Fail: (218) [system] i=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1358754)
   Call: (219) [system] peek_char((0x55fbb4538270), _1359688)
   Exit: (219) [system] peek_char((0x55fbb4538270), n)
^  Call: (219) [user] is_delimiter(n)
   Call: (220) [system] char_type(n, space)
   Fail: (220) [system] char_type(n, space)
   Call: (220) [system] arg(_1364408, v('(', ')', end_of_file), n)
   Fail: (220) [system] arg(_1365340, v('(', ')', end_of_file), n)
^  Fail: (219) [user] is_delimiter(n)
   Call: (219) [system] ')'==n
   Fail: (219) [system] ')'==n
   Call: (219) [system] get_char((0x55fbb4538270), n)
   Exit: (219) [system] get_char((0x55fbb4538270), n)
   Call: (219) [system] n=(\)
   Fail: (219) [system] n=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1372690)
   Call: (220) [system] peek_char((0x55fbb4538270), _1373624)
   Exit: (220) [system] peek_char((0x55fbb4538270), k)
^  Call: (220) [user] is_delimiter(k)
   Call: (221) [system] char_type(k, space)
   Fail: (221) [system] char_type(k, space)
   Call: (221) [system] arg(_1378344, v('(', ')', end_of_file), k)
   Fail: (221) [system] arg(_1379276, v('(', ')', end_of_file), k)
^  Fail: (220) [user] is_delimiter(k)
   Call: (220) [system] ')'==k
   Fail: (220) [system] ')'==k
   Call: (220) [system] get_char((0x55fbb4538270), k)
   Exit: (220) [system] get_char((0x55fbb4538270), k)
   Call: (220) [system] k=(\)
   Fail: (220) [system] k=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1386626)
   Call: (221) [system] peek_char((0x55fbb4538270), _1387560)
   Exit: (221) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (221) [user] is_delimiter(' ')
   Call: (222) [system] char_type(' ', space)
   Exit: (222) [system] char_type(' ', space)
^  Exit: (221) [user] is_delimiter(' ')
   Call: (221) [system] _1386626=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (220) [system] _1372690=[k]
   Exit: (220) [system] [k]=[k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (219) [system] _1358754=[n, k]
   Exit: (219) [system] [n, k]=[n, k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (218) [system] _1344818=[i, n, k]
   Exit: (218) [system] [i, n, k]=[i, n, k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (217) [system] _1330882=['L', i, n, k]
   Exit: (217) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (216) [system] _1316946=[d, 'L', i, n, k]
   Exit: (216) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (215) [system] _1303010=[n, d, 'L', i, n, k]
   Exit: (215) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (214) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _1267500)
^  Call: (215) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _1413608)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_1414560, _1414562), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1413608), _1414542, fail)), '$restore_trace'(_1414560, _1414562))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_1414560, _1414562))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1413608), _1414542, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(_1413608)
   Fail: (216) [system] atomic(_1413608)
   Call: (216) [system] atom_chars(_1413608, ['A', n, d, 'L', i, n, k])
   Exit: (216) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (215) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (215) [system] integer('AndLink')
   Fail: (215) [system] integer('AndLink')
   Call: (215) [system] _1267500='AndLink'
   Exit: (215) [system] 'AndLink'='AndLink'
^  Exit: (214) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (213) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (212) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _1428558)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1430416)
   Exit: (214) [system] peek_char((0x55fbb4538270), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
   Call: (214) [system] ' '=(/)
   Fail: (214) [system] ' '=(/)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55fbb4538270), _1440010)
   Exit: (214) [system] get_char((0x55fbb4538270), ' ')
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1442714)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'A')
   Call: (215) [system] 'A'=(;)
   Fail: (215) [system] 'A'=(;)
   Call: (215) [system] 'A'=(/)
   Fail: (215) [system] 'A'=(/)
^  Call: (215) [user] is_like_space('A')
   Call: (216) [system] char_type('A', 'white')
   Fail: (216) [system] char_type('A', 'white')
   Call: (216) [system] char_type('A', end_of_line)
   Fail: (216) [system] char_type('A', end_of_line)
   Call: (216) [system] char_type('A', space)
   Fail: (216) [system] char_type('A', space)
   Call: (216) [system] char_type('A', cntrl)
   Fail: (216) [system] char_type('A', cntrl)
^  Fail: (215) [user] is_like_space('A')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1459648)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'A')
   Call: (213) [system] 'A'=')'
   Fail: (213) [system] 'A'=')'
   Call: (213) [system] 'A'=end_of_file
   Fail: (213) [system] 'A'=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55fbb4538270), _1465218)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1467076)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'A')
   Call: (215) [system] 'A'=(;)
   Fail: (215) [system] 'A'=(;)
   Call: (215) [system] 'A'=(/)
   Fail: (215) [system] 'A'=(/)
^  Call: (215) [user] is_like_space('A')
   Call: (216) [system] char_type('A', 'white')
   Fail: (216) [system] char_type('A', 'white')
   Call: (216) [system] char_type('A', end_of_line)
   Fail: (216) [system] char_type('A', end_of_line)
   Call: (216) [system] char_type('A', space)
   Fail: (216) [system] char_type('A', space)
   Call: (216) [system] char_type('A', cntrl)
   Fail: (216) [system] char_type('A', cntrl)
^  Fail: (215) [user] is_like_space('A')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] get_char((0x55fbb4538270), _1483086)
   Exit: (214) [system] get_char((0x55fbb4538270), 'A')
   Call: (214) [system] 'A'='('
   Fail: (214) [system] 'A'='('
   Call: (214) [system] 'A'='['
   Fail: (214) [system] 'A'='['
   Call: (214) [system] 'A'='{'
   Fail: (214) [system] 'A'='{'
   Call: (214) [system] 'A'='"'
   Fail: (214) [system] 'A'='"'
   Call: (214) [system] 'A'=!
   Fail: (214) [system] 'A'=!
   Call: (214) [system] 'A'='\''
   Fail: (214) [system] 'A'='\''
   Call: (214) [system] 'A'='`'
   Fail: (214) [system] 'A'='`'
   Call: (214) [system] 'A'=end_of_file
   Fail: (214) [system] 'A'=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1465218)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1500728)
   Call: (216) [system] peek_char((0x55fbb4538270), _1501662)
   Exit: (216) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (216) [user] is_delimiter(' ')
   Call: (217) [system] char_type(' ', space)
   Exit: (217) [system] char_type(' ', space)
^  Exit: (216) [user] is_delimiter(' ')
   Call: (216) [system] _1500728=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (215) [user] classify_and_convert_charseq(['A'], _1465218)
^  Call: (216) [user] classify_and_convert_charseq_(['A'], _1510946)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_1511898, _1511900), once(user:catch(read_from_chars(['A'], _1510946), _1511880, fail)), '$restore_trace'(_1511898, _1511900))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_1511898, _1511900))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1510946), _1511880, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(_1510946)
   Fail: (217) [system] atomic(_1510946)
   Call: (217) [system] atom_chars(_1510946, ['A'])
   Exit: (217) [system] atom_chars('A', ['A'])
^  Exit: (216) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (216) [system] integer('A')
   Fail: (216) [system] integer('A')
   Call: (216) [system] _1465218='A'
   Exit: (216) [system] 'A'='A'
^  Exit: (215) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (214) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (213) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (213) [user] read_list(')', (0x55fbb4538270), _1525896)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1527754)
   Exit: (215) [system] peek_char((0x55fbb4538270), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
   Call: (215) [system] ' '=(/)
   Fail: (215) [system] ' '=(/)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55fbb4538270), _1537348)
   Exit: (215) [system] get_char((0x55fbb4538270), ' ')
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1540052)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'B')
   Call: (216) [system] 'B'=(;)
   Fail: (216) [system] 'B'=(;)
   Call: (216) [system] 'B'=(/)
   Fail: (216) [system] 'B'=(/)
^  Call: (216) [user] is_like_space('B')
   Call: (217) [system] char_type('B', 'white')
   Fail: (217) [system] char_type('B', 'white')
   Call: (217) [system] char_type('B', end_of_line)
   Fail: (217) [system] char_type('B', end_of_line)
   Call: (217) [system] char_type('B', space)
   Fail: (217) [system] char_type('B', space)
   Call: (217) [system] char_type('B', cntrl)
   Fail: (217) [system] char_type('B', cntrl)
^  Fail: (216) [user] is_like_space('B')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1556986)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'B')
   Call: (214) [system] 'B'=')'
   Fail: (214) [system] 'B'=')'
   Call: (214) [system] 'B'=end_of_file
   Fail: (214) [system] 'B'=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55fbb4538270), _1562556)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1564414)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'B')
   Call: (216) [system] 'B'=(;)
   Fail: (216) [system] 'B'=(;)
   Call: (216) [system] 'B'=(/)
   Fail: (216) [system] 'B'=(/)
^  Call: (216) [user] is_like_space('B')
   Call: (217) [system] char_type('B', 'white')
   Fail: (217) [system] char_type('B', 'white')
   Call: (217) [system] char_type('B', end_of_line)
   Fail: (217) [system] char_type('B', end_of_line)
   Call: (217) [system] char_type('B', space)
   Fail: (217) [system] char_type('B', space)
   Call: (217) [system] char_type('B', cntrl)
   Fail: (217) [system] char_type('B', cntrl)
^  Fail: (216) [user] is_like_space('B')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] get_char((0x55fbb4538270), _1580424)
   Exit: (215) [system] get_char((0x55fbb4538270), 'B')
   Call: (215) [system] 'B'='('
   Fail: (215) [system] 'B'='('
   Call: (215) [system] 'B'='['
   Fail: (215) [system] 'B'='['
   Call: (215) [system] 'B'='{'
   Fail: (215) [system] 'B'='{'
   Call: (215) [system] 'B'='"'
   Fail: (215) [system] 'B'='"'
   Call: (215) [system] 'B'=!
   Fail: (215) [system] 'B'=!
   Call: (215) [system] 'B'='\''
   Fail: (215) [system] 'B'='\''
   Call: (215) [system] 'B'='`'
   Fail: (215) [system] 'B'='`'
   Call: (215) [system] 'B'=end_of_file
   Fail: (215) [system] 'B'=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55fbb4538270), 'B', _1562556)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1598066)
   Call: (217) [system] peek_char((0x55fbb4538270), _1599000)
   Exit: (217) [system] peek_char((0x55fbb4538270), ')')
^  Call: (217) [user] is_delimiter(')')
   Call: (218) [system] char_type(')', space)
   Fail: (218) [system] char_type(')', space)
   Call: (218) [system] arg(_1603720, v('(', ')', end_of_file), ')')
   Exit: (218) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (217) [user] is_delimiter(')')
   Call: (217) [system] _1598066=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (216) [user] classify_and_convert_charseq(['B'], _1562556)
^  Call: (217) [user] classify_and_convert_charseq_(['B'], _1610156)
^  Call: (219) [system] setup_call_cleanup('$notrace'(_1611108, _1611110), once(user:catch(read_from_chars(['B'], _1610156), _1611090, fail)), '$restore_trace'(_1611108, _1611110))
^  Call: (220) [system] sig_atomic(system:'$notrace'(_1611108, _1611110))
^  Exit: (219) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1610156), _1611090, fail)), system:'$restore_trace'(3, -1))
   Call: (218) [system] atomic(_1610156)
   Fail: (218) [system] atomic(_1610156)
   Call: (218) [system] atom_chars(_1610156, ['B'])
   Exit: (218) [system] atom_chars('B', ['B'])
^  Exit: (217) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (217) [system] integer('B')
   Fail: (217) [system] integer('B')
   Call: (217) [system] _1562556='B'
   Exit: (217) [system] 'B'='B'
^  Exit: (216) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (215) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (214) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (214) [user] read_list(')', (0x55fbb4538270), _1625106)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1626964)
   Exit: (216) [system] peek_char((0x55fbb4538270), ')')
   Call: (216) [system] ')'=(;)
   Fail: (216) [system] ')'=(;)
   Call: (216) [system] ')'=(/)
   Fail: (216) [system] ')'=(/)
^  Call: (216) [user] is_like_space(')')
   Call: (217) [system] char_type(')', 'white')
   Fail: (217) [system] char_type(')', 'white')
   Call: (217) [system] char_type(')', end_of_line)
   Fail: (217) [system] char_type(')', end_of_line)
   Call: (217) [system] char_type(')', space)
   Fail: (217) [system] char_type(')', space)
   Call: (217) [system] char_type(')', cntrl)
   Fail: (217) [system] char_type(')', cntrl)
^  Fail: (216) [user] is_like_space(')')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1642974)
   Exit: (215) [system] peek_char((0x55fbb4538270), ')')
   Call: (215) [system] ')'=')'
   Exit: (215) [system] ')'=')'
   Call: (215) [system] get_char((0x55fbb4538270), _1646764)
   Exit: (215) [system] get_char((0x55fbb4538270), ')')
   Call: (215) [system] _1625106=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_list(')', (0x55fbb4538270), [])
   Call: (214) [system] _1525896=['B']
   Exit: (214) [system] ['B']=['B']
^  Exit: (213) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (213) [system] _1428558=['A', 'B']
   Exit: (213) [system] ['A', 'B']=['A', 'B']
^  Exit: (212) [user] read_list(')', (0x55fbb4538270), ['A', 'B'])
   Call: (212) [system] _1222482=['AndLink', 'A', 'B']
   Exit: (212) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Exit: (210) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _1660646)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1662504)
   Exit: (212) [system] peek_char((0x55fbb4538270), ' ')
   Call: (212) [system] ' '=(;)
   Fail: (212) [system] ' '=(;)
   Call: (212) [system] ' '=(/)
   Fail: (212) [system] ' '=(/)
^  Call: (212) [user] is_like_space(' ')
   Call: (213) [system] char_type(' ', 'white')
   Exit: (213) [system] char_type(' ', 'white')
^  Exit: (212) [user] is_like_space(' ')
   Call: (212) [system] get_char((0x55fbb4538270), _1672098)
   Exit: (212) [system] get_char((0x55fbb4538270), ' ')
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1674802)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'C')
   Call: (213) [system] 'C'=(;)
   Fail: (213) [system] 'C'=(;)
   Call: (213) [system] 'C'=(/)
   Fail: (213) [system] 'C'=(/)
^  Call: (213) [user] is_like_space('C')
   Call: (214) [system] char_type('C', 'white')
   Fail: (214) [system] char_type('C', 'white')
   Call: (214) [system] char_type('C', end_of_line)
   Fail: (214) [system] char_type('C', end_of_line)
   Call: (214) [system] char_type('C', space)
   Fail: (214) [system] char_type('C', space)
   Call: (214) [system] char_type('C', cntrl)
   Fail: (214) [system] char_type('C', cntrl)
^  Fail: (213) [user] is_like_space('C')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1691736)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'C')
   Call: (211) [system] 'C'=')'
   Fail: (211) [system] 'C'=')'
   Call: (211) [system] 'C'=end_of_file
   Fail: (211) [system] 'C'=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55fbb4538270), _1697306)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1699164)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'C')
   Call: (213) [system] 'C'=(;)
   Fail: (213) [system] 'C'=(;)
   Call: (213) [system] 'C'=(/)
   Fail: (213) [system] 'C'=(/)
^  Call: (213) [user] is_like_space('C')
   Call: (214) [system] char_type('C', 'white')
   Fail: (214) [system] char_type('C', 'white')
   Call: (214) [system] char_type('C', end_of_line)
   Fail: (214) [system] char_type('C', end_of_line)
   Call: (214) [system] char_type('C', space)
   Fail: (214) [system] char_type('C', space)
   Call: (214) [system] char_type('C', cntrl)
   Fail: (214) [system] char_type('C', cntrl)
^  Fail: (213) [user] is_like_space('C')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] get_char((0x55fbb4538270), _1715174)
   Exit: (212) [system] get_char((0x55fbb4538270), 'C')
   Call: (212) [system] 'C'='('
   Fail: (212) [system] 'C'='('
   Call: (212) [system] 'C'='['
   Fail: (212) [system] 'C'='['
   Call: (212) [system] 'C'='{'
   Fail: (212) [system] 'C'='{'
   Call: (212) [system] 'C'='"'
   Fail: (212) [system] 'C'='"'
   Call: (212) [system] 'C'=!
   Fail: (212) [system] 'C'=!
   Call: (212) [system] 'C'='\''
   Fail: (212) [system] 'C'='\''
   Call: (212) [system] 'C'='`'
   Fail: (212) [system] 'C'='`'
   Call: (212) [system] 'C'=end_of_file
   Fail: (212) [system] 'C'=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55fbb4538270), 'C', _1697306)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1732816)
   Call: (214) [system] peek_char((0x55fbb4538270), _1733750)
   Exit: (214) [system] peek_char((0x55fbb4538270), ')')
^  Call: (214) [user] is_delimiter(')')
   Call: (215) [system] char_type(')', space)
   Fail: (215) [system] char_type(')', space)
   Call: (215) [system] arg(_1738470, v('(', ')', end_of_file), ')')
   Exit: (215) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (214) [user] is_delimiter(')')
   Call: (214) [system] _1732816=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (213) [user] classify_and_convert_charseq(['C'], _1697306)
^  Call: (214) [user] classify_and_convert_charseq_(['C'], _1744906)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_1745858, _1745860), once(user:catch(read_from_chars(['C'], _1744906), _1745840, fail)), '$restore_trace'(_1745858, _1745860))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_1745858, _1745860))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1744906), _1745840, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(_1744906)
   Fail: (215) [system] atomic(_1744906)
   Call: (215) [system] atom_chars(_1744906, ['C'])
   Exit: (215) [system] atom_chars('C', ['C'])
^  Exit: (214) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (214) [system] integer('C')
   Fail: (214) [system] integer('C')
   Call: (214) [system] _1697306='C'
   Exit: (214) [system] 'C'='C'
^  Exit: (213) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (212) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (211) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _1759856)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1761714)
   Exit: (213) [system] peek_char((0x55fbb4538270), ')')
   Call: (213) [system] ')'=(;)
   Fail: (213) [system] ')'=(;)
   Call: (213) [system] ')'=(/)
   Fail: (213) [system] ')'=(/)
^  Call: (213) [user] is_like_space(')')
   Call: (214) [system] char_type(')', 'white')
   Fail: (214) [system] char_type(')', 'white')
   Call: (214) [system] char_type(')', end_of_line)
   Fail: (214) [system] char_type(')', end_of_line)
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] char_type(')', cntrl)
   Fail: (214) [system] char_type(')', cntrl)
^  Fail: (213) [user] is_like_space(')')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1777724)
   Exit: (212) [system] peek_char((0x55fbb4538270), ')')
   Call: (212) [system] ')'=')'
   Exit: (212) [system] ')'=')'
   Call: (212) [system] get_char((0x55fbb4538270), _1781514)
   Exit: (212) [system] get_char((0x55fbb4538270), ')')
   Call: (212) [system] _1759856=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), [])
   Call: (211) [system] _1660646=['C']
   Exit: (211) [system] ['C']=['C']
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), ['C'])
   Call: (210) [system] _1185822=[['AndLink', 'A', 'B'], 'C']
   Exit: (210) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'A', 'B'], 'C'])
   Call: (209) [system] _912826=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (209) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (207) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _1795396)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1797254)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
   Call: (209) [system] ' '=(/)
   Fail: (209) [system] ' '=(/)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55fbb4538270), _1806848)
   Exit: (209) [system] get_char((0x55fbb4538270), ' ')
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1809552)
   Exit: (210) [system] peek_char((0x55fbb4538270), '(')
   Call: (210) [system] '('=(;)
   Fail: (210) [system] '('=(;)
   Call: (210) [system] '('=(/)
   Fail: (210) [system] '('=(/)
^  Call: (210) [user] is_like_space('(')
   Call: (211) [system] char_type('(', 'white')
   Fail: (211) [system] char_type('(', 'white')
   Call: (211) [system] char_type('(', end_of_line)
   Fail: (211) [system] char_type('(', end_of_line)
   Call: (211) [system] char_type('(', space)
   Fail: (211) [system] char_type('(', space)
   Call: (211) [system] char_type('(', cntrl)
   Fail: (211) [system] char_type('(', cntrl)
^  Fail: (210) [user] is_like_space('(')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1826486)
   Exit: (208) [system] peek_char((0x55fbb4538270), '(')
   Call: (208) [system] '('=')'
   Fail: (208) [system] '('=')'
   Call: (208) [system] '('=end_of_file
   Fail: (208) [system] '('=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55fbb4538270), _1832056)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1833914)
   Exit: (210) [system] peek_char((0x55fbb4538270), '(')
   Call: (210) [system] '('=(;)
   Fail: (210) [system] '('=(;)
   Call: (210) [system] '('=(/)
   Fail: (210) [system] '('=(/)
^  Call: (210) [user] is_like_space('(')
   Call: (211) [system] char_type('(', 'white')
   Fail: (211) [system] char_type('(', 'white')
   Call: (211) [system] char_type('(', end_of_line)
   Fail: (211) [system] char_type('(', end_of_line)
   Call: (211) [system] char_type('(', space)
   Fail: (211) [system] char_type('(', space)
   Call: (211) [system] char_type('(', cntrl)
   Fail: (211) [system] char_type('(', cntrl)
^  Fail: (210) [user] is_like_space('(')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] get_char((0x55fbb4538270), _1849924)
   Exit: (209) [system] get_char((0x55fbb4538270), '(')
   Call: (209) [system] '('='('
   Exit: (209) [system] '('='('
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _1832056)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1855494)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'O')
   Call: (211) [system] 'O'=(;)
   Fail: (211) [system] 'O'=(;)
   Call: (211) [system] 'O'=(/)
   Fail: (211) [system] 'O'=(/)
^  Call: (211) [user] is_like_space('O')
   Call: (212) [system] char_type('O', 'white')
   Fail: (212) [system] char_type('O', 'white')
   Call: (212) [system] char_type('O', end_of_line)
   Fail: (212) [system] char_type('O', end_of_line)
   Call: (212) [system] char_type('O', space)
   Fail: (212) [system] char_type('O', space)
   Call: (212) [system] char_type('O', cntrl)
   Fail: (212) [system] char_type('O', cntrl)
^  Fail: (211) [user] is_like_space('O')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1871504)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'O')
   Call: (210) [system] 'O'=')'
   Fail: (210) [system] 'O'=')'
   Call: (210) [system] 'O'=end_of_file
   Fail: (210) [system] 'O'=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55fbb4538270), _1877074)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1878932)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'O')
   Call: (212) [system] 'O'=(;)
   Fail: (212) [system] 'O'=(;)
   Call: (212) [system] 'O'=(/)
   Fail: (212) [system] 'O'=(/)
^  Call: (212) [user] is_like_space('O')
   Call: (213) [system] char_type('O', 'white')
   Fail: (213) [system] char_type('O', 'white')
   Call: (213) [system] char_type('O', end_of_line)
   Fail: (213) [system] char_type('O', end_of_line)
   Call: (213) [system] char_type('O', space)
   Fail: (213) [system] char_type('O', space)
   Call: (213) [system] char_type('O', cntrl)
   Fail: (213) [system] char_type('O', cntrl)
^  Fail: (212) [user] is_like_space('O')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] get_char((0x55fbb4538270), _1894942)
   Exit: (211) [system] get_char((0x55fbb4538270), 'O')
   Call: (211) [system] 'O'='('
   Fail: (211) [system] 'O'='('
   Call: (211) [system] 'O'='['
   Fail: (211) [system] 'O'='['
   Call: (211) [system] 'O'='{'
   Fail: (211) [system] 'O'='{'
   Call: (211) [system] 'O'='"'
   Fail: (211) [system] 'O'='"'
   Call: (211) [system] 'O'=!
   Fail: (211) [system] 'O'=!
   Call: (211) [system] 'O'='\''
   Fail: (211) [system] 'O'='\''
   Call: (211) [system] 'O'='`'
   Fail: (211) [system] 'O'='`'
   Call: (211) [system] 'O'=end_of_file
   Fail: (211) [system] 'O'=end_of_file
^  Call: (211) [user] read_symbolic(')', (0x55fbb4538270), 'O', _1877074)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1912584)
   Call: (213) [system] peek_char((0x55fbb4538270), _1913518)
   Exit: (213) [system] peek_char((0x55fbb4538270), r)
^  Call: (213) [user] is_delimiter(r)
   Call: (214) [system] char_type(r, space)
   Fail: (214) [system] char_type(r, space)
   Call: (214) [system] arg(_1918238, v('(', ')', end_of_file), r)
   Fail: (214) [system] arg(_1919170, v('(', ')', end_of_file), r)
^  Fail: (213) [user] is_delimiter(r)
   Call: (213) [system] ')'==r
   Fail: (213) [system] ')'==r
   Call: (213) [system] get_char((0x55fbb4538270), r)
   Exit: (213) [system] get_char((0x55fbb4538270), r)
   Call: (213) [system] r=(\)
   Fail: (213) [system] r=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1926520)
   Call: (214) [system] peek_char((0x55fbb4538270), _1927454)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (214) [user] is_delimiter('L')
   Call: (215) [system] char_type('L', space)
   Fail: (215) [system] char_type('L', space)
   Call: (215) [system] arg(_1932174, v('(', ')', end_of_file), 'L')
   Fail: (215) [system] arg(_1933106, v('(', ')', end_of_file), 'L')
^  Fail: (214) [user] is_delimiter('L')
   Call: (214) [system] ')'=='L'
   Fail: (214) [system] ')'=='L'
   Call: (214) [system] get_char((0x55fbb4538270), 'L')
   Exit: (214) [system] get_char((0x55fbb4538270), 'L')
   Call: (214) [system] 'L'=(\)
   Fail: (214) [system] 'L'=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1940456)
   Call: (215) [system] peek_char((0x55fbb4538270), _1941390)
   Exit: (215) [system] peek_char((0x55fbb4538270), i)
^  Call: (215) [user] is_delimiter(i)
   Call: (216) [system] char_type(i, space)
   Fail: (216) [system] char_type(i, space)
   Call: (216) [system] arg(_1946110, v('(', ')', end_of_file), i)
   Fail: (216) [system] arg(_1947042, v('(', ')', end_of_file), i)
^  Fail: (215) [user] is_delimiter(i)
   Call: (215) [system] ')'==i
   Fail: (215) [system] ')'==i
   Call: (215) [system] get_char((0x55fbb4538270), i)
   Exit: (215) [system] get_char((0x55fbb4538270), i)
   Call: (215) [system] i=(\)
   Fail: (215) [system] i=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1954392)
   Call: (216) [system] peek_char((0x55fbb4538270), _1955326)
   Exit: (216) [system] peek_char((0x55fbb4538270), n)
^  Call: (216) [user] is_delimiter(n)
   Call: (217) [system] char_type(n, space)
   Fail: (217) [system] char_type(n, space)
   Call: (217) [system] arg(_1960046, v('(', ')', end_of_file), n)
   Fail: (217) [system] arg(_1960978, v('(', ')', end_of_file), n)
^  Fail: (216) [user] is_delimiter(n)
   Call: (216) [system] ')'==n
   Fail: (216) [system] ')'==n
   Call: (216) [system] get_char((0x55fbb4538270), n)
   Exit: (216) [system] get_char((0x55fbb4538270), n)
   Call: (216) [system] n=(\)
   Fail: (216) [system] n=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1968328)
   Call: (217) [system] peek_char((0x55fbb4538270), _1969262)
   Exit: (217) [system] peek_char((0x55fbb4538270), k)
^  Call: (217) [user] is_delimiter(k)
   Call: (218) [system] char_type(k, space)
   Fail: (218) [system] char_type(k, space)
   Call: (218) [system] arg(_1973982, v('(', ')', end_of_file), k)
   Fail: (218) [system] arg(_1974914, v('(', ')', end_of_file), k)
^  Fail: (217) [user] is_delimiter(k)
   Call: (217) [system] ')'==k
   Fail: (217) [system] ')'==k
   Call: (217) [system] get_char((0x55fbb4538270), k)
   Exit: (217) [system] get_char((0x55fbb4538270), k)
   Call: (217) [system] k=(\)
   Fail: (217) [system] k=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1982264)
   Call: (218) [system] peek_char((0x55fbb4538270), _1983198)
   Exit: (218) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (218) [user] is_delimiter(' ')
   Call: (219) [system] char_type(' ', space)
   Exit: (219) [system] char_type(' ', space)
^  Exit: (218) [user] is_delimiter(' ')
   Call: (218) [system] _1982264=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (217) [system] _1968328=[k]
   Exit: (217) [system] [k]=[k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (216) [system] _1954392=[n, k]
   Exit: (216) [system] [n, k]=[n, k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (215) [system] _1940456=[i, n, k]
   Exit: (215) [system] [i, n, k]=[i, n, k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (214) [system] _1926520=['L', i, n, k]
   Exit: (214) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (213) [system] _1912584=[r, 'L', i, n, k]
   Exit: (213) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (212) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _1877074)
^  Call: (213) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _2006452)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_2007404, _2007406), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _2006452), _2007386, fail)), '$restore_trace'(_2007404, _2007406))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_2007404, _2007406))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _2006452), _2007386, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(_2006452)
   Fail: (214) [system] atomic(_2006452)
   Call: (214) [system] atom_chars(_2006452, ['O', r, 'L', i, n, k])
   Exit: (214) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (213) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (213) [system] integer('OrLink')
   Fail: (213) [system] integer('OrLink')
   Call: (213) [system] _1877074='OrLink'
   Exit: (213) [system] 'OrLink'='OrLink'
^  Exit: (212) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (211) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (210) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _2021402)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _2023260)
   Exit: (212) [system] peek_char((0x55fbb4538270), ' ')
   Call: (212) [system] ' '=(;)
   Fail: (212) [system] ' '=(;)
   Call: (212) [system] ' '=(/)
   Fail: (212) [system] ' '=(/)
^  Call: (212) [user] is_like_space(' ')
   Call: (213) [system] char_type(' ', 'white')
   Exit: (213) [system] char_type(' ', 'white')
^  Exit: (212) [user] is_like_space(' ')
   Call: (212) [system] get_char((0x55fbb4538270), _2032854)
   Exit: (212) [system] get_char((0x55fbb4538270), ' ')
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _2035558)
   Exit: (213) [system] peek_char((0x55fbb4538270), '(')
   Call: (213) [system] '('=(;)
   Fail: (213) [system] '('=(;)
   Call: (213) [system] '('=(/)
   Fail: (213) [system] '('=(/)
^  Call: (213) [user] is_like_space('(')
   Call: (214) [system] char_type('(', 'white')
   Fail: (214) [system] char_type('(', 'white')
   Call: (214) [system] char_type('(', end_of_line)
   Fail: (214) [system] char_type('(', end_of_line)
   Call: (214) [system] char_type('(', space)
   Fail: (214) [system] char_type('(', space)
   Call: (214) [system] char_type('(', cntrl)
   Fail: (214) [system] char_type('(', cntrl)
^  Fail: (213) [user] is_like_space('(')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _2052492)
   Exit: (211) [system] peek_char((0x55fbb4538270), '(')
   Call: (211) [system] '('=')'
   Fail: (211) [system] '('=')'
   Call: (211) [system] '('=end_of_file
   Fail: (211) [system] '('=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55fbb4538270), _2058062)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _2059920)
   Exit: (213) [system] peek_char((0x55fbb4538270), '(')
   Call: (213) [system] '('=(;)
   Fail: (213) [system] '('=(;)
   Call: (213) [system] '('=(/)
   Fail: (213) [system] '('=(/)
^  Call: (213) [user] is_like_space('(')
   Call: (214) [system] char_type('(', 'white')
   Fail: (214) [system] char_type('(', 'white')
   Call: (214) [system] char_type('(', end_of_line)
   Fail: (214) [system] char_type('(', end_of_line)
   Call: (214) [system] char_type('(', space)
   Fail: (214) [system] char_type('(', space)
   Call: (214) [system] char_type('(', cntrl)
   Fail: (214) [system] char_type('(', cntrl)
^  Fail: (213) [user] is_like_space('(')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] get_char((0x55fbb4538270), _2075930)
   Exit: (212) [system] get_char((0x55fbb4538270), '(')
   Call: (212) [system] '('='('
   Exit: (212) [system] '('='('
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _2058062)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _2081500)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'I')
   Call: (214) [system] 'I'=(;)
   Fail: (214) [system] 'I'=(;)
   Call: (214) [system] 'I'=(/)
   Fail: (214) [system] 'I'=(/)
^  Call: (214) [user] is_like_space('I')
   Call: (215) [system] char_type('I', 'white')
   Fail: (215) [system] char_type('I', 'white')
   Call: (215) [system] char_type('I', end_of_line)
   Fail: (215) [system] char_type('I', end_of_line)
   Call: (215) [system] char_type('I', space)
   Fail: (215) [system] char_type('I', space)
   Call: (215) [system] char_type('I', cntrl)
   Fail: (215) [system] char_type('I', cntrl)
^  Fail: (214) [user] is_like_space('I')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _5498)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'I')
   Call: (213) [system] 'I'=')'
   Fail: (213) [system] 'I'=')'
   Call: (213) [system] 'I'=end_of_file
   Fail: (213) [system] 'I'=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55fbb4538270), _11068)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _12926)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'I')
   Call: (215) [system] 'I'=(;)
   Fail: (215) [system] 'I'=(;)
   Call: (215) [system] 'I'=(/)
   Fail: (215) [system] 'I'=(/)
^  Call: (215) [user] is_like_space('I')
   Call: (216) [system] char_type('I', 'white')
   Fail: (216) [system] char_type('I', 'white')
   Call: (216) [system] char_type('I', end_of_line)
   Fail: (216) [system] char_type('I', end_of_line)
   Call: (216) [system] char_type('I', space)
   Fail: (216) [system] char_type('I', space)
   Call: (216) [system] char_type('I', cntrl)
   Fail: (216) [system] char_type('I', cntrl)
^  Fail: (215) [user] is_like_space('I')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] get_char((0x55fbb4538270), _28936)
   Exit: (214) [system] get_char((0x55fbb4538270), 'I')
   Call: (214) [system] 'I'='('
   Fail: (214) [system] 'I'='('
   Call: (214) [system] 'I'='['
   Fail: (214) [system] 'I'='['
   Call: (214) [system] 'I'='{'
   Fail: (214) [system] 'I'='{'
   Call: (214) [system] 'I'='"'
   Fail: (214) [system] 'I'='"'
   Call: (214) [system] 'I'=!
   Fail: (214) [system] 'I'=!
   Call: (214) [system] 'I'='\''
   Fail: (214) [system] 'I'='\''
   Call: (214) [system] 'I'='`'
   Fail: (214) [system] 'I'='`'
   Call: (214) [system] 'I'=end_of_file
   Fail: (214) [system] 'I'=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55fbb4538270), 'I', _11068)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _46578)
   Call: (216) [system] peek_char((0x55fbb4538270), _47512)
   Exit: (216) [system] peek_char((0x55fbb4538270), m)
^  Call: (216) [user] is_delimiter(m)
   Call: (217) [system] char_type(m, space)
   Fail: (217) [system] char_type(m, space)
   Call: (217) [system] arg(_52232, v('(', ')', end_of_file), m)
   Fail: (217) [system] arg(_53164, v('(', ')', end_of_file), m)
^  Fail: (216) [user] is_delimiter(m)
   Call: (216) [system] ')'==m
   Fail: (216) [system] ')'==m
   Call: (216) [system] get_char((0x55fbb4538270), m)
   Exit: (216) [system] get_char((0x55fbb4538270), m)
   Call: (216) [system] m=(\)
   Fail: (216) [system] m=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _60514)
   Call: (217) [system] peek_char((0x55fbb4538270), _61448)
   Exit: (217) [system] peek_char((0x55fbb4538270), p)
^  Call: (217) [user] is_delimiter(p)
   Call: (218) [system] char_type(p, space)
   Fail: (218) [system] char_type(p, space)
   Call: (218) [system] arg(_66168, v('(', ')', end_of_file), p)
   Fail: (218) [system] arg(_67100, v('(', ')', end_of_file), p)
^  Fail: (217) [user] is_delimiter(p)
   Call: (217) [system] ')'==p
   Fail: (217) [system] ')'==p
   Call: (217) [system] get_char((0x55fbb4538270), p)
   Exit: (217) [system] get_char((0x55fbb4538270), p)
   Call: (217) [system] p=(\)
   Fail: (217) [system] p=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _74450)
   Call: (218) [system] peek_char((0x55fbb4538270), _75384)
   Exit: (218) [system] peek_char((0x55fbb4538270), l)
^  Call: (218) [user] is_delimiter(l)
   Call: (219) [system] char_type(l, space)
   Fail: (219) [system] char_type(l, space)
   Call: (219) [system] arg(_80104, v('(', ')', end_of_file), l)
   Fail: (219) [system] arg(_81036, v('(', ')', end_of_file), l)
^  Fail: (218) [user] is_delimiter(l)
   Call: (218) [system] ')'==l
   Fail: (218) [system] ')'==l
   Call: (218) [system] get_char((0x55fbb4538270), l)
   Exit: (218) [system] get_char((0x55fbb4538270), l)
   Call: (218) [system] l=(\)
   Fail: (218) [system] l=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _88386)
   Call: (219) [system] peek_char((0x55fbb4538270), _89320)
   Exit: (219) [system] peek_char((0x55fbb4538270), i)
^  Call: (219) [user] is_delimiter(i)
   Call: (220) [system] char_type(i, space)
   Fail: (220) [system] char_type(i, space)
   Call: (220) [system] arg(_94040, v('(', ')', end_of_file), i)
   Fail: (220) [system] arg(_94972, v('(', ')', end_of_file), i)
^  Fail: (219) [user] is_delimiter(i)
   Call: (219) [system] ')'==i
   Fail: (219) [system] ')'==i
   Call: (219) [system] get_char((0x55fbb4538270), i)
   Exit: (219) [system] get_char((0x55fbb4538270), i)
   Call: (219) [system] i=(\)
   Fail: (219) [system] i=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _102322)
   Call: (220) [system] peek_char((0x55fbb4538270), _103256)
   Exit: (220) [system] peek_char((0x55fbb4538270), c)
^  Call: (220) [user] is_delimiter(c)
   Call: (221) [system] char_type(c, space)
   Fail: (221) [system] char_type(c, space)
   Call: (221) [system] arg(_107976, v('(', ')', end_of_file), c)
   Fail: (221) [system] arg(_108908, v('(', ')', end_of_file), c)
^  Fail: (220) [user] is_delimiter(c)
   Call: (220) [system] ')'==c
   Fail: (220) [system] ')'==c
   Call: (220) [system] get_char((0x55fbb4538270), c)
   Exit: (220) [system] get_char((0x55fbb4538270), c)
   Call: (220) [system] c=(\)
   Fail: (220) [system] c=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _116258)
   Call: (221) [system] peek_char((0x55fbb4538270), _117192)
   Exit: (221) [system] peek_char((0x55fbb4538270), a)
^  Call: (221) [user] is_delimiter(a)
   Call: (222) [system] char_type(a, space)
   Fail: (222) [system] char_type(a, space)
   Call: (222) [system] arg(_121912, v('(', ')', end_of_file), a)
   Fail: (222) [system] arg(_122844, v('(', ')', end_of_file), a)
^  Fail: (221) [user] is_delimiter(a)
   Call: (221) [system] ')'==a
   Fail: (221) [system] ')'==a
   Call: (221) [system] get_char((0x55fbb4538270), a)
   Exit: (221) [system] get_char((0x55fbb4538270), a)
   Call: (221) [system] a=(\)
   Fail: (221) [system] a=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _130194)
   Call: (222) [system] peek_char((0x55fbb4538270), _131128)
   Exit: (222) [system] peek_char((0x55fbb4538270), t)
^  Call: (222) [user] is_delimiter(t)
   Call: (223) [system] char_type(t, space)
   Fail: (223) [system] char_type(t, space)
   Call: (223) [system] arg(_135848, v('(', ')', end_of_file), t)
   Fail: (223) [system] arg(_136780, v('(', ')', end_of_file), t)
^  Fail: (222) [user] is_delimiter(t)
   Call: (222) [system] ')'==t
   Fail: (222) [system] ')'==t
   Call: (222) [system] get_char((0x55fbb4538270), t)
   Exit: (222) [system] get_char((0x55fbb4538270), t)
   Call: (222) [system] t=(\)
   Fail: (222) [system] t=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _144130)
   Call: (223) [system] peek_char((0x55fbb4538270), _145064)
   Exit: (223) [system] peek_char((0x55fbb4538270), i)
^  Call: (223) [user] is_delimiter(i)
   Call: (224) [system] char_type(i, space)
   Fail: (224) [system] char_type(i, space)
   Call: (224) [system] arg(_149784, v('(', ')', end_of_file), i)
   Fail: (224) [system] arg(_150716, v('(', ')', end_of_file), i)
^  Fail: (223) [user] is_delimiter(i)
   Call: (223) [system] ')'==i
   Fail: (223) [system] ')'==i
   Call: (223) [system] get_char((0x55fbb4538270), i)
   Exit: (223) [system] get_char((0x55fbb4538270), i)
   Call: (223) [system] i=(\)
   Fail: (223) [system] i=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _158066)
   Call: (224) [system] peek_char((0x55fbb4538270), _159000)
   Exit: (224) [system] peek_char((0x55fbb4538270), o)
^  Call: (224) [user] is_delimiter(o)
   Call: (225) [system] char_type(o, space)
   Fail: (225) [system] char_type(o, space)
   Call: (225) [system] arg(_163720, v('(', ')', end_of_file), o)
   Fail: (225) [system] arg(_164652, v('(', ')', end_of_file), o)
^  Fail: (224) [user] is_delimiter(o)
   Call: (224) [system] ')'==o
   Fail: (224) [system] ')'==o
   Call: (224) [system] get_char((0x55fbb4538270), o)
   Exit: (224) [system] get_char((0x55fbb4538270), o)
   Call: (224) [system] o=(\)
   Fail: (224) [system] o=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _172002)
   Call: (225) [system] peek_char((0x55fbb4538270), _172936)
   Exit: (225) [system] peek_char((0x55fbb4538270), n)
^  Call: (225) [user] is_delimiter(n)
   Call: (226) [system] char_type(n, space)
   Fail: (226) [system] char_type(n, space)
   Call: (226) [system] arg(_177656, v('(', ')', end_of_file), n)
   Fail: (226) [system] arg(_178588, v('(', ')', end_of_file), n)
^  Fail: (225) [user] is_delimiter(n)
   Call: (225) [system] ')'==n
   Fail: (225) [system] ')'==n
   Call: (225) [system] get_char((0x55fbb4538270), n)
   Exit: (225) [system] get_char((0x55fbb4538270), n)
   Call: (225) [system] n=(\)
   Fail: (225) [system] n=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _185938)
   Call: (226) [system] peek_char((0x55fbb4538270), _186872)
   Exit: (226) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (226) [user] is_delimiter(' ')
   Call: (227) [system] char_type(' ', space)
   Exit: (227) [system] char_type(' ', space)
^  Exit: (226) [user] is_delimiter(' ')
   Call: (226) [system] _185938=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (225) [system] _172002=[n]
   Exit: (225) [system] [n]=[n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (224) [system] _158066=[o, n]
   Exit: (224) [system] [o, n]=[o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (223) [system] _144130=[i, o, n]
   Exit: (223) [system] [i, o, n]=[i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (222) [system] _130194=[t, i, o, n]
   Exit: (222) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (221) [system] _116258=[a, t, i, o, n]
   Exit: (221) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (220) [system] _102322=[c, a, t, i, o, n]
   Exit: (220) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (219) [system] _88386=[i, c, a, t, i, o, n]
   Exit: (219) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (218) [system] _74450=[l, i, c, a, t, i, o, n]
   Exit: (218) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (217) [system] _60514=[p, l, i, c, a, t, i, o, n]
   Exit: (217) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (216) [system] _46578=[m, p, l, i, c, a, t, i, o, n]
   Exit: (216) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (215) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _11068)
^  Call: (216) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _224096)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_225048, _225050), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _224096), _225030, fail)), '$restore_trace'(_225048, _225050))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_225048, _225050))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _224096), _225030, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(_224096)
   Fail: (217) [system] atomic(_224096)
   Call: (217) [system] atom_chars(_224096, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (217) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (216) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (216) [system] integer('Implication')
   Fail: (216) [system] integer('Implication')
   Call: (216) [system] _11068='Implication'
   Exit: (216) [system] 'Implication'='Implication'
^  Exit: (215) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (214) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (213) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (213) [user] read_list(')', (0x55fbb4538270), _239046)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _240904)
   Exit: (215) [system] peek_char((0x55fbb4538270), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
   Call: (215) [system] ' '=(/)
   Fail: (215) [system] ' '=(/)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55fbb4538270), _250498)
   Exit: (215) [system] get_char((0x55fbb4538270), ' ')
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _253202)
   Exit: (216) [system] peek_char((0x55fbb4538270), '(')
   Call: (216) [system] '('=(;)
   Fail: (216) [system] '('=(;)
   Call: (216) [system] '('=(/)
   Fail: (216) [system] '('=(/)
^  Call: (216) [user] is_like_space('(')
   Call: (217) [system] char_type('(', 'white')
   Fail: (217) [system] char_type('(', 'white')
   Call: (217) [system] char_type('(', end_of_line)
   Fail: (217) [system] char_type('(', end_of_line)
   Call: (217) [system] char_type('(', space)
   Fail: (217) [system] char_type('(', space)
   Call: (217) [system] char_type('(', cntrl)
   Fail: (217) [system] char_type('(', cntrl)
^  Fail: (216) [user] is_like_space('(')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _270136)
   Exit: (214) [system] peek_char((0x55fbb4538270), '(')
   Call: (214) [system] '('=')'
   Fail: (214) [system] '('=')'
   Call: (214) [system] '('=end_of_file
   Fail: (214) [system] '('=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55fbb4538270), _275706)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _277564)
   Exit: (216) [system] peek_char((0x55fbb4538270), '(')
   Call: (216) [system] '('=(;)
   Fail: (216) [system] '('=(;)
   Call: (216) [system] '('=(/)
   Fail: (216) [system] '('=(/)
^  Call: (216) [user] is_like_space('(')
   Call: (217) [system] char_type('(', 'white')
   Fail: (217) [system] char_type('(', 'white')
   Call: (217) [system] char_type('(', end_of_line)
   Fail: (217) [system] char_type('(', end_of_line)
   Call: (217) [system] char_type('(', space)
   Fail: (217) [system] char_type('(', space)
   Call: (217) [system] char_type('(', cntrl)
   Fail: (217) [system] char_type('(', cntrl)
^  Fail: (216) [user] is_like_space('(')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] get_char((0x55fbb4538270), _293574)
   Exit: (215) [system] get_char((0x55fbb4538270), '(')
   Call: (215) [system] '('='('
   Exit: (215) [system] '('='('
^  Call: (215) [user] read_list(')', (0x55fbb4538270), _275706)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _299144)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'A')
   Call: (217) [system] 'A'=(;)
   Fail: (217) [system] 'A'=(;)
   Call: (217) [system] 'A'=(/)
   Fail: (217) [system] 'A'=(/)
^  Call: (217) [user] is_like_space('A')
   Call: (218) [system] char_type('A', 'white')
   Fail: (218) [system] char_type('A', 'white')
   Call: (218) [system] char_type('A', end_of_line)
   Fail: (218) [system] char_type('A', end_of_line)
   Call: (218) [system] char_type('A', space)
   Fail: (218) [system] char_type('A', space)
   Call: (218) [system] char_type('A', cntrl)
   Fail: (218) [system] char_type('A', cntrl)
^  Fail: (217) [user] is_like_space('A')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _315154)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'A')
   Call: (216) [system] 'A'=')'
   Fail: (216) [system] 'A'=')'
   Call: (216) [system] 'A'=end_of_file
   Fail: (216) [system] 'A'=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55fbb4538270), _320724)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _322582)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'A')
   Call: (218) [system] 'A'=(;)
   Fail: (218) [system] 'A'=(;)
   Call: (218) [system] 'A'=(/)
   Fail: (218) [system] 'A'=(/)
^  Call: (218) [user] is_like_space('A')
   Call: (219) [system] char_type('A', 'white')
   Fail: (219) [system] char_type('A', 'white')
   Call: (219) [system] char_type('A', end_of_line)
   Fail: (219) [system] char_type('A', end_of_line)
   Call: (219) [system] char_type('A', space)
   Fail: (219) [system] char_type('A', space)
   Call: (219) [system] char_type('A', cntrl)
   Fail: (219) [system] char_type('A', cntrl)
^  Fail: (218) [user] is_like_space('A')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] get_char((0x55fbb4538270), _338592)
   Exit: (217) [system] get_char((0x55fbb4538270), 'A')
   Call: (217) [system] 'A'='('
   Fail: (217) [system] 'A'='('
   Call: (217) [system] 'A'='['
   Fail: (217) [system] 'A'='['
   Call: (217) [system] 'A'='{'
   Fail: (217) [system] 'A'='{'
   Call: (217) [system] 'A'='"'
   Fail: (217) [system] 'A'='"'
   Call: (217) [system] 'A'=!
   Fail: (217) [system] 'A'=!
   Call: (217) [system] 'A'='\''
   Fail: (217) [system] 'A'='\''
   Call: (217) [system] 'A'='`'
   Fail: (217) [system] 'A'='`'
   Call: (217) [system] 'A'=end_of_file
   Fail: (217) [system] 'A'=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55fbb4538270), 'A', _320724)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _356234)
   Call: (219) [system] peek_char((0x55fbb4538270), _357168)
   Exit: (219) [system] peek_char((0x55fbb4538270), n)
^  Call: (219) [user] is_delimiter(n)
   Call: (220) [system] char_type(n, space)
   Fail: (220) [system] char_type(n, space)
   Call: (220) [system] arg(_361888, v('(', ')', end_of_file), n)
   Fail: (220) [system] arg(_362820, v('(', ')', end_of_file), n)
^  Fail: (219) [user] is_delimiter(n)
   Call: (219) [system] ')'==n
   Fail: (219) [system] ')'==n
   Call: (219) [system] get_char((0x55fbb4538270), n)
   Exit: (219) [system] get_char((0x55fbb4538270), n)
   Call: (219) [system] n=(\)
   Fail: (219) [system] n=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _370170)
   Call: (220) [system] peek_char((0x55fbb4538270), _371104)
   Exit: (220) [system] peek_char((0x55fbb4538270), d)
^  Call: (220) [user] is_delimiter(d)
   Call: (221) [system] char_type(d, space)
   Fail: (221) [system] char_type(d, space)
   Call: (221) [system] arg(_375824, v('(', ')', end_of_file), d)
   Fail: (221) [system] arg(_376756, v('(', ')', end_of_file), d)
^  Fail: (220) [user] is_delimiter(d)
   Call: (220) [system] ')'==d
   Fail: (220) [system] ')'==d
   Call: (220) [system] get_char((0x55fbb4538270), d)
   Exit: (220) [system] get_char((0x55fbb4538270), d)
   Call: (220) [system] d=(\)
   Fail: (220) [system] d=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _384106)
   Call: (221) [system] peek_char((0x55fbb4538270), _385040)
   Exit: (221) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (221) [user] is_delimiter('L')
   Call: (222) [system] char_type('L', space)
   Fail: (222) [system] char_type('L', space)
   Call: (222) [system] arg(_389760, v('(', ')', end_of_file), 'L')
   Fail: (222) [system] arg(_390692, v('(', ')', end_of_file), 'L')
^  Fail: (221) [user] is_delimiter('L')
   Call: (221) [system] ')'=='L'
   Fail: (221) [system] ')'=='L'
   Call: (221) [system] get_char((0x55fbb4538270), 'L')
   Exit: (221) [system] get_char((0x55fbb4538270), 'L')
   Call: (221) [system] 'L'=(\)
   Fail: (221) [system] 'L'=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _398042)
   Call: (222) [system] peek_char((0x55fbb4538270), _398976)
   Exit: (222) [system] peek_char((0x55fbb4538270), i)
^  Call: (222) [user] is_delimiter(i)
   Call: (223) [system] char_type(i, space)
   Fail: (223) [system] char_type(i, space)
   Call: (223) [system] arg(_403696, v('(', ')', end_of_file), i)
   Fail: (223) [system] arg(_404628, v('(', ')', end_of_file), i)
^  Fail: (222) [user] is_delimiter(i)
   Call: (222) [system] ')'==i
   Fail: (222) [system] ')'==i
   Call: (222) [system] get_char((0x55fbb4538270), i)
   Exit: (222) [system] get_char((0x55fbb4538270), i)
   Call: (222) [system] i=(\)
   Fail: (222) [system] i=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _411978)
   Call: (223) [system] peek_char((0x55fbb4538270), _412912)
   Exit: (223) [system] peek_char((0x55fbb4538270), n)
^  Call: (223) [user] is_delimiter(n)
   Call: (224) [system] char_type(n, space)
   Fail: (224) [system] char_type(n, space)
   Call: (224) [system] arg(_417632, v('(', ')', end_of_file), n)
   Fail: (224) [system] arg(_418564, v('(', ')', end_of_file), n)
^  Fail: (223) [user] is_delimiter(n)
   Call: (223) [system] ')'==n
   Fail: (223) [system] ')'==n
   Call: (223) [system] get_char((0x55fbb4538270), n)
   Exit: (223) [system] get_char((0x55fbb4538270), n)
   Call: (223) [system] n=(\)
   Fail: (223) [system] n=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _425914)
   Call: (224) [system] peek_char((0x55fbb4538270), _426848)
   Exit: (224) [system] peek_char((0x55fbb4538270), k)
^  Call: (224) [user] is_delimiter(k)
   Call: (225) [system] char_type(k, space)
   Fail: (225) [system] char_type(k, space)
   Call: (225) [system] arg(_431568, v('(', ')', end_of_file), k)
   Fail: (225) [system] arg(_432500, v('(', ')', end_of_file), k)
^  Fail: (224) [user] is_delimiter(k)
   Call: (224) [system] ')'==k
   Fail: (224) [system] ')'==k
   Call: (224) [system] get_char((0x55fbb4538270), k)
   Exit: (224) [system] get_char((0x55fbb4538270), k)
   Call: (224) [system] k=(\)
   Fail: (224) [system] k=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _439850)
   Call: (225) [system] peek_char((0x55fbb4538270), _440784)
   Exit: (225) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (225) [user] is_delimiter(' ')
   Call: (226) [system] char_type(' ', space)
   Exit: (226) [system] char_type(' ', space)
^  Exit: (225) [user] is_delimiter(' ')
   Call: (225) [system] _439850=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (224) [system] _425914=[k]
   Exit: (224) [system] [k]=[k]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (223) [system] _411978=[n, k]
   Exit: (223) [system] [n, k]=[n, k]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (222) [system] _398042=[i, n, k]
   Exit: (222) [system] [i, n, k]=[i, n, k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (221) [system] _384106=['L', i, n, k]
   Exit: (221) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (220) [system] _370170=[d, 'L', i, n, k]
   Exit: (220) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (219) [system] _356234=[n, d, 'L', i, n, k]
   Exit: (219) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (218) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _320724)
^  Call: (219) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _466832)
^  Call: (221) [system] setup_call_cleanup('$notrace'(_467784, _467786), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _466832), _467766, fail)), '$restore_trace'(_467784, _467786))
^  Call: (222) [system] sig_atomic(system:'$notrace'(_467784, _467786))
^  Exit: (221) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _466832), _467766, fail)), system:'$restore_trace'(3, -1))
   Call: (220) [system] atomic(_466832)
   Fail: (220) [system] atomic(_466832)
   Call: (220) [system] atom_chars(_466832, ['A', n, d, 'L', i, n, k])
   Exit: (220) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (219) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (219) [system] integer('AndLink')
   Fail: (219) [system] integer('AndLink')
   Call: (219) [system] _320724='AndLink'
   Exit: (219) [system] 'AndLink'='AndLink'
^  Exit: (218) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (217) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (216) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (216) [user] read_list(')', (0x55fbb4538270), _481782)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _483640)
   Exit: (218) [system] peek_char((0x55fbb4538270), ' ')
   Call: (218) [system] ' '=(;)
   Fail: (218) [system] ' '=(;)
   Call: (218) [system] ' '=(/)
   Fail: (218) [system] ' '=(/)
^  Call: (218) [user] is_like_space(' ')
   Call: (219) [system] char_type(' ', 'white')
   Exit: (219) [system] char_type(' ', 'white')
^  Exit: (218) [user] is_like_space(' ')
   Call: (218) [system] get_char((0x55fbb4538270), _493234)
   Exit: (218) [system] get_char((0x55fbb4538270), ' ')
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _495938)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'A')
   Call: (219) [system] 'A'=(;)
   Fail: (219) [system] 'A'=(;)
   Call: (219) [system] 'A'=(/)
   Fail: (219) [system] 'A'=(/)
^  Call: (219) [user] is_like_space('A')
   Call: (220) [system] char_type('A', 'white')
   Fail: (220) [system] char_type('A', 'white')
   Call: (220) [system] char_type('A', end_of_line)
   Fail: (220) [system] char_type('A', end_of_line)
   Call: (220) [system] char_type('A', space)
   Fail: (220) [system] char_type('A', space)
   Call: (220) [system] char_type('A', cntrl)
   Fail: (220) [system] char_type('A', cntrl)
^  Fail: (219) [user] is_like_space('A')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _512872)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'A')
   Call: (217) [system] 'A'=')'
   Fail: (217) [system] 'A'=')'
   Call: (217) [system] 'A'=end_of_file
   Fail: (217) [system] 'A'=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55fbb4538270), _518442)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _520300)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'A')
   Call: (219) [system] 'A'=(;)
   Fail: (219) [system] 'A'=(;)
   Call: (219) [system] 'A'=(/)
   Fail: (219) [system] 'A'=(/)
^  Call: (219) [user] is_like_space('A')
   Call: (220) [system] char_type('A', 'white')
   Fail: (220) [system] char_type('A', 'white')
   Call: (220) [system] char_type('A', end_of_line)
   Fail: (220) [system] char_type('A', end_of_line)
   Call: (220) [system] char_type('A', space)
   Fail: (220) [system] char_type('A', space)
   Call: (220) [system] char_type('A', cntrl)
   Fail: (220) [system] char_type('A', cntrl)
^  Fail: (219) [user] is_like_space('A')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] get_char((0x55fbb4538270), _536310)
   Exit: (218) [system] get_char((0x55fbb4538270), 'A')
   Call: (218) [system] 'A'='('
   Fail: (218) [system] 'A'='('
   Call: (218) [system] 'A'='['
   Fail: (218) [system] 'A'='['
   Call: (218) [system] 'A'='{'
   Fail: (218) [system] 'A'='{'
   Call: (218) [system] 'A'='"'
   Fail: (218) [system] 'A'='"'
   Call: (218) [system] 'A'=!
   Fail: (218) [system] 'A'=!
   Call: (218) [system] 'A'='\''
   Fail: (218) [system] 'A'='\''
   Call: (218) [system] 'A'='`'
   Fail: (218) [system] 'A'='`'
   Call: (218) [system] 'A'=end_of_file
   Fail: (218) [system] 'A'=end_of_file
^  Call: (218) [user] read_symbolic(')', (0x55fbb4538270), 'A', _518442)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _553952)
   Call: (220) [system] peek_char((0x55fbb4538270), _554886)
   Exit: (220) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (220) [user] is_delimiter(' ')
   Call: (221) [system] char_type(' ', space)
   Exit: (221) [system] char_type(' ', space)
^  Exit: (220) [user] is_delimiter(' ')
   Call: (220) [system] _553952=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (219) [user] classify_and_convert_charseq(['A'], _518442)
^  Call: (220) [user] classify_and_convert_charseq_(['A'], _564170)
^  Call: (222) [system] setup_call_cleanup('$notrace'(_565122, _565124), once(user:catch(read_from_chars(['A'], _564170), _565104, fail)), '$restore_trace'(_565122, _565124))
^  Call: (223) [system] sig_atomic(system:'$notrace'(_565122, _565124))
^  Exit: (222) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _564170), _565104, fail)), system:'$restore_trace'(3, -1))
   Call: (221) [system] atomic(_564170)
   Fail: (221) [system] atomic(_564170)
   Call: (221) [system] atom_chars(_564170, ['A'])
   Exit: (221) [system] atom_chars('A', ['A'])
^  Exit: (220) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (220) [system] integer('A')
   Fail: (220) [system] integer('A')
   Call: (220) [system] _518442='A'
   Exit: (220) [system] 'A'='A'
^  Exit: (219) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (218) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (217) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (217) [user] read_list(')', (0x55fbb4538270), _579120)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _580978)
   Exit: (219) [system] peek_char((0x55fbb4538270), ' ')
   Call: (219) [system] ' '=(;)
   Fail: (219) [system] ' '=(;)
   Call: (219) [system] ' '=(/)
   Fail: (219) [system] ' '=(/)
^  Call: (219) [user] is_like_space(' ')
   Call: (220) [system] char_type(' ', 'white')
   Exit: (220) [system] char_type(' ', 'white')
^  Exit: (219) [user] is_like_space(' ')
   Call: (219) [system] get_char((0x55fbb4538270), _590572)
   Exit: (219) [system] get_char((0x55fbb4538270), ' ')
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _593276)
   Exit: (220) [system] peek_char((0x55fbb4538270), 'B')
   Call: (220) [system] 'B'=(;)
   Fail: (220) [system] 'B'=(;)
   Call: (220) [system] 'B'=(/)
   Fail: (220) [system] 'B'=(/)
^  Call: (220) [user] is_like_space('B')
   Call: (221) [system] char_type('B', 'white')
   Fail: (221) [system] char_type('B', 'white')
   Call: (221) [system] char_type('B', end_of_line)
   Fail: (221) [system] char_type('B', end_of_line)
   Call: (221) [system] char_type('B', space)
   Fail: (221) [system] char_type('B', space)
   Call: (221) [system] char_type('B', cntrl)
   Fail: (221) [system] char_type('B', cntrl)
^  Fail: (220) [user] is_like_space('B')
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _610210)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'B')
   Call: (218) [system] 'B'=')'
   Fail: (218) [system] 'B'=')'
   Call: (218) [system] 'B'=end_of_file
   Fail: (218) [system] 'B'=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55fbb4538270), _615780)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _617638)
   Exit: (220) [system] peek_char((0x55fbb4538270), 'B')
   Call: (220) [system] 'B'=(;)
   Fail: (220) [system] 'B'=(;)
   Call: (220) [system] 'B'=(/)
   Fail: (220) [system] 'B'=(/)
^  Call: (220) [user] is_like_space('B')
   Call: (221) [system] char_type('B', 'white')
   Fail: (221) [system] char_type('B', 'white')
   Call: (221) [system] char_type('B', end_of_line)
   Fail: (221) [system] char_type('B', end_of_line)
   Call: (221) [system] char_type('B', space)
   Fail: (221) [system] char_type('B', space)
   Call: (221) [system] char_type('B', cntrl)
   Fail: (221) [system] char_type('B', cntrl)
^  Fail: (220) [user] is_like_space('B')
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] get_char((0x55fbb4538270), _633648)
   Exit: (219) [system] get_char((0x55fbb4538270), 'B')
   Call: (219) [system] 'B'='('
   Fail: (219) [system] 'B'='('
   Call: (219) [system] 'B'='['
   Fail: (219) [system] 'B'='['
   Call: (219) [system] 'B'='{'
   Fail: (219) [system] 'B'='{'
   Call: (219) [system] 'B'='"'
   Fail: (219) [system] 'B'='"'
   Call: (219) [system] 'B'=!
   Fail: (219) [system] 'B'=!
   Call: (219) [system] 'B'='\''
   Fail: (219) [system] 'B'='\''
   Call: (219) [system] 'B'='`'
   Fail: (219) [system] 'B'='`'
   Call: (219) [system] 'B'=end_of_file
   Fail: (219) [system] 'B'=end_of_file
^  Call: (219) [user] read_symbolic(')', (0x55fbb4538270), 'B', _615780)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _651290)
   Call: (221) [system] peek_char((0x55fbb4538270), _652224)
   Exit: (221) [system] peek_char((0x55fbb4538270), ')')
^  Call: (221) [user] is_delimiter(')')
   Call: (222) [system] char_type(')', space)
   Fail: (222) [system] char_type(')', space)
   Call: (222) [system] arg(_656944, v('(', ')', end_of_file), ')')
   Exit: (222) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (221) [user] is_delimiter(')')
   Call: (221) [system] _651290=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (220) [user] classify_and_convert_charseq(['B'], _615780)
^  Call: (221) [user] classify_and_convert_charseq_(['B'], _663380)
^  Call: (223) [system] setup_call_cleanup('$notrace'(_664332, _664334), once(user:catch(read_from_chars(['B'], _663380), _664314, fail)), '$restore_trace'(_664332, _664334))
^  Call: (224) [system] sig_atomic(system:'$notrace'(_664332, _664334))
^  Exit: (223) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _663380), _664314, fail)), system:'$restore_trace'(3, -1))
   Call: (222) [system] atomic(_663380)
   Fail: (222) [system] atomic(_663380)
   Call: (222) [system] atom_chars(_663380, ['B'])
   Exit: (222) [system] atom_chars('B', ['B'])
^  Exit: (221) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (221) [system] integer('B')
   Fail: (221) [system] integer('B')
   Call: (221) [system] _615780='B'
   Exit: (221) [system] 'B'='B'
^  Exit: (220) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (219) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (218) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (218) [user] read_list(')', (0x55fbb4538270), _678330)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _680188)
   Exit: (220) [system] peek_char((0x55fbb4538270), ')')
   Call: (220) [system] ')'=(;)
   Fail: (220) [system] ')'=(;)
   Call: (220) [system] ')'=(/)
   Fail: (220) [system] ')'=(/)
^  Call: (220) [user] is_like_space(')')
   Call: (221) [system] char_type(')', 'white')
   Fail: (221) [system] char_type(')', 'white')
   Call: (221) [system] char_type(')', end_of_line)
   Fail: (221) [system] char_type(')', end_of_line)
   Call: (221) [system] char_type(')', space)
   Fail: (221) [system] char_type(')', space)
   Call: (221) [system] char_type(')', cntrl)
   Fail: (221) [system] char_type(')', cntrl)
^  Fail: (220) [user] is_like_space(')')
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _696198)
   Exit: (219) [system] peek_char((0x55fbb4538270), ')')
   Call: (219) [system] ')'=')'
   Exit: (219) [system] ')'=')'
   Call: (219) [system] get_char((0x55fbb4538270), _699988)
   Exit: (219) [system] get_char((0x55fbb4538270), ')')
   Call: (219) [system] _678330=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_list(')', (0x55fbb4538270), [])
   Call: (218) [system] _579120=['B']
   Exit: (218) [system] ['B']=['B']
^  Exit: (217) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (217) [system] _481782=['A', 'B']
   Exit: (217) [system] ['A', 'B']=['A', 'B']
^  Exit: (216) [user] read_list(')', (0x55fbb4538270), ['A', 'B'])
   Call: (216) [system] _275706=['AndLink', 'A', 'B']
   Exit: (216) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (215) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Exit: (214) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Call: (214) [user] read_list(')', (0x55fbb4538270), _713870)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _715728)
   Exit: (216) [system] peek_char((0x55fbb4538270), ' ')
   Call: (216) [system] ' '=(;)
   Fail: (216) [system] ' '=(;)
   Call: (216) [system] ' '=(/)
   Fail: (216) [system] ' '=(/)
^  Call: (216) [user] is_like_space(' ')
   Call: (217) [system] char_type(' ', 'white')
   Exit: (217) [system] char_type(' ', 'white')
^  Exit: (216) [user] is_like_space(' ')
   Call: (216) [system] get_char((0x55fbb4538270), _725322)
   Exit: (216) [system] get_char((0x55fbb4538270), ' ')
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _728026)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'C')
   Call: (217) [system] 'C'=(;)
   Fail: (217) [system] 'C'=(;)
   Call: (217) [system] 'C'=(/)
   Fail: (217) [system] 'C'=(/)
^  Call: (217) [user] is_like_space('C')
   Call: (218) [system] char_type('C', 'white')
   Fail: (218) [system] char_type('C', 'white')
   Call: (218) [system] char_type('C', end_of_line)
   Fail: (218) [system] char_type('C', end_of_line)
   Call: (218) [system] char_type('C', space)
   Fail: (218) [system] char_type('C', space)
   Call: (218) [system] char_type('C', cntrl)
   Fail: (218) [system] char_type('C', cntrl)
^  Fail: (217) [user] is_like_space('C')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _744960)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'C')
   Call: (215) [system] 'C'=')'
   Fail: (215) [system] 'C'=')'
   Call: (215) [system] 'C'=end_of_file
   Fail: (215) [system] 'C'=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55fbb4538270), _750530)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _752388)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'C')
   Call: (217) [system] 'C'=(;)
   Fail: (217) [system] 'C'=(;)
   Call: (217) [system] 'C'=(/)
   Fail: (217) [system] 'C'=(/)
^  Call: (217) [user] is_like_space('C')
   Call: (218) [system] char_type('C', 'white')
   Fail: (218) [system] char_type('C', 'white')
   Call: (218) [system] char_type('C', end_of_line)
   Fail: (218) [system] char_type('C', end_of_line)
   Call: (218) [system] char_type('C', space)
   Fail: (218) [system] char_type('C', space)
   Call: (218) [system] char_type('C', cntrl)
   Fail: (218) [system] char_type('C', cntrl)
^  Fail: (217) [user] is_like_space('C')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] get_char((0x55fbb4538270), _768398)
   Exit: (216) [system] get_char((0x55fbb4538270), 'C')
   Call: (216) [system] 'C'='('
   Fail: (216) [system] 'C'='('
   Call: (216) [system] 'C'='['
   Fail: (216) [system] 'C'='['
   Call: (216) [system] 'C'='{'
   Fail: (216) [system] 'C'='{'
   Call: (216) [system] 'C'='"'
   Fail: (216) [system] 'C'='"'
   Call: (216) [system] 'C'=!
   Fail: (216) [system] 'C'=!
   Call: (216) [system] 'C'='\''
   Fail: (216) [system] 'C'='\''
   Call: (216) [system] 'C'='`'
   Fail: (216) [system] 'C'='`'
   Call: (216) [system] 'C'=end_of_file
   Fail: (216) [system] 'C'=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55fbb4538270), 'C', _750530)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _786040)
   Call: (218) [system] peek_char((0x55fbb4538270), _786974)
   Exit: (218) [system] peek_char((0x55fbb4538270), ')')
^  Call: (218) [user] is_delimiter(')')
   Call: (219) [system] char_type(')', space)
   Fail: (219) [system] char_type(')', space)
   Call: (219) [system] arg(_791694, v('(', ')', end_of_file), ')')
   Exit: (219) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (218) [user] is_delimiter(')')
   Call: (218) [system] _786040=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (217) [user] classify_and_convert_charseq(['C'], _750530)
^  Call: (218) [user] classify_and_convert_charseq_(['C'], _798130)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_799082, _799084), once(user:catch(read_from_chars(['C'], _798130), _799064, fail)), '$restore_trace'(_799082, _799084))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_799082, _799084))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _798130), _799064, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(_798130)
   Fail: (219) [system] atomic(_798130)
   Call: (219) [system] atom_chars(_798130, ['C'])
   Exit: (219) [system] atom_chars('C', ['C'])
^  Exit: (218) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (218) [system] integer('C')
   Fail: (218) [system] integer('C')
   Call: (218) [system] _750530='C'
   Exit: (218) [system] 'C'='C'
^  Exit: (217) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (216) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (215) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (215) [user] read_list(')', (0x55fbb4538270), _813080)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _814938)
   Exit: (217) [system] peek_char((0x55fbb4538270), ')')
   Call: (217) [system] ')'=(;)
   Fail: (217) [system] ')'=(;)
   Call: (217) [system] ')'=(/)
   Fail: (217) [system] ')'=(/)
^  Call: (217) [user] is_like_space(')')
   Call: (218) [system] char_type(')', 'white')
   Fail: (218) [system] char_type(')', 'white')
   Call: (218) [system] char_type(')', end_of_line)
   Fail: (218) [system] char_type(')', end_of_line)
   Call: (218) [system] char_type(')', space)
   Fail: (218) [system] char_type(')', space)
   Call: (218) [system] char_type(')', cntrl)
   Fail: (218) [system] char_type(')', cntrl)
^  Fail: (217) [user] is_like_space(')')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _830948)
   Exit: (216) [system] peek_char((0x55fbb4538270), ')')
   Call: (216) [system] ')'=')'
   Exit: (216) [system] ')'=')'
   Call: (216) [system] get_char((0x55fbb4538270), _834738)
   Exit: (216) [system] get_char((0x55fbb4538270), ')')
   Call: (216) [system] _813080=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_list(')', (0x55fbb4538270), [])
   Call: (215) [system] _713870=['C']
   Exit: (215) [system] ['C']=['C']
^  Exit: (214) [user] read_list(')', (0x55fbb4538270), ['C'])
   Call: (214) [system] _239046=[['AndLink', 'A', 'B'], 'C']
   Exit: (214) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (213) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'A', 'B'], 'C'])
   Call: (213) [system] _4784=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (213) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (212) [user] read_list(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (211) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _848620)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _850478)
   Exit: (213) [system] peek_char((0x55fbb4538270), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
   Call: (213) [system] ' '=(/)
   Fail: (213) [system] ' '=(/)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55fbb4538270), _860072)
   Exit: (213) [system] get_char((0x55fbb4538270), ' ')
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _862776)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'A')
   Call: (214) [system] 'A'=(;)
   Fail: (214) [system] 'A'=(;)
   Call: (214) [system] 'A'=(/)
   Fail: (214) [system] 'A'=(/)
^  Call: (214) [user] is_like_space('A')
   Call: (215) [system] char_type('A', 'white')
   Fail: (215) [system] char_type('A', 'white')
   Call: (215) [system] char_type('A', end_of_line)
   Fail: (215) [system] char_type('A', end_of_line)
   Call: (215) [system] char_type('A', space)
   Fail: (215) [system] char_type('A', space)
   Call: (215) [system] char_type('A', cntrl)
   Fail: (215) [system] char_type('A', cntrl)
^  Fail: (214) [user] is_like_space('A')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _879710)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'A')
   Call: (212) [system] 'A'=')'
   Fail: (212) [system] 'A'=')'
   Call: (212) [system] 'A'=end_of_file
   Fail: (212) [system] 'A'=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55fbb4538270), _885280)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _887138)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'A')
   Call: (214) [system] 'A'=(;)
   Fail: (214) [system] 'A'=(;)
   Call: (214) [system] 'A'=(/)
   Fail: (214) [system] 'A'=(/)
^  Call: (214) [user] is_like_space('A')
   Call: (215) [system] char_type('A', 'white')
   Fail: (215) [system] char_type('A', 'white')
   Call: (215) [system] char_type('A', end_of_line)
   Fail: (215) [system] char_type('A', end_of_line)
   Call: (215) [system] char_type('A', space)
   Fail: (215) [system] char_type('A', space)
   Call: (215) [system] char_type('A', cntrl)
   Fail: (215) [system] char_type('A', cntrl)
^  Fail: (214) [user] is_like_space('A')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] get_char((0x55fbb4538270), _903148)
   Exit: (213) [system] get_char((0x55fbb4538270), 'A')
   Call: (213) [system] 'A'='('
   Fail: (213) [system] 'A'='('
   Call: (213) [system] 'A'='['
   Fail: (213) [system] 'A'='['
   Call: (213) [system] 'A'='{'
   Fail: (213) [system] 'A'='{'
   Call: (213) [system] 'A'='"'
   Fail: (213) [system] 'A'='"'
   Call: (213) [system] 'A'=!
   Fail: (213) [system] 'A'=!
   Call: (213) [system] 'A'='\''
   Fail: (213) [system] 'A'='\''
   Call: (213) [system] 'A'='`'
   Fail: (213) [system] 'A'='`'
   Call: (213) [system] 'A'=end_of_file
   Fail: (213) [system] 'A'=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55fbb4538270), 'A', _885280)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _920790)
   Call: (215) [system] peek_char((0x55fbb4538270), _921724)
   Exit: (215) [system] peek_char((0x55fbb4538270), ')')
^  Call: (215) [user] is_delimiter(')')
   Call: (216) [system] char_type(')', space)
   Fail: (216) [system] char_type(')', space)
   Call: (216) [system] arg(_926444, v('(', ')', end_of_file), ')')
   Exit: (216) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (215) [user] is_delimiter(')')
   Call: (215) [system] _920790=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (214) [user] classify_and_convert_charseq(['A'], _885280)
^  Call: (215) [user] classify_and_convert_charseq_(['A'], _932880)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_933832, _933834), once(user:catch(read_from_chars(['A'], _932880), _933814, fail)), '$restore_trace'(_933832, _933834))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_933832, _933834))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _932880), _933814, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(_932880)
   Fail: (216) [system] atomic(_932880)
   Call: (216) [system] atom_chars(_932880, ['A'])
   Exit: (216) [system] atom_chars('A', ['A'])
^  Exit: (215) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (215) [system] integer('A')
   Fail: (215) [system] integer('A')
   Call: (215) [system] _885280='A'
   Exit: (215) [system] 'A'='A'
^  Exit: (214) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (213) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (212) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _947830)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _949688)
   Exit: (214) [system] peek_char((0x55fbb4538270), ')')
   Call: (214) [system] ')'=(;)
   Fail: (214) [system] ')'=(;)
   Call: (214) [system] ')'=(/)
   Fail: (214) [system] ')'=(/)
^  Call: (214) [user] is_like_space(')')
   Call: (215) [system] char_type(')', 'white')
   Fail: (215) [system] char_type(')', 'white')
   Call: (215) [system] char_type(')', end_of_line)
   Fail: (215) [system] char_type(')', end_of_line)
   Call: (215) [system] char_type(')', space)
   Fail: (215) [system] char_type(')', space)
   Call: (215) [system] char_type(')', cntrl)
   Fail: (215) [system] char_type(')', cntrl)
^  Fail: (214) [user] is_like_space(')')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _965698)
   Exit: (213) [system] peek_char((0x55fbb4538270), ')')
   Call: (213) [system] ')'=')'
   Exit: (213) [system] ')'=')'
   Call: (213) [system] get_char((0x55fbb4538270), _969488)
   Exit: (213) [system] get_char((0x55fbb4538270), ')')
   Call: (213) [system] _947830=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_list(')', (0x55fbb4538270), [])
   Call: (212) [system] _848620=['A']
   Exit: (212) [system] ['A']=['A']
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), ['A'])
   Call: (211) [system] _4780=[['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']
   Exit: (211) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']=[['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), [['Implication', ['AndLink', 'A', 'B'], 'C'], 'A'])
   Call: (210) [system] _4772=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']
   Exit: (210) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A'])
^  Exit: (208) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A'])
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _983370)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _985228)
   Exit: (210) [system] peek_char((0x55fbb4538270), ')')
   Call: (210) [system] ')'=(;)
   Fail: (210) [system] ')'=(;)
   Call: (210) [system] ')'=(/)
   Fail: (210) [system] ')'=(/)
^  Call: (210) [user] is_like_space(')')
   Call: (211) [system] char_type(')', 'white')
   Fail: (211) [system] char_type(')', 'white')
   Call: (211) [system] char_type(')', end_of_line)
   Fail: (211) [system] char_type(')', end_of_line)
   Call: (211) [system] char_type(')', space)
   Fail: (211) [system] char_type(')', space)
   Call: (211) [system] char_type(')', cntrl)
   Fail: (211) [system] char_type(')', cntrl)
^  Fail: (210) [user] is_like_space(')')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1001238)
   Exit: (209) [system] peek_char((0x55fbb4538270), ')')
   Call: (209) [system] ')'=')'
   Exit: (209) [system] ')'=')'
   Call: (209) [system] get_char((0x55fbb4538270), _1005028)
   Exit: (209) [system] get_char((0x55fbb4538270), ')')
   Call: (209) [system] _983370=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), [])
   Call: (208) [system] _4768=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
   Exit: (208) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']])
   Call: (207) [system] _4726=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
   Exit: (207) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']])
   Call: (206) [system] _4718=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
   Exit: (206) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
^  Exit: (205) [user] read_list(')', (0x55fbb4538270), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']])
^  Exit: (204) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']])
^  Call: (204) [user] read_list(')', (0x55fbb4538270), _1018910)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1020768)
   Exit: (206) [system] peek_char((0x55fbb4538270), ')')
   Call: (206) [system] ')'=(;)
   Fail: (206) [system] ')'=(;)
   Call: (206) [system] ')'=(/)
   Fail: (206) [system] ')'=(/)
^  Call: (206) [user] is_like_space(')')
   Call: (207) [system] char_type(')', 'white')
   Fail: (207) [system] char_type(')', 'white')
   Call: (207) [system] char_type(')', end_of_line)
   Fail: (207) [system] char_type(')', end_of_line)
   Call: (207) [system] char_type(')', space)
   Fail: (207) [system] char_type(')', space)
   Call: (207) [system] char_type(')', cntrl)
   Fail: (207) [system] char_type(')', cntrl)
^  Fail: (206) [user] is_like_space(')')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1036778)
   Exit: (205) [system] peek_char((0x55fbb4538270), ')')
   Call: (205) [system] ')'=')'
   Exit: (205) [system] ')'=')'
   Call: (205) [system] get_char((0x55fbb4538270), _1040568)
   Exit: (205) [system] get_char((0x55fbb4538270), ')')
   Call: (205) [system] _1018910=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_list(')', (0x55fbb4538270), [])
   Call: (204) [system] _4714=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]]
   Exit: (204) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]]
^  Exit: (203) [user] read_list(')', (0x55fbb4538270), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]])
   Call: (203) [system] _4672=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]]
   Exit: (203) [system] [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]]=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]]
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]])
   Call: (202) [system] _4664=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]]
   Exit: (202) [system] [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]]=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]]
^  Exit: (201) [user] read_list(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]])
^  Exit: (200) [user] cont_sexpr(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]])
^  Call: (200) [user] read_list(')', (0x55fbb4538270), _1054450)
^  Call: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1056308)
   Exit: (202) [system] peek_char((0x55fbb4538270), '\n')
   Call: (202) [system] '\n'=(;)
   Fail: (202) [system] '\n'=(;)
   Call: (202) [system] '\n'=(/)
   Fail: (202) [system] '\n'=(/)
^  Call: (202) [user] is_like_space('\n')
   Call: (203) [system] char_type('\n', 'white')
   Fail: (203) [system] char_type('\n', 'white')
   Call: (203) [system] char_type('\n', end_of_line)
   Exit: (203) [system] char_type('\n', end_of_line)
^  Exit: (202) [user] is_like_space('\n')
   Call: (202) [system] get_char((0x55fbb4538270), _1067758)
   Exit: (202) [system] get_char((0x55fbb4538270), '\n')
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1070462)
   Exit: (203) [system] peek_char((0x55fbb4538270), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
   Call: (203) [system] ' '=(/)
   Fail: (203) [system] ' '=(/)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55fbb4538270), _1080056)
   Exit: (203) [system] get_char((0x55fbb4538270), ' ')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1082760)
   Exit: (204) [system] peek_char((0x55fbb4538270), '(')
   Call: (204) [system] '('=(;)
   Fail: (204) [system] '('=(;)
   Call: (204) [system] '('=(/)
   Fail: (204) [system] '('=(/)
^  Call: (204) [user] is_like_space('(')
   Call: (205) [system] char_type('(', 'white')
   Fail: (205) [system] char_type('(', 'white')
   Call: (205) [system] char_type('(', end_of_line)
   Fail: (205) [system] char_type('(', end_of_line)
   Call: (205) [system] char_type('(', space)
   Fail: (205) [system] char_type('(', space)
   Call: (205) [system] char_type('(', cntrl)
   Fail: (205) [system] char_type('(', cntrl)
^  Fail: (204) [user] is_like_space('(')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
^  Exit: (201) [user] skip_spaces((0x55fbb4538270))
   Call: (201) [system] peek_char((0x55fbb4538270), _1100618)
   Exit: (201) [system] peek_char((0x55fbb4538270), '(')
   Call: (201) [system] '('=')'
   Fail: (201) [system] '('=')'
   Call: (201) [system] '('=end_of_file
   Fail: (201) [system] '('=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55fbb4538270), _1106188)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1108046)
   Exit: (203) [system] peek_char((0x55fbb4538270), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
   Call: (203) [system] '('=(/)
   Fail: (203) [system] '('=(/)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] get_char((0x55fbb4538270), _1124056)
   Exit: (202) [system] get_char((0x55fbb4538270), '(')
   Call: (202) [system] '('='('
   Exit: (202) [system] '('='('
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _1106188)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1129626)
   Exit: (204) [system] peek_char((0x55fbb4538270), :)
   Call: (204) [system] (:)=(;)
   Fail: (204) [system] (:)=(;)
   Call: (204) [system] (:)=(/)
   Fail: (204) [system] (:)=(/)
^  Call: (204) [user] is_like_space(:)
   Call: (205) [system] char_type(:, 'white')
   Fail: (205) [system] char_type(:, 'white')
   Call: (205) [system] char_type(:, end_of_line)
   Fail: (205) [system] char_type(:, end_of_line)
   Call: (205) [system] char_type(:, space)
   Fail: (205) [system] char_type(:, space)
   Call: (205) [system] char_type(:, cntrl)
   Fail: (205) [system] char_type(:, cntrl)
^  Fail: (204) [user] is_like_space(:)
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _1145636)
   Exit: (203) [system] peek_char((0x55fbb4538270), :)
   Call: (203) [system] (:)=')'
   Fail: (203) [system] (:)=')'
   Call: (203) [system] (:)=end_of_file
   Fail: (203) [system] (:)=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55fbb4538270), _1151206)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1153064)
   Exit: (205) [system] peek_char((0x55fbb4538270), :)
   Call: (205) [system] (:)=(;)
   Fail: (205) [system] (:)=(;)
   Call: (205) [system] (:)=(/)
   Fail: (205) [system] (:)=(/)
^  Call: (205) [user] is_like_space(:)
   Call: (206) [system] char_type(:, 'white')
   Fail: (206) [system] char_type(:, 'white')
   Call: (206) [system] char_type(:, end_of_line)
   Fail: (206) [system] char_type(:, end_of_line)
   Call: (206) [system] char_type(:, space)
   Fail: (206) [system] char_type(:, space)
   Call: (206) [system] char_type(:, cntrl)
   Fail: (206) [system] char_type(:, cntrl)
^  Fail: (205) [user] is_like_space(:)
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] get_char((0x55fbb4538270), _1169074)
   Exit: (204) [system] get_char((0x55fbb4538270), :)
   Call: (204) [system] (:)='('
   Fail: (204) [system] (:)='('
   Call: (204) [system] (:)='['
   Fail: (204) [system] (:)='['
   Call: (204) [system] (:)='{'
   Fail: (204) [system] (:)='{'
   Call: (204) [system] (:)='"'
   Fail: (204) [system] (:)='"'
   Call: (204) [system] (:)=!
   Fail: (204) [system] (:)=!
   Call: (204) [system] (:)='\''
   Fail: (204) [system] (:)='\''
   Call: (204) [system] (:)='`'
   Fail: (204) [system] (:)='`'
   Call: (204) [system] (:)=end_of_file
   Fail: (204) [system] (:)=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55fbb4538270), :, _1151206)
^  Call: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), _1186716)
   Call: (206) [system] peek_char((0x55fbb4538270), _1187650)
   Exit: (206) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (206) [user] is_delimiter(' ')
   Call: (207) [system] char_type(' ', space)
   Exit: (207) [system] char_type(' ', space)
^  Exit: (206) [user] is_delimiter(' ')
   Call: (206) [system] _1186716=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (205) [user] classify_and_convert_charseq([:], _1151206)
^  Call: (206) [user] classify_and_convert_charseq_([:], _1196934)
^  Call: (208) [system] setup_call_cleanup('$notrace'(_1197886, _1197888), once(user:catch(read_from_chars([:], _1196934), _1197868, fail)), '$restore_trace'(_1197886, _1197888))
^  Call: (209) [system] sig_atomic(system:'$notrace'(_1197886, _1197888))
^  Exit: (208) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1197868, fail)), system:'$restore_trace'(3, -1))
   Call: (207) [system] atomic(:)
   Exit: (207) [system] atomic(:)
^  Exit: (206) [user] classify_and_convert_charseq_([:], :)
   Call: (206) [system] integer(:)
   Fail: (206) [system] integer(:)
   Call: (206) [system] _1151206=(:)
   Exit: (206) [system] (:)=(:)
^  Exit: (205) [user] classify_and_convert_charseq([:], :)
^  Exit: (204) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (203) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (203) [user] read_list(')', (0x55fbb4538270), _1210014)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1211872)
   Exit: (205) [system] peek_char((0x55fbb4538270), ' ')
   Call: (205) [system] ' '=(;)
   Fail: (205) [system] ' '=(;)
   Call: (205) [system] ' '=(/)
   Fail: (205) [system] ' '=(/)
^  Call: (205) [user] is_like_space(' ')
   Call: (206) [system] char_type(' ', 'white')
   Exit: (206) [system] char_type(' ', 'white')
^  Exit: (205) [user] is_like_space(' ')
   Call: (205) [system] get_char((0x55fbb4538270), _1221466)
   Exit: (205) [system] get_char((0x55fbb4538270), ' ')
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1224170)
   Exit: (206) [system] peek_char((0x55fbb4538270), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
   Call: (206) [system] '('=(/)
   Fail: (206) [system] '('=(/)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1241104)
   Exit: (204) [system] peek_char((0x55fbb4538270), '(')
   Call: (204) [system] '('=')'
   Fail: (204) [system] '('=')'
   Call: (204) [system] '('=end_of_file
   Fail: (204) [system] '('=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55fbb4538270), _1246674)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1248532)
   Exit: (206) [system] peek_char((0x55fbb4538270), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
   Call: (206) [system] '('=(/)
   Fail: (206) [system] '('=(/)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] get_char((0x55fbb4538270), _1264542)
   Exit: (205) [system] get_char((0x55fbb4538270), '(')
   Call: (205) [system] '('='('
   Exit: (205) [system] '('='('
^  Call: (205) [user] read_list(')', (0x55fbb4538270), _1246674)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1270112)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'D')
   Call: (207) [system] 'D'=(;)
   Fail: (207) [system] 'D'=(;)
   Call: (207) [system] 'D'=(/)
   Fail: (207) [system] 'D'=(/)
^  Call: (207) [user] is_like_space('D')
   Call: (208) [system] char_type('D', 'white')
   Fail: (208) [system] char_type('D', 'white')
   Call: (208) [system] char_type('D', end_of_line)
   Fail: (208) [system] char_type('D', end_of_line)
   Call: (208) [system] char_type('D', space)
   Fail: (208) [system] char_type('D', space)
   Call: (208) [system] char_type('D', cntrl)
   Fail: (208) [system] char_type('D', cntrl)
^  Fail: (207) [user] is_like_space('D')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1286122)
   Exit: (206) [system] peek_char((0x55fbb4538270), 'D')
   Call: (206) [system] 'D'=')'
   Fail: (206) [system] 'D'=')'
   Call: (206) [system] 'D'=end_of_file
   Fail: (206) [system] 'D'=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55fbb4538270), _1291692)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1293550)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'D')
   Call: (208) [system] 'D'=(;)
   Fail: (208) [system] 'D'=(;)
   Call: (208) [system] 'D'=(/)
   Fail: (208) [system] 'D'=(/)
^  Call: (208) [user] is_like_space('D')
   Call: (209) [system] char_type('D', 'white')
   Fail: (209) [system] char_type('D', 'white')
   Call: (209) [system] char_type('D', end_of_line)
   Fail: (209) [system] char_type('D', end_of_line)
   Call: (209) [system] char_type('D', space)
   Fail: (209) [system] char_type('D', space)
   Call: (209) [system] char_type('D', cntrl)
   Fail: (209) [system] char_type('D', cntrl)
^  Fail: (208) [user] is_like_space('D')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] get_char((0x55fbb4538270), _1309560)
   Exit: (207) [system] get_char((0x55fbb4538270), 'D')
   Call: (207) [system] 'D'='('
   Fail: (207) [system] 'D'='('
   Call: (207) [system] 'D'='['
   Fail: (207) [system] 'D'='['
   Call: (207) [system] 'D'='{'
   Fail: (207) [system] 'D'='{'
   Call: (207) [system] 'D'='"'
   Fail: (207) [system] 'D'='"'
   Call: (207) [system] 'D'=!
   Fail: (207) [system] 'D'=!
   Call: (207) [system] 'D'='\''
   Fail: (207) [system] 'D'='\''
   Call: (207) [system] 'D'='`'
   Fail: (207) [system] 'D'='`'
   Call: (207) [system] 'D'=end_of_file
   Fail: (207) [system] 'D'=end_of_file
^  Call: (207) [user] read_symbolic(')', (0x55fbb4538270), 'D', _1291692)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _1327202)
   Call: (209) [system] peek_char((0x55fbb4538270), _1328136)
   Exit: (209) [system] peek_char((0x55fbb4538270), i)
^  Call: (209) [user] is_delimiter(i)
   Call: (210) [system] char_type(i, space)
   Fail: (210) [system] char_type(i, space)
   Call: (210) [system] arg(_1332856, v('(', ')', end_of_file), i)
   Fail: (210) [system] arg(_1333788, v('(', ')', end_of_file), i)
^  Fail: (209) [user] is_delimiter(i)
   Call: (209) [system] ')'==i
   Fail: (209) [system] ')'==i
   Call: (209) [system] get_char((0x55fbb4538270), i)
   Exit: (209) [system] get_char((0x55fbb4538270), i)
   Call: (209) [system] i=(\)
   Fail: (209) [system] i=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1341138)
   Call: (210) [system] peek_char((0x55fbb4538270), _1342072)
   Exit: (210) [system] peek_char((0x55fbb4538270), s)
^  Call: (210) [user] is_delimiter(s)
   Call: (211) [system] char_type(s, space)
   Fail: (211) [system] char_type(s, space)
   Call: (211) [system] arg(_1346792, v('(', ')', end_of_file), s)
   Fail: (211) [system] arg(_1347724, v('(', ')', end_of_file), s)
^  Fail: (210) [user] is_delimiter(s)
   Call: (210) [system] ')'==s
   Fail: (210) [system] ')'==s
   Call: (210) [system] get_char((0x55fbb4538270), s)
   Exit: (210) [system] get_char((0x55fbb4538270), s)
   Call: (210) [system] s=(\)
   Fail: (210) [system] s=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1355074)
   Call: (211) [system] peek_char((0x55fbb4538270), _1356008)
   Exit: (211) [system] peek_char((0x55fbb4538270), j)
^  Call: (211) [user] is_delimiter(j)
   Call: (212) [system] char_type(j, space)
   Fail: (212) [system] char_type(j, space)
   Call: (212) [system] arg(_1360728, v('(', ')', end_of_file), j)
   Fail: (212) [system] arg(_1361660, v('(', ')', end_of_file), j)
^  Fail: (211) [user] is_delimiter(j)
   Call: (211) [system] ')'==j
   Fail: (211) [system] ')'==j
   Call: (211) [system] get_char((0x55fbb4538270), j)
   Exit: (211) [system] get_char((0x55fbb4538270), j)
   Call: (211) [system] j=(\)
   Fail: (211) [system] j=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1369010)
   Call: (212) [system] peek_char((0x55fbb4538270), _1369944)
   Exit: (212) [system] peek_char((0x55fbb4538270), u)
^  Call: (212) [user] is_delimiter(u)
   Call: (213) [system] char_type(u, space)
   Fail: (213) [system] char_type(u, space)
   Call: (213) [system] arg(_1374664, v('(', ')', end_of_file), u)
   Fail: (213) [system] arg(_1375596, v('(', ')', end_of_file), u)
^  Fail: (212) [user] is_delimiter(u)
   Call: (212) [system] ')'==u
   Fail: (212) [system] ')'==u
   Call: (212) [system] get_char((0x55fbb4538270), u)
   Exit: (212) [system] get_char((0x55fbb4538270), u)
   Call: (212) [system] u=(\)
   Fail: (212) [system] u=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1382946)
   Call: (213) [system] peek_char((0x55fbb4538270), _1383880)
   Exit: (213) [system] peek_char((0x55fbb4538270), n)
^  Call: (213) [user] is_delimiter(n)
   Call: (214) [system] char_type(n, space)
   Fail: (214) [system] char_type(n, space)
   Call: (214) [system] arg(_1388600, v('(', ')', end_of_file), n)
   Fail: (214) [system] arg(_1389532, v('(', ')', end_of_file), n)
^  Fail: (213) [user] is_delimiter(n)
   Call: (213) [system] ')'==n
   Fail: (213) [system] ')'==n
   Call: (213) [system] get_char((0x55fbb4538270), n)
   Exit: (213) [system] get_char((0x55fbb4538270), n)
   Call: (213) [system] n=(\)
   Fail: (213) [system] n=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1396882)
   Call: (214) [system] peek_char((0x55fbb4538270), _1397816)
   Exit: (214) [system] peek_char((0x55fbb4538270), c)
^  Call: (214) [user] is_delimiter(c)
   Call: (215) [system] char_type(c, space)
   Fail: (215) [system] char_type(c, space)
   Call: (215) [system] arg(_1402536, v('(', ')', end_of_file), c)
   Fail: (215) [system] arg(_1403468, v('(', ')', end_of_file), c)
^  Fail: (214) [user] is_delimiter(c)
   Call: (214) [system] ')'==c
   Fail: (214) [system] ')'==c
   Call: (214) [system] get_char((0x55fbb4538270), c)
   Exit: (214) [system] get_char((0x55fbb4538270), c)
   Call: (214) [system] c=(\)
   Fail: (214) [system] c=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1410818)
   Call: (215) [system] peek_char((0x55fbb4538270), _1411752)
   Exit: (215) [system] peek_char((0x55fbb4538270), t)
^  Call: (215) [user] is_delimiter(t)
   Call: (216) [system] char_type(t, space)
   Fail: (216) [system] char_type(t, space)
   Call: (216) [system] arg(_1416472, v('(', ')', end_of_file), t)
   Fail: (216) [system] arg(_1417404, v('(', ')', end_of_file), t)
^  Fail: (215) [user] is_delimiter(t)
   Call: (215) [system] ')'==t
   Fail: (215) [system] ')'==t
   Call: (215) [system] get_char((0x55fbb4538270), t)
   Exit: (215) [system] get_char((0x55fbb4538270), t)
   Call: (215) [system] t=(\)
   Fail: (215) [system] t=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1424754)
   Call: (216) [system] peek_char((0x55fbb4538270), _1425688)
   Exit: (216) [system] peek_char((0x55fbb4538270), i)
^  Call: (216) [user] is_delimiter(i)
   Call: (217) [system] char_type(i, space)
   Fail: (217) [system] char_type(i, space)
   Call: (217) [system] arg(_1430408, v('(', ')', end_of_file), i)
   Fail: (217) [system] arg(_1431340, v('(', ')', end_of_file), i)
^  Fail: (216) [user] is_delimiter(i)
   Call: (216) [system] ')'==i
   Fail: (216) [system] ')'==i
   Call: (216) [system] get_char((0x55fbb4538270), i)
   Exit: (216) [system] get_char((0x55fbb4538270), i)
   Call: (216) [system] i=(\)
   Fail: (216) [system] i=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1438690)
   Call: (217) [system] peek_char((0x55fbb4538270), _1439624)
   Exit: (217) [system] peek_char((0x55fbb4538270), o)
^  Call: (217) [user] is_delimiter(o)
   Call: (218) [system] char_type(o, space)
   Fail: (218) [system] char_type(o, space)
   Call: (218) [system] arg(_1444344, v('(', ')', end_of_file), o)
   Fail: (218) [system] arg(_1445276, v('(', ')', end_of_file), o)
^  Fail: (217) [user] is_delimiter(o)
   Call: (217) [system] ')'==o
   Fail: (217) [system] ')'==o
   Call: (217) [system] get_char((0x55fbb4538270), o)
   Exit: (217) [system] get_char((0x55fbb4538270), o)
   Call: (217) [system] o=(\)
   Fail: (217) [system] o=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1452626)
   Call: (218) [system] peek_char((0x55fbb4538270), _1453560)
   Exit: (218) [system] peek_char((0x55fbb4538270), n)
^  Call: (218) [user] is_delimiter(n)
   Call: (219) [system] char_type(n, space)
   Fail: (219) [system] char_type(n, space)
   Call: (219) [system] arg(_1458280, v('(', ')', end_of_file), n)
   Fail: (219) [system] arg(_1459212, v('(', ')', end_of_file), n)
^  Fail: (218) [user] is_delimiter(n)
   Call: (218) [system] ')'==n
   Fail: (218) [system] ')'==n
   Call: (218) [system] get_char((0x55fbb4538270), n)
   Exit: (218) [system] get_char((0x55fbb4538270), n)
   Call: (218) [system] n=(\)
   Fail: (218) [system] n=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1466562)
   Call: (219) [system] peek_char((0x55fbb4538270), _1467496)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (219) [user] is_delimiter('I')
   Call: (220) [system] char_type('I', space)
   Fail: (220) [system] char_type('I', space)
   Call: (220) [system] arg(_1472216, v('(', ')', end_of_file), 'I')
   Fail: (220) [system] arg(_1473148, v('(', ')', end_of_file), 'I')
^  Fail: (219) [user] is_delimiter('I')
   Call: (219) [system] ')'=='I'
   Fail: (219) [system] ')'=='I'
   Call: (219) [system] get_char((0x55fbb4538270), 'I')
   Exit: (219) [system] get_char((0x55fbb4538270), 'I')
   Call: (219) [system] 'I'=(\)
   Fail: (219) [system] 'I'=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1480498)
   Call: (220) [system] peek_char((0x55fbb4538270), _1481432)
   Exit: (220) [system] peek_char((0x55fbb4538270), n)
^  Call: (220) [user] is_delimiter(n)
   Call: (221) [system] char_type(n, space)
   Fail: (221) [system] char_type(n, space)
   Call: (221) [system] arg(_1486152, v('(', ')', end_of_file), n)
   Fail: (221) [system] arg(_1487084, v('(', ')', end_of_file), n)
^  Fail: (220) [user] is_delimiter(n)
   Call: (220) [system] ')'==n
   Fail: (220) [system] ')'==n
   Call: (220) [system] get_char((0x55fbb4538270), n)
   Exit: (220) [system] get_char((0x55fbb4538270), n)
   Call: (220) [system] n=(\)
   Fail: (220) [system] n=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1494434)
   Call: (221) [system] peek_char((0x55fbb4538270), _1495368)
   Exit: (221) [system] peek_char((0x55fbb4538270), t)
^  Call: (221) [user] is_delimiter(t)
   Call: (222) [system] char_type(t, space)
   Fail: (222) [system] char_type(t, space)
   Call: (222) [system] arg(_1500088, v('(', ')', end_of_file), t)
   Fail: (222) [system] arg(_1501020, v('(', ')', end_of_file), t)
^  Fail: (221) [user] is_delimiter(t)
   Call: (221) [system] ')'==t
   Fail: (221) [system] ')'==t
   Call: (221) [system] get_char((0x55fbb4538270), t)
   Exit: (221) [system] get_char((0x55fbb4538270), t)
   Call: (221) [system] t=(\)
   Fail: (221) [system] t=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1508370)
   Call: (222) [system] peek_char((0x55fbb4538270), _1509304)
   Exit: (222) [system] peek_char((0x55fbb4538270), r)
^  Call: (222) [user] is_delimiter(r)
   Call: (223) [system] char_type(r, space)
   Fail: (223) [system] char_type(r, space)
   Call: (223) [system] arg(_1514024, v('(', ')', end_of_file), r)
   Fail: (223) [system] arg(_1514956, v('(', ')', end_of_file), r)
^  Fail: (222) [user] is_delimiter(r)
   Call: (222) [system] ')'==r
   Fail: (222) [system] ')'==r
   Call: (222) [system] get_char((0x55fbb4538270), r)
   Exit: (222) [system] get_char((0x55fbb4538270), r)
   Call: (222) [system] r=(\)
   Fail: (222) [system] r=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _1522306)
   Call: (223) [system] peek_char((0x55fbb4538270), _1523240)
   Exit: (223) [system] peek_char((0x55fbb4538270), o)
^  Call: (223) [user] is_delimiter(o)
   Call: (224) [system] char_type(o, space)
   Fail: (224) [system] char_type(o, space)
   Call: (224) [system] arg(_1527960, v('(', ')', end_of_file), o)
   Fail: (224) [system] arg(_1528892, v('(', ')', end_of_file), o)
^  Fail: (223) [user] is_delimiter(o)
   Call: (223) [system] ')'==o
   Fail: (223) [system] ')'==o
   Call: (223) [system] get_char((0x55fbb4538270), o)
   Exit: (223) [system] get_char((0x55fbb4538270), o)
   Call: (223) [system] o=(\)
   Fail: (223) [system] o=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _1536242)
   Call: (224) [system] peek_char((0x55fbb4538270), _1537176)
   Exit: (224) [system] peek_char((0x55fbb4538270), d)
^  Call: (224) [user] is_delimiter(d)
   Call: (225) [system] char_type(d, space)
   Fail: (225) [system] char_type(d, space)
   Call: (225) [system] arg(_1541896, v('(', ')', end_of_file), d)
   Fail: (225) [system] arg(_1542828, v('(', ')', end_of_file), d)
^  Fail: (224) [user] is_delimiter(d)
   Call: (224) [system] ')'==d
   Fail: (224) [system] ')'==d
   Call: (224) [system] get_char((0x55fbb4538270), d)
   Exit: (224) [system] get_char((0x55fbb4538270), d)
   Call: (224) [system] d=(\)
   Fail: (224) [system] d=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _1550178)
   Call: (225) [system] peek_char((0x55fbb4538270), _1551112)
   Exit: (225) [system] peek_char((0x55fbb4538270), u)
^  Call: (225) [user] is_delimiter(u)
   Call: (226) [system] char_type(u, space)
   Fail: (226) [system] char_type(u, space)
   Call: (226) [system] arg(_1555832, v('(', ')', end_of_file), u)
   Fail: (226) [system] arg(_1556764, v('(', ')', end_of_file), u)
^  Fail: (225) [user] is_delimiter(u)
   Call: (225) [system] ')'==u
   Fail: (225) [system] ')'==u
   Call: (225) [system] get_char((0x55fbb4538270), u)
   Exit: (225) [system] get_char((0x55fbb4538270), u)
   Call: (225) [system] u=(\)
   Fail: (225) [system] u=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _1564114)
   Call: (226) [system] peek_char((0x55fbb4538270), _1565048)
   Exit: (226) [system] peek_char((0x55fbb4538270), c)
^  Call: (226) [user] is_delimiter(c)
   Call: (227) [system] char_type(c, space)
   Fail: (227) [system] char_type(c, space)
   Call: (227) [system] arg(_1569768, v('(', ')', end_of_file), c)
   Fail: (227) [system] arg(_1570700, v('(', ')', end_of_file), c)
^  Fail: (226) [user] is_delimiter(c)
   Call: (226) [system] ')'==c
   Fail: (226) [system] ')'==c
   Call: (226) [system] get_char((0x55fbb4538270), c)
   Exit: (226) [system] get_char((0x55fbb4538270), c)
   Call: (226) [system] c=(\)
   Fail: (226) [system] c=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _1578050)
   Call: (227) [system] peek_char((0x55fbb4538270), _1578984)
   Exit: (227) [system] peek_char((0x55fbb4538270), t)
^  Call: (227) [user] is_delimiter(t)
   Call: (228) [system] char_type(t, space)
   Fail: (228) [system] char_type(t, space)
   Call: (228) [system] arg(_1583704, v('(', ')', end_of_file), t)
   Fail: (228) [system] arg(_1584636, v('(', ')', end_of_file), t)
^  Fail: (227) [user] is_delimiter(t)
   Call: (227) [system] ')'==t
   Fail: (227) [system] ')'==t
   Call: (227) [system] get_char((0x55fbb4538270), t)
   Exit: (227) [system] get_char((0x55fbb4538270), t)
   Call: (227) [system] t=(\)
   Fail: (227) [system] t=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _1591986)
   Call: (228) [system] peek_char((0x55fbb4538270), _1592920)
   Exit: (228) [system] peek_char((0x55fbb4538270), i)
^  Call: (228) [user] is_delimiter(i)
   Call: (229) [system] char_type(i, space)
   Fail: (229) [system] char_type(i, space)
   Call: (229) [system] arg(_1597640, v('(', ')', end_of_file), i)
   Fail: (229) [system] arg(_1598572, v('(', ')', end_of_file), i)
^  Fail: (228) [user] is_delimiter(i)
   Call: (228) [system] ')'==i
   Fail: (228) [system] ')'==i
   Call: (228) [system] get_char((0x55fbb4538270), i)
   Exit: (228) [system] get_char((0x55fbb4538270), i)
   Call: (228) [system] i=(\)
   Fail: (228) [system] i=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _1605922)
   Call: (229) [system] peek_char((0x55fbb4538270), _1606856)
   Exit: (229) [system] peek_char((0x55fbb4538270), o)
^  Call: (229) [user] is_delimiter(o)
   Call: (230) [system] char_type(o, space)
   Fail: (230) [system] char_type(o, space)
   Call: (230) [system] arg(_1611576, v('(', ')', end_of_file), o)
   Fail: (230) [system] arg(_1612508, v('(', ')', end_of_file), o)
^  Fail: (229) [user] is_delimiter(o)
   Call: (229) [system] ')'==o
   Fail: (229) [system] ')'==o
   Call: (229) [system] get_char((0x55fbb4538270), o)
   Exit: (229) [system] get_char((0x55fbb4538270), o)
   Call: (229) [system] o=(\)
   Fail: (229) [system] o=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _1619858)
   Call: (230) [system] peek_char((0x55fbb4538270), _1620792)
   Exit: (230) [system] peek_char((0x55fbb4538270), n)
^  Call: (230) [user] is_delimiter(n)
   Call: (231) [system] char_type(n, space)
   Fail: (231) [system] char_type(n, space)
   Call: (231) [system] arg(_1625512, v('(', ')', end_of_file), n)
   Fail: (231) [system] arg(_1626444, v('(', ')', end_of_file), n)
^  Fail: (230) [user] is_delimiter(n)
   Call: (230) [system] ')'==n
   Fail: (230) [system] ')'==n
   Call: (230) [system] get_char((0x55fbb4538270), n)
   Exit: (230) [system] get_char((0x55fbb4538270), n)
   Call: (230) [system] n=(\)
   Fail: (230) [system] n=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _1633794)
   Call: (231) [system] peek_char((0x55fbb4538270), _1634728)
   Exit: (231) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (231) [user] is_delimiter(' ')
   Call: (232) [system] char_type(' ', space)
   Exit: (232) [system] char_type(' ', space)
^  Exit: (231) [user] is_delimiter(' ')
   Call: (231) [system] _1633794=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (230) [system] _1619858=[n]
   Exit: (230) [system] [n]=[n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (229) [system] _1605922=[o, n]
   Exit: (229) [system] [o, n]=[o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (228) [system] _1591986=[i, o, n]
   Exit: (228) [system] [i, o, n]=[i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (227) [system] _1578050=[t, i, o, n]
   Exit: (227) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (226) [system] _1564114=[c, t, i, o, n]
   Exit: (226) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (225) [system] _1550178=[u, c, t, i, o, n]
   Exit: (225) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (224) [system] _1536242=[d, u, c, t, i, o, n]
   Exit: (224) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (223) [system] _1522306=[o, d, u, c, t, i, o, n]
   Exit: (223) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (222) [system] _1508370=[r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _1494434=[t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _1480498=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _1466562=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _1452626=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _1438690=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _1424754=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _1410818=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _1396882=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _1382946=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (212) [system] _1369010=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (212) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (211) [system] _1355074=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (211) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (210) [system] _1341138=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (210) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (209) [system] _1327202=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (209) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (208) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1291692)
^  Call: (209) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1705480)
^  Call: (211) [system] setup_call_cleanup('$notrace'(_1706432, _1706434), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1705480), _1706414, fail)), '$restore_trace'(_1706432, _1706434))
^  Call: (212) [system] sig_atomic(system:'$notrace'(_1706432, _1706434))
^  Exit: (211) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1705480), _1706414, fail)), system:'$restore_trace'(3, -1))
   Call: (210) [system] atomic(_1705480)
   Fail: (210) [system] atomic(_1705480)
   Call: (210) [system] atom_chars(_1705480, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (210) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (209) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
   Call: (209) [system] integer('DisjunctionIntroduction')
   Fail: (209) [system] integer('DisjunctionIntroduction')
   Call: (209) [system] _1291692='DisjunctionIntroduction'
   Exit: (209) [system] 'DisjunctionIntroduction'='DisjunctionIntroduction'
^  Exit: (208) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (207) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'DisjunctionIntroduction')
^  Exit: (206) [user] cont_sexpr(')', (0x55fbb4538270), 'DisjunctionIntroduction')
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _1720430)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1722288)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
   Call: (208) [system] ' '=(;)
   Fail: (208) [system] ' '=(;)
   Call: (208) [system] ' '=(/)
   Fail: (208) [system] ' '=(/)
^  Call: (208) [user] is_like_space(' ')
   Call: (209) [system] char_type(' ', 'white')
   Exit: (209) [system] char_type(' ', 'white')
^  Exit: (208) [user] is_like_space(' ')
   Call: (208) [system] get_char((0x55fbb4538270), _1731882)
   Exit: (208) [system] get_char((0x55fbb4538270), ' ')
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1734586)
   Exit: (209) [system] peek_char((0x55fbb4538270), a)
   Call: (209) [system] a=(;)
   Fail: (209) [system] a=(;)
   Call: (209) [system] a=(/)
   Fail: (209) [system] a=(/)
^  Call: (209) [user] is_like_space(a)
   Call: (210) [system] char_type(a, 'white')
   Fail: (210) [system] char_type(a, 'white')
   Call: (210) [system] char_type(a, end_of_line)
   Fail: (210) [system] char_type(a, end_of_line)
   Call: (210) [system] char_type(a, space)
   Fail: (210) [system] char_type(a, space)
   Call: (210) [system] char_type(a, cntrl)
   Fail: (210) [system] char_type(a, cntrl)
^  Fail: (209) [user] is_like_space(a)
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1751520)
   Exit: (207) [system] peek_char((0x55fbb4538270), a)
   Call: (207) [system] a=')'
   Fail: (207) [system] a=')'
   Call: (207) [system] a=end_of_file
   Fail: (207) [system] a=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55fbb4538270), _1757090)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1758948)
   Exit: (209) [system] peek_char((0x55fbb4538270), a)
   Call: (209) [system] a=(;)
   Fail: (209) [system] a=(;)
   Call: (209) [system] a=(/)
   Fail: (209) [system] a=(/)
^  Call: (209) [user] is_like_space(a)
   Call: (210) [system] char_type(a, 'white')
   Fail: (210) [system] char_type(a, 'white')
   Call: (210) [system] char_type(a, end_of_line)
   Fail: (210) [system] char_type(a, end_of_line)
   Call: (210) [system] char_type(a, space)
   Fail: (210) [system] char_type(a, space)
   Call: (210) [system] char_type(a, cntrl)
   Fail: (210) [system] char_type(a, cntrl)
^  Fail: (209) [user] is_like_space(a)
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] get_char((0x55fbb4538270), _1774958)
   Exit: (208) [system] get_char((0x55fbb4538270), a)
   Call: (208) [system] a='('
   Fail: (208) [system] a='('
   Call: (208) [system] a='['
   Fail: (208) [system] a='['
   Call: (208) [system] a='{'
   Fail: (208) [system] a='{'
   Call: (208) [system] a='"'
   Fail: (208) [system] a='"'
   Call: (208) [system] a=!
   Fail: (208) [system] a=!
   Call: (208) [system] a='\''
   Fail: (208) [system] a='\''
   Call: (208) [system] a='`'
   Fail: (208) [system] a='`'
   Call: (208) [system] a=end_of_file
   Fail: (208) [system] a=end_of_file
^  Call: (208) [user] read_symbolic(')', (0x55fbb4538270), a, _1757090)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1792600)
   Call: (210) [system] peek_char((0x55fbb4538270), _1793534)
   Exit: (210) [system] peek_char((0x55fbb4538270), b)
^  Call: (210) [user] is_delimiter(b)
   Call: (211) [system] char_type(b, space)
   Fail: (211) [system] char_type(b, space)
   Call: (211) [system] arg(_1798254, v('(', ')', end_of_file), b)
   Fail: (211) [system] arg(_1799186, v('(', ')', end_of_file), b)
^  Fail: (210) [user] is_delimiter(b)
   Call: (210) [system] ')'==b
   Fail: (210) [system] ')'==b
   Call: (210) [system] get_char((0x55fbb4538270), b)
   Exit: (210) [system] get_char((0x55fbb4538270), b)
   Call: (210) [system] b=(\)
   Fail: (210) [system] b=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1806536)
   Call: (211) [system] peek_char((0x55fbb4538270), _1807470)
   Exit: (211) [system] peek_char((0x55fbb4538270), c)
^  Call: (211) [user] is_delimiter(c)
   Call: (212) [system] char_type(c, space)
   Fail: (212) [system] char_type(c, space)
   Call: (212) [system] arg(_1812190, v('(', ')', end_of_file), c)
   Fail: (212) [system] arg(_1813122, v('(', ')', end_of_file), c)
^  Fail: (211) [user] is_delimiter(c)
   Call: (211) [system] ')'==c
   Fail: (211) [system] ')'==c
   Call: (211) [system] get_char((0x55fbb4538270), c)
   Exit: (211) [system] get_char((0x55fbb4538270), c)
   Call: (211) [system] c=(\)
   Fail: (211) [system] c=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1820472)
   Call: (212) [system] peek_char((0x55fbb4538270), _1821406)
   Exit: (212) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (212) [user] is_delimiter(' ')
   Call: (213) [system] char_type(' ', space)
   Exit: (213) [system] char_type(' ', space)
^  Exit: (212) [user] is_delimiter(' ')
   Call: (212) [system] _1820472=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (211) [system] _1806536=[c]
   Exit: (211) [system] [c]=[c]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [c])
   Call: (210) [system] _1792600=[b, c]
   Exit: (210) [system] [b, c]=[b, c]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [b, c])
^  Call: (209) [user] classify_and_convert_charseq([a, b, c], _1757090)
^  Call: (210) [user] classify_and_convert_charseq_([a, b, c], _1836278)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_1837230, _1837232), once(user:catch(read_from_chars([a, b, c], _1836278), _1837212, fail)), '$restore_trace'(_1837230, _1837232))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_1837230, _1837232))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _1837212, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(abc)
   Exit: (211) [system] atomic(abc)
^  Exit: (210) [user] classify_and_convert_charseq_([a, b, c], abc)
   Call: (210) [system] integer(abc)
   Fail: (210) [system] integer(abc)
   Call: (210) [system] _1757090=abc
   Exit: (210) [system] abc=abc
^  Exit: (209) [user] classify_and_convert_charseq([a, b, c], abc)
^  Exit: (208) [user] read_symbolic(')', (0x55fbb4538270), a, abc)
^  Exit: (207) [user] cont_sexpr(')', (0x55fbb4538270), abc)
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _1849358)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1851216)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
   Call: (209) [system] ' '=(/)
   Fail: (209) [system] ' '=(/)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55fbb4538270), _1860810)
   Exit: (209) [system] get_char((0x55fbb4538270), ' ')
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1863514)
   Exit: (210) [system] peek_char((0x55fbb4538270), '(')
   Call: (210) [system] '('=(;)
   Fail: (210) [system] '('=(;)
   Call: (210) [system] '('=(/)
   Fail: (210) [system] '('=(/)
^  Call: (210) [user] is_like_space('(')
   Call: (211) [system] char_type('(', 'white')
   Fail: (211) [system] char_type('(', 'white')
   Call: (211) [system] char_type('(', end_of_line)
   Fail: (211) [system] char_type('(', end_of_line)
   Call: (211) [system] char_type('(', space)
   Fail: (211) [system] char_type('(', space)
   Call: (211) [system] char_type('(', cntrl)
   Fail: (211) [system] char_type('(', cntrl)
^  Fail: (210) [user] is_like_space('(')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1880448)
   Exit: (208) [system] peek_char((0x55fbb4538270), '(')
   Call: (208) [system] '('=')'
   Fail: (208) [system] '('=')'
   Call: (208) [system] '('=end_of_file
   Fail: (208) [system] '('=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55fbb4538270), _1886018)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1887876)
   Exit: (210) [system] peek_char((0x55fbb4538270), '(')
   Call: (210) [system] '('=(;)
   Fail: (210) [system] '('=(;)
   Call: (210) [system] '('=(/)
   Fail: (210) [system] '('=(/)
^  Call: (210) [user] is_like_space('(')
   Call: (211) [system] char_type('(', 'white')
   Fail: (211) [system] char_type('(', 'white')
   Call: (211) [system] char_type('(', end_of_line)
   Fail: (211) [system] char_type('(', end_of_line)
   Call: (211) [system] char_type('(', space)
   Fail: (211) [system] char_type('(', space)
   Call: (211) [system] char_type('(', cntrl)
   Fail: (211) [system] char_type('(', cntrl)
^  Fail: (210) [user] is_like_space('(')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] get_char((0x55fbb4538270), _1903886)
   Exit: (209) [system] get_char((0x55fbb4538270), '(')
   Call: (209) [system] '('='('
   Exit: (209) [system] '('='('
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _1886018)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1909456)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'D')
   Call: (211) [system] 'D'=(;)
   Fail: (211) [system] 'D'=(;)
   Call: (211) [system] 'D'=(/)
   Fail: (211) [system] 'D'=(/)
^  Call: (211) [user] is_like_space('D')
   Call: (212) [system] char_type('D', 'white')
   Fail: (212) [system] char_type('D', 'white')
   Call: (212) [system] char_type('D', end_of_line)
   Fail: (212) [system] char_type('D', end_of_line)
   Call: (212) [system] char_type('D', space)
   Fail: (212) [system] char_type('D', space)
   Call: (212) [system] char_type('D', cntrl)
   Fail: (212) [system] char_type('D', cntrl)
^  Fail: (211) [user] is_like_space('D')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1925466)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'D')
   Call: (210) [system] 'D'=')'
   Fail: (210) [system] 'D'=')'
   Call: (210) [system] 'D'=end_of_file
   Fail: (210) [system] 'D'=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55fbb4538270), _1931036)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1932894)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'D')
   Call: (212) [system] 'D'=(;)
   Fail: (212) [system] 'D'=(;)
   Call: (212) [system] 'D'=(/)
   Fail: (212) [system] 'D'=(/)
^  Call: (212) [user] is_like_space('D')
   Call: (213) [system] char_type('D', 'white')
   Fail: (213) [system] char_type('D', 'white')
   Call: (213) [system] char_type('D', end_of_line)
   Fail: (213) [system] char_type('D', end_of_line)
   Call: (213) [system] char_type('D', space)
   Fail: (213) [system] char_type('D', space)
   Call: (213) [system] char_type('D', cntrl)
   Fail: (213) [system] char_type('D', cntrl)
^  Fail: (212) [user] is_like_space('D')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] get_char((0x55fbb4538270), _1948904)
   Exit: (211) [system] get_char((0x55fbb4538270), 'D')
   Call: (211) [system] 'D'='('
   Fail: (211) [system] 'D'='('
   Call: (211) [system] 'D'='['
   Fail: (211) [system] 'D'='['
   Call: (211) [system] 'D'='{'
   Fail: (211) [system] 'D'='{'
   Call: (211) [system] 'D'='"'
   Fail: (211) [system] 'D'='"'
   Call: (211) [system] 'D'=!
   Fail: (211) [system] 'D'=!
   Call: (211) [system] 'D'='\''
   Fail: (211) [system] 'D'='\''
   Call: (211) [system] 'D'='`'
   Fail: (211) [system] 'D'='`'
   Call: (211) [system] 'D'=end_of_file
   Fail: (211) [system] 'D'=end_of_file
^  Call: (211) [user] read_symbolic(')', (0x55fbb4538270), 'D', _1931036)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1966546)
   Call: (213) [system] peek_char((0x55fbb4538270), _1967480)
   Exit: (213) [system] peek_char((0x55fbb4538270), i)
^  Call: (213) [user] is_delimiter(i)
   Call: (214) [system] char_type(i, space)
   Fail: (214) [system] char_type(i, space)
   Call: (214) [system] arg(_1972200, v('(', ')', end_of_file), i)
   Fail: (214) [system] arg(_1973132, v('(', ')', end_of_file), i)
^  Fail: (213) [user] is_delimiter(i)
   Call: (213) [system] ')'==i
   Fail: (213) [system] ')'==i
   Call: (213) [system] get_char((0x55fbb4538270), i)
   Exit: (213) [system] get_char((0x55fbb4538270), i)
   Call: (213) [system] i=(\)
   Fail: (213) [system] i=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1980482)
   Call: (214) [system] peek_char((0x55fbb4538270), _1981416)
   Exit: (214) [system] peek_char((0x55fbb4538270), s)
^  Call: (214) [user] is_delimiter(s)
   Call: (215) [system] char_type(s, space)
   Fail: (215) [system] char_type(s, space)
   Call: (215) [system] arg(_1986136, v('(', ')', end_of_file), s)
   Fail: (215) [system] arg(_1987068, v('(', ')', end_of_file), s)
^  Fail: (214) [user] is_delimiter(s)
   Call: (214) [system] ')'==s
   Fail: (214) [system] ')'==s
   Call: (214) [system] get_char((0x55fbb4538270), s)
   Exit: (214) [system] get_char((0x55fbb4538270), s)
   Call: (214) [system] s=(\)
   Fail: (214) [system] s=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1994418)
   Call: (215) [system] peek_char((0x55fbb4538270), _1995352)
   Exit: (215) [system] peek_char((0x55fbb4538270), j)
^  Call: (215) [user] is_delimiter(j)
   Call: (216) [system] char_type(j, space)
   Fail: (216) [system] char_type(j, space)
   Call: (216) [system] arg(_2000072, v('(', ')', end_of_file), j)
   Fail: (216) [system] arg(_2001004, v('(', ')', end_of_file), j)
^  Fail: (215) [user] is_delimiter(j)
   Call: (215) [system] ')'==j
   Fail: (215) [system] ')'==j
   Call: (215) [system] get_char((0x55fbb4538270), j)
   Exit: (215) [system] get_char((0x55fbb4538270), j)
   Call: (215) [system] j=(\)
   Fail: (215) [system] j=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _2008354)
   Call: (216) [system] peek_char((0x55fbb4538270), _2009288)
   Exit: (216) [system] peek_char((0x55fbb4538270), u)
^  Call: (216) [user] is_delimiter(u)
   Call: (217) [system] char_type(u, space)
   Fail: (217) [system] char_type(u, space)
   Call: (217) [system] arg(_2014008, v('(', ')', end_of_file), u)
   Fail: (217) [system] arg(_2014940, v('(', ')', end_of_file), u)
^  Fail: (216) [user] is_delimiter(u)
   Call: (216) [system] ')'==u
   Fail: (216) [system] ')'==u
   Call: (216) [system] get_char((0x55fbb4538270), u)
   Exit: (216) [system] get_char((0x55fbb4538270), u)
   Call: (216) [system] u=(\)
   Fail: (216) [system] u=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _2022290)
   Call: (217) [system] peek_char((0x55fbb4538270), _2023224)
   Exit: (217) [system] peek_char((0x55fbb4538270), n)
^  Call: (217) [user] is_delimiter(n)
   Call: (218) [system] char_type(n, space)
   Fail: (218) [system] char_type(n, space)
   Call: (218) [system] arg(_2027944, v('(', ')', end_of_file), n)
   Fail: (218) [system] arg(_2028876, v('(', ')', end_of_file), n)
^  Fail: (217) [user] is_delimiter(n)
   Call: (217) [system] ')'==n
   Fail: (217) [system] ')'==n
   Call: (217) [system] get_char((0x55fbb4538270), n)
   Exit: (217) [system] get_char((0x55fbb4538270), n)
   Call: (217) [system] n=(\)
   Fail: (217) [system] n=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _2036226)
   Call: (218) [system] peek_char((0x55fbb4538270), _2037160)
   Exit: (218) [system] peek_char((0x55fbb4538270), c)
^  Call: (218) [user] is_delimiter(c)
   Call: (219) [system] char_type(c, space)
   Fail: (219) [system] char_type(c, space)
   Call: (219) [system] arg(_2041880, v('(', ')', end_of_file), c)
   Fail: (219) [system] arg(_2042812, v('(', ')', end_of_file), c)
^  Fail: (218) [user] is_delimiter(c)
   Call: (218) [system] ')'==c
   Fail: (218) [system] ')'==c
   Call: (218) [system] get_char((0x55fbb4538270), c)
   Exit: (218) [system] get_char((0x55fbb4538270), c)
   Call: (218) [system] c=(\)
   Fail: (218) [system] c=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _2050162)
   Call: (219) [system] peek_char((0x55fbb4538270), _2051096)
   Exit: (219) [system] peek_char((0x55fbb4538270), t)
^  Call: (219) [user] is_delimiter(t)
   Call: (220) [system] char_type(t, space)
   Fail: (220) [system] char_type(t, space)
   Call: (220) [system] arg(_2055816, v('(', ')', end_of_file), t)
   Fail: (220) [system] arg(_2056748, v('(', ')', end_of_file), t)
^  Fail: (219) [user] is_delimiter(t)
   Call: (219) [system] ')'==t
   Fail: (219) [system] ')'==t
   Call: (219) [system] get_char((0x55fbb4538270), t)
   Exit: (219) [system] get_char((0x55fbb4538270), t)
   Call: (219) [system] t=(\)
   Fail: (219) [system] t=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _2064098)
   Call: (220) [system] peek_char((0x55fbb4538270), _2065032)
   Exit: (220) [system] peek_char((0x55fbb4538270), i)
^  Call: (220) [user] is_delimiter(i)
   Call: (221) [system] char_type(i, space)
   Fail: (221) [system] char_type(i, space)
   Call: (221) [system] arg(_2069752, v('(', ')', end_of_file), i)
   Fail: (221) [system] arg(_2070684, v('(', ')', end_of_file), i)
^  Fail: (220) [user] is_delimiter(i)
   Call: (220) [system] ')'==i
   Fail: (220) [system] ')'==i
   Call: (220) [system] get_char((0x55fbb4538270), i)
   Exit: (220) [system] get_char((0x55fbb4538270), i)
   Call: (220) [system] i=(\)
   Fail: (220) [system] i=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _2078034)
   Call: (221) [system] peek_char((0x55fbb4538270), _2078968)
   Exit: (221) [system] peek_char((0x55fbb4538270), o)
^  Call: (221) [user] is_delimiter(o)
   Call: (222) [system] char_type(o, space)
   Fail: (222) [system] char_type(o, space)
   Call: (222) [system] arg(_2083688, v('(', ')', end_of_file), o)
   Fail: (222) [system] arg(_2084620, v('(', ')', end_of_file), o)
^  Fail: (221) [user] is_delimiter(o)
   Call: (221) [system] ')'==o
   Fail: (221) [system] ')'==o
   Call: (221) [system] get_char((0x55fbb4538270), o)
   Exit: (221) [system] get_char((0x55fbb4538270), o)
   Call: (221) [system] o=(\)
   Fail: (221) [system] o=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _2091970)
   Call: (222) [system] peek_char((0x55fbb4538270), _2092904)
   Exit: (222) [system] peek_char((0x55fbb4538270), n)
^  Call: (222) [user] is_delimiter(n)
   Call: (223) [system] char_type(n, space)
   Fail: (223) [system] char_type(n, space)
   Call: (223) [system] arg(_5742, v('(', ')', end_of_file), n)
   Fail: (223) [system] arg(_6674, v('(', ')', end_of_file), n)
^  Fail: (222) [user] is_delimiter(n)
   Call: (222) [system] ')'==n
   Fail: (222) [system] ')'==n
   Call: (222) [system] get_char((0x55fbb4538270), n)
   Exit: (222) [system] get_char((0x55fbb4538270), n)
   Call: (222) [system] n=(\)
   Fail: (222) [system] n=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _14024)
   Call: (223) [system] peek_char((0x55fbb4538270), _14958)
   Exit: (223) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (223) [user] is_delimiter('I')
   Call: (224) [system] char_type('I', space)
   Fail: (224) [system] char_type('I', space)
   Call: (224) [system] arg(_19678, v('(', ')', end_of_file), 'I')
   Fail: (224) [system] arg(_20610, v('(', ')', end_of_file), 'I')
^  Fail: (223) [user] is_delimiter('I')
   Call: (223) [system] ')'=='I'
   Fail: (223) [system] ')'=='I'
   Call: (223) [system] get_char((0x55fbb4538270), 'I')
   Exit: (223) [system] get_char((0x55fbb4538270), 'I')
   Call: (223) [system] 'I'=(\)
   Fail: (223) [system] 'I'=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _27960)
   Call: (224) [system] peek_char((0x55fbb4538270), _28894)
   Exit: (224) [system] peek_char((0x55fbb4538270), n)
^  Call: (224) [user] is_delimiter(n)
   Call: (225) [system] char_type(n, space)
   Fail: (225) [system] char_type(n, space)
   Call: (225) [system] arg(_33614, v('(', ')', end_of_file), n)
   Fail: (225) [system] arg(_34546, v('(', ')', end_of_file), n)
^  Fail: (224) [user] is_delimiter(n)
   Call: (224) [system] ')'==n
   Fail: (224) [system] ')'==n
   Call: (224) [system] get_char((0x55fbb4538270), n)
   Exit: (224) [system] get_char((0x55fbb4538270), n)
   Call: (224) [system] n=(\)
   Fail: (224) [system] n=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _41896)
   Call: (225) [system] peek_char((0x55fbb4538270), _42830)
   Exit: (225) [system] peek_char((0x55fbb4538270), t)
^  Call: (225) [user] is_delimiter(t)
   Call: (226) [system] char_type(t, space)
   Fail: (226) [system] char_type(t, space)
   Call: (226) [system] arg(_47550, v('(', ')', end_of_file), t)
   Fail: (226) [system] arg(_48482, v('(', ')', end_of_file), t)
^  Fail: (225) [user] is_delimiter(t)
   Call: (225) [system] ')'==t
   Fail: (225) [system] ')'==t
   Call: (225) [system] get_char((0x55fbb4538270), t)
   Exit: (225) [system] get_char((0x55fbb4538270), t)
   Call: (225) [system] t=(\)
   Fail: (225) [system] t=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _55832)
   Call: (226) [system] peek_char((0x55fbb4538270), _56766)
   Exit: (226) [system] peek_char((0x55fbb4538270), r)
^  Call: (226) [user] is_delimiter(r)
   Call: (227) [system] char_type(r, space)
   Fail: (227) [system] char_type(r, space)
   Call: (227) [system] arg(_61486, v('(', ')', end_of_file), r)
   Fail: (227) [system] arg(_62418, v('(', ')', end_of_file), r)
^  Fail: (226) [user] is_delimiter(r)
   Call: (226) [system] ')'==r
   Fail: (226) [system] ')'==r
   Call: (226) [system] get_char((0x55fbb4538270), r)
   Exit: (226) [system] get_char((0x55fbb4538270), r)
   Call: (226) [system] r=(\)
   Fail: (226) [system] r=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _69768)
   Call: (227) [system] peek_char((0x55fbb4538270), _70702)
   Exit: (227) [system] peek_char((0x55fbb4538270), o)
^  Call: (227) [user] is_delimiter(o)
   Call: (228) [system] char_type(o, space)
   Fail: (228) [system] char_type(o, space)
   Call: (228) [system] arg(_75422, v('(', ')', end_of_file), o)
   Fail: (228) [system] arg(_76354, v('(', ')', end_of_file), o)
^  Fail: (227) [user] is_delimiter(o)
   Call: (227) [system] ')'==o
   Fail: (227) [system] ')'==o
   Call: (227) [system] get_char((0x55fbb4538270), o)
   Exit: (227) [system] get_char((0x55fbb4538270), o)
   Call: (227) [system] o=(\)
   Fail: (227) [system] o=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _83704)
   Call: (228) [system] peek_char((0x55fbb4538270), _84638)
   Exit: (228) [system] peek_char((0x55fbb4538270), d)
^  Call: (228) [user] is_delimiter(d)
   Call: (229) [system] char_type(d, space)
   Fail: (229) [system] char_type(d, space)
   Call: (229) [system] arg(_89358, v('(', ')', end_of_file), d)
   Fail: (229) [system] arg(_90290, v('(', ')', end_of_file), d)
^  Fail: (228) [user] is_delimiter(d)
   Call: (228) [system] ')'==d
   Fail: (228) [system] ')'==d
   Call: (228) [system] get_char((0x55fbb4538270), d)
   Exit: (228) [system] get_char((0x55fbb4538270), d)
   Call: (228) [system] d=(\)
   Fail: (228) [system] d=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _97640)
   Call: (229) [system] peek_char((0x55fbb4538270), _98574)
   Exit: (229) [system] peek_char((0x55fbb4538270), u)
^  Call: (229) [user] is_delimiter(u)
   Call: (230) [system] char_type(u, space)
   Fail: (230) [system] char_type(u, space)
   Call: (230) [system] arg(_103294, v('(', ')', end_of_file), u)
   Fail: (230) [system] arg(_104226, v('(', ')', end_of_file), u)
^  Fail: (229) [user] is_delimiter(u)
   Call: (229) [system] ')'==u
   Fail: (229) [system] ')'==u
   Call: (229) [system] get_char((0x55fbb4538270), u)
   Exit: (229) [system] get_char((0x55fbb4538270), u)
   Call: (229) [system] u=(\)
   Fail: (229) [system] u=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _111576)
   Call: (230) [system] peek_char((0x55fbb4538270), _112510)
   Exit: (230) [system] peek_char((0x55fbb4538270), c)
^  Call: (230) [user] is_delimiter(c)
   Call: (231) [system] char_type(c, space)
   Fail: (231) [system] char_type(c, space)
   Call: (231) [system] arg(_117230, v('(', ')', end_of_file), c)
   Fail: (231) [system] arg(_118162, v('(', ')', end_of_file), c)
^  Fail: (230) [user] is_delimiter(c)
   Call: (230) [system] ')'==c
   Fail: (230) [system] ')'==c
   Call: (230) [system] get_char((0x55fbb4538270), c)
   Exit: (230) [system] get_char((0x55fbb4538270), c)
   Call: (230) [system] c=(\)
   Fail: (230) [system] c=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _125512)
   Call: (231) [system] peek_char((0x55fbb4538270), _126446)
   Exit: (231) [system] peek_char((0x55fbb4538270), t)
^  Call: (231) [user] is_delimiter(t)
   Call: (232) [system] char_type(t, space)
   Fail: (232) [system] char_type(t, space)
   Call: (232) [system] arg(_131166, v('(', ')', end_of_file), t)
   Fail: (232) [system] arg(_132098, v('(', ')', end_of_file), t)
^  Fail: (231) [user] is_delimiter(t)
   Call: (231) [system] ')'==t
   Fail: (231) [system] ')'==t
   Call: (231) [system] get_char((0x55fbb4538270), t)
   Exit: (231) [system] get_char((0x55fbb4538270), t)
   Call: (231) [system] t=(\)
   Fail: (231) [system] t=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _139448)
   Call: (232) [system] peek_char((0x55fbb4538270), _140382)
   Exit: (232) [system] peek_char((0x55fbb4538270), i)
^  Call: (232) [user] is_delimiter(i)
   Call: (233) [system] char_type(i, space)
   Fail: (233) [system] char_type(i, space)
   Call: (233) [system] arg(_145102, v('(', ')', end_of_file), i)
   Fail: (233) [system] arg(_146034, v('(', ')', end_of_file), i)
^  Fail: (232) [user] is_delimiter(i)
   Call: (232) [system] ')'==i
   Fail: (232) [system] ')'==i
   Call: (232) [system] get_char((0x55fbb4538270), i)
   Exit: (232) [system] get_char((0x55fbb4538270), i)
   Call: (232) [system] i=(\)
   Fail: (232) [system] i=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _153384)
   Call: (233) [system] peek_char((0x55fbb4538270), _154318)
   Exit: (233) [system] peek_char((0x55fbb4538270), o)
^  Call: (233) [user] is_delimiter(o)
   Call: (234) [system] char_type(o, space)
   Fail: (234) [system] char_type(o, space)
   Call: (234) [system] arg(_159038, v('(', ')', end_of_file), o)
   Fail: (234) [system] arg(_159970, v('(', ')', end_of_file), o)
^  Fail: (233) [user] is_delimiter(o)
   Call: (233) [system] ')'==o
   Fail: (233) [system] ')'==o
   Call: (233) [system] get_char((0x55fbb4538270), o)
   Exit: (233) [system] get_char((0x55fbb4538270), o)
   Call: (233) [system] o=(\)
   Fail: (233) [system] o=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _167320)
   Call: (234) [system] peek_char((0x55fbb4538270), _168254)
   Exit: (234) [system] peek_char((0x55fbb4538270), n)
^  Call: (234) [user] is_delimiter(n)
   Call: (235) [system] char_type(n, space)
   Fail: (235) [system] char_type(n, space)
   Call: (235) [system] arg(_172974, v('(', ')', end_of_file), n)
   Fail: (235) [system] arg(_173906, v('(', ')', end_of_file), n)
^  Fail: (234) [user] is_delimiter(n)
   Call: (234) [system] ')'==n
   Fail: (234) [system] ')'==n
   Call: (234) [system] get_char((0x55fbb4538270), n)
   Exit: (234) [system] get_char((0x55fbb4538270), n)
   Call: (234) [system] n=(\)
   Fail: (234) [system] n=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _181256)
   Call: (235) [system] peek_char((0x55fbb4538270), _182190)
   Exit: (235) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (235) [user] is_delimiter(' ')
   Call: (236) [system] char_type(' ', space)
   Exit: (236) [system] char_type(' ', space)
^  Exit: (235) [user] is_delimiter(' ')
   Call: (235) [system] _181256=[]
   Exit: (235) [system] []=[]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (234) [system] _167320=[n]
   Exit: (234) [system] [n]=[n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (233) [system] _153384=[o, n]
   Exit: (233) [system] [o, n]=[o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (232) [system] _139448=[i, o, n]
   Exit: (232) [system] [i, o, n]=[i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (231) [system] _125512=[t, i, o, n]
   Exit: (231) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (230) [system] _111576=[c, t, i, o, n]
   Exit: (230) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (229) [system] _97640=[u, c, t, i, o, n]
   Exit: (229) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (228) [system] _83704=[d, u, c, t, i, o, n]
   Exit: (228) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (227) [system] _69768=[o, d, u, c, t, i, o, n]
   Exit: (227) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (226) [system] _55832=[r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _41896=[t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _27960=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _14024=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _4908=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _4904=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _4900=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _4896=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _4892=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _4888=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _4884=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _4880=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _4876=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _4872=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (212) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _4868)
^  Call: (213) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _252942)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_253894, _253896), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _252942), _253876, fail)), '$restore_trace'(_253894, _253896))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_253894, _253896))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _252942), _253876, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(_252942)
   Fail: (214) [system] atomic(_252942)
   Call: (214) [system] atom_chars(_252942, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (214) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (213) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
   Call: (213) [system] integer('DisjunctionIntroduction')
   Fail: (213) [system] integer('DisjunctionIntroduction')
   Call: (213) [system] _4868='DisjunctionIntroduction'
   Exit: (213) [system] 'DisjunctionIntroduction'='DisjunctionIntroduction'
^  Exit: (212) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (211) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'DisjunctionIntroduction')
^  Exit: (210) [user] cont_sexpr(')', (0x55fbb4538270), 'DisjunctionIntroduction')
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _267892)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _269750)
   Exit: (212) [system] peek_char((0x55fbb4538270), ' ')
   Call: (212) [system] ' '=(;)
   Fail: (212) [system] ' '=(;)
   Call: (212) [system] ' '=(/)
   Fail: (212) [system] ' '=(/)
^  Call: (212) [user] is_like_space(' ')
   Call: (213) [system] char_type(' ', 'white')
   Exit: (213) [system] char_type(' ', 'white')
^  Exit: (212) [user] is_like_space(' ')
   Call: (212) [system] get_char((0x55fbb4538270), _279344)
   Exit: (212) [system] get_char((0x55fbb4538270), ' ')
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _282048)
   Exit: (213) [system] peek_char((0x55fbb4538270), a)
   Call: (213) [system] a=(;)
   Fail: (213) [system] a=(;)
   Call: (213) [system] a=(/)
   Fail: (213) [system] a=(/)
^  Call: (213) [user] is_like_space(a)
   Call: (214) [system] char_type(a, 'white')
   Fail: (214) [system] char_type(a, 'white')
   Call: (214) [system] char_type(a, end_of_line)
   Fail: (214) [system] char_type(a, end_of_line)
   Call: (214) [system] char_type(a, space)
   Fail: (214) [system] char_type(a, space)
   Call: (214) [system] char_type(a, cntrl)
   Fail: (214) [system] char_type(a, cntrl)
^  Fail: (213) [user] is_like_space(a)
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _298982)
   Exit: (211) [system] peek_char((0x55fbb4538270), a)
   Call: (211) [system] a=')'
   Fail: (211) [system] a=')'
   Call: (211) [system] a=end_of_file
   Fail: (211) [system] a=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55fbb4538270), _304552)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _306410)
   Exit: (213) [system] peek_char((0x55fbb4538270), a)
   Call: (213) [system] a=(;)
   Fail: (213) [system] a=(;)
   Call: (213) [system] a=(/)
   Fail: (213) [system] a=(/)
^  Call: (213) [user] is_like_space(a)
   Call: (214) [system] char_type(a, 'white')
   Fail: (214) [system] char_type(a, 'white')
   Call: (214) [system] char_type(a, end_of_line)
   Fail: (214) [system] char_type(a, end_of_line)
   Call: (214) [system] char_type(a, space)
   Fail: (214) [system] char_type(a, space)
   Call: (214) [system] char_type(a, cntrl)
   Fail: (214) [system] char_type(a, cntrl)
^  Fail: (213) [user] is_like_space(a)
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] get_char((0x55fbb4538270), _322420)
   Exit: (212) [system] get_char((0x55fbb4538270), a)
   Call: (212) [system] a='('
   Fail: (212) [system] a='('
   Call: (212) [system] a='['
   Fail: (212) [system] a='['
   Call: (212) [system] a='{'
   Fail: (212) [system] a='{'
   Call: (212) [system] a='"'
   Fail: (212) [system] a='"'
   Call: (212) [system] a=!
   Fail: (212) [system] a=!
   Call: (212) [system] a='\''
   Fail: (212) [system] a='\''
   Call: (212) [system] a='`'
   Fail: (212) [system] a='`'
   Call: (212) [system] a=end_of_file
   Fail: (212) [system] a=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55fbb4538270), a, _304552)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _340062)
   Call: (214) [system] peek_char((0x55fbb4538270), _340996)
   Exit: (214) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (214) [user] is_delimiter(' ')
   Call: (215) [system] char_type(' ', space)
   Exit: (215) [system] char_type(' ', space)
^  Exit: (214) [user] is_delimiter(' ')
   Call: (214) [system] _340062=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (213) [user] classify_and_convert_charseq([a], _304552)
^  Call: (214) [user] classify_and_convert_charseq_([a], _350280)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_351232, _351234), once(user:catch(read_from_chars([a], _350280), _351214, fail)), '$restore_trace'(_351232, _351234))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_351232, _351234))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _351214, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(a)
   Exit: (215) [system] atomic(a)
^  Exit: (214) [user] classify_and_convert_charseq_([a], a)
   Call: (214) [system] integer(a)
   Fail: (214) [system] integer(a)
   Call: (214) [system] _304552=a
   Exit: (214) [system] a=a
^  Exit: (213) [user] classify_and_convert_charseq([a], a)
^  Exit: (212) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (211) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _363360)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _365218)
   Exit: (213) [system] peek_char((0x55fbb4538270), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
   Call: (213) [system] ' '=(/)
   Fail: (213) [system] ' '=(/)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55fbb4538270), _374812)
   Exit: (213) [system] get_char((0x55fbb4538270), ' ')
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _377516)
   Exit: (214) [system] peek_char((0x55fbb4538270), a)
   Call: (214) [system] a=(;)
   Fail: (214) [system] a=(;)
   Call: (214) [system] a=(/)
   Fail: (214) [system] a=(/)
^  Call: (214) [user] is_like_space(a)
   Call: (215) [system] char_type(a, 'white')
   Fail: (215) [system] char_type(a, 'white')
   Call: (215) [system] char_type(a, end_of_line)
   Fail: (215) [system] char_type(a, end_of_line)
   Call: (215) [system] char_type(a, space)
   Fail: (215) [system] char_type(a, space)
   Call: (215) [system] char_type(a, cntrl)
   Fail: (215) [system] char_type(a, cntrl)
^  Fail: (214) [user] is_like_space(a)
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _394450)
   Exit: (212) [system] peek_char((0x55fbb4538270), a)
   Call: (212) [system] a=')'
   Fail: (212) [system] a=')'
   Call: (212) [system] a=end_of_file
   Fail: (212) [system] a=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55fbb4538270), _400020)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _401878)
   Exit: (214) [system] peek_char((0x55fbb4538270), a)
   Call: (214) [system] a=(;)
   Fail: (214) [system] a=(;)
   Call: (214) [system] a=(/)
   Fail: (214) [system] a=(/)
^  Call: (214) [user] is_like_space(a)
   Call: (215) [system] char_type(a, 'white')
   Fail: (215) [system] char_type(a, 'white')
   Call: (215) [system] char_type(a, end_of_line)
   Fail: (215) [system] char_type(a, end_of_line)
   Call: (215) [system] char_type(a, space)
   Fail: (215) [system] char_type(a, space)
   Call: (215) [system] char_type(a, cntrl)
   Fail: (215) [system] char_type(a, cntrl)
^  Fail: (214) [user] is_like_space(a)
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] get_char((0x55fbb4538270), _417888)
   Exit: (213) [system] get_char((0x55fbb4538270), a)
   Call: (213) [system] a='('
   Fail: (213) [system] a='('
   Call: (213) [system] a='['
   Fail: (213) [system] a='['
   Call: (213) [system] a='{'
   Fail: (213) [system] a='{'
   Call: (213) [system] a='"'
   Fail: (213) [system] a='"'
   Call: (213) [system] a=!
   Fail: (213) [system] a=!
   Call: (213) [system] a='\''
   Fail: (213) [system] a='\''
   Call: (213) [system] a='`'
   Fail: (213) [system] a='`'
   Call: (213) [system] a=end_of_file
   Fail: (213) [system] a=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55fbb4538270), a, _400020)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _435530)
   Call: (215) [system] peek_char((0x55fbb4538270), _436464)
   Exit: (215) [system] peek_char((0x55fbb4538270), b)
^  Call: (215) [user] is_delimiter(b)
   Call: (216) [system] char_type(b, space)
   Fail: (216) [system] char_type(b, space)
   Call: (216) [system] arg(_441184, v('(', ')', end_of_file), b)
   Fail: (216) [system] arg(_442116, v('(', ')', end_of_file), b)
^  Fail: (215) [user] is_delimiter(b)
   Call: (215) [system] ')'==b
   Fail: (215) [system] ')'==b
   Call: (215) [system] get_char((0x55fbb4538270), b)
   Exit: (215) [system] get_char((0x55fbb4538270), b)
   Call: (215) [system] b=(\)
   Fail: (215) [system] b=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _449466)
   Call: (216) [system] peek_char((0x55fbb4538270), _450400)
   Exit: (216) [system] peek_char((0x55fbb4538270), c)
^  Call: (216) [user] is_delimiter(c)
   Call: (217) [system] char_type(c, space)
   Fail: (217) [system] char_type(c, space)
   Call: (217) [system] arg(_455120, v('(', ')', end_of_file), c)
   Fail: (217) [system] arg(_456052, v('(', ')', end_of_file), c)
^  Fail: (216) [user] is_delimiter(c)
   Call: (216) [system] ')'==c
   Fail: (216) [system] ')'==c
   Call: (216) [system] get_char((0x55fbb4538270), c)
   Exit: (216) [system] get_char((0x55fbb4538270), c)
   Call: (216) [system] c=(\)
   Fail: (216) [system] c=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _463402)
   Call: (217) [system] peek_char((0x55fbb4538270), _464336)
   Exit: (217) [system] peek_char((0x55fbb4538270), ')')
^  Call: (217) [user] is_delimiter(')')
   Call: (218) [system] char_type(')', space)
   Fail: (218) [system] char_type(')', space)
   Call: (218) [system] arg(_469056, v('(', ')', end_of_file), ')')
   Exit: (218) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (217) [user] is_delimiter(')')
   Call: (217) [system] _463402=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (216) [system] _449466=[c]
   Exit: (216) [system] [c]=[c]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [c])
   Call: (215) [system] _435530=[b, c]
   Exit: (215) [system] [b, c]=[b, c]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [b, c])
^  Call: (214) [user] classify_and_convert_charseq([a, b, c], _400020)
^  Call: (215) [user] classify_and_convert_charseq_([a, b, c], _481080)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_482032, _482034), once(user:catch(read_from_chars([a, b, c], _481080), _482014, fail)), '$restore_trace'(_482032, _482034))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_482032, _482034))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _482014, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(abc)
   Exit: (216) [system] atomic(abc)
^  Exit: (215) [user] classify_and_convert_charseq_([a, b, c], abc)
   Call: (215) [system] integer(abc)
   Fail: (215) [system] integer(abc)
   Call: (215) [system] _400020=abc
   Exit: (215) [system] abc=abc
^  Exit: (214) [user] classify_and_convert_charseq([a, b, c], abc)
^  Exit: (213) [user] read_symbolic(')', (0x55fbb4538270), a, abc)
^  Exit: (212) [user] cont_sexpr(')', (0x55fbb4538270), abc)
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _494160)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _496018)
   Exit: (214) [system] peek_char((0x55fbb4538270), ')')
   Call: (214) [system] ')'=(;)
   Fail: (214) [system] ')'=(;)
   Call: (214) [system] ')'=(/)
   Fail: (214) [system] ')'=(/)
^  Call: (214) [user] is_like_space(')')
   Call: (215) [system] char_type(')', 'white')
   Fail: (215) [system] char_type(')', 'white')
   Call: (215) [system] char_type(')', end_of_line)
   Fail: (215) [system] char_type(')', end_of_line)
   Call: (215) [system] char_type(')', space)
   Fail: (215) [system] char_type(')', space)
   Call: (215) [system] char_type(')', cntrl)
   Fail: (215) [system] char_type(')', cntrl)
^  Fail: (214) [user] is_like_space(')')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _512028)
   Exit: (213) [system] peek_char((0x55fbb4538270), ')')
   Call: (213) [system] ')'=')'
   Exit: (213) [system] ')'=')'
   Call: (213) [system] get_char((0x55fbb4538270), _515818)
   Exit: (213) [system] get_char((0x55fbb4538270), ')')
   Call: (213) [system] _494160=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_list(')', (0x55fbb4538270), [])
   Call: (212) [system] _363360=[abc]
   Exit: (212) [system] [abc]=[abc]
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), [abc])
   Call: (211) [system] _267892=[a, abc]
   Exit: (211) [system] [a, abc]=[a, abc]
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), [a, abc])
   Call: (210) [system] _4862=['DisjunctionIntroduction', a, abc]
   Exit: (210) [system] ['DisjunctionIntroduction', a, abc]=['DisjunctionIntroduction', a, abc]
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), ['DisjunctionIntroduction', a, abc])
^  Exit: (208) [user] cont_sexpr(')', (0x55fbb4538270), ['DisjunctionIntroduction', a, abc])
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _529700)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _531558)
   Exit: (210) [system] peek_char((0x55fbb4538270), ')')
   Call: (210) [system] ')'=(;)
   Fail: (210) [system] ')'=(;)
   Call: (210) [system] ')'=(/)
   Fail: (210) [system] ')'=(/)
^  Call: (210) [user] is_like_space(')')
   Call: (211) [system] char_type(')', 'white')
   Fail: (211) [system] char_type(')', 'white')
   Call: (211) [system] char_type(')', end_of_line)
   Fail: (211) [system] char_type(')', end_of_line)
   Call: (211) [system] char_type(')', space)
   Fail: (211) [system] char_type(')', space)
   Call: (211) [system] char_type(')', cntrl)
   Fail: (211) [system] char_type(')', cntrl)
^  Fail: (210) [user] is_like_space(')')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _547568)
   Exit: (209) [system] peek_char((0x55fbb4538270), ')')
   Call: (209) [system] ')'=')'
   Exit: (209) [system] ')'=')'
   Call: (209) [system] get_char((0x55fbb4538270), _551358)
   Exit: (209) [system] get_char((0x55fbb4538270), ')')
   Call: (209) [system] _529700=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), [])
   Call: (208) [system] _4858=[['DisjunctionIntroduction', a, abc]]
   Exit: (208) [system] [['DisjunctionIntroduction', a, abc]]=[['DisjunctionIntroduction', a, abc]]
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), [['DisjunctionIntroduction', a, abc]])
   Call: (207) [system] _4852=[abc, ['DisjunctionIntroduction', a, abc]]
   Exit: (207) [system] [abc, ['DisjunctionIntroduction', a, abc]]=[abc, ['DisjunctionIntroduction', a, abc]]
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), [abc, ['DisjunctionIntroduction', a, abc]])
   Call: (206) [system] _4844=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, abc]]
   Exit: (206) [system] ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, abc]]=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, abc]]
^  Exit: (205) [user] read_list(')', (0x55fbb4538270), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, abc]])
^  Exit: (204) [user] cont_sexpr(')', (0x55fbb4538270), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, abc]])
^  Call: (204) [user] read_list(')', (0x55fbb4538270), _565240)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _567098)
   Exit: (206) [system] peek_char((0x55fbb4538270), ' ')
   Call: (206) [system] ' '=(;)
   Fail: (206) [system] ' '=(;)
   Call: (206) [system] ' '=(/)
   Fail: (206) [system] ' '=(/)
^  Call: (206) [user] is_like_space(' ')
   Call: (207) [system] char_type(' ', 'white')
   Exit: (207) [system] char_type(' ', 'white')
^  Exit: (206) [user] is_like_space(' ')
   Call: (206) [system] get_char((0x55fbb4538270), _576692)
   Exit: (206) [system] get_char((0x55fbb4538270), ' ')
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _579396)
   Exit: (207) [system] peek_char((0x55fbb4538270), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
   Call: (207) [system] '('=(/)
   Fail: (207) [system] '('=(/)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _596330)
   Exit: (205) [system] peek_char((0x55fbb4538270), '(')
   Call: (205) [system] '('=')'
   Fail: (205) [system] '('=')'
   Call: (205) [system] '('=end_of_file
   Fail: (205) [system] '('=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55fbb4538270), _601900)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _603758)
   Exit: (207) [system] peek_char((0x55fbb4538270), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
   Call: (207) [system] '('=(/)
   Fail: (207) [system] '('=(/)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] get_char((0x55fbb4538270), _619768)
   Exit: (206) [system] get_char((0x55fbb4538270), '(')
   Call: (206) [system] '('='('
   Exit: (206) [system] '('='('
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _601900)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _625338)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'O')
   Call: (208) [system] 'O'=(;)
   Fail: (208) [system] 'O'=(;)
   Call: (208) [system] 'O'=(/)
   Fail: (208) [system] 'O'=(/)
^  Call: (208) [user] is_like_space('O')
   Call: (209) [system] char_type('O', 'white')
   Fail: (209) [system] char_type('O', 'white')
   Call: (209) [system] char_type('O', end_of_line)
   Fail: (209) [system] char_type('O', end_of_line)
   Call: (209) [system] char_type('O', space)
   Fail: (209) [system] char_type('O', space)
   Call: (209) [system] char_type('O', cntrl)
   Fail: (209) [system] char_type('O', cntrl)
^  Fail: (208) [user] is_like_space('O')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _641348)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'O')
   Call: (207) [system] 'O'=')'
   Fail: (207) [system] 'O'=')'
   Call: (207) [system] 'O'=end_of_file
   Fail: (207) [system] 'O'=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55fbb4538270), _646918)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _648776)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'O')
   Call: (209) [system] 'O'=(;)
   Fail: (209) [system] 'O'=(;)
   Call: (209) [system] 'O'=(/)
   Fail: (209) [system] 'O'=(/)
^  Call: (209) [user] is_like_space('O')
   Call: (210) [system] char_type('O', 'white')
   Fail: (210) [system] char_type('O', 'white')
   Call: (210) [system] char_type('O', end_of_line)
   Fail: (210) [system] char_type('O', end_of_line)
   Call: (210) [system] char_type('O', space)
   Fail: (210) [system] char_type('O', space)
   Call: (210) [system] char_type('O', cntrl)
   Fail: (210) [system] char_type('O', cntrl)
^  Fail: (209) [user] is_like_space('O')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] get_char((0x55fbb4538270), _664786)
   Exit: (208) [system] get_char((0x55fbb4538270), 'O')
   Call: (208) [system] 'O'='('
   Fail: (208) [system] 'O'='('
   Call: (208) [system] 'O'='['
   Fail: (208) [system] 'O'='['
   Call: (208) [system] 'O'='{'
   Fail: (208) [system] 'O'='{'
   Call: (208) [system] 'O'='"'
   Fail: (208) [system] 'O'='"'
   Call: (208) [system] 'O'=!
   Fail: (208) [system] 'O'=!
   Call: (208) [system] 'O'='\''
   Fail: (208) [system] 'O'='\''
   Call: (208) [system] 'O'='`'
   Fail: (208) [system] 'O'='`'
   Call: (208) [system] 'O'=end_of_file
   Fail: (208) [system] 'O'=end_of_file
^  Call: (208) [user] read_symbolic(')', (0x55fbb4538270), 'O', _646918)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _682428)
   Call: (210) [system] peek_char((0x55fbb4538270), _683362)
   Exit: (210) [system] peek_char((0x55fbb4538270), r)
^  Call: (210) [user] is_delimiter(r)
   Call: (211) [system] char_type(r, space)
   Fail: (211) [system] char_type(r, space)
   Call: (211) [system] arg(_688082, v('(', ')', end_of_file), r)
   Fail: (211) [system] arg(_689014, v('(', ')', end_of_file), r)
^  Fail: (210) [user] is_delimiter(r)
   Call: (210) [system] ')'==r
   Fail: (210) [system] ')'==r
   Call: (210) [system] get_char((0x55fbb4538270), r)
   Exit: (210) [system] get_char((0x55fbb4538270), r)
   Call: (210) [system] r=(\)
   Fail: (210) [system] r=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _696364)
   Call: (211) [system] peek_char((0x55fbb4538270), _697298)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (211) [user] is_delimiter('L')
   Call: (212) [system] char_type('L', space)
   Fail: (212) [system] char_type('L', space)
   Call: (212) [system] arg(_702018, v('(', ')', end_of_file), 'L')
   Fail: (212) [system] arg(_702950, v('(', ')', end_of_file), 'L')
^  Fail: (211) [user] is_delimiter('L')
   Call: (211) [system] ')'=='L'
   Fail: (211) [system] ')'=='L'
   Call: (211) [system] get_char((0x55fbb4538270), 'L')
   Exit: (211) [system] get_char((0x55fbb4538270), 'L')
   Call: (211) [system] 'L'=(\)
   Fail: (211) [system] 'L'=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _710300)
   Call: (212) [system] peek_char((0x55fbb4538270), _711234)
   Exit: (212) [system] peek_char((0x55fbb4538270), i)
^  Call: (212) [user] is_delimiter(i)
   Call: (213) [system] char_type(i, space)
   Fail: (213) [system] char_type(i, space)
   Call: (213) [system] arg(_715954, v('(', ')', end_of_file), i)
   Fail: (213) [system] arg(_716886, v('(', ')', end_of_file), i)
^  Fail: (212) [user] is_delimiter(i)
   Call: (212) [system] ')'==i
   Fail: (212) [system] ')'==i
   Call: (212) [system] get_char((0x55fbb4538270), i)
   Exit: (212) [system] get_char((0x55fbb4538270), i)
   Call: (212) [system] i=(\)
   Fail: (212) [system] i=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _724236)
   Call: (213) [system] peek_char((0x55fbb4538270), _725170)
   Exit: (213) [system] peek_char((0x55fbb4538270), n)
^  Call: (213) [user] is_delimiter(n)
   Call: (214) [system] char_type(n, space)
   Fail: (214) [system] char_type(n, space)
   Call: (214) [system] arg(_729890, v('(', ')', end_of_file), n)
   Fail: (214) [system] arg(_730822, v('(', ')', end_of_file), n)
^  Fail: (213) [user] is_delimiter(n)
   Call: (213) [system] ')'==n
   Fail: (213) [system] ')'==n
   Call: (213) [system] get_char((0x55fbb4538270), n)
   Exit: (213) [system] get_char((0x55fbb4538270), n)
   Call: (213) [system] n=(\)
   Fail: (213) [system] n=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _738172)
   Call: (214) [system] peek_char((0x55fbb4538270), _739106)
   Exit: (214) [system] peek_char((0x55fbb4538270), k)
^  Call: (214) [user] is_delimiter(k)
   Call: (215) [system] char_type(k, space)
   Fail: (215) [system] char_type(k, space)
   Call: (215) [system] arg(_743826, v('(', ')', end_of_file), k)
   Fail: (215) [system] arg(_744758, v('(', ')', end_of_file), k)
^  Fail: (214) [user] is_delimiter(k)
   Call: (214) [system] ')'==k
   Fail: (214) [system] ')'==k
   Call: (214) [system] get_char((0x55fbb4538270), k)
   Exit: (214) [system] get_char((0x55fbb4538270), k)
   Call: (214) [system] k=(\)
   Fail: (214) [system] k=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _752108)
   Call: (215) [system] peek_char((0x55fbb4538270), _753042)
   Exit: (215) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (215) [user] is_delimiter(' ')
   Call: (216) [system] char_type(' ', space)
   Exit: (216) [system] char_type(' ', space)
^  Exit: (215) [user] is_delimiter(' ')
   Call: (215) [system] _752108=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (214) [system] _738172=[k]
   Exit: (214) [system] [k]=[k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (213) [system] _724236=[n, k]
   Exit: (213) [system] [n, k]=[n, k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (212) [system] _710300=[i, n, k]
   Exit: (212) [system] [i, n, k]=[i, n, k]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (211) [system] _696364=['L', i, n, k]
   Exit: (211) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (210) [system] _682428=[r, 'L', i, n, k]
   Exit: (210) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (209) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _646918)
^  Call: (210) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _776296)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_777248, _777250), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _776296), _777230, fail)), '$restore_trace'(_777248, _777250))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_777248, _777250))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _776296), _777230, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(_776296)
   Fail: (211) [system] atomic(_776296)
   Call: (211) [system] atom_chars(_776296, ['O', r, 'L', i, n, k])
   Exit: (211) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (210) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (210) [system] integer('OrLink')
   Fail: (210) [system] integer('OrLink')
   Call: (210) [system] _646918='OrLink'
   Exit: (210) [system] 'OrLink'='OrLink'
^  Exit: (209) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (208) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (207) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _791246)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _793104)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
   Call: (209) [system] ' '=(/)
   Fail: (209) [system] ' '=(/)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55fbb4538270), _802698)
   Exit: (209) [system] get_char((0x55fbb4538270), ' ')
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _805402)
   Exit: (210) [system] peek_char((0x55fbb4538270), '(')
   Call: (210) [system] '('=(;)
   Fail: (210) [system] '('=(;)
   Call: (210) [system] '('=(/)
   Fail: (210) [system] '('=(/)
^  Call: (210) [user] is_like_space('(')
   Call: (211) [system] char_type('(', 'white')
   Fail: (211) [system] char_type('(', 'white')
   Call: (211) [system] char_type('(', end_of_line)
   Fail: (211) [system] char_type('(', end_of_line)
   Call: (211) [system] char_type('(', space)
   Fail: (211) [system] char_type('(', space)
   Call: (211) [system] char_type('(', cntrl)
   Fail: (211) [system] char_type('(', cntrl)
^  Fail: (210) [user] is_like_space('(')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _822336)
   Exit: (208) [system] peek_char((0x55fbb4538270), '(')
   Call: (208) [system] '('=')'
   Fail: (208) [system] '('=')'
   Call: (208) [system] '('=end_of_file
   Fail: (208) [system] '('=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55fbb4538270), _827906)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _829764)
   Exit: (210) [system] peek_char((0x55fbb4538270), '(')
   Call: (210) [system] '('=(;)
   Fail: (210) [system] '('=(;)
   Call: (210) [system] '('=(/)
   Fail: (210) [system] '('=(/)
^  Call: (210) [user] is_like_space('(')
   Call: (211) [system] char_type('(', 'white')
   Fail: (211) [system] char_type('(', 'white')
   Call: (211) [system] char_type('(', end_of_line)
   Fail: (211) [system] char_type('(', end_of_line)
   Call: (211) [system] char_type('(', space)
   Fail: (211) [system] char_type('(', space)
   Call: (211) [system] char_type('(', cntrl)
   Fail: (211) [system] char_type('(', cntrl)
^  Fail: (210) [user] is_like_space('(')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] get_char((0x55fbb4538270), _845774)
   Exit: (209) [system] get_char((0x55fbb4538270), '(')
   Call: (209) [system] '('='('
   Exit: (209) [system] '('='('
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _827906)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _851344)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'I')
   Call: (211) [system] 'I'=(;)
   Fail: (211) [system] 'I'=(;)
   Call: (211) [system] 'I'=(/)
   Fail: (211) [system] 'I'=(/)
^  Call: (211) [user] is_like_space('I')
   Call: (212) [system] char_type('I', 'white')
   Fail: (212) [system] char_type('I', 'white')
   Call: (212) [system] char_type('I', end_of_line)
   Fail: (212) [system] char_type('I', end_of_line)
   Call: (212) [system] char_type('I', space)
   Fail: (212) [system] char_type('I', space)
   Call: (212) [system] char_type('I', cntrl)
   Fail: (212) [system] char_type('I', cntrl)
^  Fail: (211) [user] is_like_space('I')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _867354)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'I')
   Call: (210) [system] 'I'=')'
   Fail: (210) [system] 'I'=')'
   Call: (210) [system] 'I'=end_of_file
   Fail: (210) [system] 'I'=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55fbb4538270), _872924)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _874782)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'I')
   Call: (212) [system] 'I'=(;)
   Fail: (212) [system] 'I'=(;)
   Call: (212) [system] 'I'=(/)
   Fail: (212) [system] 'I'=(/)
^  Call: (212) [user] is_like_space('I')
   Call: (213) [system] char_type('I', 'white')
   Fail: (213) [system] char_type('I', 'white')
   Call: (213) [system] char_type('I', end_of_line)
   Fail: (213) [system] char_type('I', end_of_line)
   Call: (213) [system] char_type('I', space)
   Fail: (213) [system] char_type('I', space)
   Call: (213) [system] char_type('I', cntrl)
   Fail: (213) [system] char_type('I', cntrl)
^  Fail: (212) [user] is_like_space('I')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] get_char((0x55fbb4538270), _890792)
   Exit: (211) [system] get_char((0x55fbb4538270), 'I')
   Call: (211) [system] 'I'='('
   Fail: (211) [system] 'I'='('
   Call: (211) [system] 'I'='['
   Fail: (211) [system] 'I'='['
   Call: (211) [system] 'I'='{'
   Fail: (211) [system] 'I'='{'
   Call: (211) [system] 'I'='"'
   Fail: (211) [system] 'I'='"'
   Call: (211) [system] 'I'=!
   Fail: (211) [system] 'I'=!
   Call: (211) [system] 'I'='\''
   Fail: (211) [system] 'I'='\''
   Call: (211) [system] 'I'='`'
   Fail: (211) [system] 'I'='`'
   Call: (211) [system] 'I'=end_of_file
   Fail: (211) [system] 'I'=end_of_file
^  Call: (211) [user] read_symbolic(')', (0x55fbb4538270), 'I', _872924)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _908434)
   Call: (213) [system] peek_char((0x55fbb4538270), _909368)
   Exit: (213) [system] peek_char((0x55fbb4538270), m)
^  Call: (213) [user] is_delimiter(m)
   Call: (214) [system] char_type(m, space)
   Fail: (214) [system] char_type(m, space)
   Call: (214) [system] arg(_914088, v('(', ')', end_of_file), m)
   Fail: (214) [system] arg(_915020, v('(', ')', end_of_file), m)
^  Fail: (213) [user] is_delimiter(m)
   Call: (213) [system] ')'==m
   Fail: (213) [system] ')'==m
   Call: (213) [system] get_char((0x55fbb4538270), m)
   Exit: (213) [system] get_char((0x55fbb4538270), m)
   Call: (213) [system] m=(\)
   Fail: (213) [system] m=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _922370)
   Call: (214) [system] peek_char((0x55fbb4538270), _923304)
   Exit: (214) [system] peek_char((0x55fbb4538270), p)
^  Call: (214) [user] is_delimiter(p)
   Call: (215) [system] char_type(p, space)
   Fail: (215) [system] char_type(p, space)
   Call: (215) [system] arg(_928024, v('(', ')', end_of_file), p)
   Fail: (215) [system] arg(_928956, v('(', ')', end_of_file), p)
^  Fail: (214) [user] is_delimiter(p)
   Call: (214) [system] ')'==p
   Fail: (214) [system] ')'==p
   Call: (214) [system] get_char((0x55fbb4538270), p)
   Exit: (214) [system] get_char((0x55fbb4538270), p)
   Call: (214) [system] p=(\)
   Fail: (214) [system] p=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _936306)
   Call: (215) [system] peek_char((0x55fbb4538270), _937240)
   Exit: (215) [system] peek_char((0x55fbb4538270), l)
^  Call: (215) [user] is_delimiter(l)
   Call: (216) [system] char_type(l, space)
   Fail: (216) [system] char_type(l, space)
   Call: (216) [system] arg(_941960, v('(', ')', end_of_file), l)
   Fail: (216) [system] arg(_942892, v('(', ')', end_of_file), l)
^  Fail: (215) [user] is_delimiter(l)
   Call: (215) [system] ')'==l
   Fail: (215) [system] ')'==l
   Call: (215) [system] get_char((0x55fbb4538270), l)
   Exit: (215) [system] get_char((0x55fbb4538270), l)
   Call: (215) [system] l=(\)
   Fail: (215) [system] l=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _950242)
   Call: (216) [system] peek_char((0x55fbb4538270), _951176)
   Exit: (216) [system] peek_char((0x55fbb4538270), i)
^  Call: (216) [user] is_delimiter(i)
   Call: (217) [system] char_type(i, space)
   Fail: (217) [system] char_type(i, space)
   Call: (217) [system] arg(_955896, v('(', ')', end_of_file), i)
   Fail: (217) [system] arg(_956828, v('(', ')', end_of_file), i)
^  Fail: (216) [user] is_delimiter(i)
   Call: (216) [system] ')'==i
   Fail: (216) [system] ')'==i
   Call: (216) [system] get_char((0x55fbb4538270), i)
   Exit: (216) [system] get_char((0x55fbb4538270), i)
   Call: (216) [system] i=(\)
   Fail: (216) [system] i=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _964178)
   Call: (217) [system] peek_char((0x55fbb4538270), _965112)
   Exit: (217) [system] peek_char((0x55fbb4538270), c)
^  Call: (217) [user] is_delimiter(c)
   Call: (218) [system] char_type(c, space)
   Fail: (218) [system] char_type(c, space)
   Call: (218) [system] arg(_969832, v('(', ')', end_of_file), c)
   Fail: (218) [system] arg(_970764, v('(', ')', end_of_file), c)
^  Fail: (217) [user] is_delimiter(c)
   Call: (217) [system] ')'==c
   Fail: (217) [system] ')'==c
   Call: (217) [system] get_char((0x55fbb4538270), c)
   Exit: (217) [system] get_char((0x55fbb4538270), c)
   Call: (217) [system] c=(\)
   Fail: (217) [system] c=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _978114)
   Call: (218) [system] peek_char((0x55fbb4538270), _979048)
   Exit: (218) [system] peek_char((0x55fbb4538270), a)
^  Call: (218) [user] is_delimiter(a)
   Call: (219) [system] char_type(a, space)
   Fail: (219) [system] char_type(a, space)
   Call: (219) [system] arg(_983768, v('(', ')', end_of_file), a)
   Fail: (219) [system] arg(_984700, v('(', ')', end_of_file), a)
^  Fail: (218) [user] is_delimiter(a)
   Call: (218) [system] ')'==a
   Fail: (218) [system] ')'==a
   Call: (218) [system] get_char((0x55fbb4538270), a)
   Exit: (218) [system] get_char((0x55fbb4538270), a)
   Call: (218) [system] a=(\)
   Fail: (218) [system] a=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _992050)
   Call: (219) [system] peek_char((0x55fbb4538270), _992984)
   Exit: (219) [system] peek_char((0x55fbb4538270), t)
^  Call: (219) [user] is_delimiter(t)
   Call: (220) [system] char_type(t, space)
   Fail: (220) [system] char_type(t, space)
   Call: (220) [system] arg(_997704, v('(', ')', end_of_file), t)
   Fail: (220) [system] arg(_998636, v('(', ')', end_of_file), t)
^  Fail: (219) [user] is_delimiter(t)
   Call: (219) [system] ')'==t
   Fail: (219) [system] ')'==t
   Call: (219) [system] get_char((0x55fbb4538270), t)
   Exit: (219) [system] get_char((0x55fbb4538270), t)
   Call: (219) [system] t=(\)
   Fail: (219) [system] t=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1005986)
   Call: (220) [system] peek_char((0x55fbb4538270), _1006920)
   Exit: (220) [system] peek_char((0x55fbb4538270), i)
^  Call: (220) [user] is_delimiter(i)
   Call: (221) [system] char_type(i, space)
   Fail: (221) [system] char_type(i, space)
   Call: (221) [system] arg(_1011640, v('(', ')', end_of_file), i)
   Fail: (221) [system] arg(_1012572, v('(', ')', end_of_file), i)
^  Fail: (220) [user] is_delimiter(i)
   Call: (220) [system] ')'==i
   Fail: (220) [system] ')'==i
   Call: (220) [system] get_char((0x55fbb4538270), i)
   Exit: (220) [system] get_char((0x55fbb4538270), i)
   Call: (220) [system] i=(\)
   Fail: (220) [system] i=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1019922)
   Call: (221) [system] peek_char((0x55fbb4538270), _1020856)
   Exit: (221) [system] peek_char((0x55fbb4538270), o)
^  Call: (221) [user] is_delimiter(o)
   Call: (222) [system] char_type(o, space)
   Fail: (222) [system] char_type(o, space)
   Call: (222) [system] arg(_1025576, v('(', ')', end_of_file), o)
   Fail: (222) [system] arg(_1026508, v('(', ')', end_of_file), o)
^  Fail: (221) [user] is_delimiter(o)
   Call: (221) [system] ')'==o
   Fail: (221) [system] ')'==o
   Call: (221) [system] get_char((0x55fbb4538270), o)
   Exit: (221) [system] get_char((0x55fbb4538270), o)
   Call: (221) [system] o=(\)
   Fail: (221) [system] o=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1033858)
   Call: (222) [system] peek_char((0x55fbb4538270), _1034792)
   Exit: (222) [system] peek_char((0x55fbb4538270), n)
^  Call: (222) [user] is_delimiter(n)
   Call: (223) [system] char_type(n, space)
   Fail: (223) [system] char_type(n, space)
   Call: (223) [system] arg(_1039512, v('(', ')', end_of_file), n)
   Fail: (223) [system] arg(_1040444, v('(', ')', end_of_file), n)
^  Fail: (222) [user] is_delimiter(n)
   Call: (222) [system] ')'==n
   Fail: (222) [system] ')'==n
   Call: (222) [system] get_char((0x55fbb4538270), n)
   Exit: (222) [system] get_char((0x55fbb4538270), n)
   Call: (222) [system] n=(\)
   Fail: (222) [system] n=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _1047794)
   Call: (223) [system] peek_char((0x55fbb4538270), _1048728)
   Exit: (223) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (223) [user] is_delimiter(' ')
   Call: (224) [system] char_type(' ', space)
   Exit: (224) [system] char_type(' ', space)
^  Exit: (223) [user] is_delimiter(' ')
   Call: (223) [system] _1047794=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (222) [system] _1033858=[n]
   Exit: (222) [system] [n]=[n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (221) [system] _1019922=[o, n]
   Exit: (221) [system] [o, n]=[o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (220) [system] _1005986=[i, o, n]
   Exit: (220) [system] [i, o, n]=[i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (219) [system] _992050=[t, i, o, n]
   Exit: (219) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (218) [system] _978114=[a, t, i, o, n]
   Exit: (218) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (217) [system] _964178=[c, a, t, i, o, n]
   Exit: (217) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (216) [system] _950242=[i, c, a, t, i, o, n]
   Exit: (216) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (215) [system] _936306=[l, i, c, a, t, i, o, n]
   Exit: (215) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (214) [system] _922370=[p, l, i, c, a, t, i, o, n]
   Exit: (214) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (213) [system] _908434=[m, p, l, i, c, a, t, i, o, n]
   Exit: (213) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (212) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _872924)
^  Call: (213) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _1085952)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_1086904, _1086906), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1085952), _1086886, fail)), '$restore_trace'(_1086904, _1086906))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_1086904, _1086906))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1085952), _1086886, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(_1085952)
   Fail: (214) [system] atomic(_1085952)
   Call: (214) [system] atom_chars(_1085952, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (214) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (213) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (213) [system] integer('Implication')
   Fail: (213) [system] integer('Implication')
   Call: (213) [system] _872924='Implication'
   Exit: (213) [system] 'Implication'='Implication'
^  Exit: (212) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (211) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (210) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _1100902)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1102760)
   Exit: (212) [system] peek_char((0x55fbb4538270), ' ')
   Call: (212) [system] ' '=(;)
   Fail: (212) [system] ' '=(;)
   Call: (212) [system] ' '=(/)
   Fail: (212) [system] ' '=(/)
^  Call: (212) [user] is_like_space(' ')
   Call: (213) [system] char_type(' ', 'white')
   Exit: (213) [system] char_type(' ', 'white')
^  Exit: (212) [user] is_like_space(' ')
   Call: (212) [system] get_char((0x55fbb4538270), _1112354)
   Exit: (212) [system] get_char((0x55fbb4538270), ' ')
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1115058)
   Exit: (213) [system] peek_char((0x55fbb4538270), '(')
   Call: (213) [system] '('=(;)
   Fail: (213) [system] '('=(;)
   Call: (213) [system] '('=(/)
   Fail: (213) [system] '('=(/)
^  Call: (213) [user] is_like_space('(')
   Call: (214) [system] char_type('(', 'white')
   Fail: (214) [system] char_type('(', 'white')
   Call: (214) [system] char_type('(', end_of_line)
   Fail: (214) [system] char_type('(', end_of_line)
   Call: (214) [system] char_type('(', space)
   Fail: (214) [system] char_type('(', space)
   Call: (214) [system] char_type('(', cntrl)
   Fail: (214) [system] char_type('(', cntrl)
^  Fail: (213) [user] is_like_space('(')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1131992)
   Exit: (211) [system] peek_char((0x55fbb4538270), '(')
   Call: (211) [system] '('=')'
   Fail: (211) [system] '('=')'
   Call: (211) [system] '('=end_of_file
   Fail: (211) [system] '('=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55fbb4538270), _1137562)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1139420)
   Exit: (213) [system] peek_char((0x55fbb4538270), '(')
   Call: (213) [system] '('=(;)
   Fail: (213) [system] '('=(;)
   Call: (213) [system] '('=(/)
   Fail: (213) [system] '('=(/)
^  Call: (213) [user] is_like_space('(')
   Call: (214) [system] char_type('(', 'white')
   Fail: (214) [system] char_type('(', 'white')
   Call: (214) [system] char_type('(', end_of_line)
   Fail: (214) [system] char_type('(', end_of_line)
   Call: (214) [system] char_type('(', space)
   Fail: (214) [system] char_type('(', space)
   Call: (214) [system] char_type('(', cntrl)
   Fail: (214) [system] char_type('(', cntrl)
^  Fail: (213) [user] is_like_space('(')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] get_char((0x55fbb4538270), _1155430)
   Exit: (212) [system] get_char((0x55fbb4538270), '(')
   Call: (212) [system] '('='('
   Exit: (212) [system] '('='('
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _1137562)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1161000)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'A')
   Call: (214) [system] 'A'=(;)
   Fail: (214) [system] 'A'=(;)
   Call: (214) [system] 'A'=(/)
   Fail: (214) [system] 'A'=(/)
^  Call: (214) [user] is_like_space('A')
   Call: (215) [system] char_type('A', 'white')
   Fail: (215) [system] char_type('A', 'white')
   Call: (215) [system] char_type('A', end_of_line)
   Fail: (215) [system] char_type('A', end_of_line)
   Call: (215) [system] char_type('A', space)
   Fail: (215) [system] char_type('A', space)
   Call: (215) [system] char_type('A', cntrl)
   Fail: (215) [system] char_type('A', cntrl)
^  Fail: (214) [user] is_like_space('A')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1177010)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'A')
   Call: (213) [system] 'A'=')'
   Fail: (213) [system] 'A'=')'
   Call: (213) [system] 'A'=end_of_file
   Fail: (213) [system] 'A'=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55fbb4538270), _1182580)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1184438)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'A')
   Call: (215) [system] 'A'=(;)
   Fail: (215) [system] 'A'=(;)
   Call: (215) [system] 'A'=(/)
   Fail: (215) [system] 'A'=(/)
^  Call: (215) [user] is_like_space('A')
   Call: (216) [system] char_type('A', 'white')
   Fail: (216) [system] char_type('A', 'white')
   Call: (216) [system] char_type('A', end_of_line)
   Fail: (216) [system] char_type('A', end_of_line)
   Call: (216) [system] char_type('A', space)
   Fail: (216) [system] char_type('A', space)
   Call: (216) [system] char_type('A', cntrl)
   Fail: (216) [system] char_type('A', cntrl)
^  Fail: (215) [user] is_like_space('A')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] get_char((0x55fbb4538270), _1200448)
   Exit: (214) [system] get_char((0x55fbb4538270), 'A')
   Call: (214) [system] 'A'='('
   Fail: (214) [system] 'A'='('
   Call: (214) [system] 'A'='['
   Fail: (214) [system] 'A'='['
   Call: (214) [system] 'A'='{'
   Fail: (214) [system] 'A'='{'
   Call: (214) [system] 'A'='"'
   Fail: (214) [system] 'A'='"'
   Call: (214) [system] 'A'=!
   Fail: (214) [system] 'A'=!
   Call: (214) [system] 'A'='\''
   Fail: (214) [system] 'A'='\''
   Call: (214) [system] 'A'='`'
   Fail: (214) [system] 'A'='`'
   Call: (214) [system] 'A'=end_of_file
   Fail: (214) [system] 'A'=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1182580)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1218090)
   Call: (216) [system] peek_char((0x55fbb4538270), _1219024)
   Exit: (216) [system] peek_char((0x55fbb4538270), n)
^  Call: (216) [user] is_delimiter(n)
   Call: (217) [system] char_type(n, space)
   Fail: (217) [system] char_type(n, space)
   Call: (217) [system] arg(_1223744, v('(', ')', end_of_file), n)
   Fail: (217) [system] arg(_1224676, v('(', ')', end_of_file), n)
^  Fail: (216) [user] is_delimiter(n)
   Call: (216) [system] ')'==n
   Fail: (216) [system] ')'==n
   Call: (216) [system] get_char((0x55fbb4538270), n)
   Exit: (216) [system] get_char((0x55fbb4538270), n)
   Call: (216) [system] n=(\)
   Fail: (216) [system] n=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1232026)
   Call: (217) [system] peek_char((0x55fbb4538270), _1232960)
   Exit: (217) [system] peek_char((0x55fbb4538270), d)
^  Call: (217) [user] is_delimiter(d)
   Call: (218) [system] char_type(d, space)
   Fail: (218) [system] char_type(d, space)
   Call: (218) [system] arg(_1237680, v('(', ')', end_of_file), d)
   Fail: (218) [system] arg(_1238612, v('(', ')', end_of_file), d)
^  Fail: (217) [user] is_delimiter(d)
   Call: (217) [system] ')'==d
   Fail: (217) [system] ')'==d
   Call: (217) [system] get_char((0x55fbb4538270), d)
   Exit: (217) [system] get_char((0x55fbb4538270), d)
   Call: (217) [system] d=(\)
   Fail: (217) [system] d=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1245962)
   Call: (218) [system] peek_char((0x55fbb4538270), _1246896)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (218) [user] is_delimiter('L')
   Call: (219) [system] char_type('L', space)
   Fail: (219) [system] char_type('L', space)
   Call: (219) [system] arg(_1251616, v('(', ')', end_of_file), 'L')
   Fail: (219) [system] arg(_1252548, v('(', ')', end_of_file), 'L')
^  Fail: (218) [user] is_delimiter('L')
   Call: (218) [system] ')'=='L'
   Fail: (218) [system] ')'=='L'
   Call: (218) [system] get_char((0x55fbb4538270), 'L')
   Exit: (218) [system] get_char((0x55fbb4538270), 'L')
   Call: (218) [system] 'L'=(\)
   Fail: (218) [system] 'L'=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1259898)
   Call: (219) [system] peek_char((0x55fbb4538270), _1260832)
   Exit: (219) [system] peek_char((0x55fbb4538270), i)
^  Call: (219) [user] is_delimiter(i)
   Call: (220) [system] char_type(i, space)
   Fail: (220) [system] char_type(i, space)
   Call: (220) [system] arg(_1265552, v('(', ')', end_of_file), i)
   Fail: (220) [system] arg(_1266484, v('(', ')', end_of_file), i)
^  Fail: (219) [user] is_delimiter(i)
   Call: (219) [system] ')'==i
   Fail: (219) [system] ')'==i
   Call: (219) [system] get_char((0x55fbb4538270), i)
   Exit: (219) [system] get_char((0x55fbb4538270), i)
   Call: (219) [system] i=(\)
   Fail: (219) [system] i=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1273834)
   Call: (220) [system] peek_char((0x55fbb4538270), _1274768)
   Exit: (220) [system] peek_char((0x55fbb4538270), n)
^  Call: (220) [user] is_delimiter(n)
   Call: (221) [system] char_type(n, space)
   Fail: (221) [system] char_type(n, space)
   Call: (221) [system] arg(_1279488, v('(', ')', end_of_file), n)
   Fail: (221) [system] arg(_1280420, v('(', ')', end_of_file), n)
^  Fail: (220) [user] is_delimiter(n)
   Call: (220) [system] ')'==n
   Fail: (220) [system] ')'==n
   Call: (220) [system] get_char((0x55fbb4538270), n)
   Exit: (220) [system] get_char((0x55fbb4538270), n)
   Call: (220) [system] n=(\)
   Fail: (220) [system] n=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1287770)
   Call: (221) [system] peek_char((0x55fbb4538270), _1288704)
   Exit: (221) [system] peek_char((0x55fbb4538270), k)
^  Call: (221) [user] is_delimiter(k)
   Call: (222) [system] char_type(k, space)
   Fail: (222) [system] char_type(k, space)
   Call: (222) [system] arg(_1293424, v('(', ')', end_of_file), k)
   Fail: (222) [system] arg(_1294356, v('(', ')', end_of_file), k)
^  Fail: (221) [user] is_delimiter(k)
   Call: (221) [system] ')'==k
   Fail: (221) [system] ')'==k
   Call: (221) [system] get_char((0x55fbb4538270), k)
   Exit: (221) [system] get_char((0x55fbb4538270), k)
   Call: (221) [system] k=(\)
   Fail: (221) [system] k=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1301706)
   Call: (222) [system] peek_char((0x55fbb4538270), _1302640)
   Exit: (222) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (222) [user] is_delimiter(' ')
   Call: (223) [system] char_type(' ', space)
   Exit: (223) [system] char_type(' ', space)
^  Exit: (222) [user] is_delimiter(' ')
   Call: (222) [system] _1301706=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (221) [system] _1287770=[k]
   Exit: (221) [system] [k]=[k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (220) [system] _1273834=[n, k]
   Exit: (220) [system] [n, k]=[n, k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (219) [system] _1259898=[i, n, k]
   Exit: (219) [system] [i, n, k]=[i, n, k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (218) [system] _1245962=['L', i, n, k]
   Exit: (218) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (217) [system] _1232026=[d, 'L', i, n, k]
   Exit: (217) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (216) [system] _1218090=[n, d, 'L', i, n, k]
   Exit: (216) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (215) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _1182580)
^  Call: (216) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _1328688)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_1329640, _1329642), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1328688), _1329622, fail)), '$restore_trace'(_1329640, _1329642))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_1329640, _1329642))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1328688), _1329622, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(_1328688)
   Fail: (217) [system] atomic(_1328688)
   Call: (217) [system] atom_chars(_1328688, ['A', n, d, 'L', i, n, k])
   Exit: (217) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (216) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (216) [system] integer('AndLink')
   Fail: (216) [system] integer('AndLink')
   Call: (216) [system] _1182580='AndLink'
   Exit: (216) [system] 'AndLink'='AndLink'
^  Exit: (215) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (214) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (213) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (213) [user] read_list(')', (0x55fbb4538270), _1343638)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1345496)
   Exit: (215) [system] peek_char((0x55fbb4538270), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
   Call: (215) [system] ' '=(/)
   Fail: (215) [system] ' '=(/)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55fbb4538270), _1355090)
   Exit: (215) [system] get_char((0x55fbb4538270), ' ')
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1357794)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'A')
   Call: (216) [system] 'A'=(;)
   Fail: (216) [system] 'A'=(;)
   Call: (216) [system] 'A'=(/)
   Fail: (216) [system] 'A'=(/)
^  Call: (216) [user] is_like_space('A')
   Call: (217) [system] char_type('A', 'white')
   Fail: (217) [system] char_type('A', 'white')
   Call: (217) [system] char_type('A', end_of_line)
   Fail: (217) [system] char_type('A', end_of_line)
   Call: (217) [system] char_type('A', space)
   Fail: (217) [system] char_type('A', space)
   Call: (217) [system] char_type('A', cntrl)
   Fail: (217) [system] char_type('A', cntrl)
^  Fail: (216) [user] is_like_space('A')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1374728)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'A')
   Call: (214) [system] 'A'=')'
   Fail: (214) [system] 'A'=')'
   Call: (214) [system] 'A'=end_of_file
   Fail: (214) [system] 'A'=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55fbb4538270), _1380298)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1382156)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'A')
   Call: (216) [system] 'A'=(;)
   Fail: (216) [system] 'A'=(;)
   Call: (216) [system] 'A'=(/)
   Fail: (216) [system] 'A'=(/)
^  Call: (216) [user] is_like_space('A')
   Call: (217) [system] char_type('A', 'white')
   Fail: (217) [system] char_type('A', 'white')
   Call: (217) [system] char_type('A', end_of_line)
   Fail: (217) [system] char_type('A', end_of_line)
   Call: (217) [system] char_type('A', space)
   Fail: (217) [system] char_type('A', space)
   Call: (217) [system] char_type('A', cntrl)
   Fail: (217) [system] char_type('A', cntrl)
^  Fail: (216) [user] is_like_space('A')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] get_char((0x55fbb4538270), _1398166)
   Exit: (215) [system] get_char((0x55fbb4538270), 'A')
   Call: (215) [system] 'A'='('
   Fail: (215) [system] 'A'='('
   Call: (215) [system] 'A'='['
   Fail: (215) [system] 'A'='['
   Call: (215) [system] 'A'='{'
   Fail: (215) [system] 'A'='{'
   Call: (215) [system] 'A'='"'
   Fail: (215) [system] 'A'='"'
   Call: (215) [system] 'A'=!
   Fail: (215) [system] 'A'=!
   Call: (215) [system] 'A'='\''
   Fail: (215) [system] 'A'='\''
   Call: (215) [system] 'A'='`'
   Fail: (215) [system] 'A'='`'
   Call: (215) [system] 'A'=end_of_file
   Fail: (215) [system] 'A'=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1380298)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1415808)
   Call: (217) [system] peek_char((0x55fbb4538270), _1416742)
   Exit: (217) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (217) [user] is_delimiter(' ')
   Call: (218) [system] char_type(' ', space)
   Exit: (218) [system] char_type(' ', space)
^  Exit: (217) [user] is_delimiter(' ')
   Call: (217) [system] _1415808=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (216) [user] classify_and_convert_charseq(['A'], _1380298)
^  Call: (217) [user] classify_and_convert_charseq_(['A'], _1426026)
^  Call: (219) [system] setup_call_cleanup('$notrace'(_1426978, _1426980), once(user:catch(read_from_chars(['A'], _1426026), _1426960, fail)), '$restore_trace'(_1426978, _1426980))
^  Call: (220) [system] sig_atomic(system:'$notrace'(_1426978, _1426980))
^  Exit: (219) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1426026), _1426960, fail)), system:'$restore_trace'(3, -1))
   Call: (218) [system] atomic(_1426026)
   Fail: (218) [system] atomic(_1426026)
   Call: (218) [system] atom_chars(_1426026, ['A'])
   Exit: (218) [system] atom_chars('A', ['A'])
^  Exit: (217) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (217) [system] integer('A')
   Fail: (217) [system] integer('A')
   Call: (217) [system] _1380298='A'
   Exit: (217) [system] 'A'='A'
^  Exit: (216) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (215) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (214) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (214) [user] read_list(')', (0x55fbb4538270), _1440976)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1442834)
   Exit: (216) [system] peek_char((0x55fbb4538270), ' ')
   Call: (216) [system] ' '=(;)
   Fail: (216) [system] ' '=(;)
   Call: (216) [system] ' '=(/)
   Fail: (216) [system] ' '=(/)
^  Call: (216) [user] is_like_space(' ')
   Call: (217) [system] char_type(' ', 'white')
   Exit: (217) [system] char_type(' ', 'white')
^  Exit: (216) [user] is_like_space(' ')
   Call: (216) [system] get_char((0x55fbb4538270), _1452428)
   Exit: (216) [system] get_char((0x55fbb4538270), ' ')
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1455132)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'B')
   Call: (217) [system] 'B'=(;)
   Fail: (217) [system] 'B'=(;)
   Call: (217) [system] 'B'=(/)
   Fail: (217) [system] 'B'=(/)
^  Call: (217) [user] is_like_space('B')
   Call: (218) [system] char_type('B', 'white')
   Fail: (218) [system] char_type('B', 'white')
   Call: (218) [system] char_type('B', end_of_line)
   Fail: (218) [system] char_type('B', end_of_line)
   Call: (218) [system] char_type('B', space)
   Fail: (218) [system] char_type('B', space)
   Call: (218) [system] char_type('B', cntrl)
   Fail: (218) [system] char_type('B', cntrl)
^  Fail: (217) [user] is_like_space('B')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1472066)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'B')
   Call: (215) [system] 'B'=')'
   Fail: (215) [system] 'B'=')'
   Call: (215) [system] 'B'=end_of_file
   Fail: (215) [system] 'B'=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55fbb4538270), _1477636)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1479494)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'B')
   Call: (217) [system] 'B'=(;)
   Fail: (217) [system] 'B'=(;)
   Call: (217) [system] 'B'=(/)
   Fail: (217) [system] 'B'=(/)
^  Call: (217) [user] is_like_space('B')
   Call: (218) [system] char_type('B', 'white')
   Fail: (218) [system] char_type('B', 'white')
   Call: (218) [system] char_type('B', end_of_line)
   Fail: (218) [system] char_type('B', end_of_line)
   Call: (218) [system] char_type('B', space)
   Fail: (218) [system] char_type('B', space)
   Call: (218) [system] char_type('B', cntrl)
   Fail: (218) [system] char_type('B', cntrl)
^  Fail: (217) [user] is_like_space('B')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] get_char((0x55fbb4538270), _1495504)
   Exit: (216) [system] get_char((0x55fbb4538270), 'B')
   Call: (216) [system] 'B'='('
   Fail: (216) [system] 'B'='('
   Call: (216) [system] 'B'='['
   Fail: (216) [system] 'B'='['
   Call: (216) [system] 'B'='{'
   Fail: (216) [system] 'B'='{'
   Call: (216) [system] 'B'='"'
   Fail: (216) [system] 'B'='"'
   Call: (216) [system] 'B'=!
   Fail: (216) [system] 'B'=!
   Call: (216) [system] 'B'='\''
   Fail: (216) [system] 'B'='\''
   Call: (216) [system] 'B'='`'
   Fail: (216) [system] 'B'='`'
   Call: (216) [system] 'B'=end_of_file
   Fail: (216) [system] 'B'=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55fbb4538270), 'B', _1477636)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1513146)
   Call: (218) [system] peek_char((0x55fbb4538270), _1514080)
   Exit: (218) [system] peek_char((0x55fbb4538270), ')')
^  Call: (218) [user] is_delimiter(')')
   Call: (219) [system] char_type(')', space)
   Fail: (219) [system] char_type(')', space)
   Call: (219) [system] arg(_1518800, v('(', ')', end_of_file), ')')
   Exit: (219) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (218) [user] is_delimiter(')')
   Call: (218) [system] _1513146=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (217) [user] classify_and_convert_charseq(['B'], _1477636)
^  Call: (218) [user] classify_and_convert_charseq_(['B'], _1525236)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_1526188, _1526190), once(user:catch(read_from_chars(['B'], _1525236), _1526170, fail)), '$restore_trace'(_1526188, _1526190))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_1526188, _1526190))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1525236), _1526170, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(_1525236)
   Fail: (219) [system] atomic(_1525236)
   Call: (219) [system] atom_chars(_1525236, ['B'])
   Exit: (219) [system] atom_chars('B', ['B'])
^  Exit: (218) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (218) [system] integer('B')
   Fail: (218) [system] integer('B')
   Call: (218) [system] _1477636='B'
   Exit: (218) [system] 'B'='B'
^  Exit: (217) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (216) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (215) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (215) [user] read_list(')', (0x55fbb4538270), _1540186)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1542044)
   Exit: (217) [system] peek_char((0x55fbb4538270), ')')
   Call: (217) [system] ')'=(;)
   Fail: (217) [system] ')'=(;)
   Call: (217) [system] ')'=(/)
   Fail: (217) [system] ')'=(/)
^  Call: (217) [user] is_like_space(')')
   Call: (218) [system] char_type(')', 'white')
   Fail: (218) [system] char_type(')', 'white')
   Call: (218) [system] char_type(')', end_of_line)
   Fail: (218) [system] char_type(')', end_of_line)
   Call: (218) [system] char_type(')', space)
   Fail: (218) [system] char_type(')', space)
   Call: (218) [system] char_type(')', cntrl)
   Fail: (218) [system] char_type(')', cntrl)
^  Fail: (217) [user] is_like_space(')')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1558054)
   Exit: (216) [system] peek_char((0x55fbb4538270), ')')
   Call: (216) [system] ')'=')'
   Exit: (216) [system] ')'=')'
   Call: (216) [system] get_char((0x55fbb4538270), _1561844)
   Exit: (216) [system] get_char((0x55fbb4538270), ')')
   Call: (216) [system] _1540186=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_list(')', (0x55fbb4538270), [])
   Call: (215) [system] _1440976=['B']
   Exit: (215) [system] ['B']=['B']
^  Exit: (214) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (214) [system] _1343638=['A', 'B']
   Exit: (214) [system] ['A', 'B']=['A', 'B']
^  Exit: (213) [user] read_list(')', (0x55fbb4538270), ['A', 'B'])
   Call: (213) [system] _1137562=['AndLink', 'A', 'B']
   Exit: (213) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (212) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Exit: (211) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _1575726)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1577584)
   Exit: (213) [system] peek_char((0x55fbb4538270), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
   Call: (213) [system] ' '=(/)
   Fail: (213) [system] ' '=(/)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55fbb4538270), _1587178)
   Exit: (213) [system] get_char((0x55fbb4538270), ' ')
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1589882)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'C')
   Call: (214) [system] 'C'=(;)
   Fail: (214) [system] 'C'=(;)
   Call: (214) [system] 'C'=(/)
   Fail: (214) [system] 'C'=(/)
^  Call: (214) [user] is_like_space('C')
   Call: (215) [system] char_type('C', 'white')
   Fail: (215) [system] char_type('C', 'white')
   Call: (215) [system] char_type('C', end_of_line)
   Fail: (215) [system] char_type('C', end_of_line)
   Call: (215) [system] char_type('C', space)
   Fail: (215) [system] char_type('C', space)
   Call: (215) [system] char_type('C', cntrl)
   Fail: (215) [system] char_type('C', cntrl)
^  Fail: (214) [user] is_like_space('C')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1606816)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'C')
   Call: (212) [system] 'C'=')'
   Fail: (212) [system] 'C'=')'
   Call: (212) [system] 'C'=end_of_file
   Fail: (212) [system] 'C'=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55fbb4538270), _1612386)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1614244)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'C')
   Call: (214) [system] 'C'=(;)
   Fail: (214) [system] 'C'=(;)
   Call: (214) [system] 'C'=(/)
   Fail: (214) [system] 'C'=(/)
^  Call: (214) [user] is_like_space('C')
   Call: (215) [system] char_type('C', 'white')
   Fail: (215) [system] char_type('C', 'white')
   Call: (215) [system] char_type('C', end_of_line)
   Fail: (215) [system] char_type('C', end_of_line)
   Call: (215) [system] char_type('C', space)
   Fail: (215) [system] char_type('C', space)
   Call: (215) [system] char_type('C', cntrl)
   Fail: (215) [system] char_type('C', cntrl)
^  Fail: (214) [user] is_like_space('C')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] get_char((0x55fbb4538270), _1630254)
   Exit: (213) [system] get_char((0x55fbb4538270), 'C')
   Call: (213) [system] 'C'='('
   Fail: (213) [system] 'C'='('
   Call: (213) [system] 'C'='['
   Fail: (213) [system] 'C'='['
   Call: (213) [system] 'C'='{'
   Fail: (213) [system] 'C'='{'
   Call: (213) [system] 'C'='"'
   Fail: (213) [system] 'C'='"'
   Call: (213) [system] 'C'=!
   Fail: (213) [system] 'C'=!
   Call: (213) [system] 'C'='\''
   Fail: (213) [system] 'C'='\''
   Call: (213) [system] 'C'='`'
   Fail: (213) [system] 'C'='`'
   Call: (213) [system] 'C'=end_of_file
   Fail: (213) [system] 'C'=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55fbb4538270), 'C', _1612386)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1647896)
   Call: (215) [system] peek_char((0x55fbb4538270), _1648830)
   Exit: (215) [system] peek_char((0x55fbb4538270), ')')
^  Call: (215) [user] is_delimiter(')')
   Call: (216) [system] char_type(')', space)
   Fail: (216) [system] char_type(')', space)
   Call: (216) [system] arg(_1653550, v('(', ')', end_of_file), ')')
   Exit: (216) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (215) [user] is_delimiter(')')
   Call: (215) [system] _1647896=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (214) [user] classify_and_convert_charseq(['C'], _1612386)
^  Call: (215) [user] classify_and_convert_charseq_(['C'], _1659986)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_1660938, _1660940), once(user:catch(read_from_chars(['C'], _1659986), _1660920, fail)), '$restore_trace'(_1660938, _1660940))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_1660938, _1660940))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1659986), _1660920, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(_1659986)
   Fail: (216) [system] atomic(_1659986)
   Call: (216) [system] atom_chars(_1659986, ['C'])
   Exit: (216) [system] atom_chars('C', ['C'])
^  Exit: (215) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (215) [system] integer('C')
   Fail: (215) [system] integer('C')
   Call: (215) [system] _1612386='C'
   Exit: (215) [system] 'C'='C'
^  Exit: (214) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (213) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (212) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _1674936)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1676794)
   Exit: (214) [system] peek_char((0x55fbb4538270), ')')
   Call: (214) [system] ')'=(;)
   Fail: (214) [system] ')'=(;)
   Call: (214) [system] ')'=(/)
   Fail: (214) [system] ')'=(/)
^  Call: (214) [user] is_like_space(')')
   Call: (215) [system] char_type(')', 'white')
   Fail: (215) [system] char_type(')', 'white')
   Call: (215) [system] char_type(')', end_of_line)
   Fail: (215) [system] char_type(')', end_of_line)
   Call: (215) [system] char_type(')', space)
   Fail: (215) [system] char_type(')', space)
   Call: (215) [system] char_type(')', cntrl)
   Fail: (215) [system] char_type(')', cntrl)
^  Fail: (214) [user] is_like_space(')')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1692804)
   Exit: (213) [system] peek_char((0x55fbb4538270), ')')
   Call: (213) [system] ')'=')'
   Exit: (213) [system] ')'=')'
   Call: (213) [system] get_char((0x55fbb4538270), _1696594)
   Exit: (213) [system] get_char((0x55fbb4538270), ')')
   Call: (213) [system] _1674936=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_list(')', (0x55fbb4538270), [])
   Call: (212) [system] _1575726=['C']
   Exit: (212) [system] ['C']=['C']
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), ['C'])
   Call: (211) [system] _1100902=[['AndLink', 'A', 'B'], 'C']
   Exit: (211) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'A', 'B'], 'C'])
   Call: (210) [system] _827906=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (210) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (208) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _1710476)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1712334)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
   Call: (210) [system] ' '=(/)
   Fail: (210) [system] ' '=(/)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55fbb4538270), _1721928)
   Exit: (210) [system] get_char((0x55fbb4538270), ' ')
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1724632)
   Exit: (211) [system] peek_char((0x55fbb4538270), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
   Call: (211) [system] '('=(/)
   Fail: (211) [system] '('=(/)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1741566)
   Exit: (209) [system] peek_char((0x55fbb4538270), '(')
   Call: (209) [system] '('=')'
   Fail: (209) [system] '('=')'
   Call: (209) [system] '('=end_of_file
   Fail: (209) [system] '('=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55fbb4538270), _1747136)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1748994)
   Exit: (211) [system] peek_char((0x55fbb4538270), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
   Call: (211) [system] '('=(/)
   Fail: (211) [system] '('=(/)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] get_char((0x55fbb4538270), _1765004)
   Exit: (210) [system] get_char((0x55fbb4538270), '(')
   Call: (210) [system] '('='('
   Exit: (210) [system] '('='('
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _1747136)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1770574)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'O')
   Call: (212) [system] 'O'=(;)
   Fail: (212) [system] 'O'=(;)
   Call: (212) [system] 'O'=(/)
   Fail: (212) [system] 'O'=(/)
^  Call: (212) [user] is_like_space('O')
   Call: (213) [system] char_type('O', 'white')
   Fail: (213) [system] char_type('O', 'white')
   Call: (213) [system] char_type('O', end_of_line)
   Fail: (213) [system] char_type('O', end_of_line)
   Call: (213) [system] char_type('O', space)
   Fail: (213) [system] char_type('O', space)
   Call: (213) [system] char_type('O', cntrl)
   Fail: (213) [system] char_type('O', cntrl)
^  Fail: (212) [user] is_like_space('O')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1786584)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'O')
   Call: (211) [system] 'O'=')'
   Fail: (211) [system] 'O'=')'
   Call: (211) [system] 'O'=end_of_file
   Fail: (211) [system] 'O'=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55fbb4538270), _1792154)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1794012)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'O')
   Call: (213) [system] 'O'=(;)
   Fail: (213) [system] 'O'=(;)
   Call: (213) [system] 'O'=(/)
   Fail: (213) [system] 'O'=(/)
^  Call: (213) [user] is_like_space('O')
   Call: (214) [system] char_type('O', 'white')
   Fail: (214) [system] char_type('O', 'white')
   Call: (214) [system] char_type('O', end_of_line)
   Fail: (214) [system] char_type('O', end_of_line)
   Call: (214) [system] char_type('O', space)
   Fail: (214) [system] char_type('O', space)
   Call: (214) [system] char_type('O', cntrl)
   Fail: (214) [system] char_type('O', cntrl)
^  Fail: (213) [user] is_like_space('O')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] get_char((0x55fbb4538270), _1810022)
   Exit: (212) [system] get_char((0x55fbb4538270), 'O')
   Call: (212) [system] 'O'='('
   Fail: (212) [system] 'O'='('
   Call: (212) [system] 'O'='['
   Fail: (212) [system] 'O'='['
   Call: (212) [system] 'O'='{'
   Fail: (212) [system] 'O'='{'
   Call: (212) [system] 'O'='"'
   Fail: (212) [system] 'O'='"'
   Call: (212) [system] 'O'=!
   Fail: (212) [system] 'O'=!
   Call: (212) [system] 'O'='\''
   Fail: (212) [system] 'O'='\''
   Call: (212) [system] 'O'='`'
   Fail: (212) [system] 'O'='`'
   Call: (212) [system] 'O'=end_of_file
   Fail: (212) [system] 'O'=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55fbb4538270), 'O', _1792154)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1827664)
   Call: (214) [system] peek_char((0x55fbb4538270), _1828598)
   Exit: (214) [system] peek_char((0x55fbb4538270), r)
^  Call: (214) [user] is_delimiter(r)
   Call: (215) [system] char_type(r, space)
   Fail: (215) [system] char_type(r, space)
   Call: (215) [system] arg(_1833318, v('(', ')', end_of_file), r)
   Fail: (215) [system] arg(_1834250, v('(', ')', end_of_file), r)
^  Fail: (214) [user] is_delimiter(r)
   Call: (214) [system] ')'==r
   Fail: (214) [system] ')'==r
   Call: (214) [system] get_char((0x55fbb4538270), r)
   Exit: (214) [system] get_char((0x55fbb4538270), r)
   Call: (214) [system] r=(\)
   Fail: (214) [system] r=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1841600)
   Call: (215) [system] peek_char((0x55fbb4538270), _1842534)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (215) [user] is_delimiter('L')
   Call: (216) [system] char_type('L', space)
   Fail: (216) [system] char_type('L', space)
   Call: (216) [system] arg(_1847254, v('(', ')', end_of_file), 'L')
   Fail: (216) [system] arg(_1848186, v('(', ')', end_of_file), 'L')
^  Fail: (215) [user] is_delimiter('L')
   Call: (215) [system] ')'=='L'
   Fail: (215) [system] ')'=='L'
   Call: (215) [system] get_char((0x55fbb4538270), 'L')
   Exit: (215) [system] get_char((0x55fbb4538270), 'L')
   Call: (215) [system] 'L'=(\)
   Fail: (215) [system] 'L'=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1855536)
   Call: (216) [system] peek_char((0x55fbb4538270), _1856470)
   Exit: (216) [system] peek_char((0x55fbb4538270), i)
^  Call: (216) [user] is_delimiter(i)
   Call: (217) [system] char_type(i, space)
   Fail: (217) [system] char_type(i, space)
   Call: (217) [system] arg(_1861190, v('(', ')', end_of_file), i)
   Fail: (217) [system] arg(_1862122, v('(', ')', end_of_file), i)
^  Fail: (216) [user] is_delimiter(i)
   Call: (216) [system] ')'==i
   Fail: (216) [system] ')'==i
   Call: (216) [system] get_char((0x55fbb4538270), i)
   Exit: (216) [system] get_char((0x55fbb4538270), i)
   Call: (216) [system] i=(\)
   Fail: (216) [system] i=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1869472)
   Call: (217) [system] peek_char((0x55fbb4538270), _1870406)
   Exit: (217) [system] peek_char((0x55fbb4538270), n)
^  Call: (217) [user] is_delimiter(n)
   Call: (218) [system] char_type(n, space)
   Fail: (218) [system] char_type(n, space)
   Call: (218) [system] arg(_1875126, v('(', ')', end_of_file), n)
   Fail: (218) [system] arg(_1876058, v('(', ')', end_of_file), n)
^  Fail: (217) [user] is_delimiter(n)
   Call: (217) [system] ')'==n
   Fail: (217) [system] ')'==n
   Call: (217) [system] get_char((0x55fbb4538270), n)
   Exit: (217) [system] get_char((0x55fbb4538270), n)
   Call: (217) [system] n=(\)
   Fail: (217) [system] n=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1883408)
   Call: (218) [system] peek_char((0x55fbb4538270), _1884342)
   Exit: (218) [system] peek_char((0x55fbb4538270), k)
^  Call: (218) [user] is_delimiter(k)
   Call: (219) [system] char_type(k, space)
   Fail: (219) [system] char_type(k, space)
   Call: (219) [system] arg(_1889062, v('(', ')', end_of_file), k)
   Fail: (219) [system] arg(_1889994, v('(', ')', end_of_file), k)
^  Fail: (218) [user] is_delimiter(k)
   Call: (218) [system] ')'==k
   Fail: (218) [system] ')'==k
   Call: (218) [system] get_char((0x55fbb4538270), k)
   Exit: (218) [system] get_char((0x55fbb4538270), k)
   Call: (218) [system] k=(\)
   Fail: (218) [system] k=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1897344)
   Call: (219) [system] peek_char((0x55fbb4538270), _1898278)
   Exit: (219) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (219) [user] is_delimiter(' ')
   Call: (220) [system] char_type(' ', space)
   Exit: (220) [system] char_type(' ', space)
^  Exit: (219) [user] is_delimiter(' ')
   Call: (219) [system] _1897344=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (218) [system] _1883408=[k]
   Exit: (218) [system] [k]=[k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (217) [system] _1869472=[n, k]
   Exit: (217) [system] [n, k]=[n, k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (216) [system] _1855536=[i, n, k]
   Exit: (216) [system] [i, n, k]=[i, n, k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (215) [system] _1841600=['L', i, n, k]
   Exit: (215) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (214) [system] _1827664=[r, 'L', i, n, k]
   Exit: (214) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (213) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _1792154)
^  Call: (214) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _1921532)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_1922484, _1922486), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1921532), _1922466, fail)), '$restore_trace'(_1922484, _1922486))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_1922484, _1922486))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1921532), _1922466, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(_1921532)
   Fail: (215) [system] atomic(_1921532)
   Call: (215) [system] atom_chars(_1921532, ['O', r, 'L', i, n, k])
   Exit: (215) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (214) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (214) [system] integer('OrLink')
   Fail: (214) [system] integer('OrLink')
   Call: (214) [system] _1792154='OrLink'
   Exit: (214) [system] 'OrLink'='OrLink'
^  Exit: (213) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (212) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (211) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _1936482)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1938340)
   Exit: (213) [system] peek_char((0x55fbb4538270), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
   Call: (213) [system] ' '=(/)
   Fail: (213) [system] ' '=(/)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55fbb4538270), _1947934)
   Exit: (213) [system] get_char((0x55fbb4538270), ' ')
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1950638)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'B')
   Call: (214) [system] 'B'=(;)
   Fail: (214) [system] 'B'=(;)
   Call: (214) [system] 'B'=(/)
   Fail: (214) [system] 'B'=(/)
^  Call: (214) [user] is_like_space('B')
   Call: (215) [system] char_type('B', 'white')
   Fail: (215) [system] char_type('B', 'white')
   Call: (215) [system] char_type('B', end_of_line)
   Fail: (215) [system] char_type('B', end_of_line)
   Call: (215) [system] char_type('B', space)
   Fail: (215) [system] char_type('B', space)
   Call: (215) [system] char_type('B', cntrl)
   Fail: (215) [system] char_type('B', cntrl)
^  Fail: (214) [user] is_like_space('B')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1967572)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'B')
   Call: (212) [system] 'B'=')'
   Fail: (212) [system] 'B'=')'
   Call: (212) [system] 'B'=end_of_file
   Fail: (212) [system] 'B'=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55fbb4538270), _1973142)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1975000)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'B')
   Call: (214) [system] 'B'=(;)
   Fail: (214) [system] 'B'=(;)
   Call: (214) [system] 'B'=(/)
   Fail: (214) [system] 'B'=(/)
^  Call: (214) [user] is_like_space('B')
   Call: (215) [system] char_type('B', 'white')
   Fail: (215) [system] char_type('B', 'white')
   Call: (215) [system] char_type('B', end_of_line)
   Fail: (215) [system] char_type('B', end_of_line)
   Call: (215) [system] char_type('B', space)
   Fail: (215) [system] char_type('B', space)
   Call: (215) [system] char_type('B', cntrl)
   Fail: (215) [system] char_type('B', cntrl)
^  Fail: (214) [user] is_like_space('B')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] get_char((0x55fbb4538270), _1991010)
   Exit: (213) [system] get_char((0x55fbb4538270), 'B')
   Call: (213) [system] 'B'='('
   Fail: (213) [system] 'B'='('
   Call: (213) [system] 'B'='['
   Fail: (213) [system] 'B'='['
   Call: (213) [system] 'B'='{'
   Fail: (213) [system] 'B'='{'
   Call: (213) [system] 'B'='"'
   Fail: (213) [system] 'B'='"'
   Call: (213) [system] 'B'=!
   Fail: (213) [system] 'B'=!
   Call: (213) [system] 'B'='\''
   Fail: (213) [system] 'B'='\''
   Call: (213) [system] 'B'='`'
   Fail: (213) [system] 'B'='`'
   Call: (213) [system] 'B'=end_of_file
   Fail: (213) [system] 'B'=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55fbb4538270), 'B', _1973142)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _2008652)
   Call: (215) [system] peek_char((0x55fbb4538270), _2009586)
   Exit: (215) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (215) [user] is_delimiter(' ')
   Call: (216) [system] char_type(' ', space)
   Exit: (216) [system] char_type(' ', space)
^  Exit: (215) [user] is_delimiter(' ')
   Call: (215) [system] _2008652=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (214) [user] classify_and_convert_charseq(['B'], _1973142)
^  Call: (215) [user] classify_and_convert_charseq_(['B'], _2018870)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_2019822, _2019824), once(user:catch(read_from_chars(['B'], _2018870), _2019804, fail)), '$restore_trace'(_2019822, _2019824))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_2019822, _2019824))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _2018870), _2019804, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(_2018870)
   Fail: (216) [system] atomic(_2018870)
   Call: (216) [system] atom_chars(_2018870, ['B'])
   Exit: (216) [system] atom_chars('B', ['B'])
^  Exit: (215) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (215) [system] integer('B')
   Fail: (215) [system] integer('B')
   Call: (215) [system] _1973142='B'
   Exit: (215) [system] 'B'='B'
^  Exit: (214) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (213) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (212) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _2033820)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _2035678)
   Exit: (214) [system] peek_char((0x55fbb4538270), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
   Call: (214) [system] ' '=(/)
   Fail: (214) [system] ' '=(/)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55fbb4538270), _2045272)
   Exit: (214) [system] get_char((0x55fbb4538270), ' ')
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _2047976)
   Exit: (215) [system] peek_char((0x55fbb4538270), '(')
   Call: (215) [system] '('=(;)
   Fail: (215) [system] '('=(;)
   Call: (215) [system] '('=(/)
   Fail: (215) [system] '('=(/)
^  Call: (215) [user] is_like_space('(')
   Call: (216) [system] char_type('(', 'white')
   Fail: (216) [system] char_type('(', 'white')
   Call: (216) [system] char_type('(', end_of_line)
   Fail: (216) [system] char_type('(', end_of_line)
   Call: (216) [system] char_type('(', space)
   Fail: (216) [system] char_type('(', space)
   Call: (216) [system] char_type('(', cntrl)
   Fail: (216) [system] char_type('(', cntrl)
^  Fail: (215) [user] is_like_space('(')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _2064910)
   Exit: (213) [system] peek_char((0x55fbb4538270), '(')
   Call: (213) [system] '('=')'
   Fail: (213) [system] '('=')'
   Call: (213) [system] '('=end_of_file
   Fail: (213) [system] '('=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55fbb4538270), _2070480)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _2072338)
   Exit: (215) [system] peek_char((0x55fbb4538270), '(')
   Call: (215) [system] '('=(;)
   Fail: (215) [system] '('=(;)
   Call: (215) [system] '('=(/)
   Fail: (215) [system] '('=(/)
^  Call: (215) [user] is_like_space('(')
   Call: (216) [system] char_type('(', 'white')
   Fail: (216) [system] char_type('(', 'white')
   Call: (216) [system] char_type('(', end_of_line)
   Fail: (216) [system] char_type('(', end_of_line)
   Call: (216) [system] char_type('(', space)
   Fail: (216) [system] char_type('(', space)
   Call: (216) [system] char_type('(', cntrl)
   Fail: (216) [system] char_type('(', cntrl)
^  Fail: (215) [user] is_like_space('(')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] get_char((0x55fbb4538270), _2088348)
   Exit: (214) [system] get_char((0x55fbb4538270), '(')
   Call: (214) [system] '('='('
   Exit: (214) [system] '('='('
^  Call: (214) [user] read_list(')', (0x55fbb4538270), _2070480)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _2093918)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'I')
   Call: (216) [system] 'I'=(;)
   Fail: (216) [system] 'I'=(;)
   Call: (216) [system] 'I'=(/)
   Fail: (216) [system] 'I'=(/)
^  Call: (216) [user] is_like_space('I')
   Call: (217) [system] char_type('I', 'white')
   Fail: (217) [system] char_type('I', 'white')
   Call: (217) [system] char_type('I', end_of_line)
   Fail: (217) [system] char_type('I', end_of_line)
   Call: (217) [system] char_type('I', space)
   Fail: (217) [system] char_type('I', space)
   Call: (217) [system] char_type('I', cntrl)
   Fail: (217) [system] char_type('I', cntrl)
^  Fail: (216) [user] is_like_space('I')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _18022)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'I')
   Call: (215) [system] 'I'=')'
   Fail: (215) [system] 'I'=')'
   Call: (215) [system] 'I'=end_of_file
   Fail: (215) [system] 'I'=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55fbb4538270), _23592)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _25450)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'I')
   Call: (217) [system] 'I'=(;)
   Fail: (217) [system] 'I'=(;)
   Call: (217) [system] 'I'=(/)
   Fail: (217) [system] 'I'=(/)
^  Call: (217) [user] is_like_space('I')
   Call: (218) [system] char_type('I', 'white')
   Fail: (218) [system] char_type('I', 'white')
   Call: (218) [system] char_type('I', end_of_line)
   Fail: (218) [system] char_type('I', end_of_line)
   Call: (218) [system] char_type('I', space)
   Fail: (218) [system] char_type('I', space)
   Call: (218) [system] char_type('I', cntrl)
   Fail: (218) [system] char_type('I', cntrl)
^  Fail: (217) [user] is_like_space('I')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] get_char((0x55fbb4538270), _41460)
   Exit: (216) [system] get_char((0x55fbb4538270), 'I')
   Call: (216) [system] 'I'='('
   Fail: (216) [system] 'I'='('
   Call: (216) [system] 'I'='['
   Fail: (216) [system] 'I'='['
   Call: (216) [system] 'I'='{'
   Fail: (216) [system] 'I'='{'
   Call: (216) [system] 'I'='"'
   Fail: (216) [system] 'I'='"'
   Call: (216) [system] 'I'=!
   Fail: (216) [system] 'I'=!
   Call: (216) [system] 'I'='\''
   Fail: (216) [system] 'I'='\''
   Call: (216) [system] 'I'='`'
   Fail: (216) [system] 'I'='`'
   Call: (216) [system] 'I'=end_of_file
   Fail: (216) [system] 'I'=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55fbb4538270), 'I', _23592)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _59102)
   Call: (218) [system] peek_char((0x55fbb4538270), _60036)
   Exit: (218) [system] peek_char((0x55fbb4538270), m)
^  Call: (218) [user] is_delimiter(m)
   Call: (219) [system] char_type(m, space)
   Fail: (219) [system] char_type(m, space)
   Call: (219) [system] arg(_64756, v('(', ')', end_of_file), m)
   Fail: (219) [system] arg(_65688, v('(', ')', end_of_file), m)
^  Fail: (218) [user] is_delimiter(m)
   Call: (218) [system] ')'==m
   Fail: (218) [system] ')'==m
   Call: (218) [system] get_char((0x55fbb4538270), m)
   Exit: (218) [system] get_char((0x55fbb4538270), m)
   Call: (218) [system] m=(\)
   Fail: (218) [system] m=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _73038)
   Call: (219) [system] peek_char((0x55fbb4538270), _73972)
   Exit: (219) [system] peek_char((0x55fbb4538270), p)
^  Call: (219) [user] is_delimiter(p)
   Call: (220) [system] char_type(p, space)
   Fail: (220) [system] char_type(p, space)
   Call: (220) [system] arg(_78692, v('(', ')', end_of_file), p)
   Fail: (220) [system] arg(_79624, v('(', ')', end_of_file), p)
^  Fail: (219) [user] is_delimiter(p)
   Call: (219) [system] ')'==p
   Fail: (219) [system] ')'==p
   Call: (219) [system] get_char((0x55fbb4538270), p)
   Exit: (219) [system] get_char((0x55fbb4538270), p)
   Call: (219) [system] p=(\)
   Fail: (219) [system] p=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _86974)
   Call: (220) [system] peek_char((0x55fbb4538270), _87908)
   Exit: (220) [system] peek_char((0x55fbb4538270), l)
^  Call: (220) [user] is_delimiter(l)
   Call: (221) [system] char_type(l, space)
   Fail: (221) [system] char_type(l, space)
   Call: (221) [system] arg(_92628, v('(', ')', end_of_file), l)
   Fail: (221) [system] arg(_93560, v('(', ')', end_of_file), l)
^  Fail: (220) [user] is_delimiter(l)
   Call: (220) [system] ')'==l
   Fail: (220) [system] ')'==l
   Call: (220) [system] get_char((0x55fbb4538270), l)
   Exit: (220) [system] get_char((0x55fbb4538270), l)
   Call: (220) [system] l=(\)
   Fail: (220) [system] l=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _100910)
   Call: (221) [system] peek_char((0x55fbb4538270), _101844)
   Exit: (221) [system] peek_char((0x55fbb4538270), i)
^  Call: (221) [user] is_delimiter(i)
   Call: (222) [system] char_type(i, space)
   Fail: (222) [system] char_type(i, space)
   Call: (222) [system] arg(_106564, v('(', ')', end_of_file), i)
   Fail: (222) [system] arg(_107496, v('(', ')', end_of_file), i)
^  Fail: (221) [user] is_delimiter(i)
   Call: (221) [system] ')'==i
   Fail: (221) [system] ')'==i
   Call: (221) [system] get_char((0x55fbb4538270), i)
   Exit: (221) [system] get_char((0x55fbb4538270), i)
   Call: (221) [system] i=(\)
   Fail: (221) [system] i=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _114846)
   Call: (222) [system] peek_char((0x55fbb4538270), _115780)
   Exit: (222) [system] peek_char((0x55fbb4538270), c)
^  Call: (222) [user] is_delimiter(c)
   Call: (223) [system] char_type(c, space)
   Fail: (223) [system] char_type(c, space)
   Call: (223) [system] arg(_120500, v('(', ')', end_of_file), c)
   Fail: (223) [system] arg(_121432, v('(', ')', end_of_file), c)
^  Fail: (222) [user] is_delimiter(c)
   Call: (222) [system] ')'==c
   Fail: (222) [system] ')'==c
   Call: (222) [system] get_char((0x55fbb4538270), c)
   Exit: (222) [system] get_char((0x55fbb4538270), c)
   Call: (222) [system] c=(\)
   Fail: (222) [system] c=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _128782)
   Call: (223) [system] peek_char((0x55fbb4538270), _129716)
   Exit: (223) [system] peek_char((0x55fbb4538270), a)
^  Call: (223) [user] is_delimiter(a)
   Call: (224) [system] char_type(a, space)
   Fail: (224) [system] char_type(a, space)
   Call: (224) [system] arg(_134436, v('(', ')', end_of_file), a)
   Fail: (224) [system] arg(_135368, v('(', ')', end_of_file), a)
^  Fail: (223) [user] is_delimiter(a)
   Call: (223) [system] ')'==a
   Fail: (223) [system] ')'==a
   Call: (223) [system] get_char((0x55fbb4538270), a)
   Exit: (223) [system] get_char((0x55fbb4538270), a)
   Call: (223) [system] a=(\)
   Fail: (223) [system] a=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _142718)
   Call: (224) [system] peek_char((0x55fbb4538270), _143652)
   Exit: (224) [system] peek_char((0x55fbb4538270), t)
^  Call: (224) [user] is_delimiter(t)
   Call: (225) [system] char_type(t, space)
   Fail: (225) [system] char_type(t, space)
   Call: (225) [system] arg(_148372, v('(', ')', end_of_file), t)
   Fail: (225) [system] arg(_149304, v('(', ')', end_of_file), t)
^  Fail: (224) [user] is_delimiter(t)
   Call: (224) [system] ')'==t
   Fail: (224) [system] ')'==t
   Call: (224) [system] get_char((0x55fbb4538270), t)
   Exit: (224) [system] get_char((0x55fbb4538270), t)
   Call: (224) [system] t=(\)
   Fail: (224) [system] t=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _156654)
   Call: (225) [system] peek_char((0x55fbb4538270), _157588)
   Exit: (225) [system] peek_char((0x55fbb4538270), i)
^  Call: (225) [user] is_delimiter(i)
   Call: (226) [system] char_type(i, space)
   Fail: (226) [system] char_type(i, space)
   Call: (226) [system] arg(_162308, v('(', ')', end_of_file), i)
   Fail: (226) [system] arg(_163240, v('(', ')', end_of_file), i)
^  Fail: (225) [user] is_delimiter(i)
   Call: (225) [system] ')'==i
   Fail: (225) [system] ')'==i
   Call: (225) [system] get_char((0x55fbb4538270), i)
   Exit: (225) [system] get_char((0x55fbb4538270), i)
   Call: (225) [system] i=(\)
   Fail: (225) [system] i=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _170590)
   Call: (226) [system] peek_char((0x55fbb4538270), _171524)
   Exit: (226) [system] peek_char((0x55fbb4538270), o)
^  Call: (226) [user] is_delimiter(o)
   Call: (227) [system] char_type(o, space)
   Fail: (227) [system] char_type(o, space)
   Call: (227) [system] arg(_176244, v('(', ')', end_of_file), o)
   Fail: (227) [system] arg(_177176, v('(', ')', end_of_file), o)
^  Fail: (226) [user] is_delimiter(o)
   Call: (226) [system] ')'==o
   Fail: (226) [system] ')'==o
   Call: (226) [system] get_char((0x55fbb4538270), o)
   Exit: (226) [system] get_char((0x55fbb4538270), o)
   Call: (226) [system] o=(\)
   Fail: (226) [system] o=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _184526)
   Call: (227) [system] peek_char((0x55fbb4538270), _185460)
   Exit: (227) [system] peek_char((0x55fbb4538270), n)
^  Call: (227) [user] is_delimiter(n)
   Call: (228) [system] char_type(n, space)
   Fail: (228) [system] char_type(n, space)
   Call: (228) [system] arg(_190180, v('(', ')', end_of_file), n)
   Fail: (228) [system] arg(_191112, v('(', ')', end_of_file), n)
^  Fail: (227) [user] is_delimiter(n)
   Call: (227) [system] ')'==n
   Fail: (227) [system] ')'==n
   Call: (227) [system] get_char((0x55fbb4538270), n)
   Exit: (227) [system] get_char((0x55fbb4538270), n)
   Call: (227) [system] n=(\)
   Fail: (227) [system] n=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _198462)
   Call: (228) [system] peek_char((0x55fbb4538270), _199396)
   Exit: (228) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (228) [user] is_delimiter(' ')
   Call: (229) [system] char_type(' ', space)
   Exit: (229) [system] char_type(' ', space)
^  Exit: (228) [user] is_delimiter(' ')
   Call: (228) [system] _198462=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (227) [system] _184526=[n]
   Exit: (227) [system] [n]=[n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (226) [system] _170590=[o, n]
   Exit: (226) [system] [o, n]=[o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (225) [system] _156654=[i, o, n]
   Exit: (225) [system] [i, o, n]=[i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (224) [system] _142718=[t, i, o, n]
   Exit: (224) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (223) [system] _128782=[a, t, i, o, n]
   Exit: (223) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (222) [system] _114846=[c, a, t, i, o, n]
   Exit: (222) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (221) [system] _100910=[i, c, a, t, i, o, n]
   Exit: (221) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (220) [system] _86974=[l, i, c, a, t, i, o, n]
   Exit: (220) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (219) [system] _73038=[p, l, i, c, a, t, i, o, n]
   Exit: (219) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (218) [system] _59102=[m, p, l, i, c, a, t, i, o, n]
   Exit: (218) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (217) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _23592)
^  Call: (218) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _236620)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_237572, _237574), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _236620), _237554, fail)), '$restore_trace'(_237572, _237574))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_237572, _237574))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _236620), _237554, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(_236620)
   Fail: (219) [system] atomic(_236620)
   Call: (219) [system] atom_chars(_236620, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (219) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (218) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (218) [system] integer('Implication')
   Fail: (218) [system] integer('Implication')
   Call: (218) [system] _23592='Implication'
   Exit: (218) [system] 'Implication'='Implication'
^  Exit: (217) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (216) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (215) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (215) [user] read_list(')', (0x55fbb4538270), _251570)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _253428)
   Exit: (217) [system] peek_char((0x55fbb4538270), ' ')
   Call: (217) [system] ' '=(;)
   Fail: (217) [system] ' '=(;)
   Call: (217) [system] ' '=(/)
   Fail: (217) [system] ' '=(/)
^  Call: (217) [user] is_like_space(' ')
   Call: (218) [system] char_type(' ', 'white')
   Exit: (218) [system] char_type(' ', 'white')
^  Exit: (217) [user] is_like_space(' ')
   Call: (217) [system] get_char((0x55fbb4538270), _263022)
   Exit: (217) [system] get_char((0x55fbb4538270), ' ')
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _265726)
   Exit: (218) [system] peek_char((0x55fbb4538270), '(')
   Call: (218) [system] '('=(;)
   Fail: (218) [system] '('=(;)
   Call: (218) [system] '('=(/)
   Fail: (218) [system] '('=(/)
^  Call: (218) [user] is_like_space('(')
   Call: (219) [system] char_type('(', 'white')
   Fail: (219) [system] char_type('(', 'white')
   Call: (219) [system] char_type('(', end_of_line)
   Fail: (219) [system] char_type('(', end_of_line)
   Call: (219) [system] char_type('(', space)
   Fail: (219) [system] char_type('(', space)
   Call: (219) [system] char_type('(', cntrl)
   Fail: (219) [system] char_type('(', cntrl)
^  Fail: (218) [user] is_like_space('(')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _282660)
   Exit: (216) [system] peek_char((0x55fbb4538270), '(')
   Call: (216) [system] '('=')'
   Fail: (216) [system] '('=')'
   Call: (216) [system] '('=end_of_file
   Fail: (216) [system] '('=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55fbb4538270), _288230)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _290088)
   Exit: (218) [system] peek_char((0x55fbb4538270), '(')
   Call: (218) [system] '('=(;)
   Fail: (218) [system] '('=(;)
   Call: (218) [system] '('=(/)
   Fail: (218) [system] '('=(/)
^  Call: (218) [user] is_like_space('(')
   Call: (219) [system] char_type('(', 'white')
   Fail: (219) [system] char_type('(', 'white')
   Call: (219) [system] char_type('(', end_of_line)
   Fail: (219) [system] char_type('(', end_of_line)
   Call: (219) [system] char_type('(', space)
   Fail: (219) [system] char_type('(', space)
   Call: (219) [system] char_type('(', cntrl)
   Fail: (219) [system] char_type('(', cntrl)
^  Fail: (218) [user] is_like_space('(')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] get_char((0x55fbb4538270), _306098)
   Exit: (217) [system] get_char((0x55fbb4538270), '(')
   Call: (217) [system] '('='('
   Exit: (217) [system] '('='('
^  Call: (217) [user] read_list(')', (0x55fbb4538270), _288230)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _311668)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'A')
   Call: (219) [system] 'A'=(;)
   Fail: (219) [system] 'A'=(;)
   Call: (219) [system] 'A'=(/)
   Fail: (219) [system] 'A'=(/)
^  Call: (219) [user] is_like_space('A')
   Call: (220) [system] char_type('A', 'white')
   Fail: (220) [system] char_type('A', 'white')
   Call: (220) [system] char_type('A', end_of_line)
   Fail: (220) [system] char_type('A', end_of_line)
   Call: (220) [system] char_type('A', space)
   Fail: (220) [system] char_type('A', space)
   Call: (220) [system] char_type('A', cntrl)
   Fail: (220) [system] char_type('A', cntrl)
^  Fail: (219) [user] is_like_space('A')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _327678)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'A')
   Call: (218) [system] 'A'=')'
   Fail: (218) [system] 'A'=')'
   Call: (218) [system] 'A'=end_of_file
   Fail: (218) [system] 'A'=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55fbb4538270), _333248)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _335106)
   Exit: (220) [system] peek_char((0x55fbb4538270), 'A')
   Call: (220) [system] 'A'=(;)
   Fail: (220) [system] 'A'=(;)
   Call: (220) [system] 'A'=(/)
   Fail: (220) [system] 'A'=(/)
^  Call: (220) [user] is_like_space('A')
   Call: (221) [system] char_type('A', 'white')
   Fail: (221) [system] char_type('A', 'white')
   Call: (221) [system] char_type('A', end_of_line)
   Fail: (221) [system] char_type('A', end_of_line)
   Call: (221) [system] char_type('A', space)
   Fail: (221) [system] char_type('A', space)
   Call: (221) [system] char_type('A', cntrl)
   Fail: (221) [system] char_type('A', cntrl)
^  Fail: (220) [user] is_like_space('A')
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] get_char((0x55fbb4538270), _351116)
   Exit: (219) [system] get_char((0x55fbb4538270), 'A')
   Call: (219) [system] 'A'='('
   Fail: (219) [system] 'A'='('
   Call: (219) [system] 'A'='['
   Fail: (219) [system] 'A'='['
   Call: (219) [system] 'A'='{'
   Fail: (219) [system] 'A'='{'
   Call: (219) [system] 'A'='"'
   Fail: (219) [system] 'A'='"'
   Call: (219) [system] 'A'=!
   Fail: (219) [system] 'A'=!
   Call: (219) [system] 'A'='\''
   Fail: (219) [system] 'A'='\''
   Call: (219) [system] 'A'='`'
   Fail: (219) [system] 'A'='`'
   Call: (219) [system] 'A'=end_of_file
   Fail: (219) [system] 'A'=end_of_file
^  Call: (219) [user] read_symbolic(')', (0x55fbb4538270), 'A', _333248)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _368758)
   Call: (221) [system] peek_char((0x55fbb4538270), _369692)
   Exit: (221) [system] peek_char((0x55fbb4538270), n)
^  Call: (221) [user] is_delimiter(n)
   Call: (222) [system] char_type(n, space)
   Fail: (222) [system] char_type(n, space)
   Call: (222) [system] arg(_374412, v('(', ')', end_of_file), n)
   Fail: (222) [system] arg(_375344, v('(', ')', end_of_file), n)
^  Fail: (221) [user] is_delimiter(n)
   Call: (221) [system] ')'==n
   Fail: (221) [system] ')'==n
   Call: (221) [system] get_char((0x55fbb4538270), n)
   Exit: (221) [system] get_char((0x55fbb4538270), n)
   Call: (221) [system] n=(\)
   Fail: (221) [system] n=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _382694)
   Call: (222) [system] peek_char((0x55fbb4538270), _383628)
   Exit: (222) [system] peek_char((0x55fbb4538270), d)
^  Call: (222) [user] is_delimiter(d)
   Call: (223) [system] char_type(d, space)
   Fail: (223) [system] char_type(d, space)
   Call: (223) [system] arg(_388348, v('(', ')', end_of_file), d)
   Fail: (223) [system] arg(_389280, v('(', ')', end_of_file), d)
^  Fail: (222) [user] is_delimiter(d)
   Call: (222) [system] ')'==d
   Fail: (222) [system] ')'==d
   Call: (222) [system] get_char((0x55fbb4538270), d)
   Exit: (222) [system] get_char((0x55fbb4538270), d)
   Call: (222) [system] d=(\)
   Fail: (222) [system] d=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _396630)
   Call: (223) [system] peek_char((0x55fbb4538270), _397564)
   Exit: (223) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (223) [user] is_delimiter('L')
   Call: (224) [system] char_type('L', space)
   Fail: (224) [system] char_type('L', space)
   Call: (224) [system] arg(_402284, v('(', ')', end_of_file), 'L')
   Fail: (224) [system] arg(_403216, v('(', ')', end_of_file), 'L')
^  Fail: (223) [user] is_delimiter('L')
   Call: (223) [system] ')'=='L'
   Fail: (223) [system] ')'=='L'
   Call: (223) [system] get_char((0x55fbb4538270), 'L')
   Exit: (223) [system] get_char((0x55fbb4538270), 'L')
   Call: (223) [system] 'L'=(\)
   Fail: (223) [system] 'L'=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _410566)
   Call: (224) [system] peek_char((0x55fbb4538270), _411500)
   Exit: (224) [system] peek_char((0x55fbb4538270), i)
^  Call: (224) [user] is_delimiter(i)
   Call: (225) [system] char_type(i, space)
   Fail: (225) [system] char_type(i, space)
   Call: (225) [system] arg(_416220, v('(', ')', end_of_file), i)
   Fail: (225) [system] arg(_417152, v('(', ')', end_of_file), i)
^  Fail: (224) [user] is_delimiter(i)
   Call: (224) [system] ')'==i
   Fail: (224) [system] ')'==i
   Call: (224) [system] get_char((0x55fbb4538270), i)
   Exit: (224) [system] get_char((0x55fbb4538270), i)
   Call: (224) [system] i=(\)
   Fail: (224) [system] i=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _424502)
   Call: (225) [system] peek_char((0x55fbb4538270), _425436)
   Exit: (225) [system] peek_char((0x55fbb4538270), n)
^  Call: (225) [user] is_delimiter(n)
   Call: (226) [system] char_type(n, space)
   Fail: (226) [system] char_type(n, space)
   Call: (226) [system] arg(_430156, v('(', ')', end_of_file), n)
   Fail: (226) [system] arg(_431088, v('(', ')', end_of_file), n)
^  Fail: (225) [user] is_delimiter(n)
   Call: (225) [system] ')'==n
   Fail: (225) [system] ')'==n
   Call: (225) [system] get_char((0x55fbb4538270), n)
   Exit: (225) [system] get_char((0x55fbb4538270), n)
   Call: (225) [system] n=(\)
   Fail: (225) [system] n=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _438438)
   Call: (226) [system] peek_char((0x55fbb4538270), _439372)
   Exit: (226) [system] peek_char((0x55fbb4538270), k)
^  Call: (226) [user] is_delimiter(k)
   Call: (227) [system] char_type(k, space)
   Fail: (227) [system] char_type(k, space)
   Call: (227) [system] arg(_444092, v('(', ')', end_of_file), k)
   Fail: (227) [system] arg(_445024, v('(', ')', end_of_file), k)
^  Fail: (226) [user] is_delimiter(k)
   Call: (226) [system] ')'==k
   Fail: (226) [system] ')'==k
   Call: (226) [system] get_char((0x55fbb4538270), k)
   Exit: (226) [system] get_char((0x55fbb4538270), k)
   Call: (226) [system] k=(\)
   Fail: (226) [system] k=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _452374)
   Call: (227) [system] peek_char((0x55fbb4538270), _453308)
   Exit: (227) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (227) [user] is_delimiter(' ')
   Call: (228) [system] char_type(' ', space)
   Exit: (228) [system] char_type(' ', space)
^  Exit: (227) [user] is_delimiter(' ')
   Call: (227) [system] _452374=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (226) [system] _438438=[k]
   Exit: (226) [system] [k]=[k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (225) [system] _424502=[n, k]
   Exit: (225) [system] [n, k]=[n, k]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (224) [system] _410566=[i, n, k]
   Exit: (224) [system] [i, n, k]=[i, n, k]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (223) [system] _396630=['L', i, n, k]
   Exit: (223) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (222) [system] _382694=[d, 'L', i, n, k]
   Exit: (222) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (221) [system] _368758=[n, d, 'L', i, n, k]
   Exit: (221) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (220) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _333248)
^  Call: (221) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _479356)
^  Call: (223) [system] setup_call_cleanup('$notrace'(_480308, _480310), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _479356), _480290, fail)), '$restore_trace'(_480308, _480310))
^  Call: (224) [system] sig_atomic(system:'$notrace'(_480308, _480310))
^  Exit: (223) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _479356), _480290, fail)), system:'$restore_trace'(3, -1))
   Call: (222) [system] atomic(_479356)
   Fail: (222) [system] atomic(_479356)
   Call: (222) [system] atom_chars(_479356, ['A', n, d, 'L', i, n, k])
   Exit: (222) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (221) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (221) [system] integer('AndLink')
   Fail: (221) [system] integer('AndLink')
   Call: (221) [system] _333248='AndLink'
   Exit: (221) [system] 'AndLink'='AndLink'
^  Exit: (220) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (219) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (218) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (218) [user] read_list(')', (0x55fbb4538270), _494306)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _496164)
   Exit: (220) [system] peek_char((0x55fbb4538270), ' ')
   Call: (220) [system] ' '=(;)
   Fail: (220) [system] ' '=(;)
   Call: (220) [system] ' '=(/)
   Fail: (220) [system] ' '=(/)
^  Call: (220) [user] is_like_space(' ')
   Call: (221) [system] char_type(' ', 'white')
   Exit: (221) [system] char_type(' ', 'white')
^  Exit: (220) [user] is_like_space(' ')
   Call: (220) [system] get_char((0x55fbb4538270), _505758)
   Exit: (220) [system] get_char((0x55fbb4538270), ' ')
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _508462)
   Exit: (221) [system] peek_char((0x55fbb4538270), 'A')
   Call: (221) [system] 'A'=(;)
   Fail: (221) [system] 'A'=(;)
   Call: (221) [system] 'A'=(/)
   Fail: (221) [system] 'A'=(/)
^  Call: (221) [user] is_like_space('A')
   Call: (222) [system] char_type('A', 'white')
   Fail: (222) [system] char_type('A', 'white')
   Call: (222) [system] char_type('A', end_of_line)
   Fail: (222) [system] char_type('A', end_of_line)
   Call: (222) [system] char_type('A', space)
   Fail: (222) [system] char_type('A', space)
   Call: (222) [system] char_type('A', cntrl)
   Fail: (222) [system] char_type('A', cntrl)
^  Fail: (221) [user] is_like_space('A')
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _525396)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'A')
   Call: (219) [system] 'A'=')'
   Fail: (219) [system] 'A'=')'
   Call: (219) [system] 'A'=end_of_file
   Fail: (219) [system] 'A'=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55fbb4538270), _530966)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _532824)
   Exit: (221) [system] peek_char((0x55fbb4538270), 'A')
   Call: (221) [system] 'A'=(;)
   Fail: (221) [system] 'A'=(;)
   Call: (221) [system] 'A'=(/)
   Fail: (221) [system] 'A'=(/)
^  Call: (221) [user] is_like_space('A')
   Call: (222) [system] char_type('A', 'white')
   Fail: (222) [system] char_type('A', 'white')
   Call: (222) [system] char_type('A', end_of_line)
   Fail: (222) [system] char_type('A', end_of_line)
   Call: (222) [system] char_type('A', space)
   Fail: (222) [system] char_type('A', space)
   Call: (222) [system] char_type('A', cntrl)
   Fail: (222) [system] char_type('A', cntrl)
^  Fail: (221) [user] is_like_space('A')
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] get_char((0x55fbb4538270), _548834)
   Exit: (220) [system] get_char((0x55fbb4538270), 'A')
   Call: (220) [system] 'A'='('
   Fail: (220) [system] 'A'='('
   Call: (220) [system] 'A'='['
   Fail: (220) [system] 'A'='['
   Call: (220) [system] 'A'='{'
   Fail: (220) [system] 'A'='{'
   Call: (220) [system] 'A'='"'
   Fail: (220) [system] 'A'='"'
   Call: (220) [system] 'A'=!
   Fail: (220) [system] 'A'=!
   Call: (220) [system] 'A'='\''
   Fail: (220) [system] 'A'='\''
   Call: (220) [system] 'A'='`'
   Fail: (220) [system] 'A'='`'
   Call: (220) [system] 'A'=end_of_file
   Fail: (220) [system] 'A'=end_of_file
^  Call: (220) [user] read_symbolic(')', (0x55fbb4538270), 'A', _530966)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _566476)
   Call: (222) [system] peek_char((0x55fbb4538270), _567410)
   Exit: (222) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (222) [user] is_delimiter(' ')
   Call: (223) [system] char_type(' ', space)
   Exit: (223) [system] char_type(' ', space)
^  Exit: (222) [user] is_delimiter(' ')
   Call: (222) [system] _566476=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (221) [user] classify_and_convert_charseq(['A'], _530966)
^  Call: (222) [user] classify_and_convert_charseq_(['A'], _576694)
^  Call: (224) [system] setup_call_cleanup('$notrace'(_577646, _577648), once(user:catch(read_from_chars(['A'], _576694), _577628, fail)), '$restore_trace'(_577646, _577648))
^  Call: (225) [system] sig_atomic(system:'$notrace'(_577646, _577648))
^  Exit: (224) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _576694), _577628, fail)), system:'$restore_trace'(3, -1))
   Call: (223) [system] atomic(_576694)
   Fail: (223) [system] atomic(_576694)
   Call: (223) [system] atom_chars(_576694, ['A'])
   Exit: (223) [system] atom_chars('A', ['A'])
^  Exit: (222) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (222) [system] integer('A')
   Fail: (222) [system] integer('A')
   Call: (222) [system] _530966='A'
   Exit: (222) [system] 'A'='A'
^  Exit: (221) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (220) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (219) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (219) [user] read_list(')', (0x55fbb4538270), _591644)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _593502)
   Exit: (221) [system] peek_char((0x55fbb4538270), ' ')
   Call: (221) [system] ' '=(;)
   Fail: (221) [system] ' '=(;)
   Call: (221) [system] ' '=(/)
   Fail: (221) [system] ' '=(/)
^  Call: (221) [user] is_like_space(' ')
   Call: (222) [system] char_type(' ', 'white')
   Exit: (222) [system] char_type(' ', 'white')
^  Exit: (221) [user] is_like_space(' ')
   Call: (221) [system] get_char((0x55fbb4538270), _603096)
   Exit: (221) [system] get_char((0x55fbb4538270), ' ')
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _605800)
   Exit: (222) [system] peek_char((0x55fbb4538270), 'B')
   Call: (222) [system] 'B'=(;)
   Fail: (222) [system] 'B'=(;)
   Call: (222) [system] 'B'=(/)
   Fail: (222) [system] 'B'=(/)
^  Call: (222) [user] is_like_space('B')
   Call: (223) [system] char_type('B', 'white')
   Fail: (223) [system] char_type('B', 'white')
   Call: (223) [system] char_type('B', end_of_line)
   Fail: (223) [system] char_type('B', end_of_line)
   Call: (223) [system] char_type('B', space)
   Fail: (223) [system] char_type('B', space)
   Call: (223) [system] char_type('B', cntrl)
   Fail: (223) [system] char_type('B', cntrl)
^  Fail: (222) [user] is_like_space('B')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _622734)
   Exit: (220) [system] peek_char((0x55fbb4538270), 'B')
   Call: (220) [system] 'B'=')'
   Fail: (220) [system] 'B'=')'
   Call: (220) [system] 'B'=end_of_file
   Fail: (220) [system] 'B'=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55fbb4538270), _628304)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _630162)
   Exit: (222) [system] peek_char((0x55fbb4538270), 'B')
   Call: (222) [system] 'B'=(;)
   Fail: (222) [system] 'B'=(;)
   Call: (222) [system] 'B'=(/)
   Fail: (222) [system] 'B'=(/)
^  Call: (222) [user] is_like_space('B')
   Call: (223) [system] char_type('B', 'white')
   Fail: (223) [system] char_type('B', 'white')
   Call: (223) [system] char_type('B', end_of_line)
   Fail: (223) [system] char_type('B', end_of_line)
   Call: (223) [system] char_type('B', space)
   Fail: (223) [system] char_type('B', space)
   Call: (223) [system] char_type('B', cntrl)
   Fail: (223) [system] char_type('B', cntrl)
^  Fail: (222) [user] is_like_space('B')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] get_char((0x55fbb4538270), _646172)
   Exit: (221) [system] get_char((0x55fbb4538270), 'B')
   Call: (221) [system] 'B'='('
   Fail: (221) [system] 'B'='('
   Call: (221) [system] 'B'='['
   Fail: (221) [system] 'B'='['
   Call: (221) [system] 'B'='{'
   Fail: (221) [system] 'B'='{'
   Call: (221) [system] 'B'='"'
   Fail: (221) [system] 'B'='"'
   Call: (221) [system] 'B'=!
   Fail: (221) [system] 'B'=!
   Call: (221) [system] 'B'='\''
   Fail: (221) [system] 'B'='\''
   Call: (221) [system] 'B'='`'
   Fail: (221) [system] 'B'='`'
   Call: (221) [system] 'B'=end_of_file
   Fail: (221) [system] 'B'=end_of_file
^  Call: (221) [user] read_symbolic(')', (0x55fbb4538270), 'B', _628304)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _663814)
   Call: (223) [system] peek_char((0x55fbb4538270), _664748)
   Exit: (223) [system] peek_char((0x55fbb4538270), ')')
^  Call: (223) [user] is_delimiter(')')
   Call: (224) [system] char_type(')', space)
   Fail: (224) [system] char_type(')', space)
   Call: (224) [system] arg(_669468, v('(', ')', end_of_file), ')')
   Exit: (224) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (223) [user] is_delimiter(')')
   Call: (223) [system] _663814=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (222) [user] classify_and_convert_charseq(['B'], _628304)
^  Call: (223) [user] classify_and_convert_charseq_(['B'], _675904)
^  Call: (225) [system] setup_call_cleanup('$notrace'(_676856, _676858), once(user:catch(read_from_chars(['B'], _675904), _676838, fail)), '$restore_trace'(_676856, _676858))
^  Call: (226) [system] sig_atomic(system:'$notrace'(_676856, _676858))
^  Exit: (225) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _675904), _676838, fail)), system:'$restore_trace'(3, -1))
   Call: (224) [system] atomic(_675904)
   Fail: (224) [system] atomic(_675904)
   Call: (224) [system] atom_chars(_675904, ['B'])
   Exit: (224) [system] atom_chars('B', ['B'])
^  Exit: (223) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (223) [system] integer('B')
   Fail: (223) [system] integer('B')
   Call: (223) [system] _628304='B'
   Exit: (223) [system] 'B'='B'
^  Exit: (222) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (221) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (220) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (220) [user] read_list(')', (0x55fbb4538270), _690854)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _692712)
   Exit: (222) [system] peek_char((0x55fbb4538270), ')')
   Call: (222) [system] ')'=(;)
   Fail: (222) [system] ')'=(;)
   Call: (222) [system] ')'=(/)
   Fail: (222) [system] ')'=(/)
^  Call: (222) [user] is_like_space(')')
   Call: (223) [system] char_type(')', 'white')
   Fail: (223) [system] char_type(')', 'white')
   Call: (223) [system] char_type(')', end_of_line)
   Fail: (223) [system] char_type(')', end_of_line)
   Call: (223) [system] char_type(')', space)
   Fail: (223) [system] char_type(')', space)
   Call: (223) [system] char_type(')', cntrl)
   Fail: (223) [system] char_type(')', cntrl)
^  Fail: (222) [user] is_like_space(')')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _708722)
   Exit: (221) [system] peek_char((0x55fbb4538270), ')')
   Call: (221) [system] ')'=')'
   Exit: (221) [system] ')'=')'
   Call: (221) [system] get_char((0x55fbb4538270), _712512)
   Exit: (221) [system] get_char((0x55fbb4538270), ')')
   Call: (221) [system] _690854=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_list(')', (0x55fbb4538270), [])
   Call: (220) [system] _591644=['B']
   Exit: (220) [system] ['B']=['B']
^  Exit: (219) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (219) [system] _494306=['A', 'B']
   Exit: (219) [system] ['A', 'B']=['A', 'B']
^  Exit: (218) [user] read_list(')', (0x55fbb4538270), ['A', 'B'])
   Call: (218) [system] _288230=['AndLink', 'A', 'B']
   Exit: (218) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (217) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Exit: (216) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Call: (216) [user] read_list(')', (0x55fbb4538270), _726394)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _728252)
   Exit: (218) [system] peek_char((0x55fbb4538270), ' ')
   Call: (218) [system] ' '=(;)
   Fail: (218) [system] ' '=(;)
   Call: (218) [system] ' '=(/)
   Fail: (218) [system] ' '=(/)
^  Call: (218) [user] is_like_space(' ')
   Call: (219) [system] char_type(' ', 'white')
   Exit: (219) [system] char_type(' ', 'white')
^  Exit: (218) [user] is_like_space(' ')
   Call: (218) [system] get_char((0x55fbb4538270), _737846)
   Exit: (218) [system] get_char((0x55fbb4538270), ' ')
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _740550)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'C')
   Call: (219) [system] 'C'=(;)
   Fail: (219) [system] 'C'=(;)
   Call: (219) [system] 'C'=(/)
   Fail: (219) [system] 'C'=(/)
^  Call: (219) [user] is_like_space('C')
   Call: (220) [system] char_type('C', 'white')
   Fail: (220) [system] char_type('C', 'white')
   Call: (220) [system] char_type('C', end_of_line)
   Fail: (220) [system] char_type('C', end_of_line)
   Call: (220) [system] char_type('C', space)
   Fail: (220) [system] char_type('C', space)
   Call: (220) [system] char_type('C', cntrl)
   Fail: (220) [system] char_type('C', cntrl)
^  Fail: (219) [user] is_like_space('C')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _757484)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'C')
   Call: (217) [system] 'C'=')'
   Fail: (217) [system] 'C'=')'
   Call: (217) [system] 'C'=end_of_file
   Fail: (217) [system] 'C'=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55fbb4538270), _763054)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _764912)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'C')
   Call: (219) [system] 'C'=(;)
   Fail: (219) [system] 'C'=(;)
   Call: (219) [system] 'C'=(/)
   Fail: (219) [system] 'C'=(/)
^  Call: (219) [user] is_like_space('C')
   Call: (220) [system] char_type('C', 'white')
   Fail: (220) [system] char_type('C', 'white')
   Call: (220) [system] char_type('C', end_of_line)
   Fail: (220) [system] char_type('C', end_of_line)
   Call: (220) [system] char_type('C', space)
   Fail: (220) [system] char_type('C', space)
   Call: (220) [system] char_type('C', cntrl)
   Fail: (220) [system] char_type('C', cntrl)
^  Fail: (219) [user] is_like_space('C')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] get_char((0x55fbb4538270), _780922)
   Exit: (218) [system] get_char((0x55fbb4538270), 'C')
   Call: (218) [system] 'C'='('
   Fail: (218) [system] 'C'='('
   Call: (218) [system] 'C'='['
   Fail: (218) [system] 'C'='['
   Call: (218) [system] 'C'='{'
   Fail: (218) [system] 'C'='{'
   Call: (218) [system] 'C'='"'
   Fail: (218) [system] 'C'='"'
   Call: (218) [system] 'C'=!
   Fail: (218) [system] 'C'=!
   Call: (218) [system] 'C'='\''
   Fail: (218) [system] 'C'='\''
   Call: (218) [system] 'C'='`'
   Fail: (218) [system] 'C'='`'
   Call: (218) [system] 'C'=end_of_file
   Fail: (218) [system] 'C'=end_of_file
^  Call: (218) [user] read_symbolic(')', (0x55fbb4538270), 'C', _763054)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _798564)
   Call: (220) [system] peek_char((0x55fbb4538270), _799498)
   Exit: (220) [system] peek_char((0x55fbb4538270), ')')
^  Call: (220) [user] is_delimiter(')')
   Call: (221) [system] char_type(')', space)
   Fail: (221) [system] char_type(')', space)
   Call: (221) [system] arg(_804218, v('(', ')', end_of_file), ')')
   Exit: (221) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (220) [user] is_delimiter(')')
   Call: (220) [system] _798564=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (219) [user] classify_and_convert_charseq(['C'], _763054)
^  Call: (220) [user] classify_and_convert_charseq_(['C'], _810654)
^  Call: (222) [system] setup_call_cleanup('$notrace'(_811606, _811608), once(user:catch(read_from_chars(['C'], _810654), _811588, fail)), '$restore_trace'(_811606, _811608))
^  Call: (223) [system] sig_atomic(system:'$notrace'(_811606, _811608))
^  Exit: (222) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _810654), _811588, fail)), system:'$restore_trace'(3, -1))
   Call: (221) [system] atomic(_810654)
   Fail: (221) [system] atomic(_810654)
   Call: (221) [system] atom_chars(_810654, ['C'])
   Exit: (221) [system] atom_chars('C', ['C'])
^  Exit: (220) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (220) [system] integer('C')
   Fail: (220) [system] integer('C')
   Call: (220) [system] _763054='C'
   Exit: (220) [system] 'C'='C'
^  Exit: (219) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (218) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (217) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (217) [user] read_list(')', (0x55fbb4538270), _825604)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _827462)
   Exit: (219) [system] peek_char((0x55fbb4538270), ')')
   Call: (219) [system] ')'=(;)
   Fail: (219) [system] ')'=(;)
   Call: (219) [system] ')'=(/)
   Fail: (219) [system] ')'=(/)
^  Call: (219) [user] is_like_space(')')
   Call: (220) [system] char_type(')', 'white')
   Fail: (220) [system] char_type(')', 'white')
   Call: (220) [system] char_type(')', end_of_line)
   Fail: (220) [system] char_type(')', end_of_line)
   Call: (220) [system] char_type(')', space)
   Fail: (220) [system] char_type(')', space)
   Call: (220) [system] char_type(')', cntrl)
   Fail: (220) [system] char_type(')', cntrl)
^  Fail: (219) [user] is_like_space(')')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _843472)
   Exit: (218) [system] peek_char((0x55fbb4538270), ')')
   Call: (218) [system] ')'=')'
   Exit: (218) [system] ')'=')'
   Call: (218) [system] get_char((0x55fbb4538270), _847262)
   Exit: (218) [system] get_char((0x55fbb4538270), ')')
   Call: (218) [system] _825604=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_list(')', (0x55fbb4538270), [])
   Call: (217) [system] _726394=['C']
   Exit: (217) [system] ['C']=['C']
^  Exit: (216) [user] read_list(')', (0x55fbb4538270), ['C'])
   Call: (216) [system] _251570=[['AndLink', 'A', 'B'], 'C']
   Exit: (216) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (215) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'A', 'B'], 'C'])
   Call: (215) [system] _4958=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (215) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (214) [user] read_list(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (213) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (213) [user] read_list(')', (0x55fbb4538270), _861144)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _863002)
   Exit: (215) [system] peek_char((0x55fbb4538270), ')')
   Call: (215) [system] ')'=(;)
   Fail: (215) [system] ')'=(;)
   Call: (215) [system] ')'=(/)
   Fail: (215) [system] ')'=(/)
^  Call: (215) [user] is_like_space(')')
   Call: (216) [system] char_type(')', 'white')
   Fail: (216) [system] char_type(')', 'white')
   Call: (216) [system] char_type(')', end_of_line)
   Fail: (216) [system] char_type(')', end_of_line)
   Call: (216) [system] char_type(')', space)
   Fail: (216) [system] char_type(')', space)
   Call: (216) [system] char_type(')', cntrl)
   Fail: (216) [system] char_type(')', cntrl)
^  Fail: (215) [user] is_like_space(')')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _879012)
   Exit: (214) [system] peek_char((0x55fbb4538270), ')')
   Call: (214) [system] ')'=')'
   Exit: (214) [system] ')'=')'
   Call: (214) [system] get_char((0x55fbb4538270), _882802)
   Exit: (214) [system] get_char((0x55fbb4538270), ')')
   Call: (214) [system] _861144=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_list(')', (0x55fbb4538270), [])
   Call: (213) [system] _4954=[['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (213) [system] [['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (212) [user] read_list(')', (0x55fbb4538270), [['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (212) [system] _4948=['B', ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (212) [system] ['B', ['Implication', ['AndLink', 'A', 'B'], 'C']]=['B', ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), ['B', ['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (211) [system] _4940=['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (211) [system] ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]=['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Exit: (209) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _896684)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _898542)
   Exit: (211) [system] peek_char((0x55fbb4538270), ')')
   Call: (211) [system] ')'=(;)
   Fail: (211) [system] ')'=(;)
   Call: (211) [system] ')'=(/)
   Fail: (211) [system] ')'=(/)
^  Call: (211) [user] is_like_space(')')
   Call: (212) [system] char_type(')', 'white')
   Fail: (212) [system] char_type(')', 'white')
   Call: (212) [system] char_type(')', end_of_line)
   Fail: (212) [system] char_type(')', end_of_line)
   Call: (212) [system] char_type(')', space)
   Fail: (212) [system] char_type(')', space)
   Call: (212) [system] char_type(')', cntrl)
   Fail: (212) [system] char_type(')', cntrl)
^  Fail: (211) [user] is_like_space(')')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _914552)
   Exit: (210) [system] peek_char((0x55fbb4538270), ')')
   Call: (210) [system] ')'=')'
   Exit: (210) [system] ')'=')'
   Call: (210) [system] get_char((0x55fbb4538270), _918342)
   Exit: (210) [system] get_char((0x55fbb4538270), ')')
   Call: (210) [system] _896684=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), [])
   Call: (209) [system] _4936=[['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (209) [system] [['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), [['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (208) [system] _4894=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (208) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (207) [system] _4886=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (207) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Exit: (205) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Call: (205) [user] read_list(')', (0x55fbb4538270), _932224)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _934082)
   Exit: (207) [system] peek_char((0x55fbb4538270), ')')
   Call: (207) [system] ')'=(;)
   Fail: (207) [system] ')'=(;)
   Call: (207) [system] ')'=(/)
   Fail: (207) [system] ')'=(/)
^  Call: (207) [user] is_like_space(')')
   Call: (208) [system] char_type(')', 'white')
   Fail: (208) [system] char_type(')', 'white')
   Call: (208) [system] char_type(')', end_of_line)
   Fail: (208) [system] char_type(')', end_of_line)
   Call: (208) [system] char_type(')', space)
   Fail: (208) [system] char_type(')', space)
   Call: (208) [system] char_type(')', cntrl)
   Fail: (208) [system] char_type(')', cntrl)
^  Fail: (207) [user] is_like_space(')')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _950092)
   Exit: (206) [system] peek_char((0x55fbb4538270), ')')
   Call: (206) [system] ')'=')'
   Exit: (206) [system] ')'=')'
   Call: (206) [system] get_char((0x55fbb4538270), _953882)
   Exit: (206) [system] get_char((0x55fbb4538270), ')')
   Call: (206) [system] _932224=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_list(')', (0x55fbb4538270), [])
   Call: (205) [system] _4882=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]]
   Exit: (205) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]]
^  Exit: (204) [user] read_list(')', (0x55fbb4538270), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]])
   Call: (204) [system] _4840=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]]
   Exit: (204) [system] [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]]=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]]
^  Exit: (203) [user] read_list(')', (0x55fbb4538270), [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]])
   Call: (203) [system] _4832=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]]
   Exit: (203) [system] [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]]=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]]
^  Exit: (202) [user] read_list(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]])
^  Exit: (201) [user] cont_sexpr(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]])
^  Call: (201) [user] read_list(')', (0x55fbb4538270), _967764)
^  Call: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _969622)
   Exit: (203) [system] peek_char((0x55fbb4538270), '\n')
   Call: (203) [system] '\n'=(;)
   Fail: (203) [system] '\n'=(;)
   Call: (203) [system] '\n'=(/)
   Fail: (203) [system] '\n'=(/)
^  Call: (203) [user] is_like_space('\n')
   Call: (204) [system] char_type('\n', 'white')
   Fail: (204) [system] char_type('\n', 'white')
   Call: (204) [system] char_type('\n', end_of_line)
   Exit: (204) [system] char_type('\n', end_of_line)
^  Exit: (203) [user] is_like_space('\n')
   Call: (203) [system] get_char((0x55fbb4538270), _981072)
   Exit: (203) [system] get_char((0x55fbb4538270), '\n')
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _983776)
   Exit: (204) [system] peek_char((0x55fbb4538270), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
   Call: (204) [system] ' '=(/)
   Fail: (204) [system] ' '=(/)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55fbb4538270), _993370)
   Exit: (204) [system] get_char((0x55fbb4538270), ' ')
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _996074)
   Exit: (205) [system] peek_char((0x55fbb4538270), '(')
   Call: (205) [system] '('=(;)
   Fail: (205) [system] '('=(;)
   Call: (205) [system] '('=(/)
   Fail: (205) [system] '('=(/)
^  Call: (205) [user] is_like_space('(')
   Call: (206) [system] char_type('(', 'white')
   Fail: (206) [system] char_type('(', 'white')
   Call: (206) [system] char_type('(', end_of_line)
   Fail: (206) [system] char_type('(', end_of_line)
   Call: (206) [system] char_type('(', space)
   Fail: (206) [system] char_type('(', space)
   Call: (206) [system] char_type('(', cntrl)
   Fail: (206) [system] char_type('(', cntrl)
^  Fail: (205) [user] is_like_space('(')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
^  Exit: (202) [user] skip_spaces((0x55fbb4538270))
   Call: (202) [system] peek_char((0x55fbb4538270), _1013932)
   Exit: (202) [system] peek_char((0x55fbb4538270), '(')
   Call: (202) [system] '('=')'
   Fail: (202) [system] '('=')'
   Call: (202) [system] '('=end_of_file
   Fail: (202) [system] '('=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55fbb4538270), _1019502)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1021360)
   Exit: (204) [system] peek_char((0x55fbb4538270), '(')
   Call: (204) [system] '('=(;)
   Fail: (204) [system] '('=(;)
   Call: (204) [system] '('=(/)
   Fail: (204) [system] '('=(/)
^  Call: (204) [user] is_like_space('(')
   Call: (205) [system] char_type('(', 'white')
   Fail: (205) [system] char_type('(', 'white')
   Call: (205) [system] char_type('(', end_of_line)
   Fail: (205) [system] char_type('(', end_of_line)
   Call: (205) [system] char_type('(', space)
   Fail: (205) [system] char_type('(', space)
   Call: (205) [system] char_type('(', cntrl)
   Fail: (205) [system] char_type('(', cntrl)
^  Fail: (204) [user] is_like_space('(')
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] get_char((0x55fbb4538270), _1037370)
   Exit: (203) [system] get_char((0x55fbb4538270), '(')
   Call: (203) [system] '('='('
   Exit: (203) [system] '('='('
^  Call: (203) [user] read_list(')', (0x55fbb4538270), _1019502)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1042940)
   Exit: (205) [system] peek_char((0x55fbb4538270), :)
   Call: (205) [system] (:)=(;)
   Fail: (205) [system] (:)=(;)
   Call: (205) [system] (:)=(/)
   Fail: (205) [system] (:)=(/)
^  Call: (205) [user] is_like_space(:)
   Call: (206) [system] char_type(:, 'white')
   Fail: (206) [system] char_type(:, 'white')
   Call: (206) [system] char_type(:, end_of_line)
   Fail: (206) [system] char_type(:, end_of_line)
   Call: (206) [system] char_type(:, space)
   Fail: (206) [system] char_type(:, space)
   Call: (206) [system] char_type(:, cntrl)
   Fail: (206) [system] char_type(:, cntrl)
^  Fail: (205) [user] is_like_space(:)
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _1058950)
   Exit: (204) [system] peek_char((0x55fbb4538270), :)
   Call: (204) [system] (:)=')'
   Fail: (204) [system] (:)=')'
   Call: (204) [system] (:)=end_of_file
   Fail: (204) [system] (:)=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55fbb4538270), _1064520)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1066378)
   Exit: (206) [system] peek_char((0x55fbb4538270), :)
   Call: (206) [system] (:)=(;)
   Fail: (206) [system] (:)=(;)
   Call: (206) [system] (:)=(/)
   Fail: (206) [system] (:)=(/)
^  Call: (206) [user] is_like_space(:)
   Call: (207) [system] char_type(:, 'white')
   Fail: (207) [system] char_type(:, 'white')
   Call: (207) [system] char_type(:, end_of_line)
   Fail: (207) [system] char_type(:, end_of_line)
   Call: (207) [system] char_type(:, space)
   Fail: (207) [system] char_type(:, space)
   Call: (207) [system] char_type(:, cntrl)
   Fail: (207) [system] char_type(:, cntrl)
^  Fail: (206) [user] is_like_space(:)
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] get_char((0x55fbb4538270), _1082388)
   Exit: (205) [system] get_char((0x55fbb4538270), :)
   Call: (205) [system] (:)='('
   Fail: (205) [system] (:)='('
   Call: (205) [system] (:)='['
   Fail: (205) [system] (:)='['
   Call: (205) [system] (:)='{'
   Fail: (205) [system] (:)='{'
   Call: (205) [system] (:)='"'
   Fail: (205) [system] (:)='"'
   Call: (205) [system] (:)=!
   Fail: (205) [system] (:)=!
   Call: (205) [system] (:)='\''
   Fail: (205) [system] (:)='\''
   Call: (205) [system] (:)='`'
   Fail: (205) [system] (:)='`'
   Call: (205) [system] (:)=end_of_file
   Fail: (205) [system] (:)=end_of_file
^  Call: (205) [user] read_symbolic(')', (0x55fbb4538270), :, _1064520)
^  Call: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), _1100030)
   Call: (207) [system] peek_char((0x55fbb4538270), _1100964)
   Exit: (207) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (207) [user] is_delimiter(' ')
   Call: (208) [system] char_type(' ', space)
   Exit: (208) [system] char_type(' ', space)
^  Exit: (207) [user] is_delimiter(' ')
   Call: (207) [system] _1100030=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (206) [user] classify_and_convert_charseq([:], _1064520)
^  Call: (207) [user] classify_and_convert_charseq_([:], _1110248)
^  Call: (209) [system] setup_call_cleanup('$notrace'(_1111200, _1111202), once(user:catch(read_from_chars([:], _1110248), _1111182, fail)), '$restore_trace'(_1111200, _1111202))
^  Call: (210) [system] sig_atomic(system:'$notrace'(_1111200, _1111202))
^  Exit: (209) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1111182, fail)), system:'$restore_trace'(3, -1))
   Call: (208) [system] atomic(:)
   Exit: (208) [system] atomic(:)
^  Exit: (207) [user] classify_and_convert_charseq_([:], :)
   Call: (207) [system] integer(:)
   Fail: (207) [system] integer(:)
   Call: (207) [system] _1064520=(:)
   Exit: (207) [system] (:)=(:)
^  Exit: (206) [user] classify_and_convert_charseq([:], :)
^  Exit: (205) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (204) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (204) [user] read_list(')', (0x55fbb4538270), _1123328)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1125186)
   Exit: (206) [system] peek_char((0x55fbb4538270), ' ')
   Call: (206) [system] ' '=(;)
   Fail: (206) [system] ' '=(;)
   Call: (206) [system] ' '=(/)
   Fail: (206) [system] ' '=(/)
^  Call: (206) [user] is_like_space(' ')
   Call: (207) [system] char_type(' ', 'white')
   Exit: (207) [system] char_type(' ', 'white')
^  Exit: (206) [user] is_like_space(' ')
   Call: (206) [system] get_char((0x55fbb4538270), _1134780)
   Exit: (206) [system] get_char((0x55fbb4538270), ' ')
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1137484)
   Exit: (207) [system] peek_char((0x55fbb4538270), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
   Call: (207) [system] '('=(/)
   Fail: (207) [system] '('=(/)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1154418)
   Exit: (205) [system] peek_char((0x55fbb4538270), '(')
   Call: (205) [system] '('=')'
   Fail: (205) [system] '('=')'
   Call: (205) [system] '('=end_of_file
   Fail: (205) [system] '('=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55fbb4538270), _1159988)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1161846)
   Exit: (207) [system] peek_char((0x55fbb4538270), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
   Call: (207) [system] '('=(/)
   Fail: (207) [system] '('=(/)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] get_char((0x55fbb4538270), _1177856)
   Exit: (206) [system] get_char((0x55fbb4538270), '(')
   Call: (206) [system] '('='('
   Exit: (206) [system] '('='('
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _1159988)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1183426)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'D')
   Call: (208) [system] 'D'=(;)
   Fail: (208) [system] 'D'=(;)
   Call: (208) [system] 'D'=(/)
   Fail: (208) [system] 'D'=(/)
^  Call: (208) [user] is_like_space('D')
   Call: (209) [system] char_type('D', 'white')
   Fail: (209) [system] char_type('D', 'white')
   Call: (209) [system] char_type('D', end_of_line)
   Fail: (209) [system] char_type('D', end_of_line)
   Call: (209) [system] char_type('D', space)
   Fail: (209) [system] char_type('D', space)
   Call: (209) [system] char_type('D', cntrl)
   Fail: (209) [system] char_type('D', cntrl)
^  Fail: (208) [user] is_like_space('D')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1199436)
   Exit: (207) [system] peek_char((0x55fbb4538270), 'D')
   Call: (207) [system] 'D'=')'
   Fail: (207) [system] 'D'=')'
   Call: (207) [system] 'D'=end_of_file
   Fail: (207) [system] 'D'=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55fbb4538270), _1205006)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1206864)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'D')
   Call: (209) [system] 'D'=(;)
   Fail: (209) [system] 'D'=(;)
   Call: (209) [system] 'D'=(/)
   Fail: (209) [system] 'D'=(/)
^  Call: (209) [user] is_like_space('D')
   Call: (210) [system] char_type('D', 'white')
   Fail: (210) [system] char_type('D', 'white')
   Call: (210) [system] char_type('D', end_of_line)
   Fail: (210) [system] char_type('D', end_of_line)
   Call: (210) [system] char_type('D', space)
   Fail: (210) [system] char_type('D', space)
   Call: (210) [system] char_type('D', cntrl)
   Fail: (210) [system] char_type('D', cntrl)
^  Fail: (209) [user] is_like_space('D')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] get_char((0x55fbb4538270), _1222874)
   Exit: (208) [system] get_char((0x55fbb4538270), 'D')
   Call: (208) [system] 'D'='('
   Fail: (208) [system] 'D'='('
   Call: (208) [system] 'D'='['
   Fail: (208) [system] 'D'='['
   Call: (208) [system] 'D'='{'
   Fail: (208) [system] 'D'='{'
   Call: (208) [system] 'D'='"'
   Fail: (208) [system] 'D'='"'
   Call: (208) [system] 'D'=!
   Fail: (208) [system] 'D'=!
   Call: (208) [system] 'D'='\''
   Fail: (208) [system] 'D'='\''
   Call: (208) [system] 'D'='`'
   Fail: (208) [system] 'D'='`'
   Call: (208) [system] 'D'=end_of_file
   Fail: (208) [system] 'D'=end_of_file
^  Call: (208) [user] read_symbolic(')', (0x55fbb4538270), 'D', _1205006)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1240516)
   Call: (210) [system] peek_char((0x55fbb4538270), _1241450)
   Exit: (210) [system] peek_char((0x55fbb4538270), i)
^  Call: (210) [user] is_delimiter(i)
   Call: (211) [system] char_type(i, space)
   Fail: (211) [system] char_type(i, space)
   Call: (211) [system] arg(_1246170, v('(', ')', end_of_file), i)
   Fail: (211) [system] arg(_1247102, v('(', ')', end_of_file), i)
^  Fail: (210) [user] is_delimiter(i)
   Call: (210) [system] ')'==i
   Fail: (210) [system] ')'==i
   Call: (210) [system] get_char((0x55fbb4538270), i)
   Exit: (210) [system] get_char((0x55fbb4538270), i)
   Call: (210) [system] i=(\)
   Fail: (210) [system] i=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1254452)
   Call: (211) [system] peek_char((0x55fbb4538270), _1255386)
   Exit: (211) [system] peek_char((0x55fbb4538270), s)
^  Call: (211) [user] is_delimiter(s)
   Call: (212) [system] char_type(s, space)
   Fail: (212) [system] char_type(s, space)
   Call: (212) [system] arg(_1260106, v('(', ')', end_of_file), s)
   Fail: (212) [system] arg(_1261038, v('(', ')', end_of_file), s)
^  Fail: (211) [user] is_delimiter(s)
   Call: (211) [system] ')'==s
   Fail: (211) [system] ')'==s
   Call: (211) [system] get_char((0x55fbb4538270), s)
   Exit: (211) [system] get_char((0x55fbb4538270), s)
   Call: (211) [system] s=(\)
   Fail: (211) [system] s=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1268388)
   Call: (212) [system] peek_char((0x55fbb4538270), _1269322)
   Exit: (212) [system] peek_char((0x55fbb4538270), j)
^  Call: (212) [user] is_delimiter(j)
   Call: (213) [system] char_type(j, space)
   Fail: (213) [system] char_type(j, space)
   Call: (213) [system] arg(_1274042, v('(', ')', end_of_file), j)
   Fail: (213) [system] arg(_1274974, v('(', ')', end_of_file), j)
^  Fail: (212) [user] is_delimiter(j)
   Call: (212) [system] ')'==j
   Fail: (212) [system] ')'==j
   Call: (212) [system] get_char((0x55fbb4538270), j)
   Exit: (212) [system] get_char((0x55fbb4538270), j)
   Call: (212) [system] j=(\)
   Fail: (212) [system] j=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1282324)
   Call: (213) [system] peek_char((0x55fbb4538270), _1283258)
   Exit: (213) [system] peek_char((0x55fbb4538270), u)
^  Call: (213) [user] is_delimiter(u)
   Call: (214) [system] char_type(u, space)
   Fail: (214) [system] char_type(u, space)
   Call: (214) [system] arg(_1287978, v('(', ')', end_of_file), u)
   Fail: (214) [system] arg(_1288910, v('(', ')', end_of_file), u)
^  Fail: (213) [user] is_delimiter(u)
   Call: (213) [system] ')'==u
   Fail: (213) [system] ')'==u
   Call: (213) [system] get_char((0x55fbb4538270), u)
   Exit: (213) [system] get_char((0x55fbb4538270), u)
   Call: (213) [system] u=(\)
   Fail: (213) [system] u=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1296260)
   Call: (214) [system] peek_char((0x55fbb4538270), _1297194)
   Exit: (214) [system] peek_char((0x55fbb4538270), n)
^  Call: (214) [user] is_delimiter(n)
   Call: (215) [system] char_type(n, space)
   Fail: (215) [system] char_type(n, space)
   Call: (215) [system] arg(_1301914, v('(', ')', end_of_file), n)
   Fail: (215) [system] arg(_1302846, v('(', ')', end_of_file), n)
^  Fail: (214) [user] is_delimiter(n)
   Call: (214) [system] ')'==n
   Fail: (214) [system] ')'==n
   Call: (214) [system] get_char((0x55fbb4538270), n)
   Exit: (214) [system] get_char((0x55fbb4538270), n)
   Call: (214) [system] n=(\)
   Fail: (214) [system] n=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1310196)
   Call: (215) [system] peek_char((0x55fbb4538270), _1311130)
   Exit: (215) [system] peek_char((0x55fbb4538270), c)
^  Call: (215) [user] is_delimiter(c)
   Call: (216) [system] char_type(c, space)
   Fail: (216) [system] char_type(c, space)
   Call: (216) [system] arg(_1315850, v('(', ')', end_of_file), c)
   Fail: (216) [system] arg(_1316782, v('(', ')', end_of_file), c)
^  Fail: (215) [user] is_delimiter(c)
   Call: (215) [system] ')'==c
   Fail: (215) [system] ')'==c
   Call: (215) [system] get_char((0x55fbb4538270), c)
   Exit: (215) [system] get_char((0x55fbb4538270), c)
   Call: (215) [system] c=(\)
   Fail: (215) [system] c=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1324132)
   Call: (216) [system] peek_char((0x55fbb4538270), _1325066)
   Exit: (216) [system] peek_char((0x55fbb4538270), t)
^  Call: (216) [user] is_delimiter(t)
   Call: (217) [system] char_type(t, space)
   Fail: (217) [system] char_type(t, space)
   Call: (217) [system] arg(_1329786, v('(', ')', end_of_file), t)
   Fail: (217) [system] arg(_1330718, v('(', ')', end_of_file), t)
^  Fail: (216) [user] is_delimiter(t)
   Call: (216) [system] ')'==t
   Fail: (216) [system] ')'==t
   Call: (216) [system] get_char((0x55fbb4538270), t)
   Exit: (216) [system] get_char((0x55fbb4538270), t)
   Call: (216) [system] t=(\)
   Fail: (216) [system] t=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1338068)
   Call: (217) [system] peek_char((0x55fbb4538270), _1339002)
   Exit: (217) [system] peek_char((0x55fbb4538270), i)
^  Call: (217) [user] is_delimiter(i)
   Call: (218) [system] char_type(i, space)
   Fail: (218) [system] char_type(i, space)
   Call: (218) [system] arg(_1343722, v('(', ')', end_of_file), i)
   Fail: (218) [system] arg(_1344654, v('(', ')', end_of_file), i)
^  Fail: (217) [user] is_delimiter(i)
   Call: (217) [system] ')'==i
   Fail: (217) [system] ')'==i
   Call: (217) [system] get_char((0x55fbb4538270), i)
   Exit: (217) [system] get_char((0x55fbb4538270), i)
   Call: (217) [system] i=(\)
   Fail: (217) [system] i=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1352004)
   Call: (218) [system] peek_char((0x55fbb4538270), _1352938)
   Exit: (218) [system] peek_char((0x55fbb4538270), o)
^  Call: (218) [user] is_delimiter(o)
   Call: (219) [system] char_type(o, space)
   Fail: (219) [system] char_type(o, space)
   Call: (219) [system] arg(_1357658, v('(', ')', end_of_file), o)
   Fail: (219) [system] arg(_1358590, v('(', ')', end_of_file), o)
^  Fail: (218) [user] is_delimiter(o)
   Call: (218) [system] ')'==o
   Fail: (218) [system] ')'==o
   Call: (218) [system] get_char((0x55fbb4538270), o)
   Exit: (218) [system] get_char((0x55fbb4538270), o)
   Call: (218) [system] o=(\)
   Fail: (218) [system] o=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1365940)
   Call: (219) [system] peek_char((0x55fbb4538270), _1366874)
   Exit: (219) [system] peek_char((0x55fbb4538270), n)
^  Call: (219) [user] is_delimiter(n)
   Call: (220) [system] char_type(n, space)
   Fail: (220) [system] char_type(n, space)
   Call: (220) [system] arg(_1371594, v('(', ')', end_of_file), n)
   Fail: (220) [system] arg(_1372526, v('(', ')', end_of_file), n)
^  Fail: (219) [user] is_delimiter(n)
   Call: (219) [system] ')'==n
   Fail: (219) [system] ')'==n
   Call: (219) [system] get_char((0x55fbb4538270), n)
   Exit: (219) [system] get_char((0x55fbb4538270), n)
   Call: (219) [system] n=(\)
   Fail: (219) [system] n=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1379876)
   Call: (220) [system] peek_char((0x55fbb4538270), _1380810)
   Exit: (220) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (220) [user] is_delimiter('I')
   Call: (221) [system] char_type('I', space)
   Fail: (221) [system] char_type('I', space)
   Call: (221) [system] arg(_1385530, v('(', ')', end_of_file), 'I')
   Fail: (221) [system] arg(_1386462, v('(', ')', end_of_file), 'I')
^  Fail: (220) [user] is_delimiter('I')
   Call: (220) [system] ')'=='I'
   Fail: (220) [system] ')'=='I'
   Call: (220) [system] get_char((0x55fbb4538270), 'I')
   Exit: (220) [system] get_char((0x55fbb4538270), 'I')
   Call: (220) [system] 'I'=(\)
   Fail: (220) [system] 'I'=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1393812)
   Call: (221) [system] peek_char((0x55fbb4538270), _1394746)
   Exit: (221) [system] peek_char((0x55fbb4538270), n)
^  Call: (221) [user] is_delimiter(n)
   Call: (222) [system] char_type(n, space)
   Fail: (222) [system] char_type(n, space)
   Call: (222) [system] arg(_1399466, v('(', ')', end_of_file), n)
   Fail: (222) [system] arg(_1400398, v('(', ')', end_of_file), n)
^  Fail: (221) [user] is_delimiter(n)
   Call: (221) [system] ')'==n
   Fail: (221) [system] ')'==n
   Call: (221) [system] get_char((0x55fbb4538270), n)
   Exit: (221) [system] get_char((0x55fbb4538270), n)
   Call: (221) [system] n=(\)
   Fail: (221) [system] n=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1407748)
   Call: (222) [system] peek_char((0x55fbb4538270), _1408682)
   Exit: (222) [system] peek_char((0x55fbb4538270), t)
^  Call: (222) [user] is_delimiter(t)
   Call: (223) [system] char_type(t, space)
   Fail: (223) [system] char_type(t, space)
   Call: (223) [system] arg(_1413402, v('(', ')', end_of_file), t)
   Fail: (223) [system] arg(_1414334, v('(', ')', end_of_file), t)
^  Fail: (222) [user] is_delimiter(t)
   Call: (222) [system] ')'==t
   Fail: (222) [system] ')'==t
   Call: (222) [system] get_char((0x55fbb4538270), t)
   Exit: (222) [system] get_char((0x55fbb4538270), t)
   Call: (222) [system] t=(\)
   Fail: (222) [system] t=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _1421684)
   Call: (223) [system] peek_char((0x55fbb4538270), _1422618)
   Exit: (223) [system] peek_char((0x55fbb4538270), r)
^  Call: (223) [user] is_delimiter(r)
   Call: (224) [system] char_type(r, space)
   Fail: (224) [system] char_type(r, space)
   Call: (224) [system] arg(_1427338, v('(', ')', end_of_file), r)
   Fail: (224) [system] arg(_1428270, v('(', ')', end_of_file), r)
^  Fail: (223) [user] is_delimiter(r)
   Call: (223) [system] ')'==r
   Fail: (223) [system] ')'==r
   Call: (223) [system] get_char((0x55fbb4538270), r)
   Exit: (223) [system] get_char((0x55fbb4538270), r)
   Call: (223) [system] r=(\)
   Fail: (223) [system] r=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _1435620)
   Call: (224) [system] peek_char((0x55fbb4538270), _1436554)
   Exit: (224) [system] peek_char((0x55fbb4538270), o)
^  Call: (224) [user] is_delimiter(o)
   Call: (225) [system] char_type(o, space)
   Fail: (225) [system] char_type(o, space)
   Call: (225) [system] arg(_1441274, v('(', ')', end_of_file), o)
   Fail: (225) [system] arg(_1442206, v('(', ')', end_of_file), o)
^  Fail: (224) [user] is_delimiter(o)
   Call: (224) [system] ')'==o
   Fail: (224) [system] ')'==o
   Call: (224) [system] get_char((0x55fbb4538270), o)
   Exit: (224) [system] get_char((0x55fbb4538270), o)
   Call: (224) [system] o=(\)
   Fail: (224) [system] o=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _1449556)
   Call: (225) [system] peek_char((0x55fbb4538270), _1450490)
   Exit: (225) [system] peek_char((0x55fbb4538270), d)
^  Call: (225) [user] is_delimiter(d)
   Call: (226) [system] char_type(d, space)
   Fail: (226) [system] char_type(d, space)
   Call: (226) [system] arg(_1455210, v('(', ')', end_of_file), d)
   Fail: (226) [system] arg(_1456142, v('(', ')', end_of_file), d)
^  Fail: (225) [user] is_delimiter(d)
   Call: (225) [system] ')'==d
   Fail: (225) [system] ')'==d
   Call: (225) [system] get_char((0x55fbb4538270), d)
   Exit: (225) [system] get_char((0x55fbb4538270), d)
   Call: (225) [system] d=(\)
   Fail: (225) [system] d=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _1463492)
   Call: (226) [system] peek_char((0x55fbb4538270), _1464426)
   Exit: (226) [system] peek_char((0x55fbb4538270), u)
^  Call: (226) [user] is_delimiter(u)
   Call: (227) [system] char_type(u, space)
   Fail: (227) [system] char_type(u, space)
   Call: (227) [system] arg(_1469146, v('(', ')', end_of_file), u)
   Fail: (227) [system] arg(_1470078, v('(', ')', end_of_file), u)
^  Fail: (226) [user] is_delimiter(u)
   Call: (226) [system] ')'==u
   Fail: (226) [system] ')'==u
   Call: (226) [system] get_char((0x55fbb4538270), u)
   Exit: (226) [system] get_char((0x55fbb4538270), u)
   Call: (226) [system] u=(\)
   Fail: (226) [system] u=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _1477428)
   Call: (227) [system] peek_char((0x55fbb4538270), _1478362)
   Exit: (227) [system] peek_char((0x55fbb4538270), c)
^  Call: (227) [user] is_delimiter(c)
   Call: (228) [system] char_type(c, space)
   Fail: (228) [system] char_type(c, space)
   Call: (228) [system] arg(_1483082, v('(', ')', end_of_file), c)
   Fail: (228) [system] arg(_1484014, v('(', ')', end_of_file), c)
^  Fail: (227) [user] is_delimiter(c)
   Call: (227) [system] ')'==c
   Fail: (227) [system] ')'==c
   Call: (227) [system] get_char((0x55fbb4538270), c)
   Exit: (227) [system] get_char((0x55fbb4538270), c)
   Call: (227) [system] c=(\)
   Fail: (227) [system] c=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _1491364)
   Call: (228) [system] peek_char((0x55fbb4538270), _1492298)
   Exit: (228) [system] peek_char((0x55fbb4538270), t)
^  Call: (228) [user] is_delimiter(t)
   Call: (229) [system] char_type(t, space)
   Fail: (229) [system] char_type(t, space)
   Call: (229) [system] arg(_1497018, v('(', ')', end_of_file), t)
   Fail: (229) [system] arg(_1497950, v('(', ')', end_of_file), t)
^  Fail: (228) [user] is_delimiter(t)
   Call: (228) [system] ')'==t
   Fail: (228) [system] ')'==t
   Call: (228) [system] get_char((0x55fbb4538270), t)
   Exit: (228) [system] get_char((0x55fbb4538270), t)
   Call: (228) [system] t=(\)
   Fail: (228) [system] t=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _1505300)
   Call: (229) [system] peek_char((0x55fbb4538270), _1506234)
   Exit: (229) [system] peek_char((0x55fbb4538270), i)
^  Call: (229) [user] is_delimiter(i)
   Call: (230) [system] char_type(i, space)
   Fail: (230) [system] char_type(i, space)
   Call: (230) [system] arg(_1510954, v('(', ')', end_of_file), i)
   Fail: (230) [system] arg(_1511886, v('(', ')', end_of_file), i)
^  Fail: (229) [user] is_delimiter(i)
   Call: (229) [system] ')'==i
   Fail: (229) [system] ')'==i
   Call: (229) [system] get_char((0x55fbb4538270), i)
   Exit: (229) [system] get_char((0x55fbb4538270), i)
   Call: (229) [system] i=(\)
   Fail: (229) [system] i=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _1519236)
   Call: (230) [system] peek_char((0x55fbb4538270), _1520170)
   Exit: (230) [system] peek_char((0x55fbb4538270), o)
^  Call: (230) [user] is_delimiter(o)
   Call: (231) [system] char_type(o, space)
   Fail: (231) [system] char_type(o, space)
   Call: (231) [system] arg(_1524890, v('(', ')', end_of_file), o)
   Fail: (231) [system] arg(_1525822, v('(', ')', end_of_file), o)
^  Fail: (230) [user] is_delimiter(o)
   Call: (230) [system] ')'==o
   Fail: (230) [system] ')'==o
   Call: (230) [system] get_char((0x55fbb4538270), o)
   Exit: (230) [system] get_char((0x55fbb4538270), o)
   Call: (230) [system] o=(\)
   Fail: (230) [system] o=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _1533172)
   Call: (231) [system] peek_char((0x55fbb4538270), _1534106)
   Exit: (231) [system] peek_char((0x55fbb4538270), n)
^  Call: (231) [user] is_delimiter(n)
   Call: (232) [system] char_type(n, space)
   Fail: (232) [system] char_type(n, space)
   Call: (232) [system] arg(_1538826, v('(', ')', end_of_file), n)
   Fail: (232) [system] arg(_1539758, v('(', ')', end_of_file), n)
^  Fail: (231) [user] is_delimiter(n)
   Call: (231) [system] ')'==n
   Fail: (231) [system] ')'==n
   Call: (231) [system] get_char((0x55fbb4538270), n)
   Exit: (231) [system] get_char((0x55fbb4538270), n)
   Call: (231) [system] n=(\)
   Fail: (231) [system] n=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _1547108)
   Call: (232) [system] peek_char((0x55fbb4538270), _1548042)
   Exit: (232) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (232) [user] is_delimiter(' ')
   Call: (233) [system] char_type(' ', space)
   Exit: (233) [system] char_type(' ', space)
^  Exit: (232) [user] is_delimiter(' ')
   Call: (232) [system] _1547108=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (231) [system] _1533172=[n]
   Exit: (231) [system] [n]=[n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (230) [system] _1519236=[o, n]
   Exit: (230) [system] [o, n]=[o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (229) [system] _1505300=[i, o, n]
   Exit: (229) [system] [i, o, n]=[i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (228) [system] _1491364=[t, i, o, n]
   Exit: (228) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (227) [system] _1477428=[c, t, i, o, n]
   Exit: (227) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (226) [system] _1463492=[u, c, t, i, o, n]
   Exit: (226) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (225) [system] _1449556=[d, u, c, t, i, o, n]
   Exit: (225) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (224) [system] _1435620=[o, d, u, c, t, i, o, n]
   Exit: (224) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (223) [system] _1421684=[r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _1407748=[t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _1393812=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _1379876=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _1365940=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _1352004=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _1338068=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _1324132=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _1310196=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _1296260=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _1282324=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (212) [system] _1268388=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (212) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (211) [system] _1254452=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (211) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (210) [system] _1240516=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (210) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (209) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1205006)
^  Call: (210) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1618794)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_1619746, _1619748), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1618794), _1619728, fail)), '$restore_trace'(_1619746, _1619748))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_1619746, _1619748))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1618794), _1619728, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(_1618794)
   Fail: (211) [system] atomic(_1618794)
   Call: (211) [system] atom_chars(_1618794, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (211) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (210) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
   Call: (210) [system] integer('DisjunctionIntroduction')
   Fail: (210) [system] integer('DisjunctionIntroduction')
   Call: (210) [system] _1205006='DisjunctionIntroduction'
   Exit: (210) [system] 'DisjunctionIntroduction'='DisjunctionIntroduction'
^  Exit: (209) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (208) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'DisjunctionIntroduction')
^  Exit: (207) [user] cont_sexpr(')', (0x55fbb4538270), 'DisjunctionIntroduction')
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _1633744)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1635602)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
   Call: (209) [system] ' '=(/)
   Fail: (209) [system] ' '=(/)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55fbb4538270), _1645196)
   Exit: (209) [system] get_char((0x55fbb4538270), ' ')
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1647900)
   Exit: (210) [system] peek_char((0x55fbb4538270), a)
   Call: (210) [system] a=(;)
   Fail: (210) [system] a=(;)
   Call: (210) [system] a=(/)
   Fail: (210) [system] a=(/)
^  Call: (210) [user] is_like_space(a)
   Call: (211) [system] char_type(a, 'white')
   Fail: (211) [system] char_type(a, 'white')
   Call: (211) [system] char_type(a, end_of_line)
   Fail: (211) [system] char_type(a, end_of_line)
   Call: (211) [system] char_type(a, space)
   Fail: (211) [system] char_type(a, space)
   Call: (211) [system] char_type(a, cntrl)
   Fail: (211) [system] char_type(a, cntrl)
^  Fail: (210) [user] is_like_space(a)
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1664834)
   Exit: (208) [system] peek_char((0x55fbb4538270), a)
   Call: (208) [system] a=')'
   Fail: (208) [system] a=')'
   Call: (208) [system] a=end_of_file
   Fail: (208) [system] a=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55fbb4538270), _1670404)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1672262)
   Exit: (210) [system] peek_char((0x55fbb4538270), a)
   Call: (210) [system] a=(;)
   Fail: (210) [system] a=(;)
   Call: (210) [system] a=(/)
   Fail: (210) [system] a=(/)
^  Call: (210) [user] is_like_space(a)
   Call: (211) [system] char_type(a, 'white')
   Fail: (211) [system] char_type(a, 'white')
   Call: (211) [system] char_type(a, end_of_line)
   Fail: (211) [system] char_type(a, end_of_line)
   Call: (211) [system] char_type(a, space)
   Fail: (211) [system] char_type(a, space)
   Call: (211) [system] char_type(a, cntrl)
   Fail: (211) [system] char_type(a, cntrl)
^  Fail: (210) [user] is_like_space(a)
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] get_char((0x55fbb4538270), _1688272)
   Exit: (209) [system] get_char((0x55fbb4538270), a)
   Call: (209) [system] a='('
   Fail: (209) [system] a='('
   Call: (209) [system] a='['
   Fail: (209) [system] a='['
   Call: (209) [system] a='{'
   Fail: (209) [system] a='{'
   Call: (209) [system] a='"'
   Fail: (209) [system] a='"'
   Call: (209) [system] a=!
   Fail: (209) [system] a=!
   Call: (209) [system] a='\''
   Fail: (209) [system] a='\''
   Call: (209) [system] a='`'
   Fail: (209) [system] a='`'
   Call: (209) [system] a=end_of_file
   Fail: (209) [system] a=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55fbb4538270), a, _1670404)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1705914)
   Call: (211) [system] peek_char((0x55fbb4538270), _1706848)
   Exit: (211) [system] peek_char((0x55fbb4538270), b)
^  Call: (211) [user] is_delimiter(b)
   Call: (212) [system] char_type(b, space)
   Fail: (212) [system] char_type(b, space)
   Call: (212) [system] arg(_1711568, v('(', ')', end_of_file), b)
   Fail: (212) [system] arg(_1712500, v('(', ')', end_of_file), b)
^  Fail: (211) [user] is_delimiter(b)
   Call: (211) [system] ')'==b
   Fail: (211) [system] ')'==b
   Call: (211) [system] get_char((0x55fbb4538270), b)
   Exit: (211) [system] get_char((0x55fbb4538270), b)
   Call: (211) [system] b=(\)
   Fail: (211) [system] b=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1719850)
   Call: (212) [system] peek_char((0x55fbb4538270), _1720784)
   Exit: (212) [system] peek_char((0x55fbb4538270), c)
^  Call: (212) [user] is_delimiter(c)
   Call: (213) [system] char_type(c, space)
   Fail: (213) [system] char_type(c, space)
   Call: (213) [system] arg(_1725504, v('(', ')', end_of_file), c)
   Fail: (213) [system] arg(_1726436, v('(', ')', end_of_file), c)
^  Fail: (212) [user] is_delimiter(c)
   Call: (212) [system] ')'==c
   Fail: (212) [system] ')'==c
   Call: (212) [system] get_char((0x55fbb4538270), c)
   Exit: (212) [system] get_char((0x55fbb4538270), c)
   Call: (212) [system] c=(\)
   Fail: (212) [system] c=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1733786)
   Call: (213) [system] peek_char((0x55fbb4538270), _1734720)
   Exit: (213) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (213) [user] is_delimiter(' ')
   Call: (214) [system] char_type(' ', space)
   Exit: (214) [system] char_type(' ', space)
^  Exit: (213) [user] is_delimiter(' ')
   Call: (213) [system] _1733786=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (212) [system] _1719850=[c]
   Exit: (212) [system] [c]=[c]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [c])
   Call: (211) [system] _1705914=[b, c]
   Exit: (211) [system] [b, c]=[b, c]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [b, c])
^  Call: (210) [user] classify_and_convert_charseq([a, b, c], _1670404)
^  Call: (211) [user] classify_and_convert_charseq_([a, b, c], _1749592)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_1750544, _1750546), once(user:catch(read_from_chars([a, b, c], _1749592), _1750526, fail)), '$restore_trace'(_1750544, _1750546))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_1750544, _1750546))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _1750526, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(abc)
   Exit: (212) [system] atomic(abc)
^  Exit: (211) [user] classify_and_convert_charseq_([a, b, c], abc)
   Call: (211) [system] integer(abc)
   Fail: (211) [system] integer(abc)
   Call: (211) [system] _1670404=abc
   Exit: (211) [system] abc=abc
^  Exit: (210) [user] classify_and_convert_charseq([a, b, c], abc)
^  Exit: (209) [user] read_symbolic(')', (0x55fbb4538270), a, abc)
^  Exit: (208) [user] cont_sexpr(')', (0x55fbb4538270), abc)
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _1762672)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1764530)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
   Call: (210) [system] ' '=(/)
   Fail: (210) [system] ' '=(/)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55fbb4538270), _1774124)
   Exit: (210) [system] get_char((0x55fbb4538270), ' ')
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1776828)
   Exit: (211) [system] peek_char((0x55fbb4538270), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
   Call: (211) [system] '('=(/)
   Fail: (211) [system] '('=(/)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1793762)
   Exit: (209) [system] peek_char((0x55fbb4538270), '(')
   Call: (209) [system] '('=')'
   Fail: (209) [system] '('=')'
   Call: (209) [system] '('=end_of_file
   Fail: (209) [system] '('=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55fbb4538270), _1799332)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1801190)
   Exit: (211) [system] peek_char((0x55fbb4538270), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
   Call: (211) [system] '('=(/)
   Fail: (211) [system] '('=(/)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] get_char((0x55fbb4538270), _1817200)
   Exit: (210) [system] get_char((0x55fbb4538270), '(')
   Call: (210) [system] '('='('
   Exit: (210) [system] '('='('
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _1799332)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1822770)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'D')
   Call: (212) [system] 'D'=(;)
   Fail: (212) [system] 'D'=(;)
   Call: (212) [system] 'D'=(/)
   Fail: (212) [system] 'D'=(/)
^  Call: (212) [user] is_like_space('D')
   Call: (213) [system] char_type('D', 'white')
   Fail: (213) [system] char_type('D', 'white')
   Call: (213) [system] char_type('D', end_of_line)
   Fail: (213) [system] char_type('D', end_of_line)
   Call: (213) [system] char_type('D', space)
   Fail: (213) [system] char_type('D', space)
   Call: (213) [system] char_type('D', cntrl)
   Fail: (213) [system] char_type('D', cntrl)
^  Fail: (212) [user] is_like_space('D')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1838780)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'D')
   Call: (211) [system] 'D'=')'
   Fail: (211) [system] 'D'=')'
   Call: (211) [system] 'D'=end_of_file
   Fail: (211) [system] 'D'=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55fbb4538270), _1844350)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1846208)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'D')
   Call: (213) [system] 'D'=(;)
   Fail: (213) [system] 'D'=(;)
   Call: (213) [system] 'D'=(/)
   Fail: (213) [system] 'D'=(/)
^  Call: (213) [user] is_like_space('D')
   Call: (214) [system] char_type('D', 'white')
   Fail: (214) [system] char_type('D', 'white')
   Call: (214) [system] char_type('D', end_of_line)
   Fail: (214) [system] char_type('D', end_of_line)
   Call: (214) [system] char_type('D', space)
   Fail: (214) [system] char_type('D', space)
   Call: (214) [system] char_type('D', cntrl)
   Fail: (214) [system] char_type('D', cntrl)
^  Fail: (213) [user] is_like_space('D')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] get_char((0x55fbb4538270), _1862218)
   Exit: (212) [system] get_char((0x55fbb4538270), 'D')
   Call: (212) [system] 'D'='('
   Fail: (212) [system] 'D'='('
   Call: (212) [system] 'D'='['
   Fail: (212) [system] 'D'='['
   Call: (212) [system] 'D'='{'
   Fail: (212) [system] 'D'='{'
   Call: (212) [system] 'D'='"'
   Fail: (212) [system] 'D'='"'
   Call: (212) [system] 'D'=!
   Fail: (212) [system] 'D'=!
   Call: (212) [system] 'D'='\''
   Fail: (212) [system] 'D'='\''
   Call: (212) [system] 'D'='`'
   Fail: (212) [system] 'D'='`'
   Call: (212) [system] 'D'=end_of_file
   Fail: (212) [system] 'D'=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55fbb4538270), 'D', _1844350)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1879860)
   Call: (214) [system] peek_char((0x55fbb4538270), _1880794)
   Exit: (214) [system] peek_char((0x55fbb4538270), i)
^  Call: (214) [user] is_delimiter(i)
   Call: (215) [system] char_type(i, space)
   Fail: (215) [system] char_type(i, space)
   Call: (215) [system] arg(_1885514, v('(', ')', end_of_file), i)
   Fail: (215) [system] arg(_1886446, v('(', ')', end_of_file), i)
^  Fail: (214) [user] is_delimiter(i)
   Call: (214) [system] ')'==i
   Fail: (214) [system] ')'==i
   Call: (214) [system] get_char((0x55fbb4538270), i)
   Exit: (214) [system] get_char((0x55fbb4538270), i)
   Call: (214) [system] i=(\)
   Fail: (214) [system] i=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1893796)
   Call: (215) [system] peek_char((0x55fbb4538270), _1894730)
   Exit: (215) [system] peek_char((0x55fbb4538270), s)
^  Call: (215) [user] is_delimiter(s)
   Call: (216) [system] char_type(s, space)
   Fail: (216) [system] char_type(s, space)
   Call: (216) [system] arg(_1899450, v('(', ')', end_of_file), s)
   Fail: (216) [system] arg(_1900382, v('(', ')', end_of_file), s)
^  Fail: (215) [user] is_delimiter(s)
   Call: (215) [system] ')'==s
   Fail: (215) [system] ')'==s
   Call: (215) [system] get_char((0x55fbb4538270), s)
   Exit: (215) [system] get_char((0x55fbb4538270), s)
   Call: (215) [system] s=(\)
   Fail: (215) [system] s=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1907732)
   Call: (216) [system] peek_char((0x55fbb4538270), _1908666)
   Exit: (216) [system] peek_char((0x55fbb4538270), j)
^  Call: (216) [user] is_delimiter(j)
   Call: (217) [system] char_type(j, space)
   Fail: (217) [system] char_type(j, space)
   Call: (217) [system] arg(_1913386, v('(', ')', end_of_file), j)
   Fail: (217) [system] arg(_1914318, v('(', ')', end_of_file), j)
^  Fail: (216) [user] is_delimiter(j)
   Call: (216) [system] ')'==j
   Fail: (216) [system] ')'==j
   Call: (216) [system] get_char((0x55fbb4538270), j)
   Exit: (216) [system] get_char((0x55fbb4538270), j)
   Call: (216) [system] j=(\)
   Fail: (216) [system] j=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1921668)
   Call: (217) [system] peek_char((0x55fbb4538270), _1922602)
   Exit: (217) [system] peek_char((0x55fbb4538270), u)
^  Call: (217) [user] is_delimiter(u)
   Call: (218) [system] char_type(u, space)
   Fail: (218) [system] char_type(u, space)
   Call: (218) [system] arg(_1927322, v('(', ')', end_of_file), u)
   Fail: (218) [system] arg(_1928254, v('(', ')', end_of_file), u)
^  Fail: (217) [user] is_delimiter(u)
   Call: (217) [system] ')'==u
   Fail: (217) [system] ')'==u
   Call: (217) [system] get_char((0x55fbb4538270), u)
   Exit: (217) [system] get_char((0x55fbb4538270), u)
   Call: (217) [system] u=(\)
   Fail: (217) [system] u=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1935604)
   Call: (218) [system] peek_char((0x55fbb4538270), _1936538)
   Exit: (218) [system] peek_char((0x55fbb4538270), n)
^  Call: (218) [user] is_delimiter(n)
   Call: (219) [system] char_type(n, space)
   Fail: (219) [system] char_type(n, space)
   Call: (219) [system] arg(_1941258, v('(', ')', end_of_file), n)
   Fail: (219) [system] arg(_1942190, v('(', ')', end_of_file), n)
^  Fail: (218) [user] is_delimiter(n)
   Call: (218) [system] ')'==n
   Fail: (218) [system] ')'==n
   Call: (218) [system] get_char((0x55fbb4538270), n)
   Exit: (218) [system] get_char((0x55fbb4538270), n)
   Call: (218) [system] n=(\)
   Fail: (218) [system] n=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1949540)
   Call: (219) [system] peek_char((0x55fbb4538270), _1950474)
   Exit: (219) [system] peek_char((0x55fbb4538270), c)
^  Call: (219) [user] is_delimiter(c)
   Call: (220) [system] char_type(c, space)
   Fail: (220) [system] char_type(c, space)
   Call: (220) [system] arg(_1955194, v('(', ')', end_of_file), c)
   Fail: (220) [system] arg(_1956126, v('(', ')', end_of_file), c)
^  Fail: (219) [user] is_delimiter(c)
   Call: (219) [system] ')'==c
   Fail: (219) [system] ')'==c
   Call: (219) [system] get_char((0x55fbb4538270), c)
   Exit: (219) [system] get_char((0x55fbb4538270), c)
   Call: (219) [system] c=(\)
   Fail: (219) [system] c=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1963476)
   Call: (220) [system] peek_char((0x55fbb4538270), _1964410)
   Exit: (220) [system] peek_char((0x55fbb4538270), t)
^  Call: (220) [user] is_delimiter(t)
   Call: (221) [system] char_type(t, space)
   Fail: (221) [system] char_type(t, space)
   Call: (221) [system] arg(_1969130, v('(', ')', end_of_file), t)
   Fail: (221) [system] arg(_1970062, v('(', ')', end_of_file), t)
^  Fail: (220) [user] is_delimiter(t)
   Call: (220) [system] ')'==t
   Fail: (220) [system] ')'==t
   Call: (220) [system] get_char((0x55fbb4538270), t)
   Exit: (220) [system] get_char((0x55fbb4538270), t)
   Call: (220) [system] t=(\)
   Fail: (220) [system] t=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1977412)
   Call: (221) [system] peek_char((0x55fbb4538270), _1978346)
   Exit: (221) [system] peek_char((0x55fbb4538270), i)
^  Call: (221) [user] is_delimiter(i)
   Call: (222) [system] char_type(i, space)
   Fail: (222) [system] char_type(i, space)
   Call: (222) [system] arg(_1983066, v('(', ')', end_of_file), i)
   Fail: (222) [system] arg(_1983998, v('(', ')', end_of_file), i)
^  Fail: (221) [user] is_delimiter(i)
   Call: (221) [system] ')'==i
   Fail: (221) [system] ')'==i
   Call: (221) [system] get_char((0x55fbb4538270), i)
   Exit: (221) [system] get_char((0x55fbb4538270), i)
   Call: (221) [system] i=(\)
   Fail: (221) [system] i=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1991348)
   Call: (222) [system] peek_char((0x55fbb4538270), _1992282)
   Exit: (222) [system] peek_char((0x55fbb4538270), o)
^  Call: (222) [user] is_delimiter(o)
   Call: (223) [system] char_type(o, space)
   Fail: (223) [system] char_type(o, space)
   Call: (223) [system] arg(_1997002, v('(', ')', end_of_file), o)
   Fail: (223) [system] arg(_1997934, v('(', ')', end_of_file), o)
^  Fail: (222) [user] is_delimiter(o)
   Call: (222) [system] ')'==o
   Fail: (222) [system] ')'==o
   Call: (222) [system] get_char((0x55fbb4538270), o)
   Exit: (222) [system] get_char((0x55fbb4538270), o)
   Call: (222) [system] o=(\)
   Fail: (222) [system] o=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _2005284)
   Call: (223) [system] peek_char((0x55fbb4538270), _2006218)
   Exit: (223) [system] peek_char((0x55fbb4538270), n)
^  Call: (223) [user] is_delimiter(n)
   Call: (224) [system] char_type(n, space)
   Fail: (224) [system] char_type(n, space)
   Call: (224) [system] arg(_2010938, v('(', ')', end_of_file), n)
   Fail: (224) [system] arg(_2011870, v('(', ')', end_of_file), n)
^  Fail: (223) [user] is_delimiter(n)
   Call: (223) [system] ')'==n
   Fail: (223) [system] ')'==n
   Call: (223) [system] get_char((0x55fbb4538270), n)
   Exit: (223) [system] get_char((0x55fbb4538270), n)
   Call: (223) [system] n=(\)
   Fail: (223) [system] n=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _2019220)
   Call: (224) [system] peek_char((0x55fbb4538270), _2020154)
   Exit: (224) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (224) [user] is_delimiter('I')
   Call: (225) [system] char_type('I', space)
   Fail: (225) [system] char_type('I', space)
   Call: (225) [system] arg(_2024874, v('(', ')', end_of_file), 'I')
   Fail: (225) [system] arg(_2025806, v('(', ')', end_of_file), 'I')
^  Fail: (224) [user] is_delimiter('I')
   Call: (224) [system] ')'=='I'
   Fail: (224) [system] ')'=='I'
   Call: (224) [system] get_char((0x55fbb4538270), 'I')
   Exit: (224) [system] get_char((0x55fbb4538270), 'I')
   Call: (224) [system] 'I'=(\)
   Fail: (224) [system] 'I'=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _2033156)
   Call: (225) [system] peek_char((0x55fbb4538270), _2034090)
   Exit: (225) [system] peek_char((0x55fbb4538270), n)
^  Call: (225) [user] is_delimiter(n)
   Call: (226) [system] char_type(n, space)
   Fail: (226) [system] char_type(n, space)
   Call: (226) [system] arg(_2038810, v('(', ')', end_of_file), n)
   Fail: (226) [system] arg(_2039742, v('(', ')', end_of_file), n)
^  Fail: (225) [user] is_delimiter(n)
   Call: (225) [system] ')'==n
   Fail: (225) [system] ')'==n
   Call: (225) [system] get_char((0x55fbb4538270), n)
   Exit: (225) [system] get_char((0x55fbb4538270), n)
   Call: (225) [system] n=(\)
   Fail: (225) [system] n=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _2047092)
   Call: (226) [system] peek_char((0x55fbb4538270), _2048026)
   Exit: (226) [system] peek_char((0x55fbb4538270), t)
^  Call: (226) [user] is_delimiter(t)
   Call: (227) [system] char_type(t, space)
   Fail: (227) [system] char_type(t, space)
   Call: (227) [system] arg(_2052746, v('(', ')', end_of_file), t)
   Fail: (227) [system] arg(_2053678, v('(', ')', end_of_file), t)
^  Fail: (226) [user] is_delimiter(t)
   Call: (226) [system] ')'==t
   Fail: (226) [system] ')'==t
   Call: (226) [system] get_char((0x55fbb4538270), t)
   Exit: (226) [system] get_char((0x55fbb4538270), t)
   Call: (226) [system] t=(\)
   Fail: (226) [system] t=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _2061028)
   Call: (227) [system] peek_char((0x55fbb4538270), _2061962)
   Exit: (227) [system] peek_char((0x55fbb4538270), r)
^  Call: (227) [user] is_delimiter(r)
   Call: (228) [system] char_type(r, space)
   Fail: (228) [system] char_type(r, space)
   Call: (228) [system] arg(_2066682, v('(', ')', end_of_file), r)
   Fail: (228) [system] arg(_2067614, v('(', ')', end_of_file), r)
^  Fail: (227) [user] is_delimiter(r)
   Call: (227) [system] ')'==r
   Fail: (227) [system] ')'==r
   Call: (227) [system] get_char((0x55fbb4538270), r)
   Exit: (227) [system] get_char((0x55fbb4538270), r)
   Call: (227) [system] r=(\)
   Fail: (227) [system] r=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _2074964)
   Call: (228) [system] peek_char((0x55fbb4538270), _2075898)
   Exit: (228) [system] peek_char((0x55fbb4538270), o)
^  Call: (228) [user] is_delimiter(o)
   Call: (229) [system] char_type(o, space)
   Fail: (229) [system] char_type(o, space)
   Call: (229) [system] arg(_2080618, v('(', ')', end_of_file), o)
   Fail: (229) [system] arg(_2081550, v('(', ')', end_of_file), o)
^  Fail: (228) [user] is_delimiter(o)
   Call: (228) [system] ')'==o
   Fail: (228) [system] ')'==o
   Call: (228) [system] get_char((0x55fbb4538270), o)
   Exit: (228) [system] get_char((0x55fbb4538270), o)
   Call: (228) [system] o=(\)
   Fail: (228) [system] o=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _2088900)
   Call: (229) [system] peek_char((0x55fbb4538270), _2089834)
   Exit: (229) [system] peek_char((0x55fbb4538270), d)
^  Call: (229) [user] is_delimiter(d)
   Call: (230) [system] char_type(d, space)
   Fail: (230) [system] char_type(d, space)
   Call: (230) [system] arg(_2094554, v('(', ')', end_of_file), d)
   Fail: (230) [system] arg(_2095486, v('(', ')', end_of_file), d)
^  Fail: (229) [user] is_delimiter(d)
   Call: (229) [system] ')'==d
   Fail: (229) [system] ')'==d
   Call: (229) [system] get_char((0x55fbb4538270), d)
   Exit: (229) [system] get_char((0x55fbb4538270), d)
   Call: (229) [system] d=(\)
   Fail: (229) [system] d=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _11194)
   Call: (230) [system] peek_char((0x55fbb4538270), _12128)
   Exit: (230) [system] peek_char((0x55fbb4538270), u)
^  Call: (230) [user] is_delimiter(u)
   Call: (231) [system] char_type(u, space)
   Fail: (231) [system] char_type(u, space)
   Call: (231) [system] arg(_16848, v('(', ')', end_of_file), u)
   Fail: (231) [system] arg(_17780, v('(', ')', end_of_file), u)
^  Fail: (230) [user] is_delimiter(u)
   Call: (230) [system] ')'==u
   Fail: (230) [system] ')'==u
   Call: (230) [system] get_char((0x55fbb4538270), u)
   Exit: (230) [system] get_char((0x55fbb4538270), u)
   Call: (230) [system] u=(\)
   Fail: (230) [system] u=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _25130)
   Call: (231) [system] peek_char((0x55fbb4538270), _26064)
   Exit: (231) [system] peek_char((0x55fbb4538270), c)
^  Call: (231) [user] is_delimiter(c)
   Call: (232) [system] char_type(c, space)
   Fail: (232) [system] char_type(c, space)
   Call: (232) [system] arg(_30784, v('(', ')', end_of_file), c)
   Fail: (232) [system] arg(_31716, v('(', ')', end_of_file), c)
^  Fail: (231) [user] is_delimiter(c)
   Call: (231) [system] ')'==c
   Fail: (231) [system] ')'==c
   Call: (231) [system] get_char((0x55fbb4538270), c)
   Exit: (231) [system] get_char((0x55fbb4538270), c)
   Call: (231) [system] c=(\)
   Fail: (231) [system] c=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _39066)
   Call: (232) [system] peek_char((0x55fbb4538270), _40000)
   Exit: (232) [system] peek_char((0x55fbb4538270), t)
^  Call: (232) [user] is_delimiter(t)
   Call: (233) [system] char_type(t, space)
   Fail: (233) [system] char_type(t, space)
   Call: (233) [system] arg(_44720, v('(', ')', end_of_file), t)
   Fail: (233) [system] arg(_45652, v('(', ')', end_of_file), t)
^  Fail: (232) [user] is_delimiter(t)
   Call: (232) [system] ')'==t
   Fail: (232) [system] ')'==t
   Call: (232) [system] get_char((0x55fbb4538270), t)
   Exit: (232) [system] get_char((0x55fbb4538270), t)
   Call: (232) [system] t=(\)
   Fail: (232) [system] t=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _53002)
   Call: (233) [system] peek_char((0x55fbb4538270), _53936)
   Exit: (233) [system] peek_char((0x55fbb4538270), i)
^  Call: (233) [user] is_delimiter(i)
   Call: (234) [system] char_type(i, space)
   Fail: (234) [system] char_type(i, space)
   Call: (234) [system] arg(_58656, v('(', ')', end_of_file), i)
   Fail: (234) [system] arg(_59588, v('(', ')', end_of_file), i)
^  Fail: (233) [user] is_delimiter(i)
   Call: (233) [system] ')'==i
   Fail: (233) [system] ')'==i
   Call: (233) [system] get_char((0x55fbb4538270), i)
   Exit: (233) [system] get_char((0x55fbb4538270), i)
   Call: (233) [system] i=(\)
   Fail: (233) [system] i=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _66938)
   Call: (234) [system] peek_char((0x55fbb4538270), _67872)
   Exit: (234) [system] peek_char((0x55fbb4538270), o)
^  Call: (234) [user] is_delimiter(o)
   Call: (235) [system] char_type(o, space)
   Fail: (235) [system] char_type(o, space)
   Call: (235) [system] arg(_72592, v('(', ')', end_of_file), o)
   Fail: (235) [system] arg(_73524, v('(', ')', end_of_file), o)
^  Fail: (234) [user] is_delimiter(o)
   Call: (234) [system] ')'==o
   Fail: (234) [system] ')'==o
   Call: (234) [system] get_char((0x55fbb4538270), o)
   Exit: (234) [system] get_char((0x55fbb4538270), o)
   Call: (234) [system] o=(\)
   Fail: (234) [system] o=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _80874)
   Call: (235) [system] peek_char((0x55fbb4538270), _81808)
   Exit: (235) [system] peek_char((0x55fbb4538270), n)
^  Call: (235) [user] is_delimiter(n)
   Call: (236) [system] char_type(n, space)
   Fail: (236) [system] char_type(n, space)
   Call: (236) [system] arg(_86528, v('(', ')', end_of_file), n)
   Fail: (236) [system] arg(_87460, v('(', ')', end_of_file), n)
^  Fail: (235) [user] is_delimiter(n)
   Call: (235) [system] ')'==n
   Fail: (235) [system] ')'==n
   Call: (235) [system] get_char((0x55fbb4538270), n)
   Exit: (235) [system] get_char((0x55fbb4538270), n)
   Call: (235) [system] n=(\)
   Fail: (235) [system] n=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), _94810)
   Call: (236) [system] peek_char((0x55fbb4538270), _95744)
   Exit: (236) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (236) [user] is_delimiter(' ')
   Call: (237) [system] char_type(' ', space)
   Exit: (237) [system] char_type(' ', space)
^  Exit: (236) [user] is_delimiter(' ')
   Call: (236) [system] _94810=[]
   Exit: (236) [system] []=[]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (235) [system] _80874=[n]
   Exit: (235) [system] [n]=[n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (234) [system] _66938=[o, n]
   Exit: (234) [system] [o, n]=[o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (233) [system] _53002=[i, o, n]
   Exit: (233) [system] [i, o, n]=[i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (232) [system] _39066=[t, i, o, n]
   Exit: (232) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (231) [system] _25130=[c, t, i, o, n]
   Exit: (231) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (230) [system] _11194=[u, c, t, i, o, n]
   Exit: (230) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (229) [system] _5100=[d, u, c, t, i, o, n]
   Exit: (229) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (228) [system] _5096=[o, d, u, c, t, i, o, n]
   Exit: (228) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (227) [system] _5092=[r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _5088=[t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _5084=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _5080=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _5076=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _5072=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _5068=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _5064=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _5060=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _5056=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _5052=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _5048=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _5044=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _5040=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (213) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _5036)
^  Call: (214) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _166496)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_167448, _167450), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _166496), _167430, fail)), '$restore_trace'(_167448, _167450))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_167448, _167450))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _166496), _167430, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(_166496)
   Fail: (215) [system] atomic(_166496)
   Call: (215) [system] atom_chars(_166496, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (215) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (214) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
   Call: (214) [system] integer('DisjunctionIntroduction')
   Fail: (214) [system] integer('DisjunctionIntroduction')
   Call: (214) [system] _5036='DisjunctionIntroduction'
   Exit: (214) [system] 'DisjunctionIntroduction'='DisjunctionIntroduction'
^  Exit: (213) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (212) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'DisjunctionIntroduction')
^  Exit: (211) [user] cont_sexpr(')', (0x55fbb4538270), 'DisjunctionIntroduction')
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _181446)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _183304)
   Exit: (213) [system] peek_char((0x55fbb4538270), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
   Call: (213) [system] ' '=(/)
   Fail: (213) [system] ' '=(/)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55fbb4538270), _192898)
   Exit: (213) [system] get_char((0x55fbb4538270), ' ')
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _195602)
   Exit: (214) [system] peek_char((0x55fbb4538270), a)
   Call: (214) [system] a=(;)
   Fail: (214) [system] a=(;)
   Call: (214) [system] a=(/)
   Fail: (214) [system] a=(/)
^  Call: (214) [user] is_like_space(a)
   Call: (215) [system] char_type(a, 'white')
   Fail: (215) [system] char_type(a, 'white')
   Call: (215) [system] char_type(a, end_of_line)
   Fail: (215) [system] char_type(a, end_of_line)
   Call: (215) [system] char_type(a, space)
   Fail: (215) [system] char_type(a, space)
   Call: (215) [system] char_type(a, cntrl)
   Fail: (215) [system] char_type(a, cntrl)
^  Fail: (214) [user] is_like_space(a)
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _212536)
   Exit: (212) [system] peek_char((0x55fbb4538270), a)
   Call: (212) [system] a=')'
   Fail: (212) [system] a=')'
   Call: (212) [system] a=end_of_file
   Fail: (212) [system] a=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55fbb4538270), _218106)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _219964)
   Exit: (214) [system] peek_char((0x55fbb4538270), a)
   Call: (214) [system] a=(;)
   Fail: (214) [system] a=(;)
   Call: (214) [system] a=(/)
   Fail: (214) [system] a=(/)
^  Call: (214) [user] is_like_space(a)
   Call: (215) [system] char_type(a, 'white')
   Fail: (215) [system] char_type(a, 'white')
   Call: (215) [system] char_type(a, end_of_line)
   Fail: (215) [system] char_type(a, end_of_line)
   Call: (215) [system] char_type(a, space)
   Fail: (215) [system] char_type(a, space)
   Call: (215) [system] char_type(a, cntrl)
   Fail: (215) [system] char_type(a, cntrl)
^  Fail: (214) [user] is_like_space(a)
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] get_char((0x55fbb4538270), _235974)
   Exit: (213) [system] get_char((0x55fbb4538270), a)
   Call: (213) [system] a='('
   Fail: (213) [system] a='('
   Call: (213) [system] a='['
   Fail: (213) [system] a='['
   Call: (213) [system] a='{'
   Fail: (213) [system] a='{'
   Call: (213) [system] a='"'
   Fail: (213) [system] a='"'
   Call: (213) [system] a=!
   Fail: (213) [system] a=!
   Call: (213) [system] a='\''
   Fail: (213) [system] a='\''
   Call: (213) [system] a='`'
   Fail: (213) [system] a='`'
   Call: (213) [system] a=end_of_file
   Fail: (213) [system] a=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55fbb4538270), a, _218106)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _253616)
   Call: (215) [system] peek_char((0x55fbb4538270), _254550)
   Exit: (215) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (215) [user] is_delimiter(' ')
   Call: (216) [system] char_type(' ', space)
   Exit: (216) [system] char_type(' ', space)
^  Exit: (215) [user] is_delimiter(' ')
   Call: (215) [system] _253616=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (214) [user] classify_and_convert_charseq([a], _218106)
^  Call: (215) [user] classify_and_convert_charseq_([a], _263834)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_264786, _264788), once(user:catch(read_from_chars([a], _263834), _264768, fail)), '$restore_trace'(_264786, _264788))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_264786, _264788))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _264768, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(a)
   Exit: (216) [system] atomic(a)
^  Exit: (215) [user] classify_and_convert_charseq_([a], a)
   Call: (215) [system] integer(a)
   Fail: (215) [system] integer(a)
   Call: (215) [system] _218106=a
   Exit: (215) [system] a=a
^  Exit: (214) [user] classify_and_convert_charseq([a], a)
^  Exit: (213) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (212) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _276914)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _278772)
   Exit: (214) [system] peek_char((0x55fbb4538270), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
   Call: (214) [system] ' '=(/)
   Fail: (214) [system] ' '=(/)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55fbb4538270), _288366)
   Exit: (214) [system] get_char((0x55fbb4538270), ' ')
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _291070)
   Exit: (215) [system] peek_char((0x55fbb4538270), a)
   Call: (215) [system] a=(;)
   Fail: (215) [system] a=(;)
   Call: (215) [system] a=(/)
   Fail: (215) [system] a=(/)
^  Call: (215) [user] is_like_space(a)
   Call: (216) [system] char_type(a, 'white')
   Fail: (216) [system] char_type(a, 'white')
   Call: (216) [system] char_type(a, end_of_line)
   Fail: (216) [system] char_type(a, end_of_line)
   Call: (216) [system] char_type(a, space)
   Fail: (216) [system] char_type(a, space)
   Call: (216) [system] char_type(a, cntrl)
   Fail: (216) [system] char_type(a, cntrl)
^  Fail: (215) [user] is_like_space(a)
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _308004)
   Exit: (213) [system] peek_char((0x55fbb4538270), a)
   Call: (213) [system] a=')'
   Fail: (213) [system] a=')'
   Call: (213) [system] a=end_of_file
   Fail: (213) [system] a=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55fbb4538270), _313574)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _315432)
   Exit: (215) [system] peek_char((0x55fbb4538270), a)
   Call: (215) [system] a=(;)
   Fail: (215) [system] a=(;)
   Call: (215) [system] a=(/)
   Fail: (215) [system] a=(/)
^  Call: (215) [user] is_like_space(a)
   Call: (216) [system] char_type(a, 'white')
   Fail: (216) [system] char_type(a, 'white')
   Call: (216) [system] char_type(a, end_of_line)
   Fail: (216) [system] char_type(a, end_of_line)
   Call: (216) [system] char_type(a, space)
   Fail: (216) [system] char_type(a, space)
   Call: (216) [system] char_type(a, cntrl)
   Fail: (216) [system] char_type(a, cntrl)
^  Fail: (215) [user] is_like_space(a)
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] get_char((0x55fbb4538270), _331442)
   Exit: (214) [system] get_char((0x55fbb4538270), a)
   Call: (214) [system] a='('
   Fail: (214) [system] a='('
   Call: (214) [system] a='['
   Fail: (214) [system] a='['
   Call: (214) [system] a='{'
   Fail: (214) [system] a='{'
   Call: (214) [system] a='"'
   Fail: (214) [system] a='"'
   Call: (214) [system] a=!
   Fail: (214) [system] a=!
   Call: (214) [system] a='\''
   Fail: (214) [system] a='\''
   Call: (214) [system] a='`'
   Fail: (214) [system] a='`'
   Call: (214) [system] a=end_of_file
   Fail: (214) [system] a=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55fbb4538270), a, _313574)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _349084)
   Call: (216) [system] peek_char((0x55fbb4538270), _350018)
   Exit: (216) [system] peek_char((0x55fbb4538270), ')')
^  Call: (216) [user] is_delimiter(')')
   Call: (217) [system] char_type(')', space)
   Fail: (217) [system] char_type(')', space)
   Call: (217) [system] arg(_354738, v('(', ')', end_of_file), ')')
   Exit: (217) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (216) [user] is_delimiter(')')
   Call: (216) [system] _349084=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (215) [user] classify_and_convert_charseq([a], _313574)
^  Call: (216) [user] classify_and_convert_charseq_([a], _361174)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_362126, _362128), once(user:catch(read_from_chars([a], _361174), _362108, fail)), '$restore_trace'(_362126, _362128))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_362126, _362128))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _362108, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(a)
   Exit: (217) [system] atomic(a)
^  Exit: (216) [user] classify_and_convert_charseq_([a], a)
   Call: (216) [system] integer(a)
   Fail: (216) [system] integer(a)
   Call: (216) [system] _313574=a
   Exit: (216) [system] a=a
^  Exit: (215) [user] classify_and_convert_charseq([a], a)
^  Exit: (214) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (213) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (213) [user] read_list(')', (0x55fbb4538270), _374254)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _376112)
   Exit: (215) [system] peek_char((0x55fbb4538270), ')')
   Call: (215) [system] ')'=(;)
   Fail: (215) [system] ')'=(;)
   Call: (215) [system] ')'=(/)
   Fail: (215) [system] ')'=(/)
^  Call: (215) [user] is_like_space(')')
   Call: (216) [system] char_type(')', 'white')
   Fail: (216) [system] char_type(')', 'white')
   Call: (216) [system] char_type(')', end_of_line)
   Fail: (216) [system] char_type(')', end_of_line)
   Call: (216) [system] char_type(')', space)
   Fail: (216) [system] char_type(')', space)
   Call: (216) [system] char_type(')', cntrl)
   Fail: (216) [system] char_type(')', cntrl)
^  Fail: (215) [user] is_like_space(')')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _392122)
   Exit: (214) [system] peek_char((0x55fbb4538270), ')')
   Call: (214) [system] ')'=')'
   Exit: (214) [system] ')'=')'
   Call: (214) [system] get_char((0x55fbb4538270), _395912)
   Exit: (214) [system] get_char((0x55fbb4538270), ')')
   Call: (214) [system] _374254=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_list(')', (0x55fbb4538270), [])
   Call: (213) [system] _276914=[a]
   Exit: (213) [system] [a]=[a]
^  Exit: (212) [user] read_list(')', (0x55fbb4538270), [a])
   Call: (212) [system] _181446=[a, a]
   Exit: (212) [system] [a, a]=[a, a]
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), [a, a])
   Call: (211) [system] _5030=['DisjunctionIntroduction', a, a]
   Exit: (211) [system] ['DisjunctionIntroduction', a, a]=['DisjunctionIntroduction', a, a]
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), ['DisjunctionIntroduction', a, a])
^  Exit: (209) [user] cont_sexpr(')', (0x55fbb4538270), ['DisjunctionIntroduction', a, a])
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _409794)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _411652)
   Exit: (211) [system] peek_char((0x55fbb4538270), ')')
   Call: (211) [system] ')'=(;)
   Fail: (211) [system] ')'=(;)
   Call: (211) [system] ')'=(/)
   Fail: (211) [system] ')'=(/)
^  Call: (211) [user] is_like_space(')')
   Call: (212) [system] char_type(')', 'white')
   Fail: (212) [system] char_type(')', 'white')
   Call: (212) [system] char_type(')', end_of_line)
   Fail: (212) [system] char_type(')', end_of_line)
   Call: (212) [system] char_type(')', space)
   Fail: (212) [system] char_type(')', space)
   Call: (212) [system] char_type(')', cntrl)
   Fail: (212) [system] char_type(')', cntrl)
^  Fail: (211) [user] is_like_space(')')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _427662)
   Exit: (210) [system] peek_char((0x55fbb4538270), ')')
   Call: (210) [system] ')'=')'
   Exit: (210) [system] ')'=')'
   Call: (210) [system] get_char((0x55fbb4538270), _431452)
   Exit: (210) [system] get_char((0x55fbb4538270), ')')
   Call: (210) [system] _409794=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), [])
   Call: (209) [system] _5026=[['DisjunctionIntroduction', a, a]]
   Exit: (209) [system] [['DisjunctionIntroduction', a, a]]=[['DisjunctionIntroduction', a, a]]
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), [['DisjunctionIntroduction', a, a]])
   Call: (208) [system] _5020=[abc, ['DisjunctionIntroduction', a, a]]
   Exit: (208) [system] [abc, ['DisjunctionIntroduction', a, a]]=[abc, ['DisjunctionIntroduction', a, a]]
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), [abc, ['DisjunctionIntroduction', a, a]])
   Call: (207) [system] _5012=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]]
   Exit: (207) [system] ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]]=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]]
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]])
^  Exit: (205) [user] cont_sexpr(')', (0x55fbb4538270), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]])
^  Call: (205) [user] read_list(')', (0x55fbb4538270), _445334)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _447192)
   Exit: (207) [system] peek_char((0x55fbb4538270), ' ')
   Call: (207) [system] ' '=(;)
   Fail: (207) [system] ' '=(;)
   Call: (207) [system] ' '=(/)
   Fail: (207) [system] ' '=(/)
^  Call: (207) [user] is_like_space(' ')
   Call: (208) [system] char_type(' ', 'white')
   Exit: (208) [system] char_type(' ', 'white')
^  Exit: (207) [user] is_like_space(' ')
   Call: (207) [system] get_char((0x55fbb4538270), _456786)
   Exit: (207) [system] get_char((0x55fbb4538270), ' ')
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _459490)
   Exit: (208) [system] peek_char((0x55fbb4538270), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
   Call: (208) [system] '('=(/)
   Fail: (208) [system] '('=(/)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _476424)
   Exit: (206) [system] peek_char((0x55fbb4538270), '(')
   Call: (206) [system] '('=')'
   Fail: (206) [system] '('=')'
   Call: (206) [system] '('=end_of_file
   Fail: (206) [system] '('=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55fbb4538270), _481994)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _483852)
   Exit: (208) [system] peek_char((0x55fbb4538270), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
   Call: (208) [system] '('=(/)
   Fail: (208) [system] '('=(/)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] get_char((0x55fbb4538270), _499862)
   Exit: (207) [system] get_char((0x55fbb4538270), '(')
   Call: (207) [system] '('='('
   Exit: (207) [system] '('='('
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _481994)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _505432)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'O')
   Call: (209) [system] 'O'=(;)
   Fail: (209) [system] 'O'=(;)
   Call: (209) [system] 'O'=(/)
   Fail: (209) [system] 'O'=(/)
^  Call: (209) [user] is_like_space('O')
   Call: (210) [system] char_type('O', 'white')
   Fail: (210) [system] char_type('O', 'white')
   Call: (210) [system] char_type('O', end_of_line)
   Fail: (210) [system] char_type('O', end_of_line)
   Call: (210) [system] char_type('O', space)
   Fail: (210) [system] char_type('O', space)
   Call: (210) [system] char_type('O', cntrl)
   Fail: (210) [system] char_type('O', cntrl)
^  Fail: (209) [user] is_like_space('O')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _521442)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'O')
   Call: (208) [system] 'O'=')'
   Fail: (208) [system] 'O'=')'
   Call: (208) [system] 'O'=end_of_file
   Fail: (208) [system] 'O'=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55fbb4538270), _527012)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _528870)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'O')
   Call: (210) [system] 'O'=(;)
   Fail: (210) [system] 'O'=(;)
   Call: (210) [system] 'O'=(/)
   Fail: (210) [system] 'O'=(/)
^  Call: (210) [user] is_like_space('O')
   Call: (211) [system] char_type('O', 'white')
   Fail: (211) [system] char_type('O', 'white')
   Call: (211) [system] char_type('O', end_of_line)
   Fail: (211) [system] char_type('O', end_of_line)
   Call: (211) [system] char_type('O', space)
   Fail: (211) [system] char_type('O', space)
   Call: (211) [system] char_type('O', cntrl)
   Fail: (211) [system] char_type('O', cntrl)
^  Fail: (210) [user] is_like_space('O')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] get_char((0x55fbb4538270), _544880)
   Exit: (209) [system] get_char((0x55fbb4538270), 'O')
   Call: (209) [system] 'O'='('
   Fail: (209) [system] 'O'='('
   Call: (209) [system] 'O'='['
   Fail: (209) [system] 'O'='['
   Call: (209) [system] 'O'='{'
   Fail: (209) [system] 'O'='{'
   Call: (209) [system] 'O'='"'
   Fail: (209) [system] 'O'='"'
   Call: (209) [system] 'O'=!
   Fail: (209) [system] 'O'=!
   Call: (209) [system] 'O'='\''
   Fail: (209) [system] 'O'='\''
   Call: (209) [system] 'O'='`'
   Fail: (209) [system] 'O'='`'
   Call: (209) [system] 'O'=end_of_file
   Fail: (209) [system] 'O'=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55fbb4538270), 'O', _527012)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _562522)
   Call: (211) [system] peek_char((0x55fbb4538270), _563456)
   Exit: (211) [system] peek_char((0x55fbb4538270), r)
^  Call: (211) [user] is_delimiter(r)
   Call: (212) [system] char_type(r, space)
   Fail: (212) [system] char_type(r, space)
   Call: (212) [system] arg(_568176, v('(', ')', end_of_file), r)
   Fail: (212) [system] arg(_569108, v('(', ')', end_of_file), r)
^  Fail: (211) [user] is_delimiter(r)
   Call: (211) [system] ')'==r
   Fail: (211) [system] ')'==r
   Call: (211) [system] get_char((0x55fbb4538270), r)
   Exit: (211) [system] get_char((0x55fbb4538270), r)
   Call: (211) [system] r=(\)
   Fail: (211) [system] r=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _576458)
   Call: (212) [system] peek_char((0x55fbb4538270), _577392)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (212) [user] is_delimiter('L')
   Call: (213) [system] char_type('L', space)
   Fail: (213) [system] char_type('L', space)
   Call: (213) [system] arg(_582112, v('(', ')', end_of_file), 'L')
   Fail: (213) [system] arg(_583044, v('(', ')', end_of_file), 'L')
^  Fail: (212) [user] is_delimiter('L')
   Call: (212) [system] ')'=='L'
   Fail: (212) [system] ')'=='L'
   Call: (212) [system] get_char((0x55fbb4538270), 'L')
   Exit: (212) [system] get_char((0x55fbb4538270), 'L')
   Call: (212) [system] 'L'=(\)
   Fail: (212) [system] 'L'=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _590394)
   Call: (213) [system] peek_char((0x55fbb4538270), _591328)
   Exit: (213) [system] peek_char((0x55fbb4538270), i)
^  Call: (213) [user] is_delimiter(i)
   Call: (214) [system] char_type(i, space)
   Fail: (214) [system] char_type(i, space)
   Call: (214) [system] arg(_596048, v('(', ')', end_of_file), i)
   Fail: (214) [system] arg(_596980, v('(', ')', end_of_file), i)
^  Fail: (213) [user] is_delimiter(i)
   Call: (213) [system] ')'==i
   Fail: (213) [system] ')'==i
   Call: (213) [system] get_char((0x55fbb4538270), i)
   Exit: (213) [system] get_char((0x55fbb4538270), i)
   Call: (213) [system] i=(\)
   Fail: (213) [system] i=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _604330)
   Call: (214) [system] peek_char((0x55fbb4538270), _605264)
   Exit: (214) [system] peek_char((0x55fbb4538270), n)
^  Call: (214) [user] is_delimiter(n)
   Call: (215) [system] char_type(n, space)
   Fail: (215) [system] char_type(n, space)
   Call: (215) [system] arg(_609984, v('(', ')', end_of_file), n)
   Fail: (215) [system] arg(_610916, v('(', ')', end_of_file), n)
^  Fail: (214) [user] is_delimiter(n)
   Call: (214) [system] ')'==n
   Fail: (214) [system] ')'==n
   Call: (214) [system] get_char((0x55fbb4538270), n)
   Exit: (214) [system] get_char((0x55fbb4538270), n)
   Call: (214) [system] n=(\)
   Fail: (214) [system] n=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _618266)
   Call: (215) [system] peek_char((0x55fbb4538270), _619200)
   Exit: (215) [system] peek_char((0x55fbb4538270), k)
^  Call: (215) [user] is_delimiter(k)
   Call: (216) [system] char_type(k, space)
   Fail: (216) [system] char_type(k, space)
   Call: (216) [system] arg(_623920, v('(', ')', end_of_file), k)
   Fail: (216) [system] arg(_624852, v('(', ')', end_of_file), k)
^  Fail: (215) [user] is_delimiter(k)
   Call: (215) [system] ')'==k
   Fail: (215) [system] ')'==k
   Call: (215) [system] get_char((0x55fbb4538270), k)
   Exit: (215) [system] get_char((0x55fbb4538270), k)
   Call: (215) [system] k=(\)
   Fail: (215) [system] k=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _632202)
   Call: (216) [system] peek_char((0x55fbb4538270), _633136)
   Exit: (216) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (216) [user] is_delimiter(' ')
   Call: (217) [system] char_type(' ', space)
   Exit: (217) [system] char_type(' ', space)
^  Exit: (216) [user] is_delimiter(' ')
   Call: (216) [system] _632202=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (215) [system] _618266=[k]
   Exit: (215) [system] [k]=[k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (214) [system] _604330=[n, k]
   Exit: (214) [system] [n, k]=[n, k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (213) [system] _590394=[i, n, k]
   Exit: (213) [system] [i, n, k]=[i, n, k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (212) [system] _576458=['L', i, n, k]
   Exit: (212) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (211) [system] _562522=[r, 'L', i, n, k]
   Exit: (211) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (210) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _527012)
^  Call: (211) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _656390)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_657342, _657344), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _656390), _657324, fail)), '$restore_trace'(_657342, _657344))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_657342, _657344))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _656390), _657324, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(_656390)
   Fail: (212) [system] atomic(_656390)
   Call: (212) [system] atom_chars(_656390, ['O', r, 'L', i, n, k])
   Exit: (212) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (211) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (211) [system] integer('OrLink')
   Fail: (211) [system] integer('OrLink')
   Call: (211) [system] _527012='OrLink'
   Exit: (211) [system] 'OrLink'='OrLink'
^  Exit: (210) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (209) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (208) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _671340)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _673198)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
   Call: (210) [system] ' '=(/)
   Fail: (210) [system] ' '=(/)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55fbb4538270), _682792)
   Exit: (210) [system] get_char((0x55fbb4538270), ' ')
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _685496)
   Exit: (211) [system] peek_char((0x55fbb4538270), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
   Call: (211) [system] '('=(/)
   Fail: (211) [system] '('=(/)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _702430)
   Exit: (209) [system] peek_char((0x55fbb4538270), '(')
   Call: (209) [system] '('=')'
   Fail: (209) [system] '('=')'
   Call: (209) [system] '('=end_of_file
   Fail: (209) [system] '('=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55fbb4538270), _708000)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _709858)
   Exit: (211) [system] peek_char((0x55fbb4538270), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
   Call: (211) [system] '('=(/)
   Fail: (211) [system] '('=(/)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] get_char((0x55fbb4538270), _725868)
   Exit: (210) [system] get_char((0x55fbb4538270), '(')
   Call: (210) [system] '('='('
   Exit: (210) [system] '('='('
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _708000)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _731438)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'I')
   Call: (212) [system] 'I'=(;)
   Fail: (212) [system] 'I'=(;)
   Call: (212) [system] 'I'=(/)
   Fail: (212) [system] 'I'=(/)
^  Call: (212) [user] is_like_space('I')
   Call: (213) [system] char_type('I', 'white')
   Fail: (213) [system] char_type('I', 'white')
   Call: (213) [system] char_type('I', end_of_line)
   Fail: (213) [system] char_type('I', end_of_line)
   Call: (213) [system] char_type('I', space)
   Fail: (213) [system] char_type('I', space)
   Call: (213) [system] char_type('I', cntrl)
   Fail: (213) [system] char_type('I', cntrl)
^  Fail: (212) [user] is_like_space('I')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _747448)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'I')
   Call: (211) [system] 'I'=')'
   Fail: (211) [system] 'I'=')'
   Call: (211) [system] 'I'=end_of_file
   Fail: (211) [system] 'I'=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55fbb4538270), _753018)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _754876)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'I')
   Call: (213) [system] 'I'=(;)
   Fail: (213) [system] 'I'=(;)
   Call: (213) [system] 'I'=(/)
   Fail: (213) [system] 'I'=(/)
^  Call: (213) [user] is_like_space('I')
   Call: (214) [system] char_type('I', 'white')
   Fail: (214) [system] char_type('I', 'white')
   Call: (214) [system] char_type('I', end_of_line)
   Fail: (214) [system] char_type('I', end_of_line)
   Call: (214) [system] char_type('I', space)
   Fail: (214) [system] char_type('I', space)
   Call: (214) [system] char_type('I', cntrl)
   Fail: (214) [system] char_type('I', cntrl)
^  Fail: (213) [user] is_like_space('I')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] get_char((0x55fbb4538270), _770886)
   Exit: (212) [system] get_char((0x55fbb4538270), 'I')
   Call: (212) [system] 'I'='('
   Fail: (212) [system] 'I'='('
   Call: (212) [system] 'I'='['
   Fail: (212) [system] 'I'='['
   Call: (212) [system] 'I'='{'
   Fail: (212) [system] 'I'='{'
   Call: (212) [system] 'I'='"'
   Fail: (212) [system] 'I'='"'
   Call: (212) [system] 'I'=!
   Fail: (212) [system] 'I'=!
   Call: (212) [system] 'I'='\''
   Fail: (212) [system] 'I'='\''
   Call: (212) [system] 'I'='`'
   Fail: (212) [system] 'I'='`'
   Call: (212) [system] 'I'=end_of_file
   Fail: (212) [system] 'I'=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55fbb4538270), 'I', _753018)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _788528)
   Call: (214) [system] peek_char((0x55fbb4538270), _789462)
   Exit: (214) [system] peek_char((0x55fbb4538270), m)
^  Call: (214) [user] is_delimiter(m)
   Call: (215) [system] char_type(m, space)
   Fail: (215) [system] char_type(m, space)
   Call: (215) [system] arg(_794182, v('(', ')', end_of_file), m)
   Fail: (215) [system] arg(_795114, v('(', ')', end_of_file), m)
^  Fail: (214) [user] is_delimiter(m)
   Call: (214) [system] ')'==m
   Fail: (214) [system] ')'==m
   Call: (214) [system] get_char((0x55fbb4538270), m)
   Exit: (214) [system] get_char((0x55fbb4538270), m)
   Call: (214) [system] m=(\)
   Fail: (214) [system] m=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _802464)
   Call: (215) [system] peek_char((0x55fbb4538270), _803398)
   Exit: (215) [system] peek_char((0x55fbb4538270), p)
^  Call: (215) [user] is_delimiter(p)
   Call: (216) [system] char_type(p, space)
   Fail: (216) [system] char_type(p, space)
   Call: (216) [system] arg(_808118, v('(', ')', end_of_file), p)
   Fail: (216) [system] arg(_809050, v('(', ')', end_of_file), p)
^  Fail: (215) [user] is_delimiter(p)
   Call: (215) [system] ')'==p
   Fail: (215) [system] ')'==p
   Call: (215) [system] get_char((0x55fbb4538270), p)
   Exit: (215) [system] get_char((0x55fbb4538270), p)
   Call: (215) [system] p=(\)
   Fail: (215) [system] p=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _816400)
   Call: (216) [system] peek_char((0x55fbb4538270), _817334)
   Exit: (216) [system] peek_char((0x55fbb4538270), l)
^  Call: (216) [user] is_delimiter(l)
   Call: (217) [system] char_type(l, space)
   Fail: (217) [system] char_type(l, space)
   Call: (217) [system] arg(_822054, v('(', ')', end_of_file), l)
   Fail: (217) [system] arg(_822986, v('(', ')', end_of_file), l)
^  Fail: (216) [user] is_delimiter(l)
   Call: (216) [system] ')'==l
   Fail: (216) [system] ')'==l
   Call: (216) [system] get_char((0x55fbb4538270), l)
   Exit: (216) [system] get_char((0x55fbb4538270), l)
   Call: (216) [system] l=(\)
   Fail: (216) [system] l=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _830336)
   Call: (217) [system] peek_char((0x55fbb4538270), _831270)
   Exit: (217) [system] peek_char((0x55fbb4538270), i)
^  Call: (217) [user] is_delimiter(i)
   Call: (218) [system] char_type(i, space)
   Fail: (218) [system] char_type(i, space)
   Call: (218) [system] arg(_835990, v('(', ')', end_of_file), i)
   Fail: (218) [system] arg(_836922, v('(', ')', end_of_file), i)
^  Fail: (217) [user] is_delimiter(i)
   Call: (217) [system] ')'==i
   Fail: (217) [system] ')'==i
   Call: (217) [system] get_char((0x55fbb4538270), i)
   Exit: (217) [system] get_char((0x55fbb4538270), i)
   Call: (217) [system] i=(\)
   Fail: (217) [system] i=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _844272)
   Call: (218) [system] peek_char((0x55fbb4538270), _845206)
   Exit: (218) [system] peek_char((0x55fbb4538270), c)
^  Call: (218) [user] is_delimiter(c)
   Call: (219) [system] char_type(c, space)
   Fail: (219) [system] char_type(c, space)
   Call: (219) [system] arg(_849926, v('(', ')', end_of_file), c)
   Fail: (219) [system] arg(_850858, v('(', ')', end_of_file), c)
^  Fail: (218) [user] is_delimiter(c)
   Call: (218) [system] ')'==c
   Fail: (218) [system] ')'==c
   Call: (218) [system] get_char((0x55fbb4538270), c)
   Exit: (218) [system] get_char((0x55fbb4538270), c)
   Call: (218) [system] c=(\)
   Fail: (218) [system] c=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _858208)
   Call: (219) [system] peek_char((0x55fbb4538270), _859142)
   Exit: (219) [system] peek_char((0x55fbb4538270), a)
^  Call: (219) [user] is_delimiter(a)
   Call: (220) [system] char_type(a, space)
   Fail: (220) [system] char_type(a, space)
   Call: (220) [system] arg(_863862, v('(', ')', end_of_file), a)
   Fail: (220) [system] arg(_864794, v('(', ')', end_of_file), a)
^  Fail: (219) [user] is_delimiter(a)
   Call: (219) [system] ')'==a
   Fail: (219) [system] ')'==a
   Call: (219) [system] get_char((0x55fbb4538270), a)
   Exit: (219) [system] get_char((0x55fbb4538270), a)
   Call: (219) [system] a=(\)
   Fail: (219) [system] a=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _872144)
   Call: (220) [system] peek_char((0x55fbb4538270), _873078)
   Exit: (220) [system] peek_char((0x55fbb4538270), t)
^  Call: (220) [user] is_delimiter(t)
   Call: (221) [system] char_type(t, space)
   Fail: (221) [system] char_type(t, space)
   Call: (221) [system] arg(_877798, v('(', ')', end_of_file), t)
   Fail: (221) [system] arg(_878730, v('(', ')', end_of_file), t)
^  Fail: (220) [user] is_delimiter(t)
   Call: (220) [system] ')'==t
   Fail: (220) [system] ')'==t
   Call: (220) [system] get_char((0x55fbb4538270), t)
   Exit: (220) [system] get_char((0x55fbb4538270), t)
   Call: (220) [system] t=(\)
   Fail: (220) [system] t=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _886080)
   Call: (221) [system] peek_char((0x55fbb4538270), _887014)
   Exit: (221) [system] peek_char((0x55fbb4538270), i)
^  Call: (221) [user] is_delimiter(i)
   Call: (222) [system] char_type(i, space)
   Fail: (222) [system] char_type(i, space)
   Call: (222) [system] arg(_891734, v('(', ')', end_of_file), i)
   Fail: (222) [system] arg(_892666, v('(', ')', end_of_file), i)
^  Fail: (221) [user] is_delimiter(i)
   Call: (221) [system] ')'==i
   Fail: (221) [system] ')'==i
   Call: (221) [system] get_char((0x55fbb4538270), i)
   Exit: (221) [system] get_char((0x55fbb4538270), i)
   Call: (221) [system] i=(\)
   Fail: (221) [system] i=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _900016)
   Call: (222) [system] peek_char((0x55fbb4538270), _900950)
   Exit: (222) [system] peek_char((0x55fbb4538270), o)
^  Call: (222) [user] is_delimiter(o)
   Call: (223) [system] char_type(o, space)
   Fail: (223) [system] char_type(o, space)
   Call: (223) [system] arg(_905670, v('(', ')', end_of_file), o)
   Fail: (223) [system] arg(_906602, v('(', ')', end_of_file), o)
^  Fail: (222) [user] is_delimiter(o)
   Call: (222) [system] ')'==o
   Fail: (222) [system] ')'==o
   Call: (222) [system] get_char((0x55fbb4538270), o)
   Exit: (222) [system] get_char((0x55fbb4538270), o)
   Call: (222) [system] o=(\)
   Fail: (222) [system] o=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _913952)
   Call: (223) [system] peek_char((0x55fbb4538270), _914886)
   Exit: (223) [system] peek_char((0x55fbb4538270), n)
^  Call: (223) [user] is_delimiter(n)
   Call: (224) [system] char_type(n, space)
   Fail: (224) [system] char_type(n, space)
   Call: (224) [system] arg(_919606, v('(', ')', end_of_file), n)
   Fail: (224) [system] arg(_920538, v('(', ')', end_of_file), n)
^  Fail: (223) [user] is_delimiter(n)
   Call: (223) [system] ')'==n
   Fail: (223) [system] ')'==n
   Call: (223) [system] get_char((0x55fbb4538270), n)
   Exit: (223) [system] get_char((0x55fbb4538270), n)
   Call: (223) [system] n=(\)
   Fail: (223) [system] n=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _927888)
   Call: (224) [system] peek_char((0x55fbb4538270), _928822)
   Exit: (224) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (224) [user] is_delimiter(' ')
   Call: (225) [system] char_type(' ', space)
   Exit: (225) [system] char_type(' ', space)
^  Exit: (224) [user] is_delimiter(' ')
   Call: (224) [system] _927888=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (223) [system] _913952=[n]
   Exit: (223) [system] [n]=[n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (222) [system] _900016=[o, n]
   Exit: (222) [system] [o, n]=[o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (221) [system] _886080=[i, o, n]
   Exit: (221) [system] [i, o, n]=[i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (220) [system] _872144=[t, i, o, n]
   Exit: (220) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (219) [system] _858208=[a, t, i, o, n]
   Exit: (219) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (218) [system] _844272=[c, a, t, i, o, n]
   Exit: (218) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (217) [system] _830336=[i, c, a, t, i, o, n]
   Exit: (217) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (216) [system] _816400=[l, i, c, a, t, i, o, n]
   Exit: (216) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (215) [system] _802464=[p, l, i, c, a, t, i, o, n]
   Exit: (215) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (214) [system] _788528=[m, p, l, i, c, a, t, i, o, n]
   Exit: (214) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (213) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _753018)
^  Call: (214) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _966046)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_966998, _967000), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _966046), _966980, fail)), '$restore_trace'(_966998, _967000))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_966998, _967000))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _966046), _966980, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(_966046)
   Fail: (215) [system] atomic(_966046)
   Call: (215) [system] atom_chars(_966046, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (215) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (214) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (214) [system] integer('Implication')
   Fail: (214) [system] integer('Implication')
   Call: (214) [system] _753018='Implication'
   Exit: (214) [system] 'Implication'='Implication'
^  Exit: (213) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (212) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (211) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _980996)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _982854)
   Exit: (213) [system] peek_char((0x55fbb4538270), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
   Call: (213) [system] ' '=(/)
   Fail: (213) [system] ' '=(/)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55fbb4538270), _992448)
   Exit: (213) [system] get_char((0x55fbb4538270), ' ')
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _995152)
   Exit: (214) [system] peek_char((0x55fbb4538270), '(')
   Call: (214) [system] '('=(;)
   Fail: (214) [system] '('=(;)
   Call: (214) [system] '('=(/)
   Fail: (214) [system] '('=(/)
^  Call: (214) [user] is_like_space('(')
   Call: (215) [system] char_type('(', 'white')
   Fail: (215) [system] char_type('(', 'white')
   Call: (215) [system] char_type('(', end_of_line)
   Fail: (215) [system] char_type('(', end_of_line)
   Call: (215) [system] char_type('(', space)
   Fail: (215) [system] char_type('(', space)
   Call: (215) [system] char_type('(', cntrl)
   Fail: (215) [system] char_type('(', cntrl)
^  Fail: (214) [user] is_like_space('(')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1012086)
   Exit: (212) [system] peek_char((0x55fbb4538270), '(')
   Call: (212) [system] '('=')'
   Fail: (212) [system] '('=')'
   Call: (212) [system] '('=end_of_file
   Fail: (212) [system] '('=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55fbb4538270), _1017656)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1019514)
   Exit: (214) [system] peek_char((0x55fbb4538270), '(')
   Call: (214) [system] '('=(;)
   Fail: (214) [system] '('=(;)
   Call: (214) [system] '('=(/)
   Fail: (214) [system] '('=(/)
^  Call: (214) [user] is_like_space('(')
   Call: (215) [system] char_type('(', 'white')
   Fail: (215) [system] char_type('(', 'white')
   Call: (215) [system] char_type('(', end_of_line)
   Fail: (215) [system] char_type('(', end_of_line)
   Call: (215) [system] char_type('(', space)
   Fail: (215) [system] char_type('(', space)
   Call: (215) [system] char_type('(', cntrl)
   Fail: (215) [system] char_type('(', cntrl)
^  Fail: (214) [user] is_like_space('(')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] get_char((0x55fbb4538270), _1035524)
   Exit: (213) [system] get_char((0x55fbb4538270), '(')
   Call: (213) [system] '('='('
   Exit: (213) [system] '('='('
^  Call: (213) [user] read_list(')', (0x55fbb4538270), _1017656)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1041094)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'A')
   Call: (215) [system] 'A'=(;)
   Fail: (215) [system] 'A'=(;)
   Call: (215) [system] 'A'=(/)
   Fail: (215) [system] 'A'=(/)
^  Call: (215) [user] is_like_space('A')
   Call: (216) [system] char_type('A', 'white')
   Fail: (216) [system] char_type('A', 'white')
   Call: (216) [system] char_type('A', end_of_line)
   Fail: (216) [system] char_type('A', end_of_line)
   Call: (216) [system] char_type('A', space)
   Fail: (216) [system] char_type('A', space)
   Call: (216) [system] char_type('A', cntrl)
   Fail: (216) [system] char_type('A', cntrl)
^  Fail: (215) [user] is_like_space('A')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1057104)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'A')
   Call: (214) [system] 'A'=')'
   Fail: (214) [system] 'A'=')'
   Call: (214) [system] 'A'=end_of_file
   Fail: (214) [system] 'A'=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55fbb4538270), _1062674)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1064532)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'A')
   Call: (216) [system] 'A'=(;)
   Fail: (216) [system] 'A'=(;)
   Call: (216) [system] 'A'=(/)
   Fail: (216) [system] 'A'=(/)
^  Call: (216) [user] is_like_space('A')
   Call: (217) [system] char_type('A', 'white')
   Fail: (217) [system] char_type('A', 'white')
   Call: (217) [system] char_type('A', end_of_line)
   Fail: (217) [system] char_type('A', end_of_line)
   Call: (217) [system] char_type('A', space)
   Fail: (217) [system] char_type('A', space)
   Call: (217) [system] char_type('A', cntrl)
   Fail: (217) [system] char_type('A', cntrl)
^  Fail: (216) [user] is_like_space('A')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] get_char((0x55fbb4538270), _1080542)
   Exit: (215) [system] get_char((0x55fbb4538270), 'A')
   Call: (215) [system] 'A'='('
   Fail: (215) [system] 'A'='('
   Call: (215) [system] 'A'='['
   Fail: (215) [system] 'A'='['
   Call: (215) [system] 'A'='{'
   Fail: (215) [system] 'A'='{'
   Call: (215) [system] 'A'='"'
   Fail: (215) [system] 'A'='"'
   Call: (215) [system] 'A'=!
   Fail: (215) [system] 'A'=!
   Call: (215) [system] 'A'='\''
   Fail: (215) [system] 'A'='\''
   Call: (215) [system] 'A'='`'
   Fail: (215) [system] 'A'='`'
   Call: (215) [system] 'A'=end_of_file
   Fail: (215) [system] 'A'=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1062674)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1098184)
   Call: (217) [system] peek_char((0x55fbb4538270), _1099118)
   Exit: (217) [system] peek_char((0x55fbb4538270), n)
^  Call: (217) [user] is_delimiter(n)
   Call: (218) [system] char_type(n, space)
   Fail: (218) [system] char_type(n, space)
   Call: (218) [system] arg(_1103838, v('(', ')', end_of_file), n)
   Fail: (218) [system] arg(_1104770, v('(', ')', end_of_file), n)
^  Fail: (217) [user] is_delimiter(n)
   Call: (217) [system] ')'==n
   Fail: (217) [system] ')'==n
   Call: (217) [system] get_char((0x55fbb4538270), n)
   Exit: (217) [system] get_char((0x55fbb4538270), n)
   Call: (217) [system] n=(\)
   Fail: (217) [system] n=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1112120)
   Call: (218) [system] peek_char((0x55fbb4538270), _1113054)
   Exit: (218) [system] peek_char((0x55fbb4538270), d)
^  Call: (218) [user] is_delimiter(d)
   Call: (219) [system] char_type(d, space)
   Fail: (219) [system] char_type(d, space)
   Call: (219) [system] arg(_1117774, v('(', ')', end_of_file), d)
   Fail: (219) [system] arg(_1118706, v('(', ')', end_of_file), d)
^  Fail: (218) [user] is_delimiter(d)
   Call: (218) [system] ')'==d
   Fail: (218) [system] ')'==d
   Call: (218) [system] get_char((0x55fbb4538270), d)
   Exit: (218) [system] get_char((0x55fbb4538270), d)
   Call: (218) [system] d=(\)
   Fail: (218) [system] d=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1126056)
   Call: (219) [system] peek_char((0x55fbb4538270), _1126990)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (219) [user] is_delimiter('L')
   Call: (220) [system] char_type('L', space)
   Fail: (220) [system] char_type('L', space)
   Call: (220) [system] arg(_1131710, v('(', ')', end_of_file), 'L')
   Fail: (220) [system] arg(_1132642, v('(', ')', end_of_file), 'L')
^  Fail: (219) [user] is_delimiter('L')
   Call: (219) [system] ')'=='L'
   Fail: (219) [system] ')'=='L'
   Call: (219) [system] get_char((0x55fbb4538270), 'L')
   Exit: (219) [system] get_char((0x55fbb4538270), 'L')
   Call: (219) [system] 'L'=(\)
   Fail: (219) [system] 'L'=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1139992)
   Call: (220) [system] peek_char((0x55fbb4538270), _1140926)
   Exit: (220) [system] peek_char((0x55fbb4538270), i)
^  Call: (220) [user] is_delimiter(i)
   Call: (221) [system] char_type(i, space)
   Fail: (221) [system] char_type(i, space)
   Call: (221) [system] arg(_1145646, v('(', ')', end_of_file), i)
   Fail: (221) [system] arg(_1146578, v('(', ')', end_of_file), i)
^  Fail: (220) [user] is_delimiter(i)
   Call: (220) [system] ')'==i
   Fail: (220) [system] ')'==i
   Call: (220) [system] get_char((0x55fbb4538270), i)
   Exit: (220) [system] get_char((0x55fbb4538270), i)
   Call: (220) [system] i=(\)
   Fail: (220) [system] i=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1153928)
   Call: (221) [system] peek_char((0x55fbb4538270), _1154862)
   Exit: (221) [system] peek_char((0x55fbb4538270), n)
^  Call: (221) [user] is_delimiter(n)
   Call: (222) [system] char_type(n, space)
   Fail: (222) [system] char_type(n, space)
   Call: (222) [system] arg(_1159582, v('(', ')', end_of_file), n)
   Fail: (222) [system] arg(_1160514, v('(', ')', end_of_file), n)
^  Fail: (221) [user] is_delimiter(n)
   Call: (221) [system] ')'==n
   Fail: (221) [system] ')'==n
   Call: (221) [system] get_char((0x55fbb4538270), n)
   Exit: (221) [system] get_char((0x55fbb4538270), n)
   Call: (221) [system] n=(\)
   Fail: (221) [system] n=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1167864)
   Call: (222) [system] peek_char((0x55fbb4538270), _1168798)
   Exit: (222) [system] peek_char((0x55fbb4538270), k)
^  Call: (222) [user] is_delimiter(k)
   Call: (223) [system] char_type(k, space)
   Fail: (223) [system] char_type(k, space)
   Call: (223) [system] arg(_1173518, v('(', ')', end_of_file), k)
   Fail: (223) [system] arg(_1174450, v('(', ')', end_of_file), k)
^  Fail: (222) [user] is_delimiter(k)
   Call: (222) [system] ')'==k
   Fail: (222) [system] ')'==k
   Call: (222) [system] get_char((0x55fbb4538270), k)
   Exit: (222) [system] get_char((0x55fbb4538270), k)
   Call: (222) [system] k=(\)
   Fail: (222) [system] k=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _1181800)
   Call: (223) [system] peek_char((0x55fbb4538270), _1182734)
   Exit: (223) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (223) [user] is_delimiter(' ')
   Call: (224) [system] char_type(' ', space)
   Exit: (224) [system] char_type(' ', space)
^  Exit: (223) [user] is_delimiter(' ')
   Call: (223) [system] _1181800=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (222) [system] _1167864=[k]
   Exit: (222) [system] [k]=[k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (221) [system] _1153928=[n, k]
   Exit: (221) [system] [n, k]=[n, k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (220) [system] _1139992=[i, n, k]
   Exit: (220) [system] [i, n, k]=[i, n, k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (219) [system] _1126056=['L', i, n, k]
   Exit: (219) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (218) [system] _1112120=[d, 'L', i, n, k]
   Exit: (218) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (217) [system] _1098184=[n, d, 'L', i, n, k]
   Exit: (217) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (216) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _1062674)
^  Call: (217) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _1208782)
^  Call: (219) [system] setup_call_cleanup('$notrace'(_1209734, _1209736), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1208782), _1209716, fail)), '$restore_trace'(_1209734, _1209736))
^  Call: (220) [system] sig_atomic(system:'$notrace'(_1209734, _1209736))
^  Exit: (219) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1208782), _1209716, fail)), system:'$restore_trace'(3, -1))
   Call: (218) [system] atomic(_1208782)
   Fail: (218) [system] atomic(_1208782)
   Call: (218) [system] atom_chars(_1208782, ['A', n, d, 'L', i, n, k])
   Exit: (218) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (217) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (217) [system] integer('AndLink')
   Fail: (217) [system] integer('AndLink')
   Call: (217) [system] _1062674='AndLink'
   Exit: (217) [system] 'AndLink'='AndLink'
^  Exit: (216) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (215) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (214) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (214) [user] read_list(')', (0x55fbb4538270), _1223732)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1225590)
   Exit: (216) [system] peek_char((0x55fbb4538270), ' ')
   Call: (216) [system] ' '=(;)
   Fail: (216) [system] ' '=(;)
   Call: (216) [system] ' '=(/)
   Fail: (216) [system] ' '=(/)
^  Call: (216) [user] is_like_space(' ')
   Call: (217) [system] char_type(' ', 'white')
   Exit: (217) [system] char_type(' ', 'white')
^  Exit: (216) [user] is_like_space(' ')
   Call: (216) [system] get_char((0x55fbb4538270), _1235184)
   Exit: (216) [system] get_char((0x55fbb4538270), ' ')
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1237888)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'A')
   Call: (217) [system] 'A'=(;)
   Fail: (217) [system] 'A'=(;)
   Call: (217) [system] 'A'=(/)
   Fail: (217) [system] 'A'=(/)
^  Call: (217) [user] is_like_space('A')
   Call: (218) [system] char_type('A', 'white')
   Fail: (218) [system] char_type('A', 'white')
   Call: (218) [system] char_type('A', end_of_line)
   Fail: (218) [system] char_type('A', end_of_line)
   Call: (218) [system] char_type('A', space)
   Fail: (218) [system] char_type('A', space)
   Call: (218) [system] char_type('A', cntrl)
   Fail: (218) [system] char_type('A', cntrl)
^  Fail: (217) [user] is_like_space('A')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1254822)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'A')
   Call: (215) [system] 'A'=')'
   Fail: (215) [system] 'A'=')'
   Call: (215) [system] 'A'=end_of_file
   Fail: (215) [system] 'A'=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55fbb4538270), _1260392)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1262250)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'A')
   Call: (217) [system] 'A'=(;)
   Fail: (217) [system] 'A'=(;)
   Call: (217) [system] 'A'=(/)
   Fail: (217) [system] 'A'=(/)
^  Call: (217) [user] is_like_space('A')
   Call: (218) [system] char_type('A', 'white')
   Fail: (218) [system] char_type('A', 'white')
   Call: (218) [system] char_type('A', end_of_line)
   Fail: (218) [system] char_type('A', end_of_line)
   Call: (218) [system] char_type('A', space)
   Fail: (218) [system] char_type('A', space)
   Call: (218) [system] char_type('A', cntrl)
   Fail: (218) [system] char_type('A', cntrl)
^  Fail: (217) [user] is_like_space('A')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] get_char((0x55fbb4538270), _1278260)
   Exit: (216) [system] get_char((0x55fbb4538270), 'A')
   Call: (216) [system] 'A'='('
   Fail: (216) [system] 'A'='('
   Call: (216) [system] 'A'='['
   Fail: (216) [system] 'A'='['
   Call: (216) [system] 'A'='{'
   Fail: (216) [system] 'A'='{'
   Call: (216) [system] 'A'='"'
   Fail: (216) [system] 'A'='"'
   Call: (216) [system] 'A'=!
   Fail: (216) [system] 'A'=!
   Call: (216) [system] 'A'='\''
   Fail: (216) [system] 'A'='\''
   Call: (216) [system] 'A'='`'
   Fail: (216) [system] 'A'='`'
   Call: (216) [system] 'A'=end_of_file
   Fail: (216) [system] 'A'=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1260392)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1295902)
   Call: (218) [system] peek_char((0x55fbb4538270), _1296836)
   Exit: (218) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (218) [user] is_delimiter(' ')
   Call: (219) [system] char_type(' ', space)
   Exit: (219) [system] char_type(' ', space)
^  Exit: (218) [user] is_delimiter(' ')
   Call: (218) [system] _1295902=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (217) [user] classify_and_convert_charseq(['A'], _1260392)
^  Call: (218) [user] classify_and_convert_charseq_(['A'], _1306120)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_1307072, _1307074), once(user:catch(read_from_chars(['A'], _1306120), _1307054, fail)), '$restore_trace'(_1307072, _1307074))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_1307072, _1307074))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1306120), _1307054, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(_1306120)
   Fail: (219) [system] atomic(_1306120)
   Call: (219) [system] atom_chars(_1306120, ['A'])
   Exit: (219) [system] atom_chars('A', ['A'])
^  Exit: (218) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (218) [system] integer('A')
   Fail: (218) [system] integer('A')
   Call: (218) [system] _1260392='A'
   Exit: (218) [system] 'A'='A'
^  Exit: (217) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (216) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (215) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (215) [user] read_list(')', (0x55fbb4538270), _1321070)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1322928)
   Exit: (217) [system] peek_char((0x55fbb4538270), ' ')
   Call: (217) [system] ' '=(;)
   Fail: (217) [system] ' '=(;)
   Call: (217) [system] ' '=(/)
   Fail: (217) [system] ' '=(/)
^  Call: (217) [user] is_like_space(' ')
   Call: (218) [system] char_type(' ', 'white')
   Exit: (218) [system] char_type(' ', 'white')
^  Exit: (217) [user] is_like_space(' ')
   Call: (217) [system] get_char((0x55fbb4538270), _1332522)
   Exit: (217) [system] get_char((0x55fbb4538270), ' ')
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1335226)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'B')
   Call: (218) [system] 'B'=(;)
   Fail: (218) [system] 'B'=(;)
   Call: (218) [system] 'B'=(/)
   Fail: (218) [system] 'B'=(/)
^  Call: (218) [user] is_like_space('B')
   Call: (219) [system] char_type('B', 'white')
   Fail: (219) [system] char_type('B', 'white')
   Call: (219) [system] char_type('B', end_of_line)
   Fail: (219) [system] char_type('B', end_of_line)
   Call: (219) [system] char_type('B', space)
   Fail: (219) [system] char_type('B', space)
   Call: (219) [system] char_type('B', cntrl)
   Fail: (219) [system] char_type('B', cntrl)
^  Fail: (218) [user] is_like_space('B')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1352160)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'B')
   Call: (216) [system] 'B'=')'
   Fail: (216) [system] 'B'=')'
   Call: (216) [system] 'B'=end_of_file
   Fail: (216) [system] 'B'=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55fbb4538270), _1357730)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1359588)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'B')
   Call: (218) [system] 'B'=(;)
   Fail: (218) [system] 'B'=(;)
   Call: (218) [system] 'B'=(/)
   Fail: (218) [system] 'B'=(/)
^  Call: (218) [user] is_like_space('B')
   Call: (219) [system] char_type('B', 'white')
   Fail: (219) [system] char_type('B', 'white')
   Call: (219) [system] char_type('B', end_of_line)
   Fail: (219) [system] char_type('B', end_of_line)
   Call: (219) [system] char_type('B', space)
   Fail: (219) [system] char_type('B', space)
   Call: (219) [system] char_type('B', cntrl)
   Fail: (219) [system] char_type('B', cntrl)
^  Fail: (218) [user] is_like_space('B')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] get_char((0x55fbb4538270), _1375598)
   Exit: (217) [system] get_char((0x55fbb4538270), 'B')
   Call: (217) [system] 'B'='('
   Fail: (217) [system] 'B'='('
   Call: (217) [system] 'B'='['
   Fail: (217) [system] 'B'='['
   Call: (217) [system] 'B'='{'
   Fail: (217) [system] 'B'='{'
   Call: (217) [system] 'B'='"'
   Fail: (217) [system] 'B'='"'
   Call: (217) [system] 'B'=!
   Fail: (217) [system] 'B'=!
   Call: (217) [system] 'B'='\''
   Fail: (217) [system] 'B'='\''
   Call: (217) [system] 'B'='`'
   Fail: (217) [system] 'B'='`'
   Call: (217) [system] 'B'=end_of_file
   Fail: (217) [system] 'B'=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55fbb4538270), 'B', _1357730)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1393240)
   Call: (219) [system] peek_char((0x55fbb4538270), _1394174)
   Exit: (219) [system] peek_char((0x55fbb4538270), ')')
^  Call: (219) [user] is_delimiter(')')
   Call: (220) [system] char_type(')', space)
   Fail: (220) [system] char_type(')', space)
   Call: (220) [system] arg(_1398894, v('(', ')', end_of_file), ')')
   Exit: (220) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (219) [user] is_delimiter(')')
   Call: (219) [system] _1393240=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (218) [user] classify_and_convert_charseq(['B'], _1357730)
^  Call: (219) [user] classify_and_convert_charseq_(['B'], _1405330)
^  Call: (221) [system] setup_call_cleanup('$notrace'(_1406282, _1406284), once(user:catch(read_from_chars(['B'], _1405330), _1406264, fail)), '$restore_trace'(_1406282, _1406284))
^  Call: (222) [system] sig_atomic(system:'$notrace'(_1406282, _1406284))
^  Exit: (221) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1405330), _1406264, fail)), system:'$restore_trace'(3, -1))
   Call: (220) [system] atomic(_1405330)
   Fail: (220) [system] atomic(_1405330)
   Call: (220) [system] atom_chars(_1405330, ['B'])
   Exit: (220) [system] atom_chars('B', ['B'])
^  Exit: (219) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (219) [system] integer('B')
   Fail: (219) [system] integer('B')
   Call: (219) [system] _1357730='B'
   Exit: (219) [system] 'B'='B'
^  Exit: (218) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (217) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (216) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (216) [user] read_list(')', (0x55fbb4538270), _1420280)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1422138)
   Exit: (218) [system] peek_char((0x55fbb4538270), ')')
   Call: (218) [system] ')'=(;)
   Fail: (218) [system] ')'=(;)
   Call: (218) [system] ')'=(/)
   Fail: (218) [system] ')'=(/)
^  Call: (218) [user] is_like_space(')')
   Call: (219) [system] char_type(')', 'white')
   Fail: (219) [system] char_type(')', 'white')
   Call: (219) [system] char_type(')', end_of_line)
   Fail: (219) [system] char_type(')', end_of_line)
   Call: (219) [system] char_type(')', space)
   Fail: (219) [system] char_type(')', space)
   Call: (219) [system] char_type(')', cntrl)
   Fail: (219) [system] char_type(')', cntrl)
^  Fail: (218) [user] is_like_space(')')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1438148)
   Exit: (217) [system] peek_char((0x55fbb4538270), ')')
   Call: (217) [system] ')'=')'
   Exit: (217) [system] ')'=')'
   Call: (217) [system] get_char((0x55fbb4538270), _1441938)
   Exit: (217) [system] get_char((0x55fbb4538270), ')')
   Call: (217) [system] _1420280=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_list(')', (0x55fbb4538270), [])
   Call: (216) [system] _1321070=['B']
   Exit: (216) [system] ['B']=['B']
^  Exit: (215) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (215) [system] _1223732=['A', 'B']
   Exit: (215) [system] ['A', 'B']=['A', 'B']
^  Exit: (214) [user] read_list(')', (0x55fbb4538270), ['A', 'B'])
   Call: (214) [system] _1017656=['AndLink', 'A', 'B']
   Exit: (214) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (213) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Exit: (212) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _1455820)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1457678)
   Exit: (214) [system] peek_char((0x55fbb4538270), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
   Call: (214) [system] ' '=(/)
   Fail: (214) [system] ' '=(/)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55fbb4538270), _1467272)
   Exit: (214) [system] get_char((0x55fbb4538270), ' ')
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1469976)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'C')
   Call: (215) [system] 'C'=(;)
   Fail: (215) [system] 'C'=(;)
   Call: (215) [system] 'C'=(/)
   Fail: (215) [system] 'C'=(/)
^  Call: (215) [user] is_like_space('C')
   Call: (216) [system] char_type('C', 'white')
   Fail: (216) [system] char_type('C', 'white')
   Call: (216) [system] char_type('C', end_of_line)
   Fail: (216) [system] char_type('C', end_of_line)
   Call: (216) [system] char_type('C', space)
   Fail: (216) [system] char_type('C', space)
   Call: (216) [system] char_type('C', cntrl)
   Fail: (216) [system] char_type('C', cntrl)
^  Fail: (215) [user] is_like_space('C')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1486910)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'C')
   Call: (213) [system] 'C'=')'
   Fail: (213) [system] 'C'=')'
   Call: (213) [system] 'C'=end_of_file
   Fail: (213) [system] 'C'=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55fbb4538270), _1492480)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1494338)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'C')
   Call: (215) [system] 'C'=(;)
   Fail: (215) [system] 'C'=(;)
   Call: (215) [system] 'C'=(/)
   Fail: (215) [system] 'C'=(/)
^  Call: (215) [user] is_like_space('C')
   Call: (216) [system] char_type('C', 'white')
   Fail: (216) [system] char_type('C', 'white')
   Call: (216) [system] char_type('C', end_of_line)
   Fail: (216) [system] char_type('C', end_of_line)
   Call: (216) [system] char_type('C', space)
   Fail: (216) [system] char_type('C', space)
   Call: (216) [system] char_type('C', cntrl)
   Fail: (216) [system] char_type('C', cntrl)
^  Fail: (215) [user] is_like_space('C')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] get_char((0x55fbb4538270), _1510348)
   Exit: (214) [system] get_char((0x55fbb4538270), 'C')
   Call: (214) [system] 'C'='('
   Fail: (214) [system] 'C'='('
   Call: (214) [system] 'C'='['
   Fail: (214) [system] 'C'='['
   Call: (214) [system] 'C'='{'
   Fail: (214) [system] 'C'='{'
   Call: (214) [system] 'C'='"'
   Fail: (214) [system] 'C'='"'
   Call: (214) [system] 'C'=!
   Fail: (214) [system] 'C'=!
   Call: (214) [system] 'C'='\''
   Fail: (214) [system] 'C'='\''
   Call: (214) [system] 'C'='`'
   Fail: (214) [system] 'C'='`'
   Call: (214) [system] 'C'=end_of_file
   Fail: (214) [system] 'C'=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55fbb4538270), 'C', _1492480)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1527990)
   Call: (216) [system] peek_char((0x55fbb4538270), _1528924)
   Exit: (216) [system] peek_char((0x55fbb4538270), ')')
^  Call: (216) [user] is_delimiter(')')
   Call: (217) [system] char_type(')', space)
   Fail: (217) [system] char_type(')', space)
   Call: (217) [system] arg(_1533644, v('(', ')', end_of_file), ')')
   Exit: (217) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (216) [user] is_delimiter(')')
   Call: (216) [system] _1527990=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (215) [user] classify_and_convert_charseq(['C'], _1492480)
^  Call: (216) [user] classify_and_convert_charseq_(['C'], _1540080)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_1541032, _1541034), once(user:catch(read_from_chars(['C'], _1540080), _1541014, fail)), '$restore_trace'(_1541032, _1541034))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_1541032, _1541034))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1540080), _1541014, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(_1540080)
   Fail: (217) [system] atomic(_1540080)
   Call: (217) [system] atom_chars(_1540080, ['C'])
   Exit: (217) [system] atom_chars('C', ['C'])
^  Exit: (216) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (216) [system] integer('C')
   Fail: (216) [system] integer('C')
   Call: (216) [system] _1492480='C'
   Exit: (216) [system] 'C'='C'
^  Exit: (215) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (214) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (213) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (213) [user] read_list(')', (0x55fbb4538270), _1555030)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1556888)
   Exit: (215) [system] peek_char((0x55fbb4538270), ')')
   Call: (215) [system] ')'=(;)
   Fail: (215) [system] ')'=(;)
   Call: (215) [system] ')'=(/)
   Fail: (215) [system] ')'=(/)
^  Call: (215) [user] is_like_space(')')
   Call: (216) [system] char_type(')', 'white')
   Fail: (216) [system] char_type(')', 'white')
   Call: (216) [system] char_type(')', end_of_line)
   Fail: (216) [system] char_type(')', end_of_line)
   Call: (216) [system] char_type(')', space)
   Fail: (216) [system] char_type(')', space)
   Call: (216) [system] char_type(')', cntrl)
   Fail: (216) [system] char_type(')', cntrl)
^  Fail: (215) [user] is_like_space(')')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1572898)
   Exit: (214) [system] peek_char((0x55fbb4538270), ')')
   Call: (214) [system] ')'=')'
   Exit: (214) [system] ')'=')'
   Call: (214) [system] get_char((0x55fbb4538270), _1576688)
   Exit: (214) [system] get_char((0x55fbb4538270), ')')
   Call: (214) [system] _1555030=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_list(')', (0x55fbb4538270), [])
   Call: (213) [system] _1455820=['C']
   Exit: (213) [system] ['C']=['C']
^  Exit: (212) [user] read_list(')', (0x55fbb4538270), ['C'])
   Call: (212) [system] _980996=[['AndLink', 'A', 'B'], 'C']
   Exit: (212) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'A', 'B'], 'C'])
   Call: (211) [system] _708000=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (211) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (209) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _1590570)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1592428)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
   Call: (211) [system] ' '=(/)
   Fail: (211) [system] ' '=(/)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55fbb4538270), _1602022)
   Exit: (211) [system] get_char((0x55fbb4538270), ' ')
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1604726)
   Exit: (212) [system] peek_char((0x55fbb4538270), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
   Call: (212) [system] '('=(/)
   Fail: (212) [system] '('=(/)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1621660)
   Exit: (210) [system] peek_char((0x55fbb4538270), '(')
   Call: (210) [system] '('=')'
   Fail: (210) [system] '('=')'
   Call: (210) [system] '('=end_of_file
   Fail: (210) [system] '('=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55fbb4538270), _1627230)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1629088)
   Exit: (212) [system] peek_char((0x55fbb4538270), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
   Call: (212) [system] '('=(/)
   Fail: (212) [system] '('=(/)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] get_char((0x55fbb4538270), _1645098)
   Exit: (211) [system] get_char((0x55fbb4538270), '(')
   Call: (211) [system] '('='('
   Exit: (211) [system] '('='('
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _1627230)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1650668)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'O')
   Call: (213) [system] 'O'=(;)
   Fail: (213) [system] 'O'=(;)
   Call: (213) [system] 'O'=(/)
   Fail: (213) [system] 'O'=(/)
^  Call: (213) [user] is_like_space('O')
   Call: (214) [system] char_type('O', 'white')
   Fail: (214) [system] char_type('O', 'white')
   Call: (214) [system] char_type('O', end_of_line)
   Fail: (214) [system] char_type('O', end_of_line)
   Call: (214) [system] char_type('O', space)
   Fail: (214) [system] char_type('O', space)
   Call: (214) [system] char_type('O', cntrl)
   Fail: (214) [system] char_type('O', cntrl)
^  Fail: (213) [user] is_like_space('O')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1666678)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'O')
   Call: (212) [system] 'O'=')'
   Fail: (212) [system] 'O'=')'
   Call: (212) [system] 'O'=end_of_file
   Fail: (212) [system] 'O'=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55fbb4538270), _1672248)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1674106)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'O')
   Call: (214) [system] 'O'=(;)
   Fail: (214) [system] 'O'=(;)
   Call: (214) [system] 'O'=(/)
   Fail: (214) [system] 'O'=(/)
^  Call: (214) [user] is_like_space('O')
   Call: (215) [system] char_type('O', 'white')
   Fail: (215) [system] char_type('O', 'white')
   Call: (215) [system] char_type('O', end_of_line)
   Fail: (215) [system] char_type('O', end_of_line)
   Call: (215) [system] char_type('O', space)
   Fail: (215) [system] char_type('O', space)
   Call: (215) [system] char_type('O', cntrl)
   Fail: (215) [system] char_type('O', cntrl)
^  Fail: (214) [user] is_like_space('O')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] get_char((0x55fbb4538270), _1690116)
   Exit: (213) [system] get_char((0x55fbb4538270), 'O')
   Call: (213) [system] 'O'='('
   Fail: (213) [system] 'O'='('
   Call: (213) [system] 'O'='['
   Fail: (213) [system] 'O'='['
   Call: (213) [system] 'O'='{'
   Fail: (213) [system] 'O'='{'
   Call: (213) [system] 'O'='"'
   Fail: (213) [system] 'O'='"'
   Call: (213) [system] 'O'=!
   Fail: (213) [system] 'O'=!
   Call: (213) [system] 'O'='\''
   Fail: (213) [system] 'O'='\''
   Call: (213) [system] 'O'='`'
   Fail: (213) [system] 'O'='`'
   Call: (213) [system] 'O'=end_of_file
   Fail: (213) [system] 'O'=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55fbb4538270), 'O', _1672248)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1707758)
   Call: (215) [system] peek_char((0x55fbb4538270), _1708692)
   Exit: (215) [system] peek_char((0x55fbb4538270), r)
^  Call: (215) [user] is_delimiter(r)
   Call: (216) [system] char_type(r, space)
   Fail: (216) [system] char_type(r, space)
   Call: (216) [system] arg(_1713412, v('(', ')', end_of_file), r)
   Fail: (216) [system] arg(_1714344, v('(', ')', end_of_file), r)
^  Fail: (215) [user] is_delimiter(r)
   Call: (215) [system] ')'==r
   Fail: (215) [system] ')'==r
   Call: (215) [system] get_char((0x55fbb4538270), r)
   Exit: (215) [system] get_char((0x55fbb4538270), r)
   Call: (215) [system] r=(\)
   Fail: (215) [system] r=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1721694)
   Call: (216) [system] peek_char((0x55fbb4538270), _1722628)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (216) [user] is_delimiter('L')
   Call: (217) [system] char_type('L', space)
   Fail: (217) [system] char_type('L', space)
   Call: (217) [system] arg(_1727348, v('(', ')', end_of_file), 'L')
   Fail: (217) [system] arg(_1728280, v('(', ')', end_of_file), 'L')
^  Fail: (216) [user] is_delimiter('L')
   Call: (216) [system] ')'=='L'
   Fail: (216) [system] ')'=='L'
   Call: (216) [system] get_char((0x55fbb4538270), 'L')
   Exit: (216) [system] get_char((0x55fbb4538270), 'L')
   Call: (216) [system] 'L'=(\)
   Fail: (216) [system] 'L'=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1735630)
   Call: (217) [system] peek_char((0x55fbb4538270), _1736564)
   Exit: (217) [system] peek_char((0x55fbb4538270), i)
^  Call: (217) [user] is_delimiter(i)
   Call: (218) [system] char_type(i, space)
   Fail: (218) [system] char_type(i, space)
   Call: (218) [system] arg(_1741284, v('(', ')', end_of_file), i)
   Fail: (218) [system] arg(_1742216, v('(', ')', end_of_file), i)
^  Fail: (217) [user] is_delimiter(i)
   Call: (217) [system] ')'==i
   Fail: (217) [system] ')'==i
   Call: (217) [system] get_char((0x55fbb4538270), i)
   Exit: (217) [system] get_char((0x55fbb4538270), i)
   Call: (217) [system] i=(\)
   Fail: (217) [system] i=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1749566)
   Call: (218) [system] peek_char((0x55fbb4538270), _1750500)
   Exit: (218) [system] peek_char((0x55fbb4538270), n)
^  Call: (218) [user] is_delimiter(n)
   Call: (219) [system] char_type(n, space)
   Fail: (219) [system] char_type(n, space)
   Call: (219) [system] arg(_1755220, v('(', ')', end_of_file), n)
   Fail: (219) [system] arg(_1756152, v('(', ')', end_of_file), n)
^  Fail: (218) [user] is_delimiter(n)
   Call: (218) [system] ')'==n
   Fail: (218) [system] ')'==n
   Call: (218) [system] get_char((0x55fbb4538270), n)
   Exit: (218) [system] get_char((0x55fbb4538270), n)
   Call: (218) [system] n=(\)
   Fail: (218) [system] n=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1763502)
   Call: (219) [system] peek_char((0x55fbb4538270), _1764436)
   Exit: (219) [system] peek_char((0x55fbb4538270), k)
^  Call: (219) [user] is_delimiter(k)
   Call: (220) [system] char_type(k, space)
   Fail: (220) [system] char_type(k, space)
   Call: (220) [system] arg(_1769156, v('(', ')', end_of_file), k)
   Fail: (220) [system] arg(_1770088, v('(', ')', end_of_file), k)
^  Fail: (219) [user] is_delimiter(k)
   Call: (219) [system] ')'==k
   Fail: (219) [system] ')'==k
   Call: (219) [system] get_char((0x55fbb4538270), k)
   Exit: (219) [system] get_char((0x55fbb4538270), k)
   Call: (219) [system] k=(\)
   Fail: (219) [system] k=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1777438)
   Call: (220) [system] peek_char((0x55fbb4538270), _1778372)
   Exit: (220) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (220) [user] is_delimiter(' ')
   Call: (221) [system] char_type(' ', space)
   Exit: (221) [system] char_type(' ', space)
^  Exit: (220) [user] is_delimiter(' ')
   Call: (220) [system] _1777438=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (219) [system] _1763502=[k]
   Exit: (219) [system] [k]=[k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (218) [system] _1749566=[n, k]
   Exit: (218) [system] [n, k]=[n, k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (217) [system] _1735630=[i, n, k]
   Exit: (217) [system] [i, n, k]=[i, n, k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (216) [system] _1721694=['L', i, n, k]
   Exit: (216) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (215) [system] _1707758=[r, 'L', i, n, k]
   Exit: (215) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (214) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _1672248)
^  Call: (215) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _1801626)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_1802578, _1802580), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1801626), _1802560, fail)), '$restore_trace'(_1802578, _1802580))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_1802578, _1802580))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1801626), _1802560, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(_1801626)
   Fail: (216) [system] atomic(_1801626)
   Call: (216) [system] atom_chars(_1801626, ['O', r, 'L', i, n, k])
   Exit: (216) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (215) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (215) [system] integer('OrLink')
   Fail: (215) [system] integer('OrLink')
   Call: (215) [system] _1672248='OrLink'
   Exit: (215) [system] 'OrLink'='OrLink'
^  Exit: (214) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (213) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (212) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _1816576)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1818434)
   Exit: (214) [system] peek_char((0x55fbb4538270), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
   Call: (214) [system] ' '=(/)
   Fail: (214) [system] ' '=(/)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55fbb4538270), _1828028)
   Exit: (214) [system] get_char((0x55fbb4538270), ' ')
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1830732)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'B')
   Call: (215) [system] 'B'=(;)
   Fail: (215) [system] 'B'=(;)
   Call: (215) [system] 'B'=(/)
   Fail: (215) [system] 'B'=(/)
^  Call: (215) [user] is_like_space('B')
   Call: (216) [system] char_type('B', 'white')
   Fail: (216) [system] char_type('B', 'white')
   Call: (216) [system] char_type('B', end_of_line)
   Fail: (216) [system] char_type('B', end_of_line)
   Call: (216) [system] char_type('B', space)
   Fail: (216) [system] char_type('B', space)
   Call: (216) [system] char_type('B', cntrl)
   Fail: (216) [system] char_type('B', cntrl)
^  Fail: (215) [user] is_like_space('B')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1847666)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'B')
   Call: (213) [system] 'B'=')'
   Fail: (213) [system] 'B'=')'
   Call: (213) [system] 'B'=end_of_file
   Fail: (213) [system] 'B'=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55fbb4538270), _1853236)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1855094)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'B')
   Call: (215) [system] 'B'=(;)
   Fail: (215) [system] 'B'=(;)
   Call: (215) [system] 'B'=(/)
   Fail: (215) [system] 'B'=(/)
^  Call: (215) [user] is_like_space('B')
   Call: (216) [system] char_type('B', 'white')
   Fail: (216) [system] char_type('B', 'white')
   Call: (216) [system] char_type('B', end_of_line)
   Fail: (216) [system] char_type('B', end_of_line)
   Call: (216) [system] char_type('B', space)
   Fail: (216) [system] char_type('B', space)
   Call: (216) [system] char_type('B', cntrl)
   Fail: (216) [system] char_type('B', cntrl)
^  Fail: (215) [user] is_like_space('B')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] get_char((0x55fbb4538270), _1871104)
   Exit: (214) [system] get_char((0x55fbb4538270), 'B')
   Call: (214) [system] 'B'='('
   Fail: (214) [system] 'B'='('
   Call: (214) [system] 'B'='['
   Fail: (214) [system] 'B'='['
   Call: (214) [system] 'B'='{'
   Fail: (214) [system] 'B'='{'
   Call: (214) [system] 'B'='"'
   Fail: (214) [system] 'B'='"'
   Call: (214) [system] 'B'=!
   Fail: (214) [system] 'B'=!
   Call: (214) [system] 'B'='\''
   Fail: (214) [system] 'B'='\''
   Call: (214) [system] 'B'='`'
   Fail: (214) [system] 'B'='`'
   Call: (214) [system] 'B'=end_of_file
   Fail: (214) [system] 'B'=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55fbb4538270), 'B', _1853236)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1888746)
   Call: (216) [system] peek_char((0x55fbb4538270), _1889680)
   Exit: (216) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (216) [user] is_delimiter(' ')
   Call: (217) [system] char_type(' ', space)
   Exit: (217) [system] char_type(' ', space)
^  Exit: (216) [user] is_delimiter(' ')
   Call: (216) [system] _1888746=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (215) [user] classify_and_convert_charseq(['B'], _1853236)
^  Call: (216) [user] classify_and_convert_charseq_(['B'], _1898964)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_1899916, _1899918), once(user:catch(read_from_chars(['B'], _1898964), _1899898, fail)), '$restore_trace'(_1899916, _1899918))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_1899916, _1899918))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1898964), _1899898, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(_1898964)
   Fail: (217) [system] atomic(_1898964)
   Call: (217) [system] atom_chars(_1898964, ['B'])
   Exit: (217) [system] atom_chars('B', ['B'])
^  Exit: (216) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (216) [system] integer('B')
   Fail: (216) [system] integer('B')
   Call: (216) [system] _1853236='B'
   Exit: (216) [system] 'B'='B'
^  Exit: (215) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (214) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (213) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (213) [user] read_list(')', (0x55fbb4538270), _1913914)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1915772)
   Exit: (215) [system] peek_char((0x55fbb4538270), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
   Call: (215) [system] ' '=(/)
   Fail: (215) [system] ' '=(/)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55fbb4538270), _1925366)
   Exit: (215) [system] get_char((0x55fbb4538270), ' ')
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1928070)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'B')
   Call: (216) [system] 'B'=(;)
   Fail: (216) [system] 'B'=(;)
   Call: (216) [system] 'B'=(/)
   Fail: (216) [system] 'B'=(/)
^  Call: (216) [user] is_like_space('B')
   Call: (217) [system] char_type('B', 'white')
   Fail: (217) [system] char_type('B', 'white')
   Call: (217) [system] char_type('B', end_of_line)
   Fail: (217) [system] char_type('B', end_of_line)
   Call: (217) [system] char_type('B', space)
   Fail: (217) [system] char_type('B', space)
   Call: (217) [system] char_type('B', cntrl)
   Fail: (217) [system] char_type('B', cntrl)
^  Fail: (216) [user] is_like_space('B')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1945004)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'B')
   Call: (214) [system] 'B'=')'
   Fail: (214) [system] 'B'=')'
   Call: (214) [system] 'B'=end_of_file
   Fail: (214) [system] 'B'=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55fbb4538270), _1950574)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1952432)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'B')
   Call: (216) [system] 'B'=(;)
   Fail: (216) [system] 'B'=(;)
   Call: (216) [system] 'B'=(/)
   Fail: (216) [system] 'B'=(/)
^  Call: (216) [user] is_like_space('B')
   Call: (217) [system] char_type('B', 'white')
   Fail: (217) [system] char_type('B', 'white')
   Call: (217) [system] char_type('B', end_of_line)
   Fail: (217) [system] char_type('B', end_of_line)
   Call: (217) [system] char_type('B', space)
   Fail: (217) [system] char_type('B', space)
   Call: (217) [system] char_type('B', cntrl)
   Fail: (217) [system] char_type('B', cntrl)
^  Fail: (216) [user] is_like_space('B')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] get_char((0x55fbb4538270), _1968442)
   Exit: (215) [system] get_char((0x55fbb4538270), 'B')
   Call: (215) [system] 'B'='('
   Fail: (215) [system] 'B'='('
   Call: (215) [system] 'B'='['
   Fail: (215) [system] 'B'='['
   Call: (215) [system] 'B'='{'
   Fail: (215) [system] 'B'='{'
   Call: (215) [system] 'B'='"'
   Fail: (215) [system] 'B'='"'
   Call: (215) [system] 'B'=!
   Fail: (215) [system] 'B'=!
   Call: (215) [system] 'B'='\''
   Fail: (215) [system] 'B'='\''
   Call: (215) [system] 'B'='`'
   Fail: (215) [system] 'B'='`'
   Call: (215) [system] 'B'=end_of_file
   Fail: (215) [system] 'B'=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55fbb4538270), 'B', _1950574)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1986084)
   Call: (217) [system] peek_char((0x55fbb4538270), _1987018)
   Exit: (217) [system] peek_char((0x55fbb4538270), ')')
^  Call: (217) [user] is_delimiter(')')
   Call: (218) [system] char_type(')', space)
   Fail: (218) [system] char_type(')', space)
   Call: (218) [system] arg(_1991738, v('(', ')', end_of_file), ')')
   Exit: (218) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (217) [user] is_delimiter(')')
   Call: (217) [system] _1986084=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (216) [user] classify_and_convert_charseq(['B'], _1950574)
^  Call: (217) [user] classify_and_convert_charseq_(['B'], _1998174)
^  Call: (219) [system] setup_call_cleanup('$notrace'(_1999126, _1999128), once(user:catch(read_from_chars(['B'], _1998174), _1999108, fail)), '$restore_trace'(_1999126, _1999128))
^  Call: (220) [system] sig_atomic(system:'$notrace'(_1999126, _1999128))
^  Exit: (219) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1998174), _1999108, fail)), system:'$restore_trace'(3, -1))
   Call: (218) [system] atomic(_1998174)
   Fail: (218) [system] atomic(_1998174)
   Call: (218) [system] atom_chars(_1998174, ['B'])
   Exit: (218) [system] atom_chars('B', ['B'])
^  Exit: (217) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (217) [system] integer('B')
   Fail: (217) [system] integer('B')
   Call: (217) [system] _1950574='B'
   Exit: (217) [system] 'B'='B'
^  Exit: (216) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (215) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (214) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (214) [user] read_list(')', (0x55fbb4538270), _2013124)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _2014982)
   Exit: (216) [system] peek_char((0x55fbb4538270), ')')
   Call: (216) [system] ')'=(;)
   Fail: (216) [system] ')'=(;)
   Call: (216) [system] ')'=(/)
   Fail: (216) [system] ')'=(/)
^  Call: (216) [user] is_like_space(')')
   Call: (217) [system] char_type(')', 'white')
   Fail: (217) [system] char_type(')', 'white')
   Call: (217) [system] char_type(')', end_of_line)
   Fail: (217) [system] char_type(')', end_of_line)
   Call: (217) [system] char_type(')', space)
   Fail: (217) [system] char_type(')', space)
   Call: (217) [system] char_type(')', cntrl)
   Fail: (217) [system] char_type(')', cntrl)
^  Fail: (216) [user] is_like_space(')')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _2030992)
   Exit: (215) [system] peek_char((0x55fbb4538270), ')')
   Call: (215) [system] ')'=')'
   Exit: (215) [system] ')'=')'
   Call: (215) [system] get_char((0x55fbb4538270), _2034782)
   Exit: (215) [system] get_char((0x55fbb4538270), ')')
   Call: (215) [system] _2013124=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_list(')', (0x55fbb4538270), [])
   Call: (214) [system] _1913914=['B']
   Exit: (214) [system] ['B']=['B']
^  Exit: (213) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (213) [system] _1816576=['B', 'B']
   Exit: (213) [system] ['B', 'B']=['B', 'B']
^  Exit: (212) [user] read_list(')', (0x55fbb4538270), ['B', 'B'])
   Call: (212) [system] _1627230=['OrLink', 'B', 'B']
   Exit: (212) [system] ['OrLink', 'B', 'B']=['OrLink', 'B', 'B']
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), ['OrLink', 'B', 'B'])
^  Exit: (210) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', 'B', 'B'])
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _2048664)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _2050522)
   Exit: (212) [system] peek_char((0x55fbb4538270), ')')
   Call: (212) [system] ')'=(;)
   Fail: (212) [system] ')'=(;)
   Call: (212) [system] ')'=(/)
   Fail: (212) [system] ')'=(/)
^  Call: (212) [user] is_like_space(')')
   Call: (213) [system] char_type(')', 'white')
   Fail: (213) [system] char_type(')', 'white')
   Call: (213) [system] char_type(')', end_of_line)
   Fail: (213) [system] char_type(')', end_of_line)
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] char_type(')', cntrl)
   Fail: (213) [system] char_type(')', cntrl)
^  Fail: (212) [user] is_like_space(')')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _2066532)
   Exit: (211) [system] peek_char((0x55fbb4538270), ')')
   Call: (211) [system] ')'=')'
   Exit: (211) [system] ')'=')'
   Call: (211) [system] get_char((0x55fbb4538270), _2070322)
   Exit: (211) [system] get_char((0x55fbb4538270), ')')
   Call: (211) [system] _2048664=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), [])
   Call: (210) [system] _1590570=[['OrLink', 'B', 'B']]
   Exit: (210) [system] [['OrLink', 'B', 'B']]=[['OrLink', 'B', 'B']]
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), [['OrLink', 'B', 'B']])
   Call: (209) [system] _671340=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'B']]
   Exit: (209) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'B']]=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'B']]
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'B']])
   Call: (208) [system] _481994=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'B']]
   Exit: (208) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'B']]=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'B']]
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'B']])
^  Exit: (206) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'B']])
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _2084204)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _2086062)
   Exit: (208) [system] peek_char((0x55fbb4538270), ')')
   Call: (208) [system] ')'=(;)
   Fail: (208) [system] ')'=(;)
   Call: (208) [system] ')'=(/)
   Fail: (208) [system] ')'=(/)
^  Call: (208) [user] is_like_space(')')
   Call: (209) [system] char_type(')', 'white')
   Fail: (209) [system] char_type(')', 'white')
   Call: (209) [system] char_type(')', end_of_line)
   Fail: (209) [system] char_type(')', end_of_line)
   Call: (209) [system] char_type(')', space)
   Fail: (209) [system] char_type(')', space)
   Call: (209) [system] char_type(')', cntrl)
   Fail: (209) [system] char_type(')', cntrl)
^  Fail: (208) [user] is_like_space(')')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _10410)
   Exit: (207) [system] peek_char((0x55fbb4538270), ')')
   Call: (207) [system] ')'=')'
   Exit: (207) [system] ')'=')'
   Call: (207) [system] get_char((0x55fbb4538270), _14200)
   Exit: (207) [system] get_char((0x55fbb4538270), ')')
   Call: (207) [system] _5128=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), [])
   Call: (206) [system] _5050=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'B']]]
   Exit: (206) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'B']]]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'B']]]
^  Exit: (205) [user] read_list(')', (0x55fbb4538270), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'B']]])
   Call: (205) [system] _5008=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'B']]]
   Exit: (205) [system] [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'B']]]=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'B']]]
^  Exit: (204) [user] read_list(')', (0x55fbb4538270), [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'B']]])
   Call: (204) [system] _5000=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'B']]]
   Exit: (204) [system] [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'B']]]=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'B']]]
^  Exit: (203) [user] read_list(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'B']]])
^  Exit: (202) [user] cont_sexpr(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'B']]])
^  Call: (202) [user] read_list(')', (0x55fbb4538270), _28082)
^  Call: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _29940)
   Exit: (204) [system] peek_char((0x55fbb4538270), '\n')
   Call: (204) [system] '\n'=(;)
   Fail: (204) [system] '\n'=(;)
   Call: (204) [system] '\n'=(/)
   Fail: (204) [system] '\n'=(/)
^  Call: (204) [user] is_like_space('\n')
   Call: (205) [system] char_type('\n', 'white')
   Fail: (205) [system] char_type('\n', 'white')
   Call: (205) [system] char_type('\n', end_of_line)
   Exit: (205) [system] char_type('\n', end_of_line)
^  Exit: (204) [user] is_like_space('\n')
   Call: (204) [system] get_char((0x55fbb4538270), _41390)
   Exit: (204) [system] get_char((0x55fbb4538270), '\n')
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _44094)
   Exit: (205) [system] peek_char((0x55fbb4538270), ' ')
   Call: (205) [system] ' '=(;)
   Fail: (205) [system] ' '=(;)
   Call: (205) [system] ' '=(/)
   Fail: (205) [system] ' '=(/)
^  Call: (205) [user] is_like_space(' ')
   Call: (206) [system] char_type(' ', 'white')
   Exit: (206) [system] char_type(' ', 'white')
^  Exit: (205) [user] is_like_space(' ')
   Call: (205) [system] get_char((0x55fbb4538270), _53688)
   Exit: (205) [system] get_char((0x55fbb4538270), ' ')
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _56392)
   Exit: (206) [system] peek_char((0x55fbb4538270), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
   Call: (206) [system] '('=(/)
   Fail: (206) [system] '('=(/)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
^  Exit: (203) [user] skip_spaces((0x55fbb4538270))
   Call: (203) [system] peek_char((0x55fbb4538270), _74250)
   Exit: (203) [system] peek_char((0x55fbb4538270), '(')
   Call: (203) [system] '('=')'
   Fail: (203) [system] '('=')'
   Call: (203) [system] '('=end_of_file
   Fail: (203) [system] '('=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55fbb4538270), _79820)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _81678)
   Exit: (205) [system] peek_char((0x55fbb4538270), '(')
   Call: (205) [system] '('=(;)
   Fail: (205) [system] '('=(;)
   Call: (205) [system] '('=(/)
   Fail: (205) [system] '('=(/)
^  Call: (205) [user] is_like_space('(')
   Call: (206) [system] char_type('(', 'white')
   Fail: (206) [system] char_type('(', 'white')
   Call: (206) [system] char_type('(', end_of_line)
   Fail: (206) [system] char_type('(', end_of_line)
   Call: (206) [system] char_type('(', space)
   Fail: (206) [system] char_type('(', space)
   Call: (206) [system] char_type('(', cntrl)
   Fail: (206) [system] char_type('(', cntrl)
^  Fail: (205) [user] is_like_space('(')
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] get_char((0x55fbb4538270), _97688)
   Exit: (204) [system] get_char((0x55fbb4538270), '(')
   Call: (204) [system] '('='('
   Exit: (204) [system] '('='('
^  Call: (204) [user] read_list(')', (0x55fbb4538270), _79820)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _103258)
   Exit: (206) [system] peek_char((0x55fbb4538270), :)
   Call: (206) [system] (:)=(;)
   Fail: (206) [system] (:)=(;)
   Call: (206) [system] (:)=(/)
   Fail: (206) [system] (:)=(/)
^  Call: (206) [user] is_like_space(:)
   Call: (207) [system] char_type(:, 'white')
   Fail: (207) [system] char_type(:, 'white')
   Call: (207) [system] char_type(:, end_of_line)
   Fail: (207) [system] char_type(:, end_of_line)
   Call: (207) [system] char_type(:, space)
   Fail: (207) [system] char_type(:, space)
   Call: (207) [system] char_type(:, cntrl)
   Fail: (207) [system] char_type(:, cntrl)
^  Fail: (206) [user] is_like_space(:)
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _119268)
   Exit: (205) [system] peek_char((0x55fbb4538270), :)
   Call: (205) [system] (:)=')'
   Fail: (205) [system] (:)=')'
   Call: (205) [system] (:)=end_of_file
   Fail: (205) [system] (:)=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55fbb4538270), _124838)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _126696)
   Exit: (207) [system] peek_char((0x55fbb4538270), :)
   Call: (207) [system] (:)=(;)
   Fail: (207) [system] (:)=(;)
   Call: (207) [system] (:)=(/)
   Fail: (207) [system] (:)=(/)
^  Call: (207) [user] is_like_space(:)
   Call: (208) [system] char_type(:, 'white')
   Fail: (208) [system] char_type(:, 'white')
   Call: (208) [system] char_type(:, end_of_line)
   Fail: (208) [system] char_type(:, end_of_line)
   Call: (208) [system] char_type(:, space)
   Fail: (208) [system] char_type(:, space)
   Call: (208) [system] char_type(:, cntrl)
   Fail: (208) [system] char_type(:, cntrl)
^  Fail: (207) [user] is_like_space(:)
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] get_char((0x55fbb4538270), _142706)
   Exit: (206) [system] get_char((0x55fbb4538270), :)
   Call: (206) [system] (:)='('
   Fail: (206) [system] (:)='('
   Call: (206) [system] (:)='['
   Fail: (206) [system] (:)='['
   Call: (206) [system] (:)='{'
   Fail: (206) [system] (:)='{'
   Call: (206) [system] (:)='"'
   Fail: (206) [system] (:)='"'
   Call: (206) [system] (:)=!
   Fail: (206) [system] (:)=!
   Call: (206) [system] (:)='\''
   Fail: (206) [system] (:)='\''
   Call: (206) [system] (:)='`'
   Fail: (206) [system] (:)='`'
   Call: (206) [system] (:)=end_of_file
   Fail: (206) [system] (:)=end_of_file
^  Call: (206) [user] read_symbolic(')', (0x55fbb4538270), :, _124838)
^  Call: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), _160348)
   Call: (208) [system] peek_char((0x55fbb4538270), _161282)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (208) [user] is_delimiter(' ')
   Call: (209) [system] char_type(' ', space)
   Exit: (209) [system] char_type(' ', space)
^  Exit: (208) [user] is_delimiter(' ')
   Call: (208) [system] _160348=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (207) [user] classify_and_convert_charseq([:], _124838)
^  Call: (208) [user] classify_and_convert_charseq_([:], _170566)
^  Call: (210) [system] setup_call_cleanup('$notrace'(_171518, _171520), once(user:catch(read_from_chars([:], _170566), _171500, fail)), '$restore_trace'(_171518, _171520))
^  Call: (211) [system] sig_atomic(system:'$notrace'(_171518, _171520))
^  Exit: (210) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _171500, fail)), system:'$restore_trace'(3, -1))
   Call: (209) [system] atomic(:)
   Exit: (209) [system] atomic(:)
^  Exit: (208) [user] classify_and_convert_charseq_([:], :)
   Call: (208) [system] integer(:)
   Fail: (208) [system] integer(:)
   Call: (208) [system] _124838=(:)
   Exit: (208) [system] (:)=(:)
^  Exit: (207) [user] classify_and_convert_charseq([:], :)
^  Exit: (206) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (205) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (205) [user] read_list(')', (0x55fbb4538270), _183646)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _185504)
   Exit: (207) [system] peek_char((0x55fbb4538270), ' ')
   Call: (207) [system] ' '=(;)
   Fail: (207) [system] ' '=(;)
   Call: (207) [system] ' '=(/)
   Fail: (207) [system] ' '=(/)
^  Call: (207) [user] is_like_space(' ')
   Call: (208) [system] char_type(' ', 'white')
   Exit: (208) [system] char_type(' ', 'white')
^  Exit: (207) [user] is_like_space(' ')
   Call: (207) [system] get_char((0x55fbb4538270), _195098)
   Exit: (207) [system] get_char((0x55fbb4538270), ' ')
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _197802)
   Exit: (208) [system] peek_char((0x55fbb4538270), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
   Call: (208) [system] '('=(/)
   Fail: (208) [system] '('=(/)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _214736)
   Exit: (206) [system] peek_char((0x55fbb4538270), '(')
   Call: (206) [system] '('=')'
   Fail: (206) [system] '('=')'
   Call: (206) [system] '('=end_of_file
   Fail: (206) [system] '('=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55fbb4538270), _220306)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _222164)
   Exit: (208) [system] peek_char((0x55fbb4538270), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
   Call: (208) [system] '('=(/)
   Fail: (208) [system] '('=(/)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] get_char((0x55fbb4538270), _238174)
   Exit: (207) [system] get_char((0x55fbb4538270), '(')
   Call: (207) [system] '('='('
   Exit: (207) [system] '('='('
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _220306)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _243744)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'D')
   Call: (209) [system] 'D'=(;)
   Fail: (209) [system] 'D'=(;)
   Call: (209) [system] 'D'=(/)
   Fail: (209) [system] 'D'=(/)
^  Call: (209) [user] is_like_space('D')
   Call: (210) [system] char_type('D', 'white')
   Fail: (210) [system] char_type('D', 'white')
   Call: (210) [system] char_type('D', end_of_line)
   Fail: (210) [system] char_type('D', end_of_line)
   Call: (210) [system] char_type('D', space)
   Fail: (210) [system] char_type('D', space)
   Call: (210) [system] char_type('D', cntrl)
   Fail: (210) [system] char_type('D', cntrl)
^  Fail: (209) [user] is_like_space('D')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _259754)
   Exit: (208) [system] peek_char((0x55fbb4538270), 'D')
   Call: (208) [system] 'D'=')'
   Fail: (208) [system] 'D'=')'
   Call: (208) [system] 'D'=end_of_file
   Fail: (208) [system] 'D'=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55fbb4538270), _265324)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _267182)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'D')
   Call: (210) [system] 'D'=(;)
   Fail: (210) [system] 'D'=(;)
   Call: (210) [system] 'D'=(/)
   Fail: (210) [system] 'D'=(/)
^  Call: (210) [user] is_like_space('D')
   Call: (211) [system] char_type('D', 'white')
   Fail: (211) [system] char_type('D', 'white')
   Call: (211) [system] char_type('D', end_of_line)
   Fail: (211) [system] char_type('D', end_of_line)
   Call: (211) [system] char_type('D', space)
   Fail: (211) [system] char_type('D', space)
   Call: (211) [system] char_type('D', cntrl)
   Fail: (211) [system] char_type('D', cntrl)
^  Fail: (210) [user] is_like_space('D')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] get_char((0x55fbb4538270), _283192)
   Exit: (209) [system] get_char((0x55fbb4538270), 'D')
   Call: (209) [system] 'D'='('
   Fail: (209) [system] 'D'='('
   Call: (209) [system] 'D'='['
   Fail: (209) [system] 'D'='['
   Call: (209) [system] 'D'='{'
   Fail: (209) [system] 'D'='{'
   Call: (209) [system] 'D'='"'
   Fail: (209) [system] 'D'='"'
   Call: (209) [system] 'D'=!
   Fail: (209) [system] 'D'=!
   Call: (209) [system] 'D'='\''
   Fail: (209) [system] 'D'='\''
   Call: (209) [system] 'D'='`'
   Fail: (209) [system] 'D'='`'
   Call: (209) [system] 'D'=end_of_file
   Fail: (209) [system] 'D'=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55fbb4538270), 'D', _265324)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _300834)
   Call: (211) [system] peek_char((0x55fbb4538270), _301768)
   Exit: (211) [system] peek_char((0x55fbb4538270), i)
^  Call: (211) [user] is_delimiter(i)
   Call: (212) [system] char_type(i, space)
   Fail: (212) [system] char_type(i, space)
   Call: (212) [system] arg(_306488, v('(', ')', end_of_file), i)
   Fail: (212) [system] arg(_307420, v('(', ')', end_of_file), i)
^  Fail: (211) [user] is_delimiter(i)
   Call: (211) [system] ')'==i
   Fail: (211) [system] ')'==i
   Call: (211) [system] get_char((0x55fbb4538270), i)
   Exit: (211) [system] get_char((0x55fbb4538270), i)
   Call: (211) [system] i=(\)
   Fail: (211) [system] i=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _314770)
   Call: (212) [system] peek_char((0x55fbb4538270), _315704)
   Exit: (212) [system] peek_char((0x55fbb4538270), s)
^  Call: (212) [user] is_delimiter(s)
   Call: (213) [system] char_type(s, space)
   Fail: (213) [system] char_type(s, space)
   Call: (213) [system] arg(_320424, v('(', ')', end_of_file), s)
   Fail: (213) [system] arg(_321356, v('(', ')', end_of_file), s)
^  Fail: (212) [user] is_delimiter(s)
   Call: (212) [system] ')'==s
   Fail: (212) [system] ')'==s
   Call: (212) [system] get_char((0x55fbb4538270), s)
   Exit: (212) [system] get_char((0x55fbb4538270), s)
   Call: (212) [system] s=(\)
   Fail: (212) [system] s=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _328706)
   Call: (213) [system] peek_char((0x55fbb4538270), _329640)
   Exit: (213) [system] peek_char((0x55fbb4538270), j)
^  Call: (213) [user] is_delimiter(j)
   Call: (214) [system] char_type(j, space)
   Fail: (214) [system] char_type(j, space)
   Call: (214) [system] arg(_334360, v('(', ')', end_of_file), j)
   Fail: (214) [system] arg(_335292, v('(', ')', end_of_file), j)
^  Fail: (213) [user] is_delimiter(j)
   Call: (213) [system] ')'==j
   Fail: (213) [system] ')'==j
   Call: (213) [system] get_char((0x55fbb4538270), j)
   Exit: (213) [system] get_char((0x55fbb4538270), j)
   Call: (213) [system] j=(\)
   Fail: (213) [system] j=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _342642)
   Call: (214) [system] peek_char((0x55fbb4538270), _343576)
   Exit: (214) [system] peek_char((0x55fbb4538270), u)
^  Call: (214) [user] is_delimiter(u)
   Call: (215) [system] char_type(u, space)
   Fail: (215) [system] char_type(u, space)
   Call: (215) [system] arg(_348296, v('(', ')', end_of_file), u)
   Fail: (215) [system] arg(_349228, v('(', ')', end_of_file), u)
^  Fail: (214) [user] is_delimiter(u)
   Call: (214) [system] ')'==u
   Fail: (214) [system] ')'==u
   Call: (214) [system] get_char((0x55fbb4538270), u)
   Exit: (214) [system] get_char((0x55fbb4538270), u)
   Call: (214) [system] u=(\)
   Fail: (214) [system] u=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _356578)
   Call: (215) [system] peek_char((0x55fbb4538270), _357512)
   Exit: (215) [system] peek_char((0x55fbb4538270), n)
^  Call: (215) [user] is_delimiter(n)
   Call: (216) [system] char_type(n, space)
   Fail: (216) [system] char_type(n, space)
   Call: (216) [system] arg(_362232, v('(', ')', end_of_file), n)
   Fail: (216) [system] arg(_363164, v('(', ')', end_of_file), n)
^  Fail: (215) [user] is_delimiter(n)
   Call: (215) [system] ')'==n
   Fail: (215) [system] ')'==n
   Call: (215) [system] get_char((0x55fbb4538270), n)
   Exit: (215) [system] get_char((0x55fbb4538270), n)
   Call: (215) [system] n=(\)
   Fail: (215) [system] n=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _370514)
   Call: (216) [system] peek_char((0x55fbb4538270), _371448)
   Exit: (216) [system] peek_char((0x55fbb4538270), c)
^  Call: (216) [user] is_delimiter(c)
   Call: (217) [system] char_type(c, space)
   Fail: (217) [system] char_type(c, space)
   Call: (217) [system] arg(_376168, v('(', ')', end_of_file), c)
   Fail: (217) [system] arg(_377100, v('(', ')', end_of_file), c)
^  Fail: (216) [user] is_delimiter(c)
   Call: (216) [system] ')'==c
   Fail: (216) [system] ')'==c
   Call: (216) [system] get_char((0x55fbb4538270), c)
   Exit: (216) [system] get_char((0x55fbb4538270), c)
   Call: (216) [system] c=(\)
   Fail: (216) [system] c=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _384450)
   Call: (217) [system] peek_char((0x55fbb4538270), _385384)
   Exit: (217) [system] peek_char((0x55fbb4538270), t)
^  Call: (217) [user] is_delimiter(t)
   Call: (218) [system] char_type(t, space)
   Fail: (218) [system] char_type(t, space)
   Call: (218) [system] arg(_390104, v('(', ')', end_of_file), t)
   Fail: (218) [system] arg(_391036, v('(', ')', end_of_file), t)
^  Fail: (217) [user] is_delimiter(t)
   Call: (217) [system] ')'==t
   Fail: (217) [system] ')'==t
   Call: (217) [system] get_char((0x55fbb4538270), t)
   Exit: (217) [system] get_char((0x55fbb4538270), t)
   Call: (217) [system] t=(\)
   Fail: (217) [system] t=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _398386)
   Call: (218) [system] peek_char((0x55fbb4538270), _399320)
   Exit: (218) [system] peek_char((0x55fbb4538270), i)
^  Call: (218) [user] is_delimiter(i)
   Call: (219) [system] char_type(i, space)
   Fail: (219) [system] char_type(i, space)
   Call: (219) [system] arg(_404040, v('(', ')', end_of_file), i)
   Fail: (219) [system] arg(_404972, v('(', ')', end_of_file), i)
^  Fail: (218) [user] is_delimiter(i)
   Call: (218) [system] ')'==i
   Fail: (218) [system] ')'==i
   Call: (218) [system] get_char((0x55fbb4538270), i)
   Exit: (218) [system] get_char((0x55fbb4538270), i)
   Call: (218) [system] i=(\)
   Fail: (218) [system] i=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _412322)
   Call: (219) [system] peek_char((0x55fbb4538270), _413256)
   Exit: (219) [system] peek_char((0x55fbb4538270), o)
^  Call: (219) [user] is_delimiter(o)
   Call: (220) [system] char_type(o, space)
   Fail: (220) [system] char_type(o, space)
   Call: (220) [system] arg(_417976, v('(', ')', end_of_file), o)
   Fail: (220) [system] arg(_418908, v('(', ')', end_of_file), o)
^  Fail: (219) [user] is_delimiter(o)
   Call: (219) [system] ')'==o
   Fail: (219) [system] ')'==o
   Call: (219) [system] get_char((0x55fbb4538270), o)
   Exit: (219) [system] get_char((0x55fbb4538270), o)
   Call: (219) [system] o=(\)
   Fail: (219) [system] o=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _426258)
   Call: (220) [system] peek_char((0x55fbb4538270), _427192)
   Exit: (220) [system] peek_char((0x55fbb4538270), n)
^  Call: (220) [user] is_delimiter(n)
   Call: (221) [system] char_type(n, space)
   Fail: (221) [system] char_type(n, space)
   Call: (221) [system] arg(_431912, v('(', ')', end_of_file), n)
   Fail: (221) [system] arg(_432844, v('(', ')', end_of_file), n)
^  Fail: (220) [user] is_delimiter(n)
   Call: (220) [system] ')'==n
   Fail: (220) [system] ')'==n
   Call: (220) [system] get_char((0x55fbb4538270), n)
   Exit: (220) [system] get_char((0x55fbb4538270), n)
   Call: (220) [system] n=(\)
   Fail: (220) [system] n=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _440194)
   Call: (221) [system] peek_char((0x55fbb4538270), _441128)
   Exit: (221) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (221) [user] is_delimiter('I')
   Call: (222) [system] char_type('I', space)
   Fail: (222) [system] char_type('I', space)
   Call: (222) [system] arg(_445848, v('(', ')', end_of_file), 'I')
   Fail: (222) [system] arg(_446780, v('(', ')', end_of_file), 'I')
^  Fail: (221) [user] is_delimiter('I')
   Call: (221) [system] ')'=='I'
   Fail: (221) [system] ')'=='I'
   Call: (221) [system] get_char((0x55fbb4538270), 'I')
   Exit: (221) [system] get_char((0x55fbb4538270), 'I')
   Call: (221) [system] 'I'=(\)
   Fail: (221) [system] 'I'=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _454130)
   Call: (222) [system] peek_char((0x55fbb4538270), _455064)
   Exit: (222) [system] peek_char((0x55fbb4538270), n)
^  Call: (222) [user] is_delimiter(n)
   Call: (223) [system] char_type(n, space)
   Fail: (223) [system] char_type(n, space)
   Call: (223) [system] arg(_459784, v('(', ')', end_of_file), n)
   Fail: (223) [system] arg(_460716, v('(', ')', end_of_file), n)
^  Fail: (222) [user] is_delimiter(n)
   Call: (222) [system] ')'==n
   Fail: (222) [system] ')'==n
   Call: (222) [system] get_char((0x55fbb4538270), n)
   Exit: (222) [system] get_char((0x55fbb4538270), n)
   Call: (222) [system] n=(\)
   Fail: (222) [system] n=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _468066)
   Call: (223) [system] peek_char((0x55fbb4538270), _469000)
   Exit: (223) [system] peek_char((0x55fbb4538270), t)
^  Call: (223) [user] is_delimiter(t)
   Call: (224) [system] char_type(t, space)
   Fail: (224) [system] char_type(t, space)
   Call: (224) [system] arg(_473720, v('(', ')', end_of_file), t)
   Fail: (224) [system] arg(_474652, v('(', ')', end_of_file), t)
^  Fail: (223) [user] is_delimiter(t)
   Call: (223) [system] ')'==t
   Fail: (223) [system] ')'==t
   Call: (223) [system] get_char((0x55fbb4538270), t)
   Exit: (223) [system] get_char((0x55fbb4538270), t)
   Call: (223) [system] t=(\)
   Fail: (223) [system] t=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _482002)
   Call: (224) [system] peek_char((0x55fbb4538270), _482936)
   Exit: (224) [system] peek_char((0x55fbb4538270), r)
^  Call: (224) [user] is_delimiter(r)
   Call: (225) [system] char_type(r, space)
   Fail: (225) [system] char_type(r, space)
   Call: (225) [system] arg(_487656, v('(', ')', end_of_file), r)
   Fail: (225) [system] arg(_488588, v('(', ')', end_of_file), r)
^  Fail: (224) [user] is_delimiter(r)
   Call: (224) [system] ')'==r
   Fail: (224) [system] ')'==r
   Call: (224) [system] get_char((0x55fbb4538270), r)
   Exit: (224) [system] get_char((0x55fbb4538270), r)
   Call: (224) [system] r=(\)
   Fail: (224) [system] r=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _495938)
   Call: (225) [system] peek_char((0x55fbb4538270), _496872)
   Exit: (225) [system] peek_char((0x55fbb4538270), o)
^  Call: (225) [user] is_delimiter(o)
   Call: (226) [system] char_type(o, space)
   Fail: (226) [system] char_type(o, space)
   Call: (226) [system] arg(_501592, v('(', ')', end_of_file), o)
   Fail: (226) [system] arg(_502524, v('(', ')', end_of_file), o)
^  Fail: (225) [user] is_delimiter(o)
   Call: (225) [system] ')'==o
   Fail: (225) [system] ')'==o
   Call: (225) [system] get_char((0x55fbb4538270), o)
   Exit: (225) [system] get_char((0x55fbb4538270), o)
   Call: (225) [system] o=(\)
   Fail: (225) [system] o=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _509874)
   Call: (226) [system] peek_char((0x55fbb4538270), _510808)
   Exit: (226) [system] peek_char((0x55fbb4538270), d)
^  Call: (226) [user] is_delimiter(d)
   Call: (227) [system] char_type(d, space)
   Fail: (227) [system] char_type(d, space)
   Call: (227) [system] arg(_515528, v('(', ')', end_of_file), d)
   Fail: (227) [system] arg(_516460, v('(', ')', end_of_file), d)
^  Fail: (226) [user] is_delimiter(d)
   Call: (226) [system] ')'==d
   Fail: (226) [system] ')'==d
   Call: (226) [system] get_char((0x55fbb4538270), d)
   Exit: (226) [system] get_char((0x55fbb4538270), d)
   Call: (226) [system] d=(\)
   Fail: (226) [system] d=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _523810)
   Call: (227) [system] peek_char((0x55fbb4538270), _524744)
   Exit: (227) [system] peek_char((0x55fbb4538270), u)
^  Call: (227) [user] is_delimiter(u)
   Call: (228) [system] char_type(u, space)
   Fail: (228) [system] char_type(u, space)
   Call: (228) [system] arg(_529464, v('(', ')', end_of_file), u)
   Fail: (228) [system] arg(_530396, v('(', ')', end_of_file), u)
^  Fail: (227) [user] is_delimiter(u)
   Call: (227) [system] ')'==u
   Fail: (227) [system] ')'==u
   Call: (227) [system] get_char((0x55fbb4538270), u)
   Exit: (227) [system] get_char((0x55fbb4538270), u)
   Call: (227) [system] u=(\)
   Fail: (227) [system] u=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _537746)
   Call: (228) [system] peek_char((0x55fbb4538270), _538680)
   Exit: (228) [system] peek_char((0x55fbb4538270), c)
^  Call: (228) [user] is_delimiter(c)
   Call: (229) [system] char_type(c, space)
   Fail: (229) [system] char_type(c, space)
   Call: (229) [system] arg(_543400, v('(', ')', end_of_file), c)
   Fail: (229) [system] arg(_544332, v('(', ')', end_of_file), c)
^  Fail: (228) [user] is_delimiter(c)
   Call: (228) [system] ')'==c
   Fail: (228) [system] ')'==c
   Call: (228) [system] get_char((0x55fbb4538270), c)
   Exit: (228) [system] get_char((0x55fbb4538270), c)
   Call: (228) [system] c=(\)
   Fail: (228) [system] c=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _551682)
   Call: (229) [system] peek_char((0x55fbb4538270), _552616)
   Exit: (229) [system] peek_char((0x55fbb4538270), t)
^  Call: (229) [user] is_delimiter(t)
   Call: (230) [system] char_type(t, space)
   Fail: (230) [system] char_type(t, space)
   Call: (230) [system] arg(_557336, v('(', ')', end_of_file), t)
   Fail: (230) [system] arg(_558268, v('(', ')', end_of_file), t)
^  Fail: (229) [user] is_delimiter(t)
   Call: (229) [system] ')'==t
   Fail: (229) [system] ')'==t
   Call: (229) [system] get_char((0x55fbb4538270), t)
   Exit: (229) [system] get_char((0x55fbb4538270), t)
   Call: (229) [system] t=(\)
   Fail: (229) [system] t=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _565618)
   Call: (230) [system] peek_char((0x55fbb4538270), _566552)
   Exit: (230) [system] peek_char((0x55fbb4538270), i)
^  Call: (230) [user] is_delimiter(i)
   Call: (231) [system] char_type(i, space)
   Fail: (231) [system] char_type(i, space)
   Call: (231) [system] arg(_571272, v('(', ')', end_of_file), i)
   Fail: (231) [system] arg(_572204, v('(', ')', end_of_file), i)
^  Fail: (230) [user] is_delimiter(i)
   Call: (230) [system] ')'==i
   Fail: (230) [system] ')'==i
   Call: (230) [system] get_char((0x55fbb4538270), i)
   Exit: (230) [system] get_char((0x55fbb4538270), i)
   Call: (230) [system] i=(\)
   Fail: (230) [system] i=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _579554)
   Call: (231) [system] peek_char((0x55fbb4538270), _580488)
   Exit: (231) [system] peek_char((0x55fbb4538270), o)
^  Call: (231) [user] is_delimiter(o)
   Call: (232) [system] char_type(o, space)
   Fail: (232) [system] char_type(o, space)
   Call: (232) [system] arg(_585208, v('(', ')', end_of_file), o)
   Fail: (232) [system] arg(_586140, v('(', ')', end_of_file), o)
^  Fail: (231) [user] is_delimiter(o)
   Call: (231) [system] ')'==o
   Fail: (231) [system] ')'==o
   Call: (231) [system] get_char((0x55fbb4538270), o)
   Exit: (231) [system] get_char((0x55fbb4538270), o)
   Call: (231) [system] o=(\)
   Fail: (231) [system] o=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _593490)
   Call: (232) [system] peek_char((0x55fbb4538270), _594424)
   Exit: (232) [system] peek_char((0x55fbb4538270), n)
^  Call: (232) [user] is_delimiter(n)
   Call: (233) [system] char_type(n, space)
   Fail: (233) [system] char_type(n, space)
   Call: (233) [system] arg(_599144, v('(', ')', end_of_file), n)
   Fail: (233) [system] arg(_600076, v('(', ')', end_of_file), n)
^  Fail: (232) [user] is_delimiter(n)
   Call: (232) [system] ')'==n
   Fail: (232) [system] ')'==n
   Call: (232) [system] get_char((0x55fbb4538270), n)
   Exit: (232) [system] get_char((0x55fbb4538270), n)
   Call: (232) [system] n=(\)
   Fail: (232) [system] n=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _607426)
   Call: (233) [system] peek_char((0x55fbb4538270), _608360)
   Exit: (233) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (233) [user] is_delimiter(' ')
   Call: (234) [system] char_type(' ', space)
   Exit: (234) [system] char_type(' ', space)
^  Exit: (233) [user] is_delimiter(' ')
   Call: (233) [system] _607426=[]
   Exit: (233) [system] []=[]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (232) [system] _593490=[n]
   Exit: (232) [system] [n]=[n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (231) [system] _579554=[o, n]
   Exit: (231) [system] [o, n]=[o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (230) [system] _565618=[i, o, n]
   Exit: (230) [system] [i, o, n]=[i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (229) [system] _551682=[t, i, o, n]
   Exit: (229) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (228) [system] _537746=[c, t, i, o, n]
   Exit: (228) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (227) [system] _523810=[u, c, t, i, o, n]
   Exit: (227) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (226) [system] _509874=[d, u, c, t, i, o, n]
   Exit: (226) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (225) [system] _495938=[o, d, u, c, t, i, o, n]
   Exit: (225) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (224) [system] _482002=[r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _468066=[t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _454130=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _440194=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _426258=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _412322=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _398386=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _384450=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _370514=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _356578=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _342642=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _328706=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (212) [system] _314770=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (212) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (211) [system] _300834=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (211) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (210) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _265324)
^  Call: (211) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _679112)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_680064, _680066), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _679112), _680046, fail)), '$restore_trace'(_680064, _680066))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_680064, _680066))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _679112), _680046, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(_679112)
   Fail: (212) [system] atomic(_679112)
   Call: (212) [system] atom_chars(_679112, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (212) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (211) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
   Call: (211) [system] integer('DisjunctionIntroduction')
   Fail: (211) [system] integer('DisjunctionIntroduction')
   Call: (211) [system] _265324='DisjunctionIntroduction'
   Exit: (211) [system] 'DisjunctionIntroduction'='DisjunctionIntroduction'
^  Exit: (210) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (209) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'DisjunctionIntroduction')
^  Exit: (208) [user] cont_sexpr(')', (0x55fbb4538270), 'DisjunctionIntroduction')
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _694062)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _695920)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
   Call: (210) [system] ' '=(/)
   Fail: (210) [system] ' '=(/)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55fbb4538270), _705514)
   Exit: (210) [system] get_char((0x55fbb4538270), ' ')
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _708218)
   Exit: (211) [system] peek_char((0x55fbb4538270), a)
   Call: (211) [system] a=(;)
   Fail: (211) [system] a=(;)
   Call: (211) [system] a=(/)
   Fail: (211) [system] a=(/)
^  Call: (211) [user] is_like_space(a)
   Call: (212) [system] char_type(a, 'white')
   Fail: (212) [system] char_type(a, 'white')
   Call: (212) [system] char_type(a, end_of_line)
   Fail: (212) [system] char_type(a, end_of_line)
   Call: (212) [system] char_type(a, space)
   Fail: (212) [system] char_type(a, space)
   Call: (212) [system] char_type(a, cntrl)
   Fail: (212) [system] char_type(a, cntrl)
^  Fail: (211) [user] is_like_space(a)
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _725152)
   Exit: (209) [system] peek_char((0x55fbb4538270), a)
   Call: (209) [system] a=')'
   Fail: (209) [system] a=')'
   Call: (209) [system] a=end_of_file
   Fail: (209) [system] a=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55fbb4538270), _730722)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _732580)
   Exit: (211) [system] peek_char((0x55fbb4538270), a)
   Call: (211) [system] a=(;)
   Fail: (211) [system] a=(;)
   Call: (211) [system] a=(/)
   Fail: (211) [system] a=(/)
^  Call: (211) [user] is_like_space(a)
   Call: (212) [system] char_type(a, 'white')
   Fail: (212) [system] char_type(a, 'white')
   Call: (212) [system] char_type(a, end_of_line)
   Fail: (212) [system] char_type(a, end_of_line)
   Call: (212) [system] char_type(a, space)
   Fail: (212) [system] char_type(a, space)
   Call: (212) [system] char_type(a, cntrl)
   Fail: (212) [system] char_type(a, cntrl)
^  Fail: (211) [user] is_like_space(a)
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] get_char((0x55fbb4538270), _748590)
   Exit: (210) [system] get_char((0x55fbb4538270), a)
   Call: (210) [system] a='('
   Fail: (210) [system] a='('
   Call: (210) [system] a='['
   Fail: (210) [system] a='['
   Call: (210) [system] a='{'
   Fail: (210) [system] a='{'
   Call: (210) [system] a='"'
   Fail: (210) [system] a='"'
   Call: (210) [system] a=!
   Fail: (210) [system] a=!
   Call: (210) [system] a='\''
   Fail: (210) [system] a='\''
   Call: (210) [system] a='`'
   Fail: (210) [system] a='`'
   Call: (210) [system] a=end_of_file
   Fail: (210) [system] a=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55fbb4538270), a, _730722)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _766232)
   Call: (212) [system] peek_char((0x55fbb4538270), _767166)
   Exit: (212) [system] peek_char((0x55fbb4538270), b)
^  Call: (212) [user] is_delimiter(b)
   Call: (213) [system] char_type(b, space)
   Fail: (213) [system] char_type(b, space)
   Call: (213) [system] arg(_771886, v('(', ')', end_of_file), b)
   Fail: (213) [system] arg(_772818, v('(', ')', end_of_file), b)
^  Fail: (212) [user] is_delimiter(b)
   Call: (212) [system] ')'==b
   Fail: (212) [system] ')'==b
   Call: (212) [system] get_char((0x55fbb4538270), b)
   Exit: (212) [system] get_char((0x55fbb4538270), b)
   Call: (212) [system] b=(\)
   Fail: (212) [system] b=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _780168)
   Call: (213) [system] peek_char((0x55fbb4538270), _781102)
   Exit: (213) [system] peek_char((0x55fbb4538270), c)
^  Call: (213) [user] is_delimiter(c)
   Call: (214) [system] char_type(c, space)
   Fail: (214) [system] char_type(c, space)
   Call: (214) [system] arg(_785822, v('(', ')', end_of_file), c)
   Fail: (214) [system] arg(_786754, v('(', ')', end_of_file), c)
^  Fail: (213) [user] is_delimiter(c)
   Call: (213) [system] ')'==c
   Fail: (213) [system] ')'==c
   Call: (213) [system] get_char((0x55fbb4538270), c)
   Exit: (213) [system] get_char((0x55fbb4538270), c)
   Call: (213) [system] c=(\)
   Fail: (213) [system] c=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _794104)
   Call: (214) [system] peek_char((0x55fbb4538270), _795038)
   Exit: (214) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (214) [user] is_delimiter(' ')
   Call: (215) [system] char_type(' ', space)
   Exit: (215) [system] char_type(' ', space)
^  Exit: (214) [user] is_delimiter(' ')
   Call: (214) [system] _794104=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (213) [system] _780168=[c]
   Exit: (213) [system] [c]=[c]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [c])
   Call: (212) [system] _766232=[b, c]
   Exit: (212) [system] [b, c]=[b, c]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [b, c])
^  Call: (211) [user] classify_and_convert_charseq([a, b, c], _730722)
^  Call: (212) [user] classify_and_convert_charseq_([a, b, c], _809910)
^  Call: (214) [system] setup_call_cleanup('$notrace'(_810862, _810864), once(user:catch(read_from_chars([a, b, c], _809910), _810844, fail)), '$restore_trace'(_810862, _810864))
^  Call: (215) [system] sig_atomic(system:'$notrace'(_810862, _810864))
^  Exit: (214) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _810844, fail)), system:'$restore_trace'(3, -1))
   Call: (213) [system] atomic(abc)
   Exit: (213) [system] atomic(abc)
^  Exit: (212) [user] classify_and_convert_charseq_([a, b, c], abc)
   Call: (212) [system] integer(abc)
   Fail: (212) [system] integer(abc)
   Call: (212) [system] _730722=abc
   Exit: (212) [system] abc=abc
^  Exit: (211) [user] classify_and_convert_charseq([a, b, c], abc)
^  Exit: (210) [user] read_symbolic(')', (0x55fbb4538270), a, abc)
^  Exit: (209) [user] cont_sexpr(')', (0x55fbb4538270), abc)
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _822990)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _824848)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
   Call: (211) [system] ' '=(/)
   Fail: (211) [system] ' '=(/)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55fbb4538270), _834442)
   Exit: (211) [system] get_char((0x55fbb4538270), ' ')
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _837146)
   Exit: (212) [system] peek_char((0x55fbb4538270), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
   Call: (212) [system] '('=(/)
   Fail: (212) [system] '('=(/)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _854080)
   Exit: (210) [system] peek_char((0x55fbb4538270), '(')
   Call: (210) [system] '('=')'
   Fail: (210) [system] '('=')'
   Call: (210) [system] '('=end_of_file
   Fail: (210) [system] '('=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55fbb4538270), _859650)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _861508)
   Exit: (212) [system] peek_char((0x55fbb4538270), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
   Call: (212) [system] '('=(/)
   Fail: (212) [system] '('=(/)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] get_char((0x55fbb4538270), _877518)
   Exit: (211) [system] get_char((0x55fbb4538270), '(')
   Call: (211) [system] '('='('
   Exit: (211) [system] '('='('
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _859650)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _883088)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'D')
   Call: (213) [system] 'D'=(;)
   Fail: (213) [system] 'D'=(;)
   Call: (213) [system] 'D'=(/)
   Fail: (213) [system] 'D'=(/)
^  Call: (213) [user] is_like_space('D')
   Call: (214) [system] char_type('D', 'white')
   Fail: (214) [system] char_type('D', 'white')
   Call: (214) [system] char_type('D', end_of_line)
   Fail: (214) [system] char_type('D', end_of_line)
   Call: (214) [system] char_type('D', space)
   Fail: (214) [system] char_type('D', space)
   Call: (214) [system] char_type('D', cntrl)
   Fail: (214) [system] char_type('D', cntrl)
^  Fail: (213) [user] is_like_space('D')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _899098)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'D')
   Call: (212) [system] 'D'=')'
   Fail: (212) [system] 'D'=')'
   Call: (212) [system] 'D'=end_of_file
   Fail: (212) [system] 'D'=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55fbb4538270), _904668)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _906526)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'D')
   Call: (214) [system] 'D'=(;)
   Fail: (214) [system] 'D'=(;)
   Call: (214) [system] 'D'=(/)
   Fail: (214) [system] 'D'=(/)
^  Call: (214) [user] is_like_space('D')
   Call: (215) [system] char_type('D', 'white')
   Fail: (215) [system] char_type('D', 'white')
   Call: (215) [system] char_type('D', end_of_line)
   Fail: (215) [system] char_type('D', end_of_line)
   Call: (215) [system] char_type('D', space)
   Fail: (215) [system] char_type('D', space)
   Call: (215) [system] char_type('D', cntrl)
   Fail: (215) [system] char_type('D', cntrl)
^  Fail: (214) [user] is_like_space('D')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] get_char((0x55fbb4538270), _922536)
   Exit: (213) [system] get_char((0x55fbb4538270), 'D')
   Call: (213) [system] 'D'='('
   Fail: (213) [system] 'D'='('
   Call: (213) [system] 'D'='['
   Fail: (213) [system] 'D'='['
   Call: (213) [system] 'D'='{'
   Fail: (213) [system] 'D'='{'
   Call: (213) [system] 'D'='"'
   Fail: (213) [system] 'D'='"'
   Call: (213) [system] 'D'=!
   Fail: (213) [system] 'D'=!
   Call: (213) [system] 'D'='\''
   Fail: (213) [system] 'D'='\''
   Call: (213) [system] 'D'='`'
   Fail: (213) [system] 'D'='`'
   Call: (213) [system] 'D'=end_of_file
   Fail: (213) [system] 'D'=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55fbb4538270), 'D', _904668)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _940178)
   Call: (215) [system] peek_char((0x55fbb4538270), _941112)
   Exit: (215) [system] peek_char((0x55fbb4538270), i)
^  Call: (215) [user] is_delimiter(i)
   Call: (216) [system] char_type(i, space)
   Fail: (216) [system] char_type(i, space)
   Call: (216) [system] arg(_945832, v('(', ')', end_of_file), i)
   Fail: (216) [system] arg(_946764, v('(', ')', end_of_file), i)
^  Fail: (215) [user] is_delimiter(i)
   Call: (215) [system] ')'==i
   Fail: (215) [system] ')'==i
   Call: (215) [system] get_char((0x55fbb4538270), i)
   Exit: (215) [system] get_char((0x55fbb4538270), i)
   Call: (215) [system] i=(\)
   Fail: (215) [system] i=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _954114)
   Call: (216) [system] peek_char((0x55fbb4538270), _955048)
   Exit: (216) [system] peek_char((0x55fbb4538270), s)
^  Call: (216) [user] is_delimiter(s)
   Call: (217) [system] char_type(s, space)
   Fail: (217) [system] char_type(s, space)
   Call: (217) [system] arg(_959768, v('(', ')', end_of_file), s)
   Fail: (217) [system] arg(_960700, v('(', ')', end_of_file), s)
^  Fail: (216) [user] is_delimiter(s)
   Call: (216) [system] ')'==s
   Fail: (216) [system] ')'==s
   Call: (216) [system] get_char((0x55fbb4538270), s)
   Exit: (216) [system] get_char((0x55fbb4538270), s)
   Call: (216) [system] s=(\)
   Fail: (216) [system] s=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _968050)
   Call: (217) [system] peek_char((0x55fbb4538270), _968984)
   Exit: (217) [system] peek_char((0x55fbb4538270), j)
^  Call: (217) [user] is_delimiter(j)
   Call: (218) [system] char_type(j, space)
   Fail: (218) [system] char_type(j, space)
   Call: (218) [system] arg(_973704, v('(', ')', end_of_file), j)
   Fail: (218) [system] arg(_974636, v('(', ')', end_of_file), j)
^  Fail: (217) [user] is_delimiter(j)
   Call: (217) [system] ')'==j
   Fail: (217) [system] ')'==j
   Call: (217) [system] get_char((0x55fbb4538270), j)
   Exit: (217) [system] get_char((0x55fbb4538270), j)
   Call: (217) [system] j=(\)
   Fail: (217) [system] j=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _981986)
   Call: (218) [system] peek_char((0x55fbb4538270), _982920)
   Exit: (218) [system] peek_char((0x55fbb4538270), u)
^  Call: (218) [user] is_delimiter(u)
   Call: (219) [system] char_type(u, space)
   Fail: (219) [system] char_type(u, space)
   Call: (219) [system] arg(_987640, v('(', ')', end_of_file), u)
   Fail: (219) [system] arg(_988572, v('(', ')', end_of_file), u)
^  Fail: (218) [user] is_delimiter(u)
   Call: (218) [system] ')'==u
   Fail: (218) [system] ')'==u
   Call: (218) [system] get_char((0x55fbb4538270), u)
   Exit: (218) [system] get_char((0x55fbb4538270), u)
   Call: (218) [system] u=(\)
   Fail: (218) [system] u=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _995922)
   Call: (219) [system] peek_char((0x55fbb4538270), _996856)
   Exit: (219) [system] peek_char((0x55fbb4538270), n)
^  Call: (219) [user] is_delimiter(n)
   Call: (220) [system] char_type(n, space)
   Fail: (220) [system] char_type(n, space)
   Call: (220) [system] arg(_1001576, v('(', ')', end_of_file), n)
   Fail: (220) [system] arg(_1002508, v('(', ')', end_of_file), n)
^  Fail: (219) [user] is_delimiter(n)
   Call: (219) [system] ')'==n
   Fail: (219) [system] ')'==n
   Call: (219) [system] get_char((0x55fbb4538270), n)
   Exit: (219) [system] get_char((0x55fbb4538270), n)
   Call: (219) [system] n=(\)
   Fail: (219) [system] n=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1009858)
   Call: (220) [system] peek_char((0x55fbb4538270), _1010792)
   Exit: (220) [system] peek_char((0x55fbb4538270), c)
^  Call: (220) [user] is_delimiter(c)
   Call: (221) [system] char_type(c, space)
   Fail: (221) [system] char_type(c, space)
   Call: (221) [system] arg(_1015512, v('(', ')', end_of_file), c)
   Fail: (221) [system] arg(_1016444, v('(', ')', end_of_file), c)
^  Fail: (220) [user] is_delimiter(c)
   Call: (220) [system] ')'==c
   Fail: (220) [system] ')'==c
   Call: (220) [system] get_char((0x55fbb4538270), c)
   Exit: (220) [system] get_char((0x55fbb4538270), c)
   Call: (220) [system] c=(\)
   Fail: (220) [system] c=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1023794)
   Call: (221) [system] peek_char((0x55fbb4538270), _1024728)
   Exit: (221) [system] peek_char((0x55fbb4538270), t)
^  Call: (221) [user] is_delimiter(t)
   Call: (222) [system] char_type(t, space)
   Fail: (222) [system] char_type(t, space)
   Call: (222) [system] arg(_1029448, v('(', ')', end_of_file), t)
   Fail: (222) [system] arg(_1030380, v('(', ')', end_of_file), t)
^  Fail: (221) [user] is_delimiter(t)
   Call: (221) [system] ')'==t
   Fail: (221) [system] ')'==t
   Call: (221) [system] get_char((0x55fbb4538270), t)
   Exit: (221) [system] get_char((0x55fbb4538270), t)
   Call: (221) [system] t=(\)
   Fail: (221) [system] t=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1037730)
   Call: (222) [system] peek_char((0x55fbb4538270), _1038664)
   Exit: (222) [system] peek_char((0x55fbb4538270), i)
^  Call: (222) [user] is_delimiter(i)
   Call: (223) [system] char_type(i, space)
   Fail: (223) [system] char_type(i, space)
   Call: (223) [system] arg(_1043384, v('(', ')', end_of_file), i)
   Fail: (223) [system] arg(_1044316, v('(', ')', end_of_file), i)
^  Fail: (222) [user] is_delimiter(i)
   Call: (222) [system] ')'==i
   Fail: (222) [system] ')'==i
   Call: (222) [system] get_char((0x55fbb4538270), i)
   Exit: (222) [system] get_char((0x55fbb4538270), i)
   Call: (222) [system] i=(\)
   Fail: (222) [system] i=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _1051666)
   Call: (223) [system] peek_char((0x55fbb4538270), _1052600)
   Exit: (223) [system] peek_char((0x55fbb4538270), o)
^  Call: (223) [user] is_delimiter(o)
   Call: (224) [system] char_type(o, space)
   Fail: (224) [system] char_type(o, space)
   Call: (224) [system] arg(_1057320, v('(', ')', end_of_file), o)
   Fail: (224) [system] arg(_1058252, v('(', ')', end_of_file), o)
^  Fail: (223) [user] is_delimiter(o)
   Call: (223) [system] ')'==o
   Fail: (223) [system] ')'==o
   Call: (223) [system] get_char((0x55fbb4538270), o)
   Exit: (223) [system] get_char((0x55fbb4538270), o)
   Call: (223) [system] o=(\)
   Fail: (223) [system] o=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _1065602)
   Call: (224) [system] peek_char((0x55fbb4538270), _1066536)
   Exit: (224) [system] peek_char((0x55fbb4538270), n)
^  Call: (224) [user] is_delimiter(n)
   Call: (225) [system] char_type(n, space)
   Fail: (225) [system] char_type(n, space)
   Call: (225) [system] arg(_1071256, v('(', ')', end_of_file), n)
   Fail: (225) [system] arg(_1072188, v('(', ')', end_of_file), n)
^  Fail: (224) [user] is_delimiter(n)
   Call: (224) [system] ')'==n
   Fail: (224) [system] ')'==n
   Call: (224) [system] get_char((0x55fbb4538270), n)
   Exit: (224) [system] get_char((0x55fbb4538270), n)
   Call: (224) [system] n=(\)
   Fail: (224) [system] n=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _1079538)
   Call: (225) [system] peek_char((0x55fbb4538270), _1080472)
   Exit: (225) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (225) [user] is_delimiter('I')
   Call: (226) [system] char_type('I', space)
   Fail: (226) [system] char_type('I', space)
   Call: (226) [system] arg(_1085192, v('(', ')', end_of_file), 'I')
   Fail: (226) [system] arg(_1086124, v('(', ')', end_of_file), 'I')
^  Fail: (225) [user] is_delimiter('I')
   Call: (225) [system] ')'=='I'
   Fail: (225) [system] ')'=='I'
   Call: (225) [system] get_char((0x55fbb4538270), 'I')
   Exit: (225) [system] get_char((0x55fbb4538270), 'I')
   Call: (225) [system] 'I'=(\)
   Fail: (225) [system] 'I'=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _1093474)
   Call: (226) [system] peek_char((0x55fbb4538270), _1094408)
   Exit: (226) [system] peek_char((0x55fbb4538270), n)
^  Call: (226) [user] is_delimiter(n)
   Call: (227) [system] char_type(n, space)
   Fail: (227) [system] char_type(n, space)
   Call: (227) [system] arg(_1099128, v('(', ')', end_of_file), n)
   Fail: (227) [system] arg(_1100060, v('(', ')', end_of_file), n)
^  Fail: (226) [user] is_delimiter(n)
   Call: (226) [system] ')'==n
   Fail: (226) [system] ')'==n
   Call: (226) [system] get_char((0x55fbb4538270), n)
   Exit: (226) [system] get_char((0x55fbb4538270), n)
   Call: (226) [system] n=(\)
   Fail: (226) [system] n=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _1107410)
   Call: (227) [system] peek_char((0x55fbb4538270), _1108344)
   Exit: (227) [system] peek_char((0x55fbb4538270), t)
^  Call: (227) [user] is_delimiter(t)
   Call: (228) [system] char_type(t, space)
   Fail: (228) [system] char_type(t, space)
   Call: (228) [system] arg(_1113064, v('(', ')', end_of_file), t)
   Fail: (228) [system] arg(_1113996, v('(', ')', end_of_file), t)
^  Fail: (227) [user] is_delimiter(t)
   Call: (227) [system] ')'==t
   Fail: (227) [system] ')'==t
   Call: (227) [system] get_char((0x55fbb4538270), t)
   Exit: (227) [system] get_char((0x55fbb4538270), t)
   Call: (227) [system] t=(\)
   Fail: (227) [system] t=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _1121346)
   Call: (228) [system] peek_char((0x55fbb4538270), _1122280)
   Exit: (228) [system] peek_char((0x55fbb4538270), r)
^  Call: (228) [user] is_delimiter(r)
   Call: (229) [system] char_type(r, space)
   Fail: (229) [system] char_type(r, space)
   Call: (229) [system] arg(_1127000, v('(', ')', end_of_file), r)
   Fail: (229) [system] arg(_1127932, v('(', ')', end_of_file), r)
^  Fail: (228) [user] is_delimiter(r)
   Call: (228) [system] ')'==r
   Fail: (228) [system] ')'==r
   Call: (228) [system] get_char((0x55fbb4538270), r)
   Exit: (228) [system] get_char((0x55fbb4538270), r)
   Call: (228) [system] r=(\)
   Fail: (228) [system] r=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _1135282)
   Call: (229) [system] peek_char((0x55fbb4538270), _1136216)
   Exit: (229) [system] peek_char((0x55fbb4538270), o)
^  Call: (229) [user] is_delimiter(o)
   Call: (230) [system] char_type(o, space)
   Fail: (230) [system] char_type(o, space)
   Call: (230) [system] arg(_1140936, v('(', ')', end_of_file), o)
   Fail: (230) [system] arg(_1141868, v('(', ')', end_of_file), o)
^  Fail: (229) [user] is_delimiter(o)
   Call: (229) [system] ')'==o
   Fail: (229) [system] ')'==o
   Call: (229) [system] get_char((0x55fbb4538270), o)
   Exit: (229) [system] get_char((0x55fbb4538270), o)
   Call: (229) [system] o=(\)
   Fail: (229) [system] o=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _1149218)
   Call: (230) [system] peek_char((0x55fbb4538270), _1150152)
   Exit: (230) [system] peek_char((0x55fbb4538270), d)
^  Call: (230) [user] is_delimiter(d)
   Call: (231) [system] char_type(d, space)
   Fail: (231) [system] char_type(d, space)
   Call: (231) [system] arg(_1154872, v('(', ')', end_of_file), d)
   Fail: (231) [system] arg(_1155804, v('(', ')', end_of_file), d)
^  Fail: (230) [user] is_delimiter(d)
   Call: (230) [system] ')'==d
   Fail: (230) [system] ')'==d
   Call: (230) [system] get_char((0x55fbb4538270), d)
   Exit: (230) [system] get_char((0x55fbb4538270), d)
   Call: (230) [system] d=(\)
   Fail: (230) [system] d=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _1163154)
   Call: (231) [system] peek_char((0x55fbb4538270), _1164088)
   Exit: (231) [system] peek_char((0x55fbb4538270), u)
^  Call: (231) [user] is_delimiter(u)
   Call: (232) [system] char_type(u, space)
   Fail: (232) [system] char_type(u, space)
   Call: (232) [system] arg(_1168808, v('(', ')', end_of_file), u)
   Fail: (232) [system] arg(_1169740, v('(', ')', end_of_file), u)
^  Fail: (231) [user] is_delimiter(u)
   Call: (231) [system] ')'==u
   Fail: (231) [system] ')'==u
   Call: (231) [system] get_char((0x55fbb4538270), u)
   Exit: (231) [system] get_char((0x55fbb4538270), u)
   Call: (231) [system] u=(\)
   Fail: (231) [system] u=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _1177090)
   Call: (232) [system] peek_char((0x55fbb4538270), _1178024)
   Exit: (232) [system] peek_char((0x55fbb4538270), c)
^  Call: (232) [user] is_delimiter(c)
   Call: (233) [system] char_type(c, space)
   Fail: (233) [system] char_type(c, space)
   Call: (233) [system] arg(_1182744, v('(', ')', end_of_file), c)
   Fail: (233) [system] arg(_1183676, v('(', ')', end_of_file), c)
^  Fail: (232) [user] is_delimiter(c)
   Call: (232) [system] ')'==c
   Fail: (232) [system] ')'==c
   Call: (232) [system] get_char((0x55fbb4538270), c)
   Exit: (232) [system] get_char((0x55fbb4538270), c)
   Call: (232) [system] c=(\)
   Fail: (232) [system] c=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _1191026)
   Call: (233) [system] peek_char((0x55fbb4538270), _1191960)
   Exit: (233) [system] peek_char((0x55fbb4538270), t)
^  Call: (233) [user] is_delimiter(t)
   Call: (234) [system] char_type(t, space)
   Fail: (234) [system] char_type(t, space)
   Call: (234) [system] arg(_1196680, v('(', ')', end_of_file), t)
   Fail: (234) [system] arg(_1197612, v('(', ')', end_of_file), t)
^  Fail: (233) [user] is_delimiter(t)
   Call: (233) [system] ')'==t
   Fail: (233) [system] ')'==t
   Call: (233) [system] get_char((0x55fbb4538270), t)
   Exit: (233) [system] get_char((0x55fbb4538270), t)
   Call: (233) [system] t=(\)
   Fail: (233) [system] t=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _1204962)
   Call: (234) [system] peek_char((0x55fbb4538270), _1205896)
   Exit: (234) [system] peek_char((0x55fbb4538270), i)
^  Call: (234) [user] is_delimiter(i)
   Call: (235) [system] char_type(i, space)
   Fail: (235) [system] char_type(i, space)
   Call: (235) [system] arg(_1210616, v('(', ')', end_of_file), i)
   Fail: (235) [system] arg(_1211548, v('(', ')', end_of_file), i)
^  Fail: (234) [user] is_delimiter(i)
   Call: (234) [system] ')'==i
   Fail: (234) [system] ')'==i
   Call: (234) [system] get_char((0x55fbb4538270), i)
   Exit: (234) [system] get_char((0x55fbb4538270), i)
   Call: (234) [system] i=(\)
   Fail: (234) [system] i=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _1218898)
   Call: (235) [system] peek_char((0x55fbb4538270), _1219832)
   Exit: (235) [system] peek_char((0x55fbb4538270), o)
^  Call: (235) [user] is_delimiter(o)
   Call: (236) [system] char_type(o, space)
   Fail: (236) [system] char_type(o, space)
   Call: (236) [system] arg(_1224552, v('(', ')', end_of_file), o)
   Fail: (236) [system] arg(_1225484, v('(', ')', end_of_file), o)
^  Fail: (235) [user] is_delimiter(o)
   Call: (235) [system] ')'==o
   Fail: (235) [system] ')'==o
   Call: (235) [system] get_char((0x55fbb4538270), o)
   Exit: (235) [system] get_char((0x55fbb4538270), o)
   Call: (235) [system] o=(\)
   Fail: (235) [system] o=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), _1232834)
   Call: (236) [system] peek_char((0x55fbb4538270), _1233768)
   Exit: (236) [system] peek_char((0x55fbb4538270), n)
^  Call: (236) [user] is_delimiter(n)
   Call: (237) [system] char_type(n, space)
   Fail: (237) [system] char_type(n, space)
   Call: (237) [system] arg(_1238488, v('(', ')', end_of_file), n)
   Fail: (237) [system] arg(_1239420, v('(', ')', end_of_file), n)
^  Fail: (236) [user] is_delimiter(n)
   Call: (236) [system] ')'==n
   Fail: (236) [system] ')'==n
   Call: (236) [system] get_char((0x55fbb4538270), n)
   Exit: (236) [system] get_char((0x55fbb4538270), n)
   Call: (236) [system] n=(\)
   Fail: (236) [system] n=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), _1246770)
   Call: (237) [system] peek_char((0x55fbb4538270), _1247704)
   Exit: (237) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (237) [user] is_delimiter(' ')
   Call: (238) [system] char_type(' ', space)
   Exit: (238) [system] char_type(' ', space)
^  Exit: (237) [user] is_delimiter(' ')
   Call: (237) [system] _1246770=[]
   Exit: (237) [system] []=[]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (236) [system] _1232834=[n]
   Exit: (236) [system] [n]=[n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (235) [system] _1218898=[o, n]
   Exit: (235) [system] [o, n]=[o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (234) [system] _1204962=[i, o, n]
   Exit: (234) [system] [i, o, n]=[i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (233) [system] _1191026=[t, i, o, n]
   Exit: (233) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (232) [system] _1177090=[c, t, i, o, n]
   Exit: (232) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (231) [system] _1163154=[u, c, t, i, o, n]
   Exit: (231) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (230) [system] _1149218=[d, u, c, t, i, o, n]
   Exit: (230) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (229) [system] _1135282=[o, d, u, c, t, i, o, n]
   Exit: (229) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (228) [system] _1121346=[r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _1107410=[t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _1093474=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _1079538=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _1065602=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _1051666=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _1037730=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _1023794=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _1009858=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _995922=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _981986=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _968050=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _954114=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _940178=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (214) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _904668)
^  Call: (215) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1318456)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_1319408, _1319410), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1318456), _1319390, fail)), '$restore_trace'(_1319408, _1319410))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_1319408, _1319410))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1318456), _1319390, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(_1318456)
   Fail: (216) [system] atomic(_1318456)
   Call: (216) [system] atom_chars(_1318456, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (216) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (215) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
   Call: (215) [system] integer('DisjunctionIntroduction')
   Fail: (215) [system] integer('DisjunctionIntroduction')
   Call: (215) [system] _904668='DisjunctionIntroduction'
   Exit: (215) [system] 'DisjunctionIntroduction'='DisjunctionIntroduction'
^  Exit: (214) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (213) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'DisjunctionIntroduction')
^  Exit: (212) [user] cont_sexpr(')', (0x55fbb4538270), 'DisjunctionIntroduction')
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _1333406)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1335264)
   Exit: (214) [system] peek_char((0x55fbb4538270), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
   Call: (214) [system] ' '=(/)
   Fail: (214) [system] ' '=(/)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55fbb4538270), _1344858)
   Exit: (214) [system] get_char((0x55fbb4538270), ' ')
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1347562)
   Exit: (215) [system] peek_char((0x55fbb4538270), a)
   Call: (215) [system] a=(;)
   Fail: (215) [system] a=(;)
   Call: (215) [system] a=(/)
   Fail: (215) [system] a=(/)
^  Call: (215) [user] is_like_space(a)
   Call: (216) [system] char_type(a, 'white')
   Fail: (216) [system] char_type(a, 'white')
   Call: (216) [system] char_type(a, end_of_line)
   Fail: (216) [system] char_type(a, end_of_line)
   Call: (216) [system] char_type(a, space)
   Fail: (216) [system] char_type(a, space)
   Call: (216) [system] char_type(a, cntrl)
   Fail: (216) [system] char_type(a, cntrl)
^  Fail: (215) [user] is_like_space(a)
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1364496)
   Exit: (213) [system] peek_char((0x55fbb4538270), a)
   Call: (213) [system] a=')'
   Fail: (213) [system] a=')'
   Call: (213) [system] a=end_of_file
   Fail: (213) [system] a=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55fbb4538270), _1370066)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1371924)
   Exit: (215) [system] peek_char((0x55fbb4538270), a)
   Call: (215) [system] a=(;)
   Fail: (215) [system] a=(;)
   Call: (215) [system] a=(/)
   Fail: (215) [system] a=(/)
^  Call: (215) [user] is_like_space(a)
   Call: (216) [system] char_type(a, 'white')
   Fail: (216) [system] char_type(a, 'white')
   Call: (216) [system] char_type(a, end_of_line)
   Fail: (216) [system] char_type(a, end_of_line)
   Call: (216) [system] char_type(a, space)
   Fail: (216) [system] char_type(a, space)
   Call: (216) [system] char_type(a, cntrl)
   Fail: (216) [system] char_type(a, cntrl)
^  Fail: (215) [user] is_like_space(a)
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] get_char((0x55fbb4538270), _1387934)
   Exit: (214) [system] get_char((0x55fbb4538270), a)
   Call: (214) [system] a='('
   Fail: (214) [system] a='('
   Call: (214) [system] a='['
   Fail: (214) [system] a='['
   Call: (214) [system] a='{'
   Fail: (214) [system] a='{'
   Call: (214) [system] a='"'
   Fail: (214) [system] a='"'
   Call: (214) [system] a=!
   Fail: (214) [system] a=!
   Call: (214) [system] a='\''
   Fail: (214) [system] a='\''
   Call: (214) [system] a='`'
   Fail: (214) [system] a='`'
   Call: (214) [system] a=end_of_file
   Fail: (214) [system] a=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55fbb4538270), a, _1370066)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1405576)
   Call: (216) [system] peek_char((0x55fbb4538270), _1406510)
   Exit: (216) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (216) [user] is_delimiter(' ')
   Call: (217) [system] char_type(' ', space)
   Exit: (217) [system] char_type(' ', space)
^  Exit: (216) [user] is_delimiter(' ')
   Call: (216) [system] _1405576=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (215) [user] classify_and_convert_charseq([a], _1370066)
^  Call: (216) [user] classify_and_convert_charseq_([a], _1415794)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_1416746, _1416748), once(user:catch(read_from_chars([a], _1415794), _1416728, fail)), '$restore_trace'(_1416746, _1416748))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_1416746, _1416748))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1416728, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(a)
   Exit: (217) [system] atomic(a)
^  Exit: (216) [user] classify_and_convert_charseq_([a], a)
   Call: (216) [system] integer(a)
   Fail: (216) [system] integer(a)
   Call: (216) [system] _1370066=a
   Exit: (216) [system] a=a
^  Exit: (215) [user] classify_and_convert_charseq([a], a)
^  Exit: (214) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (213) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (213) [user] read_list(')', (0x55fbb4538270), _1428874)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1430732)
   Exit: (215) [system] peek_char((0x55fbb4538270), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
   Call: (215) [system] ' '=(/)
   Fail: (215) [system] ' '=(/)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55fbb4538270), _1440326)
   Exit: (215) [system] get_char((0x55fbb4538270), ' ')
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1443030)
   Exit: (216) [system] peek_char((0x55fbb4538270), c)
   Call: (216) [system] c=(;)
   Fail: (216) [system] c=(;)
   Call: (216) [system] c=(/)
   Fail: (216) [system] c=(/)
^  Call: (216) [user] is_like_space(c)
   Call: (217) [system] char_type(c, 'white')
   Fail: (217) [system] char_type(c, 'white')
   Call: (217) [system] char_type(c, end_of_line)
   Fail: (217) [system] char_type(c, end_of_line)
   Call: (217) [system] char_type(c, space)
   Fail: (217) [system] char_type(c, space)
   Call: (217) [system] char_type(c, cntrl)
   Fail: (217) [system] char_type(c, cntrl)
^  Fail: (216) [user] is_like_space(c)
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1459964)
   Exit: (214) [system] peek_char((0x55fbb4538270), c)
   Call: (214) [system] c=')'
   Fail: (214) [system] c=')'
   Call: (214) [system] c=end_of_file
   Fail: (214) [system] c=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55fbb4538270), _1465534)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1467392)
   Exit: (216) [system] peek_char((0x55fbb4538270), c)
   Call: (216) [system] c=(;)
   Fail: (216) [system] c=(;)
   Call: (216) [system] c=(/)
   Fail: (216) [system] c=(/)
^  Call: (216) [user] is_like_space(c)
   Call: (217) [system] char_type(c, 'white')
   Fail: (217) [system] char_type(c, 'white')
   Call: (217) [system] char_type(c, end_of_line)
   Fail: (217) [system] char_type(c, end_of_line)
   Call: (217) [system] char_type(c, space)
   Fail: (217) [system] char_type(c, space)
   Call: (217) [system] char_type(c, cntrl)
   Fail: (217) [system] char_type(c, cntrl)
^  Fail: (216) [user] is_like_space(c)
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] get_char((0x55fbb4538270), _1483402)
   Exit: (215) [system] get_char((0x55fbb4538270), c)
   Call: (215) [system] c='('
   Fail: (215) [system] c='('
   Call: (215) [system] c='['
   Fail: (215) [system] c='['
   Call: (215) [system] c='{'
   Fail: (215) [system] c='{'
   Call: (215) [system] c='"'
   Fail: (215) [system] c='"'
   Call: (215) [system] c=!
   Fail: (215) [system] c=!
   Call: (215) [system] c='\''
   Fail: (215) [system] c='\''
   Call: (215) [system] c='`'
   Fail: (215) [system] c='`'
   Call: (215) [system] c=end_of_file
   Fail: (215) [system] c=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55fbb4538270), c, _1465534)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1501044)
   Call: (217) [system] peek_char((0x55fbb4538270), _1501978)
   Exit: (217) [system] peek_char((0x55fbb4538270), d)
^  Call: (217) [user] is_delimiter(d)
   Call: (218) [system] char_type(d, space)
   Fail: (218) [system] char_type(d, space)
   Call: (218) [system] arg(_1506698, v('(', ')', end_of_file), d)
   Fail: (218) [system] arg(_1507630, v('(', ')', end_of_file), d)
^  Fail: (217) [user] is_delimiter(d)
   Call: (217) [system] ')'==d
   Fail: (217) [system] ')'==d
   Call: (217) [system] get_char((0x55fbb4538270), d)
   Exit: (217) [system] get_char((0x55fbb4538270), d)
   Call: (217) [system] d=(\)
   Fail: (217) [system] d=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1514980)
   Call: (218) [system] peek_char((0x55fbb4538270), _1515914)
   Exit: (218) [system] peek_char((0x55fbb4538270), e)
^  Call: (218) [user] is_delimiter(e)
   Call: (219) [system] char_type(e, space)
   Fail: (219) [system] char_type(e, space)
   Call: (219) [system] arg(_1520634, v('(', ')', end_of_file), e)
   Fail: (219) [system] arg(_1521566, v('(', ')', end_of_file), e)
^  Fail: (218) [user] is_delimiter(e)
   Call: (218) [system] ')'==e
   Fail: (218) [system] ')'==e
   Call: (218) [system] get_char((0x55fbb4538270), e)
   Exit: (218) [system] get_char((0x55fbb4538270), e)
   Call: (218) [system] e=(\)
   Fail: (218) [system] e=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1528916)
   Call: (219) [system] peek_char((0x55fbb4538270), _1529850)
   Exit: (219) [system] peek_char((0x55fbb4538270), ')')
^  Call: (219) [user] is_delimiter(')')
   Call: (220) [system] char_type(')', space)
   Fail: (220) [system] char_type(')', space)
   Call: (220) [system] arg(_1534570, v('(', ')', end_of_file), ')')
   Exit: (220) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (219) [user] is_delimiter(')')
   Call: (219) [system] _1528916=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (218) [system] _1514980=[e]
   Exit: (218) [system] [e]=[e]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (217) [system] _1501044=[d, e]
   Exit: (217) [system] [d, e]=[d, e]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, e])
^  Call: (216) [user] classify_and_convert_charseq([c, d, e], _1465534)
^  Call: (217) [user] classify_and_convert_charseq_([c, d, e], _1546594)
^  Call: (219) [system] setup_call_cleanup('$notrace'(_1547546, _1547548), once(user:catch(read_from_chars([c, d, e], _1546594), _1547528, fail)), '$restore_trace'(_1547546, _1547548))
^  Call: (220) [system] sig_atomic(system:'$notrace'(_1547546, _1547548))
^  Exit: (219) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _1547528, fail)), system:'$restore_trace'(3, -1))
   Call: (218) [system] atomic(cde)
   Exit: (218) [system] atomic(cde)
^  Exit: (217) [user] classify_and_convert_charseq_([c, d, e], cde)
   Call: (217) [system] integer(cde)
   Fail: (217) [system] integer(cde)
   Call: (217) [system] _1465534=cde
   Exit: (217) [system] cde=cde
^  Exit: (216) [user] classify_and_convert_charseq([c, d, e], cde)
^  Exit: (215) [user] read_symbolic(')', (0x55fbb4538270), c, cde)
^  Exit: (214) [user] cont_sexpr(')', (0x55fbb4538270), cde)
^  Call: (214) [user] read_list(')', (0x55fbb4538270), _1559674)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1561532)
   Exit: (216) [system] peek_char((0x55fbb4538270), ')')
   Call: (216) [system] ')'=(;)
   Fail: (216) [system] ')'=(;)
   Call: (216) [system] ')'=(/)
   Fail: (216) [system] ')'=(/)
^  Call: (216) [user] is_like_space(')')
   Call: (217) [system] char_type(')', 'white')
   Fail: (217) [system] char_type(')', 'white')
   Call: (217) [system] char_type(')', end_of_line)
   Fail: (217) [system] char_type(')', end_of_line)
   Call: (217) [system] char_type(')', space)
   Fail: (217) [system] char_type(')', space)
   Call: (217) [system] char_type(')', cntrl)
   Fail: (217) [system] char_type(')', cntrl)
^  Fail: (216) [user] is_like_space(')')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1577542)
   Exit: (215) [system] peek_char((0x55fbb4538270), ')')
   Call: (215) [system] ')'=')'
   Exit: (215) [system] ')'=')'
   Call: (215) [system] get_char((0x55fbb4538270), _1581332)
   Exit: (215) [system] get_char((0x55fbb4538270), ')')
   Call: (215) [system] _1559674=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_list(')', (0x55fbb4538270), [])
   Call: (214) [system] _1428874=[cde]
   Exit: (214) [system] [cde]=[cde]
^  Exit: (213) [user] read_list(')', (0x55fbb4538270), [cde])
   Call: (213) [system] _1333406=[a, cde]
   Exit: (213) [system] [a, cde]=[a, cde]
^  Exit: (212) [user] read_list(')', (0x55fbb4538270), [a, cde])
   Call: (212) [system] _859650=['DisjunctionIntroduction', a, cde]
   Exit: (212) [system] ['DisjunctionIntroduction', a, cde]=['DisjunctionIntroduction', a, cde]
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), ['DisjunctionIntroduction', a, cde])
^  Exit: (210) [user] cont_sexpr(')', (0x55fbb4538270), ['DisjunctionIntroduction', a, cde])
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _1595214)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1597072)
   Exit: (212) [system] peek_char((0x55fbb4538270), ')')
   Call: (212) [system] ')'=(;)
   Fail: (212) [system] ')'=(;)
   Call: (212) [system] ')'=(/)
   Fail: (212) [system] ')'=(/)
^  Call: (212) [user] is_like_space(')')
   Call: (213) [system] char_type(')', 'white')
   Fail: (213) [system] char_type(')', 'white')
   Call: (213) [system] char_type(')', end_of_line)
   Fail: (213) [system] char_type(')', end_of_line)
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] char_type(')', cntrl)
   Fail: (213) [system] char_type(')', cntrl)
^  Fail: (212) [user] is_like_space(')')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1613082)
   Exit: (211) [system] peek_char((0x55fbb4538270), ')')
   Call: (211) [system] ')'=')'
   Exit: (211) [system] ')'=')'
   Call: (211) [system] get_char((0x55fbb4538270), _1616872)
   Exit: (211) [system] get_char((0x55fbb4538270), ')')
   Call: (211) [system] _1595214=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), [])
   Call: (210) [system] _822990=[['DisjunctionIntroduction', a, cde]]
   Exit: (210) [system] [['DisjunctionIntroduction', a, cde]]=[['DisjunctionIntroduction', a, cde]]
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), [['DisjunctionIntroduction', a, cde]])
   Call: (209) [system] _694062=[abc, ['DisjunctionIntroduction', a, cde]]
   Exit: (209) [system] [abc, ['DisjunctionIntroduction', a, cde]]=[abc, ['DisjunctionIntroduction', a, cde]]
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), [abc, ['DisjunctionIntroduction', a, cde]])
   Call: (208) [system] _220306=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, cde]]
   Exit: (208) [system] ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, cde]]=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, cde]]
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, cde]])
^  Exit: (206) [user] cont_sexpr(')', (0x55fbb4538270), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, cde]])
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _1630754)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1632612)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
   Call: (208) [system] ' '=(;)
   Fail: (208) [system] ' '=(;)
   Call: (208) [system] ' '=(/)
   Fail: (208) [system] ' '=(/)
^  Call: (208) [user] is_like_space(' ')
   Call: (209) [system] char_type(' ', 'white')
   Exit: (209) [system] char_type(' ', 'white')
^  Exit: (208) [user] is_like_space(' ')
   Call: (208) [system] get_char((0x55fbb4538270), _1642206)
   Exit: (208) [system] get_char((0x55fbb4538270), ' ')
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1644910)
   Exit: (209) [system] peek_char((0x55fbb4538270), '(')
   Call: (209) [system] '('=(;)
   Fail: (209) [system] '('=(;)
   Call: (209) [system] '('=(/)
   Fail: (209) [system] '('=(/)
^  Call: (209) [user] is_like_space('(')
   Call: (210) [system] char_type('(', 'white')
   Fail: (210) [system] char_type('(', 'white')
   Call: (210) [system] char_type('(', end_of_line)
   Fail: (210) [system] char_type('(', end_of_line)
   Call: (210) [system] char_type('(', space)
   Fail: (210) [system] char_type('(', space)
   Call: (210) [system] char_type('(', cntrl)
   Fail: (210) [system] char_type('(', cntrl)
^  Fail: (209) [user] is_like_space('(')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1661844)
   Exit: (207) [system] peek_char((0x55fbb4538270), '(')
   Call: (207) [system] '('=')'
   Fail: (207) [system] '('=')'
   Call: (207) [system] '('=end_of_file
   Fail: (207) [system] '('=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55fbb4538270), _1667414)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1669272)
   Exit: (209) [system] peek_char((0x55fbb4538270), '(')
   Call: (209) [system] '('=(;)
   Fail: (209) [system] '('=(;)
   Call: (209) [system] '('=(/)
   Fail: (209) [system] '('=(/)
^  Call: (209) [user] is_like_space('(')
   Call: (210) [system] char_type('(', 'white')
   Fail: (210) [system] char_type('(', 'white')
   Call: (210) [system] char_type('(', end_of_line)
   Fail: (210) [system] char_type('(', end_of_line)
   Call: (210) [system] char_type('(', space)
   Fail: (210) [system] char_type('(', space)
   Call: (210) [system] char_type('(', cntrl)
   Fail: (210) [system] char_type('(', cntrl)
^  Fail: (209) [user] is_like_space('(')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] get_char((0x55fbb4538270), _1685282)
   Exit: (208) [system] get_char((0x55fbb4538270), '(')
   Call: (208) [system] '('='('
   Exit: (208) [system] '('='('
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _1667414)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1690852)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'O')
   Call: (210) [system] 'O'=(;)
   Fail: (210) [system] 'O'=(;)
   Call: (210) [system] 'O'=(/)
   Fail: (210) [system] 'O'=(/)
^  Call: (210) [user] is_like_space('O')
   Call: (211) [system] char_type('O', 'white')
   Fail: (211) [system] char_type('O', 'white')
   Call: (211) [system] char_type('O', end_of_line)
   Fail: (211) [system] char_type('O', end_of_line)
   Call: (211) [system] char_type('O', space)
   Fail: (211) [system] char_type('O', space)
   Call: (211) [system] char_type('O', cntrl)
   Fail: (211) [system] char_type('O', cntrl)
^  Fail: (210) [user] is_like_space('O')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1706862)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'O')
   Call: (209) [system] 'O'=')'
   Fail: (209) [system] 'O'=')'
   Call: (209) [system] 'O'=end_of_file
   Fail: (209) [system] 'O'=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55fbb4538270), _1712432)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1714290)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'O')
   Call: (211) [system] 'O'=(;)
   Fail: (211) [system] 'O'=(;)
   Call: (211) [system] 'O'=(/)
   Fail: (211) [system] 'O'=(/)
^  Call: (211) [user] is_like_space('O')
   Call: (212) [system] char_type('O', 'white')
   Fail: (212) [system] char_type('O', 'white')
   Call: (212) [system] char_type('O', end_of_line)
   Fail: (212) [system] char_type('O', end_of_line)
   Call: (212) [system] char_type('O', space)
   Fail: (212) [system] char_type('O', space)
   Call: (212) [system] char_type('O', cntrl)
   Fail: (212) [system] char_type('O', cntrl)
^  Fail: (211) [user] is_like_space('O')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] get_char((0x55fbb4538270), _1730300)
   Exit: (210) [system] get_char((0x55fbb4538270), 'O')
   Call: (210) [system] 'O'='('
   Fail: (210) [system] 'O'='('
   Call: (210) [system] 'O'='['
   Fail: (210) [system] 'O'='['
   Call: (210) [system] 'O'='{'
   Fail: (210) [system] 'O'='{'
   Call: (210) [system] 'O'='"'
   Fail: (210) [system] 'O'='"'
   Call: (210) [system] 'O'=!
   Fail: (210) [system] 'O'=!
   Call: (210) [system] 'O'='\''
   Fail: (210) [system] 'O'='\''
   Call: (210) [system] 'O'='`'
   Fail: (210) [system] 'O'='`'
   Call: (210) [system] 'O'=end_of_file
   Fail: (210) [system] 'O'=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55fbb4538270), 'O', _1712432)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _1747942)
   Call: (212) [system] peek_char((0x55fbb4538270), _1748876)
   Exit: (212) [system] peek_char((0x55fbb4538270), r)
^  Call: (212) [user] is_delimiter(r)
   Call: (213) [system] char_type(r, space)
   Fail: (213) [system] char_type(r, space)
   Call: (213) [system] arg(_1753596, v('(', ')', end_of_file), r)
   Fail: (213) [system] arg(_1754528, v('(', ')', end_of_file), r)
^  Fail: (212) [user] is_delimiter(r)
   Call: (212) [system] ')'==r
   Fail: (212) [system] ')'==r
   Call: (212) [system] get_char((0x55fbb4538270), r)
   Exit: (212) [system] get_char((0x55fbb4538270), r)
   Call: (212) [system] r=(\)
   Fail: (212) [system] r=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1761878)
   Call: (213) [system] peek_char((0x55fbb4538270), _1762812)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (213) [user] is_delimiter('L')
   Call: (214) [system] char_type('L', space)
   Fail: (214) [system] char_type('L', space)
   Call: (214) [system] arg(_1767532, v('(', ')', end_of_file), 'L')
   Fail: (214) [system] arg(_1768464, v('(', ')', end_of_file), 'L')
^  Fail: (213) [user] is_delimiter('L')
   Call: (213) [system] ')'=='L'
   Fail: (213) [system] ')'=='L'
   Call: (213) [system] get_char((0x55fbb4538270), 'L')
   Exit: (213) [system] get_char((0x55fbb4538270), 'L')
   Call: (213) [system] 'L'=(\)
   Fail: (213) [system] 'L'=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1775814)
   Call: (214) [system] peek_char((0x55fbb4538270), _1776748)
   Exit: (214) [system] peek_char((0x55fbb4538270), i)
^  Call: (214) [user] is_delimiter(i)
   Call: (215) [system] char_type(i, space)
   Fail: (215) [system] char_type(i, space)
   Call: (215) [system] arg(_1781468, v('(', ')', end_of_file), i)
   Fail: (215) [system] arg(_1782400, v('(', ')', end_of_file), i)
^  Fail: (214) [user] is_delimiter(i)
   Call: (214) [system] ')'==i
   Fail: (214) [system] ')'==i
   Call: (214) [system] get_char((0x55fbb4538270), i)
   Exit: (214) [system] get_char((0x55fbb4538270), i)
   Call: (214) [system] i=(\)
   Fail: (214) [system] i=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1789750)
   Call: (215) [system] peek_char((0x55fbb4538270), _1790684)
   Exit: (215) [system] peek_char((0x55fbb4538270), n)
^  Call: (215) [user] is_delimiter(n)
   Call: (216) [system] char_type(n, space)
   Fail: (216) [system] char_type(n, space)
   Call: (216) [system] arg(_1795404, v('(', ')', end_of_file), n)
   Fail: (216) [system] arg(_1796336, v('(', ')', end_of_file), n)
^  Fail: (215) [user] is_delimiter(n)
   Call: (215) [system] ')'==n
   Fail: (215) [system] ')'==n
   Call: (215) [system] get_char((0x55fbb4538270), n)
   Exit: (215) [system] get_char((0x55fbb4538270), n)
   Call: (215) [system] n=(\)
   Fail: (215) [system] n=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1803686)
   Call: (216) [system] peek_char((0x55fbb4538270), _1804620)
   Exit: (216) [system] peek_char((0x55fbb4538270), k)
^  Call: (216) [user] is_delimiter(k)
   Call: (217) [system] char_type(k, space)
   Fail: (217) [system] char_type(k, space)
   Call: (217) [system] arg(_1809340, v('(', ')', end_of_file), k)
   Fail: (217) [system] arg(_1810272, v('(', ')', end_of_file), k)
^  Fail: (216) [user] is_delimiter(k)
   Call: (216) [system] ')'==k
   Fail: (216) [system] ')'==k
   Call: (216) [system] get_char((0x55fbb4538270), k)
   Exit: (216) [system] get_char((0x55fbb4538270), k)
   Call: (216) [system] k=(\)
   Fail: (216) [system] k=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1817622)
   Call: (217) [system] peek_char((0x55fbb4538270), _1818556)
   Exit: (217) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (217) [user] is_delimiter(' ')
   Call: (218) [system] char_type(' ', space)
   Exit: (218) [system] char_type(' ', space)
^  Exit: (217) [user] is_delimiter(' ')
   Call: (217) [system] _1817622=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (216) [system] _1803686=[k]
   Exit: (216) [system] [k]=[k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (215) [system] _1789750=[n, k]
   Exit: (215) [system] [n, k]=[n, k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (214) [system] _1775814=[i, n, k]
   Exit: (214) [system] [i, n, k]=[i, n, k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (213) [system] _1761878=['L', i, n, k]
   Exit: (213) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (212) [system] _1747942=[r, 'L', i, n, k]
   Exit: (212) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (211) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _1712432)
^  Call: (212) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _1841810)
^  Call: (214) [system] setup_call_cleanup('$notrace'(_1842762, _1842764), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1841810), _1842744, fail)), '$restore_trace'(_1842762, _1842764))
^  Call: (215) [system] sig_atomic(system:'$notrace'(_1842762, _1842764))
^  Exit: (214) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1841810), _1842744, fail)), system:'$restore_trace'(3, -1))
   Call: (213) [system] atomic(_1841810)
   Fail: (213) [system] atomic(_1841810)
   Call: (213) [system] atom_chars(_1841810, ['O', r, 'L', i, n, k])
   Exit: (213) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (212) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (212) [system] integer('OrLink')
   Fail: (212) [system] integer('OrLink')
   Call: (212) [system] _1712432='OrLink'
   Exit: (212) [system] 'OrLink'='OrLink'
^  Exit: (211) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (210) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (209) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _1856760)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1858618)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
   Call: (211) [system] ' '=(/)
   Fail: (211) [system] ' '=(/)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55fbb4538270), _1868212)
   Exit: (211) [system] get_char((0x55fbb4538270), ' ')
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1870916)
   Exit: (212) [system] peek_char((0x55fbb4538270), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
   Call: (212) [system] '('=(/)
   Fail: (212) [system] '('=(/)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1887850)
   Exit: (210) [system] peek_char((0x55fbb4538270), '(')
   Call: (210) [system] '('=')'
   Fail: (210) [system] '('=')'
   Call: (210) [system] '('=end_of_file
   Fail: (210) [system] '('=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55fbb4538270), _1893420)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1895278)
   Exit: (212) [system] peek_char((0x55fbb4538270), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
   Call: (212) [system] '('=(/)
   Fail: (212) [system] '('=(/)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] get_char((0x55fbb4538270), _1911288)
   Exit: (211) [system] get_char((0x55fbb4538270), '(')
   Call: (211) [system] '('='('
   Exit: (211) [system] '('='('
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _1893420)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1916858)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'I')
   Call: (213) [system] 'I'=(;)
   Fail: (213) [system] 'I'=(;)
   Call: (213) [system] 'I'=(/)
   Fail: (213) [system] 'I'=(/)
^  Call: (213) [user] is_like_space('I')
   Call: (214) [system] char_type('I', 'white')
   Fail: (214) [system] char_type('I', 'white')
   Call: (214) [system] char_type('I', end_of_line)
   Fail: (214) [system] char_type('I', end_of_line)
   Call: (214) [system] char_type('I', space)
   Fail: (214) [system] char_type('I', space)
   Call: (214) [system] char_type('I', cntrl)
   Fail: (214) [system] char_type('I', cntrl)
^  Fail: (213) [user] is_like_space('I')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1932868)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'I')
   Call: (212) [system] 'I'=')'
   Fail: (212) [system] 'I'=')'
   Call: (212) [system] 'I'=end_of_file
   Fail: (212) [system] 'I'=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55fbb4538270), _1938438)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1940296)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'I')
   Call: (214) [system] 'I'=(;)
   Fail: (214) [system] 'I'=(;)
   Call: (214) [system] 'I'=(/)
   Fail: (214) [system] 'I'=(/)
^  Call: (214) [user] is_like_space('I')
   Call: (215) [system] char_type('I', 'white')
   Fail: (215) [system] char_type('I', 'white')
   Call: (215) [system] char_type('I', end_of_line)
   Fail: (215) [system] char_type('I', end_of_line)
   Call: (215) [system] char_type('I', space)
   Fail: (215) [system] char_type('I', space)
   Call: (215) [system] char_type('I', cntrl)
   Fail: (215) [system] char_type('I', cntrl)
^  Fail: (214) [user] is_like_space('I')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] get_char((0x55fbb4538270), _1956306)
   Exit: (213) [system] get_char((0x55fbb4538270), 'I')
   Call: (213) [system] 'I'='('
   Fail: (213) [system] 'I'='('
   Call: (213) [system] 'I'='['
   Fail: (213) [system] 'I'='['
   Call: (213) [system] 'I'='{'
   Fail: (213) [system] 'I'='{'
   Call: (213) [system] 'I'='"'
   Fail: (213) [system] 'I'='"'
   Call: (213) [system] 'I'=!
   Fail: (213) [system] 'I'=!
   Call: (213) [system] 'I'='\''
   Fail: (213) [system] 'I'='\''
   Call: (213) [system] 'I'='`'
   Fail: (213) [system] 'I'='`'
   Call: (213) [system] 'I'=end_of_file
   Fail: (213) [system] 'I'=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55fbb4538270), 'I', _1938438)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1973948)
   Call: (215) [system] peek_char((0x55fbb4538270), _1974882)
   Exit: (215) [system] peek_char((0x55fbb4538270), m)
^  Call: (215) [user] is_delimiter(m)
   Call: (216) [system] char_type(m, space)
   Fail: (216) [system] char_type(m, space)
   Call: (216) [system] arg(_1979602, v('(', ')', end_of_file), m)
   Fail: (216) [system] arg(_1980534, v('(', ')', end_of_file), m)
^  Fail: (215) [user] is_delimiter(m)
   Call: (215) [system] ')'==m
   Fail: (215) [system] ')'==m
   Call: (215) [system] get_char((0x55fbb4538270), m)
   Exit: (215) [system] get_char((0x55fbb4538270), m)
   Call: (215) [system] m=(\)
   Fail: (215) [system] m=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1987884)
   Call: (216) [system] peek_char((0x55fbb4538270), _1988818)
   Exit: (216) [system] peek_char((0x55fbb4538270), p)
^  Call: (216) [user] is_delimiter(p)
   Call: (217) [system] char_type(p, space)
   Fail: (217) [system] char_type(p, space)
   Call: (217) [system] arg(_1993538, v('(', ')', end_of_file), p)
   Fail: (217) [system] arg(_1994470, v('(', ')', end_of_file), p)
^  Fail: (216) [user] is_delimiter(p)
   Call: (216) [system] ')'==p
   Fail: (216) [system] ')'==p
   Call: (216) [system] get_char((0x55fbb4538270), p)
   Exit: (216) [system] get_char((0x55fbb4538270), p)
   Call: (216) [system] p=(\)
   Fail: (216) [system] p=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _2001820)
   Call: (217) [system] peek_char((0x55fbb4538270), _2002754)
   Exit: (217) [system] peek_char((0x55fbb4538270), l)
^  Call: (217) [user] is_delimiter(l)
   Call: (218) [system] char_type(l, space)
   Fail: (218) [system] char_type(l, space)
   Call: (218) [system] arg(_2007474, v('(', ')', end_of_file), l)
   Fail: (218) [system] arg(_2008406, v('(', ')', end_of_file), l)
^  Fail: (217) [user] is_delimiter(l)
   Call: (217) [system] ')'==l
   Fail: (217) [system] ')'==l
   Call: (217) [system] get_char((0x55fbb4538270), l)
   Exit: (217) [system] get_char((0x55fbb4538270), l)
   Call: (217) [system] l=(\)
   Fail: (217) [system] l=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _2015756)
   Call: (218) [system] peek_char((0x55fbb4538270), _2016690)
   Exit: (218) [system] peek_char((0x55fbb4538270), i)
^  Call: (218) [user] is_delimiter(i)
   Call: (219) [system] char_type(i, space)
   Fail: (219) [system] char_type(i, space)
   Call: (219) [system] arg(_2021410, v('(', ')', end_of_file), i)
   Fail: (219) [system] arg(_2022342, v('(', ')', end_of_file), i)
^  Fail: (218) [user] is_delimiter(i)
   Call: (218) [system] ')'==i
   Fail: (218) [system] ')'==i
   Call: (218) [system] get_char((0x55fbb4538270), i)
   Exit: (218) [system] get_char((0x55fbb4538270), i)
   Call: (218) [system] i=(\)
   Fail: (218) [system] i=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _2029692)
   Call: (219) [system] peek_char((0x55fbb4538270), _2030626)
   Exit: (219) [system] peek_char((0x55fbb4538270), c)
^  Call: (219) [user] is_delimiter(c)
   Call: (220) [system] char_type(c, space)
   Fail: (220) [system] char_type(c, space)
   Call: (220) [system] arg(_2035346, v('(', ')', end_of_file), c)
   Fail: (220) [system] arg(_2036278, v('(', ')', end_of_file), c)
^  Fail: (219) [user] is_delimiter(c)
   Call: (219) [system] ')'==c
   Fail: (219) [system] ')'==c
   Call: (219) [system] get_char((0x55fbb4538270), c)
   Exit: (219) [system] get_char((0x55fbb4538270), c)
   Call: (219) [system] c=(\)
   Fail: (219) [system] c=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _2043628)
   Call: (220) [system] peek_char((0x55fbb4538270), _2044562)
   Exit: (220) [system] peek_char((0x55fbb4538270), a)
^  Call: (220) [user] is_delimiter(a)
   Call: (221) [system] char_type(a, space)
   Fail: (221) [system] char_type(a, space)
   Call: (221) [system] arg(_2049282, v('(', ')', end_of_file), a)
   Fail: (221) [system] arg(_2050214, v('(', ')', end_of_file), a)
^  Fail: (220) [user] is_delimiter(a)
   Call: (220) [system] ')'==a
   Fail: (220) [system] ')'==a
   Call: (220) [system] get_char((0x55fbb4538270), a)
   Exit: (220) [system] get_char((0x55fbb4538270), a)
   Call: (220) [system] a=(\)
   Fail: (220) [system] a=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _2057564)
   Call: (221) [system] peek_char((0x55fbb4538270), _2058498)
   Exit: (221) [system] peek_char((0x55fbb4538270), t)
^  Call: (221) [user] is_delimiter(t)
   Call: (222) [system] char_type(t, space)
   Fail: (222) [system] char_type(t, space)
   Call: (222) [system] arg(_2063218, v('(', ')', end_of_file), t)
   Fail: (222) [system] arg(_2064150, v('(', ')', end_of_file), t)
^  Fail: (221) [user] is_delimiter(t)
   Call: (221) [system] ')'==t
   Fail: (221) [system] ')'==t
   Call: (221) [system] get_char((0x55fbb4538270), t)
   Exit: (221) [system] get_char((0x55fbb4538270), t)
   Call: (221) [system] t=(\)
   Fail: (221) [system] t=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _2071500)
   Call: (222) [system] peek_char((0x55fbb4538270), _2072434)
   Exit: (222) [system] peek_char((0x55fbb4538270), i)
^  Call: (222) [user] is_delimiter(i)
   Call: (223) [system] char_type(i, space)
   Fail: (223) [system] char_type(i, space)
   Call: (223) [system] arg(_2077154, v('(', ')', end_of_file), i)
   Fail: (223) [system] arg(_2078086, v('(', ')', end_of_file), i)
^  Fail: (222) [user] is_delimiter(i)
   Call: (222) [system] ')'==i
   Fail: (222) [system] ')'==i
   Call: (222) [system] get_char((0x55fbb4538270), i)
   Exit: (222) [system] get_char((0x55fbb4538270), i)
   Call: (222) [system] i=(\)
   Fail: (222) [system] i=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _2085436)
   Call: (223) [system] peek_char((0x55fbb4538270), _2086370)
   Exit: (223) [system] peek_char((0x55fbb4538270), o)
^  Call: (223) [user] is_delimiter(o)
   Call: (224) [system] char_type(o, space)
   Fail: (224) [system] char_type(o, space)
   Call: (224) [system] arg(_2091090, v('(', ')', end_of_file), o)
   Fail: (224) [system] arg(_2092022, v('(', ')', end_of_file), o)
^  Fail: (223) [user] is_delimiter(o)
   Call: (223) [system] ')'==o
   Fail: (223) [system] ')'==o
   Call: (223) [system] get_char((0x55fbb4538270), o)
   Exit: (223) [system] get_char((0x55fbb4538270), o)
   Call: (223) [system] o=(\)
   Fail: (223) [system] o=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _7810)
   Call: (224) [system] peek_char((0x55fbb4538270), _8744)
   Exit: (224) [system] peek_char((0x55fbb4538270), n)
^  Call: (224) [user] is_delimiter(n)
   Call: (225) [system] char_type(n, space)
   Fail: (225) [system] char_type(n, space)
   Call: (225) [system] arg(_13464, v('(', ')', end_of_file), n)
   Fail: (225) [system] arg(_14396, v('(', ')', end_of_file), n)
^  Fail: (224) [user] is_delimiter(n)
   Call: (224) [system] ')'==n
   Fail: (224) [system] ')'==n
   Call: (224) [system] get_char((0x55fbb4538270), n)
   Exit: (224) [system] get_char((0x55fbb4538270), n)
   Call: (224) [system] n=(\)
   Fail: (224) [system] n=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _21746)
   Call: (225) [system] peek_char((0x55fbb4538270), _22680)
   Exit: (225) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (225) [user] is_delimiter(' ')
   Call: (226) [system] char_type(' ', space)
   Exit: (226) [system] char_type(' ', space)
^  Exit: (225) [user] is_delimiter(' ')
   Call: (225) [system] _21746=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (224) [system] _7810=[n]
   Exit: (224) [system] [n]=[n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (223) [system] _5240=[o, n]
   Exit: (223) [system] [o, n]=[o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (222) [system] _5236=[i, o, n]
   Exit: (222) [system] [i, o, n]=[i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (221) [system] _5232=[t, i, o, n]
   Exit: (221) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (220) [system] _5228=[a, t, i, o, n]
   Exit: (220) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (219) [system] _5224=[c, a, t, i, o, n]
   Exit: (219) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (218) [system] _5220=[i, c, a, t, i, o, n]
   Exit: (218) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (217) [system] _5216=[l, i, c, a, t, i, o, n]
   Exit: (217) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (216) [system] _5212=[p, l, i, c, a, t, i, o, n]
   Exit: (216) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (215) [system] _5208=[m, p, l, i, c, a, t, i, o, n]
   Exit: (215) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (214) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _5204)
^  Call: (215) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _59904)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_60856, _60858), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _59904), _60838, fail)), '$restore_trace'(_60856, _60858))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_60856, _60858))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _59904), _60838, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(_59904)
   Fail: (216) [system] atomic(_59904)
   Call: (216) [system] atom_chars(_59904, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (216) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (215) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (215) [system] integer('Implication')
   Fail: (215) [system] integer('Implication')
   Call: (215) [system] _5204='Implication'
   Exit: (215) [system] 'Implication'='Implication'
^  Exit: (214) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (213) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (212) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _74854)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _76712)
   Exit: (214) [system] peek_char((0x55fbb4538270), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
   Call: (214) [system] ' '=(/)
   Fail: (214) [system] ' '=(/)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55fbb4538270), _86306)
   Exit: (214) [system] get_char((0x55fbb4538270), ' ')
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _89010)
   Exit: (215) [system] peek_char((0x55fbb4538270), '(')
   Call: (215) [system] '('=(;)
   Fail: (215) [system] '('=(;)
   Call: (215) [system] '('=(/)
   Fail: (215) [system] '('=(/)
^  Call: (215) [user] is_like_space('(')
   Call: (216) [system] char_type('(', 'white')
   Fail: (216) [system] char_type('(', 'white')
   Call: (216) [system] char_type('(', end_of_line)
   Fail: (216) [system] char_type('(', end_of_line)
   Call: (216) [system] char_type('(', space)
   Fail: (216) [system] char_type('(', space)
   Call: (216) [system] char_type('(', cntrl)
   Fail: (216) [system] char_type('(', cntrl)
^  Fail: (215) [user] is_like_space('(')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _105944)
   Exit: (213) [system] peek_char((0x55fbb4538270), '(')
   Call: (213) [system] '('=')'
   Fail: (213) [system] '('=')'
   Call: (213) [system] '('=end_of_file
   Fail: (213) [system] '('=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55fbb4538270), _111514)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _113372)
   Exit: (215) [system] peek_char((0x55fbb4538270), '(')
   Call: (215) [system] '('=(;)
   Fail: (215) [system] '('=(;)
   Call: (215) [system] '('=(/)
   Fail: (215) [system] '('=(/)
^  Call: (215) [user] is_like_space('(')
   Call: (216) [system] char_type('(', 'white')
   Fail: (216) [system] char_type('(', 'white')
   Call: (216) [system] char_type('(', end_of_line)
   Fail: (216) [system] char_type('(', end_of_line)
   Call: (216) [system] char_type('(', space)
   Fail: (216) [system] char_type('(', space)
   Call: (216) [system] char_type('(', cntrl)
   Fail: (216) [system] char_type('(', cntrl)
^  Fail: (215) [user] is_like_space('(')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] get_char((0x55fbb4538270), _129382)
   Exit: (214) [system] get_char((0x55fbb4538270), '(')
   Call: (214) [system] '('='('
   Exit: (214) [system] '('='('
^  Call: (214) [user] read_list(')', (0x55fbb4538270), _111514)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _134952)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'A')
   Call: (216) [system] 'A'=(;)
   Fail: (216) [system] 'A'=(;)
   Call: (216) [system] 'A'=(/)
   Fail: (216) [system] 'A'=(/)
^  Call: (216) [user] is_like_space('A')
   Call: (217) [system] char_type('A', 'white')
   Fail: (217) [system] char_type('A', 'white')
   Call: (217) [system] char_type('A', end_of_line)
   Fail: (217) [system] char_type('A', end_of_line)
   Call: (217) [system] char_type('A', space)
   Fail: (217) [system] char_type('A', space)
   Call: (217) [system] char_type('A', cntrl)
   Fail: (217) [system] char_type('A', cntrl)
^  Fail: (216) [user] is_like_space('A')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _150962)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'A')
   Call: (215) [system] 'A'=')'
   Fail: (215) [system] 'A'=')'
   Call: (215) [system] 'A'=end_of_file
   Fail: (215) [system] 'A'=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55fbb4538270), _156532)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _158390)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'A')
   Call: (217) [system] 'A'=(;)
   Fail: (217) [system] 'A'=(;)
   Call: (217) [system] 'A'=(/)
   Fail: (217) [system] 'A'=(/)
^  Call: (217) [user] is_like_space('A')
   Call: (218) [system] char_type('A', 'white')
   Fail: (218) [system] char_type('A', 'white')
   Call: (218) [system] char_type('A', end_of_line)
   Fail: (218) [system] char_type('A', end_of_line)
   Call: (218) [system] char_type('A', space)
   Fail: (218) [system] char_type('A', space)
   Call: (218) [system] char_type('A', cntrl)
   Fail: (218) [system] char_type('A', cntrl)
^  Fail: (217) [user] is_like_space('A')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] get_char((0x55fbb4538270), _174400)
   Exit: (216) [system] get_char((0x55fbb4538270), 'A')
   Call: (216) [system] 'A'='('
   Fail: (216) [system] 'A'='('
   Call: (216) [system] 'A'='['
   Fail: (216) [system] 'A'='['
   Call: (216) [system] 'A'='{'
   Fail: (216) [system] 'A'='{'
   Call: (216) [system] 'A'='"'
   Fail: (216) [system] 'A'='"'
   Call: (216) [system] 'A'=!
   Fail: (216) [system] 'A'=!
   Call: (216) [system] 'A'='\''
   Fail: (216) [system] 'A'='\''
   Call: (216) [system] 'A'='`'
   Fail: (216) [system] 'A'='`'
   Call: (216) [system] 'A'=end_of_file
   Fail: (216) [system] 'A'=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55fbb4538270), 'A', _156532)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _192042)
   Call: (218) [system] peek_char((0x55fbb4538270), _192976)
   Exit: (218) [system] peek_char((0x55fbb4538270), n)
^  Call: (218) [user] is_delimiter(n)
   Call: (219) [system] char_type(n, space)
   Fail: (219) [system] char_type(n, space)
   Call: (219) [system] arg(_197696, v('(', ')', end_of_file), n)
   Fail: (219) [system] arg(_198628, v('(', ')', end_of_file), n)
^  Fail: (218) [user] is_delimiter(n)
   Call: (218) [system] ')'==n
   Fail: (218) [system] ')'==n
   Call: (218) [system] get_char((0x55fbb4538270), n)
   Exit: (218) [system] get_char((0x55fbb4538270), n)
   Call: (218) [system] n=(\)
   Fail: (218) [system] n=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _205978)
   Call: (219) [system] peek_char((0x55fbb4538270), _206912)
   Exit: (219) [system] peek_char((0x55fbb4538270), d)
^  Call: (219) [user] is_delimiter(d)
   Call: (220) [system] char_type(d, space)
   Fail: (220) [system] char_type(d, space)
   Call: (220) [system] arg(_211632, v('(', ')', end_of_file), d)
   Fail: (220) [system] arg(_212564, v('(', ')', end_of_file), d)
^  Fail: (219) [user] is_delimiter(d)
   Call: (219) [system] ')'==d
   Fail: (219) [system] ')'==d
   Call: (219) [system] get_char((0x55fbb4538270), d)
   Exit: (219) [system] get_char((0x55fbb4538270), d)
   Call: (219) [system] d=(\)
   Fail: (219) [system] d=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _219914)
   Call: (220) [system] peek_char((0x55fbb4538270), _220848)
   Exit: (220) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (220) [user] is_delimiter('L')
   Call: (221) [system] char_type('L', space)
   Fail: (221) [system] char_type('L', space)
   Call: (221) [system] arg(_225568, v('(', ')', end_of_file), 'L')
   Fail: (221) [system] arg(_226500, v('(', ')', end_of_file), 'L')
^  Fail: (220) [user] is_delimiter('L')
   Call: (220) [system] ')'=='L'
   Fail: (220) [system] ')'=='L'
   Call: (220) [system] get_char((0x55fbb4538270), 'L')
   Exit: (220) [system] get_char((0x55fbb4538270), 'L')
   Call: (220) [system] 'L'=(\)
   Fail: (220) [system] 'L'=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _233850)
   Call: (221) [system] peek_char((0x55fbb4538270), _234784)
   Exit: (221) [system] peek_char((0x55fbb4538270), i)
^  Call: (221) [user] is_delimiter(i)
   Call: (222) [system] char_type(i, space)
   Fail: (222) [system] char_type(i, space)
   Call: (222) [system] arg(_239504, v('(', ')', end_of_file), i)
   Fail: (222) [system] arg(_240436, v('(', ')', end_of_file), i)
^  Fail: (221) [user] is_delimiter(i)
   Call: (221) [system] ')'==i
   Fail: (221) [system] ')'==i
   Call: (221) [system] get_char((0x55fbb4538270), i)
   Exit: (221) [system] get_char((0x55fbb4538270), i)
   Call: (221) [system] i=(\)
   Fail: (221) [system] i=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _247786)
   Call: (222) [system] peek_char((0x55fbb4538270), _248720)
   Exit: (222) [system] peek_char((0x55fbb4538270), n)
^  Call: (222) [user] is_delimiter(n)
   Call: (223) [system] char_type(n, space)
   Fail: (223) [system] char_type(n, space)
   Call: (223) [system] arg(_253440, v('(', ')', end_of_file), n)
   Fail: (223) [system] arg(_254372, v('(', ')', end_of_file), n)
^  Fail: (222) [user] is_delimiter(n)
   Call: (222) [system] ')'==n
   Fail: (222) [system] ')'==n
   Call: (222) [system] get_char((0x55fbb4538270), n)
   Exit: (222) [system] get_char((0x55fbb4538270), n)
   Call: (222) [system] n=(\)
   Fail: (222) [system] n=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _261722)
   Call: (223) [system] peek_char((0x55fbb4538270), _262656)
   Exit: (223) [system] peek_char((0x55fbb4538270), k)
^  Call: (223) [user] is_delimiter(k)
   Call: (224) [system] char_type(k, space)
   Fail: (224) [system] char_type(k, space)
   Call: (224) [system] arg(_267376, v('(', ')', end_of_file), k)
   Fail: (224) [system] arg(_268308, v('(', ')', end_of_file), k)
^  Fail: (223) [user] is_delimiter(k)
   Call: (223) [system] ')'==k
   Fail: (223) [system] ')'==k
   Call: (223) [system] get_char((0x55fbb4538270), k)
   Exit: (223) [system] get_char((0x55fbb4538270), k)
   Call: (223) [system] k=(\)
   Fail: (223) [system] k=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _275658)
   Call: (224) [system] peek_char((0x55fbb4538270), _276592)
   Exit: (224) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (224) [user] is_delimiter(' ')
   Call: (225) [system] char_type(' ', space)
   Exit: (225) [system] char_type(' ', space)
^  Exit: (224) [user] is_delimiter(' ')
   Call: (224) [system] _275658=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (223) [system] _261722=[k]
   Exit: (223) [system] [k]=[k]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (222) [system] _247786=[n, k]
   Exit: (222) [system] [n, k]=[n, k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (221) [system] _233850=[i, n, k]
   Exit: (221) [system] [i, n, k]=[i, n, k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (220) [system] _219914=['L', i, n, k]
   Exit: (220) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (219) [system] _205978=[d, 'L', i, n, k]
   Exit: (219) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (218) [system] _192042=[n, d, 'L', i, n, k]
   Exit: (218) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (217) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _156532)
^  Call: (218) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _302640)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_303592, _303594), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _302640), _303574, fail)), '$restore_trace'(_303592, _303594))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_303592, _303594))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _302640), _303574, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(_302640)
   Fail: (219) [system] atomic(_302640)
   Call: (219) [system] atom_chars(_302640, ['A', n, d, 'L', i, n, k])
   Exit: (219) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (218) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (218) [system] integer('AndLink')
   Fail: (218) [system] integer('AndLink')
   Call: (218) [system] _156532='AndLink'
   Exit: (218) [system] 'AndLink'='AndLink'
^  Exit: (217) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (216) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (215) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (215) [user] read_list(')', (0x55fbb4538270), _317590)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _319448)
   Exit: (217) [system] peek_char((0x55fbb4538270), ' ')
   Call: (217) [system] ' '=(;)
   Fail: (217) [system] ' '=(;)
   Call: (217) [system] ' '=(/)
   Fail: (217) [system] ' '=(/)
^  Call: (217) [user] is_like_space(' ')
   Call: (218) [system] char_type(' ', 'white')
   Exit: (218) [system] char_type(' ', 'white')
^  Exit: (217) [user] is_like_space(' ')
   Call: (217) [system] get_char((0x55fbb4538270), _329042)
   Exit: (217) [system] get_char((0x55fbb4538270), ' ')
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _331746)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'A')
   Call: (218) [system] 'A'=(;)
   Fail: (218) [system] 'A'=(;)
   Call: (218) [system] 'A'=(/)
   Fail: (218) [system] 'A'=(/)
^  Call: (218) [user] is_like_space('A')
   Call: (219) [system] char_type('A', 'white')
   Fail: (219) [system] char_type('A', 'white')
   Call: (219) [system] char_type('A', end_of_line)
   Fail: (219) [system] char_type('A', end_of_line)
   Call: (219) [system] char_type('A', space)
   Fail: (219) [system] char_type('A', space)
   Call: (219) [system] char_type('A', cntrl)
   Fail: (219) [system] char_type('A', cntrl)
^  Fail: (218) [user] is_like_space('A')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _348680)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'A')
   Call: (216) [system] 'A'=')'
   Fail: (216) [system] 'A'=')'
   Call: (216) [system] 'A'=end_of_file
   Fail: (216) [system] 'A'=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55fbb4538270), _354250)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _356108)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'A')
   Call: (218) [system] 'A'=(;)
   Fail: (218) [system] 'A'=(;)
   Call: (218) [system] 'A'=(/)
   Fail: (218) [system] 'A'=(/)
^  Call: (218) [user] is_like_space('A')
   Call: (219) [system] char_type('A', 'white')
   Fail: (219) [system] char_type('A', 'white')
   Call: (219) [system] char_type('A', end_of_line)
   Fail: (219) [system] char_type('A', end_of_line)
   Call: (219) [system] char_type('A', space)
   Fail: (219) [system] char_type('A', space)
   Call: (219) [system] char_type('A', cntrl)
   Fail: (219) [system] char_type('A', cntrl)
^  Fail: (218) [user] is_like_space('A')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] get_char((0x55fbb4538270), _372118)
   Exit: (217) [system] get_char((0x55fbb4538270), 'A')
   Call: (217) [system] 'A'='('
   Fail: (217) [system] 'A'='('
   Call: (217) [system] 'A'='['
   Fail: (217) [system] 'A'='['
   Call: (217) [system] 'A'='{'
   Fail: (217) [system] 'A'='{'
   Call: (217) [system] 'A'='"'
   Fail: (217) [system] 'A'='"'
   Call: (217) [system] 'A'=!
   Fail: (217) [system] 'A'=!
   Call: (217) [system] 'A'='\''
   Fail: (217) [system] 'A'='\''
   Call: (217) [system] 'A'='`'
   Fail: (217) [system] 'A'='`'
   Call: (217) [system] 'A'=end_of_file
   Fail: (217) [system] 'A'=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55fbb4538270), 'A', _354250)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _389760)
   Call: (219) [system] peek_char((0x55fbb4538270), _390694)
   Exit: (219) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (219) [user] is_delimiter(' ')
   Call: (220) [system] char_type(' ', space)
   Exit: (220) [system] char_type(' ', space)
^  Exit: (219) [user] is_delimiter(' ')
   Call: (219) [system] _389760=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (218) [user] classify_and_convert_charseq(['A'], _354250)
^  Call: (219) [user] classify_and_convert_charseq_(['A'], _399978)
^  Call: (221) [system] setup_call_cleanup('$notrace'(_400930, _400932), once(user:catch(read_from_chars(['A'], _399978), _400912, fail)), '$restore_trace'(_400930, _400932))
^  Call: (222) [system] sig_atomic(system:'$notrace'(_400930, _400932))
^  Exit: (221) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _399978), _400912, fail)), system:'$restore_trace'(3, -1))
   Call: (220) [system] atomic(_399978)
   Fail: (220) [system] atomic(_399978)
   Call: (220) [system] atom_chars(_399978, ['A'])
   Exit: (220) [system] atom_chars('A', ['A'])
^  Exit: (219) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (219) [system] integer('A')
   Fail: (219) [system] integer('A')
   Call: (219) [system] _354250='A'
   Exit: (219) [system] 'A'='A'
^  Exit: (218) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (217) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (216) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (216) [user] read_list(')', (0x55fbb4538270), _414928)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _416786)
   Exit: (218) [system] peek_char((0x55fbb4538270), ' ')
   Call: (218) [system] ' '=(;)
   Fail: (218) [system] ' '=(;)
   Call: (218) [system] ' '=(/)
   Fail: (218) [system] ' '=(/)
^  Call: (218) [user] is_like_space(' ')
   Call: (219) [system] char_type(' ', 'white')
   Exit: (219) [system] char_type(' ', 'white')
^  Exit: (218) [user] is_like_space(' ')
   Call: (218) [system] get_char((0x55fbb4538270), _426380)
   Exit: (218) [system] get_char((0x55fbb4538270), ' ')
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _429084)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'B')
   Call: (219) [system] 'B'=(;)
   Fail: (219) [system] 'B'=(;)
   Call: (219) [system] 'B'=(/)
   Fail: (219) [system] 'B'=(/)
^  Call: (219) [user] is_like_space('B')
   Call: (220) [system] char_type('B', 'white')
   Fail: (220) [system] char_type('B', 'white')
   Call: (220) [system] char_type('B', end_of_line)
   Fail: (220) [system] char_type('B', end_of_line)
   Call: (220) [system] char_type('B', space)
   Fail: (220) [system] char_type('B', space)
   Call: (220) [system] char_type('B', cntrl)
   Fail: (220) [system] char_type('B', cntrl)
^  Fail: (219) [user] is_like_space('B')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _446018)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'B')
   Call: (217) [system] 'B'=')'
   Fail: (217) [system] 'B'=')'
   Call: (217) [system] 'B'=end_of_file
   Fail: (217) [system] 'B'=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55fbb4538270), _451588)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _453446)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'B')
   Call: (219) [system] 'B'=(;)
   Fail: (219) [system] 'B'=(;)
   Call: (219) [system] 'B'=(/)
   Fail: (219) [system] 'B'=(/)
^  Call: (219) [user] is_like_space('B')
   Call: (220) [system] char_type('B', 'white')
   Fail: (220) [system] char_type('B', 'white')
   Call: (220) [system] char_type('B', end_of_line)
   Fail: (220) [system] char_type('B', end_of_line)
   Call: (220) [system] char_type('B', space)
   Fail: (220) [system] char_type('B', space)
   Call: (220) [system] char_type('B', cntrl)
   Fail: (220) [system] char_type('B', cntrl)
^  Fail: (219) [user] is_like_space('B')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] get_char((0x55fbb4538270), _469456)
   Exit: (218) [system] get_char((0x55fbb4538270), 'B')
   Call: (218) [system] 'B'='('
   Fail: (218) [system] 'B'='('
   Call: (218) [system] 'B'='['
   Fail: (218) [system] 'B'='['
   Call: (218) [system] 'B'='{'
   Fail: (218) [system] 'B'='{'
   Call: (218) [system] 'B'='"'
   Fail: (218) [system] 'B'='"'
   Call: (218) [system] 'B'=!
   Fail: (218) [system] 'B'=!
   Call: (218) [system] 'B'='\''
   Fail: (218) [system] 'B'='\''
   Call: (218) [system] 'B'='`'
   Fail: (218) [system] 'B'='`'
   Call: (218) [system] 'B'=end_of_file
   Fail: (218) [system] 'B'=end_of_file
^  Call: (218) [user] read_symbolic(')', (0x55fbb4538270), 'B', _451588)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _487098)
   Call: (220) [system] peek_char((0x55fbb4538270), _488032)
   Exit: (220) [system] peek_char((0x55fbb4538270), ')')
^  Call: (220) [user] is_delimiter(')')
   Call: (221) [system] char_type(')', space)
   Fail: (221) [system] char_type(')', space)
   Call: (221) [system] arg(_492752, v('(', ')', end_of_file), ')')
   Exit: (221) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (220) [user] is_delimiter(')')
   Call: (220) [system] _487098=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (219) [user] classify_and_convert_charseq(['B'], _451588)
^  Call: (220) [user] classify_and_convert_charseq_(['B'], _499188)
^  Call: (222) [system] setup_call_cleanup('$notrace'(_500140, _500142), once(user:catch(read_from_chars(['B'], _499188), _500122, fail)), '$restore_trace'(_500140, _500142))
^  Call: (223) [system] sig_atomic(system:'$notrace'(_500140, _500142))
^  Exit: (222) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _499188), _500122, fail)), system:'$restore_trace'(3, -1))
   Call: (221) [system] atomic(_499188)
   Fail: (221) [system] atomic(_499188)
   Call: (221) [system] atom_chars(_499188, ['B'])
   Exit: (221) [system] atom_chars('B', ['B'])
^  Exit: (220) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (220) [system] integer('B')
   Fail: (220) [system] integer('B')
   Call: (220) [system] _451588='B'
   Exit: (220) [system] 'B'='B'
^  Exit: (219) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (218) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (217) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (217) [user] read_list(')', (0x55fbb4538270), _514138)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _515996)
   Exit: (219) [system] peek_char((0x55fbb4538270), ')')
   Call: (219) [system] ')'=(;)
   Fail: (219) [system] ')'=(;)
   Call: (219) [system] ')'=(/)
   Fail: (219) [system] ')'=(/)
^  Call: (219) [user] is_like_space(')')
   Call: (220) [system] char_type(')', 'white')
   Fail: (220) [system] char_type(')', 'white')
   Call: (220) [system] char_type(')', end_of_line)
   Fail: (220) [system] char_type(')', end_of_line)
   Call: (220) [system] char_type(')', space)
   Fail: (220) [system] char_type(')', space)
   Call: (220) [system] char_type(')', cntrl)
   Fail: (220) [system] char_type(')', cntrl)
^  Fail: (219) [user] is_like_space(')')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _532006)
   Exit: (218) [system] peek_char((0x55fbb4538270), ')')
   Call: (218) [system] ')'=')'
   Exit: (218) [system] ')'=')'
   Call: (218) [system] get_char((0x55fbb4538270), _535796)
   Exit: (218) [system] get_char((0x55fbb4538270), ')')
   Call: (218) [system] _514138=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_list(')', (0x55fbb4538270), [])
   Call: (217) [system] _414928=['B']
   Exit: (217) [system] ['B']=['B']
^  Exit: (216) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (216) [system] _317590=['A', 'B']
   Exit: (216) [system] ['A', 'B']=['A', 'B']
^  Exit: (215) [user] read_list(')', (0x55fbb4538270), ['A', 'B'])
   Call: (215) [system] _111514=['AndLink', 'A', 'B']
   Exit: (215) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (214) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Exit: (213) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Call: (213) [user] read_list(')', (0x55fbb4538270), _549678)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _551536)
   Exit: (215) [system] peek_char((0x55fbb4538270), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
   Call: (215) [system] ' '=(/)
   Fail: (215) [system] ' '=(/)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55fbb4538270), _561130)
   Exit: (215) [system] get_char((0x55fbb4538270), ' ')
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _563834)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'C')
   Call: (216) [system] 'C'=(;)
   Fail: (216) [system] 'C'=(;)
   Call: (216) [system] 'C'=(/)
   Fail: (216) [system] 'C'=(/)
^  Call: (216) [user] is_like_space('C')
   Call: (217) [system] char_type('C', 'white')
   Fail: (217) [system] char_type('C', 'white')
   Call: (217) [system] char_type('C', end_of_line)
   Fail: (217) [system] char_type('C', end_of_line)
   Call: (217) [system] char_type('C', space)
   Fail: (217) [system] char_type('C', space)
   Call: (217) [system] char_type('C', cntrl)
   Fail: (217) [system] char_type('C', cntrl)
^  Fail: (216) [user] is_like_space('C')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _580768)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'C')
   Call: (214) [system] 'C'=')'
   Fail: (214) [system] 'C'=')'
   Call: (214) [system] 'C'=end_of_file
   Fail: (214) [system] 'C'=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55fbb4538270), _586338)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _588196)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'C')
   Call: (216) [system] 'C'=(;)
   Fail: (216) [system] 'C'=(;)
   Call: (216) [system] 'C'=(/)
   Fail: (216) [system] 'C'=(/)
^  Call: (216) [user] is_like_space('C')
   Call: (217) [system] char_type('C', 'white')
   Fail: (217) [system] char_type('C', 'white')
   Call: (217) [system] char_type('C', end_of_line)
   Fail: (217) [system] char_type('C', end_of_line)
   Call: (217) [system] char_type('C', space)
   Fail: (217) [system] char_type('C', space)
   Call: (217) [system] char_type('C', cntrl)
   Fail: (217) [system] char_type('C', cntrl)
^  Fail: (216) [user] is_like_space('C')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] get_char((0x55fbb4538270), _604206)
   Exit: (215) [system] get_char((0x55fbb4538270), 'C')
   Call: (215) [system] 'C'='('
   Fail: (215) [system] 'C'='('
   Call: (215) [system] 'C'='['
   Fail: (215) [system] 'C'='['
   Call: (215) [system] 'C'='{'
   Fail: (215) [system] 'C'='{'
   Call: (215) [system] 'C'='"'
   Fail: (215) [system] 'C'='"'
   Call: (215) [system] 'C'=!
   Fail: (215) [system] 'C'=!
   Call: (215) [system] 'C'='\''
   Fail: (215) [system] 'C'='\''
   Call: (215) [system] 'C'='`'
   Fail: (215) [system] 'C'='`'
   Call: (215) [system] 'C'=end_of_file
   Fail: (215) [system] 'C'=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55fbb4538270), 'C', _586338)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _621848)
   Call: (217) [system] peek_char((0x55fbb4538270), _622782)
   Exit: (217) [system] peek_char((0x55fbb4538270), ')')
^  Call: (217) [user] is_delimiter(')')
   Call: (218) [system] char_type(')', space)
   Fail: (218) [system] char_type(')', space)
   Call: (218) [system] arg(_627502, v('(', ')', end_of_file), ')')
   Exit: (218) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (217) [user] is_delimiter(')')
   Call: (217) [system] _621848=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (216) [user] classify_and_convert_charseq(['C'], _586338)
^  Call: (217) [user] classify_and_convert_charseq_(['C'], _633938)
^  Call: (219) [system] setup_call_cleanup('$notrace'(_634890, _634892), once(user:catch(read_from_chars(['C'], _633938), _634872, fail)), '$restore_trace'(_634890, _634892))
^  Call: (220) [system] sig_atomic(system:'$notrace'(_634890, _634892))
^  Exit: (219) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _633938), _634872, fail)), system:'$restore_trace'(3, -1))
   Call: (218) [system] atomic(_633938)
   Fail: (218) [system] atomic(_633938)
   Call: (218) [system] atom_chars(_633938, ['C'])
   Exit: (218) [system] atom_chars('C', ['C'])
^  Exit: (217) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (217) [system] integer('C')
   Fail: (217) [system] integer('C')
   Call: (217) [system] _586338='C'
   Exit: (217) [system] 'C'='C'
^  Exit: (216) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (215) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (214) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (214) [user] read_list(')', (0x55fbb4538270), _648888)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _650746)
   Exit: (216) [system] peek_char((0x55fbb4538270), ')')
   Call: (216) [system] ')'=(;)
   Fail: (216) [system] ')'=(;)
   Call: (216) [system] ')'=(/)
   Fail: (216) [system] ')'=(/)
^  Call: (216) [user] is_like_space(')')
   Call: (217) [system] char_type(')', 'white')
   Fail: (217) [system] char_type(')', 'white')
   Call: (217) [system] char_type(')', end_of_line)
   Fail: (217) [system] char_type(')', end_of_line)
   Call: (217) [system] char_type(')', space)
   Fail: (217) [system] char_type(')', space)
   Call: (217) [system] char_type(')', cntrl)
   Fail: (217) [system] char_type(')', cntrl)
^  Fail: (216) [user] is_like_space(')')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _666756)
   Exit: (215) [system] peek_char((0x55fbb4538270), ')')
   Call: (215) [system] ')'=')'
   Exit: (215) [system] ')'=')'
   Call: (215) [system] get_char((0x55fbb4538270), _670546)
   Exit: (215) [system] get_char((0x55fbb4538270), ')')
   Call: (215) [system] _648888=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_list(')', (0x55fbb4538270), [])
   Call: (214) [system] _549678=['C']
   Exit: (214) [system] ['C']=['C']
^  Exit: (213) [user] read_list(')', (0x55fbb4538270), ['C'])
   Call: (213) [system] _74854=[['AndLink', 'A', 'B'], 'C']
   Exit: (213) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (212) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'A', 'B'], 'C'])
   Call: (212) [system] _5198=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (212) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (210) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _684428)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _686286)
   Exit: (212) [system] peek_char((0x55fbb4538270), ' ')
   Call: (212) [system] ' '=(;)
   Fail: (212) [system] ' '=(;)
   Call: (212) [system] ' '=(/)
   Fail: (212) [system] ' '=(/)
^  Call: (212) [user] is_like_space(' ')
   Call: (213) [system] char_type(' ', 'white')
   Exit: (213) [system] char_type(' ', 'white')
^  Exit: (212) [user] is_like_space(' ')
   Call: (212) [system] get_char((0x55fbb4538270), _695880)
   Exit: (212) [system] get_char((0x55fbb4538270), ' ')
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _698584)
   Exit: (213) [system] peek_char((0x55fbb4538270), '(')
   Call: (213) [system] '('=(;)
   Fail: (213) [system] '('=(;)
   Call: (213) [system] '('=(/)
   Fail: (213) [system] '('=(/)
^  Call: (213) [user] is_like_space('(')
   Call: (214) [system] char_type('(', 'white')
   Fail: (214) [system] char_type('(', 'white')
   Call: (214) [system] char_type('(', end_of_line)
   Fail: (214) [system] char_type('(', end_of_line)
   Call: (214) [system] char_type('(', space)
   Fail: (214) [system] char_type('(', space)
   Call: (214) [system] char_type('(', cntrl)
   Fail: (214) [system] char_type('(', cntrl)
^  Fail: (213) [user] is_like_space('(')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _715518)
   Exit: (211) [system] peek_char((0x55fbb4538270), '(')
   Call: (211) [system] '('=')'
   Fail: (211) [system] '('=')'
   Call: (211) [system] '('=end_of_file
   Fail: (211) [system] '('=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55fbb4538270), _721088)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _722946)
   Exit: (213) [system] peek_char((0x55fbb4538270), '(')
   Call: (213) [system] '('=(;)
   Fail: (213) [system] '('=(;)
   Call: (213) [system] '('=(/)
   Fail: (213) [system] '('=(/)
^  Call: (213) [user] is_like_space('(')
   Call: (214) [system] char_type('(', 'white')
   Fail: (214) [system] char_type('(', 'white')
   Call: (214) [system] char_type('(', end_of_line)
   Fail: (214) [system] char_type('(', end_of_line)
   Call: (214) [system] char_type('(', space)
   Fail: (214) [system] char_type('(', space)
   Call: (214) [system] char_type('(', cntrl)
   Fail: (214) [system] char_type('(', cntrl)
^  Fail: (213) [user] is_like_space('(')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] get_char((0x55fbb4538270), _738956)
   Exit: (212) [system] get_char((0x55fbb4538270), '(')
   Call: (212) [system] '('='('
   Exit: (212) [system] '('='('
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _721088)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _744526)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'O')
   Call: (214) [system] 'O'=(;)
   Fail: (214) [system] 'O'=(;)
   Call: (214) [system] 'O'=(/)
   Fail: (214) [system] 'O'=(/)
^  Call: (214) [user] is_like_space('O')
   Call: (215) [system] char_type('O', 'white')
   Fail: (215) [system] char_type('O', 'white')
   Call: (215) [system] char_type('O', end_of_line)
   Fail: (215) [system] char_type('O', end_of_line)
   Call: (215) [system] char_type('O', space)
   Fail: (215) [system] char_type('O', space)
   Call: (215) [system] char_type('O', cntrl)
   Fail: (215) [system] char_type('O', cntrl)
^  Fail: (214) [user] is_like_space('O')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _760536)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'O')
   Call: (213) [system] 'O'=')'
   Fail: (213) [system] 'O'=')'
   Call: (213) [system] 'O'=end_of_file
   Fail: (213) [system] 'O'=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55fbb4538270), _766106)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _767964)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'O')
   Call: (215) [system] 'O'=(;)
   Fail: (215) [system] 'O'=(;)
   Call: (215) [system] 'O'=(/)
   Fail: (215) [system] 'O'=(/)
^  Call: (215) [user] is_like_space('O')
   Call: (216) [system] char_type('O', 'white')
   Fail: (216) [system] char_type('O', 'white')
   Call: (216) [system] char_type('O', end_of_line)
   Fail: (216) [system] char_type('O', end_of_line)
   Call: (216) [system] char_type('O', space)
   Fail: (216) [system] char_type('O', space)
   Call: (216) [system] char_type('O', cntrl)
   Fail: (216) [system] char_type('O', cntrl)
^  Fail: (215) [user] is_like_space('O')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] get_char((0x55fbb4538270), _783974)
   Exit: (214) [system] get_char((0x55fbb4538270), 'O')
   Call: (214) [system] 'O'='('
   Fail: (214) [system] 'O'='('
   Call: (214) [system] 'O'='['
   Fail: (214) [system] 'O'='['
   Call: (214) [system] 'O'='{'
   Fail: (214) [system] 'O'='{'
   Call: (214) [system] 'O'='"'
   Fail: (214) [system] 'O'='"'
   Call: (214) [system] 'O'=!
   Fail: (214) [system] 'O'=!
   Call: (214) [system] 'O'='\''
   Fail: (214) [system] 'O'='\''
   Call: (214) [system] 'O'='`'
   Fail: (214) [system] 'O'='`'
   Call: (214) [system] 'O'=end_of_file
   Fail: (214) [system] 'O'=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55fbb4538270), 'O', _766106)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _801616)
   Call: (216) [system] peek_char((0x55fbb4538270), _802550)
   Exit: (216) [system] peek_char((0x55fbb4538270), r)
^  Call: (216) [user] is_delimiter(r)
   Call: (217) [system] char_type(r, space)
   Fail: (217) [system] char_type(r, space)
   Call: (217) [system] arg(_807270, v('(', ')', end_of_file), r)
   Fail: (217) [system] arg(_808202, v('(', ')', end_of_file), r)
^  Fail: (216) [user] is_delimiter(r)
   Call: (216) [system] ')'==r
   Fail: (216) [system] ')'==r
   Call: (216) [system] get_char((0x55fbb4538270), r)
   Exit: (216) [system] get_char((0x55fbb4538270), r)
   Call: (216) [system] r=(\)
   Fail: (216) [system] r=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _815552)
   Call: (217) [system] peek_char((0x55fbb4538270), _816486)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (217) [user] is_delimiter('L')
   Call: (218) [system] char_type('L', space)
   Fail: (218) [system] char_type('L', space)
   Call: (218) [system] arg(_821206, v('(', ')', end_of_file), 'L')
   Fail: (218) [system] arg(_822138, v('(', ')', end_of_file), 'L')
^  Fail: (217) [user] is_delimiter('L')
   Call: (217) [system] ')'=='L'
   Fail: (217) [system] ')'=='L'
   Call: (217) [system] get_char((0x55fbb4538270), 'L')
   Exit: (217) [system] get_char((0x55fbb4538270), 'L')
   Call: (217) [system] 'L'=(\)
   Fail: (217) [system] 'L'=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _829488)
   Call: (218) [system] peek_char((0x55fbb4538270), _830422)
   Exit: (218) [system] peek_char((0x55fbb4538270), i)
^  Call: (218) [user] is_delimiter(i)
   Call: (219) [system] char_type(i, space)
   Fail: (219) [system] char_type(i, space)
   Call: (219) [system] arg(_835142, v('(', ')', end_of_file), i)
   Fail: (219) [system] arg(_836074, v('(', ')', end_of_file), i)
^  Fail: (218) [user] is_delimiter(i)
   Call: (218) [system] ')'==i
   Fail: (218) [system] ')'==i
   Call: (218) [system] get_char((0x55fbb4538270), i)
   Exit: (218) [system] get_char((0x55fbb4538270), i)
   Call: (218) [system] i=(\)
   Fail: (218) [system] i=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _843424)
   Call: (219) [system] peek_char((0x55fbb4538270), _844358)
   Exit: (219) [system] peek_char((0x55fbb4538270), n)
^  Call: (219) [user] is_delimiter(n)
   Call: (220) [system] char_type(n, space)
   Fail: (220) [system] char_type(n, space)
   Call: (220) [system] arg(_849078, v('(', ')', end_of_file), n)
   Fail: (220) [system] arg(_850010, v('(', ')', end_of_file), n)
^  Fail: (219) [user] is_delimiter(n)
   Call: (219) [system] ')'==n
   Fail: (219) [system] ')'==n
   Call: (219) [system] get_char((0x55fbb4538270), n)
   Exit: (219) [system] get_char((0x55fbb4538270), n)
   Call: (219) [system] n=(\)
   Fail: (219) [system] n=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _857360)
   Call: (220) [system] peek_char((0x55fbb4538270), _858294)
   Exit: (220) [system] peek_char((0x55fbb4538270), k)
^  Call: (220) [user] is_delimiter(k)
   Call: (221) [system] char_type(k, space)
   Fail: (221) [system] char_type(k, space)
   Call: (221) [system] arg(_863014, v('(', ')', end_of_file), k)
   Fail: (221) [system] arg(_863946, v('(', ')', end_of_file), k)
^  Fail: (220) [user] is_delimiter(k)
   Call: (220) [system] ')'==k
   Fail: (220) [system] ')'==k
   Call: (220) [system] get_char((0x55fbb4538270), k)
   Exit: (220) [system] get_char((0x55fbb4538270), k)
   Call: (220) [system] k=(\)
   Fail: (220) [system] k=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _871296)
   Call: (221) [system] peek_char((0x55fbb4538270), _872230)
   Exit: (221) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (221) [user] is_delimiter(' ')
   Call: (222) [system] char_type(' ', space)
   Exit: (222) [system] char_type(' ', space)
^  Exit: (221) [user] is_delimiter(' ')
   Call: (221) [system] _871296=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (220) [system] _857360=[k]
   Exit: (220) [system] [k]=[k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (219) [system] _843424=[n, k]
   Exit: (219) [system] [n, k]=[n, k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (218) [system] _829488=[i, n, k]
   Exit: (218) [system] [i, n, k]=[i, n, k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (217) [system] _815552=['L', i, n, k]
   Exit: (217) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (216) [system] _801616=[r, 'L', i, n, k]
   Exit: (216) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (215) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _766106)
^  Call: (216) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _895484)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_896436, _896438), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _895484), _896418, fail)), '$restore_trace'(_896436, _896438))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_896436, _896438))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _895484), _896418, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(_895484)
   Fail: (217) [system] atomic(_895484)
   Call: (217) [system] atom_chars(_895484, ['O', r, 'L', i, n, k])
   Exit: (217) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (216) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (216) [system] integer('OrLink')
   Fail: (216) [system] integer('OrLink')
   Call: (216) [system] _766106='OrLink'
   Exit: (216) [system] 'OrLink'='OrLink'
^  Exit: (215) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (214) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (213) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (213) [user] read_list(')', (0x55fbb4538270), _910434)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _912292)
   Exit: (215) [system] peek_char((0x55fbb4538270), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
   Call: (215) [system] ' '=(/)
   Fail: (215) [system] ' '=(/)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55fbb4538270), _921886)
   Exit: (215) [system] get_char((0x55fbb4538270), ' ')
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _924590)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'B')
   Call: (216) [system] 'B'=(;)
   Fail: (216) [system] 'B'=(;)
   Call: (216) [system] 'B'=(/)
   Fail: (216) [system] 'B'=(/)
^  Call: (216) [user] is_like_space('B')
   Call: (217) [system] char_type('B', 'white')
   Fail: (217) [system] char_type('B', 'white')
   Call: (217) [system] char_type('B', end_of_line)
   Fail: (217) [system] char_type('B', end_of_line)
   Call: (217) [system] char_type('B', space)
   Fail: (217) [system] char_type('B', space)
   Call: (217) [system] char_type('B', cntrl)
   Fail: (217) [system] char_type('B', cntrl)
^  Fail: (216) [user] is_like_space('B')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _941524)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'B')
   Call: (214) [system] 'B'=')'
   Fail: (214) [system] 'B'=')'
   Call: (214) [system] 'B'=end_of_file
   Fail: (214) [system] 'B'=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55fbb4538270), _947094)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _948952)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'B')
   Call: (216) [system] 'B'=(;)
   Fail: (216) [system] 'B'=(;)
   Call: (216) [system] 'B'=(/)
   Fail: (216) [system] 'B'=(/)
^  Call: (216) [user] is_like_space('B')
   Call: (217) [system] char_type('B', 'white')
   Fail: (217) [system] char_type('B', 'white')
   Call: (217) [system] char_type('B', end_of_line)
   Fail: (217) [system] char_type('B', end_of_line)
   Call: (217) [system] char_type('B', space)
   Fail: (217) [system] char_type('B', space)
   Call: (217) [system] char_type('B', cntrl)
   Fail: (217) [system] char_type('B', cntrl)
^  Fail: (216) [user] is_like_space('B')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] get_char((0x55fbb4538270), _964962)
   Exit: (215) [system] get_char((0x55fbb4538270), 'B')
   Call: (215) [system] 'B'='('
   Fail: (215) [system] 'B'='('
   Call: (215) [system] 'B'='['
   Fail: (215) [system] 'B'='['
   Call: (215) [system] 'B'='{'
   Fail: (215) [system] 'B'='{'
   Call: (215) [system] 'B'='"'
   Fail: (215) [system] 'B'='"'
   Call: (215) [system] 'B'=!
   Fail: (215) [system] 'B'=!
   Call: (215) [system] 'B'='\''
   Fail: (215) [system] 'B'='\''
   Call: (215) [system] 'B'='`'
   Fail: (215) [system] 'B'='`'
   Call: (215) [system] 'B'=end_of_file
   Fail: (215) [system] 'B'=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55fbb4538270), 'B', _947094)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _982604)
   Call: (217) [system] peek_char((0x55fbb4538270), _983538)
   Exit: (217) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (217) [user] is_delimiter(' ')
   Call: (218) [system] char_type(' ', space)
   Exit: (218) [system] char_type(' ', space)
^  Exit: (217) [user] is_delimiter(' ')
   Call: (217) [system] _982604=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (216) [user] classify_and_convert_charseq(['B'], _947094)
^  Call: (217) [user] classify_and_convert_charseq_(['B'], _992822)
^  Call: (219) [system] setup_call_cleanup('$notrace'(_993774, _993776), once(user:catch(read_from_chars(['B'], _992822), _993756, fail)), '$restore_trace'(_993774, _993776))
^  Call: (220) [system] sig_atomic(system:'$notrace'(_993774, _993776))
^  Exit: (219) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _992822), _993756, fail)), system:'$restore_trace'(3, -1))
   Call: (218) [system] atomic(_992822)
   Fail: (218) [system] atomic(_992822)
   Call: (218) [system] atom_chars(_992822, ['B'])
   Exit: (218) [system] atom_chars('B', ['B'])
^  Exit: (217) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (217) [system] integer('B')
   Fail: (217) [system] integer('B')
   Call: (217) [system] _947094='B'
   Exit: (217) [system] 'B'='B'
^  Exit: (216) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (215) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (214) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (214) [user] read_list(')', (0x55fbb4538270), _1007772)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1009630)
   Exit: (216) [system] peek_char((0x55fbb4538270), ' ')
   Call: (216) [system] ' '=(;)
   Fail: (216) [system] ' '=(;)
   Call: (216) [system] ' '=(/)
   Fail: (216) [system] ' '=(/)
^  Call: (216) [user] is_like_space(' ')
   Call: (217) [system] char_type(' ', 'white')
   Exit: (217) [system] char_type(' ', 'white')
^  Exit: (216) [user] is_like_space(' ')
   Call: (216) [system] get_char((0x55fbb4538270), _1019224)
   Exit: (216) [system] get_char((0x55fbb4538270), ' ')
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1021928)
   Exit: (217) [system] peek_char((0x55fbb4538270), '(')
   Call: (217) [system] '('=(;)
   Fail: (217) [system] '('=(;)
   Call: (217) [system] '('=(/)
   Fail: (217) [system] '('=(/)
^  Call: (217) [user] is_like_space('(')
   Call: (218) [system] char_type('(', 'white')
   Fail: (218) [system] char_type('(', 'white')
   Call: (218) [system] char_type('(', end_of_line)
   Fail: (218) [system] char_type('(', end_of_line)
   Call: (218) [system] char_type('(', space)
   Fail: (218) [system] char_type('(', space)
   Call: (218) [system] char_type('(', cntrl)
   Fail: (218) [system] char_type('(', cntrl)
^  Fail: (217) [user] is_like_space('(')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1038862)
   Exit: (215) [system] peek_char((0x55fbb4538270), '(')
   Call: (215) [system] '('=')'
   Fail: (215) [system] '('=')'
   Call: (215) [system] '('=end_of_file
   Fail: (215) [system] '('=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55fbb4538270), _1044432)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1046290)
   Exit: (217) [system] peek_char((0x55fbb4538270), '(')
   Call: (217) [system] '('=(;)
   Fail: (217) [system] '('=(;)
   Call: (217) [system] '('=(/)
   Fail: (217) [system] '('=(/)
^  Call: (217) [user] is_like_space('(')
   Call: (218) [system] char_type('(', 'white')
   Fail: (218) [system] char_type('(', 'white')
   Call: (218) [system] char_type('(', end_of_line)
   Fail: (218) [system] char_type('(', end_of_line)
   Call: (218) [system] char_type('(', space)
   Fail: (218) [system] char_type('(', space)
   Call: (218) [system] char_type('(', cntrl)
   Fail: (218) [system] char_type('(', cntrl)
^  Fail: (217) [user] is_like_space('(')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] get_char((0x55fbb4538270), _1062300)
   Exit: (216) [system] get_char((0x55fbb4538270), '(')
   Call: (216) [system] '('='('
   Exit: (216) [system] '('='('
^  Call: (216) [user] read_list(')', (0x55fbb4538270), _1044432)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1067870)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'I')
   Call: (218) [system] 'I'=(;)
   Fail: (218) [system] 'I'=(;)
   Call: (218) [system] 'I'=(/)
   Fail: (218) [system] 'I'=(/)
^  Call: (218) [user] is_like_space('I')
   Call: (219) [system] char_type('I', 'white')
   Fail: (219) [system] char_type('I', 'white')
   Call: (219) [system] char_type('I', end_of_line)
   Fail: (219) [system] char_type('I', end_of_line)
   Call: (219) [system] char_type('I', space)
   Fail: (219) [system] char_type('I', space)
   Call: (219) [system] char_type('I', cntrl)
   Fail: (219) [system] char_type('I', cntrl)
^  Fail: (218) [user] is_like_space('I')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1083880)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'I')
   Call: (217) [system] 'I'=')'
   Fail: (217) [system] 'I'=')'
   Call: (217) [system] 'I'=end_of_file
   Fail: (217) [system] 'I'=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55fbb4538270), _1089450)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _1091308)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'I')
   Call: (219) [system] 'I'=(;)
   Fail: (219) [system] 'I'=(;)
   Call: (219) [system] 'I'=(/)
   Fail: (219) [system] 'I'=(/)
^  Call: (219) [user] is_like_space('I')
   Call: (220) [system] char_type('I', 'white')
   Fail: (220) [system] char_type('I', 'white')
   Call: (220) [system] char_type('I', end_of_line)
   Fail: (220) [system] char_type('I', end_of_line)
   Call: (220) [system] char_type('I', space)
   Fail: (220) [system] char_type('I', space)
   Call: (220) [system] char_type('I', cntrl)
   Fail: (220) [system] char_type('I', cntrl)
^  Fail: (219) [user] is_like_space('I')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] get_char((0x55fbb4538270), _1107318)
   Exit: (218) [system] get_char((0x55fbb4538270), 'I')
   Call: (218) [system] 'I'='('
   Fail: (218) [system] 'I'='('
   Call: (218) [system] 'I'='['
   Fail: (218) [system] 'I'='['
   Call: (218) [system] 'I'='{'
   Fail: (218) [system] 'I'='{'
   Call: (218) [system] 'I'='"'
   Fail: (218) [system] 'I'='"'
   Call: (218) [system] 'I'=!
   Fail: (218) [system] 'I'=!
   Call: (218) [system] 'I'='\''
   Fail: (218) [system] 'I'='\''
   Call: (218) [system] 'I'='`'
   Fail: (218) [system] 'I'='`'
   Call: (218) [system] 'I'=end_of_file
   Fail: (218) [system] 'I'=end_of_file
^  Call: (218) [user] read_symbolic(')', (0x55fbb4538270), 'I', _1089450)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1124960)
   Call: (220) [system] peek_char((0x55fbb4538270), _1125894)
   Exit: (220) [system] peek_char((0x55fbb4538270), m)
^  Call: (220) [user] is_delimiter(m)
   Call: (221) [system] char_type(m, space)
   Fail: (221) [system] char_type(m, space)
   Call: (221) [system] arg(_1130614, v('(', ')', end_of_file), m)
   Fail: (221) [system] arg(_1131546, v('(', ')', end_of_file), m)
^  Fail: (220) [user] is_delimiter(m)
   Call: (220) [system] ')'==m
   Fail: (220) [system] ')'==m
   Call: (220) [system] get_char((0x55fbb4538270), m)
   Exit: (220) [system] get_char((0x55fbb4538270), m)
   Call: (220) [system] m=(\)
   Fail: (220) [system] m=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1138896)
   Call: (221) [system] peek_char((0x55fbb4538270), _1139830)
   Exit: (221) [system] peek_char((0x55fbb4538270), p)
^  Call: (221) [user] is_delimiter(p)
   Call: (222) [system] char_type(p, space)
   Fail: (222) [system] char_type(p, space)
   Call: (222) [system] arg(_1144550, v('(', ')', end_of_file), p)
   Fail: (222) [system] arg(_1145482, v('(', ')', end_of_file), p)
^  Fail: (221) [user] is_delimiter(p)
   Call: (221) [system] ')'==p
   Fail: (221) [system] ')'==p
   Call: (221) [system] get_char((0x55fbb4538270), p)
   Exit: (221) [system] get_char((0x55fbb4538270), p)
   Call: (221) [system] p=(\)
   Fail: (221) [system] p=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1152832)
   Call: (222) [system] peek_char((0x55fbb4538270), _1153766)
   Exit: (222) [system] peek_char((0x55fbb4538270), l)
^  Call: (222) [user] is_delimiter(l)
   Call: (223) [system] char_type(l, space)
   Fail: (223) [system] char_type(l, space)
   Call: (223) [system] arg(_1158486, v('(', ')', end_of_file), l)
   Fail: (223) [system] arg(_1159418, v('(', ')', end_of_file), l)
^  Fail: (222) [user] is_delimiter(l)
   Call: (222) [system] ')'==l
   Fail: (222) [system] ')'==l
   Call: (222) [system] get_char((0x55fbb4538270), l)
   Exit: (222) [system] get_char((0x55fbb4538270), l)
   Call: (222) [system] l=(\)
   Fail: (222) [system] l=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _1166768)
   Call: (223) [system] peek_char((0x55fbb4538270), _1167702)
   Exit: (223) [system] peek_char((0x55fbb4538270), i)
^  Call: (223) [user] is_delimiter(i)
   Call: (224) [system] char_type(i, space)
   Fail: (224) [system] char_type(i, space)
   Call: (224) [system] arg(_1172422, v('(', ')', end_of_file), i)
   Fail: (224) [system] arg(_1173354, v('(', ')', end_of_file), i)
^  Fail: (223) [user] is_delimiter(i)
   Call: (223) [system] ')'==i
   Fail: (223) [system] ')'==i
   Call: (223) [system] get_char((0x55fbb4538270), i)
   Exit: (223) [system] get_char((0x55fbb4538270), i)
   Call: (223) [system] i=(\)
   Fail: (223) [system] i=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _1180704)
   Call: (224) [system] peek_char((0x55fbb4538270), _1181638)
   Exit: (224) [system] peek_char((0x55fbb4538270), c)
^  Call: (224) [user] is_delimiter(c)
   Call: (225) [system] char_type(c, space)
   Fail: (225) [system] char_type(c, space)
   Call: (225) [system] arg(_1186358, v('(', ')', end_of_file), c)
   Fail: (225) [system] arg(_1187290, v('(', ')', end_of_file), c)
^  Fail: (224) [user] is_delimiter(c)
   Call: (224) [system] ')'==c
   Fail: (224) [system] ')'==c
   Call: (224) [system] get_char((0x55fbb4538270), c)
   Exit: (224) [system] get_char((0x55fbb4538270), c)
   Call: (224) [system] c=(\)
   Fail: (224) [system] c=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _1194640)
   Call: (225) [system] peek_char((0x55fbb4538270), _1195574)
   Exit: (225) [system] peek_char((0x55fbb4538270), a)
^  Call: (225) [user] is_delimiter(a)
   Call: (226) [system] char_type(a, space)
   Fail: (226) [system] char_type(a, space)
   Call: (226) [system] arg(_1200294, v('(', ')', end_of_file), a)
   Fail: (226) [system] arg(_1201226, v('(', ')', end_of_file), a)
^  Fail: (225) [user] is_delimiter(a)
   Call: (225) [system] ')'==a
   Fail: (225) [system] ')'==a
   Call: (225) [system] get_char((0x55fbb4538270), a)
   Exit: (225) [system] get_char((0x55fbb4538270), a)
   Call: (225) [system] a=(\)
   Fail: (225) [system] a=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _1208576)
   Call: (226) [system] peek_char((0x55fbb4538270), _1209510)
   Exit: (226) [system] peek_char((0x55fbb4538270), t)
^  Call: (226) [user] is_delimiter(t)
   Call: (227) [system] char_type(t, space)
   Fail: (227) [system] char_type(t, space)
   Call: (227) [system] arg(_1214230, v('(', ')', end_of_file), t)
   Fail: (227) [system] arg(_1215162, v('(', ')', end_of_file), t)
^  Fail: (226) [user] is_delimiter(t)
   Call: (226) [system] ')'==t
   Fail: (226) [system] ')'==t
   Call: (226) [system] get_char((0x55fbb4538270), t)
   Exit: (226) [system] get_char((0x55fbb4538270), t)
   Call: (226) [system] t=(\)
   Fail: (226) [system] t=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _1222512)
   Call: (227) [system] peek_char((0x55fbb4538270), _1223446)
   Exit: (227) [system] peek_char((0x55fbb4538270), i)
^  Call: (227) [user] is_delimiter(i)
   Call: (228) [system] char_type(i, space)
   Fail: (228) [system] char_type(i, space)
   Call: (228) [system] arg(_1228166, v('(', ')', end_of_file), i)
   Fail: (228) [system] arg(_1229098, v('(', ')', end_of_file), i)
^  Fail: (227) [user] is_delimiter(i)
   Call: (227) [system] ')'==i
   Fail: (227) [system] ')'==i
   Call: (227) [system] get_char((0x55fbb4538270), i)
   Exit: (227) [system] get_char((0x55fbb4538270), i)
   Call: (227) [system] i=(\)
   Fail: (227) [system] i=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _1236448)
   Call: (228) [system] peek_char((0x55fbb4538270), _1237382)
   Exit: (228) [system] peek_char((0x55fbb4538270), o)
^  Call: (228) [user] is_delimiter(o)
   Call: (229) [system] char_type(o, space)
   Fail: (229) [system] char_type(o, space)
   Call: (229) [system] arg(_1242102, v('(', ')', end_of_file), o)
   Fail: (229) [system] arg(_1243034, v('(', ')', end_of_file), o)
^  Fail: (228) [user] is_delimiter(o)
   Call: (228) [system] ')'==o
   Fail: (228) [system] ')'==o
   Call: (228) [system] get_char((0x55fbb4538270), o)
   Exit: (228) [system] get_char((0x55fbb4538270), o)
   Call: (228) [system] o=(\)
   Fail: (228) [system] o=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _1250384)
   Call: (229) [system] peek_char((0x55fbb4538270), _1251318)
   Exit: (229) [system] peek_char((0x55fbb4538270), n)
^  Call: (229) [user] is_delimiter(n)
   Call: (230) [system] char_type(n, space)
   Fail: (230) [system] char_type(n, space)
   Call: (230) [system] arg(_1256038, v('(', ')', end_of_file), n)
   Fail: (230) [system] arg(_1256970, v('(', ')', end_of_file), n)
^  Fail: (229) [user] is_delimiter(n)
   Call: (229) [system] ')'==n
   Fail: (229) [system] ')'==n
   Call: (229) [system] get_char((0x55fbb4538270), n)
   Exit: (229) [system] get_char((0x55fbb4538270), n)
   Call: (229) [system] n=(\)
   Fail: (229) [system] n=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _1264320)
   Call: (230) [system] peek_char((0x55fbb4538270), _1265254)
   Exit: (230) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (230) [user] is_delimiter(' ')
   Call: (231) [system] char_type(' ', space)
   Exit: (231) [system] char_type(' ', space)
^  Exit: (230) [user] is_delimiter(' ')
   Call: (230) [system] _1264320=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (229) [system] _1250384=[n]
   Exit: (229) [system] [n]=[n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (228) [system] _1236448=[o, n]
   Exit: (228) [system] [o, n]=[o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (227) [system] _1222512=[i, o, n]
   Exit: (227) [system] [i, o, n]=[i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (226) [system] _1208576=[t, i, o, n]
   Exit: (226) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (225) [system] _1194640=[a, t, i, o, n]
   Exit: (225) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (224) [system] _1180704=[c, a, t, i, o, n]
   Exit: (224) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (223) [system] _1166768=[i, c, a, t, i, o, n]
   Exit: (223) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (222) [system] _1152832=[l, i, c, a, t, i, o, n]
   Exit: (222) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (221) [system] _1138896=[p, l, i, c, a, t, i, o, n]
   Exit: (221) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (220) [system] _1124960=[m, p, l, i, c, a, t, i, o, n]
   Exit: (220) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (219) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _1089450)
^  Call: (220) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _1302478)
^  Call: (222) [system] setup_call_cleanup('$notrace'(_1303430, _1303432), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1302478), _1303412, fail)), '$restore_trace'(_1303430, _1303432))
^  Call: (223) [system] sig_atomic(system:'$notrace'(_1303430, _1303432))
^  Exit: (222) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1302478), _1303412, fail)), system:'$restore_trace'(3, -1))
   Call: (221) [system] atomic(_1302478)
   Fail: (221) [system] atomic(_1302478)
   Call: (221) [system] atom_chars(_1302478, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (221) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (220) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (220) [system] integer('Implication')
   Fail: (220) [system] integer('Implication')
   Call: (220) [system] _1089450='Implication'
   Exit: (220) [system] 'Implication'='Implication'
^  Exit: (219) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (218) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (217) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (217) [user] read_list(')', (0x55fbb4538270), _1317428)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _1319286)
   Exit: (219) [system] peek_char((0x55fbb4538270), ' ')
   Call: (219) [system] ' '=(;)
   Fail: (219) [system] ' '=(;)
   Call: (219) [system] ' '=(/)
   Fail: (219) [system] ' '=(/)
^  Call: (219) [user] is_like_space(' ')
   Call: (220) [system] char_type(' ', 'white')
   Exit: (220) [system] char_type(' ', 'white')
^  Exit: (219) [user] is_like_space(' ')
   Call: (219) [system] get_char((0x55fbb4538270), _1328880)
   Exit: (219) [system] get_char((0x55fbb4538270), ' ')
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _1331584)
   Exit: (220) [system] peek_char((0x55fbb4538270), '(')
   Call: (220) [system] '('=(;)
   Fail: (220) [system] '('=(;)
   Call: (220) [system] '('=(/)
   Fail: (220) [system] '('=(/)
^  Call: (220) [user] is_like_space('(')
   Call: (221) [system] char_type('(', 'white')
   Fail: (221) [system] char_type('(', 'white')
   Call: (221) [system] char_type('(', end_of_line)
   Fail: (221) [system] char_type('(', end_of_line)
   Call: (221) [system] char_type('(', space)
   Fail: (221) [system] char_type('(', space)
   Call: (221) [system] char_type('(', cntrl)
   Fail: (221) [system] char_type('(', cntrl)
^  Fail: (220) [user] is_like_space('(')
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1348518)
   Exit: (218) [system] peek_char((0x55fbb4538270), '(')
   Call: (218) [system] '('=')'
   Fail: (218) [system] '('=')'
   Call: (218) [system] '('=end_of_file
   Fail: (218) [system] '('=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55fbb4538270), _1354088)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _1355946)
   Exit: (220) [system] peek_char((0x55fbb4538270), '(')
   Call: (220) [system] '('=(;)
   Fail: (220) [system] '('=(;)
   Call: (220) [system] '('=(/)
   Fail: (220) [system] '('=(/)
^  Call: (220) [user] is_like_space('(')
   Call: (221) [system] char_type('(', 'white')
   Fail: (221) [system] char_type('(', 'white')
   Call: (221) [system] char_type('(', end_of_line)
   Fail: (221) [system] char_type('(', end_of_line)
   Call: (221) [system] char_type('(', space)
   Fail: (221) [system] char_type('(', space)
   Call: (221) [system] char_type('(', cntrl)
   Fail: (221) [system] char_type('(', cntrl)
^  Fail: (220) [user] is_like_space('(')
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] get_char((0x55fbb4538270), _1371956)
   Exit: (219) [system] get_char((0x55fbb4538270), '(')
   Call: (219) [system] '('='('
   Exit: (219) [system] '('='('
^  Call: (219) [user] read_list(')', (0x55fbb4538270), _1354088)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _1377526)
   Exit: (221) [system] peek_char((0x55fbb4538270), 'O')
   Call: (221) [system] 'O'=(;)
   Fail: (221) [system] 'O'=(;)
   Call: (221) [system] 'O'=(/)
   Fail: (221) [system] 'O'=(/)
^  Call: (221) [user] is_like_space('O')
   Call: (222) [system] char_type('O', 'white')
   Fail: (222) [system] char_type('O', 'white')
   Call: (222) [system] char_type('O', end_of_line)
   Fail: (222) [system] char_type('O', end_of_line)
   Call: (222) [system] char_type('O', space)
   Fail: (222) [system] char_type('O', space)
   Call: (222) [system] char_type('O', cntrl)
   Fail: (222) [system] char_type('O', cntrl)
^  Fail: (221) [user] is_like_space('O')
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _1393536)
   Exit: (220) [system] peek_char((0x55fbb4538270), 'O')
   Call: (220) [system] 'O'=')'
   Fail: (220) [system] 'O'=')'
   Call: (220) [system] 'O'=end_of_file
   Fail: (220) [system] 'O'=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55fbb4538270), _1399106)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _1400964)
   Exit: (222) [system] peek_char((0x55fbb4538270), 'O')
   Call: (222) [system] 'O'=(;)
   Fail: (222) [system] 'O'=(;)
   Call: (222) [system] 'O'=(/)
   Fail: (222) [system] 'O'=(/)
^  Call: (222) [user] is_like_space('O')
   Call: (223) [system] char_type('O', 'white')
   Fail: (223) [system] char_type('O', 'white')
   Call: (223) [system] char_type('O', end_of_line)
   Fail: (223) [system] char_type('O', end_of_line)
   Call: (223) [system] char_type('O', space)
   Fail: (223) [system] char_type('O', space)
   Call: (223) [system] char_type('O', cntrl)
   Fail: (223) [system] char_type('O', cntrl)
^  Fail: (222) [user] is_like_space('O')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] get_char((0x55fbb4538270), _1416974)
   Exit: (221) [system] get_char((0x55fbb4538270), 'O')
   Call: (221) [system] 'O'='('
   Fail: (221) [system] 'O'='('
   Call: (221) [system] 'O'='['
   Fail: (221) [system] 'O'='['
   Call: (221) [system] 'O'='{'
   Fail: (221) [system] 'O'='{'
   Call: (221) [system] 'O'='"'
   Fail: (221) [system] 'O'='"'
   Call: (221) [system] 'O'=!
   Fail: (221) [system] 'O'=!
   Call: (221) [system] 'O'='\''
   Fail: (221) [system] 'O'='\''
   Call: (221) [system] 'O'='`'
   Fail: (221) [system] 'O'='`'
   Call: (221) [system] 'O'=end_of_file
   Fail: (221) [system] 'O'=end_of_file
^  Call: (221) [user] read_symbolic(')', (0x55fbb4538270), 'O', _1399106)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _1434616)
   Call: (223) [system] peek_char((0x55fbb4538270), _1435550)
   Exit: (223) [system] peek_char((0x55fbb4538270), r)
^  Call: (223) [user] is_delimiter(r)
   Call: (224) [system] char_type(r, space)
   Fail: (224) [system] char_type(r, space)
   Call: (224) [system] arg(_1440270, v('(', ')', end_of_file), r)
   Fail: (224) [system] arg(_1441202, v('(', ')', end_of_file), r)
^  Fail: (223) [user] is_delimiter(r)
   Call: (223) [system] ')'==r
   Fail: (223) [system] ')'==r
   Call: (223) [system] get_char((0x55fbb4538270), r)
   Exit: (223) [system] get_char((0x55fbb4538270), r)
   Call: (223) [system] r=(\)
   Fail: (223) [system] r=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _1448552)
   Call: (224) [system] peek_char((0x55fbb4538270), _1449486)
   Exit: (224) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (224) [user] is_delimiter('L')
   Call: (225) [system] char_type('L', space)
   Fail: (225) [system] char_type('L', space)
   Call: (225) [system] arg(_1454206, v('(', ')', end_of_file), 'L')
   Fail: (225) [system] arg(_1455138, v('(', ')', end_of_file), 'L')
^  Fail: (224) [user] is_delimiter('L')
   Call: (224) [system] ')'=='L'
   Fail: (224) [system] ')'=='L'
   Call: (224) [system] get_char((0x55fbb4538270), 'L')
   Exit: (224) [system] get_char((0x55fbb4538270), 'L')
   Call: (224) [system] 'L'=(\)
   Fail: (224) [system] 'L'=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _1462488)
   Call: (225) [system] peek_char((0x55fbb4538270), _1463422)
   Exit: (225) [system] peek_char((0x55fbb4538270), i)
^  Call: (225) [user] is_delimiter(i)
   Call: (226) [system] char_type(i, space)
   Fail: (226) [system] char_type(i, space)
   Call: (226) [system] arg(_1468142, v('(', ')', end_of_file), i)
   Fail: (226) [system] arg(_1469074, v('(', ')', end_of_file), i)
^  Fail: (225) [user] is_delimiter(i)
   Call: (225) [system] ')'==i
   Fail: (225) [system] ')'==i
   Call: (225) [system] get_char((0x55fbb4538270), i)
   Exit: (225) [system] get_char((0x55fbb4538270), i)
   Call: (225) [system] i=(\)
   Fail: (225) [system] i=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _1476424)
   Call: (226) [system] peek_char((0x55fbb4538270), _1477358)
   Exit: (226) [system] peek_char((0x55fbb4538270), n)
^  Call: (226) [user] is_delimiter(n)
   Call: (227) [system] char_type(n, space)
   Fail: (227) [system] char_type(n, space)
   Call: (227) [system] arg(_1482078, v('(', ')', end_of_file), n)
   Fail: (227) [system] arg(_1483010, v('(', ')', end_of_file), n)
^  Fail: (226) [user] is_delimiter(n)
   Call: (226) [system] ')'==n
   Fail: (226) [system] ')'==n
   Call: (226) [system] get_char((0x55fbb4538270), n)
   Exit: (226) [system] get_char((0x55fbb4538270), n)
   Call: (226) [system] n=(\)
   Fail: (226) [system] n=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _1490360)
   Call: (227) [system] peek_char((0x55fbb4538270), _1491294)
   Exit: (227) [system] peek_char((0x55fbb4538270), k)
^  Call: (227) [user] is_delimiter(k)
   Call: (228) [system] char_type(k, space)
   Fail: (228) [system] char_type(k, space)
   Call: (228) [system] arg(_1496014, v('(', ')', end_of_file), k)
   Fail: (228) [system] arg(_1496946, v('(', ')', end_of_file), k)
^  Fail: (227) [user] is_delimiter(k)
   Call: (227) [system] ')'==k
   Fail: (227) [system] ')'==k
   Call: (227) [system] get_char((0x55fbb4538270), k)
   Exit: (227) [system] get_char((0x55fbb4538270), k)
   Call: (227) [system] k=(\)
   Fail: (227) [system] k=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _1504296)
   Call: (228) [system] peek_char((0x55fbb4538270), _1505230)
   Exit: (228) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (228) [user] is_delimiter(' ')
   Call: (229) [system] char_type(' ', space)
   Exit: (229) [system] char_type(' ', space)
^  Exit: (228) [user] is_delimiter(' ')
   Call: (228) [system] _1504296=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (227) [system] _1490360=[k]
   Exit: (227) [system] [k]=[k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (226) [system] _1476424=[n, k]
   Exit: (226) [system] [n, k]=[n, k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (225) [system] _1462488=[i, n, k]
   Exit: (225) [system] [i, n, k]=[i, n, k]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (224) [system] _1448552=['L', i, n, k]
   Exit: (224) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (223) [system] _1434616=[r, 'L', i, n, k]
   Exit: (223) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (222) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _1399106)
^  Call: (223) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _1528484)
^  Call: (225) [system] setup_call_cleanup('$notrace'(_1529436, _1529438), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1528484), _1529418, fail)), '$restore_trace'(_1529436, _1529438))
^  Call: (226) [system] sig_atomic(system:'$notrace'(_1529436, _1529438))
^  Exit: (225) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1528484), _1529418, fail)), system:'$restore_trace'(3, -1))
   Call: (224) [system] atomic(_1528484)
   Fail: (224) [system] atomic(_1528484)
   Call: (224) [system] atom_chars(_1528484, ['O', r, 'L', i, n, k])
   Exit: (224) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (223) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (223) [system] integer('OrLink')
   Fail: (223) [system] integer('OrLink')
   Call: (223) [system] _1399106='OrLink'
   Exit: (223) [system] 'OrLink'='OrLink'
^  Exit: (222) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (221) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (220) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (220) [user] read_list(')', (0x55fbb4538270), _1543434)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _1545292)
   Exit: (222) [system] peek_char((0x55fbb4538270), ' ')
   Call: (222) [system] ' '=(;)
   Fail: (222) [system] ' '=(;)
   Call: (222) [system] ' '=(/)
   Fail: (222) [system] ' '=(/)
^  Call: (222) [user] is_like_space(' ')
   Call: (223) [system] char_type(' ', 'white')
   Exit: (223) [system] char_type(' ', 'white')
^  Exit: (222) [user] is_like_space(' ')
   Call: (222) [system] get_char((0x55fbb4538270), _1554886)
   Exit: (222) [system] get_char((0x55fbb4538270), ' ')
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _1557590)
   Exit: (223) [system] peek_char((0x55fbb4538270), 'C')
   Call: (223) [system] 'C'=(;)
   Fail: (223) [system] 'C'=(;)
   Call: (223) [system] 'C'=(/)
   Fail: (223) [system] 'C'=(/)
^  Call: (223) [user] is_like_space('C')
   Call: (224) [system] char_type('C', 'white')
   Fail: (224) [system] char_type('C', 'white')
   Call: (224) [system] char_type('C', end_of_line)
   Fail: (224) [system] char_type('C', end_of_line)
   Call: (224) [system] char_type('C', space)
   Fail: (224) [system] char_type('C', space)
   Call: (224) [system] char_type('C', cntrl)
   Fail: (224) [system] char_type('C', cntrl)
^  Fail: (223) [user] is_like_space('C')
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _1574524)
   Exit: (221) [system] peek_char((0x55fbb4538270), 'C')
   Call: (221) [system] 'C'=')'
   Fail: (221) [system] 'C'=')'
   Call: (221) [system] 'C'=end_of_file
   Fail: (221) [system] 'C'=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55fbb4538270), _1580094)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _1581952)
   Exit: (223) [system] peek_char((0x55fbb4538270), 'C')
   Call: (223) [system] 'C'=(;)
   Fail: (223) [system] 'C'=(;)
   Call: (223) [system] 'C'=(/)
   Fail: (223) [system] 'C'=(/)
^  Call: (223) [user] is_like_space('C')
   Call: (224) [system] char_type('C', 'white')
   Fail: (224) [system] char_type('C', 'white')
   Call: (224) [system] char_type('C', end_of_line)
   Fail: (224) [system] char_type('C', end_of_line)
   Call: (224) [system] char_type('C', space)
   Fail: (224) [system] char_type('C', space)
   Call: (224) [system] char_type('C', cntrl)
   Fail: (224) [system] char_type('C', cntrl)
^  Fail: (223) [user] is_like_space('C')
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] get_char((0x55fbb4538270), _1597962)
   Exit: (222) [system] get_char((0x55fbb4538270), 'C')
   Call: (222) [system] 'C'='('
   Fail: (222) [system] 'C'='('
   Call: (222) [system] 'C'='['
   Fail: (222) [system] 'C'='['
   Call: (222) [system] 'C'='{'
   Fail: (222) [system] 'C'='{'
   Call: (222) [system] 'C'='"'
   Fail: (222) [system] 'C'='"'
   Call: (222) [system] 'C'=!
   Fail: (222) [system] 'C'=!
   Call: (222) [system] 'C'='\''
   Fail: (222) [system] 'C'='\''
   Call: (222) [system] 'C'='`'
   Fail: (222) [system] 'C'='`'
   Call: (222) [system] 'C'=end_of_file
   Fail: (222) [system] 'C'=end_of_file
^  Call: (222) [user] read_symbolic(')', (0x55fbb4538270), 'C', _1580094)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _1615604)
   Call: (224) [system] peek_char((0x55fbb4538270), _1616538)
   Exit: (224) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (224) [user] is_delimiter(' ')
   Call: (225) [system] char_type(' ', space)
   Exit: (225) [system] char_type(' ', space)
^  Exit: (224) [user] is_delimiter(' ')
   Call: (224) [system] _1615604=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (223) [user] classify_and_convert_charseq(['C'], _1580094)
^  Call: (224) [user] classify_and_convert_charseq_(['C'], _1625822)
^  Call: (226) [system] setup_call_cleanup('$notrace'(_1626774, _1626776), once(user:catch(read_from_chars(['C'], _1625822), _1626756, fail)), '$restore_trace'(_1626774, _1626776))
^  Call: (227) [system] sig_atomic(system:'$notrace'(_1626774, _1626776))
^  Exit: (226) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1625822), _1626756, fail)), system:'$restore_trace'(3, -1))
   Call: (225) [system] atomic(_1625822)
   Fail: (225) [system] atomic(_1625822)
   Call: (225) [system] atom_chars(_1625822, ['C'])
   Exit: (225) [system] atom_chars('C', ['C'])
^  Exit: (224) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (224) [system] integer('C')
   Fail: (224) [system] integer('C')
   Call: (224) [system] _1580094='C'
   Exit: (224) [system] 'C'='C'
^  Exit: (223) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (222) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (221) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (221) [user] read_list(')', (0x55fbb4538270), _1640772)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _1642630)
   Exit: (223) [system] peek_char((0x55fbb4538270), ' ')
   Call: (223) [system] ' '=(;)
   Fail: (223) [system] ' '=(;)
   Call: (223) [system] ' '=(/)
   Fail: (223) [system] ' '=(/)
^  Call: (223) [user] is_like_space(' ')
   Call: (224) [system] char_type(' ', 'white')
   Exit: (224) [system] char_type(' ', 'white')
^  Exit: (223) [user] is_like_space(' ')
   Call: (223) [system] get_char((0x55fbb4538270), _1652224)
   Exit: (223) [system] get_char((0x55fbb4538270), ' ')
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1654928)
   Exit: (224) [system] peek_char((0x55fbb4538270), 'D')
   Call: (224) [system] 'D'=(;)
   Fail: (224) [system] 'D'=(;)
   Call: (224) [system] 'D'=(/)
   Fail: (224) [system] 'D'=(/)
^  Call: (224) [user] is_like_space('D')
   Call: (225) [system] char_type('D', 'white')
   Fail: (225) [system] char_type('D', 'white')
   Call: (225) [system] char_type('D', end_of_line)
   Fail: (225) [system] char_type('D', end_of_line)
   Call: (225) [system] char_type('D', space)
   Fail: (225) [system] char_type('D', space)
   Call: (225) [system] char_type('D', cntrl)
   Fail: (225) [system] char_type('D', cntrl)
^  Fail: (224) [user] is_like_space('D')
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _1671862)
   Exit: (222) [system] peek_char((0x55fbb4538270), 'D')
   Call: (222) [system] 'D'=')'
   Fail: (222) [system] 'D'=')'
   Call: (222) [system] 'D'=end_of_file
   Fail: (222) [system] 'D'=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55fbb4538270), _1677432)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1679290)
   Exit: (224) [system] peek_char((0x55fbb4538270), 'D')
   Call: (224) [system] 'D'=(;)
   Fail: (224) [system] 'D'=(;)
   Call: (224) [system] 'D'=(/)
   Fail: (224) [system] 'D'=(/)
^  Call: (224) [user] is_like_space('D')
   Call: (225) [system] char_type('D', 'white')
   Fail: (225) [system] char_type('D', 'white')
   Call: (225) [system] char_type('D', end_of_line)
   Fail: (225) [system] char_type('D', end_of_line)
   Call: (225) [system] char_type('D', space)
   Fail: (225) [system] char_type('D', space)
   Call: (225) [system] char_type('D', cntrl)
   Fail: (225) [system] char_type('D', cntrl)
^  Fail: (224) [user] is_like_space('D')
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] get_char((0x55fbb4538270), _1695300)
   Exit: (223) [system] get_char((0x55fbb4538270), 'D')
   Call: (223) [system] 'D'='('
   Fail: (223) [system] 'D'='('
   Call: (223) [system] 'D'='['
   Fail: (223) [system] 'D'='['
   Call: (223) [system] 'D'='{'
   Fail: (223) [system] 'D'='{'
   Call: (223) [system] 'D'='"'
   Fail: (223) [system] 'D'='"'
   Call: (223) [system] 'D'=!
   Fail: (223) [system] 'D'=!
   Call: (223) [system] 'D'='\''
   Fail: (223) [system] 'D'='\''
   Call: (223) [system] 'D'='`'
   Fail: (223) [system] 'D'='`'
   Call: (223) [system] 'D'=end_of_file
   Fail: (223) [system] 'D'=end_of_file
^  Call: (223) [user] read_symbolic(')', (0x55fbb4538270), 'D', _1677432)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _1712942)
   Call: (225) [system] peek_char((0x55fbb4538270), _1713876)
   Exit: (225) [system] peek_char((0x55fbb4538270), ')')
^  Call: (225) [user] is_delimiter(')')
   Call: (226) [system] char_type(')', space)
   Fail: (226) [system] char_type(')', space)
   Call: (226) [system] arg(_1718596, v('(', ')', end_of_file), ')')
   Exit: (226) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (225) [user] is_delimiter(')')
   Call: (225) [system] _1712942=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (224) [user] classify_and_convert_charseq(['D'], _1677432)
^  Call: (225) [user] classify_and_convert_charseq_(['D'], _1725032)
^  Call: (227) [system] setup_call_cleanup('$notrace'(_1725984, _1725986), once(user:catch(read_from_chars(['D'], _1725032), _1725966, fail)), '$restore_trace'(_1725984, _1725986))
^  Call: (228) [system] sig_atomic(system:'$notrace'(_1725984, _1725986))
^  Exit: (227) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _1725032), _1725966, fail)), system:'$restore_trace'(3, -1))
   Call: (226) [system] atomic(_1725032)
   Fail: (226) [system] atomic(_1725032)
   Call: (226) [system] atom_chars(_1725032, ['D'])
   Exit: (226) [system] atom_chars('D', ['D'])
^  Exit: (225) [user] classify_and_convert_charseq_(['D'], 'D')
   Call: (225) [system] integer('D')
   Fail: (225) [system] integer('D')
   Call: (225) [system] _1677432='D'
   Exit: (225) [system] 'D'='D'
^  Exit: (224) [user] classify_and_convert_charseq(['D'], 'D')
^  Exit: (223) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'D')
^  Exit: (222) [user] cont_sexpr(')', (0x55fbb4538270), 'D')
^  Call: (222) [user] read_list(')', (0x55fbb4538270), _1739982)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1741840)
   Exit: (224) [system] peek_char((0x55fbb4538270), ')')
   Call: (224) [system] ')'=(;)
   Fail: (224) [system] ')'=(;)
   Call: (224) [system] ')'=(/)
   Fail: (224) [system] ')'=(/)
^  Call: (224) [user] is_like_space(')')
   Call: (225) [system] char_type(')', 'white')
   Fail: (225) [system] char_type(')', 'white')
   Call: (225) [system] char_type(')', end_of_line)
   Fail: (225) [system] char_type(')', end_of_line)
   Call: (225) [system] char_type(')', space)
   Fail: (225) [system] char_type(')', space)
   Call: (225) [system] char_type(')', cntrl)
   Fail: (225) [system] char_type(')', cntrl)
^  Fail: (224) [user] is_like_space(')')
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _1757850)
   Exit: (223) [system] peek_char((0x55fbb4538270), ')')
   Call: (223) [system] ')'=')'
   Exit: (223) [system] ')'=')'
   Call: (223) [system] get_char((0x55fbb4538270), _1761640)
   Exit: (223) [system] get_char((0x55fbb4538270), ')')
   Call: (223) [system] _1739982=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_list(')', (0x55fbb4538270), [])
   Call: (222) [system] _1640772=['D']
   Exit: (222) [system] ['D']=['D']
^  Exit: (221) [user] read_list(')', (0x55fbb4538270), ['D'])
   Call: (221) [system] _1543434=['C', 'D']
   Exit: (221) [system] ['C', 'D']=['C', 'D']
^  Exit: (220) [user] read_list(')', (0x55fbb4538270), ['C', 'D'])
   Call: (220) [system] _1354088=['OrLink', 'C', 'D']
   Exit: (220) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (219) [user] read_list(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Exit: (218) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Call: (218) [user] read_list(')', (0x55fbb4538270), _1775522)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _1777380)
   Exit: (220) [system] peek_char((0x55fbb4538270), ' ')
   Call: (220) [system] ' '=(;)
   Fail: (220) [system] ' '=(;)
   Call: (220) [system] ' '=(/)
   Fail: (220) [system] ' '=(/)
^  Call: (220) [user] is_like_space(' ')
   Call: (221) [system] char_type(' ', 'white')
   Exit: (221) [system] char_type(' ', 'white')
^  Exit: (220) [user] is_like_space(' ')
   Call: (220) [system] get_char((0x55fbb4538270), _1786974)
   Exit: (220) [system] get_char((0x55fbb4538270), ' ')
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _1789678)
   Exit: (221) [system] peek_char((0x55fbb4538270), 'E')
   Call: (221) [system] 'E'=(;)
   Fail: (221) [system] 'E'=(;)
   Call: (221) [system] 'E'=(/)
   Fail: (221) [system] 'E'=(/)
^  Call: (221) [user] is_like_space('E')
   Call: (222) [system] char_type('E', 'white')
   Fail: (222) [system] char_type('E', 'white')
   Call: (222) [system] char_type('E', end_of_line)
   Fail: (222) [system] char_type('E', end_of_line)
   Call: (222) [system] char_type('E', space)
   Fail: (222) [system] char_type('E', space)
   Call: (222) [system] char_type('E', cntrl)
   Fail: (222) [system] char_type('E', cntrl)
^  Fail: (221) [user] is_like_space('E')
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _1806612)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'E')
   Call: (219) [system] 'E'=')'
   Fail: (219) [system] 'E'=')'
   Call: (219) [system] 'E'=end_of_file
   Fail: (219) [system] 'E'=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55fbb4538270), _1812182)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _1814040)
   Exit: (221) [system] peek_char((0x55fbb4538270), 'E')
   Call: (221) [system] 'E'=(;)
   Fail: (221) [system] 'E'=(;)
   Call: (221) [system] 'E'=(/)
   Fail: (221) [system] 'E'=(/)
^  Call: (221) [user] is_like_space('E')
   Call: (222) [system] char_type('E', 'white')
   Fail: (222) [system] char_type('E', 'white')
   Call: (222) [system] char_type('E', end_of_line)
   Fail: (222) [system] char_type('E', end_of_line)
   Call: (222) [system] char_type('E', space)
   Fail: (222) [system] char_type('E', space)
   Call: (222) [system] char_type('E', cntrl)
   Fail: (222) [system] char_type('E', cntrl)
^  Fail: (221) [user] is_like_space('E')
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] get_char((0x55fbb4538270), _1830050)
   Exit: (220) [system] get_char((0x55fbb4538270), 'E')
   Call: (220) [system] 'E'='('
   Fail: (220) [system] 'E'='('
   Call: (220) [system] 'E'='['
   Fail: (220) [system] 'E'='['
   Call: (220) [system] 'E'='{'
   Fail: (220) [system] 'E'='{'
   Call: (220) [system] 'E'='"'
   Fail: (220) [system] 'E'='"'
   Call: (220) [system] 'E'=!
   Fail: (220) [system] 'E'=!
   Call: (220) [system] 'E'='\''
   Fail: (220) [system] 'E'='\''
   Call: (220) [system] 'E'='`'
   Fail: (220) [system] 'E'='`'
   Call: (220) [system] 'E'=end_of_file
   Fail: (220) [system] 'E'=end_of_file
^  Call: (220) [user] read_symbolic(')', (0x55fbb4538270), 'E', _1812182)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1847692)
   Call: (222) [system] peek_char((0x55fbb4538270), _1848626)
   Exit: (222) [system] peek_char((0x55fbb4538270), ')')
^  Call: (222) [user] is_delimiter(')')
   Call: (223) [system] char_type(')', space)
   Fail: (223) [system] char_type(')', space)
   Call: (223) [system] arg(_1853346, v('(', ')', end_of_file), ')')
   Exit: (223) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (222) [user] is_delimiter(')')
   Call: (222) [system] _1847692=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (221) [user] classify_and_convert_charseq(['E'], _1812182)
^  Call: (222) [user] classify_and_convert_charseq_(['E'], _1859782)
^  Call: (224) [system] setup_call_cleanup('$notrace'(_1860734, _1860736), once(user:catch(read_from_chars(['E'], _1859782), _1860716, fail)), '$restore_trace'(_1860734, _1860736))
^  Call: (225) [system] sig_atomic(system:'$notrace'(_1860734, _1860736))
^  Exit: (224) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _1859782), _1860716, fail)), system:'$restore_trace'(3, -1))
   Call: (223) [system] atomic(_1859782)
   Fail: (223) [system] atomic(_1859782)
   Call: (223) [system] atom_chars(_1859782, ['E'])
   Exit: (223) [system] atom_chars('E', ['E'])
^  Exit: (222) [user] classify_and_convert_charseq_(['E'], 'E')
   Call: (222) [system] integer('E')
   Fail: (222) [system] integer('E')
   Call: (222) [system] _1812182='E'
   Exit: (222) [system] 'E'='E'
^  Exit: (221) [user] classify_and_convert_charseq(['E'], 'E')
^  Exit: (220) [user] read_symbolic(')', (0x55fbb4538270), 'E', 'E')
^  Exit: (219) [user] cont_sexpr(')', (0x55fbb4538270), 'E')
^  Call: (219) [user] read_list(')', (0x55fbb4538270), _1874732)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _1876590)
   Exit: (221) [system] peek_char((0x55fbb4538270), ')')
   Call: (221) [system] ')'=(;)
   Fail: (221) [system] ')'=(;)
   Call: (221) [system] ')'=(/)
   Fail: (221) [system] ')'=(/)
^  Call: (221) [user] is_like_space(')')
   Call: (222) [system] char_type(')', 'white')
   Fail: (222) [system] char_type(')', 'white')
   Call: (222) [system] char_type(')', end_of_line)
   Fail: (222) [system] char_type(')', end_of_line)
   Call: (222) [system] char_type(')', space)
   Fail: (222) [system] char_type(')', space)
   Call: (222) [system] char_type(')', cntrl)
   Fail: (222) [system] char_type(')', cntrl)
^  Fail: (221) [user] is_like_space(')')
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _1892600)
   Exit: (220) [system] peek_char((0x55fbb4538270), ')')
   Call: (220) [system] ')'=')'
   Exit: (220) [system] ')'=')'
   Call: (220) [system] get_char((0x55fbb4538270), _1896390)
   Exit: (220) [system] get_char((0x55fbb4538270), ')')
   Call: (220) [system] _1874732=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_list(')', (0x55fbb4538270), [])
   Call: (219) [system] _1775522=['E']
   Exit: (219) [system] ['E']=['E']
^  Exit: (218) [user] read_list(')', (0x55fbb4538270), ['E'])
   Call: (218) [system] _1317428=[['OrLink', 'C', 'D'], 'E']
   Exit: (218) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (217) [user] read_list(')', (0x55fbb4538270), [['OrLink', 'C', 'D'], 'E'])
   Call: (217) [system] _1044432=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (217) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (216) [user] read_list(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (215) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (215) [user] read_list(')', (0x55fbb4538270), _1910272)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1912130)
   Exit: (217) [system] peek_char((0x55fbb4538270), ')')
   Call: (217) [system] ')'=(;)
   Fail: (217) [system] ')'=(;)
   Call: (217) [system] ')'=(/)
   Fail: (217) [system] ')'=(/)
^  Call: (217) [user] is_like_space(')')
   Call: (218) [system] char_type(')', 'white')
   Fail: (218) [system] char_type(')', 'white')
   Call: (218) [system] char_type(')', end_of_line)
   Fail: (218) [system] char_type(')', end_of_line)
   Call: (218) [system] char_type(')', space)
   Fail: (218) [system] char_type(')', space)
   Call: (218) [system] char_type(')', cntrl)
   Fail: (218) [system] char_type(')', cntrl)
^  Fail: (217) [user] is_like_space(')')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1928140)
   Exit: (216) [system] peek_char((0x55fbb4538270), ')')
   Call: (216) [system] ')'=')'
   Exit: (216) [system] ')'=')'
   Call: (216) [system] get_char((0x55fbb4538270), _1931930)
   Exit: (216) [system] get_char((0x55fbb4538270), ')')
   Call: (216) [system] _1910272=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_list(')', (0x55fbb4538270), [])
   Call: (215) [system] _1007772=[['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (215) [system] [['Implication', ['OrLink', 'C', 'D'], 'E']]=[['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (214) [user] read_list(')', (0x55fbb4538270), [['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (214) [system] _910434=['B', ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (214) [system] ['B', ['Implication', ['OrLink', 'C', 'D'], 'E']]=['B', ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (213) [user] read_list(')', (0x55fbb4538270), ['B', ['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (213) [system] _721088=['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (213) [system] ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]=['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (212) [user] read_list(')', (0x55fbb4538270), ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Exit: (211) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _1945812)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1947670)
   Exit: (213) [system] peek_char((0x55fbb4538270), ')')
   Call: (213) [system] ')'=(;)
   Fail: (213) [system] ')'=(;)
   Call: (213) [system] ')'=(/)
   Fail: (213) [system] ')'=(/)
^  Call: (213) [user] is_like_space(')')
   Call: (214) [system] char_type(')', 'white')
   Fail: (214) [system] char_type(')', 'white')
   Call: (214) [system] char_type(')', end_of_line)
   Fail: (214) [system] char_type(')', end_of_line)
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] char_type(')', cntrl)
   Fail: (214) [system] char_type(')', cntrl)
^  Fail: (213) [user] is_like_space(')')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1963680)
   Exit: (212) [system] peek_char((0x55fbb4538270), ')')
   Call: (212) [system] ')'=')'
   Exit: (212) [system] ')'=')'
   Call: (212) [system] get_char((0x55fbb4538270), _1967470)
   Exit: (212) [system] get_char((0x55fbb4538270), ')')
   Call: (212) [system] _1945812=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), [])
   Call: (211) [system] _684428=[['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (211) [system] [['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), [['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (210) [system] _5194=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (210) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (209) [system] _5186=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (209) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Exit: (207) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _1981352)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1983210)
   Exit: (209) [system] peek_char((0x55fbb4538270), ')')
   Call: (209) [system] ')'=(;)
   Fail: (209) [system] ')'=(;)
   Call: (209) [system] ')'=(/)
   Fail: (209) [system] ')'=(/)
^  Call: (209) [user] is_like_space(')')
   Call: (210) [system] char_type(')', 'white')
   Fail: (210) [system] char_type(')', 'white')
   Call: (210) [system] char_type(')', end_of_line)
   Fail: (210) [system] char_type(')', end_of_line)
   Call: (210) [system] char_type(')', space)
   Fail: (210) [system] char_type(')', space)
   Call: (210) [system] char_type(')', cntrl)
   Fail: (210) [system] char_type(')', cntrl)
^  Fail: (209) [user] is_like_space(')')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1999220)
   Exit: (208) [system] peek_char((0x55fbb4538270), ')')
   Call: (208) [system] ')'=')'
   Exit: (208) [system] ')'=')'
   Call: (208) [system] get_char((0x55fbb4538270), _2003010)
   Exit: (208) [system] get_char((0x55fbb4538270), ')')
   Call: (208) [system] _1981352=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), [])
   Call: (207) [system] _5182=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
   Exit: (207) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
   Call: (206) [system] _5140=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
   Exit: (206) [system] [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]]=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
^  Exit: (205) [user] read_list(')', (0x55fbb4538270), [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
   Call: (205) [system] _5132=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
   Exit: (205) [system] [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]]=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
^  Exit: (204) [user] read_list(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
^  Exit: (203) [user] cont_sexpr(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
^  Call: (203) [user] read_list(')', (0x55fbb4538270), _2016892)
^  Call: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _2018750)
   Exit: (205) [system] peek_char((0x55fbb4538270), '\n')
   Call: (205) [system] '\n'=(;)
   Fail: (205) [system] '\n'=(;)
   Call: (205) [system] '\n'=(/)
   Fail: (205) [system] '\n'=(/)
^  Call: (205) [user] is_like_space('\n')
   Call: (206) [system] char_type('\n', 'white')
   Fail: (206) [system] char_type('\n', 'white')
   Call: (206) [system] char_type('\n', end_of_line)
   Exit: (206) [system] char_type('\n', end_of_line)
^  Exit: (205) [user] is_like_space('\n')
   Call: (205) [system] get_char((0x55fbb4538270), _2030200)
   Exit: (205) [system] get_char((0x55fbb4538270), '\n')
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _2032904)
   Exit: (206) [system] peek_char((0x55fbb4538270), ' ')
   Call: (206) [system] ' '=(;)
   Fail: (206) [system] ' '=(;)
   Call: (206) [system] ' '=(/)
   Fail: (206) [system] ' '=(/)
^  Call: (206) [user] is_like_space(' ')
   Call: (207) [system] char_type(' ', 'white')
   Exit: (207) [system] char_type(' ', 'white')
^  Exit: (206) [user] is_like_space(' ')
   Call: (206) [system] get_char((0x55fbb4538270), _2042498)
   Exit: (206) [system] get_char((0x55fbb4538270), ' ')
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _2045202)
   Exit: (207) [system] peek_char((0x55fbb4538270), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
   Call: (207) [system] '('=(/)
   Fail: (207) [system] '('=(/)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
^  Exit: (204) [user] skip_spaces((0x55fbb4538270))
   Call: (204) [system] peek_char((0x55fbb4538270), _2063060)
   Exit: (204) [system] peek_char((0x55fbb4538270), '(')
   Call: (204) [system] '('=')'
   Fail: (204) [system] '('=')'
   Call: (204) [system] '('=end_of_file
   Fail: (204) [system] '('=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55fbb4538270), _2068630)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _2070488)
   Exit: (206) [system] peek_char((0x55fbb4538270), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
   Call: (206) [system] '('=(/)
   Fail: (206) [system] '('=(/)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] get_char((0x55fbb4538270), _2086498)
   Exit: (205) [system] get_char((0x55fbb4538270), '(')
   Call: (205) [system] '('='('
   Exit: (205) [system] '('='('
^  Call: (205) [user] read_list(')', (0x55fbb4538270), _2068630)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _2092068)
   Exit: (207) [system] peek_char((0x55fbb4538270), :)
   Call: (207) [system] (:)=(;)
   Fail: (207) [system] (:)=(;)
   Call: (207) [system] (:)=(/)
   Fail: (207) [system] (:)=(/)
^  Call: (207) [user] is_like_space(:)
   Call: (208) [system] char_type(:, 'white')
   Fail: (208) [system] char_type(:, 'white')
   Call: (208) [system] char_type(:, end_of_line)
   Fail: (208) [system] char_type(:, end_of_line)
   Call: (208) [system] char_type(:, space)
   Fail: (208) [system] char_type(:, space)
   Call: (208) [system] char_type(:, cntrl)
   Fail: (208) [system] char_type(:, cntrl)
^  Fail: (207) [user] is_like_space(:)
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _16514)
   Exit: (206) [system] peek_char((0x55fbb4538270), :)
   Call: (206) [system] (:)=')'
   Fail: (206) [system] (:)=')'
   Call: (206) [system] (:)=end_of_file
   Fail: (206) [system] (:)=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55fbb4538270), _22084)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _23942)
   Exit: (208) [system] peek_char((0x55fbb4538270), :)
   Call: (208) [system] (:)=(;)
   Fail: (208) [system] (:)=(;)
   Call: (208) [system] (:)=(/)
   Fail: (208) [system] (:)=(/)
^  Call: (208) [user] is_like_space(:)
   Call: (209) [system] char_type(:, 'white')
   Fail: (209) [system] char_type(:, 'white')
   Call: (209) [system] char_type(:, end_of_line)
   Fail: (209) [system] char_type(:, end_of_line)
   Call: (209) [system] char_type(:, space)
   Fail: (209) [system] char_type(:, space)
   Call: (209) [system] char_type(:, cntrl)
   Fail: (209) [system] char_type(:, cntrl)
^  Fail: (208) [user] is_like_space(:)
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] get_char((0x55fbb4538270), _39952)
   Exit: (207) [system] get_char((0x55fbb4538270), :)
   Call: (207) [system] (:)='('
   Fail: (207) [system] (:)='('
   Call: (207) [system] (:)='['
   Fail: (207) [system] (:)='['
   Call: (207) [system] (:)='{'
   Fail: (207) [system] (:)='{'
   Call: (207) [system] (:)='"'
   Fail: (207) [system] (:)='"'
   Call: (207) [system] (:)=!
   Fail: (207) [system] (:)=!
   Call: (207) [system] (:)='\''
   Fail: (207) [system] (:)='\''
   Call: (207) [system] (:)='`'
   Fail: (207) [system] (:)='`'
   Call: (207) [system] (:)=end_of_file
   Fail: (207) [system] (:)=end_of_file
^  Call: (207) [user] read_symbolic(')', (0x55fbb4538270), :, _22084)
^  Call: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), _57594)
   Call: (209) [system] peek_char((0x55fbb4538270), _58528)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _57594=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (208) [user] classify_and_convert_charseq([:], _22084)
^  Call: (209) [user] classify_and_convert_charseq_([:], _67812)
^  Call: (211) [system] setup_call_cleanup('$notrace'(_68764, _68766), once(user:catch(read_from_chars([:], _67812), _68746, fail)), '$restore_trace'(_68764, _68766))
^  Call: (212) [system] sig_atomic(system:'$notrace'(_68764, _68766))
^  Exit: (211) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _68746, fail)), system:'$restore_trace'(3, -1))
   Call: (210) [system] atomic(:)
   Exit: (210) [system] atomic(:)
^  Exit: (209) [user] classify_and_convert_charseq_([:], :)
   Call: (209) [system] integer(:)
   Fail: (209) [system] integer(:)
   Call: (209) [system] _22084=(:)
   Exit: (209) [system] (:)=(:)
^  Exit: (208) [user] classify_and_convert_charseq([:], :)
^  Exit: (207) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (206) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _80892)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _82750)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
   Call: (208) [system] ' '=(;)
   Fail: (208) [system] ' '=(;)
   Call: (208) [system] ' '=(/)
   Fail: (208) [system] ' '=(/)
^  Call: (208) [user] is_like_space(' ')
   Call: (209) [system] char_type(' ', 'white')
   Exit: (209) [system] char_type(' ', 'white')
^  Exit: (208) [user] is_like_space(' ')
   Call: (208) [system] get_char((0x55fbb4538270), _92344)
   Exit: (208) [system] get_char((0x55fbb4538270), ' ')
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _95048)
   Exit: (209) [system] peek_char((0x55fbb4538270), '(')
   Call: (209) [system] '('=(;)
   Fail: (209) [system] '('=(;)
   Call: (209) [system] '('=(/)
   Fail: (209) [system] '('=(/)
^  Call: (209) [user] is_like_space('(')
   Call: (210) [system] char_type('(', 'white')
   Fail: (210) [system] char_type('(', 'white')
   Call: (210) [system] char_type('(', end_of_line)
   Fail: (210) [system] char_type('(', end_of_line)
   Call: (210) [system] char_type('(', space)
   Fail: (210) [system] char_type('(', space)
   Call: (210) [system] char_type('(', cntrl)
   Fail: (210) [system] char_type('(', cntrl)
^  Fail: (209) [user] is_like_space('(')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _111982)
   Exit: (207) [system] peek_char((0x55fbb4538270), '(')
   Call: (207) [system] '('=')'
   Fail: (207) [system] '('=')'
   Call: (207) [system] '('=end_of_file
   Fail: (207) [system] '('=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55fbb4538270), _117552)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _119410)
   Exit: (209) [system] peek_char((0x55fbb4538270), '(')
   Call: (209) [system] '('=(;)
   Fail: (209) [system] '('=(;)
   Call: (209) [system] '('=(/)
   Fail: (209) [system] '('=(/)
^  Call: (209) [user] is_like_space('(')
   Call: (210) [system] char_type('(', 'white')
   Fail: (210) [system] char_type('(', 'white')
   Call: (210) [system] char_type('(', end_of_line)
   Fail: (210) [system] char_type('(', end_of_line)
   Call: (210) [system] char_type('(', space)
   Fail: (210) [system] char_type('(', space)
   Call: (210) [system] char_type('(', cntrl)
   Fail: (210) [system] char_type('(', cntrl)
^  Fail: (209) [user] is_like_space('(')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] get_char((0x55fbb4538270), _135420)
   Exit: (208) [system] get_char((0x55fbb4538270), '(')
   Call: (208) [system] '('='('
   Exit: (208) [system] '('='('
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _117552)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _140990)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'D')
   Call: (210) [system] 'D'=(;)
   Fail: (210) [system] 'D'=(;)
   Call: (210) [system] 'D'=(/)
   Fail: (210) [system] 'D'=(/)
^  Call: (210) [user] is_like_space('D')
   Call: (211) [system] char_type('D', 'white')
   Fail: (211) [system] char_type('D', 'white')
   Call: (211) [system] char_type('D', end_of_line)
   Fail: (211) [system] char_type('D', end_of_line)
   Call: (211) [system] char_type('D', space)
   Fail: (211) [system] char_type('D', space)
   Call: (211) [system] char_type('D', cntrl)
   Fail: (211) [system] char_type('D', cntrl)
^  Fail: (210) [user] is_like_space('D')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _157000)
   Exit: (209) [system] peek_char((0x55fbb4538270), 'D')
   Call: (209) [system] 'D'=')'
   Fail: (209) [system] 'D'=')'
   Call: (209) [system] 'D'=end_of_file
   Fail: (209) [system] 'D'=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55fbb4538270), _162570)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _164428)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'D')
   Call: (211) [system] 'D'=(;)
   Fail: (211) [system] 'D'=(;)
   Call: (211) [system] 'D'=(/)
   Fail: (211) [system] 'D'=(/)
^  Call: (211) [user] is_like_space('D')
   Call: (212) [system] char_type('D', 'white')
   Fail: (212) [system] char_type('D', 'white')
   Call: (212) [system] char_type('D', end_of_line)
   Fail: (212) [system] char_type('D', end_of_line)
   Call: (212) [system] char_type('D', space)
   Fail: (212) [system] char_type('D', space)
   Call: (212) [system] char_type('D', cntrl)
   Fail: (212) [system] char_type('D', cntrl)
^  Fail: (211) [user] is_like_space('D')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] get_char((0x55fbb4538270), _180438)
   Exit: (210) [system] get_char((0x55fbb4538270), 'D')
   Call: (210) [system] 'D'='('
   Fail: (210) [system] 'D'='('
   Call: (210) [system] 'D'='['
   Fail: (210) [system] 'D'='['
   Call: (210) [system] 'D'='{'
   Fail: (210) [system] 'D'='{'
   Call: (210) [system] 'D'='"'
   Fail: (210) [system] 'D'='"'
   Call: (210) [system] 'D'=!
   Fail: (210) [system] 'D'=!
   Call: (210) [system] 'D'='\''
   Fail: (210) [system] 'D'='\''
   Call: (210) [system] 'D'='`'
   Fail: (210) [system] 'D'='`'
   Call: (210) [system] 'D'=end_of_file
   Fail: (210) [system] 'D'=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55fbb4538270), 'D', _162570)
^  Call: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), _198080)
   Call: (212) [system] peek_char((0x55fbb4538270), _199014)
   Exit: (212) [system] peek_char((0x55fbb4538270), i)
^  Call: (212) [user] is_delimiter(i)
   Call: (213) [system] char_type(i, space)
   Fail: (213) [system] char_type(i, space)
   Call: (213) [system] arg(_203734, v('(', ')', end_of_file), i)
   Fail: (213) [system] arg(_204666, v('(', ')', end_of_file), i)
^  Fail: (212) [user] is_delimiter(i)
   Call: (212) [system] ')'==i
   Fail: (212) [system] ')'==i
   Call: (212) [system] get_char((0x55fbb4538270), i)
   Exit: (212) [system] get_char((0x55fbb4538270), i)
   Call: (212) [system] i=(\)
   Fail: (212) [system] i=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _212016)
   Call: (213) [system] peek_char((0x55fbb4538270), _212950)
   Exit: (213) [system] peek_char((0x55fbb4538270), s)
^  Call: (213) [user] is_delimiter(s)
   Call: (214) [system] char_type(s, space)
   Fail: (214) [system] char_type(s, space)
   Call: (214) [system] arg(_217670, v('(', ')', end_of_file), s)
   Fail: (214) [system] arg(_218602, v('(', ')', end_of_file), s)
^  Fail: (213) [user] is_delimiter(s)
   Call: (213) [system] ')'==s
   Fail: (213) [system] ')'==s
   Call: (213) [system] get_char((0x55fbb4538270), s)
   Exit: (213) [system] get_char((0x55fbb4538270), s)
   Call: (213) [system] s=(\)
   Fail: (213) [system] s=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _225952)
   Call: (214) [system] peek_char((0x55fbb4538270), _226886)
   Exit: (214) [system] peek_char((0x55fbb4538270), j)
^  Call: (214) [user] is_delimiter(j)
   Call: (215) [system] char_type(j, space)
   Fail: (215) [system] char_type(j, space)
   Call: (215) [system] arg(_231606, v('(', ')', end_of_file), j)
   Fail: (215) [system] arg(_232538, v('(', ')', end_of_file), j)
^  Fail: (214) [user] is_delimiter(j)
   Call: (214) [system] ')'==j
   Fail: (214) [system] ')'==j
   Call: (214) [system] get_char((0x55fbb4538270), j)
   Exit: (214) [system] get_char((0x55fbb4538270), j)
   Call: (214) [system] j=(\)
   Fail: (214) [system] j=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _239888)
   Call: (215) [system] peek_char((0x55fbb4538270), _240822)
   Exit: (215) [system] peek_char((0x55fbb4538270), u)
^  Call: (215) [user] is_delimiter(u)
   Call: (216) [system] char_type(u, space)
   Fail: (216) [system] char_type(u, space)
   Call: (216) [system] arg(_245542, v('(', ')', end_of_file), u)
   Fail: (216) [system] arg(_246474, v('(', ')', end_of_file), u)
^  Fail: (215) [user] is_delimiter(u)
   Call: (215) [system] ')'==u
   Fail: (215) [system] ')'==u
   Call: (215) [system] get_char((0x55fbb4538270), u)
   Exit: (215) [system] get_char((0x55fbb4538270), u)
   Call: (215) [system] u=(\)
   Fail: (215) [system] u=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _253824)
   Call: (216) [system] peek_char((0x55fbb4538270), _254758)
   Exit: (216) [system] peek_char((0x55fbb4538270), n)
^  Call: (216) [user] is_delimiter(n)
   Call: (217) [system] char_type(n, space)
   Fail: (217) [system] char_type(n, space)
   Call: (217) [system] arg(_259478, v('(', ')', end_of_file), n)
   Fail: (217) [system] arg(_260410, v('(', ')', end_of_file), n)
^  Fail: (216) [user] is_delimiter(n)
   Call: (216) [system] ')'==n
   Fail: (216) [system] ')'==n
   Call: (216) [system] get_char((0x55fbb4538270), n)
   Exit: (216) [system] get_char((0x55fbb4538270), n)
   Call: (216) [system] n=(\)
   Fail: (216) [system] n=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _267760)
   Call: (217) [system] peek_char((0x55fbb4538270), _268694)
   Exit: (217) [system] peek_char((0x55fbb4538270), c)
^  Call: (217) [user] is_delimiter(c)
   Call: (218) [system] char_type(c, space)
   Fail: (218) [system] char_type(c, space)
   Call: (218) [system] arg(_273414, v('(', ')', end_of_file), c)
   Fail: (218) [system] arg(_274346, v('(', ')', end_of_file), c)
^  Fail: (217) [user] is_delimiter(c)
   Call: (217) [system] ')'==c
   Fail: (217) [system] ')'==c
   Call: (217) [system] get_char((0x55fbb4538270), c)
   Exit: (217) [system] get_char((0x55fbb4538270), c)
   Call: (217) [system] c=(\)
   Fail: (217) [system] c=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _281696)
   Call: (218) [system] peek_char((0x55fbb4538270), _282630)
   Exit: (218) [system] peek_char((0x55fbb4538270), t)
^  Call: (218) [user] is_delimiter(t)
   Call: (219) [system] char_type(t, space)
   Fail: (219) [system] char_type(t, space)
   Call: (219) [system] arg(_287350, v('(', ')', end_of_file), t)
   Fail: (219) [system] arg(_288282, v('(', ')', end_of_file), t)
^  Fail: (218) [user] is_delimiter(t)
   Call: (218) [system] ')'==t
   Fail: (218) [system] ')'==t
   Call: (218) [system] get_char((0x55fbb4538270), t)
   Exit: (218) [system] get_char((0x55fbb4538270), t)
   Call: (218) [system] t=(\)
   Fail: (218) [system] t=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _295632)
   Call: (219) [system] peek_char((0x55fbb4538270), _296566)
   Exit: (219) [system] peek_char((0x55fbb4538270), i)
^  Call: (219) [user] is_delimiter(i)
   Call: (220) [system] char_type(i, space)
   Fail: (220) [system] char_type(i, space)
   Call: (220) [system] arg(_301286, v('(', ')', end_of_file), i)
   Fail: (220) [system] arg(_302218, v('(', ')', end_of_file), i)
^  Fail: (219) [user] is_delimiter(i)
   Call: (219) [system] ')'==i
   Fail: (219) [system] ')'==i
   Call: (219) [system] get_char((0x55fbb4538270), i)
   Exit: (219) [system] get_char((0x55fbb4538270), i)
   Call: (219) [system] i=(\)
   Fail: (219) [system] i=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _309568)
   Call: (220) [system] peek_char((0x55fbb4538270), _310502)
   Exit: (220) [system] peek_char((0x55fbb4538270), o)
^  Call: (220) [user] is_delimiter(o)
   Call: (221) [system] char_type(o, space)
   Fail: (221) [system] char_type(o, space)
   Call: (221) [system] arg(_315222, v('(', ')', end_of_file), o)
   Fail: (221) [system] arg(_316154, v('(', ')', end_of_file), o)
^  Fail: (220) [user] is_delimiter(o)
   Call: (220) [system] ')'==o
   Fail: (220) [system] ')'==o
   Call: (220) [system] get_char((0x55fbb4538270), o)
   Exit: (220) [system] get_char((0x55fbb4538270), o)
   Call: (220) [system] o=(\)
   Fail: (220) [system] o=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _323504)
   Call: (221) [system] peek_char((0x55fbb4538270), _324438)
   Exit: (221) [system] peek_char((0x55fbb4538270), n)
^  Call: (221) [user] is_delimiter(n)
   Call: (222) [system] char_type(n, space)
   Fail: (222) [system] char_type(n, space)
   Call: (222) [system] arg(_329158, v('(', ')', end_of_file), n)
   Fail: (222) [system] arg(_330090, v('(', ')', end_of_file), n)
^  Fail: (221) [user] is_delimiter(n)
   Call: (221) [system] ')'==n
   Fail: (221) [system] ')'==n
   Call: (221) [system] get_char((0x55fbb4538270), n)
   Exit: (221) [system] get_char((0x55fbb4538270), n)
   Call: (221) [system] n=(\)
   Fail: (221) [system] n=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _337440)
   Call: (222) [system] peek_char((0x55fbb4538270), _338374)
   Exit: (222) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (222) [user] is_delimiter('I')
   Call: (223) [system] char_type('I', space)
   Fail: (223) [system] char_type('I', space)
   Call: (223) [system] arg(_343094, v('(', ')', end_of_file), 'I')
   Fail: (223) [system] arg(_344026, v('(', ')', end_of_file), 'I')
^  Fail: (222) [user] is_delimiter('I')
   Call: (222) [system] ')'=='I'
   Fail: (222) [system] ')'=='I'
   Call: (222) [system] get_char((0x55fbb4538270), 'I')
   Exit: (222) [system] get_char((0x55fbb4538270), 'I')
   Call: (222) [system] 'I'=(\)
   Fail: (222) [system] 'I'=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _351376)
   Call: (223) [system] peek_char((0x55fbb4538270), _352310)
   Exit: (223) [system] peek_char((0x55fbb4538270), n)
^  Call: (223) [user] is_delimiter(n)
   Call: (224) [system] char_type(n, space)
   Fail: (224) [system] char_type(n, space)
   Call: (224) [system] arg(_357030, v('(', ')', end_of_file), n)
   Fail: (224) [system] arg(_357962, v('(', ')', end_of_file), n)
^  Fail: (223) [user] is_delimiter(n)
   Call: (223) [system] ')'==n
   Fail: (223) [system] ')'==n
   Call: (223) [system] get_char((0x55fbb4538270), n)
   Exit: (223) [system] get_char((0x55fbb4538270), n)
   Call: (223) [system] n=(\)
   Fail: (223) [system] n=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _365312)
   Call: (224) [system] peek_char((0x55fbb4538270), _366246)
   Exit: (224) [system] peek_char((0x55fbb4538270), t)
^  Call: (224) [user] is_delimiter(t)
   Call: (225) [system] char_type(t, space)
   Fail: (225) [system] char_type(t, space)
   Call: (225) [system] arg(_370966, v('(', ')', end_of_file), t)
   Fail: (225) [system] arg(_371898, v('(', ')', end_of_file), t)
^  Fail: (224) [user] is_delimiter(t)
   Call: (224) [system] ')'==t
   Fail: (224) [system] ')'==t
   Call: (224) [system] get_char((0x55fbb4538270), t)
   Exit: (224) [system] get_char((0x55fbb4538270), t)
   Call: (224) [system] t=(\)
   Fail: (224) [system] t=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _379248)
   Call: (225) [system] peek_char((0x55fbb4538270), _380182)
   Exit: (225) [system] peek_char((0x55fbb4538270), r)
^  Call: (225) [user] is_delimiter(r)
   Call: (226) [system] char_type(r, space)
   Fail: (226) [system] char_type(r, space)
   Call: (226) [system] arg(_384902, v('(', ')', end_of_file), r)
   Fail: (226) [system] arg(_385834, v('(', ')', end_of_file), r)
^  Fail: (225) [user] is_delimiter(r)
   Call: (225) [system] ')'==r
   Fail: (225) [system] ')'==r
   Call: (225) [system] get_char((0x55fbb4538270), r)
   Exit: (225) [system] get_char((0x55fbb4538270), r)
   Call: (225) [system] r=(\)
   Fail: (225) [system] r=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _393184)
   Call: (226) [system] peek_char((0x55fbb4538270), _394118)
   Exit: (226) [system] peek_char((0x55fbb4538270), o)
^  Call: (226) [user] is_delimiter(o)
   Call: (227) [system] char_type(o, space)
   Fail: (227) [system] char_type(o, space)
   Call: (227) [system] arg(_398838, v('(', ')', end_of_file), o)
   Fail: (227) [system] arg(_399770, v('(', ')', end_of_file), o)
^  Fail: (226) [user] is_delimiter(o)
   Call: (226) [system] ')'==o
   Fail: (226) [system] ')'==o
   Call: (226) [system] get_char((0x55fbb4538270), o)
   Exit: (226) [system] get_char((0x55fbb4538270), o)
   Call: (226) [system] o=(\)
   Fail: (226) [system] o=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _407120)
   Call: (227) [system] peek_char((0x55fbb4538270), _408054)
   Exit: (227) [system] peek_char((0x55fbb4538270), d)
^  Call: (227) [user] is_delimiter(d)
   Call: (228) [system] char_type(d, space)
   Fail: (228) [system] char_type(d, space)
   Call: (228) [system] arg(_412774, v('(', ')', end_of_file), d)
   Fail: (228) [system] arg(_413706, v('(', ')', end_of_file), d)
^  Fail: (227) [user] is_delimiter(d)
   Call: (227) [system] ')'==d
   Fail: (227) [system] ')'==d
   Call: (227) [system] get_char((0x55fbb4538270), d)
   Exit: (227) [system] get_char((0x55fbb4538270), d)
   Call: (227) [system] d=(\)
   Fail: (227) [system] d=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _421056)
   Call: (228) [system] peek_char((0x55fbb4538270), _421990)
   Exit: (228) [system] peek_char((0x55fbb4538270), u)
^  Call: (228) [user] is_delimiter(u)
   Call: (229) [system] char_type(u, space)
   Fail: (229) [system] char_type(u, space)
   Call: (229) [system] arg(_426710, v('(', ')', end_of_file), u)
   Fail: (229) [system] arg(_427642, v('(', ')', end_of_file), u)
^  Fail: (228) [user] is_delimiter(u)
   Call: (228) [system] ')'==u
   Fail: (228) [system] ')'==u
   Call: (228) [system] get_char((0x55fbb4538270), u)
   Exit: (228) [system] get_char((0x55fbb4538270), u)
   Call: (228) [system] u=(\)
   Fail: (228) [system] u=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _434992)
   Call: (229) [system] peek_char((0x55fbb4538270), _435926)
   Exit: (229) [system] peek_char((0x55fbb4538270), c)
^  Call: (229) [user] is_delimiter(c)
   Call: (230) [system] char_type(c, space)
   Fail: (230) [system] char_type(c, space)
   Call: (230) [system] arg(_440646, v('(', ')', end_of_file), c)
   Fail: (230) [system] arg(_441578, v('(', ')', end_of_file), c)
^  Fail: (229) [user] is_delimiter(c)
   Call: (229) [system] ')'==c
   Fail: (229) [system] ')'==c
   Call: (229) [system] get_char((0x55fbb4538270), c)
   Exit: (229) [system] get_char((0x55fbb4538270), c)
   Call: (229) [system] c=(\)
   Fail: (229) [system] c=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _448928)
   Call: (230) [system] peek_char((0x55fbb4538270), _449862)
   Exit: (230) [system] peek_char((0x55fbb4538270), t)
^  Call: (230) [user] is_delimiter(t)
   Call: (231) [system] char_type(t, space)
   Fail: (231) [system] char_type(t, space)
   Call: (231) [system] arg(_454582, v('(', ')', end_of_file), t)
   Fail: (231) [system] arg(_455514, v('(', ')', end_of_file), t)
^  Fail: (230) [user] is_delimiter(t)
   Call: (230) [system] ')'==t
   Fail: (230) [system] ')'==t
   Call: (230) [system] get_char((0x55fbb4538270), t)
   Exit: (230) [system] get_char((0x55fbb4538270), t)
   Call: (230) [system] t=(\)
   Fail: (230) [system] t=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _462864)
   Call: (231) [system] peek_char((0x55fbb4538270), _463798)
   Exit: (231) [system] peek_char((0x55fbb4538270), i)
^  Call: (231) [user] is_delimiter(i)
   Call: (232) [system] char_type(i, space)
   Fail: (232) [system] char_type(i, space)
   Call: (232) [system] arg(_468518, v('(', ')', end_of_file), i)
   Fail: (232) [system] arg(_469450, v('(', ')', end_of_file), i)
^  Fail: (231) [user] is_delimiter(i)
   Call: (231) [system] ')'==i
   Fail: (231) [system] ')'==i
   Call: (231) [system] get_char((0x55fbb4538270), i)
   Exit: (231) [system] get_char((0x55fbb4538270), i)
   Call: (231) [system] i=(\)
   Fail: (231) [system] i=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _476800)
   Call: (232) [system] peek_char((0x55fbb4538270), _477734)
   Exit: (232) [system] peek_char((0x55fbb4538270), o)
^  Call: (232) [user] is_delimiter(o)
   Call: (233) [system] char_type(o, space)
   Fail: (233) [system] char_type(o, space)
   Call: (233) [system] arg(_482454, v('(', ')', end_of_file), o)
   Fail: (233) [system] arg(_483386, v('(', ')', end_of_file), o)
^  Fail: (232) [user] is_delimiter(o)
   Call: (232) [system] ')'==o
   Fail: (232) [system] ')'==o
   Call: (232) [system] get_char((0x55fbb4538270), o)
   Exit: (232) [system] get_char((0x55fbb4538270), o)
   Call: (232) [system] o=(\)
   Fail: (232) [system] o=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _490736)
   Call: (233) [system] peek_char((0x55fbb4538270), _491670)
   Exit: (233) [system] peek_char((0x55fbb4538270), n)
^  Call: (233) [user] is_delimiter(n)
   Call: (234) [system] char_type(n, space)
   Fail: (234) [system] char_type(n, space)
   Call: (234) [system] arg(_496390, v('(', ')', end_of_file), n)
   Fail: (234) [system] arg(_497322, v('(', ')', end_of_file), n)
^  Fail: (233) [user] is_delimiter(n)
   Call: (233) [system] ')'==n
   Fail: (233) [system] ')'==n
   Call: (233) [system] get_char((0x55fbb4538270), n)
   Exit: (233) [system] get_char((0x55fbb4538270), n)
   Call: (233) [system] n=(\)
   Fail: (233) [system] n=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _504672)
   Call: (234) [system] peek_char((0x55fbb4538270), _505606)
   Exit: (234) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (234) [user] is_delimiter(' ')
   Call: (235) [system] char_type(' ', space)
   Exit: (235) [system] char_type(' ', space)
^  Exit: (234) [user] is_delimiter(' ')
   Call: (234) [system] _504672=[]
   Exit: (234) [system] []=[]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (233) [system] _490736=[n]
   Exit: (233) [system] [n]=[n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (232) [system] _476800=[o, n]
   Exit: (232) [system] [o, n]=[o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (231) [system] _462864=[i, o, n]
   Exit: (231) [system] [i, o, n]=[i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (230) [system] _448928=[t, i, o, n]
   Exit: (230) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (229) [system] _434992=[c, t, i, o, n]
   Exit: (229) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (228) [system] _421056=[u, c, t, i, o, n]
   Exit: (228) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (227) [system] _407120=[d, u, c, t, i, o, n]
   Exit: (227) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (226) [system] _393184=[o, d, u, c, t, i, o, n]
   Exit: (226) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (225) [system] _379248=[r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _365312=[t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _351376=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _337440=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _323504=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _309568=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _295632=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _281696=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _267760=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _253824=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _239888=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _225952=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _212016=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (212) [system] _198080=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (212) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (211) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _162570)
^  Call: (212) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _576358)
^  Call: (214) [system] setup_call_cleanup('$notrace'(_577310, _577312), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _576358), _577292, fail)), '$restore_trace'(_577310, _577312))
^  Call: (215) [system] sig_atomic(system:'$notrace'(_577310, _577312))
^  Exit: (214) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _576358), _577292, fail)), system:'$restore_trace'(3, -1))
   Call: (213) [system] atomic(_576358)
   Fail: (213) [system] atomic(_576358)
   Call: (213) [system] atom_chars(_576358, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (213) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (212) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
   Call: (212) [system] integer('DisjunctionIntroduction')
   Fail: (212) [system] integer('DisjunctionIntroduction')
   Call: (212) [system] _162570='DisjunctionIntroduction'
   Exit: (212) [system] 'DisjunctionIntroduction'='DisjunctionIntroduction'
^  Exit: (211) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (210) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'DisjunctionIntroduction')
^  Exit: (209) [user] cont_sexpr(')', (0x55fbb4538270), 'DisjunctionIntroduction')
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _591308)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _593166)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
   Call: (211) [system] ' '=(/)
   Fail: (211) [system] ' '=(/)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55fbb4538270), _602760)
   Exit: (211) [system] get_char((0x55fbb4538270), ' ')
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _605464)
   Exit: (212) [system] peek_char((0x55fbb4538270), a)
   Call: (212) [system] a=(;)
   Fail: (212) [system] a=(;)
   Call: (212) [system] a=(/)
   Fail: (212) [system] a=(/)
^  Call: (212) [user] is_like_space(a)
   Call: (213) [system] char_type(a, 'white')
   Fail: (213) [system] char_type(a, 'white')
   Call: (213) [system] char_type(a, end_of_line)
   Fail: (213) [system] char_type(a, end_of_line)
   Call: (213) [system] char_type(a, space)
   Fail: (213) [system] char_type(a, space)
   Call: (213) [system] char_type(a, cntrl)
   Fail: (213) [system] char_type(a, cntrl)
^  Fail: (212) [user] is_like_space(a)
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _622398)
   Exit: (210) [system] peek_char((0x55fbb4538270), a)
   Call: (210) [system] a=')'
   Fail: (210) [system] a=')'
   Call: (210) [system] a=end_of_file
   Fail: (210) [system] a=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55fbb4538270), _627968)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _629826)
   Exit: (212) [system] peek_char((0x55fbb4538270), a)
   Call: (212) [system] a=(;)
   Fail: (212) [system] a=(;)
   Call: (212) [system] a=(/)
   Fail: (212) [system] a=(/)
^  Call: (212) [user] is_like_space(a)
   Call: (213) [system] char_type(a, 'white')
   Fail: (213) [system] char_type(a, 'white')
   Call: (213) [system] char_type(a, end_of_line)
   Fail: (213) [system] char_type(a, end_of_line)
   Call: (213) [system] char_type(a, space)
   Fail: (213) [system] char_type(a, space)
   Call: (213) [system] char_type(a, cntrl)
   Fail: (213) [system] char_type(a, cntrl)
^  Fail: (212) [user] is_like_space(a)
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] get_char((0x55fbb4538270), _645836)
   Exit: (211) [system] get_char((0x55fbb4538270), a)
   Call: (211) [system] a='('
   Fail: (211) [system] a='('
   Call: (211) [system] a='['
   Fail: (211) [system] a='['
   Call: (211) [system] a='{'
   Fail: (211) [system] a='{'
   Call: (211) [system] a='"'
   Fail: (211) [system] a='"'
   Call: (211) [system] a=!
   Fail: (211) [system] a=!
   Call: (211) [system] a='\''
   Fail: (211) [system] a='\''
   Call: (211) [system] a='`'
   Fail: (211) [system] a='`'
   Call: (211) [system] a=end_of_file
   Fail: (211) [system] a=end_of_file
^  Call: (211) [user] read_symbolic(')', (0x55fbb4538270), a, _627968)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _663478)
   Call: (213) [system] peek_char((0x55fbb4538270), _664412)
   Exit: (213) [system] peek_char((0x55fbb4538270), b)
^  Call: (213) [user] is_delimiter(b)
   Call: (214) [system] char_type(b, space)
   Fail: (214) [system] char_type(b, space)
   Call: (214) [system] arg(_669132, v('(', ')', end_of_file), b)
   Fail: (214) [system] arg(_670064, v('(', ')', end_of_file), b)
^  Fail: (213) [user] is_delimiter(b)
   Call: (213) [system] ')'==b
   Fail: (213) [system] ')'==b
   Call: (213) [system] get_char((0x55fbb4538270), b)
   Exit: (213) [system] get_char((0x55fbb4538270), b)
   Call: (213) [system] b=(\)
   Fail: (213) [system] b=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _677414)
   Call: (214) [system] peek_char((0x55fbb4538270), _678348)
   Exit: (214) [system] peek_char((0x55fbb4538270), c)
^  Call: (214) [user] is_delimiter(c)
   Call: (215) [system] char_type(c, space)
   Fail: (215) [system] char_type(c, space)
   Call: (215) [system] arg(_683068, v('(', ')', end_of_file), c)
   Fail: (215) [system] arg(_684000, v('(', ')', end_of_file), c)
^  Fail: (214) [user] is_delimiter(c)
   Call: (214) [system] ')'==c
   Fail: (214) [system] ')'==c
   Call: (214) [system] get_char((0x55fbb4538270), c)
   Exit: (214) [system] get_char((0x55fbb4538270), c)
   Call: (214) [system] c=(\)
   Fail: (214) [system] c=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _691350)
   Call: (215) [system] peek_char((0x55fbb4538270), _692284)
   Exit: (215) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (215) [user] is_delimiter(' ')
   Call: (216) [system] char_type(' ', space)
   Exit: (216) [system] char_type(' ', space)
^  Exit: (215) [user] is_delimiter(' ')
   Call: (215) [system] _691350=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (214) [system] _677414=[c]
   Exit: (214) [system] [c]=[c]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [c])
   Call: (213) [system] _663478=[b, c]
   Exit: (213) [system] [b, c]=[b, c]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [b, c])
^  Call: (212) [user] classify_and_convert_charseq([a, b, c], _627968)
^  Call: (213) [user] classify_and_convert_charseq_([a, b, c], _707156)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_708108, _708110), once(user:catch(read_from_chars([a, b, c], _707156), _708090, fail)), '$restore_trace'(_708108, _708110))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_708108, _708110))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _708090, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(abc)
   Exit: (214) [system] atomic(abc)
^  Exit: (213) [user] classify_and_convert_charseq_([a, b, c], abc)
   Call: (213) [system] integer(abc)
   Fail: (213) [system] integer(abc)
   Call: (213) [system] _627968=abc
   Exit: (213) [system] abc=abc
^  Exit: (212) [user] classify_and_convert_charseq([a, b, c], abc)
^  Exit: (211) [user] read_symbolic(')', (0x55fbb4538270), a, abc)
^  Exit: (210) [user] cont_sexpr(')', (0x55fbb4538270), abc)
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _720236)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _722094)
   Exit: (212) [system] peek_char((0x55fbb4538270), ' ')
   Call: (212) [system] ' '=(;)
   Fail: (212) [system] ' '=(;)
   Call: (212) [system] ' '=(/)
   Fail: (212) [system] ' '=(/)
^  Call: (212) [user] is_like_space(' ')
   Call: (213) [system] char_type(' ', 'white')
   Exit: (213) [system] char_type(' ', 'white')
^  Exit: (212) [user] is_like_space(' ')
   Call: (212) [system] get_char((0x55fbb4538270), _731688)
   Exit: (212) [system] get_char((0x55fbb4538270), ' ')
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _734392)
   Exit: (213) [system] peek_char((0x55fbb4538270), '(')
   Call: (213) [system] '('=(;)
   Fail: (213) [system] '('=(;)
   Call: (213) [system] '('=(/)
   Fail: (213) [system] '('=(/)
^  Call: (213) [user] is_like_space('(')
   Call: (214) [system] char_type('(', 'white')
   Fail: (214) [system] char_type('(', 'white')
   Call: (214) [system] char_type('(', end_of_line)
   Fail: (214) [system] char_type('(', end_of_line)
   Call: (214) [system] char_type('(', space)
   Fail: (214) [system] char_type('(', space)
   Call: (214) [system] char_type('(', cntrl)
   Fail: (214) [system] char_type('(', cntrl)
^  Fail: (213) [user] is_like_space('(')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _751326)
   Exit: (211) [system] peek_char((0x55fbb4538270), '(')
   Call: (211) [system] '('=')'
   Fail: (211) [system] '('=')'
   Call: (211) [system] '('=end_of_file
   Fail: (211) [system] '('=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55fbb4538270), _756896)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _758754)
   Exit: (213) [system] peek_char((0x55fbb4538270), '(')
   Call: (213) [system] '('=(;)
   Fail: (213) [system] '('=(;)
   Call: (213) [system] '('=(/)
   Fail: (213) [system] '('=(/)
^  Call: (213) [user] is_like_space('(')
   Call: (214) [system] char_type('(', 'white')
   Fail: (214) [system] char_type('(', 'white')
   Call: (214) [system] char_type('(', end_of_line)
   Fail: (214) [system] char_type('(', end_of_line)
   Call: (214) [system] char_type('(', space)
   Fail: (214) [system] char_type('(', space)
   Call: (214) [system] char_type('(', cntrl)
   Fail: (214) [system] char_type('(', cntrl)
^  Fail: (213) [user] is_like_space('(')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] get_char((0x55fbb4538270), _774764)
   Exit: (212) [system] get_char((0x55fbb4538270), '(')
   Call: (212) [system] '('='('
   Exit: (212) [system] '('='('
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _756896)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _780334)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'D')
   Call: (214) [system] 'D'=(;)
   Fail: (214) [system] 'D'=(;)
   Call: (214) [system] 'D'=(/)
   Fail: (214) [system] 'D'=(/)
^  Call: (214) [user] is_like_space('D')
   Call: (215) [system] char_type('D', 'white')
   Fail: (215) [system] char_type('D', 'white')
   Call: (215) [system] char_type('D', end_of_line)
   Fail: (215) [system] char_type('D', end_of_line)
   Call: (215) [system] char_type('D', space)
   Fail: (215) [system] char_type('D', space)
   Call: (215) [system] char_type('D', cntrl)
   Fail: (215) [system] char_type('D', cntrl)
^  Fail: (214) [user] is_like_space('D')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _796344)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'D')
   Call: (213) [system] 'D'=')'
   Fail: (213) [system] 'D'=')'
   Call: (213) [system] 'D'=end_of_file
   Fail: (213) [system] 'D'=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55fbb4538270), _801914)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _803772)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'D')
   Call: (215) [system] 'D'=(;)
   Fail: (215) [system] 'D'=(;)
   Call: (215) [system] 'D'=(/)
   Fail: (215) [system] 'D'=(/)
^  Call: (215) [user] is_like_space('D')
   Call: (216) [system] char_type('D', 'white')
   Fail: (216) [system] char_type('D', 'white')
   Call: (216) [system] char_type('D', end_of_line)
   Fail: (216) [system] char_type('D', end_of_line)
   Call: (216) [system] char_type('D', space)
   Fail: (216) [system] char_type('D', space)
   Call: (216) [system] char_type('D', cntrl)
   Fail: (216) [system] char_type('D', cntrl)
^  Fail: (215) [user] is_like_space('D')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] get_char((0x55fbb4538270), _819782)
   Exit: (214) [system] get_char((0x55fbb4538270), 'D')
   Call: (214) [system] 'D'='('
   Fail: (214) [system] 'D'='('
   Call: (214) [system] 'D'='['
   Fail: (214) [system] 'D'='['
   Call: (214) [system] 'D'='{'
   Fail: (214) [system] 'D'='{'
   Call: (214) [system] 'D'='"'
   Fail: (214) [system] 'D'='"'
   Call: (214) [system] 'D'=!
   Fail: (214) [system] 'D'=!
   Call: (214) [system] 'D'='\''
   Fail: (214) [system] 'D'='\''
   Call: (214) [system] 'D'='`'
   Fail: (214) [system] 'D'='`'
   Call: (214) [system] 'D'=end_of_file
   Fail: (214) [system] 'D'=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55fbb4538270), 'D', _801914)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _837424)
   Call: (216) [system] peek_char((0x55fbb4538270), _838358)
   Exit: (216) [system] peek_char((0x55fbb4538270), i)
^  Call: (216) [user] is_delimiter(i)
   Call: (217) [system] char_type(i, space)
   Fail: (217) [system] char_type(i, space)
   Call: (217) [system] arg(_843078, v('(', ')', end_of_file), i)
   Fail: (217) [system] arg(_844010, v('(', ')', end_of_file), i)
^  Fail: (216) [user] is_delimiter(i)
   Call: (216) [system] ')'==i
   Fail: (216) [system] ')'==i
   Call: (216) [system] get_char((0x55fbb4538270), i)
   Exit: (216) [system] get_char((0x55fbb4538270), i)
   Call: (216) [system] i=(\)
   Fail: (216) [system] i=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _851360)
   Call: (217) [system] peek_char((0x55fbb4538270), _852294)
   Exit: (217) [system] peek_char((0x55fbb4538270), s)
^  Call: (217) [user] is_delimiter(s)
   Call: (218) [system] char_type(s, space)
   Fail: (218) [system] char_type(s, space)
   Call: (218) [system] arg(_857014, v('(', ')', end_of_file), s)
   Fail: (218) [system] arg(_857946, v('(', ')', end_of_file), s)
^  Fail: (217) [user] is_delimiter(s)
   Call: (217) [system] ')'==s
   Fail: (217) [system] ')'==s
   Call: (217) [system] get_char((0x55fbb4538270), s)
   Exit: (217) [system] get_char((0x55fbb4538270), s)
   Call: (217) [system] s=(\)
   Fail: (217) [system] s=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _865296)
   Call: (218) [system] peek_char((0x55fbb4538270), _866230)
   Exit: (218) [system] peek_char((0x55fbb4538270), j)
^  Call: (218) [user] is_delimiter(j)
   Call: (219) [system] char_type(j, space)
   Fail: (219) [system] char_type(j, space)
   Call: (219) [system] arg(_870950, v('(', ')', end_of_file), j)
   Fail: (219) [system] arg(_871882, v('(', ')', end_of_file), j)
^  Fail: (218) [user] is_delimiter(j)
   Call: (218) [system] ')'==j
   Fail: (218) [system] ')'==j
   Call: (218) [system] get_char((0x55fbb4538270), j)
   Exit: (218) [system] get_char((0x55fbb4538270), j)
   Call: (218) [system] j=(\)
   Fail: (218) [system] j=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _879232)
   Call: (219) [system] peek_char((0x55fbb4538270), _880166)
   Exit: (219) [system] peek_char((0x55fbb4538270), u)
^  Call: (219) [user] is_delimiter(u)
   Call: (220) [system] char_type(u, space)
   Fail: (220) [system] char_type(u, space)
   Call: (220) [system] arg(_884886, v('(', ')', end_of_file), u)
   Fail: (220) [system] arg(_885818, v('(', ')', end_of_file), u)
^  Fail: (219) [user] is_delimiter(u)
   Call: (219) [system] ')'==u
   Fail: (219) [system] ')'==u
   Call: (219) [system] get_char((0x55fbb4538270), u)
   Exit: (219) [system] get_char((0x55fbb4538270), u)
   Call: (219) [system] u=(\)
   Fail: (219) [system] u=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _893168)
   Call: (220) [system] peek_char((0x55fbb4538270), _894102)
   Exit: (220) [system] peek_char((0x55fbb4538270), n)
^  Call: (220) [user] is_delimiter(n)
   Call: (221) [system] char_type(n, space)
   Fail: (221) [system] char_type(n, space)
   Call: (221) [system] arg(_898822, v('(', ')', end_of_file), n)
   Fail: (221) [system] arg(_899754, v('(', ')', end_of_file), n)
^  Fail: (220) [user] is_delimiter(n)
   Call: (220) [system] ')'==n
   Fail: (220) [system] ')'==n
   Call: (220) [system] get_char((0x55fbb4538270), n)
   Exit: (220) [system] get_char((0x55fbb4538270), n)
   Call: (220) [system] n=(\)
   Fail: (220) [system] n=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _907104)
   Call: (221) [system] peek_char((0x55fbb4538270), _908038)
   Exit: (221) [system] peek_char((0x55fbb4538270), c)
^  Call: (221) [user] is_delimiter(c)
   Call: (222) [system] char_type(c, space)
   Fail: (222) [system] char_type(c, space)
   Call: (222) [system] arg(_912758, v('(', ')', end_of_file), c)
   Fail: (222) [system] arg(_913690, v('(', ')', end_of_file), c)
^  Fail: (221) [user] is_delimiter(c)
   Call: (221) [system] ')'==c
   Fail: (221) [system] ')'==c
   Call: (221) [system] get_char((0x55fbb4538270), c)
   Exit: (221) [system] get_char((0x55fbb4538270), c)
   Call: (221) [system] c=(\)
   Fail: (221) [system] c=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _921040)
   Call: (222) [system] peek_char((0x55fbb4538270), _921974)
   Exit: (222) [system] peek_char((0x55fbb4538270), t)
^  Call: (222) [user] is_delimiter(t)
   Call: (223) [system] char_type(t, space)
   Fail: (223) [system] char_type(t, space)
   Call: (223) [system] arg(_926694, v('(', ')', end_of_file), t)
   Fail: (223) [system] arg(_927626, v('(', ')', end_of_file), t)
^  Fail: (222) [user] is_delimiter(t)
   Call: (222) [system] ')'==t
   Fail: (222) [system] ')'==t
   Call: (222) [system] get_char((0x55fbb4538270), t)
   Exit: (222) [system] get_char((0x55fbb4538270), t)
   Call: (222) [system] t=(\)
   Fail: (222) [system] t=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _934976)
   Call: (223) [system] peek_char((0x55fbb4538270), _935910)
   Exit: (223) [system] peek_char((0x55fbb4538270), i)
^  Call: (223) [user] is_delimiter(i)
   Call: (224) [system] char_type(i, space)
   Fail: (224) [system] char_type(i, space)
   Call: (224) [system] arg(_940630, v('(', ')', end_of_file), i)
   Fail: (224) [system] arg(_941562, v('(', ')', end_of_file), i)
^  Fail: (223) [user] is_delimiter(i)
   Call: (223) [system] ')'==i
   Fail: (223) [system] ')'==i
   Call: (223) [system] get_char((0x55fbb4538270), i)
   Exit: (223) [system] get_char((0x55fbb4538270), i)
   Call: (223) [system] i=(\)
   Fail: (223) [system] i=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _948912)
   Call: (224) [system] peek_char((0x55fbb4538270), _949846)
   Exit: (224) [system] peek_char((0x55fbb4538270), o)
^  Call: (224) [user] is_delimiter(o)
   Call: (225) [system] char_type(o, space)
   Fail: (225) [system] char_type(o, space)
   Call: (225) [system] arg(_954566, v('(', ')', end_of_file), o)
   Fail: (225) [system] arg(_955498, v('(', ')', end_of_file), o)
^  Fail: (224) [user] is_delimiter(o)
   Call: (224) [system] ')'==o
   Fail: (224) [system] ')'==o
   Call: (224) [system] get_char((0x55fbb4538270), o)
   Exit: (224) [system] get_char((0x55fbb4538270), o)
   Call: (224) [system] o=(\)
   Fail: (224) [system] o=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _962848)
   Call: (225) [system] peek_char((0x55fbb4538270), _963782)
   Exit: (225) [system] peek_char((0x55fbb4538270), n)
^  Call: (225) [user] is_delimiter(n)
   Call: (226) [system] char_type(n, space)
   Fail: (226) [system] char_type(n, space)
   Call: (226) [system] arg(_968502, v('(', ')', end_of_file), n)
   Fail: (226) [system] arg(_969434, v('(', ')', end_of_file), n)
^  Fail: (225) [user] is_delimiter(n)
   Call: (225) [system] ')'==n
   Fail: (225) [system] ')'==n
   Call: (225) [system] get_char((0x55fbb4538270), n)
   Exit: (225) [system] get_char((0x55fbb4538270), n)
   Call: (225) [system] n=(\)
   Fail: (225) [system] n=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _976784)
   Call: (226) [system] peek_char((0x55fbb4538270), _977718)
   Exit: (226) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (226) [user] is_delimiter('I')
   Call: (227) [system] char_type('I', space)
   Fail: (227) [system] char_type('I', space)
   Call: (227) [system] arg(_982438, v('(', ')', end_of_file), 'I')
   Fail: (227) [system] arg(_983370, v('(', ')', end_of_file), 'I')
^  Fail: (226) [user] is_delimiter('I')
   Call: (226) [system] ')'=='I'
   Fail: (226) [system] ')'=='I'
   Call: (226) [system] get_char((0x55fbb4538270), 'I')
   Exit: (226) [system] get_char((0x55fbb4538270), 'I')
   Call: (226) [system] 'I'=(\)
   Fail: (226) [system] 'I'=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _990720)
   Call: (227) [system] peek_char((0x55fbb4538270), _991654)
   Exit: (227) [system] peek_char((0x55fbb4538270), n)
^  Call: (227) [user] is_delimiter(n)
   Call: (228) [system] char_type(n, space)
   Fail: (228) [system] char_type(n, space)
   Call: (228) [system] arg(_996374, v('(', ')', end_of_file), n)
   Fail: (228) [system] arg(_997306, v('(', ')', end_of_file), n)
^  Fail: (227) [user] is_delimiter(n)
   Call: (227) [system] ')'==n
   Fail: (227) [system] ')'==n
   Call: (227) [system] get_char((0x55fbb4538270), n)
   Exit: (227) [system] get_char((0x55fbb4538270), n)
   Call: (227) [system] n=(\)
   Fail: (227) [system] n=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _1004656)
   Call: (228) [system] peek_char((0x55fbb4538270), _1005590)
   Exit: (228) [system] peek_char((0x55fbb4538270), t)
^  Call: (228) [user] is_delimiter(t)
   Call: (229) [system] char_type(t, space)
   Fail: (229) [system] char_type(t, space)
   Call: (229) [system] arg(_1010310, v('(', ')', end_of_file), t)
   Fail: (229) [system] arg(_1011242, v('(', ')', end_of_file), t)
^  Fail: (228) [user] is_delimiter(t)
   Call: (228) [system] ')'==t
   Fail: (228) [system] ')'==t
   Call: (228) [system] get_char((0x55fbb4538270), t)
   Exit: (228) [system] get_char((0x55fbb4538270), t)
   Call: (228) [system] t=(\)
   Fail: (228) [system] t=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _1018592)
   Call: (229) [system] peek_char((0x55fbb4538270), _1019526)
   Exit: (229) [system] peek_char((0x55fbb4538270), r)
^  Call: (229) [user] is_delimiter(r)
   Call: (230) [system] char_type(r, space)
   Fail: (230) [system] char_type(r, space)
   Call: (230) [system] arg(_1024246, v('(', ')', end_of_file), r)
   Fail: (230) [system] arg(_1025178, v('(', ')', end_of_file), r)
^  Fail: (229) [user] is_delimiter(r)
   Call: (229) [system] ')'==r
   Fail: (229) [system] ')'==r
   Call: (229) [system] get_char((0x55fbb4538270), r)
   Exit: (229) [system] get_char((0x55fbb4538270), r)
   Call: (229) [system] r=(\)
   Fail: (229) [system] r=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _1032528)
   Call: (230) [system] peek_char((0x55fbb4538270), _1033462)
   Exit: (230) [system] peek_char((0x55fbb4538270), o)
^  Call: (230) [user] is_delimiter(o)
   Call: (231) [system] char_type(o, space)
   Fail: (231) [system] char_type(o, space)
   Call: (231) [system] arg(_1038182, v('(', ')', end_of_file), o)
   Fail: (231) [system] arg(_1039114, v('(', ')', end_of_file), o)
^  Fail: (230) [user] is_delimiter(o)
   Call: (230) [system] ')'==o
   Fail: (230) [system] ')'==o
   Call: (230) [system] get_char((0x55fbb4538270), o)
   Exit: (230) [system] get_char((0x55fbb4538270), o)
   Call: (230) [system] o=(\)
   Fail: (230) [system] o=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _1046464)
   Call: (231) [system] peek_char((0x55fbb4538270), _1047398)
   Exit: (231) [system] peek_char((0x55fbb4538270), d)
^  Call: (231) [user] is_delimiter(d)
   Call: (232) [system] char_type(d, space)
   Fail: (232) [system] char_type(d, space)
   Call: (232) [system] arg(_1052118, v('(', ')', end_of_file), d)
   Fail: (232) [system] arg(_1053050, v('(', ')', end_of_file), d)
^  Fail: (231) [user] is_delimiter(d)
   Call: (231) [system] ')'==d
   Fail: (231) [system] ')'==d
   Call: (231) [system] get_char((0x55fbb4538270), d)
   Exit: (231) [system] get_char((0x55fbb4538270), d)
   Call: (231) [system] d=(\)
   Fail: (231) [system] d=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _1060400)
   Call: (232) [system] peek_char((0x55fbb4538270), _1061334)
   Exit: (232) [system] peek_char((0x55fbb4538270), u)
^  Call: (232) [user] is_delimiter(u)
   Call: (233) [system] char_type(u, space)
   Fail: (233) [system] char_type(u, space)
   Call: (233) [system] arg(_1066054, v('(', ')', end_of_file), u)
   Fail: (233) [system] arg(_1066986, v('(', ')', end_of_file), u)
^  Fail: (232) [user] is_delimiter(u)
   Call: (232) [system] ')'==u
   Fail: (232) [system] ')'==u
   Call: (232) [system] get_char((0x55fbb4538270), u)
   Exit: (232) [system] get_char((0x55fbb4538270), u)
   Call: (232) [system] u=(\)
   Fail: (232) [system] u=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _1074336)
   Call: (233) [system] peek_char((0x55fbb4538270), _1075270)
   Exit: (233) [system] peek_char((0x55fbb4538270), c)
^  Call: (233) [user] is_delimiter(c)
   Call: (234) [system] char_type(c, space)
   Fail: (234) [system] char_type(c, space)
   Call: (234) [system] arg(_1079990, v('(', ')', end_of_file), c)
   Fail: (234) [system] arg(_1080922, v('(', ')', end_of_file), c)
^  Fail: (233) [user] is_delimiter(c)
   Call: (233) [system] ')'==c
   Fail: (233) [system] ')'==c
   Call: (233) [system] get_char((0x55fbb4538270), c)
   Exit: (233) [system] get_char((0x55fbb4538270), c)
   Call: (233) [system] c=(\)
   Fail: (233) [system] c=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _1088272)
   Call: (234) [system] peek_char((0x55fbb4538270), _1089206)
   Exit: (234) [system] peek_char((0x55fbb4538270), t)
^  Call: (234) [user] is_delimiter(t)
   Call: (235) [system] char_type(t, space)
   Fail: (235) [system] char_type(t, space)
   Call: (235) [system] arg(_1093926, v('(', ')', end_of_file), t)
   Fail: (235) [system] arg(_1094858, v('(', ')', end_of_file), t)
^  Fail: (234) [user] is_delimiter(t)
   Call: (234) [system] ')'==t
   Fail: (234) [system] ')'==t
   Call: (234) [system] get_char((0x55fbb4538270), t)
   Exit: (234) [system] get_char((0x55fbb4538270), t)
   Call: (234) [system] t=(\)
   Fail: (234) [system] t=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _1102208)
   Call: (235) [system] peek_char((0x55fbb4538270), _1103142)
   Exit: (235) [system] peek_char((0x55fbb4538270), i)
^  Call: (235) [user] is_delimiter(i)
   Call: (236) [system] char_type(i, space)
   Fail: (236) [system] char_type(i, space)
   Call: (236) [system] arg(_1107862, v('(', ')', end_of_file), i)
   Fail: (236) [system] arg(_1108794, v('(', ')', end_of_file), i)
^  Fail: (235) [user] is_delimiter(i)
   Call: (235) [system] ')'==i
   Fail: (235) [system] ')'==i
   Call: (235) [system] get_char((0x55fbb4538270), i)
   Exit: (235) [system] get_char((0x55fbb4538270), i)
   Call: (235) [system] i=(\)
   Fail: (235) [system] i=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), _1116144)
   Call: (236) [system] peek_char((0x55fbb4538270), _1117078)
   Exit: (236) [system] peek_char((0x55fbb4538270), o)
^  Call: (236) [user] is_delimiter(o)
   Call: (237) [system] char_type(o, space)
   Fail: (237) [system] char_type(o, space)
   Call: (237) [system] arg(_1121798, v('(', ')', end_of_file), o)
   Fail: (237) [system] arg(_1122730, v('(', ')', end_of_file), o)
^  Fail: (236) [user] is_delimiter(o)
   Call: (236) [system] ')'==o
   Fail: (236) [system] ')'==o
   Call: (236) [system] get_char((0x55fbb4538270), o)
   Exit: (236) [system] get_char((0x55fbb4538270), o)
   Call: (236) [system] o=(\)
   Fail: (236) [system] o=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), _1130080)
   Call: (237) [system] peek_char((0x55fbb4538270), _1131014)
   Exit: (237) [system] peek_char((0x55fbb4538270), n)
^  Call: (237) [user] is_delimiter(n)
   Call: (238) [system] char_type(n, space)
   Fail: (238) [system] char_type(n, space)
   Call: (238) [system] arg(_1135734, v('(', ')', end_of_file), n)
   Fail: (238) [system] arg(_1136666, v('(', ')', end_of_file), n)
^  Fail: (237) [user] is_delimiter(n)
   Call: (237) [system] ')'==n
   Fail: (237) [system] ')'==n
   Call: (237) [system] get_char((0x55fbb4538270), n)
   Exit: (237) [system] get_char((0x55fbb4538270), n)
   Call: (237) [system] n=(\)
   Fail: (237) [system] n=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), _1144016)
   Call: (238) [system] peek_char((0x55fbb4538270), _1144950)
   Exit: (238) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (238) [user] is_delimiter(' ')
   Call: (239) [system] char_type(' ', space)
   Exit: (239) [system] char_type(' ', space)
^  Exit: (238) [user] is_delimiter(' ')
   Call: (238) [system] _1144016=[]
   Exit: (238) [system] []=[]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (237) [system] _1130080=[n]
   Exit: (237) [system] [n]=[n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (236) [system] _1116144=[o, n]
   Exit: (236) [system] [o, n]=[o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (235) [system] _1102208=[i, o, n]
   Exit: (235) [system] [i, o, n]=[i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (234) [system] _1088272=[t, i, o, n]
   Exit: (234) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (233) [system] _1074336=[c, t, i, o, n]
   Exit: (233) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (232) [system] _1060400=[u, c, t, i, o, n]
   Exit: (232) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (231) [system] _1046464=[d, u, c, t, i, o, n]
   Exit: (231) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (230) [system] _1032528=[o, d, u, c, t, i, o, n]
   Exit: (230) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (229) [system] _1018592=[r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _1004656=[t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _990720=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _976784=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _962848=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _948912=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _934976=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _921040=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _907104=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _893168=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _879232=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _865296=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _851360=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _837424=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (215) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _801914)
^  Call: (216) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1215702)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_1216654, _1216656), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1215702), _1216636, fail)), '$restore_trace'(_1216654, _1216656))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_1216654, _1216656))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1215702), _1216636, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(_1215702)
   Fail: (217) [system] atomic(_1215702)
   Call: (217) [system] atom_chars(_1215702, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (217) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (216) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
   Call: (216) [system] integer('DisjunctionIntroduction')
   Fail: (216) [system] integer('DisjunctionIntroduction')
   Call: (216) [system] _801914='DisjunctionIntroduction'
   Exit: (216) [system] 'DisjunctionIntroduction'='DisjunctionIntroduction'
^  Exit: (215) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (214) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'DisjunctionIntroduction')
^  Exit: (213) [user] cont_sexpr(')', (0x55fbb4538270), 'DisjunctionIntroduction')
^  Call: (213) [user] read_list(')', (0x55fbb4538270), _1230652)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1232510)
   Exit: (215) [system] peek_char((0x55fbb4538270), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
   Call: (215) [system] ' '=(/)
   Fail: (215) [system] ' '=(/)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55fbb4538270), _1242104)
   Exit: (215) [system] get_char((0x55fbb4538270), ' ')
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1244808)
   Exit: (216) [system] peek_char((0x55fbb4538270), a)
   Call: (216) [system] a=(;)
   Fail: (216) [system] a=(;)
   Call: (216) [system] a=(/)
   Fail: (216) [system] a=(/)
^  Call: (216) [user] is_like_space(a)
   Call: (217) [system] char_type(a, 'white')
   Fail: (217) [system] char_type(a, 'white')
   Call: (217) [system] char_type(a, end_of_line)
   Fail: (217) [system] char_type(a, end_of_line)
   Call: (217) [system] char_type(a, space)
   Fail: (217) [system] char_type(a, space)
   Call: (217) [system] char_type(a, cntrl)
   Fail: (217) [system] char_type(a, cntrl)
^  Fail: (216) [user] is_like_space(a)
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1261742)
   Exit: (214) [system] peek_char((0x55fbb4538270), a)
   Call: (214) [system] a=')'
   Fail: (214) [system] a=')'
   Call: (214) [system] a=end_of_file
   Fail: (214) [system] a=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55fbb4538270), _1267312)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1269170)
   Exit: (216) [system] peek_char((0x55fbb4538270), a)
   Call: (216) [system] a=(;)
   Fail: (216) [system] a=(;)
   Call: (216) [system] a=(/)
   Fail: (216) [system] a=(/)
^  Call: (216) [user] is_like_space(a)
   Call: (217) [system] char_type(a, 'white')
   Fail: (217) [system] char_type(a, 'white')
   Call: (217) [system] char_type(a, end_of_line)
   Fail: (217) [system] char_type(a, end_of_line)
   Call: (217) [system] char_type(a, space)
   Fail: (217) [system] char_type(a, space)
   Call: (217) [system] char_type(a, cntrl)
   Fail: (217) [system] char_type(a, cntrl)
^  Fail: (216) [user] is_like_space(a)
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] get_char((0x55fbb4538270), _1285180)
   Exit: (215) [system] get_char((0x55fbb4538270), a)
   Call: (215) [system] a='('
   Fail: (215) [system] a='('
   Call: (215) [system] a='['
   Fail: (215) [system] a='['
   Call: (215) [system] a='{'
   Fail: (215) [system] a='{'
   Call: (215) [system] a='"'
   Fail: (215) [system] a='"'
   Call: (215) [system] a=!
   Fail: (215) [system] a=!
   Call: (215) [system] a='\''
   Fail: (215) [system] a='\''
   Call: (215) [system] a='`'
   Fail: (215) [system] a='`'
   Call: (215) [system] a=end_of_file
   Fail: (215) [system] a=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55fbb4538270), a, _1267312)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1302822)
   Call: (217) [system] peek_char((0x55fbb4538270), _1303756)
   Exit: (217) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (217) [user] is_delimiter(' ')
   Call: (218) [system] char_type(' ', space)
   Exit: (218) [system] char_type(' ', space)
^  Exit: (217) [user] is_delimiter(' ')
   Call: (217) [system] _1302822=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (216) [user] classify_and_convert_charseq([a], _1267312)
^  Call: (217) [user] classify_and_convert_charseq_([a], _1313040)
^  Call: (219) [system] setup_call_cleanup('$notrace'(_1313992, _1313994), once(user:catch(read_from_chars([a], _1313040), _1313974, fail)), '$restore_trace'(_1313992, _1313994))
^  Call: (220) [system] sig_atomic(system:'$notrace'(_1313992, _1313994))
^  Exit: (219) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1313974, fail)), system:'$restore_trace'(3, -1))
   Call: (218) [system] atomic(a)
   Exit: (218) [system] atomic(a)
^  Exit: (217) [user] classify_and_convert_charseq_([a], a)
   Call: (217) [system] integer(a)
   Fail: (217) [system] integer(a)
   Call: (217) [system] _1267312=a
   Exit: (217) [system] a=a
^  Exit: (216) [user] classify_and_convert_charseq([a], a)
^  Exit: (215) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (214) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (214) [user] read_list(')', (0x55fbb4538270), _1326120)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1327978)
   Exit: (216) [system] peek_char((0x55fbb4538270), ' ')
   Call: (216) [system] ' '=(;)
   Fail: (216) [system] ' '=(;)
   Call: (216) [system] ' '=(/)
   Fail: (216) [system] ' '=(/)
^  Call: (216) [user] is_like_space(' ')
   Call: (217) [system] char_type(' ', 'white')
   Exit: (217) [system] char_type(' ', 'white')
^  Exit: (216) [user] is_like_space(' ')
   Call: (216) [system] get_char((0x55fbb4538270), _1337572)
   Exit: (216) [system] get_char((0x55fbb4538270), ' ')
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1340276)
   Exit: (217) [system] peek_char((0x55fbb4538270), a)
   Call: (217) [system] a=(;)
   Fail: (217) [system] a=(;)
   Call: (217) [system] a=(/)
   Fail: (217) [system] a=(/)
^  Call: (217) [user] is_like_space(a)
   Call: (218) [system] char_type(a, 'white')
   Fail: (218) [system] char_type(a, 'white')
   Call: (218) [system] char_type(a, end_of_line)
   Fail: (218) [system] char_type(a, end_of_line)
   Call: (218) [system] char_type(a, space)
   Fail: (218) [system] char_type(a, space)
   Call: (218) [system] char_type(a, cntrl)
   Fail: (218) [system] char_type(a, cntrl)
^  Fail: (217) [user] is_like_space(a)
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1357210)
   Exit: (215) [system] peek_char((0x55fbb4538270), a)
   Call: (215) [system] a=')'
   Fail: (215) [system] a=')'
   Call: (215) [system] a=end_of_file
   Fail: (215) [system] a=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55fbb4538270), _1362780)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1364638)
   Exit: (217) [system] peek_char((0x55fbb4538270), a)
   Call: (217) [system] a=(;)
   Fail: (217) [system] a=(;)
   Call: (217) [system] a=(/)
   Fail: (217) [system] a=(/)
^  Call: (217) [user] is_like_space(a)
   Call: (218) [system] char_type(a, 'white')
   Fail: (218) [system] char_type(a, 'white')
   Call: (218) [system] char_type(a, end_of_line)
   Fail: (218) [system] char_type(a, end_of_line)
   Call: (218) [system] char_type(a, space)
   Fail: (218) [system] char_type(a, space)
   Call: (218) [system] char_type(a, cntrl)
   Fail: (218) [system] char_type(a, cntrl)
^  Fail: (217) [user] is_like_space(a)
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] get_char((0x55fbb4538270), _1380648)
   Exit: (216) [system] get_char((0x55fbb4538270), a)
   Call: (216) [system] a='('
   Fail: (216) [system] a='('
   Call: (216) [system] a='['
   Fail: (216) [system] a='['
   Call: (216) [system] a='{'
   Fail: (216) [system] a='{'
   Call: (216) [system] a='"'
   Fail: (216) [system] a='"'
   Call: (216) [system] a=!
   Fail: (216) [system] a=!
   Call: (216) [system] a='\''
   Fail: (216) [system] a='\''
   Call: (216) [system] a='`'
   Fail: (216) [system] a='`'
   Call: (216) [system] a=end_of_file
   Fail: (216) [system] a=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55fbb4538270), a, _1362780)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1398290)
   Call: (218) [system] peek_char((0x55fbb4538270), _1399224)
   Exit: (218) [system] peek_char((0x55fbb4538270), ')')
^  Call: (218) [user] is_delimiter(')')
   Call: (219) [system] char_type(')', space)
   Fail: (219) [system] char_type(')', space)
   Call: (219) [system] arg(_1403944, v('(', ')', end_of_file), ')')
   Exit: (219) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (218) [user] is_delimiter(')')
   Call: (218) [system] _1398290=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (217) [user] classify_and_convert_charseq([a], _1362780)
^  Call: (218) [user] classify_and_convert_charseq_([a], _1410380)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_1411332, _1411334), once(user:catch(read_from_chars([a], _1410380), _1411314, fail)), '$restore_trace'(_1411332, _1411334))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_1411332, _1411334))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1411314, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(a)
   Exit: (219) [system] atomic(a)
^  Exit: (218) [user] classify_and_convert_charseq_([a], a)
   Call: (218) [system] integer(a)
   Fail: (218) [system] integer(a)
   Call: (218) [system] _1362780=a
   Exit: (218) [system] a=a
^  Exit: (217) [user] classify_and_convert_charseq([a], a)
^  Exit: (216) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (215) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (215) [user] read_list(')', (0x55fbb4538270), _1423460)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1425318)
   Exit: (217) [system] peek_char((0x55fbb4538270), ')')
   Call: (217) [system] ')'=(;)
   Fail: (217) [system] ')'=(;)
   Call: (217) [system] ')'=(/)
   Fail: (217) [system] ')'=(/)
^  Call: (217) [user] is_like_space(')')
   Call: (218) [system] char_type(')', 'white')
   Fail: (218) [system] char_type(')', 'white')
   Call: (218) [system] char_type(')', end_of_line)
   Fail: (218) [system] char_type(')', end_of_line)
   Call: (218) [system] char_type(')', space)
   Fail: (218) [system] char_type(')', space)
   Call: (218) [system] char_type(')', cntrl)
   Fail: (218) [system] char_type(')', cntrl)
^  Fail: (217) [user] is_like_space(')')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1441328)
   Exit: (216) [system] peek_char((0x55fbb4538270), ')')
   Call: (216) [system] ')'=')'
   Exit: (216) [system] ')'=')'
   Call: (216) [system] get_char((0x55fbb4538270), _1445118)
   Exit: (216) [system] get_char((0x55fbb4538270), ')')
   Call: (216) [system] _1423460=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_list(')', (0x55fbb4538270), [])
   Call: (215) [system] _1326120=[a]
   Exit: (215) [system] [a]=[a]
^  Exit: (214) [user] read_list(')', (0x55fbb4538270), [a])
   Call: (214) [system] _1230652=[a, a]
   Exit: (214) [system] [a, a]=[a, a]
^  Exit: (213) [user] read_list(')', (0x55fbb4538270), [a, a])
   Call: (213) [system] _756896=['DisjunctionIntroduction', a, a]
   Exit: (213) [system] ['DisjunctionIntroduction', a, a]=['DisjunctionIntroduction', a, a]
^  Exit: (212) [user] read_list(')', (0x55fbb4538270), ['DisjunctionIntroduction', a, a])
^  Exit: (211) [user] cont_sexpr(')', (0x55fbb4538270), ['DisjunctionIntroduction', a, a])
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _1459000)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1460858)
   Exit: (213) [system] peek_char((0x55fbb4538270), ')')
   Call: (213) [system] ')'=(;)
   Fail: (213) [system] ')'=(;)
   Call: (213) [system] ')'=(/)
   Fail: (213) [system] ')'=(/)
^  Call: (213) [user] is_like_space(')')
   Call: (214) [system] char_type(')', 'white')
   Fail: (214) [system] char_type(')', 'white')
   Call: (214) [system] char_type(')', end_of_line)
   Fail: (214) [system] char_type(')', end_of_line)
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] char_type(')', cntrl)
   Fail: (214) [system] char_type(')', cntrl)
^  Fail: (213) [user] is_like_space(')')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1476868)
   Exit: (212) [system] peek_char((0x55fbb4538270), ')')
   Call: (212) [system] ')'=')'
   Exit: (212) [system] ')'=')'
   Call: (212) [system] get_char((0x55fbb4538270), _1480658)
   Exit: (212) [system] get_char((0x55fbb4538270), ')')
   Call: (212) [system] _1459000=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), [])
   Call: (211) [system] _720236=[['DisjunctionIntroduction', a, a]]
   Exit: (211) [system] [['DisjunctionIntroduction', a, a]]=[['DisjunctionIntroduction', a, a]]
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), [['DisjunctionIntroduction', a, a]])
   Call: (210) [system] _591308=[abc, ['DisjunctionIntroduction', a, a]]
   Exit: (210) [system] [abc, ['DisjunctionIntroduction', a, a]]=[abc, ['DisjunctionIntroduction', a, a]]
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), [abc, ['DisjunctionIntroduction', a, a]])
   Call: (209) [system] _117552=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]]
   Exit: (209) [system] ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]]=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]]
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]])
^  Exit: (207) [user] cont_sexpr(')', (0x55fbb4538270), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]])
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _1494540)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1496398)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
   Call: (209) [system] ' '=(/)
   Fail: (209) [system] ' '=(/)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55fbb4538270), _1505992)
   Exit: (209) [system] get_char((0x55fbb4538270), ' ')
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1508696)
   Exit: (210) [system] peek_char((0x55fbb4538270), '(')
   Call: (210) [system] '('=(;)
   Fail: (210) [system] '('=(;)
   Call: (210) [system] '('=(/)
   Fail: (210) [system] '('=(/)
^  Call: (210) [user] is_like_space('(')
   Call: (211) [system] char_type('(', 'white')
   Fail: (211) [system] char_type('(', 'white')
   Call: (211) [system] char_type('(', end_of_line)
   Fail: (211) [system] char_type('(', end_of_line)
   Call: (211) [system] char_type('(', space)
   Fail: (211) [system] char_type('(', space)
   Call: (211) [system] char_type('(', cntrl)
   Fail: (211) [system] char_type('(', cntrl)
^  Fail: (210) [user] is_like_space('(')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1525630)
   Exit: (208) [system] peek_char((0x55fbb4538270), '(')
   Call: (208) [system] '('=')'
   Fail: (208) [system] '('=')'
   Call: (208) [system] '('=end_of_file
   Fail: (208) [system] '('=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55fbb4538270), _1531200)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1533058)
   Exit: (210) [system] peek_char((0x55fbb4538270), '(')
   Call: (210) [system] '('=(;)
   Fail: (210) [system] '('=(;)
   Call: (210) [system] '('=(/)
   Fail: (210) [system] '('=(/)
^  Call: (210) [user] is_like_space('(')
   Call: (211) [system] char_type('(', 'white')
   Fail: (211) [system] char_type('(', 'white')
   Call: (211) [system] char_type('(', end_of_line)
   Fail: (211) [system] char_type('(', end_of_line)
   Call: (211) [system] char_type('(', space)
   Fail: (211) [system] char_type('(', space)
   Call: (211) [system] char_type('(', cntrl)
   Fail: (211) [system] char_type('(', cntrl)
^  Fail: (210) [user] is_like_space('(')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] get_char((0x55fbb4538270), _1549068)
   Exit: (209) [system] get_char((0x55fbb4538270), '(')
   Call: (209) [system] '('='('
   Exit: (209) [system] '('='('
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _1531200)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1554638)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'O')
   Call: (211) [system] 'O'=(;)
   Fail: (211) [system] 'O'=(;)
   Call: (211) [system] 'O'=(/)
   Fail: (211) [system] 'O'=(/)
^  Call: (211) [user] is_like_space('O')
   Call: (212) [system] char_type('O', 'white')
   Fail: (212) [system] char_type('O', 'white')
   Call: (212) [system] char_type('O', end_of_line)
   Fail: (212) [system] char_type('O', end_of_line)
   Call: (212) [system] char_type('O', space)
   Fail: (212) [system] char_type('O', space)
   Call: (212) [system] char_type('O', cntrl)
   Fail: (212) [system] char_type('O', cntrl)
^  Fail: (211) [user] is_like_space('O')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1570648)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'O')
   Call: (210) [system] 'O'=')'
   Fail: (210) [system] 'O'=')'
   Call: (210) [system] 'O'=end_of_file
   Fail: (210) [system] 'O'=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55fbb4538270), _1576218)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1578076)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'O')
   Call: (212) [system] 'O'=(;)
   Fail: (212) [system] 'O'=(;)
   Call: (212) [system] 'O'=(/)
   Fail: (212) [system] 'O'=(/)
^  Call: (212) [user] is_like_space('O')
   Call: (213) [system] char_type('O', 'white')
   Fail: (213) [system] char_type('O', 'white')
   Call: (213) [system] char_type('O', end_of_line)
   Fail: (213) [system] char_type('O', end_of_line)
   Call: (213) [system] char_type('O', space)
   Fail: (213) [system] char_type('O', space)
   Call: (213) [system] char_type('O', cntrl)
   Fail: (213) [system] char_type('O', cntrl)
^  Fail: (212) [user] is_like_space('O')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] get_char((0x55fbb4538270), _1594086)
   Exit: (211) [system] get_char((0x55fbb4538270), 'O')
   Call: (211) [system] 'O'='('
   Fail: (211) [system] 'O'='('
   Call: (211) [system] 'O'='['
   Fail: (211) [system] 'O'='['
   Call: (211) [system] 'O'='{'
   Fail: (211) [system] 'O'='{'
   Call: (211) [system] 'O'='"'
   Fail: (211) [system] 'O'='"'
   Call: (211) [system] 'O'=!
   Fail: (211) [system] 'O'=!
   Call: (211) [system] 'O'='\''
   Fail: (211) [system] 'O'='\''
   Call: (211) [system] 'O'='`'
   Fail: (211) [system] 'O'='`'
   Call: (211) [system] 'O'=end_of_file
   Fail: (211) [system] 'O'=end_of_file
^  Call: (211) [user] read_symbolic(')', (0x55fbb4538270), 'O', _1576218)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1611728)
   Call: (213) [system] peek_char((0x55fbb4538270), _1612662)
   Exit: (213) [system] peek_char((0x55fbb4538270), r)
^  Call: (213) [user] is_delimiter(r)
   Call: (214) [system] char_type(r, space)
   Fail: (214) [system] char_type(r, space)
   Call: (214) [system] arg(_1617382, v('(', ')', end_of_file), r)
   Fail: (214) [system] arg(_1618314, v('(', ')', end_of_file), r)
^  Fail: (213) [user] is_delimiter(r)
   Call: (213) [system] ')'==r
   Fail: (213) [system] ')'==r
   Call: (213) [system] get_char((0x55fbb4538270), r)
   Exit: (213) [system] get_char((0x55fbb4538270), r)
   Call: (213) [system] r=(\)
   Fail: (213) [system] r=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1625664)
   Call: (214) [system] peek_char((0x55fbb4538270), _1626598)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (214) [user] is_delimiter('L')
   Call: (215) [system] char_type('L', space)
   Fail: (215) [system] char_type('L', space)
   Call: (215) [system] arg(_1631318, v('(', ')', end_of_file), 'L')
   Fail: (215) [system] arg(_1632250, v('(', ')', end_of_file), 'L')
^  Fail: (214) [user] is_delimiter('L')
   Call: (214) [system] ')'=='L'
   Fail: (214) [system] ')'=='L'
   Call: (214) [system] get_char((0x55fbb4538270), 'L')
   Exit: (214) [system] get_char((0x55fbb4538270), 'L')
   Call: (214) [system] 'L'=(\)
   Fail: (214) [system] 'L'=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1639600)
   Call: (215) [system] peek_char((0x55fbb4538270), _1640534)
   Exit: (215) [system] peek_char((0x55fbb4538270), i)
^  Call: (215) [user] is_delimiter(i)
   Call: (216) [system] char_type(i, space)
   Fail: (216) [system] char_type(i, space)
   Call: (216) [system] arg(_1645254, v('(', ')', end_of_file), i)
   Fail: (216) [system] arg(_1646186, v('(', ')', end_of_file), i)
^  Fail: (215) [user] is_delimiter(i)
   Call: (215) [system] ')'==i
   Fail: (215) [system] ')'==i
   Call: (215) [system] get_char((0x55fbb4538270), i)
   Exit: (215) [system] get_char((0x55fbb4538270), i)
   Call: (215) [system] i=(\)
   Fail: (215) [system] i=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1653536)
   Call: (216) [system] peek_char((0x55fbb4538270), _1654470)
   Exit: (216) [system] peek_char((0x55fbb4538270), n)
^  Call: (216) [user] is_delimiter(n)
   Call: (217) [system] char_type(n, space)
   Fail: (217) [system] char_type(n, space)
   Call: (217) [system] arg(_1659190, v('(', ')', end_of_file), n)
   Fail: (217) [system] arg(_1660122, v('(', ')', end_of_file), n)
^  Fail: (216) [user] is_delimiter(n)
   Call: (216) [system] ')'==n
   Fail: (216) [system] ')'==n
   Call: (216) [system] get_char((0x55fbb4538270), n)
   Exit: (216) [system] get_char((0x55fbb4538270), n)
   Call: (216) [system] n=(\)
   Fail: (216) [system] n=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1667472)
   Call: (217) [system] peek_char((0x55fbb4538270), _1668406)
   Exit: (217) [system] peek_char((0x55fbb4538270), k)
^  Call: (217) [user] is_delimiter(k)
   Call: (218) [system] char_type(k, space)
   Fail: (218) [system] char_type(k, space)
   Call: (218) [system] arg(_1673126, v('(', ')', end_of_file), k)
   Fail: (218) [system] arg(_1674058, v('(', ')', end_of_file), k)
^  Fail: (217) [user] is_delimiter(k)
   Call: (217) [system] ')'==k
   Fail: (217) [system] ')'==k
   Call: (217) [system] get_char((0x55fbb4538270), k)
   Exit: (217) [system] get_char((0x55fbb4538270), k)
   Call: (217) [system] k=(\)
   Fail: (217) [system] k=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1681408)
   Call: (218) [system] peek_char((0x55fbb4538270), _1682342)
   Exit: (218) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (218) [user] is_delimiter(' ')
   Call: (219) [system] char_type(' ', space)
   Exit: (219) [system] char_type(' ', space)
^  Exit: (218) [user] is_delimiter(' ')
   Call: (218) [system] _1681408=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (217) [system] _1667472=[k]
   Exit: (217) [system] [k]=[k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (216) [system] _1653536=[n, k]
   Exit: (216) [system] [n, k]=[n, k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (215) [system] _1639600=[i, n, k]
   Exit: (215) [system] [i, n, k]=[i, n, k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (214) [system] _1625664=['L', i, n, k]
   Exit: (214) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (213) [system] _1611728=[r, 'L', i, n, k]
   Exit: (213) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (212) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _1576218)
^  Call: (213) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _1705596)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_1706548, _1706550), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1705596), _1706530, fail)), '$restore_trace'(_1706548, _1706550))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_1706548, _1706550))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1705596), _1706530, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(_1705596)
   Fail: (214) [system] atomic(_1705596)
   Call: (214) [system] atom_chars(_1705596, ['O', r, 'L', i, n, k])
   Exit: (214) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (213) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (213) [system] integer('OrLink')
   Fail: (213) [system] integer('OrLink')
   Call: (213) [system] _1576218='OrLink'
   Exit: (213) [system] 'OrLink'='OrLink'
^  Exit: (212) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (211) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (210) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _1720546)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1722404)
   Exit: (212) [system] peek_char((0x55fbb4538270), ' ')
   Call: (212) [system] ' '=(;)
   Fail: (212) [system] ' '=(;)
   Call: (212) [system] ' '=(/)
   Fail: (212) [system] ' '=(/)
^  Call: (212) [user] is_like_space(' ')
   Call: (213) [system] char_type(' ', 'white')
   Exit: (213) [system] char_type(' ', 'white')
^  Exit: (212) [user] is_like_space(' ')
   Call: (212) [system] get_char((0x55fbb4538270), _1731998)
   Exit: (212) [system] get_char((0x55fbb4538270), ' ')
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1734702)
   Exit: (213) [system] peek_char((0x55fbb4538270), '(')
   Call: (213) [system] '('=(;)
   Fail: (213) [system] '('=(;)
   Call: (213) [system] '('=(/)
   Fail: (213) [system] '('=(/)
^  Call: (213) [user] is_like_space('(')
   Call: (214) [system] char_type('(', 'white')
   Fail: (214) [system] char_type('(', 'white')
   Call: (214) [system] char_type('(', end_of_line)
   Fail: (214) [system] char_type('(', end_of_line)
   Call: (214) [system] char_type('(', space)
   Fail: (214) [system] char_type('(', space)
   Call: (214) [system] char_type('(', cntrl)
   Fail: (214) [system] char_type('(', cntrl)
^  Fail: (213) [user] is_like_space('(')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1751636)
   Exit: (211) [system] peek_char((0x55fbb4538270), '(')
   Call: (211) [system] '('=')'
   Fail: (211) [system] '('=')'
   Call: (211) [system] '('=end_of_file
   Fail: (211) [system] '('=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55fbb4538270), _1757206)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1759064)
   Exit: (213) [system] peek_char((0x55fbb4538270), '(')
   Call: (213) [system] '('=(;)
   Fail: (213) [system] '('=(;)
   Call: (213) [system] '('=(/)
   Fail: (213) [system] '('=(/)
^  Call: (213) [user] is_like_space('(')
   Call: (214) [system] char_type('(', 'white')
   Fail: (214) [system] char_type('(', 'white')
   Call: (214) [system] char_type('(', end_of_line)
   Fail: (214) [system] char_type('(', end_of_line)
   Call: (214) [system] char_type('(', space)
   Fail: (214) [system] char_type('(', space)
   Call: (214) [system] char_type('(', cntrl)
   Fail: (214) [system] char_type('(', cntrl)
^  Fail: (213) [user] is_like_space('(')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] get_char((0x55fbb4538270), _1775074)
   Exit: (212) [system] get_char((0x55fbb4538270), '(')
   Call: (212) [system] '('='('
   Exit: (212) [system] '('='('
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _1757206)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1780644)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'I')
   Call: (214) [system] 'I'=(;)
   Fail: (214) [system] 'I'=(;)
   Call: (214) [system] 'I'=(/)
   Fail: (214) [system] 'I'=(/)
^  Call: (214) [user] is_like_space('I')
   Call: (215) [system] char_type('I', 'white')
   Fail: (215) [system] char_type('I', 'white')
   Call: (215) [system] char_type('I', end_of_line)
   Fail: (215) [system] char_type('I', end_of_line)
   Call: (215) [system] char_type('I', space)
   Fail: (215) [system] char_type('I', space)
   Call: (215) [system] char_type('I', cntrl)
   Fail: (215) [system] char_type('I', cntrl)
^  Fail: (214) [user] is_like_space('I')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1796654)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'I')
   Call: (213) [system] 'I'=')'
   Fail: (213) [system] 'I'=')'
   Call: (213) [system] 'I'=end_of_file
   Fail: (213) [system] 'I'=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55fbb4538270), _1802224)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1804082)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'I')
   Call: (215) [system] 'I'=(;)
   Fail: (215) [system] 'I'=(;)
   Call: (215) [system] 'I'=(/)
   Fail: (215) [system] 'I'=(/)
^  Call: (215) [user] is_like_space('I')
   Call: (216) [system] char_type('I', 'white')
   Fail: (216) [system] char_type('I', 'white')
   Call: (216) [system] char_type('I', end_of_line)
   Fail: (216) [system] char_type('I', end_of_line)
   Call: (216) [system] char_type('I', space)
   Fail: (216) [system] char_type('I', space)
   Call: (216) [system] char_type('I', cntrl)
   Fail: (216) [system] char_type('I', cntrl)
^  Fail: (215) [user] is_like_space('I')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] get_char((0x55fbb4538270), _1820092)
   Exit: (214) [system] get_char((0x55fbb4538270), 'I')
   Call: (214) [system] 'I'='('
   Fail: (214) [system] 'I'='('
   Call: (214) [system] 'I'='['
   Fail: (214) [system] 'I'='['
   Call: (214) [system] 'I'='{'
   Fail: (214) [system] 'I'='{'
   Call: (214) [system] 'I'='"'
   Fail: (214) [system] 'I'='"'
   Call: (214) [system] 'I'=!
   Fail: (214) [system] 'I'=!
   Call: (214) [system] 'I'='\''
   Fail: (214) [system] 'I'='\''
   Call: (214) [system] 'I'='`'
   Fail: (214) [system] 'I'='`'
   Call: (214) [system] 'I'=end_of_file
   Fail: (214) [system] 'I'=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55fbb4538270), 'I', _1802224)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1837734)
   Call: (216) [system] peek_char((0x55fbb4538270), _1838668)
   Exit: (216) [system] peek_char((0x55fbb4538270), m)
^  Call: (216) [user] is_delimiter(m)
   Call: (217) [system] char_type(m, space)
   Fail: (217) [system] char_type(m, space)
   Call: (217) [system] arg(_1843388, v('(', ')', end_of_file), m)
   Fail: (217) [system] arg(_1844320, v('(', ')', end_of_file), m)
^  Fail: (216) [user] is_delimiter(m)
   Call: (216) [system] ')'==m
   Fail: (216) [system] ')'==m
   Call: (216) [system] get_char((0x55fbb4538270), m)
   Exit: (216) [system] get_char((0x55fbb4538270), m)
   Call: (216) [system] m=(\)
   Fail: (216) [system] m=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1851670)
   Call: (217) [system] peek_char((0x55fbb4538270), _1852604)
   Exit: (217) [system] peek_char((0x55fbb4538270), p)
^  Call: (217) [user] is_delimiter(p)
   Call: (218) [system] char_type(p, space)
   Fail: (218) [system] char_type(p, space)
   Call: (218) [system] arg(_1857324, v('(', ')', end_of_file), p)
   Fail: (218) [system] arg(_1858256, v('(', ')', end_of_file), p)
^  Fail: (217) [user] is_delimiter(p)
   Call: (217) [system] ')'==p
   Fail: (217) [system] ')'==p
   Call: (217) [system] get_char((0x55fbb4538270), p)
   Exit: (217) [system] get_char((0x55fbb4538270), p)
   Call: (217) [system] p=(\)
   Fail: (217) [system] p=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1865606)
   Call: (218) [system] peek_char((0x55fbb4538270), _1866540)
   Exit: (218) [system] peek_char((0x55fbb4538270), l)
^  Call: (218) [user] is_delimiter(l)
   Call: (219) [system] char_type(l, space)
   Fail: (219) [system] char_type(l, space)
   Call: (219) [system] arg(_1871260, v('(', ')', end_of_file), l)
   Fail: (219) [system] arg(_1872192, v('(', ')', end_of_file), l)
^  Fail: (218) [user] is_delimiter(l)
   Call: (218) [system] ')'==l
   Fail: (218) [system] ')'==l
   Call: (218) [system] get_char((0x55fbb4538270), l)
   Exit: (218) [system] get_char((0x55fbb4538270), l)
   Call: (218) [system] l=(\)
   Fail: (218) [system] l=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1879542)
   Call: (219) [system] peek_char((0x55fbb4538270), _1880476)
   Exit: (219) [system] peek_char((0x55fbb4538270), i)
^  Call: (219) [user] is_delimiter(i)
   Call: (220) [system] char_type(i, space)
   Fail: (220) [system] char_type(i, space)
   Call: (220) [system] arg(_1885196, v('(', ')', end_of_file), i)
   Fail: (220) [system] arg(_1886128, v('(', ')', end_of_file), i)
^  Fail: (219) [user] is_delimiter(i)
   Call: (219) [system] ')'==i
   Fail: (219) [system] ')'==i
   Call: (219) [system] get_char((0x55fbb4538270), i)
   Exit: (219) [system] get_char((0x55fbb4538270), i)
   Call: (219) [system] i=(\)
   Fail: (219) [system] i=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1893478)
   Call: (220) [system] peek_char((0x55fbb4538270), _1894412)
   Exit: (220) [system] peek_char((0x55fbb4538270), c)
^  Call: (220) [user] is_delimiter(c)
   Call: (221) [system] char_type(c, space)
   Fail: (221) [system] char_type(c, space)
   Call: (221) [system] arg(_1899132, v('(', ')', end_of_file), c)
   Fail: (221) [system] arg(_1900064, v('(', ')', end_of_file), c)
^  Fail: (220) [user] is_delimiter(c)
   Call: (220) [system] ')'==c
   Fail: (220) [system] ')'==c
   Call: (220) [system] get_char((0x55fbb4538270), c)
   Exit: (220) [system] get_char((0x55fbb4538270), c)
   Call: (220) [system] c=(\)
   Fail: (220) [system] c=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1907414)
   Call: (221) [system] peek_char((0x55fbb4538270), _1908348)
   Exit: (221) [system] peek_char((0x55fbb4538270), a)
^  Call: (221) [user] is_delimiter(a)
   Call: (222) [system] char_type(a, space)
   Fail: (222) [system] char_type(a, space)
   Call: (222) [system] arg(_1913068, v('(', ')', end_of_file), a)
   Fail: (222) [system] arg(_1914000, v('(', ')', end_of_file), a)
^  Fail: (221) [user] is_delimiter(a)
   Call: (221) [system] ')'==a
   Fail: (221) [system] ')'==a
   Call: (221) [system] get_char((0x55fbb4538270), a)
   Exit: (221) [system] get_char((0x55fbb4538270), a)
   Call: (221) [system] a=(\)
   Fail: (221) [system] a=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1921350)
   Call: (222) [system] peek_char((0x55fbb4538270), _1922284)
   Exit: (222) [system] peek_char((0x55fbb4538270), t)
^  Call: (222) [user] is_delimiter(t)
   Call: (223) [system] char_type(t, space)
   Fail: (223) [system] char_type(t, space)
   Call: (223) [system] arg(_1927004, v('(', ')', end_of_file), t)
   Fail: (223) [system] arg(_1927936, v('(', ')', end_of_file), t)
^  Fail: (222) [user] is_delimiter(t)
   Call: (222) [system] ')'==t
   Fail: (222) [system] ')'==t
   Call: (222) [system] get_char((0x55fbb4538270), t)
   Exit: (222) [system] get_char((0x55fbb4538270), t)
   Call: (222) [system] t=(\)
   Fail: (222) [system] t=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _1935286)
   Call: (223) [system] peek_char((0x55fbb4538270), _1936220)
   Exit: (223) [system] peek_char((0x55fbb4538270), i)
^  Call: (223) [user] is_delimiter(i)
   Call: (224) [system] char_type(i, space)
   Fail: (224) [system] char_type(i, space)
   Call: (224) [system] arg(_1940940, v('(', ')', end_of_file), i)
   Fail: (224) [system] arg(_1941872, v('(', ')', end_of_file), i)
^  Fail: (223) [user] is_delimiter(i)
   Call: (223) [system] ')'==i
   Fail: (223) [system] ')'==i
   Call: (223) [system] get_char((0x55fbb4538270), i)
   Exit: (223) [system] get_char((0x55fbb4538270), i)
   Call: (223) [system] i=(\)
   Fail: (223) [system] i=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _1949222)
   Call: (224) [system] peek_char((0x55fbb4538270), _1950156)
   Exit: (224) [system] peek_char((0x55fbb4538270), o)
^  Call: (224) [user] is_delimiter(o)
   Call: (225) [system] char_type(o, space)
   Fail: (225) [system] char_type(o, space)
   Call: (225) [system] arg(_1954876, v('(', ')', end_of_file), o)
   Fail: (225) [system] arg(_1955808, v('(', ')', end_of_file), o)
^  Fail: (224) [user] is_delimiter(o)
   Call: (224) [system] ')'==o
   Fail: (224) [system] ')'==o
   Call: (224) [system] get_char((0x55fbb4538270), o)
   Exit: (224) [system] get_char((0x55fbb4538270), o)
   Call: (224) [system] o=(\)
   Fail: (224) [system] o=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _1963158)
   Call: (225) [system] peek_char((0x55fbb4538270), _1964092)
   Exit: (225) [system] peek_char((0x55fbb4538270), n)
^  Call: (225) [user] is_delimiter(n)
   Call: (226) [system] char_type(n, space)
   Fail: (226) [system] char_type(n, space)
   Call: (226) [system] arg(_1968812, v('(', ')', end_of_file), n)
   Fail: (226) [system] arg(_1969744, v('(', ')', end_of_file), n)
^  Fail: (225) [user] is_delimiter(n)
   Call: (225) [system] ')'==n
   Fail: (225) [system] ')'==n
   Call: (225) [system] get_char((0x55fbb4538270), n)
   Exit: (225) [system] get_char((0x55fbb4538270), n)
   Call: (225) [system] n=(\)
   Fail: (225) [system] n=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _1977094)
   Call: (226) [system] peek_char((0x55fbb4538270), _1978028)
   Exit: (226) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (226) [user] is_delimiter(' ')
   Call: (227) [system] char_type(' ', space)
   Exit: (227) [system] char_type(' ', space)
^  Exit: (226) [user] is_delimiter(' ')
   Call: (226) [system] _1977094=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (225) [system] _1963158=[n]
   Exit: (225) [system] [n]=[n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (224) [system] _1949222=[o, n]
   Exit: (224) [system] [o, n]=[o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (223) [system] _1935286=[i, o, n]
   Exit: (223) [system] [i, o, n]=[i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (222) [system] _1921350=[t, i, o, n]
   Exit: (222) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (221) [system] _1907414=[a, t, i, o, n]
   Exit: (221) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (220) [system] _1893478=[c, a, t, i, o, n]
   Exit: (220) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (219) [system] _1879542=[i, c, a, t, i, o, n]
   Exit: (219) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (218) [system] _1865606=[l, i, c, a, t, i, o, n]
   Exit: (218) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (217) [system] _1851670=[p, l, i, c, a, t, i, o, n]
   Exit: (217) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (216) [system] _1837734=[m, p, l, i, c, a, t, i, o, n]
   Exit: (216) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (215) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _1802224)
^  Call: (216) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _2015252)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_2016204, _2016206), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _2015252), _2016186, fail)), '$restore_trace'(_2016204, _2016206))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_2016204, _2016206))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _2015252), _2016186, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(_2015252)
   Fail: (217) [system] atomic(_2015252)
   Call: (217) [system] atom_chars(_2015252, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (217) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (216) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (216) [system] integer('Implication')
   Fail: (216) [system] integer('Implication')
   Call: (216) [system] _1802224='Implication'
   Exit: (216) [system] 'Implication'='Implication'
^  Exit: (215) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (214) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (213) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (213) [user] read_list(')', (0x55fbb4538270), _2030202)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _2032060)
   Exit: (215) [system] peek_char((0x55fbb4538270), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
   Call: (215) [system] ' '=(/)
   Fail: (215) [system] ' '=(/)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55fbb4538270), _2041654)
   Exit: (215) [system] get_char((0x55fbb4538270), ' ')
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _2044358)
   Exit: (216) [system] peek_char((0x55fbb4538270), '(')
   Call: (216) [system] '('=(;)
   Fail: (216) [system] '('=(;)
   Call: (216) [system] '('=(/)
   Fail: (216) [system] '('=(/)
^  Call: (216) [user] is_like_space('(')
   Call: (217) [system] char_type('(', 'white')
   Fail: (217) [system] char_type('(', 'white')
   Call: (217) [system] char_type('(', end_of_line)
   Fail: (217) [system] char_type('(', end_of_line)
   Call: (217) [system] char_type('(', space)
   Fail: (217) [system] char_type('(', space)
   Call: (217) [system] char_type('(', cntrl)
   Fail: (217) [system] char_type('(', cntrl)
^  Fail: (216) [user] is_like_space('(')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _2061292)
   Exit: (214) [system] peek_char((0x55fbb4538270), '(')
   Call: (214) [system] '('=')'
   Fail: (214) [system] '('=')'
   Call: (214) [system] '('=end_of_file
   Fail: (214) [system] '('=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55fbb4538270), _2066862)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _2068720)
   Exit: (216) [system] peek_char((0x55fbb4538270), '(')
   Call: (216) [system] '('=(;)
   Fail: (216) [system] '('=(;)
   Call: (216) [system] '('=(/)
   Fail: (216) [system] '('=(/)
^  Call: (216) [user] is_like_space('(')
   Call: (217) [system] char_type('(', 'white')
   Fail: (217) [system] char_type('(', 'white')
   Call: (217) [system] char_type('(', end_of_line)
   Fail: (217) [system] char_type('(', end_of_line)
   Call: (217) [system] char_type('(', space)
   Fail: (217) [system] char_type('(', space)
   Call: (217) [system] char_type('(', cntrl)
   Fail: (217) [system] char_type('(', cntrl)
^  Fail: (216) [user] is_like_space('(')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] get_char((0x55fbb4538270), _2084730)
   Exit: (215) [system] get_char((0x55fbb4538270), '(')
   Call: (215) [system] '('='('
   Exit: (215) [system] '('='('
^  Call: (215) [user] read_list(')', (0x55fbb4538270), _2066862)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _2090300)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'A')
   Call: (217) [system] 'A'=(;)
   Fail: (217) [system] 'A'=(;)
   Call: (217) [system] 'A'=(/)
   Fail: (217) [system] 'A'=(/)
^  Call: (217) [user] is_like_space('A')
   Call: (218) [system] char_type('A', 'white')
   Fail: (218) [system] char_type('A', 'white')
   Call: (218) [system] char_type('A', end_of_line)
   Fail: (218) [system] char_type('A', end_of_line)
   Call: (218) [system] char_type('A', space)
   Fail: (218) [system] char_type('A', space)
   Call: (218) [system] char_type('A', cntrl)
   Fail: (218) [system] char_type('A', cntrl)
^  Fail: (217) [user] is_like_space('A')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _14842)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'A')
   Call: (216) [system] 'A'=')'
   Fail: (216) [system] 'A'=')'
   Call: (216) [system] 'A'=end_of_file
   Fail: (216) [system] 'A'=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55fbb4538270), _20412)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _22270)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'A')
   Call: (218) [system] 'A'=(;)
   Fail: (218) [system] 'A'=(;)
   Call: (218) [system] 'A'=(/)
   Fail: (218) [system] 'A'=(/)
^  Call: (218) [user] is_like_space('A')
   Call: (219) [system] char_type('A', 'white')
   Fail: (219) [system] char_type('A', 'white')
   Call: (219) [system] char_type('A', end_of_line)
   Fail: (219) [system] char_type('A', end_of_line)
   Call: (219) [system] char_type('A', space)
   Fail: (219) [system] char_type('A', space)
   Call: (219) [system] char_type('A', cntrl)
   Fail: (219) [system] char_type('A', cntrl)
^  Fail: (218) [user] is_like_space('A')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] get_char((0x55fbb4538270), _38280)
   Exit: (217) [system] get_char((0x55fbb4538270), 'A')
   Call: (217) [system] 'A'='('
   Fail: (217) [system] 'A'='('
   Call: (217) [system] 'A'='['
   Fail: (217) [system] 'A'='['
   Call: (217) [system] 'A'='{'
   Fail: (217) [system] 'A'='{'
   Call: (217) [system] 'A'='"'
   Fail: (217) [system] 'A'='"'
   Call: (217) [system] 'A'=!
   Fail: (217) [system] 'A'=!
   Call: (217) [system] 'A'='\''
   Fail: (217) [system] 'A'='\''
   Call: (217) [system] 'A'='`'
   Fail: (217) [system] 'A'='`'
   Call: (217) [system] 'A'=end_of_file
   Fail: (217) [system] 'A'=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55fbb4538270), 'A', _20412)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _55922)
   Call: (219) [system] peek_char((0x55fbb4538270), _56856)
   Exit: (219) [system] peek_char((0x55fbb4538270), n)
^  Call: (219) [user] is_delimiter(n)
   Call: (220) [system] char_type(n, space)
   Fail: (220) [system] char_type(n, space)
   Call: (220) [system] arg(_61576, v('(', ')', end_of_file), n)
   Fail: (220) [system] arg(_62508, v('(', ')', end_of_file), n)
^  Fail: (219) [user] is_delimiter(n)
   Call: (219) [system] ')'==n
   Fail: (219) [system] ')'==n
   Call: (219) [system] get_char((0x55fbb4538270), n)
   Exit: (219) [system] get_char((0x55fbb4538270), n)
   Call: (219) [system] n=(\)
   Fail: (219) [system] n=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _69858)
   Call: (220) [system] peek_char((0x55fbb4538270), _70792)
   Exit: (220) [system] peek_char((0x55fbb4538270), d)
^  Call: (220) [user] is_delimiter(d)
   Call: (221) [system] char_type(d, space)
   Fail: (221) [system] char_type(d, space)
   Call: (221) [system] arg(_75512, v('(', ')', end_of_file), d)
   Fail: (221) [system] arg(_76444, v('(', ')', end_of_file), d)
^  Fail: (220) [user] is_delimiter(d)
   Call: (220) [system] ')'==d
   Fail: (220) [system] ')'==d
   Call: (220) [system] get_char((0x55fbb4538270), d)
   Exit: (220) [system] get_char((0x55fbb4538270), d)
   Call: (220) [system] d=(\)
   Fail: (220) [system] d=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _83794)
   Call: (221) [system] peek_char((0x55fbb4538270), _84728)
   Exit: (221) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (221) [user] is_delimiter('L')
   Call: (222) [system] char_type('L', space)
   Fail: (222) [system] char_type('L', space)
   Call: (222) [system] arg(_89448, v('(', ')', end_of_file), 'L')
   Fail: (222) [system] arg(_90380, v('(', ')', end_of_file), 'L')
^  Fail: (221) [user] is_delimiter('L')
   Call: (221) [system] ')'=='L'
   Fail: (221) [system] ')'=='L'
   Call: (221) [system] get_char((0x55fbb4538270), 'L')
   Exit: (221) [system] get_char((0x55fbb4538270), 'L')
   Call: (221) [system] 'L'=(\)
   Fail: (221) [system] 'L'=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _97730)
   Call: (222) [system] peek_char((0x55fbb4538270), _98664)
   Exit: (222) [system] peek_char((0x55fbb4538270), i)
^  Call: (222) [user] is_delimiter(i)
   Call: (223) [system] char_type(i, space)
   Fail: (223) [system] char_type(i, space)
   Call: (223) [system] arg(_103384, v('(', ')', end_of_file), i)
   Fail: (223) [system] arg(_104316, v('(', ')', end_of_file), i)
^  Fail: (222) [user] is_delimiter(i)
   Call: (222) [system] ')'==i
   Fail: (222) [system] ')'==i
   Call: (222) [system] get_char((0x55fbb4538270), i)
   Exit: (222) [system] get_char((0x55fbb4538270), i)
   Call: (222) [system] i=(\)
   Fail: (222) [system] i=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _111666)
   Call: (223) [system] peek_char((0x55fbb4538270), _112600)
   Exit: (223) [system] peek_char((0x55fbb4538270), n)
^  Call: (223) [user] is_delimiter(n)
   Call: (224) [system] char_type(n, space)
   Fail: (224) [system] char_type(n, space)
   Call: (224) [system] arg(_117320, v('(', ')', end_of_file), n)
   Fail: (224) [system] arg(_118252, v('(', ')', end_of_file), n)
^  Fail: (223) [user] is_delimiter(n)
   Call: (223) [system] ')'==n
   Fail: (223) [system] ')'==n
   Call: (223) [system] get_char((0x55fbb4538270), n)
   Exit: (223) [system] get_char((0x55fbb4538270), n)
   Call: (223) [system] n=(\)
   Fail: (223) [system] n=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _125602)
   Call: (224) [system] peek_char((0x55fbb4538270), _126536)
   Exit: (224) [system] peek_char((0x55fbb4538270), k)
^  Call: (224) [user] is_delimiter(k)
   Call: (225) [system] char_type(k, space)
   Fail: (225) [system] char_type(k, space)
   Call: (225) [system] arg(_131256, v('(', ')', end_of_file), k)
   Fail: (225) [system] arg(_132188, v('(', ')', end_of_file), k)
^  Fail: (224) [user] is_delimiter(k)
   Call: (224) [system] ')'==k
   Fail: (224) [system] ')'==k
   Call: (224) [system] get_char((0x55fbb4538270), k)
   Exit: (224) [system] get_char((0x55fbb4538270), k)
   Call: (224) [system] k=(\)
   Fail: (224) [system] k=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _139538)
   Call: (225) [system] peek_char((0x55fbb4538270), _140472)
   Exit: (225) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (225) [user] is_delimiter(' ')
   Call: (226) [system] char_type(' ', space)
   Exit: (226) [system] char_type(' ', space)
^  Exit: (225) [user] is_delimiter(' ')
   Call: (225) [system] _139538=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (224) [system] _125602=[k]
   Exit: (224) [system] [k]=[k]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (223) [system] _111666=[n, k]
   Exit: (223) [system] [n, k]=[n, k]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (222) [system] _97730=[i, n, k]
   Exit: (222) [system] [i, n, k]=[i, n, k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (221) [system] _83794=['L', i, n, k]
   Exit: (221) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (220) [system] _69858=[d, 'L', i, n, k]
   Exit: (220) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (219) [system] _55922=[n, d, 'L', i, n, k]
   Exit: (219) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (218) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _20412)
^  Call: (219) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _166520)
^  Call: (221) [system] setup_call_cleanup('$notrace'(_167472, _167474), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _166520), _167454, fail)), '$restore_trace'(_167472, _167474))
^  Call: (222) [system] sig_atomic(system:'$notrace'(_167472, _167474))
^  Exit: (221) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _166520), _167454, fail)), system:'$restore_trace'(3, -1))
   Call: (220) [system] atomic(_166520)
   Fail: (220) [system] atomic(_166520)
   Call: (220) [system] atom_chars(_166520, ['A', n, d, 'L', i, n, k])
   Exit: (220) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (219) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (219) [system] integer('AndLink')
   Fail: (219) [system] integer('AndLink')
   Call: (219) [system] _20412='AndLink'
   Exit: (219) [system] 'AndLink'='AndLink'
^  Exit: (218) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (217) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (216) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (216) [user] read_list(')', (0x55fbb4538270), _181470)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _183328)
   Exit: (218) [system] peek_char((0x55fbb4538270), ' ')
   Call: (218) [system] ' '=(;)
   Fail: (218) [system] ' '=(;)
   Call: (218) [system] ' '=(/)
   Fail: (218) [system] ' '=(/)
^  Call: (218) [user] is_like_space(' ')
   Call: (219) [system] char_type(' ', 'white')
   Exit: (219) [system] char_type(' ', 'white')
^  Exit: (218) [user] is_like_space(' ')
   Call: (218) [system] get_char((0x55fbb4538270), _192922)
   Exit: (218) [system] get_char((0x55fbb4538270), ' ')
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _195626)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'A')
   Call: (219) [system] 'A'=(;)
   Fail: (219) [system] 'A'=(;)
   Call: (219) [system] 'A'=(/)
   Fail: (219) [system] 'A'=(/)
^  Call: (219) [user] is_like_space('A')
   Call: (220) [system] char_type('A', 'white')
   Fail: (220) [system] char_type('A', 'white')
   Call: (220) [system] char_type('A', end_of_line)
   Fail: (220) [system] char_type('A', end_of_line)
   Call: (220) [system] char_type('A', space)
   Fail: (220) [system] char_type('A', space)
   Call: (220) [system] char_type('A', cntrl)
   Fail: (220) [system] char_type('A', cntrl)
^  Fail: (219) [user] is_like_space('A')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _212560)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'A')
   Call: (217) [system] 'A'=')'
   Fail: (217) [system] 'A'=')'
   Call: (217) [system] 'A'=end_of_file
   Fail: (217) [system] 'A'=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55fbb4538270), _218130)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _219988)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'A')
   Call: (219) [system] 'A'=(;)
   Fail: (219) [system] 'A'=(;)
   Call: (219) [system] 'A'=(/)
   Fail: (219) [system] 'A'=(/)
^  Call: (219) [user] is_like_space('A')
   Call: (220) [system] char_type('A', 'white')
   Fail: (220) [system] char_type('A', 'white')
   Call: (220) [system] char_type('A', end_of_line)
   Fail: (220) [system] char_type('A', end_of_line)
   Call: (220) [system] char_type('A', space)
   Fail: (220) [system] char_type('A', space)
   Call: (220) [system] char_type('A', cntrl)
   Fail: (220) [system] char_type('A', cntrl)
^  Fail: (219) [user] is_like_space('A')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] get_char((0x55fbb4538270), _235998)
   Exit: (218) [system] get_char((0x55fbb4538270), 'A')
   Call: (218) [system] 'A'='('
   Fail: (218) [system] 'A'='('
   Call: (218) [system] 'A'='['
   Fail: (218) [system] 'A'='['
   Call: (218) [system] 'A'='{'
   Fail: (218) [system] 'A'='{'
   Call: (218) [system] 'A'='"'
   Fail: (218) [system] 'A'='"'
   Call: (218) [system] 'A'=!
   Fail: (218) [system] 'A'=!
   Call: (218) [system] 'A'='\''
   Fail: (218) [system] 'A'='\''
   Call: (218) [system] 'A'='`'
   Fail: (218) [system] 'A'='`'
   Call: (218) [system] 'A'=end_of_file
   Fail: (218) [system] 'A'=end_of_file
^  Call: (218) [user] read_symbolic(')', (0x55fbb4538270), 'A', _218130)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _253640)
   Call: (220) [system] peek_char((0x55fbb4538270), _254574)
   Exit: (220) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (220) [user] is_delimiter(' ')
   Call: (221) [system] char_type(' ', space)
   Exit: (221) [system] char_type(' ', space)
^  Exit: (220) [user] is_delimiter(' ')
   Call: (220) [system] _253640=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (219) [user] classify_and_convert_charseq(['A'], _218130)
^  Call: (220) [user] classify_and_convert_charseq_(['A'], _263858)
^  Call: (222) [system] setup_call_cleanup('$notrace'(_264810, _264812), once(user:catch(read_from_chars(['A'], _263858), _264792, fail)), '$restore_trace'(_264810, _264812))
^  Call: (223) [system] sig_atomic(system:'$notrace'(_264810, _264812))
^  Exit: (222) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _263858), _264792, fail)), system:'$restore_trace'(3, -1))
   Call: (221) [system] atomic(_263858)
   Fail: (221) [system] atomic(_263858)
   Call: (221) [system] atom_chars(_263858, ['A'])
   Exit: (221) [system] atom_chars('A', ['A'])
^  Exit: (220) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (220) [system] integer('A')
   Fail: (220) [system] integer('A')
   Call: (220) [system] _218130='A'
   Exit: (220) [system] 'A'='A'
^  Exit: (219) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (218) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (217) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (217) [user] read_list(')', (0x55fbb4538270), _278808)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _280666)
   Exit: (219) [system] peek_char((0x55fbb4538270), ' ')
   Call: (219) [system] ' '=(;)
   Fail: (219) [system] ' '=(;)
   Call: (219) [system] ' '=(/)
   Fail: (219) [system] ' '=(/)
^  Call: (219) [user] is_like_space(' ')
   Call: (220) [system] char_type(' ', 'white')
   Exit: (220) [system] char_type(' ', 'white')
^  Exit: (219) [user] is_like_space(' ')
   Call: (219) [system] get_char((0x55fbb4538270), _290260)
   Exit: (219) [system] get_char((0x55fbb4538270), ' ')
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _292964)
   Exit: (220) [system] peek_char((0x55fbb4538270), 'B')
   Call: (220) [system] 'B'=(;)
   Fail: (220) [system] 'B'=(;)
   Call: (220) [system] 'B'=(/)
   Fail: (220) [system] 'B'=(/)
^  Call: (220) [user] is_like_space('B')
   Call: (221) [system] char_type('B', 'white')
   Fail: (221) [system] char_type('B', 'white')
   Call: (221) [system] char_type('B', end_of_line)
   Fail: (221) [system] char_type('B', end_of_line)
   Call: (221) [system] char_type('B', space)
   Fail: (221) [system] char_type('B', space)
   Call: (221) [system] char_type('B', cntrl)
   Fail: (221) [system] char_type('B', cntrl)
^  Fail: (220) [user] is_like_space('B')
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _309898)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'B')
   Call: (218) [system] 'B'=')'
   Fail: (218) [system] 'B'=')'
   Call: (218) [system] 'B'=end_of_file
   Fail: (218) [system] 'B'=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55fbb4538270), _315468)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _317326)
   Exit: (220) [system] peek_char((0x55fbb4538270), 'B')
   Call: (220) [system] 'B'=(;)
   Fail: (220) [system] 'B'=(;)
   Call: (220) [system] 'B'=(/)
   Fail: (220) [system] 'B'=(/)
^  Call: (220) [user] is_like_space('B')
   Call: (221) [system] char_type('B', 'white')
   Fail: (221) [system] char_type('B', 'white')
   Call: (221) [system] char_type('B', end_of_line)
   Fail: (221) [system] char_type('B', end_of_line)
   Call: (221) [system] char_type('B', space)
   Fail: (221) [system] char_type('B', space)
   Call: (221) [system] char_type('B', cntrl)
   Fail: (221) [system] char_type('B', cntrl)
^  Fail: (220) [user] is_like_space('B')
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] get_char((0x55fbb4538270), _333336)
   Exit: (219) [system] get_char((0x55fbb4538270), 'B')
   Call: (219) [system] 'B'='('
   Fail: (219) [system] 'B'='('
   Call: (219) [system] 'B'='['
   Fail: (219) [system] 'B'='['
   Call: (219) [system] 'B'='{'
   Fail: (219) [system] 'B'='{'
   Call: (219) [system] 'B'='"'
   Fail: (219) [system] 'B'='"'
   Call: (219) [system] 'B'=!
   Fail: (219) [system] 'B'=!
   Call: (219) [system] 'B'='\''
   Fail: (219) [system] 'B'='\''
   Call: (219) [system] 'B'='`'
   Fail: (219) [system] 'B'='`'
   Call: (219) [system] 'B'=end_of_file
   Fail: (219) [system] 'B'=end_of_file
^  Call: (219) [user] read_symbolic(')', (0x55fbb4538270), 'B', _315468)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _350978)
   Call: (221) [system] peek_char((0x55fbb4538270), _351912)
   Exit: (221) [system] peek_char((0x55fbb4538270), ')')
^  Call: (221) [user] is_delimiter(')')
   Call: (222) [system] char_type(')', space)
   Fail: (222) [system] char_type(')', space)
   Call: (222) [system] arg(_356632, v('(', ')', end_of_file), ')')
   Exit: (222) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (221) [user] is_delimiter(')')
   Call: (221) [system] _350978=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (220) [user] classify_and_convert_charseq(['B'], _315468)
^  Call: (221) [user] classify_and_convert_charseq_(['B'], _363068)
^  Call: (223) [system] setup_call_cleanup('$notrace'(_364020, _364022), once(user:catch(read_from_chars(['B'], _363068), _364002, fail)), '$restore_trace'(_364020, _364022))
^  Call: (224) [system] sig_atomic(system:'$notrace'(_364020, _364022))
^  Exit: (223) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _363068), _364002, fail)), system:'$restore_trace'(3, -1))
   Call: (222) [system] atomic(_363068)
   Fail: (222) [system] atomic(_363068)
   Call: (222) [system] atom_chars(_363068, ['B'])
   Exit: (222) [system] atom_chars('B', ['B'])
^  Exit: (221) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (221) [system] integer('B')
   Fail: (221) [system] integer('B')
   Call: (221) [system] _315468='B'
   Exit: (221) [system] 'B'='B'
^  Exit: (220) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (219) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (218) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (218) [user] read_list(')', (0x55fbb4538270), _378018)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _379876)
   Exit: (220) [system] peek_char((0x55fbb4538270), ')')
   Call: (220) [system] ')'=(;)
   Fail: (220) [system] ')'=(;)
   Call: (220) [system] ')'=(/)
   Fail: (220) [system] ')'=(/)
^  Call: (220) [user] is_like_space(')')
   Call: (221) [system] char_type(')', 'white')
   Fail: (221) [system] char_type(')', 'white')
   Call: (221) [system] char_type(')', end_of_line)
   Fail: (221) [system] char_type(')', end_of_line)
   Call: (221) [system] char_type(')', space)
   Fail: (221) [system] char_type(')', space)
   Call: (221) [system] char_type(')', cntrl)
   Fail: (221) [system] char_type(')', cntrl)
^  Fail: (220) [user] is_like_space(')')
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _395886)
   Exit: (219) [system] peek_char((0x55fbb4538270), ')')
   Call: (219) [system] ')'=')'
   Exit: (219) [system] ')'=')'
   Call: (219) [system] get_char((0x55fbb4538270), _399676)
   Exit: (219) [system] get_char((0x55fbb4538270), ')')
   Call: (219) [system] _378018=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_list(')', (0x55fbb4538270), [])
   Call: (218) [system] _278808=['B']
   Exit: (218) [system] ['B']=['B']
^  Exit: (217) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (217) [system] _181470=['A', 'B']
   Exit: (217) [system] ['A', 'B']=['A', 'B']
^  Exit: (216) [user] read_list(')', (0x55fbb4538270), ['A', 'B'])
   Call: (216) [system] _5378=['AndLink', 'A', 'B']
   Exit: (216) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (215) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Exit: (214) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Call: (214) [user] read_list(')', (0x55fbb4538270), _413558)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _415416)
   Exit: (216) [system] peek_char((0x55fbb4538270), ' ')
   Call: (216) [system] ' '=(;)
   Fail: (216) [system] ' '=(;)
   Call: (216) [system] ' '=(/)
   Fail: (216) [system] ' '=(/)
^  Call: (216) [user] is_like_space(' ')
   Call: (217) [system] char_type(' ', 'white')
   Exit: (217) [system] char_type(' ', 'white')
^  Exit: (216) [user] is_like_space(' ')
   Call: (216) [system] get_char((0x55fbb4538270), _425010)
   Exit: (216) [system] get_char((0x55fbb4538270), ' ')
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _427714)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'C')
   Call: (217) [system] 'C'=(;)
   Fail: (217) [system] 'C'=(;)
   Call: (217) [system] 'C'=(/)
   Fail: (217) [system] 'C'=(/)
^  Call: (217) [user] is_like_space('C')
   Call: (218) [system] char_type('C', 'white')
   Fail: (218) [system] char_type('C', 'white')
   Call: (218) [system] char_type('C', end_of_line)
   Fail: (218) [system] char_type('C', end_of_line)
   Call: (218) [system] char_type('C', space)
   Fail: (218) [system] char_type('C', space)
   Call: (218) [system] char_type('C', cntrl)
   Fail: (218) [system] char_type('C', cntrl)
^  Fail: (217) [user] is_like_space('C')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _444648)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'C')
   Call: (215) [system] 'C'=')'
   Fail: (215) [system] 'C'=')'
   Call: (215) [system] 'C'=end_of_file
   Fail: (215) [system] 'C'=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55fbb4538270), _450218)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _452076)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'C')
   Call: (217) [system] 'C'=(;)
   Fail: (217) [system] 'C'=(;)
   Call: (217) [system] 'C'=(/)
   Fail: (217) [system] 'C'=(/)
^  Call: (217) [user] is_like_space('C')
   Call: (218) [system] char_type('C', 'white')
   Fail: (218) [system] char_type('C', 'white')
   Call: (218) [system] char_type('C', end_of_line)
   Fail: (218) [system] char_type('C', end_of_line)
   Call: (218) [system] char_type('C', space)
   Fail: (218) [system] char_type('C', space)
   Call: (218) [system] char_type('C', cntrl)
   Fail: (218) [system] char_type('C', cntrl)
^  Fail: (217) [user] is_like_space('C')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] get_char((0x55fbb4538270), _468086)
   Exit: (216) [system] get_char((0x55fbb4538270), 'C')
   Call: (216) [system] 'C'='('
   Fail: (216) [system] 'C'='('
   Call: (216) [system] 'C'='['
   Fail: (216) [system] 'C'='['
   Call: (216) [system] 'C'='{'
   Fail: (216) [system] 'C'='{'
   Call: (216) [system] 'C'='"'
   Fail: (216) [system] 'C'='"'
   Call: (216) [system] 'C'=!
   Fail: (216) [system] 'C'=!
   Call: (216) [system] 'C'='\''
   Fail: (216) [system] 'C'='\''
   Call: (216) [system] 'C'='`'
   Fail: (216) [system] 'C'='`'
   Call: (216) [system] 'C'=end_of_file
   Fail: (216) [system] 'C'=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55fbb4538270), 'C', _450218)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _485728)
   Call: (218) [system] peek_char((0x55fbb4538270), _486662)
   Exit: (218) [system] peek_char((0x55fbb4538270), ')')
^  Call: (218) [user] is_delimiter(')')
   Call: (219) [system] char_type(')', space)
   Fail: (219) [system] char_type(')', space)
   Call: (219) [system] arg(_491382, v('(', ')', end_of_file), ')')
   Exit: (219) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (218) [user] is_delimiter(')')
   Call: (218) [system] _485728=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (217) [user] classify_and_convert_charseq(['C'], _450218)
^  Call: (218) [user] classify_and_convert_charseq_(['C'], _497818)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_498770, _498772), once(user:catch(read_from_chars(['C'], _497818), _498752, fail)), '$restore_trace'(_498770, _498772))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_498770, _498772))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _497818), _498752, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(_497818)
   Fail: (219) [system] atomic(_497818)
   Call: (219) [system] atom_chars(_497818, ['C'])
   Exit: (219) [system] atom_chars('C', ['C'])
^  Exit: (218) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (218) [system] integer('C')
   Fail: (218) [system] integer('C')
   Call: (218) [system] _450218='C'
   Exit: (218) [system] 'C'='C'
^  Exit: (217) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (216) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (215) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (215) [user] read_list(')', (0x55fbb4538270), _512768)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _514626)
   Exit: (217) [system] peek_char((0x55fbb4538270), ')')
   Call: (217) [system] ')'=(;)
   Fail: (217) [system] ')'=(;)
   Call: (217) [system] ')'=(/)
   Fail: (217) [system] ')'=(/)
^  Call: (217) [user] is_like_space(')')
   Call: (218) [system] char_type(')', 'white')
   Fail: (218) [system] char_type(')', 'white')
   Call: (218) [system] char_type(')', end_of_line)
   Fail: (218) [system] char_type(')', end_of_line)
   Call: (218) [system] char_type(')', space)
   Fail: (218) [system] char_type(')', space)
   Call: (218) [system] char_type(')', cntrl)
   Fail: (218) [system] char_type(')', cntrl)
^  Fail: (217) [user] is_like_space(')')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _530636)
   Exit: (216) [system] peek_char((0x55fbb4538270), ')')
   Call: (216) [system] ')'=')'
   Exit: (216) [system] ')'=')'
   Call: (216) [system] get_char((0x55fbb4538270), _534426)
   Exit: (216) [system] get_char((0x55fbb4538270), ')')
   Call: (216) [system] _512768=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_list(')', (0x55fbb4538270), [])
   Call: (215) [system] _413558=['C']
   Exit: (215) [system] ['C']=['C']
^  Exit: (214) [user] read_list(')', (0x55fbb4538270), ['C'])
   Call: (214) [system] _5374=[['AndLink', 'A', 'B'], 'C']
   Exit: (214) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (213) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'A', 'B'], 'C'])
   Call: (213) [system] _5366=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (213) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (212) [user] read_list(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (211) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _548308)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _550166)
   Exit: (213) [system] peek_char((0x55fbb4538270), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
   Call: (213) [system] ' '=(/)
   Fail: (213) [system] ' '=(/)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55fbb4538270), _559760)
   Exit: (213) [system] get_char((0x55fbb4538270), ' ')
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _562464)
   Exit: (214) [system] peek_char((0x55fbb4538270), '(')
   Call: (214) [system] '('=(;)
   Fail: (214) [system] '('=(;)
   Call: (214) [system] '('=(/)
   Fail: (214) [system] '('=(/)
^  Call: (214) [user] is_like_space('(')
   Call: (215) [system] char_type('(', 'white')
   Fail: (215) [system] char_type('(', 'white')
   Call: (215) [system] char_type('(', end_of_line)
   Fail: (215) [system] char_type('(', end_of_line)
   Call: (215) [system] char_type('(', space)
   Fail: (215) [system] char_type('(', space)
   Call: (215) [system] char_type('(', cntrl)
   Fail: (215) [system] char_type('(', cntrl)
^  Fail: (214) [user] is_like_space('(')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _579398)
   Exit: (212) [system] peek_char((0x55fbb4538270), '(')
   Call: (212) [system] '('=')'
   Fail: (212) [system] '('=')'
   Call: (212) [system] '('=end_of_file
   Fail: (212) [system] '('=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55fbb4538270), _584968)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _586826)
   Exit: (214) [system] peek_char((0x55fbb4538270), '(')
   Call: (214) [system] '('=(;)
   Fail: (214) [system] '('=(;)
   Call: (214) [system] '('=(/)
   Fail: (214) [system] '('=(/)
^  Call: (214) [user] is_like_space('(')
   Call: (215) [system] char_type('(', 'white')
   Fail: (215) [system] char_type('(', 'white')
   Call: (215) [system] char_type('(', end_of_line)
   Fail: (215) [system] char_type('(', end_of_line)
   Call: (215) [system] char_type('(', space)
   Fail: (215) [system] char_type('(', space)
   Call: (215) [system] char_type('(', cntrl)
   Fail: (215) [system] char_type('(', cntrl)
^  Fail: (214) [user] is_like_space('(')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] get_char((0x55fbb4538270), _602836)
   Exit: (213) [system] get_char((0x55fbb4538270), '(')
   Call: (213) [system] '('='('
   Exit: (213) [system] '('='('
^  Call: (213) [user] read_list(')', (0x55fbb4538270), _584968)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _608406)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'O')
   Call: (215) [system] 'O'=(;)
   Fail: (215) [system] 'O'=(;)
   Call: (215) [system] 'O'=(/)
   Fail: (215) [system] 'O'=(/)
^  Call: (215) [user] is_like_space('O')
   Call: (216) [system] char_type('O', 'white')
   Fail: (216) [system] char_type('O', 'white')
   Call: (216) [system] char_type('O', end_of_line)
   Fail: (216) [system] char_type('O', end_of_line)
   Call: (216) [system] char_type('O', space)
   Fail: (216) [system] char_type('O', space)
   Call: (216) [system] char_type('O', cntrl)
   Fail: (216) [system] char_type('O', cntrl)
^  Fail: (215) [user] is_like_space('O')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _624416)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'O')
   Call: (214) [system] 'O'=')'
   Fail: (214) [system] 'O'=')'
   Call: (214) [system] 'O'=end_of_file
   Fail: (214) [system] 'O'=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55fbb4538270), _629986)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _631844)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'O')
   Call: (216) [system] 'O'=(;)
   Fail: (216) [system] 'O'=(;)
   Call: (216) [system] 'O'=(/)
   Fail: (216) [system] 'O'=(/)
^  Call: (216) [user] is_like_space('O')
   Call: (217) [system] char_type('O', 'white')
   Fail: (217) [system] char_type('O', 'white')
   Call: (217) [system] char_type('O', end_of_line)
   Fail: (217) [system] char_type('O', end_of_line)
   Call: (217) [system] char_type('O', space)
   Fail: (217) [system] char_type('O', space)
   Call: (217) [system] char_type('O', cntrl)
   Fail: (217) [system] char_type('O', cntrl)
^  Fail: (216) [user] is_like_space('O')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] get_char((0x55fbb4538270), _647854)
   Exit: (215) [system] get_char((0x55fbb4538270), 'O')
   Call: (215) [system] 'O'='('
   Fail: (215) [system] 'O'='('
   Call: (215) [system] 'O'='['
   Fail: (215) [system] 'O'='['
   Call: (215) [system] 'O'='{'
   Fail: (215) [system] 'O'='{'
   Call: (215) [system] 'O'='"'
   Fail: (215) [system] 'O'='"'
   Call: (215) [system] 'O'=!
   Fail: (215) [system] 'O'=!
   Call: (215) [system] 'O'='\''
   Fail: (215) [system] 'O'='\''
   Call: (215) [system] 'O'='`'
   Fail: (215) [system] 'O'='`'
   Call: (215) [system] 'O'=end_of_file
   Fail: (215) [system] 'O'=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55fbb4538270), 'O', _629986)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _665496)
   Call: (217) [system] peek_char((0x55fbb4538270), _666430)
   Exit: (217) [system] peek_char((0x55fbb4538270), r)
^  Call: (217) [user] is_delimiter(r)
   Call: (218) [system] char_type(r, space)
   Fail: (218) [system] char_type(r, space)
   Call: (218) [system] arg(_671150, v('(', ')', end_of_file), r)
   Fail: (218) [system] arg(_672082, v('(', ')', end_of_file), r)
^  Fail: (217) [user] is_delimiter(r)
   Call: (217) [system] ')'==r
   Fail: (217) [system] ')'==r
   Call: (217) [system] get_char((0x55fbb4538270), r)
   Exit: (217) [system] get_char((0x55fbb4538270), r)
   Call: (217) [system] r=(\)
   Fail: (217) [system] r=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _679432)
   Call: (218) [system] peek_char((0x55fbb4538270), _680366)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (218) [user] is_delimiter('L')
   Call: (219) [system] char_type('L', space)
   Fail: (219) [system] char_type('L', space)
   Call: (219) [system] arg(_685086, v('(', ')', end_of_file), 'L')
   Fail: (219) [system] arg(_686018, v('(', ')', end_of_file), 'L')
^  Fail: (218) [user] is_delimiter('L')
   Call: (218) [system] ')'=='L'
   Fail: (218) [system] ')'=='L'
   Call: (218) [system] get_char((0x55fbb4538270), 'L')
   Exit: (218) [system] get_char((0x55fbb4538270), 'L')
   Call: (218) [system] 'L'=(\)
   Fail: (218) [system] 'L'=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _693368)
   Call: (219) [system] peek_char((0x55fbb4538270), _694302)
   Exit: (219) [system] peek_char((0x55fbb4538270), i)
^  Call: (219) [user] is_delimiter(i)
   Call: (220) [system] char_type(i, space)
   Fail: (220) [system] char_type(i, space)
   Call: (220) [system] arg(_699022, v('(', ')', end_of_file), i)
   Fail: (220) [system] arg(_699954, v('(', ')', end_of_file), i)
^  Fail: (219) [user] is_delimiter(i)
   Call: (219) [system] ')'==i
   Fail: (219) [system] ')'==i
   Call: (219) [system] get_char((0x55fbb4538270), i)
   Exit: (219) [system] get_char((0x55fbb4538270), i)
   Call: (219) [system] i=(\)
   Fail: (219) [system] i=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _707304)
   Call: (220) [system] peek_char((0x55fbb4538270), _708238)
   Exit: (220) [system] peek_char((0x55fbb4538270), n)
^  Call: (220) [user] is_delimiter(n)
   Call: (221) [system] char_type(n, space)
   Fail: (221) [system] char_type(n, space)
   Call: (221) [system] arg(_712958, v('(', ')', end_of_file), n)
   Fail: (221) [system] arg(_713890, v('(', ')', end_of_file), n)
^  Fail: (220) [user] is_delimiter(n)
   Call: (220) [system] ')'==n
   Fail: (220) [system] ')'==n
   Call: (220) [system] get_char((0x55fbb4538270), n)
   Exit: (220) [system] get_char((0x55fbb4538270), n)
   Call: (220) [system] n=(\)
   Fail: (220) [system] n=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _721240)
   Call: (221) [system] peek_char((0x55fbb4538270), _722174)
   Exit: (221) [system] peek_char((0x55fbb4538270), k)
^  Call: (221) [user] is_delimiter(k)
   Call: (222) [system] char_type(k, space)
   Fail: (222) [system] char_type(k, space)
   Call: (222) [system] arg(_726894, v('(', ')', end_of_file), k)
   Fail: (222) [system] arg(_727826, v('(', ')', end_of_file), k)
^  Fail: (221) [user] is_delimiter(k)
   Call: (221) [system] ')'==k
   Fail: (221) [system] ')'==k
   Call: (221) [system] get_char((0x55fbb4538270), k)
   Exit: (221) [system] get_char((0x55fbb4538270), k)
   Call: (221) [system] k=(\)
   Fail: (221) [system] k=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _735176)
   Call: (222) [system] peek_char((0x55fbb4538270), _736110)
   Exit: (222) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (222) [user] is_delimiter(' ')
   Call: (223) [system] char_type(' ', space)
   Exit: (223) [system] char_type(' ', space)
^  Exit: (222) [user] is_delimiter(' ')
   Call: (222) [system] _735176=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (221) [system] _721240=[k]
   Exit: (221) [system] [k]=[k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (220) [system] _707304=[n, k]
   Exit: (220) [system] [n, k]=[n, k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (219) [system] _693368=[i, n, k]
   Exit: (219) [system] [i, n, k]=[i, n, k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (218) [system] _679432=['L', i, n, k]
   Exit: (218) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (217) [system] _665496=[r, 'L', i, n, k]
   Exit: (217) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (216) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _629986)
^  Call: (217) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _759364)
^  Call: (219) [system] setup_call_cleanup('$notrace'(_760316, _760318), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _759364), _760298, fail)), '$restore_trace'(_760316, _760318))
^  Call: (220) [system] sig_atomic(system:'$notrace'(_760316, _760318))
^  Exit: (219) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _759364), _760298, fail)), system:'$restore_trace'(3, -1))
   Call: (218) [system] atomic(_759364)
   Fail: (218) [system] atomic(_759364)
   Call: (218) [system] atom_chars(_759364, ['O', r, 'L', i, n, k])
   Exit: (218) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (217) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (217) [system] integer('OrLink')
   Fail: (217) [system] integer('OrLink')
   Call: (217) [system] _629986='OrLink'
   Exit: (217) [system] 'OrLink'='OrLink'
^  Exit: (216) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (215) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (214) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (214) [user] read_list(')', (0x55fbb4538270), _774314)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _776172)
   Exit: (216) [system] peek_char((0x55fbb4538270), ' ')
   Call: (216) [system] ' '=(;)
   Fail: (216) [system] ' '=(;)
   Call: (216) [system] ' '=(/)
   Fail: (216) [system] ' '=(/)
^  Call: (216) [user] is_like_space(' ')
   Call: (217) [system] char_type(' ', 'white')
   Exit: (217) [system] char_type(' ', 'white')
^  Exit: (216) [user] is_like_space(' ')
   Call: (216) [system] get_char((0x55fbb4538270), _785766)
   Exit: (216) [system] get_char((0x55fbb4538270), ' ')
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _788470)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'B')
   Call: (217) [system] 'B'=(;)
   Fail: (217) [system] 'B'=(;)
   Call: (217) [system] 'B'=(/)
   Fail: (217) [system] 'B'=(/)
^  Call: (217) [user] is_like_space('B')
   Call: (218) [system] char_type('B', 'white')
   Fail: (218) [system] char_type('B', 'white')
   Call: (218) [system] char_type('B', end_of_line)
   Fail: (218) [system] char_type('B', end_of_line)
   Call: (218) [system] char_type('B', space)
   Fail: (218) [system] char_type('B', space)
   Call: (218) [system] char_type('B', cntrl)
   Fail: (218) [system] char_type('B', cntrl)
^  Fail: (217) [user] is_like_space('B')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _805404)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'B')
   Call: (215) [system] 'B'=')'
   Fail: (215) [system] 'B'=')'
   Call: (215) [system] 'B'=end_of_file
   Fail: (215) [system] 'B'=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55fbb4538270), _810974)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _812832)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'B')
   Call: (217) [system] 'B'=(;)
   Fail: (217) [system] 'B'=(;)
   Call: (217) [system] 'B'=(/)
   Fail: (217) [system] 'B'=(/)
^  Call: (217) [user] is_like_space('B')
   Call: (218) [system] char_type('B', 'white')
   Fail: (218) [system] char_type('B', 'white')
   Call: (218) [system] char_type('B', end_of_line)
   Fail: (218) [system] char_type('B', end_of_line)
   Call: (218) [system] char_type('B', space)
   Fail: (218) [system] char_type('B', space)
   Call: (218) [system] char_type('B', cntrl)
   Fail: (218) [system] char_type('B', cntrl)
^  Fail: (217) [user] is_like_space('B')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] get_char((0x55fbb4538270), _828842)
   Exit: (216) [system] get_char((0x55fbb4538270), 'B')
   Call: (216) [system] 'B'='('
   Fail: (216) [system] 'B'='('
   Call: (216) [system] 'B'='['
   Fail: (216) [system] 'B'='['
   Call: (216) [system] 'B'='{'
   Fail: (216) [system] 'B'='{'
   Call: (216) [system] 'B'='"'
   Fail: (216) [system] 'B'='"'
   Call: (216) [system] 'B'=!
   Fail: (216) [system] 'B'=!
   Call: (216) [system] 'B'='\''
   Fail: (216) [system] 'B'='\''
   Call: (216) [system] 'B'='`'
   Fail: (216) [system] 'B'='`'
   Call: (216) [system] 'B'=end_of_file
   Fail: (216) [system] 'B'=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55fbb4538270), 'B', _810974)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _846484)
   Call: (218) [system] peek_char((0x55fbb4538270), _847418)
   Exit: (218) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (218) [user] is_delimiter(' ')
   Call: (219) [system] char_type(' ', space)
   Exit: (219) [system] char_type(' ', space)
^  Exit: (218) [user] is_delimiter(' ')
   Call: (218) [system] _846484=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (217) [user] classify_and_convert_charseq(['B'], _810974)
^  Call: (218) [user] classify_and_convert_charseq_(['B'], _856702)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_857654, _857656), once(user:catch(read_from_chars(['B'], _856702), _857636, fail)), '$restore_trace'(_857654, _857656))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_857654, _857656))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _856702), _857636, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(_856702)
   Fail: (219) [system] atomic(_856702)
   Call: (219) [system] atom_chars(_856702, ['B'])
   Exit: (219) [system] atom_chars('B', ['B'])
^  Exit: (218) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (218) [system] integer('B')
   Fail: (218) [system] integer('B')
   Call: (218) [system] _810974='B'
   Exit: (218) [system] 'B'='B'
^  Exit: (217) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (216) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (215) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (215) [user] read_list(')', (0x55fbb4538270), _871652)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _873510)
   Exit: (217) [system] peek_char((0x55fbb4538270), ' ')
   Call: (217) [system] ' '=(;)
   Fail: (217) [system] ' '=(;)
   Call: (217) [system] ' '=(/)
   Fail: (217) [system] ' '=(/)
^  Call: (217) [user] is_like_space(' ')
   Call: (218) [system] char_type(' ', 'white')
   Exit: (218) [system] char_type(' ', 'white')
^  Exit: (217) [user] is_like_space(' ')
   Call: (217) [system] get_char((0x55fbb4538270), _883104)
   Exit: (217) [system] get_char((0x55fbb4538270), ' ')
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _885808)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'A')
   Call: (218) [system] 'A'=(;)
   Fail: (218) [system] 'A'=(;)
   Call: (218) [system] 'A'=(/)
   Fail: (218) [system] 'A'=(/)
^  Call: (218) [user] is_like_space('A')
   Call: (219) [system] char_type('A', 'white')
   Fail: (219) [system] char_type('A', 'white')
   Call: (219) [system] char_type('A', end_of_line)
   Fail: (219) [system] char_type('A', end_of_line)
   Call: (219) [system] char_type('A', space)
   Fail: (219) [system] char_type('A', space)
   Call: (219) [system] char_type('A', cntrl)
   Fail: (219) [system] char_type('A', cntrl)
^  Fail: (218) [user] is_like_space('A')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _902742)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'A')
   Call: (216) [system] 'A'=')'
   Fail: (216) [system] 'A'=')'
   Call: (216) [system] 'A'=end_of_file
   Fail: (216) [system] 'A'=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55fbb4538270), _908312)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _910170)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'A')
   Call: (218) [system] 'A'=(;)
   Fail: (218) [system] 'A'=(;)
   Call: (218) [system] 'A'=(/)
   Fail: (218) [system] 'A'=(/)
^  Call: (218) [user] is_like_space('A')
   Call: (219) [system] char_type('A', 'white')
   Fail: (219) [system] char_type('A', 'white')
   Call: (219) [system] char_type('A', end_of_line)
   Fail: (219) [system] char_type('A', end_of_line)
   Call: (219) [system] char_type('A', space)
   Fail: (219) [system] char_type('A', space)
   Call: (219) [system] char_type('A', cntrl)
   Fail: (219) [system] char_type('A', cntrl)
^  Fail: (218) [user] is_like_space('A')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] get_char((0x55fbb4538270), _926180)
   Exit: (217) [system] get_char((0x55fbb4538270), 'A')
   Call: (217) [system] 'A'='('
   Fail: (217) [system] 'A'='('
   Call: (217) [system] 'A'='['
   Fail: (217) [system] 'A'='['
   Call: (217) [system] 'A'='{'
   Fail: (217) [system] 'A'='{'
   Call: (217) [system] 'A'='"'
   Fail: (217) [system] 'A'='"'
   Call: (217) [system] 'A'=!
   Fail: (217) [system] 'A'=!
   Call: (217) [system] 'A'='\''
   Fail: (217) [system] 'A'='\''
   Call: (217) [system] 'A'='`'
   Fail: (217) [system] 'A'='`'
   Call: (217) [system] 'A'=end_of_file
   Fail: (217) [system] 'A'=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55fbb4538270), 'A', _908312)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _943822)
   Call: (219) [system] peek_char((0x55fbb4538270), _944756)
   Exit: (219) [system] peek_char((0x55fbb4538270), ')')
^  Call: (219) [user] is_delimiter(')')
   Call: (220) [system] char_type(')', space)
   Fail: (220) [system] char_type(')', space)
   Call: (220) [system] arg(_949476, v('(', ')', end_of_file), ')')
   Exit: (220) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (219) [user] is_delimiter(')')
   Call: (219) [system] _943822=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (218) [user] classify_and_convert_charseq(['A'], _908312)
^  Call: (219) [user] classify_and_convert_charseq_(['A'], _955912)
^  Call: (221) [system] setup_call_cleanup('$notrace'(_956864, _956866), once(user:catch(read_from_chars(['A'], _955912), _956846, fail)), '$restore_trace'(_956864, _956866))
^  Call: (222) [system] sig_atomic(system:'$notrace'(_956864, _956866))
^  Exit: (221) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _955912), _956846, fail)), system:'$restore_trace'(3, -1))
   Call: (220) [system] atomic(_955912)
   Fail: (220) [system] atomic(_955912)
   Call: (220) [system] atom_chars(_955912, ['A'])
   Exit: (220) [system] atom_chars('A', ['A'])
^  Exit: (219) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (219) [system] integer('A')
   Fail: (219) [system] integer('A')
   Call: (219) [system] _908312='A'
   Exit: (219) [system] 'A'='A'
^  Exit: (218) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (217) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (216) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (216) [user] read_list(')', (0x55fbb4538270), _970862)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _972720)
   Exit: (218) [system] peek_char((0x55fbb4538270), ')')
   Call: (218) [system] ')'=(;)
   Fail: (218) [system] ')'=(;)
   Call: (218) [system] ')'=(/)
   Fail: (218) [system] ')'=(/)
^  Call: (218) [user] is_like_space(')')
   Call: (219) [system] char_type(')', 'white')
   Fail: (219) [system] char_type(')', 'white')
   Call: (219) [system] char_type(')', end_of_line)
   Fail: (219) [system] char_type(')', end_of_line)
   Call: (219) [system] char_type(')', space)
   Fail: (219) [system] char_type(')', space)
   Call: (219) [system] char_type(')', cntrl)
   Fail: (219) [system] char_type(')', cntrl)
^  Fail: (218) [user] is_like_space(')')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _988730)
   Exit: (217) [system] peek_char((0x55fbb4538270), ')')
   Call: (217) [system] ')'=')'
   Exit: (217) [system] ')'=')'
   Call: (217) [system] get_char((0x55fbb4538270), _992520)
   Exit: (217) [system] get_char((0x55fbb4538270), ')')
   Call: (217) [system] _970862=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_list(')', (0x55fbb4538270), [])
   Call: (216) [system] _871652=['A']
   Exit: (216) [system] ['A']=['A']
^  Exit: (215) [user] read_list(')', (0x55fbb4538270), ['A'])
   Call: (215) [system] _774314=['B', 'A']
   Exit: (215) [system] ['B', 'A']=['B', 'A']
^  Exit: (214) [user] read_list(')', (0x55fbb4538270), ['B', 'A'])
   Call: (214) [system] _584968=['OrLink', 'B', 'A']
   Exit: (214) [system] ['OrLink', 'B', 'A']=['OrLink', 'B', 'A']
^  Exit: (213) [user] read_list(')', (0x55fbb4538270), ['OrLink', 'B', 'A'])
^  Exit: (212) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', 'B', 'A'])
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _1006402)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1008260)
   Exit: (214) [system] peek_char((0x55fbb4538270), ')')
   Call: (214) [system] ')'=(;)
   Fail: (214) [system] ')'=(;)
   Call: (214) [system] ')'=(/)
   Fail: (214) [system] ')'=(/)
^  Call: (214) [user] is_like_space(')')
   Call: (215) [system] char_type(')', 'white')
   Fail: (215) [system] char_type(')', 'white')
   Call: (215) [system] char_type(')', end_of_line)
   Fail: (215) [system] char_type(')', end_of_line)
   Call: (215) [system] char_type(')', space)
   Fail: (215) [system] char_type(')', space)
   Call: (215) [system] char_type(')', cntrl)
   Fail: (215) [system] char_type(')', cntrl)
^  Fail: (214) [user] is_like_space(')')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1024270)
   Exit: (213) [system] peek_char((0x55fbb4538270), ')')
   Call: (213) [system] ')'=')'
   Exit: (213) [system] ')'=')'
   Call: (213) [system] get_char((0x55fbb4538270), _1028060)
   Exit: (213) [system] get_char((0x55fbb4538270), ')')
   Call: (213) [system] _1006402=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_list(')', (0x55fbb4538270), [])
   Call: (212) [system] _548308=[['OrLink', 'B', 'A']]
   Exit: (212) [system] [['OrLink', 'B', 'A']]=[['OrLink', 'B', 'A']]
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), [['OrLink', 'B', 'A']])
   Call: (211) [system] _5362=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'A']]
   Exit: (211) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'A']]=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'A']]
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'A']])
   Call: (210) [system] _5354=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'A']]
   Exit: (210) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'A']]=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'A']]
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'A']])
^  Exit: (208) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'A']])
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _1041942)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1043800)
   Exit: (210) [system] peek_char((0x55fbb4538270), ')')
   Call: (210) [system] ')'=(;)
   Fail: (210) [system] ')'=(;)
   Call: (210) [system] ')'=(/)
   Fail: (210) [system] ')'=(/)
^  Call: (210) [user] is_like_space(')')
   Call: (211) [system] char_type(')', 'white')
   Fail: (211) [system] char_type(')', 'white')
   Call: (211) [system] char_type(')', end_of_line)
   Fail: (211) [system] char_type(')', end_of_line)
   Call: (211) [system] char_type(')', space)
   Fail: (211) [system] char_type(')', space)
   Call: (211) [system] char_type(')', cntrl)
   Fail: (211) [system] char_type(')', cntrl)
^  Fail: (210) [user] is_like_space(')')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1059810)
   Exit: (209) [system] peek_char((0x55fbb4538270), ')')
   Call: (209) [system] ')'=')'
   Exit: (209) [system] ')'=')'
   Call: (209) [system] get_char((0x55fbb4538270), _1063600)
   Exit: (209) [system] get_char((0x55fbb4538270), ')')
   Call: (209) [system] _1041942=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), [])
   Call: (208) [system] _5350=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'A']]]
   Exit: (208) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'A']]]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'A']]]
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'A']]])
   Call: (207) [system] _5308=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'A']]]
   Exit: (207) [system] [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'A']]]=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'A']]]
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'A']]])
   Call: (206) [system] _5300=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'A']]]
   Exit: (206) [system] [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'A']]]=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'A']]]
^  Exit: (205) [user] read_list(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'A']]])
^  Exit: (204) [user] cont_sexpr(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'A']]])
^  Call: (204) [user] read_list(')', (0x55fbb4538270), _1077482)
^  Call: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1079340)
   Exit: (206) [system] peek_char((0x55fbb4538270), '\n')
   Call: (206) [system] '\n'=(;)
   Fail: (206) [system] '\n'=(;)
   Call: (206) [system] '\n'=(/)
   Fail: (206) [system] '\n'=(/)
^  Call: (206) [user] is_like_space('\n')
   Call: (207) [system] char_type('\n', 'white')
   Fail: (207) [system] char_type('\n', 'white')
   Call: (207) [system] char_type('\n', end_of_line)
   Exit: (207) [system] char_type('\n', end_of_line)
^  Exit: (206) [user] is_like_space('\n')
   Call: (206) [system] get_char((0x55fbb4538270), _1090790)
   Exit: (206) [system] get_char((0x55fbb4538270), '\n')
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1093494)
   Exit: (207) [system] peek_char((0x55fbb4538270), ' ')
   Call: (207) [system] ' '=(;)
   Fail: (207) [system] ' '=(;)
   Call: (207) [system] ' '=(/)
   Fail: (207) [system] ' '=(/)
^  Call: (207) [user] is_like_space(' ')
   Call: (208) [system] char_type(' ', 'white')
   Exit: (208) [system] char_type(' ', 'white')
^  Exit: (207) [user] is_like_space(' ')
   Call: (207) [system] get_char((0x55fbb4538270), _1103088)
   Exit: (207) [system] get_char((0x55fbb4538270), ' ')
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1105792)
   Exit: (208) [system] peek_char((0x55fbb4538270), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
   Call: (208) [system] '('=(/)
   Fail: (208) [system] '('=(/)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
^  Exit: (205) [user] skip_spaces((0x55fbb4538270))
   Call: (205) [system] peek_char((0x55fbb4538270), _1123650)
   Exit: (205) [system] peek_char((0x55fbb4538270), '(')
   Call: (205) [system] '('=')'
   Fail: (205) [system] '('=')'
   Call: (205) [system] '('=end_of_file
   Fail: (205) [system] '('=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55fbb4538270), _1129220)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1131078)
   Exit: (207) [system] peek_char((0x55fbb4538270), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
   Call: (207) [system] '('=(/)
   Fail: (207) [system] '('=(/)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] get_char((0x55fbb4538270), _1147088)
   Exit: (206) [system] get_char((0x55fbb4538270), '(')
   Call: (206) [system] '('='('
   Exit: (206) [system] '('='('
^  Call: (206) [user] read_list(')', (0x55fbb4538270), _1129220)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1152658)
   Exit: (208) [system] peek_char((0x55fbb4538270), :)
   Call: (208) [system] (:)=(;)
   Fail: (208) [system] (:)=(;)
   Call: (208) [system] (:)=(/)
   Fail: (208) [system] (:)=(/)
^  Call: (208) [user] is_like_space(:)
   Call: (209) [system] char_type(:, 'white')
   Fail: (209) [system] char_type(:, 'white')
   Call: (209) [system] char_type(:, end_of_line)
   Fail: (209) [system] char_type(:, end_of_line)
   Call: (209) [system] char_type(:, space)
   Fail: (209) [system] char_type(:, space)
   Call: (209) [system] char_type(:, cntrl)
   Fail: (209) [system] char_type(:, cntrl)
^  Fail: (208) [user] is_like_space(:)
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1168668)
   Exit: (207) [system] peek_char((0x55fbb4538270), :)
   Call: (207) [system] (:)=')'
   Fail: (207) [system] (:)=')'
   Call: (207) [system] (:)=end_of_file
   Fail: (207) [system] (:)=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55fbb4538270), _1174238)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1176096)
   Exit: (209) [system] peek_char((0x55fbb4538270), :)
   Call: (209) [system] (:)=(;)
   Fail: (209) [system] (:)=(;)
   Call: (209) [system] (:)=(/)
   Fail: (209) [system] (:)=(/)
^  Call: (209) [user] is_like_space(:)
   Call: (210) [system] char_type(:, 'white')
   Fail: (210) [system] char_type(:, 'white')
   Call: (210) [system] char_type(:, end_of_line)
   Fail: (210) [system] char_type(:, end_of_line)
   Call: (210) [system] char_type(:, space)
   Fail: (210) [system] char_type(:, space)
   Call: (210) [system] char_type(:, cntrl)
   Fail: (210) [system] char_type(:, cntrl)
^  Fail: (209) [user] is_like_space(:)
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] get_char((0x55fbb4538270), _1192106)
   Exit: (208) [system] get_char((0x55fbb4538270), :)
   Call: (208) [system] (:)='('
   Fail: (208) [system] (:)='('
   Call: (208) [system] (:)='['
   Fail: (208) [system] (:)='['
   Call: (208) [system] (:)='{'
   Fail: (208) [system] (:)='{'
   Call: (208) [system] (:)='"'
   Fail: (208) [system] (:)='"'
   Call: (208) [system] (:)=!
   Fail: (208) [system] (:)=!
   Call: (208) [system] (:)='\''
   Fail: (208) [system] (:)='\''
   Call: (208) [system] (:)='`'
   Fail: (208) [system] (:)='`'
   Call: (208) [system] (:)=end_of_file
   Fail: (208) [system] (:)=end_of_file
^  Call: (208) [user] read_symbolic(')', (0x55fbb4538270), :, _1174238)
^  Call: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), _1209748)
   Call: (210) [system] peek_char((0x55fbb4538270), _1210682)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _1209748=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (209) [user] classify_and_convert_charseq([:], _1174238)
^  Call: (210) [user] classify_and_convert_charseq_([:], _1219966)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_1220918, _1220920), once(user:catch(read_from_chars([:], _1219966), _1220900, fail)), '$restore_trace'(_1220918, _1220920))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_1220918, _1220920))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1220900, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(:)
   Exit: (211) [system] atomic(:)
^  Exit: (210) [user] classify_and_convert_charseq_([:], :)
   Call: (210) [system] integer(:)
   Fail: (210) [system] integer(:)
   Call: (210) [system] _1174238=(:)
   Exit: (210) [system] (:)=(:)
^  Exit: (209) [user] classify_and_convert_charseq([:], :)
^  Exit: (208) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (207) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _1233046)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1234904)
   Exit: (209) [system] peek_char((0x55fbb4538270), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
   Call: (209) [system] ' '=(/)
   Fail: (209) [system] ' '=(/)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55fbb4538270), _1244498)
   Exit: (209) [system] get_char((0x55fbb4538270), ' ')
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1247202)
   Exit: (210) [system] peek_char((0x55fbb4538270), '(')
   Call: (210) [system] '('=(;)
   Fail: (210) [system] '('=(;)
   Call: (210) [system] '('=(/)
   Fail: (210) [system] '('=(/)
^  Call: (210) [user] is_like_space('(')
   Call: (211) [system] char_type('(', 'white')
   Fail: (211) [system] char_type('(', 'white')
   Call: (211) [system] char_type('(', end_of_line)
   Fail: (211) [system] char_type('(', end_of_line)
   Call: (211) [system] char_type('(', space)
   Fail: (211) [system] char_type('(', space)
   Call: (211) [system] char_type('(', cntrl)
   Fail: (211) [system] char_type('(', cntrl)
^  Fail: (210) [user] is_like_space('(')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1264136)
   Exit: (208) [system] peek_char((0x55fbb4538270), '(')
   Call: (208) [system] '('=')'
   Fail: (208) [system] '('=')'
   Call: (208) [system] '('=end_of_file
   Fail: (208) [system] '('=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55fbb4538270), _1269706)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1271564)
   Exit: (210) [system] peek_char((0x55fbb4538270), '(')
   Call: (210) [system] '('=(;)
   Fail: (210) [system] '('=(;)
   Call: (210) [system] '('=(/)
   Fail: (210) [system] '('=(/)
^  Call: (210) [user] is_like_space('(')
   Call: (211) [system] char_type('(', 'white')
   Fail: (211) [system] char_type('(', 'white')
   Call: (211) [system] char_type('(', end_of_line)
   Fail: (211) [system] char_type('(', end_of_line)
   Call: (211) [system] char_type('(', space)
   Fail: (211) [system] char_type('(', space)
   Call: (211) [system] char_type('(', cntrl)
   Fail: (211) [system] char_type('(', cntrl)
^  Fail: (210) [user] is_like_space('(')
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] get_char((0x55fbb4538270), _1287574)
   Exit: (209) [system] get_char((0x55fbb4538270), '(')
   Call: (209) [system] '('='('
   Exit: (209) [system] '('='('
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _1269706)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1293144)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'D')
   Call: (211) [system] 'D'=(;)
   Fail: (211) [system] 'D'=(;)
   Call: (211) [system] 'D'=(/)
   Fail: (211) [system] 'D'=(/)
^  Call: (211) [user] is_like_space('D')
   Call: (212) [system] char_type('D', 'white')
   Fail: (212) [system] char_type('D', 'white')
   Call: (212) [system] char_type('D', end_of_line)
   Fail: (212) [system] char_type('D', end_of_line)
   Call: (212) [system] char_type('D', space)
   Fail: (212) [system] char_type('D', space)
   Call: (212) [system] char_type('D', cntrl)
   Fail: (212) [system] char_type('D', cntrl)
^  Fail: (211) [user] is_like_space('D')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1309154)
   Exit: (210) [system] peek_char((0x55fbb4538270), 'D')
   Call: (210) [system] 'D'=')'
   Fail: (210) [system] 'D'=')'
   Call: (210) [system] 'D'=end_of_file
   Fail: (210) [system] 'D'=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55fbb4538270), _1314724)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1316582)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'D')
   Call: (212) [system] 'D'=(;)
   Fail: (212) [system] 'D'=(;)
   Call: (212) [system] 'D'=(/)
   Fail: (212) [system] 'D'=(/)
^  Call: (212) [user] is_like_space('D')
   Call: (213) [system] char_type('D', 'white')
   Fail: (213) [system] char_type('D', 'white')
   Call: (213) [system] char_type('D', end_of_line)
   Fail: (213) [system] char_type('D', end_of_line)
   Call: (213) [system] char_type('D', space)
   Fail: (213) [system] char_type('D', space)
   Call: (213) [system] char_type('D', cntrl)
   Fail: (213) [system] char_type('D', cntrl)
^  Fail: (212) [user] is_like_space('D')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] get_char((0x55fbb4538270), _1332592)
   Exit: (211) [system] get_char((0x55fbb4538270), 'D')
   Call: (211) [system] 'D'='('
   Fail: (211) [system] 'D'='('
   Call: (211) [system] 'D'='['
   Fail: (211) [system] 'D'='['
   Call: (211) [system] 'D'='{'
   Fail: (211) [system] 'D'='{'
   Call: (211) [system] 'D'='"'
   Fail: (211) [system] 'D'='"'
   Call: (211) [system] 'D'=!
   Fail: (211) [system] 'D'=!
   Call: (211) [system] 'D'='\''
   Fail: (211) [system] 'D'='\''
   Call: (211) [system] 'D'='`'
   Fail: (211) [system] 'D'='`'
   Call: (211) [system] 'D'=end_of_file
   Fail: (211) [system] 'D'=end_of_file
^  Call: (211) [user] read_symbolic(')', (0x55fbb4538270), 'D', _1314724)
^  Call: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), _1350234)
   Call: (213) [system] peek_char((0x55fbb4538270), _1351168)
   Exit: (213) [system] peek_char((0x55fbb4538270), i)
^  Call: (213) [user] is_delimiter(i)
   Call: (214) [system] char_type(i, space)
   Fail: (214) [system] char_type(i, space)
   Call: (214) [system] arg(_1355888, v('(', ')', end_of_file), i)
   Fail: (214) [system] arg(_1356820, v('(', ')', end_of_file), i)
^  Fail: (213) [user] is_delimiter(i)
   Call: (213) [system] ')'==i
   Fail: (213) [system] ')'==i
   Call: (213) [system] get_char((0x55fbb4538270), i)
   Exit: (213) [system] get_char((0x55fbb4538270), i)
   Call: (213) [system] i=(\)
   Fail: (213) [system] i=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1364170)
   Call: (214) [system] peek_char((0x55fbb4538270), _1365104)
   Exit: (214) [system] peek_char((0x55fbb4538270), s)
^  Call: (214) [user] is_delimiter(s)
   Call: (215) [system] char_type(s, space)
   Fail: (215) [system] char_type(s, space)
   Call: (215) [system] arg(_1369824, v('(', ')', end_of_file), s)
   Fail: (215) [system] arg(_1370756, v('(', ')', end_of_file), s)
^  Fail: (214) [user] is_delimiter(s)
   Call: (214) [system] ')'==s
   Fail: (214) [system] ')'==s
   Call: (214) [system] get_char((0x55fbb4538270), s)
   Exit: (214) [system] get_char((0x55fbb4538270), s)
   Call: (214) [system] s=(\)
   Fail: (214) [system] s=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1378106)
   Call: (215) [system] peek_char((0x55fbb4538270), _1379040)
   Exit: (215) [system] peek_char((0x55fbb4538270), j)
^  Call: (215) [user] is_delimiter(j)
   Call: (216) [system] char_type(j, space)
   Fail: (216) [system] char_type(j, space)
   Call: (216) [system] arg(_1383760, v('(', ')', end_of_file), j)
   Fail: (216) [system] arg(_1384692, v('(', ')', end_of_file), j)
^  Fail: (215) [user] is_delimiter(j)
   Call: (215) [system] ')'==j
   Fail: (215) [system] ')'==j
   Call: (215) [system] get_char((0x55fbb4538270), j)
   Exit: (215) [system] get_char((0x55fbb4538270), j)
   Call: (215) [system] j=(\)
   Fail: (215) [system] j=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1392042)
   Call: (216) [system] peek_char((0x55fbb4538270), _1392976)
   Exit: (216) [system] peek_char((0x55fbb4538270), u)
^  Call: (216) [user] is_delimiter(u)
   Call: (217) [system] char_type(u, space)
   Fail: (217) [system] char_type(u, space)
   Call: (217) [system] arg(_1397696, v('(', ')', end_of_file), u)
   Fail: (217) [system] arg(_1398628, v('(', ')', end_of_file), u)
^  Fail: (216) [user] is_delimiter(u)
   Call: (216) [system] ')'==u
   Fail: (216) [system] ')'==u
   Call: (216) [system] get_char((0x55fbb4538270), u)
   Exit: (216) [system] get_char((0x55fbb4538270), u)
   Call: (216) [system] u=(\)
   Fail: (216) [system] u=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1405978)
   Call: (217) [system] peek_char((0x55fbb4538270), _1406912)
   Exit: (217) [system] peek_char((0x55fbb4538270), n)
^  Call: (217) [user] is_delimiter(n)
   Call: (218) [system] char_type(n, space)
   Fail: (218) [system] char_type(n, space)
   Call: (218) [system] arg(_1411632, v('(', ')', end_of_file), n)
   Fail: (218) [system] arg(_1412564, v('(', ')', end_of_file), n)
^  Fail: (217) [user] is_delimiter(n)
   Call: (217) [system] ')'==n
   Fail: (217) [system] ')'==n
   Call: (217) [system] get_char((0x55fbb4538270), n)
   Exit: (217) [system] get_char((0x55fbb4538270), n)
   Call: (217) [system] n=(\)
   Fail: (217) [system] n=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1419914)
   Call: (218) [system] peek_char((0x55fbb4538270), _1420848)
   Exit: (218) [system] peek_char((0x55fbb4538270), c)
^  Call: (218) [user] is_delimiter(c)
   Call: (219) [system] char_type(c, space)
   Fail: (219) [system] char_type(c, space)
   Call: (219) [system] arg(_1425568, v('(', ')', end_of_file), c)
   Fail: (219) [system] arg(_1426500, v('(', ')', end_of_file), c)
^  Fail: (218) [user] is_delimiter(c)
   Call: (218) [system] ')'==c
   Fail: (218) [system] ')'==c
   Call: (218) [system] get_char((0x55fbb4538270), c)
   Exit: (218) [system] get_char((0x55fbb4538270), c)
   Call: (218) [system] c=(\)
   Fail: (218) [system] c=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1433850)
   Call: (219) [system] peek_char((0x55fbb4538270), _1434784)
   Exit: (219) [system] peek_char((0x55fbb4538270), t)
^  Call: (219) [user] is_delimiter(t)
   Call: (220) [system] char_type(t, space)
   Fail: (220) [system] char_type(t, space)
   Call: (220) [system] arg(_1439504, v('(', ')', end_of_file), t)
   Fail: (220) [system] arg(_1440436, v('(', ')', end_of_file), t)
^  Fail: (219) [user] is_delimiter(t)
   Call: (219) [system] ')'==t
   Fail: (219) [system] ')'==t
   Call: (219) [system] get_char((0x55fbb4538270), t)
   Exit: (219) [system] get_char((0x55fbb4538270), t)
   Call: (219) [system] t=(\)
   Fail: (219) [system] t=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1447786)
   Call: (220) [system] peek_char((0x55fbb4538270), _1448720)
   Exit: (220) [system] peek_char((0x55fbb4538270), i)
^  Call: (220) [user] is_delimiter(i)
   Call: (221) [system] char_type(i, space)
   Fail: (221) [system] char_type(i, space)
   Call: (221) [system] arg(_1453440, v('(', ')', end_of_file), i)
   Fail: (221) [system] arg(_1454372, v('(', ')', end_of_file), i)
^  Fail: (220) [user] is_delimiter(i)
   Call: (220) [system] ')'==i
   Fail: (220) [system] ')'==i
   Call: (220) [system] get_char((0x55fbb4538270), i)
   Exit: (220) [system] get_char((0x55fbb4538270), i)
   Call: (220) [system] i=(\)
   Fail: (220) [system] i=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1461722)
   Call: (221) [system] peek_char((0x55fbb4538270), _1462656)
   Exit: (221) [system] peek_char((0x55fbb4538270), o)
^  Call: (221) [user] is_delimiter(o)
   Call: (222) [system] char_type(o, space)
   Fail: (222) [system] char_type(o, space)
   Call: (222) [system] arg(_1467376, v('(', ')', end_of_file), o)
   Fail: (222) [system] arg(_1468308, v('(', ')', end_of_file), o)
^  Fail: (221) [user] is_delimiter(o)
   Call: (221) [system] ')'==o
   Fail: (221) [system] ')'==o
   Call: (221) [system] get_char((0x55fbb4538270), o)
   Exit: (221) [system] get_char((0x55fbb4538270), o)
   Call: (221) [system] o=(\)
   Fail: (221) [system] o=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1475658)
   Call: (222) [system] peek_char((0x55fbb4538270), _1476592)
   Exit: (222) [system] peek_char((0x55fbb4538270), n)
^  Call: (222) [user] is_delimiter(n)
   Call: (223) [system] char_type(n, space)
   Fail: (223) [system] char_type(n, space)
   Call: (223) [system] arg(_1481312, v('(', ')', end_of_file), n)
   Fail: (223) [system] arg(_1482244, v('(', ')', end_of_file), n)
^  Fail: (222) [user] is_delimiter(n)
   Call: (222) [system] ')'==n
   Fail: (222) [system] ')'==n
   Call: (222) [system] get_char((0x55fbb4538270), n)
   Exit: (222) [system] get_char((0x55fbb4538270), n)
   Call: (222) [system] n=(\)
   Fail: (222) [system] n=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _1489594)
   Call: (223) [system] peek_char((0x55fbb4538270), _1490528)
   Exit: (223) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (223) [user] is_delimiter('I')
   Call: (224) [system] char_type('I', space)
   Fail: (224) [system] char_type('I', space)
   Call: (224) [system] arg(_1495248, v('(', ')', end_of_file), 'I')
   Fail: (224) [system] arg(_1496180, v('(', ')', end_of_file), 'I')
^  Fail: (223) [user] is_delimiter('I')
   Call: (223) [system] ')'=='I'
   Fail: (223) [system] ')'=='I'
   Call: (223) [system] get_char((0x55fbb4538270), 'I')
   Exit: (223) [system] get_char((0x55fbb4538270), 'I')
   Call: (223) [system] 'I'=(\)
   Fail: (223) [system] 'I'=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _1503530)
   Call: (224) [system] peek_char((0x55fbb4538270), _1504464)
   Exit: (224) [system] peek_char((0x55fbb4538270), n)
^  Call: (224) [user] is_delimiter(n)
   Call: (225) [system] char_type(n, space)
   Fail: (225) [system] char_type(n, space)
   Call: (225) [system] arg(_1509184, v('(', ')', end_of_file), n)
   Fail: (225) [system] arg(_1510116, v('(', ')', end_of_file), n)
^  Fail: (224) [user] is_delimiter(n)
   Call: (224) [system] ')'==n
   Fail: (224) [system] ')'==n
   Call: (224) [system] get_char((0x55fbb4538270), n)
   Exit: (224) [system] get_char((0x55fbb4538270), n)
   Call: (224) [system] n=(\)
   Fail: (224) [system] n=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _1517466)
   Call: (225) [system] peek_char((0x55fbb4538270), _1518400)
   Exit: (225) [system] peek_char((0x55fbb4538270), t)
^  Call: (225) [user] is_delimiter(t)
   Call: (226) [system] char_type(t, space)
   Fail: (226) [system] char_type(t, space)
   Call: (226) [system] arg(_1523120, v('(', ')', end_of_file), t)
   Fail: (226) [system] arg(_1524052, v('(', ')', end_of_file), t)
^  Fail: (225) [user] is_delimiter(t)
   Call: (225) [system] ')'==t
   Fail: (225) [system] ')'==t
   Call: (225) [system] get_char((0x55fbb4538270), t)
   Exit: (225) [system] get_char((0x55fbb4538270), t)
   Call: (225) [system] t=(\)
   Fail: (225) [system] t=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _1531402)
   Call: (226) [system] peek_char((0x55fbb4538270), _1532336)
   Exit: (226) [system] peek_char((0x55fbb4538270), r)
^  Call: (226) [user] is_delimiter(r)
   Call: (227) [system] char_type(r, space)
   Fail: (227) [system] char_type(r, space)
   Call: (227) [system] arg(_1537056, v('(', ')', end_of_file), r)
   Fail: (227) [system] arg(_1537988, v('(', ')', end_of_file), r)
^  Fail: (226) [user] is_delimiter(r)
   Call: (226) [system] ')'==r
   Fail: (226) [system] ')'==r
   Call: (226) [system] get_char((0x55fbb4538270), r)
   Exit: (226) [system] get_char((0x55fbb4538270), r)
   Call: (226) [system] r=(\)
   Fail: (226) [system] r=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _1545338)
   Call: (227) [system] peek_char((0x55fbb4538270), _1546272)
   Exit: (227) [system] peek_char((0x55fbb4538270), o)
^  Call: (227) [user] is_delimiter(o)
   Call: (228) [system] char_type(o, space)
   Fail: (228) [system] char_type(o, space)
   Call: (228) [system] arg(_1550992, v('(', ')', end_of_file), o)
   Fail: (228) [system] arg(_1551924, v('(', ')', end_of_file), o)
^  Fail: (227) [user] is_delimiter(o)
   Call: (227) [system] ')'==o
   Fail: (227) [system] ')'==o
   Call: (227) [system] get_char((0x55fbb4538270), o)
   Exit: (227) [system] get_char((0x55fbb4538270), o)
   Call: (227) [system] o=(\)
   Fail: (227) [system] o=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _1559274)
   Call: (228) [system] peek_char((0x55fbb4538270), _1560208)
   Exit: (228) [system] peek_char((0x55fbb4538270), d)
^  Call: (228) [user] is_delimiter(d)
   Call: (229) [system] char_type(d, space)
   Fail: (229) [system] char_type(d, space)
   Call: (229) [system] arg(_1564928, v('(', ')', end_of_file), d)
   Fail: (229) [system] arg(_1565860, v('(', ')', end_of_file), d)
^  Fail: (228) [user] is_delimiter(d)
   Call: (228) [system] ')'==d
   Fail: (228) [system] ')'==d
   Call: (228) [system] get_char((0x55fbb4538270), d)
   Exit: (228) [system] get_char((0x55fbb4538270), d)
   Call: (228) [system] d=(\)
   Fail: (228) [system] d=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _1573210)
   Call: (229) [system] peek_char((0x55fbb4538270), _1574144)
   Exit: (229) [system] peek_char((0x55fbb4538270), u)
^  Call: (229) [user] is_delimiter(u)
   Call: (230) [system] char_type(u, space)
   Fail: (230) [system] char_type(u, space)
   Call: (230) [system] arg(_1578864, v('(', ')', end_of_file), u)
   Fail: (230) [system] arg(_1579796, v('(', ')', end_of_file), u)
^  Fail: (229) [user] is_delimiter(u)
   Call: (229) [system] ')'==u
   Fail: (229) [system] ')'==u
   Call: (229) [system] get_char((0x55fbb4538270), u)
   Exit: (229) [system] get_char((0x55fbb4538270), u)
   Call: (229) [system] u=(\)
   Fail: (229) [system] u=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _1587146)
   Call: (230) [system] peek_char((0x55fbb4538270), _1588080)
   Exit: (230) [system] peek_char((0x55fbb4538270), c)
^  Call: (230) [user] is_delimiter(c)
   Call: (231) [system] char_type(c, space)
   Fail: (231) [system] char_type(c, space)
   Call: (231) [system] arg(_1592800, v('(', ')', end_of_file), c)
   Fail: (231) [system] arg(_1593732, v('(', ')', end_of_file), c)
^  Fail: (230) [user] is_delimiter(c)
   Call: (230) [system] ')'==c
   Fail: (230) [system] ')'==c
   Call: (230) [system] get_char((0x55fbb4538270), c)
   Exit: (230) [system] get_char((0x55fbb4538270), c)
   Call: (230) [system] c=(\)
   Fail: (230) [system] c=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _1601082)
   Call: (231) [system] peek_char((0x55fbb4538270), _1602016)
   Exit: (231) [system] peek_char((0x55fbb4538270), t)
^  Call: (231) [user] is_delimiter(t)
   Call: (232) [system] char_type(t, space)
   Fail: (232) [system] char_type(t, space)
   Call: (232) [system] arg(_1606736, v('(', ')', end_of_file), t)
   Fail: (232) [system] arg(_1607668, v('(', ')', end_of_file), t)
^  Fail: (231) [user] is_delimiter(t)
   Call: (231) [system] ')'==t
   Fail: (231) [system] ')'==t
   Call: (231) [system] get_char((0x55fbb4538270), t)
   Exit: (231) [system] get_char((0x55fbb4538270), t)
   Call: (231) [system] t=(\)
   Fail: (231) [system] t=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _1615018)
   Call: (232) [system] peek_char((0x55fbb4538270), _1615952)
   Exit: (232) [system] peek_char((0x55fbb4538270), i)
^  Call: (232) [user] is_delimiter(i)
   Call: (233) [system] char_type(i, space)
   Fail: (233) [system] char_type(i, space)
   Call: (233) [system] arg(_1620672, v('(', ')', end_of_file), i)
   Fail: (233) [system] arg(_1621604, v('(', ')', end_of_file), i)
^  Fail: (232) [user] is_delimiter(i)
   Call: (232) [system] ')'==i
   Fail: (232) [system] ')'==i
   Call: (232) [system] get_char((0x55fbb4538270), i)
   Exit: (232) [system] get_char((0x55fbb4538270), i)
   Call: (232) [system] i=(\)
   Fail: (232) [system] i=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _1628954)
   Call: (233) [system] peek_char((0x55fbb4538270), _1629888)
   Exit: (233) [system] peek_char((0x55fbb4538270), o)
^  Call: (233) [user] is_delimiter(o)
   Call: (234) [system] char_type(o, space)
   Fail: (234) [system] char_type(o, space)
   Call: (234) [system] arg(_1634608, v('(', ')', end_of_file), o)
   Fail: (234) [system] arg(_1635540, v('(', ')', end_of_file), o)
^  Fail: (233) [user] is_delimiter(o)
   Call: (233) [system] ')'==o
   Fail: (233) [system] ')'==o
   Call: (233) [system] get_char((0x55fbb4538270), o)
   Exit: (233) [system] get_char((0x55fbb4538270), o)
   Call: (233) [system] o=(\)
   Fail: (233) [system] o=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _1642890)
   Call: (234) [system] peek_char((0x55fbb4538270), _1643824)
   Exit: (234) [system] peek_char((0x55fbb4538270), n)
^  Call: (234) [user] is_delimiter(n)
   Call: (235) [system] char_type(n, space)
   Fail: (235) [system] char_type(n, space)
   Call: (235) [system] arg(_1648544, v('(', ')', end_of_file), n)
   Fail: (235) [system] arg(_1649476, v('(', ')', end_of_file), n)
^  Fail: (234) [user] is_delimiter(n)
   Call: (234) [system] ')'==n
   Fail: (234) [system] ')'==n
   Call: (234) [system] get_char((0x55fbb4538270), n)
   Exit: (234) [system] get_char((0x55fbb4538270), n)
   Call: (234) [system] n=(\)
   Fail: (234) [system] n=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _1656826)
   Call: (235) [system] peek_char((0x55fbb4538270), _1657760)
   Exit: (235) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (235) [user] is_delimiter(' ')
   Call: (236) [system] char_type(' ', space)
   Exit: (236) [system] char_type(' ', space)
^  Exit: (235) [user] is_delimiter(' ')
   Call: (235) [system] _1656826=[]
   Exit: (235) [system] []=[]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (234) [system] _1642890=[n]
   Exit: (234) [system] [n]=[n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (233) [system] _1628954=[o, n]
   Exit: (233) [system] [o, n]=[o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (232) [system] _1615018=[i, o, n]
   Exit: (232) [system] [i, o, n]=[i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (231) [system] _1601082=[t, i, o, n]
   Exit: (231) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (230) [system] _1587146=[c, t, i, o, n]
   Exit: (230) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (229) [system] _1573210=[u, c, t, i, o, n]
   Exit: (229) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (228) [system] _1559274=[d, u, c, t, i, o, n]
   Exit: (228) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (227) [system] _1545338=[o, d, u, c, t, i, o, n]
   Exit: (227) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (226) [system] _1531402=[r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _1517466=[t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _1503530=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _1489594=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _1475658=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _1461722=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _1447786=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _1433850=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _1419914=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _1405978=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _1392042=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _1378106=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _1364170=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _1350234=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (212) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1314724)
^  Call: (213) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1728512)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_1729464, _1729466), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1728512), _1729446, fail)), '$restore_trace'(_1729464, _1729466))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_1729464, _1729466))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1728512), _1729446, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(_1728512)
   Fail: (214) [system] atomic(_1728512)
   Call: (214) [system] atom_chars(_1728512, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (214) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (213) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
   Call: (213) [system] integer('DisjunctionIntroduction')
   Fail: (213) [system] integer('DisjunctionIntroduction')
   Call: (213) [system] _1314724='DisjunctionIntroduction'
   Exit: (213) [system] 'DisjunctionIntroduction'='DisjunctionIntroduction'
^  Exit: (212) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (211) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'DisjunctionIntroduction')
^  Exit: (210) [user] cont_sexpr(')', (0x55fbb4538270), 'DisjunctionIntroduction')
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _1743462)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1745320)
   Exit: (212) [system] peek_char((0x55fbb4538270), ' ')
   Call: (212) [system] ' '=(;)
   Fail: (212) [system] ' '=(;)
   Call: (212) [system] ' '=(/)
   Fail: (212) [system] ' '=(/)
^  Call: (212) [user] is_like_space(' ')
   Call: (213) [system] char_type(' ', 'white')
   Exit: (213) [system] char_type(' ', 'white')
^  Exit: (212) [user] is_like_space(' ')
   Call: (212) [system] get_char((0x55fbb4538270), _1754914)
   Exit: (212) [system] get_char((0x55fbb4538270), ' ')
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1757618)
   Exit: (213) [system] peek_char((0x55fbb4538270), a)
   Call: (213) [system] a=(;)
   Fail: (213) [system] a=(;)
   Call: (213) [system] a=(/)
   Fail: (213) [system] a=(/)
^  Call: (213) [user] is_like_space(a)
   Call: (214) [system] char_type(a, 'white')
   Fail: (214) [system] char_type(a, 'white')
   Call: (214) [system] char_type(a, end_of_line)
   Fail: (214) [system] char_type(a, end_of_line)
   Call: (214) [system] char_type(a, space)
   Fail: (214) [system] char_type(a, space)
   Call: (214) [system] char_type(a, cntrl)
   Fail: (214) [system] char_type(a, cntrl)
^  Fail: (213) [user] is_like_space(a)
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1774552)
   Exit: (211) [system] peek_char((0x55fbb4538270), a)
   Call: (211) [system] a=')'
   Fail: (211) [system] a=')'
   Call: (211) [system] a=end_of_file
   Fail: (211) [system] a=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55fbb4538270), _1780122)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1781980)
   Exit: (213) [system] peek_char((0x55fbb4538270), a)
   Call: (213) [system] a=(;)
   Fail: (213) [system] a=(;)
   Call: (213) [system] a=(/)
   Fail: (213) [system] a=(/)
^  Call: (213) [user] is_like_space(a)
   Call: (214) [system] char_type(a, 'white')
   Fail: (214) [system] char_type(a, 'white')
   Call: (214) [system] char_type(a, end_of_line)
   Fail: (214) [system] char_type(a, end_of_line)
   Call: (214) [system] char_type(a, space)
   Fail: (214) [system] char_type(a, space)
   Call: (214) [system] char_type(a, cntrl)
   Fail: (214) [system] char_type(a, cntrl)
^  Fail: (213) [user] is_like_space(a)
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] get_char((0x55fbb4538270), _1797990)
   Exit: (212) [system] get_char((0x55fbb4538270), a)
   Call: (212) [system] a='('
   Fail: (212) [system] a='('
   Call: (212) [system] a='['
   Fail: (212) [system] a='['
   Call: (212) [system] a='{'
   Fail: (212) [system] a='{'
   Call: (212) [system] a='"'
   Fail: (212) [system] a='"'
   Call: (212) [system] a=!
   Fail: (212) [system] a=!
   Call: (212) [system] a='\''
   Fail: (212) [system] a='\''
   Call: (212) [system] a='`'
   Fail: (212) [system] a='`'
   Call: (212) [system] a=end_of_file
   Fail: (212) [system] a=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55fbb4538270), a, _1780122)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _1815632)
   Call: (214) [system] peek_char((0x55fbb4538270), _1816566)
   Exit: (214) [system] peek_char((0x55fbb4538270), b)
^  Call: (214) [user] is_delimiter(b)
   Call: (215) [system] char_type(b, space)
   Fail: (215) [system] char_type(b, space)
   Call: (215) [system] arg(_1821286, v('(', ')', end_of_file), b)
   Fail: (215) [system] arg(_1822218, v('(', ')', end_of_file), b)
^  Fail: (214) [user] is_delimiter(b)
   Call: (214) [system] ')'==b
   Fail: (214) [system] ')'==b
   Call: (214) [system] get_char((0x55fbb4538270), b)
   Exit: (214) [system] get_char((0x55fbb4538270), b)
   Call: (214) [system] b=(\)
   Fail: (214) [system] b=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1829568)
   Call: (215) [system] peek_char((0x55fbb4538270), _1830502)
   Exit: (215) [system] peek_char((0x55fbb4538270), c)
^  Call: (215) [user] is_delimiter(c)
   Call: (216) [system] char_type(c, space)
   Fail: (216) [system] char_type(c, space)
   Call: (216) [system] arg(_1835222, v('(', ')', end_of_file), c)
   Fail: (216) [system] arg(_1836154, v('(', ')', end_of_file), c)
^  Fail: (215) [user] is_delimiter(c)
   Call: (215) [system] ')'==c
   Fail: (215) [system] ')'==c
   Call: (215) [system] get_char((0x55fbb4538270), c)
   Exit: (215) [system] get_char((0x55fbb4538270), c)
   Call: (215) [system] c=(\)
   Fail: (215) [system] c=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1843504)
   Call: (216) [system] peek_char((0x55fbb4538270), _1844438)
   Exit: (216) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (216) [user] is_delimiter(' ')
   Call: (217) [system] char_type(' ', space)
   Exit: (217) [system] char_type(' ', space)
^  Exit: (216) [user] is_delimiter(' ')
   Call: (216) [system] _1843504=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (215) [system] _1829568=[c]
   Exit: (215) [system] [c]=[c]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [c])
   Call: (214) [system] _1815632=[b, c]
   Exit: (214) [system] [b, c]=[b, c]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [b, c])
^  Call: (213) [user] classify_and_convert_charseq([a, b, c], _1780122)
^  Call: (214) [user] classify_and_convert_charseq_([a, b, c], _1859310)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_1860262, _1860264), once(user:catch(read_from_chars([a, b, c], _1859310), _1860244, fail)), '$restore_trace'(_1860262, _1860264))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_1860262, _1860264))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _1860244, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(abc)
   Exit: (215) [system] atomic(abc)
^  Exit: (214) [user] classify_and_convert_charseq_([a, b, c], abc)
   Call: (214) [system] integer(abc)
   Fail: (214) [system] integer(abc)
   Call: (214) [system] _1780122=abc
   Exit: (214) [system] abc=abc
^  Exit: (213) [user] classify_and_convert_charseq([a, b, c], abc)
^  Exit: (212) [user] read_symbolic(')', (0x55fbb4538270), a, abc)
^  Exit: (211) [user] cont_sexpr(')', (0x55fbb4538270), abc)
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _1872390)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1874248)
   Exit: (213) [system] peek_char((0x55fbb4538270), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
   Call: (213) [system] ' '=(/)
   Fail: (213) [system] ' '=(/)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55fbb4538270), _1883842)
   Exit: (213) [system] get_char((0x55fbb4538270), ' ')
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1886546)
   Exit: (214) [system] peek_char((0x55fbb4538270), '(')
   Call: (214) [system] '('=(;)
   Fail: (214) [system] '('=(;)
   Call: (214) [system] '('=(/)
   Fail: (214) [system] '('=(/)
^  Call: (214) [user] is_like_space('(')
   Call: (215) [system] char_type('(', 'white')
   Fail: (215) [system] char_type('(', 'white')
   Call: (215) [system] char_type('(', end_of_line)
   Fail: (215) [system] char_type('(', end_of_line)
   Call: (215) [system] char_type('(', space)
   Fail: (215) [system] char_type('(', space)
   Call: (215) [system] char_type('(', cntrl)
   Fail: (215) [system] char_type('(', cntrl)
^  Fail: (214) [user] is_like_space('(')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1903480)
   Exit: (212) [system] peek_char((0x55fbb4538270), '(')
   Call: (212) [system] '('=')'
   Fail: (212) [system] '('=')'
   Call: (212) [system] '('=end_of_file
   Fail: (212) [system] '('=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55fbb4538270), _1909050)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1910908)
   Exit: (214) [system] peek_char((0x55fbb4538270), '(')
   Call: (214) [system] '('=(;)
   Fail: (214) [system] '('=(;)
   Call: (214) [system] '('=(/)
   Fail: (214) [system] '('=(/)
^  Call: (214) [user] is_like_space('(')
   Call: (215) [system] char_type('(', 'white')
   Fail: (215) [system] char_type('(', 'white')
   Call: (215) [system] char_type('(', end_of_line)
   Fail: (215) [system] char_type('(', end_of_line)
   Call: (215) [system] char_type('(', space)
   Fail: (215) [system] char_type('(', space)
   Call: (215) [system] char_type('(', cntrl)
   Fail: (215) [system] char_type('(', cntrl)
^  Fail: (214) [user] is_like_space('(')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] get_char((0x55fbb4538270), _1926918)
   Exit: (213) [system] get_char((0x55fbb4538270), '(')
   Call: (213) [system] '('='('
   Exit: (213) [system] '('='('
^  Call: (213) [user] read_list(')', (0x55fbb4538270), _1909050)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1932488)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'D')
   Call: (215) [system] 'D'=(;)
   Fail: (215) [system] 'D'=(;)
   Call: (215) [system] 'D'=(/)
   Fail: (215) [system] 'D'=(/)
^  Call: (215) [user] is_like_space('D')
   Call: (216) [system] char_type('D', 'white')
   Fail: (216) [system] char_type('D', 'white')
   Call: (216) [system] char_type('D', end_of_line)
   Fail: (216) [system] char_type('D', end_of_line)
   Call: (216) [system] char_type('D', space)
   Fail: (216) [system] char_type('D', space)
   Call: (216) [system] char_type('D', cntrl)
   Fail: (216) [system] char_type('D', cntrl)
^  Fail: (215) [user] is_like_space('D')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1948498)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'D')
   Call: (214) [system] 'D'=')'
   Fail: (214) [system] 'D'=')'
   Call: (214) [system] 'D'=end_of_file
   Fail: (214) [system] 'D'=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55fbb4538270), _1954068)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1955926)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'D')
   Call: (216) [system] 'D'=(;)
   Fail: (216) [system] 'D'=(;)
   Call: (216) [system] 'D'=(/)
   Fail: (216) [system] 'D'=(/)
^  Call: (216) [user] is_like_space('D')
   Call: (217) [system] char_type('D', 'white')
   Fail: (217) [system] char_type('D', 'white')
   Call: (217) [system] char_type('D', end_of_line)
   Fail: (217) [system] char_type('D', end_of_line)
   Call: (217) [system] char_type('D', space)
   Fail: (217) [system] char_type('D', space)
   Call: (217) [system] char_type('D', cntrl)
   Fail: (217) [system] char_type('D', cntrl)
^  Fail: (216) [user] is_like_space('D')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] get_char((0x55fbb4538270), _1971936)
   Exit: (215) [system] get_char((0x55fbb4538270), 'D')
   Call: (215) [system] 'D'='('
   Fail: (215) [system] 'D'='('
   Call: (215) [system] 'D'='['
   Fail: (215) [system] 'D'='['
   Call: (215) [system] 'D'='{'
   Fail: (215) [system] 'D'='{'
   Call: (215) [system] 'D'='"'
   Fail: (215) [system] 'D'='"'
   Call: (215) [system] 'D'=!
   Fail: (215) [system] 'D'=!
   Call: (215) [system] 'D'='\''
   Fail: (215) [system] 'D'='\''
   Call: (215) [system] 'D'='`'
   Fail: (215) [system] 'D'='`'
   Call: (215) [system] 'D'=end_of_file
   Fail: (215) [system] 'D'=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55fbb4538270), 'D', _1954068)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1989578)
   Call: (217) [system] peek_char((0x55fbb4538270), _1990512)
   Exit: (217) [system] peek_char((0x55fbb4538270), i)
^  Call: (217) [user] is_delimiter(i)
   Call: (218) [system] char_type(i, space)
   Fail: (218) [system] char_type(i, space)
   Call: (218) [system] arg(_1995232, v('(', ')', end_of_file), i)
   Fail: (218) [system] arg(_1996164, v('(', ')', end_of_file), i)
^  Fail: (217) [user] is_delimiter(i)
   Call: (217) [system] ')'==i
   Fail: (217) [system] ')'==i
   Call: (217) [system] get_char((0x55fbb4538270), i)
   Exit: (217) [system] get_char((0x55fbb4538270), i)
   Call: (217) [system] i=(\)
   Fail: (217) [system] i=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _2003514)
   Call: (218) [system] peek_char((0x55fbb4538270), _2004448)
   Exit: (218) [system] peek_char((0x55fbb4538270), s)
^  Call: (218) [user] is_delimiter(s)
   Call: (219) [system] char_type(s, space)
   Fail: (219) [system] char_type(s, space)
   Call: (219) [system] arg(_2009168, v('(', ')', end_of_file), s)
   Fail: (219) [system] arg(_2010100, v('(', ')', end_of_file), s)
^  Fail: (218) [user] is_delimiter(s)
   Call: (218) [system] ')'==s
   Fail: (218) [system] ')'==s
   Call: (218) [system] get_char((0x55fbb4538270), s)
   Exit: (218) [system] get_char((0x55fbb4538270), s)
   Call: (218) [system] s=(\)
   Fail: (218) [system] s=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _2017450)
   Call: (219) [system] peek_char((0x55fbb4538270), _2018384)
   Exit: (219) [system] peek_char((0x55fbb4538270), j)
^  Call: (219) [user] is_delimiter(j)
   Call: (220) [system] char_type(j, space)
   Fail: (220) [system] char_type(j, space)
   Call: (220) [system] arg(_2023104, v('(', ')', end_of_file), j)
   Fail: (220) [system] arg(_2024036, v('(', ')', end_of_file), j)
^  Fail: (219) [user] is_delimiter(j)
   Call: (219) [system] ')'==j
   Fail: (219) [system] ')'==j
   Call: (219) [system] get_char((0x55fbb4538270), j)
   Exit: (219) [system] get_char((0x55fbb4538270), j)
   Call: (219) [system] j=(\)
   Fail: (219) [system] j=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _2031386)
   Call: (220) [system] peek_char((0x55fbb4538270), _2032320)
   Exit: (220) [system] peek_char((0x55fbb4538270), u)
^  Call: (220) [user] is_delimiter(u)
   Call: (221) [system] char_type(u, space)
   Fail: (221) [system] char_type(u, space)
   Call: (221) [system] arg(_2037040, v('(', ')', end_of_file), u)
   Fail: (221) [system] arg(_2037972, v('(', ')', end_of_file), u)
^  Fail: (220) [user] is_delimiter(u)
   Call: (220) [system] ')'==u
   Fail: (220) [system] ')'==u
   Call: (220) [system] get_char((0x55fbb4538270), u)
   Exit: (220) [system] get_char((0x55fbb4538270), u)
   Call: (220) [system] u=(\)
   Fail: (220) [system] u=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _2045322)
   Call: (221) [system] peek_char((0x55fbb4538270), _2046256)
   Exit: (221) [system] peek_char((0x55fbb4538270), n)
^  Call: (221) [user] is_delimiter(n)
   Call: (222) [system] char_type(n, space)
   Fail: (222) [system] char_type(n, space)
   Call: (222) [system] arg(_2050976, v('(', ')', end_of_file), n)
   Fail: (222) [system] arg(_2051908, v('(', ')', end_of_file), n)
^  Fail: (221) [user] is_delimiter(n)
   Call: (221) [system] ')'==n
   Fail: (221) [system] ')'==n
   Call: (221) [system] get_char((0x55fbb4538270), n)
   Exit: (221) [system] get_char((0x55fbb4538270), n)
   Call: (221) [system] n=(\)
   Fail: (221) [system] n=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _2059258)
   Call: (222) [system] peek_char((0x55fbb4538270), _2060192)
   Exit: (222) [system] peek_char((0x55fbb4538270), c)
^  Call: (222) [user] is_delimiter(c)
   Call: (223) [system] char_type(c, space)
   Fail: (223) [system] char_type(c, space)
   Call: (223) [system] arg(_2064912, v('(', ')', end_of_file), c)
   Fail: (223) [system] arg(_2065844, v('(', ')', end_of_file), c)
^  Fail: (222) [user] is_delimiter(c)
   Call: (222) [system] ')'==c
   Fail: (222) [system] ')'==c
   Call: (222) [system] get_char((0x55fbb4538270), c)
   Exit: (222) [system] get_char((0x55fbb4538270), c)
   Call: (222) [system] c=(\)
   Fail: (222) [system] c=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _2073194)
   Call: (223) [system] peek_char((0x55fbb4538270), _2074128)
   Exit: (223) [system] peek_char((0x55fbb4538270), t)
^  Call: (223) [user] is_delimiter(t)
   Call: (224) [system] char_type(t, space)
   Fail: (224) [system] char_type(t, space)
   Call: (224) [system] arg(_2078848, v('(', ')', end_of_file), t)
   Fail: (224) [system] arg(_2079780, v('(', ')', end_of_file), t)
^  Fail: (223) [user] is_delimiter(t)
   Call: (223) [system] ')'==t
   Fail: (223) [system] ')'==t
   Call: (223) [system] get_char((0x55fbb4538270), t)
   Exit: (223) [system] get_char((0x55fbb4538270), t)
   Call: (223) [system] t=(\)
   Fail: (223) [system] t=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _2087130)
   Call: (224) [system] peek_char((0x55fbb4538270), _2088064)
   Exit: (224) [system] peek_char((0x55fbb4538270), i)
^  Call: (224) [user] is_delimiter(i)
   Call: (225) [system] char_type(i, space)
   Fail: (225) [system] char_type(i, space)
   Call: (225) [system] arg(_2092784, v('(', ')', end_of_file), i)
   Fail: (225) [system] arg(_2093716, v('(', ')', end_of_file), i)
^  Fail: (224) [user] is_delimiter(i)
   Call: (224) [system] ')'==i
   Fail: (224) [system] ')'==i
   Call: (224) [system] get_char((0x55fbb4538270), i)
   Exit: (224) [system] get_char((0x55fbb4538270), i)
   Call: (224) [system] i=(\)
   Fail: (224) [system] i=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _9814)
   Call: (225) [system] peek_char((0x55fbb4538270), _10748)
   Exit: (225) [system] peek_char((0x55fbb4538270), o)
^  Call: (225) [user] is_delimiter(o)
   Call: (226) [system] char_type(o, space)
   Fail: (226) [system] char_type(o, space)
   Call: (226) [system] arg(_15468, v('(', ')', end_of_file), o)
   Fail: (226) [system] arg(_16400, v('(', ')', end_of_file), o)
^  Fail: (225) [user] is_delimiter(o)
   Call: (225) [system] ')'==o
   Fail: (225) [system] ')'==o
   Call: (225) [system] get_char((0x55fbb4538270), o)
   Exit: (225) [system] get_char((0x55fbb4538270), o)
   Call: (225) [system] o=(\)
   Fail: (225) [system] o=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _23750)
   Call: (226) [system] peek_char((0x55fbb4538270), _24684)
   Exit: (226) [system] peek_char((0x55fbb4538270), n)
^  Call: (226) [user] is_delimiter(n)
   Call: (227) [system] char_type(n, space)
   Fail: (227) [system] char_type(n, space)
   Call: (227) [system] arg(_29404, v('(', ')', end_of_file), n)
   Fail: (227) [system] arg(_30336, v('(', ')', end_of_file), n)
^  Fail: (226) [user] is_delimiter(n)
   Call: (226) [system] ')'==n
   Fail: (226) [system] ')'==n
   Call: (226) [system] get_char((0x55fbb4538270), n)
   Exit: (226) [system] get_char((0x55fbb4538270), n)
   Call: (226) [system] n=(\)
   Fail: (226) [system] n=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _37686)
   Call: (227) [system] peek_char((0x55fbb4538270), _38620)
   Exit: (227) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (227) [user] is_delimiter('I')
   Call: (228) [system] char_type('I', space)
   Fail: (228) [system] char_type('I', space)
   Call: (228) [system] arg(_43340, v('(', ')', end_of_file), 'I')
   Fail: (228) [system] arg(_44272, v('(', ')', end_of_file), 'I')
^  Fail: (227) [user] is_delimiter('I')
   Call: (227) [system] ')'=='I'
   Fail: (227) [system] ')'=='I'
   Call: (227) [system] get_char((0x55fbb4538270), 'I')
   Exit: (227) [system] get_char((0x55fbb4538270), 'I')
   Call: (227) [system] 'I'=(\)
   Fail: (227) [system] 'I'=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _51622)
   Call: (228) [system] peek_char((0x55fbb4538270), _52556)
   Exit: (228) [system] peek_char((0x55fbb4538270), n)
^  Call: (228) [user] is_delimiter(n)
   Call: (229) [system] char_type(n, space)
   Fail: (229) [system] char_type(n, space)
   Call: (229) [system] arg(_57276, v('(', ')', end_of_file), n)
   Fail: (229) [system] arg(_58208, v('(', ')', end_of_file), n)
^  Fail: (228) [user] is_delimiter(n)
   Call: (228) [system] ')'==n
   Fail: (228) [system] ')'==n
   Call: (228) [system] get_char((0x55fbb4538270), n)
   Exit: (228) [system] get_char((0x55fbb4538270), n)
   Call: (228) [system] n=(\)
   Fail: (228) [system] n=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _65558)
   Call: (229) [system] peek_char((0x55fbb4538270), _66492)
   Exit: (229) [system] peek_char((0x55fbb4538270), t)
^  Call: (229) [user] is_delimiter(t)
   Call: (230) [system] char_type(t, space)
   Fail: (230) [system] char_type(t, space)
   Call: (230) [system] arg(_71212, v('(', ')', end_of_file), t)
   Fail: (230) [system] arg(_72144, v('(', ')', end_of_file), t)
^  Fail: (229) [user] is_delimiter(t)
   Call: (229) [system] ')'==t
   Fail: (229) [system] ')'==t
   Call: (229) [system] get_char((0x55fbb4538270), t)
   Exit: (229) [system] get_char((0x55fbb4538270), t)
   Call: (229) [system] t=(\)
   Fail: (229) [system] t=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _79494)
   Call: (230) [system] peek_char((0x55fbb4538270), _80428)
   Exit: (230) [system] peek_char((0x55fbb4538270), r)
^  Call: (230) [user] is_delimiter(r)
   Call: (231) [system] char_type(r, space)
   Fail: (231) [system] char_type(r, space)
   Call: (231) [system] arg(_85148, v('(', ')', end_of_file), r)
   Fail: (231) [system] arg(_86080, v('(', ')', end_of_file), r)
^  Fail: (230) [user] is_delimiter(r)
   Call: (230) [system] ')'==r
   Fail: (230) [system] ')'==r
   Call: (230) [system] get_char((0x55fbb4538270), r)
   Exit: (230) [system] get_char((0x55fbb4538270), r)
   Call: (230) [system] r=(\)
   Fail: (230) [system] r=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _93430)
   Call: (231) [system] peek_char((0x55fbb4538270), _94364)
   Exit: (231) [system] peek_char((0x55fbb4538270), o)
^  Call: (231) [user] is_delimiter(o)
   Call: (232) [system] char_type(o, space)
   Fail: (232) [system] char_type(o, space)
   Call: (232) [system] arg(_99084, v('(', ')', end_of_file), o)
   Fail: (232) [system] arg(_100016, v('(', ')', end_of_file), o)
^  Fail: (231) [user] is_delimiter(o)
   Call: (231) [system] ')'==o
   Fail: (231) [system] ')'==o
   Call: (231) [system] get_char((0x55fbb4538270), o)
   Exit: (231) [system] get_char((0x55fbb4538270), o)
   Call: (231) [system] o=(\)
   Fail: (231) [system] o=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _107366)
   Call: (232) [system] peek_char((0x55fbb4538270), _108300)
   Exit: (232) [system] peek_char((0x55fbb4538270), d)
^  Call: (232) [user] is_delimiter(d)
   Call: (233) [system] char_type(d, space)
   Fail: (233) [system] char_type(d, space)
   Call: (233) [system] arg(_113020, v('(', ')', end_of_file), d)
   Fail: (233) [system] arg(_113952, v('(', ')', end_of_file), d)
^  Fail: (232) [user] is_delimiter(d)
   Call: (232) [system] ')'==d
   Fail: (232) [system] ')'==d
   Call: (232) [system] get_char((0x55fbb4538270), d)
   Exit: (232) [system] get_char((0x55fbb4538270), d)
   Call: (232) [system] d=(\)
   Fail: (232) [system] d=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _121302)
   Call: (233) [system] peek_char((0x55fbb4538270), _122236)
   Exit: (233) [system] peek_char((0x55fbb4538270), u)
^  Call: (233) [user] is_delimiter(u)
   Call: (234) [system] char_type(u, space)
   Fail: (234) [system] char_type(u, space)
   Call: (234) [system] arg(_126956, v('(', ')', end_of_file), u)
   Fail: (234) [system] arg(_127888, v('(', ')', end_of_file), u)
^  Fail: (233) [user] is_delimiter(u)
   Call: (233) [system] ')'==u
   Fail: (233) [system] ')'==u
   Call: (233) [system] get_char((0x55fbb4538270), u)
   Exit: (233) [system] get_char((0x55fbb4538270), u)
   Call: (233) [system] u=(\)
   Fail: (233) [system] u=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _135238)
   Call: (234) [system] peek_char((0x55fbb4538270), _136172)
   Exit: (234) [system] peek_char((0x55fbb4538270), c)
^  Call: (234) [user] is_delimiter(c)
   Call: (235) [system] char_type(c, space)
   Fail: (235) [system] char_type(c, space)
   Call: (235) [system] arg(_140892, v('(', ')', end_of_file), c)
   Fail: (235) [system] arg(_141824, v('(', ')', end_of_file), c)
^  Fail: (234) [user] is_delimiter(c)
   Call: (234) [system] ')'==c
   Fail: (234) [system] ')'==c
   Call: (234) [system] get_char((0x55fbb4538270), c)
   Exit: (234) [system] get_char((0x55fbb4538270), c)
   Call: (234) [system] c=(\)
   Fail: (234) [system] c=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _149174)
   Call: (235) [system] peek_char((0x55fbb4538270), _150108)
   Exit: (235) [system] peek_char((0x55fbb4538270), t)
^  Call: (235) [user] is_delimiter(t)
   Call: (236) [system] char_type(t, space)
   Fail: (236) [system] char_type(t, space)
   Call: (236) [system] arg(_154828, v('(', ')', end_of_file), t)
   Fail: (236) [system] arg(_155760, v('(', ')', end_of_file), t)
^  Fail: (235) [user] is_delimiter(t)
   Call: (235) [system] ')'==t
   Fail: (235) [system] ')'==t
   Call: (235) [system] get_char((0x55fbb4538270), t)
   Exit: (235) [system] get_char((0x55fbb4538270), t)
   Call: (235) [system] t=(\)
   Fail: (235) [system] t=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), _163110)
   Call: (236) [system] peek_char((0x55fbb4538270), _164044)
   Exit: (236) [system] peek_char((0x55fbb4538270), i)
^  Call: (236) [user] is_delimiter(i)
   Call: (237) [system] char_type(i, space)
   Fail: (237) [system] char_type(i, space)
   Call: (237) [system] arg(_168764, v('(', ')', end_of_file), i)
   Fail: (237) [system] arg(_169696, v('(', ')', end_of_file), i)
^  Fail: (236) [user] is_delimiter(i)
   Call: (236) [system] ')'==i
   Fail: (236) [system] ')'==i
   Call: (236) [system] get_char((0x55fbb4538270), i)
   Exit: (236) [system] get_char((0x55fbb4538270), i)
   Call: (236) [system] i=(\)
   Fail: (236) [system] i=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), _177046)
   Call: (237) [system] peek_char((0x55fbb4538270), _177980)
   Exit: (237) [system] peek_char((0x55fbb4538270), o)
^  Call: (237) [user] is_delimiter(o)
   Call: (238) [system] char_type(o, space)
   Fail: (238) [system] char_type(o, space)
   Call: (238) [system] arg(_182700, v('(', ')', end_of_file), o)
   Fail: (238) [system] arg(_183632, v('(', ')', end_of_file), o)
^  Fail: (237) [user] is_delimiter(o)
   Call: (237) [system] ')'==o
   Fail: (237) [system] ')'==o
   Call: (237) [system] get_char((0x55fbb4538270), o)
   Exit: (237) [system] get_char((0x55fbb4538270), o)
   Call: (237) [system] o=(\)
   Fail: (237) [system] o=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), _190982)
   Call: (238) [system] peek_char((0x55fbb4538270), _191916)
   Exit: (238) [system] peek_char((0x55fbb4538270), n)
^  Call: (238) [user] is_delimiter(n)
   Call: (239) [system] char_type(n, space)
   Fail: (239) [system] char_type(n, space)
   Call: (239) [system] arg(_196636, v('(', ')', end_of_file), n)
   Fail: (239) [system] arg(_197568, v('(', ')', end_of_file), n)
^  Fail: (238) [user] is_delimiter(n)
   Call: (238) [system] ')'==n
   Fail: (238) [system] ')'==n
   Call: (238) [system] get_char((0x55fbb4538270), n)
   Exit: (238) [system] get_char((0x55fbb4538270), n)
   Call: (238) [system] n=(\)
   Fail: (238) [system] n=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), _204918)
   Call: (239) [system] peek_char((0x55fbb4538270), _205852)
   Exit: (239) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (239) [user] is_delimiter(' ')
   Call: (240) [system] char_type(' ', space)
   Exit: (240) [system] char_type(' ', space)
^  Exit: (239) [user] is_delimiter(' ')
   Call: (239) [system] _204918=[]
   Exit: (239) [system] []=[]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (238) [system] _190982=[n]
   Exit: (238) [system] [n]=[n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (237) [system] _177046=[o, n]
   Exit: (237) [system] [o, n]=[o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (236) [system] _163110=[i, o, n]
   Exit: (236) [system] [i, o, n]=[i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (235) [system] _149174=[t, i, o, n]
   Exit: (235) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (234) [system] _135238=[c, t, i, o, n]
   Exit: (234) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (233) [system] _121302=[u, c, t, i, o, n]
   Exit: (233) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (232) [system] _107366=[d, u, c, t, i, o, n]
   Exit: (232) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (231) [system] _93430=[o, d, u, c, t, i, o, n]
   Exit: (231) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (230) [system] _79494=[r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _65558=[t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _51622=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _37686=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _23750=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _9814=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _5500=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _5496=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _5492=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _5488=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _5484=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _5480=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _5476=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _5472=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (216) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _5468)
^  Call: (217) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _276604)
^  Call: (219) [system] setup_call_cleanup('$notrace'(_277556, _277558), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _276604), _277538, fail)), '$restore_trace'(_277556, _277558))
^  Call: (220) [system] sig_atomic(system:'$notrace'(_277556, _277558))
^  Exit: (219) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _276604), _277538, fail)), system:'$restore_trace'(3, -1))
   Call: (218) [system] atomic(_276604)
   Fail: (218) [system] atomic(_276604)
   Call: (218) [system] atom_chars(_276604, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (218) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (217) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
   Call: (217) [system] integer('DisjunctionIntroduction')
   Fail: (217) [system] integer('DisjunctionIntroduction')
   Call: (217) [system] _5468='DisjunctionIntroduction'
   Exit: (217) [system] 'DisjunctionIntroduction'='DisjunctionIntroduction'
^  Exit: (216) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (215) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'DisjunctionIntroduction')
^  Exit: (214) [user] cont_sexpr(')', (0x55fbb4538270), 'DisjunctionIntroduction')
^  Call: (214) [user] read_list(')', (0x55fbb4538270), _291554)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _293412)
   Exit: (216) [system] peek_char((0x55fbb4538270), ' ')
   Call: (216) [system] ' '=(;)
   Fail: (216) [system] ' '=(;)
   Call: (216) [system] ' '=(/)
   Fail: (216) [system] ' '=(/)
^  Call: (216) [user] is_like_space(' ')
   Call: (217) [system] char_type(' ', 'white')
   Exit: (217) [system] char_type(' ', 'white')
^  Exit: (216) [user] is_like_space(' ')
   Call: (216) [system] get_char((0x55fbb4538270), _303006)
   Exit: (216) [system] get_char((0x55fbb4538270), ' ')
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _305710)
   Exit: (217) [system] peek_char((0x55fbb4538270), c)
   Call: (217) [system] c=(;)
   Fail: (217) [system] c=(;)
   Call: (217) [system] c=(/)
   Fail: (217) [system] c=(/)
^  Call: (217) [user] is_like_space(c)
   Call: (218) [system] char_type(c, 'white')
   Fail: (218) [system] char_type(c, 'white')
   Call: (218) [system] char_type(c, end_of_line)
   Fail: (218) [system] char_type(c, end_of_line)
   Call: (218) [system] char_type(c, space)
   Fail: (218) [system] char_type(c, space)
   Call: (218) [system] char_type(c, cntrl)
   Fail: (218) [system] char_type(c, cntrl)
^  Fail: (217) [user] is_like_space(c)
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _322644)
   Exit: (215) [system] peek_char((0x55fbb4538270), c)
   Call: (215) [system] c=')'
   Fail: (215) [system] c=')'
   Call: (215) [system] c=end_of_file
   Fail: (215) [system] c=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55fbb4538270), _328214)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _330072)
   Exit: (217) [system] peek_char((0x55fbb4538270), c)
   Call: (217) [system] c=(;)
   Fail: (217) [system] c=(;)
   Call: (217) [system] c=(/)
   Fail: (217) [system] c=(/)
^  Call: (217) [user] is_like_space(c)
   Call: (218) [system] char_type(c, 'white')
   Fail: (218) [system] char_type(c, 'white')
   Call: (218) [system] char_type(c, end_of_line)
   Fail: (218) [system] char_type(c, end_of_line)
   Call: (218) [system] char_type(c, space)
   Fail: (218) [system] char_type(c, space)
   Call: (218) [system] char_type(c, cntrl)
   Fail: (218) [system] char_type(c, cntrl)
^  Fail: (217) [user] is_like_space(c)
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] get_char((0x55fbb4538270), _346082)
   Exit: (216) [system] get_char((0x55fbb4538270), c)
   Call: (216) [system] c='('
   Fail: (216) [system] c='('
   Call: (216) [system] c='['
   Fail: (216) [system] c='['
   Call: (216) [system] c='{'
   Fail: (216) [system] c='{'
   Call: (216) [system] c='"'
   Fail: (216) [system] c='"'
   Call: (216) [system] c=!
   Fail: (216) [system] c=!
   Call: (216) [system] c='\''
   Fail: (216) [system] c='\''
   Call: (216) [system] c='`'
   Fail: (216) [system] c='`'
   Call: (216) [system] c=end_of_file
   Fail: (216) [system] c=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55fbb4538270), c, _328214)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _363724)
   Call: (218) [system] peek_char((0x55fbb4538270), _364658)
   Exit: (218) [system] peek_char((0x55fbb4538270), d)
^  Call: (218) [user] is_delimiter(d)
   Call: (219) [system] char_type(d, space)
   Fail: (219) [system] char_type(d, space)
   Call: (219) [system] arg(_369378, v('(', ')', end_of_file), d)
   Fail: (219) [system] arg(_370310, v('(', ')', end_of_file), d)
^  Fail: (218) [user] is_delimiter(d)
   Call: (218) [system] ')'==d
   Fail: (218) [system] ')'==d
   Call: (218) [system] get_char((0x55fbb4538270), d)
   Exit: (218) [system] get_char((0x55fbb4538270), d)
   Call: (218) [system] d=(\)
   Fail: (218) [system] d=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _377660)
   Call: (219) [system] peek_char((0x55fbb4538270), _378594)
   Exit: (219) [system] peek_char((0x55fbb4538270), e)
^  Call: (219) [user] is_delimiter(e)
   Call: (220) [system] char_type(e, space)
   Fail: (220) [system] char_type(e, space)
   Call: (220) [system] arg(_383314, v('(', ')', end_of_file), e)
   Fail: (220) [system] arg(_384246, v('(', ')', end_of_file), e)
^  Fail: (219) [user] is_delimiter(e)
   Call: (219) [system] ')'==e
   Fail: (219) [system] ')'==e
   Call: (219) [system] get_char((0x55fbb4538270), e)
   Exit: (219) [system] get_char((0x55fbb4538270), e)
   Call: (219) [system] e=(\)
   Fail: (219) [system] e=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _391596)
   Call: (220) [system] peek_char((0x55fbb4538270), _392530)
   Exit: (220) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (220) [user] is_delimiter(' ')
   Call: (221) [system] char_type(' ', space)
   Exit: (221) [system] char_type(' ', space)
^  Exit: (220) [user] is_delimiter(' ')
   Call: (220) [system] _391596=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (219) [system] _377660=[e]
   Exit: (219) [system] [e]=[e]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (218) [system] _363724=[d, e]
   Exit: (218) [system] [d, e]=[d, e]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, e])
^  Call: (217) [user] classify_and_convert_charseq([c, d, e], _328214)
^  Call: (218) [user] classify_and_convert_charseq_([c, d, e], _407402)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_408354, _408356), once(user:catch(read_from_chars([c, d, e], _407402), _408336, fail)), '$restore_trace'(_408354, _408356))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_408354, _408356))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _408336, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(cde)
   Exit: (219) [system] atomic(cde)
^  Exit: (218) [user] classify_and_convert_charseq_([c, d, e], cde)
   Call: (218) [system] integer(cde)
   Fail: (218) [system] integer(cde)
   Call: (218) [system] _328214=cde
   Exit: (218) [system] cde=cde
^  Exit: (217) [user] classify_and_convert_charseq([c, d, e], cde)
^  Exit: (216) [user] read_symbolic(')', (0x55fbb4538270), c, cde)
^  Exit: (215) [user] cont_sexpr(')', (0x55fbb4538270), cde)
^  Call: (215) [user] read_list(')', (0x55fbb4538270), _420482)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _422340)
   Exit: (217) [system] peek_char((0x55fbb4538270), ' ')
   Call: (217) [system] ' '=(;)
   Fail: (217) [system] ' '=(;)
   Call: (217) [system] ' '=(/)
   Fail: (217) [system] ' '=(/)
^  Call: (217) [user] is_like_space(' ')
   Call: (218) [system] char_type(' ', 'white')
   Exit: (218) [system] char_type(' ', 'white')
^  Exit: (217) [user] is_like_space(' ')
   Call: (217) [system] get_char((0x55fbb4538270), _431934)
   Exit: (217) [system] get_char((0x55fbb4538270), ' ')
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _434638)
   Exit: (218) [system] peek_char((0x55fbb4538270), a)
   Call: (218) [system] a=(;)
   Fail: (218) [system] a=(;)
   Call: (218) [system] a=(/)
   Fail: (218) [system] a=(/)
^  Call: (218) [user] is_like_space(a)
   Call: (219) [system] char_type(a, 'white')
   Fail: (219) [system] char_type(a, 'white')
   Call: (219) [system] char_type(a, end_of_line)
   Fail: (219) [system] char_type(a, end_of_line)
   Call: (219) [system] char_type(a, space)
   Fail: (219) [system] char_type(a, space)
   Call: (219) [system] char_type(a, cntrl)
   Fail: (219) [system] char_type(a, cntrl)
^  Fail: (218) [user] is_like_space(a)
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _451572)
   Exit: (216) [system] peek_char((0x55fbb4538270), a)
   Call: (216) [system] a=')'
   Fail: (216) [system] a=')'
   Call: (216) [system] a=end_of_file
   Fail: (216) [system] a=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55fbb4538270), _457142)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _459000)
   Exit: (218) [system] peek_char((0x55fbb4538270), a)
   Call: (218) [system] a=(;)
   Fail: (218) [system] a=(;)
   Call: (218) [system] a=(/)
   Fail: (218) [system] a=(/)
^  Call: (218) [user] is_like_space(a)
   Call: (219) [system] char_type(a, 'white')
   Fail: (219) [system] char_type(a, 'white')
   Call: (219) [system] char_type(a, end_of_line)
   Fail: (219) [system] char_type(a, end_of_line)
   Call: (219) [system] char_type(a, space)
   Fail: (219) [system] char_type(a, space)
   Call: (219) [system] char_type(a, cntrl)
   Fail: (219) [system] char_type(a, cntrl)
^  Fail: (218) [user] is_like_space(a)
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] get_char((0x55fbb4538270), _475010)
   Exit: (217) [system] get_char((0x55fbb4538270), a)
   Call: (217) [system] a='('
   Fail: (217) [system] a='('
   Call: (217) [system] a='['
   Fail: (217) [system] a='['
   Call: (217) [system] a='{'
   Fail: (217) [system] a='{'
   Call: (217) [system] a='"'
   Fail: (217) [system] a='"'
   Call: (217) [system] a=!
   Fail: (217) [system] a=!
   Call: (217) [system] a='\''
   Fail: (217) [system] a='\''
   Call: (217) [system] a='`'
   Fail: (217) [system] a='`'
   Call: (217) [system] a=end_of_file
   Fail: (217) [system] a=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55fbb4538270), a, _457142)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _492652)
   Call: (219) [system] peek_char((0x55fbb4538270), _493586)
   Exit: (219) [system] peek_char((0x55fbb4538270), b)
^  Call: (219) [user] is_delimiter(b)
   Call: (220) [system] char_type(b, space)
   Fail: (220) [system] char_type(b, space)
   Call: (220) [system] arg(_498306, v('(', ')', end_of_file), b)
   Fail: (220) [system] arg(_499238, v('(', ')', end_of_file), b)
^  Fail: (219) [user] is_delimiter(b)
   Call: (219) [system] ')'==b
   Fail: (219) [system] ')'==b
   Call: (219) [system] get_char((0x55fbb4538270), b)
   Exit: (219) [system] get_char((0x55fbb4538270), b)
   Call: (219) [system] b=(\)
   Fail: (219) [system] b=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _506588)
   Call: (220) [system] peek_char((0x55fbb4538270), _507522)
   Exit: (220) [system] peek_char((0x55fbb4538270), c)
^  Call: (220) [user] is_delimiter(c)
   Call: (221) [system] char_type(c, space)
   Fail: (221) [system] char_type(c, space)
   Call: (221) [system] arg(_512242, v('(', ')', end_of_file), c)
   Fail: (221) [system] arg(_513174, v('(', ')', end_of_file), c)
^  Fail: (220) [user] is_delimiter(c)
   Call: (220) [system] ')'==c
   Fail: (220) [system] ')'==c
   Call: (220) [system] get_char((0x55fbb4538270), c)
   Exit: (220) [system] get_char((0x55fbb4538270), c)
   Call: (220) [system] c=(\)
   Fail: (220) [system] c=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _520524)
   Call: (221) [system] peek_char((0x55fbb4538270), _521458)
   Exit: (221) [system] peek_char((0x55fbb4538270), ')')
^  Call: (221) [user] is_delimiter(')')
   Call: (222) [system] char_type(')', space)
   Fail: (222) [system] char_type(')', space)
   Call: (222) [system] arg(_526178, v('(', ')', end_of_file), ')')
   Exit: (222) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (221) [user] is_delimiter(')')
   Call: (221) [system] _520524=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (220) [system] _506588=[c]
   Exit: (220) [system] [c]=[c]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [c])
   Call: (219) [system] _492652=[b, c]
   Exit: (219) [system] [b, c]=[b, c]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [b, c])
^  Call: (218) [user] classify_and_convert_charseq([a, b, c], _457142)
^  Call: (219) [user] classify_and_convert_charseq_([a, b, c], _538202)
^  Call: (221) [system] setup_call_cleanup('$notrace'(_539154, _539156), once(user:catch(read_from_chars([a, b, c], _538202), _539136, fail)), '$restore_trace'(_539154, _539156))
^  Call: (222) [system] sig_atomic(system:'$notrace'(_539154, _539156))
^  Exit: (221) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _539136, fail)), system:'$restore_trace'(3, -1))
   Call: (220) [system] atomic(abc)
   Exit: (220) [system] atomic(abc)
^  Exit: (219) [user] classify_and_convert_charseq_([a, b, c], abc)
   Call: (219) [system] integer(abc)
   Fail: (219) [system] integer(abc)
   Call: (219) [system] _457142=abc
   Exit: (219) [system] abc=abc
^  Exit: (218) [user] classify_and_convert_charseq([a, b, c], abc)
^  Exit: (217) [user] read_symbolic(')', (0x55fbb4538270), a, abc)
^  Exit: (216) [user] cont_sexpr(')', (0x55fbb4538270), abc)
^  Call: (216) [user] read_list(')', (0x55fbb4538270), _551282)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _553140)
   Exit: (218) [system] peek_char((0x55fbb4538270), ')')
   Call: (218) [system] ')'=(;)
   Fail: (218) [system] ')'=(;)
   Call: (218) [system] ')'=(/)
   Fail: (218) [system] ')'=(/)
^  Call: (218) [user] is_like_space(')')
   Call: (219) [system] char_type(')', 'white')
   Fail: (219) [system] char_type(')', 'white')
   Call: (219) [system] char_type(')', end_of_line)
   Fail: (219) [system] char_type(')', end_of_line)
   Call: (219) [system] char_type(')', space)
   Fail: (219) [system] char_type(')', space)
   Call: (219) [system] char_type(')', cntrl)
   Fail: (219) [system] char_type(')', cntrl)
^  Fail: (218) [user] is_like_space(')')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _569150)
   Exit: (217) [system] peek_char((0x55fbb4538270), ')')
   Call: (217) [system] ')'=')'
   Exit: (217) [system] ')'=')'
   Call: (217) [system] get_char((0x55fbb4538270), _572940)
   Exit: (217) [system] get_char((0x55fbb4538270), ')')
   Call: (217) [system] _551282=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_list(')', (0x55fbb4538270), [])
   Call: (216) [system] _420482=[abc]
   Exit: (216) [system] [abc]=[abc]
^  Exit: (215) [user] read_list(')', (0x55fbb4538270), [abc])
   Call: (215) [system] _291554=[cde, abc]
   Exit: (215) [system] [cde, abc]=[cde, abc]
^  Exit: (214) [user] read_list(')', (0x55fbb4538270), [cde, abc])
   Call: (214) [system] _5462=['DisjunctionIntroduction', cde, abc]
   Exit: (214) [system] ['DisjunctionIntroduction', cde, abc]=['DisjunctionIntroduction', cde, abc]
^  Exit: (213) [user] read_list(')', (0x55fbb4538270), ['DisjunctionIntroduction', cde, abc])
^  Exit: (212) [user] cont_sexpr(')', (0x55fbb4538270), ['DisjunctionIntroduction', cde, abc])
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _586822)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _588680)
   Exit: (214) [system] peek_char((0x55fbb4538270), ')')
   Call: (214) [system] ')'=(;)
   Fail: (214) [system] ')'=(;)
   Call: (214) [system] ')'=(/)
   Fail: (214) [system] ')'=(/)
^  Call: (214) [user] is_like_space(')')
   Call: (215) [system] char_type(')', 'white')
   Fail: (215) [system] char_type(')', 'white')
   Call: (215) [system] char_type(')', end_of_line)
   Fail: (215) [system] char_type(')', end_of_line)
   Call: (215) [system] char_type(')', space)
   Fail: (215) [system] char_type(')', space)
   Call: (215) [system] char_type(')', cntrl)
   Fail: (215) [system] char_type(')', cntrl)
^  Fail: (214) [user] is_like_space(')')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _604690)
   Exit: (213) [system] peek_char((0x55fbb4538270), ')')
   Call: (213) [system] ')'=')'
   Exit: (213) [system] ')'=')'
   Call: (213) [system] get_char((0x55fbb4538270), _608480)
   Exit: (213) [system] get_char((0x55fbb4538270), ')')
   Call: (213) [system] _586822=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_list(')', (0x55fbb4538270), [])
   Call: (212) [system] _5458=[['DisjunctionIntroduction', cde, abc]]
   Exit: (212) [system] [['DisjunctionIntroduction', cde, abc]]=[['DisjunctionIntroduction', cde, abc]]
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), [['DisjunctionIntroduction', cde, abc]])
   Call: (211) [system] _5452=[abc, ['DisjunctionIntroduction', cde, abc]]
   Exit: (211) [system] [abc, ['DisjunctionIntroduction', cde, abc]]=[abc, ['DisjunctionIntroduction', cde, abc]]
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), [abc, ['DisjunctionIntroduction', cde, abc]])
   Call: (210) [system] _5444=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, abc]]
   Exit: (210) [system] ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, abc]]=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, abc]]
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, abc]])
^  Exit: (208) [user] cont_sexpr(')', (0x55fbb4538270), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, abc]])
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _622362)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _624220)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
   Call: (210) [system] ' '=(/)
   Fail: (210) [system] ' '=(/)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55fbb4538270), _633814)
   Exit: (210) [system] get_char((0x55fbb4538270), ' ')
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _636518)
   Exit: (211) [system] peek_char((0x55fbb4538270), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
   Call: (211) [system] '('=(/)
   Fail: (211) [system] '('=(/)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _653452)
   Exit: (209) [system] peek_char((0x55fbb4538270), '(')
   Call: (209) [system] '('=')'
   Fail: (209) [system] '('=')'
   Call: (209) [system] '('=end_of_file
   Fail: (209) [system] '('=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55fbb4538270), _659022)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _660880)
   Exit: (211) [system] peek_char((0x55fbb4538270), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
   Call: (211) [system] '('=(/)
   Fail: (211) [system] '('=(/)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] get_char((0x55fbb4538270), _676890)
   Exit: (210) [system] get_char((0x55fbb4538270), '(')
   Call: (210) [system] '('='('
   Exit: (210) [system] '('='('
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _659022)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _682460)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'O')
   Call: (212) [system] 'O'=(;)
   Fail: (212) [system] 'O'=(;)
   Call: (212) [system] 'O'=(/)
   Fail: (212) [system] 'O'=(/)
^  Call: (212) [user] is_like_space('O')
   Call: (213) [system] char_type('O', 'white')
   Fail: (213) [system] char_type('O', 'white')
   Call: (213) [system] char_type('O', end_of_line)
   Fail: (213) [system] char_type('O', end_of_line)
   Call: (213) [system] char_type('O', space)
   Fail: (213) [system] char_type('O', space)
   Call: (213) [system] char_type('O', cntrl)
   Fail: (213) [system] char_type('O', cntrl)
^  Fail: (212) [user] is_like_space('O')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _698470)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'O')
   Call: (211) [system] 'O'=')'
   Fail: (211) [system] 'O'=')'
   Call: (211) [system] 'O'=end_of_file
   Fail: (211) [system] 'O'=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55fbb4538270), _704040)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _705898)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'O')
   Call: (213) [system] 'O'=(;)
   Fail: (213) [system] 'O'=(;)
   Call: (213) [system] 'O'=(/)
   Fail: (213) [system] 'O'=(/)
^  Call: (213) [user] is_like_space('O')
   Call: (214) [system] char_type('O', 'white')
   Fail: (214) [system] char_type('O', 'white')
   Call: (214) [system] char_type('O', end_of_line)
   Fail: (214) [system] char_type('O', end_of_line)
   Call: (214) [system] char_type('O', space)
   Fail: (214) [system] char_type('O', space)
   Call: (214) [system] char_type('O', cntrl)
   Fail: (214) [system] char_type('O', cntrl)
^  Fail: (213) [user] is_like_space('O')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] get_char((0x55fbb4538270), _721908)
   Exit: (212) [system] get_char((0x55fbb4538270), 'O')
   Call: (212) [system] 'O'='('
   Fail: (212) [system] 'O'='('
   Call: (212) [system] 'O'='['
   Fail: (212) [system] 'O'='['
   Call: (212) [system] 'O'='{'
   Fail: (212) [system] 'O'='{'
   Call: (212) [system] 'O'='"'
   Fail: (212) [system] 'O'='"'
   Call: (212) [system] 'O'=!
   Fail: (212) [system] 'O'=!
   Call: (212) [system] 'O'='\''
   Fail: (212) [system] 'O'='\''
   Call: (212) [system] 'O'='`'
   Fail: (212) [system] 'O'='`'
   Call: (212) [system] 'O'=end_of_file
   Fail: (212) [system] 'O'=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55fbb4538270), 'O', _704040)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _739550)
   Call: (214) [system] peek_char((0x55fbb4538270), _740484)
   Exit: (214) [system] peek_char((0x55fbb4538270), r)
^  Call: (214) [user] is_delimiter(r)
   Call: (215) [system] char_type(r, space)
   Fail: (215) [system] char_type(r, space)
   Call: (215) [system] arg(_745204, v('(', ')', end_of_file), r)
   Fail: (215) [system] arg(_746136, v('(', ')', end_of_file), r)
^  Fail: (214) [user] is_delimiter(r)
   Call: (214) [system] ')'==r
   Fail: (214) [system] ')'==r
   Call: (214) [system] get_char((0x55fbb4538270), r)
   Exit: (214) [system] get_char((0x55fbb4538270), r)
   Call: (214) [system] r=(\)
   Fail: (214) [system] r=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _753486)
   Call: (215) [system] peek_char((0x55fbb4538270), _754420)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (215) [user] is_delimiter('L')
   Call: (216) [system] char_type('L', space)
   Fail: (216) [system] char_type('L', space)
   Call: (216) [system] arg(_759140, v('(', ')', end_of_file), 'L')
   Fail: (216) [system] arg(_760072, v('(', ')', end_of_file), 'L')
^  Fail: (215) [user] is_delimiter('L')
   Call: (215) [system] ')'=='L'
   Fail: (215) [system] ')'=='L'
   Call: (215) [system] get_char((0x55fbb4538270), 'L')
   Exit: (215) [system] get_char((0x55fbb4538270), 'L')
   Call: (215) [system] 'L'=(\)
   Fail: (215) [system] 'L'=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _767422)
   Call: (216) [system] peek_char((0x55fbb4538270), _768356)
   Exit: (216) [system] peek_char((0x55fbb4538270), i)
^  Call: (216) [user] is_delimiter(i)
   Call: (217) [system] char_type(i, space)
   Fail: (217) [system] char_type(i, space)
   Call: (217) [system] arg(_773076, v('(', ')', end_of_file), i)
   Fail: (217) [system] arg(_774008, v('(', ')', end_of_file), i)
^  Fail: (216) [user] is_delimiter(i)
   Call: (216) [system] ')'==i
   Fail: (216) [system] ')'==i
   Call: (216) [system] get_char((0x55fbb4538270), i)
   Exit: (216) [system] get_char((0x55fbb4538270), i)
   Call: (216) [system] i=(\)
   Fail: (216) [system] i=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _781358)
   Call: (217) [system] peek_char((0x55fbb4538270), _782292)
   Exit: (217) [system] peek_char((0x55fbb4538270), n)
^  Call: (217) [user] is_delimiter(n)
   Call: (218) [system] char_type(n, space)
   Fail: (218) [system] char_type(n, space)
   Call: (218) [system] arg(_787012, v('(', ')', end_of_file), n)
   Fail: (218) [system] arg(_787944, v('(', ')', end_of_file), n)
^  Fail: (217) [user] is_delimiter(n)
   Call: (217) [system] ')'==n
   Fail: (217) [system] ')'==n
   Call: (217) [system] get_char((0x55fbb4538270), n)
   Exit: (217) [system] get_char((0x55fbb4538270), n)
   Call: (217) [system] n=(\)
   Fail: (217) [system] n=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _795294)
   Call: (218) [system] peek_char((0x55fbb4538270), _796228)
   Exit: (218) [system] peek_char((0x55fbb4538270), k)
^  Call: (218) [user] is_delimiter(k)
   Call: (219) [system] char_type(k, space)
   Fail: (219) [system] char_type(k, space)
   Call: (219) [system] arg(_800948, v('(', ')', end_of_file), k)
   Fail: (219) [system] arg(_801880, v('(', ')', end_of_file), k)
^  Fail: (218) [user] is_delimiter(k)
   Call: (218) [system] ')'==k
   Fail: (218) [system] ')'==k
   Call: (218) [system] get_char((0x55fbb4538270), k)
   Exit: (218) [system] get_char((0x55fbb4538270), k)
   Call: (218) [system] k=(\)
   Fail: (218) [system] k=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _809230)
   Call: (219) [system] peek_char((0x55fbb4538270), _810164)
   Exit: (219) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (219) [user] is_delimiter(' ')
   Call: (220) [system] char_type(' ', space)
   Exit: (220) [system] char_type(' ', space)
^  Exit: (219) [user] is_delimiter(' ')
   Call: (219) [system] _809230=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (218) [system] _795294=[k]
   Exit: (218) [system] [k]=[k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (217) [system] _781358=[n, k]
   Exit: (217) [system] [n, k]=[n, k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (216) [system] _767422=[i, n, k]
   Exit: (216) [system] [i, n, k]=[i, n, k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (215) [system] _753486=['L', i, n, k]
   Exit: (215) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (214) [system] _739550=[r, 'L', i, n, k]
   Exit: (214) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (213) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _704040)
^  Call: (214) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _833418)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_834370, _834372), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _833418), _834352, fail)), '$restore_trace'(_834370, _834372))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_834370, _834372))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _833418), _834352, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(_833418)
   Fail: (215) [system] atomic(_833418)
   Call: (215) [system] atom_chars(_833418, ['O', r, 'L', i, n, k])
   Exit: (215) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (214) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (214) [system] integer('OrLink')
   Fail: (214) [system] integer('OrLink')
   Call: (214) [system] _704040='OrLink'
   Exit: (214) [system] 'OrLink'='OrLink'
^  Exit: (213) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (212) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (211) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _848368)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _850226)
   Exit: (213) [system] peek_char((0x55fbb4538270), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
   Call: (213) [system] ' '=(/)
   Fail: (213) [system] ' '=(/)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55fbb4538270), _859820)
   Exit: (213) [system] get_char((0x55fbb4538270), ' ')
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _862524)
   Exit: (214) [system] peek_char((0x55fbb4538270), '(')
   Call: (214) [system] '('=(;)
   Fail: (214) [system] '('=(;)
   Call: (214) [system] '('=(/)
   Fail: (214) [system] '('=(/)
^  Call: (214) [user] is_like_space('(')
   Call: (215) [system] char_type('(', 'white')
   Fail: (215) [system] char_type('(', 'white')
   Call: (215) [system] char_type('(', end_of_line)
   Fail: (215) [system] char_type('(', end_of_line)
   Call: (215) [system] char_type('(', space)
   Fail: (215) [system] char_type('(', space)
   Call: (215) [system] char_type('(', cntrl)
   Fail: (215) [system] char_type('(', cntrl)
^  Fail: (214) [user] is_like_space('(')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _879458)
   Exit: (212) [system] peek_char((0x55fbb4538270), '(')
   Call: (212) [system] '('=')'
   Fail: (212) [system] '('=')'
   Call: (212) [system] '('=end_of_file
   Fail: (212) [system] '('=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55fbb4538270), _885028)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _886886)
   Exit: (214) [system] peek_char((0x55fbb4538270), '(')
   Call: (214) [system] '('=(;)
   Fail: (214) [system] '('=(;)
   Call: (214) [system] '('=(/)
   Fail: (214) [system] '('=(/)
^  Call: (214) [user] is_like_space('(')
   Call: (215) [system] char_type('(', 'white')
   Fail: (215) [system] char_type('(', 'white')
   Call: (215) [system] char_type('(', end_of_line)
   Fail: (215) [system] char_type('(', end_of_line)
   Call: (215) [system] char_type('(', space)
   Fail: (215) [system] char_type('(', space)
   Call: (215) [system] char_type('(', cntrl)
   Fail: (215) [system] char_type('(', cntrl)
^  Fail: (214) [user] is_like_space('(')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] get_char((0x55fbb4538270), _902896)
   Exit: (213) [system] get_char((0x55fbb4538270), '(')
   Call: (213) [system] '('='('
   Exit: (213) [system] '('='('
^  Call: (213) [user] read_list(')', (0x55fbb4538270), _885028)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _908466)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'I')
   Call: (215) [system] 'I'=(;)
   Fail: (215) [system] 'I'=(;)
   Call: (215) [system] 'I'=(/)
   Fail: (215) [system] 'I'=(/)
^  Call: (215) [user] is_like_space('I')
   Call: (216) [system] char_type('I', 'white')
   Fail: (216) [system] char_type('I', 'white')
   Call: (216) [system] char_type('I', end_of_line)
   Fail: (216) [system] char_type('I', end_of_line)
   Call: (216) [system] char_type('I', space)
   Fail: (216) [system] char_type('I', space)
   Call: (216) [system] char_type('I', cntrl)
   Fail: (216) [system] char_type('I', cntrl)
^  Fail: (215) [user] is_like_space('I')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _924476)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'I')
   Call: (214) [system] 'I'=')'
   Fail: (214) [system] 'I'=')'
   Call: (214) [system] 'I'=end_of_file
   Fail: (214) [system] 'I'=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55fbb4538270), _930046)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _931904)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'I')
   Call: (216) [system] 'I'=(;)
   Fail: (216) [system] 'I'=(;)
   Call: (216) [system] 'I'=(/)
   Fail: (216) [system] 'I'=(/)
^  Call: (216) [user] is_like_space('I')
   Call: (217) [system] char_type('I', 'white')
   Fail: (217) [system] char_type('I', 'white')
   Call: (217) [system] char_type('I', end_of_line)
   Fail: (217) [system] char_type('I', end_of_line)
   Call: (217) [system] char_type('I', space)
   Fail: (217) [system] char_type('I', space)
   Call: (217) [system] char_type('I', cntrl)
   Fail: (217) [system] char_type('I', cntrl)
^  Fail: (216) [user] is_like_space('I')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] get_char((0x55fbb4538270), _947914)
   Exit: (215) [system] get_char((0x55fbb4538270), 'I')
   Call: (215) [system] 'I'='('
   Fail: (215) [system] 'I'='('
   Call: (215) [system] 'I'='['
   Fail: (215) [system] 'I'='['
   Call: (215) [system] 'I'='{'
   Fail: (215) [system] 'I'='{'
   Call: (215) [system] 'I'='"'
   Fail: (215) [system] 'I'='"'
   Call: (215) [system] 'I'=!
   Fail: (215) [system] 'I'=!
   Call: (215) [system] 'I'='\''
   Fail: (215) [system] 'I'='\''
   Call: (215) [system] 'I'='`'
   Fail: (215) [system] 'I'='`'
   Call: (215) [system] 'I'=end_of_file
   Fail: (215) [system] 'I'=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55fbb4538270), 'I', _930046)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _965556)
   Call: (217) [system] peek_char((0x55fbb4538270), _966490)
   Exit: (217) [system] peek_char((0x55fbb4538270), m)
^  Call: (217) [user] is_delimiter(m)
   Call: (218) [system] char_type(m, space)
   Fail: (218) [system] char_type(m, space)
   Call: (218) [system] arg(_971210, v('(', ')', end_of_file), m)
   Fail: (218) [system] arg(_972142, v('(', ')', end_of_file), m)
^  Fail: (217) [user] is_delimiter(m)
   Call: (217) [system] ')'==m
   Fail: (217) [system] ')'==m
   Call: (217) [system] get_char((0x55fbb4538270), m)
   Exit: (217) [system] get_char((0x55fbb4538270), m)
   Call: (217) [system] m=(\)
   Fail: (217) [system] m=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _979492)
   Call: (218) [system] peek_char((0x55fbb4538270), _980426)
   Exit: (218) [system] peek_char((0x55fbb4538270), p)
^  Call: (218) [user] is_delimiter(p)
   Call: (219) [system] char_type(p, space)
   Fail: (219) [system] char_type(p, space)
   Call: (219) [system] arg(_985146, v('(', ')', end_of_file), p)
   Fail: (219) [system] arg(_986078, v('(', ')', end_of_file), p)
^  Fail: (218) [user] is_delimiter(p)
   Call: (218) [system] ')'==p
   Fail: (218) [system] ')'==p
   Call: (218) [system] get_char((0x55fbb4538270), p)
   Exit: (218) [system] get_char((0x55fbb4538270), p)
   Call: (218) [system] p=(\)
   Fail: (218) [system] p=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _993428)
   Call: (219) [system] peek_char((0x55fbb4538270), _994362)
   Exit: (219) [system] peek_char((0x55fbb4538270), l)
^  Call: (219) [user] is_delimiter(l)
   Call: (220) [system] char_type(l, space)
   Fail: (220) [system] char_type(l, space)
   Call: (220) [system] arg(_999082, v('(', ')', end_of_file), l)
   Fail: (220) [system] arg(_1000014, v('(', ')', end_of_file), l)
^  Fail: (219) [user] is_delimiter(l)
   Call: (219) [system] ')'==l
   Fail: (219) [system] ')'==l
   Call: (219) [system] get_char((0x55fbb4538270), l)
   Exit: (219) [system] get_char((0x55fbb4538270), l)
   Call: (219) [system] l=(\)
   Fail: (219) [system] l=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1007364)
   Call: (220) [system] peek_char((0x55fbb4538270), _1008298)
   Exit: (220) [system] peek_char((0x55fbb4538270), i)
^  Call: (220) [user] is_delimiter(i)
   Call: (221) [system] char_type(i, space)
   Fail: (221) [system] char_type(i, space)
   Call: (221) [system] arg(_1013018, v('(', ')', end_of_file), i)
   Fail: (221) [system] arg(_1013950, v('(', ')', end_of_file), i)
^  Fail: (220) [user] is_delimiter(i)
   Call: (220) [system] ')'==i
   Fail: (220) [system] ')'==i
   Call: (220) [system] get_char((0x55fbb4538270), i)
   Exit: (220) [system] get_char((0x55fbb4538270), i)
   Call: (220) [system] i=(\)
   Fail: (220) [system] i=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1021300)
   Call: (221) [system] peek_char((0x55fbb4538270), _1022234)
   Exit: (221) [system] peek_char((0x55fbb4538270), c)
^  Call: (221) [user] is_delimiter(c)
   Call: (222) [system] char_type(c, space)
   Fail: (222) [system] char_type(c, space)
   Call: (222) [system] arg(_1026954, v('(', ')', end_of_file), c)
   Fail: (222) [system] arg(_1027886, v('(', ')', end_of_file), c)
^  Fail: (221) [user] is_delimiter(c)
   Call: (221) [system] ')'==c
   Fail: (221) [system] ')'==c
   Call: (221) [system] get_char((0x55fbb4538270), c)
   Exit: (221) [system] get_char((0x55fbb4538270), c)
   Call: (221) [system] c=(\)
   Fail: (221) [system] c=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1035236)
   Call: (222) [system] peek_char((0x55fbb4538270), _1036170)
   Exit: (222) [system] peek_char((0x55fbb4538270), a)
^  Call: (222) [user] is_delimiter(a)
   Call: (223) [system] char_type(a, space)
   Fail: (223) [system] char_type(a, space)
   Call: (223) [system] arg(_1040890, v('(', ')', end_of_file), a)
   Fail: (223) [system] arg(_1041822, v('(', ')', end_of_file), a)
^  Fail: (222) [user] is_delimiter(a)
   Call: (222) [system] ')'==a
   Fail: (222) [system] ')'==a
   Call: (222) [system] get_char((0x55fbb4538270), a)
   Exit: (222) [system] get_char((0x55fbb4538270), a)
   Call: (222) [system] a=(\)
   Fail: (222) [system] a=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _1049172)
   Call: (223) [system] peek_char((0x55fbb4538270), _1050106)
   Exit: (223) [system] peek_char((0x55fbb4538270), t)
^  Call: (223) [user] is_delimiter(t)
   Call: (224) [system] char_type(t, space)
   Fail: (224) [system] char_type(t, space)
   Call: (224) [system] arg(_1054826, v('(', ')', end_of_file), t)
   Fail: (224) [system] arg(_1055758, v('(', ')', end_of_file), t)
^  Fail: (223) [user] is_delimiter(t)
   Call: (223) [system] ')'==t
   Fail: (223) [system] ')'==t
   Call: (223) [system] get_char((0x55fbb4538270), t)
   Exit: (223) [system] get_char((0x55fbb4538270), t)
   Call: (223) [system] t=(\)
   Fail: (223) [system] t=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _1063108)
   Call: (224) [system] peek_char((0x55fbb4538270), _1064042)
   Exit: (224) [system] peek_char((0x55fbb4538270), i)
^  Call: (224) [user] is_delimiter(i)
   Call: (225) [system] char_type(i, space)
   Fail: (225) [system] char_type(i, space)
   Call: (225) [system] arg(_1068762, v('(', ')', end_of_file), i)
   Fail: (225) [system] arg(_1069694, v('(', ')', end_of_file), i)
^  Fail: (224) [user] is_delimiter(i)
   Call: (224) [system] ')'==i
   Fail: (224) [system] ')'==i
   Call: (224) [system] get_char((0x55fbb4538270), i)
   Exit: (224) [system] get_char((0x55fbb4538270), i)
   Call: (224) [system] i=(\)
   Fail: (224) [system] i=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _1077044)
   Call: (225) [system] peek_char((0x55fbb4538270), _1077978)
   Exit: (225) [system] peek_char((0x55fbb4538270), o)
^  Call: (225) [user] is_delimiter(o)
   Call: (226) [system] char_type(o, space)
   Fail: (226) [system] char_type(o, space)
   Call: (226) [system] arg(_1082698, v('(', ')', end_of_file), o)
   Fail: (226) [system] arg(_1083630, v('(', ')', end_of_file), o)
^  Fail: (225) [user] is_delimiter(o)
   Call: (225) [system] ')'==o
   Fail: (225) [system] ')'==o
   Call: (225) [system] get_char((0x55fbb4538270), o)
   Exit: (225) [system] get_char((0x55fbb4538270), o)
   Call: (225) [system] o=(\)
   Fail: (225) [system] o=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _1090980)
   Call: (226) [system] peek_char((0x55fbb4538270), _1091914)
   Exit: (226) [system] peek_char((0x55fbb4538270), n)
^  Call: (226) [user] is_delimiter(n)
   Call: (227) [system] char_type(n, space)
   Fail: (227) [system] char_type(n, space)
   Call: (227) [system] arg(_1096634, v('(', ')', end_of_file), n)
   Fail: (227) [system] arg(_1097566, v('(', ')', end_of_file), n)
^  Fail: (226) [user] is_delimiter(n)
   Call: (226) [system] ')'==n
   Fail: (226) [system] ')'==n
   Call: (226) [system] get_char((0x55fbb4538270), n)
   Exit: (226) [system] get_char((0x55fbb4538270), n)
   Call: (226) [system] n=(\)
   Fail: (226) [system] n=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _1104916)
   Call: (227) [system] peek_char((0x55fbb4538270), _1105850)
   Exit: (227) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (227) [user] is_delimiter(' ')
   Call: (228) [system] char_type(' ', space)
   Exit: (228) [system] char_type(' ', space)
^  Exit: (227) [user] is_delimiter(' ')
   Call: (227) [system] _1104916=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (226) [system] _1090980=[n]
   Exit: (226) [system] [n]=[n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (225) [system] _1077044=[o, n]
   Exit: (225) [system] [o, n]=[o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (224) [system] _1063108=[i, o, n]
   Exit: (224) [system] [i, o, n]=[i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (223) [system] _1049172=[t, i, o, n]
   Exit: (223) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (222) [system] _1035236=[a, t, i, o, n]
   Exit: (222) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (221) [system] _1021300=[c, a, t, i, o, n]
   Exit: (221) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (220) [system] _1007364=[i, c, a, t, i, o, n]
   Exit: (220) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (219) [system] _993428=[l, i, c, a, t, i, o, n]
   Exit: (219) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (218) [system] _979492=[p, l, i, c, a, t, i, o, n]
   Exit: (218) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (217) [system] _965556=[m, p, l, i, c, a, t, i, o, n]
   Exit: (217) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (216) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _930046)
^  Call: (217) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _1143074)
^  Call: (219) [system] setup_call_cleanup('$notrace'(_1144026, _1144028), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1143074), _1144008, fail)), '$restore_trace'(_1144026, _1144028))
^  Call: (220) [system] sig_atomic(system:'$notrace'(_1144026, _1144028))
^  Exit: (219) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1143074), _1144008, fail)), system:'$restore_trace'(3, -1))
   Call: (218) [system] atomic(_1143074)
   Fail: (218) [system] atomic(_1143074)
   Call: (218) [system] atom_chars(_1143074, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (218) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (217) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (217) [system] integer('Implication')
   Fail: (217) [system] integer('Implication')
   Call: (217) [system] _930046='Implication'
   Exit: (217) [system] 'Implication'='Implication'
^  Exit: (216) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (215) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (214) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (214) [user] read_list(')', (0x55fbb4538270), _1158024)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1159882)
   Exit: (216) [system] peek_char((0x55fbb4538270), ' ')
   Call: (216) [system] ' '=(;)
   Fail: (216) [system] ' '=(;)
   Call: (216) [system] ' '=(/)
   Fail: (216) [system] ' '=(/)
^  Call: (216) [user] is_like_space(' ')
   Call: (217) [system] char_type(' ', 'white')
   Exit: (217) [system] char_type(' ', 'white')
^  Exit: (216) [user] is_like_space(' ')
   Call: (216) [system] get_char((0x55fbb4538270), _1169476)
   Exit: (216) [system] get_char((0x55fbb4538270), ' ')
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1172180)
   Exit: (217) [system] peek_char((0x55fbb4538270), '(')
   Call: (217) [system] '('=(;)
   Fail: (217) [system] '('=(;)
   Call: (217) [system] '('=(/)
   Fail: (217) [system] '('=(/)
^  Call: (217) [user] is_like_space('(')
   Call: (218) [system] char_type('(', 'white')
   Fail: (218) [system] char_type('(', 'white')
   Call: (218) [system] char_type('(', end_of_line)
   Fail: (218) [system] char_type('(', end_of_line)
   Call: (218) [system] char_type('(', space)
   Fail: (218) [system] char_type('(', space)
   Call: (218) [system] char_type('(', cntrl)
   Fail: (218) [system] char_type('(', cntrl)
^  Fail: (217) [user] is_like_space('(')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1189114)
   Exit: (215) [system] peek_char((0x55fbb4538270), '(')
   Call: (215) [system] '('=')'
   Fail: (215) [system] '('=')'
   Call: (215) [system] '('=end_of_file
   Fail: (215) [system] '('=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55fbb4538270), _1194684)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1196542)
   Exit: (217) [system] peek_char((0x55fbb4538270), '(')
   Call: (217) [system] '('=(;)
   Fail: (217) [system] '('=(;)
   Call: (217) [system] '('=(/)
   Fail: (217) [system] '('=(/)
^  Call: (217) [user] is_like_space('(')
   Call: (218) [system] char_type('(', 'white')
   Fail: (218) [system] char_type('(', 'white')
   Call: (218) [system] char_type('(', end_of_line)
   Fail: (218) [system] char_type('(', end_of_line)
   Call: (218) [system] char_type('(', space)
   Fail: (218) [system] char_type('(', space)
   Call: (218) [system] char_type('(', cntrl)
   Fail: (218) [system] char_type('(', cntrl)
^  Fail: (217) [user] is_like_space('(')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] get_char((0x55fbb4538270), _1212552)
   Exit: (216) [system] get_char((0x55fbb4538270), '(')
   Call: (216) [system] '('='('
   Exit: (216) [system] '('='('
^  Call: (216) [user] read_list(')', (0x55fbb4538270), _1194684)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1218122)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'A')
   Call: (218) [system] 'A'=(;)
   Fail: (218) [system] 'A'=(;)
   Call: (218) [system] 'A'=(/)
   Fail: (218) [system] 'A'=(/)
^  Call: (218) [user] is_like_space('A')
   Call: (219) [system] char_type('A', 'white')
   Fail: (219) [system] char_type('A', 'white')
   Call: (219) [system] char_type('A', end_of_line)
   Fail: (219) [system] char_type('A', end_of_line)
   Call: (219) [system] char_type('A', space)
   Fail: (219) [system] char_type('A', space)
   Call: (219) [system] char_type('A', cntrl)
   Fail: (219) [system] char_type('A', cntrl)
^  Fail: (218) [user] is_like_space('A')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1234132)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'A')
   Call: (217) [system] 'A'=')'
   Fail: (217) [system] 'A'=')'
   Call: (217) [system] 'A'=end_of_file
   Fail: (217) [system] 'A'=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55fbb4538270), _1239702)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _1241560)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'A')
   Call: (219) [system] 'A'=(;)
   Fail: (219) [system] 'A'=(;)
   Call: (219) [system] 'A'=(/)
   Fail: (219) [system] 'A'=(/)
^  Call: (219) [user] is_like_space('A')
   Call: (220) [system] char_type('A', 'white')
   Fail: (220) [system] char_type('A', 'white')
   Call: (220) [system] char_type('A', end_of_line)
   Fail: (220) [system] char_type('A', end_of_line)
   Call: (220) [system] char_type('A', space)
   Fail: (220) [system] char_type('A', space)
   Call: (220) [system] char_type('A', cntrl)
   Fail: (220) [system] char_type('A', cntrl)
^  Fail: (219) [user] is_like_space('A')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] get_char((0x55fbb4538270), _1257570)
   Exit: (218) [system] get_char((0x55fbb4538270), 'A')
   Call: (218) [system] 'A'='('
   Fail: (218) [system] 'A'='('
   Call: (218) [system] 'A'='['
   Fail: (218) [system] 'A'='['
   Call: (218) [system] 'A'='{'
   Fail: (218) [system] 'A'='{'
   Call: (218) [system] 'A'='"'
   Fail: (218) [system] 'A'='"'
   Call: (218) [system] 'A'=!
   Fail: (218) [system] 'A'=!
   Call: (218) [system] 'A'='\''
   Fail: (218) [system] 'A'='\''
   Call: (218) [system] 'A'='`'
   Fail: (218) [system] 'A'='`'
   Call: (218) [system] 'A'=end_of_file
   Fail: (218) [system] 'A'=end_of_file
^  Call: (218) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1239702)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1275212)
   Call: (220) [system] peek_char((0x55fbb4538270), _1276146)
   Exit: (220) [system] peek_char((0x55fbb4538270), n)
^  Call: (220) [user] is_delimiter(n)
   Call: (221) [system] char_type(n, space)
   Fail: (221) [system] char_type(n, space)
   Call: (221) [system] arg(_1280866, v('(', ')', end_of_file), n)
   Fail: (221) [system] arg(_1281798, v('(', ')', end_of_file), n)
^  Fail: (220) [user] is_delimiter(n)
   Call: (220) [system] ')'==n
   Fail: (220) [system] ')'==n
   Call: (220) [system] get_char((0x55fbb4538270), n)
   Exit: (220) [system] get_char((0x55fbb4538270), n)
   Call: (220) [system] n=(\)
   Fail: (220) [system] n=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1289148)
   Call: (221) [system] peek_char((0x55fbb4538270), _1290082)
   Exit: (221) [system] peek_char((0x55fbb4538270), d)
^  Call: (221) [user] is_delimiter(d)
   Call: (222) [system] char_type(d, space)
   Fail: (222) [system] char_type(d, space)
   Call: (222) [system] arg(_1294802, v('(', ')', end_of_file), d)
   Fail: (222) [system] arg(_1295734, v('(', ')', end_of_file), d)
^  Fail: (221) [user] is_delimiter(d)
   Call: (221) [system] ')'==d
   Fail: (221) [system] ')'==d
   Call: (221) [system] get_char((0x55fbb4538270), d)
   Exit: (221) [system] get_char((0x55fbb4538270), d)
   Call: (221) [system] d=(\)
   Fail: (221) [system] d=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1303084)
   Call: (222) [system] peek_char((0x55fbb4538270), _1304018)
   Exit: (222) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (222) [user] is_delimiter('L')
   Call: (223) [system] char_type('L', space)
   Fail: (223) [system] char_type('L', space)
   Call: (223) [system] arg(_1308738, v('(', ')', end_of_file), 'L')
   Fail: (223) [system] arg(_1309670, v('(', ')', end_of_file), 'L')
^  Fail: (222) [user] is_delimiter('L')
   Call: (222) [system] ')'=='L'
   Fail: (222) [system] ')'=='L'
   Call: (222) [system] get_char((0x55fbb4538270), 'L')
   Exit: (222) [system] get_char((0x55fbb4538270), 'L')
   Call: (222) [system] 'L'=(\)
   Fail: (222) [system] 'L'=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _1317020)
   Call: (223) [system] peek_char((0x55fbb4538270), _1317954)
   Exit: (223) [system] peek_char((0x55fbb4538270), i)
^  Call: (223) [user] is_delimiter(i)
   Call: (224) [system] char_type(i, space)
   Fail: (224) [system] char_type(i, space)
   Call: (224) [system] arg(_1322674, v('(', ')', end_of_file), i)
   Fail: (224) [system] arg(_1323606, v('(', ')', end_of_file), i)
^  Fail: (223) [user] is_delimiter(i)
   Call: (223) [system] ')'==i
   Fail: (223) [system] ')'==i
   Call: (223) [system] get_char((0x55fbb4538270), i)
   Exit: (223) [system] get_char((0x55fbb4538270), i)
   Call: (223) [system] i=(\)
   Fail: (223) [system] i=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _1330956)
   Call: (224) [system] peek_char((0x55fbb4538270), _1331890)
   Exit: (224) [system] peek_char((0x55fbb4538270), n)
^  Call: (224) [user] is_delimiter(n)
   Call: (225) [system] char_type(n, space)
   Fail: (225) [system] char_type(n, space)
   Call: (225) [system] arg(_1336610, v('(', ')', end_of_file), n)
   Fail: (225) [system] arg(_1337542, v('(', ')', end_of_file), n)
^  Fail: (224) [user] is_delimiter(n)
   Call: (224) [system] ')'==n
   Fail: (224) [system] ')'==n
   Call: (224) [system] get_char((0x55fbb4538270), n)
   Exit: (224) [system] get_char((0x55fbb4538270), n)
   Call: (224) [system] n=(\)
   Fail: (224) [system] n=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _1344892)
   Call: (225) [system] peek_char((0x55fbb4538270), _1345826)
   Exit: (225) [system] peek_char((0x55fbb4538270), k)
^  Call: (225) [user] is_delimiter(k)
   Call: (226) [system] char_type(k, space)
   Fail: (226) [system] char_type(k, space)
   Call: (226) [system] arg(_1350546, v('(', ')', end_of_file), k)
   Fail: (226) [system] arg(_1351478, v('(', ')', end_of_file), k)
^  Fail: (225) [user] is_delimiter(k)
   Call: (225) [system] ')'==k
   Fail: (225) [system] ')'==k
   Call: (225) [system] get_char((0x55fbb4538270), k)
   Exit: (225) [system] get_char((0x55fbb4538270), k)
   Call: (225) [system] k=(\)
   Fail: (225) [system] k=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _1358828)
   Call: (226) [system] peek_char((0x55fbb4538270), _1359762)
   Exit: (226) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (226) [user] is_delimiter(' ')
   Call: (227) [system] char_type(' ', space)
   Exit: (227) [system] char_type(' ', space)
^  Exit: (226) [user] is_delimiter(' ')
   Call: (226) [system] _1358828=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (225) [system] _1344892=[k]
   Exit: (225) [system] [k]=[k]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (224) [system] _1330956=[n, k]
   Exit: (224) [system] [n, k]=[n, k]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (223) [system] _1317020=[i, n, k]
   Exit: (223) [system] [i, n, k]=[i, n, k]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (222) [system] _1303084=['L', i, n, k]
   Exit: (222) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (221) [system] _1289148=[d, 'L', i, n, k]
   Exit: (221) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (220) [system] _1275212=[n, d, 'L', i, n, k]
   Exit: (220) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (219) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _1239702)
^  Call: (220) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _1385810)
^  Call: (222) [system] setup_call_cleanup('$notrace'(_1386762, _1386764), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1385810), _1386744, fail)), '$restore_trace'(_1386762, _1386764))
^  Call: (223) [system] sig_atomic(system:'$notrace'(_1386762, _1386764))
^  Exit: (222) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1385810), _1386744, fail)), system:'$restore_trace'(3, -1))
   Call: (221) [system] atomic(_1385810)
   Fail: (221) [system] atomic(_1385810)
   Call: (221) [system] atom_chars(_1385810, ['A', n, d, 'L', i, n, k])
   Exit: (221) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (220) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (220) [system] integer('AndLink')
   Fail: (220) [system] integer('AndLink')
   Call: (220) [system] _1239702='AndLink'
   Exit: (220) [system] 'AndLink'='AndLink'
^  Exit: (219) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (218) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (217) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (217) [user] read_list(')', (0x55fbb4538270), _1400760)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _1402618)
   Exit: (219) [system] peek_char((0x55fbb4538270), ' ')
   Call: (219) [system] ' '=(;)
   Fail: (219) [system] ' '=(;)
   Call: (219) [system] ' '=(/)
   Fail: (219) [system] ' '=(/)
^  Call: (219) [user] is_like_space(' ')
   Call: (220) [system] char_type(' ', 'white')
   Exit: (220) [system] char_type(' ', 'white')
^  Exit: (219) [user] is_like_space(' ')
   Call: (219) [system] get_char((0x55fbb4538270), _1412212)
   Exit: (219) [system] get_char((0x55fbb4538270), ' ')
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _1414916)
   Exit: (220) [system] peek_char((0x55fbb4538270), 'A')
   Call: (220) [system] 'A'=(;)
   Fail: (220) [system] 'A'=(;)
   Call: (220) [system] 'A'=(/)
   Fail: (220) [system] 'A'=(/)
^  Call: (220) [user] is_like_space('A')
   Call: (221) [system] char_type('A', 'white')
   Fail: (221) [system] char_type('A', 'white')
   Call: (221) [system] char_type('A', end_of_line)
   Fail: (221) [system] char_type('A', end_of_line)
   Call: (221) [system] char_type('A', space)
   Fail: (221) [system] char_type('A', space)
   Call: (221) [system] char_type('A', cntrl)
   Fail: (221) [system] char_type('A', cntrl)
^  Fail: (220) [user] is_like_space('A')
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1431850)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'A')
   Call: (218) [system] 'A'=')'
   Fail: (218) [system] 'A'=')'
   Call: (218) [system] 'A'=end_of_file
   Fail: (218) [system] 'A'=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55fbb4538270), _1437420)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _1439278)
   Exit: (220) [system] peek_char((0x55fbb4538270), 'A')
   Call: (220) [system] 'A'=(;)
   Fail: (220) [system] 'A'=(;)
   Call: (220) [system] 'A'=(/)
   Fail: (220) [system] 'A'=(/)
^  Call: (220) [user] is_like_space('A')
   Call: (221) [system] char_type('A', 'white')
   Fail: (221) [system] char_type('A', 'white')
   Call: (221) [system] char_type('A', end_of_line)
   Fail: (221) [system] char_type('A', end_of_line)
   Call: (221) [system] char_type('A', space)
   Fail: (221) [system] char_type('A', space)
   Call: (221) [system] char_type('A', cntrl)
   Fail: (221) [system] char_type('A', cntrl)
^  Fail: (220) [user] is_like_space('A')
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] get_char((0x55fbb4538270), _1455288)
   Exit: (219) [system] get_char((0x55fbb4538270), 'A')
   Call: (219) [system] 'A'='('
   Fail: (219) [system] 'A'='('
   Call: (219) [system] 'A'='['
   Fail: (219) [system] 'A'='['
   Call: (219) [system] 'A'='{'
   Fail: (219) [system] 'A'='{'
   Call: (219) [system] 'A'='"'
   Fail: (219) [system] 'A'='"'
   Call: (219) [system] 'A'=!
   Fail: (219) [system] 'A'=!
   Call: (219) [system] 'A'='\''
   Fail: (219) [system] 'A'='\''
   Call: (219) [system] 'A'='`'
   Fail: (219) [system] 'A'='`'
   Call: (219) [system] 'A'=end_of_file
   Fail: (219) [system] 'A'=end_of_file
^  Call: (219) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1437420)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1472930)
   Call: (221) [system] peek_char((0x55fbb4538270), _1473864)
   Exit: (221) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (221) [user] is_delimiter(' ')
   Call: (222) [system] char_type(' ', space)
   Exit: (222) [system] char_type(' ', space)
^  Exit: (221) [user] is_delimiter(' ')
   Call: (221) [system] _1472930=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (220) [user] classify_and_convert_charseq(['A'], _1437420)
^  Call: (221) [user] classify_and_convert_charseq_(['A'], _1483148)
^  Call: (223) [system] setup_call_cleanup('$notrace'(_1484100, _1484102), once(user:catch(read_from_chars(['A'], _1483148), _1484082, fail)), '$restore_trace'(_1484100, _1484102))
^  Call: (224) [system] sig_atomic(system:'$notrace'(_1484100, _1484102))
^  Exit: (223) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1483148), _1484082, fail)), system:'$restore_trace'(3, -1))
   Call: (222) [system] atomic(_1483148)
   Fail: (222) [system] atomic(_1483148)
   Call: (222) [system] atom_chars(_1483148, ['A'])
   Exit: (222) [system] atom_chars('A', ['A'])
^  Exit: (221) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (221) [system] integer('A')
   Fail: (221) [system] integer('A')
   Call: (221) [system] _1437420='A'
   Exit: (221) [system] 'A'='A'
^  Exit: (220) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (219) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (218) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (218) [user] read_list(')', (0x55fbb4538270), _1498098)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _1499956)
   Exit: (220) [system] peek_char((0x55fbb4538270), ' ')
   Call: (220) [system] ' '=(;)
   Fail: (220) [system] ' '=(;)
   Call: (220) [system] ' '=(/)
   Fail: (220) [system] ' '=(/)
^  Call: (220) [user] is_like_space(' ')
   Call: (221) [system] char_type(' ', 'white')
   Exit: (221) [system] char_type(' ', 'white')
^  Exit: (220) [user] is_like_space(' ')
   Call: (220) [system] get_char((0x55fbb4538270), _1509550)
   Exit: (220) [system] get_char((0x55fbb4538270), ' ')
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _1512254)
   Exit: (221) [system] peek_char((0x55fbb4538270), 'B')
   Call: (221) [system] 'B'=(;)
   Fail: (221) [system] 'B'=(;)
   Call: (221) [system] 'B'=(/)
   Fail: (221) [system] 'B'=(/)
^  Call: (221) [user] is_like_space('B')
   Call: (222) [system] char_type('B', 'white')
   Fail: (222) [system] char_type('B', 'white')
   Call: (222) [system] char_type('B', end_of_line)
   Fail: (222) [system] char_type('B', end_of_line)
   Call: (222) [system] char_type('B', space)
   Fail: (222) [system] char_type('B', space)
   Call: (222) [system] char_type('B', cntrl)
   Fail: (222) [system] char_type('B', cntrl)
^  Fail: (221) [user] is_like_space('B')
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _1529188)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'B')
   Call: (219) [system] 'B'=')'
   Fail: (219) [system] 'B'=')'
   Call: (219) [system] 'B'=end_of_file
   Fail: (219) [system] 'B'=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55fbb4538270), _1534758)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _1536616)
   Exit: (221) [system] peek_char((0x55fbb4538270), 'B')
   Call: (221) [system] 'B'=(;)
   Fail: (221) [system] 'B'=(;)
   Call: (221) [system] 'B'=(/)
   Fail: (221) [system] 'B'=(/)
^  Call: (221) [user] is_like_space('B')
   Call: (222) [system] char_type('B', 'white')
   Fail: (222) [system] char_type('B', 'white')
   Call: (222) [system] char_type('B', end_of_line)
   Fail: (222) [system] char_type('B', end_of_line)
   Call: (222) [system] char_type('B', space)
   Fail: (222) [system] char_type('B', space)
   Call: (222) [system] char_type('B', cntrl)
   Fail: (222) [system] char_type('B', cntrl)
^  Fail: (221) [user] is_like_space('B')
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] get_char((0x55fbb4538270), _1552626)
   Exit: (220) [system] get_char((0x55fbb4538270), 'B')
   Call: (220) [system] 'B'='('
   Fail: (220) [system] 'B'='('
   Call: (220) [system] 'B'='['
   Fail: (220) [system] 'B'='['
   Call: (220) [system] 'B'='{'
   Fail: (220) [system] 'B'='{'
   Call: (220) [system] 'B'='"'
   Fail: (220) [system] 'B'='"'
   Call: (220) [system] 'B'=!
   Fail: (220) [system] 'B'=!
   Call: (220) [system] 'B'='\''
   Fail: (220) [system] 'B'='\''
   Call: (220) [system] 'B'='`'
   Fail: (220) [system] 'B'='`'
   Call: (220) [system] 'B'=end_of_file
   Fail: (220) [system] 'B'=end_of_file
^  Call: (220) [user] read_symbolic(')', (0x55fbb4538270), 'B', _1534758)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1570268)
   Call: (222) [system] peek_char((0x55fbb4538270), _1571202)
   Exit: (222) [system] peek_char((0x55fbb4538270), ')')
^  Call: (222) [user] is_delimiter(')')
   Call: (223) [system] char_type(')', space)
   Fail: (223) [system] char_type(')', space)
   Call: (223) [system] arg(_1575922, v('(', ')', end_of_file), ')')
   Exit: (223) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (222) [user] is_delimiter(')')
   Call: (222) [system] _1570268=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (221) [user] classify_and_convert_charseq(['B'], _1534758)
^  Call: (222) [user] classify_and_convert_charseq_(['B'], _1582358)
^  Call: (224) [system] setup_call_cleanup('$notrace'(_1583310, _1583312), once(user:catch(read_from_chars(['B'], _1582358), _1583292, fail)), '$restore_trace'(_1583310, _1583312))
^  Call: (225) [system] sig_atomic(system:'$notrace'(_1583310, _1583312))
^  Exit: (224) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1582358), _1583292, fail)), system:'$restore_trace'(3, -1))
   Call: (223) [system] atomic(_1582358)
   Fail: (223) [system] atomic(_1582358)
   Call: (223) [system] atom_chars(_1582358, ['B'])
   Exit: (223) [system] atom_chars('B', ['B'])
^  Exit: (222) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (222) [system] integer('B')
   Fail: (222) [system] integer('B')
   Call: (222) [system] _1534758='B'
   Exit: (222) [system] 'B'='B'
^  Exit: (221) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (220) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (219) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (219) [user] read_list(')', (0x55fbb4538270), _1597308)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _1599166)
   Exit: (221) [system] peek_char((0x55fbb4538270), ')')
   Call: (221) [system] ')'=(;)
   Fail: (221) [system] ')'=(;)
   Call: (221) [system] ')'=(/)
   Fail: (221) [system] ')'=(/)
^  Call: (221) [user] is_like_space(')')
   Call: (222) [system] char_type(')', 'white')
   Fail: (222) [system] char_type(')', 'white')
   Call: (222) [system] char_type(')', end_of_line)
   Fail: (222) [system] char_type(')', end_of_line)
   Call: (222) [system] char_type(')', space)
   Fail: (222) [system] char_type(')', space)
   Call: (222) [system] char_type(')', cntrl)
   Fail: (222) [system] char_type(')', cntrl)
^  Fail: (221) [user] is_like_space(')')
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _1615176)
   Exit: (220) [system] peek_char((0x55fbb4538270), ')')
   Call: (220) [system] ')'=')'
   Exit: (220) [system] ')'=')'
   Call: (220) [system] get_char((0x55fbb4538270), _1618966)
   Exit: (220) [system] get_char((0x55fbb4538270), ')')
   Call: (220) [system] _1597308=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_list(')', (0x55fbb4538270), [])
   Call: (219) [system] _1498098=['B']
   Exit: (219) [system] ['B']=['B']
^  Exit: (218) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (218) [system] _1400760=['A', 'B']
   Exit: (218) [system] ['A', 'B']=['A', 'B']
^  Exit: (217) [user] read_list(')', (0x55fbb4538270), ['A', 'B'])
   Call: (217) [system] _1194684=['AndLink', 'A', 'B']
   Exit: (217) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (216) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Exit: (215) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Call: (215) [user] read_list(')', (0x55fbb4538270), _1632848)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1634706)
   Exit: (217) [system] peek_char((0x55fbb4538270), ' ')
   Call: (217) [system] ' '=(;)
   Fail: (217) [system] ' '=(;)
   Call: (217) [system] ' '=(/)
   Fail: (217) [system] ' '=(/)
^  Call: (217) [user] is_like_space(' ')
   Call: (218) [system] char_type(' ', 'white')
   Exit: (218) [system] char_type(' ', 'white')
^  Exit: (217) [user] is_like_space(' ')
   Call: (217) [system] get_char((0x55fbb4538270), _1644300)
   Exit: (217) [system] get_char((0x55fbb4538270), ' ')
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1647004)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'C')
   Call: (218) [system] 'C'=(;)
   Fail: (218) [system] 'C'=(;)
   Call: (218) [system] 'C'=(/)
   Fail: (218) [system] 'C'=(/)
^  Call: (218) [user] is_like_space('C')
   Call: (219) [system] char_type('C', 'white')
   Fail: (219) [system] char_type('C', 'white')
   Call: (219) [system] char_type('C', end_of_line)
   Fail: (219) [system] char_type('C', end_of_line)
   Call: (219) [system] char_type('C', space)
   Fail: (219) [system] char_type('C', space)
   Call: (219) [system] char_type('C', cntrl)
   Fail: (219) [system] char_type('C', cntrl)
^  Fail: (218) [user] is_like_space('C')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1663938)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'C')
   Call: (216) [system] 'C'=')'
   Fail: (216) [system] 'C'=')'
   Call: (216) [system] 'C'=end_of_file
   Fail: (216) [system] 'C'=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55fbb4538270), _1669508)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1671366)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'C')
   Call: (218) [system] 'C'=(;)
   Fail: (218) [system] 'C'=(;)
   Call: (218) [system] 'C'=(/)
   Fail: (218) [system] 'C'=(/)
^  Call: (218) [user] is_like_space('C')
   Call: (219) [system] char_type('C', 'white')
   Fail: (219) [system] char_type('C', 'white')
   Call: (219) [system] char_type('C', end_of_line)
   Fail: (219) [system] char_type('C', end_of_line)
   Call: (219) [system] char_type('C', space)
   Fail: (219) [system] char_type('C', space)
   Call: (219) [system] char_type('C', cntrl)
   Fail: (219) [system] char_type('C', cntrl)
^  Fail: (218) [user] is_like_space('C')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] get_char((0x55fbb4538270), _1687376)
   Exit: (217) [system] get_char((0x55fbb4538270), 'C')
   Call: (217) [system] 'C'='('
   Fail: (217) [system] 'C'='('
   Call: (217) [system] 'C'='['
   Fail: (217) [system] 'C'='['
   Call: (217) [system] 'C'='{'
   Fail: (217) [system] 'C'='{'
   Call: (217) [system] 'C'='"'
   Fail: (217) [system] 'C'='"'
   Call: (217) [system] 'C'=!
   Fail: (217) [system] 'C'=!
   Call: (217) [system] 'C'='\''
   Fail: (217) [system] 'C'='\''
   Call: (217) [system] 'C'='`'
   Fail: (217) [system] 'C'='`'
   Call: (217) [system] 'C'=end_of_file
   Fail: (217) [system] 'C'=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55fbb4538270), 'C', _1669508)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1705018)
   Call: (219) [system] peek_char((0x55fbb4538270), _1705952)
   Exit: (219) [system] peek_char((0x55fbb4538270), ')')
^  Call: (219) [user] is_delimiter(')')
   Call: (220) [system] char_type(')', space)
   Fail: (220) [system] char_type(')', space)
   Call: (220) [system] arg(_1710672, v('(', ')', end_of_file), ')')
   Exit: (220) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (219) [user] is_delimiter(')')
   Call: (219) [system] _1705018=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (218) [user] classify_and_convert_charseq(['C'], _1669508)
^  Call: (219) [user] classify_and_convert_charseq_(['C'], _1717108)
^  Call: (221) [system] setup_call_cleanup('$notrace'(_1718060, _1718062), once(user:catch(read_from_chars(['C'], _1717108), _1718042, fail)), '$restore_trace'(_1718060, _1718062))
^  Call: (222) [system] sig_atomic(system:'$notrace'(_1718060, _1718062))
^  Exit: (221) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1717108), _1718042, fail)), system:'$restore_trace'(3, -1))
   Call: (220) [system] atomic(_1717108)
   Fail: (220) [system] atomic(_1717108)
   Call: (220) [system] atom_chars(_1717108, ['C'])
   Exit: (220) [system] atom_chars('C', ['C'])
^  Exit: (219) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (219) [system] integer('C')
   Fail: (219) [system] integer('C')
   Call: (219) [system] _1669508='C'
   Exit: (219) [system] 'C'='C'
^  Exit: (218) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (217) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (216) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (216) [user] read_list(')', (0x55fbb4538270), _1732058)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1733916)
   Exit: (218) [system] peek_char((0x55fbb4538270), ')')
   Call: (218) [system] ')'=(;)
   Fail: (218) [system] ')'=(;)
   Call: (218) [system] ')'=(/)
   Fail: (218) [system] ')'=(/)
^  Call: (218) [user] is_like_space(')')
   Call: (219) [system] char_type(')', 'white')
   Fail: (219) [system] char_type(')', 'white')
   Call: (219) [system] char_type(')', end_of_line)
   Fail: (219) [system] char_type(')', end_of_line)
   Call: (219) [system] char_type(')', space)
   Fail: (219) [system] char_type(')', space)
   Call: (219) [system] char_type(')', cntrl)
   Fail: (219) [system] char_type(')', cntrl)
^  Fail: (218) [user] is_like_space(')')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1749926)
   Exit: (217) [system] peek_char((0x55fbb4538270), ')')
   Call: (217) [system] ')'=')'
   Exit: (217) [system] ')'=')'
   Call: (217) [system] get_char((0x55fbb4538270), _1753716)
   Exit: (217) [system] get_char((0x55fbb4538270), ')')
   Call: (217) [system] _1732058=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_list(')', (0x55fbb4538270), [])
   Call: (216) [system] _1632848=['C']
   Exit: (216) [system] ['C']=['C']
^  Exit: (215) [user] read_list(')', (0x55fbb4538270), ['C'])
   Call: (215) [system] _1158024=[['AndLink', 'A', 'B'], 'C']
   Exit: (215) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (214) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'A', 'B'], 'C'])
   Call: (214) [system] _885028=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (214) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (213) [user] read_list(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (212) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _1767598)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1769456)
   Exit: (214) [system] peek_char((0x55fbb4538270), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
   Call: (214) [system] ' '=(/)
   Fail: (214) [system] ' '=(/)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55fbb4538270), _1779050)
   Exit: (214) [system] get_char((0x55fbb4538270), ' ')
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1781754)
   Exit: (215) [system] peek_char((0x55fbb4538270), '(')
   Call: (215) [system] '('=(;)
   Fail: (215) [system] '('=(;)
   Call: (215) [system] '('=(/)
   Fail: (215) [system] '('=(/)
^  Call: (215) [user] is_like_space('(')
   Call: (216) [system] char_type('(', 'white')
   Fail: (216) [system] char_type('(', 'white')
   Call: (216) [system] char_type('(', end_of_line)
   Fail: (216) [system] char_type('(', end_of_line)
   Call: (216) [system] char_type('(', space)
   Fail: (216) [system] char_type('(', space)
   Call: (216) [system] char_type('(', cntrl)
   Fail: (216) [system] char_type('(', cntrl)
^  Fail: (215) [user] is_like_space('(')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1798688)
   Exit: (213) [system] peek_char((0x55fbb4538270), '(')
   Call: (213) [system] '('=')'
   Fail: (213) [system] '('=')'
   Call: (213) [system] '('=end_of_file
   Fail: (213) [system] '('=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55fbb4538270), _1804258)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1806116)
   Exit: (215) [system] peek_char((0x55fbb4538270), '(')
   Call: (215) [system] '('=(;)
   Fail: (215) [system] '('=(;)
   Call: (215) [system] '('=(/)
   Fail: (215) [system] '('=(/)
^  Call: (215) [user] is_like_space('(')
   Call: (216) [system] char_type('(', 'white')
   Fail: (216) [system] char_type('(', 'white')
   Call: (216) [system] char_type('(', end_of_line)
   Fail: (216) [system] char_type('(', end_of_line)
   Call: (216) [system] char_type('(', space)
   Fail: (216) [system] char_type('(', space)
   Call: (216) [system] char_type('(', cntrl)
   Fail: (216) [system] char_type('(', cntrl)
^  Fail: (215) [user] is_like_space('(')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] get_char((0x55fbb4538270), _1822126)
   Exit: (214) [system] get_char((0x55fbb4538270), '(')
   Call: (214) [system] '('='('
   Exit: (214) [system] '('='('
^  Call: (214) [user] read_list(')', (0x55fbb4538270), _1804258)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1827696)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'O')
   Call: (216) [system] 'O'=(;)
   Fail: (216) [system] 'O'=(;)
   Call: (216) [system] 'O'=(/)
   Fail: (216) [system] 'O'=(/)
^  Call: (216) [user] is_like_space('O')
   Call: (217) [system] char_type('O', 'white')
   Fail: (217) [system] char_type('O', 'white')
   Call: (217) [system] char_type('O', end_of_line)
   Fail: (217) [system] char_type('O', end_of_line)
   Call: (217) [system] char_type('O', space)
   Fail: (217) [system] char_type('O', space)
   Call: (217) [system] char_type('O', cntrl)
   Fail: (217) [system] char_type('O', cntrl)
^  Fail: (216) [user] is_like_space('O')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1843706)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'O')
   Call: (215) [system] 'O'=')'
   Fail: (215) [system] 'O'=')'
   Call: (215) [system] 'O'=end_of_file
   Fail: (215) [system] 'O'=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55fbb4538270), _1849276)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1851134)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'O')
   Call: (217) [system] 'O'=(;)
   Fail: (217) [system] 'O'=(;)
   Call: (217) [system] 'O'=(/)
   Fail: (217) [system] 'O'=(/)
^  Call: (217) [user] is_like_space('O')
   Call: (218) [system] char_type('O', 'white')
   Fail: (218) [system] char_type('O', 'white')
   Call: (218) [system] char_type('O', end_of_line)
   Fail: (218) [system] char_type('O', end_of_line)
   Call: (218) [system] char_type('O', space)
   Fail: (218) [system] char_type('O', space)
   Call: (218) [system] char_type('O', cntrl)
   Fail: (218) [system] char_type('O', cntrl)
^  Fail: (217) [user] is_like_space('O')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] get_char((0x55fbb4538270), _1867144)
   Exit: (216) [system] get_char((0x55fbb4538270), 'O')
   Call: (216) [system] 'O'='('
   Fail: (216) [system] 'O'='('
   Call: (216) [system] 'O'='['
   Fail: (216) [system] 'O'='['
   Call: (216) [system] 'O'='{'
   Fail: (216) [system] 'O'='{'
   Call: (216) [system] 'O'='"'
   Fail: (216) [system] 'O'='"'
   Call: (216) [system] 'O'=!
   Fail: (216) [system] 'O'=!
   Call: (216) [system] 'O'='\''
   Fail: (216) [system] 'O'='\''
   Call: (216) [system] 'O'='`'
   Fail: (216) [system] 'O'='`'
   Call: (216) [system] 'O'=end_of_file
   Fail: (216) [system] 'O'=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55fbb4538270), 'O', _1849276)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1884786)
   Call: (218) [system] peek_char((0x55fbb4538270), _1885720)
   Exit: (218) [system] peek_char((0x55fbb4538270), r)
^  Call: (218) [user] is_delimiter(r)
   Call: (219) [system] char_type(r, space)
   Fail: (219) [system] char_type(r, space)
   Call: (219) [system] arg(_1890440, v('(', ')', end_of_file), r)
   Fail: (219) [system] arg(_1891372, v('(', ')', end_of_file), r)
^  Fail: (218) [user] is_delimiter(r)
   Call: (218) [system] ')'==r
   Fail: (218) [system] ')'==r
   Call: (218) [system] get_char((0x55fbb4538270), r)
   Exit: (218) [system] get_char((0x55fbb4538270), r)
   Call: (218) [system] r=(\)
   Fail: (218) [system] r=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1898722)
   Call: (219) [system] peek_char((0x55fbb4538270), _1899656)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (219) [user] is_delimiter('L')
   Call: (220) [system] char_type('L', space)
   Fail: (220) [system] char_type('L', space)
   Call: (220) [system] arg(_1904376, v('(', ')', end_of_file), 'L')
   Fail: (220) [system] arg(_1905308, v('(', ')', end_of_file), 'L')
^  Fail: (219) [user] is_delimiter('L')
   Call: (219) [system] ')'=='L'
   Fail: (219) [system] ')'=='L'
   Call: (219) [system] get_char((0x55fbb4538270), 'L')
   Exit: (219) [system] get_char((0x55fbb4538270), 'L')
   Call: (219) [system] 'L'=(\)
   Fail: (219) [system] 'L'=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1912658)
   Call: (220) [system] peek_char((0x55fbb4538270), _1913592)
   Exit: (220) [system] peek_char((0x55fbb4538270), i)
^  Call: (220) [user] is_delimiter(i)
   Call: (221) [system] char_type(i, space)
   Fail: (221) [system] char_type(i, space)
   Call: (221) [system] arg(_1918312, v('(', ')', end_of_file), i)
   Fail: (221) [system] arg(_1919244, v('(', ')', end_of_file), i)
^  Fail: (220) [user] is_delimiter(i)
   Call: (220) [system] ')'==i
   Fail: (220) [system] ')'==i
   Call: (220) [system] get_char((0x55fbb4538270), i)
   Exit: (220) [system] get_char((0x55fbb4538270), i)
   Call: (220) [system] i=(\)
   Fail: (220) [system] i=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1926594)
   Call: (221) [system] peek_char((0x55fbb4538270), _1927528)
   Exit: (221) [system] peek_char((0x55fbb4538270), n)
^  Call: (221) [user] is_delimiter(n)
   Call: (222) [system] char_type(n, space)
   Fail: (222) [system] char_type(n, space)
   Call: (222) [system] arg(_1932248, v('(', ')', end_of_file), n)
   Fail: (222) [system] arg(_1933180, v('(', ')', end_of_file), n)
^  Fail: (221) [user] is_delimiter(n)
   Call: (221) [system] ')'==n
   Fail: (221) [system] ')'==n
   Call: (221) [system] get_char((0x55fbb4538270), n)
   Exit: (221) [system] get_char((0x55fbb4538270), n)
   Call: (221) [system] n=(\)
   Fail: (221) [system] n=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1940530)
   Call: (222) [system] peek_char((0x55fbb4538270), _1941464)
   Exit: (222) [system] peek_char((0x55fbb4538270), k)
^  Call: (222) [user] is_delimiter(k)
   Call: (223) [system] char_type(k, space)
   Fail: (223) [system] char_type(k, space)
   Call: (223) [system] arg(_1946184, v('(', ')', end_of_file), k)
   Fail: (223) [system] arg(_1947116, v('(', ')', end_of_file), k)
^  Fail: (222) [user] is_delimiter(k)
   Call: (222) [system] ')'==k
   Fail: (222) [system] ')'==k
   Call: (222) [system] get_char((0x55fbb4538270), k)
   Exit: (222) [system] get_char((0x55fbb4538270), k)
   Call: (222) [system] k=(\)
   Fail: (222) [system] k=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _1954466)
   Call: (223) [system] peek_char((0x55fbb4538270), _1955400)
   Exit: (223) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (223) [user] is_delimiter(' ')
   Call: (224) [system] char_type(' ', space)
   Exit: (224) [system] char_type(' ', space)
^  Exit: (223) [user] is_delimiter(' ')
   Call: (223) [system] _1954466=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (222) [system] _1940530=[k]
   Exit: (222) [system] [k]=[k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (221) [system] _1926594=[n, k]
   Exit: (221) [system] [n, k]=[n, k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (220) [system] _1912658=[i, n, k]
   Exit: (220) [system] [i, n, k]=[i, n, k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (219) [system] _1898722=['L', i, n, k]
   Exit: (219) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (218) [system] _1884786=[r, 'L', i, n, k]
   Exit: (218) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (217) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _1849276)
^  Call: (218) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _1978654)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_1979606, _1979608), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1978654), _1979588, fail)), '$restore_trace'(_1979606, _1979608))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_1979606, _1979608))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1978654), _1979588, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(_1978654)
   Fail: (219) [system] atomic(_1978654)
   Call: (219) [system] atom_chars(_1978654, ['O', r, 'L', i, n, k])
   Exit: (219) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (218) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (218) [system] integer('OrLink')
   Fail: (218) [system] integer('OrLink')
   Call: (218) [system] _1849276='OrLink'
   Exit: (218) [system] 'OrLink'='OrLink'
^  Exit: (217) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (216) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (215) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (215) [user] read_list(')', (0x55fbb4538270), _1993604)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1995462)
   Exit: (217) [system] peek_char((0x55fbb4538270), ' ')
   Call: (217) [system] ' '=(;)
   Fail: (217) [system] ' '=(;)
   Call: (217) [system] ' '=(/)
   Fail: (217) [system] ' '=(/)
^  Call: (217) [user] is_like_space(' ')
   Call: (218) [system] char_type(' ', 'white')
   Exit: (218) [system] char_type(' ', 'white')
^  Exit: (217) [user] is_like_space(' ')
   Call: (217) [system] get_char((0x55fbb4538270), _2005056)
   Exit: (217) [system] get_char((0x55fbb4538270), ' ')
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _2007760)
   Exit: (218) [system] peek_char((0x55fbb4538270), '(')
   Call: (218) [system] '('=(;)
   Fail: (218) [system] '('=(;)
   Call: (218) [system] '('=(/)
   Fail: (218) [system] '('=(/)
^  Call: (218) [user] is_like_space('(')
   Call: (219) [system] char_type('(', 'white')
   Fail: (219) [system] char_type('(', 'white')
   Call: (219) [system] char_type('(', end_of_line)
   Fail: (219) [system] char_type('(', end_of_line)
   Call: (219) [system] char_type('(', space)
   Fail: (219) [system] char_type('(', space)
   Call: (219) [system] char_type('(', cntrl)
   Fail: (219) [system] char_type('(', cntrl)
^  Fail: (218) [user] is_like_space('(')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _2024694)
   Exit: (216) [system] peek_char((0x55fbb4538270), '(')
   Call: (216) [system] '('=')'
   Fail: (216) [system] '('=')'
   Call: (216) [system] '('=end_of_file
   Fail: (216) [system] '('=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55fbb4538270), _2030264)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _2032122)
   Exit: (218) [system] peek_char((0x55fbb4538270), '(')
   Call: (218) [system] '('=(;)
   Fail: (218) [system] '('=(;)
   Call: (218) [system] '('=(/)
   Fail: (218) [system] '('=(/)
^  Call: (218) [user] is_like_space('(')
   Call: (219) [system] char_type('(', 'white')
   Fail: (219) [system] char_type('(', 'white')
   Call: (219) [system] char_type('(', end_of_line)
   Fail: (219) [system] char_type('(', end_of_line)
   Call: (219) [system] char_type('(', space)
   Fail: (219) [system] char_type('(', space)
   Call: (219) [system] char_type('(', cntrl)
   Fail: (219) [system] char_type('(', cntrl)
^  Fail: (218) [user] is_like_space('(')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] get_char((0x55fbb4538270), _2048132)
   Exit: (217) [system] get_char((0x55fbb4538270), '(')
   Call: (217) [system] '('='('
   Exit: (217) [system] '('='('
^  Call: (217) [user] read_list(')', (0x55fbb4538270), _2030264)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _2053702)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'I')
   Call: (219) [system] 'I'=(;)
   Fail: (219) [system] 'I'=(;)
   Call: (219) [system] 'I'=(/)
   Fail: (219) [system] 'I'=(/)
^  Call: (219) [user] is_like_space('I')
   Call: (220) [system] char_type('I', 'white')
   Fail: (220) [system] char_type('I', 'white')
   Call: (220) [system] char_type('I', end_of_line)
   Fail: (220) [system] char_type('I', end_of_line)
   Call: (220) [system] char_type('I', space)
   Fail: (220) [system] char_type('I', space)
   Call: (220) [system] char_type('I', cntrl)
   Fail: (220) [system] char_type('I', cntrl)
^  Fail: (219) [user] is_like_space('I')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _2069712)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'I')
   Call: (218) [system] 'I'=')'
   Fail: (218) [system] 'I'=')'
   Call: (218) [system] 'I'=end_of_file
   Fail: (218) [system] 'I'=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55fbb4538270), _2075282)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _2077140)
   Exit: (220) [system] peek_char((0x55fbb4538270), 'I')
   Call: (220) [system] 'I'=(;)
   Fail: (220) [system] 'I'=(;)
   Call: (220) [system] 'I'=(/)
   Fail: (220) [system] 'I'=(/)
^  Call: (220) [user] is_like_space('I')
   Call: (221) [system] char_type('I', 'white')
   Fail: (221) [system] char_type('I', 'white')
   Call: (221) [system] char_type('I', end_of_line)
   Fail: (221) [system] char_type('I', end_of_line)
   Call: (221) [system] char_type('I', space)
   Fail: (221) [system] char_type('I', space)
   Call: (221) [system] char_type('I', cntrl)
   Fail: (221) [system] char_type('I', cntrl)
^  Fail: (220) [user] is_like_space('I')
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] get_char((0x55fbb4538270), _2093150)
   Exit: (219) [system] get_char((0x55fbb4538270), 'I')
   Call: (219) [system] 'I'='('
   Fail: (219) [system] 'I'='('
   Call: (219) [system] 'I'='['
   Fail: (219) [system] 'I'='['
   Call: (219) [system] 'I'='{'
   Fail: (219) [system] 'I'='{'
   Call: (219) [system] 'I'='"'
   Fail: (219) [system] 'I'='"'
   Call: (219) [system] 'I'=!
   Fail: (219) [system] 'I'=!
   Call: (219) [system] 'I'='\''
   Fail: (219) [system] 'I'='\''
   Call: (219) [system] 'I'='`'
   Fail: (219) [system] 'I'='`'
   Call: (219) [system] 'I'=end_of_file
   Fail: (219) [system] 'I'=end_of_file
^  Call: (219) [user] read_symbolic(')', (0x55fbb4538270), 'I', _5558)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _19438)
   Call: (221) [system] peek_char((0x55fbb4538270), _20372)
   Exit: (221) [system] peek_char((0x55fbb4538270), m)
^  Call: (221) [user] is_delimiter(m)
   Call: (222) [system] char_type(m, space)
   Fail: (222) [system] char_type(m, space)
   Call: (222) [system] arg(_25092, v('(', ')', end_of_file), m)
   Fail: (222) [system] arg(_26024, v('(', ')', end_of_file), m)
^  Fail: (221) [user] is_delimiter(m)
   Call: (221) [system] ')'==m
   Fail: (221) [system] ')'==m
   Call: (221) [system] get_char((0x55fbb4538270), m)
   Exit: (221) [system] get_char((0x55fbb4538270), m)
   Call: (221) [system] m=(\)
   Fail: (221) [system] m=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _33374)
   Call: (222) [system] peek_char((0x55fbb4538270), _34308)
   Exit: (222) [system] peek_char((0x55fbb4538270), p)
^  Call: (222) [user] is_delimiter(p)
   Call: (223) [system] char_type(p, space)
   Fail: (223) [system] char_type(p, space)
   Call: (223) [system] arg(_39028, v('(', ')', end_of_file), p)
   Fail: (223) [system] arg(_39960, v('(', ')', end_of_file), p)
^  Fail: (222) [user] is_delimiter(p)
   Call: (222) [system] ')'==p
   Fail: (222) [system] ')'==p
   Call: (222) [system] get_char((0x55fbb4538270), p)
   Exit: (222) [system] get_char((0x55fbb4538270), p)
   Call: (222) [system] p=(\)
   Fail: (222) [system] p=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _47310)
   Call: (223) [system] peek_char((0x55fbb4538270), _48244)
   Exit: (223) [system] peek_char((0x55fbb4538270), l)
^  Call: (223) [user] is_delimiter(l)
   Call: (224) [system] char_type(l, space)
   Fail: (224) [system] char_type(l, space)
   Call: (224) [system] arg(_52964, v('(', ')', end_of_file), l)
   Fail: (224) [system] arg(_53896, v('(', ')', end_of_file), l)
^  Fail: (223) [user] is_delimiter(l)
   Call: (223) [system] ')'==l
   Fail: (223) [system] ')'==l
   Call: (223) [system] get_char((0x55fbb4538270), l)
   Exit: (223) [system] get_char((0x55fbb4538270), l)
   Call: (223) [system] l=(\)
   Fail: (223) [system] l=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _61246)
   Call: (224) [system] peek_char((0x55fbb4538270), _62180)
   Exit: (224) [system] peek_char((0x55fbb4538270), i)
^  Call: (224) [user] is_delimiter(i)
   Call: (225) [system] char_type(i, space)
   Fail: (225) [system] char_type(i, space)
   Call: (225) [system] arg(_66900, v('(', ')', end_of_file), i)
   Fail: (225) [system] arg(_67832, v('(', ')', end_of_file), i)
^  Fail: (224) [user] is_delimiter(i)
   Call: (224) [system] ')'==i
   Fail: (224) [system] ')'==i
   Call: (224) [system] get_char((0x55fbb4538270), i)
   Exit: (224) [system] get_char((0x55fbb4538270), i)
   Call: (224) [system] i=(\)
   Fail: (224) [system] i=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _75182)
   Call: (225) [system] peek_char((0x55fbb4538270), _76116)
   Exit: (225) [system] peek_char((0x55fbb4538270), c)
^  Call: (225) [user] is_delimiter(c)
   Call: (226) [system] char_type(c, space)
   Fail: (226) [system] char_type(c, space)
   Call: (226) [system] arg(_80836, v('(', ')', end_of_file), c)
   Fail: (226) [system] arg(_81768, v('(', ')', end_of_file), c)
^  Fail: (225) [user] is_delimiter(c)
   Call: (225) [system] ')'==c
   Fail: (225) [system] ')'==c
   Call: (225) [system] get_char((0x55fbb4538270), c)
   Exit: (225) [system] get_char((0x55fbb4538270), c)
   Call: (225) [system] c=(\)
   Fail: (225) [system] c=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _89118)
   Call: (226) [system] peek_char((0x55fbb4538270), _90052)
   Exit: (226) [system] peek_char((0x55fbb4538270), a)
^  Call: (226) [user] is_delimiter(a)
   Call: (227) [system] char_type(a, space)
   Fail: (227) [system] char_type(a, space)
   Call: (227) [system] arg(_94772, v('(', ')', end_of_file), a)
   Fail: (227) [system] arg(_95704, v('(', ')', end_of_file), a)
^  Fail: (226) [user] is_delimiter(a)
   Call: (226) [system] ')'==a
   Fail: (226) [system] ')'==a
   Call: (226) [system] get_char((0x55fbb4538270), a)
   Exit: (226) [system] get_char((0x55fbb4538270), a)
   Call: (226) [system] a=(\)
   Fail: (226) [system] a=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _103054)
   Call: (227) [system] peek_char((0x55fbb4538270), _103988)
   Exit: (227) [system] peek_char((0x55fbb4538270), t)
^  Call: (227) [user] is_delimiter(t)
   Call: (228) [system] char_type(t, space)
   Fail: (228) [system] char_type(t, space)
   Call: (228) [system] arg(_108708, v('(', ')', end_of_file), t)
   Fail: (228) [system] arg(_109640, v('(', ')', end_of_file), t)
^  Fail: (227) [user] is_delimiter(t)
   Call: (227) [system] ')'==t
   Fail: (227) [system] ')'==t
   Call: (227) [system] get_char((0x55fbb4538270), t)
   Exit: (227) [system] get_char((0x55fbb4538270), t)
   Call: (227) [system] t=(\)
   Fail: (227) [system] t=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _116990)
   Call: (228) [system] peek_char((0x55fbb4538270), _117924)
   Exit: (228) [system] peek_char((0x55fbb4538270), i)
^  Call: (228) [user] is_delimiter(i)
   Call: (229) [system] char_type(i, space)
   Fail: (229) [system] char_type(i, space)
   Call: (229) [system] arg(_122644, v('(', ')', end_of_file), i)
   Fail: (229) [system] arg(_123576, v('(', ')', end_of_file), i)
^  Fail: (228) [user] is_delimiter(i)
   Call: (228) [system] ')'==i
   Fail: (228) [system] ')'==i
   Call: (228) [system] get_char((0x55fbb4538270), i)
   Exit: (228) [system] get_char((0x55fbb4538270), i)
   Call: (228) [system] i=(\)
   Fail: (228) [system] i=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _130926)
   Call: (229) [system] peek_char((0x55fbb4538270), _131860)
   Exit: (229) [system] peek_char((0x55fbb4538270), o)
^  Call: (229) [user] is_delimiter(o)
   Call: (230) [system] char_type(o, space)
   Fail: (230) [system] char_type(o, space)
   Call: (230) [system] arg(_136580, v('(', ')', end_of_file), o)
   Fail: (230) [system] arg(_137512, v('(', ')', end_of_file), o)
^  Fail: (229) [user] is_delimiter(o)
   Call: (229) [system] ')'==o
   Fail: (229) [system] ')'==o
   Call: (229) [system] get_char((0x55fbb4538270), o)
   Exit: (229) [system] get_char((0x55fbb4538270), o)
   Call: (229) [system] o=(\)
   Fail: (229) [system] o=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _144862)
   Call: (230) [system] peek_char((0x55fbb4538270), _145796)
   Exit: (230) [system] peek_char((0x55fbb4538270), n)
^  Call: (230) [user] is_delimiter(n)
   Call: (231) [system] char_type(n, space)
   Fail: (231) [system] char_type(n, space)
   Call: (231) [system] arg(_150516, v('(', ')', end_of_file), n)
   Fail: (231) [system] arg(_151448, v('(', ')', end_of_file), n)
^  Fail: (230) [user] is_delimiter(n)
   Call: (230) [system] ')'==n
   Fail: (230) [system] ')'==n
   Call: (230) [system] get_char((0x55fbb4538270), n)
   Exit: (230) [system] get_char((0x55fbb4538270), n)
   Call: (230) [system] n=(\)
   Fail: (230) [system] n=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _158798)
   Call: (231) [system] peek_char((0x55fbb4538270), _159732)
   Exit: (231) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (231) [user] is_delimiter(' ')
   Call: (232) [system] char_type(' ', space)
   Exit: (232) [system] char_type(' ', space)
^  Exit: (231) [user] is_delimiter(' ')
   Call: (231) [system] _158798=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (230) [system] _144862=[n]
   Exit: (230) [system] [n]=[n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (229) [system] _130926=[o, n]
   Exit: (229) [system] [o, n]=[o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (228) [system] _116990=[i, o, n]
   Exit: (228) [system] [i, o, n]=[i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (227) [system] _103054=[t, i, o, n]
   Exit: (227) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (226) [system] _89118=[a, t, i, o, n]
   Exit: (226) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (225) [system] _75182=[c, a, t, i, o, n]
   Exit: (225) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (224) [system] _61246=[i, c, a, t, i, o, n]
   Exit: (224) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (223) [system] _47310=[l, i, c, a, t, i, o, n]
   Exit: (223) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (222) [system] _33374=[p, l, i, c, a, t, i, o, n]
   Exit: (222) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (221) [system] _19438=[m, p, l, i, c, a, t, i, o, n]
   Exit: (221) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (220) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _5558)
^  Call: (221) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _196956)
^  Call: (223) [system] setup_call_cleanup('$notrace'(_197908, _197910), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _196956), _197890, fail)), '$restore_trace'(_197908, _197910))
^  Call: (224) [system] sig_atomic(system:'$notrace'(_197908, _197910))
^  Exit: (223) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _196956), _197890, fail)), system:'$restore_trace'(3, -1))
   Call: (222) [system] atomic(_196956)
   Fail: (222) [system] atomic(_196956)
   Call: (222) [system] atom_chars(_196956, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (222) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (221) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (221) [system] integer('Implication')
   Fail: (221) [system] integer('Implication')
   Call: (221) [system] _5558='Implication'
   Exit: (221) [system] 'Implication'='Implication'
^  Exit: (220) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (219) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (218) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (218) [user] read_list(')', (0x55fbb4538270), _211906)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _213764)
   Exit: (220) [system] peek_char((0x55fbb4538270), ' ')
   Call: (220) [system] ' '=(;)
   Fail: (220) [system] ' '=(;)
   Call: (220) [system] ' '=(/)
   Fail: (220) [system] ' '=(/)
^  Call: (220) [user] is_like_space(' ')
   Call: (221) [system] char_type(' ', 'white')
   Exit: (221) [system] char_type(' ', 'white')
^  Exit: (220) [user] is_like_space(' ')
   Call: (220) [system] get_char((0x55fbb4538270), _223358)
   Exit: (220) [system] get_char((0x55fbb4538270), ' ')
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _226062)
   Exit: (221) [system] peek_char((0x55fbb4538270), '(')
   Call: (221) [system] '('=(;)
   Fail: (221) [system] '('=(;)
   Call: (221) [system] '('=(/)
   Fail: (221) [system] '('=(/)
^  Call: (221) [user] is_like_space('(')
   Call: (222) [system] char_type('(', 'white')
   Fail: (222) [system] char_type('(', 'white')
   Call: (222) [system] char_type('(', end_of_line)
   Fail: (222) [system] char_type('(', end_of_line)
   Call: (222) [system] char_type('(', space)
   Fail: (222) [system] char_type('(', space)
   Call: (222) [system] char_type('(', cntrl)
   Fail: (222) [system] char_type('(', cntrl)
^  Fail: (221) [user] is_like_space('(')
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _242996)
   Exit: (219) [system] peek_char((0x55fbb4538270), '(')
   Call: (219) [system] '('=')'
   Fail: (219) [system] '('=')'
   Call: (219) [system] '('=end_of_file
   Fail: (219) [system] '('=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55fbb4538270), _248566)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _250424)
   Exit: (221) [system] peek_char((0x55fbb4538270), '(')
   Call: (221) [system] '('=(;)
   Fail: (221) [system] '('=(;)
   Call: (221) [system] '('=(/)
   Fail: (221) [system] '('=(/)
^  Call: (221) [user] is_like_space('(')
   Call: (222) [system] char_type('(', 'white')
   Fail: (222) [system] char_type('(', 'white')
   Call: (222) [system] char_type('(', end_of_line)
   Fail: (222) [system] char_type('(', end_of_line)
   Call: (222) [system] char_type('(', space)
   Fail: (222) [system] char_type('(', space)
   Call: (222) [system] char_type('(', cntrl)
   Fail: (222) [system] char_type('(', cntrl)
^  Fail: (221) [user] is_like_space('(')
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] get_char((0x55fbb4538270), _266434)
   Exit: (220) [system] get_char((0x55fbb4538270), '(')
   Call: (220) [system] '('='('
   Exit: (220) [system] '('='('
^  Call: (220) [user] read_list(')', (0x55fbb4538270), _248566)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _272004)
   Exit: (222) [system] peek_char((0x55fbb4538270), 'O')
   Call: (222) [system] 'O'=(;)
   Fail: (222) [system] 'O'=(;)
   Call: (222) [system] 'O'=(/)
   Fail: (222) [system] 'O'=(/)
^  Call: (222) [user] is_like_space('O')
   Call: (223) [system] char_type('O', 'white')
   Fail: (223) [system] char_type('O', 'white')
   Call: (223) [system] char_type('O', end_of_line)
   Fail: (223) [system] char_type('O', end_of_line)
   Call: (223) [system] char_type('O', space)
   Fail: (223) [system] char_type('O', space)
   Call: (223) [system] char_type('O', cntrl)
   Fail: (223) [system] char_type('O', cntrl)
^  Fail: (222) [user] is_like_space('O')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _288014)
   Exit: (221) [system] peek_char((0x55fbb4538270), 'O')
   Call: (221) [system] 'O'=')'
   Fail: (221) [system] 'O'=')'
   Call: (221) [system] 'O'=end_of_file
   Fail: (221) [system] 'O'=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55fbb4538270), _293584)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _295442)
   Exit: (223) [system] peek_char((0x55fbb4538270), 'O')
   Call: (223) [system] 'O'=(;)
   Fail: (223) [system] 'O'=(;)
   Call: (223) [system] 'O'=(/)
   Fail: (223) [system] 'O'=(/)
^  Call: (223) [user] is_like_space('O')
   Call: (224) [system] char_type('O', 'white')
   Fail: (224) [system] char_type('O', 'white')
   Call: (224) [system] char_type('O', end_of_line)
   Fail: (224) [system] char_type('O', end_of_line)
   Call: (224) [system] char_type('O', space)
   Fail: (224) [system] char_type('O', space)
   Call: (224) [system] char_type('O', cntrl)
   Fail: (224) [system] char_type('O', cntrl)
^  Fail: (223) [user] is_like_space('O')
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] get_char((0x55fbb4538270), _311452)
   Exit: (222) [system] get_char((0x55fbb4538270), 'O')
   Call: (222) [system] 'O'='('
   Fail: (222) [system] 'O'='('
   Call: (222) [system] 'O'='['
   Fail: (222) [system] 'O'='['
   Call: (222) [system] 'O'='{'
   Fail: (222) [system] 'O'='{'
   Call: (222) [system] 'O'='"'
   Fail: (222) [system] 'O'='"'
   Call: (222) [system] 'O'=!
   Fail: (222) [system] 'O'=!
   Call: (222) [system] 'O'='\''
   Fail: (222) [system] 'O'='\''
   Call: (222) [system] 'O'='`'
   Fail: (222) [system] 'O'='`'
   Call: (222) [system] 'O'=end_of_file
   Fail: (222) [system] 'O'=end_of_file
^  Call: (222) [user] read_symbolic(')', (0x55fbb4538270), 'O', _293584)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _329094)
   Call: (224) [system] peek_char((0x55fbb4538270), _330028)
   Exit: (224) [system] peek_char((0x55fbb4538270), r)
^  Call: (224) [user] is_delimiter(r)
   Call: (225) [system] char_type(r, space)
   Fail: (225) [system] char_type(r, space)
   Call: (225) [system] arg(_334748, v('(', ')', end_of_file), r)
   Fail: (225) [system] arg(_335680, v('(', ')', end_of_file), r)
^  Fail: (224) [user] is_delimiter(r)
   Call: (224) [system] ')'==r
   Fail: (224) [system] ')'==r
   Call: (224) [system] get_char((0x55fbb4538270), r)
   Exit: (224) [system] get_char((0x55fbb4538270), r)
   Call: (224) [system] r=(\)
   Fail: (224) [system] r=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _343030)
   Call: (225) [system] peek_char((0x55fbb4538270), _343964)
   Exit: (225) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (225) [user] is_delimiter('L')
   Call: (226) [system] char_type('L', space)
   Fail: (226) [system] char_type('L', space)
   Call: (226) [system] arg(_348684, v('(', ')', end_of_file), 'L')
   Fail: (226) [system] arg(_349616, v('(', ')', end_of_file), 'L')
^  Fail: (225) [user] is_delimiter('L')
   Call: (225) [system] ')'=='L'
   Fail: (225) [system] ')'=='L'
   Call: (225) [system] get_char((0x55fbb4538270), 'L')
   Exit: (225) [system] get_char((0x55fbb4538270), 'L')
   Call: (225) [system] 'L'=(\)
   Fail: (225) [system] 'L'=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _356966)
   Call: (226) [system] peek_char((0x55fbb4538270), _357900)
   Exit: (226) [system] peek_char((0x55fbb4538270), i)
^  Call: (226) [user] is_delimiter(i)
   Call: (227) [system] char_type(i, space)
   Fail: (227) [system] char_type(i, space)
   Call: (227) [system] arg(_362620, v('(', ')', end_of_file), i)
   Fail: (227) [system] arg(_363552, v('(', ')', end_of_file), i)
^  Fail: (226) [user] is_delimiter(i)
   Call: (226) [system] ')'==i
   Fail: (226) [system] ')'==i
   Call: (226) [system] get_char((0x55fbb4538270), i)
   Exit: (226) [system] get_char((0x55fbb4538270), i)
   Call: (226) [system] i=(\)
   Fail: (226) [system] i=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _370902)
   Call: (227) [system] peek_char((0x55fbb4538270), _371836)
   Exit: (227) [system] peek_char((0x55fbb4538270), n)
^  Call: (227) [user] is_delimiter(n)
   Call: (228) [system] char_type(n, space)
   Fail: (228) [system] char_type(n, space)
   Call: (228) [system] arg(_376556, v('(', ')', end_of_file), n)
   Fail: (228) [system] arg(_377488, v('(', ')', end_of_file), n)
^  Fail: (227) [user] is_delimiter(n)
   Call: (227) [system] ')'==n
   Fail: (227) [system] ')'==n
   Call: (227) [system] get_char((0x55fbb4538270), n)
   Exit: (227) [system] get_char((0x55fbb4538270), n)
   Call: (227) [system] n=(\)
   Fail: (227) [system] n=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _384838)
   Call: (228) [system] peek_char((0x55fbb4538270), _385772)
   Exit: (228) [system] peek_char((0x55fbb4538270), k)
^  Call: (228) [user] is_delimiter(k)
   Call: (229) [system] char_type(k, space)
   Fail: (229) [system] char_type(k, space)
   Call: (229) [system] arg(_390492, v('(', ')', end_of_file), k)
   Fail: (229) [system] arg(_391424, v('(', ')', end_of_file), k)
^  Fail: (228) [user] is_delimiter(k)
   Call: (228) [system] ')'==k
   Fail: (228) [system] ')'==k
   Call: (228) [system] get_char((0x55fbb4538270), k)
   Exit: (228) [system] get_char((0x55fbb4538270), k)
   Call: (228) [system] k=(\)
   Fail: (228) [system] k=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _398774)
   Call: (229) [system] peek_char((0x55fbb4538270), _399708)
   Exit: (229) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (229) [user] is_delimiter(' ')
   Call: (230) [system] char_type(' ', space)
   Exit: (230) [system] char_type(' ', space)
^  Exit: (229) [user] is_delimiter(' ')
   Call: (229) [system] _398774=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (228) [system] _384838=[k]
   Exit: (228) [system] [k]=[k]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (227) [system] _370902=[n, k]
   Exit: (227) [system] [n, k]=[n, k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (226) [system] _356966=[i, n, k]
   Exit: (226) [system] [i, n, k]=[i, n, k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (225) [system] _343030=['L', i, n, k]
   Exit: (225) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (224) [system] _329094=[r, 'L', i, n, k]
   Exit: (224) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (223) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _293584)
^  Call: (224) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _422962)
^  Call: (226) [system] setup_call_cleanup('$notrace'(_423914, _423916), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _422962), _423896, fail)), '$restore_trace'(_423914, _423916))
^  Call: (227) [system] sig_atomic(system:'$notrace'(_423914, _423916))
^  Exit: (226) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _422962), _423896, fail)), system:'$restore_trace'(3, -1))
   Call: (225) [system] atomic(_422962)
   Fail: (225) [system] atomic(_422962)
   Call: (225) [system] atom_chars(_422962, ['O', r, 'L', i, n, k])
   Exit: (225) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (224) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (224) [system] integer('OrLink')
   Fail: (224) [system] integer('OrLink')
   Call: (224) [system] _293584='OrLink'
   Exit: (224) [system] 'OrLink'='OrLink'
^  Exit: (223) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (222) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (221) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (221) [user] read_list(')', (0x55fbb4538270), _437912)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _439770)
   Exit: (223) [system] peek_char((0x55fbb4538270), ' ')
   Call: (223) [system] ' '=(;)
   Fail: (223) [system] ' '=(;)
   Call: (223) [system] ' '=(/)
   Fail: (223) [system] ' '=(/)
^  Call: (223) [user] is_like_space(' ')
   Call: (224) [system] char_type(' ', 'white')
   Exit: (224) [system] char_type(' ', 'white')
^  Exit: (223) [user] is_like_space(' ')
   Call: (223) [system] get_char((0x55fbb4538270), _449364)
   Exit: (223) [system] get_char((0x55fbb4538270), ' ')
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _452068)
   Exit: (224) [system] peek_char((0x55fbb4538270), 'C')
   Call: (224) [system] 'C'=(;)
   Fail: (224) [system] 'C'=(;)
   Call: (224) [system] 'C'=(/)
   Fail: (224) [system] 'C'=(/)
^  Call: (224) [user] is_like_space('C')
   Call: (225) [system] char_type('C', 'white')
   Fail: (225) [system] char_type('C', 'white')
   Call: (225) [system] char_type('C', end_of_line)
   Fail: (225) [system] char_type('C', end_of_line)
   Call: (225) [system] char_type('C', space)
   Fail: (225) [system] char_type('C', space)
   Call: (225) [system] char_type('C', cntrl)
   Fail: (225) [system] char_type('C', cntrl)
^  Fail: (224) [user] is_like_space('C')
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _469002)
   Exit: (222) [system] peek_char((0x55fbb4538270), 'C')
   Call: (222) [system] 'C'=')'
   Fail: (222) [system] 'C'=')'
   Call: (222) [system] 'C'=end_of_file
   Fail: (222) [system] 'C'=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55fbb4538270), _474572)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _476430)
   Exit: (224) [system] peek_char((0x55fbb4538270), 'C')
   Call: (224) [system] 'C'=(;)
   Fail: (224) [system] 'C'=(;)
   Call: (224) [system] 'C'=(/)
   Fail: (224) [system] 'C'=(/)
^  Call: (224) [user] is_like_space('C')
   Call: (225) [system] char_type('C', 'white')
   Fail: (225) [system] char_type('C', 'white')
   Call: (225) [system] char_type('C', end_of_line)
   Fail: (225) [system] char_type('C', end_of_line)
   Call: (225) [system] char_type('C', space)
   Fail: (225) [system] char_type('C', space)
   Call: (225) [system] char_type('C', cntrl)
   Fail: (225) [system] char_type('C', cntrl)
^  Fail: (224) [user] is_like_space('C')
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] get_char((0x55fbb4538270), _492440)
   Exit: (223) [system] get_char((0x55fbb4538270), 'C')
   Call: (223) [system] 'C'='('
   Fail: (223) [system] 'C'='('
   Call: (223) [system] 'C'='['
   Fail: (223) [system] 'C'='['
   Call: (223) [system] 'C'='{'
   Fail: (223) [system] 'C'='{'
   Call: (223) [system] 'C'='"'
   Fail: (223) [system] 'C'='"'
   Call: (223) [system] 'C'=!
   Fail: (223) [system] 'C'=!
   Call: (223) [system] 'C'='\''
   Fail: (223) [system] 'C'='\''
   Call: (223) [system] 'C'='`'
   Fail: (223) [system] 'C'='`'
   Call: (223) [system] 'C'=end_of_file
   Fail: (223) [system] 'C'=end_of_file
^  Call: (223) [user] read_symbolic(')', (0x55fbb4538270), 'C', _474572)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _510082)
   Call: (225) [system] peek_char((0x55fbb4538270), _511016)
   Exit: (225) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (225) [user] is_delimiter(' ')
   Call: (226) [system] char_type(' ', space)
   Exit: (226) [system] char_type(' ', space)
^  Exit: (225) [user] is_delimiter(' ')
   Call: (225) [system] _510082=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (224) [user] classify_and_convert_charseq(['C'], _474572)
^  Call: (225) [user] classify_and_convert_charseq_(['C'], _520300)
^  Call: (227) [system] setup_call_cleanup('$notrace'(_521252, _521254), once(user:catch(read_from_chars(['C'], _520300), _521234, fail)), '$restore_trace'(_521252, _521254))
^  Call: (228) [system] sig_atomic(system:'$notrace'(_521252, _521254))
^  Exit: (227) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _520300), _521234, fail)), system:'$restore_trace'(3, -1))
   Call: (226) [system] atomic(_520300)
   Fail: (226) [system] atomic(_520300)
   Call: (226) [system] atom_chars(_520300, ['C'])
   Exit: (226) [system] atom_chars('C', ['C'])
^  Exit: (225) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (225) [system] integer('C')
   Fail: (225) [system] integer('C')
   Call: (225) [system] _474572='C'
   Exit: (225) [system] 'C'='C'
^  Exit: (224) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (223) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (222) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (222) [user] read_list(')', (0x55fbb4538270), _535250)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _537108)
   Exit: (224) [system] peek_char((0x55fbb4538270), ' ')
   Call: (224) [system] ' '=(;)
   Fail: (224) [system] ' '=(;)
   Call: (224) [system] ' '=(/)
   Fail: (224) [system] ' '=(/)
^  Call: (224) [user] is_like_space(' ')
   Call: (225) [system] char_type(' ', 'white')
   Exit: (225) [system] char_type(' ', 'white')
^  Exit: (224) [user] is_like_space(' ')
   Call: (224) [system] get_char((0x55fbb4538270), _546702)
   Exit: (224) [system] get_char((0x55fbb4538270), ' ')
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _549406)
   Exit: (225) [system] peek_char((0x55fbb4538270), 'D')
   Call: (225) [system] 'D'=(;)
   Fail: (225) [system] 'D'=(;)
   Call: (225) [system] 'D'=(/)
   Fail: (225) [system] 'D'=(/)
^  Call: (225) [user] is_like_space('D')
   Call: (226) [system] char_type('D', 'white')
   Fail: (226) [system] char_type('D', 'white')
   Call: (226) [system] char_type('D', end_of_line)
   Fail: (226) [system] char_type('D', end_of_line)
   Call: (226) [system] char_type('D', space)
   Fail: (226) [system] char_type('D', space)
   Call: (226) [system] char_type('D', cntrl)
   Fail: (226) [system] char_type('D', cntrl)
^  Fail: (225) [user] is_like_space('D')
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _566340)
   Exit: (223) [system] peek_char((0x55fbb4538270), 'D')
   Call: (223) [system] 'D'=')'
   Fail: (223) [system] 'D'=')'
   Call: (223) [system] 'D'=end_of_file
   Fail: (223) [system] 'D'=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55fbb4538270), _571910)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _573768)
   Exit: (225) [system] peek_char((0x55fbb4538270), 'D')
   Call: (225) [system] 'D'=(;)
   Fail: (225) [system] 'D'=(;)
   Call: (225) [system] 'D'=(/)
   Fail: (225) [system] 'D'=(/)
^  Call: (225) [user] is_like_space('D')
   Call: (226) [system] char_type('D', 'white')
   Fail: (226) [system] char_type('D', 'white')
   Call: (226) [system] char_type('D', end_of_line)
   Fail: (226) [system] char_type('D', end_of_line)
   Call: (226) [system] char_type('D', space)
   Fail: (226) [system] char_type('D', space)
   Call: (226) [system] char_type('D', cntrl)
   Fail: (226) [system] char_type('D', cntrl)
^  Fail: (225) [user] is_like_space('D')
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] get_char((0x55fbb4538270), _589778)
   Exit: (224) [system] get_char((0x55fbb4538270), 'D')
   Call: (224) [system] 'D'='('
   Fail: (224) [system] 'D'='('
   Call: (224) [system] 'D'='['
   Fail: (224) [system] 'D'='['
   Call: (224) [system] 'D'='{'
   Fail: (224) [system] 'D'='{'
   Call: (224) [system] 'D'='"'
   Fail: (224) [system] 'D'='"'
   Call: (224) [system] 'D'=!
   Fail: (224) [system] 'D'=!
   Call: (224) [system] 'D'='\''
   Fail: (224) [system] 'D'='\''
   Call: (224) [system] 'D'='`'
   Fail: (224) [system] 'D'='`'
   Call: (224) [system] 'D'=end_of_file
   Fail: (224) [system] 'D'=end_of_file
^  Call: (224) [user] read_symbolic(')', (0x55fbb4538270), 'D', _571910)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _607420)
   Call: (226) [system] peek_char((0x55fbb4538270), _608354)
   Exit: (226) [system] peek_char((0x55fbb4538270), ')')
^  Call: (226) [user] is_delimiter(')')
   Call: (227) [system] char_type(')', space)
   Fail: (227) [system] char_type(')', space)
   Call: (227) [system] arg(_613074, v('(', ')', end_of_file), ')')
   Exit: (227) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (226) [user] is_delimiter(')')
   Call: (226) [system] _607420=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (225) [user] classify_and_convert_charseq(['D'], _571910)
^  Call: (226) [user] classify_and_convert_charseq_(['D'], _619510)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_620462, _620464), once(user:catch(read_from_chars(['D'], _619510), _620444, fail)), '$restore_trace'(_620462, _620464))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_620462, _620464))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _619510), _620444, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(_619510)
   Fail: (227) [system] atomic(_619510)
   Call: (227) [system] atom_chars(_619510, ['D'])
   Exit: (227) [system] atom_chars('D', ['D'])
^  Exit: (226) [user] classify_and_convert_charseq_(['D'], 'D')
   Call: (226) [system] integer('D')
   Fail: (226) [system] integer('D')
   Call: (226) [system] _571910='D'
   Exit: (226) [system] 'D'='D'
^  Exit: (225) [user] classify_and_convert_charseq(['D'], 'D')
^  Exit: (224) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'D')
^  Exit: (223) [user] cont_sexpr(')', (0x55fbb4538270), 'D')
^  Call: (223) [user] read_list(')', (0x55fbb4538270), _634460)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _636318)
   Exit: (225) [system] peek_char((0x55fbb4538270), ')')
   Call: (225) [system] ')'=(;)
   Fail: (225) [system] ')'=(;)
   Call: (225) [system] ')'=(/)
   Fail: (225) [system] ')'=(/)
^  Call: (225) [user] is_like_space(')')
   Call: (226) [system] char_type(')', 'white')
   Fail: (226) [system] char_type(')', 'white')
   Call: (226) [system] char_type(')', end_of_line)
   Fail: (226) [system] char_type(')', end_of_line)
   Call: (226) [system] char_type(')', space)
   Fail: (226) [system] char_type(')', space)
   Call: (226) [system] char_type(')', cntrl)
   Fail: (226) [system] char_type(')', cntrl)
^  Fail: (225) [user] is_like_space(')')
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _652328)
   Exit: (224) [system] peek_char((0x55fbb4538270), ')')
   Call: (224) [system] ')'=')'
   Exit: (224) [system] ')'=')'
   Call: (224) [system] get_char((0x55fbb4538270), _656118)
   Exit: (224) [system] get_char((0x55fbb4538270), ')')
   Call: (224) [system] _634460=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_list(')', (0x55fbb4538270), [])
   Call: (223) [system] _535250=['D']
   Exit: (223) [system] ['D']=['D']
^  Exit: (222) [user] read_list(')', (0x55fbb4538270), ['D'])
   Call: (222) [system] _437912=['C', 'D']
   Exit: (222) [system] ['C', 'D']=['C', 'D']
^  Exit: (221) [user] read_list(')', (0x55fbb4538270), ['C', 'D'])
   Call: (221) [system] _248566=['OrLink', 'C', 'D']
   Exit: (221) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (220) [user] read_list(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Exit: (219) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Call: (219) [user] read_list(')', (0x55fbb4538270), _670000)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _671858)
   Exit: (221) [system] peek_char((0x55fbb4538270), ' ')
   Call: (221) [system] ' '=(;)
   Fail: (221) [system] ' '=(;)
   Call: (221) [system] ' '=(/)
   Fail: (221) [system] ' '=(/)
^  Call: (221) [user] is_like_space(' ')
   Call: (222) [system] char_type(' ', 'white')
   Exit: (222) [system] char_type(' ', 'white')
^  Exit: (221) [user] is_like_space(' ')
   Call: (221) [system] get_char((0x55fbb4538270), _681452)
   Exit: (221) [system] get_char((0x55fbb4538270), ' ')
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _684156)
   Exit: (222) [system] peek_char((0x55fbb4538270), 'E')
   Call: (222) [system] 'E'=(;)
   Fail: (222) [system] 'E'=(;)
   Call: (222) [system] 'E'=(/)
   Fail: (222) [system] 'E'=(/)
^  Call: (222) [user] is_like_space('E')
   Call: (223) [system] char_type('E', 'white')
   Fail: (223) [system] char_type('E', 'white')
   Call: (223) [system] char_type('E', end_of_line)
   Fail: (223) [system] char_type('E', end_of_line)
   Call: (223) [system] char_type('E', space)
   Fail: (223) [system] char_type('E', space)
   Call: (223) [system] char_type('E', cntrl)
   Fail: (223) [system] char_type('E', cntrl)
^  Fail: (222) [user] is_like_space('E')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _701090)
   Exit: (220) [system] peek_char((0x55fbb4538270), 'E')
   Call: (220) [system] 'E'=')'
   Fail: (220) [system] 'E'=')'
   Call: (220) [system] 'E'=end_of_file
   Fail: (220) [system] 'E'=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55fbb4538270), _706660)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _708518)
   Exit: (222) [system] peek_char((0x55fbb4538270), 'E')
   Call: (222) [system] 'E'=(;)
   Fail: (222) [system] 'E'=(;)
   Call: (222) [system] 'E'=(/)
   Fail: (222) [system] 'E'=(/)
^  Call: (222) [user] is_like_space('E')
   Call: (223) [system] char_type('E', 'white')
   Fail: (223) [system] char_type('E', 'white')
   Call: (223) [system] char_type('E', end_of_line)
   Fail: (223) [system] char_type('E', end_of_line)
   Call: (223) [system] char_type('E', space)
   Fail: (223) [system] char_type('E', space)
   Call: (223) [system] char_type('E', cntrl)
   Fail: (223) [system] char_type('E', cntrl)
^  Fail: (222) [user] is_like_space('E')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] get_char((0x55fbb4538270), _724528)
   Exit: (221) [system] get_char((0x55fbb4538270), 'E')
   Call: (221) [system] 'E'='('
   Fail: (221) [system] 'E'='('
   Call: (221) [system] 'E'='['
   Fail: (221) [system] 'E'='['
   Call: (221) [system] 'E'='{'
   Fail: (221) [system] 'E'='{'
   Call: (221) [system] 'E'='"'
   Fail: (221) [system] 'E'='"'
   Call: (221) [system] 'E'=!
   Fail: (221) [system] 'E'=!
   Call: (221) [system] 'E'='\''
   Fail: (221) [system] 'E'='\''
   Call: (221) [system] 'E'='`'
   Fail: (221) [system] 'E'='`'
   Call: (221) [system] 'E'=end_of_file
   Fail: (221) [system] 'E'=end_of_file
^  Call: (221) [user] read_symbolic(')', (0x55fbb4538270), 'E', _706660)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _742170)
   Call: (223) [system] peek_char((0x55fbb4538270), _743104)
   Exit: (223) [system] peek_char((0x55fbb4538270), ')')
^  Call: (223) [user] is_delimiter(')')
   Call: (224) [system] char_type(')', space)
   Fail: (224) [system] char_type(')', space)
   Call: (224) [system] arg(_747824, v('(', ')', end_of_file), ')')
   Exit: (224) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (223) [user] is_delimiter(')')
   Call: (223) [system] _742170=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (222) [user] classify_and_convert_charseq(['E'], _706660)
^  Call: (223) [user] classify_and_convert_charseq_(['E'], _754260)
^  Call: (225) [system] setup_call_cleanup('$notrace'(_755212, _755214), once(user:catch(read_from_chars(['E'], _754260), _755194, fail)), '$restore_trace'(_755212, _755214))
^  Call: (226) [system] sig_atomic(system:'$notrace'(_755212, _755214))
^  Exit: (225) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _754260), _755194, fail)), system:'$restore_trace'(3, -1))
   Call: (224) [system] atomic(_754260)
   Fail: (224) [system] atomic(_754260)
   Call: (224) [system] atom_chars(_754260, ['E'])
   Exit: (224) [system] atom_chars('E', ['E'])
^  Exit: (223) [user] classify_and_convert_charseq_(['E'], 'E')
   Call: (223) [system] integer('E')
   Fail: (223) [system] integer('E')
   Call: (223) [system] _706660='E'
   Exit: (223) [system] 'E'='E'
^  Exit: (222) [user] classify_and_convert_charseq(['E'], 'E')
^  Exit: (221) [user] read_symbolic(')', (0x55fbb4538270), 'E', 'E')
^  Exit: (220) [user] cont_sexpr(')', (0x55fbb4538270), 'E')
^  Call: (220) [user] read_list(')', (0x55fbb4538270), _769210)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _771068)
   Exit: (222) [system] peek_char((0x55fbb4538270), ')')
   Call: (222) [system] ')'=(;)
   Fail: (222) [system] ')'=(;)
   Call: (222) [system] ')'=(/)
   Fail: (222) [system] ')'=(/)
^  Call: (222) [user] is_like_space(')')
   Call: (223) [system] char_type(')', 'white')
   Fail: (223) [system] char_type(')', 'white')
   Call: (223) [system] char_type(')', end_of_line)
   Fail: (223) [system] char_type(')', end_of_line)
   Call: (223) [system] char_type(')', space)
   Fail: (223) [system] char_type(')', space)
   Call: (223) [system] char_type(')', cntrl)
   Fail: (223) [system] char_type(')', cntrl)
^  Fail: (222) [user] is_like_space(')')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _787078)
   Exit: (221) [system] peek_char((0x55fbb4538270), ')')
   Call: (221) [system] ')'=')'
   Exit: (221) [system] ')'=')'
   Call: (221) [system] get_char((0x55fbb4538270), _790868)
   Exit: (221) [system] get_char((0x55fbb4538270), ')')
   Call: (221) [system] _769210=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_list(')', (0x55fbb4538270), [])
   Call: (220) [system] _670000=['E']
   Exit: (220) [system] ['E']=['E']
^  Exit: (219) [user] read_list(')', (0x55fbb4538270), ['E'])
   Call: (219) [system] _211906=[['OrLink', 'C', 'D'], 'E']
   Exit: (219) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (218) [user] read_list(')', (0x55fbb4538270), [['OrLink', 'C', 'D'], 'E'])
   Call: (218) [system] _5552=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (218) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (217) [user] read_list(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (216) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (216) [user] read_list(')', (0x55fbb4538270), _804750)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _806608)
   Exit: (218) [system] peek_char((0x55fbb4538270), ' ')
   Call: (218) [system] ' '=(;)
   Fail: (218) [system] ' '=(;)
   Call: (218) [system] ' '=(/)
   Fail: (218) [system] ' '=(/)
^  Call: (218) [user] is_like_space(' ')
   Call: (219) [system] char_type(' ', 'white')
   Exit: (219) [system] char_type(' ', 'white')
^  Exit: (218) [user] is_like_space(' ')
   Call: (218) [system] get_char((0x55fbb4538270), _816202)
   Exit: (218) [system] get_char((0x55fbb4538270), ' ')
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _818906)
   Exit: (219) [system] peek_char((0x55fbb4538270), '(')
   Call: (219) [system] '('=(;)
   Fail: (219) [system] '('=(;)
   Call: (219) [system] '('=(/)
   Fail: (219) [system] '('=(/)
^  Call: (219) [user] is_like_space('(')
   Call: (220) [system] char_type('(', 'white')
   Fail: (220) [system] char_type('(', 'white')
   Call: (220) [system] char_type('(', end_of_line)
   Fail: (220) [system] char_type('(', end_of_line)
   Call: (220) [system] char_type('(', space)
   Fail: (220) [system] char_type('(', space)
   Call: (220) [system] char_type('(', cntrl)
   Fail: (220) [system] char_type('(', cntrl)
^  Fail: (219) [user] is_like_space('(')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _835840)
   Exit: (217) [system] peek_char((0x55fbb4538270), '(')
   Call: (217) [system] '('=')'
   Fail: (217) [system] '('=')'
   Call: (217) [system] '('=end_of_file
   Fail: (217) [system] '('=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55fbb4538270), _841410)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _843268)
   Exit: (219) [system] peek_char((0x55fbb4538270), '(')
   Call: (219) [system] '('=(;)
   Fail: (219) [system] '('=(;)
   Call: (219) [system] '('=(/)
   Fail: (219) [system] '('=(/)
^  Call: (219) [user] is_like_space('(')
   Call: (220) [system] char_type('(', 'white')
   Fail: (220) [system] char_type('(', 'white')
   Call: (220) [system] char_type('(', end_of_line)
   Fail: (220) [system] char_type('(', end_of_line)
   Call: (220) [system] char_type('(', space)
   Fail: (220) [system] char_type('(', space)
   Call: (220) [system] char_type('(', cntrl)
   Fail: (220) [system] char_type('(', cntrl)
^  Fail: (219) [user] is_like_space('(')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] get_char((0x55fbb4538270), _859278)
   Exit: (218) [system] get_char((0x55fbb4538270), '(')
   Call: (218) [system] '('='('
   Exit: (218) [system] '('='('
^  Call: (218) [user] read_list(')', (0x55fbb4538270), _841410)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _864848)
   Exit: (220) [system] peek_char((0x55fbb4538270), 'I')
   Call: (220) [system] 'I'=(;)
   Fail: (220) [system] 'I'=(;)
   Call: (220) [system] 'I'=(/)
   Fail: (220) [system] 'I'=(/)
^  Call: (220) [user] is_like_space('I')
   Call: (221) [system] char_type('I', 'white')
   Fail: (221) [system] char_type('I', 'white')
   Call: (221) [system] char_type('I', end_of_line)
   Fail: (221) [system] char_type('I', end_of_line)
   Call: (221) [system] char_type('I', space)
   Fail: (221) [system] char_type('I', space)
   Call: (221) [system] char_type('I', cntrl)
   Fail: (221) [system] char_type('I', cntrl)
^  Fail: (220) [user] is_like_space('I')
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _880858)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'I')
   Call: (219) [system] 'I'=')'
   Fail: (219) [system] 'I'=')'
   Call: (219) [system] 'I'=end_of_file
   Fail: (219) [system] 'I'=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55fbb4538270), _886428)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _888286)
   Exit: (221) [system] peek_char((0x55fbb4538270), 'I')
   Call: (221) [system] 'I'=(;)
   Fail: (221) [system] 'I'=(;)
   Call: (221) [system] 'I'=(/)
   Fail: (221) [system] 'I'=(/)
^  Call: (221) [user] is_like_space('I')
   Call: (222) [system] char_type('I', 'white')
   Fail: (222) [system] char_type('I', 'white')
   Call: (222) [system] char_type('I', end_of_line)
   Fail: (222) [system] char_type('I', end_of_line)
   Call: (222) [system] char_type('I', space)
   Fail: (222) [system] char_type('I', space)
   Call: (222) [system] char_type('I', cntrl)
   Fail: (222) [system] char_type('I', cntrl)
^  Fail: (221) [user] is_like_space('I')
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] get_char((0x55fbb4538270), _904296)
   Exit: (220) [system] get_char((0x55fbb4538270), 'I')
   Call: (220) [system] 'I'='('
   Fail: (220) [system] 'I'='('
   Call: (220) [system] 'I'='['
   Fail: (220) [system] 'I'='['
   Call: (220) [system] 'I'='{'
   Fail: (220) [system] 'I'='{'
   Call: (220) [system] 'I'='"'
   Fail: (220) [system] 'I'='"'
   Call: (220) [system] 'I'=!
   Fail: (220) [system] 'I'=!
   Call: (220) [system] 'I'='\''
   Fail: (220) [system] 'I'='\''
   Call: (220) [system] 'I'='`'
   Fail: (220) [system] 'I'='`'
   Call: (220) [system] 'I'=end_of_file
   Fail: (220) [system] 'I'=end_of_file
^  Call: (220) [user] read_symbolic(')', (0x55fbb4538270), 'I', _886428)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _921938)
   Call: (222) [system] peek_char((0x55fbb4538270), _922872)
   Exit: (222) [system] peek_char((0x55fbb4538270), m)
^  Call: (222) [user] is_delimiter(m)
   Call: (223) [system] char_type(m, space)
   Fail: (223) [system] char_type(m, space)
   Call: (223) [system] arg(_927592, v('(', ')', end_of_file), m)
   Fail: (223) [system] arg(_928524, v('(', ')', end_of_file), m)
^  Fail: (222) [user] is_delimiter(m)
   Call: (222) [system] ')'==m
   Fail: (222) [system] ')'==m
   Call: (222) [system] get_char((0x55fbb4538270), m)
   Exit: (222) [system] get_char((0x55fbb4538270), m)
   Call: (222) [system] m=(\)
   Fail: (222) [system] m=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _935874)
   Call: (223) [system] peek_char((0x55fbb4538270), _936808)
   Exit: (223) [system] peek_char((0x55fbb4538270), p)
^  Call: (223) [user] is_delimiter(p)
   Call: (224) [system] char_type(p, space)
   Fail: (224) [system] char_type(p, space)
   Call: (224) [system] arg(_941528, v('(', ')', end_of_file), p)
   Fail: (224) [system] arg(_942460, v('(', ')', end_of_file), p)
^  Fail: (223) [user] is_delimiter(p)
   Call: (223) [system] ')'==p
   Fail: (223) [system] ')'==p
   Call: (223) [system] get_char((0x55fbb4538270), p)
   Exit: (223) [system] get_char((0x55fbb4538270), p)
   Call: (223) [system] p=(\)
   Fail: (223) [system] p=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _949810)
   Call: (224) [system] peek_char((0x55fbb4538270), _950744)
   Exit: (224) [system] peek_char((0x55fbb4538270), l)
^  Call: (224) [user] is_delimiter(l)
   Call: (225) [system] char_type(l, space)
   Fail: (225) [system] char_type(l, space)
   Call: (225) [system] arg(_955464, v('(', ')', end_of_file), l)
   Fail: (225) [system] arg(_956396, v('(', ')', end_of_file), l)
^  Fail: (224) [user] is_delimiter(l)
   Call: (224) [system] ')'==l
   Fail: (224) [system] ')'==l
   Call: (224) [system] get_char((0x55fbb4538270), l)
   Exit: (224) [system] get_char((0x55fbb4538270), l)
   Call: (224) [system] l=(\)
   Fail: (224) [system] l=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _963746)
   Call: (225) [system] peek_char((0x55fbb4538270), _964680)
   Exit: (225) [system] peek_char((0x55fbb4538270), i)
^  Call: (225) [user] is_delimiter(i)
   Call: (226) [system] char_type(i, space)
   Fail: (226) [system] char_type(i, space)
   Call: (226) [system] arg(_969400, v('(', ')', end_of_file), i)
   Fail: (226) [system] arg(_970332, v('(', ')', end_of_file), i)
^  Fail: (225) [user] is_delimiter(i)
   Call: (225) [system] ')'==i
   Fail: (225) [system] ')'==i
   Call: (225) [system] get_char((0x55fbb4538270), i)
   Exit: (225) [system] get_char((0x55fbb4538270), i)
   Call: (225) [system] i=(\)
   Fail: (225) [system] i=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _977682)
   Call: (226) [system] peek_char((0x55fbb4538270), _978616)
   Exit: (226) [system] peek_char((0x55fbb4538270), c)
^  Call: (226) [user] is_delimiter(c)
   Call: (227) [system] char_type(c, space)
   Fail: (227) [system] char_type(c, space)
   Call: (227) [system] arg(_983336, v('(', ')', end_of_file), c)
   Fail: (227) [system] arg(_984268, v('(', ')', end_of_file), c)
^  Fail: (226) [user] is_delimiter(c)
   Call: (226) [system] ')'==c
   Fail: (226) [system] ')'==c
   Call: (226) [system] get_char((0x55fbb4538270), c)
   Exit: (226) [system] get_char((0x55fbb4538270), c)
   Call: (226) [system] c=(\)
   Fail: (226) [system] c=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _991618)
   Call: (227) [system] peek_char((0x55fbb4538270), _992552)
   Exit: (227) [system] peek_char((0x55fbb4538270), a)
^  Call: (227) [user] is_delimiter(a)
   Call: (228) [system] char_type(a, space)
   Fail: (228) [system] char_type(a, space)
   Call: (228) [system] arg(_997272, v('(', ')', end_of_file), a)
   Fail: (228) [system] arg(_998204, v('(', ')', end_of_file), a)
^  Fail: (227) [user] is_delimiter(a)
   Call: (227) [system] ')'==a
   Fail: (227) [system] ')'==a
   Call: (227) [system] get_char((0x55fbb4538270), a)
   Exit: (227) [system] get_char((0x55fbb4538270), a)
   Call: (227) [system] a=(\)
   Fail: (227) [system] a=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _1005554)
   Call: (228) [system] peek_char((0x55fbb4538270), _1006488)
   Exit: (228) [system] peek_char((0x55fbb4538270), t)
^  Call: (228) [user] is_delimiter(t)
   Call: (229) [system] char_type(t, space)
   Fail: (229) [system] char_type(t, space)
   Call: (229) [system] arg(_1011208, v('(', ')', end_of_file), t)
   Fail: (229) [system] arg(_1012140, v('(', ')', end_of_file), t)
^  Fail: (228) [user] is_delimiter(t)
   Call: (228) [system] ')'==t
   Fail: (228) [system] ')'==t
   Call: (228) [system] get_char((0x55fbb4538270), t)
   Exit: (228) [system] get_char((0x55fbb4538270), t)
   Call: (228) [system] t=(\)
   Fail: (228) [system] t=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _1019490)
   Call: (229) [system] peek_char((0x55fbb4538270), _1020424)
   Exit: (229) [system] peek_char((0x55fbb4538270), i)
^  Call: (229) [user] is_delimiter(i)
   Call: (230) [system] char_type(i, space)
   Fail: (230) [system] char_type(i, space)
   Call: (230) [system] arg(_1025144, v('(', ')', end_of_file), i)
   Fail: (230) [system] arg(_1026076, v('(', ')', end_of_file), i)
^  Fail: (229) [user] is_delimiter(i)
   Call: (229) [system] ')'==i
   Fail: (229) [system] ')'==i
   Call: (229) [system] get_char((0x55fbb4538270), i)
   Exit: (229) [system] get_char((0x55fbb4538270), i)
   Call: (229) [system] i=(\)
   Fail: (229) [system] i=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _1033426)
   Call: (230) [system] peek_char((0x55fbb4538270), _1034360)
   Exit: (230) [system] peek_char((0x55fbb4538270), o)
^  Call: (230) [user] is_delimiter(o)
   Call: (231) [system] char_type(o, space)
   Fail: (231) [system] char_type(o, space)
   Call: (231) [system] arg(_1039080, v('(', ')', end_of_file), o)
   Fail: (231) [system] arg(_1040012, v('(', ')', end_of_file), o)
^  Fail: (230) [user] is_delimiter(o)
   Call: (230) [system] ')'==o
   Fail: (230) [system] ')'==o
   Call: (230) [system] get_char((0x55fbb4538270), o)
   Exit: (230) [system] get_char((0x55fbb4538270), o)
   Call: (230) [system] o=(\)
   Fail: (230) [system] o=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _1047362)
   Call: (231) [system] peek_char((0x55fbb4538270), _1048296)
   Exit: (231) [system] peek_char((0x55fbb4538270), n)
^  Call: (231) [user] is_delimiter(n)
   Call: (232) [system] char_type(n, space)
   Fail: (232) [system] char_type(n, space)
   Call: (232) [system] arg(_1053016, v('(', ')', end_of_file), n)
   Fail: (232) [system] arg(_1053948, v('(', ')', end_of_file), n)
^  Fail: (231) [user] is_delimiter(n)
   Call: (231) [system] ')'==n
   Fail: (231) [system] ')'==n
   Call: (231) [system] get_char((0x55fbb4538270), n)
   Exit: (231) [system] get_char((0x55fbb4538270), n)
   Call: (231) [system] n=(\)
   Fail: (231) [system] n=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _1061298)
   Call: (232) [system] peek_char((0x55fbb4538270), _1062232)
   Exit: (232) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (232) [user] is_delimiter(' ')
   Call: (233) [system] char_type(' ', space)
   Exit: (233) [system] char_type(' ', space)
^  Exit: (232) [user] is_delimiter(' ')
   Call: (232) [system] _1061298=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (231) [system] _1047362=[n]
   Exit: (231) [system] [n]=[n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (230) [system] _1033426=[o, n]
   Exit: (230) [system] [o, n]=[o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (229) [system] _1019490=[i, o, n]
   Exit: (229) [system] [i, o, n]=[i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (228) [system] _1005554=[t, i, o, n]
   Exit: (228) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (227) [system] _991618=[a, t, i, o, n]
   Exit: (227) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (226) [system] _977682=[c, a, t, i, o, n]
   Exit: (226) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (225) [system] _963746=[i, c, a, t, i, o, n]
   Exit: (225) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (224) [system] _949810=[l, i, c, a, t, i, o, n]
   Exit: (224) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (223) [system] _935874=[p, l, i, c, a, t, i, o, n]
   Exit: (223) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (222) [system] _921938=[m, p, l, i, c, a, t, i, o, n]
   Exit: (222) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (221) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _886428)
^  Call: (222) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _1099456)
^  Call: (224) [system] setup_call_cleanup('$notrace'(_1100408, _1100410), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1099456), _1100390, fail)), '$restore_trace'(_1100408, _1100410))
^  Call: (225) [system] sig_atomic(system:'$notrace'(_1100408, _1100410))
^  Exit: (224) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1099456), _1100390, fail)), system:'$restore_trace'(3, -1))
   Call: (223) [system] atomic(_1099456)
   Fail: (223) [system] atomic(_1099456)
   Call: (223) [system] atom_chars(_1099456, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (223) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (222) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (222) [system] integer('Implication')
   Fail: (222) [system] integer('Implication')
   Call: (222) [system] _886428='Implication'
   Exit: (222) [system] 'Implication'='Implication'
^  Exit: (221) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (220) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (219) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (219) [user] read_list(')', (0x55fbb4538270), _1114406)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _1116264)
   Exit: (221) [system] peek_char((0x55fbb4538270), ' ')
   Call: (221) [system] ' '=(;)
   Fail: (221) [system] ' '=(;)
   Call: (221) [system] ' '=(/)
   Fail: (221) [system] ' '=(/)
^  Call: (221) [user] is_like_space(' ')
   Call: (222) [system] char_type(' ', 'white')
   Exit: (222) [system] char_type(' ', 'white')
^  Exit: (221) [user] is_like_space(' ')
   Call: (221) [system] get_char((0x55fbb4538270), _1125858)
   Exit: (221) [system] get_char((0x55fbb4538270), ' ')
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _1128562)
   Exit: (222) [system] peek_char((0x55fbb4538270), '(')
   Call: (222) [system] '('=(;)
   Fail: (222) [system] '('=(;)
   Call: (222) [system] '('=(/)
   Fail: (222) [system] '('=(/)
^  Call: (222) [user] is_like_space('(')
   Call: (223) [system] char_type('(', 'white')
   Fail: (223) [system] char_type('(', 'white')
   Call: (223) [system] char_type('(', end_of_line)
   Fail: (223) [system] char_type('(', end_of_line)
   Call: (223) [system] char_type('(', space)
   Fail: (223) [system] char_type('(', space)
   Call: (223) [system] char_type('(', cntrl)
   Fail: (223) [system] char_type('(', cntrl)
^  Fail: (222) [user] is_like_space('(')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _1145496)
   Exit: (220) [system] peek_char((0x55fbb4538270), '(')
   Call: (220) [system] '('=')'
   Fail: (220) [system] '('=')'
   Call: (220) [system] '('=end_of_file
   Fail: (220) [system] '('=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55fbb4538270), _1151066)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _1152924)
   Exit: (222) [system] peek_char((0x55fbb4538270), '(')
   Call: (222) [system] '('=(;)
   Fail: (222) [system] '('=(;)
   Call: (222) [system] '('=(/)
   Fail: (222) [system] '('=(/)
^  Call: (222) [user] is_like_space('(')
   Call: (223) [system] char_type('(', 'white')
   Fail: (223) [system] char_type('(', 'white')
   Call: (223) [system] char_type('(', end_of_line)
   Fail: (223) [system] char_type('(', end_of_line)
   Call: (223) [system] char_type('(', space)
   Fail: (223) [system] char_type('(', space)
   Call: (223) [system] char_type('(', cntrl)
   Fail: (223) [system] char_type('(', cntrl)
^  Fail: (222) [user] is_like_space('(')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] get_char((0x55fbb4538270), _1168934)
   Exit: (221) [system] get_char((0x55fbb4538270), '(')
   Call: (221) [system] '('='('
   Exit: (221) [system] '('='('
^  Call: (221) [user] read_list(')', (0x55fbb4538270), _1151066)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _1174504)
   Exit: (223) [system] peek_char((0x55fbb4538270), 'A')
   Call: (223) [system] 'A'=(;)
   Fail: (223) [system] 'A'=(;)
   Call: (223) [system] 'A'=(/)
   Fail: (223) [system] 'A'=(/)
^  Call: (223) [user] is_like_space('A')
   Call: (224) [system] char_type('A', 'white')
   Fail: (224) [system] char_type('A', 'white')
   Call: (224) [system] char_type('A', end_of_line)
   Fail: (224) [system] char_type('A', end_of_line)
   Call: (224) [system] char_type('A', space)
   Fail: (224) [system] char_type('A', space)
   Call: (224) [system] char_type('A', cntrl)
   Fail: (224) [system] char_type('A', cntrl)
^  Fail: (223) [user] is_like_space('A')
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _1190514)
   Exit: (222) [system] peek_char((0x55fbb4538270), 'A')
   Call: (222) [system] 'A'=')'
   Fail: (222) [system] 'A'=')'
   Call: (222) [system] 'A'=end_of_file
   Fail: (222) [system] 'A'=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55fbb4538270), _1196084)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1197942)
   Exit: (224) [system] peek_char((0x55fbb4538270), 'A')
   Call: (224) [system] 'A'=(;)
   Fail: (224) [system] 'A'=(;)
   Call: (224) [system] 'A'=(/)
   Fail: (224) [system] 'A'=(/)
^  Call: (224) [user] is_like_space('A')
   Call: (225) [system] char_type('A', 'white')
   Fail: (225) [system] char_type('A', 'white')
   Call: (225) [system] char_type('A', end_of_line)
   Fail: (225) [system] char_type('A', end_of_line)
   Call: (225) [system] char_type('A', space)
   Fail: (225) [system] char_type('A', space)
   Call: (225) [system] char_type('A', cntrl)
   Fail: (225) [system] char_type('A', cntrl)
^  Fail: (224) [user] is_like_space('A')
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] get_char((0x55fbb4538270), _1213952)
   Exit: (223) [system] get_char((0x55fbb4538270), 'A')
   Call: (223) [system] 'A'='('
   Fail: (223) [system] 'A'='('
   Call: (223) [system] 'A'='['
   Fail: (223) [system] 'A'='['
   Call: (223) [system] 'A'='{'
   Fail: (223) [system] 'A'='{'
   Call: (223) [system] 'A'='"'
   Fail: (223) [system] 'A'='"'
   Call: (223) [system] 'A'=!
   Fail: (223) [system] 'A'=!
   Call: (223) [system] 'A'='\''
   Fail: (223) [system] 'A'='\''
   Call: (223) [system] 'A'='`'
   Fail: (223) [system] 'A'='`'
   Call: (223) [system] 'A'=end_of_file
   Fail: (223) [system] 'A'=end_of_file
^  Call: (223) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1196084)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _1231594)
   Call: (225) [system] peek_char((0x55fbb4538270), _1232528)
   Exit: (225) [system] peek_char((0x55fbb4538270), n)
^  Call: (225) [user] is_delimiter(n)
   Call: (226) [system] char_type(n, space)
   Fail: (226) [system] char_type(n, space)
   Call: (226) [system] arg(_1237248, v('(', ')', end_of_file), n)
   Fail: (226) [system] arg(_1238180, v('(', ')', end_of_file), n)
^  Fail: (225) [user] is_delimiter(n)
   Call: (225) [system] ')'==n
   Fail: (225) [system] ')'==n
   Call: (225) [system] get_char((0x55fbb4538270), n)
   Exit: (225) [system] get_char((0x55fbb4538270), n)
   Call: (225) [system] n=(\)
   Fail: (225) [system] n=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _1245530)
   Call: (226) [system] peek_char((0x55fbb4538270), _1246464)
   Exit: (226) [system] peek_char((0x55fbb4538270), d)
^  Call: (226) [user] is_delimiter(d)
   Call: (227) [system] char_type(d, space)
   Fail: (227) [system] char_type(d, space)
   Call: (227) [system] arg(_1251184, v('(', ')', end_of_file), d)
   Fail: (227) [system] arg(_1252116, v('(', ')', end_of_file), d)
^  Fail: (226) [user] is_delimiter(d)
   Call: (226) [system] ')'==d
   Fail: (226) [system] ')'==d
   Call: (226) [system] get_char((0x55fbb4538270), d)
   Exit: (226) [system] get_char((0x55fbb4538270), d)
   Call: (226) [system] d=(\)
   Fail: (226) [system] d=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _1259466)
   Call: (227) [system] peek_char((0x55fbb4538270), _1260400)
   Exit: (227) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (227) [user] is_delimiter('L')
   Call: (228) [system] char_type('L', space)
   Fail: (228) [system] char_type('L', space)
   Call: (228) [system] arg(_1265120, v('(', ')', end_of_file), 'L')
   Fail: (228) [system] arg(_1266052, v('(', ')', end_of_file), 'L')
^  Fail: (227) [user] is_delimiter('L')
   Call: (227) [system] ')'=='L'
   Fail: (227) [system] ')'=='L'
   Call: (227) [system] get_char((0x55fbb4538270), 'L')
   Exit: (227) [system] get_char((0x55fbb4538270), 'L')
   Call: (227) [system] 'L'=(\)
   Fail: (227) [system] 'L'=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _1273402)
   Call: (228) [system] peek_char((0x55fbb4538270), _1274336)
   Exit: (228) [system] peek_char((0x55fbb4538270), i)
^  Call: (228) [user] is_delimiter(i)
   Call: (229) [system] char_type(i, space)
   Fail: (229) [system] char_type(i, space)
   Call: (229) [system] arg(_1279056, v('(', ')', end_of_file), i)
   Fail: (229) [system] arg(_1279988, v('(', ')', end_of_file), i)
^  Fail: (228) [user] is_delimiter(i)
   Call: (228) [system] ')'==i
   Fail: (228) [system] ')'==i
   Call: (228) [system] get_char((0x55fbb4538270), i)
   Exit: (228) [system] get_char((0x55fbb4538270), i)
   Call: (228) [system] i=(\)
   Fail: (228) [system] i=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _1287338)
   Call: (229) [system] peek_char((0x55fbb4538270), _1288272)
   Exit: (229) [system] peek_char((0x55fbb4538270), n)
^  Call: (229) [user] is_delimiter(n)
   Call: (230) [system] char_type(n, space)
   Fail: (230) [system] char_type(n, space)
   Call: (230) [system] arg(_1292992, v('(', ')', end_of_file), n)
   Fail: (230) [system] arg(_1293924, v('(', ')', end_of_file), n)
^  Fail: (229) [user] is_delimiter(n)
   Call: (229) [system] ')'==n
   Fail: (229) [system] ')'==n
   Call: (229) [system] get_char((0x55fbb4538270), n)
   Exit: (229) [system] get_char((0x55fbb4538270), n)
   Call: (229) [system] n=(\)
   Fail: (229) [system] n=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _1301274)
   Call: (230) [system] peek_char((0x55fbb4538270), _1302208)
   Exit: (230) [system] peek_char((0x55fbb4538270), k)
^  Call: (230) [user] is_delimiter(k)
   Call: (231) [system] char_type(k, space)
   Fail: (231) [system] char_type(k, space)
   Call: (231) [system] arg(_1306928, v('(', ')', end_of_file), k)
   Fail: (231) [system] arg(_1307860, v('(', ')', end_of_file), k)
^  Fail: (230) [user] is_delimiter(k)
   Call: (230) [system] ')'==k
   Fail: (230) [system] ')'==k
   Call: (230) [system] get_char((0x55fbb4538270), k)
   Exit: (230) [system] get_char((0x55fbb4538270), k)
   Call: (230) [system] k=(\)
   Fail: (230) [system] k=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _1315210)
   Call: (231) [system] peek_char((0x55fbb4538270), _1316144)
   Exit: (231) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (231) [user] is_delimiter(' ')
   Call: (232) [system] char_type(' ', space)
   Exit: (232) [system] char_type(' ', space)
^  Exit: (231) [user] is_delimiter(' ')
   Call: (231) [system] _1315210=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (230) [system] _1301274=[k]
   Exit: (230) [system] [k]=[k]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (229) [system] _1287338=[n, k]
   Exit: (229) [system] [n, k]=[n, k]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (228) [system] _1273402=[i, n, k]
   Exit: (228) [system] [i, n, k]=[i, n, k]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (227) [system] _1259466=['L', i, n, k]
   Exit: (227) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (226) [system] _1245530=[d, 'L', i, n, k]
   Exit: (226) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (225) [system] _1231594=[n, d, 'L', i, n, k]
   Exit: (225) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (224) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _1196084)
^  Call: (225) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _1342192)
^  Call: (227) [system] setup_call_cleanup('$notrace'(_1343144, _1343146), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1342192), _1343126, fail)), '$restore_trace'(_1343144, _1343146))
^  Call: (228) [system] sig_atomic(system:'$notrace'(_1343144, _1343146))
^  Exit: (227) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1342192), _1343126, fail)), system:'$restore_trace'(3, -1))
   Call: (226) [system] atomic(_1342192)
   Fail: (226) [system] atomic(_1342192)
   Call: (226) [system] atom_chars(_1342192, ['A', n, d, 'L', i, n, k])
   Exit: (226) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (225) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (225) [system] integer('AndLink')
   Fail: (225) [system] integer('AndLink')
   Call: (225) [system] _1196084='AndLink'
   Exit: (225) [system] 'AndLink'='AndLink'
^  Exit: (224) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (223) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (222) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (222) [user] read_list(')', (0x55fbb4538270), _1357142)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1359000)
   Exit: (224) [system] peek_char((0x55fbb4538270), ' ')
   Call: (224) [system] ' '=(;)
   Fail: (224) [system] ' '=(;)
   Call: (224) [system] ' '=(/)
   Fail: (224) [system] ' '=(/)
^  Call: (224) [user] is_like_space(' ')
   Call: (225) [system] char_type(' ', 'white')
   Exit: (225) [system] char_type(' ', 'white')
^  Exit: (224) [user] is_like_space(' ')
   Call: (224) [system] get_char((0x55fbb4538270), _1368594)
   Exit: (224) [system] get_char((0x55fbb4538270), ' ')
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1371298)
   Exit: (225) [system] peek_char((0x55fbb4538270), 'A')
   Call: (225) [system] 'A'=(;)
   Fail: (225) [system] 'A'=(;)
   Call: (225) [system] 'A'=(/)
   Fail: (225) [system] 'A'=(/)
^  Call: (225) [user] is_like_space('A')
   Call: (226) [system] char_type('A', 'white')
   Fail: (226) [system] char_type('A', 'white')
   Call: (226) [system] char_type('A', end_of_line)
   Fail: (226) [system] char_type('A', end_of_line)
   Call: (226) [system] char_type('A', space)
   Fail: (226) [system] char_type('A', space)
   Call: (226) [system] char_type('A', cntrl)
   Fail: (226) [system] char_type('A', cntrl)
^  Fail: (225) [user] is_like_space('A')
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _1388232)
   Exit: (223) [system] peek_char((0x55fbb4538270), 'A')
   Call: (223) [system] 'A'=')'
   Fail: (223) [system] 'A'=')'
   Call: (223) [system] 'A'=end_of_file
   Fail: (223) [system] 'A'=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55fbb4538270), _1393802)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1395660)
   Exit: (225) [system] peek_char((0x55fbb4538270), 'A')
   Call: (225) [system] 'A'=(;)
   Fail: (225) [system] 'A'=(;)
   Call: (225) [system] 'A'=(/)
   Fail: (225) [system] 'A'=(/)
^  Call: (225) [user] is_like_space('A')
   Call: (226) [system] char_type('A', 'white')
   Fail: (226) [system] char_type('A', 'white')
   Call: (226) [system] char_type('A', end_of_line)
   Fail: (226) [system] char_type('A', end_of_line)
   Call: (226) [system] char_type('A', space)
   Fail: (226) [system] char_type('A', space)
   Call: (226) [system] char_type('A', cntrl)
   Fail: (226) [system] char_type('A', cntrl)
^  Fail: (225) [user] is_like_space('A')
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] get_char((0x55fbb4538270), _1411670)
   Exit: (224) [system] get_char((0x55fbb4538270), 'A')
   Call: (224) [system] 'A'='('
   Fail: (224) [system] 'A'='('
   Call: (224) [system] 'A'='['
   Fail: (224) [system] 'A'='['
   Call: (224) [system] 'A'='{'
   Fail: (224) [system] 'A'='{'
   Call: (224) [system] 'A'='"'
   Fail: (224) [system] 'A'='"'
   Call: (224) [system] 'A'=!
   Fail: (224) [system] 'A'=!
   Call: (224) [system] 'A'='\''
   Fail: (224) [system] 'A'='\''
   Call: (224) [system] 'A'='`'
   Fail: (224) [system] 'A'='`'
   Call: (224) [system] 'A'=end_of_file
   Fail: (224) [system] 'A'=end_of_file
^  Call: (224) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1393802)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _1429312)
   Call: (226) [system] peek_char((0x55fbb4538270), _1430246)
   Exit: (226) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (226) [user] is_delimiter(' ')
   Call: (227) [system] char_type(' ', space)
   Exit: (227) [system] char_type(' ', space)
^  Exit: (226) [user] is_delimiter(' ')
   Call: (226) [system] _1429312=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (225) [user] classify_and_convert_charseq(['A'], _1393802)
^  Call: (226) [user] classify_and_convert_charseq_(['A'], _1439530)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_1440482, _1440484), once(user:catch(read_from_chars(['A'], _1439530), _1440464, fail)), '$restore_trace'(_1440482, _1440484))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_1440482, _1440484))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1439530), _1440464, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(_1439530)
   Fail: (227) [system] atomic(_1439530)
   Call: (227) [system] atom_chars(_1439530, ['A'])
   Exit: (227) [system] atom_chars('A', ['A'])
^  Exit: (226) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (226) [system] integer('A')
   Fail: (226) [system] integer('A')
   Call: (226) [system] _1393802='A'
   Exit: (226) [system] 'A'='A'
^  Exit: (225) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (224) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (223) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (223) [user] read_list(')', (0x55fbb4538270), _1454480)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1456338)
   Exit: (225) [system] peek_char((0x55fbb4538270), ' ')
   Call: (225) [system] ' '=(;)
   Fail: (225) [system] ' '=(;)
   Call: (225) [system] ' '=(/)
   Fail: (225) [system] ' '=(/)
^  Call: (225) [user] is_like_space(' ')
   Call: (226) [system] char_type(' ', 'white')
   Exit: (226) [system] char_type(' ', 'white')
^  Exit: (225) [user] is_like_space(' ')
   Call: (225) [system] get_char((0x55fbb4538270), _1465932)
   Exit: (225) [system] get_char((0x55fbb4538270), ' ')
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1468636)
   Exit: (226) [system] peek_char((0x55fbb4538270), 'B')
   Call: (226) [system] 'B'=(;)
   Fail: (226) [system] 'B'=(;)
   Call: (226) [system] 'B'=(/)
   Fail: (226) [system] 'B'=(/)
^  Call: (226) [user] is_like_space('B')
   Call: (227) [system] char_type('B', 'white')
   Fail: (227) [system] char_type('B', 'white')
   Call: (227) [system] char_type('B', end_of_line)
   Fail: (227) [system] char_type('B', end_of_line)
   Call: (227) [system] char_type('B', space)
   Fail: (227) [system] char_type('B', space)
   Call: (227) [system] char_type('B', cntrl)
   Fail: (227) [system] char_type('B', cntrl)
^  Fail: (226) [user] is_like_space('B')
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1485570)
   Exit: (224) [system] peek_char((0x55fbb4538270), 'B')
   Call: (224) [system] 'B'=')'
   Fail: (224) [system] 'B'=')'
   Call: (224) [system] 'B'=end_of_file
   Fail: (224) [system] 'B'=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55fbb4538270), _1491140)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1492998)
   Exit: (226) [system] peek_char((0x55fbb4538270), 'B')
   Call: (226) [system] 'B'=(;)
   Fail: (226) [system] 'B'=(;)
   Call: (226) [system] 'B'=(/)
   Fail: (226) [system] 'B'=(/)
^  Call: (226) [user] is_like_space('B')
   Call: (227) [system] char_type('B', 'white')
   Fail: (227) [system] char_type('B', 'white')
   Call: (227) [system] char_type('B', end_of_line)
   Fail: (227) [system] char_type('B', end_of_line)
   Call: (227) [system] char_type('B', space)
   Fail: (227) [system] char_type('B', space)
   Call: (227) [system] char_type('B', cntrl)
   Fail: (227) [system] char_type('B', cntrl)
^  Fail: (226) [user] is_like_space('B')
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] get_char((0x55fbb4538270), _1509008)
   Exit: (225) [system] get_char((0x55fbb4538270), 'B')
   Call: (225) [system] 'B'='('
   Fail: (225) [system] 'B'='('
   Call: (225) [system] 'B'='['
   Fail: (225) [system] 'B'='['
   Call: (225) [system] 'B'='{'
   Fail: (225) [system] 'B'='{'
   Call: (225) [system] 'B'='"'
   Fail: (225) [system] 'B'='"'
   Call: (225) [system] 'B'=!
   Fail: (225) [system] 'B'=!
   Call: (225) [system] 'B'='\''
   Fail: (225) [system] 'B'='\''
   Call: (225) [system] 'B'='`'
   Fail: (225) [system] 'B'='`'
   Call: (225) [system] 'B'=end_of_file
   Fail: (225) [system] 'B'=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55fbb4538270), 'B', _1491140)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _1526650)
   Call: (227) [system] peek_char((0x55fbb4538270), _1527584)
   Exit: (227) [system] peek_char((0x55fbb4538270), ')')
^  Call: (227) [user] is_delimiter(')')
   Call: (228) [system] char_type(')', space)
   Fail: (228) [system] char_type(')', space)
   Call: (228) [system] arg(_1532304, v('(', ')', end_of_file), ')')
   Exit: (228) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (227) [user] is_delimiter(')')
   Call: (227) [system] _1526650=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (226) [user] classify_and_convert_charseq(['B'], _1491140)
^  Call: (227) [user] classify_and_convert_charseq_(['B'], _1538740)
^  Call: (229) [system] setup_call_cleanup('$notrace'(_1539692, _1539694), once(user:catch(read_from_chars(['B'], _1538740), _1539674, fail)), '$restore_trace'(_1539692, _1539694))
^  Call: (230) [system] sig_atomic(system:'$notrace'(_1539692, _1539694))
^  Exit: (229) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1538740), _1539674, fail)), system:'$restore_trace'(3, -1))
   Call: (228) [system] atomic(_1538740)
   Fail: (228) [system] atomic(_1538740)
   Call: (228) [system] atom_chars(_1538740, ['B'])
   Exit: (228) [system] atom_chars('B', ['B'])
^  Exit: (227) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (227) [system] integer('B')
   Fail: (227) [system] integer('B')
   Call: (227) [system] _1491140='B'
   Exit: (227) [system] 'B'='B'
^  Exit: (226) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (225) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (224) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (224) [user] read_list(')', (0x55fbb4538270), _1553690)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1555548)
   Exit: (226) [system] peek_char((0x55fbb4538270), ')')
   Call: (226) [system] ')'=(;)
   Fail: (226) [system] ')'=(;)
   Call: (226) [system] ')'=(/)
   Fail: (226) [system] ')'=(/)
^  Call: (226) [user] is_like_space(')')
   Call: (227) [system] char_type(')', 'white')
   Fail: (227) [system] char_type(')', 'white')
   Call: (227) [system] char_type(')', end_of_line)
   Fail: (227) [system] char_type(')', end_of_line)
   Call: (227) [system] char_type(')', space)
   Fail: (227) [system] char_type(')', space)
   Call: (227) [system] char_type(')', cntrl)
   Fail: (227) [system] char_type(')', cntrl)
^  Fail: (226) [user] is_like_space(')')
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1571558)
   Exit: (225) [system] peek_char((0x55fbb4538270), ')')
   Call: (225) [system] ')'=')'
   Exit: (225) [system] ')'=')'
   Call: (225) [system] get_char((0x55fbb4538270), _1575348)
   Exit: (225) [system] get_char((0x55fbb4538270), ')')
   Call: (225) [system] _1553690=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_list(')', (0x55fbb4538270), [])
   Call: (224) [system] _1454480=['B']
   Exit: (224) [system] ['B']=['B']
^  Exit: (223) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (223) [system] _1357142=['A', 'B']
   Exit: (223) [system] ['A', 'B']=['A', 'B']
^  Exit: (222) [user] read_list(')', (0x55fbb4538270), ['A', 'B'])
   Call: (222) [system] _1151066=['AndLink', 'A', 'B']
   Exit: (222) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (221) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Exit: (220) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Call: (220) [user] read_list(')', (0x55fbb4538270), _1589230)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _1591088)
   Exit: (222) [system] peek_char((0x55fbb4538270), ' ')
   Call: (222) [system] ' '=(;)
   Fail: (222) [system] ' '=(;)
   Call: (222) [system] ' '=(/)
   Fail: (222) [system] ' '=(/)
^  Call: (222) [user] is_like_space(' ')
   Call: (223) [system] char_type(' ', 'white')
   Exit: (223) [system] char_type(' ', 'white')
^  Exit: (222) [user] is_like_space(' ')
   Call: (222) [system] get_char((0x55fbb4538270), _1600682)
   Exit: (222) [system] get_char((0x55fbb4538270), ' ')
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _1603386)
   Exit: (223) [system] peek_char((0x55fbb4538270), 'C')
   Call: (223) [system] 'C'=(;)
   Fail: (223) [system] 'C'=(;)
   Call: (223) [system] 'C'=(/)
   Fail: (223) [system] 'C'=(/)
^  Call: (223) [user] is_like_space('C')
   Call: (224) [system] char_type('C', 'white')
   Fail: (224) [system] char_type('C', 'white')
   Call: (224) [system] char_type('C', end_of_line)
   Fail: (224) [system] char_type('C', end_of_line)
   Call: (224) [system] char_type('C', space)
   Fail: (224) [system] char_type('C', space)
   Call: (224) [system] char_type('C', cntrl)
   Fail: (224) [system] char_type('C', cntrl)
^  Fail: (223) [user] is_like_space('C')
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _1620320)
   Exit: (221) [system] peek_char((0x55fbb4538270), 'C')
   Call: (221) [system] 'C'=')'
   Fail: (221) [system] 'C'=')'
   Call: (221) [system] 'C'=end_of_file
   Fail: (221) [system] 'C'=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55fbb4538270), _1625890)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _1627748)
   Exit: (223) [system] peek_char((0x55fbb4538270), 'C')
   Call: (223) [system] 'C'=(;)
   Fail: (223) [system] 'C'=(;)
   Call: (223) [system] 'C'=(/)
   Fail: (223) [system] 'C'=(/)
^  Call: (223) [user] is_like_space('C')
   Call: (224) [system] char_type('C', 'white')
   Fail: (224) [system] char_type('C', 'white')
   Call: (224) [system] char_type('C', end_of_line)
   Fail: (224) [system] char_type('C', end_of_line)
   Call: (224) [system] char_type('C', space)
   Fail: (224) [system] char_type('C', space)
   Call: (224) [system] char_type('C', cntrl)
   Fail: (224) [system] char_type('C', cntrl)
^  Fail: (223) [user] is_like_space('C')
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] get_char((0x55fbb4538270), _1643758)
   Exit: (222) [system] get_char((0x55fbb4538270), 'C')
   Call: (222) [system] 'C'='('
   Fail: (222) [system] 'C'='('
   Call: (222) [system] 'C'='['
   Fail: (222) [system] 'C'='['
   Call: (222) [system] 'C'='{'
   Fail: (222) [system] 'C'='{'
   Call: (222) [system] 'C'='"'
   Fail: (222) [system] 'C'='"'
   Call: (222) [system] 'C'=!
   Fail: (222) [system] 'C'=!
   Call: (222) [system] 'C'='\''
   Fail: (222) [system] 'C'='\''
   Call: (222) [system] 'C'='`'
   Fail: (222) [system] 'C'='`'
   Call: (222) [system] 'C'=end_of_file
   Fail: (222) [system] 'C'=end_of_file
^  Call: (222) [user] read_symbolic(')', (0x55fbb4538270), 'C', _1625890)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _1661400)
   Call: (224) [system] peek_char((0x55fbb4538270), _1662334)
   Exit: (224) [system] peek_char((0x55fbb4538270), ')')
^  Call: (224) [user] is_delimiter(')')
   Call: (225) [system] char_type(')', space)
   Fail: (225) [system] char_type(')', space)
   Call: (225) [system] arg(_1667054, v('(', ')', end_of_file), ')')
   Exit: (225) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (224) [user] is_delimiter(')')
   Call: (224) [system] _1661400=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (223) [user] classify_and_convert_charseq(['C'], _1625890)
^  Call: (224) [user] classify_and_convert_charseq_(['C'], _1673490)
^  Call: (226) [system] setup_call_cleanup('$notrace'(_1674442, _1674444), once(user:catch(read_from_chars(['C'], _1673490), _1674424, fail)), '$restore_trace'(_1674442, _1674444))
^  Call: (227) [system] sig_atomic(system:'$notrace'(_1674442, _1674444))
^  Exit: (226) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1673490), _1674424, fail)), system:'$restore_trace'(3, -1))
   Call: (225) [system] atomic(_1673490)
   Fail: (225) [system] atomic(_1673490)
   Call: (225) [system] atom_chars(_1673490, ['C'])
   Exit: (225) [system] atom_chars('C', ['C'])
^  Exit: (224) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (224) [system] integer('C')
   Fail: (224) [system] integer('C')
   Call: (224) [system] _1625890='C'
   Exit: (224) [system] 'C'='C'
^  Exit: (223) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (222) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (221) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (221) [user] read_list(')', (0x55fbb4538270), _1688440)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _1690298)
   Exit: (223) [system] peek_char((0x55fbb4538270), ')')
   Call: (223) [system] ')'=(;)
   Fail: (223) [system] ')'=(;)
   Call: (223) [system] ')'=(/)
   Fail: (223) [system] ')'=(/)
^  Call: (223) [user] is_like_space(')')
   Call: (224) [system] char_type(')', 'white')
   Fail: (224) [system] char_type(')', 'white')
   Call: (224) [system] char_type(')', end_of_line)
   Fail: (224) [system] char_type(')', end_of_line)
   Call: (224) [system] char_type(')', space)
   Fail: (224) [system] char_type(')', space)
   Call: (224) [system] char_type(')', cntrl)
   Fail: (224) [system] char_type(')', cntrl)
^  Fail: (223) [user] is_like_space(')')
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _1706308)
   Exit: (222) [system] peek_char((0x55fbb4538270), ')')
   Call: (222) [system] ')'=')'
   Exit: (222) [system] ')'=')'
   Call: (222) [system] get_char((0x55fbb4538270), _1710098)
   Exit: (222) [system] get_char((0x55fbb4538270), ')')
   Call: (222) [system] _1688440=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_list(')', (0x55fbb4538270), [])
   Call: (221) [system] _1589230=['C']
   Exit: (221) [system] ['C']=['C']
^  Exit: (220) [user] read_list(')', (0x55fbb4538270), ['C'])
   Call: (220) [system] _1114406=[['AndLink', 'A', 'B'], 'C']
   Exit: (220) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (219) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'A', 'B'], 'C'])
   Call: (219) [system] _841410=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (219) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (218) [user] read_list(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (217) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (217) [user] read_list(')', (0x55fbb4538270), _1723980)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _1725838)
   Exit: (219) [system] peek_char((0x55fbb4538270), ')')
   Call: (219) [system] ')'=(;)
   Fail: (219) [system] ')'=(;)
   Call: (219) [system] ')'=(/)
   Fail: (219) [system] ')'=(/)
^  Call: (219) [user] is_like_space(')')
   Call: (220) [system] char_type(')', 'white')
   Fail: (220) [system] char_type(')', 'white')
   Call: (220) [system] char_type(')', end_of_line)
   Fail: (220) [system] char_type(')', end_of_line)
   Call: (220) [system] char_type(')', space)
   Fail: (220) [system] char_type(')', space)
   Call: (220) [system] char_type(')', cntrl)
   Fail: (220) [system] char_type(')', cntrl)
^  Fail: (219) [user] is_like_space(')')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1741848)
   Exit: (218) [system] peek_char((0x55fbb4538270), ')')
   Call: (218) [system] ')'=')'
   Exit: (218) [system] ')'=')'
   Call: (218) [system] get_char((0x55fbb4538270), _1745638)
   Exit: (218) [system] get_char((0x55fbb4538270), ')')
   Call: (218) [system] _1723980=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_list(')', (0x55fbb4538270), [])
   Call: (217) [system] _804750=[['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (217) [system] [['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (216) [user] read_list(')', (0x55fbb4538270), [['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (216) [system] _5548=[['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (216) [system] [['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (215) [user] read_list(')', (0x55fbb4538270), [['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (215) [system] _5540=['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (215) [system] ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]=['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (214) [user] read_list(')', (0x55fbb4538270), ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Exit: (213) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Call: (213) [user] read_list(')', (0x55fbb4538270), _1759520)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1761378)
   Exit: (215) [system] peek_char((0x55fbb4538270), ')')
   Call: (215) [system] ')'=(;)
   Fail: (215) [system] ')'=(;)
   Call: (215) [system] ')'=(/)
   Fail: (215) [system] ')'=(/)
^  Call: (215) [user] is_like_space(')')
   Call: (216) [system] char_type(')', 'white')
   Fail: (216) [system] char_type(')', 'white')
   Call: (216) [system] char_type(')', end_of_line)
   Fail: (216) [system] char_type(')', end_of_line)
   Call: (216) [system] char_type(')', space)
   Fail: (216) [system] char_type(')', space)
   Call: (216) [system] char_type(')', cntrl)
   Fail: (216) [system] char_type(')', cntrl)
^  Fail: (215) [user] is_like_space(')')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1777388)
   Exit: (214) [system] peek_char((0x55fbb4538270), ')')
   Call: (214) [system] ')'=')'
   Exit: (214) [system] ')'=')'
   Call: (214) [system] get_char((0x55fbb4538270), _1781178)
   Exit: (214) [system] get_char((0x55fbb4538270), ')')
   Call: (214) [system] _1759520=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_list(')', (0x55fbb4538270), [])
   Call: (213) [system] _5536=[['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (213) [system] [['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (212) [user] read_list(')', (0x55fbb4538270), [['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (212) [system] _5494=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (212) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (211) [system] _5486=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (211) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Exit: (209) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _1795060)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1796918)
   Exit: (211) [system] peek_char((0x55fbb4538270), ')')
   Call: (211) [system] ')'=(;)
   Fail: (211) [system] ')'=(;)
   Call: (211) [system] ')'=(/)
   Fail: (211) [system] ')'=(/)
^  Call: (211) [user] is_like_space(')')
   Call: (212) [system] char_type(')', 'white')
   Fail: (212) [system] char_type(')', 'white')
   Call: (212) [system] char_type(')', end_of_line)
   Fail: (212) [system] char_type(')', end_of_line)
   Call: (212) [system] char_type(')', space)
   Fail: (212) [system] char_type(')', space)
   Call: (212) [system] char_type(')', cntrl)
   Fail: (212) [system] char_type(')', cntrl)
^  Fail: (211) [user] is_like_space(')')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1812928)
   Exit: (210) [system] peek_char((0x55fbb4538270), ')')
   Call: (210) [system] ')'=')'
   Exit: (210) [system] ')'=')'
   Call: (210) [system] get_char((0x55fbb4538270), _1816718)
   Exit: (210) [system] get_char((0x55fbb4538270), ')')
   Call: (210) [system] _1795060=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_list(')', (0x55fbb4538270), [])
   Call: (209) [system] _5482=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]]
   Exit: (209) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]]
^  Exit: (208) [user] read_list(')', (0x55fbb4538270), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]])
   Call: (208) [system] _5440=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]]
   Exit: (208) [system] [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]]=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]]
^  Exit: (207) [user] read_list(')', (0x55fbb4538270), [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]])
   Call: (207) [system] _5432=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]]
   Exit: (207) [system] [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]]=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]]
^  Exit: (206) [user] read_list(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]])
^  Exit: (205) [user] cont_sexpr(')', (0x55fbb4538270), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]])
^  Call: (205) [user] read_list(')', (0x55fbb4538270), _1830600)
^  Call: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] peek_char((0x55fbb4538270), _1832458)
   Exit: (207) [system] peek_char((0x55fbb4538270), '\n')
   Call: (207) [system] '\n'=(;)
   Fail: (207) [system] '\n'=(;)
   Call: (207) [system] '\n'=(/)
   Fail: (207) [system] '\n'=(/)
^  Call: (207) [user] is_like_space('\n')
   Call: (208) [system] char_type('\n', 'white')
   Fail: (208) [system] char_type('\n', 'white')
   Call: (208) [system] char_type('\n', end_of_line)
   Exit: (208) [system] char_type('\n', end_of_line)
^  Exit: (207) [user] is_like_space('\n')
   Call: (207) [system] get_char((0x55fbb4538270), _1843908)
   Exit: (207) [system] get_char((0x55fbb4538270), '\n')
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1846612)
   Exit: (208) [system] peek_char((0x55fbb4538270), ' ')
   Call: (208) [system] ' '=(;)
   Fail: (208) [system] ' '=(;)
   Call: (208) [system] ' '=(/)
   Fail: (208) [system] ' '=(/)
^  Call: (208) [user] is_like_space(' ')
   Call: (209) [system] char_type(' ', 'white')
   Exit: (209) [system] char_type(' ', 'white')
^  Exit: (208) [user] is_like_space(' ')
   Call: (208) [system] get_char((0x55fbb4538270), _1856206)
   Exit: (208) [system] get_char((0x55fbb4538270), ' ')
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1858910)
   Exit: (209) [system] peek_char((0x55fbb4538270), '(')
   Call: (209) [system] '('=(;)
   Fail: (209) [system] '('=(;)
   Call: (209) [system] '('=(/)
   Fail: (209) [system] '('=(/)
^  Call: (209) [user] is_like_space('(')
   Call: (210) [system] char_type('(', 'white')
   Fail: (210) [system] char_type('(', 'white')
   Call: (210) [system] char_type('(', end_of_line)
   Fail: (210) [system] char_type('(', end_of_line)
   Call: (210) [system] char_type('(', space)
   Fail: (210) [system] char_type('(', space)
   Call: (210) [system] char_type('(', cntrl)
   Fail: (210) [system] char_type('(', cntrl)
^  Fail: (209) [user] is_like_space('(')
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
^  Exit: (206) [user] skip_spaces((0x55fbb4538270))
   Call: (206) [system] peek_char((0x55fbb4538270), _1876768)
   Exit: (206) [system] peek_char((0x55fbb4538270), '(')
   Call: (206) [system] '('=')'
   Fail: (206) [system] '('=')'
   Call: (206) [system] '('=end_of_file
   Fail: (206) [system] '('=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55fbb4538270), _1882338)
^  Call: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1884196)
   Exit: (208) [system] peek_char((0x55fbb4538270), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
   Call: (208) [system] '('=(/)
   Fail: (208) [system] '('=(/)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55fbb4538270))
   Call: (207) [system] get_char((0x55fbb4538270), _1900206)
   Exit: (207) [system] get_char((0x55fbb4538270), '(')
   Call: (207) [system] '('='('
   Exit: (207) [system] '('='('
^  Call: (207) [user] read_list(')', (0x55fbb4538270), _1882338)
^  Call: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _1905776)
   Exit: (209) [system] peek_char((0x55fbb4538270), :)
   Call: (209) [system] (:)=(;)
   Fail: (209) [system] (:)=(;)
   Call: (209) [system] (:)=(/)
   Fail: (209) [system] (:)=(/)
^  Call: (209) [user] is_like_space(:)
   Call: (210) [system] char_type(:, 'white')
   Fail: (210) [system] char_type(:, 'white')
   Call: (210) [system] char_type(:, end_of_line)
   Fail: (210) [system] char_type(:, end_of_line)
   Call: (210) [system] char_type(:, space)
   Fail: (210) [system] char_type(:, space)
   Call: (210) [system] char_type(:, cntrl)
   Fail: (210) [system] char_type(:, cntrl)
^  Fail: (209) [user] is_like_space(:)
^  Exit: (208) [user] skip_spaces((0x55fbb4538270))
   Call: (208) [system] peek_char((0x55fbb4538270), _1921786)
   Exit: (208) [system] peek_char((0x55fbb4538270), :)
   Call: (208) [system] (:)=')'
   Fail: (208) [system] (:)=')'
   Call: (208) [system] (:)=end_of_file
   Fail: (208) [system] (:)=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55fbb4538270), _1927356)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1929214)
   Exit: (210) [system] peek_char((0x55fbb4538270), :)
   Call: (210) [system] (:)=(;)
   Fail: (210) [system] (:)=(;)
   Call: (210) [system] (:)=(/)
   Fail: (210) [system] (:)=(/)
^  Call: (210) [user] is_like_space(:)
   Call: (211) [system] char_type(:, 'white')
   Fail: (211) [system] char_type(:, 'white')
   Call: (211) [system] char_type(:, end_of_line)
   Fail: (211) [system] char_type(:, end_of_line)
   Call: (211) [system] char_type(:, space)
   Fail: (211) [system] char_type(:, space)
   Call: (211) [system] char_type(:, cntrl)
   Fail: (211) [system] char_type(:, cntrl)
^  Fail: (210) [user] is_like_space(:)
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] get_char((0x55fbb4538270), _1945224)
   Exit: (209) [system] get_char((0x55fbb4538270), :)
   Call: (209) [system] (:)='('
   Fail: (209) [system] (:)='('
   Call: (209) [system] (:)='['
   Fail: (209) [system] (:)='['
   Call: (209) [system] (:)='{'
   Fail: (209) [system] (:)='{'
   Call: (209) [system] (:)='"'
   Fail: (209) [system] (:)='"'
   Call: (209) [system] (:)=!
   Fail: (209) [system] (:)=!
   Call: (209) [system] (:)='\''
   Fail: (209) [system] (:)='\''
   Call: (209) [system] (:)='`'
   Fail: (209) [system] (:)='`'
   Call: (209) [system] (:)=end_of_file
   Fail: (209) [system] (:)=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55fbb4538270), :, _1927356)
^  Call: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), _1962866)
   Call: (211) [system] peek_char((0x55fbb4538270), _1963800)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (211) [user] is_delimiter(' ')
   Call: (212) [system] char_type(' ', space)
   Exit: (212) [system] char_type(' ', space)
^  Exit: (211) [user] is_delimiter(' ')
   Call: (211) [system] _1962866=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (210) [user] classify_and_convert_charseq([:], _1927356)
^  Call: (211) [user] classify_and_convert_charseq_([:], _1973084)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_1974036, _1974038), once(user:catch(read_from_chars([:], _1973084), _1974018, fail)), '$restore_trace'(_1974036, _1974038))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_1974036, _1974038))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1974018, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(:)
   Exit: (212) [system] atomic(:)
^  Exit: (211) [user] classify_and_convert_charseq_([:], :)
   Call: (211) [system] integer(:)
   Fail: (211) [system] integer(:)
   Call: (211) [system] _1927356=(:)
   Exit: (211) [system] (:)=(:)
^  Exit: (210) [user] classify_and_convert_charseq([:], :)
^  Exit: (209) [user] read_symbolic(')', (0x55fbb4538270), :, :)
^  Exit: (208) [user] cont_sexpr(')', (0x55fbb4538270), :)
^  Call: (208) [user] read_list(')', (0x55fbb4538270), _1986164)
^  Call: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1988022)
   Exit: (210) [system] peek_char((0x55fbb4538270), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
   Call: (210) [system] ' '=(/)
   Fail: (210) [system] ' '=(/)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55fbb4538270), _1997616)
   Exit: (210) [system] get_char((0x55fbb4538270), ' ')
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _2000320)
   Exit: (211) [system] peek_char((0x55fbb4538270), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
   Call: (211) [system] '('=(/)
   Fail: (211) [system] '('=(/)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
^  Exit: (209) [user] skip_spaces((0x55fbb4538270))
   Call: (209) [system] peek_char((0x55fbb4538270), _2017254)
   Exit: (209) [system] peek_char((0x55fbb4538270), '(')
   Call: (209) [system] '('=')'
   Fail: (209) [system] '('=')'
   Call: (209) [system] '('=end_of_file
   Fail: (209) [system] '('=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55fbb4538270), _2022824)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _2024682)
   Exit: (211) [system] peek_char((0x55fbb4538270), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
   Call: (211) [system] '('=(/)
   Fail: (211) [system] '('=(/)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] get_char((0x55fbb4538270), _2040692)
   Exit: (210) [system] get_char((0x55fbb4538270), '(')
   Call: (210) [system] '('='('
   Exit: (210) [system] '('='('
^  Call: (210) [user] read_list(')', (0x55fbb4538270), _2022824)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _2046262)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'D')
   Call: (212) [system] 'D'=(;)
   Fail: (212) [system] 'D'=(;)
   Call: (212) [system] 'D'=(/)
   Fail: (212) [system] 'D'=(/)
^  Call: (212) [user] is_like_space('D')
   Call: (213) [system] char_type('D', 'white')
   Fail: (213) [system] char_type('D', 'white')
   Call: (213) [system] char_type('D', end_of_line)
   Fail: (213) [system] char_type('D', end_of_line)
   Call: (213) [system] char_type('D', space)
   Fail: (213) [system] char_type('D', space)
   Call: (213) [system] char_type('D', cntrl)
   Fail: (213) [system] char_type('D', cntrl)
^  Fail: (212) [user] is_like_space('D')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _2062272)
   Exit: (211) [system] peek_char((0x55fbb4538270), 'D')
   Call: (211) [system] 'D'=')'
   Fail: (211) [system] 'D'=')'
   Call: (211) [system] 'D'=end_of_file
   Fail: (211) [system] 'D'=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55fbb4538270), _2067842)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _2069700)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'D')
   Call: (213) [system] 'D'=(;)
   Fail: (213) [system] 'D'=(;)
   Call: (213) [system] 'D'=(/)
   Fail: (213) [system] 'D'=(/)
^  Call: (213) [user] is_like_space('D')
   Call: (214) [system] char_type('D', 'white')
   Fail: (214) [system] char_type('D', 'white')
   Call: (214) [system] char_type('D', end_of_line)
   Fail: (214) [system] char_type('D', end_of_line)
   Call: (214) [system] char_type('D', space)
   Fail: (214) [system] char_type('D', space)
   Call: (214) [system] char_type('D', cntrl)
   Fail: (214) [system] char_type('D', cntrl)
^  Fail: (213) [user] is_like_space('D')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] get_char((0x55fbb4538270), _2085710)
   Exit: (212) [system] get_char((0x55fbb4538270), 'D')
   Call: (212) [system] 'D'='('
   Fail: (212) [system] 'D'='('
   Call: (212) [system] 'D'='['
   Fail: (212) [system] 'D'='['
   Call: (212) [system] 'D'='{'
   Fail: (212) [system] 'D'='{'
   Call: (212) [system] 'D'='"'
   Fail: (212) [system] 'D'='"'
   Call: (212) [system] 'D'=!
   Fail: (212) [system] 'D'=!
   Call: (212) [system] 'D'='\''
   Fail: (212) [system] 'D'='\''
   Call: (212) [system] 'D'='`'
   Fail: (212) [system] 'D'='`'
   Call: (212) [system] 'D'=end_of_file
   Fail: (212) [system] 'D'=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55fbb4538270), 'D', _5654)
^  Call: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), _12110)
   Call: (214) [system] peek_char((0x55fbb4538270), _13044)
   Exit: (214) [system] peek_char((0x55fbb4538270), i)
^  Call: (214) [user] is_delimiter(i)
   Call: (215) [system] char_type(i, space)
   Fail: (215) [system] char_type(i, space)
   Call: (215) [system] arg(_17764, v('(', ')', end_of_file), i)
   Fail: (215) [system] arg(_18696, v('(', ')', end_of_file), i)
^  Fail: (214) [user] is_delimiter(i)
   Call: (214) [system] ')'==i
   Fail: (214) [system] ')'==i
   Call: (214) [system] get_char((0x55fbb4538270), i)
   Exit: (214) [system] get_char((0x55fbb4538270), i)
   Call: (214) [system] i=(\)
   Fail: (214) [system] i=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _26046)
   Call: (215) [system] peek_char((0x55fbb4538270), _26980)
   Exit: (215) [system] peek_char((0x55fbb4538270), s)
^  Call: (215) [user] is_delimiter(s)
   Call: (216) [system] char_type(s, space)
   Fail: (216) [system] char_type(s, space)
   Call: (216) [system] arg(_31700, v('(', ')', end_of_file), s)
   Fail: (216) [system] arg(_32632, v('(', ')', end_of_file), s)
^  Fail: (215) [user] is_delimiter(s)
   Call: (215) [system] ')'==s
   Fail: (215) [system] ')'==s
   Call: (215) [system] get_char((0x55fbb4538270), s)
   Exit: (215) [system] get_char((0x55fbb4538270), s)
   Call: (215) [system] s=(\)
   Fail: (215) [system] s=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _39982)
   Call: (216) [system] peek_char((0x55fbb4538270), _40916)
   Exit: (216) [system] peek_char((0x55fbb4538270), j)
^  Call: (216) [user] is_delimiter(j)
   Call: (217) [system] char_type(j, space)
   Fail: (217) [system] char_type(j, space)
   Call: (217) [system] arg(_45636, v('(', ')', end_of_file), j)
   Fail: (217) [system] arg(_46568, v('(', ')', end_of_file), j)
^  Fail: (216) [user] is_delimiter(j)
   Call: (216) [system] ')'==j
   Fail: (216) [system] ')'==j
   Call: (216) [system] get_char((0x55fbb4538270), j)
   Exit: (216) [system] get_char((0x55fbb4538270), j)
   Call: (216) [system] j=(\)
   Fail: (216) [system] j=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _53918)
   Call: (217) [system] peek_char((0x55fbb4538270), _54852)
   Exit: (217) [system] peek_char((0x55fbb4538270), u)
^  Call: (217) [user] is_delimiter(u)
   Call: (218) [system] char_type(u, space)
   Fail: (218) [system] char_type(u, space)
   Call: (218) [system] arg(_59572, v('(', ')', end_of_file), u)
   Fail: (218) [system] arg(_60504, v('(', ')', end_of_file), u)
^  Fail: (217) [user] is_delimiter(u)
   Call: (217) [system] ')'==u
   Fail: (217) [system] ')'==u
   Call: (217) [system] get_char((0x55fbb4538270), u)
   Exit: (217) [system] get_char((0x55fbb4538270), u)
   Call: (217) [system] u=(\)
   Fail: (217) [system] u=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _67854)
   Call: (218) [system] peek_char((0x55fbb4538270), _68788)
   Exit: (218) [system] peek_char((0x55fbb4538270), n)
^  Call: (218) [user] is_delimiter(n)
   Call: (219) [system] char_type(n, space)
   Fail: (219) [system] char_type(n, space)
   Call: (219) [system] arg(_73508, v('(', ')', end_of_file), n)
   Fail: (219) [system] arg(_74440, v('(', ')', end_of_file), n)
^  Fail: (218) [user] is_delimiter(n)
   Call: (218) [system] ')'==n
   Fail: (218) [system] ')'==n
   Call: (218) [system] get_char((0x55fbb4538270), n)
   Exit: (218) [system] get_char((0x55fbb4538270), n)
   Call: (218) [system] n=(\)
   Fail: (218) [system] n=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _81790)
   Call: (219) [system] peek_char((0x55fbb4538270), _82724)
   Exit: (219) [system] peek_char((0x55fbb4538270), c)
^  Call: (219) [user] is_delimiter(c)
   Call: (220) [system] char_type(c, space)
   Fail: (220) [system] char_type(c, space)
   Call: (220) [system] arg(_87444, v('(', ')', end_of_file), c)
   Fail: (220) [system] arg(_88376, v('(', ')', end_of_file), c)
^  Fail: (219) [user] is_delimiter(c)
   Call: (219) [system] ')'==c
   Fail: (219) [system] ')'==c
   Call: (219) [system] get_char((0x55fbb4538270), c)
   Exit: (219) [system] get_char((0x55fbb4538270), c)
   Call: (219) [system] c=(\)
   Fail: (219) [system] c=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _95726)
   Call: (220) [system] peek_char((0x55fbb4538270), _96660)
   Exit: (220) [system] peek_char((0x55fbb4538270), t)
^  Call: (220) [user] is_delimiter(t)
   Call: (221) [system] char_type(t, space)
   Fail: (221) [system] char_type(t, space)
   Call: (221) [system] arg(_101380, v('(', ')', end_of_file), t)
   Fail: (221) [system] arg(_102312, v('(', ')', end_of_file), t)
^  Fail: (220) [user] is_delimiter(t)
   Call: (220) [system] ')'==t
   Fail: (220) [system] ')'==t
   Call: (220) [system] get_char((0x55fbb4538270), t)
   Exit: (220) [system] get_char((0x55fbb4538270), t)
   Call: (220) [system] t=(\)
   Fail: (220) [system] t=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _109662)
   Call: (221) [system] peek_char((0x55fbb4538270), _110596)
   Exit: (221) [system] peek_char((0x55fbb4538270), i)
^  Call: (221) [user] is_delimiter(i)
   Call: (222) [system] char_type(i, space)
   Fail: (222) [system] char_type(i, space)
   Call: (222) [system] arg(_115316, v('(', ')', end_of_file), i)
   Fail: (222) [system] arg(_116248, v('(', ')', end_of_file), i)
^  Fail: (221) [user] is_delimiter(i)
   Call: (221) [system] ')'==i
   Fail: (221) [system] ')'==i
   Call: (221) [system] get_char((0x55fbb4538270), i)
   Exit: (221) [system] get_char((0x55fbb4538270), i)
   Call: (221) [system] i=(\)
   Fail: (221) [system] i=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _123598)
   Call: (222) [system] peek_char((0x55fbb4538270), _124532)
   Exit: (222) [system] peek_char((0x55fbb4538270), o)
^  Call: (222) [user] is_delimiter(o)
   Call: (223) [system] char_type(o, space)
   Fail: (223) [system] char_type(o, space)
   Call: (223) [system] arg(_129252, v('(', ')', end_of_file), o)
   Fail: (223) [system] arg(_130184, v('(', ')', end_of_file), o)
^  Fail: (222) [user] is_delimiter(o)
   Call: (222) [system] ')'==o
   Fail: (222) [system] ')'==o
   Call: (222) [system] get_char((0x55fbb4538270), o)
   Exit: (222) [system] get_char((0x55fbb4538270), o)
   Call: (222) [system] o=(\)
   Fail: (222) [system] o=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _137534)
   Call: (223) [system] peek_char((0x55fbb4538270), _138468)
   Exit: (223) [system] peek_char((0x55fbb4538270), n)
^  Call: (223) [user] is_delimiter(n)
   Call: (224) [system] char_type(n, space)
   Fail: (224) [system] char_type(n, space)
   Call: (224) [system] arg(_143188, v('(', ')', end_of_file), n)
   Fail: (224) [system] arg(_144120, v('(', ')', end_of_file), n)
^  Fail: (223) [user] is_delimiter(n)
   Call: (223) [system] ')'==n
   Fail: (223) [system] ')'==n
   Call: (223) [system] get_char((0x55fbb4538270), n)
   Exit: (223) [system] get_char((0x55fbb4538270), n)
   Call: (223) [system] n=(\)
   Fail: (223) [system] n=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _151470)
   Call: (224) [system] peek_char((0x55fbb4538270), _152404)
   Exit: (224) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (224) [user] is_delimiter('I')
   Call: (225) [system] char_type('I', space)
   Fail: (225) [system] char_type('I', space)
   Call: (225) [system] arg(_157124, v('(', ')', end_of_file), 'I')
   Fail: (225) [system] arg(_158056, v('(', ')', end_of_file), 'I')
^  Fail: (224) [user] is_delimiter('I')
   Call: (224) [system] ')'=='I'
   Fail: (224) [system] ')'=='I'
   Call: (224) [system] get_char((0x55fbb4538270), 'I')
   Exit: (224) [system] get_char((0x55fbb4538270), 'I')
   Call: (224) [system] 'I'=(\)
   Fail: (224) [system] 'I'=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _165406)
   Call: (225) [system] peek_char((0x55fbb4538270), _166340)
   Exit: (225) [system] peek_char((0x55fbb4538270), n)
^  Call: (225) [user] is_delimiter(n)
   Call: (226) [system] char_type(n, space)
   Fail: (226) [system] char_type(n, space)
   Call: (226) [system] arg(_171060, v('(', ')', end_of_file), n)
   Fail: (226) [system] arg(_171992, v('(', ')', end_of_file), n)
^  Fail: (225) [user] is_delimiter(n)
   Call: (225) [system] ')'==n
   Fail: (225) [system] ')'==n
   Call: (225) [system] get_char((0x55fbb4538270), n)
   Exit: (225) [system] get_char((0x55fbb4538270), n)
   Call: (225) [system] n=(\)
   Fail: (225) [system] n=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _179342)
   Call: (226) [system] peek_char((0x55fbb4538270), _180276)
   Exit: (226) [system] peek_char((0x55fbb4538270), t)
^  Call: (226) [user] is_delimiter(t)
   Call: (227) [system] char_type(t, space)
   Fail: (227) [system] char_type(t, space)
   Call: (227) [system] arg(_184996, v('(', ')', end_of_file), t)
   Fail: (227) [system] arg(_185928, v('(', ')', end_of_file), t)
^  Fail: (226) [user] is_delimiter(t)
   Call: (226) [system] ')'==t
   Fail: (226) [system] ')'==t
   Call: (226) [system] get_char((0x55fbb4538270), t)
   Exit: (226) [system] get_char((0x55fbb4538270), t)
   Call: (226) [system] t=(\)
   Fail: (226) [system] t=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _193278)
   Call: (227) [system] peek_char((0x55fbb4538270), _194212)
   Exit: (227) [system] peek_char((0x55fbb4538270), r)
^  Call: (227) [user] is_delimiter(r)
   Call: (228) [system] char_type(r, space)
   Fail: (228) [system] char_type(r, space)
   Call: (228) [system] arg(_198932, v('(', ')', end_of_file), r)
   Fail: (228) [system] arg(_199864, v('(', ')', end_of_file), r)
^  Fail: (227) [user] is_delimiter(r)
   Call: (227) [system] ')'==r
   Fail: (227) [system] ')'==r
   Call: (227) [system] get_char((0x55fbb4538270), r)
   Exit: (227) [system] get_char((0x55fbb4538270), r)
   Call: (227) [system] r=(\)
   Fail: (227) [system] r=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _207214)
   Call: (228) [system] peek_char((0x55fbb4538270), _208148)
   Exit: (228) [system] peek_char((0x55fbb4538270), o)
^  Call: (228) [user] is_delimiter(o)
   Call: (229) [system] char_type(o, space)
   Fail: (229) [system] char_type(o, space)
   Call: (229) [system] arg(_212868, v('(', ')', end_of_file), o)
   Fail: (229) [system] arg(_213800, v('(', ')', end_of_file), o)
^  Fail: (228) [user] is_delimiter(o)
   Call: (228) [system] ')'==o
   Fail: (228) [system] ')'==o
   Call: (228) [system] get_char((0x55fbb4538270), o)
   Exit: (228) [system] get_char((0x55fbb4538270), o)
   Call: (228) [system] o=(\)
   Fail: (228) [system] o=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _221150)
   Call: (229) [system] peek_char((0x55fbb4538270), _222084)
   Exit: (229) [system] peek_char((0x55fbb4538270), d)
^  Call: (229) [user] is_delimiter(d)
   Call: (230) [system] char_type(d, space)
   Fail: (230) [system] char_type(d, space)
   Call: (230) [system] arg(_226804, v('(', ')', end_of_file), d)
   Fail: (230) [system] arg(_227736, v('(', ')', end_of_file), d)
^  Fail: (229) [user] is_delimiter(d)
   Call: (229) [system] ')'==d
   Fail: (229) [system] ')'==d
   Call: (229) [system] get_char((0x55fbb4538270), d)
   Exit: (229) [system] get_char((0x55fbb4538270), d)
   Call: (229) [system] d=(\)
   Fail: (229) [system] d=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _235086)
   Call: (230) [system] peek_char((0x55fbb4538270), _236020)
   Exit: (230) [system] peek_char((0x55fbb4538270), u)
^  Call: (230) [user] is_delimiter(u)
   Call: (231) [system] char_type(u, space)
   Fail: (231) [system] char_type(u, space)
   Call: (231) [system] arg(_240740, v('(', ')', end_of_file), u)
   Fail: (231) [system] arg(_241672, v('(', ')', end_of_file), u)
^  Fail: (230) [user] is_delimiter(u)
   Call: (230) [system] ')'==u
   Fail: (230) [system] ')'==u
   Call: (230) [system] get_char((0x55fbb4538270), u)
   Exit: (230) [system] get_char((0x55fbb4538270), u)
   Call: (230) [system] u=(\)
   Fail: (230) [system] u=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _249022)
   Call: (231) [system] peek_char((0x55fbb4538270), _249956)
   Exit: (231) [system] peek_char((0x55fbb4538270), c)
^  Call: (231) [user] is_delimiter(c)
   Call: (232) [system] char_type(c, space)
   Fail: (232) [system] char_type(c, space)
   Call: (232) [system] arg(_254676, v('(', ')', end_of_file), c)
   Fail: (232) [system] arg(_255608, v('(', ')', end_of_file), c)
^  Fail: (231) [user] is_delimiter(c)
   Call: (231) [system] ')'==c
   Fail: (231) [system] ')'==c
   Call: (231) [system] get_char((0x55fbb4538270), c)
   Exit: (231) [system] get_char((0x55fbb4538270), c)
   Call: (231) [system] c=(\)
   Fail: (231) [system] c=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _262958)
   Call: (232) [system] peek_char((0x55fbb4538270), _263892)
   Exit: (232) [system] peek_char((0x55fbb4538270), t)
^  Call: (232) [user] is_delimiter(t)
   Call: (233) [system] char_type(t, space)
   Fail: (233) [system] char_type(t, space)
   Call: (233) [system] arg(_268612, v('(', ')', end_of_file), t)
   Fail: (233) [system] arg(_269544, v('(', ')', end_of_file), t)
^  Fail: (232) [user] is_delimiter(t)
   Call: (232) [system] ')'==t
   Fail: (232) [system] ')'==t
   Call: (232) [system] get_char((0x55fbb4538270), t)
   Exit: (232) [system] get_char((0x55fbb4538270), t)
   Call: (232) [system] t=(\)
   Fail: (232) [system] t=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _276894)
   Call: (233) [system] peek_char((0x55fbb4538270), _277828)
   Exit: (233) [system] peek_char((0x55fbb4538270), i)
^  Call: (233) [user] is_delimiter(i)
   Call: (234) [system] char_type(i, space)
   Fail: (234) [system] char_type(i, space)
   Call: (234) [system] arg(_282548, v('(', ')', end_of_file), i)
   Fail: (234) [system] arg(_283480, v('(', ')', end_of_file), i)
^  Fail: (233) [user] is_delimiter(i)
   Call: (233) [system] ')'==i
   Fail: (233) [system] ')'==i
   Call: (233) [system] get_char((0x55fbb4538270), i)
   Exit: (233) [system] get_char((0x55fbb4538270), i)
   Call: (233) [system] i=(\)
   Fail: (233) [system] i=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _290830)
   Call: (234) [system] peek_char((0x55fbb4538270), _291764)
   Exit: (234) [system] peek_char((0x55fbb4538270), o)
^  Call: (234) [user] is_delimiter(o)
   Call: (235) [system] char_type(o, space)
   Fail: (235) [system] char_type(o, space)
   Call: (235) [system] arg(_296484, v('(', ')', end_of_file), o)
   Fail: (235) [system] arg(_297416, v('(', ')', end_of_file), o)
^  Fail: (234) [user] is_delimiter(o)
   Call: (234) [system] ')'==o
   Fail: (234) [system] ')'==o
   Call: (234) [system] get_char((0x55fbb4538270), o)
   Exit: (234) [system] get_char((0x55fbb4538270), o)
   Call: (234) [system] o=(\)
   Fail: (234) [system] o=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _304766)
   Call: (235) [system] peek_char((0x55fbb4538270), _305700)
   Exit: (235) [system] peek_char((0x55fbb4538270), n)
^  Call: (235) [user] is_delimiter(n)
   Call: (236) [system] char_type(n, space)
   Fail: (236) [system] char_type(n, space)
   Call: (236) [system] arg(_310420, v('(', ')', end_of_file), n)
   Fail: (236) [system] arg(_311352, v('(', ')', end_of_file), n)
^  Fail: (235) [user] is_delimiter(n)
   Call: (235) [system] ')'==n
   Fail: (235) [system] ')'==n
   Call: (235) [system] get_char((0x55fbb4538270), n)
   Exit: (235) [system] get_char((0x55fbb4538270), n)
   Call: (235) [system] n=(\)
   Fail: (235) [system] n=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), _318702)
   Call: (236) [system] peek_char((0x55fbb4538270), _319636)
   Exit: (236) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (236) [user] is_delimiter(' ')
   Call: (237) [system] char_type(' ', space)
   Exit: (237) [system] char_type(' ', space)
^  Exit: (236) [user] is_delimiter(' ')
   Call: (236) [system] _318702=[]
   Exit: (236) [system] []=[]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (235) [system] _304766=[n]
   Exit: (235) [system] [n]=[n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (234) [system] _290830=[o, n]
   Exit: (234) [system] [o, n]=[o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (233) [system] _276894=[i, o, n]
   Exit: (233) [system] [i, o, n]=[i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (232) [system] _262958=[t, i, o, n]
   Exit: (232) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (231) [system] _249022=[c, t, i, o, n]
   Exit: (231) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (230) [system] _235086=[u, c, t, i, o, n]
   Exit: (230) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (229) [system] _221150=[d, u, c, t, i, o, n]
   Exit: (229) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (228) [system] _207214=[o, d, u, c, t, i, o, n]
   Exit: (228) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (227) [system] _193278=[r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _179342=[t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _165406=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _151470=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _137534=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _123598=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _109662=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _95726=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _81790=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _67854=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _53918=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _39982=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _26046=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _12110=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (213) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _5654)
^  Call: (214) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _390388)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_391340, _391342), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _390388), _391322, fail)), '$restore_trace'(_391340, _391342))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_391340, _391342))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _390388), _391322, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(_390388)
   Fail: (215) [system] atomic(_390388)
   Call: (215) [system] atom_chars(_390388, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (215) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (214) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
   Call: (214) [system] integer('DisjunctionIntroduction')
   Fail: (214) [system] integer('DisjunctionIntroduction')
   Call: (214) [system] _5654='DisjunctionIntroduction'
   Exit: (214) [system] 'DisjunctionIntroduction'='DisjunctionIntroduction'
^  Exit: (213) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (212) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'DisjunctionIntroduction')
^  Exit: (211) [user] cont_sexpr(')', (0x55fbb4538270), 'DisjunctionIntroduction')
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _405338)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _407196)
   Exit: (213) [system] peek_char((0x55fbb4538270), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
   Call: (213) [system] ' '=(/)
   Fail: (213) [system] ' '=(/)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55fbb4538270), _416790)
   Exit: (213) [system] get_char((0x55fbb4538270), ' ')
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _419494)
   Exit: (214) [system] peek_char((0x55fbb4538270), a)
   Call: (214) [system] a=(;)
   Fail: (214) [system] a=(;)
   Call: (214) [system] a=(/)
   Fail: (214) [system] a=(/)
^  Call: (214) [user] is_like_space(a)
   Call: (215) [system] char_type(a, 'white')
   Fail: (215) [system] char_type(a, 'white')
   Call: (215) [system] char_type(a, end_of_line)
   Fail: (215) [system] char_type(a, end_of_line)
   Call: (215) [system] char_type(a, space)
   Fail: (215) [system] char_type(a, space)
   Call: (215) [system] char_type(a, cntrl)
   Fail: (215) [system] char_type(a, cntrl)
^  Fail: (214) [user] is_like_space(a)
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _436428)
   Exit: (212) [system] peek_char((0x55fbb4538270), a)
   Call: (212) [system] a=')'
   Fail: (212) [system] a=')'
   Call: (212) [system] a=end_of_file
   Fail: (212) [system] a=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55fbb4538270), _441998)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _443856)
   Exit: (214) [system] peek_char((0x55fbb4538270), a)
   Call: (214) [system] a=(;)
   Fail: (214) [system] a=(;)
   Call: (214) [system] a=(/)
   Fail: (214) [system] a=(/)
^  Call: (214) [user] is_like_space(a)
   Call: (215) [system] char_type(a, 'white')
   Fail: (215) [system] char_type(a, 'white')
   Call: (215) [system] char_type(a, end_of_line)
   Fail: (215) [system] char_type(a, end_of_line)
   Call: (215) [system] char_type(a, space)
   Fail: (215) [system] char_type(a, space)
   Call: (215) [system] char_type(a, cntrl)
   Fail: (215) [system] char_type(a, cntrl)
^  Fail: (214) [user] is_like_space(a)
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] get_char((0x55fbb4538270), _459866)
   Exit: (213) [system] get_char((0x55fbb4538270), a)
   Call: (213) [system] a='('
   Fail: (213) [system] a='('
   Call: (213) [system] a='['
   Fail: (213) [system] a='['
   Call: (213) [system] a='{'
   Fail: (213) [system] a='{'
   Call: (213) [system] a='"'
   Fail: (213) [system] a='"'
   Call: (213) [system] a=!
   Fail: (213) [system] a=!
   Call: (213) [system] a='\''
   Fail: (213) [system] a='\''
   Call: (213) [system] a='`'
   Fail: (213) [system] a='`'
   Call: (213) [system] a=end_of_file
   Fail: (213) [system] a=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55fbb4538270), a, _441998)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _477508)
   Call: (215) [system] peek_char((0x55fbb4538270), _478442)
   Exit: (215) [system] peek_char((0x55fbb4538270), b)
^  Call: (215) [user] is_delimiter(b)
   Call: (216) [system] char_type(b, space)
   Fail: (216) [system] char_type(b, space)
   Call: (216) [system] arg(_483162, v('(', ')', end_of_file), b)
   Fail: (216) [system] arg(_484094, v('(', ')', end_of_file), b)
^  Fail: (215) [user] is_delimiter(b)
   Call: (215) [system] ')'==b
   Fail: (215) [system] ')'==b
   Call: (215) [system] get_char((0x55fbb4538270), b)
   Exit: (215) [system] get_char((0x55fbb4538270), b)
   Call: (215) [system] b=(\)
   Fail: (215) [system] b=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _491444)
   Call: (216) [system] peek_char((0x55fbb4538270), _492378)
   Exit: (216) [system] peek_char((0x55fbb4538270), c)
^  Call: (216) [user] is_delimiter(c)
   Call: (217) [system] char_type(c, space)
   Fail: (217) [system] char_type(c, space)
   Call: (217) [system] arg(_497098, v('(', ')', end_of_file), c)
   Fail: (217) [system] arg(_498030, v('(', ')', end_of_file), c)
^  Fail: (216) [user] is_delimiter(c)
   Call: (216) [system] ')'==c
   Fail: (216) [system] ')'==c
   Call: (216) [system] get_char((0x55fbb4538270), c)
   Exit: (216) [system] get_char((0x55fbb4538270), c)
   Call: (216) [system] c=(\)
   Fail: (216) [system] c=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _505380)
   Call: (217) [system] peek_char((0x55fbb4538270), _506314)
   Exit: (217) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (217) [user] is_delimiter(' ')
   Call: (218) [system] char_type(' ', space)
   Exit: (218) [system] char_type(' ', space)
^  Exit: (217) [user] is_delimiter(' ')
   Call: (217) [system] _505380=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (216) [system] _491444=[c]
   Exit: (216) [system] [c]=[c]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), [c])
   Call: (215) [system] _477508=[b, c]
   Exit: (215) [system] [b, c]=[b, c]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [b, c])
^  Call: (214) [user] classify_and_convert_charseq([a, b, c], _441998)
^  Call: (215) [user] classify_and_convert_charseq_([a, b, c], _521186)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_522138, _522140), once(user:catch(read_from_chars([a, b, c], _521186), _522120, fail)), '$restore_trace'(_522138, _522140))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_522138, _522140))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _522120, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(abc)
   Exit: (216) [system] atomic(abc)
^  Exit: (215) [user] classify_and_convert_charseq_([a, b, c], abc)
   Call: (215) [system] integer(abc)
   Fail: (215) [system] integer(abc)
   Call: (215) [system] _441998=abc
   Exit: (215) [system] abc=abc
^  Exit: (214) [user] classify_and_convert_charseq([a, b, c], abc)
^  Exit: (213) [user] read_symbolic(')', (0x55fbb4538270), a, abc)
^  Exit: (212) [user] cont_sexpr(')', (0x55fbb4538270), abc)
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _534266)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _536124)
   Exit: (214) [system] peek_char((0x55fbb4538270), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
   Call: (214) [system] ' '=(/)
   Fail: (214) [system] ' '=(/)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55fbb4538270), _545718)
   Exit: (214) [system] get_char((0x55fbb4538270), ' ')
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _548422)
   Exit: (215) [system] peek_char((0x55fbb4538270), '(')
   Call: (215) [system] '('=(;)
   Fail: (215) [system] '('=(;)
   Call: (215) [system] '('=(/)
   Fail: (215) [system] '('=(/)
^  Call: (215) [user] is_like_space('(')
   Call: (216) [system] char_type('(', 'white')
   Fail: (216) [system] char_type('(', 'white')
   Call: (216) [system] char_type('(', end_of_line)
   Fail: (216) [system] char_type('(', end_of_line)
   Call: (216) [system] char_type('(', space)
   Fail: (216) [system] char_type('(', space)
   Call: (216) [system] char_type('(', cntrl)
   Fail: (216) [system] char_type('(', cntrl)
^  Fail: (215) [user] is_like_space('(')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _565356)
   Exit: (213) [system] peek_char((0x55fbb4538270), '(')
   Call: (213) [system] '('=')'
   Fail: (213) [system] '('=')'
   Call: (213) [system] '('=end_of_file
   Fail: (213) [system] '('=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55fbb4538270), _570926)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _572784)
   Exit: (215) [system] peek_char((0x55fbb4538270), '(')
   Call: (215) [system] '('=(;)
   Fail: (215) [system] '('=(;)
   Call: (215) [system] '('=(/)
   Fail: (215) [system] '('=(/)
^  Call: (215) [user] is_like_space('(')
   Call: (216) [system] char_type('(', 'white')
   Fail: (216) [system] char_type('(', 'white')
   Call: (216) [system] char_type('(', end_of_line)
   Fail: (216) [system] char_type('(', end_of_line)
   Call: (216) [system] char_type('(', space)
   Fail: (216) [system] char_type('(', space)
   Call: (216) [system] char_type('(', cntrl)
   Fail: (216) [system] char_type('(', cntrl)
^  Fail: (215) [user] is_like_space('(')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] get_char((0x55fbb4538270), _588794)
   Exit: (214) [system] get_char((0x55fbb4538270), '(')
   Call: (214) [system] '('='('
   Exit: (214) [system] '('='('
^  Call: (214) [user] read_list(')', (0x55fbb4538270), _570926)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _594364)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'D')
   Call: (216) [system] 'D'=(;)
   Fail: (216) [system] 'D'=(;)
   Call: (216) [system] 'D'=(/)
   Fail: (216) [system] 'D'=(/)
^  Call: (216) [user] is_like_space('D')
   Call: (217) [system] char_type('D', 'white')
   Fail: (217) [system] char_type('D', 'white')
   Call: (217) [system] char_type('D', end_of_line)
   Fail: (217) [system] char_type('D', end_of_line)
   Call: (217) [system] char_type('D', space)
   Fail: (217) [system] char_type('D', space)
   Call: (217) [system] char_type('D', cntrl)
   Fail: (217) [system] char_type('D', cntrl)
^  Fail: (216) [user] is_like_space('D')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _610374)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'D')
   Call: (215) [system] 'D'=')'
   Fail: (215) [system] 'D'=')'
   Call: (215) [system] 'D'=end_of_file
   Fail: (215) [system] 'D'=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55fbb4538270), _615944)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _617802)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'D')
   Call: (217) [system] 'D'=(;)
   Fail: (217) [system] 'D'=(;)
   Call: (217) [system] 'D'=(/)
   Fail: (217) [system] 'D'=(/)
^  Call: (217) [user] is_like_space('D')
   Call: (218) [system] char_type('D', 'white')
   Fail: (218) [system] char_type('D', 'white')
   Call: (218) [system] char_type('D', end_of_line)
   Fail: (218) [system] char_type('D', end_of_line)
   Call: (218) [system] char_type('D', space)
   Fail: (218) [system] char_type('D', space)
   Call: (218) [system] char_type('D', cntrl)
   Fail: (218) [system] char_type('D', cntrl)
^  Fail: (217) [user] is_like_space('D')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] get_char((0x55fbb4538270), _633812)
   Exit: (216) [system] get_char((0x55fbb4538270), 'D')
   Call: (216) [system] 'D'='('
   Fail: (216) [system] 'D'='('
   Call: (216) [system] 'D'='['
   Fail: (216) [system] 'D'='['
   Call: (216) [system] 'D'='{'
   Fail: (216) [system] 'D'='{'
   Call: (216) [system] 'D'='"'
   Fail: (216) [system] 'D'='"'
   Call: (216) [system] 'D'=!
   Fail: (216) [system] 'D'=!
   Call: (216) [system] 'D'='\''
   Fail: (216) [system] 'D'='\''
   Call: (216) [system] 'D'='`'
   Fail: (216) [system] 'D'='`'
   Call: (216) [system] 'D'=end_of_file
   Fail: (216) [system] 'D'=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55fbb4538270), 'D', _615944)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _651454)
   Call: (218) [system] peek_char((0x55fbb4538270), _652388)
   Exit: (218) [system] peek_char((0x55fbb4538270), i)
^  Call: (218) [user] is_delimiter(i)
   Call: (219) [system] char_type(i, space)
   Fail: (219) [system] char_type(i, space)
   Call: (219) [system] arg(_657108, v('(', ')', end_of_file), i)
   Fail: (219) [system] arg(_658040, v('(', ')', end_of_file), i)
^  Fail: (218) [user] is_delimiter(i)
   Call: (218) [system] ')'==i
   Fail: (218) [system] ')'==i
   Call: (218) [system] get_char((0x55fbb4538270), i)
   Exit: (218) [system] get_char((0x55fbb4538270), i)
   Call: (218) [system] i=(\)
   Fail: (218) [system] i=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _665390)
   Call: (219) [system] peek_char((0x55fbb4538270), _666324)
   Exit: (219) [system] peek_char((0x55fbb4538270), s)
^  Call: (219) [user] is_delimiter(s)
   Call: (220) [system] char_type(s, space)
   Fail: (220) [system] char_type(s, space)
   Call: (220) [system] arg(_671044, v('(', ')', end_of_file), s)
   Fail: (220) [system] arg(_671976, v('(', ')', end_of_file), s)
^  Fail: (219) [user] is_delimiter(s)
   Call: (219) [system] ')'==s
   Fail: (219) [system] ')'==s
   Call: (219) [system] get_char((0x55fbb4538270), s)
   Exit: (219) [system] get_char((0x55fbb4538270), s)
   Call: (219) [system] s=(\)
   Fail: (219) [system] s=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _679326)
   Call: (220) [system] peek_char((0x55fbb4538270), _680260)
   Exit: (220) [system] peek_char((0x55fbb4538270), j)
^  Call: (220) [user] is_delimiter(j)
   Call: (221) [system] char_type(j, space)
   Fail: (221) [system] char_type(j, space)
   Call: (221) [system] arg(_684980, v('(', ')', end_of_file), j)
   Fail: (221) [system] arg(_685912, v('(', ')', end_of_file), j)
^  Fail: (220) [user] is_delimiter(j)
   Call: (220) [system] ')'==j
   Fail: (220) [system] ')'==j
   Call: (220) [system] get_char((0x55fbb4538270), j)
   Exit: (220) [system] get_char((0x55fbb4538270), j)
   Call: (220) [system] j=(\)
   Fail: (220) [system] j=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _693262)
   Call: (221) [system] peek_char((0x55fbb4538270), _694196)
   Exit: (221) [system] peek_char((0x55fbb4538270), u)
^  Call: (221) [user] is_delimiter(u)
   Call: (222) [system] char_type(u, space)
   Fail: (222) [system] char_type(u, space)
   Call: (222) [system] arg(_698916, v('(', ')', end_of_file), u)
   Fail: (222) [system] arg(_699848, v('(', ')', end_of_file), u)
^  Fail: (221) [user] is_delimiter(u)
   Call: (221) [system] ')'==u
   Fail: (221) [system] ')'==u
   Call: (221) [system] get_char((0x55fbb4538270), u)
   Exit: (221) [system] get_char((0x55fbb4538270), u)
   Call: (221) [system] u=(\)
   Fail: (221) [system] u=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _707198)
   Call: (222) [system] peek_char((0x55fbb4538270), _708132)
   Exit: (222) [system] peek_char((0x55fbb4538270), n)
^  Call: (222) [user] is_delimiter(n)
   Call: (223) [system] char_type(n, space)
   Fail: (223) [system] char_type(n, space)
   Call: (223) [system] arg(_712852, v('(', ')', end_of_file), n)
   Fail: (223) [system] arg(_713784, v('(', ')', end_of_file), n)
^  Fail: (222) [user] is_delimiter(n)
   Call: (222) [system] ')'==n
   Fail: (222) [system] ')'==n
   Call: (222) [system] get_char((0x55fbb4538270), n)
   Exit: (222) [system] get_char((0x55fbb4538270), n)
   Call: (222) [system] n=(\)
   Fail: (222) [system] n=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _721134)
   Call: (223) [system] peek_char((0x55fbb4538270), _722068)
   Exit: (223) [system] peek_char((0x55fbb4538270), c)
^  Call: (223) [user] is_delimiter(c)
   Call: (224) [system] char_type(c, space)
   Fail: (224) [system] char_type(c, space)
   Call: (224) [system] arg(_726788, v('(', ')', end_of_file), c)
   Fail: (224) [system] arg(_727720, v('(', ')', end_of_file), c)
^  Fail: (223) [user] is_delimiter(c)
   Call: (223) [system] ')'==c
   Fail: (223) [system] ')'==c
   Call: (223) [system] get_char((0x55fbb4538270), c)
   Exit: (223) [system] get_char((0x55fbb4538270), c)
   Call: (223) [system] c=(\)
   Fail: (223) [system] c=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _735070)
   Call: (224) [system] peek_char((0x55fbb4538270), _736004)
   Exit: (224) [system] peek_char((0x55fbb4538270), t)
^  Call: (224) [user] is_delimiter(t)
   Call: (225) [system] char_type(t, space)
   Fail: (225) [system] char_type(t, space)
   Call: (225) [system] arg(_740724, v('(', ')', end_of_file), t)
   Fail: (225) [system] arg(_741656, v('(', ')', end_of_file), t)
^  Fail: (224) [user] is_delimiter(t)
   Call: (224) [system] ')'==t
   Fail: (224) [system] ')'==t
   Call: (224) [system] get_char((0x55fbb4538270), t)
   Exit: (224) [system] get_char((0x55fbb4538270), t)
   Call: (224) [system] t=(\)
   Fail: (224) [system] t=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _749006)
   Call: (225) [system] peek_char((0x55fbb4538270), _749940)
   Exit: (225) [system] peek_char((0x55fbb4538270), i)
^  Call: (225) [user] is_delimiter(i)
   Call: (226) [system] char_type(i, space)
   Fail: (226) [system] char_type(i, space)
   Call: (226) [system] arg(_754660, v('(', ')', end_of_file), i)
   Fail: (226) [system] arg(_755592, v('(', ')', end_of_file), i)
^  Fail: (225) [user] is_delimiter(i)
   Call: (225) [system] ')'==i
   Fail: (225) [system] ')'==i
   Call: (225) [system] get_char((0x55fbb4538270), i)
   Exit: (225) [system] get_char((0x55fbb4538270), i)
   Call: (225) [system] i=(\)
   Fail: (225) [system] i=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _762942)
   Call: (226) [system] peek_char((0x55fbb4538270), _763876)
   Exit: (226) [system] peek_char((0x55fbb4538270), o)
^  Call: (226) [user] is_delimiter(o)
   Call: (227) [system] char_type(o, space)
   Fail: (227) [system] char_type(o, space)
   Call: (227) [system] arg(_768596, v('(', ')', end_of_file), o)
   Fail: (227) [system] arg(_769528, v('(', ')', end_of_file), o)
^  Fail: (226) [user] is_delimiter(o)
   Call: (226) [system] ')'==o
   Fail: (226) [system] ')'==o
   Call: (226) [system] get_char((0x55fbb4538270), o)
   Exit: (226) [system] get_char((0x55fbb4538270), o)
   Call: (226) [system] o=(\)
   Fail: (226) [system] o=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _776878)
   Call: (227) [system] peek_char((0x55fbb4538270), _777812)
   Exit: (227) [system] peek_char((0x55fbb4538270), n)
^  Call: (227) [user] is_delimiter(n)
   Call: (228) [system] char_type(n, space)
   Fail: (228) [system] char_type(n, space)
   Call: (228) [system] arg(_782532, v('(', ')', end_of_file), n)
   Fail: (228) [system] arg(_783464, v('(', ')', end_of_file), n)
^  Fail: (227) [user] is_delimiter(n)
   Call: (227) [system] ')'==n
   Fail: (227) [system] ')'==n
   Call: (227) [system] get_char((0x55fbb4538270), n)
   Exit: (227) [system] get_char((0x55fbb4538270), n)
   Call: (227) [system] n=(\)
   Fail: (227) [system] n=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _790814)
   Call: (228) [system] peek_char((0x55fbb4538270), _791748)
   Exit: (228) [system] peek_char((0x55fbb4538270), 'I')
^  Call: (228) [user] is_delimiter('I')
   Call: (229) [system] char_type('I', space)
   Fail: (229) [system] char_type('I', space)
   Call: (229) [system] arg(_796468, v('(', ')', end_of_file), 'I')
   Fail: (229) [system] arg(_797400, v('(', ')', end_of_file), 'I')
^  Fail: (228) [user] is_delimiter('I')
   Call: (228) [system] ')'=='I'
   Fail: (228) [system] ')'=='I'
   Call: (228) [system] get_char((0x55fbb4538270), 'I')
   Exit: (228) [system] get_char((0x55fbb4538270), 'I')
   Call: (228) [system] 'I'=(\)
   Fail: (228) [system] 'I'=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _804750)
   Call: (229) [system] peek_char((0x55fbb4538270), _805684)
   Exit: (229) [system] peek_char((0x55fbb4538270), n)
^  Call: (229) [user] is_delimiter(n)
   Call: (230) [system] char_type(n, space)
   Fail: (230) [system] char_type(n, space)
   Call: (230) [system] arg(_810404, v('(', ')', end_of_file), n)
   Fail: (230) [system] arg(_811336, v('(', ')', end_of_file), n)
^  Fail: (229) [user] is_delimiter(n)
   Call: (229) [system] ')'==n
   Fail: (229) [system] ')'==n
   Call: (229) [system] get_char((0x55fbb4538270), n)
   Exit: (229) [system] get_char((0x55fbb4538270), n)
   Call: (229) [system] n=(\)
   Fail: (229) [system] n=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _818686)
   Call: (230) [system] peek_char((0x55fbb4538270), _819620)
   Exit: (230) [system] peek_char((0x55fbb4538270), t)
^  Call: (230) [user] is_delimiter(t)
   Call: (231) [system] char_type(t, space)
   Fail: (231) [system] char_type(t, space)
   Call: (231) [system] arg(_824340, v('(', ')', end_of_file), t)
   Fail: (231) [system] arg(_825272, v('(', ')', end_of_file), t)
^  Fail: (230) [user] is_delimiter(t)
   Call: (230) [system] ')'==t
   Fail: (230) [system] ')'==t
   Call: (230) [system] get_char((0x55fbb4538270), t)
   Exit: (230) [system] get_char((0x55fbb4538270), t)
   Call: (230) [system] t=(\)
   Fail: (230) [system] t=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _832622)
   Call: (231) [system] peek_char((0x55fbb4538270), _833556)
   Exit: (231) [system] peek_char((0x55fbb4538270), r)
^  Call: (231) [user] is_delimiter(r)
   Call: (232) [system] char_type(r, space)
   Fail: (232) [system] char_type(r, space)
   Call: (232) [system] arg(_838276, v('(', ')', end_of_file), r)
   Fail: (232) [system] arg(_839208, v('(', ')', end_of_file), r)
^  Fail: (231) [user] is_delimiter(r)
   Call: (231) [system] ')'==r
   Fail: (231) [system] ')'==r
   Call: (231) [system] get_char((0x55fbb4538270), r)
   Exit: (231) [system] get_char((0x55fbb4538270), r)
   Call: (231) [system] r=(\)
   Fail: (231) [system] r=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _846558)
   Call: (232) [system] peek_char((0x55fbb4538270), _847492)
   Exit: (232) [system] peek_char((0x55fbb4538270), o)
^  Call: (232) [user] is_delimiter(o)
   Call: (233) [system] char_type(o, space)
   Fail: (233) [system] char_type(o, space)
   Call: (233) [system] arg(_852212, v('(', ')', end_of_file), o)
   Fail: (233) [system] arg(_853144, v('(', ')', end_of_file), o)
^  Fail: (232) [user] is_delimiter(o)
   Call: (232) [system] ')'==o
   Fail: (232) [system] ')'==o
   Call: (232) [system] get_char((0x55fbb4538270), o)
   Exit: (232) [system] get_char((0x55fbb4538270), o)
   Call: (232) [system] o=(\)
   Fail: (232) [system] o=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), _860494)
   Call: (233) [system] peek_char((0x55fbb4538270), _861428)
   Exit: (233) [system] peek_char((0x55fbb4538270), d)
^  Call: (233) [user] is_delimiter(d)
   Call: (234) [system] char_type(d, space)
   Fail: (234) [system] char_type(d, space)
   Call: (234) [system] arg(_866148, v('(', ')', end_of_file), d)
   Fail: (234) [system] arg(_867080, v('(', ')', end_of_file), d)
^  Fail: (233) [user] is_delimiter(d)
   Call: (233) [system] ')'==d
   Fail: (233) [system] ')'==d
   Call: (233) [system] get_char((0x55fbb4538270), d)
   Exit: (233) [system] get_char((0x55fbb4538270), d)
   Call: (233) [system] d=(\)
   Fail: (233) [system] d=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), _874430)
   Call: (234) [system] peek_char((0x55fbb4538270), _875364)
   Exit: (234) [system] peek_char((0x55fbb4538270), u)
^  Call: (234) [user] is_delimiter(u)
   Call: (235) [system] char_type(u, space)
   Fail: (235) [system] char_type(u, space)
   Call: (235) [system] arg(_880084, v('(', ')', end_of_file), u)
   Fail: (235) [system] arg(_881016, v('(', ')', end_of_file), u)
^  Fail: (234) [user] is_delimiter(u)
   Call: (234) [system] ')'==u
   Fail: (234) [system] ')'==u
   Call: (234) [system] get_char((0x55fbb4538270), u)
   Exit: (234) [system] get_char((0x55fbb4538270), u)
   Call: (234) [system] u=(\)
   Fail: (234) [system] u=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), _888366)
   Call: (235) [system] peek_char((0x55fbb4538270), _889300)
   Exit: (235) [system] peek_char((0x55fbb4538270), c)
^  Call: (235) [user] is_delimiter(c)
   Call: (236) [system] char_type(c, space)
   Fail: (236) [system] char_type(c, space)
   Call: (236) [system] arg(_894020, v('(', ')', end_of_file), c)
   Fail: (236) [system] arg(_894952, v('(', ')', end_of_file), c)
^  Fail: (235) [user] is_delimiter(c)
   Call: (235) [system] ')'==c
   Fail: (235) [system] ')'==c
   Call: (235) [system] get_char((0x55fbb4538270), c)
   Exit: (235) [system] get_char((0x55fbb4538270), c)
   Call: (235) [system] c=(\)
   Fail: (235) [system] c=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), _902302)
   Call: (236) [system] peek_char((0x55fbb4538270), _903236)
   Exit: (236) [system] peek_char((0x55fbb4538270), t)
^  Call: (236) [user] is_delimiter(t)
   Call: (237) [system] char_type(t, space)
   Fail: (237) [system] char_type(t, space)
   Call: (237) [system] arg(_907956, v('(', ')', end_of_file), t)
   Fail: (237) [system] arg(_908888, v('(', ')', end_of_file), t)
^  Fail: (236) [user] is_delimiter(t)
   Call: (236) [system] ')'==t
   Fail: (236) [system] ')'==t
   Call: (236) [system] get_char((0x55fbb4538270), t)
   Exit: (236) [system] get_char((0x55fbb4538270), t)
   Call: (236) [system] t=(\)
   Fail: (236) [system] t=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), _916238)
   Call: (237) [system] peek_char((0x55fbb4538270), _917172)
   Exit: (237) [system] peek_char((0x55fbb4538270), i)
^  Call: (237) [user] is_delimiter(i)
   Call: (238) [system] char_type(i, space)
   Fail: (238) [system] char_type(i, space)
   Call: (238) [system] arg(_921892, v('(', ')', end_of_file), i)
   Fail: (238) [system] arg(_922824, v('(', ')', end_of_file), i)
^  Fail: (237) [user] is_delimiter(i)
   Call: (237) [system] ')'==i
   Fail: (237) [system] ')'==i
   Call: (237) [system] get_char((0x55fbb4538270), i)
   Exit: (237) [system] get_char((0x55fbb4538270), i)
   Call: (237) [system] i=(\)
   Fail: (237) [system] i=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), _930174)
   Call: (238) [system] peek_char((0x55fbb4538270), _931108)
   Exit: (238) [system] peek_char((0x55fbb4538270), o)
^  Call: (238) [user] is_delimiter(o)
   Call: (239) [system] char_type(o, space)
   Fail: (239) [system] char_type(o, space)
   Call: (239) [system] arg(_935828, v('(', ')', end_of_file), o)
   Fail: (239) [system] arg(_936760, v('(', ')', end_of_file), o)
^  Fail: (238) [user] is_delimiter(o)
   Call: (238) [system] ')'==o
   Fail: (238) [system] ')'==o
   Call: (238) [system] get_char((0x55fbb4538270), o)
   Exit: (238) [system] get_char((0x55fbb4538270), o)
   Call: (238) [system] o=(\)
   Fail: (238) [system] o=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), _944110)
   Call: (239) [system] peek_char((0x55fbb4538270), _945044)
   Exit: (239) [system] peek_char((0x55fbb4538270), n)
^  Call: (239) [user] is_delimiter(n)
   Call: (240) [system] char_type(n, space)
   Fail: (240) [system] char_type(n, space)
   Call: (240) [system] arg(_949764, v('(', ')', end_of_file), n)
   Fail: (240) [system] arg(_950696, v('(', ')', end_of_file), n)
^  Fail: (239) [user] is_delimiter(n)
   Call: (239) [system] ')'==n
   Fail: (239) [system] ')'==n
   Call: (239) [system] get_char((0x55fbb4538270), n)
   Exit: (239) [system] get_char((0x55fbb4538270), n)
   Call: (239) [system] n=(\)
   Fail: (239) [system] n=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55fbb4538270), _958046)
   Call: (240) [system] peek_char((0x55fbb4538270), _958980)
   Exit: (240) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (240) [user] is_delimiter(' ')
   Call: (241) [system] char_type(' ', space)
   Exit: (241) [system] char_type(' ', space)
^  Exit: (240) [user] is_delimiter(' ')
   Call: (240) [system] _958046=[]
   Exit: (240) [system] []=[]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (239) [system] _944110=[n]
   Exit: (239) [system] [n]=[n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (238) [system] _930174=[o, n]
   Exit: (238) [system] [o, n]=[o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (237) [system] _916238=[i, o, n]
   Exit: (237) [system] [i, o, n]=[i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (236) [system] _902302=[t, i, o, n]
   Exit: (236) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (235) [system] _888366=[c, t, i, o, n]
   Exit: (235) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n])
   Call: (234) [system] _874430=[u, c, t, i, o, n]
   Exit: (234) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, c, t, i, o, n])
   Call: (233) [system] _860494=[d, u, c, t, i, o, n]
   Exit: (233) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, u, c, t, i, o, n])
   Call: (232) [system] _846558=[o, d, u, c, t, i, o, n]
   Exit: (232) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, d, u, c, t, i, o, n])
   Call: (231) [system] _832622=[r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _818686=[t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _804750=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _790814=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _776878=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _762942=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _749006=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _735070=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _721134=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _707198=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _693262=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _679326=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _665390=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _651454=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (217) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _615944)
^  Call: (218) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1029732)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_1030684, _1030686), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1029732), _1030666, fail)), '$restore_trace'(_1030684, _1030686))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_1030684, _1030686))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1029732), _1030666, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(_1029732)
   Fail: (219) [system] atomic(_1029732)
   Call: (219) [system] atom_chars(_1029732, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (219) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (218) [user] classify_and_convert_charseq_(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
   Call: (218) [system] integer('DisjunctionIntroduction')
   Fail: (218) [system] integer('DisjunctionIntroduction')
   Call: (218) [system] _615944='DisjunctionIntroduction'
   Exit: (218) [system] 'DisjunctionIntroduction'='DisjunctionIntroduction'
^  Exit: (217) [user] classify_and_convert_charseq(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (216) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'DisjunctionIntroduction')
^  Exit: (215) [user] cont_sexpr(')', (0x55fbb4538270), 'DisjunctionIntroduction')
^  Call: (215) [user] read_list(')', (0x55fbb4538270), _1044682)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1046540)
   Exit: (217) [system] peek_char((0x55fbb4538270), ' ')
   Call: (217) [system] ' '=(;)
   Fail: (217) [system] ' '=(;)
   Call: (217) [system] ' '=(/)
   Fail: (217) [system] ' '=(/)
^  Call: (217) [user] is_like_space(' ')
   Call: (218) [system] char_type(' ', 'white')
   Exit: (218) [system] char_type(' ', 'white')
^  Exit: (217) [user] is_like_space(' ')
   Call: (217) [system] get_char((0x55fbb4538270), _1056134)
   Exit: (217) [system] get_char((0x55fbb4538270), ' ')
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1058838)
   Exit: (218) [system] peek_char((0x55fbb4538270), c)
   Call: (218) [system] c=(;)
   Fail: (218) [system] c=(;)
   Call: (218) [system] c=(/)
   Fail: (218) [system] c=(/)
^  Call: (218) [user] is_like_space(c)
   Call: (219) [system] char_type(c, 'white')
   Fail: (219) [system] char_type(c, 'white')
   Call: (219) [system] char_type(c, end_of_line)
   Fail: (219) [system] char_type(c, end_of_line)
   Call: (219) [system] char_type(c, space)
   Fail: (219) [system] char_type(c, space)
   Call: (219) [system] char_type(c, cntrl)
   Fail: (219) [system] char_type(c, cntrl)
^  Fail: (218) [user] is_like_space(c)
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1075772)
   Exit: (216) [system] peek_char((0x55fbb4538270), c)
   Call: (216) [system] c=')'
   Fail: (216) [system] c=')'
   Call: (216) [system] c=end_of_file
   Fail: (216) [system] c=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55fbb4538270), _1081342)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1083200)
   Exit: (218) [system] peek_char((0x55fbb4538270), c)
   Call: (218) [system] c=(;)
   Fail: (218) [system] c=(;)
   Call: (218) [system] c=(/)
   Fail: (218) [system] c=(/)
^  Call: (218) [user] is_like_space(c)
   Call: (219) [system] char_type(c, 'white')
   Fail: (219) [system] char_type(c, 'white')
   Call: (219) [system] char_type(c, end_of_line)
   Fail: (219) [system] char_type(c, end_of_line)
   Call: (219) [system] char_type(c, space)
   Fail: (219) [system] char_type(c, space)
   Call: (219) [system] char_type(c, cntrl)
   Fail: (219) [system] char_type(c, cntrl)
^  Fail: (218) [user] is_like_space(c)
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] get_char((0x55fbb4538270), _1099210)
   Exit: (217) [system] get_char((0x55fbb4538270), c)
   Call: (217) [system] c='('
   Fail: (217) [system] c='('
   Call: (217) [system] c='['
   Fail: (217) [system] c='['
   Call: (217) [system] c='{'
   Fail: (217) [system] c='{'
   Call: (217) [system] c='"'
   Fail: (217) [system] c='"'
   Call: (217) [system] c=!
   Fail: (217) [system] c=!
   Call: (217) [system] c='\''
   Fail: (217) [system] c='\''
   Call: (217) [system] c='`'
   Fail: (217) [system] c='`'
   Call: (217) [system] c=end_of_file
   Fail: (217) [system] c=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55fbb4538270), c, _1081342)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1116852)
   Call: (219) [system] peek_char((0x55fbb4538270), _1117786)
   Exit: (219) [system] peek_char((0x55fbb4538270), d)
^  Call: (219) [user] is_delimiter(d)
   Call: (220) [system] char_type(d, space)
   Fail: (220) [system] char_type(d, space)
   Call: (220) [system] arg(_1122506, v('(', ')', end_of_file), d)
   Fail: (220) [system] arg(_1123438, v('(', ')', end_of_file), d)
^  Fail: (219) [user] is_delimiter(d)
   Call: (219) [system] ')'==d
   Fail: (219) [system] ')'==d
   Call: (219) [system] get_char((0x55fbb4538270), d)
   Exit: (219) [system] get_char((0x55fbb4538270), d)
   Call: (219) [system] d=(\)
   Fail: (219) [system] d=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1130788)
   Call: (220) [system] peek_char((0x55fbb4538270), _1131722)
   Exit: (220) [system] peek_char((0x55fbb4538270), e)
^  Call: (220) [user] is_delimiter(e)
   Call: (221) [system] char_type(e, space)
   Fail: (221) [system] char_type(e, space)
   Call: (221) [system] arg(_1136442, v('(', ')', end_of_file), e)
   Fail: (221) [system] arg(_1137374, v('(', ')', end_of_file), e)
^  Fail: (220) [user] is_delimiter(e)
   Call: (220) [system] ')'==e
   Fail: (220) [system] ')'==e
   Call: (220) [system] get_char((0x55fbb4538270), e)
   Exit: (220) [system] get_char((0x55fbb4538270), e)
   Call: (220) [system] e=(\)
   Fail: (220) [system] e=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1144724)
   Call: (221) [system] peek_char((0x55fbb4538270), _1145658)
   Exit: (221) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (221) [user] is_delimiter(' ')
   Call: (222) [system] char_type(' ', space)
   Exit: (222) [system] char_type(' ', space)
^  Exit: (221) [user] is_delimiter(' ')
   Call: (221) [system] _1144724=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (220) [system] _1130788=[e]
   Exit: (220) [system] [e]=[e]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [e])
   Call: (219) [system] _1116852=[d, e]
   Exit: (219) [system] [d, e]=[d, e]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, e])
^  Call: (218) [user] classify_and_convert_charseq([c, d, e], _1081342)
^  Call: (219) [user] classify_and_convert_charseq_([c, d, e], _1160530)
^  Call: (221) [system] setup_call_cleanup('$notrace'(_1161482, _1161484), once(user:catch(read_from_chars([c, d, e], _1160530), _1161464, fail)), '$restore_trace'(_1161482, _1161484))
^  Call: (222) [system] sig_atomic(system:'$notrace'(_1161482, _1161484))
^  Exit: (221) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _1161464, fail)), system:'$restore_trace'(3, -1))
   Call: (220) [system] atomic(cde)
   Exit: (220) [system] atomic(cde)
^  Exit: (219) [user] classify_and_convert_charseq_([c, d, e], cde)
   Call: (219) [system] integer(cde)
   Fail: (219) [system] integer(cde)
   Call: (219) [system] _1081342=cde
   Exit: (219) [system] cde=cde
^  Exit: (218) [user] classify_and_convert_charseq([c, d, e], cde)
^  Exit: (217) [user] read_symbolic(')', (0x55fbb4538270), c, cde)
^  Exit: (216) [user] cont_sexpr(')', (0x55fbb4538270), cde)
^  Call: (216) [user] read_list(')', (0x55fbb4538270), _1173610)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1175468)
   Exit: (218) [system] peek_char((0x55fbb4538270), ' ')
   Call: (218) [system] ' '=(;)
   Fail: (218) [system] ' '=(;)
   Call: (218) [system] ' '=(/)
   Fail: (218) [system] ' '=(/)
^  Call: (218) [user] is_like_space(' ')
   Call: (219) [system] char_type(' ', 'white')
   Exit: (219) [system] char_type(' ', 'white')
^  Exit: (218) [user] is_like_space(' ')
   Call: (218) [system] get_char((0x55fbb4538270), _1185062)
   Exit: (218) [system] get_char((0x55fbb4538270), ' ')
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _1187766)
   Exit: (219) [system] peek_char((0x55fbb4538270), a)
   Call: (219) [system] a=(;)
   Fail: (219) [system] a=(;)
   Call: (219) [system] a=(/)
   Fail: (219) [system] a=(/)
^  Call: (219) [user] is_like_space(a)
   Call: (220) [system] char_type(a, 'white')
   Fail: (220) [system] char_type(a, 'white')
   Call: (220) [system] char_type(a, end_of_line)
   Fail: (220) [system] char_type(a, end_of_line)
   Call: (220) [system] char_type(a, space)
   Fail: (220) [system] char_type(a, space)
   Call: (220) [system] char_type(a, cntrl)
   Fail: (220) [system] char_type(a, cntrl)
^  Fail: (219) [user] is_like_space(a)
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1204700)
   Exit: (217) [system] peek_char((0x55fbb4538270), a)
   Call: (217) [system] a=')'
   Fail: (217) [system] a=')'
   Call: (217) [system] a=end_of_file
   Fail: (217) [system] a=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55fbb4538270), _1210270)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _1212128)
   Exit: (219) [system] peek_char((0x55fbb4538270), a)
   Call: (219) [system] a=(;)
   Fail: (219) [system] a=(;)
   Call: (219) [system] a=(/)
   Fail: (219) [system] a=(/)
^  Call: (219) [user] is_like_space(a)
   Call: (220) [system] char_type(a, 'white')
   Fail: (220) [system] char_type(a, 'white')
   Call: (220) [system] char_type(a, end_of_line)
   Fail: (220) [system] char_type(a, end_of_line)
   Call: (220) [system] char_type(a, space)
   Fail: (220) [system] char_type(a, space)
   Call: (220) [system] char_type(a, cntrl)
   Fail: (220) [system] char_type(a, cntrl)
^  Fail: (219) [user] is_like_space(a)
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] get_char((0x55fbb4538270), _1228138)
   Exit: (218) [system] get_char((0x55fbb4538270), a)
   Call: (218) [system] a='('
   Fail: (218) [system] a='('
   Call: (218) [system] a='['
   Fail: (218) [system] a='['
   Call: (218) [system] a='{'
   Fail: (218) [system] a='{'
   Call: (218) [system] a='"'
   Fail: (218) [system] a='"'
   Call: (218) [system] a=!
   Fail: (218) [system] a=!
   Call: (218) [system] a='\''
   Fail: (218) [system] a='\''
   Call: (218) [system] a='`'
   Fail: (218) [system] a='`'
   Call: (218) [system] a=end_of_file
   Fail: (218) [system] a=end_of_file
^  Call: (218) [user] read_symbolic(')', (0x55fbb4538270), a, _1210270)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1245780)
   Call: (220) [system] peek_char((0x55fbb4538270), _1246714)
   Exit: (220) [system] peek_char((0x55fbb4538270), ')')
^  Call: (220) [user] is_delimiter(')')
   Call: (221) [system] char_type(')', space)
   Fail: (221) [system] char_type(')', space)
   Call: (221) [system] arg(_1251434, v('(', ')', end_of_file), ')')
   Exit: (221) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (220) [user] is_delimiter(')')
   Call: (220) [system] _1245780=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (219) [user] classify_and_convert_charseq([a], _1210270)
^  Call: (220) [user] classify_and_convert_charseq_([a], _1257870)
^  Call: (222) [system] setup_call_cleanup('$notrace'(_1258822, _1258824), once(user:catch(read_from_chars([a], _1257870), _1258804, fail)), '$restore_trace'(_1258822, _1258824))
^  Call: (223) [system] sig_atomic(system:'$notrace'(_1258822, _1258824))
^  Exit: (222) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1258804, fail)), system:'$restore_trace'(3, -1))
   Call: (221) [system] atomic(a)
   Exit: (221) [system] atomic(a)
^  Exit: (220) [user] classify_and_convert_charseq_([a], a)
   Call: (220) [system] integer(a)
   Fail: (220) [system] integer(a)
   Call: (220) [system] _1210270=a
   Exit: (220) [system] a=a
^  Exit: (219) [user] classify_and_convert_charseq([a], a)
^  Exit: (218) [user] read_symbolic(')', (0x55fbb4538270), a, a)
^  Exit: (217) [user] cont_sexpr(')', (0x55fbb4538270), a)
^  Call: (217) [user] read_list(')', (0x55fbb4538270), _1270950)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _1272808)
   Exit: (219) [system] peek_char((0x55fbb4538270), ')')
   Call: (219) [system] ')'=(;)
   Fail: (219) [system] ')'=(;)
   Call: (219) [system] ')'=(/)
   Fail: (219) [system] ')'=(/)
^  Call: (219) [user] is_like_space(')')
   Call: (220) [system] char_type(')', 'white')
   Fail: (220) [system] char_type(')', 'white')
   Call: (220) [system] char_type(')', end_of_line)
   Fail: (220) [system] char_type(')', end_of_line)
   Call: (220) [system] char_type(')', space)
   Fail: (220) [system] char_type(')', space)
   Call: (220) [system] char_type(')', cntrl)
   Fail: (220) [system] char_type(')', cntrl)
^  Fail: (219) [user] is_like_space(')')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1288818)
   Exit: (218) [system] peek_char((0x55fbb4538270), ')')
   Call: (218) [system] ')'=')'
   Exit: (218) [system] ')'=')'
   Call: (218) [system] get_char((0x55fbb4538270), _1292608)
   Exit: (218) [system] get_char((0x55fbb4538270), ')')
   Call: (218) [system] _1270950=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_list(')', (0x55fbb4538270), [])
   Call: (217) [system] _1173610=[a]
   Exit: (217) [system] [a]=[a]
^  Exit: (216) [user] read_list(')', (0x55fbb4538270), [a])
   Call: (216) [system] _1044682=[cde, a]
   Exit: (216) [system] [cde, a]=[cde, a]
^  Exit: (215) [user] read_list(')', (0x55fbb4538270), [cde, a])
   Call: (215) [system] _570926=['DisjunctionIntroduction', cde, a]
   Exit: (215) [system] ['DisjunctionIntroduction', cde, a]=['DisjunctionIntroduction', cde, a]
^  Exit: (214) [user] read_list(')', (0x55fbb4538270), ['DisjunctionIntroduction', cde, a])
^  Exit: (213) [user] cont_sexpr(')', (0x55fbb4538270), ['DisjunctionIntroduction', cde, a])
^  Call: (213) [user] read_list(')', (0x55fbb4538270), _1306490)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1308348)
   Exit: (215) [system] peek_char((0x55fbb4538270), ')')
   Call: (215) [system] ')'=(;)
   Fail: (215) [system] ')'=(;)
   Call: (215) [system] ')'=(/)
   Fail: (215) [system] ')'=(/)
^  Call: (215) [user] is_like_space(')')
   Call: (216) [system] char_type(')', 'white')
   Fail: (216) [system] char_type(')', 'white')
   Call: (216) [system] char_type(')', end_of_line)
   Fail: (216) [system] char_type(')', end_of_line)
   Call: (216) [system] char_type(')', space)
   Fail: (216) [system] char_type(')', space)
   Call: (216) [system] char_type(')', cntrl)
   Fail: (216) [system] char_type(')', cntrl)
^  Fail: (215) [user] is_like_space(')')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1324358)
   Exit: (214) [system] peek_char((0x55fbb4538270), ')')
   Call: (214) [system] ')'=')'
   Exit: (214) [system] ')'=')'
   Call: (214) [system] get_char((0x55fbb4538270), _1328148)
   Exit: (214) [system] get_char((0x55fbb4538270), ')')
   Call: (214) [system] _1306490=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_list(')', (0x55fbb4538270), [])
   Call: (213) [system] _534266=[['DisjunctionIntroduction', cde, a]]
   Exit: (213) [system] [['DisjunctionIntroduction', cde, a]]=[['DisjunctionIntroduction', cde, a]]
^  Exit: (212) [user] read_list(')', (0x55fbb4538270), [['DisjunctionIntroduction', cde, a]])
   Call: (212) [system] _405338=[abc, ['DisjunctionIntroduction', cde, a]]
   Exit: (212) [system] [abc, ['DisjunctionIntroduction', cde, a]]=[abc, ['DisjunctionIntroduction', cde, a]]
^  Exit: (211) [user] read_list(')', (0x55fbb4538270), [abc, ['DisjunctionIntroduction', cde, a]])
   Call: (211) [system] _5648=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, a]]
   Exit: (211) [system] ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, a]]=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, a]]
^  Exit: (210) [user] read_list(')', (0x55fbb4538270), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, a]])
^  Exit: (209) [user] cont_sexpr(')', (0x55fbb4538270), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, a]])
^  Call: (209) [user] read_list(')', (0x55fbb4538270), _1342030)
^  Call: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] peek_char((0x55fbb4538270), _1343888)
   Exit: (211) [system] peek_char((0x55fbb4538270), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
   Call: (211) [system] ' '=(/)
   Fail: (211) [system] ' '=(/)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55fbb4538270), _1353482)
   Exit: (211) [system] get_char((0x55fbb4538270), ' ')
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1356186)
   Exit: (212) [system] peek_char((0x55fbb4538270), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
   Call: (212) [system] '('=(/)
   Fail: (212) [system] '('=(/)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
^  Exit: (210) [user] skip_spaces((0x55fbb4538270))
   Call: (210) [system] peek_char((0x55fbb4538270), _1373120)
   Exit: (210) [system] peek_char((0x55fbb4538270), '(')
   Call: (210) [system] '('=')'
   Fail: (210) [system] '('=')'
   Call: (210) [system] '('=end_of_file
   Fail: (210) [system] '('=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55fbb4538270), _1378690)
^  Call: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1380548)
   Exit: (212) [system] peek_char((0x55fbb4538270), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
   Call: (212) [system] '('=(/)
   Fail: (212) [system] '('=(/)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55fbb4538270))
   Call: (211) [system] get_char((0x55fbb4538270), _1396558)
   Exit: (211) [system] get_char((0x55fbb4538270), '(')
   Call: (211) [system] '('='('
   Exit: (211) [system] '('='('
^  Call: (211) [user] read_list(')', (0x55fbb4538270), _1378690)
^  Call: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1402128)
   Exit: (213) [system] peek_char((0x55fbb4538270), 'O')
   Call: (213) [system] 'O'=(;)
   Fail: (213) [system] 'O'=(;)
   Call: (213) [system] 'O'=(/)
   Fail: (213) [system] 'O'=(/)
^  Call: (213) [user] is_like_space('O')
   Call: (214) [system] char_type('O', 'white')
   Fail: (214) [system] char_type('O', 'white')
   Call: (214) [system] char_type('O', end_of_line)
   Fail: (214) [system] char_type('O', end_of_line)
   Call: (214) [system] char_type('O', space)
   Fail: (214) [system] char_type('O', space)
   Call: (214) [system] char_type('O', cntrl)
   Fail: (214) [system] char_type('O', cntrl)
^  Fail: (213) [user] is_like_space('O')
^  Exit: (212) [user] skip_spaces((0x55fbb4538270))
   Call: (212) [system] peek_char((0x55fbb4538270), _1418138)
   Exit: (212) [system] peek_char((0x55fbb4538270), 'O')
   Call: (212) [system] 'O'=')'
   Fail: (212) [system] 'O'=')'
   Call: (212) [system] 'O'=end_of_file
   Fail: (212) [system] 'O'=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55fbb4538270), _1423708)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1425566)
   Exit: (214) [system] peek_char((0x55fbb4538270), 'O')
   Call: (214) [system] 'O'=(;)
   Fail: (214) [system] 'O'=(;)
   Call: (214) [system] 'O'=(/)
   Fail: (214) [system] 'O'=(/)
^  Call: (214) [user] is_like_space('O')
   Call: (215) [system] char_type('O', 'white')
   Fail: (215) [system] char_type('O', 'white')
   Call: (215) [system] char_type('O', end_of_line)
   Fail: (215) [system] char_type('O', end_of_line)
   Call: (215) [system] char_type('O', space)
   Fail: (215) [system] char_type('O', space)
   Call: (215) [system] char_type('O', cntrl)
   Fail: (215) [system] char_type('O', cntrl)
^  Fail: (214) [user] is_like_space('O')
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] get_char((0x55fbb4538270), _1441576)
   Exit: (213) [system] get_char((0x55fbb4538270), 'O')
   Call: (213) [system] 'O'='('
   Fail: (213) [system] 'O'='('
   Call: (213) [system] 'O'='['
   Fail: (213) [system] 'O'='['
   Call: (213) [system] 'O'='{'
   Fail: (213) [system] 'O'='{'
   Call: (213) [system] 'O'='"'
   Fail: (213) [system] 'O'='"'
   Call: (213) [system] 'O'=!
   Fail: (213) [system] 'O'=!
   Call: (213) [system] 'O'='\''
   Fail: (213) [system] 'O'='\''
   Call: (213) [system] 'O'='`'
   Fail: (213) [system] 'O'='`'
   Call: (213) [system] 'O'=end_of_file
   Fail: (213) [system] 'O'=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55fbb4538270), 'O', _1423708)
^  Call: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), _1459218)
   Call: (215) [system] peek_char((0x55fbb4538270), _1460152)
   Exit: (215) [system] peek_char((0x55fbb4538270), r)
^  Call: (215) [user] is_delimiter(r)
   Call: (216) [system] char_type(r, space)
   Fail: (216) [system] char_type(r, space)
   Call: (216) [system] arg(_1464872, v('(', ')', end_of_file), r)
   Fail: (216) [system] arg(_1465804, v('(', ')', end_of_file), r)
^  Fail: (215) [user] is_delimiter(r)
   Call: (215) [system] ')'==r
   Fail: (215) [system] ')'==r
   Call: (215) [system] get_char((0x55fbb4538270), r)
   Exit: (215) [system] get_char((0x55fbb4538270), r)
   Call: (215) [system] r=(\)
   Fail: (215) [system] r=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), _1473154)
   Call: (216) [system] peek_char((0x55fbb4538270), _1474088)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (216) [user] is_delimiter('L')
   Call: (217) [system] char_type('L', space)
   Fail: (217) [system] char_type('L', space)
   Call: (217) [system] arg(_1478808, v('(', ')', end_of_file), 'L')
   Fail: (217) [system] arg(_1479740, v('(', ')', end_of_file), 'L')
^  Fail: (216) [user] is_delimiter('L')
   Call: (216) [system] ')'=='L'
   Fail: (216) [system] ')'=='L'
   Call: (216) [system] get_char((0x55fbb4538270), 'L')
   Exit: (216) [system] get_char((0x55fbb4538270), 'L')
   Call: (216) [system] 'L'=(\)
   Fail: (216) [system] 'L'=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), _1487090)
   Call: (217) [system] peek_char((0x55fbb4538270), _1488024)
   Exit: (217) [system] peek_char((0x55fbb4538270), i)
^  Call: (217) [user] is_delimiter(i)
   Call: (218) [system] char_type(i, space)
   Fail: (218) [system] char_type(i, space)
   Call: (218) [system] arg(_1492744, v('(', ')', end_of_file), i)
   Fail: (218) [system] arg(_1493676, v('(', ')', end_of_file), i)
^  Fail: (217) [user] is_delimiter(i)
   Call: (217) [system] ')'==i
   Fail: (217) [system] ')'==i
   Call: (217) [system] get_char((0x55fbb4538270), i)
   Exit: (217) [system] get_char((0x55fbb4538270), i)
   Call: (217) [system] i=(\)
   Fail: (217) [system] i=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1501026)
   Call: (218) [system] peek_char((0x55fbb4538270), _1501960)
   Exit: (218) [system] peek_char((0x55fbb4538270), n)
^  Call: (218) [user] is_delimiter(n)
   Call: (219) [system] char_type(n, space)
   Fail: (219) [system] char_type(n, space)
   Call: (219) [system] arg(_1506680, v('(', ')', end_of_file), n)
   Fail: (219) [system] arg(_1507612, v('(', ')', end_of_file), n)
^  Fail: (218) [user] is_delimiter(n)
   Call: (218) [system] ')'==n
   Fail: (218) [system] ')'==n
   Call: (218) [system] get_char((0x55fbb4538270), n)
   Exit: (218) [system] get_char((0x55fbb4538270), n)
   Call: (218) [system] n=(\)
   Fail: (218) [system] n=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1514962)
   Call: (219) [system] peek_char((0x55fbb4538270), _1515896)
   Exit: (219) [system] peek_char((0x55fbb4538270), k)
^  Call: (219) [user] is_delimiter(k)
   Call: (220) [system] char_type(k, space)
   Fail: (220) [system] char_type(k, space)
   Call: (220) [system] arg(_1520616, v('(', ')', end_of_file), k)
   Fail: (220) [system] arg(_1521548, v('(', ')', end_of_file), k)
^  Fail: (219) [user] is_delimiter(k)
   Call: (219) [system] ')'==k
   Fail: (219) [system] ')'==k
   Call: (219) [system] get_char((0x55fbb4538270), k)
   Exit: (219) [system] get_char((0x55fbb4538270), k)
   Call: (219) [system] k=(\)
   Fail: (219) [system] k=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1528898)
   Call: (220) [system] peek_char((0x55fbb4538270), _1529832)
   Exit: (220) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (220) [user] is_delimiter(' ')
   Call: (221) [system] char_type(' ', space)
   Exit: (221) [system] char_type(' ', space)
^  Exit: (220) [user] is_delimiter(' ')
   Call: (220) [system] _1528898=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (219) [system] _1514962=[k]
   Exit: (219) [system] [k]=[k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (218) [system] _1501026=[n, k]
   Exit: (218) [system] [n, k]=[n, k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (217) [system] _1487090=[i, n, k]
   Exit: (217) [system] [i, n, k]=[i, n, k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (216) [system] _1473154=['L', i, n, k]
   Exit: (216) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (215) [system] _1459218=[r, 'L', i, n, k]
   Exit: (215) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (214) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _1423708)
^  Call: (215) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _1553086)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_1554038, _1554040), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1553086), _1554020, fail)), '$restore_trace'(_1554038, _1554040))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_1554038, _1554040))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1553086), _1554020, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(_1553086)
   Fail: (216) [system] atomic(_1553086)
   Call: (216) [system] atom_chars(_1553086, ['O', r, 'L', i, n, k])
   Exit: (216) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (215) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (215) [system] integer('OrLink')
   Fail: (215) [system] integer('OrLink')
   Call: (215) [system] _1423708='OrLink'
   Exit: (215) [system] 'OrLink'='OrLink'
^  Exit: (214) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (213) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (212) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (212) [user] read_list(')', (0x55fbb4538270), _1568036)
^  Call: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _1569894)
   Exit: (214) [system] peek_char((0x55fbb4538270), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
   Call: (214) [system] ' '=(/)
   Fail: (214) [system] ' '=(/)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55fbb4538270), _1579488)
   Exit: (214) [system] get_char((0x55fbb4538270), ' ')
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1582192)
   Exit: (215) [system] peek_char((0x55fbb4538270), '(')
   Call: (215) [system] '('=(;)
   Fail: (215) [system] '('=(;)
   Call: (215) [system] '('=(/)
   Fail: (215) [system] '('=(/)
^  Call: (215) [user] is_like_space('(')
   Call: (216) [system] char_type('(', 'white')
   Fail: (216) [system] char_type('(', 'white')
   Call: (216) [system] char_type('(', end_of_line)
   Fail: (216) [system] char_type('(', end_of_line)
   Call: (216) [system] char_type('(', space)
   Fail: (216) [system] char_type('(', space)
   Call: (216) [system] char_type('(', cntrl)
   Fail: (216) [system] char_type('(', cntrl)
^  Fail: (215) [user] is_like_space('(')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
^  Exit: (213) [user] skip_spaces((0x55fbb4538270))
   Call: (213) [system] peek_char((0x55fbb4538270), _1599126)
   Exit: (213) [system] peek_char((0x55fbb4538270), '(')
   Call: (213) [system] '('=')'
   Fail: (213) [system] '('=')'
   Call: (213) [system] '('=end_of_file
   Fail: (213) [system] '('=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55fbb4538270), _1604696)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1606554)
   Exit: (215) [system] peek_char((0x55fbb4538270), '(')
   Call: (215) [system] '('=(;)
   Fail: (215) [system] '('=(;)
   Call: (215) [system] '('=(/)
   Fail: (215) [system] '('=(/)
^  Call: (215) [user] is_like_space('(')
   Call: (216) [system] char_type('(', 'white')
   Fail: (216) [system] char_type('(', 'white')
   Call: (216) [system] char_type('(', end_of_line)
   Fail: (216) [system] char_type('(', end_of_line)
   Call: (216) [system] char_type('(', space)
   Fail: (216) [system] char_type('(', space)
   Call: (216) [system] char_type('(', cntrl)
   Fail: (216) [system] char_type('(', cntrl)
^  Fail: (215) [user] is_like_space('(')
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] get_char((0x55fbb4538270), _1622564)
   Exit: (214) [system] get_char((0x55fbb4538270), '(')
   Call: (214) [system] '('='('
   Exit: (214) [system] '('='('
^  Call: (214) [user] read_list(')', (0x55fbb4538270), _1604696)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1628134)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'I')
   Call: (216) [system] 'I'=(;)
   Fail: (216) [system] 'I'=(;)
   Call: (216) [system] 'I'=(/)
   Fail: (216) [system] 'I'=(/)
^  Call: (216) [user] is_like_space('I')
   Call: (217) [system] char_type('I', 'white')
   Fail: (217) [system] char_type('I', 'white')
   Call: (217) [system] char_type('I', end_of_line)
   Fail: (217) [system] char_type('I', end_of_line)
   Call: (217) [system] char_type('I', space)
   Fail: (217) [system] char_type('I', space)
   Call: (217) [system] char_type('I', cntrl)
   Fail: (217) [system] char_type('I', cntrl)
^  Fail: (216) [user] is_like_space('I')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _1644144)
   Exit: (215) [system] peek_char((0x55fbb4538270), 'I')
   Call: (215) [system] 'I'=')'
   Fail: (215) [system] 'I'=')'
   Call: (215) [system] 'I'=end_of_file
   Fail: (215) [system] 'I'=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55fbb4538270), _1649714)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1651572)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'I')
   Call: (217) [system] 'I'=(;)
   Fail: (217) [system] 'I'=(;)
   Call: (217) [system] 'I'=(/)
   Fail: (217) [system] 'I'=(/)
^  Call: (217) [user] is_like_space('I')
   Call: (218) [system] char_type('I', 'white')
   Fail: (218) [system] char_type('I', 'white')
   Call: (218) [system] char_type('I', end_of_line)
   Fail: (218) [system] char_type('I', end_of_line)
   Call: (218) [system] char_type('I', space)
   Fail: (218) [system] char_type('I', space)
   Call: (218) [system] char_type('I', cntrl)
   Fail: (218) [system] char_type('I', cntrl)
^  Fail: (217) [user] is_like_space('I')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] get_char((0x55fbb4538270), _1667582)
   Exit: (216) [system] get_char((0x55fbb4538270), 'I')
   Call: (216) [system] 'I'='('
   Fail: (216) [system] 'I'='('
   Call: (216) [system] 'I'='['
   Fail: (216) [system] 'I'='['
   Call: (216) [system] 'I'='{'
   Fail: (216) [system] 'I'='{'
   Call: (216) [system] 'I'='"'
   Fail: (216) [system] 'I'='"'
   Call: (216) [system] 'I'=!
   Fail: (216) [system] 'I'=!
   Call: (216) [system] 'I'='\''
   Fail: (216) [system] 'I'='\''
   Call: (216) [system] 'I'='`'
   Fail: (216) [system] 'I'='`'
   Call: (216) [system] 'I'=end_of_file
   Fail: (216) [system] 'I'=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55fbb4538270), 'I', _1649714)
^  Call: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), _1685224)
   Call: (218) [system] peek_char((0x55fbb4538270), _1686158)
   Exit: (218) [system] peek_char((0x55fbb4538270), m)
^  Call: (218) [user] is_delimiter(m)
   Call: (219) [system] char_type(m, space)
   Fail: (219) [system] char_type(m, space)
   Call: (219) [system] arg(_1690878, v('(', ')', end_of_file), m)
   Fail: (219) [system] arg(_1691810, v('(', ')', end_of_file), m)
^  Fail: (218) [user] is_delimiter(m)
   Call: (218) [system] ')'==m
   Fail: (218) [system] ')'==m
   Call: (218) [system] get_char((0x55fbb4538270), m)
   Exit: (218) [system] get_char((0x55fbb4538270), m)
   Call: (218) [system] m=(\)
   Fail: (218) [system] m=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _1699160)
   Call: (219) [system] peek_char((0x55fbb4538270), _1700094)
   Exit: (219) [system] peek_char((0x55fbb4538270), p)
^  Call: (219) [user] is_delimiter(p)
   Call: (220) [system] char_type(p, space)
   Fail: (220) [system] char_type(p, space)
   Call: (220) [system] arg(_1704814, v('(', ')', end_of_file), p)
   Fail: (220) [system] arg(_1705746, v('(', ')', end_of_file), p)
^  Fail: (219) [user] is_delimiter(p)
   Call: (219) [system] ')'==p
   Fail: (219) [system] ')'==p
   Call: (219) [system] get_char((0x55fbb4538270), p)
   Exit: (219) [system] get_char((0x55fbb4538270), p)
   Call: (219) [system] p=(\)
   Fail: (219) [system] p=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _1713096)
   Call: (220) [system] peek_char((0x55fbb4538270), _1714030)
   Exit: (220) [system] peek_char((0x55fbb4538270), l)
^  Call: (220) [user] is_delimiter(l)
   Call: (221) [system] char_type(l, space)
   Fail: (221) [system] char_type(l, space)
   Call: (221) [system] arg(_1718750, v('(', ')', end_of_file), l)
   Fail: (221) [system] arg(_1719682, v('(', ')', end_of_file), l)
^  Fail: (220) [user] is_delimiter(l)
   Call: (220) [system] ')'==l
   Fail: (220) [system] ')'==l
   Call: (220) [system] get_char((0x55fbb4538270), l)
   Exit: (220) [system] get_char((0x55fbb4538270), l)
   Call: (220) [system] l=(\)
   Fail: (220) [system] l=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1727032)
   Call: (221) [system] peek_char((0x55fbb4538270), _1727966)
   Exit: (221) [system] peek_char((0x55fbb4538270), i)
^  Call: (221) [user] is_delimiter(i)
   Call: (222) [system] char_type(i, space)
   Fail: (222) [system] char_type(i, space)
   Call: (222) [system] arg(_1732686, v('(', ')', end_of_file), i)
   Fail: (222) [system] arg(_1733618, v('(', ')', end_of_file), i)
^  Fail: (221) [user] is_delimiter(i)
   Call: (221) [system] ')'==i
   Fail: (221) [system] ')'==i
   Call: (221) [system] get_char((0x55fbb4538270), i)
   Exit: (221) [system] get_char((0x55fbb4538270), i)
   Call: (221) [system] i=(\)
   Fail: (221) [system] i=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _1740968)
   Call: (222) [system] peek_char((0x55fbb4538270), _1741902)
   Exit: (222) [system] peek_char((0x55fbb4538270), c)
^  Call: (222) [user] is_delimiter(c)
   Call: (223) [system] char_type(c, space)
   Fail: (223) [system] char_type(c, space)
   Call: (223) [system] arg(_1746622, v('(', ')', end_of_file), c)
   Fail: (223) [system] arg(_1747554, v('(', ')', end_of_file), c)
^  Fail: (222) [user] is_delimiter(c)
   Call: (222) [system] ')'==c
   Fail: (222) [system] ')'==c
   Call: (222) [system] get_char((0x55fbb4538270), c)
   Exit: (222) [system] get_char((0x55fbb4538270), c)
   Call: (222) [system] c=(\)
   Fail: (222) [system] c=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _1754904)
   Call: (223) [system] peek_char((0x55fbb4538270), _1755838)
   Exit: (223) [system] peek_char((0x55fbb4538270), a)
^  Call: (223) [user] is_delimiter(a)
   Call: (224) [system] char_type(a, space)
   Fail: (224) [system] char_type(a, space)
   Call: (224) [system] arg(_1760558, v('(', ')', end_of_file), a)
   Fail: (224) [system] arg(_1761490, v('(', ')', end_of_file), a)
^  Fail: (223) [user] is_delimiter(a)
   Call: (223) [system] ')'==a
   Fail: (223) [system] ')'==a
   Call: (223) [system] get_char((0x55fbb4538270), a)
   Exit: (223) [system] get_char((0x55fbb4538270), a)
   Call: (223) [system] a=(\)
   Fail: (223) [system] a=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _1768840)
   Call: (224) [system] peek_char((0x55fbb4538270), _1769774)
   Exit: (224) [system] peek_char((0x55fbb4538270), t)
^  Call: (224) [user] is_delimiter(t)
   Call: (225) [system] char_type(t, space)
   Fail: (225) [system] char_type(t, space)
   Call: (225) [system] arg(_1774494, v('(', ')', end_of_file), t)
   Fail: (225) [system] arg(_1775426, v('(', ')', end_of_file), t)
^  Fail: (224) [user] is_delimiter(t)
   Call: (224) [system] ')'==t
   Fail: (224) [system] ')'==t
   Call: (224) [system] get_char((0x55fbb4538270), t)
   Exit: (224) [system] get_char((0x55fbb4538270), t)
   Call: (224) [system] t=(\)
   Fail: (224) [system] t=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _1782776)
   Call: (225) [system] peek_char((0x55fbb4538270), _1783710)
   Exit: (225) [system] peek_char((0x55fbb4538270), i)
^  Call: (225) [user] is_delimiter(i)
   Call: (226) [system] char_type(i, space)
   Fail: (226) [system] char_type(i, space)
   Call: (226) [system] arg(_1788430, v('(', ')', end_of_file), i)
   Fail: (226) [system] arg(_1789362, v('(', ')', end_of_file), i)
^  Fail: (225) [user] is_delimiter(i)
   Call: (225) [system] ')'==i
   Fail: (225) [system] ')'==i
   Call: (225) [system] get_char((0x55fbb4538270), i)
   Exit: (225) [system] get_char((0x55fbb4538270), i)
   Call: (225) [system] i=(\)
   Fail: (225) [system] i=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _1796712)
   Call: (226) [system] peek_char((0x55fbb4538270), _1797646)
   Exit: (226) [system] peek_char((0x55fbb4538270), o)
^  Call: (226) [user] is_delimiter(o)
   Call: (227) [system] char_type(o, space)
   Fail: (227) [system] char_type(o, space)
   Call: (227) [system] arg(_1802366, v('(', ')', end_of_file), o)
   Fail: (227) [system] arg(_1803298, v('(', ')', end_of_file), o)
^  Fail: (226) [user] is_delimiter(o)
   Call: (226) [system] ')'==o
   Fail: (226) [system] ')'==o
   Call: (226) [system] get_char((0x55fbb4538270), o)
   Exit: (226) [system] get_char((0x55fbb4538270), o)
   Call: (226) [system] o=(\)
   Fail: (226) [system] o=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _1810648)
   Call: (227) [system] peek_char((0x55fbb4538270), _1811582)
   Exit: (227) [system] peek_char((0x55fbb4538270), n)
^  Call: (227) [user] is_delimiter(n)
   Call: (228) [system] char_type(n, space)
   Fail: (228) [system] char_type(n, space)
   Call: (228) [system] arg(_1816302, v('(', ')', end_of_file), n)
   Fail: (228) [system] arg(_1817234, v('(', ')', end_of_file), n)
^  Fail: (227) [user] is_delimiter(n)
   Call: (227) [system] ')'==n
   Fail: (227) [system] ')'==n
   Call: (227) [system] get_char((0x55fbb4538270), n)
   Exit: (227) [system] get_char((0x55fbb4538270), n)
   Call: (227) [system] n=(\)
   Fail: (227) [system] n=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _1824584)
   Call: (228) [system] peek_char((0x55fbb4538270), _1825518)
   Exit: (228) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (228) [user] is_delimiter(' ')
   Call: (229) [system] char_type(' ', space)
   Exit: (229) [system] char_type(' ', space)
^  Exit: (228) [user] is_delimiter(' ')
   Call: (228) [system] _1824584=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (227) [system] _1810648=[n]
   Exit: (227) [system] [n]=[n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (226) [system] _1796712=[o, n]
   Exit: (226) [system] [o, n]=[o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (225) [system] _1782776=[i, o, n]
   Exit: (225) [system] [i, o, n]=[i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (224) [system] _1768840=[t, i, o, n]
   Exit: (224) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (223) [system] _1754904=[a, t, i, o, n]
   Exit: (223) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (222) [system] _1740968=[c, a, t, i, o, n]
   Exit: (222) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (221) [system] _1727032=[i, c, a, t, i, o, n]
   Exit: (221) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (220) [system] _1713096=[l, i, c, a, t, i, o, n]
   Exit: (220) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (219) [system] _1699160=[p, l, i, c, a, t, i, o, n]
   Exit: (219) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (218) [system] _1685224=[m, p, l, i, c, a, t, i, o, n]
   Exit: (218) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (217) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _1649714)
^  Call: (218) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _1862742)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_1863694, _1863696), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1862742), _1863676, fail)), '$restore_trace'(_1863694, _1863696))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_1863694, _1863696))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1862742), _1863676, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(_1862742)
   Fail: (219) [system] atomic(_1862742)
   Call: (219) [system] atom_chars(_1862742, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (219) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (218) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (218) [system] integer('Implication')
   Fail: (218) [system] integer('Implication')
   Call: (218) [system] _1649714='Implication'
   Exit: (218) [system] 'Implication'='Implication'
^  Exit: (217) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (216) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (215) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (215) [user] read_list(')', (0x55fbb4538270), _1877692)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _1879550)
   Exit: (217) [system] peek_char((0x55fbb4538270), ' ')
   Call: (217) [system] ' '=(;)
   Fail: (217) [system] ' '=(;)
   Call: (217) [system] ' '=(/)
   Fail: (217) [system] ' '=(/)
^  Call: (217) [user] is_like_space(' ')
   Call: (218) [system] char_type(' ', 'white')
   Exit: (218) [system] char_type(' ', 'white')
^  Exit: (217) [user] is_like_space(' ')
   Call: (217) [system] get_char((0x55fbb4538270), _1889144)
   Exit: (217) [system] get_char((0x55fbb4538270), ' ')
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1891848)
   Exit: (218) [system] peek_char((0x55fbb4538270), '(')
   Call: (218) [system] '('=(;)
   Fail: (218) [system] '('=(;)
   Call: (218) [system] '('=(/)
   Fail: (218) [system] '('=(/)
^  Call: (218) [user] is_like_space('(')
   Call: (219) [system] char_type('(', 'white')
   Fail: (219) [system] char_type('(', 'white')
   Call: (219) [system] char_type('(', end_of_line)
   Fail: (219) [system] char_type('(', end_of_line)
   Call: (219) [system] char_type('(', space)
   Fail: (219) [system] char_type('(', space)
   Call: (219) [system] char_type('(', cntrl)
   Fail: (219) [system] char_type('(', cntrl)
^  Fail: (218) [user] is_like_space('(')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _1908782)
   Exit: (216) [system] peek_char((0x55fbb4538270), '(')
   Call: (216) [system] '('=')'
   Fail: (216) [system] '('=')'
   Call: (216) [system] '('=end_of_file
   Fail: (216) [system] '('=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55fbb4538270), _1914352)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1916210)
   Exit: (218) [system] peek_char((0x55fbb4538270), '(')
   Call: (218) [system] '('=(;)
   Fail: (218) [system] '('=(;)
   Call: (218) [system] '('=(/)
   Fail: (218) [system] '('=(/)
^  Call: (218) [user] is_like_space('(')
   Call: (219) [system] char_type('(', 'white')
   Fail: (219) [system] char_type('(', 'white')
   Call: (219) [system] char_type('(', end_of_line)
   Fail: (219) [system] char_type('(', end_of_line)
   Call: (219) [system] char_type('(', space)
   Fail: (219) [system] char_type('(', space)
   Call: (219) [system] char_type('(', cntrl)
   Fail: (219) [system] char_type('(', cntrl)
^  Fail: (218) [user] is_like_space('(')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] get_char((0x55fbb4538270), _1932220)
   Exit: (217) [system] get_char((0x55fbb4538270), '(')
   Call: (217) [system] '('='('
   Exit: (217) [system] '('='('
^  Call: (217) [user] read_list(')', (0x55fbb4538270), _1914352)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _1937790)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'A')
   Call: (219) [system] 'A'=(;)
   Fail: (219) [system] 'A'=(;)
   Call: (219) [system] 'A'=(/)
   Fail: (219) [system] 'A'=(/)
^  Call: (219) [user] is_like_space('A')
   Call: (220) [system] char_type('A', 'white')
   Fail: (220) [system] char_type('A', 'white')
   Call: (220) [system] char_type('A', end_of_line)
   Fail: (220) [system] char_type('A', end_of_line)
   Call: (220) [system] char_type('A', space)
   Fail: (220) [system] char_type('A', space)
   Call: (220) [system] char_type('A', cntrl)
   Fail: (220) [system] char_type('A', cntrl)
^  Fail: (219) [user] is_like_space('A')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _1953800)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'A')
   Call: (218) [system] 'A'=')'
   Fail: (218) [system] 'A'=')'
   Call: (218) [system] 'A'=end_of_file
   Fail: (218) [system] 'A'=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55fbb4538270), _1959370)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _1961228)
   Exit: (220) [system] peek_char((0x55fbb4538270), 'A')
   Call: (220) [system] 'A'=(;)
   Fail: (220) [system] 'A'=(;)
   Call: (220) [system] 'A'=(/)
   Fail: (220) [system] 'A'=(/)
^  Call: (220) [user] is_like_space('A')
   Call: (221) [system] char_type('A', 'white')
   Fail: (221) [system] char_type('A', 'white')
   Call: (221) [system] char_type('A', end_of_line)
   Fail: (221) [system] char_type('A', end_of_line)
   Call: (221) [system] char_type('A', space)
   Fail: (221) [system] char_type('A', space)
   Call: (221) [system] char_type('A', cntrl)
   Fail: (221) [system] char_type('A', cntrl)
^  Fail: (220) [user] is_like_space('A')
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] get_char((0x55fbb4538270), _1977238)
   Exit: (219) [system] get_char((0x55fbb4538270), 'A')
   Call: (219) [system] 'A'='('
   Fail: (219) [system] 'A'='('
   Call: (219) [system] 'A'='['
   Fail: (219) [system] 'A'='['
   Call: (219) [system] 'A'='{'
   Fail: (219) [system] 'A'='{'
   Call: (219) [system] 'A'='"'
   Fail: (219) [system] 'A'='"'
   Call: (219) [system] 'A'=!
   Fail: (219) [system] 'A'=!
   Call: (219) [system] 'A'='\''
   Fail: (219) [system] 'A'='\''
   Call: (219) [system] 'A'='`'
   Fail: (219) [system] 'A'='`'
   Call: (219) [system] 'A'=end_of_file
   Fail: (219) [system] 'A'=end_of_file
^  Call: (219) [user] read_symbolic(')', (0x55fbb4538270), 'A', _1959370)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _1994880)
   Call: (221) [system] peek_char((0x55fbb4538270), _1995814)
   Exit: (221) [system] peek_char((0x55fbb4538270), n)
^  Call: (221) [user] is_delimiter(n)
   Call: (222) [system] char_type(n, space)
   Fail: (222) [system] char_type(n, space)
   Call: (222) [system] arg(_2000534, v('(', ')', end_of_file), n)
   Fail: (222) [system] arg(_2001466, v('(', ')', end_of_file), n)
^  Fail: (221) [user] is_delimiter(n)
   Call: (221) [system] ')'==n
   Fail: (221) [system] ')'==n
   Call: (221) [system] get_char((0x55fbb4538270), n)
   Exit: (221) [system] get_char((0x55fbb4538270), n)
   Call: (221) [system] n=(\)
   Fail: (221) [system] n=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _2008816)
   Call: (222) [system] peek_char((0x55fbb4538270), _2009750)
   Exit: (222) [system] peek_char((0x55fbb4538270), d)
^  Call: (222) [user] is_delimiter(d)
   Call: (223) [system] char_type(d, space)
   Fail: (223) [system] char_type(d, space)
   Call: (223) [system] arg(_2014470, v('(', ')', end_of_file), d)
   Fail: (223) [system] arg(_2015402, v('(', ')', end_of_file), d)
^  Fail: (222) [user] is_delimiter(d)
   Call: (222) [system] ')'==d
   Fail: (222) [system] ')'==d
   Call: (222) [system] get_char((0x55fbb4538270), d)
   Exit: (222) [system] get_char((0x55fbb4538270), d)
   Call: (222) [system] d=(\)
   Fail: (222) [system] d=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _2022752)
   Call: (223) [system] peek_char((0x55fbb4538270), _2023686)
   Exit: (223) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (223) [user] is_delimiter('L')
   Call: (224) [system] char_type('L', space)
   Fail: (224) [system] char_type('L', space)
   Call: (224) [system] arg(_2028406, v('(', ')', end_of_file), 'L')
   Fail: (224) [system] arg(_2029338, v('(', ')', end_of_file), 'L')
^  Fail: (223) [user] is_delimiter('L')
   Call: (223) [system] ')'=='L'
   Fail: (223) [system] ')'=='L'
   Call: (223) [system] get_char((0x55fbb4538270), 'L')
   Exit: (223) [system] get_char((0x55fbb4538270), 'L')
   Call: (223) [system] 'L'=(\)
   Fail: (223) [system] 'L'=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _2036688)
   Call: (224) [system] peek_char((0x55fbb4538270), _2037622)
   Exit: (224) [system] peek_char((0x55fbb4538270), i)
^  Call: (224) [user] is_delimiter(i)
   Call: (225) [system] char_type(i, space)
   Fail: (225) [system] char_type(i, space)
   Call: (225) [system] arg(_2042342, v('(', ')', end_of_file), i)
   Fail: (225) [system] arg(_2043274, v('(', ')', end_of_file), i)
^  Fail: (224) [user] is_delimiter(i)
   Call: (224) [system] ')'==i
   Fail: (224) [system] ')'==i
   Call: (224) [system] get_char((0x55fbb4538270), i)
   Exit: (224) [system] get_char((0x55fbb4538270), i)
   Call: (224) [system] i=(\)
   Fail: (224) [system] i=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _2050624)
   Call: (225) [system] peek_char((0x55fbb4538270), _2051558)
   Exit: (225) [system] peek_char((0x55fbb4538270), n)
^  Call: (225) [user] is_delimiter(n)
   Call: (226) [system] char_type(n, space)
   Fail: (226) [system] char_type(n, space)
   Call: (226) [system] arg(_2056278, v('(', ')', end_of_file), n)
   Fail: (226) [system] arg(_2057210, v('(', ')', end_of_file), n)
^  Fail: (225) [user] is_delimiter(n)
   Call: (225) [system] ')'==n
   Fail: (225) [system] ')'==n
   Call: (225) [system] get_char((0x55fbb4538270), n)
   Exit: (225) [system] get_char((0x55fbb4538270), n)
   Call: (225) [system] n=(\)
   Fail: (225) [system] n=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _2064560)
   Call: (226) [system] peek_char((0x55fbb4538270), _2065494)
   Exit: (226) [system] peek_char((0x55fbb4538270), k)
^  Call: (226) [user] is_delimiter(k)
   Call: (227) [system] char_type(k, space)
   Fail: (227) [system] char_type(k, space)
   Call: (227) [system] arg(_2070214, v('(', ')', end_of_file), k)
   Fail: (227) [system] arg(_2071146, v('(', ')', end_of_file), k)
^  Fail: (226) [user] is_delimiter(k)
   Call: (226) [system] ')'==k
   Fail: (226) [system] ')'==k
   Call: (226) [system] get_char((0x55fbb4538270), k)
   Exit: (226) [system] get_char((0x55fbb4538270), k)
   Call: (226) [system] k=(\)
   Fail: (226) [system] k=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _2078496)
   Call: (227) [system] peek_char((0x55fbb4538270), _2079430)
   Exit: (227) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (227) [user] is_delimiter(' ')
   Call: (228) [system] char_type(' ', space)
   Exit: (228) [system] char_type(' ', space)
^  Exit: (227) [user] is_delimiter(' ')
   Call: (227) [system] _2078496=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (226) [system] _2064560=[k]
   Exit: (226) [system] [k]=[k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (225) [system] _2050624=[n, k]
   Exit: (225) [system] [n, k]=[n, k]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (224) [system] _2036688=[i, n, k]
   Exit: (224) [system] [i, n, k]=[i, n, k]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (223) [system] _5732=['L', i, n, k]
   Exit: (223) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (222) [system] _5728=[d, 'L', i, n, k]
   Exit: (222) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [d, 'L', i, n, k])
   Call: (221) [system] _5724=[n, d, 'L', i, n, k]
   Exit: (221) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, d, 'L', i, n, k])
^  Call: (220) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], _5720)
^  Call: (221) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], _14496)
^  Call: (223) [system] setup_call_cleanup('$notrace'(_15448, _15450), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _14496), _15430, fail)), '$restore_trace'(_15448, _15450))
^  Call: (224) [system] sig_atomic(system:'$notrace'(_15448, _15450))
^  Exit: (223) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _14496), _15430, fail)), system:'$restore_trace'(3, -1))
   Call: (222) [system] atomic(_14496)
   Fail: (222) [system] atomic(_14496)
   Call: (222) [system] atom_chars(_14496, ['A', n, d, 'L', i, n, k])
   Exit: (222) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (221) [user] classify_and_convert_charseq_(['A', n, d, 'L', i, n, k], 'AndLink')
   Call: (221) [system] integer('AndLink')
   Fail: (221) [system] integer('AndLink')
   Call: (221) [system] _5720='AndLink'
   Exit: (221) [system] 'AndLink'='AndLink'
^  Exit: (220) [user] classify_and_convert_charseq(['A', n, d, 'L', i, n, k], 'AndLink')
^  Exit: (219) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'AndLink')
^  Exit: (218) [user] cont_sexpr(')', (0x55fbb4538270), 'AndLink')
^  Call: (218) [user] read_list(')', (0x55fbb4538270), _29446)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _31304)
   Exit: (220) [system] peek_char((0x55fbb4538270), ' ')
   Call: (220) [system] ' '=(;)
   Fail: (220) [system] ' '=(;)
   Call: (220) [system] ' '=(/)
   Fail: (220) [system] ' '=(/)
^  Call: (220) [user] is_like_space(' ')
   Call: (221) [system] char_type(' ', 'white')
   Exit: (221) [system] char_type(' ', 'white')
^  Exit: (220) [user] is_like_space(' ')
   Call: (220) [system] get_char((0x55fbb4538270), _40898)
   Exit: (220) [system] get_char((0x55fbb4538270), ' ')
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _43602)
   Exit: (221) [system] peek_char((0x55fbb4538270), 'A')
   Call: (221) [system] 'A'=(;)
   Fail: (221) [system] 'A'=(;)
   Call: (221) [system] 'A'=(/)
   Fail: (221) [system] 'A'=(/)
^  Call: (221) [user] is_like_space('A')
   Call: (222) [system] char_type('A', 'white')
   Fail: (222) [system] char_type('A', 'white')
   Call: (222) [system] char_type('A', end_of_line)
   Fail: (222) [system] char_type('A', end_of_line)
   Call: (222) [system] char_type('A', space)
   Fail: (222) [system] char_type('A', space)
   Call: (222) [system] char_type('A', cntrl)
   Fail: (222) [system] char_type('A', cntrl)
^  Fail: (221) [user] is_like_space('A')
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _60536)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'A')
   Call: (219) [system] 'A'=')'
   Fail: (219) [system] 'A'=')'
   Call: (219) [system] 'A'=end_of_file
   Fail: (219) [system] 'A'=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55fbb4538270), _66106)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _67964)
   Exit: (221) [system] peek_char((0x55fbb4538270), 'A')
   Call: (221) [system] 'A'=(;)
   Fail: (221) [system] 'A'=(;)
   Call: (221) [system] 'A'=(/)
   Fail: (221) [system] 'A'=(/)
^  Call: (221) [user] is_like_space('A')
   Call: (222) [system] char_type('A', 'white')
   Fail: (222) [system] char_type('A', 'white')
   Call: (222) [system] char_type('A', end_of_line)
   Fail: (222) [system] char_type('A', end_of_line)
   Call: (222) [system] char_type('A', space)
   Fail: (222) [system] char_type('A', space)
   Call: (222) [system] char_type('A', cntrl)
   Fail: (222) [system] char_type('A', cntrl)
^  Fail: (221) [user] is_like_space('A')
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] get_char((0x55fbb4538270), _83974)
   Exit: (220) [system] get_char((0x55fbb4538270), 'A')
   Call: (220) [system] 'A'='('
   Fail: (220) [system] 'A'='('
   Call: (220) [system] 'A'='['
   Fail: (220) [system] 'A'='['
   Call: (220) [system] 'A'='{'
   Fail: (220) [system] 'A'='{'
   Call: (220) [system] 'A'='"'
   Fail: (220) [system] 'A'='"'
   Call: (220) [system] 'A'=!
   Fail: (220) [system] 'A'=!
   Call: (220) [system] 'A'='\''
   Fail: (220) [system] 'A'='\''
   Call: (220) [system] 'A'='`'
   Fail: (220) [system] 'A'='`'
   Call: (220) [system] 'A'=end_of_file
   Fail: (220) [system] 'A'=end_of_file
^  Call: (220) [user] read_symbolic(')', (0x55fbb4538270), 'A', _66106)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _101616)
   Call: (222) [system] peek_char((0x55fbb4538270), _102550)
   Exit: (222) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (222) [user] is_delimiter(' ')
   Call: (223) [system] char_type(' ', space)
   Exit: (223) [system] char_type(' ', space)
^  Exit: (222) [user] is_delimiter(' ')
   Call: (222) [system] _101616=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (221) [user] classify_and_convert_charseq(['A'], _66106)
^  Call: (222) [user] classify_and_convert_charseq_(['A'], _111834)
^  Call: (224) [system] setup_call_cleanup('$notrace'(_112786, _112788), once(user:catch(read_from_chars(['A'], _111834), _112768, fail)), '$restore_trace'(_112786, _112788))
^  Call: (225) [system] sig_atomic(system:'$notrace'(_112786, _112788))
^  Exit: (224) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _111834), _112768, fail)), system:'$restore_trace'(3, -1))
   Call: (223) [system] atomic(_111834)
   Fail: (223) [system] atomic(_111834)
   Call: (223) [system] atom_chars(_111834, ['A'])
   Exit: (223) [system] atom_chars('A', ['A'])
^  Exit: (222) [user] classify_and_convert_charseq_(['A'], 'A')
   Call: (222) [system] integer('A')
   Fail: (222) [system] integer('A')
   Call: (222) [system] _66106='A'
   Exit: (222) [system] 'A'='A'
^  Exit: (221) [user] classify_and_convert_charseq(['A'], 'A')
^  Exit: (220) [user] read_symbolic(')', (0x55fbb4538270), 'A', 'A')
^  Exit: (219) [user] cont_sexpr(')', (0x55fbb4538270), 'A')
^  Call: (219) [user] read_list(')', (0x55fbb4538270), _126784)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _128642)
   Exit: (221) [system] peek_char((0x55fbb4538270), ' ')
   Call: (221) [system] ' '=(;)
   Fail: (221) [system] ' '=(;)
   Call: (221) [system] ' '=(/)
   Fail: (221) [system] ' '=(/)
^  Call: (221) [user] is_like_space(' ')
   Call: (222) [system] char_type(' ', 'white')
   Exit: (222) [system] char_type(' ', 'white')
^  Exit: (221) [user] is_like_space(' ')
   Call: (221) [system] get_char((0x55fbb4538270), _138236)
   Exit: (221) [system] get_char((0x55fbb4538270), ' ')
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _140940)
   Exit: (222) [system] peek_char((0x55fbb4538270), 'B')
   Call: (222) [system] 'B'=(;)
   Fail: (222) [system] 'B'=(;)
   Call: (222) [system] 'B'=(/)
   Fail: (222) [system] 'B'=(/)
^  Call: (222) [user] is_like_space('B')
   Call: (223) [system] char_type('B', 'white')
   Fail: (223) [system] char_type('B', 'white')
   Call: (223) [system] char_type('B', end_of_line)
   Fail: (223) [system] char_type('B', end_of_line)
   Call: (223) [system] char_type('B', space)
   Fail: (223) [system] char_type('B', space)
   Call: (223) [system] char_type('B', cntrl)
   Fail: (223) [system] char_type('B', cntrl)
^  Fail: (222) [user] is_like_space('B')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _157874)
   Exit: (220) [system] peek_char((0x55fbb4538270), 'B')
   Call: (220) [system] 'B'=')'
   Fail: (220) [system] 'B'=')'
   Call: (220) [system] 'B'=end_of_file
   Fail: (220) [system] 'B'=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55fbb4538270), _163444)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _165302)
   Exit: (222) [system] peek_char((0x55fbb4538270), 'B')
   Call: (222) [system] 'B'=(;)
   Fail: (222) [system] 'B'=(;)
   Call: (222) [system] 'B'=(/)
   Fail: (222) [system] 'B'=(/)
^  Call: (222) [user] is_like_space('B')
   Call: (223) [system] char_type('B', 'white')
   Fail: (223) [system] char_type('B', 'white')
   Call: (223) [system] char_type('B', end_of_line)
   Fail: (223) [system] char_type('B', end_of_line)
   Call: (223) [system] char_type('B', space)
   Fail: (223) [system] char_type('B', space)
   Call: (223) [system] char_type('B', cntrl)
   Fail: (223) [system] char_type('B', cntrl)
^  Fail: (222) [user] is_like_space('B')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] get_char((0x55fbb4538270), _181312)
   Exit: (221) [system] get_char((0x55fbb4538270), 'B')
   Call: (221) [system] 'B'='('
   Fail: (221) [system] 'B'='('
   Call: (221) [system] 'B'='['
   Fail: (221) [system] 'B'='['
   Call: (221) [system] 'B'='{'
   Fail: (221) [system] 'B'='{'
   Call: (221) [system] 'B'='"'
   Fail: (221) [system] 'B'='"'
   Call: (221) [system] 'B'=!
   Fail: (221) [system] 'B'=!
   Call: (221) [system] 'B'='\''
   Fail: (221) [system] 'B'='\''
   Call: (221) [system] 'B'='`'
   Fail: (221) [system] 'B'='`'
   Call: (221) [system] 'B'=end_of_file
   Fail: (221) [system] 'B'=end_of_file
^  Call: (221) [user] read_symbolic(')', (0x55fbb4538270), 'B', _163444)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _198954)
   Call: (223) [system] peek_char((0x55fbb4538270), _199888)
   Exit: (223) [system] peek_char((0x55fbb4538270), ')')
^  Call: (223) [user] is_delimiter(')')
   Call: (224) [system] char_type(')', space)
   Fail: (224) [system] char_type(')', space)
   Call: (224) [system] arg(_204608, v('(', ')', end_of_file), ')')
   Exit: (224) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (223) [user] is_delimiter(')')
   Call: (223) [system] _198954=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (222) [user] classify_and_convert_charseq(['B'], _163444)
^  Call: (223) [user] classify_and_convert_charseq_(['B'], _211044)
^  Call: (225) [system] setup_call_cleanup('$notrace'(_211996, _211998), once(user:catch(read_from_chars(['B'], _211044), _211978, fail)), '$restore_trace'(_211996, _211998))
^  Call: (226) [system] sig_atomic(system:'$notrace'(_211996, _211998))
^  Exit: (225) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _211044), _211978, fail)), system:'$restore_trace'(3, -1))
   Call: (224) [system] atomic(_211044)
   Fail: (224) [system] atomic(_211044)
   Call: (224) [system] atom_chars(_211044, ['B'])
   Exit: (224) [system] atom_chars('B', ['B'])
^  Exit: (223) [user] classify_and_convert_charseq_(['B'], 'B')
   Call: (223) [system] integer('B')
   Fail: (223) [system] integer('B')
   Call: (223) [system] _163444='B'
   Exit: (223) [system] 'B'='B'
^  Exit: (222) [user] classify_and_convert_charseq(['B'], 'B')
^  Exit: (221) [user] read_symbolic(')', (0x55fbb4538270), 'B', 'B')
^  Exit: (220) [user] cont_sexpr(')', (0x55fbb4538270), 'B')
^  Call: (220) [user] read_list(')', (0x55fbb4538270), _225994)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _227852)
   Exit: (222) [system] peek_char((0x55fbb4538270), ')')
   Call: (222) [system] ')'=(;)
   Fail: (222) [system] ')'=(;)
   Call: (222) [system] ')'=(/)
   Fail: (222) [system] ')'=(/)
^  Call: (222) [user] is_like_space(')')
   Call: (223) [system] char_type(')', 'white')
   Fail: (223) [system] char_type(')', 'white')
   Call: (223) [system] char_type(')', end_of_line)
   Fail: (223) [system] char_type(')', end_of_line)
   Call: (223) [system] char_type(')', space)
   Fail: (223) [system] char_type(')', space)
   Call: (223) [system] char_type(')', cntrl)
   Fail: (223) [system] char_type(')', cntrl)
^  Fail: (222) [user] is_like_space(')')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _243862)
   Exit: (221) [system] peek_char((0x55fbb4538270), ')')
   Call: (221) [system] ')'=')'
   Exit: (221) [system] ')'=')'
   Call: (221) [system] get_char((0x55fbb4538270), _247652)
   Exit: (221) [system] get_char((0x55fbb4538270), ')')
   Call: (221) [system] _225994=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_list(')', (0x55fbb4538270), [])
   Call: (220) [system] _126784=['B']
   Exit: (220) [system] ['B']=['B']
^  Exit: (219) [user] read_list(')', (0x55fbb4538270), ['B'])
   Call: (219) [system] _29446=['A', 'B']
   Exit: (219) [system] ['A', 'B']=['A', 'B']
^  Exit: (218) [user] read_list(')', (0x55fbb4538270), ['A', 'B'])
   Call: (218) [system] _5714=['AndLink', 'A', 'B']
   Exit: (218) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (217) [user] read_list(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Exit: (216) [user] cont_sexpr(')', (0x55fbb4538270), ['AndLink', 'A', 'B'])
^  Call: (216) [user] read_list(')', (0x55fbb4538270), _261534)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _263392)
   Exit: (218) [system] peek_char((0x55fbb4538270), ' ')
   Call: (218) [system] ' '=(;)
   Fail: (218) [system] ' '=(;)
   Call: (218) [system] ' '=(/)
   Fail: (218) [system] ' '=(/)
^  Call: (218) [user] is_like_space(' ')
   Call: (219) [system] char_type(' ', 'white')
   Exit: (219) [system] char_type(' ', 'white')
^  Exit: (218) [user] is_like_space(' ')
   Call: (218) [system] get_char((0x55fbb4538270), _272986)
   Exit: (218) [system] get_char((0x55fbb4538270), ' ')
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _275690)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'C')
   Call: (219) [system] 'C'=(;)
   Fail: (219) [system] 'C'=(;)
   Call: (219) [system] 'C'=(/)
   Fail: (219) [system] 'C'=(/)
^  Call: (219) [user] is_like_space('C')
   Call: (220) [system] char_type('C', 'white')
   Fail: (220) [system] char_type('C', 'white')
   Call: (220) [system] char_type('C', end_of_line)
   Fail: (220) [system] char_type('C', end_of_line)
   Call: (220) [system] char_type('C', space)
   Fail: (220) [system] char_type('C', space)
   Call: (220) [system] char_type('C', cntrl)
   Fail: (220) [system] char_type('C', cntrl)
^  Fail: (219) [user] is_like_space('C')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _292624)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'C')
   Call: (217) [system] 'C'=')'
   Fail: (217) [system] 'C'=')'
   Call: (217) [system] 'C'=end_of_file
   Fail: (217) [system] 'C'=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55fbb4538270), _298194)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _300052)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'C')
   Call: (219) [system] 'C'=(;)
   Fail: (219) [system] 'C'=(;)
   Call: (219) [system] 'C'=(/)
   Fail: (219) [system] 'C'=(/)
^  Call: (219) [user] is_like_space('C')
   Call: (220) [system] char_type('C', 'white')
   Fail: (220) [system] char_type('C', 'white')
   Call: (220) [system] char_type('C', end_of_line)
   Fail: (220) [system] char_type('C', end_of_line)
   Call: (220) [system] char_type('C', space)
   Fail: (220) [system] char_type('C', space)
   Call: (220) [system] char_type('C', cntrl)
   Fail: (220) [system] char_type('C', cntrl)
^  Fail: (219) [user] is_like_space('C')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] get_char((0x55fbb4538270), _316062)
   Exit: (218) [system] get_char((0x55fbb4538270), 'C')
   Call: (218) [system] 'C'='('
   Fail: (218) [system] 'C'='('
   Call: (218) [system] 'C'='['
   Fail: (218) [system] 'C'='['
   Call: (218) [system] 'C'='{'
   Fail: (218) [system] 'C'='{'
   Call: (218) [system] 'C'='"'
   Fail: (218) [system] 'C'='"'
   Call: (218) [system] 'C'=!
   Fail: (218) [system] 'C'=!
   Call: (218) [system] 'C'='\''
   Fail: (218) [system] 'C'='\''
   Call: (218) [system] 'C'='`'
   Fail: (218) [system] 'C'='`'
   Call: (218) [system] 'C'=end_of_file
   Fail: (218) [system] 'C'=end_of_file
^  Call: (218) [user] read_symbolic(')', (0x55fbb4538270), 'C', _298194)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _333704)
   Call: (220) [system] peek_char((0x55fbb4538270), _334638)
   Exit: (220) [system] peek_char((0x55fbb4538270), ')')
^  Call: (220) [user] is_delimiter(')')
   Call: (221) [system] char_type(')', space)
   Fail: (221) [system] char_type(')', space)
   Call: (221) [system] arg(_339358, v('(', ')', end_of_file), ')')
   Exit: (221) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (220) [user] is_delimiter(')')
   Call: (220) [system] _333704=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (219) [user] classify_and_convert_charseq(['C'], _298194)
^  Call: (220) [user] classify_and_convert_charseq_(['C'], _345794)
^  Call: (222) [system] setup_call_cleanup('$notrace'(_346746, _346748), once(user:catch(read_from_chars(['C'], _345794), _346728, fail)), '$restore_trace'(_346746, _346748))
^  Call: (223) [system] sig_atomic(system:'$notrace'(_346746, _346748))
^  Exit: (222) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _345794), _346728, fail)), system:'$restore_trace'(3, -1))
   Call: (221) [system] atomic(_345794)
   Fail: (221) [system] atomic(_345794)
   Call: (221) [system] atom_chars(_345794, ['C'])
   Exit: (221) [system] atom_chars('C', ['C'])
^  Exit: (220) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (220) [system] integer('C')
   Fail: (220) [system] integer('C')
   Call: (220) [system] _298194='C'
   Exit: (220) [system] 'C'='C'
^  Exit: (219) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (218) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (217) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (217) [user] read_list(')', (0x55fbb4538270), _360744)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _362602)
   Exit: (219) [system] peek_char((0x55fbb4538270), ')')
   Call: (219) [system] ')'=(;)
   Fail: (219) [system] ')'=(;)
   Call: (219) [system] ')'=(/)
   Fail: (219) [system] ')'=(/)
^  Call: (219) [user] is_like_space(')')
   Call: (220) [system] char_type(')', 'white')
   Fail: (220) [system] char_type(')', 'white')
   Call: (220) [system] char_type(')', end_of_line)
   Fail: (220) [system] char_type(')', end_of_line)
   Call: (220) [system] char_type(')', space)
   Fail: (220) [system] char_type(')', space)
   Call: (220) [system] char_type(')', cntrl)
   Fail: (220) [system] char_type(')', cntrl)
^  Fail: (219) [user] is_like_space(')')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _378612)
   Exit: (218) [system] peek_char((0x55fbb4538270), ')')
   Call: (218) [system] ')'=')'
   Exit: (218) [system] ')'=')'
   Call: (218) [system] get_char((0x55fbb4538270), _382402)
   Exit: (218) [system] get_char((0x55fbb4538270), ')')
   Call: (218) [system] _360744=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_list(')', (0x55fbb4538270), [])
   Call: (217) [system] _261534=['C']
   Exit: (217) [system] ['C']=['C']
^  Exit: (216) [user] read_list(')', (0x55fbb4538270), ['C'])
   Call: (216) [system] _5710=[['AndLink', 'A', 'B'], 'C']
   Exit: (216) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (215) [user] read_list(')', (0x55fbb4538270), [['AndLink', 'A', 'B'], 'C'])
   Call: (215) [system] _5702=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (215) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (214) [user] read_list(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (213) [user] cont_sexpr(')', (0x55fbb4538270), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (213) [user] read_list(')', (0x55fbb4538270), _396284)
^  Call: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] peek_char((0x55fbb4538270), _398142)
   Exit: (215) [system] peek_char((0x55fbb4538270), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
   Call: (215) [system] ' '=(/)
   Fail: (215) [system] ' '=(/)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55fbb4538270), _407736)
   Exit: (215) [system] get_char((0x55fbb4538270), ' ')
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _410440)
   Exit: (216) [system] peek_char((0x55fbb4538270), '(')
   Call: (216) [system] '('=(;)
   Fail: (216) [system] '('=(;)
   Call: (216) [system] '('=(/)
   Fail: (216) [system] '('=(/)
^  Call: (216) [user] is_like_space('(')
   Call: (217) [system] char_type('(', 'white')
   Fail: (217) [system] char_type('(', 'white')
   Call: (217) [system] char_type('(', end_of_line)
   Fail: (217) [system] char_type('(', end_of_line)
   Call: (217) [system] char_type('(', space)
   Fail: (217) [system] char_type('(', space)
   Call: (217) [system] char_type('(', cntrl)
   Fail: (217) [system] char_type('(', cntrl)
^  Fail: (216) [user] is_like_space('(')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
^  Exit: (214) [user] skip_spaces((0x55fbb4538270))
   Call: (214) [system] peek_char((0x55fbb4538270), _427374)
   Exit: (214) [system] peek_char((0x55fbb4538270), '(')
   Call: (214) [system] '('=')'
   Fail: (214) [system] '('=')'
   Call: (214) [system] '('=end_of_file
   Fail: (214) [system] '('=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55fbb4538270), _432944)
^  Call: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _434802)
   Exit: (216) [system] peek_char((0x55fbb4538270), '(')
   Call: (216) [system] '('=(;)
   Fail: (216) [system] '('=(;)
   Call: (216) [system] '('=(/)
   Fail: (216) [system] '('=(/)
^  Call: (216) [user] is_like_space('(')
   Call: (217) [system] char_type('(', 'white')
   Fail: (217) [system] char_type('(', 'white')
   Call: (217) [system] char_type('(', end_of_line)
   Fail: (217) [system] char_type('(', end_of_line)
   Call: (217) [system] char_type('(', space)
   Fail: (217) [system] char_type('(', space)
   Call: (217) [system] char_type('(', cntrl)
   Fail: (217) [system] char_type('(', cntrl)
^  Fail: (216) [user] is_like_space('(')
^  Exit: (215) [user] skip_spaces((0x55fbb4538270))
   Call: (215) [system] get_char((0x55fbb4538270), _450812)
   Exit: (215) [system] get_char((0x55fbb4538270), '(')
   Call: (215) [system] '('='('
   Exit: (215) [system] '('='('
^  Call: (215) [user] read_list(')', (0x55fbb4538270), _432944)
^  Call: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _456382)
   Exit: (217) [system] peek_char((0x55fbb4538270), 'O')
   Call: (217) [system] 'O'=(;)
   Fail: (217) [system] 'O'=(;)
   Call: (217) [system] 'O'=(/)
   Fail: (217) [system] 'O'=(/)
^  Call: (217) [user] is_like_space('O')
   Call: (218) [system] char_type('O', 'white')
   Fail: (218) [system] char_type('O', 'white')
   Call: (218) [system] char_type('O', end_of_line)
   Fail: (218) [system] char_type('O', end_of_line)
   Call: (218) [system] char_type('O', space)
   Fail: (218) [system] char_type('O', space)
   Call: (218) [system] char_type('O', cntrl)
   Fail: (218) [system] char_type('O', cntrl)
^  Fail: (217) [user] is_like_space('O')
^  Exit: (216) [user] skip_spaces((0x55fbb4538270))
   Call: (216) [system] peek_char((0x55fbb4538270), _472392)
   Exit: (216) [system] peek_char((0x55fbb4538270), 'O')
   Call: (216) [system] 'O'=')'
   Fail: (216) [system] 'O'=')'
   Call: (216) [system] 'O'=end_of_file
   Fail: (216) [system] 'O'=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55fbb4538270), _477962)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _479820)
   Exit: (218) [system] peek_char((0x55fbb4538270), 'O')
   Call: (218) [system] 'O'=(;)
   Fail: (218) [system] 'O'=(;)
   Call: (218) [system] 'O'=(/)
   Fail: (218) [system] 'O'=(/)
^  Call: (218) [user] is_like_space('O')
   Call: (219) [system] char_type('O', 'white')
   Fail: (219) [system] char_type('O', 'white')
   Call: (219) [system] char_type('O', end_of_line)
   Fail: (219) [system] char_type('O', end_of_line)
   Call: (219) [system] char_type('O', space)
   Fail: (219) [system] char_type('O', space)
   Call: (219) [system] char_type('O', cntrl)
   Fail: (219) [system] char_type('O', cntrl)
^  Fail: (218) [user] is_like_space('O')
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] get_char((0x55fbb4538270), _495830)
   Exit: (217) [system] get_char((0x55fbb4538270), 'O')
   Call: (217) [system] 'O'='('
   Fail: (217) [system] 'O'='('
   Call: (217) [system] 'O'='['
   Fail: (217) [system] 'O'='['
   Call: (217) [system] 'O'='{'
   Fail: (217) [system] 'O'='{'
   Call: (217) [system] 'O'='"'
   Fail: (217) [system] 'O'='"'
   Call: (217) [system] 'O'=!
   Fail: (217) [system] 'O'=!
   Call: (217) [system] 'O'='\''
   Fail: (217) [system] 'O'='\''
   Call: (217) [system] 'O'='`'
   Fail: (217) [system] 'O'='`'
   Call: (217) [system] 'O'=end_of_file
   Fail: (217) [system] 'O'=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55fbb4538270), 'O', _477962)
^  Call: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), _513472)
   Call: (219) [system] peek_char((0x55fbb4538270), _514406)
   Exit: (219) [system] peek_char((0x55fbb4538270), r)
^  Call: (219) [user] is_delimiter(r)
   Call: (220) [system] char_type(r, space)
   Fail: (220) [system] char_type(r, space)
   Call: (220) [system] arg(_519126, v('(', ')', end_of_file), r)
   Fail: (220) [system] arg(_520058, v('(', ')', end_of_file), r)
^  Fail: (219) [user] is_delimiter(r)
   Call: (219) [system] ')'==r
   Fail: (219) [system] ')'==r
   Call: (219) [system] get_char((0x55fbb4538270), r)
   Exit: (219) [system] get_char((0x55fbb4538270), r)
   Call: (219) [system] r=(\)
   Fail: (219) [system] r=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), _527408)
   Call: (220) [system] peek_char((0x55fbb4538270), _528342)
   Exit: (220) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (220) [user] is_delimiter('L')
   Call: (221) [system] char_type('L', space)
   Fail: (221) [system] char_type('L', space)
   Call: (221) [system] arg(_533062, v('(', ')', end_of_file), 'L')
   Fail: (221) [system] arg(_533994, v('(', ')', end_of_file), 'L')
^  Fail: (220) [user] is_delimiter('L')
   Call: (220) [system] ')'=='L'
   Fail: (220) [system] ')'=='L'
   Call: (220) [system] get_char((0x55fbb4538270), 'L')
   Exit: (220) [system] get_char((0x55fbb4538270), 'L')
   Call: (220) [system] 'L'=(\)
   Fail: (220) [system] 'L'=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), _541344)
   Call: (221) [system] peek_char((0x55fbb4538270), _542278)
   Exit: (221) [system] peek_char((0x55fbb4538270), i)
^  Call: (221) [user] is_delimiter(i)
   Call: (222) [system] char_type(i, space)
   Fail: (222) [system] char_type(i, space)
   Call: (222) [system] arg(_546998, v('(', ')', end_of_file), i)
   Fail: (222) [system] arg(_547930, v('(', ')', end_of_file), i)
^  Fail: (221) [user] is_delimiter(i)
   Call: (221) [system] ')'==i
   Fail: (221) [system] ')'==i
   Call: (221) [system] get_char((0x55fbb4538270), i)
   Exit: (221) [system] get_char((0x55fbb4538270), i)
   Call: (221) [system] i=(\)
   Fail: (221) [system] i=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _555280)
   Call: (222) [system] peek_char((0x55fbb4538270), _556214)
   Exit: (222) [system] peek_char((0x55fbb4538270), n)
^  Call: (222) [user] is_delimiter(n)
   Call: (223) [system] char_type(n, space)
   Fail: (223) [system] char_type(n, space)
   Call: (223) [system] arg(_560934, v('(', ')', end_of_file), n)
   Fail: (223) [system] arg(_561866, v('(', ')', end_of_file), n)
^  Fail: (222) [user] is_delimiter(n)
   Call: (222) [system] ')'==n
   Fail: (222) [system] ')'==n
   Call: (222) [system] get_char((0x55fbb4538270), n)
   Exit: (222) [system] get_char((0x55fbb4538270), n)
   Call: (222) [system] n=(\)
   Fail: (222) [system] n=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _569216)
   Call: (223) [system] peek_char((0x55fbb4538270), _570150)
   Exit: (223) [system] peek_char((0x55fbb4538270), k)
^  Call: (223) [user] is_delimiter(k)
   Call: (224) [system] char_type(k, space)
   Fail: (224) [system] char_type(k, space)
   Call: (224) [system] arg(_574870, v('(', ')', end_of_file), k)
   Fail: (224) [system] arg(_575802, v('(', ')', end_of_file), k)
^  Fail: (223) [user] is_delimiter(k)
   Call: (223) [system] ')'==k
   Fail: (223) [system] ')'==k
   Call: (223) [system] get_char((0x55fbb4538270), k)
   Exit: (223) [system] get_char((0x55fbb4538270), k)
   Call: (223) [system] k=(\)
   Fail: (223) [system] k=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _583152)
   Call: (224) [system] peek_char((0x55fbb4538270), _584086)
   Exit: (224) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (224) [user] is_delimiter(' ')
   Call: (225) [system] char_type(' ', space)
   Exit: (225) [system] char_type(' ', space)
^  Exit: (224) [user] is_delimiter(' ')
   Call: (224) [system] _583152=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (223) [system] _569216=[k]
   Exit: (223) [system] [k]=[k]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (222) [system] _555280=[n, k]
   Exit: (222) [system] [n, k]=[n, k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (221) [system] _541344=[i, n, k]
   Exit: (221) [system] [i, n, k]=[i, n, k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (220) [system] _527408=['L', i, n, k]
   Exit: (220) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (219) [system] _513472=[r, 'L', i, n, k]
   Exit: (219) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (218) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _477962)
^  Call: (219) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _607340)
^  Call: (221) [system] setup_call_cleanup('$notrace'(_608292, _608294), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _607340), _608274, fail)), '$restore_trace'(_608292, _608294))
^  Call: (222) [system] sig_atomic(system:'$notrace'(_608292, _608294))
^  Exit: (221) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _607340), _608274, fail)), system:'$restore_trace'(3, -1))
   Call: (220) [system] atomic(_607340)
   Fail: (220) [system] atomic(_607340)
   Call: (220) [system] atom_chars(_607340, ['O', r, 'L', i, n, k])
   Exit: (220) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (219) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (219) [system] integer('OrLink')
   Fail: (219) [system] integer('OrLink')
   Call: (219) [system] _477962='OrLink'
   Exit: (219) [system] 'OrLink'='OrLink'
^  Exit: (218) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (217) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (216) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (216) [user] read_list(')', (0x55fbb4538270), _622290)
^  Call: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] peek_char((0x55fbb4538270), _624148)
   Exit: (218) [system] peek_char((0x55fbb4538270), ' ')
   Call: (218) [system] ' '=(;)
   Fail: (218) [system] ' '=(;)
   Call: (218) [system] ' '=(/)
   Fail: (218) [system] ' '=(/)
^  Call: (218) [user] is_like_space(' ')
   Call: (219) [system] char_type(' ', 'white')
   Exit: (219) [system] char_type(' ', 'white')
^  Exit: (218) [user] is_like_space(' ')
   Call: (218) [system] get_char((0x55fbb4538270), _633742)
   Exit: (218) [system] get_char((0x55fbb4538270), ' ')
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _636446)
   Exit: (219) [system] peek_char((0x55fbb4538270), '(')
   Call: (219) [system] '('=(;)
   Fail: (219) [system] '('=(;)
   Call: (219) [system] '('=(/)
   Fail: (219) [system] '('=(/)
^  Call: (219) [user] is_like_space('(')
   Call: (220) [system] char_type('(', 'white')
   Fail: (220) [system] char_type('(', 'white')
   Call: (220) [system] char_type('(', end_of_line)
   Fail: (220) [system] char_type('(', end_of_line)
   Call: (220) [system] char_type('(', space)
   Fail: (220) [system] char_type('(', space)
   Call: (220) [system] char_type('(', cntrl)
   Fail: (220) [system] char_type('(', cntrl)
^  Fail: (219) [user] is_like_space('(')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
^  Exit: (217) [user] skip_spaces((0x55fbb4538270))
   Call: (217) [system] peek_char((0x55fbb4538270), _653380)
   Exit: (217) [system] peek_char((0x55fbb4538270), '(')
   Call: (217) [system] '('=')'
   Fail: (217) [system] '('=')'
   Call: (217) [system] '('=end_of_file
   Fail: (217) [system] '('=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55fbb4538270), _658950)
^  Call: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _660808)
   Exit: (219) [system] peek_char((0x55fbb4538270), '(')
   Call: (219) [system] '('=(;)
   Fail: (219) [system] '('=(;)
   Call: (219) [system] '('=(/)
   Fail: (219) [system] '('=(/)
^  Call: (219) [user] is_like_space('(')
   Call: (220) [system] char_type('(', 'white')
   Fail: (220) [system] char_type('(', 'white')
   Call: (220) [system] char_type('(', end_of_line)
   Fail: (220) [system] char_type('(', end_of_line)
   Call: (220) [system] char_type('(', space)
   Fail: (220) [system] char_type('(', space)
   Call: (220) [system] char_type('(', cntrl)
   Fail: (220) [system] char_type('(', cntrl)
^  Fail: (219) [user] is_like_space('(')
^  Exit: (218) [user] skip_spaces((0x55fbb4538270))
   Call: (218) [system] get_char((0x55fbb4538270), _676818)
   Exit: (218) [system] get_char((0x55fbb4538270), '(')
   Call: (218) [system] '('='('
   Exit: (218) [system] '('='('
^  Call: (218) [user] read_list(')', (0x55fbb4538270), _658950)
^  Call: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _682388)
   Exit: (220) [system] peek_char((0x55fbb4538270), 'I')
   Call: (220) [system] 'I'=(;)
   Fail: (220) [system] 'I'=(;)
   Call: (220) [system] 'I'=(/)
   Fail: (220) [system] 'I'=(/)
^  Call: (220) [user] is_like_space('I')
   Call: (221) [system] char_type('I', 'white')
   Fail: (221) [system] char_type('I', 'white')
   Call: (221) [system] char_type('I', end_of_line)
   Fail: (221) [system] char_type('I', end_of_line)
   Call: (221) [system] char_type('I', space)
   Fail: (221) [system] char_type('I', space)
   Call: (221) [system] char_type('I', cntrl)
   Fail: (221) [system] char_type('I', cntrl)
^  Fail: (220) [user] is_like_space('I')
^  Exit: (219) [user] skip_spaces((0x55fbb4538270))
   Call: (219) [system] peek_char((0x55fbb4538270), _698398)
   Exit: (219) [system] peek_char((0x55fbb4538270), 'I')
   Call: (219) [system] 'I'=')'
   Fail: (219) [system] 'I'=')'
   Call: (219) [system] 'I'=end_of_file
   Fail: (219) [system] 'I'=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55fbb4538270), _703968)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _705826)
   Exit: (221) [system] peek_char((0x55fbb4538270), 'I')
   Call: (221) [system] 'I'=(;)
   Fail: (221) [system] 'I'=(;)
   Call: (221) [system] 'I'=(/)
   Fail: (221) [system] 'I'=(/)
^  Call: (221) [user] is_like_space('I')
   Call: (222) [system] char_type('I', 'white')
   Fail: (222) [system] char_type('I', 'white')
   Call: (222) [system] char_type('I', end_of_line)
   Fail: (222) [system] char_type('I', end_of_line)
   Call: (222) [system] char_type('I', space)
   Fail: (222) [system] char_type('I', space)
   Call: (222) [system] char_type('I', cntrl)
   Fail: (222) [system] char_type('I', cntrl)
^  Fail: (221) [user] is_like_space('I')
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] get_char((0x55fbb4538270), _721836)
   Exit: (220) [system] get_char((0x55fbb4538270), 'I')
   Call: (220) [system] 'I'='('
   Fail: (220) [system] 'I'='('
   Call: (220) [system] 'I'='['
   Fail: (220) [system] 'I'='['
   Call: (220) [system] 'I'='{'
   Fail: (220) [system] 'I'='{'
   Call: (220) [system] 'I'='"'
   Fail: (220) [system] 'I'='"'
   Call: (220) [system] 'I'=!
   Fail: (220) [system] 'I'=!
   Call: (220) [system] 'I'='\''
   Fail: (220) [system] 'I'='\''
   Call: (220) [system] 'I'='`'
   Fail: (220) [system] 'I'='`'
   Call: (220) [system] 'I'=end_of_file
   Fail: (220) [system] 'I'=end_of_file
^  Call: (220) [user] read_symbolic(')', (0x55fbb4538270), 'I', _703968)
^  Call: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), _739478)
   Call: (222) [system] peek_char((0x55fbb4538270), _740412)
   Exit: (222) [system] peek_char((0x55fbb4538270), m)
^  Call: (222) [user] is_delimiter(m)
   Call: (223) [system] char_type(m, space)
   Fail: (223) [system] char_type(m, space)
   Call: (223) [system] arg(_745132, v('(', ')', end_of_file), m)
   Fail: (223) [system] arg(_746064, v('(', ')', end_of_file), m)
^  Fail: (222) [user] is_delimiter(m)
   Call: (222) [system] ')'==m
   Fail: (222) [system] ')'==m
   Call: (222) [system] get_char((0x55fbb4538270), m)
   Exit: (222) [system] get_char((0x55fbb4538270), m)
   Call: (222) [system] m=(\)
   Fail: (222) [system] m=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), _753414)
   Call: (223) [system] peek_char((0x55fbb4538270), _754348)
   Exit: (223) [system] peek_char((0x55fbb4538270), p)
^  Call: (223) [user] is_delimiter(p)
   Call: (224) [system] char_type(p, space)
   Fail: (224) [system] char_type(p, space)
   Call: (224) [system] arg(_759068, v('(', ')', end_of_file), p)
   Fail: (224) [system] arg(_760000, v('(', ')', end_of_file), p)
^  Fail: (223) [user] is_delimiter(p)
   Call: (223) [system] ')'==p
   Fail: (223) [system] ')'==p
   Call: (223) [system] get_char((0x55fbb4538270), p)
   Exit: (223) [system] get_char((0x55fbb4538270), p)
   Call: (223) [system] p=(\)
   Fail: (223) [system] p=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), _767350)
   Call: (224) [system] peek_char((0x55fbb4538270), _768284)
   Exit: (224) [system] peek_char((0x55fbb4538270), l)
^  Call: (224) [user] is_delimiter(l)
   Call: (225) [system] char_type(l, space)
   Fail: (225) [system] char_type(l, space)
   Call: (225) [system] arg(_773004, v('(', ')', end_of_file), l)
   Fail: (225) [system] arg(_773936, v('(', ')', end_of_file), l)
^  Fail: (224) [user] is_delimiter(l)
   Call: (224) [system] ')'==l
   Fail: (224) [system] ')'==l
   Call: (224) [system] get_char((0x55fbb4538270), l)
   Exit: (224) [system] get_char((0x55fbb4538270), l)
   Call: (224) [system] l=(\)
   Fail: (224) [system] l=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _781286)
   Call: (225) [system] peek_char((0x55fbb4538270), _782220)
   Exit: (225) [system] peek_char((0x55fbb4538270), i)
^  Call: (225) [user] is_delimiter(i)
   Call: (226) [system] char_type(i, space)
   Fail: (226) [system] char_type(i, space)
   Call: (226) [system] arg(_786940, v('(', ')', end_of_file), i)
   Fail: (226) [system] arg(_787872, v('(', ')', end_of_file), i)
^  Fail: (225) [user] is_delimiter(i)
   Call: (225) [system] ')'==i
   Fail: (225) [system] ')'==i
   Call: (225) [system] get_char((0x55fbb4538270), i)
   Exit: (225) [system] get_char((0x55fbb4538270), i)
   Call: (225) [system] i=(\)
   Fail: (225) [system] i=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _795222)
   Call: (226) [system] peek_char((0x55fbb4538270), _796156)
   Exit: (226) [system] peek_char((0x55fbb4538270), c)
^  Call: (226) [user] is_delimiter(c)
   Call: (227) [system] char_type(c, space)
   Fail: (227) [system] char_type(c, space)
   Call: (227) [system] arg(_800876, v('(', ')', end_of_file), c)
   Fail: (227) [system] arg(_801808, v('(', ')', end_of_file), c)
^  Fail: (226) [user] is_delimiter(c)
   Call: (226) [system] ')'==c
   Fail: (226) [system] ')'==c
   Call: (226) [system] get_char((0x55fbb4538270), c)
   Exit: (226) [system] get_char((0x55fbb4538270), c)
   Call: (226) [system] c=(\)
   Fail: (226) [system] c=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _809158)
   Call: (227) [system] peek_char((0x55fbb4538270), _810092)
   Exit: (227) [system] peek_char((0x55fbb4538270), a)
^  Call: (227) [user] is_delimiter(a)
   Call: (228) [system] char_type(a, space)
   Fail: (228) [system] char_type(a, space)
   Call: (228) [system] arg(_814812, v('(', ')', end_of_file), a)
   Fail: (228) [system] arg(_815744, v('(', ')', end_of_file), a)
^  Fail: (227) [user] is_delimiter(a)
   Call: (227) [system] ')'==a
   Fail: (227) [system] ')'==a
   Call: (227) [system] get_char((0x55fbb4538270), a)
   Exit: (227) [system] get_char((0x55fbb4538270), a)
   Call: (227) [system] a=(\)
   Fail: (227) [system] a=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _823094)
   Call: (228) [system] peek_char((0x55fbb4538270), _824028)
   Exit: (228) [system] peek_char((0x55fbb4538270), t)
^  Call: (228) [user] is_delimiter(t)
   Call: (229) [system] char_type(t, space)
   Fail: (229) [system] char_type(t, space)
   Call: (229) [system] arg(_828748, v('(', ')', end_of_file), t)
   Fail: (229) [system] arg(_829680, v('(', ')', end_of_file), t)
^  Fail: (228) [user] is_delimiter(t)
   Call: (228) [system] ')'==t
   Fail: (228) [system] ')'==t
   Call: (228) [system] get_char((0x55fbb4538270), t)
   Exit: (228) [system] get_char((0x55fbb4538270), t)
   Call: (228) [system] t=(\)
   Fail: (228) [system] t=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _837030)
   Call: (229) [system] peek_char((0x55fbb4538270), _837964)
   Exit: (229) [system] peek_char((0x55fbb4538270), i)
^  Call: (229) [user] is_delimiter(i)
   Call: (230) [system] char_type(i, space)
   Fail: (230) [system] char_type(i, space)
   Call: (230) [system] arg(_842684, v('(', ')', end_of_file), i)
   Fail: (230) [system] arg(_843616, v('(', ')', end_of_file), i)
^  Fail: (229) [user] is_delimiter(i)
   Call: (229) [system] ')'==i
   Fail: (229) [system] ')'==i
   Call: (229) [system] get_char((0x55fbb4538270), i)
   Exit: (229) [system] get_char((0x55fbb4538270), i)
   Call: (229) [system] i=(\)
   Fail: (229) [system] i=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _850966)
   Call: (230) [system] peek_char((0x55fbb4538270), _851900)
   Exit: (230) [system] peek_char((0x55fbb4538270), o)
^  Call: (230) [user] is_delimiter(o)
   Call: (231) [system] char_type(o, space)
   Fail: (231) [system] char_type(o, space)
   Call: (231) [system] arg(_856620, v('(', ')', end_of_file), o)
   Fail: (231) [system] arg(_857552, v('(', ')', end_of_file), o)
^  Fail: (230) [user] is_delimiter(o)
   Call: (230) [system] ')'==o
   Fail: (230) [system] ')'==o
   Call: (230) [system] get_char((0x55fbb4538270), o)
   Exit: (230) [system] get_char((0x55fbb4538270), o)
   Call: (230) [system] o=(\)
   Fail: (230) [system] o=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), _864902)
   Call: (231) [system] peek_char((0x55fbb4538270), _865836)
   Exit: (231) [system] peek_char((0x55fbb4538270), n)
^  Call: (231) [user] is_delimiter(n)
   Call: (232) [system] char_type(n, space)
   Fail: (232) [system] char_type(n, space)
   Call: (232) [system] arg(_870556, v('(', ')', end_of_file), n)
   Fail: (232) [system] arg(_871488, v('(', ')', end_of_file), n)
^  Fail: (231) [user] is_delimiter(n)
   Call: (231) [system] ')'==n
   Fail: (231) [system] ')'==n
   Call: (231) [system] get_char((0x55fbb4538270), n)
   Exit: (231) [system] get_char((0x55fbb4538270), n)
   Call: (231) [system] n=(\)
   Fail: (231) [system] n=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), _878838)
   Call: (232) [system] peek_char((0x55fbb4538270), _879772)
   Exit: (232) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (232) [user] is_delimiter(' ')
   Call: (233) [system] char_type(' ', space)
   Exit: (233) [system] char_type(' ', space)
^  Exit: (232) [user] is_delimiter(' ')
   Call: (232) [system] _878838=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (231) [system] _864902=[n]
   Exit: (231) [system] [n]=[n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55fbb4538270), [n])
   Call: (230) [system] _850966=[o, n]
   Exit: (230) [system] [o, n]=[o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [o, n])
   Call: (229) [system] _837030=[i, o, n]
   Exit: (229) [system] [i, o, n]=[i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, o, n])
   Call: (228) [system] _823094=[t, i, o, n]
   Exit: (228) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [t, i, o, n])
   Call: (227) [system] _809158=[a, t, i, o, n]
   Exit: (227) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [a, t, i, o, n])
   Call: (226) [system] _795222=[c, a, t, i, o, n]
   Exit: (226) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [c, a, t, i, o, n])
   Call: (225) [system] _781286=[i, c, a, t, i, o, n]
   Exit: (225) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, c, a, t, i, o, n])
   Call: (224) [system] _767350=[l, i, c, a, t, i, o, n]
   Exit: (224) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55fbb4538270), [l, i, c, a, t, i, o, n])
   Call: (223) [system] _753414=[p, l, i, c, a, t, i, o, n]
   Exit: (223) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55fbb4538270), [p, l, i, c, a, t, i, o, n])
   Call: (222) [system] _739478=[m, p, l, i, c, a, t, i, o, n]
   Exit: (222) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55fbb4538270), [m, p, l, i, c, a, t, i, o, n])
^  Call: (221) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], _703968)
^  Call: (222) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], _916996)
^  Call: (224) [system] setup_call_cleanup('$notrace'(_917948, _917950), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _916996), _917930, fail)), '$restore_trace'(_917948, _917950))
^  Call: (225) [system] sig_atomic(system:'$notrace'(_917948, _917950))
^  Exit: (224) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _916996), _917930, fail)), system:'$restore_trace'(3, -1))
   Call: (223) [system] atomic(_916996)
   Fail: (223) [system] atomic(_916996)
   Call: (223) [system] atom_chars(_916996, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (223) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (222) [user] classify_and_convert_charseq_(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
   Call: (222) [system] integer('Implication')
   Fail: (222) [system] integer('Implication')
   Call: (222) [system] _703968='Implication'
   Exit: (222) [system] 'Implication'='Implication'
^  Exit: (221) [user] classify_and_convert_charseq(['I', m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (220) [user] read_symbolic(')', (0x55fbb4538270), 'I', 'Implication')
^  Exit: (219) [user] cont_sexpr(')', (0x55fbb4538270), 'Implication')
^  Call: (219) [user] read_list(')', (0x55fbb4538270), _931946)
^  Call: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _933804)
   Exit: (221) [system] peek_char((0x55fbb4538270), ' ')
   Call: (221) [system] ' '=(;)
   Fail: (221) [system] ' '=(;)
   Call: (221) [system] ' '=(/)
   Fail: (221) [system] ' '=(/)
^  Call: (221) [user] is_like_space(' ')
   Call: (222) [system] char_type(' ', 'white')
   Exit: (222) [system] char_type(' ', 'white')
^  Exit: (221) [user] is_like_space(' ')
   Call: (221) [system] get_char((0x55fbb4538270), _943398)
   Exit: (221) [system] get_char((0x55fbb4538270), ' ')
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _946102)
   Exit: (222) [system] peek_char((0x55fbb4538270), '(')
   Call: (222) [system] '('=(;)
   Fail: (222) [system] '('=(;)
   Call: (222) [system] '('=(/)
   Fail: (222) [system] '('=(/)
^  Call: (222) [user] is_like_space('(')
   Call: (223) [system] char_type('(', 'white')
   Fail: (223) [system] char_type('(', 'white')
   Call: (223) [system] char_type('(', end_of_line)
   Fail: (223) [system] char_type('(', end_of_line)
   Call: (223) [system] char_type('(', space)
   Fail: (223) [system] char_type('(', space)
   Call: (223) [system] char_type('(', cntrl)
   Fail: (223) [system] char_type('(', cntrl)
^  Fail: (222) [user] is_like_space('(')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
^  Exit: (220) [user] skip_spaces((0x55fbb4538270))
   Call: (220) [system] peek_char((0x55fbb4538270), _963036)
   Exit: (220) [system] peek_char((0x55fbb4538270), '(')
   Call: (220) [system] '('=')'
   Fail: (220) [system] '('=')'
   Call: (220) [system] '('=end_of_file
   Fail: (220) [system] '('=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55fbb4538270), _968606)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _970464)
   Exit: (222) [system] peek_char((0x55fbb4538270), '(')
   Call: (222) [system] '('=(;)
   Fail: (222) [system] '('=(;)
   Call: (222) [system] '('=(/)
   Fail: (222) [system] '('=(/)
^  Call: (222) [user] is_like_space('(')
   Call: (223) [system] char_type('(', 'white')
   Fail: (223) [system] char_type('(', 'white')
   Call: (223) [system] char_type('(', end_of_line)
   Fail: (223) [system] char_type('(', end_of_line)
   Call: (223) [system] char_type('(', space)
   Fail: (223) [system] char_type('(', space)
   Call: (223) [system] char_type('(', cntrl)
   Fail: (223) [system] char_type('(', cntrl)
^  Fail: (222) [user] is_like_space('(')
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] get_char((0x55fbb4538270), _986474)
   Exit: (221) [system] get_char((0x55fbb4538270), '(')
   Call: (221) [system] '('='('
   Exit: (221) [system] '('='('
^  Call: (221) [user] read_list(')', (0x55fbb4538270), _968606)
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _992044)
   Exit: (223) [system] peek_char((0x55fbb4538270), 'O')
   Call: (223) [system] 'O'=(;)
   Fail: (223) [system] 'O'=(;)
   Call: (223) [system] 'O'=(/)
   Fail: (223) [system] 'O'=(/)
^  Call: (223) [user] is_like_space('O')
   Call: (224) [system] char_type('O', 'white')
   Fail: (224) [system] char_type('O', 'white')
   Call: (224) [system] char_type('O', end_of_line)
   Fail: (224) [system] char_type('O', end_of_line)
   Call: (224) [system] char_type('O', space)
   Fail: (224) [system] char_type('O', space)
   Call: (224) [system] char_type('O', cntrl)
   Fail: (224) [system] char_type('O', cntrl)
^  Fail: (223) [user] is_like_space('O')
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _1008054)
   Exit: (222) [system] peek_char((0x55fbb4538270), 'O')
   Call: (222) [system] 'O'=')'
   Fail: (222) [system] 'O'=')'
   Call: (222) [system] 'O'=end_of_file
   Fail: (222) [system] 'O'=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55fbb4538270), _1013624)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1015482)
   Exit: (224) [system] peek_char((0x55fbb4538270), 'O')
   Call: (224) [system] 'O'=(;)
   Fail: (224) [system] 'O'=(;)
   Call: (224) [system] 'O'=(/)
   Fail: (224) [system] 'O'=(/)
^  Call: (224) [user] is_like_space('O')
   Call: (225) [system] char_type('O', 'white')
   Fail: (225) [system] char_type('O', 'white')
   Call: (225) [system] char_type('O', end_of_line)
   Fail: (225) [system] char_type('O', end_of_line)
   Call: (225) [system] char_type('O', space)
   Fail: (225) [system] char_type('O', space)
   Call: (225) [system] char_type('O', cntrl)
   Fail: (225) [system] char_type('O', cntrl)
^  Fail: (224) [user] is_like_space('O')
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] get_char((0x55fbb4538270), _1031492)
   Exit: (223) [system] get_char((0x55fbb4538270), 'O')
   Call: (223) [system] 'O'='('
   Fail: (223) [system] 'O'='('
   Call: (223) [system] 'O'='['
   Fail: (223) [system] 'O'='['
   Call: (223) [system] 'O'='{'
   Fail: (223) [system] 'O'='{'
   Call: (223) [system] 'O'='"'
   Fail: (223) [system] 'O'='"'
   Call: (223) [system] 'O'=!
   Fail: (223) [system] 'O'=!
   Call: (223) [system] 'O'='\''
   Fail: (223) [system] 'O'='\''
   Call: (223) [system] 'O'='`'
   Fail: (223) [system] 'O'='`'
   Call: (223) [system] 'O'=end_of_file
   Fail: (223) [system] 'O'=end_of_file
^  Call: (223) [user] read_symbolic(')', (0x55fbb4538270), 'O', _1013624)
^  Call: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), _1049134)
   Call: (225) [system] peek_char((0x55fbb4538270), _1050068)
   Exit: (225) [system] peek_char((0x55fbb4538270), r)
^  Call: (225) [user] is_delimiter(r)
   Call: (226) [system] char_type(r, space)
   Fail: (226) [system] char_type(r, space)
   Call: (226) [system] arg(_1054788, v('(', ')', end_of_file), r)
   Fail: (226) [system] arg(_1055720, v('(', ')', end_of_file), r)
^  Fail: (225) [user] is_delimiter(r)
   Call: (225) [system] ')'==r
   Fail: (225) [system] ')'==r
   Call: (225) [system] get_char((0x55fbb4538270), r)
   Exit: (225) [system] get_char((0x55fbb4538270), r)
   Call: (225) [system] r=(\)
   Fail: (225) [system] r=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _1063070)
   Call: (226) [system] peek_char((0x55fbb4538270), _1064004)
   Exit: (226) [system] peek_char((0x55fbb4538270), 'L')
^  Call: (226) [user] is_delimiter('L')
   Call: (227) [system] char_type('L', space)
   Fail: (227) [system] char_type('L', space)
   Call: (227) [system] arg(_1068724, v('(', ')', end_of_file), 'L')
   Fail: (227) [system] arg(_1069656, v('(', ')', end_of_file), 'L')
^  Fail: (226) [user] is_delimiter('L')
   Call: (226) [system] ')'=='L'
   Fail: (226) [system] ')'=='L'
   Call: (226) [system] get_char((0x55fbb4538270), 'L')
   Exit: (226) [system] get_char((0x55fbb4538270), 'L')
   Call: (226) [system] 'L'=(\)
   Fail: (226) [system] 'L'=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _1077006)
   Call: (227) [system] peek_char((0x55fbb4538270), _1077940)
   Exit: (227) [system] peek_char((0x55fbb4538270), i)
^  Call: (227) [user] is_delimiter(i)
   Call: (228) [system] char_type(i, space)
   Fail: (228) [system] char_type(i, space)
   Call: (228) [system] arg(_1082660, v('(', ')', end_of_file), i)
   Fail: (228) [system] arg(_1083592, v('(', ')', end_of_file), i)
^  Fail: (227) [user] is_delimiter(i)
   Call: (227) [system] ')'==i
   Fail: (227) [system] ')'==i
   Call: (227) [system] get_char((0x55fbb4538270), i)
   Exit: (227) [system] get_char((0x55fbb4538270), i)
   Call: (227) [system] i=(\)
   Fail: (227) [system] i=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), _1090942)
   Call: (228) [system] peek_char((0x55fbb4538270), _1091876)
   Exit: (228) [system] peek_char((0x55fbb4538270), n)
^  Call: (228) [user] is_delimiter(n)
   Call: (229) [system] char_type(n, space)
   Fail: (229) [system] char_type(n, space)
   Call: (229) [system] arg(_1096596, v('(', ')', end_of_file), n)
   Fail: (229) [system] arg(_1097528, v('(', ')', end_of_file), n)
^  Fail: (228) [user] is_delimiter(n)
   Call: (228) [system] ')'==n
   Fail: (228) [system] ')'==n
   Call: (228) [system] get_char((0x55fbb4538270), n)
   Exit: (228) [system] get_char((0x55fbb4538270), n)
   Call: (228) [system] n=(\)
   Fail: (228) [system] n=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), _1104878)
   Call: (229) [system] peek_char((0x55fbb4538270), _1105812)
   Exit: (229) [system] peek_char((0x55fbb4538270), k)
^  Call: (229) [user] is_delimiter(k)
   Call: (230) [system] char_type(k, space)
   Fail: (230) [system] char_type(k, space)
   Call: (230) [system] arg(_1110532, v('(', ')', end_of_file), k)
   Fail: (230) [system] arg(_1111464, v('(', ')', end_of_file), k)
^  Fail: (229) [user] is_delimiter(k)
   Call: (229) [system] ')'==k
   Fail: (229) [system] ')'==k
   Call: (229) [system] get_char((0x55fbb4538270), k)
   Exit: (229) [system] get_char((0x55fbb4538270), k)
   Call: (229) [system] k=(\)
   Fail: (229) [system] k=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), _1118814)
   Call: (230) [system] peek_char((0x55fbb4538270), _1119748)
   Exit: (230) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (230) [user] is_delimiter(' ')
   Call: (231) [system] char_type(' ', space)
   Exit: (231) [system] char_type(' ', space)
^  Exit: (230) [user] is_delimiter(' ')
   Call: (230) [system] _1118814=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
   Call: (229) [system] _1104878=[k]
   Exit: (229) [system] [k]=[k]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55fbb4538270), [k])
   Call: (228) [system] _1090942=[n, k]
   Exit: (228) [system] [n, k]=[n, k]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55fbb4538270), [n, k])
   Call: (227) [system] _1077006=[i, n, k]
   Exit: (227) [system] [i, n, k]=[i, n, k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [i, n, k])
   Call: (226) [system] _1063070=['L', i, n, k]
   Exit: (226) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), ['L', i, n, k])
   Call: (225) [system] _1049134=[r, 'L', i, n, k]
   Exit: (225) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55fbb4538270), [r, 'L', i, n, k])
^  Call: (224) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], _1013624)
^  Call: (225) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], _1143002)
^  Call: (227) [system] setup_call_cleanup('$notrace'(_1143954, _1143956), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1143002), _1143936, fail)), '$restore_trace'(_1143954, _1143956))
^  Call: (228) [system] sig_atomic(system:'$notrace'(_1143954, _1143956))
^  Exit: (227) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1143002), _1143936, fail)), system:'$restore_trace'(3, -1))
   Call: (226) [system] atomic(_1143002)
   Fail: (226) [system] atomic(_1143002)
   Call: (226) [system] atom_chars(_1143002, ['O', r, 'L', i, n, k])
   Exit: (226) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (225) [user] classify_and_convert_charseq_(['O', r, 'L', i, n, k], 'OrLink')
   Call: (225) [system] integer('OrLink')
   Fail: (225) [system] integer('OrLink')
   Call: (225) [system] _1013624='OrLink'
   Exit: (225) [system] 'OrLink'='OrLink'
^  Exit: (224) [user] classify_and_convert_charseq(['O', r, 'L', i, n, k], 'OrLink')
^  Exit: (223) [user] read_symbolic(')', (0x55fbb4538270), 'O', 'OrLink')
^  Exit: (222) [user] cont_sexpr(')', (0x55fbb4538270), 'OrLink')
^  Call: (222) [user] read_list(')', (0x55fbb4538270), _1157952)
^  Call: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1159810)
   Exit: (224) [system] peek_char((0x55fbb4538270), ' ')
   Call: (224) [system] ' '=(;)
   Fail: (224) [system] ' '=(;)
   Call: (224) [system] ' '=(/)
   Fail: (224) [system] ' '=(/)
^  Call: (224) [user] is_like_space(' ')
   Call: (225) [system] char_type(' ', 'white')
   Exit: (225) [system] char_type(' ', 'white')
^  Exit: (224) [user] is_like_space(' ')
   Call: (224) [system] get_char((0x55fbb4538270), _1169404)
   Exit: (224) [system] get_char((0x55fbb4538270), ' ')
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1172108)
   Exit: (225) [system] peek_char((0x55fbb4538270), 'C')
   Call: (225) [system] 'C'=(;)
   Fail: (225) [system] 'C'=(;)
   Call: (225) [system] 'C'=(/)
   Fail: (225) [system] 'C'=(/)
^  Call: (225) [user] is_like_space('C')
   Call: (226) [system] char_type('C', 'white')
   Fail: (226) [system] char_type('C', 'white')
   Call: (226) [system] char_type('C', end_of_line)
   Fail: (226) [system] char_type('C', end_of_line)
   Call: (226) [system] char_type('C', space)
   Fail: (226) [system] char_type('C', space)
   Call: (226) [system] char_type('C', cntrl)
   Fail: (226) [system] char_type('C', cntrl)
^  Fail: (225) [user] is_like_space('C')
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
^  Exit: (223) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _1189042)
   Exit: (223) [system] peek_char((0x55fbb4538270), 'C')
   Call: (223) [system] 'C'=')'
   Fail: (223) [system] 'C'=')'
   Call: (223) [system] 'C'=end_of_file
   Fail: (223) [system] 'C'=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55fbb4538270), _1194612)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1196470)
   Exit: (225) [system] peek_char((0x55fbb4538270), 'C')
   Call: (225) [system] 'C'=(;)
   Fail: (225) [system] 'C'=(;)
   Call: (225) [system] 'C'=(/)
   Fail: (225) [system] 'C'=(/)
^  Call: (225) [user] is_like_space('C')
   Call: (226) [system] char_type('C', 'white')
   Fail: (226) [system] char_type('C', 'white')
   Call: (226) [system] char_type('C', end_of_line)
   Fail: (226) [system] char_type('C', end_of_line)
   Call: (226) [system] char_type('C', space)
   Fail: (226) [system] char_type('C', space)
   Call: (226) [system] char_type('C', cntrl)
   Fail: (226) [system] char_type('C', cntrl)
^  Fail: (225) [user] is_like_space('C')
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] get_char((0x55fbb4538270), _1212480)
   Exit: (224) [system] get_char((0x55fbb4538270), 'C')
   Call: (224) [system] 'C'='('
   Fail: (224) [system] 'C'='('
   Call: (224) [system] 'C'='['
   Fail: (224) [system] 'C'='['
   Call: (224) [system] 'C'='{'
   Fail: (224) [system] 'C'='{'
   Call: (224) [system] 'C'='"'
   Fail: (224) [system] 'C'='"'
   Call: (224) [system] 'C'=!
   Fail: (224) [system] 'C'=!
   Call: (224) [system] 'C'='\''
   Fail: (224) [system] 'C'='\''
   Call: (224) [system] 'C'='`'
   Fail: (224) [system] 'C'='`'
   Call: (224) [system] 'C'=end_of_file
   Fail: (224) [system] 'C'=end_of_file
^  Call: (224) [user] read_symbolic(')', (0x55fbb4538270), 'C', _1194612)
^  Call: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), _1230122)
   Call: (226) [system] peek_char((0x55fbb4538270), _1231056)
   Exit: (226) [system] peek_char((0x55fbb4538270), ' ')
^  Call: (226) [user] is_delimiter(' ')
   Call: (227) [system] char_type(' ', space)
   Exit: (227) [system] char_type(' ', space)
^  Exit: (226) [user] is_delimiter(' ')
   Call: (226) [system] _1230122=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (225) [user] classify_and_convert_charseq(['C'], _1194612)
^  Call: (226) [user] classify_and_convert_charseq_(['C'], _1240340)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_1241292, _1241294), once(user:catch(read_from_chars(['C'], _1240340), _1241274, fail)), '$restore_trace'(_1241292, _1241294))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_1241292, _1241294))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1240340), _1241274, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(_1240340)
   Fail: (227) [system] atomic(_1240340)
   Call: (227) [system] atom_chars(_1240340, ['C'])
   Exit: (227) [system] atom_chars('C', ['C'])
^  Exit: (226) [user] classify_and_convert_charseq_(['C'], 'C')
   Call: (226) [system] integer('C')
   Fail: (226) [system] integer('C')
   Call: (226) [system] _1194612='C'
   Exit: (226) [system] 'C'='C'
^  Exit: (225) [user] classify_and_convert_charseq(['C'], 'C')
^  Exit: (224) [user] read_symbolic(')', (0x55fbb4538270), 'C', 'C')
^  Exit: (223) [user] cont_sexpr(')', (0x55fbb4538270), 'C')
^  Call: (223) [user] read_list(')', (0x55fbb4538270), _1255290)
^  Call: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1257148)
   Exit: (225) [system] peek_char((0x55fbb4538270), ' ')
   Call: (225) [system] ' '=(;)
   Fail: (225) [system] ' '=(;)
   Call: (225) [system] ' '=(/)
   Fail: (225) [system] ' '=(/)
^  Call: (225) [user] is_like_space(' ')
   Call: (226) [system] char_type(' ', 'white')
   Exit: (226) [system] char_type(' ', 'white')
^  Exit: (225) [user] is_like_space(' ')
   Call: (225) [system] get_char((0x55fbb4538270), _1266742)
   Exit: (225) [system] get_char((0x55fbb4538270), ' ')
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1269446)
   Exit: (226) [system] peek_char((0x55fbb4538270), 'D')
   Call: (226) [system] 'D'=(;)
   Fail: (226) [system] 'D'=(;)
   Call: (226) [system] 'D'=(/)
   Fail: (226) [system] 'D'=(/)
^  Call: (226) [user] is_like_space('D')
   Call: (227) [system] char_type('D', 'white')
   Fail: (227) [system] char_type('D', 'white')
   Call: (227) [system] char_type('D', end_of_line)
   Fail: (227) [system] char_type('D', end_of_line)
   Call: (227) [system] char_type('D', space)
   Fail: (227) [system] char_type('D', space)
   Call: (227) [system] char_type('D', cntrl)
   Fail: (227) [system] char_type('D', cntrl)
^  Fail: (226) [user] is_like_space('D')
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
^  Exit: (224) [user] skip_spaces((0x55fbb4538270))
   Call: (224) [system] peek_char((0x55fbb4538270), _1286380)
   Exit: (224) [system] peek_char((0x55fbb4538270), 'D')
   Call: (224) [system] 'D'=')'
   Fail: (224) [system] 'D'=')'
   Call: (224) [system] 'D'=end_of_file
   Fail: (224) [system] 'D'=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55fbb4538270), _1291950)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1293808)
   Exit: (226) [system] peek_char((0x55fbb4538270), 'D')
   Call: (226) [system] 'D'=(;)
   Fail: (226) [system] 'D'=(;)
   Call: (226) [system] 'D'=(/)
   Fail: (226) [system] 'D'=(/)
^  Call: (226) [user] is_like_space('D')
   Call: (227) [system] char_type('D', 'white')
   Fail: (227) [system] char_type('D', 'white')
   Call: (227) [system] char_type('D', end_of_line)
   Fail: (227) [system] char_type('D', end_of_line)
   Call: (227) [system] char_type('D', space)
   Fail: (227) [system] char_type('D', space)
   Call: (227) [system] char_type('D', cntrl)
   Fail: (227) [system] char_type('D', cntrl)
^  Fail: (226) [user] is_like_space('D')
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] get_char((0x55fbb4538270), _1309818)
   Exit: (225) [system] get_char((0x55fbb4538270), 'D')
   Call: (225) [system] 'D'='('
   Fail: (225) [system] 'D'='('
   Call: (225) [system] 'D'='['
   Fail: (225) [system] 'D'='['
   Call: (225) [system] 'D'='{'
   Fail: (225) [system] 'D'='{'
   Call: (225) [system] 'D'='"'
   Fail: (225) [system] 'D'='"'
   Call: (225) [system] 'D'=!
   Fail: (225) [system] 'D'=!
   Call: (225) [system] 'D'='\''
   Fail: (225) [system] 'D'='\''
   Call: (225) [system] 'D'='`'
   Fail: (225) [system] 'D'='`'
   Call: (225) [system] 'D'=end_of_file
   Fail: (225) [system] 'D'=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55fbb4538270), 'D', _1291950)
^  Call: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), _1327460)
   Call: (227) [system] peek_char((0x55fbb4538270), _1328394)
   Exit: (227) [system] peek_char((0x55fbb4538270), ')')
^  Call: (227) [user] is_delimiter(')')
   Call: (228) [system] char_type(')', space)
   Fail: (228) [system] char_type(')', space)
   Call: (228) [system] arg(_1333114, v('(', ')', end_of_file), ')')
   Exit: (228) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (227) [user] is_delimiter(')')
   Call: (227) [system] _1327460=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55fbb4538270), [])
^  Call: (226) [user] classify_and_convert_charseq(['D'], _1291950)
^  Call: (227) [user] classify_and_convert_charseq_(['D'], _1339550)
^  Call: (229) [system] setup_call_cleanup('$notrace'(_1340502, _1340504), once(user:catch(read_from_chars(['D'], _1339550), _1340484, fail)), '$restore_trace'(_1340502, _1340504))
^  Call: (230) [system] sig_atomic(system:'$notrace'(_1340502, _1340504))
^  Exit: (229) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _1339550), _1340484, fail)), system:'$restore_trace'(3, -1))
   Call: (228) [system] atomic(_1339550)
   Fail: (228) [system] atomic(_1339550)
   Call: (228) [system] atom_chars(_1339550, ['D'])
   Exit: (228) [system] atom_chars('D', ['D'])
^  Exit: (227) [user] classify_and_convert_charseq_(['D'], 'D')
   Call: (227) [system] integer('D')
   Fail: (227) [system] integer('D')
   Call: (227) [system] _1291950='D'
   Exit: (227) [system] 'D'='D'
^  Exit: (226) [user] classify_and_convert_charseq(['D'], 'D')
^  Exit: (225) [user] read_symbolic(')', (0x55fbb4538270), 'D', 'D')
^  Exit: (224) [user] cont_sexpr(')', (0x55fbb4538270), 'D')
^  Call: (224) [user] read_list(')', (0x55fbb4538270), _1354500)
^  Call: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (226) [system] peek_char((0x55fbb4538270), _1356358)
   Exit: (226) [system] peek_char((0x55fbb4538270), ')')
   Call: (226) [system] ')'=(;)
   Fail: (226) [system] ')'=(;)
   Call: (226) [system] ')'=(/)
   Fail: (226) [system] ')'=(/)
^  Call: (226) [user] is_like_space(')')
   Call: (227) [system] char_type(')', 'white')
   Fail: (227) [system] char_type(')', 'white')
   Call: (227) [system] char_type(')', end_of_line)
   Fail: (227) [system] char_type(')', end_of_line)
   Call: (227) [system] char_type(')', space)
   Fail: (227) [system] char_type(')', space)
   Call: (227) [system] char_type(')', cntrl)
   Fail: (227) [system] char_type(')', cntrl)
^  Fail: (226) [user] is_like_space(')')
^  Exit: (225) [user] skip_spaces((0x55fbb4538270))
   Call: (225) [system] peek_char((0x55fbb4538270), _1372368)
   Exit: (225) [system] peek_char((0x55fbb4538270), ')')
   Call: (225) [system] ')'=')'
   Exit: (225) [system] ')'=')'
   Call: (225) [system] get_char((0x55fbb4538270), _1376158)
   Exit: (225) [system] get_char((0x55fbb4538270), ')')
   Call: (225) [system] _1354500=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_list(')', (0x55fbb4538270), [])
   Call: (224) [system] _1255290=['D']
   Exit: (224) [system] ['D']=['D']
^  Exit: (223) [user] read_list(')', (0x55fbb4538270), ['D'])
   Call: (223) [system] _1157952=['C', 'D']
   Exit: (223) [system] ['C', 'D']=['C', 'D']
^  Exit: (222) [user] read_list(')', (0x55fbb4538270), ['C', 'D'])
   Call: (222) [system] _968606=['OrLink', 'C', 'D']
   Exit: (222) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (221) [user] read_list(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Exit: (220) [user] cont_sexpr(')', (0x55fbb4538270), ['OrLink', 'C', 'D'])
^  Call: (220) [user] read_list(')', (0x55fbb4538270), _1390040)
^  Call: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (222) [system] peek_char((0x55fbb4538270), _1391898)
   Exit: (222) [system] peek_char((0x55fbb4538270), ' ')
   Call: (222) [system] ' '=(;)
   Fail: (222) [system] ' '=(;)
   Call: (222) [system] ' '=(/)
   Fail: (222) [system] ' '=(/)
^  Call: (222) [user] is_like_space(' ')
   Call: (223) [system] char_type(' ', 'white')
   Exit: (223) [system] char_type(' ', 'white')
^  Exit: (222) [user] is_like_space(' ')
   Call: (222) [system] get_char((0x55fbb4538270), _1401492)
   Exit: (222) [system] get_char((0x55fbb4538270), ' ')
^  Call: (222) [user] skip_spaces((0x55fbb4538270))
   Call: (223) [system] peek_char((0x55fbb4538270), _1404196)
   Exit: (223) [system] peek_char((0x55fbb4538270), 'E')
   Call: (223) [system] 'E'=(;)
   Fail: (223) [system] 'E'=(;)
   Call: (223) [system] 'E'=(/)
   Fail: (223) [system] 'E'=(/)
^  Call: (223) [user] is_like_space('E')
   Call: (224) [system] char_type('E', 'white')
   Fail: (224) [system] char_type('E', 'white')
   Call: (224) [system] char_type('E', end_of_line)
   Fail: (224) [system] char_type('E', end_of_line)
   Call: (224) [system] char_type('E', space)
   Fail: (224) [system] char_type('E', space)
   Call: (224) [system] char_type('E', cntrl)
   Fail: (224) [system] char_type('E', cntrl)
^  Fail: (223) [user] is_like_space('E')
^  Exit: (222) [user] skip_spaces((0x55fbb4538270))
^  Exit: (221) [user] skip_spaces((0x55fbb4538270))
   Call: (221) [system] peek_char((0x55fbb4538270), _1421130)
   Exit: (221) [system] peek_char((0x55fbb4538270), 'E')
   Call: (221) [system] 'E'=')'
   Fail: (221) [system] 'E'=')'
   Call: (221) [system] 'E'=end_of_file
   Fail: (221) [system] 'E'=end_of_file
Script done on 2024-09-27 23:45:27+00:00 [COMMAND_EXIT_CODE="143"]

\033[1;33mCompleted (EXITCODE=143) Under 40 seconds: ./mettalog '--output=./reports/tests_output/baseline-compat/' --timeout=40 --html --repl=false --test "tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_long.metta" --halt=true\033[0m